9749] 3503 [ 321.313465] ? check_preemption_disabled+0x48/0x200 [ 321.321038] ? kasan_check_read+0x11/0x20 [ 321.323079] Node 0 [ 321.328095] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.332261] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 321.334490] ? should_fail+0x22d/0xd01 [ 321.339999] lowmem_reserve[]: [ 321.368371] ? rcu_bh_qs+0xc0/0xc0 [ 321.372871] 0 [ 321.375982] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.379502] 0 [ 321.381303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.386394] 0 0 [ 321.388213] ? should_fail+0x22d/0xd01 [ 321.395711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.399578] Node 0 [ 321.404678] ? should_fail+0x22d/0xd01 [ 321.404694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.404718] ? mark_held_locks+0x130/0x130 [ 321.406943] DMA: [ 321.410855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.415935] 1*4kB [ 321.420185] ? mark_held_locks+0x130/0x130 [ 321.422228] (U) [ 321.427772] ? rcu_irq_exit+0xce/0x100 [ 321.429909] 0*8kB [ 321.434139] ? irq_exit+0xbd/0x1c0 [ 321.436166] 0*16kB [ 321.440032] ? mark_held_locks+0x130/0x130 [ 321.442173] 1*32kB [ 321.445711] ? smp_call_function_single_interrupt+0x650/0x650 [ 321.447920] (U) [ 321.452155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.454399] 2*64kB [ 321.460277] ? ret_from_intr+0xb/0x1e [ 321.462248] (U) [ 321.467792] ? retint_kernel+0x2d/0x2d [ 321.470021] 1*128kB [ 321.473817] ? trace_hardirqs_on_caller+0xc0/0x310 [ 321.475770] (U) [ 321.479668] ? mark_held_locks+0x130/0x130 [ 321.481974] 1*256kB [ 321.486899] __alloc_pages_nodemask+0xa80/0xde0 [ 321.488859] (U) [ 321.493091] ? should_fail+0x22d/0xd01 [ 321.495399] 0*512kB [ 321.500074] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 321.500103] ? ____cache_alloc_node+0x1c7/0x1e0 [ 321.500122] ? lock_downgrade+0x900/0x900 [ 321.502086] 1*1024kB [ 321.505969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.505988] cache_grow_begin+0x91/0x8c0 [ 321.508313] (U) [ 321.513329] ? do_raw_spin_unlock+0xa7/0x2f0 [ 321.518101] 1*2048kB [ 321.522249] fallback_alloc+0x203/0x2e0 [ 321.524643] (M) [ 321.530176] ____cache_alloc_node+0x1c7/0x1e0 [ 321.534219] 3*4096kB [ 321.536193] kmem_cache_alloc_node+0xe3/0x730 [ 321.540575] (M) [ 321.542989] ? do_raw_spin_unlock+0xa7/0x2f0 [ 321.546942] = 15908kB [ 321.548916] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 321.553452] Node 0 [ 321.555864] __alloc_skb+0x119/0x770 [ 321.560340] DMA32: [ 321.562320] ? skb_scrub_packet+0x490/0x490 [ 321.566712] 5*4kB [ 321.569125] ? atomic_notifier_call_chain+0xc6/0x190 [ 321.573687] (M) [ 321.575924] ? lock_downgrade+0x900/0x900 [ 321.579617] 1*8kB [ 321.581851] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 321.586150] (M) [ 321.588299] ? lock_release+0x970/0x970 [ 321.593398] 3*16kB [ 321.595407] ? do_raw_write_trylock+0x1c0/0x1c0 [ 321.599528] (M) [ 321.601674] __neigh_notify+0x8c/0x160 [ 321.607450] 4*32kB [ 321.609430] ? __neigh_event_send+0x1390/0x1390 [ 321.613395] (UM) [ 321.615633] neigh_timer_handler+0x6cb/0xdf0 [ 321.620277] 5*64kB [ 321.622249] ? neigh_invalidate+0x550/0x550 [ 321.626111] (M) [ 321.628434] ? estimation_timer+0x609/0x890 [ 321.633014] 5*128kB [ 321.635080] call_timer_fn+0x272/0x920 [ 321.639461] (UM) [ 321.641701] ? neigh_invalidate+0x550/0x550 [ 321.645998] 2*256kB [ 321.647973] ? process_timeout+0x40/0x40 [ 321.652272] (M) [ 321.654600] ? trace_hardirqs_off+0xb8/0x310 [ 321.658464] 4*512kB [ 321.660526] ? kasan_check_read+0x11/0x20 [ 321.664825] (UM) [ 321.667147] ? do_raw_spin_unlock+0xa7/0x2f0 [ 321.671188] 3*1024kB [ 321.673161] ? trace_hardirqs_on+0x310/0x310 [ 321.677548] (UM) [ 321.679871] ? __run_timers+0x7da/0xc70 [ 321.683999] 3*2048kB [ 321.686066] ? lock_downgrade+0x900/0x900 [ 321.690448] (M) 3*4096kB [ 321.693304] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 321.697694] (M) [ 321.699757] ? trace_hardirqs_on+0xbd/0x310 [ 321.703711] = 25228kB [ 321.706114] ? kasan_check_read+0x11/0x20 [ 321.710242] Node 0 [ 321.713003] ? __run_timers+0x7da/0xc70 [ 321.718085] Normal: [ 321.720076] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 321.724382] 1316*4kB [ 321.726798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.730919] (ME) [ 321.733154] ? neigh_invalidate+0x550/0x550 [ 321.737109] 462*8kB [ 321.739430] __run_timers+0x7e5/0xc70 [ 321.744857] (UMEH) [ 321.747274] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 321.752789] 167*16kB [ 321.754851] ? lock_acquire+0x1ed/0x520 [ 321.759162] (UMEH) [ 321.761488] ? __hrtimer_run_queues+0x488/0x10d0 [ 321.765269] 42*32kB [ 321.767502] ? lock_release+0x970/0x970 [ 321.772846] (UMEH) [ 321.775252] ? trace_hardirqs_off+0xb8/0x310 [ 321.779215] 4*64kB [ 321.781448] ? do_raw_spin_unlock+0xa7/0x2f0 [ 321.786177] (UH) [ 321.788500] ? kasan_check_write+0x14/0x20 [ 321.792596] 1*128kB [ 321.794832] ? pvclock_read_flags+0x160/0x160 [ 321.799218] (U) [ 321.801452] ? lock_downgrade+0x900/0x900 [ 321.805840] 0*256kB [ 321.807898] ? trace_hardirqs_on+0xbd/0x310 [ 321.812112] 1*512kB [ 321.814439] ? kvm_sched_clock_read+0x9/0x20 [ 321.818914] (U) [ 321.820889] ? irq_exit+0x17f/0x1c0 [ 321.825022] 0*1024kB [ 321.827344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.831652] 0*2048kB [ 321.833976] ? check_preemption_disabled+0x48/0x200 [ 321.838369] 0*4096kB [ 321.840343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.843953] = 13872kB [ 321.846374] run_timer_softirq+0x52/0xb0 [ 321.851902] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.854299] ? __this_cpu_preempt_check+0x1c/0x1f [ 321.859301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.861700] __do_softirq+0x30b/0xad8 [ 321.867212] 4244 total pagecache pages [ 321.869620] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 321.873691] 0 pages in swap cache [ 321.882523] ? pvclock_read_flags+0x160/0x160 [ 321.887347] Swap cache stats: add 0, delete 0, find 0/0 [ 321.895924] ? lapic_next_event+0x5a/0x90 [ 321.899705] Free swap = 0kB [ 321.903587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.908665] Total swap = 0kB [ 321.912135] ? clockevents_program_event+0x140/0x370 [ 321.912154] ? kvm_clock_read+0x18/0x30 [ 321.916631] 1965979 pages RAM [ 321.921990] ? kvm_sched_clock_read+0x9/0x20 [ 321.926114] 0 pages HighMem/MovableOnly [ 321.929132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.934649] 342307 pages reserved [ 321.937670] ? check_preemption_disabled+0x48/0x200 [ 321.942749] 0 pages cma reserved [ 321.946734] irq_exit+0x17f/0x1c0 [ 321.949953] Mem-Info: [ 321.954228] smp_apic_timer_interrupt+0x1cb/0x760 [ 321.958232] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 321.958232] active_file:14 inactive_file:15 isolated_file:0 [ 321.958232] unevictable:0 dirty:0 writeback:0 unstable:0 [ 321.958232] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 321.958232] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 321.958232] free:13750 free_pcp:487 free_cma:0 [ 321.963730] ? smp_call_function_single_interrupt+0x159/0x650 [ 321.967202] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 321.972174] ? smp_call_function_single_interrupt+0x650/0x650 [ 321.975521] Node 0 [ 321.978974] ? interrupt_entry+0xb5/0xf0 [ 321.978990] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.979008] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.981442] 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 [ 321.986257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.986272] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.986315] ? trace_hardirqs_on_caller+0x310/0x310 [ 322.019403] lowmem_reserve[]: [ 322.025279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.052966] 0 [ 322.058832] ? check_preemption_disabled+0x48/0x200 [ 322.058853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.061069] 2819 [ 322.065131] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.070145] 6323 [ 322.075144] apic_timer_interrupt+0xf/0x20 [ 322.100641] 6323 [ 322.105457] [ 322.115476] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 322.118576] Node 0 [ 322.124095] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 322.125910] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 322.130881] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 322.130895] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 322.130902] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 322.130917] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 322.136462] lowmem_reserve[]: [ 322.138504] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 322.143326] 0 [ 322.145381] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 322.145412] ? trace_hardirqs_on+0xb4/0x310 [ 322.149632] 0 [ 322.151679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.153895] 3503 [ 322.158820] skb_clone+0x1bb/0x500 [ 322.158840] ? finish_task_switch+0x2f5/0x900 [ 322.161058] 3503 [ 322.179960] ? skb_split+0x11e0/0x11e0 [ 322.179975] ? preempt_notifier_register+0x200/0x200 [ 322.179993] ? __switch_to_asm+0x34/0x70 [ 322.214405] ? __switch_to_asm+0x34/0x70 [ 322.221683] Node 0 [ 322.228924] ? __switch_to_asm+0x40/0x70 [ 322.228936] ? __switch_to_asm+0x34/0x70 [ 322.228952] ? __switch_to_asm+0x40/0x70 [ 322.236254] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 322.239310] ? __switch_to_asm+0x34/0x70 [ 322.246586] lowmem_reserve[]: [ 322.248382] ? __switch_to_asm+0x40/0x70 [ 322.255638] 0 [ 322.259954] ? __switch_to_asm+0x34/0x70 [ 322.259968] ? __switch_to_asm+0x34/0x70 [ 322.259984] ? __switch_to_asm+0x40/0x70 [ 322.261769] 0 [ 322.267298] ? __switch_to_asm+0x34/0x70 [ 322.267319] bpf_clone_redirect+0xb9/0x490 [ 322.267337] ? __schedule+0x874/0x1ed0 [ 322.269398] 0 [ 322.272937] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 322.277444] 0 [ 322.279517] ? __sched_text_start+0x8/0x8 [ 322.288494] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 322.288518] ? retint_kernel+0x2d/0x2d [ 322.292561] Node 0 [ 322.296631] ? lock_acquire+0x1ed/0x520 [ 322.296648] ? bpf_test_run+0x32e/0x5a0 [ 322.298868] DMA: [ 322.302931] ? lock_release+0x970/0x970 [ 322.306992] 1*4kB [ 322.311034] ? preempt_schedule+0x4d/0x60 [ 322.339407] (U) [ 322.343456] ? preempt_schedule_common+0x1f/0xd0 [ 322.346559] 0*8kB [ 322.350598] ? preempt_schedule+0x4d/0x60 [ 322.352389] 0*16kB 1*32kB [ 322.356446] ? ___preempt_schedule+0x16/0x18 [ 322.356468] ? bpf_test_run+0x1c0/0x5a0 [ 322.360515] (U) [ 322.364573] ? netlink_diag_dump+0x2a0/0x2a0 [ 322.366390] 2*64kB [ 322.370449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.374656] (U) [ 322.378534] ? bpf_test_init.isra.9+0x70/0x100 [ 322.378551] ? bpf_prog_test_run_skb+0x634/0xb40 [ 322.378568] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 322.380354] 1*128kB [ 322.385399] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 322.387189] (U) [ 322.391317] ? fput+0x130/0x1a0 [ 322.396073] 1*256kB [ 322.399940] ? __bpf_prog_get+0x9b/0x290 [ 322.402154] (U) [ 322.406145] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 322.406158] ? bpf_prog_test_run+0x130/0x1a0 [ 322.406174] ? __x64_sys_bpf+0x3d8/0x510 [ 322.410132] 0*512kB [ 322.412196] ? bpf_prog_get+0x20/0x20 [ 322.416168] 1*1024kB [ 322.418308] ? do_syscall_64+0x1b9/0x820 [ 322.422423] (U) [ 322.424407] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 322.429180] 1*2048kB [ 322.431320] ? syscall_return_slowpath+0x5e0/0x5e0 [ 322.435483] (M) [ 322.438325] ? trace_hardirqs_on_caller+0x310/0x310 [ 322.438340] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 322.438369] ? recalc_sigpending_tsk+0x180/0x180 [ 322.442762] 3*4096kB [ 322.446727] ? kasan_check_write+0x14/0x20 [ 322.446745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.446763] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.448722] (M) [ 322.453217] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 322.455369] = 15908kB [ 322.460899] syz-executor0 cpuset=syz0 mems_allowed=0 [ 322.460924] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 322.460937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.462906] Node 0 [ 322.467474] Call Trace: [ 322.467481] [ 322.467499] dump_stack+0x1c4/0x2b4 [ 322.467519] ? dump_stack_print_info.cold.2+0x52/0x52 [ 322.472256] DMA32: [ 322.477100] warn_alloc.cold.119+0xb7/0x1bd [ 322.477119] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.479427] 5*4kB [ 322.484964] ? lock_downgrade+0x900/0x900 [ 322.486936] (M) [ 322.490200] ? trace_hardirqs_off+0xb8/0x310 [ 322.492504] 1*8kB [ 322.496561] ? trace_hardirqs_off+0xb8/0x310 [ 322.496581] __alloc_pages_slowpath+0x2667/0x2d80 [ 322.498547] (M) [ 322.503413] ? warn_alloc+0x120/0x120 [ 322.507804] 3*16kB [ 322.511847] ? warn_alloc+0x120/0x120 [ 322.514152] (M) [ 322.517949] ? warn_alloc+0x120/0x120 [ 322.517963] ? lock_release+0x970/0x970 [ 322.517981] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 322.520386] 4*32kB [ 322.524460] ? trace_hardirqs_on+0x310/0x310 [ 322.526438] (UM) [ 322.531798] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.534202] 5*64kB [ 322.539133] ? should_fail+0x22d/0xd01 [ 322.539150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.539168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.541131] (M) [ 322.546142] ? should_fail+0x22d/0xd01 [ 322.546160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.546177] ? should_fail+0x22d/0xd01 [ 322.551177] 5*128kB [ 322.555930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.558337] (UM) [ 322.562553] ? mark_held_locks+0x130/0x130 [ 322.567402] 2*256kB [ 322.572753] ? mark_held_locks+0x130/0x130 [ 322.574712] (M) [ 322.585188] ? kvm_clock_read+0x18/0x30 [ 322.585202] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 322.585219] ? ktime_get+0x2e1/0x440 [ 322.587633] 4*512kB [ 322.592720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.599999] (UM) [ 322.609338] ? check_preemption_disabled+0x48/0x200 [ 322.609368] ? kasan_check_read+0x11/0x20 [ 322.611592] 3*1024kB [ 322.614178] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 322.616321] (UM) [ 322.619932] ? rcu_bh_qs+0xc0/0xc0 [ 322.625105] 3*2048kB [ 322.627372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.627395] ? check_preemption_disabled+0x48/0x200 [ 322.627418] __alloc_pages_nodemask+0xa80/0xde0 [ 322.631720] (M) [ 322.636560] ? should_fail+0x22d/0xd01 [ 322.636584] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 322.638723] 3*4096kB [ 322.642877] ? ____cache_alloc_node+0x1c7/0x1e0 [ 322.644825] (M) [ 322.649227] ? lock_downgrade+0x900/0x900 [ 322.649250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.651402] = 25228kB [ 322.655804] cache_grow_begin+0x91/0x8c0 [ 322.660643] Node 0 [ 322.662606] ? do_raw_spin_unlock+0xa7/0x2f0 [ 322.666404] Normal: [ 322.668649] fallback_alloc+0x203/0x2e0 [ 322.672430] 1316*4kB [ 322.674412] ____cache_alloc_node+0x1c7/0x1e0 [ 322.678202] (ME) [ 322.682155] kmem_cache_alloc_node+0xe3/0x730 [ 322.687350] 462*8kB [ 322.689578] ? ipv6_get_ifaddr+0x42e/0x620 [ 322.693960] (UMEH) [ 322.696020] __alloc_skb+0x119/0x770 [ 322.696038] ? skb_scrub_packet+0x490/0x490 [ 322.701563] 167*16kB [ 322.703800] ? lock_downgrade+0x900/0x900 [ 322.707681] (UMEH) [ 322.712770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.718302] 42*32kB [ 322.720263] ? refcount_sub_and_test_checked+0x203/0x310 [ 322.724130] (UMEH) [ 322.729227] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 322.729243] ? addrconf_rs_timer+0x690/0x690 [ 322.729265] ndisc_alloc_skb+0x144/0x340 [ 322.733129] 4*64kB [ 322.735452] ndisc_send_rs+0x331/0x6e0 [ 322.740553] (UH) [ 322.742602] addrconf_rs_timer+0x314/0x690 [ 322.746833] 1*128kB [ 322.749141] ? neigh_invalidate+0x550/0x550 [ 322.753348] (U) [ 322.755331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.759303] 0*256kB [ 322.764307] call_timer_fn+0x272/0x920 [ 322.768012] 1*512kB [ 322.770321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.775837] (U) [ 322.777897] ? process_timeout+0x40/0x40 [ 322.777911] ? trace_hardirqs_off+0xb8/0x310 [ 322.777932] ? kasan_check_read+0x11/0x20 [ 322.782928] 0*1024kB [ 322.787069] ? do_raw_spin_unlock+0xa7/0x2f0 [ 322.787083] ? trace_hardirqs_on+0x310/0x310 [ 322.787102] ? __run_timers+0x7da/0xc70 [ 322.789504] 0*2048kB [ 322.794779] ? lock_downgrade+0x900/0x900 [ 322.796839] 0*4096kB [ 322.800642] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 322.803034] = 13872kB [ 322.808560] ? trace_hardirqs_on+0xbd/0x310 [ 322.808571] ? kasan_check_read+0x11/0x20 [ 322.808589] ? __run_timers+0x7da/0xc70 [ 322.813594] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.818250] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 322.818268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.818286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 322.820249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.824138] __run_timers+0x7e5/0xc70 [ 322.829153] 4244 total pagecache pages [ 322.831563] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 322.836225] 0 pages in swap cache [ 322.838183] ? lock_acquire+0x1ed/0x520 [ 322.842312] Swap cache stats: add 0, delete 0, find 0/0 [ 322.847837] ? __hrtimer_run_queues+0x488/0x10d0 [ 322.847855] ? lock_release+0x970/0x970 [ 322.847872] ? trace_hardirqs_off+0xb8/0x310 [ 322.850308] Free swap = 0kB [ 322.854381] ? do_raw_spin_unlock+0xa7/0x2f0 [ 322.856619] Total swap = 0kB [ 322.861007] ? kasan_check_write+0x14/0x20 [ 322.863313] 1965979 pages RAM [ 322.867294] ? pvclock_read_flags+0x160/0x160 [ 322.867313] ? lock_downgrade+0x900/0x900 [ 322.869708] 0 pages HighMem/MovableOnly [ 322.874201] ? trace_hardirqs_on+0xbd/0x310 [ 322.876261] 342307 pages reserved [ 322.880738] ? kvm_sched_clock_read+0x9/0x20 [ 322.883039] 0 pages cma reserved [ 322.887265] ? irq_exit+0x17f/0x1c0 [ 322.887280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.887300] ? check_preemption_disabled+0x48/0x200 [ 322.889518] Unreclaimable slab info: [ 322.893234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.897555] Name Used Total [ 322.899944] run_timer_softirq+0x52/0xb0 [ 322.904093] pid_2 1KB 28KB [ 322.906302] ? __this_cpu_preempt_check+0x1c/0x1f [ 322.906320] __do_softirq+0x30b/0xad8 [ 322.906340] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 322.911908] TIPC 10KB 14KB [ 322.914194] ? pvclock_read_flags+0x160/0x160 [ 322.919651] SCTPv6 14KB 18KB [ 322.921861] ? lapic_next_event+0x5a/0x90 [ 322.927315] DCCPv6 17KB 21KB [ 322.931698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.935750] DCCP 16KB 20KB [ 322.937974] ? clockevents_program_event+0x140/0x370 [ 322.937998] ? kvm_clock_read+0x18/0x30 [ 322.941881] bridge_fdb_cache 16KB 19KB [ 322.943932] ? kvm_sched_clock_read+0x9/0x20 [ 322.948168] nf-frags 1KB 3KB [ 322.950468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.954781] fib6_nodes 75KB 92KB [ 322.956750] ? check_preemption_disabled+0x48/0x200 [ 322.956774] irq_exit+0x17f/0x1c0 [ 322.960997] ip6_dst_cache 72KB 266KB [ 322.963316] smp_apic_timer_interrupt+0x1cb/0x760 [ 322.967205] RAWv6 68KB 71KB [ 322.969505] ? smp_call_function_single_interrupt+0x159/0x650 [ 322.973733] UDPv6 3KB 3KB [ 322.975703] ? smp_call_function_single_interrupt+0x650/0x650 [ 322.979789] TCPv6 23KB 23KB [ 322.984170] ? interrupt_entry+0xb5/0xf0 [ 322.988324] nf_conntrack 17KB 33KB [ 322.990710] ? trace_hardirqs_off_caller+0xbb/0x310 [ 322.995112] sd_ext_cdb 0KB 3KB [ 322.999491] ? trace_hardirqs_off_caller+0xbb/0x310 [ 322.999508] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.999525] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.003489] scsi_sense_cache 1056KB 1060KB [ 323.005899] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.010054] virtio_scsi_cmd 16KB 16KB [ 323.012446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.017551] sgpool-128 8KB 8KB [ 323.019938] ? check_preemption_disabled+0x48/0x200 [ 323.024239] sgpool-64 4KB 6KB [ 323.028383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.028410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.032377] sgpool-32 2KB 7KB [ 323.041216] apic_timer_interrupt+0xf/0x20 [ 323.041227] [ 323.046690] sgpool-16 1KB 3KB [ 323.052207] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 323.056442] sgpool-8 0KB 3KB [ 323.064990] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 323.068801] mqueue_inode_cache 10KB 14KB [ 323.072657] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 [ 323.078026] bio_post_read_ctx 14KB 15KB [ 323.081446] ORIG_RAX: ffffffffffffff13 [ 323.085422] bio-2 14KB 19KB [ 323.090753] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 323.090761] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 323.090769] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 323.090783] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 323.095529] jfs_mp 7KB 7KB [ 323.099486] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 323.099510] ? trace_hardirqs_on+0xb4/0x310 [ 323.099529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.103929] nfs_commit_data 3KB 7KB [ 323.106939] skb_clone+0x1bb/0x500 [ 323.106959] ? finish_task_switch+0x2f5/0x900 [ 323.111353] nfs_write_data 34KB 37KB [ 323.114383] ? skb_split+0x11e0/0x11e0 [ 323.118628] jbd2_inode 3KB 3KB [ 323.121733] ? preempt_notifier_register+0x200/0x200 [ 323.126232] ext4_system_zone 0KB 3KB [ 323.130357] ? __switch_to_asm+0x34/0x70 [ 323.134325] bio-1 1KB 3KB [ 323.138632] ? __switch_to_asm+0x34/0x70 [ 323.138643] ? __switch_to_asm+0x40/0x70 [ 323.138659] ? __switch_to_asm+0x34/0x70 [ 323.142099] pid_namespace 2KB 7KB [ 323.146493] ? __switch_to_asm+0x40/0x70 [ 323.146504] ? __switch_to_asm+0x34/0x70 [ 323.146520] ? __switch_to_asm+0x40/0x70 [ 323.149885] rpc_buffers 17KB 19KB [ 323.153501] ? __switch_to_asm+0x34/0x70 [ 323.159038] rpc_tasks 2KB 3KB [ 323.164031] ? __switch_to_asm+0x34/0x70 [ 323.167747] UNIX 9KB 14KB [ 323.173260] ? __switch_to_asm+0x40/0x70 [ 323.178798] ip4-frags 180KB 185KB [ 323.182837] ? __switch_to_asm+0x34/0x70 [ 323.188228] tcp_bind_bucket 1KB 4KB [ 323.193055] bpf_clone_redirect+0xb9/0x490 [ 323.196847] inet_peer_cache 2KB 4KB [ 323.201960] ? __schedule+0x874/0x1ed0 [ 323.207326] ip_fib_trie 11KB 15KB [ 323.211793] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 323.217155] ip_fib_alias 50KB 55KB [ 323.221283] ? __sched_text_start+0x8/0x8 [ 323.226645] ip_dst_cache 8KB 56KB [ 323.232163] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.237522] RAW 40KB 43KB [ 323.242601] ? retint_kernel+0x2d/0x2d [ 323.246577] UDP 16KB 19KB [ 323.251924] ? lock_acquire+0x1ed/0x520 [ 323.256335] TCP 8KB 16KB [ 323.261689] ? bpf_test_run+0x32e/0x5a0 [ 323.267227] hugetlbfs_inode_cache 2KB 7KB [ 323.272567] ? lock_release+0x970/0x970 [ 323.277586] fscache_cookie_jar 1KB 7KB [ 323.281017] ? preempt_schedule+0x4d/0x60 [ 323.286386] eventpoll_pwq 3KB 23KB [ 323.291213] ? preempt_schedule_common+0x1f/0xd0 [ 323.296579] eventpoll_epi 6KB 31KB [ 323.302442] ? preempt_schedule+0x4d/0x60 [ 323.307805] inotify_inode_mark 5KB 31KB [ 323.313665] ? ___preempt_schedule+0x16/0x18 [ 323.319032] request_queue 163KB 163KB [ 323.323086] ? bpf_test_run+0x1c0/0x5a0 [ 323.328460] blkdev_requests 1KB 3KB [ 323.333454] ? netlink_diag_dump+0x2a0/0x2a0 [ 323.338818] blkdev_ioc 5KB 23KB [ 323.343816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.348657] bio-0 61KB 165KB [ 323.353651] ? bpf_test_init.isra.9+0x70/0x100 [ 323.359019] biovec-max 1353KB 1353KB [ 323.364009] ? bpf_prog_test_run_skb+0x634/0xb40 [ 323.369384] bio_integrity_payload 1KB 8KB [ 323.374908] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 323.380273] khugepaged_mm_slot 0KB 7KB [ 323.385268] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.390635] dmaengine-unmap-256 2KB 6KB [ 323.396139] ? fput+0x130/0x1a0 [ 323.396153] ? __bpf_prog_get+0x9b/0x290 [ 323.396170] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 323.401000] dmaengine-unmap-128 1KB 3KB [ 323.406351] ? bpf_prog_test_run+0x130/0x1a0 [ 323.406383] ? __x64_sys_bpf+0x3d8/0x510 [ 323.406404] ? bpf_prog_get+0x20/0x20 [ 323.410627] dmaengine-unmap-16 0KB 4KB [ 323.412871] ? do_syscall_64+0x1b9/0x820 [ 323.418227] dmaengine-unmap-2 0KB 3KB [ 323.423135] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 323.428502] skbuff_fclone_cache 10KB 52KB [ 323.447394] ? syscall_return_slowpath+0x5e0/0x5e0 [ 323.447414] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.452851] skbuff_head_cache 462112KB 462112KB [ 323.458208] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 323.458223] ? recalc_sigpending_tsk+0x180/0x180 [ 323.458240] ? kasan_check_write+0x14/0x20 [ 323.463593] configfs_dir_cache 0KB 4KB [ 323.467565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.467595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.472945] file_lock_cache 0KB 3KB [ 323.480215] warn_alloc_show_mem: 1 callbacks suppressed [ 323.480225] Mem-Info: [ 323.487513] file_lock_ctx 0KB 3KB [ 323.494786] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 323.494786] active_file:14 inactive_file:15 isolated_file:0 [ 323.494786] unevictable:0 dirty:0 writeback:0 unstable:0 [ 323.494786] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 323.494786] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 323.494786] free:13750 free_pcp:487 free_cma:0 [ 323.502049] fsnotify_mark_connector 3KB 19KB [ 323.507412] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.507422] Node 0 [ 323.514688] net_namespace 51KB 51KB [ 323.519023] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 323.519032] lowmem_reserve[]: [ 323.524562] shmem_inode_cache 3551KB 4273KB [ 323.529903] 0 2819 6323 6323 [ 323.529920] Node 0 DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 323.533463] task_delay_info 30KB 181KB [ 323.537936] lowmem_reserve[]: 0 0 3503 3503 [ 323.537958] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:1120kB free_cma:0kB [ 323.543325] taskstats 0KB 3KB [ 323.547192] lowmem_reserve[]: 0 0 0 0 [ 323.547212] Node 0 DMA: [ 323.552838] proc_dir_entry 592KB 603KB [ 323.557923] 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) [ 323.563305] pde_opener 0KB 3KB [ 323.567344] 2*64kB (U) 1*128kB (U) 1*256kB (U) [ 323.572739] seq_file 1KB 11KB [ 323.576779] 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) [ 323.580862] sigqueue 17KB 27KB [ 323.584903] = 15908kB [ 323.584912] Node 0 [ 323.590287] kernfs_node_cache 12066KB 12092KB [ 323.594313] DMA32: [ 323.598391] mnt_cache 77KB 96KB [ 323.602425] 5*4kB [ 323.607800] filp 252KB 652KB [ 323.611828] (M) [ 323.617202] names_cache 72KB 72KB [ 323.621232] 1*8kB [ 323.626604] iint_cache 74KB 79KB [ 323.630632] (M) [ 323.635985] key_jar 3KB 7KB [ 323.640027] 3*16kB (M) 4*32kB (UM) 5*64kB (M) 5*128kB [ 323.645420] uts_namespace 2KB 7KB [ 323.649631] (UM) 2*256kB (M) 4*512kB (UM) 3*1024kB (UM) [ 323.655019] nsproxy 1KB 3KB [ 323.658887] 3*2048kB (M) 3*4096kB (M) = 25228kB [ 323.658906] Node 0 Normal: 1316*4kB [ 323.664277] vm_area_struct 364KB 1086KB [ 323.669268] (ME) 462*8kB (UMEH) 167*16kB (UMEH) 42*32kB (UMEH) [ 323.674657] mm_struct 53KB 175KB [ 323.678789] 4*64kB (UH) 1*128kB (U) 0*256kB 1*512kB (U) [ 323.684176] fs_cache 8KB 92KB [ 323.688922] 0*1024kB 0*2048kB 0*4096kB = 13872kB [ 323.688948] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.688963] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.694544] files_cache 30KB 97KB [ 323.698501] 4244 total pagecache pages [ 323.698508] 0 pages in swap cache [ 323.698515] Swap cache stats: add 0, delete 0, find 0/0 [ 323.698519] Free swap = 0kB [ 323.698523] Total swap = 0kB [ 323.698533] 1965979 pages RAM [ 323.703896] signal_cache 228KB 582KB [ 323.707841] 0 pages HighMem/MovableOnly [ 323.707846] 342307 pages reserved [ 323.707850] 0 pages cma reserved [ 323.707900] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 323.713236] sighand_cache 358KB 409KB [ 323.717262] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 323.722922] task_struct 1039KB 1039KB [ 323.726875] syz-executor0 cpuset=syz0 mems_allowed=0 [ 323.726900] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 323.726912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.732354] cred_jar 47KB 352KB [ 323.736490] Call Trace: [ 323.736498] [ 323.736521] dump_stack+0x1c4/0x2b4 [ 323.736541] ? dump_stack_print_info.cold.2+0x52/0x52 [ 323.741907] anon_vma_chain 121KB 637KB [ 323.746649] warn_alloc.cold.119+0xb7/0x1bd [ 323.746668] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 323.752016] anon_vma 118KB 242KB [ 323.756157] ? lock_downgrade+0x900/0x900 [ 323.756179] ? trace_hardirqs_off+0xb8/0x310 [ 323.761629] pid 21KB 184KB [ 323.766034] ? trace_hardirqs_off+0xb8/0x310 [ 323.766055] __alloc_pages_slowpath+0x2667/0x2d80 [ 323.771406] Acpi-Operand 106KB 158KB [ 323.775402] ? warn_alloc+0x120/0x120 [ 323.780752] Acpi-Namespace 19KB 23KB [ 323.785130] ? trace_hardirqs_on+0x310/0x310 [ 323.790492] numa_policy 0KB 3KB [ 323.796012] ? warn_alloc+0x120/0x120 [ 323.801880] debug_objects_cache 875KB 877KB [ 323.806431] ? warn_alloc+0x120/0x120 [ 323.806444] ? ktime_get+0x2e1/0x440 [ 323.806464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.811813] trace_event_file 258KB 258KB [ 323.816558] ? check_preemption_disabled+0x48/0x200 [ 323.816579] ? kasan_check_read+0x11/0x20 [ 323.822276] ftrace_event_field 372KB 374KB [ 323.827108] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.827123] ? should_fail+0x22d/0xd01 [ 323.827142] ? rcu_bh_qs+0xc0/0xc0 [ 323.832575] pool_workqueue 69KB 72KB [ 323.838106] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.838119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.838136] ? should_fail+0x22d/0xd01 [ 323.843669] task_group 7KB 7KB [ 323.846940] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.846954] ? should_fail+0x22d/0xd01 [ 323.846972] ? rcu_idle_enter+0x4b0/0x4b0 [ 323.851022] page->ptl 72KB 620KB [ 323.855857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.861416] kmalloc-2097152 2050KB 2050KB [ 323.865795] ? mark_held_locks+0x130/0x130 [ 323.869857] kmalloc-524288 2056KB 2056KB [ 323.873636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.879085] kmalloc-262144 1290KB 1290KB [ 323.883125] ? mark_held_locks+0x130/0x130 [ 323.888490] kmalloc-131072 650KB 650KB [ 323.893832] ? rcu_irq_exit+0xce/0x100 [ 323.899382] kmalloc-65536 330KB 330KB [ 323.904301] ? irq_exit+0xbd/0x1c0 [ 323.909323] kmalloc-32768 693KB 693KB [ 323.914666] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 323.919681] kmalloc-16384 445KB 445KB [ 323.924419] ? do_raw_spin_unlock+0xa7/0x2f0 [ 323.928652] kmalloc-8192 1897KB 1897KB [ 323.934079] ? smp_call_function_single_interrupt+0x650/0x650 [ 323.938928] kmalloc-4096 6434KB 6434KB [ 323.944276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.949640] kmalloc-2048 2970947KB 2970947KB [ 323.954981] ? ret_from_intr+0xb/0x1e [ 323.957404] kmalloc-1024 1572842KB 1572842KB [ 323.962773] ? retint_kernel+0x2d/0x2d [ 323.995746] kmalloc-512 1541KB 3577KB [ 324.001604] ? trace_hardirqs_on_caller+0xc0/0x310 [ 324.001621] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 324.001639] ? trace_hardirqs_off+0x310/0x310 [ 324.029320] kmalloc-256 1773KB 2235KB [ 324.031536] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 324.036905] kmalloc-128 464KB 952KB [ 324.062416] __alloc_pages_nodemask+0xa80/0xde0 [ 324.062434] ? should_fail+0x22d/0xd01 [ 324.065527] kmalloc-96 425KB 1844KB [ 324.070882] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 324.070914] ? ____cache_alloc_node+0x1c7/0x1e0 [ 324.074001] kmalloc-64 679KB 1324KB [ 324.101500] ? lock_downgrade+0x900/0x900 [ 324.101526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.106898] kmalloc-32 958KB 1630KB [ 324.111193] cache_grow_begin+0x91/0x8c0 [ 324.140415] kmalloc-192 799KB 1040KB [ 324.145765] ? do_raw_spin_unlock+0xa7/0x2f0 [ 324.149569] kmem_cache 255KB 262KB [ 324.152224] fallback_alloc+0x203/0x2e0 [ 324.157598] Out of memory: Kill process 5813 (syz-fuzzer) score 27 or sacrifice child [ 324.162188] ____cache_alloc_node+0x1c7/0x1e0 [ 324.167703] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 324.172209] kmem_cache_alloc_node+0xe3/0x730 [ 324.177562] ksoftirqd/1 cpuset= [ 324.183271] ? ipv6_get_ifaddr+0x42e/0x620 [ 324.188610] / [ 324.191024] __alloc_skb+0x119/0x770 [ 324.193250] mems_allowed=0 [ 324.198607] ? skb_scrub_packet+0x490/0x490 [ 324.856179] ? lock_downgrade+0x900/0x900 [ 324.860335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.865879] ? refcount_sub_and_test_checked+0x203/0x310 [ 324.871335] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 324.876793] ? addrconf_rs_timer+0x690/0x690 [ 324.881222] ndisc_alloc_skb+0x144/0x340 [ 324.885288] ndisc_send_rs+0x331/0x6e0 [ 324.889185] addrconf_rs_timer+0x314/0x690 [ 324.893428] ? neigh_invalidate+0x550/0x550 [ 324.897752] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.901997] call_timer_fn+0x272/0x920 [ 324.905885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.910121] ? process_timeout+0x40/0x40 [ 324.914181] ? trace_hardirqs_off+0xb8/0x310 [ 324.918590] ? kasan_check_read+0x11/0x20 [ 324.922742] ? do_raw_spin_unlock+0xa7/0x2f0 [ 324.927148] ? trace_hardirqs_on+0x310/0x310 [ 324.931557] ? __run_timers+0x7da/0xc70 [ 324.935534] ? lock_downgrade+0x900/0x900 [ 324.939685] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 324.944795] ? trace_hardirqs_on+0xbd/0x310 [ 324.949113] ? kasan_check_read+0x11/0x20 [ 324.953263] ? __run_timers+0x7da/0xc70 [ 324.957241] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 324.962690] ? kasan_check_write+0x14/0x20 [ 324.966927] ? do_raw_spin_lock+0xc1/0x200 [ 324.971166] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.975407] __run_timers+0x7e5/0xc70 [ 324.979230] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 324.984604] ? lock_acquire+0x1ed/0x520 [ 324.988581] ? __hrtimer_run_queues+0x488/0x10d0 [ 324.993338] ? lock_release+0x970/0x970 [ 324.997330] ? trace_hardirqs_off+0xb8/0x310 [ 325.001759] ? do_raw_spin_unlock+0xa7/0x2f0 [ 325.006167] ? kasan_check_write+0x14/0x20 [ 325.010415] ? pvclock_read_flags+0x160/0x160 [ 325.014911] ? lock_downgrade+0x900/0x900 [ 325.019066] ? trace_hardirqs_on+0xbd/0x310 [ 325.023401] ? kvm_sched_clock_read+0x9/0x20 [ 325.027817] ? irq_exit+0x17f/0x1c0 [ 325.031447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.036985] ? check_preemption_disabled+0x48/0x200 [ 325.042000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.047543] run_timer_softirq+0x52/0xb0 [ 325.051604] ? __this_cpu_preempt_check+0x1c/0x1f [ 325.056450] __do_softirq+0x30b/0xad8 [ 325.060263] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 325.065378] ? pvclock_read_flags+0x160/0x160 [ 325.069883] ? lapic_next_event+0x5a/0x90 [ 325.074034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.079569] ? clockevents_program_event+0x140/0x370 [ 325.084684] ? kvm_clock_read+0x18/0x30 [ 325.088658] ? kvm_sched_clock_read+0x9/0x20 [ 325.093065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.098604] ? check_preemption_disabled+0x48/0x200 [ 325.103631] irq_exit+0x17f/0x1c0 [ 325.107085] smp_apic_timer_interrupt+0x1cb/0x760 [ 325.111927] ? smp_call_function_single_interrupt+0x159/0x650 [ 325.117812] ? smp_call_function_single_interrupt+0x650/0x650 [ 325.123698] ? interrupt_entry+0xb5/0xf0 [ 325.127759] ? trace_hardirqs_off_caller+0xbb/0x310 [ 325.132771] ? trace_hardirqs_off_caller+0xbb/0x310 [ 325.137787] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.142630] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.147642] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.152660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.158199] ? check_preemption_disabled+0x48/0x200 [ 325.163213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.168761] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.173608] apic_timer_interrupt+0xf/0x20 [ 325.177838] [ 325.180078] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 325.185009] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 325.203905] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 325.211615] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 325.218881] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 325.226148] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 325.233414] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 325.240682] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 325.247967] ? trace_hardirqs_on+0xb4/0x310 [ 325.252299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.257840] skb_clone+0x1bb/0x500 [ 325.261394] ? finish_task_switch+0x2f5/0x900 [ 325.265892] ? skb_split+0x11e0/0x11e0 [ 325.269779] ? preempt_notifier_register+0x200/0x200 [ 325.274884] ? __switch_to_asm+0x34/0x70 [ 325.278943] ? __switch_to_asm+0x34/0x70 [ 325.283002] ? __switch_to_asm+0x40/0x70 [ 325.287063] ? __switch_to_asm+0x34/0x70 [ 325.291123] ? __switch_to_asm+0x40/0x70 [ 325.295178] ? __switch_to_asm+0x34/0x70 [ 325.299234] ? __switch_to_asm+0x40/0x70 [ 325.303293] ? __switch_to_asm+0x34/0x70 [ 325.307352] ? __switch_to_asm+0x34/0x70 [ 325.311425] ? __switch_to_asm+0x40/0x70 [ 325.315481] ? __switch_to_asm+0x34/0x70 [ 325.319554] bpf_clone_redirect+0xb9/0x490 [ 325.323788] ? __schedule+0x874/0x1ed0 [ 325.327684] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 325.332701] ? __sched_text_start+0x8/0x8 [ 325.336848] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 325.341606] ? retint_kernel+0x2d/0x2d [ 325.345503] ? lock_acquire+0x1ed/0x520 [ 325.349475] ? bpf_test_run+0x32e/0x5a0 [ 325.353453] ? lock_release+0x970/0x970 [ 325.357432] ? preempt_schedule+0x4d/0x60 [ 325.361582] ? preempt_schedule_common+0x1f/0xd0 [ 325.366339] ? preempt_schedule+0x4d/0x60 [ 325.370495] ? ___preempt_schedule+0x16/0x18 [ 325.374908] ? bpf_test_run+0x1c0/0x5a0 [ 325.378887] ? netlink_diag_dump+0x2a0/0x2a0 [ 325.383300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.388835] ? bpf_test_init.isra.9+0x70/0x100 [ 325.393428] ? bpf_prog_test_run_skb+0x634/0xb40 [ 325.398194] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 325.403033] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 325.408566] ? fput+0x130/0x1a0 [ 325.411846] ? __bpf_prog_get+0x9b/0x290 [ 325.415908] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 325.420765] ? bpf_prog_test_run+0x130/0x1a0 [ 325.425176] ? __x64_sys_bpf+0x3d8/0x510 [ 325.429236] ? bpf_prog_get+0x20/0x20 [ 325.433053] ? do_syscall_64+0x1b9/0x820 [ 325.437115] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 325.442481] ? syscall_return_slowpath+0x5e0/0x5e0 [ 325.447436] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.452452] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 325.457471] ? recalc_sigpending_tsk+0x180/0x180 [ 325.462229] ? kasan_check_write+0x14/0x20 [ 325.466479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.471332] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.476710] Mem-Info: [ 325.476723] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 325.476735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.479152] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 325.479152] active_file:14 inactive_file:15 isolated_file:0 [ 325.479152] unevictable:0 dirty:0 writeback:0 unstable:0 [ 325.479152] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 325.479152] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 325.479152] free:13750 free_pcp:487 free_cma:0 [ 325.485968] Call Trace: [ 325.495358] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 325.528309] dump_stack+0x1c4/0x2b4 [ 325.530869] Node 0 [ 325.558549] ? dump_stack_print_info.cold.2+0x52/0x52 [ 325.562192] 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 [ 325.564414] warn_alloc.cold.119+0xb7/0x1bd [ 325.569574] lowmem_reserve[]: [ 325.595089] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.599395] 0 [ 325.602498] ? lock_downgrade+0x900/0x900 [ 325.607314] 2819 [ 325.609114] ? trace_hardirqs_off+0xb8/0x310 [ 325.613239] 6323 [ 325.615298] ? trace_hardirqs_off+0xb8/0x310 [ 325.619686] 6323 [ 325.621747] __alloc_pages_slowpath+0x2667/0x2d80 [ 325.628209] ? warn_alloc+0x120/0x120 [ 325.633041] Node 0 DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 325.636874] ? rb_erase+0x3710/0x3710 [ 325.636898] ? warn_alloc+0x120/0x120 [ 325.664397] lowmem_reserve[]: [ 325.668197] ? warn_alloc+0x120/0x120 [ 325.671976] 0 [ 325.675092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.678866] 0 [ 325.680673] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.686183] 3503 [ 325.687986] ? should_fail+0x22d/0xd01 [ 325.694017] 3503 [ 325.696086] ? trace_find_filtered_pid.part.60+0x50/0x50 [ 325.702013] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.707439] Node 0 [ 325.712540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.712577] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:1120kB free_cma:0kB [ 325.714811] ? should_fail+0x22d/0xd01 [ 325.720342] lowmem_reserve[]: [ 325.748805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.752668] 0 [ 325.755771] ? should_fail+0x22d/0xd01 [ 325.760854] 0 [ 325.762659] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.766525] 0 [ 325.768329] ? lock_downgrade+0x900/0x900 [ 325.773414] 0 [ 325.775239] ? mark_held_locks+0x130/0x130 [ 325.781172] ? mark_held_locks+0x130/0x130 [ 325.785396] Node 0 DMA: [ 325.789622] ? rcu_read_lock+0x70/0x70 [ 325.789638] ? mark_held_locks+0x130/0x130 [ 325.792293] 1*4kB [ 325.796175] ? mark_held_locks+0x130/0x130 [ 325.800395] (U) [ 325.802542] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 325.806755] 0*8kB [ 325.808728] ? try_to_wake_up+0x10a/0x12f0 [ 325.813809] 0*16kB [ 325.815954] ? migrate_swap_stop+0x930/0x930 [ 325.820165] 1*32kB [ 325.822412] __alloc_pages_nodemask+0xa80/0xde0 [ 325.826796] (U) [ 325.829030] ? should_fail+0x22d/0xd01 [ 325.833677] 2*64kB [ 325.835650] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 325.839512] (U) [ 325.841757] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.846740] 1*128kB [ 325.848721] ? lock_downgrade+0x900/0x900 [ 325.853375] (U) [ 325.855700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.859824] 1*256kB [ 325.861801] cache_grow_begin+0x91/0x8c0 [ 325.867310] (U) [ 325.869633] ? do_raw_spin_unlock+0xa7/0x2f0 [ 325.873672] 0*512kB [ 325.875663] fallback_alloc+0x203/0x2e0 [ 325.880057] 1*1024kB [ 325.882386] ____cache_alloc_node+0x1c7/0x1e0 [ 325.886341] (U) [ 325.888759] kmem_cache_alloc_node+0xe3/0x730 [ 325.893233] 1*2048kB [ 325.895204] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 325.899677] (M) [ 325.902085] __alloc_skb+0x119/0x770 [ 325.907163] 3*4096kB [ 325.909134] ? calc_wheel_index+0x220/0x220 [ 325.912819] (M) [ 325.915228] ? skb_scrub_packet+0x490/0x490 [ 325.919524] = 15908kB [ 325.921499] ? lock_acquire+0x1ed/0x520 [ 325.925813] Node 0 [ 325.928297] ? aoecmd_cfg+0x108/0x7f0 [ 325.932175] DMA32: [ 325.934413] ? lock_release+0x970/0x970 [ 325.938191] 5*4kB [ 325.940424] ? mod_timer_pending+0x1530/0x1530 [ 325.944385] (M) [ 325.946536] ? lock_downgrade+0x900/0x900 [ 325.951095] 1*8kB [ 325.953074] ? trace_hardirqs_off+0xb8/0x310 [ 325.957200] (M) [ 325.959347] new_skb+0x26/0x1c0 [ 325.963740] 3*16kB [ 325.965712] aoecmd_cfg+0x279/0x7f0 [ 325.968965] (M) [ 325.971203] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 325.974804] 4*32kB [ 325.976777] ? lock_acquire+0x1ed/0x520 [ 325.981084] (UM) [ 325.983318] ? call_timer_fn+0x1db/0x920 [ 325.987270] 5*64kB [ 325.989331] ? lock_downgrade+0x900/0x900 [ 325.993369] (M) 5*128kB [ 325.995625] discover_timer+0x50/0x60 [ 325.999742] (UM) [ 326.002407] call_timer_fn+0x272/0x920 [ 326.002423] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.006206] 2*256kB [ 326.008266] ? process_timeout+0x40/0x40 [ 326.012130] (M) [ 326.016971] ? kasan_check_read+0x11/0x20 [ 326.019277] 4*512kB [ 326.023337] ? do_raw_spin_unlock+0xa7/0x2f0 [ 326.025292] (UM) [ 326.029436] ? trace_hardirqs_on+0x310/0x310 [ 326.031741] 3*1024kB [ 326.036147] ? __run_timers+0x7da/0xc70 [ 326.038187] (UM) [ 326.042596] ? lock_downgrade+0x900/0x900 [ 326.044996] 3*2048kB [ 326.048981] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.051023] (M) [ 326.055168] ? trace_hardirqs_on+0xbd/0x310 [ 326.057559] 3*4096kB [ 326.062656] ? kasan_check_read+0x11/0x20 [ 326.064609] (M) [ 326.068927] ? __run_timers+0x7da/0xc70 [ 326.071317] = 25228kB [ 326.075463] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 326.077436] Node 0 [ 326.081412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.083800] Normal: [ 326.089247] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.091465] 1316*4kB [ 326.097004] __run_timers+0x7e5/0xc70 [ 326.099303] (ME) [ 326.104146] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 326.106528] 462*8kB [ 326.110324] ? lock_downgrade+0x900/0x900 [ 326.112375] (UMEH) [ 326.117735] ? finish_task_switch+0x1b5/0x900 [ 326.120036] 167*16kB [ 326.124178] ? trace_hardirqs_on+0xbd/0x310 [ 326.126395] (UMEH) [ 326.130885] ? kasan_check_read+0x11/0x20 [ 326.133279] 42*32kB [ 326.137598] ? finish_task_switch+0x1f5/0x900 [ 326.139810] (UMEH) [ 326.143955] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 326.146254] 4*64kB [ 326.150742] ? compat_start_thread+0x80/0x80 [ 326.152957] (UH) [ 326.158404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.158429] ? pvclock_read_flags+0x160/0x160 [ 326.160640] 1*128kB [ 326.165045] ? __switch_to_asm+0x34/0x70 [ 326.167086] (U) [ 326.172619] ? __switch_to_asm+0x34/0x70 [ 326.177094] 0*256kB [ 326.179414] ? __switch_to_asm+0x40/0x70 [ 326.183445] 1*512kB (U) [ 326.185424] ? __switch_to_asm+0x40/0x70 [ 326.189464] 0*1024kB [ 326.191799] ? __switch_to_asm+0x34/0x70 [ 326.195842] 0*2048kB [ 326.198512] ? __switch_to_asm+0x40/0x70 [ 326.202551] 0*4096kB [ 326.204956] ? trace_hardirqs_on+0xbd/0x310 [ 326.208995] = 13872kB [ 326.211411] ? kvm_sched_clock_read+0x9/0x20 [ 326.215457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 326.217857] ? run_ksoftirqd+0x94/0x100 [ 326.222174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 326.224573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.228957] 4244 total pagecache pages [ 326.237792] ? check_preemption_disabled+0x48/0x200 [ 326.241742] 0 pages in swap cache [ 326.250310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.255829] Swap cache stats: add 0, delete 0, find 0/0 [ 326.259710] run_timer_softirq+0x52/0xb0 [ 326.264709] Free swap = 0kB [ 326.268159] ? __this_cpu_preempt_check+0x1c/0x1f [ 326.273675] Total swap = 0kB [ 326.279044] __do_softirq+0x30b/0xad8 [ 326.283081] 1965979 pages RAM [ 326.286095] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 326.290912] 0 pages HighMem/MovableOnly [ 326.293928] ? trace_hardirqs_off+0xb8/0x310 [ 326.297704] 342307 pages reserved [ 326.300806] ? schedule+0x108/0x460 [ 326.305884] 0 pages cma reserved [ 326.309861] ? run_ksoftirqd+0x40/0x100 [ 326.314332] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 326.317722] ? trace_hardirqs_off+0xb8/0x310 [ 326.317736] ? smpboot_thread_fn+0x68b/0xa00 [ 326.317753] ? trace_hardirqs_on+0x310/0x310 [ 326.321451] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.324753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.328706] syz-executor0 cpuset= [ 326.335196] ? check_preemption_disabled+0x48/0x200 [ 326.339576] syz0 [ 326.343990] ? takeover_tasklets+0xa90/0xa90 [ 326.348399] mems_allowed=0 [ 326.358874] run_ksoftirqd+0x94/0x100 [ 326.385903] smpboot_thread_fn+0x68b/0xa00 [ 326.390141] ? sort_range+0x30/0x30 [ 326.393772] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.398877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.404420] ? __kthread_parkme+0xfb/0x1a0 [ 326.408662] kthread+0x35a/0x420 [ 326.412039] ? sort_range+0x30/0x30 [ 326.415667] ? kthread_bind+0x40/0x40 [ 326.419468] ret_from_fork+0x3a/0x50 [ 326.423186] Mem-Info: [ 326.423199] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 326.423210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.425628] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 326.425628] active_file:14 inactive_file:15 isolated_file:0 [ 326.425628] unevictable:0 dirty:0 writeback:0 unstable:0 [ 326.425628] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 326.425628] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 326.425628] free:13750 free_pcp:487 free_cma:0 [ 326.432878] Call Trace: [ 326.442277] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 326.475208] [ 326.477781] Node 0 [ 326.505455] dump_stack+0x1c4/0x2b4 [ 326.507609] 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 [ 326.509818] ? dump_stack_print_info.cold.2+0x52/0x52 [ 326.513436] lowmem_reserve[]: [ 326.538941] warn_alloc.cold.119+0xb7/0x1bd [ 326.544106] 0 [ 326.547217] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 326.551515] 2819 [ 326.553315] ? lock_downgrade+0x900/0x900 [ 326.558135] 6323 [ 326.560206] ? trace_hardirqs_off+0xb8/0x310 [ 326.564330] 6323 [ 326.566403] ? trace_hardirqs_off+0xb8/0x310 [ 326.572844] __alloc_pages_slowpath+0x2667/0x2d80 [ 326.577231] Node 0 DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 326.582093] ? warn_alloc+0x120/0x120 [ 326.582110] ? warn_alloc+0x120/0x120 [ 326.609416] lowmem_reserve[]: [ 326.613223] ? warn_alloc+0x120/0x120 [ 326.616994] 0 [ 326.620101] ? mark_held_locks+0x130/0x130 [ 326.623876] 0 [ 326.625678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.629894] 3503 [ 326.631691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.637204] 3503 [ 326.639267] ? should_fail+0x22d/0xd01 [ 326.646840] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.650708] Node 0 [ 326.655802] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.655839] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 326.658045] ? should_fail+0x22d/0xd01 [ 326.663561] lowmem_reserve[]: [ 326.691933] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.695800] 0 [ 326.698918] ? should_fail+0x22d/0xd01 [ 326.704003] 0 [ 326.705806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.709670] 0 [ 326.711469] ? mark_held_locks+0x130/0x130 [ 326.716549] 0 [ 326.718353] ? mark_held_locks+0x130/0x130 [ 326.724385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.728600] Node 0 DMA: [ 326.734132] ? mark_held_locks+0x130/0x130 [ 326.734149] ? trace_hardirqs_on+0x310/0x310 [ 326.736811] 1*4kB [ 326.741044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.745445] (U) [ 326.747591] ? wq_watchdog_touch+0x9c/0xfe [ 326.753111] 0*8kB [ 326.755086] ? io_serial_in+0x11/0x90 [ 326.759297] 0*16kB [ 326.761443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.765223] 1*32kB [ 326.767468] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.772978] (U) [ 326.775218] __alloc_pages_nodemask+0xa80/0xde0 [ 326.780294] 2*64kB [ 326.782268] ? should_fail+0x22d/0xd01 [ 326.786917] (U) [ 326.789155] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 326.793019] 1*128kB [ 326.795007] ? ____cache_alloc_node+0x1c7/0x1e0 [ 326.800472] (U) 1*256kB [ 326.802811] ? lock_downgrade+0x900/0x900 [ 326.807456] (U) [ 326.810126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.814248] 0*512kB [ 326.816223] cache_grow_begin+0x91/0x8c0 [ 326.821735] 1*1024kB [ 326.824057] ? do_raw_spin_unlock+0xa7/0x2f0 [ 326.828117] (U) [ 326.830528] fallback_alloc+0x203/0x2e0 [ 326.834920] 1*2048kB [ 326.836894] ____cache_alloc_node+0x1c7/0x1e0 [ 326.840848] (M) [ 326.843271] kmem_cache_alloc_node+0xe3/0x730 [ 326.847738] 3*4096kB [ 326.849711] ? ipv6_get_ifaddr+0x42e/0x620 [ 326.854192] (M) [ 326.856601] __alloc_skb+0x119/0x770 [ 326.860812] = 15908kB [ 326.862781] ? skb_scrub_packet+0x490/0x490 [ 326.866475] Node 0 [ 326.868884] ? lock_downgrade+0x900/0x900 [ 326.873194] DMA32: [ 326.875438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.879560] 5*4kB [ 326.881796] ? refcount_sub_and_test_checked+0x203/0x310 [ 326.887314] (M) [ 326.889460] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 326.894894] 1*8kB [ 326.896867] ? addrconf_rs_timer+0x690/0x690 [ 326.902304] (M) [ 326.904454] ndisc_alloc_skb+0x144/0x340 [ 326.908835] 3*16kB [ 326.910810] ndisc_send_rs+0x331/0x6e0 [ 326.914845] (M) [ 326.917096] addrconf_rs_timer+0x314/0x690 [ 326.920951] 4*32kB (UM) [ 326.922943] ? neigh_invalidate+0x550/0x550 [ 326.927241] 5*64kB [ 326.929913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.934211] (M) [ 326.936458] call_timer_fn+0x272/0x920 [ 326.940662] 5*128kB [ 326.942661] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.946541] (UM) [ 326.948865] ? process_timeout+0x40/0x40 [ 326.953075] 2*256kB [ 326.955152] ? trace_hardirqs_off+0xb8/0x310 [ 326.959197] (M) [ 326.961520] ? kasan_check_read+0x11/0x20 [ 326.965912] 4*512kB [ 326.967888] ? do_raw_spin_unlock+0xa7/0x2f0 [ 326.972016] (UM) [ 326.974337] ? trace_hardirqs_on+0x310/0x310 [ 326.978724] 3*1024kB [ 326.980787] ? __run_timers+0x7da/0xc70 [ 326.985171] (UM) [ 326.987582] ? lock_downgrade+0x900/0x900 [ 326.991553] 3*2048kB [ 326.993612] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.997733] (M) 3*4096kB (M) [ 327.000156] ? trace_hardirqs_on+0xbd/0x310 [ 327.005236] = 25228kB [ 327.008336] ? kasan_check_read+0x11/0x20 [ 327.012639] Node 0 [ 327.015053] ? __run_timers+0x7da/0xc70 [ 327.019179] Normal: [ 327.021418] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 327.025379] 1316*4kB [ 327.027718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.033140] (ME) [ 327.035554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 327.041069] 