8 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  349.371922] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  349.379636] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  349.386898] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  349.394160] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  349.401445] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  349.408706] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  349.415992]  ? save_stack+0xa9/0xd0
[  349.419623]  __kmalloc_node_track_caller+0x33/0x70
[  349.424551]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  349.429310]  pskb_expand_head+0x230/0x10f0
[  349.433556]  ? check_preemption_disabled+0x48/0x280
[  349.438582]  ? memcpy+0x45/0x50
[  349.441861]  ? __copy_skb_header+0x350/0x6b0
[  349.446269]  ? skb_release_data+0x880/0x880
[  349.450593]  ? __alloc_skb+0x770/0x770
[  349.454489]  ? __lock_is_held+0xb5/0x140
[  349.458552]  ? kasan_check_write+0x14/0x20
[  349.462780]  ? __skb_clone+0x6c7/0xa00
[  349.466677]  ? __copy_skb_header+0x6b0/0x6b0
[  349.471078]  ? kmem_cache_alloc+0x33a/0x730
[  349.475396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.480947]  skb_ensure_writable+0x3dd/0x640
[  349.485354]  ? skb_checksum_setup+0xaa0/0xaa0
[  349.489845]  ? preempt_notifier_register+0x200/0x200
[  349.494944]  ? __switch_to_asm+0x34/0x70
[  349.499003]  ? __switch_to_asm+0x34/0x70
[  349.503059]  ? __switch_to_asm+0x40/0x70
[  349.507117]  ? __switch_to_asm+0x34/0x70
[  349.511176]  ? __switch_to_asm+0x40/0x70
[  349.515763]  ? __switch_to_asm+0x40/0x70
[  349.519831]  ? __switch_to_asm+0x34/0x70
[  349.523891]  ? __switch_to_asm+0x34/0x70
[  349.527950]  ? __switch_to_asm+0x40/0x70
[  349.532009]  ? __switch_to_asm+0x34/0x70
[  349.536076]  bpf_clone_redirect+0x14a/0x490
[  349.540400]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  349.545410]  ? __sched_text_start+0x8/0x8
[  349.549567]  ? find_held_lock+0x36/0x1c0
[  349.553631]  ? lock_acquire+0x1ed/0x520
[  349.557597]  ? bpf_test_run+0x3cb/0x780
[  349.561568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.567103]  ? check_preemption_disabled+0x48/0x280
[  349.572119]  ? kasan_check_read+0x11/0x20
[  349.576271]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.581556]  ? rcu_softirq_qs+0x20/0x20
[  349.585525]  ? preempt_schedule+0x4d/0x60
[  349.589674]  ? ___preempt_schedule+0x16/0x18
[  349.594086]  ? bpf_test_run+0x25d/0x780
[  349.598073]  ? netlink_diag_dump+0x2a0/0x2a0
[  349.602480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.608016]  ? bpf_test_init.isra.10+0x70/0x100
[  349.612685]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  349.617452]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.622290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  349.627820]  ? fput+0x130/0x1a0
[  349.631182]  ? __bpf_prog_get+0x9b/0x290
[  349.635255]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.640095]  ? bpf_prog_test_run+0x130/0x1a0
[  349.644504]  ? __x64_sys_bpf+0x3d8/0x520
[  349.648576]  ? bpf_prog_get+0x20/0x20
[  349.652387]  ? do_syscall_64+0x1b9/0x820
[  349.656443]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  349.661809]  ? syscall_return_slowpath+0x5e0/0x5e0
[  349.666738]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.671757]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  349.676798]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  349.683706]  ? __switch_to_asm+0x40/0x70
[  349.687773]  ? __switch_to_asm+0x34/0x70
[  349.691841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.696686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  349.702067] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  349.702110] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.708641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.708646] Call Trace:
[  349.708663]  dump_stack+0x244/0x39d
[  349.708684]  ? dump_stack_print_info.cold.1+0x20/0x20
[  349.715214] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.724494]  dump_header+0x27b/0xf72
[  349.727046] syz-executor0 cpuset=
[  349.730661]  ? mark_held_locks+0x130/0x130
[  349.735819] syz0
[  349.746288]  ? pagefault_out_of_memory+0x197/0x197
[  349.749971]  mems_allowed=0
[  349.753408]  ? __lock_acquire+0x62f/0x4c20
[  349.771596]  ? zap_class+0x640/0x640
[  349.775307]  ? percpu_ref_get_many+0x240/0x240
[  349.779883]  ? print_usage_bug+0xc0/0xc0
[  349.783939]  ? print_usage_bug+0xc0/0xc0
[  349.788001]  ? zap_class+0x640/0x640
[  349.791713]  ? print_usage_bug+0xc0/0xc0
[  349.795772]  ? print_usage_bug+0xc0/0xc0
[  349.799834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.805364]  ? find_held_lock+0x36/0x1c0
[  349.809493]  ? mark_held_locks+0xc7/0x130
[  349.813640]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  349.818768]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  349.823864]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  349.828439]  ? trace_hardirqs_on+0xbd/0x310
[  349.832763]  ? kasan_check_read+0x11/0x20
[  349.836903]  ? ___ratelimit+0x3b4/0x672
[  349.840871]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.845972]  ? trace_hardirqs_on+0x310/0x310
[  349.850378]  ? lock_downgrade+0x900/0x900
[  349.854538]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  349.859631]  ? ___ratelimit+0x3b9/0x672
[  349.863602]  ? idr_get_free+0xec0/0xec0
[  349.867585]  ? find_held_lock+0x36/0x1c0
[  349.871653]  oom_kill_process.cold.27+0x10/0x903
[  349.876404]  ? zap_class+0x640/0x640
[  349.880109]  ? check_preemption_disabled+0x48/0x280
[  349.885123]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.890051]  ? kasan_check_read+0x11/0x20
[  349.894195]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.899468]  ? oom_evaluate_task+0x540/0x540
[  349.903878]  ? find_held_lock+0x36/0x1c0
[  349.907942]  ? out_of_memory+0x974/0x1430
[  349.912104]  ? lock_downgrade+0x900/0x900
[  349.916245]  ? check_preemption_disabled+0x48/0x280
[  349.921269]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.926194]  ? kasan_check_read+0x11/0x20
[  349.930348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.935621]  ? rcu_softirq_qs+0x20/0x20
[  349.939595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.945123]  ? oom_evaluate_task+0x302/0x540
[  349.949523]  out_of_memory+0xa84/0x1430
[  349.953505]  ? oom_killer_disable+0x3a0/0x3a0
[  349.958090]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  349.963016]  ? __mutex_add_waiter+0x2a0/0x2a0
[  349.967515]  __alloc_pages_slowpath+0x22d4/0x2d70
[  349.972382]  ? warn_alloc+0x120/0x120
[  349.976178]  ? rcu_softirq_qs+0x20/0x20
[  349.980172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.985702]  ? should_fail+0x22d/0xd01
[  349.989584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.994685]  ? zap_class+0x640/0x640
[  349.998418]  ? __lock_is_held+0xb5/0x140
[  350.002570]  ? mark_held_locks+0x130/0x130
[  350.006798]  ? lock_release+0xa00/0xa00
[  350.010769]  ? perf_trace_sched_process_exec+0x860/0x860
[  350.016221]  ? __might_sleep+0x95/0x190
[  350.020198]  __alloc_pages_nodemask+0xa80/0xde0
[  350.024866]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  350.029894]  ? __page_cache_alloc+0x191/0x5c0
[  350.034385]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.039305]  ? kasan_check_read+0x11/0x20
[  350.043443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.048713]  ? zap_class+0x640/0x640
[  350.052435]  ? zap_class+0x640/0x640
[  350.056156]  ? zap_class+0x640/0x640
[  350.059862]  ? __do_page_cache_readahead+0x7ce/0x980
[  350.064984]  ? find_held_lock+0x36/0x1c0
[  350.069040]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  350.074577]  alloc_pages_current+0x173/0x350
[  350.078985]  __page_cache_alloc+0x38c/0x5c0
[  350.083299]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.088220]  ? kasan_check_read+0x11/0x20
[  350.092365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.097639]  ? generic_perform_write+0x6a0/0x6a0
[  350.102387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.107916]  ? check_preemption_disabled+0x48/0x280
[  350.112931]  filemap_fault+0x1594/0x25f0
[  350.116999]  ? __lock_page_or_retry+0xa00/0xa00
[  350.121664]  ? mark_held_locks+0x130/0x130
[  350.125892]  ? rcu_softirq_qs+0x20/0x20
[  350.129872]  ? filemap_map_pages+0xe04/0x1990
[  350.134374]  ? __free_object+0x173/0x340
[  350.138428]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  350.143368]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.148463]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  350.153133]  ? debug_object_free+0x32d/0x690
[  350.157531]  ? kasan_check_read+0x11/0x20
[  350.161683]  ? debug_object_destroy+0x2b0/0x2b0
[  350.166346]  ? lock_pi_update_atomic+0x150/0x150
[  350.171110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.176646]  ? __hrtimer_init+0xdb/0x240
[  350.180712]  ? lock_acquire+0x1ed/0x520
[  350.184683]  ? ext4_filemap_fault+0x7a/0xad
[  350.189003]  ? lock_release+0xa00/0xa00
[  350.192988]  ? perf_trace_sched_process_exec+0x860/0x860
[  350.198437]  ? print_usage_bug+0xc0/0xc0
[  350.202494]  ? print_usage_bug+0xc0/0xc0
[  350.206561]  ? down_read+0x8d/0x120
[  350.210181]  ? ext4_filemap_fault+0x7a/0xad
[  350.214495]  ? __down_interruptible+0x700/0x700
[  350.219166]  ext4_filemap_fault+0x82/0xad
[  350.223322]  __do_fault+0x100/0x6b0
[  350.226947]  ? pmd_devmap_trans_unstable+0x220/0x220
[  350.232049]  ? mark_held_locks+0x130/0x130
[  350.236277]  ? mark_held_locks+0x130/0x130
[  350.240511]  ? debug_smp_processor_id+0x1c/0x20
[  350.245176]  ? perf_trace_lock+0x14d/0x7a0
[  350.249410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.254949]  __handle_mm_fault+0x307c/0x5920
[  350.259375]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  350.264211]  ? lock_is_held_type+0x210/0x210
[  350.268633]  ? zap_class+0x640/0x640
[  350.272339]  ? zap_class+0x640/0x640
[  350.276046]  ? __x64_sys_futex+0x53e/0x6a0
[  350.280280]  ? find_held_lock+0x36/0x1c0
[  350.284346]  ? handle_mm_fault+0x42a/0xc70
[  350.288578]  ? lock_downgrade+0x900/0x900
[  350.292726]  ? check_preemption_disabled+0x48/0x280
[  350.297836]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.302770]  ? kasan_check_read+0x11/0x20
[  350.306918]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.312191]  ? rcu_softirq_qs+0x20/0x20
[  350.316161]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.321257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.326789]  ? check_preemption_disabled+0x48/0x280
[  350.331806]  handle_mm_fault+0x54f/0xc70
[  350.335863]  ? __handle_mm_fault+0x5920/0x5920
[  350.340444]  ? find_vma+0x34/0x190
[  350.343981]  __do_page_fault+0x5e8/0xe60
[  350.348035]  ? trace_hardirqs_off+0xb8/0x310
[  350.352438]  ? __ia32_sys_read+0xb0/0xb0
[  350.356497]  do_page_fault+0xf2/0x7e0
[  350.360293]  ? vmalloc_sync_all+0x30/0x30
[  350.364433]  ? error_entry+0x70/0xd0
[  350.368137]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.373145]  ? trace_hardirqs_on_caller+0xc0/0x310
[  350.378085]  ? syscall_return_slowpath+0x5e0/0x5e0
[  350.383007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.387857]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.392898]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.398356]  ? prepare_exit_to_usermode+0x291/0x3b0
[  350.403365]  ? page_fault+0x8/0x30
[  350.406903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.411751]  ? page_fault+0x8/0x30
[  350.415287]  page_fault+0x1e/0x30
[  350.418741] RIP: 0033:0x45ddf3
[  350.421948] Code: Bad RIP value.
[  350.425303] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  350.430658] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  350.437919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  350.445199] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  350.452463] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  350.459727] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  350.467008] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  350.467236] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  350.473928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  350.484128] syz-fuzzer cpuset=
[  350.493457] Call Trace:
[  350.493464] /
[  350.496631]  <IRQ>
[  350.499192]  mems_allowed=0
[  350.500896]  dump_stack+0x244/0x39d
[  350.509545]  ? dump_stack_print_info.cold.1+0x20/0x20
[  350.514741]  warn_alloc.cold.117+0xb7/0x1bd
[  350.519068]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  350.523908]  ? lock_downgrade+0x900/0x900
[  350.528057]  ? trace_hardirqs_off+0xb8/0x310
[  350.532461]  ? trace_hardirqs_off+0xb8/0x310
[  350.536884]  __alloc_pages_slowpath+0x2660/0x2d70
[  350.541774]  ? warn_alloc+0x120/0x120
[  350.545591]  ? warn_alloc+0x120/0x120
[  350.549384]  ? print_usage_bug+0xc0/0xc0
[  350.553438]  ? warn_alloc+0x120/0x120
[  350.557238]  ? print_usage_bug+0xc0/0xc0
[  350.561293]  ? __lock_acquire+0x62f/0x4c20
[  350.565519]  ? __lock_acquire+0x62f/0x4c20
[  350.569749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.575304]  ? should_fail+0x22d/0xd01
[  350.579186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.584458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.589556]  ? __lock_acquire+0x62f/0x4c20
[  350.593786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.598883]  ? __lock_acquire+0x62f/0x4c20
[  350.603107]  ? should_fail+0x22d/0xd01
[  350.607003]  ? rcu_irq_exit+0x1a2/0x390
[  350.610994]  ? mark_held_locks+0x130/0x130
[  350.615229]  ? mark_held_locks+0x130/0x130
[  350.619462]  ? mark_held_locks+0xc7/0x130
[  350.623601]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  350.628609]  ? zap_class+0x640/0x640
[  350.632318]  ? print_usage_bug+0xc0/0xc0
[  350.636375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.641912]  ? check_preemption_disabled+0x48/0x280
[  350.646931]  ? __lock_is_held+0xb5/0x140
[  350.650992]  __alloc_pages_nodemask+0xa80/0xde0
[  350.655653]  ? zap_class+0x640/0x640
[  350.659365]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  350.664386]  ? find_held_lock+0x36/0x1c0
[  350.668460]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.673122]  ? lock_downgrade+0x900/0x900
[  350.677269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.682806]  cache_grow_begin+0xa5/0x8c0
[  350.686869]  ? do_raw_spin_unlock+0xa7/0x330
[  350.691279]  fallback_alloc+0x204/0x2e0
[  350.695262]  ____cache_alloc_node+0x1c7/0x1e0
[  350.699756]  kmem_cache_alloc_node+0xe3/0x730
[  350.704249]  ? ipv6_get_ifaddr+0x42e/0x620
[  350.708483]  __alloc_skb+0x119/0x770
[  350.712190]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.717459]  ? netdev_alloc_frag+0x1f0/0x1f0
[  350.721855]  ? lock_downgrade+0x900/0x900
[  350.726003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.731532]  ? refcount_sub_and_test_checked+0x203/0x310
[  350.736980]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  350.742422]  ? addrconf_rs_timer+0x690/0x690
[  350.746833]  ndisc_alloc_skb+0x144/0x340
[  350.750890]  ndisc_send_rs+0x331/0x6e0
[  350.754778]  addrconf_rs_timer+0x314/0x690
[  350.759013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.763251]  call_timer_fn+0x272/0x920
[  350.767136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.771369]  ? process_timeout+0x40/0x40
[  350.775432]  ? __run_timers+0x7da/0xc70
[  350.779401]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.783887]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.788384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.792606]  ? lockdep_hardirqs_on+0x296/0x5b0
[  350.797212]  ? trace_hardirqs_on+0xbd/0x310
[  350.801524]  ? kasan_check_read+0x11/0x20
[  350.805661]  ? __run_timers+0x7da/0xc70
[  350.809632]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.814735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.818970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.823207]  __run_timers+0x7e5/0xc70
[  350.827026]  ? timer_fixup_init+0x70/0x70
[  350.831166]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  350.836209]  ? zap_class+0x640/0x640
[  350.839938]  ? enqueue_hrtimer+0x1a5/0x560
[  350.844167]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  350.849351]  ? find_held_lock+0x36/0x1c0
[  350.853406]  ? zap_class+0x640/0x640
[  350.857117]  ? pvclock_read_flags+0x160/0x160
[  350.861606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.867145]  ? check_preemption_disabled+0x48/0x280
[  350.872158]  ? __lock_is_held+0xb5/0x140
[  350.876208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.881746]  ? check_preemption_disabled+0x48/0x280
[  350.886753]  run_timer_softirq+0x52/0xb0
[  350.890805]  ? rcu_read_lock_sched_held+0x14f/0x180
[  350.895814]  __do_softirq+0x308/0xb7e
[  350.899611]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  350.904095]  ? lock_downgrade+0x900/0x900
[  350.908236]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  350.913334]  ? pvclock_read_flags+0x160/0x160
[  350.917826]  ? lapic_next_event+0x5a/0x90
[  350.921966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.927500]  ? kvm_clock_read+0x18/0x30
[  350.931461]  ? kvm_sched_clock_read+0x9/0x20
[  350.935862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.941393]  ? check_preemption_disabled+0x48/0x280
[  350.946408]  irq_exit+0x17f/0x1c0
[  350.949853]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.954693]  ? smp_reschedule_interrupt+0x109/0x650
[  350.959699]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.965570]  ? interrupt_entry+0xb5/0xc0
[  350.969651]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.974669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.979691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.984560]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.989568]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.994573]  ? task_prio+0x50/0x50
[  350.998106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.003633]  ? check_preemption_disabled+0x48/0x280
[  351.008645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.013490]  apic_timer_interrupt+0xf/0x20
[  351.017728]  </IRQ>
[  351.019959] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  351.025921] Code: 41 7e 0f 85 32 ff ff ff e8 33 c3 3f ff e9 28 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  351.044812] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  351.052514] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  351.059772] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  351.067033] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  351.074292] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  351.081550] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  351.088832]  ? save_stack+0xa9/0xd0
[  351.092458]  __kmalloc_node_track_caller+0x33/0x70
[  351.097378]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  351.102132]  pskb_expand_head+0x230/0x10f0
[  351.106359]  ? check_preemption_disabled+0x48/0x280
[  351.111372]  ? memcpy+0x45/0x50
[  351.114645]  ? __copy_skb_header+0x350/0x6b0
[  351.119072]  ? skb_release_data+0x880/0x880
[  351.123386]  ? __alloc_skb+0x770/0x770
[  351.127281]  ? __lock_is_held+0xb5/0x140
[  351.131339]  ? kasan_check_write+0x14/0x20
[  351.135565]  ? __skb_clone+0x6c7/0xa00
[  351.139448]  ? __copy_skb_header+0x6b0/0x6b0
[  351.143848]  ? kmem_cache_alloc+0x33a/0x730
[  351.148164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.153709]  skb_ensure_writable+0x3dd/0x640
[  351.158113]  ? skb_checksum_setup+0xaa0/0xaa0
[  351.162602]  ? preempt_notifier_register+0x200/0x200
[  351.167699]  ? __switch_to_asm+0x34/0x70
[  351.171752]  ? __switch_to_asm+0x34/0x70
[  351.175800]  ? __switch_to_asm+0x40/0x70
[  351.179851]  ? __switch_to_asm+0x34/0x70
[  351.183905]  ? __switch_to_asm+0x40/0x70
[  351.188036]  ? __switch_to_asm+0x40/0x70
[  351.192088]  ? __switch_to_asm+0x34/0x70
[  351.196139]  ? __switch_to_asm+0x34/0x70
[  351.200193]  ? __switch_to_asm+0x40/0x70
[  351.204243]  ? __switch_to_asm+0x34/0x70
[  351.208301]  bpf_clone_redirect+0x14a/0x490
[  351.212624]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  351.217650]  ? __sched_text_start+0x8/0x8
[  351.221808]  ? find_held_lock+0x36/0x1c0
[  351.225865]  ? lock_acquire+0x1ed/0x520
[  351.229833]  ? bpf_test_run+0x3cb/0x780
[  351.233806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.239335]  ? check_preemption_disabled+0x48/0x280
[  351.244345]  ? kasan_check_read+0x11/0x20
[  351.248485]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.253758]  ? rcu_softirq_qs+0x20/0x20
[  351.257722]  ? preempt_schedule+0x4d/0x60
[  351.261865]  ? ___preempt_schedule+0x16/0x18
[  351.266272]  ? bpf_test_run+0x25d/0x780
[  351.270248]  ? netlink_diag_dump+0x2a0/0x2a0
[  351.274667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.280195]  ? bpf_test_init.isra.10+0x70/0x100
[  351.284864]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  351.289706]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  351.294541]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  351.300089]  ? fput+0x130/0x1a0
[  351.303363]  ? __bpf_prog_get+0x9b/0x290
[  351.307418]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  351.312246]  ? bpf_prog_test_run+0x130/0x1a0
[  351.316663]  ? __x64_sys_bpf+0x3d8/0x520
[  351.320721]  ? bpf_prog_get+0x20/0x20
[  351.324536]  ? do_syscall_64+0x1b9/0x820
[  351.328587]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  351.333953]  ? syscall_return_slowpath+0x5e0/0x5e0
[  351.338879]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.343903]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  351.348912]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  351.355571]  ? __switch_to_asm+0x40/0x70
[  351.359640]  ? __switch_to_asm+0x34/0x70
[  351.363708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.368546]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  351.373913] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  351.373917] warn_alloc_show_mem: 1 callbacks suppressed
[  351.373922] Mem-Info:
[  351.380486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.385841] active_anon:46515 inactive_anon:2315 isolated_anon:0
[  351.385841]  active_file:13 inactive_file:13 isolated_file:0
[  351.385841]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.385841]  slab_reclaimable:9353 slab_unreclaimable:1470601
[  351.385841]  mapped:40962 shmem:7010 pagetables:640 bounce:0
[  351.385841]  free:13714 free_pcp:481 free_cma:0
[  351.388208] Call Trace:
[  351.397576] Node 0 active_anon:186060kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.430587]  <IRQ>
[  351.433150] Node 0 
[  351.460807]  dump_stack+0x244/0x39d
[  351.462952] 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
[  351.465155]  ? dump_stack_print_info.cold.1+0x20/0x20
[  351.468745] lowmem_reserve[]: 0
[  351.494243]  warn_alloc.cold.117+0xb7/0x1bd
[  351.499395]  2818
[  351.502659]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.506950]  6321
[  351.508999]  ? lock_downgrade+0x900/0x900
[  351.514297]  6321
[  351.516377]  ? trace_hardirqs_off+0xb8/0x310
[  351.520487] Node 0 
[  351.522541]  ? trace_hardirqs_off+0xb8/0x310
[  351.526939] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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:248kB free_cma:0kB
[  351.529150]  __alloc_pages_slowpath+0x2660/0x2d70
[  351.533512] lowmem_reserve[]: 0
[  351.560694]  ? warn_alloc+0x120/0x120
[  351.565476]  0 3503
[  351.568749]  ? find_held_lock+0x36/0x1c0
[  351.572511]  3503
[  351.574751]  ? warn_alloc+0x120/0x120
[  351.578781] Node 0 
[  351.580840]  ? print_usage_bug+0xc0/0xc0
[  351.584647] Normal free:13768kB min:37364kB low:46704kB high:56044kB active_anon:184012kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5600kB pagetables:2560kB bounce:0kB free_pcp:1676kB local_pcp:876kB free_cma:0kB
[  351.586842]  ? warn_alloc+0x120/0x120
[  351.590870] lowmem_reserve[]:
[  351.619304]  ? print_usage_bug+0xc0/0xc0
[  351.623068]  0 0
[  351.626167]  ? should_fail+0x22d/0xd01
[  351.630189]  0 0
[  351.632161]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  351.636015] Node 0 
[  351.637975]  ? kasan_check_read+0x11/0x20
[  351.642886] DMA: 1*4kB 
[  351.645124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.649253] (U) 
[  351.651822]  ? should_fail+0x22d/0xd01
[  351.657322] 0*8kB 0*16kB 
[  351.659293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.663171] 1*32kB 
[  351.665916]  ? __lock_acquire+0x62f/0x4c20
[  351.670985] (U) 
[  351.673209]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.677411] 2*64kB (U) 
[  351.679376]  ? __lock_acquire+0x62f/0x4c20
[  351.684775] 1*128kB (U) 
[  351.687357]  ? should_fail+0x22d/0xd01
[  351.691558] 1*256kB (U) 
[  351.694239]  ? mark_held_locks+0x130/0x130
[  351.698084] 0*512kB 1*1024kB 
[  351.700754]  ? mark_held_locks+0x130/0x130
[  351.704954] (U) 
[  351.708042]  ? zap_class+0x640/0x640
[  351.712245] 1*2048kB 
[  351.714207]  ? check_preemption_disabled+0x48/0x280
[  351.717889] (M) 
[  351.720286]  ? zap_class+0x640/0x640
[  351.725359] 3*4096kB (M) 
[  351.727336]  ? print_usage_bug+0xc0/0xc0
[  351.731014] = 15908kB
[  351.731021] Node 0 
[  351.733768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.737792] DMA32: 5*4kB 
[  351.740194]  ? check_preemption_disabled+0x48/0x280
[  351.742400] (UM) 
[  351.747944]  ? __lock_is_held+0xb5/0x140
[  351.750669] 1*8kB 
[  351.755672]  __alloc_pages_nodemask+0xa80/0xde0
[  351.757702] (H) 
[  351.761749]  ? zap_class+0x640/0x640
[  351.763867] 2*16kB (M) 
[  351.768529]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  351.770473] 3*32kB (M) 
[  351.774182]  ? find_held_lock+0x36/0x1c0
[  351.776734] 3*64kB (MH) 
[  351.781745]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.784289] 4*128kB (M) 
[  351.788339]  ? lock_downgrade+0x900/0x900
[  351.790976] 5*256kB (UMH) 
[  351.795638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.798271] 5*512kB (UMH) 
[  351.802412]  cache_grow_begin+0xa5/0x8c0
[  351.805224] 4*1024kB 
[  351.810739]  ? do_raw_spin_unlock+0xa7/0x330
[  351.813548] (UMH) 2*2048kB 
[  351.817609]  fallback_alloc+0x204/0x2e0
[  351.819990] (UM) 
[  351.824388]  ____cache_alloc_node+0x1c7/0x1e0
[  351.827282] 3*4096kB (M) 
[  351.831268]  kmem_cache_alloc_node+0xe3/0x730
[  351.833295] = 25180kB
[  351.833302] Node 0 
[  351.837786]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.840512] Normal: 
[  351.845011]  __alloc_skb+0x119/0x770
[  351.847393] 1870*4kB 
[  351.849628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.853823] (UME) 407*8kB 
[  351.856163]  ? netdev_alloc_frag+0x1f0/0x1f0
[  351.859854] (UMEH) 
[  351.862252]  ? lock_downgrade+0x900/0x900
[  351.867495] 106*16kB (UME) 
[  351.870349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.874720] 42*32kB (MH) 
[  351.876951]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.881069] 1*64kB (U) 
[  351.883994]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.889492] 0*128kB 0*256kB 
[  351.892240]  ? addrconf_rs_timer+0x690/0x690
[  351.897659] 0*512kB 
[  351.900239]  ndisc_alloc_skb+0x144/0x340
[  351.905653] 0*1024kB 
[  351.908655]  ndisc_send_rs+0x331/0x6e0
[  351.913034] 0*2048kB 
[  351.915344]  addrconf_rs_timer+0x314/0x690
[  351.919374] 0*4096kB 
[  351.921782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.925638] = 13840kB
[  351.928040]  call_timer_fn+0x272/0x920
[  351.932244] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  351.934633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.938854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  351.941246]  ? process_timeout+0x40/0x40
[  351.945098] 7036 total pagecache pages
[  351.945112] 0 pages in swap cache
[  351.953929]  ? mark_held_locks+0xc7/0x130
[  351.958133] Swap cache stats: add 0, delete 0, find 0/0
[  351.966692]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.970733] Free swap  = 0kB
[  351.974612]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.978029] Total swap = 0kB
[  351.978037] 1965979 pages RAM
[  351.982166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.987496] 0 pages HighMem/MovableOnly
[  351.987503] 342867 pages reserved
[  351.991981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  351.994984] 0 pages cma reserved
[  351.999465]  ? trace_hardirqs_on+0xbd/0x310
[  352.002547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.005537]  ? kasan_check_read+0x11/0x20
[  352.005553]  ? __run_timers+0x7da/0xc70
[  352.009806] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.013710]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.017130] syz-executor0 cpuset=
[  352.021724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.025052] syz0
[  352.029360]  __run_timers+0x7e5/0xc70
[  352.035821]  mems_allowed=0
[  352.039990]  ? timer_fixup_init+0x70/0x70
[  352.079915]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  352.084928]  ? zap_class+0x640/0x640
[  352.088643]  ? print_usage_bug+0xc0/0xc0
[  352.092698]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  352.097886]  ? find_held_lock+0x36/0x1c0
[  352.101945]  ? zap_class+0x640/0x640
[  352.105657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.111186]  ? check_preemption_disabled+0x48/0x280
[  352.116206]  ? __lock_is_held+0xb5/0x140
[  352.120266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.125799]  ? check_preemption_disabled+0x48/0x280
[  352.130814]  run_timer_softirq+0x52/0xb0
[  352.134870]  ? rcu_read_lock_sched_held+0x14f/0x180
[  352.139882]  __do_softirq+0x308/0xb7e
[  352.143686]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  352.148170]  ? lock_downgrade+0x900/0x900
[  352.152316]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  352.157421]  ? pvclock_read_flags+0x160/0x160
[  352.161915]  ? lapic_next_event+0x5a/0x90
[  352.166091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.171628]  ? kvm_clock_read+0x18/0x30
[  352.175598]  ? kvm_sched_clock_read+0x9/0x20
[  352.179997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.185523]  ? check_preemption_disabled+0x48/0x280
[  352.190571]  irq_exit+0x17f/0x1c0
[  352.194019]  smp_apic_timer_interrupt+0x1cb/0x760
[  352.198873]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.204755]  ? interrupt_entry+0xb5/0xc0
[  352.208811]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.213822]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.218842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.223681]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.228690]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.233708]  ? task_prio+0x50/0x50
[  352.237238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.242775]  ? check_preemption_disabled+0x48/0x280
[  352.247785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.252625]  apic_timer_interrupt+0xf/0x20
[  352.256850]  </IRQ>
[  352.259084] RIP: 0010:dump_stack+0x358/0x39d
[  352.263495] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  352.282384] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  352.290089] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  352.297351] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  352.304610] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  352.311870] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  352.319128] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  352.326404]  ? dump_stack+0x34f/0x39d
[  352.330212]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.335408]  dump_header+0x27b/0xf72
[  352.339124]  ? mark_held_locks+0x130/0x130
[  352.343351]  ? pagefault_out_of_memory+0x197/0x197
[  352.348282]  ? __lock_acquire+0x62f/0x4c20
[  352.352505]  ? zap_class+0x640/0x640
[  352.356213]  ? percpu_ref_get_many+0x240/0x240
[  352.360791]  ? print_usage_bug+0xc0/0xc0
[  352.364845]  ? print_usage_bug+0xc0/0xc0
[  352.368904]  ? zap_class+0x640/0x640
[  352.372632]  ? print_usage_bug+0xc0/0xc0
[  352.376690]  ? print_usage_bug+0xc0/0xc0
[  352.380755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.386293]  ? find_held_lock+0x36/0x1c0
[  352.390357]  ? mark_held_locks+0xc7/0x130
[  352.394501]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.399604]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.404701]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  352.409277]  ? trace_hardirqs_on+0xbd/0x310
[  352.413593]  ? kasan_check_read+0x11/0x20
[  352.417733]  ? ___ratelimit+0x3b4/0x672
[  352.421701]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.426800]  ? trace_hardirqs_on+0x310/0x310
[  352.431203]  ? lock_downgrade+0x900/0x900
[  352.435354]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.440474]  ? ___ratelimit+0x3b9/0x672
[  352.444443]  ? idr_get_free+0xec0/0xec0
[  352.448410]  ? find_held_lock+0x36/0x1c0
[  352.452477]  oom_kill_process.cold.27+0x10/0x903
[  352.457227]  ? zap_class+0x640/0x640
[  352.460934]  ? check_preemption_disabled+0x48/0x280
[  352.465957]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.470880]  ? kasan_check_read+0x11/0x20
[  352.475025]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.480301]  ? oom_evaluate_task+0x540/0x540
[  352.484706]  ? find_held_lock+0x36/0x1c0
[  352.488773]  ? out_of_memory+0x974/0x1430
[  352.492919]  ? lock_downgrade+0x900/0x900
[  352.497064]  ? check_preemption_disabled+0x48/0x280
[  352.502080]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.507005]  ? kasan_check_read+0x11/0x20
[  352.511151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.516426]  ? rcu_softirq_qs+0x20/0x20
[  352.520396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.525930]  ? oom_evaluate_task+0x302/0x540
[  352.530336]  out_of_memory+0xa84/0x1430
[  352.534313]  ? oom_killer_disable+0x3a0/0x3a0
[  352.538801]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  352.543725]  ? __mutex_add_waiter+0x2a0/0x2a0
[  352.548222]  __alloc_pages_slowpath+0x22d4/0x2d70
[  352.553090]  ? warn_alloc+0x120/0x120
[  352.556888]  ? rcu_softirq_qs+0x20/0x20
[  352.560883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.566410]  ? should_fail+0x22d/0xd01
[  352.570292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.575389]  ? zap_class+0x640/0x640
[  352.579122]  ? __lock_is_held+0xb5/0x140
[  352.583186]  ? mark_held_locks+0x130/0x130
[  352.587416]  ? lock_release+0xa00/0xa00
[  352.591388]  ? perf_trace_sched_process_exec+0x860/0x860
[  352.596841]  ? __might_sleep+0x95/0x190
[  352.600816]  __alloc_pages_nodemask+0xa80/0xde0
[  352.605492]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  352.610505]  ? __page_cache_alloc+0x191/0x5c0
[  352.615020]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.619948]  ? kasan_check_read+0x11/0x20
[  352.624089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.629364]  ? zap_class+0x640/0x640
[  352.633077]  ? zap_class+0x640/0x640
[  352.636801]  ? zap_class+0x640/0x640
[  352.640511]  ? __do_page_cache_readahead+0x7ce/0x980
[  352.645615]  ? find_held_lock+0x36/0x1c0
[  352.649699]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  352.655238]  alloc_pages_current+0x173/0x350
[  352.659646]  __page_cache_alloc+0x38c/0x5c0
[  352.663980]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.668903]  ? kasan_check_read+0x11/0x20
[  352.673052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.678321]  ? generic_perform_write+0x6a0/0x6a0
[  352.683071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.688601]  ? check_preemption_disabled+0x48/0x280
[  352.693616]  filemap_fault+0x1594/0x25f0
[  352.697684]  ? __lock_page_or_retry+0xa00/0xa00
[  352.702347]  ? mark_held_locks+0x130/0x130
[  352.706579]  ? rcu_softirq_qs+0x20/0x20
[  352.710575]  ? filemap_map_pages+0xe04/0x1990
[  352.715075]  ? __free_object+0x173/0x340
[  352.719134]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  352.724060]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.729158]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  352.733828]  ? debug_object_free+0x32d/0x690
[  352.738230]  ? kasan_check_read+0x11/0x20
[  352.742377]  ? debug_object_destroy+0x2b0/0x2b0
[  352.747045]  ? lock_pi_update_atomic+0x150/0x150
[  352.751791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.757320]  ? __hrtimer_init+0xdb/0x240
[  352.761384]  ? lock_acquire+0x1ed/0x520
[  352.765351]  ? ext4_filemap_fault+0x7a/0xad
[  352.769668]  ? lock_release+0xa00/0xa00
[  352.773635]  ? perf_trace_sched_process_exec+0x860/0x860
[  352.779082]  ? print_usage_bug+0xc0/0xc0
[  352.783136]  ? print_usage_bug+0xc0/0xc0
[  352.787200]  ? down_read+0x8d/0x120
[  352.790823]  ? ext4_filemap_fault+0x7a/0xad
[  352.795149]  ? __down_interruptible+0x700/0x700
[  352.799815]  ext4_filemap_fault+0x82/0xad
[  352.803956]  __do_fault+0x100/0x6b0
[  352.807578]  ? pmd_devmap_trans_unstable+0x220/0x220
[  352.812678]  ? mark_held_locks+0x130/0x130
[  352.816924]  ? mark_held_locks+0x130/0x130
[  352.821151]  ? debug_smp_processor_id+0x1c/0x20
[  352.825810]  ? perf_trace_lock+0x14d/0x7a0
[  352.830045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.835579]  __handle_mm_fault+0x307c/0x5920
[  352.839990]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  352.844824]  ? lock_is_held_type+0x210/0x210
[  352.849242]  ? zap_class+0x640/0x640
[  352.852946]  ? zap_class+0x640/0x640
[  352.856652]  ? __x64_sys_futex+0x53e/0x6a0
[  352.860894]  ? find_held_lock+0x36/0x1c0
[  352.864964]  ? handle_mm_fault+0x42a/0xc70
[  352.869193]  ? lock_downgrade+0x900/0x900
[  352.873333]  ? check_preemption_disabled+0x48/0x280
[  352.878352]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.883278]  ? kasan_check_read+0x11/0x20
[  352.887422]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.892704]  ? rcu_softirq_qs+0x20/0x20
[  352.896683]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.901778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.907305]  ? check_preemption_disabled+0x48/0x280
[  352.912353]  handle_mm_fault+0x54f/0xc70
[  352.916410]  ? __handle_mm_fault+0x5920/0x5920
[  352.920988]  ? find_vma+0x34/0x190
[  352.924536]  __do_page_fault+0x5e8/0xe60
[  352.928591]  ? trace_hardirqs_off+0xb8/0x310
[  352.932989]  ? __ia32_sys_read+0xb0/0xb0
[  352.937054]  do_page_fault+0xf2/0x7e0
[  352.940951]  ? vmalloc_sync_all+0x30/0x30
[  352.945091]  ? error_entry+0x70/0xd0
[  352.948798]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.953809]  ? trace_hardirqs_on_caller+0xc0/0x310
[  352.958730]  ? syscall_return_slowpath+0x5e0/0x5e0
[  352.963650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.968485]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.973497]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.978961]  ? prepare_exit_to_usermode+0x291/0x3b0
[  352.983972]  ? page_fault+0x8/0x30
[  352.987511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.992341]  ? page_fault+0x8/0x30
[  352.995893]  page_fault+0x1e/0x30
[  352.999340] RIP: 0033:0x45ddf3
[  353.002547] Code: Bad RIP value.
[  353.005907] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  353.011265] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  353.018523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  353.025784] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  353.033059] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  353.040318] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  353.047590] Mem-Info:
[  353.047598] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  353.047606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.050022] active_anon:46515 inactive_anon:2315 isolated_anon:0
[  353.050022]  active_file:13 inactive_file:13 isolated_file:0
[  353.050022]  unevictable:0 dirty:0 writeback:0 unstable:0
[  353.050022]  slab_reclaimable:9353 slab_unreclaimable:1470601
[  353.050022]  mapped:40962 shmem:7010 pagetables:640 bounce:0
[  353.050022]  free:13714 free_pcp:481 free_cma:0
[  353.056910] Call Trace:
[  353.066278] Node 0 active_anon:186060kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  353.099287]  <IRQ>
[  353.101847] Node 0 
[  353.129514]  dump_stack+0x244/0x39d
[  353.131657] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  353.133862]  ? dump_stack_print_info.cold.1+0x20/0x20
[  353.137461] lowmem_reserve[]:
[  353.162955]  warn_alloc.cold.117+0xb7/0x1bd
[  353.168105]  0 2818
[  353.171204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.175503]  6321
[  353.177747]  ? lock_downgrade+0x900/0x900
[  353.182557]  6321
[  353.184628]  ? trace_hardirqs_off+0xb8/0x310
[  353.188741] Node 0 
[  353.190795]  ? trace_hardirqs_off+0xb8/0x310
[  353.195202] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  353.197408]  __alloc_pages_slowpath+0x2660/0x2d70
[  353.201782] lowmem_reserve[]: 0
[  353.228778]  ? warn_alloc+0x120/0x120
[  353.233567]  0 3503
[  353.236840]  ? warn_alloc+0x120/0x120
[  353.240614]  3503
[  353.242855]  ? print_usage_bug+0xc0/0xc0
[  353.248678]  ? warn_alloc+0x120/0x120
[  353.252710] Node 0 Normal free:13768kB min:37364kB low:46704kB high:56044kB active_anon:184012kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5600kB pagetables:2560kB bounce:0kB free_pcp:1676kB local_pcp:800kB free_cma:0kB
[  353.256538]  ? print_usage_bug+0xc0/0xc0
[  353.256572]  ? __lock_acquire+0x62f/0x4c20
[  353.285596] lowmem_reserve[]: 0
[  353.289649]  ? __lock_acquire+0x62f/0x4c20
[  353.293863]  0
[  353.297131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.301330]  0 0
[  353.303123]  ? should_fail+0x22d/0xd01
[  353.308629] Node 0 
[  353.310591]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.314446] DMA: 
[  353.316667]  ? __lock_acquire+0x62f/0x4c20
[  353.321757] 1*4kB 
[  353.323807]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.328010] (U) 
[  353.330145]  ? __lock_acquire+0x62f/0x4c20
[  353.335220] 0*8kB 
[  353.337180]  ? should_fail+0x22d/0xd01
[  353.341380] 0*16kB 1*32kB 
[  353.343525]  ? find_held_lock+0x36/0x1c0
[  353.347382] (U) 
[  353.350220]  ? mark_held_locks+0x130/0x130
[  353.354254] 2*64kB (U) 
[  353.356222]  ? mark_held_locks+0x130/0x130
[  353.360429] 1*128kB 
[  353.362991]  ? zap_class+0x640/0x640
[  353.363005]  ? zap_class+0x640/0x640
[  353.367219] (U) 1*256kB 
[  353.369543]  ? print_usage_bug+0xc0/0xc0
[  353.373228] (U) 
[  353.376926]  ? do_raw_spin_unlock+0xa7/0x330
[  353.379570] 0*512kB 1*1024kB 
[  353.383624]  ? zap_class+0x640/0x640
[  353.385572] (U) 
[  353.389966]  ? print_usage_bug+0xc0/0xc0
[  353.393049] 1*2048kB 
[  353.396745]  ? wq_watchdog_touch+0x9c/0xfe
[  353.398689] (M) 
[  353.402737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.405113] 3*4096kB (M) 
[  353.409337]  ? check_preemption_disabled+0x48/0x280
[  353.411277] = 15908kB
[  353.411284] Node 0 
[  353.416812]  ? __lock_is_held+0xb5/0x140
[  353.419534] DMA32: 
[  353.424535]  __alloc_pages_nodemask+0xa80/0xde0
[  353.426913] 5*4kB 
[  353.429150]  ? zap_class+0x640/0x640
[  353.433180] (UM) 
[  353.435406]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  353.440071] 1*8kB 
[  353.442223]  ? find_held_lock+0x36/0x1c0
[  353.445902] (H) 
[  353.447960]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.452943] 2*16kB (M) 
[  353.455086]  ? lock_downgrade+0x900/0x900
[  353.459116] 3*32kB 
[  353.461083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.465720] (M) 
[  353.468297]  cache_grow_begin+0xa5/0x8c0
[  353.472413] 3*64kB 
[  353.474643]  ? do_raw_spin_unlock+0xa7/0x330
[  353.480149] (MH) 
[  353.482114]  fallback_alloc+0x204/0x2e0
[  353.486139] 4*128kB (M) 
[  353.488371]  ____cache_alloc_node+0x1c7/0x1e0
[  353.492745] 5*256kB (UMH) 
[  353.494804]  kmem_cache_alloc_node+0xe3/0x730
[  353.498740] 5*512kB (UMH) 
[  353.501401]  ? ipv6_get_ifaddr+0x42e/0x620
[  353.505863] 4*1024kB (UMH) 
[  353.508707]  __alloc_skb+0x119/0x770
[  353.513498] 2*2048kB (UM) 
[  353.516348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.520543] 3*4096kB (M) 
[  353.523490]  ? netdev_alloc_frag+0x1f0/0x1f0
[  353.527163] = 25180kB
[  353.527170] Node 0 
[  353.530004]  ? lock_downgrade+0x900/0x900
[  353.535245] Normal: 1870*4kB 
[  353.538005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.542376] (UME) 
[  353.544771]  ? refcount_sub_and_test_checked+0x203/0x310
[  353.546977] 407*8kB (UMEH) 
[  353.551143]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  353.554214] 106*16kB (UME) 
[  353.559743]  ? addrconf_rs_timer+0x690/0x690
[  353.561858] 42*32kB (MH) 
[  353.567310]  ndisc_alloc_skb+0x144/0x340
[  353.570201] 1*64kB (U) 
[  353.575645]  ndisc_send_rs+0x331/0x6e0
[  353.578540] 0*128kB 0*256kB 
[  353.582941]  addrconf_rs_timer+0x314/0x690
[  353.585662] 0*512kB 0*1024kB 
[  353.589716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.592285] 0*2048kB 
[  353.596167]  call_timer_fn+0x272/0x920
[  353.599148] 0*4096kB 
[  353.603365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.606439] = 13840kB
[  353.606458] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  353.610675]  ? process_timeout+0x40/0x40
[  353.613060] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  353.616935]  ? __run_timers+0x7da/0xc70
[  353.619315] 7036 total pagecache pages
[  353.623539]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.625925] 0 pages in swap cache
[  353.634738]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.638770] Swap cache stats: add 0, delete 0, find 0/0
[  353.647324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.651283] Free swap  = 0kB
[  353.655155]  ? lockdep_hardirqs_on+0x296/0x5b0
[  353.659620] Total swap = 0kB
[  353.663064]  ? trace_hardirqs_on+0xbd/0x310
[  353.667540] 1965979 pages RAM
[  353.672894]  ? kasan_check_read+0x11/0x20
[  353.677091] 0 pages HighMem/MovableOnly
[  353.677098] 342867 pages reserved
[  353.680103]  ? __run_timers+0x7da/0xc70
[  353.685181] 0 pages cma reserved
[  353.685289] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.688201]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.698020] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.699728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.703674] ksoftirqd/1 cpuset=
[  353.707115]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.711060] /
[  353.714413]  __run_timers+0x7e5/0xc70
[  353.720874]  mems_allowed=0
[  353.725967]  ? timer_fixup_init+0x70/0x70
[  353.760471]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  353.765484]  ? zap_class+0x640/0x640
[  353.769193]  ? enqueue_hrtimer+0x1a5/0x560
[  353.773423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  353.778619]  ? find_held_lock+0x36/0x1c0
[  353.782677]  ? zap_class+0x640/0x640
[  353.786385]  ? pvclock_read_flags+0x160/0x160
[  353.790873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.796402]  ? check_preemption_disabled+0x48/0x280
[  353.801420]  ? __lock_is_held+0xb5/0x140
[  353.805500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.811031]  ? check_preemption_disabled+0x48/0x280
[  353.816043]  run_timer_softirq+0x52/0xb0
[  353.820098]  ? rcu_read_lock_sched_held+0x14f/0x180
[  353.825124]  __do_softirq+0x308/0xb7e
[  353.828921]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  353.833424]  ? lock_downgrade+0x900/0x900
[  353.837578]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  353.842690]  ? pvclock_read_flags+0x160/0x160
[  353.847180]  ? lapic_next_event+0x5a/0x90
[  353.851325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.856860]  ? kvm_clock_read+0x18/0x30
[  353.860830]  ? kvm_sched_clock_read+0x9/0x20
[  353.865230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.870759]  ? check_preemption_disabled+0x48/0x280
[  353.875784]  irq_exit+0x17f/0x1c0
[  353.879253]  smp_apic_timer_interrupt+0x1cb/0x760
[  353.884091]  ? smp_reschedule_interrupt+0x109/0x650
[  353.889104]  ? smp_call_function_single_interrupt+0x650/0x650
[  353.894996]  ? interrupt_entry+0xb5/0xc0
[  353.899061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  353.904089]  ? trace_hardirqs_off_caller+0xbb/0x310
[  353.909100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.913933]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.918943]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.923953]  ? task_prio+0x50/0x50
[  353.927573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.933102]  ? check_preemption_disabled+0x48/0x280
[  353.938120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.942963]  apic_timer_interrupt+0xf/0x20
[  353.947187]  </IRQ>
[  353.949457] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  353.955347] Code: 41 7e 0f 85 32 ff ff ff e8 33 c3 3f ff e9 28 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  353.974239] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  353.981946] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  353.989203] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  353.996464] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  354.003724] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  354.010983] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  354.018349]  ? save_stack+0xa9/0xd0
[  354.021978]  __kmalloc_node_track_caller+0x33/0x70
[  354.026912]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  354.031666]  pskb_expand_head+0x230/0x10f0
[  354.035891]  ? check_preemption_disabled+0x48/0x280
[  354.040902]  ? memcpy+0x45/0x50
[  354.044174]  ? __copy_skb_header+0x350/0x6b0
[  354.048579]  ? skb_release_data+0x880/0x880
[  354.052890]  ? __alloc_skb+0x770/0x770
[  354.056774]  ? __lock_is_held+0xb5/0x140
[  354.060832]  ? kasan_check_write+0x14/0x20
[  354.065057]  ? __skb_clone+0x6c7/0xa00
[  354.068955]  ? __copy_skb_header+0x6b0/0x6b0
[  354.073353]  ? kmem_cache_alloc+0x33a/0x730
[  354.077665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.083199]  skb_ensure_writable+0x3dd/0x640
[  354.087604]  ? skb_checksum_setup+0xaa0/0xaa0
[  354.092108]  ? preempt_notifier_register+0x200/0x200
[  354.097222]  ? __switch_to_asm+0x34/0x70
[  354.101278]  ? __switch_to_asm+0x34/0x70
[  354.105333]  ? __switch_to_asm+0x40/0x70
[  354.109385]  ? __switch_to_asm+0x34/0x70
[  354.113449]  ? __switch_to_asm+0x40/0x70
[  354.117507]  ? __switch_to_asm+0x40/0x70
[  354.121565]  ? __switch_to_asm+0x34/0x70
[  354.125618]  ? __switch_to_asm+0x34/0x70
[  354.129673]  ? __switch_to_asm+0x40/0x70
[  354.133724]  ? __switch_to_asm+0x34/0x70
[  354.137780]  bpf_clone_redirect+0x14a/0x490
[  354.142102]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  354.147114]  ? __sched_text_start+0x8/0x8
[  354.151265]  ? find_held_lock+0x36/0x1c0
[  354.155336]  ? lock_acquire+0x1ed/0x520
[  354.159304]  ? bpf_test_run+0x3cb/0x780
[  354.163270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.168805]  ? check_preemption_disabled+0x48/0x280
[  354.173819]  ? kasan_check_read+0x11/0x20
[  354.177962]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.183234]  ? rcu_softirq_qs+0x20/0x20
[  354.187203]  ? preempt_schedule+0x4d/0x60
[  354.191351]  ? ___preempt_schedule+0x16/0x18
[  354.195762]  ? bpf_test_run+0x25d/0x780
[  354.199739]  ? netlink_diag_dump+0x2a0/0x2a0
[  354.204144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.209704]  ? bpf_test_init.isra.10+0x70/0x100
[  354.214370]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  354.219126]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.223965]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.229497]  ? fput+0x130/0x1a0
[  354.232773]  ? __bpf_prog_get+0x9b/0x290
[  354.236853]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.241687]  ? bpf_prog_test_run+0x130/0x1a0
[  354.246093]  ? __x64_sys_bpf+0x3d8/0x520
[  354.250149]  ? bpf_prog_get+0x20/0x20
[  354.253960]  ? do_syscall_64+0x1b9/0x820
[  354.258012]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  354.263368]  ? syscall_return_slowpath+0x5e0/0x5e0
[  354.268333]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.273343]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  354.278354]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  354.285013]  ? __switch_to_asm+0x40/0x70
[  354.289066]  ? __switch_to_asm+0x34/0x70
[  354.293131]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.297995]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  354.303383] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 4.19.0+ #72
[  354.303464] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  354.309873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  354.309880] Call Trace:
[  354.316517] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  354.325688]  dump_stack+0x244/0x39d
[  354.328249] syz-executor0 cpuset=
[  354.338721]  ? dump_stack_print_info.cold.1+0x20/0x20
[  354.342314] syz0
[  354.345763]  warn_alloc.cold.117+0xb7/0x1bd
[  354.350917]  mems_allowed=0
[  354.352879]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.364915]  ? lock_downgrade+0x900/0x900
[  354.369062]  ? trace_hardirqs_off+0xb8/0x310
[  354.373471]  ? trace_hardirqs_off+0xb8/0x310
[  354.377877]  __alloc_pages_slowpath+0x2660/0x2d70
[  354.382744]  ? warn_alloc+0x120/0x120
[  354.386539]  ? warn_alloc+0x120/0x120
[  354.390348]  ? print_usage_bug+0xc0/0xc0
[  354.394406]  ? warn_alloc+0x120/0x120
[  354.398201]  ? print_usage_bug+0xc0/0xc0
[  354.402261]  ? __read_once_size_nocheck.constprop.8+0x10/0x10
[  354.408142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.413672]  ? should_fail+0x22d/0xd01
[  354.417556]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.422655]  ? __lock_acquire+0x62f/0x4c20
[  354.426900]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.431992]  ? should_fail+0x22d/0xd01
[  354.435887]  ? mark_held_locks+0x130/0x130
[  354.440123]  ? mark_held_locks+0x130/0x130
[  354.444353]  ? print_usage_bug+0xc0/0xc0
[  354.448418]  ? ret_from_fork+0x3a/0x50
[  354.452306]  ? kasan_check_read+0x11/0x20
[  354.456456]  ? __zone_watermark_ok+0x330/0x7b0
[  354.461040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.466573]  ? check_preemption_disabled+0x48/0x280
[  354.471593]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  354.477137]  ? rcu_pm_notify+0xc0/0xc0
[  354.481025]  __alloc_pages_nodemask+0xa80/0xde0
[  354.485690]  ? zap_class+0x640/0x640
[  354.489406]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  354.494434]  ? find_held_lock+0x36/0x1c0
[  354.498504]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.503166]  ? lock_downgrade+0x900/0x900
[  354.507317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.512859]  cache_grow_begin+0xa5/0x8c0
[  354.516915]  ? do_raw_spin_unlock+0xa7/0x330
[  354.521324]  fallback_alloc+0x204/0x2e0
[  354.525295]  ____cache_alloc_node+0x1c7/0x1e0
[  354.529786]  kmem_cache_alloc+0x1f8/0x730
[  354.533936]  __build_skb+0xab/0x430
[  354.537558]  ? rcu_read_lock_sched_held+0x14f/0x180
[  354.542565]  ? skb_try_coalesce+0x1b70/0x1b70
[  354.547058]  ? __alloc_pages_nodemask+0xde0/0xde0
[  354.551896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.557425]  ? check_preemption_disabled+0x48/0x280
[  354.562440]  __napi_alloc_skb+0x1d6/0x310
[  354.566584]  page_to_skb.isra.41+0xee/0x8d0
[  354.570925]  ? check_preemption_disabled+0x48/0x280
[  354.575939]  ? virtnet_cpu_online+0x40/0x40
[  354.580253]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  354.585174]  ? kasan_check_read+0x11/0x20
[  354.589310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.594595]  ? rcu_softirq_qs+0x20/0x20
[  354.598570]  receive_mergeable+0x155d/0x3a90
[  354.602984]  ? virtnet_probe+0x2240/0x2240
[  354.607211]  ? __ia32_sys_membarrier+0xb1/0x150
[  354.611874]  ? sock_put+0x30/0x50
[  354.615327]  ? tcp_v4_rcv+0x1c7/0x3d20
[  354.619214]  ? __isolate_free_page+0x610/0x610
[  354.623797]  ? __lock_acquire+0x62f/0x4c20
[  354.628029]  ? __lock_acquire+0x62f/0x4c20
[  354.632265]  ? mark_held_locks+0x130/0x130
[  354.636498]  ? mark_held_locks+0x130/0x130
[  354.640731]  ? mark_held_locks+0x130/0x130
[  354.644955]  ? update_curr+0x4cf/0xbd0
[  354.648838]  ? lock_downgrade+0x900/0x900
[  354.652984]  ? check_preemption_disabled+0x48/0x280
[  354.658002]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  354.662926]  ? kasan_check_read+0x11/0x20
[  354.667071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.672600]  ? wakeup_kcompactd+0x2f6/0x730
[  354.676951]  ? compaction_unregister_node+0x20/0x20
[  354.681966]  ? __cpuset_node_allowed+0x19b/0x660
[  354.686718]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  354.692417]  ? __account_cfs_rq_runtime+0x790/0x790
[  354.697424]  ? zap_class+0x640/0x640
[  354.701134]  ? wakeup_kswapd+0x304/0x7a0
[  354.705190]  ? isolate_lru_page+0x22e0/0x22e0
[  354.709690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.714535]  ? lock_downgrade+0x900/0x900
[  354.718681]  ? trace_hardirqs_off+0xb8/0x310
[  354.723083]  ? print_usage_bug+0xc0/0xc0
[  354.727136]  ? trace_hardirqs_off+0xb8/0x310
[  354.731538]  ? __alloc_pages_slowpath+0x2660/0x2d70
[  354.736555]  ? rb_erase_cached+0xc78/0x3720
[  354.740873]  ? __lock_acquire+0x62f/0x4c20
[  354.745111]  ? rb_next+0x140/0x140
[  354.748663]  ? mark_held_locks+0x130/0x130
[  354.752901]  ? __lock_acquire+0x62f/0x4c20
[  354.757129]  ? print_usage_bug+0xc0/0xc0
[  354.761183]  ? print_usage_bug+0xc0/0xc0
[  354.765238]  ? print_usage_bug+0xc0/0xc0
[  354.769294]  ? print_usage_bug+0xc0/0xc0
[  354.773394]  receive_buf+0xb3c/0x3270
[  354.777195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.782725]  ? __msecs_to_jiffies+0x4a/0x60
[  354.787041]  ? update_group_capacity+0xf9/0x11a0
[  354.791811]  ? receive_mergeable+0x3a90/0x3a90
[  354.796398]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  354.801407]  ? print_usage_bug+0xc0/0xc0
[  354.805466]  ? cpumask_next_and+0x49/0x50
[  354.809612]  ? update_sd_lb_stats+0x41b/0x3230
[  354.814193]  ? zap_class+0x640/0x640
[  354.817904]  ? __lock_acquire+0x62f/0x4c20
[  354.822151]  ? __update_load_avg_blocked_se+0x690/0x690
[  354.827521]  ? __update_load_avg_se+0xae0/0xae0
[  354.832182]  ? __lock_is_held+0xb5/0x140
[  354.836232]  ? zap_class+0x640/0x640
[  354.839962]  ? update_load_avg+0x387/0x2470
[  354.844276]  ? __update_load_avg_blocked_se+0x690/0x690
[  354.849640]  ? attach_entity_load_avg+0x860/0x860
[  354.854494]  ? update_load_avg+0x387/0x2470
[  354.858823]  ? attach_entity_load_avg+0x860/0x860
[  354.863662]  ? find_held_lock+0x36/0x1c0
[  354.867713]  ? zap_class+0x640/0x640
[  354.871427]  ? mark_held_locks+0x130/0x130
[  354.875653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.881185]  ? vring_use_dma_api+0xa5/0xc0
[  354.885425]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.890957]  ? vring_unmap_one+0x5a/0x410
[  354.895095]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.900638]  ? detach_buf+0x34b/0x5d0
[  354.904439]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  354.909969]  ? virtqueue_get_buf_ctx+0x3d5/0x820
[  354.914733]  ? detach_buf+0x5d0/0x5d0
[  354.918534]  ? print_usage_bug+0xc0/0xc0
[  354.922592]  virtnet_poll+0x421/0x105f
[  354.926485]  ? receive_buf+0x3270/0x3270
[  354.930546]  ? __lock_acquire+0x62f/0x4c20
[  354.934792]  ? net_rx_action+0x4b5/0x19b0
[  354.938941]  ? net_rx_action+0x4b5/0x19b0
[  354.943083]  ? lockdep_hardirqs_on+0x296/0x5b0
[  354.947666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.953199]  ? check_preemption_disabled+0x48/0x280
[  354.958211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.963755]  net_rx_action+0x7fa/0x19b0
[  354.967736]  ? napi_complete_done+0x7a0/0x7a0
[  354.972225]  ? rcu_read_lock_sched_held+0x14f/0x180
[  354.977235]  ? rcu_note_context_switch+0x12ad/0x2150
[  354.982366]  ? zap_class+0x640/0x640
[  354.986071]  ? run_rebalance_domains+0x500/0x500
[  354.990829]  ? find_held_lock+0x36/0x1c0
[  354.994899]  ? finish_task_switch+0x1f4/0x910
[  354.999388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.004915]  ? __run_timers+0xa4a/0xc70
[  355.008896]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.013468]  ? trace_hardirqs_on+0xbd/0x310
[  355.017778]  ? kasan_check_read+0x11/0x20
[  355.021927]  ? finish_task_switch+0x1f4/0x910
[  355.026418]  ? timer_fixup_init+0x70/0x70
[  355.030557]  ? compat_start_thread+0x80/0x80
[  355.034963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.040513]  ? kasan_check_write+0x14/0x20
[  355.044741]  ? finish_task_switch+0x2f4/0x910
[  355.049223]  ? __switch_to_asm+0x40/0x70
[  355.053276]  ? preempt_notifier_register+0x200/0x200
[  355.058365]  ? __switch_to_asm+0x34/0x70
[  355.062419]  ? __switch_to_asm+0x34/0x70
[  355.066471]  ? __switch_to_asm+0x40/0x70
[  355.070521]  ? __switch_to_asm+0x34/0x70
[  355.074570]  ? __switch_to_asm+0x40/0x70
[  355.078621]  ? __switch_to_asm+0x34/0x70
[  355.082672]  ? __switch_to_asm+0x40/0x70
[  355.086744]  ? __switch_to_asm+0x34/0x70
[  355.090803]  ? pvclock_read_flags+0x160/0x160
[  355.095290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.100836]  ? check_preemption_disabled+0x48/0x280
[  355.105868]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  355.111400]  ? rcu_pm_notify+0xc0/0xc0
[  355.115290]  __do_softirq+0x308/0xb7e
[  355.119088]  ? retint_kernel+0x2d/0x2d
[  355.122971]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  355.128065]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.133519]  ? smpboot_thread_fn+0x334/0xa00
[  355.137941]  ? schedule+0x108/0x460
[  355.141569]  ? trace_hardirqs_off+0xb8/0x310
[  355.145974]  ? smpboot_thread_fn+0x68b/0xa00
[  355.150377]  ? trace_hardirqs_on+0x310/0x310
[  355.154789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.160336]  ? check_preemption_disabled+0x48/0x280
[  355.165365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.170894]  ? takeover_tasklets+0xa90/0xa90
[  355.175297]  run_ksoftirqd+0x5e/0x100
[  355.179098]  smpboot_thread_fn+0x68b/0xa00
[  355.183335]  ? sort_range+0x30/0x30
[  355.186962]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.192062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.197594]  ? __kthread_parkme+0xfb/0x1a0
[  355.201852]  kthread+0x35a/0x420
[  355.205210]  ? sort_range+0x30/0x30
[  355.208835]  ? kthread_stop+0x900/0x900
[  355.212805]  ret_from_fork+0x3a/0x50
[  355.216523] warn_alloc_show_mem: 1 callbacks suppressed
[  355.216531] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  355.216533] Mem-Info:
[  355.216560] active_anon:46515 inactive_anon:2315 isolated_anon:0
[  355.216560]  active_file:13 inactive_file:13 isolated_file:0
[  355.216560]  unevictable:0 dirty:0 writeback:0 unstable:0
[  355.216560]  slab_reclaimable:9349 slab_unreclaimable:1470591
[  355.216560]  mapped:40962 shmem:7010 pagetables:640 bounce:0
[  355.216560]  free:13718 free_pcp:498 free_cma:0
[  355.221891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.228807] Node 0 active_anon:186060kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  355.231195] Call Trace:
[  355.264222] Node 0 
[  355.273565]  <IRQ>
[  355.301229] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  355.303779]  dump_stack+0x244/0x39d
[  355.305979] lowmem_reserve[]: 0
[  355.308118]  ? dump_stack_print_info.cold.1+0x20/0x20
[  355.333578]  2818 6321
[  355.337204]  warn_alloc.cold.117+0xb7/0x1bd
[  355.340458]  6321
[  355.345650]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.348127] Node 0 
[  355.352435]  ? lock_downgrade+0x900/0x900
[  355.354491] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  355.359299]  ? trace_hardirqs_off+0xb8/0x310
[  355.361500] lowmem_reserve[]: 0
[  355.365744]  ? trace_hardirqs_off+0xb8/0x310
[  355.392681]  0 3503
[  355.397084]  __alloc_pages_slowpath+0x2660/0x2d70
[  355.400345]  3503
[  355.404779]  ? warn_alloc+0x120/0x120
[  355.406965] Node 0 
[  355.411796]  ? warn_alloc+0x120/0x120
[  355.413851] Normal free:13784kB min:37364kB low:46704kB high:56044kB active_anon:184012kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5600kB pagetables:2560kB bounce:0kB free_pcp:1744kB local_pcp:868kB free_cma:0kB
[  355.417627]  ? print_usage_bug+0xc0/0xc0
[  355.419834] lowmem_reserve[]: 0
[  355.423631]  ? warn_alloc+0x120/0x120
[  355.452053]  0 0
[  355.456110]  ? print_usage_bug+0xc0/0xc0
[  355.459358]  0
[  355.463150]  ? __lock_acquire+0x62f/0x4c20
[  355.465098] Node 0 
[  355.469141]  ? __lock_acquire+0x62f/0x4c20
[  355.470920] DMA: 1*4kB 
[  355.475155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.477364] (U) 
[  355.481581]  ? should_fail+0x22d/0xd01
[  355.484142] 0*8kB 0*16kB 
[  355.489671]  ? __lock_acquire+0x62f/0x4c20
[  355.491611] 1*32kB (U) 
[  355.495489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.498219] 2*64kB 
[  355.502452]  ? __lock_acquire+0x62f/0x4c20
[  355.505005] (U) 1*128kB 
[  355.510101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.512309] (U) 1*256kB (U) 
[  355.517031]  ? __lock_acquire+0x62f/0x4c20
[  355.519689] 0*512kB 
[  355.524775]  ? should_fail+0x22d/0xd01
[  355.527765] 1*1024kB 
[  355.531989]  ? mark_held_locks+0x130/0x130
[  355.534286] (U) 
[  355.538175]  ? mark_held_locks+0x130/0x130
[  355.540554] 1*2048kB (M) 
[  355.544792]  ? zap_class+0x640/0x640
[  355.546741] 3*4096kB (M) 
[  355.550987]  ? print_usage_bug+0xc0/0xc0
[  355.553710] = 15908kB
[  355.553717] Node 0 
[  355.557415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.560138] DMA32: 5*4kB 
[  355.564187]  ? check_preemption_disabled+0x48/0x280
[  355.566567] (UM) 
[  355.568796]  ? __lock_is_held+0xb5/0x140
[  355.574302] 1*8kB (H) 2*16kB 
[  355.577060]  __alloc_pages_nodemask+0xa80/0xde0
[  355.582044] (M) 
[  355.584089]  ? zap_class+0x640/0x640
[  355.588122] 3*32kB 
[  355.591216]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  355.595853] (M) 
[  355.597827]  ? find_held_lock+0x36/0x1c0
[  355.601502] 3*64kB (MH) 
[  355.603736]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.608715] 4*128kB (M) 
[  355.610686]  ? lock_downgrade+0x900/0x900
[  355.614721] 5*256kB (UMH) 
[  355.617393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.622023] 5*512kB (UMH) 
[  355.624688]  cache_grow_begin+0xa5/0x8c0
[  355.628804] 4*1024kB (UMH) 
[  355.631637]  ? do_raw_spin_unlock+0xa7/0x330
[  355.637146] 2*2048kB 
[  355.639977]  fallback_alloc+0x204/0x2e0
[  355.644005] (UM) 
[  355.646937]  ____cache_alloc_node+0x1c7/0x1e0
[  355.651317] 3*4096kB 
[  355.653732]  kmem_cache_alloc_node+0xe3/0x730
[  355.657672] (M) = 25180kB
[  355.659738]  ? ipv6_get_ifaddr+0x42e/0x620
[  355.664214] Node 0 
[  355.666630]  __alloc_skb+0x119/0x770
[  355.671086] Normal: 1870*4kB 
[  355.673837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.678040] (UME) 
[  355.680269]  ? netdev_alloc_frag+0x1f0/0x1f0
[  355.684452] 407*8kB (UMEH) 
[  355.687558]  ? lock_downgrade+0x900/0x900
[  355.692800] 106*16kB (UME) 
[  355.694944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.699318] 42*32kB 
[  355.702236]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.706352] (MH) 
[  355.709271]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.714768] 1*64kB (U) 
[  355.717082]  ? addrconf_rs_timer+0x690/0x690
[  355.722493] 0*128kB 0*256kB 
[  355.724560]  ndisc_alloc_skb+0x144/0x340
[  355.729978] 0*512kB 
[  355.732546]  ndisc_send_rs+0x331/0x6e0
[  355.736922] 0*1024kB 
[  355.739931]  addrconf_rs_timer+0x314/0x690
[  355.743958] 0*2048kB 
[  355.746268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.750122] 0*4096kB = 13840kB
[  355.752534]  call_timer_fn+0x272/0x920
[  355.756734] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  355.759126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.763351] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  355.766523]  ? process_timeout+0x40/0x40
[  355.770379] 7036 total pagecache pages
[  355.779205]  ? __run_timers+0x7da/0xc70
[  355.783409] 0 pages in swap cache
[  355.791968]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.796000] Swap cache stats: add 0, delete 0, find 0/0
[  355.799867]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.803809] Free swap  = 0kB
[  355.807248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.811713] Total swap = 0kB
[  355.817059]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.821526] 1965979 pages RAM
[  355.824532]  ? trace_hardirqs_on+0xbd/0x310
[  355.828728] 0 pages HighMem/MovableOnly
[  355.828735] 342867 pages reserved
[  355.831741]  ? kasan_check_read+0x11/0x20
[  355.836296] 0 pages cma reserved
[  355.839386]  ? __run_timers+0x7da/0xc70
[  355.861102] Mem-Info:
[  355.862518]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.862543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.862561]  __run_timers+0x7e5/0xc70
[  355.864968] active_anon:46515 inactive_anon:2315 isolated_anon:0
[  355.864968]  active_file:13 inactive_file:13 isolated_file:0
[  355.864968]  unevictable:0 dirty:0 writeback:0 unstable:0
[  355.864968]  slab_reclaimable:9349 slab_unreclaimable:1470591
[  355.864968]  mapped:40962 shmem:7010 pagetables:640 bounce:0
[  355.864968]  free:13718 free_pcp:498 free_cma:0
[  355.870043]  ? timer_fixup_init+0x70/0x70
[  355.901011] Node 0 active_anon:186060kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:152748kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  355.911088]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.911102]  ? zap_class+0x640/0x640
[  355.911118]  ? enqueue_hrtimer+0x1a5/0x560
[  355.927407] Node 0 
[  355.942996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.943015]  ? find_held_lock+0x36/0x1c0
[  355.943032]  ? zap_class+0x640/0x640
[  355.948047] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  355.951722]  ? pvclock_read_flags+0x160/0x160
[  355.955943] lowmem_reserve[]:
[  355.958154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.963332]  0
[  355.967366]  ? check_preemption_disabled+0x48/0x280
[  355.971048]  2818
[  355.996549]  ? __lock_is_held+0xb5/0x140
[  355.996583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.001053]  6321
[  356.004143]  ? check_preemption_disabled+0x48/0x280
[  356.004160]  run_timer_softirq+0x52/0xb0
[  356.004188]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.009695]  6321
[  356.011486]  __do_softirq+0x308/0xb7e
[  356.018539]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.022590] Node 0 
[  356.028088]  ? lock_downgrade+0x900/0x900
[  356.028104]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.030161] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  356.035142]  ? pvclock_read_flags+0x160/0x160
[  356.035155]  ? lapic_next_event+0x5a/0x90
[  356.035171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.039203] lowmem_reserve[]:
[  356.044207]  ? kvm_clock_read+0x18/0x30
[  356.044219]  ? kvm_sched_clock_read+0x9/0x20
[  356.044235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.046278]  0
[  356.050062]  ? check_preemption_disabled+0x48/0x280
[  356.054552]  0
[  356.056760]  irq_exit+0x17f/0x1c0
[  356.060873]  3503
[  356.065959]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.065971]  ? smp_reschedule_interrupt+0x109/0x650
[  356.065988]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.092955]  3503
[  356.097422]  ? interrupt_entry+0xb5/0xc0
[  356.107056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.107069]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.107086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.110164] Node 0 
[  356.114119]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.114132]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.114146]  ? task_prio+0x50/0x50
[  356.118571] Normal free:13784kB min:37364kB low:46704kB high:56044kB active_anon:183912kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5568kB pagetables:2412kB bounce:0kB free_pcp:2076kB local_pcp:1200kB free_cma:0kB
[  356.124065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.124077]  ? check_preemption_disabled+0x48/0x280
[  356.124094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.125865] lowmem_reserve[]:
[  356.130891]  apic_timer_interrupt+0xf/0x20
[  356.132683]  0
[  356.136095]  </IRQ>
[  356.138133]  0
[  356.142959] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  356.142986] Code: 41 7e 0f 85 32 ff ff ff e8 33 c3 3f ff e9 28 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  356.142995] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286
[  356.147988]  0
[  356.153849]  ORIG_RAX: ffffffffffffff13
[  356.153858] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  356.153866] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  356.153873] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  356.153884] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  356.155920]  0
[  356.159953] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  356.159985]  ? save_stack+0xa9/0xd0
[  356.169968]  __kmalloc_node_track_caller+0x33/0x70
[  356.174799] Node 0 
[  356.177009]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  356.181992] DMA: 
[  356.186998]  pskb_expand_head+0x230/0x10f0
[  356.187009]  ? check_preemption_disabled+0x48/0x280
[  356.187027]  ? memcpy+0x45/0x50
[  356.190541] 1*4kB 
[  356.219068]  ? __copy_skb_header+0x350/0x6b0
[  356.219082]  ? skb_release_data+0x880/0x880
[  356.219096]  ? __alloc_skb+0x770/0x770
[  356.224624] (U) 
[  356.229614]  ? __lock_is_held+0xb5/0x140
[  356.234444] 0*8kB 
[  356.237518]  ? kasan_check_write+0x14/0x20
[  356.241720] 0*16kB 
[  356.243504]  ? __skb_clone+0x6c7/0xa00
[  356.243520]  ? __copy_skb_header+0x6b0/0x6b0
[  356.243534]  ? kmem_cache_alloc+0x33a/0x730
[  356.245744] 1*32kB 
[  356.247532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.253409] (U) 
[  356.272282]  skb_ensure_writable+0x3dd/0x640
[  356.272299]  ? skb_checksum_setup+0xaa0/0xaa0
[  356.277661] 2*64kB 
[  356.279436]  ? preempt_notifier_register+0x200/0x200
[  356.283399] (U) 
[  356.290632]  ? __switch_to_asm+0x34/0x70
[  356.290646]  ? __switch_to_asm+0x34/0x70
[  356.297914] 1*128kB 
[  356.305154]  ? __switch_to_asm+0x40/0x70
[  356.305167]  ? __switch_to_asm+0x34/0x70
[  356.305182]  ? __switch_to_asm+0x40/0x70
[  356.312424] (U) 
[  356.314252]  ? __switch_to_asm+0x40/0x70
[  356.314269]  ? __switch_to_asm+0x34/0x70
[  356.321512] 1*256kB 
[  356.325118]  ? __switch_to_asm+0x34/0x70
[  356.325131]  ? __switch_to_asm+0x40/0x70
[  356.325146]  ? __switch_to_asm+0x34/0x70
[  356.330053] (U) 
[  356.332275]  bpf_clone_redirect+0x14a/0x490
[  356.337022] 0*512kB 
[  356.339075]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  356.343300] 1*1024kB 
[  356.348288]  ? __sched_text_start+0x8/0x8
[  356.351535] (U) 
[  356.353678]  ? find_held_lock+0x36/0x1c0
[  356.353699]  ? lock_acquire+0x1ed/0x520
[  356.358075] 1*2048kB 
[  356.362391]  ? bpf_test_run+0x3cb/0x780
[  356.366275] (M) 
[  356.368221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.372259] 3*4096kB 
[  356.374407]  ? check_preemption_disabled+0x48/0x280
[  356.374425]  ? kasan_check_read+0x11/0x20
[  356.374443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.378646] (M) 
[  356.380871]  ? rcu_softirq_qs+0x20/0x20
[  356.384754] = 15908kB
[  356.389126]  ? preempt_schedule+0x4d/0x60
[  356.393453] Node 0 
[  356.395657]  ? ___preempt_schedule+0x16/0x18
[  356.401162] DMA32: 
[  356.403132]  ? bpf_test_run+0x25d/0x780
[  356.403156]  ? netlink_diag_dump+0x2a0/0x2a0
[  356.407539] 5*4kB 
[  356.412028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.414265] (UM) 
[  356.419342]  ? bpf_test_init.isra.10+0x70/0x100
[  356.421292] 1*8kB 
[  356.425345]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  356.425368]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  356.429401] (H) 
[  356.431704]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  356.431719]  ? fput+0x130/0x1a0
[  356.435777] 2*16kB 
[  356.439806]  ? __bpf_prog_get+0x9b/0x290
[  356.443869] (M) 
[  356.445817]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  356.449848] 3*32kB 
[  356.453889]  ? bpf_prog_test_run+0x130/0x1a0
[  356.453906]  ? __x64_sys_bpf+0x3d8/0x520
[  356.453920]  ? bpf_prog_get+0x20/0x20
[  356.456233] (M) 
[  356.460301]  ? do_syscall_64+0x1b9/0x820
[  356.464343] 3*64kB 
[  356.468367]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  356.468384]  ? syscall_return_slowpath+0x5e0/0x5e0
[  356.470343] (MH) 
[  356.474651]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.474664]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  356.474682]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  356.476981] 4*128kB 
[  356.481982]  ? __switch_to_asm+0x40/0x70
[  356.484402] (M) 
[  356.488514]  ? __switch_to_asm+0x34/0x70
[  356.488533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.490480] 5*256kB 
[  356.494532]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  356.494615] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.498498] (UMH) 
[  356.500942] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.504882] 5*512kB 
[  356.506815] syz-executor0 cpuset=
[  356.512333] (UMH) 
[  356.514720] syz0 mems_allowed=0
[  356.514741] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  356.514748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.514755] Call Trace:
[  356.519753] 4*1024kB 
[  356.523881]  <IRQ>
[  356.523897]  dump_stack+0x244/0x39d
[  356.523917]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.529164] (UMH) 
[  356.531131]  warn_alloc.cold.117+0xb7/0x1bd
[  356.535102] 2*2048kB 
[  356.537484]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.541617] (UM) 
[  356.543840]  ? lock_downgrade+0x900/0x900
[  356.543863]  ? trace_hardirqs_off+0xb8/0x310
[  356.548243] 3*4096kB 
[  356.550484]  ? trace_hardirqs_off+0xb8/0x310
[  356.554450] (M) 
[  356.558831]  __alloc_pages_slowpath+0x2660/0x2d70
[  356.560948] = 25180kB
[  356.566496]  ? warn_alloc+0x120/0x120
[  356.568533] Node 0 
[  356.573186]  ? warn_alloc+0x120/0x120
[  356.573199]  ? print_usage_bug+0xc0/0xc0
[  356.573212]  ? warn_alloc+0x120/0x120
[  356.575343] Normal: 
[  356.580083]  ? print_usage_bug+0xc0/0xc0
[  356.584923] 1870*4kB 
[  356.586869]  ? __lock_acquire+0x62f/0x4c20
[  356.592402] (UME) 
[  356.595680]  ? __lock_acquire+0x62f/0x4c20
[  356.595697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.595712]  ? should_fail+0x22d/0xd01
[  356.597941] 407*8kB 
[  356.601986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.603958] (UMEH) 
[  356.608776]  ? __lock_acquire+0x62f/0x4c20
[  356.610987] 106*16kB 
[  356.615383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.615395]  ? __lock_acquire+0x62f/0x4c20
[  356.615409]  ? should_fail+0x22d/0xd01
[  356.619464] (UME) 
[  356.623253]  ? find_held_lock+0x36/0x1c0
[  356.623273]  ? mark_held_locks+0x130/0x130
[  356.623291]  ? mark_held_locks+0x130/0x130
[  356.625242] 43*32kB 
[  356.629282]  ? zap_class+0x640/0x640
[  356.629297]  ? zap_class+0x640/0x640
[  356.631508] (UMH) 
[  356.636858]  ? print_usage_bug+0xc0/0xc0
[  356.636870]  ? do_raw_spin_unlock+0xa7/0x330
[  356.636885]  ? zap_class+0x640/0x640
[  356.641788] 1*64kB 
[  356.643832]  ? print_usage_bug+0xc0/0xc0
[  356.643844]  ? wq_watchdog_touch+0x9c/0xfe
[  356.643861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.648848] (U) 
[  356.653848]  ? check_preemption_disabled+0x48/0x280
[  356.653873]  ? __lock_is_held+0xb5/0x140
[  356.660513] 0*128kB 
[  356.662827]  __alloc_pages_nodemask+0xa80/0xde0
[  356.662838]  ? zap_class+0x640/0x640
[  356.662857]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  356.666891] 0*256kB 
[  356.668859]  ? find_held_lock+0x36/0x1c0
[  356.672905] 0*512kB 
[  356.677738]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.680038] 0*1024kB 
[  356.685382]  ? lock_downgrade+0x900/0x900
[  356.685400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.685418]  cache_grow_begin+0xa5/0x8c0
[  356.691884] 0*2048kB 
[  356.694017]  ? do_raw_spin_unlock+0xa7/0x330
[  356.694036]  fallback_alloc+0x204/0x2e0
[  356.694055]  ____cache_alloc_node+0x1c7/0x1e0
[  356.704542] 0*4096kB 
[  356.706836]  kmem_cache_alloc_node+0xe3/0x730
[  356.710256] = 13872kB
[  356.712398]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.715694] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  356.722586]  __alloc_skb+0x119/0x770
[  356.722605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.731936] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  356.734507]  ? netdev_alloc_frag+0x1f0/0x1f0
[  356.734518]  ? lock_downgrade+0x900/0x900
[  356.734538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.736919] 7036 total pagecache pages
[  356.739057]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.742704] 0 pages in swap cache
[  356.747855]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.749977] Swap cache stats: add 0, delete 0, find 0/0
[  356.754274]  ? addrconf_rs_timer+0x690/0x690
[  356.754299]  ndisc_alloc_skb+0x144/0x340
[  356.756685] Free swap  = 0kB
[  356.761510]  ndisc_send_rs+0x331/0x6e0
[  356.763569] Total swap = 0kB
[  356.767684]  addrconf_rs_timer+0x314/0x690
[  356.772062] 1965979 pages RAM
[  356.774460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.774486]  call_timer_fn+0x272/0x920
[  356.778870] 0 pages HighMem/MovableOnly
[  356.780853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.785686] 342867 pages reserved
[  356.788067]  ? process_timeout+0x40/0x40
[  356.791839] 0 pages cma reserved
[  356.794072]  ? __run_timers+0x7da/0xc70
[  356.794092]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.797867] Unreclaimable slab info:
[  356.801913]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.805713] Name                      Used          Total
[  356.807991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.808006]  ? lockdep_hardirqs_on+0x296/0x5b0
[  356.812085] pid_2                      1KB         28KB
[  356.814455]  ? trace_hardirqs_on+0xbd/0x310
[  356.814469]  ? kasan_check_read+0x11/0x20
[  356.814485]  ? __run_timers+0x7da/0xc70
[  356.818742] TIPC                      10KB         14KB
[  356.820835]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.825074] SCTPv6                    14KB         24KB
[  356.830570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.834459] DCCPv6                    17KB         21KB
[  356.836744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.841823] DCCP                      16KB         20KB
[  356.844043]  __run_timers+0x7e5/0xc70
[  356.844071]  ? timer_fixup_init+0x70/0x70
[  356.848296] bridge_fdb_cache          14KB         23KB
[  356.850675]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.855776] nf-frags                   0KB          7KB
[  356.859976]  ? zap_class+0x640/0x640
[  356.863863] fib6_nodes                78KB        104KB
[  356.865973]  ? enqueue_hrtimer+0x1a5/0x560
[  356.870012] ip6_dst_cache             63KB        247KB
[  356.874230]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.874248]  ? find_held_lock+0x36/0x1c0
[  356.874267]  ? zap_class+0x640/0x640
[  356.878490] RAWv6                     68KB         78KB
[  356.880797]  ? pvclock_read_flags+0x160/0x160
[  356.884504] UDPv6                      3KB          3KB
[  356.888183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.890319] TCPv6                     23KB         29KB
[  356.894363]  ? check_preemption_disabled+0x48/0x280
[  356.894389]  ? __lock_is_held+0xb5/0x140
[  356.898780] nf_conntrack               9KB         30KB
[  356.902470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.902483]  ? check_preemption_disabled+0x48/0x280
[  356.902501]  run_timer_softirq+0x52/0xb0
[  356.904738] sd_ext_cdb                 0KB          3KB
[  356.908753]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.912983] scsi_sense_cache        1056KB       1060KB
[  356.918483]  __do_softirq+0x308/0xb7e
[  356.920433] virtio_scsi_cmd           16KB         16KB
[  356.925524]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.925537]  ? lock_downgrade+0x900/0x900
[  356.925554]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.929596] sgpool-128                 8KB          8KB
[  356.931903]  ? pvclock_read_flags+0x160/0x160
[  356.936568] sgpool-64                  4KB          6KB
[  356.940244]  ? lapic_next_event+0x5a/0x90
[  356.945273] sgpool-32                  2KB          7KB
[  356.947555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.951589] sgpool-16                  1KB          3KB
[  356.953897]  ? kvm_clock_read+0x18/0x30
[  356.953909]  ? kvm_sched_clock_read+0x9/0x20
[  356.953926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.958581] sgpool-8                   0KB          3KB
[  356.960980]  ? check_preemption_disabled+0x48/0x280
[  356.965130] mqueue_inode_cache         10KB         14KB
[  356.970633]  irq_exit+0x17f/0x1c0
[  356.974704] bio_post_read_ctx         14KB         15KB
[  356.977071]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.981474] bio-2                     14KB         19KB
[  356.985400]  ? smp_reschedule_interrupt+0x109/0x650
[  356.985416]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.985432]  ? interrupt_entry+0xb5/0xc0
[  356.989920] jfs_mp                     7KB          7KB
[  356.992327]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.996835] nfs_commit_data            3KB          7KB
[  356.999203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.003435] nfs_write_data            34KB         37KB
[  357.012234]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.015960] ext4_system_zone           0KB          3KB
[  357.021197]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.029770] bio-1                      1KB          3KB
[  357.034128]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.034141]  ? task_prio+0x50/0x50
[  357.034157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.038286] pid_namespace              2KB          7KB
[  357.043800]  ? check_preemption_disabled+0x48/0x280
[  357.043817]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.043837]  apic_timer_interrupt+0xf/0x20
[  357.047709] rpc_buffers               17KB         19KB
[  357.053124]  </IRQ>
[  357.053141] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  357.053169] Code: 41 7e 0f 85 32 ff ff ff e8 33 c3 3f ff e9 28 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  357.056610] rpc_tasks                  2KB          3KB
[  357.062031] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  357.067410] UNIX                       9KB         14KB
[  357.071771] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  357.071783] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  357.075849] tcp_bind_bucket            1KB          4KB
[  357.078820] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  357.078831] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  357.082734] inet_peer_cache            2KB          4KB
[  357.085707] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  357.085740]  ? save_stack+0xa9/0xd0
[  357.089933] ip_fib_trie               11KB         19KB
[  357.093029]  __kmalloc_node_track_caller+0x33/0x70
[  357.093048]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  357.097262] ip_fib_alias              51KB         63KB
[  357.101133]  pskb_expand_head+0x230/0x10f0
[  357.105103] ip_dst_cache               5KB         56KB
[  357.109297]  ? check_preemption_disabled+0x48/0x280
[  357.109315]  ? memcpy+0x45/0x50
[  357.112764] RAW                       40KB         50KB
[  357.116786]  ? __copy_skb_header+0x350/0x6b0
[  357.120128] UDP                       16KB         26KB
[  357.124080]  ? skb_release_data+0x880/0x880
[  357.124093]  ? __alloc_skb+0x770/0x770
[  357.124113]  ? __lock_is_held+0xb5/0x140
[  357.128582] TCP                        8KB         11KB
[  357.132277]  ? kasan_check_write+0x14/0x20
[  357.136768] hugetlbfs_inode_cache          2KB          7KB
[  357.142265]  ? __skb_clone+0x6c7/0xa00
[  357.146494] fscache_cookie_jar          1KB          7KB
[  357.151041]  ? __copy_skb_header+0x6b0/0x6b0
[  357.156414] eventpoll_pwq              3KB         27KB
[  357.160692]  ? kmem_cache_alloc+0x33a/0x730
[  357.160709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.164855] eventpoll_epi              6KB         39KB
[  357.168798]  skb_ensure_writable+0x3dd/0x640
[  357.174155] inotify_inode_mark          6KB         31KB
[  357.179224]  ? skb_checksum_setup+0xaa0/0xaa0
[  357.184602] request_queue            164KB        164KB
[  357.188799]  ? preempt_notifier_register+0x200/0x200
[  357.194187] blkdev_ioc                 5KB         23KB
[  357.198382]  ? __switch_to_asm+0x34/0x70
[  357.198398]  ? __switch_to_asm+0x34/0x70
[  357.203758] bio-0                     51KB        127KB
[  357.207517]  ? __switch_to_asm+0x40/0x70
[  357.207532]  ? __switch_to_asm+0x34/0x70
[  357.211655] biovec-max              1361KB       1361KB
[  357.216996]  ? __switch_to_asm+0x40/0x70
[  357.217010]  ? __switch_to_asm+0x40/0x70
[  357.217025]  ? __switch_to_asm+0x34/0x70
[  357.222023] bio_integrity_payload          1KB          3KB
[  357.227359]  ? __switch_to_asm+0x34/0x70
[  357.227373]  ? __switch_to_asm+0x40/0x70
[  357.227388]  ? __switch_to_asm+0x34/0x70
[  357.231079] khugepaged_mm_slot          0KB          7KB
[  357.236437]  bpf_clone_redirect+0x14a/0x490
[  357.236459]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  357.240684] dmaengine-unmap-256          2KB          6KB
[  357.246020]  ? __sched_text_start+0x8/0x8
[  357.246047]  ? find_held_lock+0x36/0x1c0
[  357.251214] dmaengine-unmap-128          1KB          3KB
[  357.255263]  ? lock_acquire+0x1ed/0x520
[  357.255275]  ? bpf_test_run+0x3cb/0x780
[  357.255291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.258985] dmaengine-unmap-16          0KB          4KB
[  357.264325]  ? check_preemption_disabled+0x48/0x280
[  357.264342]  ? kasan_check_read+0x11/0x20
[  357.264359]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.268830] dmaengine-unmap-2          0KB          3KB
[  357.274185]  ? rcu_softirq_qs+0x20/0x20
[  357.274197]  ? preempt_schedule+0x4d/0x60
[  357.274213]  ? ___preempt_schedule+0x16/0x18
[  357.279734] skbuff_fclone_cache         14KB         75KB
[  357.285098]  ? bpf_test_run+0x25d/0x780
[  357.285123]  ? netlink_diag_dump+0x2a0/0x2a0
[  357.290115] skbuff_head_cache     451533KB     451533KB
[  357.294169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.294181]  ? bpf_test_init.isra.10+0x70/0x100
[  357.294200]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  357.299537] configfs_dir_cache          0KB          4KB
[  357.305063]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.305073]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.305089]  ? fput+0x130/0x1a0
[  357.310084] file_lock_cache            0KB          3KB
[  357.314124]  ? __bpf_prog_get+0x9b/0x290
[  357.314140]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.314161]  ? bpf_prog_test_run+0x130/0x1a0
[  357.319502] file_lock_ctx              0KB          3KB
[  357.324497]  ? __x64_sys_bpf+0x3d8/0x520
[  357.324509]  ? bpf_prog_get+0x20/0x20
[  357.324540]  ? do_syscall_64+0x1b9/0x820
[  357.329870] fsnotify_mark_connector          3KB         15KB
[  357.333648]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  357.333664]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.333681]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.339020] net_namespace             51KB         51KB
[  357.343515]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.343531]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  357.343548]  ? __switch_to_asm+0x40/0x70
[  357.347677] shmem_inode_cache       3708KB       3801KB
[  357.352773]  ? __switch_to_asm+0x34/0x70
[  357.352791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.352812]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  357.358149] task_delay_info           32KB        173KB
[  357.362644] warn_alloc_show_mem: 1 callbacks suppressed
[  357.362650] Mem-Info:
[  357.367997] taskstats                  0KB          3KB
[  357.372142] active_anon:46490 inactive_anon:2315 isolated_anon:0
[  357.372142]  active_file:13 inactive_file:13 isolated_file:0
[  357.372142]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.372142]  slab_reclaimable:9349 slab_unreclaimable:1470591
[  357.372142]  mapped:32787 shmem:7010 pagetables:603 bounce:0
[  357.372142]  free:13718 free_pcp:581 free_cma:0
[  357.377490] proc_dir_entry           585KB        626KB
[  357.383011] Node 0 active_anon:185960kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.383019] Node 0 
[  357.388368] pde_opener                 0KB          7KB
[  357.392342] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  357.396735] seq_file                   0KB          7KB
[  357.402221] lowmem_reserve[]: 0
[  357.407607] sigqueue                   2KB         23KB
[  357.412570]  2818 6321 6321
[  357.412587] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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:248kB free_cma:0kB
[  357.412630] lowmem_reserve[]:
[  357.418067] kernfs_node_cache      11725KB      11737KB
[  357.421488]  0 0
[  357.426860] mnt_cache                 77KB         84KB
[  357.431649]  3503 3503
[  357.437030] filp                     251KB        630KB
[  357.442002] Node 0 
[  357.447908] names_cache               97KB         97KB
[  357.451949] Normal free:13784kB min:37364kB low:46704kB high:56044kB active_anon:183912kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5568kB pagetables:2412kB bounce:0kB free_pcp:2076kB local_pcp:876kB free_cma:0kB
[  357.457296] iint_cache                74KB         79KB
[  357.462261] lowmem_reserve[]: 0
[  357.467635] key_jar                    3KB          7KB
[  357.472602]  0 0 0
[  357.472618] Node 0 DMA: 1*4kB 
[  357.477988] uts_namespace              2KB          7KB
[  357.483578] (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 
[  357.488958] nsproxy                    1KB          3KB
[  357.493944] 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 
[  357.499324] vm_area_struct           366KB        893KB
[  357.504308] 1*2048kB (M) 3*4096kB (M) = 15908kB
[  357.504331] Node 0 DMA32: 
[  357.507862] mm_struct                 52KB        169KB
[  357.513984] 5*4kB (UM) 1*8kB (H) 2*16kB (M) 3*32kB (M) 3*64kB (MH) 
[  357.519380] fs_cache                   8KB         64KB
[  357.524362] 4*128kB (M) 5*256kB (UMH) 5*512kB (UMH) 4*1024kB (UMH) 
[  357.529243] files_cache               30KB        101KB
[  357.533445] 2*2048kB (UM) 3*4096kB (M) = 25180kB
[  357.533480] Node 0 Normal: 1870*4kB 
[  357.538866] signal_cache             240KB        610KB
[  357.541068] (UME) 407*8kB 
[  357.546966] sighand_cache            379KB        423KB
[  357.565819] (UMEH) 106*16kB (UME) 43*32kB (UMH) 1*64kB (U) 
[  357.571198] task_struct             1101KB       1101KB
[  357.578873] 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB 
[  357.584271] cred_jar                  50KB        376KB
[  357.591602] = 13872kB
[  357.591615] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  357.598890] anon_vma_chain           121KB        397KB
[  357.604223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  357.604229] 7036 total pagecache pages
[  357.604247] 0 pages in swap cache
[  357.611503] anon_vma                 119KB        373KB
[  357.618747] Swap cache stats: add 0, delete 0, find 0/0
[  357.618752] Free swap  = 0kB
[  357.618757] Total swap = 0kB
[  357.618762] 1965979 pages RAM
[  357.618767] 0 pages HighMem/MovableOnly
[  357.618774] 342867 pages reserved
[  357.624146] pid                       21KB        124KB
[  357.631391] 0 pages cma reserved
[  357.631452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.635033] Acpi-Operand             106KB        158KB
[  357.640426] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.645314] Acpi-Namespace            19KB         23KB
[  357.650021] syz-executor0 cpuset=
[  357.655390] numa_policy                0KB          3KB
[  357.659580] syz0
[  357.664947] debug_objects_cache        833KB        834KB
[  357.669915]  mems_allowed=0
[  357.669931] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  357.673213] trace_event_file         259KB        262KB
[  357.678527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.678534] Call Trace:
[  357.683431] ftrace_event_field        375KB        378KB
[  357.688742]  <IRQ>
[  357.693071] pool_workqueue            70KB         76KB
[  357.696927]  dump_stack+0x244/0x39d
[  357.700961] task_group                 5KB         10KB
[  357.706311]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.706339]  warn_alloc.cold.117+0xb7/0x1bd
[  357.710553] page->ptl                 70KB        577KB
[  357.716245]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.716261]  ? lock_downgrade+0x900/0x900
[  357.716283]  ? trace_hardirqs_off+0xb8/0x310
[  357.720172] kmalloc-2097152         2050KB       2050KB
[  357.725590]  ? trace_hardirqs_off+0xb8/0x310
[  357.725613]  __alloc_pages_slowpath+0x2660/0x2d70
[  357.730003] kmalloc-524288          2056KB       2056KB
[  357.735373]  ? warn_alloc+0x120/0x120
[  357.739671] kmalloc-262144          1290KB       1290KB
[  357.745192]  ? warn_alloc+0x120/0x120
[  357.745206]  ? print_usage_bug+0xc0/0xc0
[  357.745221]  ? warn_alloc+0x120/0x120
[  357.750566] kmalloc-131072           650KB        650KB
[  357.754955]  ? print_usage_bug+0xc0/0xc0
[  357.754970]  ? __lock_acquire+0x62f/0x4c20
[  357.754985]  ? __lock_acquire+0x62f/0x4c20
[  357.760415] kmalloc-65536            330KB        330KB
[  357.764894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.764907]  ? should_fail+0x22d/0xd01
[  357.764925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.770264] kmalloc-32768            726KB        726KB
[  357.775691]  ? __lock_acquire+0x62f/0x4c20
[  357.775708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.775723]  ? __lock_acquire+0x62f/0x4c20
[  357.781075] kmalloc-16384            396KB        396KB
[  357.785114]  ? should_fail+0x22d/0xd01
[  357.785139]  ? find_held_lock+0x36/0x1c0
[  357.785161]  ? mark_held_locks+0x130/0x130
[  357.789197] kmalloc-8192            1815KB       1815KB
[  357.794545]  ? mark_held_locks+0x130/0x130
[  357.794557]  ? zap_class+0x640/0x640
[  357.794572]  ? zap_class+0x640/0x640
[  357.798614] kmalloc-4096            6162KB       6162KB
[  357.802658]  ? print_usage_bug+0xc0/0xc0
[  357.802670]  ? do_raw_spin_unlock+0xa7/0x330
[  357.802685]  ? zap_class+0x640/0x640
[  357.808027] kmalloc-2048         2969468KB    2969468KB
[  357.812068]  ? print_usage_bug+0xc0/0xc0
[  357.816138] kmalloc-1024         1574047KB    1574047KB
[  357.820158]  ? wq_watchdog_touch+0x9c/0xfe
[  357.820175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.825884] kmalloc-512             1514KB       3648KB
[  357.829906]  ? check_preemption_disabled+0x48/0x280
[  357.833961] kmalloc-256             1912KB       2433KB
[  357.837991]  ? __lock_is_held+0xb5/0x140
[  357.843437] kmalloc-128              462KB        976KB
[  357.847726]  __alloc_pages_nodemask+0xa80/0xde0
[  357.852737] kmalloc-96               456KB       1960KB
[  357.858238]  ? zap_class+0x640/0x640
[  357.862360] kmalloc-64               750KB       1468KB
[  357.866403]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  357.866427]  ? find_held_lock+0x36/0x1c0
[  357.871961] kmalloc-32               968KB       1638KB
[  357.875925]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.875943]  ? lock_downgrade+0x900/0x900
[  357.879896] kmalloc-192              692KB        912KB
[  357.885419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.885440]  cache_grow_begin+0xa5/0x8c0
[  357.890868] kmem_cache               251KB        255KB
[  357.895863]  ? do_raw_spin_unlock+0xa7/0x330
[  357.895883]  fallback_alloc+0x204/0x2e0
[  357.895903]  ____cache_alloc_node+0x1c7/0x1e0
[  357.900030] Out of memory: Kill process 5363 (syz-fuzzer) score 24 or sacrifice child
[  357.905286]  kmem_cache_alloc_node+0xe3/0x730
[  357.905299]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.905323]  __alloc_skb+0x119/0x770
[  357.910737] Killed process 8912 (syz-executor3) total-vm:70212kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  357.914612]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.914630]  ? netdev_alloc_frag+0x1f0/0x1f0
[  357.914645]  ? lock_downgrade+0x900/0x900
[  357.938001] syz-fuzzer invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
[  357.942542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.942556]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.942574]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.962495] syz-fuzzer cpuset=
[  357.962934]  ? addrconf_rs_timer+0x690/0x690
[  357.967747] /
[  357.973275]  ndisc_alloc_skb+0x144/0x340
[  357.988526]  mems_allowed=0
[  357.990770]  ndisc_send_rs+0x331/0x6e0
[  358.977609]  addrconf_rs_timer+0x314/0x690
[  358.981847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.986092]  call_timer_fn+0x272/0x920
[  358.989999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.994245]  ? process_timeout+0x40/0x40
[  358.998316]  ? __run_timers+0x7da/0xc70
[  359.002295]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.006788]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.011286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.015517]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.020111]  ? trace_hardirqs_on+0xbd/0x310
[  359.024429]  ? kasan_check_read+0x11/0x20
[  359.028572]  ? __run_timers+0x7da/0xc70
[  359.032563]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.037670]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.041906]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.046139]  __run_timers+0x7e5/0xc70
[  359.049946]  ? timer_fixup_init+0x70/0x70
[  359.054113]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.059126]  ? zap_class+0x640/0x640
[  359.062843]  ? enqueue_hrtimer+0x1a5/0x560
[  359.067089]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.072283]  ? find_held_lock+0x36/0x1c0
[  359.076343]  ? zap_class+0x640/0x640
[  359.080062]  ? pvclock_read_flags+0x160/0x160
[  359.084555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.090105]  ? check_preemption_disabled+0x48/0x280
[  359.095127]  ? __lock_is_held+0xb5/0x140
[  359.099186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.104721]  ? check_preemption_disabled+0x48/0x280
[  359.109739]  run_timer_softirq+0x52/0xb0
[  359.113801]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.118813]  __do_softirq+0x308/0xb7e
[  359.122615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.127107]  ? lock_downgrade+0x900/0x900
[  359.131256]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.136366]  ? pvclock_read_flags+0x160/0x160
[  359.140931]  ? lapic_next_event+0x5a/0x90
[  359.145079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.150619]  ? kvm_clock_read+0x18/0x30
[  359.154589]  ? kvm_sched_clock_read+0x9/0x20
[  359.158994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.164540]  ? check_preemption_disabled+0x48/0x280
[  359.169561]  irq_exit+0x17f/0x1c0
[  359.173023]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.177864]  ? smp_reschedule_interrupt+0x109/0x650
[  359.182882]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.188767]  ? interrupt_entry+0xb5/0xc0
[  359.192826]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.197837]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.202851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.207695]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.212707]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.217719]  ? task_prio+0x50/0x50
[  359.221255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.226791]  ? check_preemption_disabled+0x48/0x280
[  359.231808]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.236745]  apic_timer_interrupt+0xf/0x20
[  359.240970]  </IRQ>
[  359.243217] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  359.249098] Code: 41 7e 0f 85 32 ff ff ff e8 33 c3 3f ff e9 28 ff ff ff e8 8a 8d c3 ff 48 83 3d e2 3b 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 6a b1
[  359.267994] RSP: 0000:ffff88019c63f4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  359.275711] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  359.282973] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  359.290246] RBP: ffff88019c63f518 R08: ffff8801929e6040 R09: 0000000000000000
[  359.297513] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  359.304777] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  359.312070]  ? save_stack+0xa9/0xd0
[  359.315705]  __kmalloc_node_track_caller+0x33/0x70
[  359.320637]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  359.325394]  pskb_expand_head+0x230/0x10f0
[  359.329627]  ? check_preemption_disabled+0x48/0x280
[  359.334644]  ? memcpy+0x45/0x50
[  359.337928]  ? __copy_skb_header+0x350/0x6b0
[  359.342336]  ? skb_release_data+0x880/0x880
[  359.346653]  ? __alloc_skb+0x770/0x770
[  359.350550]  ? __lock_is_held+0xb5/0x140
[  359.354615]  ? kasan_check_write+0x14/0x20
[  359.358847]  ? __skb_clone+0x6c7/0xa00
[  359.362735]  ? __copy_skb_header+0x6b0/0x6b0
[  359.367139]  ? kmem_cache_alloc+0x33a/0x730
[  359.371457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.377007]  skb_ensure_writable+0x3dd/0x640
[  359.381414]  ? skb_checksum_setup+0xaa0/0xaa0
[  359.385913]  ? preempt_notifier_register+0x200/0x200
[  359.391018]  ? __switch_to_asm+0x34/0x70
[  359.395079]  ? __switch_to_asm+0x34/0x70
[  359.399140]  ? __switch_to_asm+0x40/0x70
[  359.403197]  ? __switch_to_asm+0x34/0x70
[  359.407254]  ? __switch_to_asm+0x40/0x70
[  359.411311]  ? __switch_to_asm+0x40/0x70
[  359.415370]  ? __switch_to_asm+0x34/0x70
[  359.419427]  ? __switch_to_asm+0x34/0x70
[  359.423488]  ? __switch_to_asm+0x40/0x70
[  359.427542]  ? __switch_to_asm+0x34/0x70
[  359.431608]  bpf_clone_redirect+0x14a/0x490
[  359.435933]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  359.440949]  ? __sched_text_start+0x8/0x8
[  359.445105]  ? find_held_lock+0x36/0x1c0
[  359.449175]  ? lock_acquire+0x1ed/0x520
[  359.453320]  ? bpf_test_run+0x3cb/0x780
[  359.457295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.462829]  ? check_preemption_disabled+0x48/0x280
[  359.467850]  ? kasan_check_read+0x11/0x20
[  359.472010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.477378]  ? rcu_softirq_qs+0x20/0x20
[  359.481349]  ? preempt_schedule+0x4d/0x60
[  359.485494]  ? ___preempt_schedule+0x16/0x18
[  359.489911]  ? bpf_test_run+0x25d/0x780
[  359.493894]  ? netlink_diag_dump+0x2a0/0x2a0
[  359.498302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.503836]  ? bpf_test_init.isra.10+0x70/0x100
[  359.508507]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  359.513763]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.518607]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.524144]  ? fput+0x130/0x1a0
[  359.527425]  ? __bpf_prog_get+0x9b/0x290
[  359.531494]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.536334]  ? bpf_prog_test_run+0x130/0x1a0
[  359.540745]  ? __x64_sys_bpf+0x3d8/0x520
[  359.544805]  ? bpf_prog_get+0x20/0x20
[  359.548622]  ? do_syscall_64+0x1b9/0x820
[  359.552682]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.558045]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.562987]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.568009]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.573024]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  359.579689]  ? __switch_to_asm+0x40/0x70
[  359.583749]  ? __switch_to_asm+0x34/0x70
[  359.587811]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.592659]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.598035] Mem-Info:
[  359.598045] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  359.598057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.600467] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  359.600467]  active_file:13 inactive_file:13 isolated_file:0
[  359.600467]  unevictable:0 dirty:0 writeback:0 unstable:0
[  359.600467]  slab_reclaimable:9343 slab_unreclaimable:1470583
[  359.600467]  mapped:24578 shmem:7010 pagetables:550 bounce:0
[  359.600467]  free:13795 free_pcp:615 free_cma:0
[  359.607022] Call Trace:
[  359.616399] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  359.649435]  dump_stack+0x244/0x39d
[  359.652000] Node 0 
[  359.679573]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.683485] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  359.685713]  dump_header+0x27b/0xf72
[  359.690864] lowmem_reserve[]:
[  359.716363]  ? mark_held_locks+0x130/0x130
[  359.720043]  0
[  359.723145]  ? pagefault_out_of_memory+0x197/0x197
[  359.727350]  2818
[  359.729146]  ? __lock_acquire+0x62f/0x4c20
[  359.734041]  6321
[  359.736095]  ? zap_class+0x640/0x640
[  359.740298]  6321
[  359.742358]  ? percpu_ref_get_many+0x240/0x240
[  359.746043] Node 0 
[  359.748096]  ? print_usage_bug+0xc0/0xc0
[  359.752674] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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:248kB free_cma:0kB
[  359.754877]  ? print_usage_bug+0xc0/0xc0
[  359.758908] lowmem_reserve[]:
[  359.786061]  ? zap_class+0x640/0x640
[  359.790102]  0 0
[  359.793204]  ? print_usage_bug+0xc0/0xc0
[  359.796888]  3503
[  359.798853]  ? print_usage_bug+0xc0/0xc0
[  359.802881]  3503
[  359.804947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.808986] Node 0 
[  359.811041]  ? find_held_lock+0x36/0x1c0
[  359.816570] Normal free:14092kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2200kB bounce:0kB free_pcp:2212kB local_pcp:876kB free_cma:0kB
[  359.818781]  ? mark_held_locks+0xc7/0x130
[  359.822807] lowmem_reserve[]:
[  359.851263]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.855376]  0 0
[  359.858481]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.863554]  0
[  359.865519]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.870585]  0
[  359.872387]  ? trace_hardirqs_on+0xbd/0x310
[  359.876939] Node 0 
[  359.878739]  ? kasan_check_read+0x11/0x20
[  359.883026] DMA: 1*4kB 
[  359.885260]  ? ___ratelimit+0x3b4/0x672
[  359.889378] (U) 
[  359.891961]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.895904] 0*8kB 0*16kB 
[  359.897879]  ? trace_hardirqs_on+0x310/0x310
[  359.902953] 1*32kB 
[  359.905705]  ? lock_downgrade+0x900/0x900
[  359.910081] (U) 2*64kB 
[  359.912317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.916433] (U) 
[  359.919008]  ? ___ratelimit+0x3b9/0x672
[  359.924087] 1*128kB (U) 
[  359.926060]  ? idr_get_free+0xec0/0xec0
[  359.930007] 1*256kB 
[  359.932665]  ? find_held_lock+0x36/0x1c0
[  359.936608] (U) 
[  359.938929]  oom_kill_process.cold.27+0x10/0x903
[  359.942965] 0*512kB 
[  359.944927]  ? zap_class+0x640/0x640
[  359.949651] 1*1024kB (U) 
[  359.951983]  ? check_preemption_disabled+0x48/0x280
[  359.955672] 1*2048kB (M) 
[  359.958433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.963412] 3*4096kB (M) 
[  359.966167]  ? kasan_check_read+0x11/0x20
[  359.971060] = 15908kB
[  359.971067] Node 0 
[  359.973813]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.977923] DMA32: 5*4kB 
[  359.980337]  ? oom_evaluate_task+0x540/0x540
[  359.982546] (UM) 
[  359.987811]  ? find_held_lock+0x36/0x1c0
[  359.990550] 1*8kB (H) 
[  359.994965]  ? out_of_memory+0x974/0x1430
[  359.997004] 2*16kB 
[  360.001050]  ? lock_downgrade+0x900/0x900
[  360.003518] (M) 
[  360.007656]  ? check_preemption_disabled+0x48/0x280
[  360.009861] 3*32kB (M) 
[  360.014006]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.015962] 3*64kB 
[  360.020973]  ? kasan_check_read+0x11/0x20
[  360.023525] (MH) 
[  360.028441]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.030646] 4*128kB (M) 
[  360.034787]  ? rcu_softirq_qs+0x20/0x20
[  360.036818] 5*256kB (UMH) 
[  360.042092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.044731] 5*512kB (UMH) 
[  360.048700]  ? oom_evaluate_task+0x302/0x540
[  360.051515] 4*1024kB (UMH) 
[  360.057047]  out_of_memory+0xa84/0x1430
[  360.059860] 2*2048kB (UM) 
[  360.064267]  ? oom_killer_disable+0x3a0/0x3a0
[  360.067167] 3*4096kB 
[  360.071126]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  360.073955] (M) 
[  360.078435]  ? __mutex_add_waiter+0x2a0/0x2a0
[  360.080821] = 25180kB
[  360.085744]  __alloc_pages_slowpath+0x22d4/0x2d70
[  360.087679] Node 0 Normal: 
[  360.092279]  ? warn_alloc+0x120/0x120
[  360.094642] 1917*4kB 
[  360.099473]  ? rcu_softirq_qs+0x20/0x20
[  360.102377] (UME) 
[  360.106190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.108548] 408*8kB (UMEH) 
[  360.112520]  ? should_fail+0x22d/0xd01
[  360.114641] 107*16kB 
[  360.120165]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.123071] (UME) 
[  360.126949]  ? zap_class+0x640/0x640
[  360.126988]  ? __lock_is_held+0xb5/0x140
[  360.129347] 45*32kB (UMH) 
[  360.134457]  ? mark_held_locks+0x130/0x130
[  360.136572] 1*64kB 
[  360.140451]  ? lock_release+0xa00/0xa00
[  360.144476] (U) 
[  360.147310]  ? perf_trace_sched_process_exec+0x860/0x860
[  360.151512] 0*128kB 0*256kB 
[  360.153755]  ? __might_sleep+0x95/0x190
[  360.157693] 0*512kB 
[  360.159658]  __alloc_pages_nodemask+0xa80/0xde0
[  360.165070] 0*1024kB 0*2048kB 
[  360.168088]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  360.172025] 0*4096kB = 14148kB
[  360.174343]  ? __page_cache_alloc+0x191/0x5c0
[  360.178985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.182162]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.187158] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.190332]  ? kasan_check_read+0x11/0x20
[  360.194797] 7036 total pagecache pages
[  360.203622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.208529] 0 pages in swap cache
[  360.217102]  ? zap_class+0x640/0x640
[  360.221239] Swap cache stats: add 0, delete 0, find 0/0
[  360.225116]  ? zap_class+0x640/0x640
[  360.230361] Free swap  = 0kB
[  360.233801]  ? zap_class+0x640/0x640
[  360.237488] Total swap = 0kB
[  360.242838]  ? __do_page_cache_readahead+0x7ce/0x980
[  360.246522] 1965979 pages RAM
[  360.249528]  ? find_held_lock+0x36/0x1c0
[  360.253215] 0 pages HighMem/MovableOnly
[  360.256223]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  360.261289] 342867 pages reserved
[  360.261296] 0 pages cma reserved
[  360.264395]  alloc_pages_current+0x173/0x350
[  360.268501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.272392]  __page_cache_alloc+0x38c/0x5c0
[  360.295023] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.295577]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.299878] syz-executor0 cpuset=
[  360.310353]  ? kasan_check_read+0x11/0x20
[  360.315252] syz0
[  360.318694]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.322812]  mems_allowed=0
[  360.324776]  ? generic_perform_write+0x6a0/0x6a0
[  360.337684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.343217]  ? check_preemption_disabled+0x48/0x280
[  360.348247]  filemap_fault+0x1594/0x25f0
[  360.352405]  ? __lock_page_or_retry+0xa00/0xa00
[  360.357085]  ? mark_held_locks+0x130/0x130
[  360.361315]  ? rcu_softirq_qs+0x20/0x20
[  360.365299]  ? filemap_map_pages+0xe04/0x1990
[  360.369805]  ? __free_object+0x173/0x340
[  360.373875]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  360.378801]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.383901]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  360.388583]  ? debug_object_free+0x32d/0x690
[  360.392989]  ? kasan_check_read+0x11/0x20
[  360.397136]  ? debug_object_destroy+0x2b0/0x2b0
[  360.401801]  ? lock_pi_update_atomic+0x150/0x150
[  360.406550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.412098]  ? __hrtimer_init+0xdb/0x240
[  360.416166]  ? lock_acquire+0x1ed/0x520
[  360.420134]  ? ext4_filemap_fault+0x7a/0xad
[  360.424463]  ? lock_release+0xa00/0xa00
[  360.428437]  ? perf_trace_sched_process_exec+0x860/0x860
[  360.433884]  ? print_usage_bug+0xc0/0xc0
[  360.437948]  ? print_usage_bug+0xc0/0xc0
[  360.442020]  ? down_read+0x8d/0x120
[  360.445639]  ? ext4_filemap_fault+0x7a/0xad
[  360.449961]  ? __down_interruptible+0x700/0x700
[  360.454635]  ext4_filemap_fault+0x82/0xad
[  360.458783]  __do_fault+0x100/0x6b0
[  360.462414]  ? pmd_devmap_trans_unstable+0x220/0x220
[  360.467519]  ? mark_held_locks+0x130/0x130
[  360.471751]  ? mark_held_locks+0x130/0x130
[  360.475987]  ? debug_smp_processor_id+0x1c/0x20
[  360.480650]  ? perf_trace_lock+0x14d/0x7a0
[  360.484885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.490432]  __handle_mm_fault+0x307c/0x5920
[  360.494844]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  360.499683]  ? lock_is_held_type+0x210/0x210
[  360.504108]  ? zap_class+0x640/0x640
[  360.507820]  ? zap_class+0x640/0x640
[  360.511527]  ? __x64_sys_futex+0x53e/0x6a0
[  360.515762]  ? find_held_lock+0x36/0x1c0
[  360.519826]  ? handle_mm_fault+0x42a/0xc70
[  360.524059]  ? lock_downgrade+0x900/0x900
[  360.528200]  ? check_preemption_disabled+0x48/0x280
[  360.533220]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.538142]  ? kasan_check_read+0x11/0x20
[  360.542287]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.547562]  ? rcu_softirq_qs+0x20/0x20
[  360.551531]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.556629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.562161]  ? check_preemption_disabled+0x48/0x280
[  360.567180]  handle_mm_fault+0x54f/0xc70
[  360.571241]  ? __handle_mm_fault+0x5920/0x5920
[  360.575840]  ? find_vma+0x34/0x190
[  360.579381]  __do_page_fault+0x5e8/0xe60
[  360.583437]  ? trace_hardirqs_off+0xb8/0x310
[  360.587844]  ? __ia32_sys_read+0xb0/0xb0
[  360.591917]  do_page_fault+0xf2/0x7e0
[  360.595714]  ? vmalloc_sync_all+0x30/0x30
[  360.599869]  ? error_entry+0x70/0xd0
[  360.603585]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.608594]  ? trace_hardirqs_on_caller+0xc0/0x310
[  360.613521]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.618446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.623289]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.628298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.633747]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.638759]  ? page_fault+0x8/0x30
[  360.642298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.647153]  ? page_fault+0x8/0x30
[  360.650692]  page_fault+0x1e/0x30
[  360.654138] RIP: 0033:0x45ddf3
[  360.657340] Code: Bad RIP value.
