 329.934161]  ? mm_update_next_owner+0x990/0x990
[  329.934187]  ? pick_next_task_fair+0x990/0x16d0
[  329.939700] 342307 pages reserved
[  329.942118]  ? trace_hardirqs_off+0xb8/0x310
[  329.942136]  ? mark_held_locks+0x130/0x130
[  329.946180] 0 pages cma reserved
[  329.950075]  ? lock_acquire+0x1ed/0x520
[  329.952507] Unreclaimable slab info:
[  329.956995]  ? pipe_wait+0x266/0x2c0
[  329.961119] Name                      Used          Total
[  329.963522]  ? mark_held_locks+0x130/0x130
[  329.963537]  ? arch_local_save_flags+0x40/0x40
[  329.963555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.967207] pid_2                      1KB         28KB
[  329.970705]  ? __mutex_lock+0x85e/0x1700
[  329.979586] TIPC                      10KB         14KB
[  329.983745]  ? __switch_to_asm+0x34/0x70
[  329.983756]  ? __switch_to_asm+0x40/0x70
[  329.983772]  ? __switch_to_asm+0x34/0x70
[  329.992357] SCTPv6                    14KB         18KB
[  329.996305]  ? pipe_wait+0x266/0x2c0
[  329.999477] DCCPv6                    17KB         21KB
[  330.003264]  ? __switch_to_asm+0x34/0x70
[  330.003276]  ? __switch_to_asm+0x34/0x70
[  330.003294]  ? mutex_trylock+0x2b0/0x2b0
[  330.007423] DCCP                      16KB         20KB
[  330.010872]  ? __schedule+0x874/0x1ed0
[  330.015118] bridge_fdb_cache          14KB         19KB
[  330.020445]  ? __sched_text_start+0x8/0x8
[  330.024596] nf-frags                   0KB          3KB
[  330.028980]  ? lock_downgrade+0x900/0x900
[  330.033561] fib6_nodes                78KB        100KB
[  330.036549]  ? memset+0x31/0x40
[  330.040764] ip6_dst_cache             79KB        277KB
[  330.043773]  ? __dequeue_signal+0xf9/0x7d0
[  330.043790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.043808]  ? recalc_sigpending_tsk+0x140/0x180
[  330.048030] RAWv6                     68KB         71KB
[  330.051126]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  330.054575] UDPv6                      3KB          3KB
[  330.058521]  ? get_signal+0x95b/0x1980
[  330.063187] TCPv6                     23KB         23KB
[  330.067831]  ? lock_downgrade+0x900/0x900
[  330.071266] nf_conntrack              20KB         41KB
[  330.075668]  do_group_exit+0x177/0x440
[  330.075689]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.079947] sd_ext_cdb                 0KB          3KB
[  330.083265]  ? __ia32_sys_exit+0x50/0x50
[  330.083278]  ? kasan_check_write+0x14/0x20
[  330.083296]  ? do_raw_spin_lock+0xc1/0x200
[  330.087256] scsi_sense_cache        1056KB       1060KB
[  330.090965]  get_signal+0x8b0/0x1980
[  330.094677] virtio_scsi_cmd           16KB         16KB
[  330.100192]  ? ptrace_notify+0x130/0x130
[  330.104432] sgpool-128                 8KB          8KB
[  330.108989]  ? finish_wait+0x430/0x430
[  330.114524] sgpool-64                  4KB          6KB
[  330.119859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.123973] sgpool-32                  2KB          7KB
[  330.129306]  ? pipe_read+0x702/0x940
[  330.133374] sgpool-16                  1KB          3KB
[  330.137428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.141463] sgpool-8                   0KB          3KB
[  330.146827]  do_signal+0x9c/0x21e0
[  330.146845]  ? __vfs_read+0x11f/0x9b0
[  330.150541] mqueue_inode_cache         10KB         14KB
[  330.155911]  ? vfs_copy_file_range+0xb90/0xb90
[  330.155926]  ? setup_sigcontext+0x7d0/0x7d0
[  330.155958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.159991] bio_post_read_ctx         14KB         15KB
[  330.164041]  exit_to_usermode_loop+0x2e5/0x380
[  330.164074]  ? syscall_slow_exit_work+0x520/0x520
[  330.168159] bio-2                     14KB         15KB
[  330.173479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.173503]  do_syscall_64+0x6be/0x820
[  330.177390] jfs_mp                     7KB          7KB
[  330.182738]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  330.182754]  ? syscall_return_slowpath+0x5e0/0x5e0
[  330.182772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.186952] nfs_commit_data            3KB          7KB
[  330.192283]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.192306]  ? prepare_exit_to_usermode+0x291/0x3b0
[  330.196436] nfs_write_data            34KB         37KB
[  330.201793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.201813]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  330.205101] jbd2_inode                 2KB          7KB
[  330.210446] RIP: 0033:0x410fd0
[  330.214683] ext4_system_zone           0KB          3KB
[  330.220185] Code: Bad RIP value.
[  330.224960] bio-1                      1KB          3KB
[  330.230276] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246
[  330.235833] pid_namespace              2KB          7KB
[  330.241161]  ORIG_RAX: 0000000000000000
[  330.245065] rpc_buffers               17KB         19KB
[  330.250397] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  330.254576] rpc_tasks                  2KB          3KB
[  330.259916] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  330.263810] UNIX                       9KB         14KB
[  330.269229] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  330.274597] tcp_bind_bucket            1KB          4KB
[  330.278622] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  330.282864] inet_peer_cache            1KB          4KB
[  330.287067] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  330.292436] ip_fib_trie               11KB         15KB
[  330.296175] aoe: skb alloc failure
[  330.301471] ip_fib_alias              50KB         59KB
[  330.305563] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  330.310903] ip_dst_cache          331424KB     331424KB
[  330.314769] syz-executor2 cpuset=syz2 mems_allowed=0
[  330.314795] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  330.314807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  330.320162] RAW                       40KB         50KB
[  330.325673] Call Trace:
[  330.325681]  <IRQ>
[  330.325700]  dump_stack+0x1c4/0x2b4
[  330.325719]  ? dump_stack_print_info.cold.2+0x52/0x52
[  330.331064] UDP                       16KB         19KB
[  330.334770]  warn_alloc.cold.119+0xb7/0x1bd
[  330.334788]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  330.340147] TCP                        8KB         11KB
[  330.345669]  ? lock_downgrade+0x900/0x900
[  330.345692]  ? trace_hardirqs_off+0xb8/0x310
[  330.351034] hugetlbfs_inode_cache          2KB          7KB
[  330.354573]  ? trace_hardirqs_off+0xb8/0x310
[  330.354595]  __alloc_pages_slowpath+0x2667/0x2d80
[  330.358375] fscache_cookie_jar          1KB          7KB
[  330.363825]  ? warn_alloc+0x120/0x120
[  330.363841]  ? warn_alloc+0x120/0x120
[  330.368405] eventpoll_pwq              2KB         11KB
[  330.372728]  ? warn_alloc+0x120/0x120
[  330.372743]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  330.372760]  ? ktime_get+0x2e1/0x440
[  330.378284] eventpoll_epi              5KB         19KB
[  330.383638]  ? check_preemption_disabled+0x48/0x200
[  330.383665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.388231] inotify_inode_mark          5KB         23KB
[  330.393062]  ? should_fail+0x22d/0xd01
[  330.393074]  ? kasan_check_read+0x11/0x20
[  330.393096]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  330.398446] request_queue            163KB        163KB
[  330.403974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.403988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.404006]  ? should_fail+0x22d/0xd01
[  330.407884] blkdev_requests            1KB          3KB
[  330.413246]  ? check_preemption_disabled+0x48/0x200
[  330.413262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.413280]  ? should_fail+0x22d/0xd01
[  330.418626] blkdev_ioc                 5KB         23KB
[  330.423543]  ? rcu_nmi_exit+0xdb/0x280
[  330.423552]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.423561]  ? mark_held_locks+0x130/0x130
[  330.423569]  ? mark_held_locks+0x130/0x130
[  330.423577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.423586]  ? rcu_irq_exit+0xce/0x100
[  330.423595]  ? irq_exit+0xbd/0x1c0
[  330.423604]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  330.423613]  ? smp_call_function_single_interrupt+0x650/0x650
[  330.423620]  ? ret_from_intr+0xb/0x1e
[  330.423627]  ? retint_kernel+0x2d/0x2d
[  330.423634]  ? trace_hardirqs_on_caller+0xc0/0x310
[  330.423643]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.423651]  ? trace_hardirqs_off+0x310/0x310
[  330.423661]  __alloc_pages_nodemask+0xa80/0xde0
[  330.423668]  ? should_fail+0x22d/0xd01
[  330.423678]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  330.423693]  ? ____cache_alloc_node+0x1c7/0x1e0
[  330.423701]  ? lock_downgrade+0x900/0x900
[  330.423710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.423720]  cache_grow_begin+0x91/0x8c0
[  330.423728]  ? do_raw_spin_unlock+0xa7/0x2f0
[  330.423737]  fallback_alloc+0x203/0x2e0
[  330.423747]  ____cache_alloc_node+0x1c7/0x1e0
[  330.423756]  kmem_cache_alloc_node+0xe3/0x730
[  330.423764]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  330.423774]  __alloc_skb+0x119/0x770
[  330.423782]  ? calc_wheel_index+0x220/0x220
[  330.423790]  ? skb_scrub_packet+0x490/0x490
[  330.423801]  ? vprintk_default+0x28/0x30
[  330.423808]  ? vprintk_func+0x85/0x181
[  330.423814]  ? printk+0xa7/0xcf
[  330.423821]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  330.423829]  ? cpu_load_update+0x360/0x360
[  330.423841]  new_skb+0x26/0x1c0
[  330.423849]  aoecmd_cfg+0x279/0x7f0
[  330.423858]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  330.423866]  ? lock_acquire+0x1ed/0x520
[  330.423874]  ? call_timer_fn+0x1db/0x920
[  330.423881]  ? nohz_balance_exit_idle+0x65/0x3f0
[  330.423890]  ? update_curr+0x4cf/0xbe0
[  330.423919]  discover_timer+0x50/0x60
[  330.423934]  call_timer_fn+0x272/0x920
[  330.423946]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  330.423965]  ? process_timeout+0x40/0x40
[  330.428797] bio-0                     54KB        127KB
[  330.434149]  ? trace_hardirqs_off+0xb8/0x310
[  330.434161]  ? kasan_check_read+0x11/0x20
[  330.434179]  ? do_raw_spin_unlock+0xa7/0x2f0
[  330.439179] biovec-max              1369KB       1369KB
[  330.444187]  ? trace_hardirqs_on+0x310/0x310
[  330.444203]  ? __run_timers+0x7da/0xc70
[  330.444220]  ? lock_downgrade+0x900/0x900
[  330.449571] bio_integrity_payload          1KB          4KB
[  330.454399]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  330.454413]  ? trace_hardirqs_on+0xbd/0x310
[  330.454434]  ? kasan_check_read+0x11/0x20
[  330.459610] khugepaged_mm_slot          0KB         11KB
[  330.464960]  ? __run_timers+0x7da/0xc70
[  330.464975]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.464991]  ? kasan_check_write+0x14/0x20
[  330.468173] dmaengine-unmap-256          2KB          6KB
[  330.473522]  ? do_raw_spin_lock+0xc1/0x200
[  330.473538]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  330.473557]  __run_timers+0x7e5/0xc70
[  330.476916] dmaengine-unmap-128          1KB          3KB
[  330.482278]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  330.482297]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  330.487643] dmaengine-unmap-16          0KB          4KB
[  330.493006]  ? timerqueue_add+0x207/0x2b0
[  330.493028]  ? enqueue_hrtimer+0x1a5/0x560
[  330.496991] dmaengine-unmap-2          0KB          3KB
[  330.502344]  ? lock_release+0x970/0x970
[  330.502359]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  330.502375]  ? kasan_check_write+0x14/0x20
[  330.509633] skbuff_fclone_cache         10KB         33KB
[  330.514990]  ? pvclock_read_flags+0x160/0x160
[  330.515010]  ? lock_downgrade+0x900/0x900
[  330.522291] skbuff_head_cache     427391KB     427391KB
[  330.527635]  ? trace_hardirqs_on+0xbd/0x310
[  330.535117] configfs_dir_cache          0KB          4KB
[  330.540468]  ? kvm_sched_clock_read+0x9/0x20
[  330.547740] file_lock_cache            0KB          3KB
[  330.553080]  ? irq_exit+0x17f/0x1c0
[  330.553096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.553116]  ? check_preemption_disabled+0x48/0x200
[  330.560371] file_lock_ctx              0KB          3KB
[  330.565721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.565740]  run_timer_softirq+0x52/0xb0
[  330.565760]  ? __this_cpu_preempt_check+0x1c/0x1f
[  330.569282] fsnotify_mark_connector          3KB         19KB
[  330.574633]  __do_softirq+0x30b/0xad8
[  330.574659]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  330.585154] net_namespace             51KB         51KB
[  330.590492]  ? pvclock_read_flags+0x160/0x160
[  330.595599] shmem_inode_cache       3550KB       4284KB
[  330.602754]  ? lapic_next_event+0x5a/0x90
[  330.602768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.602787]  ? clockevents_program_event+0x140/0x370
[  330.612150] task_delay_info           30KB        173KB
[  330.617492]  ? kvm_clock_read+0x18/0x30
[  330.620057] taskstats                  0KB          3KB
[  330.622196]  ? kvm_sched_clock_read+0x9/0x20
[  330.622212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.622232]  ? check_preemption_disabled+0x48/0x200
[  330.625844] proc_dir_entry           590KB        600KB
[  330.631029]  irq_exit+0x17f/0x1c0
[  330.636392] pde_opener                 0KB          3KB
[  330.640694]  smp_apic_timer_interrupt+0x1cb/0x760
[  330.645534] sigqueue                   1KB          3KB
[  330.650876]  ? smp_reschedule_interrupt+0x109/0x650
[  330.655031] kernfs_node_cache      11876KB      11883KB
[  330.659418]  ? smp_call_function_single_interrupt+0x650/0x650
[  330.665135] mnt_cache                 77KB         92KB
[  330.669515]  ? interrupt_entry+0xb5/0xf0
[  330.674360] filp                     245KB        562KB
[  330.679791]  ? trace_hardirqs_off_caller+0xbb/0x310
[  330.683591] names_cache              144KB        144KB
[  330.687368]  ? trace_hardirqs_off_caller+0xbb/0x310
[  330.692731] iint_cache                74KB         79KB
[  330.696510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.701504] key_jar                    3KB          7KB
[  330.705207]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.705220]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.705239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.710586] uts_namespace              2KB          7KB
[  330.715593]  ? check_preemption_disabled+0x48/0x200
[  330.715616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.721137] nsproxy                    1KB          7KB
[  330.726583]  apic_timer_interrupt+0xf/0x20
[  330.726594]  </IRQ>
[  330.730472] vm_area_struct           320KB        715KB
[  330.734608] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  330.734631] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  330.739901] mm_struct                 47KB        156KB
[  330.745241] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  330.745256] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  330.745269] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  330.750358] fs_cache                   7KB         56KB
[  330.755878] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  330.755886] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  330.755903] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  330.755927]  ? unmap_page_range+0xf56/0x2030
[  330.759796] files_cache               28KB         90KB
[  330.765151]  ? unmap_page_range+0x15ec/0x2030
[  330.765179]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  330.770172] signal_cache             224KB        582KB
[  330.775265]  ? mark_held_locks+0x130/0x130
[  330.775288]  ? mark_held_locks+0x130/0x130
[  330.779164] sighand_cache            360KB        395KB
[  330.784520]  ? mark_held_locks+0x130/0x130
[  330.784543]  ? mark_held_locks+0x130/0x130
[  330.788417] task_struct             1033KB       1033KB
[  330.793516]  ? lock_downgrade+0x900/0x900
[  330.793528]  ? lock_downgrade+0x900/0x900
[  330.793547]  ? mark_held_locks+0x130/0x130
[  330.797768] cred_jar                  47KB        364KB
[  330.801991]  ? mark_held_locks+0x130/0x130
[  330.802005]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  330.802024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.807545] anon_vma_chain            91KB        378KB
[  330.811435]  ? uprobe_munmap+0x14c/0x450
[  330.814970] anon_vma                 121KB        231KB
[  330.819965]  ? uprobe_mmap+0xd50/0xd50
[  330.825857] pid                       20KB        148KB
[  330.829635]  ? is_bpf_text_address+0xac/0x170
[  330.833523] Acpi-Operand             106KB        158KB
[  330.838441]  unmap_single_vma+0x19b/0x310
[  330.843193] Acpi-Namespace            19KB         23KB
[  330.847674]  unmap_vmas+0x125/0x200
[  330.852349] numa_policy                0KB          3KB
[  330.856210]  exit_mmap+0x2be/0x590
[  330.861213] debug_objects_cache      19269KB      19270KB
[  330.865867]  ? __ia32_sys_munmap+0x80/0x80
[  330.865905]  ? __might_sleep+0x95/0x190
[  330.870046] trace_event_file         258KB        258KB
[  330.875571]  mmput+0x247/0x610
[  330.875586]  ? lock_downgrade+0x900/0x900
[  330.875603]  ? set_mm_exe_file+0x200/0x200
[  330.879653] ftrace_event_field        372KB        374KB
[  330.884048]  ? kasan_check_read+0x11/0x20
[  330.884063]  ? do_raw_spin_unlock+0xa7/0x2f0
[  330.884081]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  330.888039] pool_workqueue            69KB         72KB
[  330.892526]  ? kasan_check_write+0x14/0x20
[  330.892540]  ? do_raw_spin_lock+0xc1/0x200
[  330.892558]  do_exit+0xe6f/0x2610
[  330.897042] task_group                 5KB          7KB
[  330.902141]  ? mm_update_next_owner+0x990/0x990
[  330.902160]  ? pick_next_task_fair+0x990/0x16d0
[  330.905861] page->ptl                 66KB        466KB
[  330.910180]  ? trace_hardirqs_off+0xb8/0x310
[  330.914509] kmalloc-2097152         2050KB       2050KB
[  330.918538]  ? mark_held_locks+0x130/0x130
[  330.922427] kmalloc-524288          2056KB       2056KB
[  330.925688]  ? lock_acquire+0x1ed/0x520
[  330.930425] kmalloc-262144          1290KB       1290KB
[  330.934655]  ? pipe_wait+0x266/0x2c0
[  330.934673]  ? mark_held_locks+0x130/0x130
[  330.934692]  ? arch_local_save_flags+0x40/0x40
[  330.937955] kmalloc-131072           650KB        650KB
[  330.941578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.945912] kmalloc-65536            330KB        330KB
[  330.949868]  ? __mutex_lock+0x85e/0x1700
[  330.953934] kmalloc-32768            693KB        693KB
[  330.958662]  ? __switch_to_asm+0x34/0x70
[  330.962547] kmalloc-16384            412KB        412KB
[  330.966322]  ? __switch_to_asm+0x40/0x70
[  330.970190] kmalloc-8192            1815KB       1815KB
[  330.975018]  ? __switch_to_asm+0x34/0x70
[  330.975032]  ? pipe_wait+0x266/0x2c0
[  330.975049]  ? __switch_to_asm+0x34/0x70
[  330.979099] kmalloc-4096            6358KB       6358KB
[  330.984453]  ? __switch_to_asm+0x34/0x70
[  330.984468]  ? mutex_trylock+0x2b0/0x2b0
[  330.984486]  ? __schedule+0x874/0x1ed0
[  330.988877] kmalloc-2048         2806498KB    2806498KB
[  330.993031]  ? __sched_text_start+0x8/0x8
[  330.993050]  ? lock_downgrade+0x900/0x900
[  330.997443] kmalloc-1024         1485146KB    1485146KB
[  331.002794]  ? memset+0x31/0x40
[  331.002810]  ? __dequeue_signal+0xf9/0x7d0
[  331.002830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.007220] kmalloc-512             1548KB       3468KB
[  331.011187]  ? recalc_sigpending_tsk+0x140/0x180
[  331.015361] kmalloc-256             1764KB       2235KB
[  331.021050]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  331.026152] kmalloc-128              459KB        952KB
[  331.030452]  ? get_signal+0x95b/0x1980
[  331.034598] kmalloc-96               413KB       1768KB
[  331.040027]  ? lock_downgrade+0x900/0x900
[  331.044008] kmalloc-64               675KB       1288KB
[  331.049438]  do_group_exit+0x177/0x440
[  331.053667] kmalloc-32               966KB       1649KB
[  331.059179]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  331.063410] kmalloc-192              785KB       1024KB
[  331.068232]  ? __ia32_sys_exit+0x50/0x50
[  331.072038] kmem_cache               255KB        262KB
[  331.077550]  ? kasan_check_write+0x14/0x20
[  331.082936] Out of memory: Kill process 5827 (syz-fuzzer) score 26 or sacrifice child
[  331.087927]  ? do_raw_spin_lock+0xc1/0x200
[  331.093441] Killed process 5840 (syz-executor0) total-vm:70212kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  331.097509]  get_signal+0x8b0/0x1980
[  331.102065] oom_reaper: reaped process 5840 (syz-executor0), now anon-rss:0kB, file-rss:32768kB, shmem-rss:0kB
[  331.107084]  ? ptrace_notify+0x130/0x130
[  331.113663] rsyslogd invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  331.116225]  ? finish_wait+0x430/0x430
[  331.120438] rsyslogd cpuset=
[  331.125978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.125999]  ? pipe_read+0x702/0x940
[  331.161805] /
[  331.163067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.168586]  mems_allowed=0
[  331.173595]  do_signal+0x9c/0x21e0
[  331.173623]  ? __vfs_read+0x11f/0x9b0
[  332.017775]  ? vfs_copy_file_range+0xb90/0xb90
[  332.022358]  ? setup_sigcontext+0x7d0/0x7d0
[  332.026699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.032243]  exit_to_usermode_loop+0x2e5/0x380
[  332.036825]  ? syscall_slow_exit_work+0x520/0x520
[  332.041677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.047218]  do_syscall_64+0x6be/0x820
[  332.051104]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  332.056471]  ? syscall_return_slowpath+0x5e0/0x5e0
[  332.061400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.066246]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.071261]  ? prepare_exit_to_usermode+0x291/0x3b0
[  332.076282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.081133]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  332.086314] RIP: 0033:0x410fd0
[  332.089507] Code: Bad RIP value.
[  332.092865] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  332.100575] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  332.107836] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  332.115099] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  332.122376] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  332.129637] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  332.136931] CPU: 0 PID: 5715 Comm: rsyslogd Not tainted 4.19.0-rc6+ #64
[  332.136937] warn_alloc_show_mem: 1 callbacks suppressed
[  332.136945] Mem-Info:
[  332.143695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  332.149064] active_anon:45632 inactive_anon:123 isolated_anon:0
[  332.149064]  active_file:17 inactive_file:16 isolated_file:0
[  332.149064]  unevictable:0 dirty:0 writeback:0 unstable:0
[  332.149064]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  332.149064]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  332.149064]  free:13774 free_pcp:156 free_cma:0
[  332.151436] Call Trace:
[  332.160824] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  332.193687]  dump_stack+0x1c4/0x2b4
[  332.196243] Node 0 
[  332.223740]  ? dump_stack_print_info.cold.2+0x52/0x52
[  332.227382] 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
[  332.229591]  dump_header+0x27b/0xf72
[  332.234750] lowmem_reserve[]:
[  332.260248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.263935]  0
[  332.267033]  ? compact_zone+0xdd9/0x2df0
[  332.272544]  2819
[  332.274343]  ? mark_held_locks+0x130/0x130
[  332.278376]  6323
[  332.280442]  ? pagefault_out_of_memory+0x197/0x197
[  332.284649]  6323
[  332.286722]  ? mark_held_locks+0x130/0x130
[  332.293680]  ? percpu_ref_put_many+0x13e/0x260
[  332.297889] Node 0 
[  332.302476]  ? mem_cgroup_charge_statistics+0x780/0x780
[  332.302506] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  332.302514] lowmem_reserve[]:
[  332.304748]  ? compaction_suitable+0x550/0x550
[  332.310088]  0
[  332.336637]  ? mark_held_locks+0x130/0x130
[  332.339718]  0
[  332.344294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.346072]  3503
[  332.350295]  ? task_will_free_mem+0x239/0xb30
[  332.352070]  3503
[  332.357604]  ? ___ratelimit+0x36f/0x655
[  332.364131]  ? lock_downgrade+0x900/0x900
[  332.366169] Node 0 
[  332.370138]  ? trace_hardirqs_on+0xbd/0x310
[  332.374298] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:84kB free_cma:0kB
[  332.376503]  ? kasan_check_read+0x11/0x20
[  332.380811] lowmem_reserve[]:
[  332.409001]  ? ___ratelimit+0x36f/0x655
[  332.413126]  0
[  332.416228]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.420173]  0
[  332.421969]  ? trace_hardirqs_on+0x310/0x310
[  332.427390]  0
[  332.429186]  ? lock_downgrade+0x900/0x900
[  332.433566]  0
[  332.435364]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  332.441282]  ? ___ratelimit+0xaa/0x655
[  332.446358] Node 0 DMA: 
[  332.450239]  ? idr_get_free+0xec0/0xec0
[  332.450255]  ? kasan_check_write+0x14/0x20
[  332.452930] 1*4kB 
[  332.456912]  ? do_raw_spin_lock+0xc1/0x200
[  332.461119] (U) 
[  332.463267]  oom_kill_process.cold.27+0x10/0x903
[  332.467477] 0*8kB 
[  332.469450]  ? _raw_spin_unlock+0x2c/0x50
[  332.474188] 0*16kB 
[  332.476333]  ? oom_badness+0xe6/0xaa0
[  332.480458] 1*32kB 
[  332.482689]  ? oom_evaluate_task+0x540/0x540
[  332.486466] (U) 
[  332.488701]  ? compaction_deferred+0x1e9/0x510
[  332.493089] 2*64kB 
[  332.495060]  ? oom_unkillable_task+0x383/0x580
[  332.499618] (U) 
[  332.501854]  ? out_of_memory+0x974/0x1430
[  332.506413] 1*128kB 
[  332.508390]  ? lock_downgrade+0x900/0x900
[  332.512515] (U) 
[  332.514849]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  332.518974] 1*256kB 
[  332.520956]  ? __cpuset_node_allowed+0x19b/0x660
[  332.526730] (U) 
[  332.529051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  332.534296] 0*512kB 1*1024kB 
[  332.536281]  ? oom_evaluate_task+0x302/0x540
[  332.541272] (U) 
[  332.544370]  out_of_memory+0xa84/0x1430
[  332.548754] 1*2048kB 
[  332.550728]  ? oom_killer_disable+0x3a0/0x3a0
[  332.554678] (M) 
[  332.557086]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  332.561568] 3*4096kB 
[  332.563553]  ? __mutex_add_waiter+0x2a0/0x2a0
[  332.568468] (M) 
[  332.570879]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  332.575357] = 15908kB
[  332.577330]  ? find_next_bit+0x104/0x130
[  332.582326] Node 0 
[  332.584732]  __alloc_pages_slowpath+0x2318/0x2d80
[  332.588770] DMA32: 
[  332.591032]  ? warn_alloc+0x120/0x120
[  332.595841] 5*4kB 
[  332.598071]  ? dequeue_entity+0x3f4/0x1770
[  332.601861] (UM) 
[  332.604022]  ? warn_alloc+0x120/0x120
[  332.608230] 1*8kB 
[  332.610297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.614069] (U) 
[  332.616222]  ? should_fail+0x22d/0xd01
[  332.621734] 2*16kB 
[  332.623708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.627654] (M) 
[  332.629887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.634981] 3*32kB 
[  332.636957]  ? should_fail+0x22d/0xd01
[  332.642467] (UM) 
[  332.644704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.648562] 5*64kB 
[  332.650620]  ? mark_held_locks+0x130/0x130
[  332.655700] (UM) 
[  332.657939]  ? mark_held_locks+0x130/0x130
[  332.662149] 3*128kB 
[  332.664213]  ? lock_downgrade+0x900/0x900
[  332.668426] (M) 
[  332.670744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.674869] 3*256kB 
[  332.676850]  ? ___might_sleep+0x1ed/0x300
[  332.682361] (M) 
[  332.684682]  ? lock_release+0x970/0x970
[  332.688804] 4*512kB 
[  332.690776]  ? arch_local_save_flags+0x40/0x40
[  332.694726] (UM) 
[  332.697047]  ? kasan_check_write+0x14/0x20
[  332.701604] 3*1024kB 
[  332.703662]  ? finish_task_switch+0x2f5/0x900
[  332.707874] (UM) 
[  332.710294]  ? __switch_to_asm+0x40/0x70
[  332.714764] 3*2048kB 
[  332.716822]  ? __might_sleep+0x95/0x190
[  332.720860] (M) 
[  332.723268]  __alloc_pages_nodemask+0xa80/0xde0
[  332.727221] 3*4096kB 
[  332.729192]  ? should_fail+0x22d/0xd01
[  332.733838] (M) 
[  332.736251]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  332.740107] = 25180kB
[  332.740117] Node 0 
[  332.742089]  ? kasan_check_read+0x11/0x20
[  332.747080] Normal: 
[  332.749488]  ? prepare_to_wait_event+0x39f/0xa10
[  332.751701] 694*4kB 
[  332.755846]  ? trace_hardirqs_on+0xbd/0x310
[  332.758142] (UMEH) 
[  332.762903]  ? fallback_alloc+0x203/0x2e0
[  332.765209] 370*8kB 
[  332.769525]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.771736] (UMEH) 
[  332.775879]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  332.778188] 193*16kB 
[  332.783633]  cache_grow_begin+0x91/0x8c0
[  332.785847] (UMEH) 
[  332.791386]  ? do_raw_spin_unlock+0xa7/0x2f0
[  332.793770] 79*32kB 
[  332.797829]  fallback_alloc+0x203/0x2e0
[  332.800046] (UMEH) 
[  332.804450]  ____cache_alloc_node+0x1c7/0x1e0
[  332.806749] 32*64kB 
[  332.810724]  kmem_cache_alloc_trace+0x214/0x750
[  332.812936] (UM) 
[  332.817430]  do_syslog+0xb9b/0x1690
[  332.819735] 5*128kB 
[  332.824405]  ? log_buf_vmcoreinfo_setup+0x120/0x120
[  332.826449] (UM) 
[  332.830076]  ? finish_wait+0x430/0x430
[  332.832377] 0*256kB 
[  332.837393]  ? aa_path_link+0x5e0/0x5e0
[  332.839457] 0*512kB 
[  332.843336]  kmsg_read+0x8f/0xc0
[  332.845636] 0*1024kB 
[  332.849602]  ? kmsg_poll+0xb0/0xb0
[  332.852964] 0*2048kB 
[  332.856332]  proc_reg_read+0x2a3/0x3d0
[  332.858727] 0*4096kB 
[  332.862262]  ? proc_reg_unlocked_ioctl+0x3c0/0x3c0
[  332.864650] = 14040kB
[  332.868533]  ? retint_kernel+0x2d/0x2d
[  332.870938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  332.875859]  ? trace_hardirqs_off+0x310/0x310
[  332.878255] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  332.882137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.890951] 163 total pagecache pages
[  332.895446]  __vfs_read+0x117/0x9b0
[  332.903998] 0 pages in swap cache
[  332.909532]  ? proc_reg_unlocked_ioctl+0x3c0/0x3c0
[  332.913311] Swap cache stats: add 0, delete 0, find 0/0
[  332.916946]  ? vfs_copy_file_range+0xb90/0xb90
[  332.920375] Free swap  = 0kB
[  332.925305]  ? fsnotify+0x12f0/0x12f0
[  332.930647] Total swap = 0kB
[  332.935228]  ? fsnotify_first_mark+0x350/0x350
[  332.938239] 1965979 pages RAM
[  332.942040]  ? security_file_permission+0x1c2/0x230
[  332.945034] 0 pages HighMem/MovableOnly
[  332.949620]  ? rw_verify_area+0x118/0x360
[  332.952708] 342307 pages reserved
[  332.957722]  vfs_read+0x17f/0x3c0
[  332.961674] 0 pages cma reserved
[  332.965818]  ksys_read+0x101/0x260
[  332.969312] aoe: skb alloc failure
[  332.972697]  ? kernel_write+0x120/0x120
[  332.972715]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.972734]  ? do_syscall_64+0x2b9/0x820
[  332.976111] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  332.979628]  __x64_sys_read+0x73/0xb0
[  332.983145] syz-executor2 cpuset=
[  332.987117]  do_syscall_64+0x1b9/0x820
[  332.992545] syz2
[  332.996606]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  333.007073]  mems_allowed=0
[  333.010873]  ? syscall_return_slowpath+0x5e0/0x5e0
[  333.033313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.038157]  ? trace_hardirqs_on_caller+0x310/0x310
[  333.043179]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  333.048197]  ? prepare_exit_to_usermode+0x291/0x3b0
[  333.053223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.058074]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  333.063265] RIP: 0033:0x7fc38016a1fd
[  333.066981] Code: Bad RIP value.
[  333.070351] RSP: 002b:00007fc37d709e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000
[  333.078061] RAX: ffffffffffffffda RBX: 00000000025cece0 RCX: 00007fc38016a1fd
[  333.085326] RDX: 0000000000000fff RSI: 00007fc37ef3e5a0 RDI: 0000000000000004
[  333.092593] RBP: 0000000000000000 R08: 00000000025ba260 R09: 0000000000000000
[  333.099863] R10: 6b205d3633303630 R11: 0000000000000293 R12: 000000000065e420
[  333.107138] R13: 00007fc37d70a9c0 R14: 00007fc3807af040 R15: 0000000000000003
[  333.114429] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  333.114552] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  333.121623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  333.131929] ksoftirqd/0 cpuset=
[  333.141271] Call Trace:
[  333.141282] /
[  333.144544]  <IRQ>
[  333.147117]  mems_allowed=0
[  333.148833]  dump_stack+0x1c4/0x2b4
[  333.157520]  ? dump_stack_print_info.cold.2+0x52/0x52
[  333.162714]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  333.167648]  warn_alloc.cold.119+0xb7/0x1bd
[  333.171992]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  333.176837]  ? lock_downgrade+0x900/0x900
[  333.181006]  ? trace_hardirqs_off+0xb8/0x310
[  333.185446]  ? trace_hardirqs_off+0xb8/0x310
[  333.189861]  __alloc_pages_slowpath+0x2667/0x2d80
[  333.194763]  ? warn_alloc+0x120/0x120
[  333.198568]  ? enqueue_hrtimer+0x1a5/0x560
[  333.202804]  ? warn_alloc+0x120/0x120
[  333.206611]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  333.212410]  ? warn_alloc+0x120/0x120
[  333.216230]  ? kasan_check_write+0x14/0x20
[  333.220470]  ? mark_held_locks+0x130/0x130
[  333.224703]  ? mark_held_locks+0x130/0x130
[  333.229029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.234565]  ? should_fail+0x22d/0xd01
[  333.238459]  ? put_dec_trunc8+0x273/0x300
[  333.242607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.247711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.253246]  ? should_fail+0x22d/0xd01
[  333.257135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.262675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.267776]  ? should_fail+0x22d/0xd01
[  333.271677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.276789]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  333.282324]  ? format_decode+0x1b2/0xaf0
[  333.286384]  ? mark_held_locks+0x130/0x130
[  333.290623]  ? mark_held_locks+0x130/0x130
[  333.294870]  ? lock_downgrade+0x900/0x900
[  333.299028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.304568]  ? trace_hardirqs_off+0xb8/0x310
[  333.308978]  ? kasan_check_read+0x11/0x20
[  333.313127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.317541]  ? trace_hardirqs_on+0x310/0x310
[  333.321948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.327485]  ? wq_watchdog_touch+0x9c/0xfe
[  333.331721]  ? io_serial_in+0x11/0x90
[  333.335521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.341069]  __alloc_pages_nodemask+0xa80/0xde0
[  333.345747]  ? should_fail+0x22d/0xd01
[  333.349633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  333.354648]  ? kasan_check_write+0x14/0x20
[  333.358925]  ? ____cache_alloc_node+0x1c7/0x1e0
[  333.363636]  ? lock_downgrade+0x900/0x900
[  333.367788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.373327]  cache_grow_begin+0x91/0x8c0
[  333.377394]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.381817]  fallback_alloc+0x203/0x2e0
[  333.385796]  ____cache_alloc_node+0x1c7/0x1e0
[  333.390298]  kmem_cache_alloc_node+0xe3/0x730
[  333.394794]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  333.399909]  __alloc_skb+0x119/0x770
[  333.403629]  ? calc_wheel_index+0x220/0x220
[  333.407958]  ? skb_scrub_packet+0x490/0x490
[  333.412284]  ? vprintk_default+0x28/0x30
[  333.416342]  ? vprintk_func+0x85/0x181
[  333.420227]  ? printk+0xa7/0xcf
[  333.423706]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  333.428457]  ? cpu_load_update+0x360/0x360
[  333.432706]  new_skb+0x26/0x1c0
[  333.435987]  aoecmd_cfg+0x279/0x7f0
[  333.439641]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  333.443967]  ? lock_acquire+0x1ed/0x520
[  333.447966]  ? call_timer_fn+0x1db/0x920
[  333.452031]  ? nohz_balance_exit_idle+0x65/0x3f0
[  333.456790]  ? update_curr+0x4cf/0xbe0
[  333.460680]  discover_timer+0x50/0x60
[  333.464480]  call_timer_fn+0x272/0x920
[  333.468379]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  333.473233]  ? process_timeout+0x40/0x40
[  333.477306]  ? trace_hardirqs_off+0xb8/0x310
[  333.481715]  ? kasan_check_read+0x11/0x20
[  333.485861]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.490273]  ? trace_hardirqs_on+0x310/0x310
[  333.494683]  ? __run_timers+0x7da/0xc70
[  333.498659]  ? lock_downgrade+0x900/0x900
[  333.502832]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  333.507940]  ? trace_hardirqs_on+0xbd/0x310
[  333.512273]  ? kasan_check_read+0x11/0x20
[  333.516430]  ? __run_timers+0x7da/0xc70
[  333.520408]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.525866]  ? kasan_check_write+0x14/0x20
[  333.530108]  ? do_raw_spin_lock+0xc1/0x200
[  333.534345]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  333.539191]  __run_timers+0x7e5/0xc70
[  333.543001]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  333.548367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  333.553384]  ? timerqueue_add+0x207/0x2b0
[  333.557535]  ? enqueue_hrtimer+0x1a5/0x560
[  333.561769]  ? lock_release+0x970/0x970
[  333.565742]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  333.570934]  ? kasan_check_write+0x14/0x20
[  333.575177]  ? pvclock_read_flags+0x160/0x160
[  333.579671]  ? lock_downgrade+0x900/0x900
[  333.583826]  ? trace_hardirqs_on+0xbd/0x310
[  333.588163]  ? kvm_sched_clock_read+0x9/0x20
[  333.592587]  ? irq_exit+0x17f/0x1c0
[  333.596215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.601759]  ? check_preemption_disabled+0x48/0x200
[  333.606776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.612317]  run_timer_softirq+0x52/0xb0
[  333.616380]  ? __this_cpu_preempt_check+0x1c/0x1f
[  333.621225]  __do_softirq+0x30b/0xad8
[  333.625032]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  333.630136]  ? pvclock_read_flags+0x160/0x160
[  333.634633]  ? lapic_next_event+0x5a/0x90
[  333.638779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.644323]  ? clockevents_program_event+0x140/0x370
[  333.649444]  ? kvm_clock_read+0x18/0x30
[  333.653418]  ? kvm_sched_clock_read+0x9/0x20
[  333.657833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.663372]  ? check_preemption_disabled+0x48/0x200
[  333.668397]  irq_exit+0x17f/0x1c0
[  333.671855]  smp_apic_timer_interrupt+0x1cb/0x760
[  333.676700]  ? smp_reschedule_interrupt+0x109/0x650
[  333.681717]  ? smp_call_function_single_interrupt+0x650/0x650
[  333.687600]  ? interrupt_entry+0xb5/0xf0
[  333.691659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  333.696690]  ? trace_hardirqs_off_caller+0xbb/0x310
[  333.701708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.706552]  ? trace_hardirqs_on_caller+0x310/0x310
[  333.711570]  ? trace_hardirqs_on_caller+0x310/0x310
[  333.716596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.722134]  ? check_preemption_disabled+0x48/0x200
[  333.727159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.732009]  apic_timer_interrupt+0xf/0x20
[  333.736234]  </IRQ>
[  333.738474] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  333.744545] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  333.763445] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  333.771153] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  333.778428] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  333.785694] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  333.792961] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  333.800243] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  333.807540]  ? unmap_page_range+0xf56/0x2030
[  333.811954]  ? unmap_page_range+0x15ec/0x2030
[  333.816471]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  333.820968]  ? mark_held_locks+0x130/0x130
[  333.825212]  ? mark_held_locks+0x130/0x130
[  333.829452]  ? mark_held_locks+0x130/0x130
[  333.833690]  ? mark_held_locks+0x130/0x130
[  333.837933]  ? lock_downgrade+0x900/0x900
[  333.842078]  ? lock_downgrade+0x900/0x900
[  333.846230]  ? mark_held_locks+0x130/0x130
[  333.850467]  ? mark_held_locks+0x130/0x130
[  333.854718]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  333.859754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.865294]  ? uprobe_munmap+0x14c/0x450
[  333.869355]  ? uprobe_mmap+0xd50/0xd50
[  333.873245]  ? is_bpf_text_address+0xac/0x170
[  333.877748]  unmap_single_vma+0x19b/0x310
[  333.881909]  unmap_vmas+0x125/0x200
[  333.885539]  exit_mmap+0x2be/0x590
[  333.889079]  ? __ia32_sys_munmap+0x80/0x80
[  333.893327]  ? __might_sleep+0x95/0x190
[  333.897300]  mmput+0x247/0x610
[  333.900491]  ? lock_downgrade+0x900/0x900
[  333.904637]  ? set_mm_exe_file+0x200/0x200
[  333.908873]  ? kasan_check_read+0x11/0x20
[  333.913046]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.917468]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  333.922049]  ? kasan_check_write+0x14/0x20
[  333.926281]  ? do_raw_spin_lock+0xc1/0x200
[  333.930523]  do_exit+0xe6f/0x2610
[  333.933980]  ? mm_update_next_owner+0x990/0x990
[  333.938659]  ? pick_next_task_fair+0x990/0x16d0
[  333.943345]  ? trace_hardirqs_off+0xb8/0x310
[  333.947768]  ? mark_held_locks+0x130/0x130
[  333.952005]  ? lock_acquire+0x1ed/0x520
[  333.955983]  ? pipe_wait+0x266/0x2c0
[  333.959701]  ? mark_held_locks+0x130/0x130
[  333.963937]  ? arch_local_save_flags+0x40/0x40
[  333.968528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.974078]  ? __mutex_lock+0x85e/0x1700
[  333.978138]  ? __switch_to_asm+0x34/0x70
[  333.982197]  ? __switch_to_asm+0x40/0x70
[  333.986254]  ? __switch_to_asm+0x34/0x70
[  333.990312]  ? pipe_wait+0x266/0x2c0
[  333.994025]  ? __switch_to_asm+0x34/0x70
[  333.998089]  ? __switch_to_asm+0x34/0x70
[  334.002151]  ? mutex_trylock+0x2b0/0x2b0
[  334.006212]  ? __schedule+0x874/0x1ed0
[  334.010105]  ? __sched_text_start+0x8/0x8
[  334.014255]  ? lock_downgrade+0x900/0x900
[  334.018437]  ? memset+0x31/0x40
[  334.021731]  ? __dequeue_signal+0xf9/0x7d0
[  334.026439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.031977]  ? recalc_sigpending_tsk+0x140/0x180
[  334.036750]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  334.042290]  ? get_signal+0x95b/0x1980
[  334.046183]  ? lock_downgrade+0x900/0x900
[  334.050336]  do_group_exit+0x177/0x440
[  334.054236]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  334.059687]  ? __ia32_sys_exit+0x50/0x50
[  334.063769]  ? kasan_check_write+0x14/0x20
[  334.068006]  ? do_raw_spin_lock+0xc1/0x200
[  334.072252]  get_signal+0x8b0/0x1980
[  334.075975]  ? ptrace_notify+0x130/0x130
[  334.080046]  ? finish_wait+0x430/0x430
[  334.083947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.089488]  ? pipe_read+0x702/0x940
[  334.093206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.098747]  do_signal+0x9c/0x21e0
[  334.102290]  ? __vfs_read+0x11f/0x9b0
[  334.106094]  ? vfs_copy_file_range+0xb90/0xb90
[  334.110677]  ? setup_sigcontext+0x7d0/0x7d0
[  334.115023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.120584]  exit_to_usermode_loop+0x2e5/0x380
[  334.125171]  ? syscall_slow_exit_work+0x520/0x520
[  334.130030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.135573]  do_syscall_64+0x6be/0x820
[  334.139475]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  334.144842]  ? syscall_return_slowpath+0x5e0/0x5e0
[  334.149774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.154616]  ? trace_hardirqs_on_caller+0x310/0x310
[  334.159632]  ? prepare_exit_to_usermode+0x291/0x3b0
[  334.164657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.169503]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  334.174693] RIP: 0033:0x410fd0
[  334.177885] Code: Bad RIP value.
[  334.181257] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  334.188964] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  334.196232] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  334.203502] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  334.210779] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  334.218045] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  334.225333] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  334.225335] Mem-Info:
[  334.225367] active_anon:45632 inactive_anon:123 isolated_anon:0
[  334.225367]  active_file:17 inactive_file:16 isolated_file:0
[  334.225367]  unevictable:0 dirty:0 writeback:0 unstable:0
[  334.225367]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  334.225367]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  334.225367]  free:13774 free_pcp:156 free_cma:0
[  334.232113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  334.234580] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  334.267427] Call Trace:
[  334.276769] Node 0 
[  334.304265]  dump_stack+0x1c4/0x2b4
[  334.306850] 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
[  334.309058]  ? dump_stack_print_info.cold.2+0x52/0x52
[  334.312666] lowmem_reserve[]:
[  334.338176]  warn_alloc.cold.119+0xb7/0x1bd
[  334.343338]  0
[  334.346442]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  334.346459]  ? lock_downgrade+0x900/0x900
[  334.350778]  2819
[  334.352613]  ? trace_hardirqs_off+0xb8/0x310
[  334.357435]  6323
[  334.361579]  ? trace_hardirqs_off+0xb8/0x310
[  334.363617]  6323
[  334.368025]  __alloc_pages_slowpath+0x2667/0x2d80
[  334.374481]  ? mark_held_locks+0x130/0x130
[  334.376519] Node 0 
[  334.381358]  ? warn_alloc+0x120/0x120
[  334.385595] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  334.387804]  ? rb_next+0x140/0x140
[  334.391583] lowmem_reserve[]:
[  334.418123]  ? warn_alloc+0x120/0x120
[  334.421638]  0
[  334.424738]  ? cpuacct_charge+0x265/0x440
[  334.428518]  0
[  334.430316]  ? warn_alloc+0x120/0x120
[  334.434444]  3503
[  334.436245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.440024]  3503
[  334.442085]  ? should_fail+0x22d/0xd01
[  334.449658]  ? lock_downgrade+0x900/0x900
[  334.453522] Node 0 
[  334.457663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.457695] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:84kB free_cma:0kB
[  334.457702] lowmem_reserve[]:
[  334.459938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.465018]  0
[  334.493210]  ? should_fail+0x22d/0xd01
[  334.496291]  0
[  334.501843]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  334.503618]  0
[  334.507511]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.509287]  0
[  334.515079]  ? should_fail+0x22d/0xd01
[  334.521995]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.523777] Node 0 
[  334.527659]  ? mark_held_locks+0x130/0x130
[  334.533219] DMA: 
[  334.535455]  ? mark_held_locks+0x130/0x130
[  334.539669] 1*4kB 
[  334.541731]  ? __account_cfs_rq_runtime+0x790/0x790
[  334.545944] (U) 
[  334.548095]  ? select_task_rq_fair+0x754/0x3500
[  334.553092] 0*8kB 
[  334.555062]  ? lock_downgrade+0x900/0x900
[  334.559707] 0*16kB 
[  334.561865]  ? cpumask_next_and+0x49/0x50
[  334.566010] 1*32kB 
[  334.568247]  ? __cpu_to_node+0x7d/0xa0
[  334.572372] (U) 
[  334.574606]  ? account_entity_enqueue+0x3a3/0x660
[  334.578482] 2*64kB 
[  334.580463]  ? __enqueue_entity+0x10d/0x1f0
[  334.585283] (U) 
[  334.587519]  ? check_preemption_disabled+0x48/0x200
[  334.591815] 1*128kB 
[  334.593814]  __alloc_pages_nodemask+0xa80/0xde0
[  334.598802] (U) 
[  334.601127]  ? should_fail+0x22d/0xd01
[  334.605771] 1*256kB 
[  334.607744]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  334.611607] (U) 
[  334.613952]  ? ____cache_alloc_node+0x1c7/0x1e0
[  334.618927] 0*512kB 1*1024kB 
[  334.620927]  ? lock_downgrade+0x900/0x900
[  334.625569] (U) 
[  334.628672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.632794] 1*2048kB 
[  334.634767]  cache_grow_begin+0x91/0x8c0
[  334.640281] (M) 
[  334.642689]  ? do_raw_spin_unlock+0xa7/0x2f0
[  334.646723] 3*4096kB 
[  334.648720]  fallback_alloc+0x203/0x2e0
[  334.653103] (M) 
[  334.655514]  ____cache_alloc_node+0x1c7/0x1e0
[  334.659464] = 15908kB
[  334.661443]  kmem_cache_alloc_node+0xe3/0x730
[  334.665920] Node 0 
[  334.668332]  ? ipv6_get_ifaddr+0x42e/0x620
[  334.672801] DMA32: 
[  334.675037]  __alloc_skb+0x119/0x770
[  334.679250] 5*4kB 
[  334.681482]  ? skb_scrub_packet+0x490/0x490
[  334.685447] (UM) 
[  334.687684]  ? lock_downgrade+0x900/0x900
[  334.691986] 1*8kB 
[  334.694046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.698178] (U) 
[  334.700329]  ? refcount_sub_and_test_checked+0x203/0x310
[  334.705841] 2*16kB 
[  334.707827]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  334.713262] (M) 
[  334.715500]  ? addrconf_rs_timer+0x690/0x690
[  334.720934] 3*32kB 
[  334.722928]  ndisc_alloc_skb+0x144/0x340
[  334.727305] (UM) 
[  334.729557]  ndisc_send_rs+0x331/0x6e0
[  334.733588] 5*64kB (UM) 
[  334.735659]  addrconf_rs_timer+0x314/0x690
[  334.739529] 3*128kB 
[  334.742199]  ? lock_release+0x970/0x970
[  334.746409] (M) 
[  334.748729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.752696] 3*256kB 
[  334.754689]  call_timer_fn+0x272/0x920
[  334.758915] (M) 
[  334.761245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.765110] 4*512kB 
[  334.767082]  ? process_timeout+0x40/0x40
[  334.771294] (UM) 
[  334.773621]  ? kasan_check_read+0x11/0x20
[  334.777653] 3*1024kB (UM) 
[  334.779724]  ? do_raw_spin_unlock+0xa7/0x2f0
[  334.783850] 3*2048kB 
[  334.786707]  ? trace_hardirqs_on+0x310/0x310
[  334.791092] (M) 
[  334.793501]  ? __run_timers+0x7da/0xc70
[  334.797886] 3*4096kB 
[  334.799874]  ? lock_downgrade+0x900/0x900
[  334.803822] (M) 
[  334.806256]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  334.810380] = 25180kB
[  334.812352]  ? trace_hardirqs_on+0xbd/0x310
[  334.817439] Node 0 
[  334.819844]  ? kasan_check_read+0x11/0x20
[  334.824144] Normal: 
[  334.826378]  ? __run_timers+0x7da/0xc70
[  334.830504] 694*4kB 
[  334.832838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  334.836788] (UMEH) 
[  334.839109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.845059] 370*8kB 
[  334.847294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.852809] (UMEH) 
[  334.855131]  __run_timers+0x7e5/0xc70
[  334.859340] 193*16kB 
[  334.861581]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  334.865351] (UMEH) 
[  334.867759]  ? lock_downgrade+0x900/0x900
[  334.873099] 79*32kB 
[  334.875331]  ? finish_task_switch+0x1b5/0x900
[  334.879451] (UMEH) 
[  334.881771]  ? trace_hardirqs_on+0xbd/0x310
[  334.886257] 32*64kB (UM) 
[  334.888505]  ? kasan_check_read+0x11/0x20
[  334.892809] 5*128kB 
[  334.895565]  ? finish_task_switch+0x1f5/0x900
[  334.899686] (UM) 
[  334.902007]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  334.906475] 0*256kB 0*512kB 
[  334.908557]  ? compat_start_thread+0x80/0x80
[  334.913993] 0*1024kB 
[  334.917014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.921397] 0*2048kB 
[  334.923808]  ? pvclock_read_flags+0x160/0x160
[  334.929318] 0*4096kB 
[  334.931726]  ? __switch_to_asm+0x34/0x70
[  334.936197] = 14040kB
[  334.936213] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  334.938613]  ? __switch_to_asm+0x34/0x70
[  334.942657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  334.945059]  ? __switch_to_asm+0x40/0x70
[  334.953882] 163 total pagecache pages
[  334.957953]  ? __switch_to_asm+0x40/0x70
[  334.966505] 0 pages in swap cache
[  334.970562]  ? __switch_to_asm+0x34/0x70
[  334.974342] Swap cache stats: add 0, delete 0, find 0/0
[  334.978394]  ? __switch_to_asm+0x40/0x70
[  334.981840] Free swap  = 0kB
[  334.985905]  ? trace_hardirqs_on+0xbd/0x310
[  334.991241] Total swap = 0kB
[  334.995297]  ? kvm_sched_clock_read+0x9/0x20
[  334.998295] 1965979 pages RAM
[  335.002615]  ? run_ksoftirqd+0x94/0x100
[  335.005612] 0 pages HighMem/MovableOnly
[  335.010020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.013107] 342307 pages reserved
[  335.017081]  ? check_preemption_disabled+0x48/0x200
[  335.021029] 0 pages cma reserved
[  335.026566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.030070] aoe: skb alloc failure
[  335.035035]  run_timer_softirq+0x52/0xb0
[  335.035049]  ? __this_cpu_preempt_check+0x1c/0x1f
[  335.035068]  __do_softirq+0x30b/0xad8
[  335.038448] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  335.043956]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  335.047471] syz-executor2 cpuset=
[  335.051529]  ? trace_hardirqs_off+0xb8/0x310
[  335.056345] syz2
[  335.060144]  ? schedule+0x108/0x460
[  335.070648]  mems_allowed=0
[  335.075750]  ? run_ksoftirqd+0x99/0x100
[  335.096047]  ? trace_hardirqs_off+0xb8/0x310
[  335.100455]  ? smpboot_thread_fn+0x68b/0xa00
[  335.104862]  ? trace_hardirqs_on+0x310/0x310
[  335.109277]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.114819]  ? check_preemption_disabled+0x48/0x200
[  335.119841]  ? takeover_tasklets+0xa90/0xa90
[  335.124254]  run_ksoftirqd+0x94/0x100
[  335.128061]  smpboot_thread_fn+0x68b/0xa00
[  335.132296]  ? sort_range+0x30/0x30
[  335.135962]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.141090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.146630]  ? __kthread_parkme+0xfb/0x1a0
[  335.150867]  kthread+0x35a/0x420
[  335.154245]  ? sort_range+0x30/0x30
[  335.157871]  ? kthread_bind+0x40/0x40
[  335.161680]  ret_from_fork+0x3a/0x50
[  335.165397] Mem-Info:
[  335.165409] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  335.165428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  335.167836] active_anon:45632 inactive_anon:123 isolated_anon:0
[  335.167836]  active_file:17 inactive_file:16 isolated_file:0
[  335.167836]  unevictable:0 dirty:0 writeback:0 unstable:0
[  335.167836]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  335.167836]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  335.167836]  free:13774 free_pcp:156 free_cma:0
[  335.174994] Call Trace:
[  335.184390] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  335.217236]  <IRQ>
[  335.219811] Node 0 
[  335.247317]  dump_stack+0x1c4/0x2b4
[  335.249475] 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
[  335.251697]  ? dump_stack_print_info.cold.2+0x52/0x52
[  335.255303] lowmem_reserve[]:
[  335.280804]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  335.285976]  0
[  335.289087]  warn_alloc.cold.119+0xb7/0x1bd
[  335.293992]  2819
[  335.295787]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  335.300083]  6323
[  335.302155]  ? lock_downgrade+0x900/0x900
[  335.306977]  6323
[  335.309036]  ? trace_hardirqs_off+0xb8/0x310
[  335.315225]  ? trace_hardirqs_off+0xb8/0x310
[  335.319610] Node 0 DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  335.324041]  __alloc_pages_slowpath+0x2667/0x2d80
[  335.324071]  ? warn_alloc+0x120/0x120
[  335.351185] lowmem_reserve[]: 0
[  335.356035]  ? enqueue_hrtimer+0x1a5/0x560
[  335.359812]  0
[  335.363092]  ? warn_alloc+0x120/0x120
[  335.367307]  3503
[  335.369109]  ? warn_alloc+0x120/0x120
[  335.372886]  3503
[  335.374954]  ? kasan_check_write+0x14/0x20
[  335.380796]  ? mark_held_locks+0x130/0x130
[  335.385012] Node 0 
[  335.389239]  ? mark_held_locks+0x130/0x130
[  335.389270] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  335.389278] lowmem_reserve[]:
[  335.391515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.395724]  0
[  335.424196]  ? should_fail+0x22d/0xd01
[  335.427282]  0
[  335.432817]  ? put_dec_trunc8+0x273/0x300
[  335.434597]  0
[  335.438501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.440286]  0
[  335.444437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.451324]  ? should_fail+0x22d/0xd01
[  335.453110] Node 0 
[  335.458647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.462509] DMA: 
[  335.464746]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.470259] 1*4kB 
[  335.472334]  ? should_fail+0x22d/0xd01
[  335.477414] (U) 
[  335.479565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.483433] 0*8kB 
[  335.485408]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  335.490500] 0*16kB 
[  335.492653]  ? format_decode+0x1b2/0xaf0
[  335.498177] 1*32kB 
[  335.500404]  ? mark_held_locks+0x130/0x130
[  335.504440] (U) 
[  335.506666]  ? mark_held_locks+0x130/0x130
[  335.510874] 2*64kB 
[  335.512860]  ? lock_downgrade+0x900/0x900
[  335.517079] (U) 
[  335.519320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.523437] 1*128kB (U) 
[  335.525414]  ? trace_hardirqs_off+0xb8/0x310
[  335.530928] 1*256kB 
[  335.533588]  ? kasan_check_read+0x11/0x20
[  335.537971] (U) 
[  335.540286]  ? do_raw_spin_unlock+0xa7/0x2f0
[  335.544404] 0*512kB 
[  335.546391]  ? trace_hardirqs_on+0x310/0x310
[  335.550771] 1*1024kB 
[  335.553097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.557475] (U) 
[  335.559915]  ? wq_watchdog_touch+0x9c/0xfe
[  335.565445] 1*2048kB 
[  335.567418]  ? io_serial_in+0x11/0x90
[  335.571623] (M) 
[  335.574028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.577803] 3*4096kB 
[  335.579786]  __alloc_pages_nodemask+0xa80/0xde0
[  335.585289] (M) 
[  335.587718]  ? should_fail+0x22d/0xd01
[  335.592362] = 15908kB
[  335.594332]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  335.598197] Node 0 
[  335.600618]  ? kasan_check_write+0x14/0x20
[  335.605608] DMA32: 
[  335.607853]  ? ____cache_alloc_node+0x1c7/0x1e0
[  335.612059] 5*4kB 
[  335.614287]  ? lock_downgrade+0x900/0x900
[  335.618984] (UM) 
[  335.621144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.625263] 1*8kB 
[  335.627315]  cache_grow_begin+0x91/0x8c0
[  335.632835] (U) 
[  335.634998]  ? do_raw_spin_unlock+0xa7/0x2f0
[  335.639038] 2*16kB 
[  335.641002]  fallback_alloc+0x203/0x2e0
[  335.645382] (M) 
[  335.647607]  ____cache_alloc_node+0x1c7/0x1e0
[  335.651581] 3*32kB 
[  335.653562]  kmem_cache_alloc_node+0xe3/0x730
[  335.658031] (UM) 
[  335.660260]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.664727] 5*64kB 
[  335.666778]  __alloc_skb+0x119/0x770
[  335.671855] (UM) 
[  335.674083]  ? calc_wheel_index+0x220/0x220
[  335.677776] 3*128kB 
[  335.679836]  ? skb_scrub_packet+0x490/0x490
[  335.684140] (M) 
[  335.686456]  ? vprintk_default+0x28/0x30
[  335.690766] 3*256kB 
[  335.692731]  ? vprintk_func+0x85/0x181
[  335.696765] (M) 
[  335.699078]  ? printk+0xa7/0xcf
[  335.702949] 4*512kB 
[  335.704932]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  335.704949]  ? cpu_load_update+0x360/0x360
[  335.708201] (UM) 
[  335.710516]  new_skb+0x26/0x1c0
[  335.715243] 3*1024kB 
[  335.719466]  aoecmd_cfg+0x279/0x7f0
[  335.721504] (UM) 
[  335.724775]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  335.727164] 3*2048kB 
[  335.730786]  ? lock_acquire+0x1ed/0x520
[  335.732826] (M) 
[  335.737141]  ? call_timer_fn+0x1db/0x920
[  335.739517] 3*4096kB (M) 
[  335.743491]  ? nohz_balance_exit_idle+0x65/0x3f0
[  335.745441] = 25180kB
[  335.749489]  ? update_curr+0x4cf/0xbe0
[  335.752240] Node 0 
[  335.756999]  discover_timer+0x50/0x60
[  335.759398] Normal: 
[  335.763279]  call_timer_fn+0x272/0x920
[  335.765494] 694*4kB 
[  335.769284]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  335.771585] (UMEH) 
[  335.775467]  ? process_timeout+0x40/0x40
[  335.777778] 370*8kB 
[  335.782612]  ? trace_hardirqs_off+0xb8/0x310
[  335.784827] (UMEH) 
[  335.788877]  ? kasan_check_read+0x11/0x20
[  335.791215] 193*16kB 
[  335.795618]  ? do_raw_spin_unlock+0xa7/0x2f0
[  335.797828] (UMEH) 
[  335.801993]  ? trace_hardirqs_on+0x310/0x310
[  335.804379] 79*32kB 
[  335.808777]  ? __run_timers+0x7da/0xc70
[  335.810991] (UMEH) 
[  335.815391]  ? lock_downgrade+0x900/0x900
[  335.817697] 32*64kB 
[  335.821661]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.823885] (UM) 
[  335.828035]  ? trace_hardirqs_on+0xbd/0x310
[  335.830338] 5*128kB 
[  335.835435]  ? kasan_check_read+0x11/0x20
[  335.837478] (UM) 
[  335.841793]  ? __run_timers+0x7da/0xc70
[  335.844087] 0*256kB 0*512kB 
[  335.848238]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.850289] 0*1024kB 
[  335.854269]  ? kasan_check_write+0x14/0x20
[  335.857269] 0*2048kB 
[  335.862712]  ? do_raw_spin_lock+0xc1/0x200
[  335.865100] 0*4096kB 
[  335.869327]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  335.871715] = 14040kB
[  335.875946]  __run_timers+0x7e5/0xc70
[  335.878340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  335.883172]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  335.885557] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  335.889346]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  335.898159] 163 total pagecache pages
[  335.903516]  ? timerqueue_add+0x207/0x2b0
[  335.912068] 0 pages in swap cache
[  335.917076]  ? enqueue_hrtimer+0x1a5/0x560
[  335.920883] Swap cache stats: add 0, delete 0, find 0/0
[  335.925027]  ? lock_release+0x970/0x970
[  335.928457] Free swap  = 0kB
[  335.932696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  335.938054] Total swap = 0kB
[  335.942034]  ? kasan_check_write+0x14/0x20
[  335.945047] 1965979 pages RAM
[  335.950268]  ? pvclock_read_flags+0x160/0x160
[  335.953266] 0 pages HighMem/MovableOnly
[  335.957493]  ? lock_downgrade+0x900/0x900
[  335.960572] 342307 pages reserved
[  335.965062]  ? trace_hardirqs_on+0xbd/0x310
[  335.969011] 0 pages cma reserved
[  335.973151]  ? kvm_sched_clock_read+0x9/0x20
[  335.976644] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  335.980910]  ? irq_exit+0x17f/0x1c0
[  335.984323] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  335.988679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.995171] ksoftirqd/0 cpuset=
[  335.998798]  ? check_preemption_disabled+0x48/0x200
[  336.009079] /
[  336.014623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.017890]  mems_allowed=0
[  336.022911]  run_timer_softirq+0x52/0xb0
[  336.037095]  ? __this_cpu_preempt_check+0x1c/0x1f
[  336.041952]  __do_softirq+0x30b/0xad8
[  336.045774]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  336.050877]  ? pvclock_read_flags+0x160/0x160
[  336.055384]  ? lapic_next_event+0x5a/0x90
[  336.059530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.065067]  ? clockevents_program_event+0x140/0x370
[  336.070174]  ? kvm_clock_read+0x18/0x30
[  336.074146]  ? kvm_sched_clock_read+0x9/0x20
[  336.078566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.084104]  ? check_preemption_disabled+0x48/0x200
[  336.089143]  irq_exit+0x17f/0x1c0
[  336.092599]  smp_apic_timer_interrupt+0x1cb/0x760
[  336.097442]  ? smp_reschedule_interrupt+0x109/0x650
[  336.102461]  ? smp_call_function_single_interrupt+0x650/0x650
[  336.108356]  ? interrupt_entry+0xb5/0xf0
[  336.112426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  336.117442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  336.122457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.127296]  ? trace_hardirqs_on_caller+0x310/0x310
[  336.132313]  ? trace_hardirqs_on_caller+0x310/0x310
[  336.137330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.142868]  ? check_preemption_disabled+0x48/0x200
[  336.147901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.152747]  apic_timer_interrupt+0xf/0x20
[  336.156987]  </IRQ>
[  336.159250] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  336.165318] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  336.184213] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  336.191922] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  336.199197] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  336.206457] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  336.213728] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  336.220989] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  336.228263]  ? unmap_page_range+0xf56/0x2030
[  336.232689]  ? unmap_page_range+0x15ec/0x2030
[  336.237194]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  336.241691]  ? mark_held_locks+0x130/0x130
[  336.245936]  ? mark_held_locks+0x130/0x130
[  336.250174]  ? mark_held_locks+0x130/0x130
[  336.254408]  ? mark_held_locks+0x130/0x130
[  336.258646]  ? lock_downgrade+0x900/0x900
[  336.262795]  ? lock_downgrade+0x900/0x900
[  336.266954]  ? mark_held_locks+0x130/0x130
[  336.271189]  ? mark_held_locks+0x130/0x130
[  336.275433]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  336.280451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.286007]  ? uprobe_munmap+0x14c/0x450
[  336.290070]  ? uprobe_mmap+0xd50/0xd50
[  336.293961]  ? is_bpf_text_address+0xac/0x170
[  336.298461]  unmap_single_vma+0x19b/0x310
[  336.302611]  unmap_vmas+0x125/0x200
[  336.306238]  exit_mmap+0x2be/0x590
[  336.309777]  ? __ia32_sys_munmap+0x80/0x80
[  336.314027]  ? __might_sleep+0x95/0x190
[  336.318027]  mmput+0x247/0x610
[  336.321220]  ? lock_downgrade+0x900/0x900
[  336.325367]  ? set_mm_exe_file+0x200/0x200
[  336.329600]  ? kasan_check_read+0x11/0x20
[  336.333745]  ? do_raw_spin_unlock+0xa7/0x2f0
[  336.338156]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  336.342734]  ? kasan_check_write+0x14/0x20
[  336.346968]  ? do_raw_spin_lock+0xc1/0x200
[  336.351204]  do_exit+0xe6f/0x2610
[  336.354658]  ? mm_update_next_owner+0x990/0x990
[  336.359327]  ? pick_next_task_fair+0x990/0x16d0
[  336.364005]  ? trace_hardirqs_off+0xb8/0x310
[  336.368414]  ? mark_held_locks+0x130/0x130
[  336.372657]  ? lock_acquire+0x1ed/0x520
[  336.376629]  ? pipe_wait+0x266/0x2c0
[  336.380345]  ? mark_held_locks+0x130/0x130
[  336.384593]  ? arch_local_save_flags+0x40/0x40
[  336.389170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.394719]  ? __mutex_lock+0x85e/0x1700
[  336.398775]  ? __switch_to_asm+0x34/0x70
[  336.402833]  ? __switch_to_asm+0x40/0x70
[  336.406887]  ? __switch_to_asm+0x34/0x70
[  336.410955]  ? pipe_wait+0x266/0x2c0
[  336.414665]  ? __switch_to_asm+0x34/0x70
[  336.418724]  ? __switch_to_asm+0x34/0x70
[  336.422784]  ? mutex_trylock+0x2b0/0x2b0
[  336.426845]  ? __schedule+0x874/0x1ed0
[  336.430752]  ? __sched_text_start+0x8/0x8
[  336.434910]  ? lock_downgrade+0x900/0x900
[  336.439059]  ? memset+0x31/0x40
[  336.442345]  ? __dequeue_signal+0xf9/0x7d0
[  336.446580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.452114]  ? recalc_sigpending_tsk+0x140/0x180
[  336.456869]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  336.462413]  ? get_signal+0x95b/0x1980
[  336.466304]  ? lock_downgrade+0x900/0x900
[  336.470457]  do_group_exit+0x177/0x440
[  336.474343]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  336.479794]  ? __ia32_sys_exit+0x50/0x50
[  336.483851]  ? kasan_check_write+0x14/0x20
[  336.488081]  ? do_raw_spin_lock+0xc1/0x200
[  336.492315]  get_signal+0x8b0/0x1980
[  336.496037]  ? ptrace_notify+0x130/0x130
[  336.500098]  ? finish_wait+0x430/0x430
[  336.503987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.509524]  ? pipe_read+0x702/0x940
[  336.513255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.518791]  do_signal+0x9c/0x21e0
[  336.522329]  ? __vfs_read+0x11f/0x9b0
[  336.526134]  ? vfs_copy_file_range+0xb90/0xb90
[  336.530713]  ? setup_sigcontext+0x7d0/0x7d0
[  336.535240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.540795]  exit_to_usermode_loop+0x2e5/0x380
[  336.545379]  ? syscall_slow_exit_work+0x520/0x520
[  336.550221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.555789]  do_syscall_64+0x6be/0x820
[  336.559711]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  336.565089]  ? syscall_return_slowpath+0x5e0/0x5e0
[  336.570015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.574855]  ? trace_hardirqs_on_caller+0x310/0x310
[  336.579876]  ? prepare_exit_to_usermode+0x291/0x3b0
[  336.584906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.589764]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  336.594951] RIP: 0033:0x410fd0
[  336.598159] Code: Bad RIP value.
[  336.601516] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  336.609220] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  336.616487] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  336.623751] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  336.631009] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  336.638293] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  336.645570] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  336.645618] aoe: skb alloc failure
[  336.652316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  336.652319] Call Trace:
[  336.652336]  dump_stack+0x1c4/0x2b4
[  336.652351]  ? dump_stack_print_info.cold.2+0x52/0x52
[  336.655885] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  336.665244]  warn_alloc.cold.119+0xb7/0x1bd
[  336.667799] syz-executor2 cpuset=
[  336.671412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  336.676581] syz2
[  336.687066]  ? lock_downgrade+0x900/0x900
[  336.691375]  mems_allowed=0
[  336.694814]  ? trace_hardirqs_off+0xb8/0x310
[  336.713028]  ? trace_hardirqs_off+0xb8/0x310
[  336.717451]  __alloc_pages_slowpath+0x2667/0x2d80
[  336.722303]  ? mark_held_locks+0x130/0x130
[  336.726555]  ? warn_alloc+0x120/0x120
[  336.730378]  ? rb_next+0x140/0x140
[  336.733927]  ? warn_alloc+0x120/0x120
[  336.737724]  ? cpuacct_charge+0x265/0x440
[  336.741869]  ? warn_alloc+0x120/0x120
[  336.745678]  ? mark_held_locks+0x130/0x130
[  336.749926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.755470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.761034]  ? should_fail+0x22d/0xd01
[  336.764945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.770052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.775590]  ? should_fail+0x22d/0xd01
[  336.779491]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.784600]  ? should_fail+0x22d/0xd01
[  336.788493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.793595]  ? mark_held_locks+0x130/0x130
[  336.797830]  ? mark_held_locks+0x130/0x130
[  336.802061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.807595]  ? trace_hardirqs_off+0xb8/0x310
[  336.811998]  ? kasan_check_read+0x11/0x20
[  336.816165]  ? do_raw_spin_unlock+0xa7/0x2f0
[  336.820589]  ? trace_hardirqs_on+0x310/0x310
[  336.825001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.830551]  ? wq_watchdog_touch+0x9c/0xfe
[  336.834793]  ? io_serial_in+0x11/0x90
[  336.838590]  ? retint_kernel+0x2d/0x2d
[  336.842483]  ? trace_hardirqs_on_caller+0xc0/0x310
[  336.847420]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  336.852174]  ? trace_hardirqs_off+0x310/0x310
[  336.856678]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  336.861785]  __alloc_pages_nodemask+0xa80/0xde0
[  336.866452]  ? should_fail+0x22d/0xd01
[  336.870356]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  336.875412]  ? ____cache_alloc_node+0x1c7/0x1e0
[  336.880081]  ? lock_downgrade+0x900/0x900
[  336.884232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.889770]  cache_grow_begin+0x91/0x8c0
[  336.893828]  ? do_raw_spin_unlock+0xa7/0x2f0
[  336.898242]  fallback_alloc+0x203/0x2e0
[  336.902219]  ____cache_alloc_node+0x1c7/0x1e0
[  336.906718]  kmem_cache_alloc_node+0xe3/0x730
[  336.911214]  ? ipv6_get_ifaddr+0x42e/0x620
[  336.915453]  __alloc_skb+0x119/0x770
[  336.919165]  ? skb_scrub_packet+0x490/0x490
[  336.923486]  ? lock_downgrade+0x900/0x900
[  336.927645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.933179]  ? refcount_sub_and_test_checked+0x203/0x310
[  336.938685]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  336.944138]  ? addrconf_rs_timer+0x690/0x690
[  336.948563]  ndisc_alloc_skb+0x144/0x340
[  336.952639]  ndisc_send_rs+0x331/0x6e0
[  336.956529]  addrconf_rs_timer+0x314/0x690
[  336.960761]  ? lock_release+0x970/0x970
[  336.964744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.968995]  call_timer_fn+0x272/0x920
[  336.972885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.977135]  ? process_timeout+0x40/0x40
[  336.981200]  ? kasan_check_read+0x11/0x20
[  336.985344]  ? do_raw_spin_unlock+0xa7/0x2f0
[  336.989752]  ? trace_hardirqs_on+0x310/0x310
[  336.994181]  ? __run_timers+0x7da/0xc70
[  336.998154]  ? lock_downgrade+0x900/0x900
[  337.002300]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.007401]  ? trace_hardirqs_on+0xbd/0x310
[  337.011718]  ? kasan_check_read+0x11/0x20
[  337.015876]  ? __run_timers+0x7da/0xc70
[  337.019869]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  337.025322]  ? kasan_check_write+0x14/0x20
[  337.029552]  ? do_raw_spin_lock+0xc1/0x200
[  337.033789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.038021]  __run_timers+0x7e5/0xc70
[  337.041826]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  337.047190]  ? lock_downgrade+0x900/0x900
[  337.051337]  ? finish_task_switch+0x1b5/0x900
[  337.055849]  ? trace_hardirqs_on+0xbd/0x310
[  337.060182]  ? kasan_check_read+0x11/0x20
[  337.064325]  ? finish_task_switch+0x1f5/0x900
[  337.068827]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  337.074277]  ? compat_start_thread+0x80/0x80
[  337.078696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.084244]  ? pvclock_read_flags+0x160/0x160
[  337.088739]  ? __switch_to_asm+0x34/0x70
[  337.092797]  ? __switch_to_asm+0x34/0x70
[  337.096853]  ? __switch_to_asm+0x40/0x70
[  337.100914]  ? __switch_to_asm+0x40/0x70
[  337.104997]  ? __switch_to_asm+0x34/0x70
[  337.109055]  ? __switch_to_asm+0x40/0x70
[  337.113118]  ? trace_hardirqs_on+0xbd/0x310
[  337.117439]  ? kvm_sched_clock_read+0x9/0x20
[  337.121850]  ? run_ksoftirqd+0x94/0x100
[  337.125822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.131360]  ? check_preemption_disabled+0x48/0x200
[  337.136373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.141918]  run_timer_softirq+0x52/0xb0
[  337.145986]  ? __this_cpu_preempt_check+0x1c/0x1f
[  337.150827]  __do_softirq+0x30b/0xad8
[  337.154631]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  337.159739]  ? trace_hardirqs_off+0xb8/0x310
[  337.164151]  ? schedule+0x108/0x460
[  337.167802]  ? run_ksoftirqd+0x99/0x100
[  337.171827]  ? trace_hardirqs_off+0xb8/0x310
[  337.176244]  ? smpboot_thread_fn+0x68b/0xa00
[  337.180650]  ? trace_hardirqs_on+0x310/0x310
[  337.185058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.190621]  ? check_preemption_disabled+0x48/0x200
[  337.195639]  ? takeover_tasklets+0xa90/0xa90
[  337.200054]  run_ksoftirqd+0x94/0x100
[  337.203852]  smpboot_thread_fn+0x68b/0xa00
[  337.208089]  ? sort_range+0x30/0x30
[  337.211717]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.216817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.222353]  ? __kthread_parkme+0xfb/0x1a0
[  337.226590]  kthread+0x35a/0x420
[  337.229957]  ? sort_range+0x30/0x30
[  337.233580]  ? kthread_bind+0x40/0x40
[  337.237384]  ret_from_fork+0x3a/0x50
[  337.241117] warn_alloc_show_mem: 1 callbacks suppressed
[  337.241129] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  337.241131] Mem-Info:
[  337.241173] active_anon:45632 inactive_anon:123 isolated_anon:0
[  337.241173]  active_file:17 inactive_file:16 isolated_file:0
[  337.241173]  unevictable:0 dirty:0 writeback:0 unstable:0
[  337.241173]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  337.241173]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  337.241173]  free:13774 free_pcp:156 free_cma:0
[  337.246501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  337.253693] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  337.256091] Call Trace:
[  337.288966] Node 0 
[  337.298314]  <IRQ>
[  337.325819] 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
[  337.328409]  dump_stack+0x1c4/0x2b4
[  337.330620] lowmem_reserve[]:
[  337.332792]  ? dump_stack_print_info.cold.2+0x52/0x52
[  337.358378]  0
[  337.362005]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  337.365087]  2819
[  337.370284]  warn_alloc.cold.119+0xb7/0x1bd
[  337.372071]  6323
[  337.377002]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  337.379037]  6323
[  337.383352]  ? lock_downgrade+0x900/0x900
[  337.390265]  ? trace_hardirqs_off+0xb8/0x310
[  337.392306] Node 0 
[  337.396452]  ? trace_hardirqs_off+0xb8/0x310
[  337.400888] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  337.403112]  __alloc_pages_slowpath+0x2667/0x2d80
[  337.407496] lowmem_reserve[]:
[  337.434284]  ? warn_alloc+0x120/0x120
[  337.439095]  0
[  337.442200]  ? enqueue_hrtimer+0x1a5/0x560
[  337.445978]  0
[  337.447779]  ? warn_alloc+0x120/0x120
[  337.451997]  3503
[  337.453818]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  337.457591]  3503
[  337.459652]  ? warn_alloc+0x120/0x120
[  337.467504]  ? kasan_check_write+0x14/0x20
[  337.471286] Node 0 
[  337.475525]  ? mark_held_locks+0x130/0x130
[  337.475555] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  337.475562] lowmem_reserve[]:
[  337.477789]  ? mark_held_locks+0x130/0x130
[  337.482003]  0
[  337.510282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.513393]  0
[  337.517631]  ? should_fail+0x22d/0xd01
[  337.519409]  0
[  337.524948]  ? put_dec_trunc8+0x273/0x300
[  337.526724]  0
[  337.530608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.536532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.538314] Node 0 
[  337.543429]  ? should_fail+0x22d/0xd01
[  337.548943] DMA: 
[  337.551193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.555060] 1*4kB 
[  337.557119]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.562651] (U) 
[  337.564823]  ? should_fail+0x22d/0xd01
[  337.569928] 0*8kB 
[  337.571921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.575802] 0*16kB 
[  337.577947]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  337.583026] 1*32kB 
[  337.585255]  ? format_decode+0x1b2/0xaf0
[  337.590769] (U) 
[  337.593005]  ? mark_held_locks+0x130/0x130
[  337.597040] 2*64kB 
[  337.599011]  ? mark_held_locks+0x130/0x130
[  337.603223] (U) 
[  337.605469]  ? lock_downgrade+0x900/0x900
[  337.609681] 1*128kB 
[  337.611657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.615786] (U) 
[  337.618104]  ? trace_hardirqs_off+0xb8/0x310
[  337.623615] 1*256kB 
[  337.625581]  ? kasan_check_read+0x11/0x20
[  337.629971] (U) 
[  337.632290]  ? do_raw_spin_unlock+0xa7/0x2f0
[  337.636413] 0*512kB 
[  337.638388]  ? trace_hardirqs_on+0x310/0x310
[  337.642766] 1*1024kB (U) 
[  337.645093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.649474] 1*2048kB 
[  337.652225]  ? wq_watchdog_touch+0x9c/0xfe
[  337.657736] (M) 
[  337.660141]  ? io_serial_in+0x11/0x90
[  337.664350] 3*4096kB 
[  337.666319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.670111] (M) 
[  337.672519]  __alloc_pages_nodemask+0xa80/0xde0
[  337.678026] = 15908kB
[  337.679999]  ? should_fail+0x22d/0xd01
[  337.684641] Node 0 
[  337.687048]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  337.690934] DMA32: 
[  337.693176]  ? kasan_check_write+0x14/0x20
[  337.698166] 5*4kB 
[  337.700399]  ? ____cache_alloc_node+0x1c7/0x1e0
[  337.704603] (UM) 
[  337.706755]  ? lock_downgrade+0x900/0x900
[  337.711397] 1*8kB 
[  337.713457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.717578] (U) 
[  337.719736]  cache_grow_begin+0x91/0x8c0
[  337.725246] 2*16kB (M) 
[  337.727230]  ? do_raw_spin_unlock+0xa7/0x2f0
[  337.731280] 3*32kB (UM) 
[  337.733878]  fallback_alloc+0x203/0x2e0
[  337.738271] 5*64kB 
[  337.740961]  ____cache_alloc_node+0x1c7/0x1e0
[  337.744927] (UM) 
[  337.747157]  kmem_cache_alloc_node+0xe3/0x730
[  337.751630] 3*128kB 
[  337.753690]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.758157] (M) 
[  337.760515]  __alloc_skb+0x119/0x770
[  337.765564] 3*256kB 
[  337.767536]  ? calc_wheel_index+0x220/0x220
[  337.771223] (M) 
[  337.773541]  ? skb_scrub_packet+0x490/0x490
[  337.777842] 4*512kB 
[  337.779814]  ? vprintk_default+0x28/0x30
[  337.784108] (UM) 
[  337.786431]  ? vprintk_func+0x85/0x181
[  337.790478] 3*1024kB 
[  337.792529]  ? printk+0xa7/0xcf
[  337.796392] (UM) 
[  337.798805]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  337.802063] 3*2048kB 
[  337.804128]  ? cpu_load_update+0x360/0x360
[  337.808859] (M) 
[  337.811277]  new_skb+0x26/0x1c0
[  337.815485] 3*4096kB 
[  337.817453]  aoecmd_cfg+0x279/0x7f0
[  337.820709] (M) 
[  337.823121]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  337.826738] = 25180kB
[  337.828738]  ? lock_acquire+0x1ed/0x520
[  337.833037] Node 0 
[  337.835452]  ? call_timer_fn+0x1db/0x920
[  337.839411] Normal: 
[  337.841644]  ? nohz_balance_exit_idle+0x65/0x3f0
[  337.845681] 694*4kB 
[  337.847999]  ? update_curr+0x4cf/0xbe0
[  337.852749] (UMEH) 
[  337.855071]  discover_timer+0x50/0x60
[  337.858938] 370*8kB 
[  337.861197]  call_timer_fn+0x272/0x920
[  337.864984] (UMEH) 
[  337.867307]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  337.871188] 193*16kB 
[  337.873440]  ? process_timeout+0x40/0x40
[  337.878250] (UMEH) 
[  337.880671]  ? trace_hardirqs_off+0xb8/0x310
[  337.884722] 79*32kB 
[  337.886954]  ? kasan_check_read+0x11/0x20
[  337.891336] (UMEH) 
[  337.893656]  ? do_raw_spin_unlock+0xa7/0x2f0
[  337.897794] 32*64kB 
[  337.900028]  ? trace_hardirqs_on+0x310/0x310
[  337.904411] (UM) 
[  337.906739]  ? __run_timers+0x7da/0xc70
[  337.911124] 5*128kB 
[  337.913180]  ? lock_downgrade+0x900/0x900
[  337.917129] (UM) 
[  337.919455]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.923575] 0*256kB 
[  337.925643]  ? trace_hardirqs_on+0xbd/0x310
[  337.930729] 0*512kB 
[  337.933044]  ? kasan_check_read+0x11/0x20
[  337.937343] 0*1024kB 
[  337.939661]  ? __run_timers+0x7da/0xc70
[  337.943783] 0*2048kB 
[  337.946188]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  337.950137] 0*4096kB 
[  337.952539]  ? kasan_check_write+0x14/0x20
[  337.957973] = 14040kB
[  337.960416]  ? do_raw_spin_lock+0xc1/0x200
[  337.964646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  337.967046]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  337.971263] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  337.980096]  __run_timers+0x7e5/0xc70
[  337.984938] 163 total pagecache pages
[  337.993534]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  337.997318] 0 pages in swap cache
[  338.001111]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  338.006452] Swap cache stats: add 0, delete 0, find 0/0
[  338.009907]  ? timerqueue_add+0x207/0x2b0
[  338.014905] Free swap  = 0kB
[  338.014914] Total swap = 0kB
[  338.020270]  ? enqueue_hrtimer+0x1a5/0x560
[  338.024396] 1965979 pages RAM
[  338.027438]  ? lock_release+0x970/0x970
[  338.030429] 0 pages HighMem/MovableOnly
[  338.030438] 342307 pages reserved
[  338.034686]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  338.037766] 0 pages cma reserved
[  338.041737]  ? kasan_check_write+0x14/0x20
[  338.045741] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  338.049137]  ? pvclock_read_flags+0x160/0x160
[  338.054496] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  338.057690]  ? lock_downgrade+0x900/0x900
[  338.061913] ksoftirqd/0 cpuset=
[  338.068409]  ? trace_hardirqs_on+0xbd/0x310
[  338.072883] /
[  338.083220]  ? kvm_sched_clock_read+0x9/0x20
[  338.087349]  mems_allowed=0
[  338.090632]  ? irq_exit+0x17f/0x1c0
[  338.107548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.113088]  ? check_preemption_disabled+0x48/0x200
[  338.118119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.123658]  run_timer_softirq+0x52/0xb0
[  338.127739]  ? __this_cpu_preempt_check+0x1c/0x1f
[  338.132582]  __do_softirq+0x30b/0xad8
[  338.136404]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  338.141518]  ? pvclock_read_flags+0x160/0x160
[  338.146009]  ? lapic_next_event+0x5a/0x90
[  338.150155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.155688]  ? clockevents_program_event+0x140/0x370
[  338.160791]  ? kvm_clock_read+0x18/0x30
[  338.164774]  ? kvm_sched_clock_read+0x9/0x20
[  338.169180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.174727]  ? check_preemption_disabled+0x48/0x200
[  338.179748]  irq_exit+0x17f/0x1c0
[  338.183200]  smp_apic_timer_interrupt+0x1cb/0x760
[  338.188054]  ? smp_reschedule_interrupt+0x109/0x650
[  338.193073]  ? smp_call_function_single_interrupt+0x650/0x650
[  338.198955]  ? interrupt_entry+0xb5/0xf0
[  338.203024]  ? trace_hardirqs_off_caller+0xbb/0x310
[  338.208039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  338.213078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.217937]  ? trace_hardirqs_on_caller+0x310/0x310
[  338.222955]  ? trace_hardirqs_on_caller+0x310/0x310
[  338.227975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.233516]  ? check_preemption_disabled+0x48/0x200
[  338.238537]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.243392]  apic_timer_interrupt+0xf/0x20
[  338.247621]  </IRQ>
[  338.249864] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  338.255931] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  338.274830] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  338.282598] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  338.289862] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  338.297135] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  338.304409] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  338.311689] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  338.318983]  ? unmap_page_range+0xf56/0x2030
[  338.323400]  ? unmap_page_range+0x15ec/0x2030
[  338.327928]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  338.332457]  ? mark_held_locks+0x130/0x130
[  338.336695]  ? mark_held_locks+0x130/0x130
[  338.340933]  ? mark_held_locks+0x130/0x130
[  338.345168]  ? mark_held_locks+0x130/0x130
[  338.349409]  ? lock_downgrade+0x900/0x900
[  338.353561]  ? lock_downgrade+0x900/0x900
[  338.357711]  ? mark_held_locks+0x130/0x130
[  338.361950]  ? mark_held_locks+0x130/0x130
[  338.366182]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  338.371195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.376748]  ? uprobe_munmap+0x14c/0x450
[  338.380821]  ? uprobe_mmap+0xd50/0xd50
[  338.384710]  ? is_bpf_text_address+0xac/0x170
[  338.389270]  unmap_single_vma+0x19b/0x310
[  338.393457]  unmap_vmas+0x125/0x200
[  338.397084]  exit_mmap+0x2be/0x590
[  338.400623]  ? __ia32_sys_munmap+0x80/0x80
[  338.404876]  ? __might_sleep+0x95/0x190
[  338.408869]  mmput+0x247/0x610
[  338.412091]  ? lock_downgrade+0x900/0x900
[  338.416235]  ? set_mm_exe_file+0x200/0x200
[  338.420469]  ? kasan_check_read+0x11/0x20
[  338.424626]  ? do_raw_spin_unlock+0xa7/0x2f0
[  338.429034]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  338.433612]  ? kasan_check_write+0x14/0x20
[  338.437841]  ? do_raw_spin_lock+0xc1/0x200
[  338.442114]  do_exit+0xe6f/0x2610
[  338.445586]  ? mm_update_next_owner+0x990/0x990
[  338.450264]  ? pick_next_task_fair+0x990/0x16d0
[  338.454941]  ? trace_hardirqs_off+0xb8/0x310
[  338.459358]  ? mark_held_locks+0x130/0x130
[  338.463593]  ? lock_acquire+0x1ed/0x520
[  338.467564]  ? pipe_wait+0x266/0x2c0
[  338.471280]  ? mark_held_locks+0x130/0x130
[  338.475527]  ? arch_local_save_flags+0x40/0x40
[  338.480130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.485675]  ? __mutex_lock+0x85e/0x1700
[  338.489732]  ? __switch_to_asm+0x34/0x70
[  338.493786]  ? __switch_to_asm+0x40/0x70
[  338.497862]  ? __switch_to_asm+0x34/0x70
[  338.501923]  ? pipe_wait+0x266/0x2c0
[  338.505646]  ? __switch_to_asm+0x34/0x70
[  338.509702]  ? __switch_to_asm+0x34/0x70
[  338.513756]  ? mutex_trylock+0x2b0/0x2b0
[  338.517814]  ? __schedule+0x874/0x1ed0
[  338.521702]  ? __sched_text_start+0x8/0x8
[  338.525848]  ? lock_downgrade+0x900/0x900
[  338.529995]  ? memset+0x31/0x40
[  338.533793]  ? __dequeue_signal+0xf9/0x7d0
[  338.538031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.543561]  ? recalc_sigpending_tsk+0x140/0x180
[  338.548312]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  338.553844]  ? get_signal+0x95b/0x1980
[  338.557724]  ? lock_downgrade+0x900/0x900
[  338.561882]  do_group_exit+0x177/0x440
[  338.565777]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  338.571222]  ? __ia32_sys_exit+0x50/0x50
[  338.575282]  ? kasan_check_write+0x14/0x20
[  338.579526]  ? do_raw_spin_lock+0xc1/0x200
[  338.583764]  get_signal+0x8b0/0x1980
[  338.587481]  ? ptrace_notify+0x130/0x130
[  338.591541]  ? finish_wait+0x430/0x430
[  338.595451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.601000]  ? pipe_read+0x702/0x940
[  338.604711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.610250]  do_signal+0x9c/0x21e0
[  338.613792]  ? __vfs_read+0x11f/0x9b0
[  338.617593]  ? vfs_copy_file_range+0xb90/0xb90
[  338.622175]  ? setup_sigcontext+0x7d0/0x7d0
[  338.626525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.632065]  exit_to_usermode_loop+0x2e5/0x380
[  338.636652]  ? syscall_slow_exit_work+0x520/0x520
[  338.641512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.647049]  do_syscall_64+0x6be/0x820
[  338.650933]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  338.656318]  ? syscall_return_slowpath+0x5e0/0x5e0
[  338.661244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.666095]  ? trace_hardirqs_on_caller+0x310/0x310
[  338.671111]  ? prepare_exit_to_usermode+0x291/0x3b0
[  338.676130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.680983]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  338.686187] RIP: 0033:0x410fd0
[  338.689378] Code: Bad RIP value.
[  338.692734] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  338.700442] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  338.707704] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  338.714965] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  338.722228] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  338.729490] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  338.736769] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  338.736818] aoe: skb alloc failure
[  338.743527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  338.743531] Call Trace:
[  338.743550]  dump_stack+0x1c4/0x2b4
[  338.743568]  ? dump_stack_print_info.cold.2+0x52/0x52
[  338.747116] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  338.756445]  warn_alloc.cold.119+0xb7/0x1bd
[  338.759010] syz-executor2 cpuset=
[  338.762633]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  338.767801] syz2
[  338.778281]  ? lock_downgrade+0x900/0x900
[  338.782577]  mems_allowed=0
[  338.786032]  ? trace_hardirqs_off+0xb8/0x310
[  338.804265]  ? trace_hardirqs_off+0xb8/0x310
[  338.808686]  __alloc_pages_slowpath+0x2667/0x2d80
[  338.813540]  ? mark_held_locks+0x130/0x130
[  338.817777]  ? warn_alloc+0x120/0x120
[  338.821576]  ? rb_next+0x140/0x140
[  338.825115]  ? warn_alloc+0x120/0x120
[  338.828919]  ? cpuacct_charge+0x265/0x440
[  338.833075]  ? warn_alloc+0x120/0x120
[  338.836879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.842419]  ? should_fail+0x22d/0xd01
[  338.846305]  ? lock_downgrade+0x900/0x900
[  338.850450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.855547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.861093]  ? should_fail+0x22d/0xd01
[  338.864980]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  338.870777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.875883]  ? should_fail+0x22d/0xd01
[  338.879784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.884890]  ? mark_held_locks+0x130/0x130
[  338.889139]  ? mark_held_locks+0x130/0x130
[  338.893370]  ? __account_cfs_rq_runtime+0x790/0x790
[  338.898385]  ? select_task_rq_fair+0x754/0x3500
[  338.903093]  ? lock_downgrade+0x900/0x900
[  338.907276]  ? __cpu_to_node+0x7d/0xa0
[  338.911163]  ? account_entity_enqueue+0x3a3/0x660
[  338.916011]  ? __enqueue_entity+0x10d/0x1f0
[  338.920331]  ? check_preemption_disabled+0x48/0x200
[  338.925356]  __alloc_pages_nodemask+0xa80/0xde0
[  338.930026]  ? should_fail+0x22d/0xd01
[  338.933937]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  338.938965]  ? ____cache_alloc_node+0x1c7/0x1e0
[  338.943628]  ? lock_downgrade+0x900/0x900
[  338.947782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.953322]  cache_grow_begin+0x91/0x8c0
[  338.957386]  ? do_raw_spin_unlock+0xa7/0x2f0
[  338.961795]  fallback_alloc+0x203/0x2e0
[  338.965769]  ____cache_alloc_node+0x1c7/0x1e0
[  338.970267]  kmem_cache_alloc_node+0xe3/0x730
[  338.974764]  ? ipv6_get_ifaddr+0x42e/0x620
[  338.979025]  __alloc_skb+0x119/0x770
[  338.982739]  ? skb_scrub_packet+0x490/0x490
[  338.987059]  ? lock_downgrade+0x900/0x900
[  338.991241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.996815]  ? refcount_sub_and_test_checked+0x203/0x310
[  339.002264]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  339.007711]  ? addrconf_rs_timer+0x690/0x690
[  339.012120]  ndisc_alloc_skb+0x144/0x340
[  339.016221]  ndisc_send_rs+0x331/0x6e0
[  339.020108]  addrconf_rs_timer+0x314/0x690
[  339.024339]  ? lock_release+0x970/0x970
[  339.028310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.032550]  call_timer_fn+0x272/0x920
[  339.036434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.040697]  ? process_timeout+0x40/0x40
[  339.044778]  ? kasan_check_read+0x11/0x20
[  339.048946]  ? do_raw_spin_unlock+0xa7/0x2f0
[  339.053366]  ? trace_hardirqs_on+0x310/0x310
[  339.057779]  ? __run_timers+0x7da/0xc70
[  339.061751]  ? lock_downgrade+0x900/0x900
[  339.065912]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  339.071034]  ? trace_hardirqs_on+0xbd/0x310
[  339.075363]  ? kasan_check_read+0x11/0x20
[  339.079520]  ? __run_timers+0x7da/0xc70
[  339.083493]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  339.088947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.094489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.098722]  __run_timers+0x7e5/0xc70
[  339.102531]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  339.107904]  ? lock_downgrade+0x900/0x900
[  339.112061]  ? finish_task_switch+0x1b5/0x900
[  339.116554]  ? trace_hardirqs_on+0xbd/0x310
[  339.120869]  ? kasan_check_read+0x11/0x20
[  339.125033]  ? finish_task_switch+0x1f5/0x900
[  339.129526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  339.134977]  ? compat_start_thread+0x80/0x80
[  339.139407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.144972]  ? pvclock_read_flags+0x160/0x160
[  339.149463]  ? __switch_to_asm+0x34/0x70
[  339.153519]  ? __switch_to_asm+0x34/0x70
[  339.157572]  ? __switch_to_asm+0x40/0x70
[  339.161626]  ? __switch_to_asm+0x40/0x70
[  339.165684]  ? __switch_to_asm+0x34/0x70
[  339.169770]  ? __switch_to_asm+0x40/0x70
[  339.173842]  ? trace_hardirqs_on+0xbd/0x310
[  339.178172]  ? kvm_sched_clock_read+0x9/0x20
[  339.182574]  ? run_ksoftirqd+0x94/0x100
[  339.186541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.192080]  ? check_preemption_disabled+0x48/0x200
[  339.197107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.202664]  run_timer_softirq+0x52/0xb0
[  339.206725]  ? __this_cpu_preempt_check+0x1c/0x1f
[  339.211568]  __do_softirq+0x30b/0xad8
[  339.215373]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  339.220475]  ? trace_hardirqs_off+0xb8/0x310
[  339.224889]  ? schedule+0x108/0x460
[  339.228573]  ? run_ksoftirqd+0x99/0x100
[  339.232562]  ? trace_hardirqs_off+0xb8/0x310
[  339.236966]  ? smpboot_thread_fn+0x68b/0xa00
[  339.241373]  ? trace_hardirqs_on+0x310/0x310
[  339.245779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.251326]  ? check_preemption_disabled+0x48/0x200
[  339.256343]  ? takeover_tasklets+0xa90/0xa90
[  339.260775]  run_ksoftirqd+0x94/0x100
[  339.264575]  smpboot_thread_fn+0x68b/0xa00
[  339.268809]  ? sort_range+0x30/0x30
[  339.272435]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  339.277539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.283083]  ? __kthread_parkme+0xfb/0x1a0
[  339.287319]  kthread+0x35a/0x420
[  339.290683]  ? sort_range+0x30/0x30
[  339.294316]  ? kthread_bind+0x40/0x40
[  339.298119]  ret_from_fork+0x3a/0x50
[  339.301833] warn_alloc_show_mem: 1 callbacks suppressed
[  339.301845] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  339.301847] Mem-Info:
[  339.301875] active_anon:45632 inactive_anon:123 isolated_anon:0
[  339.301875]  active_file:17 inactive_file:16 isolated_file:0
[  339.301875]  unevictable:0 dirty:0 writeback:0 unstable:0
[  339.301875]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  339.301875]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  339.301875]  free:13774 free_pcp:156 free_cma:0
[  339.307231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.314421] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  339.316834] Call Trace:
[  339.349711] Node 0 
[  339.359068]  <IRQ>
[  339.386588] 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
[  339.389158]  dump_stack+0x1c4/0x2b4
[  339.391365] lowmem_reserve[]:
[  339.393516]  ? dump_stack_print_info.cold.2+0x52/0x52
[  339.419001]  0
[  339.422651]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  339.426213]  2819 6323
[  339.431418]  warn_alloc.cold.119+0xb7/0x1bd
[  339.433191]  6323
[  339.438114]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  339.444956]  ? lock_downgrade+0x900/0x900
[  339.447001] Node 0 
[  339.451837]  ? trace_hardirqs_off+0xb8/0x310
[  339.455983] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  339.458203]  ? trace_hardirqs_off+0xb8/0x310
[  339.462587] lowmem_reserve[]:
[  339.489143]  __alloc_pages_slowpath+0x2667/0x2d80
[  339.493535]  0
[  339.496665]  ? warn_alloc+0x120/0x120
[  339.501473]  0
[  339.503271]  ? enqueue_hrtimer+0x1a5/0x560
[  339.507059]  3503
[  339.508855]  ? warn_alloc+0x120/0x120
[  339.513065]  3503
[  339.515128]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  339.520966]  ? warn_alloc+0x120/0x120
[  339.526739] Node 0 
[  339.530531]  ? kasan_check_write+0x14/0x20
[  339.530561] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  339.530568] lowmem_reserve[]:
[  339.532798]  ? mark_held_locks+0x130/0x130
[  339.537008]  0
[  339.565295]  ? mark_held_locks+0x130/0x130
[  339.568379]  0
[  339.572613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.574390]  0
[  339.578619]  ? should_fail+0x22d/0xd01
[  339.580401]  0
[  339.585946]  ? put_dec_trunc8+0x273/0x300
[  339.591606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.593385] Node 0 
[  339.597525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.602602] DMA: 
[  339.604830]  ? should_fail+0x22d/0xd01
[  339.610362] 1*4kB 
[  339.612428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.616291] (U) 
[  339.618437]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.623971] 0*8kB 
[  339.625944]  ? should_fail+0x22d/0xd01
[  339.631027] 0*16kB 
[  339.633167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.637030] 1*32kB 
[  339.639261]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  339.644335] (U) 
[  339.646564]  ? format_decode+0x1b2/0xaf0
[  339.652075] 2*64kB 
[  339.654047]  ? mark_held_locks+0x130/0x130
[  339.658083] (U) 
[  339.660313]  ? mark_held_locks+0x130/0x130
[  339.664522] 1*128kB 
[  339.666490]  ? lock_downgrade+0x900/0x900
[  339.670698] (U) 
[  339.673029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.677157] 1*256kB 
[  339.679127]  ? trace_hardirqs_off+0xb8/0x310
[  339.684645] (U) 
[  339.686976]  ? kasan_check_read+0x11/0x20
[  339.691356] 0*512kB 1*1024kB 
[  339.693335]  ? do_raw_spin_unlock+0xa7/0x2f0
[  339.697467] (U) 
[  339.700563]  ? trace_hardirqs_on+0x310/0x310
[  339.704951] 1*2048kB 
[  339.706943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.711324] (M) 
[  339.713728]  ? wq_watchdog_touch+0x9c/0xfe
[  339.719238] 3*4096kB 
[  339.721223]  ? io_serial_in+0x11/0x90
[  339.725433] (M) 
[  339.727848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.731646] = 15908kB
[  339.733634]  __alloc_pages_nodemask+0xa80/0xde0
[  339.739141] Node 0 
[  339.741575]  ? should_fail+0x22d/0xd01
[  339.746240] DMA32: 
[  339.748472]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  339.752345] 5*4kB 
[  339.754583]  ? kasan_check_write+0x14/0x20
[  339.759582] (UM) 
[  339.761729]  ? ____cache_alloc_node+0x1c7/0x1e0
[  339.765954] 1*8kB 
[  339.768019]  ? lock_downgrade+0x900/0x900
[  339.772660] (U) 
[  339.774810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.778952] 2*16kB 
[  339.780929]  cache_grow_begin+0x91/0x8c0
[  339.786450] (M) 
[  339.788685]  ? do_raw_spin_unlock+0xa7/0x2f0
[  339.792719] 3*32kB 
[  339.794688]  fallback_alloc+0x203/0x2e0
[  339.799067] (UM) 
[  339.801313]  ____cache_alloc_node+0x1c7/0x1e0
[  339.805261] 5*64kB 
[  339.807317]  kmem_cache_alloc_node+0xe3/0x730
[  339.811786] (UM) 
[  339.814023]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  339.818493] 3*128kB 
[  339.820552]  __alloc_skb+0x119/0x770
[  339.825647] (M) 
[  339.827970]  ? calc_wheel_index+0x220/0x220
[  339.831659] 3*256kB 
[  339.833632]  ? skb_scrub_packet+0x490/0x490
[  339.837935] (M) 
[  339.840262]  ? vprintk_default+0x28/0x30
[  339.844565] 4*512kB 
[  339.846544]  ? vprintk_func+0x85/0x181
[  339.850583] (UM) 
[  339.852910]  ? printk+0xa7/0xcf
[  339.856782] 3*1024kB 
[  339.858850]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  339.862104] (UM) 
[  339.864508]  ? cpu_load_update+0x360/0x360
[  339.869237] 3*2048kB 
[  339.871295]  new_skb+0x26/0x1c0
[  339.875503] (M) 
[  339.877944]  aoecmd_cfg+0x279/0x7f0
[  339.881210] 3*4096kB 
[  339.883179]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  339.886777] (M) 
[  339.889183]  ? lock_acquire+0x1ed/0x520
[  339.893480] = 25180kB
[  339.895454]  ? call_timer_fn+0x1db/0x920
[  339.899400] Node 0 
[  339.901822]  ? nohz_balance_exit_idle+0x65/0x3f0
[  339.905857] Normal: 694*4kB 
[  339.908097]  ? update_curr+0x4cf/0xbe0
[  339.912829] (UMEH) 
[  339.915841]  discover_timer+0x50/0x60
[  339.919703] 370*8kB 
[  339.921941]  call_timer_fn+0x272/0x920
[  339.925752] (UMEH) 
[  339.928069]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  339.931952] 193*16kB 
[  339.934184]  ? process_timeout+0x40/0x40
[  339.938999] (UMEH) 
[  339.941407]  ? trace_hardirqs_off+0xb8/0x310
[  339.945443] 79*32kB 
[  339.947700]  ? kasan_check_read+0x11/0x20
[  339.952083] (UMEH) 
[  339.954400]  ? do_raw_spin_unlock+0xa7/0x2f0
[  339.958525] 32*64kB 
[  339.960752]  ? trace_hardirqs_on+0x310/0x310
[  339.965136] (UM) 
[  339.967457]  ? __run_timers+0x7da/0xc70
[  339.971838] 5*128kB 
[  339.973912]  ? lock_downgrade+0x900/0x900
[  339.977861] (UM) 
[  339.980183]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  339.984309] 0*256kB 
[  339.986364]  ? trace_hardirqs_on+0xbd/0x310
[  339.991444] 0*512kB 
[  339.993758]  ? kasan_check_read+0x11/0x20
[  339.998067] 0*1024kB 0*2048kB 
[  340.000412]  ? __run_timers+0x7da/0xc70
[  340.004537] 0*4096kB 
[  340.007721]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  340.011673] = 14040kB
[  340.014089]  ? kasan_check_write+0x14/0x20
[  340.019520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  340.021936]  ? do_raw_spin_lock+0xc1/0x200
[  340.021952]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  340.026182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  340.035017]  __run_timers+0x7e5/0xc70
[  340.039226] 163 total pagecache pages
[  340.044081]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  340.052626] 0 pages in swap cache
[  340.056417]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  340.060195] Swap cache stats: add 0, delete 0, find 0/0
[  340.065560]  ? timerqueue_add+0x207/0x2b0
[  340.068985] Free swap  = 0kB
[  340.073990]  ? enqueue_hrtimer+0x1a5/0x560
[  340.079346] Total swap = 0kB
[  340.083497]  ? lock_release+0x970/0x970
[  340.086488] 1965979 pages RAM
[  340.090727]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  340.093724] 0 pages HighMem/MovableOnly
[  340.097700]  ? kasan_check_write+0x14/0x20
[  340.100782] 342307 pages reserved
[  340.105966]  ? pvclock_read_flags+0x160/0x160
[  340.109928] 0 pages cma reserved
[  340.114153]  ? lock_downgrade+0x900/0x900
[  340.117634] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  340.122068]  ? trace_hardirqs_on+0xbd/0x310
[  340.122086]  ? kvm_sched_clock_read+0x9/0x20
[  340.125476] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  340.129568]  ? irq_exit+0x17f/0x1c0
[  340.129586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.136056] ksoftirqd/0 cpuset=
[  340.140389]  ? check_preemption_disabled+0x48/0x200
[  340.144764] /
[  340.155064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.158667]  mems_allowed=0
[  340.164197]  run_timer_softirq+0x52/0xb0
[  340.186626]  ? __this_cpu_preempt_check+0x1c/0x1f
[  340.191466]  __do_softirq+0x30b/0xad8
[  340.195268]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  340.200416]  ? pvclock_read_flags+0x160/0x160
[  340.204927]  ? lapic_next_event+0x5a/0x90
[  340.209072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.214608]  ? clockevents_program_event+0x140/0x370
[  340.219715]  ? kvm_clock_read+0x18/0x30
[  340.223710]  ? kvm_sched_clock_read+0x9/0x20
[  340.228119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.233660]  ? check_preemption_disabled+0x48/0x200
[  340.238684]  irq_exit+0x17f/0x1c0
[  340.242142]  smp_apic_timer_interrupt+0x1cb/0x760
[  340.247003]  ? smp_reschedule_interrupt+0x109/0x650
[  340.252034]  ? smp_call_function_single_interrupt+0x650/0x650
[  340.257919]  ? interrupt_entry+0xb5/0xf0
[  340.261983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.267022]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.272057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.276908]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.281950]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.286976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.292512]  ? check_preemption_disabled+0x48/0x200
[  340.297528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.302376]  apic_timer_interrupt+0xf/0x20
[  340.306599]  </IRQ>
[  340.308846] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  340.314916] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  340.333921] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  340.341630] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  340.348890] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  340.356179] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  340.363442] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  340.370997] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  340.378297]  ? unmap_page_range+0xf56/0x2030
[  340.382723]  ? unmap_page_range+0x15ec/0x2030
[  340.387231]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  340.391741]  ? mark_held_locks+0x130/0x130
[  340.395985]  ? mark_held_locks+0x130/0x130
[  340.400233]  ? mark_held_locks+0x130/0x130
[  340.404480]  ? mark_held_locks+0x130/0x130
[  340.408714]  ? lock_downgrade+0x900/0x900
[  340.412858]  ? lock_downgrade+0x900/0x900
[  340.417044]  ? mark_held_locks+0x130/0x130
[  340.421283]  ? mark_held_locks+0x130/0x130
[  340.425513]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  340.430538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.436085]  ? uprobe_munmap+0x14c/0x450
[  340.440143]  ? uprobe_mmap+0xd50/0xd50
[  340.444030]  ? is_bpf_text_address+0xac/0x170
[  340.448533]  unmap_single_vma+0x19b/0x310
[  340.452707]  unmap_vmas+0x125/0x200
[  340.456339]  exit_mmap+0x2be/0x590
[  340.459888]  ? __ia32_sys_munmap+0x80/0x80
[  340.464146]  ? __might_sleep+0x95/0x190
[  340.468124]  mmput+0x247/0x610
[  340.471316]  ? lock_downgrade+0x900/0x900
[  340.475460]  ? set_mm_exe_file+0x200/0x200
[  340.479693]  ? kasan_check_read+0x11/0x20
[  340.483840]  ? do_raw_spin_unlock+0xa7/0x2f0
[  340.488247]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  340.492829]  ? kasan_check_write+0x14/0x20
[  340.497061]  ? do_raw_spin_lock+0xc1/0x200
[  340.501298]  do_exit+0xe6f/0x2610
[  340.504756]  ? mm_update_next_owner+0x990/0x990
[  340.509436]  ? pick_next_task_fair+0x990/0x16d0
[  340.514112]  ? trace_hardirqs_off+0xb8/0x310
[  340.518522]  ? mark_held_locks+0x130/0x130
[  340.522757]  ? lock_acquire+0x1ed/0x520
[  340.526739]  ? pipe_wait+0x266/0x2c0
[  340.530452]  ? mark_held_locks+0x130/0x130
[  340.534813]  ? arch_local_save_flags+0x40/0x40
[  340.539403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.544960]  ? __mutex_lock+0x85e/0x1700
[  340.549024]  ? __switch_to_asm+0x34/0x70
[  340.553099]  ? __switch_to_asm+0x40/0x70
[  340.557157]  ? __switch_to_asm+0x34/0x70
[  340.561218]  ? pipe_wait+0x266/0x2c0
[  340.564931]  ? __switch_to_asm+0x34/0x70
[  340.568987]  ? __switch_to_asm+0x34/0x70
[  340.573057]  ? mutex_trylock+0x2b0/0x2b0
[  340.577118]  ? __schedule+0x874/0x1ed0
[  340.581024]  ? __sched_text_start+0x8/0x8
[  340.585179]  ? lock_downgrade+0x900/0x900
[  340.589329]  ? memset+0x31/0x40
[  340.592617]  ? __dequeue_signal+0xf9/0x7d0
[  340.596866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.602415]  ? recalc_sigpending_tsk+0x140/0x180
[  340.607198]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  340.612740]  ? get_signal+0x95b/0x1980
[  340.616625]  ? lock_downgrade+0x900/0x900
[  340.620774]  do_group_exit+0x177/0x440
[  340.624660]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  340.630105]  ? __ia32_sys_exit+0x50/0x50
[  340.634197]  ? kasan_check_write+0x14/0x20
[  340.638438]  ? do_raw_spin_lock+0xc1/0x200
[  340.642674]  get_signal+0x8b0/0x1980
[  340.646391]  ? ptrace_notify+0x130/0x130
[  340.650458]  ? finish_wait+0x430/0x430
[  340.654362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.659905]  ? pipe_read+0x702/0x940
[  340.663622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.669161]  do_signal+0x9c/0x21e0
[  340.672702]  ? __vfs_read+0x11f/0x9b0
[  340.676506]  ? vfs_copy_file_range+0xb90/0xb90
[  340.681112]  ? setup_sigcontext+0x7d0/0x7d0
[  340.685459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.690997]  exit_to_usermode_loop+0x2e5/0x380
[  340.695582]  ? syscall_slow_exit_work+0x520/0x520
[  340.700419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.705965]  do_syscall_64+0x6be/0x820
[  340.709848]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  340.715216]  ? syscall_return_slowpath+0x5e0/0x5e0
[  340.720144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.725003]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.730036]  ? prepare_exit_to_usermode+0x291/0x3b0
[  340.735060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.739921]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  340.745119] RIP: 0033:0x410fd0
[  340.748310] Code: Bad RIP value.
[  340.751671] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  340.759392] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  340.766700] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  340.773989] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  340.781257] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  340.788520] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  340.795805] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  340.795854] aoe: skb alloc failure
[  340.802577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.802581] Call Trace:
[  340.802610]  dump_stack+0x1c4/0x2b4
[  340.802629]  ? dump_stack_print_info.cold.2+0x52/0x52
[  340.806178] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  340.815511]  warn_alloc.cold.119+0xb7/0x1bd
[  340.818095] syz-executor2 cpuset=
[  340.821729]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  340.826907] syz2
[  340.837393]  ? lock_downgrade+0x900/0x900
[  340.841691]  mems_allowed=0
[  340.845155]  ? trace_hardirqs_off+0xb8/0x310
[  340.863397]  ? trace_hardirqs_off+0xb8/0x310
[  340.867811]  __alloc_pages_slowpath+0x2667/0x2d80
[  340.872668]  ? mark_held_locks+0x130/0x130
[  340.876944]  ? warn_alloc+0x120/0x120
[  340.880744]  ? rb_next+0x140/0x140
[  340.884282]  ? warn_alloc+0x120/0x120
[  340.888082]  ? cpuacct_charge+0x265/0x440
[  340.892228]  ? warn_alloc+0x120/0x120
[  340.896040]  ? mark_held_locks+0x130/0x130
[  340.900290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.905848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.911385]  ? should_fail+0x22d/0xd01
[  340.915272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.920372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.925914]  ? should_fail+0x22d/0xd01
[  340.929806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.934936]  ? should_fail+0x22d/0xd01
[  340.938827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.943940]  ? mark_held_locks+0x130/0x130
[  340.948181]  ? mark_held_locks+0x130/0x130
[  340.952444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.957980]  ? trace_hardirqs_off+0xb8/0x310
[  340.962383]  ? kasan_check_read+0x11/0x20
[  340.966528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  340.970941]  ? trace_hardirqs_on+0x310/0x310
[  340.975345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.980891]  ? wq_watchdog_touch+0x9c/0xfe
[  340.985157]  ? io_serial_in+0x11/0x90
[  340.988960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.994495]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  340.999604]  __alloc_pages_nodemask+0xa80/0xde0
[  341.004271]  ? should_fail+0x22d/0xd01
[  341.008180]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  341.013220]  ? ____cache_alloc_node+0x1c7/0x1e0
[  341.017885]  ? lock_downgrade+0x900/0x900
[  341.022048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.027586]  cache_grow_begin+0x91/0x8c0
[  341.031649]  ? do_raw_spin_unlock+0xa7/0x2f0
[  341.036059]  fallback_alloc+0x203/0x2e0
[  341.040033]  ____cache_alloc_node+0x1c7/0x1e0
[  341.044542]  kmem_cache_alloc_node+0xe3/0x730
[  341.049047]  ? ipv6_get_ifaddr+0x42e/0x620
[  341.053313]  __alloc_skb+0x119/0x770
[  341.057028]  ? skb_scrub_packet+0x490/0x490
[  341.061361]  ? lock_downgrade+0x900/0x900
[  341.065507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.071051]  ? refcount_sub_and_test_checked+0x203/0x310
[  341.076506]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  341.081962]  ? addrconf_rs_timer+0x690/0x690
[  341.086390]  ndisc_alloc_skb+0x144/0x340
[  341.090454]  ndisc_send_rs+0x331/0x6e0
[  341.094342]  addrconf_rs_timer+0x314/0x690
[  341.098571]  ? lock_release+0x970/0x970
[  341.102556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.106824]  call_timer_fn+0x272/0x920
[  341.110711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.114951]  ? process_timeout+0x40/0x40
[  341.119021]  ? kasan_check_read+0x11/0x20
[  341.123167]  ? do_raw_spin_unlock+0xa7/0x2f0
[  341.127592]  ? trace_hardirqs_on+0x310/0x310
[  341.132012]  ? __run_timers+0x7da/0xc70
[  341.135999]  ? lock_downgrade+0x900/0x900
[  341.140146]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  341.145246]  ? trace_hardirqs_on+0xbd/0x310
[  341.149574]  ? kasan_check_read+0x11/0x20
[  341.153719]  ? __run_timers+0x7da/0xc70
[  341.157692]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  341.163145]  ? kasan_check_write+0x14/0x20
[  341.167376]  ? do_raw_spin_lock+0xc1/0x200
[  341.171610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.175839]  __run_timers+0x7e5/0xc70
[  341.179648]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  341.185011]  ? lock_downgrade+0x900/0x900
[  341.189156]  ? finish_task_switch+0x1b5/0x900
[  341.193656]  ? trace_hardirqs_on+0xbd/0x310
[  341.197975]  ? kasan_check_read+0x11/0x20
[  341.202122]  ? finish_task_switch+0x1f5/0x900
[  341.206616]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  341.212068]  ? compat_start_thread+0x80/0x80
[  341.216483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.222032]  ? pvclock_read_flags+0x160/0x160
[  341.226528]  ? __switch_to_asm+0x34/0x70
[  341.230584]  ? __switch_to_asm+0x34/0x70
[  341.234657]  ? __switch_to_asm+0x40/0x70
[  341.238731]  ? __switch_to_asm+0x40/0x70
[  341.242788]  ? __switch_to_asm+0x34/0x70
[  341.246841]  ? __switch_to_asm+0x40/0x70
[  341.250908]  ? trace_hardirqs_on+0xbd/0x310
[  341.255234]  ? kvm_sched_clock_read+0x9/0x20
[  341.259643]  ? run_ksoftirqd+0x94/0x100
[  341.263628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.269169]  ? check_preemption_disabled+0x48/0x200
[  341.274184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.279730]  run_timer_softirq+0x52/0xb0
[  341.283792]  ? __this_cpu_preempt_check+0x1c/0x1f
[  341.288649]  __do_softirq+0x30b/0xad8
[  341.292479]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  341.297582]  ? trace_hardirqs_off+0xb8/0x310
[  341.301991]  ? schedule+0x108/0x460
[  341.305642]  ? run_ksoftirqd+0x99/0x100
[  341.309622]  ? trace_hardirqs_off+0xb8/0x310
[  341.314030]  ? smpboot_thread_fn+0x68b/0xa00
[  341.318436]  ? trace_hardirqs_on+0x310/0x310
[  341.322847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.328406]  ? check_preemption_disabled+0x48/0x200
[  341.333419]  ? takeover_tasklets+0xa90/0xa90
[  341.337827]  run_ksoftirqd+0x94/0x100
[  341.341624]  smpboot_thread_fn+0x68b/0xa00
[  341.345857]  ? sort_range+0x30/0x30
[  341.349484]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  341.354588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.360125]  ? __kthread_parkme+0xfb/0x1a0
[  341.364360]  kthread+0x35a/0x420
[  341.367723]  ? sort_range+0x30/0x30
[  341.371345]  ? kthread_bind+0x40/0x40
[  341.375144]  ret_from_fork+0x3a/0x50
[  341.378865] warn_alloc_show_mem: 1 callbacks suppressed
[  341.378877] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  341.378878] Mem-Info:
[  341.378919] active_anon:45632 inactive_anon:123 isolated_anon:0
[  341.378919]  active_file:17 inactive_file:16 isolated_file:0
[  341.378919]  unevictable:0 dirty:0 writeback:0 unstable:0
[  341.378919]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  341.378919]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  341.378919]  free:13774 free_pcp:156 free_cma:0
[  341.384267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  341.391471] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  341.393870] Call Trace:
[  341.427077] Node 0 
[  341.436436]  <IRQ>
[  341.463960] 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
[  341.466526]  dump_stack+0x1c4/0x2b4
[  341.468729] lowmem_reserve[]:
[  341.470887]  ? dump_stack_print_info.cold.2+0x52/0x52
[  341.496383]  0
[  341.500007]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  341.503083]  2819
[  341.508268]  warn_alloc.cold.119+0xb7/0x1bd
[  341.510045]  6323
[  341.514971]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  341.517004]  6323
[  341.521330]  ? lock_downgrade+0x900/0x900
[  341.523368] Node 0 
[  341.528209]  ? trace_hardirqs_off+0xb8/0x310
[  341.530291] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  341.534442]  ? trace_hardirqs_off+0xb8/0x310
[  341.536651] lowmem_reserve[]:
[  341.541051]  __alloc_pages_slowpath+0x2667/0x2d80
[  341.567569]  0
[  341.571986]  ? warn_alloc+0x120/0x120
[  341.575083]  0
[  341.579932]  ? enqueue_hrtimer+0x1a5/0x560
[  341.581732]  3503
[  341.585524]  ? warn_alloc+0x120/0x120
[  341.587304]  3503
[  341.591533]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  341.597361]  ? warn_alloc+0x120/0x120
[  341.599400] Node 0 
[  341.605196]  ? kasan_check_write+0x14/0x20
[  341.608998] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  341.611203]  ? mark_held_locks+0x130/0x130
[  341.615413] lowmem_reserve[]:
[  341.643696]  ? mark_held_locks+0x130/0x130
[  341.647927]  0
[  341.651027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.655231]  0
[  341.657028]  ? should_fail+0x22d/0xd01
[  341.662539]  0
[  341.664339]  ? put_dec_trunc8+0x273/0x300
[  341.668211]  0
[  341.670028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.675948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.681025] Node 0 
[  341.686563]  ? should_fail+0x22d/0xd01
[  341.686565] DMA: 1*4kB 
[  341.688821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.692697] (U) 
[  341.695277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.700808] 0*8kB 
[  341.702781]  ? should_fail+0x22d/0xd01
[  341.707858] 0*16kB 
[  341.710008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.713871] 1*32kB 
[  341.716116]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  341.721193] (U) 
[  341.723459]  ? format_decode+0x1b2/0xaf0
[  341.728977] 2*64kB 
[  341.730950]  ? mark_held_locks+0x130/0x130
[  341.734981] (U) 1*128kB 
[  341.737220]  ? mark_held_locks+0x130/0x130
[  341.741426] (U) 1*256kB 
[  341.744113]  ? lock_downgrade+0x900/0x900
[  341.748347] (U) 
[  341.751029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.755163] 0*512kB 
[  341.757132]  ? trace_hardirqs_off+0xb8/0x310
[  341.762646] 1*1024kB 
[  341.764960]  ? kasan_check_read+0x11/0x20
[  341.769339] (U) 
[  341.771741]  ? do_raw_spin_unlock+0xa7/0x2f0
[  341.775863] 1*2048kB 
[  341.777835]  ? trace_hardirqs_on+0x310/0x310
[  341.782218] (M) 
[  341.784627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.789009] 3*4096kB 
[  341.790981]  ? wq_watchdog_touch+0x9c/0xfe
[  341.796488] (M) 
[  341.798891]  ? io_serial_in+0x11/0x90
[  341.803107] = 15908kB
[  341.805089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.808862] Node 0 
[  341.811269]  __alloc_pages_nodemask+0xa80/0xde0
[  341.816778] DMA32: 
[  341.819019]  ? should_fail+0x22d/0xd01
[  341.823668] 5*4kB 
[  341.825920]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  341.829784] (UM) 
[  341.831941]  ? kasan_check_write+0x14/0x20
[  341.836940] 1*8kB 
[  341.839000]  ? ____cache_alloc_node+0x1c7/0x1e0
[  341.843209] (U) 
[  341.845355]  ? lock_downgrade+0x900/0x900
[  341.849999] 2*16kB 
[  341.851977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.856100] (M) 
[  341.858335]  cache_grow_begin+0x91/0x8c0
[  341.863846] 3*32kB 
[  341.865814]  ? do_raw_spin_unlock+0xa7/0x2f0
[  341.869847] (UM) 
[  341.872079]  fallback_alloc+0x203/0x2e0
[  341.876464] 5*64kB 
[  341.878517]  ____cache_alloc_node+0x1c7/0x1e0
[  341.882464] (UM) 
[  341.884715]  kmem_cache_alloc_node+0xe3/0x730
[  341.889187] 3*128kB 
[  341.891245]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  341.895712] (M) 
[  341.898034]  __alloc_skb+0x119/0x770
[  341.903114] 3*256kB 
[  341.905084]  ? calc_wheel_index+0x220/0x220
[  341.908795] (M) 
[  341.911117]  ? skb_scrub_packet+0x490/0x490
[  341.915414] 4*512kB 
[  341.917390]  ? vprintk_default+0x28/0x30
[  341.921682] (UM) 
[  341.924001]  ? vprintk_func+0x85/0x181
[  341.928042] 3*1024kB 
[  341.930095]  ? printk+0xa7/0xcf
[  341.933973] (UM) 
[  341.936381]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  341.939643] 3*2048kB 
[  341.941703]  ? cpu_load_update+0x360/0x360
[  341.946427] (M) 3*4096kB 
[  341.948858]  new_skb+0x26/0x1c0
[  341.953073] (M) 
[  341.955825]  aoecmd_cfg+0x279/0x7f0
[  341.959082] = 25180kB
[  341.961053]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  341.964653] Node 0 
[  341.967058]  ? lock_acquire+0x1ed/0x520
[  341.971362] Normal: 
[  341.973594]  ? call_timer_fn+0x1db/0x920
[  341.977540] 694*4kB 
[  341.979857]  ? nohz_balance_exit_idle+0x65/0x3f0
[  341.983891] (UMEH) 
[  341.986217]  ? update_curr+0x4cf/0xbe0
[  341.990964] 370*8kB 
[  341.993197]  discover_timer+0x50/0x60
[  341.997054] (UMEH) 
[  341.999368]  call_timer_fn+0x272/0x920
[  342.003145] 193*16kB 
[  342.005378]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  342.009253] (UMEH) 
[  342.011658]  ? process_timeout+0x40/0x40
[  342.016487] 79*32kB 
[  342.018718]  ? trace_hardirqs_off+0xb8/0x310
[  342.022751] (UMEH) 
[  342.025066]  ? kasan_check_read+0x11/0x20
[  342.029450] 32*64kB 
[  342.031683]  ? do_raw_spin_unlock+0xa7/0x2f0
[  342.035808] (UM) 
[  342.038129]  ? trace_hardirqs_on+0x310/0x310
[  342.042512] 5*128kB 
[  342.044574]  ? __run_timers+0x7da/0xc70
[  342.048968] (UM) 
[  342.051300]  ? lock_downgrade+0x900/0x900
[  342.055249] 0*256kB 
[  342.057304]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  342.061435] 0*512kB 
[  342.063765]  ? trace_hardirqs_on+0xbd/0x310
[  342.068841] 0*1024kB 
[  342.071160]  ? kasan_check_read+0x11/0x20
[  342.075471] 0*2048kB 
[  342.077889]  ? __run_timers+0x7da/0xc70
[  342.082020] 0*4096kB 
[  342.084447]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  342.088404] = 14040kB
[  342.090828]  ? kasan_check_write+0x14/0x20
[  342.096413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  342.098819]  ? do_raw_spin_lock+0xc1/0x200
[  342.103047] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  342.111872]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  342.116092] 163 total pagecache pages
[  342.124669]  __run_timers+0x7e5/0xc70
[  342.129487] 0 pages in swap cache
[  342.133283]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  342.137056] Swap cache stats: add 0, delete 0, find 0/0
[  342.140495]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  342.145836] Free swap  = 0kB
[  342.151211]  ? timerqueue_add+0x207/0x2b0
[  342.156196] Total swap = 0kB
[  342.156206] 1965979 pages RAM
[  342.159219]  ? enqueue_hrtimer+0x1a5/0x560
[  342.163344] 0 pages HighMem/MovableOnly
[  342.166353]  ? lock_release+0x970/0x970
[  342.169435] 342307 pages reserved
[  342.173657]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  342.177624] 0 pages cma reserved
[  342.181586]  ? kasan_check_write+0x14/0x20
[  342.185070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  342.190200]  ? pvclock_read_flags+0x160/0x160
[  342.193616] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.197801]  ? lock_downgrade+0x900/0x900
[  342.204268] ksoftirqd/0 cpuset=
[  342.208754]  ? trace_hardirqs_on+0xbd/0x310
[  342.219037] /
[  342.223180]  ? kvm_sched_clock_read+0x9/0x20
[  342.226438]  mems_allowed=0
[  342.230753]  ? irq_exit+0x17f/0x1c0
[  342.243360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.248903]  ? check_preemption_disabled+0x48/0x200
[  342.253926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.259470]  run_timer_softirq+0x52/0xb0
[  342.263530]  ? __this_cpu_preempt_check+0x1c/0x1f
[  342.268374]  __do_softirq+0x30b/0xad8
[  342.272186]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  342.277314]  ? pvclock_read_flags+0x160/0x160
[  342.281809]  ? lapic_next_event+0x5a/0x90
[  342.285954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.291511]  ? clockevents_program_event+0x140/0x370
[  342.296612]  ? kvm_clock_read+0x18/0x30
[  342.300579]  ? kvm_sched_clock_read+0x9/0x20
[  342.304985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.310516]  ? check_preemption_disabled+0x48/0x200
[  342.315537]  irq_exit+0x17f/0x1c0
[  342.318990]  smp_apic_timer_interrupt+0x1cb/0x760
[  342.323823]  ? smp_reschedule_interrupt+0x109/0x650
[  342.328834]  ? smp_call_function_single_interrupt+0x650/0x650
[  342.334727]  ? interrupt_entry+0xb5/0xf0
[  342.338783]  ? trace_hardirqs_off_caller+0xbb/0x310
[  342.343796]  ? trace_hardirqs_off_caller+0xbb/0x310
[  342.348805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.353638]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.358659]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.363698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.369239]  ? check_preemption_disabled+0x48/0x200
[  342.374256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.379099]  apic_timer_interrupt+0xf/0x20
[  342.383324]  </IRQ>
[  342.385558] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  342.391613] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  342.410507] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  342.418213] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  342.425487] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  342.432752] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  342.440018] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  342.447281] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  342.454556]  ? unmap_page_range+0xf56/0x2030
[  342.458977]  ? unmap_page_range+0x15ec/0x2030
[  342.463492]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  342.467991]  ? mark_held_locks+0x130/0x130
[  342.472244]  ? mark_held_locks+0x130/0x130
[  342.476484]  ? mark_held_locks+0x130/0x130
[  342.480719]  ? mark_held_locks+0x130/0x130
[  342.484962]  ? lock_downgrade+0x900/0x900
[  342.489129]  ? lock_downgrade+0x900/0x900
[  342.493275]  ? mark_held_locks+0x130/0x130
[  342.497516]  ? mark_held_locks+0x130/0x130
[  342.501757]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  342.506772]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.512324]  ? uprobe_munmap+0x14c/0x450
[  342.516384]  ? uprobe_mmap+0xd50/0xd50
[  342.520273]  ? is_bpf_text_address+0xac/0x170
[  342.524779]  unmap_single_vma+0x19b/0x310
[  342.528932]  unmap_vmas+0x125/0x200
[  342.533067]  exit_mmap+0x2be/0x590
[  342.536607]  ? __ia32_sys_munmap+0x80/0x80
[  342.540864]  ? __might_sleep+0x95/0x190
[  342.544845]  mmput+0x247/0x610
[  342.548036]  ? lock_downgrade+0x900/0x900
[  342.552180]  ? set_mm_exe_file+0x200/0x200
[  342.556416]  ? kasan_check_read+0x11/0x20
[  342.560571]  ? do_raw_spin_unlock+0xa7/0x2f0
[  342.564976]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  342.569555]  ? kasan_check_write+0x14/0x20
[  342.573786]  ? do_raw_spin_lock+0xc1/0x200
[  342.578023]  do_exit+0xe6f/0x2610
[  342.581482]  ? mm_update_next_owner+0x990/0x990
[  342.586160]  ? pick_next_task_fair+0x990/0x16d0
[  342.590863]  ? trace_hardirqs_off+0xb8/0x310
[  342.595297]  ? mark_held_locks+0x130/0x130
[  342.599533]  ? lock_acquire+0x1ed/0x520
[  342.603506]  ? pipe_wait+0x266/0x2c0
[  342.607244]  ? mark_held_locks+0x130/0x130
[  342.611472]  ? arch_local_save_flags+0x40/0x40
[  342.616048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.621596]  ? __mutex_lock+0x85e/0x1700
[  342.625655]  ? __switch_to_asm+0x34/0x70
[  342.629712]  ? __switch_to_asm+0x40/0x70
[  342.633772]  ? __switch_to_asm+0x34/0x70
[  342.637829]  ? pipe_wait+0x266/0x2c0
[  342.641538]  ? __switch_to_asm+0x34/0x70
[  342.645607]  ? __switch_to_asm+0x34/0x70
[  342.649669]  ? mutex_trylock+0x2b0/0x2b0
[  342.653731]  ? __schedule+0x874/0x1ed0
[  342.657621]  ? __sched_text_start+0x8/0x8
[  342.661765]  ? lock_downgrade+0x900/0x900
[  342.665923]  ? memset+0x31/0x40
[  342.669220]  ? __dequeue_signal+0xf9/0x7d0
[  342.673467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.679002]  ? recalc_sigpending_tsk+0x140/0x180
[  342.683771]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  342.689307]  ? get_signal+0x95b/0x1980
[  342.693193]  ? lock_downgrade+0x900/0x900
[  342.697343]  do_group_exit+0x177/0x440
[  342.701232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  342.706676]  ? __ia32_sys_exit+0x50/0x50
[  342.710730]  ? kasan_check_write+0x14/0x20
[  342.714982]  ? do_raw_spin_lock+0xc1/0x200
[  342.719224]  get_signal+0x8b0/0x1980
[  342.722964]  ? ptrace_notify+0x130/0x130
[  342.727048]  ? finish_wait+0x430/0x430
[  342.730953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.736514]  ? pipe_read+0x702/0x940
[  342.740225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.745764]  do_signal+0x9c/0x21e0
[  342.749339]  ? __vfs_read+0x11f/0x9b0
[  342.753145]  ? vfs_copy_file_range+0xb90/0xb90
[  342.757724]  ? setup_sigcontext+0x7d0/0x7d0
[  342.762069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.767608]  exit_to_usermode_loop+0x2e5/0x380
[  342.772190]  ? syscall_slow_exit_work+0x520/0x520
[  342.777033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.782577]  do_syscall_64+0x6be/0x820
[  342.786463]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  342.791825]  ? syscall_return_slowpath+0x5e0/0x5e0
[  342.796755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.801603]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.806623]  ? prepare_exit_to_usermode+0x291/0x3b0
[  342.811641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.816490]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  342.821679] RIP: 0033:0x410fd0
[  342.824870] Code: Bad RIP value.
