n_disabled+0x48/0x280 [ 331.482296] ? __lock_is_held+0xb5/0x140 [ 331.486341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.491860] ? check_preemption_disabled+0x48/0x280 [ 331.496869] run_timer_softirq+0x52/0xb0 [ 331.500918] ? rcu_read_lock_sched_held+0x14f/0x180 [ 331.505922] __do_softirq+0x308/0xb7e [ 331.509715] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 331.514195] ? lock_downgrade+0x900/0x900 [ 331.518330] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 331.523426] ? pvclock_read_flags+0x160/0x160 [ 331.527913] ? lapic_next_event+0x5a/0x90 [ 331.532052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.537591] ? kvm_clock_read+0x18/0x30 [ 331.541552] ? kvm_sched_clock_read+0x9/0x20 [ 331.545947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.551474] ? check_preemption_disabled+0x48/0x280 [ 331.556486] irq_exit+0x17f/0x1c0 [ 331.560102] smp_apic_timer_interrupt+0x1cb/0x760 [ 331.564943] ? smp_reschedule_interrupt+0x109/0x650 [ 331.569943] ? smp_call_function_single_interrupt+0x650/0x650 [ 331.575809] ? interrupt_entry+0xb5/0xc0 [ 331.579857] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.584858] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.589876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.594706] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.599707] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.604718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.609553] apic_timer_interrupt+0xf/0x20 [ 331.613774] [ 331.616000] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 331.621441] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 331.640321] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 331.648009] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 331.655260] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 331.662512] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 331.669769] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 331.677021] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 331.684288] ? check_preemption_disabled+0x3a/0x280 [ 331.689292] ? check_preemption_disabled+0x43/0x280 [ 331.694420] check_preemption_disabled+0x43/0x280 [ 331.699251] debug_smp_processor_id+0x1c/0x20 [ 331.703735] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 331.709002] ? rcu_pm_notify+0xc0/0xc0 [ 331.712874] ? __lock_is_held+0xb5/0x140 [ 331.717017] rcu_read_lock_held+0x90/0xc0 [ 331.721153] list_lru_count_one+0x31a/0x450 [ 331.725459] ? list_lru_isolate_move+0x3c0/0x3c0 [ 331.730206] ? deferred_split_count+0x65/0x170 [ 331.734772] ? shrink_huge_zero_page_count+0xc8/0x100 [ 331.739959] super_cache_count+0x1b9/0x2e0 [ 331.744184] do_shrink_slab+0x1b1/0xd30 [ 331.748149] ? lock_acquire+0x1ed/0x520 [ 331.752111] ? snapshot_refaults+0x290/0x290 [ 331.756506] ? lock_release+0xa00/0xa00 [ 331.760552] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 331.765481] ? down_read_trylock+0xda/0x140 [ 331.769785] ? shrink_slab+0x207/0x8c0 [ 331.773657] ? downgrade_write+0x270/0x270 [ 331.777900] shrink_slab+0x389/0x8c0 [ 331.781597] ? shrink_active_list+0x1f00/0x1f00 [ 331.786260] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 331.791875] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.796968] ? cgroup_procs_write_finish+0xf0/0xf0 [ 331.801887] ? find_held_lock+0x36/0x1c0 [ 331.805933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.811460] shrink_node+0x431/0x16b0 [ 331.815265] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 331.820547] ? shrink_node_memcg+0x18f0/0x18f0 [ 331.825117] ? kvm_clock_read+0x18/0x30 [ 331.829080] ? ktime_get+0x2c1/0x400 [ 331.832784] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 331.837265] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 331.842794] ? __cpuset_node_allowed+0x19b/0x660 [ 331.847537] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 331.853231] ? delayacct_end+0x5a/0x100 [ 331.857198] do_try_to_free_pages+0x3e7/0x1290 [ 331.861852] ? zap_class+0x640/0x640 [ 331.865582] ? shrink_node+0x16b0/0x16b0 [ 331.869629] ? __lock_is_held+0xb5/0x140 [ 331.873692] try_to_free_pages+0x4d0/0xb90 [ 331.877920] ? do_try_to_free_pages+0x1290/0x1290 [ 331.882762] ? lock_acquire+0x1ed/0x520 [ 331.886725] ? set_page_refcounted+0x280/0x280 [ 331.891302] ? lock_release+0xa00/0xa00 [ 331.895259] ? _raw_spin_unlock_irq+0x60/0x80 [ 331.899833] ? psi_memstall_enter+0x240/0x2b0 [ 331.904316] ? psi_memstall_tick+0x230/0x230 [ 331.908718] __alloc_pages_slowpath+0xa14/0x2e10 [ 331.913500] ? warn_alloc+0x120/0x120 [ 331.917284] ? mark_held_locks+0x130/0x130 [ 331.921513] ? warn_alloc+0x120/0x120 [ 331.925299] ? print_usage_bug+0xc0/0xc0 [ 331.929347] ? print_usage_bug+0xc0/0xc0 [ 331.933392] ? perf_event_update_userpage+0xcd0/0xcd0 [ 331.938569] ? print_usage_bug+0xc0/0xc0 [ 331.942627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.948153] ? should_fail+0x22d/0xd01 [ 331.952026] ? zap_class+0x640/0x640 [ 331.955733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.960824] ? zap_class+0x640/0x640 [ 331.964542] ? __lock_is_held+0xb5/0x140 [ 331.968602] ? zap_class+0x640/0x640 [ 331.972305] ? lock_release+0xa00/0xa00 [ 331.976289] ? perf_trace_sched_process_exec+0x860/0x860 [ 331.981727] ? check_preemption_disabled+0x48/0x280 [ 331.986739] ? __might_sleep+0x95/0x190 [ 331.990717] __alloc_pages_nodemask+0xa80/0xde0 [ 331.995377] ? zap_class+0x640/0x640 [ 331.999083] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 332.004107] ? mark_held_locks+0xc7/0x130 [ 332.008244] ? cache_grow_begin+0x65/0x8c0 [ 332.012472] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 332.017038] ? trace_hardirqs_on+0xbd/0x310 [ 332.021342] ? fallback_alloc+0x204/0x2e0 [ 332.025479] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.030578] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 332.036102] cache_grow_begin+0xa5/0x8c0 [ 332.040147] ? do_raw_spin_unlock+0xa7/0x330 [ 332.044547] fallback_alloc+0x204/0x2e0 [ 332.048514] ____cache_alloc_node+0x1c7/0x1e0 [ 332.052999] kmem_cache_alloc_trace+0x214/0x750 [ 332.057661] do_syslog+0xb9b/0x1690 [ 332.061280] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 332.066367] ? finish_wait+0x430/0x430 [ 332.070242] ? aa_path_link+0x5e0/0x5e0 [ 332.074208] kmsg_read+0x8f/0xc0 [ 332.077562] ? kmsg_poll+0xb0/0xb0 [ 332.081090] proc_reg_read+0x2a3/0x3d0 [ 332.084966] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 332.089883] ? mark_held_locks+0xc7/0x130 [ 332.094022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.099543] ? fsnotify+0x4e5/0xf20 [ 332.103178] __vfs_read+0x117/0x9b0 [ 332.106791] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 332.111708] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 332.116630] ? vfs_copy_file_range+0xb90/0xb90 [ 332.121196] ? fsnotify+0xf20/0xf20 [ 332.124815] ? fsnotify_first_mark+0x350/0x350 [ 332.129483] ? security_file_permission+0x1c2/0x220 [ 332.134495] ? rw_verify_area+0x118/0x360 [ 332.138631] vfs_read+0x17f/0x3c0 [ 332.142076] ksys_read+0x101/0x260 [ 332.145624] ? kernel_write+0x120/0x120 [ 332.149581] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.154695] __x64_sys_read+0x73/0xb0 [ 332.158489] do_syscall_64+0x1b9/0x820 [ 332.162360] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 332.167718] ? syscall_return_slowpath+0x5e0/0x5e0 [ 332.172632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.177466] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.182472] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 332.187474] ? prepare_exit_to_usermode+0x291/0x3b0 [ 332.192480] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.197313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 332.202489] RIP: 0033:0x7fe74e2211fd [ 332.206200] Code: Bad RIP value. [ 332.209548] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 332.217240] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 332.224492] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 332.231747] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 332.239002] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 332.246272] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 332.253549] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 332.253561] warn_alloc_show_mem: 1 callbacks suppressed [ 332.253565] Mem-Info: [ 332.260816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.266167] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 332.266167] active_file:15 inactive_file:9 isolated_file:0 [ 332.266167] unevictable:0 dirty:0 writeback:0 unstable:0 [ 332.266167] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 332.266167] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 332.266167] free:13746 free_pcp:134 free_cma:0 [ 332.268542] Call Trace: [ 332.277901] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 332.310649] [ 332.313207] 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 [ 332.340688] dump_stack+0x244/0x39d [ 332.342808] lowmem_reserve[]: 0 2818 6321 6321 [ 332.368899] ? dump_stack_print_info.cold.1+0x20/0x20 [ 332.372490] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 332.377075] warn_alloc.cold.116+0xb7/0x1bd [ 332.382237] lowmem_reserve[]: 0 0 3503 3503 [ 332.409539] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 332.413831] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 332.418134] ? lock_downgrade+0x900/0x900 [ 332.422940] lowmem_reserve[]: 0 0 0 0 [ 332.451724] ? trace_hardirqs_off+0xb8/0x310 [ 332.455836] 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 [ 332.459622] ? trace_hardirqs_off+0xb8/0x310 [ 332.463991] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 332.477498] __alloc_pages_slowpath+0x26e8/0x2e10 [ 332.481868] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 332.497126] ? warn_alloc+0x120/0x120 [ 332.501919] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 332.516847] ? warn_alloc+0x120/0x120 [ 332.520618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 332.529434] ? warn_alloc+0x120/0x120 [ 332.533199] 268 total pagecache pages [ 332.541751] ? print_usage_bug+0xc0/0xc0 [ 332.545529] 0 pages in swap cache [ 332.549302] ? print_usage_bug+0xc0/0xc0 [ 332.553332] Swap cache stats: add 0, delete 0, find 0/0 [ 332.556764] ? ktime_get+0x2c1/0x400 [ 332.560788] Free swap = 0kB [ 332.566131] ? check_preemption_disabled+0x48/0x280 [ 332.569807] Total swap = 0kB [ 332.572805] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 332.577789] 1965979 pages RAM [ 332.580787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.585244] 0 pages HighMem/MovableOnly [ 332.585250] 342853 pages reserved [ 332.588335] ? should_fail+0x22d/0xd01 [ 332.593834] 0 pages cma reserved [ 332.597788] ? kasan_check_read+0x11/0x20 [ 332.601273] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 332.605078] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.605090] ? __lock_acquire+0x62f/0x4c20 [ 332.605105] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.608497] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 332.612574] ? should_fail+0x22d/0xd01 [ 332.619029] rsyslogd cpuset=/ mems_allowed=0 [ 332.624112] ? print_usage_bug+0xc0/0xc0 [ 332.655721] ? mark_held_locks+0x130/0x130 [ 332.659945] ? mark_held_locks+0x130/0x130 [ 332.664173] ? check_preemption_disabled+0x48/0x280 [ 332.669195] ? zap_class+0x640/0x640 [ 332.672900] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 332.677642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.683175] ? check_preemption_disabled+0x48/0x280 [ 332.688187] ? __lock_is_held+0xb5/0x140 [ 332.692237] __alloc_pages_nodemask+0xa80/0xde0 [ 332.696894] ? zap_class+0x640/0x640 [ 332.700598] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 332.705611] ? find_held_lock+0x36/0x1c0 [ 332.709667] ? ____cache_alloc_node+0x1c7/0x1e0 [ 332.714322] ? lock_downgrade+0x900/0x900 [ 332.718476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.724006] cache_grow_begin+0xa5/0x8c0 [ 332.728053] ? do_raw_spin_unlock+0xa7/0x330 [ 332.732454] fallback_alloc+0x204/0x2e0 [ 332.736426] ____cache_alloc_node+0x1c7/0x1e0 [ 332.740910] kmem_cache_alloc_node+0xe3/0x730 [ 332.745395] ? __kmalloc_node_track_caller+0x50/0x70 [ 332.750489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.756020] __alloc_skb+0x119/0x770 [ 332.759721] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 332.765073] ? netdev_alloc_frag+0x1f0/0x1f0 [ 332.769480] ? vprintk_default+0x28/0x30 [ 332.773526] ? vprintk_func+0x85/0x181 [ 332.777416] ? printk+0xa7/0xcf [ 332.780780] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 332.785536] new_skb+0x26/0x1c0 [ 332.788804] aoecmd_cfg+0x279/0x7f0 [ 332.792434] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 332.796749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.802281] ? __lock_is_held+0xb5/0x140 [ 332.806335] discover_timer+0x50/0x60 [ 332.810120] call_timer_fn+0x272/0x920 [ 332.813995] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.818825] ? process_timeout+0x40/0x40 [ 332.822876] ? __run_timers+0x7da/0xc70 [ 332.826840] ? _raw_spin_unlock_irq+0x27/0x80 [ 332.831318] ? _raw_spin_unlock_irq+0x27/0x80 [ 332.835796] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.840625] ? lockdep_hardirqs_on+0x296/0x5b0 [ 332.845194] ? trace_hardirqs_on+0xbd/0x310 [ 332.849506] ? kasan_check_read+0x11/0x20 [ 332.853636] ? __run_timers+0x7da/0xc70 [ 332.857596] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.862694] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 332.867519] __run_timers+0x7e5/0xc70 [ 332.871312] ? timer_fixup_init+0x70/0x70 [ 332.875450] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 332.880450] ? zap_class+0x640/0x640 [ 332.884156] ? enqueue_hrtimer+0x1a5/0x560 [ 332.888383] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 332.893563] ? find_held_lock+0x36/0x1c0 [ 332.897612] ? zap_class+0x640/0x640 [ 332.901317] ? pvclock_read_flags+0x160/0x160 [ 332.905798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.911324] ? check_preemption_disabled+0x48/0x280 [ 332.916335] ? __lock_is_held+0xb5/0x140 [ 332.920388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.925913] ? check_preemption_disabled+0x48/0x280 [ 332.930920] run_timer_softirq+0x52/0xb0 [ 332.934966] ? rcu_read_lock_sched_held+0x14f/0x180 [ 332.939971] __do_softirq+0x308/0xb7e [ 332.943759] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 332.948241] ? lock_downgrade+0x900/0x900 [ 332.952382] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 332.957490] ? pvclock_read_flags+0x160/0x160 [ 332.961981] ? lapic_next_event+0x5a/0x90 [ 332.966114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.971642] ? kvm_clock_read+0x18/0x30 [ 332.975618] ? kvm_sched_clock_read+0x9/0x20 [ 332.980015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.985543] ? check_preemption_disabled+0x48/0x280 [ 332.990552] irq_exit+0x17f/0x1c0 [ 332.993995] smp_apic_timer_interrupt+0x1cb/0x760 [ 332.998820] ? smp_call_function_single_interrupt+0x159/0x650 [ 333.004690] ? smp_call_function_single_interrupt+0x650/0x650 [ 333.010556] ? interrupt_entry+0xb5/0xc0 [ 333.014614] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.019618] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.024637] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.029465] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.034466] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.039468] ? task_prio+0x50/0x50 [ 333.042993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.048516] ? check_preemption_disabled+0x48/0x280 [ 333.053525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.058367] apic_timer_interrupt+0xf/0x20 [ 333.062595] [ 333.064827] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 333.069743] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 333.088627] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 333.096319] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 333.103569] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 333.110826] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 333.118078] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 333.125334] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 333.132624] skb_clone+0x1bb/0x500 [ 333.136163] ? finish_task_switch+0x2f4/0x910 [ 333.140645] ? skb_split+0x11e0/0x11e0 [ 333.144520] ? preempt_notifier_register+0x200/0x200 [ 333.149609] ? __switch_to_asm+0x34/0x70 [ 333.153653] ? __switch_to_asm+0x34/0x70 [ 333.157699] ? __switch_to_asm+0x40/0x70 [ 333.161742] ? __switch_to_asm+0x34/0x70 [ 333.165785] ? __switch_to_asm+0x40/0x70 [ 333.169831] ? __switch_to_asm+0x34/0x70 [ 333.173877] ? __switch_to_asm+0x40/0x70 [ 333.177920] ? __switch_to_asm+0x34/0x70 [ 333.181964] ? __switch_to_asm+0x34/0x70 [ 333.186008] ? __switch_to_asm+0x40/0x70 [ 333.190055] ? __switch_to_asm+0x34/0x70 [ 333.194107] bpf_clone_redirect+0xb9/0x490 [ 333.198340] ? __schedule+0x8d7/0x21d0 [ 333.202225] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 333.207227] ? __sched_text_start+0x8/0x8 [ 333.211364] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 333.216124] ? find_held_lock+0x36/0x1c0 [ 333.220177] ? lock_acquire+0x1ed/0x520 [ 333.224141] ? bpf_test_run+0x3cb/0x780 [ 333.228098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.233623] ? check_preemption_disabled+0x48/0x280 [ 333.238633] ? kasan_check_read+0x11/0x20 [ 333.242791] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 333.248050] ? rcu_softirq_qs+0x20/0x20 [ 333.252008] ? preempt_schedule+0x4d/0x60 [ 333.256143] ? ___preempt_schedule+0x16/0x18 [ 333.260545] ? bpf_test_run+0x25d/0x780 [ 333.264513] ? netlink_diag_dump+0x2a0/0x2a0 [ 333.268916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.274440] ? bpf_test_init.isra.10+0x70/0x100 [ 333.279097] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 333.283954] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 333.288783] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 333.294306] ? fput+0x130/0x1a0 [ 333.297572] ? __bpf_prog_get+0x9b/0x290 [ 333.301624] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 333.306449] ? bpf_prog_test_run+0x130/0x1a0 [ 333.310845] ? __x64_sys_bpf+0x3d8/0x520 [ 333.314893] ? bpf_prog_get+0x20/0x20 [ 333.318697] ? do_syscall_64+0x1b9/0x820 [ 333.322743] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 333.328093] ? syscall_return_slowpath+0x5e0/0x5e0 [ 333.333016] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.338018] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 333.343226] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 333.349880] ? __switch_to_asm+0x40/0x70 [ 333.353933] ? __switch_to_asm+0x34/0x70 [ 333.357987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.362822] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 333.368186] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 333.368268] aoe: skb alloc failure [ 333.374922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.374926] Call Trace: [ 333.374931] [ 333.374944] dump_stack+0x244/0x39d [ 333.374959] ? dump_stack_print_info.cold.1+0x20/0x20 [ 333.378485] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 333.387803] warn_alloc.cold.116+0xb7/0x1bd [ 333.390350] syz-executor1 cpuset=syz1 mems_allowed=0 [ 333.392489] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 333.425915] ? lock_downgrade+0x900/0x900 [ 333.430051] ? trace_hardirqs_off+0xb8/0x310 [ 333.434447] ? trace_hardirqs_off+0xb8/0x310 [ 333.438851] __alloc_pages_slowpath+0x26e8/0x2e10 [ 333.443702] ? warn_alloc+0x120/0x120 [ 333.447492] ? print_usage_bug+0xc0/0xc0 [ 333.451544] ? warn_alloc+0x120/0x120 [ 333.455341] ? warn_alloc+0x120/0x120 [ 333.459130] ? print_usage_bug+0xc0/0xc0 [ 333.463192] ? print_usage_bug+0xc0/0xc0 [ 333.467240] ? __lock_acquire+0x62f/0x4c20 [ 333.471466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.476991] ? should_fail+0x22d/0xd01 [ 333.480875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.485961] ? __lock_acquire+0x62f/0x4c20 [ 333.490183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.495268] ? __lock_acquire+0x62f/0x4c20 [ 333.499486] ? should_fail+0x22d/0xd01 [ 333.503358] ? find_held_lock+0x36/0x1c0 [ 333.507410] ? mark_held_locks+0x130/0x130 [ 333.511636] ? mark_held_locks+0x130/0x130 [ 333.515856] ? zap_class+0x640/0x640 [ 333.519557] ? zap_class+0x640/0x640 [ 333.523257] ? print_usage_bug+0xc0/0xc0 [ 333.527299] ? do_raw_spin_unlock+0xa7/0x330 [ 333.531698] ? zap_class+0x640/0x640 [ 333.535581] ? print_usage_bug+0xc0/0xc0 [ 333.539630] ? wq_watchdog_touch+0x9c/0xfe [ 333.543853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.549377] ? check_preemption_disabled+0x48/0x280 [ 333.554385] ? __lock_is_held+0xb5/0x140 [ 333.558435] __alloc_pages_nodemask+0xa80/0xde0 [ 333.563110] ? zap_class+0x640/0x640 [ 333.566898] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 333.571915] ? find_held_lock+0x36/0x1c0 [ 333.575968] ? ____cache_alloc_node+0x1c7/0x1e0 [ 333.580625] ? lock_downgrade+0x900/0x900 [ 333.584762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.590290] cache_grow_begin+0xa5/0x8c0 [ 333.594346] ? do_raw_spin_unlock+0xa7/0x330 [ 333.598744] fallback_alloc+0x204/0x2e0 [ 333.602712] ____cache_alloc_node+0x1c7/0x1e0 [ 333.607196] kmem_cache_alloc_node+0xe3/0x730 [ 333.611676] ? ipv6_get_ifaddr+0x42e/0x620 [ 333.615915] __alloc_skb+0x119/0x770 [ 333.619631] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 333.624986] ? netdev_alloc_frag+0x1f0/0x1f0 [ 333.629381] ? lock_downgrade+0x900/0x900 [ 333.633516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.639037] ? refcount_sub_and_test_checked+0x203/0x310 [ 333.644475] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 333.649910] ? addrconf_rs_timer+0x690/0x690 [ 333.654319] ndisc_alloc_skb+0x144/0x340 [ 333.658369] ndisc_send_rs+0x331/0x6e0 [ 333.662243] addrconf_rs_timer+0x314/0x690 [ 333.666467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.670696] call_timer_fn+0x272/0x920 [ 333.674591] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.678808] ? process_timeout+0x40/0x40 [ 333.682863] ? mark_held_locks+0xc7/0x130 [ 333.686997] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.691474] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.695952] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.700173] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.704741] ? trace_hardirqs_on+0xbd/0x310 [ 333.709043] ? kasan_check_read+0x11/0x20 [ 333.713173] ? __run_timers+0x7da/0xc70 [ 333.717143] ? trace_hardirqs_off_caller+0x310/0x310 [ 333.722234] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.726460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.730680] __run_timers+0x7e5/0xc70 [ 333.734477] ? timer_fixup_init+0x70/0x70 [ 333.738609] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 333.743611] ? zap_class+0x640/0x640 [ 333.747315] ? print_usage_bug+0xc0/0xc0 [ 333.751373] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 333.756555] ? find_held_lock+0x36/0x1c0 [ 333.760613] ? zap_class+0x640/0x640 [ 333.764324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.769848] ? check_preemption_disabled+0x48/0x280 [ 333.774855] ? __lock_is_held+0xb5/0x140 [ 333.778901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.784424] ? check_preemption_disabled+0x48/0x280 [ 333.789432] run_timer_softirq+0x52/0xb0 [ 333.793493] ? rcu_read_lock_sched_held+0x14f/0x180 [ 333.798497] __do_softirq+0x308/0xb7e [ 333.802287] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 333.806771] ? lock_downgrade+0x900/0x900 [ 333.810915] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 333.816014] ? pvclock_read_flags+0x160/0x160 [ 333.820499] ? lapic_next_event+0x5a/0x90 [ 333.824632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.830157] ? kvm_clock_read+0x18/0x30 [ 333.834115] ? kvm_sched_clock_read+0x9/0x20 [ 333.838507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.844029] ? check_preemption_disabled+0x48/0x280 [ 333.849069] irq_exit+0x17f/0x1c0 [ 333.852508] smp_apic_timer_interrupt+0x1cb/0x760 [ 333.857335] ? smp_reschedule_interrupt+0x109/0x650 [ 333.862337] ? smp_call_function_single_interrupt+0x650/0x650 [ 333.868204] ? interrupt_entry+0xb5/0xc0 [ 333.872254] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.877253] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.882257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.887088] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.892088] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.897120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.901953] apic_timer_interrupt+0xf/0x20 [ 333.906165] [ 333.908391] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 333.913845] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 333.932729] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 333.940420] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 333.947673] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 333.954925] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 333.962179] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 333.969432] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 333.976698] ? check_preemption_disabled+0x3a/0x280 [ 333.981701] ? check_preemption_disabled+0x43/0x280 [ 333.986707] check_preemption_disabled+0x43/0x280 [ 333.991560] debug_smp_processor_id+0x1c/0x20 [ 333.996038] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 334.001308] ? rcu_pm_notify+0xc0/0xc0 [ 334.005179] ? __lock_is_held+0xb5/0x140 [ 334.009233] rcu_read_lock_held+0x90/0xc0 [ 334.013374] list_lru_count_one+0x31a/0x450 [ 334.017682] ? list_lru_isolate_move+0x3c0/0x3c0 [ 334.022445] ? deferred_split_count+0x65/0x170 [ 334.027009] ? shrink_huge_zero_page_count+0xc8/0x100 [ 334.032188] super_cache_count+0x1b9/0x2e0 [ 334.036416] do_shrink_slab+0x1b1/0xd30 [ 334.040378] ? lock_acquire+0x1ed/0x520 [ 334.044343] ? snapshot_refaults+0x290/0x290 [ 334.048736] ? lock_release+0xa00/0xa00 [ 334.052703] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 334.057627] ? down_read_trylock+0xda/0x140 [ 334.061933] ? shrink_slab+0x207/0x8c0 [ 334.065809] ? downgrade_write+0x270/0x270 [ 334.070046] shrink_slab+0x389/0x8c0 [ 334.073744] ? shrink_active_list+0x1f00/0x1f00 [ 334.078405] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 334.084014] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 334.089110] ? cgroup_procs_write_finish+0xf0/0xf0 [ 334.094029] ? find_held_lock+0x36/0x1c0 [ 334.098079] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.103604] shrink_node+0x431/0x16b0 [ 334.107401] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 334.112683] ? shrink_node_memcg+0x18f0/0x18f0 [ 334.117253] ? kvm_clock_read+0x18/0x30 [ 334.121228] ? ktime_get+0x2c1/0x400 [ 334.124931] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 334.129415] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 334.134935] ? __cpuset_node_allowed+0x19b/0x660 [ 334.139694] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 334.145395] ? delayacct_end+0x5a/0x100 [ 334.149447] do_try_to_free_pages+0x3e7/0x1290 [ 334.154012] ? zap_class+0x640/0x640 [ 334.157722] ? shrink_node+0x16b0/0x16b0 [ 334.161771] ? __lock_is_held+0xb5/0x140 [ 334.165830] try_to_free_pages+0x4d0/0xb90 [ 334.170052] ? do_try_to_free_pages+0x1290/0x1290 [ 334.174889] ? lock_acquire+0x1ed/0x520 [ 334.178846] ? set_page_refcounted+0x280/0x280 [ 334.183427] ? lock_release+0xa00/0xa00 [ 334.187388] ? _raw_spin_unlock_irq+0x60/0x80 [ 334.191867] ? psi_memstall_enter+0x240/0x2b0 [ 334.196350] ? psi_memstall_tick+0x230/0x230 [ 334.200755] __alloc_pages_slowpath+0xa14/0x2e10 [ 334.205520] ? warn_alloc+0x120/0x120 [ 334.209326] ? mark_held_locks+0x130/0x130 [ 334.213560] ? warn_alloc+0x120/0x120 [ 334.217345] ? print_usage_bug+0xc0/0xc0 [ 334.221392] ? print_usage_bug+0xc0/0xc0 [ 334.225441] ? perf_event_update_userpage+0xcd0/0xcd0 [ 334.230619] ? print_usage_bug+0xc0/0xc0 [ 334.234666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.240188] ? should_fail+0x22d/0xd01 [ 334.244060] ? zap_class+0x640/0x640 [ 334.247771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.252882] ? zap_class+0x640/0x640 [ 334.256604] ? __lock_is_held+0xb5/0x140 [ 334.260655] ? zap_class+0x640/0x640 [ 334.264357] ? lock_release+0xa00/0xa00 [ 334.268319] ? perf_trace_sched_process_exec+0x860/0x860 [ 334.273754] ? check_preemption_disabled+0x48/0x280 [ 334.278762] ? __might_sleep+0x95/0x190 [ 334.282728] __alloc_pages_nodemask+0xa80/0xde0 [ 334.287388] ? zap_class+0x640/0x640 [ 334.291092] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 334.296102] ? mark_held_locks+0xc7/0x130 [ 334.300239] ? cache_grow_begin+0x65/0x8c0 [ 334.304463] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 334.309028] ? trace_hardirqs_on+0xbd/0x310 [ 334.313333] ? fallback_alloc+0x204/0x2e0 [ 334.317467] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.322562] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 334.328087] cache_grow_begin+0xa5/0x8c0 [ 334.332135] ? do_raw_spin_unlock+0xa7/0x330 [ 334.336539] fallback_alloc+0x204/0x2e0 [ 334.340506] ____cache_alloc_node+0x1c7/0x1e0 [ 334.344993] kmem_cache_alloc_trace+0x214/0x750 [ 334.349655] do_syslog+0xb9b/0x1690 [ 334.353282] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 334.358288] ? finish_wait+0x430/0x430 [ 334.362181] ? aa_path_link+0x5e0/0x5e0 [ 334.366149] kmsg_read+0x8f/0xc0 [ 334.369503] ? kmsg_poll+0xb0/0xb0 [ 334.373034] proc_reg_read+0x2a3/0x3d0 [ 334.376913] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 334.381841] ? mark_held_locks+0xc7/0x130 [ 334.385975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.391500] ? fsnotify+0x4e5/0xf20 [ 334.395127] __vfs_read+0x117/0x9b0 [ 334.398738] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 334.403653] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 334.408568] ? vfs_copy_file_range+0xb90/0xb90 [ 334.413139] ? fsnotify+0xf20/0xf20 [ 334.416759] ? fsnotify_first_mark+0x350/0x350 [ 334.421357] ? security_file_permission+0x1c2/0x220 [ 334.426363] ? rw_verify_area+0x118/0x360 [ 334.430499] vfs_read+0x17f/0x3c0 [ 334.434046] ksys_read+0x101/0x260 [ 334.437601] ? kernel_write+0x120/0x120 [ 334.441564] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.446657] __x64_sys_read+0x73/0xb0 [ 334.450445] do_syscall_64+0x1b9/0x820 [ 334.454316] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 334.459666] ? syscall_return_slowpath+0x5e0/0x5e0 [ 334.464580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.469410] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.474411] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 334.479413] ? prepare_exit_to_usermode+0x291/0x3b0 [ 334.484418] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.489258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 334.494435] RIP: 0033:0x7fe74e2211fd [ 334.498162] Code: Bad RIP value. [ 334.501513] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 334.509429] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 334.516961] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 334.524219] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 334.531479] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 334.538734] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 334.546008] warn_alloc_show_mem: 1 callbacks suppressed [ 334.546016] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 334.546017] Mem-Info: [ 334.546045] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 334.546045] active_file:15 inactive_file:9 isolated_file:0 [ 334.546045] unevictable:0 dirty:0 writeback:0 unstable:0 [ 334.546045] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 334.546045] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 334.546045] free:13746 free_pcp:134 free_cma:0 [ 334.551369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.558633] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 334.561016] Call Trace: [ 334.593791] 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 [ 334.603125] [ 334.630590] lowmem_reserve[]: 0 2818 6321 6321 [ 334.633158] dump_stack+0x244/0x39d [ 334.659235] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 334.661370] ? dump_stack_print_info.cold.1+0x20/0x20 [ 334.665914] lowmem_reserve[]: 0 0 3503 3503 [ 334.669533] warn_alloc.cold.116+0xb7/0x1bd [ 334.696814] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 334.701989] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 334.706272] lowmem_reserve[]: 0 0 0 0 [ 334.710578] ? lock_downgrade+0x900/0x900 [ 334.739337] 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 [ 334.744166] ? trace_hardirqs_off+0xb8/0x310 [ 334.747927] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 334.752061] ? trace_hardirqs_off+0xb8/0x310 [ 334.765544] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 334.769937] __alloc_pages_slowpath+0x26e8/0x2e10 [ 334.785164] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 334.789567] ? warn_alloc+0x120/0x120 [ 334.803997] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 334.808816] ? warn_alloc+0x120/0x120 [ 334.817612] 268 total pagecache pages [ 334.821389] ? __lock_acquire+0x62f/0x4c20 [ 334.829936] 0 pages in swap cache [ 334.833842] ? warn_alloc+0x120/0x120 [ 334.837612] Swap cache stats: add 0, delete 0, find 0/0 [ 334.841823] ? print_usage_bug+0xc0/0xc0 [ 334.845243] Free swap = 0kB [ 334.849023] ? print_usage_bug+0xc0/0xc0 [ 334.854350] Total swap = 0kB [ 334.858391] ? mark_held_locks+0x130/0x130 [ 334.861378] 1965979 pages RAM [ 334.865418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.868398] 0 pages HighMem/MovableOnly [ 334.872611] ? should_fail+0x22d/0xd01 [ 334.875679] 342853 pages reserved [ 334.875685] 0 pages cma reserved [ 334.881198] ? zap_class+0x640/0x640 [ 334.885212] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 334.889116] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.892589] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 334.895882] ? __lock_acquire+0x62f/0x4c20 [ 334.899561] rsyslogd cpuset=/ mems_allowed=0 [ 334.906032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.934813] ? should_fail+0x22d/0xd01 [ 334.938707] ? mark_held_locks+0x130/0x130 [ 334.942929] ? mark_held_locks+0x130/0x130 [ 334.947161] ? lock_downgrade+0x900/0x900 [ 334.951296] ? zap_class+0x640/0x640 [ 334.954994] ? zap_class+0x640/0x640 [ 334.958693] ? zap_class+0x640/0x640 [ 334.962390] ? do_raw_spin_unlock+0xa7/0x330 [ 334.966783] ? trace_hardirqs_on+0x310/0x310 [ 334.971192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.976724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.982248] ? check_preemption_disabled+0x48/0x280 [ 334.987259] ? __lock_is_held+0xb5/0x140 [ 334.991326] __alloc_pages_nodemask+0xa80/0xde0 [ 334.995982] ? zap_class+0x640/0x640 [ 334.999685] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 335.004697] ? find_held_lock+0x36/0x1c0 [ 335.008761] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.013414] ? lock_downgrade+0x900/0x900 [ 335.017565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.023095] cache_grow_begin+0xa5/0x8c0 [ 335.027141] ? do_raw_spin_unlock+0xa7/0x330 [ 335.031539] fallback_alloc+0x204/0x2e0 [ 335.035503] ____cache_alloc_node+0x1c7/0x1e0 [ 335.039987] kmem_cache_alloc_node+0xe3/0x730 [ 335.044466] ? __kmalloc_node_track_caller+0x50/0x70 [ 335.049558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.055099] __alloc_skb+0x119/0x770 [ 335.058797] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 335.064153] ? netdev_alloc_frag+0x1f0/0x1f0 [ 335.068553] ? vprintk_default+0x28/0x30 [ 335.072602] ? vprintk_func+0x85/0x181 [ 335.076477] ? printk+0xa7/0xcf [ 335.079745] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 335.084495] new_skb+0x26/0x1c0 [ 335.087765] aoecmd_cfg+0x279/0x7f0 [ 335.091385] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 335.095701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.101231] ? __lock_is_held+0xb5/0x140 [ 335.105284] discover_timer+0x50/0x60 [ 335.109073] call_timer_fn+0x272/0x920 [ 335.112944] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.117778] ? process_timeout+0x40/0x40 [ 335.121833] ? __run_timers+0x7da/0xc70 [ 335.125795] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.130277] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.134754] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.139580] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.144151] ? trace_hardirqs_on+0xbd/0x310 [ 335.148480] ? kasan_check_read+0x11/0x20 [ 335.152614] ? __run_timers+0x7da/0xc70 [ 335.156574] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.161675] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.166502] __run_timers+0x7e5/0xc70 [ 335.170298] ? timer_fixup_init+0x70/0x70 [ 335.174434] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 335.179436] ? zap_class+0x640/0x640 [ 335.183139] ? enqueue_hrtimer+0x1a5/0x560 [ 335.187362] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 335.192542] ? find_held_lock+0x36/0x1c0 [ 335.196591] ? zap_class+0x640/0x640 [ 335.200296] ? pvclock_read_flags+0x160/0x160 [ 335.204779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.210301] ? check_preemption_disabled+0x48/0x280 [ 335.215309] ? __lock_is_held+0xb5/0x140 [ 335.219355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.224878] ? check_preemption_disabled+0x48/0x280 [ 335.229883] run_timer_softirq+0x52/0xb0 [ 335.233929] ? rcu_read_lock_sched_held+0x14f/0x180 [ 335.238938] __do_softirq+0x308/0xb7e [ 335.242734] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 335.247218] ? lock_downgrade+0x900/0x900 [ 335.251355] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 335.256450] ? pvclock_read_flags+0x160/0x160 [ 335.260941] ? lapic_next_event+0x5a/0x90 [ 335.265091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.270619] ? kvm_clock_read+0x18/0x30 [ 335.274577] ? kvm_sched_clock_read+0x9/0x20 [ 335.278973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.284496] ? check_preemption_disabled+0x48/0x280 [ 335.289506] irq_exit+0x17f/0x1c0 [ 335.292952] smp_apic_timer_interrupt+0x1cb/0x760 [ 335.297785] ? smp_call_function_single_interrupt+0x159/0x650 [ 335.303654] ? smp_call_function_single_interrupt+0x650/0x650 [ 335.309524] ? interrupt_entry+0xb5/0xc0 [ 335.313577] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.318579] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.323582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.328409] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.333412] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.338580] ? task_prio+0x50/0x50 [ 335.342107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.347630] ? check_preemption_disabled+0x48/0x280 [ 335.352635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.357474] apic_timer_interrupt+0xf/0x20 [ 335.361691] [ 335.363916] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 335.368849] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 335.387731] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 335.395423] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 335.402675] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 335.409932] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 335.417187] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 335.424439] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 335.431729] skb_clone+0x1bb/0x500 [ 335.435257] ? finish_task_switch+0x2f4/0x910 [ 335.439740] ? skb_split+0x11e0/0x11e0 [ 335.443613] ? preempt_notifier_register+0x200/0x200 [ 335.448698] ? __switch_to_asm+0x34/0x70 [ 335.452741] ? __switch_to_asm+0x34/0x70 [ 335.456787] ? __switch_to_asm+0x40/0x70 [ 335.460829] ? __switch_to_asm+0x34/0x70 [ 335.464872] ? __switch_to_asm+0x40/0x70 [ 335.468917] ? __switch_to_asm+0x34/0x70 [ 335.472966] ? __switch_to_asm+0x40/0x70 [ 335.477010] ? __switch_to_asm+0x34/0x70 [ 335.481054] ? __switch_to_asm+0x34/0x70 [ 335.485110] ? __switch_to_asm+0x40/0x70 [ 335.489163] ? __switch_to_asm+0x34/0x70 [ 335.493212] bpf_clone_redirect+0xb9/0x490 [ 335.497437] ? __schedule+0x8d7/0x21d0 [ 335.501322] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 335.506325] ? __sched_text_start+0x8/0x8 [ 335.510461] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 335.515213] ? find_held_lock+0x36/0x1c0 [ 335.519275] ? lock_acquire+0x1ed/0x520 [ 335.523241] ? bpf_test_run+0x3cb/0x780 [ 335.527205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.532835] ? check_preemption_disabled+0x48/0x280 [ 335.537840] ? kasan_check_read+0x11/0x20 [ 335.541975] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.547235] ? rcu_softirq_qs+0x20/0x20 [ 335.551196] ? preempt_schedule+0x4d/0x60 [ 335.555335] ? ___preempt_schedule+0x16/0x18 [ 335.559733] ? bpf_test_run+0x25d/0x780 [ 335.563702] ? netlink_diag_dump+0x2a0/0x2a0 [ 335.568097] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.573617] ? bpf_test_init.isra.10+0x70/0x100 [ 335.578300] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 335.583052] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 335.587878] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.593402] ? fput+0x130/0x1a0 [ 335.596672] ? __bpf_prog_get+0x9b/0x290 [ 335.600724] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 335.605550] ? bpf_prog_test_run+0x130/0x1a0 [ 335.609950] ? __x64_sys_bpf+0x3d8/0x520 [ 335.613996] ? bpf_prog_get+0x20/0x20 [ 335.617796] ? do_syscall_64+0x1b9/0x820 [ 335.621840] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 335.627190] ? syscall_return_slowpath+0x5e0/0x5e0 [ 335.632112] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.637122] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 335.642131] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 335.648785] ? __switch_to_asm+0x40/0x70 [ 335.652828] ? __switch_to_asm+0x34/0x70 [ 335.656877] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.661714] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 335.667081] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 335.667154] aoe: skb alloc failure [ 335.673818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.673821] Call Trace: [ 335.673825] [ 335.673839] dump_stack+0x244/0x39d [ 335.673855] ? dump_stack_print_info.cold.1+0x20/0x20 [ 335.677391] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 335.686820] warn_alloc.cold.116+0xb7/0x1bd [ 335.689363] syz-executor1 cpuset=syz1 mems_allowed=0 [ 335.691492] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.724904] ? lock_downgrade+0x900/0x900 [ 335.729047] ? trace_hardirqs_off+0xb8/0x310 [ 335.733458] ? trace_hardirqs_off+0xb8/0x310 [ 335.737856] __alloc_pages_slowpath+0x26e8/0x2e10 [ 335.742706] ? warn_alloc+0x120/0x120 [ 335.746494] ? print_usage_bug+0xc0/0xc0 [ 335.750541] ? warn_alloc+0x120/0x120 [ 335.754333] ? warn_alloc+0x120/0x120 [ 335.758122] ? print_usage_bug+0xc0/0xc0 [ 335.762181] ? print_usage_bug+0xc0/0xc0 [ 335.766231] ? __lock_acquire+0x62f/0x4c20 [ 335.770462] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.775985] ? should_fail+0x22d/0xd01 [ 335.779862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.784950] ? __lock_acquire+0x62f/0x4c20 [ 335.789175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.794265] ? __lock_acquire+0x62f/0x4c20 [ 335.798482] ? should_fail+0x22d/0xd01 [ 335.802358] ? find_held_lock+0x36/0x1c0 [ 335.806411] ? mark_held_locks+0x130/0x130 [ 335.810635] ? mark_held_locks+0x130/0x130 [ 335.814852] ? zap_class+0x640/0x640 [ 335.818553] ? zap_class+0x640/0x640 [ 335.822254] ? print_usage_bug+0xc0/0xc0 [ 335.826299] ? do_raw_spin_unlock+0xa7/0x330 [ 335.830695] ? zap_class+0x640/0x640 [ 335.834396] ? print_usage_bug+0xc0/0xc0 [ 335.838445] ? wq_watchdog_touch+0x9c/0xfe [ 335.842667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.848197] ? check_preemption_disabled+0x48/0x280 [ 335.853206] ? __lock_is_held+0xb5/0x140 [ 335.857255] __alloc_pages_nodemask+0xa80/0xde0 [ 335.861906] ? zap_class+0x640/0x640 [ 335.865608] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 335.870620] ? find_held_lock+0x36/0x1c0 [ 335.874685] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.879338] ? lock_downgrade+0x900/0x900 [ 335.883477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.889015] cache_grow_begin+0xa5/0x8c0 [ 335.893060] ? do_raw_spin_unlock+0xa7/0x330 [ 335.897461] fallback_alloc+0x204/0x2e0 [ 335.901428] ____cache_alloc_node+0x1c7/0x1e0 [ 335.905913] kmem_cache_alloc_node+0xe3/0x730 [ 335.910401] ? ipv6_get_ifaddr+0x42e/0x620 [ 335.914656] __alloc_skb+0x119/0x770 [ 335.918355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.923621] ? netdev_alloc_frag+0x1f0/0x1f0 [ 335.928022] ? lock_downgrade+0x900/0x900 [ 335.932160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.937685] ? refcount_sub_and_test_checked+0x203/0x310 [ 335.943131] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 335.948565] ? addrconf_rs_timer+0x690/0x690 [ 335.952982] ndisc_alloc_skb+0x144/0x340 [ 335.957035] ndisc_send_rs+0x331/0x6e0 [ 335.960910] addrconf_rs_timer+0x314/0x690 [ 335.965138] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 335.969364] call_timer_fn+0x272/0x920 [ 335.973239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 335.977456] ? process_timeout+0x40/0x40 [ 335.981508] ? mark_held_locks+0xc7/0x130 [ 335.985653] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.990136] ? _raw_spin_unlock_irq+0x27/0x80 [ 335.994617] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 335.998838] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.003405] ? trace_hardirqs_on+0xbd/0x310 [ 336.007714] ? kasan_check_read+0x11/0x20 [ 336.011847] ? __run_timers+0x7da/0xc70 [ 336.015806] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.020897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.025130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.029349] __run_timers+0x7e5/0xc70 [ 336.033155] ? timer_fixup_init+0x70/0x70 [ 336.037292] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 336.042293] ? zap_class+0x640/0x640 [ 336.045995] ? print_usage_bug+0xc0/0xc0 [ 336.050041] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 336.055223] ? find_held_lock+0x36/0x1c0 [ 336.059281] ? zap_class+0x640/0x640 [ 336.062996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.068519] ? check_preemption_disabled+0x48/0x280 [ 336.073529] ? __lock_is_held+0xb5/0x140 [ 336.077577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.083097] ? check_preemption_disabled+0x48/0x280 [ 336.088115] run_timer_softirq+0x52/0xb0 [ 336.092164] ? rcu_read_lock_sched_held+0x14f/0x180 [ 336.097166] __do_softirq+0x308/0xb7e [ 336.100956] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 336.105435] ? lock_downgrade+0x900/0x900 [ 336.109572] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 336.114669] ? pvclock_read_flags+0x160/0x160 [ 336.119149] ? lapic_next_event+0x5a/0x90 [ 336.123283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.128809] ? kvm_clock_read+0x18/0x30 [ 336.132771] ? kvm_sched_clock_read+0x9/0x20 [ 336.137169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.142701] ? check_preemption_disabled+0x48/0x280 [ 336.147710] irq_exit+0x17f/0x1c0 [ 336.151164] smp_apic_timer_interrupt+0x1cb/0x760 [ 336.155993] ? smp_reschedule_interrupt+0x109/0x650 [ 336.160994] ? smp_call_function_single_interrupt+0x650/0x650 [ 336.166863] ? interrupt_entry+0xb5/0xc0 [ 336.170915] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.175916] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.180920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.185752] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.190761] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.195773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.200606] apic_timer_interrupt+0xf/0x20 [ 336.204820] [ 336.207046] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 336.212480] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 336.231369] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 336.239059] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 336.246316] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 336.253567] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 336.260823] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 336.268078] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 336.275366] ? check_preemption_disabled+0x3a/0x280 [ 336.280369] ? check_preemption_disabled+0x43/0x280 [ 336.285381] check_preemption_disabled+0x43/0x280 [ 336.290211] debug_smp_processor_id+0x1c/0x20 [ 336.294695] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 336.299960] ? rcu_pm_notify+0xc0/0xc0 [ 336.303835] ? __lock_is_held+0xb5/0x140 [ 336.307892] rcu_read_lock_held+0x90/0xc0 [ 336.312038] list_lru_count_one+0x31a/0x450 [ 336.316351] ? list_lru_isolate_move+0x3c0/0x3c0 [ 336.321101] ? deferred_split_count+0x65/0x170 [ 336.325668] ? shrink_huge_zero_page_count+0xc8/0x100 [ 336.330872] super_cache_count+0x1b9/0x2e0 [ 336.335107] do_shrink_slab+0x1b1/0xd30 [ 336.339091] ? lock_acquire+0x1ed/0x520 [ 336.343056] ? snapshot_refaults+0x290/0x290 [ 336.347454] ? lock_release+0xa00/0xa00 [ 336.351415] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 336.356339] ? down_read_trylock+0xda/0x140 [ 336.360821] ? shrink_slab+0x207/0x8c0 [ 336.364697] ? downgrade_write+0x270/0x270 [ 336.368928] shrink_slab+0x389/0x8c0 [ 336.372626] ? shrink_active_list+0x1f00/0x1f00 [ 336.377287] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 336.382897] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 336.387991] ? cgroup_procs_write_finish+0xf0/0xf0 [ 336.392929] ? find_held_lock+0x36/0x1c0 [ 336.396977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.402506] shrink_node+0x431/0x16b0 [ 336.406295] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 336.411580] ? shrink_node_memcg+0x18f0/0x18f0 [ 336.416154] ? kvm_clock_read+0x18/0x30 [ 336.420113] ? ktime_get+0x2c1/0x400 [ 336.423817] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 336.428301] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 336.433824] ? __cpuset_node_allowed+0x19b/0x660 [ 336.438565] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 336.444263] ? delayacct_end+0x5a/0x100 [ 336.448231] do_try_to_free_pages+0x3e7/0x1290 [ 336.452799] ? zap_class+0x640/0x640 [ 336.456516] ? shrink_node+0x16b0/0x16b0 [ 336.460575] ? __lock_is_held+0xb5/0x140 [ 336.464633] try_to_free_pages+0x4d0/0xb90 [ 336.468857] ? do_try_to_free_pages+0x1290/0x1290 [ 336.473696] ? lock_acquire+0x1ed/0x520 [ 336.477740] ? set_page_refcounted+0x280/0x280 [ 336.482319] ? lock_release+0xa00/0xa00 [ 336.486300] ? _raw_spin_unlock_irq+0x60/0x80 [ 336.490783] ? psi_memstall_enter+0x240/0x2b0 [ 336.495265] ? psi_memstall_tick+0x230/0x230 [ 336.499668] __alloc_pages_slowpath+0xa14/0x2e10 [ 336.504437] ? warn_alloc+0x120/0x120 [ 336.508401] ? mark_held_locks+0x130/0x130 [ 336.512683] ? warn_alloc+0x120/0x120 [ 336.516472] ? print_usage_bug+0xc0/0xc0 [ 336.520523] ? print_usage_bug+0xc0/0xc0 [ 336.524574] ? perf_event_update_userpage+0xcd0/0xcd0 [ 336.529754] ? print_usage_bug+0xc0/0xc0 [ 336.533820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.539355] ? should_fail+0x22d/0xd01 [ 336.543228] ? zap_class+0x640/0x640 [ 336.546932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.552021] ? zap_class+0x640/0x640 [ 336.555740] ? __lock_is_held+0xb5/0x140 [ 336.559793] ? zap_class+0x640/0x640 [ 336.563494] ? lock_release+0xa00/0xa00 [ 336.567456] ? perf_trace_sched_process_exec+0x860/0x860 [ 336.572888] ? check_preemption_disabled+0x48/0x280 [ 336.577909] ? __might_sleep+0x95/0x190 [ 336.581874] __alloc_pages_nodemask+0xa80/0xde0 [ 336.586525] ? zap_class+0x640/0x640 [ 336.590229] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 336.595241] ? mark_held_locks+0xc7/0x130 [ 336.599376] ? cache_grow_begin+0x65/0x8c0 [ 336.603594] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 336.608163] ? trace_hardirqs_on+0xbd/0x310 [ 336.612469] ? fallback_alloc+0x204/0x2e0 [ 336.616599] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.621692] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 336.627226] cache_grow_begin+0xa5/0x8c0 [ 336.631277] ? do_raw_spin_unlock+0xa7/0x330 [ 336.635674] fallback_alloc+0x204/0x2e0 [ 336.639640] ____cache_alloc_node+0x1c7/0x1e0 [ 336.644124] kmem_cache_alloc_trace+0x214/0x750 [ 336.648801] do_syslog+0xb9b/0x1690 [ 336.652426] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 336.657429] ? finish_wait+0x430/0x430 [ 336.661306] ? aa_path_link+0x5e0/0x5e0 [ 336.665273] kmsg_read+0x8f/0xc0 [ 336.668624] ? kmsg_poll+0xb0/0xb0 [ 336.672154] proc_reg_read+0x2a3/0x3d0 [ 336.676029] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 336.680950] ? mark_held_locks+0xc7/0x130 [ 336.685091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.690611] ? fsnotify+0x4e5/0xf20 [ 336.694229] __vfs_read+0x117/0x9b0 [ 336.697843] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 336.702756] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 336.707669] ? vfs_copy_file_range+0xb90/0xb90 [ 336.712239] ? fsnotify+0xf20/0xf20 [ 336.715876] ? fsnotify_first_mark+0x350/0x350 [ 336.720458] ? security_file_permission+0x1c2/0x220 [ 336.725461] ? rw_verify_area+0x118/0x360 [ 336.729595] vfs_read+0x17f/0x3c0 [ 336.733039] ksys_read+0x101/0x260 [ 336.736586] ? kernel_write+0x120/0x120 [ 336.740547] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.745639] __x64_sys_read+0x73/0xb0 [ 336.749424] do_syscall_64+0x1b9/0x820 [ 336.753296] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 336.758647] ? syscall_return_slowpath+0x5e0/0x5e0 [ 336.763562] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.768391] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.773394] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 336.778398] ? prepare_exit_to_usermode+0x291/0x3b0 [ 336.783406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.788239] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 336.793411] RIP: 0033:0x7fe74e2211fd [ 336.797122] Code: Bad RIP value. [ 336.800470] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 336.808165] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 336.815417] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 336.822669] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 336.829929] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 336.837184] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 336.844456] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 336.844460] warn_alloc_show_mem: 1 callbacks suppressed [ 336.844465] Mem-Info: [ 336.851719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.857073] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 336.857073] active_file:15 inactive_file:9 isolated_file:0 [ 336.857073] unevictable:0 dirty:0 writeback:0 unstable:0 [ 336.857073] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 336.857073] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 336.857073] free:13746 free_pcp:134 free_cma:0 [ 336.859459] Call Trace: [ 336.868927] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 336.901672] [ 336.904227] 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 [ 336.931704] dump_stack+0x244/0x39d [ 336.933823] lowmem_reserve[]: 0 2818 6321 6321 [ 336.959914] ? dump_stack_print_info.cold.1+0x20/0x20 [ 336.963505] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 336.968167] warn_alloc.cold.116+0xb7/0x1bd [ 336.973311] lowmem_reserve[]: 0 0 3503 3503 [ 337.000620] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 337.004911] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 337.009217] ? lock_downgrade+0x900/0x900 [ 337.014028] lowmem_reserve[]: 0 0 0 0 [ 337.042815] ? trace_hardirqs_off+0xb8/0x310 [ 337.046926] 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 [ 337.050709] ? trace_hardirqs_off+0xb8/0x310 [ 337.055170] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 337.068677] __alloc_pages_slowpath+0x26e8/0x2e10 [ 337.073057] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 337.088316] ? warn_alloc+0x120/0x120 [ 337.093114] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 337.107578] ? warn_alloc+0x120/0x120 [ 337.111352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 337.120164] ? __lock_acquire+0x62f/0x4c20 [ 337.123931] 268 total pagecache pages [ 337.132489] ? warn_alloc+0x120/0x120 [ 337.136703] 0 pages in swap cache [ 337.140485] ? print_usage_bug+0xc0/0xc0 [ 337.144261] Swap cache stats: add 0, delete 0, find 0/0 [ 337.147693] ? print_usage_bug+0xc0/0xc0 [ 337.151720] Free swap = 0kB [ 337.157069] ? mark_held_locks+0x130/0x130 [ 337.161103] Total swap = 0kB [ 337.164112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.168313] 1965979 pages RAM [ 337.171319] ? should_fail+0x22d/0xd01 [ 337.176827] 0 pages HighMem/MovableOnly [ 337.179915] ? zap_class+0x640/0x640 [ 337.183772] 342853 pages reserved [ 337.187737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.191415] 0 pages cma reserved [ 337.194847] ? __lock_acquire+0x62f/0x4c20 [ 337.199975] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 337.203257] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.203268] ? should_fail+0x22d/0xd01 [ 337.203289] ? mark_held_locks+0x130/0x130 [ 337.208128] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 337.213958] ? mark_held_locks+0x130/0x130 [ 337.219028] rsyslogd cpuset=/ mems_allowed=0 [ 337.222892] ? lock_downgrade+0x900/0x900 [ 337.249835] ? zap_class+0x640/0x640 [ 337.253537] ? zap_class+0x640/0x640 [ 337.257237] ? zap_class+0x640/0x640 [ 337.260937] ? do_raw_spin_unlock+0xa7/0x330 [ 337.265335] ? trace_hardirqs_on+0x310/0x310 [ 337.269728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.275250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.280779] ? check_preemption_disabled+0x48/0x280 [ 337.285790] ? __lock_is_held+0xb5/0x140 [ 337.289843] __alloc_pages_nodemask+0xa80/0xde0 [ 337.294498] ? zap_class+0x640/0x640 [ 337.298201] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 337.303211] ? find_held_lock+0x36/0x1c0 [ 337.307265] ? ____cache_alloc_node+0x1c7/0x1e0 [ 337.311919] ? lock_downgrade+0x900/0x900 [ 337.316060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.321583] cache_grow_begin+0xa5/0x8c0 [ 337.325629] ? do_raw_spin_unlock+0xa7/0x330 [ 337.330027] fallback_alloc+0x204/0x2e0 [ 337.333997] ____cache_alloc_node+0x1c7/0x1e0 [ 337.338778] kmem_cache_alloc_node+0xe3/0x730 [ 337.343274] ? __kmalloc_node_track_caller+0x50/0x70 [ 337.348363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.353898] __alloc_skb+0x119/0x770 [ 337.357596] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 337.362948] ? netdev_alloc_frag+0x1f0/0x1f0 [ 337.367350] ? vprintk_default+0x28/0x30 [ 337.371397] ? vprintk_func+0x85/0x181 [ 337.375275] ? printk+0xa7/0xcf [ 337.378539] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 337.383289] new_skb+0x26/0x1c0 [ 337.386559] aoecmd_cfg+0x279/0x7f0 [ 337.390179] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 337.394493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.400024] ? __lock_is_held+0xb5/0x140 [ 337.404081] discover_timer+0x50/0x60 [ 337.407865] call_timer_fn+0x272/0x920 [ 337.411736] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 337.416570] ? process_timeout+0x40/0x40 [ 337.420621] ? __run_timers+0x7da/0xc70 [ 337.424585] ? _raw_spin_unlock_irq+0x27/0x80 [ 337.429063] ? _raw_spin_unlock_irq+0x27/0x80 [ 337.433541] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 337.438370] ? lockdep_hardirqs_on+0x296/0x5b0 [ 337.442942] ? trace_hardirqs_on+0xbd/0x310 [ 337.447254] ? kasan_check_read+0x11/0x20 [ 337.451396] ? __run_timers+0x7da/0xc70 [ 337.455358] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.460456] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 337.465285] __run_timers+0x7e5/0xc70 [ 337.469084] ? timer_fixup_init+0x70/0x70 [ 337.473218] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 337.478220] ? zap_class+0x640/0x640 [ 337.481925] ? enqueue_hrtimer+0x1a5/0x560 [ 337.486146] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 337.491329] ? find_held_lock+0x36/0x1c0 [ 337.495378] ? zap_class+0x640/0x640 [ 337.499153] ? pvclock_read_flags+0x160/0x160 [ 337.503638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.509171] ? check_preemption_disabled+0x48/0x280 [ 337.514178] ? __lock_is_held+0xb5/0x140 [ 337.518224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.523846] ? check_preemption_disabled+0x48/0x280 [ 337.528868] run_timer_softirq+0x52/0xb0 [ 337.532914] ? rcu_read_lock_sched_held+0x14f/0x180 [ 337.537920] __do_softirq+0x308/0xb7e [ 337.541708] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 337.546189] ? lock_downgrade+0x900/0x900 [ 337.550327] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 337.555422] ? pvclock_read_flags+0x160/0x160 [ 337.559917] ? lapic_next_event+0x5a/0x90 [ 337.564074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.569606] ? kvm_clock_read+0x18/0x30 [ 337.573566] ? kvm_sched_clock_read+0x9/0x20 [ 337.577976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.583509] ? check_preemption_disabled+0x48/0x280 [ 337.588520] irq_exit+0x17f/0x1c0 [ 337.591959] smp_apic_timer_interrupt+0x1cb/0x760 [ 337.596790] ? smp_call_function_single_interrupt+0x159/0x650 [ 337.602661] ? smp_call_function_single_interrupt+0x650/0x650 [ 337.608533] ? interrupt_entry+0xb5/0xc0 [ 337.612587] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.617595] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.622595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.627424] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.632423] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.637424] ? task_prio+0x50/0x50 [ 337.640955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.646482] ? check_preemption_disabled+0x48/0x280 [ 337.651486] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.656319] apic_timer_interrupt+0xf/0x20 [ 337.660533] [ 337.662759] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 337.667675] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 337.686558] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 337.694253] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 337.701504] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 337.708772] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 337.716115] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 337.723369] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 337.730654] skb_clone+0x1bb/0x500 [ 337.734186] ? finish_task_switch+0x2f4/0x910 [ 337.738668] ? skb_split+0x11e0/0x11e0 [ 337.742542] ? preempt_notifier_register+0x200/0x200 [ 337.747631] ? __switch_to_asm+0x34/0x70 [ 337.751672] ? __switch_to_asm+0x34/0x70 [ 337.755716] ? __switch_to_asm+0x40/0x70 [ 337.759784] ? __switch_to_asm+0x34/0x70 [ 337.763830] ? __switch_to_asm+0x40/0x70 [ 337.767892] ? __switch_to_asm+0x34/0x70 [ 337.771939] ? __switch_to_asm+0x40/0x70 [ 337.775986] ? __switch_to_asm+0x34/0x70 [ 337.780028] ? __switch_to_asm+0x34/0x70 [ 337.784072] ? __switch_to_asm+0x40/0x70 [ 337.788115] ? __switch_to_asm+0x34/0x70 [ 337.792164] bpf_clone_redirect+0xb9/0x490 [ 337.796384] ? __schedule+0x8d7/0x21d0 [ 337.800262] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 337.805266] ? __sched_text_start+0x8/0x8 [ 337.809398] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 337.814148] ? find_held_lock+0x36/0x1c0 [ 337.818199] ? lock_acquire+0x1ed/0x520 [ 337.822180] ? bpf_test_run+0x3cb/0x780 [ 337.826143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.831766] ? check_preemption_disabled+0x48/0x280 [ 337.836772] ? kasan_check_read+0x11/0x20 [ 337.840904] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.846168] ? rcu_softirq_qs+0x20/0x20 [ 337.850130] ? preempt_schedule+0x4d/0x60 [ 337.854266] ? ___preempt_schedule+0x16/0x18 [ 337.858688] ? bpf_test_run+0x25d/0x780 [ 337.862660] ? netlink_diag_dump+0x2a0/0x2a0 [ 337.867057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.872577] ? bpf_test_init.isra.10+0x70/0x100 [ 337.877238] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 337.882002] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 337.886827] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.892349] ? fput+0x130/0x1a0 [ 337.895615] ? __bpf_prog_get+0x9b/0x290 [ 337.899676] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 337.904501] ? bpf_prog_test_run+0x130/0x1a0 [ 337.908899] ? __x64_sys_bpf+0x3d8/0x520 [ 337.912951] ? bpf_prog_get+0x20/0x20 [ 337.916761] ? do_syscall_64+0x1b9/0x820 [ 337.920803] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 337.926153] ? syscall_return_slowpath+0x5e0/0x5e0 [ 337.931069] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.936074] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 337.941078] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 337.947733] ? __switch_to_asm+0x40/0x70 [ 337.951778] ? __switch_to_asm+0x34/0x70 [ 337.955831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.960671] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 337.966039] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 337.966106] aoe: skb alloc failure [ 337.972785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.976347] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 337.985628] Call Trace: [ 337.996084] syz-executor1 cpuset=syz1 mems_allowed=0 [ 337.998640] [ 338.005852] dump_stack+0x244/0x39d [ 338.009466] ? dump_stack_print_info.cold.1+0x20/0x20 [ 338.014648] warn_alloc.cold.116+0xb7/0x1bd [ 338.018963] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 338.023793] ? lock_downgrade+0x900/0x900 [ 338.027937] ? trace_hardirqs_off+0xb8/0x310 [ 338.032337] ? trace_hardirqs_off+0xb8/0x310 [ 338.036736] __alloc_pages_slowpath+0x26e8/0x2e10 [ 338.041584] ? warn_alloc+0x120/0x120 [ 338.045377] ? warn_alloc+0x120/0x120 [ 338.049166] ? warn_alloc+0x120/0x120 [ 338.052961] ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40 [ 338.058309] ? print_usage_bug+0xc0/0xc0 [ 338.062355] ? is_bpf_text_address+0xac/0x170 [ 338.066842] ? print_usage_bug+0xc0/0xc0 [ 338.070894] ? kasan_check_read+0x11/0x20 [ 338.075026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.080554] ? should_fail+0x22d/0xd01 [ 338.084428] ? rcu_softirq_qs+0x20/0x20 [ 338.088391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.093478] ? __lock_acquire+0x62f/0x4c20 [ 338.097701] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.102786] ? __lock_acquire+0x62f/0x4c20 [ 338.107005] ? should_fail+0x22d/0xd01 [ 338.110887] ? mark_held_locks+0x130/0x130 [ 338.115112] ? mark_held_locks+0x130/0x130 [ 338.119331] ? try_to_wake_up+0x11c/0x1490 [ 338.123552] ? lock_downgrade+0x900/0x900 [ 338.127685] ? save_stack_trace+0x1a/0x20 [ 338.131820] ? zap_class+0x640/0x640 [ 338.135517] ? print_usage_bug+0xc0/0xc0 [ 338.139561] ? trace_hardirqs_off+0xb8/0x310 [ 338.143953] ? kasan_check_read+0x11/0x20 [ 338.148087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.153608] ? check_preemption_disabled+0x48/0x280 [ 338.158615] ? __lock_is_held+0xb5/0x140 [ 338.162670] __alloc_pages_nodemask+0xa80/0xde0 [ 338.167321] ? zap_class+0x640/0x640 [ 338.171025] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 338.176037] ? find_held_lock+0x36/0x1c0 [ 338.180089] ? ____cache_alloc_node+0x1c7/0x1e0 [ 338.184747] ? lock_downgrade+0x900/0x900 [ 338.188884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.194413] cache_grow_begin+0xa5/0x8c0 [ 338.198458] ? do_raw_spin_unlock+0xa7/0x330 [ 338.202858] fallback_alloc+0x204/0x2e0 [ 338.206825] ____cache_alloc_node+0x1c7/0x1e0 [ 338.211311] kmem_cache_alloc_node+0xe3/0x730 [ 338.215791] ? ipv6_get_ifaddr+0x42e/0x620 [ 338.220019] __alloc_skb+0x119/0x770 [ 338.223719] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 338.228983] ? netdev_alloc_frag+0x1f0/0x1f0 [ 338.233375] ? lock_downgrade+0x900/0x900 [ 338.237539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.243060] ? refcount_sub_and_test_checked+0x203/0x310 [ 338.248495] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 338.253934] ? addrconf_rs_timer+0x690/0x690 [ 338.258336] ndisc_alloc_skb+0x144/0x340 [ 338.262394] ndisc_send_rs+0x331/0x6e0 [ 338.266273] addrconf_rs_timer+0x314/0x690 [ 338.270496] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.274723] call_timer_fn+0x272/0x920 [ 338.278594] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.282816] ? process_timeout+0x40/0x40 [ 338.286869] ? mark_held_locks+0xc7/0x130 [ 338.291005] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.295484] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.299978] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.304220] ? lockdep_hardirqs_on+0x296/0x5b0 [ 338.308787] ? trace_hardirqs_on+0xbd/0x310 [ 338.313096] ? kasan_check_read+0x11/0x20 [ 338.317226] ? __run_timers+0x7da/0xc70 [ 338.321188] ? trace_hardirqs_off_caller+0x310/0x310 [ 338.326283] ? __queue_work+0x1440/0x1440 [ 338.330419] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.334635] __run_timers+0x7e5/0xc70 [ 338.338434] ? timer_fixup_init+0x70/0x70 [ 338.342584] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 338.347585] ? zap_class+0x640/0x640 [ 338.351286] ? print_usage_bug+0xc0/0xc0 [ 338.355332] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 338.360513] ? find_held_lock+0x36/0x1c0 [ 338.364564] ? zap_class+0x640/0x640 [ 338.368271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.373792] ? check_preemption_disabled+0x48/0x280 [ 338.378917] ? __lock_is_held+0xb5/0x140 [ 338.382967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.388488] ? check_preemption_disabled+0x48/0x280 [ 338.393504] run_timer_softirq+0x52/0xb0 [ 338.397551] ? rcu_read_lock_sched_held+0x14f/0x180 [ 338.402555] __do_softirq+0x308/0xb7e [ 338.406343] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 338.410824] ? lock_downgrade+0x900/0x900 [ 338.414964] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 338.420059] ? pvclock_read_flags+0x160/0x160 [ 338.424539] ? lapic_next_event+0x5a/0x90 [ 338.428673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.434199] ? kvm_clock_read+0x18/0x30 [ 338.438160] ? kvm_sched_clock_read+0x9/0x20 [ 338.442559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.448083] ? check_preemption_disabled+0x48/0x280 [ 338.453093] irq_exit+0x17f/0x1c0 [ 338.456532] smp_apic_timer_interrupt+0x1cb/0x760 [ 338.461362] ? smp_reschedule_interrupt+0x109/0x650 [ 338.466469] ? smp_call_function_single_interrupt+0x650/0x650 [ 338.472341] ? interrupt_entry+0xb5/0xc0 [ 338.476386] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.481384] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.486388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.491215] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.496220] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.501232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.506244] apic_timer_interrupt+0xf/0x20 [ 338.510458] [ 338.512681] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 338.518119] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 338.537005] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 338.544697] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 338.551951] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 338.559206] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 338.566462] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 338.573714] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 338.580985] ? check_preemption_disabled+0x3a/0x280 [ 338.585989] ? check_preemption_disabled+0x43/0x280 [ 338.590997] check_preemption_disabled+0x43/0x280 [ 338.595832] debug_smp_processor_id+0x1c/0x20 [ 338.600313] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 338.605576] ? rcu_pm_notify+0xc0/0xc0 [ 338.609448] ? __lock_is_held+0xb5/0x140 [ 338.613512] rcu_read_lock_held+0x90/0xc0 [ 338.617645] list_lru_count_one+0x31a/0x450 [ 338.621962] ? list_lru_isolate_move+0x3c0/0x3c0 [ 338.626704] ? deferred_split_count+0x65/0x170 [ 338.631271] ? shrink_huge_zero_page_count+0xc8/0x100 [ 338.636453] super_cache_count+0x1b9/0x2e0 [ 338.640681] do_shrink_slab+0x1b1/0xd30 [ 338.644652] ? lock_acquire+0x1ed/0x520 [ 338.648629] ? snapshot_refaults+0x290/0x290 [ 338.653023] ? lock_release+0xa00/0xa00 [ 338.656986] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 338.661914] ? down_read_trylock+0xda/0x140 [ 338.666216] ? shrink_slab+0x207/0x8c0 [ 338.670087] ? downgrade_write+0x270/0x270 [ 338.674316] shrink_slab+0x389/0x8c0 [ 338.678019] ? shrink_active_list+0x1f00/0x1f00 [ 338.682681] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 338.688291] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 338.693387] ? cgroup_procs_write_finish+0xf0/0xf0 [ 338.698305] ? find_held_lock+0x36/0x1c0 [ 338.702354] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.707885] shrink_node+0x431/0x16b0 [ 338.711672] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 338.716958] ? shrink_node_memcg+0x18f0/0x18f0 [ 338.721528] ? kvm_clock_read+0x18/0x30 [ 338.725491] ? ktime_get+0x2c1/0x400 [ 338.729194] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 338.733674] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 338.739194] ? __cpuset_node_allowed+0x19b/0x660 [ 338.743939] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 338.749637] ? delayacct_end+0x5a/0x100 [ 338.753602] do_try_to_free_pages+0x3e7/0x1290 [ 338.758168] ? zap_class+0x640/0x640 [ 338.761887] ? shrink_node+0x16b0/0x16b0 [ 338.765935] ? __lock_is_held+0xb5/0x140 [ 338.769993] try_to_free_pages+0x4d0/0xb90 [ 338.774216] ? do_try_to_free_pages+0x1290/0x1290 [ 338.779055] ? lock_acquire+0x1ed/0x520 [ 338.783017] ? set_page_refcounted+0x280/0x280 [ 338.787590] ? lock_release+0xa00/0xa00 [ 338.791552] ? _raw_spin_unlock_irq+0x60/0x80 [ 338.796030] ? psi_memstall_enter+0x240/0x2b0 [ 338.800599] ? psi_memstall_tick+0x230/0x230 [ 338.804999] __alloc_pages_slowpath+0xa14/0x2e10 [ 338.809761] ? warn_alloc+0x120/0x120 [ 338.813571] ? mark_held_locks+0x130/0x130 [ 338.817900] ? warn_alloc+0x120/0x120 [ 338.821691] ? print_usage_bug+0xc0/0xc0 [ 338.825742] ? print_usage_bug+0xc0/0xc0 [ 338.829883] ? perf_event_update_userpage+0xcd0/0xcd0 [ 338.835060] ? print_usage_bug+0xc0/0xc0 [ 338.839112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.844640] ? should_fail+0x22d/0xd01 [ 338.848511] ? zap_class+0x640/0x640 [ 338.852214] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.857304] ? zap_class+0x640/0x640 [ 338.861024] ? __lock_is_held+0xb5/0x140 [ 338.865087] ? zap_class+0x640/0x640 [ 338.868791] ? lock_release+0xa00/0xa00 [ 338.872749] ? perf_trace_sched_process_exec+0x860/0x860 [ 338.878183] ? check_preemption_disabled+0x48/0x280 [ 338.883197] ? __might_sleep+0x95/0x190 [ 338.887166] __alloc_pages_nodemask+0xa80/0xde0 [ 338.891822] ? zap_class+0x640/0x640 [ 338.895522] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 338.900532] ? mark_held_locks+0xc7/0x130 [ 338.904667] ? cache_grow_begin+0x65/0x8c0 [ 338.908892] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 338.913464] ? trace_hardirqs_on+0xbd/0x310 [ 338.917769] ? fallback_alloc+0x204/0x2e0 [ 338.921902] ? trace_hardirqs_off_caller+0x310/0x310 [ 338.926992] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 338.932515] cache_grow_begin+0xa5/0x8c0 [ 338.936561] ? do_raw_spin_unlock+0xa7/0x330 [ 338.940963] fallback_alloc+0x204/0x2e0 [ 338.944927] ____cache_alloc_node+0x1c7/0x1e0 [ 338.949414] kmem_cache_alloc_trace+0x214/0x750 [ 338.954078] do_syslog+0xb9b/0x1690 [ 338.957699] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 338.962699] ? finish_wait+0x430/0x430 [ 338.966579] ? aa_path_link+0x5e0/0x5e0 [ 338.970547] kmsg_read+0x8f/0xc0 [ 338.973900] ? kmsg_poll+0xb0/0xb0 [ 338.977426] proc_reg_read+0x2a3/0x3d0 [ 338.981308] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 338.986223] ? mark_held_locks+0xc7/0x130 [ 338.990358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.995882] ? fsnotify+0x4e5/0xf20 [ 338.999497] __vfs_read+0x117/0x9b0 [ 339.003111] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 339.008030] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 339.012963] ? vfs_copy_file_range+0xb90/0xb90 [ 339.017533] ? fsnotify+0xf20/0xf20 [ 339.021156] ? fsnotify_first_mark+0x350/0x350 [ 339.025736] ? security_file_permission+0x1c2/0x220 [ 339.030758] ? rw_verify_area+0x118/0x360 [ 339.034893] vfs_read+0x17f/0x3c0 [ 339.038334] ksys_read+0x101/0x260 [ 339.041881] ? kernel_write+0x120/0x120 [ 339.045847] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.050956] __x64_sys_read+0x73/0xb0 [ 339.054748] do_syscall_64+0x1b9/0x820 [ 339.058617] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 339.063967] ? syscall_return_slowpath+0x5e0/0x5e0 [ 339.068883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.073714] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.078719] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 339.083725] ? prepare_exit_to_usermode+0x291/0x3b0 [ 339.088729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.093565] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.098742] RIP: 0033:0x7fe74e2211fd [ 339.102449] Code: Bad RIP value. [ 339.105794] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 339.113486] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 339.120741] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 339.127997] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 339.135255] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 339.142508] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 339.149885] warn_alloc_show_mem: 1 callbacks suppressed [ 339.149893] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 339.149895] Mem-Info: [ 339.149923] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 339.149923] active_file:15 inactive_file:9 isolated_file:0 [ 339.149923] unevictable:0 dirty:0 writeback:0 unstable:0 [ 339.149923] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 339.149923] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 339.149923] free:13746 free_pcp:134 free_cma:0 [ 339.155343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.155349] Call Trace: [ 339.162614] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 339.165001] [ 339.197849] 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 [ 339.207185] dump_stack+0x244/0x39d [ 339.209733] lowmem_reserve[]: 0 2818 6321 6321 [ 339.237210] ? dump_stack_print_info.cold.1+0x20/0x20 [ 339.239325] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 339.265431] warn_alloc.cold.116+0xb7/0x1bd [ 339.269019] lowmem_reserve[]: 0 0 3503 3503 [ 339.273580] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.278734] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 339.306051] ? lock_downgrade+0x900/0x900 [ 339.310339] lowmem_reserve[]: 0 0 0 0 [ 339.314655] ? trace_hardirqs_off+0xb8/0x310 [ 339.319465] 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 [ 339.348410] ? trace_hardirqs_off+0xb8/0x310 [ 339.352523] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 339.356309] __alloc_pages_slowpath+0x26e8/0x2e10 [ 339.360681] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 339.374205] ? warn_alloc+0x120/0x120 [ 339.378565] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 339.393800] ? warn_alloc+0x120/0x120 [ 339.398618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 339.413069] ? warn_alloc+0x120/0x120 [ 339.416841] 268 total pagecache pages [ 339.425657] ? print_usage_bug+0xc0/0xc0 [ 339.429429] 0 pages in swap cache [ 339.437979] ? print_usage_bug+0xc0/0xc0 [ 339.441746] Swap cache stats: add 0, delete 0, find 0/0 [ 339.445520] ? ktime_get+0x2c1/0x400 [ 339.449548] Free swap = 0kB [ 339.452988] ? check_preemption_disabled+0x48/0x280 [ 339.457008] Total swap = 0kB [ 339.457014] 1965979 pages RAM [ 339.462356] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 339.466041] 0 pages HighMem/MovableOnly [ 339.469037] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.474016] 342853 pages reserved [ 339.474022] 0 pages cma reserved [ 339.477022] ? should_fail+0x22d/0xd01 [ 339.480156] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 339.484565] ? kasan_check_read+0x11/0x20 [ 339.484587] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.488580] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.494041] ? __lock_acquire+0x62f/0x4c20 [ 339.497461] rsyslogd cpuset=/ mems_allowed=0 [ 339.500812] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.544041] ? should_fail+0x22d/0xd01 [ 339.547913] ? print_usage_bug+0xc0/0xc0 [ 339.552054] ? mark_held_locks+0x130/0x130 [ 339.556277] ? mark_held_locks+0x130/0x130 [ 339.560496] ? check_preemption_disabled+0x48/0x280 [ 339.565503] ? zap_class+0x640/0x640 [ 339.569205] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 339.573948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.579478] ? check_preemption_disabled+0x48/0x280 [ 339.584489] ? __lock_is_held+0xb5/0x140 [ 339.588543] __alloc_pages_nodemask+0xa80/0xde0 [ 339.593201] ? zap_class+0x640/0x640 [ 339.596903] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 339.601912] ? find_held_lock+0x36/0x1c0 [ 339.606066] ? ____cache_alloc_node+0x1c7/0x1e0 [ 339.610746] ? lock_downgrade+0x900/0x900 [ 339.614889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.620430] cache_grow_begin+0xa5/0x8c0 [ 339.624480] ? do_raw_spin_unlock+0xa7/0x330 [ 339.628882] fallback_alloc+0x204/0x2e0 [ 339.632845] ____cache_alloc_node+0x1c7/0x1e0 [ 339.637329] kmem_cache_alloc_node+0xe3/0x730 [ 339.641817] ? __kmalloc_node_track_caller+0x50/0x70 [ 339.646909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.652442] __alloc_skb+0x119/0x770 [ 339.656140] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 339.661493] ? netdev_alloc_frag+0x1f0/0x1f0 [ 339.665892] ? vprintk_default+0x28/0x30 [ 339.669940] ? vprintk_func+0x85/0x181 [ 339.673817] ? printk+0xa7/0xcf [ 339.677173] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 339.681922] new_skb+0x26/0x1c0 [ 339.685193] aoecmd_cfg+0x279/0x7f0 [ 339.688815] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 339.693128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.698659] ? __lock_is_held+0xb5/0x140 [ 339.702714] discover_timer+0x50/0x60 [ 339.706497] call_timer_fn+0x272/0x920 [ 339.710371] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.715201] ? process_timeout+0x40/0x40 [ 339.719341] ? __run_timers+0x7da/0xc70 [ 339.723302] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.727787] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.732267] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.737093] ? lockdep_hardirqs_on+0x296/0x5b0 [ 339.741663] ? trace_hardirqs_on+0xbd/0x310 [ 339.745971] ? kasan_check_read+0x11/0x20 [ 339.750102] ? __run_timers+0x7da/0xc70 [ 339.754066] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.759168] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.763998] __run_timers+0x7e5/0xc70 [ 339.767799] ? timer_fixup_init+0x70/0x70 [ 339.771935] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 339.776939] ? zap_class+0x640/0x640 [ 339.780640] ? enqueue_hrtimer+0x1a5/0x560 [ 339.784867] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 339.790052] ? find_held_lock+0x36/0x1c0 [ 339.794104] ? zap_class+0x640/0x640 [ 339.797811] ? pvclock_read_flags+0x160/0x160 [ 339.802294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.807820] ? check_preemption_disabled+0x48/0x280 [ 339.812830] ? __lock_is_held+0xb5/0x140 [ 339.816878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.822399] ? check_preemption_disabled+0x48/0x280 [ 339.827402] run_timer_softirq+0x52/0xb0 [ 339.831457] ? rcu_read_lock_sched_held+0x14f/0x180 [ 339.836458] __do_softirq+0x308/0xb7e [ 339.840257] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 339.844738] ? lock_downgrade+0x900/0x900 [ 339.848874] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 339.853987] ? pvclock_read_flags+0x160/0x160 [ 339.858469] ? lapic_next_event+0x5a/0x90 [ 339.862617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.868141] ? kvm_clock_read+0x18/0x30 [ 339.872101] ? kvm_sched_clock_read+0x9/0x20 [ 339.876493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.882015] ? check_preemption_disabled+0x48/0x280 [ 339.887024] irq_exit+0x17f/0x1c0 [ 339.890465] smp_apic_timer_interrupt+0x1cb/0x760 [ 339.895291] ? smp_call_function_single_interrupt+0x159/0x650 [ 339.901174] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.907057] ? interrupt_entry+0xb5/0xc0 [ 339.911114] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.916126] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.921142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.925973] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.930974] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.936065] ? task_prio+0x50/0x50 [ 339.939602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.945127] ? check_preemption_disabled+0x48/0x280 [ 339.950135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.954972] apic_timer_interrupt+0xf/0x20 [ 339.959187] [ 339.961413] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 339.966334] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 339.985220] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 339.992912] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 340.000168] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 340.007422] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 340.014675] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 340.021931] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 340.029214] skb_clone+0x1bb/0x500 [ 340.032742] ? finish_task_switch+0x2f4/0x910 [ 340.037227] ? skb_split+0x11e0/0x11e0 [ 340.041115] ? preempt_notifier_register+0x200/0x200 [ 340.046197] ? __switch_to_asm+0x34/0x70 [ 340.050241] ? __switch_to_asm+0x34/0x70 [ 340.054284] ? __switch_to_asm+0x40/0x70 [ 340.058330] ? __switch_to_asm+0x34/0x70 [ 340.062376] ? __switch_to_asm+0x40/0x70 [ 340.066417] ? __switch_to_asm+0x34/0x70 [ 340.070465] ? __switch_to_asm+0x40/0x70 [ 340.074510] ? __switch_to_asm+0x34/0x70 [ 340.078559] ? __switch_to_asm+0x34/0x70 [ 340.082600] ? __switch_to_asm+0x40/0x70 [ 340.086648] ? __switch_to_asm+0x34/0x70 [ 340.090698] bpf_clone_redirect+0xb9/0x490 [ 340.094923] ? __schedule+0x8d7/0x21d0 [ 340.098806] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 340.103829] ? __sched_text_start+0x8/0x8 [ 340.107958] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.112709] ? find_held_lock+0x36/0x1c0 [ 340.116773] ? lock_acquire+0x1ed/0x520 [ 340.120735] ? bpf_test_run+0x3cb/0x780 [ 340.124712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.130350] ? check_preemption_disabled+0x48/0x280 [ 340.135356] ? kasan_check_read+0x11/0x20 [ 340.139492] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.144762] ? rcu_softirq_qs+0x20/0x20 [ 340.148722] ? preempt_schedule+0x4d/0x60 [ 340.152862] ? ___preempt_schedule+0x16/0x18 [ 340.157264] ? bpf_test_run+0x25d/0x780 [ 340.161230] ? netlink_diag_dump+0x2a0/0x2a0 [ 340.165627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.171151] ? bpf_test_init.isra.10+0x70/0x100 [ 340.175812] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 340.180570] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 340.185400] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.190921] ? fput+0x130/0x1a0 [ 340.194187] ? __bpf_prog_get+0x9b/0x290 [ 340.198238] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 340.203063] ? bpf_prog_test_run+0x130/0x1a0 [ 340.207465] ? __x64_sys_bpf+0x3d8/0x520 [ 340.211515] ? bpf_prog_get+0x20/0x20 [ 340.215320] ? do_syscall_64+0x1b9/0x820 [ 340.219364] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 340.224719] ? syscall_return_slowpath+0x5e0/0x5e0 [ 340.229638] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.234641] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 340.239731] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 340.246397] ? __switch_to_asm+0x40/0x70 [ 340.250456] ? __switch_to_asm+0x34/0x70 [ 340.254512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.259348] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 340.264713] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 340.264780] aoe: skb alloc failure [ 340.271462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.275012] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 340.284313] Call Trace: [ 340.294879] syz-executor1 cpuset=syz1 mems_allowed=0 [ 340.297437] [ 340.304674] dump_stack+0x244/0x39d [ 340.308290] ? dump_stack_print_info.cold.1+0x20/0x20 [ 340.313473] warn_alloc.cold.116+0xb7/0x1bd [ 340.317781] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 340.322611] ? lock_downgrade+0x900/0x900 [ 340.326757] ? trace_hardirqs_off+0xb8/0x310 [ 340.331158] ? trace_hardirqs_off+0xb8/0x310 [ 340.335572] __alloc_pages_slowpath+0x26e8/0x2e10 [ 340.340425] ? warn_alloc+0x120/0x120 [ 340.344223] ? print_usage_bug+0xc0/0xc0 [ 340.348277] ? warn_alloc+0x120/0x120 [ 340.352066] ? warn_alloc+0x120/0x120 [ 340.355852] ? print_usage_bug+0xc0/0xc0 [ 340.359905] ? print_usage_bug+0xc0/0xc0 [ 340.363951] ? __lock_acquire+0x62f/0x4c20 [ 340.368169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.373698] ? should_fail+0x22d/0xd01 [ 340.377574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.382664] ? __lock_acquire+0x62f/0x4c20 [ 340.386887] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.391972] ? __lock_acquire+0x62f/0x4c20 [ 340.396193] ? should_fail+0x22d/0xd01 [ 340.400068] ? find_held_lock+0x36/0x1c0 [ 340.404121] ? mark_held_locks+0x130/0x130 [ 340.408360] ? mark_held_locks+0x130/0x130 [ 340.412585] ? zap_class+0x640/0x640 [ 340.416288] ? zap_class+0x640/0x640 [ 340.419996] ? print_usage_bug+0xc0/0xc0 [ 340.424043] ? do_raw_spin_unlock+0xa7/0x330 [ 340.428434] ? zap_class+0x640/0x640 [ 340.432135] ? print_usage_bug+0xc0/0xc0 [ 340.436183] ? wq_watchdog_touch+0x9c/0xfe [ 340.440405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.445930] ? check_preemption_disabled+0x48/0x280 [ 340.450940] ? __lock_is_held+0xb5/0x140 [ 340.455001] __alloc_pages_nodemask+0xa80/0xde0 [ 340.459658] ? zap_class+0x640/0x640 [ 340.463377] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 340.468385] ? find_held_lock+0x36/0x1c0 [ 340.472441] ? ____cache_alloc_node+0x1c7/0x1e0 [ 340.477095] ? lock_downgrade+0x900/0x900 [ 340.481235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.486763] cache_grow_begin+0xa5/0x8c0 [ 340.490811] ? do_raw_spin_unlock+0xa7/0x330 [ 340.495210] fallback_alloc+0x204/0x2e0 [ 340.499177] ____cache_alloc_node+0x1c7/0x1e0 [ 340.503662] kmem_cache_alloc_node+0xe3/0x730 [ 340.508339] ? ipv6_get_ifaddr+0x42e/0x620 [ 340.512569] __alloc_skb+0x119/0x770 [ 340.516285] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.521548] ? netdev_alloc_frag+0x1f0/0x1f0 [ 340.525942] ? lock_downgrade+0x900/0x900 [ 340.530088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.535612] ? refcount_sub_and_test_checked+0x203/0x310 [ 340.541050] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 340.546486] ? addrconf_rs_timer+0x690/0x690 [ 340.550890] ndisc_alloc_skb+0x144/0x340 [ 340.554942] ndisc_send_rs+0x331/0x6e0 [ 340.558833] addrconf_rs_timer+0x314/0x690 [ 340.563056] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.567284] call_timer_fn+0x272/0x920 [ 340.571154] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.575371] ? process_timeout+0x40/0x40 [ 340.579427] ? mark_held_locks+0xc7/0x130 [ 340.583564] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.588044] ? _raw_spin_unlock_irq+0x27/0x80 [ 340.592521] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.596744] ? lockdep_hardirqs_on+0x296/0x5b0 [ 340.601312] ? trace_hardirqs_on+0xbd/0x310 [ 340.605621] ? kasan_check_read+0x11/0x20 [ 340.609751] ? __run_timers+0x7da/0xc70 [ 340.613730] ? trace_hardirqs_off_caller+0x310/0x310 [ 340.618820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.623044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.627264] __run_timers+0x7e5/0xc70 [ 340.631060] ? timer_fixup_init+0x70/0x70 [ 340.635193] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 340.640196] ? zap_class+0x640/0x640 [ 340.643899] ? print_usage_bug+0xc0/0xc0 [ 340.647949] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 340.653133] ? find_held_lock+0x36/0x1c0 [ 340.657182] ? zap_class+0x640/0x640 [ 340.660884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.666415] ? check_preemption_disabled+0x48/0x280 [ 340.671422] ? __lock_is_held+0xb5/0x140 [ 340.675470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.680995] ? check_preemption_disabled+0x48/0x280 [ 340.686001] run_timer_softirq+0x52/0xb0 [ 340.690048] ? rcu_read_lock_sched_held+0x14f/0x180 [ 340.695056] __do_softirq+0x308/0xb7e [ 340.698849] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 340.703331] ? lock_downgrade+0x900/0x900 [ 340.707469] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 340.712567] ? pvclock_read_flags+0x160/0x160 [ 340.717050] ? lapic_next_event+0x5a/0x90 [ 340.721187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.726719] ? kvm_clock_read+0x18/0x30 [ 340.730688] ? kvm_sched_clock_read+0x9/0x20 [ 340.735090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.740621] ? check_preemption_disabled+0x48/0x280 [ 340.745637] irq_exit+0x17f/0x1c0 [ 340.749075] smp_apic_timer_interrupt+0x1cb/0x760 [ 340.753902] ? smp_reschedule_interrupt+0x109/0x650 [ 340.758912] ? smp_call_function_single_interrupt+0x650/0x650 [ 340.764782] ? interrupt_entry+0xb5/0xc0 [ 340.768830] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.773830] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.778832] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.783661] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.788662] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.793670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.798510] apic_timer_interrupt+0xf/0x20 [ 340.802735] [ 340.804961] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 340.810399] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 340.829279] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 340.836976] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 340.844231] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 340.851486] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 340.858751] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 340.866016] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 340.873302] ? check_preemption_disabled+0x3a/0x280 [ 340.878303] ? check_preemption_disabled+0x43/0x280 [ 340.883309] check_preemption_disabled+0x43/0x280 [ 340.888143] debug_smp_processor_id+0x1c/0x20 [ 340.892628] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 340.897889] ? rcu_pm_notify+0xc0/0xc0 [ 340.901771] ? __lock_is_held+0xb5/0x140 [ 340.905824] rcu_read_lock_held+0x90/0xc0 [ 340.909965] list_lru_count_one+0x31a/0x450 [ 340.914272] ? list_lru_isolate_move+0x3c0/0x3c0 [ 340.919014] ? deferred_split_count+0x65/0x170 [ 340.923582] ? shrink_huge_zero_page_count+0xc8/0x100 [ 340.928763] super_cache_count+0x1b9/0x2e0 [ 340.932989] do_shrink_slab+0x1b1/0xd30 [ 340.936978] ? lock_acquire+0x1ed/0x520 [ 340.940941] ? snapshot_refaults+0x290/0x290 [ 340.945339] ? lock_release+0xa00/0xa00 [ 340.949302] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 340.954223] ? down_read_trylock+0xda/0x140 [ 340.958528] ? shrink_slab+0x207/0x8c0 [ 340.962412] ? downgrade_write+0x270/0x270 [ 340.966652] shrink_slab+0x389/0x8c0 [ 340.970355] ? shrink_active_list+0x1f00/0x1f00 [ 340.975014] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 340.980629] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 340.985724] ? cgroup_procs_write_finish+0xf0/0xf0 [ 340.990651] ? find_held_lock+0x36/0x1c0 [ 340.994701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.000228] shrink_node+0x431/0x16b0 [ 341.004018] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 341.009304] ? shrink_node_memcg+0x18f0/0x18f0 [ 341.013889] ? kvm_clock_read+0x18/0x30 [ 341.017854] ? ktime_get+0x2c1/0x400 [ 341.021569] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.026050] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 341.031572] ? __cpuset_node_allowed+0x19b/0x660 [ 341.036314] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 341.042012] ? delayacct_end+0x5a/0x100 [ 341.045984] do_try_to_free_pages+0x3e7/0x1290 [ 341.050550] ? zap_class+0x640/0x640 [ 341.054348] ? shrink_node+0x16b0/0x16b0 [ 341.058396] ? __lock_is_held+0xb5/0x140 [ 341.062453] try_to_free_pages+0x4d0/0xb90 [ 341.066698] ? do_try_to_free_pages+0x1290/0x1290 [ 341.071534] ? lock_acquire+0x1ed/0x520 [ 341.075496] ? set_page_refcounted+0x280/0x280 [ 341.080080] ? lock_release+0xa00/0xa00 [ 341.084039] ? _raw_spin_unlock_irq+0x60/0x80 [ 341.088519] ? psi_memstall_enter+0x240/0x2b0 [ 341.093001] ? psi_memstall_tick+0x230/0x230 [ 341.097406] __alloc_pages_slowpath+0xa14/0x2e10 [ 341.102170] ? warn_alloc+0x120/0x120 [ 341.105968] ? mark_held_locks+0x130/0x130 [ 341.110198] ? warn_alloc+0x120/0x120 [ 341.113987] ? print_usage_bug+0xc0/0xc0 [ 341.118038] ? print_usage_bug+0xc0/0xc0 [ 341.122083] ? perf_event_update_userpage+0xcd0/0xcd0 [ 341.127260] ? print_usage_bug+0xc0/0xc0 [ 341.131312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.136837] ? should_fail+0x22d/0xd01 [ 341.140708] ? zap_class+0x640/0x640 [ 341.144418] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.149511] ? zap_class+0x640/0x640 [ 341.153230] ? __lock_is_held+0xb5/0x140 [ 341.157280] ? zap_class+0x640/0x640 [ 341.160985] ? lock_release+0xa00/0xa00 [ 341.164951] ? perf_trace_sched_process_exec+0x860/0x860 [ 341.170385] ? check_preemption_disabled+0x48/0x280 [ 341.175395] ? __might_sleep+0x95/0x190 [ 341.179356] __alloc_pages_nodemask+0xa80/0xde0 [ 341.184021] ? zap_class+0x640/0x640 [ 341.187730] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 341.192744] ? mark_held_locks+0xc7/0x130 [ 341.196883] ? cache_grow_begin+0x65/0x8c0 [ 341.201106] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 341.205677] ? trace_hardirqs_on+0xbd/0x310 [ 341.209983] ? fallback_alloc+0x204/0x2e0 [ 341.214117] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.219207] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 341.224733] cache_grow_begin+0xa5/0x8c0 [ 341.228777] ? do_raw_spin_unlock+0xa7/0x330 [ 341.233175] fallback_alloc+0x204/0x2e0 [ 341.237141] ____cache_alloc_node+0x1c7/0x1e0 [ 341.241624] kmem_cache_alloc_trace+0x214/0x750 [ 341.246300] do_syslog+0xb9b/0x1690 [ 341.249925] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 341.254953] ? finish_wait+0x430/0x430 [ 341.258830] ? aa_path_link+0x5e0/0x5e0 [ 341.262796] kmsg_read+0x8f/0xc0 [ 341.266148] ? kmsg_poll+0xb0/0xb0 [ 341.269680] proc_reg_read+0x2a3/0x3d0 [ 341.273560] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 341.278483] ? mark_held_locks+0xc7/0x130 [ 341.282620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.288150] ? fsnotify+0x4e5/0xf20 [ 341.291786] __vfs_read+0x117/0x9b0 [ 341.295402] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 341.300325] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 341.305247] ? vfs_copy_file_range+0xb90/0xb90 [ 341.309817] ? fsnotify+0xf20/0xf20 [ 341.313431] ? fsnotify_first_mark+0x350/0x350 [ 341.318011] ? security_file_permission+0x1c2/0x220 [ 341.323017] ? rw_verify_area+0x118/0x360 [ 341.327154] vfs_read+0x17f/0x3c0 [ 341.330599] ksys_read+0x101/0x260 [ 341.334126] ? kernel_write+0x120/0x120 [ 341.338325] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.343422] __x64_sys_read+0x73/0xb0 [ 341.347221] do_syscall_64+0x1b9/0x820 [ 341.351096] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 341.356448] ? syscall_return_slowpath+0x5e0/0x5e0 [ 341.361360] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.366186] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.371192] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 341.376196] ? prepare_exit_to_usermode+0x291/0x3b0 [ 341.381217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.386049] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 341.391221] RIP: 0033:0x7fe74e2211fd [ 341.394950] Code: Bad RIP value. [ 341.398298] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 341.405992] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 341.413243] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 341.420498] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 341.427750] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 341.435001] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 341.442280] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 341.442284] warn_alloc_show_mem: 1 callbacks suppressed [ 341.442290] Mem-Info: [ 341.449569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.454932] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 341.454932] active_file:15 inactive_file:9 isolated_file:0 [ 341.454932] unevictable:0 dirty:0 writeback:0 unstable:0 [ 341.454932] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 341.454932] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 341.454932] free:13746 free_pcp:134 free_cma:0 [ 341.457295] Call Trace: [ 341.457302] [ 341.466667] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 341.499431] dump_stack+0x244/0x39d [ 341.501979] 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 [ 341.504114] ? dump_stack_print_info.cold.1+0x20/0x20 [ 341.531570] lowmem_reserve[]: 0 2818 6321 6321 [ 341.535197] warn_alloc.cold.116+0xb7/0x1bd [ 341.561291] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 341.566464] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 341.571010] lowmem_reserve[]: 0 0 3503 3503 [ 341.575325] ? lock_downgrade+0x900/0x900 [ 341.602609] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 341.607458] ? trace_hardirqs_off+0xb8/0x310 [ 341.611747] lowmem_reserve[]: 0 0 0 0 [ 341.615903] ? trace_hardirqs_off+0xb8/0x310 [ 341.644684] 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 [ 341.649076] __alloc_pages_slowpath+0x26e8/0x2e10 [ 341.652839] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 341.657250] ? warn_alloc+0x120/0x120 [ 341.670712] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 341.675542] ? warn_alloc+0x120/0x120 [ 341.690854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 341.694631] ? warn_alloc+0x120/0x120 [ 341.709077] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 341.712851] ? print_usage_bug+0xc0/0xc0 [ 341.721740] 268 total pagecache pages [ 341.725528] ? print_usage_bug+0xc0/0xc0 [ 341.734088] 0 pages in swap cache [ 341.738122] ? ktime_get+0x2c1/0x400 [ 341.741894] Swap cache stats: add 0, delete 0, find 0/0 [ 341.745937] ? check_preemption_disabled+0x48/0x280 [ 341.749354] Free swap = 0kB [ 341.753043] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.758373] Total swap = 0kB [ 341.763369] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.766352] 1965979 pages RAM [ 341.770829] ? should_fail+0x22d/0xd01 [ 341.773810] 0 pages HighMem/MovableOnly [ 341.779327] ? kasan_check_read+0x11/0x20 [ 341.782407] 342853 pages reserved [ 341.786359] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.790299] 0 pages cma reserved [ 341.794426] ? __lock_acquire+0x62f/0x4c20 [ 341.797924] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 341.803029] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.806438] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 341.810580] ? should_fail+0x22d/0xd01 [ 341.817036] rsyslogd cpuset=/ mems_allowed=0 [ 341.822118] ? print_usage_bug+0xc0/0xc0 [ 341.844442] ? mark_held_locks+0x130/0x130 [ 341.848664] ? mark_held_locks+0x130/0x130 [ 341.852887] ? check_preemption_disabled+0x48/0x280 [ 341.857894] ? zap_class+0x640/0x640 [ 341.861602] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 341.866343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.871867] ? check_preemption_disabled+0x48/0x280 [ 341.876877] ? __lock_is_held+0xb5/0x140 [ 341.880927] __alloc_pages_nodemask+0xa80/0xde0 [ 341.885667] ? zap_class+0x640/0x640 [ 341.889377] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 341.894389] ? find_held_lock+0x36/0x1c0 [ 341.898445] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.903102] ? lock_downgrade+0x900/0x900 [ 341.907242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.912791] cache_grow_begin+0xa5/0x8c0 [ 341.916835] ? do_raw_spin_unlock+0xa7/0x330 [ 341.921233] fallback_alloc+0x204/0x2e0 [ 341.925204] ____cache_alloc_node+0x1c7/0x1e0 [ 341.929688] kmem_cache_alloc_node+0xe3/0x730 [ 341.934175] ? __kmalloc_node_track_caller+0x50/0x70 [ 341.939265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.944797] __alloc_skb+0x119/0x770 [ 341.948497] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 341.953848] ? netdev_alloc_frag+0x1f0/0x1f0 [ 341.958247] ? vprintk_default+0x28/0x30 [ 341.962294] ? vprintk_func+0x85/0x181 [ 341.966168] ? printk+0xa7/0xcf [ 341.969435] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 341.974190] new_skb+0x26/0x1c0 [ 341.977482] aoecmd_cfg+0x279/0x7f0 [ 341.981099] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 341.985424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.990958] ? __lock_is_held+0xb5/0x140 [ 341.995014] discover_timer+0x50/0x60 [ 341.998805] call_timer_fn+0x272/0x920 [ 342.002678] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.007507] ? process_timeout+0x40/0x40 [ 342.011561] ? __run_timers+0x7da/0xc70 [ 342.015528] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.020019] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.024499] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.029329] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.033901] ? trace_hardirqs_on+0xbd/0x310 [ 342.038214] ? kasan_check_read+0x11/0x20 [ 342.042365] ? __run_timers+0x7da/0xc70 [ 342.046328] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.051428] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 342.056262] __run_timers+0x7e5/0xc70 [ 342.060058] ? timer_fixup_init+0x70/0x70 [ 342.064193] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 342.069198] ? zap_class+0x640/0x640 [ 342.072902] ? enqueue_hrtimer+0x1a5/0x560 [ 342.077127] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 342.082310] ? find_held_lock+0x36/0x1c0 [ 342.086450] ? zap_class+0x640/0x640 [ 342.090153] ? pvclock_read_flags+0x160/0x160 [ 342.094639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.100161] ? check_preemption_disabled+0x48/0x280 [ 342.105182] ? __lock_is_held+0xb5/0x140 [ 342.109231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.114754] ? check_preemption_disabled+0x48/0x280 [ 342.119761] run_timer_softirq+0x52/0xb0 [ 342.123809] ? rcu_read_lock_sched_held+0x14f/0x180 [ 342.128814] __do_softirq+0x308/0xb7e [ 342.132604] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 342.137084] ? lock_downgrade+0x900/0x900 [ 342.141223] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 342.146319] ? pvclock_read_flags+0x160/0x160 [ 342.150806] ? lapic_next_event+0x5a/0x90 [ 342.154942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.160467] ? kvm_clock_read+0x18/0x30 [ 342.164426] ? kvm_sched_clock_read+0x9/0x20 [ 342.168821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.174348] ? check_preemption_disabled+0x48/0x280 [ 342.179362] irq_exit+0x17f/0x1c0 [ 342.182800] smp_apic_timer_interrupt+0x1cb/0x760 [ 342.187628] ? smp_call_function_single_interrupt+0x159/0x650 [ 342.193501] ? smp_call_function_single_interrupt+0x650/0x650 [ 342.199371] ? interrupt_entry+0xb5/0xc0 [ 342.203420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.208420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.213432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.218260] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.223269] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.228269] ? task_prio+0x50/0x50 [ 342.231800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.237338] ? check_preemption_disabled+0x48/0x280 [ 342.242347] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.247180] apic_timer_interrupt+0xf/0x20 [ 342.251414] [ 342.253639] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 342.258554] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 342.277442] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 342.285132] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 342.292385] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 342.299639] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 342.306894] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 342.314146] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 342.321430] skb_clone+0x1bb/0x500 [ 342.324957] ? finish_task_switch+0x2f4/0x910 [ 342.329436] ? skb_split+0x11e0/0x11e0 [ 342.333310] ? preempt_notifier_register+0x200/0x200 [ 342.338401] ? __switch_to_asm+0x34/0x70 [ 342.342449] ? __switch_to_asm+0x34/0x70 [ 342.346492] ? __switch_to_asm+0x40/0x70 [ 342.350538] ? __switch_to_asm+0x34/0x70 [ 342.354585] ? __switch_to_asm+0x40/0x70 [ 342.358628] ? __switch_to_asm+0x34/0x70 [ 342.362675] ? __switch_to_asm+0x40/0x70 [ 342.366722] ? __switch_to_asm+0x34/0x70 [ 342.370770] ? __switch_to_asm+0x34/0x70 [ 342.374815] ? __switch_to_asm+0x40/0x70 [ 342.378856] ? __switch_to_asm+0x34/0x70 [ 342.382910] bpf_clone_redirect+0xb9/0x490 [ 342.387135] ? __schedule+0x8d7/0x21d0 [ 342.391103] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 342.396125] ? __sched_text_start+0x8/0x8 [ 342.400272] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 342.405029] ? find_held_lock+0x36/0x1c0 [ 342.409085] ? lock_acquire+0x1ed/0x520 [ 342.413054] ? bpf_test_run+0x3cb/0x780 [ 342.417012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.422631] ? check_preemption_disabled+0x48/0x280 [ 342.427637] ? kasan_check_read+0x11/0x20 [ 342.431770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.437031] ? rcu_softirq_qs+0x20/0x20 [ 342.440990] ? preempt_schedule+0x4d/0x60 [ 342.445123] ? ___preempt_schedule+0x16/0x18 [ 342.449527] ? bpf_test_run+0x25d/0x780 [ 342.453591] ? netlink_diag_dump+0x2a0/0x2a0 [ 342.457990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.463511] ? bpf_test_init.isra.10+0x70/0x100 [ 342.468186] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 342.472940] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 342.477767] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 342.483287] ? fput+0x130/0x1a0 [ 342.486561] ? __bpf_prog_get+0x9b/0x290 [ 342.490623] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 342.495452] ? bpf_prog_test_run+0x130/0x1a0 [ 342.499851] ? __x64_sys_bpf+0x3d8/0x520 [ 342.503895] ? bpf_prog_get+0x20/0x20 [ 342.508182] ? do_syscall_64+0x1b9/0x820 [ 342.512229] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 342.517580] ? syscall_return_slowpath+0x5e0/0x5e0 [ 342.522500] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.527505] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 342.532532] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 342.539186] ? __switch_to_asm+0x40/0x70 [ 342.543232] ? __switch_to_asm+0x34/0x70 [ 342.547284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.552120] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 342.557486] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 342.557571] aoe: skb alloc failure [ 342.564225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.564229] Call Trace: [ 342.564233] [ 342.564247] dump_stack+0x244/0x39d [ 342.564262] ? dump_stack_print_info.cold.1+0x20/0x20 [ 342.567791] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 342.577108] warn_alloc.cold.116+0xb7/0x1bd [ 342.579662] syz-executor1 cpuset=syz1 mems_allowed=0 [ 342.581790] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 342.615211] ? lock_downgrade+0x900/0x900 [ 342.619352] ? trace_hardirqs_off+0xb8/0x310 [ 342.623749] ? trace_hardirqs_off+0xb8/0x310 [ 342.628152] __alloc_pages_slowpath+0x26e8/0x2e10 [ 342.633009] ? warn_alloc+0x120/0x120 [ 342.636794] ? print_usage_bug+0xc0/0xc0 [ 342.640844] ? warn_alloc+0x120/0x120 [ 342.644633] ? warn_alloc+0x120/0x120 [ 342.648421] ? print_usage_bug+0xc0/0xc0 [ 342.652469] ? kvm_clock_read+0x18/0x30 [ 342.656438] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 342.661442] ? print_usage_bug+0xc0/0xc0 [ 342.665490] ? __lock_acquire+0x62f/0x4c20 [ 342.669713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.675239] ? should_fail+0x22d/0xd01 [ 342.679110] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.684374] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.689464] ? __lock_acquire+0x62f/0x4c20 [ 342.693689] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.698774] ? __lock_acquire+0x62f/0x4c20 [ 342.703001] ? should_fail+0x22d/0xd01 [ 342.706869] ? rcu_irq_exit+0x1a2/0x390 [ 342.710836] ? mark_held_locks+0x130/0x130 [ 342.715059] ? mark_held_locks+0x130/0x130 [ 342.719287] ? mark_held_locks+0xc7/0x130 [ 342.723420] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 342.728419] ? zap_class+0x640/0x640 [ 342.732119] ? print_usage_bug+0xc0/0xc0 [ 342.736166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.741687] ? check_preemption_disabled+0x48/0x280 [ 342.746697] ? __lock_is_held+0xb5/0x140 [ 342.750751] __alloc_pages_nodemask+0xa80/0xde0 [ 342.755403] ? zap_class+0x640/0x640 [ 342.759213] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 342.764225] ? find_held_lock+0x36/0x1c0 [ 342.768294] ? ____cache_alloc_node+0x1c7/0x1e0 [ 342.772952] ? lock_downgrade+0x900/0x900 [ 342.777103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.782631] cache_grow_begin+0xa5/0x8c0 [ 342.786676] ? do_raw_spin_unlock+0xa7/0x330 [ 342.791074] fallback_alloc+0x204/0x2e0 [ 342.795037] ____cache_alloc_node+0x1c7/0x1e0 [ 342.799527] kmem_cache_alloc_node+0xe3/0x730 [ 342.804011] ? ipv6_get_ifaddr+0x42e/0x620 [ 342.808239] __alloc_skb+0x119/0x770 [ 342.811935] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.817198] ? netdev_alloc_frag+0x1f0/0x1f0 [ 342.821589] ? lock_downgrade+0x900/0x900 [ 342.825743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.831362] ? refcount_sub_and_test_checked+0x203/0x310 [ 342.836808] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 342.842242] ? addrconf_rs_timer+0x690/0x690 [ 342.846663] ndisc_alloc_skb+0x144/0x340 [ 342.850715] ndisc_send_rs+0x331/0x6e0 [ 342.854595] addrconf_rs_timer+0x314/0x690 [ 342.858819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.863052] call_timer_fn+0x272/0x920 [ 342.866922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.871138] ? process_timeout+0x40/0x40 [ 342.875195] ? mark_held_locks+0xc7/0x130 [ 342.879335] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.883820] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.888302] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.892530] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.897096] ? trace_hardirqs_on+0xbd/0x310 [ 342.901402] ? kasan_check_read+0x11/0x20 [ 342.905538] ? __run_timers+0x7da/0xc70 [ 342.909584] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.914676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.918899] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.923117] __run_timers+0x7e5/0xc70 [ 342.926909] ? timer_fixup_init+0x70/0x70 [ 342.931047] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 342.936050] ? zap_class+0x640/0x640 [ 342.939755] ? print_usage_bug+0xc0/0xc0 [ 342.943805] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 342.948989] ? find_held_lock+0x36/0x1c0 [ 342.953041] ? zap_class+0x640/0x640 [ 342.956742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.962270] ? check_preemption_disabled+0x48/0x280 [ 342.967278] ? __lock_is_held+0xb5/0x140 [ 342.971328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.976855] ? check_preemption_disabled+0x48/0x280 [ 342.981861] run_timer_softirq+0x52/0xb0 [ 342.985906] ? rcu_read_lock_sched_held+0x14f/0x180 [ 342.990906] __do_softirq+0x308/0xb7e [ 342.994691] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 342.999171] ? lock_downgrade+0x900/0x900 [ 343.003310] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 343.008406] ? pvclock_read_flags+0x160/0x160 [ 343.012892] ? lapic_next_event+0x5a/0x90 [ 343.017034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.022568] ? kvm_clock_read+0x18/0x30 [ 343.026527] ? kvm_sched_clock_read+0x9/0x20 [ 343.030922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.036446] ? check_preemption_disabled+0x48/0x280 [ 343.041454] irq_exit+0x17f/0x1c0 [ 343.044904] smp_apic_timer_interrupt+0x1cb/0x760 [ 343.049733] ? smp_reschedule_interrupt+0x109/0x650 [ 343.054735] ? smp_call_function_single_interrupt+0x650/0x650 [ 343.060623] ? interrupt_entry+0xb5/0xc0 [ 343.064672] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.069671] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.074675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.079511] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.084514] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.089531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.094364] apic_timer_interrupt+0xf/0x20 [ 343.098580] [ 343.100803] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 343.106327] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 343.125213] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 343.132906] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 343.140161] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 343.147414] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 343.154667] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 343.161922] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 343.169205] ? check_preemption_disabled+0x3a/0x280 [ 343.174207] ? check_preemption_disabled+0x43/0x280 [ 343.179214] check_preemption_disabled+0x43/0x280 [ 343.184046] debug_smp_processor_id+0x1c/0x20 [ 343.188529] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 343.193794] ? rcu_pm_notify+0xc0/0xc0 [ 343.197688] ? __lock_is_held+0xb5/0x140 [ 343.201746] rcu_read_lock_held+0x90/0xc0 [ 343.205882] list_lru_count_one+0x31a/0x450 [ 343.210189] ? list_lru_isolate_move+0x3c0/0x3c0 [ 343.214932] ? deferred_split_count+0x65/0x170 [ 343.219501] ? shrink_huge_zero_page_count+0xc8/0x100 [ 343.224681] super_cache_count+0x1b9/0x2e0 [ 343.228904] do_shrink_slab+0x1b1/0xd30 [ 343.232866] ? lock_acquire+0x1ed/0x520 [ 343.236833] ? snapshot_refaults+0x290/0x290 [ 343.241242] ? lock_release+0xa00/0xa00 [ 343.245204] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 343.250129] ? down_read_trylock+0xda/0x140 [ 343.254435] ? shrink_slab+0x207/0x8c0 [ 343.258308] ? downgrade_write+0x270/0x270 [ 343.262538] shrink_slab+0x389/0x8c0 [ 343.266236] ? shrink_active_list+0x1f00/0x1f00 [ 343.270916] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 343.276547] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.281652] ? cgroup_procs_write_finish+0xf0/0xf0 [ 343.286574] ? find_held_lock+0x36/0x1c0 [ 343.290620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.296149] shrink_node+0x431/0x16b0 [ 343.299937] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 343.305217] ? shrink_node_memcg+0x18f0/0x18f0 [ 343.309793] ? kvm_clock_read+0x18/0x30 [ 343.313756] ? ktime_get+0x2c1/0x400 [ 343.317456] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 343.321945] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 343.327477] ? __cpuset_node_allowed+0x19b/0x660 [ 343.332227] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 343.338441] ? delayacct_end+0x5a/0x100 [ 343.342419] do_try_to_free_pages+0x3e7/0x1290 [ 343.346983] ? zap_class+0x640/0x640 [ 343.350694] ? shrink_node+0x16b0/0x16b0 [ 343.354774] ? __lock_is_held+0xb5/0x140 [ 343.358833] try_to_free_pages+0x4d0/0xb90 [ 343.363060] ? do_try_to_free_pages+0x1290/0x1290 [ 343.367896] ? lock_acquire+0x1ed/0x520 [ 343.371870] ? set_page_refcounted+0x280/0x280 [ 343.376440] ? lock_release+0xa00/0xa00 [ 343.380404] ? _raw_spin_unlock_irq+0x60/0x80 [ 343.384885] ? psi_memstall_enter+0x240/0x2b0 [ 343.389369] ? psi_memstall_tick+0x230/0x230 [ 343.393776] __alloc_pages_slowpath+0xa14/0x2e10 [ 343.398540] ? warn_alloc+0x120/0x120 [ 343.402324] ? mark_held_locks+0x130/0x130 [ 343.406556] ? warn_alloc+0x120/0x120 [ 343.410345] ? print_usage_bug+0xc0/0xc0 [ 343.414392] ? print_usage_bug+0xc0/0xc0 [ 343.418439] ? perf_event_update_userpage+0xcd0/0xcd0 [ 343.423621] ? print_usage_bug+0xc0/0xc0 [ 343.427669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.433191] ? should_fail+0x22d/0xd01 [ 343.437064] ? zap_class+0x640/0x640 [ 343.440765] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.445856] ? zap_class+0x640/0x640 [ 343.449576] ? __lock_is_held+0xb5/0x140 [ 343.453630] ? zap_class+0x640/0x640 [ 343.457334] ? lock_release+0xa00/0xa00 [ 343.461297] ? perf_trace_sched_process_exec+0x860/0x860 [ 343.466747] ? check_preemption_disabled+0x48/0x280 [ 343.471757] ? __might_sleep+0x95/0x190 [ 343.475719] __alloc_pages_nodemask+0xa80/0xde0 [ 343.480376] ? zap_class+0x640/0x640 [ 343.484081] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 343.489093] ? mark_held_locks+0xc7/0x130 [ 343.493229] ? cache_grow_begin+0x65/0x8c0 [ 343.497449] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 343.502027] ? trace_hardirqs_on+0xbd/0x310 [ 343.506335] ? fallback_alloc+0x204/0x2e0 [ 343.510471] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.515564] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 343.521092] cache_grow_begin+0xa5/0x8c0 [ 343.525136] ? do_raw_spin_unlock+0xa7/0x330 [ 343.529540] fallback_alloc+0x204/0x2e0 [ 343.533506] ____cache_alloc_node+0x1c7/0x1e0 [ 343.537993] kmem_cache_alloc_trace+0x214/0x750 [ 343.542656] do_syslog+0xb9b/0x1690 [ 343.546274] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 343.551282] ? finish_wait+0x430/0x430 [ 343.555156] ? aa_path_link+0x5e0/0x5e0 [ 343.559133] kmsg_read+0x8f/0xc0 [ 343.562520] ? kmsg_poll+0xb0/0xb0 [ 343.566050] proc_reg_read+0x2a3/0x3d0 [ 343.569928] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 343.574857] ? mark_held_locks+0xc7/0x130 [ 343.578999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.584525] ? fsnotify+0x4e5/0xf20 [ 343.588144] __vfs_read+0x117/0x9b0 [ 343.591756] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 343.596672] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 343.601590] ? vfs_copy_file_range+0xb90/0xb90 [ 343.606167] ? fsnotify+0xf20/0xf20 [ 343.609781] ? fsnotify_first_mark+0x350/0x350 [ 343.614359] ? security_file_permission+0x1c2/0x220 [ 343.619364] ? rw_verify_area+0x118/0x360 [ 343.623502] vfs_read+0x17f/0x3c0 [ 343.626948] ksys_read+0x101/0x260 [ 343.630489] ? kernel_write+0x120/0x120 [ 343.634460] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.639561] __x64_sys_read+0x73/0xb0 [ 343.643352] do_syscall_64+0x1b9/0x820 [ 343.647226] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 343.652577] ? syscall_return_slowpath+0x5e0/0x5e0 [ 343.657490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.662317] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.667317] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 343.672321] ? prepare_exit_to_usermode+0x291/0x3b0 [ 343.677329] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.682163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.687334] RIP: 0033:0x7fe74e2211fd [ 343.691047] Code: Bad RIP value. [ 343.694393] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 343.702085] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 343.709337] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 343.716770] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 343.724025] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 343.731278] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 343.738547] warn_alloc_show_mem: 1 callbacks suppressed [ 343.738555] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 343.738557] Mem-Info: [ 343.738584] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 343.738584] active_file:15 inactive_file:9 isolated_file:0 [ 343.738584] unevictable:0 dirty:0 writeback:0 unstable:0 [ 343.738584] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 343.738584] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 343.738584] free:13746 free_pcp:134 free_cma:0 [ 343.743908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.751164] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 343.753547] Call Trace: [ 343.786309] 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 [ 343.795641] [ 343.823105] lowmem_reserve[]: 0 2818 6321 6321 [ 343.825673] dump_stack+0x244/0x39d [ 343.851743] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 343.853879] ? dump_stack_print_info.cold.1+0x20/0x20 [ 343.858439] lowmem_reserve[]: 0 0 3503 3503 [ 343.862061] warn_alloc.cold.116+0xb7/0x1bd [ 343.889340] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 343.894514] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 343.898799] lowmem_reserve[]: 0 0 0 0 [ 343.903102] ? lock_downgrade+0x900/0x900 [ 343.931862] 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 [ 343.936702] ? trace_hardirqs_off+0xb8/0x310 [ 343.940464] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 343.944594] ? trace_hardirqs_off+0xb8/0x310 [ 343.958078] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 343.962490] __alloc_pages_slowpath+0x26e8/0x2e10 [ 343.977713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 343.982118] ? warn_alloc+0x120/0x120 [ 343.996546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.001463] ? warn_alloc+0x120/0x120 [ 344.010264] 268 total pagecache pages [ 344.014053] ? __lock_acquire+0x62f/0x4c20 [ 344.022609] 0 pages in swap cache [ 344.026380] ? warn_alloc+0x120/0x120 [ 344.030157] Swap cache stats: add 0, delete 0, find 0/0 [ 344.034366] ? print_usage_bug+0xc0/0xc0 [ 344.037785] Free swap = 0kB [ 344.041568] ? print_usage_bug+0xc0/0xc0 [ 344.046898] Total swap = 0kB [ 344.050934] ? mark_held_locks+0x130/0x130 [ 344.053922] 1965979 pages RAM [ 344.057964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.060944] 0 pages HighMem/MovableOnly [ 344.060950] 342853 pages reserved [ 344.065164] ? should_fail+0x22d/0xd01 [ 344.068243] 0 pages cma reserved [ 344.073755] ? zap_class+0x640/0x640 [ 344.077752] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 344.081131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.085106] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.088331] ? __lock_acquire+0x62f/0x4c20 [ 344.092009] rsyslogd cpuset=/ mems_allowed=0 [ 344.098484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.127260] ? should_fail+0x22d/0xd01 [ 344.131144] ? mark_held_locks+0x130/0x130 [ 344.135370] ? mark_held_locks+0x130/0x130 [ 344.139594] ? lock_downgrade+0x900/0x900 [ 344.143726] ? zap_class+0x640/0x640 [ 344.147426] ? zap_class+0x640/0x640 [ 344.151128] ? zap_class+0x640/0x640 [ 344.154842] ? do_raw_spin_unlock+0xa7/0x330 [ 344.159238] ? trace_hardirqs_on+0x310/0x310 [ 344.163630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.169151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.174677] ? check_preemption_disabled+0x48/0x280 [ 344.179689] ? __lock_is_held+0xb5/0x140 [ 344.183747] __alloc_pages_nodemask+0xa80/0xde0 [ 344.188418] ? zap_class+0x640/0x640 [ 344.192121] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 344.197134] ? find_held_lock+0x36/0x1c0 [ 344.201197] ? ____cache_alloc_node+0x1c7/0x1e0 [ 344.205852] ? lock_downgrade+0x900/0x900 [ 344.209992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.215519] cache_grow_begin+0xa5/0x8c0 [ 344.219564] ? do_raw_spin_unlock+0xa7/0x330 [ 344.223962] fallback_alloc+0x204/0x2e0 [ 344.227927] ____cache_alloc_node+0x1c7/0x1e0 [ 344.232414] kmem_cache_alloc_node+0xe3/0x730 [ 344.236892] ? __kmalloc_node_track_caller+0x50/0x70 [ 344.241979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.247511] __alloc_skb+0x119/0x770 [ 344.251218] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 344.256571] ? netdev_alloc_frag+0x1f0/0x1f0 [ 344.260968] ? vprintk_default+0x28/0x30 [ 344.265015] ? vprintk_func+0x85/0x181 [ 344.268891] ? printk+0xa7/0xcf [ 344.272271] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 344.277049] new_skb+0x26/0x1c0 [ 344.280314] aoecmd_cfg+0x279/0x7f0 [ 344.283930] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 344.288256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.293791] ? __lock_is_held+0xb5/0x140 [ 344.297847] discover_timer+0x50/0x60 [ 344.301631] call_timer_fn+0x272/0x920 [ 344.305507] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 344.310334] ? process_timeout+0x40/0x40 [ 344.314410] ? __run_timers+0x7da/0xc70 [ 344.318371] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.322860] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.327336] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 344.332179] ? lockdep_hardirqs_on+0x296/0x5b0 [ 344.336747] ? trace_hardirqs_on+0xbd/0x310 [ 344.341057] ? kasan_check_read+0x11/0x20 [ 344.345190] ? __run_timers+0x7da/0xc70 [ 344.349157] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.354255] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 344.359080] __run_timers+0x7e5/0xc70 [ 344.362877] ? timer_fixup_init+0x70/0x70 [ 344.367011] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 344.372012] ? zap_class+0x640/0x640 [ 344.375730] ? enqueue_hrtimer+0x1a5/0x560 [ 344.379951] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 344.385130] ? find_held_lock+0x36/0x1c0 [ 344.389183] ? zap_class+0x640/0x640 [ 344.392889] ? pvclock_read_flags+0x160/0x160 [ 344.397382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.402905] ? check_preemption_disabled+0x48/0x280 [ 344.407917] ? __lock_is_held+0xb5/0x140 [ 344.411965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.417491] ? check_preemption_disabled+0x48/0x280 [ 344.422507] run_timer_softirq+0x52/0xb0 [ 344.426556] ? rcu_read_lock_sched_held+0x14f/0x180 [ 344.431569] __do_softirq+0x308/0xb7e [ 344.435361] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 344.439847] ? lock_downgrade+0x900/0x900 [ 344.443984] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 344.449077] ? pvclock_read_flags+0x160/0x160 [ 344.453563] ? lapic_next_event+0x5a/0x90 [ 344.457698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.463239] ? kvm_clock_read+0x18/0x30 [ 344.467197] ? kvm_sched_clock_read+0x9/0x20 [ 344.471592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.477117] ? check_preemption_disabled+0x48/0x280 [ 344.482128] irq_exit+0x17f/0x1c0 [ 344.485572] smp_apic_timer_interrupt+0x1cb/0x760 [ 344.490401] ? smp_call_function_single_interrupt+0x159/0x650 [ 344.496270] ? smp_call_function_single_interrupt+0x650/0x650 [ 344.502144] ? interrupt_entry+0xb5/0xc0 [ 