[  360.660699] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  360.666061] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  360.673322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  360.680583] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  360.687844] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  360.695106] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  360.702393] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  360.702881] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.709321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.719525] syz-fuzzer cpuset=
[  360.728858] Call Trace:
[  360.728867] /
[  360.732073]  dump_stack+0x244/0x39d
[  360.734646]  mems_allowed=0
[  360.736356]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.748064]  warn_alloc.cold.117+0xb7/0x1bd
[  360.752381]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.757224]  ? lock_downgrade+0x900/0x900
[  360.761378]  ? trace_hardirqs_off+0xb8/0x310
[  360.765788]  ? trace_hardirqs_off+0xb8/0x310
[  360.770203]  __alloc_pages_slowpath+0x2660/0x2d70
[  360.775069]  ? warn_alloc+0x120/0x120
[  360.778871]  ? warn_alloc+0x120/0x120
[  360.782680]  ? print_usage_bug+0xc0/0xc0
[  360.786739]  ? warn_alloc+0x120/0x120
[  360.790538]  ? print_usage_bug+0xc0/0xc0
[  360.794608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.800140]  ? should_fail+0x22d/0xd01
[  360.804024]  ? __local_bh_enable_ip+0x160/0x260
[  360.808693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.813790]  ? __lock_acquire+0x62f/0x4c20
[  360.818024]  ? __lock_acquire+0x62f/0x4c20
[  360.822251]  ? should_fail+0x22d/0xd01
[  360.826222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.831764]  ? mark_held_locks+0x130/0x130
[  360.835997]  ? mark_held_locks+0x130/0x130
[  360.840226]  ? __kmalloc_node_track_caller+0x47/0x70
[  360.845326]  ? __kmalloc_reserve.isra.40+0x41/0xe0
[  360.850256]  ? zap_class+0x640/0x640
[  360.853967]  ? netdev_pick_tx+0x310/0x310
[  360.858112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.863650]  ? check_preemption_disabled+0x48/0x280
[  360.868673]  ? __lock_is_held+0xb5/0x140
[  360.872735]  __alloc_pages_nodemask+0xa80/0xde0
[  360.877399]  ? zap_class+0x640/0x640
[  360.881112]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  360.886138]  ? find_held_lock+0x36/0x1c0
[  360.890203]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.894881]  ? lock_downgrade+0x900/0x900
[  360.899030]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.904572]  cache_grow_begin+0xa5/0x8c0
[  360.908628]  ? do_raw_spin_unlock+0xa7/0x330
[  360.913039]  fallback_alloc+0x204/0x2e0
[  360.917018]  ____cache_alloc_node+0x1c7/0x1e0
[  360.921512]  kmem_cache_alloc+0x1f8/0x730
[  360.925667]  skb_clone+0x1bb/0x500
[  360.929204]  ? skb_split+0x11e0/0x11e0
[  360.933088]  ? check_preemption_disabled+0x48/0x280
[  360.938107]  ? __this_cpu_preempt_check+0x1c/0x20
[  360.942948]  ? __bpf_redirect+0x54b/0xb20
[  360.947101]  bpf_clone_redirect+0xb9/0x490
[  360.951343]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  360.956359]  ? __sched_text_start+0x8/0x8
[  360.960519]  ? find_held_lock+0x36/0x1c0
[  360.964586]  ? lock_acquire+0x1ed/0x520
[  360.968556]  ? bpf_test_run+0x3cb/0x780
[  360.972531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.978066]  ? check_preemption_disabled+0x48/0x280
[  360.983085]  ? kasan_check_read+0x11/0x20
[  360.987233]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.992517]  ? rcu_softirq_qs+0x20/0x20
[  360.996488]  ? preempt_schedule+0x4d/0x60
[  361.000649]  ? ___preempt_schedule+0x16/0x18
[  361.005062]  ? bpf_test_run+0x25d/0x780
[  361.009044]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.013450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.018985]  ? bpf_test_init.isra.10+0x70/0x100
[  361.023654]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  361.028416]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.033258]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.038788]  ? fput+0x130/0x1a0
[  361.042069]  ? __bpf_prog_get+0x9b/0x290
[  361.046129]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.050970]  ? bpf_prog_test_run+0x130/0x1a0
[  361.055376]  ? __x64_sys_bpf+0x3d8/0x520
[  361.059434]  ? bpf_prog_get+0x20/0x20
[  361.063248]  ? do_syscall_64+0x1b9/0x820
[  361.067306]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.072667]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.077598]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.082614]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.087631]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  361.094294]  ? __switch_to_asm+0x40/0x70
[  361.098352]  ? __switch_to_asm+0x34/0x70
[  361.102414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.107260]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.112631] Mem-Info:
[  361.112640] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  361.112651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.115061] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  361.115061]  active_file:12 inactive_file:14 isolated_file:0
[  361.115061]  unevictable:0 dirty:0 writeback:0 unstable:0
[  361.115061]  slab_reclaimable:9341 slab_unreclaimable:1470620
[  361.115061]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  361.115061]  free:13753 free_pcp:603 free_cma:0
[  361.121603] Call Trace:
[  361.130978] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:48kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  361.164073]  <IRQ>
[  361.166636] Node 0 
[  361.194232]  dump_stack+0x244/0x39d
[  361.196386] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  361.198608]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.202202] lowmem_reserve[]: 0
[  361.227703]  warn_alloc.cold.117+0xb7/0x1bd
[  361.232944]  2818
[  361.236211]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.240519]  6321
[  361.242569]  ? lock_downgrade+0x900/0x900
[  361.247379]  6321
[  361.249432]  ? trace_hardirqs_off+0xb8/0x310
[  361.255604]  ? trace_hardirqs_off+0xb8/0x310
[  361.259980] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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:248kB free_cma:0kB
[  361.264397]  __alloc_pages_slowpath+0x2660/0x2d70
[  361.264438]  ? warn_alloc+0x120/0x120
[  361.292232] lowmem_reserve[]:
[  361.297064]  ? warn_alloc+0x120/0x120
[  361.300848]  0
[  361.303939]  ? print_usage_bug+0xc0/0xc0
[  361.307710]  0
[  361.309502]  ? warn_alloc+0x120/0x120
[  361.313531]  3503 3503
[  361.315330]  ? print_usage_bug+0xc0/0xc0
[  361.319105] Node 0 
[  361.321592]  ? __lock_is_held+0xb5/0x140
[  361.325649] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:48kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:828kB free_cma:0kB
[  361.327858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.331885] lowmem_reserve[]:
[  361.360321]  ? should_fail+0x22d/0xd01
[  361.365845]  0
[  361.368932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.372782]  0 0
[  361.374581]  ? __lock_acquire+0x62f/0x4c20
[  361.379647]  0
[  361.381621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.385834] Node 0 
[  361.387622]  ? __lock_acquire+0x62f/0x4c20
[  361.392694] DMA: 
[  361.394916]  ? should_fail+0x22d/0xd01
[  361.399121] 1*4kB 
[  361.401179]  ? mark_held_locks+0x130/0x130
[  361.405034] (U) 
[  361.407176]  ? mark_held_locks+0x130/0x130
[  361.411385] 0*8kB 
[  361.413359]  ? __local_bh_enable_ip+0x160/0x260
[  361.417555] 0*16kB 1*32kB 
[  361.419700]  ? __local_bh_enable_ip+0x160/0x260
[  361.424339] (U) 
[  361.427170]  ? zap_class+0x640/0x640
[  361.431808] 2*64kB 
[  361.433779]  ? trace_hardirqs_on+0xbd/0x310
[  361.437461] (U) 
[  361.439685]  ? __dev_queue_xmit+0x1aa3/0x3ad0
[  361.443975] 1*128kB (U) 
[  361.445949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.450415] 1*256kB 
[  361.453074]  ? check_preemption_disabled+0x48/0x280
[  361.458582] (U) 
[  361.460902]  ? __lock_is_held+0xb5/0x140
[  361.465883] 0*512kB 
[  361.467855]  __alloc_pages_nodemask+0xa80/0xde0
[  361.471895] 1*1024kB 
[  361.474207]  ? zap_class+0x640/0x640
[  361.478849] (U) 
[  361.481250]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  361.484933] 1*2048kB 
[  361.486904]  ? find_held_lock+0x36/0x1c0
[  361.491887] (M) 
[  361.494290]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.498311] 3*4096kB (M) 
[  361.500286]  ? lock_downgrade+0x900/0x900
[  361.504942] = 15908kB
[  361.507688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.511804] Node 0 
[  361.514477]  cache_grow_begin+0xa5/0x8c0
[  361.519982] DMA32: 5*4kB 
[  361.522214]  ? do_raw_spin_unlock+0xa7/0x330
[  361.526246] (UM) 
[  361.528995]  fallback_alloc+0x204/0x2e0
[  361.533373] 1*8kB 
[  361.535428]  ____cache_alloc_node+0x1c7/0x1e0
[  361.539372] (H) 
[  361.541514]  __kmalloc+0x208/0x760
[  361.545979] 2*16kB 
[  361.547946]  ? __neigh_create+0x30b/0x2130
[  361.551453] (M) 
[  361.553680]  __neigh_create+0x30b/0x2130
[  361.557887] 3*32kB 
[  361.559853]  ? __local_bh_enable_ip+0x160/0x260
[  361.563890] (M) 
[  361.566115]  ? __local_bh_enable_ip+0x160/0x260
[  361.570753] 3*64kB 
[  361.572722]  ? mark_held_locks+0x130/0x130
[  361.577354] (MH) 
[  361.579583]  ? __local_bh_enable_ip+0x160/0x260
[  361.583785] 4*128kB (M) 
[  361.585849]  ? neigh_hash_alloc+0x1e0/0x1e0
[  361.590486] 5*256kB (UMH) 
[  361.593170]  ? zap_class+0x640/0x640
[  361.597457] 5*512kB (UMH) 
[  361.600292]  ? trace_hardirqs_on+0xbd/0x310
[  361.600307]  ? mark_held_locks+0xc7/0x130
[  361.603990] 4*1024kB (UMH) 
[  361.606841]  ? ip6t_do_table+0xd9e/0x1d30
[  361.611127] 2*2048kB (UM) 
[  361.615271]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.618175] 3*4096kB 
[  361.622312]  ? __local_bh_enable_ip+0x160/0x260
[  361.625128] (M) 
[  361.630235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.632613] = 25180kB
[  361.632620] Node 0 
[  361.637276]  ? lock_acquire+0x1ed/0x520
[  361.639220] Normal: 
[  361.644743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.647124] 1917*4kB 
[  361.649353]  ? check_preemption_disabled+0x48/0x280
[  361.653296] (UME) 
[  361.655618]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  361.661120] 392*8kB (UME) 
[  361.663525]  ? rcu_pm_notify+0xc0/0xc0
[  361.668510] 105*16kB (UME) 
[  361.670669]  ? zap_class+0x640/0x640
[  361.676171] 43*32kB (UM) 
[  361.679014]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  361.683302] 1*64kB (U) 
[  361.686248]  ip6_finish_output2+0xa59/0x27a0
[  361.689927] 0*128kB 
[  361.692679]  ? ip6_copy_metadata+0xe30/0xe30
[  361.697839] 0*256kB 
[  361.700418]  ? ip6_mtu+0x39c/0x520
[  361.704790] 0*512kB 0*1024kB 
[  361.707116]  ? lock_downgrade+0x900/0x900
[  361.711486] 0*2048kB 0*4096kB 
[  361.713811]  ? check_preemption_disabled+0x48/0x280
[  361.717325] = 13924kB
[  361.720418]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  361.724544] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  361.727720]  ? kasan_check_read+0x11/0x20
[  361.732710] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  361.735107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.740005] 7036 total pagecache pages
[  361.748829]  ? rcu_softirq_qs+0x20/0x20
[  361.752956] 0 pages in swap cache
[  361.761528]  ? ip6_mtu+0x160/0x520
[  361.766775] Swap cache stats: add 0, delete 0, find 0/0
[  361.770646]  ? find_match+0x10a0/0x10a0
[  361.774592] Free swap  = 0kB
[  361.778032]  ? kasan_check_read+0x11/0x20
[  361.781546] Total swap = 0kB
[  361.786903]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.790848] 1965979 pages RAM
[  361.793852]  ip6_finish_output+0x58c/0xc60
[  361.797973] 0 pages HighMem/MovableOnly
[  361.800978]  ? ip6_finish_output+0x58c/0xc60
[  361.806221] 342867 pages reserved
[  361.806228] 0 pages cma reserved
[  361.809323]  ip6_output+0x232/0x9d0
[  361.819117] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.821891]  ? ip6_finish_output+0xc60/0xc60
[  361.825320] syz-executor0 cpuset=
[  361.828677]  ? ip6_fragment+0x38e0/0x38e0
[  361.832289] syz0
[  361.842766]  ? __lock_is_held+0xb5/0x140
[  361.847143]  mems_allowed=0
[  361.850588]  ndisc_send_skb+0x1005/0x1570
[  361.867783]  ? nf_hook.constprop.33+0x860/0x860
[  361.872458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.877990]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.883440]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.888905]  ndisc_send_rs+0x134/0x6e0
[  361.892799]  addrconf_rs_timer+0x314/0x690
[  361.897034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.901274]  call_timer_fn+0x272/0x920
[  361.905158]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.909412]  ? process_timeout+0x40/0x40
[  361.913478]  ? mark_held_locks+0xc7/0x130
[  361.917625]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.922115]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.926603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.930836]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.935415]  ? trace_hardirqs_on+0xbd/0x310
[  361.939731]  ? kasan_check_read+0x11/0x20
[  361.943873]  ? __run_timers+0x7da/0xc70
[  361.947842]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.952957]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.957191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.961423]  __run_timers+0x7e5/0xc70
[  361.965218]  ? rcu_irq_exit+0x1a2/0x390
[  361.969195]  ? timer_fixup_init+0x70/0x70
[  361.973341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.978874]  ? check_preemption_disabled+0x48/0x280
[  361.983921]  ? mark_held_locks+0xc7/0x130
[  361.988061]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  361.993078]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.997837]  ? retint_kernel+0x2d/0x2d
[  362.001717]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.006641]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  362.011391]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.016838]  ? zap_class+0x640/0x640
[  362.020554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.026082]  ? check_preemption_disabled+0x48/0x280
[  362.031099]  ? __lock_is_held+0xb5/0x140
[  362.035155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.040686]  ? check_preemption_disabled+0x48/0x280
[  362.045705]  run_timer_softirq+0x52/0xb0
[  362.049758]  ? rcu_read_lock_sched_held+0x14f/0x180
[  362.054783]  __do_softirq+0x308/0xb7e
[  362.058587]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  362.063074]  ? lock_downgrade+0x900/0x900
[  362.067223]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  362.072326]  ? pvclock_read_flags+0x160/0x160
[  362.076820]  ? lapic_next_event+0x5a/0x90
[  362.080968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.086505]  ? kvm_clock_read+0x18/0x30
[  362.090471]  ? kvm_sched_clock_read+0x9/0x20
[  362.094876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.100407]  ? check_preemption_disabled+0x48/0x280
[  362.105424]  irq_exit+0x17f/0x1c0
[  362.108897]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.113737]  ? smp_reschedule_interrupt+0x109/0x650
[  362.118747]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.124635]  ? interrupt_entry+0xb5/0xc0
[  362.128694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.133703]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.138716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.143553]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.148564]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.153573]  ? task_prio+0x50/0x50
[  362.157106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.162639]  ? check_preemption_disabled+0x48/0x280
[  362.167658]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.172503]  apic_timer_interrupt+0xf/0x20
[  362.176725]  </IRQ>
[  362.178962] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  362.184147] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  362.203040] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  362.210745] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  362.218017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  362.225284] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  362.232546] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  362.239808] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  362.247097]  retint_kernel+0x1b/0x2d
[  362.250810] RIP: 0010:dump_stack+0x358/0x39d
[  362.255230] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  362.274122] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  362.281824] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  362.289087] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  362.296352] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  362.303615] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  362.310876] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  362.318152]  ? dump_stack+0x34f/0x39d
[  362.321968]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.327163]  dump_header+0x27b/0xf72
[  362.330882]  ? mark_held_locks+0x130/0x130
[  362.335114]  ? pagefault_out_of_memory+0x197/0x197
[  362.340043]  ? __lock_acquire+0x62f/0x4c20
[  362.344274]  ? zap_class+0x640/0x640
[  362.347984]  ? percpu_ref_get_many+0x240/0x240
[  362.352566]  ? print_usage_bug+0xc0/0xc0
[  362.356620]  ? print_usage_bug+0xc0/0xc0
[  362.360678]  ? zap_class+0x640/0x640
[  362.364388]  ? print_usage_bug+0xc0/0xc0
[  362.368444]  ? print_usage_bug+0xc0/0xc0
[  362.372509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.378043]  ? find_held_lock+0x36/0x1c0
[  362.382110]  ? mark_held_locks+0xc7/0x130
[  362.386260]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.391360]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.396461]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.401042]  ? trace_hardirqs_on+0xbd/0x310
[  362.405356]  ? kasan_check_read+0x11/0x20
[  362.409497]  ? ___ratelimit+0x3b4/0x672
[  362.413465]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.418563]  ? trace_hardirqs_on+0x310/0x310
[  362.422967]  ? lock_downgrade+0x900/0x900
[  362.427124]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.432220]  ? ___ratelimit+0x3b9/0x672
[  362.436192]  ? idr_get_free+0xec0/0xec0
[  362.440157]  ? find_held_lock+0x36/0x1c0
[  362.444218]  oom_kill_process.cold.27+0x10/0x903
[  362.448972]  ? zap_class+0x640/0x640
[  362.452680]  ? check_preemption_disabled+0x48/0x280
[  362.457696]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.462622]  ? kasan_check_read+0x11/0x20
[  362.466771]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.472056]  ? oom_evaluate_task+0x540/0x540
[  362.476462]  ? find_held_lock+0x36/0x1c0
[  362.480522]  ? out_of_memory+0x974/0x1430
[  362.484664]  ? lock_downgrade+0x900/0x900
[  362.488804]  ? check_preemption_disabled+0x48/0x280
[  362.493823]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.498753]  ? kasan_check_read+0x11/0x20
[  362.502915]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.508190]  ? rcu_softirq_qs+0x20/0x20
[  362.512162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.517702]  ? oom_evaluate_task+0x302/0x540
[  362.522112]  out_of_memory+0xa84/0x1430
[  362.526090]  ? oom_killer_disable+0x3a0/0x3a0
[  362.530584]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  362.535507]  ? __mutex_add_waiter+0x2a0/0x2a0
[  362.540024]  __alloc_pages_slowpath+0x22d4/0x2d70
[  362.544911]  ? warn_alloc+0x120/0x120
[  362.548707]  ? rcu_softirq_qs+0x20/0x20
[  362.552714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.558255]  ? should_fail+0x22d/0xd01
[  362.562140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.567239]  ? zap_class+0x640/0x640
[  362.570974]  ? __lock_is_held+0xb5/0x140
[  362.575038]  ? mark_held_locks+0x130/0x130
[  362.579290]  ? lock_release+0xa00/0xa00
[  362.583262]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.588718]  ? __might_sleep+0x95/0x190
[  362.592698]  __alloc_pages_nodemask+0xa80/0xde0
[  362.597372]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  362.602393]  ? __page_cache_alloc+0x191/0x5c0
[  362.606893]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.611819]  ? kasan_check_read+0x11/0x20
[  362.615962]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.621233]  ? zap_class+0x640/0x640
[  362.624952]  ? zap_class+0x640/0x640
[  362.628660]  ? zap_class+0x640/0x640
[  362.632383]  ? __do_page_cache_readahead+0x7ce/0x980
[  362.637499]  ? find_held_lock+0x36/0x1c0
[  362.641562]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  362.647104]  alloc_pages_current+0x173/0x350
[  362.651510]  __page_cache_alloc+0x38c/0x5c0
[  362.655824]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.660752]  ? kasan_check_read+0x11/0x20
[  362.664894]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.670171]  ? generic_perform_write+0x6a0/0x6a0
[  362.674923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.680453]  ? check_preemption_disabled+0x48/0x280
[  362.685470]  filemap_fault+0x1594/0x25f0
[  362.689536]  ? __lock_page_or_retry+0xa00/0xa00
[  362.694198]  ? mark_held_locks+0x130/0x130
[  362.698427]  ? rcu_softirq_qs+0x20/0x20
[  362.702403]  ? filemap_map_pages+0xe04/0x1990
[  362.706904]  ? __free_object+0x173/0x340
[  362.710959]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  362.715889]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.720986]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  362.725662]  ? debug_object_free+0x32d/0x690
[  362.730063]  ? kasan_check_read+0x11/0x20
[  362.734205]  ? debug_object_destroy+0x2b0/0x2b0
[  362.738869]  ? lock_pi_update_atomic+0x150/0x150
[  362.743619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.749145]  ? __hrtimer_init+0xdb/0x240
[  362.753210]  ? lock_acquire+0x1ed/0x520
[  362.757185]  ? ext4_filemap_fault+0x7a/0xad
[  362.761503]  ? lock_release+0xa00/0xa00
[  362.765478]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.770942]  ? print_usage_bug+0xc0/0xc0
[  362.775000]  ? print_usage_bug+0xc0/0xc0
[  362.779063]  ? down_read+0x8d/0x120
[  362.782684]  ? ext4_filemap_fault+0x7a/0xad
[  362.787006]  ? __down_interruptible+0x700/0x700
[  362.791682]  ext4_filemap_fault+0x82/0xad
[  362.795826]  __do_fault+0x100/0x6b0
[  362.799453]  ? pmd_devmap_trans_unstable+0x220/0x220
[  362.804552]  ? mark_held_locks+0x130/0x130
[  362.808794]  ? mark_held_locks+0x130/0x130
[  362.813036]  ? debug_smp_processor_id+0x1c/0x20
[  362.817700]  ? perf_trace_lock+0x14d/0x7a0
[  362.821942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.827477]  __handle_mm_fault+0x307c/0x5920
[  362.831887]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  362.836733]  ? lock_is_held_type+0x210/0x210
[  362.841163]  ? zap_class+0x640/0x640
[  362.844872]  ? zap_class+0x640/0x640
[  362.848576]  ? __x64_sys_futex+0x53e/0x6a0
[  362.852812]  ? find_held_lock+0x36/0x1c0
[  362.856875]  ? handle_mm_fault+0x42a/0xc70
[  362.861123]  ? lock_downgrade+0x900/0x900
[  362.865266]  ? check_preemption_disabled+0x48/0x280
[  362.870282]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.875203]  ? kasan_check_read+0x11/0x20
[  362.879350]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.884621]  ? rcu_softirq_qs+0x20/0x20
[  362.888594]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.893719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.899250]  ? check_preemption_disabled+0x48/0x280
[  362.904272]  handle_mm_fault+0x54f/0xc70
[  362.908331]  ? __handle_mm_fault+0x5920/0x5920
[  362.912914]  ? find_vma+0x34/0x190
[  362.916454]  __do_page_fault+0x5e8/0xe60
[  362.920511]  ? trace_hardirqs_off+0xb8/0x310
[  362.924928]  ? __ia32_sys_read+0xb0/0xb0
[  362.928990]  do_page_fault+0xf2/0x7e0
[  362.932804]  ? vmalloc_sync_all+0x30/0x30
[  362.936945]  ? error_entry+0x70/0xd0
[  362.940655]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.945681]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.950736]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.955657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.960498]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.965509]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.970962]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.975975]  ? page_fault+0x8/0x30
[  362.979513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.984351]  ? page_fault+0x8/0x30
[  362.987887]  page_fault+0x1e/0x30
[  362.991333] RIP: 0033:0x45ddf3
[  362.994546] Code: Bad RIP value.
[  362.997918] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  363.003278] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  363.010550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  363.017815] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  363.025094] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  363.032354] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  363.039645] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  363.039647] Mem-Info:
[  363.039677] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  363.039677]  active_file:13 inactive_file:13 isolated_file:0
[  363.039677]  unevictable:0 dirty:0 writeback:0 unstable:0
[  363.039677]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  363.039677]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  363.039677]  free:13753 free_pcp:603 free_cma:0
[  363.046577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.049017] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.082031] Call Trace:
[  363.091376] Node 0 
[  363.118955]  dump_stack+0x244/0x39d
[  363.121534] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.123743]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.127330] lowmem_reserve[]: 0
[  363.152832]  warn_alloc.cold.117+0xb7/0x1bd
[  363.157980]  2818 6321
[  363.161257]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.165549]  6321
[  363.168035]  ? lock_downgrade+0x900/0x900
[  363.174905]  ? trace_hardirqs_off+0xb8/0x310
[  363.179141] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  363.183559]  ? trace_hardirqs_off+0xb8/0x310
[  363.183583]  __alloc_pages_slowpath+0x2660/0x2d70
[  363.211126] lowmem_reserve[]: 0
[  363.215554]  ? warn_alloc+0x120/0x120
[  363.220335]  0 3503
[  363.223616]  ? warn_alloc+0x120/0x120
[  363.227381]  3503
[  363.229616]  ? print_usage_bug+0xc0/0xc0
[  363.233390] Node 0 
[  363.235440]  ? warn_alloc+0x120/0x120
[  363.239497] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  363.241712]  ? print_usage_bug+0xc0/0xc0
[  363.245477] lowmem_reserve[]: 0
[  363.274009]  ? cpuacct_charge+0x265/0x440
[  363.278041]  0 0
[  363.281319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.285436]  0
[  363.287416]  ? should_fail+0x22d/0xd01
[  363.292924] Node 0 
[  363.294716]  ? find_held_lock+0x36/0x1c0
[  363.298568] DMA: 1*4kB 
[  363.300803]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.304832] (U) 
[  363.307402]  ? __lock_acquire+0x62f/0x4c20
[  363.312467] 0*8kB 0*16kB 
[  363.314444]  ? __lock_acquire+0x62f/0x4c20
[  363.318661] 1*32kB (U) 
[  363.321420]  ? should_fail+0x22d/0xd01
[  363.325621] 2*64kB (U) 
[  363.328210]  ? mark_held_locks+0x130/0x130
[  363.332057] 1*128kB (U) 
[  363.334639]  ? mark_held_locks+0x130/0x130
[  363.338853] 1*256kB (U) 
[  363.341522]  ? __lock_acquire+0x62f/0x4c20
[  363.345726] 0*512kB 
[  363.348393]  ? zap_class+0x640/0x640
[  363.352692] 1*1024kB 
[  363.355001]  ? __lock_is_held+0xb5/0x140
[  363.358695] (U) 
[  363.361089]  ? __account_cfs_rq_runtime+0x790/0x790
[  363.365232] 1*2048kB (M) 
[  363.367209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.372194] 3*4096kB (M) 
[  363.374950]  ? check_preemption_disabled+0x48/0x280
[  363.380450] = 15908kB
[  363.380457] Node 0 
[  363.383211]  ? __lock_is_held+0xb5/0x140
[  363.388188] DMA32: 5*4kB 
[  363.390613]  __alloc_pages_nodemask+0xa80/0xde0
[  363.392830] (UM) 
[  363.396902]  ? zap_class+0x640/0x640
[  363.399625] 1*8kB (H) 
[  363.404292]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  363.406322] 2*16kB (M) 
[  363.410041]  ? find_held_lock+0x36/0x1c0
[  363.412501] 3*32kB (M) 
[  363.417532]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.420079] 3*64kB (MH) 
[  363.424146]  ? lock_downgrade+0x900/0x900
[  363.426700] 4*128kB 
[  363.431357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.433988] (M) 5*256kB 
[  363.438130]  cache_grow_begin+0xa5/0x8c0
[  363.440416] (UMH) 5*512kB 
[  363.445948]  ? do_raw_spin_unlock+0xa7/0x330
[  363.448592] (UMH) 
[  363.452647]  fallback_alloc+0x204/0x2e0
[  363.455451] 4*1024kB (UMH) 
[  363.459861]  ____cache_alloc_node+0x1c7/0x1e0
[  363.461976] 2*2048kB (UM) 
[  363.465951]  kmem_cache_alloc+0x1f8/0x730
[  363.468849] 3*4096kB (M) 
[  363.473349]  skb_clone+0x1bb/0x500
[  363.476155] = 25180kB
[  363.476162] Node 0 
[  363.480303]  ? finish_task_switch+0x2f4/0x910
[  363.483020] Normal: 1917*4kB 
[  363.486569]  ? skb_split+0x11e0/0x11e0
[  363.488959] (UME) 392*8kB 
[  363.491225]  ? preempt_notifier_register+0x200/0x200
[  363.495693] (UME) 
[  363.498788]  ? __switch_to_asm+0x34/0x70
[  363.502641] 105*16kB (UME) 
[  363.505492]  ? __switch_to_asm+0x34/0x70
[  363.510558] 43*32kB (UM) 
[  363.513243]  ? __switch_to_asm+0x40/0x70
[  363.513259]  ? __switch_to_asm+0x34/0x70
[  363.517297] 1*64kB 
[  363.520216]  ? __switch_to_asm+0x40/0x70
[  363.524244] (U) 
[  363.526995]  ? __switch_to_asm+0x34/0x70
[  363.531021] 0*128kB 0*256kB 
[  363.535076]  ? __switch_to_asm+0x40/0x70
[  363.537284] 0*512kB 0*1024kB 
[  363.541341]  ? __switch_to_asm+0x34/0x70
[  363.543281] 0*2048kB 0*4096kB 
[  363.547334]  ? __switch_to_asm+0x34/0x70
[  363.550324] = 13924kB
[  363.554371]  ? __switch_to_asm+0x40/0x70
[  363.557453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.561509]  ? __switch_to_asm+0x34/0x70
[  363.564685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.568733]  bpf_clone_redirect+0xb9/0x490
[  363.571113] 7036 total pagecache pages
[  363.575160]  ? __schedule+0x8d7/0x21d0
[  363.583980] 0 pages in swap cache
[  363.588028]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  363.596575] Swap cache stats: add 0, delete 0, find 0/0
[  363.600791]  ? __sched_text_start+0x8/0x8
[  363.604656] Free swap  = 0kB
[  363.608543]  ? find_held_lock+0x36/0x1c0
[  363.611962] Total swap = 0kB
[  363.616984]  ? lock_acquire+0x1ed/0x520
[  363.622313] 1965979 pages RAM
[  363.626465]  ? bpf_test_run+0x3cb/0x780
[  363.629452] 0 pages HighMem/MovableOnly
[  363.633503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.636485] 342867 pages reserved
[  363.636493] 0 pages cma reserved
[  363.640456]  ? check_preemption_disabled+0x48/0x280
[  363.643816] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.647511]  ? kasan_check_read+0x11/0x20
[  363.651456] syz-fuzzer cpuset=
[  363.656980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.660400] /
[  363.663753]  ? rcu_softirq_qs+0x20/0x20
[  363.668736]  mems_allowed=0
[  363.700433]  ? preempt_schedule+0x4d/0x60
[  363.704585]  ? ___preempt_schedule+0x16/0x18
[  363.709000]  ? bpf_test_run+0x25d/0x780
[  363.712980]  ? netlink_diag_dump+0x2a0/0x2a0
[  363.717386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.722921]  ? bpf_test_init.isra.10+0x70/0x100
[  363.727593]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  363.732353]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.737188]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.742739]  ? fput+0x130/0x1a0
[  363.746021]  ? __bpf_prog_get+0x9b/0x290
[  363.750082]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.754920]  ? bpf_prog_test_run+0x130/0x1a0
[  363.759338]  ? __x64_sys_bpf+0x3d8/0x520
[  363.763413]  ? bpf_prog_get+0x20/0x20
[  363.767228]  ? do_syscall_64+0x1b9/0x820
[  363.771288]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.776659]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.781586]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.786595]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.791609]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  363.798292]  ? __switch_to_asm+0x40/0x70
[  363.802349]  ? __switch_to_asm+0x34/0x70
[  363.806412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.811260]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.816644] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  363.816824] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.823238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.833700] syz-executor0 cpuset=
[  363.843028] Call Trace:
[  363.843030] syz0 mems_allowed=0
[  363.846482]  <IRQ>
[  363.854469]  dump_stack+0x244/0x39d
[  363.858097]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.863309]  warn_alloc.cold.117+0xb7/0x1bd
[  363.867634]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.872471]  ? lock_downgrade+0x900/0x900
[  363.876639]  ? trace_hardirqs_off+0xb8/0x310
[  363.881054]  ? trace_hardirqs_off+0xb8/0x310
[  363.885465]  __alloc_pages_slowpath+0x2660/0x2d70
[  363.890324]  ? warn_alloc+0x120/0x120
[  363.894128]  ? warn_alloc+0x120/0x120
[  363.897927]  ? print_usage_bug+0xc0/0xc0
[  363.901998]  ? warn_alloc+0x120/0x120
[  363.905808]  ? print_usage_bug+0xc0/0xc0
[  363.909860]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  363.915064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.920593]  ? should_fail+0x22d/0xd01
[  363.924483]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.929580]  ? __lock_acquire+0x62f/0x4c20
[  363.933807]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.938899]  ? __lock_acquire+0x62f/0x4c20
[  363.943125]  ? should_fail+0x22d/0xd01
[  363.947021]  ? mark_held_locks+0x130/0x130
[  363.951257]  ? mark_held_locks+0x130/0x130
[  363.955482]  ? zap_class+0x640/0x640
[  363.959195]  ? zap_class+0x640/0x640
[  363.962904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.968452]  ? check_preemption_disabled+0x48/0x280
[  363.973468]  ? __lock_is_held+0xb5/0x140
[  363.977527]  __alloc_pages_nodemask+0xa80/0xde0
[  363.982186]  ? zap_class+0x640/0x640
[  363.985898]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  363.990917]  ? find_held_lock+0x36/0x1c0
[  363.994982]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.999652]  ? lock_downgrade+0x900/0x900
[  364.003815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.009347]  cache_grow_begin+0xa5/0x8c0
[  364.013414]  ? do_raw_spin_unlock+0xa7/0x330
[  364.017827]  fallback_alloc+0x204/0x2e0
[  364.021801]  ____cache_alloc_node+0x1c7/0x1e0
[  364.026298]  __kmalloc+0x208/0x760
[  364.029837]  ? __neigh_create+0x30b/0x2130
[  364.034067]  __neigh_create+0x30b/0x2130
[  364.038129]  ? __local_bh_enable_ip+0x160/0x260
[  364.042804]  ? __local_bh_enable_ip+0x160/0x260
[  364.047518]  ? mark_held_locks+0x130/0x130
[  364.051761]  ? __local_bh_enable_ip+0x160/0x260
[  364.056430]  ? neigh_hash_alloc+0x1e0/0x1e0
[  364.060740]  ? zap_class+0x640/0x640
[  364.064452]  ? trace_hardirqs_on+0xbd/0x310
[  364.068765]  ? mark_held_locks+0xc7/0x130
[  364.072910]  ? ip6t_do_table+0xd9e/0x1d30
[  364.077052]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.082152]  ? __local_bh_enable_ip+0x160/0x260
[  364.086816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.092354]  ? lock_acquire+0x1ed/0x520
[  364.096324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.101852]  ? check_preemption_disabled+0x48/0x280
[  364.106875]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  364.112408]  ? rcu_pm_notify+0xc0/0xc0
[  364.116288]  ? zap_class+0x640/0x640
[  364.119994]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  364.125193]  ip6_finish_output2+0xa59/0x27a0
[  364.129602]  ? ip6_copy_metadata+0xe30/0xe30
[  364.134016]  ? ip6_mtu+0x39c/0x520
[  364.137579]  ? lock_downgrade+0x900/0x900
[  364.141751]  ? check_preemption_disabled+0x48/0x280
[  364.146767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.151689]  ? kasan_check_read+0x11/0x20
[  364.155836]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.161107]  ? rcu_softirq_qs+0x20/0x20
[  364.165096]  ? ip6_mtu+0x160/0x520
[  364.168667]  ? find_match+0x10a0/0x10a0
[  364.172640]  ? kasan_check_read+0x11/0x20
[  364.176784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.182057]  ip6_finish_output+0x58c/0xc60
[  364.186297]  ? ip6_finish_output+0x58c/0xc60
[  364.190705]  ip6_output+0x232/0x9d0
[  364.194331]  ? ip6_finish_output+0xc60/0xc60
[  364.198735]  ? ip6_fragment+0x38e0/0x38e0
[  364.203227]  ? __lock_is_held+0xb5/0x140
[  364.207294]  ndisc_send_skb+0x1005/0x1570
[  364.211444]  ? nf_hook.constprop.33+0x860/0x860
[  364.216112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.221645]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.227097]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.232555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.238092]  ndisc_send_rs+0x134/0x6e0
[  364.241982]  addrconf_rs_timer+0x314/0x690
[  364.246218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.250478]  call_timer_fn+0x272/0x920
[  364.254358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.258588]  ? process_timeout+0x40/0x40
[  364.262661]  ? mark_held_locks+0xc7/0x130
[  364.266816]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.271306]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.275791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.280017]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.284603]  ? trace_hardirqs_on+0xbd/0x310
[  364.288920]  ? kasan_check_read+0x11/0x20
[  364.293061]  ? __run_timers+0x7da/0xc70
[  364.297036]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.302136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.306371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.310608]  __run_timers+0x7e5/0xc70
[  364.314402]  ? rcu_irq_exit+0x1a2/0x390
[  364.318382]  ? timer_fixup_init+0x70/0x70
[  364.322526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.328056]  ? check_preemption_disabled+0x48/0x280
[  364.333072]  ? mark_held_locks+0xc7/0x130
[  364.337216]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  364.342229]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.346982]  ? retint_kernel+0x2d/0x2d
[  364.350867]  ? trace_hardirqs_on_caller+0xc0/0x310
[  364.355818]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.360568]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.366018]  ? zap_class+0x640/0x640
[  364.369731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.375259]  ? check_preemption_disabled+0x48/0x280
[  364.380631]  ? __lock_is_held+0xb5/0x140
[  364.384695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.390224]  ? check_preemption_disabled+0x48/0x280
[  364.395243]  run_timer_softirq+0x52/0xb0
[  364.399296]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.404325]  __do_softirq+0x308/0xb7e
[  364.408126]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.412614]  ? lock_downgrade+0x900/0x900
[  364.416759]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.421871]  ? pvclock_read_flags+0x160/0x160
[  364.426361]  ? lapic_next_event+0x5a/0x90
[  364.430503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.436040]  ? kvm_clock_read+0x18/0x30
[  364.440006]  ? kvm_sched_clock_read+0x9/0x20
[  364.444413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.449942]  ? check_preemption_disabled+0x48/0x280
[  364.454962]  irq_exit+0x17f/0x1c0
[  364.458414]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.463263]  ? smp_reschedule_interrupt+0x109/0x650
[  364.468279]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.474162]  ? interrupt_entry+0xb5/0xc0
[  364.478217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.483224]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.488233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.493070]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.498080]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.503110]  ? task_prio+0x50/0x50
[  364.506653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.512192]  ? check_preemption_disabled+0x48/0x280
[  364.517213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.522052]  apic_timer_interrupt+0xf/0x20
[  364.526272]  </IRQ>
[  364.528507] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  364.533704] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  364.552603] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  364.560318] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  364.567586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  364.574847] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  364.582107] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  364.589367] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  364.596667]  retint_kernel+0x1b/0x2d
[  364.600380] RIP: 0010:dump_stack+0x358/0x39d
[  364.604782] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  364.623675] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  364.631379] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  364.638642] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  364.645906] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  364.653165] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  364.660428] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  364.667707]  ? dump_stack+0x34f/0x39d
[  364.671511]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.676709]  dump_header+0x27b/0xf72
[  364.680423]  ? mark_held_locks+0x130/0x130
[  364.684655]  ? pagefault_out_of_memory+0x197/0x197
[  364.689604]  ? __lock_acquire+0x62f/0x4c20
[  364.693831]  ? zap_class+0x640/0x640
[  364.697574]  ? percpu_ref_get_many+0x240/0x240
[  364.702152]  ? print_usage_bug+0xc0/0xc0
[  364.706208]  ? print_usage_bug+0xc0/0xc0
[  364.710267]  ? zap_class+0x640/0x640
[  364.713981]  ? print_usage_bug+0xc0/0xc0
[  364.718034]  ? print_usage_bug+0xc0/0xc0
[  364.722099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.727636]  ? find_held_lock+0x36/0x1c0
[  364.731699]  ? mark_held_locks+0xc7/0x130
[  364.735847]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.740948]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.746045]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.750637]  ? trace_hardirqs_on+0xbd/0x310
[  364.754950]  ? kasan_check_read+0x11/0x20
[  364.759093]  ? ___ratelimit+0x3b4/0x672
[  364.763063]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.768166]  ? trace_hardirqs_on+0x310/0x310
[  364.772576]  ? lock_downgrade+0x900/0x900
[  364.776724]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.781835]  ? ___ratelimit+0x3b9/0x672
[  364.785802]  ? idr_get_free+0xec0/0xec0
[  364.789769]  ? find_held_lock+0x36/0x1c0
[  364.793830]  oom_kill_process.cold.27+0x10/0x903
[  364.798588]  ? zap_class+0x640/0x640
[  364.802295]  ? check_preemption_disabled+0x48/0x280
[  364.807313]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.812237]  ? kasan_check_read+0x11/0x20
[  364.816381]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.821661]  ? oom_evaluate_task+0x540/0x540
[  364.826076]  ? find_held_lock+0x36/0x1c0
[  364.830155]  ? out_of_memory+0x974/0x1430
[  364.834315]  ? lock_downgrade+0x900/0x900
[  364.838454]  ? check_preemption_disabled+0x48/0x280
[  364.843467]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.848391]  ? kasan_check_read+0x11/0x20
[  364.852534]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.857829]  ? rcu_softirq_qs+0x20/0x20
[  364.861801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.867329]  ? oom_evaluate_task+0x302/0x540
[  364.871735]  out_of_memory+0xa84/0x1430
[  364.875711]  ? oom_killer_disable+0x3a0/0x3a0
[  364.880213]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  364.885136]  ? __mutex_add_waiter+0x2a0/0x2a0
[  364.889638]  __alloc_pages_slowpath+0x22d4/0x2d70
[  364.894501]  ? warn_alloc+0x120/0x120
[  364.898294]  ? rcu_softirq_qs+0x20/0x20
[  364.902286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.907832]  ? should_fail+0x22d/0xd01
[  364.911721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.916822]  ? zap_class+0x640/0x640
[  364.920555]  ? __lock_is_held+0xb5/0x140
[  364.924616]  ? mark_held_locks+0x130/0x130
[  364.928845]  ? lock_release+0xa00/0xa00
[  364.932826]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.938277]  ? __might_sleep+0x95/0x190
[  364.942262]  __alloc_pages_nodemask+0xa80/0xde0
[  364.946931]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  364.951941]  ? __page_cache_alloc+0x191/0x5c0
[  364.956434]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.961362]  ? kasan_check_read+0x11/0x20
[  364.965504]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.970794]  ? zap_class+0x640/0x640
[  364.974507]  ? zap_class+0x640/0x640
[  364.978213]  ? zap_class+0x640/0x640
[  364.981920]  ? __do_page_cache_readahead+0x7ce/0x980
[  364.987023]  ? find_held_lock+0x36/0x1c0
[  364.991100]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  364.996653]  alloc_pages_current+0x173/0x350
[  365.001072]  __page_cache_alloc+0x38c/0x5c0
[  365.005389]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.010309]  ? kasan_check_read+0x11/0x20
[  365.014454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.019726]  ? generic_perform_write+0x6a0/0x6a0
[  365.024476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.030011]  ? check_preemption_disabled+0x48/0x280
[  365.035042]  filemap_fault+0x1594/0x25f0
[  365.039114]  ? __lock_page_or_retry+0xa00/0xa00
[  365.043781]  ? mark_held_locks+0x130/0x130
[  365.048010]  ? rcu_softirq_qs+0x20/0x20
[  365.051987]  ? filemap_map_pages+0xe04/0x1990
[  365.056489]  ? __free_object+0x173/0x340
[  365.060552]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  365.065483]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.070599]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  365.075271]  ? debug_object_free+0x32d/0x690
[  365.079673]  ? kasan_check_read+0x11/0x20
[  365.083820]  ? debug_object_destroy+0x2b0/0x2b0
[  365.088487]  ? lock_pi_update_atomic+0x150/0x150
[  365.093241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.098772]  ? __hrtimer_init+0xdb/0x240
[  365.102836]  ? lock_acquire+0x1ed/0x520
[  365.106802]  ? ext4_filemap_fault+0x7a/0xad
[  365.111124]  ? lock_release+0xa00/0xa00
[  365.115092]  ? perf_trace_sched_process_exec+0x860/0x860
[  365.120546]  ? print_usage_bug+0xc0/0xc0
[  365.124602]  ? print_usage_bug+0xc0/0xc0
[  365.128671]  ? down_read+0x8d/0x120
[  365.132294]  ? ext4_filemap_fault+0x7a/0xad
[  365.136610]  ? __down_interruptible+0x700/0x700
[  365.141282]  ext4_filemap_fault+0x82/0xad
[  365.145429]  __do_fault+0x100/0x6b0
[  365.149059]  ? pmd_devmap_trans_unstable+0x220/0x220
[  365.154161]  ? mark_held_locks+0x130/0x130
[  365.158394]  ? mark_held_locks+0x130/0x130
[  365.162627]  ? debug_smp_processor_id+0x1c/0x20
[  365.167288]  ? perf_trace_lock+0x14d/0x7a0
[  365.171532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.177066]  __handle_mm_fault+0x307c/0x5920
[  365.181483]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  365.186331]  ? lock_is_held_type+0x210/0x210
[  365.190754]  ? zap_class+0x640/0x640
[  365.194461]  ? zap_class+0x640/0x640
[  365.198165]  ? __x64_sys_futex+0x53e/0x6a0
[  365.202408]  ? find_held_lock+0x36/0x1c0
[  365.206471]  ? handle_mm_fault+0x42a/0xc70
[  365.210700]  ? lock_downgrade+0x900/0x900
[  365.214839]  ? check_preemption_disabled+0x48/0x280
[  365.219853]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.224773]  ? kasan_check_read+0x11/0x20
[  365.228921]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.234195]  ? rcu_softirq_qs+0x20/0x20
[  365.238162]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.243263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.248795]  ? check_preemption_disabled+0x48/0x280
[  365.253813]  handle_mm_fault+0x54f/0xc70
[  365.257870]  ? __handle_mm_fault+0x5920/0x5920
[  365.262448]  ? find_vma+0x34/0x190
[  365.265985]  __do_page_fault+0x5e8/0xe60
[  365.270044]  ? trace_hardirqs_off+0xb8/0x310
[  365.274446]  ? __ia32_sys_read+0xb0/0xb0
[  365.278520]  do_page_fault+0xf2/0x7e0
[  365.282314]  ? vmalloc_sync_all+0x30/0x30
[  365.286452]  ? error_entry+0x70/0xd0
[  365.290162]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.295166]  ? trace_hardirqs_on_caller+0xc0/0x310
[  365.300100]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.305028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.309864]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.314870]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.320327]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.325338]  ? page_fault+0x8/0x30
[  365.328870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.333705]  ? page_fault+0x8/0x30
[  365.337237]  page_fault+0x1e/0x30
[  365.340683] RIP: 0033:0x45ddf3
[  365.343892] Code: Bad RIP value.
[  365.347267] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  365.352625] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  365.359887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  365.367150] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  365.374410] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  365.381678] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  365.388962] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  365.388972] warn_alloc_show_mem: 1 callbacks suppressed
[  365.388976] Mem-Info:
[  365.395888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.401254] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  365.401254]  active_file:13 inactive_file:13 isolated_file:0
[  365.401254]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.401254]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  365.401254]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  365.401254]  free:13753 free_pcp:603 free_cma:0
[  365.403620] Call Trace:
[  365.413007] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.446013]  <IRQ>
[  365.446029]  dump_stack+0x244/0x39d
[  365.448592] Node 0 
[  365.476161]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.478308] 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
[  365.481910]  warn_alloc.cold.117+0xb7/0x1bd
[  365.484109] lowmem_reserve[]: 0
[  365.489303]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.514977]  2818 6321
[  365.519298]  ? lock_downgrade+0x900/0x900
[  365.522548]  6321
[  365.527386]  ? trace_hardirqs_off+0xb8/0x310
[  365.529854] Node 0 
[  365.533993]  ? trace_hardirqs_off+0xb8/0x310
[  365.536050] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  365.540431]  __alloc_pages_slowpath+0x2660/0x2d70
[  365.542629] lowmem_reserve[]: 0
[  365.547053]  ? warn_alloc+0x120/0x120
[  365.573977]  0 3503
[  365.578817]  ? warn_alloc+0x120/0x120
[  365.582061]  3503
[  365.585851]  ? print_usage_bug+0xc0/0xc0
[  365.588063] Node 0 
[  365.591847]  ? warn_alloc+0x120/0x120
[  365.593905] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  365.597930]  ? print_usage_bug+0xc0/0xc0
[  365.600131] lowmem_reserve[]: 0
[  365.603921]  ? idle_cpu+0x1d0/0x1d0
[  365.632423]  0 0
[  365.636476]  ? kvm_sched_clock_read+0x9/0x20
[  365.639726]  0
[  365.643346]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.645291] Node 0 
[  365.649707]  ? find_next_bit+0x104/0x130
[  365.651476] DMA: 1*4kB 
[  365.656508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.658710] (U) 
[  365.662756]  ? should_fail+0x22d/0xd01
[  365.665306] 0*8kB 0*16kB 
[  365.670834]  ? __lock_is_held+0xb5/0x140
[  365.672789] 1*32kB (U) 
[  365.676669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.679406] 2*64kB (U) 
[  365.683698]  ? __lock_acquire+0x62f/0x4c20
[  365.686256] 1*128kB 
[  365.691341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.693896] (U) 
[  365.698113]  ? __lock_acquire+0x62f/0x4c20
[  365.700405] 1*256kB (U) 
[  365.705509]  ? should_fail+0x22d/0xd01
[  365.707465] 0*512kB 1*1024kB 
[  365.711709]  ? mark_held_locks+0x130/0x130
[  365.714342] (U) 1*2048kB 
[  365.718260]  ? mark_held_locks+0x130/0x130
[  365.721332] (M) 3*4096kB 
[  365.725560]  ? account_entity_enqueue+0x3a3/0x660
[  365.728295] (M) = 15908kB
[  365.732524]  ? zap_class+0x640/0x640
[  365.735248] Node 0 
[  365.740104]  ? print_usage_bug+0xc0/0xc0
[  365.742826] DMA32: 5*4kB 
[  365.746531]  ? rcu_softirq_qs+0x20/0x20
[  365.748737] (UM) 
[  365.752793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.755519] 1*8kB 
[  365.759489]  ? check_preemption_disabled+0x48/0x280
[  365.761516] (H) 
[  365.767055]  ? __lock_is_held+0xb5/0x140
[  365.769169] 2*16kB (M) 
[  365.774181]  __alloc_pages_nodemask+0xa80/0xde0
[  365.776129] 3*32kB (M) 
[  365.780182]  ? zap_class+0x640/0x640
[  365.782734] 3*64kB (MH) 
[  365.787397]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  365.789953] 4*128kB 
[  365.793658]  ? find_held_lock+0x36/0x1c0
[  365.796295] (M) 
[  365.801300]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.803598] 5*256kB 
[  365.807642]  ? lock_downgrade+0x900/0x900
[  365.809592] (UMH) 
[  365.814247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.816539] 5*512kB 
[  365.820674]  cache_grow_begin+0xa5/0x8c0
[  365.822795] (UMH) 
[  365.828314]  ? do_raw_spin_unlock+0xa7/0x330
[  365.830625] 4*1024kB (UMH) 
[  365.834684]  fallback_alloc+0x204/0x2e0
[  365.836799] 2*2048kB (UM) 
[  365.841202]  ____cache_alloc_node+0x1c7/0x1e0
[  365.844099] 3*4096kB (M) 
[  365.848068]  kmem_cache_alloc_node+0xe3/0x730
[  365.850879] = 25180kB
[  365.850886] Node 0 
[  365.855368]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.858089] Normal: 1917*4kB 
[  365.862584]  __alloc_skb+0x119/0x770
[  365.864965] (UME) 
[  365.867186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.871383] 392*8kB (UME) 
[  365.874501]  ? netdev_alloc_frag+0x1f0/0x1f0
[  365.878175] 105*16kB (UME) 
[  365.880320]  ? lock_downgrade+0x900/0x900
[  365.885564] 43*32kB 
[  365.888398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.892774] (UM) 1*64kB 
[  365.895705]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.899818] (U) 
[  365.902149]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.907651] 0*128kB 0*256kB 
[  365.910311]  ? addrconf_rs_timer+0x690/0x690
[  365.915736] 0*512kB 0*1024kB 
[  365.917710]  ndisc_alloc_skb+0x144/0x340
[  365.923127] 0*2048kB 
[  365.926151]  ndisc_send_rs+0x331/0x6e0
[  365.930538] 0*4096kB 
[  365.933632]  addrconf_rs_timer+0x314/0x690
[  365.937659] = 13924kB
[  365.937685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.940077]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.943947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.946357]  call_timer_fn+0x272/0x920
[  365.950553] 7036 total pagecache pages
[  365.952951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.961762] 0 pages in swap cache
[  365.965972]  ? process_timeout+0x40/0x40
[  365.974519] Swap cache stats: add 0, delete 0, find 0/0
[  365.978394]  ? __run_timers+0x7da/0xc70
[  365.982245] Free swap  = 0kB
[  365.986474]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.989896] Total swap = 0kB
[  365.993943]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.999275] 1965979 pages RAM
[  366.003244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.006231] 0 pages HighMem/MovableOnly
[  366.006239] 342867 pages reserved
[  366.010718]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.013701] 0 pages cma reserved
[  366.013995] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.018201]  ? trace_hardirqs_on+0xbd/0x310
[  366.021276] syz-fuzzer cpuset=
[  366.025508]  ? kasan_check_read+0x11/0x20
[  366.025524]  ? __run_timers+0x7da/0xc70
[  366.029486] /
[  366.032924]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.037490]  mems_allowed=0
[  366.040847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.080867]  __run_timers+0x7e5/0xc70
[  366.084674]  ? timer_fixup_init+0x70/0x70
[  366.088818]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.093825]  ? zap_class+0x640/0x640
[  366.097534]  ? enqueue_hrtimer+0x1a5/0x560
[  366.101764]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.106953]  ? find_held_lock+0x36/0x1c0
[  366.111013]  ? zap_class+0x640/0x640
[  366.114725]  ? pvclock_read_flags+0x160/0x160
[  366.119216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.124747]  ? check_preemption_disabled+0x48/0x280
[  366.129775]  ? __lock_is_held+0xb5/0x140
[  366.133827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.139356]  ? check_preemption_disabled+0x48/0x280
[  366.144368]  run_timer_softirq+0x52/0xb0
[  366.148425]  ? rcu_read_lock_sched_held+0x14f/0x180
[  366.153468]  __do_softirq+0x308/0xb7e
[  366.157263]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  366.161751]  ? lock_downgrade+0x900/0x900
[  366.165926]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.171029]  ? pvclock_read_flags+0x160/0x160
[  366.175535]  ? lapic_next_event+0x5a/0x90
[  366.179691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.185225]  ? kvm_clock_read+0x18/0x30
[  366.189193]  ? kvm_sched_clock_read+0x9/0x20
[  366.193599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.199132]  ? check_preemption_disabled+0x48/0x280
[  366.204161]  irq_exit+0x17f/0x1c0
[  366.207605]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.212447]  ? smp_reschedule_interrupt+0x109/0x650
[  366.217470]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.223347]  ? interrupt_entry+0xb5/0xc0
[  366.227402]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.232411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.237422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.242268]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.247275]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.252281]  ? task_prio+0x50/0x50
[  366.255819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.261348]  ? check_preemption_disabled+0x48/0x280
[  366.266361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.271203]  apic_timer_interrupt+0xf/0x20
[  366.275447]  </IRQ>
[  366.277679] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  366.282613] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  366.301513] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  366.309214] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.316503] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  366.323764] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  366.331022] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  366.338283] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  366.345573]  skb_clone+0x1bb/0x500
[  366.349109]  ? finish_task_switch+0x2f4/0x910
[  366.353598]  ? skb_split+0x11e0/0x11e0
[  366.357482]  ? preempt_notifier_register+0x200/0x200
[  366.362577]  ? __switch_to_asm+0x34/0x70
[  366.366629]  ? __switch_to_asm+0x34/0x70
[  366.370690]  ? __switch_to_asm+0x40/0x70
[  366.374747]  ? __switch_to_asm+0x34/0x70
[  366.378800]  ? __switch_to_asm+0x40/0x70
[  366.382853]  ? __switch_to_asm+0x34/0x70
[  366.386904]  ? __switch_to_asm+0x40/0x70
[  366.390962]  ? __switch_to_asm+0x34/0x70
[  366.395017]  ? __switch_to_asm+0x34/0x70
[  366.399067]  ? __switch_to_asm+0x40/0x70
[  366.403121]  ? __switch_to_asm+0x34/0x70
[  366.407180]  bpf_clone_redirect+0xb9/0x490
[  366.411404]  ? __schedule+0x8d7/0x21d0
[  366.415292]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  366.420303]  ? __sched_text_start+0x8/0x8
[  366.424475]  ? find_held_lock+0x36/0x1c0
[  366.428546]  ? lock_acquire+0x1ed/0x520
[  366.432514]  ? bpf_test_run+0x3cb/0x780
[  366.436482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.442011]  ? check_preemption_disabled+0x48/0x280
[  366.447047]  ? kasan_check_read+0x11/0x20
[  366.451192]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.456476]  ? rcu_softirq_qs+0x20/0x20
[  366.460454]  ? preempt_schedule+0x4d/0x60
[  366.464595]  ? ___preempt_schedule+0x16/0x18
[  366.469005]  ? bpf_test_run+0x25d/0x780
[  366.472981]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.477383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.482912]  ? bpf_test_init.isra.10+0x70/0x100
[  366.487580]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  366.492340]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.497187]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.502724]  ? fput+0x130/0x1a0
[  366.505999]  ? __bpf_prog_get+0x9b/0x290
[  366.510055]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.514906]  ? bpf_prog_test_run+0x130/0x1a0
[  366.519315]  ? __x64_sys_bpf+0x3d8/0x520
[  366.523368]  ? bpf_prog_get+0x20/0x20
[  366.527180]  ? do_syscall_64+0x1b9/0x820
[  366.531234]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.536604]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.541528]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.546542]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.551552]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  366.558560]  ? __switch_to_asm+0x40/0x70
[  366.562615]  ? __switch_to_asm+0x34/0x70
[  366.566672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.571523]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.576893] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  366.576976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.583471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.583476] Call Trace:
[  366.583480]  <IRQ>
[  366.583495]  dump_stack+0x244/0x39d
[  366.583513]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.590029] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.599344]  warn_alloc.cold.117+0xb7/0x1bd
[  366.601892] syz-executor0 cpuset=
[  366.604026]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.607620] syz0
[  366.612805]  ? lock_downgrade+0x900/0x900
[  366.623259]  mems_allowed=0
[  366.627569]  ? trace_hardirqs_off+0xb8/0x310
[  366.649209]  ? trace_hardirqs_off+0xb8/0x310
[  366.653705]  __alloc_pages_slowpath+0x2660/0x2d70
[  366.658584]  ? warn_alloc+0x120/0x120
[  366.662379]  ? zap_class+0x640/0x640
[  366.666105]  ? warn_alloc+0x120/0x120
[  366.669899]  ? print_usage_bug+0xc0/0xc0
[  366.673968]  ? warn_alloc+0x120/0x120
[  366.677760]  ? print_usage_bug+0xc0/0xc0
[  366.681832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.687366]  ? should_fail+0x22d/0xd01
[  366.691250]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.696346]  ? __lock_acquire+0x62f/0x4c20
[  366.700577]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.705673]  ? __lock_acquire+0x62f/0x4c20
[  366.709898]  ? should_fail+0x22d/0xd01
[  366.713895]  ? mark_held_locks+0x130/0x130
[  366.718132]  ? mark_held_locks+0x130/0x130
[  366.722372]  ? zap_class+0x640/0x640
[  366.726107]  ? zap_class+0x640/0x640
[  366.729824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.735357]  ? check_preemption_disabled+0x48/0x280
[  366.740372]  ? __lock_is_held+0xb5/0x140
[  366.744461]  __alloc_pages_nodemask+0xa80/0xde0
[  366.749127]  ? zap_class+0x640/0x640
[  366.752842]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  366.757863]  ? find_held_lock+0x36/0x1c0
[  366.761929]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.766594]  ? lock_downgrade+0x900/0x900
[  366.770741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.776281]  cache_grow_begin+0xa5/0x8c0
[  366.780335]  ? do_raw_spin_unlock+0xa7/0x330
[  366.784743]  fallback_alloc+0x204/0x2e0
[  366.788716]  ____cache_alloc_node+0x1c7/0x1e0
[  366.793210]  __kmalloc+0x208/0x760
[  366.796753]  ? __neigh_create+0x30b/0x2130
[  366.800989]  __neigh_create+0x30b/0x2130
[  366.805043]  ? __local_bh_enable_ip+0x160/0x260
[  366.809706]  ? __local_bh_enable_ip+0x160/0x260
[  366.814380]  ? mark_held_locks+0x130/0x130
[  366.818622]  ? __local_bh_enable_ip+0x160/0x260
[  366.823288]  ? neigh_hash_alloc+0x1e0/0x1e0
[  366.827622]  ? zap_class+0x640/0x640
[  366.831326]  ? trace_hardirqs_on+0xbd/0x310
[  366.835637]  ? mark_held_locks+0xc7/0x130
[  366.839780]  ? ip6t_do_table+0xd9e/0x1d30
[  366.843942]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.849038]  ? __local_bh_enable_ip+0x160/0x260
[  366.853704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.859239]  ? lock_acquire+0x1ed/0x520
[  366.863208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.868740]  ? check_preemption_disabled+0x48/0x280
[  366.873755]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  366.879284]  ? rcu_pm_notify+0xc0/0xc0
[  366.883164]  ? zap_class+0x640/0x640
[  366.886869]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  366.892058]  ip6_finish_output2+0xa59/0x27a0
[  366.896466]  ? ip6_copy_metadata+0xe30/0xe30
[  366.900879]  ? ip6_mtu+0x39c/0x520
[  366.904422]  ? lock_downgrade+0x900/0x900
[  366.908564]  ? check_preemption_disabled+0x48/0x280
[  366.913575]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  366.918512]  ? kasan_check_read+0x11/0x20
[  366.922660]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.927936]  ? rcu_softirq_qs+0x20/0x20
[  366.931919]  ? ip6_mtu+0x160/0x520
[  366.935452]  ? find_match+0x10a0/0x10a0
[  366.939421]  ? kasan_check_read+0x11/0x20
[  366.943563]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.948839]  ip6_finish_output+0x58c/0xc60
[  366.953064]  ? ip6_finish_output+0x58c/0xc60
[  366.957470]  ip6_output+0x232/0x9d0
[  366.961111]  ? ip6_finish_output+0xc60/0xc60
[  366.965518]  ? ip6_fragment+0x38e0/0x38e0
[  366.969664]  ? __lock_is_held+0xb5/0x140
[  366.973731]  ndisc_send_skb+0x1005/0x1570
[  366.977879]  ? nf_hook.constprop.33+0x860/0x860
[  366.982548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.988079]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.993527]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.998985]  ndisc_send_rs+0x134/0x6e0
[  367.002895]  addrconf_rs_timer+0x314/0x690
[  367.007129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.011368]  call_timer_fn+0x272/0x920
[  367.015257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.019488]  ? process_timeout+0x40/0x40
[  367.023551]  ? mark_held_locks+0xc7/0x130
[  367.027699]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.032187]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.036675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.040907]  ? lockdep_hardirqs_on+0x296/0x5b0
[  367.045483]  ? trace_hardirqs_on+0xbd/0x310
[  367.049800]  ? kasan_check_read+0x11/0x20
[  367.053938]  ? __run_timers+0x7da/0xc70
[  367.057992]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.063092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.067325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.071552]  __run_timers+0x7e5/0xc70
[  367.075344]  ? rcu_irq_exit+0x1a2/0x390
[  367.079353]  ? timer_fixup_init+0x70/0x70
[  367.083504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.089031]  ? check_preemption_disabled+0x48/0x280
[  367.094049]  ? mark_held_locks+0xc7/0x130
[  367.098188]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  367.103203]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.107960]  ? retint_kernel+0x2d/0x2d
[  367.111840]  ? trace_hardirqs_on_caller+0xc0/0x310
[  367.116762]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.121510]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.126955]  ? zap_class+0x640/0x640
[  367.130668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.136197]  ? check_preemption_disabled+0x48/0x280
[  367.141214]  ? __lock_is_held+0xb5/0x140
[  367.145270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.150806]  ? check_preemption_disabled+0x48/0x280
[  367.155818]  run_timer_softirq+0x52/0xb0
[  367.159888]  ? rcu_read_lock_sched_held+0x14f/0x180
[  367.164906]  __do_softirq+0x308/0xb7e
[  367.168709]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  367.173197]  ? lock_downgrade+0x900/0x900
[  367.177344]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  367.182455]  ? pvclock_read_flags+0x160/0x160
[  367.186946]  ? lapic_next_event+0x5a/0x90
[  367.191088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.196625]  ? kvm_clock_read+0x18/0x30
[  367.200602]  ? kvm_sched_clock_read+0x9/0x20
[  367.205005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.210550]  ? check_preemption_disabled+0x48/0x280
[  367.215570]  irq_exit+0x17f/0x1c0
[  367.219027]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.223861]  ? smp_reschedule_interrupt+0x109/0x650
[  367.228885]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.234770]  ? interrupt_entry+0xb5/0xc0
[  367.238824]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.243920]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.248935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.253774]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.258782]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.263800]  ? task_prio+0x50/0x50
[  367.267334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.272874]  ? check_preemption_disabled+0x48/0x280
[  367.277892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.282734]  apic_timer_interrupt+0xf/0x20
[  367.286972]  </IRQ>
[  367.289218] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  367.294402] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  367.313290] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  367.320989] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  367.328250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  367.335526] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  367.342814] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  367.350083] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  367.357380]  retint_kernel+0x1b/0x2d
[  367.361097] RIP: 0010:dump_stack+0x358/0x39d
[  367.365497] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  367.384386] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  367.392104] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  367.399380] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  367.406751] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  367.414014] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  367.421279] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  367.428555]  ? dump_stack+0x34f/0x39d
[  367.432366]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.437574]  dump_header+0x27b/0xf72
[  367.441287]  ? mark_held_locks+0x130/0x130
[  367.445519]  ? pagefault_out_of_memory+0x197/0x197
[  367.450447]  ? __lock_acquire+0x62f/0x4c20
[  367.454672]  ? zap_class+0x640/0x640
[  367.458383]  ? percpu_ref_get_many+0x240/0x240
[  367.462978]  ? print_usage_bug+0xc0/0xc0
[  367.467053]  ? print_usage_bug+0xc0/0xc0
[  367.471113]  ? zap_class+0x640/0x640
[  367.474823]  ? print_usage_bug+0xc0/0xc0
[  367.478893]  ? print_usage_bug+0xc0/0xc0
[  367.482953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.488490]  ? find_held_lock+0x36/0x1c0
[  367.492556]  ? mark_held_locks+0xc7/0x130
[  367.496700]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.501813]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.506914]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.511502]  ? trace_hardirqs_on+0xbd/0x310
[  367.516145]  ? kasan_check_read+0x11/0x20
[  367.520292]  ? ___ratelimit+0x3b4/0x672
[  367.524263]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.529363]  ? trace_hardirqs_on+0x310/0x310
[  367.533765]  ? lock_downgrade+0x900/0x900
[  367.537926]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.543021]  ? ___ratelimit+0x3b9/0x672
[  367.546991]  ? idr_get_free+0xec0/0xec0
[  367.550958]  ? find_held_lock+0x36/0x1c0
[  367.555069]  oom_kill_process.cold.27+0x10/0x903
[  367.559818]  ? zap_class+0x640/0x640
[  367.563534]  ? check_preemption_disabled+0x48/0x280
[  367.568569]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.573491]  ? kasan_check_read+0x11/0x20
[  367.577631]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.582901]  ? oom_evaluate_task+0x540/0x540
[  367.587310]  ? find_held_lock+0x36/0x1c0
[  367.591379]  ? out_of_memory+0x974/0x1430
[  367.595521]  ? lock_downgrade+0x900/0x900
[  367.599660]  ? check_preemption_disabled+0x48/0x280
[  367.604677]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.609601]  ? kasan_check_read+0x11/0x20
[  367.613747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.619026]  ? rcu_softirq_qs+0x20/0x20
[  367.623019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.628547]  ? oom_evaluate_task+0x302/0x540
[  367.632956]  out_of_memory+0xa84/0x1430
[  367.636934]  ? oom_killer_disable+0x3a0/0x3a0
[  367.641424]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  367.646358]  ? __mutex_add_waiter+0x2a0/0x2a0
[  367.650862]  __alloc_pages_slowpath+0x22d4/0x2d70
[  367.655728]  ? warn_alloc+0x120/0x120
[  367.659522]  ? rcu_softirq_qs+0x20/0x20
[  367.663513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.669041]  ? should_fail+0x22d/0xd01
[  367.672926]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.678034]  ? zap_class+0x640/0x640
[  367.682278]  ? __lock_is_held+0xb5/0x140
[  367.686350]  ? mark_held_locks+0x130/0x130
[  367.690579]  ? lock_release+0xa00/0xa00
[  367.694559]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.700011]  ? __might_sleep+0x95/0x190
[  367.703986]  __alloc_pages_nodemask+0xa80/0xde0
[  367.708657]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  367.713665]  ? __page_cache_alloc+0x191/0x5c0
[  367.718186]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.723108]  ? kasan_check_read+0x11/0x20
[  367.727274]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.732546]  ? zap_class+0x640/0x640
[  367.736263]  ? zap_class+0x640/0x640
[  367.739970]  ? zap_class+0x640/0x640
[  367.743679]  ? __do_page_cache_readahead+0x7ce/0x980
[  367.748780]  ? find_held_lock+0x36/0x1c0
[  367.752856]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  367.758414]  alloc_pages_current+0x173/0x350
[  367.762827]  __page_cache_alloc+0x38c/0x5c0
[  367.767143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.772065]  ? kasan_check_read+0x11/0x20
[  367.776221]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.781495]  ? generic_perform_write+0x6a0/0x6a0
[  367.786252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.791801]  ? check_preemption_disabled+0x48/0x280
[  367.796827]  filemap_fault+0x1594/0x25f0
[  367.800893]  ? __lock_page_or_retry+0xa00/0xa00
[  367.805563]  ? mark_held_locks+0x130/0x130
[  367.809791]  ? rcu_softirq_qs+0x20/0x20
[  367.813789]  ? filemap_map_pages+0xe04/0x1990
[  367.818286]  ? __free_object+0x173/0x340
[  367.822348]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  367.827289]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.832393]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  367.837068]  ? debug_object_free+0x32d/0x690
[  367.841471]  ? kasan_check_read+0x11/0x20
[  367.845624]  ? debug_object_destroy+0x2b0/0x2b0
[  367.850287]  ? lock_pi_update_atomic+0x150/0x150
[  367.855040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.860567]  ? __hrtimer_init+0xdb/0x240
[  367.864629]  ? lock_acquire+0x1ed/0x520
[  367.868606]  ? ext4_filemap_fault+0x7a/0xad
[  367.872923]  ? lock_release+0xa00/0xa00
[  367.876886]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.882347]  ? print_usage_bug+0xc0/0xc0
[  367.886403]  ? print_usage_bug+0xc0/0xc0
[  367.890485]  ? down_read+0x8d/0x120
[  367.894105]  ? ext4_filemap_fault+0x7a/0xad
[  367.898420]  ? __down_interruptible+0x700/0x700
[  367.903093]  ext4_filemap_fault+0x82/0xad
[  367.907236]  __do_fault+0x100/0x6b0
[  367.910861]  ? pmd_devmap_trans_unstable+0x220/0x220
[  367.915959]  ? mark_held_locks+0x130/0x130
[  367.920188]  ? mark_held_locks+0x130/0x130
[  367.924420]  ? debug_smp_processor_id+0x1c/0x20
[  367.929108]  ? perf_trace_lock+0x14d/0x7a0
[  367.933342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.938882]  __handle_mm_fault+0x307c/0x5920
[  367.943292]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  367.948134]  ? lock_is_held_type+0x210/0x210
[  367.952554]  ? zap_class+0x640/0x640
[  367.956261]  ? zap_class+0x640/0x640
[  367.959965]  ? __x64_sys_futex+0x53e/0x6a0
[  367.964204]  ? find_held_lock+0x36/0x1c0
[  367.968278]  ? handle_mm_fault+0x42a/0xc70
[  367.972511]  ? lock_downgrade+0x900/0x900
[  367.976668]  ? check_preemption_disabled+0x48/0x280
[  367.981685]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.986622]  ? kasan_check_read+0x11/0x20
[  367.990766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.996037]  ? rcu_softirq_qs+0x20/0x20
[  368.000008]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.005116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.010654]  ? check_preemption_disabled+0x48/0x280
[  368.015671]  handle_mm_fault+0x54f/0xc70
[  368.019730]  ? __handle_mm_fault+0x5920/0x5920
[  368.024314]  ? find_vma+0x34/0x190
[  368.027856]  __do_page_fault+0x5e8/0xe60
[  368.031912]  ? trace_hardirqs_off+0xb8/0x310
[  368.036319]  ? __ia32_sys_read+0xb0/0xb0
[  368.040393]  do_page_fault+0xf2/0x7e0
[  368.044188]  ? vmalloc_sync_all+0x30/0x30
[  368.048326]  ? error_entry+0x70/0xd0
[  368.052031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.057040]  ? trace_hardirqs_on_caller+0xc0/0x310
[  368.061964]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.066885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.071726]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.076737]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.082192]  ? prepare_exit_to_usermode+0x291/0x3b0
[  368.087203]  ? page_fault+0x8/0x30
[  368.090739]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.095592]  ? page_fault+0x8/0x30
[  368.099127]  page_fault+0x1e/0x30
[  368.102572] RIP: 0033:0x45ddf3
[  368.105771] Code: Bad RIP value.
[  368.109133] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  368.114488] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  368.121749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  368.129013] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  368.136272] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  368.143560] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  368.150843] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  368.150847] warn_alloc_show_mem: 1 callbacks suppressed
[  368.150853] Mem-Info:
[  368.157773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.163131] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  368.163131]  active_file:13 inactive_file:13 isolated_file:0
[  368.163131]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.163131]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  368.163131]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  368.163131]  free:13753 free_pcp:603 free_cma:0
[  368.165500] Call Trace:
[  368.174870] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.207975]  <IRQ>
[  368.210543] Node 0 
[  368.238111]  dump_stack+0x244/0x39d
[  368.240255] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.242462]  ? dump_stack_print_info.cold.1+0x20/0x20
[  368.246054] lowmem_reserve[]: 0
[  368.271555]  warn_alloc.cold.117+0xb7/0x1bd
[  368.276703]  2818 6321
[  368.279975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.284268]  6321
[  368.286773]  ? lock_downgrade+0x900/0x900
[  368.291594] Node 0 
[  368.293648]  ? trace_hardirqs_off+0xb8/0x310
[  368.297789] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  368.299998]  ? trace_hardirqs_off+0xb8/0x310
[  368.304395] lowmem_reserve[]:
[  368.331364]  __alloc_pages_slowpath+0x2660/0x2d70
[  368.335736]  0 0
[  368.338857]  ? warn_alloc+0x120/0x120
[  368.343652]  3503
[  368.345617]  ? warn_alloc+0x120/0x120
[  368.349380]  3503
[  368.351448]  ? print_usage_bug+0xc0/0xc0
[  368.355237] Node 0 
[  368.357296]  ? warn_alloc+0x120/0x120
[  368.361356] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  368.363555]  ? print_usage_bug+0xc0/0xc0
[  368.367328] lowmem_reserve[]:
[  368.395851]  ? __lock_acquire+0x62f/0x4c20
[  368.399880]  0 0
[  368.402978]  ? __lock_acquire+0x62f/0x4c20
[  368.407176]  0 0
[  368.409161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.415328]  ? should_fail+0x22d/0xd01
[  368.420845] Node 0 DMA: 
[  368.424732]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.424747]  ? __lock_acquire+0x62f/0x4c20
[  368.427390] 1*4kB 
[  368.432479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.436683] (U) 
[  368.438821]  ? __lock_acquire+0x62f/0x4c20
[  368.443889] 0*8kB 0*16kB 
[  368.445873]  ? should_fail+0x22d/0xd01
[  368.450072] 1*32kB (U) 
[  368.452823]  ? find_held_lock+0x36/0x1c0
[  368.456677] 2*64kB (U) 
[  368.459274]  ? mark_held_locks+0x130/0x130
[  368.463298] 1*128kB 
[  368.465868]  ? mark_held_locks+0x130/0x130
[  368.470067] (U) 1*256kB 
[  368.472380]  ? zap_class+0x640/0x640
[  368.476602] (U) 0*512kB 
[  368.479276]  ? zap_class+0x640/0x640
[  368.482949] 1*1024kB (U) 
[  368.485611]  ? print_usage_bug+0xc0/0xc0
[  368.489295] 1*2048kB 
[  368.492036]  ? do_raw_spin_unlock+0xa7/0x330
[  368.496081] (M) 
[  368.498478]  ? zap_class+0x640/0x640
[  368.502854] 3*4096kB (M) 
[  368.504839]  ? print_usage_bug+0xc0/0xc0
[  368.508517] = 15908kB
[  368.508524] Node 0 
[  368.511275]  ? wq_watchdog_touch+0x9c/0xfe
[  368.511292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.515320] DMA32: 5*4kB 
[  368.517722]  ? check_preemption_disabled+0x48/0x280
[  368.519928] (UM) 
[  368.524151]  ? __lock_is_held+0xb5/0x140
[  368.529647] 1*8kB (H) 
[  368.532401]  __alloc_pages_nodemask+0xa80/0xde0
[  368.537381] 2*16kB (M) 
[  368.539438]  ? zap_class+0x640/0x640
[  368.543472] 3*32kB (M) 
[  368.545977]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  368.550607] 3*64kB (MH) 
[  368.553206]  ? find_held_lock+0x36/0x1c0
[  368.556885] 4*128kB 
[  368.559457]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.564451] (M) 
[  368.567110]  ? lock_downgrade+0x900/0x900
[  368.571138] 5*256kB (UMH) 
[  368.573456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.578087] 5*512kB (UMH) 
[  368.580058]  cache_grow_begin+0xa5/0x8c0
[  368.584170] 4*1024kB (UMH) 
[  368.587017]  ? do_raw_spin_unlock+0xa7/0x330
[  368.592521] 2*2048kB (UM) 
[  368.595362]  fallback_alloc+0x204/0x2e0
[  368.599392] 3*4096kB (M) 
[  368.602323]  ____cache_alloc_node+0x1c7/0x1e0
[  368.606696] = 25180kB
[  368.606703] Node 0 
[  368.609538]  kmem_cache_alloc_node+0xe3/0x730
[  368.613475] Normal: 1917*4kB 
[  368.616228]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.620686] (UME) 392*8kB 
[  368.623098]  __alloc_skb+0x119/0x770
[  368.625299] (UME) 
[  368.629790]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.632860] 105*16kB (UME) 
[  368.637083]  ? netdev_alloc_frag+0x1f0/0x1f0
[  368.639891] 43*32kB (UM) 
[  368.643594]  ? lock_downgrade+0x900/0x900
[  368.645714] 1*64kB (U) 
[  368.651007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.653905] 0*128kB 
[  368.658317]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.661052] 0*256kB 0*512kB 
[  368.665196]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.667745] 0*1024kB 0*2048kB 
[  368.673278]  ? addrconf_rs_timer+0x690/0x690
[  368.675569] 0*4096kB = 13924kB
[  368.681017]  ndisc_alloc_skb+0x144/0x340
[  368.684005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  368.689434]  ndisc_send_rs+0x331/0x6e0
[  368.692600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  368.696990]  addrconf_rs_timer+0x314/0x690
[  368.700158] 7036 total pagecache pages
[  368.704204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.713019] 0 pages in swap cache
[  368.716903]  call_timer_fn+0x272/0x920
[  368.725448] Swap cache stats: add 0, delete 0, find 0/0
[  368.729683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.733544] Free swap  = 0kB
[  368.737774]  ? process_timeout+0x40/0x40
[  368.741197] Total swap = 0kB
[  368.745073]  ? __run_timers+0x7da/0xc70
[  368.750405] 1965979 pages RAM
[  368.754625]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.757621] 0 pages HighMem/MovableOnly
[  368.757628] 342867 pages reserved
[  368.761684]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.764668] 0 pages cma reserved
[  368.764839] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.768634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.771742] syz-fuzzer cpuset=
[  368.776222]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.780171] /
[  368.783611]  ? trace_hardirqs_on+0xbd/0x310
[  368.788077]  mems_allowed=0
[  368.791426]  ? kasan_check_read+0x11/0x20
[  368.826617]  ? __run_timers+0x7da/0xc70
[  368.830590]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.835704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.839938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.844179]  __run_timers+0x7e5/0xc70
[  368.847989]  ? timer_fixup_init+0x70/0x70
[  368.852131]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.857140]  ? zap_class+0x640/0x640
[  368.860849]  ? enqueue_hrtimer+0x1a5/0x560
[  368.865076]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.870272]  ? find_held_lock+0x36/0x1c0
[  368.874331]  ? zap_class+0x640/0x640
[  368.878041]  ? pvclock_read_flags+0x160/0x160
[  368.883066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.888596]  ? check_preemption_disabled+0x48/0x280
[  368.893618]  ? __lock_is_held+0xb5/0x140
[  368.897676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.903205]  ? check_preemption_disabled+0x48/0x280
[  368.908240]  run_timer_softirq+0x52/0xb0
[  368.912306]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.917313]  __do_softirq+0x308/0xb7e
[  368.921117]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.925620]  ? lock_downgrade+0x900/0x900
[  368.929764]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.934866]  ? pvclock_read_flags+0x160/0x160
[  368.939356]  ? lapic_next_event+0x5a/0x90
[  368.943495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.949027]  ? kvm_clock_read+0x18/0x30
[  368.952993]  ? kvm_sched_clock_read+0x9/0x20
[  368.957399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.962933]  ? check_preemption_disabled+0x48/0x280
[  368.967954]  irq_exit+0x17f/0x1c0
[  368.971402]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.976244]  ? smp_reschedule_interrupt+0x109/0x650
[  368.981259]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.987140]  ? interrupt_entry+0xb5/0xc0
[  368.991209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.996239]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.001260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.006097]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.011112]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.016125]  ? task_prio+0x50/0x50
[  369.019660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.025189]  ? check_preemption_disabled+0x48/0x280
[  369.030221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.035078]  apic_timer_interrupt+0xf/0x20
[  369.039312]  </IRQ>
[  369.041543] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  369.046466] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  369.065356] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  369.073056] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.080317] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  369.087578] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  369.094866] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.102127] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  369.109426]  skb_clone+0x1bb/0x500
[  369.112992]  ? finish_task_switch+0x2f4/0x910
[  369.117483]  ? skb_split+0x11e0/0x11e0
[  369.121367]  ? preempt_notifier_register+0x200/0x200
[  369.126462]  ? __switch_to_asm+0x34/0x70
[  369.130522]  ? __switch_to_asm+0x34/0x70
[  369.134575]  ? __switch_to_asm+0x40/0x70
[  369.138650]  ? __switch_to_asm+0x34/0x70
[  369.142702]  ? __switch_to_asm+0x40/0x70
[  369.146768]  ? __switch_to_asm+0x34/0x70
[  369.150823]  ? __switch_to_asm+0x40/0x70
[  369.154876]  ? __switch_to_asm+0x34/0x70
[  369.158943]  ? __switch_to_asm+0x34/0x70
[  369.163001]  ? __switch_to_asm+0x40/0x70
[  369.167078]  ? __switch_to_asm+0x34/0x70
[  369.171135]  bpf_clone_redirect+0xb9/0x490
[  369.175365]  ? __schedule+0x8d7/0x21d0
[  369.179275]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  369.184290]  ? __sched_text_start+0x8/0x8
[  369.188455]  ? find_held_lock+0x36/0x1c0
[  369.192519]  ? lock_acquire+0x1ed/0x520
[  369.196489]  ? bpf_test_run+0x3cb/0x780
[  369.200459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.205989]  ? check_preemption_disabled+0x48/0x280
[  369.211002]  ? kasan_check_read+0x11/0x20
[  369.215144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.220417]  ? rcu_softirq_qs+0x20/0x20
[  369.224387]  ? preempt_schedule+0x4d/0x60
[  369.228528]  ? ___preempt_schedule+0x16/0x18
[  369.232934]  ? bpf_test_run+0x25d/0x780
[  369.236914]  ? netlink_diag_dump+0x2a0/0x2a0
[  369.241320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.246853]  ? bpf_test_init.isra.10+0x70/0x100
[  369.251523]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  369.256283]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  369.261118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.266646]  ? fput+0x130/0x1a0
[  369.269950]  ? __bpf_prog_get+0x9b/0x290
[  369.274012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  369.278849]  ? bpf_prog_test_run+0x130/0x1a0
[  369.283276]  ? __x64_sys_bpf+0x3d8/0x520
[  369.287335]  ? bpf_prog_get+0x20/0x20
[  369.291147]  ? do_syscall_64+0x1b9/0x820
[  369.295215]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.300582]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.305507]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.310520]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.315536]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  369.322205]  ? __switch_to_asm+0x40/0x70
[  369.326258]  ? __switch_to_asm+0x34/0x70
[  369.330316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.335160]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.340538] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  369.340603] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.347107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.347112] Call Trace:
[  369.347117]  <IRQ>
[  369.347132]  dump_stack+0x244/0x39d
[  369.347150]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.353687] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.362972]  warn_alloc.cold.117+0xb7/0x1bd
[  369.365532] syz-executor0 cpuset=
[  369.367668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.371349] syz0
[  369.376525]  ? lock_downgrade+0x900/0x900
[  369.386992]  mems_allowed=0
[  369.391318]  ? trace_hardirqs_off+0xb8/0x310
[  369.412952]  ? trace_hardirqs_off+0xb8/0x310
[  369.417365]  __alloc_pages_slowpath+0x2660/0x2d70
[  369.422231]  ? ndisc_send_skb+0x1005/0x1570
[  369.426555]  ? warn_alloc+0x120/0x120
[  369.430357]  ? oom_kill_process.cold.27+0x10/0x903
[  369.435278]  ? __alloc_pages_slowpath+0x22d4/0x2d70
[  369.440294]  ? warn_alloc+0x120/0x120
[  369.444090]  ? print_usage_bug+0xc0/0xc0
[  369.448145]  ? warn_alloc+0x120/0x120
[  369.451945]  ? print_usage_bug+0xc0/0xc0
[  369.456002]  ? __lock_acquire+0x62f/0x4c20
[  369.460229]  ? __lock_acquire+0x62f/0x4c20
[  369.464460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.469988]  ? should_fail+0x22d/0xd01
[  369.473882]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.478977]  ? __lock_acquire+0x62f/0x4c20
[  369.483561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.488656]  ? __lock_acquire+0x62f/0x4c20
[  369.492883]  ? should_fail+0x22d/0xd01
[  369.496771]  ? mark_held_locks+0x130/0x130
[  369.501002]  ? mark_held_locks+0x130/0x130
[  369.505232]  ? ip6_finish_output2+0x1d6b/0x27a0
[  369.509890]  ? __kfree_skb+0x20/0x20
[  369.513822]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.518400]  ? zap_class+0x640/0x640
[  369.522108]  ? print_usage_bug+0xc0/0xc0
[  369.526167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.531709]  ? check_preemption_disabled+0x48/0x280
[  369.536735]  ? __lock_is_held+0xb5/0x140
[  369.540808]  __alloc_pages_nodemask+0xa80/0xde0
[  369.545471]  ? zap_class+0x640/0x640
[  369.549188]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  369.554210]  ? find_held_lock+0x36/0x1c0
[  369.558285]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.563244]  ? lock_downgrade+0x900/0x900
[  369.567402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.572937]  cache_grow_begin+0xa5/0x8c0
[  369.576990]  ? do_raw_spin_unlock+0xa7/0x330
[  369.581403]  fallback_alloc+0x204/0x2e0
[  369.585380]  ____cache_alloc_node+0x1c7/0x1e0
[  369.589874]  kmem_cache_alloc_node+0xe3/0x730
[  369.594366]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.598605]  __alloc_skb+0x119/0x770
[  369.602319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.607594]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.611999]  ? lock_downgrade+0x900/0x900
[  369.616148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.621694]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.627143]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.632599]  ? addrconf_rs_timer+0x690/0x690
[  369.637015]  ndisc_alloc_skb+0x144/0x340
[  369.641073]  ndisc_send_rs+0x331/0x6e0
[  369.644961]  addrconf_rs_timer+0x314/0x690
[  369.649200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.653440]  call_timer_fn+0x272/0x920
[  369.657330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.661563]  ? process_timeout+0x40/0x40
[  369.665626]  ? mark_held_locks+0xc7/0x130
[  369.669774]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.674265]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.678755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.683479]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.688058]  ? trace_hardirqs_on+0xbd/0x310
[  369.692371]  ? kasan_check_read+0x11/0x20
[  369.696515]  ? __run_timers+0x7da/0xc70
[  369.700486]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.705602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.709838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.714067]  __run_timers+0x7e5/0xc70
[  369.717864]  ? rcu_irq_exit+0x1a2/0x390
[  369.721841]  ? timer_fixup_init+0x70/0x70
[  369.725984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.731516]  ? check_preemption_disabled+0x48/0x280
[  369.736534]  ? mark_held_locks+0xc7/0x130
[  369.740678]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  369.745696]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.750462]  ? retint_kernel+0x2d/0x2d
[  369.754341]  ? trace_hardirqs_on_caller+0xc0/0x310
[  369.759268]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.764019]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.769466]  ? zap_class+0x640/0x640
[  369.773184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.778714]  ? check_preemption_disabled+0x48/0x280
[  369.783735]  ? __lock_is_held+0xb5/0x140
[  369.787788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.793318]  ? check_preemption_disabled+0x48/0x280
[  369.798334]  run_timer_softirq+0x52/0xb0
[  369.802386]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.807395]  __do_softirq+0x308/0xb7e
[  369.811195]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.815706]  ? lock_downgrade+0x900/0x900
[  369.819847]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.824970]  ? pvclock_read_flags+0x160/0x160
[  369.829461]  ? lapic_next_event+0x5a/0x90
[  369.833603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.839142]  ? kvm_clock_read+0x18/0x30
[  369.843116]  ? kvm_sched_clock_read+0x9/0x20
[  369.847520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.853050]  ? check_preemption_disabled+0x48/0x280
[  369.858069]  irq_exit+0x17f/0x1c0
[  369.861516]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.866350]  ? smp_reschedule_interrupt+0x109/0x650
[  369.871361]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.877236]  ? interrupt_entry+0xb5/0xc0
[  369.881289]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.886301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.891311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.896155]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.901168]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.906177]  ? task_prio+0x50/0x50
[  369.909729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.915259]  ? check_preemption_disabled+0x48/0x280
[  369.920272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.925117]  apic_timer_interrupt+0xf/0x20
[  369.929369]  </IRQ>
[  369.931602] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  369.936789] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  369.955679] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  369.963387] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  369.970651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  369.977911] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  369.985171] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  369.992434] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  369.999720]  retint_kernel+0x1b/0x2d
[  370.003432] RIP: 0010:dump_stack+0x358/0x39d
[  370.007833] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  370.026738] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  370.034442] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  370.041719] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  370.048990] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  370.056253] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  370.063511] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  370.070786]  ? dump_stack+0x34f/0x39d
[  370.074589]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.079783]  dump_header+0x27b/0xf72
[  370.083496]  ? mark_held_locks+0x130/0x130
[  370.087730]  ? pagefault_out_of_memory+0x197/0x197
[  370.092692]  ? __lock_acquire+0x62f/0x4c20
[  370.096931]  ? zap_class+0x640/0x640
[  370.100647]  ? percpu_ref_get_many+0x240/0x240
[  370.105224]  ? print_usage_bug+0xc0/0xc0
[  370.109277]  ? print_usage_bug+0xc0/0xc0
[  370.113354]  ? zap_class+0x640/0x640
[  370.117065]  ? print_usage_bug+0xc0/0xc0
[  370.121121]  ? print_usage_bug+0xc0/0xc0
[  370.125190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.130725]  ? find_held_lock+0x36/0x1c0
[  370.134804]  ? mark_held_locks+0xc7/0x130
[  370.138967]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.144085]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.149181]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.153758]  ? trace_hardirqs_on+0xbd/0x310
[  370.158078]  ? kasan_check_read+0x11/0x20
[  370.162219]  ? ___ratelimit+0x3b4/0x672
[  370.166189]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.171288]  ? trace_hardirqs_on+0x310/0x310
[  370.175723]  ? lock_downgrade+0x900/0x900
[  370.179874]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.184973]  ? ___ratelimit+0x3b9/0x672
[  370.188942]  ? idr_get_free+0xec0/0xec0
[  370.192908]  ? find_held_lock+0x36/0x1c0
[  370.196974]  oom_kill_process.cold.27+0x10/0x903
[  370.201726]  ? zap_class+0x640/0x640
[  370.205433]  ? check_preemption_disabled+0x48/0x280
[  370.210453]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.215373]  ? kasan_check_read+0x11/0x20
[  370.219513]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.224785]  ? oom_evaluate_task+0x540/0x540
[  370.229189]  ? find_held_lock+0x36/0x1c0
[  370.233263]  ? out_of_memory+0x974/0x1430
[  370.237416]  ? lock_downgrade+0x900/0x900
[  370.241557]  ? check_preemption_disabled+0x48/0x280
[  370.246575]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.251501]  ? kasan_check_read+0x11/0x20
[  370.255649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.260923]  ? rcu_softirq_qs+0x20/0x20
[  370.264896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.270429]  ? oom_evaluate_task+0x302/0x540
[  370.274835]  out_of_memory+0xa84/0x1430
[  370.278812]  ? oom_killer_disable+0x3a0/0x3a0
[  370.283298]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  370.288226]  ? __mutex_add_waiter+0x2a0/0x2a0
[  370.292855]  __alloc_pages_slowpath+0x22d4/0x2d70
[  370.297720]  ? warn_alloc+0x120/0x120
[  370.301515]  ? rcu_softirq_qs+0x20/0x20
[  370.305520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.311048]  ? should_fail+0x22d/0xd01
[  370.314945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.320043]  ? zap_class+0x640/0x640
[  370.323788]  ? __lock_is_held+0xb5/0x140
[  370.327849]  ? mark_held_locks+0x130/0x130
[  370.332074]  ? lock_release+0xa00/0xa00
[  370.336040]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.341506]  ? __might_sleep+0x95/0x190
[  370.345480]  __alloc_pages_nodemask+0xa80/0xde0
[  370.350151]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  370.355162]  ? __page_cache_alloc+0x191/0x5c0
[  370.359653]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.364579]  ? kasan_check_read+0x11/0x20
[  370.368722]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.373995]  ? zap_class+0x640/0x640
[  370.377710]  ? zap_class+0x640/0x640
[  370.381431]  ? zap_class+0x640/0x640
[  370.385145]  ? __do_page_cache_readahead+0x7ce/0x980
[  370.390246]  ? find_held_lock+0x36/0x1c0
[  370.394305]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  370.399842]  alloc_pages_current+0x173/0x350
[  370.404248]  __page_cache_alloc+0x38c/0x5c0
[  370.408565]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.413486]  ? kasan_check_read+0x11/0x20
[  370.417630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.422901]  ? generic_perform_write+0x6a0/0x6a0
[  370.427654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.433191]  ? check_preemption_disabled+0x48/0x280
[  370.438212]  filemap_fault+0x1594/0x25f0
[  370.442279]  ? __lock_page_or_retry+0xa00/0xa00
[  370.446944]  ? mark_held_locks+0x130/0x130
[  370.451173]  ? rcu_softirq_qs+0x20/0x20
[  370.455155]  ? filemap_map_pages+0xe04/0x1990
[  370.459656]  ? __free_object+0x173/0x340
[  370.463716]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  370.468641]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.473738]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  370.478417]  ? debug_object_free+0x32d/0x690
[  370.482818]  ? kasan_check_read+0x11/0x20
[  370.486961]  ? debug_object_destroy+0x2b0/0x2b0
[  370.491644]  ? lock_pi_update_atomic+0x150/0x150
[  370.496393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.501925]  ? __hrtimer_init+0xdb/0x240
[  370.505992]  ? lock_acquire+0x1ed/0x520
[  370.509960]  ? ext4_filemap_fault+0x7a/0xad
[  370.514278]  ? lock_release+0xa00/0xa00
[  370.518259]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.523717]  ? print_usage_bug+0xc0/0xc0
[  370.527777]  ? print_usage_bug+0xc0/0xc0
[  370.531841]  ? down_read+0x8d/0x120
[  370.535462]  ? ext4_filemap_fault+0x7a/0xad
[  370.539777]  ? __down_interruptible+0x700/0x700
[  370.544447]  ext4_filemap_fault+0x82/0xad
[  370.548587]  __do_fault+0x100/0x6b0
[  370.552212]  ? pmd_devmap_trans_unstable+0x220/0x220
[  370.557322]  ? mark_held_locks+0x130/0x130
[  370.561550]  ? mark_held_locks+0x130/0x130
[  370.565777]  ? debug_smp_processor_id+0x1c/0x20
[  370.570438]  ? perf_trace_lock+0x14d/0x7a0
[  370.574671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.580204]  __handle_mm_fault+0x307c/0x5920
[  370.584615]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  370.589449]  ? lock_is_held_type+0x210/0x210
[  370.593869]  ? zap_class+0x640/0x640
[  370.597578]  ? zap_class+0x640/0x640
[  370.601291]  ? __x64_sys_futex+0x53e/0x6a0
[  370.605543]  ? find_held_lock+0x36/0x1c0
[  370.609612]  ? handle_mm_fault+0x42a/0xc70
[  370.613840]  ? lock_downgrade+0x900/0x900
[  370.617979]  ? check_preemption_disabled+0x48/0x280
[  370.623000]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.627934]  ? kasan_check_read+0x11/0x20
[  370.632078]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.637361]  ? rcu_softirq_qs+0x20/0x20
[  370.641346]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.646445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.651972]  ? check_preemption_disabled+0x48/0x280
[  370.657003]  handle_mm_fault+0x54f/0xc70
[  370.661062]  ? __handle_mm_fault+0x5920/0x5920
[  370.665649]  ? find_vma+0x34/0x190
[  370.669189]  __do_page_fault+0x5e8/0xe60
[  370.673242]  ? trace_hardirqs_off+0xb8/0x310
[  370.677645]  ? __ia32_sys_read+0xb0/0xb0
[  370.681712]  do_page_fault+0xf2/0x7e0
[  370.685508]  ? vmalloc_sync_all+0x30/0x30
[  370.689651]  ? error_entry+0x70/0xd0
[  370.693356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.698366]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.703320]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.708244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.713089]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.718100]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.723546]  ? prepare_exit_to_usermode+0x291/0x3b0
[  370.728560]  ? page_fault+0x8/0x30
[  370.732106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.736941]  ? page_fault+0x8/0x30
[  370.740475]  page_fault+0x1e/0x30
[  370.743920] RIP: 0033:0x45ddf3
[  370.747120] Code: Bad RIP value.
[  370.750472] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  370.755823] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  370.763087] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  370.770349] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  370.777626] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  370.784900] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  370.792185] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  370.792189] warn_alloc_show_mem: 1 callbacks suppressed
[  370.792195] Mem-Info:
[  370.799111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.799117] Call Trace:
[  370.804478] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  370.804478]  active_file:13 inactive_file:13 isolated_file:0
[  370.804478]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.804478]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  370.804478]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  370.804478]  free:13753 free_pcp:603 free_cma:0
[  370.806847]  <IRQ>
[  370.816199] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.818769]  dump_stack+0x244/0x39d
[  370.851806] Node 0 
[  370.853952]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.881525] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.885129]  warn_alloc.cold.117+0xb7/0x1bd
[  370.887334] lowmem_reserve[]: 0
[  370.892531]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.917999]  2818
[  370.922308]  ? lock_downgrade+0x900/0x900
[  370.925558]  6321
[  370.930388]  ? trace_hardirqs_off+0xb8/0x310
[  370.932412]  6321
[  370.936568]  ? trace_hardirqs_off+0xb8/0x310
[  370.938605] Node 0 
[  370.943001]  __alloc_pages_slowpath+0x2660/0x2d70
[  370.945056] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  370.949448]  ? warn_alloc+0x120/0x120
[  370.951637] lowmem_reserve[]:
[  370.956468]  ? warn_alloc+0x120/0x120
[  370.983406]  0 0
[  370.987200]  ? print_usage_bug+0xc0/0xc0
[  370.990270]  3503 3503
[  370.994070]  ? warn_alloc+0x120/0x120
[  370.996014] Node 0 
[  371.000072]  ? print_usage_bug+0xc0/0xc0
[  371.002558] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  371.006324]  ? __lock_acquire+0x62f/0x4c20
[  371.008528] lowmem_reserve[]: 0
[  371.012576]  ? __lock_acquire+0x62f/0x4c20
[  371.012593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.041227]  0 0
[  371.045455]  ? should_fail+0x22d/0xd01
[  371.048705]  0
[  371.052924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.058429] Node 0 
[  371.060395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.064246] DMA: 1*4kB 
[  371.066043]  ? __lock_acquire+0x62f/0x4c20
[  371.071293] (U) 
[  371.073516]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.078582] 0*8kB 0*16kB 
[  371.081155]  ? __lock_acquire+0x62f/0x4c20
[  371.081168]  ? should_fail+0x22d/0xd01
[  371.085372] 1*32kB (U) 
[  371.087340]  ? rcu_irq_exit+0x1a2/0x390
[  371.092406] 2*64kB (U) 
[  371.095161]  ? mark_held_locks+0x130/0x130
[  371.099358] 1*128kB (U) 
[  371.103240]  ? mark_held_locks+0x130/0x130
[  371.105797] 1*256kB 
[  371.109770]  ? mark_held_locks+0xc7/0x130
[  371.112329] (U) 
[  371.116570]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  371.119210] 0*512kB 1*1024kB 
[  371.123435]  ? zap_class+0x640/0x640
[  371.125728] (U) 
[  371.129859]  ? print_usage_bug+0xc0/0xc0
[  371.131804] 1*2048kB (M) 
[  371.136809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.139880] 3*4096kB (M) 
[  371.143587]  ? check_preemption_disabled+0x48/0x280
[  371.145541] = 15908kB
[  371.149593]  ? __lock_is_held+0xb5/0x140
[  371.152319] Node 0 
[  371.157857]  __alloc_pages_nodemask+0xa80/0xde0
[  371.160579] DMA32: 5*4kB 
[  371.165586]  ? zap_class+0x640/0x640
[  371.167986] (UM) 
[  371.172031]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  371.174245] 1*8kB (H) 
[  371.178913]  ? find_held_lock+0x36/0x1c0
[  371.181634] 2*16kB (M) 
[  371.185364]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.187390] 3*32kB (M) 
[  371.192400]  ? lock_downgrade+0x900/0x900
[  371.194864] 3*64kB (MH) 
[  371.198923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.201473] 4*128kB (M) 
[  371.206142]  cache_grow_begin+0xa5/0x8c0
[  371.208691] 5*256kB (UMH) 
[  371.212828]  ? do_raw_spin_unlock+0xa7/0x330
[  371.215464] 5*512kB (UMH) 
[  371.220995]  fallback_alloc+0x204/0x2e0
[  371.223628] 4*1024kB (UMH) 
[  371.227690]  ____cache_alloc_node+0x1c7/0x1e0
[  371.230497] 2*2048kB (UM) 
[  371.234898]  kmem_cache_alloc_node+0xe3/0x730
[  371.237713] 3*4096kB 
[  371.241673]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.244597] (M) 
[  371.249084]  __alloc_skb+0x119/0x770
[  371.251889] = 25180kB
[  371.251895] Node 0 
[  371.256377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.258750] Normal: 1917*4kB 
[  371.262976]  ? netdev_alloc_frag+0x1f0/0x1f0
[  371.264921] (UME) 
[  371.268617]  ? lock_downgrade+0x900/0x900
[  371.270993] 392*8kB (UME) 
[  371.273236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.278487] 105*16kB 
[  371.281578]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.285955] (UME) 
[  371.288098]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.292211] 43*32kB (UM) 
[  371.295057]  ? addrconf_rs_timer+0x690/0x690
[  371.300564] 1*64kB 
[  371.302970]  ndisc_alloc_skb+0x144/0x340
[  371.308379] (U) 0*128kB 
[  371.310526]  ndisc_send_rs+0x331/0x6e0
[  371.315945] 0*256kB 0*512kB 
[  371.318701]  addrconf_rs_timer+0x314/0x690
[  371.323079] 0*1024kB 
[  371.325299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.329323] 0*2048kB 0*4096kB 
[  371.331997]  call_timer_fn+0x272/0x920
[  371.335859] = 13924kB
[  371.338862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.343071] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  371.345463]  ? process_timeout+0x40/0x40
[  371.349677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.352855]  ? __run_timers+0x7da/0xc70
[  371.356708] 7036 total pagecache pages
[  371.359105]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.363317] 0 pages in swap cache
[  371.372128]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.376161] Swap cache stats: add 0, delete 0, find 0/0
[  371.384717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.388668] Free swap  = 0kB
[  371.392559]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.397030] Total swap = 0kB
[  371.400473]  ? trace_hardirqs_on+0xbd/0x310
[  371.404940] 1965979 pages RAM
[  371.410291]  ? kasan_check_read+0x11/0x20
[  371.414493] 0 pages HighMem/MovableOnly
[  371.417530]  ? __run_timers+0x7da/0xc70
[  371.422095] 342867 pages reserved
[  371.425103]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.429396] 0 pages cma reserved
[  371.432487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.436664] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.440568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.444786] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.447975]  __run_timers+0x7e5/0xc70
[  371.453047] syz-fuzzer cpuset=
[  371.456403]  ? timer_fixup_init+0x70/0x70
[  371.460601] /
[  371.467101]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.471305]  mems_allowed=0
[  371.481510]  ? zap_class+0x640/0x640
[  371.505893]  ? enqueue_hrtimer+0x1a5/0x560
[  371.510121]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.515839]  ? find_held_lock+0x36/0x1c0
[  371.519896]  ? zap_class+0x640/0x640
[  371.523609]  ? pvclock_read_flags+0x160/0x160
[  371.528123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.533666]  ? check_preemption_disabled+0x48/0x280
[  371.538685]  ? __lock_is_held+0xb5/0x140
[  371.542740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.548272]  ? check_preemption_disabled+0x48/0x280
[  371.553285]  run_timer_softirq+0x52/0xb0
[  371.557339]  ? rcu_read_lock_sched_held+0x14f/0x180
[  371.562348]  __do_softirq+0x308/0xb7e
[  371.566146]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  371.570632]  ? lock_downgrade+0x900/0x900
[  371.574775]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  371.579881]  ? pvclock_read_flags+0x160/0x160
[  371.584375]  ? lapic_next_event+0x5a/0x90
[  371.588521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.594187]  ? kvm_clock_read+0x18/0x30
[  371.598153]  ? kvm_sched_clock_read+0x9/0x20
[  371.602557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.608088]  ? check_preemption_disabled+0x48/0x280
[  371.613107]  irq_exit+0x17f/0x1c0
[  371.616574]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.621409]  ? smp_reschedule_interrupt+0x109/0x650
[  371.626417]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.632300]  ? interrupt_entry+0xb5/0xc0
[  371.636359]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.641365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.646374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.651208]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.656216]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.661232]  ? task_prio+0x50/0x50
[  371.664771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.670301]  ? check_preemption_disabled+0x48/0x280
[  371.675316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.680432]  apic_timer_interrupt+0xf/0x20
[  371.684652]  </IRQ>
[  371.686882] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  371.691809] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  371.710701] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  371.718421] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.725691] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  371.732952] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  371.740211] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  371.747488] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  371.754780]  skb_clone+0x1bb/0x500
[  371.758314]  ? finish_task_switch+0x2f4/0x910
[  371.762806]  ? skb_split+0x11e0/0x11e0
[  371.766686]  ? preempt_notifier_register+0x200/0x200
[  371.771780]  ? __switch_to_asm+0x34/0x70
[  371.775849]  ? __switch_to_asm+0x34/0x70
[  371.779917]  ? __switch_to_asm+0x40/0x70
[  371.783966]  ? __switch_to_asm+0x34/0x70
[  371.788030]  ? __switch_to_asm+0x40/0x70
[  371.792082]  ? __switch_to_asm+0x34/0x70
[  371.796150]  ? __switch_to_asm+0x40/0x70
[  371.800213]  ? __switch_to_asm+0x34/0x70
[  371.804265]  ? __switch_to_asm+0x34/0x70
[  371.808319]  ? __switch_to_asm+0x40/0x70
[  371.812375]  ? __switch_to_asm+0x34/0x70
[  371.816434]  bpf_clone_redirect+0xb9/0x490
[  371.820662]  ? __schedule+0x8d7/0x21d0
[  371.824547]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  371.829556]  ? __sched_text_start+0x8/0x8
[  371.833727]  ? find_held_lock+0x36/0x1c0
[  371.837788]  ? lock_acquire+0x1ed/0x520
[  371.841759]  ? bpf_test_run+0x3cb/0x780
[  371.845743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.851275]  ? check_preemption_disabled+0x48/0x280
[  371.856294]  ? kasan_check_read+0x11/0x20
[  371.860440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.865720]  ? rcu_softirq_qs+0x20/0x20
[  371.869687]  ? preempt_schedule+0x4d/0x60
[  371.873829]  ? ___preempt_schedule+0x16/0x18
[  371.878236]  ? bpf_test_run+0x25d/0x780
[  371.882213]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.886617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.892163]  ? bpf_test_init.isra.10+0x70/0x100
[  371.896833]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  371.901595]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.906432]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.911963]  ? fput+0x130/0x1a0
[  371.915423]  ? __bpf_prog_get+0x9b/0x290
[  371.919478]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.924313]  ? bpf_prog_test_run+0x130/0x1a0
[  371.928718]  ? __x64_sys_bpf+0x3d8/0x520
[  371.932770]  ? bpf_prog_get+0x20/0x20
[  371.936580]  ? do_syscall_64+0x1b9/0x820
[  371.940639]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.946017]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.950942]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.955953]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.961004]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  371.967682]  ? __switch_to_asm+0x40/0x70
[  371.971740]  ? __switch_to_asm+0x34/0x70
[  371.975828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.980676]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.986049] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  371.986118] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.992624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.992629] Call Trace:
[  371.992634]  <IRQ>
[  371.992649]  dump_stack+0x244/0x39d
[  371.992666]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.999198] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.008476]  warn_alloc.cold.117+0xb7/0x1bd
[  372.011026] syz-executor0 cpuset=
[  372.013165]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.016758] syz0
[  372.021931]  ? lock_downgrade+0x900/0x900
[  372.032386]  mems_allowed=0
[  372.036698]  ? trace_hardirqs_off+0xb8/0x310
[  372.058364]  ? trace_hardirqs_off+0xb8/0x310
[  372.062778]  __alloc_pages_slowpath+0x2660/0x2d70
[  372.067637]  ? warn_alloc+0x120/0x120
[  372.071438]  ? find_held_lock+0x36/0x1c0
[  372.075497]  ? warn_alloc+0x120/0x120
[  372.079297]  ? print_usage_bug+0xc0/0xc0
[  372.083354]  ? warn_alloc+0x120/0x120
[  372.087151]  ? print_usage_bug+0xc0/0xc0
[  372.091204]  ? check_preemption_disabled+0x48/0x280
[  372.096220]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.101141]  ? kasan_check_read+0x11/0x20
[  372.105285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.110815]  ? should_fail+0x22d/0xd01
[  372.114698]  ? rcu_softirq_qs+0x20/0x20
[  372.118681]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.123777]  ? __lock_acquire+0x62f/0x4c20
[  372.128010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.133109]  ? __lock_acquire+0x62f/0x4c20
[  372.137343]  ? should_fail+0x22d/0xd01
[  372.141236]  ? mark_held_locks+0x130/0x130
[  372.145469]  ? mark_held_locks+0x130/0x130
[  372.149705]  ? account_entity_enqueue+0x3a3/0x660
[  372.154544]  ? zap_class+0x640/0x640
[  372.158253]  ? print_usage_bug+0xc0/0xc0
[  372.162310]  ? rcu_softirq_qs+0x20/0x20
[  372.166282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.171813]  ? check_preemption_disabled+0x48/0x280
[  372.176830]  ? __lock_is_held+0xb5/0x140
[  372.180894]  __alloc_pages_nodemask+0xa80/0xde0
[  372.185571]  ? zap_class+0x640/0x640
[  372.189283]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  372.194304]  ? find_held_lock+0x36/0x1c0
[  372.198367]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.203030]  ? lock_downgrade+0x900/0x900
[  372.207176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.212712]  cache_grow_begin+0xa5/0x8c0
[  372.216764]  ? do_raw_spin_unlock+0xa7/0x330
[  372.221180]  fallback_alloc+0x204/0x2e0
[  372.225183]  ____cache_alloc_node+0x1c7/0x1e0
[  372.229675]  kmem_cache_alloc_node+0xe3/0x730
[  372.234165]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.238401]  __alloc_skb+0x119/0x770
[  372.242107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.247381]  ? netdev_alloc_frag+0x1f0/0x1f0
[  372.251783]  ? lock_downgrade+0x900/0x900
[  372.255946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.261499]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.267037]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.272486]  ? addrconf_rs_timer+0x690/0x690
[  372.276901]  ndisc_alloc_skb+0x144/0x340
[  372.280974]  ndisc_send_rs+0x331/0x6e0
[  372.284860]  addrconf_rs_timer+0x314/0x690
[  372.289093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.293332]  call_timer_fn+0x272/0x920
[  372.297210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.301466]  ? process_timeout+0x40/0x40
[  372.305526]  ? mark_held_locks+0xc7/0x130
[  372.309688]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.314178]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.318665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.322893]  ? lockdep_hardirqs_on+0x296/0x5b0
[  372.327482]  ? trace_hardirqs_on+0xbd/0x310
[  372.331792]  ? kasan_check_read+0x11/0x20
[  372.335937]  ? __run_timers+0x7da/0xc70
[  372.339909]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.345016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.349241]  __run_timers+0x7e5/0xc70
[  372.353039]  ? rcu_irq_exit+0x1a2/0x390
[  372.357022]  ? timer_fixup_init+0x70/0x70
[  372.361163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.366699]  ? check_preemption_disabled+0x48/0x280
[  372.371733]  ? mark_held_locks+0xc7/0x130
[  372.375873]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  372.380896]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.385648]  ? retint_kernel+0x2d/0x2d
[  372.389529]  ? trace_hardirqs_on_caller+0xc0/0x310
[  372.394462]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.399226]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.404671]  ? zap_class+0x640/0x640
[  372.408401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.413931]  ? check_preemption_disabled+0x48/0x280
[  372.418961]  ? __lock_is_held+0xb5/0x140
[  372.423018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.428546]  ? check_preemption_disabled+0x48/0x280
[  372.433556]  run_timer_softirq+0x52/0xb0
[  372.437626]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.442636]  __do_softirq+0x308/0xb7e
[  372.446432]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.450953]  ? lock_downgrade+0x900/0x900
[  372.455103]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.460205]  ? pvclock_read_flags+0x160/0x160
[  372.464696]  ? lapic_next_event+0x5a/0x90
[  372.468840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.474372]  ? kvm_clock_read+0x18/0x30
[  372.478341]  ? kvm_sched_clock_read+0x9/0x20
[  372.482747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.488278]  ? check_preemption_disabled+0x48/0x280
[  372.493299]  irq_exit+0x17f/0x1c0
[  372.496745]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.501596]  ? smp_reschedule_interrupt+0x109/0x650
[  372.506606]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.512499]  ? interrupt_entry+0xb5/0xc0
[  372.516558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.521584]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.526594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.531430]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.536459]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.541472]  ? task_prio+0x50/0x50
[  372.545010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.550557]  ? check_preemption_disabled+0x48/0x280
[  372.555574]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.560417]  apic_timer_interrupt+0xf/0x20
[  372.564646]  </IRQ>
[  372.566879] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  372.572077] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  372.590977] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  372.598680] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  372.605957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  372.613227] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  372.620488] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  372.627750] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  372.635038]  retint_kernel+0x1b/0x2d
[  372.638744] RIP: 0010:dump_stack+0x358/0x39d
[  372.643145] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  372.662036] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  372.669739] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  372.677000] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  372.684262] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  372.691521] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  372.698784] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  372.706059]  ? dump_stack+0x34f/0x39d
[  372.709863]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.715054]  dump_header+0x27b/0xf72
[  372.718768]  ? mark_held_locks+0x130/0x130
[  372.722998]  ? pagefault_out_of_memory+0x197/0x197
[  372.727933]  ? __lock_acquire+0x62f/0x4c20
[  372.732160]  ? zap_class+0x640/0x640
[  372.735870]  ? percpu_ref_get_many+0x240/0x240
[  372.740450]  ? print_usage_bug+0xc0/0xc0
[  372.744510]  ? print_usage_bug+0xc0/0xc0
[  372.748571]  ? zap_class+0x640/0x640
[  372.752278]  ? print_usage_bug+0xc0/0xc0
[  372.756333]  ? print_usage_bug+0xc0/0xc0
[  372.760396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.765938]  ? find_held_lock+0x36/0x1c0
[  372.770002]  ? mark_held_locks+0xc7/0x130
[  372.774150]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.779251]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.784350]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  372.788932]  ? trace_hardirqs_on+0xbd/0x310
[  372.793249]  ? kasan_check_read+0x11/0x20
[  372.797388]  ? ___ratelimit+0x3b4/0x672
[  372.801356]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.806470]  ? trace_hardirqs_on+0x310/0x310
[  372.810872]  ? lock_downgrade+0x900/0x900
[  372.815021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.820120]  ? ___ratelimit+0x3b9/0x672
[  372.824093]  ? idr_get_free+0xec0/0xec0
[  372.828059]  ? find_held_lock+0x36/0x1c0
[  372.832146]  oom_kill_process.cold.27+0x10/0x903
[  372.836896]  ? zap_class+0x640/0x640
[  372.840616]  ? check_preemption_disabled+0x48/0x280
[  372.845628]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.850551]  ? kasan_check_read+0x11/0x20
[  372.854695]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.859966]  ? oom_evaluate_task+0x540/0x540
[  372.864372]  ? find_held_lock+0x36/0x1c0
[  372.868440]  ? out_of_memory+0x974/0x1430
[  372.872585]  ? lock_downgrade+0x900/0x900
[  372.876727]  ? check_preemption_disabled+0x48/0x280
[  372.881743]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.886669]  ? kasan_check_read+0x11/0x20
[  372.890815]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.896087]  ? rcu_softirq_qs+0x20/0x20
[  372.900058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.905589]  ? oom_evaluate_task+0x302/0x540
[  372.909999]  out_of_memory+0xa84/0x1430
[  372.913974]  ? oom_killer_disable+0x3a0/0x3a0
[  372.918467]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  372.923394]  ? __mutex_add_waiter+0x2a0/0x2a0
[  372.927908]  __alloc_pages_slowpath+0x22d4/0x2d70
[  372.932769]  ? warn_alloc+0x120/0x120
[  372.936562]  ? rcu_softirq_qs+0x20/0x20
[  372.940572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.946116]  ? should_fail+0x22d/0xd01
[  372.950003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.955103]  ? zap_class+0x640/0x640
[  372.958834]  ? __lock_is_held+0xb5/0x140
[  372.962895]  ? mark_held_locks+0x130/0x130
[  372.967141]  ? lock_release+0xa00/0xa00
[  372.971111]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.976565]  ? __might_sleep+0x95/0x190
[  372.980652]  __alloc_pages_nodemask+0xa80/0xde0
[  372.985325]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  372.990348]  ? __page_cache_alloc+0x191/0x5c0
[  372.994834]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.999776]  ? kasan_check_read+0x11/0x20
[  373.003948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.009227]  ? zap_class+0x640/0x640
[  373.012946]  ? zap_class+0x640/0x640
[  373.016657]  ? zap_class+0x640/0x640
[  373.020362]  ? __do_page_cache_readahead+0x7ce/0x980
[  373.025462]  ? find_held_lock+0x36/0x1c0
[  373.029523]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  373.035059]  alloc_pages_current+0x173/0x350
[  373.039473]  __page_cache_alloc+0x38c/0x5c0
[  373.043792]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.048715]  ? kasan_check_read+0x11/0x20
[  373.052862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.058140]  ? generic_perform_write+0x6a0/0x6a0
[  373.062897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.068429]  ? check_preemption_disabled+0x48/0x280
[  373.073468]  filemap_fault+0x1594/0x25f0
[  373.077537]  ? __lock_page_or_retry+0xa00/0xa00
[  373.082205]  ? mark_held_locks+0x130/0x130
[  373.086435]  ? rcu_softirq_qs+0x20/0x20
[  373.090436]  ? filemap_map_pages+0xe04/0x1990
[  373.094940]  ? __free_object+0x173/0x340
[  373.098999]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  373.103926]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.109022]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  373.113692]  ? debug_object_free+0x32d/0x690
[  373.118097]  ? kasan_check_read+0x11/0x20
[  373.122241]  ? debug_object_destroy+0x2b0/0x2b0
[  373.126911]  ? lock_pi_update_atomic+0x150/0x150
[  373.131679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.137225]  ? __hrtimer_init+0xdb/0x240
[  373.141297]  ? lock_acquire+0x1ed/0x520
[  373.145288]  ? ext4_filemap_fault+0x7a/0xad
[  373.149612]  ? lock_release+0xa00/0xa00
[  373.153576]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.159023]  ? print_usage_bug+0xc0/0xc0
[  373.163079]  ? print_usage_bug+0xc0/0xc0
[  373.167144]  ? down_read+0x8d/0x120
[  373.170763]  ? ext4_filemap_fault+0x7a/0xad
[  373.175089]  ? __down_interruptible+0x700/0x700
[  373.179760]  ext4_filemap_fault+0x82/0xad
[  373.183913]  __do_fault+0x100/0x6b0
[  373.187543]  ? pmd_devmap_trans_unstable+0x220/0x220
[  373.192648]  ? mark_held_locks+0x130/0x130
[  373.196890]  ? mark_held_locks+0x130/0x130
[  373.201120]  ? debug_smp_processor_id+0x1c/0x20
[  373.205782]  ? perf_trace_lock+0x14d/0x7a0
[  373.210017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.215552]  __handle_mm_fault+0x307c/0x5920
[  373.219967]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  373.224810]  ? lock_is_held_type+0x210/0x210
[  373.229243]  ? zap_class+0x640/0x640
[  373.232949]  ? zap_class+0x640/0x640
[  373.236665]  ? __x64_sys_futex+0x53e/0x6a0
[  373.240908]  ? find_held_lock+0x36/0x1c0
[  373.244974]  ? handle_mm_fault+0x42a/0xc70
[  373.249212]  ? lock_downgrade+0x900/0x900
[  373.253351]  ? check_preemption_disabled+0x48/0x280
[  373.258368]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.263295]  ? kasan_check_read+0x11/0x20
[  373.267440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.272713]  ? rcu_softirq_qs+0x20/0x20
[  373.276684]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.281780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.287311]  ? check_preemption_disabled+0x48/0x280
[  373.292329]  handle_mm_fault+0x54f/0xc70
[  373.296413]  ? __handle_mm_fault+0x5920/0x5920
[  373.300997]  ? find_vma+0x34/0x190
[  373.304537]  __do_page_fault+0x5e8/0xe60
[  373.308592]  ? trace_hardirqs_off+0xb8/0x310
[  373.312996]  ? __ia32_sys_read+0xb0/0xb0
[  373.317060]  do_page_fault+0xf2/0x7e0
[  373.320860]  ? vmalloc_sync_all+0x30/0x30
[  373.325012]  ? error_entry+0x70/0xd0
[  373.328720]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.333730]  ? trace_hardirqs_on_caller+0xc0/0x310
[  373.338652]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.343576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.348499]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.353505]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.358951]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.363958]  ? page_fault+0x8/0x30
[  373.367492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.372329]  ? page_fault+0x8/0x30
[  373.375888]  page_fault+0x1e/0x30
[  373.379338] RIP: 0033:0x45ddf3
[  373.382540] Code: Bad RIP value.