[  342.828240] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  342.835950] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  342.843214] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  342.850478] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  342.857741] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  342.865010] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  342.872297] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  342.872348] aoe: skb alloc failure
[  342.879070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  342.882674] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.891939] Call Trace:
[  342.902409] syz-executor2 cpuset=syz2
[  342.904992]  dump_stack+0x1c4/0x2b4
[  342.905010]  ? dump_stack_print_info.cold.2+0x52/0x52
[  342.908788]  mems_allowed=0
[  342.912414]  warn_alloc.cold.119+0xb7/0x1bd
[  342.924823]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  342.929670]  ? lock_downgrade+0x900/0x900
[  342.933820]  ? trace_hardirqs_off+0xb8/0x310
[  342.938233]  ? trace_hardirqs_off+0xb8/0x310
[  342.942642]  __alloc_pages_slowpath+0x2667/0x2d80
[  342.947501]  ? mark_held_locks+0x130/0x130
[  342.951736]  ? warn_alloc+0x120/0x120
[  342.955537]  ? rb_next+0x140/0x140
[  342.959086]  ? warn_alloc+0x120/0x120
[  342.962888]  ? cpuacct_charge+0x265/0x440
[  342.967062]  ? warn_alloc+0x120/0x120
[  342.970876]  ? mark_held_locks+0x130/0x130
[  342.975140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.980678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.986245]  ? should_fail+0x22d/0xd01
[  342.990134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.995234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.000769]  ? should_fail+0x22d/0xd01
[  343.004657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.009758]  ? should_fail+0x22d/0xd01
[  343.013655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.018760]  ? mark_held_locks+0x130/0x130
[  343.023020]  ? mark_held_locks+0x130/0x130
[  343.027267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.032801]  ? trace_hardirqs_off+0xb8/0x310
[  343.037207]  ? kasan_check_read+0x11/0x20
[  343.041368]  ? do_raw_spin_unlock+0xa7/0x2f0
[  343.045775]  ? trace_hardirqs_on+0x310/0x310
[  343.050186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.055734]  ? wq_watchdog_touch+0x9c/0xfe
[  343.059980]  ? io_serial_in+0x11/0x90
[  343.063779]  ? retint_kernel+0x2d/0x2d
[  343.067691]  ? trace_hardirqs_on_caller+0xc0/0x310
[  343.072636]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  343.077400]  ? trace_hardirqs_off+0x310/0x310
[  343.082129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  343.087256]  __alloc_pages_nodemask+0xa80/0xde0
[  343.091946]  ? should_fail+0x22d/0xd01
[  343.095837]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  343.100866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  343.105543]  ? lock_downgrade+0x900/0x900
[  343.109694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.115237]  cache_grow_begin+0x91/0x8c0
[  343.119297]  ? do_raw_spin_unlock+0xa7/0x2f0
[  343.123720]  fallback_alloc+0x203/0x2e0
[  343.127697]  ____cache_alloc_node+0x1c7/0x1e0
[  343.132196]  kmem_cache_alloc_node+0xe3/0x730
[  343.136692]  ? ipv6_get_ifaddr+0x42e/0x620
[  343.140959]  __alloc_skb+0x119/0x770
[  343.144715]  ? skb_scrub_packet+0x490/0x490
[  343.149046]  ? lock_downgrade+0x900/0x900
[  343.153209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.158742]  ? refcount_sub_and_test_checked+0x203/0x310
[  343.164191]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  343.169640]  ? addrconf_rs_timer+0x690/0x690
[  343.174066]  ndisc_alloc_skb+0x144/0x340
[  343.178140]  ndisc_send_rs+0x331/0x6e0
[  343.182030]  addrconf_rs_timer+0x314/0x690
[  343.186256]  ? lock_release+0x970/0x970
[  343.190226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.194464]  call_timer_fn+0x272/0x920
[  343.198347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.202578]  ? process_timeout+0x40/0x40
[  343.206627]  ? kasan_check_read+0x11/0x20
[  343.210770]  ? do_raw_spin_unlock+0xa7/0x2f0
[  343.215177]  ? trace_hardirqs_on+0x310/0x310
[  343.219586]  ? __run_timers+0x7da/0xc70
[  343.223556]  ? lock_downgrade+0x900/0x900
[  343.227726]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  343.232825]  ? trace_hardirqs_on+0xbd/0x310
[  343.237139]  ? kasan_check_read+0x11/0x20
[  343.241282]  ? __run_timers+0x7da/0xc70
[  343.245253]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  343.250703]  ? kasan_check_write+0x14/0x20
[  343.254964]  ? do_raw_spin_lock+0xc1/0x200
[  343.259209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.263442]  __run_timers+0x7e5/0xc70
[  343.267250]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  343.272612]  ? lock_downgrade+0x900/0x900
[  343.276766]  ? finish_task_switch+0x1b5/0x900
[  343.281278]  ? trace_hardirqs_on+0xbd/0x310
[  343.285621]  ? kasan_check_read+0x11/0x20
[  343.289767]  ? finish_task_switch+0x1f5/0x900
[  343.294262]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  343.299709]  ? compat_start_thread+0x80/0x80
[  343.304126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.309682]  ? pvclock_read_flags+0x160/0x160
[  343.314186]  ? __switch_to_asm+0x34/0x70
[  343.318248]  ? __switch_to_asm+0x34/0x70
[  343.322314]  ? __switch_to_asm+0x40/0x70
[  343.326368]  ? __switch_to_asm+0x40/0x70
[  343.330437]  ? __switch_to_asm+0x34/0x70
[  343.334493]  ? __switch_to_asm+0x40/0x70
[  343.338554]  ? trace_hardirqs_on+0xbd/0x310
[  343.342870]  ? kvm_sched_clock_read+0x9/0x20
[  343.347308]  ? run_ksoftirqd+0x94/0x100
[  343.351281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.356816]  ? check_preemption_disabled+0x48/0x200
[  343.361826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.367367]  run_timer_softirq+0x52/0xb0
[  343.371425]  ? __this_cpu_preempt_check+0x1c/0x1f
[  343.376276]  __do_softirq+0x30b/0xad8
[  343.380086]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  343.385185]  ? trace_hardirqs_off+0xb8/0x310
[  343.389596]  ? schedule+0x108/0x460
[  343.393240]  ? run_ksoftirqd+0x99/0x100
[  343.397215]  ? trace_hardirqs_off+0xb8/0x310
[  343.401642]  ? smpboot_thread_fn+0x68b/0xa00
[  343.406057]  ? trace_hardirqs_on+0x310/0x310
[  343.410466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.416009]  ? check_preemption_disabled+0x48/0x200
[  343.421029]  ? takeover_tasklets+0xa90/0xa90
[  343.425976]  run_ksoftirqd+0x94/0x100
[  343.429797]  smpboot_thread_fn+0x68b/0xa00
[  343.434032]  ? sort_range+0x30/0x30
[  343.437660]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  343.442945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.448479]  ? __kthread_parkme+0xfb/0x1a0
[  343.452713]  kthread+0x35a/0x420
[  343.456081]  ? sort_range+0x30/0x30
[  343.459715]  ? kthread_bind+0x40/0x40
[  343.463524]  ret_from_fork+0x3a/0x50
[  343.467243] warn_alloc_show_mem: 1 callbacks suppressed
[  343.467255] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  343.467257] Mem-Info:
[  343.467287] active_anon:45632 inactive_anon:123 isolated_anon:0
[  343.467287]  active_file:17 inactive_file:16 isolated_file:0
[  343.467287]  unevictable:0 dirty:0 writeback:0 unstable:0
[  343.467287]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  343.467287]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  343.467287]  free:13774 free_pcp:156 free_cma:0
[  343.472634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  343.479820] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  343.482219] Call Trace:
[  343.515090] Node 0 
[  343.524442]  <IRQ>
[  343.551971] 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
[  343.554535]  dump_stack+0x1c4/0x2b4
[  343.556754] lowmem_reserve[]:
[  343.558931]  ? dump_stack_print_info.cold.2+0x52/0x52
[  343.584429]  0 2819
[  343.588075]  warn_alloc.cold.119+0xb7/0x1bd
[  343.591138]  6323 6323
[  343.596342]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  343.602884]  ? lock_downgrade+0x900/0x900
[  343.605376] Node 0 
[  343.610218]  ? trace_hardirqs_off+0xb8/0x310
[  343.614392] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  343.616598]  ? trace_hardirqs_off+0xb8/0x310
[  343.620997] lowmem_reserve[]:
[  343.647541]  __alloc_pages_slowpath+0x2667/0x2d80
[  343.651968]  0
[  343.655078]  ? warn_alloc+0x120/0x120
[  343.659880]  0
[  343.661708]  ? warn_alloc+0x120/0x120
[  343.665501]  3503
[  343.667296]  ? warn_alloc+0x120/0x120
[  343.671076]  3503
[  343.673140]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  343.676931] Node 0 
[  343.678988]  ? ktime_get+0x2e1/0x440
[  343.684030] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  343.686241]  ? check_preemption_disabled+0x48/0x200
[  343.689927] lowmem_reserve[]:
[  343.718217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.723225]  0
[  343.726332]  ? should_fail+0x22d/0xd01
[  343.731841]  0
[  343.733640]  ? kasan_check_read+0x11/0x20
[  343.737502]  0
[  343.739318]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  343.743466]  0
[  343.745269]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.752318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.757397] Node 0 DMA: 
[  343.762948]  ? should_fail+0x22d/0xd01
[  343.762966]  ? check_preemption_disabled+0x48/0x200
[  343.765616] 1*4kB 
[  343.769500]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.774491] (U) 
[  343.776640]  ? should_fail+0x22d/0xd01
[  343.781722] 0*8kB 
[  343.783699]  ? rcu_nmi_exit+0xdb/0x280
[  343.787560] 0*16kB 
[  343.789717]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.793582] 1*32kB 
[  343.795822]  ? mark_held_locks+0x130/0x130
[  343.800905] (U) 
[  343.803154]  ? mark_held_locks+0x130/0x130
[  343.807362] 2*64kB 
[  343.809331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.813539] (U) 
[  343.815775]  ? rcu_irq_exit+0xce/0x100
[  343.821291] 1*128kB (U) 
[  343.823281]  ? irq_exit+0xbd/0x1c0
[  343.827146] 1*256kB 
[  343.829816]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  343.833329] (U) 
[  343.835663]  ? smp_call_function_single_interrupt+0x650/0x650
[  343.840666] 0*512kB 
[  343.842650]  ? ret_from_intr+0xb/0x1e
[  343.848525] 1*1024kB 
[  343.850844]  ? retint_kernel+0x2d/0x2d
[  343.854636] (U) 
[  343.857042]  ? trace_hardirqs_on_caller+0xc0/0x310
[  343.860927] 1*2048kB 
[  343.862914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  343.867817] (M) 
[  343.870224]  ? trace_hardirqs_off+0x310/0x310
[  343.874956] 3*4096kB 
[  343.876932]  __alloc_pages_nodemask+0xa80/0xde0
[  343.881404] (M) 
[  343.883815]  ? should_fail+0x22d/0xd01
[  343.888455] = 15908kB
[  343.890433]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  343.894297] Node 0 
[  343.896713]  ? ____cache_alloc_node+0x1c7/0x1e0
[  343.901695] DMA32: 
[  343.903944]  ? lock_downgrade+0x900/0x900
[  343.908589] 5*4kB 
[  343.910818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.914946] (UM) 
[  343.917098]  cache_grow_begin+0x91/0x8c0
[  343.922621] 1*8kB 
[  343.924691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  343.928725] (U) 
[  343.930872]  fallback_alloc+0x203/0x2e0
[  343.935262] 2*16kB 
[  343.937243]  ____cache_alloc_node+0x1c7/0x1e0
[  343.941191] (M) 
[  343.943427]  kmem_cache_alloc_node+0xe3/0x730
[  343.947884] 3*32kB (UM) 
[  343.949874]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  343.954355] 5*64kB 
[  343.957031]  __alloc_skb+0x119/0x770
[  343.962107] (UM) 
[  343.964341]  ? calc_wheel_index+0x220/0x220
[  343.968066] 3*128kB 
[  343.970124]  ? skb_scrub_packet+0x490/0x490
[  343.974431] (M) 
[  343.976752]  ? vprintk_default+0x28/0x30
[  343.981045] 3*256kB 
[  343.983020]  ? vprintk_func+0x85/0x181
[  343.987057] (M) 
[  343.989383]  ? printk+0xa7/0xcf
[  343.993252] 4*512kB 
[  343.995220]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  343.998471] (UM) 
[  344.000790]  ? cpu_load_update+0x360/0x360
[  344.005517] 3*1024kB 
[  344.007576]  new_skb+0x26/0x1c0
[  344.011784] (UM) 
[  344.014187]  aoecmd_cfg+0x279/0x7f0
[  344.017439] 3*2048kB 
[  344.019499]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  344.023097] (M) 
[  344.025499]  ? lock_acquire+0x1ed/0x520
[  344.029799] 3*4096kB 
[  344.031773]  ? call_timer_fn+0x1db/0x920
[  344.035716] (M) 
[  344.038137]  ? nohz_balance_exit_idle+0x65/0x3f0
[  344.042167] = 25180kB
[  344.042176] Node 0 
[  344.044160]  ? update_curr+0x4cf/0xbe0
[  344.048889] Normal: 
[  344.051333]  discover_timer+0x50/0x60
[  344.053549] 694*4kB 
[  344.057432]  call_timer_fn+0x272/0x920
[  344.059725] (UMEH) 
[  344.063517]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  344.065820] 370*8kB 
[  344.069697]  ? process_timeout+0x40/0x40
[  344.071915] (UMEH) 
[  344.076762]  ? trace_hardirqs_off+0xb8/0x310
[  344.079061] 193*16kB 
[  344.083115]  ? kasan_check_read+0x11/0x20
[  344.085347] (UMEH) 
[  344.089747]  ? do_raw_spin_unlock+0xa7/0x2f0
[  344.092131] 79*32kB 
[  344.096276]  ? trace_hardirqs_on+0x310/0x310
[  344.098503] (UMEH) 
[  344.102911]  ? __run_timers+0x7da/0xc70
[  344.105211] 32*64kB 
[  344.109611]  ? lock_downgrade+0x900/0x900
[  344.111821] (UM) 
[  344.115791]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  344.118091] 5*128kB 
[  344.122233]  ? trace_hardirqs_on+0xbd/0x310
[  344.124302] (UM) 
[  344.129400]  ? kasan_check_read+0x11/0x20
[  344.131704] 0*256kB 
[  344.136027]  ? __run_timers+0x7da/0xc70
[  344.138065] 0*512kB 
[  344.142231]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  344.144532] 0*1024kB 
[  344.148498]  ? kasan_check_write+0x14/0x20
[  344.150797] 0*2048kB 
[  344.156239]  ? do_raw_spin_lock+0xc1/0x200
[  344.158638] 0*4096kB 
[  344.162867]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  344.165257] = 14040kB
[  344.169484]  __run_timers+0x7e5/0xc70
[  344.171889] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  344.176737]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  344.179127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  344.182933]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  344.191749] 163 total pagecache pages
[  344.197106]  ? timerqueue_add+0x207/0x2b0
[  344.205655] 0 pages in swap cache
[  344.210662]  ? enqueue_hrtimer+0x1a5/0x560
[  344.214453] Swap cache stats: add 0, delete 0, find 0/0
[  344.218588]  ? lock_release+0x970/0x970
[  344.222017] Free swap  = 0kB
[  344.226254]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  344.231595] Total swap = 0kB
[  344.235560]  ? kasan_check_write+0x14/0x20
[  344.238556] 1965979 pages RAM
[  344.243738]  ? pvclock_read_flags+0x160/0x160
[  344.246732] 0 pages HighMem/MovableOnly
[  344.250961]  ? lock_downgrade+0x900/0x900
[  344.254046] 342307 pages reserved
[  344.258547]  ? trace_hardirqs_on+0xbd/0x310
[  344.262493] 0 pages cma reserved
[  344.266634]  ? kvm_sched_clock_read+0x9/0x20
[  344.270139] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  344.274370]  ? irq_exit+0x17f/0x1c0
[  344.274385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.274405]  ? check_preemption_disabled+0x48/0x200
[  344.277810] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  344.282156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.288622] ksoftirqd/0 cpuset=
[  344.292244]  run_timer_softirq+0x52/0xb0
[  344.297751] /
[  344.302763]  ? __this_cpu_preempt_check+0x1c/0x1f
[  344.313051]  mems_allowed=0
[  344.318579]  __do_softirq+0x30b/0xad8
[  344.339099]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  344.344199]  ? pvclock_read_flags+0x160/0x160
[  344.348697]  ? lapic_next_event+0x5a/0x90
[  344.352839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.358369]  ? clockevents_program_event+0x140/0x370
[  344.363471]  ? kvm_clock_read+0x18/0x30
[  344.367442]  ? kvm_sched_clock_read+0x9/0x20
[  344.371858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.377391]  ? check_preemption_disabled+0x48/0x200
[  344.382417]  irq_exit+0x17f/0x1c0
[  344.385912]  smp_apic_timer_interrupt+0x1cb/0x760
[  344.390754]  ? smp_reschedule_interrupt+0x109/0x650
[  344.395765]  ? smp_call_function_single_interrupt+0x650/0x650
[  344.401647]  ? interrupt_entry+0xb5/0xf0
[  344.405707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  344.410719]  ? trace_hardirqs_off_caller+0xbb/0x310
[  344.415733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.420572]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.425586]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.430614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.436146]  ? check_preemption_disabled+0x48/0x200
[  344.441166]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.446014]  apic_timer_interrupt+0xf/0x20
[  344.450252]  </IRQ>
[  344.452498] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  344.458564] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  344.477465] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  344.485184] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  344.492619] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  344.499890] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  344.507162] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  344.514436] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  344.521710]  ? unmap_page_range+0xf56/0x2030
[  344.526116]  ? unmap_page_range+0x15ec/0x2030
[  344.530663]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  344.535654]  ? mark_held_locks+0x130/0x130
[  344.539902]  ? mark_held_locks+0x130/0x130
[  344.544146]  ? mark_held_locks+0x130/0x130
[  344.548385]  ? mark_held_locks+0x130/0x130
[  344.552634]  ? lock_downgrade+0x900/0x900
[  344.556788]  ? lock_downgrade+0x900/0x900
[  344.560951]  ? mark_held_locks+0x130/0x130
[  344.565185]  ? mark_held_locks+0x130/0x130
[  344.569418]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  344.574441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.579971]  ? uprobe_munmap+0x14c/0x450
[  344.584033]  ? uprobe_mmap+0xd50/0xd50
[  344.587924]  ? is_bpf_text_address+0xac/0x170
[  344.592459]  unmap_single_vma+0x19b/0x310
[  344.596607]  unmap_vmas+0x125/0x200
[  344.600235]  exit_mmap+0x2be/0x590
[  344.603770]  ? __ia32_sys_munmap+0x80/0x80
[  344.608034]  ? __might_sleep+0x95/0x190
[  344.612006]  mmput+0x247/0x610
[  344.615193]  ? lock_downgrade+0x900/0x900
[  344.619335]  ? set_mm_exe_file+0x200/0x200
[  344.623570]  ? kasan_check_read+0x11/0x20
[  344.627715]  ? do_raw_spin_unlock+0xa7/0x2f0
[  344.632128]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  344.636710]  ? kasan_check_write+0x14/0x20
[  344.641343]  ? do_raw_spin_lock+0xc1/0x200
[  344.645578]  do_exit+0xe6f/0x2610
[  344.649042]  ? mm_update_next_owner+0x990/0x990
[  344.653730]  ? pick_next_task_fair+0x990/0x16d0
[  344.658406]  ? trace_hardirqs_off+0xb8/0x310
[  344.662823]  ? mark_held_locks+0x130/0x130
[  344.667057]  ? lock_acquire+0x1ed/0x520
[  344.671031]  ? pipe_wait+0x266/0x2c0
[  344.674751]  ? mark_held_locks+0x130/0x130
[  344.679014]  ? arch_local_save_flags+0x40/0x40
[  344.683593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.689139]  ? __mutex_lock+0x85e/0x1700
[  344.693194]  ? __switch_to_asm+0x34/0x70
[  344.697253]  ? __switch_to_asm+0x40/0x70
[  344.701320]  ? __switch_to_asm+0x34/0x70
[  344.705388]  ? pipe_wait+0x266/0x2c0
[  344.709098]  ? __switch_to_asm+0x34/0x70
[  344.713152]  ? __switch_to_asm+0x34/0x70
[  344.717252]  ? mutex_trylock+0x2b0/0x2b0
[  344.721315]  ? __schedule+0x874/0x1ed0
[  344.725219]  ? __sched_text_start+0x8/0x8
[  344.729364]  ? lock_downgrade+0x900/0x900
[  344.733521]  ? memset+0x31/0x40
[  344.736819]  ? __dequeue_signal+0xf9/0x7d0
[  344.741051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.746596]  ? recalc_sigpending_tsk+0x140/0x180
[  344.751363]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  344.756903]  ? get_signal+0x95b/0x1980
[  344.760804]  ? lock_downgrade+0x900/0x900
[  344.764958]  do_group_exit+0x177/0x440
[  344.768864]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  344.774325]  ? __ia32_sys_exit+0x50/0x50
[  344.778387]  ? kasan_check_write+0x14/0x20
[  344.782625]  ? do_raw_spin_lock+0xc1/0x200
[  344.786862]  get_signal+0x8b0/0x1980
[  344.790588]  ? ptrace_notify+0x130/0x130
[  344.794648]  ? finish_wait+0x430/0x430
[  344.798539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.804082]  ? pipe_read+0x702/0x940
[  344.807794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.813371]  do_signal+0x9c/0x21e0
[  344.816928]  ? __vfs_read+0x11f/0x9b0
[  344.820743]  ? vfs_copy_file_range+0xb90/0xb90
[  344.825327]  ? setup_sigcontext+0x7d0/0x7d0
[  344.829682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.835225]  exit_to_usermode_loop+0x2e5/0x380
[  344.839815]  ? syscall_slow_exit_work+0x520/0x520
[  344.844655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.850197]  do_syscall_64+0x6be/0x820
[  344.854084]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  344.859451]  ? syscall_return_slowpath+0x5e0/0x5e0
[  344.864382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.869224]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.874240]  ? prepare_exit_to_usermode+0x291/0x3b0
[  344.879256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.884106]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  344.889292] RIP: 0033:0x410fd0
[  344.892493] Code: Bad RIP value.
[  344.895854] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  344.903560] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  344.910833] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  344.918097] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  344.925360] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  344.932624] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  344.939914] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  344.939989] aoe: skb alloc failure
[  344.946678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  344.946682] Call Trace:
[  344.946704]  dump_stack+0x1c4/0x2b4
[  344.946722]  ? dump_stack_print_info.cold.2+0x52/0x52
[  344.950266] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  344.959596]  warn_alloc.cold.119+0xb7/0x1bd
[  344.962155] syz-executor2 cpuset=
[  344.965774]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  344.970955] syz2
[  344.981447]  ? lock_downgrade+0x900/0x900
[  344.985746]  mems_allowed=0
[  344.989192]  ? trace_hardirqs_off+0xb8/0x310
[  345.007437]  ? trace_hardirqs_off+0xb8/0x310
[  345.011846]  __alloc_pages_slowpath+0x2667/0x2d80
[  345.016697]  ? mark_held_locks+0x130/0x130
[  345.020939]  ? warn_alloc+0x120/0x120
[  345.024741]  ? warn_alloc+0x120/0x120
[  345.028561]  ? warn_alloc+0x120/0x120
[  345.032357]  ? mark_held_locks+0x130/0x130
[  345.036592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.042141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.047675]  ? should_fail+0x22d/0xd01
[  345.051561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.056658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.062196]  ? should_fail+0x22d/0xd01
[  345.066098]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.071228]  ? should_fail+0x22d/0xd01
[  345.075135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.080242]  ? mark_held_locks+0x130/0x130
[  345.084482]  ? mark_held_locks+0x130/0x130
[  345.088716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.094252]  ? trace_hardirqs_off+0xb8/0x310
[  345.098655]  ? kasan_check_read+0x11/0x20
[  345.102814]  ? do_raw_spin_unlock+0xa7/0x2f0
[  345.107235]  ? trace_hardirqs_on+0x310/0x310
[  345.111638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.117183]  ? wq_watchdog_touch+0x9c/0xfe
[  345.121416]  ? io_serial_in+0x11/0x90
[  345.125215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.130754]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  345.135870]  __alloc_pages_nodemask+0xa80/0xde0
[  345.140548]  ? should_fail+0x22d/0xd01
[  345.144437]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  345.149467]  ? ____cache_alloc_node+0x1c7/0x1e0
[  345.154146]  ? lock_downgrade+0x900/0x900
[  345.158310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.163860]  cache_grow_begin+0x91/0x8c0
[  345.167932]  ? do_raw_spin_unlock+0xa7/0x2f0
[  345.172342]  fallback_alloc+0x203/0x2e0
[  345.176316]  ____cache_alloc_node+0x1c7/0x1e0
[  345.180809]  kmem_cache_alloc_node+0xe3/0x730
[  345.185314]  ? ipv6_get_ifaddr+0x42e/0x620
[  345.189554]  __alloc_skb+0x119/0x770
[  345.193269]  ? skb_scrub_packet+0x490/0x490
[  345.197608]  ? lock_downgrade+0x900/0x900
[  345.201766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.207313]  ? refcount_sub_and_test_checked+0x203/0x310
[  345.212777]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  345.218229]  ? addrconf_rs_timer+0x690/0x690
[  345.222643]  ndisc_alloc_skb+0x144/0x340
[  345.226706]  ndisc_send_rs+0x331/0x6e0
[  345.230658]  addrconf_rs_timer+0x314/0x690
[  345.234908]  ? lock_release+0x970/0x970
[  345.238889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.243148]  call_timer_fn+0x272/0x920
[  345.247038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.251274]  ? process_timeout+0x40/0x40
[  345.255340]  ? kasan_check_read+0x11/0x20
[  345.259486]  ? do_raw_spin_unlock+0xa7/0x2f0
[  345.263915]  ? trace_hardirqs_on+0x310/0x310
[  345.268340]  ? __run_timers+0x7da/0xc70
[  345.272311]  ? lock_downgrade+0x900/0x900
[  345.276462]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  345.281564]  ? trace_hardirqs_on+0xbd/0x310
[  345.285877]  ? kasan_check_read+0x11/0x20
[  345.290036]  ? __run_timers+0x7da/0xc70
[  345.294011]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  345.299461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.304998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.309238]  __run_timers+0x7e5/0xc70
[  345.313069]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  345.318443]  ? lock_downgrade+0x900/0x900
[  345.322592]  ? finish_task_switch+0x1b5/0x900
[  345.327096]  ? trace_hardirqs_on+0xbd/0x310
[  345.331426]  ? kasan_check_read+0x11/0x20
[  345.335578]  ? finish_task_switch+0x1f5/0x900
[  345.340076]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  345.345524]  ? compat_start_thread+0x80/0x80
[  345.349938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.355494]  ? pvclock_read_flags+0x160/0x160
[  345.359984]  ? __switch_to_asm+0x34/0x70
[  345.364044]  ? __switch_to_asm+0x34/0x70
[  345.368114]  ? __switch_to_asm+0x40/0x70
[  345.372195]  ? __switch_to_asm+0x40/0x70
[  345.376251]  ? __switch_to_asm+0x34/0x70
[  345.380308]  ? __switch_to_asm+0x40/0x70
[  345.384392]  ? trace_hardirqs_on+0xbd/0x310
[  345.388714]  ? kvm_sched_clock_read+0x9/0x20
[  345.393138]  ? run_ksoftirqd+0x94/0x100
[  345.397112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.402661]  ? check_preemption_disabled+0x48/0x200
[  345.407673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.413213]  run_timer_softirq+0x52/0xb0
[  345.417275]  ? __this_cpu_preempt_check+0x1c/0x1f
[  345.422115]  __do_softirq+0x30b/0xad8
[  345.426422]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  345.431521]  ? trace_hardirqs_off+0xb8/0x310
[  345.435955]  ? schedule+0x108/0x460
[  345.439596]  ? run_ksoftirqd+0x99/0x100
[  345.443572]  ? trace_hardirqs_off+0xb8/0x310
[  345.448000]  ? smpboot_thread_fn+0x68b/0xa00
[  345.452416]  ? trace_hardirqs_on+0x310/0x310
[  345.456845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.462401]  ? check_preemption_disabled+0x48/0x200
[  345.467416]  ? takeover_tasklets+0xa90/0xa90
[  345.471823]  run_ksoftirqd+0x94/0x100
[  345.475656]  smpboot_thread_fn+0x68b/0xa00
[  345.479889]  ? sort_range+0x30/0x30
[  345.483531]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  345.488647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.494191]  ? __kthread_parkme+0xfb/0x1a0
[  345.498447]  kthread+0x35a/0x420
[  345.501813]  ? sort_range+0x30/0x30
[  345.505444]  ? kthread_bind+0x40/0x40
[  345.509253]  ret_from_fork+0x3a/0x50
[  345.512967] warn_alloc_show_mem: 1 callbacks suppressed
[  345.512978] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  345.512979] Mem-Info:
[  345.513006] active_anon:45632 inactive_anon:123 isolated_anon:0
[  345.513006]  active_file:17 inactive_file:16 isolated_file:0
[  345.513006]  unevictable:0 dirty:0 writeback:0 unstable:0
[  345.513006]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  345.513006]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  345.513006]  free:13774 free_pcp:156 free_cma:0
[  345.518337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  345.518346] Call Trace:
[  345.525535] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  345.528928]  <IRQ>
[  345.561791] Node 0 
[  345.571141]  dump_stack+0x1c4/0x2b4
[  345.573717] 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
[  345.601199]  ? dump_stack_print_info.cold.2+0x52/0x52
[  345.603323] lowmem_reserve[]:
[  345.605559]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  345.609163]  0
[  345.634658]  warn_alloc.cold.119+0xb7/0x1bd
[  345.639816]  2819 6323
[  345.642965]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  345.647878]  6323
[  345.649681]  ? lock_downgrade+0x900/0x900
[  345.656463]  ? trace_hardirqs_off+0xb8/0x310
[  345.661280] Node 0 
[  345.663335]  ? trace_hardirqs_off+0xb8/0x310
[  345.667487] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  345.671869]  __alloc_pages_slowpath+0x2667/0x2d80
[  345.674081] lowmem_reserve[]:
[  345.678492]  ? warn_alloc+0x120/0x120
[  345.705001]  0
[  345.709856]  ? enqueue_hrtimer+0x1a5/0x560
[  345.712942]  0
[  345.716741]  ? warn_alloc+0x120/0x120
[  345.718537]  3503
[  345.722781]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  345.724556]  3503
[  345.728350]  ? warn_alloc+0x120/0x120
[  345.736219]  ? kasan_check_write+0x14/0x20
[  345.738256] Node 0 
[  345.742047]  ? mark_held_locks+0x130/0x130
[  345.746285] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  345.748490]  ? mark_held_locks+0x130/0x130
[  345.752699] lowmem_reserve[]:
[  345.780998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.785207]  0
[  345.788307]  ? should_fail+0x22d/0xd01
[  345.793823]  0
[  345.795620]  ? put_dec_trunc8+0x273/0x300
[  345.799477]  0
[  345.801277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.805396]  0
[  345.807203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.814106]  ? should_fail+0x22d/0xd01
[  345.819616] Node 0 
[  345.823506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.823509] DMA: 1*4kB 
[  345.825758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.831272] (U) 
[  345.833850]  ? should_fail+0x22d/0xd01
[  345.838930] 0*8kB 
[  345.840911]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.844780] 0*16kB 
[  345.846942]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  345.852018] 1*32kB 
[  345.854260]  ? format_decode+0x1b2/0xaf0
[  345.859782] (U) 
[  345.862015]  ? mark_held_locks+0x130/0x130
[  345.866053] 2*64kB 
[  345.868024]  ? mark_held_locks+0x130/0x130
[  345.872232] (U) 
[  345.874462]  ? lock_downgrade+0x900/0x900
[  345.878669] 1*128kB 
[  345.880666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.884787] (U) 
[  345.887117]  ? trace_hardirqs_off+0xb8/0x310
[  345.892628] 1*256kB 
[  345.894620]  ? kasan_check_read+0x11/0x20
[  345.899002] (U) 
[  345.901320]  ? do_raw_spin_unlock+0xa7/0x2f0
[  345.905443] 0*512kB 
[  345.907416]  ? trace_hardirqs_on+0x310/0x310
[  345.911803] 1*1024kB 
[  345.914126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.918509] (U) 
[  345.920921]  ? wq_watchdog_touch+0x9c/0xfe
[  345.926442] 1*2048kB 
[  345.928408]  ? io_serial_in+0x11/0x90
[  345.932616] (M) 
[  345.935031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.938806] 3*4096kB 
[  345.940795]  __alloc_pages_nodemask+0xa80/0xde0
[  345.946315] (M) 
[  345.948746]  ? should_fail+0x22d/0xd01
[  345.953391] = 15908kB
[  345.955364]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  345.959225] Node 0 
[  345.961643]  ? kasan_check_write+0x14/0x20
[  345.966633] DMA32: 
[  345.968868]  ? ____cache_alloc_node+0x1c7/0x1e0
[  345.973085] 5*4kB 
[  345.975326]  ? lock_downgrade+0x900/0x900
[  345.979971] (UM) 
[  345.982124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.986243] 1*8kB 
[  345.988296]  cache_grow_begin+0x91/0x8c0
[  345.993805] (U) 
[  345.995960]  ? do_raw_spin_unlock+0xa7/0x2f0
[  346.000009] 2*16kB 
[  346.001977]  fallback_alloc+0x203/0x2e0
[  346.006358] (M) 
[  346.008627]  ____cache_alloc_node+0x1c7/0x1e0
[  346.012578] 3*32kB 
[  346.014548]  kmem_cache_alloc_node+0xe3/0x730
[  346.019017] (UM) 
[  346.021248]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  346.025719] 5*64kB 
[  346.027772]  __alloc_skb+0x119/0x770
[  346.032846] (UM) 
[  346.035090]  ? calc_wheel_index+0x220/0x220
[  346.038777] 3*128kB 
[  346.040830]  ? skb_scrub_packet+0x490/0x490
[  346.045137] (M) 
[  346.047460]  ? vprintk_default+0x28/0x30
[  346.051752] 3*256kB 
[  346.053718]  ? vprintk_func+0x85/0x181
[  346.057756] (M) 
[  346.060078]  ? printk+0xa7/0xcf
[  346.063951] 4*512kB 
[  346.065925]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  346.069191] (UM) 
[  346.071509]  ? cpu_load_update+0x360/0x360
[  346.076237] 3*1024kB 
[  346.078292]  new_skb+0x26/0x1c0
[  346.082501] (UM) 
[  346.084913]  aoecmd_cfg+0x279/0x7f0
[  346.088194] 3*2048kB 
[  346.090248]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  346.093845] (M) 
[  346.096250]  ? lock_acquire+0x1ed/0x520
[  346.100543] 3*4096kB 
[  346.102511]  ? call_timer_fn+0x1db/0x920
[  346.106458] (M) 
[  346.108862]  ? nohz_balance_exit_idle+0x65/0x3f0
[  346.112904] = 25180kB
[  346.114872]  ? update_curr+0x4cf/0xbe0
[  346.119623] Node 0 
[  346.122034]  discover_timer+0x50/0x60
[  346.125906] Normal: 
[  346.128157]  call_timer_fn+0x272/0x920
[  346.131938] 694*4kB 
[  346.134281]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  346.138139] (UMEH) 
[  346.140460]  ? process_timeout+0x40/0x40
[  346.145280] 370*8kB 
[  346.147509]  ? trace_hardirqs_off+0xb8/0x310
[  346.151544] (UMEH) 
[  346.153857]  ? kasan_check_read+0x11/0x20
[  346.158250] 193*16kB 
[  346.160480]  ? do_raw_spin_unlock+0xa7/0x2f0
[  346.164599] (UMEH) 
[  346.167005]  ? trace_hardirqs_on+0x310/0x310
[  346.171398] 79*32kB 
[  346.173626]  ? __run_timers+0x7da/0xc70
[  346.178017] (UMEH) 
[  346.180332]  ? lock_downgrade+0x900/0x900
[  346.184286] 32*64kB 
[  346.186519]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  346.190642] (UM) 
[  346.192968]  ? trace_hardirqs_on+0xbd/0x310
[  346.198047] 5*128kB 
[  346.200123]  ? kasan_check_read+0x11/0x20
[  346.204417] (UM) 
[  346.206739]  ? __run_timers+0x7da/0xc70
[  346.210871] 0*256kB 
[  346.212965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  346.216929] 0*512kB 
[  346.219237]  ? kasan_check_write+0x14/0x20
[  346.224666] 0*1024kB 
[  346.226980]  ? do_raw_spin_lock+0xc1/0x200
[  346.231187] 0*2048kB 
[  346.233587]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  346.237798] 0*4096kB 
[  346.240213]  __run_timers+0x7e5/0xc70
[  346.245030] = 14040kB
[  346.247448]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  346.251235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  346.253647]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  346.258991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  346.267815]  ? timerqueue_add+0x207/0x2b0
[  346.272811] 163 total pagecache pages
[  346.281375]  ? enqueue_hrtimer+0x1a5/0x560
[  346.285517] 0 pages in swap cache
[  346.289310]  ? lock_release+0x970/0x970
[  346.293522] Swap cache stats: add 0, delete 0, find 0/0
[  346.296963]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  346.300949] Free swap  = 0kB
[  346.306302]  ? kasan_check_write+0x14/0x20
[  346.311485] Total swap = 0kB
[  346.314500]  ? pvclock_read_flags+0x160/0x160
[  346.318712] 1965979 pages RAM
[  346.321732]  ? lock_downgrade+0x900/0x900
[  346.326202] 0 pages HighMem/MovableOnly
[  346.329298]  ? trace_hardirqs_on+0xbd/0x310
[  346.333435] 342307 pages reserved
[  346.337400]  ? kvm_sched_clock_read+0x9/0x20
[  346.341692] 0 pages cma reserved
[  346.345158]  ? irq_exit+0x17f/0x1c0
[  346.349594] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  346.352906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.352922]  ? check_preemption_disabled+0x48/0x200
[  346.352934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.352950]  run_timer_softirq+0x52/0xb0
[  346.356606] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  346.363051]  ? __this_cpu_preempt_check+0x1c/0x1f
[  346.368559] ksoftirqd/0 cpuset=
[  346.373594]  __do_softirq+0x30b/0xad8
[  346.379107] /
[  346.383168]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  346.393462]  mems_allowed=0
[  346.398298]  ? pvclock_read_flags+0x160/0x160
[  346.419517]  ? lapic_next_event+0x5a/0x90
[  346.423695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.429227]  ? clockevents_program_event+0x140/0x370
[  346.434328]  ? kvm_clock_read+0x18/0x30
[  346.438321]  ? kvm_sched_clock_read+0x9/0x20
[  346.442726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.448283]  ? check_preemption_disabled+0x48/0x200
[  346.453303]  irq_exit+0x17f/0x1c0
[  346.456753]  smp_apic_timer_interrupt+0x1cb/0x760
[  346.461592]  ? smp_reschedule_interrupt+0x109/0x650
[  346.466606]  ? smp_call_function_single_interrupt+0x650/0x650
[  346.472488]  ? interrupt_entry+0xb5/0xf0
[  346.476543]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.481558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.486573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.491410]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.496443]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.501457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.506991]  ? check_preemption_disabled+0x48/0x200
[  346.512008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.516851]  apic_timer_interrupt+0xf/0x20
[  346.521076]  </IRQ>
[  346.523313] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  346.529366] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  346.548763] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  346.556495] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  346.563765] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  346.571032] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  346.578295] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  346.585559] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  346.592838]  ? unmap_page_range+0xf56/0x2030
[  346.597254]  ? unmap_page_range+0x15ec/0x2030
[  346.601760]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  346.606250]  ? mark_held_locks+0x130/0x130
[  346.610499]  ? mark_held_locks+0x130/0x130
[  346.614731]  ? mark_held_locks+0x130/0x130
[  346.618965]  ? mark_held_locks+0x130/0x130
[  346.623197]  ? lock_downgrade+0x900/0x900
[  346.627354]  ? lock_downgrade+0x900/0x900
[  346.631520]  ? mark_held_locks+0x130/0x130
[  346.635753]  ? mark_held_locks+0x130/0x130
[  346.639983]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  346.644996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.650529]  ? uprobe_munmap+0x14c/0x450
[  346.654586]  ? uprobe_mmap+0xd50/0xd50
[  346.658472]  ? is_bpf_text_address+0xac/0x170
[  346.662984]  unmap_single_vma+0x19b/0x310
[  346.667145]  unmap_vmas+0x125/0x200
[  346.670771]  exit_mmap+0x2be/0x590
[  346.674319]  ? __ia32_sys_munmap+0x80/0x80
[  346.678563]  ? __might_sleep+0x95/0x190
[  346.682533]  mmput+0x247/0x610
[  346.685725]  ? lock_downgrade+0x900/0x900
[  346.689875]  ? set_mm_exe_file+0x200/0x200
[  346.694117]  ? kasan_check_read+0x11/0x20
[  346.698258]  ? do_raw_spin_unlock+0xa7/0x2f0
[  346.702669]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  346.707246]  ? kasan_check_write+0x14/0x20
[  346.711477]  ? do_raw_spin_lock+0xc1/0x200
[  346.715712]  do_exit+0xe6f/0x2610
[  346.719165]  ? mm_update_next_owner+0x990/0x990
[  346.723836]  ? pick_next_task_fair+0x990/0x16d0
[  346.728539]  ? trace_hardirqs_off+0xb8/0x310
[  346.732966]  ? mark_held_locks+0x130/0x130
[  346.737202]  ? lock_acquire+0x1ed/0x520
[  346.741175]  ? pipe_wait+0x266/0x2c0
[  346.744886]  ? mark_held_locks+0x130/0x130
[  346.749129]  ? arch_local_save_flags+0x40/0x40
[  346.753706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.759251]  ? __mutex_lock+0x85e/0x1700
[  346.763320]  ? __switch_to_asm+0x34/0x70
[  346.767378]  ? __switch_to_asm+0x40/0x70
[  346.771437]  ? __switch_to_asm+0x34/0x70
[  346.775495]  ? pipe_wait+0x266/0x2c0
[  346.779207]  ? __switch_to_asm+0x34/0x70
[  346.783268]  ? __switch_to_asm+0x34/0x70
[  346.787355]  ? mutex_trylock+0x2b0/0x2b0
[  346.791413]  ? __schedule+0x874/0x1ed0
[  346.795310]  ? __sched_text_start+0x8/0x8
[  346.799466]  ? lock_downgrade+0x900/0x900
[  346.803618]  ? memset+0x31/0x40
[  346.806906]  ? __dequeue_signal+0xf9/0x7d0
[  346.811142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.816679]  ? recalc_sigpending_tsk+0x140/0x180
[  346.821440]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  346.826981]  ? get_signal+0x95b/0x1980
[  346.830885]  ? lock_downgrade+0x900/0x900
[  346.835049]  do_group_exit+0x177/0x440
[  346.838980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  346.844437]  ? __ia32_sys_exit+0x50/0x50
[  346.848507]  ? kasan_check_write+0x14/0x20
[  346.852751]  ? do_raw_spin_lock+0xc1/0x200
[  346.856988]  get_signal+0x8b0/0x1980
[  346.860715]  ? ptrace_notify+0x130/0x130
[  346.864778]  ? finish_wait+0x430/0x430
[  346.868666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.874199]  ? pipe_read+0x702/0x940
[  346.877921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.883462]  do_signal+0x9c/0x21e0
[  346.887015]  ? __vfs_read+0x11f/0x9b0
[  346.890830]  ? vfs_copy_file_range+0xb90/0xb90
[  346.895430]  ? setup_sigcontext+0x7d0/0x7d0
[  346.899783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.905325]  exit_to_usermode_loop+0x2e5/0x380
[  346.909914]  ? syscall_slow_exit_work+0x520/0x520
[  346.914766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.920317]  do_syscall_64+0x6be/0x820
[  346.924202]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  346.929568]  ? syscall_return_slowpath+0x5e0/0x5e0
[  346.934492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.939343]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.944373]  ? prepare_exit_to_usermode+0x291/0x3b0
[  346.949389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.954260]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  346.959445] RIP: 0033:0x410fd0
[  346.962635] Code: Bad RIP value.
[  346.965994] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  346.973693] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  346.980953] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  346.988214] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  346.995474] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  347.002736] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  347.010039] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  347.010111] aoe: skb alloc failure
[  347.016816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  347.016821] Call Trace:
[  347.016839]  dump_stack+0x1c4/0x2b4
[  347.016857]  ? dump_stack_print_info.cold.2+0x52/0x52
[  347.020400] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.029733]  warn_alloc.cold.119+0xb7/0x1bd
[  347.032291] syz-executor2 cpuset=
[  347.035948]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.041109] syz2
[  347.051591]  ? lock_downgrade+0x900/0x900
[  347.055889]  mems_allowed=0
[  347.059356]  ? trace_hardirqs_off+0xb8/0x310
[  347.077593]  ? trace_hardirqs_off+0xb8/0x310
[  347.082003]  __alloc_pages_slowpath+0x2667/0x2d80
[  347.086857]  ? mark_held_locks+0x130/0x130
[  347.091099]  ? warn_alloc+0x120/0x120
[  347.094930]  ? warn_alloc+0x120/0x120
[  347.098732]  ? warn_alloc+0x120/0x120
[  347.102530]  ? mark_held_locks+0x130/0x130
[  347.106767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.112301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.117838]  ? should_fail+0x22d/0xd01
[  347.121740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.126837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.132371]  ? should_fail+0x22d/0xd01
[  347.136273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.141368]  ? should_fail+0x22d/0xd01
[  347.145276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.150754]  ? mark_held_locks+0x130/0x130
[  347.155005]  ? mark_held_locks+0x130/0x130
[  347.159241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.164781]  ? trace_hardirqs_off+0xb8/0x310
[  347.169201]  ? kasan_check_read+0x11/0x20
[  347.173346]  ? do_raw_spin_unlock+0xa7/0x2f0
[  347.177753]  ? trace_hardirqs_on+0x310/0x310
[  347.182171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.187706]  ? wq_watchdog_touch+0x9c/0xfe
[  347.191981]  ? io_serial_in+0x11/0x90
[  347.195777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.201315]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  347.206427]  __alloc_pages_nodemask+0xa80/0xde0
[  347.211107]  ? should_fail+0x22d/0xd01
[  347.215014]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  347.220040]  ? ____cache_alloc_node+0x1c7/0x1e0
[  347.224706]  ? lock_downgrade+0x900/0x900
[  347.228858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.234396]  cache_grow_begin+0x91/0x8c0
[  347.238457]  ? do_raw_spin_unlock+0xa7/0x2f0
[  347.242869]  fallback_alloc+0x203/0x2e0
[  347.246864]  ____cache_alloc_node+0x1c7/0x1e0
[  347.251368]  kmem_cache_alloc_node+0xe3/0x730
[  347.255874]  ? ipv6_get_ifaddr+0x42e/0x620
[  347.260124]  __alloc_skb+0x119/0x770
[  347.263836]  ? skb_scrub_packet+0x490/0x490
[  347.268171]  ? lock_downgrade+0x900/0x900
[  347.272325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.277859]  ? refcount_sub_and_test_checked+0x203/0x310
[  347.283312]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  347.288765]  ? addrconf_rs_timer+0x690/0x690
[  347.293190]  ndisc_alloc_skb+0x144/0x340
[  347.297262]  ndisc_send_rs+0x331/0x6e0
[  347.301165]  addrconf_rs_timer+0x314/0x690
[  347.305430]  ? lock_release+0x970/0x970
[  347.309430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.313676]  call_timer_fn+0x272/0x920
[  347.317566]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.321802]  ? process_timeout+0x40/0x40
[  347.325862]  ? kasan_check_read+0x11/0x20
[  347.330010]  ? do_raw_spin_unlock+0xa7/0x2f0
[  347.334782]  ? trace_hardirqs_on+0x310/0x310
[  347.339191]  ? __run_timers+0x7da/0xc70
[  347.343162]  ? lock_downgrade+0x900/0x900
[  347.347309]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  347.352865]  ? trace_hardirqs_on+0xbd/0x310
[  347.357190]  ? kasan_check_read+0x11/0x20
[  347.361339]  ? __run_timers+0x7da/0xc70
[  347.365313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  347.370763]  ? kasan_check_write+0x14/0x20
[  347.374996]  ? do_raw_spin_lock+0xc1/0x200
[  347.379239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.383492]  __run_timers+0x7e5/0xc70
[  347.387296]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  347.392669]  ? lock_downgrade+0x900/0x900
[  347.396815]  ? finish_task_switch+0x1b5/0x900
[  347.401308]  ? trace_hardirqs_on+0xbd/0x310
[  347.405625]  ? kasan_check_read+0x11/0x20
[  347.409771]  ? finish_task_switch+0x1f5/0x900
[  347.414268]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  347.419729]  ? compat_start_thread+0x80/0x80
[  347.424565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.430127]  ? pvclock_read_flags+0x160/0x160
[  347.434622]  ? __switch_to_asm+0x34/0x70
[  347.438677]  ? __switch_to_asm+0x34/0x70
[  347.442780]  ? __switch_to_asm+0x40/0x70
[  347.446842]  ? __switch_to_asm+0x40/0x70
[  347.450905]  ? __switch_to_asm+0x34/0x70
[  347.454968]  ? __switch_to_asm+0x40/0x70
[  347.459041]  ? trace_hardirqs_on+0xbd/0x310
[  347.463359]  ? kvm_sched_clock_read+0x9/0x20
[  347.467763]  ? run_ksoftirqd+0x94/0x100
[  347.471734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.477265]  ? check_preemption_disabled+0x48/0x200
[  347.482270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.487803]  run_timer_softirq+0x52/0xb0
[  347.491860]  ? __this_cpu_preempt_check+0x1c/0x1f
[  347.496703]  __do_softirq+0x30b/0xad8
[  347.500504]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  347.505599]  ? trace_hardirqs_off+0xb8/0x310
[  347.510009]  ? schedule+0x108/0x460
[  347.513639]  ? run_ksoftirqd+0x99/0x100
[  347.517608]  ? trace_hardirqs_off+0xb8/0x310
[  347.522010]  ? smpboot_thread_fn+0x68b/0xa00
[  347.526410]  ? trace_hardirqs_on+0x310/0x310
[  347.530819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.536397]  ? check_preemption_disabled+0x48/0x200
[  347.541408]  ? takeover_tasklets+0xa90/0xa90
[  347.545812]  run_ksoftirqd+0x94/0x100
[  347.549629]  smpboot_thread_fn+0x68b/0xa00
[  347.553867]  ? sort_range+0x30/0x30
[  347.557499]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  347.562601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.568156]  ? __kthread_parkme+0xfb/0x1a0
[  347.572387]  kthread+0x35a/0x420
[  347.575744]  ? sort_range+0x30/0x30
[  347.579361]  ? kthread_bind+0x40/0x40
[  347.583154]  ret_from_fork+0x3a/0x50
[  347.586905] warn_alloc_show_mem: 1 callbacks suppressed
[  347.586917] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  347.586919] Mem-Info:
[  347.592289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  347.599477] active_anon:45632 inactive_anon:123 isolated_anon:0
[  347.599477]  active_file:17 inactive_file:16 isolated_file:0
[  347.599477]  unevictable:0 dirty:0 writeback:0 unstable:0
[  347.599477]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  347.599477]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  347.599477]  free:13774 free_pcp:156 free_cma:0
[  347.601847] Call Trace:
[  347.611229] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  347.644204]  <IRQ>
[  347.646773] Node 0 
[  347.674285]  dump_stack+0x1c4/0x2b4
[  347.676433] 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
[  347.678644]  ? dump_stack_print_info.cold.2+0x52/0x52
[  347.682243] lowmem_reserve[]:
[  347.707764]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  347.712931]  0
[  347.716031]  warn_alloc.cold.119+0xb7/0x1bd
[  347.720939]  2819
[  347.722752]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.727049]  6323
[  347.729111]  ? lock_downgrade+0x900/0x900
[  347.733943]  6323
[  347.736014]  ? trace_hardirqs_off+0xb8/0x310
[  347.742205]  ? trace_hardirqs_off+0xb8/0x310
[  347.746588] Node 0 DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  347.751019]  __alloc_pages_slowpath+0x2667/0x2d80
[  347.751048]  ? warn_alloc+0x120/0x120
[  347.778161] lowmem_reserve[]: 0
[  347.783006]  ? enqueue_hrtimer+0x1a5/0x560
[  347.786785]  0
[  347.790057]  ? warn_alloc+0x120/0x120
[  347.794264]  3503
[  347.796073]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  347.799842]  3503
[  347.801913]  ? warn_alloc+0x120/0x120
[  347.809747]  ? kasan_check_write+0x14/0x20
[  347.813537] Node 0 
[  347.817765]  ? mark_held_locks+0x130/0x130
[  347.817797] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  347.817804] lowmem_reserve[]:
[  347.820037]  ? mark_held_locks+0x130/0x130
[  347.824251]  0
[  347.852531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.855634]  0
[  347.859879]  ? should_fail+0x22d/0xd01
[  347.861663]  0
[  347.867195]  ? put_dec_trunc8+0x273/0x300
[  347.868982]  0
[  347.872880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.878808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.880588] Node 0 
[  347.885684]  ? should_fail+0x22d/0xd01
[  347.891197] DMA: 
[  347.893437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.897297] 1*4kB 
[  347.899356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.904865] (U) 
[  347.907010]  ? should_fail+0x22d/0xd01
[  347.912089] 0*8kB 
[  347.914077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.917974] 0*16kB 1*32kB 
[  347.920129]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  347.925204] (U) 
[  347.928046]  ? format_decode+0x1b2/0xaf0
[  347.933562] 2*64kB 
[  347.935531]  ? mark_held_locks+0x130/0x130
[  347.939577] (U) 
[  347.941805]  ? mark_held_locks+0x130/0x130
[  347.946014] 1*128kB 
[  347.947985]  ? lock_downgrade+0x900/0x900
[  347.952195] (U) 
[  347.954523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.958658] 1*256kB 
[  347.960630]  ? trace_hardirqs_off+0xb8/0x310
[  347.966154] (U) 
[  347.968483]  ? kasan_check_read+0x11/0x20
[  347.972868] 0*512kB 
[  347.974837]  ? do_raw_spin_unlock+0xa7/0x2f0
[  347.978954] 1*1024kB (U) 
[  347.981281]  ? trace_hardirqs_on+0x310/0x310
[  347.985669] 1*2048kB (M) 
[  347.988442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.992833] 3*4096kB 
[  347.995594]  ? wq_watchdog_touch+0x9c/0xfe
[  348.001112] (M) = 15908kB
[  348.003536]  ? io_serial_in+0x11/0x90
[  348.007746] Node 0 
[  348.010500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.014277] DMA32: 
[  348.016513]  __alloc_pages_nodemask+0xa80/0xde0
[  348.022035] 5*4kB 
[  348.024269]  ? should_fail+0x22d/0xd01
[  348.028920] (UM) 
[  348.031066]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  348.034929] 1*8kB 
[  348.036990]  ? kasan_check_write+0x14/0x20
[  348.041980] (U) 
[  348.044133]  ? ____cache_alloc_node+0x1c7/0x1e0
[  348.048339] 2*16kB 
[  348.050364]  ? lock_downgrade+0x900/0x900
[  348.055006] (M) 
[  348.057259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.061382] 3*32kB 
[  348.063374]  cache_grow_begin+0x91/0x8c0
[  348.068882] (UM) 
[  348.071128]  ? do_raw_spin_unlock+0xa7/0x2f0
[  348.075177] 5*64kB 
[  348.077243]  fallback_alloc+0x203/0x2e0
[  348.081626] (UM) 
[  348.083854]  ____cache_alloc_node+0x1c7/0x1e0
[  348.087801] 3*128kB 
[  348.089857]  kmem_cache_alloc_node+0xe3/0x730
[  348.094336] (M) 
[  348.096658]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  348.101127] 3*256kB 
[  348.103098]  __alloc_skb+0x119/0x770
[  348.108171] (M) 4*512kB 
[  348.110507]  ? calc_wheel_index+0x220/0x220
[  348.114197] (UM) 
[  348.116862]  ? skb_scrub_packet+0x490/0x490
[  348.121164] 3*1024kB 
[  348.123222]  ? vprintk_default+0x28/0x30
[  348.127516] (UM) 
[  348.129927]  ? vprintk_func+0x85/0x181
[  348.133970] 3*2048kB 
[  348.136025]  ? printk+0xa7/0xcf
[  348.139890] (M) 
[  348.142300]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  348.145568] 3*4096kB 
[  348.147542]  ? cpu_load_update+0x360/0x360
[  348.152272] (M) 
[  348.154688]  new_skb+0x26/0x1c0
[  348.158908] = 25180kB
[  348.160880]  aoecmd_cfg+0x279/0x7f0
[  348.164145] Node 0 
[  348.166552]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  348.170158] Normal: 
[  348.172401]  ? lock_acquire+0x1ed/0x520
[  348.176696] 694*4kB 
[  348.179033]  ? call_timer_fn+0x1db/0x920
[  348.182984] (UMEH) 
[  348.185301]  ? nohz_balance_exit_idle+0x65/0x3f0
[  348.189349] 370*8kB 
[  348.191576]  ? update_curr+0x4cf/0xbe0
[  348.196321] (UMEH) 
[  348.198654]  discover_timer+0x50/0x60
[  348.202515] 193*16kB 
[  348.204746]  call_timer_fn+0x272/0x920
[  348.208517] (UMEH) 
[  348.210926]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  348.214795] 79*32kB 
[  348.217025]  ? process_timeout+0x40/0x40
[  348.221841] (UMEH) 
[  348.224186]  ? trace_hardirqs_off+0xb8/0x310
[  348.228222] 32*64kB 
[  348.230466]  ? kasan_check_read+0x11/0x20
[  348.234873] (UM) 
[  348.237202]  ? do_raw_spin_unlock+0xa7/0x2f0
[  348.241328] 5*128kB 
[  348.243385]  ? trace_hardirqs_on+0x310/0x310
[  348.247770] (UM) 
[  348.250091]  ? __run_timers+0x7da/0xc70
[  348.254488] 0*256kB 
[  348.256544]  ? lock_downgrade+0x900/0x900
[  348.260510] 0*512kB 
[  348.262835]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  348.266961] 0*1024kB 
[  348.269291]  ? trace_hardirqs_on+0xbd/0x310
[  348.274372] 0*2048kB 
[  348.276773]  ? kasan_check_read+0x11/0x20
[  348.281072] 0*4096kB 
[  348.283476]  ? __run_timers+0x7da/0xc70
[  348.287598] = 14040kB
[  348.290001]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  348.293969] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  348.296363]  ? kasan_check_write+0x14/0x20
[  348.301789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  348.301798] 163 total pagecache pages
[  348.310664]  ? do_raw_spin_lock+0xc1/0x200
[  348.314892] 0 pages in swap cache
[  348.323468]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  348.327247] Swap cache stats: add 0, delete 0, find 0/0
[  348.331472]  __run_timers+0x7e5/0xc70
[  348.334904] Free swap  = 0kB
[  348.334913] Total swap = 0kB
[  348.339753]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  348.345087] 1965979 pages RAM
[  348.348877]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  348.351870] 0 pages HighMem/MovableOnly
[  348.354883]  ? timerqueue_add+0x207/0x2b0
[  348.360242] 342307 pages reserved
[  348.363339]  ? enqueue_hrtimer+0x1a5/0x560
[  348.368331] 0 pages cma reserved
[  348.372299]  ? lock_release+0x970/0x970
[  348.376472] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  348.379882]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  348.384175] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  348.387466]  ? kasan_check_write+0x14/0x20
[  348.391417] ksoftirqd/0 cpuset=
[  348.397933]  ? pvclock_read_flags+0x160/0x160
[  348.403119] /
[  348.413437]  ? lock_downgrade+0x900/0x900
[  348.417644]  mems_allowed=0
[  348.420921]  ? trace_hardirqs_on+0xbd/0x310
[  348.438459]  ? kvm_sched_clock_read+0x9/0x20
[  348.442862]  ? irq_exit+0x17f/0x1c0
[  348.446498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.452033]  ? check_preemption_disabled+0x48/0x200
[  348.457046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.462587]  run_timer_softirq+0x52/0xb0
[  348.466665]  ? __this_cpu_preempt_check+0x1c/0x1f
[  348.471517]  __do_softirq+0x30b/0xad8
[  348.475322]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  348.480436]  ? pvclock_read_flags+0x160/0x160
[  348.484936]  ? lapic_next_event+0x5a/0x90
[  348.489109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.494640]  ? clockevents_program_event+0x140/0x370
[  348.499742]  ? kvm_clock_read+0x18/0x30
[  348.503714]  ? kvm_sched_clock_read+0x9/0x20
[  348.508121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.513681]  ? check_preemption_disabled+0x48/0x200
[  348.518713]  irq_exit+0x17f/0x1c0
[  348.522164]  smp_apic_timer_interrupt+0x1cb/0x760
[  348.527006]  ? smp_reschedule_interrupt+0x109/0x650
[  348.532532]  ? smp_call_function_single_interrupt+0x650/0x650
[  348.538416]  ? interrupt_entry+0xb5/0xf0
[  348.542483]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.547499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.552515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.557359]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.562371]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.567384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.572936]  ? check_preemption_disabled+0x48/0x200
[  348.577979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.582846]  apic_timer_interrupt+0xf/0x20
[  348.587071]  </IRQ>
[  348.589314] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  348.595371] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  348.614274] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  348.621994] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  348.629276] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  348.636545] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  348.643816] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  348.651109] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  348.658404]  ? unmap_page_range+0xf56/0x2030
[  348.662825]  ? unmap_page_range+0x15ec/0x2030
[  348.667337]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  348.671859]  ? mark_held_locks+0x130/0x130
[  348.676102]  ? mark_held_locks+0x130/0x130
[  348.680341]  ? mark_held_locks+0x130/0x130
[  348.684577]  ? mark_held_locks+0x130/0x130
[  348.688810]  ? lock_downgrade+0x900/0x900
[  348.692957]  ? lock_downgrade+0x900/0x900
[  348.697110]  ? mark_held_locks+0x130/0x130
[  348.701347]  ? mark_held_locks+0x130/0x130
[  348.705580]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  348.710598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.716134]  ? uprobe_munmap+0x14c/0x450
[  348.720198]  ? uprobe_mmap+0xd50/0xd50
[  348.724090]  ? is_bpf_text_address+0xac/0x170
[  348.728598]  unmap_single_vma+0x19b/0x310
[  348.732748]  unmap_vmas+0x125/0x200
[  348.736378]  exit_mmap+0x2be/0x590
[  348.739922]  ? __ia32_sys_munmap+0x80/0x80
[  348.744171]  ? __might_sleep+0x95/0x190
[  348.748145]  mmput+0x247/0x610
[  348.751337]  ? lock_downgrade+0x900/0x900
[  348.755485]  ? set_mm_exe_file+0x200/0x200
[  348.759725]  ? kasan_check_read+0x11/0x20
[  348.763873]  ? do_raw_spin_unlock+0xa7/0x2f0
[  348.768289]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  348.772870]  ? kasan_check_write+0x14/0x20
[  348.777116]  ? do_raw_spin_lock+0xc1/0x200
[  348.781357]  do_exit+0xe6f/0x2610
[  348.784824]  ? mm_update_next_owner+0x990/0x990
[  348.789490]  ? pick_next_task_fair+0x990/0x16d0
[  348.794170]  ? trace_hardirqs_off+0xb8/0x310
[  348.798592]  ? mark_held_locks+0x130/0x130
[  348.802826]  ? lock_acquire+0x1ed/0x520
[  348.806802]  ? pipe_wait+0x266/0x2c0
[  348.810521]  ? mark_held_locks+0x130/0x130
[  348.814770]  ? arch_local_save_flags+0x40/0x40
[  348.819365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.824936]  ? __mutex_lock+0x85e/0x1700
[  348.829000]  ? __switch_to_asm+0x34/0x70
[  348.833059]  ? __switch_to_asm+0x40/0x70
[  348.837119]  ? __switch_to_asm+0x34/0x70
[  348.841180]  ? pipe_wait+0x266/0x2c0
[  348.844906]  ? __switch_to_asm+0x34/0x70
[  348.849012]  ? __switch_to_asm+0x34/0x70
[  348.853072]  ? mutex_trylock+0x2b0/0x2b0
[  348.857149]  ? __schedule+0x874/0x1ed0
[  348.861055]  ? __sched_text_start+0x8/0x8
[  348.865202]  ? lock_downgrade+0x900/0x900
[  348.869358]  ? memset+0x31/0x40
[  348.872638]  ? __dequeue_signal+0xf9/0x7d0
[  348.876879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.882426]  ? recalc_sigpending_tsk+0x140/0x180
[  348.887180]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  348.892733]  ? get_signal+0x95b/0x1980
[  348.896639]  ? lock_downgrade+0x900/0x900
[  348.900804]  do_group_exit+0x177/0x440
[  348.904728]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  348.910180]  ? __ia32_sys_exit+0x50/0x50
[  348.914242]  ? kasan_check_write+0x14/0x20
[  348.918498]  ? do_raw_spin_lock+0xc1/0x200
[  348.922736]  get_signal+0x8b0/0x1980
[  348.926462]  ? ptrace_notify+0x130/0x130
[  348.930526]  ? finish_wait+0x430/0x430
[  348.934447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.939985]  ? pipe_read+0x702/0x940
[  348.943711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.949259]  do_signal+0x9c/0x21e0
[  348.952798]  ? __vfs_read+0x11f/0x9b0
[  348.956602]  ? vfs_copy_file_range+0xb90/0xb90
[  348.961182]  ? setup_sigcontext+0x7d0/0x7d0
[  348.965523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.971077]  exit_to_usermode_loop+0x2e5/0x380
[  348.975675]  ? syscall_slow_exit_work+0x520/0x520
[  348.980529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.986075]  do_syscall_64+0x6be/0x820
[  348.989962]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  348.995457]  ? syscall_return_slowpath+0x5e0/0x5e0
[  349.000402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.005247]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.010278]  ? prepare_exit_to_usermode+0x291/0x3b0
[  349.015322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.020171]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  349.025367] RIP: 0033:0x410fd0
[  349.028571] Code: Bad RIP value.
[  349.031942] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  349.039660] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  349.046940] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  349.054206] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  349.061479] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  349.068758] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  349.076046] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  349.076109] aoe: skb alloc failure
[  349.082815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.082819] Call Trace:
[  349.082841]  dump_stack+0x1c4/0x2b4
[  349.082872]  ? dump_stack_print_info.cold.2+0x52/0x52
[  349.086419] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.095754]  warn_alloc.cold.119+0xb7/0x1bd
[  349.098309] syz-executor2 cpuset=
[  349.101947]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.107110] syz2
[  349.117591]  ? lock_downgrade+0x900/0x900
[  349.121892]  mems_allowed=0
[  349.125351]  ? trace_hardirqs_off+0xb8/0x310
[  349.143571]  ? trace_hardirqs_off+0xb8/0x310
[  349.148024]  __alloc_pages_slowpath+0x2667/0x2d80
[  349.152878]  ? mark_held_locks+0x130/0x130
[  349.157141]  ? warn_alloc+0x120/0x120
[  349.160985]  ? warn_alloc+0x120/0x120
[  349.164789]  ? warn_alloc+0x120/0x120
[  349.168601]  ? mark_held_locks+0x130/0x130
[  349.172841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.178375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.183918]  ? should_fail+0x22d/0xd01
[  349.187813]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.192933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.198471]  ? should_fail+0x22d/0xd01
[  349.202362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.207467]  ? should_fail+0x22d/0xd01
[  349.211361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.216478]  ? mark_held_locks+0x130/0x130
[  349.220713]  ? mark_held_locks+0x130/0x130
[  349.224955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.230494]  ? trace_hardirqs_off+0xb8/0x310
[  349.234927]  ? kasan_check_read+0x11/0x20
[  349.239084]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.243493]  ? trace_hardirqs_on+0x310/0x310
[  349.247919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.253473]  ? wq_watchdog_touch+0x9c/0xfe
[  349.257740]  ? io_serial_in+0x11/0x90
[  349.261543]  ? retint_kernel+0x2d/0x2d
[  349.265429]  ? trace_hardirqs_on_caller+0xc0/0x310
[  349.270361]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  349.275119]  ? trace_hardirqs_off+0x310/0x310
[  349.279615]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  349.284735]  __alloc_pages_nodemask+0xa80/0xde0
[  349.289414]  ? should_fail+0x22d/0xd01
[  349.293303]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  349.298332]  ? ____cache_alloc_node+0x1c7/0x1e0
[  349.303011]  ? lock_downgrade+0x900/0x900
[  349.307164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.312703]  cache_grow_begin+0x91/0x8c0
[  349.316766]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.321179]  fallback_alloc+0x203/0x2e0
[  349.325154]  ____cache_alloc_node+0x1c7/0x1e0
[  349.329648]  kmem_cache_alloc_node+0xe3/0x730
[  349.334146]  ? ipv6_get_ifaddr+0x42e/0x620
[  349.338390]  __alloc_skb+0x119/0x770
[  349.342100]  ? skb_scrub_packet+0x490/0x490
[  349.346414]  ? lock_downgrade+0x900/0x900
[  349.350566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.356104]  ? refcount_sub_and_test_checked+0x203/0x310
[  349.361556]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  349.367018]  ? addrconf_rs_timer+0x690/0x690
[  349.371430]  ndisc_alloc_skb+0x144/0x340
[  349.375509]  ndisc_send_rs+0x331/0x6e0
[  349.379395]  addrconf_rs_timer+0x314/0x690
[  349.383638]  ? lock_release+0x970/0x970
[  349.387611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.391855]  call_timer_fn+0x272/0x920
[  349.395740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.399987]  ? process_timeout+0x40/0x40
[  349.404046]  ? kasan_check_read+0x11/0x20
[  349.408197]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.412604]  ? trace_hardirqs_on+0x310/0x310
[  349.417028]  ? __run_timers+0x7da/0xc70
[  349.421000]  ? lock_downgrade+0x900/0x900
[  349.425625]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  349.430725]  ? trace_hardirqs_on+0xbd/0x310
[  349.435057]  ? kasan_check_read+0x11/0x20
[  349.439220]  ? __run_timers+0x7da/0xc70
[  349.443222]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  349.448671]  ? kasan_check_write+0x14/0x20
[  349.452912]  ? do_raw_spin_lock+0xc1/0x200
[  349.457169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.461415]  __run_timers+0x7e5/0xc70
[  349.465240]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  349.470601]  ? lock_downgrade+0x900/0x900
[  349.474747]  ? finish_task_switch+0x1b5/0x900
[  349.479247]  ? trace_hardirqs_on+0xbd/0x310
[  349.483564]  ? kasan_check_read+0x11/0x20
[  349.487716]  ? finish_task_switch+0x1f5/0x900
[  349.492209]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  349.497659]  ? compat_start_thread+0x80/0x80
[  349.502069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.507623]  ? pvclock_read_flags+0x160/0x160
[  349.512131]  ? __switch_to_asm+0x34/0x70
[  349.516187]  ? __switch_to_asm+0x34/0x70
[  349.520246]  ? __switch_to_asm+0x40/0x70
[  349.524306]  ? __switch_to_asm+0x40/0x70
[  349.529293]  ? __switch_to_asm+0x34/0x70
[  349.533349]  ? __switch_to_asm+0x40/0x70
[  349.537410]  ? trace_hardirqs_on+0xbd/0x310
[  349.541731]  ? kvm_sched_clock_read+0x9/0x20
[  349.546146]  ? run_ksoftirqd+0x94/0x100
[  349.550133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.555670]  ? check_preemption_disabled+0x48/0x200
[  349.560681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.566233]  run_timer_softirq+0x52/0xb0
[  349.570296]  ? __this_cpu_preempt_check+0x1c/0x1f
[  349.575141]  __do_softirq+0x30b/0xad8
[  349.578952]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  349.584072]  ? trace_hardirqs_off+0xb8/0x310
[  349.588481]  ? schedule+0x108/0x460
[  349.592111]  ? run_ksoftirqd+0x99/0x100
[  349.596086]  ? trace_hardirqs_off+0xb8/0x310
[  349.600493]  ? smpboot_thread_fn+0x68b/0xa00
[  349.604904]  ? trace_hardirqs_on+0x310/0x310
[  349.609328]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.614878]  ? check_preemption_disabled+0x48/0x200
[  349.619927]  ? takeover_tasklets+0xa90/0xa90
[  349.624336]  run_ksoftirqd+0x94/0x100
[  349.628135]  smpboot_thread_fn+0x68b/0xa00
[  349.632373]  ? sort_range+0x30/0x30
[  349.636014]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  349.641117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.646655]  ? __kthread_parkme+0xfb/0x1a0
[  349.650928]  kthread+0x35a/0x420
[  349.654295]  ? sort_range+0x30/0x30
[  349.657936]  ? kthread_bind+0x40/0x40
[  349.661745]  ret_from_fork+0x3a/0x50
[  349.665474] warn_alloc_show_mem: 1 callbacks suppressed
[  349.665485] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  349.665487] Mem-Info:
[  349.665516] active_anon:45632 inactive_anon:123 isolated_anon:0
[  349.665516]  active_file:17 inactive_file:16 isolated_file:0
[  349.665516]  unevictable:0 dirty:0 writeback:0 unstable:0
[  349.665516]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  349.665516]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  349.665516]  free:13774 free_pcp:156 free_cma:0
[  349.670856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.678069] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  349.680467] Call Trace:
[  349.713331] Node 0 
[  349.722674]  <IRQ>
[  349.750221] 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
[  349.752803]  dump_stack+0x1c4/0x2b4
[  349.755009] lowmem_reserve[]:
[  349.757156]  ? dump_stack_print_info.cold.2+0x52/0x52
[  349.782645]  0
[  349.786274]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  349.789362]  2819
[  349.794546]  warn_alloc.cold.119+0xb7/0x1bd
[  349.796320]  6323
[  349.801252]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.803288]  6323
[  349.807603]  ? lock_downgrade+0x900/0x900
[  349.814479]  ? trace_hardirqs_off+0xb8/0x310
[  349.816517] Node 0 
[  349.820659]  ? trace_hardirqs_off+0xb8/0x310
[  349.825083] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  349.827294]  __alloc_pages_slowpath+0x2667/0x2d80
[  349.831676] lowmem_reserve[]:
[  349.858243]  ? warn_alloc+0x120/0x120
[  349.863047]  0
[  349.866174]  ? enqueue_hrtimer+0x1a5/0x560
[  349.869962]  0
[  349.871772]  ? warn_alloc+0x120/0x120
[  349.875997]  3503
[  349.877810]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  349.881585]  3503
[  349.883640]  ? warn_alloc+0x120/0x120
[  349.891507]  ? kasan_check_write+0x14/0x20
[  349.895296] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  349.899552]  ? mark_held_locks+0x130/0x130
[  349.899568]  ? mark_held_locks+0x130/0x130
[  349.928429] lowmem_reserve[]: 0
[  349.932826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.937058]  0
[  349.940333]  ? should_fail+0x22d/0xd01
[  349.945842]  0
[  349.947658]  ? put_dec_trunc8+0x273/0x300
[  349.951527]  0
[  349.953329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.959286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.964364] Node 0 
[  349.969889]  ? should_fail+0x22d/0xd01
[  349.969892] DMA: 1*4kB 
[  349.972144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.976006] (U) 
[  349.978788]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.984294] 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB 
[  349.986358]  ? should_fail+0x22d/0xd01
[  349.991428] (M) 3*4096kB 
[  350.000785]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.004645] (M) 
[  350.007397]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  350.012477] = 15908kB
[  350.014452]  ? format_decode+0x1b2/0xaf0
[  350.019975] Node 0 
[  350.022381]  ? mark_held_locks+0x130/0x130
[  350.026417] DMA32: 
[  350.028679]  ? mark_held_locks+0x130/0x130
[  350.032948] 5*4kB 
[  350.035180]  ? lock_downgrade+0x900/0x900
[  350.039392] (UM) 
[  350.041544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.045667] 1*8kB 
[  350.047736]  ? trace_hardirqs_off+0xb8/0x310
[  350.053250] (U) 
[  350.055404]  ? kasan_check_read+0x11/0x20
[  350.059790] 2*16kB 
[  350.061766]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.065886] (M) 
[  350.068123]  ? trace_hardirqs_on+0x310/0x310
[  350.072507] 3*32kB 
[  350.074478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.078861] (UM) 
[  350.081092]  ? wq_watchdog_touch+0x9c/0xfe
[  350.086605] 5*64kB 
[  350.088670]  ? io_serial_in+0x11/0x90
[  350.092882] (UM) 
[  350.095140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.098930] 3*128kB 
[  350.101004]  __alloc_pages_nodemask+0xa80/0xde0
[  350.106517] (M) 
[  350.108837]  ? should_fail+0x22d/0xd01
[  350.113741] 3*256kB 
[  350.115714]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  350.119574] (M) 
[  350.121893]  ? kasan_check_write+0x14/0x20
[  350.126939] 4*512kB 
[  350.128923]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.133160] (UM) 
[  350.135489]  ? lock_downgrade+0x900/0x900
[  350.140136] 3*1024kB 
[  350.142199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.146318] (UM) 
[  350.148724]  cache_grow_begin+0x91/0x8c0
[  350.154232] 3*2048kB 
[  350.156301]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.160332] (M) 
[  350.162739]  fallback_alloc+0x203/0x2e0
[  350.167146] 3*4096kB 
[  350.169115]  ____cache_alloc_node+0x1c7/0x1e0
[  350.173066] (M) 
[  350.175473]  kmem_cache_alloc_node+0xe3/0x730
[  350.179961] = 25180kB
[  350.181945]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  350.186427] Node 0 Normal: 
[  350.188839]  __alloc_skb+0x119/0x770
[  350.193920] 694*4kB 
[  350.196846]  ? calc_wheel_index+0x220/0x220
[  350.200528] (UMEH) 370*8kB 
[  350.202867]  ? skb_scrub_packet+0x490/0x490
[  350.207155] (UMEH) 193*16kB 
[  350.210093]  ? vprintk_default+0x28/0x30
[  350.214387] (UMEH) 
[  350.217399]  ? vprintk_func+0x85/0x181
[  350.221446] 79*32kB 
[  350.223673]  ? printk+0xa7/0xcf
[  350.227540] (UMEH) 
[  350.229860]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  350.233114] 32*64kB 
[  350.235342]  ? cpu_load_update+0x360/0x360
[  350.240068] (UM) 
[  350.242402]  new_skb+0x26/0x1c0
[  350.246609] 5*128kB 
[  350.248663]  aoecmd_cfg+0x279/0x7f0
[  350.251928] (UM) 
[  350.254252]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  350.257853] 0*256kB 
[  350.259915]  ? lock_acquire+0x1ed/0x520
[  350.264213] 0*512kB 
[  350.266546]  ? call_timer_fn+0x1db/0x920
[  350.270494] 0*1024kB 
[  350.272812]  ? nohz_balance_exit_idle+0x65/0x3f0
[  350.276865] 0*2048kB 
[  350.279267]  ? update_curr+0x4cf/0xbe0
[  350.284003] 0*4096kB 
[  350.286410]  discover_timer+0x50/0x60
[  350.290280] = 14040kB
[  350.292690]  call_timer_fn+0x272/0x920
[  350.296471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  350.298871]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  350.302762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  350.311585]  ? process_timeout+0x40/0x40
[  350.316404] 163 total pagecache pages
[  350.324982]  ? trace_hardirqs_off+0xb8/0x310
[  350.329017] 0 pages in swap cache
[  350.332820]  ? kasan_check_read+0x11/0x20
[  350.337209] Swap cache stats: add 0, delete 0, find 0/0
[  350.340651]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.344786] Free swap  = 0kB
[  350.350144]  ? trace_hardirqs_on+0x310/0x310
[  350.354530] Total swap = 0kB
[  350.357539]  ? __run_timers+0x7da/0xc70
[  350.361936] 1965979 pages RAM
[  350.364947]  ? lock_downgrade+0x900/0x900
[  350.368928] 0 pages HighMem/MovableOnly
[  350.372021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  350.376145] 342307 pages reserved
[  350.380127]  ? trace_hardirqs_on+0xbd/0x310
[  350.385219] 0 pages cma reserved
[  350.388668]  ? kasan_check_read+0x11/0x20
[  350.393020] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  350.396328]  ? __run_timers+0x7da/0xc70
[  350.400530] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  350.406948]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.410908] ksoftirqd/0 cpuset=
[  350.421219]  ? kasan_check_write+0x14/0x20
[  350.427101] /
[  350.430381]  ? do_raw_spin_lock+0xc1/0x200
[  350.434600]  mems_allowed=0
[  350.436331]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  350.448335]  __run_timers+0x7e5/0xc70
[  350.452146]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  350.457522]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  350.462538]  ? timerqueue_add+0x207/0x2b0
[  350.466687]  ? enqueue_hrtimer+0x1a5/0x560
[  350.470920]  ? lock_release+0x970/0x970
[  350.474917]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  350.480114]  ? kasan_check_write+0x14/0x20
[  350.484352]  ? pvclock_read_flags+0x160/0x160
[  350.488845]  ? lock_downgrade+0x900/0x900
[  350.493030]  ? trace_hardirqs_on+0xbd/0x310
[  350.497349]  ? kvm_sched_clock_read+0x9/0x20
[  350.501776]  ? irq_exit+0x17f/0x1c0
[  350.505398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.510954]  ? check_preemption_disabled+0x48/0x200
[  350.515964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.521501]  run_timer_softirq+0x52/0xb0
[  350.525576]  ? __this_cpu_preempt_check+0x1c/0x1f
[  350.530434]  __do_softirq+0x30b/0xad8
[  350.534704]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  350.539803]  ? pvclock_read_flags+0x160/0x160
[  350.544291]  ? lapic_next_event+0x5a/0x90
[  350.548443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.553977]  ? clockevents_program_event+0x140/0x370
[  350.559092]  ? kvm_clock_read+0x18/0x30
[  350.563061]  ? kvm_sched_clock_read+0x9/0x20
[  350.567470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.573023]  ? check_preemption_disabled+0x48/0x200
[  350.578044]  irq_exit+0x17f/0x1c0
[  350.581495]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.586357]  ? smp_reschedule_interrupt+0x109/0x650
[  350.591376]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.597261]  ? interrupt_entry+0xb5/0xf0
[  350.601323]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.606335]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.611361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.616200]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.621223]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.626248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.631784]  ? check_preemption_disabled+0x48/0x200
[  350.636811]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.641660]  apic_timer_interrupt+0xf/0x20
[  350.645886]  </IRQ>
[  350.648137] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  350.654195] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  350.673092] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  350.680823] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  350.688087] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  350.695350] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  350.702619] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  350.709884] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  350.717168]  ? unmap_page_range+0xf56/0x2030
[  350.721589]  ? unmap_page_range+0x15ec/0x2030
[  350.726100]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  350.730594]  ? mark_held_locks+0x130/0x130
[  350.734861]  ? mark_held_locks+0x130/0x130
[  350.739117]  ? mark_held_locks+0x130/0x130
[  350.743354]  ? mark_held_locks+0x130/0x130
[  350.747583]  ? lock_downgrade+0x900/0x900
[  350.751747]  ? lock_downgrade+0x900/0x900
[  350.755920]  ? mark_held_locks+0x130/0x130
[  350.760160]  ? mark_held_locks+0x130/0x130
[  350.764411]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  350.769435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.774972]  ? uprobe_munmap+0x14c/0x450
[  350.779044]  ? uprobe_mmap+0xd50/0xd50
[  350.782946]  ? is_bpf_text_address+0xac/0x170
[  350.787469]  unmap_single_vma+0x19b/0x310
[  350.791617]  unmap_vmas+0x125/0x200
[  350.795249]  exit_mmap+0x2be/0x590
[  350.798788]  ? __ia32_sys_munmap+0x80/0x80
[  350.803034]  ? __might_sleep+0x95/0x190
[  350.807007]  mmput+0x247/0x610
[  350.810202]  ? lock_downgrade+0x900/0x900
[  350.814360]  ? set_mm_exe_file+0x200/0x200
[  350.818600]  ? kasan_check_read+0x11/0x20
[  350.822750]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.827167]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  350.831745]  ? kasan_check_write+0x14/0x20
[  350.835981]  ? do_raw_spin_lock+0xc1/0x200
[  350.840219]  do_exit+0xe6f/0x2610
[  350.843688]  ? mm_update_next_owner+0x990/0x990
[  350.848357]  ? pick_next_task_fair+0x990/0x16d0
[  350.853041]  ? trace_hardirqs_off+0xb8/0x310
[  350.857456]  ? mark_held_locks+0x130/0x130
[  350.861694]  ? lock_acquire+0x1ed/0x520
[  350.865669]  ? pipe_wait+0x266/0x2c0
[  350.869384]  ? mark_held_locks+0x130/0x130
[  350.873620]  ? arch_local_save_flags+0x40/0x40
[  350.878197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.883750]  ? __mutex_lock+0x85e/0x1700
[  350.887812]  ? __switch_to_asm+0x34/0x70
[  350.891871]  ? __switch_to_asm+0x40/0x70
[  350.895964]  ? __switch_to_asm+0x34/0x70
[  350.900043]  ? pipe_wait+0x266/0x2c0
[  350.903755]  ? __switch_to_asm+0x34/0x70
[  350.907822]  ? __switch_to_asm+0x34/0x70
[  350.911884]  ? mutex_trylock+0x2b0/0x2b0
[  350.915963]  ? __schedule+0x874/0x1ed0
[  350.919877]  ? __sched_text_start+0x8/0x8
[  350.924058]  ? lock_downgrade+0x900/0x900
[  350.928204]  ? memset+0x31/0x40
[  350.931485]  ? __dequeue_signal+0xf9/0x7d0
[  350.935724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.941258]  ? recalc_sigpending_tsk+0x140/0x180
[  350.946012]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  350.951549]  ? get_signal+0x95b/0x1980
[  350.955439]  ? lock_downgrade+0x900/0x900
[  350.959592]  do_group_exit+0x177/0x440
[  350.963479]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.968927]  ? __ia32_sys_exit+0x50/0x50
[  350.972990]  ? kasan_check_write+0x14/0x20
[  350.977235]  ? do_raw_spin_lock+0xc1/0x200
[  350.981469]  get_signal+0x8b0/0x1980
[  350.985190]  ? ptrace_notify+0x130/0x130
[  350.989250]  ? finish_wait+0x430/0x430
[  350.993151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.998686]  ? pipe_read+0x702/0x940
[  351.002409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.007953]  do_signal+0x9c/0x21e0
[  351.011492]  ? __vfs_read+0x11f/0x9b0
[  351.015298]  ? vfs_copy_file_range+0xb90/0xb90
[  351.019877]  ? setup_sigcontext+0x7d0/0x7d0
[  351.024231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.029774]  exit_to_usermode_loop+0x2e5/0x380
[  351.034357]  ? syscall_slow_exit_work+0x520/0x520
[  351.039194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.044738]  do_syscall_64+0x6be/0x820
[  351.048628]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  351.053995]  ? syscall_return_slowpath+0x5e0/0x5e0
[  351.058936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.063784]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.068800]  ? prepare_exit_to_usermode+0x291/0x3b0
[  351.073846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.078708]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  351.083915] RIP: 0033:0x410fd0
[  351.087112] Code: Bad RIP value.
[  351.090471] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  351.098175] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  351.105441] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  351.112704] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  351.119978] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  351.127266] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  351.134561] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  351.134610] aoe: skb alloc failure
[  351.141320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.141329] Call Trace:
[  351.144917] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.154230]  dump_stack+0x1c4/0x2b4
[  351.156799] syz-executor2 cpuset=
[  351.167345]  ? dump_stack_print_info.cold.2+0x52/0x52
[  351.170973] syz2
[  351.174433]  warn_alloc.cold.119+0xb7/0x1bd
[  351.179600]  mems_allowed=0
[  351.181595]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.193684]  ? lock_downgrade+0x900/0x900
[  351.197840]  ? trace_hardirqs_off+0xb8/0x310
[  351.202249]  ? trace_hardirqs_off+0xb8/0x310
[  351.206662]  __alloc_pages_slowpath+0x2667/0x2d80
[  351.211516]  ? warn_alloc+0x120/0x120
[  351.215320]  ? warn_alloc+0x120/0x120
[  351.219117]  ? warn_alloc+0x120/0x120
[  351.222919]  ? mark_held_locks+0x130/0x130
[  351.227176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.232711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.238248]  ? should_fail+0x22d/0xd01
[  351.242138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.247242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.252775]  ? should_fail+0x22d/0xd01
[  351.256673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.261772]  ? should_fail+0x22d/0xd01
[  351.265660]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.270771]  ? mark_held_locks+0x130/0x130
[  351.275009]  ? mark_held_locks+0x130/0x130
[  351.279256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.284793]  ? try_to_wake_up+0x10a/0x12f0
[  351.289030]  ? lock_downgrade+0x900/0x900
[  351.293185]  ? trace_hardirqs_off+0xb8/0x310
[  351.297587]  ? kasan_check_read+0x11/0x20
[  351.301736]  ? do_raw_spin_unlock+0xa7/0x2f0
[  351.306140]  ? trace_hardirqs_on+0x310/0x310
[  351.310569]  ? kasan_check_write+0x14/0x20
[  351.314808]  __alloc_pages_nodemask+0xa80/0xde0
[  351.319492]  ? should_fail+0x22d/0xd01
[  351.323383]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  351.328413]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.333085]  ? lock_downgrade+0x900/0x900
[  351.337236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.342779]  cache_grow_begin+0x91/0x8c0
[  351.346879]  ? do_raw_spin_unlock+0xa7/0x2f0
[  351.351317]  fallback_alloc+0x203/0x2e0
[  351.355295]  ____cache_alloc_node+0x1c7/0x1e0
[  351.359797]  kmem_cache_alloc_node+0xe3/0x730
[  351.364290]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.368529]  __alloc_skb+0x119/0x770
[  351.372257]  ? skb_scrub_packet+0x490/0x490
[  351.376574]  ? lock_downgrade+0x900/0x900
[  351.380723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.386258]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.391719]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.397193]  ? addrconf_rs_timer+0x690/0x690
[  351.401606]  ndisc_alloc_skb+0x144/0x340
[  351.405682]  ndisc_send_rs+0x331/0x6e0
[  351.409587]  addrconf_rs_timer+0x314/0x690
[  351.413824]  ? lock_release+0x970/0x970
[  351.417801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.422057]  call_timer_fn+0x272/0x920
[  351.426406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.430641]  ? process_timeout+0x40/0x40
[  351.434696]  ? kasan_check_read+0x11/0x20
[  351.438838]  ? do_raw_spin_unlock+0xa7/0x2f0
[  351.443245]  ? trace_hardirqs_on+0x310/0x310
[  351.447653]  ? __run_timers+0x7da/0xc70
[  351.451624]  ? lock_downgrade+0x900/0x900
[  351.455770]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  351.460882]  ? trace_hardirqs_on+0xbd/0x310
[  351.465203]  ? kasan_check_read+0x11/0x20
[  351.469364]  ? __run_timers+0x7da/0xc70
[  351.473358]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  351.478808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.484346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.488578]  __run_timers+0x7e5/0xc70
[  351.492392]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  351.497752]  ? lock_downgrade+0x900/0x900
[  351.501936]  ? finish_task_switch+0x1b5/0x900
[  351.506459]  ? trace_hardirqs_on+0xbd/0x310
[  351.510784]  ? kasan_check_read+0x11/0x20
[  351.514933]  ? finish_task_switch+0x1f5/0x900
[  351.519442]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  351.524907]  ? compat_start_thread+0x80/0x80
[  351.529344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.534891]  ? pvclock_read_flags+0x160/0x160
[  351.539417]  ? __switch_to_asm+0x34/0x70
[  351.543474]  ? __switch_to_asm+0x34/0x70
[  351.547530]  ? __switch_to_asm+0x40/0x70
[  351.551611]  ? __switch_to_asm+0x40/0x70
[  351.555666]  ? __switch_to_asm+0x34/0x70
[  351.559721]  ? __switch_to_asm+0x40/0x70
[  351.563791]  ? trace_hardirqs_on+0xbd/0x310
[  351.568115]  ? kvm_sched_clock_read+0x9/0x20
[  351.572520]  ? run_ksoftirqd+0x94/0x100
[  351.576487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.582039]  ? check_preemption_disabled+0x48/0x200
[  351.587063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.592637]  run_timer_softirq+0x52/0xb0
[  351.596694]  ? __this_cpu_preempt_check+0x1c/0x1f
[  351.601531]  __do_softirq+0x30b/0xad8
[  351.605346]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  351.610469]  ? trace_hardirqs_off+0xb8/0x310
[  351.614886]  ? schedule+0x108/0x460
[  351.618525]  ? run_ksoftirqd+0x99/0x100
[  351.622498]  ? trace_hardirqs_off+0xb8/0x310
[  351.626912]  ? smpboot_thread_fn+0x68b/0xa00
[  351.631332]  ? trace_hardirqs_on+0x310/0x310
[  351.635739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.641275]  ? check_preemption_disabled+0x48/0x200
[  351.646291]  ? takeover_tasklets+0xa90/0xa90
[  351.650711]  run_ksoftirqd+0x94/0x100
[  351.654511]  smpboot_thread_fn+0x68b/0xa00
[  351.658742]  ? sort_range+0x30/0x30
[  351.662364]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  351.667465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.673002]  ? __kthread_parkme+0xfb/0x1a0
[  351.677235]  kthread+0x35a/0x420
[  351.680601]  ? sort_range+0x30/0x30
[  351.684225]  ? kthread_bind+0x40/0x40
[  351.688024]  ret_from_fork+0x3a/0x50
[  351.691748] warn_alloc_show_mem: 1 callbacks suppressed
[  351.691759] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  351.691761] Mem-Info:
[  351.691790] active_anon:45632 inactive_anon:123 isolated_anon:0
[  351.691790]  active_file:17 inactive_file:16 isolated_file:0
[  351.691790]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.691790]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  351.691790]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  351.691790]  free:13774 free_pcp:156 free_cma:0
[  351.697125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.697134] Call Trace:
[  351.704326] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.706730]  <IRQ>
[  351.739616] Node 0 
[  351.748969]  dump_stack+0x1c4/0x2b4
[  351.751552] 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
[  351.779024]  ? dump_stack_print_info.cold.2+0x52/0x52
[  351.781150] lowmem_reserve[]:
[  351.783390]  warn_alloc.cold.119+0xb7/0x1bd
[  351.786991]  0
[  351.812487]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.817650]  2819
[  351.820749]  ? lock_downgrade+0x900/0x900
[  351.825086]  6323
[  351.826881]  ? trace_hardirqs_off+0xb8/0x310
[  351.831706]  6323
[  351.833765]  ? trace_hardirqs_off+0xb8/0x310
[  351.839969]  __alloc_pages_slowpath+0x2667/0x2d80
[  351.844352] Node 0 
[  351.846417]  ? warn_alloc+0x120/0x120
[  351.850814] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  351.855625]  ? warn_alloc+0x120/0x120
[  351.857833] lowmem_reserve[]: 0 0
[  351.861694]  ? warn_alloc+0x120/0x120
[  351.888214]  3503 3503
[  351.892022]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  351.899237]  ? ktime_get+0x2e1/0x440
[  351.901710] Node 0 
[  351.906719]  ? check_preemption_disabled+0x48/0x200
[  351.910431] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  351.912644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.917639] lowmem_reserve[]: 0
[  351.945928]  ? should_fail+0x22d/0xd01
[  351.951484]  0
[  351.954757]  ? kasan_check_read+0x11/0x20
[  351.958618]  0
[  351.960417]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  351.964529]  0
[  351.966336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.971587] Node 0 
[  351.973384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.978458] DMA: 
[  351.980689]  ? should_fail+0x22d/0xd01
[  351.986205] 1*4kB 
[  351.988274]  ? check_preemption_disabled+0x48/0x200
[  351.992136] (U) 
[  351.994292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.999280] 0*8kB 
[  352.001252]  ? should_fail+0x22d/0xd01
[  352.006324] 0*16kB 1*32kB 
[  352.008476]  ? rcu_nmi_exit+0xdb/0x280
[  352.012337] (U) 
[  352.015181]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.019045] 2*64kB 
[  352.021029]  ? mark_held_locks+0x130/0x130
[  352.026112] (U) 
[  352.028341]  ? mark_held_locks+0x130/0x130
[  352.032552] 1*128kB 
[  352.034528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.038748] (U) 
[  352.041086]  ? rcu_irq_exit+0xce/0x100
[  352.046598] 1*256kB 
[  352.048567]  ? irq_exit+0xbd/0x1c0
[  352.052439] (U) 
[  352.054757]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  352.058271] 0*512kB 
[  352.060250]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.065250] 1*1024kB 
[  352.067562]  ? ret_from_intr+0xb/0x1e
[  352.073420] (U) 
[  352.075827]  ? retint_kernel+0x2d/0x2d
[  352.079604] 1*2048kB 
[  352.081573]  ? trace_hardirqs_on_caller+0xc0/0x310
[  352.085437] (M) 
[  352.087843]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  352.092743] 3*4096kB 
[  352.094738]  ? trace_hardirqs_off+0x310/0x310
[  352.099490] (M) 
[  352.101908]  __alloc_pages_nodemask+0xa80/0xde0
[  352.106380] = 15908kB
[  352.108351]  ? should_fail+0x22d/0xd01
[  352.112995] Node 0 
[  352.115402]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  352.119263] DMA32: 
[  352.121503]  ? ____cache_alloc_node+0x1c7/0x1e0
[  352.126486] 5*4kB 
[  352.128718]  ? lock_downgrade+0x900/0x900
[  352.133359] (UM) 
[  352.135502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.139618] 1*8kB (U) 
[  352.141687]  cache_grow_begin+0x91/0x8c0
[  352.147202] 2*16kB 
[  352.149697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  352.153748] (M) 
[  352.155980]  fallback_alloc+0x203/0x2e0
[  352.160365] 3*32kB 
[  352.162347]  ____cache_alloc_node+0x1c7/0x1e0
[  352.166303] (UM) 
[  352.168534]  kmem_cache_alloc_node+0xe3/0x730
[  352.173003] 5*64kB 
[  352.175066]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.179533] (UM) 
[  352.181788]  __alloc_skb+0x119/0x770
[  352.186912] 3*128kB (M) 
[  352.188987]  ? calc_wheel_index+0x220/0x220
[  352.192677] 3*256kB 
[  352.195343]  ? skb_scrub_packet+0x490/0x490
[  352.199637] (M) 
[  352.201957]  ? vprintk_default+0x28/0x30
[  352.206257] 4*512kB 
[  352.208249]  ? vprintk_func+0x85/0x181
[  352.212291] (UM) 
[  352.214608]  ? printk+0xa7/0xcf
[  352.218477] 3*1024kB 
[  352.220534]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  352.223877] (UM) 
[  352.226305]  ? cpu_load_update+0x360/0x360
[  352.231035] 3*2048kB 
[  352.233094]  new_skb+0x26/0x1c0
[  352.237322] (M) 
[  352.239729]  aoecmd_cfg+0x279/0x7f0
[  352.242985] 3*4096kB 
[  352.244956]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  352.248558] (M) 
[  352.250964]  ? lock_acquire+0x1ed/0x520
[  352.255266] = 25180kB
[  352.257254]  ? call_timer_fn+0x1db/0x920
[  352.261211] Node 0 
[  352.263627]  ? nohz_balance_exit_idle+0x65/0x3f0
[  352.267663] Normal: 
[  352.269908]  ? update_curr+0x4cf/0xbe0
[  352.274644] 694*4kB 
[  352.276988]  discover_timer+0x50/0x60
[  352.280849] (UMEH) 
[  352.283169]  call_timer_fn+0x272/0x920
[  352.286949] 370*8kB 
[  352.289181]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  352.293055] (UMEH) 
[  352.295374]  ? process_timeout+0x40/0x40
[  352.300211] 193*16kB 
[  352.302446]  ? trace_hardirqs_off+0xb8/0x310
[  352.306483] (UMEH) 
[  352.308906]  ? kasan_check_read+0x11/0x20
[  352.313310] 79*32kB 
[  352.315539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  352.319660] (UMEH) 
[  352.321977]  ? trace_hardirqs_on+0x310/0x310
[  352.326359] 32*64kB 
[  352.328590]  ? __run_timers+0x7da/0xc70
[  352.332977] (UM) 
[  352.335297]  ? lock_downgrade+0x900/0x900
[  352.339259] 5*128kB 
[  352.341338]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.345457] (UM) 
[  352.347796]  ? trace_hardirqs_on+0xbd/0x310
[  352.352876] 0*256kB 
[  352.354935]  ? kasan_check_read+0x11/0x20
[  352.354952]  ? __run_timers+0x7da/0xc70
[  352.359247] 0*512kB 
[  352.361562]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.365712] 0*1024kB 
[  352.369678]  ? kasan_check_write+0x14/0x20
[  352.371981] 0*2048kB 
[  352.377427]  ? do_raw_spin_lock+0xc1/0x200
[  352.379800] 0*4096kB = 14040kB
[  352.384039]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  352.386437] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  352.390658]  __run_timers+0x7e5/0xc70
[  352.393835] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  352.398669]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  352.407476] 163 total pagecache pages
[  352.411296]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  352.419846] 0 pages in swap cache
[  352.425205]  ? timerqueue_add+0x207/0x2b0
[  352.428995] Swap cache stats: add 0, delete 0, find 0/0
[  352.434024]  ? enqueue_hrtimer+0x1a5/0x560
[  352.437456] Free swap  = 0kB
[  352.441597]  ? lock_release+0x970/0x970
[  352.446950] Total swap = 0kB
[  352.451176]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  352.454173] 1965979 pages RAM
[  352.458142]  ? kasan_check_write+0x14/0x20
[  352.461144] 0 pages HighMem/MovableOnly
[  352.461154] 342307 pages reserved
[  352.466365]  ? pvclock_read_flags+0x160/0x160
[  352.469448] 0 pages cma reserved
[  352.473678]  ? lock_downgrade+0x900/0x900
[  352.477695] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.481094]  ? trace_hardirqs_on+0xbd/0x310
[  352.485631] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.488949]  ? kvm_sched_clock_read+0x9/0x20
[  352.493072] ksoftirqd/0 cpuset=
[  352.499558]  ? irq_exit+0x17f/0x1c0
[  352.503874] /
[  352.514201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.518584]  mems_allowed=0
[  352.521865]  ? check_preemption_disabled+0x48/0x200
[  352.541042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.546577]  run_timer_softirq+0x52/0xb0
[  352.550631]  ? __this_cpu_preempt_check+0x1c/0x1f
[  352.555469]  __do_softirq+0x30b/0xad8
[  352.559269]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  352.564383]  ? pvclock_read_flags+0x160/0x160
[  352.568887]  ? lapic_next_event+0x5a/0x90
[  352.573040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.578572]  ? clockevents_program_event+0x140/0x370
[  352.583673]  ? kvm_clock_read+0x18/0x30
[  352.587640]  ? kvm_sched_clock_read+0x9/0x20
[  352.592045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.597576]  ? check_preemption_disabled+0x48/0x200
[  352.602589]  irq_exit+0x17f/0x1c0
[  352.606037]  smp_apic_timer_interrupt+0x1cb/0x760
[  352.610872]  ? smp_reschedule_interrupt+0x109/0x650
[  352.615907]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.621789]  ? interrupt_entry+0xb5/0xf0
[  352.625865]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.630882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.635925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.640768]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.645779]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.650803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.656339]  ? check_preemption_disabled+0x48/0x200
[  352.661396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.666255]  apic_timer_interrupt+0xf/0x20
[  352.670476]  </IRQ>
[  352.672722] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  352.678775] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  352.697670] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  352.705370] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  352.712642] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  352.719947] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  352.727211] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  352.734476] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  352.741757]  ? unmap_page_range+0xf56/0x2030
[  352.746168]  ? unmap_page_range+0x15ec/0x2030
[  352.750672]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  352.755162]  ? mark_held_locks+0x130/0x130
[  352.759399]  ? mark_held_locks+0x130/0x130
[  352.763637]  ? mark_held_locks+0x130/0x130
[  352.767868]  ? mark_held_locks+0x130/0x130
[  352.772105]  ? lock_downgrade+0x900/0x900
[  352.776251]  ? lock_downgrade+0x900/0x900
[  352.780400]  ? mark_held_locks+0x130/0x130
[  352.784637]  ? mark_held_locks+0x130/0x130
[  352.788876]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  352.793907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.799462]  ? uprobe_munmap+0x14c/0x450
[  352.803522]  ? uprobe_mmap+0xd50/0xd50
[  352.807408]  ? is_bpf_text_address+0xac/0x170
[  352.811946]  unmap_single_vma+0x19b/0x310
[  352.816103]  unmap_vmas+0x125/0x200
[  352.819733]  exit_mmap+0x2be/0x590
[  352.823271]  ? __ia32_sys_munmap+0x80/0x80
[  352.827515]  ? __might_sleep+0x95/0x190
[  352.831486]  mmput+0x247/0x610
[  352.834679]  ? lock_downgrade+0x900/0x900
[  352.838941]  ? set_mm_exe_file+0x200/0x200
[  352.843177]  ? kasan_check_read+0x11/0x20
[  352.847323]  ? do_raw_spin_unlock+0xa7/0x2f0
[  352.851730]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  352.856313]  ? kasan_check_write+0x14/0x20
[  352.860544]  ? do_raw_spin_lock+0xc1/0x200
[  352.864780]  do_exit+0xe6f/0x2610
[  352.868241]  ? mm_update_next_owner+0x990/0x990
[  352.872914]  ? pick_next_task_fair+0x990/0x16d0
[  352.877596]  ? trace_hardirqs_off+0xb8/0x310
[  352.882008]  ? mark_held_locks+0x130/0x130
[  352.886243]  ? lock_acquire+0x1ed/0x520
[  352.890217]  ? pipe_wait+0x266/0x2c0
[  352.893936]  ? mark_held_locks+0x130/0x130
[  352.898168]  ? arch_local_save_flags+0x40/0x40
[  352.902780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.908330]  ? __mutex_lock+0x85e/0x1700
[  352.912414]  ? __switch_to_asm+0x34/0x70
[  352.916483]  ? __switch_to_asm+0x40/0x70
[  352.920542]  ? __switch_to_asm+0x34/0x70
[  352.924601]  ? pipe_wait+0x266/0x2c0
[  352.928315]  ? __switch_to_asm+0x34/0x70
[  352.932378]  ? __switch_to_asm+0x34/0x70
[  352.936446]  ? mutex_trylock+0x2b0/0x2b0
[  352.940508]  ? __schedule+0x874/0x1ed0
[  352.944413]  ? __sched_text_start+0x8/0x8
[  352.948570]  ? lock_downgrade+0x900/0x900
[  352.952720]  ? memset+0x31/0x40
[  352.956002]  ? __dequeue_signal+0xf9/0x7d0
[  352.960243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.965780]  ? recalc_sigpending_tsk+0x140/0x180
[  352.970537]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  352.976074]  ? get_signal+0x95b/0x1980
[  352.979959]  ? lock_downgrade+0x900/0x900
[  352.984112]  do_group_exit+0x177/0x440
[  352.988005]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.993453]  ? __ia32_sys_exit+0x50/0x50
[  352.997510]  ? kasan_check_write+0x14/0x20
[  353.001749]  ? do_raw_spin_lock+0xc1/0x200
[  353.006009]  get_signal+0x8b0/0x1980
[  353.009738]  ? ptrace_notify+0x130/0x130
[  353.013799]  ? finish_wait+0x430/0x430
[  353.017695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.023233]  ? pipe_read+0x702/0x940
[  353.026946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.032487]  do_signal+0x9c/0x21e0
[  353.036031]  ? __vfs_read+0x11f/0x9b0
[  353.039837]  ? vfs_copy_file_range+0xb90/0xb90
[  353.044416]  ? setup_sigcontext+0x7d0/0x7d0
[  353.048767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.054308]  exit_to_usermode_loop+0x2e5/0x380
[  353.058889]  ? syscall_slow_exit_work+0x520/0x520
[  353.063749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.069293]  do_syscall_64+0x6be/0x820
[  353.073182]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  353.078550]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.083501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.088343]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.093363]  ? prepare_exit_to_usermode+0x291/0x3b0
[  353.098385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.103229]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.108446] RIP: 0033:0x410fd0
[  353.111646] Code: Bad RIP value.
[  353.115001] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  353.122709] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  353.129972] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  353.137234] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  353.144498] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  353.151761] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  353.159047] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  353.159096] aoe: skb alloc failure
[  353.165805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.165809] Call Trace:
[  353.165828]  dump_stack+0x1c4/0x2b4
[  353.165847]  ? dump_stack_print_info.cold.2+0x52/0x52
[  353.169403] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.178736]  warn_alloc.cold.119+0xb7/0x1bd
[  353.181310] syz-executor2 cpuset=
[  353.184940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.190096] syz2
[  353.200598]  ? lock_downgrade+0x900/0x900
[  353.204905]  mems_allowed=0
[  353.208365]  ? trace_hardirqs_off+0xb8/0x310
[  353.226594]  ? trace_hardirqs_off+0xb8/0x310
[  353.231008]  __alloc_pages_slowpath+0x2667/0x2d80
[  353.235873]  ? warn_alloc+0x120/0x120
[  353.239695]  ? warn_alloc+0x120/0x120
[  353.243501]  ? warn_alloc+0x120/0x120
[  353.247302]  ? mark_held_locks+0x130/0x130
[  353.251539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.257079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.262615]  ? should_fail+0x22d/0xd01
[  353.266505]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.271605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.277139]  ? should_fail+0x22d/0xd01
[  353.281032]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.286130]  ? should_fail+0x22d/0xd01
[  353.290020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.295124]  ? mark_held_locks+0x130/0x130
[  353.299357]  ? mark_held_locks+0x130/0x130
[  353.303587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.309122]  ? trace_hardirqs_off+0xb8/0x310
[  353.313527]  ? kasan_check_read+0x11/0x20
[  353.317671]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.322082]  ? trace_hardirqs_on+0x310/0x310
[  353.326483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.332025]  ? wq_watchdog_touch+0x9c/0xfe
[  353.336278]  ? io_serial_in+0x11/0x90
[  353.340076]  ? retint_kernel+0x2d/0x2d
[  353.343962]  ? trace_hardirqs_on_caller+0xc0/0x310
[  353.348908]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  353.353671]  ? trace_hardirqs_off+0x310/0x310
[  353.358158]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  353.363266]  __alloc_pages_nodemask+0xa80/0xde0
[  353.367939]  ? should_fail+0x22d/0xd01
[  353.371824]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  353.376850]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.381514]  ? lock_downgrade+0x900/0x900
[  353.385660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.391201]  cache_grow_begin+0x91/0x8c0
[  353.395261]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.399671]  fallback_alloc+0x203/0x2e0
[  353.403646]  ____cache_alloc_node+0x1c7/0x1e0
[  353.408142]  kmem_cache_alloc_node+0xe3/0x730
[  353.412643]  ? ipv6_get_ifaddr+0x42e/0x620
[  353.416887]  __alloc_skb+0x119/0x770
[  353.420620]  ? skb_scrub_packet+0x490/0x490
[  353.425450]  ? lock_downgrade+0x900/0x900
[  353.429601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.435150]  ? refcount_sub_and_test_checked+0x203/0x310
[  353.440603]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  353.446060]  ? addrconf_rs_timer+0x690/0x690
[  353.450471]  ndisc_alloc_skb+0x144/0x340
[  353.454535]  ndisc_send_rs+0x331/0x6e0
[  353.458422]  addrconf_rs_timer+0x314/0x690
[  353.462653]  ? lock_release+0x970/0x970
[  353.466631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.470884]  call_timer_fn+0x272/0x920
[  353.474801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.479036]  ? process_timeout+0x40/0x40
[  353.483113]  ? kasan_check_read+0x11/0x20
[  353.487254]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.491656]  ? trace_hardirqs_on+0x310/0x310
[  353.496063]  ? __run_timers+0x7da/0xc70
[  353.500039]  ? lock_downgrade+0x900/0x900
[  353.504182]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  353.509288]  ? trace_hardirqs_on+0xbd/0x310
[  353.513613]  ? kasan_check_read+0x11/0x20
[  353.517776]  ? __run_timers+0x7da/0xc70
[  353.521750]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  353.527205]  ? kasan_check_write+0x14/0x20
[  353.532439]  ? do_raw_spin_lock+0xc1/0x200
[  353.536680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.540917]  __run_timers+0x7e5/0xc70
[  353.544728]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  353.550084]  ? lock_downgrade+0x900/0x900
[  353.554226]  ? finish_task_switch+0x1b5/0x900
[  353.558718]  ? trace_hardirqs_on+0xbd/0x310
[  353.563034]  ? kasan_check_read+0x11/0x20
[  353.567179]  ? finish_task_switch+0x1f5/0x900
[  353.571688]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  353.577145]  ? compat_start_thread+0x80/0x80
[  353.581545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.587084]  ? pvclock_read_flags+0x160/0x160
[  353.591582]  ? __switch_to_asm+0x34/0x70
[  353.595656]  ? __switch_to_asm+0x34/0x70
[  353.599709]  ? __switch_to_asm+0x40/0x70
[  353.603764]  ? __switch_to_asm+0x40/0x70
[  353.607817]  ? __switch_to_asm+0x34/0x70
[  353.611883]  ? __switch_to_asm+0x40/0x70
[  353.615968]  ? trace_hardirqs_on+0xbd/0x310
[  353.620286]  ? kvm_sched_clock_read+0x9/0x20
[  353.624690]  ? run_ksoftirqd+0x94/0x100
[  353.628663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.634198]  ? check_preemption_disabled+0x48/0x200
[  353.639224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.644769]  run_timer_softirq+0x52/0xb0
[  353.648830]  ? __this_cpu_preempt_check+0x1c/0x1f
[  353.653663]  __do_softirq+0x30b/0xad8
[  353.657463]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  353.662555]  ? trace_hardirqs_off+0xb8/0x310
[  353.666963]  ? schedule+0x108/0x460
[  353.670586]  ? run_ksoftirqd+0x99/0x100
[  353.674574]  ? trace_hardirqs_off+0xb8/0x310
[  353.678978]  ? smpboot_thread_fn+0x68b/0xa00
[  353.683381]  ? trace_hardirqs_on+0x310/0x310
[  353.687786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.693324]  ? check_preemption_disabled+0x48/0x200
[  353.698330]  ? takeover_tasklets+0xa90/0xa90
[  353.702747]  run_ksoftirqd+0x94/0x100
[  353.706549]  smpboot_thread_fn+0x68b/0xa00
[  353.710787]  ? sort_range+0x30/0x30
[  353.714405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  353.719498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.725030]  ? __kthread_parkme+0xfb/0x1a0
[  353.729267]  kthread+0x35a/0x420
[  353.732628]  ? sort_range+0x30/0x30
[  353.736246]  ? kthread_bind+0x40/0x40
[  353.740067]  ret_from_fork+0x3a/0x50
[  353.743778] warn_alloc_show_mem: 1 callbacks suppressed
[  353.743789] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  353.743791] Mem-Info:
[  353.743818] active_anon:45632 inactive_anon:123 isolated_anon:0
[  353.743818]  active_file:17 inactive_file:16 isolated_file:0
[  353.743818]  unevictable:0 dirty:0 writeback:0 unstable:0
[  353.743818]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  353.743818]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  353.743818]  free:13774 free_pcp:156 free_cma:0
[  353.749155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.756342] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  353.758739] Call Trace:
[  353.791600] Node 0 
[  353.800951]  <IRQ>
[  353.828452] 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
[  353.828460] lowmem_reserve[]:
[  353.831045]  dump_stack+0x1c4/0x2b4
[  353.833260]  0
[  353.835404]  ? dump_stack_print_info.cold.2+0x52/0x52
[  353.860905]  2819
[  353.864015]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  353.867617]  6323
[  353.869415]  warn_alloc.cold.119+0xb7/0x1bd
[  353.874579]  6323
[  353.876639]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.883600]  ? lock_downgrade+0x900/0x900
[  353.887904] Node 0 
[  353.889964]  ? trace_hardirqs_off+0xb8/0x310
[  353.894814] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  353.898948]  ? trace_hardirqs_off+0xb8/0x310
[  353.901163] lowmem_reserve[]:
[  353.905568]  __alloc_pages_slowpath+0x2667/0x2d80
[  353.932088]  0
[  353.936500]  ? warn_alloc+0x120/0x120
[  353.939571]  0
[  353.944405]  ? enqueue_hrtimer+0x1a5/0x560
[  353.946182]  3503
[  353.949978]  ? warn_alloc+0x120/0x120
[  353.951757]  3503
[  353.955987]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  353.961813]  ? warn_alloc+0x120/0x120
[  353.963870] Node 0 
[  353.969655]  ? kasan_check_write+0x14/0x20
[  353.973454] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  353.973461] lowmem_reserve[]:
[  353.975692]  ? mark_held_locks+0x130/0x130
[  353.979910]  0
[  354.008195]  ? mark_held_locks+0x130/0x130
[  354.011277]  0
[  354.015520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.017296]  0
[  354.021524]  ? should_fail+0x22d/0xd01
[  354.023304]  0
[  354.028835]  ? put_dec_trunc8+0x273/0x300
[  354.034496]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.036274] Node 0 
[  354.040412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.045487] DMA: 
[  354.047719]  ? should_fail+0x22d/0xd01
[  354.053236] 1*4kB 
[  354.055296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.059160] (U) 
[  354.061305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.066818] 0*8kB 
[  354.068786]  ? should_fail+0x22d/0xd01
[  354.073867] 0*16kB 
[  354.076014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.079874] 1*32kB 
[  354.082110]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.087191] (U) 
[  354.089433]  ? format_decode+0x1b2/0xaf0
[  354.094940] 2*64kB (U) 
[  354.096956]  ? mark_held_locks+0x130/0x130
[  354.100992] 1*128kB 
[  354.103569]  ? mark_held_locks+0x130/0x130
[  354.107776] (U) 
[  354.110097]  ? lock_downgrade+0x900/0x900
[  354.114309] 1*256kB 
[  354.116282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.120404] (U) 
[  354.122738]  ? trace_hardirqs_off+0xb8/0x310
[  354.128252] 0*512kB 
[  354.130222]  ? kasan_check_read+0x11/0x20
[  354.134607] 1*1024kB 
[  354.136946]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.141090] (U) 
[  354.143496]  ? trace_hardirqs_on+0x310/0x310
[  354.147879] 1*2048kB 
[  354.149858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.154243] (M) 
[  354.156657]  ? wq_watchdog_touch+0x9c/0xfe
[  354.162170] 3*4096kB 
[  354.164164]  ? io_serial_in+0x11/0x90
[  354.168369] (M) 
[  354.170772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.174547] = 15908kB
[  354.176518]  __alloc_pages_nodemask+0xa80/0xde0
[  354.182029] Node 0 
[  354.184435]  ? should_fail+0x22d/0xd01
[  354.189092] DMA32: 
[  354.191323]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  354.195185] 5*4kB 
[  354.197414]  ? kasan_check_write+0x14/0x20
[  354.202403] (UM) 
[  354.204549]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.208753] 1*8kB 
[  354.210805]  ? lock_downgrade+0x900/0x900
[  354.215444] (U) 
[  354.217583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.221702] 2*16kB 
[  354.223679]  cache_grow_begin+0x91/0x8c0
[  354.229198] (M) 
[  354.231436]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.235475] 3*32kB 
[  354.237471]  fallback_alloc+0x203/0x2e0
[  354.241876] (UM) 
[  354.244111]  ____cache_alloc_node+0x1c7/0x1e0
[  354.248060] 5*64kB 
[  354.250116]  kmem_cache_alloc_node+0xe3/0x730
[  354.254587] (UM) 
[  354.256842]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  354.261312] 3*128kB 
[  354.263374]  __alloc_skb+0x119/0x770
[  354.268450] (M) 
[  354.270768]  ? calc_wheel_index+0x220/0x220
[  354.274459] 3*256kB 
[  354.276432]  ? skb_scrub_packet+0x490/0x490
[  354.280722] (M) 
[  354.283043]  ? vprintk_default+0x28/0x30
[  354.287341] 4*512kB 
[  354.289312]  ? vprintk_func+0x85/0x181
[  354.293346] (UM) 
[  354.295663]  ? printk+0xa7/0xcf
[  354.299532] 3*1024kB 
[  354.301587]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  354.304841] (UM) 
[  354.307245]  ? cpu_load_update+0x360/0x360
[  354.311980] 3*2048kB 
[  354.314040]  new_skb+0x26/0x1c0
[  354.318263] (M) 
[  354.320675]  aoecmd_cfg+0x279/0x7f0
[  354.323940] 3*4096kB 
[  354.325927]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  354.329540] (M) 
[  354.331949]  ? lock_acquire+0x1ed/0x520
[  354.336257] = 25180kB
[  354.338237]  ? call_timer_fn+0x1db/0x920
[  354.342188] Node 0 
[  354.344599]  ? nohz_balance_exit_idle+0x65/0x3f0
[  354.348639] Normal: 
[  354.350873]  ? update_curr+0x4cf/0xbe0
[  354.355622] 694*4kB 
[  354.357946]  discover_timer+0x50/0x60
[  354.361814] (UMEH) 
[  354.364140]  call_timer_fn+0x272/0x920
[  354.367940] 370*8kB 
[  354.370184]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  354.374061] (UMEH) 
[  354.376392]  ? process_timeout+0x40/0x40
[  354.381260] 193*16kB (UMEH) 
[  354.383561]  ? trace_hardirqs_off+0xb8/0x310
[  354.387625] 79*32kB (UMEH) 
[  354.390662]  ? kasan_check_read+0x11/0x20
[  354.395059] 32*64kB 
[  354.398002]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.402132] (UM) 
[  354.404467]  ? trace_hardirqs_on+0x310/0x310
[  354.408861] 5*128kB 
[  354.410949]  ? __run_timers+0x7da/0xc70
[  354.415363] (UM) 
[  354.417730]  ? lock_downgrade+0x900/0x900
[  354.421700] 0*256kB 
[  354.423773]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  354.427931] 0*512kB 
[  354.430259]  ? trace_hardirqs_on+0xbd/0x310
[  354.435351] 0*1024kB 
[  354.437681]  ? kasan_check_read+0x11/0x20
[  354.441998] 0*2048kB 
[  354.444419]  ? __run_timers+0x7da/0xc70
[  354.448556] 0*4096kB 
[  354.450978]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  354.454954] = 14040kB
[  354.457370]  ? kasan_check_write+0x14/0x20
[  354.462818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  354.465235]  ? do_raw_spin_lock+0xc1/0x200
[  354.469459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  354.478396]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  354.482879] 163 total pagecache pages
[  354.491483]  __run_timers+0x7e5/0xc70
[  354.491503]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  354.496334] 0 pages in swap cache
[  354.500142]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  354.503958] Swap cache stats: add 0, delete 0, find 0/0
[  354.509327]  ? timerqueue_add+0x207/0x2b0
[  354.512781] Free swap  = 0kB
[  354.517803]  ? enqueue_hrtimer+0x1a5/0x560
[  354.523159] Total swap = 0kB
[  354.527314]  ? lock_release+0x970/0x970
[  354.530322] 1965979 pages RAM
[  354.535095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  354.538105] 0 pages HighMem/MovableOnly
[  354.538115] 342307 pages reserved
[  354.542147]  ? kasan_check_write+0x14/0x20
[  354.545244] 0 pages cma reserved
[  354.550446]  ? pvclock_read_flags+0x160/0x160
[  354.554475] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  354.557873]  ? lock_downgrade+0x900/0x900
[  354.562165] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  354.565472]  ? trace_hardirqs_on+0xbd/0x310
[  354.570044] ksoftirqd/0 cpuset=
[  354.576556]  ? kvm_sched_clock_read+0x9/0x20
[  354.580693] /
[  354.591017]  ? irq_exit+0x17f/0x1c0
[  354.595333]  mems_allowed=0
[  354.598617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.616820]  ? check_preemption_disabled+0x48/0x200
[  354.621849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.627404]  run_timer_softirq+0x52/0xb0
[  354.631483]  ? __this_cpu_preempt_check+0x1c/0x1f
[  354.636342]  __do_softirq+0x30b/0xad8
[  354.640219]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  354.645338]  ? pvclock_read_flags+0x160/0x160
[  354.649855]  ? lapic_next_event+0x5a/0x90
[  354.654019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.659567]  ? clockevents_program_event+0x140/0x370
[  354.664684]  ? kvm_clock_read+0x18/0x30
[  354.668671]  ? kvm_sched_clock_read+0x9/0x20
[  354.673094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.678646]  ? check_preemption_disabled+0x48/0x200
[  354.683679]  irq_exit+0x17f/0x1c0
[  354.687145]  smp_apic_timer_interrupt+0x1cb/0x760
[  354.692002]  ? smp_reschedule_interrupt+0x109/0x650
[  354.697030]  ? smp_call_function_single_interrupt+0x650/0x650
[  354.702948]  ? interrupt_entry+0xb5/0xf0
[  354.707028]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.712061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.717092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.721961]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.726988]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.732019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.737568]  ? check_preemption_disabled+0x48/0x200
[  354.742600]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.747464]  apic_timer_interrupt+0xf/0x20
[  354.751701]  </IRQ>
[  354.753956] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  354.760028] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  354.778964] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  354.786684] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  354.793960] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  354.801238] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  354.808517] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  354.815793] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  354.823090]  ? unmap_page_range+0xf56/0x2030
[  354.827511]  ? unmap_page_range+0x15ec/0x2030
[  354.832047]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  354.836558]  ? mark_held_locks+0x130/0x130
[  354.840812]  ? mark_held_locks+0x130/0x130
[  354.845061]  ? mark_held_locks+0x130/0x130
[  354.849311]  ? mark_held_locks+0x130/0x130
[  354.853583]  ? lock_downgrade+0x900/0x900
[  354.857745]  ? lock_downgrade+0x900/0x900
[  354.861933]  ? mark_held_locks+0x130/0x130
[  354.866187]  ? mark_held_locks+0x130/0x130
[  354.870440]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  354.875473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.881026]  ? uprobe_munmap+0x14c/0x450
[  354.885100]  ? uprobe_mmap+0xd50/0xd50
[  354.889003]  ? is_bpf_text_address+0xac/0x170
[  354.893520]  unmap_single_vma+0x19b/0x310
[  354.897743]  unmap_vmas+0x125/0x200
[  354.901388]  exit_mmap+0x2be/0x590
[  354.904957]  ? __ia32_sys_munmap+0x80/0x80
[  354.909213]  ? __might_sleep+0x95/0x190
[  354.913201]  mmput+0x247/0x610
[  354.916408]  ? lock_downgrade+0x900/0x900
[  354.920571]  ? set_mm_exe_file+0x200/0x200
[  354.924820]  ? kasan_check_read+0x11/0x20
[  354.928985]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.933408]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  354.938011]  ? kasan_check_write+0x14/0x20
[  354.942256]  ? do_raw_spin_lock+0xc1/0x200
[  354.946508]  do_exit+0xe6f/0x2610
[  354.949983]  ? mm_update_next_owner+0x990/0x990
[  354.954663]  ? pick_next_task_fair+0x990/0x16d0
[  354.959354]  ? trace_hardirqs_off+0xb8/0x310
[  354.963792]  ? mark_held_locks+0x130/0x130
[  354.968044]  ? lock_acquire+0x1ed/0x520
[  354.972036]  ? pipe_wait+0x266/0x2c0
[  354.975766]  ? mark_held_locks+0x130/0x130
[  354.980014]  ? arch_local_save_flags+0x40/0x40
[  354.984612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.990176]  ? __mutex_lock+0x85e/0x1700
[  354.994262]  ? __switch_to_asm+0x34/0x70
[  354.998338]  ? __switch_to_asm+0x40/0x70
[  355.002413]  ? __switch_to_asm+0x34/0x70
[  355.006496]  ? pipe_wait+0x266/0x2c0
[  355.010225]  ? __switch_to_asm+0x34/0x70
[  355.014302]  ? __switch_to_asm+0x34/0x70
[  355.018377]  ? mutex_trylock+0x2b0/0x2b0
[  355.022460]  ? __schedule+0x874/0x1ed0
[  355.026365]  ? __sched_text_start+0x8/0x8
[  355.030525]  ? lock_downgrade+0x900/0x900
[  355.034686]  ? memset+0x31/0x40
[  355.037981]  ? __dequeue_signal+0xf9/0x7d0
[  355.042236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.047787]  ? recalc_sigpending_tsk+0x140/0x180
[  355.052554]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  355.058114]  ? get_signal+0x95b/0x1980
[  355.062019]  ? lock_downgrade+0x900/0x900
[  355.066185]  do_group_exit+0x177/0x440
[  355.070090]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.075552]  ? __ia32_sys_exit+0x50/0x50
[  355.079624]  ? kasan_check_write+0x14/0x20
[  355.083873]  ? do_raw_spin_lock+0xc1/0x200
[  355.088150]  get_signal+0x8b0/0x1980
[  355.091884]  ? ptrace_notify+0x130/0x130
[  355.095984]  ? finish_wait+0x430/0x430
[  355.099893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.105528]  ? pipe_read+0x702/0x940
[  355.109267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.114825]  do_signal+0x9c/0x21e0
[  355.118376]  ? __vfs_read+0x11f/0x9b0
[  355.122190]  ? vfs_copy_file_range+0xb90/0xb90
[  355.126786]  ? setup_sigcontext+0x7d0/0x7d0
[  355.131146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.136702]  exit_to_usermode_loop+0x2e5/0x380
[  355.141407]  ? syscall_slow_exit_work+0x520/0x520
[  355.146260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.151816]  do_syscall_64+0x6be/0x820
[  355.155718]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  355.161158]  ? syscall_return_slowpath+0x5e0/0x5e0
[  355.166155]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.171016]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.176053]  ? prepare_exit_to_usermode+0x291/0x3b0
[  355.181085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.185962]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  355.191159] RIP: 0033:0x410fd0
[  355.194365] Code: Bad RIP value.