344.506686] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.511691] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.516696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.521524] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.526527] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.531533] ? task_prio+0x50/0x50 [ 344.535058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.540581] ? check_preemption_disabled+0x48/0x280 [ 344.545585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.550419] apic_timer_interrupt+0xf/0x20 [ 344.554640] [ 344.556868] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 344.561784] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 344.580669] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 344.588369] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 344.595623] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 344.602876] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 344.610137] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 344.617389] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 344.624763] skb_clone+0x1bb/0x500 [ 344.628295] ? finish_task_switch+0x2f4/0x910 [ 344.632775] ? skb_split+0x11e0/0x11e0 [ 344.636651] ? preempt_notifier_register+0x200/0x200 [ 344.641746] ? __switch_to_asm+0x34/0x70 [ 344.645793] ? __switch_to_asm+0x34/0x70 [ 344.649846] ? __switch_to_asm+0x40/0x70 [ 344.653889] ? __switch_to_asm+0x34/0x70 [ 344.657936] ? __switch_to_asm+0x40/0x70 [ 344.661979] ? __switch_to_asm+0x34/0x70 [ 344.666022] ? __switch_to_asm+0x40/0x70 [ 344.670069] ? __switch_to_asm+0x34/0x70 [ 344.674112] ? __switch_to_asm+0x34/0x70 [ 344.678162] ? __switch_to_asm+0x40/0x70 [ 344.682204] ? __switch_to_asm+0x34/0x70 [ 344.686252] bpf_clone_redirect+0xb9/0x490 [ 344.690474] ? __schedule+0x8d7/0x21d0 [ 344.694371] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 344.699383] ? __sched_text_start+0x8/0x8 [ 344.703513] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.708262] ? find_held_lock+0x36/0x1c0 [ 344.712314] ? lock_acquire+0x1ed/0x520 [ 344.716387] ? bpf_test_run+0x3cb/0x780 [ 344.720346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.725875] ? check_preemption_disabled+0x48/0x280 [ 344.730880] ? kasan_check_read+0x11/0x20 [ 344.735013] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.740275] ? rcu_softirq_qs+0x20/0x20 [ 344.744235] ? preempt_schedule+0x4d/0x60 [ 344.748375] ? ___preempt_schedule+0x16/0x18 [ 344.752777] ? bpf_test_run+0x25d/0x780 [ 344.756756] ? netlink_diag_dump+0x2a0/0x2a0 [ 344.761155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.766763] ? bpf_test_init.isra.10+0x70/0x100 [ 344.771425] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 344.776181] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.781007] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 344.786529] ? fput+0x130/0x1a0 [ 344.789798] ? __bpf_prog_get+0x9b/0x290 [ 344.793846] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.798674] ? bpf_prog_test_run+0x130/0x1a0 [ 344.803069] ? __x64_sys_bpf+0x3d8/0x520 [ 344.807122] ? bpf_prog_get+0x20/0x20 [ 344.810925] ? do_syscall_64+0x1b9/0x820 [ 344.814970] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 344.820320] ? syscall_return_slowpath+0x5e0/0x5e0 [ 344.825243] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.830248] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 344.835251] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 344.841903] ? __switch_to_asm+0x40/0x70 [ 344.845946] ? __switch_to_asm+0x34/0x70 [ 344.850008] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.854841] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.860206] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 344.860267] aoe: skb alloc failure [ 344.866944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.866948] Call Trace: [ 344.866952] [ 344.866967] dump_stack+0x244/0x39d [ 344.866982] ? dump_stack_print_info.cold.1+0x20/0x20 [ 344.870514] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.879834] warn_alloc.cold.116+0xb7/0x1bd [ 344.882380] syz-executor1 cpuset=syz1 mems_allowed=0 [ 344.884509] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 344.917922] ? lock_downgrade+0x900/0x900 [ 344.922061] ? trace_hardirqs_off+0xb8/0x310 [ 344.926462] ? trace_hardirqs_off+0xb8/0x310 [ 344.930869] __alloc_pages_slowpath+0x26e8/0x2e10 [ 344.935717] ? warn_alloc+0x120/0x120 [ 344.939505] ? print_usage_bug+0xc0/0xc0 [ 344.943552] ? warn_alloc+0x120/0x120 [ 344.947349] ? warn_alloc+0x120/0x120 [ 344.951138] ? print_usage_bug+0xc0/0xc0 [ 344.955183] ? kvm_clock_read+0x18/0x30 [ 344.959141] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 344.964142] ? print_usage_bug+0xc0/0xc0 [ 344.968190] ? __lock_acquire+0x62f/0x4c20 [ 344.972421] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.977944] ? should_fail+0x22d/0xd01 [ 344.981819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.986910] ? __lock_acquire+0x62f/0x4c20 [ 344.991134] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.996220] ? __lock_acquire+0x62f/0x4c20 [ 345.000438] ? should_fail+0x22d/0xd01 [ 345.004317] ? mark_held_locks+0x130/0x130 [ 345.008550] ? mark_held_locks+0x130/0x130 [ 345.012783] ? mark_held_locks+0xc7/0x130 [ 345.016919] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 345.021931] ? zap_class+0x640/0x640 [ 345.025631] ? print_usage_bug+0xc0/0xc0 [ 345.029679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.035200] ? check_preemption_disabled+0x48/0x280 [ 345.040210] ? __lock_is_held+0xb5/0x140 [ 345.044263] __alloc_pages_nodemask+0xa80/0xde0 [ 345.048918] ? zap_class+0x640/0x640 [ 345.052633] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 345.057661] ? find_held_lock+0x36/0x1c0 [ 345.061716] ? ____cache_alloc_node+0x1c7/0x1e0 [ 345.066374] ? lock_downgrade+0x900/0x900 [ 345.070514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.076038] cache_grow_begin+0xa5/0x8c0 [ 345.080082] ? do_raw_spin_unlock+0xa7/0x330 [ 345.084479] fallback_alloc+0x204/0x2e0 [ 345.088447] ____cache_alloc_node+0x1c7/0x1e0 [ 345.092928] kmem_cache_alloc_node+0xe3/0x730 [ 345.097408] ? ipv6_get_ifaddr+0x42e/0x620 [ 345.101637] __alloc_skb+0x119/0x770 [ 345.105342] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.110609] ? netdev_alloc_frag+0x1f0/0x1f0 [ 345.115001] ? lock_downgrade+0x900/0x900 [ 345.119141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.124664] ? refcount_sub_and_test_checked+0x203/0x310 [ 345.130104] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 345.135538] ? addrconf_rs_timer+0x690/0x690 [ 345.139958] ndisc_alloc_skb+0x144/0x340 [ 345.144021] ndisc_send_rs+0x331/0x6e0 [ 345.147896] addrconf_rs_timer+0x314/0x690 [ 345.152123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.156350] call_timer_fn+0x272/0x920 [ 345.160221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.164439] ? process_timeout+0x40/0x40 [ 345.168497] ? mark_held_locks+0xc7/0x130 [ 345.172632] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.177123] ? _raw_spin_unlock_irq+0x27/0x80 [ 345.181600] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.185823] ? lockdep_hardirqs_on+0x296/0x5b0 [ 345.190397] ? trace_hardirqs_on+0xbd/0x310 [ 345.194704] ? kasan_check_read+0x11/0x20 [ 345.198837] ? __run_timers+0x7da/0xc70 [ 345.202903] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.208001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.212220] __run_timers+0x7e5/0xc70 [ 345.216011] ? timer_fixup_init+0x70/0x70 [ 345.220143] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 345.225159] ? zap_class+0x640/0x640 [ 345.228872] ? print_usage_bug+0xc0/0xc0 [ 345.232922] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 345.238105] ? find_held_lock+0x36/0x1c0 [ 345.242153] ? zap_class+0x640/0x640 [ 345.245862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.251388] ? check_preemption_disabled+0x48/0x280 [ 345.256409] ? __lock_is_held+0xb5/0x140 [ 345.260469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.265989] ? check_preemption_disabled+0x48/0x280 [ 345.270993] run_timer_softirq+0x52/0xb0 [ 345.275038] ? rcu_read_lock_sched_held+0x14f/0x180 [ 345.280046] __do_softirq+0x308/0xb7e [ 345.283835] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 345.288318] ? lock_downgrade+0x900/0x900 [ 345.292455] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 345.297549] ? pvclock_read_flags+0x160/0x160 [ 345.302034] ? lapic_next_event+0x5a/0x90 [ 345.306177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.311706] ? kvm_clock_read+0x18/0x30 [ 345.315667] ? kvm_sched_clock_read+0x9/0x20 [ 345.320060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.325588] ? check_preemption_disabled+0x48/0x280 [ 345.330596] irq_exit+0x17f/0x1c0 [ 345.334035] smp_apic_timer_interrupt+0x1cb/0x760 [ 345.339115] ? smp_reschedule_interrupt+0x109/0x650 [ 345.344122] ? smp_call_function_single_interrupt+0x650/0x650 [ 345.349997] ? interrupt_entry+0xb5/0xc0 [ 345.354044] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.359161] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.364181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.369011] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.374009] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.379025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.383859] apic_timer_interrupt+0xf/0x20 [ 345.388073] [ 345.390302] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 345.395736] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 345.414619] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 345.422309] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 345.429565] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 345.436816] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 345.444070] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 345.451327] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 345.458598] ? check_preemption_disabled+0x3a/0x280 [ 345.463604] ? check_preemption_disabled+0x43/0x280 [ 345.468614] check_preemption_disabled+0x43/0x280 [ 345.473461] debug_smp_processor_id+0x1c/0x20 [ 345.477942] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 345.483204] ? rcu_pm_notify+0xc0/0xc0 [ 345.487086] ? __lock_is_held+0xb5/0x140 [ 345.491143] rcu_read_lock_held+0x90/0xc0 [ 345.495276] list_lru_count_one+0x31a/0x450 [ 345.499590] ? list_lru_isolate_move+0x3c0/0x3c0 [ 345.504337] ? deferred_split_count+0x65/0x170 [ 345.508904] ? shrink_huge_zero_page_count+0xc8/0x100 [ 345.514087] super_cache_count+0x1b9/0x2e0 [ 345.518311] do_shrink_slab+0x1b1/0xd30 [ 345.522272] ? lock_acquire+0x1ed/0x520 [ 345.526239] ? snapshot_refaults+0x290/0x290 [ 345.530633] ? lock_release+0xa00/0xa00 [ 345.534596] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 345.539521] ? down_read_trylock+0xda/0x140 [ 345.543825] ? shrink_slab+0x207/0x8c0 [ 345.547700] ? downgrade_write+0x270/0x270 [ 345.551929] shrink_slab+0x389/0x8c0 [ 345.555630] ? shrink_active_list+0x1f00/0x1f00 [ 345.560297] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 345.565906] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 345.571010] ? cgroup_procs_write_finish+0xf0/0xf0 [ 345.575928] ? find_held_lock+0x36/0x1c0 [ 345.579974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.585591] shrink_node+0x431/0x16b0 [ 345.589399] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 345.594679] ? shrink_node_memcg+0x18f0/0x18f0 [ 345.599255] ? kvm_clock_read+0x18/0x30 [ 345.603223] ? ktime_get+0x2c1/0x400 [ 345.606927] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 345.611408] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 345.616932] ? __cpuset_node_allowed+0x19b/0x660 [ 345.621674] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 345.627369] ? delayacct_end+0x5a/0x100 [ 345.631336] do_try_to_free_pages+0x3e7/0x1290 [ 345.635903] ? zap_class+0x640/0x640 [ 345.639618] ? shrink_node+0x16b0/0x16b0 [ 345.643665] ? __lock_is_held+0xb5/0x140 [ 345.647722] try_to_free_pages+0x4d0/0xb90 [ 345.651947] ? do_try_to_free_pages+0x1290/0x1290 [ 345.656789] ? lock_acquire+0x1ed/0x520 [ 345.660776] ? set_page_refcounted+0x280/0x280 [ 345.665356] ? lock_release+0xa00/0xa00 [ 345.669354] ? _raw_spin_unlock_irq+0x60/0x80 [ 345.673841] ? psi_memstall_enter+0x240/0x2b0 [ 345.678329] ? psi_memstall_tick+0x230/0x230 [ 345.682732] __alloc_pages_slowpath+0xa14/0x2e10 [ 345.687497] ? warn_alloc+0x120/0x120 [ 345.691285] ? mark_held_locks+0x130/0x130 [ 345.695514] ? warn_alloc+0x120/0x120 [ 345.699308] ? print_usage_bug+0xc0/0xc0 [ 345.703358] ? print_usage_bug+0xc0/0xc0 [ 345.707408] ? perf_event_update_userpage+0xcd0/0xcd0 [ 345.712585] ? print_usage_bug+0xc0/0xc0 [ 345.716637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.722160] ? should_fail+0x22d/0xd01 [ 345.726033] ? zap_class+0x640/0x640 [ 345.729736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.734824] ? zap_class+0x640/0x640 [ 345.738563] ? __lock_is_held+0xb5/0x140 [ 345.742615] ? zap_class+0x640/0x640 [ 345.746319] ? lock_release+0xa00/0xa00 [ 345.750283] ? perf_trace_sched_process_exec+0x860/0x860 [ 345.755729] ? check_preemption_disabled+0x48/0x280 [ 345.760740] ? __might_sleep+0x95/0x190 [ 345.764705] __alloc_pages_nodemask+0xa80/0xde0 [ 345.769357] ? zap_class+0x640/0x640 [ 345.773060] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 345.778069] ? mark_held_locks+0xc7/0x130 [ 345.782207] ? cache_grow_begin+0x65/0x8c0 [ 345.786428] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 345.790998] ? trace_hardirqs_on+0xbd/0x310 [ 345.795307] ? fallback_alloc+0x204/0x2e0 [ 345.799440] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.804537] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 345.810066] cache_grow_begin+0xa5/0x8c0 [ 345.814114] ? do_raw_spin_unlock+0xa7/0x330 [ 345.818523] fallback_alloc+0x204/0x2e0 [ 345.822494] ____cache_alloc_node+0x1c7/0x1e0 [ 345.826983] kmem_cache_alloc_trace+0x214/0x750 [ 345.831663] do_syslog+0xb9b/0x1690 [ 345.835288] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 345.840294] ? finish_wait+0x430/0x430 [ 345.844171] ? aa_path_link+0x5e0/0x5e0 [ 345.848136] kmsg_read+0x8f/0xc0 [ 345.851489] ? kmsg_poll+0xb0/0xb0 [ 345.855020] proc_reg_read+0x2a3/0x3d0 [ 345.858906] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 345.863819] ? mark_held_locks+0xc7/0x130 [ 345.867965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.873485] ? fsnotify+0x4e5/0xf20 [ 345.877103] __vfs_read+0x117/0x9b0 [ 345.880716] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 345.885631] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 345.890547] ? vfs_copy_file_range+0xb90/0xb90 [ 345.895130] ? fsnotify+0xf20/0xf20 [ 345.898758] ? fsnotify_first_mark+0x350/0x350 [ 345.903334] ? security_file_permission+0x1c2/0x220 [ 345.908338] ? rw_verify_area+0x118/0x360 [ 345.912564] vfs_read+0x17f/0x3c0 [ 345.916010] ksys_read+0x101/0x260 [ 345.919540] ? kernel_write+0x120/0x120 [ 345.923505] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.928605] __x64_sys_read+0x73/0xb0 [ 345.932395] do_syscall_64+0x1b9/0x820 [ 345.936270] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 345.941621] ? syscall_return_slowpath+0x5e0/0x5e0 [ 345.946538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.951381] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.956387] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 345.961396] ? prepare_exit_to_usermode+0x291/0x3b0 [ 345.966402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.971233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 345.976412] RIP: 0033:0x7fe74e2211fd [ 345.980122] Code: Bad RIP value. [ 345.983482] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 345.991177] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 345.998432] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 346.005688] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 346.012941] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 346.020194] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 346.027469] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 346.027473] warn_alloc_show_mem: 1 callbacks suppressed [ 346.027478] Mem-Info: [ 346.034737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.040088] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 346.040088] active_file:15 inactive_file:9 isolated_file:0 [ 346.040088] unevictable:0 dirty:0 writeback:0 unstable:0 [ 346.040088] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 346.040088] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 346.040088] free:13746 free_pcp:134 free_cma:0 [ 346.042455] Call Trace: [ 346.051822] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 346.084568] [ 346.087143] 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 [ 346.114801] dump_stack+0x244/0x39d [ 346.116918] lowmem_reserve[]: 0 2818 6321 6321 [ 346.143012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 346.146603] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 346.151175] warn_alloc.cold.116+0xb7/0x1bd [ 346.156324] lowmem_reserve[]: 0 0 3503 3503 [ 346.183630] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 346.187915] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 346.192217] ? lock_downgrade+0x900/0x900 [ 346.197030] lowmem_reserve[]: 0 0 0 0 [ 346.225809] ? trace_hardirqs_off+0xb8/0x310 [ 346.229921] 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 [ 346.233703] ? trace_hardirqs_off+0xb8/0x310 [ 346.238073] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 346.251581] __alloc_pages_slowpath+0x26e8/0x2e10 [ 346.255956] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 346.271245] ? warn_alloc+0x120/0x120 [ 346.276045] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 346.290506] ? warn_alloc+0x120/0x120 [ 346.294286] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 346.303093] ? __lock_acquire+0x62f/0x4c20 [ 346.306858] 268 total pagecache pages [ 346.315407] ? warn_alloc+0x120/0x120 [ 346.319613] 0 pages in swap cache [ 346.323386] ? print_usage_bug+0xc0/0xc0 [ 346.327152] Swap cache stats: add 0, delete 0, find 0/0 [ 346.330583] ? print_usage_bug+0xc0/0xc0 [ 346.334608] Free swap = 0kB [ 346.339950] ? mark_held_locks+0x130/0x130 [ 346.343974] Total swap = 0kB [ 346.346980] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.351177] 1965979 pages RAM [ 346.354172] ? should_fail+0x22d/0xd01 [ 346.359667] 0 pages HighMem/MovableOnly [ 346.359673] 342853 pages reserved [ 346.362757] ? zap_class+0x640/0x640 [ 346.366609] 0 pages cma reserved [ 346.370563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.374054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 346.377693] ? __lock_acquire+0x62f/0x4c20 [ 346.381080] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 346.386115] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.392574] rsyslogd cpuset=/ mems_allowed=0 [ 346.396786] ? should_fail+0x22d/0xd01 [ 346.420135] ? mark_held_locks+0x130/0x130 [ 346.424356] ? mark_held_locks+0x130/0x130 [ 346.428576] ? lock_downgrade+0x900/0x900 [ 346.432719] ? zap_class+0x640/0x640 [ 346.436419] ? zap_class+0x640/0x640 [ 346.440117] ? zap_class+0x640/0x640 [ 346.443812] ? do_raw_spin_unlock+0xa7/0x330 [ 346.448212] ? trace_hardirqs_on+0x310/0x310 [ 346.452609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.458131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.463654] ? check_preemption_disabled+0x48/0x280 [ 346.468672] ? __lock_is_held+0xb5/0x140 [ 346.472722] __alloc_pages_nodemask+0xa80/0xde0 [ 346.477374] ? zap_class+0x640/0x640 [ 346.481076] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 346.486087] ? find_held_lock+0x36/0x1c0 [ 346.490144] ? ____cache_alloc_node+0x1c7/0x1e0 [ 346.494799] ? lock_downgrade+0x900/0x900 [ 346.498950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.504999] cache_grow_begin+0xa5/0x8c0 [ 346.509059] ? do_raw_spin_unlock+0xa7/0x330 [ 346.513459] fallback_alloc+0x204/0x2e0 [ 346.517426] ____cache_alloc_node+0x1c7/0x1e0 [ 346.521911] kmem_cache_alloc_node+0xe3/0x730 [ 346.526390] ? __kmalloc_node_track_caller+0x50/0x70 [ 346.531483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.537013] __alloc_skb+0x119/0x770 [ 346.540711] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 346.546066] ? netdev_alloc_frag+0x1f0/0x1f0 [ 346.550470] ? vprintk_default+0x28/0x30 [ 346.554516] ? vprintk_func+0x85/0x181 [ 346.558399] ? printk+0xa7/0xcf [ 346.561666] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 346.566428] new_skb+0x26/0x1c0 [ 346.569696] aoecmd_cfg+0x279/0x7f0 [ 346.573315] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 346.577633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.583167] ? __lock_is_held+0xb5/0x140 [ 346.587345] discover_timer+0x50/0x60 [ 346.591135] call_timer_fn+0x272/0x920 [ 346.595011] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.599837] ? process_timeout+0x40/0x40 [ 346.603891] ? __run_timers+0x7da/0xc70 [ 346.607852] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.612334] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.616820] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.621648] ? lockdep_hardirqs_on+0x296/0x5b0 [ 346.626217] ? trace_hardirqs_on+0xbd/0x310 [ 346.630523] ? kasan_check_read+0x11/0x20 [ 346.634654] ? __run_timers+0x7da/0xc70 [ 346.638613] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.643708] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.648614] __run_timers+0x7e5/0xc70 [ 346.652409] ? timer_fixup_init+0x70/0x70 [ 346.656544] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 346.661549] ? zap_class+0x640/0x640 [ 346.665252] ? enqueue_hrtimer+0x1a5/0x560 [ 346.669473] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 346.674666] ? find_held_lock+0x36/0x1c0 [ 346.678720] ? zap_class+0x640/0x640 [ 346.682421] ? pvclock_read_flags+0x160/0x160 [ 346.686903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.692426] ? check_preemption_disabled+0x48/0x280 [ 346.697435] ? __lock_is_held+0xb5/0x140 [ 346.701482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.707003] ? check_preemption_disabled+0x48/0x280 [ 346.712013] run_timer_softirq+0x52/0xb0 [ 346.716148] ? rcu_read_lock_sched_held+0x14f/0x180 [ 346.721160] __do_softirq+0x308/0xb7e [ 346.724970] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 346.729452] ? lock_downgrade+0x900/0x900 [ 346.733589] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 346.738686] ? pvclock_read_flags+0x160/0x160 [ 346.743167] ? lapic_next_event+0x5a/0x90 [ 346.747309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.752835] ? kvm_clock_read+0x18/0x30 [ 346.756797] ? kvm_sched_clock_read+0x9/0x20 [ 346.761195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.766721] ? check_preemption_disabled+0x48/0x280 [ 346.771748] irq_exit+0x17f/0x1c0 [ 346.775190] smp_apic_timer_interrupt+0x1cb/0x760 [ 346.780030] ? smp_call_function_single_interrupt+0x159/0x650 [ 346.785901] ? smp_call_function_single_interrupt+0x650/0x650 [ 346.791769] ? interrupt_entry+0xb5/0xc0 [ 346.795818] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.800821] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.805830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.810658] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.815664] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.820669] ? task_prio+0x50/0x50 [ 346.824195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.829718] ? check_preemption_disabled+0x48/0x280 [ 346.834722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.839557] apic_timer_interrupt+0xf/0x20 [ 346.843783] [ 346.846008] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 346.850923] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 346.869809] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 346.877499] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 346.884752] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 346.892006] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 346.899267] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 346.906519] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 346.913809] skb_clone+0x1bb/0x500 [ 346.917338] ? finish_task_switch+0x2f4/0x910 [ 346.921816] ? skb_split+0x11e0/0x11e0 [ 346.925691] ? preempt_notifier_register+0x200/0x200 [ 346.930780] ? __switch_to_asm+0x34/0x70 [ 346.934839] ? __switch_to_asm+0x34/0x70 [ 346.938882] ? __switch_to_asm+0x40/0x70 [ 346.942931] ? __switch_to_asm+0x34/0x70 [ 346.946984] ? __switch_to_asm+0x40/0x70 [ 346.951026] ? __switch_to_asm+0x34/0x70 [ 346.955068] ? __switch_to_asm+0x40/0x70 [ 346.959112] ? __switch_to_asm+0x34/0x70 [ 346.963159] ? __switch_to_asm+0x34/0x70 [ 346.967202] ? __switch_to_asm+0x40/0x70 [ 346.971245] ? __switch_to_asm+0x34/0x70 [ 346.975293] bpf_clone_redirect+0xb9/0x490 [ 346.979513] ? __schedule+0x8d7/0x21d0 [ 346.983392] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 346.988399] ? __sched_text_start+0x8/0x8 [ 346.992534] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 346.997287] ? find_held_lock+0x36/0x1c0 [ 347.001341] ? lock_acquire+0x1ed/0x520 [ 347.005301] ? bpf_test_run+0x3cb/0x780 [ 347.009263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.014785] ? check_preemption_disabled+0x48/0x280 [ 347.019790] ? kasan_check_read+0x11/0x20 [ 347.023930] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.029203] ? rcu_softirq_qs+0x20/0x20 [ 347.033165] ? preempt_schedule+0x4d/0x60 [ 347.037298] ? ___preempt_schedule+0x16/0x18 [ 347.041698] ? bpf_test_run+0x25d/0x780 [ 347.045665] ? netlink_diag_dump+0x2a0/0x2a0 [ 347.050074] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.055598] ? bpf_test_init.isra.10+0x70/0x100 [ 347.060257] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 347.065005] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.069833] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 347.075358] ? fput+0x130/0x1a0 [ 347.078625] ? __bpf_prog_get+0x9b/0x290 [ 347.082673] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.087497] ? bpf_prog_test_run+0x130/0x1a0 [ 347.091893] ? __x64_sys_bpf+0x3d8/0x520 [ 347.095943] ? bpf_prog_get+0x20/0x20 [ 347.099747] ? do_syscall_64+0x1b9/0x820 [ 347.103794] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 347.109152] ? syscall_return_slowpath+0x5e0/0x5e0 [ 347.114072] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.119073] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 347.124078] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 347.130727] ? __switch_to_asm+0x40/0x70 [ 347.134784] ? __switch_to_asm+0x34/0x70 [ 347.138837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.143668] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 347.149032] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 347.149099] aoe: skb alloc failure [ 347.155773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.155777] Call Trace: [ 347.155781] [ 347.155794] dump_stack+0x244/0x39d [ 347.155810] ? dump_stack_print_info.cold.1+0x20/0x20 [ 347.159340] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 347.168672] warn_alloc.cold.116+0xb7/0x1bd [ 347.171217] syz-executor1 cpuset=syz1 mems_allowed=0 [ 347.173357] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 347.206779] ? lock_downgrade+0x900/0x900 [ 347.210916] ? trace_hardirqs_off+0xb8/0x310 [ 347.215317] ? trace_hardirqs_off+0xb8/0x310 [ 347.219720] __alloc_pages_slowpath+0x26e8/0x2e10 [ 347.224569] ? warn_alloc+0x120/0x120 [ 347.228357] ? print_usage_bug+0xc0/0xc0 [ 347.232411] ? warn_alloc+0x120/0x120 [ 347.236202] ? warn_alloc+0x120/0x120 [ 347.239987] ? print_usage_bug+0xc0/0xc0 [ 347.244044] ? print_usage_bug+0xc0/0xc0 [ 347.248090] ? __lock_acquire+0x62f/0x4c20 [ 347.252316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.257840] ? should_fail+0x22d/0xd01 [ 347.261714] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.266803] ? __lock_acquire+0x62f/0x4c20 [ 347.271029] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.276117] ? __lock_acquire+0x62f/0x4c20 [ 347.280341] ? should_fail+0x22d/0xd01 [ 347.284215] ? find_held_lock+0x36/0x1c0 [ 347.288361] ? mark_held_locks+0x130/0x130 [ 347.292588] ? mark_held_locks+0x130/0x130 [ 347.296808] ? zap_class+0x640/0x640 [ 347.300507] ? zap_class+0x640/0x640 [ 347.304206] ? print_usage_bug+0xc0/0xc0 [ 347.308254] ? do_raw_spin_unlock+0xa7/0x330 [ 347.312648] ? zap_class+0x640/0x640 [ 347.316345] ? print_usage_bug+0xc0/0xc0 [ 347.320399] ? wq_watchdog_touch+0x9c/0xfe [ 347.324620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.330146] ? check_preemption_disabled+0x48/0x280 [ 347.335158] ? __lock_is_held+0xb5/0x140 [ 347.339459] __alloc_pages_nodemask+0xa80/0xde0 [ 347.344112] ? zap_class+0x640/0x640 [ 347.347824] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 347.352836] ? find_held_lock+0x36/0x1c0 [ 347.356890] ? ____cache_alloc_node+0x1c7/0x1e0 [ 347.361544] ? lock_downgrade+0x900/0x900 [ 347.365682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.371208] cache_grow_begin+0xa5/0x8c0 [ 347.375252] ? do_raw_spin_unlock+0xa7/0x330 [ 347.379650] fallback_alloc+0x204/0x2e0 [ 347.383613] ____cache_alloc_node+0x1c7/0x1e0 [ 347.388105] kmem_cache_alloc_node+0xe3/0x730 [ 347.392592] ? ipv6_get_ifaddr+0x42e/0x620 [ 347.396843] __alloc_skb+0x119/0x770 [ 347.400628] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.405891] ? netdev_alloc_frag+0x1f0/0x1f0 [ 347.410282] ? lock_downgrade+0x900/0x900 [ 347.414432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.419955] ? refcount_sub_and_test_checked+0x203/0x310 [ 347.425411] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 347.430849] ? addrconf_rs_timer+0x690/0x690 [ 347.435254] ndisc_alloc_skb+0x144/0x340 [ 347.439318] ndisc_send_rs+0x331/0x6e0 [ 347.443197] addrconf_rs_timer+0x314/0x690 [ 347.447420] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.451650] call_timer_fn+0x272/0x920 [ 347.455524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.459745] ? process_timeout+0x40/0x40 [ 347.463800] ? mark_held_locks+0xc7/0x130 [ 347.467937] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.472419] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.476899] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.481125] ? lockdep_hardirqs_on+0x296/0x5b0 [ 347.485699] ? trace_hardirqs_on+0xbd/0x310 [ 347.490005] ? kasan_check_read+0x11/0x20 [ 347.494136] ? __run_timers+0x7da/0xc70 [ 347.498095] ? trace_hardirqs_off_caller+0x310/0x310 [ 347.503192] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.507431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.511660] __run_timers+0x7e5/0xc70 [ 347.515455] ? timer_fixup_init+0x70/0x70 [ 347.519590] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 347.524601] ? zap_class+0x640/0x640 [ 347.528303] ? print_usage_bug+0xc0/0xc0 [ 347.532354] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 347.537536] ? find_held_lock+0x36/0x1c0 [ 347.541583] ? zap_class+0x640/0x640 [ 347.545285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.550810] ? check_preemption_disabled+0x48/0x280 [ 347.555820] ? __lock_is_held+0xb5/0x140 [ 347.559866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.565395] ? check_preemption_disabled+0x48/0x280 [ 347.570399] run_timer_softirq+0x52/0xb0 [ 347.574446] ? rcu_read_lock_sched_held+0x14f/0x180 [ 347.579451] __do_softirq+0x308/0xb7e [ 347.583239] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 347.587721] ? lock_downgrade+0x900/0x900 [ 347.591857] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 347.596950] ? pvclock_read_flags+0x160/0x160 [ 347.601453] ? lapic_next_event+0x5a/0x90 [ 347.605589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.611125] ? kvm_clock_read+0x18/0x30 [ 347.615085] ? kvm_sched_clock_read+0x9/0x20 [ 347.619519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.625043] ? check_preemption_disabled+0x48/0x280 [ 347.630052] irq_exit+0x17f/0x1c0 [ 347.633493] smp_apic_timer_interrupt+0x1cb/0x760 [ 347.638319] ? smp_reschedule_interrupt+0x109/0x650 [ 347.643321] ? smp_call_function_single_interrupt+0x650/0x650 [ 347.649192] ? interrupt_entry+0xb5/0xc0 [ 347.653240] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.658242] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.663243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.668069] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.673074] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.678088] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.682927] apic_timer_interrupt+0xf/0x20 [ 347.687140] [ 347.689463] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 347.694911] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 347.713884] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 347.721580] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 347.728837] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 347.736098] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 347.743350] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 347.750610] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 347.757879] ? check_preemption_disabled+0x3a/0x280 [ 347.762882] ? check_preemption_disabled+0x43/0x280 [ 347.767907] check_preemption_disabled+0x43/0x280 [ 347.772737] debug_smp_processor_id+0x1c/0x20 [ 347.777220] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 347.782482] ? rcu_pm_notify+0xc0/0xc0 [ 347.786357] ? __lock_is_held+0xb5/0x140 [ 347.790411] rcu_read_lock_held+0x90/0xc0 [ 347.794546] list_lru_count_one+0x31a/0x450 [ 347.798852] ? list_lru_isolate_move+0x3c0/0x3c0 [ 347.803599] ? deferred_split_count+0x65/0x170 [ 347.808163] ? shrink_huge_zero_page_count+0xc8/0x100 [ 347.813345] super_cache_count+0x1b9/0x2e0 [ 347.817573] do_shrink_slab+0x1b1/0xd30 [ 347.821535] ? lock_acquire+0x1ed/0x520 [ 347.825499] ? snapshot_refaults+0x290/0x290 [ 347.829895] ? lock_release+0xa00/0xa00 [ 347.833856] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 347.838777] ? down_read_trylock+0xda/0x140 [ 347.843087] ? shrink_slab+0x207/0x8c0 [ 347.846959] ? downgrade_write+0x270/0x270 [ 347.851188] shrink_slab+0x389/0x8c0 [ 347.854889] ? shrink_active_list+0x1f00/0x1f00 [ 347.859549] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 347.865162] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.870270] ? cgroup_procs_write_finish+0xf0/0xf0 [ 347.875192] ? find_held_lock+0x36/0x1c0 [ 347.879237] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.884764] shrink_node+0x431/0x16b0 [ 347.888551] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 347.893832] ? shrink_node_memcg+0x18f0/0x18f0 [ 347.898443] ? kvm_clock_read+0x18/0x30 [ 347.902403] ? ktime_get+0x2c1/0x400 [ 347.906108] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 347.910592] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 347.916115] ? __cpuset_node_allowed+0x19b/0x660 [ 347.920857] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 347.926560] ? delayacct_end+0x5a/0x100 [ 347.930527] do_try_to_free_pages+0x3e7/0x1290 [ 347.935093] ? zap_class+0x640/0x640 [ 347.938805] ? shrink_node+0x16b0/0x16b0 [ 347.942850] ? __lock_is_held+0xb5/0x140 [ 347.946907] try_to_free_pages+0x4d0/0xb90 [ 347.951131] ? do_try_to_free_pages+0x1290/0x1290 [ 347.955971] ? lock_acquire+0x1ed/0x520 [ 347.959929] ? set_page_refcounted+0x280/0x280 [ 347.964500] ? lock_release+0xa00/0xa00 [ 347.968461] ? _raw_spin_unlock_irq+0x60/0x80 [ 347.972951] ? psi_memstall_enter+0x240/0x2b0 [ 347.977435] ? psi_memstall_tick+0x230/0x230 [ 347.981837] __alloc_pages_slowpath+0xa14/0x2e10 [ 347.986600] ? warn_alloc+0x120/0x120 [ 347.990384] ? mark_held_locks+0x130/0x130 [ 347.994612] ? warn_alloc+0x120/0x120 [ 347.998400] ? print_usage_bug+0xc0/0xc0 [ 348.002449] ? print_usage_bug+0xc0/0xc0 [ 348.006498] ? perf_event_update_userpage+0xcd0/0xcd0 [ 348.011673] ? print_usage_bug+0xc0/0xc0 [ 348.015723] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.021259] ? should_fail+0x22d/0xd01 [ 348.025132] ? zap_class+0x640/0x640 [ 348.028835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.033927] ? zap_class+0x640/0x640 [ 348.037646] ? __lock_is_held+0xb5/0x140 [ 348.041700] ? zap_class+0x640/0x640 [ 348.045402] ? lock_release+0xa00/0xa00 [ 348.049363] ? perf_trace_sched_process_exec+0x860/0x860 [ 348.054797] ? check_preemption_disabled+0x48/0x280 [ 348.059805] ? __might_sleep+0x95/0x190 [ 348.063772] __alloc_pages_nodemask+0xa80/0xde0 [ 348.068429] ? zap_class+0x640/0x640 [ 348.072135] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 348.077147] ? mark_held_locks+0xc7/0x130 [ 348.081282] ? cache_grow_begin+0x65/0x8c0 [ 348.085533] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 348.090102] ? trace_hardirqs_on+0xbd/0x310 [ 348.094410] ? fallback_alloc+0x204/0x2e0 [ 348.098550] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.103644] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 348.109168] cache_grow_begin+0xa5/0x8c0 [ 348.113215] ? do_raw_spin_unlock+0xa7/0x330 [ 348.117616] fallback_alloc+0x204/0x2e0 [ 348.121595] ____cache_alloc_node+0x1c7/0x1e0 [ 348.126176] kmem_cache_alloc_trace+0x214/0x750 [ 348.130838] do_syslog+0xb9b/0x1690 [ 348.134457] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 348.139459] ? finish_wait+0x430/0x430 [ 348.143338] ? aa_path_link+0x5e0/0x5e0 [ 348.147310] kmsg_read+0x8f/0xc0 [ 348.150674] ? kmsg_poll+0xb0/0xb0 [ 348.154202] proc_reg_read+0x2a3/0x3d0 [ 348.158084] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 348.162997] ? mark_held_locks+0xc7/0x130 [ 348.167137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.172661] ? fsnotify+0x4e5/0xf20 [ 348.176282] __vfs_read+0x117/0x9b0 [ 348.179893] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 348.184820] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 348.189738] ? vfs_copy_file_range+0xb90/0xb90 [ 348.194304] ? fsnotify+0xf20/0xf20 [ 348.197921] ? fsnotify_first_mark+0x350/0x350 [ 348.202498] ? security_file_permission+0x1c2/0x220 [ 348.207501] ? rw_verify_area+0x118/0x360 [ 348.211635] vfs_read+0x17f/0x3c0 [ 348.215079] ksys_read+0x101/0x260 [ 348.218621] ? kernel_write+0x120/0x120 [ 348.222582] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.227677] __x64_sys_read+0x73/0xb0 [ 348.231467] do_syscall_64+0x1b9/0x820 [ 348.235339] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 348.240687] ? syscall_return_slowpath+0x5e0/0x5e0 [ 348.245599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.250426] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.255444] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 348.260448] ? prepare_exit_to_usermode+0x291/0x3b0 [ 348.265460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.270295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 348.275474] RIP: 0033:0x7fe74e2211fd [ 348.279185] Code: Bad RIP value. [ 348.282531] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 348.290229] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 348.297483] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 348.304734] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 348.311988] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 348.319258] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 348.326532] warn_alloc_show_mem: 1 callbacks suppressed [ 348.326541] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 348.326542] Mem-Info: [ 348.326570] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 348.326570] active_file:15 inactive_file:9 isolated_file:0 [ 348.326570] unevictable:0 dirty:0 writeback:0 unstable:0 [ 348.326570] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 348.326570] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 348.326570] free:13746 free_pcp:134 free_cma:0 [ 348.331898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.339161] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 348.341541] Call Trace: [ 348.374388] 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 [ 348.383719] [ 348.411182] lowmem_reserve[]: 0 2818 6321 6321 [ 348.413748] dump_stack+0x244/0x39d [ 348.439827] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 348.441959] ? dump_stack_print_info.cold.1+0x20/0x20 [ 348.446508] lowmem_reserve[]: 0 0 3503 3503 [ 348.450127] warn_alloc.cold.116+0xb7/0x1bd [ 348.477407] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 348.482578] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 348.486875] lowmem_reserve[]: 0 0 0 0 [ 348.491179] ? lock_downgrade+0x900/0x900 [ 348.520119] 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 [ 348.524971] ? trace_hardirqs_off+0xb8/0x310 [ 348.528728] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 348.532858] ? trace_hardirqs_off+0xb8/0x310 [ 348.546341] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 348.550735] __alloc_pages_slowpath+0x26e8/0x2e10 [ 348.565959] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 348.570362] ? warn_alloc+0x120/0x120 [ 348.584794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 348.589610] ? warn_alloc+0x120/0x120 [ 348.598409] 268 total pagecache pages [ 348.602197] ? __lock_acquire+0x62f/0x4c20 [ 348.610743] 0 pages in swap cache [ 348.614515] ? warn_alloc+0x120/0x120 [ 348.618290] Swap cache stats: add 0, delete 0, find 0/0 [ 348.622500] ? print_usage_bug+0xc0/0xc0 [ 348.625919] Free swap = 0kB [ 348.629700] ? print_usage_bug+0xc0/0xc0 [ 348.635035] Total swap = 0kB [ 348.639076] ? mark_held_locks+0x130/0x130 [ 348.642062] 1965979 pages RAM [ 348.646122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.649099] 0 pages HighMem/MovableOnly [ 348.649105] 342853 pages reserved [ 348.653318] ? should_fail+0x22d/0xd01 [ 348.656387] 0 pages cma reserved [ 348.661902] ? zap_class+0x640/0x640 [ 348.665954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 348.669275] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.673180] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 348.676473] ? __lock_acquire+0x62f/0x4c20 [ 348.680153] rsyslogd cpuset=/ mems_allowed=0 [ 348.686626] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.715403] ? should_fail+0x22d/0xd01 [ 348.719291] ? mark_held_locks+0x130/0x130 [ 348.723514] ? mark_held_locks+0x130/0x130 [ 348.727747] ? lock_downgrade+0x900/0x900 [ 348.731894] ? zap_class+0x640/0x640 [ 348.735595] ? zap_class+0x640/0x640 [ 348.739315] ? zap_class+0x640/0x640 [ 348.743016] ? do_raw_spin_unlock+0xa7/0x330 [ 348.747410] ? trace_hardirqs_on+0x310/0x310 [ 348.751917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.757441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.762964] ? check_preemption_disabled+0x48/0x280 [ 348.767975] ? __lock_is_held+0xb5/0x140 [ 348.772035] __alloc_pages_nodemask+0xa80/0xde0 [ 348.776798] ? zap_class+0x640/0x640 [ 348.780500] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 348.785519] ? find_held_lock+0x36/0x1c0 [ 348.789576] ? ____cache_alloc_node+0x1c7/0x1e0 [ 348.794229] ? lock_downgrade+0x900/0x900 [ 348.798372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.803899] cache_grow_begin+0xa5/0x8c0 [ 348.807947] ? do_raw_spin_unlock+0xa7/0x330 [ 348.812348] fallback_alloc+0x204/0x2e0 [ 348.816328] ____cache_alloc_node+0x1c7/0x1e0 [ 348.820813] kmem_cache_alloc_node+0xe3/0x730 [ 348.825305] ? __kmalloc_node_track_caller+0x50/0x70 [ 348.830403] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.835956] __alloc_skb+0x119/0x770 [ 348.839687] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 348.845052] ? netdev_alloc_frag+0x1f0/0x1f0 [ 348.849480] ? vprintk_default+0x28/0x30 [ 348.853537] ? vprintk_func+0x85/0x181 [ 348.857430] ? printk+0xa7/0xcf [ 348.860723] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 348.865499] new_skb+0x26/0x1c0 [ 348.868781] aoecmd_cfg+0x279/0x7f0 [ 348.872414] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 348.876741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.882287] ? __lock_is_held+0xb5/0x140 [ 348.886361] discover_timer+0x50/0x60 [ 348.890162] call_timer_fn+0x272/0x920 [ 348.894048] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.898904] ? process_timeout+0x40/0x40 [ 348.902970] ? __run_timers+0x7da/0xc70 [ 348.906953] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.911456] ? _raw_spin_unlock_irq+0x27/0x80 [ 348.915948] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.920792] ? lockdep_hardirqs_on+0x296/0x5b0 [ 348.925374] ? trace_hardirqs_on+0xbd/0x310 [ 348.929693] ? kasan_check_read+0x11/0x20 [ 348.933841] ? __run_timers+0x7da/0xc70 [ 348.937815] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.942931] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.947773] __run_timers+0x7e5/0xc70 [ 348.951581] ? timer_fixup_init+0x70/0x70 [ 348.955728] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 348.960752] ? zap_class+0x640/0x640 [ 348.964470] ? enqueue_hrtimer+0x1a5/0x560 [ 348.968707] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 348.973904] ? find_held_lock+0x36/0x1c0 [ 348.977968] ? zap_class+0x640/0x640 [ 348.981692] ? pvclock_read_flags+0x160/0x160 [ 348.986188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.991726] ? check_preemption_disabled+0x48/0x280 [ 348.996757] ? __lock_is_held+0xb5/0x140 [ 349.000820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.006358] ? check_preemption_disabled+0x48/0x280 [ 349.011377] run_timer_softirq+0x52/0xb0 [ 349.015438] ? rcu_read_lock_sched_held+0x14f/0x180 [ 349.020455] __do_softirq+0x308/0xb7e [ 349.024262] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.028759] ? lock_downgrade+0x900/0x900 [ 349.032908] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 349.038022] ? pvclock_read_flags+0x160/0x160 [ 349.042524] ? lapic_next_event+0x5a/0x90 [ 349.046674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.052215] ? kvm_clock_read+0x18/0x30 [ 349.056192] ? kvm_sched_clock_read+0x9/0x20 [ 349.060605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.066144] ? check_preemption_disabled+0x48/0x280 [ 349.071167] irq_exit+0x17f/0x1c0 [ 349.074623] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.079467] ? smp_call_function_single_interrupt+0x159/0x650 [ 349.085350] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.091234] ? interrupt_entry+0xb5/0xc0 [ 349.095294] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.100307] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.105324] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.110167] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.115180] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.120193] ? task_prio+0x50/0x50 [ 349.123741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.129279] ? check_preemption_disabled+0x48/0x280 [ 349.134298] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.139145] apic_timer_interrupt+0xf/0x20 [ 349.143371] [ 349.145609] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 349.150536] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 349.169434] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 349.177138] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 349.184405] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 349.191671] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 349.198938] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 349.206214] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 349.213520] skb_clone+0x1bb/0x500 [ 349.217063] ? finish_task_switch+0x2f4/0x910 [ 349.221559] ? skb_split+0x11e0/0x11e0 [ 349.225448] ? preempt_notifier_register+0x200/0x200 [ 349.230550] ? __switch_to_asm+0x34/0x70 [ 349.234606] ? __switch_to_asm+0x34/0x70 [ 349.238664] ? __switch_to_asm+0x40/0x70 [ 349.242719] ? __switch_to_asm+0x34/0x70 [ 349.246784] ? __switch_to_asm+0x40/0x70 [ 349.250844] ? __switch_to_asm+0x34/0x70 [ 349.254899] ? __switch_to_asm+0x40/0x70 [ 349.258964] ? __switch_to_asm+0x34/0x70 [ 349.263025] ? __switch_to_asm+0x34/0x70 [ 349.267083] ? __switch_to_asm+0x40/0x70 [ 349.271141] ? __switch_to_asm+0x34/0x70 [ 349.275208] bpf_clone_redirect+0xb9/0x490 [ 349.279448] ? __schedule+0x8d7/0x21d0 [ 349.283341] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 349.288360] ? __sched_text_start+0x8/0x8 [ 349.292509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 349.297279] ? find_held_lock+0x36/0x1c0 [ 349.301346] ? lock_acquire+0x1ed/0x520 [ 349.305324] ? bpf_test_run+0x3cb/0x780 [ 349.309299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.314834] ? check_preemption_disabled+0x48/0x280 [ 349.319853] ? kasan_check_read+0x11/0x20 [ 349.324000] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.329279] ? rcu_softirq_qs+0x20/0x20 [ 349.333252] ? preempt_schedule+0x4d/0x60 [ 349.337643] ? ___preempt_schedule+0x16/0x18 [ 349.342063] ? bpf_test_run+0x25d/0x780 [ 349.346050] ? netlink_diag_dump+0x2a0/0x2a0 [ 349.350458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.355994] ? bpf_test_init.isra.10+0x70/0x100 [ 349.360667] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 349.365431] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 349.370276] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 349.375814] ? fput+0x130/0x1a0 [ 349.379097] ? __bpf_prog_get+0x9b/0x290 [ 349.383162] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 349.387999] ? bpf_prog_test_run+0x130/0x1a0 [ 349.392410] ? __x64_sys_bpf+0x3d8/0x520 [ 349.396469] ? bpf_prog_get+0x20/0x20 [ 349.400288] ? do_syscall_64+0x1b9/0x820 [ 349.404346] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 349.409717] ? syscall_return_slowpath+0x5e0/0x5e0 [ 349.414649] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.419663] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 349.424683] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 349.431348] ? __switch_to_asm+0x40/0x70 [ 349.435407] ? __switch_to_asm+0x34/0x70 [ 349.439470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.444322] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 349.449702] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 349.449784] aoe: skb alloc failure [ 349.456453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 349.456458] Call Trace: [ 349.456463] [ 349.456480] dump_stack+0x244/0x39d [ 349.456500] ? dump_stack_print_info.cold.1+0x20/0x20 [ 349.460041] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 349.469369] warn_alloc.cold.116+0xb7/0x1bd [ 349.471920] syz-executor1 cpuset=syz1 mems_allowed=0 [ 349.474071] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 349.507541] ? lock_downgrade+0x900/0x900 [ 349.511695] ? trace_hardirqs_off+0xb8/0x310 [ 349.516107] ? trace_hardirqs_off+0xb8/0x310 [ 349.520524] __alloc_pages_slowpath+0x26e8/0x2e10 [ 349.525394] ? warn_alloc+0x120/0x120 [ 349.529203] ? print_usage_bug+0xc0/0xc0 [ 349.533266] ? warn_alloc+0x120/0x120 [ 349.537074] ? warn_alloc+0x120/0x120 [ 349.540874] ? print_usage_bug+0xc0/0xc0 [ 349.544947] ? print_usage_bug+0xc0/0xc0 [ 349.549012] ? __lock_acquire+0x62f/0x4c20 [ 349.553252] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.558789] ? should_fail+0x22d/0xd01 [ 349.562677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.567782] ? __lock_acquire+0x62f/0x4c20 [ 349.572026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.577126] ? __lock_acquire+0x62f/0x4c20 [ 349.581360] ? should_fail+0x22d/0xd01 [ 349.585249] ? find_held_lock+0x36/0x1c0 [ 349.589319] ? mark_held_locks+0x130/0x130 [ 349.593558] ? mark_held_locks+0x130/0x130 [ 349.597790] ? zap_class+0x640/0x640 [ 349.601501] ? zap_class+0x640/0x640 [ 349.605218] ? print_usage_bug+0xc0/0xc0 [ 349.609276] ? do_raw_spin_unlock+0xa7/0x330 [ 349.613681] ? zap_class+0x640/0x640 [ 349.617392] ? print_usage_bug+0xc0/0xc0 [ 349.621449] ? wq_watchdog_touch+0x9c/0xfe [ 349.625684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.631220] ? check_preemption_disabled+0x48/0x280 [ 349.636245] ? __lock_is_held+0xb5/0x140 [ 349.640310] __alloc_pages_nodemask+0xa80/0xde0 [ 349.644981] ? zap_class+0x640/0x640 [ 349.648696] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 349.653723] ? find_held_lock+0x36/0x1c0 [ 349.657790] ? ____cache_alloc_node+0x1c7/0x1e0 [ 349.662457] ? lock_downgrade+0x900/0x900 [ 349.666613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.672151] cache_grow_begin+0xa5/0x8c0 [ 349.676211] ? do_raw_spin_unlock+0xa7/0x330 [ 349.680623] fallback_alloc+0x204/0x2e0 [ 349.684601] ____cache_alloc_node+0x1c7/0x1e0 [ 349.689098] kmem_cache_alloc_node+0xe3/0x730 [ 349.693595] ? ipv6_get_ifaddr+0x42e/0x620 [ 349.697842] __alloc_skb+0x119/0x770 [ 349.701552] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.706830] ? netdev_alloc_frag+0x1f0/0x1f0 [ 349.711234] ? lock_downgrade+0x900/0x900 [ 349.715387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.720934] ? refcount_sub_and_test_checked+0x203/0x310 [ 349.726385] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 349.731831] ? addrconf_rs_timer+0x690/0x690 [ 349.736250] ndisc_alloc_skb+0x144/0x340 [ 349.740317] ndisc_send_rs+0x331/0x6e0 [ 349.744215] addrconf_rs_timer+0x314/0x690 [ 349.748451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.752696] call_timer_fn+0x272/0x920 [ 349.756581] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.760811] ? process_timeout+0x40/0x40 [ 349.764879] ? mark_held_locks+0xc7/0x130 [ 349.769038] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.773528] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.778018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.782254] ? lockdep_hardirqs_on+0x296/0x5b0 [ 349.786840] ? trace_hardirqs_on+0xbd/0x310 [ 349.791159] ? kasan_check_read+0x11/0x20 [ 349.795308] ? __run_timers+0x7da/0xc70 [ 349.799283] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.804388] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.808629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.812860] __run_timers+0x7e5/0xc70 [ 349.816668] ? timer_fixup_init+0x70/0x70 [ 349.820814] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 349.825833] ? zap_class+0x640/0x640 [ 349.829549] ? print_usage_bug+0xc0/0xc0 [ 349.833611] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 349.838804] ? find_held_lock+0x36/0x1c0 [ 349.842868] ? zap_class+0x640/0x640 [ 349.846585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.852123] ? check_preemption_disabled+0x48/0x280 [ 349.857146] ? __lock_is_held+0xb5/0x140 [ 349.861213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.866748] ? check_preemption_disabled+0x48/0x280 [ 349.871767] run_timer_softirq+0x52/0xb0 [ 349.875828] ? rcu_read_lock_sched_held+0x14f/0x180 [ 349.880846] __do_softirq+0x308/0xb7e [ 349.884649] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.889141] ? lock_downgrade+0x900/0x900 [ 349.893294] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 349.898401] ? pvclock_read_flags+0x160/0x160 [ 349.902910] ? lapic_next_event+0x5a/0x90 [ 349.907061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.912604] ? kvm_clock_read+0x18/0x30 [ 349.916578] ? kvm_sched_clock_read+0x9/0x20 [ 349.920986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.926521] ? check_preemption_disabled+0x48/0x280 [ 349.931546] irq_exit+0x17f/0x1c0 [ 349.934997] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.939835] ? smp_reschedule_interrupt+0x109/0x650 [ 349.944849] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.950733] ? interrupt_entry+0xb5/0xc0 [ 349.954792] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.959805] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.964819] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.969664] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.974679] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.979709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.984557] apic_timer_interrupt+0xf/0x20 [ 349.988781] [ 349.991017] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 349.996469] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 350.015368] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 350.023071] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 350.030335] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 350.037600] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 350.044865] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 350.052139] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 350.059425] ? check_preemption_disabled+0x3a/0x280 [ 350.064444] ? check_preemption_disabled+0x43/0x280 [ 350.069464] check_preemption_disabled+0x43/0x280 [ 350.074314] debug_smp_processor_id+0x1c/0x20 [ 350.078809] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 350.084083] ? rcu_pm_notify+0xc0/0xc0 [ 350.087969] ? __lock_is_held+0xb5/0x140 [ 350.092037] rcu_read_lock_held+0x90/0xc0 [ 350.096187] list_lru_count_one+0x31a/0x450 [ 350.100510] ? list_lru_isolate_move+0x3c0/0x3c0 [ 350.105266] ? deferred_split_count+0x65/0x170 [ 350.109851] ? shrink_huge_zero_page_count+0xc8/0x100 [ 350.115054] super_cache_count+0x1b9/0x2e0 [ 350.119293] do_shrink_slab+0x1b1/0xd30 [ 350.123272] ? lock_acquire+0x1ed/0x520 [ 350.127254] ? snapshot_refaults+0x290/0x290 [ 350.131666] ? lock_release+0xa00/0xa00 [ 350.135644] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 350.140585] ? down_read_trylock+0xda/0x140 [ 350.144915] ? shrink_slab+0x207/0x8c0 [ 350.148800] ? downgrade_write+0x270/0x270 [ 350.153043] shrink_slab+0x389/0x8c0 [ 350.156756] ? shrink_active_list+0x1f00/0x1f00 [ 350.161429] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 350.167054] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.172168] ? cgroup_procs_write_finish+0xf0/0xf0 [ 350.177104] ? find_held_lock+0x36/0x1c0 [ 350.181167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.186710] shrink_node+0x431/0x16b0 [ 350.190508] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 350.195807] ? shrink_node_memcg+0x18f0/0x18f0 [ 350.200390] ? kvm_clock_read+0x18/0x30 [ 350.204361] ? ktime_get+0x2c1/0x400 [ 350.208075] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 350.212570] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 350.218106] ? __cpuset_node_allowed+0x19b/0x660 [ 350.222863] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 350.228584] ? delayacct_end+0x5a/0x100 [ 350.232563] do_try_to_free_pages+0x3e7/0x1290 [ 350.237146] ? zap_class+0x640/0x640 [ 350.240889] ? shrink_node+0x16b0/0x16b0 [ 350.244950] ? __lock_is_held+0xb5/0x140 [ 350.249023] try_to_free_pages+0x4d0/0xb90 [ 350.253261] ? do_try_to_free_pages+0x1290/0x1290 [ 350.258117] ? lock_acquire+0x1ed/0x520 [ 350.262096] ? set_page_refcounted+0x280/0x280 [ 350.266681] ? lock_release+0xa00/0xa00 [ 350.270655] ? _raw_spin_unlock_irq+0x60/0x80 [ 350.275151] ? psi_memstall_enter+0x240/0x2b0 [ 350.279644] ? psi_memstall_tick+0x230/0x230 [ 350.284064] __alloc_pages_slowpath+0xa14/0x2e10 [ 350.288844] ? warn_alloc+0x120/0x120 [ 350.292654] ? mark_held_locks+0x130/0x130 [ 350.296909] ? warn_alloc+0x120/0x120 [ 350.300713] ? print_usage_bug+0xc0/0xc0 [ 350.304775] ? print_usage_bug+0xc0/0xc0 [ 350.308838] ? perf_event_update_userpage+0xcd0/0xcd0 [ 350.314042] ? print_usage_bug+0xc0/0xc0 [ 350.318104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.323646] ? should_fail+0x22d/0xd01 [ 350.327532] ? zap_class+0x640/0x640 [ 350.331248] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.336352] ? zap_class+0x640/0x640 [ 350.340092] ? __lock_is_held+0xb5/0x140 [ 350.344160] ? zap_class+0x640/0x640 [ 350.347884] ? lock_release+0xa00/0xa00 [ 350.351868] ? perf_trace_sched_process_exec+0x860/0x860 [ 350.357319] ? check_preemption_disabled+0x48/0x280 [ 350.362341] ? __might_sleep+0x95/0x190 [ 350.366323] __alloc_pages_nodemask+0xa80/0xde0 [ 350.370988] ? zap_class+0x640/0x640 [ 350.374709] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 350.379734] ? mark_held_locks+0xc7/0x130 [ 350.383892] ? cache_grow_begin+0x65/0x8c0 [ 350.388130] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 350.392712] ? trace_hardirqs_on+0xbd/0x310 [ 350.397036] ? fallback_alloc+0x204/0x2e0 [ 350.401184] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.406291] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 350.411830] cache_grow_begin+0xa5/0x8c0 [ 350.415898] ? do_raw_spin_unlock+0xa7/0x330 [ 350.420311] fallback_alloc+0x204/0x2e0 [ 350.424291] ____cache_alloc_node+0x1c7/0x1e0 [ 350.428793] kmem_cache_alloc_trace+0x214/0x750 [ 350.433470] do_syslog+0xb9b/0x1690 [ 350.437104] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 350.442134] ? finish_wait+0x430/0x430 [ 350.446025] ? aa_path_link+0x5e0/0x5e0 [ 350.450009] kmsg_read+0x8f/0xc0 [ 350.453371] ? kmsg_poll+0xb0/0xb0 [ 350.456912] proc_reg_read+0x2a3/0x3d0 [ 350.460803] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 350.465732] ? mark_held_locks+0xc7/0x130 [ 350.469891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.475423] ? fsnotify+0x4e5/0xf20 [ 350.479059] __vfs_read+0x117/0x9b0 [ 350.482684] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 350.487612] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 350.492543] ? vfs_copy_file_range+0xb90/0xb90 [ 350.497129] ? fsnotify+0xf20/0xf20 [ 350.500756] ? fsnotify_first_mark+0x350/0x350 [ 350.505513] ? security_file_permission+0x1c2/0x220 [ 350.510531] ? rw_verify_area+0x118/0x360 [ 350.514681] vfs_read+0x17f/0x3c0 [ 350.518143] ksys_read+0x101/0x260 [ 350.521683] ? kernel_write+0x120/0x120 [ 350.525658] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.530769] __x64_sys_read+0x73/0xb0 [ 350.534570] do_syscall_64+0x1b9/0x820 [ 350.538459] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 350.543821] ? syscall_return_slowpath+0x5e0/0x5e0 [ 350.548760] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.553602] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.558621] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 350.563639] ? prepare_exit_to_usermode+0x291/0x3b0 [ 350.568663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.573512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 350.578696] RIP: 0033:0x7fe74e2211fd [ 350.582422] Code: Bad RIP value. [ 350.585779] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 350.593485] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 350.600751] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 350.608019] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 350.615288] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 350.622553] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 350.629853] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 350.629858] warn_alloc_show_mem: 1 callbacks suppressed [ 350.629864] Mem-Info: [ 350.637133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.642501] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 350.642501] active_file:15 inactive_file:9 isolated_file:0 [ 350.642501] unevictable:0 dirty:0 writeback:0 unstable:0 [ 350.642501] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 350.642501] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 350.642501] free:13746 free_pcp:134 free_cma:0 [ 350.644878] Call Trace: [ 350.654257] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 350.687013] [ 350.689582] 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 [ 350.717075] dump_stack+0x244/0x39d [ 350.719193] lowmem_reserve[]: 0 2818 6321 6321 [ 350.745302] ? dump_stack_print_info.cold.1+0x20/0x20 [ 350.748905] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 350.753488] warn_alloc.cold.116+0xb7/0x1bd [ 350.758646] lowmem_reserve[]: 0 0 3503 3503 [ 350.785961] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 350.790255] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 350.794573] ? lock_downgrade+0x900/0x900 [ 350.799384] lowmem_reserve[]: 0 0 0 0 [ 350.828187] ? trace_hardirqs_off+0xb8/0x310 [ 350.832304] 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 [ 350.836104] ? trace_hardirqs_off+0xb8/0x310 [ 350.840486] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 350.854007] __alloc_pages_slowpath+0x26e8/0x2e10 [ 350.858387] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 350.873670] ? warn_alloc+0x120/0x120 [ 350.878473] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 350.892937] ? warn_alloc+0x120/0x120 [ 350.896717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 350.905537] ? __lock_acquire+0x62f/0x4c20 [ 350.909314] 268 total pagecache pages [ 350.917876] ? warn_alloc+0x120/0x120 [ 350.922100] 0 pages in swap cache [ 350.925886] ? print_usage_bug+0xc0/0xc0 [ 350.929661] Swap cache stats: add 0, delete 0, find 0/0 [ 350.933106] ? print_usage_bug+0xc0/0xc0 [ 350.937139] Free swap = 0kB [ 350.942492] ? mark_held_locks+0x130/0x130 [ 350.946530] Total swap = 0kB [ 350.949544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.953752] 1965979 pages RAM [ 350.956764] ? should_fail+0x22d/0xd01 [ 350.962269] 0 pages HighMem/MovableOnly [ 350.962276] 342853 pages reserved [ 350.965374] ? zap_class+0x640/0x640 [ 350.969233] 0 pages cma reserved [ 350.969306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 350.973206] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.973221] ? __lock_acquire+0x62f/0x4c20 [ 350.973239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.976723] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 350.980368] ? should_fail+0x22d/0xd01 [ 350.983711] rsyslogd cpuset=/ mems_allowed=0 [ 350.990201] ? mark_held_locks+0x130/0x130 [ 351.027117] ? mark_held_locks+0x130/0x130 [ 351.031350] ? lock_downgrade+0x900/0x900 [ 351.035500] ? zap_class+0x640/0x640 [ 351.039212] ? zap_class+0x640/0x640 [ 351.042929] ? zap_class+0x640/0x640 [ 351.046641] ? do_raw_spin_unlock+0xa7/0x330 [ 351.051052] ? trace_hardirqs_on+0x310/0x310 [ 351.055458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.061000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.066540] ? check_preemption_disabled+0x48/0x280 [ 351.071574] ? __lock_is_held+0xb5/0x140 [ 351.075640] __alloc_pages_nodemask+0xa80/0xde0 [ 351.080305] ? zap_class+0x640/0x640 [ 351.084021] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 351.089050] ? find_held_lock+0x36/0x1c0 [ 351.093123] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.097792] ? lock_downgrade+0x900/0x900 [ 351.101958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.107498] cache_grow_begin+0xa5/0x8c0 [ 351.111565] ? do_raw_spin_unlock+0xa7/0x330 [ 351.115982] fallback_alloc+0x204/0x2e0 [ 351.119961] ____cache_alloc_node+0x1c7/0x1e0 [ 351.124458] kmem_cache_alloc_node+0xe3/0x730 [ 351.128952] ? __kmalloc_node_track_caller+0x50/0x70 [ 351.134059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.139606] __alloc_skb+0x119/0x770 [ 351.143318] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 351.148696] ? netdev_alloc_frag+0x1f0/0x1f0 [ 351.153109] ? vprintk_default+0x28/0x30 [ 351.157170] ? vprintk_func+0x85/0x181 [ 351.161056] ? printk+0xa7/0xcf [ 351.164336] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 351.169100] new_skb+0x26/0x1c0 [ 351.172377] aoecmd_cfg+0x279/0x7f0 [ 351.176014] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 351.180337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.185885] ? __lock_is_held+0xb5/0x140 [ 351.189957] discover_timer+0x50/0x60 [ 351.193754] call_timer_fn+0x272/0x920 [ 351.197647] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.202491] ? process_timeout+0x40/0x40 [ 351.206566] ? __run_timers+0x7da/0xc70 [ 351.210539] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.215034] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.219528] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.224372] ? lockdep_hardirqs_on+0x296/0x5b0 [ 351.228953] ? trace_hardirqs_on+0xbd/0x310 [ 351.233274] ? kasan_check_read+0x11/0x20 [ 351.237417] ? __run_timers+0x7da/0xc70 [ 351.241391] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.246503] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 351.251341] __run_timers+0x7e5/0xc70 [ 351.255150] ? timer_fixup_init+0x70/0x70 [ 351.259296] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 351.264310] ? zap_class+0x640/0x640 [ 351.268026] ? enqueue_hrtimer+0x1a5/0x560 [ 351.272264] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 351.277458] ? find_held_lock+0x36/0x1c0 [ 351.281524] ? zap_class+0x640/0x640 [ 351.285247] ? pvclock_read_flags+0x160/0x160 [ 351.289747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.295292] ? check_preemption_disabled+0x48/0x280 [ 351.300314] ? __lock_is_held+0xb5/0x140 [ 351.304378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.309917] ? check_preemption_disabled+0x48/0x280 [ 351.314938] run_timer_softirq+0x52/0xb0 [ 351.318997] ? rcu_read_lock_sched_held+0x14f/0x180 [ 351.324018] __do_softirq+0x308/0xb7e [ 351.327846] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 351.332338] ? lock_downgrade+0x900/0x900 [ 351.336486] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 351.341834] ? pvclock_read_flags+0x160/0x160 [ 351.346333] ? lapic_next_event+0x5a/0x90 [ 351.350482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.356024] ? kvm_clock_read+0x18/0x30 [ 351.359998] ? kvm_sched_clock_read+0x9/0x20 [ 351.364410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.369945] ? check_preemption_disabled+0x48/0x280 [ 351.374972] irq_exit+0x17f/0x1c0 [ 351.378425] smp_apic_timer_interrupt+0x1cb/0x760 [ 351.383269] ? smp_call_function_single_interrupt+0x159/0x650 [ 351.389151] ? smp_call_function_single_interrupt+0x650/0x650 [ 351.395033] ? interrupt_entry+0xb5/0xc0 [ 351.399097] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.404110] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.409125] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.413971] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.418988] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.424005] ? task_prio+0x50/0x50 [ 351.427551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.433088] ? check_preemption_disabled+0x48/0x280 [ 351.438108] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.442961] apic_timer_interrupt+0xf/0x20 [ 351.447191] [ 351.449429] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 351.454358] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 351.473254] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 351.480958] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 351.488228] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 351.495494] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 351.502772] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 351.510040] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 351.517345] skb_clone+0x1bb/0x500 [ 351.520887] ? finish_task_switch+0x2f4/0x910 [ 351.525381] ? skb_split+0x11e0/0x11e0 [ 351.529269] ? preempt_notifier_register+0x200/0x200 [ 351.534371] ? __switch_to_asm+0x34/0x70 [ 351.538428] ? __switch_to_asm+0x34/0x70 [ 351.542483] ? __switch_to_asm+0x40/0x70 [ 351.546550] ? __switch_to_asm+0x34/0x70 [ 351.550606] ? __switch_to_asm+0x40/0x70 [ 351.554664] ? __switch_to_asm+0x34/0x70 [ 351.558722] ? __switch_to_asm+0x40/0x70 [ 351.562796] ? __switch_to_asm+0x34/0x70 [ 351.566855] ? __switch_to_asm+0x34/0x70 [ 351.570912] ? __switch_to_asm+0x40/0x70 [ 351.574966] ? __switch_to_asm+0x34/0x70 [ 351.579030] bpf_clone_redirect+0xb9/0x490 [ 351.583262] ? __schedule+0x8d7/0x21d0 [ 351.587155] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 351.592170] ? __sched_text_start+0x8/0x8 [ 351.596317] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 351.601084] ? find_held_lock+0x36/0x1c0 [ 351.605150] ? lock_acquire+0x1ed/0x520 [ 351.609122] ? bpf_test_run+0x3cb/0x780 [ 351.613097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.618631] ? check_preemption_disabled+0x48/0x280 [ 351.623651] ? kasan_check_read+0x11/0x20 [ 351.627806] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.633085] ? rcu_softirq_qs+0x20/0x20 [ 351.637059] ? preempt_schedule+0x4d/0x60 [ 351.641205] ? ___preempt_schedule+0x16/0x18 [ 351.645618] ? bpf_test_run+0x25d/0x780 [ 351.649603] ? netlink_diag_dump+0x2a0/0x2a0 [ 351.654015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.659551] ? bpf_test_init.isra.10+0x70/0x100 [ 351.664228] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 351.668993] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 351.673832] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 351.679371] ? fput+0x130/0x1a0 [ 351.682649] ? __bpf_prog_get+0x9b/0x290 [ 351.686712] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 351.691561] ? bpf_prog_test_run+0x130/0x1a0 [ 351.695971] ? __x64_sys_bpf+0x3d8/0x520 [ 351.700031] ? bpf_prog_get+0x20/0x20 [ 351.703847] ? do_syscall_64+0x1b9/0x820 [ 351.707909] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 351.713276] ? syscall_return_slowpath+0x5e0/0x5e0 [ 351.718210] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.723226] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 351.728241] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 351.734909] ? __switch_to_asm+0x40/0x70 [ 351.738968] ? __switch_to_asm+0x34/0x70 [ 351.743034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.747883] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 351.753262] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 351.753333] aoe: skb alloc failure [ 351.760015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.760022] Call Trace: [ 351.763601] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 351.772889] [ 351.775457] syz-executor1 cpuset=syz1 mems_allowed=0 [ 351.785931] dump_stack+0x244/0x39d [ 351.796774] ? dump_stack_print_info.cold.1+0x20/0x20 [ 351.801977] warn_alloc.cold.116+0xb7/0x1bd [ 351.806302] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 351.811143] ? lock_downgrade+0x900/0x900 [ 351.815301] ? trace_hardirqs_off+0xb8/0x310 [ 351.819712] ? trace_hardirqs_off+0xb8/0x310 [ 351.824140] __alloc_pages_slowpath+0x26e8/0x2e10 [ 351.829015] ? warn_alloc+0x120/0x120 [ 351.832817] ? print_usage_bug+0xc0/0xc0 [ 351.836884] ? warn_alloc+0x120/0x120 [ 351.840690] ? warn_alloc+0x120/0x120 [ 351.844490] ? print_usage_bug+0xc0/0xc0 [ 351.848556] ? print_usage_bug+0xc0/0xc0 [ 351.852614] ? __lock_acquire+0x62f/0x4c20 [ 351.856854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.862387] ? should_fail+0x22d/0xd01 [ 351.866280] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.871380] ? __lock_acquire+0x62f/0x4c20 [ 351.875615] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.880714] ? __lock_acquire+0x62f/0x4c20 [ 351.884956] ? should_fail+0x22d/0xd01 [ 351.888841] ? find_held_lock+0x36/0x1c0 [ 351.892908] ? mark_held_locks+0x130/0x130 [ 351.897148] ? mark_held_locks+0x130/0x130 [ 351.901378] ? zap_class+0x640/0x640 [ 351.905092] ? zap_class+0x640/0x640 [ 351.908809] ? print_usage_bug+0xc0/0xc0 [ 351.912870] ? do_raw_spin_unlock+0xa7/0x330 [ 351.917277] ? zap_class+0x640/0x640 [ 351.920994] ? print_usage_bug+0xc0/0xc0 [ 351.925054] ? wq_watchdog_touch+0x9c/0xfe [ 351.929288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.934823] ? check_preemption_disabled+0x48/0x280 [ 351.939848] ? __lock_is_held+0xb5/0x140 [ 351.943914] __alloc_pages_nodemask+0xa80/0xde0 [ 351.948580] ? zap_class+0x640/0x640 [ 351.952295] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 351.957322] ? find_held_lock+0x36/0x1c0 [ 351.961389] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.966061] ? lock_downgrade+0x900/0x900 [ 351.970213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.975759] cache_grow_begin+0xa5/0x8c0 [ 351.979816] ? do_raw_spin_unlock+0xa7/0x330 [ 351.984233] fallback_alloc+0x204/0x2e0 [ 351.988215] ____cache_alloc_node+0x1c7/0x1e0 [ 351.992727] kmem_cache_alloc_node+0xe3/0x730 [ 351.997221] ? ipv6_get_ifaddr+0x42e/0x620 [ 352.001464] __alloc_skb+0x119/0x770 [ 352.005174] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.010457] ? netdev_alloc_frag+0x1f0/0x1f0 [ 352.014861] ? lock_downgrade+0x900/0x900 [ 352.019017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.024554] ? refcount_sub_and_test_checked+0x203/0x310 [ 352.030011] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 352.035461] ? addrconf_rs_timer+0x690/0x690 [ 352.039882] ndisc_alloc_skb+0x144/0x340 [ 352.043949] ndisc_send_rs+0x331/0x6e0 [ 352.047841] addrconf_rs_timer+0x314/0x690 [ 352.052081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.056322] call_timer_fn+0x272/0x920 [ 352.060211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.064447] ? process_timeout+0x40/0x40 [ 352.068518] ? mark_held_locks+0xc7/0x130 [ 352.072665] ? _raw_spin_unlock_irq+0x27/0x80 [ 352.077160] ? _raw_spin_unlock_irq+0x27/0x80 [ 352.081651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.085884] ? lockdep_hardirqs_on+0x296/0x5b0 [ 352.090466] ? trace_hardirqs_on+0xbd/0x310 [ 352.094784] ? kasan_check_read+0x11/0x20 [ 352.098926] ? __run_timers+0x7da/0xc70 [ 352.102900] ? trace_hardirqs_off_caller+0x310/0x310 [ 352.108006] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.112243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.116472] __run_timers+0x7e5/0xc70 [ 352.120283] ? timer_fixup_init+0x70/0x70 [ 352.124430] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 352.129449] ? zap_class+0x640/0x640 [ 352.133165] ? print_usage_bug+0xc0/0xc0 [ 352.137227] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 352.142419] ? find_held_lock+0x36/0x1c0 [ 352.146488] ? zap_class+0x640/0x640 [ 352.150205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.155749] ? check_preemption_disabled+0x48/0x280 [ 352.160772] ? __lock_is_held+0xb5/0x140 [ 352.164835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.170371] ? check_preemption_disabled+0x48/0x280 [ 352.175388] run_timer_softirq+0x52/0xb0 [ 352.179446] ? rcu_read_lock_sched_held+0x14f/0x180 [ 352.184460] __do_softirq+0x308/0xb7e [ 352.188265] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 352.192758] ? lock_downgrade+0x900/0x900 [ 352.196907] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 352.202013] ? pvclock_read_flags+0x160/0x160 [ 352.206509] ? lapic_next_event+0x5a/0x90 [ 352.210656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.216200] ? kvm_clock_read+0x18/0x30 [ 352.220171] ? kvm_sched_clock_read+0x9/0x20 [ 352.224581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.230115] ? check_preemption_disabled+0x48/0x280 [ 352.235138] irq_exit+0x17f/0x1c0 [ 352.238592] smp_apic_timer_interrupt+0x1cb/0x760 [ 352.243435] ? smp_reschedule_interrupt+0x109/0x650 [ 352.248454] ? smp_call_function_single_interrupt+0x650/0x650 [ 352.254334] ? interrupt_entry+0xb5/0xc0 [ 352.258396] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.263413] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.268429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.273273] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.278290] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.283314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.288166] apic_timer_interrupt+0xf/0x20 [ 352.292391] [ 352.294629] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 352.300077] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 352.318976] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 352.326679] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 352.333965] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 352.341235] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 352.348500] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 352.355768] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 352.363050] ? check_preemption_disabled+0x3a/0x280 [ 352.368066] ? check_preemption_disabled+0x43/0x280 [ 352.373091] check_preemption_disabled+0x43/0x280 [ 352.377936] debug_smp_processor_id+0x1c/0x20 [ 352.382434] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 352.387721] ? rcu_pm_notify+0xc0/0xc0 [ 352.391611] ? __lock_is_held+0xb5/0x140 [ 352.395689] rcu_read_lock_held+0x90/0xc0 [ 352.399837] list_lru_count_one+0x31a/0x450 [ 352.404160] ? list_lru_isolate_move+0x3c0/0x3c0 [ 352.408917] ? deferred_split_count+0x65/0x170 [ 352.413499] ? shrink_huge_zero_page_count+0xc8/0x100 [ 352.418704] super_cache_count+0x1b9/0x2e0 [ 352.422942] do_shrink_slab+0x1b1/0xd30 [ 352.426925] ? lock_acquire+0x1ed/0x520 [ 352.430904] ? snapshot_refaults+0x290/0x290 [ 352.435310] ? lock_release+0xa00/0xa00 [ 352.439291] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 352.444229] ? down_read_trylock+0xda/0x140 [ 352.448545] ? shrink_slab+0x207/0x8c0 [ 352.452430] ? downgrade_write+0x270/0x270 [ 352.456688] shrink_slab+0x389/0x8c0 [ 352.460399] ? shrink_active_list+0x1f00/0x1f00 [ 352.465171] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 352.470800] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 352.475908] ? cgroup_procs_write_finish+0xf0/0xf0 [ 352.480843] ? find_held_lock+0x36/0x1c0 [ 352.484904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.490448] shrink_node+0x431/0x16b0 [ 352.494248] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 352.499547] ? shrink_node_memcg+0x18f0/0x18f0 [ 352.504179] ? kvm_clock_read+0x18/0x30 [ 352.508154] ? ktime_get+0x2c1/0x400 [ 352.511874] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 352.516375] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 352.521914] ? __cpuset_node_allowed+0x19b/0x660 [ 352.526686] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 352.532396] ? delayacct_end+0x5a/0x100 [ 352.536376] do_try_to_free_pages+0x3e7/0x1290 [ 352.540960] ? zap_class+0x640/0x640 [ 352.544697] ? shrink_node+0x16b0/0x16b0 [ 352.548758] ? __lock_is_held+0xb5/0x140 [ 352.552834] try_to_free_pages+0x4d0/0xb90 [ 352.557080] ? do_try_to_free_pages+0x1290/0x1290 [ 352.561931] ? lock_acquire+0x1ed/0x520 [ 352.565911] ? set_page_refcounted+0x280/0x280 [ 352.570502] ? lock_release+0xa00/0xa00 [ 352.574478] ? _raw_spin_unlock_irq+0x60/0x80 [ 352.578972] ? psi_memstall_enter+0x240/0x2b0 [ 352.583465] ? psi_memstall_tick+0x230/0x230 [ 352.587881] __alloc_pages_slowpath+0xa14/0x2e10 [ 352.592673] ? warn_alloc+0x120/0x120 [ 352.596471] ? mark_held_locks+0x130/0x130 [ 352.600720] ? warn_alloc+0x120/0x120 [ 352.604521] ? print_usage_bug+0xc0/0xc0 [ 352.608585] ? print_usage_bug+0xc0/0xc0 [ 352.612644] ? perf_event_update_userpage+0xcd0/0xcd0 [ 352.617845] ? print_usage_bug+0xc0/0xc0 [ 352.621906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.627459] ? should_fail+0x22d/0xd01 [ 352.631342] ? zap_class+0x640/0x640 [ 352.635060] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.640165] ? zap_class+0x640/0x640 [ 352.643902] ? __lock_is_held+0xb5/0x140 [ 352.647972] ? zap_class+0x640/0x640 [ 352.651696] ? lock_release+0xa00/0xa00 [ 352.655678] ? perf_trace_sched_process_exec+0x860/0x860 [ 352.661130] ? check_preemption_disabled+0x48/0x280 [ 352.666156] ? __might_sleep+0x95/0x190 [ 352.670132] __alloc_pages_nodemask+0xa80/0xde0 [ 352.674803] ? zap_class+0x640/0x640 [ 352.678520] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 352.683547] ? mark_held_locks+0xc7/0x130 [ 352.687705] ? cache_grow_begin+0x65/0x8c0 [ 352.691949] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 352.696532] ? trace_hardirqs_on+0xbd/0x310 [ 352.700855] ? fallback_alloc+0x204/0x2e0 [ 352.705001] ? trace_hardirqs_off_caller+0x310/0x310 [ 352.710109] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 352.715648] cache_grow_begin+0xa5/0x8c0 [ 352.719716] ? do_raw_spin_unlock+0xa7/0x330 [ 352.724133] fallback_alloc+0x204/0x2e0 [ 352.728110] ____cache_alloc_node+0x1c7/0x1e0 [ 352.732609] kmem_cache_alloc_trace+0x214/0x750 [ 352.737285] do_syslog+0xb9b/0x1690 [ 352.740924] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 352.745942] ? finish_wait+0x430/0x430 [ 352.749834] ? aa_path_link+0x5e0/0x5e0 [ 352.753818] kmsg_read+0x8f/0xc0 [ 352.757184] ? kmsg_poll+0xb0/0xb0 [ 352.760727] proc_reg_read+0x2a3/0x3d0 [ 352.764621] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 352.769560] ? mark_held_locks+0xc7/0x130 [ 352.773714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.779249] ? fsnotify+0x4e5/0xf20 [ 352.782880] __vfs_read+0x117/0x9b0 [ 352.786506] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 352.791432] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 352.796364] ? vfs_copy_file_range+0xb90/0xb90 [ 352.800947] ? fsnotify+0xf20/0xf20 [ 352.804574] ? fsnotify_first_mark+0x350/0x350 [ 352.809165] ? security_file_permission+0x1c2/0x220 [ 352.814180] ? rw_verify_area+0x118/0x360 [ 352.818333] vfs_read+0x17f/0x3c0 [ 352.821789] ksys_read+0x101/0x260 [ 352.825332] ? kernel_write+0x120/0x120 [ 352.829307] ? trace_hardirqs_off_caller+0x310/0x310 [ 352.834413] __x64_sys_read+0x73/0xb0 [ 352.838215] do_syscall_64+0x1b9/0x820 [ 352.842101] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 352.847465] ? syscall_return_slowpath+0x5e0/0x5e0 [ 352.852390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.857232] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.862246] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 352.867261] ? prepare_exit_to_usermode+0x291/0x3b0 [ 352.872281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.877131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 352.882317] RIP: 0033:0x7fe74e2211fd [ 352.886040] Code: Bad RIP value. [ 352.889399] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 352.897106] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 352.904369] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 352.911634] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 352.918915] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 352.926179] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 352.933467] warn_alloc_show_mem: 1 callbacks suppressed [ 352.933476] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 352.933478] Mem-Info: [ 352.933508] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 352.933508] active_file:15 inactive_file:9 isolated_file:0 [ 352.933508] unevictable:0 dirty:0 writeback:0 unstable:0 [ 352.933508] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 352.933508] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 352.933508] free:13746 free_pcp:134 free_cma:0 [ 352.938845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.946116] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 352.948507] Call Trace: [ 352.981279] 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 [ 352.990624] [ 353.018277] lowmem_reserve[]: 0 2818 6321 6321 [ 353.020868] dump_stack+0x244/0x39d [ 353.046947] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 353.049095] ? dump_stack_print_info.cold.1+0x20/0x20 [ 353.053659] lowmem_reserve[]: 0 0 3503 3503 [ 353.057311] warn_alloc.cold.116+0xb7/0x1bd [ 353.084601] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 353.089794] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 353.094086] lowmem_reserve[]: 0 0 0 0 [ 353.098409] ? lock_downgrade+0x900/0x900 [ 353.127181] 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 [ 353.132021] ? trace_hardirqs_off+0xb8/0x310 [ 353.135790] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 353.139934] ? trace_hardirqs_off+0xb8/0x310 [ 353.153428] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 353.157837] __alloc_pages_slowpath+0x26e8/0x2e10 [ 353.173070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 353.177490] ? warn_alloc+0x120/0x120 [ 353.191925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 353.196757] ? warn_alloc+0x120/0x120 [ 353.205563] 268 total pagecache pages [ 353.209354] ? warn_alloc+0x120/0x120 [ 353.217912] 0 pages in swap cache [ 353.221696] ? print_usage_bug+0xc0/0xc0 [ 353.225476] Swap cache stats: add 0, delete 0, find 0/0 [ 353.229265] ? print_usage_bug+0xc0/0xc0 [ 353.232696] Free swap = 0kB [ 353.236750] ? ktime_get+0x2c1/0x400 [ 353.242085] Total swap = 0kB [ 353.246141] ? check_preemption_disabled+0x48/0x280 [ 353.249136] 1965979 pages RAM [ 353.252841] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 353.255831] 0 pages HighMem/MovableOnly [ 353.255838] 342853 pages reserved [ 353.260842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.263920] 0 pages cma reserved [ 353.268407] ? should_fail+0x22d/0xd01 [ 353.272427] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 353.275804] ? kasan_check_read+0x11/0x20 [ 353.275820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.275836] ? __lock_acquire+0x62f/0x4c20 [ 353.281405] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 353.284706] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.288565] rsyslogd cpuset=/ mems_allowed=0 [ 353.295050] ? should_fail+0x22d/0xd01 [ 353.331885] ? print_usage_bug+0xc0/0xc0 [ 353.335956] ? mark_held_locks+0x130/0x130 [ 353.340408] ? mark_held_locks+0x130/0x130 [ 353.344644] ? check_preemption_disabled+0x48/0x280 [ 353.349671] ? zap_class+0x640/0x640 [ 353.353390] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 353.358148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.363685] ? check_preemption_disabled+0x48/0x280 [ 353.368710] ? __lock_is_held+0xb5/0x140 [ 353.372777] __alloc_pages_nodemask+0xa80/0xde0 [ 353.377443] ? zap_class+0x640/0x640 [ 353.381160] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 353.386184] ? find_held_lock+0x36/0x1c0 [ 353.390253] ? ____cache_alloc_node+0x1c7/0x1e0 [ 353.394921] ? lock_downgrade+0x900/0x900 [ 353.399078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.404630] cache_grow_begin+0xa5/0x8c0 [ 353.408688] ? do_raw_spin_unlock+0xa7/0x330 [ 353.413105] fallback_alloc+0x204/0x2e0 [ 353.417089] ____cache_alloc_node+0x1c7/0x1e0 [ 353.421602] kmem_cache_alloc_node+0xe3/0x730 [ 353.426095] ? __kmalloc_node_track_caller+0x50/0x70 [ 353.431201] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.436743] __alloc_skb+0x119/0x770 [ 353.440459] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 353.445828] ? netdev_alloc_frag+0x1f0/0x1f0 [ 353.450243] ? vprintk_default+0x28/0x30 [ 353.454309] ? vprintk_func+0x85/0x181 [ 353.458197] ? printk+0xa7/0xcf [ 353.461474] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 353.466238] new_skb+0x26/0x1c0 [ 353.469515] aoecmd_cfg+0x279/0x7f0 [ 353.473146] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 353.477470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.483016] ? __lock_is_held+0xb5/0x140 [ 353.487087] discover_timer+0x50/0x60 [ 353.490884] call_timer_fn+0x272/0x920 [ 353.494770] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.499617] ? process_timeout+0x40/0x40 [ 353.503686] ? __run_timers+0x7da/0xc70 [ 353.507662] ? _raw_spin_unlock_irq+0x27/0x80 [ 353.512155] ? _raw_spin_unlock_irq+0x27/0x80 [ 353.516646] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.521491] ? lockdep_hardirqs_on+0x296/0x5b0 [ 353.526071] ? trace_hardirqs_on+0xbd/0x310 [ 353.530391] ? kasan_check_read+0x11/0x20 [ 353.534533] ? __run_timers+0x7da/0xc70 [ 353.538509] ? trace_hardirqs_off_caller+0x310/0x310 [ 353.543631] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 353.548472] __run_timers+0x7e5/0xc70 [ 353.552284] ? timer_fixup_init+0x70/0x70 [ 353.556436] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 353.561451] ? zap_class+0x640/0x640 [ 353.565168] ? enqueue_hrtimer+0x1a5/0x560 [ 353.569404] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 353.574608] ? find_held_lock+0x36/0x1c0 [ 353.578671] ? zap_class+0x640/0x640 [ 353.582390] ? pvclock_read_flags+0x160/0x160 [ 353.586885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.592421] ? check_preemption_disabled+0x48/0x280 [ 353.597445] ? __lock_is_held+0xb5/0x140 [ 353.601505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.607044] ? check_preemption_disabled+0x48/0x280 [ 353.612062] run_timer_softirq+0x52/0xb0 [ 353.616121] ? rcu_read_lock_sched_held+0x14f/0x180 [ 353.621140] __do_softirq+0x308/0xb7e [ 353.624942] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 353.629435] ? lock_downgrade+0x900/0x900 [ 353.633594] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 353.638707] ? pvclock_read_flags+0x160/0x160 [ 353.643202] ? lapic_next_event+0x5a/0x90 [ 353.647358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.652898] ? kvm_clock_read+0x18/0x30 [ 353.656869] ? kvm_sched_clock_read+0x9/0x20 [ 353.661281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.666817] ? check_preemption_disabled+0x48/0x280 [ 353.671845] irq_exit+0x17f/0x1c0 [ 353.675297] smp_apic_timer_interrupt+0x1cb/0x760 [ 353.680136] ? smp_call_function_single_interrupt+0x159/0x650 [ 353.686019] ? smp_call_function_single_interrupt+0x650/0x650 [ 353.691904] ? interrupt_entry+0xb5/0xc0 [ 353.695968] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.700985] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.706000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.710841] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.715856] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.720885] ? task_prio+0x50/0x50 [ 353.724425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.729960] ? check_preemption_disabled+0x48/0x280 [ 353.734979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.739829] apic_timer_interrupt+0xf/0x20 [ 353.744056] [ 353.746295] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 353.751230] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 353.770125] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 353.777828] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 353.785099] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 353.792367] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 353.799633] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 353.806900] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 353.814208] skb_clone+0x1bb/0x500 [ 353.817748] ? finish_task_switch+0x2f4/0x910 [ 353.822242] ? skb_split+0x11e0/0x11e0 [ 353.826129] ? preempt_notifier_register+0x200/0x200 [ 353.831226] ? __switch_to_asm+0x34/0x70 [ 353.835284] ? __switch_to_asm+0x34/0x70 [ 353.839347] ? __switch_to_asm+0x40/0x70 [ 353.843407] ? __switch_to_asm+0x34/0x70 [ 353.847468] ? __switch_to_asm+0x40/0x70 [ 353.851524] ? __switch_to_asm+0x34/0x70 [ 353.855605] ? __switch_to_asm+0x40/0x70 [ 353.859663] ? __switch_to_asm+0x34/0x70 [ 353.863723] ? __switch_to_asm+0x34/0x70 [ 353.867780] ? __switch_to_asm+0x40/0x70 [ 353.871837] ? __switch_to_asm+0x34/0x70 [ 353.875903] bpf_clone_redirect+0xb9/0x490 [ 353.880136] ? __schedule+0x8d7/0x21d0 [ 353.884031] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 353.889048] ? __sched_text_start+0x8/0x8 [ 353.893193] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 353.897957] ? find_held_lock+0x36/0x1c0 [ 353.902023] ? lock_acquire+0x1ed/0x520 [ 353.905995] ? bpf_test_run+0x3cb/0x780 [ 353.909973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.915508] ? check_preemption_disabled+0x48/0x280 [ 353.920531] ? kasan_check_read+0x11/0x20 [ 353.924688] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.929966] ? rcu_softirq_qs+0x20/0x20 [ 353.933939] ? preempt_schedule+0x4d/0x60 [ 353.938086] ? ___preempt_schedule+0x16/0x18 [ 353.942498] ? bpf_test_run+0x25d/0x780 [ 353.946486] ? netlink_diag_dump+0x2a0/0x2a0 [ 353.950897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.956430] ? bpf_test_init.isra.10+0x70/0x100 [ 353.961101] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 353.965862] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 353.970700] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 353.976234] ? fput+0x130/0x1a0 [ 353.979505] ? __bpf_prog_get+0x9b/0x290 [ 353.983563] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 353.988397] ? bpf_prog_test_run+0x130/0x1a0 [ 353.992794] ? __x64_sys_bpf+0x3d8/0x520 [ 353.996849] ? bpf_prog_get+0x20/0x20 [ 354.000654] ? do_syscall_64+0x1b9/0x820 [ 354.004699] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 354.010049] ? syscall_return_slowpath+0x5e0/0x5e0 [ 354.014964] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.019980] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 354.024987] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 354.031635] ? __switch_to_asm+0x40/0x70 [ 354.035678] ? __switch_to_asm+0x34/0x70 [ 354.039731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.044570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 354.049934] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 354.050025] aoe: skb alloc failure [ 354.056692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.056696] Call Trace: [ 354.056700] [ 354.056715] dump_stack+0x244/0x39d [ 354.056730] ? dump_stack_print_info.cold.1+0x20/0x20 [ 354.060422] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 354.069678] warn_alloc.cold.116+0xb7/0x1bd [ 354.072221] syz-executor1 cpuset=syz1 mems_allowed=0 [ 354.074350] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 354.107980] ? lock_downgrade+0x900/0x900 [ 354.112122] ? trace_hardirqs_off+0xb8/0x310 [ 354.116520] ? trace_hardirqs_off+0xb8/0x310 [ 354.120931] __alloc_pages_slowpath+0x26e8/0x2e10 [ 354.125786] ? warn_alloc+0x120/0x120 [ 354.129586] ? print_usage_bug+0xc0/0xc0 [ 354.133635] ? warn_alloc+0x120/0x120 [ 354.137511] ? warn_alloc+0x120/0x120 [ 354.141305] ? print_usage_bug+0xc0/0xc0 [ 354.145357] ? print_usage_bug+0xc0/0xc0 [ 354.149403] ? __lock_acquire+0x62f/0x4c20 [ 354.153635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.159158] ? should_fail+0x22d/0xd01 [ 354.163051] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.168144] ? __lock_acquire+0x62f/0x4c20 [ 354.172366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.177450] ? __lock_acquire+0x62f/0x4c20 [ 354.181667] ? should_fail+0x22d/0xd01 [ 354.185543] ? find_held_lock+0x36/0x1c0 [ 354.189600] ? mark_held_locks+0x130/0x130 [ 354.193824] ? mark_held_locks+0x130/0x130 [ 354.198040] ? zap_class+0x640/0x640 [ 354.201738] ? zap_class+0x640/0x640 [ 354.205443] ? print_usage_bug+0xc0/0xc0 [ 354.209488] ? do_raw_spin_unlock+0xa7/0x330 [ 354.213880] ? zap_class+0x640/0x640 [ 354.217580] ? print_usage_bug+0xc0/0xc0 [ 354.221629] ? wq_watchdog_touch+0x9c/0xfe [ 354.225856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.231375] ? check_preemption_disabled+0x48/0x280 [ 354.236380] ? __lock_is_held+0xb5/0x140 [ 354.240430] __alloc_pages_nodemask+0xa80/0xde0 [ 354.245083] ? zap_class+0x640/0x640 [ 354.248793] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 354.253806] ? find_held_lock+0x36/0x1c0 [ 354.257861] ? ____cache_alloc_node+0x1c7/0x1e0 [ 354.262524] ? lock_downgrade+0x900/0x900 [ 354.266664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.272188] cache_grow_begin+0xa5/0x8c0 [ 354.276234] ? do_raw_spin_unlock+0xa7/0x330 [ 354.280632] fallback_alloc+0x204/0x2e0 [ 354.284597] ____cache_alloc_node+0x1c7/0x1e0 [ 354.289082] kmem_cache_alloc_node+0xe3/0x730 [ 354.293567] ? ipv6_get_ifaddr+0x42e/0x620 [ 354.297800] __alloc_skb+0x119/0x770 [ 354.301502] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.306770] ? netdev_alloc_frag+0x1f0/0x1f0 [ 354.311178] ? lock_downgrade+0x900/0x900 [ 354.315317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.320856] ? refcount_sub_and_test_checked+0x203/0x310 [ 354.326297] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 354.331732] ? addrconf_rs_timer+0x690/0x690 [ 354.336135] ndisc_alloc_skb+0x144/0x340 [ 354.340194] ndisc_send_rs+0x331/0x6e0 [ 354.344090] addrconf_rs_timer+0x314/0x690 [ 354.348313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.352549] call_timer_fn+0x272/0x920 [ 354.356421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.360639] ? process_timeout+0x40/0x40 [ 354.364693] ? mark_held_locks+0xc7/0x130 [ 354.368829] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.373306] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.377786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.382009] ? lockdep_hardirqs_on+0x296/0x5b0 [ 354.386577] ? trace_hardirqs_on+0xbd/0x310 [ 354.390882] ? kasan_check_read+0x11/0x20 [ 354.395013] ? __run_timers+0x7da/0xc70 [ 354.398985] ? trace_hardirqs_off_caller+0x310/0x310 [ 354.404080] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.408309] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.412533] __run_timers+0x7e5/0xc70 [ 354.416329] ? timer_fixup_init+0x70/0x70 [ 354.420462] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 354.425462] ? zap_class+0x640/0x640 [ 354.429163] ? print_usage_bug+0xc0/0xc0 [ 354.433209] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 354.438396] ? find_held_lock+0x36/0x1c0 [ 354.442445] ? zap_class+0x640/0x640 [ 354.446147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.451669] ? check_preemption_disabled+0x48/0x280 [ 354.456678] ? __lock_is_held+0xb5/0x140 [ 354.460727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.466251] ? check_preemption_disabled+0x48/0x280 [ 354.471282] run_timer_softirq+0x52/0xb0 [ 354.475330] ? rcu_read_lock_sched_held+0x14f/0x180 [ 354.480331] __do_softirq+0x308/0xb7e [ 354.484119] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 354.488597] ? lock_downgrade+0x900/0x900 [ 354.492734] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 354.497830] ? pvclock_read_flags+0x160/0x160 [ 354.502313] ? lapic_next_event+0x5a/0x90 [ 354.506604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.512133] ? kvm_clock_read+0x18/0x30 [ 354.516094] ? kvm_sched_clock_read+0x9/0x20 [ 354.520491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.526022] ? check_preemption_disabled+0x48/0x280 [ 354.531037] irq_exit+0x17f/0x1c0 [ 354.534479] smp_apic_timer_interrupt+0x1cb/0x760 [ 354.539308] ? smp_reschedule_interrupt+0x109/0x650 [ 354.544309] ? smp_call_function_single_interrupt+0x650/0x650 [ 354.550178] ? interrupt_entry+0xb5/0xc0 [ 354.554227] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.559238] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.564245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.569072] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.574070] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.579080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.583913] apic_timer_interrupt+0xf/0x20 [ 354.588126] [ 354.590353] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 354.595790] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 354.614676] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 354.622367] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 354.629621] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 354.636876] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 354.644127] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 354.651379] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 354.658647] ? check_preemption_disabled+0x3a/0x280 [ 354.663684] ? check_preemption_disabled+0x43/0x280 [ 354.668692] check_preemption_disabled+0x43/0x280 [ 354.673538] debug_smp_processor_id+0x1c/0x20 [ 354.678023] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 354.683286] ? rcu_pm_notify+0xc0/0xc0 [ 354.687158] ? __lock_is_held+0xb5/0x140 [ 354.691213] rcu_read_lock_held+0x90/0xc0 [ 354.695347] list_lru_count_one+0x31a/0x450 [ 354.699655] ? list_lru_isolate_move+0x3c0/0x3c0 [ 354.704399] ? deferred_split_count+0x65/0x170 [ 354.708965] ? shrink_huge_zero_page_count+0xc8/0x100 [ 354.714147] super_cache_count+0x1b9/0x2e0 [ 354.718390] do_shrink_slab+0x1b1/0xd30 [ 354.722356] ? lock_acquire+0x1ed/0x520 [ 354.726326] ? snapshot_refaults+0x290/0x290 [ 354.730725] ? lock_release+0xa00/0xa00 [ 354.734694] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 354.739617] ? down_read_trylock+0xda/0x140 [ 354.743922] ? shrink_slab+0x207/0x8c0 [ 354.747794] ? downgrade_write+0x270/0x270 [ 354.752022] shrink_slab+0x389/0x8c0 [ 354.755722] ? shrink_active_list+0x1f00/0x1f00 [ 354.760390] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 354.765999] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 354.771093] ? cgroup_procs_write_finish+0xf0/0xf0 [ 354.776011] ? find_held_lock+0x36/0x1c0 [ 354.780068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.785592] shrink_node+0x431/0x16b0 [ 354.789381] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 354.794666] ? shrink_node_memcg+0x18f0/0x18f0 [ 354.799265] ? kvm_clock_read+0x18/0x30 [ 354.803229] ? ktime_get+0x2c1/0x400 [ 354.807288] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 354.811772] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 354.817305] ? __cpuset_node_allowed+0x19b/0x660 [ 354.822050] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 354.827761] ? delayacct_end+0x5a/0x100 [ 354.831748] do_try_to_free_pages+0x3e7/0x1290 [ 354.836313] ? zap_class+0x640/0x640 [ 354.840024] ? shrink_node+0x16b0/0x16b0 [ 354.844070] ? __lock_is_held+0xb5/0x140 [ 354.848126] try_to_free_pages+0x4d0/0xb90 [ 354.852351] ? do_try_to_free_pages+0x1290/0x1290 [ 354.857188] ? lock_acquire+0x1ed/0x520 [ 354.861148] ? set_page_refcounted+0x280/0x280 [ 354.865729] ? lock_release+0xa00/0xa00 [ 354.869691] ? _raw_spin_unlock_irq+0x60/0x80 [ 354.874171] ? psi_memstall_enter+0x240/0x2b0 [ 354.878654] ? psi_memstall_tick+0x230/0x230 [ 354.883058] __alloc_pages_slowpath+0xa14/0x2e10 [ 354.887821] ? warn_alloc+0x120/0x120 [ 354.891608] ? mark_held_locks+0x130/0x130 [ 354.895837] ? warn_alloc+0x120/0x120 [ 354.899623] ? print_usage_bug+0xc0/0xc0 [ 354.903671] ? print_usage_bug+0xc0/0xc0 [ 354.907721] ? perf_event_update_userpage+0xcd0/0xcd0 [ 354.912903] ? print_usage_bug+0xc0/0xc0 [ 354.916964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.922491] ? should_fail+0x22d/0xd01 [ 354.926360] ? zap_class+0x640/0x640 [ 354.930064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.935154] ? zap_class+0x640/0x640 [ 354.938874] ? __lock_is_held+0xb5/0x140 [ 354.942929] ? zap_class+0x640/0x640 [ 354.946716] ? lock_release+0xa00/0xa00 [ 354.950703] ? perf_trace_sched_process_exec+0x860/0x860 [ 354.956142] ? check_preemption_disabled+0x48/0x280 [ 354.961163] ? __might_sleep+0x95/0x190 [ 354.965128] __alloc_pages_nodemask+0xa80/0xde0 [ 354.969784] ? zap_class+0x640/0x640 [ 354.973497] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 354.978513] ? mark_held_locks+0xc7/0x130 [ 354.982658] ? cache_grow_begin+0x65/0x8c0 [ 354.986884] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 354.991452] ? trace_hardirqs_on+0xbd/0x310 [ 354.995764] ? fallback_alloc+0x204/0x2e0 [ 354.999899] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.004989] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 355.010527] cache_grow_begin+0xa5/0x8c0 [ 355.014575] ? do_raw_spin_unlock+0xa7/0x330 [ 355.019065] fallback_alloc+0x204/0x2e0 [ 355.023035] ____cache_alloc_node+0x1c7/0x1e0 [ 355.027519] kmem_cache_alloc_trace+0x214/0x750 [ 355.032186] do_syslog+0xb9b/0x1690 [ 355.035808] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 355.040814] ? finish_wait+0x430/0x430 [ 355.044689] ? aa_path_link+0x5e0/0x5e0 [ 355.048657] kmsg_read+0x8f/0xc0 [ 355.052014] ? kmsg_poll+0xb0/0xb0 [ 355.055544] proc_reg_read+0x2a3/0x3d0 [ 355.059424] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 355.064358] ? mark_held_locks+0xc7/0x130 [ 355.068495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.074020] ? fsnotify+0x4e5/0xf20 [ 355.077637] __vfs_read+0x117/0x9b0 [ 355.081252] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 355.086166] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 355.091081] ? vfs_copy_file_range+0xb90/0xb90 [ 355.095649] ? fsnotify+0xf20/0xf20 [ 355.099266] ? fsnotify_first_mark+0x350/0x350 [ 355.103844] ? security_file_permission+0x1c2/0x220 [ 355.108851] ? rw_verify_area+0x118/0x360 [ 355.112987] vfs_read+0x17f/0x3c0 [ 355.116428] ksys_read+0x101/0x260 [ 355.120142] ? kernel_write+0x120/0x120 [ 355.124106] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.129210] __x64_sys_read+0x73/0xb0 [ 355.133002] do_syscall_64+0x1b9/0x820 [ 355.136878] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 355.142226] ? syscall_return_slowpath+0x5e0/0x5e0 [ 355.147136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.151964] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.156966] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 355.161967] ? prepare_exit_to_usermode+0x291/0x3b0 [ 355.166975] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.171808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 355.176980] RIP: 0033:0x7fe74e2211fd [ 355.180693] Code: Bad RIP value. [ 355.184056] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 355.191745] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 355.199002] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 355.206254] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 355.213511] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 355.220767] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 355.228057] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 355.228060] warn_alloc_show_mem: 1 callbacks suppressed [ 355.228066] Mem-Info: [ 355.235322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 355.240673] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 355.240673] active_file:15 inactive_file:9 isolated_file:0 [ 355.240673] unevictable:0 dirty:0 writeback:0 unstable:0 [ 355.240673] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 355.240673] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 355.240673] free:13746 free_pcp:134 free_cma:0 [ 355.243044] Call Trace: [ 355.252412] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 355.285269] [ 355.287826] 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 [ 355.315304] dump_stack+0x244/0x39d [ 355.317422] lowmem_reserve[]: 0 2818 6321 6321 [ 355.343710] ? dump_stack_print_info.cold.1+0x20/0x20 [ 355.347305] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 355.351876] warn_alloc.cold.116+0xb7/0x1bd [ 355.357031] lowmem_reserve[]: 0 0 3503 3503 [ 355.384337] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 355.388626] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 355.392929] ? lock_downgrade+0x900/0x900 [ 355.397736] lowmem_reserve[]: 0 0 0 0 [ 355.426521] ? trace_hardirqs_off+0xb8/0x310 [ 355.430629] 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 [ 355.434422] ? trace_hardirqs_off+0xb8/0x310 [ 355.438900] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 355.452407] __alloc_pages_slowpath+0x26e8/0x2e10 [ 355.456798] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 355.472060] ? warn_alloc+0x120/0x120 [ 355.476855] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 355.491310] ? warn_alloc+0x120/0x120 [ 355.495079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 355.503887] ? warn_alloc+0x120/0x120 [ 355.507655] 268 total pagecache pages [ 355.516207] ? print_usage_bug+0xc0/0xc0 [ 355.519979] 0 pages in swap cache [ 355.523756] ? print_usage_bug+0xc0/0xc0 [ 355.527790] Swap cache stats: add 0, delete 0, find 0/0 [ 355.531225] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.535249] Free swap = 0kB [ 355.540591] ? should_fail+0x22d/0xd01 [ 355.546089] Total swap = 0kB [ 355.549086] ? __lock_acquire+0x62f/0x4c20 [ 355.552939] 1965979 pages RAM [ 355.555936] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.560141] 0 pages HighMem/MovableOnly [ 355.563241] ? __lock_acquire+0x62f/0x4c20 [ 355.568308] 342853 pages reserved [ 355.572262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.576462] 0 pages cma reserved [ 355.579894] ? __lock_acquire+0x62f/0x4c20 [ 355.585022] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 355.588298] ? should_fail+0x22d/0xd01 [ 355.588319] ? mark_held_locks+0x130/0x130 [ 355.592579] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 355.598997] ? mark_held_locks+0x130/0x130 [ 355.602862] rsyslogd cpuset=/ mems_allowed=0 [ 355.607080] ? try_to_wake_up+0x11c/0x1490 [ 355.629896] ? lock_downgrade+0x900/0x900 [ 355.634039] ? zap_class+0x640/0x640 [ 355.637742] ? print_usage_bug+0xc0/0xc0 [ 355.641787] ? trace_hardirqs_off+0xb8/0x310 [ 355.646185] ? kasan_check_read+0x11/0x20 [ 355.650323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.655845] ? check_preemption_disabled+0x48/0x280 [ 355.660852] ? __lock_is_held+0xb5/0x140 [ 355.664901] __alloc_pages_nodemask+0xa80/0xde0 [ 355.669556] ? zap_class+0x640/0x640 [ 355.673266] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 355.678281] ? find_held_lock+0x36/0x1c0 [ 355.682341] ? ____cache_alloc_node+0x1c7/0x1e0 [ 355.686997] ? lock_downgrade+0x900/0x900 [ 355.691135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.696663] cache_grow_begin+0xa5/0x8c0 [ 355.700711] ? do_raw_spin_unlock+0xa7/0x330 [ 355.705115] fallback_alloc+0x204/0x2e0 [ 355.709080] ____cache_alloc_node+0x1c7/0x1e0 [ 355.713582] kmem_cache_alloc_node+0xe3/0x730 [ 355.718063] ? ipv6_get_ifaddr+0x42e/0x620 [ 355.722299] __alloc_skb+0x119/0x770 [ 355.725998] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.731266] ? netdev_alloc_frag+0x1f0/0x1f0 [ 355.735660] ? lock_downgrade+0x900/0x900 [ 355.739800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.745326] ? refcount_sub_and_test_checked+0x203/0x310 [ 355.750767] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 355.756212] ? addrconf_rs_timer+0x690/0x690 [ 355.760618] ndisc_alloc_skb+0x144/0x340 [ 355.764674] ndisc_send_rs+0x331/0x6e0 [ 355.768550] addrconf_rs_timer+0x314/0x690 [ 355.772775] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.777008] call_timer_fn+0x272/0x920 [ 355.780880] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.785103] ? process_timeout+0x40/0x40 [ 355.789254] ? __run_timers+0x7da/0xc70 [ 355.793216] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.797695] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.802176] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.806402] ? lockdep_hardirqs_on+0x296/0x5b0 [ 355.810970] ? trace_hardirqs_on+0xbd/0x310 [ 355.815279] ? kasan_check_read+0x11/0x20 [ 355.819423] ? __run_timers+0x7da/0xc70 [ 355.823389] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.828487] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.832705] __run_timers+0x7e5/0xc70 [ 355.836501] ? timer_fixup_init+0x70/0x70 [ 355.840637] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 355.845639] ? zap_class+0x640/0x640 [ 355.849342] ? enqueue_hrtimer+0x1a5/0x560 [ 355.853567] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 355.858746] ? find_held_lock+0x36/0x1c0 [ 355.862796] ? zap_class+0x640/0x640 [ 355.866500] ? pvclock_read_flags+0x160/0x160 [ 355.870985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.876508] ? check_preemption_disabled+0x48/0x280 [ 355.881517] ? __lock_is_held+0xb5/0x140 [ 355.885564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.891086] ? check_preemption_disabled+0x48/0x280 [ 355.896094] run_timer_softirq+0x52/0xb0 [ 355.900147] ? rcu_read_lock_sched_held+0x14f/0x180 [ 355.905159] __do_softirq+0x308/0xb7e [ 355.908953] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 355.913433] ? lock_downgrade+0x900/0x900 [ 355.917575] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 355.922669] ? pvclock_read_flags+0x160/0x160 [ 355.927174] ? lapic_next_event+0x5a/0x90 [ 355.931311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.936855] ? kvm_clock_read+0x18/0x30 [ 355.940813] ? kvm_sched_clock_read+0x9/0x20 [ 355.945209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.950732] ? check_preemption_disabled+0x48/0x280 [ 355.955744] irq_exit+0x17f/0x1c0 [ 355.959184] smp_apic_timer_interrupt+0x1cb/0x760 [ 355.964011] ? smp_call_function_single_interrupt+0x159/0x650 [ 355.969892] ? smp_call_function_single_interrupt+0x650/0x650 [ 355.975762] ? interrupt_entry+0xb5/0xc0 [ 355.979807] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.984806] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.989808] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.994635] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.999635] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.004636] ? task_prio+0x50/0x50 [ 356.008164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.013686] ? check_preemption_disabled+0x48/0x280 [ 356.018690] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.023525] apic_timer_interrupt+0xf/0x20 [ 356.027747] [ 356.029969] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 356.034885] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 356.053768] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 356.061470] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 356.068728] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 356.076006] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 356.083259] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 356.090512] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 356.097797] skb_clone+0x1bb/0x500 [ 356.101325] ? finish_task_switch+0x2f4/0x910 [ 356.105811] ? skb_split+0x11e0/0x11e0 [ 356.109703] ? preempt_notifier_register+0x200/0x200 [ 356.114788] ? __switch_to_asm+0x34/0x70 [ 356.118848] ? __switch_to_asm+0x34/0x70 [ 356.122892] ? __switch_to_asm+0x40/0x70 [ 356.126947] ? __switch_to_asm+0x34/0x70 [ 356.130992] ? __switch_to_asm+0x40/0x70 [ 356.135035] ? __switch_to_asm+0x34/0x70 [ 356.139080] ? __switch_to_asm+0x40/0x70 [ 356.143127] ? __switch_to_asm+0x34/0x70 [ 356.147171] ? __switch_to_asm+0x34/0x70 [ 356.151217] ? __switch_to_asm+0x40/0x70 [ 356.155275] ? __switch_to_asm+0x34/0x70 [ 356.159416] bpf_clone_redirect+0xb9/0x490 [ 356.163639] ? __schedule+0x8d7/0x21d0 [ 356.167516] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 356.172519] ? __sched_text_start+0x8/0x8 [ 356.176653] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 356.181404] ? find_held_lock+0x36/0x1c0 [ 356.185458] ? lock_acquire+0x1ed/0x520 [ 356.189430] ? bpf_test_run+0x3cb/0x780 [ 356.193404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.198926] ? check_preemption_disabled+0x48/0x280 [ 356.204038] ? kasan_check_read+0x11/0x20 [ 356.208172] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.213438] ? rcu_softirq_qs+0x20/0x20 [ 356.217399] ? preempt_schedule+0x4d/0x60 [ 356.221544] ? ___preempt_schedule+0x16/0x18 [ 356.225947] ? bpf_test_run+0x25d/0x780 [ 356.229914] ? netlink_diag_dump+0x2a0/0x2a0 [ 356.234313] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.239854] ? bpf_test_init.isra.10+0x70/0x100 [ 356.244514] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 356.249263] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 356.254090] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 356.259615] ? fput+0x130/0x1a0 [ 356.262890] ? __bpf_prog_get+0x9b/0x290 [ 356.266941] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 356.271771] ? bpf_prog_test_run+0x130/0x1a0 [ 356.276277] ? __x64_sys_bpf+0x3d8/0x520 [ 356.280326] ? bpf_prog_get+0x20/0x20 [ 356.284139] ? do_syscall_64+0x1b9/0x820 [ 356.288183] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 356.293535] ? syscall_return_slowpath+0x5e0/0x5e0 [ 356.298463] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.303467] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 356.308480] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 356.315145] ? __switch_to_asm+0x40/0x70 [ 356.319192] ? __switch_to_asm+0x34/0x70 [ 356.323241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.328074] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 356.333439] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 356.333512] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 356.340180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.346712] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 356.355969] Call Trace: [ 356.366427] syz-executor1 cpuset=syz1 mems_allowed=0 [ 356.368983] [ 356.376201] dump_stack+0x244/0x39d [ 356.379819] ? dump_stack_print_info.cold.1+0x20/0x20 [ 356.385006] warn_alloc.cold.116+0xb7/0x1bd [ 356.389316] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 356.394153] ? lock_downgrade+0x900/0x900 [ 356.398302] ? trace_hardirqs_off+0xb8/0x310 [ 356.402703] ? trace_hardirqs_off+0xb8/0x310 [ 356.407105] __alloc_pages_slowpath+0x26e8/0x2e10 [ 356.411955] ? warn_alloc+0x120/0x120 [ 356.415742] ? print_usage_bug+0xc0/0xc0 [ 356.419810] ? warn_alloc+0x120/0x120 [ 356.423603] ? warn_alloc+0x120/0x120 [ 356.427390] ? print_usage_bug+0xc0/0xc0 [ 356.431441] ? print_usage_bug+0xc0/0xc0 [ 356.435488] ? __lock_acquire+0x62f/0x4c20 [ 356.439717] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.445240] ? should_fail+0x22d/0xd01 [ 356.449203] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.454294] ? __lock_acquire+0x62f/0x4c20 [ 356.458521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.463612] ? __lock_acquire+0x62f/0x4c20 [ 356.467829] ? should_fail+0x22d/0xd01 [ 356.471700] ? find_held_lock+0x36/0x1c0 [ 356.475755] ? mark_held_locks+0x130/0x130 [ 356.479979] ? mark_held_locks+0x130/0x130 [ 356.484199] ? zap_class+0x640/0x640 [ 356.487899] ? zap_class+0x640/0x640 [ 356.491611] ? print_usage_bug+0xc0/0xc0 [ 356.495655] ? do_raw_spin_unlock+0xa7/0x330 [ 356.500049] ? zap_class+0x640/0x640 [ 356.503807] ? print_usage_bug+0xc0/0xc0 [ 356.507851] ? wq_watchdog_touch+0x9c/0xfe [ 356.512076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.517615] ? check_preemption_disabled+0x48/0x280 [ 356.522625] ? __lock_is_held+0xb5/0x140 [ 356.526679] __alloc_pages_nodemask+0xa80/0xde0 [ 356.531340] ? zap_class+0x640/0x640 [ 356.535044] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 356.540056] ? find_held_lock+0x36/0x1c0 [ 356.544131] ? ____cache_alloc_node+0x1c7/0x1e0 [ 356.548788] ? lock_downgrade+0x900/0x900 [ 356.552929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.558454] cache_grow_begin+0xa5/0x8c0 [ 356.562508] ? do_raw_spin_unlock+0xa7/0x330 [ 356.566907] fallback_alloc+0x204/0x2e0 [ 356.570869] ____cache_alloc_node+0x1c7/0x1e0 [ 356.575366] kmem_cache_alloc_node+0xe3/0x730 [ 356.579846] ? ipv6_get_ifaddr+0x42e/0x620 [ 356.584075] __alloc_skb+0x119/0x770 [ 356.587775] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.593040] ? netdev_alloc_frag+0x1f0/0x1f0 [ 356.597463] ? lock_downgrade+0x900/0x900 [ 356.601604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.607130] ? refcount_sub_and_test_checked+0x203/0x310 [ 356.612584] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 356.618021] ? addrconf_rs_timer+0x690/0x690 [ 356.622427] ndisc_alloc_skb+0x144/0x340 [ 356.626493] ndisc_send_rs+0x331/0x6e0 [ 356.630372] addrconf_rs_timer+0x314/0x690 [ 356.634613] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.638843] call_timer_fn+0x272/0x920 [ 356.642715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.646933] ? process_timeout+0x40/0x40 [ 356.650987] ? mark_held_locks+0xc7/0x130 [ 356.655124] ? _raw_spin_unlock_irq+0x27/0x80 [ 356.659603] ? _raw_spin_unlock_irq+0x27/0x80 [ 356.664087] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.668307] ? lockdep_hardirqs_on+0x296/0x5b0 [ 356.672881] ? trace_hardirqs_on+0xbd/0x310 [ 356.677188] ? kasan_check_read+0x11/0x20 [ 356.681326] ? __run_timers+0x7da/0xc70 [ 356.685289] ? trace_hardirqs_off_caller+0x310/0x310 [ 356.690403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.694626] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.698842] __run_timers+0x7e5/0xc70 [ 356.702639] ? timer_fixup_init+0x70/0x70 [ 356.706775] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 356.711776] ? zap_class+0x640/0x640 [ 356.715480] ? print_usage_bug+0xc0/0xc0 [ 356.719534] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 356.724714] ? find_held_lock+0x36/0x1c0 [ 356.728763] ? zap_class+0x640/0x640 [ 356.732468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.737992] ? check_preemption_disabled+0x48/0x280 [ 356.743002] ? __lock_is_held+0xb5/0x140 [ 356.747049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.752578] ? check_preemption_disabled+0x48/0x280 [ 356.757682] run_timer_softirq+0x52/0xb0 [ 356.761727] ? rcu_read_lock_sched_held+0x14f/0x180 [ 356.766731] __do_softirq+0x308/0xb7e [ 356.770519] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 356.775001] ? lock_downgrade+0x900/0x900 [ 356.779249] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 356.784342] ? pvclock_read_flags+0x160/0x160 [ 356.788825] ? lapic_next_event+0x5a/0x90 [ 356.792960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.798489] ? kvm_clock_read+0x18/0x30 [ 356.802450] ? kvm_sched_clock_read+0x9/0x20 [ 356.806849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.812370] ? check_preemption_disabled+0x48/0x280 [ 356.817382] irq_exit+0x17f/0x1c0 [ 356.820822] smp_apic_timer_interrupt+0x1cb/0x760 [ 356.825650] ? smp_reschedule_interrupt+0x109/0x650 [ 356.830653] ? smp_call_function_single_interrupt+0x650/0x650 [ 356.836522] ? interrupt_entry+0xb5/0xc0 [ 356.840573] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.845575] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.850584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.855425] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.860440] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.865454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.870287] apic_timer_interrupt+0xf/0x20 [ 356.874508] [ 356.876734] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 356.882189] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 356.901072] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 356.908768] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 356.916022] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 356.923276] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 356.930535] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 356.937793] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 356.945060] ? check_preemption_disabled+0x3a/0x280 [ 356.950063] ? check_preemption_disabled+0x43/0x280 [ 356.955068] check_preemption_disabled+0x43/0x280 [ 356.959900] debug_smp_processor_id+0x1c/0x20 [ 356.964382] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 356.969644] ? rcu_pm_notify+0xc0/0xc0 [ 356.973519] ? __lock_is_held+0xb5/0x140 [ 356.977585] rcu_read_lock_held+0x90/0xc0 [ 356.981719] list_lru_count_one+0x31a/0x450 [ 356.986029] ? list_lru_isolate_move+0x3c0/0x3c0 [ 356.990774] ? deferred_split_count+0x65/0x170 [ 356.995342] ? shrink_huge_zero_page_count+0xc8/0x100 [ 357.000528] super_cache_count+0x1b9/0x2e0 [ 357.004755] do_shrink_slab+0x1b1/0xd30 [ 357.008720] ? lock_acquire+0x1ed/0x520 [ 357.012691] ? snapshot_refaults+0x290/0x290 [ 357.017086] ? lock_release+0xa00/0xa00 [ 357.021049] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 357.025971] ? down_read_trylock+0xda/0x140 [ 357.030274] ? shrink_slab+0x207/0x8c0 [ 357.034152] ? downgrade_write+0x270/0x270 [ 357.038391] shrink_slab+0x389/0x8c0 [ 357.042100] ? shrink_active_list+0x1f00/0x1f00 [ 357.046766] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 357.052395] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 357.057490] ? cgroup_procs_write_finish+0xf0/0xf0 [ 357.062412] ? find_held_lock+0x36/0x1c0 [ 357.066468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.071994] shrink_node+0x431/0x16b0 [ 357.075798] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 357.081080] ? shrink_node_memcg+0x18f0/0x18f0 [ 357.085653] ? kvm_clock_read+0x18/0x30 [ 357.089610] ? ktime_get+0x2c1/0x400 [ 357.093314] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 357.097808] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 357.103365] ? __cpuset_node_allowed+0x19b/0x660 [ 357.108109] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 357.113806] ? delayacct_end+0x5a/0x100 [ 357.117776] do_try_to_free_pages+0x3e7/0x1290 [ 357.122343] ? zap_class+0x640/0x640 [ 357.126056] ? shrink_node+0x16b0/0x16b0 [ 357.130102] ? __lock_is_held+0xb5/0x140 [ 357.134162] try_to_free_pages+0x4d0/0xb90 [ 357.138386] ? do_try_to_free_pages+0x1290/0x1290 [ 357.143226] ? lock_acquire+0x1ed/0x520 [ 357.147185] ? set_page_refcounted+0x280/0x280 [ 357.151757] ? lock_release+0xa00/0xa00 [ 357.155720] ? _raw_spin_unlock_irq+0x60/0x80 [ 357.160205] ? psi_memstall_enter+0x240/0x2b0 [ 357.164688] ? psi_memstall_tick+0x230/0x230 [ 357.169099] __alloc_pages_slowpath+0xa14/0x2e10 [ 357.173866] ? warn_alloc+0x120/0x120 [ 357.177651] ? mark_held_locks+0x130/0x130 [ 357.181982] ? warn_alloc+0x120/0x120 [ 357.185789] ? print_usage_bug+0xc0/0xc0 [ 357.189840] ? print_usage_bug+0xc0/0xc0 [ 357.193889] ? perf_event_update_userpage+0xcd0/0xcd0 [ 357.199074] ? print_usage_bug+0xc0/0xc0 [ 357.203134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.208656] ? should_fail+0x22d/0xd01 [ 357.212526] ? zap_class+0x640/0x640 [ 357.216232] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.221322] ? zap_class+0x640/0x640 [ 357.225055] ? __lock_is_held+0xb5/0x140 [ 357.229106] ? zap_class+0x640/0x640 [ 357.232811] ? lock_release+0xa00/0xa00 [ 357.236773] ? perf_trace_sched_process_exec+0x860/0x860 [ 357.242210] ? check_preemption_disabled+0x48/0x280 [ 357.247217] ? __might_sleep+0x95/0x190 [ 357.251181] __alloc_pages_nodemask+0xa80/0xde0 [ 357.255834] ? zap_class+0x640/0x640 [ 357.259545] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 357.264577] ? mark_held_locks+0xc7/0x130 [ 357.268714] ? cache_grow_begin+0x65/0x8c0 [ 357.272938] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 357.277535] ? trace_hardirqs_on+0xbd/0x310 [ 357.281842] ? fallback_alloc+0x204/0x2e0 [ 357.285978] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.291073] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 357.296601] cache_grow_begin+0xa5/0x8c0 [ 357.300646] ? do_raw_spin_unlock+0xa7/0x330 [ 357.305052] fallback_alloc+0x204/0x2e0 [ 357.309018] ____cache_alloc_node+0x1c7/0x1e0 [ 357.313524] kmem_cache_alloc_trace+0x214/0x750 [ 357.318188] do_syslog+0xb9b/0x1690 [ 357.321810] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 357.326816] ? finish_wait+0x430/0x430 [ 357.330694] ? aa_path_link+0x5e0/0x5e0 [ 357.334659] kmsg_read+0x8f/0xc0 [ 357.338231] ? kmsg_poll+0xb0/0xb0 [ 357.341769] proc_reg_read+0x2a3/0x3d0 [ 357.345646] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 357.350561] ? mark_held_locks+0xc7/0x130 [ 357.354704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.360226] ? fsnotify+0x4e5/0xf20 [ 357.363850] __vfs_read+0x117/0x9b0 [ 357.367465] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 357.372378] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 357.377299] ? vfs_copy_file_range+0xb90/0xb90 [ 357.381870] ? fsnotify+0xf20/0xf20 [ 357.385487] ? fsnotify_first_mark+0x350/0x350 [ 357.390073] ? security_file_permission+0x1c2/0x220 [ 357.395076] ? rw_verify_area+0x118/0x360 [ 357.399219] vfs_read+0x17f/0x3c0 [ 357.402668] ksys_read+0x101/0x260 [ 357.406196] ? kernel_write+0x120/0x120 [ 357.410167] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.415269] __x64_sys_read+0x73/0xb0 [ 357.419060] do_syscall_64+0x1b9/0x820 [ 357.422943] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 357.428327] ? syscall_return_slowpath+0x5e0/0x5e0 [ 357.433240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.438079] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.443084] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 357.448089] ? prepare_exit_to_usermode+0x291/0x3b0 [ 357.453097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.457929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 