[  373.385906] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  373.391265] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  373.398528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  373.405787] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  373.413047] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  373.420307] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  373.427584] warn_alloc_show_mem: 1 callbacks suppressed
[  373.427593] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  373.427595] Mem-Info:
[  373.427623] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  373.427623]  active_file:13 inactive_file:13 isolated_file:0
[  373.427623]  unevictable:0 dirty:0 writeback:0 unstable:0
[  373.427623]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  373.427623]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  373.427623]  free:13753 free_pcp:603 free_cma:0
[  373.432956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.432963] Call Trace:
[  373.439907] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  373.442293]  <IRQ>
[  373.475319] Node 0 
[  373.484661]  dump_stack+0x244/0x39d
[  373.487239] 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
[  373.515333]  ? dump_stack_print_info.cold.1+0x20/0x20
[  373.517456] lowmem_reserve[]:
[  373.519689]  warn_alloc.cold.117+0xb7/0x1bd
[  373.523277]  0
[  373.548763]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.553923]  2818
[  373.557032]  ? lock_downgrade+0x900/0x900
[  373.561317]  6321 6321
[  373.563120]  ? trace_hardirqs_off+0xb8/0x310
[  373.569997]  ? trace_hardirqs_off+0xb8/0x310
[  373.574116] Node 0 
[  373.576608]  __alloc_pages_slowpath+0x2660/0x2d70
[  373.581002] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  373.585400]  ? warn_alloc+0x120/0x120
[  373.587585] lowmem_reserve[]: 0
[  373.592423]  ? warn_alloc+0x120/0x120
[  373.619455]  0
[  373.623241]  ? print_usage_bug+0xc0/0xc0
[  373.626485]  3503 3503
[  373.630276]  ? warn_alloc+0x120/0x120
[  373.632052] Node 0 
[  373.636096]  ? print_usage_bug+0xc0/0xc0
[  373.638589] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  373.642350]  ? __lock_acquire+0x62f/0x4c20
[  373.644577] lowmem_reserve[]:
[  373.648638]  ? __lock_acquire+0x62f/0x4c20
[  373.677138]  0 0
[  373.681578]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.684665]  0
[  373.688885]  ? should_fail+0x22d/0xd01
[  373.690827]  0
[  373.696361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.696376]  ? __lock_acquire+0x62f/0x4c20
[  373.698152] Node 0 
[  373.702025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.703794] DMA: 1*4kB 
[  373.708891]  ? __lock_acquire+0x62f/0x4c20
[  373.713092] (U) 
[  373.715309]  ? should_fail+0x22d/0xd01
[  373.715323]  ? find_held_lock+0x36/0x1c0
[  373.720393] 0*8kB 0*16kB 
[  373.722975]  ? mark_held_locks+0x130/0x130
[  373.727172] 1*32kB (U) 
[  373.729138]  ? mark_held_locks+0x130/0x130
[  373.732990] 2*64kB (U) 
[  373.737123]  ? zap_class+0x640/0x640
[  373.739884] 1*128kB 
[  373.744118]  ? zap_class+0x640/0x640
[  373.746673] (U) 
[  373.750892]  ? print_usage_bug+0xc0/0xc0
[  373.753441] 1*256kB (U) 
[  373.757154]  ? do_raw_spin_unlock+0xa7/0x330
[  373.759444] 0*512kB 1*1024kB 
[  373.763149]  ? zap_class+0x640/0x640
[  373.765096] (U) 
[  373.769145]  ? print_usage_bug+0xc0/0xc0
[  373.771782] 1*2048kB (M) 
[  373.776181]  ? wq_watchdog_touch+0x9c/0xfe
[  373.779257] 3*4096kB (M) 
[  373.782962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.784908] = 15908kB
[  373.788956]  ? check_preemption_disabled+0x48/0x280
[  373.791683] Node 0 
[  373.795908]  ? __lock_is_held+0xb5/0x140
[  373.798636] DMA32: 5*4kB 
[  373.804170]  __alloc_pages_nodemask+0xa80/0xde0
[  373.806545] (UM) 1*8kB 
[  373.811552]  ? zap_class+0x640/0x640
[  373.813757] (H) 2*16kB 
[  373.817812]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  373.820534] (M) 3*32kB 
[  373.825203]  ? find_held_lock+0x36/0x1c0
[  373.827745] (M) 3*64kB 
[  373.831458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.834010] (MH) 
[  373.839010]  ? lock_downgrade+0x900/0x900
[  373.841559] 4*128kB (M) 
[  373.845617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.848167] 5*256kB (UMH) 
[  373.852833]  cache_grow_begin+0xa5/0x8c0
[  373.854866] 5*512kB 
[  373.858997]  ? do_raw_spin_unlock+0xa7/0x330
[  373.861638] (UMH) 
[  373.867162]  fallback_alloc+0x204/0x2e0
[  373.869974] 4*1024kB 
[  373.874020]  ____cache_alloc_node+0x1c7/0x1e0
[  373.876313] (UMH) 
[  373.880709]  kmem_cache_alloc_node+0xe3/0x730
[  373.882837] 2*2048kB (UM) 
[  373.886803]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.889178] 3*4096kB (M) 
[  373.893674]  __alloc_skb+0x119/0x770
[  373.895784] = 25180kB
[  373.895791] Node 0 
[  373.900273]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.903084] Normal: 1917*4kB 
[  373.907312]  ? netdev_alloc_frag+0x1f0/0x1f0
[  373.910042] (UME) 
[  373.913742]  ? lock_downgrade+0x900/0x900
[  373.916127] 392*8kB 
[  373.918367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.923610] (UME) 
[  373.926704]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.931076] 105*16kB (UME) 
[  373.933224]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.937342] 43*32kB (UM) 
[  373.939658]  ? addrconf_rs_timer+0x690/0x690
[  373.945164] 1*64kB (U) 
[  373.947331]  ndisc_alloc_skb+0x144/0x340
[  373.952740] 0*128kB 0*256kB 
[  373.955667]  ndisc_send_rs+0x331/0x6e0
[  373.961082] 0*512kB 0*1024kB 
[  373.963846]  addrconf_rs_timer+0x314/0x690
[  373.968214] 0*2048kB 0*4096kB 
[  373.970790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.974822] = 13924kB
[  373.974839] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.977853]  call_timer_fn+0x272/0x920
[  373.981713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.984795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.989002] 7036 total pagecache pages
[  373.992181]  ? process_timeout+0x40/0x40
[  373.996391] 0 pages in swap cache
[  373.998797]  ? __run_timers+0x7da/0xc70
[  374.007608] Swap cache stats: add 0, delete 0, find 0/0
[  374.011489]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.020030] Free swap  = 0kB
[  374.024247]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.028105] Total swap = 0kB
[  374.032148]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.035574] 1965979 pages RAM
[  374.039533]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.044867] 0 pages HighMem/MovableOnly
[  374.049364]  ? trace_hardirqs_on+0xbd/0x310
[  374.052347] 342867 pages reserved
[  374.052354] 0 pages cma reserved
[  374.056849]  ? kasan_check_read+0x11/0x20
[  374.059930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.064068]  ? __run_timers+0x7da/0xc70
[  374.064082]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.064099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.067227] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.071741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.075682] syz-fuzzer cpuset=
[  374.079985]  __run_timers+0x7e5/0xc70
[  374.083409] /
[  374.086772]  ? timer_fixup_init+0x70/0x70
[  374.090889]  mems_allowed=0
[  374.097378]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.145751]  ? zap_class+0x640/0x640
[  374.149460]  ? enqueue_hrtimer+0x1a5/0x560
[  374.153692]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.158888]  ? find_held_lock+0x36/0x1c0
[  374.162946]  ? zap_class+0x640/0x640
[  374.166659]  ? pvclock_read_flags+0x160/0x160
[  374.171152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.176690]  ? check_preemption_disabled+0x48/0x280
[  374.181707]  ? __lock_is_held+0xb5/0x140
[  374.185787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.191330]  ? check_preemption_disabled+0x48/0x280
[  374.196368]  run_timer_softirq+0x52/0xb0
[  374.200421]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.205430]  __do_softirq+0x308/0xb7e
[  374.209231]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.213721]  ? lock_downgrade+0x900/0x900
[  374.217872]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.222976]  ? pvclock_read_flags+0x160/0x160
[  374.227463]  ? lapic_next_event+0x5a/0x90
[  374.231612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.237234]  ? kvm_clock_read+0x18/0x30
[  374.241204]  ? kvm_sched_clock_read+0x9/0x20
[  374.245625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.251156]  ? check_preemption_disabled+0x48/0x280
[  374.256176]  irq_exit+0x17f/0x1c0
[  374.259621]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.264454]  ? smp_reschedule_interrupt+0x109/0x650
[  374.269464]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.275343]  ? interrupt_entry+0xb5/0xc0
[  374.279407]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.284416]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.289427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.294262]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.299274]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.304285]  ? task_prio+0x50/0x50
[  374.307829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.313361]  ? check_preemption_disabled+0x48/0x280
[  374.318372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.323216]  apic_timer_interrupt+0xf/0x20
[  374.327461]  </IRQ>
[  374.329695] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  374.334618] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  374.353508] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  374.361212] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  374.368475] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  374.375737] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  374.382999] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  374.390258] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  374.397566]  skb_clone+0x1bb/0x500
[  374.401099]  ? finish_task_switch+0x2f4/0x910
[  374.405586]  ? skb_split+0x11e0/0x11e0
[  374.409470]  ? preempt_notifier_register+0x200/0x200
[  374.414568]  ? __switch_to_asm+0x34/0x70
[  374.418621]  ? __switch_to_asm+0x34/0x70
[  374.422675]  ? __switch_to_asm+0x40/0x70
[  374.426728]  ? __switch_to_asm+0x34/0x70
[  374.430792]  ? __switch_to_asm+0x40/0x70
[  374.434848]  ? __switch_to_asm+0x34/0x70
[  374.438907]  ? __switch_to_asm+0x40/0x70
[  374.442963]  ? __switch_to_asm+0x34/0x70
[  374.447022]  ? __switch_to_asm+0x34/0x70
[  374.451076]  ? __switch_to_asm+0x40/0x70
[  374.455131]  ? __switch_to_asm+0x34/0x70
[  374.459189]  bpf_clone_redirect+0xb9/0x490
[  374.463420]  ? __schedule+0x8d7/0x21d0
[  374.467304]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  374.472312]  ? __sched_text_start+0x8/0x8
[  374.476464]  ? find_held_lock+0x36/0x1c0
[  374.480528]  ? lock_acquire+0x1ed/0x520
[  374.484494]  ? bpf_test_run+0x3cb/0x780
[  374.488459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.493989]  ? check_preemption_disabled+0x48/0x280
[  374.499001]  ? kasan_check_read+0x11/0x20
[  374.503171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.508443]  ? rcu_softirq_qs+0x20/0x20
[  374.512416]  ? preempt_schedule+0x4d/0x60
[  374.516558]  ? ___preempt_schedule+0x16/0x18
[  374.520970]  ? bpf_test_run+0x25d/0x780
[  374.524950]  ? netlink_diag_dump+0x2a0/0x2a0
[  374.529355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.534905]  ? bpf_test_init.isra.10+0x70/0x100
[  374.539592]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  374.544351]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  374.549193]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  374.554722]  ? fput+0x130/0x1a0
[  374.558008]  ? __bpf_prog_get+0x9b/0x290
[  374.562068]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  374.566906]  ? bpf_prog_test_run+0x130/0x1a0
[  374.571324]  ? __x64_sys_bpf+0x3d8/0x520
[  374.575378]  ? bpf_prog_get+0x20/0x20
[  374.579190]  ? do_syscall_64+0x1b9/0x820
[  374.583249]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  374.588606]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.593535]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.598574]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  374.603586]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  374.610250]  ? __switch_to_asm+0x40/0x70
[  374.614307]  ? __switch_to_asm+0x34/0x70
[  374.618370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.623214]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  374.628591] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  374.628669] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.635164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.635169] Call Trace:
[  374.635174]  <IRQ>
[  374.635206]  dump_stack+0x244/0x39d
[  374.635225]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.641735] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.651037]  warn_alloc.cold.117+0xb7/0x1bd
[  374.653588] syz-executor0 cpuset=
[  374.655725]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.659322] syz0
[  374.664500]  ? lock_downgrade+0x900/0x900
[  374.674956]  mems_allowed=0
[  374.679299]  ? trace_hardirqs_off+0xb8/0x310
[  374.700932]  ? trace_hardirqs_off+0xb8/0x310
[  374.705341]  __alloc_pages_slowpath+0x2660/0x2d70
[  374.710216]  ? warn_alloc+0x120/0x120
[  374.714034]  ? warn_alloc+0x120/0x120
[  374.717832]  ? print_usage_bug+0xc0/0xc0
[  374.721888]  ? warn_alloc+0x120/0x120
[  374.725689]  ? print_usage_bug+0xc0/0xc0
[  374.729741]  ? __lock_acquire+0x62f/0x4c20
[  374.733972]  ? __lock_acquire+0x62f/0x4c20
[  374.738202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.743732]  ? should_fail+0x22d/0xd01
[  374.747623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.752722]  ? __lock_acquire+0x62f/0x4c20
[  374.756957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.762055]  ? __lock_acquire+0x62f/0x4c20
[  374.766285]  ? should_fail+0x22d/0xd01
[  374.770166]  ? find_held_lock+0x36/0x1c0
[  374.774225]  ? mark_held_locks+0x130/0x130
[  374.778462]  ? mark_held_locks+0x130/0x130
[  374.782686]  ? zap_class+0x640/0x640
[  374.786400]  ? zap_class+0x640/0x640
[  374.790111]  ? print_usage_bug+0xc0/0xc0
[  374.794161]  ? do_raw_spin_unlock+0xa7/0x330
[  374.798572]  ? zap_class+0x640/0x640
[  374.802283]  ? print_usage_bug+0xc0/0xc0
[  374.806348]  ? wq_watchdog_touch+0x9c/0xfe
[  374.810580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.816110]  ? check_preemption_disabled+0x48/0x280
[  374.821138]  ? __lock_is_held+0xb5/0x140
[  374.825230]  __alloc_pages_nodemask+0xa80/0xde0
[  374.829901]  ? zap_class+0x640/0x640
[  374.833626]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  374.838646]  ? find_held_lock+0x36/0x1c0
[  374.842720]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.847403]  ? lock_downgrade+0x900/0x900
[  374.851553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.857087]  cache_grow_begin+0xa5/0x8c0
[  374.861141]  ? do_raw_spin_unlock+0xa7/0x330
[  374.865566]  fallback_alloc+0x204/0x2e0
[  374.869549]  ____cache_alloc_node+0x1c7/0x1e0
[  374.874061]  kmem_cache_alloc_node+0xe3/0x730
[  374.878552]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.882789]  __alloc_skb+0x119/0x770
[  374.886497]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.891780]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.896180]  ? lock_downgrade+0x900/0x900
[  374.900331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.905869]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.911418]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.916887]  ? addrconf_rs_timer+0x690/0x690
[  374.921301]  ndisc_alloc_skb+0x144/0x340
[  374.925358]  ndisc_send_rs+0x331/0x6e0
[  374.929243]  addrconf_rs_timer+0x314/0x690
[  374.933481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.937721]  call_timer_fn+0x272/0x920
[  374.941627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.945862]  ? process_timeout+0x40/0x40
[  374.949923]  ? mark_held_locks+0xc7/0x130
[  374.954067]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.958556]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.963043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.967273]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.971849]  ? trace_hardirqs_on+0xbd/0x310
[  374.976164]  ? kasan_check_read+0x11/0x20
[  374.980304]  ? __run_timers+0x7da/0xc70
[  374.984272]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.989384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.993620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.997853]  __run_timers+0x7e5/0xc70
[  375.001648]  ? rcu_irq_exit+0x1a2/0x390
[  375.005627]  ? timer_fixup_init+0x70/0x70
[  375.009772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.015307]  ? check_preemption_disabled+0x48/0x280
[  375.020323]  ? mark_held_locks+0xc7/0x130
[  375.024465]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  375.029480]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.034248]  ? retint_kernel+0x2d/0x2d
[  375.038134]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.043060]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.047813]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.053259]  ? zap_class+0x640/0x640
[  375.056971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.062502]  ? check_preemption_disabled+0x48/0x280
[  375.067520]  ? __lock_is_held+0xb5/0x140
[  375.071577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.077106]  ? check_preemption_disabled+0x48/0x280
[  375.082121]  run_timer_softirq+0x52/0xb0
[  375.086178]  ? rcu_read_lock_sched_held+0x14f/0x180
[  375.091199]  __do_softirq+0x308/0xb7e
[  375.095000]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  375.099485]  ? lock_downgrade+0x900/0x900
[  375.103629]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  375.108738]  ? pvclock_read_flags+0x160/0x160
[  375.113229]  ? lapic_next_event+0x5a/0x90
[  375.117380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.122914]  ? kvm_clock_read+0x18/0x30
[  375.126880]  ? kvm_sched_clock_read+0x9/0x20
[  375.131283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.136812]  ? check_preemption_disabled+0x48/0x280
[  375.141834]  irq_exit+0x17f/0x1c0
[  375.145281]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.150118]  ? smp_reschedule_interrupt+0x109/0x650
[  375.155129]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.161010]  ? interrupt_entry+0xb5/0xc0
[  375.165069]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.170085]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.175103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.179945]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.184952]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.189966]  ? task_prio+0x50/0x50
[  375.193502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.199031]  ? check_preemption_disabled+0x48/0x280
[  375.204044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.208887]  apic_timer_interrupt+0xf/0x20
[  375.213111]  </IRQ>
[  375.215342] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  375.220526] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  375.239416] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  375.247123] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  375.254381] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  375.261646] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  375.268920] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  375.276213] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  375.283508]  retint_kernel+0x1b/0x2d
[  375.287214] RIP: 0010:dump_stack+0x358/0x39d
[  375.291618] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  375.310511] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  375.318216] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  375.325480] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  375.332746] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  375.340009] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  375.347272] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  375.354552]  ? dump_stack+0x34f/0x39d
[  375.358357]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.363553]  dump_header+0x27b/0xf72
[  375.367269]  ? mark_held_locks+0x130/0x130
[  375.371512]  ? pagefault_out_of_memory+0x197/0x197
[  375.376438]  ? __lock_acquire+0x62f/0x4c20
[  375.380664]  ? zap_class+0x640/0x640
[  375.384373]  ? percpu_ref_get_many+0x240/0x240
[  375.388952]  ? print_usage_bug+0xc0/0xc0
[  375.393005]  ? print_usage_bug+0xc0/0xc0
[  375.397066]  ? zap_class+0x640/0x640
[  375.400776]  ? print_usage_bug+0xc0/0xc0
[  375.404834]  ? print_usage_bug+0xc0/0xc0
[  375.408894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.414431]  ? find_held_lock+0x36/0x1c0
[  375.418534]  ? mark_held_locks+0xc7/0x130
[  375.422678]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  375.427780]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  375.432891]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  375.437468]  ? trace_hardirqs_on+0xbd/0x310
[  375.441801]  ? kasan_check_read+0x11/0x20
[  375.445948]  ? ___ratelimit+0x3b4/0x672
[  375.449924]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.455023]  ? trace_hardirqs_on+0x310/0x310
[  375.459426]  ? lock_downgrade+0x900/0x900
[  375.463575]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  375.468672]  ? ___ratelimit+0x3b9/0x672
[  375.472656]  ? idr_get_free+0xec0/0xec0
[  375.476644]  ? find_held_lock+0x36/0x1c0
[  375.480737]  oom_kill_process.cold.27+0x10/0x903
[  375.485489]  ? zap_class+0x640/0x640
[  375.489195]  ? check_preemption_disabled+0x48/0x280
[  375.494221]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.499142]  ? kasan_check_read+0x11/0x20
[  375.503284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.508557]  ? oom_evaluate_task+0x540/0x540
[  375.513433]  ? find_held_lock+0x36/0x1c0
[  375.517505]  ? out_of_memory+0x974/0x1430
[  375.521646]  ? lock_downgrade+0x900/0x900
[  375.525788]  ? check_preemption_disabled+0x48/0x280
[  375.530807]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.535734]  ? kasan_check_read+0x11/0x20
[  375.539885]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.545170]  ? rcu_softirq_qs+0x20/0x20
[  375.549154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.554687]  ? oom_evaluate_task+0x302/0x540
[  375.559106]  out_of_memory+0xa84/0x1430
[  375.563088]  ? oom_killer_disable+0x3a0/0x3a0
[  375.567579]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  375.572505]  ? __mutex_add_waiter+0x2a0/0x2a0
[  375.577008]  __alloc_pages_slowpath+0x22d4/0x2d70
[  375.581876]  ? warn_alloc+0x120/0x120
[  375.585670]  ? rcu_softirq_qs+0x20/0x20
[  375.589677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.595218]  ? should_fail+0x22d/0xd01
[  375.599102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.604213]  ? zap_class+0x640/0x640
[  375.607945]  ? __lock_is_held+0xb5/0x140
[  375.612018]  ? mark_held_locks+0x130/0x130
[  375.616249]  ? lock_release+0xa00/0xa00
[  375.620227]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.625681]  ? __might_sleep+0x95/0x190
[  375.629674]  __alloc_pages_nodemask+0xa80/0xde0
[  375.634352]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  375.639368]  ? __page_cache_alloc+0x191/0x5c0
[  375.643860]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.648786]  ? kasan_check_read+0x11/0x20
[  375.652934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.658211]  ? zap_class+0x640/0x640
[  375.661929]  ? zap_class+0x640/0x640
[  375.665634]  ? zap_class+0x640/0x640
[  375.669345]  ? __do_page_cache_readahead+0x7ce/0x980
[  375.674449]  ? find_held_lock+0x36/0x1c0
[  375.678507]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  375.684576]  alloc_pages_current+0x173/0x350
[  375.688987]  __page_cache_alloc+0x38c/0x5c0
[  375.693306]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.698239]  ? kasan_check_read+0x11/0x20
[  375.702399]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.707671]  ? generic_perform_write+0x6a0/0x6a0
[  375.712432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.717982]  ? check_preemption_disabled+0x48/0x280
[  375.723012]  filemap_fault+0x1594/0x25f0
[  375.727079]  ? __lock_page_or_retry+0xa00/0xa00
[  375.731747]  ? mark_held_locks+0x130/0x130
[  375.735979]  ? rcu_softirq_qs+0x20/0x20
[  375.739965]  ? filemap_map_pages+0xe04/0x1990
[  375.744469]  ? __free_object+0x173/0x340
[  375.748526]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  375.753449]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.758548]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  375.763253]  ? debug_object_free+0x32d/0x690
[  375.767655]  ? kasan_check_read+0x11/0x20
[  375.771810]  ? debug_object_destroy+0x2b0/0x2b0
[  375.776478]  ? lock_pi_update_atomic+0x150/0x150
[  375.781235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.786763]  ? __hrtimer_init+0xdb/0x240
[  375.790825]  ? lock_acquire+0x1ed/0x520
[  375.794810]  ? ext4_filemap_fault+0x7a/0xad
[  375.799135]  ? lock_release+0xa00/0xa00
[  375.803102]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.808567]  ? print_usage_bug+0xc0/0xc0
[  375.812628]  ? print_usage_bug+0xc0/0xc0
[  375.816699]  ? down_read+0x8d/0x120
[  375.820317]  ? ext4_filemap_fault+0x7a/0xad
[  375.824634]  ? __down_interruptible+0x700/0x700
[  375.829307]  ext4_filemap_fault+0x82/0xad
[  375.833474]  __do_fault+0x100/0x6b0
[  375.837108]  ? pmd_devmap_trans_unstable+0x220/0x220
[  375.842209]  ? mark_held_locks+0x130/0x130
[  375.846440]  ? mark_held_locks+0x130/0x130
[  375.850678]  ? debug_smp_processor_id+0x1c/0x20
[  375.855341]  ? perf_trace_lock+0x14d/0x7a0
[  375.859576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.865200]  __handle_mm_fault+0x307c/0x5920
[  375.869612]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  375.874451]  ? lock_is_held_type+0x210/0x210
[  375.878872]  ? zap_class+0x640/0x640
[  375.882579]  ? zap_class+0x640/0x640
[  375.886284]  ? __x64_sys_futex+0x53e/0x6a0
[  375.890534]  ? find_held_lock+0x36/0x1c0
[  375.894596]  ? handle_mm_fault+0x42a/0xc70
[  375.898825]  ? lock_downgrade+0x900/0x900
[  375.902969]  ? check_preemption_disabled+0x48/0x280
[  375.907985]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.912912]  ? kasan_check_read+0x11/0x20
[  375.917059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.922330]  ? rcu_softirq_qs+0x20/0x20
[  375.926296]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.931393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.936926]  ? check_preemption_disabled+0x48/0x280
[  375.941945]  handle_mm_fault+0x54f/0xc70
[  375.946005]  ? __handle_mm_fault+0x5920/0x5920
[  375.950600]  ? find_vma+0x34/0x190
[  375.954151]  __do_page_fault+0x5e8/0xe60
[  375.958212]  ? trace_hardirqs_off+0xb8/0x310
[  375.962620]  ? __ia32_sys_read+0xb0/0xb0
[  375.966693]  do_page_fault+0xf2/0x7e0
[  375.970489]  ? vmalloc_sync_all+0x30/0x30
[  375.974629]  ? error_entry+0x70/0xd0
[  375.978345]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.983352]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.988275]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.993201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.998038]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.003047]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.008524]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.013537]  ? page_fault+0x8/0x30
[  376.017073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.021912]  ? page_fault+0x8/0x30
[  376.025445]  page_fault+0x1e/0x30
[  376.028894] RIP: 0033:0x45ddf3
[  376.032113] Code: Bad RIP value.
[  376.035474] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  376.040834] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  376.048096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  376.055364] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  376.062627] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  376.069895] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  376.077179] warn_alloc_show_mem: 1 callbacks suppressed
[  376.077188] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  376.077190] Mem-Info:
[  376.077218] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  376.077218]  active_file:13 inactive_file:13 isolated_file:0
[  376.077218]  unevictable:0 dirty:0 writeback:0 unstable:0
[  376.077218]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  376.077218]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  376.077218]  free:13753 free_pcp:603 free_cma:0
[  376.082548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.082555] Call Trace:
[  376.089491] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  376.091881]  <IRQ>
[  376.124905] Node 0 
[  376.134257]  dump_stack+0x244/0x39d
[  376.136837] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  376.164385]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.166519] lowmem_reserve[]: 0
[  376.168763]  warn_alloc.cold.117+0xb7/0x1bd
[  376.172347]  2818 6321
[  376.197844]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.203002]  6321
[  376.206273]  ? lock_downgrade+0x900/0x900
[  376.210565] Node 0 
[  376.213055]  ? trace_hardirqs_off+0xb8/0x310
[  376.217890] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  376.219937]  ? trace_hardirqs_off+0xb8/0x310
[  376.224050] lowmem_reserve[]:
[  376.226296]  __alloc_pages_slowpath+0x2660/0x2d70
[  376.230683]  0
[  376.257700]  ? warn_alloc+0x120/0x120
[  376.262048]  0 3503
[  376.265148]  ? warn_alloc+0x120/0x120
[  376.269955]  3503
[  376.271753]  ? print_usage_bug+0xc0/0xc0
[  376.275521] Node 0 
[  376.277744]  ? warn_alloc+0x120/0x120
[  376.281538] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  376.283564]  ? print_usage_bug+0xc0/0xc0
[  376.287592] lowmem_reserve[]:
[  376.289840]  ? __lock_acquire+0x62f/0x4c20
[  376.293611]  0
[  376.322137]  ? __lock_acquire+0x62f/0x4c20
[  376.326168]  0 0
[  376.329264]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.333464]  0
[  376.335261]  ? should_fail+0x22d/0xd01
[  376.339466] Node 0 
[  376.341439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.346941] DMA: 1*4kB 
[  376.348737]  ? __lock_acquire+0x62f/0x4c20
[  376.352593] (U) 
[  376.354855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.359920] 0*8kB 0*16kB 
[  376.362496]  ? __lock_acquire+0x62f/0x4c20
[  376.366699] 1*32kB (U) 
[  376.368668]  ? should_fail+0x22d/0xd01
[  376.373738] 2*64kB (U) 
[  376.376488]  ? find_held_lock+0x36/0x1c0
[  376.380690] 1*128kB (U) 
[  376.383273]  ? mark_held_locks+0x130/0x130
[  376.387122] 1*256kB (U) 
[  376.389701]  ? mark_held_locks+0x130/0x130
[  376.393725] 0*512kB 1*1024kB 
[  376.396398]  ? zap_class+0x640/0x640
[  376.400599] (U) 
[  376.403287]  ? zap_class+0x640/0x640
[  376.407491] 1*2048kB 
[  376.410580]  ? print_usage_bug+0xc0/0xc0
[  376.414260] (M) 3*4096kB 
[  376.416230]  ? do_raw_spin_unlock+0xa7/0x330
[  376.419914] (M) 
[  376.422310]  ? zap_class+0x640/0x640
[  376.426338] = 15908kB
[  376.426345] Node 0 
[  376.429089]  ? print_usage_bug+0xc0/0xc0
[  376.433468] DMA32: 
[  376.435429]  ? wq_watchdog_touch+0x9c/0xfe
[  376.439112] 5*4kB 
[  376.441513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.443733] (UM) 1*8kB 
[  376.447790]  ? check_preemption_disabled+0x48/0x280
[  376.449996] (H) 
[  376.454220]  ? __lock_is_held+0xb5/0x140
[  376.456338] 2*16kB 
[  376.461860]  __alloc_pages_nodemask+0xa80/0xde0
[  376.464411] (M) 
[  376.469411]  ? zap_class+0x640/0x640
[  376.471356] 3*32kB (M) 
[  376.475412]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  376.477622] 3*64kB (MH) 
[  376.482297]  ? find_held_lock+0x36/0x1c0
[  376.484237] 4*128kB (M) 
[  376.487950]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.490493] 5*256kB (UMH) 
[  376.495502]  ? lock_downgrade+0x900/0x900
[  376.498145] 5*512kB 
[  376.502197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.504834] (UMH) 4*1024kB 
[  376.509501]  cache_grow_begin+0xa5/0x8c0
[  376.512319] (UMH) 
[  376.516454]  ? do_raw_spin_unlock+0xa7/0x330
[  376.518750] 2*2048kB (UM) 
[  376.524289]  fallback_alloc+0x204/0x2e0
[  376.527183] 3*4096kB (M) 
[  376.531239]  ____cache_alloc_node+0x1c7/0x1e0
[  376.533359] = 25180kB
[  376.533366] Node 0 
[  376.537766]  kmem_cache_alloc_node+0xe3/0x730
[  376.540594] Normal: 1917*4kB 
[  376.544576]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.547298] (UME) 392*8kB 
[  376.551797]  __alloc_skb+0x119/0x770
[  376.554171] (UME) 105*16kB 
[  376.556404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.560868] (UME) 
[  376.563961]  ? netdev_alloc_frag+0x1f0/0x1f0
[  376.568165] 43*32kB (UM) 
[  376.571004]  ? lock_downgrade+0x900/0x900
[  376.574688] 1*64kB 
[  376.577624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.582863] (U) 
[  376.585003]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.589375] 0*128kB 0*256kB 
[  376.592136]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.596250] 0*512kB 0*1024kB 
[  376.598483]  ? addrconf_rs_timer+0x690/0x690
[  376.603992] 0*2048kB 
[  376.605964]  ndisc_alloc_skb+0x144/0x340
[  376.611378] 0*4096kB 
[  376.614385]  ndisc_send_rs+0x331/0x6e0
[  376.619800] = 13924kB
[  376.619813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.622903]  addrconf_rs_timer+0x314/0x690
[  376.627288] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.629684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.633714] 7036 total pagecache pages
[  376.636118]  call_timer_fn+0x272/0x920
[  376.639980] 0 pages in swap cache
[  376.642374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.651184] Swap cache stats: add 0, delete 0, find 0/0
[  376.655402]  ? process_timeout+0x40/0x40
[  376.663947] Free swap  = 0kB
[  376.668176]  ? __run_timers+0x7da/0xc70
[  376.672029] Total swap = 0kB
[  376.675919]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.679351] 1965979 pages RAM
[  376.683572]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.688905] 0 pages HighMem/MovableOnly
[  376.688912] 342867 pages reserved
[  376.692954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.695939] 0 pages cma reserved
[  376.696026] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.699908]  ? lockdep_hardirqs_on+0x296/0x5b0
[  376.702978] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.707392]  ? trace_hardirqs_on+0xbd/0x310
[  376.710470] syz-fuzzer cpuset=
[  376.714948]  ? kasan_check_read+0x11/0x20
[  376.714964]  ? __run_timers+0x7da/0xc70
[  376.718912] /
[  376.722354]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.726559]  mems_allowed=0
[  376.729922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.780646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.784874]  __run_timers+0x7e5/0xc70
[  376.788680]  ? timer_fixup_init+0x70/0x70
[  376.792834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.797846]  ? zap_class+0x640/0x640
[  376.801557]  ? enqueue_hrtimer+0x1a5/0x560
[  376.805804]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.810995]  ? find_held_lock+0x36/0x1c0
[  376.815054]  ? zap_class+0x640/0x640
[  376.818766]  ? pvclock_read_flags+0x160/0x160
[  376.823258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.828791]  ? check_preemption_disabled+0x48/0x280
[  376.833810]  ? __lock_is_held+0xb5/0x140
[  376.837865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.843400]  ? check_preemption_disabled+0x48/0x280
[  376.848430]  run_timer_softirq+0x52/0xb0
[  376.852483]  ? rcu_read_lock_sched_held+0x14f/0x180
[  376.857493]  __do_softirq+0x308/0xb7e
[  376.861294]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.865782]  ? lock_downgrade+0x900/0x900
[  376.869928]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  376.875029]  ? pvclock_read_flags+0x160/0x160
[  376.879520]  ? lapic_next_event+0x5a/0x90
[  376.883664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.889198]  ? kvm_clock_read+0x18/0x30
[  376.893164]  ? kvm_sched_clock_read+0x9/0x20
[  376.897572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.903127]  ? check_preemption_disabled+0x48/0x280
[  376.908158]  irq_exit+0x17f/0x1c0
[  376.911616]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.916449]  ? smp_reschedule_interrupt+0x109/0x650
[  376.921459]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.927336]  ? interrupt_entry+0xb5/0xc0
[  376.931395]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.936403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.941426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.946264]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.951272]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.956282]  ? task_prio+0x50/0x50
[  376.959817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.965346]  ? check_preemption_disabled+0x48/0x280
[  376.970370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.975215]  apic_timer_interrupt+0xf/0x20
[  376.979441]  </IRQ>
[  376.981681] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  376.986620] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  377.005518] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.013219] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  377.020480] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  377.027741] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  377.035003] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  377.042266] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  377.049591]  skb_clone+0x1bb/0x500
[  377.053127]  ? finish_task_switch+0x2f4/0x910
[  377.057619]  ? skb_split+0x11e0/0x11e0
[  377.061499]  ? preempt_notifier_register+0x200/0x200
[  377.066610]  ? __switch_to_asm+0x34/0x70
[  377.070670]  ? __switch_to_asm+0x34/0x70
[  377.074722]  ? __switch_to_asm+0x40/0x70
[  377.078781]  ? __switch_to_asm+0x34/0x70
[  377.082835]  ? __switch_to_asm+0x40/0x70
[  377.086889]  ? __switch_to_asm+0x34/0x70
[  377.090942]  ? __switch_to_asm+0x40/0x70
[  377.095000]  ? __switch_to_asm+0x34/0x70
[  377.099054]  ? __switch_to_asm+0x34/0x70
[  377.103109]  ? __switch_to_asm+0x40/0x70
[  377.107175]  ? __switch_to_asm+0x34/0x70
[  377.111232]  bpf_clone_redirect+0xb9/0x490
[  377.115464]  ? __schedule+0x8d7/0x21d0
[  377.119353]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  377.124365]  ? __sched_text_start+0x8/0x8
[  377.128518]  ? find_held_lock+0x36/0x1c0
[  377.132589]  ? lock_acquire+0x1ed/0x520
[  377.136554]  ? bpf_test_run+0x3cb/0x780
[  377.140534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.146068]  ? check_preemption_disabled+0x48/0x280
[  377.151085]  ? kasan_check_read+0x11/0x20
[  377.155245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.160530]  ? rcu_softirq_qs+0x20/0x20
[  377.164506]  ? preempt_schedule+0x4d/0x60
[  377.168650]  ? ___preempt_schedule+0x16/0x18
[  377.173058]  ? bpf_test_run+0x25d/0x780
[  377.177037]  ? netlink_diag_dump+0x2a0/0x2a0
[  377.181442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.186975]  ? bpf_test_init.isra.10+0x70/0x100
[  377.191643]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  377.196402]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.201236]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.206765]  ? fput+0x130/0x1a0
[  377.210040]  ? __bpf_prog_get+0x9b/0x290
[  377.214100]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.218933]  ? bpf_prog_test_run+0x130/0x1a0
[  377.223339]  ? __x64_sys_bpf+0x3d8/0x520
[  377.227396]  ? bpf_prog_get+0x20/0x20
[  377.231207]  ? do_syscall_64+0x1b9/0x820
[  377.235265]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.240627]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.245570]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.250592]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.255603]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  377.262263]  ? __switch_to_asm+0x40/0x70
[  377.266320]  ? __switch_to_asm+0x34/0x70
[  377.270379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.275240]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.280643] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  377.280700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.287215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.287219] Call Trace:
[  377.287225]  <IRQ>
[  377.287239]  dump_stack+0x244/0x39d
[  377.287257]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.293791] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.303079]  warn_alloc.cold.117+0xb7/0x1bd
[  377.305626] syz-executor0 cpuset=
[  377.307760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.311358] syz0
[  377.316536]  ? lock_downgrade+0x900/0x900
[  377.326995]  mems_allowed=0
[  377.331302]  ? trace_hardirqs_off+0xb8/0x310
[  377.352971]  ? trace_hardirqs_off+0xb8/0x310
[  377.357381]  __alloc_pages_slowpath+0x2660/0x2d70
[  377.362243]  ? warn_alloc+0x120/0x120
[  377.366059]  ? warn_alloc+0x120/0x120
[  377.369857]  ? print_usage_bug+0xc0/0xc0
[  377.373914]  ? warn_alloc+0x120/0x120
[  377.377714]  ? print_usage_bug+0xc0/0xc0
[  377.381772]  ? __lock_acquire+0x62f/0x4c20
[  377.386022]  ? __lock_acquire+0x62f/0x4c20
[  377.390261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.395793]  ? should_fail+0x22d/0xd01
[  377.399674]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.404949]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.410055]  ? __lock_acquire+0x62f/0x4c20
[  377.414320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.419414]  ? __lock_acquire+0x62f/0x4c20
[  377.423643]  ? should_fail+0x22d/0xd01
[  377.427528]  ? rcu_irq_exit+0x1a2/0x390
[  377.431512]  ? mark_held_locks+0x130/0x130
[  377.435754]  ? mark_held_locks+0x130/0x130
[  377.439988]  ? mark_held_locks+0xc7/0x130
[  377.444130]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  377.449140]  ? zap_class+0x640/0x640
[  377.452848]  ? print_usage_bug+0xc0/0xc0
[  377.456909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.462443]  ? check_preemption_disabled+0x48/0x280
[  377.467476]  ? __lock_is_held+0xb5/0x140
[  377.471542]  __alloc_pages_nodemask+0xa80/0xde0
[  377.476206]  ? zap_class+0x640/0x640
[  377.479918]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  377.484947]  ? find_held_lock+0x36/0x1c0
[  377.489012]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.493679]  ? lock_downgrade+0x900/0x900
[  377.497839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.503377]  cache_grow_begin+0xa5/0x8c0
[  377.507437]  ? do_raw_spin_unlock+0xa7/0x330
[  377.512130]  fallback_alloc+0x204/0x2e0
[  377.516116]  ____cache_alloc_node+0x1c7/0x1e0
[  377.520634]  kmem_cache_alloc_node+0xe3/0x730
[  377.525123]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.529361]  __alloc_skb+0x119/0x770
[  377.533072]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.538346]  ? netdev_alloc_frag+0x1f0/0x1f0
[  377.542763]  ? lock_downgrade+0x900/0x900
[  377.546911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.552446]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.557893]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.563339]  ? addrconf_rs_timer+0x690/0x690
[  377.567752]  ndisc_alloc_skb+0x144/0x340
[  377.571810]  ndisc_send_rs+0x331/0x6e0
[  377.575710]  addrconf_rs_timer+0x314/0x690
[  377.579945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.584185]  call_timer_fn+0x272/0x920
[  377.588064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.592296]  ? process_timeout+0x40/0x40
[  377.596362]  ? mark_held_locks+0xc7/0x130
[  377.600521]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.605021]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.609513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.613749]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.618343]  ? trace_hardirqs_on+0xbd/0x310
[  377.622661]  ? kasan_check_read+0x11/0x20
[  377.626808]  ? __run_timers+0x7da/0xc70
[  377.630791]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.635898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.640130]  __run_timers+0x7e5/0xc70
[  377.643924]  ? rcu_irq_exit+0x1a2/0x390
[  377.647903]  ? timer_fixup_init+0x70/0x70
[  377.652047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.657597]  ? check_preemption_disabled+0x48/0x280
[  377.662615]  ? mark_held_locks+0xc7/0x130
[  377.666757]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  377.671769]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.676539]  ? retint_kernel+0x2d/0x2d
[  377.680923]  ? trace_hardirqs_on_caller+0xc0/0x310
[  377.685849]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.690614]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.696061]  ? zap_class+0x640/0x640
[  377.699775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.705306]  ? check_preemption_disabled+0x48/0x280
[  377.710324]  ? __lock_is_held+0xb5/0x140
[  377.714380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.719930]  ? check_preemption_disabled+0x48/0x280
[  377.724952]  run_timer_softirq+0x52/0xb0
[  377.729008]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.734020]  __do_softirq+0x308/0xb7e
[  377.737819]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.742310]  ? lock_downgrade+0x900/0x900
[  377.746458]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.751563]  ? pvclock_read_flags+0x160/0x160
[  377.756068]  ? lapic_next_event+0x5a/0x90
[  377.760233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.765771]  ? kvm_clock_read+0x18/0x30
[  377.769742]  ? kvm_sched_clock_read+0x9/0x20
[  377.774143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.779688]  ? check_preemption_disabled+0x48/0x280
[  377.784708]  irq_exit+0x17f/0x1c0
[  377.788157]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.792991]  ? smp_reschedule_interrupt+0x109/0x650
[  377.798008]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.803891]  ? interrupt_entry+0xb5/0xc0
[  377.807948]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.812957]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.817970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.822808]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.827819]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.832830]  ? task_prio+0x50/0x50
[  377.836366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.841893]  ? check_preemption_disabled+0x48/0x280
[  377.846905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.851761]  apic_timer_interrupt+0xf/0x20
[  377.856002]  </IRQ>
[  377.858242] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  377.863428] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  377.882319] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.890024] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  377.897286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  377.904551] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  377.911814] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  377.919079] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  377.926370]  retint_kernel+0x1b/0x2d
[  377.930098] RIP: 0010:dump_stack+0x358/0x39d
[  377.934505] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  377.953396] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  377.961101] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  377.968361] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  377.975626] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  377.982903] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  377.990163] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  377.997469]  ? dump_stack+0x34f/0x39d
[  378.001278]  ? dump_stack_print_info.cold.1+0x20/0x20
[  378.006485]  dump_header+0x27b/0xf72
[  378.010207]  ? mark_held_locks+0x130/0x130
[  378.014437]  ? pagefault_out_of_memory+0x197/0x197
[  378.019363]  ? __lock_acquire+0x62f/0x4c20
[  378.023592]  ? zap_class+0x640/0x640
[  378.027302]  ? percpu_ref_get_many+0x240/0x240
[  378.031878]  ? print_usage_bug+0xc0/0xc0
[  378.035931]  ? print_usage_bug+0xc0/0xc0
[  378.040011]  ? zap_class+0x640/0x640
[  378.043722]  ? print_usage_bug+0xc0/0xc0
[  378.047790]  ? print_usage_bug+0xc0/0xc0
[  378.051850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.057393]  ? find_held_lock+0x36/0x1c0
[  378.061457]  ? mark_held_locks+0xc7/0x130
[  378.065600]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.070693]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.075794]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  378.080393]  ? trace_hardirqs_on+0xbd/0x310
[  378.084709]  ? kasan_check_read+0x11/0x20
[  378.088860]  ? ___ratelimit+0x3b4/0x672
[  378.092823]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.097918]  ? trace_hardirqs_on+0x310/0x310
[  378.102322]  ? lock_downgrade+0x900/0x900
[  378.106492]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.111602]  ? ___ratelimit+0x3b9/0x672
[  378.115567]  ? idr_get_free+0xec0/0xec0
[  378.119533]  ? find_held_lock+0x36/0x1c0
[  378.123597]  oom_kill_process.cold.27+0x10/0x903
[  378.128346]  ? zap_class+0x640/0x640
[  378.132054]  ? check_preemption_disabled+0x48/0x280
[  378.137071]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.142001]  ? kasan_check_read+0x11/0x20
[  378.146144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.151415]  ? oom_evaluate_task+0x540/0x540
[  378.155820]  ? find_held_lock+0x36/0x1c0
[  378.159882]  ? out_of_memory+0x974/0x1430
[  378.164024]  ? lock_downgrade+0x900/0x900
[  378.168165]  ? check_preemption_disabled+0x48/0x280
[  378.173177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.178098]  ? kasan_check_read+0x11/0x20
[  378.182243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.187518]  ? rcu_softirq_qs+0x20/0x20
[  378.191494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.197032]  ? oom_evaluate_task+0x302/0x540
[  378.201437]  out_of_memory+0xa84/0x1430
[  378.205415]  ? oom_killer_disable+0x3a0/0x3a0
[  378.209905]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  378.214829]  ? __mutex_add_waiter+0x2a0/0x2a0
[  378.219329]  __alloc_pages_slowpath+0x22d4/0x2d70
[  378.224194]  ? warn_alloc+0x120/0x120
[  378.227992]  ? rcu_softirq_qs+0x20/0x20
[  378.232006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.237534]  ? should_fail+0x22d/0xd01
[  378.241422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.246520]  ? zap_class+0x640/0x640
[  378.250279]  ? __lock_is_held+0xb5/0x140
[  378.254344]  ? mark_held_locks+0x130/0x130
[  378.258580]  ? lock_release+0xa00/0xa00
[  378.262551]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.268007]  ? __might_sleep+0x95/0x190
[  378.271983]  __alloc_pages_nodemask+0xa80/0xde0
[  378.276652]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  378.281666]  ? __page_cache_alloc+0x191/0x5c0
[  378.286159]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.291082]  ? kasan_check_read+0x11/0x20
[  378.295226]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.300502]  ? zap_class+0x640/0x640
[  378.304219]  ? zap_class+0x640/0x640
[  378.307924]  ? zap_class+0x640/0x640
[  378.311630]  ? __do_page_cache_readahead+0x7ce/0x980
[  378.316732]  ? find_held_lock+0x36/0x1c0
[  378.320794]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  378.326334]  alloc_pages_current+0x173/0x350
[  378.330751]  __page_cache_alloc+0x38c/0x5c0
[  378.335068]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.339993]  ? kasan_check_read+0x11/0x20
[  378.344134]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.349407]  ? generic_perform_write+0x6a0/0x6a0
[  378.354155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.359684]  ? check_preemption_disabled+0x48/0x280
[  378.364703]  filemap_fault+0x1594/0x25f0
[  378.368771]  ? __lock_page_or_retry+0xa00/0xa00
[  378.373439]  ? mark_held_locks+0x130/0x130
[  378.377675]  ? rcu_softirq_qs+0x20/0x20
[  378.381660]  ? filemap_map_pages+0xe04/0x1990
[  378.386166]  ? __free_object+0x173/0x340
[  378.390225]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  378.395150]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.400251]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  378.404930]  ? debug_object_free+0x32d/0x690
[  378.409346]  ? kasan_check_read+0x11/0x20
[  378.413500]  ? debug_object_destroy+0x2b0/0x2b0
[  378.418166]  ? lock_pi_update_atomic+0x150/0x150
[  378.422919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.428449]  ? __hrtimer_init+0xdb/0x240
[  378.432523]  ? lock_acquire+0x1ed/0x520
[  378.436499]  ? ext4_filemap_fault+0x7a/0xad
[  378.440818]  ? lock_release+0xa00/0xa00
[  378.444784]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.450229]  ? print_usage_bug+0xc0/0xc0
[  378.454295]  ? print_usage_bug+0xc0/0xc0
[  378.458364]  ? down_read+0x8d/0x120
[  378.461985]  ? ext4_filemap_fault+0x7a/0xad
[  378.466304]  ? __down_interruptible+0x700/0x700
[  378.470979]  ext4_filemap_fault+0x82/0xad
[  378.475122]  __do_fault+0x100/0x6b0
[  378.478747]  ? pmd_devmap_trans_unstable+0x220/0x220
[  378.483846]  ? mark_held_locks+0x130/0x130
[  378.488078]  ? mark_held_locks+0x130/0x130
[  378.492308]  ? debug_smp_processor_id+0x1c/0x20
[  378.496975]  ? perf_trace_lock+0x14d/0x7a0
[  378.501208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.506743]  __handle_mm_fault+0x307c/0x5920
[  378.511151]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  378.515992]  ? lock_is_held_type+0x210/0x210
[  378.520413]  ? zap_class+0x640/0x640
[  378.524156]  ? zap_class+0x640/0x640
[  378.527864]  ? __x64_sys_futex+0x53e/0x6a0
[  378.532096]  ? find_held_lock+0x36/0x1c0
[  378.536160]  ? handle_mm_fault+0x42a/0xc70
[  378.540387]  ? lock_downgrade+0x900/0x900
[  378.544526]  ? check_preemption_disabled+0x48/0x280
[  378.549542]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.554486]  ? kasan_check_read+0x11/0x20
[  378.558633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.563903]  ? rcu_softirq_qs+0x20/0x20
[  378.567870]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.572990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.578525]  ? check_preemption_disabled+0x48/0x280
[  378.583545]  handle_mm_fault+0x54f/0xc70
[  378.587603]  ? __handle_mm_fault+0x5920/0x5920
[  378.592187]  ? find_vma+0x34/0x190
[  378.595727]  __do_page_fault+0x5e8/0xe60
[  378.599780]  ? trace_hardirqs_off+0xb8/0x310
[  378.604186]  ? __ia32_sys_read+0xb0/0xb0
[  378.608258]  do_page_fault+0xf2/0x7e0
[  378.612056]  ? vmalloc_sync_all+0x30/0x30
[  378.616196]  ? error_entry+0x70/0xd0
[  378.619906]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.624915]  ? trace_hardirqs_on_caller+0xc0/0x310
[  378.629842]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.634762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.639597]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.644613]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.650060]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.655077]  ? page_fault+0x8/0x30
[  378.658618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.663467]  ? page_fault+0x8/0x30
[  378.667001]  page_fault+0x1e/0x30
[  378.670455] RIP: 0033:0x45ddf3
[  378.673651] Code: Bad RIP value.
[  378.677008] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  378.682367] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  378.689631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  378.696893] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  378.704153] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  378.711449] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  378.718728] warn_alloc_show_mem: 1 callbacks suppressed
[  378.718736] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  378.718738] Mem-Info:
[  378.718764] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  378.718764]  active_file:13 inactive_file:13 isolated_file:0
[  378.718764]  unevictable:0 dirty:0 writeback:0 unstable:0
[  378.718764]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  378.718764]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  378.718764]  free:13753 free_pcp:603 free_cma:0
[  378.724097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.724104] Call Trace:
[  378.731026] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  378.733411]  <IRQ>
[  378.766446] Node 0 
[  378.775788]  dump_stack+0x244/0x39d
[  378.778367] 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
[  378.805929]  ? dump_stack_print_info.cold.1+0x20/0x20
[  378.808051] lowmem_reserve[]: 0
[  378.810294]  warn_alloc.cold.117+0xb7/0x1bd
[  378.813878]  2818 6321
[  378.839374]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.844530]  6321
[  378.847835]  ? lock_downgrade+0x900/0x900
[  378.852134] Node 0 
[  378.854625]  ? trace_hardirqs_off+0xb8/0x310
[  378.859464] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  378.861495]  ? trace_hardirqs_off+0xb8/0x310
[  378.865610] lowmem_reserve[]:
[  378.867871]  __alloc_pages_slowpath+0x2660/0x2d70
[  378.872244]  0 0
[  378.899232]  ? warn_alloc+0x120/0x120
[  378.903583]  3503 3503
[  378.906684]  ? warn_alloc+0x120/0x120
[  378.913456]  ? print_usage_bug+0xc0/0xc0
[  378.917229] Node 0 
[  378.919714]  ? warn_alloc+0x120/0x120
[  378.923509] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  378.927536]  ? print_usage_bug+0xc0/0xc0
[  378.929738] lowmem_reserve[]: 0
[  378.933532]  ? __lock_acquire+0x62f/0x4c20
[  378.962119]  0 0
[  378.966187]  ? __lock_acquire+0x62f/0x4c20
[  378.969438]  0
[  378.973661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.975609] Node 0 
[  378.979830]  ? should_fail+0x22d/0xd01
[  378.981602] DMA: 1*4kB 
[  378.987131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.989337] (U) 
[  378.993210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.995790] 0*8kB 0*16kB 
[  379.001074]  ? __lock_acquire+0x62f/0x4c20
[  379.003017] 1*32kB (U) 
[  379.008113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.010839] 2*64kB (U) 
[  379.015081]  ? __lock_acquire+0x62f/0x4c20
[  379.017633] 1*128kB (U) 
[  379.022723]  ? should_fail+0x22d/0xd01
[  379.025278] 1*256kB (U) 
[  379.029506]  ? rcu_irq_exit+0x1a2/0x390
[  379.032154] 0*512kB 1*1024kB 
[  379.036037]  ? mark_held_locks+0x130/0x130
[  379.038674] (U) 
[  379.042634]  ? mark_held_locks+0x130/0x130
[  379.045716] 1*2048kB (M) 
[  379.049944]  ? mark_held_locks+0xc7/0x130
[  379.051887] 3*4096kB (M) 
[  379.056115]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  379.058840] = 15908kB
[  379.058847] Node 0 
[  379.062979]  ? zap_class+0x640/0x640
[  379.065704] DMA32: 5*4kB 
[  379.070710]  ? print_usage_bug+0xc0/0xc0
[  379.073092] (UM) 
[  379.075328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.079009] 1*8kB 
[  379.081752]  ? check_preemption_disabled+0x48/0x280
[  379.085775] (H) 2*16kB 
[  379.087840]  ? __lock_is_held+0xb5/0x140
[  379.093336] (M) 3*32kB 
[  379.095483]  __alloc_pages_nodemask+0xa80/0xde0
[  379.100467] (M) 
[  379.103036]  ? zap_class+0x640/0x640
[  379.107064] 3*64kB (MH) 
[  379.109647]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  379.114281] 4*128kB (M) 
[  379.116255]  ? find_held_lock+0x36/0x1c0
[  379.119931] 5*256kB (UMH) 
[  379.122604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.127580] 5*512kB (UMH) 
[  379.130243]  ? lock_downgrade+0x900/0x900
[  379.134269] 4*1024kB (UMH) 
[  379.137113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.141743] 2*2048kB (UM) 
[  379.144603]  cache_grow_begin+0xa5/0x8c0
[  379.148715] 3*4096kB (M) 
[  379.151638]  ? do_raw_spin_unlock+0xa7/0x330
[  379.157141] = 25180kB
[  379.157147] Node 0 
[  379.159984]  fallback_alloc+0x204/0x2e0
[  379.164031] Normal: 
[  379.166782]  ____cache_alloc_node+0x1c7/0x1e0
[  379.171159] 1917*4kB 
[  379.173560]  kmem_cache_alloc_node+0xe3/0x730
[  379.175763] (UME) 392*8kB 
[  379.179733]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.182020] (UME) 105*16kB 
[  379.186546]  __alloc_skb+0x119/0x770
[  379.188930] (UME) 43*32kB 
[  379.193439]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.196247] (UM) 1*64kB 
[  379.200474]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.203369] (U) 0*128kB 
[  379.207093]  ? lock_downgrade+0x900/0x900
[  379.209902] 0*256kB 0*512kB 
[  379.215175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.217813] 0*1024kB 0*2048kB 
[  379.222214]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.224861] 0*4096kB = 13924kB
[  379.229004]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.232001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  379.237515]  ? addrconf_rs_timer+0x690/0x690
[  379.240682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  379.246118]  ndisc_alloc_skb+0x144/0x340
[  379.249273] 7036 total pagecache pages
[  379.254710]  ndisc_send_rs+0x331/0x6e0
[  379.263524] 0 pages in swap cache
[  379.267915]  addrconf_rs_timer+0x314/0x690
[  379.276475] Swap cache stats: add 0, delete 0, find 0/0
[  379.280522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.284378] Free swap  = 0kB
[  379.288271]  call_timer_fn+0x272/0x920
[  379.291690] Total swap = 0kB
[  379.295906]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.301248] 1965979 pages RAM
[  379.305471]  ? process_timeout+0x40/0x40
[  379.308467] 0 pages HighMem/MovableOnly
[  379.312347]  ? __run_timers+0x7da/0xc70
[  379.315334] 342867 pages reserved
[  379.315341] 0 pages cma reserved
[  379.319564]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.322699] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.326691]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.330688] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.334595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.338017] syz-fuzzer cpuset=
[  379.341366]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.345825] /
[  379.352299]  ? trace_hardirqs_on+0xbd/0x310
[  379.356777]  mems_allowed=0
[  379.366998]  ? kasan_check_read+0x11/0x20
[  379.391979]  ? __run_timers+0x7da/0xc70
[  379.395948]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.401051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.405280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.409506]  __run_timers+0x7e5/0xc70
[  379.413320]  ? timer_fixup_init+0x70/0x70
[  379.417461]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.422467]  ? zap_class+0x640/0x640
[  379.426172]  ? enqueue_hrtimer+0x1a5/0x560
[  379.430405]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.435595]  ? find_held_lock+0x36/0x1c0
[  379.439655]  ? zap_class+0x640/0x640
[  379.443372]  ? pvclock_read_flags+0x160/0x160
[  379.447889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.453424]  ? check_preemption_disabled+0x48/0x280
[  379.458440]  ? __lock_is_held+0xb5/0x140
[  379.462496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.468030]  ? check_preemption_disabled+0x48/0x280
[  379.473043]  run_timer_softirq+0x52/0xb0
[  379.477097]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.482110]  __do_softirq+0x308/0xb7e
[  379.485907]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.490403]  ? lock_downgrade+0x900/0x900
[  379.494550]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  379.499652]  ? pvclock_read_flags+0x160/0x160
[  379.504140]  ? lapic_next_event+0x5a/0x90
[  379.508285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.514328]  ? kvm_clock_read+0x18/0x30
[  379.518295]  ? kvm_sched_clock_read+0x9/0x20
[  379.522703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.528234]  ? check_preemption_disabled+0x48/0x280
[  379.533252]  irq_exit+0x17f/0x1c0
[  379.536703]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.541547]  ? smp_reschedule_interrupt+0x109/0x650
[  379.546553]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.552431]  ? interrupt_entry+0xb5/0xc0
[  379.556492]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.561499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.566512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.571347]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.576373]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.581404]  ? task_prio+0x50/0x50
[  379.584943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.590474]  ? check_preemption_disabled+0x48/0x280
[  379.595492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.600333]  apic_timer_interrupt+0xf/0x20
[  379.604555]  </IRQ>
[  379.606805] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  379.611729] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  379.630640] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  379.638342] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  379.645617] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  379.653207] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  379.660471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  379.667730] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  379.675142]  skb_clone+0x1bb/0x500
[  379.678696]  ? finish_task_switch+0x2f4/0x910
[  379.683460]  ? skb_split+0x11e0/0x11e0
[  379.687350]  ? preempt_notifier_register+0x200/0x200
[  379.692459]  ? __switch_to_asm+0x34/0x70
[  379.696514]  ? __switch_to_asm+0x34/0x70
[  379.700570]  ? __switch_to_asm+0x40/0x70
[  379.704622]  ? __switch_to_asm+0x34/0x70
[  379.708678]  ? __switch_to_asm+0x40/0x70
[  379.712728]  ? __switch_to_asm+0x34/0x70
[  379.716779]  ? __switch_to_asm+0x40/0x70
[  379.720834]  ? __switch_to_asm+0x34/0x70
[  379.724889]  ? __switch_to_asm+0x34/0x70
[  379.728944]  ? __switch_to_asm+0x40/0x70
[  379.732999]  ? __switch_to_asm+0x34/0x70
[  379.737068]  bpf_clone_redirect+0xb9/0x490
[  379.741297]  ? __schedule+0x8d7/0x21d0
[  379.745180]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  379.750188]  ? __sched_text_start+0x8/0x8
[  379.754341]  ? find_held_lock+0x36/0x1c0
[  379.758414]  ? lock_acquire+0x1ed/0x520
[  379.762408]  ? bpf_test_run+0x3cb/0x780
[  379.766402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.771936]  ? check_preemption_disabled+0x48/0x280
[  379.776955]  ? kasan_check_read+0x11/0x20
[  379.781104]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.786391]  ? rcu_softirq_qs+0x20/0x20
[  379.790381]  ? preempt_schedule+0x4d/0x60
[  379.794524]  ? ___preempt_schedule+0x16/0x18
[  379.798943]  ? bpf_test_run+0x25d/0x780
[  379.802934]  ? netlink_diag_dump+0x2a0/0x2a0
[  379.807338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.812879]  ? bpf_test_init.isra.10+0x70/0x100
[  379.817548]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  379.822304]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  379.827135]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  379.832668]  ? fput+0x130/0x1a0
[  379.835942]  ? __bpf_prog_get+0x9b/0x290
[  379.839998]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  379.844835]  ? bpf_prog_test_run+0x130/0x1a0
[  379.849237]  ? __x64_sys_bpf+0x3d8/0x520
[  379.853299]  ? bpf_prog_get+0x20/0x20
[  379.857110]  ? do_syscall_64+0x1b9/0x820
[  379.861167]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  379.866522]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.871446]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.876456]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.881488]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  379.888149]  ? __switch_to_asm+0x40/0x70
[  379.892203]  ? __switch_to_asm+0x34/0x70
[  379.896265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.901111]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.906498] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  379.906568] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.913082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.913087] Call Trace:
[  379.913092]  <IRQ>
[  379.913108]  dump_stack+0x244/0x39d
[  379.913126]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.919673] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.928967]  warn_alloc.cold.117+0xb7/0x1bd
[  379.931518] syz-executor0 cpuset=
[  379.933653]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.937249] syz0
[  379.942424]  ? lock_downgrade+0x900/0x900
[  379.952883]  mems_allowed=0
[  379.957195]  ? trace_hardirqs_off+0xb8/0x310
[  379.978830]  ? trace_hardirqs_off+0xb8/0x310
[  379.983240]  __alloc_pages_slowpath+0x2660/0x2d70
[  379.988098]  ? warn_alloc+0x120/0x120
[  379.991896]  ? warn_alloc+0x120/0x120
[  379.995696]  ? print_usage_bug+0xc0/0xc0
[  379.999749]  ? warn_alloc+0x120/0x120
[  380.003544]  ? print_usage_bug+0xc0/0xc0
[  380.007598]  ? __lock_acquire+0x62f/0x4c20
[  380.011913]  ? __lock_acquire+0x62f/0x4c20
[  380.016144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.021672]  ? should_fail+0x22d/0xd01
[  380.025558]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.030652]  ? __lock_acquire+0x62f/0x4c20
[  380.034883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.039987]  ? __lock_acquire+0x62f/0x4c20
[  380.044243]  ? should_fail+0x22d/0xd01
[  380.048122]  ? find_held_lock+0x36/0x1c0
[  380.052200]  ? mark_held_locks+0x130/0x130
[  380.056436]  ? mark_held_locks+0x130/0x130
[  380.060663]  ? zap_class+0x640/0x640
[  380.064368]  ? zap_class+0x640/0x640
[  380.068086]  ? print_usage_bug+0xc0/0xc0
[  380.072136]  ? do_raw_spin_unlock+0xa7/0x330
[  380.076536]  ? zap_class+0x640/0x640
[  380.080244]  ? print_usage_bug+0xc0/0xc0
[  380.084306]  ? wq_watchdog_touch+0x9c/0xfe
[  380.088541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.094069]  ? check_preemption_disabled+0x48/0x280
[  380.099085]  ? __lock_is_held+0xb5/0x140
[  380.103153]  __alloc_pages_nodemask+0xa80/0xde0
[  380.107816]  ? zap_class+0x640/0x640
[  380.111536]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  380.116575]  ? find_held_lock+0x36/0x1c0
[  380.120638]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.125302]  ? lock_downgrade+0x900/0x900
[  380.129454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.134991]  cache_grow_begin+0xa5/0x8c0
[  380.139046]  ? do_raw_spin_unlock+0xa7/0x330
[  380.143459]  fallback_alloc+0x204/0x2e0
[  380.147442]  ____cache_alloc_node+0x1c7/0x1e0
[  380.151934]  kmem_cache_alloc_node+0xe3/0x730
[  380.156441]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.160689]  __alloc_skb+0x119/0x770
[  380.164400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.169676]  ? netdev_alloc_frag+0x1f0/0x1f0
[  380.174079]  ? lock_downgrade+0x900/0x900
[  380.178226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.183758]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.189229]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.194675]  ? addrconf_rs_timer+0x690/0x690
[  380.199087]  ndisc_alloc_skb+0x144/0x340
[  380.203150]  ndisc_send_rs+0x331/0x6e0
[  380.207037]  addrconf_rs_timer+0x314/0x690
[  380.211275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.215513]  call_timer_fn+0x272/0x920
[  380.219393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.223622]  ? process_timeout+0x40/0x40
[  380.227685]  ? mark_held_locks+0xc7/0x130
[  380.231854]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.236349]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.240841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.245070]  ? lockdep_hardirqs_on+0x296/0x5b0
[  380.249649]  ? trace_hardirqs_on+0xbd/0x310
[  380.253984]  ? kasan_check_read+0x11/0x20
[  380.258131]  ? __run_timers+0x7da/0xc70
[  380.262102]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.267216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.271449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.275679]  __run_timers+0x7e5/0xc70
[  380.279477]  ? rcu_irq_exit+0x1a2/0x390
[  380.283453]  ? timer_fixup_init+0x70/0x70
[  380.287594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.293123]  ? check_preemption_disabled+0x48/0x280
[  380.298143]  ? mark_held_locks+0xc7/0x130
[  380.302283]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.307301]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.312061]  ? retint_kernel+0x2d/0x2d
[  380.315944]  ? trace_hardirqs_on_caller+0xc0/0x310
[  380.320870]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.325618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.331059]  ? zap_class+0x640/0x640
[  380.334785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.340340]  ? check_preemption_disabled+0x48/0x280
[  380.345356]  ? __lock_is_held+0xb5/0x140
[  380.349412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.354944]  ? check_preemption_disabled+0x48/0x280
[  380.359969]  run_timer_softirq+0x52/0xb0
[  380.364025]  ? rcu_read_lock_sched_held+0x14f/0x180
[  380.369035]  __do_softirq+0x308/0xb7e
[  380.372836]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  380.377333]  ? lock_downgrade+0x900/0x900
[  380.381476]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.386579]  ? pvclock_read_flags+0x160/0x160
[  380.391074]  ? lapic_next_event+0x5a/0x90
[  380.395219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.400754]  ? kvm_clock_read+0x18/0x30
[  380.404724]  ? kvm_sched_clock_read+0x9/0x20
[  380.409138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.414670]  ? check_preemption_disabled+0x48/0x280
[  380.419688]  irq_exit+0x17f/0x1c0
[  380.423136]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.427973]  ? smp_reschedule_interrupt+0x109/0x650
[  380.432983]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.438861]  ? interrupt_entry+0xb5/0xc0
[  380.442917]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.447931]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.452941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.457781]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.462809]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.467826]  ? task_prio+0x50/0x50
[  380.471374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.476903]  ? check_preemption_disabled+0x48/0x280
[  380.481922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.486768]  apic_timer_interrupt+0xf/0x20
[  380.491005]  </IRQ>
[  380.493237] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  380.498424] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  380.517327] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.525050] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  380.532318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  380.539581] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  380.546863] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  380.554132] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  380.561421]  retint_kernel+0x1b/0x2d
[  380.565131] RIP: 0010:dump_stack+0x358/0x39d
[  380.569553] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  380.588467] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  380.596171] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  380.603445] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  380.610706] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  380.617969] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  380.625228] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  380.632502]  ? dump_stack+0x34f/0x39d
[  380.636316]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.641515]  dump_header+0x27b/0xf72
[  380.645231]  ? mark_held_locks+0x130/0x130
[  380.649463]  ? pagefault_out_of_memory+0x197/0x197
[  380.654397]  ? __lock_acquire+0x62f/0x4c20
[  380.658623]  ? zap_class+0x640/0x640
[  380.662341]  ? percpu_ref_get_many+0x240/0x240
[  380.666915]  ? print_usage_bug+0xc0/0xc0
[  380.670976]  ? print_usage_bug+0xc0/0xc0
[  380.675036]  ? zap_class+0x640/0x640
[  380.678745]  ? print_usage_bug+0xc0/0xc0
[  380.682820]  ? print_usage_bug+0xc0/0xc0
[  380.686881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.692416]  ? find_held_lock+0x36/0x1c0
[  380.696478]  ? mark_held_locks+0xc7/0x130
[  380.700625]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  380.705721]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  380.710815]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  380.715391]  ? trace_hardirqs_on+0xbd/0x310
[  380.719705]  ? kasan_check_read+0x11/0x20
[  380.723847]  ? ___ratelimit+0x3b4/0x672
[  380.727817]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.732915]  ? trace_hardirqs_on+0x310/0x310
[  380.737330]  ? lock_downgrade+0x900/0x900
[  380.741491]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.746587]  ? ___ratelimit+0x3b9/0x672
[  380.750556]  ? idr_get_free+0xec0/0xec0
[  380.754525]  ? find_held_lock+0x36/0x1c0
[  380.758585]  oom_kill_process.cold.27+0x10/0x903
[  380.763333]  ? zap_class+0x640/0x640
[  380.767041]  ? check_preemption_disabled+0x48/0x280
[  380.772058]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.777000]  ? kasan_check_read+0x11/0x20
[  380.781146]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.786421]  ? oom_evaluate_task+0x540/0x540
[  380.790842]  ? find_held_lock+0x36/0x1c0
[  380.794909]  ? out_of_memory+0x974/0x1430
[  380.799052]  ? lock_downgrade+0x900/0x900
[  380.803215]  ? check_preemption_disabled+0x48/0x280
[  380.808230]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.813153]  ? kasan_check_read+0x11/0x20
[  380.817297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.822571]  ? rcu_softirq_qs+0x20/0x20
[  380.826543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.832074]  ? oom_evaluate_task+0x302/0x540
[  380.836483]  out_of_memory+0xa84/0x1430
[  380.840460]  ? oom_killer_disable+0x3a0/0x3a0
[  380.844948]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  380.849871]  ? __mutex_add_waiter+0x2a0/0x2a0
[  380.854370]  __alloc_pages_slowpath+0x22d4/0x2d70
[  380.859244]  ? warn_alloc+0x120/0x120
[  380.863060]  ? rcu_softirq_qs+0x20/0x20
[  380.867055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.872583]  ? should_fail+0x22d/0xd01
[  380.876469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.881568]  ? zap_class+0x640/0x640
[  380.885302]  ? __lock_is_held+0xb5/0x140
[  380.889363]  ? mark_held_locks+0x130/0x130
[  380.893594]  ? lock_release+0xa00/0xa00
[  380.897559]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.903011]  ? __might_sleep+0x95/0x190
[  380.906995]  __alloc_pages_nodemask+0xa80/0xde0
[  380.911666]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  380.916676]  ? __page_cache_alloc+0x191/0x5c0
[  380.921165]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.926085]  ? kasan_check_read+0x11/0x20
[  380.930224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.935499]  ? zap_class+0x640/0x640
[  380.939214]  ? zap_class+0x640/0x640
[  380.942918]  ? zap_class+0x640/0x640
[  380.946628]  ? __do_page_cache_readahead+0x7ce/0x980
[  380.951731]  ? find_held_lock+0x36/0x1c0
[  380.955792]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  380.961328]  alloc_pages_current+0x173/0x350
[  380.965757]  __page_cache_alloc+0x38c/0x5c0
[  380.970074]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.974996]  ? kasan_check_read+0x11/0x20
[  380.979138]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.984409]  ? generic_perform_write+0x6a0/0x6a0
[  380.989246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.994805]  ? check_preemption_disabled+0x48/0x280
[  380.999829]  filemap_fault+0x1594/0x25f0
[  381.003893]  ? __lock_page_or_retry+0xa00/0xa00
[  381.008557]  ? mark_held_locks+0x130/0x130
[  381.012787]  ? rcu_softirq_qs+0x20/0x20
[  381.016773]  ? filemap_map_pages+0xe04/0x1990
[  381.021282]  ? __free_object+0x173/0x340
[  381.025343]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  381.030268]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.035367]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  381.040039]  ? debug_object_free+0x32d/0x690
[  381.044437]  ? kasan_check_read+0x11/0x20
[  381.048583]  ? debug_object_destroy+0x2b0/0x2b0
[  381.053245]  ? lock_pi_update_atomic+0x150/0x150
[  381.058020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.063548]  ? __hrtimer_init+0xdb/0x240
[  381.067610]  ? lock_acquire+0x1ed/0x520
[  381.071586]  ? ext4_filemap_fault+0x7a/0xad
[  381.075904]  ? lock_release+0xa00/0xa00
[  381.079867]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.085310]  ? print_usage_bug+0xc0/0xc0
[  381.089368]  ? print_usage_bug+0xc0/0xc0
[  381.093428]  ? down_read+0x8d/0x120
[  381.097052]  ? ext4_filemap_fault+0x7a/0xad
[  381.101366]  ? __down_interruptible+0x700/0x700
[  381.106037]  ext4_filemap_fault+0x82/0xad
[  381.110184]  __do_fault+0x100/0x6b0
[  381.113811]  ? pmd_devmap_trans_unstable+0x220/0x220
[  381.118916]  ? mark_held_locks+0x130/0x130
[  381.123146]  ? mark_held_locks+0x130/0x130
[  381.127391]  ? debug_smp_processor_id+0x1c/0x20
[  381.132060]  ? perf_trace_lock+0x14d/0x7a0
[  381.136292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.141830]  __handle_mm_fault+0x307c/0x5920
[  381.146251]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  381.151087]  ? lock_is_held_type+0x210/0x210
[  381.155512]  ? zap_class+0x640/0x640
[  381.159216]  ? zap_class+0x640/0x640
[  381.162931]  ? __x64_sys_futex+0x53e/0x6a0
[  381.167167]  ? find_held_lock+0x36/0x1c0
[  381.171231]  ? handle_mm_fault+0x42a/0xc70
[  381.175470]  ? lock_downgrade+0x900/0x900
[  381.179615]  ? check_preemption_disabled+0x48/0x280
[  381.184640]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.189560]  ? kasan_check_read+0x11/0x20
[  381.193713]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.199010]  ? rcu_softirq_qs+0x20/0x20
[  381.202979]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.208076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.213614]  ? check_preemption_disabled+0x48/0x280
[  381.218629]  handle_mm_fault+0x54f/0xc70
[  381.222705]  ? __handle_mm_fault+0x5920/0x5920
[  381.227290]  ? find_vma+0x34/0x190
[  381.230830]  __do_page_fault+0x5e8/0xe60
[  381.234886]  ? trace_hardirqs_off+0xb8/0x310
[  381.239285]  ? __ia32_sys_read+0xb0/0xb0
[  381.243348]  do_page_fault+0xf2/0x7e0
[  381.247144]  ? vmalloc_sync_all+0x30/0x30
[  381.251284]  ? error_entry+0x70/0xd0
[  381.254991]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.260000]  ? trace_hardirqs_on_caller+0xc0/0x310
[  381.264925]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.269845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.274681]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.279689]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.285137]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.290145]  ? page_fault+0x8/0x30
[  381.293681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.298518]  ? page_fault+0x8/0x30
[  381.302055]  page_fault+0x1e/0x30
[  381.305503] RIP: 0033:0x45ddf3
[  381.308695] Code: Bad RIP value.
[  381.312051] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  381.317409] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  381.324680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  381.331942] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  381.339203] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  381.346478] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  381.353772] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  381.353776] warn_alloc_show_mem: 1 callbacks suppressed
[  381.353782] Mem-Info:
[  381.360697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.360703] Call Trace:
[  381.366066] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  381.366066]  active_file:13 inactive_file:13 isolated_file:0
[  381.366066]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.366066]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  381.366066]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  381.366066]  free:13753 free_pcp:603 free_cma:0
[  381.368433]  <IRQ>
[  381.377784] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.380352]  dump_stack+0x244/0x39d
[  381.413374] Node 0 
[  381.415512]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.443087] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  381.446689]  warn_alloc.cold.117+0xb7/0x1bd
[  381.448885] lowmem_reserve[]: 0
[  381.454068]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.479534]  2818
[  381.483845]  ? lock_downgrade+0x900/0x900
[  381.487087]  6321 6321
[  381.491936]  ? trace_hardirqs_off+0xb8/0x310
[  381.493968] Node 0 
[  381.498103]  ? trace_hardirqs_off+0xb8/0x310
[  381.500595] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  381.504972]  __alloc_pages_slowpath+0x2660/0x2d70
[  381.507171] lowmem_reserve[]: 0
[  381.512098]  ? warn_alloc+0x120/0x120
[  381.539026]  0
[  381.543867]  ? warn_alloc+0x120/0x120
[  381.547108]  3503 3503
[  381.550903]  ? print_usage_bug+0xc0/0xc0
[  381.552680] Node 0 
[  381.556467]  ? warn_alloc+0x120/0x120
[  381.558957] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  381.562985]  ? print_usage_bug+0xc0/0xc0
[  381.565186] lowmem_reserve[]: 0
[  381.568989]  ? __lock_acquire+0x62f/0x4c20
[  381.597491]  0 0
[  381.601546]  ? __lock_acquire+0x62f/0x4c20
[  381.604789]  0
[  381.609014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.610962] Node 0 
[  381.615180]  ? should_fail+0x22d/0xd01
[  381.616947] DMA: 1*4kB 
[  381.622486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.624693] (U) 
[  381.628570]  ? __lock_acquire+0x62f/0x4c20
[  381.631126] 0*8kB 0*16kB 
[  381.636228]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.638183] 1*32kB (U) 
[  381.642416]  ? __lock_acquire+0x62f/0x4c20
[  381.645140] 2*64kB (U) 
[  381.650236]  ? should_fail+0x22d/0xd01
[  381.652790] 1*128kB (U) 
[  381.657026]  ? find_held_lock+0x36/0x1c0
[  381.659579] 1*256kB (U) 
[  381.663464]  ? mark_held_locks+0x130/0x130
[  381.666097] 0*512kB 1*1024kB 
[  381.670147]  ? mark_held_locks+0x130/0x130
[  381.672788] (U) 
[  381.677007]  ? zap_class+0x640/0x640
[  381.680581] 1*2048kB (M) 
[  381.684812]  ? zap_class+0x640/0x640
[  381.686752] 3*4096kB (M) 
[  381.690457]  ? print_usage_bug+0xc0/0xc0
[  381.693184] = 15908kB
[  381.693191] Node 0 
[  381.696896]  ? do_raw_spin_unlock+0xa7/0x330
[  381.699641] DMA32: 
[  381.703691]  ? zap_class+0x640/0x640
[  381.706085] 5*4kB 
[  381.708308]  ? print_usage_bug+0xc0/0xc0
[  381.712682] (UM) 
[  381.714905]  ? wq_watchdog_touch+0x9c/0xfe
[  381.718586] 1*8kB 
[  381.720723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.724749] (H) 2*16kB 
[  381.726803]  ? check_preemption_disabled+0x48/0x280
[  381.731000] (M) 
[  381.733137]  ? __lock_is_held+0xb5/0x140
[  381.738638] 3*32kB 
[  381.741218]  __alloc_pages_nodemask+0xa80/0xde0
[  381.746199] (M) 3*64kB 
[  381.748171]  ? zap_class+0x640/0x640
[  381.752203] (MH) 4*128kB 
[  381.754440]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  381.759073] (M) 5*256kB 
[  381.761658]  ? find_held_lock+0x36/0x1c0
[  381.765337] (UMH) 
[  381.768090]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.773064] 5*512kB (UMH) 
[  381.775727]  ? lock_downgrade+0x900/0x900
[  381.779839] 4*1024kB (UMH) 
[  381.781983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.786613] 2*2048kB (UM) 
[  381.789450]  cache_grow_begin+0xa5/0x8c0
[  381.793566] 3*4096kB (M) 
[  381.796487]  ? do_raw_spin_unlock+0xa7/0x330
[  381.801992] = 25180kB
[  381.801999] Node 0 
[  381.804836]  fallback_alloc+0x204/0x2e0
[  381.808861] Normal: 1917*4kB 
[  381.811617]  ____cache_alloc_node+0x1c7/0x1e0
[  381.815992] (UME) 
[  381.818392]  kmem_cache_alloc_node+0xe3/0x730
[  381.820608] 392*8kB (UME) 
[  381.824575]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.827643] 105*16kB (UME) 
[  381.832134]  __alloc_skb+0x119/0x770
[  381.834251] 43*32kB (UM) 
[  381.838753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.841567] 1*64kB 
[  381.845785]  ? netdev_alloc_frag+0x1f0/0x1f0
[  381.848684] (U) 
[  381.852386]  ? lock_downgrade+0x900/0x900
[  381.855109] 0*128kB 0*256kB 
[  381.860379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.862586] 0*512kB 
[  381.866978]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.868935] 0*1024kB 0*2048kB 
[  381.873090]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.876071] 0*4096kB = 13924kB
[  381.881593]  ? addrconf_rs_timer+0x690/0x690
[  381.883893] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.889329]  ndisc_alloc_skb+0x144/0x340
[  381.892491] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.897921]  ndisc_send_rs+0x331/0x6e0
[  381.901086] 7036 total pagecache pages
[  381.905481]  addrconf_rs_timer+0x314/0x690
[  381.914310] 0 pages in swap cache
[  381.918351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.926911] Swap cache stats: add 0, delete 0, find 0/0
[  381.930787]  call_timer_fn+0x272/0x920
[  381.934640] Free swap  = 0kB
[  381.938944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.942365] Total swap = 0kB
[  381.946583]  ? process_timeout+0x40/0x40
[  381.951917] 1965979 pages RAM
[  381.955794]  ? __run_timers+0x7da/0xc70
[  381.958775] 0 pages HighMem/MovableOnly
[  381.958799] 342867 pages reserved
[  381.963018]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.966016] 0 pages cma reserved
[  381.970061]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.973202] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.977085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.977100]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.981098] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.984488]  ? trace_hardirqs_on+0xbd/0x310
[  381.988955] syz-fuzzer cpuset=
[  381.992304]  ? kasan_check_read+0x11/0x20
[  381.996767] /
[  382.003258]  ? __run_timers+0x7da/0xc70
[  382.007465]  mems_allowed=0
[  382.012027]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.047481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.051715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.055942]  __run_timers+0x7e5/0xc70
[  382.059747]  ? timer_fixup_init+0x70/0x70
[  382.063892]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.068902]  ? zap_class+0x640/0x640
[  382.072631]  ? enqueue_hrtimer+0x1a5/0x560
[  382.076857]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.082061]  ? find_held_lock+0x36/0x1c0
[  382.086118]  ? zap_class+0x640/0x640
[  382.089833]  ? pvclock_read_flags+0x160/0x160
[  382.094328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.099857]  ? check_preemption_disabled+0x48/0x280
[  382.104873]  ? __lock_is_held+0xb5/0x140
[  382.108933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.114484]  ? check_preemption_disabled+0x48/0x280
[  382.119501]  run_timer_softirq+0x52/0xb0
[  382.123552]  ? rcu_read_lock_sched_held+0x14f/0x180
[  382.128560]  __do_softirq+0x308/0xb7e
[  382.132358]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  382.136844]  ? lock_downgrade+0x900/0x900
[  382.141000]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  382.146119]  ? pvclock_read_flags+0x160/0x160
[  382.150614]  ? lapic_next_event+0x5a/0x90
[  382.154757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.160293]  ? kvm_clock_read+0x18/0x30
[  382.164264]  ? kvm_sched_clock_read+0x9/0x20
[  382.168669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.174201]  ? check_preemption_disabled+0x48/0x280
[  382.179218]  irq_exit+0x17f/0x1c0
[  382.182666]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.187501]  ? smp_reschedule_interrupt+0x109/0x650
[  382.192510]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.198390]  ? interrupt_entry+0xb5/0xc0
[  382.202444]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.207456]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.212471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.217330]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.222341]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.227350]  ? task_prio+0x50/0x50
[  382.230888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.236431]  ? check_preemption_disabled+0x48/0x280
[  382.241445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.246288]  apic_timer_interrupt+0xf/0x20
[  382.250509]  </IRQ>
[  382.252745] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  382.257687] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  382.276579] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  382.284280] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  382.291540] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  382.298818] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  382.306079] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  382.313339] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  382.320629]  skb_clone+0x1bb/0x500
[  382.324173]  ? finish_task_switch+0x2f4/0x910
[  382.328700]  ? skb_split+0x11e0/0x11e0
[  382.332584]  ? preempt_notifier_register+0x200/0x200
[  382.337678]  ? __switch_to_asm+0x34/0x70
[  382.341730]  ? __switch_to_asm+0x34/0x70
[  382.345779]  ? __switch_to_asm+0x40/0x70
[  382.349829]  ? __switch_to_asm+0x34/0x70
[  382.353882]  ? __switch_to_asm+0x40/0x70
[  382.357952]  ? __switch_to_asm+0x34/0x70
[  382.362013]  ? __switch_to_asm+0x40/0x70
[  382.366064]  ? __switch_to_asm+0x34/0x70
[  382.370116]  ? __switch_to_asm+0x34/0x70
[  382.374183]  ? __switch_to_asm+0x40/0x70
[  382.378238]  ? __switch_to_asm+0x34/0x70
[  382.382298]  bpf_clone_redirect+0xb9/0x490
[  382.386525]  ? __schedule+0x8d7/0x21d0
[  382.390411]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  382.395434]  ? __sched_text_start+0x8/0x8
[  382.399583]  ? find_held_lock+0x36/0x1c0
[  382.403644]  ? lock_acquire+0x1ed/0x520
[  382.407631]  ? bpf_test_run+0x3cb/0x780
[  382.411600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.417130]  ? check_preemption_disabled+0x48/0x280
[  382.422165]  ? kasan_check_read+0x11/0x20
[  382.426397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.431669]  ? rcu_softirq_qs+0x20/0x20
[  382.435640]  ? preempt_schedule+0x4d/0x60
[  382.439781]  ? ___preempt_schedule+0x16/0x18
[  382.444190]  ? bpf_test_run+0x25d/0x780
[  382.448179]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.452581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.458114]  ? bpf_test_init.isra.10+0x70/0x100
[  382.462791]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  382.467553]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.472391]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.477920]  ? fput+0x130/0x1a0
[  382.481199]  ? __bpf_prog_get+0x9b/0x290
[  382.485259]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.490105]  ? bpf_prog_test_run+0x130/0x1a0
[  382.494518]  ? __x64_sys_bpf+0x3d8/0x520
[  382.498574]  ? bpf_prog_get+0x20/0x20
[  382.502389]  ? do_syscall_64+0x1b9/0x820
[  382.506449]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.511811]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.516736]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.521744]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.526755]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  382.533420]  ? __switch_to_asm+0x40/0x70
[  382.537483]  ? __switch_to_asm+0x34/0x70
[  382.541543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.546386]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.551761] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  382.551823] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.558337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.558341] Call Trace:
[  382.558346]  <IRQ>
[  382.558360]  dump_stack+0x244/0x39d
[  382.558378]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.565016] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.574194]  warn_alloc.cold.117+0xb7/0x1bd
[  382.576743] syz-executor0 cpuset=
[  382.578880]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.582478] syz0
[  382.587653]  ? lock_downgrade+0x900/0x900
[  382.598109]  mems_allowed=0
[  382.602427]  ? trace_hardirqs_off+0xb8/0x310
[  382.624163]  ? trace_hardirqs_off+0xb8/0x310
[  382.628577]  __alloc_pages_slowpath+0x2660/0x2d70
[  382.633442]  ? warn_alloc+0x120/0x120
[  382.637239]  ? warn_alloc+0x120/0x120
[  382.641036]  ? print_usage_bug+0xc0/0xc0
[  382.645091]  ? warn_alloc+0x120/0x120
[  382.648894]  ? print_usage_bug+0xc0/0xc0
[  382.652953]  ? __lock_acquire+0x62f/0x4c20
[  382.657180]  ? __lock_acquire+0x62f/0x4c20
[  382.661423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.666978]  ? should_fail+0x22d/0xd01
[  382.670866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.675961]  ? __lock_acquire+0x62f/0x4c20
[  382.680194]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.685288]  ? __lock_acquire+0x62f/0x4c20
[  382.689515]  ? should_fail+0x22d/0xd01
[  382.693402]  ? find_held_lock+0x36/0x1c0
[  382.697482]  ? mark_held_locks+0x130/0x130
[  382.701830]  ? mark_held_locks+0x130/0x130
[  382.706056]  ? zap_class+0x640/0x640
[  382.709762]  ? zap_class+0x640/0x640
[  382.713473]  ? print_usage_bug+0xc0/0xc0
[  382.717524]  ? do_raw_spin_unlock+0xa7/0x330
[  382.721927]  ? zap_class+0x640/0x640
[  382.725638]  ? print_usage_bug+0xc0/0xc0
[  382.729695]  ? wq_watchdog_touch+0x9c/0xfe
[  382.733926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.739456]  ? check_preemption_disabled+0x48/0x280
[  382.744475]  ? __lock_is_held+0xb5/0x140
[  382.748535]  __alloc_pages_nodemask+0xa80/0xde0
[  382.753198]  ? zap_class+0x640/0x640
[  382.756910]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  382.761933]  ? find_held_lock+0x36/0x1c0
[  382.765998]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.770663]  ? lock_downgrade+0x900/0x900
[  382.774812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.780346]  cache_grow_begin+0xa5/0x8c0
[  382.784399]  ? do_raw_spin_unlock+0xa7/0x330
[  382.788808]  fallback_alloc+0x204/0x2e0
[  382.792783]  ____cache_alloc_node+0x1c7/0x1e0
[  382.797278]  kmem_cache_alloc_node+0xe3/0x730
[  382.801767]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.806006]  __alloc_skb+0x119/0x770
[  382.809730]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.815006]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.819407]  ? lock_downgrade+0x900/0x900
[  382.823558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.829092]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.834546]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.839990]  ? addrconf_rs_timer+0x690/0x690
[  382.844403]  ndisc_alloc_skb+0x144/0x340
[  382.848466]  ndisc_send_rs+0x331/0x6e0
[  382.852360]  addrconf_rs_timer+0x314/0x690
[  382.856599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.860845]  call_timer_fn+0x272/0x920
[  382.864724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.868957]  ? process_timeout+0x40/0x40
[  382.873020]  ? mark_held_locks+0xc7/0x130
[  382.877166]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.881653]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.886150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.890381]  ? lockdep_hardirqs_on+0x296/0x5b0
[  382.894959]  ? trace_hardirqs_on+0xbd/0x310
[  382.899272]  ? kasan_check_read+0x11/0x20
[  382.903415]  ? __run_timers+0x7da/0xc70
[  382.907387]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.912487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.916719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.920948]  __run_timers+0x7e5/0xc70
[  382.924744]  ? rcu_irq_exit+0x1a2/0x390
[  382.928725]  ? timer_fixup_init+0x70/0x70
[  382.932868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.938399]  ? check_preemption_disabled+0x48/0x280
[  382.943431]  ? mark_held_locks+0xc7/0x130
[  382.947576]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.952593]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.957351]  ? retint_kernel+0x2d/0x2d
[  382.961241]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.966166]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.970921]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.976367]  ? zap_class+0x640/0x640
[  382.980084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.985631]  ? check_preemption_disabled+0x48/0x280
[  382.990663]  ? __lock_is_held+0xb5/0x140
[  382.994715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.000248]  ? check_preemption_disabled+0x48/0x280
[  383.005267]  run_timer_softirq+0x52/0xb0
[  383.009319]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.014331]  __do_softirq+0x308/0xb7e
[  383.018146]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.022631]  ? lock_downgrade+0x900/0x900
[  383.026775]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.031896]  ? pvclock_read_flags+0x160/0x160
[  383.036390]  ? lapic_next_event+0x5a/0x90
[  383.040530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.046064]  ? kvm_clock_read+0x18/0x30
[  383.050037]  ? kvm_sched_clock_read+0x9/0x20
[  383.054440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.059969]  ? check_preemption_disabled+0x48/0x280
[  383.064986]  irq_exit+0x17f/0x1c0
[  383.068434]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.073273]  ? smp_reschedule_interrupt+0x109/0x650
[  383.078285]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.084173]  ? interrupt_entry+0xb5/0xc0
[  383.088227]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.093236]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.098250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.103095]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.108119]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.113130]  ? task_prio+0x50/0x50
[  383.116665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.122200]  ? check_preemption_disabled+0x48/0x280
[  383.127217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.132061]  apic_timer_interrupt+0xf/0x20
[  383.136286]  </IRQ>
[  383.138517] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  383.143701] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  383.162678] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  383.170386] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  383.177663] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  383.184923] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  383.192183] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  383.199460] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  383.206749]  retint_kernel+0x1b/0x2d
[  383.210459] RIP: 0010:dump_stack+0x358/0x39d
[  383.214864] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  383.233754] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  383.241455] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  383.248716] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  383.255988] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  383.263268] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  383.270530] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  383.277807]  ? dump_stack+0x34f/0x39d
[  383.281612]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.286807]  dump_header+0x27b/0xf72
[  383.290521]  ? mark_held_locks+0x130/0x130
[  383.294750]  ? pagefault_out_of_memory+0x197/0x197
[  383.299684]  ? __lock_acquire+0x62f/0x4c20
[  383.303909]  ? zap_class+0x640/0x640
[  383.307622]  ? percpu_ref_get_many+0x240/0x240
[  383.312197]  ? print_usage_bug+0xc0/0xc0
[  383.316252]  ? print_usage_bug+0xc0/0xc0
[  383.320313]  ? zap_class+0x640/0x640
[  383.324021]  ? print_usage_bug+0xc0/0xc0
[  383.328085]  ? print_usage_bug+0xc0/0xc0
[  383.332148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.337772]  ? find_held_lock+0x36/0x1c0
[  383.341831]  ? mark_held_locks+0xc7/0x130
[  383.345980]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  383.351085]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  383.356195]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  383.360781]  ? trace_hardirqs_on+0xbd/0x310
[  383.365098]  ? kasan_check_read+0x11/0x20
[  383.369240]  ? ___ratelimit+0x3b4/0x672
[  383.373215]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.378315]  ? trace_hardirqs_on+0x310/0x310
[  383.382739]  ? lock_downgrade+0x900/0x900
[  383.386887]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  383.391986]  ? ___ratelimit+0x3b9/0x672
[  383.395973]  ? idr_get_free+0xec0/0xec0
[  383.399939]  ? find_held_lock+0x36/0x1c0
[  383.404002]  oom_kill_process.cold.27+0x10/0x903
[  383.408749]  ? zap_class+0x640/0x640
[  383.412472]  ? check_preemption_disabled+0x48/0x280
[  383.417488]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.422410]  ? kasan_check_read+0x11/0x20
[  383.426553]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.431845]  ? oom_evaluate_task+0x540/0x540
[  383.436256]  ? find_held_lock+0x36/0x1c0
[  383.440323]  ? out_of_memory+0x974/0x1430
[  383.444467]  ? lock_downgrade+0x900/0x900
[  383.448613]  ? check_preemption_disabled+0x48/0x280
[  383.453632]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.458553]  ? kasan_check_read+0x11/0x20
[  383.462710]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.467985]  ? rcu_softirq_qs+0x20/0x20
[  383.471982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.477511]  ? oom_evaluate_task+0x302/0x540
[  383.481916]  out_of_memory+0xa84/0x1430
[  383.485892]  ? oom_killer_disable+0x3a0/0x3a0
[  383.490380]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  383.495307]  ? __mutex_add_waiter+0x2a0/0x2a0
[  383.499814]  __alloc_pages_slowpath+0x22d4/0x2d70
[  383.504680]  ? warn_alloc+0x120/0x120
[  383.508475]  ? rcu_softirq_qs+0x20/0x20
[  383.512921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.518451]  ? should_fail+0x22d/0xd01
[  383.522341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.527440]  ? zap_class+0x640/0x640
[  383.531167]  ? __lock_is_held+0xb5/0x140
[  383.535229]  ? mark_held_locks+0x130/0x130
[  383.539460]  ? lock_release+0xa00/0xa00
[  383.543432]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.548883]  ? __might_sleep+0x95/0x190
[  383.552855]  __alloc_pages_nodemask+0xa80/0xde0
[  383.557527]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  383.562544]  ? __page_cache_alloc+0x191/0x5c0
[  383.567035]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.571964]  ? kasan_check_read+0x11/0x20
[  383.576111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.581388]  ? zap_class+0x640/0x640
[  383.585104]  ? zap_class+0x640/0x640
[  383.588813]  ? zap_class+0x640/0x640
[  383.592518]  ? __do_page_cache_readahead+0x7ce/0x980
[  383.597621]  ? find_held_lock+0x36/0x1c0
[  383.601786]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  383.607322]  alloc_pages_current+0x173/0x350
[  383.611731]  __page_cache_alloc+0x38c/0x5c0
[  383.616052]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.620972]  ? kasan_check_read+0x11/0x20
[  383.625117]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.630394]  ? generic_perform_write+0x6a0/0x6a0
[  383.635147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.640677]  ? check_preemption_disabled+0x48/0x280
[  383.645714]  filemap_fault+0x1594/0x25f0
[  383.649783]  ? __lock_page_or_retry+0xa00/0xa00
[  383.654461]  ? mark_held_locks+0x130/0x130
[  383.658689]  ? rcu_softirq_qs+0x20/0x20
[  383.662686]  ? filemap_map_pages+0xe04/0x1990
[  383.667203]  ? __free_object+0x173/0x340
[  383.671262]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  383.676188]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.681825]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  383.686499]  ? debug_object_free+0x32d/0x690
[  383.690912]  ? kasan_check_read+0x11/0x20
[  383.695076]  ? debug_object_destroy+0x2b0/0x2b0
[  383.699744]  ? lock_pi_update_atomic+0x150/0x150
[  383.704494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.710029]  ? __hrtimer_init+0xdb/0x240
[  383.714111]  ? lock_acquire+0x1ed/0x520
[  383.718083]  ? ext4_filemap_fault+0x7a/0xad
[  383.722408]  ? lock_release+0xa00/0xa00
[  383.726383]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.731828]  ? print_usage_bug+0xc0/0xc0
[  383.735883]  ? print_usage_bug+0xc0/0xc0
[  383.739950]  ? down_read+0x8d/0x120
[  383.743577]  ? ext4_filemap_fault+0x7a/0xad
[  383.747895]  ? __down_interruptible+0x700/0x700
[  383.752585]  ext4_filemap_fault+0x82/0xad
[  383.756731]  __do_fault+0x100/0x6b0
[  383.760355]  ? pmd_devmap_trans_unstable+0x220/0x220
[  383.765458]  ? mark_held_locks+0x130/0x130
[  383.769690]  ? mark_held_locks+0x130/0x130
[  383.773922]  ? debug_smp_processor_id+0x1c/0x20
[  383.778599]  ? perf_trace_lock+0x14d/0x7a0
[  383.782833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.788368]  __handle_mm_fault+0x307c/0x5920
[  383.792777]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  383.797613]  ? lock_is_held_type+0x210/0x210
[  383.802040]  ? zap_class+0x640/0x640
[  383.805749]  ? zap_class+0x640/0x640
[  383.809468]  ? __x64_sys_futex+0x53e/0x6a0
[  383.813699]  ? find_held_lock+0x36/0x1c0
[  383.817765]  ? handle_mm_fault+0x42a/0xc70
[  383.821994]  ? lock_downgrade+0x900/0x900
[  383.826139]  ? check_preemption_disabled+0x48/0x280
[  383.831153]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.836077]  ? kasan_check_read+0x11/0x20
[  383.840217]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.845491]  ? rcu_softirq_qs+0x20/0x20
[  383.849459]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.854557]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.860092]  ? check_preemption_disabled+0x48/0x280
[  383.865110]  handle_mm_fault+0x54f/0xc70
[  383.869170]  ? __handle_mm_fault+0x5920/0x5920
[  383.873755]  ? find_vma+0x34/0x190
[  383.877295]  __do_page_fault+0x5e8/0xe60
[  383.881351]  ? trace_hardirqs_off+0xb8/0x310
[  383.885752]  ? __ia32_sys_read+0xb0/0xb0
[  383.889813]  do_page_fault+0xf2/0x7e0
[  383.893624]  ? vmalloc_sync_all+0x30/0x30
[  383.897767]  ? error_entry+0x70/0xd0
[  383.901475]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.906486]  ? trace_hardirqs_on_caller+0xc0/0x310
[  383.911415]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.916337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.921174]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.926180]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.932410]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.937424]  ? page_fault+0x8/0x30
[  383.940969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.945808]  ? page_fault+0x8/0x30
[  383.949343]  page_fault+0x1e/0x30
[  383.952791] RIP: 0033:0x45ddf3
[  383.955988] Code: Bad RIP value.
[  383.959350] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  383.964708] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  383.971967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  383.979228] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  383.986503] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  383.993768] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  384.001053] warn_alloc_show_mem: 1 callbacks suppressed
[  384.001061] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  384.001063] Mem-Info:
[  384.001091] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  384.001091]  active_file:13 inactive_file:13 isolated_file:0
[  384.001091]  unevictable:0 dirty:0 writeback:0 unstable:0
[  384.001091]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  384.001091]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  384.001091]  free:13753 free_pcp:603 free_cma:0
[  384.006433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.006439] Call Trace:
[  384.013361] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  384.015745]  <IRQ>
[  384.048950] Node 0 
[  384.058292]  dump_stack+0x244/0x39d
[  384.060868] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  384.088417]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.090539] lowmem_reserve[]: 0
[  384.092779]  warn_alloc.cold.117+0xb7/0x1bd
[  384.096371]  2818
[  384.121944]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.127098]  6321 6321
[  384.130367]  ? lock_downgrade+0x900/0x900
[  384.136717]  ? trace_hardirqs_off+0xb8/0x310
[  384.141528] Node 0 
[  384.144028]  ? trace_hardirqs_off+0xb8/0x310
[  384.148161] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  384.152536]  __alloc_pages_slowpath+0x2660/0x2d70
[  384.154750] lowmem_reserve[]:
[  384.159166]  ? warn_alloc+0x120/0x120
[  384.186089]  0 0
[  384.190927]  ? warn_alloc+0x120/0x120
[  384.194006]  3503 3503
[  384.197806]  ? print_usage_bug+0xc0/0xc0
[  384.199753] Node 0 
[  384.203540]  ? warn_alloc+0x120/0x120
[  384.206038] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  384.210064]  ? print_usage_bug+0xc0/0xc0
[  384.212272] lowmem_reserve[]:
[  384.216063]  ? __lock_acquire+0x62f/0x4c20
[  384.244567]  0 0
[  384.248624]  ? __lock_acquire+0x62f/0x4c20
[  384.251698]  0
[  384.255938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.257881]  0
[  384.262110]  ? should_fail+0x22d/0xd01
[  384.263898] Node 0 
[  384.269419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.271196] DMA: 
[  384.275068]  ? __lock_acquire+0x62f/0x4c20
[  384.277276] 1*4kB 
[  384.282364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.284396] (U) 
[  384.288616]  ? __lock_acquire+0x62f/0x4c20
[  384.290734] 0*8kB 0*16kB 
[  384.295826]  ? should_fail+0x22d/0xd01
[  384.297768] 1*32kB (U) 
[  384.302013]  ? mark_held_locks+0x130/0x130
[  384.304727] 2*64kB (U) 
[  384.308607]  ? mark_held_locks+0x130/0x130
[  384.311173] 1*128kB 
[  384.315397]  ? zap_class+0x640/0x640
[  384.317944] (U) 1*256kB 
[  384.322171]  ? print_usage_bug+0xc0/0xc0
[  384.324468] (U) 
[  384.328166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.330819] 0*512kB 
[  384.334862]  ? check_preemption_disabled+0x48/0x280
[  384.336809] 1*1024kB 
[  384.342333]  ? __lock_is_held+0xb5/0x140
[  384.344636] (U) 
[  384.349656]  __alloc_pages_nodemask+0xa80/0xde0
[  384.352035] 1*2048kB 
[  384.356079]  ? zap_class+0x640/0x640
[  384.358025] (M) 
[  384.362679]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  384.365065] 3*4096kB 
[  384.368775]  ? find_held_lock+0x36/0x1c0
[  384.370718] (M) = 15908kB
[  384.375733]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.378112] Node 0 
[  384.382157]  ? lock_downgrade+0x900/0x900
[  384.384882] DMA32: 5*4kB 
[  384.389547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.391753] (UM) 
[  384.395891]  cache_grow_begin+0xa5/0x8c0
[  384.398615] 1*8kB (H) 
[  384.404141]  ? do_raw_spin_unlock+0xa7/0x330
[  384.406190] 2*16kB (M) 
[  384.410263]  fallback_alloc+0x204/0x2e0
[  384.412723] 3*32kB (M) 
[  384.417125]  ____cache_alloc_node+0x1c7/0x1e0
[  384.419689] 3*64kB (MH) 
[  384.423669]  kmem_cache_alloc_node+0xe3/0x730
[  384.426227] 4*128kB (M) 
[  384.430712]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.433351] 5*256kB (UMH) 
[  384.437843]  __alloc_skb+0x119/0x770
[  384.440481] 5*512kB 
[  384.444699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.447511] (UMH) 
[  384.451214]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.453507] 4*1024kB (UMH) 
[  384.458890]  ? lock_downgrade+0x900/0x900
[  384.461016] 2*2048kB 
[  384.465412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.468312] (UM) 
[  384.472447]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.474824] 3*4096kB (M) 
[  384.480356]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.482385] = 25180kB
[  384.482392] Node 0 
[  384.487828]  ? addrconf_rs_timer+0x690/0x690
[  384.490552] Normal: 1917*4kB 
[  384.496009]  ndisc_alloc_skb+0x144/0x340
[  384.498384] (UME) 
[  384.500616]  ndisc_send_rs+0x331/0x6e0
[  384.504997] 392*8kB 
[  384.508102]  addrconf_rs_timer+0x314/0x690
[  384.512152] (UME) 
[  384.514292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.518163] 105*16kB 
[  384.520489]  call_timer_fn+0x272/0x920
[  384.524686] (UME) 
[  384.526823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.531031] 43*32kB 
[  384.533426]  ? process_timeout+0x40/0x40
[  384.537281] (UM) 
[  384.539423]  ? __run_timers+0x7da/0xc70
[  384.543624] 1*64kB 
[  384.545937]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.549985] (U) 
[  384.552036]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.555978] 0*128kB 0*256kB 
[  384.558226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.562696] 0*512kB 0*1024kB 
[  384.564664]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.569125] 0*2048kB 0*4096kB 
[  384.572148]  ? trace_hardirqs_on+0xbd/0x310
[  384.576350] = 13924kB
[  384.576363] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  384.579451]  ? kasan_check_read+0x11/0x20
[  384.584008] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  384.587180]  ? __run_timers+0x7da/0xc70
[  384.591469] 7036 total pagecache pages
[  384.593868]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.602680] 0 pages in swap cache
[  384.606816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.615355] Swap cache stats: add 0, delete 0, find 0/0
[  384.619325]  __run_timers+0x7e5/0xc70
[  384.623181] Free swap  = 0kB
[  384.628278]  ? timer_fixup_init+0x70/0x70
[  384.631713] Total swap = 0kB
[  384.636061]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.641392] 1965979 pages RAM
[  384.645177]  ? zap_class+0x640/0x640
[  384.648164] 0 pages HighMem/MovableOnly
[  384.648171] 342867 pages reserved
[  384.652305]  ? enqueue_hrtimer+0x1a5/0x560
[  384.655298] 0 pages cma reserved
[  384.660299]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.663498] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.667086]  ? find_held_lock+0x36/0x1c0
[  384.671083] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.674468]  ? zap_class+0x640/0x640
[  384.678675] syz-fuzzer cpuset=
[  384.682029]  ? pvclock_read_flags+0x160/0x160
[  384.687188] /
[  384.693664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.697695]  mems_allowed=0
[  384.707901]  ? check_preemption_disabled+0x48/0x280
[  384.734366]  ? __lock_is_held+0xb5/0x140
[  384.738420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.743980]  ? check_preemption_disabled+0x48/0x280
[  384.748994]  run_timer_softirq+0x52/0xb0
[  384.753050]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.758062]  __do_softirq+0x308/0xb7e
[  384.761858]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.766344]  ? lock_downgrade+0x900/0x900
[  384.770489]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.775592]  ? pvclock_read_flags+0x160/0x160
[  384.780080]  ? lapic_next_event+0x5a/0x90
[  384.784222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.789757]  ? kvm_clock_read+0x18/0x30
[  384.793728]  ? kvm_sched_clock_read+0x9/0x20
[  384.798132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.803662]  ? check_preemption_disabled+0x48/0x280
[  384.808678]  irq_exit+0x17f/0x1c0
[  384.812126]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.816970]  ? smp_reschedule_interrupt+0x109/0x650
[  384.821984]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.827863]  ? interrupt_entry+0xb5/0xc0
[  384.831917]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.836936]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.841965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.846823]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.851830]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.856844]  ? task_prio+0x50/0x50
[  384.860377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.865906]  ? check_preemption_disabled+0x48/0x280
[  384.870919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.875772]  apic_timer_interrupt+0xf/0x20
[  384.879994]  </IRQ>
[  384.882231] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  384.887155] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  384.906049] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  384.913751] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  384.921011] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  384.928271] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  384.935530] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  384.942790] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  384.950082]  skb_clone+0x1bb/0x500
[  384.953617]  ? finish_task_switch+0x2f4/0x910
[  384.958110]  ? skb_split+0x11e0/0x11e0
[  384.961992]  ? preempt_notifier_register+0x200/0x200
[  384.967089]  ? __switch_to_asm+0x34/0x70
[  384.971147]  ? __switch_to_asm+0x34/0x70
[  384.975202]  ? __switch_to_asm+0x40/0x70
[  384.979256]  ? __switch_to_asm+0x34/0x70
[  384.983312]  ? __switch_to_asm+0x40/0x70
[  384.987367]  ? __switch_to_asm+0x34/0x70
[  384.991435]  ? __switch_to_asm+0x40/0x70
[  384.995488]  ? __switch_to_asm+0x34/0x70
[  384.999541]  ? __switch_to_asm+0x34/0x70
[  385.003597]  ? __switch_to_asm+0x40/0x70
[  385.007651]  ? __switch_to_asm+0x34/0x70
[  385.011712]  bpf_clone_redirect+0xb9/0x490
[  385.015954]  ? __schedule+0x8d7/0x21d0
[  385.019840]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  385.024861]  ? __sched_text_start+0x8/0x8
[  385.029015]  ? find_held_lock+0x36/0x1c0
[  385.033074]  ? lock_acquire+0x1ed/0x520
[  385.037042]  ? bpf_test_run+0x3cb/0x780
[  385.041010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.046541]  ? check_preemption_disabled+0x48/0x280
[  385.051556]  ? kasan_check_read+0x11/0x20
[  385.055698]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.060969]  ? rcu_softirq_qs+0x20/0x20
[  385.064952]  ? preempt_schedule+0x4d/0x60
[  385.069091]  ? ___preempt_schedule+0x16/0x18
[  385.073498]  ? bpf_test_run+0x25d/0x780
[  385.077475]  ? netlink_diag_dump+0x2a0/0x2a0
[  385.081879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.087410]  ? bpf_test_init.isra.10+0x70/0x100
[  385.092078]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  385.096850]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.101688]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.107220]  ? fput+0x130/0x1a0
[  385.110513]  ? __bpf_prog_get+0x9b/0x290
[  385.114573]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.119408]  ? bpf_prog_test_run+0x130/0x1a0
[  385.123813]  ? __x64_sys_bpf+0x3d8/0x520
[  385.127878]  ? bpf_prog_get+0x20/0x20
[  385.131688]  ? do_syscall_64+0x1b9/0x820
[  385.135760]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  385.141120]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.146044]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.151052]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.156065]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  385.162727]  ? __switch_to_asm+0x40/0x70
[  385.166779]  ? __switch_to_asm+0x34/0x70
[  385.170837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.175681]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.181054] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  385.181124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.187627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.187632] Call Trace:
[  385.187637]  <IRQ>
[  385.187650]  dump_stack+0x244/0x39d
[  385.187668]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.194204] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.203502]  warn_alloc.cold.117+0xb7/0x1bd
[  385.206071] syz-executor0 cpuset=
[  385.208209]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.211803] syz0
[  385.216977]  ? lock_downgrade+0x900/0x900
[  385.227427]  mems_allowed=0
[  385.249015]  ? trace_hardirqs_off+0xb8/0x310
[  385.253427]  ? trace_hardirqs_off+0xb8/0x310
[  385.257838]  __alloc_pages_slowpath+0x2660/0x2d70
[  385.262705]  ? warn_alloc+0x120/0x120
[  385.266506]  ? zap_class+0x640/0x640
[  385.270334]  ? warn_alloc+0x120/0x120
[  385.274130]  ? print_usage_bug+0xc0/0xc0
[  385.278186]  ? warn_alloc+0x120/0x120
[  385.281984]  ? print_usage_bug+0xc0/0xc0
[  385.286042]  ? __lock_acquire+0x62f/0x4c20
[  385.290272]  ? __lock_acquire+0x62f/0x4c20
[  385.294502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.300035]  ? should_fail+0x22d/0xd01
[  385.303938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.309037]  ? __lock_acquire+0x62f/0x4c20
[  385.313290]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.318384]  ? __lock_acquire+0x62f/0x4c20
[  385.322613]  ? should_fail+0x22d/0xd01
[  385.326495]  ? find_held_lock+0x36/0x1c0
[  385.330557]  ? mark_held_locks+0x130/0x130
[  385.334792]  ? mark_held_locks+0x130/0x130
[  385.339018]  ? zap_class+0x640/0x640
[  385.342728]  ? zap_class+0x640/0x640
[  385.346439]  ? print_usage_bug+0xc0/0xc0
[  385.350507]  ? do_raw_spin_unlock+0xa7/0x330
[  385.354917]  ? zap_class+0x640/0x640
[  385.358634]  ? print_usage_bug+0xc0/0xc0
[  385.362702]  ? wq_watchdog_touch+0x9c/0xfe
[  385.366942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.372473]  ? check_preemption_disabled+0x48/0x280
[  385.377490]  ? __lock_is_held+0xb5/0x140
[  385.381553]  __alloc_pages_nodemask+0xa80/0xde0
[  385.386214]  ? zap_class+0x640/0x640
[  385.389934]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  385.394970]  ? find_held_lock+0x36/0x1c0
[  385.399033]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.403700]  ? lock_downgrade+0x900/0x900
[  385.407851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.413388]  cache_grow_begin+0xa5/0x8c0
[  385.417446]  ? do_raw_spin_unlock+0xa7/0x330
[  385.421856]  fallback_alloc+0x204/0x2e0
[  385.425830]  ____cache_alloc_node+0x1c7/0x1e0
[  385.430322]  kmem_cache_alloc_node+0xe3/0x730
[  385.434812]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.439050]  __alloc_skb+0x119/0x770
[  385.442851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.448126]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.452527]  ? lock_downgrade+0x900/0x900
[  385.456693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.462224]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.467673]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.473116]  ? addrconf_rs_timer+0x690/0x690
[  385.477529]  ndisc_alloc_skb+0x144/0x340
[  385.481592]  ndisc_send_rs+0x331/0x6e0
[  385.485479]  addrconf_rs_timer+0x314/0x690
[  385.489710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.493957]  call_timer_fn+0x272/0x920
[  385.497838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.502068]  ? process_timeout+0x40/0x40
[  385.506142]  ? mark_held_locks+0xc7/0x130
[  385.510289]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.515123]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.519616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.523846]  ? lockdep_hardirqs_on+0x296/0x5b0
[  385.528428]  ? trace_hardirqs_on+0xbd/0x310
[  385.532746]  ? kasan_check_read+0x11/0x20
[  385.536908]  ? __run_timers+0x7da/0xc70
[  385.540876]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.545997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.550231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.554461]  __run_timers+0x7e5/0xc70
[  385.558255]  ? rcu_irq_exit+0x1a2/0x390
[  385.562230]  ? timer_fixup_init+0x70/0x70
[  385.566374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.571914]  ? check_preemption_disabled+0x48/0x280
[  385.576929]  ? mark_held_locks+0xc7/0x130
[  385.581076]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  385.586090]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.590843]  ? retint_kernel+0x2d/0x2d
[  385.594731]  ? trace_hardirqs_on_caller+0xc0/0x310
[  385.599652]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.604408]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.609851]  ? zap_class+0x640/0x640
[  385.613574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.619105]  ? check_preemption_disabled+0x48/0x280
[  385.624121]  ? __lock_is_held+0xb5/0x140
[  385.628179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.633706]  ? check_preemption_disabled+0x48/0x280
[  385.638728]  run_timer_softirq+0x52/0xb0
[  385.642785]  ? rcu_read_lock_sched_held+0x14f/0x180
[  385.647794]  __do_softirq+0x308/0xb7e
[  385.651594]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  385.656082]  ? lock_downgrade+0x900/0x900
[  385.660235]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  385.665339]  ? pvclock_read_flags+0x160/0x160
[  385.669830]  ? lapic_next_event+0x5a/0x90
[  385.673974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.680035]  ? kvm_clock_read+0x18/0x30
[  385.684017]  ? kvm_sched_clock_read+0x9/0x20
[  385.688422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.693953]  ? check_preemption_disabled+0x48/0x280
[  385.698976]  irq_exit+0x17f/0x1c0
[  385.702427]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.707262]  ? smp_reschedule_interrupt+0x109/0x650
[  385.712279]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.718156]  ? interrupt_entry+0xb5/0xc0
[  385.722297]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.727305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.732320]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.737154]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.742165]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.747175]  ? task_prio+0x50/0x50
[  385.750710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.756238]  ? check_preemption_disabled+0x48/0x280
[  385.761251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.766098]  apic_timer_interrupt+0xf/0x20
[  385.770318]  </IRQ>
[  385.772550] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  385.777737] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  385.796630] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  385.804335] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  385.811595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  385.818883] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  385.826148] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  385.833412] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  385.840700]  retint_kernel+0x1b/0x2d
[  385.844407] RIP: 0010:dump_stack+0x358/0x39d
[  385.848809] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  385.867702] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  385.875404] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  385.882675] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  385.889931] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  385.897187] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  385.904446] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  385.911721]  ? dump_stack+0x34f/0x39d
[  385.915545]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.920749]  dump_header+0x27b/0xf72
[  385.924466]  ? mark_held_locks+0x130/0x130
[  385.928698]  ? pagefault_out_of_memory+0x197/0x197
[  385.933622]  ? __lock_acquire+0x62f/0x4c20
[  385.937936]  ? zap_class+0x640/0x640
[  385.941647]  ? percpu_ref_get_many+0x240/0x240
[  385.946233]  ? print_usage_bug+0xc0/0xc0
[  385.950288]  ? print_usage_bug+0xc0/0xc0
[  385.954350]  ? zap_class+0x640/0x640
[  385.958065]  ? print_usage_bug+0xc0/0xc0
[  385.962118]  ? print_usage_bug+0xc0/0xc0
[  385.966180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.971715]  ? find_held_lock+0x36/0x1c0
[  385.975778]  ? mark_held_locks+0xc7/0x130
[  385.979923]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.985018]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.990112]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.994693]  ? trace_hardirqs_on+0xbd/0x310
[  385.999094]  ? kasan_check_read+0x11/0x20
[  386.003237]  ? ___ratelimit+0x3b4/0x672
[  386.007203]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.012299]  ? trace_hardirqs_on+0x310/0x310
[  386.016701]  ? lock_downgrade+0x900/0x900
[  386.020855]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.025954]  ? ___ratelimit+0x3b9/0x672
[  386.029927]  ? idr_get_free+0xec0/0xec0
[  386.033893]  ? find_held_lock+0x36/0x1c0
[  386.037955]  oom_kill_process.cold.27+0x10/0x903
[  386.042703]  ? zap_class+0x640/0x640
[  386.046407]  ? check_preemption_disabled+0x48/0x280
[  386.051419]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.056337]  ? kasan_check_read+0x11/0x20
[  386.060499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.065767]  ? oom_evaluate_task+0x540/0x540
[  386.070167]  ? find_held_lock+0x36/0x1c0
[  386.074229]  ? out_of_memory+0x974/0x1430
[  386.078375]  ? lock_downgrade+0x900/0x900
[  386.082548]  ? check_preemption_disabled+0x48/0x280
[  386.087564]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.092484]  ? kasan_check_read+0x11/0x20
[  386.096629]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.101899]  ? rcu_softirq_qs+0x20/0x20
[  386.105876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.111405]  ? oom_evaluate_task+0x302/0x540
[  386.115809]  out_of_memory+0xa84/0x1430
[  386.119780]  ? oom_killer_disable+0x3a0/0x3a0
[  386.124272]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  386.129195]  ? __mutex_add_waiter+0x2a0/0x2a0
[  386.133698]  __alloc_pages_slowpath+0x22d4/0x2d70
[  386.138573]  ? warn_alloc+0x120/0x120
[  386.142372]  ? rcu_softirq_qs+0x20/0x20
[  386.146378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.151919]  ? should_fail+0x22d/0xd01
[  386.155802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.160903]  ? zap_class+0x640/0x640
[  386.164631]  ? __lock_is_held+0xb5/0x140
[  386.168697]  ? mark_held_locks+0x130/0x130
[  386.172930]  ? lock_release+0xa00/0xa00
[  386.176899]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.182354]  ? __might_sleep+0x95/0x190
[  386.186334]  __alloc_pages_nodemask+0xa80/0xde0
[  386.191011]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  386.196027]  ? __page_cache_alloc+0x191/0x5c0
[  386.200518]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.205454]  ? kasan_check_read+0x11/0x20
[  386.209594]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.214865]  ? zap_class+0x640/0x640
[  386.218577]  ? zap_class+0x640/0x640
[  386.222284]  ? zap_class+0x640/0x640
[  386.225990]  ? __do_page_cache_readahead+0x7ce/0x980
[  386.231088]  ? find_held_lock+0x36/0x1c0
[  386.235147]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  386.240699]  alloc_pages_current+0x173/0x350
[  386.245118]  __page_cache_alloc+0x38c/0x5c0
[  386.249433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.254371]  ? kasan_check_read+0x11/0x20
[  386.258530]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.263802]  ? generic_perform_write+0x6a0/0x6a0
[  386.268559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.274091]  ? check_preemption_disabled+0x48/0x280
[  386.279112]  filemap_fault+0x1594/0x25f0
[  386.283180]  ? __lock_page_or_retry+0xa00/0xa00
[  386.287863]  ? mark_held_locks+0x130/0x130
[  386.292096]  ? rcu_softirq_qs+0x20/0x20
[  386.296079]  ? filemap_map_pages+0xe04/0x1990
[  386.300591]  ? __free_object+0x173/0x340
[  386.304648]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  386.309575]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.314671]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  386.319351]  ? debug_object_free+0x32d/0x690
[  386.323753]  ? kasan_check_read+0x11/0x20
[  386.327899]  ? debug_object_destroy+0x2b0/0x2b0
[  386.332567]  ? lock_pi_update_atomic+0x150/0x150
[  386.337317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.342855]  ? __hrtimer_init+0xdb/0x240
[  386.346920]  ? lock_acquire+0x1ed/0x520
[  386.350887]  ? ext4_filemap_fault+0x7a/0xad
[  386.355215]  ? lock_release+0xa00/0xa00
[  386.359185]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.364641]  ? print_usage_bug+0xc0/0xc0
[  386.368721]  ? print_usage_bug+0xc0/0xc0
[  386.372796]  ? down_read+0x8d/0x120
[  386.376417]  ? ext4_filemap_fault+0x7a/0xad
[  386.380747]  ? __down_interruptible+0x700/0x700
[  386.385420]  ext4_filemap_fault+0x82/0xad
[  386.389561]  __do_fault+0x100/0x6b0
[  386.393187]  ? pmd_devmap_trans_unstable+0x220/0x220
[  386.398285]  ? mark_held_locks+0x130/0x130
[  386.402538]  ? mark_held_locks+0x130/0x130
[  386.406770]  ? debug_smp_processor_id+0x1c/0x20
[  386.411433]  ? perf_trace_lock+0x14d/0x7a0
[  386.415669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.421204]  __handle_mm_fault+0x307c/0x5920
[  386.425613]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  386.430450]  ? lock_is_held_type+0x210/0x210
[  386.434872]  ? zap_class+0x640/0x640
[  386.438578]  ? zap_class+0x640/0x640
[  386.442284]  ? __x64_sys_futex+0x53e/0x6a0
[  386.446514]  ? find_held_lock+0x36/0x1c0
[  386.450576]  ? handle_mm_fault+0x42a/0xc70
[  386.454808]  ? lock_downgrade+0x900/0x900
[  386.458962]  ? check_preemption_disabled+0x48/0x280
[  386.463976]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.468899]  ? kasan_check_read+0x11/0x20
[  386.473041]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.478314]  ? rcu_softirq_qs+0x20/0x20
[  386.482287]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.487383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.492916]  ? check_preemption_disabled+0x48/0x280
[  386.497932]  handle_mm_fault+0x54f/0xc70
[  386.501990]  ? __handle_mm_fault+0x5920/0x5920
[  386.506568]  ? find_vma+0x34/0x190
[  386.510122]  __do_page_fault+0x5e8/0xe60
[  386.514174]  ? trace_hardirqs_off+0xb8/0x310
[  386.518575]  ? __ia32_sys_read+0xb0/0xb0
[  386.522637]  do_page_fault+0xf2/0x7e0
[  386.526431]  ? vmalloc_sync_all+0x30/0x30
[  386.530577]  ? error_entry+0x70/0xd0
[  386.534285]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.539293]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.544232]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.549152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.553990]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.558996]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.564447]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.569457]  ? page_fault+0x8/0x30
[  386.573027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.577869]  ? page_fault+0x8/0x30
[  386.581402]  page_fault+0x1e/0x30
[  386.584847] RIP: 0033:0x45ddf3
[  386.588044] Code: Bad RIP value.