[  355.197747] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  355.205478] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  355.212769] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  355.220060] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  355.227337] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  355.234612] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  355.241937] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  355.241981] aoe: skb alloc failure
[  355.248709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.248718] Call Trace:
[  355.252312] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.261632]  dump_stack+0x1c4/0x2b4
[  355.264209] syz-executor2 cpuset=
[  355.274706]  ? dump_stack_print_info.cold.2+0x52/0x52
[  355.278347] syz2
[  355.281844]  warn_alloc.cold.119+0xb7/0x1bd
[  355.287020]  mems_allowed=0
[  355.289009]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.301306]  ? lock_downgrade+0x900/0x900
[  355.305478]  ? trace_hardirqs_off+0xb8/0x310
[  355.309931]  ? trace_hardirqs_off+0xb8/0x310
[  355.314360]  __alloc_pages_slowpath+0x2667/0x2d80
[  355.319234]  ? warn_alloc+0x120/0x120
[  355.323050]  ? warn_alloc+0x120/0x120
[  355.326867]  ? warn_alloc+0x120/0x120
[  355.330706]  ? mark_held_locks+0x130/0x130
[  355.334965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.340515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.346069]  ? should_fail+0x22d/0xd01
[  355.349974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.355087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.360638]  ? should_fail+0x22d/0xd01
[  355.364544]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.369659]  ? should_fail+0x22d/0xd01
[  355.373731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.379048]  ? mark_held_locks+0x130/0x130
[  355.383297]  ? mark_held_locks+0x130/0x130
[  355.387547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.393096]  ? trace_hardirqs_off+0xb8/0x310
[  355.397538]  ? kasan_check_read+0x11/0x20
[  355.401697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.406116]  ? trace_hardirqs_on+0x310/0x310
[  355.410537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.416088]  ? wq_watchdog_touch+0x9c/0xfe
[  355.420395]  ? io_serial_in+0x11/0x90
[  355.424724]  ? retint_kernel+0x2d/0x2d
[  355.428621]  ? trace_hardirqs_on_caller+0xc0/0x310
[  355.433576]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  355.438404]  ? trace_hardirqs_off+0x310/0x310
[  355.442940]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.448069]  __alloc_pages_nodemask+0xa80/0xde0
[  355.452751]  ? should_fail+0x22d/0xd01
[  355.456656]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  355.461703]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.466383]  ? lock_downgrade+0x900/0x900
[  355.470548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.476106]  cache_grow_begin+0x91/0x8c0
[  355.480179]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.484607]  fallback_alloc+0x203/0x2e0
[  355.488597]  ____cache_alloc_node+0x1c7/0x1e0
[  355.493245]  kmem_cache_alloc_node+0xe3/0x730
[  355.497757]  ? ipv6_get_ifaddr+0x42e/0x620
[  355.502011]  __alloc_skb+0x119/0x770
[  355.505742]  ? skb_scrub_packet+0x490/0x490
[  355.510077]  ? lock_downgrade+0x900/0x900
[  355.514244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.519792]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.525255]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.530781]  ? addrconf_rs_timer+0x690/0x690
[  355.535214]  ndisc_alloc_skb+0x144/0x340
[  355.539290]  ndisc_send_rs+0x331/0x6e0
[  355.543251]  addrconf_rs_timer+0x314/0x690
[  355.547495]  ? lock_release+0x970/0x970
[  355.551545]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.555802]  call_timer_fn+0x272/0x920
[  355.559700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.563957]  ? process_timeout+0x40/0x40
[  355.568031]  ? kasan_check_read+0x11/0x20
[  355.572195]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.576701]  ? trace_hardirqs_on+0x310/0x310
[  355.581126]  ? __run_timers+0x7da/0xc70
[  355.585110]  ? lock_downgrade+0x900/0x900
[  355.589272]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.594398]  ? trace_hardirqs_on+0xbd/0x310
[  355.598725]  ? kasan_check_read+0x11/0x20
[  355.602885]  ? __run_timers+0x7da/0xc70
[  355.606931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.612395]  ? kasan_check_write+0x14/0x20
[  355.616701]  ? do_raw_spin_lock+0xc1/0x200
[  355.620970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.625216]  __run_timers+0x7e5/0xc70
[  355.629038]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  355.634410]  ? lock_downgrade+0x900/0x900
[  355.638571]  ? finish_task_switch+0x1b5/0x900
[  355.643083]  ? trace_hardirqs_on+0xbd/0x310
[  355.647414]  ? kasan_check_read+0x11/0x20
[  355.651576]  ? finish_task_switch+0x1f5/0x900
[  355.656083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.661548]  ? compat_start_thread+0x80/0x80
[  355.665970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.671526]  ? pvclock_read_flags+0x160/0x160
[  355.676031]  ? __switch_to_asm+0x34/0x70
[  355.680101]  ? __switch_to_asm+0x34/0x70
[  355.684170]  ? __switch_to_asm+0x40/0x70
[  355.688245]  ? __switch_to_asm+0x40/0x70
[  355.692317]  ? __switch_to_asm+0x34/0x70
[  355.696394]  ? __switch_to_asm+0x40/0x70
[  355.700469]  ? trace_hardirqs_on+0xbd/0x310
[  355.704803]  ? kvm_sched_clock_read+0x9/0x20
[  355.709223]  ? run_ksoftirqd+0x94/0x100
[  355.713211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.718766]  ? check_preemption_disabled+0x48/0x200
[  355.723796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.729351]  run_timer_softirq+0x52/0xb0
[  355.733430]  ? __this_cpu_preempt_check+0x1c/0x1f
[  355.738288]  __do_softirq+0x30b/0xad8
[  355.742108]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  355.747225]  ? trace_hardirqs_off+0xb8/0x310
[  355.751649]  ? schedule+0x108/0x460
[  355.755290]  ? run_ksoftirqd+0x99/0x100
[  355.759280]  ? trace_hardirqs_off+0xb8/0x310
[  355.763699]  ? smpboot_thread_fn+0x68b/0xa00
[  355.768119]  ? trace_hardirqs_on+0x310/0x310
[  355.772544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.778097]  ? check_preemption_disabled+0x48/0x200
[  355.783133]  ? takeover_tasklets+0xa90/0xa90
[  355.787556]  run_ksoftirqd+0x94/0x100
[  355.791438]  smpboot_thread_fn+0x68b/0xa00
[  355.795690]  ? sort_range+0x30/0x30
[  355.799330]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.804446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.810000]  ? __kthread_parkme+0xfb/0x1a0
[  355.814248]  kthread+0x35a/0x420
[  355.817624]  ? sort_range+0x30/0x30
[  355.821260]  ? kthread_bind+0x40/0x40
[  355.825075]  ret_from_fork+0x3a/0x50
[  355.828806] warn_alloc_show_mem: 1 callbacks suppressed
[  355.828818] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  355.828820] Mem-Info:
[  355.828850] active_anon:45632 inactive_anon:123 isolated_anon:0
[  355.828850]  active_file:17 inactive_file:16 isolated_file:0
[  355.828850]  unevictable:0 dirty:0 writeback:0 unstable:0
[  355.828850]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  355.828850]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  355.828850]  free:13774 free_pcp:156 free_cma:0
[  355.834204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.834213] Call Trace:
[  355.841486] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  355.843932]  <IRQ>
[  355.876812] Node 0 
[  355.886180]  dump_stack+0x1c4/0x2b4
[  355.888822] 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
[  355.916317]  ? dump_stack_print_info.cold.2+0x52/0x52
[  355.918458] lowmem_reserve[]:
[  355.920709]  warn_alloc.cold.119+0xb7/0x1bd
[  355.924344]  0
[  355.949953]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.955135]  2819
[  355.958258]  ? lock_downgrade+0x900/0x900
[  355.962568]  6323
[  355.964416]  ? trace_hardirqs_off+0xb8/0x310
[  355.969250]  6323
[  355.971320]  ? trace_hardirqs_off+0xb8/0x310
[  355.977629]  __alloc_pages_slowpath+0x2667/0x2d80
[  355.982088] Node 0 
[  355.984173]  ? warn_alloc+0x120/0x120
[  355.988583] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  355.993411]  ? warn_alloc+0x120/0x120
[  355.995638] lowmem_reserve[]:
[  355.999450]  ? warn_alloc+0x120/0x120
[  356.025980]  0 0
[  356.029806]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  356.032952]  3503
[  356.036760]  ? ktime_get+0x2e1/0x440
[  356.038726]  3503
[  356.043753]  ? check_preemption_disabled+0x48/0x200
[  356.049528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.051595] Node 0 
[  356.056625]  ? should_fail+0x22d/0xd01
[  356.062178] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  356.064400]  ? kasan_check_read+0x11/0x20
[  356.068270] lowmem_reserve[]: 0
[  356.096572]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.100708]  0
[  356.104004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.109271]  0
[  356.111087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.116177]  0
[  356.117993]  ? should_fail+0x22d/0xd01
[  356.125329]  ? check_preemption_disabled+0x48/0x200
[  356.129199] Node 0 DMA: 
[  356.134223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.134240]  ? should_fail+0x22d/0xd01
[  356.136931] 1*4kB 
[  356.142043]  ? rcu_nmi_exit+0xdb/0x280
[  356.145947] (U) 
[  356.148117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.151997] 0*8kB 
[  356.153985]  ? mark_held_locks+0x130/0x130
[  356.159080] 0*16kB 
[  356.161242]  ? mark_held_locks+0x130/0x130
[  356.165464] 1*32kB 
[  356.167713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.171953] (U) 
[  356.174202]  ? rcu_irq_exit+0xce/0x100
[  356.179785] 2*64kB 
[  356.181770]  ? irq_exit+0xbd/0x1c0
[  356.185645] (U) 
[  356.187892]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  356.191452] 1*128kB 
[  356.193441]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.198455] (U) 
[  356.200792]  ? ret_from_intr+0xb/0x1e
[  356.206668] 1*256kB 
[  356.208655]  ? retint_kernel+0x2d/0x2d
[  356.212447] (U) 
[  356.214782]  ? trace_hardirqs_on_caller+0xc0/0x310
[  356.218660] 0*512kB 
[  356.220653]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.225570] 1*1024kB 
[  356.227932]  ? trace_hardirqs_off+0x310/0x310
[  356.232738] (U) 
[  356.235161]  __alloc_pages_nodemask+0xa80/0xde0
[  356.239645] 1*2048kB 
[  356.241663]  ? should_fail+0x22d/0xd01
[  356.246316] (M) 
[  356.248733]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  356.252601] 3*4096kB (M) 
[  356.254606]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.259653] = 15908kB
[  356.259662] Node 0 
[  356.262440]  ? lock_downgrade+0x900/0x900
[  356.267091] DMA32: 
[  356.269516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.271743] 5*4kB 
[  356.275932]  cache_grow_begin+0x91/0x8c0
[  356.278166] (UM) 
[  356.283710]  ? do_raw_spin_unlock+0xa7/0x2f0
[  356.285852] 1*8kB 
[  356.289946]  fallback_alloc+0x203/0x2e0
[  356.292002] (U) 
[  356.296429]  ____cache_alloc_node+0x1c7/0x1e0
[  356.298568] 2*16kB 
[  356.302548]  kmem_cache_alloc_node+0xe3/0x730
[  356.304514] (M) 
[  356.309022]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  356.311247] 3*32kB 
[  356.315758]  __alloc_skb+0x119/0x770
[  356.317724] (UM) 
[  356.322837]  ? calc_wheel_index+0x220/0x220
[  356.325064] 5*64kB 
[  356.328785]  ? skb_scrub_packet+0x490/0x490
[  356.330840] (UM) 
[  356.335176]  ? vprintk_default+0x28/0x30
[  356.337401] 3*128kB 
[  356.341731]  ? vprintk_func+0x85/0x181
[  356.343786] (M) 
[  356.347855]  ? printk+0xa7/0xcf
[  356.350173] 3*256kB 
[  356.354069]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  356.356034] (M) 
[  356.359326]  ? cpu_load_update+0x360/0x360
[  356.361640] 4*512kB 
[  356.366408]  new_skb+0x26/0x1c0
[  356.368373] (UM) 
[  356.372614]  aoecmd_cfg+0x279/0x7f0
[  356.374956] 3*1024kB 
[  356.378247]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  356.380447] (UM) 
[  356.384182]  ? lock_acquire+0x1ed/0x520
[  356.386698] 3*2048kB 
[  356.391032]  ? call_timer_fn+0x1db/0x920
[  356.393084] (M) 
[  356.397068]  ? nohz_balance_exit_idle+0x65/0x3f0
[  356.399481] 3*4096kB 
[  356.403547]  ? update_curr+0x4cf/0xbe0
[  356.405520] (M) 
[  356.410325]  discover_timer+0x50/0x60
[  356.412733] = 25180kB
[  356.416628]  call_timer_fn+0x272/0x920
[  356.418597] Node 0 
[  356.422406]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  356.424807] Normal: 
[  356.428704]  ? process_timeout+0x40/0x40
[  356.430958] 694*4kB 
[  356.435869]  ? trace_hardirqs_off+0xb8/0x310
[  356.438184] (UMEH) 
[  356.442254]  ? kasan_check_read+0x11/0x20
[  356.444572] 370*8kB 
[  356.448990]  ? do_raw_spin_unlock+0xa7/0x2f0
[  356.451218] (UMEH) 
[  356.455439]  ? trace_hardirqs_on+0x310/0x310
[  356.457757] 193*16kB 
[  356.462177]  ? __run_timers+0x7da/0xc70
[  356.464401] (UMEH) 
[  356.468836]  ? lock_downgrade+0x900/0x900
[  356.471240] 79*32kB 
[  356.475220]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  356.477447] (UMEH) 
[  356.481602]  ? trace_hardirqs_on+0xbd/0x310
[  356.483942] 32*64kB 
[  356.489055]  ? kasan_check_read+0x11/0x20
[  356.491284] (UM) 
[  356.495611]  ? __run_timers+0x7da/0xc70
[  356.498023] 5*128kB (UM) 
[  356.502193]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  356.504247] 0*256kB 
[  356.508238]  ? kasan_check_write+0x14/0x20
[  356.510993] 0*512kB 
[  356.516453]  ? do_raw_spin_lock+0xc1/0x200
[  356.518781] 0*1024kB 
[  356.523026]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  356.525342] 0*2048kB 
[  356.529582]  __run_timers+0x7e5/0xc70
[  356.532237] 0*4096kB = 14040kB
[  356.537104]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  356.539510] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  356.543312]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.546504] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  356.551871]  ? timerqueue_add+0x207/0x2b0
[  356.560695] 163 total pagecache pages
[  356.565719]  ? enqueue_hrtimer+0x1a5/0x560
[  356.574285] 0 pages in swap cache
[  356.578440]  ? lock_release+0x970/0x970
[  356.582284] Swap cache stats: add 0, delete 0, find 0/0
[  356.582293] Free swap  = 0kB
[  356.586540]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.590036] Total swap = 0kB
[  356.590046] 1965979 pages RAM
[  356.594029]  ? kasan_check_write+0x14/0x20
[  356.599645] 0 pages HighMem/MovableOnly
[  356.602683]  ? pvclock_read_flags+0x160/0x160
[  356.607859] 342307 pages reserved
[  356.610887]  ? lock_downgrade+0x900/0x900
[  356.614012] 0 pages cma reserved
[  356.618252]  ? trace_hardirqs_on+0xbd/0x310
[  356.622266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.626723]  ? kvm_sched_clock_read+0x9/0x20
[  356.630267] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.634384]  ? irq_exit+0x17f/0x1c0
[  356.637746] ksoftirqd/0 cpuset=
[  356.642132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.648742] /
[  356.653168]  ? check_preemption_disabled+0x48/0x200
[  356.663471]  mems_allowed=0
[  356.667105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.691227]  run_timer_softirq+0x52/0xb0
[  356.695303]  ? __this_cpu_preempt_check+0x1c/0x1f
[  356.700158]  __do_softirq+0x30b/0xad8
[  356.703978]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  356.709099]  ? pvclock_read_flags+0x160/0x160
[  356.713603]  ? lapic_next_event+0x5a/0x90
[  356.717838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.723470]  ? clockevents_program_event+0x140/0x370
[  356.728600]  ? kvm_clock_read+0x18/0x30
[  356.732586]  ? kvm_sched_clock_read+0x9/0x20
[  356.737007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.742712]  ? check_preemption_disabled+0x48/0x200
[  356.747753]  irq_exit+0x17f/0x1c0
[  356.751224]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.756082]  ? smp_reschedule_interrupt+0x109/0x650
[  356.761279]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.767177]  ? interrupt_entry+0xb5/0xf0
[  356.771254]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.776284]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.781372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.786230]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.791362]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.796399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.801966]  ? check_preemption_disabled+0x48/0x200
[  356.807057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.811940]  apic_timer_interrupt+0xf/0x20
[  356.816184]  </IRQ>
[  356.818441] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  356.824510] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  356.843427] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  356.851148] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  356.858444] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  356.865746] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  356.873026] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  356.880307] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  356.887602]  ? unmap_page_range+0xf56/0x2030
[  356.892028]  ? unmap_page_range+0x15ec/0x2030
[  356.896636]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  356.901145]  ? mark_held_locks+0x130/0x130
[  356.905399]  ? mark_held_locks+0x130/0x130
[  356.909654]  ? mark_held_locks+0x130/0x130
[  356.913929]  ? mark_held_locks+0x130/0x130
[  356.918179]  ? lock_downgrade+0x900/0x900
[  356.922348]  ? lock_downgrade+0x900/0x900
[  356.926520]  ? mark_held_locks+0x130/0x130
[  356.930769]  ? mark_held_locks+0x130/0x130
[  356.935021]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  356.940158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.945710]  ? uprobe_munmap+0x14c/0x450
[  356.949783]  ? uprobe_mmap+0xd50/0xd50
[  356.953686]  ? is_bpf_text_address+0xac/0x170
[  356.958205]  unmap_single_vma+0x19b/0x310
[  356.962436]  unmap_vmas+0x125/0x200
[  356.966082]  exit_mmap+0x2be/0x590
[  356.969636]  ? __ia32_sys_munmap+0x80/0x80
[  356.973975]  ? __might_sleep+0x95/0x190
[  356.977969]  mmput+0x247/0x610
[  356.981171]  ? lock_downgrade+0x900/0x900
[  356.985330]  ? set_mm_exe_file+0x200/0x200
[  356.989582]  ? kasan_check_read+0x11/0x20
[  356.993740]  ? do_raw_spin_unlock+0xa7/0x2f0
[  356.998164]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  357.002763]  ? kasan_check_write+0x14/0x20
[  357.007170]  ? do_raw_spin_lock+0xc1/0x200
[  357.011431]  do_exit+0xe6f/0x2610
[  357.014929]  ? mm_update_next_owner+0x990/0x990
[  357.019618]  ? pick_next_task_fair+0x990/0x16d0
[  357.024313]  ? trace_hardirqs_off+0xb8/0x310
[  357.028741]  ? mark_held_locks+0x130/0x130
[  357.032992]  ? lock_acquire+0x1ed/0x520
[  357.037040]  ? pipe_wait+0x266/0x2c0
[  357.040773]  ? mark_held_locks+0x130/0x130
[  357.045020]  ? arch_local_save_flags+0x40/0x40
[  357.049617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.055178]  ? __mutex_lock+0x85e/0x1700
[  357.059251]  ? __switch_to_asm+0x34/0x70
[  357.063321]  ? __switch_to_asm+0x40/0x70
[  357.067390]  ? __switch_to_asm+0x34/0x70
[  357.071467]  ? pipe_wait+0x266/0x2c0
[  357.075192]  ? __switch_to_asm+0x34/0x70
[  357.079266]  ? __switch_to_asm+0x34/0x70
[  357.083339]  ? mutex_trylock+0x2b0/0x2b0
[  357.087434]  ? __schedule+0x874/0x1ed0
[  357.091349]  ? __sched_text_start+0x8/0x8
[  357.095567]  ? lock_downgrade+0x900/0x900
[  357.099730]  ? memset+0x31/0x40
[  357.103023]  ? __dequeue_signal+0xf9/0x7d0
[  357.107276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.112826]  ? recalc_sigpending_tsk+0x140/0x180
[  357.117596]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.123146]  ? get_signal+0x95b/0x1980
[  357.127108]  ? lock_downgrade+0x900/0x900
[  357.131277]  do_group_exit+0x177/0x440
[  357.135183]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.140892]  ? __ia32_sys_exit+0x50/0x50
[  357.144995]  ? kasan_check_write+0x14/0x20
[  357.149241]  ? do_raw_spin_lock+0xc1/0x200
[  357.153507]  get_signal+0x8b0/0x1980
[  357.157253]  ? ptrace_notify+0x130/0x130
[  357.161330]  ? finish_wait+0x430/0x430
[  357.165295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.170846]  ? pipe_read+0x702/0x940
[  357.174572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.180126]  do_signal+0x9c/0x21e0
[  357.183676]  ? __vfs_read+0x11f/0x9b0
[  357.187503]  ? vfs_copy_file_range+0xb90/0xb90
[  357.192109]  ? setup_sigcontext+0x7d0/0x7d0
[  357.196464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.202017]  exit_to_usermode_loop+0x2e5/0x380
[  357.206611]  ? syscall_slow_exit_work+0x520/0x520
[  357.211464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.217021]  do_syscall_64+0x6be/0x820
[  357.220945]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  357.226319]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.231258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.236116]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.241150]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.246180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.251049]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  357.256248] RIP: 0033:0x410fd0
[  357.259457] Code: Bad RIP value.
[  357.262828] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  357.270558] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  357.277838] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  357.285115] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  357.292391] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  357.299669] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  357.306971] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  357.307021] aoe: skb alloc failure
[  357.313739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.313743] Call Trace:
[  357.313762]  dump_stack+0x1c4/0x2b4
[  357.313781]  ? dump_stack_print_info.cold.2+0x52/0x52
[  357.317336] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.326683]  warn_alloc.cold.119+0xb7/0x1bd
[  357.329260] syz-executor2 cpuset=
[  357.332928]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.338102] syz2
[  357.348594]  ? lock_downgrade+0x900/0x900
[  357.352932]  mems_allowed=0
[  357.356402]  ? trace_hardirqs_off+0xb8/0x310
[  357.374818]  ? trace_hardirqs_off+0xb8/0x310
[  357.379242]  __alloc_pages_slowpath+0x2667/0x2d80
[  357.384114]  ? warn_alloc+0x120/0x120
[  357.387951]  ? warn_alloc+0x120/0x120
[  357.391767]  ? warn_alloc+0x120/0x120
[  357.395579]  ? mark_held_locks+0x130/0x130
[  357.399891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.405475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.411027]  ? should_fail+0x22d/0xd01
[  357.414958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.420075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.426214]  ? should_fail+0x22d/0xd01
[  357.430120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.435237]  ? should_fail+0x22d/0xd01
[  357.439139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.444435]  ? mark_held_locks+0x130/0x130
[  357.448683]  ? mark_held_locks+0x130/0x130
[  357.452957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.458510]  ? trace_hardirqs_off+0xb8/0x310
[  357.462956]  ? kasan_check_read+0x11/0x20
[  357.467115]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.471533]  ? trace_hardirqs_on+0x310/0x310
[  357.475962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.481514]  ? wq_watchdog_touch+0x9c/0xfe
[  357.485762]  ? io_serial_in+0x11/0x90
[  357.489578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.495136]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  357.500273]  __alloc_pages_nodemask+0xa80/0xde0
[  357.504960]  ? should_fail+0x22d/0xd01
[  357.508866]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  357.513973]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.518654]  ? lock_downgrade+0x900/0x900
[  357.522821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.528374]  cache_grow_begin+0x91/0x8c0
[  357.532465]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.536934]  fallback_alloc+0x203/0x2e0
[  357.540958]  ____cache_alloc_node+0x1c7/0x1e0
[  357.545471]  kmem_cache_alloc_node+0xe3/0x730
[  357.549983]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.554239]  __alloc_skb+0x119/0x770
[  357.557972]  ? skb_scrub_packet+0x490/0x490
[  357.562392]  ? lock_downgrade+0x900/0x900
[  357.566561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.572114]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.577578]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.583041]  ? addrconf_rs_timer+0x690/0x690
[  357.587472]  ndisc_alloc_skb+0x144/0x340
[  357.591552]  ndisc_send_rs+0x331/0x6e0
[  357.595457]  addrconf_rs_timer+0x314/0x690
[  357.599701]  ? lock_release+0x970/0x970
[  357.603691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.607973]  call_timer_fn+0x272/0x920
[  357.611871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.616151]  ? process_timeout+0x40/0x40
[  357.620226]  ? kasan_check_read+0x11/0x20
[  357.624392]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.628963]  ? trace_hardirqs_on+0x310/0x310
[  357.633388]  ? __run_timers+0x7da/0xc70
[  357.637396]  ? lock_downgrade+0x900/0x900
[  357.641560]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  357.646677]  ? trace_hardirqs_on+0xbd/0x310
[  357.651013]  ? kasan_check_read+0x11/0x20
[  357.655179]  ? __run_timers+0x7da/0xc70
[  357.659172]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.664638]  ? kasan_check_write+0x14/0x20
[  357.668888]  ? do_raw_spin_lock+0xc1/0x200
[  357.673177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.677424]  __run_timers+0x7e5/0xc70
[  357.681249]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  357.686627]  ? lock_downgrade+0x900/0x900
[  357.690874]  ? finish_task_switch+0x1b5/0x900
[  357.695418]  ? trace_hardirqs_on+0xbd/0x310
[  357.699749]  ? kasan_check_read+0x11/0x20
[  357.703940]  ? finish_task_switch+0x1f5/0x900
[  357.708453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.713945]  ? compat_start_thread+0x80/0x80
[  357.718371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.723960]  ? pvclock_read_flags+0x160/0x160
[  357.728469]  ? __switch_to_asm+0x34/0x70
[  357.732543]  ? __switch_to_asm+0x34/0x70
[  357.736614]  ? __switch_to_asm+0x40/0x70
[  357.740687]  ? __switch_to_asm+0x40/0x70
[  357.744763]  ? __switch_to_asm+0x34/0x70
[  357.748834]  ? __switch_to_asm+0x40/0x70
[  357.752942]  ? trace_hardirqs_on+0xbd/0x310
[  357.757278]  ? kvm_sched_clock_read+0x9/0x20
[  357.761856]  ? run_ksoftirqd+0x94/0x100
[  357.765845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.771398]  ? check_preemption_disabled+0x48/0x200
[  357.776426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.781983]  run_timer_softirq+0x52/0xb0
[  357.786062]  ? __this_cpu_preempt_check+0x1c/0x1f
[  357.790960]  __do_softirq+0x30b/0xad8
[  357.794783]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  357.799927]  ? trace_hardirqs_off+0xb8/0x310
[  357.804476]  ? schedule+0x108/0x460
[  357.808120]  ? run_ksoftirqd+0x99/0x100
[  357.812108]  ? trace_hardirqs_off+0xb8/0x310
[  357.816534]  ? smpboot_thread_fn+0x68b/0xa00
[  357.820972]  ? trace_hardirqs_on+0x310/0x310
[  357.825395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.830972]  ? check_preemption_disabled+0x48/0x200
[  357.836006]  ? takeover_tasklets+0xa90/0xa90
[  357.840433]  run_ksoftirqd+0x94/0x100
[  357.844255]  smpboot_thread_fn+0x68b/0xa00
[  357.848503]  ? sort_range+0x30/0x30
[  357.852148]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  357.857266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.862879]  ? __kthread_parkme+0xfb/0x1a0
[  357.867161]  kthread+0x35a/0x420
[  357.870540]  ? sort_range+0x30/0x30
[  357.874180]  ? kthread_bind+0x40/0x40
[  357.877998]  ret_from_fork+0x3a/0x50
[  357.881728] warn_alloc_show_mem: 1 callbacks suppressed
[  357.881741] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  357.881742] Mem-Info:
[  357.881774] active_anon:45632 inactive_anon:123 isolated_anon:0
[  357.881774]  active_file:17 inactive_file:16 isolated_file:0
[  357.881774]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.881774]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  357.881774]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  357.881774]  free:13774 free_pcp:156 free_cma:0
[  357.887129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.894335] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.896749] Call Trace:
[  357.929628] Node 0 
[  357.938987]  <IRQ>
[  357.966507] 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
[  357.969081]  dump_stack+0x1c4/0x2b4
[  357.971303] lowmem_reserve[]:
[  357.973465]  ? dump_stack_print_info.cold.2+0x52/0x52
[  357.999083]  0
[  358.002724]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  358.005818]  2819
[  358.011026]  warn_alloc.cold.119+0xb7/0x1bd
[  358.012816]  6323
[  358.017760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.019818]  6323
[  358.024151]  ? lock_downgrade+0x900/0x900
[  358.031056]  ? trace_hardirqs_off+0xb8/0x310
[  358.033112] Node 0 
[  358.037265]  ? trace_hardirqs_off+0xb8/0x310
[  358.041693] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  358.043948]  __alloc_pages_slowpath+0x2667/0x2d80
[  358.048341] lowmem_reserve[]: 0
[  358.074942]  ? warn_alloc+0x120/0x120
[  358.079768]  0
[  358.083066]  ? enqueue_hrtimer+0x1a5/0x560
[  358.086856]  3503
[  358.088672]  ? warn_alloc+0x120/0x120
[  358.092975]  3503
[  358.095056]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  358.100947]  ? warn_alloc+0x120/0x120
[  358.106736] Node 0 
[  358.110539]  ? kasan_check_write+0x14/0x20
[  358.110571] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  358.110579] lowmem_reserve[]:
[  358.112825]  ? mark_held_locks+0x130/0x130
[  358.117056]  0
[  358.145344]  ? mark_held_locks+0x130/0x130
[  358.148440]  0
[  358.152684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.154477]  0
[  358.158724]  ? should_fail+0x22d/0xd01
[  358.160519]  0
[  358.166071]  ? put_dec_trunc8+0x273/0x300
[  358.171761]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.173558] Node 0 
[  358.177720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.182810] DMA: 
[  358.185071]  ? should_fail+0x22d/0xd01
[  358.190600] 1*4kB 
[  358.192677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.196563] (U) 
[  358.198725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.204247] 0*8kB 
[  358.206307]  ? should_fail+0x22d/0xd01
[  358.211402] 0*16kB 
[  358.213655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.217537] 1*32kB 
[  358.219786]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.224876] (U) 
[  358.227152]  ? format_decode+0x1b2/0xaf0
[  358.232767] 2*64kB 
[  358.234755]  ? mark_held_locks+0x130/0x130
[  358.238862] (U) 1*128kB (U) 
[  358.241157]  ? mark_held_locks+0x130/0x130
[  358.245462] 1*256kB 
[  358.248492]  ? lock_downgrade+0x900/0x900
[  358.252720] (U) 
[  358.255055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.259194] 0*512kB 
[  358.261314]  ? trace_hardirqs_off+0xb8/0x310
[  358.266840] 1*1024kB 
[  358.269170]  ? kasan_check_read+0x11/0x20
[  358.273566] (U) 
[  358.275990]  ? do_raw_spin_unlock+0xa7/0x2f0
[  358.280127] 1*2048kB 
[  358.282114]  ? trace_hardirqs_on+0x310/0x310
[  358.286513] (M) 
[  358.288953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.293350] 3*4096kB 
[  358.295342]  ? wq_watchdog_touch+0x9c/0xfe
[  358.300870] (M) 
[  358.303318]  ? io_serial_in+0x11/0x90
[  358.307664] = 15908kB
[  358.309650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.313446] Node 0 
[  358.315872]  __alloc_pages_nodemask+0xa80/0xde0
[  358.321393] DMA32: 
[  358.323641]  ? should_fail+0x22d/0xd01
[  358.328300] 5*4kB 
[  358.330565]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  358.334469] (UM) 
[  358.336629]  ? kasan_check_write+0x14/0x20
[  358.341636] 1*8kB 
[  358.343712]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.347960] (U) 
[  358.350131]  ? lock_downgrade+0x900/0x900
[  358.354788] 2*16kB 
[  358.356776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.360938] (M) 
[  358.363189]  cache_grow_begin+0x91/0x8c0
[  358.368714] 3*32kB 
[  358.370701]  ? do_raw_spin_unlock+0xa7/0x2f0
[  358.374749] (UM) 
[  358.377001]  fallback_alloc+0x203/0x2e0
[  358.381480] 5*64kB (UM) 
[  358.383569]  ____cache_alloc_node+0x1c7/0x1e0
[  358.387533] 3*128kB 
[  358.390211]  kmem_cache_alloc_node+0xe3/0x730
[  358.394693] (M) 
[  358.397027]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  358.401526] 3*256kB 
[  358.403510]  __alloc_skb+0x119/0x770
[  358.408603] (M) 
[  358.410957]  ? calc_wheel_index+0x220/0x220
[  358.414659] 4*512kB 
[  358.416643]  ? skb_scrub_packet+0x490/0x490
[  358.420957] (UM) 
[  358.423291]  ? vprintk_default+0x28/0x30
[  358.427602] 3*1024kB 
[  358.429674]  ? vprintk_func+0x85/0x181
[  358.433727] (UM) 
[  358.436147]  ? printk+0xa7/0xcf
[  358.440027] 3*2048kB (M) 
[  358.442111]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  358.445382] 3*4096kB 
[  358.448149]  ? cpu_load_update+0x360/0x360
[  358.452890] (M) 
[  358.455336]  new_skb+0x26/0x1c0
[  358.459558] = 25180kB
[  358.461577]  aoecmd_cfg+0x279/0x7f0
[  358.464845] Node 0 
[  358.467327]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  358.470954] Normal: 
[  358.473198]  ? lock_acquire+0x1ed/0x520
[  358.477508] 694*4kB 
[  358.479842]  ? call_timer_fn+0x1db/0x920
[  358.483806] (UMEH) 
[  358.486140]  ? nohz_balance_exit_idle+0x65/0x3f0
[  358.490253] 370*8kB 
[  358.492509]  ? update_curr+0x4cf/0xbe0
[  358.497258] (UMEH) 
[  358.499592]  discover_timer+0x50/0x60
[  358.503481] 193*16kB 
[  358.505738]  call_timer_fn+0x272/0x920
[  358.509525] (UMEH) 
[  358.511958]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  358.515931] 79*32kB 
[  358.518177]  ? process_timeout+0x40/0x40
[  358.523011] (UMEH) 
[  358.525350]  ? trace_hardirqs_off+0xb8/0x310
[  358.529404] 32*64kB 
[  358.532145]  ? kasan_check_read+0x11/0x20
[  358.536546] (UM) 
[  358.538880]  ? do_raw_spin_unlock+0xa7/0x2f0
[  358.543041] 5*128kB 
[  358.545113]  ? trace_hardirqs_on+0x310/0x310
[  358.549515] (UM) 
[  358.551850]  ? __run_timers+0x7da/0xc70
[  358.556248] 0*256kB 
[  358.558323]  ? lock_downgrade+0x900/0x900
[  358.562286] 0*512kB 
[  358.564620]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  358.568753] 0*1024kB 
[  358.571087]  ? trace_hardirqs_on+0xbd/0x310
[  358.576179] 0*2048kB 
[  358.578600]  ? kasan_check_read+0x11/0x20
[  358.582935] 0*4096kB = 14040kB
[  358.585470]  ? __run_timers+0x7da/0xc70
[  358.589618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.592878]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  358.596872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.605798]  ? kasan_check_write+0x14/0x20
[  358.611240] 163 total pagecache pages
[  358.619824]  ? do_raw_spin_lock+0xc1/0x200
[  358.624048] 0 pages in swap cache
[  358.627934]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  358.632167] Swap cache stats: add 0, delete 0, find 0/0
[  358.635627]  __run_timers+0x7e5/0xc70
[  358.640461] Free swap  = 0kB
[  358.645842]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  358.649627] Total swap = 0kB
[  358.652662]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.658026] 1965979 pages RAM
[  358.661059]  ? timerqueue_add+0x207/0x2b0
[  358.666067] 0 pages HighMem/MovableOnly
[  358.669182]  ? enqueue_hrtimer+0x1a5/0x560
[  358.673322] 342307 pages reserved
[  358.677304]  ? lock_release+0x970/0x970
[  358.681526] 0 pages cma reserved
[  358.684987]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  358.689011] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.692328]  ? kasan_check_write+0x14/0x20
[  358.692349]  ? pvclock_read_flags+0x160/0x160
[  358.697578] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.704036]  ? lock_downgrade+0x900/0x900
[  358.708260] ksoftirqd/0 cpuset=
[  358.712775]  ? trace_hardirqs_on+0xbd/0x310
[  358.723067] /
[  358.727229]  ? kvm_sched_clock_read+0x9/0x20
[  358.730498]  mems_allowed=0
[  358.734829]  ? irq_exit+0x17f/0x1c0
[  358.747547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.753100]  ? check_preemption_disabled+0x48/0x200
[  358.758128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.763682]  run_timer_softirq+0x52/0xb0
[  358.767758]  ? __this_cpu_preempt_check+0x1c/0x1f
[  358.772616]  __do_softirq+0x30b/0xad8
[  358.776443]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  358.781566]  ? pvclock_read_flags+0x160/0x160
[  358.786073]  ? lapic_next_event+0x5a/0x90
[  358.790233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.795783]  ? clockevents_program_event+0x140/0x370
[  358.800928]  ? kvm_clock_read+0x18/0x30
[  358.804940]  ? kvm_sched_clock_read+0x9/0x20
[  358.809366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.814945]  ? check_preemption_disabled+0x48/0x200
[  358.819986]  irq_exit+0x17f/0x1c0
[  358.823465]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.828323]  ? smp_reschedule_interrupt+0x109/0x650
[  358.833524]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.839419]  ? interrupt_entry+0xb5/0xf0
[  358.843515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.848544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.853579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.858451]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.863482]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.868515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.874067]  ? check_preemption_disabled+0x48/0x200
[  358.879101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.883967]  apic_timer_interrupt+0xf/0x20
[  358.888207]  </IRQ>
[  358.890460] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  358.896531] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  358.916203] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  358.923946] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  358.931226] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  358.938509] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  358.945788] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  358.953070] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  358.960366]  ? unmap_page_range+0xf56/0x2030
[  358.964798]  ? unmap_page_range+0x15ec/0x2030
[  358.969322]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  358.973835]  ? mark_held_locks+0x130/0x130
[  358.978098]  ? mark_held_locks+0x130/0x130
[  358.982385]  ? mark_held_locks+0x130/0x130
[  358.986637]  ? mark_held_locks+0x130/0x130
[  358.990888]  ? lock_downgrade+0x900/0x900
[  358.995109]  ? lock_downgrade+0x900/0x900
[  358.999275]  ? mark_held_locks+0x130/0x130
[  359.003526]  ? mark_held_locks+0x130/0x130
[  359.007772]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  359.012876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.018459]  ? uprobe_munmap+0x14c/0x450
[  359.022534]  ? uprobe_mmap+0xd50/0xd50
[  359.026441]  ? is_bpf_text_address+0xac/0x170
[  359.030970]  unmap_single_vma+0x19b/0x310
[  359.035139]  unmap_vmas+0x125/0x200
[  359.038782]  exit_mmap+0x2be/0x590
[  359.042336]  ? __ia32_sys_munmap+0x80/0x80
[  359.046598]  ? __might_sleep+0x95/0x190
[  359.050587]  mmput+0x247/0x610
[  359.053792]  ? lock_downgrade+0x900/0x900
[  359.057954]  ? set_mm_exe_file+0x200/0x200
[  359.062201]  ? kasan_check_read+0x11/0x20
[  359.066363]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.070812]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  359.075407]  ? kasan_check_write+0x14/0x20
[  359.079659]  ? do_raw_spin_lock+0xc1/0x200
[  359.083941]  do_exit+0xe6f/0x2610
[  359.087416]  ? mm_update_next_owner+0x990/0x990
[  359.092103]  ? pick_next_task_fair+0x990/0x16d0
[  359.096802]  ? trace_hardirqs_off+0xb8/0x310
[  359.101228]  ? mark_held_locks+0x130/0x130
[  359.105482]  ? lock_acquire+0x1ed/0x520
[  359.109476]  ? pipe_wait+0x266/0x2c0
[  359.113347]  ? mark_held_locks+0x130/0x130
[  359.117595]  ? arch_local_save_flags+0x40/0x40
[  359.122197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.127759]  ? __mutex_lock+0x85e/0x1700
[  359.131833]  ? __switch_to_asm+0x34/0x70
[  359.135928]  ? __switch_to_asm+0x40/0x70
[  359.140005]  ? __switch_to_asm+0x34/0x70
[  359.144076]  ? pipe_wait+0x266/0x2c0
[  359.147805]  ? __switch_to_asm+0x34/0x70
[  359.151880]  ? __switch_to_asm+0x34/0x70
[  359.155982]  ? mutex_trylock+0x2b0/0x2b0
[  359.160061]  ? __schedule+0x874/0x1ed0
[  359.163968]  ? __sched_text_start+0x8/0x8
[  359.168127]  ? lock_downgrade+0x900/0x900
[  359.172289]  ? memset+0x31/0x40
[  359.175582]  ? __dequeue_signal+0xf9/0x7d0
[  359.179832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.185383]  ? recalc_sigpending_tsk+0x140/0x180
[  359.190153]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.195703]  ? get_signal+0x95b/0x1980
[  359.199604]  ? lock_downgrade+0x900/0x900
[  359.203772]  do_group_exit+0x177/0x440
[  359.207674]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.213136]  ? __ia32_sys_exit+0x50/0x50
[  359.217212]  ? kasan_check_write+0x14/0x20
[  359.221464]  ? do_raw_spin_lock+0xc1/0x200
[  359.225716]  get_signal+0x8b0/0x1980
[  359.229453]  ? ptrace_notify+0x130/0x130
[  359.233533]  ? finish_wait+0x430/0x430
[  359.237446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.242999]  ? pipe_read+0x702/0x940
[  359.246731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.252287]  do_signal+0x9c/0x21e0
[  359.255844]  ? __vfs_read+0x11f/0x9b0
[  359.259661]  ? vfs_copy_file_range+0xb90/0xb90
[  359.264261]  ? setup_sigcontext+0x7d0/0x7d0
[  359.268618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.274172]  exit_to_usermode_loop+0x2e5/0x380
[  359.278772]  ? syscall_slow_exit_work+0x520/0x520
[  359.283630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.289189]  do_syscall_64+0x6be/0x820
[  359.293088]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.298467]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.303410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.308273]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.313306]  ? prepare_exit_to_usermode+0x291/0x3b0
[  359.318436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.323295]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.328493] RIP: 0033:0x410fd0
[  359.331696] Code: Bad RIP value.
[  359.335073] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  359.342793] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  359.350073] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  359.357351] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  359.364631] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  359.371929] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  359.379230] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  359.379279] aoe: skb alloc failure
[  359.386005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.386010] Call Trace:
[  359.386029]  dump_stack+0x1c4/0x2b4
[  359.386048]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.389604] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.398971]  warn_alloc.cold.119+0xb7/0x1bd
[  359.401543] syz-executor2 cpuset=
[  359.405180]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.410356] syz2
[  359.420848]  ? lock_downgrade+0x900/0x900
[  359.425401]  mems_allowed=0
[  359.428866]  ? trace_hardirqs_off+0xb8/0x310
[  359.447166]  ? trace_hardirqs_off+0xb8/0x310
[  359.451595]  __alloc_pages_slowpath+0x2667/0x2d80
[  359.456470]  ? warn_alloc+0x120/0x120
[  359.460289]  ? warn_alloc+0x120/0x120
[  359.464106]  ? warn_alloc+0x120/0x120
[  359.467953]  ? mark_held_locks+0x130/0x130
[  359.472204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.477758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.483310]  ? should_fail+0x22d/0xd01
[  359.487274]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.492390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.497966]  ? should_fail+0x22d/0xd01
[  359.501867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.507014]  ? should_fail+0x22d/0xd01
[  359.510947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.516067]  ? mark_held_locks+0x130/0x130
[  359.520576]  ? mark_held_locks+0x130/0x130
[  359.524856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.530410]  ? trace_hardirqs_off+0xb8/0x310
[  359.534831]  ? kasan_check_read+0x11/0x20
[  359.538992]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.543414]  ? trace_hardirqs_on+0x310/0x310
[  359.547837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.553385]  ? wq_watchdog_touch+0x9c/0xfe
[  359.557635]  ? io_serial_in+0x11/0x90
[  359.561450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.567009]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.572135]  __alloc_pages_nodemask+0xa80/0xde0
[  359.576817]  ? should_fail+0x22d/0xd01
[  359.580722]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  359.585766]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.590449]  ? lock_downgrade+0x900/0x900
[  359.594615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.600172]  cache_grow_begin+0x91/0x8c0
[  359.604251]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.608680]  fallback_alloc+0x203/0x2e0
[  359.612672]  ____cache_alloc_node+0x1c7/0x1e0
[  359.617196]  kmem_cache_alloc_node+0xe3/0x730
[  359.621705]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.625969]  __alloc_skb+0x119/0x770
[  359.629699]  ? skb_scrub_packet+0x490/0x490
[  359.634032]  ? lock_downgrade+0x900/0x900
[  359.638198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.643747]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.649211]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.654674]  ? addrconf_rs_timer+0x690/0x690
[  359.659103]  ndisc_alloc_skb+0x144/0x340
[  359.663183]  ndisc_send_rs+0x331/0x6e0
[  359.667087]  addrconf_rs_timer+0x314/0x690
[  359.671336]  ? lock_release+0x970/0x970
[  359.675324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.679586]  call_timer_fn+0x272/0x920
[  359.683487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.687735]  ? process_timeout+0x40/0x40
[  359.691805]  ? kasan_check_read+0x11/0x20
[  359.695968]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.700390]  ? trace_hardirqs_on+0x310/0x310
[  359.704811]  ? __run_timers+0x7da/0xc70
[  359.708798]  ? lock_downgrade+0x900/0x900
[  359.712961]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.718080]  ? trace_hardirqs_on+0xbd/0x310
[  359.722412]  ? kasan_check_read+0x11/0x20
[  359.726575]  ? __run_timers+0x7da/0xc70
[  359.730565]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.736027]  ? kasan_check_write+0x14/0x20
[  359.740275]  ? do_raw_spin_lock+0xc1/0x200
[  359.744530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.748779]  __run_timers+0x7e5/0xc70
[  359.752604]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  359.757981]  ? lock_downgrade+0x900/0x900
[  359.762140]  ? finish_task_switch+0x1b5/0x900
[  359.766654]  ? trace_hardirqs_on+0xbd/0x310
[  359.770988]  ? kasan_check_read+0x11/0x20
[  359.775151]  ? finish_task_switch+0x1f5/0x900
[  359.779662]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.785125]  ? compat_start_thread+0x80/0x80
[  359.789547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.795106]  ? pvclock_read_flags+0x160/0x160
[  359.799616]  ? __switch_to_asm+0x34/0x70
[  359.803954]  ? __switch_to_asm+0x34/0x70
[  359.808030]  ? __switch_to_asm+0x40/0x70
[  359.812104]  ? __switch_to_asm+0x40/0x70
[  359.816174]  ? __switch_to_asm+0x34/0x70
[  359.820246]  ? __switch_to_asm+0x40/0x70
[  359.824322]  ? trace_hardirqs_on+0xbd/0x310
[  359.828655]  ? kvm_sched_clock_read+0x9/0x20
[  359.833091]  ? run_ksoftirqd+0x94/0x100
[  359.837074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.842629]  ? check_preemption_disabled+0x48/0x200
[  359.847658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.853212]  run_timer_softirq+0x52/0xb0
[  359.857289]  ? __this_cpu_preempt_check+0x1c/0x1f
[  359.862149]  __do_softirq+0x30b/0xad8
[  359.865980]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  359.871099]  ? trace_hardirqs_off+0xb8/0x310
[  359.875548]  ? schedule+0x108/0x460
[  359.879190]  ? run_ksoftirqd+0x99/0x100
[  359.883177]  ? trace_hardirqs_off+0xb8/0x310
[  359.887603]  ? smpboot_thread_fn+0x68b/0xa00
[  359.892028]  ? trace_hardirqs_on+0x310/0x310
[  359.896451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.902008]  ? check_preemption_disabled+0x48/0x200
[  359.907041]  ? takeover_tasklets+0xa90/0xa90
[  359.911463]  run_ksoftirqd+0x94/0x100
[  359.915275]  smpboot_thread_fn+0x68b/0xa00
[  359.919522]  ? sort_range+0x30/0x30
[  359.923160]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.928276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.933825]  ? __kthread_parkme+0xfb/0x1a0
[  359.938074]  kthread+0x35a/0x420
[  359.941451]  ? sort_range+0x30/0x30
[  359.945088]  ? kthread_bind+0x40/0x40
[  359.948934]  ret_from_fork+0x3a/0x50
[  359.952669] warn_alloc_show_mem: 1 callbacks suppressed
[  359.952682] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  359.952684] Mem-Info:
[  359.952714] active_anon:45632 inactive_anon:123 isolated_anon:0
[  359.952714]  active_file:17 inactive_file:16 isolated_file:0
[  359.952714]  unevictable:0 dirty:0 writeback:0 unstable:0
[  359.952714]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  359.952714]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  359.952714]  free:13774 free_pcp:156 free_cma:0
[  359.958065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.958074] Call Trace:
[  359.965288] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  359.967703]  <IRQ>
[  360.000691] Node 0 
[  360.010077]  dump_stack+0x1c4/0x2b4
[  360.012679] 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
[  360.040168]  ? dump_stack_print_info.cold.2+0x52/0x52
[  360.042305] lowmem_reserve[]:
[  360.044552]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  360.048164]  0
[  360.073675]  warn_alloc.cold.119+0xb7/0x1bd
[  360.078846]  2819 6323
[  360.081975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.086919]  6323
[  360.088730]  ? lock_downgrade+0x900/0x900
[  360.095548]  ? trace_hardirqs_off+0xb8/0x310
[  360.100381] Node 0 
[  360.102456]  ? trace_hardirqs_off+0xb8/0x310
[  360.106626] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.111031]  __alloc_pages_slowpath+0x2667/0x2d80
[  360.113255] lowmem_reserve[]:
[  360.117684]  ? warn_alloc+0x120/0x120
[  360.144197]  0 0
[  360.149059]  ? enqueue_hrtimer+0x1a5/0x560
[  360.152154]  3503
[  360.155966]  ? warn_alloc+0x120/0x120
[  360.157955]  3503
[  360.162207]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  360.168064]  ? warn_alloc+0x120/0x120
[  360.170123] Node 0 
[  360.175951]  ? kasan_check_write+0x14/0x20
[  360.179772] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  360.181995]  ? mark_held_locks+0x130/0x130
[  360.186217] lowmem_reserve[]:
[  360.214505]  ? mark_held_locks+0x130/0x130
[  360.218727]  0
[  360.221843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.226067]  0
[  360.227882]  ? should_fail+0x22d/0xd01
[  360.233429]  0 0
[  360.235254]  ? put_dec_trunc8+0x273/0x300
[  360.241117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.245252] Node 0 
[  360.250362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.250372] DMA: 
[  360.252616]  ? should_fail+0x22d/0xd01
[  360.258144] 1*4kB 
[  360.260218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.264093] (U) 
[  360.266253]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.271771] 0*8kB 0*16kB 
[  360.273766]  ? should_fail+0x22d/0xd01
[  360.278857] 1*32kB 
[  360.281626]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.285505] (U) 
[  360.287752]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.292843] 2*64kB 
[  360.294829]  ? format_decode+0x1b2/0xaf0
[  360.300354] (U) 
[  360.302602]  ? mark_held_locks+0x130/0x130
[  360.306652] 1*128kB 
[  360.308635]  ? mark_held_locks+0x130/0x130
[  360.312858] (U) 
[  360.315193]  ? lock_downgrade+0x900/0x900
[  360.319420] 1*256kB 
[  360.321410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.325544] (U) 
[  360.327879]  ? trace_hardirqs_off+0xb8/0x310
[  360.333429] 0*512kB 1*1024kB 
[  360.335429]  ? kasan_check_read+0x11/0x20
[  360.339822] (U) 
[  360.343607]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.347743] 1*2048kB 
[  360.349726]  ? trace_hardirqs_on+0x310/0x310
[  360.354129] (M) 
[  360.356554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.360985] 3*4096kB 
[  360.362975]  ? wq_watchdog_touch+0x9c/0xfe
[  360.368499] (M) 
[  360.370942]  ? io_serial_in+0x11/0x90
[  360.370960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.375191] = 15908kB
[  360.377185]  __alloc_pages_nodemask+0xa80/0xde0
[  360.381056] Node 0 
[  360.386607]  ? should_fail+0x22d/0xd01
[  360.389007] DMA32: 
[  360.393684]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  360.395931] 5*4kB 
[  360.399824]  ? kasan_check_write+0x14/0x20
[  360.402052] (UM) 
[  360.407088]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.409224] 1*8kB 
[  360.413488]  ? lock_downgrade+0x900/0x900
[  360.415541] (U) 
[  360.420218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.422357] 2*16kB 
[  360.426525]  cache_grow_begin+0x91/0x8c0
[  360.428487] (M) 
[  360.434031]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.436256] 3*32kB 
[  360.440326]  fallback_alloc+0x203/0x2e0
[  360.442301] (UM) 
[  360.446721]  ____cache_alloc_node+0x1c7/0x1e0
[  360.448969] 5*64kB 
[  360.452971]  kmem_cache_alloc_node+0xe3/0x730
[  360.455021] (UM) 
[  360.459523]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  360.461749] 3*128kB 
[  360.466247]  __alloc_skb+0x119/0x770
[  360.468300] (M) 
[  360.473412]  ? calc_wheel_index+0x220/0x220
[  360.475726] 3*256kB 
[  360.479446]  ? skb_scrub_packet+0x490/0x490
[  360.481434] (M) 4*512kB 
[  360.485790]  ? vprintk_default+0x28/0x30
[  360.488100] (UM) 
[  360.492433]  ? vprintk_func+0x85/0x181
[  360.495091] 3*1024kB 
[  360.499155]  ? printk+0xa7/0xcf
[  360.501210] (UM) 
[  360.505101]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  360.507505] 3*2048kB 
[  360.510788]  ? cpu_load_update+0x360/0x360
[  360.512837] (M) 
[  360.517602]  new_skb+0x26/0x1c0
[  360.520003] 3*4096kB 
[  360.524245]  aoecmd_cfg+0x279/0x7f0
[  360.526212] (M) 
[  360.529501]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  360.532141] = 25180kB
[  360.532151] Node 0 
[  360.535790]  ? lock_acquire+0x1ed/0x520
[  360.537752] Normal: 
[  360.542080]  ? call_timer_fn+0x1db/0x920
[  360.544477] 694*4kB 
[  360.546719]  ? nohz_balance_exit_idle+0x65/0x3f0
[  360.550680] (UMEH) 
[  360.553013]  ? update_curr+0x4cf/0xbe0
[  360.557068] 370*8kB 
[  360.559483]  discover_timer+0x50/0x60
[  360.564230] (UMEH) 
[  360.566481]  call_timer_fn+0x272/0x920
[  360.570358] 193*16kB 
[  360.572686]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  360.576475] (UMEH) 
[  360.578722]  ? process_timeout+0x40/0x40
[  360.582597] 79*32kB 
[  360.585018]  ? trace_hardirqs_off+0xb8/0x310
[  360.589850] (UMEH) 
[  360.592095]  ? kasan_check_read+0x11/0x20
[  360.596144] 32*64kB 
[  360.598472]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.602865] (UM) 
[  360.605107]  ? trace_hardirqs_on+0x310/0x310
[  360.609244] 5*128kB 
[  360.611577]  ? __run_timers+0x7da/0xc70
[  360.615976] (UM) 
[  360.618047]  ? lock_downgrade+0x900/0x900
[  360.622446] 0*256kB 
[  360.624775]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  360.628737] 0*512kB 
[  360.630804]  ? trace_hardirqs_on+0xbd/0x310
[  360.634952] 0*1024kB 
[  360.637280]  ? kasan_check_read+0x11/0x20
[  360.642369] 0*2048kB 
[  360.644788]  ? __run_timers+0x7da/0xc70
[  360.649098] 0*4096kB 
[  360.651516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.655651] = 14040kB
[  360.658069]  ? kasan_check_write+0x14/0x20
[  360.662039] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.664457]  ? do_raw_spin_lock+0xc1/0x200
[  360.669929] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.672337]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  360.676574] 163 total pagecache pages
[  360.685412]  __run_timers+0x7e5/0xc70
[  360.689633] 0 pages in swap cache
[  360.698216]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  360.703045] Swap cache stats: add 0, delete 0, find 0/0
[  360.706863]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.710648] Free swap  = 0kB
[  360.714111]  ? timerqueue_add+0x207/0x2b0
[  360.719473] Total swap = 0kB
[  360.724841]  ? enqueue_hrtimer+0x1a5/0x560
[  360.729849] 1965979 pages RAM
[  360.732868]  ? lock_release+0x970/0x970
[  360.732885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.737058] 0 pages HighMem/MovableOnly
[  360.737067] 342307 pages reserved
[  360.740231]  ? kasan_check_write+0x14/0x20
[  360.744458] 0 pages cma reserved
[  360.747572]  ? pvclock_read_flags+0x160/0x160
[  360.751586] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.756731]  ? lock_downgrade+0x900/0x900
[  360.756750]  ? trace_hardirqs_on+0xbd/0x310
[  360.756768]  ? kvm_sched_clock_read+0x9/0x20
[  360.760781] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.764201]  ? irq_exit+0x17f/0x1c0
[  360.768434] ksoftirqd/0 cpuset=
[  360.771808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.776291] /
[  360.782793]  ? check_preemption_disabled+0x48/0x200
[  360.787004]  mems_allowed=0
[  360.791332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.833668]  run_timer_softirq+0x52/0xb0
[  360.837745]  ? __this_cpu_preempt_check+0x1c/0x1f
[  360.842598]  __do_softirq+0x30b/0xad8
[  360.846419]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  360.851546]  ? pvclock_read_flags+0x160/0x160
[  360.856053]  ? lapic_next_event+0x5a/0x90
[  360.860214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.865769]  ? clockevents_program_event+0x140/0x370
[  360.870884]  ? kvm_clock_read+0x18/0x30
[  360.874893]  ? kvm_sched_clock_read+0x9/0x20
[  360.879343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.884892]  ? check_preemption_disabled+0x48/0x200
[  360.889969]  irq_exit+0x17f/0x1c0
[  360.893438]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.898314]  ? smp_reschedule_interrupt+0x109/0x650
[  360.903340]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.909234]  ? interrupt_entry+0xb5/0xf0
[  360.913308]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.918341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.923391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.928245]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.933271]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.938295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.943846]  ? check_preemption_disabled+0x48/0x200
[  360.948879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.953763]  apic_timer_interrupt+0xf/0x20
[  360.958003]  </IRQ>
[  360.960252] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  360.966324] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  360.985230] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  360.992961] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  361.000233] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  361.007505] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  361.014781] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  361.022066] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  361.029360]  ? unmap_page_range+0xf56/0x2030
[  361.033785]  ? unmap_page_range+0x15ec/0x2030
[  361.038308]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  361.042818]  ? mark_held_locks+0x130/0x130
[  361.047133]  ? mark_held_locks+0x130/0x130
[  361.051384]  ? mark_held_locks+0x130/0x130
[  361.055627]  ? mark_held_locks+0x130/0x130
[  361.059874]  ? lock_downgrade+0x900/0x900
[  361.064060]  ? lock_downgrade+0x900/0x900
[  361.068221]  ? mark_held_locks+0x130/0x130
[  361.072478]  ? mark_held_locks+0x130/0x130
[  361.076721]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  361.081745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.087293]  ? uprobe_munmap+0x14c/0x450
[  361.091366]  ? uprobe_mmap+0xd50/0xd50
[  361.095291]  ? is_bpf_text_address+0xac/0x170
[  361.099818]  unmap_single_vma+0x19b/0x310
[  361.103986]  unmap_vmas+0x125/0x200
[  361.107628]  exit_mmap+0x2be/0x590
[  361.111181]  ? __ia32_sys_munmap+0x80/0x80
[  361.115441]  ? __might_sleep+0x95/0x190
[  361.119432]  mmput+0x247/0x610
[  361.122640]  ? lock_downgrade+0x900/0x900
[  361.126798]  ? set_mm_exe_file+0x200/0x200
[  361.131044]  ? kasan_check_read+0x11/0x20
[  361.135202]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.139623]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  361.144217]  ? kasan_check_write+0x14/0x20
[  361.148461]  ? do_raw_spin_lock+0xc1/0x200
[  361.152714]  do_exit+0xe6f/0x2610
[  361.156184]  ? mm_update_next_owner+0x990/0x990
[  361.160864]  ? pick_next_task_fair+0x990/0x16d0
[  361.165575]  ? trace_hardirqs_off+0xb8/0x310
[  361.170001]  ? mark_held_locks+0x130/0x130
[  361.174252]  ? lock_acquire+0x1ed/0x520
[  361.178236]  ? pipe_wait+0x266/0x2c0
[  361.181962]  ? mark_held_locks+0x130/0x130
[  361.186206]  ? arch_local_save_flags+0x40/0x40
[  361.190798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.196358]  ? __mutex_lock+0x85e/0x1700
[  361.200435]  ? __switch_to_asm+0x34/0x70
[  361.204503]  ? __switch_to_asm+0x40/0x70
[  361.208575]  ? __switch_to_asm+0x34/0x70
[  361.212644]  ? pipe_wait+0x266/0x2c0
[  361.216370]  ? __switch_to_asm+0x34/0x70
[  361.220442]  ? __switch_to_asm+0x34/0x70
[  361.224518]  ? mutex_trylock+0x2b0/0x2b0
[  361.228589]  ? __schedule+0x874/0x1ed0
[  361.232491]  ? __sched_text_start+0x8/0x8
[  361.236651]  ? lock_downgrade+0x900/0x900
[  361.240812]  ? memset+0x31/0x40
[  361.244103]  ? __dequeue_signal+0xf9/0x7d0
[  361.248350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.253893]  ? recalc_sigpending_tsk+0x140/0x180
[  361.258689]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.264241]  ? get_signal+0x95b/0x1980
[  361.268137]  ? lock_downgrade+0x900/0x900
[  361.272304]  do_group_exit+0x177/0x440
[  361.276203]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.281664]  ? __ia32_sys_exit+0x50/0x50
[  361.285733]  ? kasan_check_write+0x14/0x20
[  361.289981]  ? do_raw_spin_lock+0xc1/0x200
[  361.294232]  get_signal+0x8b0/0x1980
[  361.297976]  ? ptrace_notify+0x130/0x130
[  361.302049]  ? finish_wait+0x430/0x430
[  361.305967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.311518]  ? pipe_read+0x702/0x940
[  361.315244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.320796]  do_signal+0x9c/0x21e0
[  361.324350]  ? __vfs_read+0x11f/0x9b0
[  361.328164]  ? vfs_copy_file_range+0xb90/0xb90
[  361.332760]  ? setup_sigcontext+0x7d0/0x7d0
[  361.337113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.342664]  exit_to_usermode_loop+0x2e5/0x380
[  361.347260]  ? syscall_slow_exit_work+0x520/0x520
[  361.352196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.357750]  do_syscall_64+0x6be/0x820
[  361.361648]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.367022]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.372116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.376977]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.382017]  ? prepare_exit_to_usermode+0x291/0x3b0
[  361.387047]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.391935]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.397134] RIP: 0033:0x410fd0
[  361.400337] Code: Bad RIP value.
[  361.403708] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  361.411432] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  361.418708] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  361.426361] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  361.433635] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  361.440934] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  361.448233] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  361.448283] aoe: skb alloc failure
[  361.455021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.455025] Call Trace:
[  361.455048]  dump_stack+0x1c4/0x2b4
[  361.455066]  ? dump_stack_print_info.cold.2+0x52/0x52
[  361.458627] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.467975]  warn_alloc.cold.119+0xb7/0x1bd
[  361.470564] syz-executor2 cpuset=
[  361.474204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.479561] syz2
[  361.490060]  ? lock_downgrade+0x900/0x900
[  361.494384]  mems_allowed=0
[  361.497973]  ? trace_hardirqs_off+0xb8/0x310
[  361.516299]  ? trace_hardirqs_off+0xb8/0x310
[  361.520738]  __alloc_pages_slowpath+0x2667/0x2d80
[  361.525616]  ? warn_alloc+0x120/0x120
[  361.529448]  ? warn_alloc+0x120/0x120
[  361.533266]  ? warn_alloc+0x120/0x120
[  361.537078]  ? mark_held_locks+0x130/0x130
[  361.541328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.546878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.552458]  ? should_fail+0x22d/0xd01
[  361.556371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.561486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.567034]  ? should_fail+0x22d/0xd01
[  361.570957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.576071]  ? should_fail+0x22d/0xd01
[  361.579974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.585093]  ? mark_held_locks+0x130/0x130
[  361.589339]  ? mark_held_locks+0x130/0x130
[  361.593585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.599132]  ? trace_hardirqs_off+0xb8/0x310
[  361.603549]  ? kasan_check_read+0x11/0x20
[  361.607707]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.612131]  ? trace_hardirqs_on+0x310/0x310
[  361.616549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.622097]  ? wq_watchdog_touch+0x9c/0xfe
[  361.626348]  ? io_serial_in+0x11/0x90
[  361.630163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.635710]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.640830]  __alloc_pages_nodemask+0xa80/0xde0
[  361.645539]  ? should_fail+0x22d/0xd01
[  361.649444]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  361.654495]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.659183]  ? lock_downgrade+0x900/0x900
[  361.663349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.668933]  cache_grow_begin+0x91/0x8c0
[  361.673011]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.677436]  fallback_alloc+0x203/0x2e0
[  361.681440]  ____cache_alloc_node+0x1c7/0x1e0
[  361.685966]  kmem_cache_alloc_node+0xe3/0x730
[  361.690476]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.694725]  __alloc_skb+0x119/0x770
[  361.698470]  ? skb_scrub_packet+0x490/0x490
[  361.702800]  ? lock_downgrade+0x900/0x900
[  361.706969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.712518]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.717983]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.723446]  ? addrconf_rs_timer+0x690/0x690
[  361.727877]  ndisc_alloc_skb+0x144/0x340
[  361.731981]  ndisc_send_rs+0x331/0x6e0
[  361.735882]  addrconf_rs_timer+0x314/0x690
[  361.740151]  ? lock_release+0x970/0x970
[  361.744139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.748432]  call_timer_fn+0x272/0x920
[  361.752329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.756574]  ? process_timeout+0x40/0x40
[  361.760646]  ? kasan_check_read+0x11/0x20
[  361.764805]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.769225]  ? trace_hardirqs_on+0x310/0x310
[  361.773645]  ? __run_timers+0x7da/0xc70
[  361.777629]  ? lock_downgrade+0x900/0x900
[  361.781792]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.786937]  ? trace_hardirqs_on+0xbd/0x310
[  361.791270]  ? kasan_check_read+0x11/0x20
[  361.795432]  ? __run_timers+0x7da/0xc70
[  361.799419]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.804892]  ? kasan_check_write+0x14/0x20
[  361.809173]  ? do_raw_spin_lock+0xc1/0x200
[  361.813432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.817696]  __run_timers+0x7e5/0xc70
[  361.821521]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  361.826919]  ? lock_downgrade+0x900/0x900
[  361.831091]  ? finish_task_switch+0x1b5/0x900
[  361.835600]  ? trace_hardirqs_on+0xbd/0x310
[  361.839957]  ? kasan_check_read+0x11/0x20
[  361.844121]  ? finish_task_switch+0x1f5/0x900
[  361.848628]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.854093]  ? compat_start_thread+0x80/0x80
[  361.858516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.864070]  ? pvclock_read_flags+0x160/0x160
[  361.868574]  ? __switch_to_asm+0x34/0x70
[  361.872647]  ? __switch_to_asm+0x34/0x70
[  361.876716]  ? __switch_to_asm+0x40/0x70
[  361.880786]  ? __switch_to_asm+0x40/0x70
[  361.884860]  ? __switch_to_asm+0x34/0x70
[  361.888955]  ? __switch_to_asm+0x40/0x70
[  361.893116]  ? trace_hardirqs_on+0xbd/0x310
[  361.897448]  ? kvm_sched_clock_read+0x9/0x20
[  361.901882]  ? run_ksoftirqd+0x94/0x100
[  361.905930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.911485]  ? check_preemption_disabled+0x48/0x200
[  361.916512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.922064]  run_timer_softirq+0x52/0xb0
[  361.926135]  ? __this_cpu_preempt_check+0x1c/0x1f
[  361.930993]  __do_softirq+0x30b/0xad8
[  361.934814]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  361.939954]  ? trace_hardirqs_off+0xb8/0x310
[  361.944378]  ? schedule+0x108/0x460
[  361.948020]  ? run_ksoftirqd+0x99/0x100
[  361.952011]  ? trace_hardirqs_off+0xb8/0x310
[  361.956432]  ? smpboot_thread_fn+0x68b/0xa00
[  361.960860]  ? trace_hardirqs_on+0x310/0x310
[  361.965279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.970826]  ? check_preemption_disabled+0x48/0x200
[  361.975852]  ? takeover_tasklets+0xa90/0xa90
[  361.980277]  run_ksoftirqd+0x94/0x100
[  361.984096]  smpboot_thread_fn+0x68b/0xa00
[  361.988349]  ? sort_range+0x30/0x30
[  361.991992]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.997109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.002660]  ? __kthread_parkme+0xfb/0x1a0
[  362.006938]  kthread+0x35a/0x420
[  362.010316]  ? sort_range+0x30/0x30
[  362.013957]  ? kthread_bind+0x40/0x40
[  362.017767]  ret_from_fork+0x3a/0x50
[  362.021498] warn_alloc_show_mem: 1 callbacks suppressed
[  362.021511] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  362.021513] Mem-Info:
[  362.021543] active_anon:45632 inactive_anon:123 isolated_anon:0
[  362.021543]  active_file:17 inactive_file:16 isolated_file:0
[  362.021543]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.021543]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  362.021543]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  362.021543]  free:13774 free_pcp:156 free_cma:0
[  362.026888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.026922] Call Trace:
[  362.034225] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  362.036636]  <IRQ>
[  362.069517] Node 0 
[  362.078926]  dump_stack+0x1c4/0x2b4
[  362.081524] 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
[  362.109015]  ? dump_stack_print_info.cold.2+0x52/0x52
[  362.111151] lowmem_reserve[]:
[  362.113396]  ? nohz_balance_enter_idle+0x6d0/0x6d0
[  362.117012]  0
[  362.142527]  warn_alloc.cold.119+0xb7/0x1bd
[  362.147701]  2819
[  362.150813]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.155728]  6323
[  362.157538]  ? lock_downgrade+0x900/0x900
[  362.161846]  6323
[  362.163946]  ? trace_hardirqs_off+0xb8/0x310
[  362.170842]  ? trace_hardirqs_off+0xb8/0x310
[  362.174979] Node 0 
[  362.177050]  __alloc_pages_slowpath+0x2667/0x2d80
[  362.181470] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  362.185875]  ? warn_alloc+0x120/0x120
[  362.188090] lowmem_reserve[]:
[  362.192963]  ? enqueue_hrtimer+0x1a5/0x560
[  362.219495]  0
[  362.223343]  ? warn_alloc+0x120/0x120
[  362.226433]  0
[  362.230678]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  362.232467]  3503
[  362.236273]  ? warn_alloc+0x120/0x120
[  362.238068]  3503
[  362.243871]  ? kasan_check_write+0x14/0x20
[  362.249752]  ? mark_held_locks+0x130/0x130
[  362.251803] Node 0 
[  362.256042]  ? mark_held_locks+0x130/0x130
[  362.260290] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  362.262510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.266728] lowmem_reserve[]:
[  362.295016]  ? should_fail+0x22d/0xd01
[  362.300610]  0
[  362.303727]  ? put_dec_trunc8+0x273/0x300
[  362.307686]  0
[  362.309547]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.313682]  0
[  362.315493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.320580]  0
[  362.322399]  ? should_fail+0x22d/0xd01
[  362.329756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.333630] Node 0 DMA: 
[  362.339172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.339188]  ? should_fail+0x22d/0xd01
[  362.341853] 1*4kB 
[  362.346963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.350833] (U) 
[  362.352996]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.358090] 0*8kB 
[  362.360076]  ? format_decode+0x1b2/0xaf0
[  362.365605] 0*16kB 
[  362.367764]  ? mark_held_locks+0x130/0x130
[  362.371813] 1*32kB 
[  362.374053]  ? mark_held_locks+0x130/0x130
[  362.378275] (U) 
[  362.380612]  ? lock_downgrade+0x900/0x900
[  362.384932] 2*64kB 
[  362.386944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.391077] (U) 
[  362.393326]  ? trace_hardirqs_off+0xb8/0x310
[  362.398956] 1*128kB 
[  362.400964]  ? kasan_check_read+0x11/0x20
[  362.405363] (U) 
[  362.407698]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.411835] 1*256kB 
[  362.413816]  ? trace_hardirqs_on+0x310/0x310
[  362.418212] (U) 
[  362.420549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.424951] 0*512kB 
[  362.426964]  ? wq_watchdog_touch+0x9c/0xfe
[  362.432487] 1*1024kB 
[  362.434822]  ? io_serial_in+0x11/0x90
[  362.439043] (U) 
[  362.441462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.445248] 1*2048kB 
[  362.447235]  __alloc_pages_nodemask+0xa80/0xde0
[  362.452750] (M) 
[  362.455169]  ? should_fail+0x22d/0xd01
[  362.459824] 3*4096kB 
[  362.461811]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  362.465684] (M) 
[  362.468101]  ? kasan_check_write+0x14/0x20
[  362.473106] = 15908kB
[  362.475097]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.479326] Node 0 
[  362.481754]  ? lock_downgrade+0x900/0x900
[  362.486406] DMA32: 
[  362.488661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.492796] 5*4kB 
[  362.495039]  cache_grow_begin+0x91/0x8c0
[  362.500564] (UM) 
[  362.502725]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.506771] 1*8kB 
[  362.508839]  fallback_alloc+0x203/0x2e0
[  362.513249] (U) 
[  362.515410]  ____cache_alloc_node+0x1c7/0x1e0
[  362.519407] 2*16kB 
[  362.521407]  kmem_cache_alloc_node+0xe3/0x730
[  362.525890] (M) 
[  362.528161]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.532921] 3*32kB (UM) 
[  362.534953]  __alloc_skb+0x119/0x770
[  362.540045] 5*64kB 
[  362.542725]  ? calc_wheel_index+0x220/0x220
[  362.546432] (UM) 
[  362.548675]  ? skb_scrub_packet+0x490/0x490
[  362.552986] 3*128kB 
[  362.555059]  ? vprintk_default+0x28/0x30
[  362.559366] (M) 
[  362.561696]  ? vprintk_func+0x85/0x181
[  362.565747] 3*256kB 
[  362.567729]  ? printk+0xa7/0xcf
[  362.571604] (M) 
[  362.573953]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  362.577221] 4*512kB 
[  362.579205]  ? cpu_load_update+0x360/0x360
[  362.583957] (UM) 
[  362.586292]  new_skb+0x26/0x1c0
[  362.590513] 3*1024kB 
[  362.592581]  aoecmd_cfg+0x279/0x7f0
[  362.595842] (UM) 
[  362.598260]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  362.601873] 3*2048kB 
[  362.603973]  ? lock_acquire+0x1ed/0x520
[  362.608389] (M) 
[  362.610809]  ? call_timer_fn+0x1db/0x920
[  362.614771] 3*4096kB 
[  362.616756]  ? nohz_balance_exit_idle+0x65/0x3f0
[  362.620804] (M) 
[  362.623218]  ? update_curr+0x4cf/0xbe0
[  362.627968] = 25180kB
[  362.629970]  discover_timer+0x50/0x60
[  362.633843] Node 0 
[  362.636272]  call_timer_fn+0x272/0x920
[  362.640058] Normal: 
[  362.642302]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  362.646181] 694*4kB 
[  362.648512]  ? process_timeout+0x40/0x40
[  362.653343] (UMEH) 
[  362.655676]  ? trace_hardirqs_off+0xb8/0x310
[  362.659725] 370*8kB 
[  362.661969]  ? kasan_check_read+0x11/0x20
[  362.666361] (UMEH) 
[  362.668693]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.672829] 193*16kB 
[  362.675162]  ? trace_hardirqs_on+0x310/0x310
[  362.679559] (UMEH) 
[  362.681981]  ? __run_timers+0x7da/0xc70
[  362.686377] 79*32kB 
[  362.688619]  ? lock_downgrade+0x900/0x900
[  362.692580] (UMEH) 
[  362.694943]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.699088] 32*64kB 
[  362.701343]  ? trace_hardirqs_on+0xbd/0x310
[  362.706493] (UM) 
[  362.708822]  ? kasan_check_read+0x11/0x20
[  362.713133] 5*128kB 
[  362.715202]  ? __run_timers+0x7da/0xc70
[  362.719334] (UM) 
[  362.721668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.725624] 0*256kB 0*512kB 
[  362.727704]  ? kasan_check_write+0x14/0x20
[  362.733147] 0*1024kB 
[  362.736174]  ? do_raw_spin_lock+0xc1/0x200
[  362.740388] 0*2048kB 0*4096kB 
[  362.742822]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  362.747045] = 14040kB
[  362.750235]  __run_timers+0x7e5/0xc70
[  362.755073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  362.757489]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  362.761279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  362.770117]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.775472] 163 total pagecache pages
[  362.784054]  ? timerqueue_add+0x207/0x2b0
[  362.789058] 0 pages in swap cache
[  362.792864]  ? enqueue_hrtimer+0x1a5/0x560
[  362.797062] Swap cache stats: add 0, delete 0, find 0/0
[  362.797071] Free swap  = 0kB
[  362.800555]  ? lock_release+0x970/0x970
[  362.804777] Total swap = 0kB
[  362.810149]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.813160] 1965979 pages RAM
[  362.817139]  ? kasan_check_write+0x14/0x20
[  362.820146] 0 pages HighMem/MovableOnly
[  362.825341]  ? pvclock_read_flags+0x160/0x160
[  362.828428] 342307 pages reserved
[  362.828437] 0 pages cma reserved
[  362.832679]  ? lock_downgrade+0x900/0x900
[  362.836704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  362.841149]  ? trace_hardirqs_on+0xbd/0x310
[  362.844701] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  362.847966]  ? kvm_sched_clock_read+0x9/0x20
[  362.852105] ksoftirqd/0 cpuset=
[  362.858603]  ? irq_exit+0x17f/0x1c0
[  362.862939] /
[  362.873261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.877655]  mems_allowed=0
[  362.880967]  ? check_preemption_disabled+0x48/0x200
[  362.899770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.905322]  run_timer_softirq+0x52/0xb0
[  362.909398]  ? __this_cpu_preempt_check+0x1c/0x1f
[  362.914259]  __do_softirq+0x30b/0xad8
[  362.918082]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  362.923200]  ? pvclock_read_flags+0x160/0x160
[  362.927704]  ? lapic_next_event+0x5a/0x90
[  362.931865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.937445]  ? clockevents_program_event+0x140/0x370
[  362.942559]  ? kvm_clock_read+0x18/0x30
[  362.946543]  ? kvm_sched_clock_read+0x9/0x20
[  362.950974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.956525]  ? check_preemption_disabled+0x48/0x200
[  362.961559]  irq_exit+0x17f/0x1c0
[  362.965030]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.969885]  ? smp_reschedule_interrupt+0x109/0x650
[  362.974957]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.980851]  ? interrupt_entry+0xb5/0xf0
[  362.984952]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.989980]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.995006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.999862]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.004888]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.009969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.015519]  ? check_preemption_disabled+0x48/0x200
[  363.020554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.025410]  apic_timer_interrupt+0xf/0x20
[  363.029650]  </IRQ>
[  363.031926] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  363.038003] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  363.056937] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  363.064720] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  363.071999] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  363.079278] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  363.086553] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  363.093833] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  363.101130]  ? unmap_page_range+0xf56/0x2030
[  363.105558]  ? unmap_page_range+0x15ec/0x2030
[  363.110078]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  363.114585]  ? mark_held_locks+0x130/0x130
[  363.118839]  ? mark_held_locks+0x130/0x130
[  363.123084]  ? mark_held_locks+0x130/0x130
[  363.127333]  ? mark_held_locks+0x130/0x130
[  363.131685]  ? lock_downgrade+0x900/0x900
[  363.135844]  ? lock_downgrade+0x900/0x900
[  363.140013]  ? mark_held_locks+0x130/0x130
[  363.144261]  ? mark_held_locks+0x130/0x130
[  363.148510]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  363.153538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.159085]  ? uprobe_munmap+0x14c/0x450
[  363.163159]  ? uprobe_mmap+0xd50/0xd50
[  363.167060]  ? is_bpf_text_address+0xac/0x170
[  363.171576]  unmap_single_vma+0x19b/0x310
[  363.175744]  unmap_vmas+0x125/0x200
[  363.179593]  exit_mmap+0x2be/0x590
[  363.183142]  ? __ia32_sys_munmap+0x80/0x80
[  363.187402]  ? __might_sleep+0x95/0x190
[  363.191416]  mmput+0x247/0x610
[  363.194639]  ? lock_downgrade+0x900/0x900
[  363.198800]  ? set_mm_exe_file+0x200/0x200
[  363.203048]  ? kasan_check_read+0x11/0x20
[  363.207206]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.211630]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  363.216374]  ? kasan_check_write+0x14/0x20
[  363.220621]  ? do_raw_spin_lock+0xc1/0x200
[  363.224868]  do_exit+0xe6f/0x2610
[  363.228368]  ? mm_update_next_owner+0x990/0x990
[  363.233048]  ? pick_next_task_fair+0x990/0x16d0
[  363.237746]  ? trace_hardirqs_off+0xb8/0x310
[  363.242169]  ? mark_held_locks+0x130/0x130
[  363.246523]  ? lock_acquire+0x1ed/0x520
[  363.250517]  ? pipe_wait+0x266/0x2c0
[  363.254247]  ? mark_held_locks+0x130/0x130
[  363.258491]  ? arch_local_save_flags+0x40/0x40
[  363.263083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.268640]  ? __mutex_lock+0x85e/0x1700
[  363.272709]  ? __switch_to_asm+0x34/0x70
[  363.276779]  ? __switch_to_asm+0x40/0x70
[  363.280849]  ? __switch_to_asm+0x34/0x70
[  363.284944]  ? pipe_wait+0x266/0x2c0
[  363.288671]  ? __switch_to_asm+0x34/0x70
[  363.292741]  ? __switch_to_asm+0x34/0x70
[  363.296817]  ? mutex_trylock+0x2b0/0x2b0
[  363.300890]  ? __schedule+0x874/0x1ed0
[  363.304823]  ? __sched_text_start+0x8/0x8
[  363.308984]  ? lock_downgrade+0x900/0x900
[  363.313142]  ? memset+0x31/0x40
[  363.316438]  ? __dequeue_signal+0xf9/0x7d0
[  363.320687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.326234]  ? recalc_sigpending_tsk+0x140/0x180
[  363.331006]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.336554]  ? get_signal+0x95b/0x1980
[  363.340450]  ? lock_downgrade+0x900/0x900
[  363.344624]  do_group_exit+0x177/0x440
[  363.348523]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.354047]  ? __ia32_sys_exit+0x50/0x50
[  363.358117]  ? kasan_check_write+0x14/0x20
[  363.362362]  ? do_raw_spin_lock+0xc1/0x200
[  363.366613]  get_signal+0x8b0/0x1980
[  363.370344]  ? ptrace_notify+0x130/0x130
[  363.374419]  ? finish_wait+0x430/0x430
[  363.378332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.383923]  ? pipe_read+0x702/0x940
[  363.387653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.393205]  do_signal+0x9c/0x21e0
[  363.396758]  ? __vfs_read+0x11f/0x9b0
[  363.400572]  ? vfs_copy_file_range+0xb90/0xb90
[  363.405166]  ? setup_sigcontext+0x7d0/0x7d0
[  363.409529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.415099]  exit_to_usermode_loop+0x2e5/0x380
[  363.419730]  ? syscall_slow_exit_work+0x520/0x520
[  363.424952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.430512]  do_syscall_64+0x6be/0x820
[  363.434411]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.439800]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.444742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.449594]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.454627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  363.459657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.464522]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.469721] RIP: 0033:0x410fd0
[  363.472949] Code: Bad RIP value.
[  363.476318] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  363.484033] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  363.491307] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  363.498592] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  363.505870] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  363.513170] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  363.520472] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  363.520521] aoe: skb alloc failure
[  363.527243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.527247] Call Trace:
[  363.527269]  dump_stack+0x1c4/0x2b4
[  363.527287]  ? dump_stack_print_info.cold.2+0x52/0x52
[  363.530857] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.540184]  warn_alloc.cold.119+0xb7/0x1bd
[  363.542752] syz-executor2 cpuset=
[  363.546385]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.551593] syz2
[  363.562087]  ? lock_downgrade+0x900/0x900
[  363.566396]  mems_allowed=0
[  363.569853]  ? trace_hardirqs_off+0xb8/0x310
[  363.588141]  ? trace_hardirqs_off+0xb8/0x310
[  363.592566]  __alloc_pages_slowpath+0x2667/0x2d80
[  363.597436]  ? warn_alloc+0x120/0x120
[  363.601251]  ? warn_alloc+0x120/0x120
[  363.605071]  ? cpuacct_charge+0x265/0x440
[  363.609227]  ? warn_alloc+0x120/0x120
[  363.613047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.618597]  ? should_fail+0x22d/0xd01
[  363.622495]  ? lock_downgrade+0x900/0x900
[  363.626654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.631768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.637314]  ? should_fail+0x22d/0xd01
[  363.641213]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  363.647022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.652134]  ? should_fail+0x22d/0xd01
[  363.656033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.661152]  ? mark_held_locks+0x130/0x130
[  363.665398]  ? mark_held_locks+0x130/0x130
[  363.669639]  ? __account_cfs_rq_runtime+0x790/0x790
[  363.674667]  ? select_task_rq_fair+0x754/0x3500
[  363.679345]  ? lock_downgrade+0x900/0x900
[  363.683528]  ? __cpu_to_node+0x7d/0xa0
[  363.687432]  ? account_entity_enqueue+0x3a3/0x660
[  363.692291]  ? __enqueue_entity+0x10d/0x1f0
[  363.696629]  ? check_preemption_disabled+0x48/0x200
[  363.701660]  __alloc_pages_nodemask+0xa80/0xde0
[  363.706337]  ? should_fail+0x22d/0xd01
[  363.710239]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  363.715282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.719966]  ? lock_downgrade+0x900/0x900
[  363.724134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.729686]  cache_grow_begin+0x91/0x8c0
[  363.733763]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.738191]  fallback_alloc+0x203/0x2e0
[  363.742180]  ____cache_alloc_node+0x1c7/0x1e0
[  363.746689]  kmem_cache_alloc_node+0xe3/0x730
[  363.751200]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.755451]  __alloc_skb+0x119/0x770
[  363.759187]  ? skb_scrub_packet+0x490/0x490
[  363.763523]  ? lock_downgrade+0x900/0x900
[  363.767685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.773235]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.778699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.784159]  ? addrconf_rs_timer+0x690/0x690
[  363.788588]  ndisc_alloc_skb+0x144/0x340
[  363.792663]  ndisc_send_rs+0x331/0x6e0
[  363.796564]  addrconf_rs_timer+0x314/0x690
[  363.800808]  ? lock_release+0x970/0x970
[  363.804796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.809053]  call_timer_fn+0x272/0x920
[  363.812955]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.817205]  ? process_timeout+0x40/0x40
[  363.821274]  ? kasan_check_read+0x11/0x20
[  363.825434]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.829854]  ? trace_hardirqs_on+0x310/0x310
[  363.834275]  ? __run_timers+0x7da/0xc70
[  363.838257]  ? lock_downgrade+0x900/0x900
[  363.842417]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  363.847535]  ? trace_hardirqs_on+0xbd/0x310
[  363.851868]  ? kasan_check_read+0x11/0x20
[  363.856143]  ? __run_timers+0x7da/0xc70
[  363.860132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.865599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.871154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.875404]  __run_timers+0x7e5/0xc70
[  363.879225]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  363.884597]  ? lock_downgrade+0x900/0x900
[  363.888758]  ? finish_task_switch+0x1b5/0x900
[  363.893270]  ? trace_hardirqs_on+0xbd/0x310
[  363.897603]  ? kasan_check_read+0x11/0x20
[  363.901760]  ? finish_task_switch+0x1f5/0x900
[  363.906271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.911730]  ? compat_start_thread+0x80/0x80
[  363.916152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.921712]  ? pvclock_read_flags+0x160/0x160
[  363.926215]  ? __switch_to_asm+0x34/0x70
[  363.930284]  ? __switch_to_asm+0x34/0x70
[  363.934349]  ? __switch_to_asm+0x40/0x70
[  363.938441]  ? __switch_to_asm+0x40/0x70
[  363.942523]  ? __switch_to_asm+0x34/0x70
[  363.946614]  ? __switch_to_asm+0x40/0x70
[  363.950688]  ? trace_hardirqs_on+0xbd/0x310
[  363.955020]  ? kvm_sched_clock_read+0x9/0x20
[  363.959475]  ? run_ksoftirqd+0x94/0x100
[  363.963458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.969014]  ? check_preemption_disabled+0x48/0x200
[  363.974043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.979595]  run_timer_softirq+0x52/0xb0
[  363.983671]  ? __this_cpu_preempt_check+0x1c/0x1f
[  363.988525]  __do_softirq+0x30b/0xad8
[  363.992352]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  363.997474]  ? trace_hardirqs_off+0xb8/0x310
[  364.001927]  ? schedule+0x108/0x460
[  364.005570]  ? run_ksoftirqd+0x99/0x100
[  364.009564]  ? trace_hardirqs_off+0xb8/0x310
[  364.013986]  ? smpboot_thread_fn+0x68b/0xa00
[  364.018409]  ? trace_hardirqs_on+0x310/0x310
[  364.022829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.028403]  ? check_preemption_disabled+0x48/0x200
[  364.033444]  ? takeover_tasklets+0xa90/0xa90
[  364.037871]  run_ksoftirqd+0x94/0x100
[  364.041709]  smpboot_thread_fn+0x68b/0xa00
[  364.046044]  ? sort_range+0x30/0x30
[  364.049679]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.054793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.060341]  ? __kthread_parkme+0xfb/0x1a0
[  364.064604]  kthread+0x35a/0x420
[  364.067982]  ? sort_range+0x30/0x30
[  364.071617]  ? kthread_bind+0x40/0x40
[  364.075426]  ret_from_fork+0x3a/0x50
[  364.079160] warn_alloc_show_mem: 1 callbacks suppressed
[  364.079172] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  364.079174] Mem-Info:
[  364.079203] active_anon:45632 inactive_anon:123 isolated_anon:0
[  364.079203]  active_file:17 inactive_file:16 isolated_file:0
[  364.079203]  unevictable:0 dirty:0 writeback:0 unstable:0
[  364.079203]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  364.079203]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  364.079203]  free:13774 free_pcp:156 free_cma:0
[  364.084555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.091761] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  364.094169] Call Trace:
[  364.127048] Node 0 
[  364.136404]  <IRQ>
[  364.163954] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  364.166530]  dump_stack+0x1c4/0x2b4
[  364.168743] lowmem_reserve[]: 0
[  364.170943]  ? dump_stack_print_info.cold.2+0x52/0x52
[  364.196450]  2819
[  364.200319]  warn_alloc.cold.119+0xb7/0x1bd
[  364.203582]  6323
[  364.208838]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.210918]  6323
[  364.215250]  ? lock_downgrade+0x900/0x900
[  364.222155]  ? trace_hardirqs_off+0xb8/0x310
[  364.224205] Node 0 
[  364.228372]  ? trace_hardirqs_off+0xb8/0x310
[  364.232791] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  364.235013]  __alloc_pages_slowpath+0x2667/0x2d80
[  364.239407] lowmem_reserve[]:
[  364.265977]  ? warn_alloc+0x120/0x120
[  364.270798]  0
[  364.273943]  ? warn_alloc+0x120/0x120
[  364.277734]  0
[  364.279546]  ? warn_alloc+0x120/0x120
[  364.283338]  3503
[  364.285150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.288952]  3503
[  364.291028]  ? put_dec_trunc8+0x273/0x300
[  364.296553] Node 0 
[  364.298636]  ? put_dec+0x3b/0xf0
[  364.302798] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  364.305022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.308377] lowmem_reserve[]:
[  364.336668]  ? should_fail+0x22d/0xd01
[  364.342194]  0
[  364.345306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.349183]  0
[  364.350997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.356088]  0
[  364.357929]  ? should_fail+0x22d/0xd01
[  364.363462]  0
[  364.365335]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.371026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.376553] Node 0 
[  364.381747]  ? should_fail+0x22d/0xd01
[  364.381750] DMA: 1*4kB 
[  364.384002]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.387879] (U) 
[  364.390495]  ? lock_downgrade+0x900/0x900
[  364.395586] 0*8kB 
[  364.397571]  ? mark_held_locks+0x130/0x130
[  364.401710] 0*16kB 
[  364.403865]  ? mark_held_locks+0x130/0x130
[  364.408087] 1*32kB 
[  364.410334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.414580] (U) 
[  364.416823]  ? wq_watchdog_touch+0x9c/0xfe
[  364.422385] 2*64kB 
[  364.424383]  ? io_serial_in+0x11/0x90
[  364.428602] (U) 
[  364.430848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.434638] 1*128kB 
[  364.436628]  ? console_unlock+0xbf5/0x1160
[  364.442145] (U) 
[  364.444477]  ? lock_downgrade+0x900/0x900
[  364.448700] 1*256kB 
[  364.450699]  __alloc_pages_nodemask+0xa80/0xde0
[  364.454830] (U) 
[  364.457161]  ? should_fail+0x22d/0xd01
[  364.461817] 0*512kB 
[  364.463803]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  364.467709] 1*1024kB 
[  364.470049]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.475034] (U) 
[  364.477443]  ? lock_downgrade+0x900/0x900
[  364.482089] 1*2048kB 
[  364.484065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.488186] (M) 
[  364.490592]  cache_grow_begin+0x91/0x8c0
[  364.496098] 3*4096kB (M) 
[  364.498085]  ? do_raw_spin_unlock+0xa7/0x2f0
[  364.502136] = 15908kB
[  364.504886]  fallback_alloc+0x203/0x2e0
[  364.509277] Node 0 
[  364.511680]  ____cache_alloc_node+0x1c7/0x1e0
[  364.515638] DMA32: 
[  364.517883]  kmem_cache_alloc_node+0xe3/0x730
[  364.522391] 5*4kB 
[  364.524619]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.529094] (UM) 
[  364.531762]  __alloc_skb+0x119/0x770
[  364.535973] 1*8kB 
[  364.538032]  ? skb_scrub_packet+0x490/0x490
[  364.541722] (U) 
[  364.543862]  ? lock_downgrade+0x900/0x900
[  364.548156] 2*16kB 
[  364.550121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.554252] (M) 
[  364.556485]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.561996] 3*32kB 
[  364.563965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.569390] (UM) 
[  364.571624]  ? addrconf_rs_timer+0x690/0x690
[  364.577050] 5*64kB 
[  364.579116]  ndisc_alloc_skb+0x144/0x340
[  364.583493] (UM) 
[  364.585730]  ndisc_send_rs+0x331/0x6e0
[  364.589778] 3*128kB 
[  364.591836]  addrconf_rs_timer+0x314/0x690
[  364.595700] (M) 
[  364.598024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.602238] 3*256kB 
[  364.604215]  call_timer_fn+0x272/0x920
[  364.608423] (M) 
[  364.610753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.614618] 4*512kB 
[  364.616592]  ? process_timeout+0x40/0x40
[  364.620795] (UM) 3*1024kB (UM) 3*2048kB 
[  364.623135]  ? trace_hardirqs_off+0xb8/0x310
[  364.627174] (M) 
[  364.631234]  ? kasan_check_read+0x11/0x20
[  364.635626] 3*4096kB 
[  364.637603]  ? do_raw_spin_unlock+0xa7/0x2f0
[  364.641743] (M) 
[  364.644157]  ? trace_hardirqs_on+0x310/0x310
[  364.648546] = 25180kB
[  364.650527]  ? __run_timers+0x7da/0xc70
[  364.654931] Node 0 
[  364.657347]  ? lock_downgrade+0x900/0x900
[  364.661302] Normal: 
[  364.663544]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.667676] 694*4kB 
[  364.670002]  ? trace_hardirqs_on+0xbd/0x310
[  364.675088] (UMEH) 
[  364.677430]  ? kasan_check_read+0x11/0x20
[  364.681734] 370*8kB 
[  364.683974]  ? __run_timers+0x7da/0xc70
[  364.688105] (UMEH) 
[  364.690440]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.694410] 193*16kB 
[  364.696657]  ? kasan_check_write+0x14/0x20
[  364.702093] (UMEH) 
[  364.704515]  ? do_raw_spin_lock+0xc1/0x200
[  364.708736] 79*32kB 
[  364.710991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.715209] (UMEH) 
[  364.717544]  __run_timers+0x7e5/0xc70
[  364.721763] 32*64kB 
[  364.724012]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  364.727816] (UM) 
[  364.730149]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.735503] 5*128kB 
[  364.737687]  ? timerqueue_add+0x207/0x2b0
[  364.742693] (UM) 
[  364.745024]  ? enqueue_hrtimer+0x1a5/0x560
[  364.749155] 0*256kB 0*512kB 
[  364.751237]  ? lock_release+0x970/0x970
[  364.755458] 0*1024kB 
[  364.758490]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.762448] 0*2048kB 0*4096kB 
[  364.764877]  ? kasan_check_write+0x14/0x20
[  364.770058] = 14040kB
[  364.773259]  ? pvclock_read_flags+0x160/0x160
[  364.777502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  364.779950]  ? lock_downgrade+0x900/0x900
[  364.784436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  364.784446] 163 total pagecache pages
[  364.793291]  ? trace_hardirqs_on+0xbd/0x310
[  364.797431] 0 pages in swap cache
[  364.797444] Swap cache stats: add 0, delete 0, find 0/0
[  364.806139]  ? kvm_sched_clock_read+0x9/0x20
[  364.809950] Free swap  = 0kB
[  364.814279]  ? irq_exit+0x17f/0x1c0
[  364.817723] Total swap = 0kB
[  364.823104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.827500] 1965979 pages RAM
[  364.830568]  ? check_preemption_disabled+0x48/0x200
[  364.834352] 0 pages HighMem/MovableOnly
[  364.834361] 342307 pages reserved
[  364.837466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.842992] 0 pages cma reserved
[  364.846108]  run_timer_softirq+0x52/0xb0
[  364.851177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.855095]  ? __this_cpu_preempt_check+0x1c/0x1f
[  364.855111]  __do_softirq+0x30b/0xad8
[  364.855130]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  364.858622] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.864127]  ? pvclock_read_flags+0x160/0x160
[  364.867495] ksoftirqd/0 cpuset=
[  364.871578]  ? lapic_next_event+0x5a/0x90
[  364.878071] /
[  364.882952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.886743]  mems_allowed=0
[  364.891854]  ? clockevents_program_event+0x140/0x370
[  364.929443]  ? kvm_clock_read+0x18/0x30
[  364.933438]  ? kvm_sched_clock_read+0x9/0x20
[  364.937861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.943410]  ? check_preemption_disabled+0x48/0x200
[  364.948453]  irq_exit+0x17f/0x1c0
[  364.951948]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.956805]  ? smp_reschedule_interrupt+0x109/0x650
[  364.961951]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.967860]  ? interrupt_entry+0xb5/0xf0
[  364.971954]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.976994]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.982021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.986874]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.991948]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.996977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.002528]  ? check_preemption_disabled+0x48/0x200
[  365.007571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.012458]  apic_timer_interrupt+0xf/0x20
[  365.016693]  </IRQ>
[  365.018965] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  365.025038] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  365.044035] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  365.051755] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  365.059032] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  365.066312] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  365.073588] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  365.080865] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  365.088183]  ? unmap_page_range+0xf56/0x2030
[  365.092610]  ? unmap_page_range+0x15ec/0x2030
[  365.097254]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  365.101762]  ? mark_held_locks+0x130/0x130
[  365.106022]  ? mark_held_locks+0x130/0x130
[  365.110269]  ? mark_held_locks+0x130/0x130
[  365.114581]  ? mark_held_locks+0x130/0x130
[  365.118826]  ? lock_downgrade+0x900/0x900
[  365.122988]  ? lock_downgrade+0x900/0x900
[  365.127154]  ? mark_held_locks+0x130/0x130
[  365.131414]  ? mark_held_locks+0x130/0x130
[  365.135677]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  365.140707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.146258]  ? uprobe_munmap+0x14c/0x450
[  365.150334]  ? uprobe_mmap+0xd50/0xd50
[  365.154240]  ? is_bpf_text_address+0xac/0x170
[  365.158758]  unmap_single_vma+0x19b/0x310
[  365.163379]  unmap_vmas+0x125/0x200
[  365.167021]  exit_mmap+0x2be/0x590
[  365.170575]  ? __ia32_sys_munmap+0x80/0x80
[  365.174945]  ? __might_sleep+0x95/0x190
[  365.178959]  mmput+0x247/0x610
[  365.182165]  ? lock_downgrade+0x900/0x900
[  365.186325]  ? set_mm_exe_file+0x200/0x200
[  365.190571]  ? kasan_check_read+0x11/0x20
[  365.194745]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.199165]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  365.203756]  ? kasan_check_write+0x14/0x20
[  365.208008]  ? do_raw_spin_lock+0xc1/0x200
[  365.212260]  do_exit+0xe6f/0x2610
[  365.215729]  ? mm_update_next_owner+0x990/0x990
[  365.220440]  ? pick_next_task_fair+0x990/0x16d0
[  365.225132]  ? trace_hardirqs_off+0xb8/0x310
[  365.229727]  ? mark_held_locks+0x130/0x130
[  365.233981]  ? lock_acquire+0x1ed/0x520
[  365.237974]  ? pipe_wait+0x266/0x2c0
[  365.241702]  ? mark_held_locks+0x130/0x130
[  365.245965]  ? arch_local_save_flags+0x40/0x40
[  365.250578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.256141]  ? __mutex_lock+0x85e/0x1700
[  365.260210]  ? __switch_to_asm+0x34/0x70
[  365.264278]  ? __switch_to_asm+0x40/0x70
[  365.268354]  ? __switch_to_asm+0x34/0x70
[  365.272430]  ? pipe_wait+0x266/0x2c0
[  365.276160]  ? __switch_to_asm+0x34/0x70
[  365.280228]  ? __switch_to_asm+0x34/0x70
[  365.284300]  ? mutex_trylock+0x2b0/0x2b0
[  365.288377]  ? __schedule+0x874/0x1ed0
[  365.292277]  ? __sched_text_start+0x8/0x8
[  365.296442]  ? lock_downgrade+0x900/0x900
[  365.300600]  ? memset+0x31/0x40
[  365.303923]  ? __dequeue_signal+0xf9/0x7d0
[  365.308176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.313726]  ? recalc_sigpending_tsk+0x140/0x180
[  365.318491]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  365.324040]  ? get_signal+0x95b/0x1980
[  365.328224]  ? lock_downgrade+0x900/0x900
[  365.332385]  do_group_exit+0x177/0x440
[  365.336285]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.341745]  ? __ia32_sys_exit+0x50/0x50
[  365.345817]  ? kasan_check_write+0x14/0x20
[  365.350063]  ? do_raw_spin_lock+0xc1/0x200
[  365.354311]  get_signal+0x8b0/0x1980
[  365.358040]  ? ptrace_notify+0x130/0x130
[  365.362112]  ? finish_wait+0x430/0x430
[  365.366020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.371567]  ? pipe_read+0x702/0x940
[  365.375291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.380846]  do_signal+0x9c/0x21e0
[  365.384398]  ? __vfs_read+0x11f/0x9b0
[  365.388217]  ? vfs_copy_file_range+0xb90/0xb90
[  365.392811]  ? setup_sigcontext+0x7d0/0x7d0
[  365.397170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.402731]  exit_to_usermode_loop+0x2e5/0x380
[  365.407447]  ? syscall_slow_exit_work+0x520/0x520
[  365.412302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.417854]  do_syscall_64+0x6be/0x820
[  365.421754]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  365.427428]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.432368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.437225]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.442255]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.447286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.452146]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  365.457345] RIP: 0033:0x410fd0
[  365.460550] Code: Bad RIP value.
[  365.463946] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  365.471662] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  365.478957] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  365.486233] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  365.493520] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  365.500809] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  365.508109] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  365.508166] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.514877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.514882] Call Trace:
[  365.514938]  dump_stack+0x1c4/0x2b4
[  365.514957]  ? dump_stack_print_info.cold.2+0x52/0x52
[  365.521587] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.530849]  warn_alloc.cold.119+0xb7/0x1bd
[  365.533418] syz-executor2 cpuset=
[  365.537081]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.542257] syz2
[  365.552754]  ? lock_downgrade+0x900/0x900
[  365.557065]  mems_allowed=0
[  365.560523]  ? trace_hardirqs_off+0xb8/0x310
[  365.578810]  ? trace_hardirqs_off+0xb8/0x310
[  365.583246]  __alloc_pages_slowpath+0x2667/0x2d80
[  365.588126]  ? warn_alloc+0x120/0x120
[  365.591962]  ? warn_alloc+0x120/0x120
[  365.595776]  ? warn_alloc+0x120/0x120
[  365.599600]  ? mark_held_locks+0x130/0x130
[  365.603850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.609397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.614975]  ? should_fail+0x22d/0xd01
[  365.618875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.624029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.629592]  ? should_fail+0x22d/0xd01
[  365.633493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.638610]  ? should_fail+0x22d/0xd01
[  365.642527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.647645]  ? mark_held_locks+0x130/0x130
[  365.651892]  ? mark_held_locks+0x130/0x130
[  365.656173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.661726]  ? trace_hardirqs_off+0xb8/0x310
[  365.666145]  ? kasan_check_read+0x11/0x20
[  365.670307]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.674736]  ? trace_hardirqs_on+0x310/0x310
[  365.679357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.684933]  ? wq_watchdog_touch+0x9c/0xfe
[  365.689184]  ? io_serial_in+0x11/0x90
[  365.692996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.698552]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  365.703674]  __alloc_pages_nodemask+0xa80/0xde0
[  365.708359]  ? should_fail+0x22d/0xd01
[  365.712270]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  365.717324]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.722010]  ? lock_downgrade+0x900/0x900
[  365.726177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.731814]  cache_grow_begin+0x91/0x8c0
[  365.735919]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.740354]  fallback_alloc+0x203/0x2e0
[  365.744354]  ____cache_alloc_node+0x1c7/0x1e0
[  365.748951]  kmem_cache_alloc_node+0xe3/0x730
[  365.753464]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.757715]  __alloc_skb+0x119/0x770
[  365.761444]  ? skb_scrub_packet+0x490/0x490
[  365.765781]  ? lock_downgrade+0x900/0x900
[  365.769967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.775516]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.780982]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.786444]  ? addrconf_rs_timer+0x690/0x690
[  365.790876]  ndisc_alloc_skb+0x144/0x340
[  365.794984]  ndisc_send_rs+0x331/0x6e0
[  365.798891]  addrconf_rs_timer+0x314/0x690
[  365.803170]  ? lock_release+0x970/0x970
[  365.807160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.811426]  call_timer_fn+0x272/0x920
[  365.815323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.819571]  ? process_timeout+0x40/0x40
[  365.823639]  ? kasan_check_read+0x11/0x20
[  365.827803]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.832248]  ? trace_hardirqs_on+0x310/0x310
[  365.836668]  ? __run_timers+0x7da/0xc70
[  365.840663]  ? lock_downgrade+0x900/0x900
[  365.844824]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  365.849959]  ? trace_hardirqs_on+0xbd/0x310
[  365.854293]  ? kasan_check_read+0x11/0x20
[  365.858466]  ? __run_timers+0x7da/0xc70
[  365.862506]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.867974]  ? kasan_check_write+0x14/0x20
[  365.872222]  ? do_raw_spin_lock+0xc1/0x200
[  365.876472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.880717]  __run_timers+0x7e5/0xc70
[  365.884542]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  365.889947]  ? lock_downgrade+0x900/0x900
[  365.894112]  ? finish_task_switch+0x1b5/0x900
[  365.898621]  ? trace_hardirqs_on+0xbd/0x310
[  365.902967]  ? kasan_check_read+0x11/0x20
[  365.907129]  ? finish_task_switch+0x1f5/0x900
[  365.911649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.917110]  ? compat_start_thread+0x80/0x80
[  365.921533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.927090]  ? pvclock_read_flags+0x160/0x160
[  365.931600]  ? __switch_to_asm+0x34/0x70
[  365.935670]  ? __switch_to_asm+0x34/0x70
[  365.939739]  ? __switch_to_asm+0x40/0x70
[  365.943817]  ? __switch_to_asm+0x40/0x70
[  365.947888]  ? __switch_to_asm+0x34/0x70
[  365.951994]  ? __switch_to_asm+0x40/0x70
[  365.956072]  ? trace_hardirqs_on+0xbd/0x310
[  365.960405]  ? kvm_sched_clock_read+0x9/0x20
[  365.964835]  ? run_ksoftirqd+0x94/0x100
[  365.968820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.974374]  ? check_preemption_disabled+0x48/0x200
[  365.979412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.984993]  run_timer_softirq+0x52/0xb0
[  365.989067]  ? __this_cpu_preempt_check+0x1c/0x1f
[  365.993954]  __do_softirq+0x30b/0xad8
[  365.997778]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  366.002892]  ? trace_hardirqs_off+0xb8/0x310
[  366.007351]  ? schedule+0x108/0x460
[  366.010992]  ? run_ksoftirqd+0x99/0x100
[  366.014992]  ? trace_hardirqs_off+0xb8/0x310
[  366.019414]  ? smpboot_thread_fn+0x68b/0xa00
[  366.023834]  ? trace_hardirqs_on+0x310/0x310
[  366.028258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.033807]  ? check_preemption_disabled+0x48/0x200
[  366.038938]  ? takeover_tasklets+0xa90/0xa90
[  366.043369]  run_ksoftirqd+0x94/0x100
[  366.047180]  smpboot_thread_fn+0x68b/0xa00
[  366.051431]  ? sort_range+0x30/0x30
[  366.055072]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  366.060186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.065735]  ? __kthread_parkme+0xfb/0x1a0
[  366.069985]  kthread+0x35a/0x420
[  366.073361]  ? sort_range+0x30/0x30
[  366.077001]  ? kthread_bind+0x40/0x40
[  366.080811]  ret_from_fork+0x3a/0x50
[  366.084539] warn_alloc_show_mem: 1 callbacks suppressed
[  366.084551] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  366.084565] Mem-Info:
[  366.084607] active_anon:45632 inactive_anon:123 isolated_anon:0
[  366.084607]  active_file:17 inactive_file:16 isolated_file:0
[  366.084607]  unevictable:0 dirty:0 writeback:0 unstable:0
[  366.084607]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  366.084607]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  366.084607]  free:13774 free_pcp:156 free_cma:0
[  366.089960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.097162] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  366.099588] Call Trace:
[  366.132477] Node 0 
[  366.141844]  <IRQ>
[  366.169365] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  366.171962]  dump_stack+0x1c4/0x2b4
[  366.174187] lowmem_reserve[]:
[  366.176346]  ? dump_stack_print_info.cold.2+0x52/0x52
[  366.201951]  0
[  366.205677]  warn_alloc.cold.119+0xb7/0x1bd
[  366.208768]  2819
[  366.213972]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.215829]  6323
[  366.220162]  ? lock_downgrade+0x900/0x900
[  366.222224]  6323
[  366.227087]  ? trace_hardirqs_off+0xb8/0x310
[  366.233297]  ? trace_hardirqs_off+0xb8/0x310
[  366.235348] Node 0 
[  366.239766]  __alloc_pages_slowpath+0x2667/0x2d80
[  366.244205] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  366.246448]  ? warn_alloc+0x120/0x120
[  366.251245] lowmem_reserve[]: 0
[  366.277807]  ? warn_alloc+0x120/0x120
[  366.281597]  0
[  366.284886]  ? warn_alloc+0x120/0x120
[  366.288705]  3503
[  366.290515]  ? idle_cpu+0x1d0/0x1d0
[  366.294308]  3503
[  366.296390]  ? kvm_sched_clock_read+0x9/0x20
[  366.302076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.306480] Node 0 
[  366.312031]  ? should_fail+0x22d/0xd01
[  366.312067] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  366.314288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.318155] lowmem_reserve[]: 0
[  366.346535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.351650]  0
[  366.354959]  ? should_fail+0x22d/0xd01
[  366.360482]  0
[  366.362294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.366169]  0
[  366.367980]  ? should_fail+0x22d/0xd01
[  366.374886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.378792] Node 0 DMA: 
[  366.383994]  ? mark_held_locks+0x130/0x130
[  366.384010]  ? mark_held_locks+0x130/0x130
[  366.386678] 1*4kB 
[  366.390938]  ? select_task_rq_fair+0x754/0x3500
[  366.390955]  ? mark_held_locks+0x130/0x130
[  366.395181] (U) 
[  366.397339]  ? __cpu_to_node+0x7d/0xa0
[  366.402036] 0*8kB 
[  366.406277]  ? account_entity_enqueue+0x3a3/0x660
[  366.408247] 0*16kB 
[  366.412142]  ? mark_held_locks+0x130/0x130
[  366.414281] 1*32kB 
[  366.419130]  __alloc_pages_nodemask+0xa80/0xde0
[  366.421364] (U) 
[  366.425607]  ? should_fail+0x22d/0xd01
[  366.427840] 2*64kB 
[  366.432520]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  366.434493] (U) 
[  366.438408]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.440626] 1*128kB 
[  366.445646]  ? lock_downgrade+0x900/0x900
[  366.447617] (U) 
[  366.452295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.454616] 1*256kB 
[  366.458768]  cache_grow_begin+0x91/0x8c0
[  366.460735] (U) 
[  366.466282]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.468596] 0*512kB 
[  366.472667]  fallback_alloc+0x203/0x2e0
[  366.474640] 1*1024kB 
[  366.479082]  ____cache_alloc_node+0x1c7/0x1e0
[  366.481399] (U) 
[  366.485388]  kmem_cache_alloc_node+0xe3/0x730
[  366.487788] 1*2048kB 
[  366.492297]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.494264] (M) 
[  366.498767]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  366.501171] 3*4096kB 
[  366.505594]  __alloc_skb+0x119/0x770
[  366.507560] (M) 
[  366.512148]  ? skb_scrub_packet+0x490/0x490
[  366.514545] = 15908kB
[  366.514554] Node 0 
[  366.518273]  ? atomic_notifier_call_chain+0xc6/0x190
[  366.520239] DMA32: 
[  366.524581]  ? lock_downgrade+0x900/0x900
[  366.526986] 5*4kB 
[  366.529233]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  366.534670] (UM) 1*8kB 
[  366.536956]  ? lock_release+0x970/0x970
[  366.541093] (U) 
[  366.543252]  ? do_raw_write_trylock+0x1c0/0x1c0
[  366.549036] 2*16kB 
[  366.551633]  __neigh_notify+0x8c/0x160
[  366.555597] (M) 
[  366.557585]  ? __neigh_event_send+0x1390/0x1390
[  366.562236] 3*32kB (UM) 
[  366.564491]  neigh_timer_handler+0x6cb/0xdf0
[  366.568366] 5*64kB 
[  366.570350]  ? neigh_invalidate+0x550/0x550
[  366.575007] (UM) 
[  366.577689]  ? estimation_timer+0x609/0x890
[  366.582089] 3*128kB 
[  366.584336]  call_timer_fn+0x272/0x920
[  366.588640] (M) 
[  366.590717]  ? neigh_invalidate+0x550/0x550
[  366.595031] 3*256kB 
[  366.597375]  ? process_timeout+0x40/0x40
[  366.601247] (M) 
[  366.603235]  ? trace_hardirqs_off+0xb8/0x310
[  366.607546] 4*512kB 
[  366.609875]  ? kasan_check_read+0x11/0x20
[  366.613948] (UM) 
[  366.615955]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.620386] 3*1024kB (UM) 
[  366.622727]  ? trace_hardirqs_on+0x310/0x310
[  366.626988] 3*2048kB (M) 
[  366.629070]  ? __run_timers+0x7da/0xc70
[  366.633465] 3*4096kB 
[  366.636315]  ? lock_downgrade+0x900/0x900
[  366.640711] (M) 
[  366.643566]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  366.647527] = 25180kB
[  366.649975]  ? trace_hardirqs_on+0xbd/0x310
[  366.654111] Node 0 
[  366.656094]  ? kasan_check_read+0x11/0x20
[  366.661184] Normal: 
[  366.663615]  ? __run_timers+0x7da/0xc70
[  366.667947] 694*4kB 
[  366.670193]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  366.674325] (UMEH) 
[  366.676656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.680619] 370*8kB 
[  366.682975]  ? neigh_invalidate+0x550/0x550
[  366.688410] (UMEH) 
[  366.690660]  __run_timers+0x7e5/0xc70
[  366.696185] 193*16kB 
[  366.698518]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  366.702821] (UMEH) 
[  366.705067]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.708855] 79*32kB 
[  366.711273]  ? timerqueue_add+0x207/0x2b0
[  366.716619] (UMEH) 32*64kB 
[  366.718873]  ? enqueue_hrtimer+0x1a5/0x560
[  366.723879] (UM) 
[  366.726255]  ? lock_release+0x970/0x970
[  366.730399] 5*128kB 
[  366.733393]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.737584] (UM) 
[  366.739657]  ? kasan_check_write+0x14/0x20
[  366.743620] 0*256kB 
[  366.745973]  ? pvclock_read_flags+0x160/0x160
[  366.751151] 0*512kB 
[  366.753222]  ? lock_downgrade+0x900/0x900
[  366.757455] 0*1024kB 
[  366.759785]  ? trace_hardirqs_on+0xbd/0x310
[  366.764268] 0*2048kB 
[  366.766601]  ? kvm_sched_clock_read+0x9/0x20
[  366.770738] 0*4096kB 
[  366.773253]  ? irq_exit+0x17f/0x1c0
[  366.777560] = 14040kB
[  366.777576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  366.779994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.784408] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  366.786828]  ? check_preemption_disabled+0x48/0x200
[  366.790465] 163 total pagecache pages
[  366.792885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.801742] 0 pages in swap cache
[  366.807288]  run_timer_softirq+0x52/0xb0
[  366.815853] Swap cache stats: add 0, delete 0, find 0/0
[  366.820875]  ? __this_cpu_preempt_check+0x1c/0x1f
[  366.824662] Free swap  = 0kB
[  366.830209]  __do_softirq+0x30b/0xad8
[  366.833650] Total swap = 0kB
[  366.833659] 1965979 pages RAM
[  366.837733]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  366.843087] 0 pages HighMem/MovableOnly
[  366.848014]  ? pvclock_read_flags+0x160/0x160
[  366.851160] 342307 pages reserved
[  366.851170] 0 pages cma reserved
[  366.854980]  ? lapic_next_event+0x5a/0x90
[  366.858064] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.861110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.866274] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.870186]  ? clockevents_program_event+0x140/0x370
[  366.874673] ksoftirqd/0 cpuset=
[  366.878135]  ? kvm_clock_read+0x18/0x30
[  366.881483] /
[  366.885636]  ? kvm_sched_clock_read+0x9/0x20
[  366.892119]  mems_allowed=0
[  366.897664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.934935]  ? check_preemption_disabled+0x48/0x200
[  366.939979]  irq_exit+0x17f/0x1c0
[  366.943456]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.948309]  ? smp_reschedule_interrupt+0x109/0x650
[  366.953337]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.959232]  ? interrupt_entry+0xb5/0xf0
[  366.963305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.968345]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.973374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.978239]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.983268]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.988297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.993853]  ? check_preemption_disabled+0x48/0x200
[  366.998890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.003782]  apic_timer_interrupt+0xf/0x20
[  367.008022]  </IRQ>
[  367.010274] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  367.016343] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  367.035257] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  367.042980] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  367.050258] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  367.057535] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  367.064809] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  367.072087] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  367.079387]  ? unmap_page_range+0xf56/0x2030
[  367.083836]  ? unmap_page_range+0x15ec/0x2030
[  367.088357]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  367.092870]  ? mark_held_locks+0x130/0x130
[  367.097154]  ? mark_held_locks+0x130/0x130
[  367.101407]  ? mark_held_locks+0x130/0x130
[  367.105665]  ? mark_held_locks+0x130/0x130
[  367.109948]  ? lock_downgrade+0x900/0x900
[  367.114113]  ? lock_downgrade+0x900/0x900
[  367.118278]  ? mark_held_locks+0x130/0x130
[  367.122525]  ? mark_held_locks+0x130/0x130
[  367.126769]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  367.131795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.137341]  ? uprobe_munmap+0x14c/0x450
[  367.141415]  ? uprobe_mmap+0xd50/0xd50
[  367.145349]  ? is_bpf_text_address+0xac/0x170
[  367.149880]  unmap_single_vma+0x19b/0x310
[  367.154218]  unmap_vmas+0x125/0x200
[  367.157857]  exit_mmap+0x2be/0x590
[  367.161500]  ? __ia32_sys_munmap+0x80/0x80
[  367.165759]  ? __might_sleep+0x95/0x190
[  367.169748]  mmput+0x247/0x610
[  367.172969]  ? lock_downgrade+0x900/0x900
[  367.177127]  ? set_mm_exe_file+0x200/0x200
[  367.181382]  ? kasan_check_read+0x11/0x20
[  367.185539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.189971]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  367.194576]  ? kasan_check_write+0x14/0x20
[  367.198819]  ? do_raw_spin_lock+0xc1/0x200
[  367.203075]  do_exit+0xe6f/0x2610
[  367.206546]  ? mm_update_next_owner+0x990/0x990
[  367.211228]  ? pick_next_task_fair+0x990/0x16d0
[  367.215944]  ? trace_hardirqs_off+0xb8/0x310
[  367.220376]  ? mark_held_locks+0x130/0x130
[  367.224626]  ? lock_acquire+0x1ed/0x520
[  367.228613]  ? pipe_wait+0x266/0x2c0
[  367.232353]  ? mark_held_locks+0x130/0x130
[  367.236611]  ? arch_local_save_flags+0x40/0x40
[  367.241203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.246764]  ? __mutex_lock+0x85e/0x1700
[  367.250833]  ? __switch_to_asm+0x34/0x70
[  367.254925]  ? __switch_to_asm+0x40/0x70
[  367.259003]  ? __switch_to_asm+0x34/0x70
[  367.263079]  ? pipe_wait+0x266/0x2c0
[  367.266803]  ? __switch_to_asm+0x34/0x70
[  367.270876]  ? __switch_to_asm+0x34/0x70
[  367.274977]  ? mutex_trylock+0x2b0/0x2b0
[  367.279051]  ? __schedule+0x874/0x1ed0
[  367.282969]  ? __sched_text_start+0x8/0x8
[  367.287132]  ? lock_downgrade+0x900/0x900
[  367.291296]  ? memset+0x31/0x40
[  367.294590]  ? __dequeue_signal+0xf9/0x7d0
[  367.298843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.304406]  ? recalc_sigpending_tsk+0x140/0x180
[  367.309175]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.314727]  ? get_signal+0x95b/0x1980
[  367.318628]  ? lock_downgrade+0x900/0x900
[  367.322798]  do_group_exit+0x177/0x440
[  367.326707]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.332169]  ? __ia32_sys_exit+0x50/0x50
[  367.336244]  ? kasan_check_write+0x14/0x20
[  367.340490]  ? do_raw_spin_lock+0xc1/0x200
[  367.344744]  get_signal+0x8b0/0x1980
[  367.348478]  ? ptrace_notify+0x130/0x130
[  367.352553]  ? finish_wait+0x430/0x430
[  367.356472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.362024]  ? pipe_read+0x702/0x940
[  367.365751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.371311]  do_signal+0x9c/0x21e0
[  367.374863]  ? __vfs_read+0x11f/0x9b0
[  367.378680]  ? vfs_copy_file_range+0xb90/0xb90
[  367.383272]  ? setup_sigcontext+0x7d0/0x7d0
[  367.387632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.393191]  exit_to_usermode_loop+0x2e5/0x380
[  367.397790]  ? syscall_slow_exit_work+0x520/0x520
[  367.402667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.408221]  do_syscall_64+0x6be/0x820
[  367.412124]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  367.417520]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.422459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.427668]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.432713]  ? prepare_exit_to_usermode+0x291/0x3b0
[  367.437783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.442647]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  367.447844] RIP: 0033:0x410fd0
[  367.451050] Code: Bad RIP value.