462*8kB [ 327.043132] __run_timers+0x7e5/0xc70 [ 327.047340] (UMEH) [ 327.049677] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 327.053447] 167*16kB [ 327.055679] ? lock_acquire+0x1ed/0x520 [ 327.061016] (UMEH) [ 327.063426] ? __hrtimer_run_queues+0x488/0x10d0 [ 327.067391] 42*32kB (UMEH) [ 327.069636] ? lock_release+0x970/0x970 [ 327.074377] 4*64kB [ 327.077315] ? trace_hardirqs_off+0xb8/0x310 [ 327.081267] (UH) [ 327.083502] ? do_raw_spin_unlock+0xa7/0x2f0 [ 327.087894] 1*128kB [ 327.089946] ? kasan_check_write+0x14/0x20 [ 327.094331] (U) [ 327.096657] ? pvclock_read_flags+0x160/0x160 [ 327.100881] 0*256kB [ 327.102853] ? lock_downgrade+0x900/0x900 [ 327.107327] 1*512kB [ 327.109645] ? trace_hardirqs_on+0xbd/0x310 [ 327.113768] (U) [ 327.116099] ? kvm_sched_clock_read+0x9/0x20 [ 327.120391] 0*1024kB 0*2048kB [ 327.122394] ? irq_exit+0x17f/0x1c0 [ 327.126774] 0*4096kB [ 327.129974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.133574] = 13872kB [ 327.135985] ? check_preemption_disabled+0x48/0x200 [ 327.141503] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 327.143909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.148911] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 327.157742] run_timer_softirq+0x52/0xb0 [ 327.163257] 4244 total pagecache pages [ 327.171831] ? __this_cpu_preempt_check+0x1c/0x1f [ 327.175877] 0 pages in swap cache [ 327.179764] __do_softirq+0x30b/0xad8 [ 327.184586] Swap cache stats: add 0, delete 0, find 0/0 [ 327.188037] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 327.191815] Free swap = 0kB [ 327.197172] ? pvclock_read_flags+0x160/0x160 [ 327.202257] Total swap = 0kB [ 327.205269] ? lapic_next_event+0x5a/0x90 [ 327.209766] 1965979 pages RAM [ 327.212784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.216913] 0 pages HighMem/MovableOnly [ 327.220013] ? clockevents_program_event+0x140/0x370 [ 327.225529] 342307 pages reserved [ 327.229516] ? kvm_clock_read+0x18/0x30 [ 327.234589] 0 pages cma reserved [ 327.238040] ? kvm_sched_clock_read+0x9/0x20 [ 327.242057] aoe: skb alloc failure [ 327.245358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.249800] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 327.253289] ? check_preemption_disabled+0x48/0x200 [ 327.258803] ksoftirqd/1 cpuset= [ 327.269115] irq_exit+0x17f/0x1c0 [ 327.274100] / [ 327.277423] smp_apic_timer_interrupt+0x1cb/0x760 [ 327.280862] mems_allowed=0 [ 327.282576] ? smp_call_function_single_interrupt+0x159/0x650 [ 327.296192] ? smp_call_function_single_interrupt+0x650/0x650 [ 327.302074] ? interrupt_entry+0xb5/0xf0 [ 327.306143] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.311159] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.316181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.321024] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.326037] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.331053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.336592] ? check_preemption_disabled+0x48/0x200 [ 327.341610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.347157] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.352007] apic_timer_interrupt+0xf/0x20 [ 327.356236] [ 327.358495] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 327.363429] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 327.382328] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 327.390054] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 327.397324] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 327.404598] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 327.411864] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 327.419134] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 327.426428] ? trace_hardirqs_on+0xb4/0x310 [ 327.430763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.436317] skb_clone+0x1bb/0x500 [ 327.439854] ? finish_task_switch+0x2f5/0x900 [ 327.444347] ? skb_split+0x11e0/0x11e0 [ 327.448252] ? preempt_notifier_register+0x200/0x200 [ 327.453372] ? __switch_to_asm+0x34/0x70 [ 327.457439] ? __switch_to_asm+0x34/0x70 [ 327.461502] ? __switch_to_asm+0x40/0x70 [ 327.465563] ? __switch_to_asm+0x34/0x70 [ 327.469621] ? __switch_to_asm+0x40/0x70 [ 327.473680] ? __switch_to_asm+0x34/0x70 [ 327.477735] ? __switch_to_asm+0x40/0x70 [ 327.481793] ? __switch_to_asm+0x34/0x70 [ 327.485851] ? __switch_to_asm+0x34/0x70 [ 327.489912] ? __switch_to_asm+0x40/0x70 [ 327.493983] ? __switch_to_asm+0x34/0x70 [ 327.498054] bpf_clone_redirect+0xb9/0x490 [ 327.502300] ? __schedule+0x874/0x1ed0 [ 327.506195] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 327.511211] ? __sched_text_start+0x8/0x8 [ 327.515377] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 327.520146] ? retint_kernel+0x2d/0x2d [ 327.524042] ? lock_acquire+0x1ed/0x520 [ 327.528012] ? bpf_test_run+0x32e/0x5a0 [ 327.532013] ? lock_release+0x970/0x970 [ 327.535994] ? preempt_schedule+0x4d/0x60 [ 327.540149] ? preempt_schedule_common+0x1f/0xd0 [ 327.544905] ? preempt_schedule+0x4d/0x60 [ 327.549053] ? ___preempt_schedule+0x16/0x18 [ 327.553466] ? bpf_test_run+0x1c0/0x5a0 [ 327.557454] ? netlink_diag_dump+0x2a0/0x2a0 [ 327.561864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.567404] ? bpf_test_init.isra.9+0x70/0x100 [ 327.571993] ? bpf_prog_test_run_skb+0x634/0xb40 [ 327.576751] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 327.581593] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 327.587126] ? fput+0x130/0x1a0 [ 327.590422] ? __bpf_prog_get+0x9b/0x290 [ 327.594483] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 327.599327] ? bpf_prog_test_run+0x130/0x1a0 [ 327.603735] ? __x64_sys_bpf+0x3d8/0x510 [ 327.607797] ? bpf_prog_get+0x20/0x20 [ 327.611617] ? do_syscall_64+0x1b9/0x820 [ 327.615685] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 327.621047] ? syscall_return_slowpath+0x5e0/0x5e0 [ 327.625978] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.631002] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 327.636017] ? recalc_sigpending_tsk+0x180/0x180 [ 327.640774] ? kasan_check_write+0x14/0x20 [ 327.645016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.649870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 327.655265] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 327.655319] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 327.662126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.662130] Call Trace: [ 327.662152] dump_stack+0x1c4/0x2b4 [ 327.662171] ? dump_stack_print_info.cold.2+0x52/0x52 [ 327.668704] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 327.678004] warn_alloc.cold.119+0xb7/0x1bd [ 327.680562] syz-executor0 cpuset= [ 327.684187] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 327.689353] syz0 [ 327.700126] ? lock_downgrade+0x900/0x900 [ 327.704433] mems_allowed=0 [ 327.707882] ? trace_hardirqs_off+0xb8/0x310 [ 327.726145] ? trace_hardirqs_off+0xb8/0x310 [ 327.730558] __alloc_pages_slowpath+0x2667/0x2d80 [ 327.735419] ? warn_alloc+0x120/0x120 [ 327.739225] ? rb_erase+0x3710/0x3710 [ 327.743024] ? warn_alloc+0x120/0x120 [ 327.746826] ? warn_alloc+0x120/0x120 [ 327.750643] ? mark_held_locks+0x130/0x130 [ 327.754885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.760434] ? should_fail+0x22d/0xd01 [ 327.764334] ? put_dec_trunc8+0x273/0x300 [ 327.768506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.773608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.779148] ? should_fail+0x22d/0xd01 [ 327.783035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.788572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.793671] ? should_fail+0x22d/0xd01 [ 327.797562] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.802670] ? mark_held_locks+0x130/0x130 [ 327.806908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.812446] ? mark_held_locks+0x130/0x130 [ 327.816683] ? lock_downgrade+0x900/0x900 [ 327.820831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.826381] ? trace_hardirqs_off+0xb8/0x310 [ 327.830787] ? kasan_check_read+0x11/0x20 [ 327.834945] ? do_raw_spin_unlock+0xa7/0x2f0 [ 327.839353] ? trace_hardirqs_on+0x310/0x310 [ 327.843776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.849325] ? wq_watchdog_touch+0x9c/0xfe [ 327.853567] ? io_serial_in+0x11/0x90 [ 327.857384] ? retint_kernel+0x2d/0x2d [ 327.861273] ? trace_hardirqs_on_caller+0xc0/0x310 [ 327.866206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 327.870959] ? trace_hardirqs_off+0x310/0x310 [ 327.875461] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.880570] __alloc_pages_nodemask+0xa80/0xde0 [ 327.885241] ? should_fail+0x22d/0xd01 [ 327.889131] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 327.894164] ? ____cache_alloc_node+0x1c7/0x1e0 [ 327.898834] ? lock_downgrade+0x900/0x900 [ 327.902986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.908526] cache_grow_begin+0x91/0x8c0 [ 327.912586] ? do_raw_spin_unlock+0xa7/0x2f0 [ 327.917004] fallback_alloc+0x203/0x2e0 [ 327.920983] ____cache_alloc_node+0x1c7/0x1e0 [ 327.925484] kmem_cache_alloc_node+0xe3/0x730 [ 327.929977] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.935109] __alloc_skb+0x119/0x770 [ 327.938823] ? calc_wheel_index+0x220/0x220 [ 327.943180] ? skb_scrub_packet+0x490/0x490 [ 327.947553] ? vprintk_default+0x28/0x30 [ 327.951626] ? vprintk_func+0x85/0x181 [ 327.955532] ? printk+0xa7/0xcf [ 327.958810] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 327.963571] ? trace_hardirqs_off+0xb8/0x310 [ 327.967986] new_skb+0x26/0x1c0 [ 327.971272] aoecmd_cfg+0x279/0x7f0 [ 327.974911] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 327.979234] ? lock_acquire+0x1ed/0x520 [ 327.983207] ? call_timer_fn+0x1db/0x920 [ 327.987264] ? lock_downgrade+0x900/0x900 [ 327.991430] discover_timer+0x50/0x60 [ 327.995236] call_timer_fn+0x272/0x920 [ 327.999120] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 328.003966] ? process_timeout+0x40/0x40 [ 328.008031] ? kasan_check_read+0x11/0x20 [ 328.012185] ? do_raw_spin_unlock+0xa7/0x2f0 [ 328.016616] ? trace_hardirqs_on+0x310/0x310 [ 328.021030] ? __run_timers+0x7da/0xc70 [ 328.025004] ? lock_downgrade+0x900/0x900 [ 328.029156] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 328.034259] ? trace_hardirqs_on+0xbd/0x310 [ 328.038589] ? kasan_check_read+0x11/0x20 [ 328.042746] ? __run_timers+0x7da/0xc70 [ 328.046720] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 328.052176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.057715] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 328.062557] __run_timers+0x7e5/0xc70 [ 328.066377] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 328.071747] ? lock_downgrade+0x900/0x900 [ 328.075925] ? finish_task_switch+0x1b5/0x900 [ 328.080429] ? trace_hardirqs_on+0xbd/0x310 [ 328.084758] ? kasan_check_read+0x11/0x20 [ 328.089004] ? finish_task_switch+0x1f5/0x900 [ 328.093510] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 328.098961] ? compat_start_thread+0x80/0x80 [ 328.103382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.108934] ? pvclock_read_flags+0x160/0x160 [ 328.113426] ? __switch_to_asm+0x34/0x70 [ 328.117487] ? __switch_to_asm+0x34/0x70 [ 328.121570] ? __switch_to_asm+0x40/0x70 [ 328.125631] ? __switch_to_asm+0x40/0x70 [ 328.129687] ? __switch_to_asm+0x34/0x70 [ 328.133761] ? __switch_to_asm+0x40/0x70 [ 328.137824] ? trace_hardirqs_on+0xbd/0x310 [ 328.142144] ? kvm_sched_clock_read+0x9/0x20 [ 328.146551] ? run_ksoftirqd+0x94/0x100 [ 328.150527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.156066] ? check_preemption_disabled+0x48/0x200 [ 328.161080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.166625] run_timer_softirq+0x52/0xb0 [ 328.170689] ? __this_cpu_preempt_check+0x1c/0x1f [ 328.175533] __do_softirq+0x30b/0xad8 [ 328.179341] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 328.184464] ? trace_hardirqs_off+0xb8/0x310 [ 328.188882] ? schedule+0x108/0x460 [ 328.192524] ? run_ksoftirqd+0x40/0x100 [ 328.196505] ? trace_hardirqs_off+0xb8/0x310 [ 328.200918] ? smpboot_thread_fn+0x68b/0xa00 [ 328.205324] ? trace_hardirqs_on+0x310/0x310 [ 328.209731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.215298] ? check_preemption_disabled+0x48/0x200 [ 328.220315] ? takeover_tasklets+0xa90/0xa90 [ 328.224753] run_ksoftirqd+0x94/0x100 [ 328.228561] smpboot_thread_fn+0x68b/0xa00 [ 328.232796] ? sort_range+0x30/0x30 [ 328.236422] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 328.241526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.247060] ? __kthread_parkme+0xfb/0x1a0 [ 328.251299] kthread+0x35a/0x420 [ 328.254666] ? sort_range+0x30/0x30 [ 328.258294] ? kthread_bind+0x40/0x40 [ 328.262096] ret_from_fork+0x3a/0x50 [ 328.265817] warn_alloc_show_mem: 1 callbacks suppressed [ 328.265830] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 328.265831] Mem-Info: [ 328.265862] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 328.265862] active_file:14 inactive_file:15 isolated_file:0 [ 328.265862] unevictable:0 dirty:0 writeback:0 unstable:0 [ 328.265862] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 328.265862] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 328.265862] free:13750 free_pcp:487 free_cma:0 [ 328.271230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.278510] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 328.280919] Call Trace: [ 328.313870] Node 0 [ 328.323215] [ 328.350901] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 328.353454] dump_stack+0x1c4/0x2b4 [ 328.355666] lowmem_reserve[]: [ 328.357814] ? dump_stack_print_info.cold.2+0x52/0x52 [ 328.383292] 0 [ 328.386925] warn_alloc.cold.119+0xb7/0x1bd [ 328.390001] 2819 [ 328.395187] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 328.396973] 6323 [ 328.401294] ? lock_downgrade+0x900/0x900 [ 328.403329] 6323 [ 328.408202] ? trace_hardirqs_off+0xb8/0x310 [ 328.410240] Node 0 [ 328.414397] ? trace_hardirqs_off+0xb8/0x310 [ 328.416470] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 328.420847] __alloc_pages_slowpath+0x2667/0x2d80 [ 328.423074] lowmem_reserve[]: [ 328.427493] ? warn_alloc+0x120/0x120 [ 328.454177] 0 [ 328.459023] ? trace_hardirqs_on+0x310/0x310 [ 328.462107] 0 [ 328.465906] ? warn_alloc+0x120/0x120 [ 328.467688] 3503 [ 328.472094] ? warn_alloc+0x120/0x120 [ 328.473882] 3503 [ 328.477679] ? ktime_get+0x2e1/0x440 [ 328.483516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.485555] Node 0 [ 328.489269] ? check_preemption_disabled+0x48/0x200 [ 328.494808] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 328.497016] ? kasan_check_read+0x11/0x20 [ 328.502008] lowmem_reserve[]: [ 328.530394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.534522] 0 [ 328.537628] ? should_fail+0x22d/0xd01 [ 328.543140] 0 [ 328.544943] ? rcu_bh_qs+0xc0/0xc0 [ 328.548802] 0 0 [ 328.550621] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.556111] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.561204] Node 0 [ 328.566733] ? should_fail+0x22d/0xd01 [ 328.566736] DMA: 1*4kB [ 328.568979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.572844] (U) [ 328.575437] ? should_fail+0x22d/0xd01 [ 328.580525] 0*8kB [ 328.582505] ? rcu_idle_enter+0x4b0/0x4b0 [ 328.586372] 0*16kB [ 328.588534] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.592662] 1*32kB [ 328.594915] ? mark_held_locks+0x130/0x130 [ 328.599989] (U) [ 328.602226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.606446] 2*64kB [ 328.608422] ? mark_held_locks+0x130/0x130 [ 328.613939] (U) [ 328.616175] ? rcu_irq_exit+0xce/0x100 [ 328.620402] 1*128kB [ 328.622400] ? irq_exit+0xbd/0x1c0 [ 328.626256] (U) [ 328.628578] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 328.632091] 1*256kB [ 328.634065] ? do_raw_spin_unlock+0xa7/0x2f0 [ 328.639056] (U) [ 328.641386] ? smp_call_function_single_interrupt+0x650/0x650 [ 328.645771] 0*512kB [ 328.647742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.653604] 1*1024kB [ 328.655924] ? ret_from_intr+0xb/0x1e [ 328.661440] (U) [ 328.663852] ? retint_kernel+0x2d/0x2d [ 328.667635] 1*2048kB [ 328.669611] ? trace_hardirqs_on_caller+0xc0/0x310 [ 328.673477] (M) [ 328.675888] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 328.680797] 3*4096kB [ 328.682768] ? trace_hardirqs_off+0x310/0x310 [ 328.687503] (M) [ 328.689906] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 328.689929] __alloc_pages_nodemask+0xa80/0xde0 [ 328.694395] = 15908kB [ 328.694404] Node 0 [ 328.696403] ? should_fail+0x22d/0xd01 [ 328.701479] DMA32: [ 328.706141] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 328.708532] 5*4kB [ 328.710776] ? ____cache_alloc_node+0x1c7/0x1e0 [ 328.714626] (M) [ 328.716860] ? lock_downgrade+0x900/0x900 [ 328.721851] 1*8kB [ 328.724039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.728684] (M) [ 328.730657] cache_grow_begin+0x91/0x8c0 [ 328.734782] 3*16kB [ 328.736928] ? do_raw_spin_unlock+0xa7/0x2f0 [ 328.742440] (M) [ 328.744417] fallback_alloc+0x203/0x2e0 [ 328.748455] 4*32kB [ 328.752772] ____cache_alloc_node+0x1c7/0x1e0 [ 328.757155] (UM) [ 328.759130] kmem_cache_alloc_node+0xe3/0x730 [ 328.763079] 5*64kB [ 328.765314] ? ipv6_get_ifaddr+0x42e/0x620 [ 328.769787] (M) [ 328.771850] __alloc_skb+0x119/0x770 [ 328.776324] 5*128kB [ 328.778556] ? skb_scrub_packet+0x490/0x490 [ 328.782765] (UM) [ 328.784745] ? lock_downgrade+0x900/0x900 [ 328.788434] 2*256kB [ 328.791595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.795896] (M) [ 328.797960] ? refcount_sub_and_test_checked+0x203/0x310 [ 328.802556] 4*512kB (UM) [ 328.804892] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 328.810415] 3*1024kB [ 328.812407] ? addrconf_rs_timer+0x690/0x690 [ 328.817824] (UM) [ 328.820591] ndisc_alloc_skb+0x144/0x340 [ 328.826013] 3*2048kB [ 328.828423] ndisc_send_rs+0x331/0x6e0 [ 328.832804] (M) [ 328.834864] addrconf_rs_timer+0x314/0x690 [ 328.838909] 3*4096kB [ 328.841317] ? neigh_invalidate+0x550/0x550 [ 328.845178] (M) [ 328.847153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.851371] = 25228kB [ 328.853787] call_timer_fn+0x272/0x920 [ 328.858080] Node 0 [ 328.860054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.864267] Normal: [ 328.866676] ? process_timeout+0x40/0x40 [ 328.870537] 1316*4kB [ 328.872772] ? trace_hardirqs_off+0xb8/0x310 [ 328.876986] (ME) [ 328.879308] ? kasan_check_read+0x11/0x20 [ 328.883353] 462*8kB [ 328.885774] ? do_raw_spin_unlock+0xa7/0x2f0 [ 328.890157] (UMEH) [ 328.892218] ? trace_hardirqs_on+0x310/0x310 [ 328.896343] 167*16kB [ 328.898678] ? __run_timers+0x7da/0xc70 [ 328.903064] (UMEH) [ 328.905303] ? lock_downgrade+0x900/0x900 [ 328.909688] 42*32kB [ 328.912133] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 328.916087] (UMEH) [ 328.918320] ? trace_hardirqs_on+0xbd/0x310 [ 328.922444] 4*64kB [ 328.924760] ? kasan_check_read+0x11/0x20 [ 328.929844] (UH) [ 328.932078] ? __run_timers+0x7da/0xc70 [ 328.932099] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 328.936394] 1*128kB (U) [ 328.938633] ? kasan_check_write+0x14/0x20 [ 328.942897] 0*256kB [ 328.945188] ? do_raw_spin_lock+0xc1/0x200 [ 328.949348] 1*512kB [ 328.954807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.957452] (U) [ 328.961683] __run_timers+0x7e5/0xc70 [ 328.964188] 0*1024kB 0*2048kB [ 328.968437] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 328.970735] 0*4096kB [ 328.974963] ? lock_acquire+0x1ed/0x520 [ 328.977157] = 13872kB [ 328.980955] ? __hrtimer_run_queues+0x488/0x10d0 [ 328.984549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 328.989925] ? lock_release+0x970/0x970 [ 328.992552] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 328.996545] ? trace_hardirqs_off+0xb8/0x310 [ 328.999148] 4244 total pagecache pages [ 329.003909] ? do_raw_spin_unlock+0xa7/0x2f0 [ 329.012723] 0 pages in swap cache [ 329.016690] ? kasan_check_write+0x14/0x20 [ 329.025248] Swap cache stats: add 0, delete 0, find 0/0 [ 329.029651] ? pvclock_read_flags+0x160/0x160 [ 329.033527] Free swap = 0kB [ 329.037932] ? lock_downgrade+0x900/0x900 [ 329.041372] Total swap = 0kB [ 329.045610] ? trace_hardirqs_on+0xbd/0x310 [ 329.051036] 1965979 pages RAM [ 329.055527] ? kvm_sched_clock_read+0x9/0x20 [ 329.058525] 0 pages HighMem/MovableOnly [ 329.062668] ? irq_exit+0x17f/0x1c0 [ 329.065660] 342307 pages reserved [ 329.069982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.073068] 0 pages cma reserved [ 329.077474] ? check_preemption_disabled+0x48/0x200 [ 329.081477] aoe: skb alloc failure [ 329.085041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.088524] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 329.094016] run_timer_softirq+0x52/0xb0 [ 329.097357] ksoftirqd/1 cpuset= [ 329.102396] ? __this_cpu_preempt_check+0x1c/0x1f [ 329.105908] / [ 329.111442] __do_softirq+0x30b/0xad8 [ 329.121732] mems_allowed=0 [ 329.125791] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 329.147379] ? pvclock_read_flags+0x160/0x160 [ 329.151880] ? lapic_next_event+0x5a/0x90 [ 329.156033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.161569] ? clockevents_program_event+0x140/0x370 [ 329.166676] ? kvm_clock_read+0x18/0x30 [ 329.170647] ? kvm_sched_clock_read+0x9/0x20 [ 329.175054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.180620] ? check_preemption_disabled+0x48/0x200 [ 329.185648] irq_exit+0x17f/0x1c0 [ 329.189101] smp_apic_timer_interrupt+0x1cb/0x760 [ 329.193943] ? smp_call_function_single_interrupt+0x159/0x650 [ 329.199832] ? smp_call_function_single_interrupt+0x650/0x650 [ 329.205717] ? interrupt_entry+0xb5/0xf0 [ 329.209781] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.214797] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.219861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.224704] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.229720] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.234747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.240282] ? check_preemption_disabled+0x48/0x200 [ 329.245302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.250846] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.255691] apic_timer_interrupt+0xf/0x20 [ 329.259915] [ 329.262152] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 329.267080] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 329.285976] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 329.293684] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 329.300950] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 329.308214] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 329.315499] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 329.322767] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 329.330055] ? trace_hardirqs_on+0xb4/0x310 [ 329.334396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.339944] skb_clone+0x1bb/0x500 [ 329.343484] ? finish_task_switch+0x2f5/0x900 [ 329.347988] ? skb_split+0x11e0/0x11e0 [ 329.351877] ? preempt_notifier_register+0x200/0x200 [ 329.356981] ? __switch_to_asm+0x34/0x70 [ 329.361044] ? __switch_to_asm+0x34/0x70 [ 329.365101] ? __switch_to_asm+0x40/0x70 [ 329.369156] ? __switch_to_asm+0x34/0x70 [ 329.373216] ? __switch_to_asm+0x40/0x70 [ 329.377271] ? __switch_to_asm+0x34/0x70 [ 329.381328] ? __switch_to_asm+0x40/0x70 [ 329.385400] ? __switch_to_asm+0x34/0x70 [ 329.389463] ? __switch_to_asm+0x34/0x70 [ 329.393519] ? __switch_to_asm+0x40/0x70 [ 329.397579] ? __switch_to_asm+0x34/0x70 [ 329.401647] bpf_clone_redirect+0xb9/0x490 [ 329.405884] ? __schedule+0x874/0x1ed0 [ 329.409780] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 329.414803] ? __sched_text_start+0x8/0x8 [ 329.418952] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 329.423712] ? retint_kernel+0x2d/0x2d [ 329.427608] ? lock_acquire+0x1ed/0x520 [ 329.431580] ? bpf_test_run+0x32e/0x5a0 [ 329.435558] ? lock_release+0x970/0x970 [ 329.439536] ? preempt_schedule+0x4d/0x60 [ 329.443685] ? preempt_schedule_common+0x1f/0xd0 [ 329.448464] ? preempt_schedule+0x4d/0x60 [ 329.452697] ? ___preempt_schedule+0x16/0x18 [ 329.457110] ? bpf_test_run+0x1c0/0x5a0 [ 329.461089] ? netlink_diag_dump+0x2a0/0x2a0 [ 329.465501] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.471035] ? bpf_test_init.isra.9+0x70/0x100 [ 329.475622] ? bpf_prog_test_run_skb+0x634/0xb40 [ 329.480396] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 329.485240] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 329.490772] ? fput+0x130/0x1a0 [ 329.494051] ? __bpf_prog_get+0x9b/0x290 [ 329.498114] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 329.502952] ? bpf_prog_test_run+0x130/0x1a0 [ 329.507372] ? __x64_sys_bpf+0x3d8/0x510 [ 329.511437] ? bpf_prog_get+0x20/0x20 [ 329.515247] ? do_syscall_64+0x1b9/0x820 [ 329.519304] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 329.524670] ? syscall_return_slowpath+0x5e0/0x5e0 [ 329.529598] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.534614] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 329.539633] ? recalc_sigpending_tsk+0x180/0x180 [ 329.544405] ? kasan_check_write+0x14/0x20 [ 329.548642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.553487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 329.558867] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 329.558920] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 329.565728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.572267] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 329.581546] Call Trace: [ 329.592021] syz-executor0 cpuset=syz0 [ 329.594925] dump_stack+0x1c4/0x2b4 [ 329.594943] ? dump_stack_print_info.cold.2+0x52/0x52 [ 329.598727] mems_allowed=0 [ 329.602351] warn_alloc.cold.119+0xb7/0x1bd [ 329.614761] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 329.619605] ? lock_downgrade+0x900/0x900 [ 329.623757] ? trace_hardirqs_off+0xb8/0x310 [ 329.628169] ? trace_hardirqs_off+0xb8/0x310 [ 329.632585] __alloc_pages_slowpath+0x2667/0x2d80 [ 329.637447] ? warn_alloc+0x120/0x120 [ 329.641246] ? rb_erase+0x3710/0x3710 [ 329.645050] ? warn_alloc+0x120/0x120 [ 329.648858] ? warn_alloc+0x120/0x120 [ 329.652670] ? mark_held_locks+0x130/0x130 [ 329.656914] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.662468] ? should_fail+0x22d/0xd01 [ 329.666353] ? put_dec_trunc8+0x273/0x300 [ 329.670513] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.675618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.681156] ? should_fail+0x22d/0xd01 [ 329.685046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.690583] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.695946] ? should_fail+0x22d/0xd01 [ 329.699842] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.704951] ? mark_held_locks+0x130/0x130 [ 329.709187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.714723] ? mark_held_locks+0x130/0x130 [ 329.718960] ? lock_downgrade+0x900/0x900 [ 329.723109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.728652] ? trace_hardirqs_off+0xb8/0x310 [ 329.733057] ? kasan_check_read+0x11/0x20 [ 329.737204] ? do_raw_spin_unlock+0xa7/0x2f0 [ 329.741614] ? trace_hardirqs_on+0x310/0x310 [ 329.746024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.751560] ? wq_watchdog_touch+0x9c/0xfe [ 329.755801] ? io_serial_in+0x11/0x90 [ 329.759602] ? retint_kernel+0x2d/0x2d [ 329.763490] ? trace_hardirqs_on_caller+0xc0/0x310 [ 329.768593] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 329.773351] ? trace_hardirqs_off+0x310/0x310 [ 329.777852] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 329.782959] __alloc_pages_nodemask+0xa80/0xde0 [ 329.787627] ? should_fail+0x22d/0xd01 [ 329.791520] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 329.796552] ? ____cache_alloc_node+0x1c7/0x1e0 [ 329.801223] ? lock_downgrade+0x900/0x900 [ 329.805382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.810930] cache_grow_begin+0x91/0x8c0 [ 329.814992] ? do_raw_spin_unlock+0xa7/0x2f0 [ 329.819407] fallback_alloc+0x203/0x2e0 [ 329.823396] ____cache_alloc_node+0x1c7/0x1e0 [ 329.827903] kmem_cache_alloc_node+0xe3/0x730 [ 329.832402] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 329.837511] __alloc_skb+0x119/0x770 [ 329.841223] ? calc_wheel_index+0x220/0x220 [ 329.845547] ? skb_scrub_packet+0x490/0x490 [ 329.849876] ? vprintk_default+0x28/0x30 [ 329.853937] ? vprintk_func+0x85/0x181 [ 329.857838] ? printk+0xa7/0xcf [ 329.861139] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 329.865901] ? trace_hardirqs_off+0xb8/0x310 [ 329.870314] new_skb+0x26/0x1c0 [ 329.873597] aoecmd_cfg+0x279/0x7f0 [ 329.877233] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 329.881568] ? lock_acquire+0x1ed/0x520 [ 329.885557] ? call_timer_fn+0x1db/0x920 [ 329.889618] ? lock_downgrade+0x900/0x900 [ 329.893812] discover_timer+0x50/0x60 [ 329.897612] call_timer_fn+0x272/0x920 [ 329.901500] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 329.906350] ? process_timeout+0x40/0x40 [ 329.910419] ? kasan_check_read+0x11/0x20 [ 329.914570] ? do_raw_spin_unlock+0xa7/0x2f0 [ 329.918980] ? trace_hardirqs_on+0x310/0x310 [ 329.923397] ? __run_timers+0x7da/0xc70 [ 329.927397] ? lock_downgrade+0x900/0x900 [ 329.931551] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 329.936656] ? trace_hardirqs_on+0xbd/0x310 [ 329.940976] ? kasan_check_read+0x11/0x20 [ 329.945124] ? __run_timers+0x7da/0xc70 [ 329.949098] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 329.954552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.960092] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 329.964934] __run_timers+0x7e5/0xc70 [ 329.968742] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 329.974107] ? lock_downgrade+0x900/0x900 [ 329.978252] ? finish_task_switch+0x1b5/0x900 [ 329.982750] ? trace_hardirqs_on+0xbd/0x310 [ 329.987069] ? kasan_check_read+0x11/0x20 [ 329.991219] ? finish_task_switch+0x1f5/0x900 [ 329.995713] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 330.001183] ? compat_start_thread+0x80/0x80 [ 330.005597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.011147] ? pvclock_read_flags+0x160/0x160 [ 330.016250] ? __switch_to_asm+0x34/0x70 [ 330.020310] ? __switch_to_asm+0x34/0x70 [ 330.024373] ? __switch_to_asm+0x40/0x70 [ 330.028464] ? __switch_to_asm+0x40/0x70 [ 330.032528] ? __switch_to_asm+0x34/0x70 [ 330.036588] ? __switch_to_asm+0x40/0x70 [ 330.040654] ? trace_hardirqs_on+0xbd/0x310 [ 330.044979] ? kvm_sched_clock_read+0x9/0x20 [ 330.049394] ? run_ksoftirqd+0x94/0x100 [ 330.053379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.058923] ? check_preemption_disabled+0x48/0x200 [ 330.063936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.069478] run_timer_softirq+0x52/0xb0 [ 330.073539] ? __this_cpu_preempt_check+0x1c/0x1f [ 330.078390] __do_softirq+0x30b/0xad8 [ 330.082200] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 330.087299] ? trace_hardirqs_off+0xb8/0x310 [ 330.091716] ? schedule+0x108/0x460 [ 330.095349] ? run_ksoftirqd+0x40/0x100 [ 330.099333] ? trace_hardirqs_off+0xb8/0x310 [ 330.103748] ? smpboot_thread_fn+0x68b/0xa00 [ 330.108154] ? trace_hardirqs_on+0x310/0x310 [ 330.112566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.118104] ? check_preemption_disabled+0x48/0x200 [ 330.123124] ? takeover_tasklets+0xa90/0xa90 [ 330.127539] run_ksoftirqd+0x94/0x100 [ 330.131370] smpboot_thread_fn+0x68b/0xa00 [ 330.135611] ? sort_range+0x30/0x30 [ 330.139242] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 330.144354] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.149910] ? __kthread_parkme+0xfb/0x1a0 [ 330.154177] kthread+0x35a/0x420 [ 330.157543] ? sort_range+0x30/0x30 [ 330.161164] ? kthread_bind+0x40/0x40 [ 330.164976] ret_from_fork+0x3a/0x50 [ 330.168694] warn_alloc_show_mem: 1 callbacks suppressed [ 330.168707] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 330.168709] Mem-Info: [ 330.168739] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 330.168739] active_file:14 inactive_file:15 isolated_file:0 [ 330.168739] unevictable:0 dirty:0 writeback:0 unstable:0 [ 330.168739] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 330.168739] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 330.168739] free:13750 free_pcp:487 free_cma:0 [ 330.174084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.181370] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 330.183772] Call Trace: [ 330.216727] Node 0 [ 330.226073] [ 330.253758] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 330.256327] dump_stack+0x1c4/0x2b4 [ 330.258536] lowmem_reserve[]: [ 330.260687] ? dump_stack_print_info.cold.2+0x52/0x52 [ 330.286159] 0 2819 [ 330.289804] warn_alloc.cold.119+0xb7/0x1bd [ 330.292882] 6323 [ 330.298066] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 330.300281] 6323 [ 330.304603] ? lock_downgrade+0x900/0x900 [ 330.311483] ? trace_hardirqs_off+0xb8/0x310 [ 330.313542] Node 0 [ 330.317686] ? trace_hardirqs_off+0xb8/0x310 [ 330.322105] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 330.324315] __alloc_pages_slowpath+0x2667/0x2d80 [ 330.328699] lowmem_reserve[]: [ 330.355443] ? warn_alloc+0x120/0x120 [ 330.360255] 0 [ 330.363354] ? trace_hardirqs_on+0x310/0x310 [ 330.367138] 0 [ 330.368945] ? warn_alloc+0x120/0x120 [ 330.373329] 3503 [ 330.375130] ? warn_alloc+0x120/0x120 [ 330.378911] 3503 [ 330.380975] ? ktime_get+0x2e1/0x440 [ 330.386815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.390508] Node 0 [ 330.396039] ? check_preemption_disabled+0x48/0x200 [ 330.396071] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 330.396079] lowmem_reserve[]: [ 330.398308] ? kasan_check_read+0x11/0x20 [ 330.403301] 0 [ 330.431676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.434761] 0 [ 330.438913] ? should_fail+0x22d/0xd01 [ 330.440689] 0 [ 330.446225] ? rcu_bh_qs+0xc0/0xc0 [ 330.448004] 0 [ 330.451889] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.457223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.459002] Node 0 [ 330.464100] ? should_fail+0x22d/0xd01 [ 330.469612] DMA: [ 330.471848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.475710] 1*4kB [ 330.477770] ? should_fail+0x22d/0xd01 [ 330.482848] (U) [ 330.484997] ? rcu_idle_enter+0x4b0/0x4b0 [ 330.488861] 0*8kB [ 330.490832] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.494955] 0*16kB [ 330.497103] ? mark_held_locks+0x130/0x130 [ 330.502184] 1*32kB [ 330.504420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.508626] (U) [ 330.510861] ? mark_held_locks+0x130/0x130 [ 330.516381] 2*64kB [ 330.518358] ? rcu_irq_exit+0xce/0x100 [ 330.522574] (U) [ 330.524811] ? irq_exit+0xbd/0x1c0 [ 330.528675] 1*128kB [ 330.530652] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 330.534163] (U) [ 330.536487] ? do_raw_spin_unlock+0xa7/0x2f0 [ 330.541485] 1*256kB [ 330.543460] ? smp_call_function_single_interrupt+0x650/0x650 [ 330.547842] (U) [ 330.550161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.556013] 0*512kB 1*1024kB [ 330.557996] ? ret_from_intr+0xb/0x1e [ 330.563506] (U) [ 330.566612] ? retint_kernel+0x2d/0x2d [ 330.570400] 1*2048kB [ 330.572385] ? trace_hardirqs_on_caller+0xc0/0x310 [ 330.576247] (M) [ 330.578661] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 330.583583] 3*4096kB [ 330.585557] ? trace_hardirqs_off+0x310/0x310 [ 330.590295] (M) [ 330.592702] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 330.597173] = 15908kB [ 330.599155] __alloc_pages_nodemask+0xa80/0xde0 [ 330.604226] Node 0 [ 330.606635] ? should_fail+0x22d/0xd01 [ 330.611287] DMA32: [ 330.613521] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 330.617399] 5*4kB [ 330.619645] ? ____cache_alloc_node+0x1c7/0x1e0 [ 330.624629] (M) [ 330.626782] ? lock_downgrade+0x900/0x900 [ 330.631423] 1*8kB [ 330.633408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.637522] (M) [ 330.639667] cache_grow_begin+0x91/0x8c0 [ 330.645181] 3*16kB [ 330.647153] ? do_raw_spin_unlock+0xa7/0x2f0 [ 330.651189] (M) [ 330.653432] fallback_alloc+0x203/0x2e0 [ 330.657814] 4*32kB (UM) [ 330.659804] ____cache_alloc_node+0x1c7/0x1e0 [ 330.663755] 5*64kB [ 330.666427] kmem_cache_alloc_node+0xe3/0x730 [ 330.670903] (M) [ 330.673137] ? ipv6_get_ifaddr+0x42e/0x620 [ 330.677610] 5*128kB [ 330.679584] __alloc_skb+0x119/0x770 [ 330.683792] (UM) [ 330.686109] ? skb_scrub_packet+0x490/0x490 [ 330.689801] 2*256kB [ 330.691862] ? lock_downgrade+0x900/0x900 [ 330.696155] (M) [ 330.698477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.702602] 4*512kB [ 330.704572] ? refcount_sub_and_test_checked+0x203/0x310 [ 330.710082] (UM) [ 330.712409] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 330.717831] 3*1024kB [ 330.719889] ? addrconf_rs_timer+0x690/0x690 [ 330.725316] (UM) [ 330.727728] ndisc_alloc_skb+0x144/0x340 [ 330.732119] 3*2048kB [ 330.734187] ndisc_send_rs+0x331/0x6e0 [ 330.738225] (M) [ 330.740636] addrconf_rs_timer+0x314/0x690 [ 330.744504] 3*4096kB [ 330.746485] ? neigh_invalidate+0x550/0x550 [ 330.750692] (M) [ 330.753098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.757401] = 25228kB [ 330.759396] call_timer_fn+0x272/0x920 [ 330.763591] Node 0 [ 330.766000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.769860] Normal: [ 330.772092] ? process_timeout+0x40/0x40 [ 330.776309] 1316*4kB [ 330.778632] ? trace_hardirqs_off+0xb8/0x310 [ 330.782669] (ME) [ 330.785080] ? kasan_check_read+0x11/0x20 [ 330.789466] 462*8kB [ 330.791524] ? do_raw_spin_unlock+0xa7/0x2f0 [ 330.795648] (UMEH) [ 330.797977] ? trace_hardirqs_on+0x310/0x310 [ 330.802818] 167*16kB (UMEH) [ 330.805068] ? __run_timers+0x7da/0xc70 [ 330.809450] 42*32kB [ 330.812461] ? lock_downgrade+0x900/0x900 [ 330.816419] (UMEH) [ 330.818750] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 330.822870] 4*64kB [ 330.825105] ? trace_hardirqs_on+0xbd/0x310 [ 330.830179] (UH) [ 330.832416] ? kasan_check_read+0x11/0x20 [ 330.836713] 1*128kB [ 330.838774] ? __run_timers+0x7da/0xc70 [ 330.842903] (U) [ 330.845227] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 330.849179] 0*256kB [ 330.851157] ? kasan_check_write+0x14/0x20 [ 330.856585] 1*512kB [ 330.858911] ? do_raw_spin_lock+0xc1/0x200 [ 330.863112] (U) 0*1024kB 0*2048kB [ 330.865452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.869663] 0*4096kB [ 330.873197] __run_timers+0x7e5/0xc70 [ 330.877407] = 13872kB [ 330.879820] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 330.883597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 330.886000] ? lock_acquire+0x1ed/0x520 [ 330.891356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 330.900190] ? __hrtimer_run_queues+0x488/0x10d0 [ 330.904146] 4244 total pagecache pages [ 330.912808] ? lock_release+0x970/0x970 [ 330.917544] 0 pages in swap cache [ 330.921425] ? trace_hardirqs_off+0xb8/0x310 [ 330.925390] Swap cache stats: add 0, delete 0, find 0/0 [ 330.928837] ? do_raw_spin_unlock+0xa7/0x2f0 [ 330.933221] Free swap = 0kB [ 330.938579] ? kasan_check_write+0x14/0x20 [ 330.942972] Total swap = 0kB [ 330.945997] ? pvclock_read_flags+0x160/0x160 [ 330.950215] 1965979 pages RAM [ 330.953249] ? lock_downgrade+0x900/0x900 [ 330.957716] 0 pages HighMem/MovableOnly [ 330.957725] 342307 pages reserved [ 330.960830] ? trace_hardirqs_on+0xbd/0x310 [ 330.964948] 0 pages cma reserved [ 330.965008] aoe: skb alloc failure [ 330.968943] ? kvm_sched_clock_read+0x9/0x20 [ 330.968959] ? irq_exit+0x17f/0x1c0 [ 330.968977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.972434] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 330.976732] ? check_preemption_disabled+0x48/0x200 [ 330.980079] ksoftirqd/1 cpuset= [ 330.983618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.988004] / [ 330.991630] run_timer_softirq+0x52/0xb0 [ 330.997156] mems_allowed=0 [ 331.007465] ? __this_cpu_preempt_check+0x1c/0x1f [ 331.034730] __do_softirq+0x30b/0xad8 [ 331.038542] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 331.043650] ? pvclock_read_flags+0x160/0x160 [ 331.048145] ? lapic_next_event+0x5a/0x90 [ 331.052399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.057942] ? clockevents_program_event+0x140/0x370 [ 331.063052] ? kvm_clock_read+0x18/0x30 [ 331.067042] ? kvm_sched_clock_read+0x9/0x20 [ 331.071454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.076993] ? check_preemption_disabled+0x48/0x200 [ 331.082021] irq_exit+0x17f/0x1c0 [ 331.085474] smp_apic_timer_interrupt+0x1cb/0x760 [ 331.090314] ? smp_call_function_single_interrupt+0x159/0x650 [ 331.096201] ? smp_call_function_single_interrupt+0x650/0x650 [ 331.102085] ? interrupt_entry+0xb5/0xf0 [ 331.106151] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.111166] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.116185] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.121028] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.126039] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.131056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.136593] ? check_preemption_disabled+0x48/0x200 [ 331.141607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.147152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.152002] apic_timer_interrupt+0xf/0x20 [ 331.156230] [ 331.158477] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 331.163410] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 331.182308] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 331.190015] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 331.197286] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 331.204554] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 331.211817] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 331.219082] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 331.226376] ? trace_hardirqs_on+0xb4/0x310 [ 331.230711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.236254] skb_clone+0x1bb/0x500 [ 331.239791] ? finish_task_switch+0x2f5/0x900 [ 331.244299] ? skb_split+0x11e0/0x11e0 [ 331.248185] ? preempt_notifier_register+0x200/0x200 [ 331.253285] ? __switch_to_asm+0x34/0x70 [ 331.257346] ? __switch_to_asm+0x34/0x70 [ 331.261444] ? __switch_to_asm+0x40/0x70 [ 331.265502] ? __switch_to_asm+0x34/0x70 [ 331.269564] ? __switch_to_asm+0x40/0x70 [ 331.273625] ? __switch_to_asm+0x34/0x70 [ 331.277697] ? __switch_to_asm+0x40/0x70 [ 331.281758] ? __switch_to_asm+0x34/0x70 [ 331.285820] ? __switch_to_asm+0x34/0x70 [ 331.289875] ? __switch_to_asm+0x40/0x70 [ 331.293936] ? __switch_to_asm+0x34/0x70 [ 331.298014] bpf_clone_redirect+0xb9/0x490 [ 331.302249] ? __schedule+0x874/0x1ed0 [ 331.306137] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 331.311158] ? __sched_text_start+0x8/0x8 [ 331.315306] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 331.320066] ? retint_kernel+0x2d/0x2d [ 331.323965] ? lock_acquire+0x1ed/0x520 [ 331.327936] ? bpf_test_run+0x32e/0x5a0 [ 331.331915] ? lock_release+0x970/0x970 [ 331.335889] ? preempt_schedule+0x4d/0x60 [ 331.340042] ? preempt_schedule_common+0x1f/0xd0 [ 331.344798] ? preempt_schedule+0x4d/0x60 [ 331.348945] ? ___preempt_schedule+0x16/0x18 [ 331.353375] ? bpf_test_run+0x1c0/0x5a0 [ 331.357372] ? netlink_diag_dump+0x2a0/0x2a0 [ 331.361791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.367341] ? bpf_test_init.isra.9+0x70/0x100 [ 331.371934] ? bpf_prog_test_run_skb+0x634/0xb40 [ 331.376696] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 331.381545] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 331.387095] ? fput+0x130/0x1a0 [ 331.390381] ? __bpf_prog_get+0x9b/0x290 [ 331.394469] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 331.399310] ? bpf_prog_test_run+0x130/0x1a0 [ 331.403725] ? __x64_sys_bpf+0x3d8/0x510 [ 331.407787] ? bpf_prog_get+0x20/0x20 [ 331.411601] ? do_syscall_64+0x1b9/0x820 [ 331.415663] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.421026] ? syscall_return_slowpath+0x5e0/0x5e0 [ 331.425957] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.430974] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 331.435992] ? recalc_sigpending_tsk+0x180/0x180 [ 331.440746] ? kasan_check_write+0x14/0x20 [ 331.444986] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.449832] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.455206] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 331.455259] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 331.462051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.462056] Call Trace: [ 331.462077] dump_stack+0x1c4/0x2b4 [ 331.462096] ? dump_stack_print_info.cold.2+0x52/0x52 [ 331.468632] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 331.477929] warn_alloc.cold.119+0xb7/0x1bd [ 331.480488] syz-executor0 cpuset= [ 331.484114] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 331.489277] syz0 [ 331.499760] ? lock_downgrade+0x900/0x900 [ 331.504059] mems_allowed=0 [ 331.507510] ? trace_hardirqs_off+0xb8/0x310 [ 331.525734] ? trace_hardirqs_off+0xb8/0x310 [ 331.530147] __alloc_pages_slowpath+0x2667/0x2d80 [ 331.535010] ? warn_alloc+0x120/0x120 [ 331.538813] ? rb_erase+0x3710/0x3710 [ 331.542611] ? warn_alloc+0x120/0x120 [ 331.546412] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 331.552212] ? warn_alloc+0x120/0x120 [ 331.556017] ? mark_held_locks+0x130/0x130 [ 331.560257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.565792] ? should_fail+0x22d/0xd01 [ 331.569678] ? put_dec_trunc8+0x273/0x300 [ 331.573827] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.578927] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.584462] ? should_fail+0x22d/0xd01 [ 331.588353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.593909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.599014] ? should_fail+0x22d/0xd01 [ 331.602907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.608014] ? mark_held_locks+0x130/0x130 [ 331.612245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.617784] ? mark_held_locks+0x130/0x130 [ 331.622016] ? lock_downgrade+0x900/0x900 [ 331.626182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.631724] ? trace_hardirqs_off+0xb8/0x310 [ 331.636145] ? kasan_check_read+0x11/0x20 [ 331.640297] ? do_raw_spin_unlock+0xa7/0x2f0 [ 331.644703] ? trace_hardirqs_on+0x310/0x310 [ 331.649109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.654645] ? wq_watchdog_touch+0x9c/0xfe [ 331.658879] ? io_serial_in+0x11/0x90 [ 331.662681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.668224] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.673335] __alloc_pages_nodemask+0xa80/0xde0 [ 331.678014] ? should_fail+0x22d/0xd01 [ 331.681931] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 331.686952] ? kasan_check_write+0x14/0x20 [ 331.691199] ? ____cache_alloc_node+0x1c7/0x1e0 [ 331.696137] ? lock_downgrade+0x900/0x900 [ 331.700289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.705830] cache_grow_begin+0x91/0x8c0 [ 331.709898] ? do_raw_spin_unlock+0xa7/0x2f0 [ 331.714309] fallback_alloc+0x203/0x2e0 [ 331.718287] ____cache_alloc_node+0x1c7/0x1e0 [ 331.722810] kmem_cache_alloc_node+0xe3/0x730 [ 331.727304] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.732498] __alloc_skb+0x119/0x770 [ 331.736217] ? calc_wheel_index+0x220/0x220 [ 331.740539] ? skb_scrub_packet+0x490/0x490 [ 331.744866] ? vprintk_default+0x28/0x30 [ 331.748937] ? vprintk_func+0x85/0x181 [ 331.752822] ? printk+0xa7/0xcf [ 331.756098] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 331.760855] ? trace_hardirqs_off+0xb8/0x310 [ 331.765266] new_skb+0x26/0x1c0 [ 331.768545] aoecmd_cfg+0x279/0x7f0 [ 331.772178] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 331.776504] ? lock_acquire+0x1ed/0x520 [ 331.780482] ? call_timer_fn+0x1db/0x920 [ 331.784542] ? lock_downgrade+0x900/0x900 [ 331.788702] discover_timer+0x50/0x60 [ 331.792501] call_timer_fn+0x272/0x920 [ 331.796401] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 331.801246] ? process_timeout+0x40/0x40 [ 331.805304] ? kasan_check_read+0x11/0x20 [ 331.809453] ? do_raw_spin_unlock+0xa7/0x2f0 [ 331.813860] ? trace_hardirqs_on+0x310/0x310 [ 331.818277] ? __run_timers+0x7da/0xc70 [ 331.822256] ? lock_downgrade+0x900/0x900 [ 331.826411] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.831515] ? trace_hardirqs_on+0xbd/0x310 [ 331.835832] ? kasan_check_read+0x11/0x20 [ 331.839980] ? __run_timers+0x7da/0xc70 [ 331.843953] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 331.849410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.854954] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 331.859800] __run_timers+0x7e5/0xc70 [ 331.863608] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 331.868969] ? lock_downgrade+0x900/0x900 [ 331.873117] ? finish_task_switch+0x1b5/0x900 [ 331.877614] ? trace_hardirqs_on+0xbd/0x310 [ 331.881935] ? kasan_check_read+0x11/0x20 [ 331.886081] ? finish_task_switch+0x1f5/0x900 [ 331.890579] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 331.896029] ? compat_start_thread+0x80/0x80 [ 331.900438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.905985] ? pvclock_read_flags+0x160/0x160 [ 331.910498] ? __switch_to_asm+0x34/0x70 [ 331.914568] ? __switch_to_asm+0x34/0x70 [ 331.918628] ? __switch_to_asm+0x40/0x70 [ 331.923292] ? __switch_to_asm+0x40/0x70 [ 331.927348] ? __switch_to_asm+0x34/0x70 [ 331.931421] ? __switch_to_asm+0x40/0x70 [ 331.935498] ? trace_hardirqs_on+0xbd/0x310 [ 331.939818] ? kvm_sched_clock_read+0x9/0x20 [ 331.944227] ? run_ksoftirqd+0x94/0x100 [ 331.948204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.953783] ? check_preemption_disabled+0x48/0x200 [ 331.958798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.964341] run_timer_softirq+0x52/0xb0 [ 331.968415] ? __this_cpu_preempt_check+0x1c/0x1f [ 331.973258] __do_softirq+0x30b/0xad8 [ 331.977065] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 331.982164] ? trace_hardirqs_off+0xb8/0x310 [ 331.986578] ? schedule+0x108/0x460 [ 331.990212] ? run_ksoftirqd+0x40/0x100 [ 331.994200] ? trace_hardirqs_off+0xb8/0x310 [ 331.998612] ? smpboot_thread_fn+0x68b/0xa00 [ 332.003023] ? trace_hardirqs_on+0x310/0x310 [ 332.007436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.012984] ? check_preemption_disabled+0x48/0x200 [ 332.018000] ? takeover_tasklets+0xa90/0xa90 [ 332.022414] run_ksoftirqd+0x94/0x100 [ 332.026214] smpboot_thread_fn+0x68b/0xa00 [ 332.030451] ? sort_range+0x30/0x30 [ 332.034077] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 332.039184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.044724] ? __kthread_parkme+0xfb/0x1a0 [ 332.048959] kthread+0x35a/0x420 [ 332.052334] ? sort_range+0x30/0x30 [ 332.055973] ? kthread_bind+0x40/0x40 [ 332.059780] ret_from_fork+0x3a/0x50 [ 332.063504] warn_alloc_show_mem: 1 callbacks suppressed [ 332.063517] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 332.063519] Mem-Info: [ 332.063549] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 332.063549] active_file:14 inactive_file:15 isolated_file:0 [ 332.063549] unevictable:0 dirty:0 writeback:0 unstable:0 [ 332.063549] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 332.063549] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 332.063549] free:13750 free_pcp:487 free_cma:0 [ 332.068901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.076178] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 332.078579] Call Trace: [ 332.111539] Node 0 [ 332.120888] [ 332.148577] 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 [ 332.151144] dump_stack+0x1c4/0x2b4 [ 332.153347] lowmem_reserve[]: [ 332.155503] ? dump_stack_print_info.cold.2+0x52/0x52 [ 332.180979] 0 [ 332.184609] warn_alloc.cold.119+0xb7/0x1bd [ 332.187687] 2819 [ 332.192872] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 332.194652] 6323 [ 332.198970] ? lock_downgrade+0x900/0x900 [ 332.201008] 6323 [ 332.205851] ? trace_hardirqs_off+0xb8/0x310 [ 332.207913] Node 0 [ 332.212059] ? trace_hardirqs_off+0xb8/0x310 [ 332.214126] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 332.218513] __alloc_pages_slowpath+0x2667/0x2d80 [ 332.220727] lowmem_reserve[]: [ 332.225146] ? warn_alloc+0x120/0x120 [ 332.251834] 0 0 [ 332.256681] ? trace_hardirqs_on+0x310/0x310 [ 332.259763] 3503 [ 332.263556] ? warn_alloc+0x120/0x120 [ 332.265511] 3503 [ 332.269915] ? warn_alloc+0x120/0x120 [ 332.275751] ? ktime_get+0x2e1/0x440 [ 332.277793] Node 0 [ 332.281591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.285305] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 332.287535] ? check_preemption_disabled+0x48/0x200 [ 332.293059] lowmem_reserve[]: [ 332.321424] ? kasan_check_read+0x11/0x20 [ 332.326424] 0 [ 332.329535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.333663] 0 [ 332.335469] ? should_fail+0x22d/0xd01 [ 332.340980] 0 [ 332.342780] ? rcu_bh_qs+0xc0/0xc0 [ 332.346642] 0 [ 332.348443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.353760] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.358838] Node 0 [ 332.364377] ? should_fail+0x22d/0xd01 [ 332.364380] DMA: 1*4kB [ 332.366636] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.370501] (U) [ 332.373085] ? should_fail+0x22d/0xd01 [ 332.378175] 0*8kB [ 332.380147] ? rcu_idle_enter+0x4b0/0x4b0 [ 332.384008] 0*16kB [ 332.386154] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.390287] 1*32kB (U) [ 332.392539] ? mark_held_locks+0x130/0x130 [ 332.397620] 2*64kB [ 332.400199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.404413] (U) [ 332.406651] ? mark_held_locks+0x130/0x130 [ 332.412169] 1*128kB [ 332.414143] ? rcu_irq_exit+0xce/0x100 [ 332.418352] (U) [ 332.420683] ? irq_exit+0xbd/0x1c0 [ 332.424550] 1*256kB [ 332.426533] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 332.430046] (U) [ 332.432458] ? do_raw_spin_unlock+0xa7/0x2f0 [ 332.437457] 0*512kB [ 332.439431] ? smp_call_function_single_interrupt+0x650/0x650 [ 332.443815] 1*1024kB [ 332.446135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.451994] (U) [ 332.454406] ? ret_from_intr+0xb/0x1e [ 332.459921] 1*2048kB [ 332.461894] ? retint_kernel+0x2d/0x2d [ 332.465677] (M) [ 332.468085] ? trace_hardirqs_on_caller+0xc0/0x310 [ 332.471946] 3*4096kB [ 332.473921] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 332.478823] (M) [ 332.481231] ? trace_hardirqs_off+0x310/0x310 [ 332.486000] = 15908kB [ 332.487982] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 332.492455] Node 0 [ 332.494866] __alloc_pages_nodemask+0xa80/0xde0 [ 332.499939] DMA32: [ 332.502174] ? should_fail+0x22d/0xd01 [ 332.506816] 5*4kB [ 332.509050] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 332.512915] (M) [ 332.515074] ? ____cache_alloc_node+0x1c7/0x1e0 [ 332.520054] 1*8kB [ 332.522027] ? lock_downgrade+0x900/0x900 [ 332.526669] (M) [ 332.528819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.532939] 3*16kB [ 332.534916] cache_grow_begin+0x91/0x8c0 [ 332.540426] (M) [ 332.542663] ? do_raw_spin_unlock+0xa7/0x2f0 [ 332.546697] 4*32kB [ 332.548668] fallback_alloc+0x203/0x2e0 [ 332.553053] (UM) [ 332.555287] ____cache_alloc_node+0x1c7/0x1e0 [ 332.559238] 5*64kB [ 332.561297] kmem_cache_alloc_node+0xe3/0x730 [ 332.565764] (M) [ 332.568002] ? ipv6_get_ifaddr+0x42e/0x620 [ 332.572474] 5*128kB [ 332.574450] __alloc_skb+0x119/0x770 [ 332.578662] (UM) [ 332.580982] ? skb_scrub_packet+0x490/0x490 [ 332.584674] 2*256kB [ 332.586734] ? lock_downgrade+0x900/0x900 [ 332.591029] (M) [ 332.593349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.597479] 4*512kB [ 332.599473] ? refcount_sub_and_test_checked+0x203/0x310 [ 332.604986] (UM) [ 332.607308] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 332.612734] 3*1024kB [ 332.614797] ? addrconf_rs_timer+0x690/0x690 [ 332.620221] (UM) [ 332.622636] ndisc_alloc_skb+0x144/0x340 [ 332.627019] 3*2048kB [ 332.629076] ndisc_send_rs+0x331/0x6e0 [ 332.633111] (M) [ 332.635516] addrconf_rs_timer+0x314/0x690 [ 332.639391] 3*4096kB [ 332.641382] ? neigh_invalidate+0x550/0x550 [ 332.645619] (M) [ 332.648028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 332.652327] = 25228kB [ 332.654303] call_timer_fn+0x272/0x920 [ 332.658553] Node 0 [ 332.660958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 332.664835] Normal: [ 332.667070] ? process_timeout+0x40/0x40 [ 332.671284] 1316*4kB [ 332.673609] ? trace_hardirqs_off+0xb8/0x310 [ 332.677649] (ME) [ 332.680054] ? kasan_check_read+0x11/0x20 [ 332.684443] 462*8kB [ 332.686511] ? do_raw_spin_unlock+0xa7/0x2f0 [ 332.690633] (UMEH) [ 332.692954] ? trace_hardirqs_on+0x310/0x310 [ 332.697341] 167*16kB [ 332.699581] ? __run_timers+0x7da/0xc70 [ 332.703962] (UMEH) [ 332.706377] ? lock_downgrade+0x900/0x900 [ 332.710326] 42*32kB [ 332.712561] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 332.716682] (UMEH) [ 332.719002] ? trace_hardirqs_on+0xbd/0x310 [ 332.724093] 4*64kB [ 332.726325] ? kasan_check_read+0x11/0x20 [ 332.730621] (UH) [ 332.732858] ? __run_timers+0x7da/0xc70 [ 332.736980] 1*128kB [ 332.739037] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 332.742987] (U) [ 332.745305] ? kasan_check_write+0x14/0x20 [ 332.750732] 0*256kB [ 332.752703] ? do_raw_spin_lock+0xc1/0x200 [ 332.756916] 1*512kB [ 332.759237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 332.763445] (U) [ 332.765765] __run_timers+0x7e5/0xc70 [ 332.769977] 0*1024kB [ 332.771953] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 332.775728] 0*2048kB [ 332.778136] ? lock_acquire+0x1ed/0x520 [ 332.783537] 0*4096kB [ 332.785943] ? __hrtimer_run_queues+0x488/0x10d0 [ 332.789898] = 13872kB [ 332.792300] ? lock_release+0x970/0x970 [ 332.797036] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 332.799670] ? trace_hardirqs_off+0xb8/0x310 [ 332.799690] ? do_raw_spin_unlock+0xa7/0x2f0 [ 332.799700] ? kasan_check_write+0x14/0x20 [ 332.799711] ? pvclock_read_flags+0x160/0x160 [ 332.799718] ? lock_downgrade+0x900/0x900 [ 332.799729] ? trace_hardirqs_on+0xbd/0x310 [ 332.799737] ? kvm_sched_clock_read+0x9/0x20 [ 332.799746] ? irq_exit+0x17f/0x1c0 [ 332.799755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.799764] ? check_preemption_disabled+0x48/0x200 [ 332.799771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.799782] run_timer_softirq+0x52/0xb0 [ 332.799791] ? __this_cpu_preempt_check+0x1c/0x1f [ 332.799799] __do_softirq+0x30b/0xad8 [ 332.799811] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 332.799820] ? pvclock_read_flags+0x160/0x160 [ 332.799827] ? lapic_next_event+0x5a/0x90 [ 332.799835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.799844] ? clockevents_program_event+0x140/0x370 [ 332.799853] ? kvm_clock_read+0x18/0x30 [ 332.799860] ? kvm_sched_clock_read+0x9/0x20 [ 332.799868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.799876] ? check_preemption_disabled+0x48/0x200 [ 332.799887] irq_exit+0x17f/0x1c0 [ 332.799899] smp_apic_timer_interrupt+0x1cb/0x760 [ 332.799912] ? smp_call_function_single_interrupt+0x159/0x650 [ 332.799930] ? smp_call_function_single_interrupt+0x650/0x650 [ 332.803900] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 332.812730] ? interrupt_entry+0xb5/0xf0 [ 332.817119] 4244 total pagecache pages [ 332.821523] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.825732] 0 pages in swap cache [ 332.830223] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.834360] Swap cache stats: add 0, delete 0, find 0/0 [ 332.838694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.843077] Free swap = 0kB [ 332.846709] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.852222] Total swap = 0kB [ 332.857229] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.862740] 1965979 pages RAM [ 332.866797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.871612] 0 pages HighMem/MovableOnly [ 332.875417] ? check_preemption_disabled+0x48/0x200 [ 332.880499] 342307 pages reserved [ 332.884987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.889112] 0 pages cma reserved [ 332.894645] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.899772] aoe: skb alloc failure [ 332.903692] apic_timer_interrupt+0xf/0x20 [ 332.908121] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 332.913598] [ 332.918598] ksoftirqd/1 cpuset= [ 332.922051] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 332.926864] / [ 332.932742] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 332.938606] mems_allowed=0 [ 332.947166] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 333.089037] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 333.096305] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 333.103569] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 333.110836] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 333.118098] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 333.125400] ? trace_hardirqs_on+0xb4/0x310 [ 333.129732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.135278] skb_clone+0x1bb/0x500 [ 333.138820] ? finish_task_switch+0x2f5/0x900 [ 333.143316] ? skb_split+0x11e0/0x11e0 [ 333.147204] ? preempt_notifier_register+0x200/0x200 [ 333.152329] ? __switch_to_asm+0x34/0x70 [ 333.156406] ? __switch_to_asm+0x34/0x70 [ 333.160466] ? __switch_to_asm+0x40/0x70 [ 333.164526] ? __switch_to_asm+0x34/0x70 [ 333.168581] ? __switch_to_asm+0x40/0x70 [ 333.172641] ? __switch_to_asm+0x34/0x70 [ 333.176700] ? __switch_to_asm+0x40/0x70 [ 333.180761] ? __switch_to_asm+0x34/0x70 [ 333.184821] ? __switch_to_asm+0x34/0x70 [ 333.188881] ? __switch_to_asm+0x40/0x70 [ 333.192946] ? __switch_to_asm+0x34/0x70 [ 333.197012] bpf_clone_redirect+0xb9/0x490 [ 333.201247] ? __schedule+0x874/0x1ed0 [ 333.205140] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 333.210155] ? __sched_text_start+0x8/0x8 [ 333.214305] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 333.219065] ? retint_kernel+0x2d/0x2d [ 333.222976] ? lock_acquire+0x1ed/0x520 [ 333.226949] ? bpf_test_run+0x32e/0x5a0 [ 333.230926] ? lock_release+0x970/0x970 [ 333.234897] ? preempt_schedule+0x4d/0x60 [ 333.239050] ? preempt_schedule_common+0x1f/0xd0 [ 333.243810] ? preempt_schedule+0x4d/0x60 [ 333.247975] ? ___preempt_schedule+0x16/0x18 [ 333.252405] ? bpf_test_run+0x1c0/0x5a0 [ 333.256399] ? netlink_diag_dump+0x2a0/0x2a0 [ 333.260816] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.266347] ? bpf_test_init.isra.9+0x70/0x100 [ 333.270942] ? bpf_prog_test_run_skb+0x634/0xb40 [ 333.275701] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 333.280542] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 333.286077] ? fput+0x130/0x1a0 [ 333.289355] ? __bpf_prog_get+0x9b/0x290 [ 333.293431] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 333.298270] ? bpf_prog_test_run+0x130/0x1a0 [ 333.302685] ? __x64_sys_bpf+0x3d8/0x510 [ 333.306743] ? bpf_prog_get+0x20/0x20 [ 333.310556] ? do_syscall_64+0x1b9/0x820 [ 333.314614] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 333.319975] ? syscall_return_slowpath+0x5e0/0x5e0 [ 333.324927] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.329942] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 333.334958] ? recalc_sigpending_tsk+0x180/0x180 [ 333.339713] ? kasan_check_write+0x14/0x20 [ 333.343949] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.348799] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 333.354178] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 333.354232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 333.361023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.361028] Call Trace: [ 333.361050] dump_stack+0x1c4/0x2b4 [ 333.361069] ? dump_stack_print_info.cold.2+0x52/0x52 [ 333.367602] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 333.376907] warn_alloc.cold.119+0xb7/0x1bd [ 333.379458] syz-executor0 cpuset= [ 333.383081] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 333.388243] syz0 [ 333.398724] ? lock_downgrade+0x900/0x900 [ 333.403032] mems_allowed=0 [ 333.406484] ? trace_hardirqs_off+0xb8/0x310 [ 333.424706] ? trace_hardirqs_off+0xb8/0x310 [ 333.429119] __alloc_pages_slowpath+0x2667/0x2d80 [ 333.433980] ? warn_alloc+0x120/0x120 [ 333.437782] ? rb_erase+0x3710/0x3710 [ 333.441585] ? warn_alloc+0x120/0x120 [ 333.445391] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 333.451192] ? warn_alloc+0x120/0x120 [ 333.454995] ? mark_held_locks+0x130/0x130 [ 333.459230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.464765] ? should_fail+0x22d/0xd01 [ 333.468653] ? put_dec_trunc8+0x273/0x300 [ 333.472804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.477917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.483477] ? should_fail+0x22d/0xd01 [ 333.487372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.492922] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.498034] ? should_fail+0x22d/0xd01 [ 333.501924] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.507027] ? mark_held_locks+0x130/0x130 [ 333.511263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.516800] ? mark_held_locks+0x130/0x130 [ 333.521038] ? lock_downgrade+0x900/0x900 [ 333.525185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.530722] ? trace_hardirqs_off+0xb8/0x310 [ 333.535128] ? kasan_check_read+0x11/0x20 [ 333.539274] ? do_raw_spin_unlock+0xa7/0x2f0 [ 333.543685] ? trace_hardirqs_on+0x310/0x310 [ 333.548093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.553639] ? wq_watchdog_touch+0x9c/0xfe [ 333.557874] ? io_serial_in+0x11/0x90 [ 333.561682] ? retint_kernel+0x2d/0x2d [ 333.565568] ? trace_hardirqs_on_caller+0xc0/0x310 [ 333.570509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 333.575264] ? trace_hardirqs_off+0x310/0x310 [ 333.579758] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 333.584870] __alloc_pages_nodemask+0xa80/0xde0 [ 333.589544] ? should_fail+0x22d/0xd01 [ 333.593433] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 333.598468] ? ____cache_alloc_node+0x1c7/0x1e0 [ 333.603137] ? lock_downgrade+0x900/0x900 [ 333.607287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.612823] cache_grow_begin+0x91/0x8c0 [ 333.616885] ? do_raw_spin_unlock+0xa7/0x2f0 [ 333.621305] fallback_alloc+0x203/0x2e0 [ 333.625282] ____cache_alloc_node+0x1c7/0x1e0 [ 333.629778] kmem_cache_alloc_node+0xe3/0x730 [ 333.634272] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 333.639389] __alloc_skb+0x119/0x770 [ 333.643105] ? calc_wheel_index+0x220/0x220 [ 333.647432] ? skb_scrub_packet+0x490/0x490 [ 333.651759] ? vprintk_default+0x28/0x30 [ 333.655817] ? vprintk_func+0x85/0x181 [ 333.659700] ? printk+0xa7/0xcf [ 333.662977] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 333.667734] ? trace_hardirqs_off+0xb8/0x310 [ 333.672144] new_skb+0x26/0x1c0 [ 333.675424] aoecmd_cfg+0x279/0x7f0 [ 333.679054] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 333.683388] ? lock_acquire+0x1ed/0x520 [ 333.687374] ? call_timer_fn+0x1db/0x920 [ 333.691436] ? lock_downgrade+0x900/0x900 [ 333.695888] discover_timer+0x50/0x60 [ 333.699698] call_timer_fn+0x272/0x920 [ 333.703585] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.708430] ? process_timeout+0x40/0x40 [ 333.712486] ? kasan_check_read+0x11/0x20 [ 333.716636] ? do_raw_spin_unlock+0xa7/0x2f0 [ 333.721045] ? trace_hardirqs_on+0x310/0x310 [ 333.725459] ? __run_timers+0x7da/0xc70 [ 333.729437] ? lock_downgrade+0x900/0x900 [ 333.733590] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 333.738695] ? trace_hardirqs_on+0xbd/0x310 [ 333.743017] ? kasan_check_read+0x11/0x20 [ 333.747163] ? __run_timers+0x7da/0xc70 [ 333.751142] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 333.756593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.762132] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.766972] __run_timers+0x7e5/0xc70 [ 333.770783] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 333.776148] ? lock_downgrade+0x900/0x900 [ 333.780298] ? finish_task_switch+0x1b5/0x900 [ 333.784797] ? trace_hardirqs_on+0xbd/0x310 [ 333.789115] ? kasan_check_read+0x11/0x20 [ 333.793260] ? finish_task_switch+0x1f5/0x900 [ 333.797758] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 333.803207] ? compat_start_thread+0x80/0x80 [ 333.807620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.813169] ? pvclock_read_flags+0x160/0x160 [ 333.817660] ? __switch_to_asm+0x34/0x70 [ 333.821736] ? __switch_to_asm+0x34/0x70 [ 333.825797] ? __switch_to_asm+0x40/0x70 [ 333.829854] ? __switch_to_asm+0x40/0x70 [ 333.833914] ? __switch_to_asm+0x34/0x70 [ 333.837972] ? __switch_to_asm+0x40/0x70 [ 333.842036] ? trace_hardirqs_on+0xbd/0x310 [ 333.846360] ? kvm_sched_clock_read+0x9/0x20 [ 333.850783] ? run_ksoftirqd+0x94/0x100 [ 333.854763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.860303] ? check_preemption_disabled+0x48/0x200 [ 333.865316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.870856] run_timer_softirq+0x52/0xb0 [ 333.874925] ? __this_cpu_preempt_check+0x1c/0x1f [ 333.879767] __do_softirq+0x30b/0xad8 [ 333.883575] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 333.888677] ? trace_hardirqs_off+0xb8/0x310 [ 333.893093] ? schedule+0x108/0x460 [ 333.896727] ? run_ksoftirqd+0x40/0x100 [ 333.900702] ? trace_hardirqs_off+0xb8/0x310 [ 333.905110] ? smpboot_thread_fn+0x68b/0xa00 [ 333.909522] ? trace_hardirqs_on+0x310/0x310 [ 333.913932] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.919477] ? check_preemption_disabled+0x48/0x200 [ 333.924495] ? takeover_tasklets+0xa90/0xa90 [ 333.928908] run_ksoftirqd+0x94/0x100 [ 333.932711] smpboot_thread_fn+0x68b/0xa00 [ 333.936945] ? sort_range+0x30/0x30 [ 333.940571] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 333.945680] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.951230] ? __kthread_parkme+0xfb/0x1a0 [ 333.955469] kthread+0x35a/0x420 [ 333.958883] ? sort_range+0x30/0x30 [ 333.962521] ? kthread_bind+0x40/0x40 [ 333.966325] ret_from_fork+0x3a/0x50 [ 333.970046] warn_alloc_show_mem: 1 callbacks suppressed [ 333.970058] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 333.970060] Mem-Info: [ 333.970090] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 333.970090] active_file:14 inactive_file:15 isolated_file:0 [ 333.970090] unevictable:0 dirty:0 writeback:0 unstable:0 [ 333.970090] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 333.970090] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 333.970090] free:13750 free_pcp:487 free_cma:0 [ 333.975433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.982731] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 333.985133] Call Trace: [ 334.018111] Node 0 [ 334.027464] [ 334.055164] 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 [ 334.057731] dump_stack+0x1c4/0x2b4 [ 334.059938] lowmem_reserve[]: [ 334.062085] ? dump_stack_print_info.cold.2+0x52/0x52 [ 334.087749] 0 [ 334.091409] warn_alloc.cold.119+0xb7/0x1bd [ 334.094478] 2819 [ 334.099663] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 334.101437] 6323 6323 [ 334.105766] ? lock_downgrade+0x900/0x900 [ 334.112654] ? trace_hardirqs_off+0xb8/0x310 [ 334.115143] Node 0 [ 334.119295] ? trace_hardirqs_off+0xb8/0x310 [ 334.123702] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 334.125915] __alloc_pages_slowpath+0x2667/0x2d80 [ 334.130299] lowmem_reserve[]: [ 334.157028] ? warn_alloc+0x120/0x120 [ 334.161853] 0 [ 334.164956] ? trace_hardirqs_on+0x310/0x310 [ 334.168735] 0 [ 334.170547] ? warn_alloc+0x120/0x120 [ 334.174936] 3503 [ 334.176736] ? warn_alloc+0x120/0x120 [ 334.180510] 3503 [ 334.182572] ? ktime_get+0x2e1/0x440 [ 334.188419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.192107] Node 0 [ 334.197652] ? check_preemption_disabled+0x48/0x200 [ 334.197684] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 334.197692] lowmem_reserve[]: [ 334.199926] ? kasan_check_read+0x11/0x20 [ 334.204920] 0 [ 334.233285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.236382] 0 [ 334.240531] ? should_fail+0x22d/0xd01 [ 334.242309] 0 [ 334.247858] ? rcu_bh_qs+0xc0/0xc0 [ 334.249638] 0 [ 334.253524] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.258858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.260638] Node 0 [ 334.265733] ? should_fail+0x22d/0xd01 [ 334.271245] DMA: [ 334.273477] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.277341] 1*4kB [ 334.279415] ? should_fail+0x22d/0xd01 [ 334.284495] (U) [ 334.286640] ? rcu_idle_enter+0x4b0/0x4b0 [ 334.290503] 0*8kB [ 334.292484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.296607] 0*16kB [ 334.298757] ? mark_held_locks+0x130/0x130 [ 334.303835] 1*32kB [ 334.306066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.310275] (U) [ 334.312510] ? mark_held_locks+0x130/0x130 [ 334.318025] 2*64kB [ 334.319998] ? rcu_irq_exit+0xce/0x100 [ 334.324210] (U) [ 334.326447] ? irq_exit+0xbd/0x1c0 [ 334.330307] 1*128kB [ 334.332284] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 334.335799] (U) [ 334.338123] ? do_raw_spin_unlock+0xa7/0x2f0 [ 334.343112] 1*256kB [ 334.345083] ? smp_call_function_single_interrupt+0x650/0x650 [ 334.349464] (U) [ 334.351786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.357648] 0*512kB [ 334.359621] ? ret_from_intr+0xb/0x1e [ 334.365134] 1*1024kB [ 334.367450] ? retint_kernel+0x2d/0x2d [ 334.371229] (U) [ 334.373640] ? trace_hardirqs_on_caller+0xc0/0x310 [ 334.377518] 1*2048kB [ 334.379488] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 334.384391] (M) [ 334.386805] ? trace_hardirqs_off+0x310/0x310 [ 334.391540] 3*4096kB [ 334.393513] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 334.397984] (M) [ 334.400411] __alloc_pages_nodemask+0xa80/0xde0 [ 334.405480] = 15908kB [ 334.407456] ? should_fail+0x22d/0xd01 [ 334.412100] Node 0 [ 334.414509] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 334.418373] DMA32: 5*4kB [ 334.420636] ? ____cache_alloc_node+0x1c7/0x1e0 [ 334.425621] (M) [ 334.428385] ? lock_downgrade+0x900/0x900 [ 334.433046] 1*8kB [ 334.435022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.439141] (M) [ 334.441288] cache_grow_begin+0x91/0x8c0 [ 334.446799] 3*16kB [ 334.448770] ? do_raw_spin_unlock+0xa7/0x2f0 [ 334.452808] (M) [ 334.455044] fallback_alloc+0x203/0x2e0 [ 334.459431] 4*32kB [ 334.461409] ____cache_alloc_node+0x1c7/0x1e0 [ 334.465353] (UM) [ 334.467607] kmem_cache_alloc_node+0xe3/0x730 [ 334.472082] 5*64kB [ 334.474144] ? ipv6_get_ifaddr+0x42e/0x620 [ 334.478611] (M) [ 334.480845] __alloc_skb+0x119/0x770 [ 334.485055] 5*128kB [ 334.487030] ? skb_scrub_packet+0x490/0x490 [ 334.490720] (UM) [ 334.493050] ? lock_downgrade+0x900/0x900 [ 334.497348] 2*256kB [ 334.499421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.503545] (M) [ 334.505873] ? refcount_sub_and_test_checked+0x203/0x310 [ 334.511391] 4*512kB [ 334.513379] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 334.518805] (UM) [ 334.521126] ? addrconf_rs_timer+0x690/0x690 [ 334.526550] 3*1024kB [ 334.528611] ndisc_alloc_skb+0x144/0x340 [ 334.532989] (UM) [ 334.535413] ndisc_send_rs+0x331/0x6e0 [ 334.539446] 3*2048kB [ 334.541507] addrconf_rs_timer+0x314/0x690 [ 334.545380] (M) [ 334.547795] ? neigh_invalidate+0x550/0x550 [ 334.552012] 3*4096kB [ 334.553987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.558282] (M) [ 334.560700] call_timer_fn+0x272/0x920 [ 334.564907] = 25228kB [ 334.566881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.570753] Node 0 [ 334.573157] ? process_timeout+0x40/0x40 [ 334.577378] Normal: [ 334.579619] ? trace_hardirqs_off+0xb8/0x310 [ 334.583653] 1316*4kB [ 334.585971] ? kasan_check_read+0x11/0x20 [ 334.590375] (ME) [ 334.592780] ? do_raw_spin_unlock+0xa7/0x2f0 [ 334.596908] 462*8kB [ 334.598970] ? trace_hardirqs_on+0x310/0x310 [ 334.603357] (UMEH) [ 334.605693] ? __run_timers+0x7da/0xc70 [ 334.610092] 167*16kB [ 334.612323] ? lock_downgrade+0x900/0x900 [ 334.616273] (UMEH) [ 334.618683] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 334.622814] 42*32kB [ 334.625050] ? trace_hardirqs_on+0xbd/0x310 [ 334.630131] (UMEH) [ 334.632448] ? kasan_check_read+0x11/0x20 [ 334.636747] 4*64kB [ 334.638982] ? __run_timers+0x7da/0xc70 [ 334.643103] (UH) [ 334.645339] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 334.649290] 1*128kB [ 334.651347] ? kasan_check_write+0x14/0x20 [ 334.656779] (U) [ 334.659103] ? do_raw_spin_lock+0xc1/0x200 [ 334.663314] 0*256kB [ 334.665287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.669495] 1*512kB [ 334.671814] __run_timers+0x7e5/0xc70 [ 334.676038] (U) [ 334.678374] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 334.682149] 0*1024kB [ 334.684122] ? lock_acquire+0x1ed/0x520 [ 334.689464] 0*2048kB [ 334.691873] ? __hrtimer_run_queues+0x488/0x10d0 [ 334.695824] 0*4096kB [ 334.698227] ? lock_release+0x970/0x970 [ 334.702961] = 13872kB [ 334.705376] ? trace_hardirqs_off+0xb8/0x310 [ 334.709337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 334.711755] ? do_raw_spin_unlock+0xa7/0x2f0 [ 334.716142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 334.724966] ? kasan_check_write+0x14/0x20 [ 334.729354] 4244 total pagecache pages [ 334.737935] ? pvclock_read_flags+0x160/0x160 [ 334.742147] 0 pages in swap cache [ 334.746028] ? lock_downgrade+0x900/0x900 [ 334.750506] Swap cache stats: add 0, delete 0, find 0/0 [ 334.753952] ? trace_hardirqs_on+0xbd/0x310 [ 334.758092] Free swap = 0kB [ 334.763455] ? kvm_sched_clock_read+0x9/0x20 [ 334.767749] Total swap = 0kB [ 334.770768] ? irq_exit+0x17f/0x1c0 [ 334.775204] 1965979 pages RAM [ 334.778219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.781825] 0 pages HighMem/MovableOnly [ 334.784931] ? check_preemption_disabled+0x48/0x200 [ 334.790474] 342307 pages reserved [ 334.795351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.800821] 0 pages cma reserved [ 334.800883] aoe: skb alloc failure [ 334.804287] run_timer_softirq+0x52/0xb0 [ 334.809845] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 334.813165] ? __this_cpu_preempt_check+0x1c/0x1f [ 334.816680] ksoftirqd/1 cpuset= [ 334.820740] __do_softirq+0x30b/0xad8 [ 334.831023] / [ 334.835875] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 334.839133] mems_allowed=0 [ 334.842926] ? pvclock_read_flags+0x160/0x160 [ 334.857101] ? lapic_next_event+0x5a/0x90 [ 334.861247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.866782] ? clockevents_program_event+0x140/0x370 [ 334.871887] ? kvm_clock_read+0x18/0x30 [ 334.875862] ? kvm_sched_clock_read+0x9/0x20 [ 334.880272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.885816] ? check_preemption_disabled+0x48/0x200 [ 334.890840] irq_exit+0x17f/0x1c0 [ 334.894294] smp_apic_timer_interrupt+0x1cb/0x760 [ 334.899135] ? smp_call_function_single_interrupt+0x159/0x650 [ 334.905021] ? smp_call_function_single_interrupt+0x650/0x650 [ 334.910904] ? interrupt_entry+0xb5/0xf0 [ 334.914966] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.919982] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.925004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.929848] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.934861] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.939881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.945438] ? check_preemption_disabled+0x48/0x200 [ 334.950454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.955996] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.960843] apic_timer_interrupt+0xf/0x20 [ 334.965067] [ 334.967309] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 334.972236] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 334.991133] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 334.998847] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 335.006111] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 335.013385] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 335.020657] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 335.027924] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 335.035212] ? trace_hardirqs_on+0xb4/0x310 [ 335.039544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.045090] skb_clone+0x1bb/0x500 [ 335.048631] ? finish_task_switch+0x2f5/0x900 [ 335.053126] ? skb_split+0x11e0/0x11e0 [ 335.057021] ? preempt_notifier_register+0x200/0x200 [ 335.062120] ? __switch_to_asm+0x34/0x70 [ 335.066177] ? __switch_to_asm+0x34/0x70 [ 335.070234] ? __switch_to_asm+0x40/0x70 [ 335.074291] ? __switch_to_asm+0x34/0x70 [ 335.078349] ? __switch_to_asm+0x40/0x70 [ 335.082421] ? __switch_to_asm+0x34/0x70 [ 335.086480] ? __switch_to_asm+0x40/0x70 [ 335.090536] ? __switch_to_asm+0x34/0x70 [ 335.094598] ? __switch_to_asm+0x34/0x70 [ 335.098656] ? __switch_to_asm+0x40/0x70 [ 335.102714] ? __switch_to_asm+0x34/0x70 [ 335.106785] bpf_clone_redirect+0xb9/0x490 [ 335.111021] ? __schedule+0x874/0x1ed0 [ 335.114914] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 335.119931] ? __sched_text_start+0x8/0x8 [ 335.124079] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 335.128856] ? retint_kernel+0x2d/0x2d [ 335.132755] ? lock_acquire+0x1ed/0x520 [ 335.136730] ? bpf_test_run+0x32e/0x5a0 [ 335.140706] ? lock_release+0x970/0x970 [ 335.144682] ? preempt_schedule+0x4d/0x60 [ 335.148830] ? preempt_schedule_common+0x1f/0xd0 [ 335.153586] ? preempt_schedule+0x4d/0x60 [ 335.157736] ? ___preempt_schedule+0x16/0x18 [ 335.162151] ? bpf_test_run+0x1c0/0x5a0 [ 335.166131] ? netlink_diag_dump+0x2a0/0x2a0 [ 335.170541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.176075] ? bpf_test_init.isra.9+0x70/0x100 [ 335.180662] ? bpf_prog_test_run_skb+0x634/0xb40 [ 335.185425] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 335.190267] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.195809] ? fput+0x130/0x1a0 [ 335.199090] ? __bpf_prog_get+0x9b/0x290 [ 335.203153] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 335.207993] ? bpf_prog_test_run+0x130/0x1a0 [ 335.212411] ? __x64_sys_bpf+0x3d8/0x510 [ 335.216498] ? bpf_prog_get+0x20/0x20 [ 335.220322] ? do_syscall_64+0x1b9/0x820 [ 335.224406] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 335.229772] ? syscall_return_slowpath+0x5e0/0x5e0 [ 335.234702] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.239807] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 335.244835] ? recalc_sigpending_tsk+0x180/0x180 [ 335.249605] ? kasan_check_write+0x14/0x20 [ 335.253843] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.258688] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 335.264063] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 335.264117] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 335.270915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.270920] Call Trace: [ 335.270942] dump_stack+0x1c4/0x2b4 [ 335.270961] ? dump_stack_print_info.cold.2+0x52/0x52 [ 335.277573] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 335.286823] warn_alloc.cold.119+0xb7/0x1bd [ 335.289398] syz-executor0 cpuset= [ 335.293019] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.298205] syz0 [ 335.308686] ? lock_downgrade+0x900/0x900 [ 335.312982] mems_allowed=0 [ 335.316428] ? trace_hardirqs_off+0xb8/0x310 [ 335.334672] ? trace_hardirqs_off+0xb8/0x310 [ 335.339085] __alloc_pages_slowpath+0x2667/0x2d80 [ 335.343948] ? warn_alloc+0x120/0x120 [ 335.347753] ? rb_erase+0x3710/0x3710 [ 335.351572] ? warn_alloc+0x120/0x120 [ 335.355391] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 335.361195] ? warn_alloc+0x120/0x120 [ 335.365002] ? mark_held_locks+0x130/0x130 [ 335.369237] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.374775] ? should_fail+0x22d/0xd01 [ 335.378665] ? put_dec_trunc8+0x273/0x300 [ 335.382812] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.387918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.393457] ? should_fail+0x22d/0xd01 [ 335.397348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.402909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.408011] ? should_fail+0x22d/0xd01 [ 335.411905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.417009] ? mark_held_locks+0x130/0x130 [ 335.421240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.426777] ? mark_held_locks+0x130/0x130 [ 335.431009] ? lock_downgrade+0x900/0x900 [ 335.435157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.440695] ? trace_hardirqs_off+0xb8/0x310 [ 335.445097] ? kasan_check_read+0x11/0x20 [ 335.449248] ? do_raw_spin_unlock+0xa7/0x2f0 [ 335.453658] ? trace_hardirqs_on+0x310/0x310 [ 335.458068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.463608] ? wq_watchdog_touch+0x9c/0xfe [ 335.467857] ? io_serial_in+0x11/0x90 [ 335.471660] ? retint_kernel+0x2d/0x2d [ 335.475547] ? trace_hardirqs_on_caller+0xc0/0x310 [ 335.480476] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 335.485234] ? trace_hardirqs_off+0x310/0x310 [ 335.489724] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.494830] __alloc_pages_nodemask+0xa80/0xde0 [ 335.499503] ? should_fail+0x22d/0xd01 [ 335.503401] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 335.508440] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.513108] ? lock_downgrade+0x900/0x900 [ 335.517263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.522807] cache_grow_begin+0x91/0x8c0 [ 335.526868] ? do_raw_spin_unlock+0xa7/0x2f0 [ 335.531285] fallback_alloc+0x203/0x2e0 [ 335.535264] ____cache_alloc_node+0x1c7/0x1e0 [ 335.539761] kmem_cache_alloc_node+0xe3/0x730 [ 335.544257] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.549386] __alloc_skb+0x119/0x770 [ 335.553099] ? calc_wheel_index+0x220/0x220 [ 335.557422] ? skb_scrub_packet+0x490/0x490 [ 335.561754] ? vprintk_default+0x28/0x30 [ 335.565811] ? vprintk_func+0x85/0x181 [ 335.569701] ? printk+0xa7/0xcf [ 335.572978] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 335.577744] ? trace_hardirqs_off+0xb8/0x310 [ 335.582159] new_skb+0x26/0x1c0 [ 335.585440] aoecmd_cfg+0x279/0x7f0 [ 335.589069] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 335.593403] ? lock_acquire+0x1ed/0x520 [ 335.597384] ? call_timer_fn+0x1db/0x920 [ 335.601454] ? lock_downgrade+0x900/0x900 [ 335.605632] discover_timer+0x50/0x60 [ 335.609435] call_timer_fn+0x272/0x920 [ 335.613326] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.618170] ? process_timeout+0x40/0x40 [ 335.622229] ? kasan_check_read+0x11/0x20 [ 335.626386] ? do_raw_spin_unlock+0xa7/0x2f0 [ 335.630798] ? trace_hardirqs_on+0x310/0x310 [ 335.635208] ? __run_timers+0x7da/0xc70 [ 335.639179] ? lock_downgrade+0x900/0x900 [ 335.643326] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.648523] ? trace_hardirqs_on+0xbd/0x310 [ 335.652843] ? kasan_check_read+0x11/0x20 [ 335.656991] ? __run_timers+0x7da/0xc70 [ 335.660968] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 335.666423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.671965] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 335.676811] __run_timers+0x7e5/0xc70 [ 335.680624] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 335.685988] ? lock_downgrade+0x900/0x900 [ 335.690142] ? finish_task_switch+0x1b5/0x900 [ 335.694908] ? trace_hardirqs_on+0xbd/0x310 [ 335.699244] ? kasan_check_read+0x11/0x20 [ 335.703401] ? finish_task_switch+0x1f5/0x900 [ 335.707905] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 335.713360] ? compat_start_thread+0x80/0x80 [ 335.717786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.723333] ? pvclock_read_flags+0x160/0x160 [ 335.727841] ? __switch_to_asm+0x34/0x70 [ 335.731905] ? __switch_to_asm+0x34/0x70 [ 335.735965] ? __switch_to_asm+0x40/0x70 [ 335.740027] ? __switch_to_asm+0x40/0x70 [ 335.744084] ? __switch_to_asm+0x34/0x70 [ 335.748146] ? __switch_to_asm+0x40/0x70 [ 335.752220] ? trace_hardirqs_on+0xbd/0x310 [ 335.756570] ? kvm_sched_clock_read+0x9/0x20 [ 335.760980] ? run_ksoftirqd+0x94/0x100 [ 335.765046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.770597] ? check_preemption_disabled+0x48/0x200 [ 335.775615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.781158] run_timer_softirq+0x52/0xb0 [ 335.785237] ? __this_cpu_preempt_check+0x1c/0x1f [ 335.790081] __do_softirq+0x30b/0xad8 [ 335.793889] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 335.798997] ? trace_hardirqs_off+0xb8/0x310 [ 335.803410] ? schedule+0x108/0x460 [ 335.807044] ? run_ksoftirqd+0x40/0x100 [ 335.811023] ? trace_hardirqs_off+0xb8/0x310 [ 335.815456] ? smpboot_thread_fn+0x68b/0xa00 [ 335.819864] ? trace_hardirqs_on+0x310/0x310 [ 335.824277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.829816] ? check_preemption_disabled+0x48/0x200 [ 335.834836] ? takeover_tasklets+0xa90/0xa90 [ 335.839249] run_ksoftirqd+0x94/0x100 [ 335.843051] smpboot_thread_fn+0x68b/0xa00 [ 335.847290] ? sort_range+0x30/0x30 [ 335.850922] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.856026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.861560] ? __kthread_parkme+0xfb/0x1a0 [ 335.865801] kthread+0x35a/0x420 [ 335.869165] ? sort_range+0x30/0x30 [ 335.872789] ? kthread_bind+0x40/0x40 [ 335.876598] ret_from_fork+0x3a/0x50 [ 335.880318] warn_alloc_show_mem: 1 callbacks suppressed [ 335.880331] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 335.880333] Mem-Info: [ 335.880382] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 335.880382] active_file:14 inactive_file:15 isolated_file:0 [ 335.880382] unevictable:0 dirty:0 writeback:0 unstable:0 [ 335.880382] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 335.880382] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 335.880382] free:13750 free_pcp:487 free_cma:0 [ 335.885730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.893007] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 335.895414] Call Trace: [ 335.928380] Node 0 [ 335.937739] [ 335.965430] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 335.967991] dump_stack+0x1c4/0x2b4 [ 335.970204] lowmem_reserve[]: [ 335.972355] ? dump_stack_print_info.cold.2+0x52/0x52 [ 335.997839] 0 [ 336.001471] warn_alloc.cold.119+0xb7/0x1bd [ 336.004568] 2819 [ 336.009756] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 336.011543] 6323 [ 336.015861] ? lock_downgrade+0x900/0x900 [ 336.017908] 6323 [ 336.022751] ? trace_hardirqs_off+0xb8/0x310 [ 336.028934] ? trace_hardirqs_off+0xb8/0x310 [ 336.030974] Node 0 [ 336.035398] __alloc_pages_slowpath+0x2667/0x2d80 [ 336.039800] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 336.042024] ? warn_alloc+0x120/0x120 [ 336.046831] lowmem_reserve[]: [ 336.073545] ? trace_hardirqs_on+0x310/0x310 [ 336.077320] 0 [ 336.080434] ? warn_alloc+0x120/0x120 [ 336.084820] 0 [ 336.086627] ? warn_alloc+0x120/0x120 [ 336.090393] 3503 3503 [ 336.092292] ? ktime_get+0x2e1/0x440 [ 336.098574] ? idle_cpu+0x1d0/0x1d0 [ 336.102266] Node 0 [ 336.105975] ? kvm_sched_clock_read+0x9/0x20 [ 336.106011] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 336.108220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.112621] lowmem_reserve[]: [ 336.141006] ? should_fail+0x22d/0xd01 [ 336.146524] 0 [ 336.149626] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.153489] 0 [ 336.155296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.160387] 0 [ 336.162242] ? should_fail+0x22d/0xd01 [ 336.167757] 0 [ 336.169571] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.175235] ? should_fail+0x22d/0xd01 [ 336.180322] Node 0 DMA: [ 336.184202] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.184221] ? mark_held_locks+0x130/0x130 [ 336.186873] 1*4kB [ 336.191974] ? mark_held_locks+0x130/0x130 [ 336.196184] (U) [ 336.198337] ? select_task_rq_fair+0x754/0x34f0 [ 336.202550] 0*8kB [ 336.204523] ? lock_downgrade+0x900/0x900 [ 336.209171] 0*16kB [ 336.211318] ? __cpu_to_node+0x7d/0xa0 [ 336.215443] 1*32kB [ 336.217678] ? account_entity_enqueue+0x3a3/0x660 [ 336.221542] (U) [ 336.223774] ? __enqueue_entity+0x10d/0x1f0 [ 336.228595] 2*64kB [ 336.230568] ? check_preemption_disabled+0x48/0x200 [ 336.234863] (U) [ 336.237104] __alloc_pages_nodemask+0xa80/0xde0 [ 336.242093] 1*128kB [ 336.244074] ? should_fail+0x22d/0xd01 [ 336.248721] (U) [ 336.251044] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 336.254910] 1*256kB [ 336.256894] ? ____cache_alloc_node+0x1c7/0x1e0 [ 336.261882] (U) [ 336.264205] ? lock_downgrade+0x900/0x900 [ 336.268851] 0*512kB [ 336.270827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.274949] 1*1024kB [ 336.277268] cache_grow_begin+0x91/0x8c0 [ 336.282787] (U) [ 336.285198] ? do_raw_spin_unlock+0xa7/0x2f0 [ 336.289234] 1*2048kB [ 336.291208] fallback_alloc+0x203/0x2e0 [ 336.295588] (M) [ 336.297999] ____cache_alloc_node+0x1c7/0x1e0 [ 336.301951] 3*4096kB [ 336.303926] kmem_cache_alloc_node+0xe3/0x730 [ 336.308402] (M) [ 336.310812] ? ipv6_get_ifaddr+0x42e/0x620 [ 336.315287] = 15908kB [ 336.317262] __alloc_skb+0x119/0x770 [ 336.321472] Node 0 [ 336.323899] ? skb_scrub_packet+0x490/0x490 [ 336.327598] DMA32: [ 336.329837] ? lock_downgrade+0x900/0x900 [ 336.334146] 5*4kB [ 336.336402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.340521] (M) [ 336.342669] ? refcount_sub_and_test_checked+0x203/0x310 [ 336.348184] 1*8kB [ 336.350167] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 336.355597] (M) [ 336.357748] ? addrconf_rs_timer+0x690/0x690 [ 336.363177] 3*16kB [ 336.365156] ndisc_alloc_skb+0x144/0x340 [ 336.369542] (M) [ 336.371780] ndisc_send_rs+0x331/0x6e0 [ 336.375820] 4*32kB [ 336.377796] addrconf_rs_timer+0x314/0x690 [ 336.381661] (UM) [ 336.383895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.388113] 5*64kB [ 336.390179] call_timer_fn+0x272/0x920 [ 336.394400] (M) [ 336.396641] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.400505] 5*128kB [ 336.402488] ? process_timeout+0x40/0x40 [ 336.406691] (UM) 2*256kB [ 336.409025] ? trace_hardirqs_off+0xb8/0x310 [ 336.413060] (M) [ 336.415812] ? kasan_check_read+0x11/0x20 [ 336.420200] 4*512kB [ 336.422176] ? do_raw_spin_unlock+0xa7/0x2f0 [ 336.426295] (UM) [ 336.428618] ? trace_hardirqs_on+0x310/0x310 [ 336.433012] 3*1024kB [ 336.435073] ? __run_timers+0x7da/0xc70 [ 336.439480] (UM) [ 336.441885] ? lock_downgrade+0x900/0x900 [ 336.445842] 3*2048kB [ 336.447900] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 336.452026] (M) 3*4096kB [ 336.454455] ? trace_hardirqs_on+0xbd/0x310 [ 336.459533] (M) [ 336.462288] ? kasan_check_read+0x11/0x20 [ 336.466591] = 25228kB [ 336.468562] ? __run_timers+0x7da/0xc70 [ 336.472685] Node 0 [ 336.475095] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 336.479044] Normal: [ 336.481283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.486709] 1316*4kB [ 336.489031] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.494543] (ME) [ 336.496955] __run_timers+0x7e5/0xc70 [ 336.501167] 462*8kB [ 336.503233] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 336.507001] (UMEH) [ 336.509323] ? lock_acquire+0x1ed/0x520 [ 336.514664] 167*16kB [ 336.516895] ? __hrtimer_run_queues+0x488/0x10d0 [ 336.520847] (UMEH) 42*32kB [ 336.523266] ? lock_release+0x970/0x970 [ 336.528023] (UMEH) [ 336.530959] ? trace_hardirqs_off+0xb8/0x310 [ 336.534901] 4*64kB [ 336.537136] ? do_raw_spin_unlock+0xa7/0x2f0 [ 336.541523] (UH) [ 336.543755] ? kasan_check_write+0x14/0x20 [ 336.548145] 1*128kB [ 336.550207] ? pvclock_read_flags+0x160/0x160 [ 336.554420] (U) [ 336.556740] ? lock_downgrade+0x900/0x900 [ 336.561211] 0*256kB [ 336.563186] ? trace_hardirqs_on+0xbd/0x310 [ 336.567309] 1*512kB [ 336.569632] ? kvm_sched_clock_read+0x9/0x20 [ 336.573929] (U) [ 336.576252] ? irq_exit+0x17f/0x1c0 [ 336.580638] 0*1024kB [ 336.582615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.586220] 0*2048kB [ 336.588627] ? check_preemption_disabled+0x48/0x200 [ 336.594141] 0*4096kB [ 336.596574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.601566] = 13872kB [ 336.603971] run_timer_softirq+0x52/0xb0 [ 336.609492] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.611914] ? __this_cpu_preempt_check+0x1c/0x1f [ 336.615960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.624803] __do_softirq+0x30b/0xad8 [ 336.629639] 4244 total pagecache pages [ 336.638217] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 336.641998] 0 pages in swap cache [ 336.645882] ? pvclock_read_flags+0x160/0x160 [ 336.650971] Swap cache stats: add 0, delete 0, find 0/0 [ 336.654429] ? lapic_next_event+0x5a/0x90 [ 336.658914] Free swap = 0kB [ 336.664273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.668442] Total swap = 0kB [ 336.671457] ? clockevents_program_event+0x140/0x370 [ 336.676970] 1965979 pages RAM [ 336.679987] ? kvm_clock_read+0x18/0x30 [ 336.685069] 0 pages HighMem/MovableOnly [ 336.688171] ? kvm_sched_clock_read+0x9/0x20 [ 336.692121] 342307 pages reserved [ 336.696092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.700475] 0 pages cma reserved [ 336.703932] ? check_preemption_disabled+0x48/0x200 [ 336.709528] aoe: skb alloc failure [ 336.712829] irq_exit+0x17f/0x1c0 [ 336.717867] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 336.721356] smp_apic_timer_interrupt+0x1cb/0x760 [ 336.724802] ksoftirqd/1 cpuset= [ 336.735108] ? smp_call_function_single_interrupt+0x159/0x650 [ 336.739925] / [ 336.743204] ? smp_call_function_single_interrupt+0x650/0x650 [ 336.749064] mems_allowed=0 [ 336.750775] ? interrupt_entry+0xb5/0xf0 [ 336.763647] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.768665] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.773683] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.778526] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.783551] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.788571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.794110] ? check_preemption_disabled+0x48/0x200 [ 336.799128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.804903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.809770] apic_timer_interrupt+0xf/0x20 [ 336.813998] [ 336.816262] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 336.821191] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 336.840094] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 336.847806] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 336.855074] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 336.862341] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 336.869634] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 336.876901] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 336.884193] ? trace_hardirqs_on+0xb4/0x310 [ 336.888526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.894073] skb_clone+0x1bb/0x500 [ 336.897613] ? finish_task_switch+0x2f5/0x900 [ 336.902111] ? skb_split+0x11e0/0x11e0 [ 336.906000] ? preempt_notifier_register+0x200/0x200 [ 336.911100] ? __switch_to_asm+0x34/0x70 [ 336.915156] ? __switch_to_asm+0x34/0x70 [ 336.919213] ? __switch_to_asm+0x40/0x70 [ 336.923278] ? __switch_to_asm+0x34/0x70 [ 336.927337] ? __switch_to_asm+0x40/0x70 [ 336.931409] ? __switch_to_asm+0x34/0x70 [ 336.935470] ? __switch_to_asm+0x40/0x70 [ 336.939527] ? __switch_to_asm+0x34/0x70 [ 336.943587] ? __switch_to_asm+0x34/0x70 [ 336.947647] ? __switch_to_asm+0x40/0x70 [ 336.951708] ? __switch_to_asm+0x34/0x70 [ 336.955776] bpf_clone_redirect+0xb9/0x490 [ 336.960012] ? __schedule+0x874/0x1ed0 [ 336.963904] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 336.968927] ? __sched_text_start+0x8/0x8 [ 336.973086] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 336.977845] ? retint_kernel+0x2d/0x2d [ 336.981743] ? lock_acquire+0x1ed/0x520 [ 336.985717] ? bpf_test_run+0x32e/0x5a0 [ 336.989699] ? lock_release+0x970/0x970 [ 336.993690] ? preempt_schedule+0x4d/0x60 [ 336.997857] ? preempt_schedule_common+0x1f/0xd0 [ 337.002615] ? preempt_schedule+0x4d/0x60 [ 337.006764] ? ___preempt_schedule+0x16/0x18 [ 337.011181] ? bpf_test_run+0x1c0/0x5a0 [ 337.015164] ? netlink_diag_dump+0x2a0/0x2a0 [ 337.019574] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.025107] ? bpf_test_init.isra.9+0x70/0x100 [ 337.029691] ? bpf_prog_test_run_skb+0x634/0xb40 [ 337.034454] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 337.039296] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.044832] ? fput+0x130/0x1a0 [ 337.048113] ? __bpf_prog_get+0x9b/0x290 [ 337.052181] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 337.057019] ? bpf_prog_test_run+0x130/0x1a0 [ 337.061434] ? __x64_sys_bpf+0x3d8/0x510 [ 337.065493] ? bpf_prog_get+0x20/0x20 [ 337.069308] ? do_syscall_64+0x1b9/0x820 [ 337.073374] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 337.078748] ? syscall_return_slowpath+0x5e0/0x5e0 [ 337.083679] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.088697] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 337.093712] ? recalc_sigpending_tsk+0x180/0x180 [ 337.098466] ? kasan_check_write+0x14/0x20 [ 337.102706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.107552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 337.112935] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 337.112987] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 337.119786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.119790] Call Trace: [ 337.119813] dump_stack+0x1c4/0x2b4 [ 337.119830] ? dump_stack_print_info.cold.2+0x52/0x52 [ 337.119852] warn_alloc.cold.119+0xb7/0x1bd [ 337.126437] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 337.135687] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 337.138258] syz-executor0 cpuset= [ 337.141897] ? lock_downgrade+0x900/0x900 [ 337.147057] syz0 [ 337.151387] ? trace_hardirqs_off+0xb8/0x310 [ 337.161856] mems_allowed=0 [ 337.166694] ? trace_hardirqs_off+0xb8/0x310 [ 337.187932] __alloc_pages_slowpath+0x2667/0x2d80 [ 337.192799] ? warn_alloc+0x120/0x120 [ 337.196614] ? rb_erase+0x3710/0x3710 [ 337.200420] ? warn_alloc+0x120/0x120 [ 337.204227] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 337.210026] ? warn_alloc+0x120/0x120 [ 337.213830] ? mark_held_locks+0x130/0x130 [ 337.218069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.223606] ? should_fail+0x22d/0xd01 [ 337.227498] ? put_dec_trunc8+0x273/0x300 [ 337.231649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.236749] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.242284] ? should_fail+0x22d/0xd01 [ 337.246171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.251707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.256809] ? should_fail+0x22d/0xd01 [ 337.260704] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.265810] ? mark_held_locks+0x130/0x130 [ 337.270045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.275679] ? mark_held_locks+0x130/0x130 [ 337.279916] ? lock_downgrade+0x900/0x900 [ 337.284071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.289608] ? trace_hardirqs_off+0xb8/0x310 [ 337.294013] ? kasan_check_read+0x11/0x20 [ 337.298163] ? do_raw_spin_unlock+0xa7/0x2f0 [ 337.302580] ? trace_hardirqs_on+0x310/0x310 [ 337.306991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.312528] ? wq_watchdog_touch+0x9c/0xfe [ 337.316764] ? io_serial_in+0x11/0x90 [ 337.320591] ? retint_kernel+0x2d/0x2d [ 337.324479] ? trace_hardirqs_on_caller+0xc0/0x310 [ 337.329409] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 337.334168] ? trace_hardirqs_off+0x310/0x310 [ 337.338661] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 337.343776] __alloc_pages_nodemask+0xa80/0xde0 [ 337.348453] ? should_fail+0x22d/0xd01 [ 337.352350] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 337.357399] ? ____cache_alloc_node+0x1c7/0x1e0 [ 337.362087] ? lock_downgrade+0x900/0x900 [ 337.366248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.371791] cache_grow_begin+0x91/0x8c0 [ 337.375854] ? do_raw_spin_unlock+0xa7/0x2f0 [ 337.380271] fallback_alloc+0x203/0x2e0 [ 337.384249] ____cache_alloc_node+0x1c7/0x1e0 [ 337.388752] kmem_cache_alloc_node+0xe3/0x730 [ 337.393251] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 337.398372] __alloc_skb+0x119/0x770 [ 337.402090] ? calc_wheel_index+0x220/0x220 [ 337.406418] ? skb_scrub_packet+0x490/0x490 [ 337.410764] ? vprintk_default+0x28/0x30 [ 337.414837] ? vprintk_func+0x85/0x181 [ 337.418738] ? printk+0xa7/0xcf [ 337.422016] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 337.426775] ? trace_hardirqs_off+0xb8/0x310 [ 337.431187] new_skb+0x26/0x1c0 [ 337.434472] aoecmd_cfg+0x279/0x7f0 [ 337.438119] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 337.442441] ? lock_acquire+0x1ed/0x520 [ 337.446415] ? call_timer_fn+0x1db/0x920 [ 337.450475] ? lock_downgrade+0x900/0x900 [ 337.454637] discover_timer+0x50/0x60 [ 337.458439] call_timer_fn+0x272/0x920 [ 337.462336] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 337.467218] ? process_timeout+0x40/0x40 [ 337.471285] ? kasan_check_read+0x11/0x20 [ 337.475435] ? do_raw_spin_unlock+0xa7/0x2f0 [ 337.479852] ? trace_hardirqs_on+0x310/0x310 [ 337.484265] ? __run_timers+0x7da/0xc70 [ 337.488238] ? lock_downgrade+0x900/0x900 [ 337.492398] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 337.497506] ? trace_hardirqs_on+0xbd/0x310 [ 337.501823] ? kasan_check_read+0x11/0x20 [ 337.505975] ? __run_timers+0x7da/0xc70 [ 337.509951] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 337.515407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.520948] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 337.525798] __run_timers+0x7e5/0xc70 [ 337.529607] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 337.534968] ? lock_downgrade+0x900/0x900 [ 337.539119] ? finish_task_switch+0x1b5/0x900 [ 337.543616] ? trace_hardirqs_on+0xbd/0x310 [ 337.547937] ? kasan_check_read+0x11/0x20 [ 337.552085] ? finish_task_switch+0x1f5/0x900 [ 337.556582] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 337.562043] ? compat_start_thread+0x80/0x80 [ 337.566451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.572007] ? pvclock_read_flags+0x160/0x160 [ 337.576503] ? __switch_to_asm+0x34/0x70 [ 337.580562] ? __switch_to_asm+0x34/0x70 [ 337.584631] ? __switch_to_asm+0x40/0x70 [ 337.588693] ? __switch_to_asm+0x40/0x70 [ 337.592752] ? __switch_to_asm+0x34/0x70 [ 337.596812] ? __switch_to_asm+0x40/0x70 [ 337.600880] ? trace_hardirqs_on+0xbd/0x310 [ 337.605203] ? kvm_sched_clock_read+0x9/0x20 [ 337.609611] ? run_ksoftirqd+0x94/0x100 [ 337.613588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.619129] ? check_preemption_disabled+0x48/0x200 [ 337.624142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.629681] run_timer_softirq+0x52/0xb0 [ 337.633743] ? __this_cpu_preempt_check+0x1c/0x1f [ 337.638588] __do_softirq+0x30b/0xad8 [ 337.642409] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 337.647523] ? trace_hardirqs_off+0xb8/0x310 [ 337.651940] ? schedule+0x108/0x460 [ 337.655576] ? run_ksoftirqd+0x40/0x100 [ 337.659561] ? trace_hardirqs_off+0xb8/0x310 [ 337.663969] ? smpboot_thread_fn+0x68b/0xa00 [ 337.668384] ? trace_hardirqs_on+0x310/0x310 [ 337.672814] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.678355] ? check_preemption_disabled+0x48/0x200 [ 337.683410] ? takeover_tasklets+0xa90/0xa90 [ 337.687823] run_ksoftirqd+0x94/0x100 [ 337.691631] smpboot_thread_fn+0x68b/0xa00 [ 337.696177] ? sort_range+0x30/0x30 [ 337.699819] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 