357.463108] RIP: 0033:0x7fe74e2211fd [ 357.466829] Code: Bad RIP value. [ 357.470180] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 357.477884] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 357.485137] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 357.492405] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 357.499661] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 357.506913] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 357.514202] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 357.514206] warn_alloc_show_mem: 1 callbacks suppressed [ 357.514211] Mem-Info: [ 357.521475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 357.526829] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 357.526829] active_file:15 inactive_file:9 isolated_file:0 [ 357.526829] unevictable:0 dirty:0 writeback:0 unstable:0 [ 357.526829] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 357.526829] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 357.526829] free:13746 free_pcp:134 free_cma:0 [ 357.529192] Call Trace: [ 357.538555] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 357.571399] [ 357.573957] 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 [ 357.601437] dump_stack+0x244/0x39d [ 357.603554] lowmem_reserve[]: 0 2818 6321 6321 [ 357.629641] ? dump_stack_print_info.cold.1+0x20/0x20 [ 357.633237] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 357.637811] warn_alloc.cold.116+0xb7/0x1bd [ 357.642954] lowmem_reserve[]: 0 0 3503 3503 [ 357.670264] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 357.674551] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 357.678859] ? lock_downgrade+0x900/0x900 [ 357.683663] lowmem_reserve[]: 0 0 0 0 [ 357.712452] ? trace_hardirqs_off+0xb8/0x310 [ 357.716562] 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 [ 357.720350] ? trace_hardirqs_off+0xb8/0x310 [ 357.724720] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 357.738232] __alloc_pages_slowpath+0x26e8/0x2e10 [ 357.742603] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 357.757862] ? warn_alloc+0x120/0x120 [ 357.762657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 357.777106] ? print_usage_bug+0xc0/0xc0 [ 357.780876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 357.789684] ? warn_alloc+0x120/0x120 [ 357.793712] 268 total pagecache pages [ 357.802294] ? warn_alloc+0x120/0x120 [ 357.806068] 0 pages in swap cache [ 357.809840] ? print_usage_bug+0xc0/0xc0 [ 357.813607] Swap cache stats: add 0, delete 0, find 0/0 [ 357.817040] ? kvm_clock_read+0x18/0x30 [ 357.821066] Free swap = 0kB [ 357.826408] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 357.830344] Total swap = 0kB [ 357.833341] ? print_usage_bug+0xc0/0xc0 [ 357.838334] 1965979 pages RAM [ 357.841331] ? __lock_acquire+0x62f/0x4c20 [ 357.845368] 0 pages HighMem/MovableOnly [ 357.845374] 342853 pages reserved [ 357.848460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.852655] 0 pages cma reserved [ 357.852726] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 357.856615] ? should_fail+0x22d/0xd01 [ 357.856626] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.856641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.888002] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 357.889608] ? __lock_acquire+0x62f/0x4c20 [ 357.899629] rsyslogd cpuset=/ mems_allowed=0 [ 357.903846] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.913310] ? __lock_acquire+0x62f/0x4c20 [ 357.917539] ? should_fail+0x22d/0xd01 [ 357.921412] ? rcu_irq_exit+0x1a2/0x390 [ 357.925380] ? mark_held_locks+0x130/0x130 [ 357.929605] ? mark_held_locks+0x130/0x130 [ 357.933830] ? mark_held_locks+0xc7/0x130 [ 357.937969] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 357.942990] ? zap_class+0x640/0x640 [ 357.946690] ? print_usage_bug+0xc0/0xc0 [ 357.950742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.956267] ? check_preemption_disabled+0x48/0x280 [ 357.961277] ? __lock_is_held+0xb5/0x140 [ 357.965328] __alloc_pages_nodemask+0xa80/0xde0 [ 357.969984] ? zap_class+0x640/0x640 [ 357.973691] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 357.978700] ? find_held_lock+0x36/0x1c0 [ 357.982758] ? ____cache_alloc_node+0x1c7/0x1e0 [ 357.987423] ? lock_downgrade+0x900/0x900 [ 357.991564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.997109] cache_grow_begin+0xa5/0x8c0 [ 358.001159] ? do_raw_spin_unlock+0xa7/0x330 [ 358.005557] fallback_alloc+0x204/0x2e0 [ 358.009525] ____cache_alloc_node+0x1c7/0x1e0 [ 358.014014] kmem_cache_alloc_node+0xe3/0x730 [ 358.018496] ? ipv6_get_ifaddr+0x42e/0x620 [ 358.022730] __alloc_skb+0x119/0x770 [ 358.026428] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.031696] ? netdev_alloc_frag+0x1f0/0x1f0 [ 358.036101] ? lock_downgrade+0x900/0x900 [ 358.040241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.045770] ? refcount_sub_and_test_checked+0x203/0x310 [ 358.051218] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 358.056654] ? addrconf_rs_timer+0x690/0x690 [ 358.061057] ndisc_alloc_skb+0x144/0x340 [ 358.065108] ndisc_send_rs+0x331/0x6e0 [ 358.068986] addrconf_rs_timer+0x314/0x690 [ 358.073214] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.077442] call_timer_fn+0x272/0x920 [ 358.081318] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.085539] ? process_timeout+0x40/0x40 [ 358.089591] ? __run_timers+0x7da/0xc70 [ 358.093553] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.098032] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.102510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.106729] ? lockdep_hardirqs_on+0x296/0x5b0 [ 358.111298] ? trace_hardirqs_on+0xbd/0x310 [ 358.115608] ? kasan_check_read+0x11/0x20 [ 358.119741] ? __run_timers+0x7da/0xc70 [ 358.123701] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.128793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.133020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.137242] __run_timers+0x7e5/0xc70 [ 358.141035] ? timer_fixup_init+0x70/0x70 [ 358.145172] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 358.150187] ? zap_class+0x640/0x640 [ 358.153910] ? enqueue_hrtimer+0x1a5/0x560 [ 358.158132] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 358.163312] ? find_held_lock+0x36/0x1c0 [ 358.167366] ? zap_class+0x640/0x640 [ 358.171080] ? pvclock_read_flags+0x160/0x160 [ 358.175563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.181087] ? check_preemption_disabled+0x48/0x280 [ 358.186100] ? __lock_is_held+0xb5/0x140 [ 358.190147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.195673] ? check_preemption_disabled+0x48/0x280 [ 358.200678] run_timer_softirq+0x52/0xb0 [ 358.204723] ? rcu_read_lock_sched_held+0x14f/0x180 [ 358.209726] __do_softirq+0x308/0xb7e [ 358.213531] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 358.218009] ? lock_downgrade+0x900/0x900 [ 358.222145] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 358.227252] ? pvclock_read_flags+0x160/0x160 [ 358.231748] ? lapic_next_event+0x5a/0x90 [ 358.235904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.241439] ? kvm_clock_read+0x18/0x30 [ 358.245399] ? kvm_sched_clock_read+0x9/0x20 [ 358.249793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.255315] ? check_preemption_disabled+0x48/0x280 [ 358.260325] irq_exit+0x17f/0x1c0 [ 358.263767] smp_apic_timer_interrupt+0x1cb/0x760 [ 358.268600] ? smp_call_function_single_interrupt+0x159/0x650 [ 358.274471] ? smp_call_function_single_interrupt+0x650/0x650 [ 358.280341] ? interrupt_entry+0xb5/0xc0 [ 358.284391] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.289391] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.294396] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.299224] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.304225] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.309231] ? task_prio+0x50/0x50 [ 358.312758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.318281] ? check_preemption_disabled+0x48/0x280 [ 358.323289] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.328121] apic_timer_interrupt+0xf/0x20 [ 358.332334] [ 358.334558] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 358.339476] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 358.358366] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 358.366061] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 358.373314] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 358.380567] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 358.387819] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 358.395072] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 358.402358] skb_clone+0x1bb/0x500 [ 358.405904] ? finish_task_switch+0x2f4/0x910 [ 358.410405] ? skb_split+0x11e0/0x11e0 [ 358.414281] ? preempt_notifier_register+0x200/0x200 [ 358.419370] ? __switch_to_asm+0x34/0x70 [ 358.423417] ? __switch_to_asm+0x34/0x70 [ 358.427464] ? __switch_to_asm+0x40/0x70 [ 358.431510] ? __switch_to_asm+0x34/0x70 [ 358.435553] ? __switch_to_asm+0x40/0x70 [ 358.439596] ? __switch_to_asm+0x34/0x70 [ 358.443641] ? __switch_to_asm+0x40/0x70 [ 358.447685] ? __switch_to_asm+0x34/0x70 [ 358.451730] ? __switch_to_asm+0x34/0x70 [ 358.455774] ? __switch_to_asm+0x40/0x70 [ 358.459816] ? __switch_to_asm+0x34/0x70 [ 358.463867] bpf_clone_redirect+0xb9/0x490 [ 358.468088] ? __schedule+0x8d7/0x21d0 [ 358.471968] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 358.477091] ? __sched_text_start+0x8/0x8 [ 358.481227] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 358.485975] ? find_held_lock+0x36/0x1c0 [ 358.490028] ? lock_acquire+0x1ed/0x520 [ 358.493991] ? bpf_test_run+0x3cb/0x780 [ 358.497950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.503992] ? check_preemption_disabled+0x48/0x280 [ 358.509004] ? kasan_check_read+0x11/0x20 [ 358.513136] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.518402] ? rcu_softirq_qs+0x20/0x20 [ 358.522369] ? preempt_schedule+0x4d/0x60 [ 358.526509] ? ___preempt_schedule+0x16/0x18 [ 358.530912] ? bpf_test_run+0x25d/0x780 [ 358.534886] ? netlink_diag_dump+0x2a0/0x2a0 [ 358.539281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.544802] ? bpf_test_init.isra.10+0x70/0x100 [ 358.549463] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 358.554213] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 358.559052] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 358.564587] ? fput+0x130/0x1a0 [ 358.567852] ? __bpf_prog_get+0x9b/0x290 [ 358.571904] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 358.576734] ? bpf_prog_test_run+0x130/0x1a0 [ 358.581133] ? __x64_sys_bpf+0x3d8/0x520 [ 358.585185] ? bpf_prog_get+0x20/0x20 [ 358.588987] ? do_syscall_64+0x1b9/0x820 [ 358.593034] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 358.598383] ? syscall_return_slowpath+0x5e0/0x5e0 [ 358.603302] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.608303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 358.613306] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 358.619955] ? __switch_to_asm+0x40/0x70 [ 358.623998] ? __switch_to_asm+0x34/0x70 [ 358.628064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.632919] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 358.638284] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 358.638353] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 358.645022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 358.645026] Call Trace: [ 358.645030] [ 358.645043] dump_stack+0x244/0x39d [ 358.645059] ? dump_stack_print_info.cold.1+0x20/0x20 [ 358.651578] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 358.660865] warn_alloc.cold.116+0xb7/0x1bd [ 358.663417] syz-executor1 cpuset=syz1 mems_allowed=0 [ 358.665551] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 358.698999] ? lock_downgrade+0x900/0x900 [ 358.703145] ? trace_hardirqs_off+0xb8/0x310 [ 358.707573] ? trace_hardirqs_off+0xb8/0x310 [ 358.711988] __alloc_pages_slowpath+0x26e8/0x2e10 [ 358.716838] ? warn_alloc+0x120/0x120 [ 358.720628] ? __lock_acquire+0x62f/0x4c20 [ 358.724849] ? warn_alloc+0x120/0x120 [ 358.728639] ? warn_alloc+0x120/0x120 [ 358.732433] ? print_usage_bug+0xc0/0xc0 [ 358.736496] ? print_usage_bug+0xc0/0xc0 [ 358.740554] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.746090] ? should_fail+0x22d/0xd01 [ 358.749968] ? __lock_acquire+0x62f/0x4c20 [ 358.754192] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.759280] ? __lock_acquire+0x62f/0x4c20 [ 358.763502] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.768588] ? __lock_acquire+0x62f/0x4c20 [ 358.772805] ? should_fail+0x22d/0xd01 [ 358.776689] ? mark_held_locks+0x130/0x130 [ 358.780912] ? mark_held_locks+0x130/0x130 [ 358.785137] ? print_usage_bug+0xc0/0xc0 [ 358.789204] ? zap_class+0x640/0x640 [ 358.792902] ? print_usage_bug+0xc0/0xc0 [ 358.796952] ? print_usage_bug+0xc0/0xc0 [ 358.800996] ? mark_held_locks+0x130/0x130 [ 358.805220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.810742] ? check_preemption_disabled+0x48/0x280 [ 358.815752] ? __lock_is_held+0xb5/0x140 [ 358.819802] __alloc_pages_nodemask+0xa80/0xde0 [ 358.824459] ? zap_class+0x640/0x640 [ 358.828162] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 358.833275] ? find_held_lock+0x36/0x1c0 [ 358.837332] ? ____cache_alloc_node+0x1c7/0x1e0 [ 358.841988] ? lock_downgrade+0x900/0x900 [ 358.846140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.851669] cache_grow_begin+0xa5/0x8c0 [ 358.855716] ? do_raw_spin_unlock+0xa7/0x330 [ 358.860114] fallback_alloc+0x204/0x2e0 [ 358.864089] ____cache_alloc_node+0x1c7/0x1e0 [ 358.868575] kmem_cache_alloc_node+0xe3/0x730 [ 358.873060] ? ipv6_get_ifaddr+0x42e/0x620 [ 358.877287] __alloc_skb+0x119/0x770 [ 358.880986] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.886252] ? netdev_alloc_frag+0x1f0/0x1f0 [ 358.890648] ? lock_downgrade+0x900/0x900 [ 358.894790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.900335] ? refcount_sub_and_test_checked+0x203/0x310 [ 358.905776] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 358.911225] ? addrconf_rs_timer+0x690/0x690 [ 358.915628] ndisc_alloc_skb+0x144/0x340 [ 358.919681] ndisc_send_rs+0x331/0x6e0 [ 358.923559] addrconf_rs_timer+0x314/0x690 [ 358.927781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.932011] call_timer_fn+0x272/0x920 [ 358.935884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.940119] ? process_timeout+0x40/0x40 [ 358.944174] ? mark_held_locks+0xc7/0x130 [ 358.948308] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.952786] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.957263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.961485] ? lockdep_hardirqs_on+0x296/0x5b0 [ 358.966056] ? trace_hardirqs_on+0xbd/0x310 [ 358.970364] ? kasan_check_read+0x11/0x20 [ 358.974501] ? __run_timers+0x7da/0xc70 [ 358.978462] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.983560] ? tcp_compressed_ack_kick+0x220/0x220 [ 358.988477] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.992695] __run_timers+0x7e5/0xc70 [ 358.996490] ? timer_fixup_init+0x70/0x70 [ 359.000627] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 359.005627] ? zap_class+0x640/0x640 [ 359.009333] ? print_usage_bug+0xc0/0xc0 [ 359.013386] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 359.018581] ? find_held_lock+0x36/0x1c0 [ 359.022630] ? zap_class+0x640/0x640 [ 359.026335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.031856] ? check_preemption_disabled+0x48/0x280 [ 359.036870] ? __lock_is_held+0xb5/0x140 [ 359.040919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.046441] ? check_preemption_disabled+0x48/0x280 [ 359.051449] run_timer_softirq+0x52/0xb0 [ 359.055495] ? rcu_read_lock_sched_held+0x14f/0x180 [ 359.060500] __do_softirq+0x308/0xb7e [ 359.064289] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 359.068776] ? lock_downgrade+0x900/0x900 [ 359.072911] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 359.078135] ? pvclock_read_flags+0x160/0x160 [ 359.082620] ? lapic_next_event+0x5a/0x90 [ 359.086756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.092282] ? kvm_clock_read+0x18/0x30 [ 359.096241] ? kvm_sched_clock_read+0x9/0x20 [ 359.100638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.106160] ? check_preemption_disabled+0x48/0x280 [ 359.111172] irq_exit+0x17f/0x1c0 [ 359.114611] smp_apic_timer_interrupt+0x1cb/0x760 [ 359.119444] ? smp_reschedule_interrupt+0x109/0x650 [ 359.124445] ? smp_call_function_single_interrupt+0x650/0x650 [ 359.130312] ? interrupt_entry+0xb5/0xc0 [ 359.134375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.139377] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.144411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.149240] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.154254] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.159267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.164113] apic_timer_interrupt+0xf/0x20 [ 359.168329] [ 359.170551] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 359.175991] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 359.194877] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 359.202568] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 359.209820] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 359.217077] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 359.224335] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 359.231595] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 359.238865] ? check_preemption_disabled+0x3a/0x280 [ 359.243867] ? check_preemption_disabled+0x43/0x280 [ 359.248874] check_preemption_disabled+0x43/0x280 [ 359.253706] debug_smp_processor_id+0x1c/0x20 [ 359.258190] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 359.263452] ? rcu_pm_notify+0xc0/0xc0 [ 359.267323] ? __lock_is_held+0xb5/0x140 [ 359.271379] rcu_read_lock_held+0x90/0xc0 [ 359.275511] list_lru_count_one+0x31a/0x450 [ 359.279820] ? list_lru_isolate_move+0x3c0/0x3c0 [ 359.284564] ? deferred_split_count+0x65/0x170 [ 359.289132] ? shrink_huge_zero_page_count+0xc8/0x100 [ 359.294314] super_cache_count+0x1b9/0x2e0 [ 359.298538] do_shrink_slab+0x1b1/0xd30 [ 359.302504] ? lock_acquire+0x1ed/0x520 [ 359.306467] ? snapshot_refaults+0x290/0x290 [ 359.310864] ? lock_release+0xa00/0xa00 [ 359.314828] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 359.319752] ? down_read_trylock+0xda/0x140 [ 359.324058] ? shrink_slab+0x207/0x8c0 [ 359.327934] ? downgrade_write+0x270/0x270 [ 359.332162] shrink_slab+0x389/0x8c0 [ 359.336139] ? shrink_active_list+0x1f00/0x1f00 [ 359.340806] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 359.346420] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 359.351516] ? cgroup_procs_write_finish+0xf0/0xf0 [ 359.356440] ? find_held_lock+0x36/0x1c0 [ 359.360488] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.366016] shrink_node+0x431/0x16b0 [ 359.369803] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 359.375092] ? shrink_node_memcg+0x18f0/0x18f0 [ 359.379663] ? kvm_clock_read+0x18/0x30 [ 359.383623] ? ktime_get+0x2c1/0x400 [ 359.387324] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 359.391811] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 359.397336] ? __cpuset_node_allowed+0x19b/0x660 [ 359.402091] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 359.407790] ? delayacct_end+0x5a/0x100 [ 359.411756] do_try_to_free_pages+0x3e7/0x1290 [ 359.416324] ? zap_class+0x640/0x640 [ 359.420039] ? shrink_node+0x16b0/0x16b0 [ 359.424095] ? __lock_is_held+0xb5/0x140 [ 359.428151] try_to_free_pages+0x4d0/0xb90 [ 359.432377] ? do_try_to_free_pages+0x1290/0x1290 [ 359.437218] ? lock_acquire+0x1ed/0x520 [ 359.441178] ? set_page_refcounted+0x280/0x280 [ 359.445782] ? lock_release+0xa00/0xa00 [ 359.449740] ? _raw_spin_unlock_irq+0x60/0x80 [ 359.454221] ? psi_memstall_enter+0x240/0x2b0 [ 359.458703] ? psi_memstall_tick+0x230/0x230 [ 359.463106] __alloc_pages_slowpath+0xa14/0x2e10 [ 359.467869] ? warn_alloc+0x120/0x120 [ 359.471656] ? mark_held_locks+0x130/0x130 [ 359.475885] ? warn_alloc+0x120/0x120 [ 359.479672] ? print_usage_bug+0xc0/0xc0 [ 359.483723] ? print_usage_bug+0xc0/0xc0 [ 359.487772] ? perf_event_update_userpage+0xcd0/0xcd0 [ 359.492952] ? print_usage_bug+0xc0/0xc0 [ 359.497002] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.502529] ? should_fail+0x22d/0xd01 [ 359.506399] ? zap_class+0x640/0x640 [ 359.510100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.515192] ? zap_class+0x640/0x640 [ 359.518920] ? __lock_is_held+0xb5/0x140 [ 359.522983] ? zap_class+0x640/0x640 [ 359.526686] ? lock_release+0xa00/0xa00 [ 359.530647] ? perf_trace_sched_process_exec+0x860/0x860 [ 359.536090] ? check_preemption_disabled+0x48/0x280 [ 359.541099] ? __might_sleep+0x95/0x190 [ 359.545070] __alloc_pages_nodemask+0xa80/0xde0 [ 359.549724] ? zap_class+0x640/0x640 [ 359.553427] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 359.558441] ? mark_held_locks+0xc7/0x130 [ 359.562580] ? cache_grow_begin+0x65/0x8c0 [ 359.566802] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 359.571371] ? trace_hardirqs_on+0xbd/0x310 [ 359.575675] ? fallback_alloc+0x204/0x2e0 [ 359.579809] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.584902] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 359.590428] cache_grow_begin+0xa5/0x8c0 [ 359.594486] ? do_raw_spin_unlock+0xa7/0x330 [ 359.598888] fallback_alloc+0x204/0x2e0 [ 359.602940] ____cache_alloc_node+0x1c7/0x1e0 [ 359.607426] kmem_cache_alloc_trace+0x214/0x750 [ 359.612093] do_syslog+0xb9b/0x1690 [ 359.615715] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 359.620719] ? finish_wait+0x430/0x430 [ 359.624593] ? aa_path_link+0x5e0/0x5e0 [ 359.628560] kmsg_read+0x8f/0xc0 [ 359.631912] ? kmsg_poll+0xb0/0xb0 [ 359.635438] proc_reg_read+0x2a3/0x3d0 [ 359.639326] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 359.644357] ? mark_held_locks+0xc7/0x130 [ 359.648497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.654019] ? fsnotify+0x4e5/0xf20 [ 359.657643] __vfs_read+0x117/0x9b0 [ 359.661255] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 359.666175] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 359.671093] ? vfs_copy_file_range+0xb90/0xb90 [ 359.675660] ? fsnotify+0xf20/0xf20 [ 359.679276] ? fsnotify_first_mark+0x350/0x350 [ 359.683854] ? security_file_permission+0x1c2/0x220 [ 359.688859] ? rw_verify_area+0x118/0x360 [ 359.692994] vfs_read+0x17f/0x3c0 [ 359.696438] ksys_read+0x101/0x260 [ 359.699965] ? kernel_write+0x120/0x120 [ 359.703928] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.709021] __x64_sys_read+0x73/0xb0 [ 359.712825] do_syscall_64+0x1b9/0x820 [ 359.716698] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 359.722053] ? syscall_return_slowpath+0x5e0/0x5e0 [ 359.726968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.731800] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.736802] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 359.741803] ? prepare_exit_to_usermode+0x291/0x3b0 [ 359.746812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.751656] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 359.756831] RIP: 0033:0x7fe74e2211fd [ 359.760543] Code: Bad RIP value. [ 359.763907] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 359.771601] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 359.778868] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 359.786124] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 359.793376] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 359.800629] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 359.807902] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 359.807905] warn_alloc_show_mem: 1 callbacks suppressed [ 359.807910] Mem-Info: [ 359.815169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 359.820522] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 359.820522] active_file:15 inactive_file:9 isolated_file:0 [ 359.820522] unevictable:0 dirty:0 writeback:0 unstable:0 [ 359.820522] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 359.820522] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 359.820522] free:13746 free_pcp:134 free_cma:0 [ 359.822886] Call Trace: [ 359.832261] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 359.865008] [ 359.867566] 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 [ 359.895055] dump_stack+0x244/0x39d [ 359.897184] lowmem_reserve[]: 0 2818 6321 6321 [ 359.923276] ? dump_stack_print_info.cold.1+0x20/0x20 [ 359.926866] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 359.931436] warn_alloc.cold.116+0xb7/0x1bd [ 359.936585] lowmem_reserve[]: 0 0 3503 3503 [ 359.963893] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 359.968179] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 359.972481] ? lock_downgrade+0x900/0x900 [ 359.977286] lowmem_reserve[]: 0 0 0 0 [ 360.006079] ? trace_hardirqs_off+0xb8/0x310 [ 360.010189] 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 [ 360.013974] ? trace_hardirqs_off+0xb8/0x310 [ 360.018345] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 360.031851] __alloc_pages_slowpath+0x26e8/0x2e10 [ 360.036225] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 360.051486] ? warn_alloc+0x120/0x120 [ 360.056280] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 360.070730] ? print_usage_bug+0xc0/0xc0 [ 360.074499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 360.083306] ? warn_alloc+0x120/0x120 [ 360.087339] 268 total pagecache pages [ 360.095892] ? warn_alloc+0x120/0x120 [ 360.099679] 0 pages in swap cache [ 360.103451] ? print_usage_bug+0xc0/0xc0 [ 360.107220] Swap cache stats: add 0, delete 0, find 0/0 [ 360.110655] ? print_usage_bug+0xc0/0xc0 [ 360.114677] Free swap = 0kB [ 360.120039] ? __lock_acquire+0x62f/0x4c20 [ 360.124071] Total swap = 0kB [ 360.127070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.131269] 1965979 pages RAM [ 360.134266] ? should_fail+0x22d/0xd01 [ 360.139770] 0 pages HighMem/MovableOnly [ 360.142858] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.146708] 342853 pages reserved [ 360.150663] ? __lock_acquire+0x62f/0x4c20 [ 360.155731] 0 pages cma reserved [ 360.159162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.163417] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 360.166698] ? __lock_acquire+0x62f/0x4c20 [ 360.166711] ? should_fail+0x22d/0xd01 [ 360.171832] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 360.178257] ? mark_held_locks+0x130/0x130 [ 360.182450] rsyslogd cpuset=/ mems_allowed=0 [ 360.186320] ? mark_held_locks+0x130/0x130 [ 360.209143] ? zap_class+0x640/0x640 [ 360.212866] ? zap_class+0x640/0x640 [ 360.216564] ? print_usage_bug+0xc0/0xc0 [ 360.220614] ? wq_watchdog_touch+0x9c/0xfe [ 360.224834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.230359] ? check_preemption_disabled+0x48/0x280 [ 360.235383] ? __lock_is_held+0xb5/0x140 [ 360.239432] __alloc_pages_nodemask+0xa80/0xde0 [ 360.244090] ? zap_class+0x640/0x640 [ 360.247799] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 360.252808] ? find_held_lock+0x36/0x1c0 [ 360.256862] ? ____cache_alloc_node+0x1c7/0x1e0 [ 360.261526] ? lock_downgrade+0x900/0x900 [ 360.265690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.271233] cache_grow_begin+0xa5/0x8c0 [ 360.275284] ? do_raw_spin_unlock+0xa7/0x330 [ 360.279682] fallback_alloc+0x204/0x2e0 [ 360.283658] ____cache_alloc_node+0x1c7/0x1e0 [ 360.288144] kmem_cache_alloc_node+0xe3/0x730 [ 360.292625] ? ipv6_get_ifaddr+0x42e/0x620 [ 360.296853] __alloc_skb+0x119/0x770 [ 360.300639] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.305917] ? netdev_alloc_frag+0x1f0/0x1f0 [ 360.310321] ? lock_downgrade+0x900/0x900 [ 360.314462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.320100] ? refcount_sub_and_test_checked+0x203/0x310 [ 360.325538] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 360.330975] ? addrconf_rs_timer+0x690/0x690 [ 360.335384] ndisc_alloc_skb+0x144/0x340 [ 360.339436] ndisc_send_rs+0x331/0x6e0 [ 360.343313] addrconf_rs_timer+0x314/0x690 [ 360.347538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.351773] call_timer_fn+0x272/0x920 [ 360.355658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.359881] ? process_timeout+0x40/0x40 [ 360.363932] ? __run_timers+0x7da/0xc70 [ 360.367891] ? _raw_spin_unlock_irq+0x27/0x80 [ 360.372371] ? _raw_spin_unlock_irq+0x27/0x80 [ 360.376849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.381084] ? lockdep_hardirqs_on+0x296/0x5b0 [ 360.385662] ? trace_hardirqs_on+0xbd/0x310 [ 360.389971] ? kasan_check_read+0x11/0x20 [ 360.394111] ? __run_timers+0x7da/0xc70 [ 360.398078] ? trace_hardirqs_off_caller+0x310/0x310 [ 360.403184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.407406] __run_timers+0x7e5/0xc70 [ 360.411200] ? timer_fixup_init+0x70/0x70 [ 360.415336] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 360.420340] ? zap_class+0x640/0x640 [ 360.424060] ? enqueue_hrtimer+0x1a5/0x560 [ 360.428281] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 360.433464] ? find_held_lock+0x36/0x1c0 [ 360.437516] ? zap_class+0x640/0x640 [ 360.441217] ? pvclock_read_flags+0x160/0x160 [ 360.445701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.451224] ? check_preemption_disabled+0x48/0x280 [ 360.456248] ? __lock_is_held+0xb5/0x140 [ 360.460311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.465836] ? check_preemption_disabled+0x48/0x280 [ 360.470840] run_timer_softirq+0x52/0xb0 [ 360.474887] ? rcu_read_lock_sched_held+0x14f/0x180 [ 360.479894] __do_softirq+0x308/0xb7e [ 360.483686] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 360.488166] ? lock_downgrade+0x900/0x900 [ 360.492322] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 360.497415] ? pvclock_read_flags+0x160/0x160 [ 360.501899] ? lapic_next_event+0x5a/0x90 [ 360.506512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.512043] ? kvm_clock_read+0x18/0x30 [ 360.516004] ? kvm_sched_clock_read+0x9/0x20 [ 360.520410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.525933] ? check_preemption_disabled+0x48/0x280 [ 360.530941] irq_exit+0x17f/0x1c0 [ 360.534383] smp_apic_timer_interrupt+0x1cb/0x760 [ 360.539210] ? smp_call_function_single_interrupt+0x159/0x650 [ 360.545165] ? smp_call_function_single_interrupt+0x650/0x650 [ 360.551068] ? interrupt_entry+0xb5/0xc0 [ 360.555116] ? trace_hardirqs_off_caller+0xbb/0x310 [ 360.560120] ? trace_hardirqs_off_caller+0xbb/0x310 [ 360.565126] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.569953] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.574957] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.579963] ? task_prio+0x50/0x50 [ 360.583497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.589020] ? check_preemption_disabled+0x48/0x280 [ 360.594031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.598871] apic_timer_interrupt+0xf/0x20 [ 360.603085] [ 360.605314] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 360.610233] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 360.629116] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 360.636807] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 360.644064] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 360.651318] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 360.658571] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 360.665839] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 360.673124] skb_clone+0x1bb/0x500 [ 360.676667] ? finish_task_switch+0x2f4/0x910 [ 360.681150] ? skb_split+0x11e0/0x11e0 [ 360.685030] ? preempt_notifier_register+0x200/0x200 [ 360.690116] ? __switch_to_asm+0x34/0x70 [ 360.694168] ? __switch_to_asm+0x34/0x70 [ 360.698225] ? __switch_to_asm+0x40/0x70 [ 360.702273] ? __switch_to_asm+0x34/0x70 [ 360.706320] ? __switch_to_asm+0x40/0x70 [ 360.710362] ? __switch_to_asm+0x34/0x70 [ 360.714408] ? __switch_to_asm+0x40/0x70 [ 360.718454] ? __switch_to_asm+0x34/0x70 [ 360.722497] ? __switch_to_asm+0x34/0x70 [ 360.726539] ? __switch_to_asm+0x40/0x70 [ 360.730592] ? __switch_to_asm+0x34/0x70 [ 360.734643] bpf_clone_redirect+0xb9/0x490 [ 360.738864] ? __schedule+0x8d7/0x21d0 [ 360.742743] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 360.747753] ? __sched_text_start+0x8/0x8 [ 360.751998] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 360.756751] ? find_held_lock+0x36/0x1c0 [ 360.760802] ? lock_acquire+0x1ed/0x520 [ 360.764764] ? bpf_test_run+0x3cb/0x780 [ 360.768728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.774249] ? check_preemption_disabled+0x48/0x280 [ 360.779290] ? kasan_check_read+0x11/0x20 [ 360.783434] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.788696] ? rcu_softirq_qs+0x20/0x20 [ 360.792660] ? preempt_schedule+0x4d/0x60 [ 360.796801] ? ___preempt_schedule+0x16/0x18 [ 360.801202] ? bpf_test_run+0x25d/0x780 [ 360.805173] ? netlink_diag_dump+0x2a0/0x2a0 [ 360.809569] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.815088] ? bpf_test_init.isra.10+0x70/0x100 [ 360.819749] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 360.824500] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.829324] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 360.834849] ? fput+0x130/0x1a0 [ 360.838116] ? __bpf_prog_get+0x9b/0x290 [ 360.842163] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.846988] ? bpf_prog_test_run+0x130/0x1a0 [ 360.851385] ? __x64_sys_bpf+0x3d8/0x520 [ 360.855433] ? bpf_prog_get+0x20/0x20 [ 360.859242] ? do_syscall_64+0x1b9/0x820 [ 360.863285] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 360.868651] ? syscall_return_slowpath+0x5e0/0x5e0 [ 360.873580] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.878583] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 360.883587] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 360.890346] ? __switch_to_asm+0x40/0x70 [ 360.894393] ? __switch_to_asm+0x34/0x70 [ 360.898443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.903279] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 360.908645] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 360.908713] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 360.915383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.915386] Call Trace: [ 360.915391] [ 360.915404] dump_stack+0x244/0x39d [ 360.915420] ? dump_stack_print_info.cold.1+0x20/0x20 [ 360.921944] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 360.931236] warn_alloc.cold.116+0xb7/0x1bd [ 360.933783] syz-executor1 cpuset=syz1 mems_allowed=0 [ 360.935912] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 360.969342] ? lock_downgrade+0x900/0x900 [ 360.973480] ? trace_hardirqs_off+0xb8/0x310 [ 360.977881] ? trace_hardirqs_off+0xb8/0x310 [ 360.982280] __alloc_pages_slowpath+0x26e8/0x2e10 [ 360.987130] ? warn_alloc+0x120/0x120 [ 360.990916] ? print_usage_bug+0xc0/0xc0 [ 360.995054] ? warn_alloc+0x120/0x120 [ 360.998844] ? warn_alloc+0x120/0x120 [ 361.002628] ? print_usage_bug+0xc0/0xc0 [ 361.006679] ? print_usage_bug+0xc0/0xc0 [ 361.010740] ? __lock_acquire+0x62f/0x4c20 [ 361.015114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.020643] ? should_fail+0x22d/0xd01 [ 361.024519] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.029606] ? __lock_acquire+0x62f/0x4c20 [ 361.033831] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.038915] ? __lock_acquire+0x62f/0x4c20 [ 361.043154] ? should_fail+0x22d/0xd01 [ 361.047025] ? find_held_lock+0x36/0x1c0 [ 361.051078] ? mark_held_locks+0x130/0x130 [ 361.055301] ? mark_held_locks+0x130/0x130 [ 361.059520] ? zap_class+0x640/0x640 [ 361.063218] ? zap_class+0x640/0x640 [ 361.066917] ? print_usage_bug+0xc0/0xc0 [ 361.070982] ? do_raw_spin_unlock+0xa7/0x330 [ 361.075377] ? zap_class+0x640/0x640 [ 361.079075] ? print_usage_bug+0xc0/0xc0 [ 361.083120] ? wq_watchdog_touch+0x9c/0xfe [ 361.087344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.092866] ? check_preemption_disabled+0x48/0x280 [ 361.097874] ? __lock_is_held+0xb5/0x140 [ 361.101930] __alloc_pages_nodemask+0xa80/0xde0 [ 361.106585] ? zap_class+0x640/0x640 [ 361.110300] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 361.115310] ? find_held_lock+0x36/0x1c0 [ 361.119367] ? ____cache_alloc_node+0x1c7/0x1e0 [ 361.124021] ? lock_downgrade+0x900/0x900 [ 361.128161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.133698] cache_grow_begin+0xa5/0x8c0 [ 361.137831] ? do_raw_spin_unlock+0xa7/0x330 [ 361.142232] fallback_alloc+0x204/0x2e0 [ 361.146199] ____cache_alloc_node+0x1c7/0x1e0 [ 361.150688] kmem_cache_alloc_node+0xe3/0x730 [ 361.155180] ? ipv6_get_ifaddr+0x42e/0x620 [ 361.159412] __alloc_skb+0x119/0x770 [ 361.163112] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.168376] ? netdev_alloc_frag+0x1f0/0x1f0 [ 361.172781] ? lock_downgrade+0x900/0x900 [ 361.176925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.182448] ? refcount_sub_and_test_checked+0x203/0x310 [ 361.187885] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 361.193320] ? addrconf_rs_timer+0x690/0x690 [ 361.197727] ndisc_alloc_skb+0x144/0x340 [ 361.201779] ndisc_send_rs+0x331/0x6e0 [ 361.205655] addrconf_rs_timer+0x314/0x690 [ 361.209880] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.214110] call_timer_fn+0x272/0x920 [ 361.217983] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.222208] ? process_timeout+0x40/0x40 [ 361.226264] ? mark_held_locks+0xc7/0x130 [ 361.230397] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.234877] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.239355] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.243573] ? lockdep_hardirqs_on+0x296/0x5b0 [ 361.248140] ? trace_hardirqs_on+0xbd/0x310 [ 361.252447] ? kasan_check_read+0x11/0x20 [ 361.256579] ? __run_timers+0x7da/0xc70 [ 361.260540] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.265630] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.269852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.274112] __run_timers+0x7e5/0xc70 [ 361.277906] ? timer_fixup_init+0x70/0x70 [ 361.282046] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 361.287134] ? zap_class+0x640/0x640 [ 361.290838] ? print_usage_bug+0xc0/0xc0 [ 361.294885] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 361.300070] ? find_held_lock+0x36/0x1c0 [ 361.304130] ? zap_class+0x640/0x640 [ 361.307833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.313355] ? check_preemption_disabled+0x48/0x280 [ 361.318364] ? __lock_is_held+0xb5/0x140 [ 361.322413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.327950] ? check_preemption_disabled+0x48/0x280 [ 361.332957] run_timer_softirq+0x52/0xb0 [ 361.337247] ? rcu_read_lock_sched_held+0x14f/0x180 [ 361.342259] __do_softirq+0x308/0xb7e [ 361.346049] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 361.350527] ? lock_downgrade+0x900/0x900 [ 361.354664] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 361.359761] ? pvclock_read_flags+0x160/0x160 [ 361.364246] ? lapic_next_event+0x5a/0x90 [ 361.368380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.373909] ? kvm_clock_read+0x18/0x30 [ 361.377872] ? kvm_sched_clock_read+0x9/0x20 [ 361.382278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.387804] ? check_preemption_disabled+0x48/0x280 [ 361.392813] irq_exit+0x17f/0x1c0 [ 361.396254] smp_apic_timer_interrupt+0x1cb/0x760 [ 361.401081] ? smp_reschedule_interrupt+0x109/0x650 [ 361.406085] ? smp_call_function_single_interrupt+0x650/0x650 [ 361.411954] ? interrupt_entry+0xb5/0xc0 [ 361.416003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.421003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.426004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.430832] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.435830] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.440839] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.445672] apic_timer_interrupt+0xf/0x20 [ 361.449884] [ 361.452111] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 361.457545] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 361.476516] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 361.484210] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 361.491464] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 361.498717] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 361.505974] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 361.513230] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 361.520499] ? check_preemption_disabled+0x3a/0x280 [ 361.525512] ? check_preemption_disabled+0x43/0x280 [ 361.530518] check_preemption_disabled+0x43/0x280 [ 361.535350] debug_smp_processor_id+0x1c/0x20 [ 361.539831] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 361.545097] ? rcu_pm_notify+0xc0/0xc0 [ 361.548970] ? __lock_is_held+0xb5/0x140 [ 361.553026] rcu_read_lock_held+0x90/0xc0 [ 361.557163] list_lru_count_one+0x31a/0x450 [ 361.561469] ? list_lru_isolate_move+0x3c0/0x3c0 [ 361.566218] ? deferred_split_count+0x65/0x170 [ 361.570784] ? shrink_huge_zero_page_count+0xc8/0x100 [ 361.575966] super_cache_count+0x1b9/0x2e0 [ 361.580190] do_shrink_slab+0x1b1/0xd30 [ 361.584157] ? lock_acquire+0x1ed/0x520 [ 361.588120] ? snapshot_refaults+0x290/0x290 [ 361.592516] ? lock_release+0xa00/0xa00 [ 361.596608] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 361.601530] ? down_read_trylock+0xda/0x140 [ 361.605835] ? shrink_slab+0x207/0x8c0 [ 361.609708] ? downgrade_write+0x270/0x270 [ 361.613940] shrink_slab+0x389/0x8c0 [ 361.617637] ? shrink_active_list+0x1f00/0x1f00 [ 361.622296] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 361.627907] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.633014] ? cgroup_procs_write_finish+0xf0/0xf0 [ 361.637935] ? find_held_lock+0x36/0x1c0 [ 361.641981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.647508] shrink_node+0x431/0x16b0 [ 361.651321] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 361.656633] ? shrink_node_memcg+0x18f0/0x18f0 [ 361.661203] ? kvm_clock_read+0x18/0x30 [ 361.665163] ? ktime_get+0x2c1/0x400 [ 361.668863] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 361.673352] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 361.678881] ? __cpuset_node_allowed+0x19b/0x660 [ 361.683627] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 361.689326] ? delayacct_end+0x5a/0x100 [ 361.693295] do_try_to_free_pages+0x3e7/0x1290 [ 361.697859] ? zap_class+0x640/0x640 [ 361.701577] ? shrink_node+0x16b0/0x16b0 [ 361.705621] ? __lock_is_held+0xb5/0x140 [ 361.709678] try_to_free_pages+0x4d0/0xb90 [ 361.713905] ? do_try_to_free_pages+0x1290/0x1290 [ 361.718746] ? lock_acquire+0x1ed/0x520 [ 361.722707] ? set_page_refcounted+0x280/0x280 [ 361.727277] ? lock_release+0xa00/0xa00 [ 361.731240] ? _raw_spin_unlock_irq+0x60/0x80 [ 361.735724] ? psi_memstall_enter+0x240/0x2b0 [ 361.740204] ? psi_memstall_tick+0x230/0x230 [ 361.744611] __alloc_pages_slowpath+0xa14/0x2e10 [ 361.749374] ? warn_alloc+0x120/0x120 [ 361.753159] ? mark_held_locks+0x130/0x130 [ 361.757389] ? warn_alloc+0x120/0x120 [ 361.761206] ? print_usage_bug+0xc0/0xc0 [ 361.765256] ? print_usage_bug+0xc0/0xc0 [ 361.769303] ? perf_event_update_userpage+0xcd0/0xcd0 [ 361.774479] ? print_usage_bug+0xc0/0xc0 [ 361.778530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.784060] ? should_fail+0x22d/0xd01 [ 361.787933] ? zap_class+0x640/0x640 [ 361.791636] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.796727] ? zap_class+0x640/0x640 [ 361.800455] ? __lock_is_held+0xb5/0x140 [ 361.804506] ? zap_class+0x640/0x640 [ 361.808208] ? lock_release+0xa00/0xa00 [ 361.812171] ? perf_trace_sched_process_exec+0x860/0x860 [ 361.817606] ? check_preemption_disabled+0x48/0x280 [ 361.822613] ? __might_sleep+0x95/0x190 [ 361.826585] __alloc_pages_nodemask+0xa80/0xde0 [ 361.831239] ? zap_class+0x640/0x640 [ 361.834963] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 361.839991] ? mark_held_locks+0xc7/0x130 [ 361.844135] ? cache_grow_begin+0x65/0x8c0 [ 361.848354] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 361.852928] ? trace_hardirqs_on+0xbd/0x310 [ 361.857236] ? fallback_alloc+0x204/0x2e0 [ 361.861371] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.866572] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 361.872100] cache_grow_begin+0xa5/0x8c0 [ 361.876153] ? do_raw_spin_unlock+0xa7/0x330 [ 361.880555] fallback_alloc+0x204/0x2e0 [ 361.884518] ____cache_alloc_node+0x1c7/0x1e0 [ 361.889005] kmem_cache_alloc_trace+0x214/0x750 [ 361.893670] do_syslog+0xb9b/0x1690 [ 361.897291] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 361.902297] ? finish_wait+0x430/0x430 [ 361.906291] ? aa_path_link+0x5e0/0x5e0 [ 361.910270] kmsg_read+0x8f/0xc0 [ 361.913731] ? kmsg_poll+0xb0/0xb0 [ 361.917261] proc_reg_read+0x2a3/0x3d0 [ 361.921140] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 361.926052] ? mark_held_locks+0xc7/0x130 [ 361.930188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.935713] ? fsnotify+0x4e5/0xf20 [ 361.939346] __vfs_read+0x117/0x9b0 [ 361.942961] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 361.947877] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 361.952791] ? vfs_copy_file_range+0xb90/0xb90 [ 361.957360] ? fsnotify+0xf20/0xf20 [ 361.960976] ? fsnotify_first_mark+0x350/0x350 [ 361.965552] ? security_file_permission+0x1c2/0x220 [ 361.970555] ? rw_verify_area+0x118/0x360 [ 361.974690] vfs_read+0x17f/0x3c0 [ 361.978136] ksys_read+0x101/0x260 [ 361.981665] ? kernel_write+0x120/0x120 [ 361.985625] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.990716] __x64_sys_read+0x73/0xb0 [ 361.994503] do_syscall_64+0x1b9/0x820 [ 361.998376] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 362.003724] ? syscall_return_slowpath+0x5e0/0x5e0 [ 362.008636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.013465] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.018465] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 362.023478] ? prepare_exit_to_usermode+0x291/0x3b0 [ 362.028483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.033315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 362.038489] RIP: 0033:0x7fe74e2211fd [ 362.042204] Code: Bad RIP value. [ 362.045551] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 362.053241] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 362.060580] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 362.067833] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 362.075092] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 362.082348] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 362.089622] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 362.089626] warn_alloc_show_mem: 1 callbacks suppressed [ 362.089631] Mem-Info: [ 362.096887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.102239] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 362.102239] active_file:15 inactive_file:9 isolated_file:0 [ 362.102239] unevictable:0 dirty:0 writeback:0 unstable:0 [ 362.102239] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 362.102239] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 362.102239] free:13746 free_pcp:134 free_cma:0 [ 362.104602] Call Trace: [ 362.113977] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 362.146721] [ 362.149279] 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 [ 362.176754] dump_stack+0x244/0x39d [ 362.178878] lowmem_reserve[]: 0 2818 6321 6321 [ 362.204966] ? dump_stack_print_info.cold.1+0x20/0x20 [ 362.208559] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 362.213131] warn_alloc.cold.116+0xb7/0x1bd [ 362.218275] lowmem_reserve[]: 0 0 3503 3503 [ 362.245582] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 362.249872] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 362.254184] ? lock_downgrade+0x900/0x900 [ 362.258990] lowmem_reserve[]: 0 0 0 0 [ 362.287880] ? trace_hardirqs_off+0xb8/0x310 [ 362.292005] 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 [ 362.295787] ? trace_hardirqs_off+0xb8/0x310 [ 362.300166] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 362.313674] __alloc_pages_slowpath+0x26e8/0x2e10 [ 362.318042] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 362.333401] ? warn_alloc+0x120/0x120 [ 362.338195] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.352648] ? print_usage_bug+0xc0/0xc0 [ 362.356418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.365225] ? warn_alloc+0x120/0x120 [ 362.369254] 268 total pagecache pages [ 362.377805] ? warn_alloc+0x120/0x120 [ 362.381584] 0 pages in swap cache [ 362.385373] ? print_usage_bug+0xc0/0xc0 [ 362.389140] Swap cache stats: add 0, delete 0, find 0/0 [ 362.392571] ? print_usage_bug+0xc0/0xc0 [ 362.396595] Free swap = 0kB [ 362.401937] ? __lock_acquire+0x62f/0x4c20 [ 362.405968] Total swap = 0kB [ 362.408970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.413169] 1965979 pages RAM [ 362.416181] ? should_fail+0x22d/0xd01 [ 362.421676] 0 pages HighMem/MovableOnly [ 362.421682] 342853 pages reserved [ 362.424767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.428618] 0 pages cma reserved [ 362.432572] ? __lock_acquire+0x62f/0x4c20 [ 362.436050] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 362.441072] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.444481] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 362.448622] ? __lock_acquire+0x62f/0x4c20 [ 362.455086] rsyslogd cpuset=/ mems_allowed=0 [ 362.460250] ? should_fail+0x22d/0xd01 [ 362.460263] ? find_held_lock+0x36/0x1c0 [ 362.486794] ? mark_held_locks+0x130/0x130 [ 362.491028] ? mark_held_locks+0x130/0x130 [ 362.495247] ? zap_class+0x640/0x640 [ 362.498945] ? zap_class+0x640/0x640 [ 362.502649] ? print_usage_bug+0xc0/0xc0 [ 362.507203] ? do_raw_spin_unlock+0xa7/0x330 [ 362.511599] ? zap_class+0x640/0x640 [ 362.515299] ? print_usage_bug+0xc0/0xc0 [ 362.519347] ? wq_watchdog_touch+0x9c/0xfe [ 362.523582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.529108] ? check_preemption_disabled+0x48/0x280 [ 362.534226] ? __lock_is_held+0xb5/0x140 [ 362.538279] __alloc_pages_nodemask+0xa80/0xde0 [ 362.542933] ? zap_class+0x640/0x640 [ 362.546638] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 362.551657] ? find_held_lock+0x36/0x1c0 [ 362.555713] ? ____cache_alloc_node+0x1c7/0x1e0 [ 362.560373] ? lock_downgrade+0x900/0x900 [ 362.564514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.570040] cache_grow_begin+0xa5/0x8c0 [ 362.574090] ? do_raw_spin_unlock+0xa7/0x330 [ 362.578492] fallback_alloc+0x204/0x2e0 [ 362.582461] ____cache_alloc_node+0x1c7/0x1e0 [ 362.586957] kmem_cache_alloc_node+0xe3/0x730 [ 362.591441] ? ipv6_get_ifaddr+0x42e/0x620 [ 362.595683] __alloc_skb+0x119/0x770 [ 362.599406] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.604672] ? netdev_alloc_frag+0x1f0/0x1f0 [ 362.609066] ? lock_downgrade+0x900/0x900 [ 362.613289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.618820] ? refcount_sub_and_test_checked+0x203/0x310 [ 362.624258] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 362.629692] ? addrconf_rs_timer+0x690/0x690 [ 362.634095] ndisc_alloc_skb+0x144/0x340 [ 362.638169] ndisc_send_rs+0x331/0x6e0 [ 362.642045] addrconf_rs_timer+0x314/0x690 [ 362.646268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.650521] call_timer_fn+0x272/0x920 [ 362.654395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.658618] ? process_timeout+0x40/0x40 [ 362.662671] ? __run_timers+0x7da/0xc70 [ 362.666632] ? _raw_spin_unlock_irq+0x27/0x80 [ 362.671114] ? _raw_spin_unlock_irq+0x27/0x80 [ 362.675593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.679814] ? lockdep_hardirqs_on+0x296/0x5b0 [ 362.684383] ? trace_hardirqs_on+0xbd/0x310 [ 362.688692] ? kasan_check_read+0x11/0x20 [ 362.692827] ? __run_timers+0x7da/0xc70 [ 362.696794] ? trace_hardirqs_off_caller+0x310/0x310 [ 362.701885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.706109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.710340] __run_timers+0x7e5/0xc70 [ 362.714222] ? timer_fixup_init+0x70/0x70 [ 362.718357] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 362.723361] ? zap_class+0x640/0x640 [ 362.727066] ? enqueue_hrtimer+0x1a5/0x560 [ 362.731285] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 362.736463] ? find_held_lock+0x36/0x1c0 [ 362.740521] ? zap_class+0x640/0x640 [ 362.744221] ? pvclock_read_flags+0x160/0x160 [ 362.748708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.754234] ? check_preemption_disabled+0x48/0x280 [ 362.759245] ? __lock_is_held+0xb5/0x140 [ 362.763292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.768819] ? check_preemption_disabled+0x48/0x280 [ 362.773823] run_timer_softirq+0x52/0xb0 [ 362.777890] ? rcu_read_lock_sched_held+0x14f/0x180 [ 362.782891] __do_softirq+0x308/0xb7e [ 362.786697] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 362.791183] ? lock_downgrade+0x900/0x900 [ 362.795319] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 362.800413] ? pvclock_read_flags+0x160/0x160 [ 362.804900] ? lapic_next_event+0x5a/0x90 [ 362.809126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.814652] ? kvm_clock_read+0x18/0x30 [ 362.818614] ? kvm_sched_clock_read+0x9/0x20 [ 362.823008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.828532] ? check_preemption_disabled+0x48/0x280 [ 362.833550] irq_exit+0x17f/0x1c0 [ 362.836988] smp_apic_timer_interrupt+0x1cb/0x760 [ 362.841816] ? smp_call_function_single_interrupt+0x159/0x650 [ 362.847687] ? smp_call_function_single_interrupt+0x650/0x650 [ 362.853556] ? interrupt_entry+0xb5/0xc0 [ 362.857603] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.862614] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.867620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.872448] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.877446] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.882449] ? task_prio+0x50/0x50 [ 362.886065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.891590] ? check_preemption_disabled+0x48/0x280 [ 362.896606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.901442] apic_timer_interrupt+0xf/0x20 [ 362.905660] [ 362.907887] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 362.912805] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 362.931691] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 362.939383] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 362.946640] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 362.953904] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 362.961159] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 362.968414] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 362.975699] skb_clone+0x1bb/0x500 [ 362.979227] ? finish_task_switch+0x2f4/0x910 [ 362.983711] ? skb_split+0x11e0/0x11e0 [ 362.987588] ? preempt_notifier_register+0x200/0x200 [ 362.992675] ? __switch_to_asm+0x34/0x70 [ 362.996719] ? __switch_to_asm+0x34/0x70 [ 363.000786] ? __switch_to_asm+0x40/0x70 [ 363.004832] ? __switch_to_asm+0x34/0x70 [ 363.008962] ? __switch_to_asm+0x40/0x70 [ 363.013008] ? __switch_to_asm+0x34/0x70 [ 363.017053] ? __switch_to_asm+0x40/0x70 [ 363.021096] ? __switch_to_asm+0x34/0x70 [ 363.025152] ? __switch_to_asm+0x34/0x70 [ 363.029195] ? __switch_to_asm+0x40/0x70 [ 363.033240] ? __switch_to_asm+0x34/0x70 [ 363.037302] bpf_clone_redirect+0xb9/0x490 [ 363.041542] ? __schedule+0x8d7/0x21d0 [ 363.045418] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 363.050423] ? __sched_text_start+0x8/0x8 [ 363.054560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 363.059309] ? find_held_lock+0x36/0x1c0 [ 363.063374] ? lock_acquire+0x1ed/0x520 [ 363.067336] ? bpf_test_run+0x3cb/0x780 [ 363.071298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.076831] ? check_preemption_disabled+0x48/0x280 [ 363.081838] ? kasan_check_read+0x11/0x20 [ 363.085981] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.091241] ? rcu_softirq_qs+0x20/0x20 [ 363.095201] ? preempt_schedule+0x4d/0x60 [ 363.099337] ? ___preempt_schedule+0x16/0x18 [ 363.103738] ? bpf_test_run+0x25d/0x780 [ 363.107710] ? netlink_diag_dump+0x2a0/0x2a0 [ 363.112104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.117627] ? bpf_test_init.isra.10+0x70/0x100 [ 363.122299] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 363.127048] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 363.131874] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 363.137399] ? fput+0x130/0x1a0 [ 363.140669] ? __bpf_prog_get+0x9b/0x290 [ 363.144724] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 363.149557] ? bpf_prog_test_run+0x130/0x1a0 [ 363.153954] ? __x64_sys_bpf+0x3d8/0x520 [ 363.158000] ? bpf_prog_get+0x20/0x20 [ 363.161803] ? do_syscall_64+0x1b9/0x820 [ 363.165861] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 363.171213] ? syscall_return_slowpath+0x5e0/0x5e0 [ 363.176132] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.181134] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 363.186139] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 363.192792] ? __switch_to_asm+0x40/0x70 [ 363.196839] ? __switch_to_asm+0x34/0x70 [ 363.200895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.205727] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 363.211096] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 363.211190] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 363.217849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.217853] Call Trace: [ 363.217856] [ 363.217869] dump_stack+0x244/0x39d [ 363.217886] ? dump_stack_print_info.cold.1+0x20/0x20 [ 363.224416] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.233692] warn_alloc.cold.116+0xb7/0x1bd [ 363.236236] syz-executor1 cpuset=syz1 mems_allowed=0 [ 363.238385] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 363.271790] ? lock_downgrade+0x900/0x900 [ 363.275929] ? trace_hardirqs_off+0xb8/0x310 [ 363.280329] ? trace_hardirqs_off+0xb8/0x310 [ 363.284731] __alloc_pages_slowpath+0x26e8/0x2e10 [ 363.289617] ? warn_alloc+0x120/0x120 [ 363.293407] ? print_usage_bug+0xc0/0xc0 [ 363.297457] ? warn_alloc+0x120/0x120 [ 363.301259] ? warn_alloc+0x120/0x120 [ 363.305047] ? print_usage_bug+0xc0/0xc0 [ 363.309095] ? kvm_clock_read+0x18/0x30 [ 363.313052] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 363.318055] ? print_usage_bug+0xc0/0xc0 [ 363.322104] ? __lock_acquire+0x62f/0x4c20 [ 363.326330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.331852] ? should_fail+0x22d/0xd01 [ 363.336251] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.341521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.346610] ? __lock_acquire+0x62f/0x4c20 [ 363.350836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.355921] ? __lock_acquire+0x62f/0x4c20 [ 363.360141] ? should_fail+0x22d/0xd01 [ 363.364023] ? rcu_irq_exit+0x1a2/0x390 [ 363.367989] ? mark_held_locks+0x130/0x130 [ 363.372220] ? mark_held_locks+0x130/0x130 [ 363.376447] ? mark_held_locks+0xc7/0x130 [ 363.380578] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 363.385578] ? zap_class+0x640/0x640 [ 363.389277] ? print_usage_bug+0xc0/0xc0 [ 363.393327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.398850] ? check_preemption_disabled+0x48/0x280 [ 363.403861] ? __lock_is_held+0xb5/0x140 [ 363.407911] __alloc_pages_nodemask+0xa80/0xde0 [ 363.412564] ? zap_class+0x640/0x640 [ 363.416283] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 363.421294] ? find_held_lock+0x36/0x1c0 [ 363.425348] ? ____cache_alloc_node+0x1c7/0x1e0 [ 363.430005] ? lock_downgrade+0x900/0x900 [ 363.434146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.439674] cache_grow_begin+0xa5/0x8c0 [ 363.443728] ? do_raw_spin_unlock+0xa7/0x330 [ 363.448129] fallback_alloc+0x204/0x2e0 [ 363.452110] ____cache_alloc_node+0x1c7/0x1e0 [ 363.456598] kmem_cache_alloc_node+0xe3/0x730 [ 363.461080] ? ipv6_get_ifaddr+0x42e/0x620 [ 363.465316] __alloc_skb+0x119/0x770 [ 363.469012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.474275] ? netdev_alloc_frag+0x1f0/0x1f0 [ 363.478665] ? lock_downgrade+0x900/0x900 [ 363.482810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.488341] ? refcount_sub_and_test_checked+0x203/0x310 [ 363.493870] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 363.499306] ? addrconf_rs_timer+0x690/0x690 [ 363.503711] ndisc_alloc_skb+0x144/0x340 [ 363.507771] ndisc_send_rs+0x331/0x6e0 [ 363.511647] addrconf_rs_timer+0x314/0x690 [ 363.515879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.520111] call_timer_fn+0x272/0x920 [ 363.523990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.528208] ? process_timeout+0x40/0x40 [ 363.532262] ? mark_held_locks+0xc7/0x130 [ 363.536395] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.540876] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.545353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.549589] ? lockdep_hardirqs_on+0x296/0x5b0 [ 363.554158] ? trace_hardirqs_on+0xbd/0x310 [ 363.558466] ? kasan_check_read+0x11/0x20 [ 363.562597] ? __run_timers+0x7da/0xc70 [ 363.566573] ? trace_hardirqs_off_caller+0x310/0x310 [ 363.571684] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.575912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.580132] __run_timers+0x7e5/0xc70 [ 363.583939] ? timer_fixup_init+0x70/0x70 [ 363.588077] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 363.593078] ? zap_class+0x640/0x640 [ 363.596781] ? print_usage_bug+0xc0/0xc0 [ 363.600828] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 363.606020] ? find_held_lock+0x36/0x1c0 [ 363.610073] ? zap_class+0x640/0x640 [ 363.613792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.619315] ? check_preemption_disabled+0x48/0x280 [ 363.624327] ? __lock_is_held+0xb5/0x140 [ 363.628376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.633901] ? check_preemption_disabled+0x48/0x280 [ 363.638905] run_timer_softirq+0x52/0xb0 [ 363.642952] ? rcu_read_lock_sched_held+0x14f/0x180 [ 363.647961] __do_softirq+0x308/0xb7e [ 363.651755] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 363.656236] ? lock_downgrade+0x900/0x900 [ 363.660373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 363.665468] ? pvclock_read_flags+0x160/0x160 [ 363.669957] ? lapic_next_event+0x5a/0x90 [ 363.674097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.679621] ? kvm_clock_read+0x18/0x30 [ 363.683583] ? kvm_sched_clock_read+0x9/0x20 [ 363.687983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.693509] ? check_preemption_disabled+0x48/0x280 [ 363.698520] irq_exit+0x17f/0x1c0 [ 363.701959] smp_apic_timer_interrupt+0x1cb/0x760 [ 363.706797] ? smp_reschedule_interrupt+0x109/0x650 [ 363.711803] ? smp_call_function_single_interrupt+0x650/0x650 [ 363.717673] ? interrupt_entry+0xb5/0xc0 [ 363.721724] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.726754] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.731755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.736582] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.741600] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.746610] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.751445] apic_timer_interrupt+0xf/0x20 [ 363.755660] [ 363.757883] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 363.763320] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 363.782205] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 363.789896] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 363.797148] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 363.804400] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 363.811651] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 363.818903] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 363.826169] ? check_preemption_disabled+0x3a/0x280 [ 363.831170] ? check_preemption_disabled+0x43/0x280 [ 363.836188] check_preemption_disabled+0x43/0x280 [ 363.841025] debug_smp_processor_id+0x1c/0x20 [ 363.845508] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 363.850770] ? rcu_pm_notify+0xc0/0xc0 [ 363.854642] ? __lock_is_held+0xb5/0x140 [ 363.858703] rcu_read_lock_held+0x90/0xc0 [ 363.862853] list_lru_count_one+0x31a/0x450 [ 363.867164] ? list_lru_isolate_move+0x3c0/0x3c0 [ 363.871909] ? deferred_split_count+0x65/0x170 [ 363.876478] ? shrink_huge_zero_page_count+0xc8/0x100 [ 363.881660] super_cache_count+0x1b9/0x2e0 [ 363.885980] do_shrink_slab+0x1b1/0xd30 [ 363.890036] ? lock_acquire+0x1ed/0x520 [ 363.893999] ? snapshot_refaults+0x290/0x290 [ 363.898503] ? lock_release+0xa00/0xa00 [ 363.902467] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 363.907389] ? down_read_trylock+0xda/0x140 [ 363.911700] ? shrink_slab+0x207/0x8c0 [ 363.915569] ? downgrade_write+0x270/0x270 [ 363.919801] shrink_slab+0x389/0x8c0 [ 363.923500] ? shrink_active_list+0x1f00/0x1f00 [ 363.928159] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 363.933768] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 363.938867] ? cgroup_procs_write_finish+0xf0/0xf0 [ 363.943786] ? find_held_lock+0x36/0x1c0 [ 363.947840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.953367] shrink_node+0x431/0x16b0 [ 363.957162] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 363.962446] ? shrink_node_memcg+0x18f0/0x18f0 [ 363.967023] ? kvm_clock_read+0x18/0x30 [ 363.970982] ? ktime_get+0x2c1/0x400 [ 363.974694] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 363.979178] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 363.984705] ? __cpuset_node_allowed+0x19b/0x660 [ 363.989448] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 363.995145] ? delayacct_end+0x5a/0x100 [ 363.999131] do_try_to_free_pages+0x3e7/0x1290 [ 364.003698] ? zap_class+0x640/0x640 [ 364.007413] ? shrink_node+0x16b0/0x16b0 [ 364.011459] ? __lock_is_held+0xb5/0x140 [ 364.015514] try_to_free_pages+0x4d0/0xb90 [ 364.019742] ? do_try_to_free_pages+0x1290/0x1290 [ 364.024593] ? lock_acquire+0x1ed/0x520 [ 364.028550] ? set_page_refcounted+0x280/0x280 [ 364.033124] ? lock_release+0xa00/0xa00 [ 364.037087] ? _raw_spin_unlock_irq+0x60/0x80 [ 364.041569] ? psi_memstall_enter+0x240/0x2b0 [ 364.046051] ? psi_memstall_tick+0x230/0x230 [ 364.050455] __alloc_pages_slowpath+0xa14/0x2e10 [ 364.055215] ? warn_alloc+0x120/0x120 [ 364.058999] ? mark_held_locks+0x130/0x130 [ 364.063226] ? warn_alloc+0x120/0x120 [ 364.067016] ? print_usage_bug+0xc0/0xc0 [ 364.071080] ? print_usage_bug+0xc0/0xc0 [ 364.075131] ? perf_event_update_userpage+0xcd0/0xcd0 [ 364.080309] ? print_usage_bug+0xc0/0xc0 [ 364.084382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.089905] ? should_fail+0x22d/0xd01 [ 364.093781] ? zap_class+0x640/0x640 [ 364.097489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.102578] ? zap_class+0x640/0x640 [ 364.106295] ? __lock_is_held+0xb5/0x140 [ 364.110374] ? zap_class+0x640/0x640 [ 364.114074] ? lock_release+0xa00/0xa00 [ 364.118035] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.123472] ? check_preemption_disabled+0x48/0x280 [ 364.128491] ? __might_sleep+0x95/0x190 [ 364.132453] __alloc_pages_nodemask+0xa80/0xde0 [ 364.137108] ? zap_class+0x640/0x640 [ 364.140813] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 364.145825] ? mark_held_locks+0xc7/0x130 [ 364.149961] ? cache_grow_begin+0x65/0x8c0 [ 364.154184] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 364.158755] ? trace_hardirqs_on+0xbd/0x310 [ 364.163062] ? fallback_alloc+0x204/0x2e0 [ 364.167196] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.172288] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 364.177901] cache_grow_begin+0xa5/0x8c0 [ 364.181952] ? do_raw_spin_unlock+0xa7/0x330 [ 364.186362] fallback_alloc+0x204/0x2e0 [ 364.190337] ____cache_alloc_node+0x1c7/0x1e0 [ 364.194822] kmem_cache_alloc_trace+0x214/0x750 [ 364.199488] do_syslog+0xb9b/0x1690 [ 364.203107] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 364.208116] ? finish_wait+0x430/0x430 [ 364.211992] ? aa_path_link+0x5e0/0x5e0 [ 364.215960] kmsg_read+0x8f/0xc0 [ 364.219326] ? kmsg_poll+0xb0/0xb0 [ 364.222855] proc_reg_read+0x2a3/0x3d0 [ 364.226736] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 364.231671] ? mark_held_locks+0xc7/0x130 [ 364.235813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.241335] ? fsnotify+0x4e5/0xf20 [ 364.244955] __vfs_read+0x117/0x9b0 [ 364.248566] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 364.253480] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 364.258407] ? vfs_copy_file_range+0xb90/0xb90 [ 364.262973] ? fsnotify+0xf20/0xf20 [ 364.266591] ? fsnotify_first_mark+0x350/0x350 [ 364.271280] ? security_file_permission+0x1c2/0x220 [ 364.276287] ? rw_verify_area+0x118/0x360 [ 364.280424] vfs_read+0x17f/0x3c0 [ 364.283873] ksys_read+0x101/0x260 [ 364.287400] ? kernel_write+0x120/0x120 [ 364.291365] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.296460] __x64_sys_read+0x73/0xb0 [ 364.300248] do_syscall_64+0x1b9/0x820 [ 364.304119] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 364.309472] ? syscall_return_slowpath+0x5e0/0x5e0 [ 364.314383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.319220] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.324224] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 364.329228] ? prepare_exit_to_usermode+0x291/0x3b0 [ 364.334237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.339178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 364.344360] RIP: 0033:0x7fe74e2211fd [ 364.348071] Code: Bad RIP value. [ 364.351422] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 364.359116] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 364.366384] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 364.373636] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 364.380914] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 364.388182] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 364.395451] warn_alloc_show_mem: 1 callbacks suppressed [ 364.395460] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 364.395461] Mem-Info: [ 364.395488] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 364.395488] active_file:15 inactive_file:9 isolated_file:0 [ 364.395488] unevictable:0 dirty:0 writeback:0 unstable:0 [ 364.395488] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 364.395488] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 364.395488] free:13746 free_pcp:134 free_cma:0 [ 364.400816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.408191] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 364.410572] Call Trace: [ 364.443422] 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 [ 364.452758] [ 364.480246] lowmem_reserve[]: 0 2818 6321 6321 [ 364.482813] dump_stack+0x244/0x39d [ 364.508993] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 364.511140] ? dump_stack_print_info.cold.1+0x20/0x20 [ 364.515674] lowmem_reserve[]: 0 0 3503 3503 [ 364.519294] warn_alloc.cold.116+0xb7/0x1bd [ 364.546576] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 364.551745] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 364.556042] lowmem_reserve[]: 0 0 0 0 [ 364.560347] ? lock_downgrade+0x900/0x900 [ 364.589110] 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 [ 364.593936] ? trace_hardirqs_off+0xb8/0x310 [ 364.597700] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 364.601835] ? trace_hardirqs_off+0xb8/0x310 [ 364.615314] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 364.619715] __alloc_pages_slowpath+0x26e8/0x2e10 [ 364.634942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 364.639361] ? warn_alloc+0x120/0x120 [ 364.653791] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 364.658606] ? print_usage_bug+0xc0/0xc0 [ 364.667410] 268 total pagecache pages [ 364.671183] ? warn_alloc+0x120/0x120 [ 364.679743] 0 pages in swap cache [ 364.683778] ? warn_alloc+0x120/0x120 [ 364.687546] Swap cache stats: add 0, delete 0, find 0/0 [ 364.691320] ? print_usage_bug+0xc0/0xc0 [ 364.694737] Free swap = 0kB [ 364.698531] ? kvm_clock_read+0x18/0x30 [ 364.703856] Total swap = 0kB [ 364.707898] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 364.710887] 1965979 pages RAM [ 364.714839] ? print_usage_bug+0xc0/0xc0 [ 364.717825] 0 pages HighMem/MovableOnly [ 364.722833] ? __lock_acquire+0x62f/0x4c20 [ 364.725904] 342853 pages reserved [ 364.729946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.733885] 0 pages cma reserved [ 364.738103] ? should_fail+0x22d/0xd01 [ 364.741579] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 364.747029] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.747044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.747057] ? __lock_acquire+0x62f/0x4c20 [ 364.750440] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 364.754263] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.760717] rsyslogd cpuset=/ mems_allowed=0 [ 364.765967] ? __lock_acquire+0x62f/0x4c20 [ 364.765978] ? should_fail+0x22d/0xd01 [ 364.802839] ? rcu_irq_exit+0x1a2/0x390 [ 364.806808] ? mark_held_locks+0x130/0x130 [ 364.811032] ? mark_held_locks+0x130/0x130 [ 364.815255] ? mark_held_locks+0xc7/0x130 [ 364.819391] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 364.824397] ? zap_class+0x640/0x640 [ 364.828097] ? print_usage_bug+0xc0/0xc0 [ 364.832145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.837670] ? check_preemption_disabled+0x48/0x280 [ 364.842686] ? __lock_is_held+0xb5/0x140 [ 364.846735] __alloc_pages_nodemask+0xa80/0xde0 [ 364.851404] ? zap_class+0x640/0x640 [ 364.855105] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 364.860114] ? find_held_lock+0x36/0x1c0 [ 364.864168] ? ____cache_alloc_node+0x1c7/0x1e0 [ 364.868821] ? lock_downgrade+0x900/0x900 [ 364.872959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.878485] cache_grow_begin+0xa5/0x8c0 [ 364.882532] ? do_raw_spin_unlock+0xa7/0x330 [ 364.886931] fallback_alloc+0x204/0x2e0 [ 364.890896] ____cache_alloc_node+0x1c7/0x1e0 [ 364.895386] kmem_cache_alloc_node+0xe3/0x730 [ 364.899870] ? ipv6_get_ifaddr+0x42e/0x620 [ 364.904100] __alloc_skb+0x119/0x770 [ 364.907908] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.913264] ? netdev_alloc_frag+0x1f0/0x1f0 [ 364.917657] ? lock_downgrade+0x900/0x900 [ 364.921793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.927314] ? refcount_sub_and_test_checked+0x203/0x310 [ 364.932753] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 364.938186] ? addrconf_rs_timer+0x690/0x690 [ 364.942597] ndisc_alloc_skb+0x144/0x340 [ 364.946661] ndisc_send_rs+0x331/0x6e0 [ 364.950551] addrconf_rs_timer+0x314/0x690 [ 364.954774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.959000] call_timer_fn+0x272/0x920 [ 364.962878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.967099] ? process_timeout+0x40/0x40 [ 364.971154] ? __run_timers+0x7da/0xc70 [ 364.975115] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.979600] ? _raw_spin_unlock_irq+0x27/0x80 [ 364.984079] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.988300] ? lockdep_hardirqs_on+0x296/0x5b0 [ 364.992866] ? trace_hardirqs_on+0xbd/0x310 [ 364.997173] ? kasan_check_read+0x11/0x20 [ 365.001306] ? __run_timers+0x7da/0xc70 [ 365.005266] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.010363] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.014622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.018859] __run_timers+0x7e5/0xc70 [ 365.022658] ? timer_fixup_init+0x70/0x70 [ 365.026792] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 365.031888] ? zap_class+0x640/0x640 [ 365.035599] ? enqueue_hrtimer+0x1a5/0x560 [ 365.039819] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 365.044999] ? find_held_lock+0x36/0x1c0 [ 365.049072] ? zap_class+0x640/0x640 [ 365.052776] ? pvclock_read_flags+0x160/0x160 [ 365.057277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.062802] ? check_preemption_disabled+0x48/0x280 [ 365.067812] ? __lock_is_held+0xb5/0x140 [ 365.071869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.077397] ? check_preemption_disabled+0x48/0x280 [ 365.082402] run_timer_softirq+0x52/0xb0 [ 365.086447] ? rcu_read_lock_sched_held+0x14f/0x180 [ 365.091457] __do_softirq+0x308/0xb7e [ 365.095248] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 365.099729] ? lock_downgrade+0x900/0x900 [ 365.103866] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 365.108963] ? pvclock_read_flags+0x160/0x160 [ 365.113446] ? lapic_next_event+0x5a/0x90 [ 365.117591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.123131] ? kvm_clock_read+0x18/0x30 [ 365.127100] ? kvm_sched_clock_read+0x9/0x20 [ 365.131497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.137023] ? check_preemption_disabled+0x48/0x280 [ 365.142039] irq_exit+0x17f/0x1c0 [ 365.145479] smp_apic_timer_interrupt+0x1cb/0x760 [ 365.150305] ? smp_call_function_single_interrupt+0x159/0x650 [ 365.156174] ? smp_call_function_single_interrupt+0x650/0x650 [ 365.162042] ? interrupt_entry+0xb5/0xc0 [ 365.166089] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.171089] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.176090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.180918] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.185919] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.190922] ? task_prio+0x50/0x50 [ 365.194451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.199981] ? check_preemption_disabled+0x48/0x280 [ 365.204988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.209820] apic_timer_interrupt+0xf/0x20 [ 365.214036] [ 365.216263] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 365.221179] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 365.240063] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 365.247757] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 365.255097] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 365.262352] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 365.269617] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 365.276985] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 365.284270] skb_clone+0x1bb/0x500 [ 365.287799] ? finish_task_switch+0x2f4/0x910 [ 365.292369] ? skb_split+0x11e0/0x11e0 [ 365.296244] ? preempt_notifier_register+0x200/0x200 [ 365.301339] ? __switch_to_asm+0x34/0x70 [ 365.305383] ? __switch_to_asm+0x34/0x70 [ 365.309426] ? __switch_to_asm+0x40/0x70 [ 365.313470] ? __switch_to_asm+0x34/0x70 [ 365.317516] ? __switch_to_asm+0x40/0x70 [ 365.321567] ? __switch_to_asm+0x34/0x70 [ 365.325613] ? __switch_to_asm+0x40/0x70 [ 365.329659] ? __switch_to_asm+0x34/0x70 [ 365.333704] ? __switch_to_asm+0x34/0x70 [ 365.337885] ? __switch_to_asm+0x40/0x70 [ 365.341933] ? __switch_to_asm+0x34/0x70 [ 365.345987] bpf_clone_redirect+0xb9/0x490 [ 365.350209] ? __schedule+0x8d7/0x21d0 [ 365.354086] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 365.359087] ? __sched_text_start+0x8/0x8 [ 365.363222] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 365.367974] ? find_held_lock+0x36/0x1c0 [ 365.372026] ? lock_acquire+0x1ed/0x520 [ 365.376013] ? bpf_test_run+0x3cb/0x780 [ 365.379973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.385501] ? check_preemption_disabled+0x48/0x280 [ 365.390510] ? kasan_check_read+0x11/0x20 [ 365.394643] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.399908] ? rcu_softirq_qs+0x20/0x20 [ 365.403870] ? preempt_schedule+0x4d/0x60 [ 365.408139] ? ___preempt_schedule+0x16/0x18 [ 365.412537] ? bpf_test_run+0x25d/0x780 [ 365.416510] ? netlink_diag_dump+0x2a0/0x2a0 [ 365.420905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.426428] ? bpf_test_init.isra.10+0x70/0x100 [ 365.431087] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 365.435835] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 365.440662] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 365.446185] ? fput+0x130/0x1a0 [ 365.449454] ? __bpf_prog_get+0x9b/0x290 [ 365.453502] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 365.458333] ? bpf_prog_test_run+0x130/0x1a0 [ 365.462753] ? __x64_sys_bpf+0x3d8/0x520 [ 365.466799] ? bpf_prog_get+0x20/0x20 [ 365.470600] ? do_syscall_64+0x1b9/0x820 [ 365.474645] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 365.479997] ? syscall_return_slowpath+0x5e0/0x5e0 [ 365.484916] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.489918] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 365.494926] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 365.501576] ? __switch_to_asm+0x40/0x70 [ 365.505619] ? __switch_to_asm+0x34/0x70 [ 365.509681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.514513] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 365.519880] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 365.519950] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.526621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.526625] Call Trace: [ 365.526629] [ 365.526642] dump_stack+0x244/0x39d [ 365.526658] ? dump_stack_print_info.cold.1+0x20/0x20 [ 365.533164] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.542455] warn_alloc.cold.116+0xb7/0x1bd [ 365.544998] syz-executor1 cpuset=syz1 mems_allowed=0 [ 365.547128] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.580546] ? lock_downgrade+0x900/0x900 [ 365.584686] ? trace_hardirqs_off+0xb8/0x310 [ 365.589084] ? trace_hardirqs_off+0xb8/0x310 [ 365.593487] __alloc_pages_slowpath+0x26e8/0x2e10 [ 365.598341] ? warn_alloc+0x120/0x120 [ 365.602127] ? print_usage_bug+0xc0/0xc0 [ 365.606187] ? warn_alloc+0x120/0x120 [ 365.609977] ? warn_alloc+0x120/0x120 [ 365.613766] ? print_usage_bug+0xc0/0xc0 [ 365.617820] ? print_usage_bug+0xc0/0xc0 [ 365.621869] ? __lock_acquire+0x62f/0x4c20 [ 365.626094] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.631619] ? should_fail+0x22d/0xd01 [ 365.635494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.640581] ? __lock_acquire+0x62f/0x4c20 [ 365.644813] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.649904] ? __lock_acquire+0x62f/0x4c20 [ 365.654127] ? should_fail+0x22d/0xd01 [ 365.657998] ? find_held_lock+0x36/0x1c0 [ 365.662049] ? mark_held_locks+0x130/0x130 [ 365.666271] ? mark_held_locks+0x130/0x130 [ 365.670488] ? zap_class+0x640/0x640 [ 365.674185] ? zap_class+0x640/0x640 [ 365.677887] ? print_usage_bug+0xc0/0xc0 [ 365.682022] ? do_raw_spin_unlock+0xa7/0x330 [ 365.686417] ? zap_class+0x640/0x640 [ 365.690131] ? print_usage_bug+0xc0/0xc0 [ 365.694181] ? wq_watchdog_touch+0x9c/0xfe [ 365.698402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.703924] ? check_preemption_disabled+0x48/0x280 [ 365.708937] ? __lock_is_held+0xb5/0x140 [ 365.712986] __alloc_pages_nodemask+0xa80/0xde0 [ 365.717639] ? zap_class+0x640/0x640 [ 365.721342] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 365.726353] ? find_held_lock+0x36/0x1c0 [ 365.730407] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.735061] ? lock_downgrade+0x900/0x900 [ 365.739198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.744734] cache_grow_begin+0xa5/0x8c0 [ 365.748779] ? do_raw_spin_unlock+0xa7/0x330 [ 365.753181] fallback_alloc+0x204/0x2e0 [ 365.757146] ____cache_alloc_node+0x1c7/0x1e0 [ 365.761633] kmem_cache_alloc_node+0xe3/0x730 [ 365.766236] ? ipv6_get_ifaddr+0x42e/0x620 [ 365.770468] __alloc_skb+0x119/0x770 [ 365.774168] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.779434] ? netdev_alloc_frag+0x1f0/0x1f0 [ 365.783826] ? lock_downgrade+0x900/0x900 [ 365.787966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.793487] ? refcount_sub_and_test_checked+0x203/0x310 [ 365.798927] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 365.804364] ? addrconf_rs_timer+0x690/0x690 [ 365.808765] ndisc_alloc_skb+0x144/0x340 [ 365.812821] ndisc_send_rs+0x331/0x6e0 [ 365.816701] addrconf_rs_timer+0x314/0x690 [ 365.820930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.825158] call_timer_fn+0x272/0x920 [ 365.829028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.833244] ? process_timeout+0x40/0x40 [ 365.837305] ? mark_held_locks+0xc7/0x130 [ 365.841438] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.845938] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.850414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.854633] ? lockdep_hardirqs_on+0x296/0x5b0 [ 365.859202] ? trace_hardirqs_on+0xbd/0x310 [ 365.863524] ? kasan_check_read+0x11/0x20 [ 365.867653] ? __run_timers+0x7da/0xc70 [ 365.871614] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.876731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.880965] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.885187] __run_timers+0x7e5/0xc70 [ 365.888978] ? timer_fixup_init+0x70/0x70 [ 365.893117] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 365.898130] ? zap_class+0x640/0x640 [ 365.901832] ? print_usage_bug+0xc0/0xc0 [ 365.905905] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 365.911087] ? find_held_lock+0x36/0x1c0 [ 365.915135] ? zap_class+0x640/0x640 [ 365.918840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.924363] ? check_preemption_disabled+0x48/0x280 [ 365.929370] ? __lock_is_held+0xb5/0x140 [ 365.933418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.938942] ? check_preemption_disabled+0x48/0x280 [ 365.943945] run_timer_softirq+0x52/0xb0 [ 365.947999] ? rcu_read_lock_sched_held+0x14f/0x180 [ 365.953092] __do_softirq+0x308/0xb7e [ 365.956883] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 365.961361] ? lock_downgrade+0x900/0x900 [ 365.965499] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 365.970605] ? pvclock_read_flags+0x160/0x160 [ 365.975088] ? lapic_next_event+0x5a/0x90 [ 365.979239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.984787] ? kvm_clock_read+0x18/0x30 [ 365.988747] ? kvm_sched_clock_read+0x9/0x20 [ 365.993145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.998667] ? check_preemption_disabled+0x48/0x280 [ 366.003680] irq_exit+0x17f/0x1c0 [ 366.007206] smp_apic_timer_interrupt+0x1cb/0x760 [ 366.012035] ? smp_reschedule_interrupt+0x109/0x650 [ 366.017045] ? smp_call_function_single_interrupt+0x650/0x650 [ 366.022914] ? interrupt_entry+0xb5/0xc0 [ 366.026960] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.031961] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.036965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.041793] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.046795] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.051814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.056651] apic_timer_interrupt+0xf/0x20 [ 366.060868] [ 366.063099] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 366.068537] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 366.087422] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 366.095122] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 366.102375] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 366.109629] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 366.116890] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 366.124143] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 366.131423] ? check_preemption_disabled+0x3a/0x280 [ 366.136434] ? check_preemption_disabled+0x43/0x280 [ 366.141443] check_preemption_disabled+0x43/0x280 [ 366.146298] debug_smp_processor_id+0x1c/0x20 [ 366.150783] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 366.156044] ? rcu_pm_notify+0xc0/0xc0 [ 366.159916] ? __lock_is_held+0xb5/0x140 [ 366.163972] rcu_read_lock_held+0x90/0xc0 [ 366.168107] list_lru_count_one+0x31a/0x450 [ 366.172416] ? list_lru_isolate_move+0x3c0/0x3c0 [ 366.177159] ? deferred_split_count+0x65/0x170 [ 366.181727] ? shrink_huge_zero_page_count+0xc8/0x100 [ 366.186913] super_cache_count+0x1b9/0x2e0 [ 366.191140] do_shrink_slab+0x1b1/0xd30 [ 366.195103] ? lock_acquire+0x1ed/0x520 [ 366.199065] ? snapshot_refaults+0x290/0x290 [ 366.203458] ? lock_release+0xa00/0xa00 [ 366.207428] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 366.212352] ? down_read_trylock+0xda/0x140 [ 366.216655] ? shrink_slab+0x207/0x8c0 [ 366.220530] ? downgrade_write+0x270/0x270 [ 366.224765] shrink_slab+0x389/0x8c0 [ 366.228462] ? shrink_active_list+0x1f00/0x1f00 [ 366.233144] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 366.238759] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 366.243940] ? cgroup_procs_write_finish+0xf0/0xf0 [ 366.248966] ? find_held_lock+0x36/0x1c0 [ 366.253012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.258538] shrink_node+0x431/0x16b0 [ 366.262327] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 366.267617] ? shrink_node_memcg+0x18f0/0x18f0 [ 366.272186] ? kvm_clock_read+0x18/0x30 [ 366.276147] ? ktime_get+0x2c1/0x400 [ 366.279849] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 366.284330] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.289852] ? __cpuset_node_allowed+0x19b/0x660 [ 366.294598] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 366.300297] ? delayacct_end+0x5a/0x100 [ 366.304270] do_try_to_free_pages+0x3e7/0x1290 [ 366.308834] ? zap_class+0x640/0x640 [ 366.312551] ? shrink_node+0x16b0/0x16b0 [ 366.316602] ? __lock_is_held+0xb5/0x140 [ 366.320661] try_to_free_pages+0x4d0/0xb90 [ 366.324885] ? do_try_to_free_pages+0x1290/0x1290 [ 366.329722] ? lock_acquire+0x1ed/0x520 [ 366.333682] ? set_page_refcounted+0x280/0x280 [ 366.338253] ? lock_release+0xa00/0xa00 [ 366.342213] ? _raw_spin_unlock_irq+0x60/0x80 [ 366.346696] ? psi_memstall_enter+0x240/0x2b0 [ 366.351177] ? psi_memstall_tick+0x230/0x230 [ 366.355577] __alloc_pages_slowpath+0xa14/0x2e10 [ 366.360343] ? warn_alloc+0x120/0x120 [ 366.364127] ? mark_held_locks+0x130/0x130 [ 366.368358] ? warn_alloc+0x120/0x120 [ 366.372143] ? print_usage_bug+0xc0/0xc0 [ 366.376193] ? print_usage_bug+0xc0/0xc0 [ 366.380242] ? perf_event_update_userpage+0xcd0/0xcd0 [ 366.385419] ? print_usage_bug+0xc0/0xc0 [ 366.389476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.394997] ? should_fail+0x22d/0xd01 [ 366.398869] ? zap_class+0x640/0x640 [ 366.402577] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.407665] ? zap_class+0x640/0x640 [ 366.411386] ? __lock_is_held+0xb5/0x140 [ 366.415446] ? zap_class+0x640/0x640 [ 366.419159] ? lock_release+0xa00/0xa00 [ 366.423122] ? perf_trace_sched_process_exec+0x860/0x860 [ 366.428556] ? check_preemption_disabled+0x48/0x280 [ 366.433570] ? __might_sleep+0x95/0x190 [ 366.437534] __alloc_pages_nodemask+0xa80/0xde0 [ 366.442190] ? zap_class+0x640/0x640 [ 366.445897] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 366.450908] ? mark_held_locks+0xc7/0x130 [ 366.455048] ? cache_grow_begin+0x65/0x8c0 [ 366.459271] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 366.463837] ? trace_hardirqs_on+0xbd/0x310 [ 366.468143] ? fallback_alloc+0x204/0x2e0 [ 366.472278] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.477368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.482896] cache_grow_begin+0xa5/0x8c0 [ 366.486941] ? do_raw_spin_unlock+0xa7/0x330 [ 366.491339] fallback_alloc+0x204/0x2e0 [ 366.495301] ____cache_alloc_node+0x1c7/0x1e0 [ 366.499787] kmem_cache_alloc_trace+0x214/0x750 [ 366.504619] do_syslog+0xb9b/0x1690 [ 366.508239] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 366.513242] ? finish_wait+0x430/0x430 [ 366.517123] ? aa_path_link+0x5e0/0x5e0 [ 366.521092] kmsg_read+0x8f/0xc0 [ 366.524441] ? kmsg_poll+0xb0/0xb0 [ 366.527975] proc_reg_read+0x2a3/0x3d0 [ 366.531854] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 366.536790] ? mark_held_locks+0xc7/0x130 [ 366.540934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.546464] ? fsnotify+0x4e5/0xf20 [ 366.550087] __vfs_read+0x117/0x9b0 [ 366.553707] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 366.558625] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 366.563541] ? vfs_copy_file_range+0xb90/0xb90 [ 366.568109] ? fsnotify+0xf20/0xf20 [ 366.571731] ? fsnotify_first_mark+0x350/0x350 [ 366.576307] ? security_file_permission+0x1c2/0x220 [ 366.581310] ? rw_verify_area+0x118/0x360 [ 366.585445] vfs_read+0x17f/0x3c0 [ 366.588893] ksys_read+0x101/0x260 [ 366.592429] ? kernel_write+0x120/0x120 [ 366.596395] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.601487] __x64_sys_read+0x73/0xb0 [ 366.605279] do_syscall_64+0x1b9/0x820 [ 366.609153] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 366.614505] ? syscall_return_slowpath+0x5e0/0x5e0 [ 366.619419] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.624255] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.629257] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 366.634258] ? prepare_exit_to_usermode+0x291/0x3b0 [ 366.639264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.644096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 366.649268] RIP: 0033:0x7fe74e2211fd [ 366.652977] Code: Bad RIP value. [ 366.656328] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 366.664018] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 366.671273] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 366.678533] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 366.685787] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 366.693050] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 366.700324] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 366.700328] warn_alloc_show_mem: 1 callbacks suppressed [ 366.700333] Mem-Info: [ 366.707588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.712939] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 366.712939] active_file:15 inactive_file:9 isolated_file:0 [ 366.712939] unevictable:0 dirty:0 writeback:0 unstable:0 [ 366.712939] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 366.712939] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 366.712939] free:13746 free_pcp:134 free_cma:0 [ 366.715305] Call Trace: [ 366.724664] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 366.757498] [ 366.760053] 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 [ 366.787545] dump_stack+0x244/0x39d [ 366.789660] lowmem_reserve[]: 0 2818 6321 6321 [ 366.815748] ? dump_stack_print_info.cold.1+0x20/0x20 [ 366.819337] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 366.823907] warn_alloc.cold.116+0xb7/0x1bd [ 366.829052] lowmem_reserve[]: 0 0 3503 3503 [ 366.856358] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 366.860747] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 366.865050] ? lock_downgrade+0x900/0x900 [ 366.869858] lowmem_reserve[]: 0 0 0 0 [ 366.898639] ? trace_hardirqs_off+0xb8/0x310 [ 366.902749] 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 [ 366.906535] ? trace_hardirqs_off+0xb8/0x310 [ 366.910900] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 366.924410] __alloc_pages_slowpath+0x26e8/0x2e10 [ 366.928788] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 366.944047] ? warn_alloc+0x120/0x120 [ 366.948844] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 366.963301] ? print_usage_bug+0xc0/0xc0 [ 366.967070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 366.975880] ? warn_alloc+0x120/0x120 [ 366.979905] 268 total pagecache pages [ 366.988458] ? warn_alloc+0x120/0x120 [ 366.992228] 0 pages in swap cache [ 366.996001] ? print_usage_bug+0xc0/0xc0 [ 366.999769] Swap cache stats: add 0, delete 0, find 0/0 [ 367.003205] ? print_usage_bug+0xc0/0xc0 [ 367.007229] Free swap = 0kB [ 367.012581] ? __lock_acquire+0x62f/0x4c20 [ 367.016692] Total swap = 0kB [ 367.016698] 1965979 pages RAM [ 367.019702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.023900] 0 pages HighMem/MovableOnly [ 367.026898] ? should_fail+0x22d/0xd01 [ 367.029966] 342853 pages reserved [ 367.029972] 0 pages cma reserved [ 367.035490] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.039512] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.043296] ? __lock_acquire+0x62f/0x4c20 [ 367.043311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.043323] ? __lock_acquire+0x62f/0x4c20 [ 367.046791] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.050087] ? should_fail+0x22d/0xd01 [ 367.055154] rsyslogd cpuset=/ mems_allowed=0 [ 367.061622] ? find_held_lock+0x36/0x1c0 [ 367.097434] ? mark_held_locks+0x130/0x130 [ 367.101658] ? mark_held_locks+0x130/0x130 [ 367.105987] ? zap_class+0x640/0x640 [ 367.109686] ? zap_class+0x640/0x640 [ 367.113388] ? print_usage_bug+0xc0/0xc0 [ 367.117451] ? do_raw_spin_unlock+0xa7/0x330 [ 367.121845] ? zap_class+0x640/0x640 [ 367.125544] ? print_usage_bug+0xc0/0xc0 [ 367.129590] ? wq_watchdog_touch+0x9c/0xfe [ 367.133811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.139363] ? check_preemption_disabled+0x48/0x280 [ 367.144373] ? __lock_is_held+0xb5/0x140 [ 367.148429] __alloc_pages_nodemask+0xa80/0xde0 [ 367.153080] ? zap_class+0x640/0x640 [ 367.156785] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 367.161796] ? find_held_lock+0x36/0x1c0 [ 367.165850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 367.170503] ? lock_downgrade+0x900/0x900 [ 367.174649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.180182] cache_grow_begin+0xa5/0x8c0 [ 367.184231] ? do_raw_spin_unlock+0xa7/0x330 [ 367.188636] fallback_alloc+0x204/0x2e0 [ 367.192601] ____cache_alloc_node+0x1c7/0x1e0 [ 367.197085] kmem_cache_alloc_node+0xe3/0x730 [ 367.201568] ? ipv6_get_ifaddr+0x42e/0x620 [ 367.205817] __alloc_skb+0x119/0x770 [ 367.209515] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.214779] ? netdev_alloc_frag+0x1f0/0x1f0 [ 367.219178] ? lock_downgrade+0x900/0x900 [ 367.223317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.228844] ? refcount_sub_and_test_checked+0x203/0x310 [ 367.234283] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 367.239727] ? addrconf_rs_timer+0x690/0x690 [ 367.244134] ndisc_alloc_skb+0x144/0x340 [ 367.248192] ndisc_send_rs+0x331/0x6e0 [ 367.252089] addrconf_rs_timer+0x314/0x690 [ 367.256313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.260544] call_timer_fn+0x272/0x920 [ 367.264416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.268637] ? process_timeout+0x40/0x40 [ 367.272693] ? __run_timers+0x7da/0xc70 [ 367.276658] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.281157] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.285636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.289964] ? lockdep_hardirqs_on+0x296/0x5b0 [ 367.294544] ? trace_hardirqs_on+0xbd/0x310 [ 367.298852] ? kasan_check_read+0x11/0x20 [ 367.302985] ? __run_timers+0x7da/0xc70 [ 367.306945] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.312037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.316261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.320480] __run_timers+0x7e5/0xc70 [ 367.324277] ? timer_fixup_init+0x70/0x70 [ 367.328417] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 367.333421] ? zap_class+0x640/0x640 [ 367.337300] ? enqueue_hrtimer+0x1a5/0x560 [ 367.341529] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 367.346709] ? find_held_lock+0x36/0x1c0 [ 367.350761] ? zap_class+0x640/0x640 [ 367.354464] ? pvclock_read_flags+0x160/0x160 [ 367.358946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.364471] ? check_preemption_disabled+0x48/0x280 [ 367.369481] ? __lock_is_held+0xb5/0x140 [ 367.373538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.379069] ? check_preemption_disabled+0x48/0x280 [ 367.384088] run_timer_softirq+0x52/0xb0 [ 367.388149] ? rcu_read_lock_sched_held+0x14f/0x180 [ 367.393168] __do_softirq+0x308/0xb7e [ 367.396966] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 367.401453] ? lock_downgrade+0x900/0x900 [ 367.405594] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 367.410694] ? pvclock_read_flags+0x160/0x160 [ 367.415186] ? lapic_next_event+0x5a/0x90 [ 367.419330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.424867] ? kvm_clock_read+0x18/0x30 [ 367.428834] ? kvm_sched_clock_read+0x9/0x20 [ 367.433231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.438764] ? check_preemption_disabled+0x48/0x280 [ 367.443785] irq_exit+0x17f/0x1c0 [ 367.447240] smp_apic_timer_interrupt+0x1cb/0x760 [ 367.452076] ? smp_call_function_single_interrupt+0x159/0x650 [ 367.457956] ? smp_call_function_single_interrupt+0x650/0x650 [ 367.463832] ? interrupt_entry+0xb5/0xc0 [ 367.467895] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.472903] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.477910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.482741] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.487745] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.492747] ? task_prio+0x50/0x50 [ 367.496273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.501795] ? check_preemption_disabled+0x48/0x280 [ 367.506801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.511638] apic_timer_interrupt+0xf/0x20 [ 367.515856] [ 367.518087] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 367.523004] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 367.541888] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 367.549582] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 367.556835] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 367.564092] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 367.571345] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 367.578603] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 367.585897] skb_clone+0x1bb/0x500 [ 367.589424] ? finish_task_switch+0x2f4/0x910 [ 367.593905] ? skb_split+0x11e0/0x11e0 [ 367.597777] ? preempt_notifier_register+0x200/0x200 [ 367.602869] ? __switch_to_asm+0x34/0x70 [ 367.606914] ? __switch_to_asm+0x34/0x70 [ 367.610961] ? __switch_to_asm+0x40/0x70 [ 367.615005] ? __switch_to_asm+0x34/0x70 [ 367.619051] ? __switch_to_asm+0x40/0x70 [ 367.623095] ? __switch_to_asm+0x34/0x70 [ 367.627151] ? __switch_to_asm+0x40/0x70 [ 367.631204] ? __switch_to_asm+0x34/0x70 [ 367.635257] ? __switch_to_asm+0x34/0x70 [ 367.639299] ? __switch_to_asm+0x40/0x70 [ 367.643345] ? __switch_to_asm+0x34/0x70 [ 367.647401] bpf_clone_redirect+0xb9/0x490 [ 367.651623] ? __schedule+0x8d7/0x21d0 [ 367.655502] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 367.660504] ? __sched_text_start+0x8/0x8 [ 367.664636] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 367.669391] ? find_held_lock+0x36/0x1c0 [ 367.673445] ? lock_acquire+0x1ed/0x520 [ 367.677406] ? bpf_test_run+0x3cb/0x780 [ 367.681373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.686896] ? check_preemption_disabled+0x48/0x280 [ 367.691901] ? kasan_check_read+0x11/0x20 [ 367.696035] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.701295] ? rcu_softirq_qs+0x20/0x20 [ 367.705255] ? preempt_schedule+0x4d/0x60 [ 367.709392] ? ___preempt_schedule+0x16/0x18 [ 367.713791] ? bpf_test_run+0x25d/0x780 [ 367.717760] ? netlink_diag_dump+0x2a0/0x2a0 [ 367.722160] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.727685] ? bpf_test_init.isra.10+0x70/0x100 [ 367.732345] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 367.737100] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 367.741933] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 367.747455] ? fput+0x130/0x1a0 [ 367.750723] ? __bpf_prog_get+0x9b/0x290 [ 367.754802] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 367.759627] ? bpf_prog_test_run+0x130/0x1a0 [ 367.764026] ? __x64_sys_bpf+0x3d8/0x520 [ 367.768072] ? bpf_prog_get+0x20/0x20 [ 367.771880] ? do_syscall_64+0x1b9/0x820 [ 367.775925] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 367.781275] ? syscall_return_slowpath+0x5e0/0x5e0 [ 367.786195] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.791204] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 367.796206] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 367.802859] ? __switch_to_asm+0x40/0x70 [ 367.806904] ? __switch_to_asm+0x34/0x70 [ 367.810957] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.815878] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 367.821242] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 367.821315] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.827982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.827986] Call Trace: [ 367.827990] [ 367.828003] dump_stack+0x244/0x39d [ 367.828019] ? dump_stack_print_info.cold.1+0x20/0x20 [ 367.834545] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.843827] warn_alloc.cold.116+0xb7/0x1bd [ 367.846480] syz-executor1 cpuset=syz1 mems_allowed=0 [ 367.848616] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 367.882034] ? lock_downgrade+0x900/0x900 [ 367.886174] ? trace_hardirqs_off+0xb8/0x310 [ 367.890571] ? trace_hardirqs_off+0xb8/0x310 [ 367.894973] __alloc_pages_slowpath+0x26e8/0x2e10 [ 367.899834] ? warn_alloc+0x120/0x120 [ 367.903626] ? print_usage_bug+0xc0/0xc0 [ 367.907687] ? warn_alloc+0x120/0x120 [ 367.911566] ? warn_alloc+0x120/0x120 [ 367.915363] ? print_usage_bug+0xc0/0xc0 [ 367.919417] ? print_usage_bug+0xc0/0xc0 [ 367.923489] ? __lock_acquire+0x62f/0x4c20 [ 367.927716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.933239] ? should_fail+0x22d/0xd01 [ 367.937119] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.942211] ? __lock_acquire+0x62f/0x4c20 [ 367.946437] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.951523] ? __lock_acquire+0x62f/0x4c20 [ 367.955759] ? should_fail+0x22d/0xd01 [ 367.959635] ? find_held_lock+0x36/0x1c0 [ 367.963694] ? mark_held_locks+0x130/0x130 [ 367.967923] ? mark_held_locks+0x130/0x130 [ 367.972144] ? zap_class+0x640/0x640 [ 367.975842] ? zap_class+0x640/0x640 [ 367.979544] ? print_usage_bug+0xc0/0xc0 [ 367.983591] ? do_raw_spin_unlock+0xa7/0x330 [ 367.988067] ? zap_class+0x640/0x640 [ 367.991766] ? print_usage_bug+0xc0/0xc0 [ 367.995814] ? wq_watchdog_touch+0x9c/0xfe [ 368.000037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.005573] ? check_preemption_disabled+0x48/0x280 [ 368.010586] ? __lock_is_held+0xb5/0x140 [ 368.014643] __alloc_pages_nodemask+0xa80/0xde0 [ 368.019297] ? zap_class+0x640/0x640 [ 368.023004] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 368.028013] ? find_held_lock+0x36/0x1c0 [ 368.032070] ? ____cache_alloc_node+0x1c7/0x1e0 [ 368.036737] ? lock_downgrade+0x900/0x900 [ 368.040879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.046424] cache_grow_begin+0xa5/0x8c0 [ 368.050468] ? do_raw_spin_unlock+0xa7/0x330 [ 368.054869] fallback_alloc+0x204/0x2e0 [ 368.058849] ____cache_alloc_node+0x1c7/0x1e0 [ 368.063339] kmem_cache_alloc_node+0xe3/0x730 [ 368.067835] ? ipv6_get_ifaddr+0x42e/0x620 [ 368.072067] __alloc_skb+0x119/0x770 [ 368.075767] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.081033] ? netdev_alloc_frag+0x1f0/0x1f0 [ 368.085427] ? lock_downgrade+0x900/0x900 [ 368.089566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.095101] ? refcount_sub_and_test_checked+0x203/0x310 [ 368.100540] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 368.106061] ? addrconf_rs_timer+0x690/0x690 [ 368.110465] ndisc_alloc_skb+0x144/0x340 [ 368.114514] ndisc_send_rs+0x331/0x6e0 [ 368.118395] addrconf_rs_timer+0x314/0x690 [ 368.122620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.126849] call_timer_fn+0x272/0x920 [ 368.130723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.134945] ? process_timeout+0x40/0x40 [ 368.139002] ? mark_held_locks+0xc7/0x130 [ 368.143140] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.147619] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.152100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.156325] ? lockdep_hardirqs_on+0x296/0x5b0 [ 368.160895] ? trace_hardirqs_on+0xbd/0x310 [ 368.165200] ? kasan_check_read+0x11/0x20 [ 368.169336] ? __run_timers+0x7da/0xc70 [ 368.173299] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.178399] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.182624] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.186841] __run_timers+0x7e5/0xc70 [ 368.190638] ? timer_fixup_init+0x70/0x70 [ 368.194773] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 368.199775] ? zap_class+0x640/0x640 [ 368.203480] ? print_usage_bug+0xc0/0xc0 [ 368.207536] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 368.212825] ? find_held_lock+0x36/0x1c0 [ 368.216873] ? zap_class+0x640/0x640 [ 368.220580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.226102] ? check_preemption_disabled+0x48/0x280 [ 368.231110] ? __lock_is_held+0xb5/0x140 [ 368.235156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.240679] ? check_preemption_disabled+0x48/0x280 [ 368.245686] run_timer_softirq+0x52/0xb0 [ 368.249734] ? rcu_read_lock_sched_held+0x14f/0x180 [ 368.254744] __do_softirq+0x308/0xb7e [ 368.258551] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 368.263033] ? lock_downgrade+0x900/0x900 [ 368.267267] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 368.272364] ? pvclock_read_flags+0x160/0x160 [ 368.276847] ? lapic_next_event+0x5a/0x90 [ 368.280981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.286506] ? kvm_clock_read+0x18/0x30 [ 368.290467] ? kvm_sched_clock_read+0x9/0x20 [ 368.294861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.300390] ? check_preemption_disabled+0x48/0x280 [ 368.305403] irq_exit+0x17f/0x1c0 [ 368.308843] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.313668] ? smp_reschedule_interrupt+0x109/0x650 [ 368.318670] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.324540] ? interrupt_entry+0xb5/0xc0 [ 368.328591] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.333591] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.338602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.343448] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.348448] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.353462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.358300] apic_timer_interrupt+0xf/0x20 [ 368.362514] [ 368.364739] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 368.370175] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 368.389058] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 368.396749] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 368.404003] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 368.411260] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 368.418531] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 368.425788] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 368.433057] ? check_preemption_disabled+0x3a/0x280 [ 368.438060] ? check_preemption_disabled+0x43/0x280 [ 368.443068] check_preemption_disabled+0x43/0x280 [ 368.447900] debug_smp_processor_id+0x1c/0x20 [ 368.452470] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 368.457744] ? rcu_pm_notify+0xc0/0xc0 [ 368.461633] ? __lock_is_held+0xb5/0x140 [ 368.465701] rcu_read_lock_held+0x90/0xc0 [ 368.469834] list_lru_count_one+0x31a/0x450 [ 368.474142] ? list_lru_isolate_move+0x3c0/0x3c0 [ 368.478889] ? deferred_split_count+0x65/0x170 [ 368.483456] ? shrink_huge_zero_page_count+0xc8/0x100 [ 368.488637] super_cache_count+0x1b9/0x2e0 [ 368.492865] do_shrink_slab+0x1b1/0xd30 [ 368.496826] ? lock_acquire+0x1ed/0x520 [ 368.500790] ? snapshot_refaults+0x290/0x290 [ 368.505375] ? lock_release+0xa00/0xa00 [ 368.509341] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 368.514265] ? down_read_trylock+0xda/0x140 [ 368.518574] ? shrink_slab+0x207/0x8c0 [ 368.522449] ? downgrade_write+0x270/0x270 [ 368.526680] shrink_slab+0x389/0x8c0 [ 368.530380] ? shrink_active_list+0x1f00/0x1f00 [ 368.535040] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 368.540652] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 368.545747] ? cgroup_procs_write_finish+0xf0/0xf0 [ 368.550681] ? find_held_lock+0x36/0x1c0 [ 368.554730] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.560257] shrink_node+0x431/0x16b0 [ 368.564050] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 368.569344] ? shrink_node_memcg+0x18f0/0x18f0 [ 368.573918] ? kvm_clock_read+0x18/0x30 [ 368.577881] ? ktime_get+0x2c1/0x400 [ 368.581582] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 368.586065] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 368.591587] ? __cpuset_node_allowed+0x19b/0x660 [ 368.596340] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 368.602039] ? delayacct_end+0x5a/0x100 [ 368.606005] do_try_to_free_pages+0x3e7/0x1290 [ 368.610572] ? zap_class+0x640/0x640 [ 368.614291] ? shrink_node+0x16b0/0x16b0 [ 368.618339] ? __lock_is_held+0xb5/0x140 [ 368.622398] try_to_free_pages+0x4d0/0xb90 [ 368.626621] ? do_try_to_free_pages+0x1290/0x1290 [ 368.631458] ? lock_acquire+0x1ed/0x520 [ 368.635420] ? set_page_refcounted+0x280/0x280 [ 368.639994] ? lock_release+0xa00/0xa00 [ 368.643955] ? _raw_spin_unlock_irq+0x60/0x80 [ 368.648440] ? psi_memstall_enter+0x240/0x2b0 [ 368.652920] ? psi_memstall_tick+0x230/0x230 [ 368.657333] __alloc_pages_slowpath+0xa14/0x2e10 [ 368.662095] ? warn_alloc+0x120/0x120 [ 368.665882] ? mark_held_locks+0x130/0x130 [ 368.670114] ? warn_alloc+0x120/0x120 [ 368.673902] ? print_usage_bug+0xc0/0xc0 [ 368.677953] ? print_usage_bug+0xc0/0xc0 [ 368.682003] ? perf_event_update_userpage+0xcd0/0xcd0 [ 368.687178] ? print_usage_bug+0xc0/0xc0 [ 368.691226] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.696878] ? should_fail+0x22d/0xd01 [ 368.700750] ? zap_class+0x640/0x640 [ 368.704451] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.709553] ? zap_class+0x640/0x640 [ 368.713281] ? __lock_is_held+0xb5/0x140 [ 368.717338] ? zap_class+0x640/0x640 [ 368.721040] ? lock_release+0xa00/0xa00 [ 368.724998] ? perf_trace_sched_process_exec+0x860/0x860 [ 368.730440] ? check_preemption_disabled+0x48/0x280 [ 368.735462] ? __might_sleep+0x95/0x190 [ 368.739427] __alloc_pages_nodemask+0xa80/0xde0 [ 368.744082] ? zap_class+0x640/0x640 [ 368.747785] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 368.752801] ? mark_held_locks+0xc7/0x130 [ 368.756938] ? cache_grow_begin+0x65/0x8c0 [ 368.761165] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 368.765734] ? trace_hardirqs_on+0xbd/0x310 [ 368.770042] ? fallback_alloc+0x204/0x2e0 [ 368.774178] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.779279] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 368.784892] cache_grow_begin+0xa5/0x8c0 [ 368.788936] ? do_raw_spin_unlock+0xa7/0x330 [ 368.793339] fallback_alloc+0x204/0x2e0 [ 368.797303] ____cache_alloc_node+0x1c7/0x1e0 [ 368.801787] kmem_cache_alloc_trace+0x214/0x750 [ 368.806448] do_syslog+0xb9b/0x1690 [ 368.810086] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 368.815088] ? finish_wait+0x430/0x430 [ 368.818965] ? aa_path_link+0x5e0/0x5e0 [ 368.822934] kmsg_read+0x8f/0xc0 [ 368.826284] ? kmsg_poll+0xb0/0xb0 [ 368.829808] proc_reg_read+0x2a3/0x3d0 [ 368.833698] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 368.838616] ? mark_held_locks+0xc7/0x130 [ 368.842866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.848388] ? fsnotify+0x4e5/0xf20 [ 368.852140] __vfs_read+0x117/0x9b0 [ 368.855755] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 368.860680] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 368.865614] ? vfs_copy_file_range+0xb90/0xb90 [ 368.870179] ? fsnotify+0xf20/0xf20 [ 368.873794] ? fsnotify_first_mark+0x350/0x350 [ 368.878375] ? security_file_permission+0x1c2/0x220 [ 368.883382] ? rw_verify_area+0x118/0x360 [ 368.887606] vfs_read+0x17f/0x3c0 [ 368.891052] ksys_read+0x101/0x260 [ 368.894581] ? kernel_write+0x120/0x120 [ 368.898547] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.903643] __x64_sys_read+0x73/0xb0 [ 368.907437] do_syscall_64+0x1b9/0x820 [ 368.911309] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 368.916661] ? syscall_return_slowpath+0x5e0/0x5e0 [ 368.921611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.926451] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.931452] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 368.936455] ? prepare_exit_to_usermode+0x291/0x3b0 [ 368.941462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.946295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 368.951468] RIP: 0033:0x7fe74e2211fd [ 368.955181] Code: Bad RIP value. [ 368.958531] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 368.966225] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 368.973483] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 368.980743] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 368.987997] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 368.995257] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 369.002536] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 369.002540] warn_alloc_show_mem: 1 callbacks suppressed [ 369.002545] Mem-Info: [ 369.009801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.015254] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 369.015254] active_file:15 inactive_file:9 isolated_file:0 [ 369.015254] unevictable:0 dirty:0 writeback:0 unstable:0 [ 369.015254] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 369.015254] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 369.015254] free:13746 free_pcp:134 free_cma:0 [ 369.017618] Call Trace: [ 369.026976] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 369.059830] [ 369.062391] 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 [ 369.089872] dump_stack+0x244/0x39d [ 369.091981] lowmem_reserve[]: 0 2818 6321 6321 [ 369.118078] ? dump_stack_print_info.cold.1+0x20/0x20 [ 369.121674] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 369.126253] warn_alloc.cold.116+0xb7/0x1bd [ 369.131394] lowmem_reserve[]: 0 0 3503 3503 [ 369.158796] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.163082] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 369.167387] ? lock_downgrade+0x900/0x900 [ 369.172191] lowmem_reserve[]: 0 0 0 0 [ 369.200975] ? trace_hardirqs_off+0xb8/0x310 [ 369.205089] 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 [ 369.208873] ? trace_hardirqs_off+0xb8/0x310 [ 369.213246] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 369.226755] __alloc_pages_slowpath+0x26e8/0x2e10 [ 369.231125] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 369.246387] ? warn_alloc+0x120/0x120 [ 369.251183] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 369.265634] ? print_usage_bug+0xc0/0xc0 [ 369.269404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 369.278224] ? warn_alloc+0x120/0x120 [ 369.282253] 268 total pagecache pages [ 369.290809] ? warn_alloc+0x120/0x120 [ 369.294596] 0 pages in swap cache [ 369.298372] ? print_usage_bug+0xc0/0xc0 [ 369.302140] Swap cache stats: add 0, delete 0, find 0/0 [ 369.305589] ? kvm_clock_read+0x18/0x30 [ 369.309632] Free swap = 0kB [ 369.314972] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 369.318931] Total swap = 0kB [ 369.321928] ? print_usage_bug+0xc0/0xc0 [ 369.326923] 1965979 pages RAM [ 369.329925] ? __lock_acquire+0x62f/0x4c20 [ 369.333947] 0 pages HighMem/MovableOnly [ 369.333953] 342853 pages reserved [ 369.337233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.341436] 0 pages cma reserved [ 369.345388] ? should_fail+0x22d/0xd01 [ 369.348865] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.354313] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.354328] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.354341] ? __lock_acquire+0x62f/0x4c20 [ 369.357815] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.361629] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.368175] rsyslogd cpuset=/ mems_allowed=0 [ 369.373430] ? __lock_acquire+0x62f/0x4c20 [ 369.373442] ? should_fail+0x22d/0xd01 [ 369.410275] ? rcu_irq_exit+0x1a2/0x390 [ 369.414245] ? mark_held_locks+0x130/0x130 [ 369.418473] ? mark_held_locks+0x130/0x130 [ 369.422698] ? mark_held_locks+0xc7/0x130 [ 369.426832] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 369.431832] ? zap_class+0x640/0x640 [ 369.435532] ? print_usage_bug+0xc0/0xc0 [ 369.439583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.445107] ? check_preemption_disabled+0x48/0x280 [ 369.450115] ? __lock_is_held+0xb5/0x140 [ 369.454168] __alloc_pages_nodemask+0xa80/0xde0 [ 369.458822] ? zap_class+0x640/0x640 [ 369.462528] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 369.467541] ? find_held_lock+0x36/0x1c0 [ 369.471599] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.476258] ? lock_downgrade+0x900/0x900 [ 369.480398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.485926] cache_grow_begin+0xa5/0x8c0 [ 369.489977] ? do_raw_spin_unlock+0xa7/0x330 [ 369.494391] fallback_alloc+0x204/0x2e0 [ 369.498372] ____cache_alloc_node+0x1c7/0x1e0 [ 369.502856] kmem_cache_alloc_node+0xe3/0x730 [ 369.507337] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.511566] __alloc_skb+0x119/0x770 [ 369.515263] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.520531] ? netdev_alloc_frag+0x1f0/0x1f0 [ 369.524927] ? lock_downgrade+0x900/0x900 [ 369.529068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.534591] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.540031] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.545465] ? addrconf_rs_timer+0x690/0x690 [ 369.549869] ndisc_alloc_skb+0x144/0x340 [ 369.553919] ndisc_send_rs+0x331/0x6e0 [ 369.557799] addrconf_rs_timer+0x314/0x690 [ 369.562028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.566257] call_timer_fn+0x272/0x920 [ 369.570131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.574351] ? process_timeout+0x40/0x40 [ 369.578402] ? __run_timers+0x7da/0xc70 [ 369.582361] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.586839] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.591319] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.595541] ? lockdep_hardirqs_on+0x296/0x5b0 [ 369.600111] ? trace_hardirqs_on+0xbd/0x310 [ 369.604416] ? kasan_check_read+0x11/0x20 [ 369.608548] ? __run_timers+0x7da/0xc70 [ 369.612513] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.617608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.621835] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.626053] __run_timers+0x7e5/0xc70 [ 369.629849] ? timer_fixup_init+0x70/0x70 [ 369.633995] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 369.638995] ? zap_class+0x640/0x640 [ 369.642695] ? enqueue_hrtimer+0x1a5/0x560 [ 369.646916] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 369.652100] ? find_held_lock+0x36/0x1c0 [ 369.656149] ? zap_class+0x640/0x640 [ 369.659854] ? pvclock_read_flags+0x160/0x160 [ 369.664338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.669861] ? check_preemption_disabled+0x48/0x280 [ 369.674873] ? __lock_is_held+0xb5/0x140 [ 369.678924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.684453] ? check_preemption_disabled+0x48/0x280 [ 369.689474] run_timer_softirq+0x52/0xb0 [ 369.693523] ? rcu_read_lock_sched_held+0x14f/0x180 [ 369.698526] __do_softirq+0x308/0xb7e [ 369.702317] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 369.706796] ? lock_downgrade+0x900/0x900 [ 369.710933] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 369.716053] ? pvclock_read_flags+0x160/0x160 [ 369.720534] ? lapic_next_event+0x5a/0x90 [ 369.724673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.730204] ? kvm_clock_read+0x18/0x30 [ 369.734166] ? kvm_sched_clock_read+0x9/0x20 [ 369.738569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.744091] ? check_preemption_disabled+0x48/0x280 [ 369.749102] irq_exit+0x17f/0x1c0 [ 369.752545] smp_apic_timer_interrupt+0x1cb/0x760 [ 369.757372] ? smp_call_function_single_interrupt+0x159/0x650 [ 369.763243] ? smp_call_function_single_interrupt+0x650/0x650 [ 369.769112] ? interrupt_entry+0xb5/0xc0 [ 369.773161] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.778165] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.783179] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.788010] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.793014] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.798029] ? task_prio+0x50/0x50 [ 369.801559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.807085] ? check_preemption_disabled+0x48/0x280 [ 369.812090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.816927] apic_timer_interrupt+0xf/0x20 [ 369.821160] [ 369.823401] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 369.828321] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 369.847208] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 369.854906] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 369.862172] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 369.869512] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 369.876768] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 369.884025] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 369.891310] skb_clone+0x1bb/0x500 [ 369.894837] ? finish_task_switch+0x2f4/0x910 [ 369.899319] ? skb_split+0x11e0/0x11e0 [ 369.903195] ? preempt_notifier_register+0x200/0x200 [ 369.908288] ? __switch_to_asm+0x34/0x70 [ 369.912336] ? __switch_to_asm+0x34/0x70 [ 369.916379] ? __switch_to_asm+0x40/0x70 [ 369.920425] ? __switch_to_asm+0x34/0x70 [ 369.924474] ? __switch_to_asm+0x40/0x70 [ 369.928521] ? __switch_to_asm+0x34/0x70 [ 369.932565] ? __switch_to_asm+0x40/0x70 [ 369.936609] ? __switch_to_asm+0x34/0x70 [ 369.940658] ? __switch_to_asm+0x34/0x70 [ 369.944701] ? __switch_to_asm+0x40/0x70 [ 369.948746] ? __switch_to_asm+0x34/0x70 [ 369.952798] bpf_clone_redirect+0xb9/0x490 [ 369.957019] ? __schedule+0x8d7/0x21d0 [ 369.960900] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 369.965910] ? __sched_text_start+0x8/0x8 [ 369.970047] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 369.974800] ? find_held_lock+0x36/0x1c0 [ 369.978854] ? lock_acquire+0x1ed/0x520 [ 369.982814] ? bpf_test_run+0x3cb/0x780 [ 369.986777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.992301] ? check_preemption_disabled+0x48/0x280 [ 369.997317] ? kasan_check_read+0x11/0x20 [ 370.001452] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.006714] ? rcu_softirq_qs+0x20/0x20 [ 370.010675] ? preempt_schedule+0x4d/0x60 [ 370.014812] ? ___preempt_schedule+0x16/0x18 [ 370.019225] ? bpf_test_run+0x25d/0x780 [ 370.023196] ? netlink_diag_dump+0x2a0/0x2a0 [ 370.027594] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.033115] ? bpf_test_init.isra.10+0x70/0x100 [ 370.037773] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 370.042521] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 370.047347] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.052869] ? fput+0x130/0x1a0 [ 370.056134] ? __bpf_prog_get+0x9b/0x290 [ 370.060190] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 370.065016] ? bpf_prog_test_run+0x130/0x1a0 [ 370.069415] ? __x64_sys_bpf+0x3d8/0x520 [ 370.073466] ? bpf_prog_get+0x20/0x20 [ 370.077266] ? do_syscall_64+0x1b9/0x820 [ 370.081311] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 370.086664] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.091581] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.096594] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 370.101613] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 370.108263] ? __switch_to_asm+0x40/0x70 [ 370.112312] ? __switch_to_asm+0x34/0x70 [ 370.116378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.121212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 370.126576] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 370.126638] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 370.133314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.133319] Call Trace: [ 370.133324] [ 370.133337] dump_stack+0x244/0x39d [ 370.133352] ? dump_stack_print_info.cold.1+0x20/0x20 [ 370.140001] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 370.149268] warn_alloc.cold.116+0xb7/0x1bd [ 370.151812] syz-executor1 cpuset=syz1 mems_allowed=0 [ 370.154040] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 370.187447] ? lock_downgrade+0x900/0x900 [ 370.191590] ? trace_hardirqs_off+0xb8/0x310 [ 370.195987] ? trace_hardirqs_off+0xb8/0x310 [ 370.200391] __alloc_pages_slowpath+0x26e8/0x2e10 [ 370.205245] ? warn_alloc+0x120/0x120 [ 370.209037] ? print_usage_bug+0xc0/0xc0 [ 370.213091] ? warn_alloc+0x120/0x120 [ 370.216882] ? warn_alloc+0x120/0x120 [ 370.220667] ? print_usage_bug+0xc0/0xc0 [ 370.224720] ? print_usage_bug+0xc0/0xc0 [ 370.228767] ? __lock_acquire+0x62f/0x4c20 [ 370.232994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.238516] ? should_fail+0x22d/0xd01 [ 370.242393] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.247487] ? __lock_acquire+0x62f/0x4c20 [ 370.251713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.256802] ? __lock_acquire+0x62f/0x4c20 [ 370.261021] ? should_fail+0x22d/0xd01 [ 370.264893] ? find_held_lock+0x36/0x1c0 [ 370.268954] ? mark_held_locks+0x130/0x130 [ 370.273180] ? mark_held_locks+0x130/0x130 [ 370.277405] ? zap_class+0x640/0x640 [ 370.281105] ? zap_class+0x640/0x640 [ 370.284810] ? print_usage_bug+0xc0/0xc0 [ 370.288854] ? do_raw_spin_unlock+0xa7/0x330 [ 370.293248] ? zap_class+0x640/0x640 [ 370.296948] ? print_usage_bug+0xc0/0xc0 [ 370.300994] ? wq_watchdog_touch+0x9c/0xfe [ 370.305222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.310769] ? check_preemption_disabled+0x48/0x280 [ 370.315780] ? __lock_is_held+0xb5/0x140 [ 370.319833] __alloc_pages_nodemask+0xa80/0xde0 [ 370.324490] ? zap_class+0x640/0x640 [ 370.328196] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 370.333209] ? find_held_lock+0x36/0x1c0 [ 370.337291] ? ____cache_alloc_node+0x1c7/0x1e0 [ 370.341948] ? lock_downgrade+0x900/0x900 [ 370.346086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.351611] cache_grow_begin+0xa5/0x8c0 [ 370.355660] ? do_raw_spin_unlock+0xa7/0x330 [ 370.360062] fallback_alloc+0x204/0x2e0 [ 370.364026] ____cache_alloc_node+0x1c7/0x1e0 [ 370.368517] kmem_cache_alloc_node+0xe3/0x730 [ 370.372998] ? ipv6_get_ifaddr+0x42e/0x620 [ 370.377227] __alloc_skb+0x119/0x770 [ 370.380926] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.386198] ? netdev_alloc_frag+0x1f0/0x1f0 [ 370.390591] ? lock_downgrade+0x900/0x900 [ 370.394732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.400256] ? refcount_sub_and_test_checked+0x203/0x310 [ 370.405696] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 370.411139] ? addrconf_rs_timer+0x690/0x690 [ 370.415545] ndisc_alloc_skb+0x144/0x340 [ 370.419593] ndisc_send_rs+0x331/0x6e0 [ 370.423478] addrconf_rs_timer+0x314/0x690 [ 370.427703] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.431933] call_timer_fn+0x272/0x920 [ 370.435807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.440029] ? process_timeout+0x40/0x40 [ 370.444083] ? mark_held_locks+0xc7/0x130 [ 370.448218] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.452700] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.457179] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.461401] ? lockdep_hardirqs_on+0x296/0x5b0 [ 370.466072] ? trace_hardirqs_on+0xbd/0x310 [ 370.470384] ? kasan_check_read+0x11/0x20 [ 370.474519] ? __run_timers+0x7da/0xc70 [ 370.478481] ? trace_hardirqs_off_caller+0x310/0x310 [ 370.483572] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.487794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.492012] __run_timers+0x7e5/0xc70 [ 370.495808] ? timer_fixup_init+0x70/0x70 [ 370.499947] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 370.505126] ? zap_class+0x640/0x640 [ 370.508832] ? print_usage_bug+0xc0/0xc0 [ 370.512888] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 370.518073] ? find_held_lock+0x36/0x1c0 [ 370.522126] ? zap_class+0x640/0x640 [ 370.525830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.531356] ? check_preemption_disabled+0x48/0x280 [ 370.536368] ? __lock_is_held+0xb5/0x140 [ 370.540428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.545952] ? check_preemption_disabled+0x48/0x280 [ 370.551046] run_timer_softirq+0x52/0xb0 [ 370.555095] ? rcu_read_lock_sched_held+0x14f/0x180 [ 370.560114] __do_softirq+0x308/0xb7e [ 370.563911] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 370.568395] ? lock_downgrade+0x900/0x900 [ 370.572534] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 370.577628] ? pvclock_read_flags+0x160/0x160 [ 370.582121] ? lapic_next_event+0x5a/0x90 [ 370.586257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.591789] ? kvm_clock_read+0x18/0x30 [ 370.595749] ? kvm_sched_clock_read+0x9/0x20 [ 370.600145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.605668] ? check_preemption_disabled+0x48/0x280 [ 370.610679] irq_exit+0x17f/0x1c0 [ 370.614124] smp_apic_timer_interrupt+0x1cb/0x760 [ 370.618952] ? smp_reschedule_interrupt+0x109/0x650 [ 370.623953] ? smp_call_function_single_interrupt+0x650/0x650 [ 370.629821] ? interrupt_entry+0xb5/0xc0 [ 370.633867] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.638870] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.643870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.648701] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.653706] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.658716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.663550] apic_timer_interrupt+0xf/0x20 [ 370.667763] [ 370.669987] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 370.675429] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 370.694316] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 370.702010] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 370.709264] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 370.716604] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 370.723859] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 370.731130] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 370.738403] ? check_preemption_disabled+0x3a/0x280 [ 370.743407] ? check_preemption_disabled+0x43/0x280 [ 370.748413] check_preemption_disabled+0x43/0x280 [ 370.753253] debug_smp_processor_id+0x1c/0x20 [ 370.757739] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 370.763004] ? rcu_pm_notify+0xc0/0xc0 [ 370.766880] ? __lock_is_held+0xb5/0x140 [ 370.770933] rcu_read_lock_held+0x90/0xc0 [ 370.775075] list_lru_count_one+0x31a/0x450 [ 370.779393] ? list_lru_isolate_move+0x3c0/0x3c0 [ 370.784139] ? deferred_split_count+0x65/0x170 [ 370.788703] ? shrink_huge_zero_page_count+0xc8/0x100 [ 370.793884] super_cache_count+0x1b9/0x2e0 [ 370.798114] do_shrink_slab+0x1b1/0xd30 [ 370.802092] ? lock_acquire+0x1ed/0x520 [ 370.806054] ? snapshot_refaults+0x290/0x290 [ 370.810455] ? lock_release+0xa00/0xa00 [ 370.814418] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 370.819341] ? down_read_trylock+0xda/0x140 [ 370.823651] ? shrink_slab+0x207/0x8c0 [ 370.827524] ? downgrade_write+0x270/0x270 [ 370.831781] shrink_slab+0x389/0x8c0 [ 370.835480] ? shrink_active_list+0x1f00/0x1f00 [ 370.840144] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 370.845757] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 370.850857] ? cgroup_procs_write_finish+0xf0/0xf0 [ 370.855779] ? find_held_lock+0x36/0x1c0 [ 370.859835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.865365] shrink_node+0x431/0x16b0 [ 370.869153] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 370.874434] ? shrink_node_memcg+0x18f0/0x18f0 [ 370.879023] ? kvm_clock_read+0x18/0x30 [ 370.882985] ? ktime_get+0x2c1/0x400 [ 370.886686] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 370.891168] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.896694] ? __cpuset_node_allowed+0x19b/0x660 [ 370.901439] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 370.907140] ? delayacct_end+0x5a/0x100 [ 370.911115] do_try_to_free_pages+0x3e7/0x1290 [ 370.915683] ? zap_class+0x640/0x640 [ 370.919413] ? shrink_node+0x16b0/0x16b0 [ 370.923466] ? __lock_is_held+0xb5/0x140 [ 370.927522] try_to_free_pages+0x4d0/0xb90 [ 370.931747] ? do_try_to_free_pages+0x1290/0x1290 [ 370.936586] ? lock_acquire+0x1ed/0x520 [ 370.940547] ? set_page_refcounted+0x280/0x280 [ 370.945125] ? lock_release+0xa00/0xa00 [ 370.949088] ? _raw_spin_unlock_irq+0x60/0x80 [ 370.953567] ? psi_memstall_enter+0x240/0x2b0 [ 370.958057] ? psi_memstall_tick+0x230/0x230 [ 370.962467] __alloc_pages_slowpath+0xa14/0x2e10 [ 370.967229] ? warn_alloc+0x120/0x120 [ 370.971016] ? mark_held_locks+0x130/0x130 [ 370.975249] ? warn_alloc+0x120/0x120 [ 370.979051] ? print_usage_bug+0xc0/0xc0 [ 370.983109] ? print_usage_bug+0xc0/0xc0 [ 370.987155] ? perf_event_update_userpage+0xcd0/0xcd0 [ 370.992335] ? print_usage_bug+0xc0/0xc0 [ 370.996382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.001904] ? should_fail+0x22d/0xd01 [ 371.005779] ? zap_class+0x640/0x640 [ 371.009483] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.014664] ? zap_class+0x640/0x640 [ 371.018393] ? __lock_is_held+0xb5/0x140 [ 371.022449] ? zap_class+0x640/0x640 [ 371.026150] ? lock_release+0xa00/0xa00 [ 371.030117] ? perf_trace_sched_process_exec+0x860/0x860 [ 371.035555] ? check_preemption_disabled+0x48/0x280 [ 371.040563] ? __might_sleep+0x95/0x190 [ 371.044526] __alloc_pages_nodemask+0xa80/0xde0 [ 371.049182] ? zap_class+0x640/0x640 [ 371.052886] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 371.057924] ? mark_held_locks+0xc7/0x130 [ 371.062080] ? cache_grow_begin+0x65/0x8c0 [ 371.066303] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 371.070873] ? trace_hardirqs_on+0xbd/0x310 [ 371.075182] ? fallback_alloc+0x204/0x2e0 [ 371.079318] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.084417] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 371.089944] cache_grow_begin+0xa5/0x8c0 [ 371.094083] ? do_raw_spin_unlock+0xa7/0x330 [ 371.098481] fallback_alloc+0x204/0x2e0 [ 371.102449] ____cache_alloc_node+0x1c7/0x1e0 [ 371.106934] kmem_cache_alloc_trace+0x214/0x750 [ 371.111602] do_syslog+0xb9b/0x1690 [ 371.115220] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 371.120228] ? finish_wait+0x430/0x430 [ 371.124108] ? aa_path_link+0x5e0/0x5e0 [ 371.128080] kmsg_read+0x8f/0xc0 [ 371.131439] ? kmsg_poll+0xb0/0xb0 [ 371.134966] proc_reg_read+0x2a3/0x3d0 [ 371.138843] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 371.143762] ? mark_held_locks+0xc7/0x130 [ 371.147910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.153434] ? fsnotify+0x4e5/0xf20 [ 371.157057] __vfs_read+0x117/0x9b0 [ 371.160672] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 371.165588] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 371.170503] ? vfs_copy_file_range+0xb90/0xb90 [ 371.175078] ? fsnotify+0xf20/0xf20 [ 371.178696] ? fsnotify_first_mark+0x350/0x350 [ 371.183272] ? security_file_permission+0x1c2/0x220 [ 371.188276] ? rw_verify_area+0x118/0x360 [ 371.192415] vfs_read+0x17f/0x3c0 [ 371.195859] ksys_read+0x101/0x260 [ 371.199390] ? kernel_write+0x120/0x120 [ 371.203352] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.208449] __x64_sys_read+0x73/0xb0 [ 371.212240] do_syscall_64+0x1b9/0x820 [ 371.216110] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 371.221459] ? syscall_return_slowpath+0x5e0/0x5e0 [ 371.226372] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.231202] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.236239] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 371.241241] ? prepare_exit_to_usermode+0x291/0x3b0 [ 371.246246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.251080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 371.256266] RIP: 0033:0x7fe74e2211fd [ 371.259981] Code: Bad RIP value. [ 371.263331] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 371.271021] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 371.278279] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 371.285532] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 371.292785] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 371.300045] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 371.307324] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 371.307328] warn_alloc_show_mem: 1 callbacks suppressed [ 371.307333] Mem-Info: [ 371.314607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 371.319961] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 371.319961] active_file:15 inactive_file:9 isolated_file:0 [ 371.319961] unevictable:0 dirty:0 writeback:0 unstable:0 [ 371.319961] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 371.319961] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 371.319961] free:13746 free_pcp:134 free_cma:0 [ 371.322327] Call Trace: [ 371.331703] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 371.364643] [ 371.367202] 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 [ 371.394773] dump_stack+0x244/0x39d [ 371.396885] lowmem_reserve[]: 0 2818 6321 6321 [ 371.422976] ? dump_stack_print_info.cold.1+0x20/0x20 [ 371.426566] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 371.431137] warn_alloc.cold.116+0xb7/0x1bd [ 371.436301] lowmem_reserve[]: 0 0 3503 3503 [ 371.463719] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 371.468007] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 371.472314] ? lock_downgrade+0x900/0x900 [ 371.477122] lowmem_reserve[]: 0 0 0 0 [ 371.505921] ? trace_hardirqs_off+0xb8/0x310 [ 371.510036] 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 [ 371.513823] ? trace_hardirqs_off+0xb8/0x310 [ 371.518196] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 371.531729] __alloc_pages_slowpath+0x26e8/0x2e10 [ 371.536098] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 371.551358] ? warn_alloc+0x120/0x120 [ 371.556153] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 371.570605] ? warn_alloc+0x120/0x120 [ 371.574373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 371.583185] ? zap_class+0x640/0x640 [ 371.586950] 268 total pagecache pages [ 371.595501] ? warn_alloc+0x120/0x120 [ 371.599189] 0 pages in swap cache [ 371.602965] ? print_usage_bug+0xc0/0xc0 [ 371.606736] Swap cache stats: add 0, delete 0, find 0/0 [ 371.610167] ? idle_cpu+0x1d0/0x1d0 [ 371.614192] Free swap = 0kB [ 371.619531] ? kvm_sched_clock_read+0x9/0x20 [ 371.623121] Total swap = 0kB [ 371.626120] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.630490] 1965979 pages RAM [ 371.633486] ? print_usage_bug+0xc0/0xc0 [ 371.638466] 0 pages HighMem/MovableOnly [ 371.641559] ? __lock_is_held+0xb5/0x140 [ 371.645584] 342853 pages reserved [ 371.649536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.653560] 0 pages cma reserved [ 371.657014] ? should_fail+0x22d/0xd01 [ 371.662574] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 371.665857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.665867] ? __lock_acquire+0x62f/0x4c20 [ 371.665882] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.669850] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.676193] ? __lock_acquire+0x62f/0x4c20 [ 371.676202] ? should_fail+0x22d/0xd01 [ 371.676223] ? mark_held_locks+0x130/0x130 [ 371.681466] rsyslogd cpuset=/ mems_allowed=0 [ 371.685687] ? mark_held_locks+0x130/0x130 [ 371.721739] ? __enqueue_entity+0x10d/0x1f0 [ 371.726054] ? zap_class+0x640/0x640 [ 371.729752] ? print_usage_bug+0xc0/0xc0 [ 371.733801] ? __lock_acquire+0x62f/0x4c20 [ 371.738025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.743551] ? check_preemption_disabled+0x48/0x280 [ 371.748565] ? __lock_is_held+0xb5/0x140 [ 371.752617] __alloc_pages_nodemask+0xa80/0xde0 [ 371.757270] ? zap_class+0x640/0x640 [ 371.760976] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 371.765991] ? find_held_lock+0x36/0x1c0 [ 371.770053] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.774708] ? lock_downgrade+0x900/0x900 [ 371.778849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.784375] cache_grow_begin+0xa5/0x8c0 [ 371.788422] ? do_raw_spin_unlock+0xa7/0x330 [ 371.792834] fallback_alloc+0x204/0x2e0 [ 371.796802] ____cache_alloc_node+0x1c7/0x1e0 [ 371.801288] kmem_cache_alloc_node+0xe3/0x730 [ 371.805777] ? ipv6_get_ifaddr+0x42e/0x620 [ 371.810015] __alloc_skb+0x119/0x770 [ 371.813717] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.818985] ? netdev_alloc_frag+0x1f0/0x1f0 [ 371.823384] ? lock_downgrade+0x900/0x900 [ 371.827524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.833050] ? refcount_sub_and_test_checked+0x203/0x310 [ 371.838491] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 371.843926] ? addrconf_rs_timer+0x690/0x690 [ 371.848332] ndisc_alloc_skb+0x144/0x340 [ 371.852386] ndisc_send_rs+0x331/0x6e0 [ 371.856273] addrconf_rs_timer+0x314/0x690 [ 371.860501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.864732] call_timer_fn+0x272/0x920 [ 371.868606] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.872825] ? process_timeout+0x40/0x40 [ 371.876877] ? __run_timers+0x7da/0xc70 [ 371.880841] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.885320] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.889800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.894023] ? lockdep_hardirqs_on+0x296/0x5b0 [ 371.898601] ? trace_hardirqs_on+0xbd/0x310 [ 371.902919] ? kasan_check_read+0x11/0x20 [ 371.907051] ? __run_timers+0x7da/0xc70 [ 371.911015] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.916119] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.920337] __run_timers+0x7e5/0xc70 [ 371.924134] ? timer_fixup_init+0x70/0x70 [ 371.928270] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.933271] ? zap_class+0x640/0x640 [ 371.936974] ? enqueue_hrtimer+0x1a5/0x560 [ 371.941204] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 371.946385] ? find_held_lock+0x36/0x1c0 [ 371.950438] ? zap_class+0x640/0x640 [ 371.954145] ? pvclock_read_flags+0x160/0x160 [ 371.958635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.964164] ? check_preemption_disabled+0x48/0x280 [ 371.969184] ? __lock_is_held+0xb5/0x140 [ 371.973230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.978757] ? check_preemption_disabled+0x48/0x280 [ 371.983769] run_timer_softirq+0x52/0xb0 [ 371.987832] ? rcu_read_lock_sched_held+0x14f/0x180 [ 371.992843] __do_softirq+0x308/0xb7e [ 371.996631] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 372.001112] ? lock_downgrade+0x900/0x900 [ 372.005252] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 372.010345] ? pvclock_read_flags+0x160/0x160 [ 372.014829] ? lapic_next_event+0x5a/0x90 [ 372.018972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.024503] ? kvm_clock_read+0x18/0x30 [ 372.028461] ? kvm_sched_clock_read+0x9/0x20 [ 372.032854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.038379] ? check_preemption_disabled+0x48/0x280 [ 372.043388] irq_exit+0x17f/0x1c0 [ 372.046830] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.051659] ? smp_call_function_single_interrupt+0x159/0x650 [ 372.057529] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.063396] ? interrupt_entry+0xb5/0xc0 [ 372.067446] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.072450] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.077460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.082291] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.087289] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.092299] ? task_prio+0x50/0x50 [ 372.095829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.101374] ? check_preemption_disabled+0x48/0x280 [ 372.106381] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.111218] apic_timer_interrupt+0xf/0x20 [ 372.115431] [ 372.117656] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 372.122576] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 372.141460] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 372.149168] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 372.156422] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 372.163675] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 372.170931] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 372.178184] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 372.185469] skb_clone+0x1bb/0x500 [ 372.189005] ? finish_task_switch+0x2f4/0x910 [ 372.193488] ? skb_split+0x11e0/0x11e0 [ 372.197361] ? preempt_notifier_register+0x200/0x200 [ 372.202449] ? __switch_to_asm+0x34/0x70 [ 372.206492] ? __switch_to_asm+0x34/0x70 [ 372.210534] ? __switch_to_asm+0x40/0x70 [ 372.214580] ? __switch_to_asm+0x34/0x70 [ 372.218623] ? __switch_to_asm+0x40/0x70 [ 372.222675] ? __switch_to_asm+0x34/0x70 [ 372.226720] ? __switch_to_asm+0x40/0x70 [ 372.230768] ? __switch_to_asm+0x34/0x70 [ 372.234822] ? __switch_to_asm+0x34/0x70 [ 372.238865] ? __switch_to_asm+0x40/0x70 [ 372.242909] ? __switch_to_asm+0x34/0x70 [ 372.246969] bpf_clone_redirect+0xb9/0x490 [ 372.251190] ? __schedule+0x8d7/0x21d0 [ 372.255078] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 372.260102] ? __sched_text_start+0x8/0x8 [ 372.264242] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 372.268992] ? find_held_lock+0x36/0x1c0 [ 372.273048] ? lock_acquire+0x1ed/0x520 [ 372.277133] ? bpf_test_run+0x3cb/0x780 [ 372.281094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.286620] ? check_preemption_disabled+0x48/0x280 [ 372.291628] ? kasan_check_read+0x11/0x20 [ 372.295762] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.301025] ? rcu_softirq_qs+0x20/0x20 [ 372.304990] ? preempt_schedule+0x4d/0x60 [ 372.309125] ? ___preempt_schedule+0x16/0x18 [ 372.313524] ? bpf_test_run+0x25d/0x780 [ 372.317491] ? netlink_diag_dump+0x2a0/0x2a0 [ 372.321889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.327414] ? bpf_test_init.isra.10+0x70/0x100 [ 372.332073] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 372.336822] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 372.341648] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 372.347173] ? fput+0x130/0x1a0 [ 372.350440] ? __bpf_prog_get+0x9b/0x290 [ 372.354492] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 372.359317] ? bpf_prog_test_run+0x130/0x1a0 [ 372.363719] ? __x64_sys_bpf+0x3d8/0x520 [ 372.367769] ? bpf_prog_get+0x20/0x20 [ 372.371570] ? do_syscall_64+0x1b9/0x820 [ 372.375613] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 372.380968] ? syscall_return_slowpath+0x5e0/0x5e0 [ 372.385888] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.390892] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 372.395896] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 372.402545] ? __switch_to_asm+0x40/0x70 [ 372.406593] ? __switch_to_asm+0x34/0x70 [ 372.410649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.415499] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 372.420875] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 372.420976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 372.427615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.427620] Call Trace: [ 372.427624] [ 372.427639] dump_stack+0x244/0x39d [ 372.427655] ? dump_stack_print_info.cold.1+0x20/0x20 [ 372.434187] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 372.443461] warn_alloc.cold.116+0xb7/0x1bd [ 372.446004] syz-executor1 cpuset=syz1 mems_allowed=0 [ 372.448138] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 372.481557] ? lock_downgrade+0x900/0x900 [ 372.485699] ? trace_hardirqs_off+0xb8/0x310 [ 372.490099] ? trace_hardirqs_off+0xb8/0x310 [ 372.494500] __alloc_pages_slowpath+0x26e8/0x2e10 [ 372.499349] ? warn_alloc+0x120/0x120 [ 372.503283] ? print_usage_bug+0xc0/0xc0 [ 372.507337] ? warn_alloc+0x120/0x120 [ 372.511128] ? warn_alloc+0x120/0x120 [ 372.514914] ? print_usage_bug+0xc0/0xc0 [ 372.518971] ? print_usage_bug+0xc0/0xc0 [ 372.523020] ? __lock_acquire+0x62f/0x4c20 [ 372.527253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.532777] ? should_fail+0x22d/0xd01 [ 372.536662] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.541749] ? __lock_acquire+0x62f/0x4c20 [ 372.545977] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.551066] ? __lock_acquire+0x62f/0x4c20 [ 372.555284] ? should_fail+0x22d/0xd01 [ 372.559165] ? mark_held_locks+0x130/0x130 [ 372.563389] ? mark_held_locks+0x130/0x130 [ 372.567615] ? __lock_acquire+0x62f/0x4c20 [ 372.571838] ? zap_class+0x640/0x640 [ 372.575541] ? trace_hardirqs_off+0xb8/0x310 [ 372.579943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.585469] ? check_preemption_disabled+0x48/0x280 [ 372.590478] ? __lock_is_held+0xb5/0x140 [ 372.594619] __alloc_pages_nodemask+0xa80/0xde0 [ 372.599274] ? zap_class+0x640/0x640 [ 372.602981] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 372.607991] ? find_held_lock+0x36/0x1c0 [ 372.612048] ? ____cache_alloc_node+0x1c7/0x1e0 [ 372.616710] ? lock_downgrade+0x900/0x900 [ 372.620855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.626392] cache_grow_begin+0xa5/0x8c0 [ 372.630436] ? do_raw_spin_unlock+0xa7/0x330 [ 372.634834] fallback_alloc+0x204/0x2e0 [ 372.638883] ____cache_alloc_node+0x1c7/0x1e0 [ 372.643368] kmem_cache_alloc_node+0xe3/0x730 [ 372.647850] ? do_raw_spin_unlock+0xa7/0x330 [ 372.652253] ? do_raw_spin_trylock+0x270/0x270 [ 372.656835] __alloc_skb+0x119/0x770 [ 372.660540] ? netdev_alloc_frag+0x1f0/0x1f0 [ 372.664940] ? atomic_notifier_call_chain+0xc6/0x190 [ 372.670030] ? lock_downgrade+0x900/0x900 [ 372.674163] ? check_preemption_disabled+0x48/0x280 [ 372.679179] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 372.684098] ? kasan_check_read+0x11/0x20 [ 372.688230] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.693490] ? rcu_softirq_qs+0x20/0x20 [ 372.697448] ? kasan_check_read+0x11/0x20 [ 372.701608] ? do_raw_write_trylock+0x270/0x270 [ 372.706273] __neigh_notify+0x8c/0x160 [ 372.710149] ? neigh_connected_output+0x780/0x780 [ 372.714983] neigh_timer_handler+0x6cb/0xdf0 [ 372.719376] ? check_preemption_disabled+0x48/0x280 [ 372.724383] ? neigh_periodic_work+0xc60/0xc60 [ 372.728966] ? __lock_is_held+0xb5/0x140 [ 372.733022] call_timer_fn+0x272/0x920 [ 372.736894] ? neigh_periodic_work+0xc60/0xc60 [ 372.741467] ? process_timeout+0x40/0x40 [ 372.745521] ? mark_held_locks+0xc7/0x130 [ 372.749659] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.754138] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.758617] ? neigh_periodic_work+0xc60/0xc60 [ 372.763187] ? lockdep_hardirqs_on+0x296/0x5b0 [ 372.767757] ? trace_hardirqs_on+0xbd/0x310 [ 372.772064] ? kasan_check_read+0x11/0x20 [ 372.776204] ? __run_timers+0x7da/0xc70 [ 372.780169] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.785273] ? neigh_periodic_work+0xc60/0xc60 [ 372.789837] __run_timers+0x7e5/0xc70 [ 372.793630] ? timer_fixup_init+0x70/0x70 [ 372.797764] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 372.802765] ? zap_class+0x640/0x640 [ 372.806470] ? print_usage_bug+0xc0/0xc0 [ 372.810519] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 372.815702] ? find_held_lock+0x36/0x1c0 [ 372.819753] ? zap_class+0x640/0x640 [ 372.823459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.828982] ? check_preemption_disabled+0x48/0x280 [ 372.833991] ? __lock_is_held+0xb5/0x140 [ 372.838126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.843650] ? check_preemption_disabled+0x48/0x280 [ 372.848654] run_timer_softirq+0x52/0xb0 [ 372.852700] ? rcu_read_lock_sched_held+0x14f/0x180 [ 372.857722] __do_softirq+0x308/0xb7e [ 372.861511] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 372.865990] ? lock_downgrade+0x900/0x900 [ 372.870200] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 372.875297] ? pvclock_read_flags+0x160/0x160 [ 372.879869] ? lapic_next_event+0x5a/0x90 [ 372.884003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.889527] ? kvm_clock_read+0x18/0x30 [ 372.893488] ? kvm_sched_clock_read+0x9/0x20 [ 372.897884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.903413] ? check_preemption_disabled+0x48/0x280 [ 372.908424] irq_exit+0x17f/0x1c0 [ 372.911955] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.916786] ? smp_reschedule_interrupt+0x109/0x650 [ 372.921789] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.927659] ? interrupt_entry+0xb5/0xc0 [ 372.931709] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.936721] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.941742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.946570] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.951570] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.956582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.961416] apic_timer_interrupt+0xf/0x20 [ 372.965634] [ 372.967861] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 372.973299] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 372.992186] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 372.999998] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 373.007254] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 373.014517] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 373.021776] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 373.029029] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 373.036316] ? check_preemption_disabled+0x3a/0x280 [ 373.041317] ? check_preemption_disabled+0x43/0x280 [ 373.046322] check_preemption_disabled+0x43/0x280 [ 373.051161] debug_smp_processor_id+0x1c/0x20 [ 373.055644] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 373.060912] ? rcu_pm_notify+0xc0/0xc0 [ 373.064788] ? __lock_is_held+0xb5/0x140 [ 373.068855] rcu_read_lock_held+0x90/0xc0 [ 373.072989] list_lru_count_one+0x31a/0x450 [ 373.077299] ? list_lru_isolate_move+0x3c0/0x3c0 [ 373.082049] ? deferred_split_count+0x65/0x170 [ 373.086621] ? shrink_huge_zero_page_count+0xc8/0x100 [ 373.091810] super_cache_count+0x1b9/0x2e0 [ 373.096038] do_shrink_slab+0x1b1/0xd30 [ 373.100018] ? lock_acquire+0x1ed/0x520 [ 373.103986] ? snapshot_refaults+0x290/0x290 [ 373.108384] ? lock_release+0xa00/0xa00 [ 373.112351] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 373.117291] ? down_read_trylock+0xda/0x140 [ 373.121594] ? shrink_slab+0x207/0x8c0 [ 373.125465] ? downgrade_write+0x270/0x270 [ 373.129693] shrink_slab+0x389/0x8c0 [ 373.133393] ? shrink_active_list+0x1f00/0x1f00 [ 373.138053] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 373.143667] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.148765] ? cgroup_procs_write_finish+0xf0/0xf0 [ 373.153684] ? find_held_lock+0x36/0x1c0 [ 373.157733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.163258] shrink_node+0x431/0x16b0 [ 373.167157] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 373.172439] ? shrink_node_memcg+0x18f0/0x18f0 [ 373.177024] ? kvm_clock_read+0x18/0x30 [ 373.180987] ? ktime_get+0x2c1/0x400 [ 373.184688] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 373.189170] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 373.194691] ? __cpuset_node_allowed+0x19b/0x660 [ 373.199436] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 373.205134] ? delayacct_end+0x5a/0x100 [ 373.209104] do_try_to_free_pages+0x3e7/0x1290 [ 373.213676] ? zap_class+0x640/0x640 [ 373.217393] ? shrink_node+0x16b0/0x16b0 [ 373.221440] ? __lock_is_held+0xb5/0x140 [ 373.225496] try_to_free_pages+0x4d0/0xb90 [ 373.229719] ? do_try_to_free_pages+0x1290/0x1290 [ 373.234565] ? lock_acquire+0x1ed/0x520 [ 373.238531] ? set_page_refcounted+0x280/0x280 [ 373.243106] ? lock_release+0xa00/0xa00 [ 373.247069] ? _raw_spin_unlock_irq+0x60/0x80 [ 373.251548] ? psi_memstall_enter+0x240/0x2b0 [ 373.256032] ? psi_memstall_tick+0x230/0x230 [ 373.260433] __alloc_pages_slowpath+0xa14/0x2e10 [ 373.265197] ? warn_alloc+0x120/0x120 [ 373.268981] ? mark_held_locks+0x130/0x130 [ 373.273214] ? warn_alloc+0x120/0x120 [ 373.277004] ? print_usage_bug+0xc0/0xc0 [ 373.281054] ? print_usage_bug+0xc0/0xc0 [ 373.285102] ? perf_event_update_userpage+0xcd0/0xcd0 [ 373.290278] ? print_usage_bug+0xc0/0xc0 [ 373.294328] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.299850] ? should_fail+0x22d/0xd01 [ 373.303731] ? zap_class+0x640/0x640 [ 373.307441] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.312530] ? zap_class+0x640/0x640 [ 373.316248] ? __lock_is_held+0xb5/0x140 [ 373.320309] ? zap_class+0x640/0x640 [ 373.324009] ? lock_release+0xa00/0xa00 [ 373.327970] ? perf_trace_sched_process_exec+0x860/0x860 [ 373.333406] ? check_preemption_disabled+0x48/0x280 [ 373.338689] ? __might_sleep+0x95/0x190 [ 373.342657] __alloc_pages_nodemask+0xa80/0xde0 [ 373.347310] ? zap_class+0x640/0x640 [ 373.351013] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 373.356023] ? mark_held_locks+0xc7/0x130 [ 373.360161] ? cache_grow_begin+0x65/0x8c0 [ 373.364387] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 373.368955] ? trace_hardirqs_on+0xbd/0x310 [ 373.373263] ? fallback_alloc+0x204/0x2e0 [ 373.377401] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.382498] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 373.388133] cache_grow_begin+0xa5/0x8c0 [ 373.392183] ? do_raw_spin_unlock+0xa7/0x330 [ 373.396583] fallback_alloc+0x204/0x2e0 [ 373.400547] ____cache_alloc_node+0x1c7/0x1e0 [ 373.405035] kmem_cache_alloc_trace+0x214/0x750 [ 373.409700] do_syslog+0xb9b/0x1690 [ 373.413416] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 373.418418] ? finish_wait+0x430/0x430 [ 373.422295] ? aa_path_link+0x5e0/0x5e0 [ 373.426263] kmsg_read+0x8f/0xc0 [ 373.429614] ? kmsg_poll+0xb0/0xb0 [ 373.433146] proc_reg_read+0x2a3/0x3d0 [ 373.437025] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 373.441947] ? mark_held_locks+0xc7/0x130 [ 373.446083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.451604] ? fsnotify+0x4e5/0xf20 [ 373.455222] __vfs_read+0x117/0x9b0 [ 373.458839] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 373.463761] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 373.468678] ? vfs_copy_file_range+0xb90/0xb90 [ 373.473248] ? fsnotify+0xf20/0xf20 [ 373.476870] ? fsnotify_first_mark+0x350/0x350 [ 373.481455] ? security_file_permission+0x1c2/0x220 [ 373.486460] ? rw_verify_area+0x118/0x360 [ 373.490596] vfs_read+0x17f/0x3c0 [ 373.494039] ksys_read+0x101/0x260 [ 373.497566] ? kernel_write+0x120/0x120 [ 373.501536] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.506631] __x64_sys_read+0x73/0xb0 [ 373.510424] do_syscall_64+0x1b9/0x820 [ 373.514314] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 373.519664] ? syscall_return_slowpath+0x5e0/0x5e0 [ 373.524581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.529413] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.534415] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 373.539417] ? prepare_exit_to_usermode+0x291/0x3b0 [ 373.544425] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.549257] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 373.554434] RIP: 0033:0x7fe74e2211fd [ 373.558151] Code: Bad RIP value. [ 373.561501] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 373.569205] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 373.576457] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 373.583710] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 373.590966] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 373.598221] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 373.605496] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 373.605501] warn_alloc_show_mem: 1 callbacks suppressed [ 373.605506] Mem-Info: [ 373.612769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.618129] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 373.618129] active_file:15 inactive_file:9 isolated_file:0 [ 373.618129] unevictable:0 dirty:0 writeback:0 unstable:0 [ 373.618129] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 373.618129] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 373.618129] free:13746 free_pcp:134 free_cma:0 [ 373.620486] Call Trace: [ 373.629850] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 373.662593] [ 373.665153] 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 [ 373.692639] dump_stack+0x244/0x39d [ 373.694753] lowmem_reserve[]: 0 2818 6321 6321 [ 373.720850] ? dump_stack_print_info.cold.1+0x20/0x20 [ 373.724444] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 373.729016] warn_alloc.cold.116+0xb7/0x1bd [ 373.734158] lowmem_reserve[]: 0 0 3503 3503 [ 373.761464] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.765749] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 373.770053] ? lock_downgrade+0x900/0x900 [ 373.774861] lowmem_reserve[]: 0 0 0 0 [ 373.803642] ? trace_hardirqs_off+0xb8/0x310 [ 373.807752] 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 [ 373.811536] ? trace_hardirqs_off+0xb8/0x310 [ 373.815904] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 373.829410] __alloc_pages_slowpath+0x26e8/0x2e10 [ 373.833778] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 373.849143] ? warn_alloc+0x120/0x120 [ 373.853940] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 373.868391] ? print_usage_bug+0xc0/0xc0 [ 373.872160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 373.880971] ? warn_alloc+0x120/0x120 [ 373.885000] 268 total pagecache pages [ 373.893552] ? warn_alloc+0x120/0x120 [ 373.897326] 0 pages in swap cache [ 373.901103] ? print_usage_bug+0xc0/0xc0 [ 373.904874] Swap cache stats: add 0, delete 0, find 0/0 [ 373.908304] ? kvm_clock_read+0x18/0x30 [ 373.912329] Free swap = 0kB [ 373.917669] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 373.921614] Total swap = 0kB [ 373.924612] ? print_usage_bug+0xc0/0xc0 [ 373.929592] 1965979 pages RAM [ 373.932592] ? __lock_acquire+0x62f/0x4c20 [ 373.936616] 0 pages HighMem/MovableOnly [ 373.939720] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.943921] 342853 pages reserved [ 373.947873] ? should_fail+0x22d/0xd01 [ 373.953374] 0 pages cma reserved [ 373.956810] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.960800] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.964015] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.969257] rsyslogd cpuset=/ mems_allowed=0 [ 373.979287] ? __lock_acquire+0x62f/0x4c20 [ 373.993087] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.998177] ? __lock_acquire+0x62f/0x4c20 [ 374.002395] ? should_fail+0x22d/0xd01 [ 374.006265] ? rcu_irq_exit+0x1a2/0x390 [ 374.010231] ? mark_held_locks+0x130/0x130 [ 374.014470] ? mark_held_locks+0x130/0x130 [ 374.018697] ? mark_held_locks+0xc7/0x130 [ 374.022838] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 374.027843] ? zap_class+0x640/0x640 [ 374.031630] ? print_usage_bug+0xc0/0xc0 [ 374.035783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.041315] ? check_preemption_disabled+0x48/0x280 [ 374.046337] ? __lock_is_held+0xb5/0x140 [ 374.050387] __alloc_pages_nodemask+0xa80/0xde0 [ 374.055040] ? zap_class+0x640/0x640 [ 374.058745] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 374.063759] ? find_held_lock+0x36/0x1c0 [ 374.067818] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.072472] ? lock_downgrade+0x900/0x900 [ 374.076616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.082164] cache_grow_begin+0xa5/0x8c0 [ 374.086299] ? do_raw_spin_unlock+0xa7/0x330 [ 374.090784] fallback_alloc+0x204/0x2e0 [ 374.094756] ____cache_alloc_node+0x1c7/0x1e0 [ 374.099243] kmem_cache_alloc_node+0xe3/0x730 [ 374.103742] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.107973] __alloc_skb+0x119/0x770 [ 374.111671] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.116936] ? netdev_alloc_frag+0x1f0/0x1f0 [ 374.121347] ? lock_downgrade+0x900/0x900 [ 374.125486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.131022] ? refcount_sub_and_test_checked+0x203/0x310 [ 374.136463] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 374.141903] ? addrconf_rs_timer+0x690/0x690 [ 374.146307] ndisc_alloc_skb+0x144/0x340 [ 374.150361] ndisc_send_rs+0x331/0x6e0 [ 374.154238] addrconf_rs_timer+0x314/0x690 [ 374.158463] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.162692] call_timer_fn+0x272/0x920 [ 374.166578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.170801] ? process_timeout+0x40/0x40 [ 374.174851] ? __run_timers+0x7da/0xc70 [ 374.178813] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.183290] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.187772] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.191997] ? lockdep_hardirqs_on+0x296/0x5b0 [ 374.196569] ? trace_hardirqs_on+0xbd/0x310 [ 374.200877] ? kasan_check_read+0x11/0x20 [ 374.205011] ? __run_timers+0x7da/0xc70 [ 374.208970] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.214077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.218300] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.222631] __run_timers+0x7e5/0xc70 [ 374.226426] ? timer_fixup_init+0x70/0x70 [ 374.230569] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 374.235574] ? zap_class+0x640/0x640 [ 374.239281] ? enqueue_hrtimer+0x1a5/0x560 [ 374.243502] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 374.248682] ? find_held_lock+0x36/0x1c0 [ 374.252732] ? zap_class+0x640/0x640 [ 374.256438] ? pvclock_read_flags+0x160/0x160 [ 374.260922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.266445] ? check_preemption_disabled+0x48/0x280 [ 374.271453] ? __lock_is_held+0xb5/0x140 [ 374.275503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.281029] ? check_preemption_disabled+0x48/0x280 [ 374.286036] run_timer_softirq+0x52/0xb0 [ 374.290117] ? rcu_read_lock_sched_held+0x14f/0x180 [ 374.295119] __do_softirq+0x308/0xb7e [ 374.298907] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 374.303385] ? lock_downgrade+0x900/0x900 [ 374.307521] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 374.312620] ? pvclock_read_flags+0x160/0x160 [ 374.317106] ? lapic_next_event+0x5a/0x90 [ 374.321240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.326767] ? kvm_clock_read+0x18/0x30 [ 374.330740] ? kvm_sched_clock_read+0x9/0x20 [ 374.335133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.340657] ? check_preemption_disabled+0x48/0x280 [ 374.345667] irq_exit+0x17f/0x1c0 [ 374.349107] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.353934] ? smp_call_function_single_interrupt+0x159/0x650 [ 374.359805] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.365672] ? interrupt_entry+0xb5/0xc0 [ 374.369721] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.374720] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.379721] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.384568] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.389569] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.394570] ? task_prio+0x50/0x50 [ 374.398095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.403616] ? check_preemption_disabled+0x48/0x280 [ 374.408752] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.413616] apic_timer_interrupt+0xf/0x20 [ 374.417830] [ 374.420056] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 374.424974] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 374.443862] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 374.451557] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 374.458814] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 374.466068] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 374.473321] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 374.480577] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 374.487861] skb_clone+0x1bb/0x500 [ 374.491389] ? finish_task_switch+0x2f4/0x910 [ 374.495873] ? skb_split+0x11e0/0x11e0 [ 374.499747] ? preempt_notifier_register+0x200/0x200 [ 374.505470] ? __switch_to_asm+0x34/0x70 [ 374.509518] ? __switch_to_asm+0x34/0x70 [ 374.513566] ? __switch_to_asm+0x40/0x70 [ 374.517611] ? __switch_to_asm+0x34/0x70 [ 374.521663] ? __switch_to_asm+0x40/0x70 [ 374.525706] ? __switch_to_asm+0x34/0x70 [ 374.529749] ? __switch_to_asm+0x40/0x70 [ 374.533802] ? __switch_to_asm+0x34/0x70 [ 374.537847] ? __switch_to_asm+0x34/0x70 [ 374.541927] ? __switch_to_asm+0x40/0x70 [ 374.545971] ? __switch_to_asm+0x34/0x70 [ 374.550023] bpf_clone_redirect+0xb9/0x490 [ 374.554244] ? __schedule+0x8d7/0x21d0 [ 374.558121] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 374.563385] ? __sched_text_start+0x8/0x8 [ 374.567519] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 374.572272] ? find_held_lock+0x36/0x1c0 [ 374.576324] ? lock_acquire+0x1ed/0x520 [ 374.580288] ? bpf_test_run+0x3cb/0x780 [ 374.584251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.589800] ? check_preemption_disabled+0x48/0x280 [ 374.594806] ? kasan_check_read+0x11/0x20 [ 374.598939] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.604200] ? rcu_softirq_qs+0x20/0x20 [ 374.608162] ? preempt_schedule+0x4d/0x60 [ 374.612294] ? ___preempt_schedule+0x16/0x18 [ 374.616694] ? bpf_test_run+0x25d/0x780 [ 374.620668] ? netlink_diag_dump+0x2a0/0x2a0 [ 374.625066] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.630591] ? bpf_test_init.isra.10+0x70/0x100 [ 374.635250] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 374.639999] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 374.644826] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 374.650348] ? fput+0x130/0x1a0 [ 374.653618] ? __bpf_prog_get+0x9b/0x290 [ 374.657667] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 374.662493] ? bpf_prog_test_run+0x130/0x1a0 [ 374.666895] ? __x64_sys_bpf+0x3d8/0x520 [ 374.670945] ? bpf_prog_get+0x20/0x20 [ 374.674763] ? do_syscall_64+0x1b9/0x820 [ 374.678807] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 374.684161] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.689081] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.694086] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 374.699095] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 374.705756] ? __switch_to_asm+0x40/0x70 [ 374.709803] ? __switch_to_asm+0x34/0x70 [ 374.713852] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.718688] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.724052] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 374.724131] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 374.730792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.730797] Call Trace: [ 374.737335] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.746593] [ 374.749146] syz-executor1 cpuset=syz1 mems_allowed=0 [ 374.759606] dump_stack+0x244/0x39d [ 374.770410] ? dump_stack_print_info.cold.1+0x20/0x20 [ 374.775594] warn_alloc.cold.116+0xb7/0x1bd [ 374.779914] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.784833] ? lock_downgrade+0x900/0x900 [ 374.788972] ? trace_hardirqs_off+0xb8/0x310 [ 374.793372] ? trace_hardirqs_off+0xb8/0x310 [ 374.797772] __alloc_pages_slowpath+0x26e8/0x2e10 [ 374.802624] ? warn_alloc+0x120/0x120 [ 374.806414] ? warn_alloc+0x120/0x120 [ 374.810204] ? warn_alloc+0x120/0x120 [ 374.813993] ? print_usage_bug+0xc0/0xc0 [ 374.818045] ? enqueue_hrtimer+0x1a5/0x560 [ 374.822267] ? print_usage_bug+0xc0/0xc0 [ 374.826312] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 374.831493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.837025] ? should_fail+0x22d/0xd01 [ 374.840899] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.846073] ? __lock_acquire+0x62f/0x4c20 [ 374.850300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.855388] ? __lock_acquire+0x62f/0x4c20 [ 374.859605] ? should_fail+0x22d/0xd01 [ 374.863489] ? mark_held_locks+0x130/0x130 [ 374.867712] ? mark_held_locks+0x130/0x130 [ 374.871940] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 374.876941] ? ktime_get+0x2c1/0x400 [ 374.880646] ? zap_class+0x640/0x640 [ 374.884343] ? print_usage_bug+0xc0/0xc0 [ 374.888492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.894027] ? check_preemption_disabled+0x48/0x280 [ 374.899053] ? __lock_is_held+0xb5/0x140 [ 374.903105] __alloc_pages_nodemask+0xa80/0xde0 [ 374.907759] ? zap_class+0x640/0x640 [ 374.911463] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 374.916474] ? find_held_lock+0x36/0x1c0 [ 374.920529] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.925183] ? lock_downgrade+0x900/0x900 [ 374.929407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.934931] cache_grow_begin+0xa5/0x8c0 [ 374.938975] ? do_raw_spin_unlock+0xa7/0x330 [ 374.943378] fallback_alloc+0x204/0x2e0 [ 374.947342] ____cache_alloc_node+0x1c7/0x1e0 [ 374.951827] kmem_cache_alloc_node+0xe3/0x730 [ 374.956394] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.960623] __alloc_skb+0x119/0x770 [ 374.964320] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.969586] ? netdev_alloc_frag+0x1f0/0x1f0 [ 374.973982] ? lock_downgrade+0x900/0x900 [ 374.978134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.983658] ? refcount_sub_and_test_checked+0x203/0x310 [ 374.989096] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 374.994533] ? addrconf_rs_timer+0x690/0x690 [ 374.998935] ndisc_alloc_skb+0x144/0x340 [ 375.002989] ndisc_send_rs+0x331/0x6e0 [ 375.006971] addrconf_rs_timer+0x314/0x690 [ 375.011200] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.015429] call_timer_fn+0x272/0x920 [ 375.019303] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.023520] ? process_timeout+0x40/0x40 [ 375.027575] ? mark_held_locks+0xc7/0x130 [ 375.031717] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.036196] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.040679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.044901] ? lockdep_hardirqs_on+0x296/0x5b0 [ 375.049469] ? trace_hardirqs_on+0xbd/0x310 [ 375.053776] ? kasan_check_read+0x11/0x20 [ 375.057910] ? __run_timers+0x7da/0xc70 [ 375.061876] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.066973] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.071197] __run_timers+0x7e5/0xc70 [ 375.074995] ? timer_fixup_init+0x70/0x70 [ 375.079135] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 375.084150] ? zap_class+0x640/0x640 [ 375.087852] ? print_usage_bug+0xc0/0xc0 [ 375.091899] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 375.097078] ? find_held_lock+0x36/0x1c0 [ 375.101129] ? zap_class+0x640/0x640 [ 375.104830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.110351] ? check_preemption_disabled+0x48/0x280 [ 375.115363] ? __lock_is_held+0xb5/0x140 [ 375.119409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.124933] ? check_preemption_disabled+0x48/0x280 [ 375.129940] run_timer_softirq+0x52/0xb0 [ 375.133997] ? rcu_read_lock_sched_held+0x14f/0x180 [ 375.139001] __do_softirq+0x308/0xb7e [ 375.142789] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 375.147267] ? lock_downgrade+0x900/0x900 [ 375.151509] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 375.156604] ? pvclock_read_flags+0x160/0x160 [ 375.161090] ? lapic_next_event+0x5a/0x90 [ 375.165224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.170749] ? kvm_clock_read+0x18/0x30 [ 375.174716] ? kvm_sched_clock_read+0x9/0x20 [ 375.179109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.184636] ? check_preemption_disabled+0x48/0x280 [ 375.189643] irq_exit+0x17f/0x1c0 [ 375.193089] smp_apic_timer_interrupt+0x1cb/0x760 [ 375.197914] ? smp_reschedule_interrupt+0x109/0x650 [ 375.202929] ? smp_call_function_single_interrupt+0x650/0x650 [ 375.208801] ? interrupt_entry+0xb5/0xc0 [ 375.212851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.217851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.222853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.227681] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.232685] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.237708] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.242541] apic_timer_interrupt+0xf/0x20 [ 375.246755] [ 375.248983] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 375.254431] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 375.273315] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 375.281010] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 375.288274] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 375.295532] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 375.302803] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 375.310060] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 375.317327] ? check_preemption_disabled+0x3a/0x280 [ 375.322331] ? check_preemption_disabled+0x43/0x280 [ 375.327336] check_preemption_disabled+0x43/0x280 [ 375.332171] debug_smp_processor_id+0x1c/0x20 [ 375.336917] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 375.342183] ? rcu_pm_notify+0xc0/0xc0 [ 375.346056] ? __lock_is_held+0xb5/0x140 [ 375.350111] rcu_read_lock_held+0x90/0xc0 [ 375.354243] list_lru_count_one+0x31a/0x450 [ 375.358552] ? list_lru_isolate_move+0x3c0/0x3c0 [ 375.363384] ? deferred_split_count+0x65/0x170 [ 375.367953] ? shrink_huge_zero_page_count+0xc8/0x100 [ 375.373136] super_cache_count+0x1b9/0x2e0 [ 375.377446] do_shrink_slab+0x1b1/0xd30 [ 375.381411] ? lock_acquire+0x1ed/0x520 [ 375.385377] ? snapshot_refaults+0x290/0x290 [ 375.389776] ? lock_release+0xa00/0xa00 [ 375.393741] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 375.398678] ? down_read_trylock+0xda/0x140 [ 375.403001] ? shrink_slab+0x207/0x8c0 [ 375.406878] ? downgrade_write+0x270/0x270 [ 375.411107] shrink_slab+0x389/0x8c0 [ 375.414807] ? shrink_active_list+0x1f00/0x1f00 [ 375.419468] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 375.425082] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.430195] ? cgroup_procs_write_finish+0xf0/0xf0 [ 375.435118] ? find_held_lock+0x36/0x1c0 [ 375.439164] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.444698] shrink_node+0x431/0x16b0 [ 375.448499] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 375.453779] ? shrink_node_memcg+0x18f0/0x18f0 [ 375.458353] ? kvm_clock_read+0x18/0x30 [ 375.462314] ? ktime_get+0x2c1/0x400 [ 375.466020] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 375.470512] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.476035] ? __cpuset_node_allowed+0x19b/0x660 [ 375.480777] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 375.486476] ? delayacct_end+0x5a/0x100 [ 375.490443] do_try_to_free_pages+0x3e7/0x1290 [ 375.495009] ? zap_class+0x640/0x640 [ 375.498720] ? shrink_node+0x16b0/0x16b0 [ 375.502771] ? __lock_is_held+0xb5/0x140 [ 375.506830] try_to_free_pages+0x4d0/0xb90 [ 375.511054] ? do_try_to_free_pages+0x1290/0x1290 [ 375.515893] ? lock_acquire+0x1ed/0x520 [ 375.519851] ? set_page_refcounted+0x280/0x280 [ 375.524538] ? lock_release+0xa00/0xa00 [ 375.528497] ? _raw_spin_unlock_irq+0x60/0x80 [ 375.532976] ? psi_memstall_enter+0x240/0x2b0 [ 375.537550] ? psi_memstall_tick+0x230/0x230 [ 375.541960] __alloc_pages_slowpath+0xa14/0x2e10 [ 375.546722] ? warn_alloc+0x120/0x120 [ 375.550506] ? mark_held_locks+0x130/0x130 [ 375.554742] ? warn_alloc+0x120/0x120 [ 375.558532] ? print_usage_bug+0xc0/0xc0 [ 375.562580] ? print_usage_bug+0xc0/0xc0 [ 375.566626] ? perf_event_update_userpage+0xcd0/0xcd0 [ 375.571804] ? print_usage_bug+0xc0/0xc0 [ 375.575853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.581559] ? should_fail+0x22d/0xd01 [ 375.585428] ? zap_class+0x640/0x640 [ 375.589131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.594220] ? zap_class+0x640/0x640 [ 375.597944] ? __lock_is_held+0xb5/0x140 [ 375.601998] ? zap_class+0x640/0x640 [ 375.605701] ? lock_release+0xa00/0xa00 [ 375.609673] ? perf_trace_sched_process_exec+0x860/0x860 [ 375.615110] ? check_preemption_disabled+0x48/0x280 [ 375.620118] ? __might_sleep+0x95/0x190 [ 375.624214] __alloc_pages_nodemask+0xa80/0xde0 [ 375.628866] ? zap_class+0x640/0x640 [ 375.632594] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 375.637607] ? mark_held_locks+0xc7/0x130 [ 375.641743] ? cache_grow_begin+0x65/0x8c0 [ 375.645973] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 375.650543] ? trace_hardirqs_on+0xbd/0x310 [ 375.654853] ? fallback_alloc+0x204/0x2e0 [ 375.658987] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.664079] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.669603] cache_grow_begin+0xa5/0x8c0 [ 375.673648] ? do_raw_spin_unlock+0xa7/0x330 [ 375.678053] fallback_alloc+0x204/0x2e0 [ 375.682015] ____cache_alloc_node+0x1c7/0x1e0 [ 375.686502] kmem_cache_alloc_trace+0x214/0x750 [ 375.691167] do_syslog+0xb9b/0x1690 [ 375.694806] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 375.699809] ? finish_wait+0x430/0x430 [ 375.703689] ? aa_path_link+0x5e0/0x5e0 [ 375.707659] kmsg_read+0x8f/0xc0 [ 375.711011] ? kmsg_poll+0xb0/0xb0 [ 375.714627] proc_reg_read+0x2a3/0x3d0 [ 375.718517] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 375.723434] ? mark_held_locks+0xc7/0x130 [ 375.727571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.733094] ? fsnotify+0x4e5/0xf20 [ 375.736714] __vfs_read+0x117/0x9b0 [ 375.740326] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 375.745241] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 375.750159] ? vfs_copy_file_range+0xb90/0xb90 [ 375.754725] ? fsnotify+0xf20/0xf20 [ 375.758342] ? fsnotify_first_mark+0x350/0x350 [ 375.762923] ? security_file_permission+0x1c2/0x220 [ 375.767931] ? rw_verify_area+0x118/0x360 [ 375.772082] vfs_read+0x17f/0x3c0 [ 375.775525] ksys_read+0x101/0x260 [ 375.779053] ? kernel_write+0x120/0x120 [ 375.783124] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.788219] __x64_sys_read+0x73/0xb0 [ 375.792015] do_syscall_64+0x1b9/0x820 [ 375.795889] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 375.801243] ? syscall_return_slowpath+0x5e0/0x5e0 [ 375.806155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.810985] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.815986] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 375.820991] ? prepare_exit_to_usermode+0x291/0x3b0 [ 375.825997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.830839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 375.836018] RIP: 0033:0x7fe74e2211fd [ 375.839731] Code: Bad RIP value. [ 375.843085] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 375.850777] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 375.858034] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 375.865287] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 375.872538] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 375.879791] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 375.887069] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 375.887073] warn_alloc_show_mem: 1 callbacks suppressed [ 375.887078] Mem-Info: [ 375.894438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.894444] Call Trace: [ 375.899801] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 375.899801] active_file:15 inactive_file:9 isolated_file:0 [ 375.899801] unevictable:0 dirty:0 writeback:0 unstable:0 [ 375.899801] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 375.899801] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 375.899801] free:13746 free_pcp:134 free_cma:0 [ 375.902164] [ 375.911508] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 375.914070] dump_stack+0x244/0x39d [ 375.946823] 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 [ 375.948958] ? dump_stack_print_info.cold.1+0x20/0x20 [ 375.976416] lowmem_reserve[]: 0 2818 6321 6321 [ 375.980029] warn_alloc.cold.116+0xb7/0x1bd [ 376.006097] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 376.011268] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 376.015815] lowmem_reserve[]: 0 0 3503 3503 [ 376.020117] ? lock_downgrade+0x900/0x900 [ 376.047406] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 376.052236] ? trace_hardirqs_off+0xb8/0x310 [ 376.056517] lowmem_reserve[]: 0 0 0 0 [ 376.060659] ? trace_hardirqs_off+0xb8/0x310 [ 376.089422] 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 [ 376.093816] __alloc_pages_slowpath+0x26e8/0x2e10 [ 376.097592] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 376.102022] ? warn_alloc+0x120/0x120 [ 376.115503] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 376.120326] ? print_usage_bug+0xc0/0xc0 [ 376.135556] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 376.139330] ? warn_alloc+0x120/0x120 [ 376.153792] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 376.157828] ? warn_alloc+0x120/0x120 [ 376.166634] 268 total pagecache pages [ 376.170427] ? print_usage_bug+0xc0/0xc0 [ 376.178988] 0 pages in swap cache [ 376.182765] ? kvm_clock_read+0x18/0x30 [ 376.186535] Swap cache stats: add 0, delete 0, find 0/0 [ 376.190586] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 376.194006] Free swap = 0kB [ 376.197958] ? print_usage_bug+0xc0/0xc0 [ 376.203287] Total swap = 0kB [ 376.208278] ? __lock_acquire+0x62f/0x4c20 [ 376.211264] 1965979 pages RAM [ 376.215341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.218327] 0 pages HighMem/MovableOnly [ 376.222539] ? should_fail+0x22d/0xd01 [ 376.225616] 342853 pages reserved [ 376.231130] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.235068] 0 pages cma reserved [ 376.238939] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.242436] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 376.247646] ? __lock_acquire+0x62f/0x4c20 [ 376.247660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.247672] ? __lock_acquire+0x62f/0x4c20 [ 376.251065] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 376.256092] ? should_fail+0x22d/0xd01 [ 376.262547] rsyslogd cpuset=/ mems_allowed=0 [ 376.266753] ? rcu_irq_exit+0x1a2/0x390 [ 376.266773] ? mark_held_locks+0x130/0x130 [ 376.302477] ? mark_held_locks+0x130/0x130 [ 376.306710] ? mark_held_locks+0xc7/0x130 [ 376.310841] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 376.316164] ? zap_class+0x640/0x640 [ 376.319864] ? print_usage_bug+0xc0/0xc0 [ 376.323916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.329440] ? check_preemption_disabled+0x48/0x280 [ 376.334450] ? __lock_is_held+0xb5/0x140 [ 376.338500] __alloc_pages_nodemask+0xa80/0xde0 [ 376.343154] ? zap_class+0x640/0x640 [ 376.346857] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 376.351869] ? find_held_lock+0x36/0x1c0 [ 376.355923] ? ____cache_alloc_node+0x1c7/0x1e0 [ 376.360681] ? lock_downgrade+0x900/0x900 [ 376.364818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.370346] cache_grow_begin+0xa5/0x8c0 [ 376.374394] ? do_raw_spin_unlock+0xa7/0x330 [ 376.378793] fallback_alloc+0x204/0x2e0 [ 376.382759] ____cache_alloc_node+0x1c7/0x1e0 [ 376.387255] kmem_cache_alloc_node+0xe3/0x730 [ 376.391739] ? ipv6_get_ifaddr+0x42e/0x620 [ 376.395967] __alloc_skb+0x119/0x770 [ 376.399668] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.404935] ? netdev_alloc_frag+0x1f0/0x1f0 [ 376.409342] ? lock_downgrade+0x900/0x900 [ 376.413496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.419022] ? refcount_sub_and_test_checked+0x203/0x310 [ 376.424465] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 376.429906] ? addrconf_rs_timer+0x690/0x690 [ 376.434310] ndisc_alloc_skb+0x144/0x340 [ 376.438363] ndisc_send_rs+0x331/0x6e0 [ 376.442243] addrconf_rs_timer+0x314/0x690 [ 376.446469] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.450697] call_timer_fn+0x272/0x920 [ 376.454572] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.458800] ? process_timeout+0x40/0x40 [ 376.462851] ? __run_timers+0x7da/0xc70 [ 376.466812] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.471290] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.475769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.479992] ? lockdep_hardirqs_on+0x296/0x5b0 [ 376.484561] ? trace_hardirqs_on+0xbd/0x310 [ 376.488876] ? kasan_check_read+0x11/0x20 [ 376.493011] ? __run_timers+0x7da/0xc70 [ 376.496972] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.502609] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.506834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.511139] __run_timers+0x7e5/0xc70 [ 376.514932] ? timer_fixup_init+0x70/0x70 [ 376.519068] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 376.524070] ? zap_class+0x640/0x640 [ 376.527772] ? enqueue_hrtimer+0x1a5/0x560 [ 376.531998] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 376.537181] ? find_held_lock+0x36/0x1c0 [ 376.541229] ? zap_class+0x640/0x640 [ 376.544948] ? pvclock_read_flags+0x160/0x160 [ 376.549428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.554950] ? check_preemption_disabled+0x48/0x280 [ 376.559959] ? __lock_is_held+0xb5/0x140 [ 376.564025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.569564] ? check_preemption_disabled+0x48/0x280 [ 376.574584] run_timer_softirq+0x52/0xb0 [ 376.578633] ? rcu_read_lock_sched_held+0x14f/0x180 [ 376.583634] __do_softirq+0x308/0xb7e [ 376.587424] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 376.591908] ? lock_downgrade+0x900/0x900 [ 376.596043] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 376.601137] ? pvclock_read_flags+0x160/0x160 [ 376.605623] ? lapic_next_event+0x5a/0x90 [ 376.609760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.615285] ? kvm_clock_read+0x18/0x30 [ 376.619245] ? kvm_sched_clock_read+0x9/0x20 [ 376.623639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.629161] ? check_preemption_disabled+0x48/0x280 [ 376.634170] irq_exit+0x17f/0x1c0 [ 376.637610] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.642437] ? smp_call_function_single_interrupt+0x159/0x650 [ 376.648304] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.654188] ? interrupt_entry+0xb5/0xc0 [ 376.658244] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.663243] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.668246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.673077] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.678167] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.683168] ? task_prio+0x50/0x50 [ 376.686695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.692219] ? check_preemption_disabled+0x48/0x280 [ 376.697223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.702056] apic_timer_interrupt+0xf/0x20 [ 376.706270] [ 376.708494] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 376.713411] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 376.732297] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 376.739988] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 376.747344] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 376.754596] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 376.761851] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 376.769107] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 376.776397] skb_clone+0x1bb/0x500 [ 376.779922] ? finish_task_switch+0x2f4/0x910 [ 376.784404] ? skb_split+0x11e0/0x11e0 [ 376.788279] ? preempt_notifier_register+0x200/0x200 [ 376.793364] ? __switch_to_asm+0x34/0x70 [ 376.797413] ? __switch_to_asm+0x34/0x70 [ 376.801461] ? __switch_to_asm+0x40/0x70 [ 376.805517] ? __switch_to_asm+0x34/0x70 [ 376.809565] ? __switch_to_asm+0x40/0x70 [ 376.813612] ? __switch_to_asm+0x34/0x70 [ 376.817658] ? __switch_to_asm+0x40/0x70 [ 376.821704] ? __switch_to_asm+0x34/0x70 [ 376.825752] ? __switch_to_asm+0x34/0x70 [ 376.829797] ? __switch_to_asm+0x40/0x70 [ 376.833844] ? __switch_to_asm+0x34/0x70 [ 376.837896] bpf_clone_redirect+0xb9/0x490 [ 376.842116] ? __schedule+0x8d7/0x21d0 [ 376.845993] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 376.850995] ? __sched_text_start+0x8/0x8 [ 376.855129] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 376.859888] ? find_held_lock+0x36/0x1c0 [ 376.863944] ? lock_acquire+0x1ed/0x520 [ 376.867907] ? bpf_test_run+0x3cb/0x780 [ 376.871867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.877403] ? check_preemption_disabled+0x48/0x280 [ 376.882412] ? kasan_check_read+0x11/0x20 [ 376.886543] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.891813] ? rcu_softirq_qs+0x20/0x20 [ 376.895862] ? preempt_schedule+0x4d/0x60 [ 376.899996] ? ___preempt_schedule+0x16/0x18 [ 376.904396] ? bpf_test_run+0x25d/0x780 [ 376.908456] ? netlink_diag_dump+0x2a0/0x2a0 [ 376.912850] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.918372] ? bpf_test_init.isra.10+0x70/0x100 [ 376.923040] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 376.927798] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 376.932629] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 376.938151] ? fput+0x130/0x1a0 [ 376.941415] ? __bpf_prog_get+0x9b/0x290 [ 376.945482] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 376.950307] ? bpf_prog_test_run+0x130/0x1a0 [ 376.954731] ? __x64_sys_bpf+0x3d8/0x520 [ 376.958775] ? bpf_prog_get+0x20/0x20 [ 376.962584] ? do_syscall_64+0x1b9/0x820 [ 376.966632] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 376.971981] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.976898] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.981899] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 376.986899] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 376.993555] ? __switch_to_asm+0x40/0x70 [ 376.997599] ? __switch_to_asm+0x34/0x70 [ 377.001649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.006484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 377.011846] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 377.011912] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.018586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.018590] Call Trace: [ 377.018594] [ 377.018608] dump_stack+0x244/0x39d [ 377.018624] ? dump_stack_print_info.cold.1+0x20/0x20 [ 377.025172] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.034451] warn_alloc.cold.116+0xb7/0x1bd [ 377.036995] syz-executor1 cpuset=syz1 mems_allowed=0 [ 377.039124] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.072645] ? lock_downgrade+0x900/0x900 [ 377.076786] ? trace_hardirqs_off+0xb8/0x310 [ 377.081189] ? trace_hardirqs_off+0xb8/0x310 [ 377.085588] __alloc_pages_slowpath+0x26e8/0x2e10 [ 377.090438] ? warn_alloc+0x120/0x120 [ 377.094228] ? print_usage_bug+0xc0/0xc0 [ 377.098274] ? warn_alloc+0x120/0x120 [ 377.102064] ? warn_alloc+0x120/0x120 [ 377.105858] ? print_usage_bug+0xc0/0xc0 [ 377.109909] ? print_usage_bug+0xc0/0xc0 [ 377.113955] ? __lock_acquire+0x62f/0x4c20 [ 377.118177] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.123700] ? should_fail+0x22d/0xd01 [ 377.127575] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.132665] ? __lock_acquire+0x62f/0x4c20 [ 377.136892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.141982] ? __lock_acquire+0x62f/0x4c20 [ 377.146210] ? should_fail+0x22d/0xd01 [ 377.150082] ? find_held_lock+0x36/0x1c0 [ 377.154133] ? mark_held_locks+0x130/0x130 [ 377.158356] ? mark_held_locks+0x130/0x130 [ 377.162582] ? zap_class+0x640/0x640 [ 377.166279] ? zap_class+0x640/0x640 [ 377.169985] ? print_usage_bug+0xc0/0xc0 [ 377.174032] ? do_raw_spin_unlock+0xa7/0x330 [ 377.178426] ? zap_class+0x640/0x640 [ 377.182124] ? print_usage_bug+0xc0/0xc0 [ 377.186171] ? wq_watchdog_touch+0x9c/0xfe [ 377.190394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.195927] ? check_preemption_disabled+0x48/0x280 [ 377.200937] ? __lock_is_held+0xb5/0x140 [ 377.204990] __alloc_pages_nodemask+0xa80/0xde0 [ 377.209642] ? zap_class+0x640/0x640 [ 377.213345] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 377.218353] ? find_held_lock+0x36/0x1c0 [ 377.222406] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.227060] ? lock_downgrade+0x900/0x900 [ 377.231201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.236727] cache_grow_begin+0xa5/0x8c0 [ 377.240774] ? do_raw_spin_unlock+0xa7/0x330 [ 377.245177] fallback_alloc+0x204/0x2e0 [ 377.249142] ____cache_alloc_node+0x1c7/0x1e0 [ 377.253627] kmem_cache_alloc_node+0xe3/0x730 [ 377.258108] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.262335] __alloc_skb+0x119/0x770 [ 377.266033] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.271298] ? netdev_alloc_frag+0x1f0/0x1f0 [ 377.275708] ? lock_downgrade+0x900/0x900 [ 377.279846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.285366] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.290809] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.296244] ? addrconf_rs_timer+0x690/0x690 [ 377.300646] ndisc_alloc_skb+0x144/0x340 [ 377.304699] ndisc_send_rs+0x331/0x6e0 [ 377.308576] addrconf_rs_timer+0x314/0x690 [ 377.312802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.317029] call_timer_fn+0x272/0x920 [ 377.320899] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.325118] ? process_timeout+0x40/0x40 [ 377.329169] ? mark_held_locks+0xc7/0x130 [ 377.333302] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.338041] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.342526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.346752] ? lockdep_hardirqs_on+0x296/0x5b0 [ 377.351337] ? trace_hardirqs_on+0xbd/0x310 [ 377.355641] ? kasan_check_read+0x11/0x20 [ 377.359775] ? __run_timers+0x7da/0xc70 [ 377.363744] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.368834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.373057] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.377276] __run_timers+0x7e5/0xc70 [ 377.381072] ? timer_fixup_init+0x70/0x70 [ 377.385208] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 377.390210] ? zap_class+0x640/0x640 [ 377.393914] ? print_usage_bug+0xc0/0xc0 [ 377.397964] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 377.403147] ? find_held_lock+0x36/0x1c0 [ 377.407204] ? zap_class+0x640/0x640 [ 377.410912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.416434] ? check_preemption_disabled+0x48/0x280 [ 377.421456] ? __lock_is_held+0xb5/0x140 [ 377.425514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.431038] ? check_preemption_disabled+0x48/0x280 [ 377.436042] run_timer_softirq+0x52/0xb0 [ 377.440091] ? rcu_read_lock_sched_held+0x14f/0x180 [ 377.445095] __do_softirq+0x308/0xb7e [ 377.448882] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 377.453364] ? lock_downgrade+0x900/0x900 [ 377.457517] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 377.462614] ? pvclock_read_flags+0x160/0x160 [ 377.467097] ? lapic_next_event+0x5a/0x90 [ 377.471233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.476757] ? kvm_clock_read+0x18/0x30 [ 377.480720] ? kvm_sched_clock_read+0x9/0x20 [ 377.485116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.490638] ? check_preemption_disabled+0x48/0x280 [ 377.495649] irq_exit+0x17f/0x1c0 [ 377.499097] smp_apic_timer_interrupt+0x1cb/0x760 [ 377.503930] ? smp_reschedule_interrupt+0x109/0x650 [ 377.508932] ? smp_call_function_single_interrupt+0x650/0x650 [ 377.514802] ? interrupt_entry+0xb5/0xc0 [ 377.518851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.523854] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.528972] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.533804] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.538806] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.543827] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.548660] apic_timer_interrupt+0xf/0x20 [ 377.552873] [ 377.555108] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 377.560543] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 377.579427] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 377.587119] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 377.594547] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 377.601800] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 377.609053] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 377.616307] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 377.623579] ? check_preemption_disabled+0x3a/0x280 [ 377.628583] ? check_preemption_disabled+0x43/0x280 [ 377.633589] check_preemption_disabled+0x43/0x280 [ 377.638430] debug_smp_processor_id+0x1c/0x20 [ 377.642911] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 377.648175] ? rcu_pm_notify+0xc0/0xc0 [ 377.652045] ? __lock_is_held+0xb5/0x140 [ 377.656101] rcu_read_lock_held+0x90/0xc0 [ 377.660235] list_lru_count_one+0x31a/0x450 [ 377.664542] ? list_lru_isolate_move+0x3c0/0x3c0 [ 377.669285] ? deferred_split_count+0x65/0x170 [ 377.673853] ? shrink_huge_zero_page_count+0xc8/0x100 [ 377.679033] super_cache_count+0x1b9/0x2e0 [ 377.683276] do_shrink_slab+0x1b1/0xd30 [ 377.687238] ? lock_acquire+0x1ed/0x520 [ 377.691219] ? snapshot_refaults+0x290/0x290 [ 377.695613] ? lock_release+0xa00/0xa00 [ 377.699577] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 377.704503] ? down_read_trylock+0xda/0x140 [ 377.708819] ? shrink_slab+0x207/0x8c0 [ 377.712693] ? downgrade_write+0x270/0x270 [ 377.716923] shrink_slab+0x389/0x8c0 [ 377.720621] ? shrink_active_list+0x1f00/0x1f00 [ 377.725283] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 377.730894] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 377.735988] ? cgroup_procs_write_finish+0xf0/0xf0 [ 377.740909] ? find_held_lock+0x36/0x1c0 [ 377.744958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.750493] shrink_node+0x431/0x16b0 [ 377.754285] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 377.759568] ? shrink_node_memcg+0x18f0/0x18f0 [ 377.764136] ? kvm_clock_read+0x18/0x30 [ 377.768094] ? ktime_get+0x2c1/0x400 [ 377.771797] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 377.776281] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.781802] ? __cpuset_node_allowed+0x19b/0x660 [ 377.786545] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 377.792240] ? delayacct_end+0x5a/0x100 [ 377.796211] do_try_to_free_pages+0x3e7/0x1290 [ 377.800780] ? zap_class+0x640/0x640 [ 377.804500] ? shrink_node+0x16b0/0x16b0 [ 377.808551] ? __lock_is_held+0xb5/0x140 [ 377.812609] try_to_free_pages+0x4d0/0xb90 [ 377.816834] ? do_try_to_free_pages+0x1290/0x1290 [ 377.821671] ? lock_acquire+0x1ed/0x520 [ 377.825632] ? set_page_refcounted+0x280/0x280 [ 377.830317] ? lock_release+0xa00/0xa00 [ 377.834277] ? _raw_spin_unlock_irq+0x60/0x80 [ 377.838757] ? psi_memstall_enter+0x240/0x2b0 [ 377.843367] ? psi_memstall_tick+0x230/0x230 [ 377.847769] __alloc_pages_slowpath+0xa14/0x2e10 [ 377.852547] ? warn_alloc+0x120/0x120 [ 377.856332] ? mark_held_locks+0x130/0x130 [ 377.860565] ? warn_alloc+0x120/0x120 [ 377.864352] ? print_usage_bug+0xc0/0xc0 [ 377.868400] ? print_usage_bug+0xc0/0xc0 [ 377.872446] ? perf_event_update_userpage+0xcd0/0xcd0 [ 377.877627] ? print_usage_bug+0xc0/0xc0 [ 377.881677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.887200] ? should_fail+0x22d/0xd01 [ 377.891080] ? zap_class+0x640/0x640 [ 377.894781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.899868] ? zap_class+0x640/0x640 [ 377.903592] ? __lock_is_held+0xb5/0x140 [ 377.907645] ? zap_class+0x640/0x640 [ 377.911365] ? lock_release+0xa00/0xa00 [ 377.915342] ? perf_trace_sched_process_exec+0x860/0x860 [ 377.920776] ? check_preemption_disabled+0x48/0x280 [ 377.925783] ? __might_sleep+0x95/0x190 [ 377.929749] __alloc_pages_nodemask+0xa80/0xde0 [ 377.934402] ? zap_class+0x640/0x640 [ 377.938220] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 377.943231] ? mark_held_locks+0xc7/0x130 [ 377.947370] ? cache_grow_begin+0x65/0x8c0 [ 377.951589] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 377.956158] ? trace_hardirqs_on+0xbd/0x310 [ 377.960468] ? fallback_alloc+0x204/0x2e0 [ 377.964603] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.969694] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.975235] cache_grow_begin+0xa5/0x8c0 [ 377.979282] ? do_raw_spin_unlock+0xa7/0x330 [ 377.983684] fallback_alloc+0x204/0x2e0 [ 377.987652] ____cache_alloc_node+0x1c7/0x1e0 [ 377.992135] kmem_cache_alloc_trace+0x214/0x750 [ 377.996801] do_syslog+0xb9b/0x1690 [ 378.000421] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 378.005426] ? finish_wait+0x430/0x430 [ 378.009301] ? aa_path_link+0x5e0/0x5e0 [ 378.013267] kmsg_read+0x8f/0xc0 [ 378.016634] ? kmsg_poll+0xb0/0xb0 [ 378.020165] proc_reg_read+0x2a3/0x3d0 [ 378.024041] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 378.028956] ? mark_held_locks+0xc7/0x130 [ 378.033092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.038612] ? fsnotify+0x4e5/0xf20 [ 378.042232] __vfs_read+0x117/0x9b0 [ 378.045849] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 378.050764] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 378.055682] ? vfs_copy_file_range+0xb90/0xb90 [ 378.060254] ? fsnotify+0xf20/0xf20 [ 378.063869] ? fsnotify_first_mark+0x350/0x350 [ 378.068445] ? security_file_permission+0x1c2/0x220 [ 378.073461] ? rw_verify_area+0x118/0x360 [ 378.077599] vfs_read+0x17f/0x3c0 [ 378.081044] ksys_read+0x101/0x260 [ 378.084572] ? kernel_write+0x120/0x120 [ 378.088540] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.093637] __x64_sys_read+0x73/0xb0 [ 378.097424] do_syscall_64+0x1b9/0x820 [ 378.101300] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 378.106652] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.111581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.116422] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.121428] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.126449] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.131460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.136294] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.141503] RIP: 0033:0x7fe74e2211fd [ 378.145214] Code: Bad RIP value. [ 378.148562] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 378.156251] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 378.163503] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 378.170756] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 378.178012] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 378.185265] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 378.192543] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 378.192547] warn_alloc_show_mem: 1 callbacks suppressed [ 378.192552] Mem-Info: [ 378.199813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.205166] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 378.205166] active_file:15 inactive_file:9 isolated_file:0 [ 378.205166] unevictable:0 dirty:0 writeback:0 unstable:0 [ 378.205166] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 378.205166] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 378.205166] free:13746 free_pcp:134 free_cma:0 [ 378.207532] Call Trace: [ 378.216891] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 378.249732] [ 378.252288] 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 [ 378.279772] dump_stack+0x244/0x39d [ 378.281886] lowmem_reserve[]: 0 2818 6321 6321 [ 378.308413] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.312003] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 378.316579] warn_alloc.cold.116+0xb7/0x1bd [ 378.321739] lowmem_reserve[]: 0 0 3503 3503 [ 378.349048] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.353333] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 378.357636] ? lock_downgrade+0x900/0x900 [ 378.362442] lowmem_reserve[]: 0 0 0 0 [ 378.391232] ? trace_hardirqs_off+0xb8/0x310 [ 378.395341] 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 [ 378.399124] ? trace_hardirqs_off+0xb8/0x310 [ 378.403494] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 378.417001] __alloc_pages_slowpath+0x26e8/0x2e10 [ 378.421390] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 378.436651] ? warn_alloc+0x120/0x120 [ 378.441446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 378.455900] ? print_usage_bug+0xc0/0xc0 [ 378.459672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.468492] ? warn_alloc+0x120/0x120 [ 378.472522] 268 total pagecache pages [ 378.481075] ? warn_alloc+0x120/0x120 [ 378.484849] 0 pages in swap cache [ 378.488622] ? print_usage_bug+0xc0/0xc0 [ 378.492389] Swap cache stats: add 0, delete 0, find 0/0 [ 378.495825] ? kvm_clock_read+0x18/0x30 [ 378.499855] Free swap = 0kB [ 378.505719] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 378.509676] Total swap = 0kB [ 378.512677] ? print_usage_bug+0xc0/0xc0 [ 378.517688] 1965979 pages RAM [ 378.520679] ? __lock_acquire+0x62f/0x4c20 [ 378.524707] 0 pages HighMem/MovableOnly [ 378.527793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.531994] 342853 pages reserved [ 378.535961] ? should_fail+0x22d/0xd01 [ 378.541459] 0 pages cma reserved [ 378.544889] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.548808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 378.552095] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.557415] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.563808] ? __lock_acquire+0x62f/0x4c20 [ 378.568874] rsyslogd cpuset=/ mems_allowed=0 [ 378.578904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.592582] ? __lock_acquire+0x62f/0x4c20 [ 378.596800] ? should_fail+0x22d/0xd01 [ 378.600669] ? rcu_irq_exit+0x1a2/0x390 [ 378.604637] ? mark_held_locks+0x130/0x130 [ 378.608862] ? mark_held_locks+0x130/0x130 [ 378.613089] ? mark_held_locks+0xc7/0x130 [ 378.617224] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 378.622225] ? zap_class+0x640/0x640 [ 378.625934] ? print_usage_bug+0xc0/0xc0 [ 378.629987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.635514] ? check_preemption_disabled+0x48/0x280 [ 378.640527] ? __lock_is_held+0xb5/0x140 [ 378.644577] __alloc_pages_nodemask+0xa80/0xde0 [ 378.649231] ? zap_class+0x640/0x640 [ 378.652936] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 378.657946] ? find_held_lock+0x36/0x1c0 [ 378.662002] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.666660] ? lock_downgrade+0x900/0x900 [ 378.670798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.676325] cache_grow_begin+0xa5/0x8c0 [ 378.680373] ? do_raw_spin_unlock+0xa7/0x330 [ 378.684782] fallback_alloc+0x204/0x2e0 [ 378.688749] ____cache_alloc_node+0x1c7/0x1e0 [ 378.693238] kmem_cache_alloc_node+0xe3/0x730 [ 378.697720] ? ipv6_get_ifaddr+0x42e/0x620 [ 378.701959] __alloc_skb+0x119/0x770 [ 378.705655] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.710918] ? netdev_alloc_frag+0x1f0/0x1f0 [ 378.715311] ? lock_downgrade+0x900/0x900 [ 378.719449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.724974] ? refcount_sub_and_test_checked+0x203/0x310 [ 378.730417] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 378.735876] ? addrconf_rs_timer+0x690/0x690 [ 378.740279] ndisc_alloc_skb+0x144/0x340 [ 378.744329] ndisc_send_rs+0x331/0x6e0 [ 378.748210] addrconf_rs_timer+0x314/0x690 [ 378.752436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.756664] call_timer_fn+0x272/0x920 [ 378.760559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.764784] ? process_timeout+0x40/0x40 [ 378.768842] ? __run_timers+0x7da/0xc70 [ 378.772801] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.777280] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.781884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.786104] ? lockdep_hardirqs_on+0x296/0x5b0 [ 378.790685] ? trace_hardirqs_on+0xbd/0x310 [ 378.794990] ? kasan_check_read+0x11/0x20 [ 378.799119] ? __run_timers+0x7da/0xc70 [ 378.803081] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.808181] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.812412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.816629] __run_timers+0x7e5/0xc70 [ 378.820440] ? timer_fixup_init+0x70/0x70 [ 378.824577] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 378.829579] ? zap_class+0x640/0x640 [ 378.833284] ? enqueue_hrtimer+0x1a5/0x560 [ 378.837508] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 378.842695] ? find_held_lock+0x36/0x1c0 [ 378.846745] ? zap_class+0x640/0x640 [ 378.850450] ? pvclock_read_flags+0x160/0x160 [ 378.854933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.860455] ? check_preemption_disabled+0x48/0x280 [ 378.865465] ? __lock_is_held+0xb5/0x140 [ 378.869513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.875035] ? check_preemption_disabled+0x48/0x280 [ 378.880038] run_timer_softirq+0x52/0xb0 [ 378.884084] ? rcu_read_lock_sched_held+0x14f/0x180 [ 378.889088] __do_softirq+0x308/0xb7e [ 378.892878] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 378.897356] ? lock_downgrade+0x900/0x900 [ 378.901498] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 378.906596] ? pvclock_read_flags+0x160/0x160 [ 378.911082] ? lapic_next_event+0x5a/0x90 [ 378.915221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.920756] ? kvm_clock_read+0x18/0x30 [ 378.924720] ? kvm_sched_clock_read+0x9/0x20 [ 378.929119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.934667] ? check_preemption_disabled+0x48/0x280 [ 378.939677] irq_exit+0x17f/0x1c0 [ 378.943216] smp_apic_timer_interrupt+0x1cb/0x760 [ 378.948047] ? smp_call_function_single_interrupt+0x159/0x650 [ 378.953920] ? smp_call_function_single_interrupt+0x650/0x650 [ 378.959788] ? interrupt_entry+0xb5/0xc0 [ 378.963838] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.968838] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.973842] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.978669] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.983669] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.988673] ? task_prio+0x50/0x50 [ 378.992204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.997729] ? check_preemption_disabled+0x48/0x280 [ 379.002739] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.007577] apic_timer_interrupt+0xf/0x20 [ 379.011794] [ 379.014022] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 379.018946] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 379.037829] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 379.045519] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 379.052773] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 379.060029] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 379.067283] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 379.074535] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 379.081818] skb_clone+0x1bb/0x500 [ 379.085354] ? finish_task_switch+0x2f4/0x910 [ 379.089842] ? skb_split+0x11e0/0x11e0 [ 379.093716] ? preempt_notifier_register+0x200/0x200 [ 379.098809] ? __switch_to_asm+0x34/0x70 [ 379.102861] ? __switch_to_asm+0x34/0x70 [ 379.106902] ? __switch_to_asm+0x40/0x70 [ 379.110947] ? __switch_to_asm+0x34/0x70 [ 379.114991] ? __switch_to_asm+0x40/0x70 [ 379.119038] ? __switch_to_asm+0x34/0x70 [ 379.123085] ? __switch_to_asm+0x40/0x70 [ 379.127133] ? __switch_to_asm+0x34/0x70 [ 379.131176] ? __switch_to_asm+0x34/0x70 [ 379.135222] ? __switch_to_asm+0x40/0x70 [ 379.139264] ? __switch_to_asm+0x34/0x70 [ 379.143317] bpf_clone_redirect+0xb9/0x490 [ 379.147538] ? __schedule+0x8d7/0x21d0 [ 379.151429] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 379.156433] ? __sched_text_start+0x8/0x8 [ 379.160569] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 379.165319] ? find_held_lock+0x36/0x1c0 [ 379.169379] ? lock_acquire+0x1ed/0x520 [ 379.173428] ? bpf_test_run+0x3cb/0x780 [ 379.177389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.182911] ? check_preemption_disabled+0x48/0x280 [ 379.187918] ? kasan_check_read+0x11/0x20 [ 379.192054] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.197315] ? rcu_softirq_qs+0x20/0x20 [ 379.201279] ? preempt_schedule+0x4d/0x60 [ 379.205416] ? ___preempt_schedule+0x16/0x18 [ 379.209815] ? bpf_test_run+0x25d/0x780 [ 379.213792] ? netlink_diag_dump+0x2a0/0x2a0 [ 379.218188] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.223711] ? bpf_test_init.isra.10+0x70/0x100 [ 379.228379] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 379.233132] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 379.237959] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 379.243481] ? fput+0x130/0x1a0 [ 379.246746] ? __bpf_prog_get+0x9b/0x290 [ 379.250793] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 379.255618] ? bpf_prog_test_run+0x130/0x1a0 [ 379.260016] ? __x64_sys_bpf+0x3d8/0x520 [ 379.264063] ? bpf_prog_get+0x20/0x20 [ 379.267867] ? do_syscall_64+0x1b9/0x820 [ 379.271912] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 379.277261] ? syscall_return_slowpath+0x5e0/0x5e0 [ 379.282178] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.287180] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 379.292187] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 379.298854] ? __switch_to_asm+0x40/0x70 [ 379.302897] ? __switch_to_asm+0x34/0x70 [ 379.306947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.311781] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 379.317153] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 379.317219] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.323888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.323892] Call Trace: [ 379.323897] [ 379.323910] dump_stack+0x244/0x39d [ 379.323926] ? dump_stack_print_info.cold.1+0x20/0x20 [ 379.330433] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.339971] warn_alloc.cold.116+0xb7/0x1bd [ 379.342518] syz-executor1 cpuset=syz1 mems_allowed=0 [ 379.344649] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.378053] ? lock_downgrade+0x900/0x900 [ 379.382192] ? trace_hardirqs_off+0xb8/0x310 [ 379.386598] ? trace_hardirqs_off+0xb8/0x310 [ 379.391003] __alloc_pages_slowpath+0x26e8/0x2e10 [ 379.395857] ? warn_alloc+0x120/0x120 [ 379.399654] ? print_usage_bug+0xc0/0xc0 [ 379.403701] ? warn_alloc+0x120/0x120 [ 379.407492] ? warn_alloc+0x120/0x120 [ 379.411282] ? print_usage_bug+0xc0/0xc0 [ 379.415328] ? kvm_clock_read+0x18/0x30 [ 379.419295] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 379.424296] ? print_usage_bug+0xc0/0xc0 [ 379.428351] ? __lock_acquire+0x62f/0x4c20 [ 379.432575] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.438103] ? should_fail+0x22d/0xd01 [ 379.441977] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.447242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.452335] ? __lock_acquire+0x62f/0x4c20 [ 379.456561] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.461677] ? __lock_acquire+0x62f/0x4c20 [ 379.465899] ? should_fail+0x22d/0xd01 [ 379.469787] ? rcu_irq_exit+0x1a2/0x390 [ 379.473756] ? mark_held_locks+0x130/0x130 [ 379.477978] ? mark_held_locks+0x130/0x130 [ 379.482200] ? mark_held_locks+0xc7/0x130 [ 379.486340] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.491349] ? zap_class+0x640/0x640 [ 379.495049] ? print_usage_bug+0xc0/0xc0 [ 379.499101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.504625] ? check_preemption_disabled+0x48/0x280 [ 379.509633] ? __lock_is_held+0xb5/0x140 [ 379.513687] __alloc_pages_nodemask+0xa80/0xde0 [ 379.518345] ? zap_class+0x640/0x640 [ 379.522050] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 379.527061] ? find_held_lock+0x36/0x1c0 [ 379.531116] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.535778] ? lock_downgrade+0x900/0x900 [ 379.539917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.545443] cache_grow_begin+0xa5/0x8c0 [ 379.549488] ? do_raw_spin_unlock+0xa7/0x330 [ 379.553886] fallback_alloc+0x204/0x2e0 [ 379.557851] ____cache_alloc_node+0x1c7/0x1e0 [ 379.562342] kmem_cache_alloc_node+0xe3/0x730 [ 379.566824] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.571055] __alloc_skb+0x119/0x770 [ 379.574754] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.580019] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.584413] ? lock_downgrade+0x900/0x900 [ 379.588551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.594073] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.599528] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.604963] ? addrconf_rs_timer+0x690/0x690 [ 379.609368] ndisc_alloc_skb+0x144/0x340 [ 379.613419] ndisc_send_rs+0x331/0x6e0 [ 379.617322] addrconf_rs_timer+0x314/0x690 [ 379.621547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.625777] call_timer_fn+0x272/0x920 [ 379.629651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.633872] ? process_timeout+0x40/0x40 [ 379.637923] ? mark_held_locks+0xc7/0x130 [ 379.642064] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.646542] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.651020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.655242] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.659814] ? trace_hardirqs_on+0xbd/0x310 [ 379.664119] ? kasan_check_read+0x11/0x20 [ 379.668252] ? __run_timers+0x7da/0xc70 [ 379.672213] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.677306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.681538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.685771] __run_timers+0x7e5/0xc70 [ 379.689564] ? timer_fixup_init+0x70/0x70 [ 379.693711] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 379.698712] ? zap_class+0x640/0x640 [ 379.702416] ? print_usage_bug+0xc0/0xc0 [ 379.706463] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 379.711645] ? find_held_lock+0x36/0x1c0 [ 379.715699] ? zap_class+0x640/0x640 [ 379.719408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.725016] ? check_preemption_disabled+0x48/0x280 [ 379.730023] ? __lock_is_held+0xb5/0x140 [ 379.734069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.739599] ? check_preemption_disabled+0x48/0x280 [ 379.744604] run_timer_softirq+0x52/0xb0 [ 379.748650] ? rcu_read_lock_sched_held+0x14f/0x180 [ 379.753650] __do_softirq+0x308/0xb7e [ 379.757442] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 379.761924] ? lock_downgrade+0x900/0x900 [ 379.766062] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 379.771158] ? pvclock_read_flags+0x160/0x160 [ 379.775641] ? lapic_next_event+0x5a/0x90 [ 379.779779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.785308] ? kvm_clock_read+0x18/0x30 [ 379.789266] ? kvm_sched_clock_read+0x9/0x20 [ 379.793666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.799207] ? check_preemption_disabled+0x48/0x280 [ 379.804221] irq_exit+0x17f/0x1c0 [ 379.807663] smp_apic_timer_interrupt+0x1cb/0x760 [ 379.812491] ? smp_reschedule_interrupt+0x109/0x650 [ 379.817497] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.823365] ? interrupt_entry+0xb5/0xc0 [ 379.827415] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.832418] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.837422] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.842249] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.847251] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.852264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.857099] apic_timer_interrupt+0xf/0x20 [ 379.861418] [ 379.863642] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 379.869079] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 379.887966] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 379.895655] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 379.902908] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 379.910161] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 379.917432] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 379.924705] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 379.931978] ? check_preemption_disabled+0x3a/0x280 [ 379.936979] ? check_preemption_disabled+0x43/0x280 [ 379.941984] check_preemption_disabled+0x43/0x280 [ 379.946819] debug_smp_processor_id+0x1c/0x20 [ 379.951305] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 379.956574] ? rcu_pm_notify+0xc0/0xc0 [ 379.960455] ? __lock_is_held+0xb5/0x140 [ 379.964526] rcu_read_lock_held+0x90/0xc0 [ 379.968663] list_lru_count_one+0x31a/0x450 [ 379.972971] ? list_lru_isolate_move+0x3c0/0x3c0 [ 379.977713] ? deferred_split_count+0x65/0x170 [ 379.982286] ? shrink_huge_zero_page_count+0xc8/0x100 [ 379.987467] super_cache_count+0x1b9/0x2e0 [ 379.991691] do_shrink_slab+0x1b1/0xd30 [ 379.995659] ? lock_acquire+0x1ed/0x520 [ 379.999620] ? snapshot_refaults+0x290/0x290 [ 380.004013] ? lock_release+0xa00/0xa00 [ 380.007975] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 380.012901] ? down_read_trylock+0xda/0x140 [ 380.017204] ? shrink_slab+0x207/0x8c0 [ 380.021076] ? downgrade_write+0x270/0x270 [ 380.025311] shrink_slab+0x389/0x8c0 [ 380.029010] ? shrink_active_list+0x1f00/0x1f00 [ 380.033672] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 380.039314] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.044407] ? cgroup_procs_write_finish+0xf0/0xf0 [ 380.049326] ? find_held_lock+0x36/0x1c0 [ 380.053371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.058895] shrink_node+0x431/0x16b0 [ 380.062683] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 380.067964] ? shrink_node_memcg+0x18f0/0x18f0 [ 380.072533] ? kvm_clock_read+0x18/0x30 [ 380.076496] ? ktime_get+0x2c1/0x400 [ 380.080196] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 380.084678] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.090199] ? __cpuset_node_allowed+0x19b/0x660 [ 380.094944] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 380.100641] ? delayacct_end+0x5a/0x100 [ 380.104607] do_try_to_free_pages+0x3e7/0x1290 [ 380.109183] ? zap_class+0x640/0x640 [ 380.112894] ? shrink_node+0x16b0/0x16b0 [ 380.116940] ? __lock_is_held+0xb5/0x140 [ 380.120996] try_to_free_pages+0x4d0/0xb90 [ 380.125222] ? do_try_to_free_pages+0x1290/0x1290 [ 380.130060] ? lock_acquire+0x1ed/0x520 [ 380.134019] ? set_page_refcounted+0x280/0x280 [ 380.138593] ? lock_release+0xa00/0xa00 [ 380.142558] ? _raw_spin_unlock_irq+0x60/0x80 [ 380.147048] ? psi_memstall_enter+0x240/0x2b0 [ 380.151532] ? psi_memstall_tick+0x230/0x230 [ 380.155940] __alloc_pages_slowpath+0xa14/0x2e10 [ 380.160728] ? warn_alloc+0x120/0x120 [ 380.164523] ? mark_held_locks+0x130/0x130 [ 380.168753] ? warn_alloc+0x120/0x120 [ 380.172544] ? print_usage_bug+0xc0/0xc0 [ 380.176595] ? print_usage_bug+0xc0/0xc0 [ 380.180642] ? perf_event_update_userpage+0xcd0/0xcd0 [ 380.185820] ? print_usage_bug+0xc0/0xc0 [ 380.189868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.195392] ? should_fail+0x22d/0xd01 [ 380.199269] ? zap_class+0x640/0x640 [ 380.202973] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.208062] ? zap_class+0x640/0x640 [ 380.211785] ? __lock_is_held+0xb5/0x140 [ 380.215838] ? zap_class+0x640/0x640 [ 380.219552] ? lock_release+0xa00/0xa00 [ 380.223513] ? perf_trace_sched_process_exec+0x860/0x860 [ 380.228965] ? check_preemption_disabled+0x48/0x280 [ 380.233972] ? __might_sleep+0x95/0x190 [ 380.237934] __alloc_pages_nodemask+0xa80/0xde0 [ 380.242692] ? zap_class+0x640/0x640 [ 380.246403] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.251410] ? mark_held_locks+0xc7/0x130 [ 380.255548] ? cache_grow_begin+0x65/0x8c0 [ 380.259767] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 380.264337] ? trace_hardirqs_on+0xbd/0x310 [ 380.268641] ? fallback_alloc+0x204/0x2e0 [ 380.272799] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.277905] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.283434] cache_grow_begin+0xa5/0x8c0 [ 380.287475] ? do_raw_spin_unlock+0xa7/0x330 [ 380.291872] fallback_alloc+0x204/0x2e0 [ 380.295838] ____cache_alloc_node+0x1c7/0x1e0 [ 380.300323] kmem_cache_alloc_trace+0x214/0x750 [ 380.304985] do_syslog+0xb9b/0x1690 [ 380.308604] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 380.313611] ? finish_wait+0x430/0x430 [ 380.317490] ? aa_path_link+0x5e0/0x5e0 [ 380.321458] kmsg_read+0x8f/0xc0 [ 380.324808] ? kmsg_poll+0xb0/0xb0 [ 380.328334] proc_reg_read+0x2a3/0x3d0 [ 380.332213] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 380.337126] ? mark_held_locks+0xc7/0x130 [ 380.341277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.346800] ? fsnotify+0x4e5/0xf20 [ 380.350418] __vfs_read+0x117/0x9b0 [ 380.354029] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 380.358943] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 380.363858] ? vfs_copy_file_range+0xb90/0xb90 [ 380.368425] ? fsnotify+0xf20/0xf20 [ 380.372064] ? fsnotify_first_mark+0x350/0x350 [ 380.376642] ? security_file_permission+0x1c2/0x220 [ 380.381646] ? rw_verify_area+0x118/0x360 [ 380.385783] vfs_read+0x17f/0x3c0 [ 380.389226] ksys_read+0x101/0x260 [ 380.392769] ? kernel_write+0x120/0x120 [ 380.396732] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.401832] __x64_sys_read+0x73/0xb0 [ 380.405618] do_syscall_64+0x1b9/0x820 [ 380.409491] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 380.414859] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.419771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.424601] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.429604] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 380.434607] ? prepare_exit_to_usermode+0x291/0x3b0 [ 380.439622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.444455] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.449629] RIP: 0033:0x7fe74e2211fd [ 380.453339] Code: Bad RIP value. [ 380.456685] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 380.464381] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 380.471634] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 380.478888] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 380.486143] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 380.493394] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 380.500668] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 380.500672] warn_alloc_show_mem: 1 callbacks suppressed [ 380.500677] Mem-Info: [ 380.508407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.513765] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 380.513765] active_file:15 inactive_file:9 isolated_file:0 [ 380.513765] unevictable:0 dirty:0 writeback:0 unstable:0 [ 380.513765] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 380.513765] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 380.513765] free:13746 free_pcp:134 free_cma:0 [ 380.516127] Call Trace: [ 380.525486] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 380.558236] [ 380.560791] 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 [ 380.588880] dump_stack+0x244/0x39d [ 380.591004] lowmem_reserve[]: 0 2818 6321 6321 [ 380.617094] ? dump_stack_print_info.cold.1+0x20/0x20 [ 380.620686] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 380.625263] warn_alloc.cold.116+0xb7/0x1bd [ 380.630408] lowmem_reserve[]: 0 0 3503 3503 [ 380.657712] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.662000] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 380.666302] ? lock_downgrade+0x900/0x900 [ 380.671113] lowmem_reserve[]: 0 0 0 0 [ 380.699903] ? trace_hardirqs_off+0xb8/0x310 [ 380.704010] 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 [ 380.707797] ? trace_hardirqs_off+0xb8/0x310 [ 380.712170] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 380.725682] __alloc_pages_slowpath+0x26e8/0x2e10 [ 380.730052] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 380.745311] ? warn_alloc+0x120/0x120 [ 380.750103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 380.764552] ? print_usage_bug+0xc0/0xc0 [ 380.768323] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 380.777137] ? warn_alloc+0x120/0x120 [ 380.781168] 268 total pagecache pages [ 380.789835] ? warn_alloc+0x120/0x120 [ 380.793614] 0 pages in swap cache [ 380.797389] ? print_usage_bug+0xc0/0xc0 [ 380.801159] Swap cache stats: add 0, delete 0, find 0/0 [ 380.804588] ? print_usage_bug+0xc0/0xc0 [ 380.808616] Free swap = 0kB [ 380.813958] ? __lock_acquire+0x62f/0x4c20 [ 380.817987] Total swap = 0kB [ 380.820993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.825203] 1965979 pages RAM [ 380.828204] ? should_fail+0x22d/0xd01 [ 380.833704] 0 pages HighMem/MovableOnly [ 380.833710] 342853 pages reserved [ 380.836795] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.840645] 0 pages cma reserved [ 380.844597] ? __lock_acquire+0x62f/0x4c20 [ 380.848078] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 380.853096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.856502] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 380.860639] ? __lock_acquire+0x62f/0x4c20 [ 380.867095] rsyslogd cpuset=/ mems_allowed=0 [ 380.872171] ? should_fail+0x22d/0xd01 [ 380.872183] ? find_held_lock+0x36/0x1c0 [ 380.898781] ? mark_held_locks+0x130/0x130 [ 380.903004] ? mark_held_locks+0x130/0x130 [ 380.907308] ? zap_class+0x640/0x640 [ 380.911028] ? zap_class+0x640/0x640 [ 380.914729] ? print_usage_bug+0xc0/0xc0 [ 380.918774] ? do_raw_spin_unlock+0xa7/0x330 [ 380.923169] ? zap_class+0x640/0x640 [ 380.926871] ? print_usage_bug+0xc0/0xc0 [ 380.930919] ? wq_watchdog_touch+0x9c/0xfe [ 380.935143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.940683] ? check_preemption_disabled+0x48/0x280 [ 380.945695] ? __lock_is_held+0xb5/0x140 [ 380.949755] __alloc_pages_nodemask+0xa80/0xde0 [ 380.954409] ? zap_class+0x640/0x640 [ 380.958114] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.963124] ? find_held_lock+0x36/0x1c0 [ 380.967188] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.971847] ? lock_downgrade+0x900/0x900 [ 380.975999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.981524] cache_grow_begin+0xa5/0x8c0 [ 380.985572] ? do_raw_spin_unlock+0xa7/0x330 [ 380.989976] fallback_alloc+0x204/0x2e0 [ 380.993944] ____cache_alloc_node+0x1c7/0x1e0 [ 380.998432] kmem_cache_alloc_node+0xe3/0x730 [ 381.002914] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.007147] __alloc_skb+0x119/0x770 [ 381.010845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.016112] ? netdev_alloc_frag+0x1f0/0x1f0 [ 381.020506] ? lock_downgrade+0x900/0x900 [ 381.024650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.030177] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.035620] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.041053] ? addrconf_rs_timer+0x690/0x690 [ 381.045459] ndisc_alloc_skb+0x144/0x340 [ 381.049512] ndisc_send_rs+0x331/0x6e0 [ 381.053390] addrconf_rs_timer+0x314/0x690 [ 381.057619] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.061849] call_timer_fn+0x272/0x920 [ 381.065726] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.069950] ? process_timeout+0x40/0x40 [ 381.074009] ? __run_timers+0x7da/0xc70 [ 381.077973] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.082452] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.086940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.091166] ? lockdep_hardirqs_on+0x296/0x5b0 [ 381.095747] ? trace_hardirqs_on+0xbd/0x310 [ 381.100058] ? kasan_check_read+0x11/0x20 [ 381.104195] ? __run_timers+0x7da/0xc70 [ 381.108155] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.113246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.117471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.121688] __run_timers+0x7e5/0xc70 [ 381.125487] ? timer_fixup_init+0x70/0x70 [ 381.129626] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 381.134626] ? zap_class+0x640/0x640 [ 381.138327] ? enqueue_hrtimer+0x1a5/0x560 [ 381.142548] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 381.147741] ? find_held_lock+0x36/0x1c0 [ 381.151791] ? zap_class+0x640/0x640 [ 381.155494] ? pvclock_read_flags+0x160/0x160 [ 381.159981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.165505] ? check_preemption_disabled+0x48/0x280 [ 381.170515] ? __lock_is_held+0xb5/0x140 [ 381.174561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.180086] ? check_preemption_disabled+0x48/0x280 [ 381.185092] run_timer_softirq+0x52/0xb0 [ 381.189140] ? rcu_read_lock_sched_held+0x14f/0x180 [ 381.194144] __do_softirq+0x308/0xb7e [ 381.197935] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 381.202425] ? lock_downgrade+0x900/0x900 [ 381.206564] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 381.211661] ? pvclock_read_flags+0x160/0x160 [ 381.216143] ? lapic_next_event+0x5a/0x90 [ 381.220277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.225806] ? kvm_clock_read+0x18/0x30 [ 381.229764] ? kvm_sched_clock_read+0x9/0x20 [ 381.234158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.239696] ? check_preemption_disabled+0x48/0x280 [ 381.244712] irq_exit+0x17f/0x1c0 [ 381.248156] smp_apic_timer_interrupt+0x1cb/0x760 [ 381.252990] ? smp_call_function_single_interrupt+0x159/0x650 [ 381.258860] ? smp_call_function_single_interrupt+0x650/0x650 [ 381.264736] ? interrupt_entry+0xb5/0xc0 [ 381.268786] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.273788] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.278790] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.283616] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.288616] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.293616] ? task_prio+0x50/0x50 [ 381.297143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.302687] ? check_preemption_disabled+0x48/0x280 [ 381.307693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.312530] apic_timer_interrupt+0xf/0x20 [ 381.316747] [ 381.318980] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 381.323900] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 381.342974] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 381.350666] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 381.357921] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 381.365183] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 381.372434] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 381.379687] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 381.386982] skb_clone+0x1bb/0x500 [ 381.390537] ? finish_task_switch+0x2f4/0x910 [ 381.395021] ? skb_split+0x11e0/0x11e0 [ 381.398897] ? preempt_notifier_register+0x200/0x200 [ 381.403986] ? __switch_to_asm+0x34/0x70 [ 381.408032] ? __switch_to_asm+0x34/0x70 [ 381.412079] ? __switch_to_asm+0x40/0x70 [ 381.416123] ? __switch_to_asm+0x34/0x70 [ 381.420171] ? __switch_to_asm+0x40/0x70 [ 381.424216] ? __switch_to_asm+0x34/0x70 [ 381.428261] ? __switch_to_asm+0x40/0x70 [ 381.432305] ? __switch_to_asm+0x34/0x70 [ 381.436348] ? __switch_to_asm+0x34/0x70 [ 381.440396] ? __switch_to_asm+0x40/0x70 [ 381.444443] ? __switch_to_asm+0x34/0x70 [ 381.448494] bpf_clone_redirect+0xb9/0x490 [ 381.452717] ? __schedule+0x8d7/0x21d0 [ 381.456598] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 381.461604] ? __sched_text_start+0x8/0x8 [ 381.465741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 381.470495] ? find_held_lock+0x36/0x1c0 [ 381.474549] ? lock_acquire+0x1ed/0x520 [ 381.478509] ? bpf_test_run+0x3cb/0x780 [ 381.482469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.487993] ? check_preemption_disabled+0x48/0x280 [ 381.493002] ? kasan_check_read+0x11/0x20 [ 381.497134] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.502399] ? rcu_softirq_qs+0x20/0x20 [ 381.506361] ? preempt_schedule+0x4d/0x60 [ 381.510493] ? ___preempt_schedule+0x16/0x18 [ 381.514897] ? bpf_test_run+0x25d/0x780 [ 381.518866] ? netlink_diag_dump+0x2a0/0x2a0 [ 381.523262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.528785] ? bpf_test_init.isra.10+0x70/0x100 [ 381.533442] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 381.538192] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 381.543021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 381.548544] ? fput+0x130/0x1a0 [ 381.551826] ? __bpf_prog_get+0x9b/0x290 [ 381.555876] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 381.560704] ? bpf_prog_test_run+0x130/0x1a0 [ 381.565100] ? __x64_sys_bpf+0x3d8/0x520 [ 381.569237] ? bpf_prog_get+0x20/0x20 [ 381.573039] ? do_syscall_64+0x1b9/0x820 [ 381.577083] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 381.582436] ? syscall_return_slowpath+0x5e0/0x5e0 [ 381.587356] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.592708] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 381.597713] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 381.604362] ? __switch_to_asm+0x40/0x70 [ 381.608407] ? __switch_to_asm+0x34/0x70 [ 381.612456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.617292] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 381.622657] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 381.622733] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.629422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.629426] Call Trace: [ 381.629432] [ 381.629450] dump_stack+0x244/0x39d [ 381.629467] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.636005] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.645272] warn_alloc.cold.116+0xb7/0x1bd [ 381.647815] syz-executor1 cpuset=syz1 mems_allowed=0 [ 381.649943] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 381.683383] ? lock_downgrade+0x900/0x900 [ 381.687532] ? trace_hardirqs_off+0xb8/0x310 [ 381.691929] ? trace_hardirqs_off+0xb8/0x310 [ 381.696422] __alloc_pages_slowpath+0x26e8/0x2e10 [ 381.701273] ? warn_alloc+0x120/0x120 [ 381.705060] ? print_usage_bug+0xc0/0xc0 [ 381.709105] ? warn_alloc+0x120/0x120 [ 381.712906] ? warn_alloc+0x120/0x120 [ 381.716694] ? print_usage_bug+0xc0/0xc0 [ 381.720740] ? kvm_clock_read+0x18/0x30 [ 381.724700] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 381.729701] ? print_usage_bug+0xc0/0xc0 [ 381.733747] ? __lock_acquire+0x62f/0x4c20 [ 381.737971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.743495] ? should_fail+0x22d/0xd01 [ 381.747370] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.752639] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.757726] ? __lock_acquire+0x62f/0x4c20 [ 381.761974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.767062] ? __lock_acquire+0x62f/0x4c20 [ 381.771283] ? should_fail+0x22d/0xd01 [ 381.775155] ? rcu_irq_exit+0x1a2/0x390 [ 381.779122] ? mark_held_locks+0x130/0x130 [ 381.783351] ? mark_held_locks+0x130/0x130 [ 381.787579] ? mark_held_locks+0xc7/0x130 [ 381.791712] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 381.796715] ? zap_class+0x640/0x640 [ 381.800427] ? print_usage_bug+0xc0/0xc0 [ 381.804479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.810002] ? check_preemption_disabled+0x48/0x280 [ 381.815014] ? __lock_is_held+0xb5/0x140 [ 381.819078] __alloc_pages_nodemask+0xa80/0xde0 [ 381.823729] ? zap_class+0x640/0x640 [ 381.827432] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 381.832446] ? find_held_lock+0x36/0x1c0 [ 381.836499] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.841153] ? lock_downgrade+0x900/0x900 [ 381.845292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.850818] cache_grow_begin+0xa5/0x8c0 [ 381.854865] ? do_raw_spin_unlock+0xa7/0x330 [ 381.859276] fallback_alloc+0x204/0x2e0 [ 381.863239] ____cache_alloc_node+0x1c7/0x1e0 [ 381.867726] kmem_cache_alloc_node+0xe3/0x730 [ 381.872210] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.876442] __alloc_skb+0x119/0x770 [ 381.880145] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.885411] ? netdev_alloc_frag+0x1f0/0x1f0 [ 381.889803] ? lock_downgrade+0x900/0x900 [ 381.893940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.899464] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.904904] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.910349] ? addrconf_rs_timer+0x690/0x690 [ 381.914752] ndisc_alloc_skb+0x144/0x340 [ 381.918804] ndisc_send_rs+0x331/0x6e0 [ 381.922697] addrconf_rs_timer+0x314/0x690 [ 381.926921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.931150] call_timer_fn+0x272/0x920 [ 381.935023] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.939243] ? process_timeout+0x40/0x40 [ 381.943299] ? mark_held_locks+0xc7/0x130 [ 381.947449] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.951928] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.956407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.960629] ? lockdep_hardirqs_on+0x296/0x5b0 [ 381.965198] ? trace_hardirqs_on+0xbd/0x310 [ 381.969508] ? kasan_check_read+0x11/0x20 [ 381.973639] ? __run_timers+0x7da/0xc70 [ 381.977602] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.982780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.987004] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.991225] __run_timers+0x7e5/0xc70 [ 381.995030] ? timer_fixup_init+0x70/0x70 [ 381.999194] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 382.004200] ? zap_class+0x640/0x640 [ 382.007906] ? print_usage_bug+0xc0/0xc0 [ 382.011955] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 382.017147] ? find_held_lock+0x36/0x1c0 [ 382.021201] ? zap_class+0x640/0x640 [ 382.024915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.030437] ? check_preemption_disabled+0x48/0x280 [ 382.035452] ? __lock_is_held+0xb5/0x140 [ 382.039502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.045026] ? check_preemption_disabled+0x48/0x280 [ 382.050043] run_timer_softirq+0x52/0xb0 [ 382.054088] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.059110] __do_softirq+0x308/0xb7e [ 382.062900] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 382.067382] ? lock_downgrade+0x900/0x900 [ 382.071521] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.076615] ? pvclock_read_flags+0x160/0x160 [ 382.081108] ? lapic_next_event+0x5a/0x90 [ 382.085244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.090771] ? kvm_clock_read+0x18/0x30 [ 382.094731] ? kvm_sched_clock_read+0x9/0x20 [ 382.099146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.104676] ? check_preemption_disabled+0x48/0x280 [ 382.109686] irq_exit+0x17f/0x1c0 [ 382.113125] smp_apic_timer_interrupt+0x1cb/0x760 [ 382.117951] ? smp_reschedule_interrupt+0x109/0x650 [ 382.122952] ? smp_call_function_single_interrupt+0x650/0x650 [ 382.128828] ? interrupt_entry+0xb5/0xc0 [ 382.132874] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.137891] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.142893] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.147723] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.152726] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.157744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.162576] apic_timer_interrupt+0xf/0x20 [ 382.166796] [ 382.169018] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 382.174479] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 382.193369] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 382.201062] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 382.208323] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 382.215576] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 382.222831] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 382.230093] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 382.237367] ? check_preemption_disabled+0x3a/0x280 [ 382.242377] ? check_preemption_disabled+0x43/0x280 [ 382.247385] check_preemption_disabled+0x43/0x280 [ 382.252220] debug_smp_processor_id+0x1c/0x20 [ 382.256707] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 382.261981] ? rcu_pm_notify+0xc0/0xc0 [ 382.265872] ? __lock_is_held+0xb5/0x140 [ 382.269933] rcu_read_lock_held+0x90/0xc0 [ 382.274069] list_lru_count_one+0x31a/0x450 [ 382.278383] ? list_lru_isolate_move+0x3c0/0x3c0 [ 382.283129] ? deferred_split_count+0x65/0x170 [ 382.287696] ? shrink_huge_zero_page_count+0xc8/0x100 [ 382.292877] super_cache_count+0x1b9/0x2e0 [ 382.297107] do_shrink_slab+0x1b1/0xd30 [ 382.301070] ? lock_acquire+0x1ed/0x520 [ 382.305037] ? snapshot_refaults+0x290/0x290 [ 382.309431] ? lock_release+0xa00/0xa00 [ 382.313399] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 382.318324] ? down_read_trylock+0xda/0x140 [ 382.322631] ? shrink_slab+0x207/0x8c0 [ 382.326518] ? downgrade_write+0x270/0x270 [ 382.330744] shrink_slab+0x389/0x8c0 [ 382.334445] ? shrink_active_list+0x1f00/0x1f00 [ 382.339109] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 382.344719] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 382.349817] ? cgroup_procs_write_finish+0xf0/0xf0 [ 382.354735] ? find_held_lock+0x36/0x1c0 [ 382.358784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.364309] shrink_node+0x431/0x16b0 [ 382.368098] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 382.373387] ? shrink_node_memcg+0x18f0/0x18f0 [ 382.377957] ? kvm_clock_read+0x18/0x30 [ 382.381915] ? ktime_get+0x2c1/0x400 [ 382.385620] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 382.390104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.395626] ? __cpuset_node_allowed+0x19b/0x660 [ 382.400370] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 382.406065] ? delayacct_end+0x5a/0x100 [ 382.410042] do_try_to_free_pages+0x3e7/0x1290 [ 382.414607] ? zap_class+0x640/0x640 [ 382.418319] ? shrink_node+0x16b0/0x16b0 [ 382.422370] ? __lock_is_held+0xb5/0x140 [ 382.426430] try_to_free_pages+0x4d0/0xb90 [ 382.430655] ? do_try_to_free_pages+0x1290/0x1290 [ 382.435493] ? lock_acquire+0x1ed/0x520 [ 382.439451] ? set_page_refcounted+0x280/0x280 [ 382.444027] ? lock_release+0xa00/0xa00 [ 382.447990] ? _raw_spin_unlock_irq+0x60/0x80 [ 382.452472] ? psi_memstall_enter+0x240/0x2b0 [ 382.456954] ? psi_memstall_tick+0x230/0x230 [ 382.461375] __alloc_pages_slowpath+0xa14/0x2e10 [ 382.466161] ? warn_alloc+0x120/0x120 [ 382.469946] ? mark_held_locks+0x130/0x130 [ 382.474179] ? warn_alloc+0x120/0x120 [ 382.477966] ? print_usage_bug+0xc0/0xc0 [ 382.482017] ? print_usage_bug+0xc0/0xc0 [ 382.486074] ? perf_event_update_userpage+0xcd0/0xcd0 [ 382.491259] ? print_usage_bug+0xc0/0xc0 [ 382.495308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.500837] ? should_fail+0x22d/0xd01 [ 382.504854] ? zap_class+0x640/0x640 [ 382.508563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.513653] ? zap_class+0x640/0x640 [ 382.517376] ? __lock_is_held+0xb5/0x140 [ 382.521430] ? zap_class+0x640/0x640 [ 382.525133] ? lock_release+0xa00/0xa00 [ 382.529093] ? perf_trace_sched_process_exec+0x860/0x860 [ 382.534529] ? check_preemption_disabled+0x48/0x280 [ 382.539541] ? __might_sleep+0x95/0x190 [ 382.543513] __alloc_pages_nodemask+0xa80/0xde0 [ 382.548169] ? zap_class+0x640/0x640 [ 382.551900] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 382.556910] ? mark_held_locks+0xc7/0x130 [ 382.561065] ? cache_grow_begin+0x65/0x8c0 [ 382.565301] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 382.569872] ? trace_hardirqs_on+0xbd/0x310 [ 382.574179] ? fallback_alloc+0x204/0x2e0 [ 382.578312] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.583408] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.588937] cache_grow_begin+0xa5/0x8c0 [ 382.592982] ? do_raw_spin_unlock+0xa7/0x330 [ 382.597380] fallback_alloc+0x204/0x2e0 [ 382.601350] ____cache_alloc_node+0x1c7/0x1e0 [ 382.605836] kmem_cache_alloc_trace+0x214/0x750 [ 382.610512] do_syslog+0xb9b/0x1690 [ 382.614141] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 382.619146] ? finish_wait+0x430/0x430 [ 382.623024] ? aa_path_link+0x5e0/0x5e0 [ 382.626986] kmsg_read+0x8f/0xc0 [ 382.630345] ? kmsg_poll+0xb0/0xb0 [ 382.633872] proc_reg_read+0x2a3/0x3d0 [ 382.637748] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 382.642662] ? mark_held_locks+0xc7/0x130 [ 382.646798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.652324] ? fsnotify+0x4e5/0xf20 [ 382.655942] __vfs_read+0x117/0x9b0 [ 382.659557] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 382.664468] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 382.669381] ? vfs_copy_file_range+0xb90/0xb90 [ 382.673950] ? fsnotify+0xf20/0xf20 [ 382.677565] ? fsnotify_first_mark+0x350/0x350 [ 382.682139] ? security_file_permission+0x1c2/0x220 [ 382.687152] ? rw_verify_area+0x118/0x360 [ 382.691310] vfs_read+0x17f/0x3c0 [ 382.694758] ksys_read+0x101/0x260 [ 382.698285] ? kernel_write+0x120/0x120 [ 382.702248] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.707342] __x64_sys_read+0x73/0xb0 [ 382.711132] do_syscall_64+0x1b9/0x820 [ 382.715012] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 382.720364] ? syscall_return_slowpath+0x5e0/0x5e0 [ 382.725277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.730105] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.735109] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 382.740115] ? prepare_exit_to_usermode+0x291/0x3b0 [ 382.745123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.749956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.755138] RIP: 0033:0x7fe74e2211fd [ 382.758853] Code: Bad RIP value. [ 382.762288] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 382.769982] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 382.777236] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 382.784490] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 382.791763] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 382.799016] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 382.806296] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 382.806300] warn_alloc_show_mem: 1 callbacks suppressed [ 382.806309] Mem-Info: [ 382.813561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.818911] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 382.818911] active_file:15 inactive_file:9 isolated_file:0 [ 382.818911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 382.818911] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 382.818911] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 382.818911] free:13746 free_pcp:134 free_cma:0 [ 382.821275] Call Trace: [ 382.830635] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 382.863379] [ 382.865937] 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 [ 382.893500] dump_stack+0x244/0x39d [ 382.895610] lowmem_reserve[]: 0 2818 6321 6321 [ 382.921706] ? dump_stack_print_info.cold.1+0x20/0x20 [ 382.925316] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 382.929900] warn_alloc.cold.116+0xb7/0x1bd [ 382.935050] lowmem_reserve[]: 0 0 3503 3503 [ 382.962353] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.966643] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 382.970951] ? lock_downgrade+0x900/0x900 [ 382.975757] lowmem_reserve[]: 0 0 0 0 [ 383.004554] ? trace_hardirqs_off+0xb8/0x310 [ 383.008668] 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 [ 383.012456] ? trace_hardirqs_off+0xb8/0x310 [ 383.016828] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 383.030337] __alloc_pages_slowpath+0x26e8/0x2e10 [ 383.034707] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 383.049968] ? warn_alloc+0x120/0x120 [ 383.054764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 383.069214] ? print_usage_bug+0xc0/0xc0 [ 383.072998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 383.081804] ? warn_alloc+0x120/0x120 [ 383.085834] 268 total pagecache pages [ 383.094392] ? warn_alloc+0x120/0x120 [ 383.098166] 0 pages in swap cache [ 383.101938] ? print_usage_bug+0xc0/0xc0 [ 383.105705] Swap cache stats: add 0, delete 0, find 0/0 [ 383.109133] ? kvm_clock_read+0x18/0x30 [ 383.113163] Free swap = 0kB [ 383.118503] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 383.122436] Total swap = 0kB [ 383.122442] 1965979 pages RAM [ 383.125439] ? print_usage_bug+0xc0/0xc0 [ 383.130419] 0 pages HighMem/MovableOnly [ 383.133506] ? __lock_acquire+0x62f/0x4c20 [ 383.136664] 342853 pages reserved [ 383.140705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.144645] 0 pages cma reserved [ 383.148860] ? should_fail+0x22d/0xd01 [ 383.152343] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.157794] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.157810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.157822] ? __lock_acquire+0x62f/0x4c20 [ 383.161206] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.165025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.171480] rsyslogd cpuset=/ mems_allowed=0 [ 383.176730] ? __lock_acquire+0x62f/0x4c20 [ 383.176742] ? should_fail+0x22d/0xd01 [ 383.213580] ? rcu_irq_exit+0x1a2/0x390 [ 383.217551] ? mark_held_locks+0x130/0x130 [ 383.221782] ? mark_held_locks+0x130/0x130 [ 383.226012] ? mark_held_locks+0xc7/0x130 [ 383.230162] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 383.235167] ? zap_class+0x640/0x640 [ 383.238872] ? print_usage_bug+0xc0/0xc0 [ 383.242923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.248446] ? check_preemption_disabled+0x48/0x280 [ 383.253453] ? __lock_is_held+0xb5/0x140 [ 383.257514] __alloc_pages_nodemask+0xa80/0xde0 [ 383.262169] ? zap_class+0x640/0x640 [ 383.265875] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 383.270895] ? find_held_lock+0x36/0x1c0 [ 383.274962] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.279618] ? lock_downgrade+0x900/0x900 [ 383.283761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.289299] cache_grow_begin+0xa5/0x8c0 [ 383.293346] ? do_raw_spin_unlock+0xa7/0x330 [ 383.297748] fallback_alloc+0x204/0x2e0 [ 383.301717] ____cache_alloc_node+0x1c7/0x1e0 [ 383.306205] kmem_cache_alloc_node+0xe3/0x730 [ 383.310685] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.314914] __alloc_skb+0x119/0x770 [ 383.318613] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.323879] ? netdev_alloc_frag+0x1f0/0x1f0 [ 383.328274] ? lock_downgrade+0x900/0x900 [ 383.332415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.338163] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.343603] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.349042] ? addrconf_rs_timer+0x690/0x690 [ 383.353446] ndisc_alloc_skb+0x144/0x340 [ 383.357493] ndisc_send_rs+0x331/0x6e0 [ 383.361369] addrconf_rs_timer+0x314/0x690 [ 383.365593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.369821] call_timer_fn+0x272/0x920 [ 383.373694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.377916] ? process_timeout+0x40/0x40 [ 383.381971] ? __run_timers+0x7da/0xc70 [ 383.385939] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.390417] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.394911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.399133] ? lockdep_hardirqs_on+0x296/0x5b0 [ 383.403705] ? trace_hardirqs_on+0xbd/0x310 [ 383.408014] ? kasan_check_read+0x11/0x20 [ 383.412144] ? __run_timers+0x7da/0xc70 [ 383.416131] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.421222] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.425444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.429663] __run_timers+0x7e5/0xc70 [ 383.433454] ? timer_fixup_init+0x70/0x70 [ 383.437589] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 383.442593] ? zap_class+0x640/0x640 [ 383.446295] ? enqueue_hrtimer+0x1a5/0x560 [ 383.450518] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 383.455698] ? find_held_lock+0x36/0x1c0 [ 383.459767] ? zap_class+0x640/0x640 [ 383.463472] ? pvclock_read_flags+0x160/0x160 [ 383.467957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.473501] ? check_preemption_disabled+0x48/0x280 [ 383.478509] ? __lock_is_held+0xb5/0x140 [ 383.482556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.488168] ? check_preemption_disabled+0x48/0x280 [ 383.493174] run_timer_softirq+0x52/0xb0 [ 383.497222] ? rcu_read_lock_sched_held+0x14f/0x180 [ 383.502224] __do_softirq+0x308/0xb7e [ 383.506030] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 383.510514] ? lock_downgrade+0x900/0x900 [ 383.514650] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 