[  367.454442] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  367.462159] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  367.469453] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  367.476728] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  367.484004] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  367.491286] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  367.498672] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  367.498771] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.505521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.516006] syz-executor2 cpuset=
[  367.525357] Call Trace:
[  367.525367] syz2
[  367.528829]  dump_stack+0x1c4/0x2b4
[  367.531405]  mems_allowed=0
[  367.533402]  ? dump_stack_print_info.cold.2+0x52/0x52
[  367.545161]  warn_alloc.cold.119+0xb7/0x1bd
[  367.549495]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.554375]  ? lock_downgrade+0x900/0x900
[  367.558551]  ? trace_hardirqs_off+0xb8/0x310
[  367.562974]  ? trace_hardirqs_off+0xb8/0x310
[  367.567400]  __alloc_pages_slowpath+0x2667/0x2d80
[  367.572273]  ? warn_alloc+0x120/0x120
[  367.576089]  ? warn_alloc+0x120/0x120
[  367.579939]  ? warn_alloc+0x120/0x120
[  367.583757]  ? mark_held_locks+0x130/0x130
[  367.588007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.593566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.599116]  ? should_fail+0x22d/0xd01
[  367.603022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.608136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.613686]  ? should_fail+0x22d/0xd01
[  367.617590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.622707]  ? should_fail+0x22d/0xd01
[  367.626616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.631737]  ? mark_held_locks+0x130/0x130
[  367.635988]  ? mark_held_locks+0x130/0x130
[  367.640244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.645797]  ? trace_hardirqs_off+0xb8/0x310
[  367.650300]  ? kasan_check_read+0x11/0x20
[  367.654459]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.658878]  ? trace_hardirqs_on+0x310/0x310
[  367.663327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.668873]  ? wq_watchdog_touch+0x9c/0xfe
[  367.673153]  ? io_serial_in+0x11/0x90
[  367.676971]  ? retint_kernel+0x2d/0x2d
[  367.680868]  ? trace_hardirqs_on_caller+0xc0/0x310
[  367.685840]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.690608]  ? trace_hardirqs_off+0x310/0x310
[  367.695112]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.700235]  __alloc_pages_nodemask+0xa80/0xde0
[  367.704941]  ? should_fail+0x22d/0xd01
[  367.708845]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  367.713884]  ? ____cache_alloc_node+0x1c7/0x1e0
[  367.718600]  ? lock_downgrade+0x900/0x900
[  367.722763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.728317]  cache_grow_begin+0x91/0x8c0
[  367.732391]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.736814]  fallback_alloc+0x203/0x2e0
[  367.740802]  ____cache_alloc_node+0x1c7/0x1e0
[  367.745421]  kmem_cache_alloc_node+0xe3/0x730
[  367.749959]  ? ipv6_get_ifaddr+0x42e/0x620
[  367.754217]  __alloc_skb+0x119/0x770
[  367.757971]  ? skb_scrub_packet+0x490/0x490
[  367.762303]  ? lock_downgrade+0x900/0x900
[  367.766465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.772025]  ? refcount_sub_and_test_checked+0x203/0x310
[  367.777486]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  367.782964]  ? addrconf_rs_timer+0x690/0x690
[  367.787391]  ndisc_alloc_skb+0x144/0x340
[  367.791480]  ndisc_send_rs+0x331/0x6e0
[  367.795393]  addrconf_rs_timer+0x314/0x690
[  367.799649]  ? lock_release+0x970/0x970
[  367.803640]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.807933]  call_timer_fn+0x272/0x920
[  367.811834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.816086]  ? process_timeout+0x40/0x40
[  367.820157]  ? kasan_check_read+0x11/0x20
[  367.824321]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.828741]  ? trace_hardirqs_on+0x310/0x310
[  367.833167]  ? __run_timers+0x7da/0xc70
[  367.837158]  ? lock_downgrade+0x900/0x900
[  367.841317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.846433]  ? trace_hardirqs_on+0xbd/0x310
[  367.850765]  ? kasan_check_read+0x11/0x20
[  367.855044]  ? __run_timers+0x7da/0xc70
[  367.859032]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.864496]  ? kasan_check_write+0x14/0x20
[  367.868756]  ? do_raw_spin_lock+0xc1/0x200
[  367.873006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.877252]  __run_timers+0x7e5/0xc70
[  367.881072]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  367.886455]  ? lock_downgrade+0x900/0x900
[  367.890616]  ? finish_task_switch+0x1b5/0x900
[  367.895125]  ? trace_hardirqs_on+0xbd/0x310
[  367.899473]  ? kasan_check_read+0x11/0x20
[  367.903630]  ? finish_task_switch+0x1f5/0x900
[  367.908141]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.913695]  ? compat_start_thread+0x80/0x80
[  367.918119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.923676]  ? pvclock_read_flags+0x160/0x160
[  367.928180]  ? __switch_to_asm+0x34/0x70
[  367.932255]  ? __switch_to_asm+0x34/0x70
[  367.936327]  ? __switch_to_asm+0x40/0x70
[  367.940409]  ? __switch_to_asm+0x40/0x70
[  367.944491]  ? __switch_to_asm+0x34/0x70
[  367.948562]  ? __switch_to_asm+0x40/0x70
[  367.952639]  ? trace_hardirqs_on+0xbd/0x310
[  367.956973]  ? kvm_sched_clock_read+0x9/0x20
[  367.961398]  ? run_ksoftirqd+0x94/0x100
[  367.965389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.970962]  ? check_preemption_disabled+0x48/0x200
[  367.975992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.981547]  run_timer_softirq+0x52/0xb0
[  367.985624]  ? __this_cpu_preempt_check+0x1c/0x1f
[  367.990476]  __do_softirq+0x30b/0xad8
[  367.994393]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  367.999542]  ? trace_hardirqs_off+0xb8/0x310
[  368.003968]  ? schedule+0x108/0x460
[  368.007621]  ? run_ksoftirqd+0x99/0x100
[  368.011605]  ? trace_hardirqs_off+0xb8/0x310
[  368.016025]  ? smpboot_thread_fn+0x68b/0xa00
[  368.020449]  ? trace_hardirqs_on+0x310/0x310
[  368.024870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.030454]  ? check_preemption_disabled+0x48/0x200
[  368.035643]  ? takeover_tasklets+0xa90/0xa90
[  368.040064]  run_ksoftirqd+0x94/0x100
[  368.043876]  smpboot_thread_fn+0x68b/0xa00
[  368.048154]  ? sort_range+0x30/0x30
[  368.051790]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.056939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.062488]  ? __kthread_parkme+0xfb/0x1a0
[  368.066734]  kthread+0x35a/0x420
[  368.070110]  ? sort_range+0x30/0x30
[  368.073748]  ? kthread_bind+0x40/0x40
[  368.077561]  ret_from_fork+0x3a/0x50
[  368.081291] warn_alloc_show_mem: 1 callbacks suppressed
[  368.081315] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  368.081330] Mem-Info:
[  368.081370] active_anon:45632 inactive_anon:123 isolated_anon:0
[  368.081370]  active_file:17 inactive_file:16 isolated_file:0
[  368.081370]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.081370]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  368.081370]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  368.081370]  free:13774 free_pcp:156 free_cma:0
[  368.086722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.093954] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.096366] Call Trace:
[  368.129427] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.138800]  <IRQ>
[  368.166287] lowmem_reserve[]: 0
[  368.168949]  dump_stack+0x1c4/0x2b4
[  368.195046]  2819
[  368.197211]  ? dump_stack_print_info.cold.2+0x52/0x52
[  368.200478]  6323
[  368.204118]  warn_alloc.cold.119+0xb7/0x1bd
[  368.206171]  6323
[  368.211397]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.217866]  ? lock_downgrade+0x900/0x900
[  368.219947] Node 0 
[  368.224799]  ? trace_hardirqs_off+0xb8/0x310
[  368.229043] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.231274]  ? trace_hardirqs_off+0xb8/0x310
[  368.235665] lowmem_reserve[]:
[  368.262218]  __alloc_pages_slowpath+0x2667/0x2d80
[  368.266610]  0 0
[  368.269745]  ? warn_alloc+0x120/0x120
[  368.274565]  3503
[  368.276548]  ? warn_alloc+0x120/0x120
[  368.280340]  3503
[  368.282412]  ? warn_alloc+0x120/0x120
[  368.288312]  ? lock_release+0x970/0x970
[  368.292103] Node 0 
[  368.296085]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.296116] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  368.296124] lowmem_reserve[]:
[  368.298370]  ? trace_hardirqs_on+0x310/0x310
[  368.303554]  0
[  368.331843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.334958]  0
[  368.339376]  ? should_fail+0x22d/0xd01
[  368.341167]  0
[  368.346712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.348507]  0
[  368.352396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.352416]  ? should_fail+0x22d/0xd01
[  368.359339]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.361132] Node 0 
[  368.366679]  ? should_fail+0x22d/0xd01
[  368.370620] DMA: 
[  368.375732]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.377964] 1*4kB 
[  368.381971]  ? mark_held_locks+0x130/0x130
[  368.384029] (U) 
[  368.389139]  ? mark_held_locks+0x130/0x130
[  368.391280] 0*8kB 
[  368.395522]  ? kvm_clock_read+0x18/0x30
[  368.397488] 0*16kB 
[  368.401731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  368.403870] 1*32kB 
[  368.407848]  ? ktime_get+0x2e1/0x440
[  368.410213] (U) 
[  368.415242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.417470] 2*64kB 
[  368.421194]  ? check_preemption_disabled+0x48/0x200
[  368.423161] (U) 
[  368.428969]  ? kasan_check_read+0x11/0x20
[  368.431199] 1*128kB 
[  368.436224]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.438187] (U) 
[  368.442342]  ? rcu_bh_qs+0xc0/0xc0
[  368.444656] 1*256kB 
[  368.449962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.451950] (U) 
[  368.455500]  ? check_preemption_disabled+0x48/0x200
[  368.457814] 0*512kB 
[  368.463386]  __alloc_pages_nodemask+0xa80/0xde0
[  368.465428] 1*1024kB (U) 
[  368.470463]  ? should_fail+0x22d/0xd01
[  368.472779] 1*2048kB 
[  368.477457]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  368.480206] (M) 
[  368.484115]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.486511] 3*4096kB (M) 
[  368.491546]  ? lock_downgrade+0x900/0x900
[  368.493516] = 15908kB
[  368.498191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.500959] Node 0 
[  368.505113]  cache_grow_begin+0x91/0x8c0
[  368.507516] DMA32: 
[  368.513060]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.515283] 5*4kB 
[  368.519364]  fallback_alloc+0x203/0x2e0
[  368.521588] (UM) 
[  368.526007]  ____cache_alloc_node+0x1c7/0x1e0
[  368.528583] 1*8kB 
[  368.533105]  kmem_cache_alloc_node+0xe3/0x730
[  368.535158] (U) 
[  368.539663]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.541806] 2*16kB 
[  368.546312]  __alloc_skb+0x119/0x770
[  368.548278] (M) 
[  368.552521]  ? skb_scrub_packet+0x490/0x490
[  368.554750] 3*32kB 
[  368.558471]  ? lock_downgrade+0x900/0x900
[  368.560552] (UM) 
[  368.564883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.567146] 5*64kB 
[  368.571303]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.573355] (UM) 
[  368.578930]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.581166] 3*128kB 
[  368.586623]  ? addrconf_rs_timer+0x690/0x690
[  368.588675] (M) 
[  368.594136]  ndisc_alloc_skb+0x144/0x340
[  368.596450] 3*256kB 
[  368.600949]  ndisc_send_rs+0x331/0x6e0
[  368.602948] (M) 
[  368.607021]  addrconf_rs_timer+0x314/0x690
[  368.609335] 4*512kB 
[  368.613230]  ? neigh_invalidate+0x550/0x550
[  368.615195] (UM) 
[  368.619442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.621754] 3*1024kB 
[  368.626085]  call_timer_fn+0x272/0x920
[  368.628140] (UM) 
[  368.632382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.634781] 3*2048kB 
[  368.638675]  ? process_timeout+0x40/0x40
[  368.640725] (M) 
[  368.644972]  ? trace_hardirqs_off+0xb8/0x310
[  368.647371] 3*4096kB 
[  368.651456]  ? kasan_check_read+0x11/0x20
[  368.653448] (M) 
[  368.657878]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.660278] = 25180kB
[  368.664436]  ? trace_hardirqs_on+0x310/0x310
[  368.666398] Node 0 
[  368.670814]  ? __run_timers+0x7da/0xc70
[  368.673213] Normal: 
[  368.677640]  ? lock_downgrade+0x900/0x900
[  368.679867] 694*4kB 
[  368.683847]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.686158] (UMEH) 
[  368.690328]  ? trace_hardirqs_on+0xbd/0x310
[  368.692640] 370*8kB 
[  368.697749]  ? kasan_check_read+0x11/0x20
[  368.699987] (UMEH) 
[  368.704322]  ? __run_timers+0x7da/0xc70
[  368.706635] 193*16kB 
[  368.710790]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.713020] (UMEH) 
[  368.717017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.719422] 79*32kB 
[  368.724884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.727144] (UMEH) 
[  368.732689]  __run_timers+0x7e5/0xc70
[  368.735125] 32*64kB 
[  368.739371]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  368.741593] (UM) 
[  368.745402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.747719] 5*128kB 
[  368.753088]  ? timerqueue_add+0x207/0x2b0
[  368.755138] (UM) 
[  368.760162]  ? enqueue_hrtimer+0x1a5/0x560
[  368.762481] 0*256kB 
[  368.766629]  ? lock_release+0x970/0x970
[  368.766645]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.768702] 0*512kB 
[  368.772963]  ? kasan_check_write+0x14/0x20
[  368.775276] 0*1024kB 
[  368.779256]  ? pvclock_read_flags+0x160/0x160
[  368.784438] 0*2048kB 
[  368.786775]  ? lock_downgrade+0x900/0x900
[  368.790996] 0*4096kB = 14040kB
[  368.793434]  ? trace_hardirqs_on+0xbd/0x310
[  368.797951] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  368.800370]  ? kvm_sched_clock_read+0x9/0x20
[  368.804688] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  368.804698] 163 total pagecache pages
[  368.807934]  ? irq_exit+0x17f/0x1c0
[  368.812248] 0 pages in swap cache
[  368.821094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.825494] Swap cache stats: add 0, delete 0, find 0/0
[  368.834102]  ? check_preemption_disabled+0x48/0x200
[  368.837886] Free swap  = 0kB
[  368.837921] Total swap = 0kB
[  368.841558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.845014] 1965979 pages RAM
[  368.850560]  run_timer_softirq+0x52/0xb0
[  368.855936] 0 pages HighMem/MovableOnly
[  368.855945] 342307 pages reserved
[  368.860975]  ? __this_cpu_preempt_check+0x1c/0x1f
[  368.864042] 0 pages cma reserved
[  368.867074]  __do_softirq+0x30b/0xad8
[  368.872649] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.875717]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  368.879815] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.883757]  ? pvclock_read_flags+0x160/0x160
[  368.887201] ksoftirqd/0 cpuset=
[  368.892055]  ? lapic_next_event+0x5a/0x90
[  368.895416] /
[  368.899230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.905710]  mems_allowed=0
[  368.910820]  ? clockevents_program_event+0x140/0x370
[  368.948347]  ? kvm_clock_read+0x18/0x30
[  368.952338]  ? kvm_sched_clock_read+0x9/0x20
[  368.956760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.962314]  ? check_preemption_disabled+0x48/0x200
[  368.967350]  irq_exit+0x17f/0x1c0
[  368.970821]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.975675]  ? smp_reschedule_interrupt+0x109/0x650
[  368.980704]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.986601]  ? interrupt_entry+0xb5/0xf0
[  368.990675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.995702]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.000733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.005588]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.010613]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.015643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.021199]  ? check_preemption_disabled+0x48/0x200
[  369.026231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.031091]  apic_timer_interrupt+0xf/0x20
[  369.035329]  </IRQ>
[  369.037584] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  369.043657] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  369.062568] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  369.070289] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  369.077570] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  369.084849] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  369.092130] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  369.099409] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  369.106718]  ? unmap_page_range+0xf56/0x2030
[  369.111147]  ? unmap_page_range+0x15ec/0x2030
[  369.115671]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  369.120183]  ? mark_held_locks+0x130/0x130
[  369.124443]  ? mark_held_locks+0x130/0x130
[  369.128695]  ? mark_held_locks+0x130/0x130
[  369.132966]  ? mark_held_locks+0x130/0x130
[  369.137217]  ? lock_downgrade+0x900/0x900
[  369.141387]  ? lock_downgrade+0x900/0x900
[  369.145554]  ? mark_held_locks+0x130/0x130
[  369.149865]  ? mark_held_locks+0x130/0x130
[  369.154143]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  369.159573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.165123]  ? uprobe_munmap+0x14c/0x450
[  369.169198]  ? uprobe_mmap+0xd50/0xd50
[  369.173098]  ? is_bpf_text_address+0xac/0x170
[  369.177713]  unmap_single_vma+0x19b/0x310
[  369.181877]  unmap_vmas+0x125/0x200
[  369.185559]  exit_mmap+0x2be/0x590
[  369.189110]  ? __ia32_sys_munmap+0x80/0x80
[  369.193370]  ? __might_sleep+0x95/0x190
[  369.197357]  mmput+0x247/0x610
[  369.200566]  ? lock_downgrade+0x900/0x900
[  369.204726]  ? set_mm_exe_file+0x200/0x200
[  369.208978]  ? kasan_check_read+0x11/0x20
[  369.213141]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.217564]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  369.222280]  ? kasan_check_write+0x14/0x20
[  369.226526]  ? do_raw_spin_lock+0xc1/0x200
[  369.230775]  do_exit+0xe6f/0x2610
[  369.234248]  ? mm_update_next_owner+0x990/0x990
[  369.238949]  ? pick_next_task_fair+0x990/0x16d0
[  369.243643]  ? trace_hardirqs_off+0xb8/0x310
[  369.248071]  ? mark_held_locks+0x130/0x130
[  369.252323]  ? lock_acquire+0x1ed/0x520
[  369.256333]  ? pipe_wait+0x266/0x2c0
[  369.260366]  ? mark_held_locks+0x130/0x130
[  369.264612]  ? arch_local_save_flags+0x40/0x40
[  369.269205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.274769]  ? __mutex_lock+0x85e/0x1700
[  369.278841]  ? __switch_to_asm+0x34/0x70
[  369.282936]  ? __switch_to_asm+0x40/0x70
[  369.287013]  ? __switch_to_asm+0x34/0x70
[  369.291090]  ? pipe_wait+0x266/0x2c0
[  369.294819]  ? __switch_to_asm+0x34/0x70
[  369.298888]  ? __switch_to_asm+0x34/0x70
[  369.302998]  ? mutex_trylock+0x2b0/0x2b0
[  369.307075]  ? __schedule+0x874/0x1ed0
[  369.310984]  ? __sched_text_start+0x8/0x8
[  369.315148]  ? lock_downgrade+0x900/0x900
[  369.319312]  ? memset+0x31/0x40
[  369.322607]  ? __dequeue_signal+0xf9/0x7d0
[  369.326857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.332406]  ? recalc_sigpending_tsk+0x140/0x180
[  369.337184]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.342733]  ? get_signal+0x95b/0x1980
[  369.346632]  ? lock_downgrade+0x900/0x900
[  369.350798]  do_group_exit+0x177/0x440
[  369.354700]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.360165]  ? __ia32_sys_exit+0x50/0x50
[  369.364308]  ? kasan_check_write+0x14/0x20
[  369.368556]  ? do_raw_spin_lock+0xc1/0x200
[  369.372807]  get_signal+0x8b0/0x1980
[  369.376536]  ? ptrace_notify+0x130/0x130
[  369.380613]  ? finish_wait+0x430/0x430
[  369.384520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.390079]  ? pipe_read+0x702/0x940
[  369.393805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.399368]  do_signal+0x9c/0x21e0
[  369.402970]  ? __vfs_read+0x11f/0x9b0
[  369.406786]  ? vfs_copy_file_range+0xb90/0xb90
[  369.411468]  ? setup_sigcontext+0x7d0/0x7d0
[  369.415821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.421377]  exit_to_usermode_loop+0x2e5/0x380
[  369.426339]  ? syscall_slow_exit_work+0x520/0x520
[  369.431196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.436750]  do_syscall_64+0x6be/0x820
[  369.440648]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.446023]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.450962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.455819]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.461011]  ? prepare_exit_to_usermode+0x291/0x3b0
[  369.466049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.470939]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.476141] RIP: 0033:0x410fd0
[  369.479346] Code: Bad RIP value.
[  369.482727] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  369.490445] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  369.497744] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  369.505023] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  369.512304] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  369.519587] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  369.526882] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  369.526968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.533687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.533691] Call Trace:
[  369.533711]  dump_stack+0x1c4/0x2b4
[  369.533730]  ? dump_stack_print_info.cold.2+0x52/0x52
[  369.540257] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.549593]  warn_alloc.cold.119+0xb7/0x1bd
[  369.552167] syz-executor2 cpuset=
[  369.555803]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.560984] syz2
[  369.571544]  ? lock_downgrade+0x900/0x900
[  369.575861]  mems_allowed=0
[  369.579319]  ? trace_hardirqs_off+0xb8/0x310
[  369.597719]  ? trace_hardirqs_off+0xb8/0x310
[  369.602147]  __alloc_pages_slowpath+0x2667/0x2d80
[  369.607021]  ? warn_alloc+0x120/0x120
[  369.610838]  ? warn_alloc+0x120/0x120
[  369.614655]  ? warn_alloc+0x120/0x120
[  369.618482]  ? mark_held_locks+0x130/0x130
[  369.622747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.628295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.633847]  ? should_fail+0x22d/0xd01
[  369.637752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.642863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.648442]  ? should_fail+0x22d/0xd01
[  369.652343]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.657457]  ? should_fail+0x22d/0xd01
[  369.661358]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.666485]  ? mark_held_locks+0x130/0x130
[  369.670734]  ? mark_held_locks+0x130/0x130
[  369.674985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.680541]  ? trace_hardirqs_off+0xb8/0x310
[  369.684977]  ? kasan_check_read+0x11/0x20
[  369.689151]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.693584]  ? trace_hardirqs_on+0x310/0x310
[  369.698004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.703554]  ? wq_watchdog_touch+0x9c/0xfe
[  369.707802]  ? io_serial_in+0x11/0x90
[  369.711613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.717165]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  369.722289]  __alloc_pages_nodemask+0xa80/0xde0
[  369.726983]  ? should_fail+0x22d/0xd01
[  369.730885]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  369.735987]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.740670]  ? lock_downgrade+0x900/0x900
[  369.744950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.750572]  cache_grow_begin+0x91/0x8c0
[  369.754651]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.759076]  fallback_alloc+0x203/0x2e0
[  369.763068]  ____cache_alloc_node+0x1c7/0x1e0
[  369.767585]  kmem_cache_alloc_node+0xe3/0x730
[  369.772104]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.776380]  __alloc_skb+0x119/0x770
[  369.780174]  ? skb_scrub_packet+0x490/0x490
[  369.784589]  ? lock_downgrade+0x900/0x900
[  369.788757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.794307]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.799774]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.805237]  ? addrconf_rs_timer+0x690/0x690
[  369.809674]  ndisc_alloc_skb+0x144/0x340
[  369.813755]  ndisc_send_rs+0x331/0x6e0
[  369.817661]  addrconf_rs_timer+0x314/0x690
[  369.821937]  ? lock_release+0x970/0x970
[  369.825958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.830275]  call_timer_fn+0x272/0x920
[  369.834182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.838436]  ? process_timeout+0x40/0x40
[  369.842508]  ? kasan_check_read+0x11/0x20
[  369.846670]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.851089]  ? trace_hardirqs_on+0x310/0x310
[  369.855511]  ? __run_timers+0x7da/0xc70
[  369.859498]  ? lock_downgrade+0x900/0x900
[  369.863658]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  369.868776]  ? trace_hardirqs_on+0xbd/0x310
[  369.873106]  ? kasan_check_read+0x11/0x20
[  369.877265]  ? __run_timers+0x7da/0xc70
[  369.881252]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.886721]  ? kasan_check_write+0x14/0x20
[  369.890971]  ? do_raw_spin_lock+0xc1/0x200
[  369.895226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.899467]  __run_timers+0x7e5/0xc70
[  369.903284]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  369.908654]  ? lock_downgrade+0x900/0x900
[  369.912805]  ? finish_task_switch+0x1b5/0x900
[  369.917312]  ? trace_hardirqs_on+0xbd/0x310
[  369.921638]  ? kasan_check_read+0x11/0x20
[  369.925792]  ? finish_task_switch+0x1f5/0x900
[  369.930296]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.935746]  ? compat_start_thread+0x80/0x80
[  369.940153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.945700]  ? pvclock_read_flags+0x160/0x160
[  369.950190]  ? __switch_to_asm+0x34/0x70
[  369.954267]  ? __switch_to_asm+0x34/0x70
[  369.958326]  ? __switch_to_asm+0x40/0x70
[  369.962407]  ? __switch_to_asm+0x40/0x70
[  369.966457]  ? __switch_to_asm+0x34/0x70
[  369.970511]  ? __switch_to_asm+0x40/0x70
[  369.974574]  ? trace_hardirqs_on+0xbd/0x310
[  369.978891]  ? kvm_sched_clock_read+0x9/0x20
[  369.983315]  ? run_ksoftirqd+0x94/0x100
[  369.987313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.992886]  ? check_preemption_disabled+0x48/0x200
[  369.997921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.003470]  run_timer_softirq+0x52/0xb0
[  370.007530]  ? __this_cpu_preempt_check+0x1c/0x1f
[  370.012370]  __do_softirq+0x30b/0xad8
[  370.016174]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.021295]  ? trace_hardirqs_off+0xb8/0x310
[  370.025707]  ? schedule+0x108/0x460
[  370.029333]  ? run_ksoftirqd+0x99/0x100
[  370.033305]  ? trace_hardirqs_off+0xb8/0x310
[  370.037710]  ? smpboot_thread_fn+0x68b/0xa00
[  370.042114]  ? trace_hardirqs_on+0x310/0x310
[  370.046520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.052056]  ? check_preemption_disabled+0x48/0x200
[  370.057071]  ? takeover_tasklets+0xa90/0xa90
[  370.061477]  run_ksoftirqd+0x94/0x100
[  370.065276]  smpboot_thread_fn+0x68b/0xa00
[  370.069506]  ? sort_range+0x30/0x30
[  370.073127]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.078230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.083763]  ? __kthread_parkme+0xfb/0x1a0
[  370.088001]  kthread+0x35a/0x420
[  370.091365]  ? sort_range+0x30/0x30
[  370.094991]  ? kthread_bind+0x40/0x40
[  370.098791]  ret_from_fork+0x3a/0x50
[  370.102507] warn_alloc_show_mem: 1 callbacks suppressed
[  370.102519] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  370.102521] Mem-Info:
[  370.102550] active_anon:45632 inactive_anon:123 isolated_anon:0
[  370.102550]  active_file:17 inactive_file:16 isolated_file:0
[  370.102550]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.102550]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  370.102550]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  370.102550]  free:13774 free_pcp:156 free_cma:0
[  370.107890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.115092] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.117489] Call Trace:
[  370.150352] Node 0 
[  370.159696]  <IRQ>
[  370.187203] 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
[  370.189762]  dump_stack+0x1c4/0x2b4
[  370.191974] lowmem_reserve[]:
[  370.194126]  ? dump_stack_print_info.cold.2+0x52/0x52
[  370.219597]  0
[  370.223220]  warn_alloc.cold.119+0xb7/0x1bd
[  370.226297]  2819
[  370.231476]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.233250]  6323
[  370.237576]  ? lock_downgrade+0x900/0x900
[  370.239614]  6323
[  370.244449]  ? trace_hardirqs_off+0xb8/0x310
[  370.246488] Node 0 
[  370.250627]  ? trace_hardirqs_off+0xb8/0x310
[  370.252690] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.257069]  __alloc_pages_slowpath+0x2667/0x2d80
[  370.259278] lowmem_reserve[]:
[  370.263692]  ? warn_alloc+0x120/0x120
[  370.290198]  0
[  370.295032]  ? warn_alloc+0x120/0x120
[  370.298115]  0
[  370.301959]  ? warn_alloc+0x120/0x120
[  370.303741]  3503
[  370.307532]  ? mark_held_locks+0x130/0x130
[  370.309318]  3503
[  370.313122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.315158] Node 0 
[  370.319396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.321456] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  370.321464] lowmem_reserve[]:
[  370.327005]  ? should_fail+0x22d/0xd01
[  370.329215]  0
[  370.334743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.363002]  0
[  370.366108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.369966]  0
[  370.371764]  ? should_fail+0x22d/0xd01
[  370.376838]  0
[  370.378632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.384144] Node 0 
[  370.385938]  ? should_fail+0x22d/0xd01
[  370.385955]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.389819] DMA: 
[  370.391619]  ? mark_held_locks+0x130/0x130
[  370.396697] 1*4kB 
[  370.398928]  ? mark_held_locks+0x130/0x130
[  370.402791] (U) 
[  370.407885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.409941] 0*8kB 
[  370.414193]  ? trace_hardirqs_off+0xb8/0x310
[  370.416320] 0*16kB 
[  370.420542]  ? kasan_check_read+0x11/0x20
[  370.422496] 1*32kB 
[  370.428024]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.430156] (U) 
[  370.434550]  ? trace_hardirqs_on+0x310/0x310
[  370.434570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.436794] 2*64kB 
[  370.440942]  ? wq_watchdog_touch+0x9c/0xfe
[  370.443154] (U) 
[  370.447559]  ? io_serial_in+0x11/0x90
[  370.449513] 1*128kB 
[  370.453921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.459438] (U) 
[  370.461671]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.465881] 1*256kB 
[  370.467860]  __alloc_pages_nodemask+0xa80/0xde0
[  370.471630] (U) 
[  370.473964]  ? should_fail+0x22d/0xd01
[  370.479486] 0*512kB 
[  370.481471]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  370.486550] 1*1024kB 
[  370.488874]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.493507] (U) 
[  370.495477]  ? lock_downgrade+0x900/0x900
[  370.499375] 1*2048kB 
[  370.501705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.506694] (M) 
[  370.509100]  cache_grow_begin+0x91/0x8c0
[  370.513743] 3*4096kB 
[  370.515712]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.519844] (M) 
[  370.522249]  fallback_alloc+0x203/0x2e0
[  370.527770] = 15908kB
[  370.529751]  ____cache_alloc_node+0x1c7/0x1e0
[  370.533932] Node 0 
[  370.536338]  kmem_cache_alloc_node+0xe3/0x730
[  370.540721] DMA32: 
[  370.542691]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.546636] 5*4kB 
[  370.549041]  __alloc_skb+0x119/0x770
[  370.553506] (UM) 
[  370.555731]  ? skb_scrub_packet+0x490/0x490
[  370.560202] 1*8kB 
[  370.562436]  ? lock_downgrade+0x900/0x900
[  370.566641] (U) 
[  370.568786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.572483] 2*16kB 
[  370.574543]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.578834] (M) 
[  370.580982]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.585100] 3*32kB 
[  370.587086]  ? addrconf_rs_timer+0x690/0x690
[  370.592597] (UM) 
[  370.594828]  ndisc_alloc_skb+0x144/0x340
[  370.600248] 5*64kB 
[  370.602218]  ndisc_send_rs+0x331/0x6e0
[  370.607641] (UM) 
[  370.609873]  addrconf_rs_timer+0x314/0x690
[  370.614256] 3*128kB 
[  370.616314]  ? neigh_invalidate+0x550/0x550
[  370.620349] (M) 
[  370.622579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.626443] 3*256kB 
[  370.628501]  call_timer_fn+0x272/0x920
[  370.632704] (M) 
[  370.635030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.639328] 4*512kB 
[  370.641311]  ? process_timeout+0x40/0x40
[  370.645521] (UM) 
[  370.647842]  ? trace_hardirqs_off+0xb8/0x310
[  370.651704] 3*1024kB 
[  370.653675]  ? kasan_check_read+0x11/0x20
[  370.657884] (UM) 
[  370.660213]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.664249] 3*2048kB 
[  370.666332]  ? trace_hardirqs_on+0x310/0x310
[  370.670718] (M) 
[  370.673135]  ? __run_timers+0x7da/0xc70
[  370.677257] 3*4096kB 
[  370.679314]  ? lock_downgrade+0x900/0x900
[  370.683698] (M) 
[  370.686129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.690518] = 25180kB
[  370.692488]  ? trace_hardirqs_on+0xbd/0x310
[  370.696453] Node 0 
[  370.698851]  ? kasan_check_read+0x11/0x20
[  370.702972] Normal: 
[  370.704941]  ? __run_timers+0x7da/0xc70
[  370.704958]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.710035] 694*4kB 
[  370.712470]  ? kasan_check_write+0x14/0x20
[  370.716767] (UMEH) 
[  370.718999]  ? do_raw_spin_lock+0xc1/0x200
[  370.723136] 370*8kB 
[  370.725455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.729416] (UMEH) 
[  370.734865]  __run_timers+0x7e5/0xc70
[  370.737176] 193*16kB 
[  370.741406]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  370.743616] (UMEH) 
[  370.747846]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  370.750149] 79*32kB 
[  370.754380]  ? timerqueue_add+0x207/0x2b0
[  370.756587] (UMEH) 
[  370.760389]  ? enqueue_hrtimer+0x1a5/0x560
[  370.762785] 32*64kB 
[  370.768151]  ? lock_release+0x970/0x970
[  370.770361] (UM) 
[  370.775370]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  370.777670] 5*128kB 
[  370.781809]  ? kasan_check_write+0x14/0x20
[  370.784041] (UM) 
[  370.788272]  ? pvclock_read_flags+0x160/0x160
[  370.790573] 0*256kB 
[  370.794537]  ? lock_downgrade+0x900/0x900
[  370.796579] 0*512kB 
[  370.801763]  ? trace_hardirqs_on+0xbd/0x310
[  370.804085] 0*1024kB 
[  370.808329]  ? kvm_sched_clock_read+0x9/0x20
[  370.810367] 0*2048kB 
[  370.814858]  ? irq_exit+0x17f/0x1c0
[  370.817158] 0*4096kB 
[  370.821301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.823604] = 14040kB
[  370.827926]  ? check_preemption_disabled+0x48/0x200
[  370.830324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  370.834718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.837120] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  370.840761]  run_timer_softirq+0x52/0xb0
[  370.843146] 163 total pagecache pages
[  370.848678]  ? __this_cpu_preempt_check+0x1c/0x1f
[  370.851072] 0 pages in swap cache
[  370.856084]  __do_softirq+0x30b/0xad8
[  370.864908] Swap cache stats: add 0, delete 0, find 0/0
[  370.870442]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.878983] Free swap  = 0kB
[  370.883033]  ? pvclock_read_flags+0x160/0x160
[  370.886810] Total swap = 0kB
[  370.891639]  ? lapic_next_event+0x5a/0x90
[  370.895072] 1965979 pages RAM
[  370.898866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.904206] 0 pages HighMem/MovableOnly
[  370.909303]  ? clockevents_program_event+0x140/0x370
[  370.912294] 342307 pages reserved
[  370.916782]  ? kvm_clock_read+0x18/0x30
[  370.919790] 0 pages cma reserved
[  370.923933]  ? kvm_sched_clock_read+0x9/0x20
[  370.927078] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.932551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.932566]  ? check_preemption_disabled+0x48/0x200
[  370.932584]  irq_exit+0x17f/0x1c0
[  370.936574] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.941624]  smp_apic_timer_interrupt+0x1cb/0x760
[  370.945052] ksoftirqd/0 cpuset=
[  370.949026]  ? smp_reschedule_interrupt+0x109/0x650
[  370.952368] /
[  370.956767]  ? smp_call_function_single_interrupt+0x650/0x650
[  370.963231]  mems_allowed=0
[  370.968755]  ? interrupt_entry+0xb5/0xf0
[  371.015174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.020190]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.025205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.030044]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.035055]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.040081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.045615]  ? check_preemption_disabled+0x48/0x200
[  371.050632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.055473]  apic_timer_interrupt+0xf/0x20
[  371.059696]  </IRQ>
[  371.061938] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  371.067997] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  371.086890] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  371.094644] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  371.101989] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  371.109253] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  371.116514] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  371.123780] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  371.131064]  ? unmap_page_range+0xf56/0x2030
[  371.135475]  ? unmap_page_range+0x15ec/0x2030
[  371.139982]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  371.144489]  ? mark_held_locks+0x130/0x130
[  371.148729]  ? mark_held_locks+0x130/0x130
[  371.152961]  ? mark_held_locks+0x130/0x130
[  371.157206]  ? mark_held_locks+0x130/0x130
[  371.161444]  ? lock_downgrade+0x900/0x900
[  371.165585]  ? lock_downgrade+0x900/0x900
[  371.169746]  ? mark_held_locks+0x130/0x130
[  371.173983]  ? mark_held_locks+0x130/0x130
[  371.178229]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  371.183243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.188777]  ? uprobe_munmap+0x14c/0x450
[  371.192833]  ? uprobe_mmap+0xd50/0xd50
[  371.196718]  ? is_bpf_text_address+0xac/0x170
[  371.201222]  unmap_single_vma+0x19b/0x310
[  371.205374]  unmap_vmas+0x125/0x200
[  371.209002]  exit_mmap+0x2be/0x590
[  371.212553]  ? __ia32_sys_munmap+0x80/0x80
[  371.216796]  ? __might_sleep+0x95/0x190
[  371.220769]  mmput+0x247/0x610
[  371.223959]  ? lock_downgrade+0x900/0x900
[  371.228116]  ? set_mm_exe_file+0x200/0x200
[  371.232365]  ? kasan_check_read+0x11/0x20
[  371.236510]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.240927]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  371.245512]  ? kasan_check_write+0x14/0x20
[  371.249746]  ? do_raw_spin_lock+0xc1/0x200
[  371.254003]  do_exit+0xe6f/0x2610
[  371.257463]  ? mm_update_next_owner+0x990/0x990
[  371.262128]  ? pick_next_task_fair+0x990/0x16d0
[  371.266807]  ? trace_hardirqs_off+0xb8/0x310
[  371.271227]  ? mark_held_locks+0x130/0x130
[  371.275471]  ? lock_acquire+0x1ed/0x520
[  371.279445]  ? pipe_wait+0x266/0x2c0
[  371.283160]  ? mark_held_locks+0x130/0x130
[  371.287395]  ? arch_local_save_flags+0x40/0x40
[  371.291978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.297538]  ? __mutex_lock+0x85e/0x1700
[  371.301596]  ? __switch_to_asm+0x34/0x70
[  371.305652]  ? __switch_to_asm+0x40/0x70
[  371.309719]  ? __switch_to_asm+0x34/0x70
[  371.313779]  ? pipe_wait+0x266/0x2c0
[  371.317491]  ? __switch_to_asm+0x34/0x70
[  371.321563]  ? __switch_to_asm+0x34/0x70
[  371.325639]  ? mutex_trylock+0x2b0/0x2b0
[  371.329714]  ? __schedule+0x874/0x1ed0
[  371.333617]  ? __sched_text_start+0x8/0x8
[  371.337776]  ? lock_downgrade+0x900/0x900
[  371.341927]  ? memset+0x31/0x40
[  371.345207]  ? __dequeue_signal+0xf9/0x7d0
[  371.349458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.354992]  ? recalc_sigpending_tsk+0x140/0x180
[  371.359756]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.365294]  ? get_signal+0x95b/0x1980
[  371.369177]  ? lock_downgrade+0x900/0x900
[  371.373341]  do_group_exit+0x177/0x440
[  371.377226]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.382674]  ? __ia32_sys_exit+0x50/0x50
[  371.386730]  ? kasan_check_write+0x14/0x20
[  371.390967]  ? do_raw_spin_lock+0xc1/0x200
[  371.395206]  get_signal+0x8b0/0x1980
[  371.398939]  ? ptrace_notify+0x130/0x130
[  371.403001]  ? finish_wait+0x430/0x430
[  371.406891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.412444]  ? pipe_read+0x702/0x940
[  371.416179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.421719]  do_signal+0x9c/0x21e0
[  371.425552]  ? __vfs_read+0x11f/0x9b0
[  371.429365]  ? vfs_copy_file_range+0xb90/0xb90
[  371.433944]  ? setup_sigcontext+0x7d0/0x7d0
[  371.438290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.443829]  exit_to_usermode_loop+0x2e5/0x380
[  371.448409]  ? syscall_slow_exit_work+0x520/0x520
[  371.453256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.458800]  do_syscall_64+0x6be/0x820
[  371.462688]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.468053]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.472999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.477843]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.482856]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.487869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.492718]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.497911] RIP: 0033:0x410fd0
[  371.501101] Code: Bad RIP value.
[  371.504464] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  371.512170] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  371.519434] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  371.526693] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  371.533956] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  371.541219] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  371.548502] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  371.548574] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.555254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.555258] Call Trace:
[  371.555278]  dump_stack+0x1c4/0x2b4
[  371.555296]  ? dump_stack_print_info.cold.2+0x52/0x52
[  371.561837] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.571130]  warn_alloc.cold.119+0xb7/0x1bd
[  371.573686] syz-executor2 cpuset=
[  371.577310]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.582475] syz2
[  371.592964]  ? lock_downgrade+0x900/0x900
[  371.597289]  mems_allowed=0
[  371.600734]  ? trace_hardirqs_off+0xb8/0x310
[  371.618952]  ? trace_hardirqs_off+0xb8/0x310
[  371.623407]  __alloc_pages_slowpath+0x2667/0x2d80
[  371.628263]  ? warn_alloc+0x120/0x120
[  371.632060]  ? warn_alloc+0x120/0x120
[  371.635857]  ? warn_alloc+0x120/0x120
[  371.639657]  ? mark_held_locks+0x130/0x130
[  371.643890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.649442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.654984]  ? should_fail+0x22d/0xd01
[  371.658869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.663978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.669513]  ? should_fail+0x22d/0xd01
[  371.673411]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.678512]  ? should_fail+0x22d/0xd01
[  371.682403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.687517]  ? mark_held_locks+0x130/0x130
[  371.691760]  ? mark_held_locks+0x130/0x130
[  371.696005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.701540]  ? trace_hardirqs_off+0xb8/0x310
[  371.705958]  ? kasan_check_read+0x11/0x20
[  371.710099]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.714502]  ? trace_hardirqs_on+0x310/0x310
[  371.718913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.724454]  ? wq_watchdog_touch+0x9c/0xfe
[  371.728689]  ? io_serial_in+0x11/0x90
[  371.732482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.738031]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  371.743162]  __alloc_pages_nodemask+0xa80/0xde0
[  371.747830]  ? should_fail+0x22d/0xd01
[  371.751727]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  371.756752]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.761410]  ? lock_downgrade+0x900/0x900
[  371.765573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.771114]  cache_grow_begin+0x91/0x8c0
[  371.775173]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.779607]  fallback_alloc+0x203/0x2e0
[  371.783596]  ____cache_alloc_node+0x1c7/0x1e0
[  371.788094]  kmem_cache_alloc_node+0xe3/0x730
[  371.792587]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.796824]  __alloc_skb+0x119/0x770
[  371.800541]  ? skb_scrub_packet+0x490/0x490
[  371.804856]  ? lock_downgrade+0x900/0x900
[  371.809043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.814590]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.820042]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.825490]  ? addrconf_rs_timer+0x690/0x690
[  371.829907]  ndisc_alloc_skb+0x144/0x340
[  371.833983]  ndisc_send_rs+0x331/0x6e0
[  371.837880]  addrconf_rs_timer+0x314/0x690
[  371.842118]  ? lock_release+0x970/0x970
[  371.846092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.850338]  call_timer_fn+0x272/0x920
[  371.854225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.858461]  ? process_timeout+0x40/0x40
[  371.862517]  ? kasan_check_read+0x11/0x20
[  371.866665]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.871071]  ? trace_hardirqs_on+0x310/0x310
[  371.875479]  ? __run_timers+0x7da/0xc70
[  371.879451]  ? lock_downgrade+0x900/0x900
[  371.883596]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  371.888696]  ? trace_hardirqs_on+0xbd/0x310
[  371.893015]  ? kasan_check_read+0x11/0x20
[  371.897160]  ? __run_timers+0x7da/0xc70
[  371.901133]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.906578]  ? kasan_check_write+0x14/0x20
[  371.910812]  ? do_raw_spin_lock+0xc1/0x200
[  371.915052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.919285]  __run_timers+0x7e5/0xc70
[  371.923108]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  371.928472]  ? lock_downgrade+0x900/0x900
[  371.932631]  ? finish_task_switch+0x1b5/0x900
[  371.937127]  ? trace_hardirqs_on+0xbd/0x310
[  371.941441]  ? kasan_check_read+0x11/0x20
[  371.945590]  ? finish_task_switch+0x1f5/0x900
[  371.950085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.955534]  ? compat_start_thread+0x80/0x80
[  371.959947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.965494]  ? pvclock_read_flags+0x160/0x160
[  371.969996]  ? __switch_to_asm+0x34/0x70
[  371.974055]  ? __switch_to_asm+0x34/0x70
[  371.978114]  ? __switch_to_asm+0x40/0x70
[  371.982173]  ? __switch_to_asm+0x40/0x70
[  371.986230]  ? __switch_to_asm+0x34/0x70
[  371.990286]  ? __switch_to_asm+0x40/0x70
[  371.994347]  ? trace_hardirqs_on+0xbd/0x310
[  371.998664]  ? kvm_sched_clock_read+0x9/0x20
[  372.003069]  ? run_ksoftirqd+0x94/0x100
[  372.007041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.012577]  ? check_preemption_disabled+0x48/0x200
[  372.017594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.023134]  run_timer_softirq+0x52/0xb0
[  372.027194]  ? __this_cpu_preempt_check+0x1c/0x1f
[  372.032038]  __do_softirq+0x30b/0xad8
[  372.035842]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.040947]  ? trace_hardirqs_off+0xb8/0x310
[  372.045372]  ? schedule+0x108/0x460
[  372.049011]  ? run_ksoftirqd+0x99/0x100
[  372.052987]  ? trace_hardirqs_off+0xb8/0x310
[  372.057390]  ? smpboot_thread_fn+0x68b/0xa00
[  372.061794]  ? trace_hardirqs_on+0x310/0x310
[  372.066201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.071737]  ? check_preemption_disabled+0x48/0x200
[  372.076767]  ? takeover_tasklets+0xa90/0xa90
[  372.081187]  run_ksoftirqd+0x94/0x100
[  372.084987]  smpboot_thread_fn+0x68b/0xa00
[  372.089223]  ? sort_range+0x30/0x30
[  372.092854]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.097966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.103500]  ? __kthread_parkme+0xfb/0x1a0
[  372.107759]  kthread+0x35a/0x420
[  372.111120]  ? sort_range+0x30/0x30
[  372.114742]  ? kthread_bind+0x40/0x40
[  372.118544]  ret_from_fork+0x3a/0x50
[  372.122263] warn_alloc_show_mem: 1 callbacks suppressed
[  372.122275] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  372.122277] Mem-Info:
[  372.122307] active_anon:45632 inactive_anon:123 isolated_anon:0
[  372.122307]  active_file:17 inactive_file:16 isolated_file:0
[  372.122307]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.122307]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  372.122307]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  372.122307]  free:13774 free_pcp:156 free_cma:0
[  372.127646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.134837] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.137234] Call Trace:
[  372.170101] Node 0 
[  372.179448]  <IRQ>
[  372.206967] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.209528]  dump_stack+0x1c4/0x2b4
[  372.211737] lowmem_reserve[]:
[  372.213886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  372.239369]  0
[  372.242992]  warn_alloc.cold.119+0xb7/0x1bd
[  372.246068]  2819
[  372.251254]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.253036]  6323
[  372.257391]  ? lock_downgrade+0x900/0x900
[  372.259464]  6323
[  372.264333]  ? trace_hardirqs_off+0xb8/0x310
[  372.270537]  ? trace_hardirqs_off+0xb8/0x310
[  372.272576] Node 0 
[  372.276974]  __alloc_pages_slowpath+0x2667/0x2d80
[  372.281381] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.283601]  ? warn_alloc+0x120/0x120
[  372.288449] lowmem_reserve[]:
[  372.314984]  ? trace_hardirqs_on+0x310/0x310
[  372.318763]  0
[  372.321862]  ? warn_alloc+0x120/0x120
[  372.326255]  0
[  372.328049]  ? warn_alloc+0x120/0x120
[  372.331821]  3503
[  372.333618]  ? ktime_get+0x2e1/0x440
[  372.337391]  3503
[  372.339462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.345251]  ? check_preemption_disabled+0x48/0x200
[  372.350759] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  372.355789]  ? kasan_check_read+0x11/0x20
[  372.355806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.384662] lowmem_reserve[]: 0
[  372.388812]  ? should_fail+0x22d/0xd01
[  372.394323]  0
[  372.397597]  ? rcu_bh_qs+0xc0/0xc0
[  372.401456]  0
[  372.403264]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.406776]  0
[  372.408587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.415470]  ? should_fail+0x22d/0xd01
[  372.420984] Node 0 DMA: 
[  372.424862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.424878]  ? should_fail+0x22d/0xd01
[  372.427539] 1*4kB 
[  372.432637]  ? rcu_idle_enter+0x4b0/0x4b0
[  372.436505] (U) 
[  372.438653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.442791] 0*8kB 
[  372.444757]  ? mark_held_locks+0x130/0x130
[  372.449834] 0*16kB 
[  372.451976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.456194] 1*32kB 
[  372.458429]  ? mark_held_locks+0x130/0x130
[  372.463942] (U) 
[  372.466177]  ? rcu_irq_exit+0xce/0x100
[  372.470387] 2*64kB 
[  372.472356]  ? irq_exit+0xbd/0x1c0
[  372.476216] (U) 
[  372.478453]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  372.481971] 1*128kB 
[  372.483948]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.488942] (U) 
[  372.491265]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.495649] 1*256kB 
[  372.497617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.503472] (U) 
[  372.505791]  ? ret_from_intr+0xb/0x1e
[  372.511305] 0*512kB 
[  372.513286]  ? retint_kernel+0x2d/0x2d
[  372.517063] 1*1024kB 
[  372.519384]  ? trace_hardirqs_on_caller+0xc0/0x310
[  372.523256] (U) 
[  372.525660]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.530560] 1*2048kB 
[  372.533020]  ? trace_hardirqs_off+0x310/0x310
[  372.537758] (M) 
[  372.540162]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.544629] 3*4096kB 
[  372.546627]  __alloc_pages_nodemask+0xa80/0xde0
[  372.551697] (M) 
[  372.554102]  ? should_fail+0x22d/0xd01
[  372.558749] = 15908kB
[  372.558758] Node 0 
[  372.560729]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  372.564591] DMA32: 
[  372.567008]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.569213] 5*4kB 
[  372.574219]  ? lock_downgrade+0x900/0x900
[  372.576433] (UM) 
[  372.581105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.583227] 1*8kB 
[  372.587365]  cache_grow_begin+0x91/0x8c0
[  372.589398] (U) 
[  372.594928]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.597058] 2*16kB 
[  372.601109]  fallback_alloc+0x203/0x2e0
[  372.603057] (M) 
[  372.607457]  ____cache_alloc_node+0x1c7/0x1e0
[  372.609673] 3*32kB 
[  372.613639]  kmem_cache_alloc_node+0xe3/0x730
[  372.615600] (UM) 
[  372.620090]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.622305] 5*64kB 
[  372.626792]  __alloc_skb+0x119/0x770
[  372.628827] (UM) 
[  372.633054]  ? skb_scrub_packet+0x490/0x490
[  372.635269] 3*128kB 
[  372.638974]  ? lock_downgrade+0x900/0x900
[  372.641007] (M) 3*256kB 
[  372.645344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.647652] (M) 
[  372.651794]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.654438] 4*512kB 
[  372.659963]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.661920] (UM) 
[  372.667363]  ? addrconf_rs_timer+0x690/0x690
[  372.669674] 3*1024kB 
[  372.675141]  ndisc_alloc_skb+0x144/0x340
[  372.677201] (UM) 
[  372.681600]  ndisc_send_rs+0x331/0x6e0
[  372.683991] 3*2048kB 
[  372.688044]  addrconf_rs_timer+0x314/0x690
[  372.690085] (M) 
[  372.693967]  ? neigh_invalidate+0x550/0x550
[  372.696380] 3*4096kB 
[  372.700633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.702587] (M) 
[  372.706917]  call_timer_fn+0x272/0x920
[  372.709306] = 25180kB
[  372.713529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.715485] Node 0 
[  372.719367]  ? process_timeout+0x40/0x40
[  372.721753] Normal: 
[  372.726004]  ? trace_hardirqs_off+0xb8/0x310
[  372.728228] 694*4kB 
[  372.732286]  ? kasan_check_read+0x11/0x20
[  372.734586] (UMEH) 
[  372.738987]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.741289] 370*8kB (UMEH) 
[  372.745445]  ? trace_hardirqs_on+0x310/0x310
[  372.747652] 193*16kB 
[  372.752051]  ? __run_timers+0x7da/0xc70
[  372.754961] (UMEH) 
[  372.759363]  ? lock_downgrade+0x900/0x900
[  372.761752] 79*32kB 
[  372.765718]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.767937] (UMEH) 
[  372.772084]  ? trace_hardirqs_on+0xbd/0x310
[  372.774383] 32*64kB 
[  372.779476]  ? kasan_check_read+0x11/0x20
[  372.781690] (UM) 
[  372.786006]  ? __run_timers+0x7da/0xc70
[  372.788305] 5*128kB 
[  372.792450]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.794490] (UM) 
[  372.798455]  ? kasan_check_write+0x14/0x20
[  372.800756] 0*256kB 
[  372.806200]  ? do_raw_spin_lock+0xc1/0x200
[  372.808238] 0*512kB 
[  372.812463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.814777] 0*1024kB 
[  372.819005]  __run_timers+0x7e5/0xc70
[  372.821303] 0*2048kB 
[  372.825538]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.827918] 0*4096kB 
[  372.831729]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.834110] = 14040kB
[  372.834125] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  372.839476]  ? timerqueue_add+0x207/0x2b0
[  372.841862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  372.846861]  ? enqueue_hrtimer+0x1a5/0x560
[  372.849263] 163 total pagecache pages
[  372.858101]  ? lock_release+0x970/0x970
[  372.862221] 0 pages in swap cache
[  372.870786]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.874997] Swap cache stats: add 0, delete 0, find 0/0
[  372.878786]  ? kasan_check_write+0x14/0x20
[  372.882738] Free swap  = 0kB
[  372.886183]  ? pvclock_read_flags+0x160/0x160
[  372.891349] Total swap = 0kB
[  372.896708]  ? lock_downgrade+0x900/0x900
[  372.900918] 1965979 pages RAM
[  372.903933]  ? trace_hardirqs_on+0xbd/0x310
[  372.908400] 0 pages HighMem/MovableOnly
[  372.908409] 342307 pages reserved
[  372.911436]  ? kvm_sched_clock_read+0x9/0x20
[  372.915566] 0 pages cma reserved
[  372.918671]  ? irq_exit+0x17f/0x1c0
[  372.923012] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.926953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.930425] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.934785]  ? check_preemption_disabled+0x48/0x200
[  372.938134] ksoftirqd/0 cpuset=
[  372.941757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.948223] /
[  372.953770]  run_timer_softirq+0x52/0xb0
[  372.964058]  mems_allowed=0
[  372.969072]  ? __this_cpu_preempt_check+0x1c/0x1f
[  372.991323]  __do_softirq+0x30b/0xad8
[  372.995130]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  373.000232]  ? pvclock_read_flags+0x160/0x160
[  373.004722]  ? lapic_next_event+0x5a/0x90
[  373.008879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.014443]  ? clockevents_program_event+0x140/0x370
[  373.019550]  ? kvm_clock_read+0x18/0x30
[  373.023519]  ? kvm_sched_clock_read+0x9/0x20
[  373.027940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.033493]  ? check_preemption_disabled+0x48/0x200
[  373.038517]  irq_exit+0x17f/0x1c0
[  373.041968]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.046819]  ? smp_reschedule_interrupt+0x109/0x650
[  373.051832]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.057722]  ? interrupt_entry+0xb5/0xf0
[  373.061785]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.066803]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.071829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.076673]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.081695]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.086709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.092251]  ? check_preemption_disabled+0x48/0x200
[  373.097268]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.102119]  apic_timer_interrupt+0xf/0x20
[  373.106356]  </IRQ>
[  373.108587] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  373.114638] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  373.133536] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  373.141240] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  373.148501] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  373.155763] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  373.163052] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  373.170318] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  373.177613]  ? unmap_page_range+0xf56/0x2030
[  373.182023]  ? unmap_page_range+0x15ec/0x2030
[  373.186571]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  373.191075]  ? mark_held_locks+0x130/0x130
[  373.195315]  ? mark_held_locks+0x130/0x130
[  373.199550]  ? mark_held_locks+0x130/0x130
[  373.203780]  ? mark_held_locks+0x130/0x130
[  373.208013]  ? lock_downgrade+0x900/0x900
[  373.212157]  ? lock_downgrade+0x900/0x900
[  373.216331]  ? mark_held_locks+0x130/0x130
[  373.220560]  ? mark_held_locks+0x130/0x130
[  373.224792]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  373.229803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.235339]  ? uprobe_munmap+0x14c/0x450
[  373.239397]  ? uprobe_mmap+0xd50/0xd50
[  373.243287]  ? is_bpf_text_address+0xac/0x170
[  373.247804]  unmap_single_vma+0x19b/0x310
[  373.251957]  unmap_vmas+0x125/0x200
[  373.255583]  exit_mmap+0x2be/0x590
[  373.259122]  ? __ia32_sys_munmap+0x80/0x80
[  373.263364]  ? __might_sleep+0x95/0x190
[  373.267338]  mmput+0x247/0x610
[  373.270557]  ? lock_downgrade+0x900/0x900
[  373.274707]  ? set_mm_exe_file+0x200/0x200
[  373.278943]  ? kasan_check_read+0x11/0x20
[  373.283097]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.287501]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  373.292089]  ? kasan_check_write+0x14/0x20
[  373.296317]  ? do_raw_spin_lock+0xc1/0x200
[  373.300550]  do_exit+0xe6f/0x2610
[  373.304015]  ? mm_update_next_owner+0x990/0x990
[  373.308676]  ? pick_next_task_fair+0x990/0x16d0
[  373.313349]  ? trace_hardirqs_off+0xb8/0x310
[  373.317756]  ? mark_held_locks+0x130/0x130
[  373.322007]  ? lock_acquire+0x1ed/0x520
[  373.325989]  ? pipe_wait+0x266/0x2c0
[  373.329724]  ? mark_held_locks+0x130/0x130
[  373.333960]  ? arch_local_save_flags+0x40/0x40
[  373.338535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.344081]  ? __mutex_lock+0x85e/0x1700
[  373.348140]  ? __switch_to_asm+0x34/0x70
[  373.352196]  ? __switch_to_asm+0x40/0x70
[  373.356251]  ? __switch_to_asm+0x34/0x70
[  373.360318]  ? pipe_wait+0x266/0x2c0
[  373.364039]  ? __switch_to_asm+0x34/0x70
[  373.368094]  ? __switch_to_asm+0x34/0x70
[  373.372166]  ? mutex_trylock+0x2b0/0x2b0
[  373.376227]  ? __schedule+0x874/0x1ed0
[  373.380117]  ? __sched_text_start+0x8/0x8
[  373.384289]  ? lock_downgrade+0x900/0x900
[  373.388441]  ? memset+0x31/0x40
[  373.391735]  ? __dequeue_signal+0xf9/0x7d0
[  373.395992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.401548]  ? recalc_sigpending_tsk+0x140/0x180
[  373.406317]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.411858]  ? get_signal+0x95b/0x1980
[  373.415743]  ? lock_downgrade+0x900/0x900
[  373.419893]  do_group_exit+0x177/0x440
[  373.424017]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.429464]  ? __ia32_sys_exit+0x50/0x50
[  373.433522]  ? kasan_check_write+0x14/0x20
[  373.437756]  ? do_raw_spin_lock+0xc1/0x200
[  373.442007]  get_signal+0x8b0/0x1980
[  373.445728]  ? ptrace_notify+0x130/0x130
[  373.449788]  ? finish_wait+0x430/0x430
[  373.453679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.459213]  ? pipe_read+0x702/0x940
[  373.462925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.468461]  do_signal+0x9c/0x21e0
[  373.471995]  ? __vfs_read+0x11f/0x9b0
[  373.475793]  ? vfs_copy_file_range+0xb90/0xb90
[  373.480372]  ? setup_sigcontext+0x7d0/0x7d0
[  373.484724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.490261]  exit_to_usermode_loop+0x2e5/0x380
[  373.494843]  ? syscall_slow_exit_work+0x520/0x520
[  373.499682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.505219]  do_syscall_64+0x6be/0x820
[  373.509118]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  373.514482]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.519406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.524270]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.529295]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.534315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.539163]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  373.544341] RIP: 0033:0x410fd0
[  373.547531] Code: Bad RIP value.
[  373.550883] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  373.558607] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  373.565882] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  373.573354] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  373.580620] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  373.587883] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  373.595183] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  373.595237] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.601942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.601946] Call Trace:
[  373.601967]  dump_stack+0x1c4/0x2b4
[  373.601985]  ? dump_stack_print_info.cold.2+0x52/0x52
[  373.608497] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.617832]  warn_alloc.cold.119+0xb7/0x1bd
[  373.620389] syz-executor2 cpuset=
[  373.624008]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.629172] syz2
[  373.639649]  ? lock_downgrade+0x900/0x900
[  373.643952]  mems_allowed=0
[  373.647393]  ? trace_hardirqs_off+0xb8/0x310
[  373.665612]  ? trace_hardirqs_off+0xb8/0x310
[  373.670040]  __alloc_pages_slowpath+0x2667/0x2d80
[  373.674896]  ? warn_alloc+0x120/0x120
[  373.678710]  ? warn_alloc+0x120/0x120
[  373.682508]  ? warn_alloc+0x120/0x120
[  373.686303]  ? mark_held_locks+0x130/0x130
[  373.690551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.696102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.701651]  ? should_fail+0x22d/0xd01
[  373.705548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.710646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.716178]  ? should_fail+0x22d/0xd01
[  373.720063]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.725165]  ? should_fail+0x22d/0xd01
[  373.729049]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.734146]  ? mark_held_locks+0x130/0x130
[  373.738399]  ? mark_held_locks+0x130/0x130
[  373.742633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.748165]  ? trace_hardirqs_off+0xb8/0x310
[  373.752567]  ? kasan_check_read+0x11/0x20
[  373.756712]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.761129]  ? trace_hardirqs_on+0x310/0x310
[  373.765535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.771072]  ? wq_watchdog_touch+0x9c/0xfe
[  373.775303]  ? io_serial_in+0x11/0x90
[  373.779104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.784641]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.789746]  __alloc_pages_nodemask+0xa80/0xde0
[  373.794408]  ? should_fail+0x22d/0xd01
[  373.798317]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  373.803360]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.808030]  ? lock_downgrade+0x900/0x900
[  373.812208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.817768]  cache_grow_begin+0x91/0x8c0
[  373.821826]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.826251]  fallback_alloc+0x203/0x2e0
[  373.830228]  ____cache_alloc_node+0x1c7/0x1e0
[  373.834726]  kmem_cache_alloc_node+0xe3/0x730
[  373.839230]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.843517]  __alloc_skb+0x119/0x770
[  373.847235]  ? skb_scrub_packet+0x490/0x490
[  373.851552]  ? lock_downgrade+0x900/0x900
[  373.855714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.861246]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.866707]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.872155]  ? addrconf_rs_timer+0x690/0x690
[  373.876568]  ndisc_alloc_skb+0x144/0x340
[  373.880643]  ndisc_send_rs+0x331/0x6e0
[  373.884532]  addrconf_rs_timer+0x314/0x690
[  373.888763]  ? lock_release+0x970/0x970
[  373.892733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.896985]  call_timer_fn+0x272/0x920
[  373.900874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.905106]  ? process_timeout+0x40/0x40
[  373.909171]  ? kasan_check_read+0x11/0x20
[  373.913316]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.917725]  ? trace_hardirqs_on+0x310/0x310
[  373.922133]  ? __run_timers+0x7da/0xc70
[  373.926102]  ? lock_downgrade+0x900/0x900
[  373.930259]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.935357]  ? trace_hardirqs_on+0xbd/0x310
[  373.939671]  ? kasan_check_read+0x11/0x20
[  373.943812]  ? __run_timers+0x7da/0xc70
[  373.947795]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.953241]  ? kasan_check_write+0x14/0x20
[  373.957473]  ? do_raw_spin_lock+0xc1/0x200
[  373.961712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.965946]  __run_timers+0x7e5/0xc70
[  373.969752]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.975127]  ? lock_downgrade+0x900/0x900
[  373.979269]  ? finish_task_switch+0x1b5/0x900
[  373.983764]  ? trace_hardirqs_on+0xbd/0x310
[  373.988075]  ? kasan_check_read+0x11/0x20
[  373.992231]  ? finish_task_switch+0x1f5/0x900
[  373.996734]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.002189]  ? compat_start_thread+0x80/0x80
[  374.006629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.012170]  ? pvclock_read_flags+0x160/0x160
[  374.016656]  ? __switch_to_asm+0x34/0x70
[  374.020712]  ? __switch_to_asm+0x34/0x70
[  374.024770]  ? __switch_to_asm+0x40/0x70
[  374.028825]  ? __switch_to_asm+0x40/0x70
[  374.032881]  ? __switch_to_asm+0x34/0x70
[  374.036941]  ? __switch_to_asm+0x40/0x70
[  374.041021]  ? trace_hardirqs_on+0xbd/0x310
[  374.045343]  ? kvm_sched_clock_read+0x9/0x20
[  374.049745]  ? run_ksoftirqd+0x94/0x100
[  374.053714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.059247]  ? check_preemption_disabled+0x48/0x200
[  374.064260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.069797]  run_timer_softirq+0x52/0xb0
[  374.073872]  ? __this_cpu_preempt_check+0x1c/0x1f
[  374.078711]  __do_softirq+0x30b/0xad8
[  374.082534]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  374.087632]  ? trace_hardirqs_off+0xb8/0x310
[  374.092044]  ? schedule+0x108/0x460
[  374.095685]  ? run_ksoftirqd+0x99/0x100
[  374.099656]  ? trace_hardirqs_off+0xb8/0x310
[  374.104074]  ? smpboot_thread_fn+0x68b/0xa00
[  374.108482]  ? trace_hardirqs_on+0x310/0x310
[  374.112889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.118427]  ? check_preemption_disabled+0x48/0x200
[  374.123439]  ? takeover_tasklets+0xa90/0xa90
[  374.127938]  run_ksoftirqd+0x94/0x100
[  374.131738]  smpboot_thread_fn+0x68b/0xa00
[  374.135969]  ? sort_range+0x30/0x30
[  374.139592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.144704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.150239]  ? __kthread_parkme+0xfb/0x1a0
[  374.154486]  kthread+0x35a/0x420
[  374.157847]  ? sort_range+0x30/0x30
[  374.161495]  ? kthread_bind+0x40/0x40
[  374.165294]  ret_from_fork+0x3a/0x50
[  374.169037] warn_alloc_show_mem: 1 callbacks suppressed
[  374.169050] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  374.169052] Mem-Info:
[  374.169082] active_anon:45632 inactive_anon:123 isolated_anon:0
[  374.169082]  active_file:17 inactive_file:16 isolated_file:0
[  374.169082]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.169082]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  374.169082]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  374.169082]  free:13774 free_pcp:156 free_cma:0
[  374.174422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.181672] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.184073] Call Trace:
[  374.216943] Node 0 
[  374.226293]  <IRQ>
[  374.253808] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.256372]  dump_stack+0x1c4/0x2b4
[  374.258582] lowmem_reserve[]:
[  374.260730]  ? dump_stack_print_info.cold.2+0x52/0x52
[  374.286215]  0
[  374.289858]  warn_alloc.cold.119+0xb7/0x1bd
[  374.292933]  2819
[  374.298117]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.299891]  6323
[  374.304214]  ? lock_downgrade+0x900/0x900
[  374.306251]  6323
[  374.311780]  ? trace_hardirqs_off+0xb8/0x310
[  374.317965]  ? trace_hardirqs_off+0xb8/0x310
[  374.320001] Node 0 
[  374.324403]  __alloc_pages_slowpath+0x2667/0x2d80
[  374.328809] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.331026]  ? warn_alloc+0x120/0x120
[  374.335831] lowmem_reserve[]:
[  374.362372]  ? warn_alloc+0x120/0x120
[  374.366151]  0
[  374.369247]  ? warn_alloc+0x120/0x120
[  374.373019]  0
[  374.374817]  ? mark_held_locks+0x130/0x130
[  374.378589]  3503
[  374.380389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.384617]  3503
[  374.386671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.394239]  ? should_fail+0x22d/0xd01
[  374.399748] Node 0 
[  374.403627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.403658] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  374.403665] lowmem_reserve[]:
[  374.405895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.411007]  0
[  374.439304]  ? should_fail+0x22d/0xd01
[  374.442387]  0
[  374.447940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.449722]  0
[  374.453648]  ? should_fail+0x22d/0xd01
[  374.455433]  0
[  374.460529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.466197]  ? mark_held_locks+0x130/0x130
[  374.467977] Node 0 
[  374.473072]  ? mark_held_locks+0x130/0x130
[  374.477286] DMA: 
[  374.479528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.483733] 1*4kB 
[  374.485796]  ? trace_hardirqs_off+0xb8/0x310
[  374.491308] (U) 
[  374.493455]  ? kasan_check_read+0x11/0x20
[  374.497838] 0*8kB 
[  374.499809]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.503932] 0*16kB 
[  374.506072]  ? trace_hardirqs_on+0x310/0x310
[  374.510452] 1*32kB (U) 
[  374.512694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.517074] 2*64kB 
[  374.519651]  ? wq_watchdog_touch+0x9c/0xfe
[  374.525171] (U) 
[  374.527406]  ? io_serial_in+0x11/0x90
[  374.531799] 1*128kB (U) 
[  374.533785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.537559] 1*256kB 
[  374.540224]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.545727] (U) 0*512kB 
[  374.548080]  __alloc_pages_nodemask+0xa80/0xde0
[  374.553154] 1*1024kB 
[  374.555817]  ? should_fail+0x22d/0xd01
[  374.560477] (U) 
[  374.562882]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  374.566741] 1*2048kB 
[  374.568719]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.573727] (M) 
[  374.576134]  ? lock_downgrade+0x900/0x900
[  374.580772] 3*4096kB 
[  374.582734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.586853] (M) 
[  374.589269]  cache_grow_begin+0x91/0x8c0
[  374.594780] = 15908kB
[  374.596752]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.600787] Node 0 
[  374.603191]  fallback_alloc+0x203/0x2e0
[  374.607574] DMA32: 
[  374.609802]  ____cache_alloc_node+0x1c7/0x1e0
[  374.613764] 5*4kB 
[  374.615993]  kmem_cache_alloc_node+0xe3/0x730
[  374.620460] (UM) 
[  374.622607]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.627073] 1*8kB 
[  374.629138]  __alloc_skb+0x119/0x770
[  374.633340] (U) 
[  374.635481]  ? skb_scrub_packet+0x490/0x490
[  374.639171] 2*16kB 
[  374.641138]  ? lock_downgrade+0x900/0x900
[  374.645426] (M) 3*32kB (UM) 
[  374.647696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.651818] 5*64kB 
[  374.654829]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.660335] (UM) 
[  374.662563]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.667981] 3*128kB (M) 
[  374.670062]  ? addrconf_rs_timer+0x690/0x690
[  374.675485] 3*256kB 
[  374.678166]  ndisc_alloc_skb+0x144/0x340
[  374.682545] (M) 
[  374.684890]  ndisc_send_rs+0x331/0x6e0
[  374.688943] 4*512kB 
[  374.690920]  addrconf_rs_timer+0x314/0x690
[  374.694784] (UM) 
[  374.697103]  ? neigh_invalidate+0x550/0x550
[  374.701307] 3*1024kB 
[  374.703400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.707697] (UM) 
[  374.710108]  call_timer_fn+0x272/0x920
[  374.714314] 3*2048kB 
[  374.716370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.720229] (M) 
[  374.722634]  ? process_timeout+0x40/0x40
[  374.726862] 3*4096kB (M) 
[  374.728862]  ? trace_hardirqs_off+0xb8/0x310
[  374.732915] = 25180kB
[  374.735678]  ? kasan_check_read+0x11/0x20
[  374.740065] Node 0 
[  374.742467]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.746585] Normal: 
[  374.748815]  ? trace_hardirqs_on+0x310/0x310
[  374.753197] 694*4kB 
[  374.755514]  ? __run_timers+0x7da/0xc70
[  374.759906] (UMEH) 
[  374.762224]  ? lock_downgrade+0x900/0x900
[  374.766175] 370*8kB 
[  374.768405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.772525] (UMEH) 
[  374.774844]  ? trace_hardirqs_on+0xbd/0x310
[  374.779933] 193*16kB 
[  374.782157]  ? kasan_check_read+0x11/0x20
[  374.786465] (UMEH) 
[  374.788882]  ? __run_timers+0x7da/0xc70
[  374.793004] 79*32kB 
[  374.795231]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.799182] (UMEH) 
[  374.801501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.806929] 32*64kB 
[  374.809152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.814660] (UM) 
[  374.816992]  __run_timers+0x7e5/0xc70
[  374.821200] 5*128kB 
[  374.823257]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  374.827041] (UM) 
[  374.829357]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.834782] 0*256kB 
[  374.836840]  ? timerqueue_add+0x207/0x2b0
[  374.841828] 0*512kB 
[  374.844142]  ? enqueue_hrtimer+0x1a5/0x560
[  374.848264] 0*1024kB 
[  374.850580]  ? lock_release+0x970/0x970
[  374.854785] 0*2048kB 
[  374.857187]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.861135] 0*4096kB 
[  374.863538]  ? kasan_check_write+0x14/0x20
[  374.868707] = 14040kB
[  374.871110]  ? pvclock_read_flags+0x160/0x160
[  374.875328] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.877725]  ? lock_downgrade+0x900/0x900
[  374.882201] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.891038]  ? trace_hardirqs_on+0xbd/0x310
[  374.895174] 163 total pagecache pages
[  374.903744]  ? kvm_sched_clock_read+0x9/0x20
[  374.908041] 0 pages in swap cache
[  374.911833]  ? irq_exit+0x17f/0x1c0
[  374.916221] Swap cache stats: add 0, delete 0, find 0/0
[  374.919668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.923267] Free swap  = 0kB
[  374.928643]  ? check_preemption_disabled+0x48/0x200
[  374.934150] Total swap = 0kB
[  374.937162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.942156] 1965979 pages RAM
[  374.945173]  run_timer_softirq+0x52/0xb0
[  374.950683] 0 pages HighMem/MovableOnly
[  374.953782]  ? __this_cpu_preempt_check+0x1c/0x1f
[  374.957821] 342307 pages reserved
[  374.961787]  __do_softirq+0x30b/0xad8
[  374.966605] 0 pages cma reserved
[  374.970054]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  374.973893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.977190]  ? pvclock_read_flags+0x160/0x160
[  374.982339] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.988757]  ? lapic_next_event+0x5a/0x90
[  374.993230] ksoftirqd/0 cpuset=
[  375.003539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.007658] /
[  375.010933]  ? clockevents_program_event+0x140/0x370
[  375.016456]  mems_allowed=0
[  375.018165]  ? kvm_clock_read+0x18/0x30
[  375.030137]  ? kvm_sched_clock_read+0x9/0x20
[  375.034546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.040086]  ? check_preemption_disabled+0x48/0x200
[  375.045110]  irq_exit+0x17f/0x1c0
[  375.048564]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.053402]  ? smp_reschedule_interrupt+0x109/0x650
[  375.058423]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.064309]  ? interrupt_entry+0xb5/0xf0
[  375.068366]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.073389]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.078440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.083281]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.088290]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.093308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.098848]  ? check_preemption_disabled+0x48/0x200
[  375.103866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.108722]  apic_timer_interrupt+0xf/0x20
[  375.112949]  </IRQ>
[  375.115197] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  375.121257] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  375.140152] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  375.147858] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  375.155120] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  375.162382] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  375.169644] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  375.176914] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  375.184199]  ? unmap_page_range+0xf56/0x2030
[  375.188607]  ? unmap_page_range+0x15ec/0x2030
[  375.193114]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  375.197609]  ? mark_held_locks+0x130/0x130
[  375.201849]  ? mark_held_locks+0x130/0x130
[  375.206083]  ? mark_held_locks+0x130/0x130
[  375.210346]  ? mark_held_locks+0x130/0x130
[  375.214587]  ? lock_downgrade+0x900/0x900
[  375.218732]  ? lock_downgrade+0x900/0x900
[  375.222886]  ? mark_held_locks+0x130/0x130
[  375.227132]  ? mark_held_locks+0x130/0x130
[  375.231364]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  375.236378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.241929]  ? uprobe_munmap+0x14c/0x450
[  375.245993]  ? uprobe_mmap+0xd50/0xd50
[  375.249881]  ? is_bpf_text_address+0xac/0x170
[  375.254390]  unmap_single_vma+0x19b/0x310
[  375.258540]  unmap_vmas+0x125/0x200
[  375.262166]  exit_mmap+0x2be/0x590
[  375.265701]  ? __ia32_sys_munmap+0x80/0x80
[  375.269963]  ? __might_sleep+0x95/0x190
[  375.273937]  mmput+0x247/0x610
[  375.277130]  ? lock_downgrade+0x900/0x900
[  375.281279]  ? set_mm_exe_file+0x200/0x200
[  375.285513]  ? kasan_check_read+0x11/0x20
[  375.289660]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.294068]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  375.298647]  ? kasan_check_write+0x14/0x20
[  375.302881]  ? do_raw_spin_lock+0xc1/0x200
[  375.307209]  do_exit+0xe6f/0x2610
[  375.310667]  ? mm_update_next_owner+0x990/0x990
[  375.315352]  ? pick_next_task_fair+0x990/0x16d0
[  375.320034]  ? trace_hardirqs_off+0xb8/0x310
[  375.324451]  ? mark_held_locks+0x130/0x130
[  375.328685]  ? lock_acquire+0x1ed/0x520
[  375.332656]  ? pipe_wait+0x266/0x2c0
[  375.336373]  ? mark_held_locks+0x130/0x130
[  375.340604]  ? arch_local_save_flags+0x40/0x40
[  375.345186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.350734]  ? __mutex_lock+0x85e/0x1700
[  375.354790]  ? __switch_to_asm+0x34/0x70
[  375.358845]  ? __switch_to_asm+0x40/0x70
[  375.362907]  ? __switch_to_asm+0x34/0x70
[  375.366969]  ? pipe_wait+0x266/0x2c0
[  375.370683]  ? __switch_to_asm+0x34/0x70
[  375.374740]  ? __switch_to_asm+0x34/0x70
[  375.378803]  ? mutex_trylock+0x2b0/0x2b0
[  375.382866]  ? __schedule+0x874/0x1ed0
[  375.386764]  ? __sched_text_start+0x8/0x8
[  375.390923]  ? lock_downgrade+0x900/0x900
[  375.395072]  ? memset+0x31/0x40
[  375.398449]  ? __dequeue_signal+0xf9/0x7d0
[  375.402685]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.408221]  ? recalc_sigpending_tsk+0x140/0x180
[  375.412979]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.418517]  ? get_signal+0x95b/0x1980
[  375.422529]  ? lock_downgrade+0x900/0x900
[  375.426913]  do_group_exit+0x177/0x440
[  375.430805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.436253]  ? __ia32_sys_exit+0x50/0x50
[  375.440315]  ? kasan_check_write+0x14/0x20
[  375.444549]  ? do_raw_spin_lock+0xc1/0x200
[  375.448970]  get_signal+0x8b0/0x1980
[  375.452805]  ? ptrace_notify+0x130/0x130
[  375.456866]  ? finish_wait+0x430/0x430
[  375.460894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.466456]  ? pipe_read+0x702/0x940
[  375.470166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.475711]  do_signal+0x9c/0x21e0
[  375.479252]  ? __vfs_read+0x11f/0x9b0
[  375.483055]  ? vfs_copy_file_range+0xb90/0xb90
[  375.487633]  ? setup_sigcontext+0x7d0/0x7d0
[  375.491976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.497515]  exit_to_usermode_loop+0x2e5/0x380
[  375.502095]  ? syscall_slow_exit_work+0x520/0x520
[  375.506939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.512491]  do_syscall_64+0x6be/0x820
[  375.516379]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.521875]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.526809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.531650]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.536664]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.541907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.546869]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.552063] RIP: 0033:0x410fd0
[  375.555254] Code: Bad RIP value.
[  375.558614] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  375.566317] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  375.573988] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  375.581261] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  375.588536] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  375.595801] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  375.603081] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  375.603146] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.609858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.616399] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.625678] Call Trace:
[  375.636149] syz-executor2 cpuset=syz2
[  375.638735]  dump_stack+0x1c4/0x2b4
[  375.638753]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.642532]  mems_allowed=0
[  375.646158]  warn_alloc.cold.119+0xb7/0x1bd
[  375.658555]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.663397]  ? lock_downgrade+0x900/0x900
[  375.667550]  ? trace_hardirqs_off+0xb8/0x310
[  375.671965]  ? trace_hardirqs_off+0xb8/0x310
[  375.676375]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.681234]  ? warn_alloc+0x120/0x120
[  375.685038]  ? warn_alloc+0x120/0x120
[  375.688859]  ? warn_alloc+0x120/0x120
[  375.692662]  ? mark_held_locks+0x130/0x130
[  375.696898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.702440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.707977]  ? should_fail+0x22d/0xd01
[  375.711864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.716961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.722497]  ? should_fail+0x22d/0xd01
[  375.726408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.731514]  ? should_fail+0x22d/0xd01
[  375.735403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.740512]  ? mark_held_locks+0x130/0x130
[  375.744747]  ? mark_held_locks+0x130/0x130
[  375.748984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.754521]  ? trace_hardirqs_off+0xb8/0x310
[  375.758931]  ? kasan_check_read+0x11/0x20
[  375.763082]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.767489]  ? trace_hardirqs_on+0x310/0x310
[  375.771908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.777473]  ? wq_watchdog_touch+0x9c/0xfe
[  375.781704]  ? io_serial_in+0x11/0x90
[  375.785525]  ? retint_kernel+0x2d/0x2d
[  375.789413]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.794339]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.799092]  ? trace_hardirqs_off+0x310/0x310
[  375.803583]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  375.808691]  __alloc_pages_nodemask+0xa80/0xde0
[  375.813373]  ? should_fail+0x22d/0xd01
[  375.817270]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  375.822319]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.826985]  ? lock_downgrade+0x900/0x900
[  375.831134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.836672]  cache_grow_begin+0x91/0x8c0
[  375.840733]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.845159]  fallback_alloc+0x203/0x2e0
[  375.849136]  ____cache_alloc_node+0x1c7/0x1e0
[  375.853635]  kmem_cache_alloc_node+0xe3/0x730
[  375.858132]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.862374]  __alloc_skb+0x119/0x770
[  375.866110]  ? skb_scrub_packet+0x490/0x490
[  375.870441]  ? lock_downgrade+0x900/0x900
[  375.874601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.880134]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.885588]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.891037]  ? addrconf_rs_timer+0x690/0x690
[  375.895453]  ndisc_alloc_skb+0x144/0x340
[  375.899517]  ndisc_send_rs+0x331/0x6e0
[  375.903409]  addrconf_rs_timer+0x314/0x690
[  375.907638]  ? lock_release+0x970/0x970
[  375.911614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.915857]  call_timer_fn+0x272/0x920
[  375.919741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.923980]  ? process_timeout+0x40/0x40
[  375.928035]  ? kasan_check_read+0x11/0x20
[  375.932181]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.936592]  ? trace_hardirqs_on+0x310/0x310
[  375.940999]  ? __run_timers+0x7da/0xc70
[  375.944973]  ? lock_downgrade+0x900/0x900
[  375.949122]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  375.954239]  ? trace_hardirqs_on+0xbd/0x310
[  375.958559]  ? kasan_check_read+0x11/0x20
[  375.962706]  ? __run_timers+0x7da/0xc70
[  375.966675]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.972126]  ? kasan_check_write+0x14/0x20
[  375.976357]  ? do_raw_spin_lock+0xc1/0x200
[  375.980594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.984824]  __run_timers+0x7e5/0xc70
[  375.988631]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.993991]  ? lock_downgrade+0x900/0x900
[  375.998134]  ? finish_task_switch+0x1b5/0x900
[  376.002628]  ? trace_hardirqs_on+0xbd/0x310
[  376.006954]  ? kasan_check_read+0x11/0x20
[  376.011104]  ? finish_task_switch+0x1f5/0x900
[  376.015599]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.021046]  ? compat_start_thread+0x80/0x80
[  376.025475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.031038]  ? pvclock_read_flags+0x160/0x160
[  376.035529]  ? __switch_to_asm+0x34/0x70
[  376.039590]  ? __switch_to_asm+0x34/0x70
[  376.043646]  ? __switch_to_asm+0x40/0x70
[  376.047708]  ? __switch_to_asm+0x40/0x70
[  376.051777]  ? __switch_to_asm+0x34/0x70
[  376.055855]  ? __switch_to_asm+0x40/0x70
[  376.059982]  ? trace_hardirqs_on+0xbd/0x310
[  376.064323]  ? kvm_sched_clock_read+0x9/0x20
[  376.068728]  ? run_ksoftirqd+0x94/0x100
[  376.072714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.078278]  ? check_preemption_disabled+0x48/0x200
[  376.083299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.088836]  run_timer_softirq+0x52/0xb0
[  376.092891]  ? __this_cpu_preempt_check+0x1c/0x1f
[  376.097745]  __do_softirq+0x30b/0xad8
[  376.101546]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  376.106644]  ? trace_hardirqs_off+0xb8/0x310
[  376.111056]  ? schedule+0x108/0x460
[  376.114682]  ? run_ksoftirqd+0x99/0x100
[  376.118651]  ? trace_hardirqs_off+0xb8/0x310
[  376.123055]  ? smpboot_thread_fn+0x68b/0xa00
[  376.127471]  ? trace_hardirqs_on+0x310/0x310
[  376.131872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.137405]  ? check_preemption_disabled+0x48/0x200
[  376.142422]  ? takeover_tasklets+0xa90/0xa90
[  376.146829]  run_ksoftirqd+0x94/0x100
[  376.150623]  smpboot_thread_fn+0x68b/0xa00
[  376.154852]  ? sort_range+0x30/0x30
[  376.158474]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.163577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.169114]  ? __kthread_parkme+0xfb/0x1a0
[  376.173347]  kthread+0x35a/0x420
[  376.176709]  ? sort_range+0x30/0x30
[  376.180332]  ? kthread_bind+0x40/0x40
[  376.184137]  ret_from_fork+0x3a/0x50
[  376.187853] warn_alloc_show_mem: 1 callbacks suppressed
[  376.187865] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  376.187867] Mem-Info:
[  376.187896] active_anon:45632 inactive_anon:123 isolated_anon:0
[  376.187896]  active_file:17 inactive_file:16 isolated_file:0
[  376.187896]  unevictable:0 dirty:0 writeback:0 unstable:0
[  376.187896]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  376.187896]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  376.187896]  free:13774 free_pcp:156 free_cma:0
[  376.193243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.200435] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  376.202866] Call Trace:
[  376.235752] Node 0 
[  376.245093]  <IRQ>
[  376.272608] 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
[  376.275175]  dump_stack+0x1c4/0x2b4
[  376.277396] lowmem_reserve[]:
[  376.279545]  ? dump_stack_print_info.cold.2+0x52/0x52
[  376.305017]  0
[  376.308641]  warn_alloc.cold.119+0xb7/0x1bd
[  376.311715]  2819
[  376.316904]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.318674]  6323
[  376.322988]  ? lock_downgrade+0x900/0x900
[  376.325028]  6323
[  376.329871]  ? trace_hardirqs_off+0xb8/0x310
[  376.336069]  ? trace_hardirqs_off+0xb8/0x310
[  376.338107] Node 0 
[  376.342511]  __alloc_pages_slowpath+0x2667/0x2d80
[  376.346918] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  376.349180]  ? warn_alloc+0x120/0x120
[  376.353949] lowmem_reserve[]:
[  376.380492]  ? trace_hardirqs_on+0x310/0x310
[  376.384271]  0
[  376.387362]  ? warn_alloc+0x120/0x120
[  376.391754]  0
[  376.393560]  ? warn_alloc+0x120/0x120
[  376.397338]  3503
[  376.399135]  ? ktime_get+0x2e1/0x440
[  376.402904]  3503
[  376.404971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.408678] Node 0 
[  376.410746]  ? check_preemption_disabled+0x48/0x200
[  376.416289] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  376.418491]  ? kasan_check_read+0x11/0x20
[  376.423483] lowmem_reserve[]:
[  376.451753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.455877]  0
[  376.458983]  ? should_fail+0x22d/0xd01
[  376.464501]  0 0
[  376.466346]  ? rcu_bh_qs+0xc0/0xc0
[  376.470215]  0
[  376.472188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.477505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.482583] Node 0 
[  376.488110]  ? should_fail+0x22d/0xd01
[  376.488113] DMA: 1*4kB 
[  376.490353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.494214] (U) 
[  376.496798]  ? should_fail+0x22d/0xd01
[  376.501878] 0*8kB 
[  376.503853]  ? rcu_idle_enter+0x4b0/0x4b0
[  376.507715] 0*16kB 
[  376.509855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.513977] 1*32kB 
[  376.516205]  ? mark_held_locks+0x130/0x130
[  376.521299] (U) 
[  376.523542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.527755] 2*64kB 
[  376.529874]  ? mark_held_locks+0x130/0x130
[  376.535567] (U) 
[  376.537801]  ? rcu_irq_exit+0xce/0x100
[  376.542014] 1*128kB 
[  376.543990]  ? irq_exit+0xbd/0x1c0
[  376.547849] (U) 
[  376.550172]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  376.553684] 1*256kB 
[  376.555651]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.560641] (U) 
[  376.562966]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.567347] 0*512kB 
[  376.569315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.575184] 1*1024kB 
[  376.577497]  ? ret_from_intr+0xb/0x1e
[  376.583009] (U) 
[  376.585409]  ? retint_kernel+0x2d/0x2d
[  376.589197] 1*2048kB 
[  376.591168]  ? trace_hardirqs_on_caller+0xc0/0x310
[  376.595030] (M) 
[  376.597439]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.602336] 3*4096kB 
[  376.604308]  ? trace_hardirqs_off+0x310/0x310
[  376.609035] (M) 
[  376.611439]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.615912] = 15908kB
[  376.617884]  __alloc_pages_nodemask+0xa80/0xde0
[  376.622958] Node 0 
[  376.625365]  ? should_fail+0x22d/0xd01
[  376.630020] DMA32: 
[  376.632249]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  376.636115] 5*4kB 
[  376.638358]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.643334] (UM) 
[  376.645625]  ? lock_downgrade+0x900/0x900
[  376.650192] 1*8kB (U) 
[  376.652262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.656386] 2*16kB 
[  376.658878]  cache_grow_begin+0x91/0x8c0
[  376.664389] (M) 3*32kB 
[  376.666630]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.670663] (UM) 
[  376.673239]  fallback_alloc+0x203/0x2e0
[  376.677665] 5*64kB 
[  376.679722]  ____cache_alloc_node+0x1c7/0x1e0
[  376.683670] (UM) 
[  376.685914]  kmem_cache_alloc_node+0xe3/0x730
[  376.690376] 3*128kB 
[  376.692441]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.696911] (M) 
[  376.699229]  __alloc_skb+0x119/0x770
[  376.703442] 3*256kB 
[  376.705415]  ? skb_scrub_packet+0x490/0x490
[  376.709102] (M) 
[  376.711423]  ? lock_downgrade+0x900/0x900
[  376.715715] 4*512kB (UM) 
[  376.717701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.721821] 3*1024kB (UM) 3*2048kB 
[  376.724633]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.730139] (M) 3*4096kB 
[  376.733776]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.739198] (M) 
[  376.741958]  ? addrconf_rs_timer+0x690/0x690
[  376.747384] = 25180kB
[  376.749360]  ndisc_alloc_skb+0x144/0x340
[  376.753739] Node 0 
[  376.756144]  ndisc_send_rs+0x331/0x6e0
[  376.760176] Normal: 
[  376.762408]  addrconf_rs_timer+0x314/0x690
[  376.766271] 694*4kB 
[  376.768592]  ? neigh_invalidate+0x550/0x550
[  376.772800] (UMEH) 
[  376.775122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.779419] 370*8kB 
[  376.781673]  call_timer_fn+0x272/0x920
[  376.785861] (UMEH) 
[  376.788179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.792040] 193*16kB 
[  376.794278]  ? process_timeout+0x40/0x40
[  376.798480] (UMEH) 
[  376.800888]  ? trace_hardirqs_off+0xb8/0x310
[  376.804930] 79*32kB 
[  376.807155]  ? kasan_check_read+0x11/0x20
[  376.811535] (UMEH) 32*64kB 
[  376.813864]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.817989] (UM) 
[  376.820922]  ? trace_hardirqs_on+0x310/0x310
[  376.825308] 5*128kB 
[  376.827365]  ? __run_timers+0x7da/0xc70
[  376.831744] (UM) 
[  376.834062]  ? lock_downgrade+0x900/0x900
[  376.838012] 0*256kB 
[  376.840067]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.844362] 0*512kB 
[  376.846792]  ? trace_hardirqs_on+0xbd/0x310
[  376.851874] 0*1024kB 
[  376.854327]  ? kasan_check_read+0x11/0x20
[  376.858626] 0*2048kB 
[  376.861030]  ? __run_timers+0x7da/0xc70
[  376.865151] 0*4096kB 
[  376.867562]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.871511] = 14040kB
[  376.873916]  ? kasan_check_write+0x14/0x20
[  376.879353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.881753]  ? do_raw_spin_lock+0xc1/0x200
[  376.885965] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.894791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.899001] 163 total pagecache pages
[  376.907597]  __run_timers+0x7e5/0xc70
[  376.911807] 0 pages in swap cache
[  376.915606]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  376.919381] Swap cache stats: add 0, delete 0, find 0/0
[  376.922992]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.928329] Free swap  = 0kB
[  376.928334] Total swap = 0kB
[  376.928341] 1965979 pages RAM
[  376.928345] 0 pages HighMem/MovableOnly
[  376.928348] 342307 pages reserved
[  376.928352] 0 pages cma reserved
[  376.928580] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.934153]  ? timerqueue_add+0x207/0x2b0
[  376.934169]  ? enqueue_hrtimer+0x1a5/0x560
[  376.934185]  ? lock_release+0x970/0x970
[  376.939227] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.942323]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.945321] ksoftirqd/0 cpuset=
[  376.948418]  ? kasan_check_write+0x14/0x20
[  376.952366] / mems_allowed=0
[  377.007151]  ? pvclock_read_flags+0x160/0x160
[  377.011648]  ? lock_downgrade+0x900/0x900
[  377.015799]  ? trace_hardirqs_on+0xbd/0x310
[  377.020120]  ? kvm_sched_clock_read+0x9/0x20
[  377.024523]  ? irq_exit+0x17f/0x1c0
[  377.028152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.033689]  ? check_preemption_disabled+0x48/0x200
[  377.038732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.044276]  run_timer_softirq+0x52/0xb0
[  377.048363]  ? __this_cpu_preempt_check+0x1c/0x1f
[  377.053209]  __do_softirq+0x30b/0xad8
[  377.057411]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  377.062590]  ? pvclock_read_flags+0x160/0x160
[  377.067084]  ? lapic_next_event+0x5a/0x90
[  377.071343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.077112]  ? clockevents_program_event+0x140/0x370
[  377.082215]  ? kvm_clock_read+0x18/0x30
[  377.086188]  ? kvm_sched_clock_read+0x9/0x20
[  377.090723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.096792]  ? check_preemption_disabled+0x48/0x200
[  377.102190]  irq_exit+0x17f/0x1c0
[  377.105649]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.110494]  ? smp_reschedule_interrupt+0x109/0x650
[  377.116077]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.121961]  ? interrupt_entry+0xb5/0xf0
[  377.126022]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.131040]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.136496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.141351]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.146908]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.152040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.158552]  ? check_preemption_disabled+0x48/0x200
[  377.163682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.168796]  apic_timer_interrupt+0xf/0x20
[  377.173181]  </IRQ>
[  377.175419] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  377.181483] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  377.201161] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  377.208979] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  377.217375] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  377.224637] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  377.231905] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  377.239324] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  377.246721]  ? unmap_page_range+0xf56/0x2030
[  377.251333]  ? unmap_page_range+0x15ec/0x2030
[  377.255963]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  377.260461]  ? mark_held_locks+0x130/0x130
[  377.264704]  ? mark_held_locks+0x130/0x130
[  377.268942]  ? mark_held_locks+0x130/0x130
[  377.273177]  ? mark_held_locks+0x130/0x130
[  377.277411]  ? lock_downgrade+0x900/0x900
[  377.281559]  ? lock_downgrade+0x900/0x900
[  377.285708]  ? mark_held_locks+0x130/0x130
[  377.289946]  ? mark_held_locks+0x130/0x130
[  377.294182]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.299293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.304829]  ? uprobe_munmap+0x14c/0x450
[  377.308887]  ? uprobe_mmap+0xd50/0xd50
[  377.312785]  ? is_bpf_text_address+0xac/0x170
[  377.317287]  unmap_single_vma+0x19b/0x310
[  377.321446]  unmap_vmas+0x125/0x200
[  377.325073]  exit_mmap+0x2be/0x590
[  377.328619]  ? __ia32_sys_munmap+0x80/0x80
[  377.332864]  ? __might_sleep+0x95/0x190
[  377.336837]  mmput+0x247/0x610
[  377.340025]  ? lock_downgrade+0x900/0x900
[  377.344170]  ? set_mm_exe_file+0x200/0x200
[  377.348406]  ? kasan_check_read+0x11/0x20
[  377.352571]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.356979]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  377.361560]  ? kasan_check_write+0x14/0x20
[  377.365798]  ? do_raw_spin_lock+0xc1/0x200
[  377.370038]  do_exit+0xe6f/0x2610
[  377.373493]  ? mm_update_next_owner+0x990/0x990
[  377.378159]  ? pick_next_task_fair+0x990/0x16d0
[  377.382840]  ? trace_hardirqs_off+0xb8/0x310
[  377.387254]  ? mark_held_locks+0x130/0x130
[  377.391488]  ? lock_acquire+0x1ed/0x520
[  377.395462]  ? pipe_wait+0x266/0x2c0
[  377.399175]  ? mark_held_locks+0x130/0x130
[  377.403411]  ? arch_local_save_flags+0x40/0x40
[  377.407997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.413550]  ? __mutex_lock+0x85e/0x1700
[  377.417605]  ? __switch_to_asm+0x34/0x70
[  377.421663]  ? __switch_to_asm+0x40/0x70
[  377.426018]  ? __switch_to_asm+0x34/0x70
[  377.430080]  ? pipe_wait+0x266/0x2c0
[  377.433795]  ? __switch_to_asm+0x34/0x70
[  377.437854]  ? __switch_to_asm+0x34/0x70
[  377.442032]  ? mutex_trylock+0x2b0/0x2b0
[  377.446090]  ? __schedule+0x874/0x1ed0
[  377.450000]  ? __sched_text_start+0x8/0x8
[  377.454146]  ? lock_downgrade+0x900/0x900
[  377.458296]  ? memset+0x31/0x40
[  377.461597]  ? __dequeue_signal+0xf9/0x7d0
[  377.465831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.471380]  ? recalc_sigpending_tsk+0x140/0x180
[  377.476136]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.481674]  ? get_signal+0x95b/0x1980
[  377.485563]  ? lock_downgrade+0x900/0x900
[  377.489720]  do_group_exit+0x177/0x440
[  377.493611]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.499075]  ? __ia32_sys_exit+0x50/0x50
[  377.503134]  ? kasan_check_write+0x14/0x20
[  377.507369]  ? do_raw_spin_lock+0xc1/0x200
[  377.511605]  get_signal+0x8b0/0x1980
[  377.515433]  ? ptrace_notify+0x130/0x130
[  377.519513]  ? finish_wait+0x430/0x430
[  377.523411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.528987]  ? pipe_read+0x702/0x940
[  377.532702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.538244]  do_signal+0x9c/0x21e0
[  377.541782]  ? __vfs_read+0x11f/0x9b0
[  377.545584]  ? vfs_copy_file_range+0xb90/0xb90
[  377.550165]  ? setup_sigcontext+0x7d0/0x7d0
[  377.554508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.560052]  exit_to_usermode_loop+0x2e5/0x380
[  377.564645]  ? syscall_slow_exit_work+0x520/0x520
[  377.569486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.575029]  do_syscall_64+0x6be/0x820
[  377.578926]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.584290]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.589217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.594063]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.599096]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.604112]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.608973]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.614159] RIP: 0033:0x410fd0
[  377.617455] Code: Bad RIP value.
[  377.620856] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  377.628563] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  377.635993] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  377.643486] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  377.650746] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  377.658031] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  377.665322] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  377.665374] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.672081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.672085] Call Trace:
[  377.672106]  dump_stack+0x1c4/0x2b4
[  377.672125]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.678653] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.687958]  warn_alloc.cold.119+0xb7/0x1bd
[  377.690517] syz-executor2 cpuset=
[  377.694148]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.699310] syz2
[  377.709792]  ? lock_downgrade+0x900/0x900
[  377.714091]  mems_allowed=0
[  377.717542]  ? trace_hardirqs_off+0xb8/0x310
[  377.735778]  ? trace_hardirqs_off+0xb8/0x310
[  377.740195]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.745056]  ? warn_alloc+0x120/0x120
[  377.748858]  ? warn_alloc+0x120/0x120
[  377.752661]  ? warn_alloc+0x120/0x120
[  377.756461]  ? mark_held_locks+0x130/0x130
[  377.760702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.766241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.771776]  ? should_fail+0x22d/0xd01
[  377.775665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.780765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.786299]  ? should_fail+0x22d/0xd01
[  377.790190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.795296]  ? should_fail+0x22d/0xd01
[  377.799190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.804294]  ? mark_held_locks+0x130/0x130
[  377.808534]  ? mark_held_locks+0x130/0x130
[  377.812768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.818307]  ? trace_hardirqs_off+0xb8/0x310
[  377.822713]  ? kasan_check_read+0x11/0x20
[  377.826861]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.831270]  ? trace_hardirqs_on+0x310/0x310
[  377.835674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.841212]  ? wq_watchdog_touch+0x9c/0xfe
[  377.845447]  ? io_serial_in+0x11/0x90
[  377.849245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.854792]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  377.859921]  __alloc_pages_nodemask+0xa80/0xde0
[  377.864597]  ? should_fail+0x22d/0xd01
[  377.868490]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  377.873525]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.878196]  ? lock_downgrade+0x900/0x900
[  377.882347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.887891]  cache_grow_begin+0x91/0x8c0
[  377.891971]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.896387]  fallback_alloc+0x203/0x2e0
[  377.900366]  ____cache_alloc_node+0x1c7/0x1e0
[  377.904866]  kmem_cache_alloc_node+0xe3/0x730
[  377.909377]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.913619]  __alloc_skb+0x119/0x770
[  377.917338]  ? skb_scrub_packet+0x490/0x490
[  377.921662]  ? lock_downgrade+0x900/0x900
[  377.925816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.931353]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.936804]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.942255]  ? addrconf_rs_timer+0x690/0x690
[  377.946670]  ndisc_alloc_skb+0x144/0x340
[  377.950733]  ndisc_send_rs+0x331/0x6e0
[  377.954629]  addrconf_rs_timer+0x314/0x690
[  377.958860]  ? lock_release+0x970/0x970
[  377.962836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.967082]  call_timer_fn+0x272/0x920
[  377.970968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.975204]  ? process_timeout+0x40/0x40
[  377.979266]  ? kasan_check_read+0x11/0x20
[  377.983416]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.987825]  ? trace_hardirqs_on+0x310/0x310
[  377.992235]  ? __run_timers+0x7da/0xc70
[  377.996208]  ? lock_downgrade+0x900/0x900
[  378.000361]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.005470]  ? trace_hardirqs_on+0xbd/0x310
[  378.009786]  ? kasan_check_read+0x11/0x20
[  378.013939]  ? __run_timers+0x7da/0xc70
[  378.017919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.023376]  ? kasan_check_write+0x14/0x20
[  378.027615]  ? do_raw_spin_lock+0xc1/0x200
[  378.031857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.036095]  __run_timers+0x7e5/0xc70
[  378.039914]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.045289]  ? lock_downgrade+0x900/0x900
[  378.049436]  ? finish_task_switch+0x1b5/0x900
[  378.053945]  ? trace_hardirqs_on+0xbd/0x310
[  378.058264]  ? kasan_check_read+0x11/0x20
[  378.062411]  ? finish_task_switch+0x1f5/0x900
[  378.066919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.072376]  ? compat_start_thread+0x80/0x80
[  378.076783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.082330]  ? pvclock_read_flags+0x160/0x160
[  378.086823]  ? __switch_to_asm+0x34/0x70
[  378.090882]  ? __switch_to_asm+0x34/0x70
[  378.094954]  ? __switch_to_asm+0x40/0x70
[  378.099017]  ? __switch_to_asm+0x40/0x70
[  378.103076]  ? __switch_to_asm+0x34/0x70
[  378.107134]  ? __switch_to_asm+0x40/0x70
[  378.111200]  ? trace_hardirqs_on+0xbd/0x310
[  378.115519]  ? kvm_sched_clock_read+0x9/0x20
[  378.119942]  ? run_ksoftirqd+0x94/0x100
[  378.123938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.129484]  ? check_preemption_disabled+0x48/0x200
[  378.134500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.140044]  run_timer_softirq+0x52/0xb0
[  378.144106]  ? __this_cpu_preempt_check+0x1c/0x1f
[  378.148954]  __do_softirq+0x30b/0xad8
[  378.152763]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  378.157863]  ? trace_hardirqs_off+0xb8/0x310
[  378.162285]  ? schedule+0x108/0x460
[  378.165931]  ? run_ksoftirqd+0x99/0x100
[  378.169919]  ? trace_hardirqs_off+0xb8/0x310
[  378.174337]  ? smpboot_thread_fn+0x68b/0xa00
[  378.178749]  ? trace_hardirqs_on+0x310/0x310
[  378.183165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.188704]  ? check_preemption_disabled+0x48/0x200
[  378.193721]  ? takeover_tasklets+0xa90/0xa90
[  378.198134]  run_ksoftirqd+0x94/0x100
[  378.201941]  smpboot_thread_fn+0x68b/0xa00
[  378.206177]  ? sort_range+0x30/0x30
[  378.209805]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.214917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.220466]  ? __kthread_parkme+0xfb/0x1a0
[  378.224705]  kthread+0x35a/0x420
[  378.228071]  ? sort_range+0x30/0x30
[  378.231695]  ? kthread_bind+0x40/0x40
[  378.235500]  ret_from_fork+0x3a/0x50
[  378.239219] warn_alloc_show_mem: 1 callbacks suppressed
[  378.239231] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  378.239233] Mem-Info:
[  378.239264] active_anon:45632 inactive_anon:123 isolated_anon:0
[  378.239264]  active_file:17 inactive_file:16 isolated_file:0
[  378.239264]  unevictable:0 dirty:0 writeback:0 unstable:0
[  378.239264]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  378.239264]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  378.239264]  free:13774 free_pcp:156 free_cma:0
[  378.244597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.244606] Call Trace:
[  378.251806] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  378.254205]  <IRQ>
[  378.287073] Node 0 
[  378.296436]  dump_stack+0x1c4/0x2b4
[  378.299018] 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
[  378.326490]  ? dump_stack_print_info.cold.2+0x52/0x52
[  378.328614] lowmem_reserve[]:
[  378.330855]  warn_alloc.cold.119+0xb7/0x1bd
[  378.334453]  0
[  378.359955]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.365124]  2819
[  378.368224]  ? lock_downgrade+0x900/0x900
[  378.372520]  6323
[  378.374319]  ? trace_hardirqs_off+0xb8/0x310
[  378.379143]  6323
[  378.381208]  ? trace_hardirqs_off+0xb8/0x310
[  378.387391]  __alloc_pages_slowpath+0x2667/0x2d80
[  378.391780] Node 0 
[  378.393852]  ? warn_alloc+0x120/0x120
[  378.398249] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  378.403066]  ? warn_alloc+0x120/0x120
[  378.405276] lowmem_reserve[]:
[  378.409083]  ? warn_alloc+0x120/0x120
[  378.436014]  0 0
[  378.439822]  ? mark_held_locks+0x130/0x130
[  378.442912]  3503
[  378.446713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.448662]  3503
[  378.452892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.460477]  ? should_fail+0x22d/0xd01
[  378.462516] Node 0 
[  378.468047]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.471950] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  378.474149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.479228] lowmem_reserve[]:
[  378.507507]  ? should_fail+0x22d/0xd01
[  378.513019]  0
[  378.516123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.519983]  0
[  378.521783]  ? should_fail+0x22d/0xd01
[  378.526873]  0
[  378.528684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.532707]  0
[  378.534522]  ? mark_held_locks+0x130/0x130
[  378.539602] Node 0 
[  378.541401]  ? mark_held_locks+0x130/0x130
[  378.545610] DMA: 
[  378.547844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.552056] 1*4kB 
[  378.554117]  ? trace_hardirqs_off+0xb8/0x310
[  378.559628] (U) 
[  378.561776]  ? kasan_check_read+0x11/0x20
[  378.566164] 0*8kB 
[  378.568139]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.572260] 0*16kB 
[  378.574403]  ? trace_hardirqs_on+0x310/0x310
[  378.578791] 1*32kB 
[  378.581027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.585407] (U) 
[  378.587648]  ? wq_watchdog_touch+0x9c/0xfe
[  378.593159] 2*64kB 
[  378.595135]  ? io_serial_in+0x11/0x90
[  378.599348] (U) 
[  378.601580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.605359] 1*128kB 
[  378.607330]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.612844] (U) 
[  378.615171]  __alloc_pages_nodemask+0xa80/0xde0
[  378.620246] 1*256kB 
[  378.622224]  ? should_fail+0x22d/0xd01
[  378.626865] (U) 
[  378.629184]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  378.633051] 0*512kB 
[  378.635040]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.640027] 1*1024kB 
[  378.642347]  ? lock_downgrade+0x900/0x900
[  378.646993] (U) 
[  378.649404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.653528] 1*2048kB 
[  378.655502]  cache_grow_begin+0x91/0x8c0
[  378.661018] (M) 
[  378.663434]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.667464] 3*4096kB 
[  378.669450]  fallback_alloc+0x203/0x2e0
[  378.673832] (M) 
[  378.676238]  ____cache_alloc_node+0x1c7/0x1e0
[  378.680190] = 15908kB
[  378.682164]  kmem_cache_alloc_node+0xe3/0x730
[  378.686635] Node 0 
[  378.689044]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.693516] DMA32: 
[  378.695750]  __alloc_skb+0x119/0x770
[  378.699960] 5*4kB 
[  378.702193]  ? skb_scrub_packet+0x490/0x490
[  378.705882] (UM) 
[  378.708040]  ? lock_downgrade+0x900/0x900
[  378.712343] 1*8kB 
[  378.714403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.718522] (U) 
[  378.720668]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.726175] 2*16kB (M) 
[  378.728162]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.733592] 3*32kB 
[  378.736173]  ? addrconf_rs_timer+0x690/0x690
[  378.741630] (UM) 
[  378.743886]  ndisc_alloc_skb+0x144/0x340
[  378.748287] 5*64kB 
[  378.750358]  ndisc_send_rs+0x331/0x6e0
[  378.754391] (UM) 
[  378.756626]  addrconf_rs_timer+0x314/0x690
[  378.760498] 3*128kB 
[  378.762556]  ? neigh_invalidate+0x550/0x550
[  378.766766] (M) 
[  378.769085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.773387] 3*256kB 
[  378.775368]  call_timer_fn+0x272/0x920
[  378.779580] (M) 
[  378.781911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.785781] 4*512kB 
[  378.787756]  ? process_timeout+0x40/0x40
[  378.791963] (UM) 
[  378.794287]  ? trace_hardirqs_off+0xb8/0x310
[  378.798323] 3*1024kB 
[  378.800381]  ? kasan_check_read+0x11/0x20
[  378.804764] (UM) 
[  378.807173]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.811298] 3*2048kB 
[  378.813355]  ? trace_hardirqs_on+0x310/0x310
[  378.817740] (M) 
[  378.820151]  ? __run_timers+0x7da/0xc70
[  378.824535] 3*4096kB 
[  378.826505]  ? lock_downgrade+0x900/0x900
[  378.830455] (M) 
[  378.832864]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.836988] = 25180kB
[  378.838958]  ? trace_hardirqs_on+0xbd/0x310
[  378.844040] Node 0 
[  378.846450]  ? kasan_check_read+0x11/0x20
[  378.850747] Normal: 
[  378.852979]  ? __run_timers+0x7da/0xc70
[  378.857103] 694*4kB 
[  378.859433]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.863374] (UMEH) 
[  378.865699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.871127] 370*8kB 
[  378.873359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.878868] (UMEH) 
[  378.881187]  __run_timers+0x7e5/0xc70
[  378.885397] 193*16kB 
[  378.887639]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.891413] (UMEH) 
[  378.893824]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.899163] 79*32kB 
[  378.901395]  ? timerqueue_add+0x207/0x2b0
[  378.906383] (UMEH) 
[  378.908703]  ? enqueue_hrtimer+0x1a5/0x560
[  378.912827] 32*64kB 
[  378.915058]  ? lock_release+0x970/0x970
[  378.919270] (UM) 
[  378.921589]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.925543] 5*128kB 
[  378.927599]  ? kasan_check_write+0x14/0x20
[  378.932768] (UM) 
[  378.935089]  ? pvclock_read_flags+0x160/0x160
[  378.939302] 0*256kB 
[  378.941357]  ? lock_downgrade+0x900/0x900
[  378.945828] 0*512kB 
[  378.948145]  ? trace_hardirqs_on+0xbd/0x310
[  378.952272] 0*1024kB 
[  378.954593]  ? kvm_sched_clock_read+0x9/0x20
[  378.958889] 0*2048kB 
[  378.961304]  ? irq_exit+0x17f/0x1c0
[  378.965687] 0*4096kB 
[  378.968093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.971695] = 14040kB
[  378.974104]  ? check_preemption_disabled+0x48/0x200
[  378.979628] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.982027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.987024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.995849]  run_timer_softirq+0x52/0xb0
[  379.001366] 163 total pagecache pages
[  379.009945]  ? __this_cpu_preempt_check+0x1c/0x1f
[  379.013984] 0 pages in swap cache
[  379.017780]  __do_softirq+0x30b/0xad8
[  379.022603] Swap cache stats: add 0, delete 0, find 0/0
[  379.026052]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  379.029826] Free swap  = 0kB
[  379.035182]  ? pvclock_read_flags+0x160/0x160
[  379.040262] Total swap = 0kB
[  379.043277]  ? lapic_next_event+0x5a/0x90
[  379.047754] 1965979 pages RAM
[  379.050770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.054910] 0 pages HighMem/MovableOnly
[  379.058043]  ? clockevents_program_event+0x140/0x370
[  379.063551] 342307 pages reserved
[  379.067514]  ? kvm_clock_read+0x18/0x30
[  379.072594] 0 pages cma reserved
[  379.076044]  ? kvm_sched_clock_read+0x9/0x20
[  379.080043] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.083347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.083363]  ? check_preemption_disabled+0x48/0x200
[  379.083383]  irq_exit+0x17f/0x1c0
[  379.087829] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.094277]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.099792] ksoftirqd/0 cpuset=
[  379.104805]  ? smp_reschedule_interrupt+0x109/0x650
[  379.108322] /
[  379.118626]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.123444]  mems_allowed=0
[  379.126717]  ? interrupt_entry+0xb5/0xf0
[  379.146241]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.151256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.156273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.161117]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.166132]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.171150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.176689]  ? check_preemption_disabled+0x48/0x200
[  379.181733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.186575]  apic_timer_interrupt+0xf/0x20
[  379.190797]  </IRQ>
[  379.193034] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  379.199090] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  379.217984] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  379.225691] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  379.232952] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  379.240213] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  379.247475] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  379.254742] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  379.262027]  ? unmap_page_range+0xf56/0x2030
[  379.266459]  ? unmap_page_range+0x15ec/0x2030
[  379.270985]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  379.275487]  ? mark_held_locks+0x130/0x130
[  379.279726]  ? mark_held_locks+0x130/0x130
[  379.283971]  ? mark_held_locks+0x130/0x130
[  379.288205]  ? mark_held_locks+0x130/0x130
[  379.292453]  ? lock_downgrade+0x900/0x900
[  379.296596]  ? lock_downgrade+0x900/0x900
[  379.300747]  ? mark_held_locks+0x130/0x130
[  379.304980]  ? mark_held_locks+0x130/0x130
[  379.309211]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  379.314240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.319772]  ? uprobe_munmap+0x14c/0x450
[  379.323834]  ? uprobe_mmap+0xd50/0xd50
[  379.327723]  ? is_bpf_text_address+0xac/0x170
[  379.332223]  unmap_single_vma+0x19b/0x310
[  379.336373]  unmap_vmas+0x125/0x200
[  379.340003]  exit_mmap+0x2be/0x590
[  379.343562]  ? __ia32_sys_munmap+0x80/0x80
[  379.347803]  ? __might_sleep+0x95/0x190
[  379.351773]  mmput+0x247/0x610
[  379.354966]  ? lock_downgrade+0x900/0x900
[  379.359113]  ? set_mm_exe_file+0x200/0x200
[  379.363343]  ? kasan_check_read+0x11/0x20
[  379.367492]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.371930]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  379.376525]  ? kasan_check_write+0x14/0x20
[  379.380759]  ? do_raw_spin_lock+0xc1/0x200
[  379.384997]  do_exit+0xe6f/0x2610
[  379.388454]  ? mm_update_next_owner+0x990/0x990
[  379.393129]  ? pick_next_task_fair+0x990/0x16d0
[  379.397809]  ? trace_hardirqs_off+0xb8/0x310
[  379.402221]  ? mark_held_locks+0x130/0x130
[  379.406462]  ? lock_acquire+0x1ed/0x520
[  379.410442]  ? pipe_wait+0x266/0x2c0
[  379.414159]  ? mark_held_locks+0x130/0x130
[  379.418394]  ? arch_local_save_flags+0x40/0x40
[  379.422976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.428917]  ? __mutex_lock+0x85e/0x1700
[  379.433034]  ? __switch_to_asm+0x34/0x70
[  379.437091]  ? __switch_to_asm+0x40/0x70
[  379.441167]  ? __switch_to_asm+0x34/0x70
[  379.445223]  ? pipe_wait+0x266/0x2c0
[  379.448933]  ? __switch_to_asm+0x34/0x70
[  379.453004]  ? __switch_to_asm+0x34/0x70
[  379.457066]  ? mutex_trylock+0x2b0/0x2b0
[  379.461127]  ? __schedule+0x874/0x1ed0
[  379.465025]  ? __sched_text_start+0x8/0x8
[  379.469174]  ? lock_downgrade+0x900/0x900
[  379.473335]  ? memset+0x31/0x40
[  379.476613]  ? __dequeue_signal+0xf9/0x7d0
[  379.480862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.486401]  ? recalc_sigpending_tsk+0x140/0x180
[  379.491163]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  379.496720]  ? get_signal+0x95b/0x1980
[  379.500631]  ? lock_downgrade+0x900/0x900
[  379.504784]  do_group_exit+0x177/0x440
[  379.508675]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.514126]  ? __ia32_sys_exit+0x50/0x50
[  379.518181]  ? kasan_check_write+0x14/0x20
[  379.522417]  ? do_raw_spin_lock+0xc1/0x200
[  379.526661]  get_signal+0x8b0/0x1980
[  379.530377]  ? ptrace_notify+0x130/0x130
[  379.534487]  ? finish_wait+0x430/0x430
[  379.538377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.543918]  ? pipe_read+0x702/0x940
[  379.547634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.553180]  do_signal+0x9c/0x21e0
[  379.556713]  ? __vfs_read+0x11f/0x9b0
[  379.560522]  ? vfs_copy_file_range+0xb90/0xb90
[  379.565101]  ? setup_sigcontext+0x7d0/0x7d0
[  379.569455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.574996]  exit_to_usermode_loop+0x2e5/0x380
[  379.579575]  ? syscall_slow_exit_work+0x520/0x520
[  379.584413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.589956]  do_syscall_64+0x6be/0x820
[  379.593841]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  379.599206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.604136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.608981]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.614007]  ? prepare_exit_to_usermode+0x291/0x3b0
[  379.619023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.623871]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.629068] RIP: 0033:0x410fd0
[  379.632265] Code: Bad RIP value.
[  379.635623] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  379.643326] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  379.650591] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  379.657866] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  379.665139] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  379.672412] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  379.679706] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  379.679757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.686459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.686463] Call Trace:
[  379.686481]  dump_stack+0x1c4/0x2b4
[  379.686499]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.693049] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.702341]  warn_alloc.cold.119+0xb7/0x1bd
[  379.704908] syz-executor2 cpuset=
[  379.708532]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.713692] syz2
[  379.724176]  ? lock_downgrade+0x900/0x900
[  379.728475]  mems_allowed=0
[  379.731938]  ? trace_hardirqs_off+0xb8/0x310
[  379.750151]  ? trace_hardirqs_off+0xb8/0x310
[  379.754564]  __alloc_pages_slowpath+0x2667/0x2d80
[  379.759424]  ? warn_alloc+0x120/0x120
[  379.763227]  ? warn_alloc+0x120/0x120
[  379.767042]  ? warn_alloc+0x120/0x120
[  379.770856]  ? mark_held_locks+0x130/0x130
[  379.775092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.780624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.786160]  ? should_fail+0x22d/0xd01
[  379.790053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.795151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.800684]  ? should_fail+0x22d/0xd01
[  379.804571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.809682]  ? should_fail+0x22d/0xd01
[  379.813567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.818668]  ? mark_held_locks+0x130/0x130
[  379.822911]  ? mark_held_locks+0x130/0x130
[  379.827153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.832691]  ? trace_hardirqs_off+0xb8/0x310
[  379.837098]  ? kasan_check_read+0x11/0x20
[  379.841247]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.845658]  ? trace_hardirqs_on+0x310/0x310
[  379.850067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.855600]  ? wq_watchdog_touch+0x9c/0xfe
[  379.859831]  ? io_serial_in+0x11/0x90
[  379.863669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.869213]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.874325]  __alloc_pages_nodemask+0xa80/0xde0
[  379.878994]  ? should_fail+0x22d/0xd01
[  379.882882]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.887937]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.892613]  ? lock_downgrade+0x900/0x900
[  379.896779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.902322]  cache_grow_begin+0x91/0x8c0
[  379.906406]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.910817]  fallback_alloc+0x203/0x2e0
[  379.914791]  ____cache_alloc_node+0x1c7/0x1e0
[  379.919289]  kmem_cache_alloc_node+0xe3/0x730
[  379.923794]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.928045]  __alloc_skb+0x119/0x770
[  379.931762]  ? skb_scrub_packet+0x490/0x490
[  379.936103]  ? lock_downgrade+0x900/0x900
[  379.940257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.945793]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.951246]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.956705]  ? addrconf_rs_timer+0x690/0x690
[  379.961130]  ndisc_alloc_skb+0x144/0x340
[  379.965191]  ndisc_send_rs+0x331/0x6e0
[  379.969080]  addrconf_rs_timer+0x314/0x690
[  379.973310]  ? lock_release+0x970/0x970
[  379.977284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.981527]  call_timer_fn+0x272/0x920
[  379.985436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.989674]  ? process_timeout+0x40/0x40
[  379.993727]  ? kasan_check_read+0x11/0x20
[  379.997870]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.002281]  ? trace_hardirqs_on+0x310/0x310
[  380.006689]  ? __run_timers+0x7da/0xc70
[  380.010667]  ? lock_downgrade+0x900/0x900
[  380.014810]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.019917]  ? trace_hardirqs_on+0xbd/0x310
[  380.024240]  ? kasan_check_read+0x11/0x20
[  380.028383]  ? __run_timers+0x7da/0xc70
[  380.032356]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.037813]  ? kasan_check_write+0x14/0x20
[  380.042053]  ? do_raw_spin_lock+0xc1/0x200
[  380.046298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.050529]  __run_timers+0x7e5/0xc70
[  380.054335]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  380.059692]  ? lock_downgrade+0x900/0x900
[  380.063835]  ? finish_task_switch+0x1b5/0x900
[  380.068371]  ? trace_hardirqs_on+0xbd/0x310
[  380.072701]  ? kasan_check_read+0x11/0x20
[  380.076846]  ? finish_task_switch+0x1f5/0x900
[  380.081354]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.086825]  ? compat_start_thread+0x80/0x80
[  380.091236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.096805]  ? pvclock_read_flags+0x160/0x160
[  380.101297]  ? __switch_to_asm+0x34/0x70
[  380.105365]  ? __switch_to_asm+0x34/0x70
[  380.109421]  ? __switch_to_asm+0x40/0x70
[  380.113475]  ? __switch_to_asm+0x40/0x70
[  380.117528]  ? __switch_to_asm+0x34/0x70
[  380.121581]  ? __switch_to_asm+0x40/0x70
[  380.125668]  ? trace_hardirqs_on+0xbd/0x310
[  380.129999]  ? kvm_sched_clock_read+0x9/0x20
[  380.134415]  ? run_ksoftirqd+0x94/0x100
[  380.138393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.143942]  ? check_preemption_disabled+0x48/0x200
[  380.148965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.154503]  run_timer_softirq+0x52/0xb0
[  380.158564]  ? __this_cpu_preempt_check+0x1c/0x1f
[  380.163402]  __do_softirq+0x30b/0xad8
[  380.167204]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  380.172310]  ? trace_hardirqs_off+0xb8/0x310
[  380.176721]  ? schedule+0x108/0x460
[  380.180350]  ? run_ksoftirqd+0x99/0x100
[  380.184321]  ? trace_hardirqs_off+0xb8/0x310
[  380.188725]  ? smpboot_thread_fn+0x68b/0xa00
[  380.193128]  ? trace_hardirqs_on+0x310/0x310
[  380.197537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.203071]  ? check_preemption_disabled+0x48/0x200
[  380.208084]  ? takeover_tasklets+0xa90/0xa90
[  380.212490]  run_ksoftirqd+0x94/0x100
[  380.216286]  smpboot_thread_fn+0x68b/0xa00
[  380.220522]  ? sort_range+0x30/0x30
[  380.224149]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.229253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.234785]  ? __kthread_parkme+0xfb/0x1a0
[  380.239018]  kthread+0x35a/0x420
[  380.242380]  ? sort_range+0x30/0x30
[  380.246004]  ? kthread_bind+0x40/0x40
[  380.249802]  ret_from_fork+0x3a/0x50
[  380.253530] warn_alloc_show_mem: 1 callbacks suppressed
[  380.253542] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  380.253544] Mem-Info:
[  380.253573] active_anon:45632 inactive_anon:123 isolated_anon:0
[  380.253573]  active_file:17 inactive_file:16 isolated_file:0
[  380.253573]  unevictable:0 dirty:0 writeback:0 unstable:0
[  380.253573]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  380.253573]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  380.253573]  free:13774 free_pcp:156 free_cma:0
[  380.258909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.258917] Call Trace:
[  380.266125] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  380.268538]  <IRQ>
[  380.301400] Node 0 
[  380.310752]  dump_stack+0x1c4/0x2b4
[  380.313334] 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
[  380.340916]  ? dump_stack_print_info.cold.2+0x52/0x52
[  380.340937]  warn_alloc.cold.119+0xb7/0x1bd
[  380.343080] lowmem_reserve[]:
[  380.345312]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.348919]  0
[  380.374433]  ? lock_downgrade+0x900/0x900
[  380.379605]  2819
[  380.383920]  ? trace_hardirqs_off+0xb8/0x310
[  380.387004]  6323
[  380.391836]  ? trace_hardirqs_off+0xb8/0x310
[  380.393614]  6323
[  380.397754]  __alloc_pages_slowpath+0x2667/0x2d80
[  380.404199]  ? warn_alloc+0x120/0x120
[  380.406227] Node 0 
[  380.410628]  ? trace_hardirqs_on+0x310/0x310
[  380.412689] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  380.417494]  ? warn_alloc+0x120/0x120
[  380.421267] lowmem_reserve[]:
[  380.423498]  ? warn_alloc+0x120/0x120
[  380.427890]  0
[  380.454430]  ? ktime_get+0x2e1/0x440
[  380.458200]  0
[  380.461311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.465100]  3503
[  380.466899]  ? check_preemption_disabled+0x48/0x200
[  380.470592]  3503
[  380.472385]  ? kasan_check_read+0x11/0x20
[  380.479955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.484948] Node 0 
[  380.487006]  ? should_fail+0x22d/0xd01
[  380.491154] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  380.496661]  ? rcu_bh_qs+0xc0/0xc0
[  380.498870] lowmem_reserve[]:
[  380.502750]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.531127]  0 0 0 0
[  380.531138] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  380.531197] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 3*32kB (UM) 5*64kB (UM) 3*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25180kB
[  380.531246] Node 0 Normal: 694*4kB (UMEH) 370*8kB (UMEH) 193*16kB (UMEH) 79*32kB (UMEH) 32*64kB (UM) 5*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14040kB
[  380.531292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.531298] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.531300] 163 total pagecache pages
[  380.531304] 0 pages in swap cache
[  380.531308] Swap cache stats: add 0, delete 0, find 0/0
[  380.531310] Free swap  = 0kB
[  380.531313] Total swap = 0kB
[  380.531316] 1965979 pages RAM
[  380.531318] 0 pages HighMem/MovableOnly
[  380.531320] 342307 pages reserved
[  380.531322] 0 pages cma reserved
[  380.531365] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.531428] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.531433] ksoftirqd/0 cpuset=/ mems_allowed=0
[  380.660323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.665864]  ? should_fail+0x22d/0xd01
[  380.669751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.674847]  ? should_fail+0x22d/0xd01
[  380.678729]  ? rcu_idle_enter+0x4b0/0x4b0
[  380.682875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.687981]  ? mark_held_locks+0x130/0x130
[  380.692213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.697748]  ? mark_held_locks+0x130/0x130
[  380.701981]  ? rcu_irq_exit+0xce/0x100
[  380.705876]  ? irq_exit+0xbd/0x1c0
[  380.709412]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.714431]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.718835]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.724716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.730250]  ? ret_from_intr+0xb/0x1e
[  380.734056]  ? retint_kernel+0x2d/0x2d
[  380.737954]  ? trace_hardirqs_on_caller+0xc0/0x310
[  380.742886]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.747638]  ? trace_hardirqs_off+0x310/0x310
[  380.752128]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.757243]  __alloc_pages_nodemask+0xa80/0xde0
[  380.761913]  ? should_fail+0x22d/0xd01
[  380.765808]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  380.770841]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.775518]  ? lock_downgrade+0x900/0x900
[  380.779669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.785206]  cache_grow_begin+0x91/0x8c0
[  380.789264]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.793675]  fallback_alloc+0x203/0x2e0
[  380.797650]  ____cache_alloc_node+0x1c7/0x1e0
[  380.802174]  kmem_cache_alloc_node+0xe3/0x730
[  380.806666]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.810902]  __alloc_skb+0x119/0x770
[  380.814617]  ? skb_scrub_packet+0x490/0x490
[  380.818937]  ? lock_downgrade+0x900/0x900
[  380.823085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.828622]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.834100]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.839546]  ? addrconf_rs_timer+0x690/0x690
[  380.843958]  ndisc_alloc_skb+0x144/0x340
[  380.848020]  ndisc_send_rs+0x331/0x6e0
[  380.851911]  addrconf_rs_timer+0x314/0x690
[  380.856144]  ? neigh_invalidate+0x550/0x550
[  380.860477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.864728]  call_timer_fn+0x272/0x920
[  380.868619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.872854]  ? process_timeout+0x40/0x40
[  380.876913]  ? trace_hardirqs_off+0xb8/0x310
[  380.881318]  ? kasan_check_read+0x11/0x20
[  380.885463]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.889868]  ? trace_hardirqs_on+0x310/0x310
[  380.894278]  ? __run_timers+0x7da/0xc70
[  380.898249]  ? lock_downgrade+0x900/0x900
[  380.902395]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.907499]  ? trace_hardirqs_on+0xbd/0x310
[  380.911816]  ? kasan_check_read+0x11/0x20
[  380.915960]  ? __run_timers+0x7da/0xc70
[  380.919936]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.925386]  ? kasan_check_write+0x14/0x20
[  380.929625]  ? do_raw_spin_lock+0xc1/0x200
[  380.933856]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.938086]  __run_timers+0x7e5/0xc70
[  380.941894]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  380.947257]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.952275]  ? timerqueue_add+0x207/0x2b0
[  380.956431]  ? enqueue_hrtimer+0x1a5/0x560
[  380.960659]  ? lock_release+0x970/0x970
[  380.964629]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.969816]  ? kasan_check_write+0x14/0x20
[  380.974053]  ? pvclock_read_flags+0x160/0x160
[  380.978542]  ? lock_downgrade+0x900/0x900
[  380.982695]  ? trace_hardirqs_on+0xbd/0x310
[  380.987011]  ? kvm_sched_clock_read+0x9/0x20
[  380.991459]  ? irq_exit+0x17f/0x1c0
[  380.995082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.000640]  ? check_preemption_disabled+0x48/0x200
[  381.005649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.011226]  run_timer_softirq+0x52/0xb0
[  381.015283]  ? __this_cpu_preempt_check+0x1c/0x1f
[  381.020122]  __do_softirq+0x30b/0xad8
[  381.023927]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.029031]  ? pvclock_read_flags+0x160/0x160
[  381.033519]  ? lapic_next_event+0x5a/0x90
[  381.037662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.043206]  ? clockevents_program_event+0x140/0x370
[  381.048311]  ? kvm_clock_read+0x18/0x30
[  381.052282]  ? kvm_sched_clock_read+0x9/0x20
[  381.056696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.062244]  ? check_preemption_disabled+0x48/0x200
[  381.067292]  irq_exit+0x17f/0x1c0
[  381.070755]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.075604]  ? smp_reschedule_interrupt+0x109/0x650
[  381.080616]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.086513]  ? interrupt_entry+0xb5/0xf0
[  381.090572]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.095582]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.100593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.105447]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.110460]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.115473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.121012]  ? check_preemption_disabled+0x48/0x200
[  381.126033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.130874]  apic_timer_interrupt+0xf/0x20
[  381.135096]  </IRQ>
[  381.137336] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  381.143391] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  381.162313] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  381.170030] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  381.177295] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  381.184562] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  381.191829] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  381.199090] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  381.206374]  ? unmap_page_range+0xf56/0x2030
[  381.210783]  ? unmap_page_range+0x15ec/0x2030
[  381.215288]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  381.219784]  ? mark_held_locks+0x130/0x130
[  381.224025]  ? mark_held_locks+0x130/0x130
[  381.228261]  ? mark_held_locks+0x130/0x130
[  381.232501]  ? mark_held_locks+0x130/0x130
[  381.236731]  ? lock_downgrade+0x900/0x900
[  381.240873]  ? lock_downgrade+0x900/0x900
[  381.245027]  ? mark_held_locks+0x130/0x130
[  381.249271]  ? mark_held_locks+0x130/0x130
[  381.253503]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  381.258515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.264046]  ? uprobe_munmap+0x14c/0x450
[  381.268110]  ? uprobe_mmap+0xd50/0xd50
[  381.271994]  ? is_bpf_text_address+0xac/0x170
[  381.276494]  unmap_single_vma+0x19b/0x310
[  381.280645]  unmap_vmas+0x125/0x200
[  381.284278]  exit_mmap+0x2be/0x590
[  381.287846]  ? __ia32_sys_munmap+0x80/0x80
[  381.292087]  ? __might_sleep+0x95/0x190
[  381.296058]  mmput+0x247/0x610
[  381.299247]  ? lock_downgrade+0x900/0x900
[  381.303389]  ? set_mm_exe_file+0x200/0x200
[  381.307620]  ? kasan_check_read+0x11/0x20
[  381.311768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.316180]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  381.320757]  ? kasan_check_write+0x14/0x20
[  381.324988]  ? do_raw_spin_lock+0xc1/0x200
[  381.329222]  do_exit+0xe6f/0x2610
[  381.332680]  ? mm_update_next_owner+0x990/0x990
[  381.337347]  ? pick_next_task_fair+0x990/0x16d0
[  381.342116]  ? trace_hardirqs_off+0xb8/0x310
[  381.346523]  ? mark_held_locks+0x130/0x130
[  381.350756]  ? lock_acquire+0x1ed/0x520
[  381.354729]  ? pipe_wait+0x266/0x2c0
[  381.358449]  ? mark_held_locks+0x130/0x130
[  381.362684]  ? arch_local_save_flags+0x40/0x40
[  381.367267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.372813]  ? __mutex_lock+0x85e/0x1700
[  381.376868]  ? __switch_to_asm+0x34/0x70
[  381.380925]  ? __switch_to_asm+0x40/0x70
[  381.384986]  ? __switch_to_asm+0x34/0x70
[  381.389051]  ? pipe_wait+0x266/0x2c0
[  381.392764]  ? __switch_to_asm+0x34/0x70
[  381.396823]  ? __switch_to_asm+0x34/0x70
[  381.400886]  ? mutex_trylock+0x2b0/0x2b0
[  381.404950]  ? __schedule+0x874/0x1ed0
[  381.408846]  ? __sched_text_start+0x8/0x8
[  381.413005]  ? lock_downgrade+0x900/0x900
[  381.417149]  ? memset+0x31/0x40
[  381.420437]  ? __dequeue_signal+0xf9/0x7d0
[  381.425020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.430560]  ? recalc_sigpending_tsk+0x140/0x180
[  381.435313]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  381.440850]  ? get_signal+0x95b/0x1980
[  381.444739]  ? lock_downgrade+0x900/0x900
[  381.448890]  do_group_exit+0x177/0x440
[  381.452785]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.458237]  ? __ia32_sys_exit+0x50/0x50
[  381.462293]  ? kasan_check_write+0x14/0x20
[  381.466526]  ? do_raw_spin_lock+0xc1/0x200
[  381.470762]  get_signal+0x8b0/0x1980
[  381.474491]  ? ptrace_notify+0x130/0x130
[  381.478552]  ? finish_wait+0x430/0x430
[  381.482445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.487979]  ? pipe_read+0x702/0x940
[  381.491688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.497227]  do_signal+0x9c/0x21e0
[  381.500783]  ? __vfs_read+0x11f/0x9b0
[  381.504587]  ? vfs_copy_file_range+0xb90/0xb90
[  381.509165]  ? setup_sigcontext+0x7d0/0x7d0
[  381.513506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.519053]  exit_to_usermode_loop+0x2e5/0x380
[  381.523634]  ? syscall_slow_exit_work+0x520/0x520
[  381.528465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.533997]  do_syscall_64+0x6be/0x820
[  381.537892]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  381.543255]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.548182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.553023]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.558043]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.563083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.567944]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  381.573143] RIP: 0033:0x410fd0
[  381.576331] Code: Bad RIP value.