337.704930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.710466] ? __kthread_parkme+0xfb/0x1a0 [ 337.714703] kthread+0x35a/0x420 [ 337.718076] ? sort_range+0x30/0x30 [ 337.721702] ? kthread_bind+0x40/0x40 [ 337.725502] ret_from_fork+0x3a/0x50 [ 337.729224] warn_alloc_show_mem: 1 callbacks suppressed [ 337.729236] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 337.729238] Mem-Info: [ 337.729275] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 337.729275] active_file:14 inactive_file:15 isolated_file:0 [ 337.729275] unevictable:0 dirty:0 writeback:0 unstable:0 [ 337.729275] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 337.729275] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 337.729275] free:13750 free_pcp:487 free_cma:0 [ 337.734613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.741902] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 337.744296] Call Trace: [ 337.777274] Node 0 [ 337.786629] [ 337.814321] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 337.816886] dump_stack+0x1c4/0x2b4 [ 337.819094] lowmem_reserve[]: [ 337.821261] ? dump_stack_print_info.cold.2+0x52/0x52 [ 337.846737] 0 [ 337.850377] warn_alloc.cold.119+0xb7/0x1bd [ 337.853451] 2819 [ 337.858641] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 337.860424] 6323 [ 337.864749] ? lock_downgrade+0x900/0x900 [ 337.866787] 6323 [ 337.871628] ? trace_hardirqs_off+0xb8/0x310 [ 337.877812] ? trace_hardirqs_off+0xb8/0x310 [ 337.879857] Node 0 [ 337.884265] __alloc_pages_slowpath+0x2667/0x2d80 [ 337.888674] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 337.890899] ? warn_alloc+0x120/0x120 [ 337.895711] lowmem_reserve[]: [ 337.922442] ? trace_hardirqs_on+0x310/0x310 [ 337.926219] 0 [ 337.929324] ? warn_alloc+0x120/0x120 [ 337.933708] 0 [ 337.935506] ? warn_alloc+0x120/0x120 [ 337.939284] 3503 [ 337.941085] ? ktime_get+0x2e1/0x440 [ 337.944865] 3503 [ 337.946926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.952679] ? check_preemption_disabled+0x48/0x200 [ 337.958196] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 337.963234] ? kasan_check_read+0x11/0x20 [ 337.963253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.992208] lowmem_reserve[]: 0 [ 337.996387] ? should_fail+0x22d/0xd01 [ 338.001905] 0 [ 338.005198] ? rcu_bh_qs+0xc0/0xc0 [ 338.009060] 0 [ 338.010865] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.014386] 0 [ 338.016192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.023066] ? should_fail+0x22d/0xd01 [ 338.028577] Node 0 DMA: [ 338.032461] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.032478] ? should_fail+0x22d/0xd01 [ 338.035128] 1*4kB [ 338.040227] ? rcu_idle_enter+0x4b0/0x4b0 [ 338.044089] (U) [ 338.046238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.050359] 0*8kB [ 338.052345] ? mark_held_locks+0x130/0x130 [ 338.057425] 0*16kB [ 338.059578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.063797] 1*32kB [ 338.066030] ? mark_held_locks+0x130/0x130 [ 338.071544] (U) [ 338.073783] ? rcu_irq_exit+0xce/0x100 [ 338.078008] 2*64kB [ 338.079979] ? irq_exit+0xbd/0x1c0 [ 338.083842] (U) [ 338.086077] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 338.089595] 1*128kB [ 338.091574] ? do_raw_spin_unlock+0xa7/0x2f0 [ 338.096565] (U) [ 338.098889] ? smp_call_function_single_interrupt+0x650/0x650 [ 338.103286] 1*256kB [ 338.105258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.111119] (U) [ 338.113440] ? ret_from_intr+0xb/0x1e [ 338.118959] 0*512kB [ 338.120935] ? retint_kernel+0x2d/0x2d [ 338.124716] 1*1024kB [ 338.127039] ? trace_hardirqs_on_caller+0xc0/0x310 [ 338.130925] (U) [ 338.133336] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 338.138243] 1*2048kB [ 338.140216] ? trace_hardirqs_off+0x310/0x310 [ 338.144945] (M) [ 338.147353] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 338.151843] 3*4096kB [ 338.153823] __alloc_pages_nodemask+0xa80/0xde0 [ 338.158899] (M) [ 338.161307] ? should_fail+0x22d/0xd01 [ 338.165950] = 15908kB [ 338.167921] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 338.171783] Node 0 [ 338.174202] ? ____cache_alloc_node+0x1c7/0x1e0 [ 338.179180] DMA32: [ 338.181421] ? lock_downgrade+0x900/0x900 [ 338.186065] 5*4kB [ 338.188314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.192436] (M) [ 338.194583] cache_grow_begin+0x91/0x8c0 [ 338.200095] 1*8kB [ 338.202073] ? do_raw_spin_unlock+0xa7/0x2f0 [ 338.206108] (M) [ 338.208262] fallback_alloc+0x203/0x2e0 [ 338.212684] 3*16kB [ 338.214670] ____cache_alloc_node+0x1c7/0x1e0 [ 338.218623] (M) [ 338.220861] kmem_cache_alloc_node+0xe3/0x730 [ 338.225336] 4*32kB [ 338.227318] ? ipv6_get_ifaddr+0x42e/0x620 [ 338.231788] (UM) [ 338.234028] __alloc_skb+0x119/0x770 [ 338.238240] 5*64kB [ 338.240303] ? skb_scrub_packet+0x490/0x490 [ 338.243991] (M) [ 338.246227] ? lock_downgrade+0x900/0x900 [ 338.250537] 5*128kB [ 338.252510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.256629] (UM) [ 338.258967] ? refcount_sub_and_test_checked+0x203/0x310 [ 338.264489] 2*256kB [ 338.266549] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 338.271975] (M) [ 338.274297] ? addrconf_rs_timer+0x690/0x690 [ 338.279720] 4*512kB [ 338.281701] ndisc_alloc_skb+0x144/0x340 [ 338.286083] (UM) [ 338.288419] ndisc_send_rs+0x331/0x6e0 [ 338.292454] 3*1024kB [ 338.294515] addrconf_rs_timer+0x314/0x690 [ 338.298382] (UM) [ 338.300798] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.305020] 3*2048kB [ 338.307086] call_timer_fn+0x272/0x920 [ 338.311288] (M) [ 338.313697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.317662] 3*4096kB [ 338.319635] ? process_timeout+0x40/0x40 [ 338.323846] (M) [ 338.326252] ? trace_hardirqs_off+0xb8/0x310 [ 338.330287] = 25228kB [ 338.332257] ? kasan_check_read+0x11/0x20 [ 338.336643] Node 0 [ 338.339050] ? do_raw_spin_unlock+0xa7/0x2f0 [ 338.343175] Normal: [ 338.345429] ? trace_hardirqs_on+0x310/0x310 [ 338.349816] 1316*4kB [ 338.352136] ? __run_timers+0x7da/0xc70 [ 338.356521] (ME) [ 338.358931] ? lock_downgrade+0x900/0x900 [ 338.362880] 462*8kB [ 338.364944] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 338.369065] (UMEH) [ 338.371402] ? trace_hardirqs_on+0xbd/0x310 [ 338.376477] 167*16kB [ 338.378708] ? kasan_check_read+0x11/0x20 [ 338.383005] (UMEH) [ 338.385417] ? __run_timers+0x7da/0xc70 [ 338.389542] 42*32kB [ 338.391772] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 338.395724] (UMEH) [ 338.398047] ? kasan_check_write+0x14/0x20 [ 338.403474] 4*64kB [ 338.405711] ? do_raw_spin_lock+0xc1/0x200 [ 338.409920] (UH) [ 338.412159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.416380] 1*128kB [ 338.418446] __run_timers+0x7e5/0xc70 [ 338.422655] (U) [ 338.424983] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 338.428752] 0*256kB [ 338.430725] ? lock_acquire+0x1ed/0x520 [ 338.436078] 1*512kB [ 338.438409] ? __hrtimer_run_queues+0x488/0x10d0 [ 338.442359] (U) [ 338.444695] ? lock_release+0x970/0x970 [ 338.449429] 0*1024kB [ 338.451407] ? trace_hardirqs_off+0xb8/0x310 [ 338.455351] 0*2048kB [ 338.457776] ? do_raw_spin_unlock+0xa7/0x2f0 [ 338.462161] 0*4096kB [ 338.464567] ? kasan_check_write+0x14/0x20 [ 338.468951] = 13872kB [ 338.471362] ? pvclock_read_flags+0x160/0x160 [ 338.475585] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.477988] ? lock_downgrade+0x900/0x900 [ 338.482469] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.491305] ? trace_hardirqs_on+0xbd/0x310 [ 338.495430] 4244 total pagecache pages [ 338.504004] ? kvm_sched_clock_read+0x9/0x20 [ 338.508302] 0 pages in swap cache [ 338.512187] ? irq_exit+0x17f/0x1c0 [ 338.516605] Swap cache stats: add 0, delete 0, find 0/0 [ 338.520049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.523649] Free swap = 0kB [ 338.529033] ? check_preemption_disabled+0x48/0x200 [ 338.534545] Total swap = 0kB [ 338.537559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.542563] 1965979 pages RAM [ 338.545582] run_timer_softirq+0x52/0xb0 [ 338.551096] 0 pages HighMem/MovableOnly [ 338.554196] ? __this_cpu_preempt_check+0x1c/0x1f [ 338.558233] 342307 pages reserved [ 338.562202] __do_softirq+0x30b/0xad8 [ 338.567025] 0 pages cma reserved [ 338.570498] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 338.574319] aoe: skb alloc failure [ 338.577627] ? pvclock_read_flags+0x160/0x160 [ 338.577640] ? lapic_next_event+0x5a/0x90 [ 338.577658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.582768] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 338.586281] ? clockevents_program_event+0x140/0x370 [ 338.590764] ksoftirqd/1 cpuset= [ 338.594925] ? kvm_clock_read+0x18/0x30 [ 338.600442] / [ 338.610748] ? kvm_sched_clock_read+0x9/0x20 [ 338.615828] mems_allowed=0 [ 338.619103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.637586] ? check_preemption_disabled+0x48/0x200 [ 338.642614] irq_exit+0x17f/0x1c0 [ 338.646073] smp_apic_timer_interrupt+0x1cb/0x760 [ 338.650916] ? smp_call_function_single_interrupt+0x159/0x650 [ 338.656803] ? smp_call_function_single_interrupt+0x650/0x650 [ 338.662687] ? interrupt_entry+0xb5/0xf0 [ 338.666754] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.671766] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.676783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.681624] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.686642] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.691662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.697199] ? check_preemption_disabled+0x48/0x200 [ 338.702214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.707756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.712605] apic_timer_interrupt+0xf/0x20 [ 338.716835] [ 338.719073] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 338.724001] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 338.742896] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 338.750605] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 338.757871] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 338.765138] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 338.772418] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 338.779684] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 338.786971] ? trace_hardirqs_on+0xb4/0x310 [ 338.791300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.796843] skb_clone+0x1bb/0x500 [ 338.800609] ? finish_task_switch+0x2f5/0x900 [ 338.805110] ? skb_split+0x11e0/0x11e0 [ 338.809001] ? preempt_notifier_register+0x200/0x200 [ 338.814100] ? __switch_to_asm+0x34/0x70 [ 338.818163] ? __switch_to_asm+0x34/0x70 [ 338.822226] ? __switch_to_asm+0x40/0x70 [ 338.826283] ? __switch_to_asm+0x34/0x70 [ 338.830340] ? __switch_to_asm+0x40/0x70 [ 338.834416] ? __switch_to_asm+0x34/0x70 [ 338.838474] ? __switch_to_asm+0x40/0x70 [ 338.842540] ? __switch_to_asm+0x34/0x70 [ 338.846598] ? __switch_to_asm+0x34/0x70 [ 338.850660] ? __switch_to_asm+0x40/0x70 [ 338.854726] ? __switch_to_asm+0x34/0x70 [ 338.858801] bpf_clone_redirect+0xb9/0x490 [ 338.863039] ? __schedule+0x874/0x1ed0 [ 338.866929] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 338.871949] ? __sched_text_start+0x8/0x8 [ 338.876097] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 338.880859] ? retint_kernel+0x2d/0x2d [ 338.884777] ? lock_acquire+0x1ed/0x520 [ 338.888765] ? bpf_test_run+0x32e/0x5a0 [ 338.892744] ? lock_release+0x970/0x970 [ 338.896717] ? preempt_schedule+0x4d/0x60 [ 338.900865] ? preempt_schedule_common+0x1f/0xd0 [ 338.905623] ? preempt_schedule+0x4d/0x60 [ 338.909774] ? ___preempt_schedule+0x16/0x18 [ 338.914186] ? bpf_test_run+0x1c0/0x5a0 [ 338.918172] ? netlink_diag_dump+0x2a0/0x2a0 [ 338.922584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.928128] ? bpf_test_init.isra.9+0x70/0x100 [ 338.932714] ? bpf_prog_test_run_skb+0x634/0xb40 [ 338.937483] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 338.942331] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 338.947873] ? fput+0x130/0x1a0 [ 338.951157] ? __bpf_prog_get+0x9b/0x290 [ 338.955217] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 338.960063] ? bpf_prog_test_run+0x130/0x1a0 [ 338.964481] ? __x64_sys_bpf+0x3d8/0x510 [ 338.968539] ? bpf_prog_get+0x20/0x20 [ 338.972356] ? do_syscall_64+0x1b9/0x820 [ 338.976433] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 338.981802] ? syscall_return_slowpath+0x5e0/0x5e0 [ 338.986731] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.991748] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 338.996765] ? recalc_sigpending_tsk+0x180/0x180 [ 339.001532] ? kasan_check_write+0x14/0x20 [ 339.005775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.010620] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.015995] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 339.016058] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 339.022859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.029422] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.038678] Call Trace: [ 339.049153] syz-executor0 cpuset=syz0 [ 339.051771] dump_stack+0x1c4/0x2b4 [ 339.051783] mems_allowed=0 [ 339.055581] ? dump_stack_print_info.cold.2+0x52/0x52 [ 339.067288] warn_alloc.cold.119+0xb7/0x1bd [ 339.071613] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.076460] ? lock_downgrade+0x900/0x900 [ 339.080616] ? trace_hardirqs_off+0xb8/0x310 [ 339.085030] ? trace_hardirqs_off+0xb8/0x310 [ 339.089449] __alloc_pages_slowpath+0x2667/0x2d80 [ 339.094315] ? warn_alloc+0x120/0x120 [ 339.098116] ? rb_erase+0x3710/0x3710 [ 339.101929] ? warn_alloc+0x120/0x120 [ 339.105735] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 339.111538] ? warn_alloc+0x120/0x120 [ 339.115348] ? mark_held_locks+0x130/0x130 [ 339.119594] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.125149] ? should_fail+0x22d/0xd01 [ 339.129036] ? put_dec_trunc8+0x273/0x300 [ 339.133193] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.138296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.143835] ? should_fail+0x22d/0xd01 [ 339.147723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.153262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.158375] ? should_fail+0x22d/0xd01 [ 339.162266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.167378] ? mark_held_locks+0x130/0x130 [ 339.171615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.177152] ? mark_held_locks+0x130/0x130 [ 339.181392] ? lock_downgrade+0x900/0x900 [ 339.185544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.191101] ? trace_hardirqs_off+0xb8/0x310 [ 339.195506] ? kasan_check_read+0x11/0x20 [ 339.199656] ? do_raw_spin_unlock+0xa7/0x2f0 [ 339.204062] ? trace_hardirqs_on+0x310/0x310 [ 339.208471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.214005] ? wq_watchdog_touch+0x9c/0xfe [ 339.218239] ? io_serial_in+0x11/0x90 [ 339.222041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.227582] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 339.232705] __alloc_pages_nodemask+0xa80/0xde0 [ 339.237396] ? should_fail+0x22d/0xd01 [ 339.241287] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 339.246314] ? kasan_check_write+0x14/0x20 [ 339.250558] ? ____cache_alloc_node+0x1c7/0x1e0 [ 339.255227] ? lock_downgrade+0x900/0x900 [ 339.259391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.264932] cache_grow_begin+0x91/0x8c0 [ 339.268994] ? do_raw_spin_unlock+0xa7/0x2f0 [ 339.273412] fallback_alloc+0x203/0x2e0 [ 339.277399] ____cache_alloc_node+0x1c7/0x1e0 [ 339.281908] kmem_cache_alloc_node+0xe3/0x730 [ 339.286407] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 339.291516] __alloc_skb+0x119/0x770 [ 339.295264] ? calc_wheel_index+0x220/0x220 [ 339.299593] ? skb_scrub_packet+0x490/0x490 [ 339.303923] ? vprintk_default+0x28/0x30 [ 339.307985] ? vprintk_func+0x85/0x181 [ 339.311871] ? printk+0xa7/0xcf [ 339.315154] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 339.319915] ? trace_hardirqs_off+0xb8/0x310 [ 339.324331] new_skb+0x26/0x1c0 [ 339.327620] aoecmd_cfg+0x279/0x7f0 [ 339.331250] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 339.335573] ? lock_acquire+0x1ed/0x520 [ 339.339546] ? call_timer_fn+0x1db/0x920 [ 339.343604] ? lock_downgrade+0x900/0x900 [ 339.347764] discover_timer+0x50/0x60 [ 339.351565] call_timer_fn+0x272/0x920 [ 339.355451] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.360296] ? process_timeout+0x40/0x40 [ 339.364360] ? kasan_check_read+0x11/0x20 [ 339.368522] ? do_raw_spin_unlock+0xa7/0x2f0 [ 339.372933] ? trace_hardirqs_on+0x310/0x310 [ 339.377387] ? __run_timers+0x7da/0xc70 [ 339.381371] ? lock_downgrade+0x900/0x900 [ 339.385526] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 339.390633] ? trace_hardirqs_on+0xbd/0x310 [ 339.394954] ? kasan_check_read+0x11/0x20 [ 339.399102] ? __run_timers+0x7da/0xc70 [ 339.403080] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 339.408537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.414085] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 339.418930] __run_timers+0x7e5/0xc70 [ 339.422743] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 339.428105] ? lock_downgrade+0x900/0x900 [ 339.432282] ? finish_task_switch+0x1b5/0x900 [ 339.436870] ? trace_hardirqs_on+0xbd/0x310 [ 339.441195] ? kasan_check_read+0x11/0x20 [ 339.445342] ? finish_task_switch+0x1f5/0x900 [ 339.449847] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 339.455301] ? compat_start_thread+0x80/0x80 [ 339.459713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.465261] ? pvclock_read_flags+0x160/0x160 [ 339.469755] ? __switch_to_asm+0x34/0x70 [ 339.473818] ? __switch_to_asm+0x34/0x70 [ 339.477875] ? __switch_to_asm+0x40/0x70 [ 339.481943] ? __switch_to_asm+0x40/0x70 [ 339.486005] ? __switch_to_asm+0x34/0x70 [ 339.490061] ? __switch_to_asm+0x40/0x70 [ 339.494124] ? trace_hardirqs_on+0xbd/0x310 [ 339.498451] ? kvm_sched_clock_read+0x9/0x20 [ 339.502869] ? run_ksoftirqd+0x94/0x100 [ 339.506858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.512401] ? check_preemption_disabled+0x48/0x200 [ 339.517422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.522967] run_timer_softirq+0x52/0xb0 [ 339.527029] ? __this_cpu_preempt_check+0x1c/0x1f [ 339.531875] __do_softirq+0x30b/0xad8 [ 339.535690] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 339.540796] ? trace_hardirqs_off+0xb8/0x310 [ 339.545213] ? schedule+0x108/0x460 [ 339.548842] ? run_ksoftirqd+0x40/0x100 [ 339.552821] ? trace_hardirqs_off+0xb8/0x310 [ 339.557229] ? smpboot_thread_fn+0x68b/0xa00 [ 339.561636] ? trace_hardirqs_on+0x310/0x310 [ 339.566045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.571581] ? check_preemption_disabled+0x48/0x200 [ 339.576600] ? takeover_tasklets+0xa90/0xa90 [ 339.581014] run_ksoftirqd+0x94/0x100 [ 339.584818] smpboot_thread_fn+0x68b/0xa00 [ 339.589057] ? sort_range+0x30/0x30 [ 339.592690] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 339.597793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.603329] ? __kthread_parkme+0xfb/0x1a0 [ 339.607568] kthread+0x35a/0x420 [ 339.610934] ? sort_range+0x30/0x30 [ 339.614562] ? kthread_bind+0x40/0x40 [ 339.618361] ret_from_fork+0x3a/0x50 [ 339.622101] warn_alloc_show_mem: 1 callbacks suppressed [ 339.622113] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 339.622115] Mem-Info: [ 339.622145] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 339.622145] active_file:14 inactive_file:15 isolated_file:0 [ 339.622145] unevictable:0 dirty:0 writeback:0 unstable:0 [ 339.622145] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 339.622145] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 339.622145] free:13750 free_pcp:487 free_cma:0 [ 339.627512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.634793] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 339.637193] Call Trace: [ 339.670147] Node 0 [ 339.679509] [ 339.707428] 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 [ 339.710011] dump_stack+0x1c4/0x2b4 [ 339.712222] lowmem_reserve[]: [ 339.714380] ? dump_stack_print_info.cold.2+0x52/0x52 [ 339.739860] 0 [ 339.743492] warn_alloc.cold.119+0xb7/0x1bd [ 339.746568] 2819 [ 339.751754] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.753537] 6323 [ 339.757858] ? lock_downgrade+0x900/0x900 [ 339.759900] 6323 [ 339.764743] ? trace_hardirqs_off+0xb8/0x310 [ 339.770931] ? trace_hardirqs_off+0xb8/0x310 [ 339.772971] Node 0 [ 339.777385] __alloc_pages_slowpath+0x2667/0x2d80 [ 339.781815] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 339.784042] ? warn_alloc+0x120/0x120 [ 339.788846] lowmem_reserve[]: [ 339.815577] ? trace_hardirqs_on+0x310/0x310 [ 339.819355] 0 [ 339.822479] ? warn_alloc+0x120/0x120 [ 339.826865] 0 [ 339.828666] ? warn_alloc+0x120/0x120 [ 339.832446] 3503 [ 339.834245] ? ktime_get+0x2e1/0x440 [ 339.838029] 3503 [ 339.840093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.845846] ? check_preemption_disabled+0x48/0x200 [ 339.851375] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 339.856427] ? kasan_check_read+0x11/0x20 [ 339.856453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.885411] lowmem_reserve[]: [ 339.889566] ? should_fail+0x22d/0xd01 [ 339.895074] 0 [ 339.898176] ? rcu_bh_qs+0xc0/0xc0 [ 339.902036] 0 [ 339.903838] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.907354] 0 [ 339.909166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.914245] 0 [ 339.916044] ? should_fail+0x22d/0xd01 [ 339.923384] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.927245] Node 0 DMA: [ 339.932342] ? should_fail+0x22d/0xd01 [ 339.932360] ? rcu_idle_enter+0x4b0/0x4b0 [ 339.935017] 1*4kB [ 339.938911] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.943038] (U) [ 339.945191] ? mark_held_locks+0x130/0x130 [ 339.950269] 0*8kB [ 339.952245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.956456] 0*16kB [ 339.958598] ? mark_held_locks+0x130/0x130 [ 339.964116] 1*32kB [ 339.966350] ? rcu_irq_exit+0xce/0x100 [ 339.970568] (U) [ 339.972805] ? irq_exit+0xbd/0x1c0 [ 339.976669] 2*64kB [ 339.978642] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 339.982158] (U) [ 339.984407] ? do_raw_spin_unlock+0xa7/0x2f0 [ 339.989394] 1*128kB [ 339.991387] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.995778] (U) [ 339.998103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.003962] 1*256kB [ 340.005936] ? ret_from_intr+0xb/0x1e [ 340.011457] (U) [ 340.013785] ? retint_kernel+0x2d/0x2d [ 340.017571] 0*512kB [ 340.019545] ? trace_hardirqs_on_caller+0xc0/0x310 [ 340.023409] 1*1024kB [ 340.025730] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.030633] (U) [ 340.033045] ? trace_hardirqs_off+0x310/0x310 [ 340.037780] 1*2048kB [ 340.039755] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 340.044227] (M) [ 340.046643] __alloc_pages_nodemask+0xa80/0xde0 [ 340.051721] 3*4096kB [ 340.053708] ? should_fail+0x22d/0xd01 [ 340.058353] (M) [ 340.060771] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 340.064641] = 15908kB [ 340.066623] ? ____cache_alloc_node+0x1c7/0x1e0 [ 340.071606] Node 0 [ 340.074013] ? lock_downgrade+0x900/0x900 [ 340.078666] DMA32: [ 340.080911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.085033] 5*4kB [ 340.087280] cache_grow_begin+0x91/0x8c0 [ 340.092930] (M) [ 340.095077] ? do_raw_spin_unlock+0xa7/0x2f0 [ 340.099114] 1*8kB [ 340.101090] fallback_alloc+0x203/0x2e0 [ 340.105490] (M) [ 340.107636] ____cache_alloc_node+0x1c7/0x1e0 [ 340.111594] 3*16kB [ 340.113569] kmem_cache_alloc_node+0xe3/0x730 [ 340.118045] (M) [ 340.120284] ? ipv6_get_ifaddr+0x42e/0x620 [ 340.124763] 4*32kB [ 340.126737] __alloc_skb+0x119/0x770 [ 340.130947] (UM) [ 340.133183] ? skb_scrub_packet+0x490/0x490 [ 340.136878] 5*64kB [ 340.138954] ? lock_downgrade+0x900/0x900 [ 340.143247] (M) 5*128kB [ 340.145491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.149613] (UM) [ 340.152282] ? refcount_sub_and_test_checked+0x203/0x310 [ 340.157792] 2*256kB [ 340.159851] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 340.165277] (M) [ 340.167599] ? addrconf_rs_timer+0x690/0x690 [ 340.173024] 4*512kB [ 340.175005] ndisc_alloc_skb+0x144/0x340 [ 340.179401] (UM) [ 340.181725] ndisc_send_rs+0x331/0x6e0 [ 340.185769] 3*1024kB [ 340.187830] addrconf_rs_timer+0x314/0x690 [ 340.191694] (UM) [ 340.194104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.198324] 3*2048kB [ 340.200410] call_timer_fn+0x272/0x920 [ 340.204611] (M) [ 340.207019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.210881] 3*4096kB [ 340.212851] ? process_timeout+0x40/0x40 [ 340.217064] (M) [ 340.219484] ? trace_hardirqs_off+0xb8/0x310 [ 340.223520] = 25228kB [ 340.225489] ? kasan_check_read+0x11/0x20 [ 340.229876] Node 0 [ 340.232286] ? do_raw_spin_unlock+0xa7/0x2f0 [ 340.236400] Normal: 1316*4kB [ 340.238645] ? trace_hardirqs_on+0x310/0x310 [ 340.243027] (ME) [ 340.246139] ? __run_timers+0x7da/0xc70 [ 340.250523] 462*8kB [ 340.252578] ? lock_downgrade+0x900/0x900 [ 340.256532] (UMEH) [ 340.258856] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 340.262978] 167*16kB [ 340.265212] ? trace_hardirqs_on+0xbd/0x310 [ 340.270291] (UMEH) [ 340.272700] ? kasan_check_read+0x11/0x20 [ 340.276997] 42*32kB [ 340.279230] ? __run_timers+0x7da/0xc70 [ 340.283370] (UMEH) [ 340.285698] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 340.289650] 4*64kB [ 340.291880] ? kasan_check_write+0x14/0x20 [ 340.297311] (UH) [ 340.299547] ? do_raw_spin_lock+0xc1/0x200 [ 340.303758] 1*128kB [ 340.305818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 340.310027] (U) [ 340.312350] __run_timers+0x7e5/0xc70 [ 340.316573] 0*256kB [ 340.318551] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 340.322332] 1*512kB [ 340.324648] ? lock_acquire+0x1ed/0x520 [ 340.329985] (U) [ 340.332308] ? __hrtimer_run_queues+0x488/0x10d0 [ 340.336256] 0*1024kB [ 340.338229] ? lock_release+0x970/0x970 [ 340.342965] 0*2048kB [ 340.345380] ? trace_hardirqs_off+0xb8/0x310 [ 340.349333] 0*4096kB [ 340.351758] ? do_raw_spin_unlock+0xa7/0x2f0 [ 340.356144] = 13872kB [ 340.358552] ? kasan_check_write+0x14/0x20 [ 340.362944] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 340.365347] ? pvclock_read_flags+0x160/0x160 [ 340.369564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 340.378402] ? lock_downgrade+0x900/0x900 [ 340.382875] 4244 total pagecache pages [ 340.391462] ? trace_hardirqs_on+0xbd/0x310 [ 340.395588] 0 pages in swap cache [ 340.399479] ? kvm_sched_clock_read+0x9/0x20 [ 340.403775] Swap cache stats: add 0, delete 0, find 0/0 [ 340.403784] Free swap = 0kB [ 340.407235] ? irq_exit+0x17f/0x1c0 [ 340.411632] Total swap = 0kB [ 340.416989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.419982] 1965979 pages RAM [ 340.423608] ? check_preemption_disabled+0x48/0x200 [ 340.426632] 0 pages HighMem/MovableOnly [ 340.432162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.435249] 342307 pages reserved [ 340.440262] run_timer_softirq+0x52/0xb0 [ 340.444214] 0 pages cma reserved [ 340.449749] ? __this_cpu_preempt_check+0x1c/0x1f [ 340.453239] aoe: skb alloc failure [ 340.457246] __do_softirq+0x30b/0xad8 [ 340.457268] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 340.460642] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 340.465459] ? pvclock_read_flags+0x160/0x160 [ 340.468975] ksoftirqd/1 cpuset= [ 340.472768] ? lapic_next_event+0x5a/0x90 [ 340.477849] / [ 340.488159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.492635] mems_allowed=0 [ 340.495916] ? clockevents_program_event+0x140/0x370 [ 340.515277] ? kvm_clock_read+0x18/0x30 [ 340.519262] ? kvm_sched_clock_read+0x9/0x20 [ 340.523680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.529244] ? check_preemption_disabled+0x48/0x200 [ 340.534266] irq_exit+0x17f/0x1c0 [ 340.537727] smp_apic_timer_interrupt+0x1cb/0x760 [ 340.542568] ? smp_call_function_single_interrupt+0x159/0x650 [ 340.548455] ? smp_call_function_single_interrupt+0x650/0x650 [ 340.554339] ? interrupt_entry+0xb5/0xf0 [ 340.558416] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.563432] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.568450] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.573289] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.578305] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.583320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.588879] ? check_preemption_disabled+0x48/0x200 [ 340.593899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.599450] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.604300] apic_timer_interrupt+0xf/0x20 [ 340.608526] [ 340.610764] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 340.615696] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 340.634592] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 340.642297] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 340.649563] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 340.656826] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 340.664093] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 340.671362] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 340.678660] ? trace_hardirqs_on+0xb4/0x310 [ 340.682994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.688536] skb_clone+0x1bb/0x500 [ 340.692074] ? finish_task_switch+0x2f5/0x900 [ 340.696571] ? skb_split+0x11e0/0x11e0 [ 340.700459] ? preempt_notifier_register+0x200/0x200 [ 340.705558] ? __switch_to_asm+0x34/0x70 [ 340.709618] ? __switch_to_asm+0x34/0x70 [ 340.713689] ? __switch_to_asm+0x40/0x70 [ 340.717750] ? __switch_to_asm+0x34/0x70 [ 340.721807] ? __switch_to_asm+0x40/0x70 [ 340.725864] ? __switch_to_asm+0x34/0x70 [ 340.729921] ? __switch_to_asm+0x40/0x70 [ 340.733978] ? __switch_to_asm+0x34/0x70 [ 340.738037] ? __switch_to_asm+0x34/0x70 [ 340.742098] ? __switch_to_asm+0x40/0x70 [ 340.746161] ? __switch_to_asm+0x34/0x70 [ 340.750230] bpf_clone_redirect+0xb9/0x490 [ 340.754468] ? __schedule+0x874/0x1ed0 [ 340.758400] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 340.763428] ? __sched_text_start+0x8/0x8 [ 340.767576] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.772342] ? retint_kernel+0x2d/0x2d [ 340.776250] ? lock_acquire+0x1ed/0x520 [ 340.780223] ? bpf_test_run+0x32e/0x5a0 [ 340.784202] ? lock_release+0x970/0x970 [ 340.788175] ? preempt_schedule+0x4d/0x60 [ 340.792328] ? preempt_schedule_common+0x1f/0xd0 [ 340.797090] ? preempt_schedule+0x4d/0x60 [ 340.801490] ? ___preempt_schedule+0x16/0x18 [ 340.805902] ? bpf_test_run+0x1c0/0x5a0 [ 340.809888] ? netlink_diag_dump+0x2a0/0x2a0 [ 340.814298] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.819853] ? bpf_test_init.isra.9+0x70/0x100 [ 340.824436] ? bpf_prog_test_run_skb+0x634/0xb40 [ 340.829199] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 340.834049] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.839584] ? fput+0x130/0x1a0 [ 340.842863] ? __bpf_prog_get+0x9b/0x290 [ 340.846937] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 340.851776] ? bpf_prog_test_run+0x130/0x1a0 [ 340.856184] ? __x64_sys_bpf+0x3d8/0x510 [ 340.860244] ? bpf_prog_get+0x20/0x20 [ 340.864058] ? do_syscall_64+0x1b9/0x820 [ 340.868137] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 340.873503] ? syscall_return_slowpath+0x5e0/0x5e0 [ 340.878436] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.883455] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 340.888471] ? recalc_sigpending_tsk+0x180/0x180 [ 340.893224] ? kasan_check_write+0x14/0x20 [ 340.897464] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.902309] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 340.907683] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 340.907738] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 340.914535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.914544] Call Trace: [ 340.921089] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 340.930388] dump_stack+0x1c4/0x2b4 [ 340.932952] syz-executor0 cpuset= [ 340.943434] ? dump_stack_print_info.cold.2+0x52/0x52 [ 340.947034] syz0 [ 340.950488] warn_alloc.cold.119+0xb7/0x1bd [ 340.955654] mems_allowed=0 [ 340.957630] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 340.969681] ? lock_downgrade+0x900/0x900 [ 340.973864] ? trace_hardirqs_off+0xb8/0x310 [ 340.978302] ? trace_hardirqs_off+0xb8/0x310 [ 340.982716] __alloc_pages_slowpath+0x2667/0x2d80 [ 340.987599] ? warn_alloc+0x120/0x120 [ 340.991406] ? rb_erase+0x3710/0x3710 [ 340.995209] ? warn_alloc+0x120/0x120 [ 340.999011] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 341.004814] ? warn_alloc+0x120/0x120 [ 341.008622] ? mark_held_locks+0x130/0x130 [ 341.012856] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.018397] ? should_fail+0x22d/0xd01 [ 341.022290] ? put_dec_trunc8+0x273/0x300 [ 341.026439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.031545] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.037079] ? should_fail+0x22d/0xd01 [ 341.040969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.046507] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.051611] ? should_fail+0x22d/0xd01 [ 341.055511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.060616] ? mark_held_locks+0x130/0x130 [ 341.064853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.070401] ? mark_held_locks+0x130/0x130 [ 341.074637] ? lock_downgrade+0x900/0x900 [ 341.078788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.084331] ? trace_hardirqs_off+0xb8/0x310 [ 341.088740] ? kasan_check_read+0x11/0x20 [ 341.092890] ? do_raw_spin_unlock+0xa7/0x2f0 [ 341.097308] ? trace_hardirqs_on+0x310/0x310 [ 341.101715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.107250] ? wq_watchdog_touch+0x9c/0xfe [ 341.111488] ? io_serial_in+0x11/0x90 [ 341.115288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.120849] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 341.125960] __alloc_pages_nodemask+0xa80/0xde0 [ 341.130627] ? should_fail+0x22d/0xd01 [ 341.134523] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 341.139544] ? kasan_check_write+0x14/0x20 [ 341.143800] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.148470] ? lock_downgrade+0x900/0x900 [ 341.152633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.158174] cache_grow_begin+0x91/0x8c0 [ 341.162236] ? do_raw_spin_unlock+0xa7/0x2f0 [ 341.166649] fallback_alloc+0x203/0x2e0 [ 341.170638] ____cache_alloc_node+0x1c7/0x1e0 [ 341.175140] kmem_cache_alloc_node+0xe3/0x730 [ 341.179639] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 341.184750] __alloc_skb+0x119/0x770 [ 341.188464] ? calc_wheel_index+0x220/0x220 [ 341.192790] ? skb_scrub_packet+0x490/0x490 [ 341.197118] ? vprintk_default+0x28/0x30 [ 341.201179] ? vprintk_func+0x85/0x181 [ 341.205068] ? printk+0xa7/0xcf [ 341.208347] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 341.213112] ? trace_hardirqs_off+0xb8/0x310 [ 341.217524] new_skb+0x26/0x1c0 [ 341.220806] aoecmd_cfg+0x279/0x7f0 [ 341.224441] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 341.228765] ? lock_acquire+0x1ed/0x520 [ 341.232739] ? call_timer_fn+0x1db/0x920 [ 341.236802] ? lock_downgrade+0x900/0x900 [ 341.240965] discover_timer+0x50/0x60 [ 341.244776] call_timer_fn+0x272/0x920 [ 341.248662] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 341.253508] ? process_timeout+0x40/0x40 [ 341.257564] ? kasan_check_read+0x11/0x20 [ 341.261724] ? do_raw_spin_unlock+0xa7/0x2f0 [ 341.266132] ? trace_hardirqs_on+0x310/0x310 [ 341.270543] ? __run_timers+0x7da/0xc70 [ 341.274523] ? lock_downgrade+0x900/0x900 [ 341.278677] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 341.283787] ? trace_hardirqs_on+0xbd/0x310 [ 341.288120] ? kasan_check_read+0x11/0x20 [ 341.292269] ? __run_timers+0x7da/0xc70 [ 341.296249] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 341.301704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.307243] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 341.312085] __run_timers+0x7e5/0xc70 [ 341.315900] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 341.321282] ? lock_downgrade+0x900/0x900 [ 341.325436] ? finish_task_switch+0x1b5/0x900 [ 341.329934] ? trace_hardirqs_on+0xbd/0x310 [ 341.334255] ? kasan_check_read+0x11/0x20 [ 341.338405] ? finish_task_switch+0x1f5/0x900 [ 341.342915] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 341.348375] ? compat_start_thread+0x80/0x80 [ 341.352790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.358336] ? pvclock_read_flags+0x160/0x160 [ 341.362838] ? __switch_to_asm+0x34/0x70 [ 341.366903] ? __switch_to_asm+0x34/0x70 [ 341.370972] ? __switch_to_asm+0x40/0x70 [ 341.375028] ? __switch_to_asm+0x40/0x70 [ 341.379085] ? __switch_to_asm+0x34/0x70 [ 341.383143] ? __switch_to_asm+0x40/0x70 [ 341.387207] ? trace_hardirqs_on+0xbd/0x310 [ 341.391527] ? kvm_sched_clock_read+0x9/0x20 [ 341.395939] ? run_ksoftirqd+0x94/0x100 [ 341.399918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.405465] ? check_preemption_disabled+0x48/0x200 [ 341.410484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.416028] run_timer_softirq+0x52/0xb0 [ 341.420092] ? __this_cpu_preempt_check+0x1c/0x1f [ 341.424939] __do_softirq+0x30b/0xad8 [ 341.428747] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 341.433856] ? trace_hardirqs_off+0xb8/0x310 [ 341.438270] ? schedule+0x108/0x460 [ 341.441923] ? run_ksoftirqd+0x40/0x100 [ 341.445909] ? trace_hardirqs_off+0xb8/0x310 [ 341.450316] ? smpboot_thread_fn+0x68b/0xa00 [ 341.454726] ? trace_hardirqs_on+0x310/0x310 [ 341.459134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.464674] ? check_preemption_disabled+0x48/0x200 [ 341.469696] ? takeover_tasklets+0xa90/0xa90 [ 341.474107] run_ksoftirqd+0x94/0x100 [ 341.477912] smpboot_thread_fn+0x68b/0xa00 [ 341.482147] ? sort_range+0x30/0x30 [ 341.485785] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 341.490908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.496444] ? __kthread_parkme+0xfb/0x1a0 [ 341.500701] kthread+0x35a/0x420 [ 341.504063] ? sort_range+0x30/0x30 [ 341.507685] ? kthread_bind+0x40/0x40 [ 341.511495] ret_from_fork+0x3a/0x50 [ 341.515218] warn_alloc_show_mem: 1 callbacks suppressed [ 341.515230] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 341.515232] Mem-Info: [ 341.515262] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 341.515262] active_file:14 inactive_file:15 isolated_file:0 [ 341.515262] unevictable:0 dirty:0 writeback:0 unstable:0 [ 341.515262] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 341.515262] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 341.515262] free:13750 free_pcp:487 free_cma:0 [ 341.520607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.527885] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 341.530284] Call Trace: [ 341.563235] Node 0 [ 341.572584] [ 341.600266] 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 [ 341.602825] dump_stack+0x1c4/0x2b4 [ 341.605032] lowmem_reserve[]: [ 341.607185] ? dump_stack_print_info.cold.2+0x52/0x52 [ 341.632669] 0 2819 [ 341.636310] warn_alloc.cold.119+0xb7/0x1bd [ 341.639405] 6323 [ 341.644597] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 341.646816] 6323 [ 341.651137] ? lock_downgrade+0x900/0x900 [ 341.658015] ? trace_hardirqs_off+0xb8/0x310 [ 341.660057] Node 0 [ 341.664202] ? trace_hardirqs_off+0xb8/0x310 [ 341.668612] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 341.670819] __alloc_pages_slowpath+0x2667/0x2d80 [ 341.675203] lowmem_reserve[]: [ 341.702427] ? warn_alloc+0x120/0x120 [ 341.707231] 0 [ 341.710335] ? trace_hardirqs_on+0x310/0x310 [ 341.714109] 0 [ 341.715914] ? warn_alloc+0x120/0x120 [ 341.720299] 3503 [ 341.722119] ? warn_alloc+0x120/0x120 [ 341.726158] 3503 [ 341.728219] ? ktime_get+0x2e1/0x440 [ 341.734055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.737742] Node 0 [ 341.743270] ? check_preemption_disabled+0x48/0x200 [ 341.743302] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 341.743309] lowmem_reserve[]: [ 341.745540] ? kasan_check_read+0x11/0x20 [ 341.750535] 0 [ 341.778897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.782030] 0 [ 341.786176] ? should_fail+0x22d/0xd01 [ 341.787966] 0 [ 341.793506] ? rcu_bh_qs+0xc0/0xc0 [ 341.795285] 0 [ 341.799175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.804514] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.806295] Node 0 [ 341.811418] ? should_fail+0x22d/0xd01 [ 341.816929] DMA: [ 341.819173] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.823036] 1*4kB [ 341.825100] ? should_fail+0x22d/0xd01 [ 341.830177] (U) [ 341.832336] ? rcu_idle_enter+0x4b0/0x4b0 [ 341.836202] 0*8kB [ 341.838192] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.842318] 0*16kB [ 341.844467] ? mark_held_locks+0x130/0x130 [ 341.849547] 1*32kB [ 341.851778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.855992] (U) [ 341.858231] ? mark_held_locks+0x130/0x130 [ 341.863748] 2*64kB [ 341.865719] ? rcu_irq_exit+0xce/0x100 [ 341.869930] (U) [ 341.872177] ? irq_exit+0xbd/0x1c0 [ 341.876040] 1*128kB [ 341.878013] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 341.881524] (U) [ 341.883859] ? do_raw_spin_unlock+0xa7/0x2f0 [ 341.888848] 1*256kB [ 341.890822] ? smp_call_function_single_interrupt+0x650/0x650 [ 341.895210] (U) 0*512kB [ 341.897540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.903407] 1*1024kB [ 341.906073] ? ret_from_intr+0xb/0x1e [ 341.911584] (U) [ 341.913994] ? retint_kernel+0x2d/0x2d [ 341.917783] 1*2048kB [ 341.919761] ? trace_hardirqs_on_caller+0xc0/0x310 [ 341.923631] (M) [ 341.926039] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 341.930947] 3*4096kB [ 341.932929] ? trace_hardirqs_off+0x310/0x310 [ 341.937671] (M) [ 341.940084] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 341.944555] = 15908kB [ 341.946531] __alloc_pages_nodemask+0xa80/0xde0 [ 341.951609] Node 0 [ 341.954019] ? should_fail+0x22d/0xd01 [ 341.958675] DMA32: [ 341.960917] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 341.964778] 5*4kB [ 341.967045] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.972027] (M) [ 341.974177] ? lock_downgrade+0x900/0x900 [ 341.978819] 1*8kB [ 341.980793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.984930] (M) [ 341.987076] cache_grow_begin+0x91/0x8c0 [ 341.992606] 3*16kB [ 341.994578] ? do_raw_spin_unlock+0xa7/0x2f0 [ 341.998618] (M) [ 342.000851] fallback_alloc+0x203/0x2e0 [ 342.005234] 4*32kB [ 342.007210] ____cache_alloc_node+0x1c7/0x1e0 [ 342.011162] (UM) [ 342.013409] kmem_cache_alloc_node+0xe3/0x730 [ 342.017873] 5*64kB [ 342.019932] ? ipv6_get_ifaddr+0x42e/0x620 [ 342.024398] (M) 5*128kB [ 342.026642] __alloc_skb+0x119/0x770 [ 342.030848] (UM) [ 342.033514] ? skb_scrub_packet+0x490/0x490 [ 342.037239] 2*256kB [ 342.039303] ? lock_downgrade+0x900/0x900 [ 342.043602] (M) [ 342.045939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.050065] 4*512kB [ 342.052040] ? refcount_sub_and_test_checked+0x203/0x310 [ 342.057549] (UM) [ 342.059870] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 342.065298] 3*1024kB [ 342.067360] ? addrconf_rs_timer+0x690/0x690 [ 342.072796] (UM) [ 342.075207] ndisc_alloc_skb+0x144/0x340 [ 342.079601] 3*2048kB (M) [ 342.081676] ndisc_send_rs+0x331/0x6e0 [ 342.085717] 3*4096kB [ 342.088469] addrconf_rs_timer+0x314/0x690 [ 342.092350] (M) [ 342.094769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.098982] = 25228kB [ 342.100963] call_timer_fn+0x272/0x920 [ 342.105169] Node 0 [ 342.107577] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.111443] Normal: [ 342.113682] ? process_timeout+0x40/0x40 [ 342.117897] 1316*4kB [ 342.120210] ? trace_hardirqs_off+0xb8/0x310 [ 342.124245] (ME) [ 342.126650] ? kasan_check_read+0x11/0x20 [ 342.131039] 462*8kB [ 342.133100] ? do_raw_spin_unlock+0xa7/0x2f0 [ 342.137221] (UMEH) [ 342.139540] ? trace_hardirqs_on+0x310/0x310 [ 342.143925] 167*16kB [ 342.146160] ? __run_timers+0x7da/0xc70 [ 342.150543] (UMEH) [ 342.152949] ? lock_downgrade+0x900/0x900 [ 342.156901] 42*32kB [ 342.159133] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 342.163259] (UMEH) [ 342.165584] ? trace_hardirqs_on+0xbd/0x310 [ 342.170664] 4*64kB [ 342.172899] ? kasan_check_read+0x11/0x20 [ 342.177206] (UH) [ 342.179446] ? __run_timers+0x7da/0xc70 [ 342.183569] 1*128kB [ 342.185625] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 342.189573] (U) [ 342.191890] ? kasan_check_write+0x14/0x20 [ 342.197319] 0*256kB 1*512kB [ 342.199315] ? do_raw_spin_lock+0xc1/0x200 [ 342.203529] (U) [ 342.206547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.210770] 0*1024kB [ 342.212746] __run_timers+0x7e5/0xc70 [ 342.216960] 0*2048kB [ 342.219383] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 342.223156] 0*4096kB [ 342.225560] ? lock_acquire+0x1ed/0x520 [ 342.230916] = 13872kB [ 342.233321] ? __hrtimer_run_queues+0x488/0x10d0 [ 342.237280] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.239680] ? lock_release+0x970/0x970 [ 342.244422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.253259] ? trace_hardirqs_off+0xb8/0x310 [ 342.257214] 4244 total pagecache pages [ 342.265786] ? do_raw_spin_unlock+0xa7/0x2f0 [ 342.270173] 0 pages in swap cache [ 342.274056] ? kasan_check_write+0x14/0x20 [ 342.278448] Swap cache stats: add 0, delete 0, find 0/0 [ 342.281895] ? pvclock_read_flags+0x160/0x160 [ 342.286113] Free swap = 0kB [ 342.291470] ? lock_downgrade+0x900/0x900 [ 342.295941] Total swap = 0kB [ 342.295950] 1965979 pages RAM [ 342.298969] ? trace_hardirqs_on+0xbd/0x310 [ 342.303096] 0 pages HighMem/MovableOnly [ 342.306111] ? kvm_sched_clock_read+0x9/0x20 [ 342.309190] 342307 pages reserved [ 342.313509] ? irq_exit+0x17f/0x1c0 [ 342.317459] 0 pages cma reserved [ 342.321860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.325339] aoe: skb alloc failure [ 342.328907] ? check_preemption_disabled+0x48/0x200 [ 342.328921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.328940] run_timer_softirq+0x52/0xb0 [ 342.332312] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 342.337823] ? __this_cpu_preempt_check+0x1c/0x1f [ 342.341341] ksoftirqd/1 cpuset= [ 342.346383] __do_softirq+0x30b/0xad8 [ 342.351902] / [ 342.355966] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 342.366251] mems_allowed=0 [ 342.371088] ? pvclock_read_flags+0x160/0x160 [ 342.392355] ? lapic_next_event+0x5a/0x90 [ 342.396516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.402057] ? clockevents_program_event+0x140/0x370 [ 342.407166] ? kvm_clock_read+0x18/0x30 [ 342.411140] ? kvm_sched_clock_read+0x9/0x20 [ 342.415548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.421088] ? check_preemption_disabled+0x48/0x200 [ 342.426116] irq_exit+0x17f/0x1c0 [ 342.429571] smp_apic_timer_interrupt+0x1cb/0x760 [ 342.434416] ? smp_call_function_single_interrupt+0x159/0x650 [ 342.440301] ? smp_call_function_single_interrupt+0x650/0x650 [ 342.446183] ? interrupt_entry+0xb5/0xf0 [ 342.450248] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.455261] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.460276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.465156] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.470169] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.475188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.480725] ? check_preemption_disabled+0x48/0x200 [ 342.485736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.491282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.496143] apic_timer_interrupt+0xf/0x20 [ 342.500380] [ 342.502626] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 342.507561] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 342.526460] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 342.534166] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 342.541435] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 342.548703] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 342.555972] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 342.563236] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 342.570533] ? trace_hardirqs_on+0xb4/0x310 [ 342.574862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.580416] skb_clone+0x1bb/0x500 [ 342.583956] ? finish_task_switch+0x2f5/0x900 [ 342.588450] ? skb_split+0x11e0/0x11e0 [ 342.592340] ? preempt_notifier_register+0x200/0x200 [ 342.597452] ? __switch_to_asm+0x34/0x70 [ 342.601515] ? __switch_to_asm+0x34/0x70 [ 342.605575] ? __switch_to_asm+0x40/0x70 [ 342.609636] ? __switch_to_asm+0x34/0x70 [ 342.613694] ? __switch_to_asm+0x40/0x70 [ 342.617752] ? __switch_to_asm+0x34/0x70 [ 342.621808] ? __switch_to_asm+0x40/0x70 [ 342.625872] ? __switch_to_asm+0x34/0x70 [ 342.629932] ? __switch_to_asm+0x34/0x70 [ 342.633992] ? __switch_to_asm+0x40/0x70 [ 342.638052] ? __switch_to_asm+0x34/0x70 [ 342.642122] bpf_clone_redirect+0xb9/0x490 [ 342.646374] ? __schedule+0x874/0x1ed0 [ 342.650284] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 342.655306] ? __sched_text_start+0x8/0x8 [ 342.659452] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 342.664211] ? retint_kernel+0x2d/0x2d [ 342.668105] ? lock_acquire+0x1ed/0x520 [ 342.672078] ? bpf_test_run+0x32e/0x5a0 [ 342.676078] ? lock_release+0x970/0x970 [ 342.680051] ? preempt_schedule+0x4d/0x60 [ 342.684205] ? preempt_schedule_common+0x1f/0xd0 [ 342.688961] ? preempt_schedule+0x4d/0x60 [ 342.693110] ? ___preempt_schedule+0x16/0x18 [ 342.697521] ? bpf_test_run+0x1c0/0x5a0 [ 342.701500] ? netlink_diag_dump+0x2a0/0x2a0 [ 342.705910] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.711447] ? bpf_test_init.isra.9+0x70/0x100 [ 342.716028] ? bpf_prog_test_run_skb+0x634/0xb40 [ 342.720792] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 342.725637] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 342.731170] ? fput+0x130/0x1a0 [ 342.734472] ? __bpf_prog_get+0x9b/0x290 [ 342.738535] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 342.743397] ? bpf_prog_test_run+0x130/0x1a0 [ 342.747809] ? __x64_sys_bpf+0x3d8/0x510 [ 342.751867] ? bpf_prog_get+0x20/0x20 [ 342.755682] ? do_syscall_64+0x1b9/0x820 [ 342.759766] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 342.765133] ? syscall_return_slowpath+0x5e0/0x5e0 [ 342.770065] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.775083] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 342.780118] ? recalc_sigpending_tsk+0x180/0x180 [ 342.784878] ? kasan_check_write+0x14/0x20 [ 342.789122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.793969] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 342.799345] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 342.799638] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 342.806642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.806646] Call Trace: [ 342.806667] dump_stack+0x1c4/0x2b4 [ 342.806686] ? dump_stack_print_info.cold.2+0x52/0x52 [ 342.813246] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 342.822566] warn_alloc.cold.119+0xb7/0x1bd [ 342.825126] syz-executor0 cpuset= [ 342.828750] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 342.833919] syz0 [ 342.844417] ? lock_downgrade+0x900/0x900 [ 342.848726] mems_allowed=0 [ 342.852174] ? trace_hardirqs_off+0xb8/0x310 [ 342.870416] ? trace_hardirqs_off+0xb8/0x310 [ 342.874838] __alloc_pages_slowpath+0x2667/0x2d80 [ 342.879701] ? warn_alloc+0x120/0x120 [ 342.883506] ? rb_erase+0x3710/0x3710 [ 342.887305] ? warn_alloc+0x120/0x120 [ 342.891112] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 342.896917] ? warn_alloc+0x120/0x120 [ 342.900729] ? mark_held_locks+0x130/0x130 [ 342.904970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.910517] ? should_fail+0x22d/0xd01 [ 342.914405] ? put_dec_trunc8+0x273/0x300 [ 342.918565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.923672] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.929225] ? should_fail+0x22d/0xd01 [ 342.933117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.938661] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.943767] ? should_fail+0x22d/0xd01 [ 342.947661] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.952786] ? mark_held_locks+0x130/0x130 [ 342.957024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.962561] ? mark_held_locks+0x130/0x130 [ 342.966812] ? lock_downgrade+0x900/0x900 [ 342.970974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.976534] ? trace_hardirqs_off+0xb8/0x310 [ 342.980943] ? kasan_check_read+0x11/0x20 [ 342.985093] ? do_raw_spin_unlock+0xa7/0x2f0 [ 342.989501] ? trace_hardirqs_on+0x310/0x310 [ 342.993913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.999452] ? wq_watchdog_touch+0x9c/0xfe [ 343.003684] ? io_serial_in+0x11/0x90 [ 343.007490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.013037] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.018146] __alloc_pages_nodemask+0xa80/0xde0 [ 343.022819] ? should_fail+0x22d/0xd01 [ 343.026710] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 343.031730] ? kasan_check_write+0x14/0x20 [ 343.035974] ? ____cache_alloc_node+0x1c7/0x1e0 [ 343.040642] ? lock_downgrade+0x900/0x900 [ 343.044799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.050346] cache_grow_begin+0x91/0x8c0 [ 343.054419] ? do_raw_spin_unlock+0xa7/0x2f0 [ 343.058831] fallback_alloc+0x203/0x2e0 [ 343.062811] ____cache_alloc_node+0x1c7/0x1e0 [ 343.067309] kmem_cache_alloc_node+0xe3/0x730 [ 343.071805] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.076921] __alloc_skb+0x119/0x770 [ 