383.519752] ? pvclock_read_flags+0x160/0x160 [ 383.524234] ? lapic_next_event+0x5a/0x90 [ 383.528372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.533901] ? kvm_clock_read+0x18/0x30 [ 383.537960] ? kvm_sched_clock_read+0x9/0x20 [ 383.542361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.547895] ? check_preemption_disabled+0x48/0x280 [ 383.553078] irq_exit+0x17f/0x1c0 [ 383.556516] smp_apic_timer_interrupt+0x1cb/0x760 [ 383.561346] ? smp_call_function_single_interrupt+0x159/0x650 [ 383.567225] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.573097] ? interrupt_entry+0xb5/0xc0 [ 383.577143] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.582143] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.587147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.591981] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.596989] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.601998] ? task_prio+0x50/0x50 [ 383.605539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.611065] ? check_preemption_disabled+0x48/0x280 [ 383.616079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.620925] apic_timer_interrupt+0xf/0x20 [ 383.625141] [ 383.627365] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 383.632286] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 383.651174] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 383.658867] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 383.666119] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 383.673374] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 383.680627] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 383.687896] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 383.695184] skb_clone+0x1bb/0x500 [ 383.698711] ? finish_task_switch+0x2f4/0x910 [ 383.703219] ? skb_split+0x11e0/0x11e0 [ 383.707098] ? preempt_notifier_register+0x200/0x200 [ 383.712196] ? __switch_to_asm+0x34/0x70 [ 383.716244] ? __switch_to_asm+0x34/0x70 [ 383.720287] ? __switch_to_asm+0x40/0x70 [ 383.724329] ? __switch_to_asm+0x34/0x70 [ 383.728371] ? __switch_to_asm+0x40/0x70 [ 383.732419] ? __switch_to_asm+0x34/0x70 [ 383.736476] ? __switch_to_asm+0x40/0x70 [ 383.740519] ? __switch_to_asm+0x34/0x70 [ 383.744569] ? __switch_to_asm+0x34/0x70 [ 383.748623] ? __switch_to_asm+0x40/0x70 [ 383.752665] ? __switch_to_asm+0x34/0x70 [ 383.756719] bpf_clone_redirect+0xb9/0x490 [ 383.760949] ? __schedule+0x8d7/0x21d0 [ 383.764841] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 383.769844] ? __sched_text_start+0x8/0x8 [ 383.773978] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 383.778736] ? find_held_lock+0x36/0x1c0 [ 383.782803] ? lock_acquire+0x1ed/0x520 [ 383.786769] ? bpf_test_run+0x3cb/0x780 [ 383.790732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.796260] ? check_preemption_disabled+0x48/0x280 [ 383.801264] ? kasan_check_read+0x11/0x20 [ 383.805395] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.810655] ? rcu_softirq_qs+0x20/0x20 [ 383.814615] ? preempt_schedule+0x4d/0x60 [ 383.818750] ? ___preempt_schedule+0x16/0x18 [ 383.823150] ? bpf_test_run+0x25d/0x780 [ 383.827119] ? netlink_diag_dump+0x2a0/0x2a0 [ 383.831516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.837037] ? bpf_test_init.isra.10+0x70/0x100 [ 383.841696] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 383.846448] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 383.851278] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 383.856800] ? fput+0x130/0x1a0 [ 383.860177] ? __bpf_prog_get+0x9b/0x290 [ 383.864243] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 383.869072] ? bpf_prog_test_run+0x130/0x1a0 [ 383.873494] ? __x64_sys_bpf+0x3d8/0x520 [ 383.877542] ? bpf_prog_get+0x20/0x20 [ 383.881342] ? do_syscall_64+0x1b9/0x820 [ 383.885389] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 383.890740] ? syscall_return_slowpath+0x5e0/0x5e0 [ 383.895656] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.900660] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 383.905670] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 383.912321] ? __switch_to_asm+0x40/0x70 [ 383.916366] ? __switch_to_asm+0x34/0x70 [ 383.920416] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.925249] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 383.930612] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 383.930699] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.937356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.937360] Call Trace: [ 383.937365] [ 383.937379] dump_stack+0x244/0x39d [ 383.937395] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.947405] ODEBUG: Out of memory. ODEBUG disabled [ 383.953199] warn_alloc.cold.116+0xb7/0x1bd [ 383.953218] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.980866] ? lock_downgrade+0x900/0x900 [ 383.985014] ? trace_hardirqs_off+0xb8/0x310 [ 383.987293] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.989415] ? trace_hardirqs_off+0xb8/0x310 [ 383.999871] syz-executor1 cpuset=syz1 mems_allowed=0 [ 384.004268] __alloc_pages_slowpath+0x26e8/0x2e10 [ 384.014176] ? warn_alloc+0x120/0x120 [ 384.017971] ? print_usage_bug+0xc0/0xc0 [ 384.022017] ? warn_alloc+0x120/0x120 [ 384.025806] ? warn_alloc+0x120/0x120 [ 384.029592] ? print_usage_bug+0xc0/0xc0 [ 384.033644] ? print_usage_bug+0xc0/0xc0 [ 384.037690] ? __lock_acquire+0x62f/0x4c20 [ 384.041917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.047451] ? should_fail+0x22d/0xd01 [ 384.051329] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.056416] ? __lock_acquire+0x62f/0x4c20 [ 384.060642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.065728] ? __lock_acquire+0x62f/0x4c20 [ 384.069949] ? should_fail+0x22d/0xd01 [ 384.073819] ? find_held_lock+0x36/0x1c0 [ 384.077871] ? mark_held_locks+0x130/0x130 [ 384.082094] ? mark_held_locks+0x130/0x130 [ 384.086314] ? zap_class+0x640/0x640 [ 384.090014] ? zap_class+0x640/0x640 [ 384.093718] ? print_usage_bug+0xc0/0xc0 [ 384.097764] ? do_raw_spin_unlock+0xa7/0x330 [ 384.102158] ? zap_class+0x640/0x640 [ 384.105855] ? print_usage_bug+0xc0/0xc0 [ 384.109902] ? wq_watchdog_touch+0x9c/0xfe [ 384.114132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.119667] ? check_preemption_disabled+0x48/0x280 [ 384.124674] ? __lock_is_held+0xb5/0x140 [ 384.128724] __alloc_pages_nodemask+0xa80/0xde0 [ 384.133379] ? zap_class+0x640/0x640 [ 384.137084] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.142095] ? find_held_lock+0x36/0x1c0 [ 384.146162] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.150914] ? lock_downgrade+0x900/0x900 [ 384.155168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.160700] cache_grow_begin+0xa5/0x8c0 [ 384.164744] ? do_raw_spin_unlock+0xa7/0x330 [ 384.169143] fallback_alloc+0x204/0x2e0 [ 384.173109] ____cache_alloc_node+0x1c7/0x1e0 [ 384.177593] kmem_cache_alloc_node+0xe3/0x730 [ 384.182077] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.186306] __alloc_skb+0x119/0x770 [ 384.190015] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.195281] ? netdev_alloc_frag+0x1f0/0x1f0 [ 384.199676] ? lock_downgrade+0x900/0x900 [ 384.203813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.209337] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.214778] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.220214] ? addrconf_rs_timer+0x690/0x690 [ 384.224620] ndisc_alloc_skb+0x144/0x340 [ 384.228671] ndisc_send_rs+0x331/0x6e0 [ 384.232546] addrconf_rs_timer+0x314/0x690 [ 384.236770] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.240998] call_timer_fn+0x272/0x920 [ 384.244868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.249088] ? process_timeout+0x40/0x40 [ 384.253140] ? mark_held_locks+0xc7/0x130 [ 384.257278] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.261754] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.266232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.270453] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.275019] ? trace_hardirqs_on+0xbd/0x310 [ 384.279323] ? kasan_check_read+0x11/0x20 [ 384.283456] ? __run_timers+0x7da/0xc70 [ 384.287417] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.292508] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.296731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.300949] __run_timers+0x7e5/0xc70 [ 384.304743] ? timer_fixup_init+0x70/0x70 [ 384.308876] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 384.313876] ? zap_class+0x640/0x640 [ 384.317580] ? print_usage_bug+0xc0/0xc0 [ 384.321631] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 384.326811] ? find_held_lock+0x36/0x1c0 [ 384.330859] ? zap_class+0x640/0x640 [ 384.334561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.340082] ? check_preemption_disabled+0x48/0x280 [ 384.345098] ? __lock_is_held+0xb5/0x140 [ 384.349147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.354671] ? check_preemption_disabled+0x48/0x280 [ 384.359676] run_timer_softirq+0x52/0xb0 [ 384.363721] ? rcu_read_lock_sched_held+0x14f/0x180 [ 384.368726] __do_softirq+0x308/0xb7e [ 384.372513] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 384.376990] ? lock_downgrade+0x900/0x900 [ 384.381126] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 384.386222] ? pvclock_read_flags+0x160/0x160 [ 384.390701] ? lapic_next_event+0x5a/0x90 [ 384.394836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.400362] ? kvm_clock_read+0x18/0x30 [ 384.404323] ? kvm_sched_clock_read+0x9/0x20 [ 384.408717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.414241] ? check_preemption_disabled+0x48/0x280 [ 384.419253] irq_exit+0x17f/0x1c0 [ 384.422691] smp_apic_timer_interrupt+0x1cb/0x760 [ 384.427533] ? smp_reschedule_interrupt+0x109/0x650 [ 384.432543] ? smp_call_function_single_interrupt+0x650/0x650 [ 384.438413] ? interrupt_entry+0xb5/0xc0 [ 384.442461] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.447460] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.452463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.457296] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.462299] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.467309] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.472141] apic_timer_interrupt+0xf/0x20 [ 384.476364] [ 384.478587] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 384.484027] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 384.503099] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 384.510791] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 384.518044] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 384.525306] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 384.532561] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 384.539816] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 384.547090] ? check_preemption_disabled+0x3a/0x280 [ 384.552093] ? check_preemption_disabled+0x43/0x280 [ 384.557100] check_preemption_disabled+0x43/0x280 [ 384.561934] debug_smp_processor_id+0x1c/0x20 [ 384.566416] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 384.571678] ? rcu_pm_notify+0xc0/0xc0 [ 384.575549] ? __lock_is_held+0xb5/0x140 [ 384.579603] rcu_read_lock_held+0x90/0xc0 [ 384.583738] list_lru_count_one+0x31a/0x450 [ 384.588045] ? list_lru_isolate_move+0x3c0/0x3c0 [ 384.592791] ? deferred_split_count+0x65/0x170 [ 384.597363] ? shrink_huge_zero_page_count+0xc8/0x100 [ 384.602543] super_cache_count+0x1b9/0x2e0 [ 384.606768] do_shrink_slab+0x1b1/0xd30 [ 384.610734] ? lock_acquire+0x1ed/0x520 [ 384.614703] ? snapshot_refaults+0x290/0x290 [ 384.619098] ? lock_release+0xa00/0xa00 [ 384.623063] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 384.627990] ? down_read_trylock+0xda/0x140 [ 384.632294] ? shrink_slab+0x207/0x8c0 [ 384.636173] ? downgrade_write+0x270/0x270 [ 384.640400] shrink_slab+0x389/0x8c0 [ 384.644101] ? shrink_active_list+0x1f00/0x1f00 [ 384.648761] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 384.654372] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.659471] ? cgroup_procs_write_finish+0xf0/0xf0 [ 384.664390] ? find_held_lock+0x36/0x1c0 [ 384.668439] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.673969] shrink_node+0x431/0x16b0 [ 384.677754] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 384.683037] ? shrink_node_memcg+0x18f0/0x18f0 [ 384.687614] ? kvm_clock_read+0x18/0x30 [ 384.691572] ? ktime_get+0x2c1/0x400 [ 384.695274] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 384.699755] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 384.705278] ? __cpuset_node_allowed+0x19b/0x660 [ 384.710021] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 384.715725] ? delayacct_end+0x5a/0x100 [ 384.719689] do_try_to_free_pages+0x3e7/0x1290 [ 384.724255] ? zap_class+0x640/0x640 [ 384.727982] ? shrink_node+0x16b0/0x16b0 [ 384.732032] ? __lock_is_held+0xb5/0x140 [ 384.736188] try_to_free_pages+0x4d0/0xb90 [ 384.740411] ? do_try_to_free_pages+0x1290/0x1290 [ 384.745250] ? lock_acquire+0x1ed/0x520 [ 384.749209] ? set_page_refcounted+0x280/0x280 [ 384.753781] ? lock_release+0xa00/0xa00 [ 384.757846] ? _raw_spin_unlock_irq+0x60/0x80 [ 384.762332] ? psi_memstall_enter+0x240/0x2b0 [ 384.766824] ? psi_memstall_tick+0x230/0x230 [ 384.771225] __alloc_pages_slowpath+0xa14/0x2e10 [ 384.775992] ? warn_alloc+0x120/0x120 [ 384.779776] ? mark_held_locks+0x130/0x130 [ 384.784004] ? warn_alloc+0x120/0x120 [ 384.787791] ? print_usage_bug+0xc0/0xc0 [ 384.791842] ? print_usage_bug+0xc0/0xc0 [ 384.795896] ? perf_event_update_userpage+0xcd0/0xcd0 [ 384.801075] ? print_usage_bug+0xc0/0xc0 [ 384.805122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.810658] ? should_fail+0x22d/0xd01 [ 384.814530] ? zap_class+0x640/0x640 [ 384.818232] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.823324] ? zap_class+0x640/0x640 [ 384.827047] ? __lock_is_held+0xb5/0x140 [ 384.831101] ? zap_class+0x640/0x640 [ 384.834804] ? lock_release+0xa00/0xa00 [ 384.838763] ? perf_trace_sched_process_exec+0x860/0x860 [ 384.844195] ? check_preemption_disabled+0x48/0x280 [ 384.849208] ? __might_sleep+0x95/0x190 [ 384.853172] __alloc_pages_nodemask+0xa80/0xde0 [ 384.857827] ? zap_class+0x640/0x640 [ 384.861536] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.866548] ? mark_held_locks+0xc7/0x130 [ 384.870690] ? cache_grow_begin+0x65/0x8c0 [ 384.874909] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 384.879480] ? trace_hardirqs_on+0xbd/0x310 [ 384.883790] ? fallback_alloc+0x204/0x2e0 [ 384.887926] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.893025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 384.898556] cache_grow_begin+0xa5/0x8c0 [ 384.902604] ? do_raw_spin_unlock+0xa7/0x330 [ 384.907004] fallback_alloc+0x204/0x2e0 [ 384.910972] ____cache_alloc_node+0x1c7/0x1e0 [ 384.915468] kmem_cache_alloc_trace+0x214/0x750 [ 384.920135] do_syslog+0xb9b/0x1690 [ 384.923758] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 384.928763] ? finish_wait+0x430/0x430 [ 384.932638] ? aa_path_link+0x5e0/0x5e0 [ 384.936604] kmsg_read+0x8f/0xc0 [ 384.939956] ? kmsg_poll+0xb0/0xb0 [ 384.943487] proc_reg_read+0x2a3/0x3d0 [ 384.947378] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 384.952296] ? mark_held_locks+0xc7/0x130 [ 384.956438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.961960] ? fsnotify+0x4e5/0xf20 [ 384.965581] __vfs_read+0x117/0x9b0 [ 384.969193] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 384.974123] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 384.979049] ? vfs_copy_file_range+0xb90/0xb90 [ 384.983617] ? fsnotify+0xf20/0xf20 [ 384.987234] ? fsnotify_first_mark+0x350/0x350 [ 384.991811] ? security_file_permission+0x1c2/0x220 [ 384.996815] ? rw_verify_area+0x118/0x360 [ 385.000951] vfs_read+0x17f/0x3c0 [ 385.004394] ksys_read+0x101/0x260 [ 385.007923] ? kernel_write+0x120/0x120 [ 385.011885] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.016985] __x64_sys_read+0x73/0xb0 [ 385.020774] do_syscall_64+0x1b9/0x820 [ 385.024644] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 385.029991] ? syscall_return_slowpath+0x5e0/0x5e0 [ 385.034905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.039739] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.044742] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 385.049747] ? prepare_exit_to_usermode+0x291/0x3b0 [ 385.054755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.059589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 385.064760] RIP: 0033:0x7fe74e2211fd [ 385.068475] Code: Bad RIP value. [ 385.071820] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 385.079532] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 385.086788] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 385.094040] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 385.101291] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 385.108547] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 385.115823] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 385.115827] warn_alloc_show_mem: 1 callbacks suppressed [ 385.115832] Mem-Info: [ 385.123110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.123116] Call Trace: [ 385.128473] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 385.128473] active_file:15 inactive_file:9 isolated_file:0 [ 385.128473] unevictable:0 dirty:0 writeback:0 unstable:0 [ 385.128473] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 385.128473] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 385.128473] free:13746 free_pcp:134 free_cma:0 [ 385.130844] [ 385.140210] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 385.142776] dump_stack+0x244/0x39d [ 385.175529] 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 [ 385.177664] ? dump_stack_print_info.cold.1+0x20/0x20 [ 385.205117] lowmem_reserve[]: 0 2818 6321 6321 [ 385.208741] warn_alloc.cold.116+0xb7/0x1bd [ 385.234809] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 385.239986] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.244530] lowmem_reserve[]: 0 0 3503 3503 [ 385.248841] ? lock_downgrade+0x900/0x900 [ 385.276144] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 385.280972] ? trace_hardirqs_off+0xb8/0x310 [ 385.285257] lowmem_reserve[]: 0 0 0 0 [ 385.289389] ? trace_hardirqs_off+0xb8/0x310 [ 385.318254] 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 [ 385.322646] __alloc_pages_slowpath+0x26e8/0x2e10 [ 385.326409] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 385.330825] ? warn_alloc+0x120/0x120 [ 385.344548] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 385.349387] ? warn_alloc+0x120/0x120 [ 385.364612] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 385.368389] ? warn_alloc+0x120/0x120 [ 385.382836] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 385.386629] ? print_usage_bug+0xc0/0xc0 [ 385.395430] 268 total pagecache pages [ 385.399207] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.407755] 0 pages in swap cache [ 385.411788] ? print_usage_bug+0xc0/0xc0 [ 385.415568] Swap cache stats: add 0, delete 0, find 0/0 [ 385.420733] ? zap_class+0x640/0x640 [ 385.424154] Free swap = 0kB [ 385.428279] ? find_held_lock+0x36/0x1c0 [ 385.433608] Total swap = 0kB [ 385.437301] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.440285] 1965979 pages RAM [ 385.444323] ? should_fail+0x22d/0xd01 [ 385.447306] 0 pages HighMem/MovableOnly [ 385.452826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.455896] 342853 pages reserved [ 385.455901] 0 pages cma reserved [ 385.459767] ? __lock_acquire+0x62f/0x4c20 [ 385.463764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.468816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.472281] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.475582] ? __lock_acquire+0x62f/0x4c20 [ 385.479794] rsyslogd cpuset=/ mems_allowed=0 [ 385.486262] ? should_fail+0x22d/0xd01 [ 385.486282] ? mark_held_locks+0x130/0x130 [ 385.518065] ? mark_held_locks+0x130/0x130 [ 385.522296] ? is_bpf_text_address+0xac/0x170 [ 385.526776] ? zap_class+0x640/0x640 [ 385.530569] ? print_usage_bug+0xc0/0xc0 [ 385.534618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.540151] ? check_preemption_disabled+0x48/0x280 [ 385.545160] ? __lock_is_held+0xb5/0x140 [ 385.549212] __alloc_pages_nodemask+0xa80/0xde0 [ 385.553871] ? zap_class+0x640/0x640 [ 385.557577] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 385.562591] ? find_held_lock+0x36/0x1c0 [ 385.566650] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.571304] ? lock_downgrade+0x900/0x900 [ 385.575443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.580971] cache_grow_begin+0xa5/0x8c0 [ 385.585016] ? do_raw_spin_unlock+0xa7/0x330 [ 385.589421] fallback_alloc+0x204/0x2e0 [ 385.593389] ____cache_alloc_node+0x1c7/0x1e0 [ 385.597876] kmem_cache_alloc_node+0xe3/0x730 [ 385.602357] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.606591] __alloc_skb+0x119/0x770 [ 385.610290] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.615556] ? netdev_alloc_frag+0x1f0/0x1f0 [ 385.619956] ? lock_downgrade+0x900/0x900 [ 385.624094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.629617] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.635057] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.640490] ? addrconf_rs_timer+0x690/0x690 [ 385.644913] ndisc_alloc_skb+0x144/0x340 [ 385.648963] ndisc_send_rs+0x331/0x6e0 [ 385.652842] addrconf_rs_timer+0x314/0x690 [ 385.657070] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.661302] call_timer_fn+0x272/0x920 [ 385.665176] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.669398] ? process_timeout+0x40/0x40 [ 385.673450] ? __run_timers+0x7da/0xc70 [ 385.677412] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.681890] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.686368] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.690589] ? lockdep_hardirqs_on+0x296/0x5b0 [ 385.695161] ? trace_hardirqs_on+0xbd/0x310 [ 385.699475] ? kasan_check_read+0x11/0x20 [ 385.703624] ? __run_timers+0x7da/0xc70 [ 385.707588] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.712688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.716906] __run_timers+0x7e5/0xc70 [ 385.720701] ? timer_fixup_init+0x70/0x70 [ 385.724845] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.729934] ? zap_class+0x640/0x640 [ 385.733638] ? enqueue_hrtimer+0x1a5/0x560 [ 385.737860] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.743044] ? find_held_lock+0x36/0x1c0 [ 385.747094] ? zap_class+0x640/0x640 [ 385.750815] ? pvclock_read_flags+0x160/0x160 [ 385.755299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.760825] ? check_preemption_disabled+0x48/0x280 [ 385.765852] ? __lock_is_held+0xb5/0x140 [ 385.769986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.775509] ? check_preemption_disabled+0x48/0x280 [ 385.780515] run_timer_softirq+0x52/0xb0 [ 385.784566] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.789678] __do_softirq+0x308/0xb7e [ 385.793471] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 385.797953] ? lock_downgrade+0x900/0x900 [ 385.802093] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.807187] ? pvclock_read_flags+0x160/0x160 [ 385.811669] ? lapic_next_event+0x5a/0x90 [ 385.815803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.821332] ? kvm_clock_read+0x18/0x30 [ 385.825291] ? kvm_sched_clock_read+0x9/0x20 [ 385.829686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.835210] ? check_preemption_disabled+0x48/0x280 [ 385.840220] irq_exit+0x17f/0x1c0 [ 385.843658] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.848515] ? smp_call_function_single_interrupt+0x159/0x650 [ 385.854392] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.860262] ? interrupt_entry+0xb5/0xc0 [ 385.864308] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.869308] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.874316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.879144] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.884155] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.889156] ? task_prio+0x50/0x50 [ 385.892682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.898206] ? check_preemption_disabled+0x48/0x280 [ 385.903297] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.908133] apic_timer_interrupt+0xf/0x20 [ 385.912348] [ 385.914571] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 385.919503] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 385.938386] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 385.946079] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 385.953335] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 385.960591] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 385.967847] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 385.975106] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 385.982393] skb_clone+0x1bb/0x500 [ 385.985937] ? finish_task_switch+0x2f4/0x910 [ 385.990420] ? skb_split+0x11e0/0x11e0 [ 385.994294] ? preempt_notifier_register+0x200/0x200 [ 385.999380] ? __switch_to_asm+0x34/0x70 [ 386.003426] ? __switch_to_asm+0x34/0x70 [ 386.007469] ? __switch_to_asm+0x40/0x70 [ 386.011511] ? __switch_to_asm+0x34/0x70 [ 386.015572] ? __switch_to_asm+0x40/0x70 [ 386.019615] ? __switch_to_asm+0x34/0x70 [ 386.023678] ? __switch_to_asm+0x40/0x70 [ 386.027736] ? __switch_to_asm+0x34/0x70 [ 386.031795] ? __switch_to_asm+0x34/0x70 [ 386.035847] ? __switch_to_asm+0x40/0x70 [ 386.039892] ? __switch_to_asm+0x34/0x70 [ 386.043949] bpf_clone_redirect+0xb9/0x490 [ 386.048171] ? __schedule+0x8d7/0x21d0 [ 386.052054] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 386.057063] ? __sched_text_start+0x8/0x8 [ 386.061211] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 386.065978] ? find_held_lock+0x36/0x1c0 [ 386.070036] ? lock_acquire+0x1ed/0x520 [ 386.074000] ? bpf_test_run+0x3cb/0x780 [ 386.077964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.083567] ? check_preemption_disabled+0x48/0x280 [ 386.088571] ? kasan_check_read+0x11/0x20 [ 386.092703] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.097981] ? rcu_softirq_qs+0x20/0x20 [ 386.101943] ? preempt_schedule+0x4d/0x60 [ 386.106076] ? ___preempt_schedule+0x16/0x18 [ 386.110480] ? bpf_test_run+0x25d/0x780 [ 386.114448] ? netlink_diag_dump+0x2a0/0x2a0 [ 386.118850] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.124459] ? bpf_test_init.isra.10+0x70/0x100 [ 386.129118] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 386.133869] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 386.138696] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 386.144222] ? fput+0x130/0x1a0 [ 386.147505] ? __bpf_prog_get+0x9b/0x290 [ 386.151562] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 386.156387] ? bpf_prog_test_run+0x130/0x1a0 [ 386.160785] ? __x64_sys_bpf+0x3d8/0x520 [ 386.164829] ? bpf_prog_get+0x20/0x20 [ 386.168648] ? do_syscall_64+0x1b9/0x820 [ 386.172693] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 386.178046] ? syscall_return_slowpath+0x5e0/0x5e0 [ 386.182963] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.187965] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 386.192968] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 386.199616] ? __switch_to_asm+0x40/0x70 [ 386.203659] ? __switch_to_asm+0x34/0x70 [ 386.207712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.212545] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 386.217907] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 386.217970] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 386.224647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.224651] Call Trace: [ 386.224656] [ 386.224669] dump_stack+0x244/0x39d [ 386.224685] ? dump_stack_print_info.cold.1+0x20/0x20 [ 386.231187] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 386.240489] warn_alloc.cold.116+0xb7/0x1bd [ 386.243034] syz-executor1 cpuset=syz1 mems_allowed=0 [ 386.245168] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.278579] ? lock_downgrade+0x900/0x900 [ 386.282720] ? trace_hardirqs_off+0xb8/0x310 [ 386.287240] ? trace_hardirqs_off+0xb8/0x310 [ 386.291639] __alloc_pages_slowpath+0x26e8/0x2e10 [ 386.296581] ? warn_alloc+0x120/0x120 [ 386.300369] ? print_usage_bug+0xc0/0xc0 [ 386.304417] ? warn_alloc+0x120/0x120 [ 386.308207] ? warn_alloc+0x120/0x120 [ 386.311995] ? print_usage_bug+0xc0/0xc0 [ 386.316053] ? print_usage_bug+0xc0/0xc0 [ 386.320108] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.325646] ? should_fail+0x22d/0xd01 [ 386.329521] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.334608] ? __lock_acquire+0x62f/0x4c20 [ 386.338832] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.344124] ? __lock_acquire+0x62f/0x4c20 [ 386.348345] ? should_fail+0x22d/0xd01 [ 386.352231] ? find_held_lock+0x36/0x1c0 [ 386.356291] ? mark_held_locks+0x130/0x130 [ 386.360518] ? mark_held_locks+0x130/0x130 [ 386.364741] ? zap_class+0x640/0x640 [ 386.368440] ? zap_class+0x640/0x640 [ 386.372140] ? print_usage_bug+0xc0/0xc0 [ 386.376184] ? do_raw_spin_unlock+0xa7/0x330 [ 386.380576] ? zap_class+0x640/0x640 [ 386.384293] ? print_usage_bug+0xc0/0xc0 [ 386.388341] ? wq_watchdog_touch+0x9c/0xfe [ 386.392562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.398093] ? check_preemption_disabled+0x48/0x280 [ 386.403103] ? __lock_is_held+0xb5/0x140 [ 386.407152] __alloc_pages_nodemask+0xa80/0xde0 [ 386.411805] ? zap_class+0x640/0x640 [ 386.415504] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.420514] ? find_held_lock+0x36/0x1c0 [ 386.424566] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.429221] ? lock_downgrade+0x900/0x900 [ 386.433360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.438884] cache_grow_begin+0xa5/0x8c0 [ 386.442928] ? do_raw_spin_unlock+0xa7/0x330 [ 386.447328] fallback_alloc+0x204/0x2e0 [ 386.451294] ____cache_alloc_node+0x1c7/0x1e0 [ 386.455782] kmem_cache_alloc_node+0xe3/0x730 [ 386.460264] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.464492] __alloc_skb+0x119/0x770 [ 386.468192] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.473456] ? netdev_alloc_frag+0x1f0/0x1f0 [ 386.477848] ? lock_downgrade+0x900/0x900 [ 386.481991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.487513] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.492953] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.498390] ? addrconf_rs_timer+0x690/0x690 [ 386.502940] ndisc_alloc_skb+0x144/0x340 [ 386.506995] ndisc_send_rs+0x331/0x6e0 [ 386.510878] addrconf_rs_timer+0x314/0x690 [ 386.515105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.519338] call_timer_fn+0x272/0x920 [ 386.523209] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.527427] ? process_timeout+0x40/0x40 [ 386.531481] ? mark_held_locks+0xc7/0x130 [ 386.535616] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.540104] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.544580] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.548797] ? lockdep_hardirqs_on+0x296/0x5b0 [ 386.553365] ? trace_hardirqs_on+0xbd/0x310 [ 386.557674] ? kasan_check_read+0x11/0x20 [ 386.561806] ? __run_timers+0x7da/0xc70 [ 386.565785] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.570879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.575103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.579322] __run_timers+0x7e5/0xc70 [ 386.583117] ? timer_fixup_init+0x70/0x70 [ 386.587277] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 386.592280] ? zap_class+0x640/0x640 [ 386.595998] ? print_usage_bug+0xc0/0xc0 [ 386.600046] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 386.605227] ? find_held_lock+0x36/0x1c0 [ 386.609276] ? zap_class+0x640/0x640 [ 386.612983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.618506] ? check_preemption_disabled+0x48/0x280 [ 386.623514] ? __lock_is_held+0xb5/0x140 [ 386.627561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.633082] ? check_preemption_disabled+0x48/0x280 [ 386.638088] run_timer_softirq+0x52/0xb0 [ 386.642141] ? rcu_read_lock_sched_held+0x14f/0x180 [ 386.647145] __do_softirq+0x308/0xb7e [ 386.650936] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 386.655417] ? lock_downgrade+0x900/0x900 [ 386.659552] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 386.664645] ? pvclock_read_flags+0x160/0x160 [ 386.669128] ? lapic_next_event+0x5a/0x90 [ 386.673261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.678791] ? kvm_clock_read+0x18/0x30 [ 386.682751] ? kvm_sched_clock_read+0x9/0x20 [ 386.687233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.692759] ? check_preemption_disabled+0x48/0x280 [ 386.697775] irq_exit+0x17f/0x1c0 [ 386.701213] smp_apic_timer_interrupt+0x1cb/0x760 [ 386.706038] ? smp_reschedule_interrupt+0x109/0x650 [ 386.711070] ? smp_call_function_single_interrupt+0x650/0x650 [ 386.716939] ? interrupt_entry+0xb5/0xc0 [ 386.720993] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.725999] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.731002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.735830] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.740831] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.745846] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.750681] apic_timer_interrupt+0xf/0x20 [ 386.754899] [ 386.757132] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 386.762568] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 386.781468] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 386.789159] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 386.796410] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 386.803663] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 386.810928] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 386.818197] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 386.825475] ? check_preemption_disabled+0x3a/0x280 [ 386.830489] ? check_preemption_disabled+0x43/0x280 [ 386.835501] check_preemption_disabled+0x43/0x280 [ 386.840337] debug_smp_processor_id+0x1c/0x20 [ 386.844825] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 386.850105] ? rcu_pm_notify+0xc0/0xc0 [ 386.853987] ? __lock_is_held+0xb5/0x140 [ 386.858044] rcu_read_lock_held+0x90/0xc0 [ 386.862178] list_lru_count_one+0x31a/0x450 [ 386.866493] ? list_lru_isolate_move+0x3c0/0x3c0 [ 386.871241] ? deferred_split_count+0x65/0x170 [ 386.875816] ? shrink_huge_zero_page_count+0xc8/0x100 [ 386.881007] super_cache_count+0x1b9/0x2e0 [ 386.885242] do_shrink_slab+0x1b1/0xd30 [ 386.889214] ? lock_acquire+0x1ed/0x520 [ 386.893191] ? snapshot_refaults+0x290/0x290 [ 386.897595] ? lock_release+0xa00/0xa00 [ 386.901654] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 386.906598] ? down_read_trylock+0xda/0x140 [ 386.910905] ? shrink_slab+0x207/0x8c0 [ 386.914777] ? downgrade_write+0x270/0x270 [ 386.919007] shrink_slab+0x389/0x8c0 [ 386.922710] ? shrink_active_list+0x1f00/0x1f00 [ 386.927370] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 386.932999] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.938093] ? cgroup_procs_write_finish+0xf0/0xf0 [ 386.943015] ? find_held_lock+0x36/0x1c0 [ 386.947061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.952586] shrink_node+0x431/0x16b0 [ 386.956381] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 386.961664] ? shrink_node_memcg+0x18f0/0x18f0 [ 386.966238] ? kvm_clock_read+0x18/0x30 [ 386.970197] ? ktime_get+0x2c1/0x400 [ 386.973902] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 386.978382] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 386.983902] ? __cpuset_node_allowed+0x19b/0x660 [ 386.988644] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 386.994338] ? delayacct_end+0x5a/0x100 [ 386.998309] do_try_to_free_pages+0x3e7/0x1290 [ 387.002875] ? zap_class+0x640/0x640 [ 387.006589] ? shrink_node+0x16b0/0x16b0 [ 387.010637] ? __lock_is_held+0xb5/0x140 [ 387.014704] try_to_free_pages+0x4d0/0xb90 [ 387.018932] ? do_try_to_free_pages+0x1290/0x1290 [ 387.023779] ? lock_acquire+0x1ed/0x520 [ 387.027738] ? set_page_refcounted+0x280/0x280 [ 387.032312] ? lock_release+0xa00/0xa00 [ 387.036271] ? _raw_spin_unlock_irq+0x60/0x80 [ 387.040755] ? psi_memstall_enter+0x240/0x2b0 [ 387.045238] ? psi_memstall_tick+0x230/0x230 [ 387.049640] __alloc_pages_slowpath+0xa14/0x2e10 [ 387.054404] ? warn_alloc+0x120/0x120 [ 387.058187] ? mark_held_locks+0x130/0x130 [ 387.062418] ? warn_alloc+0x120/0x120 [ 387.066220] ? print_usage_bug+0xc0/0xc0 [ 387.070268] ? print_usage_bug+0xc0/0xc0 [ 387.074314] ? perf_event_update_userpage+0xcd0/0xcd0 [ 387.079490] ? print_usage_bug+0xc0/0xc0 [ 387.083540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.089064] ? should_fail+0x22d/0xd01 [ 387.092941] ? zap_class+0x640/0x640 [ 387.096641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.101737] ? zap_class+0x640/0x640 [ 387.105458] ? __lock_is_held+0xb5/0x140 [ 387.109509] ? zap_class+0x640/0x640 [ 387.113213] ? lock_release+0xa00/0xa00 [ 387.117173] ? perf_trace_sched_process_exec+0x860/0x860 [ 387.122607] ? check_preemption_disabled+0x48/0x280 [ 387.127620] ? __might_sleep+0x95/0x190 [ 387.131593] __alloc_pages_nodemask+0xa80/0xde0 [ 387.136248] ? zap_class+0x640/0x640 [ 387.139957] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 387.144972] ? mark_held_locks+0xc7/0x130 [ 387.149111] ? cache_grow_begin+0x65/0x8c0 [ 387.153332] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 387.157903] ? trace_hardirqs_on+0xbd/0x310 [ 387.162210] ? fallback_alloc+0x204/0x2e0 [ 387.166342] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.171433] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 387.176961] cache_grow_begin+0xa5/0x8c0 [ 387.181006] ? do_raw_spin_unlock+0xa7/0x330 [ 387.185415] fallback_alloc+0x204/0x2e0 [ 387.189383] ____cache_alloc_node+0x1c7/0x1e0 [ 387.193868] kmem_cache_alloc_trace+0x214/0x750 [ 387.198533] do_syslog+0xb9b/0x1690 [ 387.202156] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 387.207158] ? finish_wait+0x430/0x430 [ 387.211035] ? aa_path_link+0x5e0/0x5e0 [ 387.215176] kmsg_read+0x8f/0xc0 [ 387.218526] ? kmsg_poll+0xb0/0xb0 [ 387.222054] proc_reg_read+0x2a3/0x3d0 [ 387.225946] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 387.230864] ? mark_held_locks+0xc7/0x130 [ 387.235003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.240524] ? fsnotify+0x4e5/0xf20 [ 387.244141] __vfs_read+0x117/0x9b0 [ 387.247755] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 387.252676] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 387.257592] ? vfs_copy_file_range+0xb90/0xb90 [ 387.262159] ? fsnotify+0xf20/0xf20 [ 387.265776] ? fsnotify_first_mark+0x350/0x350 [ 387.270355] ? security_file_permission+0x1c2/0x220 [ 387.275361] ? rw_verify_area+0x118/0x360 [ 387.279500] vfs_read+0x17f/0x3c0 [ 387.282946] ksys_read+0x101/0x260 [ 387.286477] ? kernel_write+0x120/0x120 [ 387.290454] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.295560] __x64_sys_read+0x73/0xb0 [ 387.299347] do_syscall_64+0x1b9/0x820 [ 387.303221] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 387.308570] ? syscall_return_slowpath+0x5e0/0x5e0 [ 387.313483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.318314] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.323322] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 387.328322] ? prepare_exit_to_usermode+0x291/0x3b0 [ 387.333330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.338405] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 387.343584] RIP: 0033:0x7fe74e2211fd [ 387.347306] Code: Bad RIP value. [ 387.350657] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 387.358348] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 387.365616] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 387.372876] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 387.380143] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 387.387400] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 387.394683] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 387.394687] warn_alloc_show_mem: 1 callbacks suppressed [ 387.394692] Mem-Info: [ 387.401953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.407305] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 387.407305] active_file:15 inactive_file:9 isolated_file:0 [ 387.407305] unevictable:0 dirty:0 writeback:0 unstable:0 [ 387.407305] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 387.407305] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 387.407305] free:13746 free_pcp:134 free_cma:0 [ 387.409673] Call Trace: [ 387.419032] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 387.451776] [ 387.454333] 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 [ 387.481810] dump_stack+0x244/0x39d [ 387.483924] lowmem_reserve[]: 0 2818 6321 6321 [ 387.510013] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.513602] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 387.518175] warn_alloc.cold.116+0xb7/0x1bd [ 387.523316] lowmem_reserve[]: 0 0 3503 3503 [ 387.550733] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.555021] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 387.559327] ? lock_downgrade+0x900/0x900 [ 387.564132] lowmem_reserve[]: 0 0 0 0 [ 387.592927] ? trace_hardirqs_off+0xb8/0x310 [ 387.597047] 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 [ 387.600829] ? trace_hardirqs_off+0xb8/0x310 [ 387.605199] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 387.618709] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.623081] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 387.638342] ? warn_alloc+0x120/0x120 [ 387.643138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 387.657588] ? print_usage_bug+0xc0/0xc0 [ 387.661358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 387.670168] ? warn_alloc+0x120/0x120 [ 387.674200] 268 total pagecache pages [ 387.682765] ? warn_alloc+0x120/0x120 [ 387.686536] 0 pages in swap cache [ 387.690308] ? print_usage_bug+0xc0/0xc0 [ 387.694076] Swap cache stats: add 0, delete 0, find 0/0 [ 387.697632] ? print_usage_bug+0xc0/0xc0 [ 387.701666] Free swap = 0kB [ 387.707015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.711035] Total swap = 0kB [ 387.711042] 1965979 pages RAM [ 387.714045] ? should_fail+0x22d/0xd01 [ 387.719543] 0 pages HighMem/MovableOnly [ 387.722541] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.725616] 342853 pages reserved [ 387.729481] ? __lock_acquire+0x62f/0x4c20 [ 387.733419] 0 pages cma reserved [ 387.738514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.741991] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.746143] ? __lock_acquire+0x62f/0x4c20 [ 387.746154] ? should_fail+0x22d/0xd01 [ 387.746167] ? find_held_lock+0x36/0x1c0 [ 387.749602] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.754589] ? mark_held_locks+0x130/0x130 [ 387.761042] rsyslogd cpuset=/ mems_allowed=0 [ 387.765274] ? mark_held_locks+0x130/0x130 [ 387.795990] ? zap_class+0x640/0x640 [ 387.799692] ? zap_class+0x640/0x640 [ 387.803397] ? print_usage_bug+0xc0/0xc0 [ 387.807440] ? do_raw_spin_unlock+0xa7/0x330 [ 387.811832] ? zap_class+0x640/0x640 [ 387.815539] ? print_usage_bug+0xc0/0xc0 [ 387.819612] ? wq_watchdog_touch+0x9c/0xfe [ 387.823833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.829355] ? check_preemption_disabled+0x48/0x280 [ 387.834375] ? __lock_is_held+0xb5/0x140 [ 387.838426] __alloc_pages_nodemask+0xa80/0xde0 [ 387.843080] ? zap_class+0x640/0x640 [ 387.846781] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 387.851788] ? find_held_lock+0x36/0x1c0 [ 387.855845] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.860504] ? lock_downgrade+0x900/0x900 [ 387.864645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.870170] cache_grow_begin+0xa5/0x8c0 [ 387.874215] ? do_raw_spin_unlock+0xa7/0x330 [ 387.878622] fallback_alloc+0x204/0x2e0 [ 387.882588] ____cache_alloc_node+0x1c7/0x1e0 [ 387.887086] kmem_cache_alloc_node+0xe3/0x730 [ 387.891567] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.895804] __alloc_skb+0x119/0x770 [ 387.899505] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.904769] ? netdev_alloc_frag+0x1f0/0x1f0 [ 387.909164] ? lock_downgrade+0x900/0x900 [ 387.913306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.918829] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.924265] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.929701] ? addrconf_rs_timer+0x690/0x690 [ 387.934110] ndisc_alloc_skb+0x144/0x340 [ 387.938159] ndisc_send_rs+0x331/0x6e0 [ 387.942034] addrconf_rs_timer+0x314/0x690 [ 387.946259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.950503] call_timer_fn+0x272/0x920 [ 387.954376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.958600] ? process_timeout+0x40/0x40 [ 387.962651] ? __run_timers+0x7da/0xc70 [ 387.966621] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.971098] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.975580] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.979810] ? lockdep_hardirqs_on+0x296/0x5b0 [ 387.984385] ? trace_hardirqs_on+0xbd/0x310 [ 387.988691] ? kasan_check_read+0x11/0x20 [ 387.992822] ? __run_timers+0x7da/0xc70 [ 387.996781] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.001874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.006101] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.010319] __run_timers+0x7e5/0xc70 [ 388.014111] ? timer_fixup_init+0x70/0x70 [ 388.018246] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 388.023254] ? zap_class+0x640/0x640 [ 388.026958] ? enqueue_hrtimer+0x1a5/0x560 [ 388.031181] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 388.036365] ? find_held_lock+0x36/0x1c0 [ 388.040415] ? zap_class+0x640/0x640 [ 388.044128] ? pvclock_read_flags+0x160/0x160 [ 388.048610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.054132] ? check_preemption_disabled+0x48/0x280 [ 388.059159] ? __lock_is_held+0xb5/0x140 [ 388.063215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.068737] ? check_preemption_disabled+0x48/0x280 [ 388.073744] run_timer_softirq+0x52/0xb0 [ 388.077788] ? rcu_read_lock_sched_held+0x14f/0x180 [ 388.082796] __do_softirq+0x308/0xb7e [ 388.086593] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 388.091071] ? lock_downgrade+0x900/0x900 [ 388.095216] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 388.100407] ? pvclock_read_flags+0x160/0x160 [ 388.104891] ? lapic_next_event+0x5a/0x90 [ 388.109034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.114559] ? kvm_clock_read+0x18/0x30 [ 388.118521] ? kvm_sched_clock_read+0x9/0x20 [ 388.122923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.128445] ? check_preemption_disabled+0x48/0x280 [ 388.133456] irq_exit+0x17f/0x1c0 [ 388.136897] smp_apic_timer_interrupt+0x1cb/0x760 [ 388.141727] ? smp_call_function_single_interrupt+0x159/0x650 [ 388.147603] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.153472] ? interrupt_entry+0xb5/0xc0 [ 388.157519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.162523] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.167529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.172364] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.177366] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.182366] ? task_prio+0x50/0x50 [ 388.185897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.191418] ? check_preemption_disabled+0x48/0x280 [ 388.196424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.201258] apic_timer_interrupt+0xf/0x20 [ 388.205474] [ 388.207699] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 388.212618] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 388.231503] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 388.239194] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 388.246448] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 388.253787] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 388.261041] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 388.268293] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 388.275588] skb_clone+0x1bb/0x500 [ 388.279118] ? finish_task_switch+0x2f4/0x910 [ 388.283601] ? skb_split+0x11e0/0x11e0 [ 388.287475] ? preempt_notifier_register+0x200/0x200 [ 388.292564] ? __switch_to_asm+0x34/0x70 [ 388.296616] ? __switch_to_asm+0x34/0x70 [ 388.300659] ? __switch_to_asm+0x40/0x70 [ 388.304703] ? __switch_to_asm+0x34/0x70 [ 388.308744] ? __switch_to_asm+0x40/0x70 [ 388.312790] ? __switch_to_asm+0x34/0x70 [ 388.316836] ? __switch_to_asm+0x40/0x70 [ 388.320879] ? __switch_to_asm+0x34/0x70 [ 388.324925] ? __switch_to_asm+0x34/0x70 [ 388.328965] ? __switch_to_asm+0x40/0x70 [ 388.333009] ? __switch_to_asm+0x34/0x70 [ 388.337058] bpf_clone_redirect+0xb9/0x490 [ 388.341278] ? __schedule+0x8d7/0x21d0 [ 388.345152] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 388.350157] ? __sched_text_start+0x8/0x8 [ 388.354293] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 388.359042] ? find_held_lock+0x36/0x1c0 [ 388.363093] ? lock_acquire+0x1ed/0x520 [ 388.367059] ? bpf_test_run+0x3cb/0x780 [ 388.371021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.376542] ? check_preemption_disabled+0x48/0x280 [ 388.381558] ? kasan_check_read+0x11/0x20 [ 388.385691] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.390952] ? rcu_softirq_qs+0x20/0x20 [ 388.394914] ? preempt_schedule+0x4d/0x60 [ 388.399046] ? ___preempt_schedule+0x16/0x18 [ 388.403447] ? bpf_test_run+0x25d/0x780 [ 388.407433] ? netlink_diag_dump+0x2a0/0x2a0 [ 388.411833] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.417358] ? bpf_test_init.isra.10+0x70/0x100 [ 388.422019] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 388.426767] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 388.431609] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 388.437134] ? fput+0x130/0x1a0 [ 388.440403] ? __bpf_prog_get+0x9b/0x290 [ 388.444454] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 388.449286] ? bpf_prog_test_run+0x130/0x1a0 [ 388.453682] ? __x64_sys_bpf+0x3d8/0x520 [ 388.457728] ? bpf_prog_get+0x20/0x20 [ 388.461532] ? do_syscall_64+0x1b9/0x820 [ 388.465604] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 388.470953] ? syscall_return_slowpath+0x5e0/0x5e0 [ 388.475867] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.480871] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 388.485872] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 388.492521] ? __switch_to_asm+0x40/0x70 [ 388.496571] ? __switch_to_asm+0x34/0x70 [ 388.500624] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.505989] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 388.511354] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 388.511417] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 388.518092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.518095] Call Trace: [ 388.518100] [ 388.518114] dump_stack+0x244/0x39d [ 388.518130] ? dump_stack_print_info.cold.1+0x20/0x20 [ 388.524651] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 388.533936] warn_alloc.cold.116+0xb7/0x1bd [ 388.536482] syz-executor1 cpuset=syz1 mems_allowed=0 [ 388.538614] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.572026] ? lock_downgrade+0x900/0x900 [ 388.576188] ? trace_hardirqs_off+0xb8/0x310 [ 388.580588] ? trace_hardirqs_off+0xb8/0x310 [ 388.584989] __alloc_pages_slowpath+0x26e8/0x2e10 [ 388.589842] ? warn_alloc+0x120/0x120 [ 388.593639] ? print_usage_bug+0xc0/0xc0 [ 388.597686] ? warn_alloc+0x120/0x120 [ 388.601476] ? warn_alloc+0x120/0x120 [ 388.605267] ? print_usage_bug+0xc0/0xc0 [ 388.609316] ? print_usage_bug+0xc0/0xc0 [ 388.613368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.618890] ? should_fail+0x22d/0xd01 [ 388.622762] ? __lock_acquire+0x62f/0x4c20 [ 388.626982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.632069] ? __lock_acquire+0x62f/0x4c20 [ 388.636290] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.641378] ? __lock_acquire+0x62f/0x4c20 [ 388.645600] ? should_fail+0x22d/0xd01 [ 388.649479] ? mark_held_locks+0x130/0x130 [ 388.653704] ? mark_held_locks+0x130/0x130 [ 388.657920] ? zap_class+0x640/0x640 [ 388.661623] ? zap_class+0x640/0x640 [ 388.665336] ? print_usage_bug+0xc0/0xc0 [ 388.669380] ? wq_watchdog_touch+0x9c/0xfe [ 388.673801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.679323] ? check_preemption_disabled+0x48/0x280 [ 388.684335] ? __lock_is_held+0xb5/0x140 [ 388.688388] __alloc_pages_nodemask+0xa80/0xde0 [ 388.693157] ? zap_class+0x640/0x640 [ 388.696863] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.701875] ? find_held_lock+0x36/0x1c0 [ 388.705948] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.710605] ? lock_downgrade+0x900/0x900 [ 388.714751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.720278] cache_grow_begin+0xa5/0x8c0 [ 388.724325] ? do_raw_spin_unlock+0xa7/0x330 [ 388.728726] fallback_alloc+0x204/0x2e0 [ 388.732689] ____cache_alloc_node+0x1c7/0x1e0 [ 388.737172] kmem_cache_alloc_node+0xe3/0x730 [ 388.741650] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.745881] __alloc_skb+0x119/0x770 [ 388.749583] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.754850] ? netdev_alloc_frag+0x1f0/0x1f0 [ 388.759246] ? lock_downgrade+0x900/0x900 [ 388.763382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.768907] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.774345] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.779782] ? addrconf_rs_timer+0x690/0x690 [ 388.784194] ndisc_alloc_skb+0x144/0x340 [ 388.788244] ndisc_send_rs+0x331/0x6e0 [ 388.792121] addrconf_rs_timer+0x314/0x690 [ 388.796347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.800573] call_timer_fn+0x272/0x920 [ 388.804446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.808667] ? process_timeout+0x40/0x40 [ 388.812722] ? mark_held_locks+0xc7/0x130 [ 388.816855] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.821336] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.825815] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.830034] ? lockdep_hardirqs_on+0x296/0x5b0 [ 388.834604] ? trace_hardirqs_on+0xbd/0x310 [ 388.838910] ? kasan_check_read+0x11/0x20 [ 388.843040] ? __run_timers+0x7da/0xc70 [ 388.847013] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.852116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.856335] __run_timers+0x7e5/0xc70 [ 388.860129] ? timer_fixup_init+0x70/0x70 [ 388.864272] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 388.869275] ? zap_class+0x640/0x640 [ 388.872976] ? print_usage_bug+0xc0/0xc0 [ 388.877025] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 388.882206] ? find_held_lock+0x36/0x1c0 [ 388.886268] ? zap_class+0x640/0x640 [ 388.889973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.895497] ? check_preemption_disabled+0x48/0x280 [ 388.900525] ? __lock_is_held+0xb5/0x140 [ 388.904573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.910096] ? check_preemption_disabled+0x48/0x280 [ 388.915101] run_timer_softirq+0x52/0xb0 [ 388.919148] ? rcu_read_lock_sched_held+0x14f/0x180 [ 388.924159] __do_softirq+0x308/0xb7e [ 388.927948] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 388.932425] ? lock_downgrade+0x900/0x900 [ 388.936591] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 388.941689] ? pvclock_read_flags+0x160/0x160 [ 388.946293] ? lapic_next_event+0x5a/0x90 [ 388.950430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.955955] ? kvm_clock_read+0x18/0x30 [ 388.959917] ? kvm_sched_clock_read+0x9/0x20 [ 388.964321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.969844] ? check_preemption_disabled+0x48/0x280 [ 388.974856] irq_exit+0x17f/0x1c0 [ 388.978311] smp_apic_timer_interrupt+0x1cb/0x760 [ 388.983138] ? smp_reschedule_interrupt+0x109/0x650 [ 388.988141] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.994007] ? interrupt_entry+0xb5/0xc0 [ 388.998052] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.003051] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.008054] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.012976] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.017979] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.022998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.027920] apic_timer_interrupt+0xf/0x20 [ 389.032135] [ 389.034368] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 389.039803] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 389.058689] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 389.066383] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 389.073638] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 389.080892] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 389.088147] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 389.095402] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 389.102669] ? check_preemption_disabled+0x3a/0x280 [ 389.107671] ? check_preemption_disabled+0x43/0x280 [ 389.112687] check_preemption_disabled+0x43/0x280 [ 389.117523] debug_smp_processor_id+0x1c/0x20 [ 389.122007] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 389.127269] ? rcu_pm_notify+0xc0/0xc0 [ 389.131140] ? __lock_is_held+0xb5/0x140 [ 389.135195] rcu_read_lock_held+0x90/0xc0 [ 389.139336] list_lru_count_one+0x31a/0x450 [ 389.143643] ? list_lru_isolate_move+0x3c0/0x3c0 [ 389.148404] ? deferred_split_count+0x65/0x170 [ 389.152986] ? shrink_huge_zero_page_count+0xc8/0x100 [ 389.158177] super_cache_count+0x1b9/0x2e0 [ 389.162400] do_shrink_slab+0x1b1/0xd30 [ 389.166363] ? lock_acquire+0x1ed/0x520 [ 389.170329] ? snapshot_refaults+0x290/0x290 [ 389.174724] ? lock_release+0xa00/0xa00 [ 389.178692] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 389.183617] ? down_read_trylock+0xda/0x140 [ 389.188008] ? shrink_slab+0x207/0x8c0 [ 389.191880] ? downgrade_write+0x270/0x270 [ 389.196109] shrink_slab+0x389/0x8c0 [ 389.199808] ? shrink_active_list+0x1f00/0x1f00 [ 389.204470] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 389.210089] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.215183] ? cgroup_procs_write_finish+0xf0/0xf0 [ 389.220098] ? find_held_lock+0x36/0x1c0 [ 389.224142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.229668] shrink_node+0x431/0x16b0 [ 389.233455] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 389.238741] ? shrink_node_memcg+0x18f0/0x18f0 [ 389.243318] ? kvm_clock_read+0x18/0x30 [ 389.247278] ? ktime_get+0x2c1/0x400 [ 389.250980] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 389.255462] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.260988] ? __cpuset_node_allowed+0x19b/0x660 [ 389.265730] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 389.271431] ? delayacct_end+0x5a/0x100 [ 389.275399] do_try_to_free_pages+0x3e7/0x1290 [ 389.280052] ? zap_class+0x640/0x640 [ 389.283768] ? shrink_node+0x16b0/0x16b0 [ 389.287818] ? __lock_is_held+0xb5/0x140 [ 389.291874] try_to_free_pages+0x4d0/0xb90 [ 389.296100] ? do_try_to_free_pages+0x1290/0x1290 [ 389.300937] ? lock_acquire+0x1ed/0x520 [ 389.304894] ? set_page_refcounted+0x280/0x280 [ 389.309464] ? lock_release+0xa00/0xa00 [ 389.313430] ? _raw_spin_unlock_irq+0x60/0x80 [ 389.317909] ? psi_memstall_enter+0x240/0x2b0 [ 389.322394] ? psi_memstall_tick+0x230/0x230 [ 389.326796] __alloc_pages_slowpath+0xa14/0x2e10 [ 389.331561] ? warn_alloc+0x120/0x120 [ 389.335618] ? mark_held_locks+0x130/0x130 [ 389.339850] ? warn_alloc+0x120/0x120 [ 389.343646] ? print_usage_bug+0xc0/0xc0 [ 389.347692] ? print_usage_bug+0xc0/0xc0 [ 389.351747] ? perf_event_update_userpage+0xcd0/0xcd0 [ 389.356925] ? print_usage_bug+0xc0/0xc0 [ 389.360985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.366522] ? should_fail+0x22d/0xd01 [ 389.370517] ? zap_class+0x640/0x640 [ 389.374220] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.379311] ? zap_class+0x640/0x640 [ 389.383033] ? __lock_is_held+0xb5/0x140 [ 389.387204] ? zap_class+0x640/0x640 [ 389.390904] ? lock_release+0xa00/0xa00 [ 389.394865] ? perf_trace_sched_process_exec+0x860/0x860 [ 389.400402] ? check_preemption_disabled+0x48/0x280 [ 389.405412] ? __might_sleep+0x95/0x190 [ 389.409386] __alloc_pages_nodemask+0xa80/0xde0 [ 389.414054] ? zap_class+0x640/0x640 [ 389.417763] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 389.422784] ? mark_held_locks+0xc7/0x130 [ 389.426925] ? cache_grow_begin+0x65/0x8c0 [ 389.431149] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 389.435717] ? trace_hardirqs_on+0xbd/0x310 [ 389.440054] ? fallback_alloc+0x204/0x2e0 [ 389.444186] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.449278] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.454806] cache_grow_begin+0xa5/0x8c0 [ 389.458956] ? do_raw_spin_unlock+0xa7/0x330 [ 389.463356] fallback_alloc+0x204/0x2e0 [ 389.467322] ____cache_alloc_node+0x1c7/0x1e0 [ 389.471810] kmem_cache_alloc_trace+0x214/0x750 [ 389.476481] do_syslog+0xb9b/0x1690 [ 389.480106] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 389.485117] ? finish_wait+0x430/0x430 [ 389.488995] ? aa_path_link+0x5e0/0x5e0 [ 389.492960] kmsg_read+0x8f/0xc0 [ 389.496313] ? kmsg_poll+0xb0/0xb0 [ 389.499842] proc_reg_read+0x2a3/0x3d0 [ 389.503726] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 389.508641] ? mark_held_locks+0xc7/0x130 [ 389.512779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.518299] ? fsnotify+0x4e5/0xf20 [ 389.521915] __vfs_read+0x117/0x9b0 [ 389.525528] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 389.530620] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 389.535537] ? vfs_copy_file_range+0xb90/0xb90 [ 389.540109] ? fsnotify+0xf20/0xf20 [ 389.543729] ? fsnotify_first_mark+0x350/0x350 [ 389.548303] ? security_file_permission+0x1c2/0x220 [ 389.553309] ? rw_verify_area+0x118/0x360 [ 389.557459] vfs_read+0x17f/0x3c0 [ 389.560903] ksys_read+0x101/0x260 [ 389.564430] ? kernel_write+0x120/0x120 [ 389.568398] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.573511] __x64_sys_read+0x73/0xb0 [ 389.577300] do_syscall_64+0x1b9/0x820 [ 389.581260] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 389.586701] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.591618] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.596455] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.601462] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 389.606469] ? prepare_exit_to_usermode+0x291/0x3b0 [ 389.611488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.616322] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.621602] RIP: 0033:0x7fe74e2211fd [ 389.625311] Code: Bad RIP value. [ 389.628661] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 389.636352] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 389.643612] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 389.650867] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 389.658118] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 389.665373] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 389.672646] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 389.672649] warn_alloc_show_mem: 1 callbacks suppressed [ 389.672655] Mem-Info: [ 389.679914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.685267] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 389.685267] active_file:15 inactive_file:9 isolated_file:0 [ 389.685267] unevictable:0 dirty:0 writeback:0 unstable:0 [ 389.685267] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 389.685267] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 389.685267] free:13746 free_pcp:134 free_cma:0 [ 389.687628] Call Trace: [ 389.696990] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 389.729823] [ 389.732380] 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 [ 389.759859] dump_stack+0x244/0x39d [ 389.761971] lowmem_reserve[]: 0 2818 6321 6321 [ 389.788060] ? dump_stack_print_info.cold.1+0x20/0x20 [ 389.791653] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 389.796227] warn_alloc.cold.116+0xb7/0x1bd [ 389.801372] lowmem_reserve[]: 0 0 3503 3503 [ 389.828766] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.833050] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 389.837359] ? lock_downgrade+0x900/0x900 [ 389.842165] lowmem_reserve[]: 0 0 0 0 [ 389.870946] ? trace_hardirqs_off+0xb8/0x310 [ 389.875054] 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 [ 389.878841] ? trace_hardirqs_off+0xb8/0x310 [ 389.883228] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 389.896734] __alloc_pages_slowpath+0x26e8/0x2e10 [ 389.901104] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 389.916364] ? warn_alloc+0x120/0x120 [ 389.921174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.935626] ? print_usage_bug+0xc0/0xc0 [ 389.939483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.948379] ? warn_alloc+0x120/0x120 [ 389.952406] 268 total pagecache pages [ 389.960964] ? warn_alloc+0x120/0x120 [ 389.964734] 0 pages in swap cache [ 389.968505] ? print_usage_bug+0xc0/0xc0 [ 389.972271] Swap cache stats: add 0, delete 0, find 0/0 [ 389.975700] ? kvm_clock_read+0x18/0x30 [ 389.979725] Free swap = 0kB [ 389.985066] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.989106] Total swap = 0kB [ 389.992107] ? print_usage_bug+0xc0/0xc0 [ 389.997087] 1965979 pages RAM [ 390.000093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.004121] 0 pages HighMem/MovableOnly [ 390.007207] ? should_fail+0x22d/0xd01 [ 390.012703] 342853 pages reserved [ 390.012709] 0 pages cma reserved [ 390.016660] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.020571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.023951] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.023962] ? __lock_acquire+0x62f/0x4c20 [ 390.023977] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.027356] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.032563] ? __lock_acquire+0x62f/0x4c20 [ 390.039018] rsyslogd cpuset=/ mems_allowed=0 [ 390.044110] ? should_fail+0x22d/0xd01 [ 390.044121] ? rcu_irq_exit+0x1a2/0x390 [ 390.079870] ? mark_held_locks+0x130/0x130 [ 390.084093] ? mark_held_locks+0x130/0x130 [ 390.088319] ? mark_held_locks+0xc7/0x130 [ 390.092470] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 390.097563] ? zap_class+0x640/0x640 [ 390.101277] ? print_usage_bug+0xc0/0xc0 [ 390.105327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.110855] ? check_preemption_disabled+0x48/0x280 [ 390.115865] ? __lock_is_held+0xb5/0x140 [ 390.119917] __alloc_pages_nodemask+0xa80/0xde0 [ 390.124571] ? zap_class+0x640/0x640 [ 390.128276] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.133285] ? find_held_lock+0x36/0x1c0 [ 390.137342] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.142001] ? lock_downgrade+0x900/0x900 [ 390.146141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.151669] cache_grow_begin+0xa5/0x8c0 [ 390.155714] ? do_raw_spin_unlock+0xa7/0x330 [ 390.160113] fallback_alloc+0x204/0x2e0 [ 390.164077] ____cache_alloc_node+0x1c7/0x1e0 [ 390.168563] kmem_cache_alloc_node+0xe3/0x730 [ 390.173042] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.177275] __alloc_skb+0x119/0x770 [ 390.180973] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.186240] ? netdev_alloc_frag+0x1f0/0x1f0 [ 390.190633] ? lock_downgrade+0x900/0x900 [ 390.194774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.200295] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.205732] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.211180] ? addrconf_rs_timer+0x690/0x690 [ 390.215583] ndisc_alloc_skb+0x144/0x340 [ 390.219634] ndisc_send_rs+0x331/0x6e0 [ 390.223511] addrconf_rs_timer+0x314/0x690 [ 390.227767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.232000] call_timer_fn+0x272/0x920 [ 390.235875] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.240097] ? process_timeout+0x40/0x40 [ 390.244261] ? __run_timers+0x7da/0xc70 [ 390.248220] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.252697] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.257206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.261434] ? lockdep_hardirqs_on+0x296/0x5b0 [ 390.266004] ? trace_hardirqs_on+0xbd/0x310 [ 390.270313] ? kasan_check_read+0x11/0x20 [ 390.274446] ? __run_timers+0x7da/0xc70 [ 390.278421] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.283529] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.287753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.291974] __run_timers+0x7e5/0xc70 [ 390.295768] ? timer_fixup_init+0x70/0x70 [ 390.299905] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 390.304906] ? zap_class+0x640/0x640 [ 390.308608] ? enqueue_hrtimer+0x1a5/0x560 [ 390.312837] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 390.318020] ? find_held_lock+0x36/0x1c0 [ 390.322072] ? zap_class+0x640/0x640 [ 390.325784] ? pvclock_read_flags+0x160/0x160 [ 390.330265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.335787] ? check_preemption_disabled+0x48/0x280 [ 390.340796] ? __lock_is_held+0xb5/0x140 [ 390.344844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.350365] ? check_preemption_disabled+0x48/0x280 [ 390.355388] run_timer_softirq+0x52/0xb0 [ 390.359442] ? rcu_read_lock_sched_held+0x14f/0x180 [ 390.364461] __do_softirq+0x308/0xb7e [ 390.368253] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 390.372733] ? lock_downgrade+0x900/0x900 [ 390.376867] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.381984] ? pvclock_read_flags+0x160/0x160 [ 390.386465] ? lapic_next_event+0x5a/0x90 [ 390.390599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.396125] ? kvm_clock_read+0x18/0x30 [ 390.400085] ? kvm_sched_clock_read+0x9/0x20 [ 390.404482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.410008] ? check_preemption_disabled+0x48/0x280 [ 390.415018] irq_exit+0x17f/0x1c0 [ 390.418457] smp_apic_timer_interrupt+0x1cb/0x760 [ 390.423284] ? smp_call_function_single_interrupt+0x159/0x650 [ 390.429158] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.435026] ? interrupt_entry+0xb5/0xc0 [ 390.439073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.444088] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.449090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.453917] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.459005] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.464006] ? task_prio+0x50/0x50 [ 390.467532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.473074] ? check_preemption_disabled+0x48/0x280 [ 390.478079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.482912] apic_timer_interrupt+0xf/0x20 [ 390.487127] [ 390.489357] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 390.494279] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 390.513708] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 390.521405] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 390.528671] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 390.535926] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 390.543201] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 390.550455] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 390.557773] skb_clone+0x1bb/0x500 [ 390.561300] ? finish_task_switch+0x2f4/0x910 [ 390.565795] ? skb_split+0x11e0/0x11e0 [ 390.569688] ? preempt_notifier_register+0x200/0x200 [ 390.574778] ? __switch_to_asm+0x34/0x70 [ 390.578822] ? __switch_to_asm+0x34/0x70 [ 390.582876] ? __switch_to_asm+0x40/0x70 [ 390.586917] ? __switch_to_asm+0x34/0x70 [ 390.590960] ? __switch_to_asm+0x40/0x70 [ 390.595006] ? __switch_to_asm+0x34/0x70 [ 390.599054] ? __switch_to_asm+0x40/0x70 [ 390.603100] ? __switch_to_asm+0x34/0x70 [ 390.607147] ? __switch_to_asm+0x34/0x70 [ 390.611224] ? __switch_to_asm+0x40/0x70 [ 390.615268] ? __switch_to_asm+0x34/0x70 [ 390.619318] bpf_clone_redirect+0xb9/0x490 [ 390.623537] ? __schedule+0x8d7/0x21d0 [ 390.627416] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 390.632422] ? __sched_text_start+0x8/0x8 [ 390.636554] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 390.641304] ? find_held_lock+0x36/0x1c0 [ 390.645365] ? lock_acquire+0x1ed/0x520 [ 390.649326] ? bpf_test_run+0x3cb/0x780 [ 390.653286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.658810] ? check_preemption_disabled+0x48/0x280 [ 390.663818] ? kasan_check_read+0x11/0x20 [ 390.667952] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.673211] ? rcu_softirq_qs+0x20/0x20 [ 390.677174] ? preempt_schedule+0x4d/0x60 [ 390.681308] ? ___preempt_schedule+0x16/0x18 [ 390.685709] ? bpf_test_run+0x25d/0x780 [ 390.689769] ? netlink_diag_dump+0x2a0/0x2a0 [ 390.694178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.699698] ? bpf_test_init.isra.10+0x70/0x100 [ 390.704366] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 390.709114] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 390.713949] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 390.719472] ? fput+0x130/0x1a0 [ 390.722740] ? __bpf_prog_get+0x9b/0x290 [ 390.726790] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 390.731616] ? bpf_prog_test_run+0x130/0x1a0 [ 390.736018] ? __x64_sys_bpf+0x3d8/0x520 [ 390.740068] ? bpf_prog_get+0x20/0x20 [ 390.743869] ? do_syscall_64+0x1b9/0x820 [ 390.747915] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 390.753264] ? syscall_return_slowpath+0x5e0/0x5e0 [ 390.758184] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.763198] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 390.768201] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 390.774850] ? __switch_to_asm+0x40/0x70 [ 390.778897] ? __switch_to_asm+0x34/0x70 [ 390.782950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.787786] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 390.793152] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 390.793232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.799890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.799897] Call Trace: [ 390.806429] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.815712] [ 390.818270] syz-executor1 cpuset=syz1 mems_allowed=0 [ 390.828733] dump_stack+0x244/0x39d [ 390.839530] ? dump_stack_print_info.cold.1+0x20/0x20 [ 390.844718] warn_alloc.cold.116+0xb7/0x1bd [ 390.849026] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.853855] ? lock_downgrade+0x900/0x900 [ 390.857996] ? trace_hardirqs_off+0xb8/0x310 [ 390.862393] ? trace_hardirqs_off+0xb8/0x310 [ 390.866794] __alloc_pages_slowpath+0x26e8/0x2e10 [ 390.871647] ? warn_alloc+0x120/0x120 [ 390.875437] ? print_usage_bug+0xc0/0xc0 [ 390.879482] ? warn_alloc+0x120/0x120 [ 390.883274] ? warn_alloc+0x120/0x120 [ 390.887066] ? print_usage_bug+0xc0/0xc0 [ 390.891114] ? print_usage_bug+0xc0/0xc0 [ 390.895170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.900695] ? should_fail+0x22d/0xd01 [ 390.904574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.909850] ? __lock_acquire+0x62f/0x4c20 [ 390.914075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.919160] ? __lock_acquire+0x62f/0x4c20 [ 390.923380] ? should_fail+0x22d/0xd01 [ 390.927252] ? find_held_lock+0x36/0x1c0 [ 390.931312] ? mark_held_locks+0x130/0x130 [ 390.935545] ? mark_held_locks+0x130/0x130 [ 390.939765] ? zap_class+0x640/0x640 [ 390.943466] ? zap_class+0x640/0x640 [ 390.947167] ? print_usage_bug+0xc0/0xc0 [ 390.951301] ? do_raw_spin_unlock+0xa7/0x330 [ 390.955701] ? zap_class+0x640/0x640 [ 390.959415] ? print_usage_bug+0xc0/0xc0 [ 390.963467] ? wq_watchdog_touch+0x9c/0xfe [ 390.967689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.973210] ? check_preemption_disabled+0x48/0x280 [ 390.978303] ? __lock_is_held+0xb5/0x140 [ 390.982368] __alloc_pages_nodemask+0xa80/0xde0 [ 390.987020] ? zap_class+0x640/0x640 [ 390.990722] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.995746] ? find_held_lock+0x36/0x1c0 [ 390.999800] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.004464] ? lock_downgrade+0x900/0x900 [ 391.008605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.014132] cache_grow_begin+0xa5/0x8c0 [ 391.018177] ? do_raw_spin_unlock+0xa7/0x330 [ 391.022575] fallback_alloc+0x204/0x2e0 [ 391.026547] ____cache_alloc_node+0x1c7/0x1e0 [ 391.031029] kmem_cache_alloc_node+0xe3/0x730 [ 391.035510] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.039741] __alloc_skb+0x119/0x770 [ 391.043439] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.048707] ? netdev_alloc_frag+0x1f0/0x1f0 [ 391.053102] ? lock_downgrade+0x900/0x900 [ 391.057239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.062767] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.068219] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.073654] ? addrconf_rs_timer+0x690/0x690 [ 391.078059] ndisc_alloc_skb+0x144/0x340 [ 391.082108] ndisc_send_rs+0x331/0x6e0 [ 391.085986] addrconf_rs_timer+0x314/0x690 [ 391.090212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.094444] call_timer_fn+0x272/0x920 [ 391.098328] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.102552] ? process_timeout+0x40/0x40 [ 391.106608] ? mark_held_locks+0xc7/0x130 [ 391.110742] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.115222] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.119703] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.123921] ? lockdep_hardirqs_on+0x296/0x5b0 [ 391.128491] ? trace_hardirqs_on+0xbd/0x310 [ 391.132797] ? kasan_check_read+0x11/0x20 [ 391.136926] ? __run_timers+0x7da/0xc70 [ 391.140889] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.145980] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.150207] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.154425] __run_timers+0x7e5/0xc70 [ 391.158219] ? timer_fixup_init+0x70/0x70 [ 391.162358] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 391.167378] ? zap_class+0x640/0x640 [ 391.171082] ? print_usage_bug+0xc0/0xc0 [ 391.175133] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 391.180318] ? find_held_lock+0x36/0x1c0 [ 391.184368] ? zap_class+0x640/0x640 [ 391.188068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.193594] ? check_preemption_disabled+0x48/0x280 [ 391.198609] ? __lock_is_held+0xb5/0x140 [ 391.202654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.208179] ? check_preemption_disabled+0x48/0x280 [ 391.213183] run_timer_softirq+0x52/0xb0 [ 391.217228] ? rcu_read_lock_sched_held+0x14f/0x180 [ 391.222249] __do_softirq+0x308/0xb7e [ 391.226040] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 391.230520] ? lock_downgrade+0x900/0x900 [ 391.234659] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 391.239769] ? pvclock_read_flags+0x160/0x160 [ 391.244250] ? lapic_next_event+0x5a/0x90 [ 391.248389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.253918] ? kvm_clock_read+0x18/0x30 [ 391.257880] ? kvm_sched_clock_read+0x9/0x20 [ 391.262273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.267793] ? check_preemption_disabled+0x48/0x280 [ 391.272800] irq_exit+0x17f/0x1c0 [ 391.276241] smp_apic_timer_interrupt+0x1cb/0x760 [ 391.281081] ? smp_reschedule_interrupt+0x109/0x650 [ 391.286085] ? smp_call_function_single_interrupt+0x650/0x650 [ 391.291952] ? interrupt_entry+0xb5/0xc0 [ 391.296001] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.301003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.306006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.310849] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.315853] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.320861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.325695] apic_timer_interrupt+0xf/0x20 [ 391.329911] [ 391.332132] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 391.338063] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 391.356950] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 391.364652] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 391.371905] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 391.379160] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 391.386415] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 391.393669] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 391.400941] ? check_preemption_disabled+0x3a/0x280 [ 391.405943] ? check_preemption_disabled+0x43/0x280 [ 391.410958] check_preemption_disabled+0x43/0x280 [ 391.415790] debug_smp_processor_id+0x1c/0x20 [ 391.420277] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 391.425547] ? rcu_pm_notify+0xc0/0xc0 [ 391.429422] ? __lock_is_held+0xb5/0x140 [ 391.433476] rcu_read_lock_held+0x90/0xc0 [ 391.437700] list_lru_count_one+0x31a/0x450 [ 391.442013] ? list_lru_isolate_move+0x3c0/0x3c0 [ 391.446759] ? deferred_split_count+0x65/0x170 [ 391.451325] ? shrink_huge_zero_page_count+0xc8/0x100 [ 391.456505] super_cache_count+0x1b9/0x2e0 [ 391.460730] do_shrink_slab+0x1b1/0xd30 [ 391.464692] ? lock_acquire+0x1ed/0x520 [ 391.468657] ? snapshot_refaults+0x290/0x290 [ 391.473051] ? lock_release+0xa00/0xa00 [ 391.477019] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 391.481942] ? down_read_trylock+0xda/0x140 [ 391.486248] ? shrink_slab+0x207/0x8c0 [ 391.490122] ? downgrade_write+0x270/0x270 [ 391.494349] shrink_slab+0x389/0x8c0 [ 391.498048] ? shrink_active_list+0x1f00/0x1f00 [ 391.502708] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 391.508407] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.513499] ? cgroup_procs_write_finish+0xf0/0xf0 [ 391.518422] ? find_held_lock+0x36/0x1c0 [ 391.522487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.528015] shrink_node+0x431/0x16b0 [ 391.531803] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 391.537084] ? shrink_node_memcg+0x18f0/0x18f0 [ 391.541654] ? kvm_clock_read+0x18/0x30 [ 391.545619] ? ktime_get+0x2c1/0x400 [ 391.549325] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 391.553806] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.559336] ? __cpuset_node_allowed+0x19b/0x660 [ 391.564083] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 391.569781] ? delayacct_end+0x5a/0x100 [ 391.573760] do_try_to_free_pages+0x3e7/0x1290 [ 391.578325] ? zap_class+0x640/0x640 [ 391.582039] ? shrink_node+0x16b0/0x16b0 [ 391.586090] ? __lock_is_held+0xb5/0x140 [ 391.590144] try_to_free_pages+0x4d0/0xb90 [ 391.594367] ? do_try_to_free_pages+0x1290/0x1290 [ 391.599210] ? lock_acquire+0x1ed/0x520 [ 391.603171] ? set_page_refcounted+0x280/0x280 [ 391.607744] ? lock_release+0xa00/0xa00 [ 391.611705] ? _raw_spin_unlock_irq+0x60/0x80 [ 391.616186] ? psi_memstall_enter+0x240/0x2b0 [ 391.620668] ? psi_memstall_tick+0x230/0x230 [ 391.625073] __alloc_pages_slowpath+0xa14/0x2e10 [ 391.629837] ? warn_alloc+0x120/0x120 [ 391.633625] ? mark_held_locks+0x130/0x130 [ 391.637863] ? warn_alloc+0x120/0x120 [ 391.641653] ? print_usage_bug+0xc0/0xc0 [ 391.645702] ? print_usage_bug+0xc0/0xc0 [ 391.649749] ? perf_event_update_userpage+0xcd0/0xcd0 [ 391.654929] ? print_usage_bug+0xc0/0xc0 [ 391.658979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.664506] ? should_fail+0x22d/0xd01 [ 391.668402] ? zap_class+0x640/0x640 [ 391.672104] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.677192] ? zap_class+0x640/0x640 [ 391.680914] ? __lock_is_held+0xb5/0x140 [ 391.684965] ? zap_class+0x640/0x640 [ 391.688665] ? lock_release+0xa00/0xa00 [ 391.692628] ? perf_trace_sched_process_exec+0x860/0x860 [ 391.698065] ? check_preemption_disabled+0x48/0x280 [ 391.703074] ? __might_sleep+0x95/0x190 [ 391.707052] __alloc_pages_nodemask+0xa80/0xde0 [ 391.711709] ? zap_class+0x640/0x640 [ 391.715411] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 391.720422] ? mark_held_locks+0xc7/0x130 [ 391.724560] ? cache_grow_begin+0x65/0x8c0 [ 391.728779] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.733348] ? trace_hardirqs_on+0xbd/0x310 [ 391.737659] ? fallback_alloc+0x204/0x2e0 [ 391.741794] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.746885] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.752413] cache_grow_begin+0xa5/0x8c0 [ 391.756467] ? do_raw_spin_unlock+0xa7/0x330 [ 391.760868] fallback_alloc+0x204/0x2e0 [ 391.764829] ____cache_alloc_node+0x1c7/0x1e0 [ 391.769319] kmem_cache_alloc_trace+0x214/0x750 [ 391.773982] do_syslog+0xb9b/0x1690 [ 391.777607] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 391.782612] ? finish_wait+0x430/0x430 [ 391.786488] ? aa_path_link+0x5e0/0x5e0 [ 391.790453] kmsg_read+0x8f/0xc0 [ 391.793803] ? kmsg_poll+0xb0/0xb0 [ 391.797336] proc_reg_read+0x2a3/0x3d0 [ 391.801213] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 391.806126] ? mark_held_locks+0xc7/0x130 [ 391.810267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.815801] ? fsnotify+0x4e5/0xf20 [ 391.819417] __vfs_read+0x117/0x9b0 [ 391.823031] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 391.827948] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 391.832867] ? vfs_copy_file_range+0xb90/0xb90 [ 391.837435] ? fsnotify+0xf20/0xf20 [ 391.841048] ? fsnotify_first_mark+0x350/0x350 [ 391.845623] ? security_file_permission+0x1c2/0x220 [ 391.850629] ? rw_verify_area+0x118/0x360 [ 391.854768] vfs_read+0x17f/0x3c0 [ 391.858211] ksys_read+0x101/0x260 [ 391.861741] ? kernel_write+0x120/0x120 [ 391.865702] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.870794] __x64_sys_read+0x73/0xb0 [ 391.874586] do_syscall_64+0x1b9/0x820 [ 391.878468] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 391.883821] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.888733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.893560] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.898569] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 391.903572] ? prepare_exit_to_usermode+0x291/0x3b0 [ 391.908577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.913413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 391.918585] RIP: 0033:0x7fe74e2211fd [ 391.922301] Code: Bad RIP value. [ 391.925650] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 391.933346] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 391.940599] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 391.947860] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 391.955112] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 391.962367] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 391.969640] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 391.969644] warn_alloc_show_mem: 1 callbacks suppressed [ 391.969650] Mem-Info: [ 391.976921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.982277] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 391.982277] active_file:15 inactive_file:9 isolated_file:0 [ 391.982277] unevictable:0 dirty:0 writeback:0 unstable:0 [ 391.982277] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 391.982277] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 391.982277] free:13746 free_pcp:134 free_cma:0 [ 391.984641] Call Trace: [ 391.993999] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 392.026745] [ 392.029311] 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 [ 392.056790] dump_stack+0x244/0x39d [ 392.058904] lowmem_reserve[]: 0 2818 6321 6321 [ 392.084992] ? dump_stack_print_info.cold.1+0x20/0x20 [ 392.088583] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 392.093157] warn_alloc.cold.116+0xb7/0x1bd [ 392.098319] lowmem_reserve[]: 0 0 3503 3503 [ 392.125712] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.129996] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 392.130021] lowmem_reserve[]: 0 0 0 0 [ 392.134335] ? lock_downgrade+0x900/0x900 [ 392.139141] 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 [ 392.167922] ? trace_hardirqs_off+0xb8/0x310 [ 392.171683] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 392.175830] ? trace_hardirqs_off+0xb8/0x310 [ 392.189313] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 392.193720] __alloc_pages_slowpath+0x26e8/0x2e10 [ 392.208948] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.213352] ? warn_alloc+0x120/0x120 [ 392.227780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.232597] ? print_usage_bug+0xc0/0xc0 [ 392.241399] 268 total pagecache pages [ 392.245189] ? warn_alloc+0x120/0x120 [ 392.253823] 0 pages in swap cache [ 392.257858] ? warn_alloc+0x120/0x120 [ 392.261627] Swap cache stats: add 0, delete 0, find 0/0 [ 392.265406] ? print_usage_bug+0xc0/0xc0 [ 392.269266] Free swap = 0kB [ 392.273052] ? kvm_clock_read+0x18/0x30 [ 392.278380] Total swap = 0kB [ 392.282423] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.285407] 1965979 pages RAM [ 392.289361] ? print_usage_bug+0xc0/0xc0 [ 392.292344] 0 pages HighMem/MovableOnly [ 392.292350] 342853 pages reserved [ 392.297353] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.300424] 0 pages cma reserved [ 392.304480] ? should_fail+0x22d/0xd01 [ 392.308488] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.311852] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.311869] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.317439] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.321586] ? __lock_acquire+0x62f/0x4c20 [ 392.325456] rsyslogd cpuset=/ mems_allowed=0 [ 392.331927] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.366044] ? __lock_acquire+0x62f/0x4c20 [ 392.370370] ? should_fail+0x22d/0xd01 [ 392.374242] ? rcu_irq_exit+0x1a2/0x390 [ 392.378219] ? mark_held_locks+0x130/0x130 [ 392.382443] ? mark_held_locks+0x130/0x130 [ 392.386668] ? mark_held_locks+0xc7/0x130 [ 392.390806] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 392.395806] ? zap_class+0x640/0x640 [ 392.399506] ? print_usage_bug+0xc0/0xc0 [ 392.403555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.409087] ? check_preemption_disabled+0x48/0x280 [ 392.414100] ? __lock_is_held+0xb5/0x140 [ 392.418152] __alloc_pages_nodemask+0xa80/0xde0 [ 392.422805] ? zap_class+0x640/0x640 [ 392.426511] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 392.431525] ? find_held_lock+0x36/0x1c0 [ 392.435582] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.440238] ? lock_downgrade+0x900/0x900 [ 392.444386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.449922] cache_grow_begin+0xa5/0x8c0 [ 392.453970] ? do_raw_spin_unlock+0xa7/0x330 [ 392.458375] fallback_alloc+0x204/0x2e0 [ 392.462342] ____cache_alloc_node+0x1c7/0x1e0 [ 392.466830] kmem_cache_alloc_node+0xe3/0x730 [ 392.471324] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.475556] __alloc_skb+0x119/0x770 [ 392.479274] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.484538] ? netdev_alloc_frag+0x1f0/0x1f0 [ 392.488938] ? lock_downgrade+0x900/0x900 [ 392.493083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.498606] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.504505] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.509945] ? addrconf_rs_timer+0x690/0x690 [ 392.514351] ndisc_alloc_skb+0x144/0x340 [ 392.518403] ndisc_send_rs+0x331/0x6e0 [ 392.522282] addrconf_rs_timer+0x314/0x690 [ 392.526505] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.530737] call_timer_fn+0x272/0x920 [ 392.534608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.538826] ? process_timeout+0x40/0x40 [ 392.542878] ? __run_timers+0x7da/0xc70 [ 392.546839] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.551317] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.555794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.560025] ? lockdep_hardirqs_on+0x296/0x5b0 [ 392.564594] ? trace_hardirqs_on+0xbd/0x310 [ 392.568897] ? kasan_check_read+0x11/0x20 [ 392.573044] ? __run_timers+0x7da/0xc70 [ 392.577014] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.582105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.586331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.590547] __run_timers+0x7e5/0xc70 [ 392.594345] ? timer_fixup_init+0x70/0x70 [ 392.598499] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 392.603501] ? zap_class+0x640/0x640 [ 392.607213] ? enqueue_hrtimer+0x1a5/0x560 [ 392.611437] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 392.616616] ? find_held_lock+0x36/0x1c0 [ 392.620665] ? zap_class+0x640/0x640 [ 392.624366] ? pvclock_read_flags+0x160/0x160 [ 392.628850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.634375] ? check_preemption_disabled+0x48/0x280 [ 392.639384] ? __lock_is_held+0xb5/0x140 [ 392.643439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.648965] ? check_preemption_disabled+0x48/0x280 [ 392.653976] run_timer_softirq+0x52/0xb0 [ 392.658026] ? rcu_read_lock_sched_held+0x14f/0x180 [ 392.663030] __do_softirq+0x308/0xb7e [ 392.666821] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 392.671303] ? lock_downgrade+0x900/0x900 [ 392.675439] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 392.680534] ? pvclock_read_flags+0x160/0x160 [ 392.685015] ? lapic_next_event+0x5a/0x90 [ 392.689150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.694684] ? kvm_clock_read+0x18/0x30 [ 392.698642] ? kvm_sched_clock_read+0x9/0x20 [ 392.703039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.708573] ? check_preemption_disabled+0x48/0x280 [ 392.713582] irq_exit+0x17f/0x1c0 [ 392.717020] smp_apic_timer_interrupt+0x1cb/0x760 [ 392.721849] ? smp_call_function_single_interrupt+0x159/0x650 [ 392.727717] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.733585] ? interrupt_entry+0xb5/0xc0 [ 392.737633] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.742636] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.747645] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.752473] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.757474] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.762479] ? task_prio+0x50/0x50 [ 392.766006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.771532] ? check_preemption_disabled+0x48/0x280 [ 392.776537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.781371] apic_timer_interrupt+0xf/0x20 [ 392.785586] [ 392.787878] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 392.792796] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 392.811678] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 392.819368] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 392.826621] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 392.833876] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 392.841127] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 392.848382] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 392.855671] skb_clone+0x1bb/0x500 [ 392.859198] ? finish_task_switch+0x2f4/0x910 [ 392.863680] ? skb_split+0x11e0/0x11e0 [ 392.867553] ? preempt_notifier_register+0x200/0x200 [ 392.872638] ? __switch_to_asm+0x34/0x70 [ 392.876685] ? __switch_to_asm+0x34/0x70 [ 392.880744] ? __switch_to_asm+0x40/0x70 [ 392.884785] ? __switch_to_asm+0x34/0x70 [ 392.888830] ? __switch_to_asm+0x40/0x70 [ 392.892872] ? __switch_to_asm+0x34/0x70 [ 392.896921] ? __switch_to_asm+0x40/0x70 [ 392.900970] ? __switch_to_asm+0x34/0x70 [ 392.905018] ? __switch_to_asm+0x34/0x70 [ 392.909065] ? __switch_to_asm+0x40/0x70 [ 392.913107] ? __switch_to_asm+0x34/0x70 [ 392.917163] bpf_clone_redirect+0xb9/0x490 [ 392.921387] ? __schedule+0x8d7/0x21d0 [ 392.925265] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 392.930272] ? __sched_text_start+0x8/0x8 [ 392.934406] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 392.939169] ? find_held_lock+0x36/0x1c0 [ 392.943226] ? lock_acquire+0x1ed/0x520 [ 392.947190] ? bpf_test_run+0x3cb/0x780 [ 392.951160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.956683] ? check_preemption_disabled+0x48/0x280 [ 392.961687] ? kasan_check_read+0x11/0x20 [ 392.965821] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.971081] ? rcu_softirq_qs+0x20/0x20 [ 392.975039] ? preempt_schedule+0x4d/0x60 [ 392.979179] ? ___preempt_schedule+0x16/0x18 [ 392.983581] ? bpf_test_run+0x25d/0x780 [ 392.987550] ? netlink_diag_dump+0x2a0/0x2a0 [ 392.991949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.997480] ? bpf_test_init.isra.10+0x70/0x100 [ 393.002138] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 393.006905] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 393.011735] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 393.017258] ? fput+0x130/0x1a0 [ 393.020544] ? __bpf_prog_get+0x9b/0x290 [ 393.024593] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 393.029415] ? bpf_prog_test_run+0x130/0x1a0 [ 393.033812] ? __x64_sys_bpf+0x3d8/0x520 [ 393.037856] ? bpf_prog_get+0x20/0x20 [ 393.041660] ? do_syscall_64+0x1b9/0x820 [ 393.045707] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 393.051058] ? syscall_return_slowpath+0x5e0/0x5e0 [ 393.055975] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.060978] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 393.065981] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 393.072631] ? __switch_to_asm+0x40/0x70 [ 393.076682] ? __switch_to_asm+0x34/0x70 [ 393.080731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.085565] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 393.090934] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 393.091017] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 393.097675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.097679] Call Trace: [ 393.097683] [ 393.097698] dump_stack+0x244/0x39d [ 393.097714] ? dump_stack_print_info.cold.1+0x20/0x20 [ 393.104236] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.113521] warn_alloc.cold.116+0xb7/0x1bd [ 393.116066] syz-executor1 cpuset=syz1 mems_allowed=0 [ 393.118197] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 393.151608] ? lock_downgrade+0x900/0x900 [ 393.155747] ? trace_hardirqs_off+0xb8/0x310 [ 393.160153] ? trace_hardirqs_off+0xb8/0x310 [ 393.164552] __alloc_pages_slowpath+0x26e8/0x2e10 [ 393.169405] ? warn_alloc+0x120/0x120 [ 393.173193] ? print_usage_bug+0xc0/0xc0 [ 393.177239] ? warn_alloc+0x120/0x120 [ 393.181029] ? warn_alloc+0x120/0x120 [ 393.184834] ? print_usage_bug+0xc0/0xc0 [ 393.188891] ? kvm_clock_read+0x18/0x30 [ 393.192848] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 393.197848] ? print_usage_bug+0xc0/0xc0 [ 393.201901] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.207425] ? should_fail+0x22d/0xd01 [ 393.211295] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.216563] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.221667] ? __lock_acquire+0x62f/0x4c20 [ 393.225887] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.230990] ? __lock_acquire+0x62f/0x4c20 [ 393.235207] ? should_fail+0x22d/0xd01 [ 393.239078] ? rcu_irq_exit+0x1a2/0x390 [ 393.243047] ? mark_held_locks+0x130/0x130 [ 393.247273] ? mark_held_locks+0x130/0x130 [ 393.251516] ? mark_held_locks+0xc7/0x130 [ 393.255650] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 393.260654] ? zap_class+0x640/0x640 [ 393.264356] ? print_usage_bug+0xc0/0xc0 [ 393.268412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.273933] ? check_preemption_disabled+0x48/0x280 [ 393.278943] ? __lock_is_held+0xb5/0x140 [ 393.282995] __alloc_pages_nodemask+0xa80/0xde0 [ 393.287650] ? zap_class+0x640/0x640 [ 393.291352] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 393.296360] ? find_held_lock+0x36/0x1c0 [ 393.300422] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.305078] ? lock_downgrade+0x900/0x900 [ 393.309220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.314749] cache_grow_begin+0xa5/0x8c0 [ 393.318794] ? do_raw_spin_unlock+0xa7/0x330 [ 393.323197] fallback_alloc+0x204/0x2e0 [ 393.327162] ____cache_alloc_node+0x1c7/0x1e0 [ 393.331649] kmem_cache_alloc_node+0xe3/0x730 [ 393.336406] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.340637] __alloc_skb+0x119/0x770 [ 393.344333] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.349597] ? netdev_alloc_frag+0x1f0/0x1f0 [ 393.353990] ? lock_downgrade+0x900/0x900 [ 393.358133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.363658] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.369095] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.374534] ? addrconf_rs_timer+0x690/0x690 [ 393.378955] ndisc_alloc_skb+0x144/0x340 [ 393.383006] ndisc_send_rs+0x331/0x6e0 [ 393.386883] addrconf_rs_timer+0x314/0x690 [ 393.391105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.395341] call_timer_fn+0x272/0x920 [ 393.399212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.403430] ? process_timeout+0x40/0x40 [ 393.407482] ? mark_held_locks+0xc7/0x130 [ 393.411616] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.416212] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.420689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.424911] ? lockdep_hardirqs_on+0x296/0x5b0 [ 393.429498] ? trace_hardirqs_on+0xbd/0x310 [ 393.433806] ? kasan_check_read+0x11/0x20 [ 393.437945] ? __run_timers+0x7da/0xc70 [ 393.441905] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.446996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.451219] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.455438] __run_timers+0x7e5/0xc70 [ 393.459235] ? timer_fixup_init+0x70/0x70 [ 393.463367] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.468371] ? zap_class+0x640/0x640 [ 393.472080] ? print_usage_bug+0xc0/0xc0 [ 393.476151] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 393.481347] ? find_held_lock+0x36/0x1c0 [ 393.485402] ? zap_class+0x640/0x640 [ 393.489104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.494633] ? check_preemption_disabled+0x48/0x280 [ 393.499644] ? __lock_is_held+0xb5/0x140 [ 393.503696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.509217] ? check_preemption_disabled+0x48/0x280 [ 393.514223] run_timer_softirq+0x52/0xb0 [ 393.518272] ? rcu_read_lock_sched_held+0x14f/0x180 [ 393.523277] __do_softirq+0x308/0xb7e [ 393.527067] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 393.531545] ? lock_downgrade+0x900/0x900 [ 393.535682] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 393.540780] ? pvclock_read_flags+0x160/0x160 [ 393.545264] ? lapic_next_event+0x5a/0x90 [ 393.549399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.554926] ? kvm_clock_read+0x18/0x30 [ 393.558883] ? kvm_sched_clock_read+0x9/0x20 [ 393.563281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.568802] ? check_preemption_disabled+0x48/0x280 [ 393.573811] irq_exit+0x17f/0x1c0 [ 393.577249] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.582075] ? smp_reschedule_interrupt+0x109/0x650 [ 393.587083] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.592958] ? interrupt_entry+0xb5/0xc0 [ 393.597003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.602007] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.607026] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.611868] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.616868] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.621891] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.626736] apic_timer_interrupt+0xf/0x20 [ 393.630951] [ 393.633176] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 393.638611] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 393.657503] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 393.665191] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 393.672448] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 393.679806] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 393.687058] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 393.694312] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 393.701583] ? check_preemption_disabled+0x3a/0x280 [ 393.706586] ? check_preemption_disabled+0x43/0x280 [ 393.711596] check_preemption_disabled+0x43/0x280 [ 393.716433] debug_smp_processor_id+0x1c/0x20 [ 393.720915] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 393.726181] ? rcu_pm_notify+0xc0/0xc0 [ 393.730053] ? __lock_is_held+0xb5/0x140 [ 393.734113] rcu_read_lock_held+0x90/0xc0 [ 393.738248] list_lru_count_one+0x31a/0x450 [ 393.742566] ? list_lru_isolate_move+0x3c0/0x3c0 [ 393.747314] ? deferred_split_count+0x65/0x170 [ 393.751878] ? shrink_huge_zero_page_count+0xc8/0x100 [ 393.757058] super_cache_count+0x1b9/0x2e0 [ 393.761291] do_shrink_slab+0x1b1/0xd30 [ 393.765253] ? lock_acquire+0x1ed/0x520 [ 393.769225] ? snapshot_refaults+0x290/0x290 [ 393.773625] ? lock_release+0xa00/0xa00 [ 393.777587] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 393.782508] ? down_read_trylock+0xda/0x140 [ 393.786816] ? shrink_slab+0x207/0x8c0 [ 393.790686] ? downgrade_write+0x270/0x270 [ 393.794917] shrink_slab+0x389/0x8c0 [ 393.798615] ? shrink_active_list+0x1f00/0x1f00 [ 393.803290] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 393.808899] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.813991] ? cgroup_procs_write_finish+0xf0/0xf0 [ 393.818913] ? find_held_lock+0x36/0x1c0 [ 393.822958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.828493] shrink_node+0x431/0x16b0 [ 393.832279] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 393.837559] ? shrink_node_memcg+0x18f0/0x18f0 [ 393.842132] ? kvm_clock_read+0x18/0x30 [ 393.846094] ? ktime_get+0x2c1/0x400 [ 393.849811] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 393.854296] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 393.859816] ? __cpuset_node_allowed+0x19b/0x660 [ 393.864558] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 393.870257] ? delayacct_end+0x5a/0x100 [ 393.874228] do_try_to_free_pages+0x3e7/0x1290 [ 393.878793] ? zap_class+0x640/0x640 [ 393.882501] ? shrink_node+0x16b0/0x16b0 [ 393.886548] ? __lock_is_held+0xb5/0x140 [ 393.890604] try_to_free_pages+0x4d0/0xb90 [ 393.894829] ? do_try_to_free_pages+0x1290/0x1290 [ 393.899666] ? lock_acquire+0x1ed/0x520 [ 393.903625] ? set_page_refcounted+0x280/0x280 [ 393.908195] ? lock_release+0xa00/0xa00 [ 393.912157] ? _raw_spin_unlock_irq+0x60/0x80 [ 393.916635] ? psi_memstall_enter+0x240/0x2b0 [ 393.921119] ? psi_memstall_tick+0x230/0x230 [ 393.925522] __alloc_pages_slowpath+0xa14/0x2e10 [ 393.930287] ? warn_alloc+0x120/0x120 [ 393.934093] ? mark_held_locks+0x130/0x130 [ 393.938323] ? warn_alloc+0x120/0x120 [ 393.942113] ? print_usage_bug+0xc0/0xc0 [ 393.946170] ? print_usage_bug+0xc0/0xc0 [ 393.950215] ? perf_event_update_userpage+0xcd0/0xcd0 [ 393.955390] ? print_usage_bug+0xc0/0xc0 [ 393.959440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.964963] ? should_fail+0x22d/0xd01 [ 393.968835] ? zap_class+0x640/0x640 [ 393.972542] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.977630] ? zap_class+0x640/0x640 [ 393.981355] ? __lock_is_held+0xb5/0x140 [ 393.985406] ? zap_class+0x640/0x640 [ 393.989121] ? lock_release+0xa00/0xa00 [ 393.993198] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.998634] ? check_preemption_disabled+0x48/0x280 [ 394.003641] ? __might_sleep+0x95/0x190 [ 394.007623] __alloc_pages_nodemask+0xa80/0xde0 [ 394.012277] ? zap_class+0x640/0x640 [ 394.015981] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.020993] ? mark_held_locks+0xc7/0x130 [ 394.025128] ? cache_grow_begin+0x65/0x8c0 [ 394.029352] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 394.033923] ? trace_hardirqs_on+0xbd/0x310 [ 394.038245] ? fallback_alloc+0x204/0x2e0 [ 394.042382] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.047472] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 394.052998] cache_grow_begin+0xa5/0x8c0 [ 394.057063] ? do_raw_spin_unlock+0xa7/0x330 [ 394.061463] fallback_alloc+0x204/0x2e0 [ 394.065426] ____cache_alloc_node+0x1c7/0x1e0 [ 394.069914] kmem_cache_alloc_trace+0x214/0x750 [ 394.074576] do_syslog+0xb9b/0x1690 [ 394.078195] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 394.083199] ? finish_wait+0x430/0x430 [ 394.087179] ? aa_path_link+0x5e0/0x5e0 [ 394.091159] kmsg_read+0x8f/0xc0 [ 394.094509] ? kmsg_poll+0xb0/0xb0 [ 394.098037] proc_reg_read+0x2a3/0x3d0 [ 394.101917] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 394.106833] ? mark_held_locks+0xc7/0x130 [ 394.110975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.116502] ? fsnotify+0x4e5/0xf20 [ 394.120123] __vfs_read+0x117/0x9b0 [ 394.123740] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 394.128656] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 394.133574] ? vfs_copy_file_range+0xb90/0xb90 [ 394.138144] ? fsnotify+0xf20/0xf20 [ 394.141773] ? fsnotify_first_mark+0x350/0x350 [ 394.146353] ? security_file_permission+0x1c2/0x220 [ 394.151361] ? rw_verify_area+0x118/0x360 [ 394.155504] vfs_read+0x17f/0x3c0 [ 394.158949] ksys_read+0x101/0x260 [ 394.162486] ? kernel_write+0x120/0x120 [ 394.166447] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.171539] __x64_sys_read+0x73/0xb0 [ 394.175356] do_syscall_64+0x1b9/0x820 [ 394.179226] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 394.184578] ? syscall_return_slowpath+0x5e0/0x5e0 [ 394.189491] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.194328] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.199333] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 394.204339] ? prepare_exit_to_usermode+0x291/0x3b0 [ 394.209344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.214178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 394.219353] RIP: 0033:0x7fe74e2211fd [ 394.223067] Code: Bad RIP value. [ 394.226415] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 394.234115] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 394.241372] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 394.248628] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 394.255882] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 394.263134] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 394.270410] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 394.270414] warn_alloc_show_mem: 1 callbacks suppressed [ 394.270419] Mem-Info: [ 394.277674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.283024] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 394.283024] active_file:15 inactive_file:9 isolated_file:0 [ 394.283024] unevictable:0 dirty:0 writeback:0 unstable:0 [ 394.283024] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 394.283024] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 394.283024] free:13746 free_pcp:134 free_cma:0 [ 394.285389] Call Trace: [ 394.294873] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.327616] [ 394.330190] 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 [ 394.357665] dump_stack+0x244/0x39d [ 394.359804] lowmem_reserve[]: 0 2818 6321 6321 [ 394.385901] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.389490] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 394.394067] warn_alloc.cold.116+0xb7/0x1bd [ 394.399211] lowmem_reserve[]: 0 0 3503 3503 [ 394.426519] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.430805] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 394.435107] ? lock_downgrade+0x900/0x900 [ 394.439912] lowmem_reserve[]: 0 0 0 0 [ 394.468703] ? trace_hardirqs_off+0xb8/0x310 [ 394.472812] 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 [ 394.476598] ? trace_hardirqs_off+0xb8/0x310 [ 394.480975] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 394.494482] __alloc_pages_slowpath+0x26e8/0x2e10 [ 394.498852] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 394.514602] ? warn_alloc+0x120/0x120 [ 394.519400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.533852] ? print_usage_bug+0xc0/0xc0 [ 394.537632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.546443] ? warn_alloc+0x120/0x120 [ 394.550485] 268 total pagecache pages [ 394.559041] ? warn_alloc+0x120/0x120 [ 394.562815] 0 pages in swap cache [ 394.566588] ? print_usage_bug+0xc0/0xc0 [ 394.570356] Swap cache stats: add 0, delete 0, find 0/0 [ 394.573791] ? kvm_clock_read+0x18/0x30 [ 394.577810] Free swap = 0kB [ 394.583149] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 394.587087] Total swap = 0kB [ 394.590176] ? print_usage_bug+0xc0/0xc0 [ 394.595156] 1965979 pages RAM [ 394.598156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.602177] 0 pages HighMem/MovableOnly [ 394.602183] 342853 pages reserved [ 394.605267] ? should_fail+0x22d/0xd01 [ 394.610779] 0 pages cma reserved [ 394.610844] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.614734] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.614749] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.614762] ? __lock_acquire+0x62f/0x4c20 [ 394.618238] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.622059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.625389] rsyslogd cpuset=/ mems_allowed=0 [ 394.631862] ? __lock_acquire+0x62f/0x4c20 [ 394.631874] ? should_fail+0x22d/0xd01 [ 394.673962] ? rcu_irq_exit+0x1a2/0x390 [ 394.677931] ? mark_held_locks+0x130/0x130 [ 394.682172] ? mark_held_locks+0x130/0x130 [ 394.686399] ? mark_held_locks+0xc7/0x130 [ 394.690533] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 394.695535] ? zap_class+0x640/0x640 [ 394.699237] ? print_usage_bug+0xc0/0xc0 [ 394.703289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.708814] ? check_preemption_disabled+0x48/0x280 [ 394.713825] ? __lock_is_held+0xb5/0x140 [ 394.717879] __alloc_pages_nodemask+0xa80/0xde0 [ 394.722535] ? zap_class+0x640/0x640 [ 394.726238] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.731268] ? find_held_lock+0x36/0x1c0 [ 394.735324] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.739977] ? lock_downgrade+0x900/0x900 [ 394.744124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.749652] cache_grow_begin+0xa5/0x8c0 [ 394.753698] ? do_raw_spin_unlock+0xa7/0x330 [ 394.758097] fallback_alloc+0x204/0x2e0 [ 394.762063] ____cache_alloc_node+0x1c7/0x1e0 [ 394.766550] kmem_cache_alloc_node+0xe3/0x730 [ 394.771032] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.775266] __alloc_skb+0x119/0x770 [ 394.778977] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.784249] ? netdev_alloc_frag+0x1f0/0x1f0 [ 394.788642] ? lock_downgrade+0x900/0x900 [ 394.792785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.798310] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.803755] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.809209] ? addrconf_rs_timer+0x690/0x690 [ 394.813620] ndisc_alloc_skb+0x144/0x340 [ 394.817672] ndisc_send_rs+0x331/0x6e0 [ 394.821551] addrconf_rs_timer+0x314/0x690 [ 394.825781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.830014] call_timer_fn+0x272/0x920 [ 394.833885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.838105] ? process_timeout+0x40/0x40 [ 394.842157] ? __run_timers+0x7da/0xc70 [ 394.846117] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.850602] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.855090] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.859309] ? lockdep_hardirqs_on+0x296/0x5b0 [ 394.863879] ? trace_hardirqs_on+0xbd/0x310 [ 394.868189] ? kasan_check_read+0x11/0x20 [ 394.872325] ? __run_timers+0x7da/0xc70 [ 394.876285] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.881380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.885607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.889825] __run_timers+0x7e5/0xc70 [ 394.893621] ? timer_fixup_init+0x70/0x70 [ 394.897766] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 394.902770] ? zap_class+0x640/0x640 [ 394.906471] ? enqueue_hrtimer+0x1a5/0x560 [ 394.910696] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 394.915875] ? find_held_lock+0x36/0x1c0 [ 394.919924] ? zap_class+0x640/0x640 [ 394.923626] ? pvclock_read_flags+0x160/0x160 [ 394.928108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.933629] ? check_preemption_disabled+0x48/0x280 [ 394.938637] ? __lock_is_held+0xb5/0x140 [ 394.942681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.948202] ? check_preemption_disabled+0x48/0x280 [ 394.953205] run_timer_softirq+0x52/0xb0 [ 394.957255] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.962256] __do_softirq+0x308/0xb7e [ 394.966044] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 394.970529] ? lock_downgrade+0x900/0x900 [ 394.974664] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.979763] ? pvclock_read_flags+0x160/0x160 [ 394.984247] ? lapic_next_event+0x5a/0x90 [ 394.988382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.993911] ? kvm_clock_read+0x18/0x30 [ 394.997873] ? kvm_sched_clock_read+0x9/0x20 [ 395.002271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.007796] ? check_preemption_disabled+0x48/0x280 [ 395.012812] irq_exit+0x17f/0x1c0 [ 395.016257] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.021083] ? smp_call_function_single_interrupt+0x159/0x650 [ 395.026953] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.032825] ? interrupt_entry+0xb5/0xc0 [ 395.036870] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.041871] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.046873] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.051700] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.056700] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.061798] ? task_prio+0x50/0x50 [ 395.065328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.070849] ? check_preemption_disabled+0x48/0x280 [ 395.075856] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.080689] apic_timer_interrupt+0xf/0x20 [ 395.084904] [ 395.087127] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 395.092058] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 395.111055] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 395.118748] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 395.126081] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 395.133336] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 395.140588] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 395.147840] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 395.155128] skb_clone+0x1bb/0x500 [ 395.158655] ? finish_task_switch+0x2f4/0x910 [ 395.163135] ? skb_split+0x11e0/0x11e0 [ 395.167010] ? preempt_notifier_register+0x200/0x200 [ 395.172109] ? __switch_to_asm+0x34/0x70 [ 395.176152] ? __switch_to_asm+0x34/0x70 [ 395.180194] ? __switch_to_asm+0x40/0x70 [ 395.184237] ? __switch_to_asm+0x34/0x70 [ 395.188282] ? __switch_to_asm+0x40/0x70 [ 395.192336] ? __switch_to_asm+0x34/0x70 [ 395.196390] ? __switch_to_asm+0x40/0x70 [ 395.200433] ? __switch_to_asm+0x34/0x70 [ 395.204477] ? __switch_to_asm+0x34/0x70 [ 395.208523] ? __switch_to_asm+0x40/0x70 [ 395.212568] ? __switch_to_asm+0x34/0x70 [ 395.216616] bpf_clone_redirect+0xb9/0x490 [ 395.220835] ? __schedule+0x8d7/0x21d0 [ 395.224717] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 395.229730] ? __sched_text_start+0x8/0x8 [ 395.233878] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 395.238644] ? find_held_lock+0x36/0x1c0 [ 395.242699] ? lock_acquire+0x1ed/0x520 [ 395.246663] ? bpf_test_run+0x3cb/0x780 [ 395.250629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.256150] ? check_preemption_disabled+0x48/0x280 [ 395.261157] ? kasan_check_read+0x11/0x20 [ 395.265293] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.270556] ? rcu_softirq_qs+0x20/0x20 [ 395.274518] ? preempt_schedule+0x4d/0x60 [ 395.278652] ? ___preempt_schedule+0x16/0x18 [ 395.283050] ? bpf_test_run+0x25d/0x780 [ 395.287018] ? netlink_diag_dump+0x2a0/0x2a0 [ 395.291415] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.296935] ? bpf_test_init.isra.10+0x70/0x100 [ 395.301598] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 395.306346] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 395.311173] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.316696] ? fput+0x130/0x1a0 [ 395.319973] ? __bpf_prog_get+0x9b/0x290 [ 395.324025] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 395.328850] ? bpf_prog_test_run+0x130/0x1a0 [ 395.333393] ? __x64_sys_bpf+0x3d8/0x520 [ 395.337439] ? bpf_prog_get+0x20/0x20 [ 395.341253] ? do_syscall_64+0x1b9/0x820 [ 395.345317] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.350668] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.355584] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.360588] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 395.365598] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 395.372256] ? __switch_to_asm+0x40/0x70 [ 395.376313] ? __switch_to_asm+0x34/0x70 [ 395.380375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.385219] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.390591] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 395.390652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.397333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.397337] Call Trace: [ 395.397343] [ 395.397359] dump_stack+0x244/0x39d [ 395.397378] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.403911] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.413197] warn_alloc.cold.116+0xb7/0x1bd [ 395.415747] syz-executor1 cpuset=syz1 mems_allowed=0 [ 395.417970] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.451420] ? lock_downgrade+0x900/0x900 [ 395.455565] ? trace_hardirqs_off+0xb8/0x310 [ 395.459978] ? trace_hardirqs_off+0xb8/0x310 [ 395.464380] __alloc_pages_slowpath+0x26e8/0x2e10 [ 395.469233] ? warn_alloc+0x120/0x120 [ 395.473022] ? print_usage_bug+0xc0/0xc0 [ 395.477071] ? warn_alloc+0x120/0x120 [ 395.480859] ? warn_alloc+0x120/0x120 [ 395.484644] ? print_usage_bug+0xc0/0xc0 [ 395.488695] ? print_usage_bug+0xc0/0xc0 [ 395.492748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.498271] ? should_fail+0x22d/0xd01 [ 395.502153] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.507243] ? __lock_acquire+0x62f/0x4c20 [ 395.511466] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.516555] ? __lock_acquire+0x62f/0x4c20 [ 395.520775] ? should_fail+0x22d/0xd01 [ 395.524646] ? find_held_lock+0x36/0x1c0 [ 395.528701] ? mark_held_locks+0x130/0x130 [ 395.532922] ? mark_held_locks+0x130/0x130 [ 395.537146] ? zap_class+0x640/0x640 [ 395.540846] ? zap_class+0x640/0x640 [ 395.544548] ? print_usage_bug+0xc0/0xc0 [ 395.548594] ? do_raw_spin_unlock+0xa7/0x330 [ 395.552989] ? zap_class+0x640/0x640 [ 395.556687] ? print_usage_bug+0xc0/0xc0 [ 395.560731] ? wq_watchdog_touch+0x9c/0xfe [ 395.564958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.570484] ? check_preemption_disabled+0x48/0x280 [ 395.575494] ? __lock_is_held+0xb5/0x140 [ 395.579545] __alloc_pages_nodemask+0xa80/0xde0 [ 395.584203] ? zap_class+0x640/0x640 [ 395.587904] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 395.592920] ? find_held_lock+0x36/0x1c0 [ 395.596983] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.601639] ? lock_downgrade+0x900/0x900 [ 395.605901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.611435] cache_grow_begin+0xa5/0x8c0 [ 395.615484] ? do_raw_spin_unlock+0xa7/0x330 [ 395.619890] fallback_alloc+0x204/0x2e0 [ 395.623857] ____cache_alloc_node+0x1c7/0x1e0 [ 395.628343] kmem_cache_alloc_node+0xe3/0x730 [ 395.632824] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.637054] __alloc_skb+0x119/0x770 [ 395.640754] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.646020] ? netdev_alloc_frag+0x1f0/0x1f0 [ 395.650411] ? lock_downgrade+0x900/0x900 [ 395.654549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.660074] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.665514] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.670953] ? addrconf_rs_timer+0x690/0x690 [ 395.675391] ndisc_alloc_skb+0x144/0x340 [ 395.679443] ndisc_send_rs+0x331/0x6e0 [ 395.683317] addrconf_rs_timer+0x314/0x690 [ 395.687543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.691772] call_timer_fn+0x272/0x920 [ 395.695643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.699862] ? process_timeout+0x40/0x40 [ 395.704034] ? mark_held_locks+0xc7/0x130 [ 395.708169] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.712653] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.717131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.721352] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.726045] ? trace_hardirqs_on+0xbd/0x310 [ 395.730355] ? kasan_check_read+0x11/0x20 [ 395.734489] ? __run_timers+0x7da/0xc70 [ 395.738451] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.743540] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.747768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.752005] __run_timers+0x7e5/0xc70 [ 395.755810] ? timer_fixup_init+0x70/0x70 [ 395.759957] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 395.764959] ? zap_class+0x640/0x640 [ 395.768662] ? print_usage_bug+0xc0/0xc0 [ 395.772711] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 395.777899] ? find_held_lock+0x36/0x1c0 [ 395.781953] ? zap_class+0x640/0x640 [ 395.785663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.791191] ? check_preemption_disabled+0x48/0x280 [ 395.796206] ? __lock_is_held+0xb5/0x140 [ 395.800262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.805785] ? check_preemption_disabled+0x48/0x280 [ 395.810791] run_timer_softirq+0x52/0xb0 [ 395.814926] ? rcu_read_lock_sched_held+0x14f/0x180 [ 395.819935] __do_softirq+0x308/0xb7e [ 395.823733] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 395.828214] ? lock_downgrade+0x900/0x900 [ 395.832350] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 395.837459] ? pvclock_read_flags+0x160/0x160 [ 395.841944] ? lapic_next_event+0x5a/0x90 [ 395.846082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.851620] ? kvm_clock_read+0x18/0x30 [ 395.855579] ? kvm_sched_clock_read+0x9/0x20 [ 395.859974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.865495] ? check_preemption_disabled+0x48/0x280 [ 395.870507] irq_exit+0x17f/0x1c0 [ 395.873951] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.878777] ? smp_reschedule_interrupt+0x109/0x650 [ 395.883779] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.889646] ? interrupt_entry+0xb5/0xc0 [ 395.893694] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.898697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.903700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.908526] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.913525] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.918536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.923369] apic_timer_interrupt+0xf/0x20 [ 395.927610] [ 395.929835] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 395.935273] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 395.954167] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 395.961859] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 395.969119] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 395.976374] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 395.983625] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 395.990879] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 395.998155] ? check_preemption_disabled+0x3a/0x280 [ 396.003181] ? check_preemption_disabled+0x43/0x280 [ 396.008187] check_preemption_disabled+0x43/0x280 [ 396.013018] debug_smp_processor_id+0x1c/0x20 [ 396.017499] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 396.022762] ? rcu_pm_notify+0xc0/0xc0 [ 396.026637] ? __lock_is_held+0xb5/0x140 [ 396.030693] rcu_read_lock_held+0x90/0xc0 [ 396.034844] list_lru_count_one+0x31a/0x450 [ 396.039157] ? list_lru_isolate_move+0x3c0/0x3c0 [ 396.043908] ? deferred_split_count+0x65/0x170 [ 396.048474] ? shrink_huge_zero_page_count+0xc8/0x100 [ 396.053653] super_cache_count+0x1b9/0x2e0 [ 396.057876] do_shrink_slab+0x1b1/0xd30 [ 396.061856] ? lock_acquire+0x1ed/0x520 [ 396.065821] ? snapshot_refaults+0x290/0x290 [ 396.070226] ? lock_release+0xa00/0xa00 [ 396.074196] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 396.079118] ? down_read_trylock+0xda/0x140 [ 396.083426] ? shrink_slab+0x207/0x8c0 [ 396.087318] ? downgrade_write+0x270/0x270 [ 396.091556] shrink_slab+0x389/0x8c0 [ 396.095258] ? shrink_active_list+0x1f00/0x1f00 [ 396.099920] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 396.105533] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.110630] ? cgroup_procs_write_finish+0xf0/0xf0 [ 396.115553] ? find_held_lock+0x36/0x1c0 [ 396.119598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.125124] shrink_node+0x431/0x16b0 [ 396.128918] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 396.134199] ? shrink_node_memcg+0x18f0/0x18f0 [ 396.138776] ? kvm_clock_read+0x18/0x30 [ 396.142737] ? ktime_get+0x2c1/0x400 [ 396.146441] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 396.150926] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.156451] ? __cpuset_node_allowed+0x19b/0x660 [ 396.161195] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 396.166899] ? delayacct_end+0x5a/0x100 [ 396.170891] do_try_to_free_pages+0x3e7/0x1290 [ 396.175456] ? zap_class+0x640/0x640 [ 396.179177] ? shrink_node+0x16b0/0x16b0 [ 396.183226] ? __lock_is_held+0xb5/0x140 [ 396.187287] try_to_free_pages+0x4d0/0xb90 [ 396.191509] ? do_try_to_free_pages+0x1290/0x1290 [ 396.196345] ? lock_acquire+0x1ed/0x520 [ 396.200302] ? set_page_refcounted+0x280/0x280 [ 396.204882] ? lock_release+0xa00/0xa00 [ 396.208842] ? _raw_spin_unlock_irq+0x60/0x80 [ 396.213321] ? psi_memstall_enter+0x240/0x2b0 [ 396.217802] ? psi_memstall_tick+0x230/0x230 [ 396.222208] __alloc_pages_slowpath+0xa14/0x2e10 [ 396.226974] ? warn_alloc+0x120/0x120 [ 396.230756] ? mark_held_locks+0x130/0x130 [ 396.234988] ? warn_alloc+0x120/0x120 [ 396.238783] ? print_usage_bug+0xc0/0xc0 [ 396.242839] ? print_usage_bug+0xc0/0xc0 [ 396.246894] ? perf_event_update_userpage+0xcd0/0xcd0 [ 396.252071] ? print_usage_bug+0xc0/0xc0 [ 396.256118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.261643] ? should_fail+0x22d/0xd01 [ 396.265516] ? zap_class+0x640/0x640 [ 396.269216] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.274305] ? zap_class+0x640/0x640 [ 396.278023] ? __lock_is_held+0xb5/0x140 [ 396.282077] ? zap_class+0x640/0x640 [ 396.285796] ? lock_release+0xa00/0xa00 [ 396.289756] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.295203] ? check_preemption_disabled+0x48/0x280 [ 396.300214] ? __might_sleep+0x95/0x190 [ 396.304178] __alloc_pages_nodemask+0xa80/0xde0 [ 396.308832] ? zap_class+0x640/0x640 [ 396.312998] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 396.318011] ? mark_held_locks+0xc7/0x130 [ 396.322160] ? cache_grow_begin+0x65/0x8c0 [ 396.326380] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.330948] ? trace_hardirqs_on+0xbd/0x310 [ 396.335257] ? fallback_alloc+0x204/0x2e0 [ 396.339390] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.344480] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.350008] cache_grow_begin+0xa5/0x8c0 [ 396.354055] ? do_raw_spin_unlock+0xa7/0x330 [ 396.358457] fallback_alloc+0x204/0x2e0 [ 396.362422] ____cache_alloc_node+0x1c7/0x1e0 [ 396.366912] kmem_cache_alloc_trace+0x214/0x750 [ 396.371577] do_syslog+0xb9b/0x1690 [ 396.375199] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 396.380202] ? finish_wait+0x430/0x430 [ 396.384078] ? aa_path_link+0x5e0/0x5e0 [ 396.388056] kmsg_read+0x8f/0xc0 [ 396.391411] ? kmsg_poll+0xb0/0xb0 [ 396.394941] proc_reg_read+0x2a3/0x3d0 [ 396.398827] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 396.403743] ? mark_held_locks+0xc7/0x130 [ 396.407883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.413404] ? fsnotify+0x4e5/0xf20 [ 396.417021] __vfs_read+0x117/0x9b0 [ 396.420632] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 