[  381.579690] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  381.587398] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  381.594692] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  381.601958] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  381.609218] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  381.616494] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  381.623799] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  381.623850] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.630564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.637118] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.646383] Call Trace:
[  381.656867] syz-executor2 cpuset=
[  381.659450]  dump_stack+0x1c4/0x2b4
[  381.659452] syz2 mems_allowed=0
[  381.662918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.674967]  warn_alloc.cold.119+0xb7/0x1bd
[  381.679286]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.684131]  ? lock_downgrade+0x900/0x900
[  381.688296]  ? trace_hardirqs_off+0xb8/0x310
[  381.692720]  ? trace_hardirqs_off+0xb8/0x310
[  381.697130]  __alloc_pages_slowpath+0x2667/0x2d80
[  381.701983]  ? warn_alloc+0x120/0x120
[  381.705792]  ? warn_alloc+0x120/0x120
[  381.709595]  ? warn_alloc+0x120/0x120
[  381.713395]  ? mark_held_locks+0x130/0x130
[  381.717640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.723174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.728708]  ? should_fail+0x22d/0xd01
[  381.732610]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.737726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.743262]  ? should_fail+0x22d/0xd01
[  381.747153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.752251]  ? should_fail+0x22d/0xd01
[  381.756138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.761250]  ? mark_held_locks+0x130/0x130
[  381.765482]  ? mark_held_locks+0x130/0x130
[  381.769712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.775250]  ? try_to_wake_up+0x10a/0x12f0
[  381.779482]  ? lock_downgrade+0x900/0x900
[  381.783633]  ? trace_hardirqs_off+0xb8/0x310
[  381.788037]  ? kasan_check_read+0x11/0x20
[  381.792182]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.796586]  ? trace_hardirqs_on+0x310/0x310
[  381.800993]  ? kasan_check_write+0x14/0x20
[  381.805256]  __alloc_pages_nodemask+0xa80/0xde0
[  381.809937]  ? should_fail+0x22d/0xd01
[  381.813837]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.818866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.823541]  ? lock_downgrade+0x900/0x900
[  381.827694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.833247]  cache_grow_begin+0x91/0x8c0
[  381.837307]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.841742]  fallback_alloc+0x203/0x2e0
[  381.845728]  ____cache_alloc_node+0x1c7/0x1e0
[  381.850224]  kmem_cache_alloc_node+0xe3/0x730
[  381.854717]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.858962]  __alloc_skb+0x119/0x770
[  381.862674]  ? skb_scrub_packet+0x490/0x490
[  381.866992]  ? lock_downgrade+0x900/0x900
[  381.871139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.876669]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.882126]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.887576]  ? addrconf_rs_timer+0x690/0x690
[  381.891992]  ndisc_alloc_skb+0x144/0x340
[  381.896163]  ndisc_send_rs+0x331/0x6e0
[  381.900050]  addrconf_rs_timer+0x314/0x690
[  381.904292]  ? lock_release+0x970/0x970
[  381.908264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.912600]  call_timer_fn+0x272/0x920
[  381.916483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.920718]  ? process_timeout+0x40/0x40
[  381.924773]  ? kasan_check_read+0x11/0x20
[  381.928941]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.933369]  ? trace_hardirqs_on+0x310/0x310
[  381.937776]  ? __run_timers+0x7da/0xc70
[  381.941743]  ? lock_downgrade+0x900/0x900
[  381.945887]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.950995]  ? trace_hardirqs_on+0xbd/0x310
[  381.955324]  ? kasan_check_read+0x11/0x20
[  381.959493]  ? __run_timers+0x7da/0xc70
[  381.963462]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.968917]  ? kasan_check_write+0x14/0x20
[  381.973158]  ? do_raw_spin_lock+0xc1/0x200
[  381.977395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.981627]  __run_timers+0x7e5/0xc70
[  381.985433]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.990792]  ? lock_downgrade+0x900/0x900
[  381.994943]  ? finish_task_switch+0x1b5/0x900
[  381.999440]  ? trace_hardirqs_on+0xbd/0x310
[  382.003752]  ? kasan_check_read+0x11/0x20
[  382.007894]  ? finish_task_switch+0x1f5/0x900
[  382.012413]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.017885]  ? compat_start_thread+0x80/0x80
[  382.022309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.027851]  ? pvclock_read_flags+0x160/0x160
[  382.032340]  ? __switch_to_asm+0x34/0x70
[  382.036397]  ? __switch_to_asm+0x34/0x70
[  382.040451]  ? __switch_to_asm+0x40/0x70
[  382.044505]  ? __switch_to_asm+0x40/0x70
[  382.048560]  ? __switch_to_asm+0x34/0x70
[  382.052615]  ? __switch_to_asm+0x40/0x70
[  382.056673]  ? trace_hardirqs_on+0xbd/0x310
[  382.061002]  ? kvm_sched_clock_read+0x9/0x20
[  382.065410]  ? run_ksoftirqd+0x94/0x100
[  382.069379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.074920]  ? check_preemption_disabled+0x48/0x200
[  382.079956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.085496]  run_timer_softirq+0x52/0xb0
[  382.089553]  ? __this_cpu_preempt_check+0x1c/0x1f
[  382.094398]  __do_softirq+0x30b/0xad8
[  382.098201]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  382.103298]  ? trace_hardirqs_off+0xb8/0x310
[  382.107712]  ? schedule+0x108/0x460
[  382.111354]  ? run_ksoftirqd+0x99/0x100
[  382.115331]  ? trace_hardirqs_off+0xb8/0x310
[  382.119736]  ? smpboot_thread_fn+0x68b/0xa00
[  382.124142]  ? trace_hardirqs_on+0x310/0x310
[  382.128551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.134088]  ? check_preemption_disabled+0x48/0x200
[  382.139101]  ? takeover_tasklets+0xa90/0xa90
[  382.143511]  run_ksoftirqd+0x94/0x100
[  382.147309]  smpboot_thread_fn+0x68b/0xa00
[  382.151542]  ? sort_range+0x30/0x30
[  382.155164]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.160263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.165797]  ? __kthread_parkme+0xfb/0x1a0
[  382.170034]  kthread+0x35a/0x420
[  382.173403]  ? sort_range+0x30/0x30
[  382.177022]  ? kthread_bind+0x40/0x40
[  382.180820]  ret_from_fork+0x3a/0x50
[  382.184532] warn_alloc_show_mem: 1 callbacks suppressed
[  382.184544] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  382.184546] Mem-Info:
[  382.184575] active_anon:45632 inactive_anon:123 isolated_anon:0
[  382.184575]  active_file:17 inactive_file:16 isolated_file:0
[  382.184575]  unevictable:0 dirty:0 writeback:0 unstable:0
[  382.184575]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  382.184575]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  382.184575]  free:13774 free_pcp:156 free_cma:0
[  382.189909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.189917] Call Trace:
[  382.197131] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  382.199528]  <IRQ>
[  382.232390] Node 0 
[  382.241741]  dump_stack+0x1c4/0x2b4
[  382.244323] 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
[  382.271802]  ? dump_stack_print_info.cold.2+0x52/0x52
[  382.273950] lowmem_reserve[]:
[  382.276186]  warn_alloc.cold.119+0xb7/0x1bd
[  382.279795]  0
[  382.305304]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.310466]  2819
[  382.313574]  ? lock_downgrade+0x900/0x900
[  382.317864]  6323
[  382.319687]  ? trace_hardirqs_off+0xb8/0x310
[  382.324500]  6323
[  382.326557]  ? trace_hardirqs_off+0xb8/0x310
[  382.332749]  __alloc_pages_slowpath+0x2667/0x2d80
[  382.337129] Node 0 
[  382.339200]  ? warn_alloc+0x120/0x120
[  382.343606] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  382.348415]  ? trace_hardirqs_on+0x310/0x310
[  382.350630] lowmem_reserve[]:
[  382.354440]  ? warn_alloc+0x120/0x120
[  382.380958]  0
[  382.385361]  ? warn_alloc+0x120/0x120
[  382.388443]  0
[  382.392235]  ? ktime_get+0x2e1/0x440
[  382.394015]  3503
[  382.397808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.399583]  3503
[  382.403295]  ? check_preemption_disabled+0x48/0x200
[  382.410859]  ? kasan_check_read+0x11/0x20
[  382.412907] Node 0 
[  382.417920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.422070] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  382.424279]  ? should_fail+0x22d/0xd01
[  382.429800] lowmem_reserve[]:
[  382.458076]  ? rcu_bh_qs+0xc0/0xc0
[  382.461971]  0
[  382.465085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.468638]  0
[  382.470441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.475508]  0
[  382.477301]  ? should_fail+0x22d/0xd01
[  382.482807]  0
[  382.484605]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.488472] Node 0 
[  382.490269]  ? should_fail+0x22d/0xd01
[  382.495344] DMA: 
[  382.497576]  ? rcu_idle_enter+0x4b0/0x4b0
[  382.501432] 1*4kB (U) 
[  382.503501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.507626] 0*8kB 
[  382.510119]  ? mark_held_locks+0x130/0x130
[  382.515209] 0*16kB 
[  382.517380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.521592] 1*32kB 
[  382.523831]  ? mark_held_locks+0x130/0x130
[  382.529343] (U) 
[  382.532105]  ? rcu_irq_exit+0xce/0x100
[  382.536318] 2*64kB 
[  382.538296]  ? irq_exit+0xbd/0x1c0
[  382.542159] (U) 
[  382.544391]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.547907] 1*128kB 
[  382.549881]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.554873] (U) 
[  382.557191]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.561570] 1*256kB 
[  382.563541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.569398] (U) 
[  382.571718]  ? ret_from_intr+0xb/0x1e
[  382.577225] 0*512kB 
[  382.579207]  ? retint_kernel+0x2d/0x2d
[  382.582984] 1*1024kB 
[  382.585305]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.589164] (U) 
[  382.591570]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.596471] 1*2048kB 
[  382.598459]  ? trace_hardirqs_off+0x310/0x310
[  382.603184] (M) 
[  382.605592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.610074] 3*4096kB 
[  382.612050]  __alloc_pages_nodemask+0xa80/0xde0
[  382.617122] (M) 
[  382.619533]  ? should_fail+0x22d/0xd01
[  382.624173] = 15908kB
[  382.626142]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.630004] Node 0 
[  382.632418]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.637402] DMA32: 
[  382.639648]  ? lock_downgrade+0x900/0x900
[  382.644288] 5*4kB 
[  382.646517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.650636] (UM) 
[  382.652783]  cache_grow_begin+0x91/0x8c0
[  382.658294] 1*8kB (U) 
[  382.660370]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.664406] 2*16kB 
[  382.666901]  fallback_alloc+0x203/0x2e0
[  382.671282] (M) 3*32kB 
[  382.673524]  ____cache_alloc_node+0x1c7/0x1e0
[  382.677477] (UM) 
[  382.680063]  kmem_cache_alloc_node+0xe3/0x730
[  382.684533] 5*64kB 
[  382.686595]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.691060] (UM) 
[  382.693292]  __alloc_skb+0x119/0x770
[  382.697501] 3*128kB 
[  382.699555]  ? skb_scrub_packet+0x490/0x490
[  382.703242] (M) 
[  382.705558]  ? lock_downgrade+0x900/0x900
[  382.709853] 3*256kB 
[  382.711823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.715949] (M) 
[  382.718266]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.723779] 4*512kB 
[  382.725751]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.731179] (UM) 
[  382.733515]  ? addrconf_rs_timer+0x690/0x690
[  382.738946] 3*1024kB 
[  382.741009]  ndisc_alloc_skb+0x144/0x340
[  382.745399] (UM) 
[  382.747804]  ndisc_send_rs+0x331/0x6e0
[  382.751851] 3*2048kB 
[  382.753918]  addrconf_rs_timer+0x314/0x690
[  382.757786] (M) 
[  382.760195]  ? neigh_invalidate+0x550/0x550
[  382.764404] 3*4096kB 
[  382.766375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.770672] (M) 
[  382.773103]  call_timer_fn+0x272/0x920
[  382.777305] = 25180kB
[  382.779272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.783137] Node 0 
[  382.785546]  ? process_timeout+0x40/0x40
[  382.789759] Normal: 
[  382.791998]  ? trace_hardirqs_off+0xb8/0x310
[  382.796028] 694*4kB 
[  382.798356]  ? kasan_check_read+0x11/0x20
[  382.802736] (UMEH) 
[  382.805053]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.809176] 370*8kB 
[  382.811579]  ? trace_hardirqs_on+0x310/0x310
[  382.815962] (UMEH) 
[  382.818504]  ? __run_timers+0x7da/0xc70
[  382.822883] 193*16kB (UMEH) 79*32kB (UMEH) 32*64kB (UM) 5*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14040kB
[  382.825381]  ? lock_downgrade+0x900/0x900
[  382.829336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  382.842197]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.846325] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  382.846330] 163 total pagecache pages
[  382.846336] 0 pages in swap cache
[  382.846343] Swap cache stats: add 0, delete 0, find 0/0
[  382.846353] Free swap  = 0kB
[  382.856289]  ? trace_hardirqs_on+0xbd/0x310
[  382.861377] Total swap = 0kB
[  382.869960]  ? kasan_check_read+0x11/0x20
[  382.873739] 1965979 pages RAM
[  382.877186]  ? __run_timers+0x7da/0xc70
[  382.882523] 0 pages HighMem/MovableOnly
[  382.885534]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.889831] 342307 pages reserved
[  382.892843]  ? kasan_check_write+0x14/0x20
[  382.896966] 0 pages cma reserved
[  382.900065]  ? do_raw_spin_lock+0xc1/0x200
[  382.904065] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.907983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.913477] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.916868]  __run_timers+0x7e5/0xc70
[  382.921078] ksoftirqd/0 cpuset=
[  382.924451]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  382.928648] /
[  382.935136]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.939346]  mems_allowed=0
[  382.949674]  ? timerqueue_add+0x207/0x2b0
[  382.975793]  ? enqueue_hrtimer+0x1a5/0x560
[  382.980025]  ? lock_release+0x970/0x970
[  382.983996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.989185]  ? kasan_check_write+0x14/0x20
[  382.993420]  ? pvclock_read_flags+0x160/0x160
[  382.997917]  ? lock_downgrade+0x900/0x900
[  383.002069]  ? trace_hardirqs_on+0xbd/0x310
[  383.006405]  ? kvm_sched_clock_read+0x9/0x20
[  383.010815]  ? irq_exit+0x17f/0x1c0
[  383.014445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.019981]  ? check_preemption_disabled+0x48/0x200
[  383.024993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.030545]  run_timer_softirq+0x52/0xb0
[  383.034606]  ? __this_cpu_preempt_check+0x1c/0x1f
[  383.039452]  __do_softirq+0x30b/0xad8
[  383.043255]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  383.048372]  ? pvclock_read_flags+0x160/0x160
[  383.052877]  ? lapic_next_event+0x5a/0x90
[  383.057024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.062558]  ? clockevents_program_event+0x140/0x370
[  383.067662]  ? kvm_clock_read+0x18/0x30
[  383.071631]  ? kvm_sched_clock_read+0x9/0x20
[  383.076048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.081594]  ? check_preemption_disabled+0x48/0x200
[  383.086620]  irq_exit+0x17f/0x1c0
[  383.090080]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.094921]  ? smp_reschedule_interrupt+0x109/0x650
[  383.099937]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.105819]  ? interrupt_entry+0xb5/0xf0
[  383.109879]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.114891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.119908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.124749]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.129761]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.134779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.140320]  ? check_preemption_disabled+0x48/0x200
[  383.145337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.150181]  apic_timer_interrupt+0xf/0x20
[  383.154408]  </IRQ>
[  383.156648] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  383.162701] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  383.181602] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  383.189314] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  383.196580] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  383.203846] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  383.211108] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  383.218372] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  383.225670]  ? unmap_page_range+0xf56/0x2030
[  383.230086]  ? unmap_page_range+0x15ec/0x2030
[  383.234595]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  383.239089]  ? mark_held_locks+0x130/0x130
[  383.243329]  ? mark_held_locks+0x130/0x130
[  383.247564]  ? mark_held_locks+0x130/0x130
[  383.251796]  ? mark_held_locks+0x130/0x130
[  383.256027]  ? lock_downgrade+0x900/0x900
[  383.260186]  ? lock_downgrade+0x900/0x900
[  383.264336]  ? mark_held_locks+0x130/0x130
[  383.268575]  ? mark_held_locks+0x130/0x130
[  383.272807]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  383.277823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.283357]  ? uprobe_munmap+0x14c/0x450
[  383.287421]  ? uprobe_mmap+0xd50/0xd50
[  383.291316]  ? is_bpf_text_address+0xac/0x170
[  383.295822]  unmap_single_vma+0x19b/0x310
[  383.299976]  unmap_vmas+0x125/0x200
[  383.303601]  exit_mmap+0x2be/0x590
[  383.307137]  ? __ia32_sys_munmap+0x80/0x80
[  383.311380]  ? __might_sleep+0x95/0x190
[  383.315351]  mmput+0x247/0x610
[  383.318545]  ? lock_downgrade+0x900/0x900
[  383.322721]  ? set_mm_exe_file+0x200/0x200
[  383.326955]  ? kasan_check_read+0x11/0x20
[  383.331105]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.335514]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  383.340095]  ? kasan_check_write+0x14/0x20
[  383.344329]  ? do_raw_spin_lock+0xc1/0x200
[  383.348566]  do_exit+0xe6f/0x2610
[  383.352024]  ? mm_update_next_owner+0x990/0x990
[  383.356691]  ? pick_next_task_fair+0x990/0x16d0
[  383.361369]  ? trace_hardirqs_off+0xb8/0x310
[  383.365778]  ? mark_held_locks+0x130/0x130
[  383.370011]  ? lock_acquire+0x1ed/0x520
[  383.373984]  ? pipe_wait+0x266/0x2c0
[  383.377701]  ? mark_held_locks+0x130/0x130
[  383.381940]  ? arch_local_save_flags+0x40/0x40
[  383.386522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.392067]  ? __mutex_lock+0x85e/0x1700
[  383.396122]  ? __switch_to_asm+0x34/0x70
[  383.400177]  ? __switch_to_asm+0x40/0x70
[  383.404234]  ? __switch_to_asm+0x34/0x70
[  383.408294]  ? pipe_wait+0x266/0x2c0
[  383.412013]  ? __switch_to_asm+0x34/0x70
[  383.416071]  ? __switch_to_asm+0x34/0x70
[  383.420137]  ? mutex_trylock+0x2b0/0x2b0
[  383.424501]  ? __schedule+0x874/0x1ed0
[  383.428395]  ? __sched_text_start+0x8/0x8
[  383.432550]  ? lock_downgrade+0x900/0x900
[  383.436698]  ? memset+0x31/0x40
[  383.439976]  ? __dequeue_signal+0xf9/0x7d0
[  383.444214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.449753]  ? recalc_sigpending_tsk+0x140/0x180
[  383.454509]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.460050]  ? get_signal+0x95b/0x1980
[  383.463938]  ? lock_downgrade+0x900/0x900
[  383.468094]  do_group_exit+0x177/0x440
[  383.471987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.477467]  ? __ia32_sys_exit+0x50/0x50
[  383.481526]  ? kasan_check_write+0x14/0x20
[  383.485757]  ? do_raw_spin_lock+0xc1/0x200
[  383.489998]  get_signal+0x8b0/0x1980
[  383.493717]  ? ptrace_notify+0x130/0x130
[  383.497797]  ? finish_wait+0x430/0x430
[  383.501693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.507232]  ? pipe_read+0x702/0x940
[  383.510943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.516488]  do_signal+0x9c/0x21e0
[  383.520026]  ? __vfs_read+0x11f/0x9b0
[  383.523829]  ? vfs_copy_file_range+0xb90/0xb90
[  383.528415]  ? setup_sigcontext+0x7d0/0x7d0
[  383.532764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.538304]  exit_to_usermode_loop+0x2e5/0x380
[  383.542885]  ? syscall_slow_exit_work+0x520/0x520
[  383.547722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.553261]  do_syscall_64+0x6be/0x820
[  383.557144]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  383.562505]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.567434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.572307]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.577349]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.582373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.587216]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  383.592423] RIP: 0033:0x410fd0
[  383.595629] Code: Bad RIP value.
[  383.598985] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  383.606690] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  383.613961] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  383.621226] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  383.628488] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  383.635784] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  383.643061] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  383.643113] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.649816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.656359] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.665635] Call Trace:
[  383.676107] syz-executor2 cpuset=syz2
[  383.678696]  dump_stack+0x1c4/0x2b4
[  383.678715]  ? dump_stack_print_info.cold.2+0x52/0x52
[  383.682493]  mems_allowed=0
[  383.686114]  warn_alloc.cold.119+0xb7/0x1bd
[  383.698544]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.703385]  ? lock_downgrade+0x900/0x900
[  383.707535]  ? trace_hardirqs_off+0xb8/0x310
[  383.711961]  ? trace_hardirqs_off+0xb8/0x310
[  383.716370]  __alloc_pages_slowpath+0x2667/0x2d80
[  383.721231]  ? warn_alloc+0x120/0x120
[  383.725030]  ? warn_alloc+0x120/0x120
[  383.728836]  ? warn_alloc+0x120/0x120
[  383.732666]  ? mark_held_locks+0x130/0x130
[  383.736912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.742450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.747996]  ? should_fail+0x22d/0xd01
[  383.751876]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.756982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.762518]  ? should_fail+0x22d/0xd01
[  383.766490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.771590]  ? should_fail+0x22d/0xd01
[  383.775476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.780576]  ? mark_held_locks+0x130/0x130
[  383.784808]  ? mark_held_locks+0x130/0x130
[  383.789042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.794591]  ? trace_hardirqs_off+0xb8/0x310
[  383.798990]  ? kasan_check_read+0x11/0x20
[  383.803138]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.807546]  ? trace_hardirqs_on+0x310/0x310
[  383.811957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.817490]  ? wq_watchdog_touch+0x9c/0xfe
[  383.821726]  ? io_serial_in+0x11/0x90
[  383.825522]  ? retint_kernel+0x2d/0x2d
[  383.829409]  ? trace_hardirqs_on_caller+0xc0/0x310
[  383.834347]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  383.839121]  ? trace_hardirqs_off+0x310/0x310
[  383.843626]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  383.848734]  __alloc_pages_nodemask+0xa80/0xde0
[  383.853403]  ? should_fail+0x22d/0xd01
[  383.857291]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  383.862331]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.866996]  ? lock_downgrade+0x900/0x900
[  383.871145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.876682]  cache_grow_begin+0x91/0x8c0
[  383.880784]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.885197]  fallback_alloc+0x203/0x2e0
[  383.889171]  ____cache_alloc_node+0x1c7/0x1e0
[  383.893671]  kmem_cache_alloc_node+0xe3/0x730
[  383.898164]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.902414]  __alloc_skb+0x119/0x770
[  383.906129]  ? skb_scrub_packet+0x490/0x490
[  383.910445]  ? lock_downgrade+0x900/0x900
[  383.914606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.920145]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.925598]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.931047]  ? addrconf_rs_timer+0x690/0x690
[  383.935465]  ndisc_alloc_skb+0x144/0x340
[  383.939528]  ndisc_send_rs+0x331/0x6e0
[  383.943417]  addrconf_rs_timer+0x314/0x690
[  383.947648]  ? lock_release+0x970/0x970
[  383.951625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.955864]  call_timer_fn+0x272/0x920
[  383.959772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.964016]  ? process_timeout+0x40/0x40
[  383.968076]  ? kasan_check_read+0x11/0x20
[  383.972224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.976629]  ? trace_hardirqs_on+0x310/0x310
[  383.981043]  ? __run_timers+0x7da/0xc70
[  383.985021]  ? lock_downgrade+0x900/0x900
[  383.989168]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  383.994268]  ? trace_hardirqs_on+0xbd/0x310
[  383.998587]  ? kasan_check_read+0x11/0x20
[  384.002738]  ? __run_timers+0x7da/0xc70
[  384.006712]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.012160]  ? kasan_check_write+0x14/0x20
[  384.016390]  ? do_raw_spin_lock+0xc1/0x200
[  384.020631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.024863]  __run_timers+0x7e5/0xc70
[  384.028670]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.034032]  ? lock_downgrade+0x900/0x900
[  384.038179]  ? finish_task_switch+0x1b5/0x900
[  384.042676]  ? trace_hardirqs_on+0xbd/0x310
[  384.046991]  ? kasan_check_read+0x11/0x20
[  384.051136]  ? finish_task_switch+0x1f5/0x900
[  384.055634]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.061083]  ? compat_start_thread+0x80/0x80
[  384.065489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.071034]  ? pvclock_read_flags+0x160/0x160
[  384.075526]  ? __switch_to_asm+0x34/0x70
[  384.079583]  ? __switch_to_asm+0x34/0x70
[  384.083636]  ? __switch_to_asm+0x40/0x70
[  384.087706]  ? __switch_to_asm+0x40/0x70
[  384.091764]  ? __switch_to_asm+0x34/0x70
[  384.095821]  ? __switch_to_asm+0x40/0x70
[  384.099882]  ? trace_hardirqs_on+0xbd/0x310
[  384.104206]  ? kvm_sched_clock_read+0x9/0x20
[  384.108614]  ? run_ksoftirqd+0x94/0x100
[  384.112587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.118126]  ? check_preemption_disabled+0x48/0x200
[  384.123140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.128676]  run_timer_softirq+0x52/0xb0
[  384.132738]  ? __this_cpu_preempt_check+0x1c/0x1f
[  384.137581]  __do_softirq+0x30b/0xad8
[  384.141387]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.146496]  ? trace_hardirqs_off+0xb8/0x310
[  384.150939]  ? schedule+0x108/0x460
[  384.154572]  ? run_ksoftirqd+0x99/0x100
[  384.158549]  ? trace_hardirqs_off+0xb8/0x310
[  384.162958]  ? smpboot_thread_fn+0x68b/0xa00
[  384.167367]  ? trace_hardirqs_on+0x310/0x310
[  384.171776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.177338]  ? check_preemption_disabled+0x48/0x200
[  384.182353]  ? takeover_tasklets+0xa90/0xa90
[  384.186759]  run_ksoftirqd+0x94/0x100
[  384.190558]  smpboot_thread_fn+0x68b/0xa00
[  384.194801]  ? sort_range+0x30/0x30
[  384.198428]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.203534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.209085]  ? __kthread_parkme+0xfb/0x1a0
[  384.213323]  kthread+0x35a/0x420
[  384.216683]  ? sort_range+0x30/0x30
[  384.220305]  ? kthread_bind+0x40/0x40
[  384.224105]  ret_from_fork+0x3a/0x50
[  384.227844] warn_alloc_show_mem: 1 callbacks suppressed
[  384.227857] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  384.227859] Mem-Info:
[  384.227889] active_anon:45632 inactive_anon:123 isolated_anon:0
[  384.227889]  active_file:17 inactive_file:16 isolated_file:0
[  384.227889]  unevictable:0 dirty:0 writeback:0 unstable:0
[  384.227889]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  384.227889]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  384.227889]  free:13774 free_pcp:156 free_cma:0
[  384.233222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.233231] Call Trace:
[  384.240428] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  384.242830]  <IRQ>
[  384.275695] Node 0 
[  384.285057]  dump_stack+0x1c4/0x2b4
[  384.287635] 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
[  384.315106]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.317237] lowmem_reserve[]:
[  384.319475]  warn_alloc.cold.119+0xb7/0x1bd
[  384.323075]  0
[  384.348570]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.353734]  2819
[  384.356832]  ? lock_downgrade+0x900/0x900
[  384.361144]  6323
[  384.362949]  ? trace_hardirqs_off+0xb8/0x310
[  384.367765]  6323
[  384.369821]  ? trace_hardirqs_off+0xb8/0x310
[  384.376009]  __alloc_pages_slowpath+0x2667/0x2d80
[  384.380394] Node 0 
[  384.382477]  ? warn_alloc+0x120/0x120
[  384.386874] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  384.391686]  ? trace_hardirqs_on+0x310/0x310
[  384.393905] lowmem_reserve[]:
[  384.397704]  ? warn_alloc+0x120/0x120
[  384.424222]  0
[  384.428624]  ? warn_alloc+0x120/0x120
[  384.431708]  0
[  384.435501]  ? ktime_get+0x2e1/0x440
[  384.437281]  3503
[  384.441075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.442856]  3503
[  384.446559]  ? check_preemption_disabled+0x48/0x200
[  384.454132]  ? kasan_check_read+0x11/0x20
[  384.456172] Node 0 
[  384.461183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.465331] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  384.467550]  ? should_fail+0x22d/0xd01
[  384.473060] lowmem_reserve[]:
[  384.501335]  ? rcu_bh_qs+0xc0/0xc0
[  384.505195]  0
[  384.508295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.511806]  0
[  384.513600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.518678]  0
[  384.520473]  ? should_fail+0x22d/0xd01
[  384.525986]  0
[  384.527795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.531858] Node 0 
[  384.533666]  ? should_fail+0x22d/0xd01
[  384.538745] DMA: 
[  384.540979]  ? rcu_idle_enter+0x4b0/0x4b0
[  384.544846] 1*4kB 
[  384.546922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.551053] (U) 
[  384.553212]  ? mark_held_locks+0x130/0x130
[  384.558290] 0*8kB 
[  384.560259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.564487] 0*16kB 
[  384.566629]  ? mark_held_locks+0x130/0x130
[  384.572142] 1*32kB 
[  384.574371]  ? rcu_irq_exit+0xce/0x100
[  384.578579] (U) 
[  384.580812]  ? irq_exit+0xbd/0x1c0
[  384.584672] 2*64kB 
[  384.586642]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  384.590154] (U) 
[  384.592387]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.597395] 1*128kB 
[  384.599362]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.603740] (U) 
[  384.606058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.611933] 1*256kB 
[  384.613911]  ? ret_from_intr+0xb/0x1e
[  384.619418] (U) 
[  384.621735]  ? retint_kernel+0x2d/0x2d
[  384.625511] 0*512kB 
[  384.627484]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.631345] 1*1024kB 
[  384.633667]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.638578] (U) 
[  384.640986]  ? trace_hardirqs_off+0x310/0x310
[  384.645716] 1*2048kB 
[  384.647685]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.652154] (M) 
[  384.654566]  __alloc_pages_nodemask+0xa80/0xde0
[  384.659646] 3*4096kB 
[  384.661618]  ? should_fail+0x22d/0xd01
[  384.666260] (M) 
[  384.668665]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  384.672529] = 15908kB
[  384.674508]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.679491] Node 0 
[  384.681895]  ? lock_downgrade+0x900/0x900
[  384.686567] DMA32: 
[  384.688798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.692934] 5*4kB 
[  384.695165]  cache_grow_begin+0x91/0x8c0
[  384.700673] (UM) 
[  384.702817]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.706850] 1*8kB 
[  384.708945]  fallback_alloc+0x203/0x2e0
[  384.713329] (U) 
[  384.715474]  ____cache_alloc_node+0x1c7/0x1e0
[  384.719422] 2*16kB 
[  384.721402]  kmem_cache_alloc_node+0xe3/0x730
[  384.725872] (M) 
[  384.728105]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.732575] 3*32kB 
[  384.734545]  __alloc_skb+0x119/0x770
[  384.738751] (UM) 
[  384.740985]  ? skb_scrub_packet+0x490/0x490
[  384.744678] 5*64kB 
[  384.746732]  ? lock_downgrade+0x900/0x900
[  384.751029] (UM) 
[  384.753263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.757380] 3*128kB 
[  384.759451]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.764957] (M) 
[  384.767275]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.772698] 3*256kB 
[  384.774672]  ? addrconf_rs_timer+0x690/0x690
[  384.780086] (M) 4*512kB 
[  384.782418]  ndisc_alloc_skb+0x144/0x340
[  384.786795] (UM) 
[  384.789463]  ndisc_send_rs+0x331/0x6e0
[  384.793497] 3*1024kB 
[  384.795551]  addrconf_rs_timer+0x314/0x690
[  384.799412] (UM) 
[  384.801849]  ? neigh_invalidate+0x550/0x550
[  384.806060] 3*2048kB 
[  384.808116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.812411] (M) 
[  384.814824]  call_timer_fn+0x272/0x920
[  384.819030] 3*4096kB 
[  384.820999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.824855] (M) = 25180kB
[  384.827272]  ? process_timeout+0x40/0x40
[  384.831481] Node 0 
[  384.834237]  ? trace_hardirqs_off+0xb8/0x310
[  384.838275] Normal: 
[  384.840504]  ? kasan_check_read+0x11/0x20
[  384.844891] 694*4kB 
[  384.847216]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.851338] (UMEH) 
[  384.853652]  ? trace_hardirqs_on+0x310/0x310
[  384.858035] 370*8kB 
[  384.860268]  ? __run_timers+0x7da/0xc70
[  384.864652] (UMEH) 
[  384.866972]  ? lock_downgrade+0x900/0x900
[  384.870934] 193*16kB 
[  384.873163]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.877282] (UMEH) 
[  384.879690]  ? trace_hardirqs_on+0xbd/0x310
[  384.884760] 79*32kB (UMEH) 
[  384.887004]  ? kasan_check_read+0x11/0x20
[  384.891303] 32*64kB 
[  384.894230]  ? __run_timers+0x7da/0xc70
[  384.898350] (UM) 
[  384.900682]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.904636] 5*128kB (UM) 
[  384.906701]  ? kasan_check_write+0x14/0x20
[  384.912132] 0*256kB 0*512kB 
[  384.914894]  ? do_raw_spin_lock+0xc1/0x200
[  384.919117] 0*1024kB 
[  384.922134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.926336] 0*2048kB 0*4096kB 
[  384.928756]  __run_timers+0x7e5/0xc70
[  384.932975] = 14040kB
[  384.932989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  384.936178]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.939981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  384.942366]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.951177] 163 total pagecache pages
[  384.956555]  ? timerqueue_add+0x207/0x2b0
[  384.965101] 0 pages in swap cache
[  384.970111]  ? enqueue_hrtimer+0x1a5/0x560
[  384.973890] Swap cache stats: add 0, delete 0, find 0/0
[  384.978038]  ? lock_release+0x970/0x970
[  384.981469] Free swap  = 0kB
[  384.985693]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.991031] Total swap = 0kB
[  384.995002]  ? kasan_check_write+0x14/0x20
[  384.997997] 1965979 pages RAM
[  385.003190]  ? pvclock_read_flags+0x160/0x160
[  385.006185] 0 pages HighMem/MovableOnly
[  385.010455]  ? lock_downgrade+0x900/0x900
[  385.013533] 342307 pages reserved
[  385.018035]  ? trace_hardirqs_on+0xbd/0x310
[  385.021981] 0 pages cma reserved
[  385.026124]  ? kvm_sched_clock_read+0x9/0x20
[  385.029633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.033872]  ? irq_exit+0x17f/0x1c0
[  385.033887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.033917]  ? check_preemption_disabled+0x48/0x200
[  385.037304] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.041837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.048311] ksoftirqd/0 cpuset=
[  385.051950]  run_timer_softirq+0x52/0xb0
[  385.057471] /
[  385.062482]  ? __this_cpu_preempt_check+0x1c/0x1f
[  385.072765]  mems_allowed=0
[  385.078295]  __do_softirq+0x30b/0xad8
[  385.099619]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  385.104721]  ? pvclock_read_flags+0x160/0x160
[  385.109455]  ? lapic_next_event+0x5a/0x90
[  385.113891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.119447]  ? clockevents_program_event+0x140/0x370
[  385.124553]  ? kvm_clock_read+0x18/0x30
[  385.128522]  ? kvm_sched_clock_read+0x9/0x20
[  385.132965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.138501]  ? check_preemption_disabled+0x48/0x200
[  385.143517]  irq_exit+0x17f/0x1c0
[  385.146986]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.151821]  ? smp_reschedule_interrupt+0x109/0x650
[  385.156840]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.162720]  ? interrupt_entry+0xb5/0xf0
[  385.166776]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.171945]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.176961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.181810]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.187440]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.192463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.198006]  ? check_preemption_disabled+0x48/0x200
[  385.203051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.207894]  apic_timer_interrupt+0xf/0x20
[  385.212128]  </IRQ>
[  385.214362] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  385.220419] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  385.239324] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  385.247033] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  385.254298] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  385.261577] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  385.268835] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  385.276094] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  385.283374]  ? unmap_page_range+0xf56/0x2030
[  385.287788]  ? unmap_page_range+0x15ec/0x2030
[  385.292308]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  385.296826]  ? mark_held_locks+0x130/0x130
[  385.301092]  ? mark_held_locks+0x130/0x130
[  385.305329]  ? mark_held_locks+0x130/0x130
[  385.309563]  ? mark_held_locks+0x130/0x130
[  385.313797]  ? lock_downgrade+0x900/0x900
[  385.317981]  ? lock_downgrade+0x900/0x900
[  385.322132]  ? mark_held_locks+0x130/0x130
[  385.326365]  ? mark_held_locks+0x130/0x130
[  385.330599]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.335615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.341148]  ? uprobe_munmap+0x14c/0x450
[  385.345206]  ? uprobe_mmap+0xd50/0xd50
[  385.349096]  ? is_bpf_text_address+0xac/0x170
[  385.353602]  unmap_single_vma+0x19b/0x310
[  385.357752]  unmap_vmas+0x125/0x200
[  385.361378]  exit_mmap+0x2be/0x590
[  385.364934]  ? __ia32_sys_munmap+0x80/0x80
[  385.369194]  ? __might_sleep+0x95/0x190
[  385.373181]  mmput+0x247/0x610
[  385.376381]  ? lock_downgrade+0x900/0x900
[  385.380541]  ? set_mm_exe_file+0x200/0x200
[  385.384772]  ? kasan_check_read+0x11/0x20
[  385.388951]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.393373]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  385.397955]  ? kasan_check_write+0x14/0x20
[  385.402190]  ? do_raw_spin_lock+0xc1/0x200
[  385.406435]  do_exit+0xe6f/0x2610
[  385.409905]  ? mm_update_next_owner+0x990/0x990
[  385.414576]  ? pick_next_task_fair+0x990/0x16d0
[  385.419252]  ? trace_hardirqs_off+0xb8/0x310
[  385.423944]  ? mark_held_locks+0x130/0x130
[  385.428184]  ? lock_acquire+0x1ed/0x520
[  385.432160]  ? pipe_wait+0x266/0x2c0
[  385.435875]  ? mark_held_locks+0x130/0x130
[  385.440118]  ? arch_local_save_flags+0x40/0x40
[  385.444694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.450238]  ? __mutex_lock+0x85e/0x1700
[  385.454297]  ? __switch_to_asm+0x34/0x70
[  385.458352]  ? __switch_to_asm+0x40/0x70
[  385.462406]  ? __switch_to_asm+0x34/0x70
[  385.466463]  ? pipe_wait+0x266/0x2c0
[  385.470175]  ? __switch_to_asm+0x34/0x70
[  385.474231]  ? __switch_to_asm+0x34/0x70
[  385.478288]  ? mutex_trylock+0x2b0/0x2b0
[  385.482358]  ? __schedule+0x874/0x1ed0
[  385.486251]  ? __sched_text_start+0x8/0x8
[  385.490399]  ? lock_downgrade+0x900/0x900
[  385.494559]  ? memset+0x31/0x40
[  385.497837]  ? __dequeue_signal+0xf9/0x7d0
[  385.502071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.507608]  ? recalc_sigpending_tsk+0x140/0x180
[  385.512372]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.517903]  ? get_signal+0x95b/0x1980
[  385.521793]  ? lock_downgrade+0x900/0x900
[  385.525955]  do_group_exit+0x177/0x440
[  385.529841]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.535285]  ? __ia32_sys_exit+0x50/0x50
[  385.539339]  ? kasan_check_write+0x14/0x20
[  385.543569]  ? do_raw_spin_lock+0xc1/0x200
[  385.547813]  get_signal+0x8b0/0x1980
[  385.551534]  ? ptrace_notify+0x130/0x130
[  385.555595]  ? finish_wait+0x430/0x430
[  385.559487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.565031]  ? pipe_read+0x702/0x940
[  385.568740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.574289]  do_signal+0x9c/0x21e0
[  385.577829]  ? __vfs_read+0x11f/0x9b0
[  385.581646]  ? vfs_copy_file_range+0xb90/0xb90
[  385.586239]  ? setup_sigcontext+0x7d0/0x7d0
[  385.590580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.596116]  exit_to_usermode_loop+0x2e5/0x380
[  385.600712]  ? syscall_slow_exit_work+0x520/0x520
[  385.605555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.611095]  do_syscall_64+0x6be/0x820
[  385.614998]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  385.620357]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.625282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.630122]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.635142]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.640156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.645003]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.650196] RIP: 0033:0x410fd0
[  385.653388] Code: Bad RIP value.
[  385.656745] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  385.664451] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  385.671713] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  385.678997] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  385.686257] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  385.693520] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  385.700800] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  385.700854] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.707555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.707560] Call Trace:
[  385.707581]  dump_stack+0x1c4/0x2b4
[  385.707600]  ? dump_stack_print_info.cold.2+0x52/0x52
[  385.714152] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.723440]  warn_alloc.cold.119+0xb7/0x1bd
[  385.726006] syz-executor2 cpuset=
[  385.729625]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.734794] syz2
[  385.745275]  ? lock_downgrade+0x900/0x900
[  385.749571]  mems_allowed=0
[  385.753017]  ? trace_hardirqs_off+0xb8/0x310
[  385.771237]  ? trace_hardirqs_off+0xb8/0x310
[  385.775674]  __alloc_pages_slowpath+0x2667/0x2d80
[  385.780533]  ? warn_alloc+0x120/0x120
[  385.784331]  ? warn_alloc+0x120/0x120
[  385.788143]  ? warn_alloc+0x120/0x120
[  385.791948]  ? mark_held_locks+0x130/0x130
[  385.796184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.801719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.807256]  ? should_fail+0x22d/0xd01
[  385.811152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.816261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.821795]  ? should_fail+0x22d/0xd01
[  385.825690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.830791]  ? should_fail+0x22d/0xd01
[  385.834695]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.839808]  ? mark_held_locks+0x130/0x130
[  385.844041]  ? mark_held_locks+0x130/0x130
[  385.848274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.853812]  ? trace_hardirqs_off+0xb8/0x310
[  385.858221]  ? kasan_check_read+0x11/0x20
[  385.862382]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.866786]  ? trace_hardirqs_on+0x310/0x310
[  385.871194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.876726]  ? wq_watchdog_touch+0x9c/0xfe
[  385.880958]  ? io_serial_in+0x11/0x90
[  385.884756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.890299]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  385.895418]  __alloc_pages_nodemask+0xa80/0xde0
[  385.900084]  ? should_fail+0x22d/0xd01
[  385.903974]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.909009]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.913673]  ? lock_downgrade+0x900/0x900
[  385.917826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.923363]  cache_grow_begin+0x91/0x8c0
[  385.927426]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.931837]  fallback_alloc+0x203/0x2e0
[  385.935814]  ____cache_alloc_node+0x1c7/0x1e0
[  385.940314]  kmem_cache_alloc_node+0xe3/0x730
[  385.944808]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.949042]  __alloc_skb+0x119/0x770
[  385.952753]  ? skb_scrub_packet+0x490/0x490
[  385.957075]  ? lock_downgrade+0x900/0x900
[  385.961227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.966764]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.972215]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.977662]  ? addrconf_rs_timer+0x690/0x690
[  385.982076]  ndisc_alloc_skb+0x144/0x340
[  385.986137]  ndisc_send_rs+0x331/0x6e0
[  385.990030]  addrconf_rs_timer+0x314/0x690
[  385.994264]  ? lock_release+0x970/0x970
[  385.998240]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.002486]  call_timer_fn+0x272/0x920
[  386.006369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.010602]  ? process_timeout+0x40/0x40
[  386.014666]  ? kasan_check_read+0x11/0x20
[  386.018810]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.023218]  ? trace_hardirqs_on+0x310/0x310
[  386.027635]  ? __run_timers+0x7da/0xc70
[  386.031620]  ? lock_downgrade+0x900/0x900
[  386.035764]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.040866]  ? trace_hardirqs_on+0xbd/0x310
[  386.045186]  ? kasan_check_read+0x11/0x20
[  386.049334]  ? __run_timers+0x7da/0xc70
[  386.053308]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.058768]  ? kasan_check_write+0x14/0x20
[  386.063010]  ? do_raw_spin_lock+0xc1/0x200
[  386.067250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.071480]  __run_timers+0x7e5/0xc70
[  386.075286]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  386.080647]  ? lock_downgrade+0x900/0x900
[  386.084796]  ? finish_task_switch+0x1b5/0x900
[  386.089292]  ? trace_hardirqs_on+0xbd/0x310
[  386.093611]  ? kasan_check_read+0x11/0x20
[  386.097757]  ? finish_task_switch+0x1f5/0x900
[  386.102253]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.107709]  ? compat_start_thread+0x80/0x80
[  386.112117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.117682]  ? pvclock_read_flags+0x160/0x160
[  386.122185]  ? __switch_to_asm+0x34/0x70
[  386.126240]  ? __switch_to_asm+0x34/0x70
[  386.130296]  ? __switch_to_asm+0x40/0x70
[  386.134354]  ? __switch_to_asm+0x40/0x70
[  386.138409]  ? __switch_to_asm+0x34/0x70
[  386.142470]  ? __switch_to_asm+0x40/0x70
[  386.146529]  ? trace_hardirqs_on+0xbd/0x310
[  386.150845]  ? kvm_sched_clock_read+0x9/0x20
[  386.155252]  ? run_ksoftirqd+0x94/0x100
[  386.159229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.164768]  ? check_preemption_disabled+0x48/0x200
[  386.169783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.175320]  run_timer_softirq+0x52/0xb0
[  386.179401]  ? __this_cpu_preempt_check+0x1c/0x1f
[  386.184254]  __do_softirq+0x30b/0xad8
[  386.188060]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  386.193157]  ? trace_hardirqs_off+0xb8/0x310
[  386.197580]  ? schedule+0x108/0x460
[  386.201231]  ? run_ksoftirqd+0x99/0x100
[  386.205202]  ? trace_hardirqs_off+0xb8/0x310
[  386.209609]  ? smpboot_thread_fn+0x68b/0xa00
[  386.214018]  ? trace_hardirqs_on+0x310/0x310
[  386.218423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.223957]  ? check_preemption_disabled+0x48/0x200
[  386.228975]  ? takeover_tasklets+0xa90/0xa90
[  386.233380]  run_ksoftirqd+0x94/0x100
[  386.237181]  smpboot_thread_fn+0x68b/0xa00
[  386.241427]  ? sort_range+0x30/0x30
[  386.245077]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.250178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.255724]  ? __kthread_parkme+0xfb/0x1a0
[  386.259971]  kthread+0x35a/0x420
[  386.263335]  ? sort_range+0x30/0x30
[  386.266968]  ? kthread_bind+0x40/0x40
[  386.270763]  ret_from_fork+0x3a/0x50
[  386.274502] warn_alloc_show_mem: 1 callbacks suppressed
[  386.274514] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  386.274516] Mem-Info:
[  386.274546] active_anon:45632 inactive_anon:123 isolated_anon:0
[  386.274546]  active_file:17 inactive_file:16 isolated_file:0
[  386.274546]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.274546]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  386.274546]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  386.274546]  free:13774 free_pcp:156 free_cma:0
[  386.279884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.287081] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.289482] Call Trace:
[  386.322346] Node 0 
[  386.331690]  <IRQ>
[  386.359195] 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
[  386.361793]  dump_stack+0x1c4/0x2b4
[  386.361811]  ? dump_stack_print_info.cold.2+0x52/0x52
[  386.364032] lowmem_reserve[]:
[  386.366180]  warn_alloc.cold.119+0xb7/0x1bd
[  386.391645]  0 2819
[  386.395280]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.400446]  6323
[  386.403555]  ? lock_downgrade+0x900/0x900
[  386.407853]  6323
[  386.410085]  ? trace_hardirqs_off+0xb8/0x310
[  386.416971]  ? trace_hardirqs_off+0xb8/0x310
[  386.421091] Node 0 
[  386.423149]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.427997] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.432389]  ? warn_alloc+0x120/0x120
[  386.434620] lowmem_reserve[]:
[  386.439462]  ? trace_hardirqs_on+0x310/0x310
[  386.465981]  0
[  386.469774]  ? warn_alloc+0x120/0x120
[  386.472853]  0
[  386.477256]  ? warn_alloc+0x120/0x120
[  386.479032]  3503
[  386.482827]  ? ktime_get+0x2e1/0x440
[  386.484606]  3503
[  386.488399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.490432] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  386.494150]  ? check_preemption_disabled+0x48/0x200
[  386.496184] lowmem_reserve[]:
[  386.501712]  ? kasan_check_read+0x11/0x20
[  386.530572]  0
[  386.536049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.539145]  0
[  386.543299]  ? should_fail+0x22d/0xd01
[  386.545090]  0
[  386.550619]  ? rcu_bh_qs+0xc0/0xc0
[  386.552397]  0
[  386.556278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.561586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.563362] Node 0 
[  386.568457]  ? should_fail+0x22d/0xd01
[  386.573971] DMA: 
[  386.576199]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.580058] 1*4kB 
[  386.582112]  ? should_fail+0x22d/0xd01
[  386.587184] (U) 
[  386.589324]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.593181] 0*8kB 
[  386.595151]  ? mark_held_locks+0x130/0x130
[  386.600227] 0*16kB 
[  386.602377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.606588] 1*32kB 
[  386.608814]  ? mark_held_locks+0x130/0x130
[  386.614320] (U) 
[  386.616548]  ? rcu_irq_exit+0xce/0x100
[  386.620765] 2*64kB 
[  386.622733]  ? irq_exit+0xbd/0x1c0
[  386.626594] (U) 
[  386.628826]  ? mark_held_locks+0x130/0x130
[  386.632345] 1*128kB 
[  386.634340]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.638547] (U) 
[  386.640864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.646723] 1*256kB 
[  386.648690]  ? ret_from_intr+0xb/0x1e
[  386.654198] (U) 
[  386.656511]  ? retint_kernel+0x2d/0x2d
[  386.660313] 0*512kB 
[  386.662280]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.666137] 1*1024kB 
[  386.668493]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.673406] (U) 
[  386.675817]  ? trace_hardirqs_off+0x310/0x310
[  386.680547] 1*2048kB 
[  386.682514]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.686984] (M) 
[  386.689388]  __alloc_pages_nodemask+0xa80/0xde0
[  386.694460] 3*4096kB 
[  386.696434]  ? should_fail+0x22d/0xd01
[  386.701070] (M) 
[  386.703473]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.707343] = 15908kB
[  386.709320]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.714298] Node 0 
[  386.716701]  ? lock_downgrade+0x900/0x900
[  386.721335] DMA32: 5*4kB 
[  386.723575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.727696] (UM) 
[  386.730450]  cache_grow_begin+0x91/0x8c0
[  386.735962] 1*8kB 
[  386.738020]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.742053] (U) 
[  386.744198]  fallback_alloc+0x203/0x2e0
[  386.748581] 2*16kB 
[  386.750551]  ____cache_alloc_node+0x1c7/0x1e0
[  386.754495] (M) 
[  386.756728]  kmem_cache_alloc_node+0xe3/0x730
[  386.761201] 3*32kB 
[  386.763172]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.767636] (UM) 
[  386.769866]  __alloc_skb+0x119/0x770
[  386.774078] 5*64kB 
[  386.776134]  ? skb_scrub_packet+0x490/0x490
[  386.779820] (UM) 
[  386.782065]  ? lock_downgrade+0x900/0x900
[  386.786372] 3*128kB 
[  386.788431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.792556] (M) 
[  386.794871]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.800381] 3*256kB 
[  386.802352]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.807776] (M) 
[  386.810104]  ? addrconf_rs_timer+0x690/0x690
[  386.815527] 4*512kB 
[  386.817496]  ndisc_alloc_skb+0x144/0x340
[  386.821866] (UM) 3*1024kB 
[  386.824208]  ndisc_send_rs+0x331/0x6e0
[  386.828244] (UM) 
[  386.831087]  addrconf_rs_timer+0x314/0x690
[  386.834953] 3*2048kB 
[  386.837019]  ? neigh_invalidate+0x550/0x550
[  386.841227] (M) 
[  386.843634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.847933] 3*4096kB 
[  386.849911]  call_timer_fn+0x272/0x920
[  386.854106] (M) 
[  386.856509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.860393] = 25180kB
[  386.862358]  ? process_timeout+0x40/0x40
[  386.866564] Node 0 
[  386.868967]  ? trace_hardirqs_off+0xb8/0x310
[  386.872998] Normal: 
[  386.875228]  ? kasan_check_read+0x11/0x20
[  386.879612] 694*4kB 
[  386.881936]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.886059] (UMEH) 
[  386.888384]  ? trace_hardirqs_on+0x310/0x310
[  386.892758] 370*8kB (UMEH) 
[  386.895001]  ? __run_timers+0x7da/0xc70
[  386.899382] 193*16kB 
[  386.902302]  ? lock_downgrade+0x900/0x900
[  386.906247] (UMEH) 
[  386.908650]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.912785] 79*32kB 
[  386.915040]  ? trace_hardirqs_on+0xbd/0x310
[  386.920142] (UMEH) 
[  386.922463]  ? kasan_check_read+0x11/0x20
[  386.926760] 32*64kB 
[  386.929001]  ? __run_timers+0x7da/0xc70
[  386.933119] (UM) 
[  386.935440]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.939383] 5*128kB 
[  386.941440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.946854] (UM) 
[  386.949170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.954683] 0*256kB 
[  386.956742]  __run_timers+0x7e5/0xc70
[  386.960950] 0*512kB 
[  386.963270]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  386.967042] 0*1024kB 
[  386.969358]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  386.974709] 0*2048kB 
[  386.977114]  ? timerqueue_add+0x207/0x2b0
[  386.982105] 0*4096kB 
[  386.984506]  ? enqueue_hrtimer+0x1a5/0x560
[  386.988622] = 14040kB
[  386.988636] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.991040]  ? lock_release+0x970/0x970
[  386.995259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.997657]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.006467] 163 total pagecache pages
[  387.010448]  ? kasan_check_write+0x14/0x20
[  387.019001] 0 pages in swap cache
[  387.024185]  ? pvclock_read_flags+0x160/0x160
[  387.027962] Swap cache stats: add 0, delete 0, find 0/0
[  387.032184]  ? lock_downgrade+0x900/0x900
[  387.035611] Free swap  = 0kB
[  387.040103]  ? trace_hardirqs_on+0xbd/0x310
[  387.045433] Total swap = 0kB
[  387.045442] 1965979 pages RAM
[  387.049581]  ? kvm_sched_clock_read+0x9/0x20
[  387.052587] 0 pages HighMem/MovableOnly
[  387.056909]  ? irq_exit+0x17f/0x1c0
[  387.059911] 342307 pages reserved
[  387.063017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.067397] 0 pages cma reserved
[  387.071380]  ? check_preemption_disabled+0x48/0x200
[  387.075052] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.078442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.084039] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.087334]  run_timer_softirq+0x52/0xb0
[  387.092322] ksoftirqd/0 cpuset=
[  387.098809]  ? __this_cpu_preempt_check+0x1c/0x1f
[  387.104324] /
[  387.114647]  __do_softirq+0x30b/0xad8
[  387.118693]  mems_allowed=0
[  387.121968]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  387.140263]  ? pvclock_read_flags+0x160/0x160
[  387.144757]  ? lapic_next_event+0x5a/0x90
[  387.148909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.154447]  ? clockevents_program_event+0x140/0x370
[  387.159552]  ? kvm_clock_read+0x18/0x30
[  387.163522]  ? kvm_sched_clock_read+0x9/0x20
[  387.167945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.173480]  ? check_preemption_disabled+0x48/0x200
[  387.178495]  irq_exit+0x17f/0x1c0
[  387.181946]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.186783]  ? smp_reschedule_interrupt+0x109/0x650
[  387.191796]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.197676]  ? interrupt_entry+0xb5/0xf0
[  387.201732]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.206741]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.211752]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.216592]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.221617]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.226626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.232160]  ? check_preemption_disabled+0x48/0x200
[  387.237180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.242023]  apic_timer_interrupt+0xf/0x20
[  387.246249]  </IRQ>
[  387.248487] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  387.254540] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  387.273440] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  387.281149] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  387.288414] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  387.295681] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  387.302942] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  387.310216] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  387.317506]  ? unmap_page_range+0xf56/0x2030
[  387.321914]  ? unmap_page_range+0x15ec/0x2030
[  387.326418]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  387.330953]  ? mark_held_locks+0x130/0x130
[  387.335200]  ? mark_held_locks+0x130/0x130
[  387.339437]  ? mark_held_locks+0x130/0x130
[  387.343672]  ? mark_held_locks+0x130/0x130
[  387.347909]  ? lock_downgrade+0x900/0x900
[  387.352054]  ? lock_downgrade+0x900/0x900
[  387.356214]  ? mark_held_locks+0x130/0x130
[  387.360449]  ? mark_held_locks+0x130/0x130
[  387.364673]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  387.369680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.375212]  ? uprobe_munmap+0x14c/0x450
[  387.379286]  ? uprobe_mmap+0xd50/0xd50
[  387.383169]  ? is_bpf_text_address+0xac/0x170
[  387.387685]  unmap_single_vma+0x19b/0x310
[  387.391830]  unmap_vmas+0x125/0x200
[  387.395460]  exit_mmap+0x2be/0x590
[  387.398996]  ? __ia32_sys_munmap+0x80/0x80
[  387.403273]  ? __might_sleep+0x95/0x190
[  387.407254]  mmput+0x247/0x610
[  387.410449]  ? lock_downgrade+0x900/0x900
[  387.414591]  ? set_mm_exe_file+0x200/0x200
[  387.418828]  ? kasan_check_read+0x11/0x20
[  387.422982]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.427615]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  387.432199]  ? kasan_check_write+0x14/0x20
[  387.436438]  ? do_raw_spin_lock+0xc1/0x200
[  387.440673]  do_exit+0xe6f/0x2610
[  387.444162]  ? mm_update_next_owner+0x990/0x990
[  387.448825]  ? pick_next_task_fair+0x990/0x16d0
[  387.453499]  ? trace_hardirqs_off+0xb8/0x310
[  387.457907]  ? mark_held_locks+0x130/0x130
[  387.462155]  ? lock_acquire+0x1ed/0x520
[  387.466127]  ? pipe_wait+0x266/0x2c0
[  387.469861]  ? mark_held_locks+0x130/0x130
[  387.474117]  ? arch_local_save_flags+0x40/0x40
[  387.478698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.484281]  ? __mutex_lock+0x85e/0x1700
[  387.488347]  ? __switch_to_asm+0x34/0x70
[  387.492397]  ? __switch_to_asm+0x40/0x70
[  387.496452]  ? __switch_to_asm+0x34/0x70
[  387.500504]  ? pipe_wait+0x266/0x2c0
[  387.504224]  ? __switch_to_asm+0x34/0x70
[  387.508278]  ? __switch_to_asm+0x34/0x70
[  387.512335]  ? mutex_trylock+0x2b0/0x2b0
[  387.516408]  ? __schedule+0x874/0x1ed0
[  387.520304]  ? __sched_text_start+0x8/0x8
[  387.524450]  ? lock_downgrade+0x900/0x900
[  387.528615]  ? memset+0x31/0x40
[  387.531894]  ? __dequeue_signal+0xf9/0x7d0
[  387.536130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.541672]  ? recalc_sigpending_tsk+0x140/0x180
[  387.546432]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.551968]  ? get_signal+0x95b/0x1980
[  387.555849]  ? lock_downgrade+0x900/0x900
[  387.559999]  do_group_exit+0x177/0x440
[  387.563896]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.569353]  ? __ia32_sys_exit+0x50/0x50
[  387.573411]  ? kasan_check_write+0x14/0x20
[  387.577646]  ? do_raw_spin_lock+0xc1/0x200
[  387.581911]  get_signal+0x8b0/0x1980
[  387.585641]  ? ptrace_notify+0x130/0x130
[  387.589710]  ? finish_wait+0x430/0x430
[  387.593598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.599127]  ? pipe_read+0x702/0x940
[  387.602834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.608367]  do_signal+0x9c/0x21e0
[  387.611903]  ? __vfs_read+0x11f/0x9b0
[  387.615704]  ? vfs_copy_file_range+0xb90/0xb90
[  387.620280]  ? setup_sigcontext+0x7d0/0x7d0
[  387.624629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.630165]  exit_to_usermode_loop+0x2e5/0x380
[  387.634756]  ? syscall_slow_exit_work+0x520/0x520
[  387.639594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.645142]  do_syscall_64+0x6be/0x820
[  387.649024]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.654384]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.659306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.664146]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.669160]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.674177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.679017]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.684213] RIP: 0033:0x410fd0
[  387.687413] Code: Bad RIP value.
[  387.690778] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  387.698490] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  387.705752] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  387.713017] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  387.720276] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  387.727539] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  387.734821] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  387.734886] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.741589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.748131] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.757404] Call Trace:
[  387.767874] syz-executor2 cpuset=syz2
[  387.770462]  dump_stack+0x1c4/0x2b4
[  387.770480]  ? dump_stack_print_info.cold.2+0x52/0x52
[  387.774270]  mems_allowed=0
[  387.777914]  warn_alloc.cold.119+0xb7/0x1bd
[  387.790306]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.795148]  ? lock_downgrade+0x900/0x900
[  387.799301]  ? trace_hardirqs_off+0xb8/0x310
[  387.803719]  ? trace_hardirqs_off+0xb8/0x310
[  387.808131]  __alloc_pages_slowpath+0x2667/0x2d80
[  387.812988]  ? warn_alloc+0x120/0x120
[  387.816786]  ? warn_alloc+0x120/0x120
[  387.820596]  ? warn_alloc+0x120/0x120
[  387.824417]  ? mark_held_locks+0x130/0x130
[  387.828651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.834187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.839719]  ? should_fail+0x22d/0xd01
[  387.843604]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.848707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.854244]  ? should_fail+0x22d/0xd01
[  387.858130]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.863232]  ? should_fail+0x22d/0xd01
[  387.867122]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.872224]  ? mark_held_locks+0x130/0x130
[  387.876486]  ? mark_held_locks+0x130/0x130
[  387.880738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.886276]  ? trace_hardirqs_off+0xb8/0x310
[  387.890694]  ? kasan_check_read+0x11/0x20
[  387.894839]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.899246]  ? trace_hardirqs_on+0x310/0x310
[  387.903650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.909192]  ? wq_watchdog_touch+0x9c/0xfe
[  387.913440]  ? io_serial_in+0x11/0x90
[  387.917238]  ? retint_kernel+0x2d/0x2d
[  387.921121]  ? trace_hardirqs_on_caller+0xc0/0x310
[  387.926063]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.930811]  ? trace_hardirqs_off+0x310/0x310
[  387.935301]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.940406]  __alloc_pages_nodemask+0xa80/0xde0
[  387.945092]  ? should_fail+0x22d/0xd01
[  387.948983]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  387.954010]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.958674]  ? lock_downgrade+0x900/0x900
[  387.962822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.968361]  cache_grow_begin+0x91/0x8c0
[  387.972423]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.976833]  fallback_alloc+0x203/0x2e0
[  387.980804]  ____cache_alloc_node+0x1c7/0x1e0
[  387.985302]  kmem_cache_alloc_node+0xe3/0x730
[  387.989795]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.994057]  __alloc_skb+0x119/0x770
[  387.997770]  ? skb_scrub_packet+0x490/0x490
[  388.002090]  ? lock_downgrade+0x900/0x900
[  388.006238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.011780]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.017225]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.022673]  ? addrconf_rs_timer+0x690/0x690
[  388.027087]  ndisc_alloc_skb+0x144/0x340
[  388.031149]  ndisc_send_rs+0x331/0x6e0
[  388.035039]  addrconf_rs_timer+0x314/0x690
[  388.039268]  ? lock_release+0x970/0x970
[  388.043242]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.047485]  call_timer_fn+0x272/0x920
[  388.051373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.055604]  ? process_timeout+0x40/0x40
[  388.059659]  ? kasan_check_read+0x11/0x20
[  388.063809]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.068226]  ? trace_hardirqs_on+0x310/0x310
[  388.072638]  ? __run_timers+0x7da/0xc70
[  388.076610]  ? lock_downgrade+0x900/0x900
[  388.080755]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.085852]  ? trace_hardirqs_on+0xbd/0x310
[  388.090171]  ? kasan_check_read+0x11/0x20
[  388.094315]  ? __run_timers+0x7da/0xc70
[  388.098296]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.103739]  ? kasan_check_write+0x14/0x20
[  388.107985]  ? do_raw_spin_lock+0xc1/0x200
[  388.112222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.116454]  __run_timers+0x7e5/0xc70
[  388.120268]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.125637]  ? lock_downgrade+0x900/0x900
[  388.129786]  ? finish_task_switch+0x1b5/0x900
[  388.134284]  ? trace_hardirqs_on+0xbd/0x310
[  388.138601]  ? kasan_check_read+0x11/0x20
[  388.142750]  ? finish_task_switch+0x1f5/0x900
[  388.147240]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.152702]  ? compat_start_thread+0x80/0x80
[  388.157107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.162653]  ? pvclock_read_flags+0x160/0x160
[  388.167147]  ? __switch_to_asm+0x34/0x70
[  388.171203]  ? __switch_to_asm+0x34/0x70
[  388.175267]  ? __switch_to_asm+0x40/0x70
[  388.179362]  ? __switch_to_asm+0x40/0x70
[  388.183413]  ? __switch_to_asm+0x34/0x70
[  388.187466]  ? __switch_to_asm+0x40/0x70
[  388.191527]  ? trace_hardirqs_on+0xbd/0x310
[  388.195847]  ? kvm_sched_clock_read+0x9/0x20
[  388.200249]  ? run_ksoftirqd+0x94/0x100
[  388.204218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.209754]  ? check_preemption_disabled+0x48/0x200
[  388.214776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.220323]  run_timer_softirq+0x52/0xb0
[  388.224384]  ? __this_cpu_preempt_check+0x1c/0x1f
[  388.229230]  __do_softirq+0x30b/0xad8
[  388.233052]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  388.238168]  ? trace_hardirqs_off+0xb8/0x310
[  388.242602]  ? schedule+0x108/0x460
[  388.246243]  ? run_ksoftirqd+0x99/0x100
[  388.250217]  ? trace_hardirqs_off+0xb8/0x310
[  388.254623]  ? smpboot_thread_fn+0x68b/0xa00
[  388.259027]  ? trace_hardirqs_on+0x310/0x310
[  388.263434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.269015]  ? check_preemption_disabled+0x48/0x200
[  388.274037]  ? takeover_tasklets+0xa90/0xa90
[  388.278454]  run_ksoftirqd+0x94/0x100
[  388.283300]  smpboot_thread_fn+0x68b/0xa00
[  388.287536]  ? sort_range+0x30/0x30
[  388.291164]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.296262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.301809]  ? __kthread_parkme+0xfb/0x1a0
[  388.306046]  kthread+0x35a/0x420
[  388.309409]  ? sort_range+0x30/0x30
[  388.313035]  ? kthread_bind+0x40/0x40
[  388.316836]  ret_from_fork+0x3a/0x50
[  388.320550] warn_alloc_show_mem: 1 callbacks suppressed
[  388.320561] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  388.320563] Mem-Info:
[  388.320592] active_anon:45632 inactive_anon:123 isolated_anon:0
[  388.320592]  active_file:17 inactive_file:16 isolated_file:0
[  388.320592]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.320592]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  388.320592]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  388.320592]  free:13774 free_pcp:156 free_cma:0
[  388.325950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.333416] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.336001] Call Trace:
[  388.368874] Node 0 
[  388.378220]  <IRQ>
[  388.405723] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.408283]  dump_stack+0x1c4/0x2b4
[  388.410486] lowmem_reserve[]:
[  388.412630]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.438105]  0 2819
[  388.441744]  warn_alloc.cold.119+0xb7/0x1bd
[  388.444819]  6323
[  388.450003]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.452214]  6323
[  388.456526]  ? lock_downgrade+0x900/0x900
[  388.458564] Node 0 
[  388.463395]  ? trace_hardirqs_off+0xb8/0x310
[  388.465454] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.465462] lowmem_reserve[]:
[  388.469604]  ? trace_hardirqs_off+0xb8/0x310
[  388.471813]  0
[  388.476234]  __alloc_pages_slowpath+0x2667/0x2d80
[  388.502755]  0
[  388.505871]  ? warn_alloc+0x120/0x120
[  388.510247]  3503
[  388.512231]  ? trace_hardirqs_on+0x310/0x310
[  388.517672]  3503
[  388.519469]  ? warn_alloc+0x120/0x120
[  388.525320]  ? warn_alloc+0x120/0x120
[  388.529704] Node 0 
[  388.532101]  ? ktime_get+0x2e1/0x440
[  388.535906] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  388.539685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.541891] lowmem_reserve[]:
[  388.545618]  ? check_preemption_disabled+0x48/0x200
[  388.574060]  0 0
[  388.579621]  ? kasan_check_read+0x11/0x20
[  388.582694]  0
[  388.587703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.589652]  0
[  388.593795]  ? should_fail+0x22d/0xd01
[  388.601116]  ? rcu_bh_qs+0xc0/0xc0
[  388.602896] Node 0 
[  388.606798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.610315] DMA: 
[  388.612549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.617650] 1*4kB 
[  388.619709]  ? should_fail+0x22d/0xd01
[  388.625220] (U) 
[  388.627366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.631838] 0*8kB 0*16kB 
[  388.633820]  ? should_fail+0x22d/0xd01
[  388.638898] 1*32kB 
[  388.641669]  ? rcu_idle_enter+0x4b0/0x4b0
[  388.645555] (U) 
[  388.647783]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.651909] 2*64kB 
[  388.653876]  ? mark_held_locks+0x130/0x130
[  388.658966] (U) 
[  388.661196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.665401] 1*128kB (U) 
[  388.667384]  ? mark_held_locks+0x130/0x130
[  388.672896] 1*256kB 
[  388.675561]  ? rcu_irq_exit+0xce/0x100
[  388.679766] (U) 
[  388.682085]  ? irq_exit+0xbd/0x1c0
[  388.685953] 0*512kB 1*1024kB 
[  388.687946]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  388.691457] (U) 
[  388.694558]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.699544] 1*2048kB (M) 
[  388.701550]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.705935] 3*4096kB 
[  388.708686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.714554] (M) 
[  388.716976]  ? ret_from_intr+0xb/0x1e
[  388.722489] = 15908kB
[  388.724467]  ? retint_kernel+0x2d/0x2d
[  388.728244] Node 0 
[  388.730648]  ? trace_hardirqs_on_caller+0xc0/0x310
[  388.734530] DMA32: 
[  388.736766]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  388.741670] 5*4kB 
[  388.743921]  ? trace_hardirqs_off+0x310/0x310
[  388.748653] (UM) 
[  388.750805]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.755284] 1*8kB 
[  388.757344]  __alloc_pages_nodemask+0xa80/0xde0
[  388.762424] (U) 
[  388.764587]  ? should_fail+0x22d/0xd01
[  388.769228] 2*16kB 
[  388.771202]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  388.775068] (M) 
[  388.777309]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.782292] 3*32kB 
[  388.784264]  ? lock_downgrade+0x900/0x900
[  388.788910] (UM) 
[  388.791147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.795267] 5*64kB 
[  388.797321]  cache_grow_begin+0x91/0x8c0
[  388.802831] (UM) 
[  388.805062]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.809094] 3*128kB 
[  388.811160]  fallback_alloc+0x203/0x2e0
[  388.815539] (M) 
[  388.817860]  ____cache_alloc_node+0x1c7/0x1e0
[  388.821809] 3*256kB 
[  388.823776]  kmem_cache_alloc_node+0xe3/0x730
[  388.828246] (M) 
[  388.830570]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.835042] 4*512kB 
[  388.837021]  __alloc_skb+0x119/0x770
[  388.841229] (UM) 
[  388.843545]  ? skb_scrub_packet+0x490/0x490
[  388.847236] 3*1024kB 
[  388.849302]  ? lock_downgrade+0x900/0x900
[  388.853593] (UM) 
[  388.856010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.860131] 3*2048kB 
[  388.862187]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.867697] (M) 
[  388.870103]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.875524] 3*4096kB 
[  388.877497]  ? addrconf_rs_timer+0x690/0x690
[  388.882922] (M) 
[  388.885341]  ndisc_alloc_skb+0x144/0x340
[  388.889729] = 25180kB
[  388.891696]  ndisc_send_rs+0x331/0x6e0
[  388.895732] Node 0 
[  388.898134]  addrconf_rs_timer+0x314/0x690
[  388.901992] Normal: 
[  388.904225]  ? neigh_invalidate+0x550/0x550
[  388.908466] 694*4kB 
[  388.910781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.915073] (UMEH) 
[  388.917406]  call_timer_fn+0x272/0x920
[  388.921611] 370*8kB 
[  388.923843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.927709] (UMEH) 
[  388.930027]  ? process_timeout+0x40/0x40
[  388.934236] 193*16kB 
[  388.936468]  ? trace_hardirqs_off+0xb8/0x310
[  388.940500] (UMEH) 
[  388.942909]  ? kasan_check_read+0x11/0x20
[  388.947289] 79*32kB 
[  388.949523]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.953643] (UMEH) 
[  388.955965]  ? trace_hardirqs_on+0x310/0x310
[  388.960350] 32*64kB 
[  388.962583]  ? __run_timers+0x7da/0xc70
[  388.966963] (UM) 
[  388.969284]  ? lock_downgrade+0x900/0x900
[  388.973237] 5*128kB 
[  388.975295]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.979413] (UM) 
[  388.981734]  ? trace_hardirqs_on+0xbd/0x310
[  388.987507] 0*256kB 
[  388.989561]  ? kasan_check_read+0x11/0x20
[  388.993860] 0*512kB 
[  388.996177]  ? __run_timers+0x7da/0xc70
[  389.000308] 0*1024kB 
[  389.002649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.006601] 0*2048kB 
[  389.009003]  ? kasan_check_write+0x14/0x20
[  389.014426] 0*4096kB 
[  389.016836]  ? do_raw_spin_lock+0xc1/0x200
[  389.021046] = 14040kB
[  389.023451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.027666] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.030068]  __run_timers+0x7e5/0xc70
[  389.034293] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.044522]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.048910] 163 total pagecache pages
[  389.059417]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.065886] 0 pages in swap cache
[  389.069960]  ? timerqueue_add+0x207/0x2b0
[  389.074958] Swap cache stats: add 0, delete 0, find 0/0
[  389.078400]  ? enqueue_hrtimer+0x1a5/0x560
[  389.082523] Free swap  = 0kB
[  389.087876]  ? lock_release+0x970/0x970
[  389.092085] Total swap = 0kB
[  389.095096]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.099045] 1965979 pages RAM
[  389.102056]  ? kasan_check_write+0x14/0x20
[  389.107223] 0 pages HighMem/MovableOnly
[  389.110320]  ? pvclock_read_flags+0x160/0x160
[  389.114525] 342307 pages reserved
[  389.118491]  ? lock_downgrade+0x900/0x900
[  389.122963] 0 pages cma reserved
[  389.126420]  ? trace_hardirqs_on+0xbd/0x310
[  389.130652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.133917]  ? kvm_sched_clock_read+0x9/0x20
[  389.133935]  ? irq_exit+0x17f/0x1c0
[  389.138285] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.144728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.149111] ksoftirqd/0 cpuset=
[  389.152742]  ? check_preemption_disabled+0x48/0x200
[  389.163032] /
[  389.168573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.171827]  mems_allowed=0
[  389.176830]  run_timer_softirq+0x52/0xb0
[  389.192648]  ? __this_cpu_preempt_check+0x1c/0x1f
[  389.197576]  __do_softirq+0x30b/0xad8
[  389.201395]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.206521]  ? pvclock_read_flags+0x160/0x160
[  389.211015]  ? lapic_next_event+0x5a/0x90
[  389.215163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.220701]  ? clockevents_program_event+0x140/0x370
[  389.225816]  ? kvm_clock_read+0x18/0x30
[  389.229786]  ? kvm_sched_clock_read+0x9/0x20
[  389.234192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.239725]  ? check_preemption_disabled+0x48/0x200
[  389.244740]  irq_exit+0x17f/0x1c0
[  389.248207]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.253062]  ? smp_reschedule_interrupt+0x109/0x650
[  389.258079]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.263960]  ? interrupt_entry+0xb5/0xf0
[  389.268031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.273041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.278057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.282908]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.287923]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.292937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.298472]  ? check_preemption_disabled+0x48/0x200
[  389.303490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.308337]  apic_timer_interrupt+0xf/0x20
[  389.312564]  </IRQ>
[  389.314799] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  389.320856] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  389.339757] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  389.348622] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  389.357533] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  389.366553] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  389.375397] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  389.384237] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  389.392573]  ? unmap_page_range+0xf56/0x2030
[  389.396987]  ? unmap_page_range+0x15ec/0x2030
[  389.401505]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  389.405997]  ? mark_held_locks+0x130/0x130
[  389.410256]  ? mark_held_locks+0x130/0x130
[  389.414489]  ? mark_held_locks+0x130/0x130
[  389.418744]  ? mark_held_locks+0x130/0x130
[  389.422974]  ? lock_downgrade+0x900/0x900
[  389.427494]  ? lock_downgrade+0x900/0x900
[  389.431647]  ? mark_held_locks+0x130/0x130
[  389.435879]  ? mark_held_locks+0x130/0x130
[  389.440107]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  389.445126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.450668]  ? uprobe_munmap+0x14c/0x450
[  389.454726]  ? uprobe_mmap+0xd50/0xd50
[  389.458615]  ? is_bpf_text_address+0xac/0x170
[  389.463121]  unmap_single_vma+0x19b/0x310
[  389.467275]  unmap_vmas+0x125/0x200
[  389.470899]  exit_mmap+0x2be/0x590
[  389.474443]  ? __ia32_sys_munmap+0x80/0x80
[  389.478688]  ? __might_sleep+0x95/0x190
[  389.482667]  mmput+0x247/0x610
[  389.485873]  ? lock_downgrade+0x900/0x900
[  389.490022]  ? set_mm_exe_file+0x200/0x200
[  389.494270]  ? kasan_check_read+0x11/0x20
[  389.498424]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.502844]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  389.507422]  ? kasan_check_write+0x14/0x20
[  389.511659]  ? do_raw_spin_lock+0xc1/0x200
[  389.515905]  do_exit+0xe6f/0x2610
[  389.519362]  ? mm_update_next_owner+0x990/0x990
[  389.524025]  ? pick_next_task_fair+0x990/0x16d0
[  389.528698]  ? trace_hardirqs_off+0xb8/0x310
[  389.533106]  ? mark_held_locks+0x130/0x130
[  389.537342]  ? lock_acquire+0x1ed/0x520
[  389.541325]  ? pipe_wait+0x266/0x2c0
[  389.545128]  ? mark_held_locks+0x130/0x130
[  389.549363]  ? arch_local_save_flags+0x40/0x40
[  389.553949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.559506]  ? __mutex_lock+0x85e/0x1700
[  389.563561]  ? __switch_to_asm+0x34/0x70
[  389.567615]  ? __switch_to_asm+0x40/0x70
[  389.571684]  ? __switch_to_asm+0x34/0x70
[  389.575738]  ? pipe_wait+0x266/0x2c0
[  389.579481]  ? __switch_to_asm+0x34/0x70
[  389.583549]  ? __switch_to_asm+0x34/0x70
[  389.587618]  ? mutex_trylock+0x2b0/0x2b0
[  389.591688]  ? __schedule+0x874/0x1ed0
[  389.595574]  ? __sched_text_start+0x8/0x8
[  389.599717]  ? lock_downgrade+0x900/0x900
[  389.603859]  ? memset+0x31/0x40
[  389.607138]  ? __dequeue_signal+0xf9/0x7d0
[  389.611372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.616918]  ? recalc_sigpending_tsk+0x140/0x180
[  389.621857]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.628266]  ? get_signal+0x95b/0x1980
[  389.632177]  ? lock_downgrade+0x900/0x900
[  389.636326]  do_group_exit+0x177/0x440
[  389.640229]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.645677]  ? __ia32_sys_exit+0x50/0x50
[  389.649736]  ? kasan_check_write+0x14/0x20
[  389.653992]  ? do_raw_spin_lock+0xc1/0x200
[  389.658227]  get_signal+0x8b0/0x1980
[  389.661943]  ? ptrace_notify+0x130/0x130
[  389.666003]  ? finish_wait+0x430/0x430
[  389.669891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.675424]  ? pipe_read+0x702/0x940
[  389.679145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.684711]  do_signal+0x9c/0x21e0
[  389.688274]  ? __vfs_read+0x11f/0x9b0
[  389.692073]  ? vfs_copy_file_range+0xb90/0xb90
[  389.696687]  ? setup_sigcontext+0x7d0/0x7d0
[  389.701036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.706574]  exit_to_usermode_loop+0x2e5/0x380
[  389.711157]  ? syscall_slow_exit_work+0x520/0x520
[  389.715996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.721534]  do_syscall_64+0x6be/0x820
[  389.725416]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.730787]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.735721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.740562]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.745579]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.750596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.755451]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.760633] RIP: 0033:0x410fd0
[  389.763822] Code: Bad RIP value.
[  389.767177] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  389.774881] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  389.782148] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  389.789413] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  389.796695] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  389.803967] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  389.811252] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  389.811305] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.818014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.818018] Call Trace:
[  389.818041]  dump_stack+0x1c4/0x2b4
[  389.818060]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.824598] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.833889]  warn_alloc.cold.119+0xb7/0x1bd
[  389.836459] syz-executor2 cpuset=
[  389.840082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.845248] syz2
[  389.855730]  ? lock_downgrade+0x900/0x900
[  389.860026]  mems_allowed=0
[  389.863484]  ? trace_hardirqs_off+0xb8/0x310
[  389.881715]  ? trace_hardirqs_off+0xb8/0x310
[  389.886125]  __alloc_pages_slowpath+0x2667/0x2d80
[  389.891256]  ? warn_alloc+0x120/0x120
[  389.895235]  ? warn_alloc+0x120/0x120
[  389.899033]  ? warn_alloc+0x120/0x120
[  389.902844]  ? mark_held_locks+0x130/0x130
[  389.907080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.913221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.919887]  ? should_fail+0x22d/0xd01
[  389.924482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.930715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.937386]  ? should_fail+0x22d/0xd01
[  389.942237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.948376]  ? should_fail+0x22d/0xd01
[  389.952787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.959195]  ? mark_held_locks+0x130/0x130
[  389.964308]  ? mark_held_locks+0x130/0x130
[  389.969494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.976245]  ? trace_hardirqs_off+0xb8/0x310
[  389.981515]  ? kasan_check_read+0x11/0x20
[  389.986529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.991801]  ? trace_hardirqs_on+0x310/0x310
[  389.997330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.003818]  ? wq_watchdog_touch+0x9c/0xfe
[  390.009196]  ? io_serial_in+0x11/0x90
[  390.013686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.020536]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.026597]  __alloc_pages_nodemask+0xa80/0xde0
[  390.032214]  ? should_fail+0x22d/0xd01
[  390.036880]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.043189]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.048639]  ? lock_downgrade+0x900/0x900
[  390.053572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.060422]  cache_grow_begin+0x91/0x8c0
[  390.065268]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.070635]  fallback_alloc+0x203/0x2e0
[  390.075395]  ____cache_alloc_node+0x1c7/0x1e0
[  390.080756]  kmem_cache_alloc_node+0xe3/0x730
[  390.086204]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.091181]  __alloc_skb+0x119/0x770
[  390.095678]  ? skb_scrub_packet+0x490/0x490
[  390.100780]  ? lock_downgrade+0x900/0x900
[  390.105811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.112673]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.119361]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.125850]  ? addrconf_rs_timer+0x690/0x690
[  390.131216]  ndisc_alloc_skb+0x144/0x340
[  390.136233]  ndisc_send_rs+0x331/0x6e0
[  390.140819]  addrconf_rs_timer+0x314/0x690
[  390.146199]  ? lock_release+0x970/0x970
[  390.150690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.155733]  call_timer_fn+0x272/0x920
[  390.160589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.165608]  ? process_timeout+0x40/0x40
[  390.170566]  ? kasan_check_read+0x11/0x20
[  390.175575]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.181196]  ? trace_hardirqs_on+0x310/0x310
[  390.186399]  ? __run_timers+0x7da/0xc70
[  390.191241]  ? lock_downgrade+0x900/0x900
[  390.196368]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.202507]  ? trace_hardirqs_on+0xbd/0x310
[  390.207606]  ? kasan_check_read+0x11/0x20
[  390.212708]  ? __run_timers+0x7da/0xc70
[  390.217550]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.224209]  ? kasan_check_write+0x14/0x20
[  390.229395]  ? do_raw_spin_lock+0xc1/0x200
[  390.234413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.238646]  __run_timers+0x7e5/0xc70
[  390.242461]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  390.247817]  ? lock_downgrade+0x900/0x900
[  390.251962]  ? finish_task_switch+0x1b5/0x900
[  390.256480]  ? trace_hardirqs_on+0xbd/0x310
[  390.260806]  ? kasan_check_read+0x11/0x20
[  390.264958]  ? finish_task_switch+0x1f5/0x900
[  390.269466]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.274931]  ? compat_start_thread+0x80/0x80
[  390.279366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.284916]  ? pvclock_read_flags+0x160/0x160
[  390.289438]  ? __switch_to_asm+0x34/0x70
[  390.293494]  ? __switch_to_asm+0x34/0x70
[  390.297562]  ? __switch_to_asm+0x40/0x70
[  390.301618]  ? __switch_to_asm+0x40/0x70
[  390.306208]  ? __switch_to_asm+0x34/0x70
[  390.311200]  ? __switch_to_asm+0x40/0x70
[  390.315867]  ? trace_hardirqs_on+0xbd/0x310
[  390.321236]  ? kvm_sched_clock_read+0x9/0x20
[  390.326528]  ? run_ksoftirqd+0x94/0x100
[  390.331380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.337177]  ? check_preemption_disabled+0x48/0x200
[  390.342189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.347728]  run_timer_softirq+0x52/0xb0
[  390.351789]  ? __this_cpu_preempt_check+0x1c/0x1f
[  390.356632]  __do_softirq+0x30b/0xad8
[  390.360450]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  390.365553]  ? trace_hardirqs_off+0xb8/0x310
[  390.369962]  ? schedule+0x108/0x460
[  390.373610]  ? run_ksoftirqd+0x99/0x100
[  390.377598]  ? trace_hardirqs_off+0xb8/0x310
[  390.382010]  ? smpboot_thread_fn+0x68b/0xa00
[  390.386439]  ? trace_hardirqs_on+0x310/0x310
[  390.390857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.396395]  ? check_preemption_disabled+0x48/0x200
[  390.401409]  ? takeover_tasklets+0xa90/0xa90
[  390.405820]  run_ksoftirqd+0x94/0x100
[  390.409616]  smpboot_thread_fn+0x68b/0xa00
[  390.413866]  ? sort_range+0x30/0x30
[  390.417499]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.422597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.428137]  ? __kthread_parkme+0xfb/0x1a0
[  390.432397]  kthread+0x35a/0x420
[  390.435768]  ? sort_range+0x30/0x30
[  390.439411]  ? kthread_bind+0x40/0x40
[  390.443208]  ret_from_fork+0x3a/0x50
[  390.446934] warn_alloc_show_mem: 1 callbacks suppressed
[  390.446945] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  390.446947] Mem-Info:
[  390.446973] active_anon:45632 inactive_anon:123 isolated_anon:0
[  390.446973]  active_file:17 inactive_file:16 isolated_file:0
[  390.446973]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.446973]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  390.446973]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  390.446973]  free:13774 free_pcp:156 free_cma:0
[  390.452318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.459508] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.461914] Call Trace:
[  390.494790] Node 0 
[  390.504139]  <IRQ>
[  390.531833] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.534421]  dump_stack+0x1c4/0x2b4
[  390.536629] lowmem_reserve[]:
[  390.538775]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.564241]  0 2819
[  390.567877]  warn_alloc.cold.119+0xb7/0x1bd
[  390.570955]  6323
[  390.576135]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.578345]  6323
[  390.582683]  ? lock_downgrade+0x900/0x900
[  390.589557]  ? trace_hardirqs_off+0xb8/0x310
[  390.591592] Node 0 
[  390.595730]  ? trace_hardirqs_off+0xb8/0x310
[  390.600135] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.602344]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.606714] lowmem_reserve[]: 0
[  390.634375]  ? warn_alloc+0x120/0x120
[  390.639185]  0
[  390.642471]  ? trace_hardirqs_on+0x310/0x310
[  390.646256]  3503
[  390.648049]  ? warn_alloc+0x120/0x120
[  390.652455]  3503
[  390.654519]  ? warn_alloc+0x120/0x120
[  390.660348]  ? ktime_get+0x2e1/0x440
[  390.664129] Node 0 
[  390.667835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.667866] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  390.667873] lowmem_reserve[]:
[  390.670116]  ? check_preemption_disabled+0x48/0x200
[  390.675625]  0
[  390.703916]  ? kasan_check_read+0x11/0x20
[  390.706986]  0 0
[  390.712007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.713781]  0
[  390.717925]  ? should_fail+0x22d/0xd01
[  390.725681]  ? rcu_bh_qs+0xc0/0xc0
[  390.727459] Node 0 
[  390.731346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.734867] DMA: 1*4kB (U) 0*8kB 0*16kB 
[  390.737147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.737166]  ? should_fail+0x22d/0xd01
[  390.742247] 1*32kB 
[  390.746300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.751807] (U) 
[  390.755684]  ? should_fail+0x22d/0xd01
[  390.757897] 2*64kB 
[  390.762999]  ? rcu_idle_enter+0x4b0/0x4b0
[  390.764954] (U) 
[  390.768838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.771052] 1*128kB 
[  390.775294]  ? mark_held_locks+0x130/0x130
[  390.777243] (U) 
[  390.782523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.784820] 1*256kB 
[  390.789044]  ? mark_held_locks+0x130/0x130
[  390.790994] (U) 
[  390.796540]  ? rcu_irq_exit+0xce/0x100
[  390.798833] 0*512kB 
[  390.803058]  ? irq_exit+0xbd/0x1c0
[  390.805007] 1*1024kB 
[  390.808885]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  390.811179] (U) 
[  390.814724]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.817107] 1*2048kB 
[  390.822130]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.824078] (M) 
[  390.828478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.830861] 3*4096kB 
[  390.836738]  ? ret_from_intr+0xb/0x1e
[  390.838689] (M) 
[  390.844214]  ? retint_kernel+0x2d/0x2d
[  390.846603] = 15908kB
[  390.850400]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.852351] Node 0 
[  390.856230]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.858613] DMA32: 
[  390.863535]  ? trace_hardirqs_off+0x310/0x310
[  390.865749] 5*4kB 
[  390.870496]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.872725] (UM) 
[  390.877215]  __alloc_pages_nodemask+0xa80/0xde0
[  390.879341] 1*8kB 
[  390.884442]  ? should_fail+0x22d/0xd01
[  390.886475] (U) 
[  390.891140]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.893264] 2*16kB 
[  390.897154]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.899110] (M) 
[  390.904122]  ? lock_downgrade+0x900/0x900
[  390.906331] 3*32kB 
[  390.910989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.912945] (UM) 
[  390.917087]  cache_grow_begin+0x91/0x8c0
[  390.919302] 5*64kB 
[  390.924833]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.926873] (UM) 
[  390.930938]  fallback_alloc+0x203/0x2e0
[  390.933159] 3*128kB 
[  390.937556]  ____cache_alloc_node+0x1c7/0x1e0
[  390.939589] (M) 3*256kB 
[  390.943568]  kmem_cache_alloc_node+0xe3/0x730
[  390.945864] (M) 
[  390.950353]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.952997] 4*512kB 
[  390.957480]  __alloc_skb+0x119/0x770
[  390.959435] (UM) 
[  390.963659]  ? skb_scrub_packet+0x490/0x490
[  390.965963] 3*1024kB 
[  390.969671]  ? lock_downgrade+0x900/0x900
[  390.971707] (UM) 
[  390.976023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.978673] 3*2048kB 
[  390.982813]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.984847] (M) 
[  390.990389]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.992780] 3*4096kB 
[  390.998228]  ? addrconf_rs_timer+0x690/0x690
[  391.000176] (M) 
[  391.005623]  ndisc_alloc_skb+0x144/0x340
[  391.008004] = 25180kB
[  391.012424]  ndisc_send_rs+0x331/0x6e0
[  391.014469] Node 0 
[  391.018515]  addrconf_rs_timer+0x314/0x690
[  391.020899] Normal: 
[  391.024792]  ? neigh_invalidate+0x550/0x550
[  391.027022] 694*4kB 
[  391.031341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.033815] (UMEH) 
[  391.038134]  call_timer_fn+0x272/0x920
[  391.040427] 370*8kB 
[  391.044663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.046871] (UMEH) 
[  391.050751]  ? process_timeout+0x40/0x40
[  391.053061] 193*16kB 
[  391.057289]  ? trace_hardirqs_off+0xb8/0x310
[  391.059497] (UMEH) 
[  391.063561]  ? kasan_check_read+0x11/0x20
[  391.065954] 79*32kB 
[  391.070359]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.072578] (UMEH) 
[  391.076730]  ? trace_hardirqs_on+0x310/0x310
[  391.079026] 32*64kB 
[  391.083435]  ? __run_timers+0x7da/0xc70
[  391.085639] (UM) 
[  391.090039]  ? lock_downgrade+0x900/0x900
[  391.092337] 5*128kB 
[  391.096315]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  391.098352] (UM) 
[  391.102495]  ? trace_hardirqs_on+0xbd/0x310
[  391.104794] 0*256kB 
[  391.109909]  ? kasan_check_read+0x11/0x20
[  391.111949] 0*512kB 
[  391.116267]  ? __run_timers+0x7da/0xc70
[  391.118564] 0*1024kB 
[  391.122736]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.125557] 0*2048kB 
[  391.129868]  ? kasan_check_write+0x14/0x20
[  391.132255] 0*4096kB 
[  391.137701]  ? do_raw_spin_lock+0xc1/0x200
[  391.140085] = 14040kB
[  391.144313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.146702] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.150932]  __run_timers+0x7e5/0xc70
[  391.153340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.157585]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  391.166742] 163 total pagecache pages
[  391.170547]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.179094] 0 pages in swap cache
[  391.184465]  ? timerqueue_add+0x207/0x2b0
[  391.188244] Swap cache stats: add 0, delete 0, find 0/0
[  391.193250]  ? enqueue_hrtimer+0x1a5/0x560
[  391.196678] Free swap  = 0kB
[  391.200835]  ? lock_release+0x970/0x970
[  391.206175] Total swap = 0kB
[  391.210434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  391.213419] 1965979 pages RAM
[  391.217738]  ? kasan_check_write+0x14/0x20
[  391.220907] 0 pages HighMem/MovableOnly
[  391.220916] 342307 pages reserved
[  391.226104]  ? pvclock_read_flags+0x160/0x160
[  391.229179] 0 pages cma reserved
[  391.229258] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.233417]  ? lock_downgrade+0x900/0x900
[  391.233443]  ? trace_hardirqs_on+0xbd/0x310
[  391.233461]  ? kvm_sched_clock_read+0x9/0x20
[  391.237468] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.240875]  ? irq_exit+0x17f/0x1c0
[  391.245346] ksoftirqd/0 cpuset=
[  391.248709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.255175] /
[  391.259323]  ? check_preemption_disabled+0x48/0x200
[  391.263615]  mems_allowed=0
[  391.268017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.306207]  run_timer_softirq+0x52/0xb0
[  391.310271]  ? __this_cpu_preempt_check+0x1c/0x1f
[  391.315116]  __do_softirq+0x30b/0xad8
[  391.318932]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  391.324044]  ? pvclock_read_flags+0x160/0x160
[  391.328539]  ? lapic_next_event+0x5a/0x90
[  391.332691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.338239]  ? clockevents_program_event+0x140/0x370
[  391.343354]  ? kvm_clock_read+0x18/0x30
[  391.347347]  ? kvm_sched_clock_read+0x9/0x20
[  391.351766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.357305]  ? check_preemption_disabled+0x48/0x200
[  391.362354]  irq_exit+0x17f/0x1c0
[  391.365813]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.370652]  ? smp_reschedule_interrupt+0x109/0x650
[  391.375668]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.381549]  ? interrupt_entry+0xb5/0xf0
[  391.385608]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.390623]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.395638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.400480]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.405494]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.410512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.416067]  ? check_preemption_disabled+0x48/0x200
[  391.421088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.426227]  apic_timer_interrupt+0xf/0x20
[  391.430452]  </IRQ>
[  391.432695] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  391.438751] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  391.458264] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  391.465976] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  391.473239] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  391.480506] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  391.488141] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  391.495580] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  391.502871]  ? unmap_page_range+0xf56/0x2030
[  391.507283]  ? unmap_page_range+0x15ec/0x2030
[  391.511805]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  391.516302]  ? mark_held_locks+0x130/0x130
[  391.520544]  ? mark_held_locks+0x130/0x130
[  391.524775]  ? mark_held_locks+0x130/0x130
[  391.529016]  ? mark_held_locks+0x130/0x130
[  391.533243]  ? lock_downgrade+0x900/0x900
[  391.537382]  ? lock_downgrade+0x900/0x900
[  391.541528]  ? mark_held_locks+0x130/0x130
[  391.545757]  ? mark_held_locks+0x130/0x130
[  391.549983]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.555006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.560546]  ? uprobe_munmap+0x14c/0x450
[  391.564620]  ? uprobe_mmap+0xd50/0xd50
[  391.568514]  ? is_bpf_text_address+0xac/0x170
[  391.573017]  unmap_single_vma+0x19b/0x310
[  391.577166]  unmap_vmas+0x125/0x200
[  391.580807]  exit_mmap+0x2be/0x590
[  391.584359]  ? __ia32_sys_munmap+0x80/0x80
[  391.588602]  ? __might_sleep+0x95/0x190
[  391.592576]  mmput+0x247/0x610
[  391.595764]  ? lock_downgrade+0x900/0x900
[  391.599905]  ? set_mm_exe_file+0x200/0x200
[  391.604165]  ? kasan_check_read+0x11/0x20
[  391.608309]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.612715]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  391.617294]  ? kasan_check_write+0x14/0x20
[  391.621528]  ? do_raw_spin_lock+0xc1/0x200
[  391.625765]  do_exit+0xe6f/0x2610
[  391.629223]  ? mm_update_next_owner+0x990/0x990
[  391.633889]  ? pick_next_task_fair+0x990/0x16d0
[  391.638567]  ? trace_hardirqs_off+0xb8/0x310
[  391.642990]  ? mark_held_locks+0x130/0x130
[  391.647221]  ? lock_acquire+0x1ed/0x520
[  391.651191]  ? pipe_wait+0x266/0x2c0
[  391.654903]  ? mark_held_locks+0x130/0x130
[  391.659829]  ? arch_local_save_flags+0x40/0x40
[  391.665537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.672311]  ? __mutex_lock+0x85e/0x1700
[  391.677322]  ? __switch_to_asm+0x34/0x70
[  391.681910]  ? __switch_to_asm+0x40/0x70
[  391.686830]  ? __switch_to_asm+0x34/0x70
[  391.692150]  ? pipe_wait+0x266/0x2c0
[  391.696474]  ? __switch_to_asm+0x34/0x70
[  391.701310]  ? __switch_to_asm+0x34/0x70
[  391.706321]  ? mutex_trylock+0x2b0/0x2b0
[  391.711252]  ? __schedule+0x874/0x1ed0
[  391.715839]  ? __sched_text_start+0x8/0x8
[  391.720682]  ? lock_downgrade+0x900/0x900
[  391.724831]  ? memset+0x31/0x40
[  391.728108]  ? __dequeue_signal+0xf9/0x7d0
[  391.732340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.737876]  ? recalc_sigpending_tsk+0x140/0x180
[  391.742628]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.748161]  ? get_signal+0x95b/0x1980
[  391.752046]  ? lock_downgrade+0x900/0x900
[  391.756222]  do_group_exit+0x177/0x440
[  391.760107]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.765558]  ? __ia32_sys_exit+0x50/0x50
[  391.769613]  ? kasan_check_write+0x14/0x20
[  391.773848]  ? do_raw_spin_lock+0xc1/0x200
[  391.778090]  get_signal+0x8b0/0x1980
[  391.781835]  ? ptrace_notify+0x130/0x130
[  391.785896]  ? finish_wait+0x430/0x430
[  391.789785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.795320]  ? pipe_read+0x702/0x940
[  391.799041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.804578]  do_signal+0x9c/0x21e0
[  391.808120]  ? __vfs_read+0x11f/0x9b0
[  391.811923]  ? vfs_copy_file_range+0xb90/0xb90
[  391.816505]  ? setup_sigcontext+0x7d0/0x7d0
[  391.820844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.826410]  exit_to_usermode_loop+0x2e5/0x380
[  391.831008]  ? syscall_slow_exit_work+0x520/0x520
[  391.835847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.841386]  do_syscall_64+0x6be/0x820
[  391.845306]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.850667]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.855587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.860423]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.865449]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.870478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.875321]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.880504] RIP: 0033:0x410fd0
[  391.883699] Code: Bad RIP value.
[  391.887066] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  391.894772] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  391.902038] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  391.909297] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  391.916561] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  391.923818] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  391.931107] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  391.931161] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.937865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.937869] Call Trace:
[  391.937892]  dump_stack+0x1c4/0x2b4
[  391.937918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.944456] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.953740]  warn_alloc.cold.119+0xb7/0x1bd
[  391.956293] syz-executor2 cpuset=
[  391.959917]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.965075] syz2
[  391.976263]  ? lock_downgrade+0x900/0x900
[  391.981368]  mems_allowed=0
[  392.000829]  ? trace_hardirqs_off+0xb8/0x310
[  392.005259]  ? trace_hardirqs_off+0xb8/0x310
[  392.009671]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.014527]  ? warn_alloc+0x120/0x120
[  392.018337]  ? warn_alloc+0x120/0x120
[  392.022137]  ? warn_alloc+0x120/0x120
[  392.025941]  ? mark_held_locks+0x130/0x130
[  392.030179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.035718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.041251]  ? should_fail+0x22d/0xd01
[  392.045136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.050236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.055793]  ? should_fail+0x22d/0xd01
[  392.059677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.064775]  ? should_fail+0x22d/0xd01
[  392.068667]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.073767]  ? mark_held_locks+0x130/0x130
[  392.077999]  ? mark_held_locks+0x130/0x130
[  392.082253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.087788]  ? trace_hardirqs_off+0xb8/0x310
[  392.092205]  ? kasan_check_read+0x11/0x20
[  392.096353]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.100759]  ? trace_hardirqs_on+0x310/0x310
[  392.105177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.110722]  ? wq_watchdog_touch+0x9c/0xfe
[  392.114957]  ? io_serial_in+0x11/0x90
[  392.118758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.124297]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.129409]  __alloc_pages_nodemask+0xa80/0xde0
[  392.134076]  ? should_fail+0x22d/0xd01
[  392.137965]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.142993]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.147664]  ? lock_downgrade+0x900/0x900
[  392.151820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.157358]  cache_grow_begin+0x91/0x8c0
[  392.161418]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.165830]  fallback_alloc+0x203/0x2e0
[  392.169808]  ____cache_alloc_node+0x1c7/0x1e0
[  392.174302]  kmem_cache_alloc_node+0xe3/0x730
[  392.178797]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.183037]  __alloc_skb+0x119/0x770
[  392.186750]  ? skb_scrub_packet+0x490/0x490
[  392.191065]  ? lock_downgrade+0x900/0x900
[  392.195213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.200750]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.206203]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.211649]  ? addrconf_rs_timer+0x690/0x690
[  392.216065]  ndisc_alloc_skb+0x144/0x340
[  392.220131]  ndisc_send_rs+0x331/0x6e0
[  392.224023]  addrconf_rs_timer+0x314/0x690
[  392.228253]  ? lock_release+0x970/0x970
[  392.232226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.236466]  call_timer_fn+0x272/0x920
[  392.240346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.244585]  ? process_timeout+0x40/0x40
[  392.248639]  ? kasan_check_read+0x11/0x20
[  392.252788]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.257196]  ? trace_hardirqs_on+0x310/0x310
[  392.261602]  ? __run_timers+0x7da/0xc70
[  392.265574]  ? lock_downgrade+0x900/0x900
[  392.269720]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.274831]  ? trace_hardirqs_on+0xbd/0x310
[  392.279155]  ? kasan_check_read+0x11/0x20
[  392.283327]  ? __run_timers+0x7da/0xc70
[  392.287294]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.292739]  ? kasan_check_write+0x14/0x20
[  392.296973]  ? do_raw_spin_lock+0xc1/0x200
[  392.301218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.305458]  __run_timers+0x7e5/0xc70
[  392.309439]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.314802]  ? lock_downgrade+0x900/0x900
[  392.318947]  ? finish_task_switch+0x1b5/0x900
[  392.323484]  ? trace_hardirqs_on+0xbd/0x310
[  392.327795]  ? kasan_check_read+0x11/0x20
[  392.331947]  ? finish_task_switch+0x1f5/0x900
[  392.336443]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.341892]  ? compat_start_thread+0x80/0x80
[  392.346321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.351859]  ? pvclock_read_flags+0x160/0x160
[  392.356371]  ? __switch_to_asm+0x34/0x70
[  392.360441]  ? __switch_to_asm+0x34/0x70
[  392.364495]  ? __switch_to_asm+0x40/0x70
[  392.368551]  ? __switch_to_asm+0x40/0x70
[  392.372604]  ? __switch_to_asm+0x34/0x70
[  392.376658]  ? __switch_to_asm+0x40/0x70
[  392.380718]  ? trace_hardirqs_on+0xbd/0x310
[  392.385050]  ? kvm_sched_clock_read+0x9/0x20
[  392.389466]  ? run_ksoftirqd+0x94/0x100
[  392.393436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.398970]  ? check_preemption_disabled+0x48/0x200
[  392.403981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.409547]  run_timer_softirq+0x52/0xb0
[  392.413612]  ? __this_cpu_preempt_check+0x1c/0x1f
[  392.418457]  __do_softirq+0x30b/0xad8
[  392.422261]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.427364]  ? trace_hardirqs_off+0xb8/0x310
[  392.431773]  ? schedule+0x108/0x460
[  392.435403]  ? run_ksoftirqd+0x99/0x100
[  392.439378]  ? trace_hardirqs_off+0xb8/0x310
[  392.443787]  ? smpboot_thread_fn+0x68b/0xa00
[  392.448192]  ? trace_hardirqs_on+0x310/0x310
[  392.452598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.458134]  ? check_preemption_disabled+0x48/0x200
[  392.463152]  ? takeover_tasklets+0xa90/0xa90
[  392.467562]  run_ksoftirqd+0x94/0x100
[  392.471364]  smpboot_thread_fn+0x68b/0xa00
[  392.475611]  ? sort_range+0x30/0x30
[  392.479264]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.484364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.489905]  ? __kthread_parkme+0xfb/0x1a0
[  392.494158]  kthread+0x35a/0x420
[  392.497531]  ? sort_range+0x30/0x30
[  392.501150]  ? kthread_bind+0x40/0x40
[  392.504959]  ret_from_fork+0x3a/0x50
[  392.508674] warn_alloc_show_mem: 1 callbacks suppressed
[  392.508686] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  392.508687] Mem-Info:
[  392.508726] active_anon:45632 inactive_anon:123 isolated_anon:0
[  392.508726]  active_file:17 inactive_file:16 isolated_file:0
[  392.508726]  unevictable:0 dirty:0 writeback:0 unstable:0
[  392.508726]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  392.508726]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  392.508726]  free:13774 free_pcp:156 free_cma:0
[  392.514070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.521259] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  392.523656] Call Trace:
[  392.558264] Node 0 
[  392.567607]  <IRQ>
[  392.596934] 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
[  392.596942] lowmem_reserve[]:
[  392.599871]  dump_stack+0x1c4/0x2b4
[  392.602251]  0
[  392.604396]  ? dump_stack_print_info.cold.2+0x52/0x52
[  392.629863]  2819 6323
[  392.632978]  warn_alloc.cold.119+0xb7/0x1bd
[  392.636574]  6323
[  392.638373]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.646029]  ? lock_downgrade+0x900/0x900
[  392.650322] Node 0 
[  392.652379]  ? trace_hardirqs_off+0xb8/0x310
[  392.657218] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.661337]  ? trace_hardirqs_off+0xb8/0x310
[  392.663546] lowmem_reserve[]:
[  392.667950]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.694641]  0
[  392.699063]  ? warn_alloc+0x120/0x120
[  392.702130]  0
[  392.706966]  ? trace_hardirqs_on+0x310/0x310
[  392.708747]  3503
[  392.712541]  ? warn_alloc+0x120/0x120
[  392.714319]  3503
[  392.718730]  ? warn_alloc+0x120/0x120
[  392.724561]  ? ktime_get+0x2e1/0x440
[  392.726614] Node 0 
[  392.730409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.734125] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  392.736334]  ? check_preemption_disabled+0x48/0x200
[  392.742882] lowmem_reserve[]:
[  392.771430]  ? kasan_check_read+0x11/0x20
[  392.776417]  0
[  392.779524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.783657]  0
[  392.785461]  ? should_fail+0x22d/0xd01
[  392.790969]  0
[  392.792772]  ? rcu_bh_qs+0xc0/0xc0
[  392.796634]  0
[  392.798439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.803748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.808826] Node 0 
[  392.814350]  ? should_fail+0x22d/0xd01
[  392.814353] DMA: 1*4kB 
[  392.816590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.820453] (U) 
[  392.823030]  ? should_fail+0x22d/0xd01
[  392.828109] 0*8kB 
[  392.830079]  ? rcu_idle_enter+0x4b0/0x4b0
[  392.833946] 0*16kB 1*32kB 
[  392.836102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.840230] (U) 
[  392.843083]  ? mark_held_locks+0x130/0x130
[  392.848161] 2*64kB 
[  392.850130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.854340] (U) 
[  392.856572]  ? mark_held_locks+0x130/0x130
[  392.862095] 1*128kB 
[  392.864068]  ? rcu_irq_exit+0xce/0x100
[  392.868273] (U) 
[  392.870611]  ? irq_exit+0xbd/0x1c0
[  392.874474] 1*256kB 
[  392.876445]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.879956] (U) 
[  392.882278]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.887535] 0*512kB 
[  392.890223]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.895554] 1*1024kB 
[  392.898417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.905225] (U) 
[  392.907627]  ? ret_from_intr+0xb/0x1e
[  392.913134] 1*2048kB (M) 
[  392.915117]  ? retint_kernel+0x2d/0x2d
[  392.918891] 3*4096kB 
[  392.921651]  ? trace_hardirqs_on_caller+0xc0/0x310
[  392.925513] (M) 
[  392.927918]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.932815] = 15908kB
[  392.934779]  ? trace_hardirqs_off+0x310/0x310
[  392.939507] Node 0 
[  392.941914]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.946377] DMA32: 
[  392.948611]  __alloc_pages_nodemask+0xa80/0xde0
[  392.953688] 5*4kB 
[  392.955929]  ? should_fail+0x22d/0xd01
[  392.960574] (UM) 
[  392.962717]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.966577] 1*8kB 
[  392.968640]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.973618] (U) 
[  392.975765]  ? lock_downgrade+0x900/0x900
[  392.980408] 2*16kB 
[  392.982397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.986516] (M) 
[  392.988748]  cache_grow_begin+0x91/0x8c0
[  392.994276] 3*32kB 
[  392.996246]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.000279] (UM) 
[  393.002510]  fallback_alloc+0x203/0x2e0
[  393.006895] 5*64kB 
[  393.008955]  ____cache_alloc_node+0x1c7/0x1e0
[  393.012900] (UM) 3*128kB (M) 
[  393.015147]  kmem_cache_alloc_node+0xe3/0x730
[  393.019615] 3*256kB 
[  393.022721]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.027186] (M) 4*512kB 
[  393.029517]  __alloc_skb+0x119/0x770
[  393.033723] (UM) 
[  393.036390]  ? skb_scrub_packet+0x490/0x490
[  393.040080] 3*1024kB 
[  393.042135]  ? lock_downgrade+0x900/0x900
[  393.046434] (UM) 
[  393.048885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.053030] 3*2048kB 
[  393.055088]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.060593] (M) 
[  393.062999]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.068425] 3*4096kB 
[  393.070403]  ? addrconf_rs_timer+0x690/0x690
[  393.075824] (M) 
[  393.078233]  ndisc_alloc_skb+0x144/0x340
[  393.082619] = 25180kB
[  393.084583]  ndisc_send_rs+0x331/0x6e0
[  393.088615] Node 0 
[  393.091023]  addrconf_rs_timer+0x314/0x690
[  393.094882] Normal: 
[  393.097119]  ? neigh_invalidate+0x550/0x550
[  393.101329] 694*4kB 
[  393.103646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.107948] (UMEH) 
[  393.110274]  call_timer_fn+0x272/0x920
[  393.114482] 370*8kB 
[  393.116710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.120570] (UMEH) 
[  393.122882]  ? process_timeout+0x40/0x40
[  393.127090] 193*16kB 
[  393.129318]  ? trace_hardirqs_off+0xb8/0x310
[  393.133349] (UMEH) 
[  393.135752]  ? kasan_check_read+0x11/0x20
[  393.140133] 79*32kB 
[  393.142365]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.146487] (UMEH) 
[  393.148840]  ? trace_hardirqs_on+0x310/0x310
[  393.153225] 32*64kB 
[  393.155460]  ? __run_timers+0x7da/0xc70
[  393.159837] (UM) 
[  393.162158]  ? lock_downgrade+0x900/0x900
[  393.166106] 5*128kB 
[  393.168164]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.172294] (UM) 
[  393.174621]  ? trace_hardirqs_on+0xbd/0x310
[  393.179696] 0*256kB 
[  393.181747]  ? kasan_check_read+0x11/0x20
[  393.186043] 0*512kB 
[  393.188362]  ? __run_timers+0x7da/0xc70
[  393.192482] 0*1024kB 
[  393.194797]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.198747] 0*2048kB 
[  393.201146]  ? kasan_check_write+0x14/0x20
[  393.206573] 0*4096kB 
[  393.208991]  ? do_raw_spin_lock+0xc1/0x200
[  393.213196] = 14040kB
[  393.213211] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  393.215612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.219837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  393.222235]  __run_timers+0x7e5/0xc70
[  393.231045] 163 total pagecache pages
[  393.235277]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  393.244101] 0 pages in swap cache
[  393.247926]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.251704] Swap cache stats: add 0, delete 0, find 0/0
[  393.257060]  ? timerqueue_add+0x207/0x2b0
[  393.260487] Free swap  = 0kB
[  393.265492]  ? enqueue_hrtimer+0x1a5/0x560
[  393.270828] Total swap = 0kB
[  393.274963]  ? lock_release+0x970/0x970
[  393.277957] 1965979 pages RAM
[  393.282192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.285184] 0 pages HighMem/MovableOnly
[  393.289154]  ? kasan_check_write+0x14/0x20
[  393.292237] 342307 pages reserved
[  393.297422]  ? pvclock_read_flags+0x160/0x160
[  393.301385] 0 pages cma reserved
[  393.305609]  ? lock_downgrade+0x900/0x900
[  393.309101] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.313523]  ? trace_hardirqs_on+0xbd/0x310
[  393.313540]  ? kvm_sched_clock_read+0x9/0x20
[  393.316950] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.321035]  ? irq_exit+0x17f/0x1c0
[  393.327513] ksoftirqd/0 cpuset=
[  393.331831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.336212] /
[  393.346518]  ? check_preemption_disabled+0x48/0x200
[  393.350120]  mems_allowed=0
[  393.353394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.374066]  run_timer_softirq+0x52/0xb0
[  393.378129]  ? __this_cpu_preempt_check+0x1c/0x1f
[  393.383196]  __do_softirq+0x30b/0xad8
[  393.387175]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  393.392281]  ? pvclock_read_flags+0x160/0x160
[  393.396773]  ? lapic_next_event+0x5a/0x90
[  393.400923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.406460]  ? clockevents_program_event+0x140/0x370
[  393.411567]  ? kvm_clock_read+0x18/0x30
[  393.415561]  ? kvm_sched_clock_read+0x9/0x20
[  393.419972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.425733]  ? check_preemption_disabled+0x48/0x200
[  393.430765]  irq_exit+0x17f/0x1c0
[  393.434220]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.439060]  ? smp_reschedule_interrupt+0x109/0x650
[  393.444074]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.449960]  ? interrupt_entry+0xb5/0xf0
[  393.454062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.459089]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.464106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.468942]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.473952]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.478975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.484683]  ? check_preemption_disabled+0x48/0x200
[  393.490417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.495266]  apic_timer_interrupt+0xf/0x20
[  393.499489]  </IRQ>
[  393.501724] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  393.507780] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  393.526673] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  393.534380] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  393.541646] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  393.548906] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  393.556171] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  393.563437] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  393.570718]  ? unmap_page_range+0xf56/0x2030
[  393.575130]  ? unmap_page_range+0x15ec/0x2030
[  393.579749]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  393.584353]  ? mark_held_locks+0x130/0x130
[  393.588598]  ? mark_held_locks+0x130/0x130
[  393.592831]  ? mark_held_locks+0x130/0x130
[  393.597065]  ? mark_held_locks+0x130/0x130
[  393.601296]  ? lock_downgrade+0x900/0x900
[  393.605453]  ? lock_downgrade+0x900/0x900
[  393.609608]  ? mark_held_locks+0x130/0x130
[  393.613844]  ? mark_held_locks+0x130/0x130
[  393.618510]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.624486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.631154]  ? uprobe_munmap+0x14c/0x450
[  393.636225]  ? uprobe_mmap+0xd50/0xd50
[  393.641199]  ? is_bpf_text_address+0xac/0x170
[  393.646579]  unmap_single_vma+0x19b/0x310
[  393.651596]  unmap_vmas+0x125/0x200
[  393.655396]  exit_mmap+0x2be/0x590
[  393.658950]  ? __ia32_sys_munmap+0x80/0x80
[  393.663213]  ? __might_sleep+0x95/0x190
[  393.667187]  mmput+0x247/0x610
[  393.670391]  ? lock_downgrade+0x900/0x900
[  393.674530]  ? set_mm_exe_file+0x200/0x200
[  393.678773]  ? kasan_check_read+0x11/0x20
[  393.682928]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.687344]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  393.691930]  ? kasan_check_write+0x14/0x20
[  393.696172]  ? do_raw_spin_lock+0xc1/0x200
[  393.700420]  do_exit+0xe6f/0x2610
[  393.703893]  ? mm_update_next_owner+0x990/0x990
[  393.708569]  ? pick_next_task_fair+0x990/0x16d0
[  393.713260]  ? trace_hardirqs_off+0xb8/0x310
[  393.717707]  ? mark_held_locks+0x130/0x130
[  393.721966]  ? lock_acquire+0x1ed/0x520
[  393.725940]  ? pipe_wait+0x266/0x2c0
[  393.729655]  ? mark_held_locks+0x130/0x130
[  393.733898]  ? arch_local_save_flags+0x40/0x40
[  393.738496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.744041]  ? __mutex_lock+0x85e/0x1700
[  393.748095]  ? __switch_to_asm+0x34/0x70
[  393.752153]  ? __switch_to_asm+0x40/0x70
[  393.756204]  ? __switch_to_asm+0x34/0x70
[  393.760262]  ? pipe_wait+0x266/0x2c0
[  393.763972]  ? __switch_to_asm+0x34/0x70
[  393.768027]  ? __switch_to_asm+0x34/0x70
[  393.772084]  ? mutex_trylock+0x2b0/0x2b0
[  393.776142]  ? __schedule+0x874/0x1ed0
[  393.780044]  ? __sched_text_start+0x8/0x8
[  393.784187]  ? lock_downgrade+0x900/0x900
[  393.788342]  ? memset+0x31/0x40
[  393.791618]  ? __dequeue_signal+0xf9/0x7d0
[  393.795855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.801391]  ? recalc_sigpending_tsk+0x140/0x180
[  393.806150]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.811684]  ? get_signal+0x95b/0x1980
[  393.815567]  ? lock_downgrade+0x900/0x900
[  393.819719]  do_group_exit+0x177/0x440
[  393.823608]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.829058]  ? __ia32_sys_exit+0x50/0x50
[  393.833118]  ? kasan_check_write+0x14/0x20
[  393.837354]  ? do_raw_spin_lock+0xc1/0x200
[  393.841591]  get_signal+0x8b0/0x1980
[  393.845333]  ? ptrace_notify+0x130/0x130
[  393.849407]  ? finish_wait+0x430/0x430
[  393.853304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.858837]  ? pipe_read+0x702/0x940
[  393.862545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.868099]  do_signal+0x9c/0x21e0
[  393.871635]  ? __vfs_read+0x11f/0x9b0
[  393.875441]  ? vfs_copy_file_range+0xb90/0xb90
[  393.880021]  ? setup_sigcontext+0x7d0/0x7d0
[  393.884363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.889911]  exit_to_usermode_loop+0x2e5/0x380
[  393.894493]  ? syscall_slow_exit_work+0x520/0x520
[  393.899335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.904878]  do_syscall_64+0x6be/0x820
[  393.908767]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  393.914128]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.919067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.923911]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.928939]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.933962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.938812]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.943998] RIP: 0033:0x410fd0
[  393.947189] Code: Bad RIP value.