[  386.591401] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  386.596756] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  386.604015] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  386.611277] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  386.618541] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  386.625809] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  386.633096] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  386.633100] warn_alloc_show_mem: 1 callbacks suppressed
[  386.633106] Mem-Info:
[  386.640025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.645388] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  386.645388]  active_file:13 inactive_file:13 isolated_file:0
[  386.645388]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.645388]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  386.645388]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  386.645388]  free:13753 free_pcp:603 free_cma:0
[  386.647752] Call Trace:
[  386.657120] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.690239]  <IRQ>
[  386.692812] Node 0 
[  386.720379]  dump_stack+0x244/0x39d
[  386.722524] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.724732]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.728320] lowmem_reserve[]: 0
[  386.753829]  warn_alloc.cold.117+0xb7/0x1bd
[  386.758981]  2818
[  386.762249]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.766548]  6321 6321
[  386.768604]  ? lock_downgrade+0x900/0x900
[  386.775905]  ? trace_hardirqs_off+0xb8/0x310
[  386.780017] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  386.784428]  ? trace_hardirqs_off+0xb8/0x310
[  386.784449]  __alloc_pages_slowpath+0x2660/0x2d70
[  386.811997] lowmem_reserve[]:
[  386.816413]  ? warn_alloc+0x120/0x120
[  386.821203]  0 0
[  386.824302]  ? warn_alloc+0x120/0x120
[  386.828092]  3503
[  386.830056]  ? print_usage_bug+0xc0/0xc0
[  386.833828]  3503
[  386.835875]  ? warn_alloc+0x120/0x120
[  386.839927] Node 0 
[  386.841980]  ? print_usage_bug+0xc0/0xc0
[  386.845776] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  386.847976]  ? __lock_acquire+0x62f/0x4c20
[  386.852003] lowmem_reserve[]: 0
[  386.880531]  ? __lock_acquire+0x62f/0x4c20
[  386.884736]  0
[  386.888005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.892208]  0
[  386.893995]  ? should_fail+0x22d/0xd01
[  386.899522]  0
[  386.901321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.905177] Node 0 
[  386.906978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.912222] DMA: 1*4kB 
[  386.914461]  ? __lock_acquire+0x62f/0x4c20
[  386.919534] (U) 
[  386.922106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.926305] 0*8kB 0*16kB 
[  386.928278]  ? __lock_acquire+0x62f/0x4c20
[  386.933352] 1*32kB 
[  386.936108]  ? should_fail+0x22d/0xd01
[  386.940315] (U) 
[  386.942557]  ? rcu_irq_exit+0x1a2/0x390
[  386.946421] 2*64kB (U) 
[  386.948398]  ? mark_held_locks+0x130/0x130
[  386.952337] 1*128kB (U) 
[  386.954920]  ? mark_held_locks+0x130/0x130
[  386.959135] 1*256kB (U) 
[  386.961811]  ? mark_held_locks+0xc7/0x130
[  386.966009] 0*512kB 1*1024kB 
[  386.968674]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  386.972796] (U) 
[  386.975888]  ? zap_class+0x640/0x640
[  386.980869] 1*2048kB (M) 
[  386.982839]  ? print_usage_bug+0xc0/0xc0
[  386.986607] 3*4096kB (M) 
[  386.989360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.993399] = 15908kB
[  386.993405] Node 0 
[  386.996152]  ? check_preemption_disabled+0x48/0x280
[  387.001658] DMA32: 
[  387.004058]  ? __lock_is_held+0xb5/0x140
[  387.006261] 5*4kB 
[  387.011262]  __alloc_pages_nodemask+0xa80/0xde0
[  387.013467] (UM) 
[  387.017513]  ? zap_class+0x640/0x640
[  387.019633] 1*8kB (H) 
[  387.024313]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  387.026374] 2*16kB (M) 
[  387.030092]  ? find_held_lock+0x36/0x1c0
[  387.032554] 3*32kB (M) 
[  387.037587]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.040136] 3*64kB 
[  387.044182]  ? lock_downgrade+0x900/0x900
[  387.046752] (MH) 
[  387.051432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.053637] 4*128kB (M) 
[  387.057794]  cache_grow_begin+0xa5/0x8c0
[  387.059836] 5*256kB 
[  387.065352]  ? do_raw_spin_unlock+0xa7/0x330
[  387.067992] (UMH) 
[  387.072041]  fallback_alloc+0x204/0x2e0
[  387.074328] 5*512kB (UMH) 
[  387.078733]  ____cache_alloc_node+0x1c7/0x1e0
[  387.080850] 4*1024kB (UMH) 
[  387.084820]  kmem_cache_alloc_node+0xe3/0x730
[  387.087628] 2*2048kB (UM) 
[  387.092128]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.095026] 3*4096kB (M) 
[  387.099522]  __alloc_skb+0x119/0x770
[  387.102326] = 25180kB
[  387.102333] Node 0 
[  387.106555]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.109283] Normal: 1917*4kB 
[  387.112992]  ? netdev_alloc_frag+0x1f0/0x1f0
[  387.115371] (UME) 
[  387.117592]  ? lock_downgrade+0x900/0x900
[  387.122838] 392*8kB 
[  387.125930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.130302] (UME) 
[  387.132438]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.136551] 105*16kB (UME) 
[  387.138872]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.144372] 43*32kB (UM) 
[  387.146511]  ? addrconf_rs_timer+0x690/0x690
[  387.151944] 1*64kB (U) 
[  387.154880]  ndisc_alloc_skb+0x144/0x340
[  387.160298] 0*128kB 
[  387.163041]  ndisc_send_rs+0x331/0x6e0
[  387.167416] 0*256kB 0*512kB 
[  387.169995]  addrconf_rs_timer+0x314/0x690
[  387.174019] 0*1024kB 0*2048kB 
[  387.176338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.180191] 0*4096kB = 13924kB
[  387.183213]  call_timer_fn+0x272/0x920
[  387.187418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  387.190591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.194801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  387.197975]  ? process_timeout+0x40/0x40
[  387.201833] 7036 total pagecache pages
[  387.210658]  ? __run_timers+0x7da/0xc70
[  387.214869] 0 pages in swap cache
[  387.223422]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.227458] Swap cache stats: add 0, delete 0, find 0/0
[  387.231345]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.235288] Free swap  = 0kB
[  387.238726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.243190] Total swap = 0kB
[  387.243197] 1965979 pages RAM
[  387.248552]  ? lockdep_hardirqs_on+0x296/0x5b0
[  387.253015] 0 pages HighMem/MovableOnly
[  387.253022] 342867 pages reserved
[  387.256024]  ? trace_hardirqs_on+0xbd/0x310
[  387.260228] 0 pages cma reserved
[  387.263236]  ? kasan_check_read+0x11/0x20
[  387.266369] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.270879]  ? __run_timers+0x7da/0xc70
[  387.274906] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.278272]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.282563] syz-fuzzer cpuset=
[  387.285918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.290037] /
[  387.296516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.300477]  mems_allowed=0
[  387.310687]  __run_timers+0x7e5/0xc70
[  387.335793]  ? timer_fixup_init+0x70/0x70
[  387.339936]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.344957]  ? zap_class+0x640/0x640
[  387.348675]  ? enqueue_hrtimer+0x1a5/0x560
[  387.352903]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.358092]  ? find_held_lock+0x36/0x1c0
[  387.362151]  ? zap_class+0x640/0x640
[  387.365859]  ? pvclock_read_flags+0x160/0x160
[  387.370346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.375876]  ? check_preemption_disabled+0x48/0x280
[  387.380894]  ? __lock_is_held+0xb5/0x140
[  387.384968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.390504]  ? check_preemption_disabled+0x48/0x280
[  387.395527]  run_timer_softirq+0x52/0xb0
[  387.399582]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.404606]  __do_softirq+0x308/0xb7e
[  387.408407]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.412891]  ? lock_downgrade+0x900/0x900
[  387.417032]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.422135]  ? pvclock_read_flags+0x160/0x160
[  387.426621]  ? lapic_next_event+0x5a/0x90
[  387.430777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.436313]  ? kvm_clock_read+0x18/0x30
[  387.440278]  ? kvm_sched_clock_read+0x9/0x20
[  387.444680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.450209]  ? check_preemption_disabled+0x48/0x280
[  387.455230]  irq_exit+0x17f/0x1c0
[  387.458678]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.463511]  ? smp_reschedule_interrupt+0x109/0x650
[  387.468553]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.474432]  ? interrupt_entry+0xb5/0xc0
[  387.478488]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.483498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.488529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.493368]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.498378]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.503390]  ? task_prio+0x50/0x50
[  387.506953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.512995]  ? check_preemption_disabled+0x48/0x280
[  387.518014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.522858]  apic_timer_interrupt+0xf/0x20
[  387.527080]  </IRQ>
[  387.529313] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.534234] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  387.553233] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  387.560953] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.568213] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  387.575474] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  387.582743] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.590004] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  387.597299]  skb_clone+0x1bb/0x500
[  387.600837]  ? finish_task_switch+0x2f4/0x910
[  387.605327]  ? skb_split+0x11e0/0x11e0
[  387.609212]  ? preempt_notifier_register+0x200/0x200
[  387.614324]  ? __switch_to_asm+0x34/0x70
[  387.618377]  ? __switch_to_asm+0x34/0x70
[  387.622430]  ? __switch_to_asm+0x40/0x70
[  387.626483]  ? __switch_to_asm+0x34/0x70
[  387.630537]  ? __switch_to_asm+0x40/0x70
[  387.634606]  ? __switch_to_asm+0x34/0x70
[  387.638669]  ? __switch_to_asm+0x40/0x70
[  387.642732]  ? __switch_to_asm+0x34/0x70
[  387.646798]  ? __switch_to_asm+0x34/0x70
[  387.650853]  ? __switch_to_asm+0x40/0x70
[  387.654910]  ? __switch_to_asm+0x34/0x70
[  387.658969]  bpf_clone_redirect+0xb9/0x490
[  387.663201]  ? __schedule+0x8d7/0x21d0
[  387.667086]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  387.672094]  ? __sched_text_start+0x8/0x8
[  387.676246]  ? find_held_lock+0x36/0x1c0
[  387.680627]  ? lock_acquire+0x1ed/0x520
[  387.684599]  ? bpf_test_run+0x3cb/0x780
[  387.688572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.694103]  ? check_preemption_disabled+0x48/0x280
[  387.699120]  ? kasan_check_read+0x11/0x20
[  387.703269]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.708555]  ? rcu_softirq_qs+0x20/0x20
[  387.712522]  ? preempt_schedule+0x4d/0x60
[  387.716664]  ? ___preempt_schedule+0x16/0x18
[  387.721075]  ? bpf_test_run+0x25d/0x780
[  387.725056]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.729461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.734990]  ? bpf_test_init.isra.10+0x70/0x100
[  387.739656]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  387.744413]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.749249]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.754780]  ? fput+0x130/0x1a0
[  387.758057]  ? __bpf_prog_get+0x9b/0x290
[  387.762118]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.766967]  ? bpf_prog_test_run+0x130/0x1a0
[  387.771370]  ? __x64_sys_bpf+0x3d8/0x520
[  387.775425]  ? bpf_prog_get+0x20/0x20
[  387.779234]  ? do_syscall_64+0x1b9/0x820
[  387.783297]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.788655]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.793577]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.798587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.803597]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  387.810255]  ? __switch_to_asm+0x40/0x70
[  387.814309]  ? __switch_to_asm+0x34/0x70
[  387.818372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.823215]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.828592] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  387.828663] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.835165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.835170] Call Trace:
[  387.835177]  <IRQ>
[  387.835192]  dump_stack+0x244/0x39d
[  387.835209]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.841736] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.851020]  warn_alloc.cold.117+0xb7/0x1bd
[  387.853571] syz-executor0 cpuset=
[  387.855714]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.859327] syz0
[  387.864506]  ? lock_downgrade+0x900/0x900
[  387.874962]  mems_allowed=0
[  387.879273]  ? trace_hardirqs_off+0xb8/0x310
[  387.900928]  ? trace_hardirqs_off+0xb8/0x310
[  387.905337]  __alloc_pages_slowpath+0x2660/0x2d70
[  387.910199]  ? warn_alloc+0x120/0x120
[  387.914008]  ? warn_alloc+0x120/0x120
[  387.917810]  ? print_usage_bug+0xc0/0xc0
[  387.921867]  ? warn_alloc+0x120/0x120
[  387.925660]  ? print_usage_bug+0xc0/0xc0
[  387.929722]  ? __lock_acquire+0x62f/0x4c20
[  387.933948]  ? __lock_acquire+0x62f/0x4c20
[  387.938184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.943722]  ? should_fail+0x22d/0xd01
[  387.947606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.952879]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.957977]  ? __lock_acquire+0x62f/0x4c20
[  387.962223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.967320]  ? __lock_acquire+0x62f/0x4c20
[  387.971547]  ? should_fail+0x22d/0xd01
[  387.975441]  ? rcu_irq_exit+0x1a2/0x390
[  387.979416]  ? mark_held_locks+0x130/0x130
[  387.983648]  ? mark_held_locks+0x130/0x130
[  387.987882]  ? mark_held_locks+0xc7/0x130
[  387.992025]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  387.997033]  ? zap_class+0x640/0x640
[  388.000740]  ? print_usage_bug+0xc0/0xc0
[  388.004797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.010327]  ? check_preemption_disabled+0x48/0x280
[  388.015353]  ? __lock_is_held+0xb5/0x140
[  388.019409]  __alloc_pages_nodemask+0xa80/0xde0
[  388.024075]  ? zap_class+0x640/0x640
[  388.027787]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  388.032805]  ? find_held_lock+0x36/0x1c0
[  388.036870]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.041532]  ? lock_downgrade+0x900/0x900
[  388.045684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.051228]  cache_grow_begin+0xa5/0x8c0
[  388.055280]  ? do_raw_spin_unlock+0xa7/0x330
[  388.059695]  fallback_alloc+0x204/0x2e0
[  388.063670]  ____cache_alloc_node+0x1c7/0x1e0
[  388.068169]  kmem_cache_alloc_node+0xe3/0x730
[  388.072660]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.076905]  __alloc_skb+0x119/0x770
[  388.080614]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.085889]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.090293]  ? lock_downgrade+0x900/0x900
[  388.094454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.099991]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.105442]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.110886]  ? addrconf_rs_timer+0x690/0x690
[  388.115298]  ndisc_alloc_skb+0x144/0x340
[  388.119358]  ndisc_send_rs+0x331/0x6e0
[  388.123340]  addrconf_rs_timer+0x314/0x690
[  388.127572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.131814]  call_timer_fn+0x272/0x920
[  388.135700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.139934]  ? process_timeout+0x40/0x40
[  388.143998]  ? mark_held_locks+0xc7/0x130
[  388.148142]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.152633]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.157115]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.161346]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.165926]  ? trace_hardirqs_on+0xbd/0x310
[  388.170243]  ? kasan_check_read+0x11/0x20
[  388.174385]  ? __run_timers+0x7da/0xc70
[  388.178352]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.183458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.187697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.191925]  __run_timers+0x7e5/0xc70
[  388.195717]  ? rcu_irq_exit+0x1a2/0x390
[  388.199700]  ? timer_fixup_init+0x70/0x70
[  388.203846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.209379]  ? check_preemption_disabled+0x48/0x280
[  388.214396]  ? mark_held_locks+0xc7/0x130
[  388.218536]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  388.223549]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  388.228305]  ? retint_kernel+0x2d/0x2d
[  388.232194]  ? trace_hardirqs_on_caller+0xc0/0x310
[  388.237122]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  388.241874]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.247320]  ? zap_class+0x640/0x640
[  388.251034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.256568]  ? check_preemption_disabled+0x48/0x280
[  388.261585]  ? __lock_is_held+0xb5/0x140
[  388.265641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.271181]  ? check_preemption_disabled+0x48/0x280
[  388.276201]  run_timer_softirq+0x52/0xb0
[  388.280258]  ? rcu_read_lock_sched_held+0x14f/0x180
[  388.285272]  __do_softirq+0x308/0xb7e
[  388.289075]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.293567]  ? lock_downgrade+0x900/0x900
[  388.297734]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  388.302839]  ? pvclock_read_flags+0x160/0x160
[  388.307348]  ? lapic_next_event+0x5a/0x90
[  388.311494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.317033]  ? kvm_clock_read+0x18/0x30
[  388.321004]  ? kvm_sched_clock_read+0x9/0x20
[  388.325407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.330936]  ? check_preemption_disabled+0x48/0x280
[  388.336043]  irq_exit+0x17f/0x1c0
[  388.339491]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.344324]  ? smp_reschedule_interrupt+0x109/0x650
[  388.349334]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.355213]  ? interrupt_entry+0xb5/0xc0
[  388.359269]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.364326]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.369335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.374174]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.379187]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.384198]  ? task_prio+0x50/0x50
[  388.387820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.393351]  ? check_preemption_disabled+0x48/0x280
[  388.398366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.403214]  apic_timer_interrupt+0xf/0x20
[  388.407437]  </IRQ>
[  388.409675] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  388.414861] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  388.433758] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  388.441461] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  388.448749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  388.456015] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  388.463277] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  388.470539] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  388.477830]  retint_kernel+0x1b/0x2d
[  388.481538] RIP: 0010:dump_stack+0x358/0x39d
[  388.485938] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  388.504833] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  388.512554] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  388.519817] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  388.527080] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  388.534346] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  388.541615] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  388.548892]  ? dump_stack+0x34f/0x39d
[  388.552696]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.557890]  dump_header+0x27b/0xf72
[  388.561607]  ? mark_held_locks+0x130/0x130
[  388.565838]  ? pagefault_out_of_memory+0x197/0x197
[  388.570768]  ? __lock_acquire+0x62f/0x4c20
[  388.575003]  ? zap_class+0x640/0x640
[  388.578717]  ? percpu_ref_get_many+0x240/0x240
[  388.583294]  ? print_usage_bug+0xc0/0xc0
[  388.587350]  ? print_usage_bug+0xc0/0xc0
[  388.591426]  ? zap_class+0x640/0x640
[  388.595136]  ? print_usage_bug+0xc0/0xc0
[  388.599194]  ? print_usage_bug+0xc0/0xc0
[  388.603259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.608799]  ? find_held_lock+0x36/0x1c0
[  388.612863]  ? mark_held_locks+0xc7/0x130
[  388.617009]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.622106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.627204]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  388.631781]  ? trace_hardirqs_on+0xbd/0x310
[  388.636102]  ? kasan_check_read+0x11/0x20
[  388.640241]  ? ___ratelimit+0x3b4/0x672
[  388.644213]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.649310]  ? trace_hardirqs_on+0x310/0x310
[  388.653715]  ? lock_downgrade+0x900/0x900
[  388.657863]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.662961]  ? ___ratelimit+0x3b9/0x672
[  388.666931]  ? idr_get_free+0xec0/0xec0
[  388.670898]  ? find_held_lock+0x36/0x1c0
[  388.674961]  oom_kill_process.cold.27+0x10/0x903
[  388.679710]  ? zap_class+0x640/0x640
[  388.683415]  ? check_preemption_disabled+0x48/0x280
[  388.688431]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.693354]  ? kasan_check_read+0x11/0x20
[  388.697500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.702772]  ? oom_evaluate_task+0x540/0x540
[  388.707179]  ? find_held_lock+0x36/0x1c0
[  388.711246]  ? out_of_memory+0x974/0x1430
[  388.715391]  ? lock_downgrade+0x900/0x900
[  388.719534]  ? check_preemption_disabled+0x48/0x280
[  388.724552]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.729475]  ? kasan_check_read+0x11/0x20
[  388.733645]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.738918]  ? rcu_softirq_qs+0x20/0x20
[  388.742888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.748417]  ? oom_evaluate_task+0x302/0x540
[  388.752822]  out_of_memory+0xa84/0x1430
[  388.756798]  ? oom_killer_disable+0x3a0/0x3a0
[  388.761319]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  388.766245]  ? __mutex_add_waiter+0x2a0/0x2a0
[  388.770745]  __alloc_pages_slowpath+0x22d4/0x2d70
[  388.775619]  ? warn_alloc+0x120/0x120
[  388.779418]  ? rcu_softirq_qs+0x20/0x20
[  388.783410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.788938]  ? should_fail+0x22d/0xd01
[  388.792823]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.797923]  ? zap_class+0x640/0x640
[  388.801659]  ? __lock_is_held+0xb5/0x140
[  388.805719]  ? mark_held_locks+0x130/0x130
[  388.809950]  ? lock_release+0xa00/0xa00
[  388.813920]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.819373]  ? __might_sleep+0x95/0x190
[  388.823347]  __alloc_pages_nodemask+0xa80/0xde0
[  388.828015]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  388.833024]  ? __page_cache_alloc+0x191/0x5c0
[  388.837508]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.842428]  ? kasan_check_read+0x11/0x20
[  388.846574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.851850]  ? zap_class+0x640/0x640
[  388.855563]  ? zap_class+0x640/0x640
[  388.859282]  ? zap_class+0x640/0x640
[  388.862997]  ? __do_page_cache_readahead+0x7ce/0x980
[  388.868100]  ? find_held_lock+0x36/0x1c0
[  388.872166]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  388.877723]  alloc_pages_current+0x173/0x350
[  388.882136]  __page_cache_alloc+0x38c/0x5c0
[  388.886452]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.891392]  ? kasan_check_read+0x11/0x20
[  388.895535]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.900815]  ? generic_perform_write+0x6a0/0x6a0
[  388.905567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.911091]  ? check_preemption_disabled+0x48/0x280
[  388.916105]  filemap_fault+0x1594/0x25f0
[  388.920177]  ? __lock_page_or_retry+0xa00/0xa00
[  388.924843]  ? mark_held_locks+0x130/0x130
[  388.929073]  ? rcu_softirq_qs+0x20/0x20
[  388.933051]  ? filemap_map_pages+0xe04/0x1990
[  388.937557]  ? __free_object+0x173/0x340
[  388.941622]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  388.946545]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.951649]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  388.956328]  ? debug_object_free+0x32d/0x690
[  388.960734]  ? kasan_check_read+0x11/0x20
[  388.964883]  ? debug_object_destroy+0x2b0/0x2b0
[  388.969547]  ? lock_pi_update_atomic+0x150/0x150
[  388.974311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.979845]  ? __hrtimer_init+0xdb/0x240
[  388.983908]  ? lock_acquire+0x1ed/0x520
[  388.987873]  ? ext4_filemap_fault+0x7a/0xad
[  388.992196]  ? lock_release+0xa00/0xa00
[  388.996160]  ? perf_trace_sched_process_exec+0x860/0x860
[  389.001605]  ? print_usage_bug+0xc0/0xc0
[  389.005688]  ? print_usage_bug+0xc0/0xc0
[  389.009760]  ? down_read+0x8d/0x120
[  389.013382]  ? ext4_filemap_fault+0x7a/0xad
[  389.017701]  ? __down_interruptible+0x700/0x700
[  389.022371]  ext4_filemap_fault+0x82/0xad
[  389.026517]  __do_fault+0x100/0x6b0
[  389.030145]  ? pmd_devmap_trans_unstable+0x220/0x220
[  389.035247]  ? mark_held_locks+0x130/0x130
[  389.039477]  ? mark_held_locks+0x130/0x130
[  389.043715]  ? debug_smp_processor_id+0x1c/0x20
[  389.048378]  ? perf_trace_lock+0x14d/0x7a0
[  389.052615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.058149]  __handle_mm_fault+0x307c/0x5920
[  389.062560]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  389.067396]  ? lock_is_held_type+0x210/0x210
[  389.071816]  ? zap_class+0x640/0x640
[  389.075522]  ? zap_class+0x640/0x640
[  389.079229]  ? __x64_sys_futex+0x53e/0x6a0
[  389.083463]  ? find_held_lock+0x36/0x1c0
[  389.087527]  ? handle_mm_fault+0x42a/0xc70
[  389.091761]  ? lock_downgrade+0x900/0x900
[  389.095904]  ? check_preemption_disabled+0x48/0x280
[  389.100920]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  389.105844]  ? kasan_check_read+0x11/0x20
[  389.110017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.115289]  ? rcu_softirq_qs+0x20/0x20
[  389.119349]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.124460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.129993]  ? check_preemption_disabled+0x48/0x280
[  389.135011]  handle_mm_fault+0x54f/0xc70
[  389.139188]  ? __handle_mm_fault+0x5920/0x5920
[  389.143775]  ? find_vma+0x34/0x190
[  389.147314]  __do_page_fault+0x5e8/0xe60
[  389.151371]  ? trace_hardirqs_off+0xb8/0x310
[  389.155773]  ? __ia32_sys_read+0xb0/0xb0
[  389.159839]  do_page_fault+0xf2/0x7e0
[  389.163642]  ? vmalloc_sync_all+0x30/0x30
[  389.167788]  ? error_entry+0x70/0xd0
[  389.171501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.176511]  ? trace_hardirqs_on_caller+0xc0/0x310
[  389.181436]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.186357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.191198]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.196207]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.201659]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.206668]  ? page_fault+0x8/0x30
[  389.210216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.215052]  ? page_fault+0x8/0x30
[  389.218587]  page_fault+0x1e/0x30
[  389.222037] RIP: 0033:0x45ddf3
[  389.225236] Code: Bad RIP value.
[  389.228598] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  389.233957] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  389.241220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  389.248483] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  389.255746] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  389.263007] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  389.270292] warn_alloc_show_mem: 1 callbacks suppressed
[  389.270301] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  389.270302] Mem-Info:
[  389.270331] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  389.270331]  active_file:13 inactive_file:13 isolated_file:0
[  389.270331]  unevictable:0 dirty:0 writeback:0 unstable:0
[  389.270331]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  389.270331]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  389.270331]  free:13753 free_pcp:603 free_cma:0
[  389.275660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.275667] Call Trace:
[  389.282596] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  389.284989]  <IRQ>
[  389.318015] Node 0 
[  389.327357]  dump_stack+0x244/0x39d
[  389.329932] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  389.357480]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.359607] lowmem_reserve[]:
[  389.361839]  warn_alloc.cold.117+0xb7/0x1bd
[  389.365423]  0 2818
[  389.390918]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.396077]  6321
[  389.399169]  ? lock_downgrade+0x900/0x900
[  389.403458]  6321
[  389.405714]  ? trace_hardirqs_off+0xb8/0x310
[  389.410539] Node 0 
[  389.412599]  ? trace_hardirqs_off+0xb8/0x310
[  389.416734] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  389.418765]  __alloc_pages_slowpath+0x2660/0x2d70
[  389.423134] lowmem_reserve[]: 0
[  389.425407]  ? warn_alloc+0x120/0x120
[  389.429758]  0 3503
[  389.456731]  ? warn_alloc+0x120/0x120
[  389.461540]  3503
[  389.464814]  ? print_usage_bug+0xc0/0xc0
[  389.468583] Node 0 Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  389.470818]  ? warn_alloc+0x120/0x120
[  389.474592] lowmem_reserve[]:
[  389.476643]  ? print_usage_bug+0xc0/0xc0
[  389.480672]  0 0
[  389.509812]  ? __lock_acquire+0x62f/0x4c20
[  389.513842]  0 0
[  389.516960]  ? __lock_acquire+0x62f/0x4c20
[  389.520989] Node 0 
[  389.522957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.527159] DMA: 1*4kB 
[  389.529132]  ? should_fail+0x22d/0xd01
[  389.533350] (U) 
[  389.535603]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.541107] 0*8kB 0*16kB 
[  389.543685]  ? __lock_acquire+0x62f/0x4c20
[  389.547538] 1*32kB (U) 
[  389.549509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.554590] 2*64kB 
[  389.557335]  ? __lock_acquire+0x62f/0x4c20
[  389.561537] (U) 
[  389.564107]  ? should_fail+0x22d/0xd01
[  389.569180] 1*128kB (U) 
[  389.571411]  ? find_held_lock+0x36/0x1c0
[  389.575617] 1*256kB 
[  389.577593]  ? mark_held_locks+0x130/0x130
[  389.581438] (U) 0*512kB 
[  389.584109]  ? mark_held_locks+0x130/0x130
[  389.588141] 1*1024kB (U) 
[  389.590458]  ? zap_class+0x640/0x640
[  389.594660] 1*2048kB (M) 
[  389.597323]  ? zap_class+0x640/0x640
[  389.601524] 3*4096kB (M) 
[  389.604276]  ? print_usage_bug+0xc0/0xc0
[  389.607954] = 15908kB
[  389.607960] Node 0 
[  389.610706]  ? do_raw_spin_unlock+0xa7/0x330
[  389.614388] DMA32: 5*4kB 
[  389.617138]  ? zap_class+0x640/0x640
[  389.621169] (UM) 
[  389.623574]  ? print_usage_bug+0xc0/0xc0
[  389.625773] 1*8kB (H) 
[  389.630172]  ? wq_watchdog_touch+0x9c/0xfe
[  389.632896] 2*16kB (M) 
[  389.636609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.638643] 3*32kB 
[  389.642692]  ? check_preemption_disabled+0x48/0x280
[  389.645173] (M) 
[  389.649399]  ? __lock_is_held+0xb5/0x140
[  389.651947] 3*64kB (MH) 
[  389.657480]  __alloc_pages_nodemask+0xa80/0xde0
[  389.659693] 4*128kB 
[  389.664690]  ? zap_class+0x640/0x640
[  389.666636] (M) 
[  389.670687]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  389.673327] 5*256kB (UMH) 
[  389.678353]  ? find_held_lock+0x36/0x1c0
[  389.680649] 5*512kB 
[  389.684352]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.686300] (UMH) 
[  389.691301]  ? lock_downgrade+0x900/0x900
[  389.694115] 4*1024kB (UMH) 
[  389.698173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.700464] 2*2048kB (UM) 
[  389.705128]  cache_grow_begin+0xa5/0x8c0
[  389.707244] 3*4096kB (M) 
[  389.711381]  ? do_raw_spin_unlock+0xa7/0x330
[  389.714277] = 25180kB
[  389.714284] Node 0 
[  389.719810]  fallback_alloc+0x204/0x2e0
[  389.722623] Normal: 1917*4kB 
[  389.726681]  ____cache_alloc_node+0x1c7/0x1e0
[  389.729408] (UME) 
[  389.733801]  kmem_cache_alloc_node+0xe3/0x730
[  389.736191] 392*8kB 
[  389.738415]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.742356] (UME) 
[  389.745454]  __alloc_skb+0x119/0x770
[  389.749911] 105*16kB (UME) 
[  389.752056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.756518] 43*32kB (UM) 
[  389.758838]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.763040] 1*64kB (U) 
[  389.765184]  ? lock_downgrade+0x900/0x900
[  389.768865] 0*128kB 0*256kB 
[  389.771797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.777040] 0*512kB 
[  389.779791]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.784160] 0*1024kB 0*2048kB 
[  389.786745]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.790855] 0*4096kB = 13924kB
[  389.793870]  ? addrconf_rs_timer+0x690/0x690
[  389.799384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.801701]  ndisc_alloc_skb+0x144/0x340
[  389.807117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.810289]  ndisc_send_rs+0x331/0x6e0
[  389.815709] 7036 total pagecache pages
[  389.818887]  addrconf_rs_timer+0x314/0x690
[  389.823280] 0 pages in swap cache
[  389.832094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.836131] Swap cache stats: add 0, delete 0, find 0/0
[  389.844697]  call_timer_fn+0x272/0x920
[  389.848557] Free swap  = 0kB
[  389.852540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.856751] Total swap = 0kB
[  389.860199]  ? process_timeout+0x40/0x40
[  389.864407] 1965979 pages RAM
[  389.869763]  ? __run_timers+0x7da/0xc70
[  389.873612] 0 pages HighMem/MovableOnly
[  389.873619] 342867 pages reserved
[  389.876624]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.880823] 0 pages cma reserved
[  389.880892] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.883830]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.883842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.883857]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.887944] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.890987]  ? trace_hardirqs_on+0xbd/0x310
[  389.894947] syz-fuzzer cpuset=
[  389.898905]  ? kasan_check_read+0x11/0x20
[  389.898921]  ? __run_timers+0x7da/0xc70
[  389.902345] /
[  389.906825]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.910165]  mems_allowed=0
[  389.916644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.969575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.973812]  __run_timers+0x7e5/0xc70
[  389.977623]  ? timer_fixup_init+0x70/0x70
[  389.981763]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.986772]  ? zap_class+0x640/0x640
[  389.990483]  ? enqueue_hrtimer+0x1a5/0x560
[  389.994715]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.999938]  ? find_held_lock+0x36/0x1c0
[  390.003998]  ? zap_class+0x640/0x640
[  390.007723]  ? pvclock_read_flags+0x160/0x160
[  390.012212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.017753]  ? check_preemption_disabled+0x48/0x280
[  390.022769]  ? __lock_is_held+0xb5/0x140
[  390.026844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.032372]  ? check_preemption_disabled+0x48/0x280
[  390.037387]  run_timer_softirq+0x52/0xb0
[  390.041441]  ? rcu_read_lock_sched_held+0x14f/0x180
[  390.046449]  __do_softirq+0x308/0xb7e
[  390.050248]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  390.054739]  ? lock_downgrade+0x900/0x900
[  390.058883]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  390.063987]  ? pvclock_read_flags+0x160/0x160
[  390.068479]  ? lapic_next_event+0x5a/0x90
[  390.072642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.078176]  ? kvm_clock_read+0x18/0x30
[  390.082177]  ? kvm_sched_clock_read+0x9/0x20
[  390.086581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.092115]  ? check_preemption_disabled+0x48/0x280
[  390.097131]  irq_exit+0x17f/0x1c0
[  390.100578]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.105411]  ? smp_reschedule_interrupt+0x109/0x650
[  390.110424]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.116301]  ? interrupt_entry+0xb5/0xc0
[  390.120354]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.125363]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.130377]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.135216]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.140244]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.145250]  ? task_prio+0x50/0x50
[  390.148786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.154318]  ? check_preemption_disabled+0x48/0x280
[  390.159331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.164172]  apic_timer_interrupt+0xf/0x20
[  390.168424]  </IRQ>
[  390.170658] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  390.175583] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  390.194473] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  390.202175] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  390.209436] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  390.216707] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  390.223972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  390.231235] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  390.238543]  skb_clone+0x1bb/0x500
[  390.242078]  ? finish_task_switch+0x2f4/0x910
[  390.246568]  ? skb_split+0x11e0/0x11e0
[  390.250451]  ? preempt_notifier_register+0x200/0x200
[  390.255548]  ? __switch_to_asm+0x34/0x70
[  390.259604]  ? __switch_to_asm+0x34/0x70
[  390.263655]  ? __switch_to_asm+0x40/0x70
[  390.267714]  ? __switch_to_asm+0x34/0x70
[  390.271770]  ? __switch_to_asm+0x40/0x70
[  390.275824]  ? __switch_to_asm+0x34/0x70
[  390.279877]  ? __switch_to_asm+0x40/0x70
[  390.283947]  ? __switch_to_asm+0x34/0x70
[  390.288017]  ? __switch_to_asm+0x34/0x70
[  390.292070]  ? __switch_to_asm+0x40/0x70
[  390.296123]  ? __switch_to_asm+0x34/0x70
[  390.300179]  bpf_clone_redirect+0xb9/0x490
[  390.304435]  ? __schedule+0x8d7/0x21d0
[  390.308319]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  390.313328]  ? __sched_text_start+0x8/0x8
[  390.317480]  ? find_held_lock+0x36/0x1c0
[  390.321554]  ? lock_acquire+0x1ed/0x520
[  390.325536]  ? bpf_test_run+0x3cb/0x780
[  390.329509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.335045]  ? check_preemption_disabled+0x48/0x280
[  390.340060]  ? kasan_check_read+0x11/0x20
[  390.344221]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.349500]  ? rcu_softirq_qs+0x20/0x20
[  390.353479]  ? preempt_schedule+0x4d/0x60
[  390.357640]  ? ___preempt_schedule+0x16/0x18
[  390.362068]  ? bpf_test_run+0x25d/0x780
[  390.366081]  ? netlink_diag_dump+0x2a0/0x2a0
[  390.370484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.376020]  ? bpf_test_init.isra.10+0x70/0x100
[  390.380698]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  390.385455]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.390290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.395824]  ? fput+0x130/0x1a0
[  390.399107]  ? __bpf_prog_get+0x9b/0x290
[  390.403166]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.408015]  ? bpf_prog_test_run+0x130/0x1a0
[  390.412420]  ? __x64_sys_bpf+0x3d8/0x520
[  390.416476]  ? bpf_prog_get+0x20/0x20
[  390.420313]  ? do_syscall_64+0x1b9/0x820
[  390.424387]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  390.429743]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.434667]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.439683]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.444696]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  390.451357]  ? __switch_to_asm+0x40/0x70
[  390.455415]  ? __switch_to_asm+0x34/0x70
[  390.459476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.464328]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  390.469702] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  390.469774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.476284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.476289] Call Trace:
[  390.476293]  <IRQ>
[  390.476308]  dump_stack+0x244/0x39d
[  390.476326]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.482892] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.492168]  warn_alloc.cold.117+0xb7/0x1bd
[  390.494719] syz-executor0 cpuset=
[  390.496858]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.500454] syz0
[  390.505631]  ? lock_downgrade+0x900/0x900
[  390.516084]  mems_allowed=0
[  390.520402]  ? trace_hardirqs_off+0xb8/0x310
[  390.542055]  ? trace_hardirqs_off+0xb8/0x310
[  390.546465]  __alloc_pages_slowpath+0x2660/0x2d70
[  390.551348]  ? warn_alloc+0x120/0x120
[  390.555152]  ? warn_alloc+0x120/0x120
[  390.558948]  ? print_usage_bug+0xc0/0xc0
[  390.563021]  ? warn_alloc+0x120/0x120
[  390.566819]  ? print_usage_bug+0xc0/0xc0
[  390.570897]  ? __lock_acquire+0x62f/0x4c20
[  390.575126]  ? __lock_acquire+0x62f/0x4c20
[  390.579363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.584894]  ? should_fail+0x22d/0xd01
[  390.588779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.593877]  ? __lock_acquire+0x62f/0x4c20
[  390.598111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.603206]  ? __lock_acquire+0x62f/0x4c20
[  390.607433]  ? should_fail+0x22d/0xd01
[  390.611332]  ? find_held_lock+0x36/0x1c0
[  390.615393]  ? mark_held_locks+0x130/0x130
[  390.619628]  ? mark_held_locks+0x130/0x130
[  390.623855]  ? zap_class+0x640/0x640
[  390.627568]  ? zap_class+0x640/0x640
[  390.631278]  ? print_usage_bug+0xc0/0xc0
[  390.635330]  ? do_raw_spin_unlock+0xa7/0x330
[  390.639735]  ? zap_class+0x640/0x640
[  390.643442]  ? print_usage_bug+0xc0/0xc0
[  390.647515]  ? wq_watchdog_touch+0x9c/0xfe
[  390.651747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.657294]  ? check_preemption_disabled+0x48/0x280
[  390.662312]  ? __lock_is_held+0xb5/0x140
[  390.666512]  __alloc_pages_nodemask+0xa80/0xde0
[  390.671173]  ? zap_class+0x640/0x640
[  390.674886]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  390.679904]  ? find_held_lock+0x36/0x1c0
[  390.683970]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.688642]  ? lock_downgrade+0x900/0x900
[  390.692794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.698351]  cache_grow_begin+0xa5/0x8c0
[  390.702502]  ? do_raw_spin_unlock+0xa7/0x330
[  390.706914]  fallback_alloc+0x204/0x2e0
[  390.710888]  ____cache_alloc_node+0x1c7/0x1e0
[  390.715380]  kmem_cache_alloc_node+0xe3/0x730
[  390.719873]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.724108]  __alloc_skb+0x119/0x770
[  390.727819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.733094]  ? netdev_alloc_frag+0x1f0/0x1f0
[  390.737504]  ? lock_downgrade+0x900/0x900
[  390.741659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.747205]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.752659]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.758106]  ? addrconf_rs_timer+0x690/0x690
[  390.762523]  ndisc_alloc_skb+0x144/0x340
[  390.766588]  ndisc_send_rs+0x331/0x6e0
[  390.770479]  addrconf_rs_timer+0x314/0x690
[  390.774711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.778949]  call_timer_fn+0x272/0x920
[  390.782833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.787067]  ? process_timeout+0x40/0x40
[  390.791130]  ? mark_held_locks+0xc7/0x130
[  390.795276]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.799769]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.804255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.808494]  ? lockdep_hardirqs_on+0x296/0x5b0
[  390.813075]  ? trace_hardirqs_on+0xbd/0x310
[  390.817404]  ? kasan_check_read+0x11/0x20
[  390.821558]  ? __run_timers+0x7da/0xc70
[  390.825531]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.830645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.834877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.839104]  __run_timers+0x7e5/0xc70
[  390.842902]  ? rcu_irq_exit+0x1a2/0x390
[  390.846878]  ? timer_fixup_init+0x70/0x70
[  390.851019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.856549]  ? check_preemption_disabled+0x48/0x280
[  390.861569]  ? mark_held_locks+0xc7/0x130
[  390.865716]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  390.870733]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.875493]  ? retint_kernel+0x2d/0x2d
[  390.879377]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.884303]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.889066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.894511]  ? zap_class+0x640/0x640
[  390.898221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.903770]  ? check_preemption_disabled+0x48/0x280
[  390.908789]  ? __lock_is_held+0xb5/0x140
[  390.912876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.918405]  ? check_preemption_disabled+0x48/0x280
[  390.923424]  run_timer_softirq+0x52/0xb0
[  390.927488]  ? rcu_read_lock_sched_held+0x14f/0x180
[  390.932497]  __do_softirq+0x308/0xb7e
[  390.936295]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  390.940800]  ? lock_downgrade+0x900/0x900
[  390.944944]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  390.950054]  ? pvclock_read_flags+0x160/0x160
[  390.954544]  ? lapic_next_event+0x5a/0x90
[  390.958686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.964220]  ? kvm_clock_read+0x18/0x30
[  390.968187]  ? kvm_sched_clock_read+0x9/0x20
[  390.972593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.978124]  ? check_preemption_disabled+0x48/0x280
[  390.983142]  irq_exit+0x17f/0x1c0
[  390.986590]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.991425]  ? smp_reschedule_interrupt+0x109/0x650
[  390.996440]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.002334]  ? interrupt_entry+0xb5/0xc0
[  391.006394]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.011405]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.016430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.021271]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.026282]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.031289]  ? task_prio+0x50/0x50
[  391.034837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.040370]  ? check_preemption_disabled+0x48/0x280
[  391.045398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.050241]  apic_timer_interrupt+0xf/0x20
[  391.054470]  </IRQ>
[  391.056704] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  391.061888] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  391.080783] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  391.088488] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  391.095784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  391.103045] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  391.110305] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  391.117580] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  391.124867]  retint_kernel+0x1b/0x2d
[  391.128587] RIP: 0010:dump_stack+0x358/0x39d
[  391.132987] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  391.151877] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  391.159578] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  391.166838] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  391.174098] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  391.181359] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  391.188621] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  391.195901]  ? dump_stack+0x34f/0x39d
[  391.199706]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.204912]  dump_header+0x27b/0xf72
[  391.208629]  ? mark_held_locks+0x130/0x130
[  391.212860]  ? pagefault_out_of_memory+0x197/0x197
[  391.217792]  ? __lock_acquire+0x62f/0x4c20
[  391.222022]  ? zap_class+0x640/0x640
[  391.225749]  ? percpu_ref_get_many+0x240/0x240
[  391.230325]  ? print_usage_bug+0xc0/0xc0
[  391.234492]  ? print_usage_bug+0xc0/0xc0
[  391.238551]  ? zap_class+0x640/0x640
[  391.242262]  ? print_usage_bug+0xc0/0xc0
[  391.246316]  ? print_usage_bug+0xc0/0xc0
[  391.250379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.255917]  ? find_held_lock+0x36/0x1c0
[  391.259985]  ? mark_held_locks+0xc7/0x130
[  391.264130]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  391.269235]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  391.274331]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  391.278909]  ? trace_hardirqs_on+0xbd/0x310
[  391.283235]  ? kasan_check_read+0x11/0x20
[  391.287375]  ? ___ratelimit+0x3b4/0x672
[  391.291347]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.296450]  ? trace_hardirqs_on+0x310/0x310
[  391.300872]  ? lock_downgrade+0x900/0x900
[  391.305021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  391.310121]  ? ___ratelimit+0x3b9/0x672
[  391.314095]  ? idr_get_free+0xec0/0xec0
[  391.318064]  ? find_held_lock+0x36/0x1c0
[  391.322129]  oom_kill_process.cold.27+0x10/0x903
[  391.326878]  ? zap_class+0x640/0x640
[  391.330584]  ? check_preemption_disabled+0x48/0x280
[  391.335609]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.340529]  ? kasan_check_read+0x11/0x20
[  391.344686]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.349963]  ? oom_evaluate_task+0x540/0x540
[  391.354368]  ? find_held_lock+0x36/0x1c0
[  391.358436]  ? out_of_memory+0x974/0x1430
[  391.362577]  ? lock_downgrade+0x900/0x900
[  391.366715]  ? check_preemption_disabled+0x48/0x280
[  391.371731]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.376654]  ? kasan_check_read+0x11/0x20
[  391.380799]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.386090]  ? rcu_softirq_qs+0x20/0x20
[  391.390066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.395597]  ? oom_evaluate_task+0x302/0x540
[  391.400001]  out_of_memory+0xa84/0x1430
[  391.403977]  ? oom_killer_disable+0x3a0/0x3a0
[  391.408470]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  391.413399]  ? __mutex_add_waiter+0x2a0/0x2a0
[  391.417909]  __alloc_pages_slowpath+0x22d4/0x2d70
[  391.422774]  ? warn_alloc+0x120/0x120
[  391.426569]  ? rcu_softirq_qs+0x20/0x20
[  391.430564]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.436092]  ? should_fail+0x22d/0xd01
[  391.439979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.445079]  ? zap_class+0x640/0x640
[  391.448810]  ? __lock_is_held+0xb5/0x140
[  391.452878]  ? mark_held_locks+0x130/0x130
[  391.457109]  ? lock_release+0xa00/0xa00
[  391.461163]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.466631]  ? __might_sleep+0x95/0x190
[  391.470619]  __alloc_pages_nodemask+0xa80/0xde0
[  391.475287]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  391.480307]  ? __page_cache_alloc+0x191/0x5c0
[  391.484799]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.489720]  ? kasan_check_read+0x11/0x20
[  391.493862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.499137]  ? zap_class+0x640/0x640
[  391.502854]  ? zap_class+0x640/0x640
[  391.506558]  ? zap_class+0x640/0x640
[  391.510551]  ? __do_page_cache_readahead+0x7ce/0x980
[  391.515654]  ? find_held_lock+0x36/0x1c0
[  391.519717]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  391.525274]  alloc_pages_current+0x173/0x350
[  391.529688]  __page_cache_alloc+0x38c/0x5c0
[  391.534003]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.538928]  ? kasan_check_read+0x11/0x20
[  391.543076]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.548348]  ? generic_perform_write+0x6a0/0x6a0
[  391.553103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.558653]  ? check_preemption_disabled+0x48/0x280
[  391.563669]  filemap_fault+0x1594/0x25f0
[  391.567735]  ? __lock_page_or_retry+0xa00/0xa00
[  391.572397]  ? mark_held_locks+0x130/0x130
[  391.576636]  ? rcu_softirq_qs+0x20/0x20
[  391.580619]  ? filemap_map_pages+0xe04/0x1990
[  391.585119]  ? __free_object+0x173/0x340
[  391.589177]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  391.594099]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.599194]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  391.603878]  ? debug_object_free+0x32d/0x690
[  391.608303]  ? kasan_check_read+0x11/0x20
[  391.612446]  ? debug_object_destroy+0x2b0/0x2b0
[  391.617120]  ? lock_pi_update_atomic+0x150/0x150
[  391.621989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.627519]  ? __hrtimer_init+0xdb/0x240
[  391.631605]  ? lock_acquire+0x1ed/0x520
[  391.635572]  ? ext4_filemap_fault+0x7a/0xad
[  391.639893]  ? lock_release+0xa00/0xa00
[  391.643864]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.649312]  ? print_usage_bug+0xc0/0xc0
[  391.653367]  ? print_usage_bug+0xc0/0xc0
[  391.657449]  ? down_read+0x8d/0x120
[  391.661069]  ? ext4_filemap_fault+0x7a/0xad
[  391.665385]  ? __down_interruptible+0x700/0x700
[  391.670062]  ext4_filemap_fault+0x82/0xad
[  391.674210]  __do_fault+0x100/0x6b0
[  391.678326]  ? pmd_devmap_trans_unstable+0x220/0x220
[  391.683428]  ? mark_held_locks+0x130/0x130
[  391.687661]  ? mark_held_locks+0x130/0x130
[  391.691907]  ? debug_smp_processor_id+0x1c/0x20
[  391.696567]  ? perf_trace_lock+0x14d/0x7a0
[  391.700803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.706355]  __handle_mm_fault+0x307c/0x5920
[  391.710766]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  391.715602]  ? lock_is_held_type+0x210/0x210
[  391.720021]  ? zap_class+0x640/0x640
[  391.723730]  ? zap_class+0x640/0x640
[  391.727434]  ? __x64_sys_futex+0x53e/0x6a0
[  391.731671]  ? find_held_lock+0x36/0x1c0
[  391.735737]  ? handle_mm_fault+0x42a/0xc70
[  391.739973]  ? lock_downgrade+0x900/0x900
[  391.744111]  ? check_preemption_disabled+0x48/0x280
[  391.749126]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.754056]  ? kasan_check_read+0x11/0x20
[  391.758220]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.763492]  ? rcu_softirq_qs+0x20/0x20
[  391.767471]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.772580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.778112]  ? check_preemption_disabled+0x48/0x280
[  391.783129]  handle_mm_fault+0x54f/0xc70
[  391.787186]  ? __handle_mm_fault+0x5920/0x5920
[  391.791771]  ? find_vma+0x34/0x190
[  391.795312]  __do_page_fault+0x5e8/0xe60
[  391.799369]  ? trace_hardirqs_off+0xb8/0x310
[  391.803777]  ? __ia32_sys_read+0xb0/0xb0
[  391.807843]  do_page_fault+0xf2/0x7e0
[  391.811640]  ? vmalloc_sync_all+0x30/0x30
[  391.815791]  ? error_entry+0x70/0xd0
[  391.819499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.824507]  ? trace_hardirqs_on_caller+0xc0/0x310
[  391.829432]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.834354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.839194]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.844202]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.849649]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.854660]  ? page_fault+0x8/0x30
[  391.858196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.863037]  ? page_fault+0x8/0x30
[  391.866571]  page_fault+0x1e/0x30
[  391.870016] RIP: 0033:0x45ddf3
[  391.873221] Code: Bad RIP value.
[  391.876578] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  391.881937] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  391.889215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  391.896476] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  391.903739] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  391.911001] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  391.918291] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  391.918295] warn_alloc_show_mem: 1 callbacks suppressed
[  391.918301] Mem-Info:
[  391.925218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.930577] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  391.930577]  active_file:13 inactive_file:13 isolated_file:0
[  391.930577]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.930577]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  391.930577]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  391.930577]  free:13753 free_pcp:603 free_cma:0
[  391.932945] Call Trace:
[  391.942316] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.975412]  <IRQ>
[  391.977994] Node 0 
[  392.005561]  dump_stack+0x244/0x39d
[  392.007702] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.009909]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.013498] lowmem_reserve[]: 0
[  392.038997]  warn_alloc.cold.117+0xb7/0x1bd
[  392.044145]  2818 6321
[  392.047421]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.051704]  6321
[  392.054195]  ? lock_downgrade+0x900/0x900
[  392.059005] Node 0 
[  392.061057]  ? trace_hardirqs_off+0xb8/0x310
[  392.065193] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  392.067408]  ? trace_hardirqs_off+0xb8/0x310
[  392.071780] lowmem_reserve[]: 0
[  392.098775]  __alloc_pages_slowpath+0x2660/0x2d70
[  392.103143]  0 3503
[  392.106450]  ? warn_alloc+0x120/0x120
[  392.111237]  3503
[  392.113472]  ? warn_alloc+0x120/0x120
[  392.117258] Node 0 
[  392.119310]  ? print_usage_bug+0xc0/0xc0
[  392.123108] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  392.125306]  ? warn_alloc+0x120/0x120
[  392.129330] lowmem_reserve[]: 0
[  392.157873]  ? print_usage_bug+0xc0/0xc0
[  392.161666]  0
[  392.164936]  ? __lock_acquire+0x62f/0x4c20
[  392.168961]  0 0
[  392.170758]  ? __lock_acquire+0x62f/0x4c20
[  392.176923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.181128] Node 0 
[  392.186644]  ? should_fail+0x22d/0xd01
[  392.186652] DMA: 
[  392.188872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.188888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.192748] 1*4kB 
[  392.194795]  ? __lock_acquire+0x62f/0x4c20
[  392.200040] (U) 
[  392.205129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.207249] 0*8kB 0*16kB 
[  392.211473]  ? __lock_acquire+0x62f/0x4c20
[  392.213424] 1*32kB 
[  392.218509]  ? should_fail+0x22d/0xd01
[  392.221234] (U) 2*64kB 
[  392.225461]  ? rcu_irq_exit+0x1a2/0x390
[  392.227671] (U) 
[  392.231568]  ? mark_held_locks+0x130/0x130
[  392.234113] 1*128kB (U) 
[  392.238079]  ? mark_held_locks+0x130/0x130
[  392.240024] 1*256kB (U) 
[  392.244252]  ? mark_held_locks+0xc7/0x130
[  392.246906] 0*512kB 1*1024kB 
[  392.251134]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.253785] (U) 1*2048kB 
[  392.257934]  ? zap_class+0x640/0x640
[  392.261012] (M) 
[  392.266010]  ? print_usage_bug+0xc0/0xc0
[  392.268743] 3*4096kB 
[  392.272444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.274415] (M) 
[  392.278462]  ? check_preemption_disabled+0x48/0x280
[  392.280845] = 15908kB
[  392.286382]  ? __lock_is_held+0xb5/0x140
[  392.288328] Node 0 
[  392.293342]  __alloc_pages_nodemask+0xa80/0xde0
[  392.295729] DMA32: 
[  392.299771]  ? zap_class+0x640/0x640
[  392.301979] 5*4kB 
[  392.306632]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  392.308832] (UM) 1*8kB 
[  392.312546]  ? find_held_lock+0x36/0x1c0
[  392.314664] (H) 
[  392.319672]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.322218] 2*16kB (M) 
[  392.326272]  ? lock_downgrade+0x900/0x900
[  392.328222] 3*32kB (M) 
[  392.332895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.335444] 3*64kB (MH) 
[  392.339587]  cache_grow_begin+0xa5/0x8c0
[  392.342139] 4*128kB (M) 
[  392.347664]  ? do_raw_spin_unlock+0xa7/0x330
[  392.350307] 5*256kB 
[  392.354369]  fallback_alloc+0x204/0x2e0
[  392.357002] (UMH) 
[  392.361401]  ____cache_alloc_node+0x1c7/0x1e0
[  392.363690] 5*512kB (UMH) 
[  392.367655]  kmem_cache_alloc_node+0xe3/0x730
[  392.369768] 4*1024kB (UMH) 
[  392.374253]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.377064] 2*2048kB (UM) 
[  392.381559]  __alloc_skb+0x119/0x770
[  392.384451] 3*4096kB (M) 
[  392.388682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.391489] = 25180kB
[  392.391496] Node 0 
[  392.395198]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.397928] Normal: 1917*4kB 
[  392.403196]  ? lock_downgrade+0x900/0x900
[  392.405576] (UME) 
[  392.407812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.412182] 392*8kB (UME) 
[  392.415277]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.419393] 105*16kB 
[  392.421529]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.427035] (UME) 
[  392.429867]  ? addrconf_rs_timer+0x690/0x690
[  392.435282] 43*32kB (UM) 
[  392.437694]  ndisc_alloc_skb+0x144/0x340
[  392.443104] 1*64kB (U) 
[  392.445251]  ndisc_send_rs+0x331/0x6e0
[  392.449625] 0*128kB 0*256kB 
[  392.452391]  addrconf_rs_timer+0x314/0x690
[  392.456439] 0*512kB 
[  392.459008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.462863] 0*1024kB 0*2048kB 
[  392.465883]  call_timer_fn+0x272/0x920
[  392.470086] 0*4096kB = 13924kB
[  392.472401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.476610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  392.479781]  ? process_timeout+0x40/0x40
[  392.483641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  392.486830]  ? __run_timers+0x7da/0xc70
[  392.491034] 7036 total pagecache pages
[  392.499861]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.503899] 0 pages in swap cache
[  392.512451]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.516434] Swap cache stats: add 0, delete 0, find 0/0
[  392.520300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.524766] Free swap  = 0kB
[  392.528205]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.532666] Total swap = 0kB
[  392.532674] 1965979 pages RAM
[  392.538022]  ? trace_hardirqs_on+0xbd/0x310
[  392.542224] 0 pages HighMem/MovableOnly
[  392.542232] 342867 pages reserved
[  392.545235]  ? kasan_check_read+0x11/0x20
[  392.549789] 0 pages cma reserved
[  392.552792]  ? __run_timers+0x7da/0xc70
[  392.555924] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.560173]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.564189] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.567554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.571671] syz-fuzzer cpuset=
[  392.575022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.578963] /
[  392.585440]  __run_timers+0x7e5/0xc70
[  392.590516]  mems_allowed=0
[  392.600732]  ? timer_fixup_init+0x70/0x70
[  392.624849]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.629877]  ? zap_class+0x640/0x640
[  392.633585]  ? enqueue_hrtimer+0x1a5/0x560
[  392.637829]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.643014]  ? find_held_lock+0x36/0x1c0
[  392.647067]  ? zap_class+0x640/0x640
[  392.650778]  ? pvclock_read_flags+0x160/0x160
[  392.655272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.660820]  ? check_preemption_disabled+0x48/0x280
[  392.665840]  ? __lock_is_held+0xb5/0x140
[  392.669894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.675422]  ? check_preemption_disabled+0x48/0x280
[  392.680439]  run_timer_softirq+0x52/0xb0
[  392.684493]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.689503]  __do_softirq+0x308/0xb7e
[  392.693298]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.697806]  ? lock_downgrade+0x900/0x900
[  392.701953]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.707056]  ? pvclock_read_flags+0x160/0x160
[  392.711544]  ? lapic_next_event+0x5a/0x90
[  392.715691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.721225]  ? kvm_clock_read+0x18/0x30
[  392.725213]  ? kvm_sched_clock_read+0x9/0x20
[  392.729613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.735142]  ? check_preemption_disabled+0x48/0x280
[  392.740160]  irq_exit+0x17f/0x1c0
[  392.743604]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.748434]  ? smp_reschedule_interrupt+0x109/0x650
[  392.753445]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.759335]  ? interrupt_entry+0xb5/0xc0
[  392.763389]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.768403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.773413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.778254]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.783276]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.788285]  ? task_prio+0x50/0x50
[  392.791832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.797374]  ? check_preemption_disabled+0x48/0x280
[  392.802391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.807239]  apic_timer_interrupt+0xf/0x20
[  392.811464]  </IRQ>
[  392.813698] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  392.818620] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  392.837513] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  392.845220] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  392.852484] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  392.859746] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  392.867004] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  392.874267] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  392.881591]  skb_clone+0x1bb/0x500
[  392.885126]  ? finish_task_switch+0x2f4/0x910
[  392.889610]  ? skb_split+0x11e0/0x11e0
[  392.893489]  ? preempt_notifier_register+0x200/0x200
[  392.898584]  ? __switch_to_asm+0x34/0x70
[  392.902642]  ? __switch_to_asm+0x34/0x70
[  392.906694]  ? __switch_to_asm+0x40/0x70
[  392.910751]  ? __switch_to_asm+0x34/0x70
[  392.914803]  ? __switch_to_asm+0x40/0x70
[  392.918866]  ? __switch_to_asm+0x34/0x70
[  392.922926]  ? __switch_to_asm+0x40/0x70
[  392.926980]  ? __switch_to_asm+0x34/0x70
[  392.931047]  ? __switch_to_asm+0x34/0x70
[  392.935114]  ? __switch_to_asm+0x40/0x70
[  392.939164]  ? __switch_to_asm+0x34/0x70
[  392.943219]  bpf_clone_redirect+0xb9/0x490
[  392.947450]  ? __schedule+0x8d7/0x21d0
[  392.951340]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  392.956356]  ? __sched_text_start+0x8/0x8
[  392.960601]  ? find_held_lock+0x36/0x1c0
[  392.964669]  ? lock_acquire+0x1ed/0x520
[  392.968641]  ? bpf_test_run+0x3cb/0x780
[  392.972608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.978151]  ? check_preemption_disabled+0x48/0x280
[  392.983169]  ? kasan_check_read+0x11/0x20
[  392.987322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.992593]  ? rcu_softirq_qs+0x20/0x20
[  392.996560]  ? preempt_schedule+0x4d/0x60
[  393.000702]  ? ___preempt_schedule+0x16/0x18
[  393.005110]  ? bpf_test_run+0x25d/0x780
[  393.009086]  ? netlink_diag_dump+0x2a0/0x2a0
[  393.013491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.019019]  ? bpf_test_init.isra.10+0x70/0x100
[  393.023686]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  393.028447]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  393.033284]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.038828]  ? fput+0x130/0x1a0
[  393.042105]  ? __bpf_prog_get+0x9b/0x290
[  393.046163]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  393.050998]  ? bpf_prog_test_run+0x130/0x1a0
[  393.055403]  ? __x64_sys_bpf+0x3d8/0x520
[  393.059459]  ? bpf_prog_get+0x20/0x20
[  393.063269]  ? do_syscall_64+0x1b9/0x820
[  393.067336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  393.072695]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.077620]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.082631]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.087647]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  393.094316]  ? __switch_to_asm+0x40/0x70
[  393.098388]  ? __switch_to_asm+0x34/0x70
[  393.102451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.107305]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.112677] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  393.112739] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.119247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.119254] Call Trace:
[  393.125800] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.135061]  <IRQ>
[  393.137625] syz-executor0 cpuset=
[  393.148096]  dump_stack+0x244/0x39d
[  393.150215] syz0
[  393.153656]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.157253]  mems_allowed=0
[  393.159220]  warn_alloc.cold.117+0xb7/0x1bd
[  393.171610]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.176450]  ? lock_downgrade+0x900/0x900
[  393.180599]  ? trace_hardirqs_off+0xb8/0x310
[  393.185012]  ? trace_hardirqs_off+0xb8/0x310
[  393.189423]  __alloc_pages_slowpath+0x2660/0x2d70
[  393.194293]  ? warn_alloc+0x120/0x120
[  393.198096]  ? warn_alloc+0x120/0x120
[  393.201895]  ? print_usage_bug+0xc0/0xc0
[  393.205956]  ? warn_alloc+0x120/0x120
[  393.209756]  ? print_usage_bug+0xc0/0xc0
[  393.213819]  ? __lock_acquire+0x62f/0x4c20
[  393.218049]  ? __lock_acquire+0x62f/0x4c20
[  393.222291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.227830]  ? should_fail+0x22d/0xd01
[  393.231716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.236991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.242086]  ? __lock_acquire+0x62f/0x4c20
[  393.246317]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.251412]  ? __lock_acquire+0x62f/0x4c20
[  393.255637]  ? should_fail+0x22d/0xd01
[  393.259516]  ? rcu_irq_exit+0x1a2/0x390
[  393.263494]  ? mark_held_locks+0x130/0x130
[  393.267727]  ? mark_held_locks+0x130/0x130
[  393.271961]  ? mark_held_locks+0xc7/0x130
[  393.276100]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  393.281128]  ? zap_class+0x640/0x640
[  393.284838]  ? print_usage_bug+0xc0/0xc0
[  393.288902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.294438]  ? check_preemption_disabled+0x48/0x280
[  393.299457]  ? __lock_is_held+0xb5/0x140
[  393.303515]  __alloc_pages_nodemask+0xa80/0xde0
[  393.308176]  ? zap_class+0x640/0x640
[  393.311892]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  393.316913]  ? find_held_lock+0x36/0x1c0
[  393.320981]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.325642]  ? lock_downgrade+0x900/0x900
[  393.329794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.335338]  cache_grow_begin+0xa5/0x8c0
[  393.339393]  ? do_raw_spin_unlock+0xa7/0x330
[  393.343803]  fallback_alloc+0x204/0x2e0
[  393.347784]  ____cache_alloc_node+0x1c7/0x1e0
[  393.352287]  kmem_cache_alloc_node+0xe3/0x730
[  393.356784]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.361022]  __alloc_skb+0x119/0x770
[  393.364730]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.370003]  ? netdev_alloc_frag+0x1f0/0x1f0
[  393.374403]  ? lock_downgrade+0x900/0x900
[  393.378548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.384081]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.389529]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.394976]  ? addrconf_rs_timer+0x690/0x690
[  393.399391]  ndisc_alloc_skb+0x144/0x340
[  393.403450]  ndisc_send_rs+0x331/0x6e0
[  393.407342]  addrconf_rs_timer+0x314/0x690
[  393.411579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.415818]  call_timer_fn+0x272/0x920
[  393.419701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.423933]  ? process_timeout+0x40/0x40
[  393.428004]  ? mark_held_locks+0xc7/0x130
[  393.432150]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.436636]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.441124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.445369]  ? lockdep_hardirqs_on+0x296/0x5b0
[  393.449948]  ? trace_hardirqs_on+0xbd/0x310
[  393.454270]  ? kasan_check_read+0x11/0x20
[  393.458418]  ? __run_timers+0x7da/0xc70
[  393.462391]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.467494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.471727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.475960]  __run_timers+0x7e5/0xc70
[  393.479754]  ? rcu_irq_exit+0x1a2/0x390
[  393.483752]  ? timer_fixup_init+0x70/0x70
[  393.487900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.493436]  ? check_preemption_disabled+0x48/0x280
[  393.498461]  ? mark_held_locks+0xc7/0x130
[  393.502601]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  393.507615]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.512572]  ? retint_kernel+0x2d/0x2d
[  393.516454]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.521384]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.526137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.531583]  ? zap_class+0x640/0x640
[  393.535313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.540847]  ? check_preemption_disabled+0x48/0x280
[  393.545867]  ? __lock_is_held+0xb5/0x140
[  393.549922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.555467]  ? check_preemption_disabled+0x48/0x280
[  393.560484]  run_timer_softirq+0x52/0xb0
[  393.564543]  ? rcu_read_lock_sched_held+0x14f/0x180
[  393.569557]  __do_softirq+0x308/0xb7e
[  393.573357]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  393.577843]  ? lock_downgrade+0x900/0x900
[  393.581988]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  393.587094]  ? pvclock_read_flags+0x160/0x160
[  393.591581]  ? lapic_next_event+0x5a/0x90
[  393.595724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.601272]  ? kvm_clock_read+0x18/0x30
[  393.605249]  ? kvm_sched_clock_read+0x9/0x20
[  393.609656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.615185]  ? check_preemption_disabled+0x48/0x280
[  393.620203]  irq_exit+0x17f/0x1c0
[  393.623652]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.628488]  ? smp_reschedule_interrupt+0x109/0x650
[  393.633497]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.639375]  ? interrupt_entry+0xb5/0xc0
[  393.643430]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.648438]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.653453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.658288]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.663296]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.668307]  ? task_prio+0x50/0x50
[  393.671842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.677799]  ? check_preemption_disabled+0x48/0x280
[  393.682819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.687665]  apic_timer_interrupt+0xf/0x20
[  393.691892]  </IRQ>
[  393.694125] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  393.699314] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  393.718206] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  393.725915] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  393.733177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  393.740440] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  393.747707] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  393.754973] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  393.762270]  retint_kernel+0x1b/0x2d
[  393.765984] RIP: 0010:dump_stack+0x358/0x39d
[  393.770400] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  393.789296] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  393.797097] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  393.804360] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  393.811620] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  393.818879] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  393.826144] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  393.833419]  ? dump_stack+0x34f/0x39d
[  393.837230]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.842452]  dump_header+0x27b/0xf72
[  393.846197]  ? mark_held_locks+0x130/0x130
[  393.850432]  ? pagefault_out_of_memory+0x197/0x197
[  393.855360]  ? __lock_acquire+0x62f/0x4c20
[  393.859590]  ? zap_class+0x640/0x640
[  393.863307]  ? percpu_ref_get_many+0x240/0x240
[  393.867901]  ? print_usage_bug+0xc0/0xc0
[  393.871959]  ? print_usage_bug+0xc0/0xc0
[  393.876023]  ? zap_class+0x640/0x640
[  393.879737]  ? print_usage_bug+0xc0/0xc0
[  393.883797]  ? print_usage_bug+0xc0/0xc0
[  393.887862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.893397]  ? find_held_lock+0x36/0x1c0
[  393.897460]  ? mark_held_locks+0xc7/0x130
[  393.901607]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.906703]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.911805]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  393.916385]  ? trace_hardirqs_on+0xbd/0x310
[  393.920700]  ? kasan_check_read+0x11/0x20
[  393.924846]  ? ___ratelimit+0x3b4/0x672
[  393.928812]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.933905]  ? trace_hardirqs_on+0x310/0x310
[  393.938329]  ? lock_downgrade+0x900/0x900
[  393.942480]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.947578]  ? ___ratelimit+0x3b9/0x672
[  393.951549]  ? idr_get_free+0xec0/0xec0
[  393.955517]  ? find_held_lock+0x36/0x1c0
[  393.959584]  oom_kill_process.cold.27+0x10/0x903
[  393.964330]  ? zap_class+0x640/0x640
[  393.968050]  ? check_preemption_disabled+0x48/0x280
[  393.973074]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.977995]  ? kasan_check_read+0x11/0x20
[  393.982151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.987427]  ? oom_evaluate_task+0x540/0x540
[  393.991837]  ? find_held_lock+0x36/0x1c0
[  393.995901]  ? out_of_memory+0x974/0x1430
[  394.000062]  ? lock_downgrade+0x900/0x900
[  394.004221]  ? check_preemption_disabled+0x48/0x280
[  394.009242]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.014165]  ? kasan_check_read+0x11/0x20
[  394.018307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.023579]  ? rcu_softirq_qs+0x20/0x20
[  394.027552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.033081]  ? oom_evaluate_task+0x302/0x540
[  394.037490]  out_of_memory+0xa84/0x1430
[  394.041479]  ? oom_killer_disable+0x3a0/0x3a0
[  394.045971]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  394.050894]  ? __mutex_add_waiter+0x2a0/0x2a0
[  394.055395]  __alloc_pages_slowpath+0x22d4/0x2d70
[  394.060262]  ? warn_alloc+0x120/0x120
[  394.064057]  ? rcu_softirq_qs+0x20/0x20
[  394.068048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.073577]  ? should_fail+0x22d/0xd01
[  394.077460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.082577]  ? zap_class+0x640/0x640
[  394.086308]  ? __lock_is_held+0xb5/0x140
[  394.090370]  ? mark_held_locks+0x130/0x130
[  394.094617]  ? lock_release+0xa00/0xa00
[  394.098589]  ? perf_trace_sched_process_exec+0x860/0x860
[  394.104041]  ? __might_sleep+0x95/0x190
[  394.108013]  __alloc_pages_nodemask+0xa80/0xde0
[  394.112681]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  394.117702]  ? __page_cache_alloc+0x191/0x5c0
[  394.122196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.127126]  ? kasan_check_read+0x11/0x20
[  394.131278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.136564]  ? zap_class+0x640/0x640
[  394.140288]  ? zap_class+0x640/0x640
[  394.143993]  ? zap_class+0x640/0x640
[  394.147704]  ? __do_page_cache_readahead+0x7ce/0x980
[  394.152812]  ? find_held_lock+0x36/0x1c0
[  394.156871]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  394.162407]  alloc_pages_current+0x173/0x350
[  394.166813]  __page_cache_alloc+0x38c/0x5c0
[  394.171150]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.176072]  ? kasan_check_read+0x11/0x20
[  394.180221]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.185493]  ? generic_perform_write+0x6a0/0x6a0
[  394.190242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.195777]  ? check_preemption_disabled+0x48/0x280
[  394.200798]  filemap_fault+0x1594/0x25f0
[  394.204863]  ? __lock_page_or_retry+0xa00/0xa00
[  394.209543]  ? mark_held_locks+0x130/0x130
[  394.213779]  ? rcu_softirq_qs+0x20/0x20
[  394.217760]  ? filemap_map_pages+0xe04/0x1990
[  394.222274]  ? __free_object+0x173/0x340
[  394.226352]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  394.231287]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.236382]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  394.241057]  ? debug_object_free+0x32d/0x690
[  394.245459]  ? kasan_check_read+0x11/0x20
[  394.249603]  ? debug_object_destroy+0x2b0/0x2b0
[  394.254267]  ? lock_pi_update_atomic+0x150/0x150
[  394.259015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.264548]  ? __hrtimer_init+0xdb/0x240
[  394.268636]  ? lock_acquire+0x1ed/0x520
[  394.272601]  ? ext4_filemap_fault+0x7a/0xad
[  394.276923]  ? lock_release+0xa00/0xa00
[  394.280886]  ? perf_trace_sched_process_exec+0x860/0x860
[  394.286330]  ? print_usage_bug+0xc0/0xc0
[  394.290401]  ? print_usage_bug+0xc0/0xc0
[  394.294466]  ? down_read+0x8d/0x120
[  394.298084]  ? ext4_filemap_fault+0x7a/0xad
[  394.302402]  ? __down_interruptible+0x700/0x700
[  394.307073]  ext4_filemap_fault+0x82/0xad
[  394.311226]  __do_fault+0x100/0x6b0
[  394.314855]  ? pmd_devmap_trans_unstable+0x220/0x220
[  394.319954]  ? mark_held_locks+0x130/0x130
[  394.324193]  ? mark_held_locks+0x130/0x130
[  394.328457]  ? debug_smp_processor_id+0x1c/0x20
[  394.333121]  ? perf_trace_lock+0x14d/0x7a0
[  394.337361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.342897]  __handle_mm_fault+0x307c/0x5920
[  394.347309]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  394.352162]  ? lock_is_held_type+0x210/0x210
[  394.356591]  ? zap_class+0x640/0x640
[  394.360304]  ? zap_class+0x640/0x640
[  394.364013]  ? __x64_sys_futex+0x53e/0x6a0
[  394.368258]  ? find_held_lock+0x36/0x1c0
[  394.372334]  ? handle_mm_fault+0x42a/0xc70
[  394.376561]  ? lock_downgrade+0x900/0x900
[  394.380704]  ? check_preemption_disabled+0x48/0x280
[  394.385722]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.390648]  ? kasan_check_read+0x11/0x20
[  394.394791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.400073]  ? rcu_softirq_qs+0x20/0x20
[  394.404046]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.409145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.414702]  ? check_preemption_disabled+0x48/0x280
[  394.419735]  handle_mm_fault+0x54f/0xc70
[  394.423825]  ? __handle_mm_fault+0x5920/0x5920
[  394.428408]  ? find_vma+0x34/0x190
[  394.431949]  __do_page_fault+0x5e8/0xe60
[  394.436003]  ? trace_hardirqs_off+0xb8/0x310
[  394.440408]  ? __ia32_sys_read+0xb0/0xb0
[  394.444472]  do_page_fault+0xf2/0x7e0
[  394.448365]  ? vmalloc_sync_all+0x30/0x30
[  394.452505]  ? error_entry+0x70/0xd0
[  394.456213]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.461220]  ? trace_hardirqs_on_caller+0xc0/0x310
[  394.466146]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.471073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.475912]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.480924]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.486374]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.491409]  ? page_fault+0x8/0x30
[  394.494958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.499808]  ? page_fault+0x8/0x30
[  394.503341]  page_fault+0x1e/0x30
[  394.506789] RIP: 0033:0x45ddf3
[  394.510003] Code: Bad RIP value.
[  394.513360] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  394.518717] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  394.526067] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  394.533328] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  394.540590] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  394.547855] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  394.555134] warn_alloc_show_mem: 1 callbacks suppressed
[  394.555143] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  394.555145] Mem-Info:
[  394.555182] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  394.555182]  active_file:13 inactive_file:13 isolated_file:0
[  394.555182]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.555182]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  394.555182]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  394.555182]  free:13753 free_pcp:603 free_cma:0
[  394.560515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.560522] Call Trace:
[  394.567446] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.569833]  <IRQ>
[  394.602859] Node 0 
[  394.612206]  dump_stack+0x244/0x39d
[  394.614782] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  394.642333]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.644452] lowmem_reserve[]: 0
[  394.646691]  warn_alloc.cold.117+0xb7/0x1bd
[  394.650279]  2818 6321
[  394.675771]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.680926]  6321
[  394.684203]  ? lock_downgrade+0x900/0x900
[  394.688493] Node 0 
[  394.690981]  ? trace_hardirqs_off+0xb8/0x310
[  394.695814] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  394.697846]  ? trace_hardirqs_off+0xb8/0x310
[  394.701961] lowmem_reserve[]: 0
[  394.704199]  __alloc_pages_slowpath+0x2660/0x2d70
[  394.708568]  0 3503
[  394.735559]  ? warn_alloc+0x120/0x120
[  394.739910]  3503
[  394.743200]  ? warn_alloc+0x120/0x120
[  394.748011] Node 0 
[  394.750234]  ? print_usage_bug+0xc0/0xc0
[  394.754027] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  394.756054]  ? warn_alloc+0x120/0x120
[  394.759818] lowmem_reserve[]: 0
[  394.762058]  ? print_usage_bug+0xc0/0xc0
[  394.766083]  0 0
[  394.794624]  ? __lock_acquire+0x62f/0x4c20
[  394.798388]  0
[  394.801658]  ? __lock_acquire+0x62f/0x4c20
[  394.805695] Node 0 
[  394.807683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.811882] DMA: 1*4kB 
[  394.813678]  ? should_fail+0x22d/0xd01
[  394.817882] (U) 
[  394.820101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.820118]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.825623] 0*8kB 
[  394.828195]  ? __lock_acquire+0x62f/0x4c20
[  394.832055] 0*16kB 1*32kB 
[  394.834023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.839272] (U) 
[  394.844361]  ? __lock_acquire+0x62f/0x4c20
[  394.846480] 2*64kB (U) 
[  394.850723]  ? should_fail+0x22d/0xd01
[  394.853538] 1*128kB (U) 
[  394.858634]  ? rcu_irq_exit+0x1a2/0x390
[  394.860578] 1*256kB (U) 
[  394.864809]  ? mark_held_locks+0x130/0x130
[  394.867359] 0*512kB 
[  394.871233]  ? mark_held_locks+0x130/0x130
[  394.873873] 1*1024kB 
[  394.877848]  ? mark_held_locks+0xc7/0x130
[  394.880491] (U) 
[  394.884726]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.887015] 1*2048kB (M) 
[  394.891239]  ? zap_class+0x640/0x640
[  394.893615] 3*4096kB (M) 
[  394.897753]  ? print_usage_bug+0xc0/0xc0
[  394.899695] = 15908kB
[  394.899701] Node 0 
[  394.904703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.907429] DMA32: 5*4kB 
[  394.911150]  ? check_preemption_disabled+0x48/0x280
[  394.913872] (UM) 
[  394.917925]  ? __lock_is_held+0xb5/0x140
[  394.920296] 1*8kB (H) 
[  394.922527]  __alloc_pages_nodemask+0xa80/0xde0
[  394.928029] 2*16kB (M) 
[  394.930777]  ? zap_class+0x640/0x640
[  394.935762] 3*32kB 
[  394.937811]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  394.941851] (M) 
[  394.944372]  ? find_held_lock+0x36/0x1c0
[  394.949007] 3*64kB 
[  394.951584]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.955352] (MH) 
[  394.957607]  ? lock_downgrade+0x900/0x900
[  394.962596] 4*128kB (M) 
[  394.964569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.968593] 5*256kB (UMH) 
[  394.970822]  cache_grow_begin+0xa5/0x8c0
[  394.975454] 5*512kB (UMH) 
[  394.977507]  ? do_raw_spin_unlock+0xa7/0x330
[  394.981619] 4*1024kB (UMH) 
[  394.984287]  fallback_alloc+0x204/0x2e0
[  394.989784] 2*2048kB (UM) 
[  394.992623]  ____cache_alloc_node+0x1c7/0x1e0
[  394.996649] 3*4096kB (M) 
[  394.999488]  kmem_cache_alloc_node+0xe3/0x730
[  395.003859] = 25180kB
[  395.003866] Node 0 
[  395.006785]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.010726] Normal: 1917*4kB 
[  395.013572]  __alloc_skb+0x119/0x770
[  395.018032] (UME) 
[  395.020776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.025233] 392*8kB (UME) 
[  395.027649]  ? netdev_alloc_frag+0x1f0/0x1f0
[  395.029850] 105*16kB (UME) 
[  395.034087]  ? lock_downgrade+0x900/0x900
[  395.037163] 43*32kB 
[  395.040867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.042985] (UM) 
[  395.048247]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.051058] 1*64kB (U) 
[  395.055458]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.058360] 0*128kB 
[  395.062489]  ? addrconf_rs_timer+0x690/0x690
[  395.064776] 0*256kB 0*512kB 
[  395.070310]  ndisc_alloc_skb+0x144/0x340
[  395.072333] 0*1024kB 0*2048kB 
[  395.077772]  ndisc_send_rs+0x331/0x6e0
[  395.080322] 0*4096kB = 13924kB
[  395.085765]  addrconf_rs_timer+0x314/0x690
[  395.088065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  395.092453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.095444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  395.099491]  call_timer_fn+0x272/0x920
[  395.102646] 7036 total pagecache pages
[  395.106514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.109686] 0 pages in swap cache
[  395.113909]  ? process_timeout+0x40/0x40
[  395.122717] Swap cache stats: add 0, delete 0, find 0/0
[  395.126939]  ? __run_timers+0x7da/0xc70
[  395.135477] Free swap  = 0kB
[  395.139348]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.143205] Total swap = 0kB
[  395.147422]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.150843] 1965979 pages RAM
[  395.154885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.160225] 0 pages HighMem/MovableOnly
[  395.160231] 342867 pages reserved
[  395.164191]  ? lockdep_hardirqs_on+0x296/0x5b0
[  395.167193] 0 pages cma reserved
[  395.171673]  ? trace_hardirqs_on+0xbd/0x310
[  395.174766] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.179144]  ? kasan_check_read+0x11/0x20
[  395.179160]  ? __run_timers+0x7da/0xc70
[  395.182400] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.186461]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.190404] syz-fuzzer cpuset=
[  395.193843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.198395] /
[  395.201746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.206036]  mems_allowed=0
[  395.212525]  __run_timers+0x7e5/0xc70
[  395.255950]  ? timer_fixup_init+0x70/0x70
[  395.260095]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.265128]  ? zap_class+0x640/0x640
[  395.268842]  ? enqueue_hrtimer+0x1a5/0x560
[  395.273073]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.278265]  ? find_held_lock+0x36/0x1c0
[  395.282322]  ? zap_class+0x640/0x640
[  395.286036]  ? pvclock_read_flags+0x160/0x160
[  395.290527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.296060]  ? check_preemption_disabled+0x48/0x280
[  395.301079]  ? __lock_is_held+0xb5/0x140
[  395.305146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.310787]  ? check_preemption_disabled+0x48/0x280
[  395.315801]  run_timer_softirq+0x52/0xb0
[  395.319854]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.324863]  __do_softirq+0x308/0xb7e
[  395.328678]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.333165]  ? lock_downgrade+0x900/0x900
[  395.337308]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.342414]  ? pvclock_read_flags+0x160/0x160
[  395.346902]  ? lapic_next_event+0x5a/0x90
[  395.351048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.356597]  ? kvm_clock_read+0x18/0x30
[  395.360564]  ? kvm_sched_clock_read+0x9/0x20
[  395.364968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.370495]  ? check_preemption_disabled+0x48/0x280
[  395.375512]  irq_exit+0x17f/0x1c0
[  395.378959]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.383793]  ? smp_reschedule_interrupt+0x109/0x650
[  395.388803]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.394681]  ? interrupt_entry+0xb5/0xc0
[  395.398738]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.403746]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.408754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.413589]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.418606]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.423612]  ? task_prio+0x50/0x50
[  395.427162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.432696]  ? check_preemption_disabled+0x48/0x280
[  395.437710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.442566]  apic_timer_interrupt+0xf/0x20
[  395.446792]  </IRQ>
[  395.449033] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  395.453958] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  395.472864] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  395.480571] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  395.487835] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  395.495107] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  395.502373] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  395.510145] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  395.517463]  skb_clone+0x1bb/0x500
[  395.520999]  ? finish_task_switch+0x2f4/0x910
[  395.525497]  ? skb_split+0x11e0/0x11e0
[  395.529378]  ? preempt_notifier_register+0x200/0x200
[  395.534477]  ? __switch_to_asm+0x34/0x70
[  395.538532]  ? __switch_to_asm+0x34/0x70
[  395.542585]  ? __switch_to_asm+0x40/0x70
[  395.546639]  ? __switch_to_asm+0x34/0x70
[  395.550692]  ? __switch_to_asm+0x40/0x70
[  395.554745]  ? __switch_to_asm+0x34/0x70
[  395.558797]  ? __switch_to_asm+0x40/0x70
[  395.562853]  ? __switch_to_asm+0x34/0x70
[  395.566919]  ? __switch_to_asm+0x34/0x70
[  395.570977]  ? __switch_to_asm+0x40/0x70
[  395.575032]  ? __switch_to_asm+0x34/0x70
[  395.579102]  bpf_clone_redirect+0xb9/0x490
[  395.583329]  ? __schedule+0x8d7/0x21d0
[  395.587216]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  395.592231]  ? __sched_text_start+0x8/0x8
[  395.596388]  ? find_held_lock+0x36/0x1c0
[  395.600473]  ? lock_acquire+0x1ed/0x520
[  395.604444]  ? bpf_test_run+0x3cb/0x780
[  395.608417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.613949]  ? check_preemption_disabled+0x48/0x280
[  395.618976]  ? kasan_check_read+0x11/0x20
[  395.623137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.628411]  ? rcu_softirq_qs+0x20/0x20
[  395.632381]  ? preempt_schedule+0x4d/0x60
[  395.636523]  ? ___preempt_schedule+0x16/0x18
[  395.640930]  ? bpf_test_run+0x25d/0x780
[  395.644906]  ? netlink_diag_dump+0x2a0/0x2a0
[  395.649309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.655302]  ? bpf_test_init.isra.10+0x70/0x100
[  395.659968]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  395.664741]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.669575]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.675112]  ? fput+0x130/0x1a0
[  395.678640]  ? __bpf_prog_get+0x9b/0x290
[  395.682697]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.687532]  ? bpf_prog_test_run+0x130/0x1a0
[  395.691936]  ? __x64_sys_bpf+0x3d8/0x520
[  395.695992]  ? bpf_prog_get+0x20/0x20
[  395.699803]  ? do_syscall_64+0x1b9/0x820
[  395.703858]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.709228]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.714154]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.719164]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.724176]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  395.730837]  ? __switch_to_asm+0x40/0x70
[  395.734890]  ? __switch_to_asm+0x34/0x70
[  395.738946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.743788]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.749158] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  395.749234] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.755728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.755732] Call Trace:
[  395.755739]  <IRQ>
[  395.755753]  dump_stack+0x244/0x39d
[  395.755771]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.762281] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.771585]  warn_alloc.cold.117+0xb7/0x1bd
[  395.774130] syz-executor0 cpuset=
[  395.776267]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.779862] syz0
[  395.785038]  ? lock_downgrade+0x900/0x900
[  395.795495]  mems_allowed=0
[  395.799823]  ? trace_hardirqs_off+0xb8/0x310
[  395.821499]  ? trace_hardirqs_off+0xb8/0x310
[  395.825914]  __alloc_pages_slowpath+0x2660/0x2d70
[  395.830797]  ? warn_alloc+0x120/0x120
[  395.834599]  ? warn_alloc+0x120/0x120
[  395.838393]  ? print_usage_bug+0xc0/0xc0
[  395.842450]  ? warn_alloc+0x120/0x120
[  395.846244]  ? print_usage_bug+0xc0/0xc0
[  395.850308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.855838]  ? should_fail+0x22d/0xd01
[  395.859737]  ? __lock_acquire+0x62f/0x4c20
[  395.863966]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.869070]  ? __lock_acquire+0x62f/0x4c20
[  395.873299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.878397]  ? __lock_acquire+0x62f/0x4c20
[  395.882626]  ? should_fail+0x22d/0xd01
[  395.886517]  ? mark_held_locks+0x130/0x130
[  395.890749]  ? mark_held_locks+0x130/0x130
[  395.894974]  ? zap_class+0x640/0x640
[  395.898700]  ? zap_class+0x640/0x640
[  395.902427]  ? check_preemption_disabled+0x48/0x280
[  395.907436]  ? zap_class+0x640/0x640
[  395.911144]  ? print_usage_bug+0xc0/0xc0
[  395.915200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.920729]  ? check_preemption_disabled+0x48/0x280
[  395.925747]  ? __lock_is_held+0xb5/0x140
[  395.929808]  __alloc_pages_nodemask+0xa80/0xde0
[  395.934473]  ? zap_class+0x640/0x640
[  395.938187]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  395.943209]  ? find_held_lock+0x36/0x1c0
[  395.947278]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.951940]  ? lock_downgrade+0x900/0x900
[  395.956090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.961625]  cache_grow_begin+0xa5/0x8c0
[  395.965793]  ? do_raw_spin_unlock+0xa7/0x330
[  395.970198]  fallback_alloc+0x204/0x2e0
[  395.974171]  ____cache_alloc_node+0x1c7/0x1e0
[  395.978656]  kmem_cache_alloc_node+0xe3/0x730
[  395.983138]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.987377]  __alloc_skb+0x119/0x770
[  395.991087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.996363]  ? netdev_alloc_frag+0x1f0/0x1f0
[  396.000766]  ? lock_downgrade+0x900/0x900
[  396.004914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.010455]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.015920]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.021385]  ? addrconf_rs_timer+0x690/0x690
[  396.025794]  ndisc_alloc_skb+0x144/0x340
[  396.029864]  ndisc_send_rs+0x331/0x6e0
[  396.033764]  addrconf_rs_timer+0x314/0x690
[  396.038007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.042247]  call_timer_fn+0x272/0x920
[  396.046263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.050493]  ? process_timeout+0x40/0x40
[  396.054558]  ? mark_held_locks+0xc7/0x130
[  396.058710]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.063199]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.067688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.071917]  ? lockdep_hardirqs_on+0x296/0x5b0
[  396.076494]  ? trace_hardirqs_on+0xbd/0x310
[  396.080809]  ? kasan_check_read+0x11/0x20
[  396.084950]  ? __run_timers+0x7da/0xc70
[  396.088922]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.094033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.098269]  __run_timers+0x7e5/0xc70
[  396.102067]  ? rcu_irq_exit+0x1a2/0x390
[  396.106049]  ? timer_fixup_init+0x70/0x70
[  396.110186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.115713]  ? check_preemption_disabled+0x48/0x280
[  396.120765]  ? mark_held_locks+0xc7/0x130
[  396.124904]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  396.129916]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.134664]  ? retint_kernel+0x2d/0x2d
[  396.138545]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.143475]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.148234]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.153678]  ? zap_class+0x640/0x640
[  396.157393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.162922]  ? check_preemption_disabled+0x48/0x280
[  396.167940]  ? __lock_is_held+0xb5/0x140
[  396.171995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.177526]  ? check_preemption_disabled+0x48/0x280
[  396.182540]  run_timer_softirq+0x52/0xb0
[  396.186596]  ? rcu_read_lock_sched_held+0x14f/0x180
[  396.191607]  __do_softirq+0x308/0xb7e
[  396.195411]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  396.199898]  ? lock_downgrade+0x900/0x900
[  396.204045]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  396.209148]  ? pvclock_read_flags+0x160/0x160
[  396.213637]  ? lapic_next_event+0x5a/0x90
[  396.217782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.223320]  ? kvm_clock_read+0x18/0x30
[  396.227287]  ? kvm_sched_clock_read+0x9/0x20
[  396.231692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.237219]  ? check_preemption_disabled+0x48/0x280
[  396.242236]  irq_exit+0x17f/0x1c0
[  396.245681]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.250512]  ? smp_reschedule_interrupt+0x109/0x650
[  396.255527]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.261407]  ? interrupt_entry+0xb5/0xc0
[  396.265484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.270491]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.275499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.280336]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.285345]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.290358]  ? task_prio+0x50/0x50
[  396.293891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.299424]  ? check_preemption_disabled+0x48/0x280
[  396.304434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.309271]  apic_timer_interrupt+0xf/0x20
[  396.313489]  </IRQ>
[  396.315722] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  396.320909] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  396.339802] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  396.347505] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  396.354768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  396.362048] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  396.369309] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  396.376598] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  396.383901]  retint_kernel+0x1b/0x2d
[  396.387627] RIP: 0010:dump_stack+0x358/0x39d
[  396.392035] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  396.410929] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  396.418633] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  396.425907] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  396.433169] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  396.440434] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  396.447695] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  396.455084]  ? dump_stack+0x34f/0x39d
[  396.458888]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.464083]  dump_header+0x27b/0xf72
[  396.467798]  ? mark_held_locks+0x130/0x130
[  396.472030]  ? pagefault_out_of_memory+0x197/0x197
[  396.476958]  ? __lock_acquire+0x62f/0x4c20
[  396.481188]  ? zap_class+0x640/0x640
[  396.484901]  ? percpu_ref_get_many+0x240/0x240
[  396.489478]  ? print_usage_bug+0xc0/0xc0
[  396.493540]  ? print_usage_bug+0xc0/0xc0
[  396.497603]  ? zap_class+0x640/0x640
[  396.501325]  ? print_usage_bug+0xc0/0xc0
[  396.505382]  ? print_usage_bug+0xc0/0xc0
[  396.509464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.514995]  ? find_held_lock+0x36/0x1c0
[  396.519062]  ? mark_held_locks+0xc7/0x130
[  396.523209]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  396.528306]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  396.533404]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  396.537989]  ? trace_hardirqs_on+0xbd/0x310
[  396.542320]  ? kasan_check_read+0x11/0x20
[  396.546465]  ? ___ratelimit+0x3b4/0x672
[  396.550436]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.555538]  ? trace_hardirqs_on+0x310/0x310
[  396.559941]  ? lock_downgrade+0x900/0x900
[  396.564087]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.569293]  ? ___ratelimit+0x3b9/0x672
[  396.573261]  ? idr_get_free+0xec0/0xec0
[  396.577228]  ? find_held_lock+0x36/0x1c0
[  396.581301]  oom_kill_process.cold.27+0x10/0x903
[  396.586051]  ? zap_class+0x640/0x640
[  396.589761]  ? check_preemption_disabled+0x48/0x280
[  396.594777]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.599703]  ? kasan_check_read+0x11/0x20
[  396.603868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.609140]  ? oom_evaluate_task+0x540/0x540
[  396.613546]  ? find_held_lock+0x36/0x1c0
[  396.617609]  ? out_of_memory+0x974/0x1430
[  396.621751]  ? lock_downgrade+0x900/0x900
[  396.625891]  ? check_preemption_disabled+0x48/0x280
[  396.630906]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.635829]  ? kasan_check_read+0x11/0x20
[  396.639970]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.645260]  ? rcu_softirq_qs+0x20/0x20
[  396.649228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.654785]  ? oom_evaluate_task+0x302/0x540
[  396.659188]  out_of_memory+0xa84/0x1430
[  396.663165]  ? oom_killer_disable+0x3a0/0x3a0
[  396.667655]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  396.672594]  ? __mutex_add_waiter+0x2a0/0x2a0
[  396.677089]  __alloc_pages_slowpath+0x22d4/0x2d70
[  396.681944]  ? warn_alloc+0x120/0x120
[  396.685741]  ? rcu_softirq_qs+0x20/0x20
[  396.689735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.695265]  ? should_fail+0x22d/0xd01
[  396.699153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.704252]  ? zap_class+0x640/0x640
[  396.707979]  ? __lock_is_held+0xb5/0x140
[  396.712046]  ? mark_held_locks+0x130/0x130
[  396.716278]  ? lock_release+0xa00/0xa00
[  396.720261]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.725715]  ? __might_sleep+0x95/0x190
[  396.729684]  __alloc_pages_nodemask+0xa80/0xde0
[  396.734354]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  396.739367]  ? __page_cache_alloc+0x191/0x5c0
[  396.743853]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.748776]  ? kasan_check_read+0x11/0x20
[  396.752918]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.758203]  ? zap_class+0x640/0x640
[  396.761917]  ? zap_class+0x640/0x640
[  396.765620]  ? zap_class+0x640/0x640
[  396.769326]  ? __do_page_cache_readahead+0x7ce/0x980
[  396.774425]  ? find_held_lock+0x36/0x1c0
[  396.778501]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  396.784044]  alloc_pages_current+0x173/0x350
[  396.788455]  __page_cache_alloc+0x38c/0x5c0
[  396.792772]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.797694]  ? kasan_check_read+0x11/0x20
[  396.801837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.807106]  ? generic_perform_write+0x6a0/0x6a0
[  396.811861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.817390]  ? check_preemption_disabled+0x48/0x280
[  396.822421]  filemap_fault+0x1594/0x25f0
[  396.826512]  ? __lock_page_or_retry+0xa00/0xa00
[  396.831179]  ? mark_held_locks+0x130/0x130
[  396.835423]  ? rcu_softirq_qs+0x20/0x20
[  396.839404]  ? filemap_map_pages+0xe04/0x1990
[  396.843922]  ? __free_object+0x173/0x340
[  396.847997]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  396.852919]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.858046]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  396.862722]  ? debug_object_free+0x32d/0x690
[  396.867121]  ? kasan_check_read+0x11/0x20
[  396.871262]  ? debug_object_destroy+0x2b0/0x2b0
[  396.875932]  ? lock_pi_update_atomic+0x150/0x150
[  396.880683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.886210]  ? __hrtimer_init+0xdb/0x240
[  396.890272]  ? lock_acquire+0x1ed/0x520
[  396.894253]  ? ext4_filemap_fault+0x7a/0xad
[  396.898587]  ? lock_release+0xa00/0xa00
[  396.902551]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.908080]  ? print_usage_bug+0xc0/0xc0
[  396.912140]  ? print_usage_bug+0xc0/0xc0
[  396.916204]  ? down_read+0x8d/0x120
[  396.919821]  ? ext4_filemap_fault+0x7a/0xad
[  396.924135]  ? __down_interruptible+0x700/0x700
[  396.928806]  ext4_filemap_fault+0x82/0xad
[  396.932948]  __do_fault+0x100/0x6b0
[  396.936577]  ? pmd_devmap_trans_unstable+0x220/0x220
[  396.941676]  ? mark_held_locks+0x130/0x130
[  396.945906]  ? mark_held_locks+0x130/0x130
[  396.950141]  ? debug_smp_processor_id+0x1c/0x20
[  396.954804]  ? perf_trace_lock+0x14d/0x7a0
[  396.959034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.964579]  __handle_mm_fault+0x307c/0x5920
[  396.968993]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  396.973830]  ? lock_is_held_type+0x210/0x210
[  396.978248]  ? zap_class+0x640/0x640
[  396.981953]  ? zap_class+0x640/0x640
[  396.985664]  ? __x64_sys_futex+0x53e/0x6a0
[  396.989897]  ? find_held_lock+0x36/0x1c0
[  396.993962]  ? handle_mm_fault+0x42a/0xc70
[  396.998198]  ? lock_downgrade+0x900/0x900
[  397.002354]  ? check_preemption_disabled+0x48/0x280
[  397.007382]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.012313]  ? kasan_check_read+0x11/0x20
[  397.016470]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.021831]  ? rcu_softirq_qs+0x20/0x20
[  397.025796]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.030893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.036424]  ? check_preemption_disabled+0x48/0x280
[  397.041442]  handle_mm_fault+0x54f/0xc70
[  397.045508]  ? __handle_mm_fault+0x5920/0x5920
[  397.050084]  ? find_vma+0x34/0x190
[  397.053623]  __do_page_fault+0x5e8/0xe60
[  397.057674]  ? trace_hardirqs_off+0xb8/0x310
[  397.062076]  ? __ia32_sys_read+0xb0/0xb0
[  397.066152]  do_page_fault+0xf2/0x7e0
[  397.069945]  ? vmalloc_sync_all+0x30/0x30
[  397.074094]  ? error_entry+0x70/0xd0
[  397.077801]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.082826]  ? trace_hardirqs_on_caller+0xc0/0x310
[  397.087748]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.092667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.097507]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.102516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.107972]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.112984]  ? page_fault+0x8/0x30
[  397.116519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.121362]  ? page_fault+0x8/0x30
[  397.124897]  page_fault+0x1e/0x30
[  397.128345] RIP: 0033:0x45ddf3
[  397.131546] Code: Bad RIP value.
[  397.134898] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  397.140251] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  397.147512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  397.154772] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  397.162036] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  397.169306] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  397.176587] warn_alloc_show_mem: 1 callbacks suppressed
[  397.176596] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  397.176597] Mem-Info:
[  397.176627] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  397.176627]  active_file:13 inactive_file:13 isolated_file:0
[  397.176627]  unevictable:0 dirty:0 writeback:0 unstable:0
[  397.176627]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  397.176627]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  397.176627]  free:13753 free_pcp:603 free_cma:0
[  397.181965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.181972] Call Trace:
[  397.188894] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  397.191282]  <IRQ>
[  397.224306] Node 0 
[  397.233647]  dump_stack+0x244/0x39d
[  397.236226] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  397.263776]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.265917] lowmem_reserve[]: 0
[  397.268157]  warn_alloc.cold.117+0xb7/0x1bd
[  397.271749]  2818
[  397.297234]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.302390]  6321 6321
[  397.305672]  ? lock_downgrade+0x900/0x900
[  397.312017]  ? trace_hardirqs_off+0xb8/0x310
[  397.316829] Node 0 
[  397.319314]  ? trace_hardirqs_off+0xb8/0x310
[  397.323471] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  397.327842]  __alloc_pages_slowpath+0x2660/0x2d70
[  397.330052] lowmem_reserve[]: 0
[  397.334475]  ? warn_alloc+0x120/0x120
[  397.361399]  0 3503
[  397.366237]  ? warn_alloc+0x120/0x120
[  397.369479]  3503
[  397.373271]  ? print_usage_bug+0xc0/0xc0
[  397.375499] Node 0 
[  397.379281]  ? warn_alloc+0x120/0x120
[  397.381341] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  397.385362]  ? print_usage_bug+0xc0/0xc0
[  397.387570] lowmem_reserve[]: 0
[  397.391363]  ? __lock_acquire+0x62f/0x4c20
[  397.419867]  0 0
[  397.423919]  ? __lock_acquire+0x62f/0x4c20
[  397.427161]  0
[  397.431389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.433337] Node 0 
[  397.437556]  ? should_fail+0x22d/0xd01
[  397.439327] DMA: 1*4kB 
[  397.444857]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.447063] (U) 
[  397.450945]  ? __lock_acquire+0x62f/0x4c20
[  397.453501] 0*8kB 
[  397.458590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.460533] 0*16kB 1*32kB 
[  397.464757]  ? __lock_acquire+0x62f/0x4c20
[  397.466875] (U) 
[  397.471970]  ? should_fail+0x22d/0xd01
[  397.474785] 2*64kB 
[  397.479012]  ? find_held_lock+0x36/0x1c0
[  397.480959] (U) 
[  397.484837]  ? mark_held_locks+0x130/0x130
[  397.487036] 1*128kB (U) 
[  397.491092]  ? mark_held_locks+0x130/0x130
[  397.493034] 1*256kB (U) 
[  397.497259]  ? zap_class+0x640/0x640
[  397.499900] 0*512kB 1*1024kB 
[  397.504123]  ? zap_class+0x640/0x640
[  397.506758] (U) 1*2048kB 
[  397.510982]  ? print_usage_bug+0xc0/0xc0
[  397.514057] (M) 
[  397.517750]  ? do_raw_spin_unlock+0xa7/0x330
[  397.520475] 3*4096kB (M) 
[  397.524539]  ? zap_class+0x640/0x640
[  397.526489] = 15908kB
[  397.530883]  ? print_usage_bug+0xc0/0xc0
[  397.533611] Node 0 
[  397.537307]  ? wq_watchdog_touch+0x9c/0xfe
[  397.539680] DMA32: 5*4kB 
[  397.543734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.545944] (UM) 
[  397.550163]  ? check_preemption_disabled+0x48/0x280
[  397.552894] 1*8kB (H) 
[  397.558427]  ? __lock_is_held+0xb5/0x140
[  397.560455] 2*16kB (M) 
[  397.565468]  __alloc_pages_nodemask+0xa80/0xde0
[  397.567937] 3*32kB (M) 
[  397.572006]  ? zap_class+0x640/0x640
[  397.574570] 3*64kB (MH) 
[  397.579241]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  397.581795] 4*128kB 
[  397.585511]  ? find_held_lock+0x36/0x1c0
[  397.588148] (M) 
[  397.593155]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.595444] 5*256kB (UMH) 
[  397.599509]  ? lock_downgrade+0x900/0x900
[  397.601459] 5*512kB 
[  397.606129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.608941] (UMH) 
[  397.613088]  cache_grow_begin+0xa5/0x8c0
[  397.615380] 4*1024kB (UMH) 
[  397.620908]  ? do_raw_spin_unlock+0xa7/0x330
[  397.623031] 2*2048kB (UM) 
[  397.627091]  fallback_alloc+0x204/0x2e0
[  397.629991] 3*4096kB 
[  397.634388]  ____cache_alloc_node+0x1c7/0x1e0
[  397.637203] (M) 
[  397.641166]  kmem_cache_alloc_node+0xe3/0x730
[  397.643544] = 25180kB
[  397.643551] Node 0 
[  397.648031]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.649976] Normal: 
[  397.654472]  __alloc_skb+0x119/0x770
[  397.656850] 1917*4kB 
[  397.659074]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.663362] (UME) 
[  397.665691]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.669368] 392*8kB (UME) 
[  397.671773]  ? lock_downgrade+0x900/0x900
[  397.677473] 105*16kB (UME) 
[  397.679629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.683998] 43*32kB (UM) 
[  397.686850]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.690965] 1*64kB 
[  397.693883]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.699384] (U) 
[  397.702139]  ? addrconf_rs_timer+0x690/0x690
[  397.707553] 0*128kB 0*256kB 
[  397.709793]  ndisc_alloc_skb+0x144/0x340
[  397.715207] 0*512kB 
[  397.717169]  ndisc_send_rs+0x331/0x6e0
[  397.721557] 0*1024kB 0*2048kB 
[  397.724568]  addrconf_rs_timer+0x314/0x690
[  397.728593] 0*4096kB = 13924kB
[  397.730915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.734778] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  397.737965]  call_timer_fn+0x272/0x920
[  397.742282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  397.745453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.749657] 7036 total pagecache pages
[  397.758473]  ? process_timeout+0x40/0x40
[  397.762339] 0 pages in swap cache
[  397.770900]  ? __run_timers+0x7da/0xc70
[  397.775104] Swap cache stats: add 0, delete 0, find 0/0
[  397.775111] Free swap  = 0kB
[  397.778999]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.783046] Total swap = 0kB
[  397.786489]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.790437] 1965979 pages RAM
[  397.795780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.798764] 0 pages HighMem/MovableOnly
[  397.798771] 342867 pages reserved
[  397.803267]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.806257] 0 pages cma reserved
[  397.810738]  ? trace_hardirqs_on+0xbd/0x310
[  397.813873] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.818029]  ? kasan_check_read+0x11/0x20
[  397.818045]  ? __run_timers+0x7da/0xc70
[  397.822043] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.825421]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.825438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.829988] syz-fuzzer cpuset=
[  397.833342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.837631] /
[  397.844110]  __run_timers+0x7e5/0xc70
[  397.848229]  mems_allowed=0
[  397.852192]  ? timer_fixup_init+0x70/0x70
[  397.891618]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.896629]  ? zap_class+0x640/0x640
[  397.900339]  ? enqueue_hrtimer+0x1a5/0x560
[  397.904567]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.909756]  ? find_held_lock+0x36/0x1c0
[  397.913814]  ? zap_class+0x640/0x640
[  397.917527]  ? pvclock_read_flags+0x160/0x160
[  397.922018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.927547]  ? check_preemption_disabled+0x48/0x280
[  397.932682]  ? __lock_is_held+0xb5/0x140
[  397.936737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.942264]  ? check_preemption_disabled+0x48/0x280
[  397.947275]  run_timer_softirq+0x52/0xb0
[  397.951328]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.956338]  __do_softirq+0x308/0xb7e
[  397.960135]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.964623]  ? lock_downgrade+0x900/0x900
[  397.968773]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.973870]  ? pvclock_read_flags+0x160/0x160
[  397.978370]  ? lapic_next_event+0x5a/0x90
[  397.982507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.988036]  ? kvm_clock_read+0x18/0x30
[  397.992000]  ? kvm_sched_clock_read+0x9/0x20
[  397.996400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.001927]  ? check_preemption_disabled+0x48/0x280
[  398.006943]  irq_exit+0x17f/0x1c0
[  398.010391]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.015230]  ? smp_reschedule_interrupt+0x109/0x650
[  398.020238]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.026117]  ? interrupt_entry+0xb5/0xc0
[  398.030171]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.035191]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.040217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.045055]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.050059]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.055087]  ? task_prio+0x50/0x50
[  398.058643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.064170]  ? check_preemption_disabled+0x48/0x280
[  398.069184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.074026]  apic_timer_interrupt+0xf/0x20
[  398.078248]  </IRQ>
[  398.080480] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  398.085407] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  398.104299] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  398.111999] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.119261] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  398.126520] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  398.133778] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  398.141039] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  398.148331]  skb_clone+0x1bb/0x500
[  398.151866]  ? finish_task_switch+0x2f4/0x910
[  398.156375]  ? skb_split+0x11e0/0x11e0
[  398.160257]  ? preempt_notifier_register+0x200/0x200
[  398.165355]  ? __switch_to_asm+0x34/0x70
[  398.169413]  ? __switch_to_asm+0x34/0x70
[  398.173469]  ? __switch_to_asm+0x40/0x70
[  398.177523]  ? __switch_to_asm+0x34/0x70
[  398.181579]  ? __switch_to_asm+0x40/0x70
[  398.185631]  ? __switch_to_asm+0x34/0x70
[  398.189687]  ? __switch_to_asm+0x40/0x70
[  398.193744]  ? __switch_to_asm+0x34/0x70
[  398.197799]  ? __switch_to_asm+0x34/0x70
[  398.201850]  ? __switch_to_asm+0x40/0x70
[  398.205915]  ? __switch_to_asm+0x34/0x70
[  398.209971]  bpf_clone_redirect+0xb9/0x490
[  398.214200]  ? __schedule+0x8d7/0x21d0
[  398.218088]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  398.223099]  ? __sched_text_start+0x8/0x8
[  398.227252]  ? find_held_lock+0x36/0x1c0
[  398.231313]  ? lock_acquire+0x1ed/0x520
[  398.235283]  ? bpf_test_run+0x3cb/0x780
[  398.239283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.244822]  ? check_preemption_disabled+0x48/0x280
[  398.249836]  ? kasan_check_read+0x11/0x20
[  398.253981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.259254]  ? rcu_softirq_qs+0x20/0x20
[  398.263220]  ? preempt_schedule+0x4d/0x60
[  398.267363]  ? ___preempt_schedule+0x16/0x18
[  398.271767]  ? bpf_test_run+0x25d/0x780
[  398.275744]  ? netlink_diag_dump+0x2a0/0x2a0
[  398.280167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.285694]  ? bpf_test_init.isra.10+0x70/0x100
[  398.290359]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  398.295115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  398.299949]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  398.305478]  ? fput+0x130/0x1a0
[  398.308753]  ? __bpf_prog_get+0x9b/0x290
[  398.312850]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  398.317695]  ? bpf_prog_test_run+0x130/0x1a0
[  398.322097]  ? __x64_sys_bpf+0x3d8/0x520
[  398.326150]  ? bpf_prog_get+0x20/0x20
[  398.329963]  ? do_syscall_64+0x1b9/0x820
[  398.334021]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  398.339375]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.344300]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.349307]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  398.354335]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  398.360996]  ? __switch_to_asm+0x40/0x70
[  398.365048]  ? __switch_to_asm+0x34/0x70
[  398.369104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.373957]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  398.379427] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  398.379505] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.386012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.386017] Call Trace:
[  398.386022]  <IRQ>
[  398.386055]  dump_stack+0x244/0x39d
[  398.386073]  ? dump_stack_print_info.cold.1+0x20/0x20
[  398.392674] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.401902]  warn_alloc.cold.117+0xb7/0x1bd
[  398.404450] syz-executor0 cpuset=
[  398.406590]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.410184] syz0
[  398.415360]  ? lock_downgrade+0x900/0x900
[  398.425816]  mems_allowed=0
[  398.430155]  ? trace_hardirqs_off+0xb8/0x310
[  398.451865]  ? trace_hardirqs_off+0xb8/0x310
[  398.456278]  __alloc_pages_slowpath+0x2660/0x2d70
[  398.461150]  ? warn_alloc+0x120/0x120
[  398.464953]  ? warn_alloc+0x120/0x120
[  398.468753]  ? print_usage_bug+0xc0/0xc0
[  398.472807]  ? warn_alloc+0x120/0x120
[  398.476605]  ? print_usage_bug+0xc0/0xc0
[  398.480661]  ? __lock_acquire+0x62f/0x4c20
[  398.484890]  ? __lock_acquire+0x62f/0x4c20
[  398.489121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.494661]  ? should_fail+0x22d/0xd01
[  398.498563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.503659]  ? __lock_acquire+0x62f/0x4c20
[  398.507891]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.512992]  ? __lock_acquire+0x62f/0x4c20
[  398.517217]  ? should_fail+0x22d/0xd01
[  398.521100]  ? find_held_lock+0x36/0x1c0
[  398.525166]  ? mark_held_locks+0x130/0x130
[  398.529398]  ? mark_held_locks+0x130/0x130
[  398.533627]  ? zap_class+0x640/0x640
[  398.537336]  ? zap_class+0x640/0x640
[  398.541053]  ? print_usage_bug+0xc0/0xc0
[  398.545105]  ? do_raw_spin_unlock+0xa7/0x330
[  398.549521]  ? zap_class+0x640/0x640
[  398.553232]  ? print_usage_bug+0xc0/0xc0
[  398.557289]  ? wq_watchdog_touch+0x9c/0xfe
[  398.561522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.567051]  ? check_preemption_disabled+0x48/0x280
[  398.572068]  ? __lock_is_held+0xb5/0x140
[  398.576138]  __alloc_pages_nodemask+0xa80/0xde0
[  398.580800]  ? zap_class+0x640/0x640
[  398.584511]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  398.589530]  ? find_held_lock+0x36/0x1c0
[  398.593595]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.598261]  ? lock_downgrade+0x900/0x900
[  398.602411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.607951]  cache_grow_begin+0xa5/0x8c0
[  398.612008]  ? do_raw_spin_unlock+0xa7/0x330
[  398.616433]  fallback_alloc+0x204/0x2e0
[  398.620407]  ____cache_alloc_node+0x1c7/0x1e0
[  398.624900]  kmem_cache_alloc_node+0xe3/0x730
[  398.629390]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.633627]  __alloc_skb+0x119/0x770
[  398.637343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.642629]  ? netdev_alloc_frag+0x1f0/0x1f0
[  398.647029]  ? lock_downgrade+0x900/0x900
[  398.651176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.656710]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.662158]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.667604]  ? addrconf_rs_timer+0x690/0x690
[  398.672015]  ndisc_alloc_skb+0x144/0x340
[  398.676072]  ndisc_send_rs+0x331/0x6e0
[  398.679955]  addrconf_rs_timer+0x314/0x690
[  398.684201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.688439]  call_timer_fn+0x272/0x920
[  398.692320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.696554]  ? process_timeout+0x40/0x40
[  398.700632]  ? mark_held_locks+0xc7/0x130
[  398.704778]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.709264]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.713745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.717971]  ? lockdep_hardirqs_on+0x296/0x5b0
[  398.722543]  ? trace_hardirqs_on+0xbd/0x310
[  398.726864]  ? kasan_check_read+0x11/0x20
[  398.731007]  ? __run_timers+0x7da/0xc70
[  398.734988]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.740095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.744324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.748553]  __run_timers+0x7e5/0xc70
[  398.752351]  ? rcu_irq_exit+0x1a2/0x390
[  398.756333]  ? timer_fixup_init+0x70/0x70
[  398.760479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.766012]  ? check_preemption_disabled+0x48/0x280
[  398.771032]  ? mark_held_locks+0xc7/0x130
[  398.775179]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  398.780196]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.784955]  ? retint_kernel+0x2d/0x2d
[  398.788842]  ? trace_hardirqs_on_caller+0xc0/0x310
[  398.793768]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.798520]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.803969]  ? zap_class+0x640/0x640
[  398.807683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.813211]  ? check_preemption_disabled+0x48/0x280
[  398.818226]  ? __lock_is_held+0xb5/0x140
[  398.822280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.827805]  ? check_preemption_disabled+0x48/0x280
[  398.832844]  run_timer_softirq+0x52/0xb0
[  398.836901]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.841911]  __do_softirq+0x308/0xb7e
[  398.845708]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.850198]  ? lock_downgrade+0x900/0x900
[  398.854362]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.859468]  ? pvclock_read_flags+0x160/0x160
[  398.863959]  ? lapic_next_event+0x5a/0x90
[  398.868103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.873667]  ? kvm_clock_read+0x18/0x30
[  398.877637]  ? kvm_sched_clock_read+0x9/0x20
[  398.882044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.887575]  ? check_preemption_disabled+0x48/0x280
[  398.892593]  irq_exit+0x17f/0x1c0
[  398.896042]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.900877]  ? smp_reschedule_interrupt+0x109/0x650
[  398.905890]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.911769]  ? interrupt_entry+0xb5/0xc0
[  398.915835]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.920849]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.925858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.930694]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.935788]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.940800]  ? task_prio+0x50/0x50
[  398.944345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.949876]  ? check_preemption_disabled+0x48/0x280
[  398.954898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.959740]  apic_timer_interrupt+0xf/0x20
[  398.963984]  </IRQ>
[  398.966218] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  398.971425] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  398.990338] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  398.998041] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  399.005301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  399.012566] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  399.019830] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  399.027104] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  399.034389]  retint_kernel+0x1b/0x2d
[  399.038100] RIP: 0010:dump_stack+0x358/0x39d
[  399.042505] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  399.061396] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  399.069101] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  399.076360] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  399.083621] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  399.090881] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  399.098157] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  399.105429]  ? dump_stack+0x34f/0x39d
[  399.109234]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.114427]  dump_header+0x27b/0xf72
[  399.118146]  ? mark_held_locks+0x130/0x130
[  399.122374]  ? pagefault_out_of_memory+0x197/0x197
[  399.127302]  ? __lock_acquire+0x62f/0x4c20
[  399.131535]  ? zap_class+0x640/0x640
[  399.135244]  ? percpu_ref_get_many+0x240/0x240
[  399.139827]  ? print_usage_bug+0xc0/0xc0
[  399.143882]  ? print_usage_bug+0xc0/0xc0
[  399.147944]  ? zap_class+0x640/0x640
[  399.151654]  ? print_usage_bug+0xc0/0xc0
[  399.155716]  ? print_usage_bug+0xc0/0xc0
[  399.159777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.165322]  ? find_held_lock+0x36/0x1c0
[  399.169389]  ? mark_held_locks+0xc7/0x130
[  399.173536]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.178637]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.183735]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  399.188316]  ? trace_hardirqs_on+0xbd/0x310
[  399.192634]  ? kasan_check_read+0x11/0x20
[  399.196775]  ? ___ratelimit+0x3b4/0x672
[  399.200749]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.205845]  ? trace_hardirqs_on+0x310/0x310
[  399.210248]  ? lock_downgrade+0x900/0x900
[  399.214406]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.219501]  ? ___ratelimit+0x3b9/0x672
[  399.223492]  ? idr_get_free+0xec0/0xec0
[  399.227463]  ? find_held_lock+0x36/0x1c0
[  399.231528]  oom_kill_process.cold.27+0x10/0x903
[  399.236282]  ? zap_class+0x640/0x640
[  399.239991]  ? check_preemption_disabled+0x48/0x280
[  399.245006]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.249930]  ? kasan_check_read+0x11/0x20
[  399.254071]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.259376]  ? oom_evaluate_task+0x540/0x540
[  399.263803]  ? find_held_lock+0x36/0x1c0
[  399.267867]  ? out_of_memory+0x974/0x1430
[  399.272007]  ? lock_downgrade+0x900/0x900
[  399.276168]  ? check_preemption_disabled+0x48/0x280
[  399.281181]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.286102]  ? kasan_check_read+0x11/0x20
[  399.290247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.295558]  ? rcu_softirq_qs+0x20/0x20
[  399.299525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.305054]  ? oom_evaluate_task+0x302/0x540
[  399.309476]  out_of_memory+0xa84/0x1430
[  399.313460]  ? oom_killer_disable+0x3a0/0x3a0
[  399.317947]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  399.322871]  ? __mutex_add_waiter+0x2a0/0x2a0
[  399.327369]  __alloc_pages_slowpath+0x22d4/0x2d70
[  399.332230]  ? warn_alloc+0x120/0x120
[  399.336024]  ? rcu_softirq_qs+0x20/0x20
[  399.340017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.345542]  ? should_fail+0x22d/0xd01
[  399.349422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.354521]  ? zap_class+0x640/0x640
[  399.358246]  ? __lock_is_held+0xb5/0x140
[  399.362306]  ? mark_held_locks+0x130/0x130
[  399.366531]  ? lock_release+0xa00/0xa00
[  399.370514]  ? perf_trace_sched_process_exec+0x860/0x860
[  399.375965]  ? __might_sleep+0x95/0x190
[  399.379940]  __alloc_pages_nodemask+0xa80/0xde0
[  399.384609]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  399.389616]  ? __page_cache_alloc+0x191/0x5c0
[  399.394103]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.399019]  ? kasan_check_read+0x11/0x20
[  399.403177]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.408449]  ? zap_class+0x640/0x640
[  399.412159]  ? zap_class+0x640/0x640
[  399.415861]  ? zap_class+0x640/0x640
[  399.419570]  ? __do_page_cache_readahead+0x7ce/0x980
[  399.424673]  ? find_held_lock+0x36/0x1c0
[  399.428734]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  399.434294]  alloc_pages_current+0x173/0x350
[  399.438700]  __page_cache_alloc+0x38c/0x5c0
[  399.443023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.447944]  ? kasan_check_read+0x11/0x20
[  399.452088]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.457359]  ? generic_perform_write+0x6a0/0x6a0
[  399.462109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.467641]  ? check_preemption_disabled+0x48/0x280
[  399.472659]  filemap_fault+0x1594/0x25f0
[  399.476726]  ? __lock_page_or_retry+0xa00/0xa00
[  399.481390]  ? mark_held_locks+0x130/0x130
[  399.485618]  ? rcu_softirq_qs+0x20/0x20
[  399.489597]  ? filemap_map_pages+0xe04/0x1990
[  399.494100]  ? __free_object+0x173/0x340
[  399.498159]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  399.503084]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.508179]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  399.513218]  ? debug_object_free+0x32d/0x690
[  399.517620]  ? kasan_check_read+0x11/0x20
[  399.521771]  ? debug_object_destroy+0x2b0/0x2b0
[  399.526442]  ? lock_pi_update_atomic+0x150/0x150
[  399.531190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.536720]  ? __hrtimer_init+0xdb/0x240
[  399.540795]  ? lock_acquire+0x1ed/0x520
[  399.544769]  ? ext4_filemap_fault+0x7a/0xad
[  399.549100]  ? lock_release+0xa00/0xa00
[  399.553067]  ? perf_trace_sched_process_exec+0x860/0x860
[  399.558509]  ? print_usage_bug+0xc0/0xc0
[  399.562565]  ? print_usage_bug+0xc0/0xc0
[  399.566632]  ? down_read+0x8d/0x120
[  399.570254]  ? ext4_filemap_fault+0x7a/0xad
[  399.574583]  ? __down_interruptible+0x700/0x700
[  399.579258]  ext4_filemap_fault+0x82/0xad
[  399.583408]  __do_fault+0x100/0x6b0
[  399.587030]  ? pmd_devmap_trans_unstable+0x220/0x220
[  399.592130]  ? mark_held_locks+0x130/0x130
[  399.596360]  ? mark_held_locks+0x130/0x130
[  399.600589]  ? debug_smp_processor_id+0x1c/0x20
[  399.605250]  ? perf_trace_lock+0x14d/0x7a0
[  399.609483]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.615017]  __handle_mm_fault+0x307c/0x5920
[  399.619429]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  399.624264]  ? lock_is_held_type+0x210/0x210
[  399.628691]  ? zap_class+0x640/0x640
[  399.632413]  ? zap_class+0x640/0x640
[  399.636137]  ? __x64_sys_futex+0x53e/0x6a0
[  399.640368]  ? find_held_lock+0x36/0x1c0
[  399.644430]  ? handle_mm_fault+0x42a/0xc70
[  399.648663]  ? lock_downgrade+0x900/0x900
[  399.652807]  ? check_preemption_disabled+0x48/0x280
[  399.657822]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.662747]  ? kasan_check_read+0x11/0x20
[  399.666912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.672196]  ? rcu_softirq_qs+0x20/0x20
[  399.676167]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.681773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.687305]  ? check_preemption_disabled+0x48/0x280
[  399.692322]  handle_mm_fault+0x54f/0xc70
[  399.696379]  ? __handle_mm_fault+0x5920/0x5920
[  399.700962]  ? find_vma+0x34/0x190
[  399.704506]  __do_page_fault+0x5e8/0xe60
[  399.708561]  ? trace_hardirqs_off+0xb8/0x310
[  399.712965]  ? __ia32_sys_read+0xb0/0xb0
[  399.717029]  do_page_fault+0xf2/0x7e0
[  399.720824]  ? vmalloc_sync_all+0x30/0x30
[  399.724970]  ? error_entry+0x70/0xd0
[  399.728685]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.733694]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.738622]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.743545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.748381]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.753400]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.758848]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.763855]  ? page_fault+0x8/0x30
[  399.767389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.772226]  ? page_fault+0x8/0x30
[  399.775769]  page_fault+0x1e/0x30
[  399.779218] RIP: 0033:0x45ddf3
[  399.782418] Code: Bad RIP value.