343.080640] ? calc_wheel_index+0x220/0x220 [ 343.084974] ? skb_scrub_packet+0x490/0x490 [ 343.089300] ? vprintk_default+0x28/0x30 [ 343.093387] ? vprintk_func+0x85/0x181 [ 343.097278] ? printk+0xa7/0xcf [ 343.100556] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 343.105314] ? trace_hardirqs_off+0xb8/0x310 [ 343.109725] new_skb+0x26/0x1c0 [ 343.113014] aoecmd_cfg+0x279/0x7f0 [ 343.116650] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 343.120975] ? lock_acquire+0x1ed/0x520 [ 343.124977] ? call_timer_fn+0x1db/0x920 [ 343.129036] ? lock_downgrade+0x900/0x900 [ 343.133226] discover_timer+0x50/0x60 [ 343.137054] call_timer_fn+0x272/0x920 [ 343.140951] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 343.145794] ? process_timeout+0x40/0x40 [ 343.149867] ? kasan_check_read+0x11/0x20 [ 343.154017] ? do_raw_spin_unlock+0xa7/0x2f0 [ 343.158429] ? trace_hardirqs_on+0x310/0x310 [ 343.162844] ? __run_timers+0x7da/0xc70 [ 343.166820] ? lock_downgrade+0x900/0x900 [ 343.170973] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.176080] ? trace_hardirqs_on+0xbd/0x310 [ 343.180397] ? kasan_check_read+0x11/0x20 [ 343.184544] ? __run_timers+0x7da/0xc70 [ 343.188522] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 343.193974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.199518] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 343.204361] __run_timers+0x7e5/0xc70 [ 343.208189] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 343.213551] ? lock_downgrade+0x900/0x900 [ 343.217700] ? finish_task_switch+0x1b5/0x900 [ 343.222197] ? trace_hardirqs_on+0xbd/0x310 [ 343.226516] ? kasan_check_read+0x11/0x20 [ 343.230661] ? finish_task_switch+0x1f5/0x900 [ 343.235161] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 343.240612] ? compat_start_thread+0x80/0x80 [ 343.245020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.250568] ? pvclock_read_flags+0x160/0x160 [ 343.255060] ? __switch_to_asm+0x34/0x70 [ 343.259119] ? __switch_to_asm+0x34/0x70 [ 343.263178] ? __switch_to_asm+0x40/0x70 [ 343.267234] ? __switch_to_asm+0x40/0x70 [ 343.271295] ? __switch_to_asm+0x34/0x70 [ 343.275350] ? __switch_to_asm+0x40/0x70 [ 343.279441] ? trace_hardirqs_on+0xbd/0x310 [ 343.283761] ? kvm_sched_clock_read+0x9/0x20 [ 343.288199] ? run_ksoftirqd+0x94/0x100 [ 343.292173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.297715] ? check_preemption_disabled+0x48/0x200 [ 343.302733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.308275] run_timer_softirq+0x52/0xb0 [ 343.312335] ? __this_cpu_preempt_check+0x1c/0x1f [ 343.317187] __do_softirq+0x30b/0xad8 [ 343.320996] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 343.326095] ? trace_hardirqs_off+0xb8/0x310 [ 343.330512] ? schedule+0x108/0x460 [ 343.334152] ? run_ksoftirqd+0x40/0x100 [ 343.338132] ? trace_hardirqs_off+0xb8/0x310 [ 343.342540] ? smpboot_thread_fn+0x68b/0xa00 [ 343.346945] ? trace_hardirqs_on+0x310/0x310 [ 343.351360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.356918] ? check_preemption_disabled+0x48/0x200 [ 343.361958] ? takeover_tasklets+0xa90/0xa90 [ 343.366381] run_ksoftirqd+0x94/0x100 [ 343.370184] smpboot_thread_fn+0x68b/0xa00 [ 343.374418] ? sort_range+0x30/0x30 [ 343.378046] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.383161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.388699] ? __kthread_parkme+0xfb/0x1a0 [ 343.392942] kthread+0x35a/0x420 [ 343.396306] ? sort_range+0x30/0x30 [ 343.399931] ? kthread_bind+0x40/0x40 [ 343.403737] ret_from_fork+0x3a/0x50 [ 343.407458] warn_alloc_show_mem: 1 callbacks suppressed [ 343.407470] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 343.407472] Mem-Info: [ 343.407502] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 343.407502] active_file:14 inactive_file:15 isolated_file:0 [ 343.407502] unevictable:0 dirty:0 writeback:0 unstable:0 [ 343.407502] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 343.407502] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 343.407502] free:13750 free_pcp:487 free_cma:0 [ 343.412882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.420169] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 343.422568] Call Trace: [ 343.455530] Node 0 [ 343.464877] [ 343.492569] 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 [ 343.495142] dump_stack+0x1c4/0x2b4 [ 343.497350] lowmem_reserve[]: [ 343.499510] ? dump_stack_print_info.cold.2+0x52/0x52 [ 343.524992] 0 [ 343.528631] warn_alloc.cold.119+0xb7/0x1bd [ 343.531700] 2819 [ 343.536886] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 343.538669] 6323 [ 343.542996] ? lock_downgrade+0x900/0x900 [ 343.545075] 6323 [ 343.549917] ? trace_hardirqs_off+0xb8/0x310 [ 343.556101] ? trace_hardirqs_off+0xb8/0x310 [ 343.558150] Node 0 [ 343.562559] __alloc_pages_slowpath+0x2667/0x2d80 [ 343.566985] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 343.569209] ? warn_alloc+0x120/0x120 [ 343.574013] lowmem_reserve[]: [ 343.600726] ? warn_alloc+0x120/0x120 [ 343.604512] 0 [ 343.607611] ? warn_alloc+0x120/0x120 [ 343.611396] 0 3503 [ 343.613219] ? mark_held_locks+0x130/0x130 [ 343.616995] 3503 [ 343.619238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.625515] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.631038] Node 0 [ 343.636591] ? should_fail+0x22d/0xd01 [ 343.636623] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 343.636631] lowmem_reserve[]: [ 343.638866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.642733] 0 [ 343.671099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.674186] 0 [ 343.679285] ? should_fail+0x22d/0xd01 [ 343.681068] 0 [ 343.686602] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.688403] 0 [ 343.692607] ? should_fail+0x22d/0xd01 [ 343.699496] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.701286] Node 0 [ 343.705171] ? mark_held_locks+0x130/0x130 [ 343.710249] DMA: [ 343.712481] ? mark_held_locks+0x130/0x130 [ 343.716694] 1*4kB [ 343.718758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.722968] (U) [ 343.725117] ? trace_hardirqs_off+0xb8/0x310 [ 343.730633] 0*8kB [ 343.732612] ? kasan_check_read+0x11/0x20 [ 343.737001] 0*16kB [ 343.739144] ? do_raw_spin_unlock+0xa7/0x2f0 [ 343.743270] 1*32kB [ 343.745506] ? trace_hardirqs_on+0x310/0x310 [ 343.749913] (U) [ 343.752159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.756547] 2*64kB [ 343.758535] ? wq_watchdog_touch+0x9c/0xfe [ 343.764052] (U) [ 343.766292] ? io_serial_in+0x11/0x90 [ 343.770505] 1*128kB [ 343.772503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.776284] (U) [ 343.778605] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 343.784121] 1*256kB [ 343.786100] __alloc_pages_nodemask+0xa80/0xde0 [ 343.791208] (U) [ 343.793528] ? should_fail+0x22d/0xd01 [ 343.798184] 0*512kB [ 343.800186] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 343.804049] 1*1024kB [ 343.806390] ? ____cache_alloc_node+0x1c7/0x1e0 [ 343.811376] (U) [ 343.813792] ? lock_downgrade+0x900/0x900 [ 343.818449] 1*2048kB [ 343.820427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.824550] (M) [ 343.826958] cache_grow_begin+0x91/0x8c0 [ 343.832481] 3*4096kB [ 343.834463] ? do_raw_spin_unlock+0xa7/0x2f0 [ 343.838499] (M) [ 343.840954] fallback_alloc+0x203/0x2e0 [ 343.845340] = 15908kB [ 343.847336] ____cache_alloc_node+0x1c7/0x1e0 [ 343.851286] Node 0 [ 343.853690] kmem_cache_alloc_node+0xe3/0x730 [ 343.858159] DMA32: [ 343.860409] ? ipv6_get_ifaddr+0x42e/0x620 [ 343.864876] 5*4kB [ 343.867116] __alloc_skb+0x119/0x770 [ 343.871323] (M) [ 343.873471] ? skb_scrub_packet+0x490/0x490 [ 343.877172] 1*8kB [ 343.879173] ? lock_downgrade+0x900/0x900 [ 343.883472] (M) [ 343.885618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.889743] 3*16kB [ 343.891719] ? refcount_sub_and_test_checked+0x203/0x310 [ 343.897243] (M) [ 343.899480] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 343.904913] 4*32kB [ 343.906901] ? addrconf_rs_timer+0x690/0x690 [ 343.912333] (UM) [ 343.914572] ndisc_alloc_skb+0x144/0x340 [ 343.918951] 5*64kB [ 343.921019] ndisc_send_rs+0x331/0x6e0 [ 343.925055] (M) [ 343.927292] addrconf_rs_timer+0x314/0x690 [ 343.931154] 5*128kB [ 343.933126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.937338] (UM) [ 343.939666] call_timer_fn+0x272/0x920 [ 343.943876] 2*256kB [ 343.945935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.949789] (M) 4*512kB [ 343.952120] ? process_timeout+0x40/0x40 [ 343.956331] (UM) [ 343.958998] ? trace_hardirqs_off+0xb8/0x310 [ 343.963062] 3*1024kB [ 343.965136] ? kasan_check_read+0x11/0x20 [ 343.969534] (UM) [ 343.971948] ? do_raw_spin_unlock+0xa7/0x2f0 [ 343.976071] 3*2048kB [ 343.978140] ? trace_hardirqs_on+0x310/0x310 [ 343.982527] (M) [ 343.984935] ? __run_timers+0x7da/0xc70 [ 343.989345] 3*4096kB [ 343.991328] ? lock_downgrade+0x900/0x900 [ 343.995279] (M) [ 343.997705] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 344.001841] = 25228kB [ 344.003813] ? trace_hardirqs_on+0xbd/0x310 [ 344.008896] Node 0 [ 344.011296] ? kasan_check_read+0x11/0x20 [ 344.015601] Normal: [ 344.017852] ? __run_timers+0x7da/0xc70 [ 344.021975] 1316*4kB [ 344.024295] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 344.028245] (ME) [ 344.030653] ? kasan_check_write+0x14/0x20 [ 344.036107] 462*8kB [ 344.038166] ? do_raw_spin_lock+0xc1/0x200 [ 344.042381] (UMEH) [ 344.044708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.048924] 167*16kB [ 344.051167] __run_timers+0x7e5/0xc70 [ 344.055385] (UMEH) [ 344.057812] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 344.061596] 42*32kB [ 344.063853] ? lock_acquire+0x1ed/0x520 [ 344.069203] (UMEH) [ 344.071522] ? __hrtimer_run_queues+0x488/0x10d0 [ 344.075476] 4*64kB [ 344.077721] ? lock_release+0x970/0x970 [ 344.082454] (UH) [ 344.084690] ? trace_hardirqs_off+0xb8/0x310 [ 344.088642] 1*128kB [ 344.090705] ? do_raw_spin_unlock+0xa7/0x2f0 [ 344.095086] (U) [ 344.097416] ? kasan_check_write+0x14/0x20 [ 344.101799] 0*256kB [ 344.103775] ? pvclock_read_flags+0x160/0x160 [ 344.108017] 1*512kB [ 344.110333] ? lock_downgrade+0x900/0x900 [ 344.114805] (U) [ 344.117137] ? trace_hardirqs_on+0xbd/0x310 [ 344.121262] 0*1024kB [ 344.123236] ? kvm_sched_clock_read+0x9/0x20 [ 344.127532] 0*2048kB [ 344.129942] ? irq_exit+0x17f/0x1c0 [ 344.134332] 0*4096kB [ 344.136737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.140341] = 13872kB [ 344.142760] ? check_preemption_disabled+0x48/0x200 [ 344.148283] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 344.150686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.155684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.164510] run_timer_softirq+0x52/0xb0 [ 344.170035] 4244 total pagecache pages [ 344.178604] ? __this_cpu_preempt_check+0x1c/0x1f [ 344.182642] 0 pages in swap cache [ 344.186526] __do_softirq+0x30b/0xad8 [ 344.191347] Swap cache stats: add 0, delete 0, find 0/0 [ 344.194803] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 344.198580] Free swap = 0kB [ 344.203941] ? pvclock_read_flags+0x160/0x160 [ 344.209037] Total swap = 0kB [ 344.212054] ? lapic_next_event+0x5a/0x90 [ 344.216540] 1965979 pages RAM [ 344.219555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.223682] 0 pages HighMem/MovableOnly [ 344.226784] ? clockevents_program_event+0x140/0x370 [ 344.232308] 342307 pages reserved [ 344.236280] ? kvm_clock_read+0x18/0x30 [ 344.241359] 0 pages cma reserved [ 344.244828] ? kvm_sched_clock_read+0x9/0x20 [ 344.248838] aoe: skb alloc failure [ 344.252135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.256567] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.260058] ? check_preemption_disabled+0x48/0x200 [ 344.265571] ksoftirqd/1 cpuset= [ 344.275880] irq_exit+0x17f/0x1c0 [ 344.280885] / [ 344.284161] smp_apic_timer_interrupt+0x1cb/0x760 [ 344.287593] mems_allowed=0 [ 344.289305] ? smp_call_function_single_interrupt+0x159/0x650 [ 344.302909] ? smp_call_function_single_interrupt+0x650/0x650 [ 344.308798] ? interrupt_entry+0xb5/0xf0 [ 344.312859] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.317878] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.322896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.327741] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.332760] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.337775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.343329] ? check_preemption_disabled+0x48/0x200 [ 344.348343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.353894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.358855] apic_timer_interrupt+0xf/0x20 [ 344.363085] [ 344.365325] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 344.370253] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 344.389150] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 344.396871] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 344.404140] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 344.411411] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 344.418680] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 344.425945] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 344.433243] ? trace_hardirqs_on+0xb4/0x310 [ 344.437586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.443158] skb_clone+0x1bb/0x500 [ 344.446700] ? finish_task_switch+0x2f5/0x900 [ 344.451194] ? skb_split+0x11e0/0x11e0 [ 344.455081] ? preempt_notifier_register+0x200/0x200 [ 344.460190] ? __switch_to_asm+0x34/0x70 [ 344.464277] ? __switch_to_asm+0x34/0x70 [ 344.468335] ? __switch_to_asm+0x40/0x70 [ 344.472409] ? __switch_to_asm+0x34/0x70 [ 344.476470] ? __switch_to_asm+0x40/0x70 [ 344.480527] ? __switch_to_asm+0x34/0x70 [ 344.484583] ? __switch_to_asm+0x40/0x70 [ 344.488644] ? __switch_to_asm+0x34/0x70 [ 344.492704] ? __switch_to_asm+0x34/0x70 [ 344.496771] ? __switch_to_asm+0x40/0x70 [ 344.500842] ? __switch_to_asm+0x34/0x70 [ 344.504918] bpf_clone_redirect+0xb9/0x490 [ 344.509158] ? __schedule+0x874/0x1ed0 [ 344.513045] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 344.518064] ? __sched_text_start+0x8/0x8 [ 344.522215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.526972] ? retint_kernel+0x2d/0x2d [ 344.530892] ? lock_acquire+0x1ed/0x520 [ 344.534874] ? bpf_test_run+0x32e/0x5a0 [ 344.538856] ? lock_release+0x970/0x970 [ 344.542826] ? preempt_schedule+0x4d/0x60 [ 344.546983] ? preempt_schedule_common+0x1f/0xd0 [ 344.551738] ? preempt_schedule+0x4d/0x60 [ 344.555883] ? ___preempt_schedule+0x16/0x18 [ 344.560308] ? bpf_test_run+0x1c0/0x5a0 [ 344.564304] ? netlink_diag_dump+0x2a0/0x2a0 [ 344.568712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.574244] ? bpf_test_init.isra.9+0x70/0x100 [ 344.578825] ? bpf_prog_test_run_skb+0x634/0xb40 [ 344.583582] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 344.588429] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 344.593962] ? fput+0x130/0x1a0 [ 344.597241] ? __bpf_prog_get+0x9b/0x290 [ 344.601301] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 344.606141] ? bpf_prog_test_run+0x130/0x1a0 [ 344.610565] ? __x64_sys_bpf+0x3d8/0x510 [ 344.614623] ? bpf_prog_get+0x20/0x20 [ 344.618452] ? do_syscall_64+0x1b9/0x820 [ 344.622513] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 344.627893] ? syscall_return_slowpath+0x5e0/0x5e0 [ 344.632825] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.637841] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 344.642874] ? recalc_sigpending_tsk+0x180/0x180 [ 344.647632] ? kasan_check_write+0x14/0x20 [ 344.651878] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.656724] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.662103] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 344.662155] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 344.668947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.668951] Call Trace: [ 344.668973] dump_stack+0x1c4/0x2b4 [ 344.668991] ? dump_stack_print_info.cold.2+0x52/0x52 [ 344.675512] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.684820] warn_alloc.cold.119+0xb7/0x1bd [ 344.687384] syz-executor0 cpuset= [ 344.691009] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 344.696174] syz0 [ 344.706656] ? lock_downgrade+0x900/0x900 [ 344.710955] mems_allowed=0 [ 344.714415] ? trace_hardirqs_off+0xb8/0x310 [ 344.732683] ? trace_hardirqs_off+0xb8/0x310 [ 344.737096] __alloc_pages_slowpath+0x2667/0x2d80 [ 344.741973] ? warn_alloc+0x120/0x120 [ 344.745771] ? rb_erase+0x3710/0x3710 [ 344.749572] ? warn_alloc+0x120/0x120 [ 344.753382] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 344.759211] ? warn_alloc+0x120/0x120 [ 344.763015] ? mark_held_locks+0x130/0x130 [ 344.767252] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.772792] ? should_fail+0x22d/0xd01 [ 344.776684] ? put_dec_trunc8+0x273/0x300 [ 344.780836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.785938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.791476] ? should_fail+0x22d/0xd01 [ 344.795374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.801453] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.806555] ? should_fail+0x22d/0xd01 [ 344.810448] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.815558] ? mark_held_locks+0x130/0x130 [ 344.819796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.825340] ? mark_held_locks+0x130/0x130 [ 344.829581] ? lock_downgrade+0x900/0x900 [ 344.833730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.839276] ? trace_hardirqs_off+0xb8/0x310 [ 344.843688] ? kasan_check_read+0x11/0x20 [ 344.847851] ? do_raw_spin_unlock+0xa7/0x2f0 [ 344.852277] ? trace_hardirqs_on+0x310/0x310 [ 344.856682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.862252] ? wq_watchdog_touch+0x9c/0xfe [ 344.866502] ? io_serial_in+0x11/0x90 [ 344.870302] ? retint_kernel+0x2d/0x2d [ 344.874212] ? trace_hardirqs_on_caller+0xc0/0x310 [ 344.879171] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.883930] ? trace_hardirqs_off+0x310/0x310 [ 344.888451] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 344.893579] __alloc_pages_nodemask+0xa80/0xde0 [ 344.898255] ? should_fail+0x22d/0xd01 [ 344.902155] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 344.907188] ? ____cache_alloc_node+0x1c7/0x1e0 [ 344.911858] ? lock_downgrade+0x900/0x900 [ 344.916015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.921562] cache_grow_begin+0x91/0x8c0 [ 344.925719] ? do_raw_spin_unlock+0xa7/0x2f0 [ 344.930162] fallback_alloc+0x203/0x2e0 [ 344.934139] ____cache_alloc_node+0x1c7/0x1e0 [ 344.938638] kmem_cache_alloc_node+0xe3/0x730 [ 344.943131] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 344.948241] __alloc_skb+0x119/0x770 [ 344.951954] ? calc_wheel_index+0x220/0x220 [ 344.956289] ? skb_scrub_packet+0x490/0x490 [ 344.960622] ? vprintk_default+0x28/0x30 [ 344.964684] ? vprintk_func+0x85/0x181 [ 344.968570] ? printk+0xa7/0xcf [ 344.971848] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 344.976644] ? trace_hardirqs_off+0xb8/0x310 [ 344.981156] new_skb+0x26/0x1c0 [ 344.984434] aoecmd_cfg+0x279/0x7f0 [ 344.988085] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 344.992406] ? lock_acquire+0x1ed/0x520 [ 344.996392] ? call_timer_fn+0x1db/0x920 [ 345.000453] ? lock_downgrade+0x900/0x900 [ 345.004620] discover_timer+0x50/0x60 [ 345.008431] call_timer_fn+0x272/0x920 [ 345.012318] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.017161] ? process_timeout+0x40/0x40 [ 345.021217] ? kasan_check_read+0x11/0x20 [ 345.025379] ? do_raw_spin_unlock+0xa7/0x2f0 [ 345.029792] ? trace_hardirqs_on+0x310/0x310 [ 345.034207] ? __run_timers+0x7da/0xc70 [ 345.038190] ? lock_downgrade+0x900/0x900 [ 345.042341] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 345.047452] ? trace_hardirqs_on+0xbd/0x310 [ 345.051767] ? kasan_check_read+0x11/0x20 [ 345.055922] ? __run_timers+0x7da/0xc70 [ 345.059903] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 345.065403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.071135] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 345.075980] __run_timers+0x7e5/0xc70 [ 345.079794] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 345.085169] ? lock_downgrade+0x900/0x900 [ 345.089325] ? finish_task_switch+0x1b5/0x900 [ 345.093841] ? trace_hardirqs_on+0xbd/0x310 [ 345.098159] ? kasan_check_read+0x11/0x20 [ 345.102307] ? finish_task_switch+0x1f5/0x900 [ 345.106803] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 345.112249] ? compat_start_thread+0x80/0x80 [ 345.116666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.122214] ? pvclock_read_flags+0x160/0x160 [ 345.126707] ? __switch_to_asm+0x34/0x70 [ 345.130766] ? __switch_to_asm+0x34/0x70 [ 345.134827] ? __switch_to_asm+0x40/0x70 [ 345.138888] ? __switch_to_asm+0x40/0x70 [ 345.142955] ? __switch_to_asm+0x34/0x70 [ 345.147014] ? __switch_to_asm+0x40/0x70 [ 345.151077] ? trace_hardirqs_on+0xbd/0x310 [ 345.155407] ? kvm_sched_clock_read+0x9/0x20 [ 345.159822] ? run_ksoftirqd+0x94/0x100 [ 345.163803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.169343] ? check_preemption_disabled+0x48/0x200 [ 345.174376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.179928] run_timer_softirq+0x52/0xb0 [ 345.183990] ? __this_cpu_preempt_check+0x1c/0x1f [ 345.188836] __do_softirq+0x30b/0xad8 [ 345.192646] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 345.197745] ? trace_hardirqs_off+0xb8/0x310 [ 345.202171] ? schedule+0x108/0x460 [ 345.205802] ? run_ksoftirqd+0x40/0x100 [ 345.209779] ? trace_hardirqs_off+0xb8/0x310 [ 345.214187] ? smpboot_thread_fn+0x68b/0xa00 [ 345.218593] ? trace_hardirqs_on+0x310/0x310 [ 345.223016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.228562] ? check_preemption_disabled+0x48/0x200 [ 345.233584] ? takeover_tasklets+0xa90/0xa90 [ 345.237994] run_ksoftirqd+0x94/0x100 [ 345.241794] smpboot_thread_fn+0x68b/0xa00 [ 345.246039] ? sort_range+0x30/0x30 [ 345.249703] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 345.254809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.260360] ? __kthread_parkme+0xfb/0x1a0 [ 345.264608] kthread+0x35a/0x420 [ 345.267971] ? sort_range+0x30/0x30 [ 345.271603] ? kthread_bind+0x40/0x40 [ 345.275404] ret_from_fork+0x3a/0x50 [ 345.279124] warn_alloc_show_mem: 1 callbacks suppressed [ 345.279137] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 345.279138] Mem-Info: [ 345.279169] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 345.279169] active_file:14 inactive_file:15 isolated_file:0 [ 345.279169] unevictable:0 dirty:0 writeback:0 unstable:0 [ 345.279169] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 345.279169] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 345.279169] free:13750 free_pcp:487 free_cma:0 [ 345.284515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.291792] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 345.294197] Call Trace: [ 345.327237] Node 0 [ 345.336585] [ 345.364268] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 345.366838] dump_stack+0x1c4/0x2b4 [ 345.369048] lowmem_reserve[]: [ 345.371196] ? dump_stack_print_info.cold.2+0x52/0x52 [ 345.396674] 0 [ 345.400304] warn_alloc.cold.119+0xb7/0x1bd [ 345.403385] 2819 [ 345.408576] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 345.410357] 6323 [ 345.414681] ? lock_downgrade+0x900/0x900 [ 345.416722] 6323 [ 345.421559] ? trace_hardirqs_off+0xb8/0x310 [ 345.427741] ? trace_hardirqs_off+0xb8/0x310 [ 345.429784] Node 0 [ 345.434192] __alloc_pages_slowpath+0x2667/0x2d80 [ 345.438601] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 345.440828] ? warn_alloc+0x120/0x120 [ 345.445633] lowmem_reserve[]: [ 345.472347] ? warn_alloc+0x120/0x120 [ 345.476138] 0 [ 345.479252] ? warn_alloc+0x120/0x120 [ 345.483039] 0 [ 345.484842] ? mark_held_locks+0x130/0x130 [ 345.488620] 3503 [ 345.490429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.494641] 3503 [ 345.496707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.504280] ? should_fail+0x22d/0xd01 [ 345.509807] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 345.513723] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.513741] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.542694] lowmem_reserve[]: [ 345.547795] ? should_fail+0x22d/0xd01 [ 345.553309] 0 [ 345.556419] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.560293] 0 [ 345.562090] ? should_fail+0x22d/0xd01 [ 345.567182] 0 [ 345.568993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.572873] 0 [ 345.574691] ? mark_held_locks+0x130/0x130 [ 345.581606] ? mark_held_locks+0x130/0x130 [ 345.585820] Node 0 [ 345.590058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.590068] DMA: [ 345.592305] ? try_to_wake_up+0x10a/0x12f0 [ 345.597817] 1*4kB [ 345.599897] ? lock_downgrade+0x900/0x900 [ 345.604134] (U) [ 345.606290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.610415] 0*8kB [ 345.612413] ? trace_hardirqs_off+0xb8/0x310 [ 345.617926] 0*16kB [ 345.620069] ? kasan_check_read+0x11/0x20 [ 345.624457] 1*32kB [ 345.626688] ? do_raw_spin_unlock+0xa7/0x2f0 [ 345.630822] (U) [ 345.633057] ? trace_hardirqs_on+0x310/0x310 [ 345.637444] 2*64kB [ 345.639424] ? kasan_check_write+0x14/0x20 [ 345.643813] (U) [ 345.646049] ? do_raw_spin_lock+0xc1/0x200 [ 345.650264] 1*128kB [ 345.652246] __alloc_pages_nodemask+0xa80/0xde0 [ 345.656455] (U) [ 345.658778] ? should_fail+0x22d/0xd01 [ 345.663427] 1*256kB [ 345.665414] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 345.669272] (U) [ 345.671605] ? ____cache_alloc_node+0x1c7/0x1e0 [ 345.676585] 0*512kB [ 345.678557] ? lock_downgrade+0x900/0x900 [ 345.683205] 1*1024kB [ 345.685528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.689655] (U) [ 345.692433] cache_grow_begin+0x91/0x8c0 [ 345.697951] 1*2048kB [ 345.699931] ? do_raw_spin_unlock+0xa7/0x2f0 [ 345.703979] (M) [ 345.706403] fallback_alloc+0x203/0x2e0 [ 345.710782] 3*4096kB [ 345.712776] ____cache_alloc_node+0x1c7/0x1e0 [ 345.716735] (M) [ 345.719143] kmem_cache_alloc_node+0xe3/0x730 [ 345.723618] = 15908kB [ 345.725595] ? ipv6_get_ifaddr+0x42e/0x620 [ 345.730065] Node 0 [ 345.732486] __alloc_skb+0x119/0x770 [ 345.736695] DMA32: [ 345.738932] ? skb_scrub_packet+0x490/0x490 [ 345.742626] 5*4kB [ 345.744863] ? lock_downgrade+0x900/0x900 [ 345.749161] (M) [ 345.751314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.755436] 1*8kB [ 345.757413] ? refcount_sub_and_test_checked+0x203/0x310 [ 345.762920] (M) [ 345.765069] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 345.770498] 3*16kB [ 345.772470] ? addrconf_rs_timer+0x690/0x690 [ 345.777900] (M) [ 345.780138] ndisc_alloc_skb+0x144/0x340 [ 345.784521] 4*32kB [ 345.786496] ndisc_send_rs+0x331/0x6e0 [ 345.790535] (UM) [ 345.792771] addrconf_rs_timer+0x314/0x690 [ 345.796635] 5*64kB [ 345.798697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.802910] (M) [ 345.805147] call_timer_fn+0x272/0x920 [ 345.809362] 5*128kB [ 345.811382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.815241] (UM) [ 345.817567] ? process_timeout+0x40/0x40 [ 345.821777] 2*256kB [ 345.823841] ? trace_hardirqs_off+0xb8/0x310 [ 345.827877] (M) [ 345.830218] ? kasan_check_read+0x11/0x20 [ 345.834608] 4*512kB [ 345.836578] ? do_raw_spin_unlock+0xa7/0x2f0 [ 345.840700] (UM) [ 345.843022] ? trace_hardirqs_on+0x310/0x310 [ 345.847422] 3*1024kB (UM) [ 345.849490] ? __run_timers+0x7da/0xc70 [ 345.853876] 3*2048kB [ 345.856714] ? lock_downgrade+0x900/0x900 [ 345.860665] (M) [ 345.863074] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 345.867218] 3*4096kB [ 345.869212] ? trace_hardirqs_on+0xbd/0x310 [ 345.874289] (M) [ 345.876696] ? kasan_check_read+0x11/0x20 [ 345.880995] = 25228kB [ 345.882971] ? __run_timers+0x7da/0xc70 [ 345.887092] Node 0 [ 345.889506] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 345.893459] Normal: [ 345.895698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.901125] 1316*4kB [ 345.903446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 345.908955] (ME) [ 345.911375] __run_timers+0x7e5/0xc70 [ 345.915583] 462*8kB [ 345.917644] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 345.921430] (UMEH) [ 345.923750] ? lock_acquire+0x1ed/0x520 [ 345.929094] 167*16kB [ 345.931326] ? __hrtimer_run_queues+0x488/0x10d0 [ 345.935275] (UMEH) [ 345.937705] ? lock_release+0x970/0x970 [ 345.942441] 42*32kB [ 345.944678] ? trace_hardirqs_off+0xb8/0x310 [ 345.948620] (UMEH) 4*64kB [ 345.950951] ? do_raw_spin_unlock+0xa7/0x2f0 [ 345.955335] (UH) [ 345.958177] ? kasan_check_write+0x14/0x20 [ 345.962563] 1*128kB [ 345.964622] ? pvclock_read_flags+0x160/0x160 [ 345.968837] (U) [ 345.971167] ? lock_downgrade+0x900/0x900 [ 345.975644] 0*256kB [ 345.977616] ? trace_hardirqs_on+0xbd/0x310 [ 345.981740] 1*512kB [ 345.984059] ? kvm_sched_clock_read+0x9/0x20 [ 345.988357] (U) [ 345.990691] ? irq_exit+0x17f/0x1c0 [ 345.995098] 0*1024kB [ 345.997075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.000675] 0*2048kB [ 346.003086] ? check_preemption_disabled+0x48/0x200 [ 346.008599] 0*4096kB [ 346.011007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.016001] = 13872kB [ 346.018417] run_timer_softirq+0x52/0xb0 [ 346.023930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 346.026333] ? __this_cpu_preempt_check+0x1c/0x1f [ 346.030384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 346.039219] __do_softirq+0x30b/0xad8 [ 346.044037] 4244 total pagecache pages [ 346.052615] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 346.056407] 0 pages in swap cache [ 346.060312] ? pvclock_read_flags+0x160/0x160 [ 346.065407] Swap cache stats: add 0, delete 0, find 0/0 [ 346.068852] ? lapic_next_event+0x5a/0x90 [ 346.073325] Free swap = 0kB [ 346.078686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.082820] Total swap = 0kB [ 346.085833] ? clockevents_program_event+0x140/0x370 [ 346.091344] 1965979 pages RAM [ 346.094383] ? kvm_clock_read+0x18/0x30 [ 346.099463] 0 pages HighMem/MovableOnly [ 346.102562] ? kvm_sched_clock_read+0x9/0x20 [ 346.106511] 342307 pages reserved [ 346.110479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.114864] 0 pages cma reserved [ 346.118311] ? check_preemption_disabled+0x48/0x200 [ 346.123886] aoe: skb alloc failure [ 346.127180] irq_exit+0x17f/0x1c0 [ 346.127199] smp_apic_timer_interrupt+0x1cb/0x760 [ 346.132227] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 346.135779] ? smp_call_function_single_interrupt+0x159/0x650 [ 346.139209] ksoftirqd/1 cpuset= [ 346.144059] ? smp_call_function_single_interrupt+0x650/0x650 [ 346.154342] / [ 346.160248] ? interrupt_entry+0xb5/0xf0 [ 346.163505] mems_allowed=0 [ 346.169398] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.183043] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.188064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.192907] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.197924] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.202956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.208493] ? check_preemption_disabled+0x48/0x200 [ 346.213510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.219051] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.223909] apic_timer_interrupt+0xf/0x20 [ 346.228151] [ 346.230410] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 346.235339] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 346.254244] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 346.261949] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 346.269213] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 346.276480] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 346.283757] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 346.291025] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 346.298312] ? trace_hardirqs_on+0xb4/0x310 [ 346.302651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.308193] skb_clone+0x1bb/0x500 [ 346.311734] ? finish_task_switch+0x2f5/0x900 [ 346.316224] ? skb_split+0x11e0/0x11e0 [ 346.320110] ? preempt_notifier_register+0x200/0x200 [ 346.325210] ? __switch_to_asm+0x34/0x70 [ 346.329279] ? __switch_to_asm+0x34/0x70 [ 346.333338] ? __switch_to_asm+0x40/0x70 [ 346.337422] ? __switch_to_asm+0x34/0x70 [ 346.341484] ? __switch_to_asm+0x40/0x70 [ 346.345546] ? __switch_to_asm+0x34/0x70 [ 346.349604] ? __switch_to_asm+0x40/0x70 [ 346.353663] ? __switch_to_asm+0x34/0x70 [ 346.357724] ? __switch_to_asm+0x34/0x70 [ 346.361783] ? __switch_to_asm+0x40/0x70 [ 346.365842] ? __switch_to_asm+0x34/0x70 [ 346.369916] bpf_clone_redirect+0xb9/0x490 [ 346.374157] ? __schedule+0x874/0x1ed0 [ 346.378049] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 346.383070] ? __sched_text_start+0x8/0x8 [ 346.387227] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 346.391989] ? retint_kernel+0x2d/0x2d [ 346.395889] ? lock_acquire+0x1ed/0x520 [ 346.399864] ? bpf_test_run+0x32e/0x5a0 [ 346.403844] ? lock_release+0x970/0x970 [ 346.407820] ? preempt_schedule+0x4d/0x60 [ 346.411969] ? preempt_schedule_common+0x1f/0xd0 [ 346.416740] ? preempt_schedule+0x4d/0x60 [ 346.420891] ? ___preempt_schedule+0x16/0x18 [ 346.425306] ? bpf_test_run+0x1c0/0x5a0 [ 346.429286] ? netlink_diag_dump+0x2a0/0x2a0 [ 346.433703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.439241] ? bpf_test_init.isra.9+0x70/0x100 [ 346.443830] ? bpf_prog_test_run_skb+0x634/0xb40 [ 346.448590] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 346.453431] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 346.458968] ? fput+0x130/0x1a0 [ 346.462245] ? __bpf_prog_get+0x9b/0x290 [ 346.466307] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 346.471147] ? bpf_prog_test_run+0x130/0x1a0 [ 346.475556] ? __x64_sys_bpf+0x3d8/0x510 [ 346.479616] ? bpf_prog_get+0x20/0x20 [ 346.483433] ? do_syscall_64+0x1b9/0x820 [ 346.487498] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 346.492866] ? syscall_return_slowpath+0x5e0/0x5e0 [ 346.497798] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.502815] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 346.507840] ? recalc_sigpending_tsk+0x180/0x180 [ 346.512594] ? kasan_check_write+0x14/0x20 [ 346.516836] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.521687] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 346.527062] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 346.527116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 346.533921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.540476] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 346.549755] Call Trace: [ 346.560230] syz-executor0 cpuset=syz0 [ 346.562818] dump_stack+0x1c4/0x2b4 [ 346.562830] mems_allowed=0 [ 346.566621] ? dump_stack_print_info.cold.2+0x52/0x52 [ 346.578437] warn_alloc.cold.119+0xb7/0x1bd [ 346.582929] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 346.587774] ? lock_downgrade+0x900/0x900 [ 346.591931] ? trace_hardirqs_off+0xb8/0x310 [ 346.596354] ? trace_hardirqs_off+0xb8/0x310 [ 346.600780] __alloc_pages_slowpath+0x2667/0x2d80 [ 346.605641] ? warn_alloc+0x120/0x120 [ 346.609454] ? rb_erase+0x3710/0x3710 [ 346.613254] ? warn_alloc+0x120/0x120 [ 346.617055] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 346.622856] ? warn_alloc+0x120/0x120 [ 346.626666] ? mark_held_locks+0x130/0x130 [ 346.630909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.636469] ? should_fail+0x22d/0xd01 [ 346.640358] ? put_dec_trunc8+0x273/0x300 [ 346.644520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.649620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.655153] ? should_fail+0x22d/0xd01 [ 346.659039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.664577] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.669680] ? should_fail+0x22d/0xd01 [ 346.673586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.678690] ? mark_held_locks+0x130/0x130 [ 346.682926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.688479] ? mark_held_locks+0x130/0x130 [ 346.692711] ? lock_downgrade+0x900/0x900 [ 346.696859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.702422] ? trace_hardirqs_off+0xb8/0x310 [ 346.706829] ? kasan_check_read+0x11/0x20 [ 346.710975] ? do_raw_spin_unlock+0xa7/0x2f0 [ 346.715388] ? trace_hardirqs_on+0x310/0x310 [ 346.719799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.725335] ? wq_watchdog_touch+0x9c/0xfe [ 346.729575] ? io_serial_in+0x11/0x90 [ 346.733381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.738931] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 346.744059] __alloc_pages_nodemask+0xa80/0xde0 [ 346.748731] ? should_fail+0x22d/0xd01 [ 346.752623] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 346.757646] ? kasan_check_write+0x14/0x20 [ 346.761891] ? ____cache_alloc_node+0x1c7/0x1e0 [ 346.766563] ? lock_downgrade+0x900/0x900 [ 346.770723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.776264] cache_grow_begin+0x91/0x8c0 [ 346.780330] ? do_raw_spin_unlock+0xa7/0x2f0 [ 346.784747] fallback_alloc+0x203/0x2e0 [ 346.788726] ____cache_alloc_node+0x1c7/0x1e0 [ 346.793227] kmem_cache_alloc_node+0xe3/0x730 [ 346.797733] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 346.803129] __alloc_skb+0x119/0x770 [ 346.806846] ? calc_wheel_index+0x220/0x220 [ 346.811171] ? skb_scrub_packet+0x490/0x490 [ 346.815500] ? vprintk_default+0x28/0x30 [ 346.819560] ? vprintk_func+0x85/0x181 [ 346.823447] ? printk+0xa7/0xcf [ 346.826730] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 346.831488] ? trace_hardirqs_off+0xb8/0x310 [ 346.835909] new_skb+0x26/0x1c0 [ 346.839197] aoecmd_cfg+0x279/0x7f0 [ 346.842830] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 346.847153] ? lock_acquire+0x1ed/0x520 [ 346.851134] ? call_timer_fn+0x1db/0x920 [ 346.855195] ? lock_downgrade+0x900/0x900 [ 346.859358] discover_timer+0x50/0x60 [ 346.863181] call_timer_fn+0x272/0x920 [ 346.867071] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.871923] ? process_timeout+0x40/0x40 [ 346.875983] ? kasan_check_read+0x11/0x20 [ 346.880132] ? do_raw_spin_unlock+0xa7/0x2f0 [ 346.884540] ? trace_hardirqs_on+0x310/0x310 [ 346.888952] ? __run_timers+0x7da/0xc70 [ 346.892929] ? lock_downgrade+0x900/0x900 [ 346.897105] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 346.902212] ? trace_hardirqs_on+0xbd/0x310 [ 346.906530] ? kasan_check_read+0x11/0x20 [ 346.910677] ? __run_timers+0x7da/0xc70 [ 346.914650] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 346.920144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.925681] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 346.930524] __run_timers+0x7e5/0xc70 [ 346.934342] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 346.939720] ? lock_downgrade+0x900/0x900 [ 346.943879] ? finish_task_switch+0x1b5/0x900 [ 346.948443] ? trace_hardirqs_on+0xbd/0x310 [ 346.952793] ? kasan_check_read+0x11/0x20 [ 346.956937] ? finish_task_switch+0x1f5/0x900 [ 346.961438] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 346.966888] ? compat_start_thread+0x80/0x80 [ 346.971303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.976852] ? pvclock_read_flags+0x160/0x160 [ 346.981349] ? __switch_to_asm+0x34/0x70 [ 346.985420] ? __switch_to_asm+0x34/0x70 [ 346.989480] ? __switch_to_asm+0x40/0x70 [ 346.993538] ? __switch_to_asm+0x40/0x70 [ 346.997597] ? __switch_to_asm+0x34/0x70 [ 347.001656] ? __switch_to_asm+0x40/0x70 [ 347.005724] ? trace_hardirqs_on+0xbd/0x310 [ 347.010047] ? kvm_sched_clock_read+0x9/0x20 [ 347.014456] ? run_ksoftirqd+0x94/0x100 [ 347.018434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.023973] ? check_preemption_disabled+0x48/0x200 [ 347.028991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.034537] run_timer_softirq+0x52/0xb0 [ 347.038598] ? __this_cpu_preempt_check+0x1c/0x1f [ 347.043449] __do_softirq+0x30b/0xad8 [ 347.047276] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 347.052387] ? trace_hardirqs_off+0xb8/0x310 [ 347.056808] ? schedule+0x108/0x460 [ 347.060444] ? run_ksoftirqd+0x40/0x100 [ 347.064421] ? trace_hardirqs_off+0xb8/0x310 [ 347.068832] ? smpboot_thread_fn+0x68b/0xa00 [ 347.073242] ? trace_hardirqs_on+0x310/0x310 [ 347.077650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.083187] ? check_preemption_disabled+0x48/0x200 [ 347.088222] ? takeover_tasklets+0xa90/0xa90 [ 347.092628] run_ksoftirqd+0x94/0x100 [ 347.096432] smpboot_thread_fn+0x68b/0xa00 [ 347.100676] ? sort_range+0x30/0x30 [ 347.104307] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.109436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.114972] ? __kthread_parkme+0xfb/0x1a0 [ 347.119206] kthread+0x35a/0x420 [ 347.122571] ? sort_range+0x30/0x30 [ 347.126197] ? kthread_bind+0x40/0x40 [ 347.129999] ret_from_fork+0x3a/0x50 [ 347.133719] warn_alloc_show_mem: 1 callbacks suppressed [ 347.133732] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 347.133734] Mem-Info: [ 347.133764] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 347.133764] active_file:14 inactive_file:15 isolated_file:0 [ 347.133764] unevictable:0 dirty:0 writeback:0 unstable:0 [ 347.133764] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 347.133764] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 347.133764] free:13750 free_pcp:487 free_cma:0 [ 347.139102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.139111] Call Trace: [ 347.146408] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 347.148813] [ 347.181765] Node 0 [ 347.191121] dump_stack+0x1c4/0x2b4 [ 347.193704] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.221350] ? dump_stack_print_info.cold.2+0x52/0x52 [ 347.223486] lowmem_reserve[]: [ 347.225723] warn_alloc.cold.119+0xb7/0x1bd [ 347.229322] 0 [ 347.254817] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 347.259984] 2819 [ 347.263103] ? lock_downgrade+0x900/0x900 [ 347.267404] 6323 [ 347.269206] ? trace_hardirqs_off+0xb8/0x310 [ 347.274026] 6323 [ 347.276087] ? trace_hardirqs_off+0xb8/0x310 [ 347.282274] __alloc_pages_slowpath+0x2667/0x2d80 [ 347.286659] Node 0 [ 347.288736] ? warn_alloc+0x120/0x120 [ 347.293134] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 347.297949] ? trace_hardirqs_on+0x310/0x310 [ 347.300162] lowmem_reserve[]: [ 347.303961] ? warn_alloc+0x120/0x120 [ 347.330658] 0 [ 347.335065] ? warn_alloc+0x120/0x120 [ 347.338159] 0 [ 347.341954] ? ktime_get+0x2e1/0x440 [ 347.343734] 3503 [ 347.347530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.349316] 3503 [ 347.353031] ? check_preemption_disabled+0x48/0x200 [ 347.360600] ? kasan_check_read+0x11/0x20 [ 347.362671] Node 0 [ 347.367686] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.371838] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 347.374047] ? should_fail+0x22d/0xd01 [ 347.379561] lowmem_reserve[]: [ 347.408798] ? rcu_bh_qs+0xc0/0xc0 [ 347.412665] 0 [ 347.415772] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.419286] 0 [ 347.421106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.426186] 0 [ 347.427989] ? should_fail+0x22d/0xd01 [ 347.433500] 0 [ 347.435302] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.440964] ? should_fail+0x22d/0xd01 [ 347.446053] Node 0 [ 347.449937] ? rcu_idle_enter+0x4b0/0x4b0 [ 347.449939] DMA: 1*4kB [ 347.452181] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.456304] (U) [ 347.458888] ? mark_held_locks+0x130/0x130 [ 347.463972] 0*8kB [ 347.465948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.470160] 0*16kB [ 347.472307] ? mark_held_locks+0x130/0x130 [ 347.477822] 1*32kB [ 347.480067] ? rcu_irq_exit+0xce/0x100 [ 347.484289] (U) [ 347.486522] ? irq_exit+0xbd/0x1c0 [ 347.490392] 2*64kB [ 347.492382] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 347.495900] (U) [ 347.498129] ? do_raw_spin_unlock+0xa7/0x2f0 [ 347.503117] 1*128kB [ 347.505093] ? smp_call_function_single_interrupt+0x650/0x650 [ 347.509477] (U) [ 347.511800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.517662] 1*256kB [ 347.519630] ? ret_from_intr+0xb/0x1e [ 347.525143] (U) [ 347.527462] ? retint_kernel+0x2d/0x2d [ 347.531243] 0*512kB [ 347.533214] ? trace_hardirqs_on_caller+0xc0/0x310 [ 347.537080] 1*1024kB [ 347.539413] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 347.544309] (U) [ 347.546720] ? trace_hardirqs_off+0x310/0x310 [ 347.551453] 1*2048kB [ 347.553436] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.557913] (M) [ 347.560326] __alloc_pages_nodemask+0xa80/0xde0 [ 347.565398] 3*4096kB (M) [ 347.567398] ? should_fail+0x22d/0xd01 [ 347.572038] = 15908kB [ 347.574790] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 347.578652] Node 0 [ 347.581069] ? ____cache_alloc_node+0x1c7/0x1e0 [ 347.586048] DMA32: [ 347.588285] ? lock_downgrade+0x900/0x900 [ 347.592932] 5*4kB [ 347.595169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.599292] (M) [ 347.601443] cache_grow_begin+0x91/0x8c0 [ 347.606956] 1*8kB [ 347.608930] ? do_raw_spin_unlock+0xa7/0x2f0 [ 347.612964] (M) [ 347.615120] fallback_alloc+0x203/0x2e0 [ 347.619508] 3*16kB [ 347.621482] ____cache_alloc_node+0x1c7/0x1e0 [ 347.625442] (M) [ 347.627678] kmem_cache_alloc_node+0xe3/0x730 [ 347.632149] 4*32kB [ 347.634142] ? ipv6_get_ifaddr+0x42e/0x620 [ 347.638613] (UM) [ 347.640850] __alloc_skb+0x119/0x770 [ 347.645069] 5*64kB [ 347.647139] ? skb_scrub_packet+0x490/0x490 [ 347.650841] (M) [ 347.653078] ? lock_downgrade+0x900/0x900 [ 347.657383] 5*128kB [ 347.659362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.663492] (UM) [ 347.665815] ? refcount_sub_and_test_checked+0x203/0x310 [ 347.671328] 2*256kB [ 347.673409] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 347.678833] (M) [ 347.681153] ? addrconf_rs_timer+0x690/0x690 [ 347.686580] 4*512kB [ 347.688566] ndisc_alloc_skb+0x144/0x340 [ 347.693134] (UM) 3*1024kB [ 347.695469] ndisc_send_rs+0x331/0x6e0 [ 347.699504] (UM) [ 347.702346] addrconf_rs_timer+0x314/0x690 [ 347.706210] 3*2048kB [ 347.708268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.712480] (M) [ 347.714894] call_timer_fn+0x272/0x920 [ 347.719104] 3*4096kB [ 347.721077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.724939] (M) [ 347.727356] ? process_timeout+0x40/0x40 [ 347.731574] = 25228kB [ 347.733544] ? trace_hardirqs_off+0xb8/0x310 [ 347.737590] Node 0 [ 347.739998] ? kasan_check_read+0x11/0x20 [ 347.744392] Normal: [ 347.746632] ? do_raw_spin_unlock+0xa7/0x2f0 [ 347.750756] 1316*4kB [ 347.753082] ? trace_hardirqs_on+0x310/0x310 [ 347.757488] (ME) [ 347.759926] ? __run_timers+0x7da/0xc70 [ 347.764314] 462*8kB [ 347.766383] ? lock_downgrade+0x900/0x900 [ 347.770334] (UMEH) [ 347.772659] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.776784] 167*16kB [ 347.779018] ? trace_hardirqs_on+0xbd/0x310 [ 347.784107] (UMEH) [ 347.786517] ? kasan_check_read+0x11/0x20 [ 347.790817] 42*32kB [ 347.793049] ? __run_timers+0x7da/0xc70 [ 347.797205] (UMEH) [ 347.799534] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 347.803487] 4*64kB [ 347.805719] ? kasan_check_write+0x14/0x20 [ 347.811158] (UH) [ 347.813418] ? do_raw_spin_lock+0xc1/0x200 [ 347.817627] 1*128kB [ 347.819688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.823900] (U) [ 347.826222] __run_timers+0x7e5/0xc70 [ 347.830434] 0*256kB [ 347.832425] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 347.836195] 1*512kB [ 347.838512] ? lock_acquire+0x1ed/0x520 [ 347.843852] (U) [ 347.846184] ? __hrtimer_run_queues+0x488/0x10d0 [ 347.850144] 0*1024kB [ 347.852119] ? lock_release+0x970/0x970 [ 347.856848] 0*2048kB 0*4096kB [ 347.859265] ? trace_hardirqs_off+0xb8/0x310 [ 347.863220] = 13872kB [ 347.866413] ? do_raw_spin_unlock+0xa7/0x2f0 [ 347.870809] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.873207] ? kasan_check_write+0x14/0x20 [ 347.877598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 347.886437] ? pvclock_read_flags+0x160/0x160 [ 347.890648] 4244 total pagecache pages [ 347.899220] ? lock_downgrade+0x900/0x900 [ 347.903691] 0 pages in swap cache [ 347.907572] ? trace_hardirqs_on+0xbd/0x310 [ 347.911709] Swap cache stats: add 0, delete 0, find 0/0 [ 347.915155] ? kvm_sched_clock_read+0x9/0x20 [ 347.919456] Free swap = 0kB [ 347.924815] ? irq_exit+0x17f/0x1c0 [ 347.929198] Total swap = 0kB [ 347.932215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.935818] 1965979 pages RAM [ 347.938832] ? check_preemption_disabled+0x48/0x200 [ 347.944341] 0 pages HighMem/MovableOnly [ 347.947443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.952433] 342307 pages reserved [ 347.952442] 0 pages cma reserved [ 347.956436] run_timer_softirq+0x52/0xb0 [ 347.962002] aoe: skb alloc failure [ 347.965420] ? __this_cpu_preempt_check+0x1c/0x1f [ 347.968803] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 347.972818] __do_softirq+0x30b/0xad8 [ 347.976340] ksoftirqd/1 cpuset= [ 347.981182] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 347.991462] / mems_allowed=0 [ 348.006669] ? pvclock_read_flags+0x160/0x160 [ 348.011195] ? lapic_next_event+0x5a/0x90 [ 348.015377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.020924] ? clockevents_program_event+0x140/0x370 [ 348.026037] ? kvm_clock_read+0x18/0x30 [ 348.030014] ? kvm_sched_clock_read+0x9/0x20 [ 348.034432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.039970] ? check_preemption_disabled+0x48/0x200 [ 348.044996] irq_exit+0x17f/0x1c0 [ 348.048456] smp_apic_timer_interrupt+0x1cb/0x760 [ 348.053299] ? smp_call_function_single_interrupt+0x159/0x650 [ 348.059186] ? smp_call_function_single_interrupt+0x650/0x650 [ 348.065073] ? interrupt_entry+0xb5/0xf0 [ 348.069133] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.074146] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.079162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.084003] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.089015] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.094047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.099583] ? check_preemption_disabled+0x48/0x200 [ 348.104627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.110173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.115022] apic_timer_interrupt+0xf/0x20 [ 348.119247] [ 348.121487] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 348.126430] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 348.145330] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 348.153042] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 348.160304] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 348.167569] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 348.174834] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 348.182101] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 348.189387] ? trace_hardirqs_on+0xb4/0x310 [ 348.193723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.199265] skb_clone+0x1bb/0x500 [ 348.202827] ? finish_task_switch+0x2f5/0x900 [ 348.207320] ? skb_split+0x11e0/0x11e0 [ 348.211207] ? preempt_notifier_register+0x200/0x200 [ 348.216309] ? __switch_to_asm+0x34/0x70 [ 348.220375] ? __switch_to_asm+0x34/0x70 [ 348.224453] ? __switch_to_asm+0x40/0x70 [ 348.228510] ? __switch_to_asm+0x34/0x70 [ 348.232569] ? __switch_to_asm+0x40/0x70 [ 348.236628] ? __switch_to_asm+0x34/0x70 [ 348.240685] ? __switch_to_asm+0x40/0x70 [ 348.244742] ? __switch_to_asm+0x34/0x70 [ 348.248801] ? __switch_to_asm+0x34/0x70 [ 348.252858] ? __switch_to_asm+0x40/0x70 [ 348.256914] ? __switch_to_asm+0x34/0x70 [ 348.260982] bpf_clone_redirect+0xb9/0x490 [ 348.265218] ? __schedule+0x874/0x1ed0 [ 348.269110] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 348.274129] ? __sched_text_start+0x8/0x8 [ 348.278275] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 348.283034] ? retint_kernel+0x2d/0x2d [ 348.286933] ? lock_acquire+0x1ed/0x520 [ 348.290906] ? bpf_test_run+0x32e/0x5a0 [ 348.294902] ? lock_release+0x970/0x970 [ 348.298909] ? preempt_schedule+0x4d/0x60 [ 348.303058] ? preempt_schedule_common+0x1f/0xd0 [ 348.307815] ? preempt_schedule+0x4d/0x60 [ 348.311961] ? ___preempt_schedule+0x16/0x18 [ 348.316384] ? bpf_test_run+0x1c0/0x5a0 [ 348.320390] ? netlink_diag_dump+0x2a0/0x2a0 [ 348.324809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.330352] ? bpf_test_init.isra.9+0x70/0x100 [ 348.334942] ? bpf_prog_test_run_skb+0x634/0xb40 [ 348.339709] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 348.344555] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 348.350102] ? fput+0x130/0x1a0 [ 348.353402] ? __bpf_prog_get+0x9b/0x290 [ 348.357478] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 348.362318] ? bpf_prog_test_run+0x130/0x1a0 [ 348.366728] ? __x64_sys_bpf+0x3d8/0x510 [ 348.370793] ? bpf_prog_get+0x20/0x20 [ 348.374604] ? do_syscall_64+0x1b9/0x820 [ 348.378666] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 348.384034] ? syscall_return_slowpath+0x5e0/0x5e0 [ 348.388972] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.394002] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 348.399016] ? recalc_sigpending_tsk+0x180/0x180 [ 348.403772] ? kasan_check_write+0x14/0x20 [ 348.408011] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.412862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 348.418237] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 348.418290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 348.425082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.425091] Call Trace: [ 348.431642] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 348.440930] dump_stack+0x1c4/0x2b4 [ 348.443495] syz-executor0 cpuset= [ 348.453975] ? dump_stack_print_info.cold.2+0x52/0x52 [ 348.457574] syz0 [ 348.461029] warn_alloc.cold.119+0xb7/0x1bd [ 348.466195] mems_allowed=0 [ 348.468163] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 348.480286] ? lock_downgrade+0x900/0x900 [ 348.484440] ? trace_hardirqs_off+0xb8/0x310 [ 348.488853] ? trace_hardirqs_off+0xb8/0x310 [ 348.493275] __alloc_pages_slowpath+0x2667/0x2d80 [ 348.498162] ? warn_alloc+0x120/0x120 [ 348.501978] ? rb_erase+0x3710/0x3710 [ 348.505776] ? warn_alloc+0x120/0x120 [ 348.509581] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 348.515390] ? warn_alloc+0x120/0x120 [ 348.519220] ? mark_held_locks+0x130/0x130 [ 348.523458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.528996] ? should_fail+0x22d/0xd01 [ 348.532903] ? put_dec_trunc8+0x273/0x300 [ 348.537055] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.542157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.547690] ? should_fail+0x22d/0xd01 [ 348.551581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.557118] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.562221] ? should_fail+0x22d/0xd01 [ 348.566121] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.571224] ? mark_held_locks+0x130/0x130 [ 348.575463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.581004] ? mark_held_locks+0x130/0x130 [ 348.585243] ? lock_downgrade+0x900/0x900 [ 348.589396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.594942] ? trace_hardirqs_off+0xb8/0x310 [ 348.599347] ? kasan_check_read+0x11/0x20 [ 348.603501] ? do_raw_spin_unlock+0xa7/0x2f0 [ 348.607916] ? trace_hardirqs_on+0x310/0x310 [ 348.612325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.617889] ? wq_watchdog_touch+0x9c/0xfe [ 348.622132] ? io_serial_in+0x11/0x90 [ 348.625941] ? retint_kernel+0x2d/0x2d [ 348.629826] ? trace_hardirqs_on_caller+0xc0/0x310 [ 348.634758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 348.639512] ? trace_hardirqs_off+0x310/0x310 [ 348.644009] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 348.649130] __alloc_pages_nodemask+0xa80/0xde0 [ 348.653808] ? should_fail+0x22d/0xd01 [ 348.657701] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 348.662734] ? ____cache_alloc_node+0x1c7/0x1e0 [ 348.667405] ? lock_downgrade+0x900/0x900 [ 348.671560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.677099] cache_grow_begin+0x91/0x8c0 [ 348.681163] ? do_raw_spin_unlock+0xa7/0x2f0 [ 348.685581] fallback_alloc+0x203/0x2e0 [ 348.689575] ____cache_alloc_node+0x1c7/0x1e0 [ 348.694126] kmem_cache_alloc_node+0xe3/0x730 [ 348.698624] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 348.703736] __alloc_skb+0x119/0x770 [ 348.707450] ? calc_wheel_index+0x220/0x220 [ 348.711774] ? skb_scrub_packet+0x490/0x490 [ 348.716119] ? vprintk_default+0x28/0x30 [ 348.720180] ? vprintk_func+0x85/0x181 [ 348.724066] ? printk+0xa7/0xcf [ 348.727344] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 348.732110] ? trace_hardirqs_off+0xb8/0x310 [ 348.736527] new_skb+0x26/0x1c0 [ 348.739811] aoecmd_cfg+0x279/0x7f0 [ 348.743441] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 348.747768] ? lock_acquire+0x1ed/0x520 [ 348.751767] ? call_timer_fn+0x1db/0x920 [ 348.755863] ? lock_downgrade+0x900/0x900 [ 348.760051] discover_timer+0x50/0x60 [ 348.763851] call_timer_fn+0x272/0x920 [ 348.767738] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.772580] ? process_timeout+0x40/0x40 [ 348.776642] ? kasan_check_read+0x11/0x20 [ 348.780793] ? do_raw_spin_unlock+0xa7/0x2f0 [ 348.785214] ? trace_hardirqs_on+0x310/0x310 [ 348.789625] ? __run_timers+0x7da/0xc70 [ 348.793600] ? lock_downgrade+0x900/0x900 [ 348.797750] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 348.803360] ? trace_hardirqs_on+0xbd/0x310 [ 348.807695] ? kasan_check_read+0x11/0x20 [ 348.811844] ? __run_timers+0x7da/0xc70 [ 348.815816] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 348.821279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.826819] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 348.831665] __run_timers+0x7e5/0xc70 [ 348.835475] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 348.840840] ? lock_downgrade+0x900/0x900 [ 348.845015] ? finish_task_switch+0x1b5/0x900 [ 348.849517] ? trace_hardirqs_on+0xbd/0x310 [ 348.853840] ? kasan_check_read+0x11/0x20 [ 348.857985] ? finish_task_switch+0x1f5/0x900 [ 348.862493] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 348.867946] ? compat_start_thread+0x80/0x80 [ 348.872358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.877925] ? pvclock_read_flags+0x160/0x160 [ 348.882446] ? __switch_to_asm+0x34/0x70 [ 348.886518] ? __switch_to_asm+0x34/0x70 [ 348.890578] ? __switch_to_asm+0x40/0x70 [ 348.894723] ? __switch_to_asm+0x40/0x70 [ 348.898779] ? __switch_to_asm+0x34/0x70 [ 348.902841] ? __switch_to_asm+0x40/0x70 [ 348.906910] ? trace_hardirqs_on+0xbd/0x310 [ 348.911231] ? kvm_sched_clock_read+0x9/0x20 [ 348.915638] ? run_ksoftirqd+0x94/0x100 [ 348.919612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.925152] ? check_preemption_disabled+0x48/0x200 [ 348.930169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.935714] run_timer_softirq+0x52/0xb0 [ 348.939775] ? __this_cpu_preempt_check+0x1c/0x1f [ 348.944618] __do_softirq+0x30b/0xad8 [ 348.948434] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 348.953539] ? trace_hardirqs_off+0xb8/0x310 [ 348.957952] ? schedule+0x108/0x460 [ 348.961587] ? run_ksoftirqd+0x40/0x100 [ 348.965560] ? trace_hardirqs_off+0xb8/0x310 [ 348.969967] ? smpboot_thread_fn+0x68b/0xa00 [ 348.974384] ? trace_hardirqs_on+0x310/0x310 [ 348.978796] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.984334] ? check_preemption_disabled+0x48/0x200 [ 348.989361] ? takeover_tasklets+0xa90/0xa90 [ 348.993781] run_ksoftirqd+0x94/0x100 [ 348.997579] smpboot_thread_fn+0x68b/0xa00 [ 349.001813] ? sort_range+0x30/0x30 [ 349.005440] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 349.010546] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.016087] ? __kthread_parkme+0xfb/0x1a0 [ 349.020321] kthread+0x35a/0x420 [ 349.023686] ? sort_range+0x30/0x30 [ 349.027309] ? kthread_bind+0x40/0x40 [ 349.031108] ret_from_fork+0x3a/0x50 [ 349.034841] warn_alloc_show_mem: 1 callbacks suppressed [ 349.034854] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 349.034856] Mem-Info: [ 349.034887] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 349.034887] active_file:14 inactive_file:15 isolated_file:0 [ 349.034887] unevictable:0 dirty:0 writeback:0 unstable:0 [ 349.034887] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 349.034887] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 349.034887] free:13750 free_pcp:487 free_cma:0 [ 349.040235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 349.047513] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 349.049922] Call Trace: [ 349.082875] Node 0 [ 349.092221] [ 349.119911] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 349.122468] dump_stack+0x1c4/0x2b4 [ 349.124681] lowmem_reserve[]: [ 349.126831] ? dump_stack_print_info.cold.2+0x52/0x52 [ 349.152317] 0 [ 349.155950] warn_alloc.cold.119+0xb7/0x1bd [ 349.159026] 2819 [ 349.164211] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 349.165992] 6323 [ 349.170318] ? lock_downgrade+0x900/0x900 [ 349.172355] 6323 [ 349.177205] ? trace_hardirqs_off+0xb8/0x310 [ 349.183402] ? trace_hardirqs_off+0xb8/0x310 [ 349.185442] Node 0 [ 349.189852] __alloc_pages_slowpath+0x2667/0x2d80 [ 349.194263] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 349.196490] ? warn_alloc+0x120/0x120 [ 349.201293] lowmem_reserve[]: [ 349.228008] ? trace_hardirqs_on+0x310/0x310 [ 349.231807] 0 [ 349.234914] ? warn_alloc+0x120/0x120 [ 349.239300] 0 [ 349.241099] ? warn_alloc+0x120/0x120 [ 349.244879] 3503 [ 349.246678] ? ktime_get+0x2e1/0x440 [ 349.250468] 3503 [ 349.252527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.258280] ? check_preemption_disabled+0x48/0x200 [ 349.263793] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 349.268831] ? kasan_check_read+0x11/0x20 [ 349.268849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.297800] lowmem_reserve[]: 0 [ 349.301988] ? should_fail+0x22d/0xd01 [ 349.307499] 0 [ 349.310778] ? rcu_bh_qs+0xc0/0xc0 [ 349.314653] 0 [ 349.316453] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.319966] 0 [ 349.321774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.326851] Node 0 [ 349.328649] ? should_fail+0x22d/0xd01 [ 349.334158] DMA: 1*4kB [ 349.336416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.340278] (U) [ 349.342860] ? should_fail+0x22d/0xd01 [ 349.347940] 0*8kB [ 349.349913] ? rcu_idle_enter+0x4b0/0x4b0 [ 349.349931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.353815] 0*16kB [ 349.355962] ? mark_held_locks+0x130/0x130 [ 349.360084] 1*32kB [ 349.365185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.367406] (U) [ 349.371636] ? mark_held_locks+0x130/0x130 [ 349.373853] 2*64kB [ 349.379400] ? rcu_irq_exit+0xce/0x100 [ 349.381349] (U) [ 349.385593] ? irq_exit+0xbd/0x1c0 [ 349.387807] 1*128kB [ 349.391690] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 349.393643] (U) [ 349.397182] ? do_raw_spin_unlock+0xa7/0x2f0 [ 349.399483] 1*256kB [ 349.404497] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.406455] (U) [ 349.410863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.413167] 0*512kB [ 349.419044] ? ret_from_intr+0xb/0x1e [ 349.421000] 1*1024kB [ 349.426529] ? retint_kernel+0x2d/0x2d [ 349.428832] (U) [ 349.432629] ? trace_hardirqs_on_caller+0xc0/0x310 [ 349.435017] 1*2048kB [ 349.438899] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 349.440857] (M) [ 349.445783] ? trace_hardirqs_off+0x310/0x310 [ 349.448183] 3*4096kB [ 349.452936] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 349.454888] (M) [ 349.459405] __alloc_pages_nodemask+0xa80/0xde0 [ 349.461799] = 15908kB [ 349.466899] ? should_fail+0x22d/0xd01 [ 349.468862] Node 0 [ 349.473530] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 349.475924] DMA32: [ 349.479821] ? ____cache_alloc_node+0x1c7/0x1e0 [ 349.482215] 5*4kB [ 349.487217] ? lock_downgrade+0x900/0x900 [ 349.489431] (M) [ 349.494096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.496233] 1*8kB [ 349.500385] cache_grow_begin+0x91/0x8c0 [ 349.502338] (M) [ 349.507871] ? do_raw_spin_unlock+0xa7/0x2f0 [ 349.509997] 3*16kB [ 349.514055] fallback_alloc+0x203/0x2e0 [ 349.516011] (M) [ 349.520420] ____cache_alloc_node+0x1c7/0x1e0 [ 349.522638] 4*32kB [ 349.526626] kmem_cache_alloc_node+0xe3/0x730 [ 349.528596] (UM) [ 349.533090] ? ipv6_get_ifaddr+0x42e/0x620 [ 349.535302] 5*64kB [ 349.539792] __alloc_skb+0x119/0x770 [ 349.541833] (M) [ 349.546064] ? skb_scrub_packet+0x490/0x490 [ 349.548282] 5*128kB [ 349.551992] ? lock_downgrade+0x900/0x900 [ 349.553943] (UM) [ 349.558263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.560565] 2*256kB [ 349.564721] ? refcount_sub_and_test_checked+0x203/0x310 [ 349.566770] (M) [ 349.572302] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 349.574613] 4*512kB [ 349.580067] ? addrconf_rs_timer+0x690/0x690 [ 349.582029] (UM) [ 349.587485] ndisc_alloc_skb+0x144/0x340 [ 349.589786] 3*1024kB [ 349.594190] ndisc_send_rs+0x331/0x6e0 [ 349.596230] (UM) [ 349.600289] addrconf_rs_timer+0x314/0x690 [ 349.602677] 3*2048kB [ 349.606558] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.608601] (M) [ 349.612838] call_timer_fn+0x272/0x920 [ 349.615219] 3*4096kB [ 349.619446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.621408] (M) [ 349.625292] ? process_timeout+0x40/0x40 [ 349.627690] = 25228kB [ 349.631922] ? trace_hardirqs_off+0xb8/0x310 [ 349.633873] Node 0 [ 349.637931] ? kasan_check_read+0x11/0x20 [ 349.640330] Normal: [ 349.644733] ? do_raw_spin_unlock+0xa7/0x2f0 [ 349.646949] 1316*4kB [ 349.651094] ? trace_hardirqs_on+0x310/0x310 [ 349.653403] (ME) [ 349.657805] ? __run_timers+0x7da/0xc70 [ 349.660191] 462*8kB [ 349.664619] ? lock_downgrade+0x900/0x900 [ 349.666659] (UMEH) [ 349.670628] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 349.672928] 167*16kB [ 349.677067] ? trace_hardirqs_on+0xbd/0x310 [ 349.679279] (UMEH) [ 349.684404] ? kasan_check_read+0x11/0x20 [ 349.686791] 42*32kB [ 349.691106] ? __run_timers+0x7da/0xc70 [ 349.693592] (UMEH) 4*64kB [ 349.697760] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 349.700058] (UH) [ 349.704026] ? kasan_check_write+0x14/0x20 [ 349.706859] 1*128kB (U) [ 349.712318] ? do_raw_spin_lock+0xc1/0x200 [ 349.714356] 0*256kB [ 349.718597] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.721243] 1*512kB [ 349.725496] __run_timers+0x7e5/0xc70 [ 349.727796] (U) [ 349.732034] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 349.734334] 0*1024kB [ 349.738128] ? lock_acquire+0x1ed/0x520 [ 349.740088] 0*2048kB [ 349.745443] ? __hrtimer_run_queues+0x488/0x10d0 [ 349.747835] 0*4096kB [ 349.751805] ? lock_release+0x970/0x970 [ 349.754197] = 13872kB [ 349.758946] ? trace_hardirqs_off+0xb8/0x310 [ 349.761344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 349.765312] ? do_raw_spin_unlock+0xa7/0x2f0 [ 349.767706] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 349.772103] ? kasan_check_write+0x14/0x20 [ 349.781121] 4244 total pagecache pages [ 349.785541] ? pvclock_read_flags+0x160/0x160 [ 349.794090] 0 pages in swap cache [ 349.798326] ? lock_downgrade+0x900/0x900 [ 349.802201] Swap cache stats: add 0, delete 0, find 0/0 [ 349.806690] ? trace_hardirqs_on+0xbd/0x310 [ 349.810123] Free swap = 0kB [ 349.814277] ? kvm_sched_clock_read+0x9/0x20 [ 349.819614] Total swap = 0kB [ 349.823932] ? irq_exit+0x17f/0x1c0 [ 349.826924] 1965979 pages RAM [ 349.831327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.834324] 0 pages HighMem/MovableOnly [ 349.837946] ? check_preemption_disabled+0x48/0x200 [ 349.841028] 342307 pages reserved [ 349.846575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.850522] 0 pages cma reserved [ 349.855539] run_timer_softirq+0x52/0xb0 [ 349.859017] aoe: skb alloc failure [ 349.864498] ? __this_cpu_preempt_check+0x1c/0x1f [ 349.867902] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 349.871904] __do_softirq+0x30b/0xad8 [ 349.875428] ksoftirqd/1 cpuset= [ 349.880272] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 349.890629] / [ 349.894431] ? pvclock_read_flags+0x160/0x160 [ 349.897691] mems_allowed=0 [ 349.902788] ? lapic_next_event+0x5a/0x90 [ 349.916021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.921560] ? clockevents_program_event+0x140/0x370 [ 349.926669] ? kvm_clock_read+0x18/0x30 [ 349.930642] ? kvm_sched_clock_read+0x9/0x20 [ 349.935051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.940590] ? check_preemption_disabled+0x48/0x200 [ 349.945614] irq_exit+0x17f/0x1c0 [ 349.949087] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.953982] ? smp_call_function_single_interrupt+0x159/0x650 [ 349.959882] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.965768] ? interrupt_entry+0xb5/0xf0 [ 349.969832] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.974845] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.979864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.984707] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.989720] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.994738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.000274] ? check_preemption_disabled+0x48/0x200 [ 350.005292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.010836] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.015684] apic_timer_interrupt+0xf/0x20 [ 350.019909] [ 350.022150] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 350.027088] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 350.046012] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 350.053718] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 350.060984] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 350.068253] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 350.075522] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 350.082789] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 350.090075] ? trace_hardirqs_on+0xb4/0x310 [ 350.094419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.099964] skb_clone+0x1bb/0x500 [ 350.103507] ? finish_task_switch+0x2f5/0x900 [ 350.108000] ? skb_split+0x11e0/0x11e0 [ 350.111891] ? preempt_notifier_register+0x200/0x200 [ 350.116995] ? __switch_to_asm+0x34/0x70 [ 350.121051] ? __switch_to_asm+0x34/0x70 [ 350.125109] ? __switch_to_asm+0x40/0x70 [ 350.129167] ? __switch_to_asm+0x34/0x70 [ 350.133225] ? __switch_to_asm+0x40/0x70 [ 350.137310] ? __switch_to_asm+0x34/0x70 [ 350.141378] ? __switch_to_asm+0x40/0x70 [ 350.145477] ? __switch_to_asm+0x34/0x70 [ 350.149538] ? __switch_to_asm+0x34/0x70 [ 350.153596] ? __switch_to_asm+0x40/0x70 [ 350.157664] ? __switch_to_asm+0x34/0x70 [ 350.161731] bpf_clone_redirect+0xb9/0x490 [ 350.165972] ? __schedule+0x874/0x1ed0 [ 350.169862] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 350.174878] ? __sched_text_start+0x8/0x8 [ 350.179028] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 350.183788] ? retint_kernel+0x2d/0x2d [ 350.187688] ? lock_acquire+0x1ed/0x520 [ 350.191659] ? bpf_test_run+0x32e/0x5a0 [ 350.195654] ? lock_release+0x970/0x970 [ 350.199626] ? preempt_schedule+0x4d/0x60 [ 350.203778] ? preempt_schedule_common+0x1f/0xd0 [ 350.208532] ? preempt_schedule+0x4d/0x60 [ 350.212679] ? ___preempt_schedule+0x16/0x18 [ 350.217092] ? bpf_test_run+0x1c0/0x5a0 [ 350.221076] ? netlink_diag_dump+0x2a0/0x2a0 [ 350.225485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.231019] ? bpf_test_init.isra.9+0x70/0x100 [ 350.235606] ? bpf_prog_test_run_skb+0x634/0xb40 [ 350.240377] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 350.245224] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 350.250775] ? fput+0x130/0x1a0 [ 350.254053] ? __bpf_prog_get+0x9b/0x290 [ 350.258145] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 350.262988] ? bpf_prog_test_run+0x130/0x1a0 [ 350.267415] ? __x64_sys_bpf+0x3d8/0x510 [ 350.271479] ? bpf_prog_get+0x20/0x20 [ 350.275298] ? do_syscall_64+0x1b9/0x820 [ 350.279356] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 350.284739] ? syscall_return_slowpath+0x5e0/0x5e0 [ 350.289677] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.294693] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 350.299709] ? recalc_sigpending_tsk+0x180/0x180 [ 350.304465] ? kasan_check_write+0x14/0x20 [ 350.308707] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.313554] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 350.318942] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 350.318994] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 350.325791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.325800] Call Trace: [ 350.332351] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 350.341643] dump_stack+0x1c4/0x2b4 [ 350.344201] syz-executor0 cpuset= [ 350.354685] ? dump_stack_print_info.cold.2+0x52/0x52 [ 350.358289] syz0 [ 350.361745] warn_alloc.cold.119+0xb7/0x1bd [ 350.366909] mems_allowed=0 [ 350.376150] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 350.381006] ? lock_downgrade+0x900/0x900 [ 350.385156] ? trace_hardirqs_off+0xb8/0x310 [ 350.389567] ? trace_hardirqs_off+0xb8/0x310 [ 350.393981] __alloc_pages_slowpath+0x2667/0x2d80 [ 350.398848] ? warn_alloc+0x120/0x120 [ 350.402649] ? rb_erase+0x3710/0x3710 [ 350.406452] ? warn_alloc+0x120/0x120 [ 350.410259] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 350.416056] ? warn_alloc+0x120/0x120 [ 350.419859] ? mark_held_locks+0x130/0x130 [ 350.424109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.429648] ? should_fail+0x22d/0xd01 [ 350.433535] ? put_dec_trunc8+0x273/0x300 [ 350.437687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.442787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.448325] ? should_fail+0x22d/0xd01 [ 350.452213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.457753] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.462904] ? should_fail+0x22d/0xd01 [ 350.466799] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.471910] ? mark_held_locks+0x130/0x130 [ 350.476142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.481686] ? mark_held_locks+0x130/0x130 [ 350.485926] ? lock_downgrade+0x900/0x900 [ 350.490075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.495613] ? trace_hardirqs_off+0xb8/0x310 [ 350.500018] ? kasan_check_read+0x11/0x20 [ 350.504169] ? do_raw_spin_unlock+0xa7/0x2f0 [ 350.508616] ? trace_hardirqs_on+0x310/0x310 [ 350.513023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.518561] ? wq_watchdog_touch+0x9c/0xfe [ 350.522794] ? io_serial_in+0x11/0x90 [ 350.526597] ? retint_kernel+0x2d/0x2d [ 350.530493] ? trace_hardirqs_on_caller+0xc0/0x310 [ 350.535435] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 350.540212] ? trace_hardirqs_off+0x310/0x310 [ 350.544705] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.549817] __alloc_pages_nodemask+0xa80/0xde0 [ 350.554502] ? should_fail+0x22d/0xd01 [ 350.558398] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 350.563452] ? ____cache_alloc_node+0x1c7/0x1e0 [ 350.568124] ? lock_downgrade+0x900/0x900 [ 350.572278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.577830] cache_grow_begin+0x91/0x8c0 [ 350.581898] ? do_raw_spin_unlock+0xa7/0x2f0 [ 350.586358] fallback_alloc+0x203/0x2e0 [ 350.590365] ____cache_alloc_node+0x1c7/0x1e0 [ 350.594877] kmem_cache_alloc_node+0xe3/0x730 [ 350.599417] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.604531] __alloc_skb+0x119/0x770 [ 350.608261] ? calc_wheel_index+0x220/0x220 [ 350.612584] ? skb_scrub_packet+0x490/0x490 [ 350.616920] ? vprintk_default+0x28/0x30 [ 350.620986] ? vprintk_func+0x85/0x181 [ 350.624875] ? printk+0xa7/0xcf [ 350.628161] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 350.632921] ? trace_hardirqs_off+0xb8/0x310 [ 350.637335] new_skb+0x26/0x1c0 [ 350.640625] aoecmd_cfg+0x279/0x7f0 [ 350.644258] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 350.648581] ? lock_acquire+0x1ed/0x520 [ 350.652560] ? call_timer_fn+0x1db/0x920 [ 350.656619] ? lock_downgrade+0x900/0x900 [ 350.660780] discover_timer+0x50/0x60 [ 350.664583] call_timer_fn+0x272/0x920 [ 350.668471] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.673316] ? process_timeout+0x40/0x40 [ 350.677387] ? kasan_check_read+0x11/0x20 [ 350.681540] ? do_raw_spin_unlock+0xa7/0x2f0 [ 350.685953] ? trace_hardirqs_on+0x310/0x310 [ 350.690365] ? __run_timers+0x7da/0xc70 [ 350.694350] ? lock_downgrade+0x900/0x900 [ 350.698511] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.703618] ? trace_hardirqs_on+0xbd/0x310 [ 350.707935] ? kasan_check_read+0x11/0x20 [ 350.712080] ? __run_timers+0x7da/0xc70 [ 350.716055] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 350.721508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.727048] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 350.731892] __run_timers+0x7e5/0xc70 [ 350.735713] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 350.741077] ? lock_downgrade+0x900/0x900 [ 350.745222] ? finish_task_switch+0x1b5/0x900 [ 350.749719] ? trace_hardirqs_on+0xbd/0x310 [ 350.754035] ? kasan_check_read+0x11/0x20 [ 350.758191] ? finish_task_switch+0x1f5/0x900 [ 350.762687] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 350.768140] ? compat_start_thread+0x80/0x80 [ 350.772565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.778126] ? pvclock_read_flags+0x160/0x160 [ 350.782633] ? __switch_to_asm+0x34/0x70 [ 350.786694] ? __switch_to_asm+0x34/0x70 [ 350.790753] ? __switch_to_asm+0x40/0x70 [ 350.794812] ? __switch_to_asm+0x40/0x70 [ 350.798873] ? __switch_to_asm+0x34/0x70 [ 350.803437] ? __switch_to_asm+0x40/0x70 [ 350.807506] ? trace_hardirqs_on+0xbd/0x310 [ 350.811826] ? kvm_sched_clock_read+0x9/0x20 [ 350.816237] ? run_ksoftirqd+0x94/0x100 [ 350.820212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.825749] ? check_preemption_disabled+0x48/0x200 [ 350.830767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.836325] run_timer_softirq+0x52/0xb0 [ 350.840408] ? __this_cpu_preempt_check+0x1c/0x1f [ 350.845253] __do_softirq+0x30b/0xad8 [ 350.849060] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 350.854165] ? trace_hardirqs_off+0xb8/0x310 [ 350.858575] ? schedule+0x108/0x460 [ 350.862206] ? run_ksoftirqd+0x40/0x100 [ 350.866182] ? trace_hardirqs_off+0xb8/0x310 [ 350.870597] ? smpboot_thread_fn+0x68b/0xa00 [ 350.875007] ? trace_hardirqs_on+0x310/0x310 [ 350.879421] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.884965] ? check_preemption_disabled+0x48/0x200 [ 350.889983] ? takeover_tasklets+0xa90/0xa90 [ 350.894403] run_ksoftirqd+0x94/0x100 [ 350.898219] smpboot_thread_fn+0x68b/0xa00 [ 350.902469] ? sort_range+0x30/0x30 [ 350.906099] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.911211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.916751] ? __kthread_parkme+0xfb/0x1a0 [ 350.920988] kthread+0x35a/0x420 [ 350.924353] ? sort_range+0x30/0x30 [ 350.927986] ? kthread_bind+0x40/0x40 [ 350.931796] ret_from_fork+0x3a/0x50 [ 350.935519] warn_alloc_show_mem: 1 callbacks suppressed [ 350.935531] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 350.935533] Mem-Info: [ 350.935562] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 350.935562] active_file:14 inactive_file:15 isolated_file:0 [ 350.935562] unevictable:0 dirty:0 writeback:0 unstable:0 [ 350.935562] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 350.935562] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 350.935562] free:13750 free_pcp:487 free_cma:0 [ 350.940904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.940913] Call Trace: [ 350.948203] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 350.950605] [ 350.983560] Node 0 [ 350.992923] dump_stack+0x1c4/0x2b4 [ 350.995509] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 351.023149] ? dump_stack_print_info.cold.2+0x52/0x52 [ 351.025280] lowmem_reserve[]: [ 351.027522] warn_alloc.cold.119+0xb7/0x1bd [ 351.031122] 0 [ 351.056623] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 351.061792] 2819 [ 351.064895] ? lock_downgrade+0x900/0x900 [ 351.069205] 6323 [ 351.071011] ? trace_hardirqs_off+0xb8/0x310 [ 351.075826] 6323 [ 351.077893] ? trace_hardirqs_off+0xb8/0x310 [ 351.084088] __alloc_pages_slowpath+0x2667/0x2d80 [ 351.088474] Node 0 [ 351.090553] ? warn_alloc+0x120/0x120 [ 351.094954] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 351.099770] ? trace_hardirqs_on+0x310/0x310 [ 351.101983] lowmem_reserve[]: [ 351.105784] ? warn_alloc+0x120/0x120 [ 351.132565] 0 0 [ 351.136990] ? warn_alloc+0x120/0x120 [ 351.140070] 3503 [ 351.143869] ? ktime_get+0x2e1/0x440 [ 351.145821] 3503 [ 351.149622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.155384] ? check_preemption_disabled+0x48/0x200 [ 351.157420] Node 0 [ 351.162955] ? kasan_check_read+0x11/0x20 [ 351.167982] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 351.170189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.174318] lowmem_reserve[]: [ 351.202685] ? should_fail+0x22d/0xd01 [ 351.208200] 0 [ 351.211306] ? rcu_bh_qs+0xc0/0xc0 [ 351.215167] 0 [ 351.216969] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.220484] 0 [ 351.222288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.227377] 0 [ 351.229189] ? should_fail+0x22d/0xd01 [ 351.236497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.240358] Node 0 [ 351.245480] ? should_fail+0x22d/0xd01 [ 351.245489] DMA: [ 351.247725] ? rcu_idle_enter+0x4b0/0x4b0 [ 351.251587] 1*4kB [ 351.253647] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.257771] (U) [ 351.259916] ? mark_held_locks+0x130/0x130 [ 351.259935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.265014] 0*8kB [ 351.266984] ? mark_held_locks+0x130/0x130 [ 351.271211] 0*16kB [ 351.276740] ? rcu_irq_exit+0xce/0x100 [ 351.278870] 1*32kB [ 351.283103] ? irq_exit+0xbd/0x1c0 [ 351.285321] (U) [ 351.289220] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 351.291434] 2*64kB [ 351.294968] ? do_raw_spin_unlock+0xa7/0x2f0 [ 351.296925] (U) [ 351.301942] ? smp_call_function_single_interrupt+0x650/0x650 [ 351.304154] 1*128kB [ 351.308561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.310515] (U) [ 351.316407] ? ret_from_intr+0xb/0x1e [ 351.318709] 1*256kB [ 351.324241] ? retint_kernel+0x2d/0x2d [ 351.326196] (U) [ 351.329997] ? trace_hardirqs_on_caller+0xc0/0x310 [ 351.332317] 0*512kB [ 351.336203] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 351.338154] 1*1024kB [ 351.343086] ? trace_hardirqs_off+0x310/0x310 [ 351.345391] (U) [ 351.350146] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 351.352541] 1*2048kB [ 351.357045] __alloc_pages_nodemask+0xa80/0xde0 [ 351.358993] (M) [ 351.364114] ? should_fail+0x22d/0xd01 [ 351.366508] 3*4096kB [ 351.371174] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 351.373130] (M) [ 351.377028] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.379399] = 15908kB [ 351.379408] Node 0 [ 351.384425] ? lock_downgrade+0x900/0x900 [ 351.386384] DMA32: [ 351.391059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.393450] 5*4kB [ 351.395682] cache_grow_begin+0x91/0x8c0 [ 351.399809] (M) [ 351.402064] ? do_raw_spin_unlock+0xa7/0x2f0 [ 351.407572] 1*8kB (M) [ 351.409734] fallback_alloc+0x203/0x2e0 [ 351.413774] 3*16kB [ 351.415753] ____cache_alloc_node+0x1c7/0x1e0 [ 351.420139] (M) [ 351.422643] kmem_cache_alloc_node+0xe3/0x730 [ 351.426596] 4*32kB [ 351.428833] ? ipv6_get_ifaddr+0x42e/0x620 [ 351.433302] (UM) [ 351.435278] __alloc_skb+0x119/0x770 [ 351.439747] 5*64kB [ 351.441988] ? skb_scrub_packet+0x490/0x490 [ 351.446200] (M) [ 351.448282] ? lock_downgrade+0x900/0x900 [ 351.451971] 5*128kB [ 351.454205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.458500] (UM) [ 351.460475] ? refcount_sub_and_test_checked+0x203/0x310 [ 351.464600] 2*256kB [ 351.466922] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 351.472436] (M) [ 351.474496] ? addrconf_rs_timer+0x690/0x690 [ 351.479927] 4*512kB [ 351.482253] ndisc_alloc_skb+0x144/0x340 [ 351.487691] (UM) [ 351.489665] ndisc_send_rs+0x331/0x6e0 [ 351.494053] 3*1024kB [ 351.496382] addrconf_rs_timer+0x314/0x690 [ 351.500434] (UM) [ 351.502492] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.506356] 3*2048kB [ 351.508774] call_timer_fn+0x272/0x920 [ 351.512979] (M) [ 351.515042] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.519254] 3*4096kB [ 351.521658] ? process_timeout+0x40/0x40 [ 351.525522] (M) [ 351.527495] ? trace_hardirqs_off+0xb8/0x310 [ 351.531704] = 25228kB [ 351.534108] ? kasan_check_read+0x11/0x20 [ 351.538147] Node 0 [ 351.540125] ? do_raw_spin_unlock+0xa7/0x2f0 [ 351.544509] Normal: [ 351.546919] ? trace_hardirqs_on+0x310/0x310 [ 351.551046] 1316*4kB [ 351.553280] ? __run_timers+0x7da/0xc70 [ 351.557672] (ME) [ 351.559994] ? lock_downgrade+0x900/0x900 [ 351.564379] 462*8kB (UMEH) [ 351.566803] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 351.570752] 167*16kB [ 351.572812] ? trace_hardirqs_on+0xbd/0x310 [ 351.576935] (UMEH) [ 351.579879] ? kasan_check_read+0x11/0x20 [ 351.584971] 42*32kB [ 351.587388] ? __run_timers+0x7da/0xc70 [ 351.591690] (UMEH) [ 351.593926] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 351.598062] 4*64kB [ 351.600388] ? kasan_check_write+0x14/0x20 [ 351.604352] (UH) [ 351.606607] ? do_raw_spin_lock+0xc1/0x200 [ 351.612050] 1*128kB [ 351.614285] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.618492] (U) [ 351.620551] __run_timers+0x7e5/0xc70 [ 351.624766] 0*256kB [ 351.627090] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 351.631299] 1*512kB [ 351.633269] ? lock_acquire+0x1ed/0x520 [ 351.637043] (U) [ 351.639364] ? __hrtimer_run_queues+0x488/0x10d0 [ 351.644721] 0*1024kB [ 351.647042] ? lock_release+0x970/0x970 [ 351.650992] 0*2048kB [ 351.652965] ? trace_hardirqs_off+0xb8/0x310 [ 351.657694] 0*4096kB = 13872kB [ 351.660121] ? do_raw_spin_unlock+0xa7/0x2f0 [ 351.664076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 351.666476] ? kasan_check_write+0x14/0x20 [ 351.670868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 351.674055] ? pvclock_read_flags+0x160/0x160 [ 351.678442] 4244 total pagecache pages [ 351.687272] ? lock_downgrade+0x900/0x900 [ 351.691487] 0 pages in swap cache [ 351.700541] ? trace_hardirqs_on+0xbd/0x310 [ 351.705018] Swap cache stats: add 0, delete 0, find 0/0 [ 351.708905] ? kvm_sched_clock_read+0x9/0x20 [ 351.713033] Free swap = 0kB [ 351.716508] ? irq_exit+0x17f/0x1c0 [ 351.720810] Total swap = 0kB [ 351.726173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.730560] 1965979 pages RAM [ 351.733581] ? check_preemption_disabled+0x48/0x200 [ 351.737182] 0 pages HighMem/MovableOnly [ 351.740198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.745713] 342307 pages reserved [ 351.748817] run_timer_softirq+0x52/0xb0 [ 351.753810] 0 pages cma reserved [ 351.757782] ? __this_cpu_preempt_check+0x1c/0x1f [ 351.763342] aoe: skb alloc failure [ 351.766736] __do_softirq+0x30b/0xad8 [ 351.766758] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 351.770826] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 351.774163] ? pvclock_read_flags+0x160/0x160 [ 351.778977] ksoftirqd/1 cpuset=/ [ 351.782540] ? lapic_next_event+0x5a/0x90 [ 351.786320] mems_allowed=0 [ 351.791423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.822133] ? clockevents_program_event+0x140/0x370 [ 351.827255] ? kvm_clock_read+0x18/0x30 [ 351.831242] ? kvm_sched_clock_read+0x9/0x20 [ 351.835649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.841207] ? check_preemption_disabled+0x48/0x200 [ 351.846231] irq_exit+0x17f/0x1c0 [ 351.849691] smp_apic_timer_interrupt+0x1cb/0x760 [ 351.854533] ? smp_call_function_single_interrupt+0x159/0x650 [ 351.860446] ? smp_call_function_single_interrupt+0x650/0x650 [ 351.866504] ? interrupt_entry+0xb5/0xf0 [ 351.870570] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.875585] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.880604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.885448] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.890462] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.895480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.901020] ? check_preemption_disabled+0x48/0x200 [ 351.906035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.911577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.916432] apic_timer_interrupt+0xf/0x20 [ 351.920668] [ 351.922908] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 351.927842] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 351.946744] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 351.954468] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 351.961732] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 351.968999] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 351.976264] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 351.983528] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 351.990818] ? trace_hardirqs_on+0xb4/0x310 [ 351.995159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.000703] skb_clone+0x1bb/0x500 [ 352.004246] ? finish_task_switch+0x2f5/0x900 [ 352.008742] ? skb_split+0x11e0/0x11e0 [ 352.012634] ? preempt_notifier_register+0x200/0x200 [ 352.017733] ? __switch_to_asm+0x34/0x70 [ 352.021793] ? __switch_to_asm+0x34/0x70 [ 352.025847] ? __switch_to_asm+0x40/0x70 [ 352.029901] ? __switch_to_asm+0x34/0x70 [ 352.033961] ? __switch_to_asm+0x40/0x70 [ 352.038017] ? __switch_to_asm+0x34/0x70 [ 352.042075] ? __switch_to_asm+0x40/0x70 [ 352.046136] ? __switch_to_asm+0x34/0x70 [ 352.050196] ? __switch_to_asm+0x34/0x70 [ 352.054250] ? __switch_to_asm+0x40/0x70 [ 352.058304] ? __switch_to_asm+0x34/0x70 [ 352.062392] bpf_clone_redirect+0xb9/0x490 [ 352.066679] ? __schedule+0x874/0x1ed0 [ 352.070572] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 352.075589] ? __sched_text_start+0x8/0x8 [ 352.079752] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 352.084523] ? retint_kernel+0x2d/0x2d [ 352.088433] ? lock_acquire+0x1ed/0x520 [ 352.092458] ? bpf_test_run+0x32e/0x5a0 [ 352.096437] ? lock_release+0x970/0x970 [ 352.100415] ? preempt_schedule+0x4d/0x60 [ 352.104566] ? preempt_schedule_common+0x1f/0xd0 [ 352.109325] ? preempt_schedule+0x4d/0x60 [ 352.113470] ? ___preempt_schedule+0x16/0x18 [ 352.117884] ? bpf_test_run+0x1c0/0x5a0 [ 352.121864] ? netlink_diag_dump+0x2a0/0x2a0 [ 352.126272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.131810] ? bpf_test_init.isra.9+0x70/0x100 [ 352.136408] ? bpf_prog_test_run_skb+0x634/0xb40 [ 352.141170] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 352.146023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 352.151572] ? fput+0x130/0x1a0 [ 352.154851] ? __bpf_prog_get+0x9b/0x290 [ 352.158914] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 352.163755] ? bpf_prog_test_run+0x130/0x1a0 [ 352.168163] ? __x64_sys_bpf+0x3d8/0x510 [ 352.172226] ? bpf_prog_get+0x20/0x20 [ 352.176044] ? do_syscall_64+0x1b9/0x820 [ 352.180104] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 352.185470] ? syscall_return_slowpath+0x5e0/0x5e0 [ 352.190413] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.195431] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 352.200445] ? recalc_sigpending_tsk+0x180/0x180 [ 352.205201] ? kasan_check_write+0x14/0x20 [ 352.209438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.214321] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 352.219694] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 352.219748] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 352.226552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.226556] Call Trace: [ 352.226578] dump_stack+0x1c4/0x2b4 [ 352.226597] ? dump_stack_print_info.cold.2+0x52/0x52 [ 352.233120] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 352.242426] warn_alloc.cold.119+0xb7/0x1bd [ 352.244994] syz-executor0 cpuset= [ 352.248620] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 352.253792] syz0 [ 352.264276] ? lock_downgrade+0x900/0x900 [ 352.268577] mems_allowed=0 [ 352.272023] ? trace_hardirqs_off+0xb8/0x310 [ 352.290342] ? trace_hardirqs_off+0xb8/0x310 [ 352.294782] __alloc_pages_slowpath+0x2667/0x2d80 [ 352.299646] ? warn_alloc+0x120/0x120 [ 352.303474] ? rb_erase+0x3710/0x3710 [ 352.307275] ? warn_alloc+0x120/0x120 [ 352.311078] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 352.316888] ? warn_alloc+0x120/0x120 [ 352.320711] ? mark_held_locks+0x130/0x130 [ 352.324949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.330493] ? should_fail+0x22d/0xd01 [ 352.334385] ? put_dec_trunc8+0x273/0x300 [ 352.338537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.343640] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.349174] ? should_fail+0x22d/0xd01 [ 352.353099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.358639] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.363762] ? should_fail+0x22d/0xd01 [ 352.367652] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.372756] ? mark_held_locks+0x130/0x130 [ 352.376996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.382533] ? mark_held_locks+0x130/0x130 [ 352.386763] ? lock_downgrade+0x900/0x900 [ 352.390930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.396468] ? trace_hardirqs_off+0xb8/0x310 [ 352.400873] ? kasan_check_read+0x11/0x20 [ 352.405033] ? do_raw_spin_unlock+0xa7/0x2f0 [ 352.409442] ? trace_hardirqs_on+0x310/0x310 [ 352.413847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.419390] ? wq_watchdog_touch+0x9c/0xfe [ 352.423630] ? io_serial_in+0x11/0x90 [ 352.427432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.432973] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 352.438082] __alloc_pages_nodemask+0xa80/0xde0 [ 352.442756] ? should_fail+0x22d/0xd01 [ 352.446648] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 352.451667] ? kasan_check_write+0x14/0x20 [ 352.455927] ? ____cache_alloc_node+0x1c7/0x1e0 [ 352.460594] ? lock_downgrade+0x900/0x900 [ 352.464753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.470296] cache_grow_begin+0x91/0x8c0 [ 352.474358] ? do_raw_spin_unlock+0xa7/0x2f0 [ 352.478784] fallback_alloc+0x203/0x2e0 [ 352.482762] ____cache_alloc_node+0x1c7/0x1e0 [ 352.487260] kmem_cache_alloc_node+0xe3/0x730 [ 352.491764] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 352.496871] __alloc_skb+0x119/0x770 [ 352.500592] ? calc_wheel_index+0x220/0x220 [ 352.504919] ? skb_scrub_packet+0x490/0x490 [ 352.509247] ? vprintk_default+0x28/0x30 [ 352.513311] ? vprintk_func+0x85/0x181 [ 352.517209] ? printk+0xa7/0xcf [ 352.520485] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 352.525244] ? trace_hardirqs_off+0xb8/0x310 [ 352.529654] new_skb+0x26/0x1c0 [ 352.532937] aoecmd_cfg+0x279/0x7f0 [ 352.536573] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 352.540902] ? lock_acquire+0x1ed/0x520 [ 352.544876] ? call_timer_fn+0x1db/0x920 [ 352.548957] ? lock_downgrade+0x900/0x900 [ 352.553119] discover_timer+0x50/0x60 [ 352.556928] call_timer_fn+0x272/0x920 [ 352.560825] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 352.565668] ? process_timeout+0x40/0x40 [ 352.569726] ? kasan_check_read+0x11/0x20 [ 352.573880] ? do_raw_spin_unlock+0xa7/0x2f0 [ 352.578297] ? trace_hardirqs_on+0x310/0x310 [ 352.582714] ? __run_timers+0x7da/0xc70 [ 352.586689] ? lock_downgrade+0x900/0x900 [ 352.590841] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 352.595949] ? trace_hardirqs_on+0xbd/0x310 [ 352.600266] ? kasan_check_read+0x11/0x20 [ 352.604417] ? __run_timers+0x7da/0xc70 [ 352.608405] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 352.613861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.619419] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 352.624274] __run_timers+0x7e5/0xc70 [ 352.628090] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 352.633473] ? lock_downgrade+0x900/0x900 [ 352.637627] ? finish_task_switch+0x1b5/0x900 [ 352.642124] ? trace_hardirqs_on+0xbd/0x310 [ 352.646446] ? kasan_check_read+0x11/0x20 [ 352.650596] ? finish_task_switch+0x1f5/0x900 [ 352.655094] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 352.660542] ? compat_start_thread+0x80/0x80 [ 352.664961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.670514] ? pvclock_read_flags+0x160/0x160 [ 352.675011] ? __switch_to_asm+0x34/0x70 [ 352.679078] ? __switch_to_asm+0x34/0x70 [ 352.683135] ? __switch_to_asm+0x40/0x70 [ 352.687192] ? __switch_to_asm+0x40/0x70 [ 352.691268] ? __switch_to_asm+0x34/0x70 [ 352.695336] ? __switch_to_asm+0x40/0x70 [ 352.699432] ? trace_hardirqs_on+0xbd/0x310 [ 352.703753] ? kvm_sched_clock_read+0x9/0x20 [ 352.708184] ? run_ksoftirqd+0x94/0x100 [ 352.712175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.717713] ? check_preemption_disabled+0x48/0x200 [ 352.722726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.728279] run_timer_softirq+0x52/0xb0 [ 352.732347] ? __this_cpu_preempt_check+0x1c/0x1f [ 352.737198] __do_softirq+0x30b/0xad8 [ 352.741012] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 352.746113] ? trace_hardirqs_off+0xb8/0x310 [ 352.750531] ? schedule+0x108/0x460 [ 352.754171] ? run_ksoftirqd+0x40/0x100 [ 352.758159] ? trace_hardirqs_off+0xb8/0x310 [ 352.762566] ? smpboot_thread_fn+0x68b/0xa00 [ 352.766979] ? trace_hardirqs_on+0x310/0x310 [ 352.771404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.776972] ? check_preemption_disabled+0x48/0x200 [ 352.781990] ? takeover_tasklets+0xa90/0xa90 [ 352.786410] run_ksoftirqd+0x94/0x100 [ 352.790210] smpboot_thread_fn+0x68b/0xa00 [ 352.794445] ? sort_range+0x30/0x30 [ 352.798086] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 352.803706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.809253] ? __kthread_parkme+0xfb/0x1a0 [ 352.813489] kthread+0x35a/0x420 [ 352.816854] ? sort_range+0x30/0x30 [ 352.820492] ? kthread_bind+0x40/0x40 [ 352.824292] ret_from_fork+0x3a/0x50 [ 352.828010] warn_alloc_show_mem: 1 callbacks suppressed [ 352.828022] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 352.828024] Mem-Info: [ 352.828055] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 352.828055] active_file:14 inactive_file:15 isolated_file:0 [ 352.828055] unevictable:0 dirty:0 writeback:0 unstable:0 [ 352.828055] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 352.828055] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 352.828055] free:13750 free_pcp:487 free_cma:0 [ 352.833406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.840683] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 352.843083] Call Trace: [ 352.876072] Node 0 [ 352.885426] [ 352.913109] 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 [ 352.915671] dump_stack+0x1c4/0x2b4 [ 352.917880] lowmem_reserve[]: [ 352.920034] ? dump_stack_print_info.cold.2+0x52/0x52 [ 352.945515] 0 [ 352.949148] warn_alloc.cold.119+0xb7/0x1bd [ 352.952227] 2819 [ 352.957419] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 352.959195] 6323 [ 352.963512] ? lock_downgrade+0x900/0x900 [ 352.965556] 6323 [ 352.970411] ? trace_hardirqs_off+0xb8/0x310 [ 352.976595] ? trace_hardirqs_off+0xb8/0x310 [ 352.978638] Node 0 [ 352.983043] __alloc_pages_slowpath+0x2667/0x2d80 [ 352.987454] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 352.989677] ? warn_alloc+0x120/0x120 [ 352.994484] lowmem_reserve[]: [ 353.021195] ? warn_alloc+0x120/0x120 [ 353.024978] 0 [ 353.028082] ? warn_alloc+0x120/0x120 [ 353.031857] 0 [ 353.033655] ? mark_held_locks+0x130/0x130 [ 353.037430] 3503 [ 353.039235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.043442] 3503 [ 353.045510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.053088] ? should_fail+0x22d/0xd01 [ 353.058603] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 353.062533] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.062551] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.091498] lowmem_reserve[]: 0 [ 353.096621] ? should_fail+0x22d/0xd01 [ 353.102137] 0 [ 353.105421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.109301] 0 [ 353.111102] ? should_fail+0x22d/0xd01 [ 353.116190] 0 [ 353.117993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.123655] ? mark_held_locks+0x130/0x130 [ 353.128735] Node 0 DMA: [ 353.132965] ? mark_held_locks+0x130/0x130 [ 353.132983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.135634] 1*4kB [ 353.139866] ? trace_hardirqs_off+0xb8/0x310 [ 353.145393] (U) [ 353.147545] ? kasan_check_read+0x11/0x20 [ 353.151931] 0*8kB [ 353.153905] ? do_raw_spin_unlock+0xa7/0x2f0 [ 353.158032] 0*16kB [ 353.160181] ? trace_hardirqs_on+0x310/0x310 [ 353.164569] 1*32kB [ 353.166803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.171187] (U) [ 353.173435] ? wq_watchdog_touch+0x9c/0xfe [ 353.178962] 2*64kB [ 353.180938] ? io_serial_in+0x11/0x90 [ 353.185146] (U) [ 353.187407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.191178] 1*128kB [ 353.193154] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 353.198684] (U) [ 353.201019] __alloc_pages_nodemask+0xa80/0xde0 [ 353.206104] 1*256kB [ 353.208076] ? should_fail+0x22d/0xd01 [ 353.212720] (U) [ 353.215046] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 353.218913] 0*512kB [ 353.220899] ? ____cache_alloc_node+0x1c7/0x1e0 [ 353.225931] 1*1024kB [ 353.228250] ? lock_downgrade+0x900/0x900 [ 353.232901] (U) [ 353.235324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.239448] 1*2048kB [ 353.241426] cache_grow_begin+0x91/0x8c0 [ 353.246938] (M) [ 353.249344] ? do_raw_spin_unlock+0xa7/0x2f0 [ 353.253409] 3*4096kB [ 353.255402] fallback_alloc+0x203/0x2e0 [ 353.259782] (M) [ 353.262191] ____cache_alloc_node+0x1c7/0x1e0 [ 353.266141] = 15908kB [ 353.268116] kmem_cache_alloc_node+0xe3/0x730 [ 353.272589] Node 0 [ 353.274995] ? ipv6_get_ifaddr+0x42e/0x620 [ 353.279464] DMA32: [ 353.281703] __alloc_skb+0x119/0x770 [ 353.285914] 5*4kB [ 353.288157] ? skb_scrub_packet+0x490/0x490 [ 353.291850] (M) [ 353.294002] ? lock_downgrade+0x900/0x900 [ 353.298299] 1*8kB [ 353.300269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.304398] (M) 3*16kB (M) [ 353.306563] ? refcount_sub_and_test_checked+0x203/0x310 [ 353.312079] 4*32kB [ 353.315009] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 353.320433] (UM) [ 353.322669] ? addrconf_rs_timer+0x690/0x690 [ 353.328087] 5*64kB (M) [ 353.330162] ndisc_alloc_skb+0x144/0x340 [ 353.334546] 5*128kB [ 353.337125] ndisc_send_rs+0x331/0x6e0 [ 353.341169] (UM) [ 353.343490] addrconf_rs_timer+0x314/0x690 [ 353.347380] 2*256kB [ 353.349449] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 353.353663] (M) [ 353.355992] call_timer_fn+0x272/0x920 [ 353.360201] 4*512kB [ 353.362173] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 353.366034] (UM) [ 353.368355] ? process_timeout+0x40/0x40 [ 353.372573] 3*1024kB [ 353.374638] ? trace_hardirqs_off+0xb8/0x310 [ 353.378675] (UM) [ 353.381079] ? kasan_check_read+0x11/0x20 [ 353.385465] 3*2048kB [ 353.387526] ? do_raw_spin_unlock+0xa7/0x2f0 [ 353.391646] (M) [ 353.394055] ? trace_hardirqs_on+0x310/0x310 [ 353.398452] 3*4096kB [ 353.400448] ? __run_timers+0x7da/0xc70 [ 353.404834] (M) [ 353.407242] ? lock_downgrade+0x900/0x900 [ 353.411195] = 25228kB [ 353.413171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 353.417297] Node 0 [ 353.419708] ? trace_hardirqs_on+0xbd/0x310 [ 353.424794] Normal: [ 353.427041] ? kasan_check_read+0x11/0x20 [ 353.431345] 1316*4kB [ 353.433676] ? __run_timers+0x7da/0xc70 [ 353.437799] (ME) [ 353.440205] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 353.444177] 462*8kB [ 353.446235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.451661] (UMEH) [ 353.453987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 353.459501] 167*16kB [ 353.461774] __run_timers+0x7e5/0xc70 [ 353.465986] (UMEH) [ 353.468416] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 353.472183] 42*32kB [ 353.474422] ? lock_acquire+0x1ed/0x520 [ 353.479761] (UMEH) [ 353.482082] ? __hrtimer_run_queues+0x488/0x10d0 [ 353.486034] 4*64kB [ 353.488263] ? lock_release+0x970/0x970 [ 353.493007] (UH) [ 353.495240] ? trace_hardirqs_off+0xb8/0x310 [ 353.499190] 1*128kB [ 353.501251] ? do_raw_spin_unlock+0xa7/0x2f0 [ 353.505629] (U) 0*256kB [ 353.507957] ? kasan_check_write+0x14/0x20 [ 353.512342] 1*512kB [ 353.515013] ? pvclock_read_flags+0x160/0x160 [ 353.519223] (U) [ 353.521555] ? lock_downgrade+0x900/0x900 [ 353.526025] 0*1024kB [ 353.528005] ? trace_hardirqs_on+0xbd/0x310 [ 353.532126] 0*2048kB 0*4096kB [ 353.534543] ? kvm_sched_clock_read+0x9/0x20 [ 353.538838] = 13872kB [ 353.542026] ? irq_exit+0x17f/0x1c0 [ 353.546427] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 353.548829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.552437] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 353.561264] ? check_preemption_disabled+0x48/0x200 [ 353.566776] 4244 total pagecache pages [ 353.575345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.580337] 0 pages in swap cache [ 353.584222] run_timer_softirq+0x52/0xb0 [ 353.589737] Swap cache stats: add 0, delete 0, find 0/0 [ 353.593182] ? __this_cpu_preempt_check+0x1c/0x1f [ 353.597216] Free swap = 0kB [ 353.602575] __do_softirq+0x30b/0xad8 [ 353.607410] Total swap = 0kB [ 353.610434] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 353.614211] 1965979 pages RAM [ 353.617224] ? pvclock_read_flags+0x160/0x160 [ 353.622304] 0 pages HighMem/MovableOnly [ 353.625413] ? lapic_next_event+0x5a/0x90 [ 353.629883] 342307 pages reserved [ 353.633852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.637979] 0 pages cma reserved [ 353.641433] ? clockevents_program_event+0x140/0x370 [ 353.647012] aoe: skb alloc failure [ 353.650331] ? kvm_clock_read+0x18/0x30 [ 353.655439] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 353.658953] ? kvm_sched_clock_read+0x9/0x20 [ 353.662911] ksoftirqd/1 cpuset= [ 353.673219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.677601] / [ 353.680884] ? check_preemption_disabled+0x48/0x200 [ 353.686407] mems_allowed=0 [ 353.696510] irq_exit+0x17f/0x1c0 [ 353.699969] smp_apic_timer_interrupt+0x1cb/0x760 [ 353.704820] ? smp_call_function_single_interrupt+0x159/0x650 [ 353.710706] ? smp_call_function_single_interrupt+0x650/0x650 [ 353.716590] ? interrupt_entry+0xb5/0xf0 [ 353.720654] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.725669] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.730684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.735530] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.740544] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.745561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.751105] ? check_preemption_disabled+0x48/0x200 [ 353.756123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.761671] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.766522] apic_timer_interrupt+0xf/0x20 [ 353.770748] [ 353.772986] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 353.777916] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 353.796816] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 353.804522] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 353.811791] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 353.819055] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 353.826323] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 