[  393.950544] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  393.958249] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  393.965513] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  393.972774] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  393.981525] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  393.990528] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  393.999297] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  393.999349] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.007620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.007624] Call Trace:
[  394.007646]  dump_stack+0x1c4/0x2b4
[  394.007662]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.014729] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.024032]  warn_alloc.cold.119+0xb7/0x1bd
[  394.026593] syz-executor2 cpuset=
[  394.030216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.035379] syz2
[  394.045864]  ? lock_downgrade+0x900/0x900
[  394.050163]  mems_allowed=0
[  394.053609]  ? trace_hardirqs_off+0xb8/0x310
[  394.071852]  ? trace_hardirqs_off+0xb8/0x310
[  394.076263]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.081146]  ? warn_alloc+0x120/0x120
[  394.084960]  ? warn_alloc+0x120/0x120
[  394.088760]  ? warn_alloc+0x120/0x120
[  394.092561]  ? mark_held_locks+0x130/0x130
[  394.097232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.103734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.109445]  ? should_fail+0x22d/0xd01
[  394.113334]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.118438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.123971]  ? should_fail+0x22d/0xd01
[  394.127884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.132991]  ? should_fail+0x22d/0xd01
[  394.136880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.141990]  ? mark_held_locks+0x130/0x130
[  394.146227]  ? mark_held_locks+0x130/0x130
[  394.150472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.156006]  ? mark_held_locks+0x130/0x130
[  394.160236]  ? trace_hardirqs_on+0x310/0x310
[  394.164656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.170213]  ? wq_watchdog_touch+0x9c/0xfe
[  394.174445]  ? io_serial_in+0x11/0x90
[  394.178244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.183782]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.188890]  __alloc_pages_nodemask+0xa80/0xde0
[  394.193564]  ? should_fail+0x22d/0xd01
[  394.197464]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.202505]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.207174]  ? lock_downgrade+0x900/0x900
[  394.211327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.216862]  cache_grow_begin+0x91/0x8c0
[  394.220930]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.225341]  fallback_alloc+0x203/0x2e0
[  394.229311]  ____cache_alloc_node+0x1c7/0x1e0
[  394.233820]  kmem_cache_alloc_node+0xe3/0x730
[  394.238310]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.242544]  __alloc_skb+0x119/0x770
[  394.246254]  ? skb_scrub_packet+0x490/0x490
[  394.250585]  ? lock_downgrade+0x900/0x900
[  394.254729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.260260]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.265708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.271158]  ? addrconf_rs_timer+0x690/0x690
[  394.275570]  ndisc_alloc_skb+0x144/0x340
[  394.279626]  ndisc_send_rs+0x331/0x6e0
[  394.283512]  addrconf_rs_timer+0x314/0x690
[  394.288181]  ? lock_release+0x970/0x970
[  394.292674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.296919]  call_timer_fn+0x272/0x920
[  394.300808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.305474]  ? process_timeout+0x40/0x40
[  394.310396]  ? kasan_check_read+0x11/0x20
[  394.314714]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.319116]  ? trace_hardirqs_on+0x310/0x310
[  394.323525]  ? __run_timers+0x7da/0xc70
[  394.328278]  ? lock_downgrade+0x900/0x900
[  394.332948]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.338044]  ? trace_hardirqs_on+0xbd/0x310
[  394.342371]  ? kasan_check_read+0x11/0x20
[  394.346514]  ? __run_timers+0x7da/0xc70
[  394.350489]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.355942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.361480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.365714]  __run_timers+0x7e5/0xc70
[  394.369524]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.374884]  ? lock_downgrade+0x900/0x900
[  394.379041]  ? finish_task_switch+0x1b5/0x900
[  394.383540]  ? trace_hardirqs_on+0xbd/0x310
[  394.387856]  ? kasan_check_read+0x11/0x20
[  394.392003]  ? finish_task_switch+0x1f5/0x900
[  394.396491]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.401955]  ? compat_start_thread+0x80/0x80
[  394.406363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.411905]  ? pvclock_read_flags+0x160/0x160
[  394.416406]  ? __switch_to_asm+0x34/0x70
[  394.420461]  ? __switch_to_asm+0x34/0x70
[  394.424513]  ? __switch_to_asm+0x40/0x70
[  394.428569]  ? __switch_to_asm+0x40/0x70
[  394.432627]  ? __switch_to_asm+0x34/0x70
[  394.436681]  ? __switch_to_asm+0x40/0x70
[  394.440742]  ? trace_hardirqs_on+0xbd/0x310
[  394.445059]  ? kvm_sched_clock_read+0x9/0x20
[  394.449464]  ? run_ksoftirqd+0x94/0x100
[  394.453435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.459220]  ? check_preemption_disabled+0x48/0x200
[  394.464231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.469767]  run_timer_softirq+0x52/0xb0
[  394.473841]  ? __this_cpu_preempt_check+0x1c/0x1f
[  394.478693]  __do_softirq+0x30b/0xad8
[  394.482497]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  394.487597]  ? trace_hardirqs_off+0xb8/0x310
[  394.492012]  ? schedule+0x108/0x460
[  394.495641]  ? run_ksoftirqd+0x99/0x100
[  394.499611]  ? trace_hardirqs_off+0xb8/0x310
[  394.504015]  ? smpboot_thread_fn+0x68b/0xa00
[  394.508417]  ? trace_hardirqs_on+0x310/0x310
[  394.512823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.518360]  ? check_preemption_disabled+0x48/0x200
[  394.523373]  ? takeover_tasklets+0xa90/0xa90
[  394.527779]  run_ksoftirqd+0x94/0x100
[  394.531764]  smpboot_thread_fn+0x68b/0xa00
[  394.535998]  ? sort_range+0x30/0x30
[  394.539623]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.544726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.550263]  ? __kthread_parkme+0xfb/0x1a0
[  394.554497]  kthread+0x35a/0x420
[  394.557860]  ? sort_range+0x30/0x30
[  394.561485]  ? kthread_bind+0x40/0x40
[  394.565289]  ret_from_fork+0x3a/0x50
[  394.569551] warn_alloc_show_mem: 1 callbacks suppressed
[  394.569563] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  394.569565] Mem-Info:
[  394.569593] active_anon:45632 inactive_anon:123 isolated_anon:0
[  394.569593]  active_file:17 inactive_file:16 isolated_file:0
[  394.569593]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.569593]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  394.569593]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  394.569593]  free:13774 free_pcp:156 free_cma:0
[  394.576318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.584807] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.587720] Call Trace:
[  394.621717] Node 0 
[  394.631078]  <IRQ>
[  394.658582] 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
[  394.661143]  dump_stack+0x1c4/0x2b4
[  394.663345] lowmem_reserve[]:
[  394.665490]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.690960]  0 2819
[  394.694601]  warn_alloc.cold.119+0xb7/0x1bd
[  394.697689]  6323
[  394.702871]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.705084]  6323
[  394.709401]  ? lock_downgrade+0x900/0x900
[  394.711439] Node 0 
[  394.716271]  ? trace_hardirqs_off+0xb8/0x310
[  394.718333] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  394.722484]  ? trace_hardirqs_off+0xb8/0x310
[  394.724695] lowmem_reserve[]:
[  394.729097]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.755615]  0
[  394.760037]  ? warn_alloc+0x120/0x120
[  394.763105]  0
[  394.767943]  ? trace_hardirqs_on+0x310/0x310
[  394.769719]  3503
[  394.773509]  ? warn_alloc+0x120/0x120
[  394.775289]  3503
[  394.779707]  ? warn_alloc+0x120/0x120
[  394.785540]  ? ktime_get+0x2e1/0x440
[  394.787578] Node 0 
[  394.791370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.795079] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  394.797285]  ? check_preemption_disabled+0x48/0x200
[  394.802789] lowmem_reserve[]:
[  394.832886]  ? kasan_check_read+0x11/0x20
[  394.837892]  0
[  394.841004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.845119]  0 0
[  394.846936]  ? should_fail+0x22d/0xd01
[  394.852443]  0
[  394.854444]  ? rcu_bh_qs+0xc0/0xc0
[  394.858306] Node 0 
[  394.860104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.863616] DMA: 
[  394.865847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.870924] 1*4kB 
[  394.872986]  ? should_fail+0x22d/0xd01
[  394.878516] (U) 
[  394.880660]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.884524] 0*8kB 
[  394.886492]  ? should_fail+0x22d/0xd01
[  394.891584] 0*16kB 
[  394.893723]  ? rcu_idle_enter+0x4b0/0x4b0
[  394.897583] 1*32kB 
[  394.899815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.903967] (U) 
[  394.906203]  ? mark_held_locks+0x130/0x130
[  394.911279] 2*64kB 
[  394.913441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.917816] (U) 
[  394.920048]  ? mark_held_locks+0x130/0x130
[  394.925561] 1*128kB 
[  394.927543]  ? rcu_irq_exit+0xce/0x100
[  394.931762] (U) 
[  394.934443]  ? irq_exit+0xbd/0x1c0
[  394.938559] 1*256kB 
[  394.940529]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.944067] (U) 
[  394.946389]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.951391] 0*512kB 
[  394.953390]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.957780] 1*1024kB 
[  394.960095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.965957] (U) 
[  394.968366]  ? ret_from_intr+0xb/0x1e
[  394.973890] 1*2048kB 
[  394.975881]  ? retint_kernel+0x2d/0x2d
[  394.979659] (M) 
[  394.982065]  ? trace_hardirqs_on_caller+0xc0/0x310
[  394.985934] 3*4096kB 
[  394.987912]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.992804] (M) 
[  394.995267]  ? trace_hardirqs_off+0x310/0x310
[  394.999993] = 15908kB
[  395.001963]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.006438] Node 0 
[  395.008848]  __alloc_pages_nodemask+0xa80/0xde0
[  395.013923] DMA32: 
[  395.016166]  ? should_fail+0x22d/0xd01
[  395.020811] 5*4kB 
[  395.023038]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.026895] (UM) 
[  395.029066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.034042] 1*8kB 
[  395.036108]  ? lock_downgrade+0x900/0x900
[  395.040746] (U) 
[  395.042894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.047020] 2*16kB 
[  395.048991]  cache_grow_begin+0x91/0x8c0
[  395.054502] (M) 
[  395.056734]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.060767] 3*32kB 
[  395.062740]  fallback_alloc+0x203/0x2e0
[  395.067131] (UM) 
[  395.069365]  ____cache_alloc_node+0x1c7/0x1e0
[  395.073316] 5*64kB 
[  395.075388]  kmem_cache_alloc_node+0xe3/0x730
[  395.079859] (UM) 
[  395.082095]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.086564] 3*128kB 
[  395.088646]  __alloc_skb+0x119/0x770
[  395.092851] (M) 
[  395.095171]  ? skb_scrub_packet+0x490/0x490
[  395.098859] 3*256kB 
[  395.100827]  ? lock_downgrade+0x900/0x900
[  395.105120] (M) 
[  395.107443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.111560] 4*512kB 
[  395.113528]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.119034] (UM) 
[  395.121353]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.126777] 3*1024kB 
[  395.128835]  ? addrconf_rs_timer+0x690/0x690
[  395.134255] (UM) 
[  395.136663]  ndisc_alloc_skb+0x144/0x340
[  395.141054] 3*2048kB 
[  395.143112]  ndisc_send_rs+0x331/0x6e0
[  395.147146] (M) 
[  395.149547]  addrconf_rs_timer+0x314/0x690
[  395.153398] 3*4096kB (M) 
[  395.155381]  ? neigh_invalidate+0x550/0x550
[  395.159589] = 25180kB
[  395.162337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.166631] Node 0 
[  395.169039]  call_timer_fn+0x272/0x920
[  395.173243] Normal: 
[  395.175472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.179336] 694*4kB 
[  395.181680]  ? process_timeout+0x40/0x40
[  395.185886] (UMEH) 
[  395.188212]  ? trace_hardirqs_off+0xb8/0x310
[  395.192244] 370*8kB 
[  395.194471]  ? kasan_check_read+0x11/0x20
[  395.198854] (UMEH) 
[  395.201175]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.205294] 193*16kB 
[  395.207521]  ? trace_hardirqs_on+0x310/0x310
[  395.211933] (UMEH) 
[  395.214332]  ? __run_timers+0x7da/0xc70
[  395.218715] 79*32kB 
[  395.220942]  ? lock_downgrade+0x900/0x900
[  395.220959]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.224899] (UMEH) 32*64kB (UM) 
[  395.227230]  ? trace_hardirqs_on+0xbd/0x310
[  395.231349] 5*128kB 
[  395.236441]  ? kasan_check_read+0x11/0x20
[  395.239786] (UM) 
[  395.244115]  ? __run_timers+0x7da/0xc70
[  395.246428] 0*256kB 
[  395.250571]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.252604] 0*512kB 0*1024kB 
[  395.256576]  ? kasan_check_write+0x14/0x20
[  395.258881] 0*2048kB 
[  395.265283]  ? do_raw_spin_lock+0xc1/0x200
[  395.268534] 0*4096kB 
[  395.272760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.275142] = 14040kB
[  395.279368]  __run_timers+0x7e5/0xc70
[  395.281758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  395.285983]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.288373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  395.292161]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.300975] 163 total pagecache pages
[  395.306339]  ? timerqueue_add+0x207/0x2b0
[  395.314884] 0 pages in swap cache
[  395.319918]  ? enqueue_hrtimer+0x1a5/0x560
[  395.323697] Swap cache stats: add 0, delete 0, find 0/0
[  395.327836]  ? lock_release+0x970/0x970
[  395.331273] Free swap  = 0kB
[  395.335508]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.340840] Total swap = 0kB
[  395.340849] 1965979 pages RAM
[  395.344817]  ? kasan_check_write+0x14/0x20
[  395.347823] 0 pages HighMem/MovableOnly
[  395.353005]  ? pvclock_read_flags+0x160/0x160
[  395.356001] 342307 pages reserved
[  395.359097]  ? lock_downgrade+0x900/0x900
[  395.363320] 0 pages cma reserved
[  395.367284]  ? trace_hardirqs_on+0xbd/0x310
[  395.371816] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.375194]  ? kvm_sched_clock_read+0x9/0x20
[  395.379372] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.382689]  ? irq_exit+0x17f/0x1c0
[  395.386983] ksoftirqd/0 cpuset=
[  395.393466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.397846] /
[  395.408153]  ? check_preemption_disabled+0x48/0x200
[  395.411753]  mems_allowed=0
[  395.415020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.435903]  run_timer_softirq+0x52/0xb0
[  395.439976]  ? __this_cpu_preempt_check+0x1c/0x1f
[  395.444821]  __do_softirq+0x30b/0xad8
[  395.448621]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.453720]  ? pvclock_read_flags+0x160/0x160
[  395.458210]  ? lapic_next_event+0x5a/0x90
[  395.462385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.467934]  ? clockevents_program_event+0x140/0x370
[  395.473048]  ? kvm_clock_read+0x18/0x30
[  395.477023]  ? kvm_sched_clock_read+0x9/0x20
[  395.481446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.486978]  ? check_preemption_disabled+0x48/0x200
[  395.491994]  irq_exit+0x17f/0x1c0
[  395.495454]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.500295]  ? smp_reschedule_interrupt+0x109/0x650
[  395.505320]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.511895]  ? interrupt_entry+0xb5/0xf0
[  395.516741]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.521922]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.526944]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.531784]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.536795]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.541807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.547343]  ? check_preemption_disabled+0x48/0x200
[  395.552361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.557217]  apic_timer_interrupt+0xf/0x20
[  395.561459]  </IRQ>
[  395.563695] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  395.569746] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  395.588654] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  395.596371] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  395.604143] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  395.612360] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  395.619623] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  395.626885] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  395.634180]  ? unmap_page_range+0xf56/0x2030
[  395.638592]  ? unmap_page_range+0x15ec/0x2030
[  395.643106]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  395.647602]  ? mark_held_locks+0x130/0x130
[  395.651844]  ? mark_held_locks+0x130/0x130
[  395.656076]  ? mark_held_locks+0x130/0x130
[  395.660312]  ? mark_held_locks+0x130/0x130
[  395.664543]  ? lock_downgrade+0x900/0x900
[  395.668682]  ? lock_downgrade+0x900/0x900
[  395.672837]  ? mark_held_locks+0x130/0x130
[  395.677074]  ? mark_held_locks+0x130/0x130
[  395.681326]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.686336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.691868]  ? uprobe_munmap+0x14c/0x450
[  395.695921]  ? uprobe_mmap+0xd50/0xd50
[  395.699806]  ? is_bpf_text_address+0xac/0x170
[  395.704316]  unmap_single_vma+0x19b/0x310
[  395.708463]  unmap_vmas+0x125/0x200
[  395.712108]  exit_mmap+0x2be/0x590
[  395.715646]  ? __ia32_sys_munmap+0x80/0x80
[  395.719886]  ? __might_sleep+0x95/0x190
[  395.723928]  mmput+0x247/0x610
[  395.727141]  ? lock_downgrade+0x900/0x900
[  395.731403]  ? set_mm_exe_file+0x200/0x200
[  395.735986]  ? kasan_check_read+0x11/0x20
[  395.740231]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.744980]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  395.749886]  ? kasan_check_write+0x14/0x20
[  395.754561]  ? do_raw_spin_lock+0xc1/0x200
[  395.759063]  do_exit+0xe6f/0x2610
[  395.762779]  ? mm_update_next_owner+0x990/0x990
[  395.767907]  ? pick_next_task_fair+0x990/0x16d0
[  395.772988]  ? trace_hardirqs_off+0xb8/0x310
[  395.777658]  ? mark_held_locks+0x130/0x130
[  395.782947]  ? lock_acquire+0x1ed/0x520
[  395.787198]  ? pipe_wait+0x266/0x2c0
[  395.791101]  ? mark_held_locks+0x130/0x130
[  395.795557]  ? arch_local_save_flags+0x40/0x40
[  395.800561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.806436]  ? __mutex_lock+0x85e/0x1700
[  395.810514]  ? __switch_to_asm+0x34/0x70
[  395.814571]  ? __switch_to_asm+0x40/0x70
[  395.818622]  ? __switch_to_asm+0x34/0x70
[  395.822685]  ? pipe_wait+0x266/0x2c0
[  395.826415]  ? __switch_to_asm+0x34/0x70
[  395.830502]  ? __switch_to_asm+0x34/0x70
[  395.834558]  ? mutex_trylock+0x2b0/0x2b0
[  395.838615]  ? __schedule+0x874/0x1ed0
[  395.842509]  ? __sched_text_start+0x8/0x8
[  395.846655]  ? lock_downgrade+0x900/0x900
[  395.850801]  ? memset+0x31/0x40
[  395.854076]  ? __dequeue_signal+0xf9/0x7d0
[  395.858321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.863856]  ? recalc_sigpending_tsk+0x140/0x180
[  395.868605]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.874144]  ? get_signal+0x95b/0x1980
[  395.878029]  ? lock_downgrade+0x900/0x900
[  395.882181]  do_group_exit+0x177/0x440
[  395.886065]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.891520]  ? __ia32_sys_exit+0x50/0x50
[  395.895573]  ? kasan_check_write+0x14/0x20
[  395.899803]  ? do_raw_spin_lock+0xc1/0x200
[  395.904040]  get_signal+0x8b0/0x1980
[  395.907760]  ? ptrace_notify+0x130/0x130
[  395.911823]  ? finish_wait+0x430/0x430
[  395.915709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.921240]  ? pipe_read+0x702/0x940
[  395.924953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.930498]  do_signal+0x9c/0x21e0
[  395.934032]  ? __vfs_read+0x11f/0x9b0
[  395.937831]  ? vfs_copy_file_range+0xb90/0xb90
[  395.942411]  ? setup_sigcontext+0x7d0/0x7d0
[  395.946761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.952307]  exit_to_usermode_loop+0x2e5/0x380
[  395.956886]  ? syscall_slow_exit_work+0x520/0x520
[  395.961727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.967265]  do_syscall_64+0x6be/0x820
[  395.971151]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.976511]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.981448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.986286]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.991300]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.996312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.001152]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.006336] RIP: 0033:0x410fd0
[  396.009526] Code: Bad RIP value.
[  396.012883] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  396.020588] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  396.028370] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  396.037186] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  396.047506] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  396.055549] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  396.062833] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  396.062885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.069600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.076165] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.085412] Call Trace:
[  396.095884] syz-executor2 cpuset=syz2
[  396.098472]  dump_stack+0x1c4/0x2b4
[  396.098490]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.102271]  mems_allowed=0
[  396.105891]  warn_alloc.cold.119+0xb7/0x1bd
[  396.118301]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.123143]  ? lock_downgrade+0x900/0x900
[  396.127304]  ? trace_hardirqs_off+0xb8/0x310
[  396.131710]  ? trace_hardirqs_off+0xb8/0x310
[  396.136121]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.140979]  ? warn_alloc+0x120/0x120
[  396.144773]  ? warn_alloc+0x120/0x120
[  396.148571]  ? warn_alloc+0x120/0x120
[  396.152368]  ? mark_held_locks+0x130/0x130
[  396.156617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.162151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.167685]  ? should_fail+0x22d/0xd01
[  396.172543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.177640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.183175]  ? should_fail+0x22d/0xd01
[  396.187062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.192161]  ? should_fail+0x22d/0xd01
[  396.196066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.201180]  ? mark_held_locks+0x130/0x130
[  396.205414]  ? mark_held_locks+0x130/0x130
[  396.209646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.215188]  ? trace_hardirqs_off+0xb8/0x310
[  396.219591]  ? kasan_check_read+0x11/0x20
[  396.223735]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.228140]  ? trace_hardirqs_on+0x310/0x310
[  396.232543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.238082]  ? wq_watchdog_touch+0x9c/0xfe
[  396.242317]  ? io_serial_in+0x11/0x90
[  396.246117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.251667]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.256777]  __alloc_pages_nodemask+0xa80/0xde0
[  396.261441]  ? should_fail+0x22d/0xd01
[  396.265333]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.270360]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.275030]  ? lock_downgrade+0x900/0x900
[  396.279179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.284715]  cache_grow_begin+0x91/0x8c0
[  396.288769]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.293192]  fallback_alloc+0x203/0x2e0
[  396.297195]  ____cache_alloc_node+0x1c7/0x1e0
[  396.301707]  kmem_cache_alloc_node+0xe3/0x730
[  396.306217]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.310465]  __alloc_skb+0x119/0x770
[  396.314179]  ? skb_scrub_packet+0x490/0x490
[  396.318498]  ? lock_downgrade+0x900/0x900
[  396.322648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.328198]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.333648]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.339108]  ? addrconf_rs_timer+0x690/0x690
[  396.343519]  ndisc_alloc_skb+0x144/0x340
[  396.347583]  ndisc_send_rs+0x331/0x6e0
[  396.351476]  addrconf_rs_timer+0x314/0x690
[  396.355708]  ? lock_release+0x970/0x970
[  396.359685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.363942]  call_timer_fn+0x272/0x920
[  396.367849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.372080]  ? process_timeout+0x40/0x40
[  396.376135]  ? kasan_check_read+0x11/0x20
[  396.380281]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.384686]  ? trace_hardirqs_on+0x310/0x310
[  396.389092]  ? __run_timers+0x7da/0xc70
[  396.393064]  ? lock_downgrade+0x900/0x900
[  396.397216]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.402316]  ? trace_hardirqs_on+0xbd/0x310
[  396.406641]  ? kasan_check_read+0x11/0x20
[  396.410786]  ? __run_timers+0x7da/0xc70
[  396.414772]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.420748]  ? kasan_check_write+0x14/0x20
[  396.425154]  ? do_raw_spin_lock+0xc1/0x200
[  396.429405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.433637]  __run_timers+0x7e5/0xc70
[  396.437442]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.442802]  ? lock_downgrade+0x900/0x900
[  396.447209]  ? finish_task_switch+0x1b5/0x900
[  396.452313]  ? trace_hardirqs_on+0xbd/0x310
[  396.456629]  ? kasan_check_read+0x11/0x20
[  396.460775]  ? finish_task_switch+0x1f5/0x900
[  396.465273]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.470719]  ? compat_start_thread+0x80/0x80
[  396.475128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.480676]  ? pvclock_read_flags+0x160/0x160
[  396.485171]  ? __switch_to_asm+0x34/0x70
[  396.489228]  ? __switch_to_asm+0x34/0x70
[  396.493285]  ? __switch_to_asm+0x40/0x70
[  396.497345]  ? __switch_to_asm+0x40/0x70
[  396.501413]  ? __switch_to_asm+0x34/0x70
[  396.505482]  ? __switch_to_asm+0x40/0x70
[  396.509543]  ? trace_hardirqs_on+0xbd/0x310
[  396.513862]  ? kvm_sched_clock_read+0x9/0x20
[  396.518269]  ? run_ksoftirqd+0x94/0x100
[  396.522241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.527781]  ? check_preemption_disabled+0x48/0x200
[  396.533002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.538540]  run_timer_softirq+0x52/0xb0
[  396.542612]  ? __this_cpu_preempt_check+0x1c/0x1f
[  396.547455]  __do_softirq+0x30b/0xad8
[  396.551258]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.556367]  ? trace_hardirqs_off+0xb8/0x310
[  396.560775]  ? schedule+0x108/0x460
[  396.564405]  ? run_ksoftirqd+0x99/0x100
[  396.568409]  ? trace_hardirqs_off+0xb8/0x310
[  396.572817]  ? smpboot_thread_fn+0x68b/0xa00
[  396.577223]  ? trace_hardirqs_on+0x310/0x310
[  396.581634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.587172]  ? check_preemption_disabled+0x48/0x200
[  396.592184]  ? takeover_tasklets+0xa90/0xa90
[  396.596591]  run_ksoftirqd+0x94/0x100
[  396.600388]  smpboot_thread_fn+0x68b/0xa00
[  396.604625]  ? sort_range+0x30/0x30
[  396.608248]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  396.613359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.618913]  ? __kthread_parkme+0xfb/0x1a0
[  396.623166]  kthread+0x35a/0x420
[  396.626541]  ? sort_range+0x30/0x30
[  396.630178]  ? kthread_bind+0x40/0x40
[  396.633974]  ret_from_fork+0x3a/0x50
[  396.637689] warn_alloc_show_mem: 1 callbacks suppressed
[  396.637700] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  396.637702] Mem-Info:
[  396.637732] active_anon:45632 inactive_anon:123 isolated_anon:0
[  396.637732]  active_file:17 inactive_file:16 isolated_file:0
[  396.637732]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.637732]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  396.637732]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  396.637732]  free:13774 free_pcp:156 free_cma:0
[  396.643071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.650265] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.652661] Call Trace:
[  396.686048] Node 0 
[  396.695401]  <IRQ>
[  396.722922] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.725496]  dump_stack+0x1c4/0x2b4
[  396.727701] lowmem_reserve[]:
[  396.729850]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.755326]  0
[  396.758955]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  396.762029]  2819
[  396.767213]  warn_alloc.cold.119+0xb7/0x1bd
[  396.768993]  6323
[  396.774715]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.776765]  6323
[  396.781079]  ? lock_downgrade+0x900/0x900
[  396.787952]  ? trace_hardirqs_off+0xb8/0x310
[  396.789998] Node 0 
[  396.794139]  ? trace_hardirqs_off+0xb8/0x310
[  396.798551] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.800758]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.805130] lowmem_reserve[]: 0
[  396.835962]  ? warn_alloc+0x120/0x120
[  396.840780]  0
[  396.844053]  ? warn_alloc+0x120/0x120
[  396.847829]  3503
[  396.849626]  ? warn_alloc+0x120/0x120
[  396.853402]  3503
[  396.855494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.861327]  ? warn_alloc+0x120/0x120
[  396.866837] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  396.870658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.870675]  ? should_fail+0x22d/0xd01
[  396.899547] lowmem_reserve[]: 0
[  396.905137]  ? rcu_bh_qs+0xc0/0xc0
[  396.909024]  0
[  396.912298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.916507]  0
[  396.918650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.924418]  0
[  396.926216]  ? should_fail+0x22d/0xd01
[  396.933541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.937417] Node 0 
[  396.942520]  ? should_fail+0x22d/0xd01
[  396.942523] DMA: 1*4kB 
[  396.944763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.948625] (U) 
[  396.951208]  ? mark_held_locks+0x130/0x130
[  396.956286] 0*8kB 
[  396.958474]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.962683] 0*16kB 1*32kB (U) 2*64kB 
[  396.964987]  ? should_fail+0x22d/0xd01
[  396.970064] (U) 
[  396.973859]  ? mark_held_locks+0x130/0x130
[  396.977722] 1*128kB 
[  396.979695]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.983918] (U) 
[  396.986236]  ? mark_held_locks+0x130/0x130
[  396.991314] 1*256kB 
[  396.993283]  ? mark_held_locks+0x130/0x130
[  396.997504] (U) 
[  396.999828]  ? ret_from_intr+0xb/0x1e
[  397.004050] 0*512kB 
[  397.006033]  ? retint_kernel+0x2d/0x2d
[  397.009816] 1*1024kB (U) 
[  397.012158]  ? trace_hardirqs_on_caller+0xc0/0x310
[  397.016033] 1*2048kB 
[  397.018789]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.023684] (M) 3*4096kB 
[  397.026101]  ? trace_hardirqs_off+0x310/0x310
[  397.030830] (M) 
[  397.033595]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.038058] = 15908kB
[  397.038067] Node 0 
[  397.040043]  __alloc_pages_nodemask+0xa80/0xde0
[  397.045117] DMA32: 
[  397.047534]  ? should_fail+0x22d/0xd01
[  397.050872] 5*4kB 
[  397.055534]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.057745] (UM) 
[  397.061636]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.063760] 1*8kB 
[  397.068772]  ? lock_downgrade+0x900/0x900
[  397.070808] (U) 
[  397.075466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.077589] 2*16kB 
[  397.081729]  cache_grow_begin+0x91/0x8c0
[  397.083676] (M) 
[  397.089210]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.091430] 3*32kB (UM) 
[  397.095502]  fallback_alloc+0x203/0x2e0
[  397.097456] 5*64kB 
[  397.101858]  ____cache_alloc_node+0x1c7/0x1e0
[  397.104506] (UM) 
[  397.108488]  kmem_cache_alloc_node+0xe3/0x730
[  397.110700] 3*128kB 
[  397.115193]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.117227] (M) 
[  397.121717]  __alloc_skb+0x119/0x770
[  397.124018] 3*256kB 
[  397.128243]  ? skb_scrub_packet+0x490/0x490
[  397.130198] (M) 
[  397.133911]  ? lock_downgrade+0x900/0x900
[  397.136234] 4*512kB 
[  397.140546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.142514] (UM) 
[  397.146657]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.149390] 3*1024kB 
[  397.155699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.157764] (UM) 
[  397.163209]  ? addrconf_rs_timer+0x690/0x690
[  397.165600] 3*2048kB 
[  397.171042]  ndisc_alloc_skb+0x144/0x340
[  397.173075] (M) 
[  397.177475]  ndisc_send_rs+0x331/0x6e0
[  397.179866] 3*4096kB 
[  397.183917]  addrconf_rs_timer+0x314/0x690
[  397.183936]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.185894] (M) 
[  397.189776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.192161] = 25180kB
[  397.196391]  call_timer_fn+0x272/0x920
[  397.201908] Node 0 
[  397.203874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.208086] Normal: 
[  397.210502]  ? process_timeout+0x40/0x40
[  397.214365] 694*4kB 
[  397.216596]  ? trace_hardirqs_off+0xb8/0x310
[  397.220807] (UMEH) 
[  397.223130]  ? kasan_check_read+0x11/0x20
[  397.227189] 370*8kB 
[  397.229516]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.233905] (UMEH) 
[  397.236130]  ? trace_hardirqs_on+0x310/0x310
[  397.240259] 193*16kB 
[  397.242590]  ? __run_timers+0x7da/0xc70
[  397.247005] (UMEH) 
[  397.249238]  ? lock_downgrade+0x900/0x900
[  397.253626] 79*32kB 
[  397.256036]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.259985] (UMEH) 
[  397.262213]  ? trace_hardirqs_on+0xbd/0x310
[  397.266335] 32*64kB 
[  397.268663]  ? kasan_check_read+0x11/0x20
[  397.273740] (UM) 
[  397.275969]  ? __run_timers+0x7da/0xc70
[  397.280268] 5*128kB 
[  397.283276]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.287591] (UM) 
[  397.289645]  ? kasan_check_write+0x14/0x20
[  397.293596] 0*256kB 
[  397.295945]  ? do_raw_spin_lock+0xc1/0x200
[  397.301371] 0*512kB 
[  397.303436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.307652] 0*1024kB 
[  397.309970]  __run_timers+0x7e5/0xc70
[  397.314184] 0*2048kB 
[  397.316499]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  397.320715] 0*4096kB 
[  397.323117]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.326892] = 14040kB
[  397.329311]  ? timerqueue_add+0x207/0x2b0
[  397.334653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  397.337049]  ? enqueue_hrtimer+0x1a5/0x560
[  397.342050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  397.344450]  ? lock_release+0x970/0x970
[  397.348579] 163 total pagecache pages
[  397.357402]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.361623] 0 pages in swap cache
[  397.370190]  ? kasan_check_write+0x14/0x20
[  397.374147] Swap cache stats: add 0, delete 0, find 0/0
[  397.377947]  ? pvclock_read_flags+0x160/0x160
[  397.383110] Free swap  = 0kB
[  397.386555]  ? lock_downgrade+0x900/0x900
[  397.390765] Total swap = 0kB
[  397.396124]  ? trace_hardirqs_on+0xbd/0x310
[  397.400595] 1965979 pages RAM
[  397.403605]  ? kvm_sched_clock_read+0x9/0x20
[  397.407725] 0 pages HighMem/MovableOnly
[  397.410736]  ? irq_exit+0x17f/0x1c0
[  397.410755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.415049] 342307 pages reserved
[  397.418157]  ? check_preemption_disabled+0x48/0x200
[  397.422536] 0 pages cma reserved
[  397.426918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.430596] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.436075]  run_timer_softirq+0x52/0xb0
[  397.436094]  ? __this_cpu_preempt_check+0x1c/0x1f
[  397.439596] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.444536]  __do_softirq+0x30b/0xad8
[  397.447887] ksoftirqd/0 cpuset=
[  397.453464]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.459932] /
[  397.463983]  ? pvclock_read_flags+0x160/0x160
[  397.468825]  mems_allowed=0
[  397.479128]  ? lapic_next_event+0x5a/0x90
[  397.504499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.510038]  ? clockevents_program_event+0x140/0x370
[  397.515157]  ? kvm_clock_read+0x18/0x30
[  397.519140]  ? kvm_sched_clock_read+0x9/0x20
[  397.523595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.529133]  ? check_preemption_disabled+0x48/0x200
[  397.534154]  irq_exit+0x17f/0x1c0
[  397.537605]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.542446]  ? smp_reschedule_interrupt+0x109/0x650
[  397.547459]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.553336]  ? interrupt_entry+0xb5/0xf0
[  397.557393]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.562409]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.567437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.572278]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.577317]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.582345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.587880]  ? check_preemption_disabled+0x48/0x200
[  397.592910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.597758]  apic_timer_interrupt+0xf/0x20
[  397.601986]  </IRQ>
[  397.604222] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  397.610279] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  397.629175] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  397.636895] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  397.644160] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  397.651418] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  397.658686] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  397.666122] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  397.673406]  ? unmap_page_range+0xf56/0x2030
[  397.677820]  ? unmap_page_range+0x15ec/0x2030
[  397.682323]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  397.686817]  ? mark_held_locks+0x130/0x130
[  397.691069]  ? mark_held_locks+0x130/0x130
[  397.695300]  ? mark_held_locks+0x130/0x130
[  397.699548]  ? mark_held_locks+0x130/0x130
[  397.703777]  ? lock_downgrade+0x900/0x900
[  397.707934]  ? lock_downgrade+0x900/0x900
[  397.712084]  ? mark_held_locks+0x130/0x130
[  397.716318]  ? mark_held_locks+0x130/0x130
[  397.720549]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.725568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.731103]  ? uprobe_munmap+0x14c/0x450
[  397.735163]  ? uprobe_mmap+0xd50/0xd50
[  397.739052]  ? is_bpf_text_address+0xac/0x170
[  397.743556]  unmap_single_vma+0x19b/0x310
[  397.747738]  unmap_vmas+0x125/0x200
[  397.751365]  exit_mmap+0x2be/0x590
[  397.754906]  ? __ia32_sys_munmap+0x80/0x80
[  397.759155]  ? __might_sleep+0x95/0x190
[  397.763133]  mmput+0x247/0x610
[  397.766326]  ? lock_downgrade+0x900/0x900
[  397.770471]  ? set_mm_exe_file+0x200/0x200
[  397.774712]  ? kasan_check_read+0x11/0x20
[  397.778868]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.783276]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  397.787868]  ? kasan_check_write+0x14/0x20
[  397.792097]  ? do_raw_spin_lock+0xc1/0x200
[  397.796334]  do_exit+0xe6f/0x2610
[  397.799790]  ? mm_update_next_owner+0x990/0x990
[  397.805500]  ? pick_next_task_fair+0x990/0x16d0
[  397.810445]  ? trace_hardirqs_off+0xb8/0x310
[  397.814852]  ? mark_held_locks+0x130/0x130
[  397.819083]  ? lock_acquire+0x1ed/0x520
[  397.823056]  ? pipe_wait+0x266/0x2c0
[  397.826773]  ? mark_held_locks+0x130/0x130
[  397.831013]  ? arch_local_save_flags+0x40/0x40
[  397.835592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.841139]  ? __mutex_lock+0x85e/0x1700
[  397.845196]  ? __switch_to_asm+0x34/0x70
[  397.849254]  ? __switch_to_asm+0x40/0x70
[  397.853318]  ? __switch_to_asm+0x34/0x70
[  397.857378]  ? pipe_wait+0x266/0x2c0
[  397.861092]  ? __switch_to_asm+0x34/0x70
[  397.865148]  ? __switch_to_asm+0x34/0x70
[  397.869211]  ? mutex_trylock+0x2b0/0x2b0
[  397.873270]  ? __schedule+0x874/0x1ed0
[  397.877162]  ? __sched_text_start+0x8/0x8
[  397.881313]  ? lock_downgrade+0x900/0x900
[  397.885464]  ? memset+0x31/0x40
[  397.888744]  ? __dequeue_signal+0xf9/0x7d0
[  397.893000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.898534]  ? recalc_sigpending_tsk+0x140/0x180
[  397.903285]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.908824]  ? get_signal+0x95b/0x1980
[  397.912711]  ? lock_downgrade+0x900/0x900
[  397.916862]  do_group_exit+0x177/0x440
[  397.920764]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.926338]  ? __ia32_sys_exit+0x50/0x50
[  397.930461]  ? kasan_check_write+0x14/0x20
[  397.934827]  ? do_raw_spin_lock+0xc1/0x200
[  397.939064]  get_signal+0x8b0/0x1980
[  397.942786]  ? ptrace_notify+0x130/0x130
[  397.946848]  ? finish_wait+0x430/0x430
[  397.950739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.956287]  ? pipe_read+0x702/0x940
[  397.960001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.965597]  do_signal+0x9c/0x21e0
[  397.969547]  ? __vfs_read+0x11f/0x9b0
[  397.973353]  ? vfs_copy_file_range+0xb90/0xb90
[  397.978719]  ? setup_sigcontext+0x7d0/0x7d0
[  397.983960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.990032]  exit_to_usermode_loop+0x2e5/0x380
[  397.994632]  ? syscall_slow_exit_work+0x520/0x520
[  397.999484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.005033]  do_syscall_64+0x6be/0x820
[  398.008920]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  398.014289]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.019219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.024060]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.029078]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.034103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.038957]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  398.044144] RIP: 0033:0x410fd0
[  398.047339] Code: Bad RIP value.
[  398.050696] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  398.058437] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  398.065716] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  398.072982] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  398.080251] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  398.087522] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  398.094832] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  398.094883] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.101597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.101608] Call Trace:
[  398.108190] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.117455]  dump_stack+0x1c4/0x2b4
[  398.120016] syz-executor2 cpuset=
[  398.130511]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.134119] syz2
[  398.137585]  warn_alloc.cold.119+0xb7/0x1bd
[  398.142753]  mems_allowed=0
[  398.144730]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.156786]  ? lock_downgrade+0x900/0x900
[  398.160953]  ? trace_hardirqs_off+0xb8/0x310
[  398.165382]  ? trace_hardirqs_off+0xb8/0x310
[  398.169817]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.174856]  ? warn_alloc+0x120/0x120
[  398.179626]  ? warn_alloc+0x120/0x120
[  398.183448]  ? warn_alloc+0x120/0x120
[  398.187253]  ? mark_held_locks+0x130/0x130
[  398.191500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.197055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.202601]  ? should_fail+0x22d/0xd01
[  398.206503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.211609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.218363]  ? should_fail+0x22d/0xd01
[  398.222864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.227981]  ? should_fail+0x22d/0xd01
[  398.231888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.237043]  ? mark_held_locks+0x130/0x130
[  398.241291]  ? mark_held_locks+0x130/0x130
[  398.245523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.251065]  ? trace_hardirqs_off+0xb8/0x310
[  398.255479]  ? kasan_check_read+0x11/0x20
[  398.259652]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.264075]  ? trace_hardirqs_on+0x310/0x310
[  398.268484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.274025]  ? wq_watchdog_touch+0x9c/0xfe
[  398.278268]  ? io_serial_in+0x11/0x90
[  398.282068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.287608]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.292746]  __alloc_pages_nodemask+0xa80/0xde0
[  398.297417]  ? should_fail+0x22d/0xd01
[  398.301314]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.306359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.311057]  ? lock_downgrade+0x900/0x900
[  398.315212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.320759]  cache_grow_begin+0x91/0x8c0
[  398.324825]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.329241]  fallback_alloc+0x203/0x2e0
[  398.333221]  ____cache_alloc_node+0x1c7/0x1e0
[  398.337722]  kmem_cache_alloc_node+0xe3/0x730
[  398.342220]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.346461]  __alloc_skb+0x119/0x770
[  398.350204]  ? skb_scrub_packet+0x490/0x490
[  398.354523]  ? lock_downgrade+0x900/0x900
[  398.358689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.364230]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.369689]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.375157]  ? addrconf_rs_timer+0x690/0x690
[  398.379579]  ndisc_alloc_skb+0x144/0x340
[  398.383641]  ndisc_send_rs+0x331/0x6e0
[  398.387531]  addrconf_rs_timer+0x314/0x690
[  398.391761]  ? lock_release+0x970/0x970
[  398.395739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.399996]  call_timer_fn+0x272/0x920
[  398.403886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.408127]  ? process_timeout+0x40/0x40
[  398.412182]  ? kasan_check_read+0x11/0x20
[  398.416327]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.420757]  ? trace_hardirqs_on+0x310/0x310
[  398.425629]  ? __run_timers+0x7da/0xc70
[  398.429603]  ? lock_downgrade+0x900/0x900
[  398.433756]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.438860]  ? trace_hardirqs_on+0xbd/0x310
[  398.443175]  ? kasan_check_read+0x11/0x20
[  398.447331]  ? __run_timers+0x7da/0xc70
[  398.451314]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.456776]  ? kasan_check_write+0x14/0x20
[  398.461011]  ? do_raw_spin_lock+0xc1/0x200
[  398.465248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.469484]  __run_timers+0x7e5/0xc70
[  398.473290]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  398.478650]  ? lock_downgrade+0x900/0x900
[  398.482819]  ? finish_task_switch+0x1b5/0x900
[  398.487341]  ? trace_hardirqs_on+0xbd/0x310
[  398.491655]  ? kasan_check_read+0x11/0x20
[  398.495802]  ? finish_task_switch+0x1f5/0x900
[  398.500310]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.505778]  ? compat_start_thread+0x80/0x80
[  398.510225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.515778]  ? pvclock_read_flags+0x160/0x160
[  398.520288]  ? __switch_to_asm+0x34/0x70
[  398.524354]  ? __switch_to_asm+0x34/0x70
[  398.528419]  ? __switch_to_asm+0x40/0x70
[  398.532693]  ? __switch_to_asm+0x40/0x70
[  398.536751]  ? __switch_to_asm+0x34/0x70
[  398.540805]  ? __switch_to_asm+0x40/0x70
[  398.544878]  ? trace_hardirqs_on+0xbd/0x310
[  398.549198]  ? kvm_sched_clock_read+0x9/0x20
[  398.553607]  ? run_ksoftirqd+0x94/0x100
[  398.557579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.563121]  ? check_preemption_disabled+0x48/0x200
[  398.568145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.573703]  run_timer_softirq+0x52/0xb0
[  398.577764]  ? __this_cpu_preempt_check+0x1c/0x1f
[  398.582610]  __do_softirq+0x30b/0xad8
[  398.586441]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  398.591544]  ? trace_hardirqs_off+0xb8/0x310
[  398.595980]  ? schedule+0x108/0x460
[  398.599614]  ? run_ksoftirqd+0x99/0x100
[  398.603591]  ? trace_hardirqs_off+0xb8/0x310
[  398.608004]  ? smpboot_thread_fn+0x68b/0xa00
[  398.612427]  ? trace_hardirqs_on+0x310/0x310
[  398.616850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.622399]  ? check_preemption_disabled+0x48/0x200
[  398.627430]  ? takeover_tasklets+0xa90/0xa90
[  398.631868]  run_ksoftirqd+0x94/0x100
[  398.635671]  smpboot_thread_fn+0x68b/0xa00
[  398.639908]  ? sort_range+0x30/0x30
[  398.643548]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.648656]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.654211]  ? __kthread_parkme+0xfb/0x1a0
[  398.658451]  kthread+0x35a/0x420
[  398.661823]  ? sort_range+0x30/0x30
[  398.665476]  ? kthread_bind+0x40/0x40
[  398.669276]  ret_from_fork+0x3a/0x50
[  398.673008] warn_alloc_show_mem: 1 callbacks suppressed
[  398.673021] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  398.673023] Mem-Info:
[  398.673052] active_anon:45632 inactive_anon:123 isolated_anon:0
[  398.673052]  active_file:17 inactive_file:16 isolated_file:0
[  398.673052]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.673052]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  398.673052]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  398.673052]  free:13774 free_pcp:156 free_cma:0
[  398.678399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.685593] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.687995] Call Trace:
[  398.720874] Node 0 
[  398.730238]  <IRQ>
[  398.757761] 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
[  398.760329]  dump_stack+0x1c4/0x2b4
[  398.762534] lowmem_reserve[]:
[  398.764682]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.792012]  0
[  398.795650]  warn_alloc.cold.119+0xb7/0x1bd
[  398.798719]  2819
[  398.803928]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.805700]  6323
[  398.810016]  ? lock_downgrade+0x900/0x900
[  398.812059]  6323
[  398.816896]  ? trace_hardirqs_off+0xb8/0x310
[  398.823124]  ? trace_hardirqs_off+0xb8/0x310
[  398.825166] Node 0 
[  398.829569]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.833976] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  398.836196]  ? warn_alloc+0x120/0x120
[  398.840999] lowmem_reserve[]:
[  398.867553]  ? trace_hardirqs_on+0x310/0x310
[  398.871329]  0
[  398.874439]  ? warn_alloc+0x120/0x120
[  398.878815]  0
[  398.880634]  ? warn_alloc+0x120/0x120
[  398.884410]  3503
[  398.886220]  ? ktime_get+0x2e1/0x440
[  398.889994]  3503
[  398.892057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.897802]  ? check_preemption_disabled+0x48/0x200
[  398.903308] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  398.908348]  ? kasan_check_read+0x11/0x20
[  398.908368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.937243] lowmem_reserve[]:
[  398.941586]  ? should_fail+0x22d/0xd01
[  398.947099]  0
[  398.950350]  ? rcu_bh_qs+0xc0/0xc0
[  398.954210]  0
[  398.956010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.959523]  0
[  398.961555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.966624]  0
[  398.968424]  ? should_fail+0x22d/0xd01
[  398.975741]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.979604] Node 0 
[  398.984797]  ? should_fail+0x22d/0xd01
[  398.984800] DMA: 1*4kB 
[  398.987046]  ? rcu_idle_enter+0x4b0/0x4b0
[  398.990919] (U) 
[  398.993512]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.997631] 0*8kB 
[  398.999604]  ? mark_held_locks+0x130/0x130
[  399.004685] 0*16kB 
[  399.006838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.011047] 1*32kB 
[  399.013281]  ? mark_held_locks+0x130/0x130
[  399.018792] (U) 
[  399.021024]  ? rcu_irq_exit+0xce/0x100
[  399.025230] 2*64kB 
[  399.027203]  ? irq_exit+0xbd/0x1c0
[  399.031062] (U) 
[  399.033295]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.036805] 1*128kB 
[  399.038778]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.043771] (U) 
[  399.046099]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.050479] 1*256kB 
[  399.052459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.058315] (U) 
[  399.060637]  ? ret_from_intr+0xb/0x1e
[  399.066144] 0*512kB 1*1024kB 
[  399.068122]  ? retint_kernel+0x2d/0x2d
[  399.071920] (U) 
[  399.075038]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.078899] 1*2048kB 
[  399.080879]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.085799] (M) 
[  399.088208]  ? trace_hardirqs_off+0x310/0x310
[  399.092945] 3*4096kB 
[  399.094939]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.099411] (M) 
[  399.101825]  __alloc_pages_nodemask+0xa80/0xde0
[  399.106897] = 15908kB
[  399.108877]  ? should_fail+0x22d/0xd01
[  399.113519] Node 0 
[  399.115930]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.119794] DMA32: 
[  399.122041]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.127026] 5*4kB 
[  399.129258]  ? lock_downgrade+0x900/0x900
[  399.133897] (UM) 
[  399.136054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.140175] 1*8kB 
[  399.142236]  cache_grow_begin+0x91/0x8c0
[  399.147748] (U) 
[  399.149892]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.153935] 2*16kB (M) 
[  399.155925]  fallback_alloc+0x203/0x2e0
[  399.160335] 3*32kB 
[  399.162922]  ____cache_alloc_node+0x1c7/0x1e0
[  399.166875] (UM) 
[  399.169117]  kmem_cache_alloc_node+0xe3/0x730
[  399.173599] 5*64kB 
[  399.175694]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.180177] (UM) 
[  399.182412]  __alloc_skb+0x119/0x770
[  399.186621] 3*128kB 
[  399.188673]  ? skb_scrub_packet+0x490/0x490
[  399.192363] (M) 
[  399.194683]  ? lock_downgrade+0x900/0x900
[  399.198991] 3*256kB 
[  399.200971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.205095] (M) 
[  399.207413]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.212942] 4*512kB 
[  399.214929]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.220349] (UM) 3*1024kB 
[  399.222690]  ? addrconf_rs_timer+0x690/0x690
[  399.228115] (UM) 
[  399.230967]  ndisc_alloc_skb+0x144/0x340
[  399.235358] 3*2048kB 
[  399.237413]  ndisc_send_rs+0x331/0x6e0
[  399.241451] (M) 
[  399.243981]  addrconf_rs_timer+0x314/0x690
[  399.247849] 3*4096kB 
[  399.249819]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.254029] (M) 
[  399.256441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.261951] = 25180kB
[  399.263927]  call_timer_fn+0x272/0x920
[  399.268134] Node 0 
[  399.270551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.274410] Normal: 
[  399.276645]  ? process_timeout+0x40/0x40
[  399.280854] 694*4kB 
[  399.283172]  ? trace_hardirqs_off+0xb8/0x310
[  399.287207] (UMEH) 
[  399.289630]  ? kasan_check_read+0x11/0x20
[  399.294009] 370*8kB (UMEH) 
[  399.296257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.300412] 193*16kB 
[  399.303393]  ? trace_hardirqs_on+0x310/0x310
[  399.307779] (UMEH) 
[  399.310187]  ? __run_timers+0x7da/0xc70
[  399.314569] 79*32kB 
[  399.316795]  ? lock_downgrade+0x900/0x900
[  399.320740] (UMEH) 
[  399.323061]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.327178] 32*64kB (UM) 
[  399.329420]  ? trace_hardirqs_on+0xbd/0x310
[  399.334494] 5*128kB 
[  399.337378]  ? kasan_check_read+0x11/0x20
[  399.341686] (UM) 
[  399.344004]  ? __run_timers+0x7da/0xc70
[  399.348139] 0*256kB 
[  399.350198]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.354144] 0*512kB 
[  399.356457]  ? kasan_check_write+0x14/0x20
[  399.361879] 0*1024kB 
[  399.364207]  ? do_raw_spin_lock+0xc1/0x200
[  399.368414] 0*2048kB 
[  399.370822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.375034] 0*4096kB 
[  399.377445]  __run_timers+0x7e5/0xc70
[  399.381652] = 14040kB
[  399.384202]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.387978] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.390380]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.395722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.404563]  ? timerqueue_add+0x207/0x2b0
[  399.409559] 163 total pagecache pages
[  399.418136]  ? enqueue_hrtimer+0x1a5/0x560
[  399.422250] 0 pages in swap cache
[  399.426413]  ? lock_release+0x970/0x970
[  399.426436]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.430648] Swap cache stats: add 0, delete 0, find 0/0
[  399.430658] Free swap  = 0kB
[  399.434110]  ? kasan_check_write+0x14/0x20
[  399.438051] Total swap = 0kB
[  399.438060] 1965979 pages RAM
[  399.443248]  ? pvclock_read_flags+0x160/0x160
[  399.448586] 0 pages HighMem/MovableOnly
[  399.451602]  ? lock_downgrade+0x900/0x900
[  399.455808] 342307 pages reserved
[  399.458823]  ? trace_hardirqs_on+0xbd/0x310
[  399.461894] 0 pages cma reserved
[  399.461971] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.466497]  ? kvm_sched_clock_read+0x9/0x20
[  399.470492] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.474588]  ? irq_exit+0x17f/0x1c0
[  399.478029] ksoftirqd/0 cpuset=
[  399.482347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.485682] /
[  399.492186]  ? check_preemption_disabled+0x48/0x200
[  399.496590]  mems_allowed=0
[  399.507001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.534648]  run_timer_softirq+0x52/0xb0
[  399.538708]  ? __this_cpu_preempt_check+0x1c/0x1f
[  399.543546]  __do_softirq+0x30b/0xad8
[  399.547354]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.552459]  ? pvclock_read_flags+0x160/0x160
[  399.557066]  ? lapic_next_event+0x5a/0x90
[  399.561210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.566746]  ? clockevents_program_event+0x140/0x370
[  399.571862]  ? kvm_clock_read+0x18/0x30
[  399.575834]  ? kvm_sched_clock_read+0x9/0x20
[  399.580237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.585774]  ? check_preemption_disabled+0x48/0x200
[  399.590802]  irq_exit+0x17f/0x1c0
[  399.594250]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.599088]  ? smp_reschedule_interrupt+0x109/0x650
[  399.604104]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.609996]  ? interrupt_entry+0xb5/0xf0
[  399.614055]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.619111]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.624128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.628972]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.633985]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.639013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.644550]  ? check_preemption_disabled+0x48/0x200
[  399.649598]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.654448]  apic_timer_interrupt+0xf/0x20
[  399.658680]  </IRQ>
[  399.660916] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  399.666986] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  399.685878] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  399.693585] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  399.700859] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  399.708124] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  399.715388] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  399.722652] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  399.729930]  ? unmap_page_range+0xf56/0x2030
[  399.734342]  ? unmap_page_range+0x15ec/0x2030
[  399.738844]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  399.743337]  ? mark_held_locks+0x130/0x130
[  399.747576]  ? mark_held_locks+0x130/0x130
[  399.751807]  ? mark_held_locks+0x130/0x130
[  399.756040]  ? mark_held_locks+0x130/0x130
[  399.760275]  ? lock_downgrade+0x900/0x900
[  399.764423]  ? lock_downgrade+0x900/0x900
[  399.768583]  ? mark_held_locks+0x130/0x130
[  399.772814]  ? mark_held_locks+0x130/0x130
[  399.777045]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  399.782071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.787604]  ? uprobe_munmap+0x14c/0x450
[  399.791660]  ? uprobe_mmap+0xd50/0xd50
[  399.795542]  ? is_bpf_text_address+0xac/0x170
[  399.800042]  unmap_single_vma+0x19b/0x310
[  399.804193]  unmap_vmas+0x125/0x200
[  399.807819]  exit_mmap+0x2be/0x590
[  399.811358]  ? __ia32_sys_munmap+0x80/0x80
[  399.815604]  ? __might_sleep+0x95/0x190
[  399.819572]  mmput+0x247/0x610
[  399.822764]  ? lock_downgrade+0x900/0x900
[  399.826909]  ? set_mm_exe_file+0x200/0x200
[  399.831150]  ? kasan_check_read+0x11/0x20
[  399.835293]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.839708]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  399.844288]  ? kasan_check_write+0x14/0x20
[  399.848522]  ? do_raw_spin_lock+0xc1/0x200
[  399.852753]  do_exit+0xe6f/0x2610
[  399.856212]  ? mm_update_next_owner+0x990/0x990
[  399.860875]  ? pick_next_task_fair+0x990/0x16d0
[  399.865553]  ? trace_hardirqs_off+0xb8/0x310
[  399.869964]  ? mark_held_locks+0x130/0x130
[  399.874200]  ? lock_acquire+0x1ed/0x520
[  399.878171]  ? pipe_wait+0x266/0x2c0
[  399.881884]  ? mark_held_locks+0x130/0x130
[  399.886119]  ? arch_local_save_flags+0x40/0x40
[  399.890699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.896244]  ? __mutex_lock+0x85e/0x1700
[  399.900299]  ? __switch_to_asm+0x34/0x70
[  399.904351]  ? __switch_to_asm+0x40/0x70
[  399.908407]  ? __switch_to_asm+0x34/0x70
[  399.912481]  ? pipe_wait+0x266/0x2c0
[  399.916191]  ? __switch_to_asm+0x34/0x70
[  399.920251]  ? __switch_to_asm+0x34/0x70
[  399.924315]  ? mutex_trylock+0x2b0/0x2b0
[  399.928377]  ? __schedule+0x874/0x1ed0
[  399.932271]  ? __sched_text_start+0x8/0x8
[  399.936417]  ? lock_downgrade+0x900/0x900
[  399.940567]  ? memset+0x31/0x40
[  399.943844]  ? __dequeue_signal+0xf9/0x7d0
[  399.948083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.953614]  ? recalc_sigpending_tsk+0x140/0x180
[  399.958370]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.963904]  ? get_signal+0x95b/0x1980
[  399.967799]  ? lock_downgrade+0x900/0x900
[  399.971956]  do_group_exit+0x177/0x440
[  399.975852]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.981302]  ? __ia32_sys_exit+0x50/0x50
[  399.985367]  ? kasan_check_write+0x14/0x20
[  399.989599]  ? do_raw_spin_lock+0xc1/0x200
[  399.993833]  get_signal+0x8b0/0x1980
[  399.997550]  ? ptrace_notify+0x130/0x130
[  400.001613]  ? finish_wait+0x430/0x430
[  400.005539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.011075]  ? pipe_read+0x702/0x940
[  400.014787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.020326]  do_signal+0x9c/0x21e0
[  400.023884]  ? __vfs_read+0x11f/0x9b0
[  400.027826]  ? vfs_copy_file_range+0xb90/0xb90
[  400.032435]  ? setup_sigcontext+0x7d0/0x7d0
[  400.036769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.042314]  exit_to_usermode_loop+0x2e5/0x380
[  400.046917]  ? syscall_slow_exit_work+0x520/0x520
[  400.051756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.057299]  do_syscall_64+0x6be/0x820
[  400.061181]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.066540]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.071465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.076304]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.081317]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.086333]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.091180]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.096362] RIP: 0033:0x410fd0
[  400.099556] Code: Bad RIP value.
[  400.102913] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  400.110646] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  400.117913] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  400.125176] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  400.132447] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  400.139722] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  400.147021] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  400.147072] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.153773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.153777] Call Trace:
[  400.153796]  dump_stack+0x1c4/0x2b4
[  400.153813]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.160338] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.169638]  warn_alloc.cold.119+0xb7/0x1bd
[  400.172192] syz-executor2 cpuset=
[  400.175810]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.180974] syz2
[  400.191457]  ? lock_downgrade+0x900/0x900
[  400.195754]  mems_allowed=0
[  400.199199]  ? trace_hardirqs_off+0xb8/0x310
[  400.217412]  ? trace_hardirqs_off+0xb8/0x310
[  400.221839]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.226695]  ? warn_alloc+0x120/0x120
[  400.230496]  ? warn_alloc+0x120/0x120
[  400.234293]  ? warn_alloc+0x120/0x120
[  400.238090]  ? mark_held_locks+0x130/0x130
[  400.242324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.247854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.253384]  ? should_fail+0x22d/0xd01
[  400.257282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.262379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.267935]  ? should_fail+0x22d/0xd01
[  400.271835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.276952]  ? should_fail+0x22d/0xd01
[  400.280840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.285948]  ? mark_held_locks+0x130/0x130
[  400.290180]  ? mark_held_locks+0x130/0x130
[  400.294410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.299964]  ? trace_hardirqs_off+0xb8/0x310
[  400.304368]  ? kasan_check_read+0x11/0x20
[  400.309293]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.313707]  ? trace_hardirqs_on+0x310/0x310
[  400.318139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.323682]  ? wq_watchdog_touch+0x9c/0xfe
[  400.327938]  ? io_serial_in+0x11/0x90
[  400.331738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.337278]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.342385]  __alloc_pages_nodemask+0xa80/0xde0
[  400.347047]  ? should_fail+0x22d/0xd01
[  400.350945]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.355971]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.360632]  ? lock_downgrade+0x900/0x900
[  400.364804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.370342]  cache_grow_begin+0x91/0x8c0
[  400.374401]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.378814]  fallback_alloc+0x203/0x2e0
[  400.382816]  ____cache_alloc_node+0x1c7/0x1e0
[  400.387326]  kmem_cache_alloc_node+0xe3/0x730
[  400.391817]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.396050]  __alloc_skb+0x119/0x770
[  400.399768]  ? skb_scrub_packet+0x490/0x490
[  400.404084]  ? lock_downgrade+0x900/0x900
[  400.408231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.413767]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.419214]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.425096]  ? addrconf_rs_timer+0x690/0x690
[  400.429511]  ndisc_alloc_skb+0x144/0x340
[  400.433571]  ndisc_send_rs+0x331/0x6e0
[  400.437462]  addrconf_rs_timer+0x314/0x690
[  400.441689]  ? lock_release+0x970/0x970
[  400.445666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.449916]  call_timer_fn+0x272/0x920
[  400.453805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.458053]  ? process_timeout+0x40/0x40
[  400.462106]  ? kasan_check_read+0x11/0x20
[  400.466251]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.470677]  ? trace_hardirqs_on+0x310/0x310
[  400.475083]  ? __run_timers+0x7da/0xc70
[  400.479058]  ? lock_downgrade+0x900/0x900
[  400.483202]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.488304]  ? trace_hardirqs_on+0xbd/0x310
[  400.492618]  ? kasan_check_read+0x11/0x20
[  400.496757]  ? __run_timers+0x7da/0xc70
[  400.500730]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.506178]  ? kasan_check_write+0x14/0x20
[  400.510406]  ? do_raw_spin_lock+0xc1/0x200
[  400.514640]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.518873]  __run_timers+0x7e5/0xc70
[  400.522686]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  400.528046]  ? lock_downgrade+0x900/0x900
[  400.532369]  ? finish_task_switch+0x1b5/0x900
[  400.536868]  ? trace_hardirqs_on+0xbd/0x310
[  400.541183]  ? kasan_check_read+0x11/0x20
[  400.545337]  ? finish_task_switch+0x1f5/0x900
[  400.549829]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.555274]  ? compat_start_thread+0x80/0x80
[  400.559677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.565221]  ? pvclock_read_flags+0x160/0x160
[  400.569709]  ? __switch_to_asm+0x34/0x70
[  400.573768]  ? __switch_to_asm+0x34/0x70
[  400.577821]  ? __switch_to_asm+0x40/0x70
[  400.581872]  ? __switch_to_asm+0x40/0x70
[  400.585933]  ? __switch_to_asm+0x34/0x70
[  400.590015]  ? __switch_to_asm+0x40/0x70
[  400.594087]  ? trace_hardirqs_on+0xbd/0x310
[  400.598398]  ? kvm_sched_clock_read+0x9/0x20
[  400.602799]  ? run_ksoftirqd+0x94/0x100
[  400.606769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.612302]  ? check_preemption_disabled+0x48/0x200
[  400.617313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.622848]  run_timer_softirq+0x52/0xb0
[  400.626904]  ? __this_cpu_preempt_check+0x1c/0x1f
[  400.631756]  __do_softirq+0x30b/0xad8
[  400.635559]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  400.640654]  ? trace_hardirqs_off+0xb8/0x310
[  400.645063]  ? schedule+0x108/0x460
[  400.648688]  ? run_ksoftirqd+0x99/0x100
[  400.652675]  ? trace_hardirqs_off+0xb8/0x310
[  400.657102]  ? smpboot_thread_fn+0x68b/0xa00
[  400.661505]  ? trace_hardirqs_on+0x310/0x310
[  400.665914]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.671455]  ? check_preemption_disabled+0x48/0x200
[  400.676466]  ? takeover_tasklets+0xa90/0xa90
[  400.680873]  run_ksoftirqd+0x94/0x100
[  400.684679]  smpboot_thread_fn+0x68b/0xa00
[  400.688910]  ? sort_range+0x30/0x30
[  400.692541]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.697640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.703173]  ? __kthread_parkme+0xfb/0x1a0
[  400.707409]  kthread+0x35a/0x420
[  400.710772]  ? sort_range+0x30/0x30
[  400.714408]  ? kthread_bind+0x40/0x40
[  400.718211]  ret_from_fork+0x3a/0x50
[  400.721938] warn_alloc_show_mem: 1 callbacks suppressed
[  400.721950] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  400.721952] Mem-Info:
[  400.721982] active_anon:45632 inactive_anon:123 isolated_anon:0
[  400.721982]  active_file:17 inactive_file:16 isolated_file:0
[  400.721982]  unevictable:0 dirty:0 writeback:0 unstable:0
[  400.721982]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  400.721982]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  400.721982]  free:13774 free_pcp:156 free_cma:0
[  400.727314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.727323] Call Trace:
[  400.734518] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  400.736914]  <IRQ>
[  400.769791] Node 0 
[  400.779158]  dump_stack+0x1c4/0x2b4
[  400.781734] 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
[  400.809202]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.811319] lowmem_reserve[]: 0
[  400.813564]  warn_alloc.cold.119+0xb7/0x1bd
[  400.817161]  2819
[  400.842669]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.847847]  6323
[  400.851120]  ? lock_downgrade+0x900/0x900
[  400.855414]  6323
[  400.857473]  ? trace_hardirqs_off+0xb8/0x310
[  400.864345]  ? trace_hardirqs_off+0xb8/0x310
[  400.868465] Node 0 
[  400.870518]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.874919] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  400.879316]  ? warn_alloc+0x120/0x120
[  400.881517] lowmem_reserve[]:
[  400.886350]  ? warn_alloc+0x120/0x120
[  400.912882]  0
[  400.916696]  ? warn_alloc+0x120/0x120
[  400.919774]  0
[  400.923566]  ? mark_held_locks+0x130/0x130
[  400.925346]  3503
[  400.929143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.930920]  3503
[  400.935148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.942712]  ? should_fail+0x22d/0xd01
[  400.944747] Node 0 
[  400.950291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.954178] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  400.956393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.961480] lowmem_reserve[]:
[  400.989751]  ? should_fail+0x22d/0xd01
[  400.995264]  0
[  400.998367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.002230]  0
[  401.004029]  ? should_fail+0x22d/0xd01
[  401.009105]  0
[  401.010911]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.014759]  0
[  401.016554]  ? mark_held_locks+0x130/0x130
[  401.023442]  ? mark_held_locks+0x130/0x130
[  401.027662] Node 0 
[  401.031885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.031888] DMA: 1*4kB 
[  401.034144]  ? trace_hardirqs_off+0xb8/0x310
[  401.039652] (U) 
[  401.042228]  ? kasan_check_read+0x11/0x20
[  401.046613] 0*8kB 
[  401.048583]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.052705] 0*16kB 
[  401.054846]  ? trace_hardirqs_on+0x310/0x310
[  401.059228] 1*32kB 
[  401.061462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.065837] (U) 
[  401.068069]  ? wq_watchdog_touch+0x9c/0xfe
[  401.073581] 2*64kB 
[  401.075548]  ? io_serial_in+0x11/0x90
[  401.079754] (U) 
[  401.081996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.085782] 1*128kB 
[  401.087754]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.093271] (U) 1*256kB 
[  401.095605]  __alloc_pages_nodemask+0xa80/0xde0
[  401.100681] (U) 
[  401.103348]  ? should_fail+0x22d/0xd01
[  401.107989] 0*512kB 
[  401.109960]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.113823] 1*1024kB 
[  401.116166]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.121159] (U) 
[  401.123565]  ? lock_downgrade+0x900/0x900
[  401.128208] 1*2048kB 
[  401.130177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.134301] (M) 
[  401.136704]  cache_grow_begin+0x91/0x8c0
[  401.142213] 3*4096kB 
[  401.144196]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.148232] (M) 
[  401.150635]  fallback_alloc+0x203/0x2e0
[  401.155025] = 15908kB
[  401.156994]  ____cache_alloc_node+0x1c7/0x1e0
[  401.160948] Node 0 
[  401.163367]  kmem_cache_alloc_node+0xe3/0x730
[  401.167837] DMA32: 
[  401.170066]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.174529] 5*4kB 
[  401.176759]  __alloc_skb+0x119/0x770
[  401.180965] (UM) 
[  401.183108]  ? skb_scrub_packet+0x490/0x490
[  401.186799] 1*8kB 
[  401.188856]  ? lock_downgrade+0x900/0x900
[  401.193153] (U) 
[  401.195299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.199421] 2*16kB 
[  401.201394]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.206906] (M) 
[  401.209134]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.214556] 3*32kB 
[  401.216524]  ? addrconf_rs_timer+0x690/0x690
[  401.221955] (UM) 
[  401.224190]  ndisc_alloc_skb+0x144/0x340
[  401.228570] 5*64kB 
[  401.230627]  ndisc_send_rs+0x331/0x6e0
[  401.234662] (UM) 
[  401.236888]  addrconf_rs_timer+0x314/0x690
[  401.240749] 3*128kB 
[  401.242807]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.247043] (M) 
[  401.249358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.254877] 3*256kB 
[  401.256851]  call_timer_fn+0x272/0x920
[  401.261061] (M) 
[  401.263378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.267240] 4*512kB 
[  401.269208]  ? process_timeout+0x40/0x40
[  401.273414] (UM) 
[  401.275737]  ? trace_hardirqs_off+0xb8/0x310
[  401.279774] 3*1024kB 
[  401.281824]  ? kasan_check_read+0x11/0x20
[  401.286212] (UM) 
[  401.288616]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.292740] 3*2048kB 
[  401.294795]  ? trace_hardirqs_on+0x310/0x310
[  401.299174] (M) 
[  401.301591]  ? __run_timers+0x7da/0xc70
[  401.305974] 3*4096kB 
[  401.307941]  ? lock_downgrade+0x900/0x900
[  401.307957]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.311934] (M) 
[  401.314338]  ? trace_hardirqs_on+0xbd/0x310
[  401.318461] = 25180kB
[  401.323551]  ? kasan_check_read+0x11/0x20
[  401.325505] Node 0 
[  401.329832]  ? __run_timers+0x7da/0xc70
[  401.332230] Normal: 
[  401.336371]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.338580] 694*4kB 
[  401.342552]  ? kasan_check_write+0x14/0x20
[  401.344860] (UMEH) 
[  401.350303]  ? do_raw_spin_lock+0xc1/0x200
[  401.352619] 370*8kB 
[  401.356857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.359066] (UMEH) 
[  401.363291]  __run_timers+0x7e5/0xc70
[  401.365589] 193*16kB 
[  401.369829]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  401.372038] (UMEH) 
[  401.375830]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.378219] 79*32kB 
[  401.383575]  ? timerqueue_add+0x207/0x2b0
[  401.385784] (UMEH) 
[  401.390845]  ? enqueue_hrtimer+0x1a5/0x560
[  401.393154] 32*64kB 
[  401.397303]  ? lock_release+0x970/0x970
[  401.399513] (UM) 
[  401.403744]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.406047] 5*128kB 
[  401.410010]  ? kasan_check_write+0x14/0x20
[  401.412049] (UM) 
[  401.417230]  ? pvclock_read_flags+0x160/0x160
[  401.419529] 0*256kB 
[  401.423984]  ? lock_downgrade+0x900/0x900
[  401.426030] 0*512kB 
[  401.430517]  ? trace_hardirqs_on+0xbd/0x310
[  401.432820] 0*1024kB 
[  401.436958]  ? kvm_sched_clock_read+0x9/0x20
[  401.439258] 0*2048kB 
[  401.443568]  ? irq_exit+0x17f/0x1c0
[  401.445955] 0*4096kB 
[  401.450353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.452738] = 14040kB
[  401.456361]  ? check_preemption_disabled+0x48/0x200
[  401.458747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.464266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.466657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.471668]  run_timer_softirq+0x52/0xb0
[  401.480478] 163 total pagecache pages
[  401.486015]  ? __this_cpu_preempt_check+0x1c/0x1f
[  401.494562] 0 pages in swap cache
[  401.498615]  __do_softirq+0x30b/0xad8
[  401.502397] Swap cache stats: add 0, delete 0, find 0/0
[  401.507229]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  401.510672] Free swap  = 0kB
[  401.514463]  ? pvclock_read_flags+0x160/0x160
[  401.519810] Total swap = 0kB
[  401.524899]  ? lapic_next_event+0x5a/0x90
[  401.527921] 1965979 pages RAM
[  401.532412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.535414] 0 pages HighMem/MovableOnly
[  401.539555]  ? clockevents_program_event+0x140/0x370
[  401.542633] 342307 pages reserved
[  401.548158]  ? kvm_clock_read+0x18/0x30
[  401.552105] 0 pages cma reserved
[  401.557211]  ? kvm_sched_clock_read+0x9/0x20
[  401.560700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.564609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.564623]  ? check_preemption_disabled+0x48/0x200
[  401.564641]  irq_exit+0x17f/0x1c0
[  401.568032] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.572402]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.578870] ksoftirqd/0 cpuset=
[  401.584400]  ? smp_reschedule_interrupt+0x109/0x650
[  401.589390] /
[  401.592862]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.603145]  mems_allowed=0
[  401.607974]  ? interrupt_entry+0xb5/0xf0
[  401.630762]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.635784]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.640797]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.645638]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.650664]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.655674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.661218]  ? check_preemption_disabled+0x48/0x200
[  401.666238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.671080]  apic_timer_interrupt+0xf/0x20
[  401.675303]  </IRQ>
[  401.677544] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  401.683610] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  401.702505] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  401.710207] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  401.717467] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  401.724728] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  401.731996] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  401.739268] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  401.746543]  ? unmap_page_range+0xf56/0x2030
[  401.750952]  ? unmap_page_range+0x15ec/0x2030
[  401.755473]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  401.759969]  ? mark_held_locks+0x130/0x130
[  401.764232]  ? mark_held_locks+0x130/0x130
[  401.768467]  ? mark_held_locks+0x130/0x130
[  401.772706]  ? mark_held_locks+0x130/0x130
[  401.776951]  ? lock_downgrade+0x900/0x900
[  401.781096]  ? lock_downgrade+0x900/0x900
[  401.785247]  ? mark_held_locks+0x130/0x130
[  401.789476]  ? mark_held_locks+0x130/0x130
[  401.793704]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  401.798717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.804248]  ? uprobe_munmap+0x14c/0x450
[  401.808308]  ? uprobe_mmap+0xd50/0xd50
[  401.812196]  ? is_bpf_text_address+0xac/0x170
[  401.816697]  unmap_single_vma+0x19b/0x310
[  401.820848]  unmap_vmas+0x125/0x200
[  401.824473]  exit_mmap+0x2be/0x590
[  401.828025]  ? __ia32_sys_munmap+0x80/0x80
[  401.832267]  ? __might_sleep+0x95/0x190
[  401.836236]  mmput+0x247/0x610
[  401.839432]  ? lock_downgrade+0x900/0x900
[  401.843584]  ? set_mm_exe_file+0x200/0x200
[  401.847815]  ? kasan_check_read+0x11/0x20
[  401.851960]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.856391]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  401.860967]  ? kasan_check_write+0x14/0x20
[  401.865197]  ? do_raw_spin_lock+0xc1/0x200
[  401.869442]  do_exit+0xe6f/0x2610
[  401.872907]  ? mm_update_next_owner+0x990/0x990
[  401.877577]  ? pick_next_task_fair+0x990/0x16d0
[  401.882263]  ? trace_hardirqs_off+0xb8/0x310
[  401.886670]  ? mark_held_locks+0x130/0x130
[  401.890904]  ? lock_acquire+0x1ed/0x520
[  401.894877]  ? pipe_wait+0x266/0x2c0
[  401.898589]  ? mark_held_locks+0x130/0x130
[  401.902817]  ? arch_local_save_flags+0x40/0x40
[  401.907396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.912956]  ? __mutex_lock+0x85e/0x1700
[  401.917010]  ? __switch_to_asm+0x34/0x70
[  401.921067]  ? __switch_to_asm+0x40/0x70
[  401.925123]  ? __switch_to_asm+0x34/0x70
[  401.929181]  ? pipe_wait+0x266/0x2c0
[  401.932894]  ? __switch_to_asm+0x34/0x70
[  401.936953]  ? __switch_to_asm+0x34/0x70
[  401.941010]  ? mutex_trylock+0x2b0/0x2b0
[  401.945070]  ? __schedule+0x874/0x1ed0
[  401.948966]  ? __sched_text_start+0x8/0x8
[  401.953108]  ? lock_downgrade+0x900/0x900
[  401.957251]  ? memset+0x31/0x40
[  401.960527]  ? __dequeue_signal+0xf9/0x7d0
[  401.964761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.970294]  ? recalc_sigpending_tsk+0x140/0x180
[  401.975057]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.980592]  ? get_signal+0x95b/0x1980
[  401.984498]  ? lock_downgrade+0x900/0x900
[  401.988645]  do_group_exit+0x177/0x440
[  401.992529]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.997975]  ? __ia32_sys_exit+0x50/0x50
[  402.002032]  ? kasan_check_write+0x14/0x20
[  402.006264]  ? do_raw_spin_lock+0xc1/0x200
[  402.010501]  get_signal+0x8b0/0x1980
[  402.014217]  ? ptrace_notify+0x130/0x130
[  402.018274]  ? finish_wait+0x430/0x430
[  402.022179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.027710]  ? pipe_read+0x702/0x940
[  402.031419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.036963]  do_signal+0x9c/0x21e0
[  402.040497]  ? __vfs_read+0x11f/0x9b0
[  402.044296]  ? vfs_copy_file_range+0xb90/0xb90
[  402.048872]  ? setup_sigcontext+0x7d0/0x7d0
[  402.053212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.058749]  exit_to_usermode_loop+0x2e5/0x380
[  402.063328]  ? syscall_slow_exit_work+0x520/0x520
[  402.068166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.073707]  do_syscall_64+0x6be/0x820
[  402.077591]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.082952]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.087880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.092720]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.097739]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.102753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.107595]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.112775] RIP: 0033:0x410fd0
[  402.115969] Code: Bad RIP value.
[  402.119324] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  402.127039] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  402.134305] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  402.141563] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  402.148834] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  402.156096] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  402.163406] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  402.163464] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.170170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.176720] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.185990] Call Trace:
[  402.196459] syz-executor2 cpuset=syz2
[  402.199047]  dump_stack+0x1c4/0x2b4
[  402.199065]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.202843]  mems_allowed=0
[  402.206464]  warn_alloc.cold.119+0xb7/0x1bd
[  402.218862]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.223704]  ? lock_downgrade+0x900/0x900
[  402.227861]  ? trace_hardirqs_off+0xb8/0x310
[  402.232273]  ? trace_hardirqs_off+0xb8/0x310
[  402.236694]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.241546]  ? warn_alloc+0x120/0x120
[  402.245343]  ? warn_alloc+0x120/0x120
[  402.249143]  ? warn_alloc+0x120/0x120
[  402.252944]  ? mark_held_locks+0x130/0x130
[  402.257195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.262730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.268262]  ? should_fail+0x22d/0xd01
[  402.272150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.277251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.282784]  ? should_fail+0x22d/0xd01
[  402.286669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.291770]  ? should_fail+0x22d/0xd01
[  402.295656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.300763]  ? mark_held_locks+0x130/0x130
[  402.304999]  ? mark_held_locks+0x130/0x130
[  402.309231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.314766]  ? trace_hardirqs_off+0xb8/0x310
[  402.319165]  ? kasan_check_read+0x11/0x20
[  402.323323]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.327725]  ? trace_hardirqs_on+0x310/0x310
[  402.332128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.337659]  ? wq_watchdog_touch+0x9c/0xfe
[  402.341891]  ? io_serial_in+0x11/0x90
[  402.345697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.351238]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.356346]  __alloc_pages_nodemask+0xa80/0xde0
[  402.361013]  ? should_fail+0x22d/0xd01
[  402.364904]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.369958]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.374623]  ? lock_downgrade+0x900/0x900
[  402.378772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.384318]  cache_grow_begin+0x91/0x8c0
[  402.388379]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.392786]  fallback_alloc+0x203/0x2e0
[  402.396772]  ____cache_alloc_node+0x1c7/0x1e0
[  402.401266]  kmem_cache_alloc_node+0xe3/0x730
[  402.405763]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.410003]  __alloc_skb+0x119/0x770
[  402.413714]  ? skb_scrub_packet+0x490/0x490
[  402.418045]  ? lock_downgrade+0x900/0x900
[  402.422196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.428220]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.433674]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.439145]  ? addrconf_rs_timer+0x690/0x690
[  402.443557]  ndisc_alloc_skb+0x144/0x340
[  402.447630]  ndisc_send_rs+0x331/0x6e0
[  402.451515]  addrconf_rs_timer+0x314/0x690
[  402.455745]  ? lock_release+0x970/0x970
[  402.459720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.463977]  call_timer_fn+0x272/0x920
[  402.467862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.472094]  ? process_timeout+0x40/0x40
[  402.476153]  ? kasan_check_read+0x11/0x20
[  402.480295]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.484701]  ? trace_hardirqs_on+0x310/0x310
[  402.489111]  ? __run_timers+0x7da/0xc70
[  402.493081]  ? lock_downgrade+0x900/0x900
[  402.497236]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.502346]  ? trace_hardirqs_on+0xbd/0x310
[  402.506663]  ? kasan_check_read+0x11/0x20
[  402.510810]  ? __run_timers+0x7da/0xc70
[  402.514782]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.520226]  ? kasan_check_write+0x14/0x20
[  402.524457]  ? do_raw_spin_lock+0xc1/0x200
[  402.528691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.533109]  __run_timers+0x7e5/0xc70
[  402.536913]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.542295]  ? lock_downgrade+0x900/0x900
[  402.546440]  ? finish_task_switch+0x1b5/0x900
[  402.550943]  ? trace_hardirqs_on+0xbd/0x310
[  402.555258]  ? kasan_check_read+0x11/0x20
[  402.559402]  ? finish_task_switch+0x1f5/0x900
[  402.563894]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.569349]  ? compat_start_thread+0x80/0x80
[  402.573752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.579322]  ? pvclock_read_flags+0x160/0x160
[  402.583806]  ? __switch_to_asm+0x34/0x70
[  402.587859]  ? __switch_to_asm+0x34/0x70
[  402.591912]  ? __switch_to_asm+0x40/0x70
[  402.595971]  ? __switch_to_asm+0x40/0x70
[  402.600038]  ? __switch_to_asm+0x34/0x70
[  402.604107]  ? __switch_to_asm+0x40/0x70
[  402.608172]  ? trace_hardirqs_on+0xbd/0x310
[  402.612513]  ? kvm_sched_clock_read+0x9/0x20
[  402.616936]  ? run_ksoftirqd+0x94/0x100
[  402.620907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.626447]  ? check_preemption_disabled+0x48/0x200
[  402.631463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.637007]  run_timer_softirq+0x52/0xb0
[  402.641066]  ? __this_cpu_preempt_check+0x1c/0x1f
[  402.645908]  __do_softirq+0x30b/0xad8
[  402.649719]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.654822]  ? trace_hardirqs_off+0xb8/0x310
[  402.659235]  ? schedule+0x108/0x460
[  402.662863]  ? run_ksoftirqd+0x99/0x100
[  402.666839]  ? trace_hardirqs_off+0xb8/0x310
[  402.671245]  ? smpboot_thread_fn+0x68b/0xa00
[  402.675647]  ? trace_hardirqs_on+0x310/0x310
[  402.680087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.685632]  ? check_preemption_disabled+0x48/0x200
[  402.690670]  ? takeover_tasklets+0xa90/0xa90
[  402.695080]  run_ksoftirqd+0x94/0x100
[  402.698880]  smpboot_thread_fn+0x68b/0xa00
[  402.703116]  ? sort_range+0x30/0x30
[  402.706746]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.711844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.717392]  ? __kthread_parkme+0xfb/0x1a0
[  402.721640]  kthread+0x35a/0x420
[  402.725001]  ? sort_range+0x30/0x30
[  402.728626]  ? kthread_bind+0x40/0x40
[  402.732423]  ret_from_fork+0x3a/0x50
[  402.736139] warn_alloc_show_mem: 1 callbacks suppressed
[  402.736151] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  402.736152] Mem-Info:
[  402.736183] active_anon:45632 inactive_anon:123 isolated_anon:0
[  402.736183]  active_file:17 inactive_file:16 isolated_file:0
[  402.736183]  unevictable:0 dirty:0 writeback:0 unstable:0
[  402.736183]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  402.736183]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  402.736183]  free:13774 free_pcp:156 free_cma:0
[  402.741519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.748707] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  402.751100] Call Trace:
[  402.783962] Node 0 
[  402.793306]  <IRQ>
[  402.820810] 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
[  402.823399]  dump_stack+0x1c4/0x2b4
[  402.825605] lowmem_reserve[]:
[  402.827750]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.853225]  0
[  402.856854]  warn_alloc.cold.119+0xb7/0x1bd
[  402.859935]  2819
[  402.865117]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.866897]  6323
[  402.871218]  ? lock_downgrade+0x900/0x900
[  402.873254]  6323
[  402.878096]  ? trace_hardirqs_off+0xb8/0x310
[  402.884280]  ? trace_hardirqs_off+0xb8/0x310
[  402.886320] Node 0 
[  402.890721]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.895126] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  402.897344]  ? warn_alloc+0x120/0x120
[  402.902150] lowmem_reserve[]:
[  402.928685]  ? trace_hardirqs_on+0x310/0x310
[  402.932463]  0
[  402.935559]  ? warn_alloc+0x120/0x120
[  402.939960]  0
[  402.941761]  ? warn_alloc+0x120/0x120
[  402.945540]  3503
[  402.947338]  ? ktime_get+0x2e1/0x440
[  402.951112]  3503
[  402.953172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.958930]  ? check_preemption_disabled+0x48/0x200
[  402.964446] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  402.969502]  ? kasan_check_read+0x11/0x20
[  402.969520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.998383] lowmem_reserve[]:
[  403.002528]  ? should_fail+0x22d/0xd01
[  403.008037]  0
[  403.011139]  ? rcu_bh_qs+0xc0/0xc0
[  403.014997]  0
[  403.016794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.020300]  0 0
[  403.022111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.029158]  ? should_fail+0x22d/0xd01
[  403.034668] Node 0 DMA: 
[  403.038548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.038564]  ? should_fail+0x22d/0xd01
[  403.041213] 1*4kB 
[  403.046307]  ? rcu_idle_enter+0x4b0/0x4b0
[  403.050165] (U) 
[  403.052309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.056439] 0*8kB 
[  403.058409]  ? mark_held_locks+0x130/0x130
[  403.063491] 0*16kB 
[  403.065635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.069844] 1*32kB 
[  403.072073]  ? mark_held_locks+0x130/0x130
[  403.077580] (U) 
[  403.079822]  ? rcu_irq_exit+0xce/0x100
[  403.084032] 2*64kB 
[  403.086004]  ? irq_exit+0xbd/0x1c0
[  403.089865] (U) 
[  403.092097]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  403.095611] 1*128kB 
[  403.097605]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.102594] (U) 
[  403.104928]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.109332] 1*256kB 
[  403.111298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.117153] (U) 
[  403.119471]  ? ret_from_intr+0xb/0x1e
[  403.124991] 0*512kB 
[  403.126961]  ? retint_kernel+0x2d/0x2d
[  403.130742] 1*1024kB 
[  403.133059]  ? trace_hardirqs_on_caller+0xc0/0x310
[  403.136919] (U) 
[  403.139330]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.144233] 1*2048kB 
[  403.146202]  ? trace_hardirqs_off+0x310/0x310
[  403.150933] (M) 
[  403.153344]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.157816] 3*4096kB 
[  403.159787]  __alloc_pages_nodemask+0xa80/0xde0
[  403.164857] (M) 
[  403.167260]  ? should_fail+0x22d/0xd01
[  403.171907] = 15908kB
[  403.171932] Node 0 
[  403.173917]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.177773] DMA32: 
[  403.180184]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.182393] 5*4kB 
[  403.187400]  ? lock_downgrade+0x900/0x900
[  403.189611] (UM) 
[  403.194286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.196415] 1*8kB 
[  403.200560]  cache_grow_begin+0x91/0x8c0
[  403.202596] (U) 
[  403.208124]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.210249] 2*16kB 
[  403.214309]  fallback_alloc+0x203/0x2e0
[  403.216254] (M) 
[  403.220656]  ____cache_alloc_node+0x1c7/0x1e0
[  403.222871] 3*32kB 
[  403.226836]  kmem_cache_alloc_node+0xe3/0x730
[  403.228791] (UM) 
[  403.233282]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.235495] 5*64kB 
[  403.239984]  __alloc_skb+0x119/0x770
[  403.242020] (UM) 
[  403.246249]  ? skb_scrub_packet+0x490/0x490
[  403.248461] 3*128kB 
[  403.252164]  ? lock_downgrade+0x900/0x900
[  403.254201] (M) 
[  403.258514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.260815] 3*256kB 
[  403.264959]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.266900] (M) 4*512kB (UM) 
[  403.272444]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.274741] 3*1024kB 
[  403.280184]  ? addrconf_rs_timer+0x690/0x690
[  403.283262] (UM) 
[  403.288707]  ndisc_alloc_skb+0x144/0x340
[  403.291090] 3*2048kB 
[  403.295489]  ndisc_send_rs+0x331/0x6e0
[  403.297526] (M) 
[  403.301580]  addrconf_rs_timer+0x314/0x690
[  403.303965] 3*4096kB 
[  403.307842]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.309794] (M) 
[  403.314029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.316416] = 25180kB
[  403.321963]  call_timer_fn+0x272/0x920
[  403.323905] Node 0 Normal: 
[  403.328139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.330529] 694*4kB 
[  403.334407]  ? process_timeout+0x40/0x40
[  403.337310] (UMEH) 
[  403.341537]  ? trace_hardirqs_off+0xb8/0x310
[  403.343835] 370*8kB 
[  403.347885]  ? kasan_check_read+0x11/0x20
[  403.350096] (UMEH) 
[  403.354495]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.356808] 193*16kB 
[  403.360951]  ? trace_hardirqs_on+0x310/0x310
[  403.363163] (UMEH) 
[  403.367568]  ? __run_timers+0x7da/0xc70
[  403.369959] 79*32kB 
[  403.374360]  ? lock_downgrade+0x900/0x900
[  403.376581] (UMEH) 
[  403.380548]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.382847] 32*64kB 
[  403.386988]  ? trace_hardirqs_on+0xbd/0x310
[  403.389199] (UM) 
[  403.394295]  ? kasan_check_read+0x11/0x20
[  403.396593] 5*128kB 
[  403.400913]  ? __run_timers+0x7da/0xc70
[  403.402948] (UM) 
[  403.407088]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.409385] 0*256kB 
[  403.413372]  ? kasan_check_write+0x14/0x20
[  403.415425] 0*512kB 
[  403.420866]  ? do_raw_spin_lock+0xc1/0x200
[  403.423166] 0*1024kB 
[  403.427605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.429916] 0*2048kB 
[  403.434143]  __run_timers+0x7e5/0xc70
[  403.436526] 0*4096kB 
[  403.440758]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.443140] = 14040kB
[  403.446932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.449330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.454693]  ? timerqueue_add+0x207/0x2b0
[  403.457085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.462087]  ? enqueue_hrtimer+0x1a5/0x560
[  403.470906] 163 total pagecache pages
[  403.475042]  ? lock_release+0x970/0x970
[  403.483601] 0 pages in swap cache
[  403.487826]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.491603] Swap cache stats: add 0, delete 0, find 0/0
[  403.495561]  ? kasan_check_write+0x14/0x20
[  403.498992] Free swap  = 0kB
[  403.504173]  ? pvclock_read_flags+0x160/0x160
[  403.509507] Total swap = 0kB
[  403.513731]  ? lock_downgrade+0x900/0x900
[  403.516734] 1965979 pages RAM
[  403.521226]  ? trace_hardirqs_on+0xbd/0x310
[  403.524239] 0 pages HighMem/MovableOnly
[  403.528385]  ? kvm_sched_clock_read+0x9/0x20
[  403.531468] 342307 pages reserved
[  403.535780]  ? irq_exit+0x17f/0x1c0
[  403.539757] 0 pages cma reserved
[  403.544158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.547650] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.551221]  ? check_preemption_disabled+0x48/0x200
[  403.554636] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.560104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.566572] ksoftirqd/0 cpuset=
[  403.571585]  run_timer_softirq+0x52/0xb0
[  403.581866] /
[  403.587395]  ? __this_cpu_preempt_check+0x1c/0x1f
[  403.590646]  mems_allowed=0
[  403.594694]  __do_softirq+0x30b/0xad8
[  403.607941]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  403.613053]  ? pvclock_read_flags+0x160/0x160
[  403.617543]  ? lapic_next_event+0x5a/0x90
[  403.621689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.627225]  ? clockevents_program_event+0x140/0x370
[  403.632350]  ? kvm_clock_read+0x18/0x30
[  403.636320]  ? kvm_sched_clock_read+0x9/0x20
[  403.640738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.646282]  ? check_preemption_disabled+0x48/0x200
[  403.651297]  irq_exit+0x17f/0x1c0
[  403.654747]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.659586]  ? smp_reschedule_interrupt+0x109/0x650
[  403.664599]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.670474]  ? interrupt_entry+0xb5/0xf0
[  403.674532]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.679545]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.684561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.689397]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.694441]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.699454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.704991]  ? check_preemption_disabled+0x48/0x200
[  403.710011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.714853]  apic_timer_interrupt+0xf/0x20
[  403.719074]  </IRQ>
[  403.721328] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  403.727395] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  403.746295] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  403.753999] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  403.761264] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  403.768528] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  403.775787] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  403.783047] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  403.790326]  ? unmap_page_range+0xf56/0x2030
[  403.794733]  ? unmap_page_range+0x15ec/0x2030
[  403.799237]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  403.803735]  ? mark_held_locks+0x130/0x130
[  403.807975]  ? mark_held_locks+0x130/0x130
[  403.812206]  ? mark_held_locks+0x130/0x130
[  403.816441]  ? mark_held_locks+0x130/0x130
[  403.820679]  ? lock_downgrade+0x900/0x900
[  403.824835]  ? lock_downgrade+0x900/0x900
[  403.828983]  ? mark_held_locks+0x130/0x130
[  403.833217]  ? mark_held_locks+0x130/0x130
[  403.837454]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.842466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.848011]  ? uprobe_munmap+0x14c/0x450
[  403.852079]  ? uprobe_mmap+0xd50/0xd50
[  403.855994]  ? is_bpf_text_address+0xac/0x170
[  403.860492]  unmap_single_vma+0x19b/0x310
[  403.864641]  unmap_vmas+0x125/0x200
[  403.868265]  exit_mmap+0x2be/0x590
[  403.871799]  ? __ia32_sys_munmap+0x80/0x80
[  403.876045]  ? __might_sleep+0x95/0x190
[  403.880014]  mmput+0x247/0x610
[  403.883216]  ? lock_downgrade+0x900/0x900
[  403.887360]  ? set_mm_exe_file+0x200/0x200
[  403.891590]  ? kasan_check_read+0x11/0x20
[  403.895732]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.900135]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  403.904753]  ? kasan_check_write+0x14/0x20
[  403.908985]  ? do_raw_spin_lock+0xc1/0x200
[  403.913231]  do_exit+0xe6f/0x2610
[  403.916683]  ? mm_update_next_owner+0x990/0x990
[  403.921359]  ? pick_next_task_fair+0x990/0x16d0
[  403.926035]  ? trace_hardirqs_off+0xb8/0x310
[  403.930452]  ? mark_held_locks+0x130/0x130
[  403.934687]  ? lock_acquire+0x1ed/0x520
[  403.938657]  ? pipe_wait+0x266/0x2c0
[  403.942373]  ? mark_held_locks+0x130/0x130
[  403.946611]  ? arch_local_save_flags+0x40/0x40
[  403.951190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.956739]  ? __mutex_lock+0x85e/0x1700
[  403.960818]  ? __switch_to_asm+0x34/0x70
[  403.964872]  ? __switch_to_asm+0x40/0x70
[  403.968942]  ? __switch_to_asm+0x34/0x70
[  403.972998]  ? pipe_wait+0x266/0x2c0
[  403.976719]  ? __switch_to_asm+0x34/0x70
[  403.980773]  ? __switch_to_asm+0x34/0x70
[  403.984832]  ? mutex_trylock+0x2b0/0x2b0
[  403.988891]  ? __schedule+0x874/0x1ed0
[  403.992778]  ? __sched_text_start+0x8/0x8
[  403.996927]  ? lock_downgrade+0x900/0x900
[  404.001080]  ? memset+0x31/0x40
[  404.004355]  ? __dequeue_signal+0xf9/0x7d0
[  404.008588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.014126]  ? recalc_sigpending_tsk+0x140/0x180
[  404.018881]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.024435]  ? get_signal+0x95b/0x1980
[  404.028316]  ? lock_downgrade+0x900/0x900
[  404.032464]  do_group_exit+0x177/0x440
[  404.036352]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.041802]  ? __ia32_sys_exit+0x50/0x50
[  404.045858]  ? kasan_check_write+0x14/0x20
[  404.050090]  ? do_raw_spin_lock+0xc1/0x200
[  404.054328]  get_signal+0x8b0/0x1980
[  404.058078]  ? ptrace_notify+0x130/0x130
[  404.062137]  ? finish_wait+0x430/0x430
[  404.066031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.071569]  ? pipe_read+0x702/0x940
[  404.075282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.080821]  do_signal+0x9c/0x21e0
[  404.084358]  ? __vfs_read+0x11f/0x9b0
[  404.088161]  ? vfs_copy_file_range+0xb90/0xb90
[  404.092755]  ? setup_sigcontext+0x7d0/0x7d0
[  404.097092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.102626]  exit_to_usermode_loop+0x2e5/0x380
[  404.107205]  ? syscall_slow_exit_work+0x520/0x520
[  404.112047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.117613]  do_syscall_64+0x6be/0x820
[  404.121498]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.126858]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.131783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.136622]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.141636]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.146655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.151509]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.156695] RIP: 0033:0x410fd0
[  404.159888] Code: Bad RIP value.
[  404.163245] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  404.170948] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  404.178214] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  404.185479] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  404.192754] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  404.200019] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  404.207303] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  404.207354] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.214062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.214066] Call Trace:
[  404.214086]  dump_stack+0x1c4/0x2b4
[  404.214104]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.220617] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.229939]  warn_alloc.cold.119+0xb7/0x1bd
[  404.232494] syz-executor2 cpuset=
[  404.236114]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.241280] syz2
[  404.251758]  ? lock_downgrade+0x900/0x900
[  404.256054]  mems_allowed=0
[  404.259502]  ? trace_hardirqs_off+0xb8/0x310
[  404.277822]  ? trace_hardirqs_off+0xb8/0x310
[  404.282234]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.287101]  ? warn_alloc+0x120/0x120
[  404.290911]  ? warn_alloc+0x120/0x120
[  404.294727]  ? warn_alloc+0x120/0x120
[  404.298526]  ? mark_held_locks+0x130/0x130
[  404.302849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.308397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.314027]  ? should_fail+0x22d/0xd01
[  404.317925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.323031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.328563]  ? should_fail+0x22d/0xd01
[  404.332454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.337557]  ? should_fail+0x22d/0xd01
[  404.341445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.346546]  ? mark_held_locks+0x130/0x130
[  404.350784]  ? mark_held_locks+0x130/0x130
[  404.355019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.360558]  ? trace_hardirqs_off+0xb8/0x310
[  404.364964]  ? kasan_check_read+0x11/0x20
[  404.369113]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.373521]  ? trace_hardirqs_on+0x310/0x310
[  404.377938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.383481]  ? wq_watchdog_touch+0x9c/0xfe
[  404.387712]  ? io_serial_in+0x11/0x90
[  404.391510]  ? retint_kernel+0x2d/0x2d
[  404.395393]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.400322]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.405077]  ? trace_hardirqs_off+0x310/0x310
[  404.409567]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.414674]  __alloc_pages_nodemask+0xa80/0xde0
[  404.419341]  ? should_fail+0x22d/0xd01
[  404.423238]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  404.428266]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.432940]  ? lock_downgrade+0x900/0x900
[  404.437095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.442636]  cache_grow_begin+0x91/0x8c0
[  404.446696]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.451125]  fallback_alloc+0x203/0x2e0
[  404.455108]  ____cache_alloc_node+0x1c7/0x1e0
[  404.459604]  kmem_cache_alloc_node+0xe3/0x730
[  404.464110]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.468346]  __alloc_skb+0x119/0x770
[  404.472064]  ? skb_scrub_packet+0x490/0x490
[  404.476394]  ? lock_downgrade+0x900/0x900
[  404.480543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.486077]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.491530]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.496981]  ? addrconf_rs_timer+0x690/0x690
[  404.501396]  ndisc_alloc_skb+0x144/0x340
[  404.505460]  ndisc_send_rs+0x331/0x6e0
[  404.509353]  addrconf_rs_timer+0x314/0x690
[  404.513583]  ? lock_release+0x970/0x970
[  404.517559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.521807]  call_timer_fn+0x272/0x920
[  404.525700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.529942]  ? process_timeout+0x40/0x40
[  404.534203]  ? kasan_check_read+0x11/0x20
[  404.538353]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.542759]  ? trace_hardirqs_on+0x310/0x310
[  404.547168]  ? __run_timers+0x7da/0xc70
[  404.551145]  ? lock_downgrade+0x900/0x900
[  404.555292]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.560394]  ? trace_hardirqs_on+0xbd/0x310
[  404.564716]  ? kasan_check_read+0x11/0x20
[  404.568868]  ? __run_timers+0x7da/0xc70
[  404.572848]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.578296]  ? kasan_check_write+0x14/0x20
[  404.582529]  ? do_raw_spin_lock+0xc1/0x200
[  404.586766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.591004]  __run_timers+0x7e5/0xc70
[  404.594815]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  404.600175]  ? lock_downgrade+0x900/0x900
[  404.604320]  ? finish_task_switch+0x1b5/0x900
[  404.608816]  ? trace_hardirqs_on+0xbd/0x310
[  404.613138]  ? kasan_check_read+0x11/0x20
[  404.617289]  ? finish_task_switch+0x1f5/0x900
[  404.621876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.627340]  ? compat_start_thread+0x80/0x80
[  404.631765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.637322]  ? pvclock_read_flags+0x160/0x160
[  404.641815]  ? __switch_to_asm+0x34/0x70
[  404.645876]  ? __switch_to_asm+0x34/0x70
[  404.649941]  ? __switch_to_asm+0x40/0x70
[  404.654003]  ? __switch_to_asm+0x40/0x70
[  404.658072]  ? __switch_to_asm+0x34/0x70
[  404.662131]  ? __switch_to_asm+0x40/0x70
[  404.666203]  ? trace_hardirqs_on+0xbd/0x310
[  404.670528]  ? kvm_sched_clock_read+0x9/0x20
[  404.674950]  ? run_ksoftirqd+0x94/0x100
[  404.678963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.684509]  ? check_preemption_disabled+0x48/0x200
[  404.689525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.695070]  run_timer_softirq+0x52/0xb0
[  404.699132]  ? __this_cpu_preempt_check+0x1c/0x1f
[  404.703975]  __do_softirq+0x30b/0xad8
[  404.707786]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  404.712888]  ? trace_hardirqs_off+0xb8/0x310
[  404.717301]  ? schedule+0x108/0x460
[  404.720940]  ? run_ksoftirqd+0x99/0x100
[  404.724920]  ? trace_hardirqs_off+0xb8/0x310
[  404.729350]  ? smpboot_thread_fn+0x68b/0xa00
[  404.733760]  ? trace_hardirqs_on+0x310/0x310
[  404.738196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.743745]  ? check_preemption_disabled+0x48/0x200
[  404.748770]  ? takeover_tasklets+0xa90/0xa90
[  404.753190]  run_ksoftirqd+0x94/0x100
[  404.756996]  smpboot_thread_fn+0x68b/0xa00
[  404.761235]  ? sort_range+0x30/0x30
[  404.764872]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.769981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.775526]  ? __kthread_parkme+0xfb/0x1a0
[  404.779767]  kthread+0x35a/0x420
[  404.783135]  ? sort_range+0x30/0x30
[  404.786761]  ? kthread_bind+0x40/0x40
[  404.790564]  ret_from_fork+0x3a/0x50
[  404.794281] warn_alloc_show_mem: 1 callbacks suppressed
[  404.794294] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  404.794296] Mem-Info:
[  404.794325] active_anon:45632 inactive_anon:123 isolated_anon:0
[  404.794325]  active_file:17 inactive_file:16 isolated_file:0
[  404.794325]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.794325]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  404.794325]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  404.794325]  free:13774 free_pcp:156 free_cma:0
[  404.799666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.799676] Call Trace:
[  404.806877] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.809277]  <IRQ>
[  404.842153] Node 0 
[  404.851521]  dump_stack+0x1c4/0x2b4
[  404.854101] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.881587]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.883710] lowmem_reserve[]:
[  404.885953]  warn_alloc.cold.119+0xb7/0x1bd
[  404.889546]  0 2819
[  404.915071]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.920243]  6323
[  404.923344]  ? lock_downgrade+0x900/0x900
[  404.927637]  6323
[  404.929878]  ? trace_hardirqs_off+0xb8/0x310
[  404.934694] Node 0 
[  404.936752]  ? trace_hardirqs_off+0xb8/0x310
[  404.940901] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.942956]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.947338] lowmem_reserve[]:
[  404.949586]  ? warn_alloc+0x120/0x120
[  404.953964]  0
[  404.980520]  ? warn_alloc+0x120/0x120
[  404.985339]  0
[  404.988446]  ? warn_alloc+0x120/0x120
[  404.992218]  3503
[  404.994018]  ? mark_held_locks+0x130/0x130
[  404.997789]  3503
[  404.999594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.003372] Node 0 
[  405.005444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.009674] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  405.011723]  ? should_fail+0x22d/0xd01
[  405.017234] lowmem_reserve[]:
[  405.019470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.024982]  0
[  405.053272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.057136]  0
[  405.060263]  ? should_fail+0x22d/0xd01
[  405.065373]  0
[  405.067184]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.072691]  0
[  405.074494]  ? should_fail+0x22d/0xd01
[  405.080173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.085269] Node 0 
[  405.087077]  ? mark_held_locks+0x130/0x130
[  405.090943] DMA: 
[  405.096044]  ? mark_held_locks+0x130/0x130
[  405.098254] 1*4kB 
[  405.102492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.104536] (U) 
[  405.108770]  ? trace_hardirqs_off+0xb8/0x310
[  405.110898] 0*8kB 
[  405.116443]  ? kasan_check_read+0x11/0x20
[  405.118390] 0*16kB 
[  405.122789]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.124907] 1*32kB (U) 
[  405.129060]  ? trace_hardirqs_on+0x310/0x310
[  405.131274] 2*64kB 
[  405.135676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.138231] (U) 
[  405.142633]  ? wq_watchdog_touch+0x9c/0xfe
[  405.144852] 1*128kB 
[  405.150386]  ? io_serial_in+0x11/0x90
[  405.152336] (U) 
[  405.156564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.158866] 1*256kB 
[  405.162658]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.164612] (U) 
[  405.170154]  __alloc_pages_nodemask+0xa80/0xde0
[  405.172448] 0*512kB 
[  405.177544]  ? should_fail+0x22d/0xd01
[  405.179496] 1*1024kB 
[  405.184159]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.186454] (U) 
[  405.190343]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.192721] 1*2048kB 
[  405.197727]  ? lock_downgrade+0x900/0x900
[  405.199677] (M) 
[  405.204339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.206722] 3*4096kB 
[  405.210862]  cache_grow_begin+0x91/0x8c0
[  405.212814] (M) 
[  405.218345]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.220737] = 15908kB
[  405.224794]  fallback_alloc+0x203/0x2e0
[  405.226747] Node 0 
[  405.231148]  ____cache_alloc_node+0x1c7/0x1e0
[  405.233538] DMA32: 
[  405.237505]  kmem_cache_alloc_node+0xe3/0x730
[  405.239716] 5*4kB 
[  405.244206]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.246416] (UM) 
[  405.250916]  __alloc_skb+0x119/0x770
[  405.253039] 1*8kB 
[  405.257267]  ? skb_scrub_packet+0x490/0x490
[  405.259308] (U) 
[  405.263021]  ? lock_downgrade+0x900/0x900
[  405.265140] 2*16kB 
[  405.269459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.271416] (M) 
[  405.275563]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.277770] 3*32kB (UM) 
[  405.283313]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.285278] 5*64kB 
[  405.290727]  ? addrconf_rs_timer+0x690/0x690
[  405.293371] (UM) 
[  405.298822]  ndisc_alloc_skb+0x144/0x340
[  405.301042] 3*128kB 
[  405.305450]  ndisc_send_rs+0x331/0x6e0
[  405.307482] (M) 
[  405.311538]  addrconf_rs_timer+0x314/0x690
[  405.313838] 3*256kB 
[  405.317718]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.319673] (M) 
[  405.323920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.326225] 4*512kB 
[  405.331770]  call_timer_fn+0x272/0x920
[  405.333722] (UM) 
[  405.337972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.340272] 3*1024kB 
[  405.344161]  ? process_timeout+0x40/0x40
[  405.346199] (UM) 
[  405.350433]  ? trace_hardirqs_off+0xb8/0x310
[  405.350449]  ? kasan_check_read+0x11/0x20
[  405.352843] 3*2048kB 
[  405.356911]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.358941] (M) 
[  405.363347]  ? trace_hardirqs_on+0x310/0x310
[  405.367473] 3*4096kB 
[  405.369882]  ? __run_timers+0x7da/0xc70
[  405.374261] (M) 
[  405.376241]  ? lock_downgrade+0x900/0x900
[  405.380625] = 25180kB
[  405.383029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.386981] Node 0 
[  405.388954]  ? trace_hardirqs_on+0xbd/0x310
[  405.393079] Normal: 
[  405.395494]  ? kasan_check_read+0x11/0x20
[  405.400580] 694*4kB 
[  405.402817]  ? __run_timers+0x7da/0xc70
[  405.407108] (UMEH) 
[  405.409438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.413554] 370*8kB 
[  405.415869]  ? kasan_check_write+0x14/0x20
[  405.419819] (UMEH) 
[  405.422055]  ? do_raw_spin_lock+0xc1/0x200
[  405.427985] 193*16kB (UMEH) 
[  405.430323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.434533] 79*32kB 
[  405.436764]  __run_timers+0x7e5/0xc70
[  405.440969] (UMEH) 
[  405.443991]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.448195] 32*64kB 
[  405.450517]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.454293] (UM) 
[  405.456526]  ? timerqueue_add+0x207/0x2b0
[  405.461866] 5*128kB 
[  405.464183]  ? enqueue_hrtimer+0x1a5/0x560
[  405.469172] (UM) 
[  405.471224]  ? lock_release+0x970/0x970
[  405.471240]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.475371] 0*256kB 0*512kB 
[  405.477700]  ? kasan_check_write+0x14/0x20
[  405.481919] 0*1024kB 
[  405.483978]  ? pvclock_read_flags+0x160/0x160
[  405.487934] 0*2048kB 
[  405.493116]  ? lock_downgrade+0x900/0x900
[  405.496113] 0*4096kB 
[  405.500342]  ? trace_hardirqs_on+0xbd/0x310
[  405.502728] = 14040kB
[  405.507216]  ? kvm_sched_clock_read+0x9/0x20
[  405.509610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  405.513748]  ? irq_exit+0x17f/0x1c0
[  405.516143] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  405.520459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.522842] 163 total pagecache pages
[  405.527246]  ? check_preemption_disabled+0x48/0x200
[  405.536882] 0 pages in swap cache
[  405.540507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.549062] Swap cache stats: add 0, delete 0, find 0/0
[  405.554591]  run_timer_softirq+0x52/0xb0
[  405.558386] Free swap  = 0kB
[  405.563401]  ? __this_cpu_preempt_check+0x1c/0x1f
[  405.566830] Total swap = 0kB
[  405.572363]  __do_softirq+0x30b/0xad8
[  405.577700] 1965979 pages RAM
[  405.581756]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.584752] 0 pages HighMem/MovableOnly
[  405.589589]  ? pvclock_read_flags+0x160/0x160
[  405.592585] 342307 pages reserved
[  405.596380]  ? lapic_next_event+0x5a/0x90
[  405.599467] 0 pages cma reserved
[  405.604565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.608580] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.613004]  ? clockevents_program_event+0x140/0x370
[  405.613021]  ? kvm_clock_read+0x18/0x30
[  405.613038]  ? kvm_sched_clock_read+0x9/0x20
[  405.616519] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.620621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.623963] ksoftirqd/0 cpuset=
[  405.629501]  ? check_preemption_disabled+0x48/0x200
[  405.635963] /
[  405.641062]  irq_exit+0x17f/0x1c0
[  405.645010]  mems_allowed=0
[  405.649412]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.686372]  ? smp_reschedule_interrupt+0x109/0x650
[  405.691391]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.697275]  ? interrupt_entry+0xb5/0xf0
[  405.701334]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.706347]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.711364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.716202]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.721220]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.726239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.731785]  ? check_preemption_disabled+0x48/0x200
[  405.736819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.741668]  apic_timer_interrupt+0xf/0x20
[  405.745899]  </IRQ>
[  405.748143] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  405.754199] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  405.773102] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  405.780811] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  405.788080] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  405.795343] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  405.802606] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  405.809869] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  405.817157]  ? unmap_page_range+0xf56/0x2030
[  405.821570]  ? unmap_page_range+0x15ec/0x2030
[  405.826075]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  405.830662]  ? mark_held_locks+0x130/0x130
[  405.834911]  ? mark_held_locks+0x130/0x130
[  405.839184]  ? mark_held_locks+0x130/0x130
[  405.843437]  ? mark_held_locks+0x130/0x130
[  405.847675]  ? lock_downgrade+0x900/0x900
[  405.851823]  ? lock_downgrade+0x900/0x900
[  405.855976]  ? mark_held_locks+0x130/0x130
[  405.860214]  ? mark_held_locks+0x130/0x130
[  405.864454]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.869470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.875005]  ? uprobe_munmap+0x14c/0x450
[  405.879090]  ? uprobe_mmap+0xd50/0xd50
[  405.882980]  ? is_bpf_text_address+0xac/0x170
[  405.887485]  unmap_single_vma+0x19b/0x310
[  405.891638]  unmap_vmas+0x125/0x200
[  405.895267]  exit_mmap+0x2be/0x590
[  405.898805]  ? __ia32_sys_munmap+0x80/0x80
[  405.903057]  ? __might_sleep+0x95/0x190
[  405.907040]  mmput+0x247/0x610
[  405.910236]  ? lock_downgrade+0x900/0x900
[  405.914389]  ? set_mm_exe_file+0x200/0x200
[  405.918625]  ? kasan_check_read+0x11/0x20
[  405.922770]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.927180]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  405.931764]  ? kasan_check_write+0x14/0x20
[  405.936000]  ? do_raw_spin_lock+0xc1/0x200
[  405.940245]  do_exit+0xe6f/0x2610
[  405.943704]  ? mm_update_next_owner+0x990/0x990
[  405.948369]  ? pick_next_task_fair+0x990/0x16d0
[  405.953052]  ? trace_hardirqs_off+0xb8/0x310
[  405.957465]  ? mark_held_locks+0x130/0x130
[  405.961698]  ? lock_acquire+0x1ed/0x520
[  405.965678]  ? pipe_wait+0x266/0x2c0
[  405.969403]  ? mark_held_locks+0x130/0x130
[  405.973647]  ? arch_local_save_flags+0x40/0x40
[  405.978229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.983783]  ? __mutex_lock+0x85e/0x1700
[  405.987841]  ? __switch_to_asm+0x34/0x70
[  405.991898]  ? __switch_to_asm+0x40/0x70
[  405.995956]  ? __switch_to_asm+0x34/0x70
[  406.000014]  ? pipe_wait+0x266/0x2c0
[  406.003729]  ? __switch_to_asm+0x34/0x70
[  406.007788]  ? __switch_to_asm+0x34/0x70
[  406.011848]  ? mutex_trylock+0x2b0/0x2b0
[  406.015909]  ? __schedule+0x874/0x1ed0
[  406.019807]  ? __sched_text_start+0x8/0x8
[  406.023955]  ? lock_downgrade+0x900/0x900
[  406.028103]  ? memset+0x31/0x40
[  406.031383]  ? __dequeue_signal+0xf9/0x7d0
[  406.035635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.041171]  ? recalc_sigpending_tsk+0x140/0x180
[  406.045929]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.051473]  ? get_signal+0x95b/0x1980
[  406.055369]  ? lock_downgrade+0x900/0x900
[  406.059527]  do_group_exit+0x177/0x440
[  406.063421]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.068880]  ? __ia32_sys_exit+0x50/0x50
[  406.072937]  ? kasan_check_write+0x14/0x20
[  406.077173]  ? do_raw_spin_lock+0xc1/0x200
[  406.081416]  get_signal+0x8b0/0x1980
[  406.085144]  ? ptrace_notify+0x130/0x130
[  406.089198]  ? finish_wait+0x430/0x430
[  406.093085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.098631]  ? pipe_read+0x702/0x940
[  406.102355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.107898]  do_signal+0x9c/0x21e0
[  406.111443]  ? __vfs_read+0x11f/0x9b0
[  406.115250]  ? vfs_copy_file_range+0xb90/0xb90
[  406.119828]  ? setup_sigcontext+0x7d0/0x7d0
[  406.124172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.129721]  exit_to_usermode_loop+0x2e5/0x380
[  406.134309]  ? syscall_slow_exit_work+0x520/0x520
[  406.139152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.144695]  do_syscall_64+0x6be/0x820
[  406.148581]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.153947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.158873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.163727]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.168758]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.173779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.178624]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.183807] RIP: 0033:0x410fd0
[  406.187003] Code: Bad RIP value.
[  406.190422] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  406.198166] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  406.205438] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  406.212701] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  406.219976] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  406.227243] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  406.234534] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  406.234584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.241299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.247844] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.257136] Call Trace:
[  406.267608] syz-executor2 cpuset=syz2
[  406.270192]  dump_stack+0x1c4/0x2b4
[  406.270211]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.273993]  mems_allowed=0
[  406.277615]  warn_alloc.cold.119+0xb7/0x1bd
[  406.290015]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.294859]  ? lock_downgrade+0x900/0x900
[  406.299016]  ? trace_hardirqs_off+0xb8/0x310
[  406.303430]  ? trace_hardirqs_off+0xb8/0x310
[  406.307845]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.312703]  ? warn_alloc+0x120/0x120
[  406.316510]  ? warn_alloc+0x120/0x120
[  406.320314]  ? warn_alloc+0x120/0x120
[  406.324118]  ? mark_held_locks+0x130/0x130
[  406.328355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.333889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.339443]  ? should_fail+0x22d/0xd01
[  406.343335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.348444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.353989]  ? should_fail+0x22d/0xd01
[  406.357884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.363011]  ? should_fail+0x22d/0xd01
[  406.366912]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.372022]  ? mark_held_locks+0x130/0x130
[  406.376262]  ? mark_held_locks+0x130/0x130
[  406.380595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.386132]  ? trace_hardirqs_off+0xb8/0x310
[  406.390539]  ? kasan_check_read+0x11/0x20
[  406.394691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.399104]  ? trace_hardirqs_on+0x310/0x310
[  406.403510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.409045]  ? wq_watchdog_touch+0x9c/0xfe
[  406.413297]  ? io_serial_in+0x11/0x90
[  406.417097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.422643]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.427757]  __alloc_pages_nodemask+0xa80/0xde0
[  406.432432]  ? should_fail+0x22d/0xd01
[  406.436324]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.441355]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.446022]  ? lock_downgrade+0x900/0x900
[  406.450179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.455717]  cache_grow_begin+0x91/0x8c0
[  406.459782]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.464193]  fallback_alloc+0x203/0x2e0
[  406.468169]  ____cache_alloc_node+0x1c7/0x1e0
[  406.472666]  kmem_cache_alloc_node+0xe3/0x730
[  406.477163]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.481409]  __alloc_skb+0x119/0x770
[  406.485125]  ? skb_scrub_packet+0x490/0x490
[  406.489446]  ? lock_downgrade+0x900/0x900
[  406.493599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.499134]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.504581]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.510030]  ? addrconf_rs_timer+0x690/0x690
[  406.514443]  ndisc_alloc_skb+0x144/0x340
[  406.518504]  ndisc_send_rs+0x331/0x6e0
[  406.522393]  addrconf_rs_timer+0x314/0x690
[  406.526626]  ? lock_release+0x970/0x970
[  406.530601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.535040]  call_timer_fn+0x272/0x920
[  406.538942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.543182]  ? process_timeout+0x40/0x40
[  406.547243]  ? kasan_check_read+0x11/0x20
[  406.551393]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.555808]  ? trace_hardirqs_on+0x310/0x310
[  406.560219]  ? __run_timers+0x7da/0xc70
[  406.564194]  ? lock_downgrade+0x900/0x900
[  406.568341]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.573446]  ? trace_hardirqs_on+0xbd/0x310
[  406.577764]  ? kasan_check_read+0x11/0x20
[  406.581910]  ? __run_timers+0x7da/0xc70
[  406.585890]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.591337]  ? kasan_check_write+0x14/0x20
[  406.595574]  ? do_raw_spin_lock+0xc1/0x200
[  406.599809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.604049]  __run_timers+0x7e5/0xc70
[  406.607858]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  406.613217]  ? lock_downgrade+0x900/0x900
[  406.617361]  ? finish_task_switch+0x1b5/0x900
[  406.621856]  ? trace_hardirqs_on+0xbd/0x310
[  406.626174]  ? kasan_check_read+0x11/0x20
[  406.630322]  ? finish_task_switch+0x1f5/0x900
[  406.634818]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.640266]  ? compat_start_thread+0x80/0x80
[  406.644674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.650225]  ? pvclock_read_flags+0x160/0x160
[  406.654721]  ? __switch_to_asm+0x34/0x70
[  406.658780]  ? __switch_to_asm+0x34/0x70
[  406.662837]  ? __switch_to_asm+0x40/0x70
[  406.666893]  ? __switch_to_asm+0x40/0x70
[  406.670959]  ? __switch_to_asm+0x34/0x70
[  406.675018]  ? __switch_to_asm+0x40/0x70
[  406.679083]  ? trace_hardirqs_on+0xbd/0x310
[  406.683402]  ? kvm_sched_clock_read+0x9/0x20
[  406.687811]  ? run_ksoftirqd+0x94/0x100
[  406.691783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.697322]  ? check_preemption_disabled+0x48/0x200
[  406.702334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.707876]  run_timer_softirq+0x52/0xb0
[  406.711946]  ? __this_cpu_preempt_check+0x1c/0x1f
[  406.716785]  __do_softirq+0x30b/0xad8
[  406.720591]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.725694]  ? trace_hardirqs_off+0xb8/0x310
[  406.730107]  ? schedule+0x108/0x460
[  406.733737]  ? run_ksoftirqd+0x99/0x100
[  406.737708]  ? trace_hardirqs_off+0xb8/0x310
[  406.742117]  ? smpboot_thread_fn+0x68b/0xa00
[  406.746523]  ? trace_hardirqs_on+0x310/0x310
[  406.750939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.756477]  ? check_preemption_disabled+0x48/0x200
[  406.761498]  ? takeover_tasklets+0xa90/0xa90
[  406.765923]  run_ksoftirqd+0x94/0x100
[  406.769735]  smpboot_thread_fn+0x68b/0xa00
[  406.773974]  ? sort_range+0x30/0x30
[  406.777600]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.782702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.788234]  ? __kthread_parkme+0xfb/0x1a0
[  406.792466]  kthread+0x35a/0x420
[  406.795831]  ? sort_range+0x30/0x30
[  406.799455]  ? kthread_bind+0x40/0x40
[  406.803252]  ret_from_fork+0x3a/0x50
[  406.806967] warn_alloc_show_mem: 1 callbacks suppressed
[  406.806979] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  406.806981] Mem-Info:
[  406.807011] active_anon:45632 inactive_anon:123 isolated_anon:0
[  406.807011]  active_file:17 inactive_file:16 isolated_file:0
[  406.807011]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.807011]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  406.807011]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  406.807011]  free:13774 free_pcp:156 free_cma:0
[  406.812353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.819543] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.821953] Call Trace:
[  406.855087] Node 0 
[  406.864449]  <IRQ>
[  406.891960] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.894522]  dump_stack+0x1c4/0x2b4
[  406.896730] lowmem_reserve[]:
[  406.898877]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.924347]  0 2819
[  406.928083]  warn_alloc.cold.119+0xb7/0x1bd
[  406.931160]  6323
[  406.936343]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.938556]  6323
[  406.942876]  ? lock_downgrade+0x900/0x900
[  406.949752]  ? trace_hardirqs_off+0xb8/0x310
[  406.951787] Node 0 
[  406.955935]  ? trace_hardirqs_off+0xb8/0x310
[  406.960351] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.962560]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.966945] lowmem_reserve[]:
[  406.993586]  ? warn_alloc+0x120/0x120
[  406.998393]  0
[  407.001494]  ? trace_hardirqs_on+0x310/0x310
[  407.005268]  0
[  407.007066]  ? warn_alloc+0x120/0x120
[  407.011447]  3503
[  407.013242]  ? warn_alloc+0x120/0x120
[  407.017016]  3503
[  407.019076]  ? ktime_get+0x2e1/0x440
[  407.024919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.028597] Node 0 
[  407.034124]  ? check_preemption_disabled+0x48/0x200
[  407.034155] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  407.034162] lowmem_reserve[]:
[  407.036395]  ? kasan_check_read+0x11/0x20
[  407.041387]  0
[  407.069694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.072775]  0
[  407.076924]  ? should_fail+0x22d/0xd01
[  407.078705]  0
[  407.084239]  ? rcu_bh_qs+0xc0/0xc0
[  407.086015]  0
[  407.089908]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.095205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.096981] Node 0 
[  407.102076]  ? should_fail+0x22d/0xd01
[  407.107591] DMA: 
[  407.109822]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.113684] 1*4kB 
[  407.115745]  ? should_fail+0x22d/0xd01
[  407.120821] (U) 
[  407.122973]  ? rcu_idle_enter+0x4b0/0x4b0
[  407.126831] 0*8kB 
[  407.128798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.132919] 0*16kB 
[  407.135064]  ? mark_held_locks+0x130/0x130
[  407.140138] 1*32kB 
[  407.142366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.146571] (U) 
[  407.148802]  ? mark_held_locks+0x130/0x130
[  407.154317] 2*64kB 
[  407.156288]  ? rcu_irq_exit+0xce/0x100
[  407.160495] (U) 
[  407.162726]  ? irq_exit+0xbd/0x1c0
[  407.166589] 1*128kB 
[  407.168561]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  407.172075] (U) 
[  407.174392]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.179374] 1*256kB (U) 
[  407.181353]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.185738] 0*512kB 
[  407.188405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.194261] 1*1024kB 
[  407.196587]  ? ret_from_intr+0xb/0x1e
[  407.202101] (U) 
[  407.204508]  ? retint_kernel+0x2d/0x2d
[  407.208283] 1*2048kB 
[  407.210258]  ? trace_hardirqs_on_caller+0xc0/0x310
[  407.214119] (M) 
[  407.216545]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.221474] 3*4096kB 
[  407.223456]  ? trace_hardirqs_off+0x310/0x310
[  407.228183] (M) 
[  407.230589]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.235073] = 15908kB
[  407.237052]  __alloc_pages_nodemask+0xa80/0xde0
[  407.242140] Node 0 
[  407.244541]  ? should_fail+0x22d/0xd01
[  407.249183] DMA32: 
[  407.251412]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.255274] 5*4kB 
[  407.257515]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.262515] (UM) 
[  407.264665]  ? lock_downgrade+0x900/0x900
[  407.269308] 1*8kB 
[  407.271366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.275486] (U) 
[  407.277630]  cache_grow_begin+0x91/0x8c0
[  407.283138] 2*16kB 
[  407.285108]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.289141] (M) 
[  407.291386]  fallback_alloc+0x203/0x2e0
[  407.295771] 3*32kB 
[  407.297738]  ____cache_alloc_node+0x1c7/0x1e0
[  407.301687] (UM) 
[  407.303925]  kmem_cache_alloc_node+0xe3/0x730
[  407.308402] 5*64kB (UM) 
[  407.310474]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.314945] 3*128kB 
[  407.317607]  __alloc_skb+0x119/0x770
[  407.321811] (M) 
[  407.324126]  ? skb_scrub_packet+0x490/0x490
[  407.327813] 3*256kB 
[  407.329786]  ? lock_downgrade+0x900/0x900
[  407.334108] (M) 
[  407.336435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.340552] 4*512kB 
[  407.342535]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.348042] (UM) 
[  407.350382]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.355806] 3*1024kB 
[  407.357869]  ? addrconf_rs_timer+0x690/0x690
[  407.363292] (UM) 
[  407.365701]  ndisc_alloc_skb+0x144/0x340
[  407.370083] 3*2048kB 
[  407.372142]  ndisc_send_rs+0x331/0x6e0
[  407.376175] (M) 
[  407.378580]  addrconf_rs_timer+0x314/0x690
[  407.382444] 3*4096kB 
[  407.384418]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.388619] (M) 
[  407.391019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.396528] = 25180kB
[  407.398503]  call_timer_fn+0x272/0x920
[  407.402717] Node 0 
[  407.405120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.408984] Normal: 
[  407.411214]  ? process_timeout+0x40/0x40
[  407.415424] 694*4kB 
[  407.417746]  ? trace_hardirqs_off+0xb8/0x310
[  407.421802] (UMEH) 
[  407.424326]  ? kasan_check_read+0x11/0x20
[  407.428751] 370*8kB 
[  407.430981]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.435100] (UMEH) 
[  407.437421]  ? trace_hardirqs_on+0x310/0x310
[  407.441811] 193*16kB 
[  407.444065]  ? __run_timers+0x7da/0xc70
[  407.448448] (UMEH) 
[  407.450852]  ? lock_downgrade+0x900/0x900
[  407.454799] 79*32kB 
[  407.457029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.461147] (UMEH) 
[  407.463469]  ? trace_hardirqs_on+0xbd/0x310
[  407.468545] 32*64kB 
[  407.470777]  ? kasan_check_read+0x11/0x20
[  407.475075] (UM) 
[  407.477399]  ? __run_timers+0x7da/0xc70
[  407.481520] 5*128kB 
[  407.483581]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.487548] (UM) 
[  407.489874]  ? kasan_check_write+0x14/0x20
[  407.495297] 0*256kB 
[  407.497358]  ? do_raw_spin_lock+0xc1/0x200
[  407.501586] 0*512kB 
[  407.503907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.508127] 0*1024kB 
[  407.510453]  __run_timers+0x7e5/0xc70
[  407.514664] 0*2048kB 
[  407.517092]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.520871] 0*4096kB 
[  407.523275]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.528613] = 14040kB
[  407.531026]  ? timerqueue_add+0x207/0x2b0
[  407.536021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.538419]  ? enqueue_hrtimer+0x1a5/0x560
[  407.542551] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.551374]  ? lock_release+0x970/0x970
[  407.555581] 163 total pagecache pages
[  407.564150]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.568101] 0 pages in swap cache
[  407.571899]  ? kasan_check_write+0x14/0x20
[  407.577070] Swap cache stats: add 0, delete 0, find 0/0
[  407.580514]  ? pvclock_read_flags+0x160/0x160
[  407.584721] Free swap  = 0kB
[  407.590079]  ? lock_downgrade+0x900/0x900
[  407.594547] Total swap = 0kB
[  407.597564]  ? trace_hardirqs_on+0xbd/0x310
[  407.601683] 1965979 pages RAM
[  407.604694]  ? kvm_sched_clock_read+0x9/0x20
[  407.608991] 0 pages HighMem/MovableOnly
[  407.612089]  ? irq_exit+0x17f/0x1c0
[  407.616472] 342307 pages reserved
[  407.620445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.624043] 0 pages cma reserved
[  407.627492]  ? check_preemption_disabled+0x48/0x200
[  407.633067] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.636364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.641401] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.647851]  run_timer_softirq+0x52/0xb0
[  407.653360] ksoftirqd/0 cpuset=
[  407.663668]  ? __this_cpu_preempt_check+0x1c/0x1f
[  407.667698] /
[  407.670975]  __do_softirq+0x30b/0xad8
[  407.675791]  mems_allowed=0
[  407.677506]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.689313]  ? pvclock_read_flags+0x160/0x160
[  407.693809]  ? lapic_next_event+0x5a/0x90
[  407.697962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.703500]  ? clockevents_program_event+0x140/0x370
[  407.708616]  ? kvm_clock_read+0x18/0x30
[  407.712579]  ? kvm_sched_clock_read+0x9/0x20
[  407.716986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.722526]  ? check_preemption_disabled+0x48/0x200
[  407.727548]  irq_exit+0x17f/0x1c0
[  407.731003]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.735857]  ? smp_reschedule_interrupt+0x109/0x650
[  407.740895]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.746777]  ? interrupt_entry+0xb5/0xf0
[  407.750842]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.755856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.760873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.765730]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.770769]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.775786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.781345]  ? check_preemption_disabled+0x48/0x200
[  407.786375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.791229]  apic_timer_interrupt+0xf/0x20
[  407.795455]  </IRQ>
[  407.797691] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  407.803747] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  407.822641] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  407.830354] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  407.837617] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  407.844880] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  407.852144] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  407.859405] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  407.866697]  ? unmap_page_range+0xf56/0x2030
[  407.871110]  ? unmap_page_range+0x15ec/0x2030
[  407.875619]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  407.880114]  ? mark_held_locks+0x130/0x130
[  407.884357]  ? mark_held_locks+0x130/0x130
[  407.888600]  ? mark_held_locks+0x130/0x130
[  407.892832]  ? mark_held_locks+0x130/0x130
[  407.897069]  ? lock_downgrade+0x900/0x900
[  407.901217]  ? lock_downgrade+0x900/0x900
[  407.905369]  ? mark_held_locks+0x130/0x130
[  407.909603]  ? mark_held_locks+0x130/0x130
[  407.913837]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  407.918850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.924398]  ? uprobe_munmap+0x14c/0x450
[  407.928464]  ? uprobe_mmap+0xd50/0xd50
[  407.932350]  ? is_bpf_text_address+0xac/0x170
[  407.936854]  unmap_single_vma+0x19b/0x310
[  407.941045]  unmap_vmas+0x125/0x200
[  407.944671]  exit_mmap+0x2be/0x590
[  407.948207]  ? __ia32_sys_munmap+0x80/0x80
[  407.952460]  ? __might_sleep+0x95/0x190
[  407.956439]  mmput+0x247/0x610
[  407.959633]  ? lock_downgrade+0x900/0x900
[  407.963778]  ? set_mm_exe_file+0x200/0x200
[  407.968014]  ? kasan_check_read+0x11/0x20
[  407.972161]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.976567]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  407.981145]  ? kasan_check_write+0x14/0x20
[  407.985376]  ? do_raw_spin_lock+0xc1/0x200
[  407.989611]  do_exit+0xe6f/0x2610
[  407.993066]  ? mm_update_next_owner+0x990/0x990
[  407.997729]  ? pick_next_task_fair+0x990/0x16d0
[  408.002404]  ? trace_hardirqs_off+0xb8/0x310
[  408.006824]  ? mark_held_locks+0x130/0x130
[  408.011059]  ? lock_acquire+0x1ed/0x520
[  408.015036]  ? pipe_wait+0x266/0x2c0
[  408.018747]  ? mark_held_locks+0x130/0x130
[  408.022982]  ? arch_local_save_flags+0x40/0x40
[  408.027563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.033117]  ? __mutex_lock+0x85e/0x1700
[  408.037173]  ? __switch_to_asm+0x34/0x70
[  408.041330]  ? __switch_to_asm+0x40/0x70
[  408.045386]  ? __switch_to_asm+0x34/0x70
[  408.049447]  ? pipe_wait+0x266/0x2c0
[  408.053158]  ? __switch_to_asm+0x34/0x70
[  408.057219]  ? __switch_to_asm+0x34/0x70
[  408.061283]  ? mutex_trylock+0x2b0/0x2b0
[  408.065347]  ? __schedule+0x874/0x1ed0
[  408.069235]  ? __sched_text_start+0x8/0x8
[  408.073387]  ? lock_downgrade+0x900/0x900
[  408.077561]  ? memset+0x31/0x40
[  408.080842]  ? __dequeue_signal+0xf9/0x7d0
[  408.085076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.090609]  ? recalc_sigpending_tsk+0x140/0x180
[  408.095361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.100898]  ? get_signal+0x95b/0x1980
[  408.104783]  ? lock_downgrade+0x900/0x900
[  408.108945]  do_group_exit+0x177/0x440
[  408.112831]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.118276]  ? __ia32_sys_exit+0x50/0x50
[  408.122333]  ? kasan_check_write+0x14/0x20
[  408.126561]  ? do_raw_spin_lock+0xc1/0x200
[  408.130800]  get_signal+0x8b0/0x1980
[  408.134519]  ? ptrace_notify+0x130/0x130
[  408.138582]  ? finish_wait+0x430/0x430
[  408.142473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.148007]  ? pipe_read+0x702/0x940
[  408.151717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.157260]  do_signal+0x9c/0x21e0
[  408.160799]  ? __vfs_read+0x11f/0x9b0
[  408.164603]  ? vfs_copy_file_range+0xb90/0xb90
[  408.169185]  ? setup_sigcontext+0x7d0/0x7d0
[  408.173526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.179064]  exit_to_usermode_loop+0x2e5/0x380
[  408.183645]  ? syscall_slow_exit_work+0x520/0x520
[  408.188482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.194025]  do_syscall_64+0x6be/0x820
[  408.197907]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.203269]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.208198]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.213043]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.218071]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.223088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.227932]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.233122] RIP: 0033:0x410fd0
[  408.236313] Code: Bad RIP value.