396.425548] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 396.430466] ? vfs_copy_file_range+0xb90/0xb90 [ 396.435034] ? fsnotify+0xf20/0xf20 [ 396.438649] ? fsnotify_first_mark+0x350/0x350 [ 396.443237] ? security_file_permission+0x1c2/0x220 [ 396.448243] ? rw_verify_area+0x118/0x360 [ 396.452378] vfs_read+0x17f/0x3c0 [ 396.455822] ksys_read+0x101/0x260 [ 396.459350] ? kernel_write+0x120/0x120 [ 396.463315] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.468407] __x64_sys_read+0x73/0xb0 [ 396.472198] do_syscall_64+0x1b9/0x820 [ 396.476071] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.481422] ? syscall_return_slowpath+0x5e0/0x5e0 [ 396.486335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.491171] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.496177] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 396.501395] ? prepare_exit_to_usermode+0x291/0x3b0 [ 396.506404] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.511242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.516414] RIP: 0033:0x7fe74e2211fd [ 396.520127] Code: Bad RIP value. [ 396.523474] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 396.531165] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 396.538419] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 396.545675] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 396.552926] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 396.560182] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 396.567457] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 396.567461] warn_alloc_show_mem: 1 callbacks suppressed [ 396.567466] Mem-Info: [ 396.574721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.580073] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 396.580073] active_file:15 inactive_file:9 isolated_file:0 [ 396.580073] unevictable:0 dirty:0 writeback:0 unstable:0 [ 396.580073] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 396.580073] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 396.580073] free:13746 free_pcp:134 free_cma:0 [ 396.582544] Call Trace: [ 396.591905] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 396.624651] [ 396.627209] 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 [ 396.654689] dump_stack+0x244/0x39d [ 396.656801] lowmem_reserve[]: 0 2818 6321 6321 [ 396.682891] ? dump_stack_print_info.cold.1+0x20/0x20 [ 396.686485] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 396.691056] warn_alloc.cold.116+0xb7/0x1bd [ 396.696216] lowmem_reserve[]: 0 0 3503 3503 [ 396.723693] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.727983] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 396.732286] ? lock_downgrade+0x900/0x900 [ 396.737180] lowmem_reserve[]: 0 0 0 0 [ 396.765963] ? trace_hardirqs_off+0xb8/0x310 [ 396.770158] 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 [ 396.773944] ? trace_hardirqs_off+0xb8/0x310 [ 396.778317] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 396.791833] __alloc_pages_slowpath+0x26e8/0x2e10 [ 396.796200] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 396.811463] ? warn_alloc+0x120/0x120 [ 396.816261] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.830710] ? print_usage_bug+0xc0/0xc0 [ 396.834479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.843286] ? warn_alloc+0x120/0x120 [ 396.847312] 268 total pagecache pages [ 396.855866] ? warn_alloc+0x120/0x120 [ 396.859637] 0 pages in swap cache [ 396.863409] ? print_usage_bug+0xc0/0xc0 [ 396.867176] Swap cache stats: add 0, delete 0, find 0/0 [ 396.870609] ? kvm_clock_read+0x18/0x30 [ 396.874635] Free swap = 0kB [ 396.879976] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 396.883912] Total swap = 0kB [ 396.886910] ? print_usage_bug+0xc0/0xc0 [ 396.891888] 1965979 pages RAM [ 396.894896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.898918] 0 pages HighMem/MovableOnly [ 396.898923] 342853 pages reserved [ 396.902023] ? should_fail+0x22d/0xd01 [ 396.907526] 0 pages cma reserved [ 396.911489] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.914976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.918783] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.922165] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.927371] ? __lock_acquire+0x62f/0x4c20 [ 396.933830] rsyslogd cpuset=/ mems_allowed=0 [ 396.938912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.962811] ? __lock_acquire+0x62f/0x4c20 [ 396.967033] ? should_fail+0x22d/0xd01 [ 396.970931] ? rcu_irq_exit+0x1a2/0x390 [ 396.974900] ? mark_held_locks+0x130/0x130 [ 396.979129] ? mark_held_locks+0x130/0x130 [ 396.983356] ? mark_held_locks+0xc7/0x130 [ 396.987491] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 396.992499] ? zap_class+0x640/0x640 [ 396.996207] ? print_usage_bug+0xc0/0xc0 [ 397.000257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.005783] ? check_preemption_disabled+0x48/0x280 [ 397.010797] ? __lock_is_held+0xb5/0x140 [ 397.014856] __alloc_pages_nodemask+0xa80/0xde0 [ 397.019522] ? zap_class+0x640/0x640 [ 397.023224] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.028233] ? find_held_lock+0x36/0x1c0 [ 397.032291] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.036949] ? lock_downgrade+0x900/0x900 [ 397.041090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.046617] cache_grow_begin+0xa5/0x8c0 [ 397.050663] ? do_raw_spin_unlock+0xa7/0x330 [ 397.055073] fallback_alloc+0x204/0x2e0 [ 397.059036] ____cache_alloc_node+0x1c7/0x1e0 [ 397.063520] kmem_cache_alloc_node+0xe3/0x730 [ 397.068002] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.072232] __alloc_skb+0x119/0x770 [ 397.075931] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.081195] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.085590] ? lock_downgrade+0x900/0x900 [ 397.089727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.095250] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.100688] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.106125] ? addrconf_rs_timer+0x690/0x690 [ 397.110532] ndisc_alloc_skb+0x144/0x340 [ 397.114587] ndisc_send_rs+0x331/0x6e0 [ 397.118465] addrconf_rs_timer+0x314/0x690 [ 397.122689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.126919] call_timer_fn+0x272/0x920 [ 397.130788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.135019] ? process_timeout+0x40/0x40 [ 397.139072] ? __run_timers+0x7da/0xc70 [ 397.143038] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.147515] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.152010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.156229] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.160815] ? trace_hardirqs_on+0xbd/0x310 [ 397.165120] ? kasan_check_read+0x11/0x20 [ 397.169264] ? __run_timers+0x7da/0xc70 [ 397.173225] ? trace_hardirqs_off_caller+0x310/0x310 [ 397.178320] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.182543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.186763] __run_timers+0x7e5/0xc70 [ 397.190582] ? timer_fixup_init+0x70/0x70 [ 397.194722] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.199722] ? zap_class+0x640/0x640 [ 397.203424] ? enqueue_hrtimer+0x1a5/0x560 [ 397.207644] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 397.212824] ? find_held_lock+0x36/0x1c0 [ 397.216873] ? zap_class+0x640/0x640 [ 397.220582] ? pvclock_read_flags+0x160/0x160 [ 397.225080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.230610] ? check_preemption_disabled+0x48/0x280 [ 397.235621] ? __lock_is_held+0xb5/0x140 [ 397.239670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.245195] ? check_preemption_disabled+0x48/0x280 [ 397.250200] run_timer_softirq+0x52/0xb0 [ 397.254246] ? rcu_read_lock_sched_held+0x14f/0x180 [ 397.259255] __do_softirq+0x308/0xb7e [ 397.263047] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 397.267527] ? lock_downgrade+0x900/0x900 [ 397.271666] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 397.276764] ? pvclock_read_flags+0x160/0x160 [ 397.281251] ? lapic_next_event+0x5a/0x90 [ 397.285387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.290913] ? kvm_clock_read+0x18/0x30 [ 397.294872] ? kvm_sched_clock_read+0x9/0x20 [ 397.299291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.304823] ? check_preemption_disabled+0x48/0x280 [ 397.309833] irq_exit+0x17f/0x1c0 [ 397.313276] smp_apic_timer_interrupt+0x1cb/0x760 [ 397.318103] ? smp_call_function_single_interrupt+0x159/0x650 [ 397.323972] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.329840] ? interrupt_entry+0xb5/0xc0 [ 397.334086] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.339096] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.344099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.348928] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.353931] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.358935] ? task_prio+0x50/0x50 [ 397.362464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.367988] ? check_preemption_disabled+0x48/0x280 [ 397.372997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.377834] apic_timer_interrupt+0xf/0x20 [ 397.382050] [ 397.384277] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 397.389193] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 397.408078] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 397.415781] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 397.423038] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 397.430295] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 397.437549] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 397.444804] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 397.452093] skb_clone+0x1bb/0x500 [ 397.455621] ? finish_task_switch+0x2f4/0x910 [ 397.460104] ? skb_split+0x11e0/0x11e0 [ 397.463979] ? preempt_notifier_register+0x200/0x200 [ 397.469076] ? __switch_to_asm+0x34/0x70 [ 397.473122] ? __switch_to_asm+0x34/0x70 [ 397.477164] ? __switch_to_asm+0x40/0x70 [ 397.481207] ? __switch_to_asm+0x34/0x70 [ 397.485250] ? __switch_to_asm+0x40/0x70 [ 397.489295] ? __switch_to_asm+0x34/0x70 [ 397.493340] ? __switch_to_asm+0x40/0x70 [ 397.497382] ? __switch_to_asm+0x34/0x70 [ 397.501429] ? __switch_to_asm+0x34/0x70 [ 397.505473] ? __switch_to_asm+0x40/0x70 [ 397.509519] ? __switch_to_asm+0x34/0x70 [ 397.513571] bpf_clone_redirect+0xb9/0x490 [ 397.517794] ? __schedule+0x8d7/0x21d0 [ 397.521672] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 397.526679] ? __sched_text_start+0x8/0x8 [ 397.530819] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 397.535579] ? find_held_lock+0x36/0x1c0 [ 397.539637] ? lock_acquire+0x1ed/0x520 [ 397.543605] ? bpf_test_run+0x3cb/0x780 [ 397.547579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.553111] ? check_preemption_disabled+0x48/0x280 [ 397.558123] ? kasan_check_read+0x11/0x20 [ 397.562261] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.567526] ? rcu_softirq_qs+0x20/0x20 [ 397.571487] ? preempt_schedule+0x4d/0x60 [ 397.575633] ? ___preempt_schedule+0x16/0x18 [ 397.580036] ? bpf_test_run+0x25d/0x780 [ 397.584005] ? netlink_diag_dump+0x2a0/0x2a0 [ 397.588416] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.593938] ? bpf_test_init.isra.10+0x70/0x100 [ 397.598597] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 397.603349] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 397.608193] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.613720] ? fput+0x130/0x1a0 [ 397.616985] ? __bpf_prog_get+0x9b/0x290 [ 397.621037] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 397.625862] ? bpf_prog_test_run+0x130/0x1a0 [ 397.630271] ? __x64_sys_bpf+0x3d8/0x520 [ 397.634317] ? bpf_prog_get+0x20/0x20 [ 397.638125] ? do_syscall_64+0x1b9/0x820 [ 397.642179] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.647542] ? syscall_return_slowpath+0x5e0/0x5e0 [ 397.652466] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.657477] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 397.662485] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 397.669138] ? __switch_to_asm+0x40/0x70 [ 397.673186] ? __switch_to_asm+0x34/0x70 [ 397.677248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.682092] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.687467] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 397.687554] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.694315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.694318] Call Trace: [ 397.694324] [ 397.694337] dump_stack+0x244/0x39d [ 397.694353] ? dump_stack_print_info.cold.1+0x20/0x20 [ 397.700862] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.710163] warn_alloc.cold.116+0xb7/0x1bd [ 397.712713] syz-executor1 cpuset=syz1 mems_allowed=0 [ 397.714852] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.748268] ? lock_downgrade+0x900/0x900 [ 397.752418] ? trace_hardirqs_off+0xb8/0x310 [ 397.756825] ? trace_hardirqs_off+0xb8/0x310 [ 397.761224] __alloc_pages_slowpath+0x26e8/0x2e10 [ 397.766078] ? warn_alloc+0x120/0x120 [ 397.769870] ? print_usage_bug+0xc0/0xc0 [ 397.773918] ? warn_alloc+0x120/0x120 [ 397.777715] ? warn_alloc+0x120/0x120 [ 397.781508] ? print_usage_bug+0xc0/0xc0 [ 397.785560] ? print_usage_bug+0xc0/0xc0 [ 397.789614] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.795138] ? should_fail+0x22d/0xd01 [ 397.799019] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.804107] ? __lock_acquire+0x62f/0x4c20 [ 397.808327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.813414] ? __lock_acquire+0x62f/0x4c20 [ 397.817631] ? should_fail+0x22d/0xd01 [ 397.821502] ? find_held_lock+0x36/0x1c0 [ 397.825554] ? mark_held_locks+0x130/0x130 [ 397.829795] ? mark_held_locks+0x130/0x130 [ 397.834016] ? zap_class+0x640/0x640 [ 397.837714] ? zap_class+0x640/0x640 [ 397.841434] ? print_usage_bug+0xc0/0xc0 [ 397.845479] ? do_raw_spin_unlock+0xa7/0x330 [ 397.849874] ? zap_class+0x640/0x640 [ 397.853574] ? print_usage_bug+0xc0/0xc0 [ 397.857618] ? wq_watchdog_touch+0x9c/0xfe [ 397.861843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.867368] ? check_preemption_disabled+0x48/0x280 [ 397.872377] ? __lock_is_held+0xb5/0x140 [ 397.876426] __alloc_pages_nodemask+0xa80/0xde0 [ 397.881081] ? zap_class+0x640/0x640 [ 397.884787] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.889797] ? find_held_lock+0x36/0x1c0 [ 397.893858] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.898613] ? lock_downgrade+0x900/0x900 [ 397.902754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.908280] cache_grow_begin+0xa5/0x8c0 [ 397.912326] ? do_raw_spin_unlock+0xa7/0x330 [ 397.916733] fallback_alloc+0x204/0x2e0 [ 397.920698] ____cache_alloc_node+0x1c7/0x1e0 [ 397.925199] kmem_cache_alloc_node+0xe3/0x730 [ 397.929688] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.933918] __alloc_skb+0x119/0x770 [ 397.937615] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.942878] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.947271] ? lock_downgrade+0x900/0x900 [ 397.951409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.956930] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.962369] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.967806] ? addrconf_rs_timer+0x690/0x690 [ 397.972213] ndisc_alloc_skb+0x144/0x340 [ 397.976264] ndisc_send_rs+0x331/0x6e0 [ 397.980139] addrconf_rs_timer+0x314/0x690 [ 397.984362] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.988596] call_timer_fn+0x272/0x920 [ 397.992469] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.996691] ? process_timeout+0x40/0x40 [ 398.000760] ? mark_held_locks+0xc7/0x130 [ 398.004897] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.009376] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.013857] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.018077] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.022645] ? trace_hardirqs_on+0xbd/0x310 [ 398.026953] ? kasan_check_read+0x11/0x20 [ 398.031085] ? __run_timers+0x7da/0xc70 [ 398.035062] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.040159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.044388] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.048608] __run_timers+0x7e5/0xc70 [ 398.052404] ? timer_fixup_init+0x70/0x70 [ 398.056541] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.061546] ? zap_class+0x640/0x640 [ 398.065265] ? print_usage_bug+0xc0/0xc0 [ 398.069312] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 398.074496] ? find_held_lock+0x36/0x1c0 [ 398.078549] ? zap_class+0x640/0x640 [ 398.082254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.087779] ? check_preemption_disabled+0x48/0x280 [ 398.092792] ? __lock_is_held+0xb5/0x140 [ 398.096853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.102377] ? check_preemption_disabled+0x48/0x280 [ 398.107385] run_timer_softirq+0x52/0xb0 [ 398.111438] ? rcu_read_lock_sched_held+0x14f/0x180 [ 398.116440] __do_softirq+0x308/0xb7e [ 398.120230] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 398.124718] ? lock_downgrade+0x900/0x900 [ 398.128943] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 398.134039] ? pvclock_read_flags+0x160/0x160 [ 398.138524] ? lapic_next_event+0x5a/0x90 [ 398.142657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.148182] ? kvm_clock_read+0x18/0x30 [ 398.152146] ? kvm_sched_clock_read+0x9/0x20 [ 398.156542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.162062] ? check_preemption_disabled+0x48/0x280 [ 398.167072] irq_exit+0x17f/0x1c0 [ 398.170513] smp_apic_timer_interrupt+0x1cb/0x760 [ 398.175340] ? smp_reschedule_interrupt+0x109/0x650 [ 398.180352] ? smp_call_function_single_interrupt+0x650/0x650 [ 398.186219] ? interrupt_entry+0xb5/0xc0 [ 398.190269] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.195271] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.200277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.205104] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.210103] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.215116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.219950] apic_timer_interrupt+0xf/0x20 [ 398.224172] [ 398.226393] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 398.231833] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 398.250721] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 398.258410] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 398.265669] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 398.272930] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 398.280182] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 398.287434] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 398.294710] ? check_preemption_disabled+0x3a/0x280 [ 398.299720] ? check_preemption_disabled+0x43/0x280 [ 398.304726] check_preemption_disabled+0x43/0x280 [ 398.309589] debug_smp_processor_id+0x1c/0x20 [ 398.314070] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 398.319336] ? rcu_pm_notify+0xc0/0xc0 [ 398.323210] ? __lock_is_held+0xb5/0x140 [ 398.327263] rcu_read_lock_held+0x90/0xc0 [ 398.331396] list_lru_count_one+0x31a/0x450 [ 398.335707] ? list_lru_isolate_move+0x3c0/0x3c0 [ 398.340451] ? deferred_split_count+0x65/0x170 [ 398.345017] ? shrink_huge_zero_page_count+0xc8/0x100 [ 398.350198] super_cache_count+0x1b9/0x2e0 [ 398.354424] do_shrink_slab+0x1b1/0xd30 [ 398.358389] ? lock_acquire+0x1ed/0x520 [ 398.362350] ? snapshot_refaults+0x290/0x290 [ 398.366743] ? lock_release+0xa00/0xa00 [ 398.370713] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 398.375635] ? down_read_trylock+0xda/0x140 [ 398.379941] ? shrink_slab+0x207/0x8c0 [ 398.383819] ? downgrade_write+0x270/0x270 [ 398.388046] shrink_slab+0x389/0x8c0 [ 398.391748] ? shrink_active_list+0x1f00/0x1f00 [ 398.396408] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 398.402039] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.407132] ? cgroup_procs_write_finish+0xf0/0xf0 [ 398.412052] ? find_held_lock+0x36/0x1c0 [ 398.416098] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.421623] shrink_node+0x431/0x16b0 [ 398.425408] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 398.430697] ? shrink_node_memcg+0x18f0/0x18f0 [ 398.435270] ? kvm_clock_read+0x18/0x30 [ 398.439228] ? ktime_get+0x2c1/0x400 [ 398.442930] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 398.447420] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 398.452941] ? __cpuset_node_allowed+0x19b/0x660 [ 398.457698] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 398.463397] ? delayacct_end+0x5a/0x100 [ 398.467363] do_try_to_free_pages+0x3e7/0x1290 [ 398.471936] ? zap_class+0x640/0x640 [ 398.475680] ? shrink_node+0x16b0/0x16b0 [ 398.479728] ? __lock_is_held+0xb5/0x140 [ 398.483784] try_to_free_pages+0x4d0/0xb90 [ 398.488010] ? do_try_to_free_pages+0x1290/0x1290 [ 398.492848] ? lock_acquire+0x1ed/0x520 [ 398.496808] ? set_page_refcounted+0x280/0x280 [ 398.501562] ? lock_release+0xa00/0xa00 [ 398.505523] ? _raw_spin_unlock_irq+0x60/0x80 [ 398.510011] ? psi_memstall_enter+0x240/0x2b0 [ 398.514498] ? psi_memstall_tick+0x230/0x230 [ 398.518901] __alloc_pages_slowpath+0xa14/0x2e10 [ 398.523666] ? warn_alloc+0x120/0x120 [ 398.527462] ? mark_held_locks+0x130/0x130 [ 398.531697] ? warn_alloc+0x120/0x120 [ 398.535485] ? print_usage_bug+0xc0/0xc0 [ 398.539533] ? print_usage_bug+0xc0/0xc0 [ 398.543580] ? perf_event_update_userpage+0xcd0/0xcd0 [ 398.548756] ? print_usage_bug+0xc0/0xc0 [ 398.552806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.558329] ? should_fail+0x22d/0xd01 [ 398.562199] ? zap_class+0x640/0x640 [ 398.565900] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.571004] ? zap_class+0x640/0x640 [ 398.574733] ? __lock_is_held+0xb5/0x140 [ 398.578787] ? zap_class+0x640/0x640 [ 398.582502] ? lock_release+0xa00/0xa00 [ 398.586492] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.591936] ? check_preemption_disabled+0x48/0x280 [ 398.596950] ? __might_sleep+0x95/0x190 [ 398.600914] __alloc_pages_nodemask+0xa80/0xde0 [ 398.605571] ? zap_class+0x640/0x640 [ 398.609277] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 398.614286] ? mark_held_locks+0xc7/0x130 [ 398.618434] ? cache_grow_begin+0x65/0x8c0 [ 398.622655] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 398.627230] ? trace_hardirqs_on+0xbd/0x310 [ 398.631536] ? fallback_alloc+0x204/0x2e0 [ 398.635674] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.640767] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 398.646295] cache_grow_begin+0xa5/0x8c0 [ 398.650340] ? do_raw_spin_unlock+0xa7/0x330 [ 398.654740] fallback_alloc+0x204/0x2e0 [ 398.658706] ____cache_alloc_node+0x1c7/0x1e0 [ 398.663192] kmem_cache_alloc_trace+0x214/0x750 [ 398.667863] do_syslog+0xb9b/0x1690 [ 398.671484] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 398.676486] ? finish_wait+0x430/0x430 [ 398.680362] ? aa_path_link+0x5e0/0x5e0 [ 398.684337] kmsg_read+0x8f/0xc0 [ 398.687694] ? kmsg_poll+0xb0/0xb0 [ 398.691221] proc_reg_read+0x2a3/0x3d0 [ 398.695104] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 398.700021] ? mark_held_locks+0xc7/0x130 [ 398.704159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.709696] ? fsnotify+0x4e5/0xf20 [ 398.713314] __vfs_read+0x117/0x9b0 [ 398.716933] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 398.721848] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 398.726764] ? vfs_copy_file_range+0xb90/0xb90 [ 398.731333] ? fsnotify+0xf20/0xf20 [ 398.734948] ? fsnotify_first_mark+0x350/0x350 [ 398.739616] ? security_file_permission+0x1c2/0x220 [ 398.744616] ? rw_verify_area+0x118/0x360 [ 398.748754] vfs_read+0x17f/0x3c0 [ 398.752197] ksys_read+0x101/0x260 [ 398.755725] ? kernel_write+0x120/0x120 [ 398.759695] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.764787] __x64_sys_read+0x73/0xb0 [ 398.768581] do_syscall_64+0x1b9/0x820 [ 398.772452] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 398.777803] ? syscall_return_slowpath+0x5e0/0x5e0 [ 398.782717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.787550] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.792552] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 398.797566] ? prepare_exit_to_usermode+0x291/0x3b0 [ 398.802576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.807419] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.812601] RIP: 0033:0x7fe74e2211fd [ 398.816312] Code: Bad RIP value. [ 398.819667] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 398.827369] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 398.834624] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 398.841885] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 398.849141] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 398.856394] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 398.863686] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 398.863690] warn_alloc_show_mem: 1 callbacks suppressed [ 398.863695] Mem-Info: [ 398.870957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.876327] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 398.876327] active_file:15 inactive_file:9 isolated_file:0 [ 398.876327] unevictable:0 dirty:0 writeback:0 unstable:0 [ 398.876327] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 398.876327] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 398.876327] free:13746 free_pcp:134 free_cma:0 [ 398.878698] Call Trace: [ 398.888080] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 398.920934] [ 398.923490] 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 [ 398.950967] dump_stack+0x244/0x39d [ 398.953081] lowmem_reserve[]: 0 2818 6321 6321 [ 398.979168] ? dump_stack_print_info.cold.1+0x20/0x20 [ 398.982781] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 398.987353] warn_alloc.cold.116+0xb7/0x1bd [ 398.992514] lowmem_reserve[]: 0 0 3503 3503 [ 399.019912] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.024201] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 399.028506] ? lock_downgrade+0x900/0x900 [ 399.033309] lowmem_reserve[]: 0 0 0 0 [ 399.062098] ? trace_hardirqs_off+0xb8/0x310 [ 399.066206] 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 [ 399.069990] ? trace_hardirqs_off+0xb8/0x310 [ 399.074359] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 399.087866] __alloc_pages_slowpath+0x26e8/0x2e10 [ 399.092238] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 399.107500] ? warn_alloc+0x120/0x120 [ 399.112292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 399.126758] ? print_usage_bug+0xc0/0xc0 [ 399.130531] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 399.139338] ? warn_alloc+0x120/0x120 [ 399.143367] 268 total pagecache pages [ 399.152035] ? warn_alloc+0x120/0x120 [ 399.155805] 0 pages in swap cache [ 399.159577] ? print_usage_bug+0xc0/0xc0 [ 399.163344] Swap cache stats: add 0, delete 0, find 0/0 [ 399.166778] ? print_usage_bug+0xc0/0xc0 [ 399.170803] Free swap = 0kB [ 399.176148] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.180169] Total swap = 0kB [ 399.183167] ? should_fail+0x22d/0xd01 [ 399.188668] 1965979 pages RAM [ 399.191665] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.195515] 0 pages HighMem/MovableOnly [ 399.198602] ? __lock_acquire+0x62f/0x4c20 [ 399.203675] 342853 pages reserved [ 399.207632] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.211832] 0 pages cma reserved [ 399.215261] ? __lock_acquire+0x62f/0x4c20 [ 399.220387] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.223669] ? should_fail+0x22d/0xd01 [ 399.223681] ? find_held_lock+0x36/0x1c0 [ 399.223699] ? mark_held_locks+0x130/0x130 [ 399.227952] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.234373] ? mark_held_locks+0x130/0x130 [ 399.238223] rsyslogd cpuset=/ mems_allowed=0 [ 399.242257] ? zap_class+0x640/0x640 [ 399.242269] ? zap_class+0x640/0x640 [ 399.272470] ? print_usage_bug+0xc0/0xc0 [ 399.276516] ? do_raw_spin_unlock+0xa7/0x330 [ 399.280908] ? zap_class+0x640/0x640 [ 399.284613] ? print_usage_bug+0xc0/0xc0 [ 399.288659] ? wq_watchdog_touch+0x9c/0xfe [ 399.292883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.298409] ? check_preemption_disabled+0x48/0x280 [ 399.303418] ? __lock_is_held+0xb5/0x140 [ 399.307468] __alloc_pages_nodemask+0xa80/0xde0 [ 399.312129] ? zap_class+0x640/0x640 [ 399.315833] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.320842] ? find_held_lock+0x36/0x1c0 [ 399.324898] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.329554] ? lock_downgrade+0x900/0x900 [ 399.333905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.339434] cache_grow_begin+0xa5/0x8c0 [ 399.343478] ? do_raw_spin_unlock+0xa7/0x330 [ 399.347873] fallback_alloc+0x204/0x2e0 [ 399.351837] ____cache_alloc_node+0x1c7/0x1e0 [ 399.356322] kmem_cache_alloc_node+0xe3/0x730 [ 399.360800] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.365032] __alloc_skb+0x119/0x770 [ 399.368750] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.374020] ? netdev_alloc_frag+0x1f0/0x1f0 [ 399.378414] ? lock_downgrade+0x900/0x900 [ 399.382570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.388101] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.393539] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.398975] ? addrconf_rs_timer+0x690/0x690 [ 399.403384] ndisc_alloc_skb+0x144/0x340 [ 399.407434] ndisc_send_rs+0x331/0x6e0 [ 399.411313] addrconf_rs_timer+0x314/0x690 [ 399.415543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.419774] call_timer_fn+0x272/0x920 [ 399.423646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.427867] ? process_timeout+0x40/0x40 [ 399.431920] ? __run_timers+0x7da/0xc70 [ 399.435882] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.440365] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.444847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.449069] ? lockdep_hardirqs_on+0x296/0x5b0 [ 399.453640] ? trace_hardirqs_on+0xbd/0x310 [ 399.457950] ? kasan_check_read+0x11/0x20 [ 399.462171] ? __run_timers+0x7da/0xc70 [ 399.466131] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.471222] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.475455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.479676] __run_timers+0x7e5/0xc70 [ 399.483470] ? timer_fixup_init+0x70/0x70 [ 399.487610] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 399.492614] ? zap_class+0x640/0x640 [ 399.496324] ? enqueue_hrtimer+0x1a5/0x560 [ 399.500546] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 399.505729] ? find_held_lock+0x36/0x1c0 [ 399.509778] ? zap_class+0x640/0x640 [ 399.513498] ? pvclock_read_flags+0x160/0x160 [ 399.517983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.523507] ? check_preemption_disabled+0x48/0x280 [ 399.528524] ? __lock_is_held+0xb5/0x140 [ 399.532593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.538118] ? check_preemption_disabled+0x48/0x280 [ 399.543121] run_timer_softirq+0x52/0xb0 [ 399.547172] ? rcu_read_lock_sched_held+0x14f/0x180 [ 399.552174] __do_softirq+0x308/0xb7e [ 399.555962] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 399.560442] ? lock_downgrade+0x900/0x900 [ 399.564577] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 399.569675] ? pvclock_read_flags+0x160/0x160 [ 399.574161] ? lapic_next_event+0x5a/0x90 [ 399.578298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.583830] ? kvm_clock_read+0x18/0x30 [ 399.587787] ? kvm_sched_clock_read+0x9/0x20 [ 399.592191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.597714] ? check_preemption_disabled+0x48/0x280 [ 399.602810] irq_exit+0x17f/0x1c0 [ 399.606255] smp_apic_timer_interrupt+0x1cb/0x760 [ 399.611083] ? smp_call_function_single_interrupt+0x159/0x650 [ 399.616963] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.622835] ? interrupt_entry+0xb5/0xc0 [ 399.626883] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.631884] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.636886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.641718] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.646721] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.651727] ? task_prio+0x50/0x50 [ 399.655252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.660779] ? check_preemption_disabled+0x48/0x280 [ 399.665790] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.670638] apic_timer_interrupt+0xf/0x20 [ 399.674852] [ 399.677079] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 399.681995] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 399.700889] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 399.708588] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 399.715851] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 399.723103] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 399.730358] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 399.737611] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 399.744899] skb_clone+0x1bb/0x500 [ 399.748424] ? finish_task_switch+0x2f4/0x910 [ 399.752924] ? skb_split+0x11e0/0x11e0 [ 399.756909] ? preempt_notifier_register+0x200/0x200 [ 399.762104] ? __switch_to_asm+0x34/0x70 [ 399.766149] ? __switch_to_asm+0x34/0x70 [ 399.770193] ? __switch_to_asm+0x40/0x70 [ 399.774240] ? __switch_to_asm+0x34/0x70 [ 399.778287] ? __switch_to_asm+0x40/0x70 [ 399.782336] ? __switch_to_asm+0x34/0x70 [ 399.786383] ? __switch_to_asm+0x40/0x70 [ 399.790426] ? __switch_to_asm+0x34/0x70 [ 399.794469] ? __switch_to_asm+0x34/0x70 [ 399.798514] ? __switch_to_asm+0x40/0x70 [ 399.802566] ? __switch_to_asm+0x34/0x70 [ 399.806646] bpf_clone_redirect+0xb9/0x490 [ 399.810871] ? __schedule+0x8d7/0x21d0 [ 399.814746] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 399.819753] ? __sched_text_start+0x8/0x8 [ 399.823886] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 399.828636] ? find_held_lock+0x36/0x1c0 [ 399.832689] ? lock_acquire+0x1ed/0x520 [ 399.836649] ? bpf_test_run+0x3cb/0x780 [ 399.840611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.846133] ? check_preemption_disabled+0x48/0x280 [ 399.851142] ? kasan_check_read+0x11/0x20 [ 399.855277] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.860537] ? rcu_softirq_qs+0x20/0x20 [ 399.864502] ? preempt_schedule+0x4d/0x60 [ 399.868639] ? ___preempt_schedule+0x16/0x18 [ 399.873039] ? bpf_test_run+0x25d/0x780 [ 399.877006] ? netlink_diag_dump+0x2a0/0x2a0 [ 399.881401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.886928] ? bpf_test_init.isra.10+0x70/0x100 [ 399.891704] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 399.896454] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 399.901280] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 399.906805] ? fput+0x130/0x1a0 [ 399.910071] ? __bpf_prog_get+0x9b/0x290 [ 399.914122] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 399.918949] ? bpf_prog_test_run+0x130/0x1a0 [ 399.923347] ? __x64_sys_bpf+0x3d8/0x520 [ 399.927392] ? bpf_prog_get+0x20/0x20 [ 399.931194] ? do_syscall_64+0x1b9/0x820 [ 399.935242] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.940595] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.945514] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.950519] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 399.955522] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 399.962175] ? __switch_to_asm+0x40/0x70 [ 399.966217] ? __switch_to_asm+0x34/0x70 [ 399.970289] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.975124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.980491] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 399.980565] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.987340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.987344] Call Trace: [ 399.987347] [ 399.987361] dump_stack+0x244/0x39d [ 399.987377] ? dump_stack_print_info.cold.1+0x20/0x20 [ 399.993902] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.003179] warn_alloc.cold.116+0xb7/0x1bd [ 400.005725] syz-executor1 cpuset=syz1 mems_allowed=0 [ 400.007855] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.041585] ? lock_downgrade+0x900/0x900 [ 400.045723] ? trace_hardirqs_off+0xb8/0x310 [ 400.050121] ? trace_hardirqs_off+0xb8/0x310 [ 400.054523] __alloc_pages_slowpath+0x26e8/0x2e10 [ 400.059379] ? warn_alloc+0x120/0x120 [ 400.063167] ? print_usage_bug+0xc0/0xc0 [ 400.067300] ? warn_alloc+0x120/0x120 [ 400.071091] ? warn_alloc+0x120/0x120 [ 400.074886] ? print_usage_bug+0xc0/0xc0 [ 400.078935] ? print_usage_bug+0xc0/0xc0 [ 400.082987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.088507] ? should_fail+0x22d/0xd01 [ 400.092386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.097476] ? __lock_acquire+0x62f/0x4c20 [ 400.101699] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.106789] ? __lock_acquire+0x62f/0x4c20 [ 400.111010] ? should_fail+0x22d/0xd01 [ 400.114884] ? find_held_lock+0x36/0x1c0 [ 400.118941] ? mark_held_locks+0x130/0x130 [ 400.123181] ? mark_held_locks+0x130/0x130 [ 400.127403] ? zap_class+0x640/0x640 [ 400.131197] ? zap_class+0x640/0x640 [ 400.134896] ? print_usage_bug+0xc0/0xc0 [ 400.138942] ? do_raw_spin_unlock+0xa7/0x330 [ 400.143336] ? zap_class+0x640/0x640 [ 400.147042] ? print_usage_bug+0xc0/0xc0 [ 400.151086] ? wq_watchdog_touch+0x9c/0xfe [ 400.155308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.160851] ? check_preemption_disabled+0x48/0x280 [ 400.165863] ? __lock_is_held+0xb5/0x140 [ 400.169912] __alloc_pages_nodemask+0xa80/0xde0 [ 400.174567] ? zap_class+0x640/0x640 [ 400.178268] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 400.183281] ? find_held_lock+0x36/0x1c0 [ 400.187335] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.191989] ? lock_downgrade+0x900/0x900 [ 400.196126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.201654] cache_grow_begin+0xa5/0x8c0 [ 400.205702] ? do_raw_spin_unlock+0xa7/0x330 [ 400.210101] fallback_alloc+0x204/0x2e0 [ 400.214067] ____cache_alloc_node+0x1c7/0x1e0 [ 400.218564] kmem_cache_alloc_node+0xe3/0x730 [ 400.223068] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.227294] __alloc_skb+0x119/0x770 [ 400.230996] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.236276] ? netdev_alloc_frag+0x1f0/0x1f0 [ 400.240667] ? lock_downgrade+0x900/0x900 [ 400.244811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.250332] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.255770] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.261229] ? addrconf_rs_timer+0x690/0x690 [ 400.265633] ndisc_alloc_skb+0x144/0x340 [ 400.269686] ndisc_send_rs+0x331/0x6e0 [ 400.273572] addrconf_rs_timer+0x314/0x690 [ 400.277884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.282115] call_timer_fn+0x272/0x920 [ 400.285986] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.290205] ? process_timeout+0x40/0x40 [ 400.294258] ? mark_held_locks+0xc7/0x130 [ 400.298393] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.302872] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.307351] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.311588] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.316170] ? trace_hardirqs_on+0xbd/0x310 [ 400.320476] ? kasan_check_read+0x11/0x20 [ 400.324608] ? __run_timers+0x7da/0xc70 [ 400.328569] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.333661] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.337884] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.342099] __run_timers+0x7e5/0xc70 [ 400.345895] ? timer_fixup_init+0x70/0x70 [ 400.350031] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 400.355036] ? zap_class+0x640/0x640 [ 400.358741] ? print_usage_bug+0xc0/0xc0 [ 400.362795] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 400.367974] ? find_held_lock+0x36/0x1c0 [ 400.372023] ? zap_class+0x640/0x640 [ 400.375846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.381368] ? check_preemption_disabled+0x48/0x280 [ 400.386478] ? __lock_is_held+0xb5/0x140 [ 400.390531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.396055] ? check_preemption_disabled+0x48/0x280 [ 400.401060] run_timer_softirq+0x52/0xb0 [ 400.405106] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.410109] __do_softirq+0x308/0xb7e [ 400.413898] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.418380] ? lock_downgrade+0x900/0x900 [ 400.422526] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.427622] ? pvclock_read_flags+0x160/0x160 [ 400.432108] ? lapic_next_event+0x5a/0x90 [ 400.436245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.441800] ? kvm_clock_read+0x18/0x30 [ 400.445758] ? kvm_sched_clock_read+0x9/0x20 [ 400.450157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.455684] ? check_preemption_disabled+0x48/0x280 [ 400.460692] irq_exit+0x17f/0x1c0 [ 400.464160] smp_apic_timer_interrupt+0x1cb/0x760 [ 400.469075] ? smp_reschedule_interrupt+0x109/0x650 [ 400.474076] ? smp_call_function_single_interrupt+0x650/0x650 [ 400.479944] ? interrupt_entry+0xb5/0xc0 [ 400.483993] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.488995] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.493998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.498830] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.503968] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.508985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.513823] apic_timer_interrupt+0xf/0x20 [ 400.518039] [ 400.520264] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 400.525703] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 400.544586] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 400.552281] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 400.559535] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 400.566788] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 400.574045] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 400.581303] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 400.588575] ? check_preemption_disabled+0x3a/0x280 [ 400.593592] ? check_preemption_disabled+0x43/0x280 [ 400.598598] check_preemption_disabled+0x43/0x280 [ 400.603433] debug_smp_processor_id+0x1c/0x20 [ 400.607918] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 400.613183] ? rcu_pm_notify+0xc0/0xc0 [ 400.617058] ? __lock_is_held+0xb5/0x140 [ 400.621110] rcu_read_lock_held+0x90/0xc0 [ 400.625243] list_lru_count_one+0x31a/0x450 [ 400.629550] ? list_lru_isolate_move+0x3c0/0x3c0 [ 400.634294] ? deferred_split_count+0x65/0x170 [ 400.638859] ? shrink_huge_zero_page_count+0xc8/0x100 [ 400.644038] super_cache_count+0x1b9/0x2e0 [ 400.648263] do_shrink_slab+0x1b1/0xd30 [ 400.652226] ? lock_acquire+0x1ed/0x520 [ 400.656187] ? snapshot_refaults+0x290/0x290 [ 400.660583] ? lock_release+0xa00/0xa00 [ 400.664548] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 400.669468] ? down_read_trylock+0xda/0x140 [ 400.673779] ? shrink_slab+0x207/0x8c0 [ 400.677652] ? downgrade_write+0x270/0x270 [ 400.681879] shrink_slab+0x389/0x8c0 [ 400.685579] ? shrink_active_list+0x1f00/0x1f00 [ 400.690240] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 400.695852] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.700947] ? cgroup_procs_write_finish+0xf0/0xf0 [ 400.705869] ? find_held_lock+0x36/0x1c0 [ 400.709917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.715449] shrink_node+0x431/0x16b0 [ 400.719235] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 400.724519] ? shrink_node_memcg+0x18f0/0x18f0 [ 400.729095] ? kvm_clock_read+0x18/0x30 [ 400.733053] ? ktime_get+0x2c1/0x400 [ 400.736759] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.741241] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.746775] ? __cpuset_node_allowed+0x19b/0x660 [ 400.751523] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 400.757237] ? delayacct_end+0x5a/0x100 [ 400.761206] do_try_to_free_pages+0x3e7/0x1290 [ 400.765782] ? zap_class+0x640/0x640 [ 400.769500] ? shrink_node+0x16b0/0x16b0 [ 400.773548] ? __lock_is_held+0xb5/0x140 [ 400.777604] try_to_free_pages+0x4d0/0xb90 [ 400.781830] ? do_try_to_free_pages+0x1290/0x1290 [ 400.786673] ? lock_acquire+0x1ed/0x520 [ 400.790634] ? set_page_refcounted+0x280/0x280 [ 400.795206] ? lock_release+0xa00/0xa00 [ 400.799163] ? _raw_spin_unlock_irq+0x60/0x80 [ 400.803641] ? psi_memstall_enter+0x240/0x2b0 [ 400.808130] ? psi_memstall_tick+0x230/0x230 [ 400.812532] __alloc_pages_slowpath+0xa14/0x2e10 [ 400.817294] ? warn_alloc+0x120/0x120 [ 400.821077] ? mark_held_locks+0x130/0x130 [ 400.825308] ? warn_alloc+0x120/0x120 [ 400.829093] ? print_usage_bug+0xc0/0xc0 [ 400.833141] ? print_usage_bug+0xc0/0xc0 [ 400.837187] ? perf_event_update_userpage+0xcd0/0xcd0 [ 400.842367] ? print_usage_bug+0xc0/0xc0 [ 400.846413] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.851946] ? should_fail+0x22d/0xd01 [ 400.855815] ? zap_class+0x640/0x640 [ 400.859514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.864604] ? zap_class+0x640/0x640 [ 400.868322] ? __lock_is_held+0xb5/0x140 [ 400.872374] ? zap_class+0x640/0x640 [ 400.876077] ? lock_release+0xa00/0xa00 [ 400.880039] ? perf_trace_sched_process_exec+0x860/0x860 [ 400.885488] ? check_preemption_disabled+0x48/0x280 [ 400.890502] ? __might_sleep+0x95/0x190 [ 400.894469] __alloc_pages_nodemask+0xa80/0xde0 [ 400.899209] ? zap_class+0x640/0x640 [ 400.902916] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 400.908011] ? mark_held_locks+0xc7/0x130 [ 400.912146] ? cache_grow_begin+0x65/0x8c0 [ 400.916367] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 400.920946] ? trace_hardirqs_on+0xbd/0x310 [ 400.925254] ? fallback_alloc+0x204/0x2e0 [ 400.929386] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.934479] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.940007] cache_grow_begin+0xa5/0x8c0 [ 400.944059] ? do_raw_spin_unlock+0xa7/0x330 [ 400.948467] fallback_alloc+0x204/0x2e0 [ 400.952431] ____cache_alloc_node+0x1c7/0x1e0 [ 400.957020] kmem_cache_alloc_trace+0x214/0x750 [ 400.961698] do_syslog+0xb9b/0x1690 [ 400.965321] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 400.970335] ? finish_wait+0x430/0x430 [ 400.974211] ? aa_path_link+0x5e0/0x5e0 [ 400.978177] kmsg_read+0x8f/0xc0 [ 400.981531] ? kmsg_poll+0xb0/0xb0 [ 400.985060] proc_reg_read+0x2a3/0x3d0 [ 400.988939] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 400.993853] ? mark_held_locks+0xc7/0x130 [ 400.997990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.003513] ? fsnotify+0x4e5/0xf20 [ 401.007141] __vfs_read+0x117/0x9b0 [ 401.010754] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 401.015758] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 401.020672] ? vfs_copy_file_range+0xb90/0xb90 [ 401.025248] ? fsnotify+0xf20/0xf20 [ 401.028880] ? fsnotify_first_mark+0x350/0x350 [ 401.033463] ? security_file_permission+0x1c2/0x220 [ 401.038471] ? rw_verify_area+0x118/0x360 [ 401.042623] vfs_read+0x17f/0x3c0 [ 401.046065] ksys_read+0x101/0x260 [ 401.049608] ? kernel_write+0x120/0x120 [ 401.053577] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.058669] __x64_sys_read+0x73/0xb0 [ 401.062467] do_syscall_64+0x1b9/0x820 [ 401.066340] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.071691] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.076608] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.081435] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.086440] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 401.091454] ? prepare_exit_to_usermode+0x291/0x3b0 [ 401.096465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.101300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.106474] RIP: 0033:0x7fe74e2211fd [ 401.110187] Code: Bad RIP value. [ 401.113546] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 401.121238] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 401.128495] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 401.135752] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 401.143007] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 401.150261] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 401.157531] warn_alloc_show_mem: 1 callbacks suppressed [ 401.157539] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 401.157541] Mem-Info: [ 401.157569] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 401.157569] active_file:15 inactive_file:9 isolated_file:0 [ 401.157569] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.157569] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 401.157569] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 401.157569] free:13746 free_pcp:134 free_cma:0 [ 401.162892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.162898] Call Trace: [ 401.170158] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.172540] [ 401.205299] 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 [ 401.214638] dump_stack+0x244/0x39d [ 401.217188] lowmem_reserve[]: 0 2818 6321 6321 [ 401.244788] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.246904] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 401.273025] warn_alloc.cold.116+0xb7/0x1bd [ 401.276606] lowmem_reserve[]: 0 0 3503 3503 [ 401.281260] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.286416] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 401.313725] ? lock_downgrade+0x900/0x900 [ 401.318018] lowmem_reserve[]: 0 0 0 0 [ 401.322327] ? trace_hardirqs_off+0xb8/0x310 [ 401.327130] 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 [ 401.356185] ? trace_hardirqs_off+0xb8/0x310 [ 401.360296] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 401.364081] __alloc_pages_slowpath+0x26e8/0x2e10 [ 401.368452] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 401.381971] ? warn_alloc+0x120/0x120 [ 401.386329] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 401.401560] ? print_usage_bug+0xc0/0xc0 [ 401.406370] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 401.420823] ? warn_alloc+0x120/0x120 [ 401.424591] 268 total pagecache pages [ 401.433407] ? warn_alloc+0x120/0x120 [ 401.437446] 0 pages in swap cache [ 401.445989] ? print_usage_bug+0xc0/0xc0 [ 401.449756] Swap cache stats: add 0, delete 0, find 0/0 [ 401.453533] ? kvm_clock_read+0x18/0x30 [ 401.457296] Free swap = 0kB [ 401.460727] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 401.464751] Total swap = 0kB [ 401.470101] ? print_usage_bug+0xc0/0xc0 [ 401.474039] 1965979 pages RAM [ 401.477042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.482020] 0 pages HighMem/MovableOnly [ 401.485019] ? should_fail+0x22d/0xd01 [ 401.489041] 342853 pages reserved [ 401.492120] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.497621] 0 pages cma reserved [ 401.501574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.505497] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 401.508876] ? __lock_acquire+0x62f/0x4c20 [ 401.514195] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 401.517489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.522560] rsyslogd cpuset=/ mems_allowed=0 [ 401.529036] ? __lock_acquire+0x62f/0x4c20 [ 401.529048] ? should_fail+0x22d/0xd01 [ 401.560805] ? rcu_irq_exit+0x1a2/0x390 [ 401.564771] ? mark_held_locks+0x130/0x130 [ 401.568994] ? mark_held_locks+0x130/0x130 [ 401.573217] ? mark_held_locks+0xc7/0x130 [ 401.577351] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 401.582353] ? zap_class+0x640/0x640 [ 401.586053] ? print_usage_bug+0xc0/0xc0 [ 401.590100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.595628] ? check_preemption_disabled+0x48/0x280 [ 401.600637] ? __lock_is_held+0xb5/0x140 [ 401.604712] __alloc_pages_nodemask+0xa80/0xde0 [ 401.609369] ? zap_class+0x640/0x640 [ 401.613074] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 401.618084] ? find_held_lock+0x36/0x1c0 [ 401.622143] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.626801] ? lock_downgrade+0x900/0x900 [ 401.630938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.636464] cache_grow_begin+0xa5/0x8c0 [ 401.640511] ? do_raw_spin_unlock+0xa7/0x330 [ 401.644914] fallback_alloc+0x204/0x2e0 [ 401.648876] ____cache_alloc_node+0x1c7/0x1e0 [ 401.653363] kmem_cache_alloc_node+0xe3/0x730 [ 401.657846] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.662075] __alloc_skb+0x119/0x770 [ 401.665772] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.671040] ? netdev_alloc_frag+0x1f0/0x1f0 [ 401.675444] ? lock_downgrade+0x900/0x900 [ 401.679587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.685108] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.690552] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.695984] ? addrconf_rs_timer+0x690/0x690 [ 401.700385] ndisc_alloc_skb+0x144/0x340 [ 401.704437] ndisc_send_rs+0x331/0x6e0 [ 401.708314] addrconf_rs_timer+0x314/0x690 [ 401.712631] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.716863] call_timer_fn+0x272/0x920 [ 401.720737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.724958] ? process_timeout+0x40/0x40 [ 401.729010] ? __run_timers+0x7da/0xc70 [ 401.732986] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.737467] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.741943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.746163] ? lockdep_hardirqs_on+0x296/0x5b0 [ 401.750733] ? trace_hardirqs_on+0xbd/0x310 [ 401.755040] ? kasan_check_read+0x11/0x20 [ 401.759174] ? __run_timers+0x7da/0xc70 [ 401.763135] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.768232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.772458] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.776679] __run_timers+0x7e5/0xc70 [ 401.780473] ? timer_fixup_init+0x70/0x70 [ 401.784610] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 401.789614] ? zap_class+0x640/0x640 [ 401.793317] ? enqueue_hrtimer+0x1a5/0x560 [ 401.797539] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 401.802724] ? find_held_lock+0x36/0x1c0 [ 401.806775] ? zap_class+0x640/0x640 [ 401.810478] ? pvclock_read_flags+0x160/0x160 [ 401.814972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.820496] ? check_preemption_disabled+0x48/0x280 [ 401.825507] ? __lock_is_held+0xb5/0x140 [ 401.829558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.835079] ? check_preemption_disabled+0x48/0x280 [ 401.840085] run_timer_softirq+0x52/0xb0 [ 401.844132] ? rcu_read_lock_sched_held+0x14f/0x180 [ 401.849137] __do_softirq+0x308/0xb7e [ 401.852965] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 401.857446] ? lock_downgrade+0x900/0x900 [ 401.861584] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 401.866679] ? pvclock_read_flags+0x160/0x160 [ 401.871166] ? lapic_next_event+0x5a/0x90 [ 401.875303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.880831] ? kvm_clock_read+0x18/0x30 [ 401.884789] ? kvm_sched_clock_read+0x9/0x20 [ 401.889184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.894705] ? check_preemption_disabled+0x48/0x280 [ 401.899715] irq_exit+0x17f/0x1c0 [ 401.903265] smp_apic_timer_interrupt+0x1cb/0x760 [ 401.908090] ? smp_call_function_single_interrupt+0x159/0x650 [ 401.913959] ? smp_call_function_single_interrupt+0x650/0x650 [ 401.919827] ? interrupt_entry+0xb5/0xc0 [ 401.923877] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.928879] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.933881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.938713] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.943713] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.948725] ? task_prio+0x50/0x50 [ 401.952271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.957810] ? check_preemption_disabled+0x48/0x280 [ 401.962814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.967653] apic_timer_interrupt+0xf/0x20 [ 401.971867] [ 401.974105] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 401.979019] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 401.997904] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 402.005597] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 402.012850] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 402.020103] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 402.027358] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 402.034619] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 402.041907] skb_clone+0x1bb/0x500 [ 402.045436] ? finish_task_switch+0x2f4/0x910 [ 402.049915] ? skb_split+0x11e0/0x11e0 [ 402.053790] ? preempt_notifier_register+0x200/0x200 [ 402.058874] ? __switch_to_asm+0x34/0x70 [ 402.062916] ? __switch_to_asm+0x34/0x70 [ 402.066962] ? __switch_to_asm+0x40/0x70 [ 402.071004] ? __switch_to_asm+0x34/0x70 [ 402.075047] ? __switch_to_asm+0x40/0x70 [ 402.079089] ? __switch_to_asm+0x34/0x70 [ 402.083139] ? __switch_to_asm+0x40/0x70 [ 402.087191] ? __switch_to_asm+0x34/0x70 [ 402.091233] ? __switch_to_asm+0x34/0x70 [ 402.095288] ? __switch_to_asm+0x40/0x70 [ 402.099333] ? __switch_to_asm+0x34/0x70 [ 402.103385] bpf_clone_redirect+0xb9/0x490 [ 402.107621] ? __schedule+0x8d7/0x21d0 [ 402.111497] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 402.116496] ? __sched_text_start+0x8/0x8 [ 402.120628] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.125383] ? find_held_lock+0x36/0x1c0 [ 402.129436] ? lock_acquire+0x1ed/0x520 [ 402.133413] ? bpf_test_run+0x3cb/0x780 [ 402.137375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.142896] ? check_preemption_disabled+0x48/0x280 [ 402.147902] ? kasan_check_read+0x11/0x20 [ 402.152034] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.157296] ? rcu_softirq_qs+0x20/0x20 [ 402.161257] ? preempt_schedule+0x4d/0x60 [ 402.165406] ? ___preempt_schedule+0x16/0x18 [ 402.169822] ? bpf_test_run+0x25d/0x780 [ 402.173792] ? netlink_diag_dump+0x2a0/0x2a0 [ 402.178187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.183708] ? bpf_test_init.isra.10+0x70/0x100 [ 402.188375] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 402.193136] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 402.197966] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.203487] ? fput+0x130/0x1a0 [ 402.206756] ? __bpf_prog_get+0x9b/0x290 [ 402.210809] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 402.215638] ? bpf_prog_test_run+0x130/0x1a0 [ 402.220045] ? __x64_sys_bpf+0x3d8/0x520 [ 402.224089] ? bpf_prog_get+0x20/0x20 [ 402.227910] ? do_syscall_64+0x1b9/0x820 [ 402.231953] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.237308] ? syscall_return_slowpath+0x5e0/0x5e0 [ 402.242226] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.247231] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 402.252249] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 402.258898] ? __switch_to_asm+0x40/0x70 [ 402.262940] ? __switch_to_asm+0x34/0x70 [ 402.266991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.271825] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.277201] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 402.277258] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.283936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.283939] Call Trace: [ 402.283943] [ 402.283958] dump_stack+0x244/0x39d [ 402.283974] ? dump_stack_print_info.cold.1+0x20/0x20 [ 402.290472] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.299776] warn_alloc.cold.116+0xb7/0x1bd [ 402.302321] syz-executor1 cpuset=syz1 mems_allowed=0 [ 402.304449] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.337858] ? lock_downgrade+0x900/0x900 [ 402.342013] ? trace_hardirqs_off+0xb8/0x310 [ 402.346412] ? trace_hardirqs_off+0xb8/0x310 [ 402.350812] __alloc_pages_slowpath+0x26e8/0x2e10 [ 402.355662] ? warn_alloc+0x120/0x120 [ 402.359468] ? print_usage_bug+0xc0/0xc0 [ 402.363522] ? warn_alloc+0x120/0x120 [ 402.367313] ? warn_alloc+0x120/0x120 [ 402.371105] ? print_usage_bug+0xc0/0xc0 [ 402.375155] ? kvm_clock_read+0x18/0x30 [ 402.379114] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.384114] ? print_usage_bug+0xc0/0xc0 [ 402.388165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.393687] ? should_fail+0x22d/0xd01 [ 402.397563] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.402824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.407913] ? __lock_acquire+0x62f/0x4c20 [ 402.412136] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.417221] ? __lock_acquire+0x62f/0x4c20 [ 402.421450] ? should_fail+0x22d/0xd01 [ 402.425412] ? rcu_irq_exit+0x1a2/0x390 [ 402.429386] ? mark_held_locks+0x130/0x130 [ 402.433627] ? mark_held_locks+0x130/0x130 [ 402.437851] ? mark_held_locks+0xc7/0x130 [ 402.441985] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 402.446985] ? zap_class+0x640/0x640 [ 402.450684] ? print_usage_bug+0xc0/0xc0 [ 402.454735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.460261] ? check_preemption_disabled+0x48/0x280 [ 402.465268] ? __lock_is_held+0xb5/0x140 [ 402.469321] __alloc_pages_nodemask+0xa80/0xde0 [ 402.473980] ? zap_class+0x640/0x640 [ 402.477704] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.482713] ? find_held_lock+0x36/0x1c0 [ 402.486767] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.491424] ? lock_downgrade+0x900/0x900 [ 402.495652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.501371] cache_grow_begin+0xa5/0x8c0 [ 402.505426] ? do_raw_spin_unlock+0xa7/0x330 [ 402.509826] fallback_alloc+0x204/0x2e0 [ 402.513808] ____cache_alloc_node+0x1c7/0x1e0 [ 402.518296] kmem_cache_alloc_node+0xe3/0x730 [ 402.522786] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.527018] __alloc_skb+0x119/0x770 [ 402.530715] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.535983] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.540389] ? lock_downgrade+0x900/0x900 [ 402.544544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.550074] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.555511] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.560944] ? addrconf_rs_timer+0x690/0x690 [ 402.565356] ndisc_alloc_skb+0x144/0x340 [ 402.569405] ndisc_send_rs+0x331/0x6e0 [ 402.573296] addrconf_rs_timer+0x314/0x690 [ 402.577544] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.581770] call_timer_fn+0x272/0x920 [ 402.585652] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.589886] ? process_timeout+0x40/0x40 [ 402.593940] ? mark_held_locks+0xc7/0x130 [ 402.598072] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.602554] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.607037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.611258] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.615828] ? trace_hardirqs_on+0xbd/0x310 [ 402.620134] ? kasan_check_read+0x11/0x20 [ 402.624264] ? __run_timers+0x7da/0xc70 [ 402.628221] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.633323] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.637538] __run_timers+0x7e5/0xc70 [ 402.641349] ? timer_fixup_init+0x70/0x70 [ 402.645485] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 402.650488] ? zap_class+0x640/0x640 [ 402.654192] ? print_usage_bug+0xc0/0xc0 [ 402.658237] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 402.663418] ? find_held_lock+0x36/0x1c0 [ 402.667480] ? zap_class+0x640/0x640 [ 402.671182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.676704] ? check_preemption_disabled+0x48/0x280 [ 402.681710] ? __lock_is_held+0xb5/0x140 [ 402.685758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.691279] ? check_preemption_disabled+0x48/0x280 [ 402.696293] run_timer_softirq+0x52/0xb0 [ 402.700357] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.705358] __do_softirq+0x308/0xb7e [ 402.709146] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 402.713627] ? lock_downgrade+0x900/0x900 [ 402.717763] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.722883] ? pvclock_read_flags+0x160/0x160 [ 402.727372] ? lapic_next_event+0x5a/0x90 [ 402.731508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.737033] ? kvm_clock_read+0x18/0x30 [ 402.740989] ? kvm_sched_clock_read+0x9/0x20 [ 402.745383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.750904] ? check_preemption_disabled+0x48/0x280 [ 402.755911] irq_exit+0x17f/0x1c0 [ 402.759352] smp_apic_timer_interrupt+0x1cb/0x760 [ 402.764176] ? smp_reschedule_interrupt+0x109/0x650 [ 402.769190] ? smp_call_function_single_interrupt+0x650/0x650 [ 402.775059] ? interrupt_entry+0xb5/0xc0 [ 402.779107] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.784107] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.789111] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.794060] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.799150] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.804159] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.808989] apic_timer_interrupt+0xf/0x20 [ 402.813219] [ 402.815444] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 402.820882] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 402.839764] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 402.847455] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 402.854706] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 402.862054] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 402.869314] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 402.876573] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 402.883842] ? check_preemption_disabled+0x3a/0x280 [ 402.888843] ? check_preemption_disabled+0x43/0x280 [ 402.893852] check_preemption_disabled+0x43/0x280 [ 402.898686] debug_smp_processor_id+0x1c/0x20 [ 402.903179] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 402.908441] ? rcu_pm_notify+0xc0/0xc0 [ 402.912312] ? __lock_is_held+0xb5/0x140 [ 402.916372] rcu_read_lock_held+0x90/0xc0 [ 402.920508] list_lru_count_one+0x31a/0x450 [ 402.924815] ? list_lru_isolate_move+0x3c0/0x3c0 [ 402.929562] ? deferred_split_count+0x65/0x170 [ 402.934133] ? shrink_huge_zero_page_count+0xc8/0x100 [ 402.939317] super_cache_count+0x1b9/0x2e0 [ 402.943544] do_shrink_slab+0x1b1/0xd30 [ 402.947511] ? lock_acquire+0x1ed/0x520 [ 402.951474] ? snapshot_refaults+0x290/0x290 [ 402.955869] ? lock_release+0xa00/0xa00 [ 402.959834] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 402.964763] ? down_read_trylock+0xda/0x140 [ 402.969068] ? shrink_slab+0x207/0x8c0 [ 402.972940] ? downgrade_write+0x270/0x270 [ 402.977173] shrink_slab+0x389/0x8c0 [ 402.980888] ? shrink_active_list+0x1f00/0x1f00 [ 402.985558] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 402.991171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.996268] ? cgroup_procs_write_finish+0xf0/0xf0 [ 403.001193] ? find_held_lock+0x36/0x1c0 [ 403.005330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.010856] shrink_node+0x431/0x16b0 [ 403.014655] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 403.019936] ? shrink_node_memcg+0x18f0/0x18f0 [ 403.024506] ? kvm_clock_read+0x18/0x30 [ 403.028465] ? ktime_get+0x2c1/0x400 [ 403.032164] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 403.036645] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.042168] ? __cpuset_node_allowed+0x19b/0x660 [ 403.046912] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 403.052619] ? delayacct_end+0x5a/0x100 [ 403.056584] do_try_to_free_pages+0x3e7/0x1290 [ 403.061150] ? zap_class+0x640/0x640 [ 403.064960] ? shrink_node+0x16b0/0x16b0 [ 403.069009] ? __lock_is_held+0xb5/0x140 [ 403.073079] try_to_free_pages+0x4d0/0xb90 [ 403.077318] ? do_try_to_free_pages+0x1290/0x1290 [ 403.082166] ? lock_acquire+0x1ed/0x520 [ 403.086122] ? set_page_refcounted+0x280/0x280 [ 403.090695] ? lock_release+0xa00/0xa00 [ 403.094740] ? _raw_spin_unlock_irq+0x60/0x80 [ 403.099229] ? psi_memstall_enter+0x240/0x2b0 [ 403.103708] ? psi_memstall_tick+0x230/0x230 [ 403.108107] __alloc_pages_slowpath+0xa14/0x2e10 [ 403.112883] ? warn_alloc+0x120/0x120 [ 403.116672] ? mark_held_locks+0x130/0x130 [ 403.120904] ? warn_alloc+0x120/0x120 [ 403.124692] ? print_usage_bug+0xc0/0xc0 [ 403.128743] ? print_usage_bug+0xc0/0xc0 [ 403.132791] ? perf_event_update_userpage+0xcd0/0xcd0 [ 403.137967] ? print_usage_bug+0xc0/0xc0 [ 403.142016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.147542] ? should_fail+0x22d/0xd01 [ 403.151416] ? zap_class+0x640/0x640 [ 403.155118] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.160205] ? zap_class+0x640/0x640 [ 403.163925] ? __lock_is_held+0xb5/0x140 [ 403.167974] ? zap_class+0x640/0x640 [ 403.171676] ? lock_release+0xa00/0xa00 [ 403.175635] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.181068] ? check_preemption_disabled+0x48/0x280 [ 403.186078] ? __might_sleep+0x95/0x190 [ 403.190046] __alloc_pages_nodemask+0xa80/0xde0 [ 403.194699] ? zap_class+0x640/0x640 [ 403.198401] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 403.203413] ? mark_held_locks+0xc7/0x130 [ 403.207551] ? cache_grow_begin+0x65/0x8c0 [ 403.211772] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 403.216348] ? trace_hardirqs_on+0xbd/0x310 [ 403.220652] ? fallback_alloc+0x204/0x2e0 [ 403.224800] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.229891] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.235430] cache_grow_begin+0xa5/0x8c0 [ 403.239473] ? do_raw_spin_unlock+0xa7/0x330 [ 403.243874] fallback_alloc+0x204/0x2e0 [ 403.247836] ____cache_alloc_node+0x1c7/0x1e0 [ 403.252320] kmem_cache_alloc_trace+0x214/0x750 [ 403.256985] do_syslog+0xb9b/0x1690 [ 403.260605] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 403.265609] ? finish_wait+0x430/0x430 [ 403.269487] ? aa_path_link+0x5e0/0x5e0 [ 403.273454] kmsg_read+0x8f/0xc0 [ 403.276802] ? kmsg_poll+0xb0/0xb0 [ 403.280332] proc_reg_read+0x2a3/0x3d0 [ 403.284210] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 403.289124] ? mark_held_locks+0xc7/0x130 [ 403.293266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.298786] ? fsnotify+0x4e5/0xf20 [ 403.302406] __vfs_read+0x117/0x9b0 [ 403.306032] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 403.310948] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 403.315862] ? vfs_copy_file_range+0xb90/0xb90 [ 403.320429] ? fsnotify+0xf20/0xf20 [ 403.324049] ? fsnotify_first_mark+0x350/0x350 [ 403.328627] ? security_file_permission+0x1c2/0x220 [ 403.334162] ? rw_verify_area+0x118/0x360 [ 403.338299] vfs_read+0x17f/0x3c0 [ 403.341741] ksys_read+0x101/0x260 [ 403.345275] ? kernel_write+0x120/0x120 [ 403.349239] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.354338] __x64_sys_read+0x73/0xb0 [ 403.358125] do_syscall_64+0x1b9/0x820 [ 403.361999] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 403.367347] ? syscall_return_slowpath+0x5e0/0x5e0 [ 403.372268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.377098] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.382098] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 403.387104] ? prepare_exit_to_usermode+0x291/0x3b0 [ 403.392111] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.396942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.402115] RIP: 0033:0x7fe74e2211fd [ 403.405824] Code: Bad RIP value. [ 403.409168] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 403.416969] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 403.424221] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 403.431479] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 403.438732] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 403.446000] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 403.453282] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 403.453286] warn_alloc_show_mem: 1 callbacks suppressed [ 403.453292] Mem-Info: [ 403.460546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.465896] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 403.465896] active_file:15 inactive_file:9 isolated_file:0 [ 403.465896] unevictable:0 dirty:0 writeback:0 unstable:0 [ 403.465896] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 403.465896] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 403.465896] free:13746 free_pcp:134 free_cma:0 [ 403.468265] Call Trace: [ 403.477623] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 403.510369] [ 403.512922] 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 [ 403.540396] dump_stack+0x244/0x39d [ 403.542514] lowmem_reserve[]: 0 2818 6321 6321 [ 403.568602] ? dump_stack_print_info.cold.1+0x20/0x20 [ 403.572193] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 403.576764] warn_alloc.cold.116+0xb7/0x1bd [ 403.581908] lowmem_reserve[]: 0 0 3503 3503 [ 403.609211] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.613500] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 403.617800] ? lock_downgrade+0x900/0x900 [ 403.622603] lowmem_reserve[]: 0 0 0 0 [ 403.651386] ? trace_hardirqs_off+0xb8/0x310 [ 403.655496] 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 [ 403.659293] ? trace_hardirqs_off+0xb8/0x310 [ 403.663663] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 403.677168] __alloc_pages_slowpath+0x26e8/0x2e10 [ 403.681539] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 403.696796] ? warn_alloc+0x120/0x120 [ 403.701589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 403.716042] ? print_usage_bug+0xc0/0xc0 [ 403.719813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 403.728619] ? warn_alloc+0x120/0x120 [ 403.732645] 268 total pagecache pages [ 403.741198] ? warn_alloc+0x120/0x120 [ 403.744967] 0 pages in swap cache [ 403.748742] ? print_usage_bug+0xc0/0xc0 [ 403.752510] Swap cache stats: add 0, delete 0, find 0/0 [ 403.755939] ? print_usage_bug+0xc0/0xc0 [ 403.759965] Free swap = 0kB [ 403.765312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.769335] Total swap = 0kB [ 403.772338] ? should_fail+0x22d/0xd01 [ 403.777837] 1965979 pages RAM [ 403.780837] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.784687] 0 pages HighMem/MovableOnly [ 403.784693] 342853 pages reserved [ 403.787776] ? __lock_acquire+0x62f/0x4c20 [ 403.792841] 0 pages cma reserved [ 403.796797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.800275] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 403.804426] ? __lock_acquire+0x62f/0x4c20 [ 403.804437] ? should_fail+0x22d/0xd01 [ 403.804450] ? find_held_lock+0x36/0x1c0 [ 403.807833] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 403.812875] ? mark_held_locks+0x130/0x130 [ 403.819327] rsyslogd cpuset=/ mems_allowed=0 [ 403.823543] ? mark_held_locks+0x130/0x130 [ 403.854253] ? zap_class+0x640/0x640 [ 403.857950] ? zap_class+0x640/0x640 [ 403.861650] ? print_usage_bug+0xc0/0xc0 [ 403.865693] ? do_raw_spin_unlock+0xa7/0x330 [ 403.870088] ? zap_class+0x640/0x640 [ 403.873892] ? print_usage_bug+0xc0/0xc0 [ 403.877940] ? wq_watchdog_touch+0x9c/0xfe [ 403.882162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.887693] ? check_preemption_disabled+0x48/0x280 [ 403.892701] ? __lock_is_held+0xb5/0x140 [ 403.896751] __alloc_pages_nodemask+0xa80/0xde0 [ 403.901405] ? zap_class+0x640/0x640 [ 403.905105] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 403.910114] ? find_held_lock+0x36/0x1c0 [ 403.914168] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.918826] ? lock_downgrade+0x900/0x900 [ 403.922979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.928508] cache_grow_begin+0xa5/0x8c0 [ 403.932557] ? do_raw_spin_unlock+0xa7/0x330 [ 403.937071] fallback_alloc+0x204/0x2e0 [ 403.941034] ____cache_alloc_node+0x1c7/0x1e0 [ 403.945518] kmem_cache_alloc_node+0xe3/0x730 [ 403.950000] ? ipv6_get_ifaddr+0x42e/0x620 [ 403.954233] __alloc_skb+0x119/0x770 [ 403.957935] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.963203] ? netdev_alloc_frag+0x1f0/0x1f0 [ 403.967682] ? lock_downgrade+0x900/0x900 [ 403.971821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.977347] ? refcount_sub_and_test_checked+0x203/0x310 [ 403.982792] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 403.988226] ? addrconf_rs_timer+0x690/0x690 [ 403.992632] ndisc_alloc_skb+0x144/0x340 [ 403.996683] ndisc_send_rs+0x331/0x6e0 [ 404.000564] addrconf_rs_timer+0x314/0x690 [ 404.004788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.009016] call_timer_fn+0x272/0x920 [ 404.012885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.017101] ? process_timeout+0x40/0x40 [ 404.021152] ? __run_timers+0x7da/0xc70 [ 404.025115] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.029605] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.034081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.038302] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.042871] ? trace_hardirqs_on+0xbd/0x310 [ 404.047195] ? kasan_check_read+0x11/0x20 [ 404.051347] ? __run_timers+0x7da/0xc70 [ 404.055306] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.060403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.064625] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.068841] __run_timers+0x7e5/0xc70 [ 404.072745] ? timer_fixup_init+0x70/0x70 [ 404.076880] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 404.081899] ? zap_class+0x640/0x640 [ 404.085604] ? enqueue_hrtimer+0x1a5/0x560 [ 404.089825] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 404.095008] ? find_held_lock+0x36/0x1c0 [ 404.099056] ? zap_class+0x640/0x640 [ 404.102755] ? pvclock_read_flags+0x160/0x160 [ 404.107237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.112758] ? check_preemption_disabled+0x48/0x280 [ 404.117764] ? __lock_is_held+0xb5/0x140 [ 404.121814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.127332] ? check_preemption_disabled+0x48/0x280 [ 404.132334] run_timer_softirq+0x52/0xb0 [ 404.136382] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.141382] __do_softirq+0x308/0xb7e [ 404.145189] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 404.149667] ? lock_downgrade+0x900/0x900 [ 404.153819] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 404.158910] ? pvclock_read_flags+0x160/0x160 [ 404.163420] ? lapic_next_event+0x5a/0x90 [ 404.167556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.173081] ? kvm_clock_read+0x18/0x30 [ 404.177042] ? kvm_sched_clock_read+0x9/0x20 [ 404.181436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.186965] ? check_preemption_disabled+0x48/0x280 [ 404.191977] irq_exit+0x17f/0x1c0 [ 404.195419] smp_apic_timer_interrupt+0x1cb/0x760 [ 404.200246] ? smp_call_function_single_interrupt+0x159/0x650 [ 404.206119] ? smp_call_function_single_interrupt+0x650/0x650 [ 404.211988] ? interrupt_entry+0xb5/0xc0 [ 404.216039] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.221038] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.226041] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.230870] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.235868] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.240872] ? task_prio+0x50/0x50 [ 404.244402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.249924] ? check_preemption_disabled+0x48/0x280 [ 404.254935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.259861] apic_timer_interrupt+0xf/0x20 [ 404.264077] [ 404.266311] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 404.271228] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 404.290110] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 404.297820] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 404.305072] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 404.312325] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 404.319582] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 404.326834] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 404.334119] skb_clone+0x1bb/0x500 [ 404.337648] ? finish_task_switch+0x2f4/0x910 [ 404.342127] ? skb_split+0x11e0/0x11e0 [ 404.346030] ? preempt_notifier_register+0x200/0x200 [ 404.351133] ? __switch_to_asm+0x34/0x70 [ 404.355180] ? __switch_to_asm+0x34/0x70 [ 404.359233] ? __switch_to_asm+0x40/0x70 [ 404.363290] ? __switch_to_asm+0x34/0x70 [ 404.367333] ? __switch_to_asm+0x40/0x70 [ 404.371376] ? __switch_to_asm+0x34/0x70 [ 404.375420] ? __switch_to_asm+0x40/0x70 [ 404.379464] ? __switch_to_asm+0x34/0x70 [ 404.383512] ? __switch_to_asm+0x34/0x70 [ 404.387558] ? __switch_to_asm+0x40/0x70 [ 404.391603] ? __switch_to_asm+0x34/0x70 [ 404.395662] bpf_clone_redirect+0xb9/0x490 [ 404.399891] ? __schedule+0x8d7/0x21d0 [ 404.403768] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 404.408773] ? __sched_text_start+0x8/0x8 [ 404.412908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 404.417660] ? find_held_lock+0x36/0x1c0 [ 404.421713] ? lock_acquire+0x1ed/0x520 [ 404.425687] ? bpf_test_run+0x3cb/0x780 [ 404.429646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.435171] ? check_preemption_disabled+0x48/0x280 [ 404.440180] ? kasan_check_read+0x11/0x20 [ 404.444315] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.449576] ? rcu_softirq_qs+0x20/0x20 [ 404.453549] ? preempt_schedule+0x4d/0x60 [ 404.457682] ? ___preempt_schedule+0x16/0x18 [ 404.462082] ? bpf_test_run+0x25d/0x780 [ 404.466051] ? netlink_diag_dump+0x2a0/0x2a0 [ 404.470465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.475986] ? bpf_test_init.isra.10+0x70/0x100 [ 404.480643] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 404.485395] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 404.490243] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 404.495766] ? fput+0x130/0x1a0 [ 404.499030] ? __bpf_prog_get+0x9b/0x290 [ 404.503637] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 404.508464] ? bpf_prog_test_run+0x130/0x1a0 [ 404.512872] ? __x64_sys_bpf+0x3d8/0x520 [ 404.516921] ? bpf_prog_get+0x20/0x20 [ 404.520741] ? do_syscall_64+0x1b9/0x820 [ 404.524788] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 404.530139] ? syscall_return_slowpath+0x5e0/0x5e0 [ 404.535062] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.540067] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 404.545074] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 404.551896] ? __switch_to_asm+0x40/0x70 [ 404.555947] ? __switch_to_asm+0x34/0x70 [ 404.559998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.564849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.570212] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 404.570282] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.576946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.576950] Call Trace: [ 404.576954] [ 404.576967] dump_stack+0x244/0x39d [ 404.576983] ? dump_stack_print_info.cold.1+0x20/0x20 [ 404.583510] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.592779] warn_alloc.cold.116+0xb7/0x1bd [ 404.595340] syz-executor1 cpuset=syz1 mems_allowed=0 [ 404.597476] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.630886] ? lock_downgrade+0x900/0x900 [ 404.635026] ? trace_hardirqs_off+0xb8/0x310 [ 404.639431] ? trace_hardirqs_off+0xb8/0x310 [ 404.643834] __alloc_pages_slowpath+0x26e8/0x2e10 [ 404.648685] ? warn_alloc+0x120/0x120 [ 404.652471] ? print_usage_bug+0xc0/0xc0 [ 404.656521] ? warn_alloc+0x120/0x120 [ 404.660311] ? warn_alloc+0x120/0x120 [ 404.664097] ? print_usage_bug+0xc0/0xc0 [ 404.668151] ? print_usage_bug+0xc0/0xc0 [ 404.672214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.677737] ? should_fail+0x22d/0xd01 [ 404.681613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.686713] ? __lock_acquire+0x62f/0x4c20 [ 404.690943] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.696032] ? __lock_acquire+0x62f/0x4c20 [ 404.700249] ? should_fail+0x22d/0xd01 [ 404.704125] ? find_held_lock+0x36/0x1c0 [ 404.708181] ? mark_held_locks+0x130/0x130 [ 404.712408] ? mark_held_locks+0x130/0x130 [ 404.716624] ? zap_class+0x640/0x640 [ 404.720323] ? zap_class+0x640/0x640 [ 404.724052] ? print_usage_bug+0xc0/0xc0 [ 404.728099] ? do_raw_spin_unlock+0xa7/0x330 [ 404.732492] ? zap_class+0x640/0x640 [ 404.736206] ? print_usage_bug+0xc0/0xc0 [ 404.740352] ? wq_watchdog_touch+0x9c/0xfe [ 404.744580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.750104] ? check_preemption_disabled+0x48/0x280 [ 404.755119] ? __lock_is_held+0xb5/0x140 [ 404.759177] __alloc_pages_nodemask+0xa80/0xde0 [ 404.763830] ? zap_class+0x640/0x640 [ 404.767535] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 404.772553] ? find_held_lock+0x36/0x1c0 [ 404.776607] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.781265] ? lock_downgrade+0x900/0x900 [ 404.785406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.790934] cache_grow_begin+0xa5/0x8c0 [ 404.794993] ? do_raw_spin_unlock+0xa7/0x330 [ 404.799399] fallback_alloc+0x204/0x2e0 [ 404.803371] ____cache_alloc_node+0x1c7/0x1e0 [ 404.807858] kmem_cache_alloc_node+0xe3/0x730 [ 404.812340] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.816571] __alloc_skb+0x119/0x770 [ 404.820270] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.825538] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.829929] ? lock_downgrade+0x900/0x900 [ 404.834070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.839594] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.845032] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.850468] ? addrconf_rs_timer+0x690/0x690 [ 404.854869] ndisc_alloc_skb+0x144/0x340 [ 404.858918] ndisc_send_rs+0x331/0x6e0 [ 404.862798] addrconf_rs_timer+0x314/0x690 [ 404.867024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.871253] call_timer_fn+0x272/0x920 [ 404.875132] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.879353] ? process_timeout+0x40/0x40 [ 404.883412] ? mark_held_locks+0xc7/0x130 [ 404.887553] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.892033] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.896513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.900733] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.905301] ? trace_hardirqs_on+0xbd/0x310 [ 404.909608] ? kasan_check_read+0x11/0x20 [ 404.913747] ? __run_timers+0x7da/0xc70 [ 404.917707] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.922799] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.927021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.931237] __run_timers+0x7e5/0xc70 [ 404.935031] ? timer_fixup_init+0x70/0x70 [ 404.939165] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 404.944169] ? zap_class+0x640/0x640 [ 404.947875] ? print_usage_bug+0xc0/0xc0 [ 404.951926] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 404.957105] ? find_held_lock+0x36/0x1c0 [ 404.961160] ? zap_class+0x640/0x640 [ 404.964861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.970388] ? check_preemption_disabled+0x48/0x280 [ 404.975402] ? __lock_is_held+0xb5/0x140 [ 404.979450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.985001] ? check_preemption_disabled+0x48/0x280 [ 404.990005] run_timer_softirq+0x52/0xb0 [ 404.994053] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.999055] __do_softirq+0x308/0xb7e [ 405.002846] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 405.007324] ? lock_downgrade+0x900/0x900 [ 405.011465] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.016565] ? pvclock_read_flags+0x160/0x160 [ 405.021047] ? lapic_next_event+0x5a/0x90 [ 405.025182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.030709] ? kvm_clock_read+0x18/0x30 [ 405.034668] ? kvm_sched_clock_read+0x9/0x20 [ 405.039063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.044604] ? check_preemption_disabled+0x48/0x280 [ 405.049611] irq_exit+0x17f/0x1c0 [ 405.053051] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.057876] ? smp_reschedule_interrupt+0x109/0x650 [ 405.062877] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.068746] ? interrupt_entry+0xb5/0xc0 [ 405.072792] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.077790] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.082804] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.087633] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.092649] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.097654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.102484] apic_timer_interrupt+0xf/0x20 [ 405.106713] [ 405.108934] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 405.114464] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 405.133345] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 405.141036] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 405.148290] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 405.155542] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 405.162809] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 405.170174] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 405.177445] ? check_preemption_disabled+0x3a/0x280 [ 405.182450] ? check_preemption_disabled+0x43/0x280 [ 405.187458] check_preemption_disabled+0x43/0x280 [ 405.192288] debug_smp_processor_id+0x1c/0x20 [ 405.196768] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 405.202033] ? rcu_pm_notify+0xc0/0xc0 [ 405.205903] ? __lock_is_held+0xb5/0x140 [ 405.209960] rcu_read_lock_held+0x90/0xc0 [ 405.214101] list_lru_count_one+0x31a/0x450 [ 405.218408] ? list_lru_isolate_move+0x3c0/0x3c0 [ 405.223152] ? deferred_split_count+0x65/0x170 [ 405.227718] ? shrink_huge_zero_page_count+0xc8/0x100 [ 405.232899] super_cache_count+0x1b9/0x2e0 [ 405.237128] do_shrink_slab+0x1b1/0xd30 [ 405.241100] ? lock_acquire+0x1ed/0x520 [ 405.245065] ? snapshot_refaults+0x290/0x290 [ 405.249477] ? lock_release+0xa00/0xa00 [ 405.253450] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 405.258376] ? down_read_trylock+0xda/0x140 [ 405.262678] ? shrink_slab+0x207/0x8c0 [ 405.266565] ? downgrade_write+0x270/0x270 [ 405.270794] shrink_slab+0x389/0x8c0 [ 405.274495] ? shrink_active_list+0x1f00/0x1f00 [ 405.279155] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 405.284763] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.289856] ? cgroup_procs_write_finish+0xf0/0xf0 [ 405.294775] ? find_held_lock+0x36/0x1c0 [ 405.298820] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.304356] shrink_node+0x431/0x16b0 [ 405.308144] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 405.313425] ? shrink_node_memcg+0x18f0/0x18f0 [ 405.317996] ? kvm_clock_read+0x18/0x30 [ 405.321953] ? ktime_get+0x2c1/0x400 [ 405.325675] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 405.330160] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.335880] ? __cpuset_node_allowed+0x19b/0x660 [ 405.340629] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 405.346327] ? delayacct_end+0x5a/0x100 [ 405.350296] do_try_to_free_pages+0x3e7/0x1290 [ 405.354860] ? zap_class+0x640/0x640 [ 405.358571] ? shrink_node+0x16b0/0x16b0 [ 405.362621] ? __lock_is_held+0xb5/0x140 [ 405.366676] try_to_free_pages+0x4d0/0xb90 [ 405.370900] ? do_try_to_free_pages+0x1290/0x1290 [ 405.375736] ? lock_acquire+0x1ed/0x520 [ 405.379694] ? set_page_refcounted+0x280/0x280 [ 405.384266] ? lock_release+0xa00/0xa00 [ 405.388226] ? _raw_spin_unlock_irq+0x60/0x80 [ 405.392729] ? psi_memstall_enter+0x240/0x2b0 [ 405.397225] ? psi_memstall_tick+0x230/0x230 [ 405.401628] __alloc_pages_slowpath+0xa14/0x2e10 [ 405.406398] ? warn_alloc+0x120/0x120 [ 405.410181] ? mark_held_locks+0x130/0x130 [ 405.414414] ? warn_alloc+0x120/0x120 [ 405.418217] ? print_usage_bug+0xc0/0xc0 [ 405.422264] ? print_usage_bug+0xc0/0xc0 [ 405.426311] ? perf_event_update_userpage+0xcd0/0xcd0 [ 405.431497] ? print_usage_bug+0xc0/0xc0 [ 405.435542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.441067] ? should_fail+0x22d/0xd01 [ 405.444959] ? zap_class+0x640/0x640 [ 405.448662] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.453748] ? zap_class+0x640/0x640 [ 405.457467] ? __lock_is_held+0xb5/0x140 [ 405.461519] ? zap_class+0x640/0x640 [ 405.465306] ? lock_release+0xa00/0xa00 [ 405.469265] ? perf_trace_sched_process_exec+0x860/0x860 [ 405.474700] ? check_preemption_disabled+0x48/0x280 [ 405.479708] ? __might_sleep+0x95/0x190 [ 405.483675] __alloc_pages_nodemask+0xa80/0xde0 [ 405.488327] ? zap_class+0x640/0x640 [ 405.492034] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 405.497048] ? mark_held_locks+0xc7/0x130 [ 405.501192] ? cache_grow_begin+0x65/0x8c0 [ 405.505412] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.509999] ? trace_hardirqs_on+0xbd/0x310 [ 405.514306] ? fallback_alloc+0x204/0x2e0 [ 405.518443] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.523537] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.529073] cache_grow_begin+0xa5/0x8c0 [ 405.533118] ? do_raw_spin_unlock+0xa7/0x330 [ 405.537515] fallback_alloc+0x204/0x2e0 [ 405.541483] ____cache_alloc_node+0x1c7/0x1e0 [ 405.545967] kmem_cache_alloc_trace+0x214/0x750 [ 405.550632] do_syslog+0xb9b/0x1690 [ 405.554255] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 405.559262] ? finish_wait+0x430/0x430 [ 405.563141] ? aa_path_link+0x5e0/0x5e0 [ 405.567115] kmsg_read+0x8f/0xc0 [ 405.570464] ? kmsg_poll+0xb0/0xb0 [ 405.573989] proc_reg_read+0x2a3/0x3d0 [ 405.577865] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 405.582881] ? mark_held_locks+0xc7/0x130 [ 405.587019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.592539] ? fsnotify+0x4e5/0xf20 [ 405.596158] __vfs_read+0x117/0x9b0 [ 405.599770] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 405.604683] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 405.609600] ? vfs_copy_file_range+0xb90/0xb90 [ 405.614169] ? fsnotify+0xf20/0xf20 [ 405.617784] ? fsnotify_first_mark+0x350/0x350 [ 405.622365] ? security_file_permission+0x1c2/0x220 [ 405.627368] ? rw_verify_area+0x118/0x360 [ 405.631505] vfs_read+0x17f/0x3c0 [ 405.634946] ksys_read+0x101/0x260 [ 405.638477] ? kernel_write+0x120/0x120 [ 405.642442] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.647537] __x64_sys_read+0x73/0xb0 [ 405.651334] do_syscall_64+0x1b9/0x820 [ 405.655208] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 405.660557] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.665471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.670300] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.675303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 405.680399] ? prepare_exit_to_usermode+0x291/0x3b0 [ 405.685407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.690243] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.695418] RIP: 0033:0x7fe74e2211fd [ 405.699133] Code: Bad RIP value. [ 405.702483] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 405.710178] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 405.717433] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 405.724686] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 405.731939] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 405.739190] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 405.746463] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 405.746467] warn_alloc_show_mem: 1 callbacks suppressed [ 405.746472] Mem-Info: [ 405.753844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.759198] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 405.759198] active_file:15 inactive_file:9 isolated_file:0 [ 405.759198] unevictable:0 dirty:0 writeback:0 unstable:0 [ 405.759198] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 405.759198] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 405.759198] free:13746 free_pcp:134 free_cma:0 [ 405.761563] Call Trace: [ 405.770924] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 405.803669] [ 405.806225] 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 [ 405.833700] dump_stack+0x244/0x39d [ 405.835814] lowmem_reserve[]: 0 2818 6321 6321 [ 405.861916] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.865506] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 405.870083] warn_alloc.cold.116+0xb7/0x1bd [ 405.875242] lowmem_reserve[]: 0 0 3503 3503 [ 405.902549] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.906835] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 405.911135] ? lock_downgrade+0x900/0x900 [ 405.915943] lowmem_reserve[]: 0 0 0 0 [ 405.944816] ? trace_hardirqs_off+0xb8/0x310 [ 405.948927] 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 [ 405.952713] ? trace_hardirqs_off+0xb8/0x310 [ 405.957085] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 405.970679] __alloc_pages_slowpath+0x26e8/0x2e10 [ 405.975052] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 405.990401] ? warn_alloc+0x120/0x120 [ 405.995196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 406.009646] ? print_usage_bug+0xc0/0xc0 [ 406.013418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 406.022333] ? warn_alloc+0x120/0x120 [ 406.026360] 268 total pagecache pages [ 406.034912] ? warn_alloc+0x120/0x120 [ 406.038685] 0 pages in swap cache [ 406.042457] ? print_usage_bug+0xc0/0xc0 [ 406.046231] Swap cache stats: add 0, delete 0, find 0/0 [ 406.049659] ? kvm_clock_read+0x18/0x30 [ 406.053686] Free swap = 0kB [ 406.059028] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 406.062976] Total swap = 0kB [ 406.065985] ? print_usage_bug+0xc0/0xc0 [ 406.070968] 1965979 pages RAM [ 406.073969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.077990] 0 pages HighMem/MovableOnly [ 406.081074] ? should_fail+0x22d/0xd01 [ 406.086662] 342853 pages reserved [ 406.090619] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.094472] 0 pages cma reserved [ 406.097902] ? __lock_acquire+0x62f/0x4c20 [ 406.103026] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.106318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.106328] ? __lock_acquire+0x62f/0x4c20 [ 406.106340] ? should_fail+0x22d/0xd01 [ 406.110586] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.117022] ? mark_held_locks+0x130/0x130 [ 406.122084] rsyslogd cpuset=/ mems_allowed=0 [ 406.126301] ? mark_held_locks+0x130/0x130 [ 406.152982] ? zap_class+0x640/0x640 [ 406.156685] ? print_usage_bug+0xc0/0xc0 [ 406.160733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.166262] ? check_preemption_disabled+0x48/0x280 [ 406.171287] ? __lock_is_held+0xb5/0x140 [ 406.175337] __alloc_pages_nodemask+0xa80/0xde0 [ 406.179994] ? zap_class+0x640/0x640 [ 406.183704] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.188711] ? find_held_lock+0x36/0x1c0 [ 406.192776] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.197431] ? lock_downgrade+0x900/0x900 [ 406.201572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.207097] cache_grow_begin+0xa5/0x8c0 [ 406.211156] ? do_raw_spin_unlock+0xa7/0x330 [ 406.215565] fallback_alloc+0x204/0x2e0 [ 406.219528] ____cache_alloc_node+0x1c7/0x1e0 [ 406.224018] kmem_cache_alloc_node+0xe3/0x730 [ 406.228506] ? ipv6_get_ifaddr+0x42e/0x620 [ 406.232750] __alloc_skb+0x119/0x770 [ 406.236452] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.241721] ? netdev_alloc_frag+0x1f0/0x1f0 [ 406.246117] ? lock_downgrade+0x900/0x900 [ 406.250259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.255786] ? refcount_sub_and_test_checked+0x203/0x310 [ 406.261226] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 406.266660] ? addrconf_rs_timer+0x690/0x690 [ 406.271061] ndisc_alloc_skb+0x144/0x340 [ 406.275111] ndisc_send_rs+0x331/0x6e0 [ 406.278986] addrconf_rs_timer+0x314/0x690 [ 406.283227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.287454] call_timer_fn+0x272/0x920 [ 406.291327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.295546] ? process_timeout+0x40/0x40 [ 406.299596] ? __run_timers+0x7da/0xc70 [ 406.303558] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.308038] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.312523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.316750] ? lockdep_hardirqs_on+0x296/0x5b0 [ 406.321321] ? trace_hardirqs_on+0xbd/0x310 [ 406.325630] ? kasan_check_read+0x11/0x20 [ 406.329765] ? __run_timers+0x7da/0xc70 [ 406.333743] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.338844] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.343065] __run_timers+0x7e5/0xc70 [ 406.346873] ? timer_fixup_init+0x70/0x70 [ 406.351012] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 406.356015] ? zap_class+0x640/0x640 [ 406.359720] ? enqueue_hrtimer+0x1a5/0x560 [ 406.363940] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 406.369121] ? find_held_lock+0x36/0x1c0 [ 406.373174] ? zap_class+0x640/0x640 [ 406.376875] ? pvclock_read_flags+0x160/0x160 [ 406.381359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.386881] ? check_preemption_disabled+0x48/0x280 [ 406.391885] ? __lock_is_held+0xb5/0x140 [ 406.395935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.401458] ? check_preemption_disabled+0x48/0x280 [ 406.406480] run_timer_softirq+0x52/0xb0 [ 406.410527] ? rcu_read_lock_sched_held+0x14f/0x180 [ 406.415529] __do_softirq+0x308/0xb7e [ 406.419318] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 406.423799] ? lock_downgrade+0x900/0x900 [ 406.428030] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 406.433127] ? pvclock_read_flags+0x160/0x160 [ 406.437608] ? lapic_next_event+0x5a/0x90 [ 406.441765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.447293] ? kvm_clock_read+0x18/0x30 [ 406.451253] ? kvm_sched_clock_read+0x9/0x20 [ 406.455659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.461179] ? check_preemption_disabled+0x48/0x280 [ 406.466192] irq_exit+0x17f/0x1c0 [ 406.469633] smp_apic_timer_interrupt+0x1cb/0x760 [ 406.474459] ? smp_call_function_single_interrupt+0x159/0x650 [ 406.480347] ? smp_call_function_single_interrupt+0x650/0x650 [ 406.486231] ? interrupt_entry+0xb5/0xc0 [ 406.490292] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.495292] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.500777] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.505607] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.510612] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.515619] ? task_prio+0x50/0x50 [ 406.519147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.524670] ? check_preemption_disabled+0x48/0x280 [ 406.529678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.534512] apic_timer_interrupt+0xf/0x20 [ 406.538726] [ 406.540956] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 406.545884] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 406.564770] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 406.572461] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 406.579713] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 406.586967] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 406.594228] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 406.601482] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 406.608772] skb_clone+0x1bb/0x500 [ 406.612298] ? finish_task_switch+0x2f4/0x910 [ 406.616777] ? skb_split+0x11e0/0x11e0 [ 406.620654] ? preempt_notifier_register+0x200/0x200 [ 406.625745] ? __switch_to_asm+0x34/0x70 [ 406.629800] ? __switch_to_asm+0x34/0x70 [ 406.633846] ? __switch_to_asm+0x40/0x70 [ 406.637888] ? __switch_to_asm+0x34/0x70 [ 406.641935] ? __switch_to_asm+0x40/0x70 [ 406.646005] ? __switch_to_asm+0x34/0x70 [ 406.650051] ? __switch_to_asm+0x40/0x70 [ 406.654103] ? __switch_to_asm+0x34/0x70 [ 406.658162] ? __switch_to_asm+0x34/0x70 [ 406.662210] ? __switch_to_asm+0x40/0x70 [ 406.666256] ? __switch_to_asm+0x34/0x70 [ 406.670309] bpf_clone_redirect+0xb9/0x490 [ 406.674554] ? __schedule+0x8d7/0x21d0 [ 406.678430] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 406.683541] ? __sched_text_start+0x8/0x8 [ 406.687672] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 406.692425] ? find_held_lock+0x36/0x1c0 [ 406.696479] ? lock_acquire+0x1ed/0x520 [ 406.700438] ? bpf_test_run+0x3cb/0x780 [ 406.704397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.709921] ? check_preemption_disabled+0x48/0x280 [ 406.714930] ? kasan_check_read+0x11/0x20 [ 406.719064] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.724328] ? rcu_softirq_qs+0x20/0x20 [ 406.728292] ? preempt_schedule+0x4d/0x60 [ 406.732424] ? ___preempt_schedule+0x16/0x18 [ 406.736828] ? bpf_test_run+0x25d/0x780 [ 406.740799] ? netlink_diag_dump+0x2a0/0x2a0 [ 406.745195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.750718] ? bpf_test_init.isra.10+0x70/0x100 [ 406.755380] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 406.760129] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 406.764963] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.770486] ? fput+0x130/0x1a0 [ 406.773765] ? __bpf_prog_get+0x9b/0x290 [ 406.777814] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 406.782640] ? bpf_prog_test_run+0x130/0x1a0 [ 406.787038] ? __x64_sys_bpf+0x3d8/0x520 [ 406.791096] ? bpf_prog_get+0x20/0x20 [ 406.794904] ? do_syscall_64+0x1b9/0x820 [ 406.798946] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 406.804313] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.809261] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.814268] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 406.819290] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 406.825941] ? __switch_to_asm+0x40/0x70 [ 406.829995] ? __switch_to_asm+0x34/0x70 [ 406.834050] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.838884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.844249] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 406.844308] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.850987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.857507] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.866775] Call Trace: [ 406.877230] syz-executor1 cpuset=syz1 mems_allowed=0 [ 406.879789] [ 406.887000] dump_stack+0x244/0x39d [ 406.890614] ? dump_stack_print_info.cold.1+0x20/0x20 [ 406.895803] warn_alloc.cold.116+0xb7/0x1bd [ 406.900114] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.904967] ? lock_downgrade+0x900/0x900 [ 406.909107] ? trace_hardirqs_off+0xb8/0x310 [ 406.913507] ? trace_hardirqs_off+0xb8/0x310 [ 406.917909] __alloc_pages_slowpath+0x26e8/0x2e10 [ 406.922771] ? warn_alloc+0x120/0x120 [ 406.926561] ? print_usage_bug+0xc0/0xc0 [ 406.930609] ? warn_alloc+0x120/0x120 [ 406.934402] ? warn_alloc+0x120/0x120 [ 406.938187] ? print_usage_bug+0xc0/0xc0 [ 406.942240] ? print_usage_bug+0xc0/0xc0 [ 406.946294] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.951823] ? should_fail+0x22d/0xd01 [ 406.955707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.960800] ? __lock_acquire+0x62f/0x4c20 [ 406.965028] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.970118] ? __lock_acquire+0x62f/0x4c20 [ 406.974338] ? should_fail+0x22d/0xd01 [ 406.978296] ? find_held_lock+0x36/0x1c0 [ 406.982352] ? mark_held_locks+0x130/0x130 [ 406.986573] ? mark_held_locks+0x130/0x130 [ 406.990792] ? zap_class+0x640/0x640 [ 406.994490] ? zap_class+0x640/0x640 [ 406.998194] ? print_usage_bug+0xc0/0xc0 [ 407.002244] ? do_raw_spin_unlock+0xa7/0x330 [ 407.006637] ? zap_class+0x640/0x640 [ 407.010345] ? print_usage_bug+0xc0/0xc0 [ 407.014406] ? wq_watchdog_touch+0x9c/0xfe [ 407.018630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.024152] ? check_preemption_disabled+0x48/0x280 [ 407.029161] ? __lock_is_held+0xb5/0x140 [ 407.033221] __alloc_pages_nodemask+0xa80/0xde0 [ 407.037873] ? zap_class+0x640/0x640 [ 407.041574] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.046584] ? find_held_lock+0x36/0x1c0 [ 407.050639] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.055295] ? lock_downgrade+0x900/0x900 [ 407.059431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.064962] cache_grow_begin+0xa5/0x8c0 [ 407.069010] ? do_raw_spin_unlock+0xa7/0x330 [ 407.073414] fallback_alloc+0x204/0x2e0 [ 407.077379] ____cache_alloc_node+0x1c7/0x1e0 [ 407.081866] kmem_cache_alloc_node+0xe3/0x730 [ 407.086345] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.090685] __alloc_skb+0x119/0x770 [ 407.094385] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.099652] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.104057] ? lock_downgrade+0x900/0x900 [ 407.108200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.113725] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.119162] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.124616] ? addrconf_rs_timer+0x690/0x690 [ 407.129137] ndisc_alloc_skb+0x144/0x340 [ 407.133193] ndisc_send_rs+0x331/0x6e0 [ 407.137066] addrconf_rs_timer+0x314/0x690 [ 407.141287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.145521] call_timer_fn+0x272/0x920 [ 407.149412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.153632] ? process_timeout+0x40/0x40 [ 407.157684] ? mark_held_locks+0xc7/0x130 [ 407.161816] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.166293] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.170778] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.175001] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.179571] ? trace_hardirqs_on+0xbd/0x310 [ 407.183877] ? kasan_check_read+0x11/0x20 [ 407.188010] ? __run_timers+0x7da/0xc70 [ 407.191968] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.197064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.201290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.205508] __run_timers+0x7e5/0xc70 [ 407.209301] ? timer_fixup_init+0x70/0x70 [ 407.213435] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 407.218435] ? zap_class+0x640/0x640 [ 407.222136] ? print_usage_bug+0xc0/0xc0 [ 407.226192] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 407.231372] ? find_held_lock+0x36/0x1c0 [ 407.235422] ? zap_class+0x640/0x640 [ 407.239124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.244645] ? check_preemption_disabled+0x48/0x280 [ 407.249754] ? __lock_is_held+0xb5/0x140 [ 407.253799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.259321] ? check_preemption_disabled+0x48/0x280 [ 407.264338] run_timer_softirq+0x52/0xb0 [ 407.268387] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.273388] __do_softirq+0x308/0xb7e [ 407.277184] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 407.281663] ? lock_downgrade+0x900/0x900 [ 407.285800] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.290897] ? pvclock_read_flags+0x160/0x160 [ 407.295389] ? lapic_next_event+0x5a/0x90 [ 407.299523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.305050] ? kvm_clock_read+0x18/0x30 [ 407.309008] ? kvm_sched_clock_read+0x9/0x20 [ 407.313410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.318939] ? check_preemption_disabled+0x48/0x280 [ 407.323949] irq_exit+0x17f/0x1c0 [ 407.327391] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.332482] ? smp_reschedule_interrupt+0x109/0x650 [ 407.337489] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.343358] ? interrupt_entry+0xb5/0xc0 [ 407.347408] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.352408] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.357412] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.362244] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.367247] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.372259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.377094] apic_timer_interrupt+0xf/0x20 [ 407.381312] [ 407.383545] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 407.388980] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 407.407866] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 407.415563] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 407.422815] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 407.430071] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 407.437324] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 407.444580] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 407.451849] ? check_preemption_disabled+0x3a/0x280 [ 407.456868] ? check_preemption_disabled+0x43/0x280 [ 407.461878] check_preemption_disabled+0x43/0x280 [ 407.466714] debug_smp_processor_id+0x1c/0x20 [ 407.471197] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 407.476466] ? rcu_pm_notify+0xc0/0xc0 [ 407.480342] ? __lock_is_held+0xb5/0x140 [ 407.484396] rcu_read_lock_held+0x90/0xc0 [ 407.488543] list_lru_count_one+0x31a/0x450 [ 407.492848] ? list_lru_isolate_move+0x3c0/0x3c0 [ 407.497592] ? deferred_split_count+0x65/0x170 [ 407.502160] ? shrink_huge_zero_page_count+0xc8/0x100 [ 407.507358] super_cache_count+0x1b9/0x2e0 [ 407.511579] do_shrink_slab+0x1b1/0xd30 [ 407.515542] ? lock_acquire+0x1ed/0x520 [ 407.519508] ? snapshot_refaults+0x290/0x290 [ 407.523906] ? lock_release+0xa00/0xa00 [ 407.527871] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 407.532798] ? down_read_trylock+0xda/0x140 [ 407.537121] ? shrink_slab+0x207/0x8c0 [ 407.540996] ? downgrade_write+0x270/0x270 [ 407.545227] shrink_slab+0x389/0x8c0 [ 407.548926] ? shrink_active_list+0x1f00/0x1f00 [ 407.553587] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 407.559198] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 407.564292] ? cgroup_procs_write_finish+0xf0/0xf0 [ 407.569212] ? find_held_lock+0x36/0x1c0 [ 407.573260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.578789] shrink_node+0x431/0x16b0 [ 407.582575] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 407.587872] ? shrink_node_memcg+0x18f0/0x18f0 [ 407.592454] ? kvm_clock_read+0x18/0x30 [ 407.596421] ? ktime_get+0x2c1/0x400 [ 407.600123] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 407.604610] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.610132] ? __cpuset_node_allowed+0x19b/0x660 [ 407.614886] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 407.620582] ? delayacct_end+0x5a/0x100 [ 407.624566] do_try_to_free_pages+0x3e7/0x1290 [ 407.629139] ? zap_class+0x640/0x640 [ 407.632857] ? shrink_node+0x16b0/0x16b0 [ 407.636911] ? __lock_is_held+0xb5/0x140 [ 407.641054] try_to_free_pages+0x4d0/0xb90 [ 407.645281] ? do_try_to_free_pages+0x1290/0x1290 [ 407.650117] ? lock_acquire+0x1ed/0x520 [ 407.654076] ? set_page_refcounted+0x280/0x280 [ 407.658652] ? lock_release+0xa00/0xa00 [ 407.662627] ? _raw_spin_unlock_irq+0x60/0x80 [ 407.667110] ? psi_memstall_enter+0x240/0x2b0 [ 407.671592] ? psi_memstall_tick+0x230/0x230 [ 407.675993] __alloc_pages_slowpath+0xa14/0x2e10 [ 407.680762] ? warn_alloc+0x120/0x120 [ 407.684545] ? mark_held_locks+0x130/0x130 [ 407.688773] ? warn_alloc+0x120/0x120 [ 407.692575] ? print_usage_bug+0xc0/0xc0 [ 407.696624] ? print_usage_bug+0xc0/0xc0 [ 407.700670] ? perf_event_update_userpage+0xcd0/0xcd0 [ 407.705846] ? print_usage_bug+0xc0/0xc0 [ 407.709903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.715432] ? should_fail+0x22d/0xd01 [ 407.719307] ? zap_class+0x640/0x640 [ 407.723012] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.728113] ? zap_class+0x640/0x640 [ 407.731838] ? __lock_is_held+0xb5/0x140 [ 407.735895] ? zap_class+0x640/0x640 [ 407.739602] ? lock_release+0xa00/0xa00 [ 407.743562] ? perf_trace_sched_process_exec+0x860/0x860 [ 407.749002] ? check_preemption_disabled+0x48/0x280 [ 407.754014] ? __might_sleep+0x95/0x190 [ 407.757982] __alloc_pages_nodemask+0xa80/0xde0 [ 407.762635] ? zap_class+0x640/0x640 [ 407.766337] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.771346] ? mark_held_locks+0xc7/0x130 [ 407.775493] ? cache_grow_begin+0x65/0x8c0 [ 407.779714] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.784382] ? trace_hardirqs_on+0xbd/0x310 [ 407.788689] ? fallback_alloc+0x204/0x2e0 [ 407.792825] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.797923] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.803448] cache_grow_begin+0xa5/0x8c0 [ 407.807492] ? do_raw_spin_unlock+0xa7/0x330 [ 407.811892] fallback_alloc+0x204/0x2e0 [ 407.815873] ____cache_alloc_node+0x1c7/0x1e0 [ 407.820361] kmem_cache_alloc_trace+0x214/0x750 [ 407.825021] do_syslog+0xb9b/0x1690 [ 407.828641] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 407.833642] ? finish_wait+0x430/0x430 [ 407.837525] ? aa_path_link+0x5e0/0x5e0 [ 407.841490] kmsg_read+0x8f/0xc0 [ 407.844841] ? kmsg_poll+0xb0/0xb0 [ 407.848377] proc_reg_read+0x2a3/0x3d0 [ 407.852256] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 407.857171] ? mark_held_locks+0xc7/0x130 [ 407.861308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.866829] ? fsnotify+0x4e5/0xf20 [ 407.870445] __vfs_read+0x117/0x9b0 [ 407.874058] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 407.878975] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 407.883910] ? vfs_copy_file_range+0xb90/0xb90 [ 407.888479] ? fsnotify+0xf20/0xf20 [ 407.892111] ? fsnotify_first_mark+0x350/0x350 [ 407.896691] ? security_file_permission+0x1c2/0x220 [ 407.901693] ? rw_verify_area+0x118/0x360 [ 407.905828] vfs_read+0x17f/0x3c0 [ 407.909281] ksys_read+0x101/0x260 [ 407.912810] ? kernel_write+0x120/0x120 [ 407.916775] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.921875] __x64_sys_read+0x73/0xb0 [ 407.925663] do_syscall_64+0x1b9/0x820 [ 407.929535] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 407.934896] ? syscall_return_slowpath+0x5e0/0x5e0 [ 407.939827] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.944764] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.949765] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 407.954766] ? prepare_exit_to_usermode+0x291/0x3b0 [ 407.959770] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.964604] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.969778] RIP: 0033:0x7fe74e2211fd [ 407.973485] Code: Bad RIP value. [ 407.976832] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 407.984527] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 407.991790] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 407.999045] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 408.006298] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 408.013550] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 408.020825] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 408.020829] warn_alloc_show_mem: 1 callbacks suppressed [ 408.020834] Mem-Info: [ 408.028095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.033448] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 408.033448] active_file:15 inactive_file:9 isolated_file:0 [ 408.033448] unevictable:0 dirty:0 writeback:0 unstable:0 [ 408.033448] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 408.033448] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 408.033448] free:13746 free_pcp:134 free_cma:0 [ 408.035810] Call Trace: [ 408.045168] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 408.077915] [ 408.080468] 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 [ 408.107945] dump_stack+0x244/0x39d [ 408.110062] lowmem_reserve[]: 0 2818 6321 6321 [ 408.136153] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.139744] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 408.144314] warn_alloc.cold.116+0xb7/0x1bd [ 408.149469] lowmem_reserve[]: 0 0 3503 3503 [ 408.176770] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.181054] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 408.185454] ? lock_downgrade+0x900/0x900 [ 408.190259] lowmem_reserve[]: 0 0 0 0 [ 408.219042] ? trace_hardirqs_off+0xb8/0x310 [ 408.223155] 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 [ 408.226942] ? trace_hardirqs_off+0xb8/0x310 [ 408.231317] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 408.244823] __alloc_pages_slowpath+0x26e8/0x2e10 [ 408.249196] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 408.264455] ? warn_alloc+0x120/0x120 [ 408.269250] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 408.283718] ? print_usage_bug+0xc0/0xc0 [ 408.287490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 408.296298] ? warn_alloc+0x120/0x120 [ 408.300327] 268 total pagecache pages [ 408.308881] ? warn_alloc+0x120/0x120 [ 408.312653] 0 pages in swap cache [ 408.316427] ? print_usage_bug+0xc0/0xc0 [ 408.320197] Swap cache stats: add 0, delete 0, find 0/0 [ 408.323625] ? kvm_clock_read+0x18/0x30 [ 408.327650] Free swap = 0kB [ 408.332988] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 408.336926] Total swap = 0kB [ 408.339924] ? print_usage_bug+0xc0/0xc0 [ 408.344905] 1965979 pages RAM [ 408.347906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.351927] 0 pages HighMem/MovableOnly [ 408.351933] 342853 pages reserved [ 408.355020] ? should_fail+0x22d/0xd01 [ 408.360518] 0 pages cma reserved [ 408.364475] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.367954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.371761] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.375174] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.380362] ? __lock_acquire+0x62f/0x4c20 [ 408.386839] rsyslogd cpuset=/ mems_allowed=0 [ 408.391923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.415612] ? __lock_acquire+0x62f/0x4c20 [ 408.419837] ? should_fail+0x22d/0xd01 [ 408.423707] ? rcu_irq_exit+0x1a2/0x390 [ 408.427680] ? mark_held_locks+0x130/0x130 [ 408.431903] ? mark_held_locks+0x130/0x130 [ 408.436124] ? mark_held_locks+0xc7/0x130 [ 408.440258] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 408.445262] ? zap_class+0x640/0x640 [ 408.448962] ? print_usage_bug+0xc0/0xc0 [ 408.453019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.458641] ? check_preemption_disabled+0x48/0x280 [ 408.463653] ? __lock_is_held+0xb5/0x140 [ 408.467704] __alloc_pages_nodemask+0xa80/0xde0 [ 408.472356] ? zap_class+0x640/0x640 [ 408.476060] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 408.481076] ? find_held_lock+0x36/0x1c0 [ 408.485131] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.489788] ? lock_downgrade+0x900/0x900 [ 408.493928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.499927] cache_grow_begin+0xa5/0x8c0 [ 408.503977] ? do_raw_spin_unlock+0xa7/0x330 [ 408.508380] fallback_alloc+0x204/0x2e0 [ 408.512346] ____cache_alloc_node+0x1c7/0x1e0 [ 408.516919] kmem_cache_alloc_node+0xe3/0x730 [ 408.521405] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.525647] __alloc_skb+0x119/0x770 [ 408.529361] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.534629] ? netdev_alloc_frag+0x1f0/0x1f0 [ 408.539023] ? lock_downgrade+0x900/0x900 [ 408.543166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.548687] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.554139] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.559592] ? addrconf_rs_timer+0x690/0x690 [ 408.563998] ndisc_alloc_skb+0x144/0x340 [ 408.568050] ndisc_send_rs+0x331/0x6e0 [ 408.571927] addrconf_rs_timer+0x314/0x690 [ 408.576163] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.580391] call_timer_fn+0x272/0x920 [ 408.584266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.588485] ? process_timeout+0x40/0x40 [ 408.592538] ? __run_timers+0x7da/0xc70 [ 408.596500] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.600980] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.605457] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.609682] ? lockdep_hardirqs_on+0x296/0x5b0 [ 408.614253] ? trace_hardirqs_on+0xbd/0x310 [ 408.618557] ? kasan_check_read+0x11/0x20 [ 408.622695] ? __run_timers+0x7da/0xc70 [ 408.626667] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.631758] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.635982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.640301] __run_timers+0x7e5/0xc70 [ 408.644097] ? timer_fixup_init+0x70/0x70 [ 408.648235] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.653235] ? zap_class+0x640/0x640 [ 408.656935] ? enqueue_hrtimer+0x1a5/0x560 [ 408.661156] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 408.666334] ? find_held_lock+0x36/0x1c0 [ 408.670382] ? zap_class+0x640/0x640 [ 408.674083] ? pvclock_read_flags+0x160/0x160 [ 408.678569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.684092] ? check_preemption_disabled+0x48/0x280 [ 408.689113] ? __lock_is_held+0xb5/0x140 [ 408.693159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.698682] ? check_preemption_disabled+0x48/0x280 [ 408.703687] run_timer_softirq+0x52/0xb0 [ 408.707736] ? rcu_read_lock_sched_held+0x14f/0x180 [ 408.712827] __do_softirq+0x308/0xb7e [ 408.716634] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 408.721114] ? lock_downgrade+0x900/0x900 [ 408.725250] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 408.730342] ? pvclock_read_flags+0x160/0x160 [ 408.734835] ? lapic_next_event+0x5a/0x90 [ 408.738971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.744512] ? kvm_clock_read+0x18/0x30 [ 408.748472] ? kvm_sched_clock_read+0x9/0x20 [ 408.752867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.758388] ? check_preemption_disabled+0x48/0x280 [ 408.763396] irq_exit+0x17f/0x1c0 [ 408.766840] smp_apic_timer_interrupt+0x1cb/0x760 [ 408.771663] ? smp_call_function_single_interrupt+0x159/0x650 [ 408.777533] ? smp_call_function_single_interrupt+0x650/0x650 [ 408.783409] ? interrupt_entry+0xb5/0xc0 [ 408.787455] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.792458] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.797465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.802302] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.807302] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.812300] ? task_prio+0x50/0x50 [ 408.815826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.821351] ? check_preemption_disabled+0x48/0x280 [ 408.826359] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.831197] apic_timer_interrupt+0xf/0x20 [ 408.835409] [ 408.837647] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 408.842565] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 408.861549] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 408.869239] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 408.876493] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 408.883749] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 408.891006] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 408.898259] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 408.905544] skb_clone+0x1bb/0x500 [ 408.909076] ? finish_task_switch+0x2f4/0x910 [ 408.913561] ? skb_split+0x11e0/0x11e0 [ 408.917435] ? preempt_notifier_register+0x200/0x200 [ 408.922523] ? __switch_to_asm+0x34/0x70 [ 408.926574] ? __switch_to_asm+0x34/0x70 [ 408.930618] ? __switch_to_asm+0x40/0x70 [ 408.934674] ? __switch_to_asm+0x34/0x70 [ 408.938732] ? __switch_to_asm+0x40/0x70 [ 408.942886] ? __switch_to_asm+0x34/0x70 [ 408.946947] ? __switch_to_asm+0x40/0x70 [ 408.950991] ? __switch_to_asm+0x34/0x70 [ 408.955035] ? __switch_to_asm+0x34/0x70 [ 408.959078] ? __switch_to_asm+0x40/0x70 [ 408.963133] ? __switch_to_asm+0x34/0x70 [ 408.967208] bpf_clone_redirect+0xb9/0x490 [ 408.971429] ? __schedule+0x8d7/0x21d0 [ 408.975306] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 408.980307] ? __sched_text_start+0x8/0x8 [ 408.984438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.989191] ? find_held_lock+0x36/0x1c0 [ 408.993243] ? lock_acquire+0x1ed/0x520 [ 408.997203] ? bpf_test_run+0x3cb/0x780 [ 409.001165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.006693] ? check_preemption_disabled+0x48/0x280 [ 409.011703] ? kasan_check_read+0x11/0x20 [ 409.015840] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.021104] ? rcu_softirq_qs+0x20/0x20 [ 409.025067] ? preempt_schedule+0x4d/0x60 [ 409.029201] ? ___preempt_schedule+0x16/0x18 [ 409.033687] ? bpf_test_run+0x25d/0x780 [ 409.037657] ? netlink_diag_dump+0x2a0/0x2a0 [ 409.042062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.047585] ? bpf_test_init.isra.10+0x70/0x100 [ 409.052243] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 409.056993] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 409.061819] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 409.067340] ? fput+0x130/0x1a0 [ 409.070620] ? __bpf_prog_get+0x9b/0x290 [ 409.074667] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 409.079492] ? bpf_prog_test_run+0x130/0x1a0 [ 409.083890] ? __x64_sys_bpf+0x3d8/0x520 [ 409.087937] ? bpf_prog_get+0x20/0x20 [ 409.091737] ? do_syscall_64+0x1b9/0x820 [ 409.095798] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 409.101148] ? syscall_return_slowpath+0x5e0/0x5e0 [ 409.106064] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.111069] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 409.116071] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 409.122722] ? __switch_to_asm+0x40/0x70 [ 409.126781] ? __switch_to_asm+0x34/0x70 [ 409.130830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.135666] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.141121] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 409.141183] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.147859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.147863] Call Trace: [ 409.147866] [ 409.147881] dump_stack+0x244/0x39d [ 409.147896] ? dump_stack_print_info.cold.1+0x20/0x20 [ 409.154427] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.163710] warn_alloc.cold.116+0xb7/0x1bd [ 409.166252] syz-executor1 cpuset=syz1 mems_allowed=0 [ 409.168382] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.201796] ? lock_downgrade+0x900/0x900 [ 409.206051] ? trace_hardirqs_off+0xb8/0x310 [ 409.210449] ? trace_hardirqs_off+0xb8/0x310 [ 409.214849] __alloc_pages_slowpath+0x26e8/0x2e10 [ 409.219716] ? warn_alloc+0x120/0x120 [ 409.223507] ? print_usage_bug+0xc0/0xc0 [ 409.227557] ? warn_alloc+0x120/0x120 [ 409.231345] ? warn_alloc+0x120/0x120 [ 409.235131] ? print_usage_bug+0xc0/0xc0 [ 409.239184] ? kvm_clock_read+0x18/0x30 [ 409.243144] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.248149] ? print_usage_bug+0xc0/0xc0 [ 409.252201] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.257723] ? should_fail+0x22d/0xd01 [ 409.261598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.266863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.271950] ? __lock_acquire+0x62f/0x4c20 [ 409.276176] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.281266] ? __lock_acquire+0x62f/0x4c20 [ 409.285596] ? should_fail+0x22d/0xd01 [ 409.289472] ? rcu_irq_exit+0x1a2/0x390 [ 409.293555] ? mark_held_locks+0x130/0x130 [ 409.297783] ? mark_held_locks+0x130/0x130 [ 409.302013] ? mark_held_locks+0xc7/0x130 [ 409.306232] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 409.311234] ? zap_class+0x640/0x640 [ 409.314932] ? print_usage_bug+0xc0/0xc0 [ 409.318980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.324504] ? check_preemption_disabled+0x48/0x280 [ 409.329512] ? __lock_is_held+0xb5/0x140 [ 409.333813] __alloc_pages_nodemask+0xa80/0xde0 [ 409.338478] ? zap_class+0x640/0x640 [ 409.342179] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 409.347188] ? find_held_lock+0x36/0x1c0 [ 409.351242] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.355896] ? lock_downgrade+0x900/0x900 [ 409.360051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.365577] cache_grow_begin+0xa5/0x8c0 [ 409.369620] ? do_raw_spin_unlock+0xa7/0x330 [ 409.374026] fallback_alloc+0x204/0x2e0 [ 409.377989] ____cache_alloc_node+0x1c7/0x1e0 [ 409.382478] kmem_cache_alloc_node+0xe3/0x730 [ 409.386966] ? ipv6_get_ifaddr+0x42e/0x620 [ 409.391194] __alloc_skb+0x119/0x770 [ 409.394893] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.400156] ? netdev_alloc_frag+0x1f0/0x1f0 [ 409.404551] ? lock_downgrade+0x900/0x900 [ 409.408689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.414212] ? refcount_sub_and_test_checked+0x203/0x310 [ 409.419654] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 409.425091] ? addrconf_rs_timer+0x690/0x690 [ 409.429497] ndisc_alloc_skb+0x144/0x340 [ 409.433546] ndisc_send_rs+0x331/0x6e0 [ 409.437421] addrconf_rs_timer+0x314/0x690 [ 409.441644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.445871] call_timer_fn+0x272/0x920 [ 409.449757] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.453974] ? process_timeout+0x40/0x40 [ 409.458032] ? mark_held_locks+0xc7/0x130 [ 409.462164] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.466668] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.471159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.475386] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.479953] ? trace_hardirqs_on+0xbd/0x310 [ 409.484261] ? kasan_check_read+0x11/0x20 [ 409.488394] ? __run_timers+0x7da/0xc70 [ 409.492370] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.497462] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.501689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.505911] __run_timers+0x7e5/0xc70 [ 409.509725] ? timer_fixup_init+0x70/0x70 [ 409.513858] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 409.518859] ? zap_class+0x640/0x640 [ 409.522561] ? print_usage_bug+0xc0/0xc0 [ 409.526607] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 409.531785] ? find_held_lock+0x36/0x1c0 [ 409.535838] ? zap_class+0x640/0x640 [ 409.539542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.545070] ? check_preemption_disabled+0x48/0x280 [ 409.550081] ? __lock_is_held+0xb5/0x140 [ 409.554129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.559650] ? check_preemption_disabled+0x48/0x280 [ 409.564653] run_timer_softirq+0x52/0xb0 [ 409.568718] ? rcu_read_lock_sched_held+0x14f/0x180 [ 409.573727] __do_softirq+0x308/0xb7e [ 409.577517] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 409.582001] ? lock_downgrade+0x900/0x900 [ 409.586142] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 409.591239] ? pvclock_read_flags+0x160/0x160 [ 409.595731] ? lapic_next_event+0x5a/0x90 [ 409.599866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.605394] ? kvm_clock_read+0x18/0x30 [ 409.609354] ? kvm_sched_clock_read+0x9/0x20 [ 409.613771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.619292] ? check_preemption_disabled+0x48/0x280 [ 409.624298] irq_exit+0x17f/0x1c0 [ 409.627735] smp_apic_timer_interrupt+0x1cb/0x760 [ 409.632567] ? smp_reschedule_interrupt+0x109/0x650 [ 409.637580] ? smp_call_function_single_interrupt+0x650/0x650 [ 409.643446] ? interrupt_entry+0xb5/0xc0 [ 409.647494] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.652497] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.657503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.662332] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.667338] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.672437] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.677269] apic_timer_interrupt+0xf/0x20 [ 409.681483] [ 409.683713] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 409.689164] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 409.708055] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 409.715747] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 409.723003] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 409.730255] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 409.737506] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 409.744761] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 409.752029] ? check_preemption_disabled+0x3a/0x280 [ 409.757028] ? check_preemption_disabled+0x43/0x280 [ 409.762049] check_preemption_disabled+0x43/0x280 [ 409.766884] debug_smp_processor_id+0x1c/0x20 [ 409.771367] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 409.776628] ? rcu_pm_notify+0xc0/0xc0 [ 409.780500] ? __lock_is_held+0xb5/0x140 [ 409.784554] rcu_read_lock_held+0x90/0xc0 [ 409.788710] list_lru_count_one+0x31a/0x450 [ 409.793018] ? list_lru_isolate_move+0x3c0/0x3c0 [ 409.797783] ? deferred_split_count+0x65/0x170 [ 409.802346] ? shrink_huge_zero_page_count+0xc8/0x100 [ 409.807529] super_cache_count+0x1b9/0x2e0 [ 409.811755] do_shrink_slab+0x1b1/0xd30 [ 409.815720] ? lock_acquire+0x1ed/0x520 [ 409.819684] ? snapshot_refaults+0x290/0x290 [ 409.824085] ? lock_release+0xa00/0xa00 [ 409.828062] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 409.832986] ? down_read_trylock+0xda/0x140 [ 409.837293] ? shrink_slab+0x207/0x8c0 [ 409.841167] ? downgrade_write+0x270/0x270 [ 409.845394] shrink_slab+0x389/0x8c0 [ 409.849093] ? shrink_active_list+0x1f00/0x1f00 [ 409.853758] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 409.859368] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 409.864461] ? cgroup_procs_write_finish+0xf0/0xf0 [ 409.869382] ? find_held_lock+0x36/0x1c0 [ 409.873431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.878960] shrink_node+0x431/0x16b0 [ 409.882747] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 409.888027] ? shrink_node_memcg+0x18f0/0x18f0 [ 409.892598] ? kvm_clock_read+0x18/0x30 [ 409.896582] ? ktime_get+0x2c1/0x400 [ 409.900287] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 409.904780] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 409.910303] ? __cpuset_node_allowed+0x19b/0x660 [ 409.915050] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 409.920845] ? delayacct_end+0x5a/0x100 [ 409.924810] do_try_to_free_pages+0x3e7/0x1290 [ 409.929470] ? zap_class+0x640/0x640 [ 409.933184] ? shrink_node+0x16b0/0x16b0 [ 409.937235] ? __lock_is_held+0xb5/0x140 [ 409.941291] try_to_free_pages+0x4d0/0xb90 [ 409.945515] ? do_try_to_free_pages+0x1290/0x1290 [ 409.950351] ? lock_acquire+0x1ed/0x520 [ 409.954308] ? set_page_refcounted+0x280/0x280 [ 409.958902] ? lock_release+0xa00/0xa00 [ 409.962861] ? _raw_spin_unlock_irq+0x60/0x80 [ 409.967338] ? psi_memstall_enter+0x240/0x2b0 [ 409.971819] ? psi_memstall_tick+0x230/0x230 [ 409.976231] __alloc_pages_slowpath+0xa14/0x2e10 [ 409.980995] ? warn_alloc+0x120/0x120 [ 409.984796] ? mark_held_locks+0x130/0x130 [ 409.989025] ? warn_alloc+0x120/0x120 [ 409.992812] ? print_usage_bug+0xc0/0xc0 [ 409.996877] ? print_usage_bug+0xc0/0xc0 [ 410.000928] ? perf_event_update_userpage+0xcd0/0xcd0 [ 410.006106] ? print_usage_bug+0xc0/0xc0 [ 410.010176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.015703] ? should_fail+0x22d/0xd01 [ 410.019573] ? zap_class+0x640/0x640 [ 410.023277] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.028364] ? zap_class+0x640/0x640 [ 410.032080] ? __lock_is_held+0xb5/0x140 [ 410.036132] ? zap_class+0x640/0x640 [ 410.039836] ? lock_release+0xa00/0xa00 [ 410.043794] ? perf_trace_sched_process_exec+0x860/0x860 [ 410.049229] ? check_preemption_disabled+0x48/0x280 [ 410.054241] ? __might_sleep+0x95/0x190 [ 410.058206] __alloc_pages_nodemask+0xa80/0xde0 [ 410.062857] ? zap_class+0x640/0x640 [ 410.066559] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 410.071568] ? mark_held_locks+0xc7/0x130 [ 410.075705] ? cache_grow_begin+0x65/0x8c0 [ 410.079928] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.084503] ? trace_hardirqs_on+0xbd/0x310 [ 410.088808] ? fallback_alloc+0x204/0x2e0 [ 410.092944] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.098038] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.103570] cache_grow_begin+0xa5/0x8c0 [ 410.107614] ? do_raw_spin_unlock+0xa7/0x330 [ 410.112014] fallback_alloc+0x204/0x2e0 [ 410.115981] ____cache_alloc_node+0x1c7/0x1e0 [ 410.120465] kmem_cache_alloc_trace+0x214/0x750 [ 410.125130] do_syslog+0xb9b/0x1690 [ 410.128750] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 410.133754] ? finish_wait+0x430/0x430 [ 410.137716] ? aa_path_link+0x5e0/0x5e0 [ 410.141697] kmsg_read+0x8f/0xc0 [ 410.145046] ? kmsg_poll+0xb0/0xb0 [ 410.148575] proc_reg_read+0x2a3/0x3d0 [ 410.152454] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 410.157372] ? mark_held_locks+0xc7/0x130 [ 410.161521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.167131] ? fsnotify+0x4e5/0xf20 [ 410.170752] __vfs_read+0x117/0x9b0 [ 410.174366] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 410.179299] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 410.184216] ? vfs_copy_file_range+0xb90/0xb90 [ 410.188784] ? fsnotify+0xf20/0xf20 [ 410.192400] ? fsnotify_first_mark+0x350/0x350 [ 410.196974] ? security_file_permission+0x1c2/0x220 [ 410.201980] ? rw_verify_area+0x118/0x360 [ 410.206119] vfs_read+0x17f/0x3c0 [ 410.209559] ksys_read+0x101/0x260 [ 410.213087] ? kernel_write+0x120/0x120 [ 410.217047] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.222139] __x64_sys_read+0x73/0xb0 [ 410.225930] do_syscall_64+0x1b9/0x820 [ 410.229819] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 410.235199] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.240113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.244943] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.249947] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 410.254949] ? prepare_exit_to_usermode+0x291/0x3b0 [ 410.259958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.264793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.269968] RIP: 0033:0x7fe74e2211fd [ 410.273687] Code: Bad RIP value. [ 410.277042] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 410.284733] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 410.291988] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 410.299241] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 410.306496] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 410.313756] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 410.321040] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 410.321044] warn_alloc_show_mem: 1 callbacks suppressed [ 410.321049] Mem-Info: [ 410.328307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.333667] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 410.333667] active_file:15 inactive_file:9 isolated_file:0 [ 410.333667] unevictable:0 dirty:0 writeback:0 unstable:0 [ 410.333667] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 410.333667] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 410.333667] free:13746 free_pcp:134 free_cma:0 [ 410.336030] Call Trace: [ 410.345386] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 410.378219] [ 410.380773] 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 [ 410.408258] dump_stack+0x244/0x39d [ 410.410374] lowmem_reserve[]: 0 2818 6321 6321 [ 410.436573] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.440178] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 410.444751] warn_alloc.cold.116+0xb7/0x1bd [ 410.449899] lowmem_reserve[]: 0 0 3503 3503 [ 410.477200] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.481484] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 410.485785] ? lock_downgrade+0x900/0x900 [ 410.490590] lowmem_reserve[]: 0 0 0 0 [ 410.519867] ? trace_hardirqs_off+0xb8/0x310 [ 410.523978] 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 [ 410.527761] ? trace_hardirqs_off+0xb8/0x310 [ 410.532134] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 410.545647] __alloc_pages_slowpath+0x26e8/0x2e10 [ 410.550015] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 410.565278] ? warn_alloc+0x120/0x120 [ 410.570072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 410.584521] ? print_usage_bug+0xc0/0xc0 [ 410.588290] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 410.597098] ? warn_alloc+0x120/0x120 [ 410.601126] 268 total pagecache pages [ 410.609679] ? warn_alloc+0x120/0x120 [ 410.613448] 0 pages in swap cache [ 410.617219] ? print_usage_bug+0xc0/0xc0 [ 410.620988] Swap cache stats: add 0, delete 0, find 0/0 [ 410.624424] ? kvm_clock_read+0x18/0x30 [ 410.628450] Free swap = 0kB [ 410.633793] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 410.637726] Total swap = 0kB [ 410.637732] 1965979 pages RAM [ 410.640729] ? print_usage_bug+0xc0/0xc0 [ 410.645714] 0 pages HighMem/MovableOnly [ 410.645719] 342853 pages reserved [ 410.648732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.651795] 0 pages cma reserved [ 410.651859] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.655842] ? should_fail+0x22d/0xd01 [ 410.655852] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.655867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.659857] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.663249] ? __lock_acquire+0x62f/0x4c20 [ 410.668749] rsyslogd cpuset=/ mems_allowed=0 [ 410.672096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.716537] ? __lock_acquire+0x62f/0x4c20 [ 410.720754] ? should_fail+0x22d/0xd01 [ 410.724640] ? rcu_irq_exit+0x1a2/0x390 [ 410.728608] ? mark_held_locks+0x130/0x130 [ 410.732834] ? mark_held_locks+0x130/0x130 [ 410.737057] ? mark_held_locks+0xc7/0x130 [ 410.741190] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 410.746194] ? zap_class+0x640/0x640 [ 410.749892] ? print_usage_bug+0xc0/0xc0 [ 410.753942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.759464] ? check_preemption_disabled+0x48/0x280 [ 410.764476] ? __lock_is_held+0xb5/0x140 [ 410.768528] __alloc_pages_nodemask+0xa80/0xde0 [ 410.773183] ? zap_class+0x640/0x640 [ 410.776891] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 410.781900] ? find_held_lock+0x36/0x1c0 [ 410.785959] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.790622] ? lock_downgrade+0x900/0x900 [ 410.794773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.800315] cache_grow_begin+0xa5/0x8c0 [ 410.804361] ? do_raw_spin_unlock+0xa7/0x330 [ 410.808766] fallback_alloc+0x204/0x2e0 [ 410.812734] ____cache_alloc_node+0x1c7/0x1e0 [ 410.817308] kmem_cache_alloc_node+0xe3/0x730 [ 410.821793] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.826023] __alloc_skb+0x119/0x770 [ 410.829724] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.834992] ? netdev_alloc_frag+0x1f0/0x1f0 [ 410.839385] ? lock_downgrade+0x900/0x900 [ 410.843524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.849047] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.854486] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.859921] ? addrconf_rs_timer+0x690/0x690 [ 410.864329] ndisc_alloc_skb+0x144/0x340 [ 410.868383] ndisc_send_rs+0x331/0x6e0 [ 410.872258] addrconf_rs_timer+0x314/0x690 [ 410.876482] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.880710] call_timer_fn+0x272/0x920 [ 410.884584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.888807] ? process_timeout+0x40/0x40 [ 410.892862] ? __run_timers+0x7da/0xc70 [ 410.896822] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.901301] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.905793] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.910026] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.914609] ? trace_hardirqs_on+0xbd/0x310 [ 410.918946] ? kasan_check_read+0x11/0x20 [ 410.923077] ? __run_timers+0x7da/0xc70 [ 410.927124] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.932216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.936442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.940660] __run_timers+0x7e5/0xc70 [ 410.944454] ? timer_fixup_init+0x70/0x70 [ 410.948588] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.953610] ? zap_class+0x640/0x640 [ 410.957316] ? enqueue_hrtimer+0x1a5/0x560 [ 410.961536] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 410.966714] ? find_held_lock+0x36/0x1c0 [ 410.970764] ? zap_class+0x640/0x640 [ 410.974465] ? pvclock_read_flags+0x160/0x160 [ 410.978950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.984475] ? check_preemption_disabled+0x48/0x280 [ 410.989482] ? __lock_is_held+0xb5/0x140 [ 410.993528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.999050] ? check_preemption_disabled+0x48/0x280 [ 411.004055] run_timer_softirq+0x52/0xb0 [ 411.008101] ? rcu_read_lock_sched_held+0x14f/0x180 [ 411.013107] __do_softirq+0x308/0xb7e [ 411.016906] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 411.021382] ? lock_downgrade+0x900/0x900 [ 411.025518] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 411.030617] ? pvclock_read_flags+0x160/0x160 [ 411.035103] ? lapic_next_event+0x5a/0x90 [ 411.039240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.044770] ? kvm_clock_read+0x18/0x30 [ 411.048732] ? kvm_sched_clock_read+0x9/0x20 [ 411.053127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.058650] ? check_preemption_disabled+0x48/0x280 [ 411.063660] irq_exit+0x17f/0x1c0 [ 411.067099] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.071927] ? smp_call_function_single_interrupt+0x159/0x650 [ 411.077798] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.083680] ? interrupt_entry+0xb5/0xc0 [ 411.087725] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.092725] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.097730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.102561] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.107567] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.112584] ? task_prio+0x50/0x50 [ 411.116109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.121635] ? check_preemption_disabled+0x48/0x280 [ 411.126645] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.131483] apic_timer_interrupt+0xf/0x20 [ 411.135719] [ 411.137943] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 411.142859] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 411.161758] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 411.169465] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 411.176726] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 411.183979] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 411.191234] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 411.198487] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 411.205771] skb_clone+0x1bb/0x500 [ 411.209298] ? finish_task_switch+0x2f4/0x910 [ 411.213779] ? skb_split+0x11e0/0x11e0 [ 411.217654] ? preempt_notifier_register+0x200/0x200 [ 411.222743] ? __switch_to_asm+0x34/0x70 [ 411.226789] ? __switch_to_asm+0x34/0x70 [ 411.230830] ? __switch_to_asm+0x40/0x70 [ 411.234872] ? __switch_to_asm+0x34/0x70 [ 411.238917] ? __switch_to_asm+0x40/0x70 [ 411.242960] ? __switch_to_asm+0x34/0x70 [ 411.247003] ? __switch_to_asm+0x40/0x70 [ 411.251052] ? __switch_to_asm+0x34/0x70 [ 411.255097] ? __switch_to_asm+0x34/0x70 [ 411.259142] ? __switch_to_asm+0x40/0x70 [ 411.263182] ? __switch_to_asm+0x34/0x70 [ 411.267234] bpf_clone_redirect+0xb9/0x490 [ 411.271460] ? __schedule+0x8d7/0x21d0 [ 411.275342] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 411.280348] ? __sched_text_start+0x8/0x8 [ 411.284482] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 411.289242] ? find_held_lock+0x36/0x1c0 [ 411.293294] ? lock_acquire+0x1ed/0x520 [ 411.297254] ? bpf_test_run+0x3cb/0x780 [ 411.301217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.306745] ? check_preemption_disabled+0x48/0x280 [ 411.311753] ? kasan_check_read+0x11/0x20 [ 411.315885] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.321148] ? rcu_softirq_qs+0x20/0x20 [ 411.325227] ? preempt_schedule+0x4d/0x60 [ 411.329364] ? ___preempt_schedule+0x16/0x18 [ 411.333917] ? bpf_test_run+0x25d/0x780 [ 411.337888] ? netlink_diag_dump+0x2a0/0x2a0 [ 411.342375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.347898] ? bpf_test_init.isra.10+0x70/0x100 [ 411.352561] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 411.357318] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 411.362153] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.367675] ? fput+0x130/0x1a0 [ 411.370950] ? __bpf_prog_get+0x9b/0x290 [ 411.375003] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 411.379832] ? bpf_prog_test_run+0x130/0x1a0 [ 411.384231] ? __x64_sys_bpf+0x3d8/0x520 [ 411.388280] ? bpf_prog_get+0x20/0x20 [ 411.392082] ? do_syscall_64+0x1b9/0x820 [ 411.396130] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.401485] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.406404] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.411422] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 411.416424] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 411.423076] ? __switch_to_asm+0x40/0x70 [ 411.427121] ? __switch_to_asm+0x34/0x70 [ 411.431173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.436010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.441370] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 411.441428] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 411.448104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.448108] Call Trace: [ 411.448113] [ 411.448127] dump_stack+0x244/0x39d [ 411.448144] ? dump_stack_print_info.cold.1+0x20/0x20 [ 411.454662] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 411.463945] warn_alloc.cold.116+0xb7/0x1bd [ 411.466492] syz-executor1 cpuset=syz1 mems_allowed=0 [ 411.468639] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 411.502042] ? lock_downgrade+0x900/0x900 [ 411.506181] ? trace_hardirqs_off+0xb8/0x310 [ 411.510585] ? trace_hardirqs_off+0xb8/0x310 [ 411.515074] __alloc_pages_slowpath+0x26e8/0x2e10 [ 411.519924] ? warn_alloc+0x120/0x120 [ 411.523719] ? print_usage_bug+0xc0/0xc0 [ 411.527767] ? warn_alloc+0x120/0x120 [ 411.531558] ? warn_alloc+0x120/0x120 [ 411.535340] ? print_usage_bug+0xc0/0xc0 [ 411.539389] ? print_usage_bug+0xc0/0xc0 [ 411.543444] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.548965] ? should_fail+0x22d/0xd01 [ 411.552841] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.557929] ? __lock_acquire+0x62f/0x4c20 [ 411.562152] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.567255] ? __lock_acquire+0x62f/0x4c20 [ 411.571476] ? should_fail+0x22d/0xd01 [ 411.575349] ? find_held_lock+0x36/0x1c0 [ 411.579412] ? mark_held_locks+0x130/0x130 [ 411.583636] ? mark_held_locks+0x130/0x130 [ 411.587856] ? zap_class+0x640/0x640 [ 411.591576] ? zap_class+0x640/0x640 [ 411.595279] ? print_usage_bug+0xc0/0xc0 [ 411.599325] ? do_raw_spin_unlock+0xa7/0x330 [ 411.603717] ? zap_class+0x640/0x640 [ 411.607414] ? print_usage_bug+0xc0/0xc0 [ 411.611459] ? wq_watchdog_touch+0x9c/0xfe [ 411.615681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.621203] ? check_preemption_disabled+0x48/0x280 [ 411.626212] ? __lock_is_held+0xb5/0x140 [ 411.630263] __alloc_pages_nodemask+0xa80/0xde0 [ 411.634919] ? zap_class+0x640/0x640 [ 411.638626] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.643635] ? find_held_lock+0x36/0x1c0 [ 411.647723] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.652379] ? lock_downgrade+0x900/0x900 [ 411.656516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.662046] cache_grow_begin+0xa5/0x8c0 [ 411.666092] ? do_raw_spin_unlock+0xa7/0x330 [ 411.670495] fallback_alloc+0x204/0x2e0 [ 411.674458] ____cache_alloc_node+0x1c7/0x1e0 [ 411.678945] kmem_cache_alloc_node+0xe3/0x730 [ 411.683426] ? ipv6_get_ifaddr+0x42e/0x620 [ 411.687656] __alloc_skb+0x119/0x770 [ 411.691362] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.696627] ? netdev_alloc_frag+0x1f0/0x1f0 [ 411.701019] ? lock_downgrade+0x900/0x900 [ 411.705156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.710682] ? refcount_sub_and_test_checked+0x203/0x310 [ 411.716119] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 411.721555] ? addrconf_rs_timer+0x690/0x690 [ 411.725985] ndisc_alloc_skb+0x144/0x340 [ 411.730033] ndisc_send_rs+0x331/0x6e0 [ 411.733908] addrconf_rs_timer+0x314/0x690 [ 411.738130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.742357] call_timer_fn+0x272/0x920 [ 411.746232] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.750451] ? process_timeout+0x40/0x40 [ 411.754504] ? mark_held_locks+0xc7/0x130 [ 411.758645] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.763320] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.767821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.772058] ? lockdep_hardirqs_on+0x296/0x5b0 [ 411.776637] ? trace_hardirqs_on+0xbd/0x310 [ 411.780949] ? kasan_check_read+0x11/0x20 [ 411.785079] ? __run_timers+0x7da/0xc70 [ 411.789042] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.794131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.798354] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 411.802592] __run_timers+0x7e5/0xc70 [ 411.806508] ? timer_fixup_init+0x70/0x70 [ 411.810668] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 411.815671] ? zap_class+0x640/0x640 [ 411.819381] ? print_usage_bug+0xc0/0xc0 [ 411.823429] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 411.828699] ? find_held_lock+0x36/0x1c0 [ 411.832753] ? zap_class+0x640/0x640 [ 411.836456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.841995] ? check_preemption_disabled+0x48/0x280 [ 411.847005] ? __lock_is_held+0xb5/0x140 [ 411.851054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.856580] ? check_preemption_disabled+0x48/0x280 [ 411.861587] run_timer_softirq+0x52/0xb0 [ 411.865637] ? rcu_read_lock_sched_held+0x14f/0x180 [ 411.870640] __do_softirq+0x308/0xb7e [ 411.874441] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 411.878919] ? lock_downgrade+0x900/0x900 [ 411.883056] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 411.888156] ? pvclock_read_flags+0x160/0x160 [ 411.892642] ? lapic_next_event+0x5a/0x90 [ 411.896786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.902313] ? kvm_clock_read+0x18/0x30 [ 411.906289] ? kvm_sched_clock_read+0x9/0x20 [ 411.910686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.916207] ? check_preemption_disabled+0x48/0x280 [ 411.921228] irq_exit+0x17f/0x1c0 [ 411.924666] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.929492] ? smp_reschedule_interrupt+0x109/0x650 [ 411.934515] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.940387] ? interrupt_entry+0xb5/0xc0 [ 411.944433] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.949435] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.954438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.959267] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.964267] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.969276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.974112] apic_timer_interrupt+0xf/0x20 [ 411.978325] [ 411.980552] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 411.985993] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 412.004880] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 412.012571] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 412.019824] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 412.027076] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 412.034329] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 412.041583] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 412.048857] ? check_preemption_disabled+0x3a/0x280 [ 412.053858] ? check_preemption_disabled+0x43/0x280 [ 412.058867] check_preemption_disabled+0x43/0x280 [ 412.063699] debug_smp_processor_id+0x1c/0x20 [ 412.068228] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 412.073488] ? rcu_pm_notify+0xc0/0xc0 [ 412.077367] ? __lock_is_held+0xb5/0x140 [ 412.081419] rcu_read_lock_held+0x90/0xc0 [ 412.085568] list_lru_count_one+0x31a/0x450 [ 412.089876] ? list_lru_isolate_move+0x3c0/0x3c0 [ 412.094619] ? deferred_split_count+0x65/0x170 [ 412.099185] ? shrink_huge_zero_page_count+0xc8/0x100 [ 412.104364] super_cache_count+0x1b9/0x2e0 [ 412.108589] do_shrink_slab+0x1b1/0xd30 [ 412.112554] ? lock_acquire+0x1ed/0x520 [ 412.116522] ? snapshot_refaults+0x290/0x290 [ 412.120917] ? lock_release+0xa00/0xa00 [ 412.124882] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 412.129803] ? down_read_trylock+0xda/0x140 [ 412.134107] ? shrink_slab+0x207/0x8c0 [ 412.137981] ? downgrade_write+0x270/0x270 [ 412.142207] shrink_slab+0x389/0x8c0 [ 412.145906] ? shrink_active_list+0x1f00/0x1f00 [ 412.150564] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 412.156173] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.161279] ? cgroup_procs_write_finish+0xf0/0xf0 [ 412.166201] ? find_held_lock+0x36/0x1c0 [ 412.170258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.175785] shrink_node+0x431/0x16b0 [ 412.179580] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 412.184864] ? shrink_node_memcg+0x18f0/0x18f0 [ 412.189435] ? kvm_clock_read+0x18/0x30 [ 412.193394] ? ktime_get+0x2c1/0x400 [ 412.197095] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 412.201575] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.207097] ? __cpuset_node_allowed+0x19b/0x660 [ 412.211842] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 412.217537] ? delayacct_end+0x5a/0x100 [ 412.221508] do_try_to_free_pages+0x3e7/0x1290 [ 412.226074] ? zap_class+0x640/0x640 [ 412.229876] ? shrink_node+0x16b0/0x16b0 [ 412.233925] ? __lock_is_held+0xb5/0x140 [ 412.237984] try_to_free_pages+0x4d0/0xb90 [ 412.242206] ? do_try_to_free_pages+0x1290/0x1290 [ 412.247057] ? lock_acquire+0x1ed/0x520 [ 412.251016] ? set_page_refcounted+0x280/0x280 [ 412.255597] ? lock_release+0xa00/0xa00 [ 412.259558] ? _raw_spin_unlock_irq+0x60/0x80 [ 412.264037] ? psi_memstall_enter+0x240/0x2b0 [ 412.268519] ? psi_memstall_tick+0x230/0x230 [ 412.272927] __alloc_pages_slowpath+0xa14/0x2e10 [ 412.277710] ? warn_alloc+0x120/0x120 [ 412.281508] ? mark_held_locks+0x130/0x130 [ 412.285748] ? warn_alloc+0x120/0x120 [ 412.289535] ? print_usage_bug+0xc0/0xc0 [ 412.293672] ? print_usage_bug+0xc0/0xc0 [ 412.297729] ? perf_event_update_userpage+0xcd0/0xcd0 [ 412.302910] ? print_usage_bug+0xc0/0xc0 [ 412.306958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.312488] ? should_fail+0x22d/0xd01 [ 412.316360] ? zap_class+0x640/0x640 [ 412.320063] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.325154] ? zap_class+0x640/0x640 [ 412.328874] ? __lock_is_held+0xb5/0x140 [ 412.332925] ? zap_class+0x640/0x640 [ 412.336628] ? lock_release+0xa00/0xa00 [ 412.340588] ? perf_trace_sched_process_exec+0x860/0x860 [ 412.346025] ? check_preemption_disabled+0x48/0x280 [ 412.351033] ? __might_sleep+0x95/0x190 [ 412.354998] __alloc_pages_nodemask+0xa80/0xde0 [ 412.359651] ? zap_class+0x640/0x640 [ 412.363353] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 412.368364] ? mark_held_locks+0xc7/0x130 [ 412.372498] ? cache_grow_begin+0x65/0x8c0 [ 412.376716] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 412.381288] ? trace_hardirqs_on+0xbd/0x310 [ 412.385594] ? fallback_alloc+0x204/0x2e0 [ 412.389727] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.394835] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.400360] cache_grow_begin+0xa5/0x8c0 [ 412.404416] ? do_raw_spin_unlock+0xa7/0x330 [ 412.408833] fallback_alloc+0x204/0x2e0 [ 412.412800] ____cache_alloc_node+0x1c7/0x1e0 [ 412.417288] kmem_cache_alloc_trace+0x214/0x750 [ 412.421949] do_syslog+0xb9b/0x1690 [ 412.425574] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 412.430576] ? finish_wait+0x430/0x430 [ 412.434454] ? aa_path_link+0x5e0/0x5e0 [ 412.438428] kmsg_read+0x8f/0xc0 [ 412.441779] ? kmsg_poll+0xb0/0xb0 [ 412.445307] proc_reg_read+0x2a3/0x3d0 [ 412.449200] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 412.454117] ? mark_held_locks+0xc7/0x130 [ 412.458257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.463782] ? fsnotify+0x4e5/0xf20 [ 412.467402] __vfs_read+0x117/0x9b0 [ 412.471014] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 412.475928] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 412.480845] ? vfs_copy_file_range+0xb90/0xb90 [ 412.485498] ? fsnotify+0xf20/0xf20 [ 412.489193] ? fsnotify_first_mark+0x350/0x350 [ 412.493777] ? security_file_permission+0x1c2/0x220 [ 412.498927] ? rw_verify_area+0x118/0x360 [ 412.503062] vfs_read+0x17f/0x3c0 [ 412.506505] ksys_read+0x101/0x260 [ 412.510035] ? kernel_write+0x120/0x120 [ 412.513999] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.519092] __x64_sys_read+0x73/0xb0 [ 412.522881] do_syscall_64+0x1b9/0x820 [ 412.526756] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 412.532105] ? syscall_return_slowpath+0x5e0/0x5e0 [ 412.537021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.541856] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.546856] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 412.551857] ? prepare_exit_to_usermode+0x291/0x3b0 [ 412.556866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.561700] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.566875] RIP: 0033:0x7fe74e2211fd [ 412.570587] Code: Bad RIP value. [ 412.573935] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 412.581634] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 412.588889] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 412.596142] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 412.603398] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 412.610650] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 412.617920] warn_alloc_show_mem: 1 callbacks suppressed [ 412.617928] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 412.617929] Mem-Info: [ 412.617955] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 412.617955] active_file:15 inactive_file:9 isolated_file:0 [ 412.617955] unevictable:0 dirty:0 writeback:0 unstable:0 [ 412.617955] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 412.617955] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 412.617955] free:13746 free_pcp:134 free_cma:0 [ 412.623283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.623289] Call Trace: [ 412.630555] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 412.632934] [ 412.665695] 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 [ 412.675034] dump_stack+0x244/0x39d [ 412.677585] lowmem_reserve[]: 0 2818 6321 6321 [ 412.705062] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.707180] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 412.733274] warn_alloc.cold.116+0xb7/0x1bd [ 412.736861] lowmem_reserve[]: 0 0 3503 3503 [ 412.741424] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.746582] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 412.773887] ? lock_downgrade+0x900/0x900 [ 412.778171] lowmem_reserve[]: 0 0 0 0 [ 412.782485] ? trace_hardirqs_off+0xb8/0x310 [ 412.787300] 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 [ 412.816083] ? trace_hardirqs_off+0xb8/0x310 [ 412.820191] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 412.824101] __alloc_pages_slowpath+0x26e8/0x2e10 [ 412.828469] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 412.841991] ? warn_alloc+0x120/0x120 [ 412.846353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 412.861590] ? print_usage_bug+0xc0/0xc0 [ 412.866496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 412.881061] ? warn_alloc+0x120/0x120 [ 412.884830] 268 total pagecache pages [ 412.893642] ? warn_alloc+0x120/0x120 [ 412.897677] 0 pages in swap cache [ 412.906223] ? print_usage_bug+0xc0/0xc0 [ 412.909993] Swap cache stats: add 0, delete 0, find 0/0 [ 412.913773] ? kvm_clock_read+0x18/0x30 [ 412.917539] Free swap = 0kB [ 412.920969] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.924992] Total swap = 0kB [ 412.930334] ? print_usage_bug+0xc0/0xc0 [ 412.934288] 1965979 pages RAM [ 412.937296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.942285] 0 pages HighMem/MovableOnly [ 412.945283] ? should_fail+0x22d/0xd01 [ 412.949307] 342853 pages reserved [ 412.949313] 0 pages cma reserved [ 412.952411] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.957966] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.961873] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.965790] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.969162] ? __lock_acquire+0x62f/0x4c20 [ 412.972496] rsyslogd cpuset=/ mems_allowed=0 [ 412.977769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.013008] ? __lock_acquire+0x62f/0x4c20 [ 413.017226] ? should_fail+0x22d/0xd01 [ 413.021095] ? rcu_irq_exit+0x1a2/0x390 [ 413.025063] ? mark_held_locks+0x130/0x130 [ 413.029291] ? mark_held_locks+0x130/0x130 [ 413.033517] ? mark_held_locks+0xc7/0x130 [ 413.037664] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 413.042664] ? zap_class+0x640/0x640 [ 413.046368] ? print_usage_bug+0xc0/0xc0 [ 413.050423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.055945] ? check_preemption_disabled+0x48/0x280 [ 413.060955] ? __lock_is_held+0xb5/0x140 [ 413.065006] __alloc_pages_nodemask+0xa80/0xde0 [ 413.069659] ? zap_class+0x640/0x640 [ 413.073362] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.078374] ? find_held_lock+0x36/0x1c0 [ 413.082432] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.087086] ? lock_downgrade+0x900/0x900 [ 413.091226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.096751] cache_grow_begin+0xa5/0x8c0 [ 413.100795] ? do_raw_spin_unlock+0xa7/0x330 [ 413.105199] fallback_alloc+0x204/0x2e0 [ 413.109185] ____cache_alloc_node+0x1c7/0x1e0 [ 413.113672] kmem_cache_alloc_node+0xe3/0x730 [ 413.118156] ? ipv6_get_ifaddr+0x42e/0x620 [ 413.122385] __alloc_skb+0x119/0x770 [ 413.126093] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.131358] ? netdev_alloc_frag+0x1f0/0x1f0 [ 413.135754] ? lock_downgrade+0x900/0x900 [ 413.139893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.145426] ? refcount_sub_and_test_checked+0x203/0x310 [ 413.150865] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 413.156309] ? addrconf_rs_timer+0x690/0x690 [ 413.160713] ndisc_alloc_skb+0x144/0x340 [ 413.164763] ndisc_send_rs+0x331/0x6e0 [ 413.168639] addrconf_rs_timer+0x314/0x690 [ 413.172877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.177104] call_timer_fn+0x272/0x920 [ 413.180976] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.185199] ? process_timeout+0x40/0x40 [ 413.189252] ? __run_timers+0x7da/0xc70 [ 413.193213] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.197694] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.202177] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.206402] ? lockdep_hardirqs_on+0x296/0x5b0 [ 413.210974] ? trace_hardirqs_on+0xbd/0x310 [ 413.215293] ? kasan_check_read+0x11/0x20 [ 413.219451] ? __run_timers+0x7da/0xc70 [ 413.223416] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.228510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.232737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.236957] __run_timers+0x7e5/0xc70 [ 413.240753] ? timer_fixup_init+0x70/0x70 [ 413.244891] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.249892] ? zap_class+0x640/0x640 [ 413.253604] ? enqueue_hrtimer+0x1a5/0x560 [ 413.257826] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 413.263005] ? find_held_lock+0x36/0x1c0 [ 413.267057] ? zap_class+0x640/0x640 [ 413.270760] ? pvclock_read_flags+0x160/0x160 [ 413.275243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.280766] ? check_preemption_disabled+0x48/0x280 [ 413.285776] ? __lock_is_held+0xb5/0x140 [ 413.289823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.295346] ? check_preemption_disabled+0x48/0x280 [ 413.300351] run_timer_softirq+0x52/0xb0 [ 413.304402] ? rcu_read_lock_sched_held+0x14f/0x180 [ 413.309408] __do_softirq+0x308/0xb7e [ 413.313196] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 413.317677] ? lock_downgrade+0x900/0x900 [ 413.321816] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 413.326919] ? pvclock_read_flags+0x160/0x160 [ 413.331660] ? lapic_next_event+0x5a/0x90 [ 413.335798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.341322] ? kvm_clock_read+0x18/0x30 [ 413.345279] ? kvm_sched_clock_read+0x9/0x20 [ 413.349682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.355206] ? check_preemption_disabled+0x48/0x280 [ 413.360221] irq_exit+0x17f/0x1c0 [ 413.363660] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.368487] ? smp_call_function_single_interrupt+0x159/0x650 [ 413.374358] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.380246] ? interrupt_entry+0xb5/0xc0 [ 413.384293] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.389293] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.394298] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.399126] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.404147] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.409156] ? task_prio+0x50/0x50 [ 413.412683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.418209] ? check_preemption_disabled+0x48/0x280 [ 413.423212] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.428042] apic_timer_interrupt+0xf/0x20 [ 413.432342] [ 413.434570] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 413.439487] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 413.458379] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 413.466093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 413.473347] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 413.480607] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 413.487865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 413.495134] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 413.502533] skb_clone+0x1bb/0x500 [ 413.506060] ? finish_task_switch+0x2f4/0x910 [ 413.510540] ? skb_split+0x11e0/0x11e0 [ 413.514414] ? preempt_notifier_register+0x200/0x200 [ 413.519533] ? __switch_to_asm+0x34/0x70 [ 413.523582] ? __switch_to_asm+0x34/0x70 [ 413.527634] ? __switch_to_asm+0x40/0x70 [ 413.531680] ? __switch_to_asm+0x34/0x70 [ 413.535726] ? __switch_to_asm+0x40/0x70 [ 413.539774] ? __switch_to_asm+0x34/0x70 [ 413.543821] ? __switch_to_asm+0x40/0x70 [ 413.547865] ? __switch_to_asm+0x34/0x70 [ 413.551909] ? __switch_to_asm+0x34/0x70 [ 413.555957] ? __switch_to_asm+0x40/0x70 [ 413.560003] ? __switch_to_asm+0x34/0x70 [ 413.564056] bpf_clone_redirect+0xb9/0x490 [ 413.568277] ? __schedule+0x8d7/0x21d0 [ 413.572174] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 413.577175] ? __sched_text_start+0x8/0x8 [ 413.581395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.586146] ? find_held_lock+0x36/0x1c0 [ 413.590198] ? lock_acquire+0x1ed/0x520 [ 413.594157] ? bpf_test_run+0x3cb/0x780 [ 413.598133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.603654] ? check_preemption_disabled+0x48/0x280 [ 413.608659] ? kasan_check_read+0x11/0x20 [ 413.612815] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.618076] ? rcu_softirq_qs+0x20/0x20 [ 413.622040] ? preempt_schedule+0x4d/0x60 [ 413.626174] ? ___preempt_schedule+0x16/0x18 [ 413.630571] ? bpf_test_run+0x25d/0x780 [ 413.634537] ? netlink_diag_dump+0x2a0/0x2a0 [ 413.638937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.644462] ? bpf_test_init.isra.10+0x70/0x100 [ 413.649120] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 413.653873] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 413.658699] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.664224] ? fput+0x130/0x1a0 [ 413.667492] ? __bpf_prog_get+0x9b/0x290 [ 413.671546] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 413.676375] ? bpf_prog_test_run+0x130/0x1a0 [ 413.680774] ? __x64_sys_bpf+0x3d8/0x520 [ 413.684821] ? bpf_prog_get+0x20/0x20 [ 413.688623] ? do_syscall_64+0x1b9/0x820 [ 413.692669] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.698030] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.702948] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.707952] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.712954] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 413.719605] ? __switch_to_asm+0x40/0x70 [ 413.723652] ? __switch_to_asm+0x34/0x70 [ 413.727711] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.732541] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.737920] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 413.737999] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 413.744660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.744663] Call Trace: [ 413.744677] [ 413.744690] dump_stack+0x244/0x39d [ 413.744706] ? dump_stack_print_info.cold.1+0x20/0x20 [ 413.751223] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.760519] warn_alloc.cold.116+0xb7/0x1bd [ 413.763153] syz-executor1 cpuset=syz1 mems_allowed=0 [ 413.765285] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.798691] ? lock_downgrade+0x900/0x900 [ 413.802829] ? trace_hardirqs_off+0xb8/0x310 [ 413.807226] ? trace_hardirqs_off+0xb8/0x310 [ 413.811644] __alloc_pages_slowpath+0x26e8/0x2e10 [ 413.816495] ? warn_alloc+0x120/0x120 [ 413.820282] ? print_usage_bug+0xc0/0xc0 [ 413.824331] ? warn_alloc+0x120/0x120 [ 413.828128] ? warn_alloc+0x120/0x120 [ 413.831930] ? print_usage_bug+0xc0/0xc0 [ 413.835977] ? kvm_clock_read+0x18/0x30 [ 413.839935] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 413.844964] ? print_usage_bug+0xc0/0xc0 [ 413.849020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.854545] ? should_fail+0x22d/0xd01 [ 413.858418] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.863691] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.868790] ? __lock_acquire+0x62f/0x4c20 [ 413.873013] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.878099] ? __lock_acquire+0x62f/0x4c20 [ 413.882317] ? should_fail+0x22d/0xd01 [ 413.886194] ? rcu_irq_exit+0x1a2/0x390 [ 413.890163] ? mark_held_locks+0x130/0x130 [ 413.894391] ? mark_held_locks+0x130/0x130 [ 413.898627] ? mark_held_locks+0xc7/0x130 [ 413.902766] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 413.907768] ? zap_class+0x640/0x640 [ 413.911467] ? print_usage_bug+0xc0/0xc0 [ 413.915637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.921161] ? check_preemption_disabled+0x48/0x280 [ 413.926168] ? __lock_is_held+0xb5/0x140 [ 413.930221] __alloc_pages_nodemask+0xa80/0xde0 [ 413.934872] ? zap_class+0x640/0x640 [ 413.938585] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.943604] ? find_held_lock+0x36/0x1c0 [ 413.947660] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.952316] ? lock_downgrade+0x900/0x900 [ 413.956459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.962005] cache_grow_begin+0xa5/0x8c0 [ 413.966053] ? do_raw_spin_unlock+0xa7/0x330 [ 413.970452] fallback_alloc+0x204/0x2e0 [ 413.974422] ____cache_alloc_node+0x1c7/0x1e0 [ 413.978918] kmem_cache_alloc_node+0xe3/0x730 [ 413.983398] ? ipv6_get_ifaddr+0x42e/0x620 [ 413.987629] __alloc_skb+0x119/0x770 [ 413.991335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.996605] ? netdev_alloc_frag+0x1f0/0x1f0 [ 414.000997] ? lock_downgrade+0x900/0x900 [ 414.005136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.010658] ? refcount_sub_and_test_checked+0x203/0x310 [ 414.016095] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 414.021531] ? addrconf_rs_timer+0x690/0x690 [ 414.025931] ndisc_alloc_skb+0x144/0x340 [ 414.029987] ndisc_send_rs+0x331/0x6e0 [ 414.033863] addrconf_rs_timer+0x314/0x690 [ 414.038098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.042329] call_timer_fn+0x272/0x920 [ 414.046201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.050422] ? process_timeout+0x40/0x40 [ 414.054477] ? mark_held_locks+0xc7/0x130 [ 414.058615] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.063103] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.067583] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.071817] ? lockdep_hardirqs_on+0x296/0x5b0 [ 414.076394] ? trace_hardirqs_on+0xbd/0x310 [ 414.080699] ? kasan_check_read+0x11/0x20 [ 414.084829] ? __run_timers+0x7da/0xc70 [ 414.088792] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.093895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.098118] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.102340] __run_timers+0x7e5/0xc70 [ 414.106132] ? timer_fixup_init+0x70/0x70 [ 414.110264] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 414.115269] ? zap_class+0x640/0x640 [ 414.118970] ? print_usage_bug+0xc0/0xc0 [ 414.123020] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 414.128203] ? find_held_lock+0x36/0x1c0 [ 414.132251] ? zap_class+0x640/0x640 [ 414.135955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.141478] ? check_preemption_disabled+0x48/0x280 [ 414.146487] ? __lock_is_held+0xb5/0x140 [ 414.150533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.156054] ? check_preemption_disabled+0x48/0x280 [ 414.161058] run_timer_softirq+0x52/0xb0 [ 414.165107] ? rcu_read_lock_sched_held+0x14f/0x180 [ 414.170107] __do_softirq+0x308/0xb7e [ 414.173914] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 414.178393] ? lock_downgrade+0x900/0x900 [ 414.182532] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 414.187660] ? pvclock_read_flags+0x160/0x160 [ 414.192144] ? lapic_next_event+0x5a/0x90 [ 414.196280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.201806] ? kvm_clock_read+0x18/0x30 [ 414.205764] ? kvm_sched_clock_read+0x9/0x20 [ 414.210158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.215681] ? check_preemption_disabled+0x48/0x280 [ 414.220694] irq_exit+0x17f/0x1c0 [ 414.224136] smp_apic_timer_interrupt+0x1cb/0x760 [ 414.228964] ? smp_reschedule_interrupt+0x109/0x650 [ 414.233964] ? smp_call_function_single_interrupt+0x650/0x650 [ 414.239831] ? interrupt_entry+0xb5/0xc0 [ 414.243877] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.248879] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.253967] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.258797] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.263797] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.268809] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.273642] apic_timer_interrupt+0xf/0x20 [ 414.277854] [ 414.280079] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 414.285514] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 414.304484] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 414.312174] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 414.319438] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 414.326692] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 414.333964] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 414.341219] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 414.348488] ? check_preemption_disabled+0x3a/0x280 [ 414.353490] ? check_preemption_disabled+0x43/0x280 [ 414.358495] check_preemption_disabled+0x43/0x280 [ 414.363328] debug_smp_processor_id+0x1c/0x20 [ 414.367817] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 414.373082] ? rcu_pm_notify+0xc0/0xc0 [ 414.376967] ? __lock_is_held+0xb5/0x140 [ 414.381022] rcu_read_lock_held+0x90/0xc0 [ 414.385155] list_lru_count_one+0x31a/0x450 [ 414.389465] ? list_lru_isolate_move+0x3c0/0x3c0 [ 414.394212] ? deferred_split_count+0x65/0x170 [ 414.398777] ? shrink_huge_zero_page_count+0xc8/0x100 [ 414.403959] super_cache_count+0x1b9/0x2e0 [ 414.408190] do_shrink_slab+0x1b1/0xd30 [ 414.412152] ? lock_acquire+0x1ed/0x520 [ 414.416115] ? snapshot_refaults+0x290/0x290 [ 414.420510] ? lock_release+0xa00/0xa00 [ 414.424490] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 414.429413] ? down_read_trylock+0xda/0x140 [ 414.433716] ? shrink_slab+0x207/0x8c0 [ 414.437588] ? downgrade_write+0x270/0x270 [ 414.441816] shrink_slab+0x389/0x8c0 [ 414.445514] ? shrink_active_list+0x1f00/0x1f00 [ 414.450174] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 414.455786] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.460881] ? cgroup_procs_write_finish+0xf0/0xf0 [ 414.465816] ? find_held_lock+0x36/0x1c0 [ 414.469868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.475392] shrink_node+0x431/0x16b0 [ 414.479180] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 414.484473] ? shrink_node_memcg+0x18f0/0x18f0 [ 414.489051] ? kvm_clock_read+0x18/0x30 [ 414.493018] ? ktime_get+0x2c1/0x400 [ 414.496719] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 414.501388] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.506910] ? __cpuset_node_allowed+0x19b/0x660 [ 414.511672] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 414.517378] ? delayacct_end+0x5a/0x100 [ 414.521348] do_try_to_free_pages+0x3e7/0x1290 [ 414.525913] ? zap_class+0x640/0x640 [ 414.529800] ? shrink_node+0x16b0/0x16b0 [ 414.533847] ? __lock_is_held+0xb5/0x140 [ 414.537904] try_to_free_pages+0x4d0/0xb90 [ 414.542140] ? do_try_to_free_pages+0x1290/0x1290 [ 414.546977] ? lock_acquire+0x1ed/0x520 [ 414.550934] ? set_page_refcounted+0x280/0x280 [ 414.555510] ? lock_release+0xa00/0xa00 [ 414.559477] ? _raw_spin_unlock_irq+0x60/0x80 [ 414.563956] ? psi_memstall_enter+0x240/0x2b0 [ 414.568443] ? psi_memstall_tick+0x230/0x230 [ 414.572847] __alloc_pages_slowpath+0xa14/0x2e10 [ 414.577626] ? warn_alloc+0x120/0x120 [ 414.581427] ? mark_held_locks+0x130/0x130 [ 414.585656] ? warn_alloc+0x120/0x120 [ 414.589445] ? print_usage_bug+0xc0/0xc0 [ 414.593496] ? print_usage_bug+0xc0/0xc0 [ 414.597546] ? perf_event_update_userpage+0xcd0/0xcd0 [ 414.602723] ? print_usage_bug+0xc0/0xc0 [ 414.606775] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.612300] ? should_fail+0x22d/0xd01 [ 414.616178] ? zap_class+0x640/0x640 [ 414.619882] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.624971] ? zap_class+0x640/0x640 [ 414.628690] ? __lock_is_held+0xb5/0x140 [ 414.632747] ? zap_class+0x640/0x640 [ 414.636451] ? lock_release+0xa00/0xa00 [ 414.640422] ? perf_trace_sched_process_exec+0x860/0x860 [ 414.645859] ? check_preemption_disabled+0x48/0x280 [ 414.650865] ? __might_sleep+0x95/0x190 [ 414.654845] __alloc_pages_nodemask+0xa80/0xde0 [ 414.659501] ? zap_class+0x640/0x640 [ 414.663206] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 414.668217] ? mark_held_locks+0xc7/0x130 [ 414.672353] ? cache_grow_begin+0x65/0x8c0 [ 414.676576] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 414.681144] ? trace_hardirqs_on+0xbd/0x310 [ 414.685452] ? fallback_alloc+0x204/0x2e0 [ 414.689605] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.694697] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.700224] cache_grow_begin+0xa5/0x8c0 [ 414.704277] ? do_raw_spin_unlock+0xa7/0x330 [ 414.708677] fallback_alloc+0x204/0x2e0 [ 414.712654] ____cache_alloc_node+0x1c7/0x1e0 [ 414.717143] kmem_cache_alloc_trace+0x214/0x750 [ 414.721805] do_syslog+0xb9b/0x1690 [ 414.725426] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 414.730432] ? finish_wait+0x430/0x430 [ 414.734306] ? aa_path_link+0x5e0/0x5e0 [ 414.738276] kmsg_read+0x8f/0xc0 [ 414.741635] ? kmsg_poll+0xb0/0xb0 [ 414.745162] proc_reg_read+0x2a3/0x3d0 [ 414.749042] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 414.753958] ? mark_held_locks+0xc7/0x130 [ 414.758098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.763619] ? fsnotify+0x4e5/0xf20 [ 414.767239] __vfs_read+0x117/0x9b0 [ 414.770866] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 414.775799] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 414.780713] ? vfs_copy_file_range+0xb90/0xb90 [ 414.785287] ? fsnotify+0xf20/0xf20 [ 414.788905] ? fsnotify_first_mark+0x350/0x350 [ 414.793486] ? security_file_permission+0x1c2/0x220 [ 414.798507] ? rw_verify_area+0x118/0x360 [ 414.802647] vfs_read+0x17f/0x3c0 [ 414.806090] ksys_read+0x101/0x260 [ 414.809619] ? kernel_write+0x120/0x120 [ 414.813580] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.818675] __x64_sys_read+0x73/0xb0 [ 414.822461] do_syscall_64+0x1b9/0x820 [ 414.826333] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 414.831682] ? syscall_return_slowpath+0x5e0/0x5e0 [ 414.836595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.841425] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.846430] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 414.851435] ? prepare_exit_to_usermode+0x291/0x3b0 [ 414.856442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.861280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.866452] RIP: 0033:0x7fe74e2211fd [ 414.870162] Code: Bad RIP value. [ 414.873524] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 414.881223] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 414.888487] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 414.895743] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 414.903008] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 414.910264] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 414.917543] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 414.917546] warn_alloc_show_mem: 1 callbacks suppressed [ 414.917551] Mem-Info: [ 414.924808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.930167] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 414.930167] active_file:15 inactive_file:9 isolated_file:0 [ 414.930167] unevictable:0 dirty:0 writeback:0 unstable:0 [ 414.930167] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 414.930167] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 414.930167] free:13746 free_pcp:134 free_cma:0 [ 414.932532] Call Trace: [ 414.941902] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 414.974649] [ 414.977208] 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 [ 415.004700] dump_stack+0x244/0x39d [ 415.006811] lowmem_reserve[]: 0 2818 6321 6321 [ 415.032927] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.036523] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 415.041093] warn_alloc.cold.116+0xb7/0x1bd [ 415.046247] lowmem_reserve[]: 0 0 3503 3503 [ 415.073549] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.077851] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 415.082159] ? lock_downgrade+0x900/0x900 [ 415.086966] lowmem_reserve[]: 0 0 0 0 [ 415.115748] ? trace_hardirqs_off+0xb8/0x310 [ 415.119857] 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 [ 415.123642] ? trace_hardirqs_off+0xb8/0x310 [ 415.128012] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 415.141607] __alloc_pages_slowpath+0x26e8/0x2e10 [ 415.145975] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 415.161253] ? warn_alloc+0x120/0x120 [ 415.166045] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 415.180494] ? print_usage_bug+0xc0/0xc0 [ 415.184267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 415.193081] ? warn_alloc+0x120/0x120 [ 415.197106] 268 total pagecache pages [ 415.205658] ? warn_alloc+0x120/0x120 [ 415.209432] 0 pages in swap cache [ 415.213204] ? print_usage_bug+0xc0/0xc0 [ 415.216978] Swap cache stats: add 0, delete 0, find 0/0 [ 415.220418] ? print_usage_bug+0xc0/0xc0 [ 415.224445] Free swap = 0kB [ 415.229790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.233810] Total swap = 0kB [ 415.233816] 1965979 pages RAM [ 415.236815] ? should_fail+0x22d/0xd01 [ 415.242318] 0 pages HighMem/MovableOnly [ 415.245319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.248404] 342853 pages reserved [ 415.248410] 0 pages cma reserved [ 415.252284] ? __lock_acquire+0x62f/0x4c20 [ 415.256284] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.261310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.264800] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.268078] ? __lock_acquire+0x62f/0x4c20 [ 415.272276] rsyslogd cpuset=/ mems_allowed=0 [ 415.278750] ? should_fail+0x22d/0xd01 [ 415.278762] ? find_held_lock+0x36/0x1c0 [ 415.310350] ? mark_held_locks+0x130/0x130 [ 415.314574] ? mark_held_locks+0x130/0x130 [ 415.318796] ? zap_class+0x640/0x640 [ 415.322495] ? zap_class+0x640/0x640 [ 415.326412] ? print_usage_bug+0xc0/0xc0 [ 415.330562] ? do_raw_spin_unlock+0xa7/0x330 [ 415.335096] ? zap_class+0x640/0x640 [ 415.338796] ? print_usage_bug+0xc0/0xc0 [ 415.342845] ? wq_watchdog_touch+0x9c/0xfe [ 415.347071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.352595] ? check_preemption_disabled+0x48/0x280 [ 415.357603] ? __lock_is_held+0xb5/0x140 [ 415.361652] __alloc_pages_nodemask+0xa80/0xde0 [ 415.366303] ? zap_class+0x640/0x640 [ 415.370016] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 415.375025] ? find_held_lock+0x36/0x1c0 [ 415.379085] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.383739] ? lock_downgrade+0x900/0x900 [ 415.387878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.393404] cache_grow_begin+0xa5/0x8c0 [ 415.397453] ? do_raw_spin_unlock+0xa7/0x330 [ 415.401852] fallback_alloc+0x204/0x2e0 [ 415.405830] ____cache_alloc_node+0x1c7/0x1e0 [ 415.410331] kmem_cache_alloc_node+0xe3/0x730 [ 415.414822] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.419054] __alloc_skb+0x119/0x770 [ 415.422753] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.428019] ? netdev_alloc_frag+0x1f0/0x1f0 [ 415.432411] ? lock_downgrade+0x900/0x900 [ 415.436558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.442084] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.447522] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.452958] ? addrconf_rs_timer+0x690/0x690 [ 415.457364] ndisc_alloc_skb+0x144/0x340 [ 415.461419] ndisc_send_rs+0x331/0x6e0 [ 415.465301] addrconf_rs_timer+0x314/0x690 [ 415.469526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.473754] call_timer_fn+0x272/0x920 [ 415.477632] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.481854] ? process_timeout+0x40/0x40 [ 415.485905] ? __run_timers+0x7da/0xc70 [ 415.489869] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.494347] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.498826] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.503046] ? lockdep_hardirqs_on+0x296/0x5b0 [ 415.507624] ? trace_hardirqs_on+0xbd/0x310 [ 415.511929] ? kasan_check_read+0x11/0x20 [ 415.516063] ? __run_timers+0x7da/0xc70 [ 415.520024] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.525115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.529353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.533571] __run_timers+0x7e5/0xc70 [ 415.537374] ? timer_fixup_init+0x70/0x70 [ 415.541513] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.546515] ? zap_class+0x640/0x640 [ 415.550225] ? enqueue_hrtimer+0x1a5/0x560 [ 415.554449] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.559629] ? find_held_lock+0x36/0x1c0 [ 415.563679] ? zap_class+0x640/0x640 [ 415.567383] ? pvclock_read_flags+0x160/0x160 [ 415.571868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.577392] ? check_preemption_disabled+0x48/0x280 [ 415.582402] ? __lock_is_held+0xb5/0x140 [ 415.586452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.591977] ? check_preemption_disabled+0x48/0x280 [ 415.596986] run_timer_softirq+0x52/0xb0 [ 415.601037] ? rcu_read_lock_sched_held+0x14f/0x180 [ 415.606040] __do_softirq+0x308/0xb7e [ 415.609830] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 415.614308] ? lock_downgrade+0x900/0x900 [ 415.618444] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 415.623536] ? pvclock_read_flags+0x160/0x160 [ 415.628018] ? lapic_next_event+0x5a/0x90 [ 415.632153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.637679] ? kvm_clock_read+0x18/0x30 [ 415.641638] ? kvm_sched_clock_read+0x9/0x20 [ 415.646033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.651555] ? check_preemption_disabled+0x48/0x280 [ 415.656567] irq_exit+0x17f/0x1c0 [ 415.660024] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.664850] ? smp_call_function_single_interrupt+0x159/0x650 [ 415.670719] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.676588] ? interrupt_entry+0xb5/0xc0 [ 415.680637] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.685637] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.690657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.695572] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.700575] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.705579] ? task_prio+0x50/0x50 [ 415.709107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.714635] ? check_preemption_disabled+0x48/0x280 [ 415.719642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.724478] apic_timer_interrupt+0xf/0x20 [ 415.728693] [ 415.730916] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 415.735834] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 415.754719] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 415.762410] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 415.769763] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 415.777015] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 415.784269] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 415.791609] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 415.798908] skb_clone+0x1bb/0x500 [ 415.802436] ? finish_task_switch+0x2f4/0x910 [ 415.806917] ? skb_split+0x11e0/0x11e0 [ 415.810797] ? preempt_notifier_register+0x200/0x200 [ 415.815889] ? __switch_to_asm+0x34/0x70 [ 415.819960] ? __switch_to_asm+0x34/0x70 [ 415.824006] ? __switch_to_asm+0x40/0x70 [ 415.828052] ? __switch_to_asm+0x34/0x70 [ 415.832098] ? __switch_to_asm+0x40/0x70 [ 415.836144] ? __switch_to_asm+0x34/0x70 [ 415.840191] ? __switch_to_asm+0x40/0x70 [ 415.844237] ? __switch_to_asm+0x34/0x70 [ 415.848280] ? __switch_to_asm+0x34/0x70 [ 415.852327] ? __switch_to_asm+0x40/0x70 [ 415.856370] ? __switch_to_asm+0x34/0x70 [ 415.860424] bpf_clone_redirect+0xb9/0x490 [ 415.864656] ? __schedule+0x8d7/0x21d0 [ 415.868534] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 415.873536] ? __sched_text_start+0x8/0x8 [ 415.877669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 415.882419] ? find_held_lock+0x36/0x1c0 [ 415.886475] ? lock_acquire+0x1ed/0x520 [ 415.890445] ? bpf_test_run+0x3cb/0x780 [ 415.894409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.899935] ? check_preemption_disabled+0x48/0x280 [ 415.904946] ? kasan_check_read+0x11/0x20 [ 415.909078] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.914339] ? rcu_softirq_qs+0x20/0x20 [ 415.918299] ? preempt_schedule+0x4d/0x60 [ 415.922431] ? ___preempt_schedule+0x16/0x18 [ 415.926834] ? bpf_test_run+0x25d/0x780 [ 415.930801] ? netlink_diag_dump+0x2a0/0x2a0 [ 415.935197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.940733] ? bpf_test_init.isra.10+0x70/0x100 [ 415.945393] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 415.950140] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 415.954970] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.960502] ? fput+0x130/0x1a0 [ 415.963768] ? __bpf_prog_get+0x9b/0x290 [ 415.967816] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 415.972641] ? bpf_prog_test_run+0x130/0x1a0 [ 415.977041] ? __x64_sys_bpf+0x3d8/0x520 [ 415.981089] ? bpf_prog_get+0x20/0x20 [ 415.984902] ? do_syscall_64+0x1b9/0x820 [ 415.988950] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.994303] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.999230] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.004236] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 416.009241] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 416.015891] ? __switch_to_asm+0x40/0x70 [ 416.019943] ? __switch_to_asm+0x34/0x70 [ 416.023995] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.028828] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.034209] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 416.034277] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 416.040953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.047482] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.056746] Call Trace: [ 416.067202] syz-executor1 cpuset=syz1 mems_allowed=0 [ 416.069760] [ 416.076963] dump_stack+0x244/0x39d [ 416.080579] ? dump_stack_print_info.cold.1+0x20/0x20 [ 416.085767] warn_alloc.cold.116+0xb7/0x1bd [ 416.090076] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.094907] ? lock_downgrade+0x900/0x900 [ 416.099048] ? trace_hardirqs_off+0xb8/0x310 [ 416.103453] ? trace_hardirqs_off+0xb8/0x310 [ 416.107854] __alloc_pages_slowpath+0x26e8/0x2e10 [ 416.112704] ? warn_alloc+0x120/0x120 [ 416.116491] ? print_usage_bug+0xc0/0xc0 [ 416.120542] ? warn_alloc+0x120/0x120 [ 416.124331] ? warn_alloc+0x120/0x120 [ 416.128124] ? print_usage_bug+0xc0/0xc0 [ 416.132174] ? kvm_clock_read+0x18/0x30 [ 416.136131] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 416.141148] ? print_usage_bug+0xc0/0xc0 [ 416.145201] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.150725] ? should_fail+0x22d/0xd01 [ 416.154598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.159861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.164950] ? __lock_acquire+0x62f/0x4c20 [ 416.169172] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.174263] ? __lock_acquire+0x62f/0x4c20 [ 416.178481] ? should_fail+0x22d/0xd01 [ 416.182350] ? rcu_irq_exit+0x1a2/0x390 [ 416.186317] ? mark_held_locks+0x130/0x130 [ 416.190539] ? mark_held_locks+0x130/0x130 [ 416.194763] ? mark_held_locks+0xc7/0x130 [ 416.198893] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 416.203895] ? zap_class+0x640/0x640 [ 416.207593] ? print_usage_bug+0xc0/0xc0 [ 416.211641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.217175] ? check_preemption_disabled+0x48/0x280 [ 416.222188] ? __lock_is_held+0xb5/0x140 [ 416.226243] __alloc_pages_nodemask+0xa80/0xde0 [ 416.230897] ? zap_class+0x640/0x640 [ 416.234599] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.239610] ? find_held_lock+0x36/0x1c0 [ 416.243665] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.248321] ? lock_downgrade+0x900/0x900 [ 416.252473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.258010] cache_grow_begin+0xa5/0x8c0 [ 416.262054] ? do_raw_spin_unlock+0xa7/0x330 [ 416.266456] fallback_alloc+0x204/0x2e0 [ 416.270434] ____cache_alloc_node+0x1c7/0x1e0 [ 416.274921] kmem_cache_alloc_node+0xe3/0x730 [ 416.279406] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.283634] __alloc_skb+0x119/0x770 [ 416.287332] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.292599] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.296991] ? lock_downgrade+0x900/0x900 [ 416.301135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.306661] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.312107] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.317548] ? addrconf_rs_timer+0x690/0x690 [ 416.321953] ndisc_alloc_skb+0x144/0x340 [ 416.325999] ndisc_send_rs+0x331/0x6e0 [ 416.329875] addrconf_rs_timer+0x314/0x690 [ 416.334102] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.338337] call_timer_fn+0x272/0x920 [ 416.342210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.346436] ? process_timeout+0x40/0x40 [ 416.350491] ? mark_held_locks+0xc7/0x130 [ 416.354638] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.359116] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.363600] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.367818] ? lockdep_hardirqs_on+0x296/0x5b0 [ 416.372390] ? trace_hardirqs_on+0xbd/0x310 [ 416.376701] ? kasan_check_read+0x11/0x20 [ 416.380828] ? __run_timers+0x7da/0xc70 [ 416.384802] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.389897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.394129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.398347] __run_timers+0x7e5/0xc70 [ 416.402146] ? timer_fixup_init+0x70/0x70 [ 416.406290] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 416.411293] ? zap_class+0x640/0x640 [ 416.414997] ? print_usage_bug+0xc0/0xc0 [ 416.419045] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 416.424226] ? find_held_lock+0x36/0x1c0 [ 416.428276] ? zap_class+0x640/0x640 [ 416.431979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.437509] ? check_preemption_disabled+0x48/0x280 [ 416.442529] ? __lock_is_held+0xb5/0x140 [ 416.446581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.452104] ? check_preemption_disabled+0x48/0x280 [ 416.457124] run_timer_softirq+0x52/0xb0 [ 416.461187] ? rcu_read_lock_sched_held+0x14f/0x180 [ 416.466190] __do_softirq+0x308/0xb7e [ 416.469978] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 416.474457] ? lock_downgrade+0x900/0x900 [ 416.478592] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 416.483688] ? pvclock_read_flags+0x160/0x160 [ 416.488169] ? lapic_next_event+0x5a/0x90 [ 416.492306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.497835] ? kvm_clock_read+0x18/0x30 [ 416.501993] ? kvm_sched_clock_read+0x9/0x20 [ 416.506393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.511914] ? check_preemption_disabled+0x48/0x280 [ 416.516923] irq_exit+0x17f/0x1c0 [ 416.520368] smp_apic_timer_interrupt+0x1cb/0x760 [ 416.525204] ? smp_reschedule_interrupt+0x109/0x650 [ 416.530209] ? smp_call_function_single_interrupt+0x650/0x650 [ 416.536079] ? interrupt_entry+0xb5/0xc0 [ 416.540135] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.545139] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.550140] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.554970] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.559971] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.564983] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.569816] apic_timer_interrupt+0xf/0x20 [ 416.574032] [ 416.576255] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 416.581780] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 416.600770] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 416.608463] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 416.615715] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 416.622980] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 416.630250] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 416.637503] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 416.644770] ? check_preemption_disabled+0x3a/0x280 [ 416.649771] ? check_preemption_disabled+0x43/0x280 [ 416.654776] check_preemption_disabled+0x43/0x280 [ 416.659613] debug_smp_processor_id+0x1c/0x20 [ 416.664114] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 416.669385] ? rcu_pm_notify+0xc0/0xc0 [ 416.673262] ? __lock_is_held+0xb5/0x140 [ 416.677324] rcu_read_lock_held+0x90/0xc0 [ 416.681562] list_lru_count_one+0x31a/0x450 [ 416.685868] ? list_lru_isolate_move+0x3c0/0x3c0 [ 416.690613] ? deferred_split_count+0x65/0x170 [ 416.695178] ? shrink_huge_zero_page_count+0xc8/0x100 [ 416.700446] super_cache_count+0x1b9/0x2e0 [ 416.704674] do_shrink_slab+0x1b1/0xd30 [ 416.708637] ? lock_acquire+0x1ed/0x520 [ 416.712601] ? snapshot_refaults+0x290/0x290 [ 416.716998] ? lock_release+0xa00/0xa00 [ 416.720962] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 416.725887] ? down_read_trylock+0xda/0x140 [ 416.730195] ? shrink_slab+0x207/0x8c0 [ 416.734071] ? downgrade_write+0x270/0x270 [ 416.738304] shrink_slab+0x389/0x8c0 [ 416.742006] ? shrink_active_list+0x1f00/0x1f00 [ 416.746666] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 416.752276] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 416.757377] ? cgroup_procs_write_finish+0xf0/0xf0 [ 416.762296] ? find_held_lock+0x36/0x1c0 [ 416.766345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.772235] shrink_node+0x431/0x16b0 [ 416.776027] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 416.781307] ? shrink_node_memcg+0x18f0/0x18f0 [ 416.785881] ? kvm_clock_read+0x18/0x30 [ 416.789841] ? ktime_get+0x2c1/0x400 [ 416.793545] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 416.798030] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.803553] ? __cpuset_node_allowed+0x19b/0x660 [ 416.808298] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 416.813994] ? delayacct_end+0x5a/0x100 [ 416.817959] do_try_to_free_pages+0x3e7/0x1290 [ 416.822524] ? zap_class+0x640/0x640 [ 416.826237] ? shrink_node+0x16b0/0x16b0 [ 416.830287] ? __lock_is_held+0xb5/0x140 [ 416.834343] try_to_free_pages+0x4d0/0xb90 [ 416.838570] ? do_try_to_free_pages+0x1290/0x1290 [ 416.843407] ? lock_acquire+0x1ed/0x520 [ 416.847367] ? set_page_refcounted+0x280/0x280 [ 416.851945] ? lock_release+0xa00/0xa00 [ 416.855907] ? _raw_spin_unlock_irq+0x60/0x80 [ 416.860388] ? psi_memstall_enter+0x240/0x2b0 [ 416.864870] ? psi_memstall_tick+0x230/0x230 [ 416.869275] __alloc_pages_slowpath+0xa14/0x2e10 [ 416.874041] ? warn_alloc+0x120/0x120 [ 416.877825] ? mark_held_locks+0x130/0x130 [ 416.882054] ? warn_alloc+0x120/0x120 [ 416.885846] ? print_usage_bug+0xc0/0xc0 [ 416.889897] ? print_usage_bug+0xc0/0xc0 [ 416.893943] ? perf_event_update_userpage+0xcd0/0xcd0 [ 416.899122] ? print_usage_bug+0xc0/0xc0 [ 416.903172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.908695] ? should_fail+0x22d/0xd01 [ 416.912564] ? zap_class+0x640/0x640 [ 416.916266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.921361] ? zap_class+0x640/0x640 [ 416.925088] ? __lock_is_held+0xb5/0x140 [ 416.929140] ? zap_class+0x640/0x640 [ 416.932843] ? lock_release+0xa00/0xa00 [ 416.936805] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.942240] ? check_preemption_disabled+0x48/0x280 [ 416.947250] ? __might_sleep+0x95/0x190 [ 416.951229] __alloc_pages_nodemask+0xa80/0xde0 [ 416.955885] ? zap_class+0x640/0x640 [ 416.959591] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.964604] ? mark_held_locks+0xc7/0x130 [ 416.968783] ? cache_grow_begin+0x65/0x8c0 [ 416.973003] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 416.977574] ? trace_hardirqs_on+0xbd/0x310 [ 416.981880] ? fallback_alloc+0x204/0x2e0 [ 416.986012] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.991105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.996630] cache_grow_begin+0xa5/0x8c0 [ 417.000677] ? do_raw_spin_unlock+0xa7/0x330 [ 417.005082] fallback_alloc+0x204/0x2e0 [ 417.009046] ____cache_alloc_node+0x1c7/0x1e0 [ 417.013537] kmem_cache_alloc_trace+0x214/0x750 [ 417.018216] do_syslog+0xb9b/0x1690 [ 417.021838] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 417.026843] ? finish_wait+0x430/0x430 [ 417.030737] ? aa_path_link+0x5e0/0x5e0 [ 417.034702] kmsg_read+0x8f/0xc0 [ 417.038053] ? kmsg_poll+0xb0/0xb0 [ 417.041591] proc_reg_read+0x2a3/0x3d0 [ 417.045470] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 417.050385] ? mark_held_locks+0xc7/0x130 [ 417.054524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.060046] ? fsnotify+0x4e5/0xf20 [ 417.063671] __vfs_read+0x117/0x9b0 [ 417.067291] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 417.072207] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 417.077123] ? vfs_copy_file_range+0xb90/0xb90 [ 417.081693] ? fsnotify+0xf20/0xf20 [ 417.085306] ? fsnotify_first_mark+0x350/0x350 [ 417.089887] ? security_file_permission+0x1c2/0x220 [ 417.094894] ? rw_verify_area+0x118/0x360 [ 417.099032] vfs_read+0x17f/0x3c0 [ 417.102494] ksys_read+0x101/0x260 [ 417.106021] ? kernel_write+0x120/0x120 [ 417.109987] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.115084] __x64_sys_read+0x73/0xb0 [ 417.118963] do_syscall_64+0x1b9/0x820 [ 417.122834] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 417.128184] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.133105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.137939] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.142944] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 417.147972] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.152981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.157815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.162986] RIP: 0033:0x7fe74e2211fd [ 417.166707] Code: Bad RIP value. [ 417.170060] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 417.177751] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 417.185004] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 417.192272] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 417.199523] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 417.206780] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 417.214063] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 417.214067] warn_alloc_show_mem: 1 callbacks suppressed [ 417.214072] Mem-Info: [ 417.221332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.226685] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 417.226685] active_file:15 inactive_file:9 isolated_file:0 [ 417.226685] unevictable:0 dirty:0 writeback:0 unstable:0 [ 417.226685] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 417.226685] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 417.226685] free:13746 free_pcp:134 free_cma:0 [ 417.229055] Call Trace: [ 417.238420] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 417.271165] [ 417.273722] 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 [ 417.301211] dump_stack+0x244/0x39d [ 417.303329] lowmem_reserve[]: 0 2818 6321 6321 [ 417.329419] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.333260] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 417.337840] warn_alloc.cold.116+0xb7/0x1bd [ 417.342985] lowmem_reserve[]: 0 0 3503 3503 [ 417.370288] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.374584] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 417.378889] ? lock_downgrade+0x900/0x900 [ 417.383688] lowmem_reserve[]: 0 0 0 0 [ 417.412477] ? trace_hardirqs_off+0xb8/0x310 [ 417.416585] 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 [ 417.420371] ? trace_hardirqs_off+0xb8/0x310 [ 417.424741] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 417.438251] __alloc_pages_slowpath+0x26e8/0x2e10 [ 417.442621] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 417.457918] ? warn_alloc+0x120/0x120 [ 417.462718] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 417.477187] ? print_usage_bug+0xc0/0xc0 [ 417.480972] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 417.489779] ? warn_alloc+0x120/0x120 [ 417.493806] 268 total pagecache pages [ 417.502360] ? warn_alloc+0x120/0x120 [ 417.506131] 0 pages in swap cache [ 417.509907] ? print_usage_bug+0xc0/0xc0 [ 417.513676] Swap cache stats: add 0, delete 0, find 0/0 [ 417.517127] ? kvm_clock_read+0x18/0x30 [ 417.521156] Free swap = 0kB [ 417.526511] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 417.530450] Total swap = 0kB [ 417.533450] ? print_usage_bug+0xc0/0xc0 [ 417.538440] 1965979 pages RAM [ 417.541442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.545468] 0 pages HighMem/MovableOnly [ 417.548552] ? should_fail+0x22d/0xd01 [ 417.554051] 342853 pages reserved [ 417.558005] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.561870] 0 pages cma reserved [ 417.565304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.570606] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 417.573892] ? __lock_acquire+0x62f/0x4c20 [ 417.573906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.573919] ? __lock_acquire+0x62f/0x4c20 [ 417.579048] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 417.585462] ? should_fail+0x22d/0xd01 [ 417.589665] rsyslogd cpuset=/ mems_allowed=0 [ 417.594748] ? rcu_irq_exit+0x1a2/0x390 [ 417.594767] ? mark_held_locks+0x130/0x130 [ 417.625419] ? mark_held_locks+0x130/0x130 [ 417.629647] ? mark_held_locks+0xc7/0x130 [ 417.633789] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 417.638798] ? zap_class+0x640/0x640 [ 417.642499] ? print_usage_bug+0xc0/0xc0 [ 417.646549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.652074] ? check_preemption_disabled+0x48/0x280 [ 417.657085] ? __lock_is_held+0xb5/0x140 [ 417.661136] __alloc_pages_nodemask+0xa80/0xde0 [ 417.665796] ? zap_class+0x640/0x640 [ 417.669503] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 417.674517] ? find_held_lock+0x36/0x1c0 [ 417.678578] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.683236] ? lock_downgrade+0x900/0x900 [ 417.687376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.692904] cache_grow_begin+0xa5/0x8c0 [ 417.697039] ? do_raw_spin_unlock+0xa7/0x330 [ 417.701438] fallback_alloc+0x204/0x2e0 [ 417.705404] ____cache_alloc_node+0x1c7/0x1e0 [ 417.709896] kmem_cache_alloc_node+0xe3/0x730 [ 417.714383] ? ipv6_get_ifaddr+0x42e/0x620 [ 417.718616] __alloc_skb+0x119/0x770 [ 417.722318] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.727587] ? netdev_alloc_frag+0x1f0/0x1f0 [ 417.731981] ? lock_downgrade+0x900/0x900 [ 417.736128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.741655] ? refcount_sub_and_test_checked+0x203/0x310 [ 417.747102] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 417.752539] ? addrconf_rs_timer+0x690/0x690 [ 417.756946] ndisc_alloc_skb+0x144/0x340 [ 417.761006] ndisc_send_rs+0x331/0x6e0 [ 417.764886] addrconf_rs_timer+0x314/0x690 [ 417.769112] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.773341] call_timer_fn+0x272/0x920 [ 417.777213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.781434] ? process_timeout+0x40/0x40 [ 417.785486] ? __run_timers+0x7da/0xc70 [ 417.789447] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.793926] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.798405] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.802625] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.807194] ? trace_hardirqs_on+0xbd/0x310 [ 417.811518] ? kasan_check_read+0x11/0x20 [ 417.815650] ? __run_timers+0x7da/0xc70 [ 417.819613] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.824704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.828930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.833150] __run_timers+0x7e5/0xc70 [ 417.836945] ? timer_fixup_init+0x70/0x70 [ 417.841083] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 417.846088] ? zap_class+0x640/0x640 [ 417.849790] ? enqueue_hrtimer+0x1a5/0x560 [ 417.854017] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 417.859204] ? find_held_lock+0x36/0x1c0 [ 417.863254] ? zap_class+0x640/0x640 [ 417.866956] ? pvclock_read_flags+0x160/0x160 [ 417.871439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.876961] ? check_preemption_disabled+0x48/0x280 [ 417.881976] ? __lock_is_held+0xb5/0x140 [ 417.886031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.891554] ? check_preemption_disabled+0x48/0x280 [ 417.896570] run_timer_softirq+0x52/0xb0 [ 417.900616] ? rcu_read_lock_sched_held+0x14f/0x180 [ 417.905621] __do_softirq+0x308/0xb7e [ 417.909414] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 417.913894] ? lock_downgrade+0x900/0x900 [ 417.918030] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 417.923149] ? pvclock_read_flags+0x160/0x160 [ 417.927637] ? lapic_next_event+0x5a/0x90 [ 417.931775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.937302] ? kvm_clock_read+0x18/0x30 [ 417.941260] ? kvm_sched_clock_read+0x9/0x20 [ 417.945658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.951179] ? check_preemption_disabled+0x48/0x280 [ 417.956191] irq_exit+0x17f/0x1c0 [ 417.959633] smp_apic_timer_interrupt+0x1cb/0x760 [ 417.964459] ? smp_call_function_single_interrupt+0x159/0x650 [ 417.970330] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.976199] ? interrupt_entry+0xb5/0xc0 [ 417.980247] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.985247] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.990258] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.995089] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.000089] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.005091] ? task_prio+0x50/0x50 [ 418.008617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.014141] ? check_preemption_disabled+0x48/0x280 [ 418.019156] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.023995] apic_timer_interrupt+0xf/0x20 [ 418.028220] [ 418.030444] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 418.035471] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 418.054356] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 418.062048] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 418.069301] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 418.076555] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 418.083807] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 418.091061] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 418.098350] skb_clone+0x1bb/0x500 [ 418.101878] ? finish_task_switch+0x2f4/0x910 [ 418.106360] ? skb_split+0x11e0/0x11e0 [ 418.110237] ? preempt_notifier_register+0x200/0x200 [ 418.115410] ? __switch_to_asm+0x34/0x70 [ 418.119454] ? __switch_to_asm+0x34/0x70 [ 418.123501] ? __switch_to_asm+0x40/0x70 [ 418.127545] ? __switch_to_asm+0x34/0x70 [ 418.131588] ? __switch_to_asm+0x40/0x70 [ 418.135634] ? __switch_to_asm+0x34/0x70 [ 418.139679] ? __switch_to_asm+0x40/0x70 [ 418.143741] ? __switch_to_asm+0x34/0x70 [ 418.147785] ? __switch_to_asm+0x34/0x70 [ 418.151832] ? __switch_to_asm+0x40/0x70 [ 418.155878] ? __switch_to_asm+0x34/0x70 [ 418.159928] bpf_clone_redirect+0xb9/0x490 [ 418.164150] ? __schedule+0x8d7/0x21d0 [ 418.168036] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 418.173052] ? __sched_text_start+0x8/0x8 [ 418.177185] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 418.181939] ? find_held_lock+0x36/0x1c0 [ 418.186000] ? lock_acquire+0x1ed/0x520 [ 418.189970] ? bpf_test_run+0x3cb/0x780 [ 418.193930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.199455] ? check_preemption_disabled+0x48/0x280 [ 418.204459] ? kasan_check_read+0x11/0x20 [ 418.208593] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.213856] ? rcu_softirq_qs+0x20/0x20 [ 418.217816] ? preempt_schedule+0x4d/0x60 [ 418.221952] ? ___preempt_schedule+0x16/0x18 [ 418.226358] ? bpf_test_run+0x25d/0x780 [ 418.230330] ? netlink_diag_dump+0x2a0/0x2a0 [ 418.234732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.240256] ? bpf_test_init.isra.10+0x70/0x100 [ 418.244915] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 418.249667] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 418.254514] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.260037] ? fput+0x130/0x1a0 [ 418.263305] ? __bpf_prog_get+0x9b/0x290 [ 418.267356] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 418.272182] ? bpf_prog_test_run+0x130/0x1a0 [ 418.276579] ? __x64_sys_bpf+0x3d8/0x520 [ 418.280628] ? bpf_prog_get+0x20/0x20 [ 418.284428] ? do_syscall_64+0x1b9/0x820 [ 418.288477] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 418.293829] ? syscall_return_slowpath+0x5e0/0x5e0 [ 418.298749] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.303756] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 418.308770] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 418.315421] ? __switch_to_asm+0x40/0x70 [ 418.319468] ? __switch_to_asm+0x34/0x70 [ 418.323519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.328355] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.333718] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 418.333798] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 418.340467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.340472] Call Trace: [ 418.347021] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.356289] [ 418.358846] syz-executor1 cpuset=syz1 mems_allowed=0 [ 418.369314] dump_stack+0x244/0x39d [ 418.380119] ? dump_stack_print_info.cold.1+0x20/0x20 [ 418.385308] warn_alloc.cold.116+0xb7/0x1bd [ 418.389619] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.394450] ? lock_downgrade+0x900/0x900 [ 418.398676] ? trace_hardirqs_off+0xb8/0x310 [ 418.403075] ? trace_hardirqs_off+0xb8/0x310 [ 418.407474] __alloc_pages_slowpath+0x26e8/0x2e10 [ 418.412326] ? warn_alloc+0x120/0x120 [ 418.416126] ? print_usage_bug+0xc0/0xc0 [ 418.420178] ? warn_alloc+0x120/0x120 [ 418.423968] ? warn_alloc+0x120/0x120 [ 418.427754] ? print_usage_bug+0xc0/0xc0 [ 418.431811] ? print_usage_bug+0xc0/0xc0 [ 418.435863] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.441388] ? should_fail+0x22d/0xd01 [ 418.445268] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.450458] ? __lock_acquire+0x62f/0x4c20 [ 418.454681] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.459769] ? __lock_acquire+0x62f/0x4c20 [ 418.463989] ? should_fail+0x22d/0xd01 [ 418.467866] ? find_held_lock+0x36/0x1c0 [ 418.471920] ? mark_held_locks+0x130/0x130 [ 418.476149] ? mark_held_locks+0x130/0x130 [ 418.480367] ? zap_class+0x640/0x640 [ 418.484066] ? zap_class+0x640/0x640 [ 418.487770] ? print_usage_bug+0xc0/0xc0 [ 418.491815] ? do_raw_spin_unlock+0xa7/0x330 [ 418.496215] ? zap_class+0x640/0x640 [ 418.500067] ? print_usage_bug+0xc0/0xc0 [ 418.504119] ? wq_watchdog_touch+0x9c/0xfe [ 418.508345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.513869] ? check_preemption_disabled+0x48/0x280 [ 418.518879] ? __lock_is_held+0xb5/0x140 [ 418.522938] __alloc_pages_nodemask+0xa80/0xde0 [ 418.527611] ? zap_class+0x640/0x640 [ 418.531317] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 418.536335] ? find_held_lock+0x36/0x1c0 [ 418.540393] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.545064] ? lock_downgrade+0x900/0x900 [ 418.549208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.554733] cache_grow_begin+0xa5/0x8c0 [ 418.558779] ? do_raw_spin_unlock+0xa7/0x330 [ 418.563177] fallback_alloc+0x204/0x2e0 [ 418.567145] ____cache_alloc_node+0x1c7/0x1e0 [ 418.571717] kmem_cache_alloc_node+0xe3/0x730 [ 418.576204] ? ipv6_get_ifaddr+0x42e/0x620 [ 418.580432] __alloc_skb+0x119/0x770 [ 418.584133] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.589397] ? netdev_alloc_frag+0x1f0/0x1f0 [ 418.593791] ? lock_downgrade+0x900/0x900 [ 418.597939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.603468] ? refcount_sub_and_test_checked+0x203/0x310 [ 418.608907] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 418.614346] ? addrconf_rs_timer+0x690/0x690 [ 418.618749] ndisc_alloc_skb+0x144/0x340 [ 418.622802] ndisc_send_rs+0x331/0x6e0 [ 418.626677] addrconf_rs_timer+0x314/0x690 [ 418.630903] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.635148] call_timer_fn+0x272/0x920 [ 418.639025] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.643246] ? process_timeout+0x40/0x40 [ 418.647302] ? mark_held_locks+0xc7/0x130 [ 418.651438] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.655915] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.660398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.664617] ? lockdep_hardirqs_on+0x296/0x5b0 [ 418.669194] ? trace_hardirqs_on+0xbd/0x310 [ 418.673522] ? kasan_check_read+0x11/0x20 [ 418.677653] ? __run_timers+0x7da/0xc70 [ 418.681615] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.686706] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.690944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.695160] __run_timers+0x7e5/0xc70 [ 418.698977] ? timer_fixup_init+0x70/0x70 [ 418.703111] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 418.708115] ? zap_class+0x640/0x640 [ 418.711817] ? print_usage_bug+0xc0/0xc0 [ 418.715868] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 418.721046] ? find_held_lock+0x36/0x1c0 [ 418.725096] ? zap_class+0x640/0x640 [ 418.728803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.734325] ? check_preemption_disabled+0x48/0x280 [ 418.739333] ? __lock_is_held+0xb5/0x140 [ 418.743416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.748942] ? check_preemption_disabled+0x48/0x280 [ 418.753947] run_timer_softirq+0x52/0xb0 [ 418.757994] ? rcu_read_lock_sched_held+0x14f/0x180 [ 418.762998] __do_softirq+0x308/0xb7e [ 418.766795] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 418.771273] ? lock_downgrade+0x900/0x900 [ 418.775425] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 418.780518] ? pvclock_read_flags+0x160/0x160 [ 418.785004] ? lapic_next_event+0x5a/0x90 [ 418.789140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.794665] ? kvm_clock_read+0x18/0x30 [ 418.798624] ? kvm_sched_clock_read+0x9/0x20 [ 418.803019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.808543] ? check_preemption_disabled+0x48/0x280 [ 418.813552] irq_exit+0x17f/0x1c0 [ 418.816998] smp_apic_timer_interrupt+0x1cb/0x760 [ 418.821824] ? smp_reschedule_interrupt+0x109/0x650 [ 418.826826] ? smp_call_function_single_interrupt+0x650/0x650 [ 418.832701] ? interrupt_entry+0xb5/0xc0 [ 418.836751] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.841751] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.846753] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.851580] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.856581] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.861588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.866420] apic_timer_interrupt+0xf/0x20 [ 418.870647] [ 418.872872] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 418.878307] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 418.897191] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 418.904882] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 418.912143] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 418.919400] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 418.926652] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 418.933910] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 418.941181] ? check_preemption_disabled+0x3a/0x280 [ 418.946185] ? check_preemption_disabled+0x43/0x280 [ 418.951194] check_preemption_disabled+0x43/0x280 [ 418.956025] debug_smp_processor_id+0x1c/0x20 [ 418.960509] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 418.965771] ? rcu_pm_notify+0xc0/0xc0 [ 418.969645] ? __lock_is_held+0xb5/0x140 [ 418.973703] rcu_read_lock_held+0x90/0xc0 [ 418.977839] list_lru_count_one+0x31a/0x450 [ 418.982149] ? list_lru_isolate_move+0x3c0/0x3c0 [ 418.986908] ? deferred_split_count+0x65/0x170 [ 418.991474] ? shrink_huge_zero_page_count+0xc8/0x100 [ 418.996654] super_cache_count+0x1b9/0x2e0 [ 419.000878] do_shrink_slab+0x1b1/0xd30 [ 419.004848] ? lock_acquire+0x1ed/0x520 [ 419.008810] ? snapshot_refaults+0x290/0x290 [ 419.013208] ? lock_release+0xa00/0xa00 [ 419.017181] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 419.022106] ? down_read_trylock+0xda/0x140 [ 419.026410] ? shrink_slab+0x207/0x8c0 [ 419.030283] ? downgrade_write+0x270/0x270 [ 419.034528] shrink_slab+0x389/0x8c0 [ 419.038227] ? shrink_active_list+0x1f00/0x1f00 [ 419.042896] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 419.048507] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 419.053600] ? cgroup_procs_write_finish+0xf0/0xf0 [ 419.058518] ? find_held_lock+0x36/0x1c0 [ 419.062565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.068092] shrink_node+0x431/0x16b0 [ 419.071878] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 419.077174] ? shrink_node_memcg+0x18f0/0x18f0 [ 419.081744] ? kvm_clock_read+0x18/0x30 [ 419.085704] ? ktime_get+0x2c1/0x400 [ 419.089409] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 419.093909] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.099435] ? __cpuset_node_allowed+0x19b/0x660 [ 419.104177] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 419.109872] ? delayacct_end+0x5a/0x100 [ 419.113867] do_try_to_free_pages+0x3e7/0x1290 [ 419.118576] ? zap_class+0x640/0x640 [ 419.122292] ? shrink_node+0x16b0/0x16b0 [ 419.126338] ? __lock_is_held+0xb5/0x140 [ 419.130394] try_to_free_pages+0x4d0/0xb90 [ 419.134620] ? do_try_to_free_pages+0x1290/0x1290 [ 419.139455] ? lock_acquire+0x1ed/0x520 [ 419.143417] ? set_page_refcounted+0x280/0x280 [ 419.147992] ? lock_release+0xa00/0xa00 [ 419.151964] ? _raw_spin_unlock_irq+0x60/0x80 [ 419.156444] ? psi_memstall_enter+0x240/0x2b0 [ 419.160925] ? psi_memstall_tick+0x230/0x230 [ 419.165332] __alloc_pages_slowpath+0xa14/0x2e10 [ 419.170097] ? warn_alloc+0x120/0x120 [ 419.173887] ? mark_held_locks+0x130/0x130 [ 419.178116] ? warn_alloc+0x120/0x120 [ 419.181910] ? print_usage_bug+0xc0/0xc0 [ 419.185959] ? print_usage_bug+0xc0/0xc0 [ 419.190010] ? perf_event_update_userpage+0xcd0/0xcd0 [ 419.195187] ? print_usage_bug+0xc0/0xc0 [ 419.199234] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.204757] ? should_fail+0x22d/0xd01 [ 419.208627] ? zap_class+0x640/0x640 [ 419.212332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.217422] ? zap_class+0x640/0x640 [ 419.221142] ? __lock_is_held+0xb5/0x140 [ 419.225198] ? zap_class+0x640/0x640 [ 419.228901] ? lock_release+0xa00/0xa00 [ 419.232861] ? perf_trace_sched_process_exec+0x860/0x860 [ 419.238317] ? check_preemption_disabled+0x48/0x280 [ 419.243325] ? __might_sleep+0x95/0x190 [ 419.247289] __alloc_pages_nodemask+0xa80/0xde0 [ 419.251942] ? zap_class+0x640/0x640 [ 419.255643] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 419.260662] ? mark_held_locks+0xc7/0x130 [ 419.264797] ? cache_grow_begin+0x65/0x8c0 [ 419.269019] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 419.273587] ? trace_hardirqs_on+0xbd/0x310 [ 419.277897] ? fallback_alloc+0x204/0x2e0 [ 419.282030] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.287125] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.292668] cache_grow_begin+0xa5/0x8c0 [ 419.296714] ? do_raw_spin_unlock+0xa7/0x330 [ 419.301113] fallback_alloc+0x204/0x2e0 [ 419.305081] ____cache_alloc_node+0x1c7/0x1e0 [ 419.309565] kmem_cache_alloc_trace+0x214/0x750 [ 419.314227] do_syslog+0xb9b/0x1690 [ 419.317874] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 419.322884] ? finish_wait+0x430/0x430 [ 419.326776] ? aa_path_link+0x5e0/0x5e0 [ 419.330921] kmsg_read+0x8f/0xc0 [ 419.334276] ? kmsg_poll+0xb0/0xb0 [ 419.337804] proc_reg_read+0x2a3/0x3d0 [ 419.341683] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 419.346599] ? mark_held_locks+0xc7/0x130 [ 419.350739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.356263] ? fsnotify+0x4e5/0xf20 [ 419.359888] __vfs_read+0x117/0x9b0 [ 419.363501] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 419.368433] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 419.373462] ? vfs_copy_file_range+0xb90/0xb90 [ 419.378032] ? fsnotify+0xf20/0xf20 [ 419.381649] ? fsnotify_first_mark+0x350/0x350 [ 419.386225] ? security_file_permission+0x1c2/0x220 [ 419.391229] ? rw_verify_area+0x118/0x360 [ 419.395367] vfs_read+0x17f/0x3c0 [ 419.398811] ksys_read+0x101/0x260 [ 419.402338] ? kernel_write+0x120/0x120 [ 419.406301] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.411393] __x64_sys_read+0x73/0xb0 [ 419.415186] do_syscall_64+0x1b9/0x820 [ 419.419062] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 419.424412] ? syscall_return_slowpath+0x5e0/0x5e0 [ 419.429323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.434153] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.439153] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 419.444154] ? prepare_exit_to_usermode+0x291/0x3b0 [ 419.449159] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.453992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.459168] RIP: 0033:0x7fe74e2211fd [ 419.462885] Code: Bad RIP value. [ 419.466231] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 419.473926] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 419.481183] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 419.488435] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 419.495690] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 419.502947] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 419.510230] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 419.510234] warn_alloc_show_mem: 1 callbacks suppressed [ 419.510239] Mem-Info: [ 419.517517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.522874] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 419.522874] active_file:15 inactive_file:9 isolated_file:0 [ 419.522874] unevictable:0 dirty:0 writeback:0 unstable:0 [ 419.522874] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 419.522874] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 419.522874] free:13746 free_pcp:134 free_cma:0 [ 419.525238] Call Trace: [ 419.534598] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 419.567342] [ 419.569916] 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 [ 419.597482] dump_stack+0x244/0x39d [ 419.599596] lowmem_reserve[]: 0 2818 6321 6321 [ 419.625776] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.629368] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 419.633958] warn_alloc.cold.116+0xb7/0x1bd [ 419.639112] lowmem_reserve[]: 0 0 3503 3503 [ 419.666414] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.670702] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 419.675033] ? lock_downgrade+0x900/0x900 [ 419.679844] lowmem_reserve[]: 0 0 0 0 [ 419.708626] ? trace_hardirqs_off+0xb8/0x310 [ 419.712739] 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 [ 419.716527] ? trace_hardirqs_off+0xb8/0x310 [ 419.720898] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 419.734403] __alloc_pages_slowpath+0x26e8/0x2e10 [ 419.738775] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 419.754034] ? warn_alloc+0x120/0x120 [ 419.758833] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 419.773285] ? print_usage_bug+0xc0/0xc0 [ 419.777057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 419.785864] ? warn_alloc+0x120/0x120 [ 419.789891] 268 total pagecache pages [ 419.798443] ? warn_alloc+0x120/0x120 [ 419.802218] 0 pages in swap cache [ 419.805990] ? print_usage_bug+0xc0/0xc0 [ 419.809757] Swap cache stats: add 0, delete 0, find 0/0 [ 419.813187] ? kvm_clock_read+0x18/0x30 [ 419.817211] Free swap = 0kB [ 419.822551] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.826488] Total swap = 0kB [ 419.829486] ? print_usage_bug+0xc0/0xc0 [ 419.834466] 1965979 pages RAM [ 419.837468] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.841486] 0 pages HighMem/MovableOnly [ 419.841492] 342853 pages reserved [ 419.844577] ? should_fail+0x22d/0xd01 [ 419.850076] 0 pages cma reserved [ 419.854032] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.857520] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 419.861322] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.865370] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.869907] ? __lock_acquire+0x62f/0x4c20 [ 419.869926] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.876445] rsyslogd cpuset=/ mems_allowed=0 [ 419.881524] ? __lock_acquire+0x62f/0x4c20 [ 419.881537] ? should_fail+0x22d/0xd01 [ 419.913364] ? rcu_irq_exit+0x1a2/0x390 [ 419.917332] ? mark_held_locks+0x130/0x130 [ 419.921566] ? mark_held_locks+0x130/0x130 [ 419.925796] ? mark_held_locks+0xc7/0x130 [ 419.929940] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 419.934940] ? zap_class+0x640/0x640 [ 419.938639] ? print_usage_bug+0xc0/0xc0 [ 419.942688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.948215] ? check_preemption_disabled+0x48/0x280 [ 419.953224] ? __lock_is_held+0xb5/0x140 [ 419.957275] __alloc_pages_nodemask+0xa80/0xde0 [ 419.961931] ? zap_class+0x640/0x640 [ 419.965634] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 419.970644] ? find_held_lock+0x36/0x1c0 [ 419.974699] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.979354] ? lock_downgrade+0x900/0x900 [ 419.983494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.989031] cache_grow_begin+0xa5/0x8c0 [ 419.993097] ? do_raw_spin_unlock+0xa7/0x330 [ 419.997497] fallback_alloc+0x204/0x2e0 [ 420.001461] ____cache_alloc_node+0x1c7/0x1e0 [ 420.005960] kmem_cache_alloc_node+0xe3/0x730 [ 420.010445] ? ipv6_get_ifaddr+0x42e/0x620 [ 420.014673] __alloc_skb+0x119/0x770 [ 420.018383] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.023651] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.028044] ? lock_downgrade+0x900/0x900 [ 420.032184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.037709] ? refcount_sub_and_test_checked+0x203/0x310 [ 420.043146] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 420.048588] ? addrconf_rs_timer+0x690/0x690 [ 420.052994] ndisc_alloc_skb+0x144/0x340 [ 420.057062] ndisc_send_rs+0x331/0x6e0 [ 420.060939] addrconf_rs_timer+0x314/0x690 [ 420.065162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.069389] call_timer_fn+0x272/0x920 [ 420.073263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.077483] ? process_timeout+0x40/0x40 [ 420.081534] ? __run_timers+0x7da/0xc70 [ 420.085495] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.089975] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.094458] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.098696] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.103266] ? trace_hardirqs_on+0xbd/0x310 [ 420.107575] ? kasan_check_read+0x11/0x20 [ 420.111709] ? __run_timers+0x7da/0xc70 [ 420.115669] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.120764] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.124988] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.129207] __run_timers+0x7e5/0xc70 [ 420.133001] ? timer_fixup_init+0x70/0x70 [ 420.137137] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.142140] ? zap_class+0x640/0x640 [ 420.145844] ? enqueue_hrtimer+0x1a5/0x560 [ 420.150066] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 420.155247] ? find_held_lock+0x36/0x1c0 [ 420.159294] ? zap_class+0x640/0x640 [ 420.162997] ? pvclock_read_flags+0x160/0x160 [ 420.167477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.172999] ? check_preemption_disabled+0x48/0x280 [ 420.178025] ? __lock_is_held+0xb5/0x140 [ 420.182078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.187622] ? check_preemption_disabled+0x48/0x280 [ 420.192629] run_timer_softirq+0x52/0xb0 [ 420.196674] ? rcu_read_lock_sched_held+0x14f/0x180 [ 420.201678] __do_softirq+0x308/0xb7e [ 420.205465] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 420.209943] ? lock_downgrade+0x900/0x900 [ 420.214082] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 420.219180] ? pvclock_read_flags+0x160/0x160 [ 420.223664] ? lapic_next_event+0x5a/0x90 [ 420.227808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.233333] ? kvm_clock_read+0x18/0x30 [ 420.237290] ? kvm_sched_clock_read+0x9/0x20 [ 420.241683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.247206] ? check_preemption_disabled+0x48/0x280 [ 420.252215] irq_exit+0x17f/0x1c0 [ 420.255656] smp_apic_timer_interrupt+0x1cb/0x760 [ 420.260481] ? smp_call_function_single_interrupt+0x159/0x650 [ 420.266359] ? smp_call_function_single_interrupt+0x650/0x650 [ 420.272225] ? interrupt_entry+0xb5/0xc0 [ 420.276271] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.281274] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.286283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.291112] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.296113] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.301117] ? task_prio+0x50/0x50 [ 420.304641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.310164] ? check_preemption_disabled+0x48/0x280 [ 420.315169] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.320006] apic_timer_interrupt+0xf/0x20 [ 420.324220] [ 420.326443] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 420.331365] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 420.350251] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 420.357961] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 420.365305] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 420.372560] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 420.379817] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 420.387068] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 420.394367] skb_clone+0x1bb/0x500 [ 420.397899] ? finish_task_switch+0x2f4/0x910 [ 420.402485] ? skb_split+0x11e0/0x11e0 [ 420.406359] ? preempt_notifier_register+0x200/0x200 [ 420.411441] ? __switch_to_asm+0x34/0x70 [ 420.415503] ? __switch_to_asm+0x34/0x70 [ 420.419548] ? __switch_to_asm+0x40/0x70 [ 420.423614] ? __switch_to_asm+0x34/0x70 [ 420.427660] ? __switch_to_asm+0x40/0x70 [ 420.431707] ? __switch_to_asm+0x34/0x70 [ 420.435751] ? __switch_to_asm+0x40/0x70 [ 420.439809] ? __switch_to_asm+0x34/0x70 [ 420.443860] ? __switch_to_asm+0x34/0x70 [ 420.447902] ? __switch_to_asm+0x40/0x70 [ 420.451952] ? __switch_to_asm+0x34/0x70 [ 420.456006] bpf_clone_redirect+0xb9/0x490 [ 420.460230] ? __schedule+0x8d7/0x21d0 [ 420.464107] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 420.469109] ? __sched_text_start+0x8/0x8 [ 420.473242] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 420.477991] ? find_held_lock+0x36/0x1c0 [ 420.482044] ? lock_acquire+0x1ed/0x520 [ 420.486028] ? bpf_test_run+0x3cb/0x780 [ 420.489996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.495516] ? check_preemption_disabled+0x48/0x280 [ 420.501057] ? kasan_check_read+0x11/0x20 [ 420.505196] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.510455] ? rcu_softirq_qs+0x20/0x20 [ 420.514418] ? preempt_schedule+0x4d/0x60 [ 420.518553] ? ___preempt_schedule+0x16/0x18 [ 420.522958] ? bpf_test_run+0x25d/0x780 [ 420.526925] ? netlink_diag_dump+0x2a0/0x2a0 [ 420.531323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.536843] ? bpf_test_init.isra.10+0x70/0x100 [ 420.541503] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 420.546266] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 420.551091] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 420.556614] ? fput+0x130/0x1a0 [ 420.559882] ? __bpf_prog_get+0x9b/0x290 [ 420.563940] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 420.568773] ? bpf_prog_test_run+0x130/0x1a0 [ 420.573170] ? __x64_sys_bpf+0x3d8/0x520 [ 420.577217] ? bpf_prog_get+0x20/0x20 [ 420.581017] ? do_syscall_64+0x1b9/0x820 [ 420.585064] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 420.590418] ? syscall_return_slowpath+0x5e0/0x5e0 [ 420.595335] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.600338] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 420.605344] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 420.611996] ? __switch_to_asm+0x40/0x70 [ 420.616043] ? __switch_to_asm+0x34/0x70 [ 420.620099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.624934] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.630300] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 420.630368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 420.637043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.637046] Call Trace: [ 420.637051] [ 420.637064] dump_stack+0x244/0x39d [ 420.637080] ? dump_stack_print_info.cold.1+0x20/0x20 [ 420.643602] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.652882] warn_alloc.cold.116+0xb7/0x1bd [ 420.655424] syz-executor1 cpuset=syz1 mems_allowed=0 [ 420.657567] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.690985] ? lock_downgrade+0x900/0x900 [ 420.695135] ? trace_hardirqs_off+0xb8/0x310 [ 420.699545] ? trace_hardirqs_off+0xb8/0x310 [ 420.703934] ? noop_count+0x40/0x40 [ 420.707551] __alloc_pages_slowpath+0x26e8/0x2e10 [ 420.712405] ? check_usage+0x1aa/0x790 [ 420.716294] ? warn_alloc+0x120/0x120 [ 420.720082] ? warn_alloc+0x120/0x120 [ 420.723866] ? __bfs+0xb0/0x780 [ 420.727135] ? warn_alloc+0x120/0x120 [ 420.730931] ? print_usage_bug+0xc0/0xc0 [ 420.734990] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.740518] ? should_fail+0x22d/0xd01 [ 420.744394] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 420.750273] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.755359] ? __lock_acquire+0x62f/0x4c20 [ 420.759604] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.764801] ? should_fail+0x22d/0xd01 [ 420.768689] ? mark_held_locks+0x130/0x130 [ 420.772931] ? mark_held_locks+0x130/0x130 [ 420.777152] ? zap_class+0x640/0x640 [ 420.780854] ? zap_class+0x640/0x640 [ 420.784558] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 420.790429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.796038] ? check_preemption_disabled+0x48/0x280 [ 420.801058] ? __lock_is_held+0xb5/0x140 [ 420.805108] __alloc_pages_nodemask+0xa80/0xde0 [ 420.809763] ? zap_class+0x640/0x640 [ 420.813463] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.818479] ? find_held_lock+0x36/0x1c0 [ 420.822544] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.827197] ? lock_downgrade+0x900/0x900 [ 420.831352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.836878] cache_grow_begin+0xa5/0x8c0 [ 420.840922] ? do_raw_spin_unlock+0xa7/0x330 [ 420.845332] fallback_alloc+0x204/0x2e0 [ 420.849297] ____cache_alloc_node+0x1c7/0x1e0 [ 420.853804] kmem_cache_alloc_node+0xe3/0x730 [ 420.858282] ? mark_held_locks+0xc7/0x130 [ 420.862420] __alloc_skb+0x119/0x770 [ 420.866123] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.870516] ? do_raw_spin_trylock+0x270/0x270 [ 420.875082] ? kmem_cache_alloc_trace+0x353/0x750 [ 420.879912] ? queue_work_on+0x12c/0x1e0 [ 420.883966] ? switchdev_port_obj_del+0xdc/0x440 [ 420.888710] ? switchdev_trans_item_enqueue+0x260/0x260 [ 420.894067] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 420.899097] __br_mdb_notify+0x4ff/0x15d0 [ 420.903231] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 420.908319] ? wake_up_klogd+0x180/0x180 [ 420.912368] ? __br_mdb_add+0x7f0/0x7f0 [ 420.916334] ? __lock_acquire+0x62f/0x4c20 [ 420.920558] ? kasan_check_read+0x11/0x20 [ 420.924692] ? ___ratelimit+0x3b4/0x672 [ 420.928655] ? debug_object_init_on_stack+0x20/0x20 [ 420.933653] ? zap_class+0x640/0x640 [ 420.937354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.942883] br_mdb_notify+0x310/0x410 [ 420.946756] ? br_mdb_dump+0x27b0/0x27b0 [ 420.950813] br_multicast_del_pg+0x3df/0x790 [ 420.955210] ? br_mdb_ip_get+0x940/0x940 [ 420.959258] ? rwlock_bug.part.2+0x90/0x90 [ 420.963481] ? __lock_is_held+0xb5/0x140 [ 420.967534] br_multicast_port_group_expired+0x189/0x1e0 [ 420.972970] call_timer_fn+0x272/0x920 [ 420.976847] ? br_multicast_del_pg+0x790/0x790 [ 420.981414] ? process_timeout+0x40/0x40 [ 420.985473] ? mark_held_locks+0xc7/0x130 [ 420.989606] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.994084] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.998566] ? br_multicast_del_pg+0x790/0x790 [ 421.003135] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.007705] ? trace_hardirqs_on+0xbd/0x310 [ 421.012020] ? kasan_check_read+0x11/0x20 [ 421.016155] ? __run_timers+0x7da/0xc70 [ 421.020115] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.025223] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.029447] ? br_multicast_del_pg+0x790/0x790 [ 421.034011] __run_timers+0x7e5/0xc70 [ 421.037807] ? timer_fixup_init+0x70/0x70 [ 421.041940] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 421.046945] ? zap_class+0x640/0x640 [ 421.050650] ? print_usage_bug+0xc0/0xc0 [ 421.054700] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 421.059883] ? find_held_lock+0x36/0x1c0 [ 421.063932] ? zap_class+0x640/0x640 [ 421.067638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.073163] ? check_preemption_disabled+0x48/0x280 [ 421.078173] ? __lock_is_held+0xb5/0x140 [ 421.082218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.087741] ? check_preemption_disabled+0x48/0x280 [ 421.092748] run_timer_softirq+0x52/0xb0 [ 421.096895] ? rcu_read_lock_sched_held+0x14f/0x180 [ 421.101899] __do_softirq+0x308/0xb7e [ 421.105776] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 421.110257] ? lock_downgrade+0x900/0x900 [ 421.114393] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 421.119513] ? pvclock_read_flags+0x160/0x160 [ 421.123998] ? lapic_next_event+0x5a/0x90 [ 421.128137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.133666] ? kvm_clock_read+0x18/0x30 [ 421.137624] ? kvm_sched_clock_read+0x9/0x20 [ 421.142020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.147542] ? check_preemption_disabled+0x48/0x280 [ 421.152552] irq_exit+0x17f/0x1c0 [ 421.155993] smp_apic_timer_interrupt+0x1cb/0x760 [ 421.160818] ? smp_reschedule_interrupt+0x109/0x650 [ 421.165816] ? smp_call_function_single_interrupt+0x650/0x650 [ 421.171698] ? interrupt_entry+0xb5/0xc0 [ 421.175752] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.180751] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.185757] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.190589] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.195587] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.200596] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.205429] apic_timer_interrupt+0xf/0x20 [ 421.209641] [ 421.211864] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 421.217301] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 421.236187] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 421.243877] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 421.251131] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 421.258383] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 421.265639] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 421.272894] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 421.280162] ? check_preemption_disabled+0x3a/0x280 [ 421.285163] ? check_preemption_disabled+0x43/0x280 [ 421.290171] check_preemption_disabled+0x43/0x280 [ 421.295003] debug_smp_processor_id+0x1c/0x20 [ 421.299485] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 421.304752] ? rcu_pm_notify+0xc0/0xc0 [ 421.308626] ? __lock_is_held+0xb5/0x140 [ 421.312680] rcu_read_lock_held+0x90/0xc0 [ 421.316818] list_lru_count_one+0x31a/0x450 [ 421.321125] ? list_lru_isolate_move+0x3c0/0x3c0 [ 421.325867] ? deferred_split_count+0x65/0x170 [ 421.330435] ? shrink_huge_zero_page_count+0xc8/0x100 [ 421.335907] super_cache_count+0x1b9/0x2e0 [ 421.340135] do_shrink_slab+0x1b1/0xd30 [ 421.344105] ? lock_acquire+0x1ed/0x520 [ 421.348070] ? snapshot_refaults+0x290/0x290 [ 421.352467] ? lock_release+0xa00/0xa00 [ 421.356430] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 421.361351] ? down_read_trylock+0xda/0x140 [ 421.365656] ? shrink_slab+0x207/0x8c0 [ 421.369530] ? downgrade_write+0x270/0x270 [ 421.373757] shrink_slab+0x389/0x8c0 [ 421.377455] ? shrink_active_list+0x1f00/0x1f00 [ 421.382118] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 421.387727] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 421.392826] ? cgroup_procs_write_finish+0xf0/0xf0 [ 421.397750] ? find_held_lock+0x36/0x1c0 [ 421.401798] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.407324] shrink_node+0x431/0x16b0 [ 421.411110] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 421.416393] ? shrink_node_memcg+0x18f0/0x18f0 [ 421.420981] ? kvm_clock_read+0x18/0x30 [ 421.424942] ? ktime_get+0x2c1/0x400 [ 421.428649] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 421.433128] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.438649] ? __cpuset_node_allowed+0x19b/0x660 [ 421.443392] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 421.449098] ? delayacct_end+0x5a/0x100 [ 421.453069] do_try_to_free_pages+0x3e7/0x1290 [ 421.457637] ? zap_class+0x640/0x640 [ 421.461350] ? shrink_node+0x16b0/0x16b0 [ 421.465400] ? __lock_is_held+0xb5/0x140 [ 421.469455] try_to_free_pages+0x4d0/0xb90 [ 421.473685] ? do_try_to_free_pages+0x1290/0x1290 [ 421.478526] ? lock_acquire+0x1ed/0x520 [ 421.482501] ? set_page_refcounted+0x280/0x280 [ 421.487077] ? lock_release+0xa00/0xa00 [ 421.491044] ? _raw_spin_unlock_irq+0x60/0x80 [ 421.495524] ? psi_memstall_enter+0x240/0x2b0 [ 421.500008] ? psi_memstall_tick+0x230/0x230 [ 421.504419] __alloc_pages_slowpath+0xa14/0x2e10 [ 421.509183] ? warn_alloc+0x120/0x120 [ 421.512978] ? mark_held_locks+0x130/0x130 [ 421.517207] ? warn_alloc+0x120/0x120 [ 421.520997] ? print_usage_bug+0xc0/0xc0 [ 421.525045] ? print_usage_bug+0xc0/0xc0 [ 421.529096] ? perf_event_update_userpage+0xcd0/0xcd0 [ 421.534274] ? print_usage_bug+0xc0/0xc0 [ 421.538322] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.543850] ? should_fail+0x22d/0xd01 [ 421.547730] ? zap_class+0x640/0x640 [ 421.551433] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.556524] ? zap_class+0x640/0x640 [ 421.560247] ? __lock_is_held+0xb5/0x140 [ 421.564297] ? zap_class+0x640/0x640 [ 421.568009] ? lock_release+0xa00/0xa00 [ 421.571972] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.577423] ? check_preemption_disabled+0x48/0x280 [ 421.582435] ? __might_sleep+0x95/0x190 [ 421.586397] __alloc_pages_nodemask+0xa80/0xde0 [ 421.591078] ? zap_class+0x640/0x640 [ 421.594781] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 421.599792] ? mark_held_locks+0xc7/0x130 [ 421.603937] ? cache_grow_begin+0x65/0x8c0 [ 421.608160] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 421.612729] ? trace_hardirqs_on+0xbd/0x310 [ 421.617035] ? fallback_alloc+0x204/0x2e0 [ 421.621167] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.626257] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.631781] cache_grow_begin+0xa5/0x8c0 [ 421.635826] ? do_raw_spin_unlock+0xa7/0x330 [ 421.640239] fallback_alloc+0x204/0x2e0 [ 421.644208] ____cache_alloc_node+0x1c7/0x1e0 [ 421.648692] kmem_cache_alloc_trace+0x214/0x750 [ 421.653353] do_syslog+0xb9b/0x1690 [ 421.656973] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 421.661976] ? finish_wait+0x430/0x430 [ 421.665955] ? aa_path_link+0x5e0/0x5e0 [ 421.669922] kmsg_read+0x8f/0xc0 [ 421.673276] ? kmsg_poll+0xb0/0xb0 [ 421.676803] proc_reg_read+0x2a3/0x3d0 [ 421.680683] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 421.685619] ? mark_held_locks+0xc7/0x130 [ 421.689760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.695281] ? fsnotify+0x4e5/0xf20 [ 421.698901] __vfs_read+0x117/0x9b0 [ 421.702520] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 421.707435] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 421.712351] ? vfs_copy_file_range+0xb90/0xb90 [ 421.716919] ? fsnotify+0xf20/0xf20 [ 421.720540] ? fsnotify_first_mark+0x350/0x350 [ 421.725114] ? security_file_permission+0x1c2/0x220 [ 421.730228] ? rw_verify_area+0x118/0x360 [ 421.734367] vfs_read+0x17f/0x3c0 [ 421.737809] ksys_read+0x101/0x260 [ 421.741335] ? kernel_write+0x120/0x120 [ 421.745296] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.750390] __x64_sys_read+0x73/0xb0 [ 421.754190] do_syscall_64+0x1b9/0x820 [ 421.758063] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 421.763415] ? syscall_return_slowpath+0x5e0/0x5e0 [ 421.768331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.773176] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.778181] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 421.783192] ? prepare_exit_to_usermode+0x291/0x3b0 [ 421.788197] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.793032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.798208] RIP: 0033:0x7fe74e2211fd [ 421.801921] Code: Bad RIP value. [ 421.805269] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 421.812964] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 421.820220] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 421.827479] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 421.834736] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 421.841989] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 421.849265] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 421.849289] warn_alloc_show_mem: 1 callbacks suppressed [ 421.849294] Mem-Info: [ 421.856533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.861886] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 421.861886] active_file:15 inactive_file:9 isolated_file:0 [ 421.861886] unevictable:0 dirty:0 writeback:0 unstable:0 [ 421.861886] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 421.861886] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 421.861886] free:13746 free_pcp:134 free_cma:0 [ 421.864341] Call Trace: [ 421.873700] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 421.906533] [ 421.909088] 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 [ 421.936564] dump_stack+0x244/0x39d [ 421.938680] lowmem_reserve[]: 0 2818 6321 6321 [ 421.964768] ? dump_stack_print_info.cold.1+0x20/0x20 [ 421.968357] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 421.972931] warn_alloc.cold.116+0xb7/0x1bd [ 421.978077] lowmem_reserve[]: 0 0 3503 3503 [ 422.005390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 422.009681] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 422.013983] ? lock_downgrade+0x900/0x900 [ 422.018789] lowmem_reserve[]: 0 0 0 0 [ 422.047571] ? trace_hardirqs_off+0xb8/0x310 [ 422.051682] 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 [ 422.055478] ? trace_hardirqs_off+0xb8/0x310 [ 422.059850] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 422.073368] __alloc_pages_slowpath+0x26e8/0x2e10 [ 422.077735] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 422.093000] ? warn_alloc+0x120/0x120 [ 422.097797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 422.112247] ? print_usage_bug+0xc0/0xc0 [ 422.116018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 422.124828] ? warn_alloc+0x120/0x120 [ 422.128868] 268 total pagecache pages [ 422.137421] ? warn_alloc+0x120/0x120 [ 422.141194] 0 pages in swap cache [ 422.144966] ? print_usage_bug+0xc0/0xc0 [ 422.148734] Swap cache stats: add 0, delete 0, find 0/0 [ 422.152165] ? kvm_clock_read+0x18/0x30 [ 422.156207] Free swap = 0kB [ 422.161553] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.165489] Total swap = 0kB [ 422.165495] 1965979 pages RAM [ 422.168493] ? print_usage_bug+0xc0/0xc0 [ 422.173472] 0 pages HighMem/MovableOnly [ 422.173477] 342853 pages reserved [ 422.176481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.179547] 0 pages cma reserved [ 422.183586] ? should_fail+0x22d/0xd01 [ 422.187679] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.190956] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.196458] rsyslogd cpuset=/ mems_allowed=0 [ 422.199806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.228403] ? __lock_acquire+0x62f/0x4c20 [ 422.232632] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.237722] ? __lock_acquire+0x62f/0x4c20 [ 422.241940] ? should_fail+0x22d/0xd01 [ 422.245812] ? rcu_irq_exit+0x1a2/0x390 [ 422.249782] ? mark_held_locks+0x130/0x130 [ 422.254005] ? mark_held_locks+0x130/0x130 [ 422.258238] ? mark_held_locks+0xc7/0x130 [ 422.262380] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 422.267389] ? zap_class+0x640/0x640 [ 422.271087] ? print_usage_bug+0xc0/0xc0 [ 422.275137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.280662] ? check_preemption_disabled+0x48/0x280 [ 422.285673] ? __lock_is_held+0xb5/0x140 [ 422.289723] __alloc_pages_nodemask+0xa80/0xde0 [ 422.294380] ? zap_class+0x640/0x640 [ 422.298089] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.303102] ? find_held_lock+0x36/0x1c0 [ 422.307156] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.311810] ? lock_downgrade+0x900/0x900 [ 422.315950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.321476] cache_grow_begin+0xa5/0x8c0 [ 422.325523] ? do_raw_spin_unlock+0xa7/0x330 [ 422.329924] fallback_alloc+0x204/0x2e0 [ 422.333890] ____cache_alloc_node+0x1c7/0x1e0 [ 422.338381] kmem_cache_alloc_node+0xe3/0x730 [ 422.342861] ? ipv6_get_ifaddr+0x42e/0x620 [ 422.347091] __alloc_skb+0x119/0x770 [ 422.350799] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.356070] ? netdev_alloc_frag+0x1f0/0x1f0 [ 422.360461] ? lock_downgrade+0x900/0x900 [ 422.364604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.370221] ? refcount_sub_and_test_checked+0x203/0x310 [ 422.375663] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 422.381097] ? addrconf_rs_timer+0x690/0x690 [ 422.385503] ndisc_alloc_skb+0x144/0x340 [ 422.389552] ndisc_send_rs+0x331/0x6e0 [ 422.393517] addrconf_rs_timer+0x314/0x690 [ 422.397756] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.401991] call_timer_fn+0x272/0x920 [ 422.405866] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.410089] ? process_timeout+0x40/0x40 [ 422.414140] ? __run_timers+0x7da/0xc70 [ 422.418099] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.422582] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.427068] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.431291] ? lockdep_hardirqs_on+0x296/0x5b0 [ 422.435862] ? trace_hardirqs_on+0xbd/0x310 [ 