[  399.785781] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  399.791137] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  399.798485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  399.805753] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  399.813016] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  399.820279] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  399.827564] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  399.827569] warn_alloc_show_mem: 1 callbacks suppressed
[  399.827575] Mem-Info:
[  399.834484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.834491] Call Trace:
[  399.839859] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  399.839859]  active_file:13 inactive_file:13 isolated_file:0
[  399.839859]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.839859]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  399.839859]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  399.839859]  free:13753 free_pcp:603 free_cma:0
[  399.842226]  <IRQ>
[  399.851577] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.854148]  dump_stack+0x244/0x39d
[  399.887165] Node 0 
[  399.889304]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.916878] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  399.920480]  warn_alloc.cold.117+0xb7/0x1bd
[  399.922680] lowmem_reserve[]:
[  399.927855]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.953318]  0 2818
[  399.957637]  ? lock_downgrade+0x900/0x900
[  399.960704]  6321 6321
[  399.965544]  ? trace_hardirqs_off+0xb8/0x310
[  399.971886]  ? trace_hardirqs_off+0xb8/0x310
[  399.974353] Node 0 
[  399.978769]  __alloc_pages_slowpath+0x2660/0x2d70
[  399.983160] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  399.985383]  ? warn_alloc+0x120/0x120
[  399.990170] lowmem_reserve[]: 0
[  400.017141]  ? warn_alloc+0x120/0x120
[  400.020906]  0 3503
[  400.024181]  ? print_usage_bug+0xc0/0xc0
[  400.027948]  3503
[  400.030174]  ? warn_alloc+0x120/0x120
[  400.034207] Node 0 
[  400.036256]  ? print_usage_bug+0xc0/0xc0
[  400.040054] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  400.042254]  ? warn_alloc+0x120/0x120
[  400.046283] lowmem_reserve[]: 0
[  400.074818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.078586]  0
[  400.081850]  ? should_fail+0x22d/0xd01
[  400.087370]  0 0
[  400.089163]  ? __lock_acquire+0x62f/0x4c20
[  400.093023] Node 0 
[  400.094985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.099183] DMA: 1*4kB 
[  400.101413]  ? __lock_acquire+0x62f/0x4c20
[  400.106483] (U) 
[  400.109057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.113268] 0*8kB 0*16kB 
[  400.115245]  ? __lock_acquire+0x62f/0x4c20
[  400.120334] 1*32kB (U) 
[  400.123085]  ? should_fail+0x22d/0xd01
[  400.127309] 2*64kB 
[  400.129893]  ? mark_held_locks+0x130/0x130
[  400.133742] (U) 
[  400.135973]  ? mark_held_locks+0x130/0x130
[  400.140176] 1*128kB 
[  400.142142]  ? mark_held_locks+0x130/0x130
[  400.146345] (U) 
[  400.148655]  ? zap_class+0x640/0x640
[  400.152861] 1*256kB (U) 
[  400.154828]  ? print_usage_bug+0xc0/0xc0
[  400.158506] 0*512kB 1*1024kB 
[  400.161171]  ? mark_held_locks+0x130/0x130
[  400.165216] (U) 
[  400.168303]  ? print_usage_bug+0xc0/0xc0
[  400.168319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.172521] 1*2048kB (M) 
[  400.174493]  ? check_preemption_disabled+0x48/0x280
[  400.178516] 3*4096kB (M) 
[  400.184050]  ? __lock_is_held+0xb5/0x140
[  400.186775] = 15908kB
[  400.191793]  __alloc_pages_nodemask+0xa80/0xde0
[  400.194518] Node 0 
[  400.198565]  ? zap_class+0x640/0x640
[  400.200943] DMA32: 5*4kB 
[  400.205606]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  400.207813] (UM) 
[  400.211517]  ? find_held_lock+0x36/0x1c0
[  400.214238] 1*8kB (H) 
[  400.219253]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.221280] 2*16kB (M) 
[  400.225332]  ? lock_downgrade+0x900/0x900
[  400.227795] 3*32kB (M) 
[  400.232457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.235003] 3*64kB (MH) 
[  400.239142]  cache_grow_begin+0xa5/0x8c0
[  400.241690] 4*128kB (M) 
[  400.247224]  ? do_raw_spin_unlock+0xa7/0x330
[  400.249865] 5*256kB (UMH) 
[  400.253920]  fallback_alloc+0x204/0x2e0
[  400.256559] 5*512kB 
[  400.260954]  ____cache_alloc_node+0x1c7/0x1e0
[  400.263775] (UMH) 
[  400.267743]  kmem_cache_alloc_node+0xe3/0x730
[  400.270032] 4*1024kB (UMH) 
[  400.274533]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.276647] 2*2048kB (UM) 
[  400.281135]  __alloc_skb+0x119/0x770
[  400.284027] 3*4096kB (M) 
[  400.288254]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.291066] = 25180kB
[  400.291073] Node 0 
[  400.294772]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.297497] Normal: 1917*4kB 
[  400.302772]  ? lock_downgrade+0x900/0x900
[  400.305155] (UME) 
[  400.307378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.311752] 392*8kB 
[  400.314843]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.318969] (UME) 
[  400.321112]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.326616] 105*16kB 
[  400.328922]  ? addrconf_rs_timer+0x690/0x690
[  400.334359] (UME) 
[  400.336503]  ndisc_alloc_skb+0x144/0x340
[  400.341918] 43*32kB (UM) 
[  400.344317]  ndisc_send_rs+0x331/0x6e0
[  400.348689] 1*64kB (U) 
[  400.350840]  addrconf_rs_timer+0x314/0x690
[  400.354872] 0*128kB 0*256kB 
[  400.357633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.361483] 0*512kB 0*1024kB 
[  400.364093]  call_timer_fn+0x272/0x920
[  400.368285] 0*2048kB 0*4096kB 
[  400.371293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.375493] = 13924kB
[  400.375506] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  400.378592]  ? process_timeout+0x40/0x40
[  400.382454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  400.385631]  ? __run_timers+0x7da/0xc70
[  400.389846] 7036 total pagecache pages
[  400.392246]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.401060] 0 pages in swap cache
[  400.405096]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.413641] Swap cache stats: add 0, delete 0, find 0/0
[  400.417594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.421457] Free swap  = 0kB
[  400.425937]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.429360] Total swap = 0kB
[  400.433841]  ? trace_hardirqs_on+0xbd/0x310
[  400.439195] 1965979 pages RAM
[  400.443420]  ? kasan_check_read+0x11/0x20
[  400.446402] 0 pages HighMem/MovableOnly
[  400.446409] 342867 pages reserved
[  400.450976]  ? __run_timers+0x7da/0xc70
[  400.453967] 0 pages cma reserved
[  400.458283]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.461416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.465495]  ? tcp_compressed_ack_kick+0x220/0x220
[  400.465516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.469524] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.472910]  __run_timers+0x7e5/0xc70
[  400.476854] syz-fuzzer cpuset=
[  400.480216]  ? timer_fixup_init+0x70/0x70
[  400.485289] /
[  400.491770]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.496673]  mems_allowed=0
[  400.500901]  ? zap_class+0x640/0x640
[  400.535486]  ? enqueue_hrtimer+0x1a5/0x560
[  400.539719]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.544910]  ? find_held_lock+0x36/0x1c0
[  400.548968]  ? zap_class+0x640/0x640
[  400.552681]  ? pvclock_read_flags+0x160/0x160
[  400.557183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.562721]  ? check_preemption_disabled+0x48/0x280
[  400.567740]  ? __lock_is_held+0xb5/0x140
[  400.571797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.577326]  ? check_preemption_disabled+0x48/0x280
[  400.582342]  run_timer_softirq+0x52/0xb0
[  400.586395]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.591406]  __do_softirq+0x308/0xb7e
[  400.595203]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.599703]  ? lock_downgrade+0x900/0x900
[  400.603850]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.608961]  ? pvclock_read_flags+0x160/0x160
[  400.613453]  ? lapic_next_event+0x5a/0x90
[  400.617597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.623132]  ? kvm_clock_read+0x18/0x30
[  400.627100]  ? kvm_sched_clock_read+0x9/0x20
[  400.631507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.637042]  ? check_preemption_disabled+0x48/0x280
[  400.642060]  irq_exit+0x17f/0x1c0
[  400.645519]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.650354]  ? smp_reschedule_interrupt+0x109/0x650
[  400.655363]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.661249]  ? interrupt_entry+0xb5/0xc0
[  400.665306]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.670313]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.675324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.680162]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.685170]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.690181]  ? task_prio+0x50/0x50
[  400.693720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.699249]  ? check_preemption_disabled+0x48/0x280
[  400.704264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.709123]  apic_timer_interrupt+0xf/0x20
[  400.713344]  </IRQ>
[  400.715579] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  400.720504] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  400.739393] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  400.747103] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  400.754364] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  400.761621] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  400.768879] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  400.776136] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  400.783444]  skb_clone+0x1bb/0x500
[  400.786978]  ? finish_task_switch+0x2f4/0x910
[  400.791471]  ? skb_split+0x11e0/0x11e0
[  400.795360]  ? preempt_notifier_register+0x200/0x200
[  400.800454]  ? __switch_to_asm+0x34/0x70
[  400.804509]  ? __switch_to_asm+0x34/0x70
[  400.808559]  ? __switch_to_asm+0x40/0x70
[  400.812613]  ? __switch_to_asm+0x34/0x70
[  400.816675]  ? __switch_to_asm+0x40/0x70
[  400.820735]  ? __switch_to_asm+0x34/0x70
[  400.824785]  ? __switch_to_asm+0x40/0x70
[  400.828839]  ? __switch_to_asm+0x34/0x70
[  400.832891]  ? __switch_to_asm+0x34/0x70
[  400.836944]  ? __switch_to_asm+0x40/0x70
[  400.840997]  ? __switch_to_asm+0x34/0x70
[  400.845055]  bpf_clone_redirect+0xb9/0x490
[  400.849283]  ? __schedule+0x8d7/0x21d0
[  400.853180]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  400.858198]  ? __sched_text_start+0x8/0x8
[  400.862361]  ? find_held_lock+0x36/0x1c0
[  400.866432]  ? lock_acquire+0x1ed/0x520
[  400.870398]  ? bpf_test_run+0x3cb/0x780
[  400.874367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.879895]  ? check_preemption_disabled+0x48/0x280
[  400.884907]  ? kasan_check_read+0x11/0x20
[  400.889048]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.894324]  ? rcu_softirq_qs+0x20/0x20
[  400.898293]  ? preempt_schedule+0x4d/0x60
[  400.902433]  ? ___preempt_schedule+0x16/0x18
[  400.906842]  ? bpf_test_run+0x25d/0x780
[  400.910823]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.915226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.920755]  ? bpf_test_init.isra.10+0x70/0x100
[  400.925425]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  400.930272]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.935111]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.940669]  ? fput+0x130/0x1a0
[  400.943949]  ? __bpf_prog_get+0x9b/0x290
[  400.948009]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  400.952852]  ? bpf_prog_test_run+0x130/0x1a0
[  400.957262]  ? __x64_sys_bpf+0x3d8/0x520
[  400.961314]  ? bpf_prog_get+0x20/0x20
[  400.965138]  ? do_syscall_64+0x1b9/0x820
[  400.969197]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.974555]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.979514]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.984545]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.989556]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  400.996226]  ? __switch_to_asm+0x40/0x70
[  401.000280]  ? __switch_to_asm+0x34/0x70
[  401.004342]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.009184]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.014556] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  401.014621] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.021130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.021136] Call Trace:
[  401.027690] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.036942]  <IRQ>
[  401.039504] syz-executor0 cpuset=
[  401.049972]  dump_stack+0x244/0x39d
[  401.052092] syz0
[  401.055532]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.059129]  mems_allowed=0
[  401.061096]  warn_alloc.cold.117+0xb7/0x1bd
[  401.073490]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.078329]  ? lock_downgrade+0x900/0x900
[  401.082476]  ? trace_hardirqs_off+0xb8/0x310
[  401.086881]  ? trace_hardirqs_off+0xb8/0x310
[  401.091290]  __alloc_pages_slowpath+0x2660/0x2d70
[  401.096158]  ? warn_alloc+0x120/0x120
[  401.099961]  ? warn_alloc+0x120/0x120
[  401.103755]  ? print_usage_bug+0xc0/0xc0
[  401.107810]  ? warn_alloc+0x120/0x120
[  401.111607]  ? print_usage_bug+0xc0/0xc0
[  401.115667]  ? __lock_acquire+0x62f/0x4c20
[  401.119899]  ? __lock_acquire+0x62f/0x4c20
[  401.124129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.129681]  ? should_fail+0x22d/0xd01
[  401.133563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.138668]  ? __lock_acquire+0x62f/0x4c20
[  401.142897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.148011]  ? __lock_acquire+0x62f/0x4c20
[  401.152423]  ? should_fail+0x22d/0xd01
[  401.156301]  ? find_held_lock+0x36/0x1c0
[  401.160365]  ? mark_held_locks+0x130/0x130
[  401.164599]  ? mark_held_locks+0x130/0x130
[  401.168830]  ? zap_class+0x640/0x640
[  401.172550]  ? zap_class+0x640/0x640
[  401.176259]  ? print_usage_bug+0xc0/0xc0
[  401.180310]  ? do_raw_spin_unlock+0xa7/0x330
[  401.184711]  ? zap_class+0x640/0x640
[  401.188422]  ? print_usage_bug+0xc0/0xc0
[  401.192478]  ? wq_watchdog_touch+0x9c/0xfe
[  401.196726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.202251]  ? check_preemption_disabled+0x48/0x280
[  401.207288]  ? __lock_is_held+0xb5/0x140
[  401.211361]  __alloc_pages_nodemask+0xa80/0xde0
[  401.216023]  ? zap_class+0x640/0x640
[  401.219740]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  401.224772]  ? find_held_lock+0x36/0x1c0
[  401.228847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.233509]  ? lock_downgrade+0x900/0x900
[  401.237662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.243198]  cache_grow_begin+0xa5/0x8c0
[  401.247260]  ? do_raw_spin_unlock+0xa7/0x330
[  401.251669]  fallback_alloc+0x204/0x2e0
[  401.255646]  ____cache_alloc_node+0x1c7/0x1e0
[  401.260145]  kmem_cache_alloc_node+0xe3/0x730
[  401.264641]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.268879]  __alloc_skb+0x119/0x770
[  401.272584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.277869]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.282274]  ? lock_downgrade+0x900/0x900
[  401.286420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.291949]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.297394]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.302837]  ? addrconf_rs_timer+0x690/0x690
[  401.307245]  ndisc_alloc_skb+0x144/0x340
[  401.311303]  ndisc_send_rs+0x331/0x6e0
[  401.315197]  addrconf_rs_timer+0x314/0x690
[  401.319432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.323672]  call_timer_fn+0x272/0x920
[  401.327556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.331802]  ? process_timeout+0x40/0x40
[  401.335868]  ? mark_held_locks+0xc7/0x130
[  401.340012]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.344502]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.348995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.353225]  ? lockdep_hardirqs_on+0x296/0x5b0
[  401.357801]  ? trace_hardirqs_on+0xbd/0x310
[  401.362143]  ? kasan_check_read+0x11/0x20
[  401.366288]  ? __run_timers+0x7da/0xc70
[  401.370257]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.375371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.379605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.383850]  __run_timers+0x7e5/0xc70
[  401.387649]  ? rcu_irq_exit+0x1a2/0x390
[  401.391634]  ? timer_fixup_init+0x70/0x70
[  401.395793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.401326]  ? check_preemption_disabled+0x48/0x280
[  401.406340]  ? mark_held_locks+0xc7/0x130
[  401.410477]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  401.415487]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.420250]  ? retint_kernel+0x2d/0x2d
[  401.424136]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.429064]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.433815]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.439258]  ? zap_class+0x640/0x640
[  401.442980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.448506]  ? check_preemption_disabled+0x48/0x280
[  401.453520]  ? __lock_is_held+0xb5/0x140
[  401.457587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.463142]  ? check_preemption_disabled+0x48/0x280
[  401.468158]  run_timer_softirq+0x52/0xb0
[  401.472216]  ? rcu_read_lock_sched_held+0x14f/0x180
[  401.477227]  __do_softirq+0x308/0xb7e
[  401.481046]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  401.485532]  ? lock_downgrade+0x900/0x900
[  401.489681]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  401.494785]  ? pvclock_read_flags+0x160/0x160
[  401.499295]  ? lapic_next_event+0x5a/0x90
[  401.503436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.508975]  ? kvm_clock_read+0x18/0x30
[  401.513139]  ? kvm_sched_clock_read+0x9/0x20
[  401.517564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.523093]  ? check_preemption_disabled+0x48/0x280
[  401.528117]  irq_exit+0x17f/0x1c0
[  401.531570]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.536418]  ? smp_reschedule_interrupt+0x109/0x650
[  401.541429]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.547311]  ? interrupt_entry+0xb5/0xc0
[  401.551367]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.556387]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.561405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.566241]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.571249]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.576256]  ? task_prio+0x50/0x50
[  401.579787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.585315]  ? check_preemption_disabled+0x48/0x280
[  401.590331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.595176]  apic_timer_interrupt+0xf/0x20
[  401.599399]  </IRQ>
[  401.601632] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  401.606815] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  401.625811] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  401.633607] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  401.640885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  401.648147] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  401.655411] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  401.662673] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  401.669958]  retint_kernel+0x1b/0x2d
[  401.673664] RIP: 0010:dump_stack+0x358/0x39d
[  401.678577] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  401.697472] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  401.705200] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  401.712462] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  401.719724] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  401.726986] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  401.734265] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  401.741553]  ? dump_stack+0x34f/0x39d
[  401.745363]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.750558]  dump_header+0x27b/0xf72
[  401.754281]  ? mark_held_locks+0x130/0x130
[  401.758510]  ? pagefault_out_of_memory+0x197/0x197
[  401.763442]  ? __lock_acquire+0x62f/0x4c20
[  401.767683]  ? zap_class+0x640/0x640
[  401.771414]  ? percpu_ref_get_many+0x240/0x240
[  401.775988]  ? print_usage_bug+0xc0/0xc0
[  401.780042]  ? print_usage_bug+0xc0/0xc0
[  401.784107]  ? zap_class+0x640/0x640
[  401.787814]  ? print_usage_bug+0xc0/0xc0
[  401.791867]  ? print_usage_bug+0xc0/0xc0
[  401.795928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.801464]  ? find_held_lock+0x36/0x1c0
[  401.805529]  ? mark_held_locks+0xc7/0x130
[  401.809677]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  401.814781]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  401.819883]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  401.824462]  ? trace_hardirqs_on+0xbd/0x310
[  401.828774]  ? kasan_check_read+0x11/0x20
[  401.832917]  ? ___ratelimit+0x3b4/0x672
[  401.836897]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.841993]  ? trace_hardirqs_on+0x310/0x310
[  401.846395]  ? lock_downgrade+0x900/0x900
[  401.850545]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.856176]  ? ___ratelimit+0x3b9/0x672
[  401.860146]  ? idr_get_free+0xec0/0xec0
[  401.864116]  ? find_held_lock+0x36/0x1c0
[  401.868177]  oom_kill_process.cold.27+0x10/0x903
[  401.872941]  ? zap_class+0x640/0x640
[  401.876648]  ? check_preemption_disabled+0x48/0x280
[  401.881661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.886590]  ? kasan_check_read+0x11/0x20
[  401.890734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.896006]  ? oom_evaluate_task+0x540/0x540
[  401.900421]  ? find_held_lock+0x36/0x1c0
[  401.904486]  ? out_of_memory+0x974/0x1430
[  401.908630]  ? lock_downgrade+0x900/0x900
[  401.912770]  ? check_preemption_disabled+0x48/0x280
[  401.917785]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.922709]  ? kasan_check_read+0x11/0x20
[  401.926853]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.932126]  ? rcu_softirq_qs+0x20/0x20
[  401.936102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.941639]  ? oom_evaluate_task+0x302/0x540
[  401.946046]  out_of_memory+0xa84/0x1430
[  401.950020]  ? oom_killer_disable+0x3a0/0x3a0
[  401.954510]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  401.959436]  ? __mutex_add_waiter+0x2a0/0x2a0
[  401.964023]  __alloc_pages_slowpath+0x22d4/0x2d70
[  401.968884]  ? warn_alloc+0x120/0x120
[  401.972677]  ? rcu_softirq_qs+0x20/0x20
[  401.976686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.982218]  ? should_fail+0x22d/0xd01
[  401.986108]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.991209]  ? zap_class+0x640/0x640
[  401.994939]  ? __lock_is_held+0xb5/0x140
[  401.999000]  ? mark_held_locks+0x130/0x130
[  402.003236]  ? lock_release+0xa00/0xa00
[  402.007204]  ? perf_trace_sched_process_exec+0x860/0x860
[  402.012660]  ? __might_sleep+0x95/0x190
[  402.016635]  __alloc_pages_nodemask+0xa80/0xde0
[  402.021304]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  402.026332]  ? __page_cache_alloc+0x191/0x5c0
[  402.030821]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.035744]  ? kasan_check_read+0x11/0x20
[  402.039888]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.045162]  ? zap_class+0x640/0x640
[  402.048880]  ? zap_class+0x640/0x640
[  402.052594]  ? zap_class+0x640/0x640
[  402.056304]  ? __do_page_cache_readahead+0x7ce/0x980
[  402.061402]  ? find_held_lock+0x36/0x1c0
[  402.065475]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  402.071010]  alloc_pages_current+0x173/0x350
[  402.075418]  __page_cache_alloc+0x38c/0x5c0
[  402.079732]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.084653]  ? kasan_check_read+0x11/0x20
[  402.088799]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.094075]  ? generic_perform_write+0x6a0/0x6a0
[  402.098824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.104355]  ? check_preemption_disabled+0x48/0x280
[  402.109372]  filemap_fault+0x1594/0x25f0
[  402.113455]  ? __lock_page_or_retry+0xa00/0xa00
[  402.118124]  ? mark_held_locks+0x130/0x130
[  402.122356]  ? rcu_softirq_qs+0x20/0x20
[  402.126339]  ? filemap_map_pages+0xe04/0x1990
[  402.130838]  ? __free_object+0x173/0x340
[  402.134898]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  402.139820]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.144917]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  402.149596]  ? debug_object_free+0x32d/0x690
[  402.153998]  ? kasan_check_read+0x11/0x20
[  402.158155]  ? debug_object_destroy+0x2b0/0x2b0
[  402.162822]  ? lock_pi_update_atomic+0x150/0x150
[  402.167579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.173111]  ? __hrtimer_init+0xdb/0x240
[  402.177208]  ? lock_acquire+0x1ed/0x520
[  402.181193]  ? ext4_filemap_fault+0x7a/0xad
[  402.185516]  ? lock_release+0xa00/0xa00
[  402.189486]  ? perf_trace_sched_process_exec+0x860/0x860
[  402.194934]  ? print_usage_bug+0xc0/0xc0
[  402.198989]  ? print_usage_bug+0xc0/0xc0
[  402.203053]  ? down_read+0x8d/0x120
[  402.206674]  ? ext4_filemap_fault+0x7a/0xad
[  402.210993]  ? __down_interruptible+0x700/0x700
[  402.215675]  ext4_filemap_fault+0x82/0xad
[  402.219818]  __do_fault+0x100/0x6b0
[  402.223446]  ? pmd_devmap_trans_unstable+0x220/0x220
[  402.228557]  ? mark_held_locks+0x130/0x130
[  402.232785]  ? mark_held_locks+0x130/0x130
[  402.237014]  ? debug_smp_processor_id+0x1c/0x20
[  402.241672]  ? perf_trace_lock+0x14d/0x7a0
[  402.245909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.251454]  __handle_mm_fault+0x307c/0x5920
[  402.255866]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  402.260702]  ? lock_is_held_type+0x210/0x210
[  402.265135]  ? zap_class+0x640/0x640
[  402.268845]  ? zap_class+0x640/0x640
[  402.272561]  ? __x64_sys_futex+0x53e/0x6a0
[  402.276794]  ? find_held_lock+0x36/0x1c0
[  402.280856]  ? handle_mm_fault+0x42a/0xc70
[  402.285085]  ? lock_downgrade+0x900/0x900
[  402.289234]  ? check_preemption_disabled+0x48/0x280
[  402.294254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.299192]  ? kasan_check_read+0x11/0x20
[  402.303339]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.308614]  ? rcu_softirq_qs+0x20/0x20
[  402.312587]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.317689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.323227]  ? check_preemption_disabled+0x48/0x280
[  402.328239]  handle_mm_fault+0x54f/0xc70
[  402.332310]  ? __handle_mm_fault+0x5920/0x5920
[  402.336910]  ? find_vma+0x34/0x190
[  402.340449]  __do_page_fault+0x5e8/0xe60
[  402.344501]  ? trace_hardirqs_off+0xb8/0x310
[  402.348904]  ? __ia32_sys_read+0xb0/0xb0
[  402.352965]  do_page_fault+0xf2/0x7e0
[  402.356761]  ? vmalloc_sync_all+0x30/0x30
[  402.360898]  ? error_entry+0x70/0xd0
[  402.364615]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.369620]  ? trace_hardirqs_on_caller+0xc0/0x310
[  402.374546]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.379466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.384301]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.389322]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.394772]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.399784]  ? page_fault+0x8/0x30
[  402.403324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.408162]  ? page_fault+0x8/0x30
[  402.411694]  page_fault+0x1e/0x30
[  402.415136] RIP: 0033:0x45ddf3
[  402.418334] Code: Bad RIP value.
[  402.421691] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  402.427050] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  402.434311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  402.441575] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  402.448835] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  402.456098] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  402.463381] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  402.463385] warn_alloc_show_mem: 1 callbacks suppressed
[  402.463391] Mem-Info:
[  402.470306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.475666] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  402.475666]  active_file:13 inactive_file:13 isolated_file:0
[  402.475666]  unevictable:0 dirty:0 writeback:0 unstable:0
[  402.475666]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  402.475666]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  402.475666]  free:13753 free_pcp:603 free_cma:0
[  402.478035] Call Trace:
[  402.487411] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  402.520432]  <IRQ>
[  402.523009] Node 0 
[  402.550592]  dump_stack+0x244/0x39d
[  402.552736] 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
[  402.554941]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.558542] lowmem_reserve[]:
[  402.584036]  warn_alloc.cold.117+0xb7/0x1bd
[  402.589189]  0
[  402.592280]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.596573]  2818
[  402.598360]  ? lock_downgrade+0x900/0x900
[  402.603168]  6321
[  402.605237]  ? trace_hardirqs_off+0xb8/0x310
[  402.609345]  6321
[  402.611403]  ? trace_hardirqs_off+0xb8/0x310
[  402.615777] Node 0 
[  402.617833]  __alloc_pages_slowpath+0x2660/0x2d70
[  402.622246] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  402.624475]  ? warn_alloc+0x120/0x120
[  402.629267] lowmem_reserve[]: 0
[  402.656248]  ? warn_alloc+0x120/0x120
[  402.660015]  0
[  402.663280]  ? print_usage_bug+0xc0/0xc0
[  402.667055]  3503
[  402.668844]  ? warn_alloc+0x120/0x120
[  402.672868]  3503
[  402.674925]  ? print_usage_bug+0xc0/0xc0
[  402.678696] Node 0 
[  402.680747]  ? __lock_acquire+0x62f/0x4c20
[  402.684803] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  402.687005]  ? __lock_acquire+0x62f/0x4c20
[  402.691206] lowmem_reserve[]: 0
[  402.719737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.723940]  0
[  402.727200]  ? should_fail+0x22d/0xd01
[  402.732701]  0 0
[  402.734499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.738359] Node 0 
[  402.740320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.745575] DMA: 
[  402.747796]  ? __lock_acquire+0x62f/0x4c20
[  402.752868] 1*4kB 
[  402.754919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.759116] (U) 0*8kB 
[  402.761257]  ? __lock_acquire+0x62f/0x4c20
[  402.766323] 0*16kB 1*32kB 
[  402.768807]  ? should_fail+0x22d/0xd01
[  402.773011] (U) 
[  402.775843]  ? rcu_irq_exit+0x1a2/0x390
[  402.779695] 2*64kB (U) 
[  402.781669]  ? mark_held_locks+0x130/0x130
[  402.785602] 1*128kB (U) 
[  402.788181]  ? mark_held_locks+0x130/0x130
[  402.792403] 1*256kB 
[  402.795061]  ? mark_held_locks+0xc7/0x130
[  402.799268] (U) 0*512kB 
[  402.801581]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.805691] 1*1024kB (U) 
[  402.808362]  ? zap_class+0x640/0x640
[  402.813343] 1*2048kB (M) 
[  402.816096]  ? print_usage_bug+0xc0/0xc0
[  402.819779] 3*4096kB 
[  402.822536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.826578] (M) = 15908kB
[  402.828985]  ? check_preemption_disabled+0x48/0x280
[  402.834492] Node 0 
[  402.837250]  ? __lock_is_held+0xb5/0x140
[  402.842234] DMA32: 5*4kB 
[  402.844467]  __alloc_pages_nodemask+0xa80/0xde0
[  402.848492] (UM) 
[  402.851242]  ? zap_class+0x640/0x640
[  402.855878] 1*8kB (H) 
[  402.857937]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  402.861617] 2*16kB 
[  402.864121]  ? find_held_lock+0x36/0x1c0
[  402.869101] (M) 
[  402.871336]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.875361] 3*32kB 
[  402.877323]  ? lock_downgrade+0x900/0x900
[  402.881961] (M) 
[  402.884188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.888298] 3*64kB (MH) 
[  402.890270]  cache_grow_begin+0xa5/0x8c0
[  402.895776] 4*128kB (M) 
[  402.898439]  ? do_raw_spin_unlock+0xa7/0x330
[  402.902471] 5*256kB (UMH) 
[  402.905159]  fallback_alloc+0x204/0x2e0
[  402.909533] 5*512kB 
[  402.912365]  ____cache_alloc_node+0x1c7/0x1e0
[  402.916309] (UMH) 
[  402.918621]  kmem_cache_alloc_node+0xe3/0x730
[  402.923081] 4*1024kB (UMH) 
[  402.925225]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.929713] 2*2048kB (UM) 
[  402.932641]  __alloc_skb+0x119/0x770
[  402.936848] 3*4096kB 
[  402.939687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.943368] (M) 
[  402.945768]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.951014] = 25180kB
[  402.951020] Node 0 
[  402.952986]  ? lock_downgrade+0x900/0x900
[  402.957360] Normal: 1917*4kB 
[  402.959773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.961997] (UME) 
[  402.966138]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.969208] 392*8kB (UME) 
[  402.974736]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.976853] 105*16kB 
[  402.982284]  ? addrconf_rs_timer+0x690/0x690
[  402.985184] (UME) 
[  402.990629]  ndisc_alloc_skb+0x144/0x340
[  402.993009] 43*32kB 
[  402.997401]  ndisc_send_rs+0x331/0x6e0
[  402.999524] (UM) 
[  403.003580]  addrconf_rs_timer+0x314/0x690
[  403.005869] 1*64kB (U) 
[  403.009747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.011775] 0*128kB 0*256kB 
[  403.016010]  call_timer_fn+0x272/0x920
[  403.018562] 0*512kB 
[  403.022783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.025771] 0*1024kB 0*2048kB 
[  403.029648]  ? process_timeout+0x40/0x40
[  403.031944] 0*4096kB 
[  403.036168]  ? __run_timers+0x7da/0xc70
[  403.039331] = 13924kB
[  403.039344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.043388]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.045773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.049732]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.052112] 7036 total pagecache pages
[  403.060944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.065431] 0 pages in swap cache
[  403.073987]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.078458] Swap cache stats: add 0, delete 0, find 0/0
[  403.082327]  ? trace_hardirqs_on+0xbd/0x310
[  403.086532] Free swap  = 0kB
[  403.089973]  ? kasan_check_read+0x11/0x20
[  403.094530] Total swap = 0kB
[  403.099877]  ? __run_timers+0x7da/0xc70
[  403.104166] 1965979 pages RAM
[  403.107171]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.111282] 0 pages HighMem/MovableOnly
[  403.111288] 342867 pages reserved
[  403.114295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.118238] 0 pages cma reserved
[  403.121332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.126465] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.130365]  __run_timers+0x7e5/0xc70
[  403.133868] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.138026]  ? timer_fixup_init+0x70/0x70
[  403.141361] syz-fuzzer cpuset=
[  403.145579]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.152039] /
[  403.155821]  ? zap_class+0x640/0x640
[  403.166015]  mems_allowed=0
[  403.170146]  ? enqueue_hrtimer+0x1a5/0x560
[  403.190830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.196020]  ? find_held_lock+0x36/0x1c0
[  403.200084]  ? zap_class+0x640/0x640
[  403.203797]  ? pvclock_read_flags+0x160/0x160
[  403.208290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.213823]  ? check_preemption_disabled+0x48/0x280
[  403.218844]  ? __lock_is_held+0xb5/0x140
[  403.222900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.228432]  ? check_preemption_disabled+0x48/0x280
[  403.233446]  run_timer_softirq+0x52/0xb0
[  403.237510]  ? rcu_read_lock_sched_held+0x14f/0x180
[  403.242522]  __do_softirq+0x308/0xb7e
[  403.246320]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.250826]  ? lock_downgrade+0x900/0x900
[  403.254978]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  403.260081]  ? pvclock_read_flags+0x160/0x160
[  403.264666]  ? lapic_next_event+0x5a/0x90
[  403.268826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.274360]  ? kvm_clock_read+0x18/0x30
[  403.278326]  ? kvm_sched_clock_read+0x9/0x20
[  403.282728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.288269]  ? check_preemption_disabled+0x48/0x280
[  403.293292]  irq_exit+0x17f/0x1c0
[  403.296738]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.301573]  ? smp_reschedule_interrupt+0x109/0x650
[  403.306585]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.312490]  ? interrupt_entry+0xb5/0xc0
[  403.316544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.321565]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.326576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.331413]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.336426]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.341454]  ? task_prio+0x50/0x50
[  403.344999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.350530]  ? check_preemption_disabled+0x48/0x280
[  403.355573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.360414]  apic_timer_interrupt+0xf/0x20
[  403.364647]  </IRQ>
[  403.366881] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  403.371818] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  403.390720] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  403.398428] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  403.405700] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  403.412961] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  403.420224] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  403.427488] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  403.434783]  skb_clone+0x1bb/0x500
[  403.438317]  ? finish_task_switch+0x2f4/0x910
[  403.442807]  ? skb_split+0x11e0/0x11e0
[  403.446689]  ? preempt_notifier_register+0x200/0x200
[  403.451871]  ? __switch_to_asm+0x34/0x70
[  403.455927]  ? __switch_to_asm+0x34/0x70
[  403.459980]  ? __switch_to_asm+0x40/0x70
[  403.464047]  ? __switch_to_asm+0x34/0x70
[  403.468099]  ? __switch_to_asm+0x40/0x70
[  403.472152]  ? __switch_to_asm+0x34/0x70
[  403.476205]  ? __switch_to_asm+0x40/0x70
[  403.480263]  ? __switch_to_asm+0x34/0x70
[  403.484316]  ? __switch_to_asm+0x34/0x70
[  403.488367]  ? __switch_to_asm+0x40/0x70
[  403.492434]  ? __switch_to_asm+0x34/0x70
[  403.496506]  bpf_clone_redirect+0xb9/0x490
[  403.500731]  ? __schedule+0x8d7/0x21d0
[  403.504618]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  403.510162]  ? __sched_text_start+0x8/0x8
[  403.514316]  ? find_held_lock+0x36/0x1c0
[  403.518396]  ? lock_acquire+0x1ed/0x520
[  403.522366]  ? bpf_test_run+0x3cb/0x780
[  403.526336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.531864]  ? check_preemption_disabled+0x48/0x280
[  403.536899]  ? kasan_check_read+0x11/0x20
[  403.541043]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.546323]  ? rcu_softirq_qs+0x20/0x20
[  403.550289]  ? preempt_schedule+0x4d/0x60
[  403.554432]  ? ___preempt_schedule+0x16/0x18
[  403.558862]  ? bpf_test_run+0x25d/0x780
[  403.562839]  ? netlink_diag_dump+0x2a0/0x2a0
[  403.567330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.572858]  ? bpf_test_init.isra.10+0x70/0x100
[  403.577526]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  403.582304]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  403.587140]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.592670]  ? fput+0x130/0x1a0
[  403.595953]  ? __bpf_prog_get+0x9b/0x290
[  403.600015]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  403.604853]  ? bpf_prog_test_run+0x130/0x1a0
[  403.609259]  ? __x64_sys_bpf+0x3d8/0x520
[  403.613318]  ? bpf_prog_get+0x20/0x20
[  403.617130]  ? do_syscall_64+0x1b9/0x820
[  403.621184]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  403.626542]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.631478]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.636487]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.641498]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  403.648158]  ? __switch_to_asm+0x40/0x70
[  403.652215]  ? __switch_to_asm+0x34/0x70
[  403.656285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.661123]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  403.666492] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  403.666563] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.673065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.673070] Call Trace:
[  403.673075]  <IRQ>
[  403.673107]  dump_stack+0x244/0x39d
[  403.673126]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.679900] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.689204]  warn_alloc.cold.117+0xb7/0x1bd
[  403.691748] syz-executor0 cpuset=
[  403.693883]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.697483] syz0
[  403.702659]  ? lock_downgrade+0x900/0x900
[  403.713111]  mems_allowed=0
[  403.717426]  ? trace_hardirqs_off+0xb8/0x310
[  403.739081]  ? trace_hardirqs_off+0xb8/0x310
[  403.743493]  __alloc_pages_slowpath+0x2660/0x2d70
[  403.748354]  ? warn_alloc+0x120/0x120
[  403.752148]  ? warn_alloc+0x120/0x120
[  403.755956]  ? print_usage_bug+0xc0/0xc0
[  403.760008]  ? warn_alloc+0x120/0x120
[  403.763799]  ? print_usage_bug+0xc0/0xc0
[  403.767862]  ? __lock_acquire+0x62f/0x4c20
[  403.772085]  ? __lock_acquire+0x62f/0x4c20
[  403.776334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.781865]  ? should_fail+0x22d/0xd01
[  403.785749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.791020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.796118]  ? __lock_acquire+0x62f/0x4c20
[  403.800366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.805474]  ? __lock_acquire+0x62f/0x4c20
[  403.809696]  ? should_fail+0x22d/0xd01
[  403.813575]  ? rcu_irq_exit+0x1a2/0x390
[  403.817548]  ? mark_held_locks+0x130/0x130
[  403.821775]  ? mark_held_locks+0x130/0x130
[  403.826005]  ? mark_held_locks+0xc7/0x130
[  403.830148]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  403.835170]  ? zap_class+0x640/0x640
[  403.838878]  ? print_usage_bug+0xc0/0xc0
[  403.842944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.848478]  ? check_preemption_disabled+0x48/0x280
[  403.853526]  ? __lock_is_held+0xb5/0x140
[  403.857594]  __alloc_pages_nodemask+0xa80/0xde0
[  403.862256]  ? zap_class+0x640/0x640
[  403.865966]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  403.870990]  ? find_held_lock+0x36/0x1c0
[  403.875052]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.879710]  ? lock_downgrade+0x900/0x900
[  403.883857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.889394]  cache_grow_begin+0xa5/0x8c0
[  403.893459]  ? do_raw_spin_unlock+0xa7/0x330
[  403.897869]  fallback_alloc+0x204/0x2e0
[  403.901844]  ____cache_alloc_node+0x1c7/0x1e0
[  403.906340]  kmem_cache_alloc_node+0xe3/0x730
[  403.910833]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.915073]  __alloc_skb+0x119/0x770
[  403.918792]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.924096]  ? netdev_alloc_frag+0x1f0/0x1f0
[  403.928497]  ? lock_downgrade+0x900/0x900
[  403.932646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.938180]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.943631]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.949076]  ? addrconf_rs_timer+0x690/0x690
[  403.953490]  ndisc_alloc_skb+0x144/0x340
[  403.957550]  ndisc_send_rs+0x331/0x6e0
[  403.961439]  addrconf_rs_timer+0x314/0x690
[  403.965671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.969907]  call_timer_fn+0x272/0x920
[  403.973788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.978015]  ? process_timeout+0x40/0x40
[  403.982079]  ? mark_held_locks+0xc7/0x130
[  403.986221]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.990712]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.995197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.999440]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.004015]  ? trace_hardirqs_on+0xbd/0x310
[  404.008328]  ? kasan_check_read+0x11/0x20
[  404.012469]  ? __run_timers+0x7da/0xc70
[  404.016440]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.021557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.025794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.030025]  __run_timers+0x7e5/0xc70
[  404.033820]  ? rcu_irq_exit+0x1a2/0x390
[  404.037799]  ? timer_fixup_init+0x70/0x70
[  404.041949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.047485]  ? check_preemption_disabled+0x48/0x280
[  404.052518]  ? mark_held_locks+0xc7/0x130
[  404.056665]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  404.061676]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.066434]  ? retint_kernel+0x2d/0x2d
[  404.070328]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.075251]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.080005]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.085555]  ? zap_class+0x640/0x640
[  404.089273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.094803]  ? check_preemption_disabled+0x48/0x280
[  404.099835]  ? __lock_is_held+0xb5/0x140
[  404.103888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.109425]  ? check_preemption_disabled+0x48/0x280
[  404.114439]  run_timer_softirq+0x52/0xb0
[  404.118491]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.123497]  __do_softirq+0x308/0xb7e
[  404.127293]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.131779]  ? lock_downgrade+0x900/0x900
[  404.135929]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.141143]  ? pvclock_read_flags+0x160/0x160
[  404.145638]  ? lapic_next_event+0x5a/0x90
[  404.149780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.155317]  ? kvm_clock_read+0x18/0x30
[  404.159282]  ? kvm_sched_clock_read+0x9/0x20
[  404.163687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.169218]  ? check_preemption_disabled+0x48/0x280
[  404.174245]  irq_exit+0x17f/0x1c0
[  404.177693]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.182527]  ? smp_reschedule_interrupt+0x109/0x650
[  404.187539]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.193423]  ? interrupt_entry+0xb5/0xc0
[  404.197480]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.202492]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.207504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.212342]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.217354]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.222364]  ? task_prio+0x50/0x50
[  404.225911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.231448]  ? check_preemption_disabled+0x48/0x280
[  404.236464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.241312]  apic_timer_interrupt+0xf/0x20
[  404.245534]  </IRQ>
[  404.247767] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  404.252959] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  404.271849] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  404.279566] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  404.286825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  404.294085] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  404.301346] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  404.308617] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  404.315909]  retint_kernel+0x1b/0x2d
[  404.319618] RIP: 0010:dump_stack+0x358/0x39d
[  404.324015] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  404.342910] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  404.350613] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  404.357905] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  404.365179] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  404.372438] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  404.379698] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  404.386974]  ? dump_stack+0x34f/0x39d
[  404.390786]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.395980]  dump_header+0x27b/0xf72
[  404.399699]  ? mark_held_locks+0x130/0x130
[  404.403926]  ? pagefault_out_of_memory+0x197/0x197
[  404.408855]  ? __lock_acquire+0x62f/0x4c20
[  404.413081]  ? zap_class+0x640/0x640
[  404.416808]  ? percpu_ref_get_many+0x240/0x240
[  404.421392]  ? print_usage_bug+0xc0/0xc0
[  404.425465]  ? print_usage_bug+0xc0/0xc0
[  404.429523]  ? zap_class+0x640/0x640
[  404.433234]  ? print_usage_bug+0xc0/0xc0
[  404.437289]  ? print_usage_bug+0xc0/0xc0
[  404.441347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.446935]  ? find_held_lock+0x36/0x1c0
[  404.451001]  ? mark_held_locks+0xc7/0x130
[  404.455144]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.460241]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.465337]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  404.469935]  ? trace_hardirqs_on+0xbd/0x310
[  404.474247]  ? kasan_check_read+0x11/0x20
[  404.478393]  ? ___ratelimit+0x3b4/0x672
[  404.482359]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.487471]  ? trace_hardirqs_on+0x310/0x310
[  404.491872]  ? lock_downgrade+0x900/0x900
[  404.496023]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.501118]  ? ___ratelimit+0x3b9/0x672
[  404.505103]  ? idr_get_free+0xec0/0xec0
[  404.509084]  ? find_held_lock+0x36/0x1c0
[  404.513157]  oom_kill_process.cold.27+0x10/0x903
[  404.517922]  ? zap_class+0x640/0x640
[  404.521663]  ? check_preemption_disabled+0x48/0x280
[  404.526674]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.531595]  ? kasan_check_read+0x11/0x20
[  404.535736]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.541008]  ? oom_evaluate_task+0x540/0x540
[  404.545501]  ? find_held_lock+0x36/0x1c0
[  404.549563]  ? out_of_memory+0x974/0x1430
[  404.553713]  ? lock_downgrade+0x900/0x900
[  404.557873]  ? check_preemption_disabled+0x48/0x280
[  404.562899]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.567821]  ? kasan_check_read+0x11/0x20
[  404.571965]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.577234]  ? rcu_softirq_qs+0x20/0x20
[  404.581218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.586758]  ? oom_evaluate_task+0x302/0x540
[  404.591163]  out_of_memory+0xa84/0x1430
[  404.595141]  ? oom_killer_disable+0x3a0/0x3a0
[  404.599632]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  404.604556]  ? __mutex_add_waiter+0x2a0/0x2a0
[  404.609057]  __alloc_pages_slowpath+0x22d4/0x2d70
[  404.613925]  ? warn_alloc+0x120/0x120
[  404.617723]  ? rcu_softirq_qs+0x20/0x20
[  404.621715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.627247]  ? should_fail+0x22d/0xd01
[  404.631135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.636231]  ? zap_class+0x640/0x640
[  404.639973]  ? __lock_is_held+0xb5/0x140
[  404.644040]  ? mark_held_locks+0x130/0x130
[  404.648272]  ? lock_release+0xa00/0xa00
[  404.652247]  ? perf_trace_sched_process_exec+0x860/0x860
[  404.657710]  ? __might_sleep+0x95/0x190
[  404.661683]  __alloc_pages_nodemask+0xa80/0xde0
[  404.666358]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  404.671372]  ? __page_cache_alloc+0x191/0x5c0
[  404.675865]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.680787]  ? kasan_check_read+0x11/0x20
[  404.684930]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.690219]  ? zap_class+0x640/0x640
[  404.693931]  ? zap_class+0x640/0x640
[  404.697638]  ? zap_class+0x640/0x640
[  404.701345]  ? __do_page_cache_readahead+0x7ce/0x980
[  404.706451]  ? find_held_lock+0x36/0x1c0
[  404.710510]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  404.716049]  alloc_pages_current+0x173/0x350
[  404.720460]  __page_cache_alloc+0x38c/0x5c0
[  404.724776]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.729697]  ? kasan_check_read+0x11/0x20
[  404.733838]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.739116]  ? generic_perform_write+0x6a0/0x6a0
[  404.743869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.749400]  ? check_preemption_disabled+0x48/0x280
[  404.754415]  filemap_fault+0x1594/0x25f0
[  404.758481]  ? __lock_page_or_retry+0xa00/0xa00
[  404.763144]  ? mark_held_locks+0x130/0x130
[  404.767373]  ? rcu_softirq_qs+0x20/0x20
[  404.771359]  ? filemap_map_pages+0xe04/0x1990
[  404.775864]  ? __free_object+0x173/0x340
[  404.779925]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  404.784848]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.789947]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  404.794625]  ? debug_object_free+0x32d/0x690
[  404.799025]  ? kasan_check_read+0x11/0x20
[  404.803166]  ? debug_object_destroy+0x2b0/0x2b0
[  404.807829]  ? lock_pi_update_atomic+0x150/0x150
[  404.812589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.818127]  ? __hrtimer_init+0xdb/0x240
[  404.822197]  ? lock_acquire+0x1ed/0x520
[  404.826165]  ? ext4_filemap_fault+0x7a/0xad
[  404.830484]  ? lock_release+0xa00/0xa00
[  404.834471]  ? perf_trace_sched_process_exec+0x860/0x860
[  404.839925]  ? print_usage_bug+0xc0/0xc0
[  404.843979]  ? print_usage_bug+0xc0/0xc0
[  404.848044]  ? down_read+0x8d/0x120
[  404.851663]  ? ext4_filemap_fault+0x7a/0xad
[  404.855975]  ? __down_interruptible+0x700/0x700
[  404.860642]  ext4_filemap_fault+0x82/0xad
[  404.864782]  __do_fault+0x100/0x6b0
[  404.868417]  ? pmd_devmap_trans_unstable+0x220/0x220
[  404.873518]  ? mark_held_locks+0x130/0x130
[  404.877746]  ? mark_held_locks+0x130/0x130
[  404.881978]  ? debug_smp_processor_id+0x1c/0x20
[  404.886639]  ? perf_trace_lock+0x14d/0x7a0
[  404.890876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.896414]  __handle_mm_fault+0x307c/0x5920
[  404.900826]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  404.905666]  ? lock_is_held_type+0x210/0x210
[  404.910104]  ? zap_class+0x640/0x640
[  404.913810]  ? zap_class+0x640/0x640
[  404.917517]  ? __x64_sys_futex+0x53e/0x6a0
[  404.921762]  ? find_held_lock+0x36/0x1c0
[  404.925823]  ? handle_mm_fault+0x42a/0xc70
[  404.930054]  ? lock_downgrade+0x900/0x900
[  404.934194]  ? check_preemption_disabled+0x48/0x280
[  404.939224]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.944143]  ? kasan_check_read+0x11/0x20
[  404.948294]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.953566]  ? rcu_softirq_qs+0x20/0x20
[  404.957544]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.962733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.968264]  ? check_preemption_disabled+0x48/0x280
[  404.973278]  handle_mm_fault+0x54f/0xc70
[  404.977357]  ? __handle_mm_fault+0x5920/0x5920
[  404.981949]  ? find_vma+0x34/0x190
[  404.985483]  __do_page_fault+0x5e8/0xe60
[  404.989533]  ? trace_hardirqs_off+0xb8/0x310
[  404.993932]  ? __ia32_sys_read+0xb0/0xb0
[  404.997995]  do_page_fault+0xf2/0x7e0
[  405.001786]  ? vmalloc_sync_all+0x30/0x30
[  405.005954]  ? error_entry+0x70/0xd0
[  405.009658]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.014664]  ? trace_hardirqs_on_caller+0xc0/0x310
[  405.019582]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.024529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.029363]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.034369]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.039813]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.044842]  ? page_fault+0x8/0x30
[  405.048375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.053214]  ? page_fault+0x8/0x30
[  405.056749]  page_fault+0x1e/0x30
[  405.060191] RIP: 0033:0x45ddf3
[  405.063410] Code: Bad RIP value.
[  405.066777] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  405.072128] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  405.079386] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  405.086648] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  405.093907] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  405.101169] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  405.108461] warn_alloc_show_mem: 1 callbacks suppressed
[  405.108470] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  405.108471] Mem-Info:
[  405.108500] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  405.108500]  active_file:13 inactive_file:13 isolated_file:0
[  405.108500]  unevictable:0 dirty:0 writeback:0 unstable:0
[  405.108500]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  405.108500]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  405.108500]  free:13753 free_pcp:603 free_cma:0
[  405.113827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.113835] Call Trace:
[  405.120757] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  405.123141]  <IRQ>
[  405.156166] Node 0 
[  405.165506]  dump_stack+0x244/0x39d
[  405.168099] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  405.195650]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.197768] lowmem_reserve[]:
[  405.199996]  warn_alloc.cold.117+0xb7/0x1bd
[  405.203582]  0 2818
[  405.229162]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.234327]  6321
[  405.237418]  ? lock_downgrade+0x900/0x900
[  405.241703]  6321
[  405.243936]  ? trace_hardirqs_off+0xb8/0x310
[  405.248744] Node 0 
[  405.250796]  ? trace_hardirqs_off+0xb8/0x310
[  405.254932] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  405.256967]  __alloc_pages_slowpath+0x2660/0x2d70
[  405.261338] lowmem_reserve[]:
[  405.263587]  ? warn_alloc+0x120/0x120
[  405.267937]  0 0
[  405.295034]  ? warn_alloc+0x120/0x120
[  405.299843]  3503 3503
[  405.302939]  ? print_usage_bug+0xc0/0xc0
[  405.306721] Node 0 
[  405.308680]  ? warn_alloc+0x120/0x120
[  405.312474] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  405.314936]  ? print_usage_bug+0xc0/0xc0
[  405.318978] lowmem_reserve[]:
[  405.321204]  ? __lock_acquire+0x62f/0x4c20
[  405.324971]  0 0
[  405.353498]  ? __lock_acquire+0x62f/0x4c20
[  405.357538]  0 0
[  405.360641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.364843] Node 0 
[  405.366833]  ? should_fail+0x22d/0xd01
[  405.371029] DMA: 1*4kB 
[  405.373001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.378509] (U) 
[  405.380731]  ? __lock_acquire+0x62f/0x4c20
[  405.384584] 0*8kB 0*16kB 
[  405.387160]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.392231] 1*32kB 
[  405.394208]  ? __lock_acquire+0x62f/0x4c20
[  405.398413] (U) 
[  405.401171]  ? should_fail+0x22d/0xd01
[  405.406256] 2*64kB (U) 
[  405.408510]  ? find_held_lock+0x36/0x1c0
[  405.412716] 1*128kB 
[  405.414681]  ? mark_held_locks+0x130/0x130
[  405.418527] (U) 1*256kB 
[  405.421105]  ? mark_held_locks+0x130/0x130
[  405.425132] (U) 
[  405.427442]  ? zap_class+0x640/0x640
[  405.431646] 0*512kB 
[  405.434313]  ? zap_class+0x640/0x640
[  405.438517] 1*1024kB 
[  405.440481]  ? print_usage_bug+0xc0/0xc0
[  405.444167] (U) 
[  405.446475]  ? do_raw_spin_unlock+0xa7/0x330
[  405.450156] 1*2048kB (M) 
[  405.452561]  ? zap_class+0x640/0x640
[  405.456587] 3*4096kB (M) 
[  405.458575]  ? print_usage_bug+0xc0/0xc0
[  405.462947] = 15908kB
[  405.462954] Node 0 
[  405.465697]  ? wq_watchdog_touch+0x9c/0xfe
[  405.469376] DMA32: 5*4kB 
[  405.472144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.476174] (UM) 
[  405.478571]  ? check_preemption_disabled+0x48/0x280
[  405.480802] 1*8kB (H) 
[  405.485033]  ? __lock_is_held+0xb5/0x140
[  405.487766] 2*16kB (M) 
[  405.493308]  __alloc_pages_nodemask+0xa80/0xde0
[  405.495341] 3*32kB 
[  405.500339]  ? zap_class+0x640/0x640
[  405.502809] (M) 
[  405.506857]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  405.509721] 3*64kB (MH) 
[  405.514403]  ? find_held_lock+0x36/0x1c0
[  405.516605] 4*128kB 
[  405.520318]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.522262] (M) 
[  405.527273]  ? lock_downgrade+0x900/0x900
[  405.529915] 5*256kB (UMH) 
[  405.533987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.536289] 5*512kB 
[  405.540947]  cache_grow_begin+0xa5/0x8c0
[  405.542890] (UMH) 
[  405.547018]  ? do_raw_spin_unlock+0xa7/0x330
[  405.549832] 4*1024kB (UMH) 
[  405.555364]  fallback_alloc+0x204/0x2e0
[  405.557650] 2*2048kB (UM) 
[  405.561702]  ____cache_alloc_node+0x1c7/0x1e0
[  405.563816] 3*4096kB (M) 
[  405.568216]  kmem_cache_alloc_node+0xe3/0x730
[  405.571201] = 25180kB
[  405.571208] Node 0 
[  405.575170]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.577978] Normal: 1917*4kB 
[  405.582474]  __alloc_skb+0x119/0x770
[  405.585189] (UME) 392*8kB 
[  405.589678]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.592052] (UME) 105*16kB 
[  405.594295]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.598490] (UME) 43*32kB 
[  405.601586]  ? lock_downgrade+0x900/0x900
[  405.605272] (UM) 
[  405.608115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.613361] 1*64kB (U) 
[  405.616301]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.620667] 0*128kB 0*256kB 
[  405.623504]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.627615] 0*512kB 0*1024kB 
[  405.629672]  ? addrconf_rs_timer+0x690/0x690
[  405.635177] 0*2048kB 
[  405.637753]  ndisc_alloc_skb+0x144/0x340
[  405.643165] 0*4096kB 
[  405.646167]  ndisc_send_rs+0x331/0x6e0
[  405.651581] = 13924kB
[  405.651594] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  405.654683]  addrconf_rs_timer+0x314/0x690
[  405.659064] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  405.661453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.665481] 7036 total pagecache pages
[  405.667970]  call_timer_fn+0x272/0x920
[  405.671832] 0 pages in swap cache
[  405.674223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.683571] Swap cache stats: add 0, delete 0, find 0/0
[  405.687798]  ? process_timeout+0x40/0x40
[  405.696353] Free swap  = 0kB
[  405.700578]  ? __run_timers+0x7da/0xc70
[  405.704426] Total swap = 0kB
[  405.708310]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.711729] 1965979 pages RAM
[  405.715944]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.721274] 0 pages HighMem/MovableOnly
[  405.721284] 342867 pages reserved
[  405.725330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.728318] 0 pages cma reserved
[  405.732286]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.735352] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.739754]  ? trace_hardirqs_on+0xbd/0x310
[  405.742911] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.747316]  ? kasan_check_read+0x11/0x20
[  405.751286] syz-fuzzer cpuset=
[  405.754723]  ? __run_timers+0x7da/0xc70
[  405.758927] /
[  405.762319]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.766884]  mems_allowed=0
[  405.773358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.813021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.817248]  __run_timers+0x7e5/0xc70
[  405.821073]  ? timer_fixup_init+0x70/0x70
[  405.825221]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.830231]  ? zap_class+0x640/0x640
[  405.833956]  ? enqueue_hrtimer+0x1a5/0x560
[  405.838196]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.843385]  ? find_held_lock+0x36/0x1c0
[  405.847444]  ? zap_class+0x640/0x640
[  405.851162]  ? pvclock_read_flags+0x160/0x160
[  405.855649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.861182]  ? check_preemption_disabled+0x48/0x280
[  405.866196]  ? __lock_is_held+0xb5/0x140
[  405.870288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.875816]  ? check_preemption_disabled+0x48/0x280
[  405.880830]  run_timer_softirq+0x52/0xb0
[  405.884879]  ? rcu_read_lock_sched_held+0x14f/0x180
[  405.889887]  __do_softirq+0x308/0xb7e
[  405.893703]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  405.898189]  ? lock_downgrade+0x900/0x900
[  405.902336]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.907434]  ? pvclock_read_flags+0x160/0x160
[  405.911919]  ? lapic_next_event+0x5a/0x90
[  405.916064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.921596]  ? kvm_clock_read+0x18/0x30
[  405.925569]  ? kvm_sched_clock_read+0x9/0x20
[  405.929973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.935503]  ? check_preemption_disabled+0x48/0x280
[  405.940522]  irq_exit+0x17f/0x1c0
[  405.943970]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.948804]  ? smp_reschedule_interrupt+0x109/0x650
[  405.953816]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.959691]  ? interrupt_entry+0xb5/0xc0
[  405.963743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.968764]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.973771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.978606]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.983612]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.988617]  ? task_prio+0x50/0x50
[  405.992148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.997678]  ? check_preemption_disabled+0x48/0x280
[  406.002714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.007555]  apic_timer_interrupt+0xf/0x20
[  406.011863]  </IRQ>
[  406.014092] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  406.019013] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  406.037912] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  406.045611] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  406.052883] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  406.060148] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  406.067410] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  406.074679] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  406.081969]  skb_clone+0x1bb/0x500
[  406.085500]  ? finish_task_switch+0x2f4/0x910
[  406.089990]  ? skb_split+0x11e0/0x11e0
[  406.093886]  ? preempt_notifier_register+0x200/0x200
[  406.098984]  ? __switch_to_asm+0x34/0x70
[  406.103035]  ? __switch_to_asm+0x34/0x70
[  406.107090]  ? __switch_to_asm+0x40/0x70
[  406.111143]  ? __switch_to_asm+0x34/0x70
[  406.115191]  ? __switch_to_asm+0x40/0x70
[  406.119269]  ? __switch_to_asm+0x34/0x70
[  406.123324]  ? __switch_to_asm+0x40/0x70
[  406.127379]  ? __switch_to_asm+0x34/0x70
[  406.131434]  ? __switch_to_asm+0x34/0x70
[  406.135489]  ? __switch_to_asm+0x40/0x70
[  406.139544]  ? __switch_to_asm+0x34/0x70
[  406.143604]  bpf_clone_redirect+0xb9/0x490
[  406.147831]  ? __schedule+0x8d7/0x21d0
[  406.151715]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  406.156725]  ? __sched_text_start+0x8/0x8
[  406.160899]  ? find_held_lock+0x36/0x1c0
[  406.164959]  ? lock_acquire+0x1ed/0x520
[  406.168941]  ? bpf_test_run+0x3cb/0x780
[  406.172909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.178441]  ? check_preemption_disabled+0x48/0x280
[  406.183454]  ? kasan_check_read+0x11/0x20
[  406.187601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.192870]  ? rcu_softirq_qs+0x20/0x20
[  406.196836]  ? preempt_schedule+0x4d/0x60
[  406.200974]  ? ___preempt_schedule+0x16/0x18
[  406.205381]  ? bpf_test_run+0x25d/0x780
[  406.209354]  ? netlink_diag_dump+0x2a0/0x2a0
[  406.213755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.219307]  ? bpf_test_init.isra.10+0x70/0x100
[  406.223973]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  406.228727]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.233574]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.239099]  ? fput+0x130/0x1a0
[  406.242373]  ? __bpf_prog_get+0x9b/0x290
[  406.246431]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.251265]  ? bpf_prog_test_run+0x130/0x1a0
[  406.255666]  ? __x64_sys_bpf+0x3d8/0x520
[  406.259721]  ? bpf_prog_get+0x20/0x20
[  406.263529]  ? do_syscall_64+0x1b9/0x820
[  406.267583]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.272943]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.277870]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.282880]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.287890]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  406.294555]  ? __switch_to_asm+0x40/0x70
[  406.298610]  ? __switch_to_asm+0x34/0x70
[  406.302671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.307513]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.312891] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  406.312950] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.319460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.319467] Call Trace:
[  406.326026] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.335291]  <IRQ>
[  406.337851] syz-executor0 cpuset=
[  406.348322]  dump_stack+0x244/0x39d
[  406.350441] syz0
[  406.353879]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.357477]  mems_allowed=0
[  406.359460]  warn_alloc.cold.117+0xb7/0x1bd
[  406.371839]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.376678]  ? lock_downgrade+0x900/0x900
[  406.380831]  ? trace_hardirqs_off+0xb8/0x310
[  406.385244]  ? trace_hardirqs_off+0xb8/0x310
[  406.389662]  __alloc_pages_slowpath+0x2660/0x2d70
[  406.394541]  ? warn_alloc+0x120/0x120
[  406.398342]  ? warn_alloc+0x120/0x120
[  406.402139]  ? print_usage_bug+0xc0/0xc0
[  406.406194]  ? warn_alloc+0x120/0x120
[  406.409996]  ? print_usage_bug+0xc0/0xc0
[  406.414053]  ? __lock_acquire+0x62f/0x4c20
[  406.418284]  ? __lock_acquire+0x62f/0x4c20
[  406.422516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.428049]  ? should_fail+0x22d/0xd01
[  406.431927]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.437198]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.442302]  ? __lock_acquire+0x62f/0x4c20
[  406.446534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.451627]  ? __lock_acquire+0x62f/0x4c20
[  406.455870]  ? should_fail+0x22d/0xd01
[  406.459748]  ? rcu_irq_exit+0x1a2/0x390
[  406.463727]  ? mark_held_locks+0x130/0x130
[  406.467960]  ? mark_held_locks+0x130/0x130
[  406.472196]  ? mark_held_locks+0xc7/0x130
[  406.476345]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  406.481354]  ? zap_class+0x640/0x640
[  406.485061]  ? print_usage_bug+0xc0/0xc0
[  406.489118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.494649]  ? check_preemption_disabled+0x48/0x280
[  406.499678]  ? __lock_is_held+0xb5/0x140
[  406.503740]  __alloc_pages_nodemask+0xa80/0xde0
[  406.508403]  ? zap_class+0x640/0x640
[  406.512121]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  406.517141]  ? find_held_lock+0x36/0x1c0
[  406.521214]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.525878]  ? lock_downgrade+0x900/0x900
[  406.530024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.535560]  cache_grow_begin+0xa5/0x8c0
[  406.539623]  ? do_raw_spin_unlock+0xa7/0x330
[  406.544036]  fallback_alloc+0x204/0x2e0
[  406.548013]  ____cache_alloc_node+0x1c7/0x1e0
[  406.552509]  kmem_cache_alloc_node+0xe3/0x730
[  406.557001]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.561248]  __alloc_skb+0x119/0x770
[  406.564956]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.570241]  ? netdev_alloc_frag+0x1f0/0x1f0
[  406.574641]  ? lock_downgrade+0x900/0x900
[  406.578790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.584323]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.589773]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.595222]  ? addrconf_rs_timer+0x690/0x690
[  406.599634]  ndisc_alloc_skb+0x144/0x340
[  406.603691]  ndisc_send_rs+0x331/0x6e0
[  406.607580]  addrconf_rs_timer+0x314/0x690
[  406.611809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.616045]  call_timer_fn+0x272/0x920
[  406.619928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.624155]  ? process_timeout+0x40/0x40
[  406.628238]  ? mark_held_locks+0xc7/0x130
[  406.632381]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.636880]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.641368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.645594]  ? lockdep_hardirqs_on+0x296/0x5b0
[  406.650170]  ? trace_hardirqs_on+0xbd/0x310
[  406.654492]  ? kasan_check_read+0x11/0x20
[  406.658642]  ? __run_timers+0x7da/0xc70
[  406.662612]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.667718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.671951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.676182]  __run_timers+0x7e5/0xc70
[  406.679980]  ? rcu_irq_exit+0x1a2/0x390
[  406.683969]  ? timer_fixup_init+0x70/0x70
[  406.688130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.693670]  ? check_preemption_disabled+0x48/0x280
[  406.698682]  ? mark_held_locks+0xc7/0x130
[  406.702819]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  406.707826]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.712580]  ? retint_kernel+0x2d/0x2d
[  406.716459]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.721383]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.726128]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.731576]  ? zap_class+0x640/0x640
[  406.735306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.740839]  ? check_preemption_disabled+0x48/0x280
[  406.745856]  ? __lock_is_held+0xb5/0x140
[  406.749910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.755434]  ? check_preemption_disabled+0x48/0x280
[  406.760443]  run_timer_softirq+0x52/0xb0
[  406.764497]  ? rcu_read_lock_sched_held+0x14f/0x180
[  406.769508]  __do_softirq+0x308/0xb7e
[  406.773305]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.777791]  ? lock_downgrade+0x900/0x900
[  406.781947]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  406.787078]  ? pvclock_read_flags+0x160/0x160
[  406.791565]  ? lapic_next_event+0x5a/0x90
[  406.795709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.801244]  ? kvm_clock_read+0x18/0x30
[  406.805225]  ? kvm_sched_clock_read+0x9/0x20
[  406.809632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.815166]  ? check_preemption_disabled+0x48/0x280
[  406.820194]  irq_exit+0x17f/0x1c0
[  406.823645]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.828477]  ? smp_reschedule_interrupt+0x109/0x650
[  406.833484]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.839361]  ? interrupt_entry+0xb5/0xc0
[  406.843424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.848430]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.853440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.858273]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.863279]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.868292]  ? task_prio+0x50/0x50
[  406.871826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.877355]  ? check_preemption_disabled+0x48/0x280
[  406.882369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.887221]  apic_timer_interrupt+0xf/0x20
[  406.891445]  </IRQ>
[  406.893676] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  406.898866] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  406.917763] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  406.925466] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  406.932729] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  406.939991] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  406.947252] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  406.954515] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  406.961799]  retint_kernel+0x1b/0x2d
[  406.965506] RIP: 0010:dump_stack+0x358/0x39d
[  406.969904] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  406.988792] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  406.996504] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  407.003764] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  407.011024] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  407.018288] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  407.025551] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  407.032823]  ? dump_stack+0x34f/0x39d
[  407.036630]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.041842]  dump_header+0x27b/0xf72
[  407.045563]  ? mark_held_locks+0x130/0x130
[  407.049795]  ? pagefault_out_of_memory+0x197/0x197
[  407.054718]  ? __lock_acquire+0x62f/0x4c20
[  407.058942]  ? zap_class+0x640/0x640
[  407.062648]  ? percpu_ref_get_many+0x240/0x240
[  407.067227]  ? print_usage_bug+0xc0/0xc0
[  407.071292]  ? print_usage_bug+0xc0/0xc0
[  407.075366]  ? zap_class+0x640/0x640
[  407.079077]  ? print_usage_bug+0xc0/0xc0
[  407.083131]  ? print_usage_bug+0xc0/0xc0
[  407.087194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.092730]  ? find_held_lock+0x36/0x1c0
[  407.096807]  ? mark_held_locks+0xc7/0x130
[  407.100950]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.106043]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.111139]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.115723]  ? trace_hardirqs_on+0xbd/0x310
[  407.120035]  ? kasan_check_read+0x11/0x20
[  407.124188]  ? ___ratelimit+0x3b4/0x672
[  407.128153]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.133255]  ? trace_hardirqs_on+0x310/0x310
[  407.137656]  ? lock_downgrade+0x900/0x900
[  407.141810]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.146907]  ? ___ratelimit+0x3b9/0x672
[  407.150872]  ? idr_get_free+0xec0/0xec0
[  407.154837]  ? find_held_lock+0x36/0x1c0
[  407.158919]  oom_kill_process.cold.27+0x10/0x903
[  407.163697]  ? zap_class+0x640/0x640
[  407.167405]  ? check_preemption_disabled+0x48/0x280
[  407.172420]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.177346]  ? kasan_check_read+0x11/0x20
[  407.181488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.186756]  ? oom_evaluate_task+0x540/0x540
[  407.191163]  ? find_held_lock+0x36/0x1c0
[  407.195238]  ? out_of_memory+0x974/0x1430
[  407.199380]  ? lock_downgrade+0x900/0x900
[  407.203522]  ? check_preemption_disabled+0x48/0x280
[  407.208536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.213459]  ? kasan_check_read+0x11/0x20
[  407.217598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.222865]  ? rcu_softirq_qs+0x20/0x20
[  407.226836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.232365]  ? oom_evaluate_task+0x302/0x540
[  407.236858]  out_of_memory+0xa84/0x1430
[  407.240832]  ? oom_killer_disable+0x3a0/0x3a0
[  407.245322]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  407.250246]  ? __mutex_add_waiter+0x2a0/0x2a0
[  407.254746]  __alloc_pages_slowpath+0x22d4/0x2d70
[  407.259610]  ? warn_alloc+0x120/0x120
[  407.263402]  ? rcu_softirq_qs+0x20/0x20
[  407.267411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.272942]  ? should_fail+0x22d/0xd01
[  407.276827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.281926]  ? zap_class+0x640/0x640
[  407.285679]  ? __lock_is_held+0xb5/0x140
[  407.289744]  ? mark_held_locks+0x130/0x130
[  407.293995]  ? lock_release+0xa00/0xa00
[  407.297965]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.303420]  ? __might_sleep+0x95/0x190
[  407.307393]  __alloc_pages_nodemask+0xa80/0xde0
[  407.312060]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  407.317071]  ? __page_cache_alloc+0x191/0x5c0
[  407.321574]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.326496]  ? kasan_check_read+0x11/0x20
[  407.330641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.335918]  ? zap_class+0x640/0x640
[  407.339635]  ? zap_class+0x640/0x640
[  407.343348]  ? zap_class+0x640/0x640
[  407.347061]  ? __do_page_cache_readahead+0x7ce/0x980
[  407.352168]  ? find_held_lock+0x36/0x1c0
[  407.356235]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  407.361775]  alloc_pages_current+0x173/0x350
[  407.366182]  __page_cache_alloc+0x38c/0x5c0
[  407.370495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.375415]  ? kasan_check_read+0x11/0x20
[  407.379557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.384828]  ? generic_perform_write+0x6a0/0x6a0
[  407.389576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.395108]  ? check_preemption_disabled+0x48/0x280
[  407.400129]  filemap_fault+0x1594/0x25f0
[  407.404201]  ? __lock_page_or_retry+0xa00/0xa00
[  407.408865]  ? mark_held_locks+0x130/0x130
[  407.413098]  ? rcu_softirq_qs+0x20/0x20
[  407.417082]  ? filemap_map_pages+0xe04/0x1990
[  407.421582]  ? __free_object+0x173/0x340
[  407.425648]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  407.430572]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.435668]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  407.440344]  ? debug_object_free+0x32d/0x690
[  407.444743]  ? kasan_check_read+0x11/0x20
[  407.448885]  ? debug_object_destroy+0x2b0/0x2b0
[  407.453549]  ? lock_pi_update_atomic+0x150/0x150
[  407.458300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.463828]  ? __hrtimer_init+0xdb/0x240
[  407.467912]  ? lock_acquire+0x1ed/0x520
[  407.471878]  ? ext4_filemap_fault+0x7a/0xad
[  407.476249]  ? lock_release+0xa00/0xa00
[  407.480213]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.485663]  ? print_usage_bug+0xc0/0xc0
[  407.489722]  ? print_usage_bug+0xc0/0xc0
[  407.493789]  ? down_read+0x8d/0x120
[  407.497405]  ? ext4_filemap_fault+0x7a/0xad
[  407.501738]  ? __down_interruptible+0x700/0x700
[  407.506423]  ext4_filemap_fault+0x82/0xad
[  407.510896]  __do_fault+0x100/0x6b0
[  407.514535]  ? pmd_devmap_trans_unstable+0x220/0x220
[  407.519639]  ? mark_held_locks+0x130/0x130
[  407.523882]  ? mark_held_locks+0x130/0x130
[  407.528121]  ? debug_smp_processor_id+0x1c/0x20
[  407.532792]  ? perf_trace_lock+0x14d/0x7a0
[  407.537026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.542570]  __handle_mm_fault+0x307c/0x5920
[  407.546980]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  407.551814]  ? lock_is_held_type+0x210/0x210
[  407.556233]  ? zap_class+0x640/0x640
[  407.559939]  ? zap_class+0x640/0x640
[  407.563648]  ? __x64_sys_futex+0x53e/0x6a0
[  407.567878]  ? find_held_lock+0x36/0x1c0
[  407.571958]  ? handle_mm_fault+0x42a/0xc70
[  407.576191]  ? lock_downgrade+0x900/0x900
[  407.580333]  ? check_preemption_disabled+0x48/0x280
[  407.585351]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.590284]  ? kasan_check_read+0x11/0x20
[  407.594455]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.599730]  ? rcu_softirq_qs+0x20/0x20
[  407.603696]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.608801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.614333]  ? check_preemption_disabled+0x48/0x280
[  407.619348]  handle_mm_fault+0x54f/0xc70
[  407.623408]  ? __handle_mm_fault+0x5920/0x5920
[  407.627988]  ? find_vma+0x34/0x190
[  407.631527]  __do_page_fault+0x5e8/0xe60
[  407.635578]  ? trace_hardirqs_off+0xb8/0x310
[  407.639982]  ? __ia32_sys_read+0xb0/0xb0
[  407.644046]  do_page_fault+0xf2/0x7e0
[  407.647840]  ? vmalloc_sync_all+0x30/0x30
[  407.651983]  ? error_entry+0x70/0xd0
[  407.655692]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.660698]  ? trace_hardirqs_on_caller+0xc0/0x310
[  407.665627]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.670551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.675391]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.680919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.686370]  ? prepare_exit_to_usermode+0x291/0x3b0
[  407.691381]  ? page_fault+0x8/0x30
[  407.694919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.699772]  ? page_fault+0x8/0x30
[  407.703305]  page_fault+0x1e/0x30
[  407.706754] RIP: 0033:0x45ddf3
[  407.709952] Code: Bad RIP value.
[  407.713304] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  407.718677] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  407.725949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  407.733209] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  407.740473] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  407.747740] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  407.755036] warn_alloc_show_mem: 1 callbacks suppressed
[  407.755045] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  407.755046] Mem-Info:
[  407.755077] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  407.755077]  active_file:13 inactive_file:13 isolated_file:0
[  407.755077]  unevictable:0 dirty:0 writeback:0 unstable:0
[  407.755077]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  407.755077]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  407.755077]  free:13753 free_pcp:603 free_cma:0
[  407.760406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.760413] Call Trace:
[  407.767334] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  407.769722]  <IRQ>
[  407.802751] Node 0 
[  407.812092]  dump_stack+0x244/0x39d
[  407.814677] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  407.842228]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.844342] lowmem_reserve[]: 0
[  407.846581]  warn_alloc.cold.117+0xb7/0x1bd
[  407.850171]  2818
[  407.875659]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.880817]  6321
[  407.884082]  ? lock_downgrade+0x900/0x900
[  407.888371]  6321
[  407.890432]  ? trace_hardirqs_off+0xb8/0x310
[  407.895242] Node 0 
[  407.897292]  ? trace_hardirqs_off+0xb8/0x310
[  407.901430] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  407.903467]  __alloc_pages_slowpath+0x2660/0x2d70
[  407.907836] lowmem_reserve[]: 0
[  407.910087]  ? warn_alloc+0x120/0x120
[  407.914441]  0 3503
[  407.941410]  ? warn_alloc+0x120/0x120
[  407.946216]  3503
[  407.949490]  ? print_usage_bug+0xc0/0xc0
[  407.953258] Node 0 
[  407.955478]  ? warn_alloc+0x120/0x120
[  407.959275] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  407.961320]  ? print_usage_bug+0xc0/0xc0
[  407.965361] lowmem_reserve[]: 0
[  407.967680]  ? __lock_acquire+0x62f/0x4c20
[  407.971445]  0 0
[  407.999974]  ? __lock_acquire+0x62f/0x4c20
[  408.004002]  0
[  408.007288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.011489] Node 0 
[  408.013450]  ? should_fail+0x22d/0xd01
[  408.017650] DMA: 
[  408.019444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.024948] 1*4kB 
[  408.027171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.031038] (U) 
[  408.033104]  ? __lock_acquire+0x62f/0x4c20
[  408.038342] 0*8kB 0*16kB 
[  408.040488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.045554] 1*32kB (U) 
[  408.047522]  ? __lock_acquire+0x62f/0x4c20
[  408.051727] 2*64kB (U) 
[  408.054474]  ? should_fail+0x22d/0xd01
[  408.059541] 1*128kB (U) 
[  408.062120]  ? rcu_irq_exit+0x1a2/0x390
[  408.066317] 1*256kB (U) 
[  408.068897]  ? mark_held_locks+0x130/0x130
[  408.072746] 0*512kB 1*1024kB 
[  408.075409]  ? mark_held_locks+0x130/0x130
[  408.079348] (U) 
[  408.082005]  ? mark_held_locks+0xc7/0x130
[  408.086201] 1*2048kB (M) 
[  408.089315]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  408.093512] 3*4096kB (M) 
[  408.095502]  ? zap_class+0x640/0x640
[  408.099625] = 15908kB
[  408.099631] Node 0 
[  408.102372]  ? print_usage_bug+0xc0/0xc0
[  408.107349] DMA32: 5*4kB 
[  408.110110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.113794] (UM) 
[  408.116189]  ? check_preemption_disabled+0x48/0x280
[  408.118391] 1*8kB (H) 
[  408.122450]  ? __lock_is_held+0xb5/0x140
[  408.125178] 2*16kB 
[  408.130700]  __alloc_pages_nodemask+0xa80/0xde0
[  408.132740] (M) 3*32kB 
[  408.137744]  ? zap_class+0x640/0x640
[  408.140211] (M) 
[  408.144257]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  408.146460] 3*64kB (MH) 
[  408.151128]  ? find_held_lock+0x36/0x1c0
[  408.153677] 4*128kB (M) 
[  408.157403]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.159347] 5*256kB (UMH) 
[  408.164356]  ? lock_downgrade+0x900/0x900
[  408.167000] 5*512kB (UMH) 
[  408.171055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.173690] 4*1024kB (UMH) 
[  408.178355]  cache_grow_begin+0xa5/0x8c0
[  408.181165] 2*2048kB (UM) 
[  408.185303]  ? do_raw_spin_unlock+0xa7/0x330
[  408.188135] 3*4096kB 
[  408.193660]  fallback_alloc+0x204/0x2e0
[  408.196612] (M) = 25180kB
[  408.200668]  ____cache_alloc_node+0x1c7/0x1e0
[  408.203497] Node 0 
[  408.207893]  kmem_cache_alloc_node+0xe3/0x730
[  408.210272] Normal: 
[  408.214242]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.216977] 1917*4kB 
[  408.221459]  __alloc_skb+0x119/0x770
[  408.223664] (UME) 
[  408.228144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.230434] 392*8kB 
[  408.234655]  ? netdev_alloc_frag+0x1f0/0x1f0
[  408.237035] (UME) 
[  408.240733]  ? lock_downgrade+0x900/0x900
[  408.242855] 105*16kB 
[  408.248119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.250411] (UME) 
[  408.254806]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.256927] 43*32kB 
[  408.261058]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.263443] (UM) 
[  408.268960]  ? addrconf_rs_timer+0x690/0x690
[  408.271088] 1*64kB 
[  408.276527]  ndisc_alloc_skb+0x144/0x340
[  408.278812] (U) 
[  408.284246]  ndisc_send_rs+0x331/0x6e0
[  408.286276] 0*128kB 0*256kB 
[  408.290678]  addrconf_rs_timer+0x314/0x690
[  408.292880] 0*512kB 0*1024kB 
[  408.296935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.298875] 0*2048kB 0*4096kB 
[  408.302772]  call_timer_fn+0x272/0x920
[  408.305748] = 13924kB
[  408.305761] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  408.309975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.313055] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  408.317288]  ? process_timeout+0x40/0x40
[  408.320453] 7036 total pagecache pages
[  408.324329]  ? __run_timers+0x7da/0xc70
[  408.326713] 0 pages in swap cache
[  408.335535]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.339739] Swap cache stats: add 0, delete 0, find 0/0
[  408.348293]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.352325] Free swap  = 0kB
[  408.356193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.360135] Total swap = 0kB
[  408.363572]  ? lockdep_hardirqs_on+0x296/0x5b0
[  408.368047] 1965979 pages RAM
[  408.373401]  ? trace_hardirqs_on+0xbd/0x310
[  408.377864] 0 pages HighMem/MovableOnly
[  408.380866]  ? kasan_check_read+0x11/0x20
[  408.385082] 342867 pages reserved
[  408.388092]  ? __run_timers+0x7da/0xc70
[  408.392638] 0 pages cma reserved
[  408.392706] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.395739]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.400085] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.403983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.408101] syz-fuzzer cpuset=
[  408.411538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.415482] /
[  408.418834]  __run_timers+0x7e5/0xc70
[  408.425297]  mems_allowed=0
[  408.430390]  ? timer_fixup_init+0x70/0x70
[  408.464711]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.469719]  ? zap_class+0x640/0x640
[  408.473429]  ? enqueue_hrtimer+0x1a5/0x560
[  408.477658]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.482860]  ? find_held_lock+0x36/0x1c0
[  408.486923]  ? zap_class+0x640/0x640
[  408.490667]  ? pvclock_read_flags+0x160/0x160
[  408.495161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.500693]  ? check_preemption_disabled+0x48/0x280
[  408.505708]  ? __lock_is_held+0xb5/0x140
[  408.509764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.515295]  ? check_preemption_disabled+0x48/0x280
[  408.520309]  run_timer_softirq+0x52/0xb0
[  408.524371]  ? rcu_read_lock_sched_held+0x14f/0x180
[  408.529385]  __do_softirq+0x308/0xb7e
[  408.533181]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.537672]  ? lock_downgrade+0x900/0x900
[  408.541819]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  408.546921]  ? pvclock_read_flags+0x160/0x160
[  408.551408]  ? lapic_next_event+0x5a/0x90
[  408.555574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.561118]  ? kvm_clock_read+0x18/0x30
[  408.565084]  ? kvm_sched_clock_read+0x9/0x20
[  408.569487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.575017]  ? check_preemption_disabled+0x48/0x280
[  408.580072]  irq_exit+0x17f/0x1c0
[  408.583520]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.588386]  ? smp_reschedule_interrupt+0x109/0x650
[  408.593407]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.599286]  ? interrupt_entry+0xb5/0xc0
[  408.603343]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.608352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.613378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.618213]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.623222]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.628228]  ? task_prio+0x50/0x50
[  408.631763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.637312]  ? check_preemption_disabled+0x48/0x280
[  408.642326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.647167]  apic_timer_interrupt+0xf/0x20
[  408.651387]  </IRQ>
[  408.653622] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  408.658544] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  408.677451] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  408.685151] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.692412] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  408.699670] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  408.706929] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  408.714202] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  408.721488]  skb_clone+0x1bb/0x500
[  408.725017]  ? finish_task_switch+0x2f4/0x910
[  408.729517]  ? skb_split+0x11e0/0x11e0
[  408.733404]  ? preempt_notifier_register+0x200/0x200
[  408.738500]  ? __switch_to_asm+0x34/0x70
[  408.742552]  ? __switch_to_asm+0x34/0x70
[  408.746605]  ? __switch_to_asm+0x40/0x70
[  408.750656]  ? __switch_to_asm+0x34/0x70
[  408.754709]  ? __switch_to_asm+0x40/0x70
[  408.758758]  ? __switch_to_asm+0x34/0x70
[  408.762810]  ? __switch_to_asm+0x40/0x70
[  408.766864]  ? __switch_to_asm+0x34/0x70
[  408.770934]  ? __switch_to_asm+0x34/0x70
[  408.774988]  ? __switch_to_asm+0x40/0x70
[  408.779047]  ? __switch_to_asm+0x34/0x70
[  408.783108]  bpf_clone_redirect+0xb9/0x490
[  408.787333]  ? __schedule+0x8d7/0x21d0
[  408.791219]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  408.796234]  ? __sched_text_start+0x8/0x8
[  408.800383]  ? find_held_lock+0x36/0x1c0
[  408.804461]  ? lock_acquire+0x1ed/0x520
[  408.808424]  ? bpf_test_run+0x3cb/0x780
[  408.812405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.817933]  ? check_preemption_disabled+0x48/0x280
[  408.822951]  ? kasan_check_read+0x11/0x20
[  408.827112]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.832383]  ? rcu_softirq_qs+0x20/0x20
[  408.836353]  ? preempt_schedule+0x4d/0x60
[  408.840514]  ? ___preempt_schedule+0x16/0x18
[  408.844924]  ? bpf_test_run+0x25d/0x780
[  408.848899]  ? netlink_diag_dump+0x2a0/0x2a0
[  408.853303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.858830]  ? bpf_test_init.isra.10+0x70/0x100
[  408.863495]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  408.868251]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  408.873083]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.878614]  ? fput+0x130/0x1a0
[  408.881886]  ? __bpf_prog_get+0x9b/0x290
[  408.885941]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  408.890786]  ? bpf_prog_test_run+0x130/0x1a0
[  408.895192]  ? __x64_sys_bpf+0x3d8/0x520
[  408.899246]  ? bpf_prog_get+0x20/0x20
[  408.903065]  ? do_syscall_64+0x1b9/0x820
[  408.907120]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.912474]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.917396]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.922405]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.927418]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  408.934075]  ? __switch_to_asm+0x40/0x70
[  408.938127]  ? __switch_to_asm+0x34/0x70
[  408.942188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.947041]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.952427] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  408.952513] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.958996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.959003] Call Trace:
[  408.965574] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.974820]  <IRQ>
[  408.974833]  dump_stack+0x244/0x39d
[  408.974851]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.977590] syz-executor0 cpuset=
[  408.988069]  warn_alloc.cold.117+0xb7/0x1bd
[  408.990284] syz0
[  408.993847]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.993864]  ? lock_downgrade+0x900/0x900
[  408.993883]  ? trace_hardirqs_off+0xb8/0x310
[  408.993902]  ? trace_hardirqs_off+0xb8/0x310
[  408.993923]  __alloc_pages_slowpath+0x2660/0x2d70
[  408.993963]  ? warn_alloc+0x120/0x120
[  408.999198]  mems_allowed=0
[  409.002635]  ? warn_alloc+0x120/0x120
[  409.041887]  ? print_usage_bug+0xc0/0xc0
[  409.045940]  ? warn_alloc+0x120/0x120
[  409.049734]  ? print_usage_bug+0xc0/0xc0
[  409.053783]  ? __lock_acquire+0x62f/0x4c20
[  409.058015]  ? __lock_acquire+0x62f/0x4c20
[  409.062244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.067775]  ? should_fail+0x22d/0xd01
[  409.071658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.076757]  ? __lock_acquire+0x62f/0x4c20
[  409.080986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.086087]  ? __lock_acquire+0x62f/0x4c20
[  409.090312]  ? should_fail+0x22d/0xd01
[  409.094193]  ? find_held_lock+0x36/0x1c0
[  409.098273]  ? mark_held_locks+0x130/0x130
[  409.102501]  ? mark_held_locks+0x130/0x130
[  409.106732]  ? zap_class+0x640/0x640
[  409.110444]  ? zap_class+0x640/0x640
[  409.114158]  ? print_usage_bug+0xc0/0xc0
[  409.118210]  ? do_raw_spin_unlock+0xa7/0x330
[  409.122612]  ? zap_class+0x640/0x640
[  409.126322]  ? print_usage_bug+0xc0/0xc0
[  409.130376]  ? wq_watchdog_touch+0x9c/0xfe
[  409.134602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.140134]  ? check_preemption_disabled+0x48/0x280
[  409.145149]  ? __lock_is_held+0xb5/0x140
[  409.149210]  __alloc_pages_nodemask+0xa80/0xde0
[  409.153882]  ? zap_class+0x640/0x640
[  409.157596]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  409.162613]  ? find_held_lock+0x36/0x1c0
[  409.166678]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.171341]  ? lock_downgrade+0x900/0x900
[  409.175492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.181028]  cache_grow_begin+0xa5/0x8c0
[  409.185080]  ? do_raw_spin_unlock+0xa7/0x330
[  409.189490]  fallback_alloc+0x204/0x2e0
[  409.193469]  ____cache_alloc_node+0x1c7/0x1e0
[  409.197968]  kmem_cache_alloc_node+0xe3/0x730
[  409.202465]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.206717]  __alloc_skb+0x119/0x770
[  409.210425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.215697]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.220099]  ? lock_downgrade+0x900/0x900
[  409.224250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.229784]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.235234]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.240680]  ? addrconf_rs_timer+0x690/0x690
[  409.245094]  ndisc_alloc_skb+0x144/0x340
[  409.249149]  ndisc_send_rs+0x331/0x6e0
[  409.253036]  addrconf_rs_timer+0x314/0x690
[  409.257286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.261533]  call_timer_fn+0x272/0x920
[  409.265417]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.269649]  ? process_timeout+0x40/0x40
[  409.273715]  ? mark_held_locks+0xc7/0x130
[  409.277859]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.282345]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.286938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.291167]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.295743]  ? trace_hardirqs_on+0xbd/0x310
[  409.300058]  ? kasan_check_read+0x11/0x20
[  409.304220]  ? __run_timers+0x7da/0xc70
[  409.308196]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.313300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.317532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.321761]  __run_timers+0x7e5/0xc70
[  409.325570]  ? rcu_irq_exit+0x1a2/0x390
[  409.329547]  ? timer_fixup_init+0x70/0x70
[  409.333690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.339219]  ? check_preemption_disabled+0x48/0x280
[  409.344247]  ? mark_held_locks+0xc7/0x130
[  409.348390]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.353405]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.358155]  ? retint_kernel+0x2d/0x2d
[  409.362040]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.367007]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.371754]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.377206]  ? zap_class+0x640/0x640
[  409.380922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.386461]  ? check_preemption_disabled+0x48/0x280
[  409.391587]  ? __lock_is_held+0xb5/0x140
[  409.395653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.401187]  ? check_preemption_disabled+0x48/0x280
[  409.406201]  run_timer_softirq+0x52/0xb0
[  409.410252]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.415264]  __do_softirq+0x308/0xb7e
[  409.419061]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.423549]  ? lock_downgrade+0x900/0x900
[  409.427688]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.432792]  ? pvclock_read_flags+0x160/0x160
[  409.437369]  ? lapic_next_event+0x5a/0x90
[  409.441522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.447056]  ? kvm_clock_read+0x18/0x30
[  409.451020]  ? kvm_sched_clock_read+0x9/0x20
[  409.455424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.460954]  ? check_preemption_disabled+0x48/0x280
[  409.465984]  irq_exit+0x17f/0x1c0
[  409.469427]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.474260]  ? smp_reschedule_interrupt+0x109/0x650
[  409.479269]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.485149]  ? interrupt_entry+0xb5/0xc0
[  409.489209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.494217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.499230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.504066]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.509286]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.514299]  ? task_prio+0x50/0x50
[  409.517838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.523369]  ? check_preemption_disabled+0x48/0x280
[  409.528409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.533260]  apic_timer_interrupt+0xf/0x20
[  409.537490]  </IRQ>
[  409.539724] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  409.544922] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  409.563830] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  409.571530] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  409.578790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  409.586056] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  409.593317] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  409.600580] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  409.607866]  retint_kernel+0x1b/0x2d
[  409.611573] RIP: 0010:dump_stack+0x358/0x39d
[  409.615977] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  409.634870] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  409.642571] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  409.649831] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  409.657092] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  409.664353] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  409.671630] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  409.679367]  ? dump_stack+0x34f/0x39d
[  409.683168]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.688361]  dump_header+0x27b/0xf72
[  409.692075]  ? mark_held_locks+0x130/0x130
[  409.696304]  ? pagefault_out_of_memory+0x197/0x197
[  409.701233]  ? __lock_acquire+0x62f/0x4c20
[  409.705487]  ? zap_class+0x640/0x640
[  409.709215]  ? percpu_ref_get_many+0x240/0x240
[  409.713790]  ? print_usage_bug+0xc0/0xc0
[  409.717840]  ? print_usage_bug+0xc0/0xc0
[  409.721898]  ? zap_class+0x640/0x640
[  409.725622]  ? print_usage_bug+0xc0/0xc0
[  409.729685]  ? print_usage_bug+0xc0/0xc0
[  409.733746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.739277]  ? find_held_lock+0x36/0x1c0
[  409.743342]  ? mark_held_locks+0xc7/0x130
[  409.747487]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.752583]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.757677]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  409.762268]  ? trace_hardirqs_on+0xbd/0x310
[  409.766583]  ? kasan_check_read+0x11/0x20
[  409.770723]  ? ___ratelimit+0x3b4/0x672
[  409.774689]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.779803]  ? trace_hardirqs_on+0x310/0x310
[  409.784210]  ? lock_downgrade+0x900/0x900
[  409.788382]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.793482]  ? ___ratelimit+0x3b9/0x672
[  409.797457]  ? idr_get_free+0xec0/0xec0
[  409.801434]  ? find_held_lock+0x36/0x1c0
[  409.805497]  oom_kill_process.cold.27+0x10/0x903
[  409.810246]  ? zap_class+0x640/0x640
[  409.813959]  ? check_preemption_disabled+0x48/0x280
[  409.818978]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.823919]  ? kasan_check_read+0x11/0x20
[  409.828064]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.833342]  ? oom_evaluate_task+0x540/0x540
[  409.837743]  ? find_held_lock+0x36/0x1c0
[  409.841814]  ? out_of_memory+0x974/0x1430
[  409.845961]  ? lock_downgrade+0x900/0x900
[  409.850100]  ? check_preemption_disabled+0x48/0x280
[  409.855118]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.860056]  ? kasan_check_read+0x11/0x20
[  409.864203]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.869499]  ? rcu_softirq_qs+0x20/0x20
[  409.873471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.879006]  ? oom_evaluate_task+0x302/0x540
[  409.883426]  out_of_memory+0xa84/0x1430
[  409.887424]  ? oom_killer_disable+0x3a0/0x3a0
[  409.891916]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  409.896851]  ? __mutex_add_waiter+0x2a0/0x2a0
[  409.901352]  __alloc_pages_slowpath+0x22d4/0x2d70
[  409.906214]  ? warn_alloc+0x120/0x120
[  409.910020]  ? rcu_softirq_qs+0x20/0x20
[  409.914011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.919545]  ? should_fail+0x22d/0xd01
[  409.923425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.928521]  ? zap_class+0x640/0x640
[  409.932271]  ? __lock_is_held+0xb5/0x140
[  409.936331]  ? mark_held_locks+0x130/0x130
[  409.940566]  ? lock_release+0xa00/0xa00
[  409.944537]  ? perf_trace_sched_process_exec+0x860/0x860
[  409.949989]  ? __might_sleep+0x95/0x190
[  409.953981]  __alloc_pages_nodemask+0xa80/0xde0
[  409.958649]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  409.963661]  ? __page_cache_alloc+0x191/0x5c0
[  409.968167]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.973090]  ? kasan_check_read+0x11/0x20
[  409.977248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.982520]  ? zap_class+0x640/0x640
[  409.986236]  ? zap_class+0x640/0x640
[  409.989942]  ? zap_class+0x640/0x640
[  409.993645]  ? __do_page_cache_readahead+0x7ce/0x980
[  409.998754]  ? find_held_lock+0x36/0x1c0
[  410.002811]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.008354]  alloc_pages_current+0x173/0x350
[  410.012761]  __page_cache_alloc+0x38c/0x5c0
[  410.017081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.022008]  ? kasan_check_read+0x11/0x20
[  410.026153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.031424]  ? generic_perform_write+0x6a0/0x6a0
[  410.036178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.041709]  ? check_preemption_disabled+0x48/0x280
[  410.046719]  filemap_fault+0x1594/0x25f0
[  410.050783]  ? __lock_page_or_retry+0xa00/0xa00
[  410.055465]  ? mark_held_locks+0x130/0x130
[  410.059692]  ? rcu_softirq_qs+0x20/0x20
[  410.063699]  ? filemap_map_pages+0xe04/0x1990
[  410.068219]  ? __free_object+0x173/0x340
[  410.072273]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  410.077195]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.082292]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  410.086960]  ? debug_object_free+0x32d/0x690
[  410.091358]  ? kasan_check_read+0x11/0x20
[  410.095506]  ? debug_object_destroy+0x2b0/0x2b0
[  410.100166]  ? lock_pi_update_atomic+0x150/0x150
[  410.104933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.110465]  ? __hrtimer_init+0xdb/0x240
[  410.114531]  ? lock_acquire+0x1ed/0x520
[  410.118496]  ? ext4_filemap_fault+0x7a/0xad
[  410.122809]  ? lock_release+0xa00/0xa00
[  410.126773]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.132219]  ? print_usage_bug+0xc0/0xc0
[  410.136277]  ? print_usage_bug+0xc0/0xc0
[  410.140343]  ? down_read+0x8d/0x120
[  410.143968]  ? ext4_filemap_fault+0x7a/0xad
[  410.148284]  ? __down_interruptible+0x700/0x700
[  410.152954]  ext4_filemap_fault+0x82/0xad
[  410.157099]  __do_fault+0x100/0x6b0
[  410.160728]  ? pmd_devmap_trans_unstable+0x220/0x220
[  410.165829]  ? mark_held_locks+0x130/0x130
[  410.170061]  ? mark_held_locks+0x130/0x130
[  410.174293]  ? debug_smp_processor_id+0x1c/0x20
[  410.178955]  ? perf_trace_lock+0x14d/0x7a0
[  410.183199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.188742]  __handle_mm_fault+0x307c/0x5920
[  410.193148]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  410.197986]  ? lock_is_held_type+0x210/0x210
[  410.202444]  ? zap_class+0x640/0x640
[  410.206148]  ? zap_class+0x640/0x640
[  410.209854]  ? __x64_sys_futex+0x53e/0x6a0
[  410.214090]  ? find_held_lock+0x36/0x1c0
[  410.218155]  ? handle_mm_fault+0x42a/0xc70
[  410.222398]  ? lock_downgrade+0x900/0x900
[  410.226543]  ? check_preemption_disabled+0x48/0x280
[  410.231568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.236492]  ? kasan_check_read+0x11/0x20
[  410.240637]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.245915]  ? rcu_softirq_qs+0x20/0x20
[  410.249896]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.254999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.260530]  ? check_preemption_disabled+0x48/0x280
[  410.265546]  handle_mm_fault+0x54f/0xc70
[  410.269610]  ? __handle_mm_fault+0x5920/0x5920
[  410.274243]  ? find_vma+0x34/0x190
[  410.277785]  __do_page_fault+0x5e8/0xe60
[  410.281837]  ? trace_hardirqs_off+0xb8/0x310
[  410.286236]  ? __ia32_sys_read+0xb0/0xb0
[  410.290303]  do_page_fault+0xf2/0x7e0
[  410.294098]  ? vmalloc_sync_all+0x30/0x30
[  410.298279]  ? error_entry+0x70/0xd0
[  410.301997]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.307001]  ? trace_hardirqs_on_caller+0xc0/0x310
[  410.311931]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.316849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.321679]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.326684]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.332136]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.337144]  ? page_fault+0x8/0x30
[  410.340680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.345520]  ? page_fault+0x8/0x30
[  410.349069]  page_fault+0x1e/0x30
[  410.352514] RIP: 0033:0x45ddf3
[  410.355723] Code: Bad RIP value.
[  410.359073] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  410.364433] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  410.371690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  410.378970] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  410.386233] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  410.393494] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  410.400777] warn_alloc_show_mem: 1 callbacks suppressed
[  410.400786] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  410.400788] Mem-Info:
[  410.400817] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  410.400817]  active_file:13 inactive_file:13 isolated_file:0
[  410.400817]  unevictable:0 dirty:0 writeback:0 unstable:0
[  410.400817]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  410.400817]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  410.400817]  free:13753 free_pcp:603 free_cma:0
[  410.406146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.406153] Call Trace:
[  410.413081] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  410.415465]  <IRQ>
[  410.448493] Node 0 
[  410.457851]  dump_stack+0x244/0x39d
[  410.460431] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  410.487989]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.490103] lowmem_reserve[]: 0
[  410.492344]  warn_alloc.cold.117+0xb7/0x1bd
[  410.495933]  2818
[  410.521421]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.526591]  6321
[  410.529897]  ? lock_downgrade+0x900/0x900
[  410.534179]  6321
[  410.536250]  ? trace_hardirqs_off+0xb8/0x310
[  410.541057] Node 0 
[  410.543110]  ? trace_hardirqs_off+0xb8/0x310
[  410.547246] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  410.549279]  __alloc_pages_slowpath+0x2660/0x2d70
[  410.553645] lowmem_reserve[]: 0
[  410.555955]  ? warn_alloc+0x120/0x120
[  410.560305]  0 3503
[  410.587448]  ? zap_class+0x640/0x640
[  410.592262]  3503
[  410.595534]  ? warn_alloc+0x120/0x120
[  410.599303] Node 0 
[  410.601527]  ? print_usage_bug+0xc0/0xc0
[  410.605236] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  410.607264]  ? warn_alloc+0x120/0x120
[  410.611029] lowmem_reserve[]: 0
[  410.613260]  ? print_usage_bug+0xc0/0xc0
[  410.617288]  0 0
[  410.645822]  ? kvm_clock_read+0x18/0x30
[  410.649597]  0
[  410.652869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.656905] Node 0 
[  410.658868]  ? should_fail+0x22d/0xd01
[  410.662813] DMA: 1*4kB 
[  410.664610]  ? print_usage_bug+0xc0/0xc0
[  410.670116] (U) 
[  410.672338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.676191] 0*8kB 0*16kB 
[  410.678771]  ? __lock_acquire+0x62f/0x4c20
[  410.682797] 1*32kB (U) 
[  410.684766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.689833] 2*64kB (U) 
[  410.692585]  ? should_fail+0x22d/0xd01
[  410.696785] 1*128kB (U) 
[  410.699370]  ? mark_held_locks+0x130/0x130
[  410.704436] 1*256kB (U) 
[  410.707013]  ? mark_held_locks+0x130/0x130
[  410.710873] 0*512kB 1*1024kB 
[  410.713542]  ? kvm_sched_clock_read+0x9/0x20
[  410.717744] (U) 
[  410.720406]  ? zap_class+0x640/0x640
[  410.724623] 1*2048kB (M) 
[  410.727718]  ? mark_held_locks+0x130/0x130
[  410.732092] 3*4096kB (M) 
[  410.734061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.737739] = 15908kB
[  410.737745] Node 0 
[  410.740493]  ? check_preemption_disabled+0x48/0x280
[  410.744692] DMA32: 5*4kB 
[  410.747448]  ? __lock_is_held+0xb5/0x140
[  410.752953] (UM) 
[  410.755359]  __alloc_pages_nodemask+0xa80/0xde0
[  410.757559] 1*8kB (H) 
[  410.762564]  ? zap_class+0x640/0x640
[  410.765315] 2*16kB 
[  410.769365]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  410.771401] (M) 
[  410.776076]  ? find_held_lock+0x36/0x1c0
[  410.778535] 3*32kB (M) 
[  410.782246]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.784450] 3*64kB (MH) 
[  410.789461]  ? lock_downgrade+0x900/0x900
[  410.791409] 4*128kB (M) 
[  410.795468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.798019] 5*256kB (UMH) 
[  410.802681]  cache_grow_begin+0xa5/0x8c0
[  410.805318] 5*512kB (UMH) 
[  410.809460]  ? do_raw_spin_unlock+0xa7/0x330
[  410.812101] 4*1024kB 
[  410.817624]  fallback_alloc+0x204/0x2e0
[  410.820433] (UMH) 
[  410.824484]  ____cache_alloc_node+0x1c7/0x1e0
[  410.827306] 2*2048kB 
[  410.831698]  kmem_cache_alloc_node+0xe3/0x730
[  410.834074] (UM) 3*4096kB 
[  410.838037]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.840157] (M) 
[  410.844640]  __alloc_skb+0x119/0x770
[  410.847015] = 25180kB
[  410.851508]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.854323] Node 0 
[  410.858907]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.860846] Normal: 1917*4kB 
[  410.864563]  ? lock_acquire+0x1ed/0x520
[  410.866956] (UME) 
[  410.872306]  ? aoecmd_cfg+0x108/0x7f0
[  410.874509] 392*8kB (UME) 
[  410.878906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.881977] 105*16kB (UME) 
[  410.885945]  ? check_preemption_disabled+0x48/0x280
[  410.888059] 43*32kB (UM) 
[  410.891868]  ? kasan_check_read+0x11/0x20
[  410.894676] 1*64kB 
[  410.900197]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.903097] (U) 
[  410.908098]  ? rcu_softirq_qs+0x20/0x20
[  410.910821] 0*128kB 0*256kB 
[  410.914967]  new_skb+0x26/0x1c0
[  410.917174] 0*512kB 
[  410.922433]  aoecmd_cfg+0x279/0x7f0
[  410.924378] 0*1024kB 0*2048kB 
[  410.928341]  ? find_held_lock+0x36/0x1c0
[  410.931349] 0*4096kB 
[  410.934626]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  410.936921] = 13924kB
[  410.940555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.943722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  410.947761]  ? check_preemption_disabled+0x48/0x280
[  410.950148] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  410.954477]  ? __lock_is_held+0xb5/0x140
[  410.956865] 7036 total pagecache pages
[  410.962393]  discover_timer+0x50/0x60
[  410.971248] 0 pages in swap cache
[  410.976247]  call_timer_fn+0x272/0x920
[  410.984794] Swap cache stats: add 0, delete 0, find 0/0
[  410.988836]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  410.992697] Free swap  = 0kB
[  410.996484]  ? process_timeout+0x40/0x40
[  410.999908] Total swap = 0kB
[  411.003785]  ? __run_timers+0x7da/0xc70
[  411.009113] 1965979 pages RAM
[  411.013941]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.016927] 0 pages HighMem/MovableOnly
[  411.016935] 342867 pages reserved
[  411.020978]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.023969] 0 pages cma reserved
[  411.027929]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  411.031065] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.035479]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.035494]  ? trace_hardirqs_on+0xbd/0x310
[  411.035509]  ? kasan_check_read+0x11/0x20
[  411.039504] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.042890]  ? __run_timers+0x7da/0xc70
[  411.047354] syz-fuzzer cpuset=
[  411.050706]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.055519] /
[  411.062002]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  411.066545]  mems_allowed=0
[  411.070860]  __run_timers+0x7e5/0xc70
[  411.110604]  ? timer_fixup_init+0x70/0x70
[  411.114746]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.119760]  ? zap_class+0x640/0x640
[  411.123469]  ? enqueue_hrtimer+0x1a5/0x560
[  411.127699]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.132891]  ? find_held_lock+0x36/0x1c0
[  411.136950]  ? zap_class+0x640/0x640
[  411.140658]  ? pvclock_read_flags+0x160/0x160
[  411.145145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.150674]  ? check_preemption_disabled+0x48/0x280
[  411.155692]  ? __lock_is_held+0xb5/0x140
[  411.159747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.165275]  ? check_preemption_disabled+0x48/0x280
[  411.170288]  run_timer_softirq+0x52/0xb0
[  411.174337]  ? rcu_read_lock_sched_held+0x14f/0x180
[  411.179349]  __do_softirq+0x308/0xb7e
[  411.183150]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.187636]  ? lock_downgrade+0x900/0x900
[  411.191792]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  411.196895]  ? pvclock_read_flags+0x160/0x160
[  411.201384]  ? lapic_next_event+0x5a/0x90
[  411.205532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.211066]  ? kvm_clock_read+0x18/0x30
[  411.215031]  ? kvm_sched_clock_read+0x9/0x20
[  411.219432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.224964]  ? check_preemption_disabled+0x48/0x280
[  411.229981]  irq_exit+0x17f/0x1c0
[  411.233431]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.238268]  ? smp_reschedule_interrupt+0x109/0x650
[  411.243277]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.249157]  ? interrupt_entry+0xb5/0xc0
[  411.253211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.258220]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.263228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.268172]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.273192]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.278213]  ? task_prio+0x50/0x50
[  411.281749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.287290]  ? check_preemption_disabled+0x48/0x280
[  411.292316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.297196]  apic_timer_interrupt+0xf/0x20
[  411.301426]  </IRQ>
[  411.303665] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  411.308591] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  411.327584] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  411.335285] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  411.342547] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  411.349808] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  411.357078] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  411.364336] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  411.371640]  skb_clone+0x1bb/0x500
[  411.375177]  ? finish_task_switch+0x2f4/0x910
[  411.379664]  ? skb_split+0x11e0/0x11e0
[  411.383552]  ? preempt_notifier_register+0x200/0x200
[  411.388660]  ? __switch_to_asm+0x34/0x70
[  411.392714]  ? __switch_to_asm+0x34/0x70
[  411.396766]  ? __switch_to_asm+0x40/0x70
[  411.400827]  ? __switch_to_asm+0x34/0x70
[  411.404881]  ? __switch_to_asm+0x40/0x70
[  411.408934]  ? __switch_to_asm+0x34/0x70
[  411.412986]  ? __switch_to_asm+0x40/0x70
[  411.417039]  ? __switch_to_asm+0x34/0x70
[  411.421094]  ? __switch_to_asm+0x34/0x70
[  411.425157]  ? __switch_to_asm+0x40/0x70
[  411.429213]  ? __switch_to_asm+0x34/0x70
[  411.433271]  bpf_clone_redirect+0xb9/0x490
[  411.437498]  ? __schedule+0x8d7/0x21d0
[  411.441383]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  411.446414]  ? __sched_text_start+0x8/0x8
[  411.450566]  ? find_held_lock+0x36/0x1c0
[  411.454636]  ? lock_acquire+0x1ed/0x520
[  411.458609]  ? bpf_test_run+0x3cb/0x780
[  411.462585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.468116]  ? check_preemption_disabled+0x48/0x280
[  411.473128]  ? kasan_check_read+0x11/0x20
[  411.477273]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.482549]  ? rcu_softirq_qs+0x20/0x20
[  411.486516]  ? preempt_schedule+0x4d/0x60
[  411.490659]  ? ___preempt_schedule+0x16/0x18
[  411.495070]  ? bpf_test_run+0x25d/0x780
[  411.499054]  ? netlink_diag_dump+0x2a0/0x2a0
[  411.503460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.509494]  ? bpf_test_init.isra.10+0x70/0x100
[  411.514163]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  411.518934]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  411.523768]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.529305]  ? fput+0x130/0x1a0
[  411.532583]  ? __bpf_prog_get+0x9b/0x290
[  411.536639]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  411.541472]  ? bpf_prog_test_run+0x130/0x1a0
[  411.545877]  ? __x64_sys_bpf+0x3d8/0x520
[  411.549931]  ? bpf_prog_get+0x20/0x20
[  411.553743]  ? do_syscall_64+0x1b9/0x820
[  411.557797]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  411.563184]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.568105]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.573118]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.578130]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  411.584794]  ? __switch_to_asm+0x40/0x70
[  411.588859]  ? __switch_to_asm+0x34/0x70
[  411.592920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.597764]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  411.603160] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  411.603224] aoe: skb alloc failure
[  411.609734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.609741] Call Trace:
[  411.613314] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.622597]  <IRQ>
[  411.625188] syz-executor0 cpuset=
[  411.635655]  dump_stack+0x244/0x39d
[  411.637773] syz0
[  411.641313]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.644918]  mems_allowed=0
[  411.646889]  warn_alloc.cold.117+0xb7/0x1bd
[  411.659277]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.664130]  ? lock_downgrade+0x900/0x900
[  411.668281]  ? trace_hardirqs_off+0xb8/0x310
[  411.672693]  ? trace_hardirqs_off+0xb8/0x310
[  411.677598]  __alloc_pages_slowpath+0x2660/0x2d70
[  411.682490]  ? warn_alloc+0x120/0x120
[  411.686311]  ? warn_alloc+0x120/0x120
[  411.690122]  ? print_usage_bug+0xc0/0xc0
[  411.694176]  ? warn_alloc+0x120/0x120
[  411.697971]  ? print_usage_bug+0xc0/0xc0
[  411.702028]  ? __lock_acquire+0x62f/0x4c20
[  411.706289]  ? __lock_acquire+0x62f/0x4c20
[  411.710528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.716060]  ? should_fail+0x22d/0xd01
[  411.719948]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.725045]  ? __lock_acquire+0x62f/0x4c20
[  411.729273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.734403]  ? __lock_acquire+0x62f/0x4c20
[  411.738634]  ? should_fail+0x22d/0xd01
[  411.742514]  ? find_held_lock+0x36/0x1c0
[  411.746597]  ? mark_held_locks+0x130/0x130
[  411.750839]  ? mark_held_locks+0x130/0x130
[  411.755098]  ? zap_class+0x640/0x640
[  411.758810]  ? zap_class+0x640/0x640
[  411.762522]  ? print_usage_bug+0xc0/0xc0
[  411.766572]  ? do_raw_spin_unlock+0xa7/0x330
[  411.770999]  ? zap_class+0x640/0x640
[  411.774705]  ? print_usage_bug+0xc0/0xc0
[  411.778789]  ? wq_watchdog_touch+0x9c/0xfe
[  411.783023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.788555]  ? check_preemption_disabled+0x48/0x280
[  411.793571]  ? __lock_is_held+0xb5/0x140
[  411.797631]  __alloc_pages_nodemask+0xa80/0xde0
[  411.802317]  ? zap_class+0x640/0x640
[  411.806029]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  411.811068]  ? find_held_lock+0x36/0x1c0
[  411.815131]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.819801]  ? lock_downgrade+0x900/0x900
[  411.823949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.829482]  cache_grow_begin+0xa5/0x8c0
[  411.833538]  ? do_raw_spin_unlock+0xa7/0x330
[  411.837948]  fallback_alloc+0x204/0x2e0
[  411.841921]  ____cache_alloc_node+0x1c7/0x1e0
[  411.846415]  kmem_cache_alloc_node+0xe3/0x730
[  411.850909]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.855149]  __alloc_skb+0x119/0x770
[  411.858857]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.864146]  ? netdev_alloc_frag+0x1f0/0x1f0
[  411.868566]  ? lock_downgrade+0x900/0x900
[  411.872713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.878249]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.883698]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.889144]  ? addrconf_rs_timer+0x690/0x690
[  411.893554]  ndisc_alloc_skb+0x144/0x340
[  411.897611]  ndisc_send_rs+0x331/0x6e0
[  411.901495]  addrconf_rs_timer+0x314/0x690
[  411.905726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.909965]  call_timer_fn+0x272/0x920
[  411.913865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.918092]  ? process_timeout+0x40/0x40
[  411.922155]  ? mark_held_locks+0xc7/0x130
[  411.926320]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.930810]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.935299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.939529]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.944108]  ? trace_hardirqs_on+0xbd/0x310
[  411.948420]  ? kasan_check_read+0x11/0x20
[  411.952563]  ? __run_timers+0x7da/0xc70
[  411.956533]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.961633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.965876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.970104]  __run_timers+0x7e5/0xc70
[  411.973906]  ? rcu_irq_exit+0x1a2/0x390
[  411.977900]  ? timer_fixup_init+0x70/0x70
[  411.982039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.987574]  ? check_preemption_disabled+0x48/0x280
[  411.992594]  ? mark_held_locks+0xc7/0x130
[  411.996740]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  412.001759]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.006520]  ? retint_kernel+0x2d/0x2d
[  412.010403]  ? trace_hardirqs_on_caller+0xc0/0x310
[  412.015327]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.020076]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.025527]  ? zap_class+0x640/0x640
[  412.029238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.034792]  ? check_preemption_disabled+0x48/0x280
[  412.039808]  ? __lock_is_held+0xb5/0x140
[  412.043880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.049408]  ? check_preemption_disabled+0x48/0x280
[  412.054436]  run_timer_softirq+0x52/0xb0
[  412.058504]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.063510]  __do_softirq+0x308/0xb7e
[  412.067328]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.071814]  ? lock_downgrade+0x900/0x900
[  412.075962]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.081074]  ? pvclock_read_flags+0x160/0x160
[  412.085562]  ? lapic_next_event+0x5a/0x90
[  412.089707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.095258]  ? kvm_clock_read+0x18/0x30
[  412.099229]  ? kvm_sched_clock_read+0x9/0x20
[  412.103633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.109163]  ? check_preemption_disabled+0x48/0x280
[  412.114193]  irq_exit+0x17f/0x1c0
[  412.117656]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.122488]  ? smp_reschedule_interrupt+0x109/0x650
[  412.127500]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.133380]  ? interrupt_entry+0xb5/0xc0
[  412.137433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.142442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.147467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.152304]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.157312]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.162343]  ? task_prio+0x50/0x50
[  412.165878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.171416]  ? check_preemption_disabled+0x48/0x280
[  412.176447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.181288]  apic_timer_interrupt+0xf/0x20
[  412.185512]  </IRQ>
[  412.187764] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  412.192959] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  412.211862] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  412.219565] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  412.226829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  412.234108] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  412.241367] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  412.248629] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  412.255926]  retint_kernel+0x1b/0x2d
[  412.259637] RIP: 0010:dump_stack+0x358/0x39d
[  412.264062] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  412.282951] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  412.290651] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  412.297911] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  412.305179] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  412.312471] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  412.319731] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  412.327137]  ? dump_stack+0x34f/0x39d
[  412.330961]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.336154]  dump_header+0x27b/0xf72
[  412.339866]  ? mark_held_locks+0x130/0x130
[  412.344102]  ? pagefault_out_of_memory+0x197/0x197
[  412.349036]  ? __lock_acquire+0x62f/0x4c20
[  412.353269]  ? zap_class+0x640/0x640
[  412.357154]  ? percpu_ref_get_many+0x240/0x240
[  412.361758]  ? print_usage_bug+0xc0/0xc0
[  412.365812]  ? print_usage_bug+0xc0/0xc0
[  412.369869]  ? zap_class+0x640/0x640
[  412.373579]  ? print_usage_bug+0xc0/0xc0
[  412.377646]  ? print_usage_bug+0xc0/0xc0
[  412.381721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.387277]  ? find_held_lock+0x36/0x1c0
[  412.391370]  ? mark_held_locks+0xc7/0x130
[  412.395521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.400618]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.405711]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  412.410296]  ? trace_hardirqs_on+0xbd/0x310
[  412.414607]  ? kasan_check_read+0x11/0x20
[  412.418753]  ? ___ratelimit+0x3b4/0x672
[  412.422722]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.427914]  ? trace_hardirqs_on+0x310/0x310
[  412.432316]  ? lock_downgrade+0x900/0x900
[  412.436464]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.441561]  ? ___ratelimit+0x3b9/0x672
[  412.445530]  ? idr_get_free+0xec0/0xec0
[  412.449502]  ? find_held_lock+0x36/0x1c0
[  412.453568]  oom_kill_process.cold.27+0x10/0x903
[  412.458335]  ? zap_class+0x640/0x640
[  412.462057]  ? check_preemption_disabled+0x48/0x280
[  412.467098]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.472021]  ? kasan_check_read+0x11/0x20
[  412.476176]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.481470]  ? oom_evaluate_task+0x540/0x540
[  412.485897]  ? find_held_lock+0x36/0x1c0
[  412.489985]  ? out_of_memory+0x974/0x1430
[  412.494136]  ? lock_downgrade+0x900/0x900
[  412.498279]  ? check_preemption_disabled+0x48/0x280
[  412.503293]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.508215]  ? kasan_check_read+0x11/0x20
[  412.512360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.517632]  ? rcu_softirq_qs+0x20/0x20
[  412.521603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.527133]  ? oom_evaluate_task+0x302/0x540
[  412.531547]  out_of_memory+0xa84/0x1430
[  412.535522]  ? oom_killer_disable+0x3a0/0x3a0
[  412.540013]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  412.544944]  ? __mutex_add_waiter+0x2a0/0x2a0
[  412.549447]  __alloc_pages_slowpath+0x22d4/0x2d70
[  412.554316]  ? warn_alloc+0x120/0x120
[  412.558108]  ? rcu_softirq_qs+0x20/0x20
[  412.562103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.567630]  ? should_fail+0x22d/0xd01
[  412.571514]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.576610]  ? zap_class+0x640/0x640
[  412.580341]  ? __lock_is_held+0xb5/0x140
[  412.584418]  ? mark_held_locks+0x130/0x130
[  412.588649]  ? lock_release+0xa00/0xa00
[  412.592621]  ? perf_trace_sched_process_exec+0x860/0x860
[  412.598072]  ? __might_sleep+0x95/0x190
[  412.602051]  __alloc_pages_nodemask+0xa80/0xde0
[  412.606726]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  412.611746]  ? __page_cache_alloc+0x191/0x5c0
[  412.616273]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.621194]  ? kasan_check_read+0x11/0x20
[  412.625342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.630613]  ? zap_class+0x640/0x640
[  412.634336]  ? zap_class+0x640/0x640
[  412.638050]  ? zap_class+0x640/0x640
[  412.641761]  ? __do_page_cache_readahead+0x7ce/0x980
[  412.646861]  ? find_held_lock+0x36/0x1c0
[  412.650917]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  412.656451]  alloc_pages_current+0x173/0x350
[  412.660858]  __page_cache_alloc+0x38c/0x5c0
[  412.665170]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.670094]  ? kasan_check_read+0x11/0x20
[  412.674236]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.679605]  ? generic_perform_write+0x6a0/0x6a0
[  412.684356]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.689880]  ? check_preemption_disabled+0x48/0x280
[  412.694897]  filemap_fault+0x1594/0x25f0
[  412.698966]  ? __lock_page_or_retry+0xa00/0xa00
[  412.703632]  ? mark_held_locks+0x130/0x130
[  412.707871]  ? rcu_softirq_qs+0x20/0x20
[  412.711849]  ? filemap_map_pages+0xe04/0x1990
[  412.716349]  ? __free_object+0x173/0x340
[  412.720415]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  412.725345]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.730460]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  412.735131]  ? debug_object_free+0x32d/0x690
[  412.739534]  ? kasan_check_read+0x11/0x20
[  412.743685]  ? debug_object_destroy+0x2b0/0x2b0
[  412.748350]  ? lock_pi_update_atomic+0x150/0x150
[  412.753096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.758622]  ? __hrtimer_init+0xdb/0x240
[  412.762686]  ? lock_acquire+0x1ed/0x520
[  412.766671]  ? ext4_filemap_fault+0x7a/0xad
[  412.770994]  ? lock_release+0xa00/0xa00
[  412.774975]  ? perf_trace_sched_process_exec+0x860/0x860
[  412.780424]  ? print_usage_bug+0xc0/0xc0
[  412.784480]  ? print_usage_bug+0xc0/0xc0
[  412.788556]  ? down_read+0x8d/0x120
[  412.792173]  ? ext4_filemap_fault+0x7a/0xad
[  412.796490]  ? __down_interruptible+0x700/0x700
[  412.801167]  ext4_filemap_fault+0x82/0xad
[  412.805308]  __do_fault+0x100/0x6b0
[  412.808933]  ? pmd_devmap_trans_unstable+0x220/0x220
[  412.814034]  ? mark_held_locks+0x130/0x130
[  412.818267]  ? mark_held_locks+0x130/0x130
[  412.822498]  ? debug_smp_processor_id+0x1c/0x20
[  412.827182]  ? perf_trace_lock+0x14d/0x7a0
[  412.831418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.836953]  __handle_mm_fault+0x307c/0x5920
[  412.841381]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  412.846222]  ? lock_is_held_type+0x210/0x210
[  412.850642]  ? zap_class+0x640/0x640
[  412.854354]  ? zap_class+0x640/0x640
[  412.858078]  ? __x64_sys_futex+0x53e/0x6a0
[  412.862309]  ? find_held_lock+0x36/0x1c0
[  412.866387]  ? handle_mm_fault+0x42a/0xc70
[  412.870745]  ? lock_downgrade+0x900/0x900
[  412.874903]  ? check_preemption_disabled+0x48/0x280
[  412.880023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.884944]  ? kasan_check_read+0x11/0x20
[  412.889089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.894363]  ? rcu_softirq_qs+0x20/0x20
[  412.898329]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.903538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.909070]  ? check_preemption_disabled+0x48/0x280
[  412.914080]  handle_mm_fault+0x54f/0xc70
[  412.918137]  ? __handle_mm_fault+0x5920/0x5920
[  412.922804]  ? find_vma+0x34/0x190
[  412.926348]  __do_page_fault+0x5e8/0xe60
[  412.930411]  ? trace_hardirqs_off+0xb8/0x310
[  412.934808]  ? __ia32_sys_read+0xb0/0xb0
[  412.938872]  do_page_fault+0xf2/0x7e0
[  412.942669]  ? vmalloc_sync_all+0x30/0x30
[  412.946817]  ? error_entry+0x70/0xd0
[  412.950526]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.955531]  ? trace_hardirqs_on_caller+0xc0/0x310
[  412.960481]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.965404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.970249]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.975275]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.980722]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.985747]  ? page_fault+0x8/0x30
[  412.989280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.994120]  ? page_fault+0x8/0x30
[  412.997652]  page_fault+0x1e/0x30
[  413.001099] RIP: 0033:0x45ddf3
[  413.004304] Code: Bad RIP value.