[  408.239669] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  408.247375] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  408.254636] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  408.261900] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  408.269165] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  408.276432] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  408.283719] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  408.283771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.290483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.290492] Call Trace:
[  408.297057] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.306334]  dump_stack+0x1c4/0x2b4
[  408.308889] syz-executor2 cpuset=
[  408.319380]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.322985] syz2
[  408.326435]  warn_alloc.cold.119+0xb7/0x1bd
[  408.331600]  mems_allowed=0
[  408.333567]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.345614]  ? lock_downgrade+0x900/0x900
[  408.349763]  ? trace_hardirqs_off+0xb8/0x310
[  408.354174]  ? trace_hardirqs_off+0xb8/0x310
[  408.358584]  __alloc_pages_slowpath+0x2667/0x2d80
[  408.363446]  ? warn_alloc+0x120/0x120
[  408.367247]  ? warn_alloc+0x120/0x120
[  408.371047]  ? warn_alloc+0x120/0x120
[  408.374845]  ? mark_held_locks+0x130/0x130
[  408.379086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.384624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.390163]  ? should_fail+0x22d/0xd01
[  408.394052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.399157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.404690]  ? should_fail+0x22d/0xd01
[  408.408579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.413677]  ? should_fail+0x22d/0xd01
[  408.417566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.422683]  ? mark_held_locks+0x130/0x130
[  408.426932]  ? mark_held_locks+0x130/0x130
[  408.431167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.436707]  ? trace_hardirqs_off+0xb8/0x310
[  408.441113]  ? kasan_check_read+0x11/0x20
[  408.445261]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.449664]  ? trace_hardirqs_on+0x310/0x310
[  408.454079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.459615]  ? wq_watchdog_touch+0x9c/0xfe
[  408.463848]  ? io_serial_in+0x11/0x90
[  408.467648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.473186]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.478295]  __alloc_pages_nodemask+0xa80/0xde0
[  408.482962]  ? should_fail+0x22d/0xd01
[  408.486853]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.491882]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.496555]  ? lock_downgrade+0x900/0x900
[  408.500711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.506254]  cache_grow_begin+0x91/0x8c0
[  408.510313]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.514756]  fallback_alloc+0x203/0x2e0
[  408.518735]  ____cache_alloc_node+0x1c7/0x1e0
[  408.523233]  kmem_cache_alloc_node+0xe3/0x730
[  408.527730]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.532162]  __alloc_skb+0x119/0x770
[  408.535874]  ? skb_scrub_packet+0x490/0x490
[  408.540191]  ? lock_downgrade+0x900/0x900
[  408.544355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.549889]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.555355]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.560810]  ? addrconf_rs_timer+0x690/0x690
[  408.565222]  ndisc_alloc_skb+0x144/0x340
[  408.569286]  ndisc_send_rs+0x331/0x6e0
[  408.573186]  addrconf_rs_timer+0x314/0x690
[  408.577415]  ? lock_release+0x970/0x970
[  408.581391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.585638]  call_timer_fn+0x272/0x920
[  408.589522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.593754]  ? process_timeout+0x40/0x40
[  408.597808]  ? kasan_check_read+0x11/0x20
[  408.601956]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.606362]  ? trace_hardirqs_on+0x310/0x310
[  408.610772]  ? __run_timers+0x7da/0xc70
[  408.614741]  ? lock_downgrade+0x900/0x900
[  408.618896]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.624012]  ? trace_hardirqs_on+0xbd/0x310
[  408.628330]  ? kasan_check_read+0x11/0x20
[  408.632484]  ? __run_timers+0x7da/0xc70
[  408.636483]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.641938]  ? kasan_check_write+0x14/0x20
[  408.646175]  ? do_raw_spin_lock+0xc1/0x200
[  408.650411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.654641]  __run_timers+0x7e5/0xc70
[  408.658446]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.663805]  ? lock_downgrade+0x900/0x900
[  408.667955]  ? finish_task_switch+0x1b5/0x900
[  408.672452]  ? trace_hardirqs_on+0xbd/0x310
[  408.676771]  ? kasan_check_read+0x11/0x20
[  408.680918]  ? finish_task_switch+0x1f5/0x900
[  408.685416]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.690864]  ? compat_start_thread+0x80/0x80
[  408.695275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.700818]  ? pvclock_read_flags+0x160/0x160
[  408.705312]  ? __switch_to_asm+0x34/0x70
[  408.709368]  ? __switch_to_asm+0x34/0x70
[  408.713428]  ? __switch_to_asm+0x40/0x70
[  408.717489]  ? __switch_to_asm+0x40/0x70
[  408.721543]  ? __switch_to_asm+0x34/0x70
[  408.725598]  ? __switch_to_asm+0x40/0x70
[  408.729660]  ? trace_hardirqs_on+0xbd/0x310
[  408.733977]  ? kvm_sched_clock_read+0x9/0x20
[  408.738385]  ? run_ksoftirqd+0x94/0x100
[  408.742356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.747906]  ? check_preemption_disabled+0x48/0x200
[  408.752923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.758468]  run_timer_softirq+0x52/0xb0
[  408.762527]  ? __this_cpu_preempt_check+0x1c/0x1f
[  408.767383]  __do_softirq+0x30b/0xad8
[  408.771202]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.776300]  ? trace_hardirqs_off+0xb8/0x310
[  408.780710]  ? schedule+0x108/0x460
[  408.784337]  ? run_ksoftirqd+0x99/0x100
[  408.788310]  ? trace_hardirqs_off+0xb8/0x310
[  408.792716]  ? smpboot_thread_fn+0x68b/0xa00
[  408.797120]  ? trace_hardirqs_on+0x310/0x310
[  408.801524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.807061]  ? check_preemption_disabled+0x48/0x200
[  408.812074]  ? takeover_tasklets+0xa90/0xa90
[  408.816481]  run_ksoftirqd+0x94/0x100
[  408.820279]  smpboot_thread_fn+0x68b/0xa00
[  408.824511]  ? sort_range+0x30/0x30
[  408.828136]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.833237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.838770]  ? __kthread_parkme+0xfb/0x1a0
[  408.843009]  kthread+0x35a/0x420
[  408.846371]  ? sort_range+0x30/0x30
[  408.849999]  ? kthread_bind+0x40/0x40
[  408.853799]  ret_from_fork+0x3a/0x50
[  408.857516] warn_alloc_show_mem: 1 callbacks suppressed
[  408.857528] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  408.857530] Mem-Info:
[  408.857560] active_anon:45632 inactive_anon:123 isolated_anon:0
[  408.857560]  active_file:17 inactive_file:16 isolated_file:0
[  408.857560]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.857560]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  408.857560]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  408.857560]  free:13774 free_pcp:156 free_cma:0
[  408.862910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.870091] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  408.872494] Call Trace:
[  408.905363] Node 0 
[  408.914705]  <IRQ>
[  408.942227] 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
[  408.944939]  dump_stack+0x1c4/0x2b4
[  408.947004] lowmem_reserve[]:
[  408.949153]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.974631]  0
[  408.978263]  warn_alloc.cold.119+0xb7/0x1bd
[  408.981338]  2819
[  408.986523]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.988302]  6323
[  408.992616]  ? lock_downgrade+0x900/0x900
[  408.994654]  6323
[  408.999487]  ? trace_hardirqs_off+0xb8/0x310
[  409.005676]  ? trace_hardirqs_off+0xb8/0x310
[  409.007717] Node 0 
[  409.012121]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.016527] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.018747]  ? warn_alloc+0x120/0x120
[  409.023551] lowmem_reserve[]:
[  409.050095]  ? trace_hardirqs_on+0x310/0x310
[  409.053869]  0
[  409.056969]  ? warn_alloc+0x120/0x120
[  409.061352]  0
[  409.063148]  ? warn_alloc+0x120/0x120
[  409.066933]  3503
[  409.068723]  ? ktime_get+0x2e1/0x440
[  409.072499]  3503
[  409.074556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.080300]  ? check_preemption_disabled+0x48/0x200
[  409.085807] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  409.090842]  ? kasan_check_read+0x11/0x20
[  409.090860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.119726] lowmem_reserve[]:
[  409.123872]  ? should_fail+0x22d/0xd01
[  409.129376]  0
[  409.132477]  ? rcu_bh_qs+0xc0/0xc0
[  409.136337]  0
[  409.138141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.141655]  0
[  409.143455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.148529]  0
[  409.150330]  ? should_fail+0x22d/0xd01
[  409.157644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.161508] Node 0 
[  409.166599]  ? should_fail+0x22d/0xd01
[  409.166602] DMA: 1*4kB 
[  409.168842]  ? rcu_idle_enter+0x4b0/0x4b0
[  409.172702] (U) 
[  409.175282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.179424] 0*8kB 
[  409.181398]  ? mark_held_locks+0x130/0x130
[  409.186474] 0*16kB 
[  409.188626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.192833] 1*32kB 
[  409.195064]  ? mark_held_locks+0x130/0x130
[  409.200573] (U) 
[  409.202807]  ? rcu_irq_exit+0xce/0x100
[  409.207007] 2*64kB (U) 
[  409.208987]  ? irq_exit+0xbd/0x1c0
[  409.212853] 1*128kB 
[  409.215443]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.218953] (U) 
[  409.221277]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.226262] 1*256kB 
[  409.228232]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.232610] (U) 0*512kB 
[  409.234950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.240809] 1*1024kB 
[  409.243474]  ? ret_from_intr+0xb/0x1e
[  409.248985] (U) 
[  409.251386]  ? retint_kernel+0x2d/0x2d
[  409.255163] 1*2048kB 
[  409.257131]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.260990] (M) 
[  409.263398]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.268300] 3*4096kB 
[  409.270272]  ? trace_hardirqs_off+0x310/0x310
[  409.275001] (M) 
[  409.277404]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.281873] = 15908kB
[  409.283846]  __alloc_pages_nodemask+0xa80/0xde0
[  409.288922] Node 0 
[  409.291342]  ? should_fail+0x22d/0xd01
[  409.295978] DMA32: 
[  409.298214]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.302073] 5*4kB 
[  409.304312]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.309291] (UM) 
[  409.311444]  ? lock_downgrade+0x900/0x900
[  409.316078] 1*8kB (U) 
[  409.318148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.322272] 2*16kB 
[  409.324761]  cache_grow_begin+0x91/0x8c0
[  409.330266] (M) 3*32kB 
[  409.332508]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.336540] (UM) 
[  409.339119]  fallback_alloc+0x203/0x2e0
[  409.343500] 5*64kB 
[  409.345552]  ____cache_alloc_node+0x1c7/0x1e0
[  409.349493] (UM) 
[  409.351721]  kmem_cache_alloc_node+0xe3/0x730
[  409.356192] 3*128kB 
[  409.358376]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.362844] (M) 
[  409.365161]  __alloc_skb+0x119/0x770
[  409.369369] 3*256kB 
[  409.371336]  ? skb_scrub_packet+0x490/0x490
[  409.375021] (M) 
[  409.377343]  ? lock_downgrade+0x900/0x900
[  409.381638] 4*512kB 
[  409.383607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.387727] (UM) 
[  409.390047]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.395582] 3*1024kB 
[  409.397637]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.403060] (UM) 
[  409.405469]  ? addrconf_rs_timer+0x690/0x690
[  409.410891] 3*2048kB 
[  409.412970]  ndisc_alloc_skb+0x144/0x340
[  409.417345] (M) 
[  409.419752]  ndisc_send_rs+0x331/0x6e0
[  409.424288] 3*4096kB (M) 
[  409.426268]  addrconf_rs_timer+0x314/0x690
[  409.430129] = 25180kB
[  409.432882]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  409.437093] Node 0 
[  409.439499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.445020] Normal: 
[  409.447265]  call_timer_fn+0x272/0x920
[  409.451472] 694*4kB 
[  409.453791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.457651] (UMEH) 
[  409.459973]  ? process_timeout+0x40/0x40
[  409.464185] 370*8kB 
[  409.466419]  ? trace_hardirqs_off+0xb8/0x310
[  409.470455] (UMEH) 
[  409.472775]  ? kasan_check_read+0x11/0x20
[  409.477162] 193*16kB 
[  409.479414]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.483535] (UMEH) 
[  409.485947]  ? trace_hardirqs_on+0x310/0x310
[  409.490331] 79*32kB 
[  409.492561]  ? __run_timers+0x7da/0xc70
[  409.496947] (UMEH) 
[  409.499266]  ? lock_downgrade+0x900/0x900
[  409.503218] 32*64kB 
[  409.505455]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.509578] (UM) 
[  409.511897]  ? trace_hardirqs_on+0xbd/0x310
[  409.516980] 5*128kB 
[  409.519033]  ? kasan_check_read+0x11/0x20
[  409.523331] (UM) 
[  409.525648]  ? __run_timers+0x7da/0xc70
[  409.530696] 0*256kB 
[  409.532755]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.536704] 0*512kB 
[  409.539020]  ? kasan_check_write+0x14/0x20
[  409.544442] 0*1024kB 0*2048kB 
[  409.546770]  ? do_raw_spin_lock+0xc1/0x200
[  409.550975] 0*4096kB = 14040kB
[  409.554175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.558391] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.561570]  __run_timers+0x7e5/0xc70
[  409.565782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.574616]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  409.578388] 163 total pagecache pages
[  409.586964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.592302] 0 pages in swap cache
[  409.596098]  ? timerqueue_add+0x207/0x2b0
[  409.601092] Swap cache stats: add 0, delete 0, find 0/0
[  409.604535]  ? enqueue_hrtimer+0x1a5/0x560
[  409.608694] Free swap  = 0kB
[  409.614050]  ? lock_release+0x970/0x970
[  409.618259] Total swap = 0kB
[  409.621271]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.625221] 1965979 pages RAM
[  409.628236]  ? kasan_check_write+0x14/0x20
[  409.633400] 0 pages HighMem/MovableOnly
[  409.636498]  ? pvclock_read_flags+0x160/0x160
[  409.640710] 342307 pages reserved
[  409.644680]  ? lock_downgrade+0x900/0x900
[  409.649146] 0 pages cma reserved
[  409.652596]  ? trace_hardirqs_on+0xbd/0x310
[  409.656772] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.660101]  ? kvm_sched_clock_read+0x9/0x20
[  409.664488] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.670887]  ? irq_exit+0x17f/0x1c0
[  409.675278] ksoftirqd/0 cpuset=
[  409.685606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.689206] /
[  409.692482]  ? check_preemption_disabled+0x48/0x200
[  409.697994]  mems_allowed=0
[  409.699705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.713137]  run_timer_softirq+0x52/0xb0
[  409.717199]  ? __this_cpu_preempt_check+0x1c/0x1f
[  409.722042]  __do_softirq+0x30b/0xad8
[  409.725855]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  409.730966]  ? pvclock_read_flags+0x160/0x160
[  409.735472]  ? lapic_next_event+0x5a/0x90
[  409.739618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.745159]  ? clockevents_program_event+0x140/0x370
[  409.750270]  ? kvm_clock_read+0x18/0x30
[  409.754246]  ? kvm_sched_clock_read+0x9/0x20
[  409.758655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.764194]  ? check_preemption_disabled+0x48/0x200
[  409.769215]  irq_exit+0x17f/0x1c0
[  409.772669]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.777524]  ? smp_reschedule_interrupt+0x109/0x650
[  409.782549]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.788486]  ? interrupt_entry+0xb5/0xf0
[  409.792547]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.797561]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.802604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.807461]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.812475]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.817488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.823024]  ? check_preemption_disabled+0x48/0x200
[  409.828046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.832893]  apic_timer_interrupt+0xf/0x20
[  409.837117]  </IRQ>
[  409.839351] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  409.845405] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  409.864309] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  409.872015] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  409.879277] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  409.886540] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  409.893809] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  409.901074] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  409.908372]  ? unmap_page_range+0xf56/0x2030
[  409.912794]  ? unmap_page_range+0x15ec/0x2030
[  409.917299]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  409.921799]  ? mark_held_locks+0x130/0x130
[  409.926045]  ? mark_held_locks+0x130/0x130
[  409.930284]  ? mark_held_locks+0x130/0x130
[  409.934521]  ? mark_held_locks+0x130/0x130
[  409.938756]  ? lock_downgrade+0x900/0x900
[  409.942898]  ? lock_downgrade+0x900/0x900
[  409.947052]  ? mark_held_locks+0x130/0x130
[  409.951290]  ? mark_held_locks+0x130/0x130
[  409.955530]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.960545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.966085]  ? uprobe_munmap+0x14c/0x450
[  409.970144]  ? uprobe_mmap+0xd50/0xd50
[  409.974033]  ? is_bpf_text_address+0xac/0x170
[  409.978537]  unmap_single_vma+0x19b/0x310
[  409.982692]  unmap_vmas+0x125/0x200
[  409.986323]  exit_mmap+0x2be/0x590
[  409.989877]  ? __ia32_sys_munmap+0x80/0x80
[  409.994126]  ? __might_sleep+0x95/0x190
[  409.998105]  mmput+0x247/0x610
[  410.001298]  ? lock_downgrade+0x900/0x900
[  410.005451]  ? set_mm_exe_file+0x200/0x200
[  410.009689]  ? kasan_check_read+0x11/0x20
[  410.013839]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.018264]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  410.022848]  ? kasan_check_write+0x14/0x20
[  410.027088]  ? do_raw_spin_lock+0xc1/0x200
[  410.031329]  do_exit+0xe6f/0x2610
[  410.034789]  ? mm_update_next_owner+0x990/0x990
[  410.039458]  ? pick_next_task_fair+0x990/0x16d0
[  410.044140]  ? trace_hardirqs_off+0xb8/0x310
[  410.048555]  ? mark_held_locks+0x130/0x130
[  410.052793]  ? lock_acquire+0x1ed/0x520
[  410.056771]  ? pipe_wait+0x266/0x2c0
[  410.060488]  ? mark_held_locks+0x130/0x130
[  410.064724]  ? arch_local_save_flags+0x40/0x40
[  410.069305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.074873]  ? __mutex_lock+0x85e/0x1700
[  410.078933]  ? __switch_to_asm+0x34/0x70
[  410.083015]  ? __switch_to_asm+0x40/0x70
[  410.087073]  ? __switch_to_asm+0x34/0x70
[  410.091134]  ? pipe_wait+0x266/0x2c0
[  410.094854]  ? __switch_to_asm+0x34/0x70
[  410.098915]  ? __switch_to_asm+0x34/0x70
[  410.103007]  ? mutex_trylock+0x2b0/0x2b0
[  410.107067]  ? __schedule+0x874/0x1ed0
[  410.110965]  ? __sched_text_start+0x8/0x8
[  410.115113]  ? lock_downgrade+0x900/0x900
[  410.119264]  ? memset+0x31/0x40
[  410.122545]  ? __dequeue_signal+0xf9/0x7d0
[  410.126781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.132325]  ? recalc_sigpending_tsk+0x140/0x180
[  410.137083]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.142626]  ? get_signal+0x95b/0x1980
[  410.146522]  ? lock_downgrade+0x900/0x900
[  410.150684]  do_group_exit+0x177/0x440
[  410.154573]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.160021]  ? __ia32_sys_exit+0x50/0x50
[  410.164081]  ? kasan_check_write+0x14/0x20
[  410.168320]  ? do_raw_spin_lock+0xc1/0x200
[  410.172556]  get_signal+0x8b0/0x1980
[  410.176284]  ? ptrace_notify+0x130/0x130
[  410.180345]  ? finish_wait+0x430/0x430
[  410.184252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.189790]  ? pipe_read+0x702/0x940
[  410.193504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.199044]  do_signal+0x9c/0x21e0
[  410.202586]  ? __vfs_read+0x11f/0x9b0
[  410.206389]  ? vfs_copy_file_range+0xb90/0xb90
[  410.210969]  ? setup_sigcontext+0x7d0/0x7d0
[  410.215316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.220860]  exit_to_usermode_loop+0x2e5/0x380
[  410.225457]  ? syscall_slow_exit_work+0x520/0x520
[  410.230296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.235836]  do_syscall_64+0x6be/0x820
[  410.239748]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.245112]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.250039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.254890]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.259912]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.264968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.269817]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.275000] RIP: 0033:0x410fd0
[  410.278192] Code: Bad RIP value.
[  410.281552] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  410.289260] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  410.296529] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  410.303800] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  410.311071] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  410.318683] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  410.325969] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  410.326026] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.332729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.332733] Call Trace:
[  410.332757]  dump_stack+0x1c4/0x2b4
[  410.332776]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.339291] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.348606]  warn_alloc.cold.119+0xb7/0x1bd
[  410.351164] syz-executor2 cpuset=
[  410.354783]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.359950] syz2
[  410.370437]  ? lock_downgrade+0x900/0x900
[  410.374744]  mems_allowed=0
[  410.378188]  ? trace_hardirqs_off+0xb8/0x310
[  410.396422]  ? trace_hardirqs_off+0xb8/0x310
[  410.400836]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.405697]  ? warn_alloc+0x120/0x120
[  410.409498]  ? warn_alloc+0x120/0x120
[  410.413298]  ? warn_alloc+0x120/0x120
[  410.417097]  ? mark_held_locks+0x130/0x130
[  410.421334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.426870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.432434]  ? should_fail+0x22d/0xd01
[  410.436320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.441423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.446960]  ? should_fail+0x22d/0xd01
[  410.450849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.455957]  ? should_fail+0x22d/0xd01
[  410.459847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.464957]  ? mark_held_locks+0x130/0x130
[  410.469196]  ? mark_held_locks+0x130/0x130
[  410.473466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.479008]  ? trace_hardirqs_off+0xb8/0x310
[  410.483410]  ? kasan_check_read+0x11/0x20
[  410.487579]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.491990]  ? trace_hardirqs_on+0x310/0x310
[  410.496398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.501942]  ? wq_watchdog_touch+0x9c/0xfe
[  410.506175]  ? io_serial_in+0x11/0x90
[  410.509988]  ? retint_kernel+0x2d/0x2d
[  410.513925]  ? trace_hardirqs_on_caller+0xc0/0x310
[  410.518861]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.523614]  ? trace_hardirqs_off+0x310/0x310
[  410.528108]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.533438]  __alloc_pages_nodemask+0xa80/0xde0
[  410.538114]  ? should_fail+0x22d/0xd01
[  410.542018]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.547055]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.551726]  ? lock_downgrade+0x900/0x900
[  410.555879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.561426]  cache_grow_begin+0x91/0x8c0
[  410.565492]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.569918]  fallback_alloc+0x203/0x2e0
[  410.573915]  ____cache_alloc_node+0x1c7/0x1e0
[  410.578453]  kmem_cache_alloc_node+0xe3/0x730
[  410.582962]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.587202]  __alloc_skb+0x119/0x770
[  410.590921]  ? skb_scrub_packet+0x490/0x490
[  410.595266]  ? lock_downgrade+0x900/0x900
[  410.599421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.604988]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.610451]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.615908]  ? addrconf_rs_timer+0x690/0x690
[  410.620349]  ndisc_alloc_skb+0x144/0x340
[  410.624434]  ndisc_send_rs+0x331/0x6e0
[  410.628337]  addrconf_rs_timer+0x314/0x690
[  410.632573]  ? lock_release+0x970/0x970
[  410.636557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.640803]  call_timer_fn+0x272/0x920
[  410.644695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.648938]  ? process_timeout+0x40/0x40
[  410.652998]  ? kasan_check_read+0x11/0x20
[  410.657157]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.661573]  ? trace_hardirqs_on+0x310/0x310
[  410.665995]  ? __run_timers+0x7da/0xc70
[  410.669975]  ? lock_downgrade+0x900/0x900
[  410.674130]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.679240]  ? trace_hardirqs_on+0xbd/0x310
[  410.683564]  ? kasan_check_read+0x11/0x20
[  410.687717]  ? __run_timers+0x7da/0xc70
[  410.691697]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.697147]  ? kasan_check_write+0x14/0x20
[  410.701390]  ? do_raw_spin_lock+0xc1/0x200
[  410.705661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.709903]  __run_timers+0x7e5/0xc70
[  410.713717]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.719081]  ? lock_downgrade+0x900/0x900
[  410.723236]  ? finish_task_switch+0x1b5/0x900
[  410.727735]  ? trace_hardirqs_on+0xbd/0x310
[  410.732058]  ? kasan_check_read+0x11/0x20
[  410.736206]  ? finish_task_switch+0x1f5/0x900
[  410.740723]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.746168]  ? compat_start_thread+0x80/0x80
[  410.750576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.756122]  ? pvclock_read_flags+0x160/0x160
[  410.760617]  ? __switch_to_asm+0x34/0x70
[  410.764679]  ? __switch_to_asm+0x34/0x70
[  410.768760]  ? __switch_to_asm+0x40/0x70
[  410.773297]  ? __switch_to_asm+0x40/0x70
[  410.777357]  ? __switch_to_asm+0x34/0x70
[  410.781419]  ? __switch_to_asm+0x40/0x70
[  410.785487]  ? trace_hardirqs_on+0xbd/0x310
[  410.789819]  ? kvm_sched_clock_read+0x9/0x20
[  410.794231]  ? run_ksoftirqd+0x94/0x100
[  410.798207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.803742]  ? check_preemption_disabled+0x48/0x200
[  410.808779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.814322]  run_timer_softirq+0x52/0xb0
[  410.818386]  ? __this_cpu_preempt_check+0x1c/0x1f
[  410.823239]  __do_softirq+0x30b/0xad8
[  410.827053]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  410.832159]  ? trace_hardirqs_off+0xb8/0x310
[  410.836574]  ? schedule+0x108/0x460
[  410.840209]  ? run_ksoftirqd+0x99/0x100
[  410.844193]  ? trace_hardirqs_off+0xb8/0x310
[  410.848603]  ? smpboot_thread_fn+0x68b/0xa00
[  410.853021]  ? trace_hardirqs_on+0x310/0x310
[  410.857444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.862987]  ? check_preemption_disabled+0x48/0x200
[  410.868009]  ? takeover_tasklets+0xa90/0xa90
[  410.872684]  run_ksoftirqd+0x94/0x100
[  410.876489]  smpboot_thread_fn+0x68b/0xa00
[  410.880739]  ? sort_range+0x30/0x30
[  410.884368]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.889477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.895032]  ? __kthread_parkme+0xfb/0x1a0
[  410.899273]  kthread+0x35a/0x420
[  410.902640]  ? sort_range+0x30/0x30
[  410.906269]  ? kthread_bind+0x40/0x40
[  410.910070]  ret_from_fork+0x3a/0x50
[  410.913788] warn_alloc_show_mem: 1 callbacks suppressed
[  410.913800] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  410.913802] Mem-Info:
[  410.913832] active_anon:45632 inactive_anon:123 isolated_anon:0
[  410.913832]  active_file:17 inactive_file:16 isolated_file:0
[  410.913832]  unevictable:0 dirty:0 writeback:0 unstable:0
[  410.913832]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  410.913832]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  410.913832]  free:13774 free_pcp:156 free_cma:0
[  410.919170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.919180] Call Trace:
[  410.926382] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  410.928785]  <IRQ>
[  410.961659] Node 0 
[  410.971396]  dump_stack+0x1c4/0x2b4
[  410.973982] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  411.001911]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.004054] lowmem_reserve[]:
[  411.006296]  warn_alloc.cold.119+0xb7/0x1bd
[  411.009893]  0
[  411.035414]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.040593]  2819
[  411.043695]  ? lock_downgrade+0x900/0x900
[  411.048004]  6323
[  411.049841]  ? trace_hardirqs_off+0xb8/0x310
[  411.054658]  6323
[  411.056718]  ? trace_hardirqs_off+0xb8/0x310
[  411.062899]  __alloc_pages_slowpath+0x2667/0x2d80
[  411.067288] Node 0 
[  411.069358]  ? warn_alloc+0x120/0x120
[  411.073752] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  411.078574]  ? warn_alloc+0x120/0x120
[  411.080783] lowmem_reserve[]:
[  411.084589]  ? warn_alloc+0x120/0x120
[  411.111117]  0 0
[  411.114939]  ? mark_held_locks+0x130/0x130
[  411.118025]  3503
[  411.121824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.123781]  3503
[  411.128158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.130199] Node 0 
[  411.136038]  ? should_fail+0x22d/0xd01
[  411.138104] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  411.143614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.145823] lowmem_reserve[]:
[  411.149707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.177986]  0
[  411.183095]  ? should_fail+0x22d/0xd01
[  411.186169]  0
[  411.191698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.193473]  0
[  411.197378]  ? should_fail+0x22d/0xd01
[  411.199153]  0
[  411.204247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.209908]  ? mark_held_locks+0x130/0x130
[  411.211698] Node 0 
[  411.216794]  ? mark_held_locks+0x130/0x130
[  411.221003] DMA: 
[  411.223236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.227446] 1*4kB 
[  411.229506]  ? trace_hardirqs_off+0xb8/0x310
[  411.235019] (U) 
[  411.237160]  ? kasan_check_read+0x11/0x20
[  411.241543] 0*8kB 
[  411.243511]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.247632] 0*16kB 
[  411.249782]  ? trace_hardirqs_on+0x310/0x310
[  411.254166] 1*32kB 
[  411.256410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.260784] (U) 2*64kB 
[  411.263033]  ? wq_watchdog_touch+0x9c/0xfe
[  411.268540] (U) 
[  411.271613]  ? io_serial_in+0x11/0x90
[  411.275824] 1*128kB 
[  411.277793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.281578] (U) 
[  411.283896]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.289411] 1*256kB 
[  411.291418]  __alloc_pages_nodemask+0xa80/0xde0
[  411.296487] (U) 
[  411.298808]  ? should_fail+0x22d/0xd01
[  411.303450] 0*512kB 
[  411.305419]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.309278] 1*1024kB 
[  411.311604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.316584] (U) 
[  411.318991]  ? lock_downgrade+0x900/0x900
[  411.323630] 1*2048kB 
[  411.325624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.329742] (M) 
[  411.332145]  cache_grow_begin+0x91/0x8c0
[  411.337651] 3*4096kB (M) 
[  411.339633]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.343666] = 15908kB
[  411.346422]  fallback_alloc+0x203/0x2e0
[  411.350806] Node 0 
[  411.353226]  ____cache_alloc_node+0x1c7/0x1e0
[  411.357188] DMA32: 
[  411.359433]  kmem_cache_alloc_node+0xe3/0x730
[  411.363887] 5*4kB 
[  411.366132]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.370621] (UM) 
[  411.372775]  __alloc_skb+0x119/0x770
[  411.376990] 1*8kB 
[  411.379055]  ? skb_scrub_packet+0x490/0x490
[  411.382736] (U) 
[  411.384895]  ? lock_downgrade+0x900/0x900
[  411.389216] 2*16kB 
[  411.391190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.395309] (M) 
[  411.397544]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.403058] 3*32kB 
[  411.405029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.410450] (UM) 
[  411.412682]  ? addrconf_rs_timer+0x690/0x690
[  411.418105] 5*64kB 
[  411.420163]  ndisc_alloc_skb+0x144/0x340
[  411.424990] (UM) 3*128kB 
[  411.427235]  ndisc_send_rs+0x331/0x6e0
[  411.431272] (M) 
[  411.434035]  addrconf_rs_timer+0x314/0x690
[  411.437906] 3*256kB 
[  411.439871]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.444074] (M) 
[  411.446397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.451910] 4*512kB 
[  411.453878]  call_timer_fn+0x272/0x920
[  411.458079] (UM) 
[  411.460408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.464271] 3*1024kB 
[  411.466331]  ? process_timeout+0x40/0x40
[  411.470535] (UM) 
[  411.472948]  ? trace_hardirqs_off+0xb8/0x310
[  411.476981] 3*2048kB (M) 
[  411.479050]  ? kasan_check_read+0x11/0x20
[  411.483432] 3*4096kB (M) 
[  411.486200]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.490317] = 25180kB
[  411.493070]  ? trace_hardirqs_on+0x310/0x310
[  411.497454] Node 0 
[  411.499865]  ? __run_timers+0x7da/0xc70
[  411.504242] Normal: 
[  411.506485]  ? lock_downgrade+0x900/0x900
[  411.510464] 694*4kB 
[  411.512785]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.516907] (UMEH) 
[  411.519226]  ? trace_hardirqs_on+0xbd/0x310
[  411.524300] 370*8kB 
[  411.526526]  ? kasan_check_read+0x11/0x20
[  411.530820] (UMEH) 
[  411.533137]  ? __run_timers+0x7da/0xc70
[  411.537257] 193*16kB 
[  411.539486]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.543439] (UMEH) 
[  411.545844]  ? kasan_check_write+0x14/0x20
[  411.551263] 79*32kB (UMEH) 
[  411.553506]  ? do_raw_spin_lock+0xc1/0x200
[  411.557716] 32*64kB 
[  411.560648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.564850] (UM) 
[  411.567166]  __run_timers+0x7e5/0xc70
[  411.571384] 5*128kB 
[  411.573450]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  411.577223] (UM) 
[  411.579542]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.584876] 0*256kB 
[  411.586933]  ? timerqueue_add+0x207/0x2b0
[  411.591925] 0*512kB 
[  411.594241]  ? enqueue_hrtimer+0x1a5/0x560
[  411.598367] 0*1024kB 
[  411.600685]  ? lock_release+0x970/0x970
[  411.604893] 0*2048kB 
[  411.607316]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.611267] 0*4096kB 
[  411.613681]  ? kasan_check_write+0x14/0x20
[  411.618845] = 14040kB
[  411.621252]  ? pvclock_read_flags+0x160/0x160
[  411.625465] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.627878]  ? lock_downgrade+0x900/0x900
[  411.632374] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.641200]  ? trace_hardirqs_on+0xbd/0x310
[  411.645331] 163 total pagecache pages
[  411.653901]  ? kvm_sched_clock_read+0x9/0x20
[  411.658217] 0 pages in swap cache
[  411.662014]  ? irq_exit+0x17f/0x1c0
[  411.666402] Swap cache stats: add 0, delete 0, find 0/0
[  411.669844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.673444] Free swap  = 0kB
[  411.678803]  ? check_preemption_disabled+0x48/0x200
[  411.684313] Total swap = 0kB
[  411.687327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.692317] 1965979 pages RAM
[  411.695333]  run_timer_softirq+0x52/0xb0
[  411.700844] 0 pages HighMem/MovableOnly
[  411.703947]  ? __this_cpu_preempt_check+0x1c/0x1f
[  411.707987] 342307 pages reserved
[  411.711963]  __do_softirq+0x30b/0xad8
[  411.716778] 0 pages cma reserved
[  411.720224]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.724070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.727402]  ? pvclock_read_flags+0x160/0x160
[  411.732545] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.738979]  ? lapic_next_event+0x5a/0x90
[  411.743451] ksoftirqd/0 cpuset=
[  411.753767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.757890] /
[  411.761165]  ? clockevents_program_event+0x140/0x370
[  411.766690]  mems_allowed=0
[  411.768401]  ? kvm_clock_read+0x18/0x30
[  411.780400]  ? kvm_sched_clock_read+0x9/0x20
[  411.784816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.790358]  ? check_preemption_disabled+0x48/0x200
[  411.795391]  irq_exit+0x17f/0x1c0
[  411.798887]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.803746]  ? smp_reschedule_interrupt+0x109/0x650
[  411.808761]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.814637]  ? interrupt_entry+0xb5/0xf0
[  411.818730]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.823753]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.828766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.833605]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.838620]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.843635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.849170]  ? check_preemption_disabled+0x48/0x200
[  411.854187]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.859032]  apic_timer_interrupt+0xf/0x20
[  411.863259]  </IRQ>
[  411.865493] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  411.871550] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  411.890448] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  411.898153] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  411.905418] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  411.912691] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  411.919957] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  411.927222] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  411.934503]  ? unmap_page_range+0xf56/0x2030
[  411.938915]  ? unmap_page_range+0x15ec/0x2030
[  411.943438]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  411.947954]  ? mark_held_locks+0x130/0x130
[  411.952213]  ? mark_held_locks+0x130/0x130
[  411.956453]  ? mark_held_locks+0x130/0x130
[  411.960697]  ? mark_held_locks+0x130/0x130
[  411.964942]  ? lock_downgrade+0x900/0x900
[  411.969088]  ? lock_downgrade+0x900/0x900
[  411.973246]  ? mark_held_locks+0x130/0x130
[  411.977483]  ? mark_held_locks+0x130/0x130
[  411.981727]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.986754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.992301]  ? uprobe_munmap+0x14c/0x450
[  411.996387]  ? uprobe_mmap+0xd50/0xd50
[  412.000274]  ? is_bpf_text_address+0xac/0x170
[  412.004773]  unmap_single_vma+0x19b/0x310
[  412.008923]  unmap_vmas+0x125/0x200
[  412.012561]  exit_mmap+0x2be/0x590
[  412.016096]  ? __ia32_sys_munmap+0x80/0x80
[  412.020339]  ? __might_sleep+0x95/0x190
[  412.024308]  mmput+0x247/0x610
[  412.027495]  ? lock_downgrade+0x900/0x900
[  412.031636]  ? set_mm_exe_file+0x200/0x200
[  412.035866]  ? kasan_check_read+0x11/0x20
[  412.040026]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.044441]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  412.049028]  ? kasan_check_write+0x14/0x20
[  412.053273]  ? do_raw_spin_lock+0xc1/0x200
[  412.057533]  do_exit+0xe6f/0x2610
[  412.060990]  ? mm_update_next_owner+0x990/0x990
[  412.065659]  ? pick_next_task_fair+0x990/0x16d0
[  412.070339]  ? trace_hardirqs_off+0xb8/0x310
[  412.074745]  ? mark_held_locks+0x130/0x130
[  412.078978]  ? lock_acquire+0x1ed/0x520
[  412.082952]  ? pipe_wait+0x266/0x2c0
[  412.086669]  ? mark_held_locks+0x130/0x130
[  412.090899]  ? arch_local_save_flags+0x40/0x40
[  412.095485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.101043]  ? __mutex_lock+0x85e/0x1700
[  412.105102]  ? __switch_to_asm+0x34/0x70
[  412.109159]  ? __switch_to_asm+0x40/0x70
[  412.113217]  ? __switch_to_asm+0x34/0x70
[  412.117275]  ? pipe_wait+0x266/0x2c0
[  412.120986]  ? __switch_to_asm+0x34/0x70
[  412.125040]  ? __switch_to_asm+0x34/0x70
[  412.129097]  ? mutex_trylock+0x2b0/0x2b0
[  412.133155]  ? __schedule+0x874/0x1ed0
[  412.137049]  ? __sched_text_start+0x8/0x8
[  412.141206]  ? lock_downgrade+0x900/0x900
[  412.145350]  ? memset+0x31/0x40
[  412.148644]  ? __dequeue_signal+0xf9/0x7d0
[  412.152883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.158416]  ? recalc_sigpending_tsk+0x140/0x180
[  412.163228]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.168764]  ? get_signal+0x95b/0x1980
[  412.172653]  ? lock_downgrade+0x900/0x900
[  412.176812]  do_group_exit+0x177/0x440
[  412.180699]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.186144]  ? __ia32_sys_exit+0x50/0x50
[  412.190204]  ? kasan_check_write+0x14/0x20
[  412.194441]  ? do_raw_spin_lock+0xc1/0x200
[  412.198713]  get_signal+0x8b0/0x1980
[  412.202443]  ? ptrace_notify+0x130/0x130
[  412.206500]  ? finish_wait+0x430/0x430
[  412.210391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.215931]  ? pipe_read+0x702/0x940
[  412.219673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.225211]  do_signal+0x9c/0x21e0
[  412.228751]  ? __vfs_read+0x11f/0x9b0
[  412.232547]  ? vfs_copy_file_range+0xb90/0xb90
[  412.237139]  ? setup_sigcontext+0x7d0/0x7d0
[  412.241507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.247041]  exit_to_usermode_loop+0x2e5/0x380
[  412.251623]  ? syscall_slow_exit_work+0x520/0x520
[  412.256459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.261997]  do_syscall_64+0x6be/0x820
[  412.265882]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.271260]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.276183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.281025]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.286040]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.291069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.295910]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.301100] RIP: 0033:0x410fd0
[  412.304288] Code: Bad RIP value.
[  412.307644] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  412.315346] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  412.322632] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  412.329896] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  412.337163] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  412.344449] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  412.351754] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  412.351830] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.358537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.365089] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.374352] Call Trace:
[  412.384825] syz-executor2 cpuset=syz2
[  412.387421]  dump_stack+0x1c4/0x2b4
[  412.387455]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.391232]  mems_allowed=0
[  412.394851]  warn_alloc.cold.119+0xb7/0x1bd
[  412.407255]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.412100]  ? lock_downgrade+0x900/0x900
[  412.416257]  ? trace_hardirqs_off+0xb8/0x310
[  412.420669]  ? trace_hardirqs_off+0xb8/0x310
[  412.425077]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.429940]  ? warn_alloc+0x120/0x120
[  412.433779]  ? warn_alloc+0x120/0x120
[  412.437578]  ? warn_alloc+0x120/0x120
[  412.441401]  ? mark_held_locks+0x130/0x130
[  412.445634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.451167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.456703]  ? should_fail+0x22d/0xd01
[  412.460587]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.465702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.471235]  ? should_fail+0x22d/0xd01
[  412.475122]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.480221]  ? should_fail+0x22d/0xd01
[  412.484112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.489213]  ? mark_held_locks+0x130/0x130
[  412.493452]  ? mark_held_locks+0x130/0x130
[  412.497695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.503233]  ? trace_hardirqs_off+0xb8/0x310
[  412.507634]  ? kasan_check_read+0x11/0x20
[  412.511788]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.516212]  ? trace_hardirqs_on+0x310/0x310
[  412.520630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.526174]  ? wq_watchdog_touch+0x9c/0xfe
[  412.530409]  ? io_serial_in+0x11/0x90
[  412.534420]  ? retint_kernel+0x2d/0x2d
[  412.538319]  ? trace_hardirqs_on_caller+0xc0/0x310
[  412.543263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.548025]  ? trace_hardirqs_off+0x310/0x310
[  412.552529]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.557648]  __alloc_pages_nodemask+0xa80/0xde0
[  412.562313]  ? should_fail+0x22d/0xd01
[  412.566203]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.571233]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.575908]  ? lock_downgrade+0x900/0x900
[  412.580062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.586014]  cache_grow_begin+0x91/0x8c0
[  412.590114]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.594525]  fallback_alloc+0x203/0x2e0
[  412.598501]  ____cache_alloc_node+0x1c7/0x1e0
[  412.602999]  kmem_cache_alloc_node+0xe3/0x730
[  412.607506]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.611746]  __alloc_skb+0x119/0x770
[  412.615487]  ? skb_scrub_packet+0x490/0x490
[  412.619800]  ? lock_downgrade+0x900/0x900
[  412.623967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.629512]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.634975]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.640424]  ? addrconf_rs_timer+0x690/0x690
[  412.644838]  ndisc_alloc_skb+0x144/0x340
[  412.648918]  ndisc_send_rs+0x331/0x6e0
[  412.652812]  addrconf_rs_timer+0x314/0x690
[  412.657040]  ? lock_release+0x970/0x970
[  412.661011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.665255]  call_timer_fn+0x272/0x920
[  412.669138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.673380]  ? process_timeout+0x40/0x40
[  412.677432]  ? kasan_check_read+0x11/0x20
[  412.681591]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.686026]  ? trace_hardirqs_on+0x310/0x310
[  412.690434]  ? __run_timers+0x7da/0xc70
[  412.694403]  ? lock_downgrade+0x900/0x900
[  412.698547]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.703657]  ? trace_hardirqs_on+0xbd/0x310
[  412.707973]  ? kasan_check_read+0x11/0x20
[  412.712120]  ? __run_timers+0x7da/0xc70
[  412.716092]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.721545]  ? kasan_check_write+0x14/0x20
[  412.725776]  ? do_raw_spin_lock+0xc1/0x200
[  412.730016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.734263]  __run_timers+0x7e5/0xc70
[  412.738074]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  412.743448]  ? lock_downgrade+0x900/0x900
[  412.747594]  ? finish_task_switch+0x1b5/0x900
[  412.752096]  ? trace_hardirqs_on+0xbd/0x310
[  412.756428]  ? kasan_check_read+0x11/0x20
[  412.760586]  ? finish_task_switch+0x1f5/0x900
[  412.765102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.770556]  ? compat_start_thread+0x80/0x80
[  412.774980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.780534]  ? pvclock_read_flags+0x160/0x160
[  412.785026]  ? __switch_to_asm+0x34/0x70
[  412.789086]  ? __switch_to_asm+0x34/0x70
[  412.793141]  ? __switch_to_asm+0x40/0x70
[  412.797202]  ? __switch_to_asm+0x40/0x70
[  412.801262]  ? __switch_to_asm+0x34/0x70
[  412.805320]  ? __switch_to_asm+0x40/0x70
[  412.809383]  ? trace_hardirqs_on+0xbd/0x310
[  412.813724]  ? kvm_sched_clock_read+0x9/0x20
[  412.818141]  ? run_ksoftirqd+0x94/0x100
[  412.822115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.827650]  ? check_preemption_disabled+0x48/0x200
[  412.832662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.838206]  run_timer_softirq+0x52/0xb0
[  412.842270]  ? __this_cpu_preempt_check+0x1c/0x1f
[  412.847109]  __do_softirq+0x30b/0xad8
[  412.850923]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  412.856031]  ? trace_hardirqs_off+0xb8/0x310
[  412.860442]  ? schedule+0x108/0x460
[  412.864074]  ? run_ksoftirqd+0x99/0x100
[  412.868046]  ? trace_hardirqs_off+0xb8/0x310
[  412.872450]  ? smpboot_thread_fn+0x68b/0xa00
[  412.876857]  ? trace_hardirqs_on+0x310/0x310
[  412.881263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.886797]  ? check_preemption_disabled+0x48/0x200
[  412.891816]  ? takeover_tasklets+0xa90/0xa90
[  412.896223]  run_ksoftirqd+0x94/0x100
[  412.900025]  smpboot_thread_fn+0x68b/0xa00
[  412.904259]  ? sort_range+0x30/0x30
[  412.907887]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.912994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.918539]  ? __kthread_parkme+0xfb/0x1a0
[  412.922810]  kthread+0x35a/0x420
[  412.926171]  ? sort_range+0x30/0x30
[  412.929796]  ? kthread_bind+0x40/0x40
[  412.933604]  ret_from_fork+0x3a/0x50
[  412.937321] warn_alloc_show_mem: 1 callbacks suppressed
[  412.937333] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  412.937335] Mem-Info:
[  412.937365] active_anon:45632 inactive_anon:123 isolated_anon:0
[  412.937365]  active_file:17 inactive_file:16 isolated_file:0
[  412.937365]  unevictable:0 dirty:0 writeback:0 unstable:0
[  412.937365]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  412.937365]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  412.937365]  free:13774 free_pcp:156 free_cma:0
[  412.942707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.949895] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  412.952293] Call Trace:
[  412.985158] Node 0 
[  412.994502]  <IRQ>
[  413.022013] 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
[  413.024570]  dump_stack+0x1c4/0x2b4
[  413.026776] lowmem_reserve[]:
[  413.028926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  413.054406]  0
[  413.058035]  warn_alloc.cold.119+0xb7/0x1bd
[  413.061113]  2819
[  413.066308]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.068095]  6323
[  413.072406]  ? lock_downgrade+0x900/0x900
[  413.074451]  6323
[  413.079302]  ? trace_hardirqs_off+0xb8/0x310
[  413.085480]  ? trace_hardirqs_off+0xb8/0x310
[  413.087519] Node 0 
[  413.091926]  __alloc_pages_slowpath+0x2667/0x2d80
[  413.096336] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  413.098557]  ? warn_alloc+0x120/0x120
[  413.103363] lowmem_reserve[]:
[  413.130170]  ? trace_hardirqs_on+0x310/0x310
[  413.133950]  0
[  413.137047]  ? warn_alloc+0x120/0x120
[  413.141437]  0
[  413.143233]  ? warn_alloc+0x120/0x120
[  413.147007]  3503 3503
[  413.147018] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  413.147051] lowmem_reserve[]: 0 0 0 0
[  413.147069] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 
[  413.149059]  ? ktime_get+0x2e1/0x440
[  413.152833] 2*64kB 
[  413.155328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.184179] (U) 1*128kB 
[  413.188010]  ? check_preemption_disabled+0x48/0x200
[  413.193602] (U) 
[  413.197306]  ? kasan_check_read+0x11/0x20
[  413.199519] 1*256kB 
[  413.205051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.207704] (U) 
[  413.212715]  ? should_fail+0x22d/0xd01
[  413.214665] 0*512kB 
[  413.218945]  ? rcu_bh_qs+0xc0/0xc0
[  413.221257] 1*1024kB 
[  413.226820]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.228786] (U) 
[  413.232667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.234967] 1*2048kB 
[  413.238498]  ? should_fail+0x22d/0xd01
[  413.240883] (M) 
[  413.246092]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.248058] 3*4096kB 
[  413.253582]  ? should_fail+0x22d/0xd01
[  413.255987] (M) 
[  413.259871]  ? rcu_idle_enter+0x4b0/0x4b0
[  413.261821] = 15908kB
[  413.267032]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.269423] Node 0 
[  413.273318]  ? mark_held_locks+0x130/0x130
[  413.275266] DMA32: 5*4kB 
[  413.279416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.281799] (UM) 
[  413.286890]  ? mark_held_locks+0x130/0x130
[  413.289109] 1*8kB 
[  413.293338]  ? try_to_wake_up+0x10a/0x12f0
[  413.296095] (U) 
[  413.301638]  ? lock_downgrade+0x900/0x900
[  413.303675] 2*16kB 
[  413.307901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.310035] (M) 
[  413.314264]  ? trace_hardirqs_off+0xb8/0x310
[  413.316216] 3*32kB 
[  413.320355]  ? kasan_check_read+0x11/0x20
[  413.322566] (UM) 
[  413.328096]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.330048] 5*64kB 
[  413.334454]  ? trace_hardirqs_on+0x310/0x310
[  413.336664] (UM) 
[  413.340800]  ? kasan_check_write+0x14/0x20
[  413.342840] 3*128kB 
[  413.347243]  ? do_raw_spin_lock+0xc1/0x200
[  413.349457] (M) 
[  413.353862]  __alloc_pages_nodemask+0xa80/0xde0
[  413.355910] 3*256kB 
[  413.360134]  ? should_fail+0x22d/0xd01
[  413.362439] (M) 
[  413.366670]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  413.368620] 4*512kB 
[  413.373295]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.375582] (UM) 
[  413.379467]  ? lock_downgrade+0x900/0x900
[  413.381417] 3*1024kB (UM) 
[  413.386461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.388759] 3*2048kB 
[  413.393418]  cache_grow_begin+0x91/0x8c0
[  413.395457] (M) 
[  413.399597]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.402414] 3*4096kB 
[  413.407951]  fallback_alloc+0x203/0x2e0
[  413.410338] (M) 
[  413.414515]  ____cache_alloc_node+0x1c7/0x1e0
[  413.416468] = 25180kB
[  413.421220]  kmem_cache_alloc_node+0xe3/0x730
[  413.423954] Node 0 
[  413.428147]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.430099] Normal: 
[  413.434590]  __alloc_skb+0x119/0x770
[  413.436979] 694*4kB 
[  413.441464]  ? skb_scrub_packet+0x490/0x490
[  413.443675] (UMEH) 
[  413.447905]  ? lock_downgrade+0x900/0x900
[  413.450219] 370*8kB 
[  413.453931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.456230] (UMEH) 
[  413.460699]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.462759] 193*16kB 
[  413.466899]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.469200] (UMEH) 
[  413.474734]  ? addrconf_rs_timer+0x690/0x690
[  413.476951] 79*32kB 
[  413.482398]  ndisc_alloc_skb+0x144/0x340
[  413.484789] (UMEH) 
[  413.490237]  ndisc_send_rs+0x331/0x6e0
[  413.492454] 32*64kB 
[  413.496861]  addrconf_rs_timer+0x314/0x690
[  413.499160] (UM) 
[  413.503218]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.505455] 5*128kB 
[  413.509333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.511635] (UM) 
[  413.515869]  call_timer_fn+0x272/0x920
[  413.517908] 0*256kB 
[  413.523438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.525731] 0*512kB 
[  413.529959]  ? process_timeout+0x40/0x40
[  413.532000] 0*1024kB 
[  413.535880]  ? trace_hardirqs_off+0xb8/0x310
[  413.538180] 0*2048kB 
[  413.542406]  ? kasan_check_read+0x11/0x20
[  413.544706] 0*4096kB 
[  413.548763]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.551149] = 14040kB
[  413.555551]  ? trace_hardirqs_on+0x310/0x310
[  413.557962] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.562102]  ? __run_timers+0x7da/0xc70
[  413.564491] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.568892]  ? lock_downgrade+0x900/0x900
[  413.571284] 163 total pagecache pages
[  413.575688]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.584500] 0 pages in swap cache
[  413.588482]  ? trace_hardirqs_on+0xbd/0x310
[  413.597028] Swap cache stats: add 0, delete 0, find 0/0
[  413.597038] Free swap  = 0kB
[  413.601183]  ? kasan_check_read+0x11/0x20
[  413.604962] Total swap = 0kB
[  413.610063]  ? __run_timers+0x7da/0xc70
[  413.613488] 1965979 pages RAM
[  413.617804]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.623133] 0 pages HighMem/MovableOnly
[  413.623142] 342307 pages reserved
[  413.626155]  ? kasan_check_write+0x14/0x20
[  413.630277] 0 pages cma reserved
[  413.633290]  ? do_raw_spin_lock+0xc1/0x200
[  413.637292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.640342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.645842] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.649738]  __run_timers+0x7e5/0xc70
[  413.653168] ksoftirqd/0 cpuset=
[  413.657403]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.660737] /
[  413.664964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.671428]  mems_allowed=0
[  413.675658]  ? timerqueue_add+0x207/0x2b0
[  413.715463]  ? enqueue_hrtimer+0x1a5/0x560
[  413.719695]  ? lock_release+0x970/0x970
[  413.723665]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.728859]  ? kasan_check_write+0x14/0x20
[  413.733095]  ? pvclock_read_flags+0x160/0x160
[  413.737589]  ? lock_downgrade+0x900/0x900
[  413.741740]  ? trace_hardirqs_on+0xbd/0x310
[  413.746073]  ? kvm_sched_clock_read+0x9/0x20
[  413.750483]  ? irq_exit+0x17f/0x1c0
[  413.754112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.759649]  ? check_preemption_disabled+0x48/0x200
[  413.764662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.770204]  run_timer_softirq+0x52/0xb0
[  413.774268]  ? __this_cpu_preempt_check+0x1c/0x1f
[  413.779107]  __do_softirq+0x30b/0xad8
[  413.782910]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.788013]  ? pvclock_read_flags+0x160/0x160
[  413.792503]  ? lapic_next_event+0x5a/0x90
[  413.796655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.802189]  ? clockevents_program_event+0x140/0x370
[  413.807297]  ? kvm_clock_read+0x18/0x30
[  413.811268]  ? kvm_sched_clock_read+0x9/0x20
[  413.815671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.821208]  ? check_preemption_disabled+0x48/0x200
[  413.826226]  irq_exit+0x17f/0x1c0
[  413.829682]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.834527]  ? smp_reschedule_interrupt+0x109/0x650
[  413.839566]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.845457]  ? interrupt_entry+0xb5/0xf0
[  413.849518]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.854532]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.859544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.864386]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.869400]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.874431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.879970]  ? check_preemption_disabled+0x48/0x200
[  413.884986]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.889829]  apic_timer_interrupt+0xf/0x20
[  413.894061]  </IRQ>
[  413.896301] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  413.902368] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  413.921260] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  413.928966] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  413.936225] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  413.943492] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  413.950753] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  413.958021] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  413.965302]  ? unmap_page_range+0xf56/0x2030
[  413.969712]  ? unmap_page_range+0x15ec/0x2030
[  413.974231]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  413.978737]  ? mark_held_locks+0x130/0x130
[  413.982986]  ? mark_held_locks+0x130/0x130
[  413.987223]  ? mark_held_locks+0x130/0x130
[  413.991463]  ? mark_held_locks+0x130/0x130
[  413.995693]  ? lock_downgrade+0x900/0x900
[  413.999835]  ? lock_downgrade+0x900/0x900
[  414.003988]  ? mark_held_locks+0x130/0x130
[  414.008236]  ? mark_held_locks+0x130/0x130
[  414.012477]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.017494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.023032]  ? uprobe_munmap+0x14c/0x450
[  414.027182]  ? uprobe_mmap+0xd50/0xd50
[  414.031069]  ? is_bpf_text_address+0xac/0x170
[  414.035572]  unmap_single_vma+0x19b/0x310
[  414.039735]  unmap_vmas+0x125/0x200
[  414.043364]  exit_mmap+0x2be/0x590
[  414.046901]  ? __ia32_sys_munmap+0x80/0x80
[  414.051143]  ? __might_sleep+0x95/0x190
[  414.055114]  mmput+0x247/0x610
[  414.058304]  ? lock_downgrade+0x900/0x900
[  414.062458]  ? set_mm_exe_file+0x200/0x200
[  414.066686]  ? kasan_check_read+0x11/0x20
[  414.070826]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.075230]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  414.079805]  ? kasan_check_write+0x14/0x20
[  414.084038]  ? do_raw_spin_lock+0xc1/0x200
[  414.088276]  do_exit+0xe6f/0x2610
[  414.091727]  ? mm_update_next_owner+0x990/0x990
[  414.096411]  ? pick_next_task_fair+0x990/0x16d0
[  414.101094]  ? trace_hardirqs_off+0xb8/0x310
[  414.105501]  ? mark_held_locks+0x130/0x130
[  414.109749]  ? lock_acquire+0x1ed/0x520
[  414.113719]  ? pipe_wait+0x266/0x2c0
[  414.117471]  ? mark_held_locks+0x130/0x130
[  414.121721]  ? arch_local_save_flags+0x40/0x40
[  414.126299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.131847]  ? __mutex_lock+0x85e/0x1700
[  414.135962]  ? __switch_to_asm+0x34/0x70
[  414.140020]  ? __switch_to_asm+0x40/0x70
[  414.144074]  ? __switch_to_asm+0x34/0x70
[  414.148146]  ? pipe_wait+0x266/0x2c0
[  414.151858]  ? __switch_to_asm+0x34/0x70
[  414.155915]  ? __switch_to_asm+0x34/0x70
[  414.159980]  ? mutex_trylock+0x2b0/0x2b0
[  414.164042]  ? __schedule+0x874/0x1ed0
[  414.167933]  ? __sched_text_start+0x8/0x8
[  414.172079]  ? lock_downgrade+0x900/0x900
[  414.176224]  ? memset+0x31/0x40
[  414.179502]  ? __dequeue_signal+0xf9/0x7d0
[  414.183739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.189278]  ? recalc_sigpending_tsk+0x140/0x180
[  414.194037]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.199574]  ? get_signal+0x95b/0x1980
[  414.203464]  ? lock_downgrade+0x900/0x900
[  414.207615]  do_group_exit+0x177/0x440
[  414.211503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.216951]  ? __ia32_sys_exit+0x50/0x50
[  414.221019]  ? kasan_check_write+0x14/0x20
[  414.225276]  ? do_raw_spin_lock+0xc1/0x200
[  414.229514]  get_signal+0x8b0/0x1980
[  414.233232]  ? ptrace_notify+0x130/0x130
[  414.237309]  ? finish_wait+0x430/0x430
[  414.241210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.246743]  ? pipe_read+0x702/0x940
[  414.250469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.256007]  do_signal+0x9c/0x21e0
[  414.259545]  ? __vfs_read+0x11f/0x9b0
[  414.263348]  ? vfs_copy_file_range+0xb90/0xb90
[  414.267925]  ? setup_sigcontext+0x7d0/0x7d0
[  414.272279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.277827]  exit_to_usermode_loop+0x2e5/0x380
[  414.282411]  ? syscall_slow_exit_work+0x520/0x520
[  414.287266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.292805]  do_syscall_64+0x6be/0x820
[  414.296691]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.302053]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.306976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.311819]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.316836]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.321849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.326691]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.331885] RIP: 0033:0x410fd0
[  414.335077] Code: Bad RIP value.
[  414.338437] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  414.346146] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  414.353412] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  414.360677] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  414.367940] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  414.375204] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  414.382537] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  414.382598] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.389307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.395853] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.405128] Call Trace:
[  414.415600] syz-executor2 cpuset=syz2
[  414.418185]  dump_stack+0x1c4/0x2b4
[  414.418204]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.421986]  mems_allowed=0
[  414.425610]  warn_alloc.cold.119+0xb7/0x1bd
[  414.438023]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.442878]  ? lock_downgrade+0x900/0x900
[  414.447041]  ? trace_hardirqs_off+0xb8/0x310
[  414.451452]  ? trace_hardirqs_off+0xb8/0x310
[  414.455870]  __alloc_pages_slowpath+0x2667/0x2d80
[  414.460731]  ? warn_alloc+0x120/0x120
[  414.464531]  ? warn_alloc+0x120/0x120
[  414.468333]  ? warn_alloc+0x120/0x120
[  414.472135]  ? mark_held_locks+0x130/0x130
[  414.476370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.481912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.487452]  ? should_fail+0x22d/0xd01
[  414.491341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.496442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.501974]  ? should_fail+0x22d/0xd01
[  414.505860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.510960]  ? should_fail+0x22d/0xd01
[  414.514850]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.519956]  ? mark_held_locks+0x130/0x130
[  414.524191]  ? mark_held_locks+0x130/0x130
[  414.528424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.534172]  ? mark_held_locks+0x130/0x130
[  414.538409]  ? trace_hardirqs_on+0x310/0x310
[  414.542818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.548351]  ? wq_watchdog_touch+0x9c/0xfe
[  414.552586]  ? io_serial_in+0x11/0x90
[  414.556383]  ? retint_kernel+0x2d/0x2d
[  414.560269]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.565196]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.569956]  ? trace_hardirqs_off+0x310/0x310
[  414.574451]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.579565]  __alloc_pages_nodemask+0xa80/0xde0
[  414.584236]  ? should_fail+0x22d/0xd01
[  414.588124]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.593152]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.597818]  ? lock_downgrade+0x900/0x900
[  414.601969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.607514]  cache_grow_begin+0x91/0x8c0
[  414.611576]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.615986]  fallback_alloc+0x203/0x2e0
[  414.619967]  ____cache_alloc_node+0x1c7/0x1e0
[  414.624466]  kmem_cache_alloc_node+0xe3/0x730
[  414.628964]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.633205]  __alloc_skb+0x119/0x770
[  414.636919]  ? skb_scrub_packet+0x490/0x490
[  414.641248]  ? lock_downgrade+0x900/0x900
[  414.645398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.650943]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.656395]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.661847]  ? addrconf_rs_timer+0x690/0x690
[  414.666263]  ndisc_alloc_skb+0x144/0x340
[  414.670325]  ndisc_send_rs+0x331/0x6e0
[  414.674212]  addrconf_rs_timer+0x314/0x690
[  414.678442]  ? lock_release+0x970/0x970
[  414.682419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.686664]  call_timer_fn+0x272/0x920
[  414.690553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.694784]  ? process_timeout+0x40/0x40
[  414.698840]  ? kasan_check_read+0x11/0x20
[  414.702987]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.707392]  ? trace_hardirqs_on+0x310/0x310
[  414.711805]  ? __run_timers+0x7da/0xc70
[  414.715781]  ? lock_downgrade+0x900/0x900
[  414.719938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.725042]  ? trace_hardirqs_on+0xbd/0x310
[  414.729363]  ? kasan_check_read+0x11/0x20
[  414.733509]  ? __run_timers+0x7da/0xc70
[  414.737482]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.742941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.748482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.752715]  __run_timers+0x7e5/0xc70
[  414.756528]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  414.761888]  ? lock_downgrade+0x900/0x900
[  414.766033]  ? finish_task_switch+0x1b5/0x900
[  414.770535]  ? trace_hardirqs_on+0xbd/0x310
[  414.774851]  ? kasan_check_read+0x11/0x20
[  414.778995]  ? finish_task_switch+0x1f5/0x900
[  414.783500]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.788956]  ? compat_start_thread+0x80/0x80
[  414.793366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.798908]  ? pvclock_read_flags+0x160/0x160
[  414.803405]  ? __switch_to_asm+0x34/0x70
[  414.807462]  ? __switch_to_asm+0x34/0x70
[  414.811520]  ? __switch_to_asm+0x40/0x70
[  414.815576]  ? __switch_to_asm+0x40/0x70
[  414.819635]  ? __switch_to_asm+0x34/0x70
[  414.823690]  ? __switch_to_asm+0x40/0x70
[  414.827750]  ? trace_hardirqs_on+0xbd/0x310
[  414.832073]  ? kvm_sched_clock_read+0x9/0x20
[  414.836481]  ? run_ksoftirqd+0x94/0x100
[  414.840462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.845999]  ? check_preemption_disabled+0x48/0x200
[  414.851035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.856579]  run_timer_softirq+0x52/0xb0
[  414.860639]  ? __this_cpu_preempt_check+0x1c/0x1f
[  414.865481]  __do_softirq+0x30b/0xad8
[  414.869285]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.874384]  ? trace_hardirqs_off+0xb8/0x310
[  414.878793]  ? schedule+0x108/0x460
[  414.882423]  ? run_ksoftirqd+0x99/0x100
[  414.886402]  ? trace_hardirqs_off+0xb8/0x310
[  414.890807]  ? smpboot_thread_fn+0x68b/0xa00
[  414.895211]  ? trace_hardirqs_on+0x310/0x310
[  414.899618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.905151]  ? check_preemption_disabled+0x48/0x200
[  414.910167]  ? takeover_tasklets+0xa90/0xa90
[  414.914573]  run_ksoftirqd+0x94/0x100
[  414.918370]  smpboot_thread_fn+0x68b/0xa00
[  414.922606]  ? sort_range+0x30/0x30
[  414.926234]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.931334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.936867]  ? __kthread_parkme+0xfb/0x1a0
[  414.941134]  kthread+0x35a/0x420
[  414.944498]  ? sort_range+0x30/0x30
[  414.948124]  ? kthread_bind+0x40/0x40
[  414.951932]  ret_from_fork+0x3a/0x50
[  414.955652] warn_alloc_show_mem: 1 callbacks suppressed
[  414.955664] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  414.955666] Mem-Info:
[  414.955695] active_anon:45632 inactive_anon:123 isolated_anon:0
[  414.955695]  active_file:17 inactive_file:16 isolated_file:0
[  414.955695]  unevictable:0 dirty:0 writeback:0 unstable:0
[  414.955695]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  414.955695]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  414.955695]  free:13774 free_pcp:156 free_cma:0
[  414.961040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.968232] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  414.970629] Call Trace:
[  415.003495] Node 0 
[  415.012842]  <IRQ>
[  415.040374] 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
[  415.042941]  dump_stack+0x1c4/0x2b4
[  415.045150] lowmem_reserve[]:
[  415.047301]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.072779]  0
[  415.076413]  warn_alloc.cold.119+0xb7/0x1bd
[  415.079487]  2819
[  415.084671]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.086449]  6323
[  415.090763]  ? lock_downgrade+0x900/0x900
[  415.092803]  6323
[  415.097638]  ? trace_hardirqs_off+0xb8/0x310
[  415.103814]  ? trace_hardirqs_off+0xb8/0x310
[  415.105855] Node 0 
[  415.110255]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.114659] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  415.116879]  ? warn_alloc+0x120/0x120
[  415.121678] lowmem_reserve[]: 0
[  415.148229]  ? trace_hardirqs_on+0x310/0x310
[  415.152002]  0
[  415.155277]  ? warn_alloc+0x120/0x120
[  415.159677]  3503
[  415.161474]  ? warn_alloc+0x120/0x120
[  415.165247]  3503
[  415.167301]  ? ktime_get+0x2e1/0x440
[  415.171077] Node 0 
[  415.173139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.176850] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  415.179061]  ? check_preemption_disabled+0x48/0x200
[  415.184570] lowmem_reserve[]:
[  415.212860]  ? kasan_check_read+0x11/0x20
[  415.217854]  0
[  415.220960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.225080]  0
[  415.226882]  ? should_fail+0x22d/0xd01
[  415.232390]  0
[  415.234190]  ? rcu_bh_qs+0xc0/0xc0
[  415.238052]  0
[  415.239857]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.243369] Node 0 
[  415.245187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.250261] DMA: 
[  415.252496]  ? should_fail+0x22d/0xd01
[  415.258022] 1*4kB 
[  415.260084]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.263948] (U) 
[  415.266095]  ? should_fail+0x22d/0xd01
[  415.271176] 0*8kB 
[  415.273150]  ? rcu_idle_enter+0x4b0/0x4b0
[  415.277014] 0*16kB 
[  415.279172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.283283] 1*32kB (U) 
[  415.285524]  ? mark_held_locks+0x130/0x130
[  415.290602] 2*64kB 
[  415.293182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.297391] (U) 
[  415.299621]  ? mark_held_locks+0x130/0x130
[  415.305145] 1*128kB 
[  415.307110]  ? rcu_irq_exit+0xce/0x100
[  415.311314] (U) 
[  415.313639]  ? irq_exit+0xbd/0x1c0
[  415.317501] 1*256kB 
[  415.319511]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  415.323025] (U) 
[  415.325342]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.330333] 0*512kB 
[  415.332307]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.336684] 1*1024kB (U) 
[  415.339014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.344873] 1*2048kB 
[  415.347623]  ? ret_from_intr+0xb/0x1e
[  415.353811] (M) 
[  415.356222]  ? retint_kernel+0x2d/0x2d
[  415.360000] 3*4096kB 
[  415.361971]  ? trace_hardirqs_on_caller+0xc0/0x310
[  415.365825] (M) = 15908kB
[  415.368243]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.373145] Node 0 
[  415.375903]  ? trace_hardirqs_off+0x310/0x310
[  415.380644] DMA32: 
[  415.382876]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.387350] 5*4kB 
[  415.389584]  __alloc_pages_nodemask+0xa80/0xde0
[  415.394659] (UM) 
[  415.396808]  ? should_fail+0x22d/0xd01
[  415.401447] 1*8kB 
[  415.403508]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.407367] (U) 
[  415.409523]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.414506] 2*16kB 
[  415.416475]  ? lock_downgrade+0x900/0x900
[  415.421115] (M) 
[  415.423346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.427954] 3*32kB (UM) 
[  415.429955]  cache_grow_begin+0x91/0x8c0
[  415.435470] 5*64kB 
[  415.438136]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.442170] (UM) 
[  415.444401]  fallback_alloc+0x203/0x2e0
[  415.448786] 3*128kB 
[  415.450846]  ____cache_alloc_node+0x1c7/0x1e0
[  415.454798] (M) 
[  415.457116]  kmem_cache_alloc_node+0xe3/0x730
[  415.461580] 3*256kB (M) 
[  415.463561]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.468033] 4*512kB 
[  415.470702]  __alloc_skb+0x119/0x770
[  415.474919] (UM) 
[  415.477267]  ? skb_scrub_packet+0x490/0x490
[  415.480959] 3*1024kB 
[  415.483017]  ? lock_downgrade+0x900/0x900
[  415.487313] (UM) 
[  415.489727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.493848] 3*2048kB 
[  415.495908]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.501424] (M) 
[  415.503838]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.509258] 3*4096kB (M) 
[  415.511241]  ? addrconf_rs_timer+0x690/0x690
[  415.516665] = 25180kB
[  415.516674] Node 0 
[  415.519441]  ndisc_alloc_skb+0x144/0x340
[  415.523818] Normal: 
[  415.526227]  ndisc_send_rs+0x331/0x6e0
[  415.528443] 694*4kB 
[  415.532504]  addrconf_rs_timer+0x314/0x690
[  415.534803] (UMEH) 
[  415.538687]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  415.540979] 370*8kB (UMEH) 
[  415.545218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.547425] 193*16kB (UMEH) 
[  415.552978]  call_timer_fn+0x272/0x920
[  415.555874] 79*32kB (UMEH) 
[  415.560124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.563119] 32*64kB 
[  415.567001]  ? process_timeout+0x40/0x40
[  415.569908] (UM) 
[  415.574134]  ? trace_hardirqs_off+0xb8/0x310
[  415.576437] 5*128kB 
[  415.580496]  ? kasan_check_read+0x11/0x20
[  415.582533] (UM) 
[  415.586940]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.589242] 0*256kB 
[  415.593377]  ? trace_hardirqs_on+0x310/0x310
[  415.595434] 0*512kB 0*1024kB 
[  415.599874]  ? __run_timers+0x7da/0xc70
[  415.602176] 0*2048kB 
[  415.606593]  ? lock_downgrade+0x900/0x900
[  415.609671] 0*4096kB 
[  415.613638]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.616032] = 14040kB
[  415.620173]  ? trace_hardirqs_on+0xbd/0x310
[  415.622572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  415.627671]  ? kasan_check_read+0x11/0x20
[  415.630062] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  415.634374]  ? __run_timers+0x7da/0xc70
[  415.643184] 163 total pagecache pages
[  415.647336]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.655889] 0 pages in swap cache
[  415.659856]  ? kasan_check_write+0x14/0x20
[  415.663636] Swap cache stats: add 0, delete 0, find 0/0
[  415.669082]  ? do_raw_spin_lock+0xc1/0x200
[  415.672512] Free swap  = 0kB
[  415.676739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.682076] Total swap = 0kB
[  415.686304]  __run_timers+0x7e5/0xc70
[  415.689306] 1965979 pages RAM
[  415.693539]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.696529] 0 pages HighMem/MovableOnly
[  415.700323]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.703405] 342307 pages reserved
[  415.708767]  ? timerqueue_add+0x207/0x2b0
[  415.712714] 0 pages cma reserved
[  415.717725]  ? enqueue_hrtimer+0x1a5/0x560
[  415.721205] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.725290]  ? lock_release+0x970/0x970
[  415.725306]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.725322]  ? kasan_check_write+0x14/0x20
[  415.728741] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.732899]  ? pvclock_read_flags+0x160/0x160
[  415.739370] ksoftirqd/0 cpuset=
[  415.743349]  ? lock_downgrade+0x900/0x900
[  415.748534] /
[  415.752775]  ? trace_hardirqs_on+0xbd/0x310
[  415.763063]  mems_allowed=0
[  415.767562]  ? kvm_sched_clock_read+0x9/0x20
[  415.788270]  ? irq_exit+0x17f/0x1c0
[  415.791933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.797471]  ? check_preemption_disabled+0x48/0x200
[  415.802488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.808030]  run_timer_softirq+0x52/0xb0
[  415.812089]  ? __this_cpu_preempt_check+0x1c/0x1f
[  415.816933]  __do_softirq+0x30b/0xad8
[  415.820741]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  415.825856]  ? pvclock_read_flags+0x160/0x160
[  415.830355]  ? lapic_next_event+0x5a/0x90
[  415.834500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.840033]  ? clockevents_program_event+0x140/0x370
[  415.845136]  ? kvm_clock_read+0x18/0x30
[  415.849109]  ? kvm_sched_clock_read+0x9/0x20
[  415.853513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.859063]  ? check_preemption_disabled+0x48/0x200
[  415.864086]  irq_exit+0x17f/0x1c0
[  415.867553]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.872393]  ? smp_reschedule_interrupt+0x109/0x650
[  415.877410]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.883304]  ? interrupt_entry+0xb5/0xf0
[  415.887372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.892391]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.897410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.902253]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.907267]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.912285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.917825]  ? check_preemption_disabled+0x48/0x200
[  415.922842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.927698]  apic_timer_interrupt+0xf/0x20
[  415.931932]  </IRQ>
[  415.934170] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  415.940224] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  415.959120] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  415.966828] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  415.974103] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  415.981364] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  415.988627] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  415.995890] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  416.003175]  ? unmap_page_range+0xf56/0x2030
[  416.007588]  ? unmap_page_range+0x15ec/0x2030
[  416.012096]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  416.016591]  ? mark_held_locks+0x130/0x130
[  416.020828]  ? mark_held_locks+0x130/0x130
[  416.025077]  ? mark_held_locks+0x130/0x130
[  416.029307]  ? mark_held_locks+0x130/0x130
[  416.033565]  ? lock_downgrade+0x900/0x900
[  416.037745]  ? lock_downgrade+0x900/0x900
[  416.041907]  ? mark_held_locks+0x130/0x130
[  416.046143]  ? mark_held_locks+0x130/0x130
[  416.050378]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.055391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.060951]  ? uprobe_munmap+0x14c/0x450
[  416.065013]  ? uprobe_mmap+0xd50/0xd50
[  416.068900]  ? is_bpf_text_address+0xac/0x170
[  416.073414]  unmap_single_vma+0x19b/0x310
[  416.077571]  unmap_vmas+0x125/0x200
[  416.081196]  exit_mmap+0x2be/0x590
[  416.084730]  ? __ia32_sys_munmap+0x80/0x80
[  416.088997]  ? __might_sleep+0x95/0x190
[  416.092972]  mmput+0x247/0x610
[  416.096164]  ? lock_downgrade+0x900/0x900
[  416.100311]  ? set_mm_exe_file+0x200/0x200
[  416.104542]  ? kasan_check_read+0x11/0x20
[  416.108687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.113091]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  416.117668]  ? kasan_check_write+0x14/0x20
[  416.121899]  ? do_raw_spin_lock+0xc1/0x200
[  416.126136]  do_exit+0xe6f/0x2610
[  416.129601]  ? mm_update_next_owner+0x990/0x990
[  416.134269]  ? pick_next_task_fair+0x990/0x16d0
[  416.138961]  ? trace_hardirqs_off+0xb8/0x310
[  416.143388]  ? mark_held_locks+0x130/0x130
[  416.147617]  ? lock_acquire+0x1ed/0x520
[  416.151588]  ? pipe_wait+0x266/0x2c0
[  416.155304]  ? mark_held_locks+0x130/0x130
[  416.159537]  ? arch_local_save_flags+0x40/0x40
[  416.164121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.169677]  ? __mutex_lock+0x85e/0x1700
[  416.173737]  ? __switch_to_asm+0x34/0x70
[  416.177791]  ? __switch_to_asm+0x40/0x70
[  416.181877]  ? __switch_to_asm+0x34/0x70
[  416.185947]  ? pipe_wait+0x266/0x2c0
[  416.189658]  ? __switch_to_asm+0x34/0x70
[  416.193720]  ? __switch_to_asm+0x34/0x70
[  416.197776]  ? mutex_trylock+0x2b0/0x2b0
[  416.201838]  ? __schedule+0x874/0x1ed0
[  416.205736]  ? __sched_text_start+0x8/0x8
[  416.209896]  ? lock_downgrade+0x900/0x900
[  416.214055]  ? memset+0x31/0x40
[  416.217347]  ? __dequeue_signal+0xf9/0x7d0
[  416.221582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.227114]  ? recalc_sigpending_tsk+0x140/0x180
[  416.231866]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.237402]  ? get_signal+0x95b/0x1980
[  416.241289]  ? lock_downgrade+0x900/0x900
[  416.245443]  do_group_exit+0x177/0x440
[  416.249333]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.254794]  ? __ia32_sys_exit+0x50/0x50
[  416.258869]  ? kasan_check_write+0x14/0x20
[  416.263097]  ? do_raw_spin_lock+0xc1/0x200
[  416.267332]  get_signal+0x8b0/0x1980
[  416.271047]  ? ptrace_notify+0x130/0x130
[  416.275104]  ? finish_wait+0x430/0x430
[  416.279013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.284549]  ? pipe_read+0x702/0x940
[  416.288261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.293802]  do_signal+0x9c/0x21e0
[  416.297338]  ? __vfs_read+0x11f/0x9b0
[  416.301143]  ? vfs_copy_file_range+0xb90/0xb90
[  416.305726]  ? setup_sigcontext+0x7d0/0x7d0
[  416.310065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.315626]  exit_to_usermode_loop+0x2e5/0x380
[  416.320209]  ? syscall_slow_exit_work+0x520/0x520
[  416.325052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.330591]  do_syscall_64+0x6be/0x820
[  416.334476]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.339836]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.344762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.349618]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.354631]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.359650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.364500]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.369688] RIP: 0033:0x410fd0
[  416.372883] Code: Bad RIP value.
[  416.376239] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  416.383948] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  416.391214] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  416.398479] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  416.405742] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  416.413028] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  416.420312] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  416.420378] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.427074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.427079] Call Trace:
[  416.427101]  dump_stack+0x1c4/0x2b4
[  416.427120]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.433661] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.442954]  warn_alloc.cold.119+0xb7/0x1bd
[  416.445509] syz-executor2 cpuset=
[  416.449131]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.454297] syz2
[  416.464780]  ? lock_downgrade+0x900/0x900
[  416.469085]  mems_allowed=0
[  416.472537]  ? trace_hardirqs_off+0xb8/0x310
[  416.490785]  ? trace_hardirqs_off+0xb8/0x310
[  416.495199]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.500059]  ? warn_alloc+0x120/0x120
[  416.503861]  ? warn_alloc+0x120/0x120
[  416.507662]  ? warn_alloc+0x120/0x120
[  416.511462]  ? mark_held_locks+0x130/0x130
[  416.515742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.521276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.526812]  ? should_fail+0x22d/0xd01
[  416.530712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.536037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.541577]  ? should_fail+0x22d/0xd01
[  416.545470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.550578]  ? should_fail+0x22d/0xd01
[  416.554468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.559574]  ? mark_held_locks+0x130/0x130
[  416.563811]  ? mark_held_locks+0x130/0x130
[  416.568039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.573574]  ? trace_hardirqs_off+0xb8/0x310
[  416.577977]  ? kasan_check_read+0x11/0x20
[  416.582128]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.586536]  ? trace_hardirqs_on+0x310/0x310
[  416.590954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.596488]  ? wq_watchdog_touch+0x9c/0xfe
[  416.600721]  ? io_serial_in+0x11/0x90
[  416.604522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.610071]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.615183]  __alloc_pages_nodemask+0xa80/0xde0
[  416.619853]  ? should_fail+0x22d/0xd01
[  416.623744]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.628776]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.633445]  ? lock_downgrade+0x900/0x900
[  416.637606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.643158]  cache_grow_begin+0x91/0x8c0
[  416.647223]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.651637]  fallback_alloc+0x203/0x2e0
[  416.655622]  ____cache_alloc_node+0x1c7/0x1e0
[  416.660122]  kmem_cache_alloc_node+0xe3/0x730
[  416.664617]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.668857]  __alloc_skb+0x119/0x770
[  416.672568]  ? skb_scrub_packet+0x490/0x490
[  416.676891]  ? lock_downgrade+0x900/0x900
[  416.681042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.686576]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.692027]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.697475]  ? addrconf_rs_timer+0x690/0x690
[  416.701899]  ndisc_alloc_skb+0x144/0x340
[  416.705994]  ndisc_send_rs+0x331/0x6e0
[  416.709885]  addrconf_rs_timer+0x314/0x690
[  416.714115]  ? lock_release+0x970/0x970
[  416.718088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.722329]  call_timer_fn+0x272/0x920
[  416.726219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.730451]  ? process_timeout+0x40/0x40
[  416.734506]  ? kasan_check_read+0x11/0x20
[  416.738650]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.743057]  ? trace_hardirqs_on+0x310/0x310
[  416.747470]  ? __run_timers+0x7da/0xc70
[  416.751456]  ? lock_downgrade+0x900/0x900
[  416.755603]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.760704]  ? trace_hardirqs_on+0xbd/0x310
[  416.765020]  ? kasan_check_read+0x11/0x20
[  416.769164]  ? __run_timers+0x7da/0xc70
[  416.773139]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.778590]  ? kasan_check_write+0x14/0x20
[  416.782822]  ? do_raw_spin_lock+0xc1/0x200
[  416.787062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.791292]  __run_timers+0x7e5/0xc70
[  416.795104]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.800474]  ? lock_downgrade+0x900/0x900
[  416.804619]  ? finish_task_switch+0x1b5/0x900
[  416.809113]  ? trace_hardirqs_on+0xbd/0x310
[  416.813425]  ? kasan_check_read+0x11/0x20
[  416.817578]  ? finish_task_switch+0x1f5/0x900
[  416.822083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.827536]  ? compat_start_thread+0x80/0x80
[  416.831950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.837494]  ? pvclock_read_flags+0x160/0x160
[  416.841985]  ? __switch_to_asm+0x34/0x70
[  416.846046]  ? __switch_to_asm+0x34/0x70
[  416.850101]  ? __switch_to_asm+0x40/0x70
[  416.854160]  ? __switch_to_asm+0x40/0x70
[  416.858215]  ? __switch_to_asm+0x34/0x70
[  416.862274]  ? __switch_to_asm+0x40/0x70
[  416.866335]  ? trace_hardirqs_on+0xbd/0x310
[  416.870651]  ? kvm_sched_clock_read+0x9/0x20
[  416.875067]  ? run_ksoftirqd+0x94/0x100
[  416.879039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.884579]  ? check_preemption_disabled+0x48/0x200
[  416.889594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.895136]  run_timer_softirq+0x52/0xb0
[  416.899196]  ? __this_cpu_preempt_check+0x1c/0x1f
[  416.904038]  __do_softirq+0x30b/0xad8
[  416.907843]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.912949]  ? trace_hardirqs_off+0xb8/0x310
[  416.917363]  ? schedule+0x108/0x460
[  416.920997]  ? run_ksoftirqd+0x99/0x100
[  416.924973]  ? trace_hardirqs_off+0xb8/0x310
[  416.929378]  ? smpboot_thread_fn+0x68b/0xa00
[  416.933786]  ? trace_hardirqs_on+0x310/0x310
[  416.938191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.943726]  ? check_preemption_disabled+0x48/0x200
[  416.948740]  ? takeover_tasklets+0xa90/0xa90
[  416.953146]  run_ksoftirqd+0x94/0x100
[  416.956948]  smpboot_thread_fn+0x68b/0xa00
[  416.961183]  ? sort_range+0x30/0x30
[  416.964806]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.969918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.975460]  ? __kthread_parkme+0xfb/0x1a0
[  416.979693]  kthread+0x35a/0x420
[  416.983053]  ? sort_range+0x30/0x30
[  416.986676]  ? kthread_bind+0x40/0x40
[  416.990474]  ret_from_fork+0x3a/0x50
[  416.994203] warn_alloc_show_mem: 1 callbacks suppressed
[  416.994215] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  416.994217] Mem-Info:
[  416.994246] active_anon:45632 inactive_anon:123 isolated_anon:0
[  416.994246]  active_file:17 inactive_file:16 isolated_file:0
[  416.994246]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.994246]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  416.994246]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  416.994246]  free:13774 free_pcp:156 free_cma:0
[  416.999586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.006780] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  417.009177] Call Trace:
[  417.042049] Node 0 
[  417.051402]  <IRQ>
[  417.078903] 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
[  417.081473]  dump_stack+0x1c4/0x2b4
[  417.083688] lowmem_reserve[]:
[  417.085843]  ? dump_stack_print_info.cold.2+0x52/0x52
[  417.111314]  0 2819
[  417.114968]  warn_alloc.cold.119+0xb7/0x1bd
[  417.118044]  6323
[  417.123231]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.125433]  6323
[  417.129771]  ? lock_downgrade+0x900/0x900
[  417.131808] Node 0 
[  417.136652]  ? trace_hardirqs_off+0xb8/0x310
[  417.138711] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  417.142825]  ? trace_hardirqs_off+0xb8/0x310
[  417.145038] lowmem_reserve[]:
[  417.149451]  __alloc_pages_slowpath+0x2667/0x2d80
[  417.175969]  0
[  417.180392]  ? warn_alloc+0x120/0x120
[  417.183453]  0
[  417.188290]  ? trace_hardirqs_on+0x310/0x310
[  417.190066]  3503
[  417.193860]  ? warn_alloc+0x120/0x120
[  417.195635]  3503
[  417.200038]  ? warn_alloc+0x120/0x120
[  417.205874]  ? ktime_get+0x2e1/0x440
[  417.207916] Node 0 
[  417.212059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.215772] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  417.217984]  ? check_preemption_disabled+0x48/0x200
[  417.223493] lowmem_reserve[]:
[  417.251781]  ? kasan_check_read+0x11/0x20
[  417.256779]  0
[  417.259882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.264001]  0
[  417.265802]  ? should_fail+0x22d/0xd01
[  417.271310]  0
[  417.273112]  ? rcu_bh_qs+0xc0/0xc0
[  417.276973]  0
[  417.278782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.284093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.289167] Node 0 
[  417.294695]  ? should_fail+0x22d/0xd01
[  417.294699] DMA: 1*4kB 
[  417.296939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.300815] (U) 
[  417.303396]  ? should_fail+0x22d/0xd01
[  417.308476] 0*8kB 
[  417.310448]  ? rcu_idle_enter+0x4b0/0x4b0
[  417.314320] 0*16kB 
[  417.316467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.320598] 1*32kB 
[  417.322836]  ? mark_held_locks+0x130/0x130
[  417.327916] (U) 2*64kB 
[  417.330178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.334379] (U) 
[  417.336959]  ? mark_held_locks+0x130/0x130
[  417.342511] 1*128kB 
[  417.344484]  ? rcu_irq_exit+0xce/0x100
[  417.348691] (U) 
[  417.351013]  ? irq_exit+0xbd/0x1c0
[  417.354873] 1*256kB 
[  417.356842]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  417.360357] (U) 
[  417.362682]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.367670] 0*512kB 
[  417.369643]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.374027] 1*1024kB 
[  417.376343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.382206] (U) 
[  417.384620]  ? ret_from_intr+0xb/0x1e
[  417.390131] 1*2048kB 
[  417.392103]  ? retint_kernel+0x2d/0x2d
[  417.395878] (M) 
[  417.398282]  ? trace_hardirqs_on_caller+0xc0/0x310
[  417.402147] 3*4096kB 
[  417.404119]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.409046] (M) 
[  417.411483]  ? trace_hardirqs_off+0x310/0x310
[  417.416216] = 15908kB
[  417.418185]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.422654] Node 0 
[  417.425328]  __alloc_pages_nodemask+0xa80/0xde0
[  417.430414] DMA32: 
[  417.432661]  ? should_fail+0x22d/0xd01
[  417.437315] 5*4kB 
[  417.439555]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.443412] (UM) 
[  417.445596]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.450579] 1*8kB 
[  417.452636]  ? lock_downgrade+0x900/0x900
[  417.457274] (U) 
[  417.459421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.463541] 2*16kB 
[  417.465530]  cache_grow_begin+0x91/0x8c0
[  417.471041] (M) 
[  417.473273]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.477311] 3*32kB 
[  417.479279]  fallback_alloc+0x203/0x2e0
[  417.483662] (UM) 
[  417.485894]  ____cache_alloc_node+0x1c7/0x1e0
[  417.489850] 5*64kB 
[  417.491905]  kmem_cache_alloc_node+0xe3/0x730
[  417.496383] (UM) 
[  417.498621]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.503087] 3*128kB 
[  417.505145]  __alloc_skb+0x119/0x770
[  417.509350] (M) 
[  417.511666]  ? skb_scrub_packet+0x490/0x490
[  417.515369] 3*256kB 
[  417.517337]  ? lock_downgrade+0x900/0x900
[  417.521631] (M) 
[  417.523964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.528945] 4*512kB 
[  417.530930]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.536440] (UM) 3*1024kB 
[  417.538780]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.544200] (UM) 
[  417.547043]  ? addrconf_rs_timer+0x690/0x690
[  417.552470] 3*2048kB 
[  417.554530]  ndisc_alloc_skb+0x144/0x340
[  417.558908] (M) 
[  417.561311]  ndisc_send_rs+0x331/0x6e0
[  417.565352] 3*4096kB 
[  417.567323]  addrconf_rs_timer+0x314/0x690
[  417.571181] (M) 
[  417.573587]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.577794] = 25180kB
[  417.579765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.585280] Node 0 
[  417.587684]  call_timer_fn+0x272/0x920
[  417.591892] Normal: 
[  417.594154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.598019] 694*4kB 
[  417.600334]  ? process_timeout+0x40/0x40
[  417.604554] (UMEH) 
[  417.606872]  ? trace_hardirqs_off+0xb8/0x310
[  417.610935] 370*8kB 
[  417.613171]  ? kasan_check_read+0x11/0x20
[  417.617556] (UMEH) 
[  417.619879]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.623999] 193*16kB 
[  417.626227]  ? trace_hardirqs_on+0x310/0x310
[  417.630612] (UMEH) 
[  417.633016]  ? __run_timers+0x7da/0xc70
[  417.637400] 79*32kB 
[  417.639631]  ? lock_downgrade+0x900/0x900
[  417.643583] (UMEH) 
[  417.645901]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.650031] 32*64kB 
[  417.652262]  ? trace_hardirqs_on+0xbd/0x310
[  417.657364] (UM) 
[  417.659694]  ? kasan_check_read+0x11/0x20
[  417.663987] 5*128kB 
[  417.666044]  ? __run_timers+0x7da/0xc70
[  417.670167] (UM) 
[  417.672488]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.676449] 0*256kB 
[  417.678501]  ? kasan_check_write+0x14/0x20
[  417.683936] 0*512kB 
[  417.686248]  ? do_raw_spin_lock+0xc1/0x200
[  417.690481] 0*1024kB 
[  417.692794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.697002] 0*2048kB 
[  417.699426]  __run_timers+0x7e5/0xc70
[  417.703648] 0*4096kB 
[  417.706052]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  417.709822] = 14040kB
[  417.712278]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.717638] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  417.720037]  ? timerqueue_add+0x207/0x2b0
[  417.725029] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  417.725039] 163 total pagecache pages
[  417.733869]  ? enqueue_hrtimer+0x1a5/0x560
[  417.737996] 0 pages in swap cache
[  417.746563]  ? lock_release+0x970/0x970
[  417.750388] Swap cache stats: add 0, delete 0, find 0/0
[  417.754634]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.758086] Free swap  = 0kB
[  417.762055]  ? kasan_check_write+0x14/0x20
[  417.767393] Total swap = 0kB
[  417.772590]  ? pvclock_read_flags+0x160/0x160
[  417.775587] 1965979 pages RAM
[  417.779815]  ? lock_downgrade+0x900/0x900
[  417.782812] 0 pages HighMem/MovableOnly
[  417.787297]  ? trace_hardirqs_on+0xbd/0x310
[  417.790376] 342307 pages reserved
[  417.794517]  ? kvm_sched_clock_read+0x9/0x20
[  417.798480] 0 pages cma reserved
[  417.802794]  ? irq_exit+0x17f/0x1c0
[  417.806270] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.810619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.814043] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.817594]  ? check_preemption_disabled+0x48/0x200
[  417.824062] ksoftirqd/0 cpuset=
[  417.829605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.839889] /
[  417.844904]  run_timer_softirq+0x52/0xb0
[  417.848163]  mems_allowed=0
[  417.853692]  ? __this_cpu_preempt_check+0x1c/0x1f
[  417.867206]  __do_softirq+0x30b/0xad8
[  417.871015]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  417.876120]  ? pvclock_read_flags+0x160/0x160
[  417.880622]  ? lapic_next_event+0x5a/0x90
[  417.884780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.890317]  ? clockevents_program_event+0x140/0x370
[  417.895419]  ? kvm_clock_read+0x18/0x30
[  417.899400]  ? kvm_sched_clock_read+0x9/0x20
[  417.903821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.909365]  ? check_preemption_disabled+0x48/0x200
[  417.914384]  irq_exit+0x17f/0x1c0
[  417.917833]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.922675]  ? smp_reschedule_interrupt+0x109/0x650
[  417.927701]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.933577]  ? interrupt_entry+0xb5/0xf0
[  417.937639]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.942653]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.947669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.952517]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.957526]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.962539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.968074]  ? check_preemption_disabled+0x48/0x200
[  417.973200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.978048]  apic_timer_interrupt+0xf/0x20
[  417.982271]  </IRQ>
[  417.984507] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  417.990575] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  418.009490] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  418.017197] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  418.024458] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  418.031722] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  418.038985] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  418.046252] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  418.053533]  ? unmap_page_range+0xf56/0x2030
[  418.057980]  ? unmap_page_range+0x15ec/0x2030
[  418.062517]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  418.067009]  ? mark_held_locks+0x130/0x130
[  418.071249]  ? mark_held_locks+0x130/0x130
[  418.075478]  ? mark_held_locks+0x130/0x130
[  418.079727]  ? mark_held_locks+0x130/0x130
[  418.083960]  ? lock_downgrade+0x900/0x900
[  418.088115]  ? lock_downgrade+0x900/0x900
[  418.092265]  ? mark_held_locks+0x130/0x130
[  418.096498]  ? mark_held_locks+0x130/0x130
[  418.100727]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.105762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.111295]  ? uprobe_munmap+0x14c/0x450
[  418.115354]  ? uprobe_mmap+0xd50/0xd50
[  418.119242]  ? is_bpf_text_address+0xac/0x170
[  418.123744]  unmap_single_vma+0x19b/0x310
[  418.127904]  unmap_vmas+0x125/0x200
[  418.131528]  exit_mmap+0x2be/0x590
[  418.135067]  ? __ia32_sys_munmap+0x80/0x80
[  418.139316]  ? __might_sleep+0x95/0x190
[  418.143288]  mmput+0x247/0x610
[  418.146480]  ? lock_downgrade+0x900/0x900
[  418.150622]  ? set_mm_exe_file+0x200/0x200
[  418.154859]  ? kasan_check_read+0x11/0x20
[  418.159006]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.163414]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  418.167998]  ? kasan_check_write+0x14/0x20
[  418.172228]  ? do_raw_spin_lock+0xc1/0x200
[  418.176471]  do_exit+0xe6f/0x2610
[  418.179930]  ? mm_update_next_owner+0x990/0x990
[  418.184596]  ? pick_next_task_fair+0x990/0x16d0
[  418.189271]  ? trace_hardirqs_off+0xb8/0x310
[  418.193680]  ? mark_held_locks+0x130/0x130
[  418.197911]  ? lock_acquire+0x1ed/0x520
[  418.201887]  ? pipe_wait+0x266/0x2c0
[  418.205603]  ? mark_held_locks+0x130/0x130
[  418.209833]  ? arch_local_save_flags+0x40/0x40
[  418.214458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.220027]  ? __mutex_lock+0x85e/0x1700
[  418.224085]  ? __switch_to_asm+0x34/0x70
[  418.228140]  ? __switch_to_asm+0x40/0x70
[  418.232199]  ? __switch_to_asm+0x34/0x70
[  418.236257]  ? pipe_wait+0x266/0x2c0
[  418.239969]  ? __switch_to_asm+0x34/0x70
[  418.244022]  ? __switch_to_asm+0x34/0x70
[  418.248080]  ? mutex_trylock+0x2b0/0x2b0
[  418.252141]  ? __schedule+0x874/0x1ed0
[  418.256035]  ? __sched_text_start+0x8/0x8
[  418.260179]  ? lock_downgrade+0x900/0x900
[  418.264338]  ? memset+0x31/0x40
[  418.267626]  ? __dequeue_signal+0xf9/0x7d0
[  418.271861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.277396]  ? recalc_sigpending_tsk+0x140/0x180
[  418.282148]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  418.287686]  ? get_signal+0x95b/0x1980
[  418.291584]  ? lock_downgrade+0x900/0x900
[  418.295733]  do_group_exit+0x177/0x440
[  418.299626]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.305077]  ? __ia32_sys_exit+0x50/0x50
[  418.309136]  ? kasan_check_write+0x14/0x20
[  418.313369]  ? do_raw_spin_lock+0xc1/0x200
[  418.317605]  get_signal+0x8b0/0x1980
[  418.321325]  ? ptrace_notify+0x130/0x130
[  418.325395]  ? finish_wait+0x430/0x430
[  418.329297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.334828]  ? pipe_read+0x702/0x940
[  418.338539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.344095]  do_signal+0x9c/0x21e0
[  418.347644]  ? __vfs_read+0x11f/0x9b0
[  418.351466]  ? vfs_copy_file_range+0xb90/0xb90
[  418.356059]  ? setup_sigcontext+0x7d0/0x7d0
[  418.360403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.365946]  exit_to_usermode_loop+0x2e5/0x380
[  418.370530]  ? syscall_slow_exit_work+0x520/0x520
[  418.375374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.380926]  do_syscall_64+0x6be/0x820
[  418.384817]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  418.390180]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.395108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.399956]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.404973]  ? prepare_exit_to_usermode+0x291/0x3b0
[  418.409989]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.414847]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  418.420035] RIP: 0033:0x410fd0
[  418.423228] Code: Bad RIP value.
[  418.426584] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  418.434287] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  418.441551] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  418.448812] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  418.456074] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  418.463340] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  418.470626] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  418.470679] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.477378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.477382] Call Trace:
[  418.477403]  dump_stack+0x1c4/0x2b4
[  418.477422]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.484006] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.493284]  warn_alloc.cold.119+0xb7/0x1bd
[  418.495845] syz-executor2 cpuset=
[  418.499473]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.504631] syz2
[  418.515111]  ? lock_downgrade+0x900/0x900
[  418.519407]  mems_allowed=0
[  418.522852]  ? trace_hardirqs_off+0xb8/0x310
[  418.541274]  ? trace_hardirqs_off+0xb8/0x310
[  418.545698]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.550570]  ? warn_alloc+0x120/0x120
[  418.554373]  ? warn_alloc+0x120/0x120
[  418.558174]  ? warn_alloc+0x120/0x120
[  418.561973]  ? mark_held_locks+0x130/0x130
[  418.566210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.571756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.577291]  ? should_fail+0x22d/0xd01
[  418.581178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.586315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.591850]  ? should_fail+0x22d/0xd01
[  418.595747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.600849]  ? should_fail+0x22d/0xd01
[  418.604772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.609888]  ? mark_held_locks+0x130/0x130
[  418.614129]  ? mark_held_locks+0x130/0x130
[  418.618361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.623895]  ? trace_hardirqs_off+0xb8/0x310
[  418.628297]  ? kasan_check_read+0x11/0x20
[  418.632445]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.636854]  ? trace_hardirqs_on+0x310/0x310
[  418.641259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.646793]  ? wq_watchdog_touch+0x9c/0xfe
[  418.651028]  ? io_serial_in+0x11/0x90
[  418.654824]  ? retint_kernel+0x2d/0x2d
[  418.658708]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.663640]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.668402]  ? trace_hardirqs_off+0x310/0x310
[  418.672889]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.678000]  __alloc_pages_nodemask+0xa80/0xde0
[  418.682663]  ? should_fail+0x22d/0xd01
[  418.686573]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.691599]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.696269]  ? lock_downgrade+0x900/0x900
[  418.700423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.705973]  cache_grow_begin+0x91/0x8c0
[  418.710034]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.714457]  fallback_alloc+0x203/0x2e0
[  418.718448]  ____cache_alloc_node+0x1c7/0x1e0
[  418.722951]  kmem_cache_alloc_node+0xe3/0x730
[  418.727450]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.731689]  __alloc_skb+0x119/0x770
[  418.735402]  ? skb_scrub_packet+0x490/0x490
[  418.739723]  ? lock_downgrade+0x900/0x900
[  418.743872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.749407]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.754876]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.760371]  ? addrconf_rs_timer+0x690/0x690
[  418.764798]  ndisc_alloc_skb+0x144/0x340
[  418.768859]  ndisc_send_rs+0x331/0x6e0
[  418.772760]  addrconf_rs_timer+0x314/0x690
[  418.776989]  ? lock_release+0x970/0x970
[  418.780967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.785232]  call_timer_fn+0x272/0x920
[  418.789131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.793367]  ? process_timeout+0x40/0x40
[  418.797422]  ? kasan_check_read+0x11/0x20
[  418.801568]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.805991]  ? trace_hardirqs_on+0x310/0x310
[  418.810399]  ? __run_timers+0x7da/0xc70
[  418.814383]  ? lock_downgrade+0x900/0x900
[  418.818526]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.823629]  ? trace_hardirqs_on+0xbd/0x310
[  418.827948]  ? kasan_check_read+0x11/0x20
[  418.832093]  ? __run_timers+0x7da/0xc70
[  418.836080]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.841528]  ? kasan_check_write+0x14/0x20
[  418.845759]  ? do_raw_spin_lock+0xc1/0x200
[  418.849998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.854228]  __run_timers+0x7e5/0xc70
[  418.858046]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.863418]  ? lock_downgrade+0x900/0x900
[  418.867563]  ? finish_task_switch+0x1b5/0x900
[  418.872085]  ? trace_hardirqs_on+0xbd/0x310
[  418.876402]  ? kasan_check_read+0x11/0x20
[  418.880545]  ? finish_task_switch+0x1f5/0x900
[  418.885037]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.890495]  ? compat_start_thread+0x80/0x80
[  418.894899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.900450]  ? pvclock_read_flags+0x160/0x160
[  418.904947]  ? __switch_to_asm+0x34/0x70
[  418.909005]  ? __switch_to_asm+0x34/0x70
[  418.913069]  ? __switch_to_asm+0x40/0x70
[  418.917130]  ? __switch_to_asm+0x40/0x70
[  418.921185]  ? __switch_to_asm+0x34/0x70
[  418.925239]  ? __switch_to_asm+0x40/0x70
[  418.929301]  ? trace_hardirqs_on+0xbd/0x310
[  418.933634]  ? kvm_sched_clock_read+0x9/0x20
[  418.938041]  ? run_ksoftirqd+0x94/0x100
[  418.942014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.947550]  ? check_preemption_disabled+0x48/0x200
[  418.952567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.958106]  run_timer_softirq+0x52/0xb0
[  418.962164]  ? __this_cpu_preempt_check+0x1c/0x1f
[  418.967003]  __do_softirq+0x30b/0xad8
[  418.970812]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.975915]  ? trace_hardirqs_off+0xb8/0x310
[  418.980338]  ? schedule+0x108/0x460
[  418.983967]  ? run_ksoftirqd+0x99/0x100
[  418.987952]  ? trace_hardirqs_off+0xb8/0x310
[  418.992358]  ? smpboot_thread_fn+0x68b/0xa00
[  418.996760]  ? trace_hardirqs_on+0x310/0x310
[  419.001167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.006702]  ? check_preemption_disabled+0x48/0x200
[  419.011716]  ? takeover_tasklets+0xa90/0xa90
[  419.016124]  run_ksoftirqd+0x94/0x100
[  419.019937]  smpboot_thread_fn+0x68b/0xa00
[  419.024173]  ? sort_range+0x30/0x30
[  419.027802]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.032901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.038438]  ? __kthread_parkme+0xfb/0x1a0
[  419.042682]  kthread+0x35a/0x420
[  419.046044]  ? sort_range+0x30/0x30
[  419.049664]  ? kthread_bind+0x40/0x40
[  419.053476]  ret_from_fork+0x3a/0x50
[  419.057198] warn_alloc_show_mem: 1 callbacks suppressed
[  419.057209] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  419.057211] Mem-Info:
[  419.057239] active_anon:45632 inactive_anon:123 isolated_anon:0
[  419.057239]  active_file:17 inactive_file:16 isolated_file:0
[  419.057239]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.057239]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  419.057239]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  419.057239]  free:13774 free_pcp:156 free_cma:0
[  419.062618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.069805] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.072200] Call Trace:
[  419.105065] Node 0 
[  419.114407]  <IRQ>
[  419.141911] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.144476]  dump_stack+0x1c4/0x2b4
[  419.146683] lowmem_reserve[]:
[  419.148852]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.174324]  0
[  419.177955]  warn_alloc.cold.119+0xb7/0x1bd
[  419.181032]  2819
[  419.186213]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.187990]  6323
[  419.192314]  ? lock_downgrade+0x900/0x900
[  419.194352]  6323
[  419.199190]  ? trace_hardirqs_off+0xb8/0x310
[  419.205387]  ? trace_hardirqs_off+0xb8/0x310
[  419.207425] Node 0 
[  419.211834]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.216255] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.218485]  ? warn_alloc+0x120/0x120
[  419.223286] lowmem_reserve[]:
[  419.249828]  ? trace_hardirqs_on+0x310/0x310
[  419.253604]  0
[  419.256696]  ? warn_alloc+0x120/0x120
[  419.261077]  0
[  419.262874]  ? warn_alloc+0x120/0x120
[  419.266672]  3503
[  419.268478]  ? ktime_get+0x2e1/0x440
[  419.272264]  3503
[  419.274337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.280082]  ? check_preemption_disabled+0x48/0x200
[  419.285588] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  419.290623]  ? kasan_check_read+0x11/0x20
[  419.290641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.319498] lowmem_reserve[]: 0
[  419.323651]  ? should_fail+0x22d/0xd01
[  419.329158]  0
[  419.332445]  ? rcu_bh_qs+0xc0/0xc0
[  419.336302]  0
[  419.338102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.341607]  0
[  419.343413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.348487] Node 0 
[  419.350281]  ? should_fail+0x22d/0xd01
[  419.355788] DMA: 
[  419.358018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.361877] 1*4kB 
[  419.363954]  ? should_fail+0x22d/0xd01
[  419.369028] (U) 
[  419.371173]  ? rcu_idle_enter+0x4b0/0x4b0
[  419.375039] 0*8kB 
[  419.377019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.381140] 0*16kB 
[  419.383284]  ? mark_held_locks+0x130/0x130
[  419.388363] 1*32kB (U) 
[  419.390606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.394816] 2*64kB 
[  419.397396]  ? mark_held_locks+0x130/0x130
[  419.402913] (U) 
[  419.405150]  ? rcu_irq_exit+0xce/0x100
[  419.409360] 1*128kB 
[  419.411333]  ? irq_exit+0xbd/0x1c0
[  419.415192] (U) 
[  419.417515]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.421025] 1*256kB 
[  419.422994]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.428502] (U) 0*512kB 
[  419.430835]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.435218] 1*1024kB 
[  419.437880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.443738] (U) 
[  419.446146]  ? ret_from_intr+0xb/0x1e
[  419.451657] 1*2048kB 
[  419.453649]  ? retint_kernel+0x2d/0x2d
[  419.457422] (M) 
[  419.459836]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.463695] 3*4096kB 
[  419.465668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.470569] (M) 
[  419.472976]  ? trace_hardirqs_off+0x310/0x310
[  419.477705] = 15908kB
[  419.479675]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.484148] Node 0 
[  419.486564]  __alloc_pages_nodemask+0xa80/0xde0
[  419.491637] DMA32: 
[  419.493865]  ? should_fail+0x22d/0xd01
[  419.498518] 5*4kB 
[  419.500752]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.504615] (UM) 
[  419.506769]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.512056] 1*8kB (U) 
[  419.514127]  ? lock_downgrade+0x900/0x900
[  419.518780] 2*16kB 
[  419.521309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.525438] (M) 
[  419.527683]  cache_grow_begin+0x91/0x8c0
[  419.533192] 3*32kB 
[  419.535175]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.539218] (UM) 
[  419.541454]  fallback_alloc+0x203/0x2e0
[  419.545853] 5*64kB 
[  419.547905]  ____cache_alloc_node+0x1c7/0x1e0
[  419.551860] (UM) 
[  419.554089]  kmem_cache_alloc_node+0xe3/0x730
[  419.558584] 3*128kB 
[  419.560643]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.565112] (M) 
[  419.567462]  __alloc_skb+0x119/0x770
[  419.571667] 3*256kB 
[  419.573635]  ? skb_scrub_packet+0x490/0x490
[  419.577326] (M) 
[  419.579646]  ? lock_downgrade+0x900/0x900
[  419.583943] 4*512kB 
[  419.585921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.590047] (UM) 
[  419.592365]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.597874] 3*1024kB 
[  419.599930]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.605381] (UM) 
[  419.607784]  ? addrconf_rs_timer+0x690/0x690
[  419.613209] 3*2048kB 
[  419.615267]  ndisc_alloc_skb+0x144/0x340
[  419.619642] (M) 
[  419.622051]  ndisc_send_rs+0x331/0x6e0
[  419.626087] 3*4096kB 
[  419.628055]  addrconf_rs_timer+0x314/0x690
[  419.631923] (M) 
[  419.634335]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.638542] = 25180kB
[  419.640512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.646022] Node 0 
[  419.648435]  call_timer_fn+0x272/0x920
[  419.652633] Normal: 
[  419.654863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.658726] 694*4kB 
[  419.661045]  ? process_timeout+0x40/0x40
[  419.665253] (UMEH) 
[  419.667574]  ? trace_hardirqs_off+0xb8/0x310
[  419.671609] 370*8kB 
[  419.673840]  ? kasan_check_read+0x11/0x20
[  419.678225] (UMEH) 
[  419.680547]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.684668] 193*16kB 
[  419.686897]  ? trace_hardirqs_on+0x310/0x310
[  419.691296] (UMEH) 
[  419.693702]  ? __run_timers+0x7da/0xc70
[  419.698086] 79*32kB 
[  419.700314]  ? lock_downgrade+0x900/0x900
[  419.704256] (UMEH) 32*64kB 
[  419.706588]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.710704] (UM) 
[  419.713630]  ? trace_hardirqs_on+0xbd/0x310
[  419.718705] 5*128kB 
[  419.720759]  ? kasan_check_read+0x11/0x20
[  419.725056] (UM) 
[  419.727375]  ? __run_timers+0x7da/0xc70
[  419.731500] 0*256kB 
[  419.733566]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.737525] 0*512kB 
[  419.740204]  ? kasan_check_write+0x14/0x20
[  419.745643] 0*1024kB 
[  419.747965]  ? do_raw_spin_lock+0xc1/0x200
[  419.752172] 0*2048kB 
[  419.754579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.758788] 0*4096kB 
[  419.761201]  __run_timers+0x7e5/0xc70
[  419.765428] = 14040kB
[  419.767851]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.771631] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  419.774034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.779379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  419.788212]  ? timerqueue_add+0x207/0x2b0
[  419.793205] 163 total pagecache pages
[  419.801778]  ? enqueue_hrtimer+0x1a5/0x560
[  419.805898] 0 pages in swap cache
[  419.809692]  ? lock_release+0x970/0x970
[  419.813911] Swap cache stats: add 0, delete 0, find 0/0
[  419.817351]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.821303] Free swap  = 0kB
[  419.826658]  ? kasan_check_write+0x14/0x20
[  419.831827] Total swap = 0kB
[  419.834839]  ? pvclock_read_flags+0x160/0x160
[  419.839050] 1965979 pages RAM
[  419.842061]  ? lock_downgrade+0x900/0x900
[  419.846532] 0 pages HighMem/MovableOnly
[  419.849632]  ? trace_hardirqs_on+0xbd/0x310
[  419.853748] 342307 pages reserved
[  419.853757] 0 pages cma reserved
[  419.857729]  ? kvm_sched_clock_read+0x9/0x20
[  419.862085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.865482]  ? irq_exit+0x17f/0x1c0
[  419.868865] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.873224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.879687] ksoftirqd/0 cpuset=
[  419.883309]  ? check_preemption_disabled+0x48/0x200
[  419.893590] /
[  419.899122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.902377]  mems_allowed=0
[  419.907389]  run_timer_softirq+0x52/0xb0
[  419.921557]  ? __this_cpu_preempt_check+0x1c/0x1f
[  419.926395]  __do_softirq+0x30b/0xad8
[  419.930200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.935309]  ? pvclock_read_flags+0x160/0x160
[  419.939803]  ? lapic_next_event+0x5a/0x90
[  419.943950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.949487]  ? clockevents_program_event+0x140/0x370
[  419.954616]  ? kvm_clock_read+0x18/0x30
[  419.958589]  ? kvm_sched_clock_read+0x9/0x20
[  419.962995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.968536]  ? check_preemption_disabled+0x48/0x200
[  419.973554]  irq_exit+0x17f/0x1c0
[  419.977011]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.981852]  ? smp_reschedule_interrupt+0x109/0x650
[  419.986869]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.992754]  ? interrupt_entry+0xb5/0xf0
[  419.996814]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.001828]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.006844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.011694]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.016707]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.021728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.027270]  ? check_preemption_disabled+0x48/0x200
[  420.032292]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.037164]  apic_timer_interrupt+0xf/0x20
[  420.041389]  </IRQ>
[  420.043651] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  420.049718] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  420.068613] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  420.076332] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  420.083590] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  420.090849] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  420.098114] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  420.105378] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  420.112672]  ? unmap_page_range+0xf56/0x2030
[  420.117086]  ? unmap_page_range+0x15ec/0x2030
[  420.121595]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  420.126092]  ? mark_held_locks+0x130/0x130
[  420.130341]  ? mark_held_locks+0x130/0x130
[  420.134584]  ? mark_held_locks+0x130/0x130
[  420.138824]  ? mark_held_locks+0x130/0x130
[  420.143060]  ? lock_downgrade+0x900/0x900
[  420.147203]  ? lock_downgrade+0x900/0x900
[  420.151365]  ? mark_held_locks+0x130/0x130
[  420.155599]  ? mark_held_locks+0x130/0x130
[  420.159828]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  420.164842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.170394]  ? uprobe_munmap+0x14c/0x450
[  420.174453]  ? uprobe_mmap+0xd50/0xd50
[  420.178341]  ? is_bpf_text_address+0xac/0x170
[  420.182842]  unmap_single_vma+0x19b/0x310
[  420.186989]  unmap_vmas+0x125/0x200
[  420.190617]  exit_mmap+0x2be/0x590
[  420.194150]  ? __ia32_sys_munmap+0x80/0x80
[  420.198400]  ? __might_sleep+0x95/0x190
[  420.202380]  mmput+0x247/0x610
[  420.205571]  ? lock_downgrade+0x900/0x900
[  420.209711]  ? set_mm_exe_file+0x200/0x200
[  420.213946]  ? kasan_check_read+0x11/0x20
[  420.218096]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.222503]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  420.227096]  ? kasan_check_write+0x14/0x20
[  420.231350]  ? do_raw_spin_lock+0xc1/0x200
[  420.235595]  do_exit+0xe6f/0x2610
[  420.239061]  ? mm_update_next_owner+0x990/0x990
[  420.243725]  ? pick_next_task_fair+0x990/0x16d0
[  420.248417]  ? trace_hardirqs_off+0xb8/0x310
[  420.252830]  ? mark_held_locks+0x130/0x130
[  420.257063]  ? lock_acquire+0x1ed/0x520
[  420.261035]  ? pipe_wait+0x266/0x2c0
[  420.264760]  ? mark_held_locks+0x130/0x130
[  420.268994]  ? arch_local_save_flags+0x40/0x40
[  420.273569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.279119]  ? __mutex_lock+0x85e/0x1700
[  420.283186]  ? __switch_to_asm+0x34/0x70
[  420.287240]  ? __switch_to_asm+0x40/0x70
[  420.291297]  ? __switch_to_asm+0x34/0x70
[  420.295384]  ? pipe_wait+0x266/0x2c0
[  420.299097]  ? __switch_to_asm+0x34/0x70
[  420.303158]  ? __switch_to_asm+0x34/0x70
[  420.307242]  ? mutex_trylock+0x2b0/0x2b0
[  420.311335]  ? __schedule+0x874/0x1ed0
[  420.315221]  ? __sched_text_start+0x8/0x8
[  420.319367]  ? lock_downgrade+0x900/0x900
[  420.323527]  ? memset+0x31/0x40
[  420.326805]  ? __dequeue_signal+0xf9/0x7d0
[  420.331054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.336852]  ? recalc_sigpending_tsk+0x140/0x180
[  420.341604]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.347137]  ? get_signal+0x95b/0x1980
[  420.351023]  ? lock_downgrade+0x900/0x900
[  420.355175]  do_group_exit+0x177/0x440
[  420.359066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.364517]  ? __ia32_sys_exit+0x50/0x50
[  420.368599]  ? kasan_check_write+0x14/0x20
[  420.372848]  ? do_raw_spin_lock+0xc1/0x200
[  420.377085]  get_signal+0x8b0/0x1980
[  420.380807]  ? ptrace_notify+0x130/0x130
[  420.384869]  ? finish_wait+0x430/0x430
[  420.388769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.394304]  ? pipe_read+0x702/0x940
[  420.398015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.403580]  do_signal+0x9c/0x21e0
[  420.407130]  ? __vfs_read+0x11f/0x9b0
[  420.410957]  ? vfs_copy_file_range+0xb90/0xb90
[  420.415553]  ? setup_sigcontext+0x7d0/0x7d0
[  420.420008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.425556]  exit_to_usermode_loop+0x2e5/0x380
[  420.430141]  ? syscall_slow_exit_work+0x520/0x520
[  420.434990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.440533]  do_syscall_64+0x6be/0x820
[  420.444463]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.449830]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.454763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.459605]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.464651]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.469668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.474511]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.479717] RIP: 0033:0x410fd0
[  420.482955] Code: Bad RIP value.
[  420.486314] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  420.494019] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  420.501285] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  420.508552] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  420.515813] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  420.523078] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  420.530361] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  420.530413] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.537339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.537343] Call Trace:
[  420.537366]  dump_stack+0x1c4/0x2b4
[  420.537385]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.543931] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.553219]  warn_alloc.cold.119+0xb7/0x1bd
[  420.555772] syz-executor2 cpuset=
[  420.559394]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.564552] syz2
[  420.575029]  ? lock_downgrade+0x900/0x900
[  420.579322]  mems_allowed=0
[  420.582769]  ? trace_hardirqs_off+0xb8/0x310
[  420.600990]  ? trace_hardirqs_off+0xb8/0x310
[  420.605403]  __alloc_pages_slowpath+0x2667/0x2d80
[  420.610260]  ? warn_alloc+0x120/0x120
[  420.614066]  ? warn_alloc+0x120/0x120
[  420.617867]  ? warn_alloc+0x120/0x120
[  420.621666]  ? mark_held_locks+0x130/0x130
[  420.625898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.631454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.636992]  ? should_fail+0x22d/0xd01
[  420.640876]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.645999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.651532]  ? should_fail+0x22d/0xd01
[  420.655421]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.660524]  ? should_fail+0x22d/0xd01
[  420.664409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.669511]  ? mark_held_locks+0x130/0x130
[  420.673744]  ? mark_held_locks+0x130/0x130
[  420.677975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.683515]  ? trace_hardirqs_off+0xb8/0x310
[  420.687917]  ? kasan_check_read+0x11/0x20
[  420.692072]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.696480]  ? trace_hardirqs_on+0x310/0x310
[  420.700885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.706418]  ? wq_watchdog_touch+0x9c/0xfe
[  420.710655]  ? io_serial_in+0x11/0x90
[  420.714471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.720016]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.725129]  __alloc_pages_nodemask+0xa80/0xde0
[  420.729812]  ? should_fail+0x22d/0xd01
[  420.733717]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.738747]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.743503]  ? lock_downgrade+0x900/0x900
[  420.747658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.753200]  cache_grow_begin+0x91/0x8c0
[  420.757261]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.761685]  fallback_alloc+0x203/0x2e0
[  420.765664]  ____cache_alloc_node+0x1c7/0x1e0
[  420.770163]  kmem_cache_alloc_node+0xe3/0x730
[  420.774660]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.778899]  __alloc_skb+0x119/0x770
[  420.782624]  ? skb_scrub_packet+0x490/0x490
[  420.786952]  ? lock_downgrade+0x900/0x900
[  420.791105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.796639]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.802088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.807541]  ? addrconf_rs_timer+0x690/0x690
[  420.811974]  ndisc_alloc_skb+0x144/0x340
[  420.816035]  ndisc_send_rs+0x331/0x6e0
[  420.819936]  addrconf_rs_timer+0x314/0x690
[  420.824177]  ? lock_release+0x970/0x970
[  420.828153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.832457]  call_timer_fn+0x272/0x920
[  420.836357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.840597]  ? process_timeout+0x40/0x40
[  420.844654]  ? kasan_check_read+0x11/0x20
[  420.848825]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.853235]  ? trace_hardirqs_on+0x310/0x310
[  420.857645]  ? __run_timers+0x7da/0xc70
[  420.861618]  ? lock_downgrade+0x900/0x900
[  420.865767]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.870872]  ? trace_hardirqs_on+0xbd/0x310
[  420.875187]  ? kasan_check_read+0x11/0x20
[  420.879334]  ? __run_timers+0x7da/0xc70
[  420.883309]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.888761]  ? kasan_check_write+0x14/0x20
[  420.892996]  ? do_raw_spin_lock+0xc1/0x200
[  420.897232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.901479]  __run_timers+0x7e5/0xc70
[  420.905300]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  420.910666]  ? lock_downgrade+0x900/0x900
[  420.914812]  ? finish_task_switch+0x1b5/0x900
[  420.919310]  ? trace_hardirqs_on+0xbd/0x310
[  420.923626]  ? kasan_check_read+0x11/0x20
[  420.927783]  ? finish_task_switch+0x1f5/0x900
[  420.932280]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.937727]  ? compat_start_thread+0x80/0x80
[  420.942134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.947681]  ? pvclock_read_flags+0x160/0x160
[  420.952172]  ? __switch_to_asm+0x34/0x70
[  420.956230]  ? __switch_to_asm+0x34/0x70
[  420.960301]  ? __switch_to_asm+0x40/0x70
[  420.964365]  ? __switch_to_asm+0x40/0x70
[  420.968435]  ? __switch_to_asm+0x34/0x70
[  420.972503]  ? __switch_to_asm+0x40/0x70
[  420.976568]  ? trace_hardirqs_on+0xbd/0x310
[  420.980885]  ? kvm_sched_clock_read+0x9/0x20
[  420.985293]  ? run_ksoftirqd+0x94/0x100
[  420.989265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.994804]  ? check_preemption_disabled+0x48/0x200
[  420.999817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.005360]  run_timer_softirq+0x52/0xb0
[  421.009438]  ? __this_cpu_preempt_check+0x1c/0x1f
[  421.014285]  __do_softirq+0x30b/0xad8
[  421.018100]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.023204]  ? trace_hardirqs_off+0xb8/0x310
[  421.027621]  ? schedule+0x108/0x460
[  421.031256]  ? run_ksoftirqd+0x99/0x100
[  421.035231]  ? trace_hardirqs_off+0xb8/0x310
[  421.039692]  ? smpboot_thread_fn+0x68b/0xa00
[  421.044104]  ? trace_hardirqs_on+0x310/0x310
[  421.048516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.054071]  ? check_preemption_disabled+0x48/0x200
[  421.059097]  ? takeover_tasklets+0xa90/0xa90
[  421.063514]  run_ksoftirqd+0x94/0x100
[  421.067317]  smpboot_thread_fn+0x68b/0xa00
[  421.071552]  ? sort_range+0x30/0x30
[  421.075182]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  421.080314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.085861]  ? __kthread_parkme+0xfb/0x1a0
[  421.090101]  kthread+0x35a/0x420
[  421.093474]  ? sort_range+0x30/0x30
[  421.097102]  ? kthread_bind+0x40/0x40
[  421.100909]  ret_from_fork+0x3a/0x50
[  421.104634] warn_alloc_show_mem: 1 callbacks suppressed
[  421.104646] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  421.104648] Mem-Info:
[  421.104678] active_anon:45632 inactive_anon:123 isolated_anon:0
[  421.104678]  active_file:17 inactive_file:16 isolated_file:0
[  421.104678]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.104678]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  421.104678]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  421.104678]  free:13774 free_pcp:156 free_cma:0
[  421.110029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.117227] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.119627] Call Trace:
[  421.152528] Node 0 
[  421.161893]  <IRQ>
[  421.189425] 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
[  421.191993]  dump_stack+0x1c4/0x2b4
[  421.194202] lowmem_reserve[]:
[  421.196370]  ? dump_stack_print_info.cold.2+0x52/0x52
[  421.221875]  0 2819
[  421.225549]  warn_alloc.cold.119+0xb7/0x1bd
[  421.228616]  6323
[  421.233803]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.236006]  6323
[  421.240321]  ? lock_downgrade+0x900/0x900
[  421.247194]  ? trace_hardirqs_off+0xb8/0x310
[  421.249232] Node 0 
[  421.253374]  ? trace_hardirqs_off+0xb8/0x310
[  421.257777] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  421.259988]  __alloc_pages_slowpath+0x2667/0x2d80
[  421.264396] lowmem_reserve[]:
[  421.290976]  ? warn_alloc+0x120/0x120
[  421.295785]  0
[  421.298883]  ? trace_hardirqs_on+0x310/0x310
[  421.302655]  0
[  421.304458]  ? warn_alloc+0x120/0x120
[  421.308841]  3503
[  421.310636]  ? warn_alloc+0x120/0x120
[  421.314413]  3503
[  421.316488]  ? ktime_get+0x2e1/0x440
[  421.322318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.326002] Node 0 
[  421.331530]  ? check_preemption_disabled+0x48/0x200
[  421.331561] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  421.331569] lowmem_reserve[]:
[  421.333801]  ? kasan_check_read+0x11/0x20
[  421.338793]  0
[  421.367097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.370181]  0
[  421.374327]  ? should_fail+0x22d/0xd01
[  421.376102]  0
[  421.381634]  ? rcu_bh_qs+0xc0/0xc0
[  421.383411]  0
[  421.387299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.389078] Node 0 
[  421.392623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.394395] DMA: 
[  421.399486]  ? should_fail+0x22d/0xd01
[  421.401700] 1*4kB 
[  421.407230]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.409270] (U) 
[  421.413151]  ? should_fail+0x22d/0xd01
[  421.415280] 0*8kB 
[  421.420380]  ? rcu_idle_enter+0x4b0/0x4b0
[  421.422329] 0*16kB 
[  421.426485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.428636] 1*32kB 
[  421.432776]  ? mark_held_locks+0x130/0x130
[  421.434988] (U) 
[  421.440085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.442297] 2*64kB 
[  421.446525]  ? mark_held_locks+0x130/0x130
[  421.448480] (U) 
[  421.454011]  ? rcu_irq_exit+0xce/0x100
[  421.456223] 1*128kB 
[  421.460456]  ? irq_exit+0xbd/0x1c0
[  421.462409] (U) 
[  421.466297]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  421.468594] 1*256kB 
[  421.472124]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.474075] (U) 
[  421.479084]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.481379] 0*512kB 
[  421.485779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.487733] 1*1024kB 
[  421.493632]  ? ret_from_intr+0xb/0x1e
[  421.495936] (U) 
[  421.501477]  ? retint_kernel+0x2d/0x2d
[  421.503855] 1*2048kB (M) 
[  421.507657]  ? trace_hardirqs_on_caller+0xc0/0x310
[  421.509610] 3*4096kB 
[  421.513504]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.516226] (M) = 15908kB
[  421.521169]  ? trace_hardirqs_off+0x310/0x310
[  421.523556] Node 0 
[  421.528292]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  421.528306]  __alloc_pages_nodemask+0xa80/0xde0
[  421.528315]  ? should_fail+0x22d/0xd01
[  421.528324]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.528341]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.528361]  ? lock_downgrade+0x900/0x900
[  421.528371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528393]  cache_grow_begin+0x91/0x8c0
[  421.528400]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.528409]  fallback_alloc+0x203/0x2e0
[  421.528418]  ____cache_alloc_node+0x1c7/0x1e0
[  421.528427]  kmem_cache_alloc_node+0xe3/0x730
[  421.528441]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.528450]  __alloc_skb+0x119/0x770
[  421.528458]  ? skb_scrub_packet+0x490/0x490
[  421.528464]  ? lock_downgrade+0x900/0x900
[  421.528473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528481]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.528489]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.528496]  ? addrconf_rs_timer+0x690/0x690
[  421.528507]  ndisc_alloc_skb+0x144/0x340
[  421.528515]  ndisc_send_rs+0x331/0x6e0
[  421.528524]  addrconf_rs_timer+0x314/0x690
[  421.528531]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.528539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.528550]  call_timer_fn+0x272/0x920
[  421.528557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.528564]  ? process_timeout+0x40/0x40
[  421.528571]  ? trace_hardirqs_off+0xb8/0x310
[  421.528576]  ? kasan_check_read+0x11/0x20
[  421.528583]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.528590]  ? trace_hardirqs_on+0x310/0x310
[  421.528597]  ? __run_timers+0x7da/0xc70
[  421.528604]  ? lock_downgrade+0x900/0x900
[  421.528612]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  421.528618]  ? trace_hardirqs_on+0xbd/0x310
[  421.528624]  ? kasan_check_read+0x11/0x20
[  421.528630]  ? __run_timers+0x7da/0xc70
[  421.528637]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.528644]  ? kasan_check_write+0x14/0x20
[  421.528651]  ? do_raw_spin_lock+0xc1/0x200
[  421.528673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.528679]  __run_timers+0x7e5/0xc70
[  421.528689]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.528696]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.528704]  ? timerqueue_add+0x207/0x2b0
[  421.528712]  ? enqueue_hrtimer+0x1a5/0x560
[  421.528717]  ? lock_release+0x970/0x970
[  421.528724]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.528743]  ? kasan_check_write+0x14/0x20
[  421.528753]  ? pvclock_read_flags+0x160/0x160
[  421.528759]  ? lock_downgrade+0x900/0x900
[  421.528768]  ? trace_hardirqs_on+0xbd/0x310
[  421.528775]  ? kvm_sched_clock_read+0x9/0x20
[  421.528781]  ? irq_exit+0x17f/0x1c0
[  421.528788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528796]  ? check_preemption_disabled+0x48/0x200
[  421.528802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528811]  run_timer_softirq+0x52/0xb0
[  421.528818]  ? __this_cpu_preempt_check+0x1c/0x1f
[  421.528824]  __do_softirq+0x30b/0xad8
[  421.528847]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.528855]  ? pvclock_read_flags+0x160/0x160
[  421.528861]  ? lapic_next_event+0x5a/0x90
[  421.528868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528875]  ? clockevents_program_event+0x140/0x370
[  421.528896]  ? kvm_clock_read+0x18/0x30
[  421.528905]  ? kvm_sched_clock_read+0x9/0x20
[  421.528918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.528936]  ? check_preemption_disabled+0x48/0x200
[  421.531694] DMA32: 
[  421.536209]  irq_exit+0x17f/0x1c0
[  421.538430] 5*4kB 
[  421.543527]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.548170] (UM) 
[  421.552048]  ? smp_reschedule_interrupt+0x109/0x650
[  421.557054] 1*8kB 
[  421.561738]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.565856] (U) 
[  421.571384]  ? interrupt_entry+0xb5/0xf0
[  421.575422] 2*16kB 
[  421.579828]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.583787] (M) 
[  421.588279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.592752] 3*32kB 
[  421.596981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.600666] (UM) 
[  421.604982]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.609115] 5*64kB 
[  421.614647]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.620067] (UM) 
[  421.625509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.629889] 3*128kB 
[  421.633965]  ? check_preemption_disabled+0x48/0x200
[  421.637828] (M) 
[  421.642054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.647558] 3*256kB (M) 
[  421.651796]  apic_timer_interrupt+0xf/0x20
[  421.655651] 4*512kB (UM) 
[  421.659876]  </IRQ>
[  421.663953] 3*1024kB 
[  421.668355] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  421.672470] (UM) 
[  421.676871] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  421.681252] 3*2048kB 
[  421.685213] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246
[  421.689341] (M) 
[  421.694435]  ORIG_RAX: ffffffffffffff13
[  421.698731] 3*4096kB 
[  421.702861] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  421.706810] (M) 
[  421.712245] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  421.716465] = 25180kB
[  421.720688] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  421.724922] Node 0 
[  421.728705] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  421.734048] Normal: 
[  421.739053] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  421.743187] 694*4kB 
[  421.747421]  ? unmap_page_range+0xf56/0x2030
[  421.751357] (UMEH) 
[  421.756542]  ? unmap_page_range+0x15ec/0x2030
[  421.760753] 370*8kB 
[  421.765251]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  421.769362] (UMEH) 
[  421.773678]  ? mark_held_locks+0x130/0x130
[  421.778060] 193*16kB 
[  421.781689]  ? mark_held_locks+0x130/0x130
[  421.787192] (UMEH) 
[  421.792232]  ? mark_held_locks+0x130/0x130
[  421.797742] 79*32kB 
[  421.801808]  ? mark_held_locks+0x130/0x130
[  421.806620] (UMEH) 
[  421.810419]  ? lock_downgrade+0x900/0x900
[  421.815493] 32*64kB 
[  421.819987]  ? lock_downgrade+0x900/0x900
[  421.824108] (UM) 
[  421.829649]  ? mark_held_locks+0x130/0x130
[  421.834717] 5*128kB (UM) 
[  421.838699]  ? mark_held_locks+0x130/0x130
[  421.843076] 0*256kB 0*512kB 
[  421.848618]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.853606] 0*1024kB 
[  421.855842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.859267] 0*2048kB 
[  421.861410]  ? uprobe_munmap+0x14c/0x450
[  421.866223] 0*4096kB 
[  421.868280]  ? uprobe_mmap+0xd50/0xd50
[  421.873269] = 14040kB
[  421.875413]  ? is_bpf_text_address+0xac/0x170
[  421.881277] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.883248]  unmap_single_vma+0x19b/0x310
[  421.887281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.889521]  unmap_vmas+0x125/0x200
[  421.894506] 163 total pagecache pages
[  421.896477]  exit_mmap+0x2be/0x590
[  421.901469] 0 pages in swap cache
[  421.903700]  ? __ia32_sys_munmap+0x80/0x80
[  421.908519] Swap cache stats: add 0, delete 0, find 0/0
[  421.910582]  ? __might_sleep+0x95/0x190
[  421.915562] Free swap  = 0kB
[  421.917791]  mmput+0x247/0x610
[  421.922776] Total swap = 0kB
[  421.922784] 1965979 pages RAM
[  421.924845]  ? lock_downgrade+0x900/0x900
[  421.930359] 0 pages HighMem/MovableOnly
[  421.932677]  ? set_mm_exe_file+0x200/0x200
[  421.937666] 342307 pages reserved
[  421.937675] 0 pages cma reserved
[  421.939652]  ? kasan_check_read+0x11/0x20
[  421.944523] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.947143]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.951388] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.954097]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  421.956312] ksoftirqd/0 cpuset=
[  421.958716]  ? kasan_check_write+0x14/0x20
[  421.964748] /
[  421.966808]  ? do_raw_spin_lock+0xc1/0x200
[  421.985701]  mems_allowed=0
[  421.988112]  do_exit+0xe6f/0x2610
[  422.285075]  ? mm_update_next_owner+0x990/0x990
[  422.289740]  ? pick_next_task_fair+0x990/0x16d0
[  422.294417]  ? trace_hardirqs_off+0xb8/0x310
[  422.298834]  ? mark_held_locks+0x130/0x130
[  422.303072]  ? lock_acquire+0x1ed/0x520
[  422.307046]  ? pipe_wait+0x266/0x2c0
[  422.310759]  ? mark_held_locks+0x130/0x130
[  422.315006]  ? arch_local_save_flags+0x40/0x40
[  422.319583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.325133]  ? __mutex_lock+0x85e/0x1700
[  422.329201]  ? __switch_to_asm+0x34/0x70
[  422.333259]  ? __switch_to_asm+0x40/0x70
[  422.337315]  ? __switch_to_asm+0x34/0x70
[  422.341373]  ? pipe_wait+0x266/0x2c0
[  422.345083]  ? __switch_to_asm+0x34/0x70
[  422.349137]  ? __switch_to_asm+0x34/0x70
[  422.353200]  ? mutex_trylock+0x2b0/0x2b0
[  422.357262]  ? __schedule+0x874/0x1ed0
[  422.361153]  ? __sched_text_start+0x8/0x8
[  422.365303]  ? lock_downgrade+0x900/0x900
[  422.369455]  ? memset+0x31/0x40
[  422.372733]  ? __dequeue_signal+0xf9/0x7d0
[  422.376965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.382501]  ? recalc_sigpending_tsk+0x140/0x180
[  422.387254]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.392787]  ? get_signal+0x95b/0x1980
[  422.396739]  ? lock_downgrade+0x900/0x900
[  422.400892]  do_group_exit+0x177/0x440
[  422.404786]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.410245]  ? __ia32_sys_exit+0x50/0x50
[  422.414304]  ? kasan_check_write+0x14/0x20
[  422.418534]  ? do_raw_spin_lock+0xc1/0x200
[  422.422768]  get_signal+0x8b0/0x1980
[  422.426489]  ? ptrace_notify+0x130/0x130
[  422.430549]  ? finish_wait+0x430/0x430
[  422.434451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.440073]  ? pipe_read+0x702/0x940
[  422.443788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.449328]  do_signal+0x9c/0x21e0
[  422.452869]  ? __vfs_read+0x11f/0x9b0
[  422.456672]  ? vfs_copy_file_range+0xb90/0xb90
[  422.461269]  ? setup_sigcontext+0x7d0/0x7d0
[  422.465661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.471202]  exit_to_usermode_loop+0x2e5/0x380
[  422.475788]  ? syscall_slow_exit_work+0x520/0x520
[  422.480629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.486203]  do_syscall_64+0x6be/0x820
[  422.490091]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.495459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.500386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.505247]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.510262]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.515279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.520134]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.525319] RIP: 0033:0x410fd0
[  422.528513] Code: Bad RIP value.