353.833588] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 353.840872] ? trace_hardirqs_on+0xb4/0x310 [ 353.845204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.850748] skb_clone+0x1bb/0x500 [ 353.854290] ? finish_task_switch+0x2f5/0x900 [ 353.858789] ? skb_split+0x11e0/0x11e0 [ 353.862677] ? preempt_notifier_register+0x200/0x200 [ 353.867778] ? __switch_to_asm+0x34/0x70 [ 353.871856] ? __switch_to_asm+0x34/0x70 [ 353.875913] ? __switch_to_asm+0x40/0x70 [ 353.879970] ? __switch_to_asm+0x34/0x70 [ 353.884030] ? __switch_to_asm+0x40/0x70 [ 353.888088] ? __switch_to_asm+0x34/0x70 [ 353.892149] ? __switch_to_asm+0x40/0x70 [ 353.896211] ? __switch_to_asm+0x34/0x70 [ 353.900278] ? __switch_to_asm+0x34/0x70 [ 353.904338] ? __switch_to_asm+0x40/0x70 [ 353.908410] ? __switch_to_asm+0x34/0x70 [ 353.912488] bpf_clone_redirect+0xb9/0x490 [ 353.916726] ? __schedule+0x874/0x1ed0 [ 353.920617] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 353.925633] ? __sched_text_start+0x8/0x8 [ 353.929793] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 353.934550] ? retint_kernel+0x2d/0x2d [ 353.938450] ? lock_acquire+0x1ed/0x520 [ 353.942426] ? bpf_test_run+0x32e/0x5a0 [ 353.946417] ? lock_release+0x970/0x970 [ 353.950404] ? preempt_schedule+0x4d/0x60 [ 353.954560] ? preempt_schedule_common+0x1f/0xd0 [ 353.959318] ? preempt_schedule+0x4d/0x60 [ 353.963466] ? ___preempt_schedule+0x16/0x18 [ 353.967877] ? bpf_test_run+0x1c0/0x5a0 [ 353.971857] ? netlink_diag_dump+0x2a0/0x2a0 [ 353.976270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.981808] ? bpf_test_init.isra.9+0x70/0x100 [ 353.986407] ? bpf_prog_test_run_skb+0x634/0xb40 [ 353.991166] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 353.996011] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 354.001549] ? fput+0x130/0x1a0 [ 354.004827] ? __bpf_prog_get+0x9b/0x290 [ 354.008891] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 354.013731] ? bpf_prog_test_run+0x130/0x1a0 [ 354.018141] ? __x64_sys_bpf+0x3d8/0x510 [ 354.022199] ? bpf_prog_get+0x20/0x20 [ 354.026012] ? do_syscall_64+0x1b9/0x820 [ 354.030070] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 354.035439] ? syscall_return_slowpath+0x5e0/0x5e0 [ 354.040376] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.045417] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 354.050433] ? recalc_sigpending_tsk+0x180/0x180 [ 354.055189] ? kasan_check_write+0x14/0x20 [ 354.059432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.064281] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 354.069659] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 354.069732] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 354.076511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.076515] Call Trace: [ 354.076537] dump_stack+0x1c4/0x2b4 [ 354.076556] ? dump_stack_print_info.cold.2+0x52/0x52 [ 354.083072] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 354.092400] warn_alloc.cold.119+0xb7/0x1bd [ 354.094965] syz-executor0 cpuset= [ 354.098587] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 354.103750] syz0 [ 354.114231] ? lock_downgrade+0x900/0x900 [ 354.118530] mems_allowed=0 [ 354.121976] ? trace_hardirqs_off+0xb8/0x310 [ 354.140218] ? trace_hardirqs_off+0xb8/0x310 [ 354.144642] __alloc_pages_slowpath+0x2667/0x2d80 [ 354.149508] ? warn_alloc+0x120/0x120 [ 354.153315] ? rb_erase+0x3710/0x3710 [ 354.157118] ? warn_alloc+0x120/0x120 [ 354.160930] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 354.166742] ? warn_alloc+0x120/0x120 [ 354.170579] ? mark_held_locks+0x130/0x130 [ 354.174821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.180361] ? should_fail+0x22d/0xd01 [ 354.184263] ? put_dec_trunc8+0x273/0x300 [ 354.188413] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.193516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.199054] ? should_fail+0x22d/0xd01 [ 354.202944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.208490] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.213689] ? should_fail+0x22d/0xd01 [ 354.217580] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.222685] ? mark_held_locks+0x130/0x130 [ 354.226920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.232458] ? mark_held_locks+0x130/0x130 [ 354.236690] ? lock_downgrade+0x900/0x900 [ 354.240838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.246389] ? trace_hardirqs_off+0xb8/0x310 [ 354.250801] ? kasan_check_read+0x11/0x20 [ 354.254952] ? do_raw_spin_unlock+0xa7/0x2f0 [ 354.259362] ? trace_hardirqs_on+0x310/0x310 [ 354.263782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.269316] ? wq_watchdog_touch+0x9c/0xfe [ 354.273550] ? io_serial_in+0x11/0x90 [ 354.277349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.282907] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 354.288018] __alloc_pages_nodemask+0xa80/0xde0 [ 354.292685] ? should_fail+0x22d/0xd01 [ 354.296576] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 354.301604] ? kasan_check_write+0x14/0x20 [ 354.305846] ? ____cache_alloc_node+0x1c7/0x1e0 [ 354.310517] ? lock_downgrade+0x900/0x900 [ 354.314670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.320210] cache_grow_begin+0x91/0x8c0 [ 354.324273] ? do_raw_spin_unlock+0xa7/0x2f0 [ 354.328697] fallback_alloc+0x203/0x2e0 [ 354.332679] ____cache_alloc_node+0x1c7/0x1e0 [ 354.337185] kmem_cache_alloc_node+0xe3/0x730 [ 354.341680] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 354.346792] __alloc_skb+0x119/0x770 [ 354.350511] ? calc_wheel_index+0x220/0x220 [ 354.354833] ? skb_scrub_packet+0x490/0x490 [ 354.359162] ? vprintk_default+0x28/0x30 [ 354.363221] ? vprintk_func+0x85/0x181 [ 354.367107] ? printk+0xa7/0xcf [ 354.370394] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 354.375159] ? trace_hardirqs_off+0xb8/0x310 [ 354.379581] new_skb+0x26/0x1c0 [ 354.382864] aoecmd_cfg+0x279/0x7f0 [ 354.386505] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 354.390829] ? lock_acquire+0x1ed/0x520 [ 354.394841] ? call_timer_fn+0x1db/0x920 [ 354.398916] ? lock_downgrade+0x900/0x900 [ 354.403088] discover_timer+0x50/0x60 [ 354.406891] call_timer_fn+0x272/0x920 [ 354.410782] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 354.415639] ? process_timeout+0x40/0x40 [ 354.419701] ? kasan_check_read+0x11/0x20 [ 354.423853] ? do_raw_spin_unlock+0xa7/0x2f0 [ 354.428267] ? trace_hardirqs_on+0x310/0x310 [ 354.432768] ? __run_timers+0x7da/0xc70 [ 354.436747] ? lock_downgrade+0x900/0x900 [ 354.440905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 354.446012] ? trace_hardirqs_on+0xbd/0x310 [ 354.450329] ? kasan_check_read+0x11/0x20 [ 354.454480] ? __run_timers+0x7da/0xc70 [ 354.458456] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 354.463917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.469460] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 354.474301] __run_timers+0x7e5/0xc70 [ 354.478120] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 354.483482] ? lock_downgrade+0x900/0x900 [ 354.487630] ? finish_task_switch+0x1b5/0x900 [ 354.492136] ? trace_hardirqs_on+0xbd/0x310 [ 354.496452] ? kasan_check_read+0x11/0x20 [ 354.500602] ? finish_task_switch+0x1f5/0x900 [ 354.505099] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 354.510551] ? compat_start_thread+0x80/0x80 [ 354.514960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.520509] ? pvclock_read_flags+0x160/0x160 [ 354.525007] ? __switch_to_asm+0x34/0x70 [ 354.529071] ? __switch_to_asm+0x34/0x70 [ 354.533132] ? __switch_to_asm+0x40/0x70 [ 354.537188] ? __switch_to_asm+0x40/0x70 [ 354.541250] ? __switch_to_asm+0x34/0x70 [ 354.545309] ? __switch_to_asm+0x40/0x70 [ 354.549380] ? trace_hardirqs_on+0xbd/0x310 [ 354.553706] ? kvm_sched_clock_read+0x9/0x20 [ 354.558118] ? run_ksoftirqd+0x94/0x100 [ 354.562097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.567635] ? check_preemption_disabled+0x48/0x200 [ 354.572652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.578193] run_timer_softirq+0x52/0xb0 [ 354.582268] ? __this_cpu_preempt_check+0x1c/0x1f [ 354.587121] __do_softirq+0x30b/0xad8 [ 354.590937] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 354.596042] ? trace_hardirqs_off+0xb8/0x310 [ 354.600455] ? schedule+0x108/0x460 [ 354.604084] ? run_ksoftirqd+0x40/0x100 [ 354.608058] ? trace_hardirqs_off+0xb8/0x310 [ 354.612467] ? smpboot_thread_fn+0x68b/0xa00 [ 354.616873] ? trace_hardirqs_on+0x310/0x310 [ 354.621289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.626828] ? check_preemption_disabled+0x48/0x200 [ 354.631845] ? takeover_tasklets+0xa90/0xa90 [ 354.636260] run_ksoftirqd+0x94/0x100 [ 354.640060] smpboot_thread_fn+0x68b/0xa00 [ 354.644300] ? sort_range+0x30/0x30 [ 354.647930] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 354.653327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.658863] ? __kthread_parkme+0xfb/0x1a0 [ 354.663106] kthread+0x35a/0x420 [ 354.666470] ? sort_range+0x30/0x30 [ 354.670092] ? kthread_bind+0x40/0x40 [ 354.673894] ret_from_fork+0x3a/0x50 [ 354.677624] warn_alloc_show_mem: 1 callbacks suppressed [ 354.677636] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 354.677638] Mem-Info: [ 354.677668] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 354.677668] active_file:14 inactive_file:15 isolated_file:0 [ 354.677668] unevictable:0 dirty:0 writeback:0 unstable:0 [ 354.677668] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 354.677668] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 354.677668] free:13750 free_pcp:487 free_cma:0 [ 354.683014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.690304] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 354.692706] Call Trace: [ 354.725660] Node 0 [ 354.735008] [ 354.762700] 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 [ 354.765264] dump_stack+0x1c4/0x2b4 [ 354.767476] lowmem_reserve[]: [ 354.769632] ? dump_stack_print_info.cold.2+0x52/0x52 [ 354.795120] 0 [ 354.798754] warn_alloc.cold.119+0xb7/0x1bd [ 354.802299] 2819 6323 [ 354.807502] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 354.809282] 6323 [ 354.813599] ? lock_downgrade+0x900/0x900 [ 354.820914] ? trace_hardirqs_off+0xb8/0x310 [ 354.822953] Node 0 [ 354.827095] ? trace_hardirqs_off+0xb8/0x310 [ 354.831506] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 354.833720] __alloc_pages_slowpath+0x2667/0x2d80 [ 354.838105] lowmem_reserve[]: [ 354.864831] ? warn_alloc+0x120/0x120 [ 354.869646] 0 [ 354.872775] ? warn_alloc+0x120/0x120 [ 354.876553] 0 [ 354.878352] ? warn_alloc+0x120/0x120 [ 354.882140] 3503 [ 354.883938] ? mark_held_locks+0x130/0x130 [ 354.887715] 3503 [ 354.889780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.896047] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.901559] Node 0 [ 354.907091] ? should_fail+0x22d/0xd01 [ 354.907128] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 354.909332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.913194] lowmem_reserve[]: [ 354.941558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.946641] 0 [ 354.949741] ? should_fail+0x22d/0xd01 [ 354.955260] 0 0 [ 354.957086] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.960956] 0 [ 354.962932] ? should_fail+0x22d/0xd01 [ 354.969818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.973683] Node 0 DMA: [ 354.978779] ? mark_held_locks+0x130/0x130 [ 354.978796] ? mark_held_locks+0x130/0x130 [ 354.981454] 1*4kB [ 354.985688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.989902] (U) [ 354.992050] ? trace_hardirqs_off+0xb8/0x310 [ 354.997562] 0*8kB [ 354.999537] ? kasan_check_read+0x11/0x20 [ 355.003921] 0*16kB [ 355.006072] ? do_raw_spin_unlock+0xa7/0x2f0 [ 355.010197] 1*32kB [ 355.012435] ? trace_hardirqs_on+0x310/0x310 [ 355.016828] (U) [ 355.019064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.023450] 2*64kB [ 355.025436] ? wq_watchdog_touch+0x9c/0xfe [ 355.030959] (U) [ 355.033194] ? io_serial_in+0x11/0x90 [ 355.037400] 1*128kB (U) [ 355.039411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.043186] 1*256kB [ 355.045875] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 355.051393] (U) [ 355.053726] __alloc_pages_nodemask+0xa80/0xde0 [ 355.058802] 0*512kB [ 355.060772] ? should_fail+0x22d/0xd01 [ 355.065416] 1*1024kB [ 355.067734] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 355.071594] (U) [ 355.074014] ? ____cache_alloc_node+0x1c7/0x1e0 [ 355.079003] 1*2048kB [ 355.080980] ? lock_downgrade+0x900/0x900 [ 355.085623] (M) [ 355.088035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.092163] 3*4096kB [ 355.094133] cache_grow_begin+0x91/0x8c0 [ 355.099646] (M) [ 355.102056] ? do_raw_spin_unlock+0xa7/0x2f0 [ 355.106102] = 15908kB [ 355.108077] fallback_alloc+0x203/0x2e0 [ 355.112479] Node 0 [ 355.114888] ____cache_alloc_node+0x1c7/0x1e0 [ 355.118843] DMA32: [ 355.121077] kmem_cache_alloc_node+0xe3/0x730 [ 355.125550] 5*4kB [ 355.127784] ? ipv6_get_ifaddr+0x42e/0x620 [ 355.132252] (M) [ 355.134416] __alloc_skb+0x119/0x770 [ 355.138620] 1*8kB [ 355.140592] ? skb_scrub_packet+0x490/0x490 [ 355.144286] (M) [ 355.146436] ? lock_downgrade+0x900/0x900 [ 355.150746] 3*16kB [ 355.152718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.156841] (M) [ 355.159080] ? refcount_sub_and_test_checked+0x203/0x310 [ 355.164597] 4*32kB [ 355.166574] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 355.171998] (UM) [ 355.174235] ? addrconf_rs_timer+0x690/0x690 [ 355.179663] 5*64kB [ 355.181726] ndisc_alloc_skb+0x144/0x340 [ 355.186107] (M) [ 355.188415] ndisc_send_rs+0x331/0x6e0 [ 355.192442] 5*128kB (UM) [ 355.194444] addrconf_rs_timer+0x314/0x690 [ 355.198313] 2*256kB [ 355.201070] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.205279] (M) [ 355.207609] call_timer_fn+0x272/0x920 [ 355.211818] 4*512kB [ 355.213794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.217657] (UM) [ 355.219977] ? process_timeout+0x40/0x40 [ 355.224206] 3*1024kB [ 355.226267] ? trace_hardirqs_off+0xb8/0x310 [ 355.230303] (UM) [ 355.232711] ? kasan_check_read+0x11/0x20 [ 355.237096] 3*2048kB [ 355.239157] ? do_raw_spin_unlock+0xa7/0x2f0 [ 355.243284] (M) [ 355.245695] ? trace_hardirqs_on+0x310/0x310 [ 355.250081] 3*4096kB [ 355.252056] ? __run_timers+0x7da/0xc70 [ 355.256442] (M) [ 355.258847] ? lock_downgrade+0x900/0x900 [ 355.262798] = 25228kB [ 355.264776] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 355.268904] Node 0 [ 355.271309] ? trace_hardirqs_on+0xbd/0x310 [ 355.276393] Normal: [ 355.278645] ? kasan_check_read+0x11/0x20 [ 355.282947] 1316*4kB [ 355.285270] ? __run_timers+0x7da/0xc70 [ 355.289408] (ME) [ 355.291818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 355.295773] 462*8kB [ 355.297831] ? kasan_check_write+0x14/0x20 [ 355.303256] (UMEH) [ 355.305578] ? do_raw_spin_lock+0xc1/0x200 [ 355.309791] 167*16kB [ 355.312027] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.316243] (UMEH) [ 355.318653] __run_timers+0x7e5/0xc70 [ 355.322865] 42*32kB [ 355.325106] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 355.328903] (UMEH) [ 355.331221] ? lock_acquire+0x1ed/0x520 [ 355.336560] 4*64kB [ 355.338791] ? __hrtimer_run_queues+0x488/0x10d0 [ 355.342743] (UH) [ 355.344982] ? lock_release+0x970/0x970 [ 355.349717] 1*128kB [ 355.351774] ? trace_hardirqs_off+0xb8/0x310 [ 355.355732] (U) [ 355.358052] ? do_raw_spin_unlock+0xa7/0x2f0 [ 355.362447] 0*256kB [ 355.364425] ? kasan_check_write+0x14/0x20 [ 355.368822] 1*512kB [ 355.371146] ? pvclock_read_flags+0x160/0x160 [ 355.375354] (U) [ 355.377683] ? lock_downgrade+0x900/0x900 [ 355.382158] 0*1024kB [ 355.384146] ? trace_hardirqs_on+0xbd/0x310 [ 355.388276] 0*2048kB [ 355.390685] ? kvm_sched_clock_read+0x9/0x20 [ 355.394987] 0*4096kB [ 355.397409] ? irq_exit+0x17f/0x1c0 [ 355.401790] = 13872kB [ 355.404205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.407815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 355.410220] ? check_preemption_disabled+0x48/0x200 [ 355.415737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 355.424566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.429566] 4244 total pagecache pages [ 355.438144] run_timer_softirq+0x52/0xb0 [ 355.443658] 0 pages in swap cache [ 355.447540] ? __this_cpu_preempt_check+0x1c/0x1f [ 355.451589] Swap cache stats: add 0, delete 0, find 0/0 [ 355.455034] __do_softirq+0x30b/0xad8 [ 355.459848] Free swap = 0kB [ 355.465207] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 355.468986] Total swap = 0kB [ 355.472001] ? pvclock_read_flags+0x160/0x160 [ 355.477078] 1965979 pages RAM [ 355.480121] ? lapic_next_event+0x5a/0x90 [ 355.484594] 0 pages HighMem/MovableOnly [ 355.487697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.491824] 342307 pages reserved [ 355.495800] ? clockevents_program_event+0x140/0x370 [ 355.501316] 0 pages cma reserved [ 355.504842] ? kvm_clock_read+0x18/0x30 [ 355.509977] aoe: skb alloc failure [ 355.513286] ? kvm_sched_clock_read+0x9/0x20 [ 355.517297] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 355.520784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.525170] ksoftirqd/1 cpuset= [ 355.535481] ? check_preemption_disabled+0x48/0x200 [ 355.540990] / [ 355.544286] irq_exit+0x17f/0x1c0 [ 355.549278] mems_allowed=0 [ 355.551016] smp_apic_timer_interrupt+0x1cb/0x760 [ 355.562224] ? smp_call_function_single_interrupt+0x159/0x650 [ 355.568109] ? smp_call_function_single_interrupt+0x650/0x650 [ 355.574002] ? interrupt_entry+0xb5/0xf0 [ 355.578067] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.583080] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.588101] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.592946] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.597959] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.602974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.608515] ? check_preemption_disabled+0x48/0x200 [ 355.613533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.619078] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.623953] apic_timer_interrupt+0xf/0x20 [ 355.628195] [ 355.630456] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 355.635406] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 355.654315] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 355.662022] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 355.669289] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 355.676556] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 355.683825] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 355.691094] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 355.698817] ? trace_hardirqs_on+0xb4/0x310 [ 355.703149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.708695] skb_clone+0x1bb/0x500 [ 355.712239] ? finish_task_switch+0x2f5/0x900 [ 355.716747] ? skb_split+0x11e0/0x11e0 [ 355.720636] ? preempt_notifier_register+0x200/0x200 [ 355.725738] ? __switch_to_asm+0x34/0x70 [ 355.729800] ? __switch_to_asm+0x34/0x70 [ 355.733860] ? __switch_to_asm+0x40/0x70 [ 355.737922] ? __switch_to_asm+0x34/0x70 [ 355.741984] ? __switch_to_asm+0x40/0x70 [ 355.746041] ? __switch_to_asm+0x34/0x70 [ 355.750103] ? __switch_to_asm+0x40/0x70 [ 355.754162] ? __switch_to_asm+0x34/0x70 [ 355.758227] ? __switch_to_asm+0x34/0x70 [ 355.762283] ? __switch_to_asm+0x40/0x70 [ 355.766356] ? __switch_to_asm+0x34/0x70 [ 355.770441] bpf_clone_redirect+0xb9/0x490 [ 355.774680] ? __schedule+0x874/0x1ed0 [ 355.778569] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 355.783590] ? __sched_text_start+0x8/0x8 [ 355.787742] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 355.792505] ? retint_kernel+0x2d/0x2d [ 355.796415] ? lock_acquire+0x1ed/0x520 [ 355.800403] ? bpf_test_run+0x32e/0x5a0 [ 355.804392] ? lock_release+0x970/0x970 [ 355.808385] ? preempt_schedule+0x4d/0x60 [ 355.812546] ? preempt_schedule_common+0x1f/0xd0 [ 355.817304] ? preempt_schedule+0x4d/0x60 [ 355.821450] ? ___preempt_schedule+0x16/0x18 [ 355.825863] ? bpf_test_run+0x1c0/0x5a0 [ 355.829846] ? netlink_diag_dump+0x2a0/0x2a0 [ 355.834256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.839793] ? bpf_test_init.isra.9+0x70/0x100 [ 355.844388] ? bpf_prog_test_run_skb+0x634/0xb40 [ 355.849157] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 355.854013] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 355.859550] ? fput+0x130/0x1a0 [ 355.862830] ? __bpf_prog_get+0x9b/0x290 [ 355.866891] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 355.871729] ? bpf_prog_test_run+0x130/0x1a0 [ 355.876142] ? __x64_sys_bpf+0x3d8/0x510 [ 355.880200] ? bpf_prog_get+0x20/0x20 [ 355.884013] ? do_syscall_64+0x1b9/0x820 [ 355.888085] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 355.893454] ? syscall_return_slowpath+0x5e0/0x5e0 [ 355.898394] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.903423] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 355.908446] ? recalc_sigpending_tsk+0x180/0x180 [ 355.913198] ? kasan_check_write+0x14/0x20 [ 355.917438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.922287] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 355.927665] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 355.927718] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 355.934528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 355.941073] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 355.950354] Call Trace: [ 355.960839] syz-executor0 cpuset=syz0 [ 355.963426] dump_stack+0x1c4/0x2b4 [ 355.963438] mems_allowed=0 [ 355.967234] ? dump_stack_print_info.cold.2+0x52/0x52 [ 355.978944] warn_alloc.cold.119+0xb7/0x1bd [ 355.983266] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 355.988111] ? lock_downgrade+0x900/0x900 [ 355.992266] ? trace_hardirqs_off+0xb8/0x310 [ 355.996678] ? trace_hardirqs_off+0xb8/0x310 [ 356.001097] __alloc_pages_slowpath+0x2667/0x2d80 [ 356.005961] ? warn_alloc+0x120/0x120 [ 356.009763] ? rb_erase+0x3710/0x3710 [ 356.013562] ? warn_alloc+0x120/0x120 [ 356.017376] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 356.023181] ? warn_alloc+0x120/0x120 [ 356.026985] ? mark_held_locks+0x130/0x130 [ 356.031221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.036761] ? should_fail+0x22d/0xd01 [ 356.040658] ? put_dec_trunc8+0x273/0x300 [ 356.044818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.049926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.055468] ? should_fail+0x22d/0xd01 [ 356.059358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.064913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.070017] ? should_fail+0x22d/0xd01 [ 356.073912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.079018] ? mark_held_locks+0x130/0x130 [ 356.083261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.088799] ? mark_held_locks+0x130/0x130 [ 356.093034] ? lock_downgrade+0x900/0x900 [ 356.097181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.102731] ? trace_hardirqs_off+0xb8/0x310 [ 356.107136] ? kasan_check_read+0x11/0x20 [ 356.111288] ? do_raw_spin_unlock+0xa7/0x2f0 [ 356.115695] ? trace_hardirqs_on+0x310/0x310 [ 356.120104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.125640] ? wq_watchdog_touch+0x9c/0xfe [ 356.129874] ? io_serial_in+0x11/0x90 [ 356.133679] ? retint_kernel+0x2d/0x2d [ 356.137568] ? trace_hardirqs_on_caller+0xc0/0x310 [ 356.142497] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 356.147252] ? trace_hardirqs_off+0x310/0x310 [ 356.151751] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.156864] __alloc_pages_nodemask+0xa80/0xde0 [ 356.161536] ? should_fail+0x22d/0xd01 [ 356.165431] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 356.170465] ? ____cache_alloc_node+0x1c7/0x1e0 [ 356.175136] ? lock_downgrade+0x900/0x900 [ 356.179293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.184832] cache_grow_begin+0x91/0x8c0 [ 356.188901] ? do_raw_spin_unlock+0xa7/0x2f0 [ 356.193315] fallback_alloc+0x203/0x2e0 [ 356.197295] ____cache_alloc_node+0x1c7/0x1e0 [ 356.201802] kmem_cache_alloc_node+0xe3/0x730 [ 356.206313] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.211425] __alloc_skb+0x119/0x770 [ 356.215157] ? calc_wheel_index+0x220/0x220 [ 356.219488] ? skb_scrub_packet+0x490/0x490 [ 356.223821] ? vprintk_default+0x28/0x30 [ 356.227881] ? vprintk_func+0x85/0x181 [ 356.231774] ? printk+0xa7/0xcf [ 356.235050] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 356.239813] ? trace_hardirqs_off+0xb8/0x310 [ 356.244227] new_skb+0x26/0x1c0 [ 356.247506] aoecmd_cfg+0x279/0x7f0 [ 356.251143] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 356.255467] ? lock_acquire+0x1ed/0x520 [ 356.259445] ? call_timer_fn+0x1db/0x920 [ 356.263505] ? lock_downgrade+0x900/0x900 [ 356.267670] discover_timer+0x50/0x60 [ 356.271470] call_timer_fn+0x272/0x920 [ 356.275360] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 356.280216] ? process_timeout+0x40/0x40 [ 356.284273] ? kasan_check_read+0x11/0x20 [ 356.288423] ? do_raw_spin_unlock+0xa7/0x2f0 [ 356.292830] ? trace_hardirqs_on+0x310/0x310 [ 356.297246] ? __run_timers+0x7da/0xc70 [ 356.301231] ? lock_downgrade+0x900/0x900 [ 356.305398] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.310504] ? trace_hardirqs_on+0xbd/0x310 [ 356.314827] ? kasan_check_read+0x11/0x20 [ 356.318974] ? __run_timers+0x7da/0xc70 [ 356.322950] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 356.328409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.333950] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 356.338792] __run_timers+0x7e5/0xc70 [ 356.342603] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 356.347969] ? lock_downgrade+0x900/0x900 [ 356.352120] ? finish_task_switch+0x1b5/0x900 [ 356.356633] ? trace_hardirqs_on+0xbd/0x310 [ 356.360951] ? kasan_check_read+0x11/0x20 [ 356.365098] ? finish_task_switch+0x1f5/0x900 [ 356.369596] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 356.375046] ? compat_start_thread+0x80/0x80 [ 356.379461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.385010] ? pvclock_read_flags+0x160/0x160 [ 356.389510] ? __switch_to_asm+0x34/0x70 [ 356.393569] ? __switch_to_asm+0x34/0x70 [ 356.397630] ? __switch_to_asm+0x40/0x70 [ 356.401689] ? __switch_to_asm+0x40/0x70 [ 356.405747] ? __switch_to_asm+0x34/0x70 [ 356.409816] ? __switch_to_asm+0x40/0x70 [ 356.413879] ? trace_hardirqs_on+0xbd/0x310 [ 356.418222] ? kvm_sched_clock_read+0x9/0x20 [ 356.422642] ? run_ksoftirqd+0x94/0x100 [ 356.426624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.432183] ? check_preemption_disabled+0x48/0x200 [ 356.437201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.442746] run_timer_softirq+0x52/0xb0 [ 356.446813] ? __this_cpu_preempt_check+0x1c/0x1f [ 356.451656] __do_softirq+0x30b/0xad8 [ 356.455463] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 356.460563] ? trace_hardirqs_off+0xb8/0x310 [ 356.464980] ? schedule+0x108/0x460 [ 356.468767] ? run_ksoftirqd+0x40/0x100 [ 356.472744] ? trace_hardirqs_off+0xb8/0x310 [ 356.477175] ? smpboot_thread_fn+0x68b/0xa00 [ 356.481706] ? trace_hardirqs_on+0x310/0x310 [ 356.486298] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.492020] ? check_preemption_disabled+0x48/0x200 [ 356.497231] ? takeover_tasklets+0xa90/0xa90 [ 356.501875] run_ksoftirqd+0x94/0x100 [ 356.505863] smpboot_thread_fn+0x68b/0xa00 [ 356.510341] ? sort_range+0x30/0x30 [ 356.514221] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.519761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.525734] ? __kthread_parkme+0xfb/0x1a0 [ 356.530146] kthread+0x35a/0x420 [ 356.533511] ? sort_range+0x30/0x30 [ 356.537406] ? kthread_bind+0x40/0x40 [ 356.541212] ret_from_fork+0x3a/0x50 [ 356.545036] warn_alloc_show_mem: 1 callbacks suppressed [ 356.545048] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 356.545050] Mem-Info: [ 356.545080] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 356.545080] active_file:14 inactive_file:15 isolated_file:0 [ 356.545080] unevictable:0 dirty:0 writeback:0 unstable:0 [ 356.545080] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 356.545080] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 356.545080] free:13750 free_pcp:487 free_cma:0 [ 356.550420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.550429] Call Trace: [ 356.557837] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 356.560242] [ 356.594884] Node 0 [ 356.604249] dump_stack+0x1c4/0x2b4 [ 356.606831] 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 [ 356.634478] ? dump_stack_print_info.cold.2+0x52/0x52 [ 356.636607] lowmem_reserve[]: [ 356.638869] warn_alloc.cold.119+0xb7/0x1bd [ 356.642482] 0 [ 356.667971] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 356.673141] 2819 [ 356.676246] ? lock_downgrade+0x900/0x900 [ 356.680546] 6323 [ 356.682347] ? trace_hardirqs_off+0xb8/0x310 [ 356.687164] 6323 [ 356.689224] ? trace_hardirqs_off+0xb8/0x310 [ 356.695423] __alloc_pages_slowpath+0x2667/0x2d80 [ 356.699806] Node 0 [ 356.701882] ? warn_alloc+0x120/0x120 [ 356.706277] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 356.711093] ? trace_hardirqs_on+0x310/0x310 [ 356.713310] lowmem_reserve[]: [ 356.717111] ? warn_alloc+0x120/0x120 [ 356.743807] 0 [ 356.748212] ? warn_alloc+0x120/0x120 [ 356.751296] 0 [ 356.755094] ? ktime_get+0x2e1/0x440 [ 356.756876] 3503 [ 356.760690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.762469] 3503 [ 356.766183] ? check_preemption_disabled+0x48/0x200 [ 356.773751] ? kasan_check_read+0x11/0x20 [ 356.775794] Node 0 [ 356.780810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.784960] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 356.787170] ? should_fail+0x22d/0xd01 [ 356.792684] lowmem_reserve[]: [ 356.821302] ? rcu_bh_qs+0xc0/0xc0 [ 356.825174] 0 [ 356.828280] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.831798] 0 [ 356.833602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.838681] 0 [ 356.840482] ? should_fail+0x22d/0xd01 [ 356.845993] 0 [ 356.847796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.853474] ? should_fail+0x22d/0xd01 [ 356.858557] Node 0 DMA: [ 356.862445] ? rcu_idle_enter+0x4b0/0x4b0 [ 356.862463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.865120] 1*4kB [ 356.869267] ? mark_held_locks+0x130/0x130 [ 356.874362] (U) [ 356.876524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.880732] 0*8kB [ 356.882708] ? mark_held_locks+0x130/0x130 [ 356.888224] 0*16kB [ 356.890382] ? rcu_irq_exit+0xce/0x100 [ 356.894593] 1*32kB [ 356.896826] ? irq_exit+0xbd/0x1c0 [ 356.900688] (U) [ 356.902946] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 356.906463] 2*64kB [ 356.908437] ? do_raw_spin_unlock+0xa7/0x2f0 [ 356.913429] (U) [ 356.915663] ? smp_call_function_single_interrupt+0x650/0x650 [ 356.920045] 1*128kB [ 356.922021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.927881] (U) [ 356.930202] ? ret_from_intr+0xb/0x1e [ 356.935720] 1*256kB [ 356.937692] ? retint_kernel+0x2d/0x2d [ 356.941470] (U) [ 356.943793] ? trace_hardirqs_on_caller+0xc0/0x310 [ 356.947658] 0*512kB [ 356.949632] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 356.954531] 1*1024kB (U) [ 356.956861] ? trace_hardirqs_off+0x310/0x310 [ 356.961597] 1*2048kB [ 356.964351] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.968823] (M) [ 356.971237] __alloc_pages_nodemask+0xa80/0xde0 [ 356.976310] 3*4096kB [ 356.978283] ? should_fail+0x22d/0xd01 [ 356.982927] (M) [ 356.985337] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 356.989203] = 15908kB [ 356.991187] ? ____cache_alloc_node+0x1c7/0x1e0 [ 356.996170] Node 0 [ 356.998578] ? lock_downgrade+0x900/0x900 [ 357.003225] DMA32: [ 357.005459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.009580] 5*4kB [ 357.011817] cache_grow_begin+0x91/0x8c0 [ 357.017332] (M) [ 357.019480] ? do_raw_spin_unlock+0xa7/0x2f0 [ 357.023520] 1*8kB [ 357.025493] fallback_alloc+0x203/0x2e0 [ 357.029878] (M) [ 357.032030] ____cache_alloc_node+0x1c7/0x1e0 [ 357.035983] 3*16kB [ 357.037956] kmem_cache_alloc_node+0xe3/0x730 [ 357.042422] (M) 4*32kB [ 357.044686] ? ipv6_get_ifaddr+0x42e/0x620 [ 357.049173] (UM) [ 357.051760] __alloc_skb+0x119/0x770 [ 357.055970] 5*64kB [ 357.058028] ? skb_scrub_packet+0x490/0x490 [ 357.061719] (M) [ 357.063961] ? lock_downgrade+0x900/0x900 [ 357.068263] 5*128kB [ 357.070252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.074384] (UM) [ 357.076711] ? refcount_sub_and_test_checked+0x203/0x310 [ 357.082231] 2*256kB [ 357.084294] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 357.089718] (M) [ 357.092041] ? addrconf_rs_timer+0x690/0x690 [ 357.097471] 4*512kB [ 357.099449] ndisc_alloc_skb+0x144/0x340 [ 357.103829] (UM) [ 357.106151] ndisc_send_rs+0x331/0x6e0 [ 357.110187] 3*1024kB [ 357.112248] addrconf_rs_timer+0x314/0x690 [ 357.116110] (UM) [ 357.118516] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.122738] 3*2048kB [ 357.124800] call_timer_fn+0x272/0x920 [ 357.129008] (M) [ 357.131427] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.135312] 3*4096kB [ 357.137288] ? process_timeout+0x40/0x40 [ 357.141500] (M) [ 357.143923] ? trace_hardirqs_off+0xb8/0x310 [ 357.147958] = 25228kB [ 357.149931] ? kasan_check_read+0x11/0x20 [ 357.154316] Node 0 [ 357.156728] ? do_raw_spin_unlock+0xa7/0x2f0 [ 357.160853] Normal: [ 357.163089] ? trace_hardirqs_on+0x310/0x310 [ 357.167473] 1316*4kB [ 357.169807] ? __run_timers+0x7da/0xc70 [ 357.174192] (ME) [ 357.176602] ? lock_downgrade+0x900/0x900 [ 357.180552] 462*8kB [ 357.182609] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 357.186737] (UMEH) [ 357.189060] ? trace_hardirqs_on+0xbd/0x310 [ 357.194140] 167*16kB [ 357.196384] ? kasan_check_read+0x11/0x20 [ 357.200684] (UMEH) [ 357.203095] ? __run_timers+0x7da/0xc70 [ 357.207218] 42*32kB [ 357.209452] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 357.213404] (UMEH) 4*64kB [ 357.215736] ? kasan_check_write+0x14/0x20 [ 357.221176] (UH) [ 357.224024] ? do_raw_spin_lock+0xc1/0x200 [ 357.228234] 1*128kB [ 357.230305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.234514] (U) [ 357.236846] __run_timers+0x7e5/0xc70 [ 357.241059] 0*256kB [ 357.243040] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 357.246826] 1*512kB [ 357.249137] ? lock_acquire+0x1ed/0x520 [ 357.254478] (U) [ 357.256802] ? __hrtimer_run_queues+0x488/0x10d0 [ 357.260757] 0*1024kB [ 357.262726] ? lock_release+0x970/0x970 [ 357.267468] 0*2048kB [ 357.269876] ? trace_hardirqs_off+0xb8/0x310 [ 357.273843] 0*4096kB [ 357.276270] ? do_raw_spin_unlock+0xa7/0x2f0 [ 357.280658] = 13872kB [ 357.283063] ? kasan_check_write+0x14/0x20 [ 357.287453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 357.289855] ? pvclock_read_flags+0x160/0x160 [ 357.294078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 357.302906] ? lock_downgrade+0x900/0x900 [ 357.307391] 4244 total pagecache pages [ 357.315977] ? trace_hardirqs_on+0xbd/0x310 [ 357.320101] 0 pages in swap cache [ 357.323983] ? kvm_sched_clock_read+0x9/0x20 [ 357.328284] Swap cache stats: add 0, delete 0, find 0/0 [ 357.331728] ? irq_exit+0x17f/0x1c0 [ 357.336111] Free swap = 0kB [ 357.341469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.345072] Total swap = 0kB [ 357.348087] ? check_preemption_disabled+0x48/0x200 [ 357.353601] 1965979 pages RAM [ 357.356613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.361607] 0 pages HighMem/MovableOnly [ 357.364707] run_timer_softirq+0x52/0xb0 [ 357.370211] 342307 pages reserved [ 357.370221] 0 pages cma reserved [ 357.374193] ? __this_cpu_preempt_check+0x1c/0x1f [ 357.378299] aoe: skb alloc failure [ 357.381685] __do_softirq+0x30b/0xad8 [ 357.385051] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 357.389898] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 357.393430] ksoftirqd/1 cpuset= [ 357.397226] ? pvclock_read_flags+0x160/0x160 [ 357.407528] / [ 357.412630] ? lapic_next_event+0x5a/0x90 [ 357.415891] mems_allowed=0 [ 357.420393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.434707] ? clockevents_program_event+0x140/0x370 [ 357.439821] ? kvm_clock_read+0x18/0x30 [ 357.443796] ? kvm_sched_clock_read+0x9/0x20 [ 357.448206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.453745] ? check_preemption_disabled+0x48/0x200 [ 357.458774] irq_exit+0x17f/0x1c0 [ 357.462243] smp_apic_timer_interrupt+0x1cb/0x760 [ 357.467088] ? smp_call_function_single_interrupt+0x159/0x650 [ 357.472977] ? smp_call_function_single_interrupt+0x650/0x650 [ 357.478860] ? interrupt_entry+0xb5/0xf0 [ 357.482951] ? trace_hardirqs_off_caller+0xbb/0x310 [ 357.487962] ? trace_hardirqs_off_caller+0xbb/0x310 [ 357.492986] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.497842] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.502855] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.507872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.513417] ? check_preemption_disabled+0x48/0x200 [ 357.518435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.523974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.528821] apic_timer_interrupt+0xf/0x20 [ 357.533048] [ 357.535290] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 357.540221] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 357.559125] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 357.566837] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 357.574102] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 357.581377] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 357.588648] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 357.595913] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 357.603213] ? trace_hardirqs_on+0xb4/0x310 [ 357.607546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.613093] skb_clone+0x1bb/0x500 [ 357.616635] ? finish_task_switch+0x2f5/0x900 [ 357.621128] ? skb_split+0x11e0/0x11e0 [ 357.625021] ? preempt_notifier_register+0x200/0x200 [ 357.630138] ? __switch_to_asm+0x34/0x70 [ 357.634201] ? __switch_to_asm+0x34/0x70 [ 357.638262] ? __switch_to_asm+0x40/0x70 [ 357.642320] ? __switch_to_asm+0x34/0x70 [ 357.646447] ? __switch_to_asm+0x40/0x70 [ 357.650513] ? __switch_to_asm+0x34/0x70 [ 357.654577] ? __switch_to_asm+0x40/0x70 [ 357.658640] ? __switch_to_asm+0x34/0x70 [ 357.662701] ? __switch_to_asm+0x34/0x70 [ 357.666759] ? __switch_to_asm+0x40/0x70 [ 357.670824] ? __switch_to_asm+0x34/0x70 [ 357.674906] bpf_clone_redirect+0xb9/0x490 [ 357.679146] ? __schedule+0x874/0x1ed0 [ 357.683040] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 357.688054] ? __sched_text_start+0x8/0x8 [ 357.692715] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 357.697519] ? retint_kernel+0x2d/0x2d [ 357.701427] ? lock_acquire+0x1ed/0x520 [ 357.705413] ? bpf_test_run+0x32e/0x5a0 [ 357.709408] ? lock_release+0x970/0x970 [ 357.713391] ? preempt_schedule+0x4d/0x60 [ 357.717551] ? preempt_schedule_common+0x1f/0xd0 [ 357.722314] ? preempt_schedule+0x4d/0x60 [ 357.726461] ? ___preempt_schedule+0x16/0x18 [ 357.730872] ? bpf_test_run+0x1c0/0x5a0 [ 357.734854] ? netlink_diag_dump+0x2a0/0x2a0 [ 357.739263] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.744803] ? bpf_test_init.isra.9+0x70/0x100 [ 357.749406] ? bpf_prog_test_run_skb+0x634/0xb40 [ 357.754171] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 357.759014] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 357.764559] ? fput+0x130/0x1a0 [ 357.767840] ? __bpf_prog_get+0x9b/0x290 [ 357.771899] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 357.776743] ? bpf_prog_test_run+0x130/0x1a0 [ 357.781162] ? __x64_sys_bpf+0x3d8/0x510 [ 357.785234] ? bpf_prog_get+0x20/0x20 [ 357.789047] ? do_syscall_64+0x1b9/0x820 [ 357.793107] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 357.798475] ? syscall_return_slowpath+0x5e0/0x5e0 [ 357.803418] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.808439] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 357.813453] ? recalc_sigpending_tsk+0x180/0x180 [ 357.818211] ? kasan_check_write+0x14/0x20 [ 357.822455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.827302] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 357.832678] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 357.832731] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 357.839532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 357.839537] Call Trace: [ 357.839559] dump_stack+0x1c4/0x2b4 [ 357.839578] ? dump_stack_print_info.cold.2+0x52/0x52 [ 357.846139] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 357.855440] warn_alloc.cold.119+0xb7/0x1bd [ 357.858003] syz-executor0 cpuset= [ 357.861625] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 357.866793] syz0 [ 357.877278] ? lock_downgrade+0x900/0x900 [ 357.881576] mems_allowed=0 [ 357.885038] ? trace_hardirqs_off+0xb8/0x310 [ 357.903278] ? trace_hardirqs_off+0xb8/0x310 [ 357.907698] __alloc_pages_slowpath+0x2667/0x2d80 [ 357.912566] ? warn_alloc+0x120/0x120 [ 357.916401] ? rb_erase+0x3710/0x3710 [ 357.920202] ? warn_alloc+0x120/0x120 [ 357.924006] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 357.929804] ? warn_alloc+0x120/0x120 [ 357.933608] ? mark_held_locks+0x130/0x130 [ 357.937849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.943402] ? should_fail+0x22d/0xd01 [ 357.947299] ? put_dec_trunc8+0x273/0x300 [ 357.951477] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.956584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.962119] ? should_fail+0x22d/0xd01 [ 357.966005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.971562] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.976661] ? should_fail+0x22d/0xd01 [ 357.980559] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.985684] ? mark_held_locks+0x130/0x130 [ 357.989920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.995461] ? mark_held_locks+0x130/0x130 [ 357.999694] ? lock_downgrade+0x900/0x900 [ 358.003847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.009392] ? trace_hardirqs_off+0xb8/0x310 [ 358.013800] ? kasan_check_read+0x11/0x20 [ 358.017950] ? do_raw_spin_unlock+0xa7/0x2f0 [ 358.022359] ? trace_hardirqs_on+0x310/0x310 [ 358.026794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.032334] ? wq_watchdog_touch+0x9c/0xfe [ 358.036570] ? io_serial_in+0x11/0x90 [ 358.040404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.045962] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.051073] __alloc_pages_nodemask+0xa80/0xde0 [ 358.055746] ? should_fail+0x22d/0xd01 [ 358.059638] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 358.064659] ? kasan_check_write+0x14/0x20 [ 358.068930] ? ____cache_alloc_node+0x1c7/0x1e0 [ 358.073600] ? lock_downgrade+0x900/0x900 [ 358.077754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.083293] cache_grow_begin+0x91/0x8c0 [ 358.087357] ? do_raw_spin_unlock+0xa7/0x2f0 [ 358.091779] fallback_alloc+0x203/0x2e0 [ 358.095757] ____cache_alloc_node+0x1c7/0x1e0 [ 358.100260] kmem_cache_alloc_node+0xe3/0x730 [ 358.104757] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.109870] __alloc_skb+0x119/0x770 [ 358.113604] ? calc_wheel_index+0x220/0x220 [ 358.117936] ? skb_scrub_packet+0x490/0x490 [ 358.122268] ? vprintk_default+0x28/0x30 [ 358.126327] ? vprintk_func+0x85/0x181 [ 358.130217] ? printk+0xa7/0xcf [ 358.133494] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 358.138275] ? trace_hardirqs_off+0xb8/0x310 [ 358.142691] new_skb+0x26/0x1c0 [ 358.145974] aoecmd_cfg+0x279/0x7f0 [ 358.149604] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 358.153937] ? lock_acquire+0x1ed/0x520 [ 358.157918] ? call_timer_fn+0x1db/0x920 [ 358.161981] ? lock_downgrade+0x900/0x900 [ 358.166144] discover_timer+0x50/0x60 [ 358.169987] call_timer_fn+0x272/0x920 [ 358.173882] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 358.178737] ? process_timeout+0x40/0x40 [ 358.182800] ? kasan_check_read+0x11/0x20 [ 358.186948] ? do_raw_spin_unlock+0xa7/0x2f0 [ 358.191379] ? trace_hardirqs_on+0x310/0x310 [ 358.195814] ? __run_timers+0x7da/0xc70 [ 358.199791] ? lock_downgrade+0x900/0x900 [ 358.203945] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.209067] ? trace_hardirqs_on+0xbd/0x310 [ 358.213389] ? kasan_check_read+0x11/0x20 [ 358.217542] ? __run_timers+0x7da/0xc70 [ 358.221518] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 358.226973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.232514] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 358.237358] __run_timers+0x7e5/0xc70 [ 358.241174] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 358.246541] ? lock_downgrade+0x900/0x900 [ 358.250696] ? finish_task_switch+0x1b5/0x900 [ 358.255198] ? trace_hardirqs_on+0xbd/0x310 [ 358.259520] ? kasan_check_read+0x11/0x20 [ 358.263687] ? finish_task_switch+0x1f5/0x900 [ 358.268193] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 358.273670] ? compat_start_thread+0x80/0x80 [ 358.278103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.283653] ? pvclock_read_flags+0x160/0x160 [ 358.288199] ? __switch_to_asm+0x34/0x70 [ 358.292273] ? __switch_to_asm+0x34/0x70 [ 358.296345] ? __switch_to_asm+0x40/0x70 [ 358.300433] ? __switch_to_asm+0x40/0x70 [ 358.304494] ? __switch_to_asm+0x34/0x70 [ 358.308561] ? __switch_to_asm+0x40/0x70 [ 358.312643] ? trace_hardirqs_on+0xbd/0x310 [ 358.316964] ? kvm_sched_clock_read+0x9/0x20 [ 358.321396] ? run_ksoftirqd+0x94/0x100 [ 358.325418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.330972] ? check_preemption_disabled+0x48/0x200 [ 358.335988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.341535] run_timer_softirq+0x52/0xb0 [ 358.345596] ? __this_cpu_preempt_check+0x1c/0x1f [ 358.350438] __do_softirq+0x30b/0xad8 [ 358.354246] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 358.359347] ? trace_hardirqs_off+0xb8/0x310 [ 358.363769] ? schedule+0x108/0x460 [ 358.367408] ? run_ksoftirqd+0x40/0x100 [ 358.371397] ? trace_hardirqs_off+0xb8/0x310 [ 358.375807] ? smpboot_thread_fn+0x68b/0xa00 [ 358.380215] ? trace_hardirqs_on+0x310/0x310 [ 358.384623] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.390163] ? check_preemption_disabled+0x48/0x200 [ 358.395189] ? takeover_tasklets+0xa90/0xa90 [ 358.399603] run_ksoftirqd+0x94/0x100 [ 358.403416] smpboot_thread_fn+0x68b/0xa00 [ 358.407658] ? sort_range+0x30/0x30 [ 358.411294] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.416404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.421946] ? __kthread_parkme+0xfb/0x1a0 [ 358.426184] kthread+0x35a/0x420 [ 358.429548] ? sort_range+0x30/0x30 [ 358.433171] ? kthread_bind+0x40/0x40 [ 358.436974] ret_from_fork+0x3a/0x50 [ 358.440696] warn_alloc_show_mem: 1 callbacks suppressed [ 358.440708] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 358.440710] Mem-Info: [ 358.440741] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 358.440741] active_file:14 inactive_file:15 isolated_file:0 [ 358.440741] unevictable:0 dirty:0 writeback:0 unstable:0 [ 358.440741] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 358.440741] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 358.440741] free:13750 free_pcp:487 free_cma:0 [ 358.446091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 358.453386] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 358.455786] Call Trace: [ 358.488739] Node 0 [ 358.498087] [ 358.525771] 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 [ 358.528355] dump_stack+0x1c4/0x2b4 [ 358.530572] lowmem_reserve[]: [ 358.532725] ? dump_stack_print_info.cold.2+0x52/0x52 [ 358.558225] 0 [ 358.561857] warn_alloc.cold.119+0xb7/0x1bd [ 358.564935] 2819 [ 358.570123] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 358.571903] 6323 [ 358.576220] ? lock_downgrade+0x900/0x900 [ 358.578259] 6323 [ 358.583096] ? trace_hardirqs_off+0xb8/0x310 [ 358.589284] ? trace_hardirqs_off+0xb8/0x310 [ 358.591326] Node 0 [ 358.595732] __alloc_pages_slowpath+0x2667/0x2d80 [ 358.600143] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 358.602380] ? warn_alloc+0x120/0x120 [ 358.607182] lowmem_reserve[]: [ 358.633913] ? trace_hardirqs_on+0x310/0x310 [ 358.633930] ? warn_alloc+0x120/0x120 [ 358.637714] 0 [ 358.640814] ? warn_alloc+0x120/0x120 [ 358.645210] 0 [ 358.649014] ? ktime_get+0x2e1/0x440 [ 358.650803] 3503 [ 358.654600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.656388] 3503 [ 358.660109] ? check_preemption_disabled+0x48/0x200 [ 358.667693] ? kasan_check_read+0x11/0x20 [ 358.669746] Node 0 [ 358.674758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.678912] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 358.681118] ? should_fail+0x22d/0xd01 [ 358.686631] lowmem_reserve[]: [ 358.715001] ? rcu_bh_qs+0xc0/0xc0 [ 358.718866] 0 [ 358.721971] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.725489] 0 [ 358.727295] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.732378] 0 0 [ 358.734194] ? should_fail+0x22d/0xd01 [ 358.741692] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.745559] Node 0 [ 358.750654] ? should_fail+0x22d/0xd01 [ 358.750657] DMA: 1*4kB [ 358.752900] ? rcu_idle_enter+0x4b0/0x4b0 [ 358.756770] (U) [ 358.759409] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.763534] 0*8kB [ 358.765508] ? mark_held_locks+0x130/0x130 [ 358.770589] 0*16kB [ 358.772752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.776962] 1*32kB [ 358.779197] ? mark_held_locks+0x130/0x130 [ 358.784709] (U) [ 358.786943] ? rcu_irq_exit+0xce/0x100 [ 358.791154] 2*64kB [ 358.793130] ? irq_exit+0xbd/0x1c0 [ 358.796989] (U) 1*128kB [ 358.799236] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 358.803258] (U) 1*256kB [ 358.805941] ? do_raw_spin_unlock+0xa7/0x2f0 [ 358.810930] (U) [ 358.813599] ? smp_call_function_single_interrupt+0x650/0x650 [ 358.817982] 0*512kB [ 358.819953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.825811] 1*1024kB [ 358.828130] ? ret_from_intr+0xb/0x1e [ 358.833644] (U) [ 358.836053] ? retint_kernel+0x2d/0x2d [ 358.839834] 1*2048kB [ 358.841806] ? trace_hardirqs_on_caller+0xc0/0x310 [ 358.845666] (M) [ 358.848072] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 358.852974] 3*4096kB [ 358.854947] ? trace_hardirqs_off+0x310/0x310 [ 358.859679] (M) [ 358.862086] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.866556] = 15908kB [ 358.868531] __alloc_pages_nodemask+0xa80/0xde0 [ 358.873605] Node 0 [ 358.876015] ? should_fail+0x22d/0xd01 [ 358.880661] DMA32: [ 358.882893] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 358.886763] 5*4kB [ 358.889011] ? ____cache_alloc_node+0x1c7/0x1e0 [ 358.893993] (M) [ 358.896149] ? lock_downgrade+0x900/0x900 [ 358.900794] 1*8kB [ 358.902765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.906880] (M) 3*16kB [ 358.909052] cache_grow_begin+0x91/0x8c0 [ 358.914563] (M) [ 358.917143] ? do_raw_spin_unlock+0xa7/0x2f0 [ 358.921180] 4*32kB [ 358.923152] fallback_alloc+0x203/0x2e0 [ 358.927538] (UM) [ 358.929770] ____cache_alloc_node+0x1c7/0x1e0 [ 358.933724] 5*64kB [ 358.935782] kmem_cache_alloc_node+0xe3/0x730 [ 358.940254] (M) [ 358.942488] ? ipv6_get_ifaddr+0x42e/0x620 [ 358.946958] 5*128kB [ 358.948936] __alloc_skb+0x119/0x770 [ 358.953137] (UM) 2*256kB [ 358.955469] ? skb_scrub_packet+0x490/0x490 [ 358.959157] (M) [ 358.961923] ? lock_downgrade+0x900/0x900 [ 358.966227] 4*512kB [ 358.968202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.972326] (UM) [ 358.974649] ? refcount_sub_and_test_checked+0x203/0x310 [ 358.980162] 3*1024kB [ 358.982239] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 358.987675] (UM) [ 358.990088] ? addrconf_rs_timer+0x690/0x690 [ 358.995517] 3*2048kB [ 358.997588] ndisc_alloc_skb+0x144/0x340 [ 359.001971] (M) [ 359.004387] ndisc_send_rs+0x331/0x6e0 [ 359.008427] 3*4096kB [ 359.010413] addrconf_rs_timer+0x314/0x690 [ 359.014272] (M) [ 359.016679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.020890] = 25228kB [ 359.022867] call_timer_fn+0x272/0x920 [ 359.027083] Node 0 [ 359.029490] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.033375] Normal: [ 359.035610] ? process_timeout+0x40/0x40 [ 359.039823] 1316*4kB [ 359.042144] ? trace_hardirqs_off+0xb8/0x310 [ 359.046183] (ME) [ 359.048588] ? kasan_check_read+0x11/0x20 [ 359.052990] 462*8kB [ 359.055054] ? do_raw_spin_unlock+0xa7/0x2f0 [ 359.059177] (UMEH) [ 359.061498] ? trace_hardirqs_on+0x310/0x310 [ 359.065893] 167*16kB [ 359.068138] ? __run_timers+0x7da/0xc70 [ 359.072527] (UMEH) [ 359.074936] ? lock_downgrade+0x900/0x900 [ 359.078925] 42*32kB [ 359.081156] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 359.085277] (UMEH) [ 359.087596] ? trace_hardirqs_on+0xbd/0x310 [ 359.092676] 4*64kB [ 359.094916] ? kasan_check_read+0x11/0x20 [ 359.099214] (UH) [ 359.101449] ? __run_timers+0x7da/0xc70 [ 359.105572] 1*128kB [ 359.107630] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 359.111580] (U) [ 359.113895] ? kasan_check_write+0x14/0x20 [ 359.119335] 0*256kB [ 359.121313] ? do_raw_spin_lock+0xc1/0x200 [ 359.125532] 1*512kB [ 359.127849] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.132056] (U) [ 359.134385] __run_timers+0x7e5/0xc70 [ 359.138604] 0*1024kB [ 359.140584] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 359.144356] 0*2048kB [ 359.146773] ? lock_acquire+0x1ed/0x520 [ 359.152110] 0*4096kB [ 359.154513] ? __hrtimer_run_queues+0x488/0x10d0 [ 359.158465] = 13872kB [ 359.160884] ? lock_release+0x970/0x970 [ 359.165628] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 359.168040] ? trace_hardirqs_off+0xb8/0x310 [ 359.171995] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 