422.440169] ? kasan_check_read+0x11/0x20 [ 422.444304] ? __run_timers+0x7da/0xc70 [ 422.448267] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.453376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.457606] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.461826] __run_timers+0x7e5/0xc70 [ 422.465621] ? timer_fixup_init+0x70/0x70 [ 422.469764] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 422.474765] ? zap_class+0x640/0x640 [ 422.478467] ? enqueue_hrtimer+0x1a5/0x560 [ 422.482692] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.487871] ? find_held_lock+0x36/0x1c0 [ 422.491922] ? zap_class+0x640/0x640 [ 422.495627] ? pvclock_read_flags+0x160/0x160 [ 422.500600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.506127] ? check_preemption_disabled+0x48/0x280 [ 422.511141] ? __lock_is_held+0xb5/0x140 [ 422.515188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.520719] ? check_preemption_disabled+0x48/0x280 [ 422.525725] run_timer_softirq+0x52/0xb0 [ 422.529772] ? rcu_read_lock_sched_held+0x14f/0x180 [ 422.534775] __do_softirq+0x308/0xb7e [ 422.538563] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 422.543045] ? lock_downgrade+0x900/0x900 [ 422.547181] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 422.552300] ? pvclock_read_flags+0x160/0x160 [ 422.556781] ? lapic_next_event+0x5a/0x90 [ 422.560919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.566447] ? kvm_clock_read+0x18/0x30 [ 422.570404] ? kvm_sched_clock_read+0x9/0x20 [ 422.574802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.580327] ? check_preemption_disabled+0x48/0x280 [ 422.585348] irq_exit+0x17f/0x1c0 [ 422.588786] smp_apic_timer_interrupt+0x1cb/0x760 [ 422.593627] ? smp_call_function_single_interrupt+0x159/0x650 [ 422.599496] ? smp_call_function_single_interrupt+0x650/0x650 [ 422.605366] ? interrupt_entry+0xb5/0xc0 [ 422.609423] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.614424] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.619428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.624254] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.629255] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.634262] ? task_prio+0x50/0x50 [ 422.637797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.643425] ? check_preemption_disabled+0x48/0x280 [ 422.648432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.653267] apic_timer_interrupt+0xf/0x20 [ 422.657491] [ 422.659712] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 422.664637] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 422.683519] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 422.691229] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 422.698482] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 422.705734] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 422.713072] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 422.720424] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 422.727722] skb_clone+0x1bb/0x500 [ 422.731249] ? finish_task_switch+0x2f4/0x910 [ 422.735728] ? skb_split+0x11e0/0x11e0 [ 422.739621] ? preempt_notifier_register+0x200/0x200 [ 422.744708] ? __switch_to_asm+0x34/0x70 [ 422.748752] ? __switch_to_asm+0x34/0x70 [ 422.752797] ? __switch_to_asm+0x40/0x70 [ 422.756854] ? __switch_to_asm+0x34/0x70 [ 422.760896] ? __switch_to_asm+0x40/0x70 [ 422.764939] ? __switch_to_asm+0x34/0x70 [ 422.768980] ? __switch_to_asm+0x40/0x70 [ 422.773037] ? __switch_to_asm+0x34/0x70 [ 422.777084] ? __switch_to_asm+0x34/0x70 [ 422.781137] ? __switch_to_asm+0x40/0x70 [ 422.785184] ? __switch_to_asm+0x34/0x70 [ 422.789238] bpf_clone_redirect+0xb9/0x490 [ 422.793457] ? __schedule+0x8d7/0x21d0 [ 422.797336] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 422.802343] ? __sched_text_start+0x8/0x8 [ 422.806577] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 422.811332] ? find_held_lock+0x36/0x1c0 [ 422.815389] ? lock_acquire+0x1ed/0x520 [ 422.819352] ? bpf_test_run+0x3cb/0x780 [ 422.823320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.828856] ? check_preemption_disabled+0x48/0x280 [ 422.833948] ? kasan_check_read+0x11/0x20 [ 422.838080] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.843447] ? rcu_softirq_qs+0x20/0x20 [ 422.847410] ? preempt_schedule+0x4d/0x60 [ 422.851548] ? ___preempt_schedule+0x16/0x18 [ 422.855954] ? bpf_test_run+0x25d/0x780 [ 422.859921] ? netlink_diag_dump+0x2a0/0x2a0 [ 422.864315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.869843] ? bpf_test_init.isra.10+0x70/0x100 [ 422.874502] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 422.879263] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 422.884090] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 422.889615] ? fput+0x130/0x1a0 [ 422.892884] ? __bpf_prog_get+0x9b/0x290 [ 422.896963] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 422.901789] ? bpf_prog_test_run+0x130/0x1a0 [ 422.906202] ? __x64_sys_bpf+0x3d8/0x520 [ 422.910280] ? bpf_prog_get+0x20/0x20 [ 422.914081] ? do_syscall_64+0x1b9/0x820 [ 422.918127] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 422.923487] ? syscall_return_slowpath+0x5e0/0x5e0 [ 422.928402] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.933402] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 422.938413] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 422.945077] ? __switch_to_asm+0x40/0x70 [ 422.949132] ? __switch_to_asm+0x34/0x70 [ 422.953182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.958023] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.963384] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 422.963452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 422.970122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.970128] Call Trace: [ 422.976660] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.985920] [ 422.988493] syz-executor1 cpuset=syz1 mems_allowed=0 [ 422.998959] dump_stack+0x244/0x39d [ 423.009791] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.014989] warn_alloc.cold.116+0xb7/0x1bd [ 423.019295] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.024131] ? lock_downgrade+0x900/0x900 [ 423.028268] ? trace_hardirqs_off+0xb8/0x310 [ 423.032667] ? trace_hardirqs_off+0xb8/0x310 [ 423.037072] __alloc_pages_slowpath+0x26e8/0x2e10 [ 423.041923] ? warn_alloc+0x120/0x120 [ 423.045713] ? warn_alloc+0x120/0x120 [ 423.049503] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.054507] ? warn_alloc+0x120/0x120 [ 423.058297] ? print_usage_bug+0xc0/0xc0 [ 423.062345] ? print_usage_bug+0xc0/0xc0 [ 423.066476] ? check_usage+0x1aa/0x790 [ 423.070351] ? check_usage+0x1aa/0x790 [ 423.074232] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.079755] ? should_fail+0x22d/0xd01 [ 423.083636] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.088723] ? __lock_acquire+0x62f/0x4c20 [ 423.092952] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.098041] ? should_fail+0x22d/0xd01 [ 423.101926] ? lockdep_on+0x50/0x50 [ 423.105554] ? mark_held_locks+0x130/0x130 [ 423.109776] ? mark_held_locks+0x130/0x130 [ 423.114000] ? print_usage_bug+0xc0/0xc0 [ 423.118049] ? find_held_lock+0x36/0x1c0 [ 423.122094] ? zap_class+0x640/0x640 [ 423.125796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.131322] ? check_preemption_disabled+0x48/0x280 [ 423.136332] ? __lock_is_held+0xb5/0x140 [ 423.140393] __alloc_pages_nodemask+0xa80/0xde0 [ 423.145042] ? zap_class+0x640/0x640 [ 423.148783] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 423.153804] ? find_held_lock+0x36/0x1c0 [ 423.157857] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.162511] ? lock_downgrade+0x900/0x900 [ 423.166657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.172182] cache_grow_begin+0xa5/0x8c0 [ 423.176241] ? do_raw_spin_unlock+0xa7/0x330 [ 423.180643] fallback_alloc+0x204/0x2e0 [ 423.184610] ____cache_alloc_node+0x1c7/0x1e0 [ 423.189100] kmem_cache_alloc_node+0xe3/0x730 [ 423.193593] ? mark_held_locks+0xc7/0x130 [ 423.197738] __alloc_skb+0x119/0x770 [ 423.201536] ? netdev_alloc_frag+0x1f0/0x1f0 [ 423.205928] ? do_raw_spin_trylock+0x270/0x270 [ 423.210496] ? kmem_cache_alloc_trace+0x353/0x750 [ 423.215331] ? queue_work_on+0x12c/0x1e0 [ 423.219388] ? switchdev_port_obj_del+0xdc/0x440 [ 423.224129] ? switchdev_trans_item_enqueue+0x260/0x260 [ 423.229482] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 423.234487] __br_mdb_notify+0x4ff/0x15d0 [ 423.238632] ? __br_mdb_add+0x7f0/0x7f0 [ 423.242595] ? __lock_acquire+0x62f/0x4c20 [ 423.246818] ? ___ratelimit+0x3b4/0x672 [ 423.250785] ? debug_object_init_on_stack+0x20/0x20 [ 423.255795] ? zap_class+0x640/0x640 [ 423.259496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.265027] br_mdb_notify+0x310/0x410 [ 423.268899] ? br_mdb_dump+0x27b0/0x27b0 [ 423.272958] br_multicast_del_pg+0x3df/0x790 [ 423.277361] ? br_mdb_ip_get+0x940/0x940 [ 423.281418] ? rwlock_bug.part.2+0x90/0x90 [ 423.285646] ? __lock_is_held+0xb5/0x140 [ 423.289703] br_multicast_port_group_expired+0x189/0x1e0 [ 423.295139] call_timer_fn+0x272/0x920 [ 423.299015] ? br_multicast_del_pg+0x790/0x790 [ 423.303584] ? process_timeout+0x40/0x40 [ 423.307637] ? mark_held_locks+0xc7/0x130 [ 423.311772] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.316262] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.320740] ? br_multicast_del_pg+0x790/0x790 [ 423.325310] ? lockdep_hardirqs_on+0x296/0x5b0 [ 423.329880] ? trace_hardirqs_on+0xbd/0x310 [ 423.334393] ? kasan_check_read+0x11/0x20 [ 423.338535] ? __run_timers+0x7da/0xc70 [ 423.342499] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.347599] ? br_multicast_del_pg+0x790/0x790 [ 423.352258] ? br_multicast_del_pg+0x790/0x790 [ 423.356826] __run_timers+0x7e5/0xc70 [ 423.360627] ? timer_fixup_init+0x70/0x70 [ 423.364767] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.369792] ? zap_class+0x640/0x640 [ 423.373616] ? print_usage_bug+0xc0/0xc0 [ 423.377664] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.382857] ? find_held_lock+0x36/0x1c0 [ 423.386906] ? zap_class+0x640/0x640 [ 423.390611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.396142] ? check_preemption_disabled+0x48/0x280 [ 423.401148] ? __lock_is_held+0xb5/0x140 [ 423.405195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.410716] ? check_preemption_disabled+0x48/0x280 [ 423.415722] run_timer_softirq+0x52/0xb0 [ 423.419787] ? rcu_read_lock_sched_held+0x14f/0x180 [ 423.424794] __do_softirq+0x308/0xb7e [ 423.428585] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 423.433065] ? lock_downgrade+0x900/0x900 [ 423.437200] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 423.442294] ? pvclock_read_flags+0x160/0x160 [ 423.446783] ? lapic_next_event+0x5a/0x90 [ 423.450916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.456447] ? kvm_clock_read+0x18/0x30 [ 423.460405] ? kvm_sched_clock_read+0x9/0x20 [ 423.464885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.470425] ? check_preemption_disabled+0x48/0x280 [ 423.475442] irq_exit+0x17f/0x1c0 [ 423.478880] smp_apic_timer_interrupt+0x1cb/0x760 [ 423.483774] ? smp_reschedule_interrupt+0x109/0x650 [ 423.488783] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.494650] ? interrupt_entry+0xb5/0xc0 [ 423.498700] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.503703] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.508705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.513532] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.518542] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.523554] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.528403] apic_timer_interrupt+0xf/0x20 [ 423.532617] [ 423.534844] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 423.540316] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 423.559203] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 423.566893] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 423.574151] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 423.581403] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 423.588654] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 423.595905] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 423.603172] ? check_preemption_disabled+0x3a/0x280 [ 423.608173] ? check_preemption_disabled+0x43/0x280 [ 423.613181] check_preemption_disabled+0x43/0x280 [ 423.618016] debug_smp_processor_id+0x1c/0x20 [ 423.622504] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 423.627771] ? rcu_pm_notify+0xc0/0xc0 [ 423.631643] ? __lock_is_held+0xb5/0x140 [ 423.635696] rcu_read_lock_held+0x90/0xc0 [ 423.639832] list_lru_count_one+0x31a/0x450 [ 423.644140] ? list_lru_isolate_move+0x3c0/0x3c0 [ 423.648901] ? deferred_split_count+0x65/0x170 [ 423.653466] ? shrink_huge_zero_page_count+0xc8/0x100 [ 423.658654] super_cache_count+0x1b9/0x2e0 [ 423.662879] do_shrink_slab+0x1b1/0xd30 [ 423.666841] ? lock_acquire+0x1ed/0x520 [ 423.670823] ? snapshot_refaults+0x290/0x290 [ 423.675216] ? lock_release+0xa00/0xa00 [ 423.679180] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 423.684107] ? down_read_trylock+0xda/0x140 [ 423.688424] ? shrink_slab+0x207/0x8c0 [ 423.692296] ? downgrade_write+0x270/0x270 [ 423.696530] shrink_slab+0x389/0x8c0 [ 423.700232] ? shrink_active_list+0x1f00/0x1f00 [ 423.704896] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 423.710515] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 423.715611] ? cgroup_procs_write_finish+0xf0/0xf0 [ 423.720532] ? find_held_lock+0x36/0x1c0 [ 423.724666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.730194] shrink_node+0x431/0x16b0 [ 423.733979] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 423.739262] ? shrink_node_memcg+0x18f0/0x18f0 [ 423.743849] ? kvm_clock_read+0x18/0x30 [ 423.747823] ? ktime_get+0x2c1/0x400 [ 423.751541] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 423.756021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 423.761547] ? __cpuset_node_allowed+0x19b/0x660 [ 423.766292] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 423.771988] ? delayacct_end+0x5a/0x100 [ 423.775958] do_try_to_free_pages+0x3e7/0x1290 [ 423.780526] ? zap_class+0x640/0x640 [ 423.784239] ? shrink_node+0x16b0/0x16b0 [ 423.788289] ? __lock_is_held+0xb5/0x140 [ 423.792346] try_to_free_pages+0x4d0/0xb90 [ 423.796570] ? do_try_to_free_pages+0x1290/0x1290 [ 423.801423] ? lock_acquire+0x1ed/0x520 [ 423.805378] ? set_page_refcounted+0x280/0x280 [ 423.809949] ? lock_release+0xa00/0xa00 [ 423.813908] ? _raw_spin_unlock_irq+0x60/0x80 [ 423.818390] ? psi_memstall_enter+0x240/0x2b0 [ 423.822897] ? psi_memstall_tick+0x230/0x230 [ 423.827301] __alloc_pages_slowpath+0xa14/0x2e10 [ 423.832065] ? warn_alloc+0x120/0x120 [ 423.835849] ? mark_held_locks+0x130/0x130 [ 423.840077] ? warn_alloc+0x120/0x120 [ 423.843866] ? print_usage_bug+0xc0/0xc0 [ 423.847915] ? print_usage_bug+0xc0/0xc0 [ 423.851965] ? perf_event_update_userpage+0xcd0/0xcd0 [ 423.857141] ? print_usage_bug+0xc0/0xc0 [ 423.861190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.866716] ? should_fail+0x22d/0xd01 [ 423.870591] ? zap_class+0x640/0x640 [ 423.874296] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.879478] ? zap_class+0x640/0x640 [ 423.883197] ? __lock_is_held+0xb5/0x140 [ 423.887253] ? zap_class+0x640/0x640 [ 423.890957] ? lock_release+0xa00/0xa00 [ 423.894919] ? perf_trace_sched_process_exec+0x860/0x860 [ 423.900361] ? check_preemption_disabled+0x48/0x280 [ 423.905366] ? __might_sleep+0x95/0x190 [ 423.909330] __alloc_pages_nodemask+0xa80/0xde0 [ 423.913981] ? zap_class+0x640/0x640 [ 423.917684] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 423.922694] ? mark_held_locks+0xc7/0x130 [ 423.926834] ? cache_grow_begin+0x65/0x8c0 [ 423.931055] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 423.935624] ? trace_hardirqs_on+0xbd/0x310 [ 423.939932] ? fallback_alloc+0x204/0x2e0 [ 423.944067] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.949157] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 423.954684] cache_grow_begin+0xa5/0x8c0 [ 423.958737] ? do_raw_spin_unlock+0xa7/0x330 [ 423.963135] fallback_alloc+0x204/0x2e0 [ 423.967102] ____cache_alloc_node+0x1c7/0x1e0 [ 423.971589] kmem_cache_alloc_trace+0x214/0x750 [ 423.976254] do_syslog+0xb9b/0x1690 [ 423.979876] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 423.984881] ? finish_wait+0x430/0x430 [ 423.988756] ? aa_path_link+0x5e0/0x5e0 [ 423.992728] kmsg_read+0x8f/0xc0 [ 423.996083] ? kmsg_poll+0xb0/0xb0 [ 423.999609] proc_reg_read+0x2a3/0x3d0 [ 424.003487] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 424.008404] ? mark_held_locks+0xc7/0x130 [ 424.012550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.018082] ? fsnotify+0x4e5/0xf20 [ 424.021703] __vfs_read+0x117/0x9b0 [ 424.025318] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 424.030230] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 424.035146] ? vfs_copy_file_range+0xb90/0xb90 [ 424.039723] ? fsnotify+0xf20/0xf20 [ 424.043341] ? fsnotify_first_mark+0x350/0x350 [ 424.047918] ? security_file_permission+0x1c2/0x220 [ 424.052921] ? rw_verify_area+0x118/0x360 [ 424.057058] vfs_read+0x17f/0x3c0 [ 424.060502] ksys_read+0x101/0x260 [ 424.064028] ? kernel_write+0x120/0x120 [ 424.067988] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.073080] __x64_sys_read+0x73/0xb0 [ 424.076868] do_syscall_64+0x1b9/0x820 [ 424.080739] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 424.086089] ? syscall_return_slowpath+0x5e0/0x5e0 [ 424.091002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.095831] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.100836] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 424.105842] ? prepare_exit_to_usermode+0x291/0x3b0 [ 424.110847] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.115683] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.120856] RIP: 0033:0x7fe74e2211fd [ 424.124571] Code: Bad RIP value. [ 424.127919] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 424.135609] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 424.142863] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 424.150115] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 424.157366] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 424.164619] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 424.171887] warn_alloc_show_mem: 1 callbacks suppressed [ 424.171896] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 424.171897] Mem-Info: [ 424.171924] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 424.171924] active_file:15 inactive_file:9 isolated_file:0 [ 424.171924] unevictable:0 dirty:0 writeback:0 unstable:0 [ 424.171924] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 424.171924] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 424.171924] free:13746 free_pcp:134 free_cma:0 [ 424.177253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.184514] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 424.186894] Call Trace: [ 424.219657] 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 [ 424.228985] [ 424.256451] lowmem_reserve[]: 0 2818 6321 6321 [ 424.259017] dump_stack+0x244/0x39d [ 424.285088] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 424.287226] ? dump_stack_print_info.cold.1+0x20/0x20 [ 424.291771] lowmem_reserve[]: 0 0 3503 3503 [ 424.295408] warn_alloc.cold.116+0xb7/0x1bd [ 424.322692] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 424.327952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.332236] lowmem_reserve[]: 0 0 0 0 [ 424.336536] ? lock_downgrade+0x900/0x900 [ 424.365297] 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 [ 424.370122] ? trace_hardirqs_off+0xb8/0x310 [ 424.373884] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 424.378018] ? trace_hardirqs_off+0xb8/0x310 [ 424.391505] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 424.395900] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.411125] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 424.415529] ? warn_alloc+0x120/0x120 [ 424.429955] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 424.434772] ? print_usage_bug+0xc0/0xc0 [ 424.443573] 268 total pagecache pages [ 424.447366] ? warn_alloc+0x120/0x120 [ 424.455911] 0 pages in swap cache [ 424.459945] ? warn_alloc+0x120/0x120 [ 424.463714] Swap cache stats: add 0, delete 0, find 0/0 [ 424.467499] ? print_usage_bug+0xc0/0xc0 [ 424.470916] Free swap = 0kB [ 424.474692] ? kvm_clock_read+0x18/0x30 [ 424.474705] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.480032] Total swap = 0kB [ 424.484073] ? print_usage_bug+0xc0/0xc0 [ 424.487066] 1965979 pages RAM [ 424.491022] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.495999] 0 pages HighMem/MovableOnly [ 424.499471] ? should_fail+0x22d/0xd01 [ 424.503495] 342853 pages reserved [ 424.503501] 0 pages cma reserved [ 424.506594] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.512241] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.516066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.519917] rsyslogd cpuset=/ mems_allowed=0 [ 424.523351] ? __lock_acquire+0x62f/0x4c20 [ 424.555653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.560740] ? __lock_acquire+0x62f/0x4c20 [ 424.564977] ? should_fail+0x22d/0xd01 [ 424.568849] ? rcu_irq_exit+0x1a2/0x390 [ 424.572821] ? mark_held_locks+0x130/0x130 [ 424.577046] ? mark_held_locks+0x130/0x130 [ 424.581271] ? mark_held_locks+0xc7/0x130 [ 424.585413] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 424.590421] ? zap_class+0x640/0x640 [ 424.594118] ? print_usage_bug+0xc0/0xc0 [ 424.598167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.603697] ? check_preemption_disabled+0x48/0x280 [ 424.608706] ? __lock_is_held+0xb5/0x140 [ 424.612757] __alloc_pages_nodemask+0xa80/0xde0 [ 424.617416] ? zap_class+0x640/0x640 [ 424.621122] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.626135] ? find_held_lock+0x36/0x1c0 [ 424.630191] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.634845] ? lock_downgrade+0x900/0x900 [ 424.638984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.644512] cache_grow_begin+0xa5/0x8c0 [ 424.648558] ? do_raw_spin_unlock+0xa7/0x330 [ 424.652956] fallback_alloc+0x204/0x2e0 [ 424.656922] ____cache_alloc_node+0x1c7/0x1e0 [ 424.661415] kmem_cache_alloc_node+0xe3/0x730 [ 424.665900] ? ipv6_get_ifaddr+0x42e/0x620 [ 424.670128] __alloc_skb+0x119/0x770 [ 424.673823] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.679088] ? netdev_alloc_frag+0x1f0/0x1f0 [ 424.683483] ? lock_downgrade+0x900/0x900 [ 424.687635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.693159] ? refcount_sub_and_test_checked+0x203/0x310 [ 424.698599] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 424.704048] ? addrconf_rs_timer+0x690/0x690 [ 424.708570] ndisc_alloc_skb+0x144/0x340 [ 424.712624] ndisc_send_rs+0x331/0x6e0 [ 424.716521] addrconf_rs_timer+0x314/0x690 [ 424.720746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.724973] call_timer_fn+0x272/0x920 [ 424.728867] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.733088] ? process_timeout+0x40/0x40 [ 424.737171] ? __run_timers+0x7da/0xc70 [ 424.741131] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.745611] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.750092] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.754310] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.758881] ? trace_hardirqs_on+0xbd/0x310 [ 424.763187] ? kasan_check_read+0x11/0x20 [ 424.767317] ? __run_timers+0x7da/0xc70 [ 424.771276] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.776370] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.780597] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.784818] __run_timers+0x7e5/0xc70 [ 424.788610] ? timer_fixup_init+0x70/0x70 [ 424.792748] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 424.797765] ? zap_class+0x640/0x640 [ 424.801470] ? enqueue_hrtimer+0x1a5/0x560 [ 424.805688] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 424.810868] ? find_held_lock+0x36/0x1c0 [ 424.814917] ? zap_class+0x640/0x640 [ 424.818622] ? pvclock_read_flags+0x160/0x160 [ 424.823104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.828633] ? check_preemption_disabled+0x48/0x280 [ 424.833643] ? __lock_is_held+0xb5/0x140 [ 424.837700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.843223] ? check_preemption_disabled+0x48/0x280 [ 424.848230] run_timer_softirq+0x52/0xb0 [ 424.852299] ? rcu_read_lock_sched_held+0x14f/0x180 [ 424.857311] __do_softirq+0x308/0xb7e [ 424.861120] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 424.865605] ? lock_downgrade+0x900/0x900 [ 424.869741] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 424.874834] ? pvclock_read_flags+0x160/0x160 [ 424.879318] ? lapic_next_event+0x5a/0x90 [ 424.883461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.888990] ? kvm_clock_read+0x18/0x30 [ 424.892949] ? kvm_sched_clock_read+0x9/0x20 [ 424.897348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.902873] ? check_preemption_disabled+0x48/0x280 [ 424.907880] irq_exit+0x17f/0x1c0 [ 424.911318] smp_apic_timer_interrupt+0x1cb/0x760 [ 424.916161] ? smp_call_function_single_interrupt+0x159/0x650 [ 424.922030] ? smp_call_function_single_interrupt+0x650/0x650 [ 424.928002] ? interrupt_entry+0xb5/0xc0 [ 424.932058] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.937057] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.942065] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.946894] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.951894] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.956902] ? task_prio+0x50/0x50 [ 424.960428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.965972] ? check_preemption_disabled+0x48/0x280 [ 424.970978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.975816] apic_timer_interrupt+0xf/0x20 [ 424.980126] [ 424.982353] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 424.987270] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 425.006151] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 425.013845] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 425.021098] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 425.028355] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 425.035615] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 425.042869] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 425.050161] skb_clone+0x1bb/0x500 [ 425.053690] ? finish_task_switch+0x2f4/0x910 [ 425.058169] ? skb_split+0x11e0/0x11e0 [ 425.062053] ? preempt_notifier_register+0x200/0x200 [ 425.067144] ? __switch_to_asm+0x34/0x70 [ 425.071187] ? __switch_to_asm+0x34/0x70 [ 425.075233] ? __switch_to_asm+0x40/0x70 [ 425.079291] ? __switch_to_asm+0x34/0x70 [ 425.083337] ? __switch_to_asm+0x40/0x70 [ 425.087384] ? __switch_to_asm+0x34/0x70 [ 425.091427] ? __switch_to_asm+0x40/0x70 [ 425.095472] ? __switch_to_asm+0x34/0x70 [ 425.099519] ? __switch_to_asm+0x34/0x70 [ 425.103566] ? __switch_to_asm+0x40/0x70 [ 425.107608] ? __switch_to_asm+0x34/0x70 [ 425.111665] bpf_clone_redirect+0xb9/0x490 [ 425.115887] ? __schedule+0x8d7/0x21d0 [ 425.119767] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 425.124769] ? __sched_text_start+0x8/0x8 [ 425.128903] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.133740] ? find_held_lock+0x36/0x1c0 [ 425.137792] ? lock_acquire+0x1ed/0x520 [ 425.141751] ? bpf_test_run+0x3cb/0x780 [ 425.145710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.151232] ? check_preemption_disabled+0x48/0x280 [ 425.156236] ? kasan_check_read+0x11/0x20 [ 425.160372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.165632] ? rcu_softirq_qs+0x20/0x20 [ 425.169607] ? preempt_schedule+0x4d/0x60 [ 425.173740] ? ___preempt_schedule+0x16/0x18 [ 425.178141] ? bpf_test_run+0x25d/0x780 [ 425.182110] ? netlink_diag_dump+0x2a0/0x2a0 [ 425.186509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.192037] ? bpf_test_init.isra.10+0x70/0x100 [ 425.196702] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 425.201454] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 425.206289] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 425.211810] ? fput+0x130/0x1a0 [ 425.215077] ? __bpf_prog_get+0x9b/0x290 [ 425.219129] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 425.223953] ? bpf_prog_test_run+0x130/0x1a0 [ 425.228353] ? __x64_sys_bpf+0x3d8/0x520 [ 425.232409] ? bpf_prog_get+0x20/0x20 [ 425.236211] ? do_syscall_64+0x1b9/0x820 [ 425.240262] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 425.245619] ? syscall_return_slowpath+0x5e0/0x5e0 [ 425.250539] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.255538] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 425.260536] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 425.267184] ? __switch_to_asm+0x40/0x70 [ 425.271230] ? __switch_to_asm+0x34/0x70 [ 425.275284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.280138] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.285501] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 425.285529] rcu: INFO: rcu_preempt self-detected stall on CPU [ 425.292239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.292244] Call Trace: [ 425.298417] rcu: 1-...!: (122 ticks this GP) idle=b5e/1/0x4000000000000004 softirq=85809/85827 fqs=2 [ 425.307425] [ 425.307440] dump_stack+0x244/0x39d [ 425.307454] ? dump_stack_print_info.cold.1+0x20/0x20 [ 425.307477] warn_alloc.cold.116+0xb7/0x1bd [ 425.307490] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 425.307504] ? lock_downgrade+0x900/0x900 [ 425.307522] ? trace_hardirqs_off+0xb8/0x310 [ 425.307539] ? trace_hardirqs_off+0xb8/0x310 [ 425.310218] rcu: (t=10717 jiffies g=49965 q=1620) [ 425.319649] __alloc_pages_slowpath+0x26e8/0x2e10 [ 425.321774] rcu: rcu_preempt kthread starved for 10372 jiffies! g49965 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 425.325398] ? warn_alloc+0x120/0x120 [ 425.330665] rcu: RCU grace-period kthread stack dump: [ 425.334986] ? warn_alloc+0x120/0x120 [ 425.339794] rcu_preempt R running task 22696 10 2 0x80000000 [ 425.343923] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.348294] Call Trace: [ 425.352678] ? warn_alloc+0x120/0x120 [ 425.357670] __schedule+0x8cf/0x21d0 [ 425.362483] ? print_usage_bug+0xc0/0xc0 [ 425.373029] ? __sched_text_start+0x8/0x8 [ 425.376798] ? print_usage_bug+0xc0/0xc0 [ 425.381966] ? add_timer_on+0xa20/0xa20 [ 425.385737] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 425.392895] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.397886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.400441] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.404227] ? should_fail+0x22d/0xd01 [ 425.407914] ? trace_hardirqs_on+0xbd/0x310 [ 425.411949] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.416070] ? kasan_check_read+0x11/0x20 [ 425.420109] ? __lock_acquire+0x62f/0x4c20 [ 425.424065] ? prepare_to_swait_event+0x25a/0x800 [ 425.429224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.434298] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.439804] ? should_fail+0x22d/0xd01 [ 425.444877] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.448742] ? mark_held_locks+0x130/0x130 [ 425.453032] schedule+0xfe/0x460 [ 425.458199] ? mark_held_locks+0x130/0x130 [ 425.462320] ? __schedule+0x21d0/0x21d0 [ 425.466649] ? print_usage_bug+0xc0/0xc0 [ 425.471467] ? prepare_to_swait_event+0x25a/0x800 [ 425.476543] ? find_held_lock+0x36/0x1c0 [ 425.481634] ? __init_swait_queue_head+0x150/0x150 [ 425.485489] ? zap_class+0x640/0x640 [ 425.490565] ? __lockdep_init_map+0x105/0x590 [ 425.494772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.498113] ? lockdep_init_map+0x9/0x10 [ 425.502321] ? check_preemption_disabled+0x48/0x280 [ 425.506274] schedule_timeout+0x140/0x260 [ 425.510328] ? __lock_is_held+0xb5/0x140 [ 425.515141] ? usleep_range+0x1a0/0x1a0 [ 425.519178] __alloc_pages_nodemask+0xa80/0xde0 [ 425.524079] ? __next_timer_interrupt+0x1a0/0x1a0 [ 425.527767] ? zap_class+0x640/0x640 [ 425.532249] rcu_gp_fqs_loop+0x762/0xa80 [ 425.537762] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 425.541802] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 425.546901] ? find_held_lock+0x36/0x1c0 [ 425.551016] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.555053] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.558996] ? perf_trace_sched_process_exec+0x860/0x860 [ 425.563642] ? lock_downgrade+0x900/0x900 [ 425.568456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.572147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.576182] ? rcu_gp_init+0x90b/0x1260 [ 425.581166] cache_grow_begin+0xa5/0x8c0 [ 425.585891] ? __switch_to_asm+0x40/0x70 [ 425.589923] ? do_raw_spin_unlock+0xa7/0x330 [ 425.595004] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 425.599646] fallback_alloc+0x204/0x2e0 [ 425.605061] ? __switch_to_asm+0x40/0x70 [ 425.609185] ____cache_alloc_node+0x1c7/0x1e0 [ 425.614695] ? find_held_lock+0x36/0x1c0 [ 425.620205] kmem_cache_alloc_node+0xe3/0x730 [ 425.624150] ? zap_class+0x640/0x640 [ 425.628185] ? mark_held_locks+0xc7/0x130 [ 425.632232] ? prepare_to_swait_event+0x25a/0x800 [ 425.636615] __alloc_skb+0x119/0x770 [ 425.641339] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.645286] ? netdev_alloc_frag+0x1f0/0x1f0 [ 425.649328] ? find_held_lock+0x36/0x1c0 [ 425.653794] ? do_raw_spin_trylock+0x270/0x270 [ 425.657836] ? finish_swait+0x25d/0x430 [ 425.662298] ? kmem_cache_alloc_trace+0x353/0x750 [ 425.665986] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.670106] ? queue_work_on+0x12c/0x1e0 [ 425.675022] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.678714] ? switchdev_port_obj_del+0xdc/0x440 [ 425.683785] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 425.688180] ? switchdev_trans_item_enqueue+0x260/0x260 [ 425.692213] ? trace_hardirqs_on+0xbd/0x310 [ 425.696770] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 425.700713] ? kasan_check_read+0x11/0x20 [ 425.705527] __br_mdb_notify+0x4ff/0x15d0 [ 425.710603] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.714642] ? __br_mdb_add+0x7f0/0x7f0 [ 425.719713] ? __init_swait_queue_head+0x150/0x150 [ 425.724440] ? __lock_acquire+0x62f/0x4c20 [ 425.728995] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 425.734335] ? ___ratelimit+0x3b4/0x672 [ 425.738718] ? finish_swait+0x25d/0x430 [ 425.743708] ? debug_object_init_on_stack+0x20/0x20 [ 425.747868] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 425.751989] ? zap_class+0x640/0x640 [ 425.757067] ? swake_up_locked+0x360/0x360 [ 425.761013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.765915] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.770122] br_mdb_notify+0x310/0x410 [ 425.775196] ? perf_trace_sched_process_exec+0x860/0x860 [ 425.779141] ? br_mdb_dump+0x27b0/0x27b0 [ 425.783092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.788091] br_multicast_del_pg+0x3df/0x790 [ 425.792651] rcu_gp_kthread+0x341/0xc70 [ 425.796369] ? br_mdb_ip_get+0x940/0x940 [ 425.800578] ? rcu_gp_init+0x1260/0x1260 [ 425.806088] ? rwlock_bug.part.2+0x90/0x90 [ 425.811166] ? mark_held_locks+0x130/0x130 [ 425.815029] ? __lock_is_held+0xb5/0x140 [ 425.820448] ? __schedule+0x168a/0x21d0 [ 425.824499] br_multicast_port_group_expired+0x189/0x1e0 [ 425.830007] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.834390] call_timer_fn+0x272/0x920 [ 425.838358] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 425.842410] ? br_multicast_del_pg+0x790/0x790 [ 425.846445] ? trace_hardirqs_on+0xbd/0x310 [ 425.850650] ? process_timeout+0x40/0x40 [ 425.854858] ? kasan_check_read+0x11/0x20 [ 425.858895] ? mark_held_locks+0xc7/0x130 [ 425.862835] ? __schedule+0x168a/0x21d0 [ 425.868265] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.872734] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.876592] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.881149] ? lock_pin_lock+0x350/0x350 [ 425.885703] ? br_multicast_del_pg+0x790/0x790 [ 425.890001] ? _raw_spin_unlock_irq+0x60/0x80 [ 425.894033] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.898152] ? __schedule+0x168a/0x21d0 [ 425.902271] ? trace_hardirqs_on+0xbd/0x310 [ 425.906217] ? __switch_to_asm+0x40/0x70 [ 425.910688] ? kasan_check_read+0x11/0x20 [ 425.915763] ? __switch_to_asm+0x40/0x70 [ 425.920231] ? __run_timers+0x7da/0xc70 [ 425.924266] ? show_schedstat+0x721/0xf30 [ 425.928819] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.933296] ? __sched_text_start+0x8/0x8 [ 425.937851] ? br_multicast_del_pg+0x790/0x790 [ 425.941799] ? find_held_lock+0x36/0x1c0 [ 425.946092] ? br_multicast_del_pg+0x790/0x790 [ 425.950130] ? __kthread_parkme+0xce/0x1a0 [ 425.954243] __run_timers+0x7e5/0xc70 [ 425.958363] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.962321] ? timer_fixup_init+0x70/0x70 [ 425.966437] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.971538] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.975665] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 425.980216] ? zap_class+0x640/0x640 [ 425.984255] ? trace_hardirqs_on+0xbd/0x310 [ 425.988812] ? print_usage_bug+0xc0/0xc0 [ 425.993032] ? kasan_check_read+0x11/0x20 [ 425.996808] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 426.001899] ? __kthread_parkme+0xce/0x1a0 [ 426.006022] ? find_held_lock+0x36/0x1c0 [ 426.011095] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.016084] ? zap_class+0x640/0x640 [ 426.020645] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.024329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.028624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.032659] ? check_preemption_disabled+0x48/0x280 [ 426.036777] ? __kthread_parkme+0xfb/0x1a0 [ 426.041942] ? __lock_is_held+0xb5/0x140 [ 426.046147] ? rcu_gp_init+0x1260/0x1260 [ 426.050178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.055254] kthread+0x35a/0x440 [ 426.058942] ? check_preemption_disabled+0x48/0x280 [ 426.064018] ? kthread_stop+0x900/0x900 [ 426.069530] run_timer_softirq+0x52/0xb0 [ 426.075038] ret_from_fork+0x3a/0x50 [ 426.080027] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.084246] NMI backtrace for cpu 1 [ 426.088267] __do_softirq+0x308/0xb7e [ 426.130182] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 426.134662] ? lock_downgrade+0x900/0x900 [ 426.138801] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.143904] ? pvclock_read_flags+0x160/0x160 [ 426.148390] ? lapic_next_event+0x5a/0x90 [ 426.152524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.158052] ? kvm_clock_read+0x18/0x30 [ 426.162010] ? kvm_sched_clock_read+0x9/0x20 [ 426.166404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.171942] ? check_preemption_disabled+0x48/0x280 [ 426.176951] irq_exit+0x17f/0x1c0 [ 426.180390] smp_apic_timer_interrupt+0x1cb/0x760 [ 426.185217] ? smp_reschedule_interrupt+0x109/0x650 [ 426.190221] ? smp_call_function_single_interrupt+0x650/0x650 [ 426.196090] ? interrupt_entry+0xb5/0xc0 [ 426.200138] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.205145] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.210144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.214975] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.219989] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.225001] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.229835] apic_timer_interrupt+0xf/0x20 [ 426.234048] [ 426.236276] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 426.241712] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 426.260701] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 426.268391] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 426.275643] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 426.282896] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 426.290148] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 426.297403] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 426.304670] ? check_preemption_disabled+0x3a/0x280 [ 426.309671] ? check_preemption_disabled+0x43/0x280 [ 426.314677] check_preemption_disabled+0x43/0x280 [ 426.319509] debug_smp_processor_id+0x1c/0x20 [ 426.323993] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 426.329262] ? rcu_pm_notify+0xc0/0xc0 [ 426.333135] ? __lock_is_held+0xb5/0x140 [ 426.337189] rcu_read_lock_held+0x90/0xc0 [ 426.341327] list_lru_count_one+0x31a/0x450 [ 426.345634] ? list_lru_isolate_move+0x3c0/0x3c0 [ 426.350375] ? deferred_split_count+0x65/0x170 [ 426.354940] ? shrink_huge_zero_page_count+0xc8/0x100 [ 426.360122] super_cache_count+0x1b9/0x2e0 [ 426.364373] do_shrink_slab+0x1b1/0xd30 [ 426.368336] ? lock_acquire+0x1ed/0x520 [ 426.372298] ? snapshot_refaults+0x290/0x290 [ 426.376691] ? lock_release+0xa00/0xa00 [ 426.380656] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 426.385578] ? down_read_trylock+0xda/0x140 [ 426.389883] ? shrink_slab+0x207/0x8c0 [ 426.393766] ? downgrade_write+0x270/0x270 [ 426.397992] shrink_slab+0x389/0x8c0 [ 426.401692] ? shrink_active_list+0x1f00/0x1f00 [ 426.406351] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 426.411965] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.417064] ? cgroup_procs_write_finish+0xf0/0xf0 [ 426.422008] ? find_held_lock+0x36/0x1c0 [ 426.426054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.431583] shrink_node+0x431/0x16b0 [ 426.435372] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 426.440653] ? shrink_node_memcg+0x18f0/0x18f0 [ 426.445221] ? kvm_clock_read+0x18/0x30 [ 426.449184] ? ktime_get+0x2c1/0x400 [ 426.452887] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 426.457368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 426.462892] ? __cpuset_node_allowed+0x19b/0x660 [ 426.467636] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 426.473332] ? delayacct_end+0x5a/0x100 [ 426.477298] do_try_to_free_pages+0x3e7/0x1290 [ 426.481862] ? zap_class+0x640/0x640 [ 426.485599] ? shrink_node+0x16b0/0x16b0 [ 426.489650] ? __lock_is_held+0xb5/0x140 [ 426.493707] try_to_free_pages+0x4d0/0xb90 [ 426.498116] ? do_try_to_free_pages+0x1290/0x1290 [ 426.502954] ? lock_acquire+0x1ed/0x520 [ 426.506913] ? set_page_refcounted+0x280/0x280 [ 426.511487] ? lock_release+0xa00/0xa00 [ 426.515454] ? _raw_spin_unlock_irq+0x60/0x80 [ 426.519939] ? psi_memstall_enter+0x240/0x2b0 [ 426.524425] ? psi_memstall_tick+0x230/0x230 [ 426.528827] __alloc_pages_slowpath+0xa14/0x2e10 [ 426.533592] ? warn_alloc+0x120/0x120 [ 426.537390] ? mark_held_locks+0x130/0x130 [ 426.541620] ? warn_alloc+0x120/0x120 [ 426.545410] ? print_usage_bug+0xc0/0xc0 [ 426.549458] ? print_usage_bug+0xc0/0xc0 [ 426.553509] ? perf_event_update_userpage+0xcd0/0xcd0 [ 426.558684] ? print_usage_bug+0xc0/0xc0 [ 426.562731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.568256] ? should_fail+0x22d/0xd01 [ 426.572128] ? zap_class+0x640/0x640 [ 426.575829] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.580917] ? zap_class+0x640/0x640 [ 426.584640] ? __lock_is_held+0xb5/0x140 [ 426.588699] ? zap_class+0x640/0x640 [ 426.592402] ? lock_release+0xa00/0xa00 [ 426.596373] ? perf_trace_sched_process_exec+0x860/0x860 [ 426.601809] ? check_preemption_disabled+0x48/0x280 [ 426.606814] ? __might_sleep+0x95/0x190 [ 426.610789] __alloc_pages_nodemask+0xa80/0xde0 [ 426.615441] ? zap_class+0x640/0x640 [ 426.619142] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 426.624152] ? mark_held_locks+0xc7/0x130 [ 426.628294] ? cache_grow_begin+0x65/0x8c0 [ 426.632520] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 426.637086] ? trace_hardirqs_on+0xbd/0x310 [ 426.641410] ? fallback_alloc+0x204/0x2e0 [ 426.645544] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.650645] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 426.656178] cache_grow_begin+0xa5/0x8c0 [ 426.660229] ? do_raw_spin_unlock+0xa7/0x330 [ 426.664632] fallback_alloc+0x204/0x2e0 [ 426.668594] ____cache_alloc_node+0x1c7/0x1e0 [ 426.673080] kmem_cache_alloc_trace+0x214/0x750 [ 426.677747] do_syslog+0xb9b/0x1690 [ 426.681362] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 426.686365] ? finish_wait+0x430/0x430 [ 426.690253] ? aa_path_link+0x5e0/0x5e0 [ 426.694215] kmsg_read+0x8f/0xc0 [ 426.697579] ? kmsg_poll+0xb0/0xb0 [ 426.701103] proc_reg_read+0x2a3/0x3d0 [ 426.704977] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 426.709995] ? mark_held_locks+0xc7/0x130 [ 426.714132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.719652] ? fsnotify+0x4e5/0xf20 [ 426.723270] __vfs_read+0x117/0x9b0 [ 426.726882] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 426.731796] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 426.736712] ? vfs_copy_file_range+0xb90/0xb90 [ 426.741278] ? fsnotify+0xf20/0xf20 [ 426.744895] ? fsnotify_first_mark+0x350/0x350 [ 426.749472] ? security_file_permission+0x1c2/0x220 [ 426.754479] ? rw_verify_area+0x118/0x360 [ 426.758618] vfs_read+0x17f/0x3c0 [ 426.762064] ksys_read+0x101/0x260 [ 426.765593] ? kernel_write+0x120/0x120 [ 426.769585] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.774676] __x64_sys_read+0x73/0xb0 [ 426.778464] do_syscall_64+0x1b9/0x820 [ 426.782341] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 426.787689] ? syscall_return_slowpath+0x5e0/0x5e0 [ 426.792613] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.797449] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.802462] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 426.807469] ? prepare_exit_to_usermode+0x291/0x3b0 [ 426.812498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.817348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.822523] RIP: 0033:0x7fe74e2211fd [ 426.826245] Code: Bad RIP value. [ 426.829591] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 426.837309] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 426.844562] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 426.851817] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 426.859071] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 426.866324] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 426.873605] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 426.873609] warn_alloc_show_mem: 1 callbacks suppressed [ 426.873614] Mem-Info: [ 426.880870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.886225] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 426.886225] active_file:15 inactive_file:9 isolated_file:0 [ 426.886225] unevictable:0 dirty:0 writeback:0 unstable:0 [ 426.886225] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 426.886225] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 426.886225] free:13746 free_pcp:134 free_cma:0 [ 426.888584] Call Trace: [ 426.888590] [ 426.897948] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 426.930701] dump_stack+0x244/0x39d [ 426.933284] 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 [ 426.935417] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.962884] lowmem_reserve[]: 0 2818 6321 6321 [ 426.966492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.992562] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 426.997731] ? do_raw_spin_lock+0x14f/0x350 [ 427.002285] lowmem_reserve[]: 0 0 3503 3503 [ 427.007804] nmi_cpu_backtrace.cold.2+0x5c/0xa1 [ 427.035178] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 427.039489] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 427.043767] lowmem_reserve[]: 0 0 0 0 [ 427.048420] nmi_trigger_cpumask_backtrace+0x1e8/0x22a [ 427.077182] 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 [ 427.082360] arch_trigger_cpumask_backtrace+0x14/0x20 [ 427.086126] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 427.091383] rcu_dump_cpu_stacks+0x16f/0x1bc [ 427.104870] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 427.110047] print_cpu_stall.cold.67+0x1f3/0x3c7 [ 427.125270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 427.129653] ? print_other_cpu_stall+0x160/0x160 [ 427.144097] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 427.148827] ? print_usage_bug+0xc0/0xc0 [ 427.157625] 268 total pagecache pages [ 427.162356] ? kasan_check_read+0x11/0x20 [ 427.170901] 0 pages in swap cache [ 427.174933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.178702] Swap cache stats: add 0, delete 0, find 0/0 [ 427.182839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.186259] Free swap = 0kB [ 427.191772] ? do_trace_rcu_torture_read+0x10/0x10 [ 427.197098] Total swap = 0kB [ 427.202616] ? rcu_preempt_need_deferred_qs+0x74/0x1f0 [ 427.205618] 1965979 pages RAM [ 427.210527] ? __lock_is_held+0xb5/0x140 [ 427.213515] 0 pages HighMem/MovableOnly [ 427.218769] ? __rcu_read_lock+0x50/0x50 [ 427.221838] 342853 pages reserved [ 427.225875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.229815] 0 pages cma reserved [ 427.233853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.237411] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.242787] ? check_preemption_disabled+0x48/0x280 [ 427.246117] rsyslogd cpuset=/ mems_allowed=0 [ 427.251721] rcu_check_callbacks+0xf3b/0x13f0 [ 427.275631] ? rcutree_dead_cpu+0x10/0x10 [ 427.279767] ? lock_downgrade+0x900/0x900 [ 427.283906] ? lock_release+0x930/0xa00 [ 427.287871] ? zap_class+0x640/0x640 [ 427.291581] ? zap_class+0x640/0x640 [ 427.295282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.300890] ? pvclock_gtod_notify+0x2e3/0x3e0 [ 427.305482] ? kvm_set_tsc_khz+0x540/0x540 [ 427.309708] ? warn_alloc.cold.116+0xd1/0x1bd [ 427.314195] ? find_held_lock+0x36/0x1c0 [ 427.318246] ? zap_class+0x640/0x640 [ 427.321953] ? timekeeping_advance+0x3cc/0xc00 [ 427.326611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.332346] ? check_preemption_disabled+0x48/0x280 [ 427.337356] ? trace_hardirqs_off+0xb8/0x310 [ 427.341754] ? __lock_is_held+0xb5/0x140 [ 427.345802] ? trace_hardirqs_on+0x310/0x310 [ 427.350201] ? check_preemption_disabled+0x48/0x280 [ 427.355207] ? raise_softirq+0x199/0x420 [ 427.359265] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 427.364008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.369533] ? check_preemption_disabled+0x48/0x280 [ 427.374641] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.380171] ? hrtimer_run_queues+0x9a/0x400 [ 427.384570] ? run_local_timers+0x19b/0x230 [ 427.388875] ? timer_clear_idle+0x90/0x90 [ 427.393007] ? debug_smp_processor_id+0x1c/0x20 [ 427.397661] ? irqtime_account_process_tick.isra.6+0x114/0x490 [ 427.403625] ? account_process_tick+0x282/0x350 [ 427.408286] update_process_times+0x2d/0x70 [ 427.412597] tick_sched_handle+0x9f/0x180 [ 427.416735] tick_sched_timer+0x45/0x130 [ 427.420780] __hrtimer_run_queues+0x41c/0x10d0 [ 427.425351] ? tick_sched_do_timer+0x1a0/0x1a0 [ 427.429927] ? hrtimer_start_range_ns+0xe00/0xe00 [ 427.434767] ? pvclock_read_flags+0x160/0x160 [ 427.439261] ? trace_hardirqs_on+0x310/0x310 [ 427.443660] ? kvm_clock_read+0x18/0x30 [ 427.447620] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.452622] ? ktime_get_update_offsets_now+0x3b3/0x540 [ 427.457977] ? do_timer+0x50/0x50 [ 427.461415] ? rwlock_bug.part.2+0x90/0x90 [ 427.465644] ? trace_hardirqs_on+0x310/0x310 [ 427.470039] ? rcu_softirq_qs+0x20/0x20 [ 427.474009] hrtimer_interrupt+0x313/0x780 [ 427.478244] smp_apic_timer_interrupt+0x1a1/0x760 [ 427.483072] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.488949] ? interrupt_entry+0xb5/0xc0 [ 427.492997] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.497996] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.502650] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.507494] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.512504] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.517338] apic_timer_interrupt+0xf/0x20 [ 427.521561] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 427.526912] Code: 3f 7e 0f 85 32 ff ff ff e8 75 1d 3e ff e9 28 ff ff ff e8 ec 52 c3 ff 48 83 3d f4 9b 8f 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 d2 ac [ 427.545800] RSP: 0000:ffff8801daf07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 427.553503] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1002fd5f9e9 [ 427.560753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 [ 427.568005] RBP: ffff8801daf074c0 R08: ffff88017eafcf48 R09: 0000000000000002 [ 427.575260] R10: 0000000000000000 R11: ffff88017eafc680 R12: ffff8801d9bee600 [ 427.582612] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286 [ 427.589869] ? apic_timer_interrupt+0xa/0x20 [ 427.594285] ? ipv6_get_ifaddr+0x42e/0x620 [ 427.598514] __alloc_skb+0x119/0x770 [ 427.602210] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.607475] ? netdev_alloc_frag+0x1f0/0x1f0 [ 427.611866] ? lock_downgrade+0x900/0x900 [ 427.616002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.621527] ? refcount_sub_and_test_checked+0x203/0x310 [ 427.626969] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 427.632404] ? addrconf_rs_timer+0x690/0x690 [ 427.636807] ndisc_alloc_skb+0x144/0x340 [ 427.640856] ndisc_send_rs+0x331/0x6e0 [ 427.644821] addrconf_rs_timer+0x314/0x690 [ 427.649044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.653275] call_timer_fn+0x272/0x920 [ 427.657153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.661371] ? process_timeout+0x40/0x40 [ 427.665423] ? __run_timers+0x7da/0xc70 [ 427.669382] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.673878] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.678357] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.682574] ? lockdep_hardirqs_on+0x296/0x5b0 [ 427.687147] ? trace_hardirqs_on+0xbd/0x310 [ 427.691457] ? kasan_check_read+0x11/0x20 [ 427.695588] ? __run_timers+0x7da/0xc70 [ 427.699551] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.704644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.708871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.713089] __run_timers+0x7e5/0xc70 [ 427.716888] ? timer_fixup_init+0x70/0x70 [ 427.721028] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 427.726029] ? zap_class+0x640/0x640 [ 427.729729] ? enqueue_hrtimer+0x1a5/0x560 [ 427.733953] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 427.739142] ? find_held_lock+0x36/0x1c0 [ 427.743196] ? zap_class+0x640/0x640 [ 427.746903] ? pvclock_read_flags+0x160/0x160 [ 427.751387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.756913] ? check_preemption_disabled+0x48/0x280 [ 427.761936] ? __lock_is_held+0xb5/0x140 [ 427.765981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.771507] ? check_preemption_disabled+0x48/0x280 [ 427.776510] run_timer_softirq+0x52/0xb0 [ 427.780557] ? rcu_read_lock_sched_held+0x14f/0x180 [ 427.785556] __do_softirq+0x308/0xb7e [ 427.789344] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 427.793840] ? lock_downgrade+0x900/0x900 [ 427.797982] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 427.803088] ? pvclock_read_flags+0x160/0x160 [ 427.807567] ? lapic_next_event+0x5a/0x90 [ 427.811700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.817235] ? kvm_clock_read+0x18/0x30 [ 427.821199] ? kvm_sched_clock_read+0x9/0x20 [ 427.825595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.831126] ? check_preemption_disabled+0x48/0x280 [ 427.836140] irq_exit+0x17f/0x1c0 [ 427.839585] smp_apic_timer_interrupt+0x1cb/0x760 [ 427.844413] ? smp_call_function_single_interrupt+0x159/0x650 [ 427.850284] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.856154] ? interrupt_entry+0xb5/0xc0 [ 427.860202] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.865204] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.870210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.875041] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.880040] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.885041] ? task_prio+0x50/0x50 [ 427.888565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.894091] ? check_preemption_disabled+0x48/0x280 [ 427.899105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.903960] apic_timer_interrupt+0xf/0x20 [ 427.908282] [ 427.910508] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 427.915426] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 427.934312] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 427.942007] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 427.949264] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 427.956517] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 427.963772] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 427.971026] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 427.978321] skb_clone+0x1bb/0x500 [ 427.981940] ? finish_task_switch+0x2f4/0x910 [ 427.986421] ? skb_split+0x11e0/0x11e0 [ 427.990300] ? preempt_notifier_register+0x200/0x200 [ 427.995414] ? __switch_to_asm+0x34/0x70 [ 427.999472] ? __switch_to_asm+0x34/0x70 [ 428.003515] ? __switch_to_asm+0x40/0x70 [ 428.007560] ? __switch_to_asm+0x34/0x70 [ 428.011605] ? __switch_to_asm+0x40/0x70 [ 428.015655] ? __switch_to_asm+0x34/0x70 [ 428.019707] ? __switch_to_asm+0x40/0x70 [ 428.023755] ? __switch_to_asm+0x34/0x70 [ 428.027802] ? __switch_to_asm+0x34/0x70 [ 428.031847] ? __switch_to_asm+0x40/0x70 [ 428.035895] ? __switch_to_asm+0x34/0x70 [ 428.039945] bpf_clone_redirect+0xb9/0x490 [ 428.044166] ? __schedule+0x8d7/0x21d0 [ 428.048042] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 428.053046] ? __sched_text_start+0x8/0x8 [ 428.057180] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 428.061933] ? find_held_lock+0x36/0x1c0 [ 428.065983] ? lock_acquire+0x1ed/0x520 [ 428.069944] ? bpf_test_run+0x3cb/0x780 [ 428.073903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.079425] ? check_preemption_disabled+0x48/0x280 [ 428.084434] ? kasan_check_read+0x11/0x20 [ 428.088568] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.093839] ? rcu_softirq_qs+0x20/0x20 [ 428.097821] ? preempt_schedule+0x4d/0x60 [ 428.101967] ? ___preempt_schedule+0x16/0x18 [ 428.106363] ? bpf_test_run+0x25d/0x780 [ 428.110333] ? netlink_diag_dump+0x2a0/0x2a0 [ 428.114817] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.120338] ? bpf_test_init.isra.10+0x70/0x100 [ 428.124997] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 428.129745] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 428.134574] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 428.140102] ? fput+0x130/0x1a0 [ 428.143376] ? __bpf_prog_get+0x9b/0x290 [ 428.147428] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 428.152261] ? bpf_prog_test_run+0x130/0x1a0 [ 428.156655] ? __x64_sys_bpf+0x3d8/0x520 [ 428.160700] ? bpf_prog_get+0x20/0x20 [ 428.164499] ? do_syscall_64+0x1b9/0x820 [ 428.168546] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 428.173896] ? syscall_return_slowpath+0x5e0/0x5e0 [ 428.178815] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.183814] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 428.188907] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 428.195566] ? __switch_to_asm+0x40/0x70 [ 428.199617] ? __switch_to_asm+0x34/0x70 [ 428.203668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.208501] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.213873] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 428.214299] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 428.220622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.227193] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 428.236449] Call Trace: [ 428.246909] syz-executor1 cpuset=syz1 mems_allowed=0 [ 428.249471] [ 428.256675] dump_stack+0x244/0x39d [ 428.260290] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.265477] warn_alloc.cold.116+0xb7/0x1bd [ 428.269787] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.274620] ? lock_downgrade+0x900/0x900 [ 428.278759] ? trace_hardirqs_off+0xb8/0x310 [ 428.283160] ? trace_hardirqs_off+0xb8/0x310 [ 428.287583] __alloc_pages_slowpath+0x26e8/0x2e10 [ 428.292433] ? warn_alloc+0x120/0x120 [ 428.296229] ? warn_alloc+0x120/0x120 [ 428.300123] ? warn_alloc+0x120/0x120 [ 428.303910] ? print_usage_bug+0xc0/0xc0 [ 428.307965] ? print_usage_bug+0xc0/0xc0 [ 428.312010] ? mark_held_locks+0x130/0x130 [ 428.316236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.321758] ? should_fail+0x22d/0xd01 [ 428.325641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.330734] ? __lock_acquire+0x62f/0x4c20 [ 428.334956] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.340042] ? should_fail+0x22d/0xd01 [ 428.343922] ? mark_held_locks+0x130/0x130 [ 428.348246] ? mark_held_locks+0x130/0x130 [ 428.352467] ? print_usage_bug+0xc0/0xc0 [ 428.356518] ? find_held_lock+0x36/0x1c0 [ 428.360565] ? zap_class+0x640/0x640 [ 428.364266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.369802] ? check_preemption_disabled+0x48/0x280 [ 428.374812] ? __lock_is_held+0xb5/0x140 [ 428.379555] __alloc_pages_nodemask+0xa80/0xde0 [ 428.384209] ? zap_class+0x640/0x640 [ 428.387937] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 428.392948] ? find_held_lock+0x36/0x1c0 [ 428.397005] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.401664] ? lock_downgrade+0x900/0x900 [ 428.405805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.411330] cache_grow_begin+0xa5/0x8c0 [ 428.415379] ? do_raw_spin_unlock+0xa7/0x330 [ 428.419780] fallback_alloc+0x204/0x2e0 [ 428.423743] ____cache_alloc_node+0x1c7/0x1e0 [ 428.428226] kmem_cache_alloc_node+0xe3/0x730 [ 428.432704] ? mark_held_locks+0xc7/0x130 [ 428.436867] __alloc_skb+0x119/0x770 [ 428.440567] ? netdev_alloc_frag+0x1f0/0x1f0 [ 428.444960] ? do_raw_spin_trylock+0x270/0x270 [ 428.449533] ? kmem_cache_alloc_trace+0x353/0x750 [ 428.454365] ? queue_work_on+0x12c/0x1e0 [ 428.458419] ? switchdev_port_obj_del+0xdc/0x440 [ 428.463160] ? switchdev_trans_item_enqueue+0x260/0x260 [ 428.468513] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 428.473518] __br_mdb_notify+0x4ff/0x15d0 [ 428.477661] ? __br_mdb_add+0x7f0/0x7f0 [ 428.481623] ? __lock_acquire+0x62f/0x4c20 [ 428.485847] ? ___ratelimit+0x3b4/0x672 [ 428.489822] ? debug_object_init_on_stack+0x20/0x20 [ 428.494822] ? zap_class+0x640/0x640 [ 428.498669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.504201] br_mdb_notify+0x310/0x410 [ 428.508080] ? br_mdb_dump+0x27b0/0x27b0 [ 428.512143] br_multicast_del_pg+0x3df/0x790 [ 428.516549] ? br_mdb_ip_get+0x940/0x940 [ 428.520596] ? rwlock_bug.part.2+0x90/0x90 [ 428.524822] ? __lock_is_held+0xb5/0x140 [ 428.528877] br_multicast_port_group_expired+0x189/0x1e0 [ 428.534312] call_timer_fn+0x272/0x920 [ 428.538277] ? br_multicast_del_pg+0x790/0x790 [ 428.542843] ? process_timeout+0x40/0x40 [ 428.546902] ? mark_held_locks+0xc7/0x130 [ 428.551036] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.555521] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.560001] ? br_multicast_del_pg+0x790/0x790 [ 428.564568] ? lockdep_hardirqs_on+0x296/0x5b0 [ 428.569136] ? trace_hardirqs_on+0xbd/0x310 [ 428.573503] ? kasan_check_read+0x11/0x20 [ 428.577632] ? __run_timers+0x7da/0xc70 [ 428.581591] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.586705] ? br_multicast_del_pg+0x790/0x790 [ 428.591276] ? br_multicast_del_pg+0x790/0x790 [ 428.595843] __run_timers+0x7e5/0xc70 [ 428.599639] ? timer_fixup_init+0x70/0x70 [ 428.603772] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 428.608773] ? zap_class+0x640/0x640 [ 428.612491] ? print_usage_bug+0xc0/0xc0 [ 428.616538] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 428.621718] ? find_held_lock+0x36/0x1c0 [ 428.625772] ? zap_class+0x640/0x640 [ 428.629577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.635103] ? check_preemption_disabled+0x48/0x280 [ 428.640115] ? __lock_is_held+0xb5/0x140 [ 428.644163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.649686] ? check_preemption_disabled+0x48/0x280 [ 428.654690] run_timer_softirq+0x52/0xb0 [ 428.658736] ? rcu_read_lock_sched_held+0x14f/0x180 [ 428.663740] __do_softirq+0x308/0xb7e [ 428.667529] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 428.672011] ? lock_downgrade+0x900/0x900 [ 428.676150] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 428.681248] ? pvclock_read_flags+0x160/0x160 [ 428.685733] ? lapic_next_event+0x5a/0x90 [ 428.689878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.695404] ? kvm_clock_read+0x18/0x30 [ 428.699452] ? kvm_sched_clock_read+0x9/0x20 [ 428.703860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.709394] ? check_preemption_disabled+0x48/0x280 [ 428.714412] irq_exit+0x17f/0x1c0 [ 428.717849] smp_apic_timer_interrupt+0x1cb/0x760 [ 428.722676] ? smp_reschedule_interrupt+0x109/0x650 [ 428.727677] ? smp_call_function_single_interrupt+0x650/0x650 [ 428.733543] ? interrupt_entry+0xb5/0xc0 [ 428.737589] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.742589] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.747603] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.752434] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.757439] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.762452] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.767284] apic_timer_interrupt+0xf/0x20 [ 428.771503] [ 428.773725] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 428.779159] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 428.798056] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 428.805750] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 428.813002] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 428.820252] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 428.827507] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 428.834759] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 428.842045] ? check_preemption_disabled+0x3a/0x280 [ 428.847056] ? check_preemption_disabled+0x43/0x280 [ 428.852067] check_preemption_disabled+0x43/0x280 [ 428.856899] debug_smp_processor_id+0x1c/0x20 [ 428.861384] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 428.866649] ? rcu_pm_notify+0xc0/0xc0 [ 428.870520] ? __lock_is_held+0xb5/0x140 [ 428.874584] rcu_read_lock_held+0x90/0xc0 [ 428.878720] list_lru_count_one+0x31a/0x450 [ 428.883028] ? list_lru_isolate_move+0x3c0/0x3c0 [ 428.887779] ? deferred_split_count+0x65/0x170 [ 428.892345] ? shrink_huge_zero_page_count+0xc8/0x100 [ 428.897525] super_cache_count+0x1b9/0x2e0 [ 428.901754] do_shrink_slab+0x1b1/0xd30 [ 428.905716] ? lock_acquire+0x1ed/0x520 [ 428.909677] ? snapshot_refaults+0x290/0x290 [ 428.914071] ? lock_release+0xa00/0xa00 [ 428.918042] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 428.922964] ? down_read_trylock+0xda/0x140 [ 428.927269] ? shrink_slab+0x207/0x8c0 [ 428.931144] ? downgrade_write+0x270/0x270 [ 428.935376] shrink_slab+0x389/0x8c0 [ 428.939089] ? shrink_active_list+0x1f00/0x1f00 [ 428.943750] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 428.949361] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 428.954455] ? cgroup_procs_write_finish+0xf0/0xf0 [ 428.959374] ? find_held_lock+0x36/0x1c0 [ 428.963424] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.968948] shrink_node+0x431/0x16b0 [ 428.972738] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 428.978027] ? shrink_node_memcg+0x18f0/0x18f0 [ 428.982696] ? kvm_clock_read+0x18/0x30 [ 428.986655] ? ktime_get+0x2c1/0x400 [ 428.990357] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 428.994841] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.000363] ? __cpuset_node_allowed+0x19b/0x660 [ 429.005104] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 429.010888] ? delayacct_end+0x5a/0x100 [ 429.014858] do_try_to_free_pages+0x3e7/0x1290 [ 429.019424] ? zap_class+0x640/0x640 [ 429.023146] ? shrink_node+0x16b0/0x16b0 [ 429.027195] ? __lock_is_held+0xb5/0x140 [ 429.031255] try_to_free_pages+0x4d0/0xb90 [ 429.035480] ? do_try_to_free_pages+0x1290/0x1290 [ 429.040335] ? lock_acquire+0x1ed/0x520 [ 429.044299] ? set_page_refcounted+0x280/0x280 [ 429.048872] ? lock_release+0xa00/0xa00 [ 429.052830] ? _raw_spin_unlock_irq+0x60/0x80 [ 429.057311] ? psi_memstall_enter+0x240/0x2b0 [ 429.061796] ? psi_memstall_tick+0x230/0x230 [ 429.066203] __alloc_pages_slowpath+0xa14/0x2e10 [ 429.070969] ? warn_alloc+0x120/0x120 [ 429.074753] ? mark_held_locks+0x130/0x130 [ 429.078985] ? warn_alloc+0x120/0x120 [ 429.082772] ? print_usage_bug+0xc0/0xc0 [ 429.086819] ? print_usage_bug+0xc0/0xc0 [ 429.090866] ? perf_event_update_userpage+0xcd0/0xcd0 [ 429.096050] ? print_usage_bug+0xc0/0xc0 [ 429.100099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.105619] ? should_fail+0x22d/0xd01 [ 429.109489] ? zap_class+0x640/0x640 [ 429.113192] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.118287] ? zap_class+0x640/0x640 [ 429.122007] ? __lock_is_held+0xb5/0x140 [ 429.126066] ? zap_class+0x640/0x640 [ 429.129769] ? lock_release+0xa00/0xa00 [ 429.133728] ? perf_trace_sched_process_exec+0x860/0x860 [ 429.139162] ? check_preemption_disabled+0x48/0x280 [ 429.144177] ? __might_sleep+0x95/0x190 [ 429.148144] __alloc_pages_nodemask+0xa80/0xde0 [ 429.152796] ? zap_class+0x640/0x640 [ 429.156498] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.161597] ? mark_held_locks+0xc7/0x130 [ 429.165734] ? cache_grow_begin+0x65/0x8c0 [ 429.170070] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 429.174655] ? trace_hardirqs_on+0xbd/0x310 [ 429.178963] ? fallback_alloc+0x204/0x2e0 [ 429.183105] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.188196] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.193925] cache_grow_begin+0xa5/0x8c0 [ 429.197969] ? do_raw_spin_unlock+0xa7/0x330 [ 429.202371] fallback_alloc+0x204/0x2e0 [ 429.206344] ____cache_alloc_node+0x1c7/0x1e0 [ 429.210831] kmem_cache_alloc_trace+0x214/0x750 [ 429.215495] do_syslog+0xb9b/0x1690 [ 429.219116] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 429.224119] ? finish_wait+0x430/0x430 [ 429.228011] ? aa_path_link+0x5e0/0x5e0 [ 429.231979] kmsg_read+0x8f/0xc0 [ 429.235334] ? kmsg_poll+0xb0/0xb0 [ 429.238862] proc_reg_read+0x2a3/0x3d0 [ 429.242740] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 429.247655] ? mark_held_locks+0xc7/0x130 [ 429.251793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.257317] ? fsnotify+0x4e5/0xf20 [ 429.260935] __vfs_read+0x117/0x9b0 [ 429.264548] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 429.269462] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 429.274376] ? vfs_copy_file_range+0xb90/0xb90 [ 429.278941] ? fsnotify+0xf20/0xf20 [ 429.282556] ? fsnotify_first_mark+0x350/0x350 [ 429.287219] ? security_file_permission+0x1c2/0x220 [ 429.292234] ? rw_verify_area+0x118/0x360 [ 429.296368] vfs_read+0x17f/0x3c0 [ 429.299813] ksys_read+0x101/0x260 [ 429.303340] ? kernel_write+0x120/0x120 [ 429.307302] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.312394] __x64_sys_read+0x73/0xb0 [ 429.316183] do_syscall_64+0x1b9/0x820 [ 429.320056] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 429.325405] ? syscall_return_slowpath+0x5e0/0x5e0 [ 429.330577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.335408] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.340412] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 429.345414] ? prepare_exit_to_usermode+0x291/0x3b0 [ 429.350420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.355342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.360516] RIP: 0033:0x7fe74e2211fd [ 429.364223] Code: Bad RIP value. [ 429.367568] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 429.375264] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 429.382519] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 429.389772] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 429.397024] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 429.404277] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 429.411551] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 429.411553] Mem-Info: [ 429.411579] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 429.411579] active_file:15 inactive_file:9 isolated_file:0 [ 429.411579] unevictable:0 dirty:0 writeback:0 unstable:0 [ 429.411579] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 429.411579] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 429.411579] free:13746 free_pcp:134 free_cma:0 [ 429.418818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.421231] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 429.453998] Call Trace: [ 429.463327] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 429.490797] [ 429.493353] lowmem_reserve[]: 0 2818 6321 6321 [ 429.519441] dump_stack+0x244/0x39d [ 429.521554] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 429.526119] ? dump_stack_print_info.cold.1+0x20/0x20 [ 429.529708] lowmem_reserve[]: 0 0 3503 3503 [ 429.557025] warn_alloc.cold.116+0xb7/0x1bd [ 429.562175] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 429.566477] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 429.570784] lowmem_reserve[]: 0 0 0 0 [ 429.599579] ? lock_downgrade+0x900/0x900 [ 429.604386] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 429.608172] ? trace_hardirqs_off+0xb8/0x310 [ 429.612281] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 429.625784] ? trace_hardirqs_off+0xb8/0x310 [ 429.630156] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 429.645409] __alloc_pages_slowpath+0x26e8/0x2e10 [ 429.649783] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 429.664256] ? warn_alloc+0x120/0x120 [ 429.669056] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 429.677867] ? print_usage_bug+0xc0/0xc0 [ 429.681633] 268 total pagecache pages [ 429.690188] ? warn_alloc+0x120/0x120 [ 429.694222] 0 pages in swap cache [ 429.697995] ? warn_alloc+0x120/0x120 [ 429.701765] Swap cache stats: add 0, delete 0, find 0/0 [ 429.705195] ? print_usage_bug+0xc0/0xc0 [ 429.708966] Free swap = 0kB [ 429.714307] ? kvm_clock_read+0x18/0x30 [ 429.718337] Total swap = 0kB [ 429.721337] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.725280] 1965979 pages RAM [ 429.728274] ? print_usage_bug+0xc0/0xc0 [ 429.733253] 0 pages HighMem/MovableOnly [ 429.736341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.740362] 342853 pages reserved [ 429.744313] ? should_fail+0x22d/0xd01 [ 429.749811] 0 pages cma reserved [ 429.753256] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.757589] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.760454] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.760467] ? __lock_acquire+0x62f/0x4c20 [ 429.765984] rsyslogd cpuset=/ mems_allowed=0 [ 429.776009] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.776023] ? __lock_acquire+0x62f/0x4c20 [ 429.799277] ? should_fail+0x22d/0xd01 [ 429.803152] ? rcu_irq_exit+0x1a2/0x390 [ 429.807119] ? mark_held_locks+0x130/0x130 [ 429.811342] ? mark_held_locks+0x130/0x130 [ 429.815563] ? mark_held_locks+0xc7/0x130 [ 429.819699] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 429.824701] ? zap_class+0x640/0x640 [ 429.828401] ? print_usage_bug+0xc0/0xc0 [ 429.832471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.838001] ? check_preemption_disabled+0x48/0x280 [ 429.843022] ? __lock_is_held+0xb5/0x140 [ 429.847074] __alloc_pages_nodemask+0xa80/0xde0 [ 429.851731] ? zap_class+0x640/0x640 [ 429.855437] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.860450] ? find_held_lock+0x36/0x1c0 [ 429.864505] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.869160] ? lock_downgrade+0x900/0x900 [ 429.873301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.878827] cache_grow_begin+0xa5/0x8c0 [ 429.882872] ? do_raw_spin_unlock+0xa7/0x330 [ 429.887291] fallback_alloc+0x204/0x2e0 [ 429.891258] ____cache_alloc_node+0x1c7/0x1e0 [ 429.895741] kmem_cache_alloc_node+0xe3/0x730 [ 429.900226] ? ipv6_get_ifaddr+0x42e/0x620 [ 429.904456] __alloc_skb+0x119/0x770 [ 429.908154] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.913417] ? netdev_alloc_frag+0x1f0/0x1f0 [ 429.917907] ? lock_downgrade+0x900/0x900 [ 429.922048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.927570] ? refcount_sub_and_test_checked+0x203/0x310 [ 429.933010] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 429.938444] ? addrconf_rs_timer+0x690/0x690 [ 429.942858] ndisc_alloc_skb+0x144/0x340 [ 429.946917] ndisc_send_rs+0x331/0x6e0 [ 429.950798] addrconf_rs_timer+0x314/0x690 [ 429.955026] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.959344] call_timer_fn+0x272/0x920 [ 429.963215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.967436] ? process_timeout+0x40/0x40 [ 429.971491] ? __run_timers+0x7da/0xc70 [ 429.975450] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.979930] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.984416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.988747] ? lockdep_hardirqs_on+0x296/0x5b0 [ 429.993319] ? trace_hardirqs_on+0xbd/0x310 [ 429.997627] ? kasan_check_read+0x11/0x20 [ 430.001762] ? __run_timers+0x7da/0xc70 [ 430.005724] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.010816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.015037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.019259] __run_timers+0x7e5/0xc70 [ 430.023055] ? timer_fixup_init+0x70/0x70 [ 430.027192] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.032194] ? zap_class+0x640/0x640 [ 430.035898] ? enqueue_hrtimer+0x1a5/0x560 [ 430.040121] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.045302] ? find_held_lock+0x36/0x1c0 [ 430.049356] ? zap_class+0x640/0x640 [ 430.053057] ? pvclock_read_flags+0x160/0x160 [ 430.057538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.063064] ? check_preemption_disabled+0x48/0x280 [ 430.068072] ? __lock_is_held+0xb5/0x140 [ 430.072129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.077658] ? check_preemption_disabled+0x48/0x280 [ 430.082665] run_timer_softirq+0x52/0xb0 [ 430.086717] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.091721] __do_softirq+0x308/0xb7e [ 430.095512] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.099999] ? lock_downgrade+0x900/0x900 [ 430.104136] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.109245] ? pvclock_read_flags+0x160/0x160 [ 430.113730] ? lapic_next_event+0x5a/0x90 [ 430.117865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.123394] ? kvm_clock_read+0x18/0x30 [ 430.127354] ? kvm_sched_clock_read+0x9/0x20 [ 430.131751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.137277] ? check_preemption_disabled+0x48/0x280 [ 430.142285] irq_exit+0x17f/0x1c0 [ 430.145728] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.150555] ? smp_call_function_single_interrupt+0x159/0x650 [ 430.156423] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.162295] ? interrupt_entry+0xb5/0xc0 [ 430.166342] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.171347] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.176349] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.181179] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.186181] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.191182] ? task_prio+0x50/0x50 [ 430.194708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.200249] ? check_preemption_disabled+0x48/0x280 [ 430.205254] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.210088] apic_timer_interrupt+0xf/0x20 [ 430.214308] [ 430.216531] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 430.221460] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 430.240355] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 430.248047] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 430.255301] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 430.262553] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 430.269807] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 430.277083] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 430.284367] skb_clone+0x1bb/0x500 [ 430.287898] ? finish_task_switch+0x2f4/0x910 [ 430.292392] ? skb_split+0x11e0/0x11e0 [ 430.296269] ? preempt_notifier_register+0x200/0x200 [ 430.301357] ? __switch_to_asm+0x34/0x70 [ 430.305408] ? __switch_to_asm+0x34/0x70 [ 430.309458] ? __switch_to_asm+0x40/0x70 [ 430.313505] ? __switch_to_asm+0x34/0x70 [ 430.317557] ? __switch_to_asm+0x40/0x70 [ 430.321603] ? __switch_to_asm+0x34/0x70 [ 430.325645] ? __switch_to_asm+0x40/0x70 [ 430.329699] ? __switch_to_asm+0x34/0x70 [ 430.333743] ? __switch_to_asm+0x34/0x70 [ 430.337790] ? __switch_to_asm+0x40/0x70 [ 430.341837] ? __switch_to_asm+0x34/0x70 [ 430.345886] bpf_clone_redirect+0xb9/0x490 [ 430.350113] ? __schedule+0x8d7/0x21d0 [ 430.354000] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 430.359003] ? __sched_text_start+0x8/0x8 [ 430.363148] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 430.367906] ? find_held_lock+0x36/0x1c0 [ 430.371963] ? lock_acquire+0x1ed/0x520 [ 430.375932] ? bpf_test_run+0x3cb/0x780 [ 430.379895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.385425] ? check_preemption_disabled+0x48/0x280 [ 430.390431] ? kasan_check_read+0x11/0x20 [ 430.394563] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.399827] ? rcu_softirq_qs+0x20/0x20 [ 430.403786] ? preempt_schedule+0x4d/0x60 [ 430.407923] ? ___preempt_schedule+0x16/0x18 [ 430.412320] ? bpf_test_run+0x25d/0x780 [ 430.416290] ? netlink_diag_dump+0x2a0/0x2a0 [ 430.420689] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.426210] ? bpf_test_init.isra.10+0x70/0x100 [ 430.430867] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 430.435615] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 430.440442] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 430.445966] ? fput+0x130/0x1a0 [ 430.449233] ? __bpf_prog_get+0x9b/0x290 [ 430.453283] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 430.458115] ? bpf_prog_test_run+0x130/0x1a0 [ 430.462511] ? __x64_sys_bpf+0x3d8/0x520 [ 430.466557] ? bpf_prog_get+0x20/0x20 [ 430.470359] ? do_syscall_64+0x1b9/0x820 [ 430.474407] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 430.479763] ? syscall_return_slowpath+0x5e0/0x5e0 [ 430.484683] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.489687] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 430.494694] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 430.501816] ? __switch_to_asm+0x40/0x70 [ 430.505861] ? __switch_to_asm+0x34/0x70 [ 430.509917] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.514751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 430.520150] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 430.520226] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 430.526914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.526918] Call Trace: [ 430.526923] [ 430.526939] dump_stack+0x244/0x39d [ 430.526957] ? dump_stack_print_info.cold.1+0x20/0x20 [ 430.533743] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.543143] warn_alloc.cold.116+0xb7/0x1bd [ 430.545696] syz-executor1 cpuset=syz1 mems_allowed=0 [ 430.547833] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.581303] ? lock_downgrade+0x900/0x900 [ 430.585464] ? trace_hardirqs_off+0xb8/0x310 [ 430.589903] ? trace_hardirqs_off+0xb8/0x310 [ 430.594308] ? noop_count+0x40/0x40 [ 430.597944] __alloc_pages_slowpath+0x26e8/0x2e10 [ 430.602804] ? check_usage+0x1aa/0x790 [ 430.606705] ? warn_alloc+0x120/0x120 [ 430.610511] ? warn_alloc+0x120/0x120 [ 430.614309] ? __bfs+0xb0/0x780 [ 430.617597] ? print_bfs_bug+0x80/0x80 [ 430.621485] ? warn_alloc+0x120/0x120 [ 430.625287] ? print_usage_bug+0xc0/0xc0 [ 430.629355] ? mark_held_locks+0x130/0x130 [ 430.633595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.639134] ? should_fail+0x22d/0xd01 [ 430.643026] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 430.648923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.654027] ? __lock_acquire+0x62f/0x4c20 [ 430.658265] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.663378] ? should_fail+0x22d/0xd01 [ 430.667277] ? mark_held_locks+0x130/0x130 [ 430.671516] ? mark_held_locks+0x130/0x130 [ 430.675753] ? print_usage_bug+0xc0/0xc0 [ 430.679818] ? find_held_lock+0x36/0x1c0 [ 430.683893] ? zap_class+0x640/0x640 [ 430.687615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.693161] ? check_preemption_disabled+0x48/0x280 [ 430.698186] ? __lock_is_held+0xb5/0x140 [ 430.702256] __alloc_pages_nodemask+0xa80/0xde0 [ 430.706926] ? zap_class+0x640/0x640 [ 430.710643] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.715669] ? find_held_lock+0x36/0x1c0 [ 430.719756] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.724427] ? lock_downgrade+0x900/0x900 [ 430.728585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.734127] cache_grow_begin+0xa5/0x8c0 [ 430.738191] ? do_raw_spin_unlock+0xa7/0x330 [ 430.742611] fallback_alloc+0x204/0x2e0 [ 430.746592] ____cache_alloc_node+0x1c7/0x1e0 [ 430.751091] kmem_cache_alloc_node+0xe3/0x730 [ 430.755587] ? mark_held_locks+0xc7/0x130 [ 430.759749] __alloc_skb+0x119/0x770 [ 430.763472] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.767894] ? do_raw_spin_trylock+0x270/0x270 [ 430.772476] ? kmem_cache_alloc_trace+0x353/0x750 [ 430.777323] ? queue_work_on+0x12c/0x1e0 [ 430.781395] ? switchdev_port_obj_del+0xdc/0x440 [ 430.786159] ? switchdev_trans_item_enqueue+0x260/0x260 [ 430.791526] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 430.796549] __br_mdb_notify+0x4ff/0x15d0 [ 430.800705] ? __br_mdb_add+0x7f0/0x7f0 [ 430.804690] ? zap_class+0x640/0x640 [ 430.808412] ? br_multicast_group_expired+0x96/0x610 [ 430.813522] br_mdb_notify+0x310/0x410 [ 430.817408] ? br_mdb_dump+0x27b0/0x27b0 [ 430.821476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.827026] br_multicast_group_expired+0x1bc/0x610 [ 430.832049] ? br_mdb_free+0x80/0x80 [ 430.835771] call_timer_fn+0x272/0x920 [ 430.839660] ? br_mdb_free+0x80/0x80 [ 430.843377] ? process_timeout+0x40/0x40 [ 430.847445] ? mark_held_locks+0xc7/0x130 [ 430.851595] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.856089] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.860582] ? br_mdb_free+0x80/0x80 [ 430.864300] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.868897] ? trace_hardirqs_on+0xbd/0x310 [ 430.873221] ? kasan_check_read+0x11/0x20 [ 430.877378] ? __run_timers+0x7da/0xc70 [ 430.881352] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.886459] ? br_multicast_del_pg+0x790/0x790 [ 430.891045] ? br_mdb_free+0x80/0x80 [ 430.894760] __run_timers+0x7e5/0xc70 [ 430.898574] ? timer_fixup_init+0x70/0x70 [ 430.902724] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.907742] ? zap_class+0x640/0x640 [ 430.911460] ? print_usage_bug+0xc0/0xc0 [ 430.915525] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.920722] ? find_held_lock+0x36/0x1c0 [ 430.924788] ? zap_class+0x640/0x640 [ 430.928510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.934048] ? check_preemption_disabled+0x48/0x280 [ 430.939079] ? __lock_is_held+0xb5/0x140 [ 430.943142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.948684] ? check_preemption_disabled+0x48/0x280 [ 430.953709] run_timer_softirq+0x52/0xb0 [ 430.957773] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.962793] __do_softirq+0x308/0xb7e [ 430.966596] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.971091] ? lock_downgrade+0x900/0x900 [ 430.975251] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.980361] ? pvclock_read_flags+0x160/0x160 [ 430.984873] ? lapic_next_event+0x5a/0x90 [ 430.989025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.994564] ? kvm_clock_read+0x18/0x30 [ 430.998541] ? kvm_sched_clock_read+0x9/0x20 [ 431.002954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.008492] ? check_preemption_disabled+0x48/0x280 [ 431.013519] irq_exit+0x17f/0x1c0 [ 431.016978] smp_apic_timer_interrupt+0x1cb/0x760 [ 431.021820] ? smp_reschedule_interrupt+0x109/0x650 [ 431.026862] ? smp_call_function_single_interrupt+0x650/0x650 [ 431.032742] ? interrupt_entry+0xb5/0xc0 [ 431.036808] ? trace_hardirqs_off_caller+0xbb/0x310 [ 431.041828] ? trace_hardirqs_off_caller+0xbb/0x310 [ 431.046871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.051716] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.056730] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.061756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.066605] apic_timer_interrupt+0xf/0x20 [ 431.070832] [ 431.073086] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 431.078542] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 431.097439] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 431.105151] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 431.112418] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 431.119686] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 431.126952] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 431.134218] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 431.141589] ? check_preemption_disabled+0x3a/0x280 [ 431.146603] ? check_preemption_disabled+0x43/0x280 [ 431.151626] check_preemption_disabled+0x43/0x280 [ 431.156479] debug_smp_processor_id+0x1c/0x20 [ 431.160980] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 431.166264] ? rcu_pm_notify+0xc0/0xc0 [ 431.170156] ? __lock_is_held+0xb5/0x140 [ 431.174231] rcu_read_lock_held+0x90/0xc0 [ 431.178383] list_lru_count_one+0x31a/0x450 [ 431.182709] ? list_lru_isolate_move+0x3c0/0x3c0 [ 431.187469] ? deferred_split_count+0x65/0x170 [ 431.192052] ? shrink_huge_zero_page_count+0xc8/0x100 [ 431.197249] super_cache_count+0x1b9/0x2e0 [ 431.201488] do_shrink_slab+0x1b1/0xd30 [ 431.205470] ? lock_acquire+0x1ed/0x520 [ 431.209447] ? snapshot_refaults+0x290/0x290 [ 431.213865] ? lock_release+0xa00/0xa00 [ 431.217855] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 431.222796] ? down_read_trylock+0xda/0x140 [ 431.227125] ? shrink_slab+0x207/0x8c0 [ 431.231011] ? downgrade_write+0x270/0x270 [ 431.235256] shrink_slab+0x389/0x8c0 [ 431.238969] ? shrink_active_list+0x1f00/0x1f00 [ 431.243647] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 431.249276] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 431.254386] ? cgroup_procs_write_finish+0xf0/0xf0 [ 431.259323] ? find_held_lock+0x36/0x1c0 [ 431.263385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.268927] shrink_node+0x431/0x16b0 [ 431.272730] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 431.278031] ? shrink_node_memcg+0x18f0/0x18f0 [ 431.282617] ? kvm_clock_read+0x18/0x30 [ 431.286595] ? ktime_get+0x2c1/0x400 [ 431.290313] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 431.294810] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 431.300363] ? __cpuset_node_allowed+0x19b/0x660 [ 431.305122] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 431.310849] ? delayacct_end+0x5a/0x100 [ 431.314848] do_try_to_free_pages+0x3e7/0x1290 [ 431.319433] ? zap_class+0x640/0x640 [ 431.323163] ? shrink_node+0x16b0/0x16b0 [ 431.327227] ? __lock_is_held+0xb5/0x140 [ 431.331609] try_to_free_pages+0x4d0/0xb90 [ 431.335865] ? do_try_to_free_pages+0x1290/0x1290 [ 431.340721] ? lock_acquire+0x1ed/0x520 [ 431.344694] ? set_page_refcounted+0x280/0x280 [ 431.349283] ? lock_release+0xa00/0xa00 [ 431.353256] ? _raw_spin_unlock_irq+0x60/0x80 [ 431.357751] ? psi_memstall_enter+0x240/0x2b0 [ 431.362243] ? psi_memstall_tick+0x230/0x230 [ 431.366665] __alloc_pages_slowpath+0xa14/0x2e10 [ 431.371447] ? warn_alloc+0x120/0x120 [ 431.375248] ? mark_held_locks+0x130/0x130 [ 431.379494] ? warn_alloc+0x120/0x120 [ 431.383296] ? print_usage_bug+0xc0/0xc0 [ 431.387359] ? print_usage_bug+0xc0/0xc0 [ 431.391421] ? perf_event_update_userpage+0xcd0/0xcd0 [ 431.396612] ? print_usage_bug+0xc0/0xc0 [ 431.400680] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.406217] ? should_fail+0x22d/0xd01 [ 431.410107] ? zap_class+0x640/0x640 [ 431.413837] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.418941] ? zap_class+0x640/0x640 [ 431.422681] ? __lock_is_held+0xb5/0x140 [ 431.426749] ? zap_class+0x640/0x640 [ 431.430465] ? lock_release+0xa00/0xa00 [ 431.434438] ? perf_trace_sched_process_exec+0x860/0x860 [ 431.439888] ? check_preemption_disabled+0x48/0x280 [ 431.444912] ? __might_sleep+0x95/0x190 [ 431.448890] __alloc_pages_nodemask+0xa80/0xde0 [ 431.453560] ? zap_class+0x640/0x640 [ 431.457278] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 431.462309] ? mark_held_locks+0xc7/0x130 [ 431.466461] ? cache_grow_begin+0x65/0x8c0 [ 431.470697] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 431.475284] ? trace_hardirqs_on+0xbd/0x310 [ 431.479607] ? fallback_alloc+0x204/0x2e0 [ 431.483758] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.488868] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 431.494410] cache_grow_begin+0xa5/0x8c0 [ 431.498474] ? do_raw_spin_unlock+0xa7/0x330 [ 431.502893] fallback_alloc+0x204/0x2e0 [ 431.506878] ____cache_alloc_node+0x1c7/0x1e0 [ 431.511378] kmem_cache_alloc_trace+0x214/0x750 [ 431.516057] do_syslog+0xb9b/0x1690 [ 431.519701] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 431.524719] ? finish_wait+0x430/0x430 [ 431.528610] ? aa_path_link+0x5e0/0x5e0 [ 431.532595] kmsg_read+0x8f/0xc0 [ 431.535963] ? kmsg_poll+0xb0/0xb0 [ 431.539508] proc_reg_read+0x2a3/0x3d0 [ 431.543405] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 431.548334] ? mark_held_locks+0xc7/0x130 [ 431.552488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.558029] ? fsnotify+0x4e5/0xf20 [ 431.561665] __vfs_read+0x117/0x9b0 [ 431.565296] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 431.570225] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 431.575159] ? vfs_copy_file_range+0xb90/0xb90 [ 431.579742] ? fsnotify+0xf20/0xf20 [ 431.583416] ? fsnotify_first_mark+0x350/0x350 [ 431.588009] ? security_file_permission+0x1c2/0x220 [ 431.593030] ? rw_verify_area+0x118/0x360 [ 431.597185] vfs_read+0x17f/0x3c0 [ 431.600645] ksys_read+0x101/0x260 [ 431.604193] ? kernel_write+0x120/0x120 [ 431.608171] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.613278] __x64_sys_read+0x73/0xb0 [ 431.617085] do_syscall_64+0x1b9/0x820 [ 431.620974] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 431.626341] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.631268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.636116] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.641138] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 431.646158] ? prepare_exit_to_usermode+0x291/0x3b0 [ 431.651180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.656028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.661218] RIP: 0033:0x7fe74e2211fd [ 431.664947] Code: Bad RIP value. [ 431.668311] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 431.676019] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 431.683289] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 431.690559] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 431.697831] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 431.705100] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 431.712396] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 431.712421] warn_alloc_show_mem: 1 callbacks suppressed [ 431.712425] Mem-Info: [ 431.719675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.725042] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 431.725042] active_file:15 inactive_file:9 isolated_file:0 [ 431.725042] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.725042] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 431.725042] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 431.725042] free:13746 free_pcp:134 free_cma:0 [ 431.727420] Call Trace: [ 431.736811] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.769570] [ 431.772140] 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 [ 431.799637] dump_stack+0x244/0x39d [ 431.801764] lowmem_reserve[]: 0 2818 6321 6321 [ 431.827882] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.831484] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 431.836073] warn_alloc.cold.116+0xb7/0x1bd [ 431.841234] lowmem_reserve[]: 0 0 3503 3503 [ 431.868558] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.872855] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 431.877172] ? lock_downgrade+0x900/0x900 [ 431.881997] lowmem_reserve[]: 0 0 0 0 [ 431.910820] ? trace_hardirqs_off+0xb8/0x310 [ 431.914941] 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 [ 431.918741] ? trace_hardirqs_off+0xb8/0x310 [ 431.923124] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 431.936647] __alloc_pages_slowpath+0x26e8/0x2e10 [ 431.941035] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 431.956310] ? warn_alloc+0x120/0x120 [ 431.961111] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 431.975573] ? print_usage_bug+0xc0/0xc0 [ 431.979361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 431.988185] ? warn_alloc+0x120/0x120 [ 431.992227] 268 total pagecache pages [ 432.000802] ? warn_alloc+0x120/0x120 [ 432.004590] 0 pages in swap cache [ 432.008374] ? print_usage_bug+0xc0/0xc0 [ 432.012155] Swap cache stats: add 0, delete 0, find 0/0 [ 432.015596] ? kvm_clock_read+0x18/0x30 [ 432.019634] Free swap = 0kB [ 432.024987] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 432.028938] Total swap = 0kB [ 432.031949] ? print_usage_bug+0xc0/0xc0 [ 432.036943] 1965979 pages RAM [ 432.039962] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.043989] 0 pages HighMem/MovableOnly [ 432.043996] 342853 pages reserved [ 432.047097] ? should_fail+0x22d/0xd01 [ 432.052614] 0 pages cma reserved [ 432.056577] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.060183] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.063894] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.067236] rsyslogd cpuset=/ mems_allowed=0 [ 432.072505] ? __lock_acquire+0x62f/0x4c20 [ 432.096250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.101351] ? __lock_acquire+0x62f/0x4c20 [ 432.105587] ? should_fail+0x22d/0xd01 [ 432.109475] ? rcu_irq_exit+0x1a2/0x390 [ 432.113458] ? mark_held_locks+0x130/0x130 [ 432.117700] ? mark_held_locks+0x130/0x130 [ 432.121943] ? mark_held_locks+0xc7/0x130 [ 432.126092] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 432.131110] ? zap_class+0x640/0x640 [ 432.134829] ? print_usage_bug+0xc0/0xc0 [ 432.138900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.144438] ? check_preemption_disabled+0x48/0x280 [ 432.149464] ? __lock_is_held+0xb5/0x140 [ 432.153539] __alloc_pages_nodemask+0xa80/0xde0 [ 432.158207] ? zap_class+0x640/0x640 [ 432.161966] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 432.166995] ? find_held_lock+0x36/0x1c0 [ 432.171065] ? ____cache_alloc_node+0x1c7/0x1e0 [ 432.175738] ? lock_downgrade+0x900/0x900 [ 432.179908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.185454] cache_grow_begin+0xa5/0x8c0 [ 432.189522] ? do_raw_spin_unlock+0xa7/0x330 [ 432.193939] fallback_alloc+0x204/0x2e0 [ 432.197918] ____cache_alloc_node+0x1c7/0x1e0 [ 432.202420] kmem_cache_alloc_node+0xe3/0x730 [ 432.206916] ? ipv6_get_ifaddr+0x42e/0x620 [ 432.211168] __alloc_skb+0x119/0x770 [ 432.214881] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.220161] ? netdev_alloc_frag+0x1f0/0x1f0 [ 432.224569] ? lock_downgrade+0x900/0x900 [ 432.228725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.234276] ? refcount_sub_and_test_checked+0x203/0x310 [ 432.239732] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 432.245201] ? addrconf_rs_timer+0x690/0x690 [ 432.249620] ndisc_alloc_skb+0x144/0x340 [ 432.253686] ndisc_send_rs+0x331/0x6e0 [ 432.257580] addrconf_rs_timer+0x314/0x690 [ 432.261860] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.266105] call_timer_fn+0x272/0x920 [ 432.269995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.274229] ? process_timeout+0x40/0x40 [ 432.278301] ? __run_timers+0x7da/0xc70 [ 432.282281] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.286777] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.291270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.295507] ? lockdep_hardirqs_on+0x296/0x5b0 [ 432.300091] ? trace_hardirqs_on+0xbd/0x310 [ 432.304415] ? kasan_check_read+0x11/0x20 [ 432.308564] ? __run_timers+0x7da/0xc70 [ 432.312544] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.317658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.321890] __run_timers+0x7e5/0xc70 [ 432.325701] ? timer_fixup_init+0x70/0x70 [ 432.329864] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.334885] ? zap_class+0x640/0x640 [ 432.338606] ? enqueue_hrtimer+0x1a5/0x560 [ 432.342846] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 432.348043] ? find_held_lock+0x36/0x1c0 [ 432.352109] ? zap_class+0x640/0x640 [ 432.355826] ? pvclock_read_flags+0x160/0x160 [ 432.360322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.365860] ? check_preemption_disabled+0x48/0x280 [ 432.370885] ? __lock_is_held+0xb5/0x140 [ 432.374947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.380484] ? check_preemption_disabled+0x48/0x280 [ 432.385514] run_timer_softirq+0x52/0xb0 [ 432.389579] ? rcu_read_lock_sched_held+0x14f/0x180 [ 432.394600] __do_softirq+0x308/0xb7e [ 432.398408] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 432.402902] ? lock_downgrade+0x900/0x900 [ 432.407056] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 432.412169] ? pvclock_read_flags+0x160/0x160 [ 432.416668] ? lapic_next_event+0x5a/0x90 [ 432.420819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.426361] ? kvm_clock_read+0x18/0x30 [ 432.430338] ? kvm_sched_clock_read+0x9/0x20 [ 432.434763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.440303] ? check_preemption_disabled+0x48/0x280 [ 432.445329] irq_exit+0x17f/0x1c0 [ 432.448789] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.453630] ? smp_call_function_single_interrupt+0x159/0x650 [ 432.459516] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.465400] ? interrupt_entry+0xb5/0xc0 [ 432.469467] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.474490] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.479513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.484359] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.489375] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.494390] ? task_prio+0x50/0x50 [ 432.498460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.504004] ? check_preemption_disabled+0x48/0x280 [ 432.509031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.513886] apic_timer_interrupt+0xf/0x20 [ 432.518113] [ 432.520356] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 432.525287] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 432.544177] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 432.551887] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 432.559160] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 432.566426] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 432.573693] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 432.580975] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 432.588284] skb_clone+0x1bb/0x500 [ 432.591827] ? finish_task_switch+0x2f4/0x910 [ 432.596330] ? skb_split+0x11e0/0x11e0 [ 432.600222] ? preempt_notifier_register+0x200/0x200 [ 432.605322] ? __switch_to_asm+0x34/0x70 [ 432.609382] ? __switch_to_asm+0x34/0x70 [ 432.613442] ? __switch_to_asm+0x40/0x70 [ 432.617504] ? __switch_to_asm+0x34/0x70 [ 432.621562] ? __switch_to_asm+0x40/0x70 [ 432.625619] ? __switch_to_asm+0x34/0x70 [ 432.629682] ? __switch_to_asm+0x40/0x70 [ 432.633757] ? __switch_to_asm+0x34/0x70 [ 432.637818] ? __switch_to_asm+0x34/0x70 [ 432.641879] ? __switch_to_asm+0x40/0x70 [ 432.645940] ? __switch_to_asm+0x34/0x70 [ 432.650005] bpf_clone_redirect+0xb9/0x490 [ 432.654244] ? __schedule+0x8d7/0x21d0 [ 432.658135] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 432.663154] ? __sched_text_start+0x8/0x8 [ 432.667302] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 432.672069] ? find_held_lock+0x36/0x1c0 [ 432.676136] ? lock_acquire+0x1ed/0x520 [ 432.680113] ? bpf_test_run+0x3cb/0x780 [ 432.684088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.689625] ? check_preemption_disabled+0x48/0x280 [ 432.694645] ? kasan_check_read+0x11/0x20 [ 432.698794] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.704071] ? rcu_softirq_qs+0x20/0x20 [ 432.708050] ? preempt_schedule+0x4d/0x60 [ 432.712202] ? ___preempt_schedule+0x16/0x18 [ 432.716619] ? bpf_test_run+0x25d/0x780 [ 432.720605] ? netlink_diag_dump+0x2a0/0x2a0 [ 432.725017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.730559] ? bpf_test_init.isra.10+0x70/0x100 [ 432.735235] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 432.740000] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 432.744842] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.750382] ? fput+0x130/0x1a0 [ 432.753750] ? __bpf_prog_get+0x9b/0x290 [ 432.757816] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 432.762655] ? bpf_prog_test_run+0x130/0x1a0 [ 432.767067] ? __x64_sys_bpf+0x3d8/0x520 [ 432.771130] ? bpf_prog_get+0x20/0x20 [ 432.774950] ? do_syscall_64+0x1b9/0x820 [ 432.779010] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 432.784374] ? syscall_return_slowpath+0x5e0/0x5e0 [ 432.789307] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.794325] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 432.799342] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 432.806006] ? __switch_to_asm+0x40/0x70 [ 432.810067] ? __switch_to_asm+0x34/0x70 [ 432.814133] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.818981] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.824364] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 432.824439] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 432.831118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.831126] Call Trace: [ 432.837674] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.846944] [ 432.849513] syz-executor1 cpuset=syz1 mems_allowed=0 [ 432.859991] dump_stack+0x244/0x39d [ 432.870832] ? dump_stack_print_info.cold.1+0x20/0x20 [ 432.876034] warn_alloc.cold.116+0xb7/0x1bd [ 432.880362] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.885206] ? lock_downgrade+0x900/0x900 [ 432.889365] ? trace_hardirqs_off+0xb8/0x310 [ 432.893781] ? trace_hardirqs_off+0xb8/0x310 [ 432.898202] __alloc_pages_slowpath+0x26e8/0x2e10 [ 432.903071] ? warn_alloc+0x120/0x120 [ 432.906879] ? warn_alloc+0x120/0x120 [ 432.910698] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.915732] ? warn_alloc+0x120/0x120 [ 432.919538] ? print_usage_bug+0xc0/0xc0 [ 432.923601] ? print_usage_bug+0xc0/0xc0 [ 432.927662] ? check_usage+0x1aa/0x790 [ 432.931573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.937109] ? should_fail+0x22d/0xd01 [ 432.941005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.946109] ? __lock_acquire+0x62f/0x4c20 [ 432.950348] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.955450] ? should_fail+0x22d/0xd01 [ 432.959347] ? mark_held_locks+0x130/0x130 [ 432.963585] ? mark_held_locks+0x130/0x130 [ 432.967818] ? print_usage_bug+0xc0/0xc0 [ 432.971884] ? find_held_lock+0x36/0x1c0 [ 432.975951] ? zap_class+0x640/0x640 [ 432.979670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.985223] ? check_preemption_disabled+0x48/0x280 [ 432.990248] ? __lock_is_held+0xb5/0x140 [ 432.994314] __alloc_pages_nodemask+0xa80/0xde0 [ 432.998984] ? zap_class+0x640/0x640 [ 433.002716] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.007742] ? find_held_lock+0x36/0x1c0 [ 433.011819] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.016496] ? lock_downgrade+0x900/0x900 [ 433.020651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.026206] cache_grow_begin+0xa5/0x8c0 [ 433.030271] ? do_raw_spin_unlock+0xa7/0x330 [ 433.034702] fallback_alloc+0x204/0x2e0 [ 433.038695] ____cache_alloc_node+0x1c7/0x1e0 [ 433.043199] kmem_cache_alloc_node+0xe3/0x730 [ 433.047711] ? mark_held_locks+0xc7/0x130 [ 433.051870] __alloc_skb+0x119/0x770 [ 433.055632] ? netdev_alloc_frag+0x1f0/0x1f0 [ 433.060040] ? do_raw_spin_trylock+0x270/0x270 [ 433.064627] ? kmem_cache_alloc_trace+0x353/0x750 [ 433.069475] ? queue_work_on+0x12c/0x1e0 [ 433.073542] ? switchdev_port_obj_del+0xdc/0x440 [ 433.078300] ? switchdev_trans_item_enqueue+0x260/0x260 [ 433.083685] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 433.088713] __br_mdb_notify+0x4ff/0x15d0 [ 433.092870] ? __br_mdb_add+0x7f0/0x7f0 [ 433.096858] ? zap_class+0x640/0x640 [ 433.100583] ? br_multicast_group_expired+0x96/0x610 [ 433.105695] ? lock_downgrade+0x900/0x900 [ 433.109851] br_mdb_notify+0x310/0x410 [ 433.113740] ? br_mdb_dump+0x27b0/0x27b0 [ 433.117809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.123354] br_multicast_group_expired+0x1bc/0x610 [ 433.128377] ? br_mdb_free+0x80/0x80 [ 433.132101] call_timer_fn+0x272/0x920 [ 433.135991] ? br_mdb_free+0x80/0x80 [ 433.139711] ? process_timeout+0x40/0x40 [ 433.143784] ? mark_held_locks+0xc7/0x130 [ 433.147942] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.152438] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.156940] ? br_mdb_free+0x80/0x80 [ 433.160654] ? lockdep_hardirqs_on+0x296/0x5b0 [ 433.165251] ? trace_hardirqs_on+0xbd/0x310 [ 433.169571] ? kasan_check_read+0x11/0x20 [ 433.173720] ? __run_timers+0x7da/0xc70 [ 433.177707] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.182816] ? br_mdb_free+0x80/0x80 [ 433.186537] ? br_mdb_free+0x80/0x80 [ 433.190248] __run_timers+0x7e5/0xc70 [ 433.194059] ? timer_fixup_init+0x70/0x70 [ 433.198207] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 433.203222] ? zap_class+0x640/0x640 [ 433.206949] ? print_usage_bug+0xc0/0xc0 [ 433.211015] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 433.216211] ? find_held_lock+0x36/0x1c0 [ 433.220278] ? zap_class+0x640/0x640 [ 433.224001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.229538] ? check_preemption_disabled+0x48/0x280 [ 433.234562] ? __lock_is_held+0xb5/0x140 [ 433.238623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.244175] ? check_preemption_disabled+0x48/0x280 [ 433.249199] run_timer_softirq+0x52/0xb0 [ 433.253259] ? rcu_read_lock_sched_held+0x14f/0x180 [ 433.258275] __do_softirq+0x308/0xb7e [ 433.262082] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 433.266576] ? lock_downgrade+0x900/0x900 [ 433.270727] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 433.275839] ? pvclock_read_flags+0x160/0x160 [ 433.280340] ? lapic_next_event+0x5a/0x90 [ 433.284493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.290035] ? kvm_clock_read+0x18/0x30 [ 433.294011] ? kvm_sched_clock_read+0x9/0x20 [ 433.298424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.303966] ? check_preemption_disabled+0x48/0x280 [ 433.308996] irq_exit+0x17f/0x1c0 [ 433.312450] smp_apic_timer_interrupt+0x1cb/0x760 [ 433.317291] ? smp_reschedule_interrupt+0x109/0x650 [ 433.322308] ? smp_call_function_single_interrupt+0x650/0x650 [ 433.328192] ? interrupt_entry+0xb5/0xc0 [ 433.332539] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.337559] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.342579] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.347428] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.352443] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.357471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.362321] apic_timer_interrupt+0xf/0x20 [ 433.366548] [ 433.368789] RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 [ 433.374242] Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 f8 62 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d8 12 00 00 <83> fa 02 75 20 48 8b 88 e0 12 00 00 8b 80 dc 12 00 00 48 8b 11 48 [ 433.393143] RSP: 0018:ffff8801c8f5e4d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 433.400853] RAX: ffff8801c9e6a5c0 RBX: 0000000000000001 RCX: ffffffff83939cfa [ 433.408125] RDX: 0000000000000000 RSI: ffffffff83939d03 RDI: 0000000000000005 [ 433.415392] RBP: ffff8801c8f5e4d0 R08: ffff8801c9e6a5c0 R09: ffffed003b5c5b67 [ 433.422671] R10: ffffed003b5c5b67 R11: ffff8801dae2db3b R12: 0000000000000000 [ 433.429943] R13: ffffffff8860cce0 R14: ffffffff8860cca0 R15: ffffffffffffffff [ 433.437230] ? check_preemption_disabled+0x3a/0x280 [ 433.442251] ? check_preemption_disabled+0x43/0x280 [ 433.447275] check_preemption_disabled+0x43/0x280 [ 433.452122] debug_smp_processor_id+0x1c/0x20 [ 433.456620] rcu_lockdep_current_cpu_online+0xc9/0x210 [ 433.461919] ? rcu_pm_notify+0xc0/0xc0 [ 433.465809] ? __lock_is_held+0xb5/0x140 [ 433.469880] rcu_read_lock_held+0x90/0xc0 [ 433.474031] list_lru_count_one+0x31a/0x450 [ 433.478353] ? list_lru_isolate_move+0x3c0/0x3c0 [ 433.483114] ? deferred_split_count+0x65/0x170 [ 433.487699] ? shrink_huge_zero_page_count+0xc8/0x100 [ 433.492901] super_cache_count+0x1b9/0x2e0 [ 433.497144] do_shrink_slab+0x1b1/0xd30 [ 433.501123] ? lock_acquire+0x1ed/0x520 [ 433.505100] ? snapshot_refaults+0x290/0x290 [ 433.509511] ? lock_release+0xa00/0xa00 [ 433.513490] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 433.518430] ? down_read_trylock+0xda/0x140 [ 433.522753] ? shrink_slab+0x207/0x8c0 [ 433.526652] ? downgrade_write+0x270/0x270 [ 433.530903] shrink_slab+0x389/0x8c0 [ 433.534619] ? shrink_active_list+0x1f00/0x1f00 [ 433.539309] ? unregister_memcg_shrinker.isra.44+0x50/0x50 [ 433.544935] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.550045] ? cgroup_procs_write_finish+0xf0/0xf0 [ 433.554981] ? find_held_lock+0x36/0x1c0 [ 433.559044] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.564587] shrink_node+0x431/0x16b0 [ 433.568388] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 433.573705] ? shrink_node_memcg+0x18f0/0x18f0 [ 433.578295] ? kvm_clock_read+0x18/0x30 [ 433.582273] ? ktime_get+0x2c1/0x400 [ 433.585993] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 433.590494] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 433.596029] ? __cpuset_node_allowed+0x19b/0x660 [ 433.600793] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 433.606507] ? delayacct_end+0x5a/0x100 [ 433.610492] do_try_to_free_pages+0x3e7/0x1290 [ 433.615075] ? zap_class+0x640/0x640 [ 433.618808] ? shrink_node+0x16b0/0x16b0 [ 433.622875] ? __lock_is_held+0xb5/0x140 [ 433.626954] try_to_free_pages+0x4d0/0xb90 [ 433.631194] ? do_try_to_free_pages+0x1290/0x1290 [ 433.636048] ? lock_acquire+0x1ed/0x520 [ 433.640023] ? set_page_refcounted+0x280/0x280 [ 433.644631] ? lock_release+0xa00/0xa00 [ 433.648609] ? _raw_spin_unlock_irq+0x60/0x80 [ 433.653124] ? psi_memstall_enter+0x240/0x2b0 [ 433.657635] ? psi_memstall_tick+0x230/0x230 [ 433.662058] __alloc_pages_slowpath+0xa14/0x2e10 [ 433.666839] ? warn_alloc+0x120/0x120 [ 433.670652] ? mark_held_locks+0x130/0x130 [ 433.674902] ? warn_alloc+0x120/0x120 [ 433.678708] ? print_usage_bug+0xc0/0xc0 [ 433.682771] ? print_usage_bug+0xc0/0xc0 [ 433.686832] ? perf_event_update_userpage+0xcd0/0xcd0 [ 433.692066] ? print_usage_bug+0xc0/0xc0 [ 433.696129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.701666] ? should_fail+0x22d/0xd01 [ 433.705551] ? zap_class+0x640/0x640 [ 433.709270] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.714374] ? zap_class+0x640/0x640 [ 433.718118] ? __lock_is_held+0xb5/0x140 [ 433.722187] ? zap_class+0x640/0x640 [ 433.725913] ? lock_release+0xa00/0xa00 [ 433.729892] ? perf_trace_sched_process_exec+0x860/0x860 [ 433.735339] ? check_preemption_disabled+0x48/0x280 [ 433.740364] ? __might_sleep+0x95/0x190 [ 433.744343] __alloc_pages_nodemask+0xa80/0xde0 [ 433.749013] ? zap_class+0x640/0x640 [ 433.752733] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.757759] ? mark_held_locks+0xc7/0x130 [ 433.761911] ? cache_grow_begin+0x65/0x8c0 [ 433.766150] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 433.770747] ? trace_hardirqs_on+0xbd/0x310 [ 433.775067] ? fallback_alloc+0x204/0x2e0 [ 433.779215] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.784322] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 433.789862] cache_grow_begin+0xa5/0x8c0 [ 433.793927] ? do_raw_spin_unlock+0xa7/0x330 [ 433.798343] fallback_alloc+0x204/0x2e0 [ 433.802322] ____cache_alloc_node+0x1c7/0x1e0 [ 433.806827] kmem_cache_alloc_trace+0x214/0x750 [ 433.811509] do_syslog+0xb9b/0x1690 [ 433.815144] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 433.820167] ? finish_wait+0x430/0x430 [ 433.824061] ? aa_path_link+0x5e0/0x5e0 [ 433.828046] kmsg_read+0x8f/0xc0 [ 433.831410] ? kmsg_poll+0xb0/0xb0 [ 433.834956] proc_reg_read+0x2a3/0x3d0 [ 433.838852] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 433.843786] ? mark_held_locks+0xc7/0x130 [ 433.847945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.853483] ? fsnotify+0x4e5/0xf20 [ 433.857122] __vfs_read+0x117/0x9b0 [ 433.860750] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 433.865680] ? proc_reg_unlocked_ioctl+0x3c0/0x3c0 [ 433.870623] ? vfs_copy_file_range+0xb90/0xb90 [ 433.875211] ? fsnotify+0xf20/0xf20 [ 433.878841] ? fsnotify_first_mark+0x350/0x350 [ 433.883438] ? security_file_permission+0x1c2/0x220 [ 433.888461] ? rw_verify_area+0x118/0x360 [ 433.892626] vfs_read+0x17f/0x3c0 [ 433.896084] ksys_read+0x101/0x260 [ 433.899645] ? kernel_write+0x120/0x120 [ 433.903635] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.908749] __x64_sys_read+0x73/0xb0 [ 433.912554] do_syscall_64+0x1b9/0x820 [ 433.916440] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 433.921804] ? syscall_return_slowpath+0x5e0/0x5e0 [ 433.926736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.931580] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.936620] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 433.941642] ? prepare_exit_to_usermode+0x291/0x3b0 [ 433.946664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.951512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.956704] RIP: 0033:0x7fe74e2211fd [ 433.960435] Code: Bad RIP value. [ 433.963796] RSP: 002b:00007fe74b7c0e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 433.971501] RAX: ffffffffffffffda RBX: 00000000022e1670 RCX: 00007fe74e2211fd [ 433.978773] RDX: 0000000000000fff RSI: 00007fe74cff55a0 RDI: 0000000000000004 [ 433.986040] RBP: 0000000000000000 R08: 00000000022cc260 R09: 0000000000000000 [ 433.993308] R10: 7269762f73656369 R11: 0000000000000293 R12: 000000000065e420 [ 434.000574] R13: 00007fe74b7c19c0 R14: 00007fe74e866040 R15: 0000000000000003 [ 434.007883] CPU: 1 PID: 19785 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #83 [ 434.007888] warn_alloc_show_mem: 1 callbacks suppressed [ 434.007894] Mem-Info: [ 434.015165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.020533] active_anon:51387 inactive_anon:194 isolated_anon:0 [ 434.020533] active_file:15 inactive_file:9 isolated_file:0 [ 434.020533] unevictable:0 dirty:0 writeback:0 unstable:0 [ 434.020533] slab_reclaimable:9239 slab_unreclaimable:1456232 [ 434.020533] mapped:49154 shmem:244 pagetables:629 bounce:0 [ 434.020533] free:13746 free_pcp:134 free_cma:0 [ 434.022905] Call Trace: [ 434.032283] Node 0 active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 434.065041] [ 434.067622] 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 [ 434.095115] dump_stack+0x244/0x39d [ 434.097238] lowmem_reserve[]: 0 2818 6321 6321 [ 434.123355] ? dump_stack_print_info.cold.1+0x20/0x20 [ 434.126951] Node 0 DMA32 free:25072kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 434.131544] warn_alloc.cold.116+0xb7/0x1bd [ 434.136697] lowmem_reserve[]: 0 0 3503 3503 [ 434.164022] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.168320] Node 0 Normal free:14004kB min:37364kB low:46704kB high:56044kB active_anon:205548kB inactive_anon:776kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2516kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 434.172641] ? lock_downgrade+0x900/0x900 [ 434.177458] lowmem_reserve[]: 0 0 0 0 [ 434.206256] ? trace_hardirqs_off+0xb8/0x310 [ 434.210380] 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 [ 434.214181] ? trace_hardirqs_off+0xb8/0x310 [ 434.218564] Node 0 DMA32: 4*4kB (M) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25072kB [ 434.232096] __alloc_pages_slowpath+0x26e8/0x2e10 [ 434.236478] Node 0 Normal: 853*4kB (ME) 440*8kB (UME) 206*16kB (UME) 74*32kB (UME) 18*64kB (M) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14004kB [ 434.251755] ? warn_alloc+0x120/0x120 [ 434.256558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 434.271040] ? print_usage_bug+0xc0/0xc0 [ 434.274825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 434.283648] ? warn_alloc+0x120/0x120 [ 434.287686] 268 total pagecache pages [ 434.296255] ? warn_alloc+0x120/0x120 [ 434.300038] 0 pages in swap cache [ 434.303825] ? print_usage_bug+0xc0/0xc0 [ 434.307611] Swap cache stats: add 0, delete 0, find 0/0 [ 434.311054] ? kvm_clock_read+0x18/0x30 [ 434.315090] Free swap = 0kB [ 434.320448] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.324401] Total swap = 0kB [ 434.327416] ? print_usage_bug+0xc0/0xc0 [ 434.332411] 1965979 pages RAM [ 434.335428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.339459] 0 pages HighMem/MovableOnly [ 434.339466] 342853 pages reserved [ 434.342574] ? should_fail+0x22d/0xd01 [ 434.348084] 0 pages cma reserved [ 434.348235] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.352056] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.355489] rsyslogd cpuset=/ mems_allowed=0 [ 434.359370] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.387508] ? __lock_acquire+0x62f/0x4c20 [ 434.391752] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.396853] ? __lock_acquire+0x62f/0x4c20 [ 434.401084] ? should_fail+0x22d/0xd01 [ 434.404971] ? rcu_irq_exit+0x1a2/0x390 [ 434.408953] ? mark_held_locks+0x130/0x130 [ 434.413192] ? mark_held_locks+0x130/0x130 [ 434.417436] ? mark_held_locks+0xc7/0x130 [ 434.421593] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 434.426614] ? zap_class+0x640/0x640 [ 434.430332] ? print_usage_bug+0xc0/0xc0 [ 434.434400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.439940] ? check_preemption_disabled+0x48/0x280 [ 434.444965] ? __lock_is_held+0xb5/0x140 [ 434.449037] __alloc_pages_nodemask+0xa80/0xde0 [ 434.453710] ? zap_class+0x640/0x640 [ 434.457429] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.462457] ? find_held_lock+0x36/0x1c0 [ 434.466525] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.471210] ? lock_downgrade+0x900/0x900 [ 434.475368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.480910] cache_grow_begin+0xa5/0x8c0 [ 434.484974] ? do_raw_spin_unlock+0xa7/0x330 [ 434.489390] fallback_alloc+0x204/0x2e0 [ 434.493371] ____cache_alloc_node+0x1c7/0x1e0 [ 434.498382] kmem_cache_alloc_node+0xe3/0x730 [ 434.502880] ? ipv6_get_ifaddr+0x42e/0x620 [ 434.507127] __alloc_skb+0x119/0x770 [ 434.510840] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.516125] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.520537] ? lock_downgrade+0x900/0x900 [ 434.524720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.530262] ? refcount_sub_and_test_checked+0x203/0x310 [ 434.535716] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 434.541171] ? addrconf_rs_timer+0x690/0x690 [ 434.545594] ndisc_alloc_skb+0x144/0x340 [ 434.549664] ndisc_send_rs+0x331/0x6e0 [ 434.553568] addrconf_rs_timer+0x314/0x690 [ 434.557810] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.562054] call_timer_fn+0x272/0x920 [ 434.565946] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.570180] ? process_timeout+0x40/0x40 [ 434.574249] ? __run_timers+0x7da/0xc70 [ 434.578224] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.582717] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.587215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.591452] ? lockdep_hardirqs_on+0x296/0x5b0 [ 434.596036] ? trace_hardirqs_on+0xbd/0x310 [ 434.600359] ? kasan_check_read+0x11/0x20 [ 434.604504] ? __run_timers+0x7da/0xc70 [ 434.608497] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.613611] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.617853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.622085] __run_timers+0x7e5/0xc70 [ 434.625895] ? timer_fixup_init+0x70/0x70 [ 434.630043] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 434.635062] ? zap_class+0x640/0x640 [ 434.638777] ? enqueue_hrtimer+0x1a5/0x560 [ 434.643014] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 434.648211] ? find_held_lock+0x36/0x1c0 [ 434.652281] ? zap_class+0x640/0x640 [ 434.656002] ? pvclock_read_flags+0x160/0x160 [ 434.660498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.666052] ? check_preemption_disabled+0x48/0x280 [ 434.671078] ? __lock_is_held+0xb5/0x140 [ 434.675140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.680683] ? check_preemption_disabled+0x48/0x280 [ 434.685708] run_timer_softirq+0x52/0xb0 [ 434.689774] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.694796] __do_softirq+0x308/0xb7e [ 434.698604] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 434.703097] ? lock_downgrade+0x900/0x900 [ 434.707251] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.712361] ? pvclock_read_flags+0x160/0x160 [ 434.716860] ? lapic_next_event+0x5a/0x90 [ 434.721010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.726568] ? kvm_clock_read+0x18/0x30 [ 434.730552] ? kvm_sched_clock_read+0x9/0x20 [ 434.734963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.740502] ? check_preemption_disabled+0x48/0x280 [ 434.745554] irq_exit+0x17f/0x1c0 [ 434.749009] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.753852] ? smp_call_function_single_interrupt+0x159/0x650 [ 434.759735] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.765621] ? interrupt_entry+0xb5/0xc0 [ 434.769683] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.774700] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.779719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.784590] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.789610] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.794629] ? task_prio+0x50/0x50 [ 434.798171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.803708] ? check_preemption_disabled+0x48/0x280 [ 434.808734] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.813589] apic_timer_interrupt+0xf/0x20 [ 434.817823] [ 434.820062] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 434.824994] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac [ 434.843904] RSP: 0000:ffff880180607738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 434.851616] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 434.858882] RDX: 0000000000000000 RSI: ffff88017eafcf00 RDI: 0000000000000286 [ 434.866151] RBP: ffff8801806077a0 R08: ffff88017eafc680 R09: 0000000000000000 [ 434.873417] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 434.880690] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020 [ 434.888004] skb_clone+0x1bb/0x500 [ 434.891556] ? finish_task_switch+0x2f4/0x910 [ 434.896051] ? skb_split+0x11e0/0x11e0 [ 434.899941] ? preempt_notifier_register+0x200/0x200 [ 434.905043] ? __switch_to_asm+0x34/0x70 [ 434.909103] ? __switch_to_asm+0x34/0x70 [ 434.913161] ? __switch_to_asm+0x40/0x70 [ 434.917218] ? __switch_to_asm+0x34/0x70 [ 434.921284] ? __switch_to_asm+0x40/0x70 [ 434.925346] ? __switch_to_asm+0x34/0x70 [ 434.929403] ? __switch_to_asm+0x40/0x70 [ 434.933461] ? __switch_to_asm+0x34/0x70 [ 434.937534] ? __switch_to_asm+0x34/0x70 [ 434.941595] ? __switch_to_asm+0x40/0x70 [ 434.945655] ? __switch_to_asm+0x34/0x70 [ 434.949721] bpf_clone_redirect+0xb9/0x490 [ 434.953962] ? __schedule+0x8d7/0x21d0 [ 434.957857] bpf_prog_bebbfe2050753572+0x83b/0x1000 [ 434.962875] ? __sched_text_start+0x8/0x8 [ 434.967024] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 434.971793] ? find_held_lock+0x36/0x1c0 [ 434.975864] ? lock_acquire+0x1ed/0x520 [ 434.979841] ? bpf_test_run+0x3cb/0x780 [ 434.983815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.989354] ? check_preemption_disabled+0x48/0x280 [ 434.994380] ? kasan_check_read+0x11/0x20 [ 434.998545] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.003820] ? rcu_softirq_qs+0x20/0x20 [ 435.007796] ? preempt_schedule+0x4d/0x60 [ 435.011949] ? ___preempt_schedule+0x16/0x18 [ 435.016368] ? bpf_test_run+0x25d/0x780 [ 435.020357] ? netlink_diag_dump+0x2a0/0x2a0 [ 435.024770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.030311] ? bpf_test_init.isra.10+0x70/0x100 [ 435.034987] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 435.039756] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 435.044597] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.050134] ? fput+0x130/0x1a0 [ 435.053415] ? __bpf_prog_get+0x9b/0x290 [ 435.057479] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 435.062338] ? bpf_prog_test_run+0x130/0x1a0 [ 435.066749] ? __x64_sys_bpf+0x3d8/0x520 [ 435.070812] ? bpf_prog_get+0x20/0x20 [ 435.074632] ? do_syscall_64+0x1b9/0x820 [ 435.078695] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 435.084059] ? syscall_return_slowpath+0x5e0/0x5e0 [ 435.088996] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.094013] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 435.099031] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 435.105699] ? __switch_to_asm+0x40/0x70 [ 435.109762] ? __switch_to_asm+0x34/0x70 [ 435.113830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.118685] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.124069] CPU: 0 PID: 5803 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 435.124143] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 435.130825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.130832] Call Trace: [ 435.137387] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 435.146653] [ 435.149226] syz-executor1 cpuset=syz1 mems_allowed=0 [ 435.159705] dump_stack+0x244/0x39d [ 435.170550] ? dump_stack_print_info.cold.1+0x20/0x20 [ 435.175761] warn_alloc.cold.116+0xb7/0x1bd [ 435.180084] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 435.184930] ? lock_downgrade+0x900/0x900 [ 435.189087] ? trace_hardirqs_off+0xb8/0x310 [ 435.193515] ? trace_hardirqs_off+0xb8/0x310 [ 435.197935] __alloc_pages_slowpath+0x26e8/0x2e10 [ 435.202806] ? warn_alloc+0x120/0x120 [ 435.206615] ? warn_alloc+0x120/0x120 [ 435.210420] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 435.215436] ? warn_alloc+0x120/0x120 [ 435.219238] ? print_usage_bug+0xc0/0xc0 [ 435.223303] ? print_usage_bug+0xc0/0xc0 [ 435.227364] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 435.232565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.238105] ? should_fail+0x22d/0xd01 [ 435.241996] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.247104] ? __lock_acquire+0x62f/0x4c20 [ 435.251347] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.256452] ? should_fail+0x22d/0xd01 [ 435.260361] ? mark_held_locks+0x130/0x130 [ 435.264603] ? mark_held_locks+0x130/0x130 [ 435.268837] ? print_usage_bug+0xc0/0xc0 [ 435.272902] ? find_held_lock+0x36/0x1c0 [ 435.276964] ? zap_class+0x640/0x640 [ 435.280681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.286216] ? check_preemption_disabled+0x48/0x280 [ 435.291242] ? __lock_is_held+0xb5/0x140 [ 435.295311] __alloc_pages_nodemask+0xa80/0xde0 [ 435.299982] ? zap_class+0x640/0x640 [ 435.303700] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 435.308725] ? find_held_lock+0x36/0x1c0