[  422.532186] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  422.539889] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  422.547177] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  422.554442] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  422.561708] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  422.568975] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  422.576273] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  422.576337] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.583043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.583047] Call Trace:
[  422.583093]  dump_stack+0x1c4/0x2b4
[  422.583123]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.589635] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.598950]  warn_alloc.cold.119+0xb7/0x1bd
[  422.601501] syz-executor2 cpuset=
[  422.605123]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.610284] syz2
[  422.620777]  ? lock_downgrade+0x900/0x900
[  422.625077]  mems_allowed=0
[  422.628534]  ? trace_hardirqs_off+0xb8/0x310
[  422.646759]  ? trace_hardirqs_off+0xb8/0x310
[  422.651170]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.656027]  ? warn_alloc+0x120/0x120
[  422.659838]  ? warn_alloc+0x120/0x120
[  422.663638]  ? warn_alloc+0x120/0x120
[  422.667437]  ? mark_held_locks+0x130/0x130
[  422.671673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.677220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.682752]  ? should_fail+0x22d/0xd01
[  422.686637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.691746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.697278]  ? should_fail+0x22d/0xd01
[  422.701190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.706329]  ? should_fail+0x22d/0xd01
[  422.710222]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.715329]  ? mark_held_locks+0x130/0x130
[  422.719563]  ? mark_held_locks+0x130/0x130
[  422.723811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.729351]  ? trace_hardirqs_off+0xb8/0x310
[  422.733754]  ? kasan_check_read+0x11/0x20
[  422.737903]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.742317]  ? trace_hardirqs_on+0x310/0x310
[  422.746722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.752272]  ? wq_watchdog_touch+0x9c/0xfe
[  422.756520]  ? io_serial_in+0x11/0x90
[  422.760350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.765889]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.771018]  __alloc_pages_nodemask+0xa80/0xde0
[  422.775695]  ? should_fail+0x22d/0xd01
[  422.779585]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.784624]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.789301]  ? lock_downgrade+0x900/0x900
[  422.793448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.798989]  cache_grow_begin+0x91/0x8c0
[  422.803050]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.807459]  fallback_alloc+0x203/0x2e0
[  422.811438]  ____cache_alloc_node+0x1c7/0x1e0
[  422.815964]  kmem_cache_alloc_node+0xe3/0x730
[  422.820457]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.824734]  __alloc_skb+0x119/0x770
[  422.828474]  ? skb_scrub_packet+0x490/0x490
[  422.832794]  ? lock_downgrade+0x900/0x900
[  422.836949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.842485]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.847944]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.853406]  ? addrconf_rs_timer+0x690/0x690
[  422.857822]  ndisc_alloc_skb+0x144/0x340
[  422.861890]  ndisc_send_rs+0x331/0x6e0
[  422.865783]  addrconf_rs_timer+0x314/0x690
[  422.870015]  ? lock_release+0x970/0x970
[  422.873993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.878238]  call_timer_fn+0x272/0x920
[  422.882121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.886357]  ? process_timeout+0x40/0x40
[  422.890435]  ? kasan_check_read+0x11/0x20
[  422.894588]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.898997]  ? trace_hardirqs_on+0x310/0x310
[  422.903415]  ? __run_timers+0x7da/0xc70
[  422.907419]  ? lock_downgrade+0x900/0x900
[  422.911589]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.916692]  ? trace_hardirqs_on+0xbd/0x310
[  422.921008]  ? kasan_check_read+0x11/0x20
[  422.925156]  ? __run_timers+0x7da/0xc70
[  422.929127]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.934577]  ? kasan_check_write+0x14/0x20
[  422.938814]  ? do_raw_spin_lock+0xc1/0x200
[  422.943053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.947290]  __run_timers+0x7e5/0xc70
[  422.951098]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  422.956467]  ? lock_downgrade+0x900/0x900
[  422.960614]  ? finish_task_switch+0x1b5/0x900
[  422.965121]  ? trace_hardirqs_on+0xbd/0x310
[  422.969436]  ? kasan_check_read+0x11/0x20
[  422.974212]  ? finish_task_switch+0x1f5/0x900
[  422.978706]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.984156]  ? compat_start_thread+0x80/0x80
[  422.988562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.994105]  ? pvclock_read_flags+0x160/0x160
[  422.998596]  ? __switch_to_asm+0x34/0x70
[  423.002662]  ? __switch_to_asm+0x34/0x70
[  423.006718]  ? __switch_to_asm+0x40/0x70
[  423.010782]  ? __switch_to_asm+0x40/0x70
[  423.014840]  ? __switch_to_asm+0x34/0x70
[  423.018914]  ? __switch_to_asm+0x40/0x70
[  423.022984]  ? trace_hardirqs_on+0xbd/0x310
[  423.027311]  ? kvm_sched_clock_read+0x9/0x20
[  423.031728]  ? run_ksoftirqd+0x94/0x100
[  423.035701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.041253]  ? check_preemption_disabled+0x48/0x200
[  423.046269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.051813]  run_timer_softirq+0x52/0xb0
[  423.055880]  ? __this_cpu_preempt_check+0x1c/0x1f
[  423.060729]  __do_softirq+0x30b/0xad8
[  423.064535]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  423.069634]  ? trace_hardirqs_off+0xb8/0x310
[  423.074049]  ? schedule+0x108/0x460
[  423.077682]  ? run_ksoftirqd+0x99/0x100
[  423.081654]  ? trace_hardirqs_off+0xb8/0x310
[  423.086063]  ? smpboot_thread_fn+0x68b/0xa00
[  423.090478]  ? trace_hardirqs_on+0x310/0x310
[  423.094915]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.100461]  ? check_preemption_disabled+0x48/0x200
[  423.105496]  ? takeover_tasklets+0xa90/0xa90
[  423.109912]  run_ksoftirqd+0x94/0x100
[  423.113718]  smpboot_thread_fn+0x68b/0xa00
[  423.117954]  ? sort_range+0x30/0x30
[  423.121580]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.126706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.132255]  ? __kthread_parkme+0xfb/0x1a0
[  423.136505]  kthread+0x35a/0x420
[  423.139869]  ? sort_range+0x30/0x30
[  423.143510]  ? kthread_bind+0x40/0x40
[  423.147308]  ret_from_fork+0x3a/0x50
[  423.151029] warn_alloc_show_mem: 1 callbacks suppressed
[  423.151041] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  423.151043] Mem-Info:
[  423.151073] active_anon:45632 inactive_anon:123 isolated_anon:0
[  423.151073]  active_file:17 inactive_file:16 isolated_file:0
[  423.151073]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.151073]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  423.151073]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  423.151073]  free:13774 free_pcp:156 free_cma:0
[  423.156443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.163648] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.166048] Call Trace:
[  423.198927] Node 0 
[  423.208282]  <IRQ>
[  423.235817] 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
[  423.238386]  dump_stack+0x1c4/0x2b4
[  423.240593] lowmem_reserve[]:
[  423.242744]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.268219]  0
[  423.271846]  warn_alloc.cold.119+0xb7/0x1bd
[  423.274926]  2819
[  423.280117]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.281894]  6323
[  423.286215]  ? lock_downgrade+0x900/0x900
[  423.288256]  6323
[  423.293094]  ? trace_hardirqs_off+0xb8/0x310
[  423.299274]  ? trace_hardirqs_off+0xb8/0x310
[  423.301315] Node 0 
[  423.305721]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.310132] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.312351]  ? warn_alloc+0x120/0x120
[  423.317147] lowmem_reserve[]: 0
[  423.343708]  ? warn_alloc+0x120/0x120
[  423.347488]  0
[  423.350764]  ? warn_alloc+0x120/0x120
[  423.354538]  3503
[  423.356337]  ? mark_held_locks+0x130/0x130
[  423.360104]  3503
[  423.362176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.366384] Node 0 
[  423.368446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.373987] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  423.376197]  ? should_fail+0x22d/0xd01
[  423.381710] lowmem_reserve[]:
[  423.410025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.413888]  0
[  423.416998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.422074]  0
[  423.424056]  ? should_fail+0x22d/0xd01
[  423.429572]  0
[  423.431370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.435241]  0
[  423.437053]  ? should_fail+0x22d/0xd01
[  423.442131] Node 0 
[  423.443932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.447798] DMA: 
[  423.450034]  ? mark_held_locks+0x130/0x130
[  423.455113] 1*4kB 
[  423.457172]  ? mark_held_locks+0x130/0x130
[  423.461383] (U) 
[  423.463528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.467743] 0*8kB 
[  423.469717]  ? trace_hardirqs_off+0xb8/0x310
[  423.475228] 0*16kB 
[  423.477379]  ? kasan_check_read+0x11/0x20
[  423.481764] 1*32kB 
[  423.483998]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.488124] (U) 
[  423.490364]  ? trace_hardirqs_on+0x310/0x310
[  423.494739] 2*64kB (U) 
[  423.496727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.501104] 1*128kB 
[  423.503685]  ? wq_watchdog_touch+0x9c/0xfe
[  423.509195] (U) 
[  423.511520]  ? io_serial_in+0x11/0x90
[  423.515726] 1*256kB 
[  423.517702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.521477] (U) 
[  423.523798]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.529312] 0*512kB 
[  423.531289]  __alloc_pages_nodemask+0xa80/0xde0
[  423.536363] 1*1024kB 
[  423.538684]  ? should_fail+0x22d/0xd01
[  423.543322] (U) 
[  423.545751]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.549623] 1*2048kB 
[  423.551604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.556583] (M) 
[  423.558993]  ? lock_downgrade+0x900/0x900
[  423.563635] 3*4096kB 
[  423.565613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.569738] (M) 
[  423.572148]  cache_grow_begin+0x91/0x8c0
[  423.577658] = 15908kB
[  423.579633]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.583686] Node 0 
[  423.586094]  fallback_alloc+0x203/0x2e0
[  423.590478] DMA32: 
[  423.592733]  ____cache_alloc_node+0x1c7/0x1e0
[  423.596680] 5*4kB 
[  423.598912]  kmem_cache_alloc_node+0xe3/0x730
[  423.603394] (UM) 
[  423.605544]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.610013] 1*8kB 
[  423.612069]  __alloc_skb+0x119/0x770
[  423.616279] (U) 
[  423.618427]  ? skb_scrub_packet+0x490/0x490
[  423.623095] 2*16kB 
[  423.625072]  ? lock_downgrade+0x900/0x900
[  423.629373] (M) 
[  423.631607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.635728] 3*32kB 
[  423.637700]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.643215] (UM) 
[  423.645453]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.650874] 5*64kB 
[  423.652931]  ? addrconf_rs_timer+0x690/0x690
[  423.658374] (UM) 
[  423.660612]  ndisc_alloc_skb+0x144/0x340
[  423.664991] 3*128kB (M) 
[  423.667062]  ndisc_send_rs+0x331/0x6e0
[  423.671098] 3*256kB 
[  423.673766]  addrconf_rs_timer+0x314/0x690
[  423.677629] (M) 
[  423.679944]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.679962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.684175] 4*512kB 
[  423.686150]  call_timer_fn+0x272/0x920
[  423.691658] (UM) 
[  423.695888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.698195] 3*1024kB 
[  423.702078]  ? process_timeout+0x40/0x40
[  423.704115] (UM) 
[  423.708343]  ? trace_hardirqs_off+0xb8/0x310
[  423.710733] 3*2048kB 
[  423.714781]  ? kasan_check_read+0x11/0x20
[  423.716822] (M) 
[  423.721228]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.723613] 3*4096kB 
[  423.727756]  ? trace_hardirqs_on+0x310/0x310
[  423.729710] (M) 
[  423.734126]  ? __run_timers+0x7da/0xc70
[  423.736512] = 25180kB
[  423.740912]  ? lock_downgrade+0x900/0x900
[  423.742877] Node 0 
[  423.746845]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.749231] Normal: 
[  423.753374]  ? trace_hardirqs_on+0xbd/0x310
[  423.755592] 694*4kB 
[  423.760689]  ? kasan_check_read+0x11/0x20
[  423.762989] (UMEH) 
[  423.767309]  ? __run_timers+0x7da/0xc70
[  423.769606] 370*8kB 
[  423.773748]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.775960] (UMEH) 
[  423.779927]  ? kasan_check_write+0x14/0x20
[  423.782238] 193*16kB 
[  423.787682]  ? do_raw_spin_lock+0xc1/0x200
[  423.789896] (UMEH) 
[  423.794133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.796523] 79*32kB 
[  423.800754]  __run_timers+0x7e5/0xc70
[  423.802965] (UMEH) 
[  423.807203]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  423.809501] 32*64kB 
[  423.813297]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.815506] (UM) 
[  423.820868]  ? timerqueue_add+0x207/0x2b0
[  423.823169] 5*128kB 
[  423.828180]  ? enqueue_hrtimer+0x1a5/0x560
[  423.830221] (UM) 
[  423.834367]  ? lock_release+0x970/0x970
[  423.836665] 0*256kB 
[  423.840894]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.842948] 0*512kB 
[  423.846922]  ? kasan_check_write+0x14/0x20
[  423.849230] 0*1024kB 
[  423.854412]  ? pvclock_read_flags+0x160/0x160
[  423.856716] 0*2048kB 
[  423.860951]  ? lock_downgrade+0x900/0x900
[  423.863341] 0*4096kB 
[  423.867838]  ? trace_hardirqs_on+0xbd/0x310
[  423.870223] = 14040kB
[  423.874365]  ? kvm_sched_clock_read+0x9/0x20
[  423.876758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  423.881068]  ? irq_exit+0x17f/0x1c0
[  423.883460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  423.887855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.896687] 163 total pagecache pages
[  423.900370]  ? check_preemption_disabled+0x48/0x200
[  423.908920] 0 pages in swap cache
[  423.914454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.918233] Swap cache stats: add 0, delete 0, find 0/0
[  423.923242]  run_timer_softirq+0x52/0xb0
[  423.926669] Free swap  = 0kB
[  423.932201]  ? __this_cpu_preempt_check+0x1c/0x1f
[  423.937538] Total swap = 0kB
[  423.941594]  __do_softirq+0x30b/0xad8
[  423.944587] 1965979 pages RAM
[  423.949422]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  423.952416] 0 pages HighMem/MovableOnly
[  423.956213]  ? pvclock_read_flags+0x160/0x160
[  423.959291] 342307 pages reserved
[  423.964387]  ? lapic_next_event+0x5a/0x90
[  423.968330] 0 pages cma reserved
[  423.972820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.977106] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.981200]  ? clockevents_program_event+0x140/0x370
[  423.984641] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.990082]  ? kvm_clock_read+0x18/0x30
[  423.996558] ksoftirqd/0 cpuset=
[  424.001665]  ? kvm_sched_clock_read+0x9/0x20
[  424.011951] /
[  424.015928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.019192]  mems_allowed=0
[  424.023590]  ? check_preemption_disabled+0x48/0x200
[  424.038735]  irq_exit+0x17f/0x1c0
[  424.042189]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.047039]  ? smp_reschedule_interrupt+0x109/0x650
[  424.052057]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.057940]  ? interrupt_entry+0xb5/0xf0
[  424.062019]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.067047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.072066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.076935]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.081969]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.086986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.092528]  ? check_preemption_disabled+0x48/0x200
[  424.097549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.102397]  apic_timer_interrupt+0xf/0x20
[  424.106625]  </IRQ>
[  424.108866] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  424.114921] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  424.133831] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  424.141539] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  424.148839] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  424.156106] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  424.163377] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  424.170646] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  424.177942]  ? unmap_page_range+0xf56/0x2030
[  424.182356]  ? unmap_page_range+0x15ec/0x2030
[  424.186861]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  424.191355]  ? mark_held_locks+0x130/0x130
[  424.195593]  ? mark_held_locks+0x130/0x130
[  424.199832]  ? mark_held_locks+0x130/0x130
[  424.204067]  ? mark_held_locks+0x130/0x130
[  424.208312]  ? lock_downgrade+0x900/0x900
[  424.212480]  ? lock_downgrade+0x900/0x900
[  424.216630]  ? mark_held_locks+0x130/0x130
[  424.220876]  ? mark_held_locks+0x130/0x130
[  424.225111]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  424.230129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.235663]  ? uprobe_munmap+0x14c/0x450
[  424.239723]  ? uprobe_mmap+0xd50/0xd50
[  424.243610]  ? is_bpf_text_address+0xac/0x170
[  424.248111]  unmap_single_vma+0x19b/0x310
[  424.252265]  unmap_vmas+0x125/0x200
[  424.255895]  exit_mmap+0x2be/0x590
[  424.259441]  ? __ia32_sys_munmap+0x80/0x80
[  424.263689]  ? __might_sleep+0x95/0x190
[  424.267662]  mmput+0x247/0x610
[  424.270857]  ? lock_downgrade+0x900/0x900
[  424.275000]  ? set_mm_exe_file+0x200/0x200
[  424.279232]  ? kasan_check_read+0x11/0x20
[  424.283381]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.287786]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  424.292367]  ? kasan_check_write+0x14/0x20
[  424.296609]  ? do_raw_spin_lock+0xc1/0x200
[  424.300843]  do_exit+0xe6f/0x2610
[  424.304303]  ? mm_update_next_owner+0x990/0x990
[  424.308979]  ? pick_next_task_fair+0x990/0x16d0
[  424.313654]  ? trace_hardirqs_off+0xb8/0x310
[  424.318062]  ? mark_held_locks+0x130/0x130
[  424.322298]  ? lock_acquire+0x1ed/0x520
[  424.326273]  ? pipe_wait+0x266/0x2c0
[  424.329990]  ? mark_held_locks+0x130/0x130
[  424.334224]  ? arch_local_save_flags+0x40/0x40
[  424.338805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.344354]  ? __mutex_lock+0x85e/0x1700
[  424.348411]  ? __switch_to_asm+0x34/0x70
[  424.352469]  ? __switch_to_asm+0x40/0x70
[  424.356522]  ? __switch_to_asm+0x34/0x70
[  424.360578]  ? pipe_wait+0x266/0x2c0
[  424.364303]  ? __switch_to_asm+0x34/0x70
[  424.368372]  ? __switch_to_asm+0x34/0x70
[  424.372436]  ? mutex_trylock+0x2b0/0x2b0
[  424.376495]  ? __schedule+0x874/0x1ed0
[  424.380402]  ? __sched_text_start+0x8/0x8
[  424.384579]  ? lock_downgrade+0x900/0x900
[  424.388729]  ? memset+0x31/0x40
[  424.392006]  ? __dequeue_signal+0xf9/0x7d0
[  424.396240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.401775]  ? recalc_sigpending_tsk+0x140/0x180
[  424.406527]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.412066]  ? get_signal+0x95b/0x1980
[  424.415955]  ? lock_downgrade+0x900/0x900
[  424.420108]  do_group_exit+0x177/0x440
[  424.423993]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.429449]  ? __ia32_sys_exit+0x50/0x50
[  424.433505]  ? kasan_check_write+0x14/0x20
[  424.437741]  ? do_raw_spin_lock+0xc1/0x200
[  424.441980]  get_signal+0x8b0/0x1980
[  424.445697]  ? ptrace_notify+0x130/0x130
[  424.449763]  ? finish_wait+0x430/0x430
[  424.453659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.459192]  ? pipe_read+0x702/0x940
[  424.462905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.468461]  do_signal+0x9c/0x21e0
[  424.472000]  ? __vfs_read+0x11f/0x9b0
[  424.475803]  ? vfs_copy_file_range+0xb90/0xb90
[  424.480384]  ? setup_sigcontext+0x7d0/0x7d0
[  424.484726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.490268]  exit_to_usermode_loop+0x2e5/0x380
[  424.494860]  ? syscall_slow_exit_work+0x520/0x520
[  424.499707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.505252]  do_syscall_64+0x6be/0x820
[  424.509135]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.514496]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.519420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.524268]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.529286]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.534666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.539511]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.544694] RIP: 0033:0x410fd0
[  424.547883] Code: Bad RIP value.
[  424.551249] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  424.558956] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  424.566217] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  424.573481] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  424.580751] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  424.588020] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  424.595305] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  424.595324] rcu: INFO: rcu_preempt self-detected stall on CPU
[  424.602067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.607944] Call Trace:
[  424.617299] rcu: 	1-...!: (1 GPs behind) idle=e56/1/0x4000000000000004 softirq=102386/102387 fqs=2 
[  424.619867]  dump_stack+0x1c4/0x2b4
[  424.629018] rcu: 	 (t=10530 jiffies g=49037 q=4)
[  424.632648]  ? dump_stack_print_info.cold.2+0x52/0x52
[  424.632671]  warn_alloc.cold.119+0xb7/0x1bd
[  424.637410] rcu: rcu_preempt kthread starved for 9923 jiffies! g49037 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  424.642591]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.646908] rcu: RCU grace-period kthread stack dump:
[  424.657295]  ? lock_downgrade+0x900/0x900
[  424.662110] rcu_preempt     R
[  424.667300]  ? trace_hardirqs_off+0xb8/0x310
[  424.671421]   running task    
[  424.674520]  ? trace_hardirqs_off+0xb8/0x310
[  424.678914] 22784    10      2 0x80000000
[  424.682088]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.686468] Call Trace:
[  424.690638]  ? warn_alloc+0x120/0x120
[  424.695454]  __schedule+0x86c/0x1ed0
[  424.698023]  ? warn_alloc+0x120/0x120
[  424.701813]  ? __sched_text_start+0x8/0x8
[  424.705519]  ? warn_alloc+0x120/0x120
[  424.709301]  ? __mod_timer+0x6f6/0x1870
[  424.713433]  ? mark_held_locks+0x130/0x130
[  424.717218]  ? add_timer_on+0x9f0/0x9f0
[  424.721179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.725400]  ? lock_downgrade+0x900/0x900
[  424.729371]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.734895]  ? trace_hardirqs_on+0xbd/0x310
[  424.739038]  ? should_fail+0x22d/0xd01
[  424.744562]  ? kasan_check_read+0x11/0x20
[  424.748872]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.752745]  ? prepare_to_swait_event+0x25a/0x800
[  424.756889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.761981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.766805]  ? should_fail+0x22d/0xd01
[  424.772326]  schedule+0xfe/0x460
[  424.777758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.781639]  ? __schedule+0x1ed0/0x1ed0
[  424.785000]  ? should_fail+0x22d/0xd01
[  424.790093]  ? prepare_to_swait_event+0x25a/0x800
[  424.794051]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.797928]  ? __init_swait_queue_head+0x150/0x150
[  424.802768]  ? mark_held_locks+0x130/0x130
[  424.807860]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  424.812771]  ? mark_held_locks+0x130/0x130
[  424.816997]  ? __lockdep_init_map+0x105/0x590
[  424.822085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.826302]  ? lockdep_init_map+0x9/0x10
[  424.830786]  ? trace_hardirqs_off+0xb8/0x310
[  424.836311]  schedule_timeout+0x140/0x260
[  424.840359]  ? kasan_check_read+0x11/0x20
[  424.844754]  ? usleep_range+0x1a0/0x1a0
[  424.848893]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.853038]  ? __next_timer_interrupt+0x1a0/0x1a0
[  424.856998]  ? trace_hardirqs_on+0x310/0x310
[  424.861392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.866218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.870618]  rcu_gp_kthread+0x9d9/0x2310
[  424.876140]  ? wq_watchdog_touch+0x9c/0xfe
[  424.881672]  ? rcu_gp_init+0x1830/0x1830
[  424.885708]  ? io_serial_in+0x11/0x90
[  424.889935]  ? update_curr+0x344/0xbe0
[  424.893985]  ? retint_kernel+0x2d/0x2d
[  424.897773]  ? graph_lock+0x170/0x170
[  424.901647]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.905520]  ? __account_cfs_rq_runtime+0x790/0x790
[  424.909307]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.914226]  ? __lock_acquire+0x7ec/0x4ec0
[  424.919230]  ? trace_hardirqs_off+0x310/0x310
[  424.923973]  ? graph_lock+0x170/0x170
[  424.928197]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  424.932679]  ? mark_held_locks+0x130/0x130
[  424.936473]  __alloc_pages_nodemask+0xa80/0xde0
[  424.941558]  ? __lock_is_held+0xb5/0x140
[  424.945780]  ? should_fail+0x22d/0xd01
[  424.950441]  ? __account_cfs_rq_runtime+0x790/0x790
[  424.954482]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.958356]  ? set_next_entity+0x2f0/0xaf0
[  424.963363]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.968357]  ? mark_held_locks+0x130/0x130
[  424.972579]  ? lock_downgrade+0x900/0x900
[  424.977238]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.981459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.985593]  ? update_load_avg+0x2470/0x2470
[  424.990598]  cache_grow_begin+0x91/0x8c0
[  424.996123]  ? __enqueue_entity+0x10d/0x1f0
[  425.000519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.004565]  ? graph_lock+0x170/0x170
[  425.008877]  fallback_alloc+0x203/0x2e0
[  425.013270]  ? match_held_lock+0x291/0x8d0
[  425.017057]  ____cache_alloc_node+0x1c7/0x1e0
[  425.021025]  ? graph_lock+0x170/0x170
[  425.025248]  kmem_cache_alloc_node+0xe3/0x730
[  425.029727]  ? match_held_lock+0x290/0x8d0
[  425.033519]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.038000]  ? match_held_lock+0x290/0x8d0
[  425.042219]  __alloc_skb+0x119/0x770
[  425.046443]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.050659]  ? skb_scrub_packet+0x490/0x490
[  425.054368]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.058846]  ? lock_downgrade+0x900/0x900
[  425.063155]  ? lockdep_hardirqs_on+0x421/0x5c0
[  425.067639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.071771]  ? trace_hardirqs_on+0xbd/0x310
[  425.076343]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.081865]  ? kasan_check_read+0x11/0x20
[  425.086177]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.091611]  ? mark_held_locks+0x130/0x130
[  425.095743]  ? addrconf_rs_timer+0x690/0x690
[  425.101185]  ? audit_add_watch+0x481/0xdc0
[  425.105414]  ndisc_alloc_skb+0x144/0x340
[  425.109810]  ? kasan_check_write+0x14/0x20
[  425.114034]  ndisc_send_rs+0x331/0x6e0
[  425.118081]  ? finish_task_switch+0x2f5/0x900
[  425.122303]  addrconf_rs_timer+0x314/0x690
[  425.126179]  ? __switch_to_asm+0x40/0x70
[  425.130662]  ? lock_release+0x970/0x970
[  425.134885]  ? preempt_notifier_register+0x200/0x200
[  425.138937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.142891]  ? __switch_to_asm+0x34/0x70
[  425.147998]  call_timer_fn+0x272/0x920
[  425.152217]  ? __switch_to_asm+0x34/0x70
[  425.156268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.160138]  ? __switch_to_asm+0x40/0x70
[  425.164191]  ? process_timeout+0x40/0x40
[  425.168407]  ? __switch_to_asm+0x40/0x70
[  425.172454]  ? kasan_check_read+0x11/0x20
[  425.176500]  ? __switch_to_asm+0x34/0x70
[  425.180549]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.184682]  ? __switch_to_asm+0x40/0x70
[  425.188729]  ? trace_hardirqs_on+0x310/0x310
[  425.193123]  ? __switch_to_asm+0x34/0x70
[  425.197170]  ? __run_timers+0x7da/0xc70
[  425.201565]  ? __switch_to_asm+0x34/0x70
[  425.205611]  ? lock_downgrade+0x900/0x900
[  425.209572]  ? __switch_to_asm+0x40/0x70
[  425.213619]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.217750]  ? __switch_to_asm+0x40/0x70
[  425.221802]  ? trace_hardirqs_on+0xbd/0x310
[  425.226887]  ? __switch_to_asm+0x34/0x70
[  425.230945]  ? kasan_check_read+0x11/0x20
[  425.235250]  ? __switch_to_asm+0x40/0x70
[  425.239297]  ? __run_timers+0x7da/0xc70
[  425.243435]  ? __schedule+0x874/0x1ed0
[  425.247478]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.251440]  ? __switch_to_asm+0x40/0x70
[  425.255311]  ? kasan_check_write+0x14/0x20
[  425.260749]  ? __switch_to_asm+0x40/0x70
[  425.264799]  ? do_raw_spin_lock+0xc1/0x200
[  425.269016]  ? graph_lock+0x170/0x170
[  425.273065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.277284]  ? __sched_text_start+0x8/0x8
[  425.281075]  __run_timers+0x7e5/0xc70
[  425.285295]  ? find_held_lock+0x36/0x1c0
[  425.289436]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.293226]  ? __kthread_parkme+0xce/0x1a0
[  425.297269]  ? lock_downgrade+0x900/0x900
[  425.302617]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.306844]  ? finish_task_switch+0x1b5/0x900
[  425.310984]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.316080]  ? trace_hardirqs_on+0xbd/0x310
[  425.320562]  ? lockdep_hardirqs_on+0x421/0x5c0
[  425.325651]  ? kasan_check_read+0x11/0x20
[  425.329962]  ? trace_hardirqs_on+0xbd/0x310
[  425.334531]  ? finish_task_switch+0x1f5/0x900
[  425.338665]  ? kasan_check_read+0x11/0x20
[  425.342981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.347470]  ? __kthread_parkme+0xce/0x1a0
[  425.351603]  ? compat_start_thread+0x80/0x80
[  425.357041]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.361267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.365661]  ? kasan_check_write+0x14/0x20
[  425.371104]  ? pvclock_read_flags+0x160/0x160
[  425.376628]  ? do_raw_spin_lock+0xc1/0x200
[  425.380848]  ? __switch_to_asm+0x34/0x70
[  425.385328]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.389547]  ? __switch_to_asm+0x34/0x70
[  425.393599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.398694]  ? __switch_to_asm+0x40/0x70
[  425.402751]  ? __kthread_parkme+0xfb/0x1a0
[  425.408268]  ? __switch_to_asm+0x40/0x70
[  425.412318]  kthread+0x35a/0x420
[  425.416544]  ? __switch_to_asm+0x34/0x70
[  425.416558]  ? __switch_to_asm+0x40/0x70
[  425.420606]  ? rcu_gp_init+0x1830/0x1830
[  425.424456]  ? trace_hardirqs_on+0xbd/0x310
[  425.428505]  ? kthread_bind+0x40/0x40
[  425.432555]  ? kvm_sched_clock_read+0x9/0x20
[  425.436610]  ret_from_fork+0x3a/0x50
[  425.440923]  ? run_ksoftirqd+0x94/0x100
[  425.444704] NMI backtrace for cpu 1
[  425.449100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.465879]  ? check_preemption_disabled+0x48/0x200
[  425.470910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.476456]  run_timer_softirq+0x52/0xb0
[  425.480521]  ? __this_cpu_preempt_check+0x1c/0x1f
[  425.485363]  __do_softirq+0x30b/0xad8
[  425.489178]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.494289]  ? trace_hardirqs_off+0xb8/0x310
[  425.498702]  ? schedule+0x108/0x460
[  425.502336]  ? run_ksoftirqd+0x99/0x100
[  425.506346]  ? trace_hardirqs_off+0xb8/0x310
[  425.510766]  ? smpboot_thread_fn+0x68b/0xa00
[  425.515171]  ? trace_hardirqs_on+0x310/0x310
[  425.519577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.525113]  ? check_preemption_disabled+0x48/0x200
[  425.530128]  ? takeover_tasklets+0xa90/0xa90
[  425.534534]  run_ksoftirqd+0x94/0x100
[  425.538330]  smpboot_thread_fn+0x68b/0xa00
[  425.542563]  ? sort_range+0x30/0x30
[  425.546186]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.551286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.556824]  ? __kthread_parkme+0xfb/0x1a0
[  425.561058]  kthread+0x35a/0x420
[  425.564425]  ? sort_range+0x30/0x30
[  425.568047]  ? kthread_bind+0x40/0x40
[  425.571843]  ret_from_fork+0x3a/0x50
[  425.575573] warn_alloc_show_mem: 1 callbacks suppressed
[  425.575585] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  425.575586] Mem-Info:
[  425.575615] active_anon:45632 inactive_anon:123 isolated_anon:0
[  425.575615]  active_file:17 inactive_file:16 isolated_file:0
[  425.575615]  unevictable:0 dirty:0 writeback:0 unstable:0
[  425.575615]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  425.575615]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  425.575615]  free:13774 free_pcp:156 free_cma:0
[  425.580958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.588146] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  425.590546] Call Trace:
[  425.623411] Node 0 
[  425.632761]  <IRQ>
[  425.660271] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  425.662836]  dump_stack+0x1c4/0x2b4
[  425.665044] lowmem_reserve[]:
[  425.667189]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.692669]  0
[  425.696295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.699370]  2819
[  425.704557]  ? trace_hardirqs_off+0xb8/0x310
[  425.706336]  6323
[  425.711870]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  425.713911]  6323
[  425.718320]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  425.725011]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  425.727056] Node 0 
[  425.732237]  arch_trigger_cpumask_backtrace+0x14/0x20
[  425.737533] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  425.739742]  rcu_dump_cpu_stacks+0x175/0x1c2
[  425.744902] lowmem_reserve[]: 0 0 3503
[  425.771472]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.775861]  3503
[  425.779749]  print_cpu_stall.cold.78+0x2d3/0x524
[  425.786809]  ? rcu_dynticks_snap+0x30/0x30
[  425.791538] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  425.795797]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.795813]  ? rcu_test_sync_prims+0x30/0x30
[  425.824682] lowmem_reserve[]: 0
[  425.830602]  ? mark_held_locks+0x130/0x130
[  425.834983]  0
[  425.838258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.842462]  0
[  425.844259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.849771]  0
[  425.851573]  ? check_preemption_disabled+0x48/0x200
[  425.858881]  rcu_check_callbacks+0xfd9/0x1990
[  425.863867] Node 0 DMA: 1*4kB 
[  425.868364]  ? rcu_cpu_stall_reset+0x220/0x220
[  425.868374] (U) 
[  425.871561]  ? lock_release+0x970/0x970
[  425.876120] 0*8kB 
[  425.878089]  ? mark_held_locks+0x130/0x130
[  425.882034] 0*16kB 
[  425.884176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.888384] 1*32kB 
[  425.890628]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  425.896149] (U) 
[  425.898381]  ? kvm_set_tsc_khz+0x540/0x540
[  425.902937] 2*64kB 
[  425.904925]  ? warn_alloc.cold.119+0xd1/0x1bd
[  425.909132] (U) 
[  425.911366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.915834] 1*128kB 
[  425.917809]  ? notifier_call_chain+0x2d4/0x380
[  425.923316] (U) 
[  425.925638]  ? timekeeping_advance+0x3cc/0xc00
[  425.930193] 1*256kB 
[  425.932163]  ? lock_downgrade+0x900/0x900
[  425.936718] (U) 
[  425.939038]  ? lock_downgrade+0x900/0x900
[  425.943162] 0*512kB 
[  425.945130]  ? trace_hardirqs_off+0xb8/0x310
[  425.949251] 1*1024kB 
[  425.951567]  ? trace_hardirqs_off+0xb8/0x310
[  425.955949] (U) 
[  425.958376]  ? memcpy+0x45/0x50
[  425.962760] 1*2048kB 
[  425.964732]  ? trace_hardirqs_on+0x310/0x310
[  425.968005] (M) 3*4096kB 
[  425.970420]  ? check_preemption_disabled+0x48/0x200
[  425.974800] (M) 
[  425.977552]  ? raise_softirq+0x199/0x420
[  425.982548] = 15908kB
[  425.984517]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  425.988550] Node 0 
[  425.990954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.995594] DMA32: 
[  425.997827]  ? check_preemption_disabled+0x48/0x200
[  426.003335] 5*4kB 
[  426.005567]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.010555] (UM) 
[  426.012699]  ? hrtimer_run_queues+0x9a/0x400
[  426.018222] 1*8kB 
[  426.020291]  ? run_local_timers+0x19b/0x230
[  426.024680] (U) 
[  426.026837]  ? timer_clear_idle+0x90/0x90
[  426.031133] 2*16kB 
[  426.033113]  ? debug_smp_processor_id+0x1c/0x20
[  426.037230] (M) 
[  426.039471]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  426.044115] 3*32kB 
[  426.046094]  ? account_process_tick+0x282/0x350
[  426.052032] (UM) 5*64kB 
[  426.054280]  update_process_times+0x2d/0x70
[  426.058925] (UM) 
[  426.061596]  tick_sched_handle+0x9f/0x180
[  426.065890] 3*128kB 
[  426.067955]  tick_sched_timer+0x45/0x130
[  426.072077] (M) 
[  426.074395]  __hrtimer_run_queues+0x41c/0x10d0
[  426.078442] 3*256kB 
[  426.080414]  ? tick_sched_do_timer+0x1a0/0x1a0
[  426.084967] (M) 
[  426.087288]  ? hrtimer_start_range_ns+0xe00/0xe00
[  426.091845] 4*512kB 
[  426.093818]  ? pvclock_read_flags+0x160/0x160
[  426.098637] (UM) 
[  426.100959]  ? trace_hardirqs_on+0x310/0x310
[  426.105429] 3*1024kB 
[  426.107490]  ? kvm_clock_read+0x18/0x30
[  426.111873] (UM) 
[  426.114283]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.118230] 3*2048kB 
[  426.120290]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  426.125283] (M) 
[  426.127689]  ? do_timer+0x50/0x50
[  426.133032] 3*4096kB 
[  426.135005]  ? trace_hardirqs_on+0x310/0x310
[  426.138441] (M) 
[  426.140847]  ? do_raw_spin_lock+0xc1/0x200
[  426.145230] = 25180kB
[  426.147200]  hrtimer_interrupt+0x313/0x780
[  426.151410] Node 0 
[  426.153824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.158031] Normal: 
[  426.160268]  smp_apic_timer_interrupt+0x1a1/0x760
[  426.165777] 694*4kB 
[  426.168101]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.172920] (UMEH) 
[  426.175238]  ? interrupt_entry+0xb5/0xf0
[  426.181106] 370*8kB 
[  426.183341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.187373] (UMEH) 
[  426.189696]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.194687] 193*16kB 
[  426.196921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.201566] (UMEH) 
[  426.203976]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.208792] 79*32kB 
[  426.211027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.216025] (UMEH) 
[  426.218347]  apic_timer_interrupt+0xf/0x20
[  426.223165] 32*64kB 
[  426.225404] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  426.229609] (UM) 
[  426.231937] Code: 40 7e 0f 85 32 ff ff ff e8 25 b0 3e ff e9 28 ff ff ff e8 8c 13 c3 ff 48 83 3d dc 24 70 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 22 a5
[  426.237279] 5*128kB 
[  426.239334] RSP: 0000:ffff8801daf07450 EFLAGS: 00000286
[  426.258225] (UM) 
[  426.260537]  ORIG_RAX: ffffffffffffff13
[  426.265884] 0*256kB 
[  426.267942] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffffff8184e1ca
[  426.267955] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  426.271915] 0*512kB 
[  426.274220] RBP: ffff8801daf074c0 R08: ffff8801c0d12280 R09: fffffbfff1281204
[  426.274234] R10: ffff8801daf06098 R11: ffffffff89409023 R12: ffff8801d9be7680
[  426.281491] 0*1024kB 
[  426.288753] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286
[  426.291063] 0*2048kB 
[  426.298332]  ? apic_timer_interrupt+0xa/0x20
[  426.305576] 0*4096kB 
[  426.307982]  ? trace_hardirqs_on+0x9a/0x310
[  426.315228] = 14040kB
[  426.317633]  ? trace_hardirqs_on+0xb4/0x310
[  426.322021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.324425]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.328724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.331130]  __alloc_skb+0x119/0x770
[  426.335430] 163 total pagecache pages
[  426.344266]  ? skb_scrub_packet+0x490/0x490
[  426.348477] 0 pages in swap cache
[  426.357045]  ? lock_downgrade+0x900/0x900
[  426.360736] Swap cache stats: add 0, delete 0, find 0/0
[  426.364535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.368830] Free swap  = 0kB
[  426.372282]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.376404] Total swap = 0kB
[  426.381784]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.387305] 1965979 pages RAM
[  426.390325]  ? addrconf_rs_timer+0x690/0x690
[  426.395746] 0 pages HighMem/MovableOnly
[  426.398764]  ndisc_alloc_skb+0x144/0x340
[  426.404184] 342307 pages reserved
[  426.407288]  ndisc_send_rs+0x331/0x6e0
[  426.411663] 0 pages cma reserved
[  426.411746] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.415646]  addrconf_rs_timer+0x314/0x690
[  426.415660]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.415678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.419784] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.423196]  call_timer_fn+0x272/0x920
[  426.427053] ksoftirqd/0 cpuset=
[  426.430424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.436892] /
[  426.441138]  ? process_timeout+0x40/0x40
[  426.446646]  mems_allowed=0
[  426.450886]  ? trace_hardirqs_off+0xb8/0x310
[  426.485586]  ? kasan_check_read+0x11/0x20
[  426.489742]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.494155]  ? trace_hardirqs_on+0x310/0x310
[  426.498572]  ? __run_timers+0x7da/0xc70
[  426.502547]  ? lock_downgrade+0x900/0x900
[  426.506703]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  426.511808]  ? trace_hardirqs_on+0xbd/0x310
[  426.516126]  ? kasan_check_read+0x11/0x20
[  426.520275]  ? __run_timers+0x7da/0xc70
[  426.524253]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.529707]  ? kasan_check_write+0x14/0x20
[  426.534423]  ? do_raw_spin_lock+0xc1/0x200
[  426.538676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.542920]  __run_timers+0x7e5/0xc70
[  426.546732]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.552198]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.557219]  ? timerqueue_add+0x207/0x2b0
[  426.561367]  ? enqueue_hrtimer+0x1a5/0x560
[  426.565599]  ? lock_release+0x970/0x970
[  426.569582]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.574775]  ? kasan_check_write+0x14/0x20
[  426.579019]  ? pvclock_read_flags+0x160/0x160
[  426.583514]  ? lock_downgrade+0x900/0x900
[  426.587667]  ? trace_hardirqs_on+0xbd/0x310
[  426.591989]  ? kvm_sched_clock_read+0x9/0x20
[  426.596400]  ? irq_exit+0x17f/0x1c0
[  426.600033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.605573]  ? check_preemption_disabled+0x48/0x200
[  426.610597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.616142]  run_timer_softirq+0x52/0xb0
[  426.620216]  ? __this_cpu_preempt_check+0x1c/0x1f
[  426.625067]  __do_softirq+0x30b/0xad8
[  426.628875]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  426.633991]  ? pvclock_read_flags+0x160/0x160
[  426.638487]  ? lapic_next_event+0x5a/0x90
[  426.642637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.648175]  ? clockevents_program_event+0x140/0x370
[  426.653284]  ? kvm_clock_read+0x18/0x30
[  426.657267]  ? kvm_sched_clock_read+0x9/0x20
[  426.661681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.667225]  ? check_preemption_disabled+0x48/0x200
[  426.672254]  irq_exit+0x17f/0x1c0
[  426.675710]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.680552]  ? smp_reschedule_interrupt+0x109/0x650
[  426.685570]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.691460]  ? interrupt_entry+0xb5/0xf0
[  426.695525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.700538]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.705558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.710400]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.715421]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.720473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.726016]  ? check_preemption_disabled+0x48/0x200
[  426.731045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.735899]  apic_timer_interrupt+0xf/0x20
[  426.740136]  </IRQ>
[  426.742379] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  426.748446] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  426.767352] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  426.775067] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  426.782335] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  426.789608] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  426.796873] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  426.804150] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  426.811447]  ? unmap_page_range+0xf56/0x2030
[  426.815865]  ? unmap_page_range+0x15ec/0x2030
[  426.820377]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  426.824873]  ? mark_held_locks+0x130/0x130
[  426.829127]  ? mark_held_locks+0x130/0x130
[  426.833371]  ? mark_held_locks+0x130/0x130
[  426.837630]  ? mark_held_locks+0x130/0x130
[  426.841874]  ? lock_downgrade+0x900/0x900
[  426.846035]  ? lock_downgrade+0x900/0x900
[  426.850195]  ? mark_held_locks+0x130/0x130
[  426.854441]  ? mark_held_locks+0x130/0x130
[  426.858684]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.863706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.869241]  ? uprobe_munmap+0x14c/0x450
[  426.873305]  ? uprobe_mmap+0xd50/0xd50
[  426.877201]  ? is_bpf_text_address+0xac/0x170
[  426.881708]  unmap_single_vma+0x19b/0x310
[  426.885861]  unmap_vmas+0x125/0x200
[  426.889491]  exit_mmap+0x2be/0x590
[  426.893030]  ? __ia32_sys_munmap+0x80/0x80
[  426.897286]  ? __might_sleep+0x95/0x190
[  426.901266]  mmput+0x247/0x610
[  426.904469]  ? lock_downgrade+0x900/0x900
[  426.908615]  ? set_mm_exe_file+0x200/0x200
[  426.912856]  ? kasan_check_read+0x11/0x20
[  426.917008]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.921418]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  426.926006]  ? kasan_check_write+0x14/0x20
[  426.930243]  ? do_raw_spin_lock+0xc1/0x200
[  426.934498]  do_exit+0xe6f/0x2610
[  426.937956]  ? mm_update_next_owner+0x990/0x990
[  426.942624]  ? pick_next_task_fair+0x990/0x16d0
[  426.947304]  ? trace_hardirqs_off+0xb8/0x310
[  426.951714]  ? mark_held_locks+0x130/0x130
[  426.955950]  ? lock_acquire+0x1ed/0x520
[  426.959929]  ? pipe_wait+0x266/0x2c0
[  426.963646]  ? mark_held_locks+0x130/0x130
[  426.967885]  ? arch_local_save_flags+0x40/0x40
[  426.972477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.978030]  ? __mutex_lock+0x85e/0x1700
[  426.982088]  ? __switch_to_asm+0x34/0x70
[  426.986147]  ? __switch_to_asm+0x40/0x70
[  426.990208]  ? __switch_to_asm+0x34/0x70
[  426.994270]  ? pipe_wait+0x266/0x2c0
[  426.997997]  ? __switch_to_asm+0x34/0x70
[  427.002065]  ? __switch_to_asm+0x34/0x70
[  427.006131]  ? mutex_trylock+0x2b0/0x2b0
[  427.010195]  ? __schedule+0x874/0x1ed0
[  427.014087]  ? __sched_text_start+0x8/0x8
[  427.018234]  ? lock_downgrade+0x900/0x900
[  427.022387]  ? memset+0x31/0x40
[  427.025668]  ? __dequeue_signal+0xf9/0x7d0
[  427.029918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.035463]  ? recalc_sigpending_tsk+0x140/0x180
[  427.040247]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.045787]  ? get_signal+0x95b/0x1980
[  427.049675]  ? lock_downgrade+0x900/0x900
[  427.053829]  do_group_exit+0x177/0x440
[  427.057726]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.063176]  ? __ia32_sys_exit+0x50/0x50
[  427.067235]  ? kasan_check_write+0x14/0x20
[  427.071472]  ? do_raw_spin_lock+0xc1/0x200
[  427.075720]  get_signal+0x8b0/0x1980
[  427.079444]  ? ptrace_notify+0x130/0x130
[  427.083509]  ? finish_wait+0x430/0x430
[  427.087407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.092953]  ? pipe_read+0x702/0x940
[  427.096667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.102213]  do_signal+0x9c/0x21e0
[  427.105754]  ? __vfs_read+0x11f/0x9b0
[  427.109560]  ? vfs_copy_file_range+0xb90/0xb90
[  427.114144]  ? setup_sigcontext+0x7d0/0x7d0
[  427.118492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.124037]  exit_to_usermode_loop+0x2e5/0x380
[  427.128654]  ? syscall_slow_exit_work+0x520/0x520
[  427.133499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.139045]  do_syscall_64+0x6be/0x820
[  427.142934]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.148301]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.153228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.158072]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.163094]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.168113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.172960]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.178145] RIP: 0033:0x410fd0
[  427.181338] Code: Bad RIP value.
[  427.184698] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  427.192407] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  427.199674] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  427.206938] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  427.214201] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  427.221468] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  427.228754] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  427.228826] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.235511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.235516] Call Trace:
[  427.235539]  dump_stack+0x1c4/0x2b4
[  427.235558]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.242097] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.251386]  warn_alloc.cold.119+0xb7/0x1bd
[  427.253936] syz-executor2 cpuset=syz2
[  427.257568]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.262732]  mems_allowed=0
[  427.273214]  ? lock_downgrade+0x900/0x900
[  427.293188]  ? trace_hardirqs_off+0xb8/0x310
[  427.297603]  ? trace_hardirqs_off+0xb8/0x310
[  427.302022]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.306882]  ? warn_alloc+0x120/0x120
[  427.310686]  ? warn_alloc+0x120/0x120
[  427.314487]  ? warn_alloc+0x120/0x120
[  427.318287]  ? mark_held_locks+0x130/0x130
[  427.322529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.328076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.333623]  ? should_fail+0x22d/0xd01
[  427.337522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.342628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.348162]  ? should_fail+0x22d/0xd01
[  427.352050]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.357149]  ? should_fail+0x22d/0xd01
[  427.361041]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.366149]  ? mark_held_locks+0x130/0x130
[  427.370388]  ? mark_held_locks+0x130/0x130
[  427.374626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.380165]  ? trace_hardirqs_off+0xb8/0x310
[  427.384567]  ? kasan_check_read+0x11/0x20
[  427.388720]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.393134]  ? trace_hardirqs_on+0x310/0x310
[  427.397539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.403078]  ? wq_watchdog_touch+0x9c/0xfe
[  427.407311]  ? io_serial_in+0x11/0x90
[  427.411114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.416657]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.421775]  __alloc_pages_nodemask+0xa80/0xde0
[  427.426958]  ? should_fail+0x22d/0xd01
[  427.430852]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.435881]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.440556]  ? lock_downgrade+0x900/0x900
[  427.444702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.450251]  cache_grow_begin+0x91/0x8c0
[  427.454311]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.458720]  fallback_alloc+0x203/0x2e0
[  427.462696]  ____cache_alloc_node+0x1c7/0x1e0
[  427.467191]  kmem_cache_alloc_node+0xe3/0x730
[  427.471688]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.475938]  __alloc_skb+0x119/0x770
[  427.479653]  ? skb_scrub_packet+0x490/0x490
[  427.483973]  ? lock_downgrade+0x900/0x900
[  427.488123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.493661]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.499109]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.504560]  ? addrconf_rs_timer+0x690/0x690
[  427.508976]  ndisc_alloc_skb+0x144/0x340
[  427.513039]  ndisc_send_rs+0x331/0x6e0
[  427.516940]  addrconf_rs_timer+0x314/0x690
[  427.521173]  ? lock_release+0x970/0x970
[  427.525148]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.529398]  call_timer_fn+0x272/0x920
[  427.533284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.537520]  ? process_timeout+0x40/0x40
[  427.541576]  ? kasan_check_read+0x11/0x20
[  427.545727]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.550133]  ? trace_hardirqs_on+0x310/0x310
[  427.554538]  ? __run_timers+0x7da/0xc70
[  427.558520]  ? lock_downgrade+0x900/0x900
[  427.562665]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.567769]  ? trace_hardirqs_on+0xbd/0x310
[  427.572087]  ? kasan_check_read+0x11/0x20
[  427.576234]  ? __run_timers+0x7da/0xc70
[  427.580206]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.585649]  ? kasan_check_write+0x14/0x20
[  427.589887]  ? do_raw_spin_lock+0xc1/0x200
[  427.594143]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.598370]  __run_timers+0x7e5/0xc70
[  427.602171]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  427.607528]  ? lock_downgrade+0x900/0x900
[  427.611667]  ? finish_task_switch+0x1b5/0x900
[  427.616160]  ? trace_hardirqs_on+0xbd/0x310
[  427.620477]  ? kasan_check_read+0x11/0x20
[  427.624622]  ? finish_task_switch+0x1f5/0x900
[  427.629115]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.634574]  ? compat_start_thread+0x80/0x80
[  427.638979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.644525]  ? pvclock_read_flags+0x160/0x160
[  427.649013]  ? __switch_to_asm+0x34/0x70
[  427.653072]  ? __switch_to_asm+0x34/0x70
[  427.657125]  ? __switch_to_asm+0x40/0x70
[  427.661181]  ? __switch_to_asm+0x40/0x70
[  427.665240]  ? __switch_to_asm+0x34/0x70
[  427.669298]  ? __switch_to_asm+0x40/0x70
[  427.673359]  ? trace_hardirqs_on+0xbd/0x310
[  427.677679]  ? kvm_sched_clock_read+0x9/0x20
[  427.682083]  ? run_ksoftirqd+0x94/0x100
[  427.686058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.691593]  ? check_preemption_disabled+0x48/0x200
[  427.696616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.702163]  run_timer_softirq+0x52/0xb0
[  427.706221]  ? __this_cpu_preempt_check+0x1c/0x1f
[  427.711058]  __do_softirq+0x30b/0xad8
[  427.714875]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.719980]  ? trace_hardirqs_off+0xb8/0x310
[  427.724397]  ? schedule+0x108/0x460
[  427.728025]  ? run_ksoftirqd+0x99/0x100
[  427.731999]  ? trace_hardirqs_off+0xb8/0x310
[  427.736417]  ? smpboot_thread_fn+0x68b/0xa00
[  427.740834]  ? trace_hardirqs_on+0x310/0x310
[  427.745239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.750783]  ? check_preemption_disabled+0x48/0x200
[  427.755804]  ? takeover_tasklets+0xa90/0xa90
[  427.760210]  run_ksoftirqd+0x94/0x100
[  427.764008]  smpboot_thread_fn+0x68b/0xa00
[  427.768239]  ? sort_range+0x30/0x30
[  427.771877]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.776999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.782534]  ? __kthread_parkme+0xfb/0x1a0
[  427.786766]  kthread+0x35a/0x420
[  427.790139]  ? sort_range+0x30/0x30
[  427.793765]  ? kthread_bind+0x40/0x40
[  427.797565]  ret_from_fork+0x3a/0x50
[  427.801279] Mem-Info:
[  427.801292] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  427.801303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.803716] active_anon:45632 inactive_anon:123 isolated_anon:0
[  427.803716]  active_file:17 inactive_file:16 isolated_file:0
[  427.803716]  unevictable:0 dirty:0 writeback:0 unstable:0
[  427.803716]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  427.803716]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  427.803716]  free:13774 free_pcp:156 free_cma:0
[  427.810876] Call Trace:
[  427.820265] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  427.853111]  <IRQ>
[  427.855682] Node 0 
[  427.883176]  dump_stack+0x1c4/0x2b4
[  427.885321] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  427.887529]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.891125] lowmem_reserve[]:
[  427.916623]  warn_alloc.cold.119+0xb7/0x1bd
[  427.921786]  0
[  427.924886]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.929187]  2819
[  427.930985]  ? lock_downgrade+0x900/0x900
[  427.935799]  6323
[  427.937855]  ? trace_hardirqs_off+0xb8/0x310
[  427.941977]  6323
[  427.944037]  ? trace_hardirqs_off+0xb8/0x310
[  427.950495]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.954874] Node 0 DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  427.959736]  ? warn_alloc+0x120/0x120
[  427.959753]  ? trace_hardirqs_on+0x310/0x310
[  427.986878] lowmem_reserve[]: 0
[  427.990687]  ? warn_alloc+0x120/0x120
[  427.995063]  0 3503
[  427.998344]  ? warn_alloc+0x120/0x120
[  428.002119]  3503
[  428.004351]  ? ktime_get+0x2e1/0x440
[  428.010183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.013872] Node 0 
[  428.019505]  ? check_preemption_disabled+0x48/0x200
[  428.019535] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  428.019542] lowmem_reserve[]:
[  428.021770]  ? kasan_check_read+0x11/0x20
[  428.026763]  0
[  428.055040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.058118]  0
[  428.062263]  ? should_fail+0x22d/0xd01
[  428.064040]  0
[  428.069570]  ? rcu_bh_qs+0xc0/0xc0
[  428.071344]  0
[  428.075224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.080535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.082311] Node 0 
[  428.087410]  ? should_fail+0x22d/0xd01
[  428.092925] DMA: 
[  428.095160]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.099020] 1*4kB 
[  428.101079]  ? should_fail+0x22d/0xd01
[  428.106155] (U) 
[  428.108302]  ? rcu_idle_enter+0x4b0/0x4b0
[  428.112159] 0*8kB 
[  428.114128]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.118251] 0*16kB 
[  428.120395]  ? mark_held_locks+0x130/0x130
[  428.125525] 1*32kB 
[  428.127758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.131963] (U) 
[  428.134192]  ? mark_held_locks+0x130/0x130
[  428.139703] 2*64kB 
[  428.141675]  ? rcu_irq_exit+0xce/0x100
[  428.145883] (U) 
[  428.148118]  ? irq_exit+0xbd/0x1c0
[  428.151980] 1*128kB 
[  428.153954]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  428.157468] (U) 
[  428.159789]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.164783] 1*256kB 
[  428.166753]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.171128] (U) 0*512kB 
[  428.173459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.179317] 1*1024kB 
[  428.181980]  ? ret_from_intr+0xb/0x1e
[  428.187490] (U) 
[  428.189903]  ? retint_kernel+0x2d/0x2d
[  428.193692] 1*2048kB (M) 
[  428.195673]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.199535] 3*4096kB 
[  428.202370]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  428.207270] (M) 
[  428.209679]  ? trace_hardirqs_off+0x310/0x310
[  428.214406] = 15908kB
[  428.216378]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.220846] Node 0 
[  428.223251]  __alloc_pages_nodemask+0xa80/0xde0
[  428.228322] DMA32: 
[  428.230549]  ? should_fail+0x22d/0xd01
[  428.235189] 5*4kB 
[  428.237450]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.241304] (UM) 
[  428.243465]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.248446] 1*8kB 
[  428.250500]  ? lock_downgrade+0x900/0x900
[  428.255142] (U) 
[  428.257286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.261409] 2*16kB 
[  428.263384]  cache_grow_begin+0x91/0x8c0
[  428.268910] (M) 
[  428.271163]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.275200] 3*32kB 
[  428.277170]  fallback_alloc+0x203/0x2e0
[  428.281552] (UM) 
[  428.283780]  ____cache_alloc_node+0x1c7/0x1e0
[  428.287725] 5*64kB 
[  428.289781]  kmem_cache_alloc_node+0xe3/0x730
[  428.294248] (UM) 
[  428.296483]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.300956] 3*128kB 
[  428.303017]  __alloc_skb+0x119/0x770
[  428.307225] (M) 
[  428.309541]  ? skb_scrub_packet+0x490/0x490
[  428.313231] 3*256kB 
[  428.315202]  ? lock_downgrade+0x900/0x900
[  428.319497] (M) 
[  428.321817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.325947] 4*512kB 
[  428.327916]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.327933]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.333453] (UM) 
[  428.335783]  ? addrconf_rs_timer+0x690/0x690
[  428.341207] 3*1024kB 
[  428.346653]  ndisc_alloc_skb+0x144/0x340
[  428.348688] (UM) 
[  428.353093]  ndisc_send_rs+0x331/0x6e0
[  428.355507] 3*2048kB 
[  428.359558]  addrconf_rs_timer+0x314/0x690
[  428.361611] (M) 
[  428.365488]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.367873] 3*4096kB 
[  428.372103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.374057] (M) 
[  428.379593]  call_timer_fn+0x272/0x920
[  428.381976] = 25180kB
[  428.386200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.388150] Node 0 
[  428.392031]  ? process_timeout+0x40/0x40
[  428.394414] Normal: 
[  428.398644]  ? trace_hardirqs_off+0xb8/0x310
[  428.400860] 694*4kB 
[  428.404918]  ? kasan_check_read+0x11/0x20
[  428.407223] (UMEH) 
[  428.411625]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.413920] 370*8kB 
[  428.418060]  ? trace_hardirqs_on+0x310/0x310
[  428.420270] (UMEH) 
[  428.424674]  ? __run_timers+0x7da/0xc70
[  428.426974] 193*16kB 
[  428.431375]  ? lock_downgrade+0x900/0x900
[  428.433589] (UMEH) 
[  428.437561]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.439948] 79*32kB 
[  428.444089]  ? trace_hardirqs_on+0xbd/0x310
[  428.446310] (UMEH) 
[  428.451414]  ? kasan_check_read+0x11/0x20
[  428.453716] 32*64kB 
[  428.458036]  ? __run_timers+0x7da/0xc70
[  428.460241] (UM) 
[  428.464381]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.466681] 5*128kB 
[  428.470643]  ? kasan_check_write+0x14/0x20
[  428.472682] (UM) 
[  428.478129]  ? do_raw_spin_lock+0xc1/0x200
[  428.480426] 0*256kB 
[  428.484659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.486721] 0*512kB 
[  428.490960]  __run_timers+0x7e5/0xc70
[  428.493257] 0*1024kB 
[  428.497488]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  428.499783] 0*2048kB 
[  428.503576]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.505972] 0*4096kB 
[  428.511328]  ? timerqueue_add+0x207/0x2b0
[  428.513712] = 14040kB
[  428.518720]  ? enqueue_hrtimer+0x1a5/0x560
[  428.521117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  428.525249]  ? lock_release+0x970/0x970
[  428.527640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  428.532373]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.541190] 163 total pagecache pages
[  428.545156]  ? kasan_check_write+0x14/0x20
[  428.553721] 0 pages in swap cache
[  428.558914]  ? pvclock_read_flags+0x160/0x160
[  428.562683] Swap cache stats: add 0, delete 0, find 0/0
[  428.566912]  ? lock_downgrade+0x900/0x900
[  428.570357] Free swap  = 0kB
[  428.574843]  ? trace_hardirqs_on+0xbd/0x310
[  428.580182] Total swap = 0kB
[  428.584322]  ? kvm_sched_clock_read+0x9/0x20
[  428.587315] 1965979 pages RAM
[  428.591628]  ? irq_exit+0x17f/0x1c0
[  428.594623] 0 pages HighMem/MovableOnly
[  428.599028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.602105] 342307 pages reserved
[  428.605748]  ? check_preemption_disabled+0x48/0x200
[  428.609692] 0 pages cma reserved
[  428.615225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.618700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  428.623661]  run_timer_softirq+0x52/0xb0
[  428.623681]  ? __this_cpu_preempt_check+0x1c/0x1f
[  428.627073] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.632558]  __do_softirq+0x30b/0xad8
[  428.639022] ksoftirqd/0 cpuset=
[  428.643077]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  428.647891] /
[  428.658197]  ? pvclock_read_flags+0x160/0x160
[  428.661988]  mems_allowed=0
[  428.665261]  ? lapic_next_event+0x5a/0x90
[  428.683594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.689145]  ? clockevents_program_event+0x140/0x370
[  428.694249]  ? kvm_clock_read+0x18/0x30
[  428.698220]  ? kvm_sched_clock_read+0x9/0x20
[  428.702636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.708173]  ? check_preemption_disabled+0x48/0x200
[  428.713192]  irq_exit+0x17f/0x1c0
[  428.716646]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.721487]  ? smp_reschedule_interrupt+0x109/0x650
[  428.726504]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.732388]  ? interrupt_entry+0xb5/0xf0
[  428.736459]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.741484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.746496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.751337]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.756352]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.761400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.766953]  ? check_preemption_disabled+0x48/0x200
[  428.772120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.776966]  apic_timer_interrupt+0xf/0x20
[  428.781192]  </IRQ>
[  428.783474] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  428.789660] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  428.808563] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  428.816266] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  428.823745] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  428.831017] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  428.838397] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  428.845831] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  428.853386]  ? unmap_page_range+0xf56/0x2030
[  428.857804]  ? unmap_page_range+0x15ec/0x2030
[  428.862313]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  428.866806]  ? mark_held_locks+0x130/0x130
[  428.871048]  ? mark_held_locks+0x130/0x130
[  428.875286]  ? mark_held_locks+0x130/0x130
[  428.879617]  ? mark_held_locks+0x130/0x130
[  428.883853]  ? lock_downgrade+0x900/0x900
[  428.887999]  ? lock_downgrade+0x900/0x900
[  428.892147]  ? mark_held_locks+0x130/0x130
[  428.896379]  ? mark_held_locks+0x130/0x130
[  428.900609]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  428.905638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.911289]  ? uprobe_munmap+0x14c/0x450
[  428.915470]  ? uprobe_mmap+0xd50/0xd50
[  428.919361]  ? is_bpf_text_address+0xac/0x170
[  428.923866]  unmap_single_vma+0x19b/0x310
[  428.928042]  unmap_vmas+0x125/0x200
[  428.931673]  exit_mmap+0x2be/0x590
[  428.935211]  ? __ia32_sys_munmap+0x80/0x80
[  428.939481]  ? __might_sleep+0x95/0x190
[  428.943462]  mmput+0x247/0x610
[  428.946758]  ? lock_downgrade+0x900/0x900
[  428.950908]  ? set_mm_exe_file+0x200/0x200
[  428.955146]  ? kasan_check_read+0x11/0x20
[  428.959549]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.963954]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  428.968535]  ? kasan_check_write+0x14/0x20
[  428.972765]  ? do_raw_spin_lock+0xc1/0x200
[  428.977008]  do_exit+0xe6f/0x2610
[  428.980626]  ? mm_update_next_owner+0x990/0x990
[  428.985293]  ? pick_next_task_fair+0x990/0x16d0
[  428.989973]  ? trace_hardirqs_off+0xb8/0x310
[  428.994384]  ? mark_held_locks+0x130/0x130
[  428.998616]  ? lock_acquire+0x1ed/0x520
[  429.002744]  ? pipe_wait+0x266/0x2c0
[  429.006496]  ? mark_held_locks+0x130/0x130
[  429.010726]  ? arch_local_save_flags+0x40/0x40
[  429.015306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.020855]  ? __mutex_lock+0x85e/0x1700
[  429.024918]  ? __switch_to_asm+0x34/0x70
[  429.028977]  ? __switch_to_asm+0x40/0x70
[  429.033032]  ? __switch_to_asm+0x34/0x70
[  429.037087]  ? pipe_wait+0x266/0x2c0
[  429.040796]  ? __switch_to_asm+0x34/0x70
[  429.044864]  ? __switch_to_asm+0x34/0x70
[  429.048933]  ? mutex_trylock+0x2b0/0x2b0
[  429.052993]  ? __schedule+0x874/0x1ed0
[  429.056881]  ? __sched_text_start+0x8/0x8
[  429.061037]  ? lock_downgrade+0x900/0x900
[  429.065185]  ? memset+0x31/0x40
[  429.068468]  ? __dequeue_signal+0xf9/0x7d0
[  429.072702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.078233]  ? recalc_sigpending_tsk+0x140/0x180
[  429.082985]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.088520]  ? get_signal+0x95b/0x1980
[  429.092407]  ? lock_downgrade+0x900/0x900
[  429.096563]  do_group_exit+0x177/0x440
[  429.100455]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.105909]  ? __ia32_sys_exit+0x50/0x50
[  429.109969]  ? kasan_check_write+0x14/0x20
[  429.114199]  ? do_raw_spin_lock+0xc1/0x200
[  429.118443]  get_signal+0x8b0/0x1980
[  429.122558]  ? ptrace_notify+0x130/0x130
[  429.126618]  ? finish_wait+0x430/0x430
[  429.130511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.136049]  ? pipe_read+0x702/0x940
[  429.139764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.145304]  do_signal+0x9c/0x21e0
[  429.148841]  ? __vfs_read+0x11f/0x9b0
[  429.152642]  ? vfs_copy_file_range+0xb90/0xb90
[  429.157416]  ? setup_sigcontext+0x7d0/0x7d0
[  429.161882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.167437]  exit_to_usermode_loop+0x2e5/0x380
[  429.172020]  ? syscall_slow_exit_work+0x520/0x520
[  429.176861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.182401]  do_syscall_64+0x6be/0x820
[  429.186422]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.191791]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.196718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.201559]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.206577]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.211740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.217110]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.222293] RIP: 0033:0x410fd0
[  429.225485] Code: Bad RIP value.
[  429.228842] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  429.236549] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  429.243812] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  429.251075] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  429.258338] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  429.265598] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  429.272883] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  429.272946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.279651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.286191] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.295466] Call Trace:
[  429.306030] syz-executor2 cpuset=
[  429.308616]  dump_stack+0x1c4/0x2b4
[  429.308633]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.308654]  warn_alloc.cold.119+0xb7/0x1bd
[  429.312101] syz2
[  429.315722]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.320888]  mems_allowed=0
[  429.325208]  ? lock_downgrade+0x900/0x900
[  429.339033]  ? trace_hardirqs_off+0xb8/0x310
[  429.343444]  ? trace_hardirqs_off+0xb8/0x310
[  429.347855]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.352717]  ? warn_alloc+0x120/0x120
[  429.356605]  ? warn_alloc+0x120/0x120
[  429.360409]  ? warn_alloc+0x120/0x120
[  429.364213]  ? mark_held_locks+0x130/0x130
[  429.368465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.374001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.379537]  ? should_fail+0x22d/0xd01
[  429.384206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.389309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.394844]  ? should_fail+0x22d/0xd01
[  429.398732]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.403832]  ? should_fail+0x22d/0xd01
[  429.407719]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.412821]  ? mark_held_locks+0x130/0x130
[  429.417053]  ? mark_held_locks+0x130/0x130
[  429.421375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.427358]  ? trace_hardirqs_off+0xb8/0x310
[  429.431763]  ? kasan_check_read+0x11/0x20
[  429.435918]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.440332]  ? trace_hardirqs_on+0x310/0x310
[  429.444738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.450282]  ? wq_watchdog_touch+0x9c/0xfe
[  429.454523]  ? io_serial_in+0x11/0x90
[  429.458329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.463872]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  429.468984]  __alloc_pages_nodemask+0xa80/0xde0
[  429.473824]  ? should_fail+0x22d/0xd01
[  429.477713]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.482741]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.487408]  ? lock_downgrade+0x900/0x900
[  429.491557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.497103]  cache_grow_begin+0x91/0x8c0
[  429.501162]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.505574]  fallback_alloc+0x203/0x2e0
[  429.509550]  ____cache_alloc_node+0x1c7/0x1e0
[  429.514049]  kmem_cache_alloc_node+0xe3/0x730
[  429.518546]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.522787]  __alloc_skb+0x119/0x770
[  429.526502]  ? skb_scrub_packet+0x490/0x490
[  429.530823]  ? lock_downgrade+0x900/0x900
[  429.534979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.540517]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.545969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.551421]  ? addrconf_rs_timer+0x690/0x690
[  429.555835]  ndisc_alloc_skb+0x144/0x340
[  429.559897]  ndisc_send_rs+0x331/0x6e0
[  429.563788]  addrconf_rs_timer+0x314/0x690
[  429.568018]  ? lock_release+0x970/0x970
[  429.571992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.576235]  call_timer_fn+0x272/0x920
[  429.580120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.584388]  ? process_timeout+0x40/0x40
[  429.588443]  ? kasan_check_read+0x11/0x20
[  429.592590]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.597002]  ? trace_hardirqs_on+0x310/0x310
[  429.601427]  ? __run_timers+0x7da/0xc70
[  429.605399]  ? lock_downgrade+0x900/0x900
[  429.609548]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  429.614647]  ? trace_hardirqs_on+0xbd/0x310
[  429.618967]  ? kasan_check_read+0x11/0x20
[  429.623112]  ? __run_timers+0x7da/0xc70
[  429.627083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.632543]  ? kasan_check_write+0x14/0x20
[  429.636770]  ? do_raw_spin_lock+0xc1/0x200
[  429.641007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.645238]  __run_timers+0x7e5/0xc70
[  429.649046]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.654405]  ? lock_downgrade+0x900/0x900
[  429.658551]  ? finish_task_switch+0x1b5/0x900
[  429.663046]  ? trace_hardirqs_on+0xbd/0x310
[  429.667359]  ? kasan_check_read+0x11/0x20
[  429.671506]  ? finish_task_switch+0x1f5/0x900
[  429.676011]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.681459]  ? compat_start_thread+0x80/0x80
[  429.685867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.691409]  ? pvclock_read_flags+0x160/0x160
[  429.695900]  ? __switch_to_asm+0x34/0x70
[  429.699969]  ? __switch_to_asm+0x34/0x70
[  429.704041]  ? __switch_to_asm+0x40/0x70
[  429.708095]  ? __switch_to_asm+0x40/0x70
[  429.712152]  ? __switch_to_asm+0x34/0x70
[  429.716211]  ? __switch_to_asm+0x40/0x70
[  429.720271]  ? trace_hardirqs_on+0xbd/0x310
[  429.724593]  ? kvm_sched_clock_read+0x9/0x20
[  429.729022]  ? run_ksoftirqd+0x94/0x100
[  429.732997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.738529]  ? check_preemption_disabled+0x48/0x200
[  429.743541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.749079]  run_timer_softirq+0x52/0xb0
[  429.753135]  ? __this_cpu_preempt_check+0x1c/0x1f
[  429.757973]  __do_softirq+0x30b/0xad8
[  429.761788]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  429.766889]  ? trace_hardirqs_off+0xb8/0x310
[  429.771298]  ? schedule+0x108/0x460
[  429.774921]  ? run_ksoftirqd+0x99/0x100
[  429.778910]  ? trace_hardirqs_off+0xb8/0x310
[  429.783319]  ? smpboot_thread_fn+0x68b/0xa00
[  429.787735]  ? trace_hardirqs_on+0x310/0x310
[  429.792141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.797676]  ? check_preemption_disabled+0x48/0x200
[  429.802693]  ? takeover_tasklets+0xa90/0xa90
[  429.807110]  run_ksoftirqd+0x94/0x100
[  429.810908]  smpboot_thread_fn+0x68b/0xa00
[  429.815182]  ? sort_range+0x30/0x30
[  429.818805]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  429.823903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.829445]  ? __kthread_parkme+0xfb/0x1a0
[  429.833677]  kthread+0x35a/0x420
[  429.837042]  ? sort_range+0x30/0x30
[  429.840663]  ? kthread_bind+0x40/0x40
[  429.844469]  ret_from_fork+0x3a/0x50
[  429.848185] warn_alloc_show_mem: 1 callbacks suppressed
[  429.848197] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  429.848199] Mem-Info:
[  429.848229] active_anon:45632 inactive_anon:123 isolated_anon:0
[  429.848229]  active_file:17 inactive_file:16 isolated_file:0
[  429.848229]  unevictable:0 dirty:0 writeback:0 unstable:0
[  429.848229]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  429.848229]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  429.848229]  free:13774 free_pcp:156 free_cma:0
[  429.853567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.860771] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.863170] Call Trace:
[  429.896032] Node 0 
[  429.905378]  <IRQ>
[  429.932878] 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
[  429.935442]  dump_stack+0x1c4/0x2b4
[  429.937645] lowmem_reserve[]:
[  429.939795]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.965270]  0
[  429.968897]  warn_alloc.cold.119+0xb7/0x1bd
[  429.971972]  2819
[  429.977153]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.978936]  6323
[  429.983260]  ? lock_downgrade+0x900/0x900
[  429.985314]  6323
[  429.990160]  ? trace_hardirqs_off+0xb8/0x310
[  429.996350]  ? trace_hardirqs_off+0xb8/0x310
[  429.998398] Node 0 
[  430.002813]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.007218] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  430.009443]  ? warn_alloc+0x120/0x120
[  430.014241] lowmem_reserve[]:
[  430.040779]  ? trace_hardirqs_on+0x310/0x310
[  430.044551]  0
[  430.047658]  ? warn_alloc+0x120/0x120
[  430.052040]  0
[  430.053843]  ? warn_alloc+0x120/0x120
[  430.057615]  3503
[  430.059411]  ? ktime_get+0x2e1/0x440
[  430.063182]  3503
[  430.065245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.070994]  ? check_preemption_disabled+0x48/0x200
[  430.076500] Node 0 Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  430.081550]  ? kasan_check_read+0x11/0x20
[  430.081568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.110429] lowmem_reserve[]: 0 0
[  430.114595]  ? should_fail+0x22d/0xd01
[  430.120103]  0
[  430.123550]  ? rcu_bh_qs+0xc0/0xc0
[  430.127418]  0
[  430.129217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.134526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.139602] Node 0 
[  430.145126]  ? should_fail+0x22d/0xd01
[  430.145129] DMA: 1*4kB 
[  430.147368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.151229] (U) 
[  430.153806]  ? should_fail+0x22d/0xd01
[  430.158886] 0*8kB 
[  430.160856]  ? rcu_idle_enter+0x4b0/0x4b0
[  430.164715] 0*16kB 
[  430.166860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.170978] 1*32kB (U) 
[  430.173222]  ? mark_held_locks+0x130/0x130
[  430.178301] 2*64kB 
[  430.180881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.185092] (U) 
[  430.187324]  ? mark_held_locks+0x130/0x130
[  430.192844] 1*128kB 
[  430.194815]  ? rcu_irq_exit+0xce/0x100
[  430.199026] (U) 
[  430.201343]  ? irq_exit+0xbd/0x1c0
[  430.205214] 1*256kB 
[  430.207193]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  430.210703] (U) 
[  430.213022]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.218012] 0*512kB 
[  430.219989]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.224371] 1*1024kB 
[  430.226688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.232544] (U) 
[  430.234945]  ? ret_from_intr+0xb/0x1e
[  430.234961]  ? retint_kernel+0x2d/0x2d
[  430.240472] 1*2048kB 
[  430.242453]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.246226] (M) 
[  430.250111]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.252494] 3*4096kB 
[  430.257415]  ? trace_hardirqs_off+0x310/0x310
[  430.259364] (M) 
[  430.264122]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  430.266511] = 15908kB
[  430.271002]  __alloc_pages_nodemask+0xa80/0xde0
[  430.272956] Node 0 
[  430.278056]  ? should_fail+0x22d/0xd01
[  430.280443] DMA32: 
[  430.285104]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.287311] 5*4kB 
[  430.291205]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.293418] (UM) 
[  430.298428]  ? lock_downgrade+0x900/0x900
[  430.300558] 1*8kB 
[  430.305218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.307252] (U) 
[  430.311396]  cache_grow_begin+0x91/0x8c0
[  430.313520] 2*16kB 
[  430.319049]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.321000] (M) 
[  430.325077]  fallback_alloc+0x203/0x2e0
[  430.327293] 3*32kB 
[  430.331697]  ____cache_alloc_node+0x1c7/0x1e0
[  430.333647] (UM) 
[  430.337615]  kmem_cache_alloc_node+0xe3/0x730
[  430.339838] 5*64kB 
[  430.344324]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.346362] (UM) 
[  430.350857]  __alloc_skb+0x119/0x770
[  430.353070] 3*128kB 
[  430.357295]  ? skb_scrub_packet+0x490/0x490
[  430.359331] (M) 
[  430.363033]  ? lock_downgrade+0x900/0x900
[  430.365333] 3*256kB 
[  430.369647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.371606] (M) 
[  430.375745]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.378058] 4*512kB 
[  430.383585]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.385534] (UM) 
[  430.390978]  ? addrconf_rs_timer+0x690/0x690
[  430.393289] 3*1024kB 
[  430.398747]  ndisc_alloc_skb+0x144/0x340
[  430.400783] (UM) 
[  430.405182]  ndisc_send_rs+0x331/0x6e0
[  430.407568] 3*2048kB 
[  430.411623]  addrconf_rs_timer+0x314/0x690
[  430.413658] (M) 
[  430.417536]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.419921] 3*4096kB 
[  430.424152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.426105] (M) 
[  430.431652]  call_timer_fn+0x272/0x920
[  430.434035] = 25180kB
[  430.438284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.440238] Node 0 
[  430.444129]  ? process_timeout+0x40/0x40
[  430.446515] Normal: 
[  430.450742]  ? trace_hardirqs_off+0xb8/0x310
[  430.452956] 694*4kB 
[  430.457007]  ? kasan_check_read+0x11/0x20
[  430.459306] (UMEH) 
[  430.463723]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.466035] 370*8kB 
[  430.470174]  ? trace_hardirqs_on+0x310/0x310
[  430.472382] (UMEH) 
[  430.476785]  ? __run_timers+0x7da/0xc70
[  430.479087] 193*16kB 
[  430.483485]  ? lock_downgrade+0x900/0x900
[  430.485699] (UMEH) 
[  430.489668]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  430.492067] 79*32kB 
[  430.496219]  ? trace_hardirqs_on+0xbd/0x310
[  430.498441] (UMEH) 
[  430.503550]  ? kasan_check_read+0x11/0x20
[  430.505848] 32*64kB 
[  430.510165]  ? __run_timers+0x7da/0xc70
[  430.512375] (UM) 
[  430.516520]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.518818] 5*128kB 
[  430.522783]  ? kasan_check_write+0x14/0x20
[  430.524824] (UM) 
[  430.530270]  ? do_raw_spin_lock+0xc1/0x200
[  430.532740] 0*256kB 0*512kB 
[  430.536981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.539016] 0*1024kB 
[  430.543246]  __run_timers+0x7e5/0xc70
[  430.546235] 0*2048kB 
[  430.550490]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.552871] 0*4096kB 
[  430.556663]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.559046] = 14040kB
[  430.564406]  ? timerqueue_add+0x207/0x2b0
[  430.566798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  430.571801]  ? enqueue_hrtimer+0x1a5/0x560
[  430.574222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  430.578355]  ? lock_release+0x970/0x970
[  430.587190] 163 total pagecache pages
[  430.591427]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.599974] 0 pages in swap cache
[  430.603949]  ? kasan_check_write+0x14/0x20
[  430.603970]  ? pvclock_read_flags+0x160/0x160
[  430.607749] Swap cache stats: add 0, delete 0, find 0/0
[  430.612932]  ? lock_downgrade+0x900/0x900
[  430.616362] Free swap  = 0kB
[  430.620590]  ? trace_hardirqs_on+0xbd/0x310
[  430.625057] Total swap = 0kB
[  430.630412]  ? kvm_sched_clock_read+0x9/0x20
[  430.634531] 1965979 pages RAM
[  430.637552]  ? irq_exit+0x17f/0x1c0
[  430.641850] 0 pages HighMem/MovableOnly
[  430.644873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.649251] 342307 pages reserved
[  430.649260] 0 pages cma reserved
[  430.652363]  ? check_preemption_disabled+0x48/0x200
[  430.656012] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.659934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.665525] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.668918]  run_timer_softirq+0x52/0xb0
[  430.672250] ksoftirqd/0 cpuset=
[  430.677265]  ? __this_cpu_preempt_check+0x1c/0x1f
[  430.683725] /
[  430.689257]  __do_softirq+0x30b/0xad8
[  430.699549]  mems_allowed=0
[  430.703607]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.725192]  ? pvclock_read_flags+0x160/0x160
[  430.729693]  ? lapic_next_event+0x5a/0x90
[  430.733837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.739394]  ? clockevents_program_event+0x140/0x370
[  430.744497]  ? kvm_clock_read+0x18/0x30
[  430.748464]  ? kvm_sched_clock_read+0x9/0x20
[  430.752869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.758403]  ? check_preemption_disabled+0x48/0x200
[  430.763427]  irq_exit+0x17f/0x1c0
[  430.766882]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.771726]  ? smp_reschedule_interrupt+0x109/0x650
[  430.776741]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.782620]  ? interrupt_entry+0xb5/0xf0
[  430.786687]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.791708]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.796720]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.801560]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.806569]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.811593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.817128]  ? check_preemption_disabled+0x48/0x200
[  430.822157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.827016]  apic_timer_interrupt+0xf/0x20
[  430.831242]  </IRQ>
[  430.833476] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  430.839535] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  430.858445] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  430.866151] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  430.873412] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  430.880680] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  430.887946] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  430.895211] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  430.902501]  ? unmap_page_range+0xf56/0x2030
[  430.906929]  ? unmap_page_range+0x15ec/0x2030
[  430.911447]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  430.915942]  ? mark_held_locks+0x130/0x130
[  430.920190]  ? mark_held_locks+0x130/0x130
[  430.924425]  ? mark_held_locks+0x130/0x130
[  430.928663]  ? mark_held_locks+0x130/0x130
[  430.932898]  ? lock_downgrade+0x900/0x900
[  430.937051]  ? lock_downgrade+0x900/0x900
[  430.941202]  ? mark_held_locks+0x130/0x130
[  430.945444]  ? mark_held_locks+0x130/0x130
[  430.949673]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  430.954686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.960217]  ? uprobe_munmap+0x14c/0x450
[  430.964277]  ? uprobe_mmap+0xd50/0xd50
[  430.968164]  ? is_bpf_text_address+0xac/0x170
[  430.972665]  unmap_single_vma+0x19b/0x310
[  430.976814]  unmap_vmas+0x125/0x200
[  430.980445]  exit_mmap+0x2be/0x590
[  430.983985]  ? __ia32_sys_munmap+0x80/0x80
[  430.988232]  ? __might_sleep+0x95/0x190
[  430.992206]  mmput+0x247/0x610
[  430.995400]  ? lock_downgrade+0x900/0x900
[  430.999550]  ? set_mm_exe_file+0x200/0x200
[  431.003782]  ? kasan_check_read+0x11/0x20
[  431.007959]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.012365]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  431.016946]  ? kasan_check_write+0x14/0x20
[  431.021182]  ? do_raw_spin_lock+0xc1/0x200
[  431.025449]  do_exit+0xe6f/0x2610
[  431.028933]  ? mm_update_next_owner+0x990/0x990
[  431.033598]  ? pick_next_task_fair+0x990/0x16d0
[  431.038310]  ? trace_hardirqs_off+0xb8/0x310
[  431.042736]  ? mark_held_locks+0x130/0x130
[  431.046968]  ? lock_acquire+0x1ed/0x520
[  431.050951]  ? pipe_wait+0x266/0x2c0
[  431.054666]  ? mark_held_locks+0x130/0x130
[  431.058895]  ? arch_local_save_flags+0x40/0x40
[  431.063480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.069031]  ? __mutex_lock+0x85e/0x1700
[  431.073088]  ? __switch_to_asm+0x34/0x70
[  431.077153]  ? __switch_to_asm+0x40/0x70
[  431.081206]  ? __switch_to_asm+0x34/0x70
[  431.085271]  ? pipe_wait+0x266/0x2c0
[  431.088999]  ? __switch_to_asm+0x34/0x70
[  431.093054]  ? __switch_to_asm+0x34/0x70
[  431.097112]  ? mutex_trylock+0x2b0/0x2b0
[  431.101183]  ? __schedule+0x874/0x1ed0
[  431.105107]  ? __sched_text_start+0x8/0x8
[  431.109256]  ? lock_downgrade+0x900/0x900
[  431.113404]  ? memset+0x31/0x40
[  431.116697]  ? __dequeue_signal+0xf9/0x7d0
[  431.120941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.126479]  ? recalc_sigpending_tsk+0x140/0x180
[  431.131230]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.136773]  ? get_signal+0x95b/0x1980
[  431.140655]  ? lock_downgrade+0x900/0x900
[  431.144806]  do_group_exit+0x177/0x440
[  431.148706]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.154151]  ? __ia32_sys_exit+0x50/0x50
[  431.158212]  ? kasan_check_write+0x14/0x20
[  431.162452]  ? do_raw_spin_lock+0xc1/0x200
[  431.166687]  get_signal+0x8b0/0x1980
[  431.170408]  ? ptrace_notify+0x130/0x130
[  431.174470]  ? finish_wait+0x430/0x430
[  431.178373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.183927]  ? pipe_read+0x702/0x940
[  431.187640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.193181]  do_signal+0x9c/0x21e0
[  431.196719]  ? __vfs_read+0x11f/0x9b0
[  431.200522]  ? vfs_copy_file_range+0xb90/0xb90
[  431.205145]  ? setup_sigcontext+0x7d0/0x7d0
[  431.209481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.215118]  exit_to_usermode_loop+0x2e5/0x380
[  431.219697]  ? syscall_slow_exit_work+0x520/0x520
[  431.224536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.230078]  do_syscall_64+0x6be/0x820
[  431.233970]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.239331]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.244272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.249110]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.254128]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.259147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.264038]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.269224] RIP: 0033:0x410fd0
[  431.272414] Code: Bad RIP value.
[  431.275771] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  431.283475] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  431.290747] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  431.298008] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  431.305273] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  431.312535] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  431.319841] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  431.319893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  431.326598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.326602] Call Trace:
[  431.326624]  dump_stack+0x1c4/0x2b4
[  431.326642]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.333178] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.342481]  warn_alloc.cold.119+0xb7/0x1bd
[  431.345048] syz-executor2 cpuset=
[  431.348670]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.353832] syz2
[  431.364322]  ? lock_downgrade+0x900/0x900
[  431.368617]  mems_allowed=0
[  431.372075]  ? trace_hardirqs_off+0xb8/0x310
[  431.390278]  ? trace_hardirqs_off+0xb8/0x310
[  431.394713]  __alloc_pages_slowpath+0x2667/0x2d80
[  431.399567]  ? warn_alloc+0x120/0x120
[  431.403364]  ? warn_alloc+0x120/0x120
[  431.407165]  ? warn_alloc+0x120/0x120
[  431.410978]  ? mark_held_locks+0x130/0x130
[  431.415229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.420765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.426783]  ? should_fail+0x22d/0xd01
[  431.430668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.435768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.441304]  ? should_fail+0x22d/0xd01
[  431.445194]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.450296]  ? should_fail+0x22d/0xd01
[  431.454184]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.459293]  ? mark_held_locks+0x130/0x130
[  431.463527]  ? mark_held_locks+0x130/0x130
[  431.467772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.473309]  ? trace_hardirqs_off+0xb8/0x310
[  431.477711]  ? kasan_check_read+0x11/0x20
[  431.481857]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.486267]  ? trace_hardirqs_on+0x310/0x310
[  431.490676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.496207]  ? wq_watchdog_touch+0x9c/0xfe
[  431.500440]  ? io_serial_in+0x11/0x90
[  431.504255]  ? retint_kernel+0x2d/0x2d
[  431.508146]  ? trace_hardirqs_on_caller+0xc0/0x310
[  431.513081]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.517831]  ? trace_hardirqs_off+0x310/0x310
[  431.522318]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.527440]  __alloc_pages_nodemask+0xa80/0xde0
[  431.532113]  ? should_fail+0x22d/0xd01
[  431.536001]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.541028]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.545699]  ? lock_downgrade+0x900/0x900
[  431.549847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.555390]  cache_grow_begin+0x91/0x8c0
[  431.559472]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.563895]  fallback_alloc+0x203/0x2e0
[  431.567896]  ____cache_alloc_node+0x1c7/0x1e0
[  431.572405]  kmem_cache_alloc_node+0xe3/0x730
[  431.576896]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.581155]  __alloc_skb+0x119/0x770
[  431.584868]  ? skb_scrub_packet+0x490/0x490
[  431.589190]  ? lock_downgrade+0x900/0x900
[  431.593341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.598876]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.604347]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.609794]  ? addrconf_rs_timer+0x690/0x690
[  431.614212]  ndisc_alloc_skb+0x144/0x340
[  431.618278]  ndisc_send_rs+0x331/0x6e0
[  431.622181]  addrconf_rs_timer+0x314/0x690
[  431.626412]  ? lock_release+0x970/0x970
[  431.630388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.634628]  call_timer_fn+0x272/0x920
[  431.638510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.642758]  ? process_timeout+0x40/0x40
[  431.646814]  ? kasan_check_read+0x11/0x20
[  431.650967]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.655386]  ? trace_hardirqs_on+0x310/0x310
[  431.659794]  ? __run_timers+0x7da/0xc70
[  431.663766]  ? lock_downgrade+0x900/0x900
[  431.667938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.673043]  ? trace_hardirqs_on+0xbd/0x310
[  431.677373]  ? kasan_check_read+0x11/0x20
[  431.681513]  ? __run_timers+0x7da/0xc70
[  431.685483]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.690942]  ? kasan_check_write+0x14/0x20
[  431.695190]  ? do_raw_spin_lock+0xc1/0x200
[  431.699428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.703660]  __run_timers+0x7e5/0xc70
[  431.707472]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  431.712832]  ? lock_downgrade+0x900/0x900
[  431.716981]  ? finish_task_switch+0x1b5/0x900
[  431.721477]  ? trace_hardirqs_on+0xbd/0x310
[  431.725789]  ? kasan_check_read+0x11/0x20
[  431.729941]  ? finish_task_switch+0x1f5/0x900
[  431.734436]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.739898]  ? compat_start_thread+0x80/0x80
[  431.744318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.749860]  ? pvclock_read_flags+0x160/0x160
[  431.754350]  ? __switch_to_asm+0x34/0x70
[  431.758407]  ? __switch_to_asm+0x34/0x70
[  431.762461]  ? __switch_to_asm+0x40/0x70
[  431.766517]  ? __switch_to_asm+0x40/0x70
[  431.770567]  ? __switch_to_asm+0x34/0x70
[  431.774619]  ? __switch_to_asm+0x40/0x70
[  431.778717]  ? trace_hardirqs_on+0xbd/0x310
[  431.783032]  ? kvm_sched_clock_read+0x9/0x20
[  431.787437]  ? run_ksoftirqd+0x94/0x100
[  431.791408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.796959]  ? check_preemption_disabled+0x48/0x200
[  431.801992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.807541]  run_timer_softirq+0x52/0xb0
[  431.811598]  ? __this_cpu_preempt_check+0x1c/0x1f
[  431.816434]  __do_softirq+0x30b/0xad8
[  431.820242]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  431.825340]  ? trace_hardirqs_off+0xb8/0x310
[  431.829748]  ? schedule+0x108/0x460
[  431.833375]  ? run_ksoftirqd+0x99/0x100
[  431.837369]  ? trace_hardirqs_off+0xb8/0x310
[  431.841772]  ? smpboot_thread_fn+0x68b/0xa00
[  431.846176]  ? trace_hardirqs_on+0x310/0x310
[  431.850580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.856118]  ? check_preemption_disabled+0x48/0x200
[  431.861130]  ? takeover_tasklets+0xa90/0xa90
[  431.865534]  run_ksoftirqd+0x94/0x100
[  431.869332]  smpboot_thread_fn+0x68b/0xa00
[  431.873574]  ? sort_range+0x30/0x30
[  431.877203]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.882316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.887872]  ? __kthread_parkme+0xfb/0x1a0
[  431.892123]  kthread+0x35a/0x420
[  431.895484]  ? sort_range+0x30/0x30
[  431.899107]  ? kthread_bind+0x40/0x40
[  431.902913]  ret_from_fork+0x3a/0x50
[  431.906633] warn_alloc_show_mem: 1 callbacks suppressed
[  431.906668] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  431.906670] Mem-Info:
[  431.906699] active_anon:45632 inactive_anon:123 isolated_anon:0
[  431.906699]  active_file:17 inactive_file:16 isolated_file:0
[  431.906699]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.906699]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  431.906699]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  431.906699]  free:13774 free_pcp:156 free_cma:0
[  431.912056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.919248] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.921641] Call Trace:
[  431.954507] Node 0 
[  431.963851]  <IRQ>
[  431.991355] 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
[  431.993917]  dump_stack+0x1c4/0x2b4
[  431.996136] lowmem_reserve[]:
[  431.998283]  ? dump_stack_print_info.cold.2+0x52/0x52
[  432.023756]  0
[  432.027384]  warn_alloc.cold.119+0xb7/0x1bd
[  432.030467]  2819
[  432.035664]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.037435]  6323 6323
[  432.041761]  ? lock_downgrade+0x900/0x900
[  432.048635]  ? trace_hardirqs_off+0xb8/0x310
[  432.051112] Node 0 
[  432.055269]  ? trace_hardirqs_off+0xb8/0x310
[  432.059676] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  432.061892]  __alloc_pages_slowpath+0x2667/0x2d80
[  432.066272] lowmem_reserve[]: 0
[  432.092831]  ? warn_alloc+0x120/0x120
[  432.097640]  0
[  432.100911]  ? trace_hardirqs_on+0x310/0x310
[  432.104695]  3503
[  432.106501]  ? warn_alloc+0x120/0x120
[  432.110890]  3503
[  432.112964]  ? warn_alloc+0x120/0x120
[  432.118799]  ? ktime_get+0x2e1/0x440
[  432.122575] Node 0 
[  432.126288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.126319] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  432.126326] lowmem_reserve[]:
[  432.128560]  ? check_preemption_disabled+0x48/0x200
[  432.134094]  0
[  432.162380]  ? kasan_check_read+0x11/0x20
[  432.165459]  0
[  432.170465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.172238]  0
[  432.176388]  ? should_fail+0x22d/0xd01
[  432.178178]  0
[  432.183706]  ? rcu_bh_qs+0xc0/0xc0
[  432.189380]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.191157] Node 0 
[  432.194714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.199812] DMA: 
[  432.202044]  ? should_fail+0x22d/0xd01
[  432.207556] 1*4kB 
[  432.209609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.213470] (U) 
[  432.215612]  ? should_fail+0x22d/0xd01
[  432.220691] 0*8kB 
[  432.222657]  ? rcu_idle_enter+0x4b0/0x4b0
[  432.226517] 0*16kB 
[  432.228658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.232781] 1*32kB 
[  432.235013]  ? mark_held_locks+0x130/0x130
[  432.240100] (U) 
[  432.242333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.246544] 2*64kB 
[  432.248513]  ? mark_held_locks+0x130/0x130
[  432.254025] (U) 
[  432.256258]  ? rcu_irq_exit+0xce/0x100
[  432.260470] 1*128kB 
[  432.262445]  ? irq_exit+0xbd/0x1c0
[  432.266301] (U) 
[  432.268621]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.272134] 1*256kB 
[  432.274101]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.279091] (U) 
[  432.281413]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.285797] 0*512kB 
[  432.287762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.293619] 1*1024kB 
[  432.295950]  ? ret_from_intr+0xb/0x1e
[  432.301458] (U) 
[  432.303862]  ? retint_kernel+0x2d/0x2d
[  432.307642] 1*2048kB 
[  432.309607]  ? trace_hardirqs_on_caller+0xc0/0x310
[  432.313467] (M) 
[  432.315878]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.320775] 3*4096kB (M) 
[  432.322767]  ? trace_hardirqs_off+0x310/0x310
[  432.327493] = 15908kB
[  432.330246]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  432.334718] Node 0 
[  432.337149]  __alloc_pages_nodemask+0xa80/0xde0
[  432.342225] DMA32: 
[  432.344471]  ? should_fail+0x22d/0xd01
[  432.349116] 5*4kB 
[  432.351351]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.355211] (UM) 
[  432.357388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.362370] 1*8kB 
[  432.364440]  ? lock_downgrade+0x900/0x900
[  432.369079] (U) 
[  432.371227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.375347] 2*16kB 
[  432.377314]  cache_grow_begin+0x91/0x8c0
[  432.382826] (M) 
[  432.385058]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.389092] 3*32kB 
[  432.391062]  fallback_alloc+0x203/0x2e0
[  432.395456] (UM) 
[  432.397687]  ____cache_alloc_node+0x1c7/0x1e0
[  432.401636] 5*64kB 
[  432.403700]  kmem_cache_alloc_node+0xe3/0x730
[  432.408167] (UM) 
[  432.410398]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.414867] 3*128kB 
[  432.416926]  __alloc_skb+0x119/0x770
[  432.421139] (M) 
[  432.423460]  ? skb_scrub_packet+0x490/0x490
[  432.427151] 3*256kB 
[  432.429117]  ? lock_downgrade+0x900/0x900
[  432.433408] (M) 
[  432.435735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.439857] 4*512kB 
[  432.441839]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.447368] (UM) 
[  432.449694]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.455118] 3*1024kB 
[  432.457176]  ? addrconf_rs_timer+0x690/0x690
[  432.462600] (UM) 
[  432.465009]  ndisc_alloc_skb+0x144/0x340
[  432.469391] 3*2048kB 
[  432.471456]  ndisc_send_rs+0x331/0x6e0
[  432.475494] (M) 
[  432.477907]  addrconf_rs_timer+0x314/0x690
[  432.481770] 3*4096kB 
[  432.483741]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.487960] (M) 
[  432.490370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.495879] = 25180kB
[  432.497851]  call_timer_fn+0x272/0x920
[  432.502058] Node 0 
[  432.504466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.508325] Normal: 
[  432.510554]  ? process_timeout+0x40/0x40
[  432.514765] 694*4kB 
[  432.517083]  ? trace_hardirqs_off+0xb8/0x310
[  432.521115] (UMEH) 
[  432.523447]  ? kasan_check_read+0x11/0x20
[  432.527825] 370*8kB 
[  432.530057]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.534359] (UMEH) 193*16kB 
[  432.536693]  ? trace_hardirqs_on+0x310/0x310
[  432.541074] (UMEH) 
[  432.544090]  ? __run_timers+0x7da/0xc70
[  432.548486] 79*32kB 
[  432.550716]  ? lock_downgrade+0x900/0x900
[  432.554661] (UMEH) 
[  432.556982]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  432.561107] 32*64kB 
[  432.563336]  ? trace_hardirqs_on+0xbd/0x310
[  432.568426] (UM) 
[  432.570742]  ? kasan_check_read+0x11/0x20
[  432.575039] 5*128kB (UM) 
[  432.577108]  ? __run_timers+0x7da/0xc70
[  432.581231] 0*256kB 
[  432.583984]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.587935] 0*512kB 
[  432.590247]  ? kasan_check_write+0x14/0x20
[  432.595668] 0*1024kB 
[  432.597988]  ? do_raw_spin_lock+0xc1/0x200
[  432.602200] 0*2048kB 
[  432.604604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.608816] 0*4096kB 
[  432.611220]  __run_timers+0x7e5/0xc70
[  432.615444] = 14040kB
[  432.617859]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.621639] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.624038]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.629390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.638230]  ? timerqueue_add+0x207/0x2b0
[  432.643219] 163 total pagecache pages
[  432.651788]  ? enqueue_hrtimer+0x1a5/0x560
[  432.655915] 0 pages in swap cache
[  432.659719]  ? lock_release+0x970/0x970
[  432.663935] Swap cache stats: add 0, delete 0, find 0/0
[  432.667371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.671334] Free swap  = 0kB
[  432.676688]  ? kasan_check_write+0x14/0x20
[  432.681860] Total swap = 0kB
[  432.684872]  ? pvclock_read_flags+0x160/0x160
[  432.689082] 1965979 pages RAM
[  432.692098]  ? lock_downgrade+0x900/0x900
[  432.696568] 0 pages HighMem/MovableOnly
[  432.699671]  ? trace_hardirqs_on+0xbd/0x310
[  432.703789] 342307 pages reserved
[  432.707760]  ? kvm_sched_clock_read+0x9/0x20
[  432.712052] 0 pages cma reserved
[  432.715496]  ? irq_exit+0x17f/0x1c0
[  432.719943] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.723237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.723253]  ? check_preemption_disabled+0x48/0x200
[  432.723270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.726924] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.733373]  run_timer_softirq+0x52/0xb0
[  432.738898] ksoftirqd/0 cpuset=
[  432.743922]  ? __this_cpu_preempt_check+0x1c/0x1f
[  432.749439] /
[  432.759750]  __do_softirq+0x30b/0xad8
[  432.763788]  mems_allowed=0
[  432.767064]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.785388]  ? pvclock_read_flags+0x160/0x160
[  432.789888]  ? lapic_next_event+0x5a/0x90
[  432.794048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.799583]  ? clockevents_program_event+0x140/0x370
[  432.804685]  ? kvm_clock_read+0x18/0x30
[  432.808658]  ? kvm_sched_clock_read+0x9/0x20
[  432.813068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.818605]  ? check_preemption_disabled+0x48/0x200
[  432.823626]  irq_exit+0x17f/0x1c0
[  432.827080]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.831926]  ? smp_reschedule_interrupt+0x109/0x650
[  432.836945]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.842826]  ? interrupt_entry+0xb5/0xf0
[  432.846898]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.851931]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.856954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.861805]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.866818]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.871834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.877369]  ? check_preemption_disabled+0x48/0x200
[  432.882390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.887239]  apic_timer_interrupt+0xf/0x20
[  432.891468]  </IRQ>
[  432.893703] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20
[  432.899761] Code: a6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 88 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 6a fe ff ff
[  432.918658] RSP: 0000:ffff8801c0d1ec40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  432.926364] RAX: 0000000000000003 RBX: ffff8801c0d1eff8 RCX: ffffffff81b212d6
[  432.933637] RDX: 0000000000000000 RSI: 00000000fffffff8 RDI: 0000000000000000
[  432.940899] RBP: ffff8801c0d1f060 R08: ffff8801c0d12280 R09: ffffed0043fff4c4
[  432.948170] R10: ffff8801c0d1d908 R11: ffffed00381a3afd R12: 0000000000000001
[  432.955437] R13: fffffffffffffff8 R14: ffff8801c19efd48 R15: dffffc0000000000
[  432.962720]  ? unmap_page_range+0xf56/0x2030
[  432.967136]  ? unmap_page_range+0x15ec/0x2030
[  432.971643]  ? vm_normal_page_pmd+0x2f0/0x2f0
[  432.976136]  ? mark_held_locks+0x130/0x130
[  432.980380]  ? mark_held_locks+0x130/0x130
[  432.984612]  ? mark_held_locks+0x130/0x130
[  432.988847]  ? mark_held_locks+0x130/0x130
[  432.993081]  ? lock_downgrade+0x900/0x900
[  432.997225]  ? lock_downgrade+0x900/0x900
[  433.001382]  ? mark_held_locks+0x130/0x130
[  433.005622]  ? mark_held_locks+0x130/0x130
[  433.009857]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.014874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.020416]  ? uprobe_munmap+0x14c/0x450
[  433.024481]  ? uprobe_mmap+0xd50/0xd50
[  433.028368]  ? is_bpf_text_address+0xac/0x170
[  433.032871]  unmap_single_vma+0x19b/0x310
[  433.037032]  unmap_vmas+0x125/0x200
[  433.040661]  exit_mmap+0x2be/0x590
[  433.044199]  ? __ia32_sys_munmap+0x80/0x80
[  433.048447]  ? __might_sleep+0x95/0x190
[  433.052419]  mmput+0x247/0x610
[  433.055614]  ? lock_downgrade+0x900/0x900
[  433.059759]  ? set_mm_exe_file+0x200/0x200
[  433.063996]  ? kasan_check_read+0x11/0x20
[  433.068141]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.072545]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  433.077123]  ? kasan_check_write+0x14/0x20
[  433.081358]  ? do_raw_spin_lock+0xc1/0x200
[  433.085593]  do_exit+0xe6f/0x2610
[  433.089051]  ? mm_update_next_owner+0x990/0x990
[  433.093716]  ? pick_next_task_fair+0x990/0x16d0
[  433.098394]  ? trace_hardirqs_off+0xb8/0x310
[  433.102804]  ? mark_held_locks+0x130/0x130
[  433.107037]  ? lock_acquire+0x1ed/0x520
[  433.111013]  ? pipe_wait+0x266/0x2c0
[  433.114726]  ? mark_held_locks+0x130/0x130
[  433.118957]  ? arch_local_save_flags+0x40/0x40
[  433.123537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.129085]  ? __mutex_lock+0x85e/0x1700
[  433.133141]  ? __switch_to_asm+0x34/0x70
[  433.137198]  ? __switch_to_asm+0x40/0x70
[  433.141256]  ? __switch_to_asm+0x34/0x70
[  433.145312]  ? pipe_wait+0x266/0x2c0
[  433.149028]  ? __switch_to_asm+0x34/0x70
[  433.153088]  ? __switch_to_asm+0x34/0x70
[  433.157154]  ? mutex_trylock+0x2b0/0x2b0
[  433.161217]  ? __schedule+0x874/0x1ed0
[  433.165110]  ? __sched_text_start+0x8/0x8
[  433.169258]  ? lock_downgrade+0x900/0x900
[  433.173406]  ? memset+0x31/0x40
[  433.176689]  ? __dequeue_signal+0xf9/0x7d0
[  433.180934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.186478]  ? recalc_sigpending_tsk+0x140/0x180
[  433.191238]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  433.196776]  ? get_signal+0x95b/0x1980
[  433.200664]  ? lock_downgrade+0x900/0x900
[  433.204817]  do_group_exit+0x177/0x440
[  433.208710]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.214159]  ? __ia32_sys_exit+0x50/0x50
[  433.218217]  ? kasan_check_write+0x14/0x20
[  433.222459]  ? do_raw_spin_lock+0xc1/0x200
[  433.226706]  get_signal+0x8b0/0x1980
[  433.230428]  ? ptrace_notify+0x130/0x130
[  433.234500]  ? finish_wait+0x430/0x430
[  433.238393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.243931]  ? pipe_read+0x702/0x940
[  433.247648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.253191]  do_signal+0x9c/0x21e0
[  433.256733]  ? __vfs_read+0x11f/0x9b0
[  433.260534]  ? vfs_copy_file_range+0xb90/0xb90
[  433.265132]  ? setup_sigcontext+0x7d0/0x7d0
[  433.269476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.275019]  exit_to_usermode_loop+0x2e5/0x380
[  433.279607]  ? syscall_slow_exit_work+0x520/0x520
[  433.284458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.290011]  do_syscall_64+0x6be/0x820
[  433.293910]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  433.299276]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.304201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.309048]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.314064]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.319087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.323947]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  433.329131] RIP: 0033:0x410fd0
[  433.332320] Code: Bad RIP value.
[  433.335679] RSP: 002b:00007fff8e24d1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  433.343386] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fd0
[  433.350648] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  433.357923] RBP: 0000000000000003 R08: 0000000000006000 R09: 0000000000004000
[  433.365190] R10: 00007fff8e24cb70 R11: 0000000000000246 R12: 0000000000000006
[  433.372456] R13: 0000000000038629 R14: 000000000000015b R15: 0000000000000002
[  433.379745] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc6+ #64
[  433.379803] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.386505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.386510] Call Trace:
[  433.386531]  dump_stack+0x1c4/0x2b4
[  433.386548]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.386569]  warn_alloc.cold.119+0xb7/0x1bd
[  433.393126] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.402401]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.404957] syz-executor2 cpuset=
[  433.408585]  ? lock_downgrade+0x900/0x900
[  433.413744] syz2
[  433.418062]  ? trace_hardirqs_off+0xb8/0x310
[  433.428795]  mems_allowed=0
[  433.433634]  ? trace_hardirqs_off+0xb8/0x310
[  433.454860]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.459716]  ? warn_alloc+0x120/0x120
[  433.463516]  ? warn_alloc+0x120/0x120
[  433.467330]  ? warn_alloc+0x120/0x120
[  433.471130]  ? mark_held_locks+0x130/0x130
[  433.475366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.480910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.486451]  ? should_fail+0x22d/0xd01
[  433.490343]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.495441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.500976]  ? should_fail+0x22d/0xd01
[  433.504860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.509966]  ? should_fail+0x22d/0xd01
[  433.513858]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.518972]  ? mark_held_locks+0x130/0x130
[  433.523205]  ? mark_held_locks+0x130/0x130
[  433.527463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.533048]  ? trace_hardirqs_off+0xb8/0x310
[  433.537452]  ? kasan_check_read+0x11/0x20
[  433.541599]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.546005]  ? trace_hardirqs_on+0x310/0x310
[  433.550409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.555949]  ? wq_watchdog_touch+0x9c/0xfe
[  433.560183]  ? io_serial_in+0x11/0x90
[  433.563984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.569532]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.574643]  __alloc_pages_nodemask+0xa80/0xde0
[  433.579308]  ? should_fail+0x22d/0xd01
[  433.583197]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.588230]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.592900]  ? lock_downgrade+0x900/0x900
[  433.597052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.602601]  cache_grow_begin+0x91/0x8c0
[  433.606664]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.611075]  fallback_alloc+0x203/0x2e0
[  433.615049]  ____cache_alloc_node+0x1c7/0x1e0
[  433.619550]  kmem_cache_alloc_node+0xe3/0x730
[  433.624054]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.628290]  __alloc_skb+0x119/0x770
[  433.632006]  ? skb_scrub_packet+0x490/0x490
[  433.636325]  ? lock_downgrade+0x900/0x900
[  433.640731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.646273]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.651730]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.657177]  ? addrconf_rs_timer+0x690/0x690
[  433.661588]  ndisc_alloc_skb+0x144/0x340
[  433.665648]  ndisc_send_rs+0x331/0x6e0
[  433.669539]  addrconf_rs_timer+0x314/0x690
[  433.673770]  ? lock_release+0x970/0x970
[  433.677745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.681989]  call_timer_fn+0x272/0x920
[  433.685878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.690121]  ? process_timeout+0x40/0x40
[  433.694181]  ? kasan_check_read+0x11/0x20
[  433.698328]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.702736]  ? trace_hardirqs_on+0x310/0x310
[  433.707142]  ? __run_timers+0x7da/0xc70
[  433.711114]  ? lock_downgrade+0x900/0x900
[  433.715269]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.720371]  ? trace_hardirqs_on+0xbd/0x310
[  433.724686]  ? kasan_check_read+0x11/0x20
[  433.728834]  ? __run_timers+0x7da/0xc70
[  433.732813]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.738260]  ? kasan_check_write+0x14/0x20
[  433.742491]  ? do_raw_spin_lock+0xc1/0x200
[  433.746730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.750968]  __run_timers+0x7e5/0xc70
[  433.754776]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  433.760137]  ? lock_downgrade+0x900/0x900
[  433.764282]  ? finish_task_switch+0x1b5/0x900
[  433.768777]  ? trace_hardirqs_on+0xbd/0x310
[  433.773096]  ? kasan_check_read+0x11/0x20
[  433.777240]  ? finish_task_switch+0x1f5/0x900
[  433.781732]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.787182]  ? compat_start_thread+0x80/0x80
[  433.791594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.797137]  ? pvclock_read_flags+0x160/0x160
[  433.801627]  ? __switch_to_asm+0x34/0x70
[  433.805683]  ? __switch_to_asm+0x34/0x70
[  433.809739]  ? __switch_to_asm+0x40/0x70
[  433.813809]  ? __switch_to_asm+0x40/0x70
[  433.817864]  ? __switch_to_asm+0x34/0x70
[  433.821961]  ? __switch_to_asm+0x40/0x70
[  433.826026]  ? trace_hardirqs_on+0xbd/0x310
[  433.830347]  ? kvm_sched_clock_read+0x9/0x20
[  433.834753]  ? run_ksoftirqd+0x94/0x100
[  433.838727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.844265]  ? check_preemption_disabled+0x48/0x200
[  433.849276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.854816]  run_timer_softirq+0x52/0xb0
[  433.858874]  ? __this_cpu_preempt_check+0x1c/0x1f
[  433.863720]  __do_softirq+0x30b/0xad8
[  433.867535]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  433.872641]  ? trace_hardirqs_off+0xb8/0x310
[  433.877055]  ? schedule+0x108/0x460
[  433.880682]  ? run_ksoftirqd+0x99/0x100
[  433.884658]  ? trace_hardirqs_off+0xb8/0x310
[  433.889087]  ? smpboot_thread_fn+0x68b/0xa00
[  433.893499]  ? trace_hardirqs_on+0x310/0x310
[  433.897927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.903474]  ? check_preemption_disabled+0x48/0x200
[  433.908488]  ? takeover_tasklets+0xa90/0xa90
[  433.912893]  run_ksoftirqd+0x94/0x100
[  433.916716]  smpboot_thread_fn+0x68b/0xa00
[  433.920956]  ? sort_range+0x30/0x30
[  433.924583]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.929683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.935223]  ? __kthread_parkme+0xfb/0x1a0
[  433.939462]  kthread+0x35a/0x420
[  433.942830]  ? sort_range+0x30/0x30
[  433.946454]  ? kthread_bind+0x40/0x40
[  433.950251]  ret_from_fork+0x3a/0x50
[  433.953967] warn_alloc_show_mem: 1 callbacks suppressed
[  433.953979] CPU: 1 PID: 5877 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #64
[  433.953981] Mem-Info:
[  433.954011] active_anon:45632 inactive_anon:123 isolated_anon:0
[  433.954011]  active_file:17 inactive_file:16 isolated_file:0
[  433.954011]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.954011]  slab_reclaimable:9018 slab_unreclaimable:1477885
[  433.954011]  mapped:34304 shmem:130 pagetables:564 bounce:0
[  433.954011]  free:13774 free_pcp:156 free_cma:0
[  433.959353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.966540] Node 0 active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:137216kB dirty:0kB writeback:0kB shmem:520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.968908] Call Trace:
[  433.968947]  <IRQ>
[  434.001829] Node 0 
[  434.011203]  dump_stack+0x1c4/0x2b4
[  434.038695] 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
[  434.041263]  ? dump_stack_print_info.cold.2+0x52/0x52
[  434.043375] lowmem_reserve[]:
[  434.045611]  warn_alloc.cold.119+0xb7/0x1bd
[  434.049209]  0
[  434.074714]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.079879]  2819
[  434.083096]  ? lock_downgrade+0x900/0x900
[  434.087392]  6323
[  434.089189]  ? trace_hardirqs_off+0xb8/0x310
[  434.094001]  6323
[  434.096056]  ? trace_hardirqs_off+0xb8/0x310
[  434.102231]  __alloc_pages_slowpath+0x2667/0x2d80
[  434.106610] Node 0 
[  434.108677]  ? warn_alloc+0x120/0x120
[  434.113068] DMA32 free:25180kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  434.117879]  ? trace_hardirqs_on+0x310/0x310
[  434.120082] lowmem_reserve[]: 0
[  434.123889]  ? warn_alloc+0x120/0x120
[  434.150410]  0 3503
[  434.154829]  ? warn_alloc+0x120/0x120
[  434.158085]  3503
[  434.161880]  ? ktime_get+0x2e1/0x440
[  434.167994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.170032] Node 0 
[  434.173740]  ? check_preemption_disabled+0x48/0x200
[  434.179271] Normal free:14008kB min:37352kB low:46688kB high:56024kB active_anon:182528kB inactive_anon:492kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2256kB bounce:0kB free_pcp:624kB local_pcp:540kB free_cma:0kB
[  434.181475]  ? kasan_check_read+0x11/0x20
[  434.186458] lowmem_reserve[]: 0
[  434.214841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.218960]  0
[  434.222233]  ? should_fail+0x22d/0xd01
[  434.227751]  0
[  434.229552]  ? rcu_bh_qs+0xc0/0xc0
[  434.233408]  0
[  434.235220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.238737] Node 0 
[  434.240535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.245610] DMA: 
[  434.247842]  ? should_fail+0x22d/0xd01
[  434.253351] 1*4kB 
[  434.255407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.259290] (U) 
[  434.261443]  ? should_fail+0x22d/0xd01
[  434.266521] 0*8kB 
[  434.268487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.272351] 0*16kB 
[  434.274504]  ? mark_held_locks+0x130/0x130
[  434.279578] 1*32kB (U) 
[  434.281819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.286029] 2*64kB 
[  434.288618]  ? mark_held_locks+0x130/0x130
[  434.294129] (U) 
[  434.296364]  ? rcu_irq_exit+0xce/0x100
[  434.300563] 1*128kB (U) 
[  434.302541]  ? irq_exit+0xbd/0x1c0
[  434.306398] 1*256kB (U) 
[  434.309202]  ? mark_held_locks+0x130/0x130
[  434.312721] 0*512kB 
[  434.315628]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.319839] 1*1024kB 
[  434.322402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.328255] (U) 1*2048kB 
[  434.330870]  ? ret_from_intr+0xb/0x1e
[  434.336380] (M) 
[  434.339321]  ? retint_kernel+0x2d/0x2d
[  434.343113] 3*4096kB (M) 
[  434.345344]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.349207] = 15908kB
[  434.349213] Node 0 DMA32: 5*4kB (UM) 1*8kB (U) 2*16kB (M) 3*32kB (UM) 5*64kB (UM) 3*128kB (M) 3*256kB (M) 4*512kB 
[  434.352228]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.357129] (UM) 
[  434.359532]  ? trace_hardirqs_off+0x310/0x310
[  434.369993] 3*1024kB 
[  434.374740]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  434.376775] (UM) 
[  434.381275]  __alloc_pages_nodemask+0xa80/0xde0
[  434.383658] 3*2048kB 
[  434.388757]  ? should_fail+0x22d/0xd01
[  434.390792] (M) 
[  434.395468]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.397861] 3*4096kB 
[  434.401765]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.403702] (M) 
[  434.408747]  ? lock_downgrade+0x900/0x900
[  434.411133] = 25180kB
[  434.415796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.417749] Node 0 
[  434.421913]  cache_grow_begin+0x91/0x8c0
[  434.424290] Normal: 
[  434.429821]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.432037] 694*4kB 
[  434.436089]  fallback_alloc+0x203/0x2e0
[  434.438395] (UMEH) 
[  434.442793]  ____cache_alloc_node+0x1c7/0x1e0
[  434.445094] 370*8kB 
[  434.449275]  kmem_cache_alloc_node+0xe3/0x730
[  434.451500] (UMEH) 193*16kB 
[  434.456425]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.458716] (UMEH) 79*32kB (UMEH) 
[  434.463398]  __alloc_skb+0x119/0x770
[  434.466396] 32*64kB 
[  434.470642]  ? skb_scrub_packet+0x490/0x490
[  434.474158] (UM) 
[  434.477865]  ? lock_downgrade+0x900/0x900
[  434.480166] 5*128kB 
[  434.484481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.486529] (UM) 
[  434.490697]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.493006] 0*256kB 
[  434.498538]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.500575] 0*512kB 
[  434.506020]  ? addrconf_rs_timer+0x690/0x690
[  434.508316] 0*1024kB 
[  434.513773]  ndisc_alloc_skb+0x144/0x340
[  434.516067] 0*2048kB 
[  434.520468]  ndisc_send_rs+0x331/0x6e0
[  434.522856] 0*4096kB 
[  434.526907]  addrconf_rs_timer+0x314/0x690
[  434.529291] = 14040kB
[  434.529306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.533632]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.536027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.540248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.542637] 163 total pagecache pages
[  434.551489]  call_timer_fn+0x272/0x920
[  434.556999] 0 pages in swap cache
[  434.565566]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.569779] Swap cache stats: add 0, delete 0, find 0/0
[  434.573569]  ? process_timeout+0x40/0x40
[  434.577440] Free swap  = 0kB
[  434.580885]  ? trace_hardirqs_off+0xb8/0x310