[  413.007662] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  413.013036] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  413.020294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  413.027560] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  413.034824] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  413.042084] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  413.049362] warn_alloc_show_mem: 1 callbacks suppressed
[  413.049370] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  413.049372] Mem-Info:
[  413.049400] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  413.049400]  active_file:13 inactive_file:13 isolated_file:0
[  413.049400]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.049400]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  413.049400]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  413.049400]  free:13753 free_pcp:603 free_cma:0
[  413.054735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.054757] Call Trace:
[  413.061714] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.064099]  <IRQ>
[  413.097212] Node 0 
[  413.106553]  dump_stack+0x244/0x39d
[  413.109128] 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
[  413.136685]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.138815] lowmem_reserve[]: 0
[  413.141056]  warn_alloc.cold.117+0xb7/0x1bd
[  413.144645]  2818
[  413.170160]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.175330]  6321
[  413.178599]  ? lock_downgrade+0x900/0x900
[  413.182887]  6321
[  413.184946]  ? trace_hardirqs_off+0xb8/0x310
[  413.189764] Node 0 
[  413.191830]  ? trace_hardirqs_off+0xb8/0x310
[  413.195967] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  413.198017]  __alloc_pages_slowpath+0x2660/0x2d70
[  413.202394] lowmem_reserve[]: 0
[  413.204659]  ? warn_alloc+0x120/0x120
[  413.209038]  0
[  413.236005]  ? pvclock_read_flags+0x160/0x160
[  413.240815]  3503
[  413.244093]  ? warn_alloc+0x120/0x120
[  413.247867]  3503
[  413.249670]  ? print_usage_bug+0xc0/0xc0
[  413.254135] Node 0 
[  413.256206]  ? warn_alloc+0x120/0x120
[  413.260006] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  413.262034]  ? print_usage_bug+0xc0/0xc0
[  413.266076] lowmem_reserve[]: 0
[  413.268307]  ? ktime_get+0x2c1/0x400
[  413.272075]  0 0
[  413.300607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.304633]  0
[  413.307915]  ? check_preemption_disabled+0x48/0x280
[  413.311602] Node 0 
[  413.313577]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.319078] DMA: 1*4kB 
[  413.320876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.325860] (U) 
[  413.328082]  ? should_fail+0x22d/0xd01
[  413.332542] 0*8kB 0*16kB 
[  413.335121]  ? kasan_check_read+0x11/0x20
[  413.340619] 1*32kB (U) 
[  413.342587]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.346440] 2*64kB (U) 
[  413.349193]  ? __lock_acquire+0x62f/0x4c20
[  413.353305] 1*128kB (U) 
[  413.355882]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.360952] 1*256kB (U) 
[  413.363526]  ? should_fail+0x22d/0xd01
[  413.367734] 0*512kB 1*1024kB 
[  413.370406]  ? print_usage_bug+0xc0/0xc0
[  413.375483] (U) 
[  413.378148]  ? mark_held_locks+0x130/0x130
[  413.381997] 1*2048kB (M) 
[  413.385097]  ? mark_held_locks+0x130/0x130
[  413.389122] 3*4096kB (M) 
[  413.391185]  ? check_preemption_disabled+0x48/0x280
[  413.395485] = 15908kB
[  413.395492] Node 0 
[  413.398244]  ? zap_class+0x640/0x640
[  413.402441] DMA32: 5*4kB 
[  413.405200]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.410189] (UM) 
[  413.412585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.414787] 1*8kB (H) 
[  413.418493]  ? check_preemption_disabled+0x48/0x280
[  413.421223] 2*16kB (M) 
[  413.425979]  ? __lock_is_held+0xb5/0x140
[  413.428008] 3*32kB (M) 
[  413.433537]  __alloc_pages_nodemask+0xa80/0xde0
[  413.435999] 3*64kB (MH) 
[  413.441010]  ? zap_class+0x640/0x640
[  413.443579] 4*128kB 
[  413.447628]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  413.450180] (M) 
[  413.454847]  ? find_held_lock+0x36/0x1c0
[  413.457483] 5*256kB (UMH) 
[  413.461198]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.463493] 5*512kB 
[  413.468491]  ? lock_downgrade+0x900/0x900
[  413.470440] (UMH) 
[  413.474492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.477304] 4*1024kB 
[  413.481961]  cache_grow_begin+0xa5/0x8c0
[  413.484257] (UMH) 
[  413.488387]  ? do_raw_spin_unlock+0xa7/0x330
[  413.490530] 2*2048kB 
[  413.496059]  fallback_alloc+0x204/0x2e0
[  413.498436] (UM) 
[  413.502485]  ____cache_alloc_node+0x1c7/0x1e0
[  413.504604] 3*4096kB 
[  413.509520]  kmem_cache_alloc_node+0xe3/0x730
[  413.511901] (M) 
[  413.515862]  ? lockdep_hardirqs_on+0x296/0x5b0
[  413.517889] = 25180kB
[  413.517896] Node 0 
[  413.522392]  __alloc_skb+0x119/0x770
[  413.524766] Normal: 1917*4kB 
[  413.529257]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.531197] (UME) 392*8kB 
[  413.535770]  ? netdev_alloc_frag+0x1f0/0x1f0
[  413.538145] (UME) 105*16kB 
[  413.540380]  ? vprintk_default+0x28/0x30
[  413.544055] (UME) 43*32kB 
[  413.547152]  ? vprintk_func+0x85/0x181
[  413.552489] (UM) 
[  413.555316]  ? printk+0xa7/0xcf
[  413.559698] 1*64kB 
[  413.562614]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  413.566648] (U) 0*128kB 0*256kB 
[  413.569502]  new_skb+0x26/0x1c0
[  413.573351] 0*512kB 
[  413.575402]  aoecmd_cfg+0x279/0x7f0
[  413.578659] 0*1024kB 
[  413.580889]  ? find_held_lock+0x36/0x1c0
[  413.585611] 0*2048kB 0*4096kB 
[  413.588986]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  413.592230] = 13924kB
[  413.592243] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.594549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.598152] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.600545]  ? __lock_is_held+0xb5/0x140
[  413.604569] 7036 total pagecache pages
[  413.607764]  discover_timer+0x50/0x60
[  413.612054] 0 pages in swap cache
[  413.614445]  call_timer_fn+0x272/0x920
[  413.623255] Swap cache stats: add 0, delete 0, find 0/0
[  413.628777]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  413.637321] Free swap  = 0kB
[  413.641364]  ? process_timeout+0x40/0x40
[  413.645217] Total swap = 0kB
[  413.645224] 1965979 pages RAM
[  413.649033]  ? __run_timers+0x7da/0xc70
[  413.652449] 0 pages HighMem/MovableOnly
[  413.652456] 342867 pages reserved
[  413.656329]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.661662] 0 pages cma reserved
[  413.666492]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.669544] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.673523]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  413.673537]  ? lockdep_hardirqs_on+0x296/0x5b0
[  413.673553]  ? trace_hardirqs_on+0xbd/0x310
[  413.677134] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.680179]  ? kasan_check_read+0x11/0x20
[  413.684123] syz-fuzzer cpuset=
[  413.688084]  ? __run_timers+0x7da/0xc70
[  413.691506] /
[  413.695988]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.699328]  mems_allowed=0
[  413.703821]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  413.759988]  __run_timers+0x7e5/0xc70
[  413.763795]  ? timer_fixup_init+0x70/0x70
[  413.767937]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.772947]  ? zap_class+0x640/0x640
[  413.776667]  ? enqueue_hrtimer+0x1a5/0x560
[  413.780899]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.786085]  ? find_held_lock+0x36/0x1c0
[  413.790146]  ? zap_class+0x640/0x640
[  413.793858]  ? pvclock_read_flags+0x160/0x160
[  413.798348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.803881]  ? check_preemption_disabled+0x48/0x280
[  413.808906]  ? __lock_is_held+0xb5/0x140
[  413.812965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.818491]  ? check_preemption_disabled+0x48/0x280
[  413.823503]  run_timer_softirq+0x52/0xb0
[  413.827556]  ? rcu_read_lock_sched_held+0x14f/0x180
[  413.832569]  __do_softirq+0x308/0xb7e
[  413.836366]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.840857]  ? lock_downgrade+0x900/0x900
[  413.845012]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  413.850114]  ? pvclock_read_flags+0x160/0x160
[  413.854629]  ? lapic_next_event+0x5a/0x90
[  413.858778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.864312]  ? kvm_clock_read+0x18/0x30
[  413.868287]  ? kvm_sched_clock_read+0x9/0x20
[  413.872691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.878229]  ? check_preemption_disabled+0x48/0x280
[  413.883246]  irq_exit+0x17f/0x1c0
[  413.886692]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.891530]  ? smp_reschedule_interrupt+0x109/0x650
[  413.896540]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.902418]  ? interrupt_entry+0xb5/0xc0
[  413.906472]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.911480]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.916491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.921333]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.926345]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.931354]  ? task_prio+0x50/0x50
[  413.934888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.940418]  ? check_preemption_disabled+0x48/0x280
[  413.945434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.950296]  apic_timer_interrupt+0xf/0x20
[  413.954515]  </IRQ>
[  413.956749] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  413.961690] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  413.980580] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  413.988291] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  413.995551] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  414.002810] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  414.010070] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  414.017330] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  414.024640]  skb_clone+0x1bb/0x500
[  414.028179]  ? finish_task_switch+0x2f4/0x910
[  414.032668]  ? skb_split+0x11e0/0x11e0
[  414.036667]  ? preempt_notifier_register+0x200/0x200
[  414.041763]  ? __switch_to_asm+0x34/0x70
[  414.045828]  ? __switch_to_asm+0x34/0x70
[  414.049883]  ? __switch_to_asm+0x40/0x70
[  414.053936]  ? __switch_to_asm+0x34/0x70
[  414.058009]  ? __switch_to_asm+0x40/0x70
[  414.062080]  ? __switch_to_asm+0x34/0x70
[  414.066143]  ? __switch_to_asm+0x40/0x70
[  414.070201]  ? __switch_to_asm+0x34/0x70
[  414.074258]  ? __switch_to_asm+0x34/0x70
[  414.078315]  ? __switch_to_asm+0x40/0x70
[  414.082369]  ? __switch_to_asm+0x34/0x70
[  414.086427]  bpf_clone_redirect+0xb9/0x490
[  414.090655]  ? __schedule+0x8d7/0x21d0
[  414.094540]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  414.099554]  ? __sched_text_start+0x8/0x8
[  414.103712]  ? find_held_lock+0x36/0x1c0
[  414.107774]  ? lock_acquire+0x1ed/0x520
[  414.111741]  ? bpf_test_run+0x3cb/0x780
[  414.115710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.121239]  ? check_preemption_disabled+0x48/0x280
[  414.126251]  ? kasan_check_read+0x11/0x20
[  414.130392]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.135663]  ? rcu_softirq_qs+0x20/0x20
[  414.139632]  ? preempt_schedule+0x4d/0x60
[  414.143771]  ? ___preempt_schedule+0x16/0x18
[  414.148178]  ? bpf_test_run+0x25d/0x780
[  414.152156]  ? netlink_diag_dump+0x2a0/0x2a0
[  414.156558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.162089]  ? bpf_test_init.isra.10+0x70/0x100
[  414.166759]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  414.171520]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.176357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.181887]  ? fput+0x130/0x1a0
[  414.185162]  ? __bpf_prog_get+0x9b/0x290
[  414.189218]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.194051]  ? bpf_prog_test_run+0x130/0x1a0
[  414.198458]  ? __x64_sys_bpf+0x3d8/0x520
[  414.202513]  ? bpf_prog_get+0x20/0x20
[  414.206329]  ? do_syscall_64+0x1b9/0x820
[  414.210389]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.215748]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.220674]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.225684]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.230695]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  414.237362]  ? __switch_to_asm+0x40/0x70
[  414.241418]  ? __switch_to_asm+0x34/0x70
[  414.245477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.250319]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.255705] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  414.255771] aoe: skb alloc failure
[  414.262278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.262285] Call Trace:
[  414.265855] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.275144]  <IRQ>
[  414.277724] syz-executor0 cpuset=
[  414.288193]  dump_stack+0x244/0x39d
[  414.290328] syz0
[  414.293771]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.297366]  mems_allowed=0
[  414.299337]  warn_alloc.cold.117+0xb7/0x1bd
[  414.311715]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.316556]  ? lock_downgrade+0x900/0x900
[  414.320713]  ? trace_hardirqs_off+0xb8/0x310
[  414.325124]  ? trace_hardirqs_off+0xb8/0x310
[  414.329533]  __alloc_pages_slowpath+0x2660/0x2d70
[  414.334395]  ? warn_alloc+0x120/0x120
[  414.338192]  ? warn_alloc+0x120/0x120
[  414.341992]  ? print_usage_bug+0xc0/0xc0
[  414.346055]  ? warn_alloc+0x120/0x120
[  414.349891]  ? print_usage_bug+0xc0/0xc0
[  414.353959]  ? __lock_acquire+0x62f/0x4c20
[  414.358185]  ? __lock_acquire+0x62f/0x4c20
[  414.362439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.367968]  ? should_fail+0x22d/0xd01
[  414.371853]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.376968]  ? __lock_acquire+0x62f/0x4c20
[  414.381202]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.386295]  ? __lock_acquire+0x62f/0x4c20
[  414.390525]  ? should_fail+0x22d/0xd01
[  414.394407]  ? find_held_lock+0x36/0x1c0
[  414.398469]  ? mark_held_locks+0x130/0x130
[  414.402701]  ? mark_held_locks+0x130/0x130
[  414.406929]  ? zap_class+0x640/0x640
[  414.410640]  ? zap_class+0x640/0x640
[  414.414350]  ? print_usage_bug+0xc0/0xc0
[  414.418410]  ? do_raw_spin_unlock+0xa7/0x330
[  414.422815]  ? zap_class+0x640/0x640
[  414.426522]  ? print_usage_bug+0xc0/0xc0
[  414.430599]  ? wq_watchdog_touch+0x9c/0xfe
[  414.434859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.440387]  ? check_preemption_disabled+0x48/0x280
[  414.445404]  ? __lock_is_held+0xb5/0x140
[  414.449469]  __alloc_pages_nodemask+0xa80/0xde0
[  414.454144]  ? zap_class+0x640/0x640
[  414.457859]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  414.462879]  ? find_held_lock+0x36/0x1c0
[  414.466956]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.471643]  ? lock_downgrade+0x900/0x900
[  414.475806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.481341]  cache_grow_begin+0xa5/0x8c0
[  414.485412]  ? do_raw_spin_unlock+0xa7/0x330
[  414.489823]  fallback_alloc+0x204/0x2e0
[  414.493817]  ____cache_alloc_node+0x1c7/0x1e0
[  414.498319]  kmem_cache_alloc_node+0xe3/0x730
[  414.502813]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.507053]  __alloc_skb+0x119/0x770
[  414.510779]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.516056]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.520468]  ? lock_downgrade+0x900/0x900
[  414.524629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.530161]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.535631]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.541087]  ? addrconf_rs_timer+0x690/0x690
[  414.545501]  ndisc_alloc_skb+0x144/0x340
[  414.549572]  ndisc_send_rs+0x331/0x6e0
[  414.553462]  addrconf_rs_timer+0x314/0x690
[  414.557701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.561942]  call_timer_fn+0x272/0x920
[  414.565824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.570065]  ? process_timeout+0x40/0x40
[  414.574146]  ? mark_held_locks+0xc7/0x130
[  414.578300]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.582793]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.587288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.591518]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.596099]  ? trace_hardirqs_on+0xbd/0x310
[  414.600415]  ? kasan_check_read+0x11/0x20
[  414.604573]  ? __run_timers+0x7da/0xc70
[  414.608539]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.613648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.617882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.622111]  __run_timers+0x7e5/0xc70
[  414.625906]  ? rcu_irq_exit+0x1a2/0x390
[  414.629899]  ? timer_fixup_init+0x70/0x70
[  414.634040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.639585]  ? check_preemption_disabled+0x48/0x280
[  414.644612]  ? mark_held_locks+0xc7/0x130
[  414.648757]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  414.653772]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.658531]  ? retint_kernel+0x2d/0x2d
[  414.662417]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.667361]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.672132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.677583]  ? zap_class+0x640/0x640
[  414.681297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.686831]  ? check_preemption_disabled+0x48/0x280
[  414.691849]  ? __lock_is_held+0xb5/0x140
[  414.695902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.701433]  ? check_preemption_disabled+0x48/0x280
[  414.706448]  run_timer_softirq+0x52/0xb0
[  414.710502]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.715510]  __do_softirq+0x308/0xb7e
[  414.719308]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.723828]  ? lock_downgrade+0x900/0x900
[  414.727976]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.733080]  ? pvclock_read_flags+0x160/0x160
[  414.737576]  ? lapic_next_event+0x5a/0x90
[  414.741729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.747265]  ? kvm_clock_read+0x18/0x30
[  414.751236]  ? kvm_sched_clock_read+0x9/0x20
[  414.755637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.761167]  ? check_preemption_disabled+0x48/0x280
[  414.766188]  irq_exit+0x17f/0x1c0
[  414.769635]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.774489]  ? smp_reschedule_interrupt+0x109/0x650
[  414.779621]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.785501]  ? interrupt_entry+0xb5/0xc0
[  414.789563]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.794573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.799587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.804425]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.809435]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.814453]  ? task_prio+0x50/0x50
[  414.817991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.823522]  ? check_preemption_disabled+0x48/0x280
[  414.828550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.833412]  apic_timer_interrupt+0xf/0x20
[  414.837632]  </IRQ>
[  414.839863] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  414.845058] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  414.864060] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.871792] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  414.879069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  414.886334] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  414.893594] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  414.900869] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  414.908164]  retint_kernel+0x1b/0x2d
[  414.911963] RIP: 0010:dump_stack+0x358/0x39d
[  414.916381] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  414.935276] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  414.942979] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  414.950239] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  414.957499] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  414.964784] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  414.972048] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  414.979324]  ? dump_stack+0x34f/0x39d
[  414.983145]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.988337]  dump_header+0x27b/0xf72
[  414.992058]  ? mark_held_locks+0x130/0x130
[  414.996291]  ? pagefault_out_of_memory+0x197/0x197
[  415.001229]  ? __lock_acquire+0x62f/0x4c20
[  415.005457]  ? zap_class+0x640/0x640
[  415.009169]  ? percpu_ref_get_many+0x240/0x240
[  415.013750]  ? print_usage_bug+0xc0/0xc0
[  415.017802]  ? print_usage_bug+0xc0/0xc0
[  415.021883]  ? zap_class+0x640/0x640
[  415.025605]  ? print_usage_bug+0xc0/0xc0
[  415.029670]  ? print_usage_bug+0xc0/0xc0
[  415.033735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.039276]  ? find_held_lock+0x36/0x1c0
[  415.043341]  ? mark_held_locks+0xc7/0x130
[  415.047486]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.052589]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.057714]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.062293]  ? trace_hardirqs_on+0xbd/0x310
[  415.066629]  ? kasan_check_read+0x11/0x20
[  415.070771]  ? ___ratelimit+0x3b4/0x672
[  415.074736]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.079837]  ? trace_hardirqs_on+0x310/0x310
[  415.084257]  ? lock_downgrade+0x900/0x900
[  415.088408]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.093533]  ? ___ratelimit+0x3b9/0x672
[  415.097510]  ? idr_get_free+0xec0/0xec0
[  415.101502]  ? find_held_lock+0x36/0x1c0
[  415.105577]  oom_kill_process.cold.27+0x10/0x903
[  415.110327]  ? zap_class+0x640/0x640
[  415.114040]  ? check_preemption_disabled+0x48/0x280
[  415.119057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.123987]  ? kasan_check_read+0x11/0x20
[  415.128132]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.133403]  ? oom_evaluate_task+0x540/0x540
[  415.137822]  ? find_held_lock+0x36/0x1c0
[  415.141883]  ? out_of_memory+0x974/0x1430
[  415.146028]  ? lock_downgrade+0x900/0x900
[  415.150167]  ? check_preemption_disabled+0x48/0x280
[  415.155182]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.160110]  ? kasan_check_read+0x11/0x20
[  415.164251]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.169528]  ? rcu_softirq_qs+0x20/0x20
[  415.173499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.179035]  ? oom_evaluate_task+0x302/0x540
[  415.183454]  out_of_memory+0xa84/0x1430
[  415.187429]  ? oom_killer_disable+0x3a0/0x3a0
[  415.192029]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  415.196971]  ? __mutex_add_waiter+0x2a0/0x2a0
[  415.201470]  __alloc_pages_slowpath+0x22d4/0x2d70
[  415.206332]  ? warn_alloc+0x120/0x120
[  415.210137]  ? rcu_softirq_qs+0x20/0x20
[  415.214162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.219704]  ? should_fail+0x22d/0xd01
[  415.223587]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.228685]  ? zap_class+0x640/0x640
[  415.232421]  ? __lock_is_held+0xb5/0x140
[  415.236489]  ? mark_held_locks+0x130/0x130
[  415.240727]  ? lock_release+0xa00/0xa00
[  415.244715]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.250182]  ? __might_sleep+0x95/0x190
[  415.254153]  __alloc_pages_nodemask+0xa80/0xde0
[  415.258826]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  415.263867]  ? __page_cache_alloc+0x191/0x5c0
[  415.268358]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.273279]  ? kasan_check_read+0x11/0x20
[  415.277420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.282691]  ? zap_class+0x640/0x640
[  415.286405]  ? zap_class+0x640/0x640
[  415.290111]  ? zap_class+0x640/0x640
[  415.293822]  ? __do_page_cache_readahead+0x7ce/0x980
[  415.298940]  ? find_held_lock+0x36/0x1c0
[  415.303001]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  415.308560]  alloc_pages_current+0x173/0x350
[  415.312992]  __page_cache_alloc+0x38c/0x5c0
[  415.317334]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.322278]  ? kasan_check_read+0x11/0x20
[  415.326439]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.331713]  ? generic_perform_write+0x6a0/0x6a0
[  415.336465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.342013]  ? check_preemption_disabled+0x48/0x280
[  415.347036]  filemap_fault+0x1594/0x25f0
[  415.351104]  ? __lock_page_or_retry+0xa00/0xa00
[  415.355767]  ? mark_held_locks+0x130/0x130
[  415.359994]  ? rcu_softirq_qs+0x20/0x20
[  415.363979]  ? filemap_map_pages+0xe04/0x1990
[  415.368487]  ? __free_object+0x173/0x340
[  415.372548]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  415.377469]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.382582]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  415.387258]  ? debug_object_free+0x32d/0x690
[  415.391656]  ? kasan_check_read+0x11/0x20
[  415.395819]  ? debug_object_destroy+0x2b0/0x2b0
[  415.400483]  ? lock_pi_update_atomic+0x150/0x150
[  415.405240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.410768]  ? __hrtimer_init+0xdb/0x240
[  415.414849]  ? lock_acquire+0x1ed/0x520
[  415.418847]  ? ext4_filemap_fault+0x7a/0xad
[  415.423172]  ? lock_release+0xa00/0xa00
[  415.427135]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.432591]  ? print_usage_bug+0xc0/0xc0
[  415.436644]  ? print_usage_bug+0xc0/0xc0
[  415.440741]  ? down_read+0x8d/0x120
[  415.444357]  ? ext4_filemap_fault+0x7a/0xad
[  415.448682]  ? __down_interruptible+0x700/0x700
[  415.453357]  ext4_filemap_fault+0x82/0xad
[  415.457511]  __do_fault+0x100/0x6b0
[  415.461139]  ? pmd_devmap_trans_unstable+0x220/0x220
[  415.466249]  ? mark_held_locks+0x130/0x130
[  415.470478]  ? mark_held_locks+0x130/0x130
[  415.474717]  ? debug_smp_processor_id+0x1c/0x20
[  415.479390]  ? perf_trace_lock+0x14d/0x7a0
[  415.483624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.489158]  __handle_mm_fault+0x307c/0x5920
[  415.493570]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  415.498411]  ? lock_is_held_type+0x210/0x210
[  415.502838]  ? zap_class+0x640/0x640
[  415.506553]  ? zap_class+0x640/0x640
[  415.510590]  ? __x64_sys_futex+0x53e/0x6a0
[  415.514828]  ? find_held_lock+0x36/0x1c0
[  415.518892]  ? handle_mm_fault+0x42a/0xc70
[  415.523124]  ? lock_downgrade+0x900/0x900
[  415.527264]  ? check_preemption_disabled+0x48/0x280
[  415.532279]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.537206]  ? kasan_check_read+0x11/0x20
[  415.541354]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.546632]  ? rcu_softirq_qs+0x20/0x20
[  415.550600]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.555702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.561245]  ? check_preemption_disabled+0x48/0x280
[  415.566264]  handle_mm_fault+0x54f/0xc70
[  415.570322]  ? __handle_mm_fault+0x5920/0x5920
[  415.574958]  ? find_vma+0x34/0x190
[  415.578512]  __do_page_fault+0x5e8/0xe60
[  415.582566]  ? trace_hardirqs_off+0xb8/0x310
[  415.586968]  ? __ia32_sys_read+0xb0/0xb0
[  415.591044]  do_page_fault+0xf2/0x7e0
[  415.594847]  ? vmalloc_sync_all+0x30/0x30
[  415.598999]  ? error_entry+0x70/0xd0
[  415.602713]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.607722]  ? trace_hardirqs_on_caller+0xc0/0x310
[  415.612645]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.617566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.622403]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.627412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.632864]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.637872]  ? page_fault+0x8/0x30
[  415.641425]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.646263]  ? page_fault+0x8/0x30
[  415.649797]  page_fault+0x1e/0x30
[  415.653240] RIP: 0033:0x45ddf3
[  415.656443] Code: Bad RIP value.
[  415.659820] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  415.665266] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  415.672526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  415.680317] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  415.687597] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  415.694859] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  415.702159] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  415.702163] warn_alloc_show_mem: 1 callbacks suppressed
[  415.702168] Mem-Info:
[  415.709102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.709109] Call Trace:
[  415.714487] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  415.714487]  active_file:13 inactive_file:13 isolated_file:0
[  415.714487]  unevictable:0 dirty:0 writeback:0 unstable:0
[  415.714487]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  415.714487]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  415.714487]  free:13753 free_pcp:603 free_cma:0
[  415.716871]  <IRQ>
[  415.726221] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  415.728811]  dump_stack+0x244/0x39d
[  415.761830] Node 0 
[  415.763991]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.791565] 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
[  415.795166]  warn_alloc.cold.117+0xb7/0x1bd
[  415.797360] lowmem_reserve[]: 0
[  415.802540]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.828016]  2818 6321
[  415.832343]  ? lock_downgrade+0x900/0x900
[  415.835591]  6321
[  415.840425]  ? trace_hardirqs_off+0xb8/0x310
[  415.842892] Node 0 
[  415.847037]  ? trace_hardirqs_off+0xb8/0x310
[  415.849100] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  415.853487]  __alloc_pages_slowpath+0x2660/0x2d70
[  415.855687] lowmem_reserve[]: 0
[  415.860110]  ? warn_alloc+0x120/0x120
[  415.887035]  0
[  415.891867]  ? pvclock_read_flags+0x160/0x160
[  415.895123]  3503 3503
[  415.898915]  ? warn_alloc+0x120/0x120
[  415.900698] Node 0 
[  415.905192]  ? print_usage_bug+0xc0/0xc0
[  415.907683] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  415.911444]  ? warn_alloc+0x120/0x120
[  415.913652] lowmem_reserve[]: 0
[  415.917714]  ? print_usage_bug+0xc0/0xc0
[  415.946215]  0 0
[  415.950007]  ? ktime_get+0x2c1/0x400
[  415.953256]  0
[  415.957307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.959252] Node 0 
[  415.962953]  ? check_preemption_disabled+0x48/0x280
[  415.964746] DMA: 
[  415.970268]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.972480] 1*4kB 
[  415.977481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.979513] (U) 
[  415.983996]  ? should_fail+0x22d/0xd01
[  415.986119] 0*8kB 
[  415.991658]  ? kasan_check_read+0x11/0x20
[  415.993601] 0*16kB 1*32kB 
[  415.997486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.999603] (U) 2*64kB 
[  416.003740]  ? __lock_acquire+0x62f/0x4c20
[  416.006555] (U) 1*128kB 
[  416.011665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.014221] (U) 
[  416.018446]  ? should_fail+0x22d/0xd01
[  416.021088] 1*256kB 
[  416.026175]  ? print_usage_bug+0xc0/0xc0
[  416.028124] (U) 
[  416.032000]  ? mark_held_locks+0x130/0x130
[  416.034285] 0*512kB 1*1024kB 
[  416.038336]  ? mark_held_locks+0x130/0x130
[  416.040298] (U) 
[  416.044518]  ? check_preemption_disabled+0x48/0x280
[  416.047588] 1*2048kB (M) 
[  416.051820]  ? zap_class+0x640/0x640
[  416.053768] 3*4096kB 
[  416.058768]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.061497] (M) 
[  416.065211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.067591] = 15908kB
[  416.072335]  ? check_preemption_disabled+0x48/0x280
[  416.074306] Node 0 
[  416.079837]  ? __lock_is_held+0xb5/0x140
[  416.082209] DMA32: 5*4kB 
[  416.087218]  __alloc_pages_nodemask+0xa80/0xde0
[  416.089423] (UM) 
[  416.093576]  ? zap_class+0x640/0x640
[  416.096301] 1*8kB (H) 
[  416.100963]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  416.102995] 2*16kB (M) 
[  416.106718]  ? find_held_lock+0x36/0x1c0
[  416.109174] 3*32kB (M) 
[  416.114190]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.116733] 3*64kB (MH) 
[  416.120786]  ? lock_downgrade+0x900/0x900
[  416.123336] 4*128kB (M) 
[  416.128019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.130653] 5*256kB (UMH) 
[  416.134798]  cache_grow_begin+0xa5/0x8c0
[  416.137459] 5*512kB 
[  416.142980]  ? do_raw_spin_unlock+0xa7/0x330
[  416.145794] (UMH) 
[  416.149842]  fallback_alloc+0x204/0x2e0
[  416.152138] 4*1024kB (UMH) 
[  416.156544]  ____cache_alloc_node+0x1c7/0x1e0
[  416.158662] 2*2048kB 
[  416.162634]  kmem_cache_alloc_node+0xe3/0x730
[  416.165539] (UM) 
[  416.170018]  ? lockdep_hardirqs_on+0x296/0x5b0
[  416.172396] 3*4096kB (M) 
[  416.176889]  __alloc_skb+0x119/0x770
[  416.178920] = 25180kB
[  416.178927] Node 0 
[  416.183500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.186224] Normal: 1917*4kB 
[  416.189931]  ? netdev_alloc_frag+0x1f0/0x1f0
[  416.192317] (UME) 
[  416.194543]  ? vprintk_default+0x28/0x30
[  416.199873] 392*8kB 
[  416.202966]  ? vprintk_func+0x85/0x181
[  416.207338] (UME) 105*16kB 
[  416.209484]  ? printk+0xa7/0xcf
[  416.213510] (UME) 43*32kB 
[  416.215826]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  416.219681] (UM) 
[  416.222610]  new_skb+0x26/0x1c0
[  416.225847] 1*64kB (U) 
[  416.228683]  aoecmd_cfg+0x279/0x7f0
[  416.233404] 0*128kB 0*256kB 
[  416.235469]  ? find_held_lock+0x36/0x1c0
[  416.238721] 0*512kB 
[  416.241293]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  416.244888] 0*1024kB 
[  416.247910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.251944] 0*2048kB 
[  416.254260]  ? __lock_is_held+0xb5/0x140
[  416.258542] 0*4096kB = 13924kB
[  416.260952]  discover_timer+0x50/0x60
[  416.266463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.268854]  call_timer_fn+0x272/0x920
[  416.272889] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.276061]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  416.279830] 7036 total pagecache pages
[  416.288649]  ? process_timeout+0x40/0x40
[  416.292519] 0 pages in swap cache
[  416.301078]  ? __run_timers+0x7da/0xc70
[  416.305893] Swap cache stats: add 0, delete 0, find 0/0
[  416.309766]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.313797] Free swap  = 0kB
[  416.317235]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.321193] Total swap = 0kB
[  416.326541]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  416.331003] 1965979 pages RAM
[  416.334008]  ? lockdep_hardirqs_on+0x296/0x5b0
[  416.338478] 0 pages HighMem/MovableOnly
[  416.341483]  ? trace_hardirqs_on+0xbd/0x310
[  416.346316] 342867 pages reserved
[  416.349406]  ? kasan_check_read+0x11/0x20
[  416.353956] 0 pages cma reserved
[  416.354042] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.357922]  ? __run_timers+0x7da/0xc70
[  416.362294] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.365655]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.369773] syz-fuzzer cpuset=
[  416.373136]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  416.379589] /
[  416.383551]  __run_timers+0x7e5/0xc70
[  416.393746]  mems_allowed=0
[  416.398841]  ? timer_fixup_init+0x70/0x70
[  416.419340]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.424351]  ? zap_class+0x640/0x640
[  416.428066]  ? enqueue_hrtimer+0x1a5/0x560
[  416.432296]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.437491]  ? find_held_lock+0x36/0x1c0
[  416.441550]  ? zap_class+0x640/0x640
[  416.445260]  ? pvclock_read_flags+0x160/0x160
[  416.449759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.455290]  ? check_preemption_disabled+0x48/0x280
[  416.460308]  ? __lock_is_held+0xb5/0x140
[  416.464366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.469898]  ? check_preemption_disabled+0x48/0x280
[  416.474915]  run_timer_softirq+0x52/0xb0
[  416.478970]  ? rcu_read_lock_sched_held+0x14f/0x180
[  416.483989]  __do_softirq+0x308/0xb7e
[  416.487791]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  416.492283]  ? lock_downgrade+0x900/0x900
[  416.496450]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  416.501555]  ? pvclock_read_flags+0x160/0x160
[  416.506043]  ? lapic_next_event+0x5a/0x90
[  416.510185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.515807]  ? kvm_clock_read+0x18/0x30
[  416.519774]  ? kvm_sched_clock_read+0x9/0x20
[  416.524179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.529711]  ? check_preemption_disabled+0x48/0x280
[  416.534728]  irq_exit+0x17f/0x1c0
[  416.538179]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.543015]  ? smp_reschedule_interrupt+0x109/0x650
[  416.548023]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.553900]  ? interrupt_entry+0xb5/0xc0
[  416.557955]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.562967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.567976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.572815]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.577823]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.582830]  ? task_prio+0x50/0x50
[  416.586375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.591915]  ? check_preemption_disabled+0x48/0x280
[  416.596929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.601775]  apic_timer_interrupt+0xf/0x20
[  416.606001]  </IRQ>
[  416.608236] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  416.613172] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  416.632153] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  416.639858] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.647120] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  416.654383] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  416.661669] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  416.668931] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  416.676223]  skb_clone+0x1bb/0x500
[  416.679774]  ? finish_task_switch+0x2f4/0x910
[  416.684271]  ? skb_split+0x11e0/0x11e0
[  416.688150]  ? preempt_notifier_register+0x200/0x200
[  416.693248]  ? __switch_to_asm+0x34/0x70
[  416.697306]  ? __switch_to_asm+0x34/0x70
[  416.701360]  ? __switch_to_asm+0x40/0x70
[  416.705427]  ? __switch_to_asm+0x34/0x70
[  416.709480]  ? __switch_to_asm+0x40/0x70
[  416.713535]  ? __switch_to_asm+0x34/0x70
[  416.717587]  ? __switch_to_asm+0x40/0x70
[  416.721643]  ? __switch_to_asm+0x34/0x70
[  416.725695]  ? __switch_to_asm+0x34/0x70
[  416.729753]  ? __switch_to_asm+0x40/0x70
[  416.733803]  ? __switch_to_asm+0x34/0x70
[  416.737866]  bpf_clone_redirect+0xb9/0x490
[  416.742093]  ? __schedule+0x8d7/0x21d0
[  416.745977]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  416.750987]  ? __sched_text_start+0x8/0x8
[  416.755143]  ? find_held_lock+0x36/0x1c0
[  416.759204]  ? lock_acquire+0x1ed/0x520
[  416.763172]  ? bpf_test_run+0x3cb/0x780
[  416.767140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.772672]  ? check_preemption_disabled+0x48/0x280
[  416.777685]  ? kasan_check_read+0x11/0x20
[  416.781837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.787111]  ? rcu_softirq_qs+0x20/0x20
[  416.791090]  ? preempt_schedule+0x4d/0x60
[  416.795230]  ? ___preempt_schedule+0x16/0x18
[  416.799640]  ? bpf_test_run+0x25d/0x780
[  416.803618]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.808024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.813554]  ? bpf_test_init.isra.10+0x70/0x100
[  416.818234]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  416.822990]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  416.827824]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.833356]  ? fput+0x130/0x1a0
[  416.836650]  ? __bpf_prog_get+0x9b/0x290
[  416.840708]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  416.845545]  ? bpf_prog_test_run+0x130/0x1a0
[  416.849951]  ? __x64_sys_bpf+0x3d8/0x520
[  416.854012]  ? bpf_prog_get+0x20/0x20
[  416.857826]  ? do_syscall_64+0x1b9/0x820
[  416.861878]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.867234]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.872161]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.877172]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.882182]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  416.888843]  ? __switch_to_asm+0x40/0x70
[  416.892898]  ? __switch_to_asm+0x34/0x70
[  416.896958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.901806]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.907182] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  416.907244] aoe: skb alloc failure
[  416.913759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.913765] Call Trace:
[  416.913769]  <IRQ>
[  416.913785]  dump_stack+0x244/0x39d
[  416.913803]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.917340] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.926671]  warn_alloc.cold.117+0xb7/0x1bd
[  416.929218] syz-executor0 cpuset=
[  416.931353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.934949] syz0
[  416.940124]  ? lock_downgrade+0x900/0x900
[  416.950583]  mems_allowed=0
[  416.954896]  ? trace_hardirqs_off+0xb8/0x310
[  416.976536]  ? trace_hardirqs_off+0xb8/0x310
[  416.980945]  __alloc_pages_slowpath+0x2660/0x2d70
[  416.985809]  ? warn_alloc+0x120/0x120
[  416.989608]  ? zap_class+0x640/0x640
[  416.993334]  ? warn_alloc+0x120/0x120
[  416.997137]  ? print_usage_bug+0xc0/0xc0
[  417.001213]  ? warn_alloc+0x120/0x120
[  417.005006]  ? print_usage_bug+0xc0/0xc0
[  417.009061]  ? __lock_acquire+0x62f/0x4c20
[  417.013290]  ? __lock_acquire+0x62f/0x4c20
[  417.017530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.023064]  ? should_fail+0x22d/0xd01
[  417.026949]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.032062]  ? __lock_acquire+0x62f/0x4c20
[  417.036309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.041403]  ? __lock_acquire+0x62f/0x4c20
[  417.045641]  ? should_fail+0x22d/0xd01
[  417.049530]  ? mark_held_locks+0x130/0x130
[  417.053764]  ? mark_held_locks+0x130/0x130
[  417.057995]  ? zap_class+0x640/0x640
[  417.061709]  ? zap_class+0x640/0x640
[  417.065421]  ? print_usage_bug+0xc0/0xc0
[  417.069474]  ? wq_watchdog_touch+0x9c/0xfe
[  417.073704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.079233]  ? check_preemption_disabled+0x48/0x280
[  417.084269]  ? __lock_is_held+0xb5/0x140
[  417.088343]  __alloc_pages_nodemask+0xa80/0xde0
[  417.093010]  ? zap_class+0x640/0x640
[  417.096722]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  417.101744]  ? find_held_lock+0x36/0x1c0
[  417.105829]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.110493]  ? lock_downgrade+0x900/0x900
[  417.114643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.120182]  cache_grow_begin+0xa5/0x8c0
[  417.124237]  ? do_raw_spin_unlock+0xa7/0x330
[  417.128648]  fallback_alloc+0x204/0x2e0
[  417.132622]  ____cache_alloc_node+0x1c7/0x1e0
[  417.137118]  kmem_cache_alloc_node+0xe3/0x730
[  417.141605]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.145841]  __alloc_skb+0x119/0x770
[  417.149551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.154824]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.159226]  ? lock_downgrade+0x900/0x900
[  417.163381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.168917]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.174373]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.179822]  ? addrconf_rs_timer+0x690/0x690
[  417.184237]  ndisc_alloc_skb+0x144/0x340
[  417.188308]  ndisc_send_rs+0x331/0x6e0
[  417.192197]  addrconf_rs_timer+0x314/0x690
[  417.196434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.200672]  call_timer_fn+0x272/0x920
[  417.204553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.208782]  ? process_timeout+0x40/0x40
[  417.212846]  ? mark_held_locks+0xc7/0x130
[  417.216999]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.221488]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.225974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.230204]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.234785]  ? trace_hardirqs_on+0xbd/0x310
[  417.239119]  ? kasan_check_read+0x11/0x20
[  417.243262]  ? __run_timers+0x7da/0xc70
[  417.247231]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.252338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.256581]  __run_timers+0x7e5/0xc70
[  417.260380]  ? rcu_irq_exit+0x1a2/0x390
[  417.264364]  ? timer_fixup_init+0x70/0x70
[  417.268511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.274043]  ? check_preemption_disabled+0x48/0x280
[  417.279060]  ? mark_held_locks+0xc7/0x130
[  417.283199]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  417.288216]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.292970]  ? retint_kernel+0x2d/0x2d
[  417.296871]  ? trace_hardirqs_on_caller+0xc0/0x310
[  417.301803]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.306554]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.311998]  ? zap_class+0x640/0x640
[  417.315719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.321253]  ? check_preemption_disabled+0x48/0x280
[  417.326271]  ? __lock_is_held+0xb5/0x140
[  417.330353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.335883]  ? check_preemption_disabled+0x48/0x280
[  417.340901]  run_timer_softirq+0x52/0xb0
[  417.344955]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.349965]  __do_softirq+0x308/0xb7e
[  417.353765]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.358251]  ? lock_downgrade+0x900/0x900
[  417.362398]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.367512]  ? pvclock_read_flags+0x160/0x160
[  417.372002]  ? lapic_next_event+0x5a/0x90
[  417.376145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.381681]  ? kvm_clock_read+0x18/0x30
[  417.385666]  ? kvm_sched_clock_read+0x9/0x20
[  417.390070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.395604]  ? check_preemption_disabled+0x48/0x280
[  417.400622]  irq_exit+0x17f/0x1c0
[  417.404072]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.408906]  ? smp_reschedule_interrupt+0x109/0x650
[  417.413920]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.419799]  ? interrupt_entry+0xb5/0xc0
[  417.423863]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.428874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.433881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.438719]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.443740]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.448753]  ? task_prio+0x50/0x50
[  417.452288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.457816]  ? check_preemption_disabled+0x48/0x280
[  417.462831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.467681]  apic_timer_interrupt+0xf/0x20
[  417.471902]  </IRQ>
[  417.474141] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  417.479330] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  417.498227] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  417.505930] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  417.513421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  417.520684] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  417.527945] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  417.535206] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  417.542499]  retint_kernel+0x1b/0x2d
[  417.546212] RIP: 0010:dump_stack+0x358/0x39d
[  417.550615] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  417.569511] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  417.577216] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  417.584495] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  417.591771] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  417.599034] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  417.606301] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  417.613587]  ? dump_stack+0x34f/0x39d
[  417.617389]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.622599]  dump_header+0x27b/0xf72
[  417.626327]  ? mark_held_locks+0x130/0x130
[  417.630560]  ? pagefault_out_of_memory+0x197/0x197
[  417.635487]  ? __lock_acquire+0x62f/0x4c20
[  417.639718]  ? zap_class+0x640/0x640
[  417.643432]  ? percpu_ref_get_many+0x240/0x240
[  417.648010]  ? print_usage_bug+0xc0/0xc0
[  417.652067]  ? print_usage_bug+0xc0/0xc0
[  417.656129]  ? zap_class+0x640/0x640
[  417.659840]  ? print_usage_bug+0xc0/0xc0
[  417.663896]  ? print_usage_bug+0xc0/0xc0
[  417.667958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.673492]  ? find_held_lock+0x36/0x1c0
[  417.678035]  ? mark_held_locks+0xc7/0x130
[  417.682182]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.687279]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.692382]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  417.696963]  ? trace_hardirqs_on+0xbd/0x310
[  417.701281]  ? kasan_check_read+0x11/0x20
[  417.705476]  ? ___ratelimit+0x3b4/0x672
[  417.709453]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.714550]  ? trace_hardirqs_on+0x310/0x310
[  417.718956]  ? lock_downgrade+0x900/0x900
[  417.723109]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.728216]  ? ___ratelimit+0x3b9/0x672
[  417.732277]  ? idr_get_free+0xec0/0xec0
[  417.736248]  ? find_held_lock+0x36/0x1c0
[  417.740321]  oom_kill_process.cold.27+0x10/0x903
[  417.745072]  ? zap_class+0x640/0x640
[  417.748782]  ? check_preemption_disabled+0x48/0x280
[  417.753802]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.758728]  ? kasan_check_read+0x11/0x20
[  417.762868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.768138]  ? oom_evaluate_task+0x540/0x540
[  417.772545]  ? find_held_lock+0x36/0x1c0
[  417.776605]  ? out_of_memory+0x974/0x1430
[  417.780748]  ? lock_downgrade+0x900/0x900
[  417.784890]  ? check_preemption_disabled+0x48/0x280
[  417.789905]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.794829]  ? kasan_check_read+0x11/0x20
[  417.798974]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.804250]  ? rcu_softirq_qs+0x20/0x20
[  417.808239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.813788]  ? oom_evaluate_task+0x302/0x540
[  417.818201]  out_of_memory+0xa84/0x1430
[  417.822177]  ? oom_killer_disable+0x3a0/0x3a0
[  417.826670]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  417.831596]  ? __mutex_add_waiter+0x2a0/0x2a0
[  417.836096]  __alloc_pages_slowpath+0x22d4/0x2d70
[  417.840960]  ? warn_alloc+0x120/0x120
[  417.844753]  ? rcu_softirq_qs+0x20/0x20
[  417.848749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.854279]  ? should_fail+0x22d/0xd01
[  417.858175]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.863274]  ? zap_class+0x640/0x640
[  417.867005]  ? __lock_is_held+0xb5/0x140
[  417.871066]  ? mark_held_locks+0x130/0x130
[  417.875303]  ? lock_release+0xa00/0xa00
[  417.879273]  ? perf_trace_sched_process_exec+0x860/0x860
[  417.884733]  ? __might_sleep+0x95/0x190
[  417.888705]  __alloc_pages_nodemask+0xa80/0xde0
[  417.893378]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  417.898393]  ? __page_cache_alloc+0x191/0x5c0
[  417.902881]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.907810]  ? kasan_check_read+0x11/0x20
[  417.911954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.917239]  ? zap_class+0x640/0x640
[  417.920951]  ? zap_class+0x640/0x640
[  417.924658]  ? zap_class+0x640/0x640
[  417.928371]  ? __do_page_cache_readahead+0x7ce/0x980
[  417.933824]  ? find_held_lock+0x36/0x1c0
[  417.937882]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  417.943422]  alloc_pages_current+0x173/0x350
[  417.947836]  __page_cache_alloc+0x38c/0x5c0
[  417.952151]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.957072]  ? kasan_check_read+0x11/0x20
[  417.961214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.966488]  ? generic_perform_write+0x6a0/0x6a0
[  417.971241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.976773]  ? check_preemption_disabled+0x48/0x280
[  417.981809]  filemap_fault+0x1594/0x25f0
[  417.985875]  ? __lock_page_or_retry+0xa00/0xa00
[  417.990537]  ? mark_held_locks+0x130/0x130
[  417.994765]  ? rcu_softirq_qs+0x20/0x20
[  417.998756]  ? filemap_map_pages+0xe04/0x1990
[  418.003255]  ? __free_object+0x173/0x340
[  418.007326]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  418.012249]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.017347]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  418.022025]  ? debug_object_free+0x32d/0x690
[  418.026427]  ? kasan_check_read+0x11/0x20
[  418.030583]  ? debug_object_destroy+0x2b0/0x2b0
[  418.035245]  ? lock_pi_update_atomic+0x150/0x150
[  418.040004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.045551]  ? __hrtimer_init+0xdb/0x240
[  418.049615]  ? lock_acquire+0x1ed/0x520
[  418.053587]  ? ext4_filemap_fault+0x7a/0xad
[  418.057910]  ? lock_release+0xa00/0xa00
[  418.061880]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.067326]  ? print_usage_bug+0xc0/0xc0
[  418.071382]  ? print_usage_bug+0xc0/0xc0
[  418.075449]  ? down_read+0x8d/0x120
[  418.079069]  ? ext4_filemap_fault+0x7a/0xad
[  418.083386]  ? __down_interruptible+0x700/0x700
[  418.088068]  ext4_filemap_fault+0x82/0xad
[  418.092211]  __do_fault+0x100/0x6b0
[  418.095841]  ? pmd_devmap_trans_unstable+0x220/0x220
[  418.100944]  ? mark_held_locks+0x130/0x130
[  418.105175]  ? mark_held_locks+0x130/0x130
[  418.109405]  ? debug_smp_processor_id+0x1c/0x20
[  418.114065]  ? perf_trace_lock+0x14d/0x7a0
[  418.118303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.123843]  __handle_mm_fault+0x307c/0x5920
[  418.128255]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  418.133096]  ? lock_is_held_type+0x210/0x210
[  418.137599]  ? zap_class+0x640/0x640
[  418.141306]  ? zap_class+0x640/0x640
[  418.145016]  ? __x64_sys_futex+0x53e/0x6a0
[  418.149278]  ? find_held_lock+0x36/0x1c0
[  418.153345]  ? handle_mm_fault+0x42a/0xc70
[  418.157588]  ? lock_downgrade+0x900/0x900
[  418.161751]  ? check_preemption_disabled+0x48/0x280
[  418.166773]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.171702]  ? kasan_check_read+0x11/0x20
[  418.175867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.181152]  ? rcu_softirq_qs+0x20/0x20
[  418.185121]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.190220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.195770]  ? check_preemption_disabled+0x48/0x280
[  418.200796]  handle_mm_fault+0x54f/0xc70
[  418.204855]  ? __handle_mm_fault+0x5920/0x5920
[  418.209433]  ? find_vma+0x34/0x190
[  418.212974]  __do_page_fault+0x5e8/0xe60
[  418.217028]  ? trace_hardirqs_off+0xb8/0x310
[  418.221430]  ? __ia32_sys_read+0xb0/0xb0
[  418.225492]  do_page_fault+0xf2/0x7e0
[  418.229298]  ? vmalloc_sync_all+0x30/0x30
[  418.233439]  ? error_entry+0x70/0xd0
[  418.237147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.242157]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.247081]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.252005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.256845]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.261856]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.267310]  ? prepare_exit_to_usermode+0x291/0x3b0
[  418.272319]  ? page_fault+0x8/0x30
[  418.275856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.280696]  ? page_fault+0x8/0x30
[  418.284236]  page_fault+0x1e/0x30
[  418.287685] RIP: 0033:0x45ddf3
[  418.290884] Code: Bad RIP value.
[  418.294328] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  418.299685] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  418.306952] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  418.314212] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  418.321477] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  418.328744] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  418.336028] warn_alloc_show_mem: 1 callbacks suppressed
[  418.336038] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  418.336039] Mem-Info:
[  418.336068] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  418.336068]  active_file:13 inactive_file:13 isolated_file:0
[  418.336068]  unevictable:0 dirty:0 writeback:0 unstable:0
[  418.336068]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  418.336068]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  418.336068]  free:13753 free_pcp:603 free_cma:0
[  418.341401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.341408] Call Trace:
[  418.348335] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  418.350723]  <IRQ>
[  418.383765] Node 0 
[  418.393109]  dump_stack+0x244/0x39d
[  418.395689] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.423239]  ? dump_stack_print_info.cold.1+0x20/0x20
[  418.425366] lowmem_reserve[]:
[  418.427601]  warn_alloc.cold.117+0xb7/0x1bd
[  418.431191]  0
[  418.456679]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.461831]  2818 6321
[  418.464947]  ? lock_downgrade+0x900/0x900
[  418.469230]  6321
[  418.471034]  ? trace_hardirqs_off+0xb8/0x310
[  418.475845] Node 0 
[  418.478333]  ? trace_hardirqs_off+0xb8/0x310
[  418.482470] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  418.484502]  __alloc_pages_slowpath+0x2660/0x2d70
[  418.488873] lowmem_reserve[]: 0
[  418.491123]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  418.495485]  0
[  418.522447]  ? warn_alloc+0x120/0x120
[  418.527266]  3503
[  418.530533]  ? __lock_acquire+0x62f/0x4c20
[  418.536301]  3503
[  418.538090]  ? __lock_acquire+0x62f/0x4c20
[  418.541860] Node 0 
[  418.543910]  ? warn_alloc+0x120/0x120
[  418.548137] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  418.550166]  ? print_usage_bug+0xc0/0xc0
[  418.554363] lowmem_reserve[]: 0
[  418.556591]  ? warn_alloc+0x120/0x120
[  418.560357]  0 0
[  418.588885]  ? print_usage_bug+0xc0/0xc0
[  418.592913]  0
[  418.596187]  ? mark_held_locks+0x130/0x130
[  418.599961] Node 0 
[  418.601927]  ? mark_held_locks+0x130/0x130
[  418.605962] DMA: 1*4kB 
[  418.607757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.607772]  ? should_fail+0x22d/0xd01
[  418.611977] (U) 
[  418.614198]  ? zap_class+0x640/0x640
[  418.618401] 0*8kB 0*16kB 
[  418.620979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.626480] 1*32kB (U) 
[  418.630358]  ? __lock_acquire+0x62f/0x4c20
[  418.632306] 2*64kB 
[  418.636007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.638733] (U) 
[  418.643823]  ? should_fail+0x22d/0xd01
[  418.646374] 1*128kB (U) 
[  418.650606]  ? mark_held_locks+0x130/0x130
[  418.652808] 1*256kB (U) 
[  418.657904]  ? mark_held_locks+0x130/0x130
[  418.659862] 0*512kB 1*1024kB 
[  418.663742]  ? lock_downgrade+0x900/0x900
[  418.666385] (U) 1*2048kB 
[  418.670611]  ? zap_class+0x640/0x640
[  418.673254] (M) 
[  418.677471]  ? zap_class+0x640/0x640
[  418.680549] 3*4096kB 
[  418.684679]  ? zap_class+0x640/0x640
[  418.687409] (M) 
[  418.691108]  ? do_raw_spin_unlock+0xa7/0x330
[  418.693056] = 15908kB
[  418.693062] Node 0 
[  418.696782]  ? trace_hardirqs_on+0x310/0x310
[  418.699161] DMA32: 5*4kB 
[  418.702869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.704814] (UM) 
[  418.709210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.711590] 1*8kB (H) 
[  418.713821]  ? check_preemption_disabled+0x48/0x280
[  418.718196] 2*16kB (M) 
[  418.720955]  ? __lock_is_held+0xb5/0x140
[  418.726451] 3*32kB (M) 
[  418.728522]  __alloc_pages_nodemask+0xa80/0xde0
[  418.734030] 3*64kB (MH) 
[  418.736519]  ? zap_class+0x640/0x640
[  418.741506] 4*128kB 
[  418.744075]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  418.748105] (M) 
[  418.750685]  ? find_held_lock+0x36/0x1c0
[  418.755315] 5*256kB (UMH) 
[  418.757986]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.761661] 5*512kB (UMH) 
[  418.763979]  ? lock_downgrade+0x900/0x900
[  418.768963] 4*1024kB (UMH) 
[  418.770936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.774963] 2*2048kB (UM) 
[  418.777804]  cache_grow_begin+0xa5/0x8c0
[  418.782438] 3*4096kB (M) 
[  418.785277]  ? do_raw_spin_unlock+0xa7/0x330
[  418.789390] = 25180kB
[  418.789397] Node 0 
[  418.792320]  fallback_alloc+0x204/0x2e0
[  418.797819] Normal: 1917*4kB 
[  418.800660]  ____cache_alloc_node+0x1c7/0x1e0
[  418.804688] (UME) 
[  418.807452]  kmem_cache_alloc_node+0xe3/0x730
[  418.811917] 392*8kB (UME) 
[  418.814319]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.816541] 105*16kB (UME) 
[  418.820516]  __alloc_skb+0x119/0x770
[  418.823590] 43*32kB 
[  418.828069]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.830188] (UM) 
[  418.834670]  ? netdev_alloc_frag+0x1f0/0x1f0
[  418.837487] 1*64kB (U) 
[  418.842066]  ? vprintk_default+0x28/0x30
[  418.844965] 0*128kB 0*256kB 
[  418.848670]  ? vprintk_func+0x85/0x181
[  418.850981] 0*512kB 
[  418.856329]  ? printk+0xa7/0xcf
[  418.858362] 0*1024kB 0*2048kB 
[  418.862780]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  418.865331] 0*4096kB = 13924kB
[  418.869389]  new_skb+0x26/0x1c0
[  418.872379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.876252]  aoecmd_cfg+0x279/0x7f0
[  418.878550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.881807]  ? find_held_lock+0x36/0x1c0
[  418.884972] 7036 total pagecache pages
[  418.889714]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  418.892885] 0 pages in swap cache
[  418.896146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.904955] Swap cache stats: add 0, delete 0, find 0/0
[  418.908572]  ? __lock_is_held+0xb5/0x140
[  418.917111] Free swap  = 0kB
[  418.921165]  discover_timer+0x50/0x60
[  418.925015] Total swap = 0kB
[  418.929323]  call_timer_fn+0x272/0x920
[  418.932749] 1965979 pages RAM
[  418.938271]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  418.943599] 0 pages HighMem/MovableOnly
[  418.943607] 342867 pages reserved
[  418.947653]  ? process_timeout+0x40/0x40
[  418.950642] 0 pages cma reserved
[  418.954434]  ? __run_timers+0x7da/0xc70
[  418.957485] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.961297]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.964453] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.969211]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.973162] syz-fuzzer cpuset=
[  418.976596]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  418.976611]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.980642] /
[  418.983992]  ? trace_hardirqs_on+0xbd/0x310
[  418.987936]  mems_allowed=0
[  418.994411]  ? kasan_check_read+0x11/0x20
[  419.039158]  ? __run_timers+0x7da/0xc70
[  419.043130]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.048253]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  419.053089]  __run_timers+0x7e5/0xc70
[  419.056893]  ? timer_fixup_init+0x70/0x70
[  419.061036]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.066046]  ? zap_class+0x640/0x640
[  419.069755]  ? enqueue_hrtimer+0x1a5/0x560
[  419.073985]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.079221]  ? find_held_lock+0x36/0x1c0
[  419.083280]  ? zap_class+0x640/0x640
[  419.086995]  ? pvclock_read_flags+0x160/0x160
[  419.091488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.097021]  ? check_preemption_disabled+0x48/0x280
[  419.102037]  ? __lock_is_held+0xb5/0x140
[  419.106092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.111628]  ? check_preemption_disabled+0x48/0x280
[  419.116642]  run_timer_softirq+0x52/0xb0
[  419.120694]  ? rcu_read_lock_sched_held+0x14f/0x180
[  419.125704]  __do_softirq+0x308/0xb7e
[  419.129503]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  419.133989]  ? lock_downgrade+0x900/0x900
[  419.138136]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  419.143242]  ? pvclock_read_flags+0x160/0x160
[  419.147731]  ? lapic_next_event+0x5a/0x90
[  419.151878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.157411]  ? kvm_clock_read+0x18/0x30
[  419.161378]  ? kvm_sched_clock_read+0x9/0x20
[  419.165779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.171309]  ? check_preemption_disabled+0x48/0x280
[  419.176327]  irq_exit+0x17f/0x1c0
[  419.179778]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.184614]  ? smp_reschedule_interrupt+0x109/0x650
[  419.189638]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.195517]  ? interrupt_entry+0xb5/0xc0
[  419.199573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.204583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.209593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.214432]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.219440]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.224452]  ? task_prio+0x50/0x50
[  419.227987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.233548]  ? check_preemption_disabled+0x48/0x280
[  419.238563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.243406]  apic_timer_interrupt+0xf/0x20
[  419.247625]  </IRQ>
[  419.249856] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  419.254778] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  419.273668] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  419.281369] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  419.288632] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  419.295894] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  419.303154] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  419.310429] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  419.317723]  skb_clone+0x1bb/0x500
[  419.321260]  ? finish_task_switch+0x2f4/0x910
[  419.325750]  ? skb_split+0x11e0/0x11e0
[  419.329632]  ? preempt_notifier_register+0x200/0x200
[  419.334728]  ? __switch_to_asm+0x34/0x70
[  419.338787]  ? __switch_to_asm+0x34/0x70
[  419.342841]  ? __switch_to_asm+0x40/0x70
[  419.346899]  ? __switch_to_asm+0x34/0x70
[  419.350953]  ? __switch_to_asm+0x40/0x70
[  419.355006]  ? __switch_to_asm+0x34/0x70
[  419.359059]  ? __switch_to_asm+0x40/0x70
[  419.363112]  ? __switch_to_asm+0x34/0x70
[  419.367166]  ? __switch_to_asm+0x34/0x70
[  419.371233]  ? __switch_to_asm+0x40/0x70
[  419.375286]  ? __switch_to_asm+0x34/0x70
[  419.379350]  bpf_clone_redirect+0xb9/0x490
[  419.383580]  ? __schedule+0x8d7/0x21d0
[  419.387466]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  419.392476]  ? __sched_text_start+0x8/0x8
[  419.396629]  ? find_held_lock+0x36/0x1c0
[  419.400692]  ? lock_acquire+0x1ed/0x520
[  419.404661]  ? bpf_test_run+0x3cb/0x780
[  419.408630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.414162]  ? check_preemption_disabled+0x48/0x280
[  419.419199]  ? kasan_check_read+0x11/0x20
[  419.423343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.428615]  ? rcu_softirq_qs+0x20/0x20
[  419.432584]  ? preempt_schedule+0x4d/0x60
[  419.436725]  ? ___preempt_schedule+0x16/0x18
[  419.441137]  ? bpf_test_run+0x25d/0x780
[  419.445122]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.449526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.455059]  ? bpf_test_init.isra.10+0x70/0x100
[  419.459726]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  419.464486]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.469321]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.474851]  ? fput+0x130/0x1a0
[  419.478125]  ? __bpf_prog_get+0x9b/0x290
[  419.482205]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.487040]  ? bpf_prog_test_run+0x130/0x1a0
[  419.491449]  ? __x64_sys_bpf+0x3d8/0x520
[  419.495507]  ? bpf_prog_get+0x20/0x20
[  419.499322]  ? do_syscall_64+0x1b9/0x820
[  419.503376]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.509212]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.514140]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.519183]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.524198]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  419.530861]  ? __switch_to_asm+0x40/0x70
[  419.534915]  ? __switch_to_asm+0x34/0x70
[  419.538979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.543824]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.549210] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  419.549300] aoe: skb alloc failure
[  419.555785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.555789] Call Trace:
[  419.555796]  <IRQ>
[  419.555811]  dump_stack+0x244/0x39d
[  419.555829]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.559367] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.568696]  warn_alloc.cold.117+0xb7/0x1bd
[  419.571245] syz-executor0 cpuset=
[  419.573382]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.576980] syz0
[  419.582162]  ? lock_downgrade+0x900/0x900
[  419.592619]  mems_allowed=0
[  419.596931]  ? trace_hardirqs_off+0xb8/0x310
[  419.618593]  ? trace_hardirqs_off+0xb8/0x310
[  419.623005]  __alloc_pages_slowpath+0x2660/0x2d70
[  419.627867]  ? warn_alloc+0x120/0x120
[  419.631675]  ? warn_alloc+0x120/0x120
[  419.635478]  ? print_usage_bug+0xc0/0xc0
[  419.639533]  ? warn_alloc+0x120/0x120
[  419.643329]  ? print_usage_bug+0xc0/0xc0
[  419.647390]  ? __lock_acquire+0x62f/0x4c20
[  419.651623]  ? __lock_acquire+0x62f/0x4c20
[  419.655856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.661388]  ? should_fail+0x22d/0xd01
[  419.665269]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.670546]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.676181]  ? __lock_acquire+0x62f/0x4c20
[  419.680416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.685512]  ? __lock_acquire+0x62f/0x4c20
[  419.689740]  ? should_fail+0x22d/0xd01
[  419.693639]  ? rcu_irq_exit+0x1a2/0x390
[  419.697624]  ? mark_held_locks+0x130/0x130
[  419.701866]  ? mark_held_locks+0x130/0x130
[  419.706104]  ? mark_held_locks+0xc7/0x130
[  419.710247]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.715259]  ? zap_class+0x640/0x640
[  419.718968]  ? print_usage_bug+0xc0/0xc0
[  419.723029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.728562]  ? check_preemption_disabled+0x48/0x280
[  419.733592]  ? __lock_is_held+0xb5/0x140
[  419.737668]  __alloc_pages_nodemask+0xa80/0xde0
[  419.742330]  ? zap_class+0x640/0x640
[  419.746043]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  419.751066]  ? find_held_lock+0x36/0x1c0
[  419.755134]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.759806]  ? lock_downgrade+0x900/0x900
[  419.763955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.769491]  cache_grow_begin+0xa5/0x8c0
[  419.773545]  ? do_raw_spin_unlock+0xa7/0x330
[  419.777955]  fallback_alloc+0x204/0x2e0
[  419.781931]  ____cache_alloc_node+0x1c7/0x1e0
[  419.786425]  kmem_cache_alloc_node+0xe3/0x730
[  419.790917]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.795162]  __alloc_skb+0x119/0x770
[  419.798875]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.804154]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.808561]  ? lock_downgrade+0x900/0x900
[  419.812714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.818251]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.823699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.829151]  ? addrconf_rs_timer+0x690/0x690
[  419.833567]  ndisc_alloc_skb+0x144/0x340
[  419.837627]  ndisc_send_rs+0x331/0x6e0
[  419.841521]  addrconf_rs_timer+0x314/0x690
[  419.845757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.849999]  call_timer_fn+0x272/0x920
[  419.853878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.858110]  ? process_timeout+0x40/0x40
[  419.862181]  ? mark_held_locks+0xc7/0x130
[  419.866324]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.870814]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.875301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.879534]  ? lockdep_hardirqs_on+0x296/0x5b0
[  419.884111]  ? trace_hardirqs_on+0xbd/0x310
[  419.888438]  ? kasan_check_read+0x11/0x20
[  419.892581]  ? __run_timers+0x7da/0xc70
[  419.896550]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.901656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.905888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.910117]  __run_timers+0x7e5/0xc70
[  419.913917]  ? rcu_irq_exit+0x1a2/0x390
[  419.917905]  ? timer_fixup_init+0x70/0x70
[  419.922049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.927580]  ? check_preemption_disabled+0x48/0x280
[  419.932598]  ? mark_held_locks+0xc7/0x130
[  419.936738]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.941751]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.946529]  ? retint_kernel+0x2d/0x2d
[  419.950427]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.955355]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.960109]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.965564]  ? zap_class+0x640/0x640
[  419.969276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.974807]  ? check_preemption_disabled+0x48/0x280
[  419.979824]  ? __lock_is_held+0xb5/0x140
[  419.983881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.989420]  ? check_preemption_disabled+0x48/0x280
[  419.994433]  run_timer_softirq+0x52/0xb0
[  419.998505]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.003515]  __do_softirq+0x308/0xb7e
[  420.007317]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.011805]  ? lock_downgrade+0x900/0x900
[  420.015971]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.021076]  ? pvclock_read_flags+0x160/0x160
[  420.025657]  ? lapic_next_event+0x5a/0x90
[  420.029799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.035340]  ? kvm_clock_read+0x18/0x30
[  420.039309]  ? kvm_sched_clock_read+0x9/0x20
[  420.043711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.049243]  ? check_preemption_disabled+0x48/0x280
[  420.054265]  irq_exit+0x17f/0x1c0
[  420.057712]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.062546]  ? smp_reschedule_interrupt+0x109/0x650
[  420.067557]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.073436]  ? interrupt_entry+0xb5/0xc0
[  420.077490]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.082502]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.087517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.092354]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.097361]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.102370]  ? task_prio+0x50/0x50
[  420.105905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.111435]  ? check_preemption_disabled+0x48/0x280
[  420.116450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.121294]  apic_timer_interrupt+0xf/0x20
[  420.125516]  </IRQ>
[  420.127748] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  420.132935] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  420.151828] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  420.159552] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  420.166813] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  420.174074] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  420.181337] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  420.188598] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  420.195890]  retint_kernel+0x1b/0x2d
[  420.199597] RIP: 0010:dump_stack+0x358/0x39d
[  420.204003] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  420.222895] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  420.230596] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  420.237860] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  420.245128] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  420.252390] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  420.259656] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  420.266955]  ? dump_stack+0x34f/0x39d
[  420.270761]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.275959]  dump_header+0x27b/0xf72
[  420.279679]  ? mark_held_locks+0x130/0x130
[  420.283910]  ? pagefault_out_of_memory+0x197/0x197
[  420.288843]  ? __lock_acquire+0x62f/0x4c20
[  420.293074]  ? zap_class+0x640/0x640
[  420.296802]  ? percpu_ref_get_many+0x240/0x240
[  420.301470]  ? print_usage_bug+0xc0/0xc0
[  420.305527]  ? print_usage_bug+0xc0/0xc0
[  420.309588]  ? zap_class+0x640/0x640
[  420.313301]  ? print_usage_bug+0xc0/0xc0
[  420.317356]  ? print_usage_bug+0xc0/0xc0
[  420.321416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.326950]  ? find_held_lock+0x36/0x1c0
[  420.331015]  ? mark_held_locks+0xc7/0x130
[  420.335159]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.340261]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.345358]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  420.349935]  ? trace_hardirqs_on+0xbd/0x310
[  420.354248]  ? kasan_check_read+0x11/0x20
[  420.358391]  ? ___ratelimit+0x3b4/0x672
[  420.362360]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.367459]  ? trace_hardirqs_on+0x310/0x310
[  420.371863]  ? lock_downgrade+0x900/0x900
[  420.376018]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.381119]  ? ___ratelimit+0x3b9/0x672
[  420.385102]  ? idr_get_free+0xec0/0xec0
[  420.389074]  ? find_held_lock+0x36/0x1c0
[  420.393144]  oom_kill_process.cold.27+0x10/0x903
[  420.397895]  ? zap_class+0x640/0x640
[  420.401607]  ? check_preemption_disabled+0x48/0x280
[  420.406630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.411553]  ? kasan_check_read+0x11/0x20
[  420.415700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.420975]  ? oom_evaluate_task+0x540/0x540
[  420.425384]  ? find_held_lock+0x36/0x1c0
[  420.429445]  ? out_of_memory+0x974/0x1430
[  420.433587]  ? lock_downgrade+0x900/0x900
[  420.437735]  ? check_preemption_disabled+0x48/0x280
[  420.442752]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.447676]  ? kasan_check_read+0x11/0x20
[  420.451820]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.457099]  ? rcu_softirq_qs+0x20/0x20
[  420.461074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.466612]  ? oom_evaluate_task+0x302/0x540
[  420.471017]  out_of_memory+0xa84/0x1430
[  420.474993]  ? oom_killer_disable+0x3a0/0x3a0
[  420.479495]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  420.484420]  ? __mutex_add_waiter+0x2a0/0x2a0
[  420.488929]  __alloc_pages_slowpath+0x22d4/0x2d70
[  420.493793]  ? warn_alloc+0x120/0x120
[  420.497586]  ? rcu_softirq_qs+0x20/0x20
[  420.501593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.507130]  ? should_fail+0x22d/0xd01
[  420.511027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.516135]  ? zap_class+0x640/0x640
[  420.519867]  ? __lock_is_held+0xb5/0x140
[  420.523928]  ? mark_held_locks+0x130/0x130
[  420.528157]  ? lock_release+0xa00/0xa00
[  420.532129]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.537583]  ? __might_sleep+0x95/0x190
[  420.541561]  __alloc_pages_nodemask+0xa80/0xde0
[  420.546237]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  420.551252]  ? __page_cache_alloc+0x191/0x5c0
[  420.555739]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.560660]  ? kasan_check_read+0x11/0x20
[  420.564800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.570072]  ? zap_class+0x640/0x640
[  420.573792]  ? zap_class+0x640/0x640
[  420.577500]  ? zap_class+0x640/0x640
[  420.581211]  ? __do_page_cache_readahead+0x7ce/0x980
[  420.586312]  ? find_held_lock+0x36/0x1c0
[  420.590370]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  420.595906]  alloc_pages_current+0x173/0x350
[  420.600318]  __page_cache_alloc+0x38c/0x5c0
[  420.604652]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.609575]  ? kasan_check_read+0x11/0x20
[  420.613723]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.618995]  ? generic_perform_write+0x6a0/0x6a0
[  420.623744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.629275]  ? check_preemption_disabled+0x48/0x280
[  420.634292]  filemap_fault+0x1594/0x25f0
[  420.638358]  ? __lock_page_or_retry+0xa00/0xa00
[  420.643023]  ? mark_held_locks+0x130/0x130
[  420.647251]  ? rcu_softirq_qs+0x20/0x20
[  420.651235]  ? filemap_map_pages+0xe04/0x1990
[  420.655752]  ? __free_object+0x173/0x340
[  420.659809]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  420.664821]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.669920]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  420.674603]  ? debug_object_free+0x32d/0x690
[  420.679004]  ? kasan_check_read+0x11/0x20
[  420.683148]  ? debug_object_destroy+0x2b0/0x2b0
[  420.687816]  ? lock_pi_update_atomic+0x150/0x150
[  420.692565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.698102]  ? __hrtimer_init+0xdb/0x240
[  420.702167]  ? lock_acquire+0x1ed/0x520
[  420.706138]  ? ext4_filemap_fault+0x7a/0xad
[  420.710459]  ? lock_release+0xa00/0xa00
[  420.714425]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.719868]  ? print_usage_bug+0xc0/0xc0
[  420.723924]  ? print_usage_bug+0xc0/0xc0
[  420.727989]  ? down_read+0x8d/0x120
[  420.731697]  ? ext4_filemap_fault+0x7a/0xad
[  420.736014]  ? __down_interruptible+0x700/0x700
[  420.740689]  ext4_filemap_fault+0x82/0xad
[  420.744842]  __do_fault+0x100/0x6b0
[  420.748467]  ? pmd_devmap_trans_unstable+0x220/0x220
[  420.753565]  ? mark_held_locks+0x130/0x130
[  420.757796]  ? mark_held_locks+0x130/0x130
[  420.762023]  ? debug_smp_processor_id+0x1c/0x20
[  420.766685]  ? perf_trace_lock+0x14d/0x7a0
[  420.770923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.776460]  __handle_mm_fault+0x307c/0x5920
[  420.780873]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  420.785713]  ? lock_is_held_type+0x210/0x210
[  420.790135]  ? zap_class+0x640/0x640
[  420.793839]  ? zap_class+0x640/0x640
[  420.797545]  ? __x64_sys_futex+0x53e/0x6a0
[  420.801786]  ? find_held_lock+0x36/0x1c0
[  420.805850]  ? handle_mm_fault+0x42a/0xc70
[  420.810090]  ? lock_downgrade+0x900/0x900
[  420.814234]  ? check_preemption_disabled+0x48/0x280
[  420.819254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.824176]  ? kasan_check_read+0x11/0x20
[  420.828322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.833598]  ? rcu_softirq_qs+0x20/0x20
[  420.837573]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.842670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.848212]  ? check_preemption_disabled+0x48/0x280
[  420.853226]  handle_mm_fault+0x54f/0xc70
[  420.857291]  ? __handle_mm_fault+0x5920/0x5920
[  420.861890]  ? find_vma+0x34/0x190
[  420.865429]  __do_page_fault+0x5e8/0xe60
[  420.869484]  ? trace_hardirqs_off+0xb8/0x310
[  420.873885]  ? __ia32_sys_read+0xb0/0xb0
[  420.877947]  do_page_fault+0xf2/0x7e0
[  420.881744]  ? vmalloc_sync_all+0x30/0x30
[  420.885882]  ? error_entry+0x70/0xd0
[  420.889593]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.894606]  ? trace_hardirqs_on_caller+0xc0/0x310
[  420.899529]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.904454]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.909292]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.914300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.919753]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.924778]  ? page_fault+0x8/0x30
[  420.928315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.933158]  ? page_fault+0x8/0x30
[  420.936695]  page_fault+0x1e/0x30
[  420.940143] RIP: 0033:0x45ddf3
[  420.943349] Code: Bad RIP value.
[  420.946705] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  420.952070] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  420.959339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  420.966606] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  420.973885] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  420.981176] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  420.988461] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  420.988466] warn_alloc_show_mem: 1 callbacks suppressed
[  420.988472] Mem-Info:
[  420.995393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.000756] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  421.000756]  active_file:13 inactive_file:13 isolated_file:0
[  421.000756]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.000756]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  421.000756]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  421.000756]  free:13753 free_pcp:603 free_cma:0
[  421.003121] Call Trace:
[  421.012495] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.045501]  <IRQ>
[  421.048069] Node 0 
[  421.075633]  dump_stack+0x244/0x39d
[  421.077778] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  421.079982]  ? dump_stack_print_info.cold.1+0x20/0x20
[  421.083571] lowmem_reserve[]: 0
[  421.109082]  warn_alloc.cold.117+0xb7/0x1bd
[  421.114231]  2818 6321
[  421.117505]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.121815]  6321
[  421.124310]  ? lock_downgrade+0x900/0x900
[  421.129121] Node 0 
[  421.131175]  ? trace_hardirqs_off+0xb8/0x310
[  421.135315] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  421.137522]  ? trace_hardirqs_off+0xb8/0x310
[  421.141894] lowmem_reserve[]: 0
[  421.168864]  __alloc_pages_slowpath+0x2660/0x2d70
[  421.173239]  0
[  421.176546]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  421.181342]  3503 3503
[  421.183145]  ? warn_alloc+0x120/0x120
[  421.188912] Node 0 
[  421.191398]  ? __lock_acquire+0x62f/0x4c20
[  421.195194] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  421.197412]  ? __lock_acquire+0x62f/0x4c20
[  421.201615] lowmem_reserve[]:
[  421.230140]  ? warn_alloc+0x120/0x120
[  421.234343]  0 0
[  421.237447]  ? print_usage_bug+0xc0/0xc0
[  421.241210]  0 0
[  421.243192]  ? warn_alloc+0x120/0x120
[  421.247223] Node 0 
[  421.249190]  ? print_usage_bug+0xc0/0xc0
[  421.252969] DMA: 1*4kB 
[  421.255286]  ? mark_held_locks+0x130/0x130
[  421.259331] (U) 
[  421.261928]  ? mark_held_locks+0x130/0x130
[  421.266126] 0*8kB 0*16kB 
[  421.268099]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.272301] 1*32kB (U) 
[  421.275063]  ? should_fail+0x22d/0xd01
[  421.280570] 2*64kB 
[  421.283138]  ? zap_class+0x640/0x640
[  421.286990] (U) 1*128kB 
[  421.289248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.292926] (U) 1*256kB 
[  421.295592]  ? __lock_acquire+0x62f/0x4c20
[  421.300656] (U) 0*512kB 
[  421.303322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.307522] 1*1024kB (U) 
[  421.310183]  ? should_fail+0x22d/0xd01
[  421.315252] 1*2048kB (M) 
[  421.318008]  ? mark_held_locks+0x130/0x130
[  421.321869] 3*4096kB 
[  421.324614]  ? mark_held_locks+0x130/0x130
[  421.328817] (M) 
[  421.331233]  ? lock_downgrade+0x900/0x900
[  421.335433] = 15908kB
[  421.335440] Node 0 
[  421.337405]  ? zap_class+0x640/0x640
[  421.341519] DMA32: 5*4kB 
[  421.343923]  ? zap_class+0x640/0x640
[  421.346141] (UM) 
[  421.349837]  ? zap_class+0x640/0x640
[  421.352560] 1*8kB (H) 
[  421.356256]  ? do_raw_spin_unlock+0xa7/0x330
[  421.356270]  ? trace_hardirqs_on+0x310/0x310
[  421.358311] 2*16kB (M) 
[  421.362027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.364484] 3*32kB (M) 
[  421.368885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.373257] 3*64kB (MH) 
[  421.375837]  ? check_preemption_disabled+0x48/0x280
[  421.381343] 4*128kB 
[  421.383919]  ? __lock_is_held+0xb5/0x140
[  421.389415] (M) 5*256kB 
[  421.392086]  __alloc_pages_nodemask+0xa80/0xde0
[  421.397068] (UMH) 
[  421.399376]  ? zap_class+0x640/0x640
[  421.403405] 5*512kB (UMH) 
[  421.406070]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  421.410705] 4*1024kB (UMH) 
[  421.412868]  ? find_held_lock+0x36/0x1c0
[  421.416544] 2*2048kB (UM) 
[  421.419390]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.424367] 3*4096kB (M) 
[  421.427295]  ? lock_downgrade+0x900/0x900
[  421.431320] = 25180kB
[  421.431327] Node 0 
[  421.434168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.438802] Normal: 1917*4kB 
[  421.441569]  cache_grow_begin+0xa5/0x8c0
[  421.445680] (UME) 392*8kB 
[  421.448086]  ? do_raw_spin_unlock+0xa7/0x330
[  421.450295] (UME) 
[  421.455838]  fallback_alloc+0x204/0x2e0
[  421.458908] 105*16kB (UME) 
[  421.462972]  ____cache_alloc_node+0x1c7/0x1e0
[  421.465779] 43*32kB (UM) 
[  421.470182]  kmem_cache_alloc_node+0xe3/0x730
[  421.472297] 1*64kB (U) 
[  421.476266]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.479163] 0*128kB 0*256kB 
[  421.483656]  __alloc_skb+0x119/0x770
[  421.486376] 0*512kB 0*1024kB 
[  421.490867]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.493416] 0*2048kB 0*4096kB 
[  421.497992]  ? netdev_alloc_frag+0x1f0/0x1f0
[  421.500983] = 13924kB
[  421.500996] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.504703]  ? vprintk_default+0x28/0x30
[  421.507965] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.507969] 7036 total pagecache pages
[  421.507980] 0 pages in swap cache
[  421.507985] Swap cache stats: add 0, delete 0, find 0/0
[  421.507988] Free swap  = 0kB
[  421.507991] Total swap = 0kB
[  421.507994] 1965979 pages RAM
[  421.507997] 0 pages HighMem/MovableOnly
[  421.508007] 342867 pages reserved
[  421.508011] 0 pages cma reserved
[  421.508080] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.513396]  ? vprintk_func+0x85/0x181
[  421.513409]  ? printk+0xa7/0xcf
[  421.513424]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  421.516641] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.520990]  new_skb+0x26/0x1c0
[  421.523369] syz-fuzzer cpuset=
[  421.532189]  aoecmd_cfg+0x279/0x7f0
[  421.536218] /
[  421.544792]  ? find_held_lock+0x36/0x1c0
[  421.548658]  mems_allowed=0
[  421.552095]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  421.628824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.634365]  ? __lock_is_held+0xb5/0x140
[  421.638433]  discover_timer+0x50/0x60
[  421.642244]  call_timer_fn+0x272/0x920
[  421.646127]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.650962]  ? process_timeout+0x40/0x40
[  421.655037]  ? __run_timers+0x7da/0xc70
[  421.659020]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.663513]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.668015]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.672850]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.677636]  ? trace_hardirqs_on+0xbd/0x310
[  421.681951]  ? kasan_check_read+0x11/0x20
[  421.686095]  ? __run_timers+0x7da/0xc70
[  421.690074]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.695187]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.700027]  __run_timers+0x7e5/0xc70
[  421.703832]  ? timer_fixup_init+0x70/0x70
[  421.707975]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.713005]  ? zap_class+0x640/0x640
[  421.716718]  ? enqueue_hrtimer+0x1a5/0x560
[  421.720947]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.726137]  ? find_held_lock+0x36/0x1c0
[  421.730196]  ? zap_class+0x640/0x640
[  421.733911]  ? pvclock_read_flags+0x160/0x160
[  421.738404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.743935]  ? check_preemption_disabled+0x48/0x280
[  421.748951]  ? __lock_is_held+0xb5/0x140
[  421.753017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.758547]  ? check_preemption_disabled+0x48/0x280
[  421.763567]  run_timer_softirq+0x52/0xb0
[  421.767619]  ? rcu_read_lock_sched_held+0x14f/0x180
[  421.772629]  __do_softirq+0x308/0xb7e
[  421.776428]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.780914]  ? lock_downgrade+0x900/0x900
[  421.785059]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  421.790164]  ? pvclock_read_flags+0x160/0x160
[  421.794662]  ? lapic_next_event+0x5a/0x90
[  421.798804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.804363]  ? kvm_clock_read+0x18/0x30
[  421.808329]  ? kvm_sched_clock_read+0x9/0x20
[  421.812731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.818266]  ? check_preemption_disabled+0x48/0x280
[  421.823297]  irq_exit+0x17f/0x1c0
[  421.826743]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.831577]  ? smp_reschedule_interrupt+0x109/0x650
[  421.836599]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.842479]  ? interrupt_entry+0xb5/0xc0
[  421.846542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.851552]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.856565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.861403]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.866414]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.871424]  ? task_prio+0x50/0x50
[  421.874962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.880503]  ? check_preemption_disabled+0x48/0x280
[  421.885518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.890376]  apic_timer_interrupt+0xf/0x20
[  421.894607]  </IRQ>
[  421.896842] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  421.901766] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  421.920746] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  421.928451] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.935717] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  421.942995] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  421.950256] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  421.957522] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  421.964815]  skb_clone+0x1bb/0x500
[  421.968347]  ? finish_task_switch+0x2f4/0x910
[  421.972835]  ? skb_split+0x11e0/0x11e0
[  421.976716]  ? preempt_notifier_register+0x200/0x200
[  421.981811]  ? __switch_to_asm+0x34/0x70
[  421.985868]  ? __switch_to_asm+0x34/0x70
[  421.989929]  ? __switch_to_asm+0x40/0x70
[  421.994026]  ? __switch_to_asm+0x34/0x70
[  421.998091]  ? __switch_to_asm+0x40/0x70
[  422.002143]  ? __switch_to_asm+0x34/0x70
[  422.006195]  ? __switch_to_asm+0x40/0x70
[  422.010247]  ? __switch_to_asm+0x34/0x70
[  422.014304]  ? __switch_to_asm+0x34/0x70
[  422.018359]  ? __switch_to_asm+0x40/0x70
[  422.022440]  ? __switch_to_asm+0x34/0x70
[  422.026506]  bpf_clone_redirect+0xb9/0x490
[  422.030738]  ? __schedule+0x8d7/0x21d0
[  422.034626]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  422.039636]  ? __sched_text_start+0x8/0x8
[  422.043803]  ? find_held_lock+0x36/0x1c0
[  422.047865]  ? lock_acquire+0x1ed/0x520
[  422.051844]  ? bpf_test_run+0x3cb/0x780
[  422.055868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.061403]  ? check_preemption_disabled+0x48/0x280
[  422.066417]  ? kasan_check_read+0x11/0x20
[  422.070560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.075834]  ? rcu_softirq_qs+0x20/0x20
[  422.079802]  ? preempt_schedule+0x4d/0x60
[  422.083946]  ? ___preempt_schedule+0x16/0x18
[  422.088369]  ? bpf_test_run+0x25d/0x780
[  422.092347]  ? netlink_diag_dump+0x2a0/0x2a0
[  422.096752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.102317]  ? bpf_test_init.isra.10+0x70/0x100
[  422.107015]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  422.111774]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.116610]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.122142]  ? fput+0x130/0x1a0
[  422.125415]  ? __bpf_prog_get+0x9b/0x290
[  422.129473]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.134306]  ? bpf_prog_test_run+0x130/0x1a0
[  422.138710]  ? __x64_sys_bpf+0x3d8/0x520
[  422.142762]  ? bpf_prog_get+0x20/0x20
[  422.146572]  ? do_syscall_64+0x1b9/0x820
[  422.150627]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.156004]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.160934]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.165970]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.171013]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  422.177672]  ? __switch_to_asm+0x40/0x70
[  422.181725]  ? __switch_to_asm+0x34/0x70
[  422.185792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.190638]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.196011] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  422.196080] aoe: skb alloc failure
[  422.202586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.202592] Call Trace:
[  422.202597]  <IRQ>
[  422.202625]  dump_stack+0x244/0x39d
[  422.202643]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.206179] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.215504]  warn_alloc.cold.117+0xb7/0x1bd
[  422.218053] syz-executor0 cpuset=
[  422.220193]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.223788] syz0
[  422.228965]  ? lock_downgrade+0x900/0x900
[  422.228986]  ? trace_hardirqs_off+0xb8/0x310
[  422.239439]  mems_allowed=0
[  422.243769]  ? trace_hardirqs_off+0xb8/0x310
[  422.269807]  __alloc_pages_slowpath+0x2660/0x2d70
[  422.274669]  ? warn_alloc+0x120/0x120
[  422.278473]  ? warn_alloc+0x120/0x120
[  422.282269]  ? print_usage_bug+0xc0/0xc0
[  422.286323]  ? warn_alloc+0x120/0x120
[  422.290123]  ? print_usage_bug+0xc0/0xc0
[  422.294178]  ? __lock_acquire+0x62f/0x4c20
[  422.298409]  ? __lock_acquire+0x62f/0x4c20
[  422.302645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.308177]  ? should_fail+0x22d/0xd01
[  422.312063]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.317162]  ? __lock_acquire+0x62f/0x4c20
[  422.321412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.326509]  ? __lock_acquire+0x62f/0x4c20
[  422.330736]  ? should_fail+0x22d/0xd01
[  422.334616]  ? find_held_lock+0x36/0x1c0
[  422.338678]  ? mark_held_locks+0x130/0x130
[  422.342922]  ? mark_held_locks+0x130/0x130
[  422.347151]  ? zap_class+0x640/0x640
[  422.350857]  ? zap_class+0x640/0x640
[  422.354591]  ? print_usage_bug+0xc0/0xc0
[  422.358645]  ? do_raw_spin_unlock+0xa7/0x330
[  422.363045]  ? zap_class+0x640/0x640
[  422.366754]  ? print_usage_bug+0xc0/0xc0
[  422.370806]  ? wq_watchdog_touch+0x9c/0xfe
[  422.375045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.380577]  ? check_preemption_disabled+0x48/0x280
[  422.385595]  ? __lock_is_held+0xb5/0x140
[  422.389657]  __alloc_pages_nodemask+0xa80/0xde0
[  422.394317]  ? zap_class+0x640/0x640
[  422.398027]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  422.403045]  ? find_held_lock+0x36/0x1c0
[  422.407110]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.411777]  ? lock_downgrade+0x900/0x900
[  422.415925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.421470]  cache_grow_begin+0xa5/0x8c0
[  422.425523]  ? do_raw_spin_unlock+0xa7/0x330
[  422.429944]  fallback_alloc+0x204/0x2e0
[  422.433937]  ____cache_alloc_node+0x1c7/0x1e0
[  422.438453]  kmem_cache_alloc_node+0xe3/0x730
[  422.442948]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.447203]  __alloc_skb+0x119/0x770
[  422.450912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.456204]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.460604]  ? lock_downgrade+0x900/0x900
[  422.464753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.470289]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.475738]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.481199]  ? addrconf_rs_timer+0x690/0x690
[  422.485611]  ndisc_alloc_skb+0x144/0x340
[  422.489671]  ndisc_send_rs+0x331/0x6e0
[  422.493555]  addrconf_rs_timer+0x314/0x690
[  422.497790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.502032]  call_timer_fn+0x272/0x920
[  422.505915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.510154]  ? process_timeout+0x40/0x40
[  422.514234]  ? mark_held_locks+0xc7/0x130
[  422.518399]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.522891]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.527385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.531616]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.536193]  ? trace_hardirqs_on+0xbd/0x310
[  422.540512]  ? kasan_check_read+0x11/0x20
[  422.544653]  ? __run_timers+0x7da/0xc70
[  422.548626]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.553725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.557964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.562190]  __run_timers+0x7e5/0xc70
[  422.565985]  ? rcu_irq_exit+0x1a2/0x390
[  422.569965]  ? timer_fixup_init+0x70/0x70
[  422.574109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.579644]  ? check_preemption_disabled+0x48/0x280
[  422.584661]  ? mark_held_locks+0xc7/0x130
[  422.588803]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  422.593824]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.598580]  ? retint_kernel+0x2d/0x2d
[  422.602463]  ? trace_hardirqs_on_caller+0xc0/0x310
[  422.607398]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.612151]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.617596]  ? zap_class+0x640/0x640
[  422.621309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.626841]  ? check_preemption_disabled+0x48/0x280
[  422.631859]  ? __lock_is_held+0xb5/0x140
[  422.635925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.641459]  ? check_preemption_disabled+0x48/0x280
[  422.646474]  run_timer_softirq+0x52/0xb0
[  422.650531]  ? rcu_read_lock_sched_held+0x14f/0x180
[  422.655542]  __do_softirq+0x308/0xb7e
[  422.659349]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  422.663842]  ? lock_downgrade+0x900/0x900
[  422.667986]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  422.673094]  ? pvclock_read_flags+0x160/0x160
[  422.677588]  ? lapic_next_event+0x5a/0x90
[  422.681732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.687305]  ? kvm_clock_read+0x18/0x30
[  422.691272]  ? kvm_sched_clock_read+0x9/0x20
[  422.695680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.701211]  ? check_preemption_disabled+0x48/0x280
[  422.706232]  irq_exit+0x17f/0x1c0
[  422.709701]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.714555]  ? smp_reschedule_interrupt+0x109/0x650
[  422.719563]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.725445]  ? interrupt_entry+0xb5/0xc0
[  422.729500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.734507]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.739521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.744357]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.749365]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.754378]  ? task_prio+0x50/0x50
[  422.757922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.763455]  ? check_preemption_disabled+0x48/0x280
[  422.768470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.773312]  apic_timer_interrupt+0xf/0x20
[  422.777532]  </IRQ>
[  422.779763] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  422.784951] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  422.803846] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  422.811546] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  422.818809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  422.826071] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  422.833349] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  422.840610] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  422.847902]  retint_kernel+0x1b/0x2d
[  422.851610] RIP: 0010:dump_stack+0x358/0x39d
[  422.856008] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  422.874905] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  422.882608] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  422.889869] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  422.897134] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  422.904403] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  422.911664] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  422.918939]  ? dump_stack+0x34f/0x39d
[  422.922743]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.927941]  dump_header+0x27b/0xf72
[  422.931665]  ? mark_held_locks+0x130/0x130
[  422.935905]  ? pagefault_out_of_memory+0x197/0x197
[  422.940833]  ? __lock_acquire+0x62f/0x4c20
[  422.945065]  ? zap_class+0x640/0x640
[  422.948776]  ? percpu_ref_get_many+0x240/0x240
[  422.953364]  ? print_usage_bug+0xc0/0xc0
[  422.957422]  ? print_usage_bug+0xc0/0xc0
[  422.961495]  ? zap_class+0x640/0x640
[  422.965220]  ? print_usage_bug+0xc0/0xc0
[  422.969279]  ? print_usage_bug+0xc0/0xc0
[  422.973339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.978877]  ? find_held_lock+0x36/0x1c0
[  422.982949]  ? mark_held_locks+0xc7/0x130
[  422.987093]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.992189]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.997285]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  423.001862]  ? trace_hardirqs_on+0xbd/0x310
[  423.006182]  ? kasan_check_read+0x11/0x20
[  423.010326]  ? ___ratelimit+0x3b4/0x672
[  423.014297]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.019402]  ? trace_hardirqs_on+0x310/0x310
[  423.023805]  ? lock_downgrade+0x900/0x900
[  423.028041]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.033173]  ? ___ratelimit+0x3b9/0x672
[  423.037147]  ? idr_get_free+0xec0/0xec0
[  423.041130]  ? find_held_lock+0x36/0x1c0
[  423.045191]  oom_kill_process.cold.27+0x10/0x903
[  423.049942]  ? zap_class+0x640/0x640
[  423.053648]  ? check_preemption_disabled+0x48/0x280
[  423.058663]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.063583]  ? kasan_check_read+0x11/0x20
[  423.067725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.072997]  ? oom_evaluate_task+0x540/0x540
[  423.077417]  ? find_held_lock+0x36/0x1c0
[  423.081476]  ? out_of_memory+0x974/0x1430
[  423.085617]  ? lock_downgrade+0x900/0x900
[  423.089757]  ? check_preemption_disabled+0x48/0x280
[  423.094772]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.099711]  ? kasan_check_read+0x11/0x20
[  423.103857]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.109148]  ? rcu_softirq_qs+0x20/0x20
[  423.113135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.118664]  ? oom_evaluate_task+0x302/0x540
[  423.123072]  out_of_memory+0xa84/0x1430
[  423.127057]  ? oom_killer_disable+0x3a0/0x3a0
[  423.131546]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  423.136482]  ? __mutex_add_waiter+0x2a0/0x2a0
[  423.140993]  __alloc_pages_slowpath+0x22d4/0x2d70
[  423.145860]  ? warn_alloc+0x120/0x120
[  423.149660]  ? rcu_softirq_qs+0x20/0x20
[  423.153653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.159183]  ? should_fail+0x22d/0xd01
[  423.163073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.168172]  ? zap_class+0x640/0x640
[  423.171908]  ? __lock_is_held+0xb5/0x140
[  423.175970]  ? mark_held_locks+0x130/0x130
[  423.180203]  ? lock_release+0xa00/0xa00
[  423.184174]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.189629]  ? __might_sleep+0x95/0x190
[  423.193604]  __alloc_pages_nodemask+0xa80/0xde0
[  423.198277]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  423.203288]  ? __page_cache_alloc+0x191/0x5c0
[  423.207778]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.212698]  ? kasan_check_read+0x11/0x20
[  423.216841]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.222126]  ? zap_class+0x640/0x640
[  423.225845]  ? zap_class+0x640/0x640
[  423.229560]  ? zap_class+0x640/0x640
[  423.233284]  ? __do_page_cache_readahead+0x7ce/0x980
[  423.238388]  ? find_held_lock+0x36/0x1c0
[  423.242450]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  423.247990]  alloc_pages_current+0x173/0x350
[  423.252410]  __page_cache_alloc+0x38c/0x5c0
[  423.256724]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.261648]  ? kasan_check_read+0x11/0x20
[  423.265794]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.271067]  ? generic_perform_write+0x6a0/0x6a0
[  423.275817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.281347]  ? check_preemption_disabled+0x48/0x280
[  423.286371]  filemap_fault+0x1594/0x25f0
[  423.290446]  ? __lock_page_or_retry+0xa00/0xa00
[  423.295110]  ? mark_held_locks+0x130/0x130
[  423.299342]  ? rcu_softirq_qs+0x20/0x20
[  423.303326]  ? filemap_map_pages+0xe04/0x1990
[  423.307829]  ? __free_object+0x173/0x340
[  423.311890]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  423.316815]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.321911]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  423.326582]  ? debug_object_free+0x32d/0x690
[  423.330982]  ? kasan_check_read+0x11/0x20
[  423.335125]  ? debug_object_destroy+0x2b0/0x2b0
[  423.339794]  ? lock_pi_update_atomic+0x150/0x150
[  423.344544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.350073]  ? __hrtimer_init+0xdb/0x240
[  423.354142]  ? lock_acquire+0x1ed/0x520
[  423.358114]  ? ext4_filemap_fault+0x7a/0xad
[  423.362433]  ? lock_release+0xa00/0xa00
[  423.366397]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.371863]  ? print_usage_bug+0xc0/0xc0
[  423.375930]  ? print_usage_bug+0xc0/0xc0
[  423.379999]  ? down_read+0x8d/0x120
[  423.383619]  ? ext4_filemap_fault+0x7a/0xad
[  423.387939]  ? __down_interruptible+0x700/0x700
[  423.392610]  ext4_filemap_fault+0x82/0xad
[  423.396753]  __do_fault+0x100/0x6b0
[  423.400380]  ? pmd_devmap_trans_unstable+0x220/0x220
[  423.405483]  ? mark_held_locks+0x130/0x130
[  423.409717]  ? mark_held_locks+0x130/0x130
[  423.413947]  ? debug_smp_processor_id+0x1c/0x20
[  423.418605]  ? perf_trace_lock+0x14d/0x7a0
[  423.422840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.428385]  __handle_mm_fault+0x307c/0x5920
[  423.432795]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  423.437638]  ? lock_is_held_type+0x210/0x210
[  423.442064]  ? zap_class+0x640/0x640
[  423.445774]  ? zap_class+0x640/0x640
[  423.449483]  ? __x64_sys_futex+0x53e/0x6a0
[  423.453713]  ? find_held_lock+0x36/0x1c0
[  423.457781]  ? handle_mm_fault+0x42a/0xc70
[  423.462009]  ? lock_downgrade+0x900/0x900
[  423.466148]  ? check_preemption_disabled+0x48/0x280
[  423.471161]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.476087]  ? kasan_check_read+0x11/0x20
[  423.480233]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.485508]  ? rcu_softirq_qs+0x20/0x20
[  423.489478]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.494574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.500103]  ? check_preemption_disabled+0x48/0x280
[  423.505122]  handle_mm_fault+0x54f/0xc70
[  423.509460]  ? __handle_mm_fault+0x5920/0x5920
[  423.514041]  ? find_vma+0x34/0x190
[  423.517580]  __do_page_fault+0x5e8/0xe60
[  423.521636]  ? trace_hardirqs_off+0xb8/0x310
[  423.526038]  ? __ia32_sys_read+0xb0/0xb0
[  423.530102]  do_page_fault+0xf2/0x7e0
[  423.533898]  ? vmalloc_sync_all+0x30/0x30
[  423.538040]  ? error_entry+0x70/0xd0
[  423.541748]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.546760]  ? trace_hardirqs_on_caller+0xc0/0x310
[  423.551692]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.556616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.561456]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.566464]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.571916]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.576928]  ? page_fault+0x8/0x30
[  423.580725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.585562]  ? page_fault+0x8/0x30
[  423.589119]  page_fault+0x1e/0x30
[  423.592569] RIP: 0033:0x45ddf3
[  423.595771] Code: Bad RIP value.
[  423.599127] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  423.604484] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  423.611749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  423.619011] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  423.626292] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  423.633554] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  423.640843] warn_alloc_show_mem: 1 callbacks suppressed
[  423.640852] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  423.640853] Mem-Info:
[  423.640882] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  423.640882]  active_file:13 inactive_file:13 isolated_file:0
[  423.640882]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.640882]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  423.640882]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  423.640882]  free:13753 free_pcp:603 free_cma:0
[  423.646208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.646215] Call Trace:
[  423.653139] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.655525]  <IRQ>
[  423.689117] Node 0 
[  423.698467]  dump_stack+0x244/0x39d
[  423.701044] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.728600]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.730736] lowmem_reserve[]: 0
[  423.732976]  warn_alloc.cold.117+0xb7/0x1bd
[  423.736560]  2818 6321
[  423.762070]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.767223]  6321
[  423.770494]  ? lock_downgrade+0x900/0x900
[  423.774783] Node 0 
[  423.777274]  ? trace_hardirqs_off+0xb8/0x310
[  423.782123] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  423.784153]  ? trace_hardirqs_off+0xb8/0x310
[  423.788261] lowmem_reserve[]: 0
[  423.790497]  __alloc_pages_slowpath+0x2660/0x2d70
[  423.794874]  0
[  423.821962]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  423.826319]  3503 3503
[  423.829595]  ? warn_alloc+0x120/0x120
[  423.836191]  ? __lock_acquire+0x62f/0x4c20
[  423.841957] Node 0 
[  423.844440]  ? __lock_acquire+0x62f/0x4c20
[  423.848235] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  423.852429]  ? warn_alloc+0x120/0x120
[  423.854632] lowmem_reserve[]: 0
[  423.858869]  ? print_usage_bug+0xc0/0xc0
[  423.887372]  0 0
[  423.891163]  ? warn_alloc+0x120/0x120
[  423.894415]  0
[  423.898462]  ? print_usage_bug+0xc0/0xc0
[  423.900408] Node 0 
[  423.904297]  ? mark_held_locks+0x130/0x130
[  423.906065] DMA: 1*4kB 
[  423.910121]  ? mark_held_locks+0x130/0x130
[  423.912331] (U) 
[  423.916552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.919109] 0*8kB 
[  423.923327]  ? should_fail+0x22d/0xd01
[  423.923341]  ? zap_class+0x640/0x640
[  423.925288] 0*16kB 
[  423.930814]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.932934] 1*32kB (U) 
[  423.936827]  ? __lock_acquire+0x62f/0x4c20
[  423.940503] 2*64kB (U) 
[  423.942738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.947810] 1*128kB (U) 
[  423.950389]  ? should_fail+0x22d/0xd01
[  423.954592] 1*256kB (U) 
[  423.957175]  ? mark_held_locks+0x130/0x130
[  423.962252] 0*512kB 1*1024kB 
[  423.964918]  ? mark_held_locks+0x130/0x130
[  423.968776] (U) 
[  423.971433]  ? lock_downgrade+0x900/0x900
[  423.975641] 1*2048kB (M) 
[  423.978752]  ? zap_class+0x640/0x640
[  423.982960] 3*4096kB 
[  423.984921]  ? zap_class+0x640/0x640
[  423.989064] (M) 
[  423.991819]  ? zap_class+0x640/0x640
[  423.995491] = 15908kB
[  423.995498] Node 0 
[  423.997885]  ? do_raw_spin_unlock+0xa7/0x330
[  423.997900]  ? trace_hardirqs_on+0x310/0x310
[  424.001579] DMA32: 5*4kB 
[  424.003566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.007244] (UM) 1*8kB 
[  424.009649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.011863] (H) 
[  424.016260]  ? check_preemption_disabled+0x48/0x280
[  424.020633] 2*16kB (M) 
[  424.023394]  ? __lock_is_held+0xb5/0x140
[  424.028899] 3*32kB (M) 
[  424.031478]  __alloc_pages_nodemask+0xa80/0xde0
[  424.036978] 3*64kB (MH) 
[  424.038946]  ? zap_class+0x640/0x640
[  424.043927] 4*128kB (M) 
[  424.046509]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  424.050536] 5*256kB (UMH) 
[  424.053125]  ? find_held_lock+0x36/0x1c0
[  424.057761] 5*512kB (UMH) 
[  424.060430]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.064107] 4*1024kB (UMH) 
[  424.066772]  ? lock_downgrade+0x900/0x900
[  424.071753] 2*2048kB (UM) 
[  424.074600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.078621] 3*4096kB (M) 
[  424.081461]  cache_grow_begin+0xa5/0x8c0
[  424.086095] = 25180kB
[  424.086102] Node 0 
[  424.089020]  ? do_raw_spin_unlock+0xa7/0x330
[  424.093134] Normal: 1917*4kB 
[  424.095980]  fallback_alloc+0x204/0x2e0
[  424.101570] (UME) 
[  424.104321]  ____cache_alloc_node+0x1c7/0x1e0
[  424.108346] 392*8kB (UME) 
[  424.110753]  kmem_cache_alloc_node+0xe3/0x730
[  424.112954] 105*16kB (UME) 
[  424.117355]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.120429] 43*32kB (UM) 
[  424.124402]  __alloc_skb+0x119/0x770
[  424.126530] 1*64kB (U) 
[  424.131020]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.133833] 0*128kB 
[  424.138318]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.141222] 0*256kB 
[  424.145805]  ? vprintk_default+0x28/0x30
[  424.148526] 0*512kB 
[  424.152223]  ? vprintk_func+0x85/0x181
[  424.154776] 0*1024kB 0*2048kB 
[  424.160154]  ? printk+0xa7/0xcf
[  424.162448] 0*4096kB = 13924kB
[  424.166846]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  424.169150] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.173197]  new_skb+0x26/0x1c0
[  424.175498] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.179366]  aoecmd_cfg+0x279/0x7f0
[  424.182530] 7036 total pagecache pages
[  424.185806]  ? find_held_lock+0x36/0x1c0
[  424.188974] 0 pages in swap cache
[  424.193711]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  424.202520] Swap cache stats: add 0, delete 0, find 0/0
[  424.205797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.214334] Free swap  = 0kB
[  424.217950]  ? __lock_is_held+0xb5/0x140
[  424.221809] Total swap = 0kB
[  424.225865]  discover_timer+0x50/0x60
[  424.229285] 1965979 pages RAM
[  424.233592]  call_timer_fn+0x272/0x920
[  424.238921] 0 pages HighMem/MovableOnly
[  424.238928] 342867 pages reserved
[  424.244452]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.247438] 0 pages cma reserved
[  424.251483]  ? process_timeout+0x40/0x40
[  424.254532] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.258265]  ? __run_timers+0x7da/0xc70
[  424.261393] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.265214]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.269159] syz-fuzzer cpuset=
[  424.272597]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.277411] /
[  424.280756]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.280772]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.284817]  mems_allowed=0
[  424.291298]  ? trace_hardirqs_on+0xbd/0x310
[  424.291314]  ? kasan_check_read+0x11/0x20
[  424.340104]  ? __run_timers+0x7da/0xc70
[  424.344073]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.349179]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.354030]  __run_timers+0x7e5/0xc70
[  424.357835]  ? timer_fixup_init+0x70/0x70
[  424.361978]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.366988]  ? zap_class+0x640/0x640
[  424.370698]  ? enqueue_hrtimer+0x1a5/0x560
[  424.374930]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.380119]  ? find_held_lock+0x36/0x1c0
[  424.384191]  ? zap_class+0x640/0x640
[  424.387905]  ? pvclock_read_flags+0x160/0x160
[  424.392397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.397949]  ? check_preemption_disabled+0x48/0x280
[  424.402967]  ? __lock_is_held+0xb5/0x140
[  424.407024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.412553]  ? check_preemption_disabled+0x48/0x280
[  424.417566]  run_timer_softirq+0x52/0xb0
[  424.421620]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.426630]  __do_softirq+0x308/0xb7e
[  424.430447]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.434935]  ? lock_downgrade+0x900/0x900
[  424.439082]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.444186]  ? pvclock_read_flags+0x160/0x160
[  424.448677]  ? lapic_next_event+0x5a/0x90
[  424.452819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.458353]  ? kvm_clock_read+0x18/0x30
[  424.462322]  ? kvm_sched_clock_read+0x9/0x20
[  424.466729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.472259]  ? check_preemption_disabled+0x48/0x280
[  424.477277]  irq_exit+0x17f/0x1c0
[  424.480723]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.485555]  ? smp_reschedule_interrupt+0x109/0x650
[  424.490564]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.496450]  ? interrupt_entry+0xb5/0xc0
[  424.500505]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.505522]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.510533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.515368]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.520376]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.525402]  ? task_prio+0x50/0x50
[  424.528949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.534496]  ? check_preemption_disabled+0x48/0x280
[  424.539510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.544349]  apic_timer_interrupt+0xf/0x20
[  424.548585]  </IRQ>
[  424.550817] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  424.555740] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  424.574643] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  424.582349] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.589607] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  424.596870] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  424.604134] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  424.611415] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  424.618708]  skb_clone+0x1bb/0x500
[  424.622244]  ? finish_task_switch+0x2f4/0x910
[  424.626734]  ? skb_split+0x11e0/0x11e0
[  424.630626]  ? preempt_notifier_register+0x200/0x200
[  424.635719]  ? __switch_to_asm+0x34/0x70
[  424.639783]  ? __switch_to_asm+0x34/0x70
[  424.643842]  ? __switch_to_asm+0x40/0x70
[  424.647897]  ? __switch_to_asm+0x34/0x70
[  424.651955]  ? __switch_to_asm+0x40/0x70
[  424.656006]  ? __switch_to_asm+0x34/0x70
[  424.660059]  ? __switch_to_asm+0x40/0x70
[  424.664112]  ? __switch_to_asm+0x34/0x70
[  424.668173]  ? __switch_to_asm+0x34/0x70
[  424.672247]  ? __switch_to_asm+0x40/0x70
[  424.676299]  ? __switch_to_asm+0x34/0x70
[  424.680357]  bpf_clone_redirect+0xb9/0x490
[  424.684585]  ? __schedule+0x8d7/0x21d0
[  424.688481]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  424.693508]  ? __sched_text_start+0x8/0x8
[  424.697660]  ? find_held_lock+0x36/0x1c0
[  424.701734]  ? lock_acquire+0x1ed/0x520
[  424.705710]  ? bpf_test_run+0x3cb/0x780
[  424.709680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.715211]  ? check_preemption_disabled+0x48/0x280
[  424.720225]  ? kasan_check_read+0x11/0x20
[  424.724367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.729641]  ? rcu_softirq_qs+0x20/0x20
[  424.733609]  ? preempt_schedule+0x4d/0x60
[  424.737762]  ? ___preempt_schedule+0x16/0x18
[  424.742174]  ? bpf_test_run+0x25d/0x780
[  424.746173]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.750576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.756103]  ? bpf_test_init.isra.10+0x70/0x100
[  424.760782]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  424.765540]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.770377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.775910]  ? fput+0x130/0x1a0
[  424.779186]  ? __bpf_prog_get+0x9b/0x290
[  424.783242]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.788075]  ? bpf_prog_test_run+0x130/0x1a0
[  424.792478]  ? __x64_sys_bpf+0x3d8/0x520
[  424.796529]  ? bpf_prog_get+0x20/0x20
[  424.800337]  ? do_syscall_64+0x1b9/0x820
[  424.804396]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.809774]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.814698]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.819708]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.824726]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  424.831395]  ? __switch_to_asm+0x40/0x70
[  424.835448]  ? __switch_to_asm+0x34/0x70
[  424.839518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.844362]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.849745] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  424.849810] aoe: skb alloc failure
[  424.856318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.856323] Call Trace:
[  424.856328]  <IRQ>
[  424.856344]  dump_stack+0x244/0x39d
[  424.856362]  ? dump_stack_print_info.cold.1+0x20/0x20
[  424.859904] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.869231]  warn_alloc.cold.117+0xb7/0x1bd
[  424.871782] syz-executor0 cpuset=
[  424.873922]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.877520] syz0
[  424.882696]  ? lock_downgrade+0x900/0x900
[  424.893151]  mems_allowed=0
[  424.897460]  ? trace_hardirqs_off+0xb8/0x310
[  424.919089]  ? trace_hardirqs_off+0xb8/0x310
[  424.923498]  __alloc_pages_slowpath+0x2660/0x2d70
[  424.928376]  ? warn_alloc+0x120/0x120
[  424.932187]  ? warn_alloc+0x120/0x120
[  424.935983]  ? print_usage_bug+0xc0/0xc0
[  424.940038]  ? warn_alloc+0x120/0x120
[  424.943832]  ? print_usage_bug+0xc0/0xc0
[  424.947886]  ? __lock_acquire+0x62f/0x4c20
[  424.952112]  ? __lock_acquire+0x62f/0x4c20
[  424.956350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.961881]  ? should_fail+0x22d/0xd01
[  424.965766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.970865]  ? __lock_acquire+0x62f/0x4c20
[  424.975099]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.980195]  ? __lock_acquire+0x62f/0x4c20
[  424.984420]  ? should_fail+0x22d/0xd01
[  424.988299]  ? find_held_lock+0x36/0x1c0
[  424.992373]  ? mark_held_locks+0x130/0x130
[  424.996605]  ? mark_held_locks+0x130/0x130
[  425.000832]  ? zap_class+0x640/0x640
[  425.004541]  ? zap_class+0x640/0x640
[  425.008252]  ? print_usage_bug+0xc0/0xc0
[  425.012303]  ? do_raw_spin_unlock+0xa7/0x330
[  425.016705]  ? zap_class+0x640/0x640
[  425.020416]  ? print_usage_bug+0xc0/0xc0
[  425.024471]  ? wq_watchdog_touch+0x9c/0xfe
[  425.028705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.034248]  ? check_preemption_disabled+0x48/0x280
[  425.039271]  ? __lock_is_held+0xb5/0x140
[  425.043331]  __alloc_pages_nodemask+0xa80/0xde0
[  425.047997]  ? zap_class+0x640/0x640
[  425.051706]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  425.056741]  ? find_held_lock+0x36/0x1c0
[  425.060806]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.065471]  ? lock_downgrade+0x900/0x900
[  425.069624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.075167]  cache_grow_begin+0xa5/0x8c0
[  425.079228]  ? do_raw_spin_unlock+0xa7/0x330
[  425.083638]  fallback_alloc+0x204/0x2e0
[  425.087612]  ____cache_alloc_node+0x1c7/0x1e0
[  425.092107]  kmem_cache_alloc_node+0xe3/0x730
[  425.096601]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.100842]  __alloc_skb+0x119/0x770
[  425.104551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.109825]  ? netdev_alloc_frag+0x1f0/0x1f0
[  425.114233]  ? lock_downgrade+0x900/0x900
[  425.118382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.123914]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.129366]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.134812]  ? addrconf_rs_timer+0x690/0x690
[  425.139232]  ndisc_alloc_skb+0x144/0x340
[  425.143292]  ndisc_send_rs+0x331/0x6e0
[  425.147184]  addrconf_rs_timer+0x314/0x690
[  425.151421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.155660]  call_timer_fn+0x272/0x920
[  425.159541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.163770]  ? process_timeout+0x40/0x40
[  425.167830]  ? mark_held_locks+0xc7/0x130
[  425.171973]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.176463]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.180947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.185177]  ? lockdep_hardirqs_on+0x296/0x5b0
[  425.189755]  ? trace_hardirqs_on+0xbd/0x310
[  425.194073]  ? kasan_check_read+0x11/0x20
[  425.198220]  ? __run_timers+0x7da/0xc70
[  425.202189]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.207299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.211528]  __run_timers+0x7e5/0xc70
[  425.215338]  ? rcu_irq_exit+0x1a2/0x390
[  425.219314]  ? timer_fixup_init+0x70/0x70
[  425.223453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.228985]  ? check_preemption_disabled+0x48/0x280
[  425.234003]  ? mark_held_locks+0xc7/0x130
[  425.238145]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  425.243160]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.247912]  ? retint_kernel+0x2d/0x2d
[  425.251790]  ? trace_hardirqs_on_caller+0xc0/0x310
[  425.256718]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.261470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.266915]  ? zap_class+0x640/0x640
[  425.270626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.276159]  ? check_preemption_disabled+0x48/0x280
[  425.281178]  ? __lock_is_held+0xb5/0x140
[  425.285242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.290771]  ? check_preemption_disabled+0x48/0x280
[  425.295786]  run_timer_softirq+0x52/0xb0
[  425.299843]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.304850]  __do_softirq+0x308/0xb7e
[  425.308740]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.313231]  ? lock_downgrade+0x900/0x900
[  425.317377]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.322479]  ? pvclock_read_flags+0x160/0x160
[  425.326970]  ? lapic_next_event+0x5a/0x90
[  425.331119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.336663]  ? kvm_clock_read+0x18/0x30
[  425.340728]  ? kvm_sched_clock_read+0x9/0x20
[  425.345146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.350676]  ? check_preemption_disabled+0x48/0x280
[  425.355707]  irq_exit+0x17f/0x1c0
[  425.359153]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.363990]  ? smp_reschedule_interrupt+0x109/0x650
[  425.369003]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.374883]  ? interrupt_entry+0xb5/0xc0
[  425.378939]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.383946]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.388967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.393802]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.398826]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.403836]  ? task_prio+0x50/0x50
[  425.407372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.412902]  ? check_preemption_disabled+0x48/0x280
[  425.417921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.422763]  apic_timer_interrupt+0xf/0x20
[  425.426992]  </IRQ>
[  425.429226] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  425.434413] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  425.453304] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  425.461007] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  425.468268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  425.475529] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  425.482798] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  425.490062] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  425.497346]  retint_kernel+0x1b/0x2d
[  425.501054] RIP: 0010:dump_stack+0x358/0x39d
[  425.505455] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  425.524658] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  425.532368] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  425.539631] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  425.546891] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  425.554155] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  425.561439] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  425.568724]  ? dump_stack+0x34f/0x39d
[  425.572534]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.577727]  dump_header+0x27b/0xf72
[  425.581443]  ? mark_held_locks+0x130/0x130
[  425.585681]  ? pagefault_out_of_memory+0x197/0x197
[  425.590631]  ? __lock_acquire+0x62f/0x4c20
[  425.594858]  ? zap_class+0x640/0x640
[  425.598567]  ? percpu_ref_get_many+0x240/0x240
[  425.603144]  ? print_usage_bug+0xc0/0xc0
[  425.607201]  ? print_usage_bug+0xc0/0xc0
[  425.611263]  ? zap_class+0x640/0x640
[  425.614973]  ? print_usage_bug+0xc0/0xc0
[  425.619042]  ? print_usage_bug+0xc0/0xc0
[  425.623108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.628640]  ? find_held_lock+0x36/0x1c0
[  425.632713]  ? mark_held_locks+0xc7/0x130
[  425.636858]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.641957]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.647053]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  425.651630]  ? trace_hardirqs_on+0xbd/0x310
[  425.655947]  ? kasan_check_read+0x11/0x20
[  425.660099]  ? ___ratelimit+0x3b4/0x672
[  425.664084]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.669184]  ? trace_hardirqs_on+0x310/0x310
[  425.673588]  ? lock_downgrade+0x900/0x900
[  425.678261]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.683364]  ? ___ratelimit+0x3b9/0x672
[  425.687332]  ? idr_get_free+0xec0/0xec0
[  425.691304]  ? find_held_lock+0x36/0x1c0
[  425.695371]  oom_kill_process.cold.27+0x10/0x903
[  425.700121]  ? zap_class+0x640/0x640
[  425.703827]  ? check_preemption_disabled+0x48/0x280
[  425.708858]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.713781]  ? kasan_check_read+0x11/0x20
[  425.717939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.723215]  ? oom_evaluate_task+0x540/0x540
[  425.727620]  ? find_held_lock+0x36/0x1c0
[  425.731688]  ? out_of_memory+0x974/0x1430
[  425.735833]  ? lock_downgrade+0x900/0x900
[  425.739978]  ? check_preemption_disabled+0x48/0x280
[  425.744991]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.749914]  ? kasan_check_read+0x11/0x20
[  425.754061]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.759334]  ? rcu_softirq_qs+0x20/0x20
[  425.763313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.768859]  ? oom_evaluate_task+0x302/0x540
[  425.773266]  out_of_memory+0xa84/0x1430
[  425.777248]  ? oom_killer_disable+0x3a0/0x3a0
[  425.781741]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  425.786675]  ? __mutex_add_waiter+0x2a0/0x2a0
[  425.791181]  __alloc_pages_slowpath+0x22d4/0x2d70
[  425.796046]  ? warn_alloc+0x120/0x120
[  425.799838]  ? rcu_softirq_qs+0x20/0x20
[  425.803832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.809362]  ? should_fail+0x22d/0xd01
[  425.813247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.818371]  ? zap_class+0x640/0x640
[  425.822105]  ? __lock_is_held+0xb5/0x140
[  425.826174]  ? mark_held_locks+0x130/0x130
[  425.830408]  ? lock_release+0xa00/0xa00
[  425.834377]  ? perf_trace_sched_process_exec+0x860/0x860
[  425.839824]  ? __might_sleep+0x95/0x190
[  425.843811]  __alloc_pages_nodemask+0xa80/0xde0
[  425.848498]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  425.853510]  ? __page_cache_alloc+0x191/0x5c0
[  425.858001]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.862925]  ? kasan_check_read+0x11/0x20
[  425.867068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.872352]  ? zap_class+0x640/0x640
[  425.876065]  ? zap_class+0x640/0x640
[  425.879784]  ? zap_class+0x640/0x640
[  425.883489]  ? __do_page_cache_readahead+0x7ce/0x980
[  425.888589]  ? find_held_lock+0x36/0x1c0
[  425.892646]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  425.898190]  alloc_pages_current+0x173/0x350
[  425.902595]  __page_cache_alloc+0x38c/0x5c0
[  425.906910]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.911835]  ? kasan_check_read+0x11/0x20
[  425.915981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.921265]  ? generic_perform_write+0x6a0/0x6a0
[  425.926012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.931541]  ? check_preemption_disabled+0x48/0x280
[  425.936563]  filemap_fault+0x1594/0x25f0
[  425.940630]  ? __lock_page_or_retry+0xa00/0xa00
[  425.945313]  ? mark_held_locks+0x130/0x130
[  425.949544]  ? rcu_softirq_qs+0x20/0x20
[  425.953534]  ? filemap_map_pages+0xe04/0x1990
[  425.958035]  ? __free_object+0x173/0x340
[  425.962093]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  425.967017]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.972113]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  425.976788]  ? debug_object_free+0x32d/0x690
[  425.981191]  ? kasan_check_read+0x11/0x20
[  425.985342]  ? debug_object_destroy+0x2b0/0x2b0
[  425.990002]  ? lock_pi_update_atomic+0x150/0x150
[  425.994768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.000294]  ? __hrtimer_init+0xdb/0x240
[  426.004363]  ? lock_acquire+0x1ed/0x520
[  426.008331]  ? ext4_filemap_fault+0x7a/0xad
[  426.012667]  ? lock_release+0xa00/0xa00
[  426.016634]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.022089]  ? print_usage_bug+0xc0/0xc0
[  426.026150]  ? print_usage_bug+0xc0/0xc0
[  426.030224]  ? down_read+0x8d/0x120
[  426.033842]  ? ext4_filemap_fault+0x7a/0xad
[  426.038170]  ? __down_interruptible+0x700/0x700
[  426.042844]  ext4_filemap_fault+0x82/0xad
[  426.046989]  __do_fault+0x100/0x6b0
[  426.050618]  ? pmd_devmap_trans_unstable+0x220/0x220
[  426.055728]  ? mark_held_locks+0x130/0x130
[  426.059962]  ? mark_held_locks+0x130/0x130
[  426.064207]  ? debug_smp_processor_id+0x1c/0x20
[  426.068870]  ? perf_trace_lock+0x14d/0x7a0
[  426.073107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.078653]  __handle_mm_fault+0x307c/0x5920
[  426.083084]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  426.087921]  ? lock_is_held_type+0x210/0x210
[  426.092349]  ? zap_class+0x640/0x640
[  426.096063]  ? zap_class+0x640/0x640
[  426.099770]  ? __x64_sys_futex+0x53e/0x6a0
[  426.104003]  ? find_held_lock+0x36/0x1c0
[  426.108087]  ? handle_mm_fault+0x42a/0xc70
[  426.112325]  ? lock_downgrade+0x900/0x900
[  426.116464]  ? check_preemption_disabled+0x48/0x280
[  426.121477]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.126400]  ? kasan_check_read+0x11/0x20
[  426.130546]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.135817]  ? rcu_softirq_qs+0x20/0x20
[  426.139783]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.144880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.150423]  ? check_preemption_disabled+0x48/0x280
[  426.155439]  handle_mm_fault+0x54f/0xc70
[  426.159499]  ? __handle_mm_fault+0x5920/0x5920
[  426.164080]  ? find_vma+0x34/0x190
[  426.167615]  __do_page_fault+0x5e8/0xe60
[  426.171669]  ? trace_hardirqs_off+0xb8/0x310
[  426.176090]  ? __ia32_sys_read+0xb0/0xb0
[  426.180174]  do_page_fault+0xf2/0x7e0
[  426.183968]  ? vmalloc_sync_all+0x30/0x30
[  426.188124]  ? error_entry+0x70/0xd0
[  426.191836]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.196847]  ? trace_hardirqs_on_caller+0xc0/0x310
[  426.201772]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.206697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.211533]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.216543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.221989]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.226996]  ? page_fault+0x8/0x30
[  426.230549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.235387]  ? page_fault+0x8/0x30
[  426.238919]  page_fault+0x1e/0x30
[  426.242389] RIP: 0033:0x45ddf3
[  426.245601] Code: Bad RIP value.
[  426.248961] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  426.254317] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  426.261667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  426.268928] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  426.276274] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  426.283534] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  426.290813] warn_alloc_show_mem: 1 callbacks suppressed
[  426.290822] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  426.290824] Mem-Info:
[  426.290854] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  426.290854]  active_file:13 inactive_file:13 isolated_file:0
[  426.290854]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.290854]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  426.290854]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  426.290854]  free:13753 free_pcp:603 free_cma:0
[  426.296184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.296191] Call Trace:
[  426.303116] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.305510]  <IRQ>
[  426.338535] Node 0 
[  426.347877]  dump_stack+0x244/0x39d
[  426.350452] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.378015]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.380164] lowmem_reserve[]: 0
[  426.382399]  warn_alloc.cold.117+0xb7/0x1bd
[  426.385991]  2818
[  426.411476]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.416638]  6321
[  426.419903]  ? lock_downgrade+0x900/0x900
[  426.424190]  6321
[  426.426250]  ? trace_hardirqs_off+0xb8/0x310
[  426.431057] Node 0 
[  426.433108]  ? trace_hardirqs_off+0xb8/0x310
[  426.437246] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  426.439293]  __alloc_pages_slowpath+0x2660/0x2d70
[  426.443669] lowmem_reserve[]:
[  426.445910]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  426.450269]  0 0
[  426.477239]  ? warn_alloc+0x120/0x120
[  426.482047]  3503 3503
[  426.485161]  ? __lock_acquire+0x62f/0x4c20
[  426.492887]  ? __lock_acquire+0x62f/0x4c20
[  426.496657] Node 0 
[  426.499141]  ? warn_alloc+0x120/0x120
[  426.503368] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  426.507577]  ? print_usage_bug+0xc0/0xc0
[  426.509777] lowmem_reserve[]: 0
[  426.513566]  ? warn_alloc+0x120/0x120
[  426.542070]  0
[  426.546120]  ? print_usage_bug+0xc0/0xc0
[  426.549367]  0 0
[  426.553160]  ? mark_held_locks+0x130/0x130
[  426.554933] Node 0 
[  426.558974]  ? mark_held_locks+0x130/0x130
[  426.560935] DMA: 1*4kB 
[  426.565165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.567368] (U) 
[  426.571614]  ? should_fail+0x22d/0xd01
[  426.574161] 0*8kB 0*16kB 
[  426.579684]  ? zap_class+0x640/0x640
[  426.581633] 1*32kB 
[  426.585505]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.588233] (U) 
[  426.591933]  ? __lock_acquire+0x62f/0x4c20
[  426.594141] 2*64kB (U) 
[  426.599235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.601178] 1*128kB (U) 
[  426.605410]  ? should_fail+0x22d/0xd01
[  426.607961] 1*256kB (U) 
[  426.613060]  ? mark_held_locks+0x130/0x130
[  426.615693] 0*512kB 1*1024kB 
[  426.619574]  ? mark_held_locks+0x130/0x130
[  426.622215] (U) 
[  426.626435]  ? lock_downgrade+0x900/0x900
[  426.629504] 1*2048kB (M) 
[  426.633727]  ? zap_class+0x640/0x640
[  426.635676] 3*4096kB 
[  426.639805]  ? zap_class+0x640/0x640
[  426.642529] (M) = 15908kB
[  426.646246]  ? zap_class+0x640/0x640
[  426.648626] Node 0 
[  426.652322]  ? do_raw_spin_unlock+0xa7/0x330
[  426.655046] DMA32: 5*4kB 
[  426.658750]  ? trace_hardirqs_on+0x310/0x310
[  426.660959] (UM) 
[  426.665352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.668101] 1*8kB 
[  426.672503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.674537] (H) 
[  426.680060]  ? check_preemption_disabled+0x48/0x280
[  426.682179] 2*16kB (M) 
[  426.687714]  ? __lock_is_held+0xb5/0x140
[  426.689659] 3*32kB 
[  426.694664]  __alloc_pages_nodemask+0xa80/0xde0
[  426.697216] (M) 
[  426.701258]  ? zap_class+0x640/0x640
[  426.703465] 3*64kB 
[  426.708135]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  426.710084] (MH) 
[  426.713786]  ? find_held_lock+0x36/0x1c0
[  426.715985] 4*128kB (M) 
[  426.720993]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.723019] 5*256kB (UMH) 
[  426.727069]  ? lock_downgrade+0x900/0x900
[  426.729727] 5*512kB 
[  426.734383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.737198] (UMH) 
[  426.741334]  cache_grow_begin+0xa5/0x8c0
[  426.743628] 4*1024kB 
[  426.749144]  ? do_raw_spin_unlock+0xa7/0x330
[  426.751262] (UMH) 2*2048kB 
[  426.755335]  fallback_alloc+0x204/0x2e0
[  426.757707] (UM) 3*4096kB 
[  426.762113]  ____cache_alloc_node+0x1c7/0x1e0
[  426.765011] (M) 
[  426.768971]  kmem_cache_alloc_node+0xe3/0x730
[  426.771784] = 25180kB
[  426.771791] Node 0 
[  426.776273]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.778219] Normal: 1917*4kB 
[  426.782709]  __alloc_skb+0x119/0x770
[  426.785205] (UME) 
[  426.787431]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.791982] 392*8kB 
[  426.795071]  ? netdev_alloc_frag+0x1f0/0x1f0
[  426.798764] (UME) 
[  426.800905]  ? vprintk_default+0x28/0x30
[  426.806238] 105*16kB 
[  426.808548]  ? vprintk_func+0x85/0x181
[  426.812927] (UME) 
[  426.815069]  ? printk+0xa7/0xcf
[  426.819099] 43*32kB (UM) 
[  426.821503]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  426.825354] 1*64kB (U) 
[  426.827502]  new_skb+0x26/0x1c0
[  426.830761] 0*128kB 0*256kB 
[  426.833512]  aoecmd_cfg+0x279/0x7f0
[  426.838231] 0*512kB 0*1024kB 
[  426.840808]  ? find_held_lock+0x36/0x1c0
[  426.844055] 0*2048kB 
[  426.847061]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  426.850655] 0*4096kB = 13924kB
[  426.853755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.857790] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.860185]  ? __lock_is_held+0xb5/0x140
[  426.864476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.867657]  discover_timer+0x50/0x60
[  426.873164] 7036 total pagecache pages
[  426.881982]  call_timer_fn+0x272/0x920
[  426.886033] 0 pages in swap cache
[  426.894592]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  426.898366] Swap cache stats: add 0, delete 0, find 0/0
[  426.902247]  ? process_timeout+0x40/0x40
[  426.906105] Free swap  = 0kB
[  426.909643]  ? __run_timers+0x7da/0xc70
[  426.914448] Total swap = 0kB
[  426.914455] 1965979 pages RAM
[  426.919804]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.923845] 0 pages HighMem/MovableOnly
[  426.926851]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.930788] 342867 pages reserved
[  426.930795] 0 pages cma reserved
[  426.933798]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  426.936952] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.941360]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.945386] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.949789]  ? trace_hardirqs_on+0xbd/0x310
[  426.953213] syz-fuzzer cpuset=
[  426.956561]  ? kasan_check_read+0x11/0x20
[  426.956602]  ? __run_timers+0x7da/0xc70
[  426.961413] /
[  426.967891]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.972444]  mems_allowed=0
[  426.982661]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  427.012717]  __run_timers+0x7e5/0xc70
[  427.016519]  ? timer_fixup_init+0x70/0x70
[  427.020660]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  427.025682]  ? zap_class+0x640/0x640
[  427.029392]  ? enqueue_hrtimer+0x1a5/0x560
[  427.033621]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  427.038809]  ? find_held_lock+0x36/0x1c0
[  427.042879]  ? zap_class+0x640/0x640
[  427.046593]  ? pvclock_read_flags+0x160/0x160
[  427.051086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.056615]  ? check_preemption_disabled+0x48/0x280
[  427.061633]  ? __lock_is_held+0xb5/0x140
[  427.065686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.071226]  ? check_preemption_disabled+0x48/0x280
[  427.076245]  run_timer_softirq+0x52/0xb0
[  427.080299]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.085308]  __do_softirq+0x308/0xb7e
[  427.089106]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.093594]  ? lock_downgrade+0x900/0x900
[  427.097741]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.102856]  ? pvclock_read_flags+0x160/0x160
[  427.107355]  ? lapic_next_event+0x5a/0x90
[  427.111514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.117057]  ? kvm_clock_read+0x18/0x30
[  427.121020]  ? kvm_sched_clock_read+0x9/0x20
[  427.125419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.130950]  ? check_preemption_disabled+0x48/0x280
[  427.135968]  irq_exit+0x17f/0x1c0
[  427.139410]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.144240]  ? smp_reschedule_interrupt+0x109/0x650
[  427.149256]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.155134]  ? interrupt_entry+0xb5/0xc0
[  427.159190]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.164196]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.169293]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.174143]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.179152]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.184163]  ? task_prio+0x50/0x50
[  427.187702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.193235]  ? check_preemption_disabled+0x48/0x280
[  427.198249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.203109]  apic_timer_interrupt+0xf/0x20
[  427.207330]  </IRQ>
[  427.209571] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  427.214496] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  427.233387] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  427.241111] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.248381] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  427.255641] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  427.262911] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  427.270257] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  427.277566]  skb_clone+0x1bb/0x500
[  427.281109]  ? finish_task_switch+0x2f4/0x910
[  427.285599]  ? skb_split+0x11e0/0x11e0
[  427.289482]  ? preempt_notifier_register+0x200/0x200
[  427.294589]  ? __switch_to_asm+0x34/0x70
[  427.298642]  ? __switch_to_asm+0x34/0x70
[  427.302783]  ? __switch_to_asm+0x40/0x70
[  427.306864]  ? __switch_to_asm+0x34/0x70
[  427.310929]  ? __switch_to_asm+0x40/0x70
[  427.314981]  ? __switch_to_asm+0x34/0x70
[  427.319035]  ? __switch_to_asm+0x40/0x70
[  427.323087]  ? __switch_to_asm+0x34/0x70
[  427.327142]  ? __switch_to_asm+0x34/0x70
[  427.331191]  ? __switch_to_asm+0x40/0x70
[  427.335242]  ? __switch_to_asm+0x34/0x70
[  427.339297]  bpf_clone_redirect+0xb9/0x490
[  427.343553]  ? __schedule+0x8d7/0x21d0
[  427.347438]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  427.352448]  ? __sched_text_start+0x8/0x8
[  427.356597]  ? find_held_lock+0x36/0x1c0
[  427.360667]  ? lock_acquire+0x1ed/0x520
[  427.364635]  ? bpf_test_run+0x3cb/0x780
[  427.368695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.374224]  ? check_preemption_disabled+0x48/0x280
[  427.379238]  ? kasan_check_read+0x11/0x20
[  427.383379]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.388654]  ? rcu_softirq_qs+0x20/0x20
[  427.392625]  ? preempt_schedule+0x4d/0x60
[  427.396770]  ? ___preempt_schedule+0x16/0x18
[  427.401179]  ? bpf_test_run+0x25d/0x780
[  427.405156]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.409561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.415103]  ? bpf_test_init.isra.10+0x70/0x100
[  427.419769]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  427.424542]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.429377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.434905]  ? fput+0x130/0x1a0
[  427.438178]  ? __bpf_prog_get+0x9b/0x290
[  427.442234]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.447084]  ? bpf_prog_test_run+0x130/0x1a0
[  427.451487]  ? __x64_sys_bpf+0x3d8/0x520
[  427.455550]  ? bpf_prog_get+0x20/0x20
[  427.459362]  ? do_syscall_64+0x1b9/0x820
[  427.463421]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.468778]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.473707]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.478723]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.483749]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  427.490407]  ? __switch_to_asm+0x40/0x70
[  427.494457]  ? __switch_to_asm+0x34/0x70
[  427.498517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.503371]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.509274] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  427.509350] aoe: skb alloc failure
[  427.515843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.515848] Call Trace:
[  427.515853]  <IRQ>
[  427.515869]  dump_stack+0x244/0x39d
[  427.515887]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.519419] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.528768]  warn_alloc.cold.117+0xb7/0x1bd
[  427.531320] syz-executor0 cpuset=
[  427.533454]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.537048] syz0
[  427.542235]  ? lock_downgrade+0x900/0x900
[  427.552691]  mems_allowed=0
[  427.556997]  ? trace_hardirqs_off+0xb8/0x310
[  427.578641]  ? trace_hardirqs_off+0xb8/0x310
[  427.583077]  __alloc_pages_slowpath+0x2660/0x2d70
[  427.587942]  ? warn_alloc+0x120/0x120
[  427.591744]  ? warn_alloc+0x120/0x120
[  427.595556]  ? print_usage_bug+0xc0/0xc0
[  427.599611]  ? warn_alloc+0x120/0x120
[  427.603422]  ? print_usage_bug+0xc0/0xc0
[  427.607492]  ? __lock_acquire+0x62f/0x4c20
[  427.611726]  ? __lock_acquire+0x62f/0x4c20
[  427.615959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.621498]  ? should_fail+0x22d/0xd01
[  427.625385]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.630657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.635761]  ? __lock_acquire+0x62f/0x4c20
[  427.639994]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.645095]  ? __lock_acquire+0x62f/0x4c20
[  427.649332]  ? should_fail+0x22d/0xd01
[  427.653212]  ? rcu_irq_exit+0x1a2/0x390
[  427.657190]  ? mark_held_locks+0x130/0x130
[  427.661440]  ? mark_held_locks+0x130/0x130
[  427.665674]  ? mark_held_locks+0xc7/0x130
[  427.669814]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.674826]  ? zap_class+0x640/0x640
[  427.679058]  ? print_usage_bug+0xc0/0xc0
[  427.683116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.688645]  ? check_preemption_disabled+0x48/0x280
[  427.693663]  ? __lock_is_held+0xb5/0x140
[  427.697726]  __alloc_pages_nodemask+0xa80/0xde0
[  427.702388]  ? zap_class+0x640/0x640
[  427.706103]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  427.711118]  ? find_held_lock+0x36/0x1c0
[  427.715198]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.719865]  ? lock_downgrade+0x900/0x900
[  427.724016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.729551]  cache_grow_begin+0xa5/0x8c0
[  427.733608]  ? do_raw_spin_unlock+0xa7/0x330
[  427.738018]  fallback_alloc+0x204/0x2e0
[  427.741991]  ____cache_alloc_node+0x1c7/0x1e0
[  427.746492]  kmem_cache_alloc_node+0xe3/0x730
[  427.750991]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.755230]  __alloc_skb+0x119/0x770
[  427.758941]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.764219]  ? netdev_alloc_frag+0x1f0/0x1f0
[  427.768630]  ? lock_downgrade+0x900/0x900
[  427.772775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.778309]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.783758]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.789203]  ? addrconf_rs_timer+0x690/0x690
[  427.793634]  ndisc_alloc_skb+0x144/0x340
[  427.797693]  ndisc_send_rs+0x331/0x6e0
[  427.801591]  addrconf_rs_timer+0x314/0x690
[  427.805829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.810068]  call_timer_fn+0x272/0x920
[  427.813944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.818179]  ? process_timeout+0x40/0x40
[  427.822241]  ? mark_held_locks+0xc7/0x130
[  427.826387]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.830875]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.835363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.839590]  ? lockdep_hardirqs_on+0x296/0x5b0
[  427.844178]  ? trace_hardirqs_on+0xbd/0x310
[  427.848517]  ? kasan_check_read+0x11/0x20
[  427.852665]  ? __run_timers+0x7da/0xc70
[  427.856634]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.861734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.865968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.870198]  __run_timers+0x7e5/0xc70
[  427.873990]  ? rcu_irq_exit+0x1a2/0x390
[  427.877970]  ? timer_fixup_init+0x70/0x70
[  427.882120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.887647]  ? check_preemption_disabled+0x48/0x280
[  427.892667]  ? mark_held_locks+0xc7/0x130
[  427.896805]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.901823]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.906574]  ? retint_kernel+0x2d/0x2d
[  427.910452]  ? trace_hardirqs_on_caller+0xc0/0x310
[  427.915373]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.920129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.925572]  ? zap_class+0x640/0x640
[  427.929285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.934933]  ? check_preemption_disabled+0x48/0x280
[  427.939948]  ? __lock_is_held+0xb5/0x140
[  427.944020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.949548]  ? check_preemption_disabled+0x48/0x280
[  427.954563]  run_timer_softirq+0x52/0xb0
[  427.958615]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.963633]  __do_softirq+0x308/0xb7e
[  427.967427]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.971919]  ? lock_downgrade+0x900/0x900
[  427.976078]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.981200]  ? pvclock_read_flags+0x160/0x160
[  427.985689]  ? lapic_next_event+0x5a/0x90
[  427.989834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.995365]  ? kvm_clock_read+0x18/0x30
[  427.999342]  ? kvm_sched_clock_read+0x9/0x20
[  428.003764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.009294]  ? check_preemption_disabled+0x48/0x280
[  428.014311]  irq_exit+0x17f/0x1c0
[  428.017757]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.022589]  ? smp_reschedule_interrupt+0x109/0x650
[  428.027600]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.033475]  ? interrupt_entry+0xb5/0xc0
[  428.037536]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.042542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.047555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.052390]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.057396]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.062400]  ? task_prio+0x50/0x50
[  428.065935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.071464]  ? check_preemption_disabled+0x48/0x280
[  428.076498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.081338]  apic_timer_interrupt+0xf/0x20
[  428.085578]  </IRQ>
[  428.087812] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  428.092999] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  428.111896] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  428.119598] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  428.126860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  428.134137] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  428.141398] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  428.148659] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  428.155949]  retint_kernel+0x1b/0x2d
[  428.159674] RIP: 0010:dump_stack+0x358/0x39d
[  428.164076] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  428.182967] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  428.190671] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  428.197932] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  428.205192] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  428.212454] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  428.219721] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  428.226999]  ? dump_stack+0x34f/0x39d
[  428.230802]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.235998]  dump_header+0x27b/0xf72
[  428.239732]  ? mark_held_locks+0x130/0x130
[  428.243964]  ? pagefault_out_of_memory+0x197/0x197
[  428.248926]  ? __lock_acquire+0x62f/0x4c20
[  428.253156]  ? zap_class+0x640/0x640
[  428.256873]  ? percpu_ref_get_many+0x240/0x240
[  428.261448]  ? print_usage_bug+0xc0/0xc0
[  428.265508]  ? print_usage_bug+0xc0/0xc0
[  428.269568]  ? zap_class+0x640/0x640
[  428.273274]  ? print_usage_bug+0xc0/0xc0
[  428.277341]  ? print_usage_bug+0xc0/0xc0
[  428.281415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.286952]  ? find_held_lock+0x36/0x1c0
[  428.291035]  ? mark_held_locks+0xc7/0x130
[  428.295179]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.300275]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.305372]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  428.309950]  ? trace_hardirqs_on+0xbd/0x310
[  428.314265]  ? kasan_check_read+0x11/0x20
[  428.318414]  ? ___ratelimit+0x3b4/0x672
[  428.322386]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.327505]  ? trace_hardirqs_on+0x310/0x310
[  428.331907]  ? lock_downgrade+0x900/0x900
[  428.336055]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.341151]  ? ___ratelimit+0x3b9/0x672
[  428.345132]  ? idr_get_free+0xec0/0xec0
[  428.349120]  ? find_held_lock+0x36/0x1c0
[  428.353182]  oom_kill_process.cold.27+0x10/0x903
[  428.357935]  ? zap_class+0x640/0x640
[  428.361645]  ? check_preemption_disabled+0x48/0x280
[  428.366661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.371588]  ? kasan_check_read+0x11/0x20
[  428.375731]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.381006]  ? oom_evaluate_task+0x540/0x540
[  428.385419]  ? find_held_lock+0x36/0x1c0
[  428.389507]  ? out_of_memory+0x974/0x1430
[  428.393651]  ? lock_downgrade+0x900/0x900
[  428.397806]  ? check_preemption_disabled+0x48/0x280
[  428.402824]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.407746]  ? kasan_check_read+0x11/0x20
[  428.411889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.417177]  ? rcu_softirq_qs+0x20/0x20
[  428.421147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.426696]  ? oom_evaluate_task+0x302/0x540
[  428.431101]  out_of_memory+0xa84/0x1430
[  428.435079]  ? oom_killer_disable+0x3a0/0x3a0
[  428.439569]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  428.444492]  ? __mutex_add_waiter+0x2a0/0x2a0
[  428.448989]  __alloc_pages_slowpath+0x22d4/0x2d70
[  428.453855]  ? warn_alloc+0x120/0x120
[  428.457650]  ? rcu_softirq_qs+0x20/0x20
[  428.461658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.467187]  ? should_fail+0x22d/0xd01
[  428.471073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.476172]  ? zap_class+0x640/0x640
[  428.479902]  ? __lock_is_held+0xb5/0x140
[  428.483969]  ? mark_held_locks+0x130/0x130
[  428.488208]  ? lock_release+0xa00/0xa00
[  428.492186]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.497635]  ? __might_sleep+0x95/0x190
[  428.501607]  __alloc_pages_nodemask+0xa80/0xde0
[  428.506276]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  428.511289]  ? __page_cache_alloc+0x191/0x5c0
[  428.515811]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.520765]  ? kasan_check_read+0x11/0x20
[  428.524920]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.530195]  ? zap_class+0x640/0x640
[  428.533911]  ? zap_class+0x640/0x640
[  428.537620]  ? zap_class+0x640/0x640
[  428.541326]  ? __do_page_cache_readahead+0x7ce/0x980
[  428.546428]  ? find_held_lock+0x36/0x1c0
[  428.550494]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  428.556034]  alloc_pages_current+0x173/0x350
[  428.560460]  __page_cache_alloc+0x38c/0x5c0
[  428.564780]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.569701]  ? kasan_check_read+0x11/0x20
[  428.573846]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.579125]  ? generic_perform_write+0x6a0/0x6a0
[  428.583908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.589447]  ? check_preemption_disabled+0x48/0x280
[  428.594470]  filemap_fault+0x1594/0x25f0
[  428.598536]  ? __lock_page_or_retry+0xa00/0xa00
[  428.603203]  ? mark_held_locks+0x130/0x130
[  428.607447]  ? rcu_softirq_qs+0x20/0x20
[  428.611426]  ? filemap_map_pages+0xe04/0x1990
[  428.615948]  ? __free_object+0x173/0x340
[  428.620021]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  428.624955]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.630056]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  428.634729]  ? debug_object_free+0x32d/0x690
[  428.639130]  ? kasan_check_read+0x11/0x20
[  428.643272]  ? debug_object_destroy+0x2b0/0x2b0
[  428.648357]  ? lock_pi_update_atomic+0x150/0x150
[  428.653108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.658635]  ? __hrtimer_init+0xdb/0x240
[  428.662696]  ? lock_acquire+0x1ed/0x520
[  428.666664]  ? ext4_filemap_fault+0x7a/0xad
[  428.670985]  ? lock_release+0xa00/0xa00
[  428.674955]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.680399]  ? print_usage_bug+0xc0/0xc0
[  428.684478]  ? print_usage_bug+0xc0/0xc0
[  428.688558]  ? down_read+0x8d/0x120
[  428.692179]  ? ext4_filemap_fault+0x7a/0xad
[  428.696523]  ? __down_interruptible+0x700/0x700
[  428.701194]  ext4_filemap_fault+0x82/0xad
[  428.705347]  __do_fault+0x100/0x6b0
[  428.708974]  ? pmd_devmap_trans_unstable+0x220/0x220
[  428.714072]  ? mark_held_locks+0x130/0x130
[  428.718316]  ? mark_held_locks+0x130/0x130
[  428.722550]  ? debug_smp_processor_id+0x1c/0x20
[  428.727211]  ? perf_trace_lock+0x14d/0x7a0
[  428.731470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.737003]  __handle_mm_fault+0x307c/0x5920
[  428.741442]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  428.746303]  ? lock_is_held_type+0x210/0x210
[  428.750725]  ? zap_class+0x640/0x640
[  428.754441]  ? zap_class+0x640/0x640
[  428.758151]  ? __x64_sys_futex+0x53e/0x6a0
[  428.762388]  ? find_held_lock+0x36/0x1c0
[  428.766457]  ? handle_mm_fault+0x42a/0xc70
[  428.770683]  ? lock_downgrade+0x900/0x900
[  428.774824]  ? check_preemption_disabled+0x48/0x280
[  428.779840]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.784762]  ? kasan_check_read+0x11/0x20
[  428.788904]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.794179]  ? rcu_softirq_qs+0x20/0x20
[  428.798148]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.803246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.808791]  ? check_preemption_disabled+0x48/0x280
[  428.813811]  handle_mm_fault+0x54f/0xc70
[  428.817872]  ? __handle_mm_fault+0x5920/0x5920
[  428.822457]  ? find_vma+0x34/0x190
[  428.826001]  __do_page_fault+0x5e8/0xe60
[  428.830066]  ? trace_hardirqs_off+0xb8/0x310
[  428.834469]  ? __ia32_sys_read+0xb0/0xb0
[  428.838530]  do_page_fault+0xf2/0x7e0
[  428.842323]  ? vmalloc_sync_all+0x30/0x30
[  428.846464]  ? error_entry+0x70/0xd0
[  428.850176]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.855187]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.860113]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.865033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.869870]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.874878]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.880324]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.885344]  ? page_fault+0x8/0x30
[  428.888904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.893752]  ? page_fault+0x8/0x30
[  428.897284]  page_fault+0x1e/0x30
[  428.900729] RIP: 0033:0x45ddf3
[  428.903930] Code: Bad RIP value.
[  428.907282] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  428.912640] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  428.919901] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  428.927172] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  428.934433] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  428.941703] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  428.948986] warn_alloc_show_mem: 1 callbacks suppressed
[  428.948995] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  428.948997] Mem-Info:
[  428.949026] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  428.949026]  active_file:13 inactive_file:13 isolated_file:0
[  428.949026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.949026]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  428.949026]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  428.949026]  free:13753 free_pcp:603 free_cma:0
[  428.954363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.961281] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.963666] Call Trace:
[  428.996780] Node 0 
[  429.006121]  <IRQ>
[  429.033703] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.036255]  dump_stack+0x244/0x39d
[  429.038472] lowmem_reserve[]:
[  429.040611]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.066101]  0 2818
[  429.069732]  warn_alloc.cold.117+0xb7/0x1bd
[  429.072807]  6321
[  429.077980]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.080195]  6321
[  429.084508]  ? lock_downgrade+0x900/0x900
[  429.086543] Node 0 
[  429.091372]  ? trace_hardirqs_off+0xb8/0x310
[  429.093422] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  429.093428] lowmem_reserve[]:
[  429.097563]  ? trace_hardirqs_off+0xb8/0x310
[  429.099765]  0
[  429.104160]  __alloc_pages_slowpath+0x2660/0x2d70
[  429.131101]  0 3503
[  429.134317]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  429.138674]  3503
[  429.140503]  ? warn_alloc+0x120/0x120
[  429.145314] Node 0 
[  429.147539]  ? __lock_acquire+0x62f/0x4c20
[  429.153330] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  429.155355]  ? __lock_acquire+0x62f/0x4c20
[  429.159123] lowmem_reserve[]:
[  429.161348]  ? warn_alloc+0x120/0x120
[  429.165550]  0
[  429.194074]  ? print_usage_bug+0xc0/0xc0
[  429.198277]  0
[  429.201367]  ? warn_alloc+0x120/0x120
[  429.205135]  0
[  429.206926]  ? print_usage_bug+0xc0/0xc0
[  429.210950]  0
[  429.212747]  ? mark_held_locks+0x130/0x130
[  429.216516] Node 0 
[  429.218302]  ? mark_held_locks+0x130/0x130
[  429.222328] DMA: 1*4kB 
[  429.224126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.228328] (U) 
[  429.230560]  ? should_fail+0x22d/0xd01
[  429.234759] 0*8kB 0*16kB 
[  429.237341]  ? zap_class+0x640/0x640
[  429.242846] 1*32kB 
[  429.244827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.248684] (U) 
[  429.251428]  ? __lock_acquire+0x62f/0x4c20
[  429.255107] 2*64kB (U) 
[  429.257339]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.262414] 1*128kB 
[  429.264376]  ? should_fail+0x22d/0xd01
[  429.268588] (U) 
[  429.271172]  ? mark_held_locks+0x130/0x130
[  429.276235] 1*256kB (U) 
[  429.278561]  ? mark_held_locks+0x130/0x130
[  429.282421] 0*512kB 
[  429.284397]  ? lock_downgrade+0x900/0x900
[  429.288599] 1*1024kB 
[  429.291251]  ? zap_class+0x640/0x640
[  429.295453] (U) 
[  429.297762]  ? zap_class+0x640/0x640
[  429.301873] 1*2048kB (M) 
[  429.304278]  ? zap_class+0x640/0x640
[  429.307960] 3*4096kB (M) 
[  429.309947]  ? do_raw_spin_unlock+0xa7/0x330
[  429.313626] = 15908kB
[  429.313633] Node 0 
[  429.316390]  ? trace_hardirqs_on+0x310/0x310
[  429.320063] DMA32: 5*4kB 
[  429.322824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.327203] (UM) 
[  429.329606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.331809] 1*8kB (H) 
[  429.336206]  ? check_preemption_disabled+0x48/0x280
[  429.338928] 2*16kB (M) 
[  429.344461]  ? __lock_is_held+0xb5/0x140
[  429.346489] 3*32kB (M) 
[  429.352020]  __alloc_pages_nodemask+0xa80/0xde0
[  429.354482] 3*64kB (MH) 
[  429.359491]  ? zap_class+0x640/0x640
[  429.362043] 4*128kB (M) 
[  429.366095]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  429.368656] 5*256kB (UMH) 
[  429.373327]  ? find_held_lock+0x36/0x1c0
[  429.375960] 5*512kB (UMH) 
[  429.379684]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.382330] 4*1024kB (UMH) 
[  429.387338]  ? lock_downgrade+0x900/0x900
[  429.390168] 2*2048kB (UM) 
[  429.394222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.397037] 3*4096kB (M) 
[  429.401703]  cache_grow_begin+0xa5/0x8c0
[  429.404601] = 25180kB
[  429.404608] Node 0 
[  429.408737]  ? do_raw_spin_unlock+0xa7/0x330
[  429.411549] Normal: 1917*4kB 
[  429.417084]  fallback_alloc+0x204/0x2e0
[  429.419808] (UME) 
[  429.423858]  ____cache_alloc_node+0x1c7/0x1e0
[  429.426232] 392*8kB (UME) 
[  429.428491]  kmem_cache_alloc_node+0xe3/0x730
[  429.432870] 105*16kB (UME) 
[  429.435970]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.439908] 43*32kB (UM) 
[  429.442071]  __alloc_skb+0x119/0x770
[  429.446527] 1*64kB (U) 
[  429.449375]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.453827] 0*128kB 0*256kB 
[  429.456750]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.461298] 0*512kB 0*1024kB 
[  429.464053]  ? vprintk_default+0x28/0x30
[  429.467726] 0*2048kB 0*4096kB 
[  429.470304]  ? vprintk_func+0x85/0x181
[  429.475663] = 13924kB
[  429.478680]  ? printk+0xa7/0xcf
[  429.483065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.486157]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  429.490196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.493386]  new_skb+0x26/0x1c0
[  429.497235] 7036 total pagecache pages
[  429.499631]  aoecmd_cfg+0x279/0x7f0
[  429.502890] 0 pages in swap cache
[  429.512218]  ? find_held_lock+0x36/0x1c0
[  429.516946] Swap cache stats: add 0, delete 0, find 0/0
[  429.516953] Free swap  = 0kB
[  429.525518]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  429.528763] Total swap = 0kB
[  429.532636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.536235] 1965979 pages RAM
[  429.539681]  ? __lock_is_held+0xb5/0x140
[  429.543701] 0 pages HighMem/MovableOnly
[  429.543709] 342867 pages reserved
[  429.549063]  discover_timer+0x50/0x60
[  429.552045] 0 pages cma reserved
[  429.556349]  call_timer_fn+0x272/0x920
[  429.559416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.564876]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.564892]  ? process_timeout+0x40/0x40
[  429.564915]  ? __run_timers+0x7da/0xc70
[  429.568044] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.572040]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.575985] syz-fuzzer cpuset=
[  429.579425]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.583196] /
[  429.586554]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.586570]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.590438]  mems_allowed=0
[  429.596914]  ? trace_hardirqs_on+0xbd/0x310
[  429.650378]  ? kasan_check_read+0x11/0x20
[  429.654521]  ? __run_timers+0x7da/0xc70
[  429.658500]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.663608]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.668450]  __run_timers+0x7e5/0xc70
[  429.672255]  ? timer_fixup_init+0x70/0x70
[  429.676882]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.681908]  ? zap_class+0x640/0x640
[  429.685617]  ? enqueue_hrtimer+0x1a5/0x560
[  429.689848]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.695040]  ? find_held_lock+0x36/0x1c0
[  429.699098]  ? zap_class+0x640/0x640
[  429.702806]  ? pvclock_read_flags+0x160/0x160
[  429.707332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.712876]  ? check_preemption_disabled+0x48/0x280
[  429.717987]  ? __lock_is_held+0xb5/0x140
[  429.722055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.727583]  ? check_preemption_disabled+0x48/0x280
[  429.732598]  run_timer_softirq+0x52/0xb0
[  429.736653]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.741663]  __do_softirq+0x308/0xb7e
[  429.745462]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.749950]  ? lock_downgrade+0x900/0x900
[  429.754104]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.759207]  ? pvclock_read_flags+0x160/0x160
[  429.763710]  ? lapic_next_event+0x5a/0x90
[  429.767856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.773411]  ? kvm_clock_read+0x18/0x30
[  429.777387]  ? kvm_sched_clock_read+0x9/0x20
[  429.781787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.787316]  ? check_preemption_disabled+0x48/0x280
[  429.792354]  irq_exit+0x17f/0x1c0
[  429.795804]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.800636]  ? smp_reschedule_interrupt+0x109/0x650
[  429.805644]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.811526]  ? interrupt_entry+0xb5/0xc0
[  429.815586]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.820594]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.825605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.830442]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.835451]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.840461]  ? task_prio+0x50/0x50
[  429.844002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.849535]  ? check_preemption_disabled+0x48/0x280
[  429.854549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.859410]  apic_timer_interrupt+0xf/0x20
[  429.863637]  </IRQ>
[  429.865873] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  429.870798] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  429.889690] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  429.897403] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.904663] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  429.911940] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  429.919216] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  429.926476] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  429.933769]  skb_clone+0x1bb/0x500
[  429.937306]  ? finish_task_switch+0x2f4/0x910
[  429.941806]  ? skb_split+0x11e0/0x11e0
[  429.945687]  ? preempt_notifier_register+0x200/0x200
[  429.950779]  ? __switch_to_asm+0x34/0x70
[  429.954831]  ? __switch_to_asm+0x34/0x70
[  429.958888]  ? __switch_to_asm+0x40/0x70
[  429.962943]  ? __switch_to_asm+0x34/0x70
[  429.967083]  ? __switch_to_asm+0x40/0x70
[  429.971137]  ? __switch_to_asm+0x34/0x70
[  429.975191]  ? __switch_to_asm+0x40/0x70
[  429.979243]  ? __switch_to_asm+0x34/0x70
[  429.983297]  ? __switch_to_asm+0x34/0x70
[  429.987359]  ? __switch_to_asm+0x40/0x70
[  429.991419]  ? __switch_to_asm+0x34/0x70
[  429.995480]  bpf_clone_redirect+0xb9/0x490
[  429.999704]  ? __schedule+0x8d7/0x21d0
[  430.003589]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  430.008601]  ? __sched_text_start+0x8/0x8
[  430.012751]  ? find_held_lock+0x36/0x1c0
[  430.016811]  ? lock_acquire+0x1ed/0x520
[  430.020781]  ? bpf_test_run+0x3cb/0x780
[  430.024755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.030280]  ? check_preemption_disabled+0x48/0x280
[  430.035292]  ? kasan_check_read+0x11/0x20
[  430.039446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.044717]  ? rcu_softirq_qs+0x20/0x20
[  430.048783]  ? preempt_schedule+0x4d/0x60
[  430.052920]  ? ___preempt_schedule+0x16/0x18
[  430.057338]  ? bpf_test_run+0x25d/0x780
[  430.061347]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.065755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.071285]  ? bpf_test_init.isra.10+0x70/0x100
[  430.075973]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  430.080733]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.085570]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.091122]  ? fput+0x130/0x1a0
[  430.094398]  ? __bpf_prog_get+0x9b/0x290
[  430.098466]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.103305]  ? bpf_prog_test_run+0x130/0x1a0
[  430.107743]  ? __x64_sys_bpf+0x3d8/0x520
[  430.111798]  ? bpf_prog_get+0x20/0x20
[  430.115619]  ? do_syscall_64+0x1b9/0x820
[  430.119674]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.125033]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.129962]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.134989]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.139997]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  430.146656]  ? __switch_to_asm+0x40/0x70
[  430.150707]  ? __switch_to_asm+0x34/0x70
[  430.154785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.159628]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.165006] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  430.165076] aoe: skb alloc failure
[  430.171584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.171591] Call Trace:
[  430.175184] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.184470]  <IRQ>
[  430.187033] syz-executor0 cpuset=
[  430.197502]  dump_stack+0x244/0x39d
[  430.199623] syz0
[  430.203063]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.206664]  mems_allowed=0
[  430.208636]  warn_alloc.cold.117+0xb7/0x1bd
[  430.221013]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.225856]  ? lock_downgrade+0x900/0x900
[  430.230001]  ? trace_hardirqs_off+0xb8/0x310
[  430.234410]  ? trace_hardirqs_off+0xb8/0x310
[  430.238826]  __alloc_pages_slowpath+0x2660/0x2d70
[  430.243693]  ? warn_alloc+0x120/0x120
[  430.247502]  ? warn_alloc+0x120/0x120
[  430.251307]  ? print_usage_bug+0xc0/0xc0
[  430.255368]  ? warn_alloc+0x120/0x120
[  430.259163]  ? print_usage_bug+0xc0/0xc0
[  430.263216]  ? __lock_acquire+0x62f/0x4c20
[  430.267447]  ? __lock_acquire+0x62f/0x4c20
[  430.271683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.277211]  ? should_fail+0x22d/0xd01
[  430.281107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.286204]  ? __lock_acquire+0x62f/0x4c20
[  430.290439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.295536]  ? __lock_acquire+0x62f/0x4c20
[  430.299762]  ? should_fail+0x22d/0xd01
[  430.303643]  ? find_held_lock+0x36/0x1c0
[  430.307710]  ? mark_held_locks+0x130/0x130
[  430.311943]  ? mark_held_locks+0x130/0x130
[  430.316168]  ? zap_class+0x640/0x640
[  430.319873]  ? zap_class+0x640/0x640
[  430.323582]  ? print_usage_bug+0xc0/0xc0
[  430.327639]  ? do_raw_spin_unlock+0xa7/0x330
[  430.332066]  ? zap_class+0x640/0x640
[  430.335784]  ? print_usage_bug+0xc0/0xc0
[  430.339842]  ? wq_watchdog_touch+0x9c/0xfe
[  430.344077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.349609]  ? check_preemption_disabled+0x48/0x280
[  430.354631]  ? __lock_is_held+0xb5/0x140
[  430.358692]  __alloc_pages_nodemask+0xa80/0xde0
[  430.363356]  ? zap_class+0x640/0x640
[  430.367070]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  430.372087]  ? find_held_lock+0x36/0x1c0
[  430.376152]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.380818]  ? lock_downgrade+0x900/0x900
[  430.384970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.390508]  cache_grow_begin+0xa5/0x8c0
[  430.394563]  ? do_raw_spin_unlock+0xa7/0x330
[  430.398972]  fallback_alloc+0x204/0x2e0
[  430.402969]  ____cache_alloc_node+0x1c7/0x1e0
[  430.407463]  kmem_cache_alloc_node+0xe3/0x730
[  430.411954]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.416190]  __alloc_skb+0x119/0x770
[  430.419921]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.425195]  ? netdev_alloc_frag+0x1f0/0x1f0
[  430.429597]  ? lock_downgrade+0x900/0x900
[  430.433748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.439279]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.444734]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.450178]  ? addrconf_rs_timer+0x690/0x690
[  430.454591]  ndisc_alloc_skb+0x144/0x340
[  430.458663]  ndisc_send_rs+0x331/0x6e0
[  430.462551]  addrconf_rs_timer+0x314/0x690
[  430.466787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.471031]  call_timer_fn+0x272/0x920
[  430.474914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.479143]  ? process_timeout+0x40/0x40
[  430.483215]  ? mark_held_locks+0xc7/0x130
[  430.487363]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.491851]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.496353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.500601]  ? lockdep_hardirqs_on+0x296/0x5b0
[  430.505182]  ? trace_hardirqs_on+0xbd/0x310
[  430.509493]  ? kasan_check_read+0x11/0x20
[  430.513634]  ? __run_timers+0x7da/0xc70
[  430.517605]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.522712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.526944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.531170]  __run_timers+0x7e5/0xc70
[  430.534969]  ? rcu_irq_exit+0x1a2/0x390
[  430.538947]  ? timer_fixup_init+0x70/0x70
[  430.543087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.548618]  ? check_preemption_disabled+0x48/0x280
[  430.553638]  ? mark_held_locks+0xc7/0x130
[  430.557779]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  430.562804]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.567579]  ? retint_kernel+0x2d/0x2d
[  430.571491]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.576425]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.581177]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.586625]  ? zap_class+0x640/0x640
[  430.590338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.595871]  ? check_preemption_disabled+0x48/0x280
[  430.600890]  ? __lock_is_held+0xb5/0x140
[  430.604989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.610518]  ? check_preemption_disabled+0x48/0x280
[  430.615531]  run_timer_softirq+0x52/0xb0
[  430.619585]  ? rcu_read_lock_sched_held+0x14f/0x180
[  430.624597]  __do_softirq+0x308/0xb7e
[  430.628396]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.632885]  ? lock_downgrade+0x900/0x900
[  430.637032]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.642136]  ? pvclock_read_flags+0x160/0x160
[  430.646627]  ? lapic_next_event+0x5a/0x90
[  430.650772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.656332]  ? kvm_clock_read+0x18/0x30
[  430.660304]  ? kvm_sched_clock_read+0x9/0x20
[  430.664708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.670238]  ? check_preemption_disabled+0x48/0x280
[  430.675271]  irq_exit+0x17f/0x1c0
[  430.679221]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.684059]  ? smp_reschedule_interrupt+0x109/0x650
[  430.689069]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.694947]  ? interrupt_entry+0xb5/0xc0
[  430.699002]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.704012]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.709021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.713858]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.718870]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.723880]  ? task_prio+0x50/0x50
[  430.727414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.732948]  ? check_preemption_disabled+0x48/0x280
[  430.737961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.742802]  apic_timer_interrupt+0xf/0x20
[  430.747023]  </IRQ>
[  430.749255] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  430.754450] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  430.773342] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  430.781044] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  430.788304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  430.795568] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  430.802845] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  430.810107] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  430.817394]  retint_kernel+0x1b/0x2d
[  430.821101] RIP: 0010:dump_stack+0x358/0x39d
[  430.825505] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  430.844394] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  430.852095] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  430.859356] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  430.866620] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  430.873883] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  430.881144] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  430.888419]  ? dump_stack+0x34f/0x39d
[  430.892225]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.897426]  dump_header+0x27b/0xf72
[  430.901157]  ? mark_held_locks+0x130/0x130
[  430.905384]  ? pagefault_out_of_memory+0x197/0x197
[  430.910310]  ? __lock_acquire+0x62f/0x4c20
[  430.914533]  ? zap_class+0x640/0x640
[  430.918240]  ? percpu_ref_get_many+0x240/0x240
[  430.922831]  ? print_usage_bug+0xc0/0xc0
[  430.926885]  ? print_usage_bug+0xc0/0xc0
[  430.930964]  ? zap_class+0x640/0x640
[  430.934677]  ? print_usage_bug+0xc0/0xc0
[  430.938731]  ? print_usage_bug+0xc0/0xc0
[  430.942795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.948346]  ? find_held_lock+0x36/0x1c0
[  430.952407]  ? mark_held_locks+0xc7/0x130
[  430.956551]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.961652]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.966748]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.971345]  ? trace_hardirqs_on+0xbd/0x310
[  430.975661]  ? kasan_check_read+0x11/0x20
[  430.979805]  ? ___ratelimit+0x3b4/0x672
[  430.983776]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.988877]  ? trace_hardirqs_on+0x310/0x310
[  430.993282]  ? lock_downgrade+0x900/0x900
[  430.997434]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.002529]  ? ___ratelimit+0x3b9/0x672
[  431.006501]  ? idr_get_free+0xec0/0xec0
[  431.010470]  ? find_held_lock+0x36/0x1c0
[  431.014549]  oom_kill_process.cold.27+0x10/0x903
[  431.019299]  ? zap_class+0x640/0x640
[  431.023003]  ? check_preemption_disabled+0x48/0x280
[  431.028016]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.032942]  ? kasan_check_read+0x11/0x20
[  431.037084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.042355]  ? oom_evaluate_task+0x540/0x540
[  431.046763]  ? find_held_lock+0x36/0x1c0
[  431.050828]  ? out_of_memory+0x974/0x1430
[  431.054987]  ? lock_downgrade+0x900/0x900
[  431.059131]  ? check_preemption_disabled+0x48/0x280
[  431.064145]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.069066]  ? kasan_check_read+0x11/0x20
[  431.073211]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.078497]  ? rcu_softirq_qs+0x20/0x20
[  431.082472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.088002]  ? oom_evaluate_task+0x302/0x540
[  431.092410]  out_of_memory+0xa84/0x1430
[  431.096389]  ? oom_killer_disable+0x3a0/0x3a0
[  431.100879]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  431.105814]  ? __mutex_add_waiter+0x2a0/0x2a0
[  431.110331]  __alloc_pages_slowpath+0x22d4/0x2d70
[  431.115193]  ? warn_alloc+0x120/0x120
[  431.119010]  ? rcu_softirq_qs+0x20/0x20
[  431.123005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.128533]  ? should_fail+0x22d/0xd01
[  431.132419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.137520]  ? zap_class+0x640/0x640
[  431.141254]  ? __lock_is_held+0xb5/0x140
[  431.145315]  ? mark_held_locks+0x130/0x130
[  431.149542]  ? lock_release+0xa00/0xa00
[  431.153521]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.158992]  ? __might_sleep+0x95/0x190
[  431.162974]  __alloc_pages_nodemask+0xa80/0xde0
[  431.167642]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  431.172653]  ? __page_cache_alloc+0x191/0x5c0
[  431.177139]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.182065]  ? kasan_check_read+0x11/0x20
[  431.186206]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.191486]  ? zap_class+0x640/0x640
[  431.195200]  ? zap_class+0x640/0x640
[  431.198913]  ? zap_class+0x640/0x640
[  431.202635]  ? __do_page_cache_readahead+0x7ce/0x980
[  431.207741]  ? find_held_lock+0x36/0x1c0
[  431.211799]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  431.217346]  alloc_pages_current+0x173/0x350
[  431.221758]  __page_cache_alloc+0x38c/0x5c0
[  431.226071]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.230994]  ? kasan_check_read+0x11/0x20
[  431.235139]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.240422]  ? generic_perform_write+0x6a0/0x6a0
[  431.245170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.250701]  ? check_preemption_disabled+0x48/0x280
[  431.255718]  filemap_fault+0x1594/0x25f0
[  431.259789]  ? __lock_page_or_retry+0xa00/0xa00
[  431.264454]  ? mark_held_locks+0x130/0x130
[  431.268689]  ? rcu_softirq_qs+0x20/0x20
[  431.272667]  ? filemap_map_pages+0xe04/0x1990
[  431.277193]  ? __free_object+0x173/0x340
[  431.281261]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  431.286186]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.291289]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  431.295967]  ? debug_object_free+0x32d/0x690
[  431.300367]  ? kasan_check_read+0x11/0x20
[  431.304519]  ? debug_object_destroy+0x2b0/0x2b0
[  431.309183]  ? lock_pi_update_atomic+0x150/0x150
[  431.313940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.319469]  ? __hrtimer_init+0xdb/0x240
[  431.323531]  ? lock_acquire+0x1ed/0x520
[  431.327508]  ? ext4_filemap_fault+0x7a/0xad
[  431.331844]  ? lock_release+0xa00/0xa00
[  431.335812]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.341279]  ? print_usage_bug+0xc0/0xc0
[  431.345332]  ? print_usage_bug+0xc0/0xc0
[  431.349395]  ? down_read+0x8d/0x120
[  431.353013]  ? ext4_filemap_fault+0x7a/0xad
[  431.357341]  ? __down_interruptible+0x700/0x700
[  431.362012]  ext4_filemap_fault+0x82/0xad
[  431.366155]  __do_fault+0x100/0x6b0
[  431.369778]  ? pmd_devmap_trans_unstable+0x220/0x220
[  431.374879]  ? mark_held_locks+0x130/0x130
[  431.379119]  ? mark_held_locks+0x130/0x130
[  431.383347]  ? debug_smp_processor_id+0x1c/0x20
[  431.388013]  ? perf_trace_lock+0x14d/0x7a0
[  431.392250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.397784]  __handle_mm_fault+0x307c/0x5920
[  431.402214]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  431.407049]  ? lock_is_held_type+0x210/0x210
[  431.411492]  ? zap_class+0x640/0x640
[  431.415199]  ? zap_class+0x640/0x640
[  431.418914]  ? __x64_sys_futex+0x53e/0x6a0
[  431.423151]  ? find_held_lock+0x36/0x1c0
[  431.427225]  ? handle_mm_fault+0x42a/0xc70
[  431.431452]  ? lock_downgrade+0x900/0x900
[  431.435612]  ? check_preemption_disabled+0x48/0x280
[  431.440628]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.445552]  ? kasan_check_read+0x11/0x20
[  431.449696]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.454972]  ? rcu_softirq_qs+0x20/0x20
[  431.458938]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.464038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.469573]  ? check_preemption_disabled+0x48/0x280
[  431.474589]  handle_mm_fault+0x54f/0xc70
[  431.478648]  ? __handle_mm_fault+0x5920/0x5920
[  431.483232]  ? find_vma+0x34/0x190
[  431.486773]  __do_page_fault+0x5e8/0xe60
[  431.490826]  ? trace_hardirqs_off+0xb8/0x310
[  431.495230]  ? __ia32_sys_read+0xb0/0xb0
[  431.499297]  do_page_fault+0xf2/0x7e0
[  431.503102]  ? vmalloc_sync_all+0x30/0x30
[  431.507591]  ? error_entry+0x70/0xd0
[  431.511300]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.516309]  ? trace_hardirqs_on_caller+0xc0/0x310
[  431.521235]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.526159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.530999]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.536008]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.541458]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.546479]  ? page_fault+0x8/0x30
[  431.550017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.554854]  ? page_fault+0x8/0x30
[  431.558401]  page_fault+0x1e/0x30
[  431.561855] RIP: 0033:0x45ddf3
[  431.565051] Code: Bad RIP value.
[  431.568408] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  431.573769] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  431.581031] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  431.588291] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  431.595581] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  431.602844] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  431.610148] warn_alloc_show_mem: 1 callbacks suppressed
[  431.610157] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  431.610158] Mem-Info:
[  431.610196] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  431.610196]  active_file:13 inactive_file:13 isolated_file:0
[  431.610196]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.610196]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  431.610196]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  431.610196]  free:13753 free_pcp:603 free_cma:0
[  431.615530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.615537] Call Trace:
[  431.622463] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.624852]  <IRQ>
[  431.657880] Node 0 
[  431.667225]  dump_stack+0x244/0x39d
[  431.669803] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.697685]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.699808] lowmem_reserve[]:
[  431.702040]  warn_alloc.cold.117+0xb7/0x1bd
[  431.705631]  0
[  431.731235]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.736408]  2818
[  431.739504]  ? lock_downgrade+0x900/0x900
[  431.743794]  6321
[  431.745602]  ? trace_hardirqs_off+0xb8/0x310
[  431.750409]  6321
[  431.752469]  ? trace_hardirqs_off+0xb8/0x310
[  431.756582] Node 0 
[  431.758638]  __alloc_pages_slowpath+0x2660/0x2d70
[  431.763038] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  431.765086]  ? warn_alloc+0x120/0x120
[  431.769451] lowmem_reserve[]: 0
[  431.771685]  ? pvclock_read_flags+0x160/0x160
[  431.776496]  0
[  431.803455]  ? warn_alloc+0x120/0x120
[  431.807226]  3503
[  431.810522]  ? print_usage_bug+0xc0/0xc0
[  431.814981]  3503
[  431.816777]  ? warn_alloc+0x120/0x120
[  431.820550] Node 0 
[  431.822597]  ? print_usage_bug+0xc0/0xc0
[  431.826653] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  431.828682]  ? ktime_get+0x2c1/0x400
[  431.832460] lowmem_reserve[]: 0
[  431.834696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.838719]  0 0
[  431.867265]  ? check_preemption_disabled+0x48/0x280
[  431.870942]  0
[  431.874215]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  431.879721] Node 0 
[  431.881690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.886675] DMA: 
[  431.888465]  ? should_fail+0x22d/0xd01
[  431.892930] 1*4kB 
[  431.895182]  ? kasan_check_read+0x11/0x20
[  431.900681] (U) 
[  431.902731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.906584] 0*8kB 0*16kB 
[  431.908726]  ? __lock_acquire+0x62f/0x4c20
[  431.912844] 1*32kB 
[  431.914808]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.919879] (U) 
[  431.922620]  ? should_fail+0x22d/0xd01
[  431.926842] 2*64kB (U) 
[  431.929073]  ? print_usage_bug+0xc0/0xc0
[  431.934247] 1*128kB (U) 
[  431.936224]  ? mark_held_locks+0x130/0x130
[  431.940091] 1*256kB (U) 
[  431.942669]  ? mark_held_locks+0x130/0x130
[  431.946722] 0*512kB 
[  431.949381]  ? check_preemption_disabled+0x48/0x280
[  431.953582] 1*1024kB (U) 
[  431.956253]  ? zap_class+0x640/0x640
[  431.960464] 1*2048kB (M) 
[  431.962782]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.967761] 3*4096kB (M) 
[  431.970510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.974193] = 15908kB
[  431.976938]  ? check_preemption_disabled+0x48/0x280
[  431.981663] Node 0 
[  431.984415]  ? __lock_is_held+0xb5/0x140
[  431.990005] DMA32: 5*4kB 
[  431.992411]  __alloc_pages_nodemask+0xa80/0xde0
[  431.997394] (UM) 
[  431.999617]  ? zap_class+0x640/0x640
[  432.003647] 1*8kB (H) 
[  432.006398]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  432.011035] 2*16kB (M) 
[  432.013096]  ? find_held_lock+0x36/0x1c0
[  432.016768] 3*32kB (M) 
[  432.019261]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.024239] 3*64kB (MH) 
[  432.026814]  ? lock_downgrade+0x900/0x900
[  432.030840] 4*128kB (M) 
[  432.033420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.038054] 5*256kB (UMH) 
[  432.040724]  cache_grow_begin+0xa5/0x8c0
[  432.044837] 5*512kB (UMH) 
[  432.047500]  ? do_raw_spin_unlock+0xa7/0x330
[  432.053003] 4*1024kB (UMH) 
[  432.055855]  fallback_alloc+0x204/0x2e0
[  432.059882] 2*2048kB (UM) 
[  432.062722]  ____cache_alloc_node+0x1c7/0x1e0
[  432.067099] 3*4096kB 
[  432.070020]  kmem_cache_alloc_node+0xe3/0x730
[  432.073964] (M) 
[  432.076795]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.081273] = 25180kB
[  432.081280] Node 0 
[  432.083686]  __alloc_skb+0x119/0x770
[  432.088141] Normal: 1917*4kB 
[  432.090126]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.094677] (UME) 
[  432.097087]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.099289] 392*8kB (UME) 
[  432.102998]  ? vprintk_default+0x28/0x30
[  432.106066] 105*16kB (UME) 
[  432.111418]  ? vprintk_func+0x85/0x181
[  432.113565] 43*32kB 
[  432.117955]  ? printk+0xa7/0xcf
[  432.120770] (UM) 1*64kB 
[  432.124825]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  432.127725] (U) 
[  432.131607]  new_skb+0x26/0x1c0
[  432.133890] 0*128kB 0*256kB 
[  432.137183]  aoecmd_cfg+0x279/0x7f0
[  432.139833] 0*512kB 
[  432.144574]  ? find_held_lock+0x36/0x1c0
[  432.146520] 0*1024kB 0*2048kB 
[  432.149791]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  432.152781] 0*4096kB 
[  432.156395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.158683] = 13924kB
[  432.158696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.162746]  ? __lock_is_held+0xb5/0x140
[  432.165911] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.170225]  discover_timer+0x50/0x60
[  432.172599] 7036 total pagecache pages
[  432.178120]  call_timer_fn+0x272/0x920
[  432.180508] 0 pages in swap cache
[  432.189322]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  432.193355] Swap cache stats: add 0, delete 0, find 0/0
[  432.201910]  ? process_timeout+0x40/0x40
[  432.205682] Free swap  = 0kB
[  432.209575]  ? __run_timers+0x7da/0xc70
[  432.213430] Total swap = 0kB
[  432.216872]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.221684] 1965979 pages RAM
[  432.227034]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.231063] 0 pages HighMem/MovableOnly
[  432.231070] 342867 pages reserved
[  432.234071]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  432.238009] 0 pages cma reserved
[  432.238076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.241022]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.245580] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.248621]  ? trace_hardirqs_on+0xbd/0x310
[  432.253084] syz-fuzzer cpuset=
[  432.257042]  ? kasan_check_read+0x11/0x20
[  432.257057]  ? __run_timers+0x7da/0xc70
[  432.260480] /
[  432.265307]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.268650]  mems_allowed=0
[  432.275130]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  432.319983]  __run_timers+0x7e5/0xc70
[  432.323788]  ? timer_fixup_init+0x70/0x70
[  432.327932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.332954]  ? zap_class+0x640/0x640
[  432.336678]  ? enqueue_hrtimer+0x1a5/0x560
[  432.340907]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.346107]  ? find_held_lock+0x36/0x1c0
[  432.350177]  ? zap_class+0x640/0x640
[  432.353912]  ? pvclock_read_flags+0x160/0x160
[  432.358403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.363933]  ? check_preemption_disabled+0x48/0x280
[  432.368951]  ? __lock_is_held+0xb5/0x140
[  432.373004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.378533]  ? check_preemption_disabled+0x48/0x280
[  432.383548]  run_timer_softirq+0x52/0xb0
[  432.387600]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.392628]  __do_softirq+0x308/0xb7e
[  432.396426]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.400930]  ? lock_downgrade+0x900/0x900
[  432.405072]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.410173]  ? pvclock_read_flags+0x160/0x160
[  432.414663]  ? lapic_next_event+0x5a/0x90
[  432.418807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.424342]  ? kvm_clock_read+0x18/0x30
[  432.428313]  ? kvm_sched_clock_read+0x9/0x20
[  432.432719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.438246]  ? check_preemption_disabled+0x48/0x280
[  432.443264]  irq_exit+0x17f/0x1c0
[  432.446712]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.451545]  ? smp_reschedule_interrupt+0x109/0x650
[  432.456559]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.462438]  ? interrupt_entry+0xb5/0xc0
[  432.466500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.471511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.476523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.481359]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.486369]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.491400]  ? task_prio+0x50/0x50
[  432.494941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.500476]  ? check_preemption_disabled+0x48/0x280
[  432.505520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.510824]  apic_timer_interrupt+0xf/0x20
[  432.515043]  </IRQ>
[  432.517280] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  432.522206] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  432.541096] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  432.548809] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  432.556068] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  432.563339] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  432.570599] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  432.577863] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  432.585179]  skb_clone+0x1bb/0x500
[  432.588717]  ? finish_task_switch+0x2f4/0x910
[  432.593208]  ? skb_split+0x11e0/0x11e0
[  432.597092]  ? preempt_notifier_register+0x200/0x200
[  432.602206]  ? __switch_to_asm+0x34/0x70
[  432.606295]  ? __switch_to_asm+0x34/0x70
[  432.610349]  ? __switch_to_asm+0x40/0x70
[  432.614402]  ? __switch_to_asm+0x34/0x70
[  432.618481]  ? __switch_to_asm+0x40/0x70
[  432.622535]  ? __switch_to_asm+0x34/0x70
[  432.626587]  ? __switch_to_asm+0x40/0x70
[  432.630652]  ? __switch_to_asm+0x34/0x70
[  432.634706]  ? __switch_to_asm+0x34/0x70
[  432.638764]  ? __switch_to_asm+0x40/0x70
[  432.642817]  ? __switch_to_asm+0x34/0x70
[  432.646878]  bpf_clone_redirect+0xb9/0x490
[  432.651131]  ? __schedule+0x8d7/0x21d0
[  432.655024]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  432.660039]  ? __sched_text_start+0x8/0x8
[  432.664190]  ? find_held_lock+0x36/0x1c0
[  432.668255]  ? lock_acquire+0x1ed/0x520
[  432.672222]  ? bpf_test_run+0x3cb/0x780
[  432.676210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.681761]  ? check_preemption_disabled+0x48/0x280
[  432.686777]  ? kasan_check_read+0x11/0x20
[  432.690921]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.696190]  ? rcu_softirq_qs+0x20/0x20
[  432.700157]  ? preempt_schedule+0x4d/0x60
[  432.704301]  ? ___preempt_schedule+0x16/0x18
[  432.708707]  ? bpf_test_run+0x25d/0x780
[  432.712682]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.717086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.722634]  ? bpf_test_init.isra.10+0x70/0x100
[  432.727302]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  432.732060]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.736896]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.742425]  ? fput+0x130/0x1a0
[  432.745700]  ? __bpf_prog_get+0x9b/0x290
[  432.749756]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.754590]  ? bpf_prog_test_run+0x130/0x1a0
[  432.758995]  ? __x64_sys_bpf+0x3d8/0x520
[  432.763050]  ? bpf_prog_get+0x20/0x20
[  432.766864]  ? do_syscall_64+0x1b9/0x820
[  432.770918]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.776279]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.781210]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.786225]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.791245]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  432.797905]  ? __switch_to_asm+0x40/0x70
[  432.801959]  ? __switch_to_asm+0x34/0x70
[  432.806016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.810860]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.816232] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  432.816290] aoe: skb alloc failure
[  432.822814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.822819] Call Trace:
[  432.822823]  <IRQ>
[  432.822839]  dump_stack+0x244/0x39d
[  432.822857]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.826411] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.835737]  warn_alloc.cold.117+0xb7/0x1bd
[  432.838286] syz-executor0 cpuset=
[  432.840421]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.844017] syz0
[  432.849194]  ? lock_downgrade+0x900/0x900
[  432.859647]  mems_allowed=0
[  432.863958]  ? trace_hardirqs_off+0xb8/0x310
[  432.885593]  ? trace_hardirqs_off+0xb8/0x310
[  432.890008]  __alloc_pages_slowpath+0x2660/0x2d70
[  432.894871]  ? warn_alloc+0x120/0x120
[  432.898671]  ? warn_alloc+0x120/0x120
[  432.902470]  ? print_usage_bug+0xc0/0xc0
[  432.906526]  ? warn_alloc+0x120/0x120
[  432.910337]  ? print_usage_bug+0xc0/0xc0
[  432.914392]  ? __lock_acquire+0x62f/0x4c20
[  432.918630]  ? __lock_acquire+0x62f/0x4c20
[  432.922860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.928394]  ? should_fail+0x22d/0xd01
[  432.932276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.937551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.942650]  ? __lock_acquire+0x62f/0x4c20
[  432.946881]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.951976]  ? __lock_acquire+0x62f/0x4c20
[  432.956206]  ? should_fail+0x22d/0xd01
[  432.960095]  ? rcu_irq_exit+0x1a2/0x390
[  432.964076]  ? mark_held_locks+0x130/0x130
[  432.968315]  ? mark_held_locks+0x130/0x130
[  432.972550]  ? mark_held_locks+0xc7/0x130
[  432.976692]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.981703]  ? zap_class+0x640/0x640
[  432.985410]  ? print_usage_bug+0xc0/0xc0
[  432.989486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.995017]  ? check_preemption_disabled+0x48/0x280
[  433.000035]  ? __lock_is_held+0xb5/0x140
[  433.004099]  __alloc_pages_nodemask+0xa80/0xde0
[  433.008771]  ? zap_class+0x640/0x640
[  433.012483]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  433.017503]  ? find_held_lock+0x36/0x1c0
[  433.021646]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.026313]  ? lock_downgrade+0x900/0x900
[  433.030460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.035994]  cache_grow_begin+0xa5/0x8c0
[  433.040046]  ? do_raw_spin_unlock+0xa7/0x330
[  433.044463]  fallback_alloc+0x204/0x2e0
[  433.048440]  ____cache_alloc_node+0x1c7/0x1e0
[  433.052933]  kmem_cache_alloc_node+0xe3/0x730
[  433.057423]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.061659]  __alloc_skb+0x119/0x770
[  433.065365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.070638]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.075040]  ? lock_downgrade+0x900/0x900
[  433.079190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.084721]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.090172]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.095638]  ? addrconf_rs_timer+0x690/0x690
[  433.100051]  ndisc_alloc_skb+0x144/0x340
[  433.104114]  ndisc_send_rs+0x331/0x6e0
[  433.108000]  addrconf_rs_timer+0x314/0x690
[  433.112243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.116485]  call_timer_fn+0x272/0x920
[  433.120365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.124599]  ? process_timeout+0x40/0x40
[  433.128663]  ? mark_held_locks+0xc7/0x130
[  433.132807]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.137297]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.141816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.146045]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.150634]  ? trace_hardirqs_on+0xbd/0x310
[  433.154950]  ? kasan_check_read+0x11/0x20
[  433.159098]  ? __run_timers+0x7da/0xc70
[  433.163073]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.168177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.172409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.176639]  __run_timers+0x7e5/0xc70
[  433.180433]  ? rcu_irq_exit+0x1a2/0x390
[  433.184411]  ? timer_fixup_init+0x70/0x70
[  433.188553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.194097]  ? check_preemption_disabled+0x48/0x280
[  433.199114]  ? mark_held_locks+0xc7/0x130
[  433.203276]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  433.208292]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.213046]  ? retint_kernel+0x2d/0x2d
[  433.216934]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.221861]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.226610]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.232055]  ? zap_class+0x640/0x640
[  433.235783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.241313]  ? check_preemption_disabled+0x48/0x280
[  433.246335]  ? __lock_is_held+0xb5/0x140
[  433.250394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.255924]  ? check_preemption_disabled+0x48/0x280
[  433.260940]  run_timer_softirq+0x52/0xb0
[  433.264998]  ? rcu_read_lock_sched_held+0x14f/0x180
[  433.270008]  __do_softirq+0x308/0xb7e
[  433.273823]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  433.278310]  ? lock_downgrade+0x900/0x900
[  433.282457]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  433.287561]  ? pvclock_read_flags+0x160/0x160
[  433.292067]  ? lapic_next_event+0x5a/0x90
[  433.296213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.301747]  ? kvm_clock_read+0x18/0x30
[  433.305714]  ? kvm_sched_clock_read+0x9/0x20
[  433.310118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.315650]  ? check_preemption_disabled+0x48/0x280
[  433.320671]  irq_exit+0x17f/0x1c0
[  433.324120]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.328966]  ? smp_reschedule_interrupt+0x109/0x650
[  433.333979]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.339865]  ? interrupt_entry+0xb5/0xc0
[  433.343935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.348943]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.353953]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.358791]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.363803]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.368809]  ? task_prio+0x50/0x50
[  433.372345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.377874]  ? check_preemption_disabled+0x48/0x280
[  433.382889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.387731]  apic_timer_interrupt+0xf/0x20
[  433.391959]  </IRQ>
[  433.394190] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  433.399373] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  433.418265] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  433.425980] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  433.433241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  433.440501] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  433.447761] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  433.455027] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  433.462346]  retint_kernel+0x1b/0x2d
[  433.466062] RIP: 0010:dump_stack+0x358/0x39d
[  433.470466] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  433.489360] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  433.497067] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  433.504332] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  433.511864] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  433.519130] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  433.526404] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  433.533686]  ? dump_stack+0x34f/0x39d
[  433.537495]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.542690]  dump_header+0x27b/0xf72
[  433.546402]  ? mark_held_locks+0x130/0x130
[  433.550631]  ? pagefault_out_of_memory+0x197/0x197
[  433.555565]  ? __lock_acquire+0x62f/0x4c20
[  433.559792]  ? zap_class+0x640/0x640
[  433.563499]  ? percpu_ref_get_many+0x240/0x240
[  433.568073]  ? print_usage_bug+0xc0/0xc0
[  433.572129]  ? print_usage_bug+0xc0/0xc0
[  433.576188]  ? zap_class+0x640/0x640
[  433.579899]  ? print_usage_bug+0xc0/0xc0
[  433.583952]  ? print_usage_bug+0xc0/0xc0
[  433.588011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.593557]  ? find_held_lock+0x36/0x1c0
[  433.597623]  ? mark_held_locks+0xc7/0x130
[  433.601768]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.606865]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.611963]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  433.616545]  ? trace_hardirqs_on+0xbd/0x310
[  433.620858]  ? kasan_check_read+0x11/0x20
[  433.625015]  ? ___ratelimit+0x3b4/0x672
[  433.628994]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.634093]  ? trace_hardirqs_on+0x310/0x310
[  433.638495]  ? lock_downgrade+0x900/0x900
[  433.642647]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.647745]  ? ___ratelimit+0x3b9/0x672
[  433.651716]  ? idr_get_free+0xec0/0xec0
[  433.655681]  ? find_held_lock+0x36/0x1c0
[  433.659743]  oom_kill_process.cold.27+0x10/0x903
[  433.664492]  ? zap_class+0x640/0x640
[  433.668216]  ? check_preemption_disabled+0x48/0x280
[  433.673229]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.678680]  ? kasan_check_read+0x11/0x20
[  433.682830]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.688100]  ? oom_evaluate_task+0x540/0x540
[  433.692506]  ? find_held_lock+0x36/0x1c0
[  433.696571]  ? out_of_memory+0x974/0x1430
[  433.700712]  ? lock_downgrade+0x900/0x900
[  433.704848]  ? check_preemption_disabled+0x48/0x280
[  433.709858]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.714779]  ? kasan_check_read+0x11/0x20
[  433.718918]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.724191]  ? rcu_softirq_qs+0x20/0x20
[  433.728162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.733692]  ? oom_evaluate_task+0x302/0x540
[  433.738097]  out_of_memory+0xa84/0x1430
[  433.742107]  ? oom_killer_disable+0x3a0/0x3a0
[  433.746599]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  433.751530]  ? __mutex_add_waiter+0x2a0/0x2a0
[  433.756038]  __alloc_pages_slowpath+0x22d4/0x2d70
[  433.760903]  ? warn_alloc+0x120/0x120
[  433.764701]  ? rcu_softirq_qs+0x20/0x20
[  433.768693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.774234]  ? should_fail+0x22d/0xd01
[  433.778115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.783221]  ? zap_class+0x640/0x640
[  433.786950]  ? __lock_is_held+0xb5/0x140
[  433.791021]  ? mark_held_locks+0x130/0x130
[  433.795253]  ? lock_release+0xa00/0xa00
[  433.799222]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.804673]  ? __might_sleep+0x95/0x190
[  433.808648]  __alloc_pages_nodemask+0xa80/0xde0
[  433.813329]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  433.818339]  ? __page_cache_alloc+0x191/0x5c0
[  433.822828]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.827762]  ? kasan_check_read+0x11/0x20
[  433.831904]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.837175]  ? zap_class+0x640/0x640
[  433.840888]  ? zap_class+0x640/0x640
[  433.844603]  ? zap_class+0x640/0x640
[  433.848314]  ? __do_page_cache_readahead+0x7ce/0x980
[  433.853420]  ? find_held_lock+0x36/0x1c0
[  433.857481]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  433.863022]  alloc_pages_current+0x173/0x350
[  433.867433]  __page_cache_alloc+0x38c/0x5c0
[  433.871746]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.876667]  ? kasan_check_read+0x11/0x20
[  433.880812]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.886082]  ? generic_perform_write+0x6a0/0x6a0
[  433.890834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.896363]  ? check_preemption_disabled+0x48/0x280
[  433.901383]  filemap_fault+0x1594/0x25f0
[  433.905453]  ? __lock_page_or_retry+0xa00/0xa00
[  433.910128]  ? mark_held_locks+0x130/0x130
[  433.914354]  ? rcu_softirq_qs+0x20/0x20
[  433.918341]  ? filemap_map_pages+0xe04/0x1990
[  433.922843]  ? __free_object+0x173/0x340
[  433.926899]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  433.931911]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.937019]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  433.941693]  ? debug_object_free+0x32d/0x690
[  433.946092]  ? kasan_check_read+0x11/0x20
[  433.950241]  ? debug_object_destroy+0x2b0/0x2b0
[  433.954909]  ? lock_pi_update_atomic+0x150/0x150
[  433.959674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.965203]  ? __hrtimer_init+0xdb/0x240
[  433.969270]  ? lock_acquire+0x1ed/0x520
[  433.973239]  ? ext4_filemap_fault+0x7a/0xad
[  433.977558]  ? lock_release+0xa00/0xa00
[  433.981528]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.986985]  ? print_usage_bug+0xc0/0xc0
[  433.991045]  ? print_usage_bug+0xc0/0xc0
[  433.995113]  ? down_read+0x8d/0x120
[  433.998734]  ? ext4_filemap_fault+0x7a/0xad
[  434.003049]  ? __down_interruptible+0x700/0x700
[  434.007721]  ext4_filemap_fault+0x82/0xad
[  434.011870]  __do_fault+0x100/0x6b0
[  434.015494]  ? pmd_devmap_trans_unstable+0x220/0x220
[  434.020598]  ? mark_held_locks+0x130/0x130
[  434.024830]  ? mark_held_locks+0x130/0x130
[  434.029059]  ? debug_smp_processor_id+0x1c/0x20
[  434.033718]  ? perf_trace_lock+0x14d/0x7a0
[  434.037949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.043485]  __handle_mm_fault+0x307c/0x5920
[  434.047903]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  434.052737]  ? lock_is_held_type+0x210/0x210
[  434.057159]  ? zap_class+0x640/0x640
[  434.060862]  ? zap_class+0x640/0x640
[  434.064565]  ? __x64_sys_futex+0x53e/0x6a0
[  434.068810]  ? find_held_lock+0x36/0x1c0
[  434.072877]  ? handle_mm_fault+0x42a/0xc70
[  434.077105]  ? lock_downgrade+0x900/0x900
[  434.081248]  ? check_preemption_disabled+0x48/0x280
[  434.086262]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  434.091185]  ? kasan_check_read+0x11/0x20
[  434.095327]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.100612]  ? rcu_softirq_qs+0x20/0x20
[  434.104582]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.109691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.115225]  ? check_preemption_disabled+0x48/0x280
[  434.120242]  handle_mm_fault+0x54f/0xc70
[  434.124300]  ? __handle_mm_fault+0x5920/0x5920
[  434.128878]  ? find_vma+0x34/0x190
[  434.132416]  __do_page_fault+0x5e8/0xe60
[  434.136470]  ? trace_hardirqs_off+0xb8/0x310
[  434.140896]  ? __ia32_sys_read+0xb0/0xb0
[  434.144959]  do_page_fault+0xf2/0x7e0
[  434.148760]  ? vmalloc_sync_all+0x30/0x30
[  434.152902]  ? error_entry+0x70/0xd0
[  434.156611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.161618]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.166557]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.171483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.176342]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.181361]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.186810]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.191816]  ? page_fault+0x8/0x30
[  434.195351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.200192]  ? page_fault+0x8/0x30
[  434.203752]  page_fault+0x1e/0x30
[  434.207203] RIP: 0033:0x45ddf3
[  434.210400] Code: Bad RIP value.
[  434.213763] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  434.219120] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  434.226379] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  434.233640] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  434.240906] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  434.248166] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  434.255444] warn_alloc_show_mem: 1 callbacks suppressed
[  434.255454] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  434.255455] Mem-Info:
[  434.255484] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  434.255484]  active_file:13 inactive_file:13 isolated_file:0
[  434.255484]  unevictable:0 dirty:0 writeback:0 unstable:0
[  434.255484]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  434.255484]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  434.255484]  free:13753 free_pcp:603 free_cma:0
[  434.260815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.260821] Call Trace:
[  434.267745] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  434.270139]  <IRQ>
[  434.303172] Node 0 
[  434.312515]  dump_stack+0x244/0x39d
[  434.315092] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  434.342645]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.344759] lowmem_reserve[]: 0
[  434.347005]  warn_alloc.cold.117+0xb7/0x1bd
[  434.350589]  2818 6321
[  434.376087]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.381249]  6321
[  434.384522]  ? lock_downgrade+0x900/0x900
[  434.388819] Node 0 
[  434.391395]  ? trace_hardirqs_off+0xb8/0x310
[  434.396226] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  434.398260]  ? trace_hardirqs_off+0xb8/0x310
[  434.402371] lowmem_reserve[]: 0
[  434.404607]  __alloc_pages_slowpath+0x2660/0x2d70
[  434.408984]  0
[  434.435961]  ? warn_alloc+0x120/0x120
[  434.440314]  3503 3503
[  434.443586]  ? __lock_acquire+0x62f/0x4c20
[  434.450189]  ? __lock_acquire+0x62f/0x4c20
[  434.453968] Node 0 
[  434.456458]  ? warn_alloc+0x120/0x120
[  434.460690] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  434.464889]  ? print_usage_bug+0xc0/0xc0
[  434.467094] lowmem_reserve[]: 0
[  434.470888]  ? warn_alloc+0x120/0x120
[  434.499395]  0
[  434.503443]  ? print_usage_bug+0xc0/0xc0
[  434.506710]  0
[  434.510504]  ? mark_held_locks+0x130/0x130
[  434.512271]  0
[  434.516329]  ? mark_held_locks+0x130/0x130
[  434.518115] Node 0 
[  434.522334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.524115] DMA: 1*4kB 
[  434.528350]  ? should_fail+0x22d/0xd01
[  434.530555] (U) 
[  434.536075]  ? zap_class+0x640/0x640
[  434.538629] 0*8kB 
[  434.542502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.544451] 0*16kB 
[  434.548148]  ? __lock_acquire+0x62f/0x4c20
[  434.550272] 1*32kB 
[  434.555361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.557570] (U) 
[  434.561789]  ? should_fail+0x22d/0xd01
[  434.564004] 2*64kB 
[  434.569125]  ? mark_held_locks+0x130/0x130
[  434.571065] (U) 
[  434.574936]  ? mark_held_locks+0x130/0x130
[  434.577143] 1*128kB (U) 
[  434.581366]  ? lock_downgrade+0x900/0x900
[  434.583313] 1*256kB (U) 
[  434.587539]  ? zap_class+0x640/0x640
[  434.590178] 0*512kB 1*1024kB 
[  434.594318]  ? zap_class+0x640/0x640
[  434.596964] (U) 1*2048kB (M) 
[  434.600676]  ? zap_class+0x640/0x640
[  434.603749] 3*4096kB (M) 
[  434.607451]  ? do_raw_spin_unlock+0xa7/0x330
[  434.610527] = 15908kB
[  434.610534] Node 0 
[  434.614235]  ? trace_hardirqs_on+0x310/0x310
[  434.616969] DMA32: 
[  434.621363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.623744] 5*4kB 
[  434.625975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.630347] (UM) 1*8kB 
[  434.632580]  ? check_preemption_disabled+0x48/0x280
[  434.638081] (H) 2*16kB 
[  434.640257]  ? __lock_is_held+0xb5/0x140
[  434.645773] (M) 
[  434.648344]  __alloc_pages_nodemask+0xa80/0xde0
[  434.653328] 3*32kB 
[  434.655896]  ? zap_class+0x640/0x640
[  434.659930] (M) 
[  434.661904]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  434.666534] 3*64kB (MH) 
[  434.668788]  ? find_held_lock+0x36/0x1c0
[  434.672466] 4*128kB (M) 
[  434.674443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.674453]  ? lock_downgrade+0x900/0x900
[  434.674471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.674490]  cache_grow_begin+0xa5/0x8c0
[  434.679472] 5*256kB (UMH) 
[  434.682134]  ? do_raw_spin_unlock+0xa7/0x330
[  434.686169] 5*512kB 
[  434.688856]  fallback_alloc+0x204/0x2e0
[  434.693489] (UMH) 
[  434.697625]  ____cache_alloc_node+0x1c7/0x1e0
[  434.703124] 4*1024kB (UMH) 
[  434.707180]  kmem_cache_alloc_node+0xe3/0x730
[  434.709996] 2*2048kB 
[  434.714386]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.716677] (UM) 
[  434.720640]  __alloc_skb+0x119/0x770
[  434.722753] 3*4096kB (M) 
[  434.727238]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  434.730132] = 25180kB
[  434.730139] Node 0 
[  434.734619]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.737001] Normal: 
[  434.741569]  ? vprintk_default+0x28/0x30
[  434.743599] 1917*4kB 
[  434.747318]  ? vprintk_func+0x85/0x181
[  434.750045] (UME) 
[  434.755398]  ? printk+0xa7/0xcf
[  434.757781] 392*8kB 
[  434.760006]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  434.764376] (UME) 105*16kB 
[  434.766703]  new_skb+0x26/0x1c0
[  434.770727] (UME) 
[  434.773128]  aoecmd_cfg+0x279/0x7f0
[  434.776980] 43*32kB (UM) 
[  434.779127]  ? find_held_lock+0x36/0x1c0
[  434.782374] 1*64kB (U) 
[  434.784693]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  434.789418] 0*128kB 
[  434.792337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.795587] 0*256kB 
[  434.797731]  ? __lock_is_held+0xb5/0x140
[  434.801319] 0*512kB 0*1024kB 
[  434.804082]  discover_timer+0x50/0x60
[  434.808105] 0*2048kB 0*4096kB 
[  434.810683]  call_timer_fn+0x272/0x920
[  434.814980] = 13924kB
[  434.817292]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.822805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.825115]  ? process_timeout+0x40/0x40
[  434.829149] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.832255]  ? __run_timers+0x7da/0xc70
[  434.836020] 7036 total pagecache pages
[  434.839197]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.843058] 0 pages in swap cache
[  434.845445]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.850255] Swap cache stats: add 0, delete 0, find 0/0
[  434.850262] Free swap  = 0kB
[  434.859081]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.863109] Total swap = 0kB
[  434.871668]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.875653] 1965979 pages RAM
[  434.879527]  ? trace_hardirqs_on+0xbd/0x310
[  434.883991] 0 pages HighMem/MovableOnly
[  434.887435]  ? kasan_check_read+0x11/0x20
[  434.891910] 342867 pages reserved
[  434.891916] 0 pages cma reserved
[  434.897271]  ? __run_timers+0x7da/0xc70
[  434.900315] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.905080]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.905109]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.908152] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.912668]  __run_timers+0x7e5/0xc70
[  434.915745] syz-fuzzer cpuset=
[  434.920077]  ? timer_fixup_init+0x70/0x70
[  434.924014] /
[  434.928150]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.931574]  mems_allowed=0
[  434.934920]  ? zap_class+0x640/0x640
[  434.989857]  ? enqueue_hrtimer+0x1a5/0x560
[  434.994090]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.999279]  ? find_held_lock+0x36/0x1c0
[  435.003337]  ? zap_class+0x640/0x640
[  435.007047]  ? pvclock_read_flags+0x160/0x160
[  435.011534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.017063]  ? check_preemption_disabled+0x48/0x280
[  435.022083]  ? __lock_is_held+0xb5/0x140
[  435.026136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.031664]  ? check_preemption_disabled+0x48/0x280
[  435.036687]  run_timer_softirq+0x52/0xb0
[  435.040738]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.045750]  __do_softirq+0x308/0xb7e
[  435.049553]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.054042]  ? lock_downgrade+0x900/0x900
[  435.058189]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.063291]  ? pvclock_read_flags+0x160/0x160
[  435.067783]  ? lapic_next_event+0x5a/0x90
[  435.071938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.077472]  ? kvm_clock_read+0x18/0x30
[  435.081457]  ? kvm_sched_clock_read+0x9/0x20
[  435.085871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.091400]  ? check_preemption_disabled+0x48/0x280
[  435.096419]  irq_exit+0x17f/0x1c0
[  435.099865]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.104708]  ? smp_reschedule_interrupt+0x109/0x650
[  435.109714]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.115591]  ? interrupt_entry+0xb5/0xc0
[  435.119647]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.124655]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.129668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.134503]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.139511]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.144514]  ? task_prio+0x50/0x50
[  435.148056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.153584]  ? check_preemption_disabled+0x48/0x280
[  435.158594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.163435]  apic_timer_interrupt+0xf/0x20
[  435.167656]  </IRQ>
[  435.169889] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  435.174826] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  435.193717] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  435.201418] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  435.208682] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  435.215946] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  435.223218] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  435.230477] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  435.237773]  skb_clone+0x1bb/0x500
[  435.241309]  ? finish_task_switch+0x2f4/0x910
[  435.245799]  ? skb_split+0x11e0/0x11e0
[  435.249685]  ? preempt_notifier_register+0x200/0x200
[  435.254777]  ? __switch_to_asm+0x34/0x70
[  435.258833]  ? __switch_to_asm+0x34/0x70
[  435.262890]  ? __switch_to_asm+0x40/0x70
[  435.266958]  ? __switch_to_asm+0x34/0x70
[  435.271015]  ? __switch_to_asm+0x40/0x70
[  435.275068]  ? __switch_to_asm+0x34/0x70
[  435.279123]  ? __switch_to_asm+0x40/0x70
[  435.283179]  ? __switch_to_asm+0x34/0x70
[  435.287233]  ? __switch_to_asm+0x34/0x70
[  435.291290]  ? __switch_to_asm+0x40/0x70
[  435.295344]  ? __switch_to_asm+0x34/0x70
[  435.299413]  bpf_clone_redirect+0xb9/0x490
[  435.303639]  ? __schedule+0x8d7/0x21d0
[  435.307523]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  435.312532]  ? __sched_text_start+0x8/0x8
[  435.316687]  ? find_held_lock+0x36/0x1c0
[  435.320747]  ? lock_acquire+0x1ed/0x520
[  435.324716]  ? bpf_test_run+0x3cb/0x780
[  435.328682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.334211]  ? check_preemption_disabled+0x48/0x280
[  435.339226]  ? kasan_check_read+0x11/0x20
[  435.343367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.348640]  ? rcu_softirq_qs+0x20/0x20
[  435.352611]  ? preempt_schedule+0x4d/0x60
[  435.356764]  ? ___preempt_schedule+0x16/0x18
[  435.361180]  ? bpf_test_run+0x25d/0x780
[  435.365155]  ? netlink_diag_dump+0x2a0/0x2a0
[  435.369555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.375083]  ? bpf_test_init.isra.10+0x70/0x100
[  435.379749]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  435.384522]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.389361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.394904]  ? fput+0x130/0x1a0
[  435.398194]  ? __bpf_prog_get+0x9b/0x290
[  435.402264]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.407105]  ? bpf_prog_test_run+0x130/0x1a0
[  435.411507]  ? __x64_sys_bpf+0x3d8/0x520
[  435.415558]  ? bpf_prog_get+0x20/0x20
[  435.419365]  ? do_syscall_64+0x1b9/0x820
[  435.423419]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  435.428780]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.433712]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.438725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.443733]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  435.450392]  ? __switch_to_asm+0x40/0x70
[  435.454449]  ? __switch_to_asm+0x34/0x70
[  435.458509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.463353]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.468729] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  435.468786] aoe: skb alloc failure
[  435.475296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.475300] Call Trace:
[  435.475305]  <IRQ>
[  435.475322]  dump_stack+0x244/0x39d
[  435.475341]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.478910] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.488233]  warn_alloc.cold.117+0xb7/0x1bd
[  435.490784] syz-executor0 cpuset=
[  435.492922]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.496523] syz0
[  435.501701]  ? lock_downgrade+0x900/0x900
[  435.512693]  mems_allowed=0
[  435.517013]  ? trace_hardirqs_off+0xb8/0x310
[  435.538649]  ? trace_hardirqs_off+0xb8/0x310
[  435.543060]  __alloc_pages_slowpath+0x2660/0x2d70
[  435.547926]  ? warn_alloc+0x120/0x120
[  435.551739]  ? warn_alloc+0x120/0x120
[  435.555540]  ? print_usage_bug+0xc0/0xc0
[  435.559597]  ? warn_alloc+0x120/0x120
[  435.563398]  ? print_usage_bug+0xc0/0xc0
[  435.567463]  ? __lock_acquire+0x62f/0x4c20
[  435.571709]  ? __lock_acquire+0x62f/0x4c20
[  435.575965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.581493]  ? should_fail+0x22d/0xd01
[  435.585382]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.590477]  ? __lock_acquire+0x62f/0x4c20
[  435.594708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.599807]  ? __lock_acquire+0x62f/0x4c20
[  435.604065]  ? should_fail+0x22d/0xd01
[  435.607944]  ? find_held_lock+0x36/0x1c0
[  435.612006]  ? mark_held_locks+0x130/0x130
[  435.616251]  ? mark_held_locks+0x130/0x130
[  435.620481]  ? zap_class+0x640/0x640
[  435.624189]  ? zap_class+0x640/0x640
[  435.627904]  ? print_usage_bug+0xc0/0xc0
[  435.631955]  ? do_raw_spin_unlock+0xa7/0x330
[  435.636357]  ? zap_class+0x640/0x640
[  435.640068]  ? print_usage_bug+0xc0/0xc0
[  435.644120]  ? wq_watchdog_touch+0x9c/0xfe
[  435.648360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.653899]  ? check_preemption_disabled+0x48/0x280
[  435.658940]  ? __lock_is_held+0xb5/0x140
[  435.662998]  __alloc_pages_nodemask+0xa80/0xde0
[  435.667661]  ? zap_class+0x640/0x640
[  435.671377]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  435.676896]  ? find_held_lock+0x36/0x1c0
[  435.680962]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.685627]  ? lock_downgrade+0x900/0x900
[  435.689778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.695316]  cache_grow_begin+0xa5/0x8c0
[  435.699368]  ? do_raw_spin_unlock+0xa7/0x330
[  435.703809]  fallback_alloc+0x204/0x2e0
[  435.707791]  ____cache_alloc_node+0x1c7/0x1e0
[  435.712284]  kmem_cache_alloc_node+0xe3/0x730
[  435.716771]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.721009]  __alloc_skb+0x119/0x770
[  435.724716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.730000]  ? netdev_alloc_frag+0x1f0/0x1f0
[  435.734399]  ? lock_downgrade+0x900/0x900
[  435.738547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.744079]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.749529]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.754974]  ? addrconf_rs_timer+0x690/0x690
[  435.759389]  ndisc_alloc_skb+0x144/0x340
[  435.763446]  ndisc_send_rs+0x331/0x6e0
[  435.767335]  addrconf_rs_timer+0x314/0x690
[  435.771575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.775831]  call_timer_fn+0x272/0x920
[  435.779721]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.783965]  ? process_timeout+0x40/0x40
[  435.788027]  ? mark_held_locks+0xc7/0x130
[  435.792172]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.796661]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.801147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.805378]  ? lockdep_hardirqs_on+0x296/0x5b0
[  435.809953]  ? trace_hardirqs_on+0xbd/0x310
[  435.814270]  ? kasan_check_read+0x11/0x20
[  435.818410]  ? __run_timers+0x7da/0xc70
[  435.822382]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.827481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.831716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.835943]  __run_timers+0x7e5/0xc70
[  435.839757]  ? rcu_irq_exit+0x1a2/0x390
[  435.843735]  ? timer_fixup_init+0x70/0x70
[  435.847880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.853409]  ? check_preemption_disabled+0x48/0x280
[  435.858431]  ? mark_held_locks+0xc7/0x130
[  435.862571]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  435.867604]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.872363]  ? retint_kernel+0x2d/0x2d
[  435.876247]  ? trace_hardirqs_on_caller+0xc0/0x310
[  435.881172]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.885922]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.891373]  ? zap_class+0x640/0x640
[  435.895087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.900618]  ? check_preemption_disabled+0x48/0x280
[  435.905637]  ? __lock_is_held+0xb5/0x140
[  435.909710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.915241]  ? check_preemption_disabled+0x48/0x280
[  435.920259]  run_timer_softirq+0x52/0xb0
[  435.924326]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.929359]  __do_softirq+0x308/0xb7e
[  435.933278]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.937765]  ? lock_downgrade+0x900/0x900
[  435.941909]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.947011]  ? pvclock_read_flags+0x160/0x160
[  435.951511]  ? lapic_next_event+0x5a/0x90
[  435.955655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.961207]  ? kvm_clock_read+0x18/0x30
[  435.965174]  ? kvm_sched_clock_read+0x9/0x20
[  435.969576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.975122]  ? check_preemption_disabled+0x48/0x280
[  435.980138]  irq_exit+0x17f/0x1c0
[  435.983584]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.988417]  ? smp_reschedule_interrupt+0x109/0x650
[  435.993428]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.999306]  ? interrupt_entry+0xb5/0xc0
[  436.003368]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.008386]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.013395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.018236]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.023252]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.028261]  ? task_prio+0x50/0x50
[  436.031799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.037328]  ? check_preemption_disabled+0x48/0x280
[  436.042360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.047201]  apic_timer_interrupt+0xf/0x20
[  436.051435]  </IRQ>
[  436.053668] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  436.058858] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  436.077751] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  436.085459] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  436.092720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  436.099985] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  436.107249] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  436.114511] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  436.121799]  retint_kernel+0x1b/0x2d
[  436.125517] RIP: 0010:dump_stack+0x358/0x39d
[  436.129919] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  436.148808] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  436.156516] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  436.163775] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  436.171035] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  436.178297] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  436.185558] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  436.192842]  ? dump_stack+0x34f/0x39d
[  436.196645]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.201846]  dump_header+0x27b/0xf72
[  436.205564]  ? mark_held_locks+0x130/0x130
[  436.209798]  ? pagefault_out_of_memory+0x197/0x197
[  436.214735]  ? __lock_acquire+0x62f/0x4c20
[  436.218969]  ? zap_class+0x640/0x640
[  436.222678]  ? percpu_ref_get_many+0x240/0x240
[  436.227260]  ? print_usage_bug+0xc0/0xc0
[  436.231334]  ? print_usage_bug+0xc0/0xc0
[  436.235411]  ? zap_class+0x640/0x640
[  436.239122]  ? print_usage_bug+0xc0/0xc0
[  436.243176]  ? print_usage_bug+0xc0/0xc0
[  436.247236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.252768]  ? find_held_lock+0x36/0x1c0
[  436.256837]  ? mark_held_locks+0xc7/0x130
[  436.260982]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.266081]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.271176]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  436.275756]  ? trace_hardirqs_on+0xbd/0x310
[  436.280069]  ? kasan_check_read+0x11/0x20
[  436.284212]  ? ___ratelimit+0x3b4/0x672
[  436.288184]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.293281]  ? trace_hardirqs_on+0x310/0x310
[  436.297685]  ? lock_downgrade+0x900/0x900
[  436.301850]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.306944]  ? ___ratelimit+0x3b9/0x672
[  436.310912]  ? idr_get_free+0xec0/0xec0
[  436.314880]  ? find_held_lock+0x36/0x1c0
[  436.318947]  oom_kill_process.cold.27+0x10/0x903
[  436.323698]  ? zap_class+0x640/0x640
[  436.327598]  ? check_preemption_disabled+0x48/0x280
[  436.332612]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.337535]  ? kasan_check_read+0x11/0x20
[  436.341676]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.346946]  ? oom_evaluate_task+0x540/0x540
[  436.351354]  ? find_held_lock+0x36/0x1c0
[  436.355418]  ? out_of_memory+0x974/0x1430
[  436.359581]  ? lock_downgrade+0x900/0x900
[  436.363728]  ? check_preemption_disabled+0x48/0x280
[  436.368745]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.373668]  ? kasan_check_read+0x11/0x20
[  436.377819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.383089]  ? rcu_softirq_qs+0x20/0x20
[  436.387063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.392591]  ? oom_evaluate_task+0x302/0x540
[  436.397128]  out_of_memory+0xa84/0x1430
[  436.401109]  ? oom_killer_disable+0x3a0/0x3a0
[  436.405598]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  436.410523]  ? __mutex_add_waiter+0x2a0/0x2a0
[  436.415028]  __alloc_pages_slowpath+0x22d4/0x2d70
[  436.419889]  ? warn_alloc+0x120/0x120
[  436.423683]  ? rcu_softirq_qs+0x20/0x20
[  436.427678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.433220]  ? should_fail+0x22d/0xd01
[  436.437105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.442201]  ? zap_class+0x640/0x640
[  436.445932]  ? __lock_is_held+0xb5/0x140
[  436.449999]  ? mark_held_locks+0x130/0x130
[  436.454228]  ? lock_release+0xa00/0xa00
[  436.458201]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.463658]  ? __might_sleep+0x95/0x190
[  436.467631]  __alloc_pages_nodemask+0xa80/0xde0
[  436.472301]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  436.477327]  ? __page_cache_alloc+0x191/0x5c0
[  436.481830]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.486754]  ? kasan_check_read+0x11/0x20
[  436.490901]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.496171]  ? zap_class+0x640/0x640
[  436.499894]  ? zap_class+0x640/0x640
[  436.503601]  ? zap_class+0x640/0x640
[  436.507316]  ? __do_page_cache_readahead+0x7ce/0x980
[  436.512415]  ? find_held_lock+0x36/0x1c0
[  436.516493]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  436.522043]  alloc_pages_current+0x173/0x350
[  436.526452]  __page_cache_alloc+0x38c/0x5c0
[  436.530767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.535716]  ? kasan_check_read+0x11/0x20
[  436.539859]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.545147]  ? generic_perform_write+0x6a0/0x6a0
[  436.549897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.555428]  ? check_preemption_disabled+0x48/0x280
[  436.560444]  filemap_fault+0x1594/0x25f0
[  436.564509]  ? __lock_page_or_retry+0xa00/0xa00
[  436.569173]  ? mark_held_locks+0x130/0x130
[  436.573401]  ? rcu_softirq_qs+0x20/0x20
[  436.577384]  ? filemap_map_pages+0xe04/0x1990
[  436.581887]  ? __free_object+0x173/0x340
[  436.585944]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  436.590868]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.595965]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  436.600658]  ? debug_object_free+0x32d/0x690
[  436.605061]  ? kasan_check_read+0x11/0x20
[  436.609212]  ? debug_object_destroy+0x2b0/0x2b0
[  436.613874]  ? lock_pi_update_atomic+0x150/0x150
[  436.618622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.624152]  ? __hrtimer_init+0xdb/0x240
[  436.628221]  ? lock_acquire+0x1ed/0x520
[  436.632193]  ? ext4_filemap_fault+0x7a/0xad
[  436.636512]  ? lock_release+0xa00/0xa00
[  436.640491]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.645937]  ? print_usage_bug+0xc0/0xc0
[  436.649991]  ? print_usage_bug+0xc0/0xc0
[  436.654054]  ? down_read+0x8d/0x120
[  436.657671]  ? ext4_filemap_fault+0x7a/0xad
[  436.661989]  ? __down_interruptible+0x700/0x700
[  436.666659]  ext4_filemap_fault+0x82/0xad
[  436.670808]  __do_fault+0x100/0x6b0
[  436.674457]  ? pmd_devmap_trans_unstable+0x220/0x220
[  436.679552]  ? mark_held_locks+0x130/0x130
[  436.683792]  ? mark_held_locks+0x130/0x130
[  436.688039]  ? debug_smp_processor_id+0x1c/0x20
[  436.692704]  ? perf_trace_lock+0x14d/0x7a0
[  436.696953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.702486]  __handle_mm_fault+0x307c/0x5920
[  436.706915]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  436.711753]  ? lock_is_held_type+0x210/0x210
[  436.716186]  ? zap_class+0x640/0x640
[  436.719891]  ? zap_class+0x640/0x640
[  436.723598]  ? __x64_sys_futex+0x53e/0x6a0
[  436.727832]  ? find_held_lock+0x36/0x1c0
[  436.731895]  ? handle_mm_fault+0x42a/0xc70
[  436.736123]  ? lock_downgrade+0x900/0x900
[  436.740263]  ? check_preemption_disabled+0x48/0x280
[  436.745284]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.750213]  ? kasan_check_read+0x11/0x20
[  436.754354]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.759640]  ? rcu_softirq_qs+0x20/0x20
[  436.763607]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.768703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.774233]  ? check_preemption_disabled+0x48/0x280
[  436.779248]  handle_mm_fault+0x54f/0xc70
[  436.783311]  ? __handle_mm_fault+0x5920/0x5920
[  436.787897]  ? find_vma+0x34/0x190
[  436.791442]  __do_page_fault+0x5e8/0xe60
[  436.795495]  ? trace_hardirqs_off+0xb8/0x310
[  436.799896]  ? __ia32_sys_read+0xb0/0xb0
[  436.803960]  do_page_fault+0xf2/0x7e0
[  436.807758]  ? vmalloc_sync_all+0x30/0x30
[  436.811905]  ? error_entry+0x70/0xd0
[  436.815615]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.820631]  ? trace_hardirqs_on_caller+0xc0/0x310
[  436.825563]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.830489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.835329]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.840340]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.845792]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.850806]  ? page_fault+0x8/0x30
[  436.854357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.859198]  ? page_fault+0x8/0x30
[  436.862735]  page_fault+0x1e/0x30
[  436.866181] RIP: 0033:0x45ddf3
[  436.869385] Code: Bad RIP value.
[  436.872745] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  436.878109] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  436.885369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  436.892633] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  436.899993] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  436.907257] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  436.914546] warn_alloc_show_mem: 1 callbacks suppressed
[  436.914555] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  436.914557] Mem-Info:
[  436.914585] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  436.914585]  active_file:13 inactive_file:13 isolated_file:0
[  436.914585]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.914585]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  436.914585]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  436.914585]  free:13753 free_pcp:603 free_cma:0
[  436.919919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.919926] Call Trace:
[  436.926852] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  436.929240]  <IRQ>
[  436.962272] Node 0 
[  436.971611]  dump_stack+0x244/0x39d
[  436.974193] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  437.001774]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.003883] lowmem_reserve[]: 0
[  437.006123]  warn_alloc.cold.117+0xb7/0x1bd
[  437.009733]  2818
[  437.035221]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.040378]  6321 6321
[  437.043674]  ? lock_downgrade+0x900/0x900
[  437.047965] Node 0 
[  437.050018]  ? trace_hardirqs_off+0xb8/0x310
[  437.054866] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  437.057342]  ? trace_hardirqs_off+0xb8/0x310
[  437.061459] lowmem_reserve[]:
[  437.063689]  __alloc_pages_slowpath+0x2660/0x2d70
[  437.068058]  0 0
[  437.095047]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  437.099403]  3503 3503
[  437.102503]  ? warn_alloc+0x120/0x120
[  437.109285]  ? __lock_acquire+0x62f/0x4c20
[  437.115050] Node 0 
[  437.117531]  ? __lock_acquire+0x62f/0x4c20
[  437.121330] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  437.125524]  ? warn_alloc+0x120/0x120
[  437.127725] lowmem_reserve[]: 0
[  437.131964]  ? print_usage_bug+0xc0/0xc0
[  437.160464]  0 0
[  437.164252]  ? warn_alloc+0x120/0x120
[  437.167499]  0
[  437.171553]  ? print_usage_bug+0xc0/0xc0
[  437.173501] Node 0 
[  437.177285]  ? mark_held_locks+0x130/0x130
[  437.179059] DMA: 
[  437.183107]  ? mark_held_locks+0x130/0x130
[  437.185316] 1*4kB 
[  437.189537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.191568] (U) 0*8kB 
[  437.195799]  ? should_fail+0x22d/0xd01
[  437.197919] 0*16kB 1*32kB 
[  437.203447]  ? zap_class+0x640/0x640
[  437.205908] (U) 2*64kB 
[  437.209811]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.212628] (U) 
[  437.216328]  ? __lock_acquire+0x62f/0x4c20
[  437.218878] 1*128kB (U) 
[  437.223971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.225923] 1*256kB (U) 
[  437.230150]  ? should_fail+0x22d/0xd01
[  437.232808] 0*512kB 
[  437.237904]  ? mark_held_locks+0x130/0x130
[  437.240543] 1*1024kB 
[  437.244435]  ? mark_held_locks+0x130/0x130
[  437.246728] (U) 
[  437.250958]  ? lock_downgrade+0x900/0x900
[  437.253341] 1*2048kB (M) 
[  437.257569]  ? zap_class+0x640/0x640
[  437.259513] 3*4096kB (M) 
[  437.263653]  ? zap_class+0x640/0x640
[  437.266380] = 15908kB
[  437.266387] Node 0 
[  437.270087]  ? zap_class+0x640/0x640
[  437.272900] DMA32: 5*4kB 
[  437.276605]  ? do_raw_spin_unlock+0xa7/0x330
[  437.278982] (UM) 1*8kB 
[  437.281210]  ? trace_hardirqs_on+0x310/0x310
[  437.284895] (H) 
[  437.287641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.292019] 2*16kB 
[  437.294587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.298962] (M) 
[  437.300924]  ? check_preemption_disabled+0x48/0x280
[  437.306424] 3*32kB (M) 
[  437.308659]  ? __lock_is_held+0xb5/0x140
[  437.314156] 3*64kB (MH) 
[  437.316131]  __alloc_pages_nodemask+0xa80/0xde0
[  437.321115] 4*128kB (M) 
[  437.323690]  ? zap_class+0x640/0x640
[  437.327717] 5*256kB (UMH) 
[  437.330392]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  437.335028] 5*512kB (UMH) 
[  437.337700]  ? find_held_lock+0x36/0x1c0
[  437.341376] 4*1024kB (UMH) 
[  437.344221]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.349203] 2*2048kB 
[  437.352030]  ? lock_downgrade+0x900/0x900
[  437.356060] (UM) 
[  437.358979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.363613] 3*4096kB 
[  437.366013]  cache_grow_begin+0xa5/0x8c0
[  437.370129] (M) 
[  437.372185]  ? do_raw_spin_unlock+0xa7/0x330
[  437.377688] = 25180kB
[  437.377695] Node 0 
[  437.380099]  fallback_alloc+0x204/0x2e0
[  437.384240] Normal: 1917*4kB 
[  437.386228]  ____cache_alloc_node+0x1c7/0x1e0
[  437.390628] (UME) 
[  437.393028]  kmem_cache_alloc_node+0xe3/0x730
[  437.395232] 392*8kB 
[  437.399199]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.402275] (UME) 
[  437.406767]  __alloc_skb+0x119/0x770
[  437.408893] 105*16kB (UME) 
[  437.413379]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  437.415681] 43*32kB (UM) 
[  437.420269]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.422386] 1*64kB (U) 
[  437.426095]  ? vprintk_default+0x28/0x30
[  437.428993] 0*128kB 
[  437.434339]  ? vprintk_func+0x85/0x181
[  437.437063] 0*256kB 0*512kB 
[  437.441459]  ? printk+0xa7/0xcf
[  437.444016] 0*1024kB 
[  437.448060]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  437.450355] 0*2048kB 0*4096kB 
[  437.454244]  new_skb+0x26/0x1c0
[  437.457226] = 13924kB
[  437.460492]  aoecmd_cfg+0x279/0x7f0
[  437.462880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.467616]  ? find_held_lock+0x36/0x1c0
[  437.470786] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.474047]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  437.476516] 7036 total pagecache pages
[  437.480127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.488938] 0 pages in swap cache
[  437.492982]  ? __lock_is_held+0xb5/0x140
[  437.501524] Swap cache stats: add 0, delete 0, find 0/0
[  437.505834]  discover_timer+0x50/0x60
[  437.509910] Free swap  = 0kB
[  437.509918] Total swap = 0kB
[  437.515446]  call_timer_fn+0x272/0x920
[  437.518876] 1965979 pages RAM
[  437.522925]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.528256] 0 pages HighMem/MovableOnly
[  437.532042]  ? process_timeout+0x40/0x40
[  437.535031] 342867 pages reserved
[  437.538041]  ? __run_timers+0x7da/0xc70
[  437.541887] 0 pages cma reserved
[  437.541955] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.544982]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.544995]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.545028]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.549898] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.553813]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.557841] syz-fuzzer cpuset=
[  437.561295]  ? trace_hardirqs_on+0xbd/0x310
[  437.565244] /
[  437.568588]  ? kasan_check_read+0x11/0x20
[  437.568604]  ? __run_timers+0x7da/0xc70
[  437.575067]  mems_allowed=0
[  437.579544]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.628879]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  437.633729]  __run_timers+0x7e5/0xc70
[  437.637531]  ? timer_fixup_init+0x70/0x70
[  437.641671]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.646678]  ? zap_class+0x640/0x640
[  437.650407]  ? enqueue_hrtimer+0x1a5/0x560
[  437.654636]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.659824]  ? find_held_lock+0x36/0x1c0
[  437.663885]  ? zap_class+0x640/0x640
[  437.667595]  ? pvclock_read_flags+0x160/0x160
[  437.672104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.677934]  ? check_preemption_disabled+0x48/0x280
[  437.682957]  ? __lock_is_held+0xb5/0x140
[  437.687025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.692567]  ? check_preemption_disabled+0x48/0x280
[  437.697579]  run_timer_softirq+0x52/0xb0
[  437.701633]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.706643]  __do_softirq+0x308/0xb7e
[  437.710438]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.714928]  ? lock_downgrade+0x900/0x900
[  437.719072]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.724175]  ? pvclock_read_flags+0x160/0x160
[  437.728665]  ? lapic_next_event+0x5a/0x90
[  437.732806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.738351]  ? kvm_clock_read+0x18/0x30
[  437.742318]  ? kvm_sched_clock_read+0x9/0x20
[  437.746729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.752261]  ? check_preemption_disabled+0x48/0x280
[  437.757294]  irq_exit+0x17f/0x1c0
[  437.760748]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.765582]  ? smp_reschedule_interrupt+0x109/0x650
[  437.770592]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.776472]  ? interrupt_entry+0xb5/0xc0
[  437.780534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.785543]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.790552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.795388]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.800401]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.805414]  ? task_prio+0x50/0x50
[  437.808967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.814499]  ? check_preemption_disabled+0x48/0x280
[  437.819516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.824361]  apic_timer_interrupt+0xf/0x20
[  437.828584]  </IRQ>
[  437.830820] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  437.835744] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  437.854653] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  437.862365] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  437.869644] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  437.876905] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  437.884165] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  437.891430] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  437.898736]  skb_clone+0x1bb/0x500
[  437.902275]  ? finish_task_switch+0x2f4/0x910
[  437.906780]  ? skb_split+0x11e0/0x11e0
[  437.910663]  ? preempt_notifier_register+0x200/0x200
[  437.915782]  ? __switch_to_asm+0x34/0x70
[  437.919836]  ? __switch_to_asm+0x34/0x70
[  437.923891]  ? __switch_to_asm+0x40/0x70
[  437.927955]  ? __switch_to_asm+0x34/0x70
[  437.932012]  ? __switch_to_asm+0x40/0x70
[  437.936065]  ? __switch_to_asm+0x34/0x70
[  437.940125]  ? __switch_to_asm+0x40/0x70
[  437.944178]  ? __switch_to_asm+0x34/0x70
[  437.948234]  ? __switch_to_asm+0x34/0x70
[  437.952297]  ? __switch_to_asm+0x40/0x70
[  437.956348]  ? __switch_to_asm+0x34/0x70
[  437.960408]  bpf_clone_redirect+0xb9/0x490
[  437.964637]  ? __schedule+0x8d7/0x21d0
[  437.968533]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  437.973557]  ? __sched_text_start+0x8/0x8
[  437.977718]  ? find_held_lock+0x36/0x1c0
[  437.981781]  ? lock_acquire+0x1ed/0x520
[  437.985751]  ? bpf_test_run+0x3cb/0x780
[  437.989719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.995251]  ? check_preemption_disabled+0x48/0x280
[  438.000289]  ? kasan_check_read+0x11/0x20
[  438.004433]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.009712]  ? rcu_softirq_qs+0x20/0x20
[  438.013689]  ? preempt_schedule+0x4d/0x60
[  438.017830]  ? ___preempt_schedule+0x16/0x18
[  438.022239]  ? bpf_test_run+0x25d/0x780
[  438.026214]  ? netlink_diag_dump+0x2a0/0x2a0
[  438.030628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.036158]  ? bpf_test_init.isra.10+0x70/0x100
[  438.040823]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  438.045580]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  438.050415]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.055951]  ? fput+0x130/0x1a0
[  438.059246]  ? __bpf_prog_get+0x9b/0x290
[  438.063301]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  438.068141]  ? bpf_prog_test_run+0x130/0x1a0
[  438.072544]  ? __x64_sys_bpf+0x3d8/0x520
[  438.076964]  ? bpf_prog_get+0x20/0x20
[  438.080774]  ? do_syscall_64+0x1b9/0x820
[  438.084828]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  438.090185]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.095110]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.100119]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.105153]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  438.111816]  ? __switch_to_asm+0x40/0x70
[  438.115883]  ? __switch_to_asm+0x34/0x70
[  438.119961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.124808]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  438.130189] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  438.130255] aoe: skb alloc failure
[  438.136763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.136767] Call Trace:
[  438.136772]  <IRQ>
[  438.136805]  dump_stack+0x244/0x39d
[  438.136823]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.140360] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.149694]  warn_alloc.cold.117+0xb7/0x1bd
[  438.152245] syz-executor0 cpuset=
[  438.154384]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.157981] syz0
[  438.163153]  ? lock_downgrade+0x900/0x900
[  438.173612]  mems_allowed=0
[  438.178268]  ? trace_hardirqs_off+0xb8/0x310
[  438.199909]  ? trace_hardirqs_off+0xb8/0x310
[  438.204318]  __alloc_pages_slowpath+0x2660/0x2d70
[  438.209196]  ? warn_alloc+0x120/0x120
[  438.212996]  ? warn_alloc+0x120/0x120
[  438.216793]  ? print_usage_bug+0xc0/0xc0
[  438.220855]  ? warn_alloc+0x120/0x120
[  438.224650]  ? print_usage_bug+0xc0/0xc0
[  438.228713]  ? __lock_acquire+0x62f/0x4c20
[  438.232946]  ? __lock_acquire+0x62f/0x4c20
[  438.237199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.242731]  ? should_fail+0x22d/0xd01
[  438.246614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.251708]  ? __lock_acquire+0x62f/0x4c20
[  438.255939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.261041]  ? __lock_acquire+0x62f/0x4c20
[  438.265267]  ? should_fail+0x22d/0xd01
[  438.269147]  ? find_held_lock+0x36/0x1c0
[  438.273214]  ? mark_held_locks+0x130/0x130
[  438.277448]  ? mark_held_locks+0x130/0x130
[  438.281695]  ? zap_class+0x640/0x640
[  438.285401]  ? zap_class+0x640/0x640
[  438.289109]  ? print_usage_bug+0xc0/0xc0
[  438.293175]  ? do_raw_spin_unlock+0xa7/0x330
[  438.297574]  ? zap_class+0x640/0x640
[  438.301283]  ? print_usage_bug+0xc0/0xc0
[  438.305338]  ? wq_watchdog_touch+0x9c/0xfe
[  438.309568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.315100]  ? check_preemption_disabled+0x48/0x280
[  438.320120]  ? __lock_is_held+0xb5/0x140
[  438.324182]  __alloc_pages_nodemask+0xa80/0xde0
[  438.328845]  ? zap_class+0x640/0x640
[  438.332560]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  438.337580]  ? find_held_lock+0x36/0x1c0
[  438.341642]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.346316]  ? lock_downgrade+0x900/0x900
[  438.350466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.356003]  cache_grow_begin+0xa5/0x8c0
[  438.360056]  ? do_raw_spin_unlock+0xa7/0x330
[  438.364485]  fallback_alloc+0x204/0x2e0
[  438.368465]  ____cache_alloc_node+0x1c7/0x1e0
[  438.372958]  kmem_cache_alloc_node+0xe3/0x730
[  438.377447]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.381690]  __alloc_skb+0x119/0x770
[  438.385397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.390681]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.395084]  ? lock_downgrade+0x900/0x900
[  438.399232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.404775]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.410227]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.415679]  ? addrconf_rs_timer+0x690/0x690
[  438.420105]  ndisc_alloc_skb+0x144/0x340
[  438.424166]  ndisc_send_rs+0x331/0x6e0
[  438.428053]  addrconf_rs_timer+0x314/0x690
[  438.432305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.436567]  call_timer_fn+0x272/0x920
[  438.440448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.444677]  ? process_timeout+0x40/0x40
[  438.448743]  ? mark_held_locks+0xc7/0x130
[  438.452906]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.457395]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.461880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.466108]  ? lockdep_hardirqs_on+0x296/0x5b0
[  438.470681]  ? trace_hardirqs_on+0xbd/0x310
[  438.474999]  ? kasan_check_read+0x11/0x20
[  438.479143]  ? __run_timers+0x7da/0xc70
[  438.483117]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.488225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.492463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.496691]  __run_timers+0x7e5/0xc70
[  438.500483]  ? rcu_irq_exit+0x1a2/0x390
[  438.504464]  ? timer_fixup_init+0x70/0x70
[  438.508606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.514141]  ? check_preemption_disabled+0x48/0x280
[  438.519173]  ? mark_held_locks+0xc7/0x130
[  438.523312]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  438.528325]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.533086]  ? retint_kernel+0x2d/0x2d
[  438.536968]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.541893]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.546647]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.552090]  ? zap_class+0x640/0x640
[  438.555803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.561334]  ? check_preemption_disabled+0x48/0x280
[  438.566348]  ? __lock_is_held+0xb5/0x140
[  438.570403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.575936]  ? check_preemption_disabled+0x48/0x280
[  438.580948]  run_timer_softirq+0x52/0xb0
[  438.585004]  ? rcu_read_lock_sched_held+0x14f/0x180
[  438.590012]  __do_softirq+0x308/0xb7e
[  438.593809]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.598295]  ? lock_downgrade+0x900/0x900
[  438.602438]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  438.607552]  ? pvclock_read_flags+0x160/0x160
[  438.612042]  ? lapic_next_event+0x5a/0x90
[  438.616183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.621721]  ? kvm_clock_read+0x18/0x30
[  438.625693]  ? kvm_sched_clock_read+0x9/0x20
[  438.630096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.635624]  ? check_preemption_disabled+0x48/0x280
[  438.640655]  irq_exit+0x17f/0x1c0
[  438.644103]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.648937]  ? smp_reschedule_interrupt+0x109/0x650
[  438.653947]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.659824]  ? interrupt_entry+0xb5/0xc0
[  438.663881]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.668889]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.673902]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.678740]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.683748]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.688755]  ? task_prio+0x50/0x50
[  438.692293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.697824]  ? check_preemption_disabled+0x48/0x280
[  438.702841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.707689]  apic_timer_interrupt+0xf/0x20
[  438.711915]  </IRQ>
[  438.714149] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  438.719339] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  438.738234] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  438.745939] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  438.753197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  438.760469] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  438.767730] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  438.774998] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  438.782286]  retint_kernel+0x1b/0x2d
[  438.785991] RIP: 0010:dump_stack+0x358/0x39d
[  438.790394] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  438.809286] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  438.816988] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  438.824259] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  438.831524] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  438.838786] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  438.846049] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  438.853325]  ? dump_stack+0x34f/0x39d
[  438.857130]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.862323]  dump_header+0x27b/0xf72
[  438.866041]  ? mark_held_locks+0x130/0x130
[  438.870269]  ? pagefault_out_of_memory+0x197/0x197
[  438.875203]  ? __lock_acquire+0x62f/0x4c20
[  438.879427]  ? zap_class+0x640/0x640
[  438.883142]  ? percpu_ref_get_many+0x240/0x240
[  438.887716]  ? print_usage_bug+0xc0/0xc0
[  438.891770]  ? print_usage_bug+0xc0/0xc0
[  438.895836]  ? zap_class+0x640/0x640
[  438.899545]  ? print_usage_bug+0xc0/0xc0
[  438.903600]  ? print_usage_bug+0xc0/0xc0
[  438.907670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.913207]  ? find_held_lock+0x36/0x1c0
[  438.917271]  ? mark_held_locks+0xc7/0x130
[  438.921415]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.926513]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.931619]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  438.936196]  ? trace_hardirqs_on+0xbd/0x310
[  438.940510]  ? kasan_check_read+0x11/0x20
[  438.944661]  ? ___ratelimit+0x3b4/0x672
[  438.948640]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.953736]  ? trace_hardirqs_on+0x310/0x310
[  438.958142]  ? lock_downgrade+0x900/0x900
[  438.962287]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.967388]  ? ___ratelimit+0x3b9/0x672
[  438.971360]  ? idr_get_free+0xec0/0xec0
[  438.975336]  ? find_held_lock+0x36/0x1c0
[  438.979411]  oom_kill_process.cold.27+0x10/0x903
[  438.984165]  ? zap_class+0x640/0x640
[  438.987876]  ? check_preemption_disabled+0x48/0x280
[  438.992886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.997809]  ? kasan_check_read+0x11/0x20
[  439.002039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.007328]  ? oom_evaluate_task+0x540/0x540
[  439.011731]  ? find_held_lock+0x36/0x1c0
[  439.015800]  ? out_of_memory+0x974/0x1430
[  439.019944]  ? lock_downgrade+0x900/0x900
[  439.024087]  ? check_preemption_disabled+0x48/0x280
[  439.029107]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.034029]  ? kasan_check_read+0x11/0x20
[  439.038171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.043442]  ? rcu_softirq_qs+0x20/0x20
[  439.047413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.052941]  ? oom_evaluate_task+0x302/0x540
[  439.057361]  out_of_memory+0xa84/0x1430
[  439.061355]  ? oom_killer_disable+0x3a0/0x3a0
[  439.065844]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  439.070771]  ? __mutex_add_waiter+0x2a0/0x2a0
[  439.075270]  __alloc_pages_slowpath+0x22d4/0x2d70
[  439.080136]  ? warn_alloc+0x120/0x120
[  439.083931]  ? rcu_softirq_qs+0x20/0x20
[  439.087921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.093450]  ? should_fail+0x22d/0xd01
[  439.097346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.102443]  ? zap_class+0x640/0x640
[  439.106177]  ? __lock_is_held+0xb5/0x140
[  439.110241]  ? mark_held_locks+0x130/0x130
[  439.114483]  ? lock_release+0xa00/0xa00
[  439.118450]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.123906]  ? __might_sleep+0x95/0x190
[  439.127876]  __alloc_pages_nodemask+0xa80/0xde0
[  439.132567]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  439.137592]  ? __page_cache_alloc+0x191/0x5c0
[  439.142080]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.147003]  ? kasan_check_read+0x11/0x20
[  439.151146]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.156418]  ? zap_class+0x640/0x640
[  439.160131]  ? zap_class+0x640/0x640
[  439.163838]  ? zap_class+0x640/0x640
[  439.167545]  ? __do_page_cache_readahead+0x7ce/0x980
[  439.172647]  ? find_held_lock+0x36/0x1c0
[  439.176736]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  439.182272]  alloc_pages_current+0x173/0x350
[  439.186701]  __page_cache_alloc+0x38c/0x5c0
[  439.191019]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.195941]  ? kasan_check_read+0x11/0x20
[  439.200082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.205359]  ? generic_perform_write+0x6a0/0x6a0
[  439.210111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.215654]  ? check_preemption_disabled+0x48/0x280
[  439.220676]  filemap_fault+0x1594/0x25f0
[  439.224742]  ? __lock_page_or_retry+0xa00/0xa00
[  439.229405]  ? mark_held_locks+0x130/0x130
[  439.233634]  ? rcu_softirq_qs+0x20/0x20
[  439.237618]  ? filemap_map_pages+0xe04/0x1990
[  439.242121]  ? __free_object+0x173/0x340
[  439.246174]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  439.251117]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.256214]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  439.260889]  ? debug_object_free+0x32d/0x690
[  439.265298]  ? kasan_check_read+0x11/0x20
[  439.269460]  ? debug_object_destroy+0x2b0/0x2b0
[  439.274122]  ? lock_pi_update_atomic+0x150/0x150
[  439.278871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.284399]  ? __hrtimer_init+0xdb/0x240
[  439.288462]  ? lock_acquire+0x1ed/0x520
[  439.292433]  ? ext4_filemap_fault+0x7a/0xad
[  439.296767]  ? lock_release+0xa00/0xa00
[  439.300730]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.306176]  ? print_usage_bug+0xc0/0xc0
[  439.310231]  ? print_usage_bug+0xc0/0xc0
[  439.314293]  ? down_read+0x8d/0x120
[  439.317911]  ? ext4_filemap_fault+0x7a/0xad
[  439.322228]  ? __down_interruptible+0x700/0x700
[  439.326914]  ext4_filemap_fault+0x82/0xad
[  439.331056]  __do_fault+0x100/0x6b0
[  439.334682]  ? pmd_devmap_trans_unstable+0x220/0x220
[  439.339780]  ? mark_held_locks+0x130/0x130
[  439.344010]  ? mark_held_locks+0x130/0x130
[  439.348241]  ? debug_smp_processor_id+0x1c/0x20
[  439.352903]  ? perf_trace_lock+0x14d/0x7a0
[  439.357136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.362670]  __handle_mm_fault+0x307c/0x5920
[  439.367083]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  439.372010]  ? lock_is_held_type+0x210/0x210
[  439.376440]  ? zap_class+0x640/0x640
[  439.380149]  ? zap_class+0x640/0x640
[  439.383856]  ? __x64_sys_futex+0x53e/0x6a0
[  439.388109]  ? find_held_lock+0x36/0x1c0
[  439.392177]  ? handle_mm_fault+0x42a/0xc70
[  439.396409]  ? lock_downgrade+0x900/0x900
[  439.400561]  ? check_preemption_disabled+0x48/0x280
[  439.405586]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.410504]  ? kasan_check_read+0x11/0x20
[  439.414646]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.419919]  ? rcu_softirq_qs+0x20/0x20
[  439.423893]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.428990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.434519]  ? check_preemption_disabled+0x48/0x280
[  439.439537]  handle_mm_fault+0x54f/0xc70
[  439.443605]  ? __handle_mm_fault+0x5920/0x5920
[  439.448183]  ? find_vma+0x34/0x190
[  439.451737]  __do_page_fault+0x5e8/0xe60
[  439.455792]  ? trace_hardirqs_off+0xb8/0x310
[  439.460193]  ? __ia32_sys_read+0xb0/0xb0
[  439.464258]  do_page_fault+0xf2/0x7e0
[  439.468054]  ? vmalloc_sync_all+0x30/0x30
[  439.472197]  ? error_entry+0x70/0xd0
[  439.475907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.480916]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.485842]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.490767]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.495607]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.500613]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.506059]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.511391]  ? page_fault+0x8/0x30
[  439.514930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.519779]  ? page_fault+0x8/0x30
[  439.523318]  page_fault+0x1e/0x30
[  439.526764] RIP: 0033:0x45ddf3
[  439.529962] Code: Bad RIP value.
[  439.533328] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  439.538700] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  439.545962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  439.553222] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  439.560485] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  439.567742] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  439.575021] warn_alloc_show_mem: 1 callbacks suppressed
[  439.575030] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  439.575032] Mem-Info:
[  439.575066] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  439.575066]  active_file:13 inactive_file:13 isolated_file:0
[  439.575066]  unevictable:0 dirty:0 writeback:0 unstable:0
[  439.575066]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  439.575066]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  439.575066]  free:13753 free_pcp:603 free_cma:0
[  439.580386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.580393] Call Trace:
[  439.587329] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  439.589715]  <IRQ>
[  439.622741] Node 0 
[  439.632086]  dump_stack+0x244/0x39d
[  439.634665] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  439.662477]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.664602] lowmem_reserve[]:
[  439.666837]  warn_alloc.cold.117+0xb7/0x1bd
[  439.670420]  0 2818
[  439.696245]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.701409]  6321
[  439.704503]  ? lock_downgrade+0x900/0x900
[  439.708789]  6321
[  439.711021]  ? trace_hardirqs_off+0xb8/0x310
[  439.715828] Node 0 
[  439.717880]  ? trace_hardirqs_off+0xb8/0x310
[  439.722019] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  439.724082]  __alloc_pages_slowpath+0x2660/0x2d70
[  439.728459] lowmem_reserve[]:
[  439.730725]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  439.735080]  0 0
[  439.762046]  ? warn_alloc+0x120/0x120
[  439.766861]  3503
[  439.769952]  ? __lock_acquire+0x62f/0x4c20
[  439.775715]  3503
[  439.777678]  ? __lock_acquire+0x62f/0x4c20
[  439.781448] Node 0 
[  439.783497]  ? warn_alloc+0x120/0x120
[  439.787737] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  439.789768]  ? print_usage_bug+0xc0/0xc0
[  439.793971] lowmem_reserve[]:
[  439.796194]  ? warn_alloc+0x120/0x120
[  439.799961]  0 0
[  439.828490]  ? print_usage_bug+0xc0/0xc0
[  439.832522]  0
[  439.835629]  ? mark_held_locks+0x130/0x130
[  439.839396]  0
[  439.841360]  ? mark_held_locks+0x130/0x130
[  439.845398] Node 0 
[  439.847185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.851383] DMA: 1*4kB 
[  439.853177]  ? should_fail+0x22d/0xd01
[  439.857379] (U) 
[  439.859602]  ? zap_class+0x640/0x640
[  439.865120] 0*8kB 0*16kB 
[  439.867697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.871571] 1*32kB 
[  439.873554]  ? __lock_acquire+0x62f/0x4c20
[  439.877235] (U) 
[  439.879979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.885052] 2*64kB (U) 
[  439.887283]  ? should_fail+0x22d/0xd01
[  439.891506] 1*128kB (U) 
[  439.893492]  ? mark_held_locks+0x130/0x130
[  439.898572] 1*256kB 
[  439.901142]  ? mark_held_locks+0x130/0x130
[  439.905000] (U) 
[  439.907657]  ? lock_downgrade+0x900/0x900
[  439.911861] 0*512kB 1*1024kB 
[  439.914176]  ? zap_class+0x640/0x640
[  439.918384] (U) 
[  439.920342]  ? zap_class+0x640/0x640
[  439.924453] 1*2048kB (M) 
[  439.927556]  ? zap_class+0x640/0x640
[  439.931239] 3*4096kB (M) 
[  439.933208]  ? do_raw_spin_unlock+0xa7/0x330
[  439.936885] = 15908kB
[  439.936892] Node 0 
[  439.939649]  ? trace_hardirqs_on+0x310/0x310
[  439.943328] DMA32: 5*4kB 
[  439.946077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.950452] (UM) 
[  439.952863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.955072] 1*8kB 
[  439.959465]  ? check_preemption_disabled+0x48/0x280
[  439.962186] (H) 2*16kB 
[  439.967721]  ? __lock_is_held+0xb5/0x140
[  439.969751] (M) 
[  439.975291]  __alloc_pages_nodemask+0xa80/0xde0
[  439.977407] 3*32kB (M) 
[  439.982411]  ? zap_class+0x640/0x640
[  439.984967] 3*64kB (MH) 
[  439.989018]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  439.990963] 4*128kB (M) 
[  439.995631]  ? find_held_lock+0x36/0x1c0
[  439.998179] 5*256kB (UMH) 
[  440.001893]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.004535] 5*512kB 
[  440.009551]  ? lock_downgrade+0x900/0x900
[  440.012195] (UMH) 
[  440.016256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.019065] 4*1024kB (UMH) 
[  440.023729]  cache_grow_begin+0xa5/0x8c0
[  440.026019] 2*2048kB (UM) 
[  440.030179]  ? do_raw_spin_unlock+0xa7/0x330
[  440.032296] 3*4096kB (M) 
[  440.037827]  fallback_alloc+0x204/0x2e0
[  440.040727] = 25180kB
[  440.044775]  ____cache_alloc_node+0x1c7/0x1e0
[  440.047589] Node 0 
[  440.051984]  kmem_cache_alloc_node+0xe3/0x730
[  440.054706] Normal: 1917*4kB 
[  440.058674]  ? lockdep_hardirqs_on+0x296/0x5b0
[  440.061052] (UME) 
[  440.065549]  __alloc_skb+0x119/0x770
[  440.067748] 392*8kB (UME) 
[  440.072239]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  440.075307] 105*16kB (UME) 
[  440.079880]  ? netdev_alloc_frag+0x1f0/0x1f0
[  440.081997] 43*32kB (UM) 
[  440.085709]  ? vprintk_default+0x28/0x30
[  440.088525] 1*64kB (U) 
[  440.093882]  ? vprintk_func+0x85/0x181
[  440.096787] 0*128kB 
[  440.101176]  ? printk+0xa7/0xcf
[  440.103909] 0*256kB 
[  440.107955]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  440.110504] 0*512kB 0*1024kB 
[  440.114403]  new_skb+0x26/0x1c0
[  440.116690] 0*2048kB 0*4096kB 
[  440.119971]  aoecmd_cfg+0x279/0x7f0
[  440.122266] = 13924kB
[  440.127001]  ? find_held_lock+0x36/0x1c0
[  440.130083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  440.133343]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  440.136515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  440.140122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.142512] 7036 total pagecache pages
[  440.146570]  ? __lock_is_held+0xb5/0x140
[  440.155381] 0 pages in swap cache
[  440.159706]  discover_timer+0x50/0x60
[  440.168251] Swap cache stats: add 0, delete 0, find 0/0
[  440.173771]  call_timer_fn+0x272/0x920
[  440.177633] Free swap  = 0kB
[  440.181679]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  440.185100] Total swap = 0kB
[  440.185107] 1965979 pages RAM
[  440.188891]  ? process_timeout+0x40/0x40
[  440.194239] 0 pages HighMem/MovableOnly
[  440.198128]  ? __run_timers+0x7da/0xc70
[  440.201110] 342867 pages reserved
[  440.201117] 0 pages cma reserved
[  440.205947]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.209037] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  440.212043]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.216151] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.220040]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  440.223986] syz-fuzzer cpuset=
[  440.227421]  ? lockdep_hardirqs_on+0x296/0x5b0
[  440.230860] /
[  440.235344]  ? trace_hardirqs_on+0xbd/0x310
[  440.241804]  mems_allowed=0
[  440.246281]  ? kasan_check_read+0x11/0x20
[  440.282101]  ? __run_timers+0x7da/0xc70
[  440.286083]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.291192]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  440.296027]  __run_timers+0x7e5/0xc70
[  440.299833]  ? timer_fixup_init+0x70/0x70
[  440.303989]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.309008]  ? zap_class+0x640/0x640
[  440.312719]  ? enqueue_hrtimer+0x1a5/0x560
[  440.316951]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.322147]  ? find_held_lock+0x36/0x1c0
[  440.326205]  ? zap_class+0x640/0x640
[  440.329916]  ? pvclock_read_flags+0x160/0x160
[  440.334406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.339955]  ? check_preemption_disabled+0x48/0x280
[  440.344978]  ? __lock_is_held+0xb5/0x140
[  440.349034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.354566]  ? check_preemption_disabled+0x48/0x280
[  440.359592]  run_timer_softirq+0x52/0xb0
[  440.363651]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.368658]  __do_softirq+0x308/0xb7e
[  440.372475]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.376999]  ? lock_downgrade+0x900/0x900
[  440.381140]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.386239]  ? pvclock_read_flags+0x160/0x160
[  440.390727]  ? lapic_next_event+0x5a/0x90
[  440.394871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.400413]  ? kvm_clock_read+0x18/0x30
[  440.404380]  ? kvm_sched_clock_read+0x9/0x20
[  440.408784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.414316]  ? check_preemption_disabled+0x48/0x280
[  440.419363]  irq_exit+0x17f/0x1c0
[  440.422813]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.427648]  ? smp_reschedule_interrupt+0x109/0x650
[  440.432662]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.438539]  ? interrupt_entry+0xb5/0xc0
[  440.442596]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.447605]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.452624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.457457]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.462474]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.467581]  ? task_prio+0x50/0x50
[  440.471123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.476652]  ? check_preemption_disabled+0x48/0x280
[  440.481665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.486517]  apic_timer_interrupt+0xf/0x20
[  440.490741]  </IRQ>
[  440.492973] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  440.497896] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  440.517288] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  440.525003] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  440.532352] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  440.539615] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  440.546880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  440.554139] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  440.561445]  skb_clone+0x1bb/0x500
[  440.564989]  ? finish_task_switch+0x2f4/0x910
[  440.569504]  ? skb_split+0x11e0/0x11e0
[  440.573386]  ? preempt_notifier_register+0x200/0x200
[  440.578494]  ? __switch_to_asm+0x34/0x70
[  440.582554]  ? __switch_to_asm+0x34/0x70
[  440.586605]  ? __switch_to_asm+0x40/0x70
[  440.590660]  ? __switch_to_asm+0x34/0x70
[  440.594720]  ? __switch_to_asm+0x40/0x70
[  440.598776]  ? __switch_to_asm+0x34/0x70
[  440.602838]  ? __switch_to_asm+0x40/0x70
[  440.606892]  ? __switch_to_asm+0x34/0x70
[  440.610944]  ? __switch_to_asm+0x34/0x70
[  440.614998]  ? __switch_to_asm+0x40/0x70
[  440.619048]  ? __switch_to_asm+0x34/0x70
[  440.623103]  bpf_clone_redirect+0xb9/0x490
[  440.627336]  ? __schedule+0x8d7/0x21d0
[  440.631222]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  440.636232]  ? __sched_text_start+0x8/0x8
[  440.640383]  ? find_held_lock+0x36/0x1c0
[  440.644443]  ? lock_acquire+0x1ed/0x520
[  440.648419]  ? bpf_test_run+0x3cb/0x780
[  440.652384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.657925]  ? check_preemption_disabled+0x48/0x280
[  440.662939]  ? kasan_check_read+0x11/0x20
[  440.667080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.672363]  ? rcu_softirq_qs+0x20/0x20
[  440.676333]  ? preempt_schedule+0x4d/0x60
[  440.680496]  ? ___preempt_schedule+0x16/0x18
[  440.685251]  ? bpf_test_run+0x25d/0x780
[  440.689228]  ? netlink_diag_dump+0x2a0/0x2a0
[  440.693642]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.699175]  ? bpf_test_init.isra.10+0x70/0x100
[  440.703842]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  440.708594]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.713427]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.718955]  ? fput+0x130/0x1a0
[  440.722247]  ? __bpf_prog_get+0x9b/0x290
[  440.726303]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.731167]  ? bpf_prog_test_run+0x130/0x1a0
[  440.735572]  ? __x64_sys_bpf+0x3d8/0x520
[  440.739628]  ? bpf_prog_get+0x20/0x20
[  440.743438]  ? do_syscall_64+0x1b9/0x820
[  440.747525]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  440.752884]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.757809]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.762826]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.767838]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  440.774500]  ? __switch_to_asm+0x40/0x70
[  440.778557]  ? __switch_to_asm+0x34/0x70
[  440.782617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.787470]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  440.792842] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  440.792919] aoe: skb alloc failure
[  440.799440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.799447] Call Trace:
[  440.803034] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.812329]  <IRQ>
[  440.814890] syz-executor0 cpuset=
[  440.825357]  dump_stack+0x244/0x39d
[  440.827486] syz0
[  440.830927]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.834538]  mems_allowed=0
[  440.836510]  warn_alloc.cold.117+0xb7/0x1bd
[  440.848875]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.853713]  ? lock_downgrade+0x900/0x900
[  440.857944]  ? trace_hardirqs_off+0xb8/0x310
[  440.862354]  ? trace_hardirqs_off+0xb8/0x310
[  440.866761]  __alloc_pages_slowpath+0x2660/0x2d70
[  440.871623]  ? warn_alloc+0x120/0x120
[  440.875423]  ? warn_alloc+0x120/0x120
[  440.879225]  ? print_usage_bug+0xc0/0xc0
[  440.883277]  ? warn_alloc+0x120/0x120
[  440.887072]  ? print_usage_bug+0xc0/0xc0
[  440.891127]  ? __lock_acquire+0x62f/0x4c20
[  440.895352]  ? __lock_acquire+0x62f/0x4c20
[  440.899593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.905122]  ? should_fail+0x22d/0xd01
[  440.909001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.914291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.919398]  ? __lock_acquire+0x62f/0x4c20
[  440.923646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.928740]  ? __lock_acquire+0x62f/0x4c20
[  440.932966]  ? should_fail+0x22d/0xd01
[  440.936843]  ? rcu_irq_exit+0x1a2/0x390
[  440.940822]  ? mark_held_locks+0x130/0x130
[  440.945056]  ? mark_held_locks+0x130/0x130
[  440.949290]  ? mark_held_locks+0xc7/0x130
[  440.953429]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  440.958446]  ? zap_class+0x640/0x640
[  440.962150]  ? print_usage_bug+0xc0/0xc0
[  440.966210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.971740]  ? check_preemption_disabled+0x48/0x280
[  440.976771]  ? __lock_is_held+0xb5/0x140
[  440.980832]  __alloc_pages_nodemask+0xa80/0xde0
[  440.985492]  ? zap_class+0x640/0x640
[  440.989202]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  440.994218]  ? find_held_lock+0x36/0x1c0
[  440.998276]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.002937]  ? lock_downgrade+0x900/0x900
[  441.007090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.012621]  cache_grow_begin+0xa5/0x8c0
[  441.016673]  ? do_raw_spin_unlock+0xa7/0x330
[  441.021084]  fallback_alloc+0x204/0x2e0
[  441.025073]  ____cache_alloc_node+0x1c7/0x1e0
[  441.029574]  kmem_cache_alloc_node+0xe3/0x730
[  441.034065]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.038302]  __alloc_skb+0x119/0x770
[  441.042011]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.047283]  ? netdev_alloc_frag+0x1f0/0x1f0
[  441.051686]  ? lock_downgrade+0x900/0x900
[  441.055835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.061366]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.066815]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.072257]  ? addrconf_rs_timer+0x690/0x690
[  441.076668]  ndisc_alloc_skb+0x144/0x340
[  441.080723]  ndisc_send_rs+0x331/0x6e0
[  441.084608]  addrconf_rs_timer+0x314/0x690
[  441.088837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.093071]  call_timer_fn+0x272/0x920
[  441.096960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.101198]  ? process_timeout+0x40/0x40
[  441.105266]  ? mark_held_locks+0xc7/0x130
[  441.109419]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.113914]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.118403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.122637]  ? lockdep_hardirqs_on+0x296/0x5b0
[  441.127217]  ? trace_hardirqs_on+0xbd/0x310
[  441.131542]  ? kasan_check_read+0x11/0x20
[  441.135682]  ? __run_timers+0x7da/0xc70
[  441.139650]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.144749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.148981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.153206]  __run_timers+0x7e5/0xc70
[  441.157000]  ? rcu_irq_exit+0x1a2/0x390
[  441.160982]  ? timer_fixup_init+0x70/0x70
[  441.165124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.170654]  ? check_preemption_disabled+0x48/0x280
[  441.175667]  ? mark_held_locks+0xc7/0x130
[  441.179804]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  441.184813]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.189564]  ? retint_kernel+0x2d/0x2d
[  441.193444]  ? trace_hardirqs_on_caller+0xc0/0x310
[  441.198372]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.203165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.208608]  ? zap_class+0x640/0x640
[  441.212320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.217868]  ? check_preemption_disabled+0x48/0x280
[  441.222888]  ? __lock_is_held+0xb5/0x140
[  441.226946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.232476]  ? check_preemption_disabled+0x48/0x280
[  441.237489]  run_timer_softirq+0x52/0xb0
[  441.241542]  ? rcu_read_lock_sched_held+0x14f/0x180
[  441.246550]  __do_softirq+0x308/0xb7e
[  441.250348]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  441.254832]  ? lock_downgrade+0x900/0x900
[  441.258987]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  441.264110]  ? pvclock_read_flags+0x160/0x160
[  441.268598]  ? lapic_next_event+0x5a/0x90
[  441.272743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.278278]  ? kvm_clock_read+0x18/0x30
[  441.282264]  ? kvm_sched_clock_read+0x9/0x20
[  441.286671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.292216]  ? check_preemption_disabled+0x48/0x280
[  441.297242]  irq_exit+0x17f/0x1c0
[  441.300689]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.305525]  ? smp_reschedule_interrupt+0x109/0x650
[  441.310534]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.316419]  ? interrupt_entry+0xb5/0xc0
[  441.320473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.325504]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.330519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.335359]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.340367]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.345375]  ? task_prio+0x50/0x50
[  441.348912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.354447]  ? check_preemption_disabled+0x48/0x280
[  441.359458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.364313]  apic_timer_interrupt+0xf/0x20
[  441.368532]  </IRQ>
[  441.370762] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  441.375948] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  441.394840] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  441.402556] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  441.409817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  441.417079] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  441.424341] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  441.431605] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  441.438902]  retint_kernel+0x1b/0x2d
[  441.442611] RIP: 0010:dump_stack+0x358/0x39d
[  441.447033] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  441.465928] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  441.473634] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  441.480898] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  441.488165] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  441.495430] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  441.502694] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  441.510219]  ? dump_stack+0x34f/0x39d
[  441.514025]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.519223]  dump_header+0x27b/0xf72
[  441.522942]  ? mark_held_locks+0x130/0x130
[  441.527172]  ? pagefault_out_of_memory+0x197/0x197
[  441.532099]  ? __lock_acquire+0x62f/0x4c20
[  441.536323]  ? zap_class+0x640/0x640
[  441.540033]  ? percpu_ref_get_many+0x240/0x240
[  441.544613]  ? print_usage_bug+0xc0/0xc0
[  441.548665]  ? print_usage_bug+0xc0/0xc0
[  441.552724]  ? zap_class+0x640/0x640
[  441.556432]  ? print_usage_bug+0xc0/0xc0
[  441.560483]  ? print_usage_bug+0xc0/0xc0
[  441.564544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.570078]  ? find_held_lock+0x36/0x1c0
[  441.574142]  ? mark_held_locks+0xc7/0x130
[  441.578288]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.583382]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.588489]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  441.593070]  ? trace_hardirqs_on+0xbd/0x310
[  441.597386]  ? kasan_check_read+0x11/0x20
[  441.601551]  ? ___ratelimit+0x3b4/0x672
[  441.605522]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.610619]  ? trace_hardirqs_on+0x310/0x310
[  441.615019]  ? lock_downgrade+0x900/0x900
[  441.619176]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  441.624268]  ? ___ratelimit+0x3b9/0x672
[  441.628233]  ? idr_get_free+0xec0/0xec0
[  441.632202]  ? find_held_lock+0x36/0x1c0
[  441.636265]  oom_kill_process.cold.27+0x10/0x903
[  441.641024]  ? zap_class+0x640/0x640
[  441.644747]  ? check_preemption_disabled+0x48/0x280
[  441.649762]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.654681]  ? kasan_check_read+0x11/0x20
[  441.658825]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.664109]  ? oom_evaluate_task+0x540/0x540
[  441.668511]  ? find_held_lock+0x36/0x1c0
[  441.672572]  ? out_of_memory+0x974/0x1430
[  441.677252]  ? lock_downgrade+0x900/0x900
[  441.681401]  ? check_preemption_disabled+0x48/0x280
[  441.686420]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.691341]  ? kasan_check_read+0x11/0x20
[  441.695528]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.700800]  ? rcu_softirq_qs+0x20/0x20
[  441.704771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.710301]  ? oom_evaluate_task+0x302/0x540
[  441.714708]  out_of_memory+0xa84/0x1430
[  441.718690]  ? oom_killer_disable+0x3a0/0x3a0
[  441.723205]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  441.728130]  ? __mutex_add_waiter+0x2a0/0x2a0
[  441.732639]  __alloc_pages_slowpath+0x22d4/0x2d70
[  441.737499]  ? warn_alloc+0x120/0x120
[  441.741292]  ? rcu_softirq_qs+0x20/0x20
[  441.745276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.750821]  ? should_fail+0x22d/0xd01
[  441.754699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.759794]  ? zap_class+0x640/0x640
[  441.763521]  ? __lock_is_held+0xb5/0x140
[  441.767582]  ? mark_held_locks+0x130/0x130
[  441.771815]  ? lock_release+0xa00/0xa00
[  441.775800]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.781249]  ? __might_sleep+0x95/0x190
[  441.785222]  __alloc_pages_nodemask+0xa80/0xde0
[  441.789892]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  441.794913]  ? __page_cache_alloc+0x191/0x5c0
[  441.799405]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.804325]  ? kasan_check_read+0x11/0x20
[  441.808468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.813743]  ? zap_class+0x640/0x640
[  441.817456]  ? zap_class+0x640/0x640
[  441.821162]  ? zap_class+0x640/0x640
[  441.824868]  ? __do_page_cache_readahead+0x7ce/0x980
[  441.829986]  ? find_held_lock+0x36/0x1c0
[  441.834043]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  441.839580]  alloc_pages_current+0x173/0x350
[  441.844013]  __page_cache_alloc+0x38c/0x5c0
[  441.848344]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.853272]  ? kasan_check_read+0x11/0x20
[  441.857429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.862698]  ? generic_perform_write+0x6a0/0x6a0
[  441.867449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.872977]  ? check_preemption_disabled+0x48/0x280
[  441.877991]  filemap_fault+0x1594/0x25f0
[  441.882055]  ? __lock_page_or_retry+0xa00/0xa00
[  441.886716]  ? mark_held_locks+0x130/0x130
[  441.891029]  ? rcu_softirq_qs+0x20/0x20
[  441.895007]  ? filemap_map_pages+0xe04/0x1990
[  441.899501]  ? __free_object+0x173/0x340
[  441.903557]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  441.908480]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.913571]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  441.918245]  ? debug_object_free+0x32d/0x690
[  441.922643]  ? kasan_check_read+0x11/0x20
[  441.926796]  ? debug_object_destroy+0x2b0/0x2b0
[  441.931464]  ? lock_pi_update_atomic+0x150/0x150
[  441.936212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.941746]  ? __hrtimer_init+0xdb/0x240
[  441.945811]  ? lock_acquire+0x1ed/0x520
[  441.949777]  ? ext4_filemap_fault+0x7a/0xad
[  441.954096]  ? lock_release+0xa00/0xa00
[  441.958065]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.963505]  ? print_usage_bug+0xc0/0xc0
[  441.967555]  ? print_usage_bug+0xc0/0xc0
[  441.971615]  ? down_read+0x8d/0x120
[  441.975239]  ? ext4_filemap_fault+0x7a/0xad
[  441.979555]  ? __down_interruptible+0x700/0x700
[  441.984247]  ext4_filemap_fault+0x82/0xad
[  441.988420]  __do_fault+0x100/0x6b0
[  441.992049]  ? pmd_devmap_trans_unstable+0x220/0x220
[  441.997154]  ? mark_held_locks+0x130/0x130
[  442.001390]  ? mark_held_locks+0x130/0x130
[  442.005617]  ? debug_smp_processor_id+0x1c/0x20
[  442.010279]  ? perf_trace_lock+0x14d/0x7a0
[  442.014517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.020051]  __handle_mm_fault+0x307c/0x5920
[  442.024461]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  442.029310]  ? lock_is_held_type+0x210/0x210
[  442.033728]  ? zap_class+0x640/0x640
[  442.037445]  ? zap_class+0x640/0x640
[  442.041149]  ? __x64_sys_futex+0x53e/0x6a0
[  442.045384]  ? find_held_lock+0x36/0x1c0
[  442.049461]  ? handle_mm_fault+0x42a/0xc70
[  442.053688]  ? lock_downgrade+0x900/0x900
[  442.057833]  ? check_preemption_disabled+0x48/0x280
[  442.062863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  442.067781]  ? kasan_check_read+0x11/0x20
[  442.071924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.077193]  ? rcu_softirq_qs+0x20/0x20
[  442.081160]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.086260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.091803]  ? check_preemption_disabled+0x48/0x280
[  442.096822]  handle_mm_fault+0x54f/0xc70
[  442.100883]  ? __handle_mm_fault+0x5920/0x5920
[  442.105467]  ? find_vma+0x34/0x190
[  442.109006]  __do_page_fault+0x5e8/0xe60
[  442.113062]  ? trace_hardirqs_off+0xb8/0x310
[  442.117462]  ? __ia32_sys_read+0xb0/0xb0
[  442.121527]  do_page_fault+0xf2/0x7e0
[  442.125322]  ? vmalloc_sync_all+0x30/0x30
[  442.129468]  ? error_entry+0x70/0xd0
[  442.133176]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.138185]  ? trace_hardirqs_on_caller+0xc0/0x310
[  442.143109]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.148032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.152873]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.157882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.163368]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.168379]  ? page_fault+0x8/0x30
[  442.171918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.176774]  ? page_fault+0x8/0x30
[  442.180320]  page_fault+0x1e/0x30
[  442.183770] RIP: 0033:0x45ddf3
[  442.186969] Code: Bad RIP value.
[  442.190323] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  442.195689] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  442.202947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  442.210217] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  442.217475] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  442.224737] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  442.232040] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  442.232045] warn_alloc_show_mem: 1 callbacks suppressed
[  442.232050] Mem-Info:
[  442.238971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.244341] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  442.244341]  active_file:13 inactive_file:13 isolated_file:0
[  442.244341]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.244341]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  442.244341]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  442.244341]  free:13753 free_pcp:603 free_cma:0
[  442.246708] Call Trace:
[  442.256075] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.289084]  <IRQ>
[  442.291645] Node 0 
[  442.319211]  dump_stack+0x244/0x39d
[  442.321362] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  442.321385] lowmem_reserve[]:
[  442.323609]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.327205]  0
[  442.352700]  warn_alloc.cold.117+0xb7/0x1bd
[  442.355763]  2818 6321
[  442.360941]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.362711]  6321
[  442.367024]  ? lock_downgrade+0x900/0x900
[  442.369500] Node 0 
[  442.374343]  ? trace_hardirqs_off+0xb8/0x310
[  442.376394] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  442.380509]  ? trace_hardirqs_off+0xb8/0x310
[  442.382709] lowmem_reserve[]: 0
[  442.387130]  __alloc_pages_slowpath+0x2660/0x2d70
[  442.414065]  0 3503
[  442.418489]  ? warn_alloc+0x120/0x120
[  442.421714]  3503
[  442.426551]  ? pvclock_read_flags+0x160/0x160
[  442.428759] Node 0 
[  442.432544]  ? warn_alloc+0x120/0x120
[  442.434602] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  442.439062]  ? print_usage_bug+0xc0/0xc0
[  442.441264] lowmem_reserve[]: 0
[  442.445057]  ? warn_alloc+0x120/0x120
[  442.473563]  0
[  442.477616]  ? print_usage_bug+0xc0/0xc0
[  442.480858]  0 0
[  442.484684]  ? ktime_get+0x2c1/0x400
[  442.486461] Node 0 
[  442.490511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.492463] DMA: 1*4kB 
[  442.496167]  ? check_preemption_disabled+0x48/0x280
[  442.498374] (U) 
[  442.503915]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.506469] 0*8kB 0*16kB 
[  442.511474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.513423] 1*32kB 
[  442.517904]  ? should_fail+0x22d/0xd01
[  442.520632] (U) 
[  442.526153]  ? kasan_check_read+0x11/0x20
[  442.528369] 2*64kB 
[  442.532244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.534192] (U) 
[  442.538334]  ? __lock_acquire+0x62f/0x4c20
[  442.540535] 1*128kB (U) 
[  442.545632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.547575] 1*256kB (U) 
[  442.551797]  ? should_fail+0x22d/0xd01
[  442.554436] 0*512kB 1*1024kB 
[  442.559615]  ? print_usage_bug+0xc0/0xc0
[  442.562258] (U) 
[  442.566136]  ? mark_held_locks+0x130/0x130
[  442.569210] 1*2048kB 
[  442.573253]  ? mark_held_locks+0x130/0x130
[  442.575197] (M) 
[  442.579428]  ? check_preemption_disabled+0x48/0x280
[  442.581813] 3*4096kB 
[  442.586035]  ? zap_class+0x640/0x640
[  442.587977] (M) 
[  442.592981]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.595363] = 15908kB
[  442.599063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.601007] Node 0 
[  442.605746]  ? check_preemption_disabled+0x48/0x280
[  442.608123] DMA32: 
[  442.613649]  ? __lock_is_held+0xb5/0x140
[  442.615854] 5*4kB 
[  442.620854]  __alloc_pages_nodemask+0xa80/0xde0
[  442.623060] (UM) 
[  442.627106]  ? zap_class+0x640/0x640
[  442.629239] 1*8kB (H) 
[  442.633902]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  442.635929] 2*16kB (M) 
[  442.639649]  ? find_held_lock+0x36/0x1c0
[  442.642110] 3*32kB (M) 
[  442.647122]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.649669] 3*64kB (MH) 
[  442.653718]  ? lock_downgrade+0x900/0x900
[  442.656275] 4*128kB 
[  442.661051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.663689] (M) 
[  442.667826]  cache_grow_begin+0xa5/0x8c0
[  442.670118] 5*256kB (UMH) 
[  442.675822]  ? do_raw_spin_unlock+0xa7/0x330
[  442.677764] 5*512kB (UMH) 
[  442.681821]  fallback_alloc+0x204/0x2e0
[  442.684633] 4*1024kB (UMH) 
[  442.689036]  ____cache_alloc_node+0x1c7/0x1e0
[  442.691845] 2*2048kB (UM) 
[  442.695812]  kmem_cache_alloc_node+0xe3/0x730
[  442.698719] 3*4096kB 
[  442.703199]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.706012] (M) 
[  442.710494]  __alloc_skb+0x119/0x770
[  442.712866] = 25180kB
[  442.712873] Node 0 
[  442.717441]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  442.719395] Normal: 1917*4kB 
[  442.723108]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.725488] (UME) 
[  442.727711]  ? vprintk_default+0x28/0x30
[  442.733036] 392*8kB (UME) 
[  442.736133]  ? vprintk_func+0x85/0x181
[  442.740507] 105*16kB (UME) 
[  442.742647]  ? printk+0xa7/0xcf
[  442.746690] 43*32kB (UM) 
[  442.749538]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  442.753393] 1*64kB (U) 
[  442.756341]  new_skb+0x26/0x1c0
[  442.759582] 0*128kB 0*256kB 
[  442.762333]  aoecmd_cfg+0x279/0x7f0
[  442.767148] 0*512kB 
[  442.769715]  ? find_held_lock+0x36/0x1c0
[  442.772981] 0*1024kB 0*2048kB 
[  442.776005]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  442.779598] 0*4096kB = 13924kB
[  442.781930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.785964] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  442.789143]  ? __lock_is_held+0xb5/0x140
[  442.793461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  442.796642]  discover_timer+0x50/0x60
[  442.802146] 7036 total pagecache pages
[  442.810978]  call_timer_fn+0x272/0x920
[  442.815018] 0 pages in swap cache
[  442.823570]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.827343] Swap cache stats: add 0, delete 0, find 0/0
[  442.831213]  ? process_timeout+0x40/0x40
[  442.835067] Free swap  = 0kB
[  442.838509]  ? __run_timers+0x7da/0xc70
[  442.843316] Total swap = 0kB
[  442.848661]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.852689] 1965979 pages RAM
[  442.855699]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.859643] 0 pages HighMem/MovableOnly
[  442.862645]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.867102] 342867 pages reserved
[  442.867109] 0 pages cma reserved
[  442.870198]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.874737] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.878624]  ? trace_hardirqs_on+0xbd/0x310
[  442.883512] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.886877]  ? kasan_check_read+0x11/0x20
[  442.890209] syz-fuzzer cpuset=
[  442.894775]  ? __run_timers+0x7da/0xc70
[  442.901232] /
[  442.905538]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.915747]  mems_allowed=0
[  442.919888]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  442.941514]  __run_timers+0x7e5/0xc70
[  442.945332]  ? timer_fixup_init+0x70/0x70
[  442.949471]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.954478]  ? zap_class+0x640/0x640
[  442.958185]  ? enqueue_hrtimer+0x1a5/0x560
[  442.962414]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.967615]  ? find_held_lock+0x36/0x1c0
[  442.971681]  ? zap_class+0x640/0x640
[  442.975889]  ? pvclock_read_flags+0x160/0x160
[  442.980382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.985922]  ? check_preemption_disabled+0x48/0x280
[  442.990938]  ? __lock_is_held+0xb5/0x140
[  442.995004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.000537]  ? check_preemption_disabled+0x48/0x280
[  443.005575]  run_timer_softirq+0x52/0xb0
[  443.009628]  ? rcu_read_lock_sched_held+0x14f/0x180
[  443.014637]  __do_softirq+0x308/0xb7e
[  443.018437]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  443.022920]  ? lock_downgrade+0x900/0x900
[  443.027063]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  443.032162]  ? pvclock_read_flags+0x160/0x160
[  443.036653]  ? lapic_next_event+0x5a/0x90
[  443.040794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.046331]  ? kvm_clock_read+0x18/0x30
[  443.050303]  ? kvm_sched_clock_read+0x9/0x20
[  443.054703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.060229]  ? check_preemption_disabled+0x48/0x280
[  443.065242]  irq_exit+0x17f/0x1c0
[  443.068693]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.073524]  ? smp_reschedule_interrupt+0x109/0x650
[  443.078530]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.084407]  ? interrupt_entry+0xb5/0xc0
[  443.088466]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.093473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.098483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.103320]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.108332]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.113340]  ? task_prio+0x50/0x50
[  443.116875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.122407]  ? check_preemption_disabled+0x48/0x280
[  443.127421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.132261]  apic_timer_interrupt+0xf/0x20
[  443.136495]  </IRQ>
[  443.138729] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  443.143654] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  443.162544] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  443.170245] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  443.177539] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  443.184802] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  443.192060] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  443.199321] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  443.206613]  skb_clone+0x1bb/0x500
[  443.210162]  ? finish_task_switch+0x2f4/0x910
[  443.214651]  ? skb_split+0x11e0/0x11e0
[  443.218534]  ? preempt_notifier_register+0x200/0x200
[  443.223649]  ? __switch_to_asm+0x34/0x70
[  443.227704]  ? __switch_to_asm+0x34/0x70
[  443.231757]  ? __switch_to_asm+0x40/0x70
[  443.235811]  ? __switch_to_asm+0x34/0x70
[  443.239868]  ? __switch_to_asm+0x40/0x70
[  443.243930]  ? __switch_to_asm+0x34/0x70
[  443.247991]  ? __switch_to_asm+0x40/0x70
[  443.252043]  ? __switch_to_asm+0x34/0x70
[  443.256097]  ? __switch_to_asm+0x34/0x70
[  443.260149]  ? __switch_to_asm+0x40/0x70
[  443.264204]  ? __switch_to_asm+0x34/0x70
[  443.268289]  bpf_clone_redirect+0xb9/0x490
[  443.272528]  ? __schedule+0x8d7/0x21d0
[  443.276413]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  443.281425]  ? __sched_text_start+0x8/0x8
[  443.285576]  ? find_held_lock+0x36/0x1c0
[  443.289756]  ? lock_acquire+0x1ed/0x520
[  443.293726]  ? bpf_test_run+0x3cb/0x780
[  443.297697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.303240]  ? check_preemption_disabled+0x48/0x280
[  443.308278]  ? kasan_check_read+0x11/0x20
[  443.312441]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.317710]  ? rcu_softirq_qs+0x20/0x20
[  443.321678]  ? preempt_schedule+0x4d/0x60
[  443.325821]  ? ___preempt_schedule+0x16/0x18
[  443.330230]  ? bpf_test_run+0x25d/0x780
[  443.334214]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.338619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.344167]  ? bpf_test_init.isra.10+0x70/0x100
[  443.348834]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  443.353603]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.358438]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.363969]  ? fput+0x130/0x1a0
[  443.367243]  ? __bpf_prog_get+0x9b/0x290
[  443.371315]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.376146]  ? bpf_prog_test_run+0x130/0x1a0
[  443.380553]  ? __x64_sys_bpf+0x3d8/0x520
[  443.384614]  ? bpf_prog_get+0x20/0x20
[  443.388422]  ? do_syscall_64+0x1b9/0x820
[  443.392479]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.397835]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.402775]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.407789]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.412800]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  443.419479]  ? __switch_to_asm+0x40/0x70
[  443.423533]  ? __switch_to_asm+0x34/0x70
[  443.427595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.432437]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.437805] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  443.437835] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  443.444376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.444382] Call Trace:
[  443.450592] rcu: 	
[  443.459926]  <IRQ>
[  443.462490] (detected by 0, t=10675 jiffies, g=38893, q=42)
[  443.464622]  dump_stack+0x244/0x39d
[  443.466748] rcu: All QSes seen, last rcu_preempt kthread activity 8580 (4294981495-4294972915), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  443.472439]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.476039] syz-executor0   R
[  443.488602]  warn_alloc.cold.117+0xb7/0x1bd
[  443.493746]   running task    20648 17787   5378 0x8010000c
[  443.496848]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.501137] Call Trace:
[  443.507279]  ? lock_downgrade+0x900/0x900
[  443.512105]  <IRQ>
[  443.514676]  ? trace_hardirqs_off+0xb8/0x310
[  443.518799]  sched_show_task.cold.81+0x2b6/0x30a
[  443.520929]  ? trace_hardirqs_off+0xb8/0x310
[  443.525313]  ? can_nice.part.74+0x20/0x20
[  443.530056]  __alloc_pages_slowpath+0x2660/0x2d70
[  443.534441]  ? vprintk_default+0x28/0x30
[  443.538586]  ? warn_alloc+0x120/0x120
[  443.543383]  ? vprintk_func+0x85/0x181
[  443.547445]  ? warn_alloc+0x120/0x120
[  443.551218]  ? vprintk_func+0x85/0x181
[  443.555088]  ? print_usage_bug+0xc0/0xc0
[  443.558867]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  443.562735]  ? warn_alloc+0x120/0x120
[  443.566773]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  443.571509]  ? print_usage_bug+0xc0/0xc0
[  443.575293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.580026]  ? __lock_acquire+0x62f/0x4c20
[  443.584071]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  443.589585]  ? __lock_acquire+0x62f/0x4c20
[  443.593812]  ? print_usage_bug+0xc0/0xc0
[  443.599066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.603286]  ? rcu_qs+0x110/0x110
[  443.607324]  ? should_fail+0x22d/0xd01
[  443.612844]  ? find_held_lock+0x36/0x1c0
[  443.616277]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.620146]  ? zap_class+0x640/0x640
[  443.624183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.629439]  ? print_usage_bug+0xc0/0xc0
[  443.633130]  ? __lock_acquire+0x62f/0x4c20
[  443.638209]  ? check_preemption_disabled+0x48/0x280
[  443.642271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.646485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.651480]  ? __lock_acquire+0x62f/0x4c20
[  443.656562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.662072]  ? should_fail+0x22d/0xd01
[  443.666293]  ? do_trace_rcu_torture_read+0x10/0x10
[  443.671805]  ? rcu_irq_exit+0x1a2/0x390
[  443.675981]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  443.680897]  ? mark_held_locks+0x130/0x130
[  443.684845]  ? __lock_is_held+0xb5/0x140
[  443.690102]  ? mark_held_locks+0x130/0x130
[  443.694315]  ? __rcu_read_lock+0x50/0x50
[  443.698356]  ? mark_held_locks+0xc7/0x130
[  443.702573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.706607]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  443.710753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.716269]  ? zap_class+0x640/0x640
[  443.721266]  ? check_preemption_disabled+0x48/0x280
[  443.726775]  ? print_usage_bug+0xc0/0xc0
[  443.730470]  rcu_check_callbacks+0xfd7/0x13f0
[  443.735466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.739506]  ? rcutree_dead_cpu+0x10/0x10
[  443.743977]  ? check_preemption_disabled+0x48/0x280
[  443.749519]  ? lock_downgrade+0x900/0x900
[  443.753649]  ? __lock_is_held+0xb5/0x140
[  443.758638]  ? lock_release+0x960/0xa00
[  443.762768]  __alloc_pages_nodemask+0xa80/0xde0
[  443.766810]  ? zap_class+0x640/0x640
[  443.770755]  ? zap_class+0x640/0x640
[  443.775400]  ? mark_held_locks+0x130/0x130
[  443.779094]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  443.782785]  ? zap_class+0x640/0x640
[  443.787005]  ? find_held_lock+0x36/0x1c0
[  443.791995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.795690]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.799731]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  443.799747]  ? kvm_set_tsc_khz+0x540/0x540
[  443.805263]  ? lock_downgrade+0x900/0x900
[  443.809911]  ? find_held_lock+0x36/0x1c0
[  443.814471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.818685]  ? zap_class+0x640/0x640
[  443.822814]  cache_grow_begin+0xa5/0x8c0
[  443.826868]  ? timekeeping_advance+0x3cc/0xc00
[  443.832392]  ? do_raw_spin_unlock+0xa7/0x330
[  443.836084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.840129]  fallback_alloc+0x204/0x2e0
[  443.844687]  ? check_preemption_disabled+0x48/0x280
[  443.849076]  ____cache_alloc_node+0x1c7/0x1e0
[  443.854592]  ? trace_hardirqs_off+0xb8/0x310
[  443.858540]  kmem_cache_alloc_node+0xe3/0x730
[  443.863534]  ? __lock_is_held+0xb5/0x140
[  443.868007]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.872388]  ? trace_hardirqs_on+0x310/0x310
[  443.876865]  __alloc_skb+0x119/0x770
[  443.880897]  ? check_preemption_disabled+0x48/0x280
[  443.885115]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.889500]  ? raise_softirq+0x199/0x420
[  443.893192]  ? netdev_alloc_frag+0x1f0/0x1f0
[  443.898189]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  443.903448]  ? lock_downgrade+0x900/0x900
[  443.907495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.911893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.916534]  ? check_preemption_disabled+0x48/0x280
[  443.920658]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.926174]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.931689]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.936680]  ? hrtimer_run_queues+0x9a/0x400
[  443.942124]  ? addrconf_rs_timer+0x690/0x690
[  443.947643]  ? run_local_timers+0x19b/0x230
[  443.953087]  ndisc_alloc_skb+0x144/0x340
[  443.957462]  ? timer_clear_idle+0x90/0x90
[  443.961862]  ndisc_send_rs+0x331/0x6e0
[  443.966158]  ? debug_smp_processor_id+0x1c/0x20
[  443.970205]  addrconf_rs_timer+0x314/0x690
[  443.974519]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  443.978382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.983037]  ? account_process_tick+0x282/0x350
[  443.987257]  call_timer_fn+0x272/0x920
[  443.993211]  update_process_times+0x2d/0x70
[  443.997426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.002072]  tick_sched_handle+0x9f/0x180
[  444.005940]  ? process_timeout+0x40/0x40
[  444.010239]  tick_sched_timer+0x45/0x130
[  444.014455]  ? mark_held_locks+0xc7/0x130
[  444.018577]  __hrtimer_run_queues+0x41c/0x10d0
[  444.022623]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.026670]  ? tick_sched_do_timer+0x1a0/0x1a0
[  444.030794]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.035351]  ? hrtimer_start_range_ns+0xe00/0xe00
[  444.039828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.044391]  ? pvclock_read_flags+0x160/0x160
[  444.048855]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.053669]  ? trace_hardirqs_on+0x310/0x310
[  444.057877]  ? trace_hardirqs_on+0xbd/0x310
[  444.062437]  ? zap_class+0x640/0x640
[  444.067005]  ? kasan_check_read+0x11/0x20
[  444.071408]  ? kvm_clock_read+0x18/0x30
[  444.075711]  ? __run_timers+0x7da/0xc70
[  444.079396]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.083524]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.087476]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  444.091430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.096457]  ? do_timer+0x50/0x50
[  444.101550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.106894]  ? rwlock_bug.part.2+0x90/0x90
[  444.111106]  __run_timers+0x7e5/0xc70
[  444.114537]  ? trace_hardirqs_on+0x310/0x310
[  444.118751]  ? rcu_irq_exit+0x1a2/0x390
[  444.122976]  ? rcu_softirq_qs+0x20/0x20
[  444.126765]  ? timer_fixup_init+0x70/0x70
[  444.131160]  hrtimer_interrupt+0x313/0x780
[  444.135104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.139070]  smp_apic_timer_interrupt+0x1a1/0x760
[  444.143191]  ? check_preemption_disabled+0x48/0x280
[  444.147414]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.152933]  ? mark_held_locks+0xc7/0x130
[  444.157748]  ? interrupt_entry+0xb5/0xc0
[  444.162743]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  444.168606]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.172732]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.176772]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.181765]  ? retint_kernel+0x2d/0x2d
[  444.186758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.191493]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.196142]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.200009]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.204835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.209738]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.214735]  apic_timer_interrupt+0xf/0x20
[  444.219465]  ? zap_class+0x640/0x640
[  444.224303] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  444.229734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.233947] Code: 41 7e 0f 85 32 ff ff ff e8 95 f7 3f ff e9 28 ff ff ff e8 ec c1 c3 ff 48 83 3d 44 70 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 6a b1
[  444.237636]  ? check_preemption_disabled+0x48/0x280
[  444.242974] RSP: 0000:ffff8801dae073d8 EFLAGS: 00000286
[  444.248496]  ? __lock_is_held+0xb5/0x140
[  444.267384]  ORIG_RAX: ffffffffffffff13
[  444.272401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.277736] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003253cd21
[  444.281777]  ? check_preemption_disabled+0x48/0x280
[  444.285721] RDX: 0000000000000000 RSI: ffff8801929e6910 RDI: 0000000000000286
[  444.291238]  run_timer_softirq+0x52/0xb0
[  444.298482] RBP: ffff8801dae07448 R08: ffff8801929e6908 R09: 0000000000000002
[  444.303480]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.310732] R10: 0000000000000000 R11: ffff8801929e6040 R12: ffff8801d9a05040
[  444.314857]  __do_softirq+0x308/0xb7e
[  444.322095] R13: ffff8801d9a05040 R14: 0000000000000000 R15: 0000000000000286
[  444.322121]  ? apic_timer_interrupt+0xa/0x20
[  444.327114]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.334394]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.338156]  ? lock_downgrade+0x900/0x900
[  444.345420]  __alloc_skb+0x119/0x770
[  444.349802]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  444.354274]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.358836]  ? pvclock_read_flags+0x160/0x160
[  444.362961]  ? netdev_alloc_frag+0x1f0/0x1f0
[  444.366656]  ? lapic_next_event+0x5a/0x90
[  444.371738]  ? vprintk_default+0x28/0x30
[  444.377076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.381558]  ? vprintk_func+0x85/0x181
[  444.385945]  ? kvm_clock_read+0x18/0x30
[  444.390079]  ? printk+0xa7/0xcf
[  444.394121]  ? kvm_sched_clock_read+0x9/0x20
[  444.399643]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  444.403531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.407489]  new_skb+0x26/0x1c0
[  444.410749]  ? check_preemption_disabled+0x48/0x280
[  444.415135]  aoecmd_cfg+0x279/0x7f0
[  444.419971]  irq_exit+0x17f/0x1c0
[  444.425480]  ? find_held_lock+0x36/0x1c0
[  444.428742]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.433740]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  444.437345]  ? smp_reschedule_interrupt+0x109/0x650
[  444.440780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.444818]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.449647]  ? __lock_is_held+0xb5/0x140
[  444.453939]  ? interrupt_entry+0xb5/0xc0
[  444.458952]  discover_timer+0x50/0x60
[  444.464474]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.470340]  call_timer_fn+0x272/0x920
[  444.474378]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.478431]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.482208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.487203]  ? process_timeout+0x40/0x40
[  444.491067]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.496066]  ? __run_timers+0x7da/0xc70
[  444.500886]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.506193]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.510227]  ? task_prio+0x50/0x50
[  444.515223]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.519181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.524180]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.528652]  ? check_preemption_disabled+0x48/0x280
[  444.532190]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.536666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.542183]  ? trace_hardirqs_on+0xbd/0x310
[  444.547012]  apic_timer_interrupt+0xf/0x20
[  444.552002]  ? kasan_check_read+0x11/0x20
[  444.556551]  </IRQ>
[  444.561375]  ? __run_timers+0x7da/0xc70
[  444.565779] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  444.569991]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.574116] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  444.576341]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  444.580280] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286
[  444.585455]  __run_timers+0x7e5/0xc70
[  444.590529]  ORIG_RAX: ffffffffffffff13
[  444.609438]  ? timer_fixup_init+0x70/0x70
[  444.614250] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  444.619596]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.623378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  444.623389] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  444.627342]  ? zap_class+0x640/0x640
[  444.631462] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  444.638712]  ? enqueue_hrtimer+0x1a5/0x560
[  444.643700] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  444.650951]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.658224]  retint_kernel+0x1b/0x2d
[  444.661908]  ? find_held_lock+0x36/0x1c0
[  444.669173] RIP: 0010:dump_stack+0x358/0x39d
[  444.673394]  ? zap_class+0x640/0x640
[  444.680643] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  444.685816]  ? pvclock_read_flags+0x160/0x160
[  444.689502] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  444.693557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.697944] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  444.701652]  ? check_preemption_disabled+0x48/0x280
[  444.720525] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  444.720536] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  444.725018]  ? __lock_is_held+0xb5/0x140
[  444.732697] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  444.738217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.745464] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  444.750464]  ? check_preemption_disabled+0x48/0x280
[  444.757722]  ? dump_stack+0x34f/0x39d
[  444.764984]  run_timer_softirq+0x52/0xb0
[  444.769044]  ? dump_stack_print_info.cold.1+0x20/0x20
[  444.776291]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.781811]  dump_header+0x27b/0xf72
[  444.789167]  __do_softirq+0x308/0xb7e
[  444.794167]  ? mark_held_locks+0x130/0x130
[  444.797942]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.801979]  ? pagefault_out_of_memory+0x197/0x197
[  444.807153]  ? lock_downgrade+0x900/0x900
[  444.812159]  ? __lock_acquire+0x62f/0x4c20
[  444.815848]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  444.819625]  ? zap_class+0x640/0x640
[  444.823840]  ? pvclock_read_flags+0x160/0x160
[  444.828308]  ? percpu_ref_get_many+0x240/0x240
[  444.833227]  ? lapic_next_event+0x5a/0x90
[  444.837347]  ? print_usage_bug+0xc0/0xc0
[  444.841559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.846641]  ? print_usage_bug+0xc0/0xc0
[  444.850330]  ? kvm_clock_read+0x18/0x30
[  444.854802]  ? zap_class+0x640/0x640
[  444.859357]  ? kvm_sched_clock_read+0x9/0x20
[  444.863485]  ? print_usage_bug+0xc0/0xc0
[  444.867526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.873040]  ? print_usage_bug+0xc0/0xc0
[  444.877081]  ? check_preemption_disabled+0x48/0x280
[  444.881031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.884723]  irq_exit+0x17f/0x1c0
[  444.889108]  ? find_held_lock+0x36/0x1c0
[  444.893160]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.898682]  ? mark_held_locks+0xc7/0x130
[  444.902735]  ? smp_reschedule_interrupt+0x109/0x650
[  444.907735]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.913247]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.916676]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.920727]  ? interrupt_entry+0xb5/0xc0
[  444.925545]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  444.929669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.934664]  ? trace_hardirqs_on+0xbd/0x310
[  444.939741]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.945603]  ? kasan_check_read+0x11/0x20
[  444.950685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.954722]  ? ___ratelimit+0x3b4/0x672
[  444.959279]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.964273]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.968569]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.973561]  ? trace_hardirqs_on+0x310/0x310
[  444.977688]  ? task_prio+0x50/0x50
[  444.982504]  ? lock_downgrade+0x900/0x900
[  444.986456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.991451]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.996527]  ? check_preemption_disabled+0x48/0x280
[  445.001516]  ? ___ratelimit+0x3b9/0x672
[  445.005905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.009422]  ? idr_get_free+0xec0/0xec0
[  445.013561]  apic_timer_interrupt+0xf/0x20
[  445.019072]  ? find_held_lock+0x36/0x1c0
[  445.024150]  </IRQ>
[  445.029154]  oom_kill_process.cold.27+0x10/0x903
[  445.033101] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  445.037922]  ? zap_class+0x640/0x640
[  445.041874] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  445.046086]  ? check_preemption_disabled+0x48/0x280
[  445.050128] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286
[  445.052347]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.057068]  ORIG_RAX: ffffffffffffff13
[  445.061976]  ? kasan_check_read+0x11/0x20
[  445.065664] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  445.084550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.089537] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  445.094878]  ? oom_evaluate_task+0x540/0x540
[  445.099781] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  445.103734]  ? find_held_lock+0x36/0x1c0
[  445.107853] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  445.115116]  ? out_of_memory+0x974/0x1430
[  445.120365] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  445.127618]  ? lock_downgrade+0x900/0x900
[  445.132023]  skb_clone+0x1bb/0x500
[  445.139249]  ? check_preemption_disabled+0x48/0x280
[  445.143289]  ? finish_task_switch+0x2f4/0x910
[  445.150557]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.154678]  ? skb_split+0x11e0/0x11e0
[  445.161926]  ? kasan_check_read+0x11/0x20
[  445.166050]  ? preempt_notifier_register+0x200/0x200
[  445.169569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.174560]  ? __switch_to_asm+0x34/0x70
[  445.179029]  ? rcu_softirq_qs+0x20/0x20
[  445.183933]  ? __switch_to_asm+0x34/0x70
[  445.187807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.191932]  ? __switch_to_asm+0x40/0x70
[  445.197097]  ? oom_evaluate_task+0x302/0x540
[  445.202362]  ? __switch_to_asm+0x34/0x70
[  445.206400]  out_of_memory+0xa84/0x1430
[  445.210347]  ? __switch_to_asm+0x40/0x70
[  445.214391]  ? oom_killer_disable+0x3a0/0x3a0
[  445.219902]  ? __switch_to_asm+0x34/0x70
[  445.223937]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  445.228321]  ? __switch_to_asm+0x40/0x70
[  445.232377]  ? __mutex_add_waiter+0x2a0/0x2a0
[  445.236327]  ? __switch_to_asm+0x34/0x70
[  445.240374]  __alloc_pages_slowpath+0x22d4/0x2d70
[  445.244849]  ? __switch_to_asm+0x34/0x70
[  445.248911]  ? warn_alloc+0x120/0x120
[  445.253800]  ? __switch_to_asm+0x40/0x70
[  445.257847]  ? rcu_softirq_qs+0x20/0x20
[  445.262318]  ? __switch_to_asm+0x34/0x70
[  445.266378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.271180]  bpf_clone_redirect+0xb9/0x490
[  445.275215]  ? should_fail+0x22d/0xd01
[  445.278992]  ? __schedule+0x8d7/0x21d0
[  445.283037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.286993]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  445.291031]  ? zap_class+0x640/0x640
[  445.296545]  ? __sched_text_start+0x8/0x8
[  445.300775]  ? __lock_is_held+0xb5/0x140
[  445.304631]  ? find_held_lock+0x36/0x1c0
[  445.308491]  ? mark_held_locks+0x130/0x130
[  445.313590]  ? lock_acquire+0x1ed/0x520
[  445.318583]  ? lock_release+0xa00/0xa00
[  445.322274]  ? bpf_test_run+0x3cb/0x780
[  445.326397]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.330437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.334482]  ? __might_sleep+0x95/0x190
[  445.338700]  ? check_preemption_disabled+0x48/0x280
[  445.342671]  __alloc_pages_nodemask+0xa80/0xde0
[  445.346625]  ? kasan_check_read+0x11/0x20
[  445.350581]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  445.356019]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.361552]  ? __page_cache_alloc+0x191/0x5c0
[  445.365502]  ? rcu_softirq_qs+0x20/0x20
[  445.370493]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.375141]  ? preempt_schedule+0x4d/0x60
[  445.379268]  ? kasan_check_read+0x11/0x20
[  445.384261]  ? ___preempt_schedule+0x16/0x18
[  445.389531]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.394007]  ? bpf_test_run+0x25d/0x780
[  445.397959]  ? zap_class+0x640/0x640
[  445.402872]  ? netlink_diag_dump+0x2a0/0x2a0
[  445.407009]  ? zap_class+0x640/0x640
[  445.411135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.415521]  ? zap_class+0x640/0x640
[  445.420785]  ? bpf_test_init.isra.10+0x70/0x100
[  445.424734]  ? __do_page_cache_readahead+0x7ce/0x980
[  445.428426]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  445.432808]  ? find_held_lock+0x36/0x1c0
[  445.436502]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.442024]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  445.445712]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.450373]  alloc_pages_current+0x173/0x350
[  445.455452]  ? fput+0x130/0x1a0
[  445.460185]  __page_cache_alloc+0x38c/0x5c0
[  445.464220]  ? __bpf_prog_get+0x9b/0x290
[  445.469041]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.474553]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.480065]  ? kasan_check_read+0x11/0x20
[  445.484454]  ? bpf_prog_test_run+0x130/0x1a0
[  445.487716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.492017]  ? __x64_sys_bpf+0x3d8/0x520
[  445.496094]  ? generic_perform_write+0x6a0/0x6a0
[  445.500998]  ? bpf_prog_get+0x20/0x20
[  445.506070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.506091]  ? check_preemption_disabled+0x48/0x280
[  445.506116]  filemap_fault+0x1594/0x25f0
[  445.510267]  ? do_syscall_64+0x1b9/0x820
[  445.514647]  ? __lock_page_or_retry+0xa00/0xa00
[  445.519905]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  445.519921]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.523960]  ? mark_held_locks+0x130/0x130
[  445.528693]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.532490]  ? rcu_softirq_qs+0x20/0x20
[  445.538005]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.543021]  ? filemap_map_pages+0xe04/0x1990
[  445.547056]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  445.551103]  ? __free_object+0x173/0x340
[  445.555759]  ? __switch_to_asm+0x40/0x70
[  445.561107]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  445.566011]  ? __switch_to_asm+0x34/0x70
[  445.570224]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.575220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.579170]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  445.584172]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.588660]  ? debug_object_free+0x32d/0x690
[  445.595314] rcu: rcu_preempt kthread starved for 8580 jiffies! g38893 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  445.599336]  ? kasan_check_read+0x11/0x20
[  445.603362] rcu: RCU grace-period kthread stack dump:
[  445.603370] rcu_preempt     R
[  445.608283]  ? debug_object_destroy+0x2b0/0x2b0
[  445.612306]   running task    22696    10      2 0x80000000
[  445.617406]  ? lock_pi_update_atomic+0x150/0x150
[  445.622215] Call Trace:
[  445.626872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.632213]  __schedule+0x8cf/0x21d0
[  445.636598]  ? __hrtimer_init+0xdb/0x240
[  445.646979]  ? __sched_text_start+0x8/0x8
[  445.651127]  ? lock_acquire+0x1ed/0x520
[  445.656292]  ? add_timer_on+0xa20/0xa20
[  445.659370]  ? ext4_filemap_fault+0x7a/0xad
[  445.664018]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.669705]  ? lock_release+0xa00/0xa00
[  445.674737]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.677296]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.682812]  ? trace_hardirqs_on+0xbd/0x310
[  445.686504]  ? print_usage_bug+0xc0/0xc0
[  445.690542]  ? kasan_check_read+0x11/0x20
[  445.694668]  ? print_usage_bug+0xc0/0xc0
[  445.698639]  ? prepare_to_swait_event+0x25a/0x800
[  445.702602]  ? down_read+0x8d/0x120
[  445.706919]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.711999]  ? ext4_filemap_fault+0x7a/0xad
[  445.715950]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.721030]  ? __down_interruptible+0x700/0x700
[  445.726457]  schedule+0xfe/0x460
[  445.730782]  ext4_filemap_fault+0x82/0xad
[  445.734819]  ? __schedule+0x21d0/0x21d0
[  445.738951]  __do_fault+0x100/0x6b0
[  445.742988]  ? prepare_to_swait_event+0x25a/0x800
[  445.747810]  ? pmd_devmap_trans_unstable+0x220/0x220
[  445.751419]  ? __init_swait_queue_head+0x150/0x150
[  445.756513]  ? mark_held_locks+0x130/0x130
[  445.760808]  ? __lockdep_init_map+0x105/0x590
[  445.765900]  ? mark_held_locks+0x130/0x130
[  445.770544]  ? lockdep_init_map+0x9/0x10
[  445.773890]  ? debug_smp_processor_id+0x1c/0x20
[  445.778014]  schedule_timeout+0x140/0x260
[  445.781988]  ? perf_trace_lock+0x14d/0x7a0
[  445.785613]  ? usleep_range+0x1a0/0x1a0
[  445.790435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.795518]  ? __next_timer_interrupt+0x1a0/0x1a0
[  445.800424]  __handle_mm_fault+0x307c/0x5920
[  445.804658]  rcu_gp_fqs_loop+0x762/0xa80
[  445.809139]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  445.813352]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  445.817386]  ? lock_is_held_type+0x210/0x210
[  445.822043]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.826194]  ? zap_class+0x640/0x640
[  445.830395]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.834345]  ? zap_class+0x640/0x640
[  445.839857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.844674]  ? __x64_sys_futex+0x53e/0x6a0
[  445.849075]  ? rcu_gp_init+0x90b/0x1260
[  445.853112]  ? find_held_lock+0x36/0x1c0
[  445.857946]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  445.862749]  ? handle_mm_fault+0x42a/0xc70
[  445.867132]  ? rcu_accelerate_cbs+0x562/0xae0
[  445.872211]  ? lock_downgrade+0x900/0x900
[  445.875897]  ? zap_class+0x640/0x640
[  445.881324]  ? check_preemption_disabled+0x48/0x280
[  445.885018]  ? zap_class+0x640/0x640
[  445.890533]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.894753]  ? __lock_is_held+0xb5/0x140
[  445.898696]  ? kasan_check_read+0x11/0x20
[  445.898712]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.902753]  ? __lock_is_held+0xb5/0x140
[  445.907485]  ? rcu_softirq_qs+0x20/0x20
[  445.911697]  ? zap_class+0x640/0x640
[  445.916174]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.920303]  ? rcu_accelerate_cbs+0x562/0xae0
[  445.923994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.928989]  ? find_held_lock+0x36/0x1c0
[  445.932679]  ? check_preemption_disabled+0x48/0x280
[  445.937606]  ? rcu_gp_kthread+0x8cf/0xc70
[  445.941645]  handle_mm_fault+0x54f/0xc70
[  445.945779]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.951119]  ? __handle_mm_fault+0x5920/0x5920
[  445.955158]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.959109]  ? find_vma+0x34/0x190
[  445.962800]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  445.967901]  __do_page_fault+0x5e8/0xe60
[  445.972383]  ? trace_hardirqs_on+0xbd/0x310
[  445.977912]  ? trace_hardirqs_off+0xb8/0x310
[  445.981953]  ? kasan_check_read+0x11/0x20
[  445.986947]  ? __ia32_sys_read+0xb0/0xb0
[  445.991072]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.995116]  do_page_fault+0xf2/0x7e0
[  445.999596]  ? perf_trace_sched_process_exec+0x860/0x860
[  446.004156]  ? vmalloc_sync_all+0x30/0x30
[  446.008631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.012146]  ? error_entry+0x70/0xd0
[  446.016713]  rcu_gp_kthread+0x341/0xc70
[  446.020745]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.025070]  ? rcu_gp_init+0x1260/0x1260
[  446.029455]  ? trace_hardirqs_on_caller+0xc0/0x310
[  446.033579]  ? mark_held_locks+0x130/0x130
[  446.037616]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.042689]  ? __schedule+0x168a/0x21d0
[  446.046467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.051905]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.056028]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.061583]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  446.065275]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.069226]  ? trace_hardirqs_on+0xbd/0x310
[  446.074245]  ? prepare_exit_to_usermode+0x291/0x3b0
[  446.078279]  ? kasan_check_read+0x11/0x20
[  446.083182]  ? page_fault+0x8/0x30
[  446.087403]  ? __schedule+0x168a/0x21d0
[  446.092312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.096261]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.101079]  ? page_fault+0x8/0x30
[  446.105558]  ? lock_pin_lock+0x350/0x350
[  446.110562]  page_fault+0x1e/0x30
[  446.115143]  ? _raw_spin_unlock_irq+0x60/0x80
[  446.120564] RIP: 0033:0x45ddf3
[  446.124862]  ? __schedule+0x168a/0x21d0
[  446.129868] Code: Bad RIP value.
[  446.133985]  ? __switch_to_asm+0x40/0x70
[  446.137497] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  446.141456]  ? __switch_to_asm+0x40/0x70
[  446.146273] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  446.146283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  446.151367]  ? __ia32_sys_membarrier+0xb1/0x150
[  446.154872] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  446.154882] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  446.158929]  ? __sched_text_start+0x8/0x8
[  446.162346] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  446.162373] warn_alloc_show_mem: 1 callbacks suppressed
[  446.162378] Mem-Info:
[  446.166840]  ? find_held_lock+0x36/0x1c0
[  446.170026] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  446.170026]  active_file:13 inactive_file:13 isolated_file:0
[  446.170026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.170026]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  446.170026]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  446.170026]  free:13753 free_pcp:603 free_cma:0
[  446.173965]  ? __kthread_parkme+0xce/0x1a0
[  446.177319] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.181347]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.186679] Node 0 
[  446.190724]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.197984] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.205223]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  446.209853] lowmem_reserve[]: 0
[  446.217129]  ? trace_hardirqs_on+0xbd/0x310
[  446.224364]  2818 6321
[  446.228503]  ? kasan_check_read+0x11/0x20
[  446.235735]  6321
[  446.241088]  ? __kthread_parkme+0xce/0x1a0
[  446.243467] Node 0 
[  446.247532]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.280589] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  446.284800]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.312339] lowmem_reserve[]: 0
[  446.317445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.319644]  0 3503
[  446.324738]  ? __kthread_parkme+0xfb/0x1a0
[  446.350203]  3503
[  446.354778]  kthread+0x35a/0x420
[  446.358033] Node 0 
[  446.362336]  ? rcu_gp_init+0x1260/0x1260
[  446.364822] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  446.368932]  ? kthread_stop+0x900/0x900
[  446.370959] lowmem_reserve[]: 0
[  446.375271]  ret_from_fork+0x3a/0x50
[  446.377470]  0 0
[  446.382665] aoe: skb alloc failure
[  446.409507]  0
[  446.409518] Node 0 DMA: 1*4kB (U) 0*8kB 
[  446.414668] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.417874] 0*16kB 1*32kB 
[  446.423397] syz-executor0 cpuset=
[  446.425608] (U) 2*64kB 
[  446.429825] syz0
[  446.431858] (U) 1*128kB 
[  446.435225]  mems_allowed=0
[  446.437437] (U) 
[  446.441496] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  446.470087] 1*256kB (U) 
[  446.474049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.477297] 0*512kB 1*1024kB 
[  446.480994] Call Trace:
[  446.482955] (U) 1*2048kB 
[  446.486477]  <IRQ>
[  446.488267] (M) 3*4096kB 
[  446.492319]  dump_stack+0x244/0x39d
[  446.502769] (M) 
[  446.505600]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.509020] = 15908kB
[  446.511595]  warn_alloc.cold.117+0xb7/0x1bd
[  446.513553] Node 0 
[  446.516208]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.519136] DMA32: 5*4kB 
[  446.521107]  ? lock_downgrade+0x900/0x900
[  446.528012] (UM) 
[  446.530681]  ? trace_hardirqs_off+0xb8/0x310
[  446.540002] 1*8kB (H) 
[  446.543105]  ? trace_hardirqs_off+0xb8/0x310
[  446.545653] 2*16kB (M) 
[  446.548442]  __alloc_pages_slowpath+0x2660/0x2d70
[  446.550553] 3*32kB (M) 
[  446.553325]  ? warn_alloc+0x120/0x120
[  446.556904] 3*64kB (MH) 
[  446.558875]  ? pvclock_read_flags+0x160/0x160
[  446.564039] 4*128kB 
[  446.566433]  ? warn_alloc+0x120/0x120
[  446.570725] (M) 
[  446.572950]  ? print_usage_bug+0xc0/0xc0
[  446.577766] 5*256kB (UMH) 
[  446.580516]  ? warn_alloc+0x120/0x120
[  446.584629] 5*512kB (UMH) 
[  446.586713]  ? print_usage_bug+0xc0/0xc0
[  446.591091] 4*1024kB 
[  446.593593]  ? ktime_get+0x2c1/0x400
[  446.597966] (UMH) 
[  446.600545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.605356] 2*2048kB 
[  446.607936]  ? check_preemption_disabled+0x48/0x280
[  446.611698] (UM) 3*4096kB 
[  446.614363]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.618826] (M) 
[  446.621135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.624899] = 25180kB
[  446.624905] Node 0 
[  446.626864]  ? should_fail+0x22d/0xd01
[  446.630887] Normal: 1917*4kB 
[  446.633722]  ? kasan_check_read+0x11/0x20
[  446.637495] (UME) 
[  446.640323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.644351] 392*8kB (UME) 
[  446.646776]  ? __lock_acquire+0x62f/0x4c20
[  446.650457] 105*16kB 
[  446.652599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.658101] (UME) 43*32kB 
[  446.660507]  ? should_fail+0x22d/0xd01
[  446.665494] (UM) 
[  446.668319]  ? print_usage_bug+0xc0/0xc0
[  446.672779] 1*64kB (U) 
[  446.674751]  ? mark_held_locks+0x130/0x130
[  446.680256] 0*128kB 
[  446.682666]  ? mark_held_locks+0x130/0x130
[  446.684877] 0*256kB 
[  446.688748]  ? check_preemption_disabled+0x48/0x280
[  446.691820] 0*512kB 0*1024kB 
[  446.695963]  ? zap_class+0x640/0x640
[  446.698079] 0*2048kB 0*4096kB 
[  446.703190]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  446.706002] = 13924kB
[  446.710219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.712621] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.717700]  ? check_preemption_disabled+0x48/0x280
[  446.720530] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.724398]  ? __lock_is_held+0xb5/0x140
[  446.726427] 7036 total pagecache pages
[  446.730476]  __alloc_pages_nodemask+0xa80/0xde0
[  446.733037] 0 pages in swap cache
[  446.737250]  ? zap_class+0x640/0x640
[  446.739547] Swap cache stats: add 0, delete 0, find 0/0
[  446.743762]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  446.746072] Free swap  = 0kB
[  446.751075]  ? find_held_lock+0x36/0x1c0
[  446.754145] Total swap = 0kB
[  446.757847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.761006] 1965979 pages RAM
[  446.765747]  ? lock_downgrade+0x900/0x900
[  446.768127] 0 pages HighMem/MovableOnly
[  446.768134] 342867 pages reserved
[  446.773656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.782457] 0 pages cma reserved
[  446.787461]  cache_grow_begin+0xa5/0x8c0
[  446.796047] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.800050]  ? do_raw_spin_unlock+0xa7/0x330
[  446.804085] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.808582]  fallback_alloc+0x204/0x2e0
[  446.808602]  ____cache_alloc_node+0x1c7/0x1e0
[  446.812202] syz-fuzzer cpuset=
[  446.815898]  kmem_cache_alloc_node+0xe3/0x730
[  446.815912]  ? lockdep_hardirqs_on+0x296/0x5b0
[  446.821375] /
[  446.826315]  __alloc_skb+0x119/0x770
[  446.826331]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  446.826346]  ? netdev_alloc_frag+0x1f0/0x1f0
[  446.826367]  ? vprintk_default+0x28/0x30
[  446.826381]  ? vprintk_func+0x85/0x181
[  446.826395]  ? printk+0xa7/0xcf
[  446.829485]  mems_allowed=0
[  446.833526]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  446.944307]  new_skb+0x26/0x1c0
[  446.947579]  aoecmd_cfg+0x279/0x7f0
[  446.951215]  ? find_held_lock+0x36/0x1c0
[  446.955272]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  446.959590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.965129]  ? __lock_is_held+0xb5/0x140
[  446.969195]  discover_timer+0x50/0x60
[  446.973003]  call_timer_fn+0x272/0x920
[  446.976884]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  446.981717]  ? process_timeout+0x40/0x40
[  446.985778]  ? __run_timers+0x7da/0xc70
[  446.989748]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.994238]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.998723]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  447.003556]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.008131]  ? trace_hardirqs_on+0xbd/0x310
[  447.012474]  ? kasan_check_read+0x11/0x20
[  447.016615]  ? __run_timers+0x7da/0xc70
[  447.020584]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.025690]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  447.030528]  __run_timers+0x7e5/0xc70
[  447.034332]  ? timer_fixup_init+0x70/0x70
[  447.038472]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.043500]  ? zap_class+0x640/0x640
[  447.047209]  ? enqueue_hrtimer+0x1a5/0x560
[  447.051434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.056638]  ? find_held_lock+0x36/0x1c0
[  447.060694]  ? zap_class+0x640/0x640
[  447.064412]  ? pvclock_read_flags+0x160/0x160
[  447.068898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.074461]  ? check_preemption_disabled+0x48/0x280
[  447.079483]  ? __lock_is_held+0xb5/0x140
[  447.083537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.089064]  ? check_preemption_disabled+0x48/0x280
[  447.094076]  run_timer_softirq+0x52/0xb0
[  447.098129]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.103142]  __do_softirq+0x308/0xb7e
[  447.106940]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.111442]  ? lock_downgrade+0x900/0x900
[  447.115589]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.120885]  ? pvclock_read_flags+0x160/0x160
[  447.125378]  ? lapic_next_event+0x5a/0x90
[  447.129519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.135051]  ? kvm_clock_read+0x18/0x30
[  447.139018]  ? kvm_sched_clock_read+0x9/0x20
[  447.143421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.148960]  ? check_preemption_disabled+0x48/0x280
[  447.153983]  irq_exit+0x17f/0x1c0
[  447.157445]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.162289]  ? smp_reschedule_interrupt+0x109/0x650
[  447.167300]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.173177]  ? interrupt_entry+0xb5/0xc0
[  447.177253]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.182264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.187363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.192201]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.197209]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.202218]  ? task_prio+0x50/0x50
[  447.205752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.211284]  ? check_preemption_disabled+0x48/0x280
[  447.216296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.221135]  apic_timer_interrupt+0xf/0x20
[  447.225352]  </IRQ>
[  447.227585] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.232506] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  447.251396] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  447.259098] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.266359] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  447.273619] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  447.280912] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.288181] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  447.295484]  skb_clone+0x1bb/0x500
[  447.299019]  ? finish_task_switch+0x2f4/0x910
[  447.303506]  ? skb_split+0x11e0/0x11e0
[  447.307387]  ? preempt_notifier_register+0x200/0x200
[  447.312499]  ? __switch_to_asm+0x34/0x70
[  447.316554]  ? __switch_to_asm+0x34/0x70
[  447.320607]  ? __switch_to_asm+0x40/0x70
[  447.324661]  ? __switch_to_asm+0x34/0x70
[  447.328715]  ? __switch_to_asm+0x40/0x70
[  447.332767]  ? __switch_to_asm+0x34/0x70
[  447.336818]  ? __switch_to_asm+0x40/0x70
[  447.340885]  ? __switch_to_asm+0x34/0x70
[  447.344948]  ? __switch_to_asm+0x34/0x70
[  447.349003]  ? __switch_to_asm+0x40/0x70
[  447.353055]  ? __switch_to_asm+0x34/0x70
[  447.357110]  bpf_clone_redirect+0xb9/0x490
[  447.361340]  ? __schedule+0x8d7/0x21d0
[  447.365247]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  447.370258]  ? __sched_text_start+0x8/0x8
[  447.374426]  ? find_held_lock+0x36/0x1c0
[  447.378492]  ? lock_acquire+0x1ed/0x520
[  447.382458]  ? bpf_test_run+0x3cb/0x780
[  447.386435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.391964]  ? check_preemption_disabled+0x48/0x280
[  447.396980]  ? kasan_check_read+0x11/0x20
[  447.401123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.406392]  ? rcu_softirq_qs+0x20/0x20
[  447.410359]  ? preempt_schedule+0x4d/0x60
[  447.414513]  ? ___preempt_schedule+0x16/0x18
[  447.418934]  ? bpf_test_run+0x25d/0x780
[  447.422936]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.427339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.432865]  ? bpf_test_init.isra.10+0x70/0x100
[  447.437528]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  447.442283]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.447114]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.452641]  ? fput+0x130/0x1a0
[  447.455915]  ? __bpf_prog_get+0x9b/0x290
[  447.459985]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.464836]  ? bpf_prog_test_run+0x130/0x1a0
[  447.469247]  ? __x64_sys_bpf+0x3d8/0x520
[  447.473313]  ? bpf_prog_get+0x20/0x20
[  447.477121]  ? do_syscall_64+0x1b9/0x820
[  447.481177]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.486534]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.491475]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.496486]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.501626]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  447.508771]  ? __switch_to_asm+0x40/0x70
[  447.512823]  ? __switch_to_asm+0x34/0x70
[  447.516880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.521725]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.527109] Mem-Info:
[  447.527135] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  447.529530] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  447.529530]  active_file:13 inactive_file:13 isolated_file:0
[  447.529530]  unevictable:0 dirty:0 writeback:0 unstable:0
[  447.529530]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  447.529530]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  447.529530]  free:13753 free_pcp:603 free_cma:0
[  447.536072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.536095] Call Trace:
[  447.569142] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  447.578464]  <IRQ>
[  447.581024] Node 0 
[  447.608614]  dump_stack+0x244/0x39d
[  447.610759] 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
[  447.612980]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.616575] lowmem_reserve[]:
[  447.642070]  warn_alloc.cold.117+0xb7/0x1bd
[  447.647641]  0 2818
[  447.650747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.655037]  6321 6321
[  447.657271]  ? lock_downgrade+0x900/0x900
[  447.662084] Node 0 
[  447.664570]  ? trace_hardirqs_off+0xb8/0x310
[  447.668708] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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:248kB free_cma:0kB
[  447.670918]  ? trace_hardirqs_off+0xb8/0x310
[  447.675546] lowmem_reserve[]: 0
[  447.702705]  __alloc_pages_slowpath+0x2660/0x2d70
[  447.707071]  0 3503
[  447.710380]  ? warn_alloc+0x120/0x120
[  447.715162]  3503
[  447.717395]  ? warn_alloc+0x120/0x120
[  447.721174] Node 0 
[  447.723227]  ? print_usage_bug+0xc0/0xc0
[  447.727035] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:828kB free_cma:0kB
[  447.729233]  ? print_bfs_bug+0x80/0x80
[  447.733261] lowmem_reserve[]: 0
[  447.761713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.765555]  0 0
[  447.768828]  ? should_fail+0x22d/0xd01
[  447.774327]  0
[  447.776309]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  447.780164] Node 0 
[  447.781953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.787802] DMA: 1*4kB 
[  447.790034]  ? __lock_acquire+0x62f/0x4c20
[  447.795103] (U) 
[  447.797686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.801883] 0*8kB 0*16kB 
[  447.803870]  ? should_fail+0x22d/0xd01
[  447.808945] 1*32kB 
[  447.811695]  ? mark_held_locks+0x130/0x130
[  447.815556] (U) 
[  447.817778]  ? mark_held_locks+0x130/0x130
[  447.821977] 2*64kB (U) 
[  447.823949]  ? print_usage_bug+0xc0/0xc0
[  447.828158] 1*128kB (U) 
[  447.830737]  ? find_held_lock+0x36/0x1c0
[  447.834765] 1*256kB 
[  447.837423]  ? zap_class+0x640/0x640
[  447.841461] (U) 0*512kB 
[  447.843779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.847461] 1*1024kB 
[  447.850118]  ? check_preemption_disabled+0x48/0x280
[  447.855619] (U) 
[  447.858022]  ? __lock_is_held+0xb5/0x140
[  447.863007] 1*2048kB 
[  447.864972]  __alloc_pages_nodemask+0xa80/0xde0
[  447.869001] (M) 
[  447.871411]  ? zap_class+0x640/0x640
[  447.876044] 3*4096kB (M) 
[  447.878015]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  447.881691] = 15908kB
[  447.881697] Node 0 
[  447.884451]  ? find_held_lock+0x36/0x1c0
[  447.889435] DMA32: 
[  447.891836]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.894041] 5*4kB 
[  447.898083]  ? lock_downgrade+0x900/0x900
[  447.900288] (UM) 
[  447.904949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.907063] 1*8kB (H) 
[  447.911207]  cache_grow_begin+0xa5/0x8c0
[  447.913235] 2*16kB (M) 
[  447.918763]  ? do_raw_spin_unlock+0xa7/0x330
[  447.921225] 3*32kB (M) 
[  447.925289]  fallback_alloc+0x204/0x2e0
[  447.927839] 3*64kB (MH) 
[  447.932242]  ____cache_alloc_node+0x1c7/0x1e0
[  447.934793] 4*128kB 
[  447.938755]  kmem_cache_alloc_node+0xe3/0x730
[  447.941388] (M) 5*256kB (UMH) 
[  447.945877]  ? mark_held_locks+0xc7/0x130
[  447.948175] 5*512kB (UMH) 
[  447.952669]  __alloc_skb+0x119/0x770
[  447.955821] 4*1024kB (UMH) 
[  447.959965]  ? netdev_alloc_frag+0x1f0/0x1f0
[  447.962781] 2*2048kB (UM) 
[  447.966484]  ? do_raw_spin_trylock+0x270/0x270
[  447.969384] 3*4096kB (M) = 25180kB
[  447.973788]  ? kmem_cache_alloc_trace+0x353/0x750
[  447.976600] Node 0 
[  447.981166]  ? queue_work_on+0x12c/0x1e0
[  447.984668] Normal: 1917*4kB 
[  447.989524]  ? switchdev_port_obj_del+0xdc/0x440
[  447.991727] (UME) 
[  447.995771]  ? switchdev_trans_item_enqueue+0x260/0x260
[  447.998838] 392*8kB (UME) 
[  448.003583]  ? mod_timer+0x631/0x1560
[  448.005700] 105*16kB (UME) 
[  448.011050]  ? wake_up_klogd+0x180/0x180
[  448.013862] 43*32kB (UM) 
[  448.017661]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.020561] 1*64kB 
[  448.024605]  __br_mdb_notify+0x4ff/0x15d0
[  448.028021] (U) 0*128kB 
[  448.033035]  ? __br_mdb_add+0x7f0/0x7f0
[  448.035343] 0*256kB 0*512kB 
[  448.039485]  ? zap_class+0x640/0x640
[  448.042121] 0*1024kB 
[  448.046099]  ? br_multicast_group_expired+0x96/0x610
[  448.049081] 0*2048kB 0*4096kB 
[  448.052805]  br_mdb_notify+0x310/0x410
[  448.055186] = 13924kB
[  448.060270]  ? br_mdb_dump+0x27b0/0x27b0
[  448.063436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.067307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.069689] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.073737]  br_multicast_group_expired+0x1bc/0x610
[  448.082537] 7036 total pagecache pages
[  448.088058]  ? br_mdb_free+0x80/0x80
[  448.096607] 0 pages in swap cache
[  448.101609]  call_timer_fn+0x272/0x920
[  448.105461] Swap cache stats: add 0, delete 0, find 0/0
[  448.109156]  ? br_mdb_free+0x80/0x80
[  448.112579] Free swap  = 0kB
[  448.116449]  ? process_timeout+0x40/0x40
[  448.121775] Total swap = 0kB
[  448.121782] 1965979 pages RAM
[  448.125486]  ? mark_held_locks+0xc7/0x130
[  448.128471] 0 pages HighMem/MovableOnly
[  448.128477] 342867 pages reserved
[  448.132537]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.135522] 0 pages cma reserved
[  448.135598] aoe: skb alloc failure
[  448.138623]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.142792] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.146713]  ? br_mdb_free+0x80/0x80
[  448.150140] syz-executor0 cpuset=
[  448.154621]  ? lockdep_hardirqs_on+0x296/0x5b0
[  448.157960] syz0
[  448.161485]  ? trace_hardirqs_on+0xbd/0x310
[  448.165953]  mems_allowed=0
[  448.176419]  ? kasan_check_read+0x11/0x20
[  448.201403]  ? __run_timers+0x7da/0xc70
[  448.205379]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.210479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.214714]  ? br_mdb_free+0x80/0x80
[  448.218418]  __run_timers+0x7e5/0xc70
[  448.222207]  ? rcu_irq_exit+0x1a2/0x390
[  448.226191]  ? timer_fixup_init+0x70/0x70
[  448.230334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.235873]  ? check_preemption_disabled+0x48/0x280
[  448.240893]  ? mark_held_locks+0xc7/0x130
[  448.245036]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  448.250050]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  448.254803]  ? retint_kernel+0x2d/0x2d
[  448.258697]  ? trace_hardirqs_on_caller+0xc0/0x310
[  448.263621]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  448.268375]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.273822]  ? zap_class+0x640/0x640
[  448.277536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.283067]  ? check_preemption_disabled+0x48/0x280
[  448.288085]  ? __lock_is_held+0xb5/0x140
[  448.292138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.297682]  ? check_preemption_disabled+0x48/0x280
[  448.302695]  run_timer_softirq+0x52/0xb0
[  448.306748]  ? rcu_read_lock_sched_held+0x14f/0x180
[  448.311759]  __do_softirq+0x308/0xb7e
[  448.315572]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  448.320060]  ? lock_downgrade+0x900/0x900
[  448.324205]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  448.329313]  ? pvclock_read_flags+0x160/0x160
[  448.333803]  ? lapic_next_event+0x5a/0x90
[  448.337959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.343493]  ? kvm_clock_read+0x18/0x30
[  448.347463]  ? kvm_sched_clock_read+0x9/0x20
[  448.351875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.357408]  ? check_preemption_disabled+0x48/0x280
[  448.362442]  irq_exit+0x17f/0x1c0
[  448.365887]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.370722]  ? smp_reschedule_interrupt+0x109/0x650
[  448.375731]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.381608]  ? interrupt_entry+0xb5/0xc0
[  448.385680]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.390690]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.395698]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.400548]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.405558]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.410586]  ? task_prio+0x50/0x50
[  448.414120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.419651]  ? check_preemption_disabled+0x48/0x280
[  448.424665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.429509]  apic_timer_interrupt+0xf/0x20
[  448.433737]  </IRQ>
[  448.435968] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  448.441173] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  448.460065] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  448.467769] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  448.475035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  448.482296] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  448.489554] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  448.496816] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  448.504107]  retint_kernel+0x1b/0x2d
[  448.507815] RIP: 0010:dump_stack+0x358/0x39d
[  448.512223] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  448.531117] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  448.538818] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  448.546083] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  448.553430] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  448.560690] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  448.567949] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  448.575225]  ? dump_stack+0x34f/0x39d
[  448.579042]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.584234]  dump_header+0x27b/0xf72
[  448.587952]  ? mark_held_locks+0x130/0x130
[  448.592183]  ? pagefault_out_of_memory+0x197/0x197
[  448.597112]  ? __lock_acquire+0x62f/0x4c20
[  448.601344]  ? zap_class+0x640/0x640
[  448.605057]  ? percpu_ref_get_many+0x240/0x240
[  448.609654]  ? print_usage_bug+0xc0/0xc0
[  448.613713]  ? print_usage_bug+0xc0/0xc0
[  448.617770]  ? zap_class+0x640/0x640
[  448.621483]  ? print_usage_bug+0xc0/0xc0
[  448.625537]  ? print_usage_bug+0xc0/0xc0
[  448.629597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.635135]  ? find_held_lock+0x36/0x1c0
[  448.639198]  ? mark_held_locks+0xc7/0x130
[  448.643367]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.648466]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.653562]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  448.658142]  ? trace_hardirqs_on+0xbd/0x310
[  448.662457]  ? kasan_check_read+0x11/0x20
[  448.666605]  ? ___ratelimit+0x3b4/0x672
[  448.670572]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.675687]  ? trace_hardirqs_on+0x310/0x310
[  448.680094]  ? lock_downgrade+0x900/0x900
[  448.684242]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.689345]  ? ___ratelimit+0x3b9/0x672
[  448.693316]  ? idr_get_free+0xec0/0xec0
[  448.697289]  ? find_held_lock+0x36/0x1c0
[  448.701363]  oom_kill_process.cold.27+0x10/0x903
[  448.706109]  ? zap_class+0x640/0x640
[  448.709812]  ? check_preemption_disabled+0x48/0x280
[  448.714839]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.719764]  ? kasan_check_read+0x11/0x20
[  448.723916]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.729187]  ? oom_evaluate_task+0x540/0x540
[  448.733590]  ? find_held_lock+0x36/0x1c0
[  448.737651]  ? out_of_memory+0x974/0x1430
[  448.741791]  ? lock_downgrade+0x900/0x900
[  448.745939]  ? check_preemption_disabled+0x48/0x280
[  448.750951]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.755873]  ? kasan_check_read+0x11/0x20
[  448.760015]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.765288]  ? rcu_softirq_qs+0x20/0x20
[  448.769261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.774789]  ? oom_evaluate_task+0x302/0x540
[  448.779201]  out_of_memory+0xa84/0x1430
[  448.783176]  ? oom_killer_disable+0x3a0/0x3a0
[  448.787673]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  448.792598]  ? __mutex_add_waiter+0x2a0/0x2a0
[  448.797110]  __alloc_pages_slowpath+0x22d4/0x2d70
[  448.801972]  ? warn_alloc+0x120/0x120
[  448.805788]  ? rcu_softirq_qs+0x20/0x20
[  448.809783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.815325]  ? should_fail+0x22d/0xd01
[  448.819211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.824310]  ? zap_class+0x640/0x640
[  448.828043]  ? __lock_is_held+0xb5/0x140
[  448.832110]  ? mark_held_locks+0x130/0x130
[  448.836347]  ? lock_release+0xa00/0xa00
[  448.840321]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.845771]  ? __might_sleep+0x95/0x190
[  448.849748]  __alloc_pages_nodemask+0xa80/0xde0
[  448.854418]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  448.859430]  ? __page_cache_alloc+0x191/0x5c0
[  448.863927]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.868850]  ? kasan_check_read+0x11/0x20
[  448.872996]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.878272]  ? zap_class+0x640/0x640
[  448.882003]  ? zap_class+0x640/0x640
[  448.885711]  ? zap_class+0x640/0x640
[  448.889416]  ? __do_page_cache_readahead+0x7ce/0x980
[  448.894519]  ? find_held_lock+0x36/0x1c0
[  448.898582]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  448.904119]  alloc_pages_current+0x173/0x350
[  448.908531]  __page_cache_alloc+0x38c/0x5c0
[  448.912846]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.917768]  ? kasan_check_read+0x11/0x20
[  448.921909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.927188]  ? generic_perform_write+0x6a0/0x6a0
[  448.931945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.937497]  ? check_preemption_disabled+0x48/0x280
[  448.942519]  filemap_fault+0x1594/0x25f0
[  448.946584]  ? __lock_page_or_retry+0xa00/0xa00
[  448.951258]  ? mark_held_locks+0x130/0x130
[  448.955486]  ? rcu_softirq_qs+0x20/0x20
[  448.959467]  ? filemap_map_pages+0xe04/0x1990
[  448.963967]  ? __free_object+0x173/0x340
[  448.968030]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  448.972971]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.978070]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  448.982759]  ? debug_object_free+0x32d/0x690
[  448.987159]  ? kasan_check_read+0x11/0x20
[  448.991306]  ? debug_object_destroy+0x2b0/0x2b0
[  448.995972]  ? lock_pi_update_atomic+0x150/0x150
[  449.000718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.006247]  ? __hrtimer_init+0xdb/0x240
[  449.010316]  ? lock_acquire+0x1ed/0x520
[  449.014283]  ? ext4_filemap_fault+0x7a/0xad
[  449.018605]  ? lock_release+0xa00/0xa00
[  449.022573]  ? perf_trace_sched_process_exec+0x860/0x860
[  449.028017]  ? print_usage_bug+0xc0/0xc0
[  449.032076]  ? print_usage_bug+0xc0/0xc0
[  449.036139]  ? down_read+0x8d/0x120
[  449.039754]  ? ext4_filemap_fault+0x7a/0xad
[  449.044100]  ? __down_interruptible+0x700/0x700
[  449.048774]  ext4_filemap_fault+0x82/0xad
[  449.052925]  __do_fault+0x100/0x6b0
[  449.056549]  ? pmd_devmap_trans_unstable+0x220/0x220
[  449.061649]  ? mark_held_locks+0x130/0x130
[  449.065879]  ? mark_held_locks+0x130/0x130
[  449.070107]  ? debug_smp_processor_id+0x1c/0x20
[  449.074781]  ? perf_trace_lock+0x14d/0x7a0
[  449.079018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.084553]  __handle_mm_fault+0x307c/0x5920
[  449.088966]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  449.093818]  ? lock_is_held_type+0x210/0x210
[  449.098238]  ? zap_class+0x640/0x640
[  449.101960]  ? zap_class+0x640/0x640
[  449.105667]  ? __x64_sys_futex+0x53e/0x6a0
[  449.109909]  ? find_held_lock+0x36/0x1c0
[  449.113974]  ? handle_mm_fault+0x42a/0xc70
[  449.118204]  ? lock_downgrade+0x900/0x900
[  449.122348]  ? check_preemption_disabled+0x48/0x280
[  449.127379]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.132304]  ? kasan_check_read+0x11/0x20
[  449.136443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.141715]  ? rcu_softirq_qs+0x20/0x20
[  449.145683]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.150779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.156323]  ? check_preemption_disabled+0x48/0x280
[  449.161342]  handle_mm_fault+0x54f/0xc70
[  449.165402]  ? __handle_mm_fault+0x5920/0x5920
[  449.169997]  ? find_vma+0x34/0x190
[  449.173539]  __do_page_fault+0x5e8/0xe60
[  449.177591]  ? trace_hardirqs_off+0xb8/0x310
[  449.182003]  ? __ia32_sys_read+0xb0/0xb0
[  449.186065]  do_page_fault+0xf2/0x7e0
[  449.189857]  ? vmalloc_sync_all+0x30/0x30
[  449.193998]  ? error_entry+0x70/0xd0
[  449.197704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.202714]  ? trace_hardirqs_on_caller+0xc0/0x310
[  449.207636]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.212557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.217391]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.222401]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.227848]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.232854]  ? page_fault+0x8/0x30
[  449.236411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.241254]  ? page_fault+0x8/0x30
[  449.244794]  page_fault+0x1e/0x30
[  449.248240] RIP: 0033:0x45ddf3
[  449.251438] Code: Bad RIP value.
[  449.254798] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  449.260166] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  449.267431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  449.274702] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  449.281962] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  449.289225] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  449.296509] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  449.296510] Mem-Info:
[  449.296539] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  449.296539]  active_file:13 inactive_file:13 isolated_file:0
[  449.296539]  unevictable:0 dirty:0 writeback:0 unstable:0
[  449.296539]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  449.296539]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  449.296539]  free:13753 free_pcp:603 free_cma:0
[  449.303432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.303439] Call Trace:
[  449.305884] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  449.338892]  <IRQ>
[  449.348220] Node 0 
[  449.350797]  dump_stack+0x244/0x39d
[  449.378369] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  449.380486]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.382702] lowmem_reserve[]: 0
[  449.386328]  warn_alloc.cold.117+0xb7/0x1bd
[  449.411797]  2818
[  449.416973]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.420219]  6321
[  449.424525]  ? lock_downgrade+0x900/0x900
[  449.426552]  6321
[  449.431405]  ? trace_hardirqs_off+0xb8/0x310
[  449.433435] Node 0 
[  449.437569]  ? trace_hardirqs_off+0xb8/0x310
[  449.439626] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  449.444002]  __alloc_pages_slowpath+0x2660/0x2d70
[  449.446201] lowmem_reserve[]: 0
[  449.450626]  ? warn_alloc+0x120/0x120
[  449.477551]  0
[  449.482382]  ? pvclock_read_flags+0x160/0x160
[  449.485627]  3503
[  449.489412]  ? warn_alloc+0x120/0x120
[  449.491178]  3503
[  449.495662]  ? print_usage_bug+0xc0/0xc0
[  449.497697] Node 0 
[  449.501480]  ? warn_alloc+0x120/0x120
[  449.503542] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  449.508087]  ? print_usage_bug+0xc0/0xc0
[  449.510308] lowmem_reserve[]:
[  449.514114]  ? ktime_get+0x2c1/0x400
[  449.542621]  0
[  449.546672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.549741]  0 0
[  449.553465]  ? check_preemption_disabled+0x48/0x280
[  449.555230]  0
[  449.560779]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  449.562707] Node 0 
[  449.567715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.569483] DMA: 1*4kB 
[  449.573972]  ? should_fail+0x22d/0xd01
[  449.576186] (U) 
[  449.581711]  ? kasan_check_read+0x11/0x20
[  449.584267] 0*8kB 
[  449.588140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.590085] 0*16kB 1*32kB 
[  449.594224]  ? __lock_acquire+0x62f/0x4c20
[  449.596345] (U) 
[  449.601435]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.604252] 2*64kB 
[  449.608490]  ? should_fail+0x22d/0xd01
[  449.610437] (U) 
[  449.615565]  ? print_usage_bug+0xc0/0xc0
[  449.617789] 1*128kB 
[  449.621664]  ? mark_held_locks+0x130/0x130
[  449.623603] (U) 1*256kB 
[  449.627658]  ? mark_held_locks+0x130/0x130
[  449.629950] (U) 
[  449.634169]  ? check_preemption_disabled+0x48/0x280
[  449.636805] 0*512kB 1*1024kB 
[  449.641036]  ? zap_class+0x640/0x640
[  449.642981] (U) 
[  449.647984]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.651053] 1*2048kB (M) 
[  449.654766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.656713] 3*4096kB 
[  449.661452]  ? check_preemption_disabled+0x48/0x280
[  449.664181] (M) 
[  449.669719]  ? __lock_is_held+0xb5/0x140
[  449.672094] = 15908kB
[  449.672101] Node 0 
[  449.677438]  __alloc_pages_nodemask+0xa80/0xde0
[  449.679384] DMA32: 
[  449.683428]  ? zap_class+0x640/0x640
[  449.685809] 5*4kB 
[  449.688033]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  449.692670] (UM) 
[  449.694898]  ? find_held_lock+0x36/0x1c0
[  449.698574] 1*8kB (H) 
[  449.700734]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.705713] 2*16kB (M) 
[  449.707775]  ? lock_downgrade+0x900/0x900
[  449.711803] 3*32kB 
[  449.714293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.718924] (M) 3*64kB 
[  449.721503]  cache_grow_begin+0xa5/0x8c0
[  449.725619] (MH) 
[  449.727839]  ? do_raw_spin_unlock+0xa7/0x330
[  449.733342] 4*128kB (M) 
[  449.735922]  fallback_alloc+0x204/0x2e0
[  449.739944] 5*256kB (UMH) 
[  449.742001]  ____cache_alloc_node+0x1c7/0x1e0
[  449.746374] 5*512kB (UMH) 
[  449.749041]  kmem_cache_alloc_node+0xe3/0x730
[  449.752976] 4*1024kB (UMH) 
[  449.755829]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.760294] 2*2048kB (UM) 
[  449.763135]  __alloc_skb+0x119/0x770
[  449.767588] 3*4096kB (M) 
[  449.770526]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  449.775070] = 25180kB
[  449.775076] Node 0 
[  449.777929]  ? netdev_alloc_frag+0x1f0/0x1f0
[  449.781617] Normal: 
[  449.784363]  ? vprintk_default+0x28/0x30
[  449.789692] 1917*4kB 
[  449.792088]  ? vprintk_func+0x85/0x181
[  449.794296] (UME) 
[  449.798697]  ? printk+0xa7/0xcf
[  449.800988] 392*8kB (UME) 
[  449.805051]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  449.807432] 105*16kB (UME) 
[  449.811325]  new_skb+0x26/0x1c0
[  449.813464] 43*32kB (UM) 
[  449.816750]  aoecmd_cfg+0x279/0x7f0
[  449.819558] 1*64kB (U) 
[  449.824317]  ? find_held_lock+0x36/0x1c0
[  449.827222] 0*128kB 
[  449.830486]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  449.833210] 0*256kB 0*512kB 
[  449.836846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.839400] 0*1024kB 
[  449.843451]  ? __lock_is_held+0xb5/0x140
[  449.845739] 0*2048kB 0*4096kB 
[  449.850063]  discover_timer+0x50/0x60
[  449.853050] = 13924kB
[  449.858586]  call_timer_fn+0x272/0x920
[  449.860973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  449.865010]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.868178] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  449.871964]  ? process_timeout+0x40/0x40
[  449.874346] 7036 total pagecache pages
[  449.878223]  ? __run_timers+0x7da/0xc70
[  449.887055] 0 pages in swap cache
[  449.891893]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.900439] Swap cache stats: add 0, delete 0, find 0/0
[  449.904482]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.908338] Free swap  = 0kB
[  449.912298]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.915730] Total swap = 0kB
[  449.920213]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.925545] 1965979 pages RAM
[  449.930025]  ? trace_hardirqs_on+0xbd/0x310
[  449.933043] 0 pages HighMem/MovableOnly
[  449.933050] 342867 pages reserved
[  449.937877]  ? kasan_check_read+0x11/0x20
[  449.940858] 0 pages cma reserved
[  449.941010] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.945434]  ? __run_timers+0x7da/0xc70
[  449.948509] syz-fuzzer cpuset=
[  449.952814]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.956757] /
[  449.960205]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  449.964317]  mems_allowed=0
[  449.967662]  __run_timers+0x7e5/0xc70
[  450.003277]  ? timer_fixup_init+0x70/0x70
[  450.007418]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.012426]  ? zap_class+0x640/0x640
[  450.016131]  ? enqueue_hrtimer+0x1a5/0x560
[  450.020360]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.025555]  ? find_held_lock+0x36/0x1c0
[  450.029611]  ? zap_class+0x640/0x640
[  450.033333]  ? pvclock_read_flags+0x160/0x160
[  450.037825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.043357]  ? check_preemption_disabled+0x48/0x280
[  450.048373]  ? __lock_is_held+0xb5/0x140
[  450.052426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.057956]  ? check_preemption_disabled+0x48/0x280
[  450.062990]  run_timer_softirq+0x52/0xb0
[  450.067041]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.072053]  __do_softirq+0x308/0xb7e
[  450.075852]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.080345]  ? lock_downgrade+0x900/0x900
[  450.084491]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  450.089598]  ? pvclock_read_flags+0x160/0x160
[  450.094093]  ? lapic_next_event+0x5a/0x90
[  450.098236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.103772]  ? kvm_clock_read+0x18/0x30
[  450.107748]  ? kvm_sched_clock_read+0x9/0x20
[  450.112158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.117686]  ? check_preemption_disabled+0x48/0x280
[  450.122724]  irq_exit+0x17f/0x1c0
[  450.126174]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.131013]  ? smp_reschedule_interrupt+0x109/0x650
[  450.136040]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.141923]  ? interrupt_entry+0xb5/0xc0
[  450.146080]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.151089]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.156100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.160935]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.165944]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.170964]  ? task_prio+0x50/0x50
[  450.174496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.180030]  ? check_preemption_disabled+0x48/0x280
[  450.185046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.189892]  apic_timer_interrupt+0xf/0x20
[  450.194113]  </IRQ>
[  450.196346] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  450.201280] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  450.220172] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  450.227874] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  450.235137] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  450.242396] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  450.249660] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  450.256921] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  450.264213]  skb_clone+0x1bb/0x500
[  450.267747]  ? finish_task_switch+0x2f4/0x910
[  450.272236]  ? skb_split+0x11e0/0x11e0
[  450.276122]  ? preempt_notifier_register+0x200/0x200
[  450.281219]  ? __switch_to_asm+0x34/0x70
[  450.285276]  ? __switch_to_asm+0x34/0x70
[  450.289332]  ? __switch_to_asm+0x40/0x70
[  450.293401]  ? __switch_to_asm+0x34/0x70
[  450.297457]  ? __switch_to_asm+0x40/0x70
[  450.301514]  ? __switch_to_asm+0x34/0x70
[  450.305567]  ? __switch_to_asm+0x40/0x70
[  450.309618]  ? __switch_to_asm+0x34/0x70
[  450.313672]  ? __switch_to_asm+0x34/0x70
[  450.317734]  ? __switch_to_asm+0x40/0x70
[  450.321789]  ? __switch_to_asm+0x34/0x70
[  450.325845]  bpf_clone_redirect+0xb9/0x490
[  450.330090]  ? __schedule+0x8d7/0x21d0
[  450.333977]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  450.339005]  ? __sched_text_start+0x8/0x8
[  450.343156]  ? find_held_lock+0x36/0x1c0
[  450.347217]  ? lock_acquire+0x1ed/0x520
[  450.351185]  ? bpf_test_run+0x3cb/0x780
[  450.355156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.360702]  ? check_preemption_disabled+0x48/0x280
[  450.365722]  ? kasan_check_read+0x11/0x20
[  450.369862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.375137]  ? rcu_softirq_qs+0x20/0x20
[  450.379102]  ? preempt_schedule+0x4d/0x60
[  450.383246]  ? ___preempt_schedule+0x16/0x18
[  450.387658]  ? bpf_test_run+0x25d/0x780
[  450.391649]  ? netlink_diag_dump+0x2a0/0x2a0
[  450.396052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.401586]  ? bpf_test_init.isra.10+0x70/0x100
[  450.406253]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  450.411012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.415850]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.421380]  ? fput+0x130/0x1a0
[  450.424669]  ? __bpf_prog_get+0x9b/0x290
[  450.428739]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.433577]  ? bpf_prog_test_run+0x130/0x1a0
[  450.437981]  ? __x64_sys_bpf+0x3d8/0x520
[  450.442038]  ? bpf_prog_get+0x20/0x20
[  450.445846]  ? do_syscall_64+0x1b9/0x820
[  450.449900]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  450.455263]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.460189]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.465203]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  450.470223]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  450.476884]  ? __switch_to_asm+0x40/0x70
[  450.480937]  ? __switch_to_asm+0x34/0x70
[  450.484993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.489836]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  450.495216] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  450.495277] aoe: skb alloc failure
[  450.501793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.501801] Call Trace:
[  450.505378] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.514661]  <IRQ>
[  450.517236] syz-executor0 cpuset=
[  450.527711]  dump_stack+0x244/0x39d
[  450.529832] syz0
[  450.533273]  ? dump_stack_print_info.cold.1+0x20/0x20
[  450.536872]  mems_allowed=0
[  450.538854]  warn_alloc.cold.117+0xb7/0x1bd
[  450.551228]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.556070]  ? lock_downgrade+0x900/0x900
[  450.560218]  ? trace_hardirqs_off+0xb8/0x310
[  450.564626]  ? trace_hardirqs_off+0xb8/0x310
[  450.569036]  __alloc_pages_slowpath+0x2660/0x2d70
[  450.573902]  ? warn_alloc+0x120/0x120
[  450.577701]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.582711]  ? warn_alloc+0x120/0x120
[  450.586516]  ? print_usage_bug+0xc0/0xc0
[  450.590572]  ? warn_alloc+0x120/0x120
[  450.594366]  ? print_usage_bug+0xc0/0xc0
[  450.598419]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.603631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.609164]  ? should_fail+0x22d/0xd01
[  450.613050]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.618150]  ? __lock_acquire+0x62f/0x4c20
[  450.622392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.627489]  ? should_fail+0x22d/0xd01
[  450.631382]  ? mark_held_locks+0x130/0x130
[  450.635614]  ? mark_held_locks+0x130/0x130
[  450.639844]  ? print_usage_bug+0xc0/0xc0
[  450.643905]  ? find_held_lock+0x36/0x1c0
[  450.647963]  ? zap_class+0x640/0x640
[  450.651683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.657232]  ? check_preemption_disabled+0x48/0x280
[  450.662251]  ? __lock_is_held+0xb5/0x140
[  450.666322]  __alloc_pages_nodemask+0xa80/0xde0
[  450.670987]  ? zap_class+0x640/0x640
[  450.674816]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  450.679839]  ? find_held_lock+0x36/0x1c0
[  450.683903]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.688567]  ? lock_downgrade+0x900/0x900
[  450.692728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.698263]  cache_grow_begin+0xa5/0x8c0
[  450.702316]  ? do_raw_spin_unlock+0xa7/0x330
[  450.706724]  fallback_alloc+0x204/0x2e0
[  450.710718]  ____cache_alloc_node+0x1c7/0x1e0
[  450.715220]  kmem_cache_alloc_node+0xe3/0x730
[  450.719726]  ? mark_held_locks+0xc7/0x130
[  450.723882]  __alloc_skb+0x119/0x770
[  450.727593]  ? netdev_alloc_frag+0x1f0/0x1f0
[  450.731992]  ? do_raw_spin_trylock+0x270/0x270
[  450.736573]  ? kmem_cache_alloc_trace+0x353/0x750
[  450.741413]  ? queue_work_on+0x12c/0x1e0
[  450.745476]  ? switchdev_port_obj_del+0xdc/0x440
[  450.750228]  ? switchdev_trans_item_enqueue+0x260/0x260
[  450.755590]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.760605]  __br_mdb_notify+0x4ff/0x15d0
[  450.764761]  ? __br_mdb_add+0x7f0/0x7f0
[  450.768739]  ? zap_class+0x640/0x640
[  450.772458]  ? br_multicast_group_expired+0x96/0x610
[  450.777559]  ? lock_downgrade+0x900/0x900
[  450.781739]  br_mdb_notify+0x310/0x410
[  450.785657]  ? br_mdb_dump+0x27b0/0x27b0
[  450.789715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.795258]  br_multicast_group_expired+0x1bc/0x610
[  450.800275]  ? br_mdb_free+0x80/0x80
[  450.803995]  call_timer_fn+0x272/0x920
[  450.807877]  ? br_mdb_free+0x80/0x80
[  450.811590]  ? process_timeout+0x40/0x40
[  450.815662]  ? mark_held_locks+0xc7/0x130
[  450.819809]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.824297]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.828784]  ? br_mdb_free+0x80/0x80
[  450.832501]  ? lockdep_hardirqs_on+0x296/0x5b0
[  450.837079]  ? trace_hardirqs_on+0xbd/0x310
[  450.841394]  ? kasan_check_read+0x11/0x20
[  450.845540]  ? __run_timers+0x7da/0xc70
[  450.849508]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.854610]  ? br_mdb_free+0x80/0x80
[  450.858322]  ? br_mdb_free+0x80/0x80
[  450.862030]  __run_timers+0x7e5/0xc70
[  450.865835]  ? rcu_irq_exit+0x1a2/0x390
[  450.869824]  ? timer_fixup_init+0x70/0x70
[  450.873965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.879497]  ? check_preemption_disabled+0x48/0x280
[  450.884512]  ? mark_held_locks+0xc7/0x130
[  450.888660]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  450.893676]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.898429]  ? retint_kernel+0x2d/0x2d
[  450.902311]  ? trace_hardirqs_on_caller+0xc0/0x310
[  450.907238]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.911996]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.917440]  ? zap_class+0x640/0x640
[  450.921159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.926693]  ? check_preemption_disabled+0x48/0x280
[  450.931716]  ? __lock_is_held+0xb5/0x140
[  450.935771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.941312]  ? check_preemption_disabled+0x48/0x280
[  450.946329]  run_timer_softirq+0x52/0xb0
[  450.950383]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.955392]  __do_softirq+0x308/0xb7e
[  450.959225]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.963712]  ? lock_downgrade+0x900/0x900
[  450.967858]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  450.972962]  ? pvclock_read_flags+0x160/0x160
[  450.977456]  ? lapic_next_event+0x5a/0x90
[  450.981598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.987133]  ? kvm_clock_read+0x18/0x30
[  450.991103]  ? kvm_sched_clock_read+0x9/0x20
[  450.995508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.001039]  ? check_preemption_disabled+0x48/0x280
[  451.006057]  irq_exit+0x17f/0x1c0
[  451.009504]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.014350]  ? smp_reschedule_interrupt+0x109/0x650
[  451.019378]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.025261]  ? interrupt_entry+0xb5/0xc0
[  451.029325]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.034337]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.039346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.044186]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.049197]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.054206]  ? task_prio+0x50/0x50
[  451.057742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.063270]  ? check_preemption_disabled+0x48/0x280
[  451.068282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.073134]  apic_timer_interrupt+0xf/0x20
[  451.077361]  </IRQ>
[  451.079592] RIP: 0010:preempt_schedule_irq+0xaf/0x140
[  451.084779] Code: 00 e8 95 31 8e f9 e8 90 e2 bd f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 73 48 83 3d ea 90 8b 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f7 cd ff ff 41 80 7d 00 00 75 6c 48 83 3d c0 90
[  451.103671] RSP: 0000:ffff8801c4c0e140 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  451.111405] RAX: 1ffffffff12a3e90 RBX: 0000000000000000 RCX: 1ffff1003afce19e
[  451.118681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d7e70c7c
[  451.125962] RBP: ffff8801c4c0e168 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  451.133242] R10: 0000000000000000 R11: ffff8801d7e70400 R12: dffffc0000000000
[  451.140503] R13: fffffbfff12a3e8f R14: ffffffff8951f480 R15: ffffffff8951f478
[  451.147794]  retint_kernel+0x1b/0x2d
[  451.151502] RIP: 0010:dump_stack+0x358/0x39d
[  451.155904] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 91 c1 00 fa 48 83 3d 99 b9 91 01 00 0f 84 63 fe ff ff e8 ee e6 bd f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 db e6 bd f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  451.174795] RSP: 0000:ffff8801c4c0e220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  451.182497] RAX: ffff8801d7e70400 RBX: 1ffffffff12a3e8e RCX: 1ffff1003afce19e
[  451.189759] RDX: 0000000000000000 RSI: ffffffff87c03ae2 RDI: 0000000000000293
[  451.197018] RBP: ffff8801c4c0e2c8 R08: ffff8801d7e70cf0 R09: 0000000000000006
[  451.204300] R10: 0000000000000000 R11: ffff8801d7e70400 R12: 1ffff10038981c4c
[  451.211564] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  451.218842]  ? dump_stack+0x34f/0x39d
[  451.222656]  ? dump_stack_print_info.cold.1+0x20/0x20
[  451.227862]  dump_header+0x27b/0xf72
[  451.231579]  ? mark_held_locks+0x130/0x130
[  451.235809]  ? pagefault_out_of_memory+0x197/0x197
[  451.240740]  ? __lock_acquire+0x62f/0x4c20
[  451.244966]  ? zap_class+0x640/0x640
[  451.248675]  ? percpu_ref_get_many+0x240/0x240
[  451.253268]  ? print_usage_bug+0xc0/0xc0
[  451.257323]  ? print_usage_bug+0xc0/0xc0
[  451.261386]  ? zap_class+0x640/0x640
[  451.265181]  ? print_usage_bug+0xc0/0xc0
[  451.269235]  ? print_usage_bug+0xc0/0xc0
[  451.273296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.278833]  ? find_held_lock+0x36/0x1c0
[  451.282894]  ? mark_held_locks+0xc7/0x130
[  451.287042]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.292146]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.297243]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  451.301831]  ? trace_hardirqs_on+0xbd/0x310
[  451.306151]  ? kasan_check_read+0x11/0x20
[  451.310290]  ? ___ratelimit+0x3b4/0x672
[  451.314261]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.319362]  ? trace_hardirqs_on+0x310/0x310
[  451.323766]  ? lock_downgrade+0x900/0x900
[  451.327914]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.333009]  ? ___ratelimit+0x3b9/0x672
[  451.336977]  ? idr_get_free+0xec0/0xec0
[  451.340945]  ? find_held_lock+0x36/0x1c0
[  451.345013]  oom_kill_process.cold.27+0x10/0x903
[  451.349762]  ? zap_class+0x640/0x640
[  451.353473]  ? check_preemption_disabled+0x48/0x280
[  451.358487]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.363411]  ? kasan_check_read+0x11/0x20
[  451.367552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.372835]  ? oom_evaluate_task+0x540/0x540
[  451.377241]  ? find_held_lock+0x36/0x1c0
[  451.381305]  ? out_of_memory+0x974/0x1430
[  451.385450]  ? lock_downgrade+0x900/0x900
[  451.389590]  ? check_preemption_disabled+0x48/0x280
[  451.394623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.399544]  ? kasan_check_read+0x11/0x20
[  451.403689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.408958]  ? rcu_softirq_qs+0x20/0x20
[  451.412927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.418453]  ? oom_evaluate_task+0x302/0x540
[  451.422858]  out_of_memory+0xa84/0x1430
[  451.426834]  ? oom_killer_disable+0x3a0/0x3a0
[  451.431336]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  451.436259]  ? __mutex_add_waiter+0x2a0/0x2a0
[  451.440757]  __alloc_pages_slowpath+0x22d4/0x2d70
[  451.445626]  ? warn_alloc+0x120/0x120
[  451.449421]  ? rcu_softirq_qs+0x20/0x20
[  451.453418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.458951]  ? should_fail+0x22d/0xd01
[  451.462834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.467933]  ? zap_class+0x640/0x640
[  451.471679]  ? __lock_is_held+0xb5/0x140
[  451.475742]  ? mark_held_locks+0x130/0x130
[  451.479972]  ? lock_release+0xa00/0xa00
[  451.483941]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.489412]  ? __might_sleep+0x95/0x190
[  451.493385]  __alloc_pages_nodemask+0xa80/0xde0
[  451.498055]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  451.503069]  ? __page_cache_alloc+0x191/0x5c0
[  451.507911]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.512839]  ? kasan_check_read+0x11/0x20
[  451.516985]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.522260]  ? zap_class+0x640/0x640
[  451.525976]  ? zap_class+0x640/0x640
[  451.529681]  ? zap_class+0x640/0x640
[  451.533388]  ? __do_page_cache_readahead+0x7ce/0x980
[  451.538490]  ? find_held_lock+0x36/0x1c0
[  451.542551]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  451.548089]  alloc_pages_current+0x173/0x350
[  451.552504]  __page_cache_alloc+0x38c/0x5c0
[  451.556819]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.561739]  ? kasan_check_read+0x11/0x20
[  451.565881]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.571156]  ? generic_perform_write+0x6a0/0x6a0
[  451.575909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.581440]  ? check_preemption_disabled+0x48/0x280
[  451.586457]  filemap_fault+0x1594/0x25f0
[  451.590527]  ? __lock_page_or_retry+0xa00/0xa00
[  451.595191]  ? mark_held_locks+0x130/0x130
[  451.599443]  ? rcu_softirq_qs+0x20/0x20
[  451.603446]  ? filemap_map_pages+0xe04/0x1990
[  451.607948]  ? __free_object+0x173/0x340
[  451.612006]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  451.616944]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.622046]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  451.626720]  ? debug_object_free+0x32d/0x690
[  451.631121]  ? kasan_check_read+0x11/0x20
[  451.635263]  ? debug_object_destroy+0x2b0/0x2b0
[  451.639929]  ? lock_pi_update_atomic+0x150/0x150
[  451.644677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.650204]  ? __hrtimer_init+0xdb/0x240
[  451.654266]  ? lock_acquire+0x1ed/0x520
[  451.658233]  ? ext4_filemap_fault+0x7a/0xad
[  451.662554]  ? lock_release+0xa00/0xa00
[  451.666525]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.671972]  ? print_usage_bug+0xc0/0xc0
[  451.676528]  ? print_usage_bug+0xc0/0xc0
[  451.680599]  ? down_read+0x8d/0x120
[  451.684217]  ? ext4_filemap_fault+0x7a/0xad
[  451.688531]  ? __down_interruptible+0x700/0x700
[  451.693201]  ext4_filemap_fault+0x82/0xad
[  451.697347]  __do_fault+0x100/0x6b0
[  451.700987]  ? pmd_devmap_trans_unstable+0x220/0x220
[  451.706103]  ? mark_held_locks+0x130/0x130
[  451.710331]  ? mark_held_locks+0x130/0x130
[  451.714561]  ? debug_smp_processor_id+0x1c/0x20
[  451.719228]  ? perf_trace_lock+0x14d/0x7a0
[  451.723474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.729009]  __handle_mm_fault+0x307c/0x5920
[  451.733419]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  451.738257]  ? lock_is_held_type+0x210/0x210
[  451.742692]  ? zap_class+0x640/0x640
[  451.746396]  ? zap_class+0x640/0x640
[  451.750105]  ? __x64_sys_futex+0x53e/0x6a0
[  451.754348]  ? find_held_lock+0x36/0x1c0
[  451.758410]  ? handle_mm_fault+0x42a/0xc70
[  451.762644]  ? lock_downgrade+0x900/0x900
[  451.766787]  ? check_preemption_disabled+0x48/0x280
[  451.771801]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.776720]  ? kasan_check_read+0x11/0x20
[  451.780865]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.786180]  ? rcu_softirq_qs+0x20/0x20
[  451.790158]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.795258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.800788]  ? check_preemption_disabled+0x48/0x280
[  451.805803]  handle_mm_fault+0x54f/0xc70
[  451.809861]  ? __handle_mm_fault+0x5920/0x5920
[  451.814439]  ? find_vma+0x34/0x190
[  451.817975]  __do_page_fault+0x5e8/0xe60
[  451.822031]  ? trace_hardirqs_off+0xb8/0x310
[  451.826434]  ? __ia32_sys_read+0xb0/0xb0
[  451.830502]  do_page_fault+0xf2/0x7e0
[  451.834296]  ? vmalloc_sync_all+0x30/0x30
[  451.838436]  ? error_entry+0x70/0xd0
[  451.842147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.847156]  ? trace_hardirqs_on_caller+0xc0/0x310
[  451.852083]  ? syscall_return_slowpath+0x5e0/0x5e0
[  451.857001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.861834]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.866843]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.872289]  ? prepare_exit_to_usermode+0x291/0x3b0
[  451.877297]  ? page_fault+0x8/0x30
[  451.880830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.885682]  ? page_fault+0x8/0x30
[  451.889213]  page_fault+0x1e/0x30
[  451.892662] RIP: 0033:0x45ddf3
[  451.895864] Code: Bad RIP value.
[  451.899221] RSP: 002b:000000c4200206a0 EFLAGS: 00010206
[  451.904585] RAX: ffffffffffffff92 RBX: 000000003b974269 RCX: 000000000045ddf3
[  451.911847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e1060
[  451.919106] RBP: 000000c4200206e8 R08: 0000000000000000 R09: 0000000000000000
[  451.926367] R10: 000000c4200206d8 R11: 0000000000000206 R12: 0000000000000001
[  451.933628] R13: 0000000000000007 R14: 0000000000b7f720 R15: 000000000000bdf9
[  451.940916] CPU: 0 PID: 17787 Comm: syz-executor0 Not tainted 4.19.0+ #72
[  451.940939] warn_alloc_show_mem: 1 callbacks suppressed
[  451.940943] Mem-Info:
[  451.947838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.953194] active_anon:46452 inactive_anon:2315 isolated_anon:0
[  451.953194]  active_file:13 inactive_file:13 isolated_file:0
[  451.953194]  unevictable:0 dirty:0 writeback:0 unstable:0
[  451.953194]  slab_reclaimable:9341 slab_unreclaimable:1470635
[  451.953194]  mapped:24578 shmem:7010 pagetables:528 bounce:0
[  451.953194]  free:13753 free_pcp:603 free_cma:0
[  451.955571] Call Trace:
[  451.964938] Node 0 active_anon:185808kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:28040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  451.997945]  <IRQ>
[  452.000508] Node 0 
[  452.028071]  dump_stack+0x244/0x39d
[  452.028089]  ? dump_stack_print_info.cold.1+0x20/0x20
[  452.030229] 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
[  452.032439]  warn_alloc.cold.117+0xb7/0x1bd
[  452.036027] lowmem_reserve[]:
[  452.041200]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.066666]  0 2818
[  452.070981]  ? lock_downgrade+0x900/0x900
[  452.074049]  6321 6321
[  452.078883]  ? trace_hardirqs_off+0xb8/0x310
[  452.081086] Node 0 
[  452.085221]  ? trace_hardirqs_off+0xb8/0x310
[  452.087710] DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:2048kB 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
[  452.092089]  __alloc_pages_slowpath+0x2660/0x2d70
[  452.094286] lowmem_reserve[]: 0
[  452.098725]  ? warn_alloc+0x120/0x120
[  452.125645]  0 3503
[  452.130494]  ? pvclock_read_flags+0x160/0x160
[  452.133738]  3503
[  452.137525]  ? warn_alloc+0x120/0x120
[  452.139762] Node 0 
[  452.144239]  ? print_usage_bug+0xc0/0xc0
[  452.146291] Normal free:13924kB min:37364kB low:46704kB high:56044kB active_anon:183760kB inactive_anon:9260kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5536kB pagetables:2112kB bounce:0kB free_pcp:2164kB local_pcp:1336kB free_cma:0kB
[  452.150065]  ? warn_alloc+0x120/0x120
[  452.152269] lowmem_reserve[]: 0
[  452.156321]  ? print_usage_bug+0xc0/0xc0
[  452.184825]  0 0
[  452.188616]  ? ktime_get+0x2c1/0x400
[  452.191858]  0
[  452.195909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.197855] Node 0 
[  452.201558]  ? check_preemption_disabled+0x48/0x280
[  452.203323] DMA: 1*4kB 
[  452.208850]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  452.211062] (U) 
[  452.216077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.218633] 0*8kB 
[  452.223112]  ? should_fail+0x22d/0xd01
[  452.225063] 0*16kB 
[  452.230584]  ? kasan_check_read+0x11/0x20
[  452.232704] 1*32kB (U) 
[  452.236584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.238788] 2*64kB (U) 
[  452.242927]  ? __lock_acquire+0x62f/0x4c20
[  452.245503] 1*128kB (U) 
[  452.250596]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.253163] 1*256kB 
[  452.257388]  ? should_fail+0x22d/0xd01
[  452.260026] (U) 0*512kB 
[  452.265126]  ? print_usage_bug+0xc0/0xc0
[  452.267416] 1*1024kB (U) 
[  452.271300]  ? mark_held_locks+0x130/0x130
[  452.273934] 1*2048kB (M) 
[  452.278009]  ? mark_held_locks+0x130/0x130
[  452.280739] 3*4096kB 
[  452.284958]  ? check_preemption_disabled+0x48/0x280
[  452.287678] (M) = 15908kB
[  452.291910]  ? zap_class+0x640/0x640
[  452.294288] Node 0 
[  452.299303]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.302027] DMA32: 
[  452.305730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.307943] 5*4kB 
[  452.312683]  ? check_preemption_disabled+0x48/0x280
[  452.314891] (UM) 
[  452.320416]  ? __lock_is_held+0xb5/0x140
[  452.322544] 1*8kB 
[  452.327555]  __alloc_pages_nodemask+0xa80/0xde0
[  452.329584] (H) 
[  452.333628]  ? zap_class+0x640/0x640
[  452.335746] 2*16kB (M) 
[  452.340407]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  452.342348] 3*32kB (M) 
[  452.346073]  ? find_held_lock+0x36/0x1c0
[  452.348621] 3*64kB (MH) 
[  452.353635]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.356182] 4*128kB (M) 
[  452.360232]  ? lock_downgrade+0x900/0x900
[  452.362876] 5*256kB 
[  452.367540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.370173] (UMH) 
[  452.374306]  cache_grow_begin+0xa5/0x8c0
[  452.376605] 5*512kB 
[  452.382137]  ? do_raw_spin_unlock+0xa7/0x330
[  452.384255] (UMH) 
[  452.388302]  fallback_alloc+0x204/0x2e0
[  452.390590] 4*1024kB (UMH) 
[  452.394993]  ____cache_alloc_node+0x1c7/0x1e0
[  452.397114] 2*2048kB (UM) 
[  452.401084]  kmem_cache_alloc_node+0xe3/0x730
[  452.403987] 3*4096kB (M) 
[  452.408485]  ? lockdep_hardirqs_on+0x296/0x5b0
[  452.411306] = 25180kB
[  452.411313] Node 0 
[  452.415795]  __alloc_skb+0x119/0x770
[  452.418532] Normal: 1917*4kB 
[  452.423106]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.425483] (UME) 
[  452.427705]  ? netdev_alloc_frag+0x1f0/0x1f0
[  452.431389] 392*8kB 
[  452.434482]  ? vprintk_default+0x28/0x30
[  452.439811] (UME) 
[  452.441955]  ? vprintk_func+0x85/0x181
[  452.446334] 105*16kB (UME) 
[  452.448653]  ? printk+0xa7/0xcf
[  452.452683] 43*32kB (UM) 
[  452.454835]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  452.458689] 1*64kB (U) 
[  452.461627]  new_skb+0x26/0x1c0
[  452.464867] 0*128kB 0*256kB 
[  452.467623]  aoecmd_cfg+0x279/0x7f0
[  452.472346] 0*512kB 0*1024kB 
[  452.474925]  ? find_held_lock+0x36/0x1c0
[  452.478184] 0*2048kB 
[  452.481191]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  452.484784] 0*4096kB = 13924kB
[  452.487886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.491925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.494322]  ? __lock_is_held+0xb5/0x140
[  452.498614] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.501796]  discover_timer+0x50/0x60
[  452.507298] 7036 total pagecache pages
[  452.516133]  call_timer_fn+0x272/0x920
[  452.520180] 0 pages in swap cache
[  452.528739]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.532518] Swap cache stats: add 0, delete 0, find 0/0
[  452.536407]  ? process_timeout+0x40/0x40
[  452.540263] Free swap  = 0kB
[  452.543707]  ? __run_timers+0x7da/0xc70
[  452.548518] Total swap = 0kB
[  452.553871]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.557902] 1965979 pages RAM
[  452.560917]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.564859] 0 pages HighMem/MovableOnly
[  452.567874]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.572334] 342867 pages reserved
[  452.572341] 0 pages cma reserved
[  452.575542]  ? lockdep_hardirqs_on+0x296/0x5b0
[  452.580141] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.583968]  ? trace_hardirqs_on+0xbd/0x310
[  452.588781] syz-fuzzer cpuset=
[  452.592214]  ? kasan_check_read+0x11/0x20
[  452.592229]  ? __run_timers+0x7da/0xc70
[  452.595565] /
[  452.600131]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.610326]  mems_allowed=0
[  452.614645]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  452.640426]  __run_timers+0x7e5/0xc70
[  452.644234]  ? timer_fixup_init+0x70/0x70
[  452.648374]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.653383]  ? zap_class+0x640/0x640
[  452.657101]  ? enqueue_hrtimer+0x1a5/0x560
[  452.661343]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.666546]  ? find_held_lock+0x36/0x1c0
[  452.670603]  ? zap_class+0x640/0x640
[  452.674318]  ? pvclock_read_flags+0x160/0x160
[  452.678809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.684339]  ? check_preemption_disabled+0x48/0x280
[  452.689355]  ? __lock_is_held+0xb5/0x140
[  452.693418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.698947]  ? check_preemption_disabled+0x48/0x280
[  452.703960]  run_timer_softirq+0x52/0xb0
[  452.708029]  ? rcu_read_lock_sched_held+0x14f/0x180
[  452.713039]  __do_softirq+0x308/0xb7e
[  452.716838]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  452.721325]  ? lock_downgrade+0x900/0x900
[  452.725479]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  452.730585]  ? pvclock_read_flags+0x160/0x160
[  452.735105]  ? lapic_next_event+0x5a/0x90
[  452.739251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.744782]  ? kvm_clock_read+0x18/0x30
[  452.748749]  ? kvm_sched_clock_read+0x9/0x20
[  452.753149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.758679]  ? check_preemption_disabled+0x48/0x280
[  452.763691]  irq_exit+0x17f/0x1c0
[  452.767158]  smp_apic_timer_interrupt+0x1cb/0x760
[  452.771997]  ? smp_reschedule_interrupt+0x109/0x650
[  452.777006]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.782887]  ? interrupt_entry+0xb5/0xc0
[  452.786941]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.791951]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.796960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.801794]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.806798]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.811811]  ? task_prio+0x50/0x50
[  452.815346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.820872]  ? check_preemption_disabled+0x48/0x280
[  452.825883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.830743]  apic_timer_interrupt+0xf/0x20
[  452.834979]  </IRQ>
[  452.837210] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  452.842140] Code: 7e 0f 85 cf fe ff ff e8 f6 d7 3f ff e9 c5 fe ff ff e8 4d a2 c3 ff 48 83 3d a5 50 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a b1
[  452.861029] RSP: 0000:ffff88019c63f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  452.868732] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  452.875991] RDX: 0000000000000000 RSI: ffff8801929e68c0 RDI: 0000000000000286
[  452.883251] RBP: ffff88019c63f7a8 R08: ffff8801929e6040 R09: 0000000000000000
[  452.890529] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  452.897879] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
[  452.905182]  skb_clone+0x1bb/0x500
[  452.908717]  ? finish_task_switch+0x2f4/0x910
[  452.913233]  ? skb_split+0x11e0/0x11e0
[  452.917127]  ? preempt_notifier_register+0x200/0x200
[  452.922223]  ? __switch_to_asm+0x34/0x70
[  452.926275]  ? __switch_to_asm+0x34/0x70
[  452.930332]  ? __switch_to_asm+0x40/0x70
[  452.934384]  ? __switch_to_asm+0x34/0x70
[  452.938438]  ? __switch_to_asm+0x40/0x70
[  452.942501]  ? __switch_to_asm+0x34/0x70
[  452.946556]  ? __switch_to_asm+0x40/0x70
[  452.950608]  ? __switch_to_asm+0x34/0x70
[  452.954663]  ? __switch_to_asm+0x34/0x70
[  452.958719]  ? __switch_to_asm+0x40/0x70
[  452.962782]  ? __switch_to_asm+0x34/0x70
[  452.966844]  bpf_clone_redirect+0xb9/0x490
[  452.971074]  ? __schedule+0x8d7/0x21d0
[  452.974962]  bpf_prog_bebbfe2050753572+0x325/0x1000
[  452.980000]  ? __sched_text_start+0x8/0x8
[  452.984153]  ? find_held_lock+0x36/0x1c0
[  452.988213]  ? lock_acquire+0x1ed/0x520
[  452.992182]  ? bpf_test_run+0x3cb/0x780
[  452.996169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.001699]  ? check_preemption_disabled+0x48/0x280
[  453.006712]  ? kasan_check_read+0x11/0x20
[  453.010868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.016138]  ? rcu_softirq_qs+0x20/0x20
[  453.020108]  ? preempt_schedule+0x4d/0x60
[  453.024248]  ? ___preempt_schedule+0x16/0x18
[  453.028655]  ? bpf_test_run+0x25d/0x780
[  453.032636]  ? netlink_diag_dump+0x2a0/0x2a0
[  453.037043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.042576]  ? bpf_test_init.isra.10+0x70/0x100
[  453.047245]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  453.052001]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  453.056834]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.062363]  ? fput+0x130/0x1a0
[  453.065637]  ? __bpf_prog_get+0x9b/0x290
[  453.069696]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  453.074534]  ? bpf_prog_test_run+0x130/0x1a0
[  453.078938]  ? __x64_sys_bpf+0x3d8/0x520
[  453.082990]  ? bpf_prog_get+0x20/0x20
[  453.086801]  ? do_syscall_64+0x1b9/0x820
[  453.090859]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  453.096214]  ? syscall_return_slowpath+0x5e0/0x5e0
[  453.101134]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.106165]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  453.111176]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  453.117848]  ? __switch_to_asm+0x40/0x70
[  453.121902]  ? __switch_to_asm+0x34/0x70
[  453.125961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.130814]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  453.136186] CPU: 1 PID: 5375 Comm: syz-fuzzer Not tainted 4.19.0+ #72
[  453.136244] aoe: skb alloc failure
[  453.142750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  453.142754] Call Trace:
[  453.142758]  <IRQ>
[  453.142772]  dump_stack+0x244/0x39d
[  453.142787]  ? dump_stack_print_info.cold.1+0x20/0x20
[  453.146319] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  453.155642]  warn_alloc.cold.117+0xb7/0x1bd
[  453.158197] syz-executor0 cpuset=
[  453.160331]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  453.163926] syz0
[  453.169119]  ? lock_downgrade+0x900/0x900
[  453.179709]  mems_allowed=0
[  453.184026]  ? trace_hardirqs_off+0xb8/0x310
[  453.205820]  ? trace_hardirqs_off+0xb8/0x310
[  453.210241]  __alloc_pages_slowpath+0x2660/0x2d70
[  453.215106]  ? warn_alloc+0x120/0x120
[  453.218921]  ? warn_alloc+0x120/0x120
[  453.222716]  ? print_usage_bug+0xc0/0xc0
[  453.226769]  ? warn_alloc+0x120/0x120
[  453.230581]  ? print_usage_bug+0xc0/0xc0
[  453.234644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.240177]  ? should_fail+0x22d/0xd01
[  453.244060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.249159]  ? __lock_acquire+0x62f/0x4c20
[  453.253393]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.258490]  ? __lock_acquire+0x62f/0x4c20
[  453.262717]  ? should_fail+0x22d/0xd01
[  453.266606]  ? mark_held_locks+0x130/0x130
[  453.270835]  ? mark_held_locks+0x130/0x130
[  453.275064]  ? zap_class+0x640/0x640
[  453.278770]  ? print_usage_bug+0xc0/0xc0
[  453.282847]  ? find_held_lock+0x36/0x1c0
[  453.286905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.292438]  ? check_preemption_disabled+0x48/0x280
[  453.297468]  ? __lock_is_held+0xb5/0x140
[  453.301532]  __alloc_pages_nodemask+0xa80/0xde0
[  453.306191]  ? zap_class+0x640/0x640
[  453.309902]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  453.314923]  ? find_held_lock+0x36/0x1c0
[  453.318990]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.323654]  ? lock_downgrade+0x900/0x900
[  453.327800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.333333]  cache_grow_begin+0xa5/0x8c0
[  453.337392]  ? do_raw_spin_unlock+0xa7/0x330
[  453.341820]  fallback_alloc+0x204/0x2e0
[  453.345796]  ____cache_alloc_node+0x1c7/0x1e0
[  453.350288]  kmem_cache_alloc_node+0xe3/0x730
[  453.354783]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.359021]  __alloc_skb+0x119/0x770
[  453.362731]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.368003]  ? netdev_alloc_frag+0x1f0/0x1f0
[  453.372407]  ? lock_downgrade+0x900/0x900
[  453.376556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.382086]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.387553]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.392997]  ? addrconf_rs_timer+0x690/0x690
[  453.397409]  ndisc_alloc_skb+0x144/0x340
[  453.401476]  ndisc_send_rs+0x331/0x6e0
[  453.405360]  addrconf_rs_timer+0x314/0x690
[  453.409590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.413827]  call_timer_fn+0x272/0x920
[  453.417722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.421969]  ? process_timeout+0x40/0x40
[  453.426034]  ? mark_held_locks+0xc7/0x130
[  453.430178]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.434666]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.439149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.443373]  ? lockdep_hardirqs_on+0x296/0x5b0
[  453.447950]  ? trace_hardirqs_on+0xbd/0x310
[  453.452267]  ? kasan_check_read+0x11/0x20
[  453.456407]  ? __run_timers+0x7da/0xc70
[  453.460385]  ? trace_hardirqs_off_caller+0x310/0x310