359.180819] ? do_raw_spin_unlock+0xa7/0x2f0 [ 359.185206] 4244 total pagecache pages [ 359.193770] ? kasan_check_write+0x14/0x20 [ 359.198158] 0 pages in swap cache [ 359.202044] ? pvclock_read_flags+0x160/0x160 [ 359.206261] Swap cache stats: add 0, delete 0, find 0/0 [ 359.209703] ? lock_downgrade+0x900/0x900 [ 359.214180] Free swap = 0kB [ 359.219555] ? trace_hardirqs_on+0xbd/0x310 [ 359.223681] Total swap = 0kB [ 359.226694] ? kvm_sched_clock_read+0x9/0x20 [ 359.230990] 1965979 pages RAM [ 359.234008] ? irq_exit+0x17f/0x1c0 [ 359.238397] 0 pages HighMem/MovableOnly [ 359.241505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.245107] 342307 pages reserved [ 359.249081] ? check_preemption_disabled+0x48/0x200 [ 359.254591] 0 pages cma reserved [ 359.258042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.263083] aoe: skb alloc failure [ 359.266410] run_timer_softirq+0x52/0xb0 [ 359.266429] ? __this_cpu_preempt_check+0x1c/0x1f [ 359.271974] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 359.275487] __do_softirq+0x30b/0xad8 [ 359.279527] ksoftirqd/1 cpuset= [ 359.284379] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 359.294666] / [ 359.298463] ? pvclock_read_flags+0x160/0x160 [ 359.301721] mems_allowed=0 [ 359.306817] ? lapic_next_event+0x5a/0x90 [ 359.320061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.325614] ? clockevents_program_event+0x140/0x370 [ 359.330720] ? kvm_clock_read+0x18/0x30 [ 359.334692] ? kvm_sched_clock_read+0x9/0x20 [ 359.339103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.344640] ? check_preemption_disabled+0x48/0x200 [ 359.349666] irq_exit+0x17f/0x1c0 [ 359.353123] smp_apic_timer_interrupt+0x1cb/0x760 [ 359.357965] ? smp_call_function_single_interrupt+0x159/0x650 [ 359.363876] ? smp_call_function_single_interrupt+0x650/0x650 [ 359.369763] ? interrupt_entry+0xb5/0xf0 [ 359.373837] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.378865] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.383887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.388731] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.393746] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.398777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.404317] ? check_preemption_disabled+0x48/0x200 [ 359.409333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.414875] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.419736] apic_timer_interrupt+0xf/0x20 [ 359.423968] [ 359.426209] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 359.431138] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 359.450035] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 359.457743] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 359.465008] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 359.472275] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 359.479541] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 359.486806] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 359.494094] ? trace_hardirqs_on+0xb4/0x310 [ 359.498446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.503995] skb_clone+0x1bb/0x500 [ 359.507535] ? finish_task_switch+0x2f5/0x900 [ 359.512031] ? skb_split+0x11e0/0x11e0 [ 359.515924] ? preempt_notifier_register+0x200/0x200 [ 359.521027] ? __switch_to_asm+0x34/0x70 [ 359.525087] ? __switch_to_asm+0x34/0x70 [ 359.529149] ? __switch_to_asm+0x40/0x70 [ 359.533207] ? __switch_to_asm+0x34/0x70 [ 359.537264] ? __switch_to_asm+0x40/0x70 [ 359.541333] ? __switch_to_asm+0x34/0x70 [ 359.545403] ? __switch_to_asm+0x40/0x70 [ 359.549470] ? __switch_to_asm+0x34/0x70 [ 359.553532] ? __switch_to_asm+0x34/0x70 [ 359.557593] ? __switch_to_asm+0x40/0x70 [ 359.561649] ? __switch_to_asm+0x34/0x70 [ 359.565729] bpf_clone_redirect+0xb9/0x490 [ 359.569983] ? __schedule+0x874/0x1ed0 [ 359.573874] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 359.578895] ? __sched_text_start+0x8/0x8 [ 359.583046] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 359.587818] ? retint_kernel+0x2d/0x2d [ 359.591719] ? lock_acquire+0x1ed/0x520 [ 359.595689] ? bpf_test_run+0x32e/0x5a0 [ 359.599670] ? lock_release+0x970/0x970 [ 359.603658] ? preempt_schedule+0x4d/0x60 [ 359.607826] ? preempt_schedule_common+0x1f/0xd0 [ 359.612584] ? preempt_schedule+0x4d/0x60 [ 359.616737] ? ___preempt_schedule+0x16/0x18 [ 359.621150] ? bpf_test_run+0x1c0/0x5a0 [ 359.625145] ? netlink_diag_dump+0x2a0/0x2a0 [ 359.629555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.635087] ? bpf_test_init.isra.9+0x70/0x100 [ 359.639674] ? bpf_prog_test_run_skb+0x634/0xb40 [ 359.644440] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 359.649283] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 359.654821] ? fput+0x130/0x1a0 [ 359.658101] ? __bpf_prog_get+0x9b/0x290 [ 359.662177] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 359.667033] ? bpf_prog_test_run+0x130/0x1a0 [ 359.671445] ? __x64_sys_bpf+0x3d8/0x510 [ 359.675507] ? bpf_prog_get+0x20/0x20 [ 359.679323] ? do_syscall_64+0x1b9/0x820 [ 359.683390] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 359.688761] ? syscall_return_slowpath+0x5e0/0x5e0 [ 359.694189] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.699220] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 359.704237] ? recalc_sigpending_tsk+0x180/0x180 [ 359.708990] ? kasan_check_write+0x14/0x20 [ 359.713238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.718090] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 359.723466] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 359.723519] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 359.730313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 359.730317] Call Trace: [ 359.730339] dump_stack+0x1c4/0x2b4 [ 359.730358] ? dump_stack_print_info.cold.2+0x52/0x52 [ 359.736909] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 359.746203] warn_alloc.cold.119+0xb7/0x1bd [ 359.748773] syz-executor0 cpuset= [ 359.752418] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 359.757584] syz0 [ 359.768070] ? lock_downgrade+0x900/0x900 [ 359.772387] mems_allowed=0 [ 359.775840] ? trace_hardirqs_off+0xb8/0x310 [ 359.794081] ? trace_hardirqs_off+0xb8/0x310 [ 359.798497] __alloc_pages_slowpath+0x2667/0x2d80 [ 359.803360] ? warn_alloc+0x120/0x120 [ 359.807183] ? rb_erase+0x3710/0x3710 [ 359.810982] ? warn_alloc+0x120/0x120 [ 359.814786] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 359.820588] ? warn_alloc+0x120/0x120 [ 359.824403] ? mark_held_locks+0x130/0x130 [ 359.828681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.834225] ? should_fail+0x22d/0xd01 [ 359.838114] ? put_dec_trunc8+0x273/0x300 [ 359.842278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.847393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.852956] ? should_fail+0x22d/0xd01 [ 359.856842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.862400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.867505] ? should_fail+0x22d/0xd01 [ 359.871402] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.876526] ? mark_held_locks+0x130/0x130 [ 359.880759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.886303] ? mark_held_locks+0x130/0x130 [ 359.890537] ? lock_downgrade+0x900/0x900 [ 359.894687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.900230] ? trace_hardirqs_off+0xb8/0x310 [ 359.904637] ? kasan_check_read+0x11/0x20 [ 359.908789] ? do_raw_spin_unlock+0xa7/0x2f0 [ 359.913220] ? trace_hardirqs_on+0x310/0x310 [ 359.917626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.923163] ? wq_watchdog_touch+0x9c/0xfe [ 359.927403] ? io_serial_in+0x11/0x90 [ 359.931204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.936748] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 359.941861] __alloc_pages_nodemask+0xa80/0xde0 [ 359.946530] ? should_fail+0x22d/0xd01 [ 359.950423] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 359.955446] ? kasan_check_write+0x14/0x20 [ 359.959690] ? ____cache_alloc_node+0x1c7/0x1e0 [ 359.964357] ? lock_downgrade+0x900/0x900 [ 359.968518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.974058] cache_grow_begin+0x91/0x8c0 [ 359.978118] ? do_raw_spin_unlock+0xa7/0x2f0 [ 359.982533] fallback_alloc+0x203/0x2e0 [ 359.986511] ____cache_alloc_node+0x1c7/0x1e0 [ 359.991016] kmem_cache_alloc_node+0xe3/0x730 [ 359.995512] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 360.000632] __alloc_skb+0x119/0x770 [ 360.004350] ? calc_wheel_index+0x220/0x220 [ 360.008685] ? skb_scrub_packet+0x490/0x490 [ 360.013016] ? vprintk_default+0x28/0x30 [ 360.017075] ? vprintk_func+0x85/0x181 [ 360.020962] ? printk+0xa7/0xcf [ 360.024242] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 360.029002] ? trace_hardirqs_off+0xb8/0x310 [ 360.033422] new_skb+0x26/0x1c0 [ 360.036715] aoecmd_cfg+0x279/0x7f0 [ 360.040349] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 360.044683] ? lock_acquire+0x1ed/0x520 [ 360.048657] ? call_timer_fn+0x1db/0x920 [ 360.052719] ? lock_downgrade+0x900/0x900 [ 360.056881] discover_timer+0x50/0x60 [ 360.060686] call_timer_fn+0x272/0x920 [ 360.064574] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 360.069513] ? process_timeout+0x40/0x40 [ 360.073577] ? kasan_check_read+0x11/0x20 [ 360.077724] ? do_raw_spin_unlock+0xa7/0x2f0 [ 360.082140] ? trace_hardirqs_on+0x310/0x310 [ 360.086552] ? __run_timers+0x7da/0xc70 [ 360.090527] ? lock_downgrade+0x900/0x900 [ 360.094675] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 360.099779] ? trace_hardirqs_on+0xbd/0x310 [ 360.104096] ? kasan_check_read+0x11/0x20 [ 360.108247] ? __run_timers+0x7da/0xc70 [ 360.112220] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 360.117697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.123241] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 360.128096] __run_timers+0x7e5/0xc70 [ 360.131922] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 360.137283] ? lock_downgrade+0x900/0x900 [ 360.141433] ? finish_task_switch+0x1b5/0x900 [ 360.145933] ? trace_hardirqs_on+0xbd/0x310 [ 360.150260] ? kasan_check_read+0x11/0x20 [ 360.154412] ? finish_task_switch+0x1f5/0x900 [ 360.158926] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 360.164414] ? compat_start_thread+0x80/0x80 [ 360.168823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.174382] ? pvclock_read_flags+0x160/0x160 [ 360.178882] ? __switch_to_asm+0x34/0x70 [ 360.182944] ? __switch_to_asm+0x34/0x70 [ 360.187003] ? __switch_to_asm+0x40/0x70 [ 360.191062] ? __switch_to_asm+0x40/0x70 [ 360.195117] ? __switch_to_asm+0x34/0x70 [ 360.199193] ? __switch_to_asm+0x40/0x70 [ 360.203256] ? trace_hardirqs_on+0xbd/0x310 [ 360.207587] ? kvm_sched_clock_read+0x9/0x20 [ 360.211997] ? run_ksoftirqd+0x94/0x100 [ 360.215976] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.221541] ? check_preemption_disabled+0x48/0x200 [ 360.226556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.232140] run_timer_softirq+0x52/0xb0 [ 360.236201] ? __this_cpu_preempt_check+0x1c/0x1f [ 360.241041] __do_softirq+0x30b/0xad8 [ 360.244849] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 360.249952] ? trace_hardirqs_off+0xb8/0x310 [ 360.254384] ? schedule+0x108/0x460 [ 360.258020] ? run_ksoftirqd+0x40/0x100 [ 360.262007] ? trace_hardirqs_off+0xb8/0x310 [ 360.266415] ? smpboot_thread_fn+0x68b/0xa00 [ 360.270826] ? trace_hardirqs_on+0x310/0x310 [ 360.275238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.280775] ? check_preemption_disabled+0x48/0x200 [ 360.285795] ? takeover_tasklets+0xa90/0xa90 [ 360.290203] run_ksoftirqd+0x94/0x100 [ 360.294010] smpboot_thread_fn+0x68b/0xa00 [ 360.298249] ? sort_range+0x30/0x30 [ 360.301875] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 360.306981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.312521] ? __kthread_parkme+0xfb/0x1a0 [ 360.316760] kthread+0x35a/0x420 [ 360.320138] ? sort_range+0x30/0x30 [ 360.323763] ? kthread_bind+0x40/0x40 [ 360.327564] ret_from_fork+0x3a/0x50 [ 360.331299] warn_alloc_show_mem: 1 callbacks suppressed [ 360.331323] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 360.331325] Mem-Info: [ 360.331355] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 360.331355] active_file:14 inactive_file:15 isolated_file:0 [ 360.331355] unevictable:0 dirty:0 writeback:0 unstable:0 [ 360.331355] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 360.331355] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 360.331355] free:13750 free_pcp:487 free_cma:0 [ 360.336709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.343988] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 360.346396] Call Trace: [ 360.379353] Node 0 [ 360.388708] [ 360.416485] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 360.419040] dump_stack+0x1c4/0x2b4 [ 360.421273] lowmem_reserve[]: [ 360.423444] ? dump_stack_print_info.cold.2+0x52/0x52 [ 360.448931] 0 [ 360.452570] warn_alloc.cold.119+0xb7/0x1bd [ 360.455641] 2819 [ 360.460825] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 360.462608] 6323 [ 360.466926] ? lock_downgrade+0x900/0x900 [ 360.468965] 6323 [ 360.473807] ? trace_hardirqs_off+0xb8/0x310 [ 360.479993] ? trace_hardirqs_off+0xb8/0x310 [ 360.482037] Node 0 [ 360.486442] __alloc_pages_slowpath+0x2667/0x2d80 [ 360.490850] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 360.493076] ? warn_alloc+0x120/0x120 [ 360.497885] lowmem_reserve[]: [ 360.524606] ? trace_hardirqs_on+0x310/0x310 [ 360.528395] 0 [ 360.531500] ? warn_alloc+0x120/0x120 [ 360.535885] 0 [ 360.537682] ? warn_alloc+0x120/0x120 [ 360.541463] 3503 [ 360.543265] ? ktime_get+0x2e1/0x440 [ 360.547039] 3503 [ 360.549101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.554857] ? check_preemption_disabled+0x48/0x200 [ 360.560394] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 360.565472] ? kasan_check_read+0x11/0x20 [ 360.565490] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.594447] lowmem_reserve[]: 0 [ 360.598613] ? should_fail+0x22d/0xd01 [ 360.604230] 0 [ 360.607507] ? rcu_bh_qs+0xc0/0xc0 [ 360.611396] 0 [ 360.613201] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.616716] 0 [ 360.618520] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.625408] ? should_fail+0x22d/0xd01 [ 360.630920] Node 0 DMA: [ 360.634805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.634821] ? should_fail+0x22d/0xd01 [ 360.637483] 1*4kB [ 360.642581] ? rcu_idle_enter+0x4b0/0x4b0 [ 360.646449] (U) [ 360.648604] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.652728] 0*8kB [ 360.654705] ? mark_held_locks+0x130/0x130 [ 360.659786] 0*16kB [ 360.661932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.666144] 1*32kB [ 360.668395] ? mark_held_locks+0x130/0x130 [ 360.673921] (U) [ 360.676171] ? rcu_irq_exit+0xce/0x100 [ 360.680384] 2*64kB (U) [ 360.682392] ? irq_exit+0xbd/0x1c0 [ 360.686257] 1*128kB [ 360.688842] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 360.692356] (U) [ 360.694689] ? do_raw_spin_unlock+0xa7/0x2f0 [ 360.699691] 1*256kB [ 360.701671] ? smp_call_function_single_interrupt+0x650/0x650 [ 360.706057] (U) [ 360.708385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.714246] 0*512kB [ 360.716235] ? ret_from_intr+0xb/0x1e [ 360.721752] 1*1024kB [ 360.724072] ? retint_kernel+0x2d/0x2d [ 360.727847] (U) [ 360.730271] ? trace_hardirqs_on_caller+0xc0/0x310 [ 360.734143] 1*2048kB [ 360.736121] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 360.741023] (M) [ 360.743441] ? trace_hardirqs_off+0x310/0x310 [ 360.748173] 3*4096kB [ 360.750146] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 360.754620] (M) [ 360.757037] __alloc_pages_nodemask+0xa80/0xde0 [ 360.762112] = 15908kB [ 360.764090] ? should_fail+0x22d/0xd01 [ 360.768734] Node 0 [ 360.771143] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 360.775005] DMA32: [ 360.777252] ? ____cache_alloc_node+0x1c7/0x1e0 [ 360.782242] 5*4kB [ 360.784473] ? lock_downgrade+0x900/0x900 [ 360.789116] (M) [ 360.791266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.795397] 1*8kB [ 360.797388] cache_grow_begin+0x91/0x8c0 [ 360.803422] (M) 3*16kB [ 360.805585] ? do_raw_spin_unlock+0xa7/0x2f0 [ 360.809622] (M) [ 360.812205] fallback_alloc+0x203/0x2e0 [ 360.816603] 4*32kB [ 360.818577] ____cache_alloc_node+0x1c7/0x1e0 [ 360.822526] (UM) [ 360.824759] kmem_cache_alloc_node+0xe3/0x730 [ 360.829230] 5*64kB [ 360.831293] ? ipv6_get_ifaddr+0x42e/0x620 [ 360.835762] (M) [ 360.838000] __alloc_skb+0x119/0x770 [ 360.842209] 5*128kB [ 360.844180] ? skb_scrub_packet+0x490/0x490 [ 360.847871] (UM) [ 360.850193] ? lock_downgrade+0x900/0x900 [ 360.854490] 2*256kB [ 360.856550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.860672] (M) [ 360.862994] ? refcount_sub_and_test_checked+0x203/0x310 [ 360.868507] 4*512kB [ 360.870482] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 360.875911] (UM) [ 360.878234] ? addrconf_rs_timer+0x690/0x690 [ 360.883660] 3*1024kB [ 360.885724] ndisc_alloc_skb+0x144/0x340 [ 360.890106] (UM) [ 360.892513] ndisc_send_rs+0x331/0x6e0 [ 360.896553] 3*2048kB [ 360.898610] addrconf_rs_timer+0x314/0x690 [ 360.902472] (M) [ 360.904881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.909184] 3*4096kB [ 360.911158] call_timer_fn+0x272/0x920 [ 360.915364] (M) [ 360.917786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.921649] = 25228kB [ 360.923620] ? process_timeout+0x40/0x40 [ 360.927830] Node 0 [ 360.930681] ? trace_hardirqs_off+0xb8/0x310 [ 360.934714] Normal: [ 360.936948] ? kasan_check_read+0x11/0x20 [ 360.941334] 1316*4kB [ 360.943653] ? do_raw_spin_unlock+0xa7/0x2f0 [ 360.947778] (ME) [ 360.950193] ? trace_hardirqs_on+0x310/0x310 [ 360.954571] 462*8kB (UMEH) [ 360.956649] ? __run_timers+0x7da/0xc70 [ 360.961058] 167*16kB [ 360.963985] ? lock_downgrade+0x900/0x900 [ 360.967932] (UMEH) [ 360.970339] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 360.974465] 42*32kB [ 360.976701] ? trace_hardirqs_on+0xbd/0x310 [ 360.981775] (UMEH) 4*64kB [ 360.984190] ? kasan_check_read+0x11/0x20 [ 360.988486] (UH) [ 360.991327] ? __run_timers+0x7da/0xc70 [ 360.995452] 1*128kB [ 360.997517] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 361.001464] (U) [ 361.003782] ? kasan_check_write+0x14/0x20 [ 361.009202] 0*256kB 1*512kB [ 361.011187] ? do_raw_spin_lock+0xc1/0x200 [ 361.015397] (U) [ 361.018427] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.022635] 0*1024kB [ 361.024613] __run_timers+0x7e5/0xc70 [ 361.028823] 0*2048kB [ 361.031234] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 361.035004] 0*4096kB [ 361.037432] ? lock_acquire+0x1ed/0x520 [ 361.042783] = 13872kB [ 361.042798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 361.045201] ? __hrtimer_run_queues+0x488/0x10d0 [ 361.049177] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 361.051578] ? lock_release+0x970/0x970 [ 361.060408] 4244 total pagecache pages [ 361.065157] ? trace_hardirqs_off+0xb8/0x310 [ 361.073711] 0 pages in swap cache [ 361.077680] ? do_raw_spin_unlock+0xa7/0x2f0 [ 361.081542] Swap cache stats: add 0, delete 0, find 0/0 [ 361.081551] Free swap = 0kB [ 361.085963] ? kasan_check_write+0x14/0x20 [ 361.089396] Total swap = 0kB [ 361.093804] ? pvclock_read_flags+0x160/0x160 [ 361.099145] 1965979 pages RAM [ 361.102159] ? lock_downgrade+0x900/0x900 [ 361.106378] 0 pages HighMem/MovableOnly [ 361.109422] ? trace_hardirqs_on+0xbd/0x310 [ 361.113889] 342307 pages reserved [ 361.116996] ? kvm_sched_clock_read+0x9/0x20 [ 361.121118] 0 pages cma reserved [ 361.125092] ? irq_exit+0x17f/0x1c0 [ 361.129444] aoe: skb alloc failure [ 361.132850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.137294] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 361.140610] ? check_preemption_disabled+0x48/0x200 [ 361.144215] ksoftirqd/1 cpuset= [ 361.147754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.153266] / [ 361.163578] run_timer_softirq+0x52/0xb0 [ 361.168572] mems_allowed=0 [ 361.171847] ? __this_cpu_preempt_check+0x1c/0x1f [ 361.190855] __do_softirq+0x30b/0xad8 [ 361.194667] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 361.199776] ? pvclock_read_flags+0x160/0x160 [ 361.204273] ? lapic_next_event+0x5a/0x90 [ 361.208428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.213965] ? clockevents_program_event+0x140/0x370 [ 361.219072] ? kvm_clock_read+0x18/0x30 [ 361.223044] ? kvm_sched_clock_read+0x9/0x20 [ 361.227453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.232991] ? check_preemption_disabled+0x48/0x200 [ 361.238019] irq_exit+0x17f/0x1c0 [ 361.241481] smp_apic_timer_interrupt+0x1cb/0x760 [ 361.246331] ? smp_call_function_single_interrupt+0x159/0x650 [ 361.252217] ? smp_call_function_single_interrupt+0x650/0x650 [ 361.258102] ? interrupt_entry+0xb5/0xf0 [ 361.262162] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.267178] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.272199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.277040] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.282056] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.287076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.292614] ? check_preemption_disabled+0x48/0x200 [ 361.297630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.303186] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.308041] apic_timer_interrupt+0xf/0x20 [ 361.312269] [ 361.314525] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 361.319456] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 361.338354] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 361.346077] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 361.353342] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 361.360614] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 361.367881] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 361.375146] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 361.382440] ? trace_hardirqs_on+0xb4/0x310 [ 361.386769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.392312] skb_clone+0x1bb/0x500 [ 361.395850] ? finish_task_switch+0x2f5/0x900 [ 361.400346] ? skb_split+0x11e0/0x11e0 [ 361.404242] ? preempt_notifier_register+0x200/0x200 [ 361.409341] ? __switch_to_asm+0x34/0x70 [ 361.413414] ? __switch_to_asm+0x34/0x70 [ 361.417471] ? __switch_to_asm+0x40/0x70 [ 361.421529] ? __switch_to_asm+0x34/0x70 [ 361.425591] ? __switch_to_asm+0x40/0x70 [ 361.429654] ? __switch_to_asm+0x34/0x70 [ 361.433710] ? __switch_to_asm+0x40/0x70 [ 361.437765] ? __switch_to_asm+0x34/0x70 [ 361.441825] ? __switch_to_asm+0x34/0x70 [ 361.445881] ? __switch_to_asm+0x40/0x70 [ 361.449939] ? __switch_to_asm+0x34/0x70 [ 361.454005] bpf_clone_redirect+0xb9/0x490 [ 361.458263] ? __schedule+0x874/0x1ed0 [ 361.462161] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 361.467192] ? __sched_text_start+0x8/0x8 [ 361.471340] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 361.476111] ? retint_kernel+0x2d/0x2d [ 361.480014] ? lock_acquire+0x1ed/0x520 [ 361.483983] ? bpf_test_run+0x32e/0x5a0 [ 361.487964] ? lock_release+0x970/0x970 [ 361.491944] ? preempt_schedule+0x4d/0x60 [ 361.496091] ? preempt_schedule_common+0x1f/0xd0 [ 361.500849] ? preempt_schedule+0x4d/0x60 [ 361.504998] ? ___preempt_schedule+0x16/0x18 [ 361.509431] ? bpf_test_run+0x1c0/0x5a0 [ 361.513421] ? netlink_diag_dump+0x2a0/0x2a0 [ 361.517833] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.523366] ? bpf_test_init.isra.9+0x70/0x100 [ 361.527981] ? bpf_prog_test_run_skb+0x634/0xb40 [ 361.532757] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 361.537599] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 361.543136] ? fput+0x130/0x1a0 [ 361.546422] ? __bpf_prog_get+0x9b/0x290 [ 361.550485] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 361.555327] ? bpf_prog_test_run+0x130/0x1a0 [ 361.559741] ? __x64_sys_bpf+0x3d8/0x510 [ 361.563803] ? bpf_prog_get+0x20/0x20 [ 361.567621] ? do_syscall_64+0x1b9/0x820 [ 361.571683] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 361.577045] ? syscall_return_slowpath+0x5e0/0x5e0 [ 361.581983] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.586998] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 361.592016] ? recalc_sigpending_tsk+0x180/0x180 [ 361.596774] ? kasan_check_write+0x14/0x20 [ 361.601011] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.605859] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 361.611261] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 361.611322] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 361.618111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.618115] Call Trace: [ 361.618138] dump_stack+0x1c4/0x2b4 [ 361.618157] ? dump_stack_print_info.cold.2+0x52/0x52 [ 361.624671] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 361.633989] warn_alloc.cold.119+0xb7/0x1bd [ 361.636549] syz-executor0 cpuset= [ 361.640168] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 361.645331] syz0 [ 361.655816] ? lock_downgrade+0x900/0x900 [ 361.660120] mems_allowed=0 [ 361.663582] ? trace_hardirqs_off+0xb8/0x310 [ 361.681850] ? trace_hardirqs_off+0xb8/0x310 [ 361.686268] __alloc_pages_slowpath+0x2667/0x2d80 [ 361.691131] ? warn_alloc+0x120/0x120 [ 361.695185] ? rb_erase+0x3710/0x3710 [ 361.698991] ? warn_alloc+0x120/0x120 [ 361.702802] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 361.708602] ? warn_alloc+0x120/0x120 [ 361.712420] ? mark_held_locks+0x130/0x130 [ 361.716659] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.722199] ? should_fail+0x22d/0xd01 [ 361.726087] ? put_dec_trunc8+0x273/0x300 [ 361.730239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.735346] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.740888] ? should_fail+0x22d/0xd01 [ 361.744779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.750317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.755419] ? should_fail+0x22d/0xd01 [ 361.759308] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.764418] ? mark_held_locks+0x130/0x130 [ 361.768657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.774197] ? mark_held_locks+0x130/0x130 [ 361.778447] ? lock_downgrade+0x900/0x900 [ 361.782595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.788135] ? trace_hardirqs_off+0xb8/0x310 [ 361.792542] ? kasan_check_read+0x11/0x20 [ 361.796691] ? do_raw_spin_unlock+0xa7/0x2f0 [ 361.801098] ? trace_hardirqs_on+0x310/0x310 [ 361.805503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.811036] ? wq_watchdog_touch+0x9c/0xfe [ 361.815274] ? io_serial_in+0x11/0x90 [ 361.819089] ? retint_kernel+0x2d/0x2d [ 361.822993] ? trace_hardirqs_on_caller+0xc0/0x310 [ 361.827926] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 361.832684] ? trace_hardirqs_off+0x310/0x310 [ 361.837180] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.842290] __alloc_pages_nodemask+0xa80/0xde0 [ 361.846958] ? should_fail+0x22d/0xd01 [ 361.850852] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 361.855889] ? ____cache_alloc_node+0x1c7/0x1e0 [ 361.860563] ? lock_downgrade+0x900/0x900 [ 361.864715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.870252] cache_grow_begin+0x91/0x8c0 [ 361.874313] ? do_raw_spin_unlock+0xa7/0x2f0 [ 361.878724] fallback_alloc+0x203/0x2e0 [ 361.882705] ____cache_alloc_node+0x1c7/0x1e0 [ 361.887222] kmem_cache_alloc_node+0xe3/0x730 [ 361.891716] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.896823] __alloc_skb+0x119/0x770 [ 361.900550] ? calc_wheel_index+0x220/0x220 [ 361.904877] ? skb_scrub_packet+0x490/0x490 [ 361.909213] ? vprintk_default+0x28/0x30 [ 361.913276] ? vprintk_func+0x85/0x181 [ 361.917168] ? printk+0xa7/0xcf [ 361.920455] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 361.925214] ? trace_hardirqs_off+0xb8/0x310 [ 361.929624] new_skb+0x26/0x1c0 [ 361.932910] aoecmd_cfg+0x279/0x7f0 [ 361.936542] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 361.940868] ? lock_acquire+0x1ed/0x520 [ 361.944849] ? call_timer_fn+0x1db/0x920 [ 361.948915] ? lock_downgrade+0x900/0x900 [ 361.953083] discover_timer+0x50/0x60 [ 361.956893] call_timer_fn+0x272/0x920 [ 361.960787] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 361.965635] ? process_timeout+0x40/0x40 [ 361.969692] ? kasan_check_read+0x11/0x20 [ 361.973841] ? do_raw_spin_unlock+0xa7/0x2f0 [ 361.978252] ? trace_hardirqs_on+0x310/0x310 [ 361.982661] ? __run_timers+0x7da/0xc70 [ 361.986637] ? lock_downgrade+0x900/0x900 [ 361.990787] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.995889] ? trace_hardirqs_on+0xbd/0x310 [ 362.000212] ? kasan_check_read+0x11/0x20 [ 362.004359] ? __run_timers+0x7da/0xc70 [ 362.008340] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 362.013802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.019342] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 362.024191] __run_timers+0x7e5/0xc70 [ 362.027999] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 362.033361] ? lock_downgrade+0x900/0x900 [ 362.037525] ? finish_task_switch+0x1b5/0x900 [ 362.042039] ? trace_hardirqs_on+0xbd/0x310 [ 362.046360] ? kasan_check_read+0x11/0x20 [ 362.050517] ? finish_task_switch+0x1f5/0x900 [ 362.055014] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 362.060467] ? compat_start_thread+0x80/0x80 [ 362.064878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.070437] ? pvclock_read_flags+0x160/0x160 [ 362.074936] ? __switch_to_asm+0x34/0x70 [ 362.078995] ? __switch_to_asm+0x34/0x70 [ 362.083054] ? __switch_to_asm+0x40/0x70 [ 362.087114] ? __switch_to_asm+0x40/0x70 [ 362.091174] ? __switch_to_asm+0x34/0x70 [ 362.095232] ? __switch_to_asm+0x40/0x70 [ 362.099295] ? trace_hardirqs_on+0xbd/0x310 [ 362.103613] ? kvm_sched_clock_read+0x9/0x20 [ 362.108020] ? run_ksoftirqd+0x94/0x100 [ 362.111996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.117534] ? check_preemption_disabled+0x48/0x200 [ 362.122555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.128094] run_timer_softirq+0x52/0xb0 [ 362.132156] ? __this_cpu_preempt_check+0x1c/0x1f [ 362.136996] __do_softirq+0x30b/0xad8 [ 362.140809] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 362.145914] ? trace_hardirqs_off+0xb8/0x310 [ 362.150331] ? schedule+0x108/0x460 [ 362.153963] ? run_ksoftirqd+0x40/0x100 [ 362.157939] ? trace_hardirqs_off+0xb8/0x310 [ 362.162345] ? smpboot_thread_fn+0x68b/0xa00 [ 362.166760] ? trace_hardirqs_on+0x310/0x310 [ 362.171171] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.176709] ? check_preemption_disabled+0x48/0x200 [ 362.181726] ? takeover_tasklets+0xa90/0xa90 [ 362.186139] run_ksoftirqd+0x94/0x100 [ 362.189938] smpboot_thread_fn+0x68b/0xa00 [ 362.194183] ? sort_range+0x30/0x30 [ 362.197807] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 362.202927] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.208469] ? __kthread_parkme+0xfb/0x1a0 [ 362.212710] kthread+0x35a/0x420 [ 362.216076] ? sort_range+0x30/0x30 [ 362.219703] ? kthread_bind+0x40/0x40 [ 362.223504] ret_from_fork+0x3a/0x50 [ 362.227223] warn_alloc_show_mem: 1 callbacks suppressed [ 362.227235] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 362.227237] Mem-Info: [ 362.227266] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 362.227266] active_file:14 inactive_file:15 isolated_file:0 [ 362.227266] unevictable:0 dirty:0 writeback:0 unstable:0 [ 362.227266] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 362.227266] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 362.227266] free:13750 free_pcp:487 free_cma:0 [ 362.232615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.239892] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 362.242290] Call Trace: [ 362.275269] Node 0 [ 362.284616] [ 362.312300] 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 [ 362.314863] dump_stack+0x1c4/0x2b4 [ 362.317074] lowmem_reserve[]: [ 362.319225] ? dump_stack_print_info.cold.2+0x52/0x52 [ 362.344695] 0 2819 [ 362.348336] warn_alloc.cold.119+0xb7/0x1bd [ 362.351415] 6323 [ 362.356603] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 362.358819] 6323 [ 362.363136] ? lock_downgrade+0x900/0x900 [ 362.370009] ? trace_hardirqs_off+0xb8/0x310 [ 362.372045] Node 0 [ 362.376187] ? trace_hardirqs_off+0xb8/0x310 [ 362.380598] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 362.382810] __alloc_pages_slowpath+0x2667/0x2d80 [ 362.387191] lowmem_reserve[]: [ 362.413920] ? warn_alloc+0x120/0x120 [ 362.418726] 0 0 [ 362.421837] ? warn_alloc+0x120/0x120 [ 362.425616] 3503 [ 362.427592] ? warn_alloc+0x120/0x120 [ 362.431380] 3503 [ 362.433457] ? mark_held_locks+0x130/0x130 [ 362.439292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.443502] Node 0 [ 362.449031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.449062] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 362.449070] lowmem_reserve[]: [ 362.451303] ? should_fail+0x22d/0xd01 [ 362.456820] 0 [ 362.485198] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.488279] 0 [ 362.492182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.493961] 0 [ 362.499059] ? should_fail+0x22d/0xd01 [ 362.500836] 0 [ 362.506378] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.512047] ? should_fail+0x22d/0xd01 [ 362.513844] Node 0 [ 362.518936] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.522799] DMA: [ 362.525036] ? mark_held_locks+0x130/0x130 [ 362.530113] 1*4kB [ 362.532171] ? mark_held_locks+0x130/0x130 [ 362.536388] (U) [ 362.538543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.542754] 0*8kB [ 362.544725] ? trace_hardirqs_off+0xb8/0x310 [ 362.550241] 0*16kB [ 362.552395] ? kasan_check_read+0x11/0x20 [ 362.556783] 1*32kB [ 362.559019] ? do_raw_spin_unlock+0xa7/0x2f0 [ 362.563140] (U) [ 362.565385] ? trace_hardirqs_on+0x310/0x310 [ 362.569767] 2*64kB [ 362.571742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.576129] (U) [ 362.578365] ? wq_watchdog_touch+0x9c/0xfe [ 362.583886] 1*128kB [ 362.585862] ? io_serial_in+0x11/0x90 [ 362.590099] (U) [ 362.592430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.596209] 1*256kB [ 362.598182] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 362.603693] (U) [ 362.606019] __alloc_pages_nodemask+0xa80/0xde0 [ 362.611096] 0*512kB [ 362.613071] ? should_fail+0x22d/0xd01 [ 362.617715] 1*1024kB [ 362.620035] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 362.623895] (U) [ 362.626313] ? ____cache_alloc_node+0x1c7/0x1e0 [ 362.631295] 1*2048kB [ 362.633266] ? lock_downgrade+0x900/0x900 [ 362.637913] (M) [ 362.640319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.644467] 3*4096kB [ 362.646454] cache_grow_begin+0x91/0x8c0 [ 362.651968] (M) [ 362.654383] ? do_raw_spin_unlock+0xa7/0x2f0 [ 362.658421] = 15908kB [ 362.660413] fallback_alloc+0x203/0x2e0 [ 362.664791] Node 0 [ 362.667198] ____cache_alloc_node+0x1c7/0x1e0 [ 362.671149] DMA32: [ 362.673407] kmem_cache_alloc_node+0xe3/0x730 [ 362.677872] 5*4kB [ 362.680110] ? ipv6_get_ifaddr+0x42e/0x620 [ 362.684579] (M) [ 362.686731] __alloc_skb+0x119/0x770 [ 362.690937] 1*8kB [ 362.692906] ? skb_scrub_packet+0x490/0x490 [ 362.696617] (M) [ 362.698763] ? lock_downgrade+0x900/0x900 [ 362.703058] 3*16kB [ 362.705056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.709177] (M) [ 362.711417] ? refcount_sub_and_test_checked+0x203/0x310 [ 362.716928] 4*32kB [ 362.718899] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 362.724332] (UM) [ 362.726570] ? addrconf_rs_timer+0x690/0x690 [ 362.731993] 5*64kB [ 362.734067] ndisc_alloc_skb+0x144/0x340 [ 362.738469] (M) [ 362.740710] ndisc_send_rs+0x331/0x6e0 [ 362.744748] 5*128kB [ 362.746720] addrconf_rs_timer+0x314/0x690 [ 362.750583] (UM) [ 362.752904] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.757119] 2*256kB [ 362.759186] call_timer_fn+0x272/0x920 [ 362.763393] (M) [ 362.765723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.769588] 4*512kB [ 362.771566] ? process_timeout+0x40/0x40 [ 362.775776] (UM) [ 362.778100] ? trace_hardirqs_off+0xb8/0x310 [ 362.782142] 3*1024kB [ 362.784203] ? kasan_check_read+0x11/0x20 [ 362.788590] (UM) [ 362.791000] ? do_raw_spin_unlock+0xa7/0x2f0 [ 362.795126] 3*2048kB [ 362.797183] ? trace_hardirqs_on+0x310/0x310 [ 362.802041] (M) 3*4096kB [ 362.804477] ? __run_timers+0x7da/0xc70 [ 362.808860] (M) [ 362.811613] ? lock_downgrade+0x900/0x900 [ 362.815561] = 25228kB [ 362.817533] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 362.821658] Node 0 [ 362.824066] ? trace_hardirqs_on+0xbd/0x310 [ 362.829147] Normal: [ 362.831410] ? kasan_check_read+0x11/0x20 [ 362.835708] 1316*4kB [ 362.838026] ? __run_timers+0x7da/0xc70 [ 362.842161] (ME) [ 362.844581] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 362.848531] 462*8kB [ 362.850590] ? kasan_check_write+0x14/0x20 [ 362.856017] (UMEH) [ 362.858338] ? do_raw_spin_lock+0xc1/0x200 [ 362.862551] 167*16kB [ 362.864782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.868994] (UMEH) [ 362.871415] __run_timers+0x7e5/0xc70 [ 362.875615] 42*32kB (UMEH) [ 362.877866] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 362.881634] 4*64kB [ 362.884571] ? lock_acquire+0x1ed/0x520 [ 362.889913] (UH) [ 362.892148] ? __hrtimer_run_queues+0x488/0x10d0 [ 362.896100] 1*128kB [ 362.898160] ? lock_release+0x970/0x970 [ 362.902891] (U) [ 362.905217] ? trace_hardirqs_off+0xb8/0x310 [ 362.909166] 0*256kB [ 362.911157] ? do_raw_spin_unlock+0xa7/0x2f0 [ 362.915542] 1*512kB (U) [ 362.917873] ? kasan_check_write+0x14/0x20 [ 362.922265] 0*1024kB [ 362.924936] ? pvclock_read_flags+0x160/0x160 [ 362.929148] 0*2048kB [ 362.931552] ? lock_downgrade+0x900/0x900 [ 362.936029] 0*4096kB [ 362.938443] ? trace_hardirqs_on+0xbd/0x310 [ 362.942567] = 13872kB [ 362.944985] ? kvm_sched_clock_read+0x9/0x20 [ 362.949287] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.951688] ? irq_exit+0x17f/0x1c0 [ 362.956073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.956083] 4244 total pagecache pages [ 362.964935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.968534] 0 pages in swap cache [ 362.977106] ? check_preemption_disabled+0x48/0x200 [ 362.980969] Swap cache stats: add 0, delete 0, find 0/0 [ 362.986501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.989930] Free swap = 0kB [ 362.994952] run_timer_softirq+0x52/0xb0 [ 363.000289] Total swap = 0kB [ 363.005819] ? __this_cpu_preempt_check+0x1c/0x1f [ 363.008815] 1965979 pages RAM [ 363.012871] __do_softirq+0x30b/0xad8 [ 363.015869] 0 pages HighMem/MovableOnly [ 363.020708] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 363.023787] 342307 pages reserved [ 363.027588] ? pvclock_read_flags+0x160/0x160 [ 363.031542] 0 pages cma reserved [ 363.036636] ? lapic_next_event+0x5a/0x90 [ 363.040115] aoe: skb alloc failure [ 363.044559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.047954] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.052049] ? clockevents_program_event+0x140/0x370 [ 363.055563] ksoftirqd/1 cpuset= [ 363.061287] ? kvm_clock_read+0x18/0x30 [ 363.071574] / [ 363.076671] ? kvm_sched_clock_read+0x9/0x20 [ 363.079933] mems_allowed=0 [ 363.083899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.098443] ? check_preemption_disabled+0x48/0x200 [ 363.103470] irq_exit+0x17f/0x1c0 [ 363.106929] smp_apic_timer_interrupt+0x1cb/0x760 [ 363.111774] ? smp_call_function_single_interrupt+0x159/0x650 [ 363.117660] ? smp_call_function_single_interrupt+0x650/0x650 [ 363.123546] ? interrupt_entry+0xb5/0xf0 [ 363.127607] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.132619] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.137635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.142475] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.147492] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.152509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.158049] ? check_preemption_disabled+0x48/0x200 [ 363.163061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.168602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.173450] apic_timer_interrupt+0xf/0x20 [ 363.177679] [ 363.179916] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 363.184857] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 363.203750] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 363.211477] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 363.218744] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 363.226012] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 363.233276] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 363.240539] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 363.247827] ? trace_hardirqs_on+0xb4/0x310 [ 363.252159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.257701] skb_clone+0x1bb/0x500 [ 363.261238] ? finish_task_switch+0x2f5/0x900 [ 363.265733] ? skb_split+0x11e0/0x11e0 [ 363.269618] ? preempt_notifier_register+0x200/0x200 [ 363.274722] ? __switch_to_asm+0x34/0x70 [ 363.278792] ? __switch_to_asm+0x34/0x70 [ 363.282851] ? __switch_to_asm+0x40/0x70 [ 363.286911] ? __switch_to_asm+0x34/0x70 [ 363.290970] ? __switch_to_asm+0x40/0x70 [ 363.295032] ? __switch_to_asm+0x34/0x70 [ 363.299092] ? __switch_to_asm+0x40/0x70 [ 363.303151] ? __switch_to_asm+0x34/0x70 [ 363.307208] ? __switch_to_asm+0x34/0x70 [ 363.311266] ? __switch_to_asm+0x40/0x70 [ 363.315350] ? __switch_to_asm+0x34/0x70 [ 363.319436] bpf_clone_redirect+0xb9/0x490 [ 363.323669] ? __schedule+0x874/0x1ed0 [ 363.327562] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 363.332577] ? __sched_text_start+0x8/0x8 [ 363.336745] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 363.341508] ? retint_kernel+0x2d/0x2d [ 363.345416] ? lock_acquire+0x1ed/0x520 [ 363.349402] ? bpf_test_run+0x32e/0x5a0 [ 363.353391] ? lock_release+0x970/0x970 [ 363.357380] ? preempt_schedule+0x4d/0x60 [ 363.361543] ? preempt_schedule_common+0x1f/0xd0 [ 363.366302] ? preempt_schedule+0x4d/0x60 [ 363.370448] ? ___preempt_schedule+0x16/0x18 [ 363.374857] ? bpf_test_run+0x1c0/0x5a0 [ 363.378840] ? netlink_diag_dump+0x2a0/0x2a0 [ 363.383249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.388786] ? bpf_test_init.isra.9+0x70/0x100 [ 363.393380] ? bpf_prog_test_run_skb+0x634/0xb40 [ 363.398150] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 363.402993] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 363.408525] ? fput+0x130/0x1a0 [ 363.411802] ? __bpf_prog_get+0x9b/0x290 [ 363.415860] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 363.420701] ? bpf_prog_test_run+0x130/0x1a0 [ 363.425111] ? __x64_sys_bpf+0x3d8/0x510 [ 363.429168] ? bpf_prog_get+0x20/0x20 [ 363.432985] ? do_syscall_64+0x1b9/0x820 [ 363.437047] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 363.442419] ? syscall_return_slowpath+0x5e0/0x5e0 [ 363.447350] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.452387] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 363.457417] ? recalc_sigpending_tsk+0x180/0x180 [ 363.462175] ? kasan_check_write+0x14/0x20 [ 363.466420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.471266] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 363.476656] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 363.476711] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 363.483512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.490056] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.499330] Call Trace: [ 363.509804] syz-executor0 cpuset=syz0 mems_allowed=0 [ 363.512404] dump_stack+0x1c4/0x2b4 [ 363.512423] ? dump_stack_print_info.cold.2+0x52/0x52 [ 363.526338] warn_alloc.cold.119+0xb7/0x1bd [ 363.530671] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 363.535519] ? lock_downgrade+0x900/0x900 [ 363.539672] ? trace_hardirqs_off+0xb8/0x310 [ 363.544088] ? trace_hardirqs_off+0xb8/0x310 [ 363.548510] __alloc_pages_slowpath+0x2667/0x2d80 [ 363.553381] ? warn_alloc+0x120/0x120 [ 363.557186] ? rb_erase+0x3710/0x3710 [ 363.560984] ? warn_alloc+0x120/0x120 [ 363.564785] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 363.570585] ? warn_alloc+0x120/0x120 [ 363.574401] ? mark_held_locks+0x130/0x130 [ 363.578646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.584183] ? should_fail+0x22d/0xd01 [ 363.588075] ? put_dec_trunc8+0x273/0x300 [ 363.592225] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.597330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.602868] ? should_fail+0x22d/0xd01 [ 363.606761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.612299] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.617405] ? should_fail+0x22d/0xd01 [ 363.621301] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.626415] ? mark_held_locks+0x130/0x130 [ 363.630652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.636189] ? mark_held_locks+0x130/0x130 [ 363.640421] ? lock_downgrade+0x900/0x900 [ 363.644573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.650115] ? trace_hardirqs_off+0xb8/0x310 [ 363.654536] ? kasan_check_read+0x11/0x20 [ 363.658686] ? do_raw_spin_unlock+0xa7/0x2f0 [ 363.663098] ? trace_hardirqs_on+0x310/0x310 [ 363.667512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.673048] ? wq_watchdog_touch+0x9c/0xfe [ 363.677283] ? io_serial_in+0x11/0x90 [ 363.681081] ? retint_kernel+0x2d/0x2d [ 363.684972] ? trace_hardirqs_on_caller+0xc0/0x310 [ 363.689913] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 363.694971] ? trace_hardirqs_off+0x310/0x310 [ 363.699463] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 363.704577] __alloc_pages_nodemask+0xa80/0xde0 [ 363.709247] ? should_fail+0x22d/0xd01 [ 363.713136] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 363.718167] ? ____cache_alloc_node+0x1c7/0x1e0 [ 363.722835] ? lock_downgrade+0x900/0x900 [ 363.727014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.732554] cache_grow_begin+0x91/0x8c0 [ 363.736617] ? do_raw_spin_unlock+0xa7/0x2f0 [ 363.741033] fallback_alloc+0x203/0x2e0 [ 363.745012] ____cache_alloc_node+0x1c7/0x1e0 [ 363.749510] kmem_cache_alloc_node+0xe3/0x730 [ 363.754004] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 363.759112] __alloc_skb+0x119/0x770 [ 363.762829] ? calc_wheel_index+0x220/0x220 [ 363.767149] ? skb_scrub_packet+0x490/0x490 [ 363.771480] ? vprintk_default+0x28/0x30 [ 363.775542] ? vprintk_func+0x85/0x181 [ 363.779429] ? printk+0xa7/0xcf [ 363.782711] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 363.787472] ? trace_hardirqs_off+0xb8/0x310 [ 363.791884] new_skb+0x26/0x1c0 [ 363.795185] aoecmd_cfg+0x279/0x7f0 [ 363.798816] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 363.803142] ? lock_acquire+0x1ed/0x520 [ 363.807120] ? call_timer_fn+0x1db/0x920 [ 363.811179] ? lock_downgrade+0x900/0x900 [ 363.815342] discover_timer+0x50/0x60 [ 363.819160] call_timer_fn+0x272/0x920 [ 363.823044] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 363.827922] ? process_timeout+0x40/0x40 [ 363.831989] ? kasan_check_read+0x11/0x20 [ 363.836144] ? do_raw_spin_unlock+0xa7/0x2f0 [ 363.840561] ? trace_hardirqs_on+0x310/0x310 [ 363.844972] ? __run_timers+0x7da/0xc70 [ 363.848944] ? lock_downgrade+0x900/0x900 [ 363.853095] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 363.858203] ? trace_hardirqs_on+0xbd/0x310 [ 363.862520] ? kasan_check_read+0x11/0x20 [ 363.866666] ? __run_timers+0x7da/0xc70 [ 363.870644] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 363.876099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.881639] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 363.886482] __run_timers+0x7e5/0xc70 [ 363.890293] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 363.895655] ? lock_downgrade+0x900/0x900 [ 363.899802] ? finish_task_switch+0x1b5/0x900 [ 363.904301] ? trace_hardirqs_on+0xbd/0x310 [ 363.908617] ? kasan_check_read+0x11/0x20 [ 363.912769] ? finish_task_switch+0x1f5/0x900 [ 363.917267] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 363.922714] ? compat_start_thread+0x80/0x80 [ 363.927126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.932672] ? pvclock_read_flags+0x160/0x160 [ 363.937168] ? __switch_to_asm+0x34/0x70 [ 363.941229] ? __switch_to_asm+0x34/0x70 [ 363.945290] ? __switch_to_asm+0x40/0x70 [ 363.949346] ? __switch_to_asm+0x40/0x70 [ 363.953413] ? __switch_to_asm+0x34/0x70 [ 363.957469] ? __switch_to_asm+0x40/0x70 [ 363.961534] ? trace_hardirqs_on+0xbd/0x310 [ 363.965854] ? kvm_sched_clock_read+0x9/0x20 [ 363.970262] ? run_ksoftirqd+0x94/0x100 [ 363.974237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.979774] ? check_preemption_disabled+0x48/0x200 [ 363.984799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.990348] run_timer_softirq+0x52/0xb0 [ 363.994422] ? __this_cpu_preempt_check+0x1c/0x1f [ 363.999265] __do_softirq+0x30b/0xad8 [ 364.003076] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 364.008177] ? trace_hardirqs_off+0xb8/0x310 [ 364.012590] ? schedule+0x108/0x460 [ 364.016227] ? run_ksoftirqd+0x40/0x100 [ 364.020201] ? trace_hardirqs_off+0xb8/0x310 [ 364.024609] ? smpboot_thread_fn+0x68b/0xa00 [ 364.029019] ? trace_hardirqs_on+0x310/0x310 [ 364.033428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.038967] ? check_preemption_disabled+0x48/0x200 [ 364.043993] ? takeover_tasklets+0xa90/0xa90 [ 364.048409] run_ksoftirqd+0x94/0x100 [ 364.052208] smpboot_thread_fn+0x68b/0xa00 [ 364.056446] ? sort_range+0x30/0x30 [ 364.060071] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 364.065173] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.070708] ? __kthread_parkme+0xfb/0x1a0 [ 364.074948] kthread+0x35a/0x420 [ 364.078311] ? sort_range+0x30/0x30 [ 364.081936] ? kthread_bind+0x40/0x40 [ 364.085735] ret_from_fork+0x3a/0x50 [ 364.089456] warn_alloc_show_mem: 1 callbacks suppressed [ 364.089468] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 364.089470] Mem-Info: [ 364.089499] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 364.089499] active_file:14 inactive_file:15 isolated_file:0 [ 364.089499] unevictable:0 dirty:0 writeback:0 unstable:0 [ 364.089499] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 364.089499] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 364.089499] free:13750 free_pcp:487 free_cma:0 [ 364.094849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.102129] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 364.104530] Call Trace: [ 364.137481] Node 0 [ 364.146832] [ 364.174775] 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 [ 364.177342] dump_stack+0x1c4/0x2b4 [ 364.179546] lowmem_reserve[]: [ 364.181698] ? dump_stack_print_info.cold.2+0x52/0x52 [ 364.207189] 0 [ 364.210820] warn_alloc.cold.119+0xb7/0x1bd [ 364.213915] 2819 [ 364.219104] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 364.220881] 6323 [ 364.225197] ? lock_downgrade+0x900/0x900 [ 364.227234] 6323 [ 364.232071] ? trace_hardirqs_off+0xb8/0x310 [ 364.238255] ? trace_hardirqs_off+0xb8/0x310 [ 364.240299] Node 0 [ 364.244707] __alloc_pages_slowpath+0x2667/0x2d80 [ 364.249128] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 364.251351] ? warn_alloc+0x120/0x120 [ 364.256155] lowmem_reserve[]: [ 364.282881] ? trace_hardirqs_on+0x310/0x310 [ 364.286660] 0 [ 364.289761] ? warn_alloc+0x120/0x120 [ 364.294143] 0 [ 364.295941] ? warn_alloc+0x120/0x120 [ 364.299720] 3503 [ 364.301523] ? ktime_get+0x2e1/0x440 [ 364.305297] 3503 [ 364.307357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.313111] ? check_preemption_disabled+0x48/0x200 [ 364.318623] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 364.323663] ? kasan_check_read+0x11/0x20 [ 364.323681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.352631] lowmem_reserve[]: [ 364.356775] ? should_fail+0x22d/0xd01 [ 364.362286] 0 [ 364.365404] ? rcu_bh_qs+0xc0/0xc0 [ 364.369260] 0 [ 364.371060] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.374577] 0 [ 364.376383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.381463] 0 [ 364.383263] ? should_fail+0x22d/0xd01 [ 364.390585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.394454] Node 0 [ 364.399553] ? should_fail+0x22d/0xd01 [ 364.399555] DMA: 1*4kB [ 364.401797] ? rcu_idle_enter+0x4b0/0x4b0 [ 364.405660] (U) [ 364.408243] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.412367] 0*8kB [ 364.414353] ? mark_held_locks+0x130/0x130 [ 364.419436] 0*16kB [ 364.421587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.425801] 1*32kB [ 364.428031] ? mark_held_locks+0x130/0x130 [ 364.433553] (U) [ 364.435793] ? rcu_irq_exit+0xce/0x100 [ 364.440009] 2*64kB [ 364.441983] ? irq_exit+0xbd/0x1c0 [ 364.445842] (U) [ 364.448075] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 364.451612] 1*128kB [ 364.453591] ? do_raw_spin_unlock+0xa7/0x2f0 [ 364.458577] (U) [ 364.460899] ? smp_call_function_single_interrupt+0x650/0x650 [ 364.465290] 1*256kB [ 364.467262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.473120] (U) [ 364.475439] ? ret_from_intr+0xb/0x1e [ 364.480952] 0*512kB [ 364.482923] ? retint_kernel+0x2d/0x2d [ 364.486700] 1*1024kB [ 364.489020] ? trace_hardirqs_on_caller+0xc0/0x310 [ 364.492897] (U) [ 364.495306] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 364.500208] 1*2048kB [ 364.502177] ? trace_hardirqs_off+0x310/0x310 [ 364.506912] (M) [ 364.509321] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 364.513790] 3*4096kB [ 364.515769] __alloc_pages_nodemask+0xa80/0xde0 [ 364.520835] (M) = 15908kB [ 364.523253] ? should_fail+0x22d/0xd01 [ 364.527905] Node 0 [ 364.530655] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 364.534515] DMA32: [ 364.536760] ? ____cache_alloc_node+0x1c7/0x1e0 [ 364.541741] 5*4kB [ 364.543975] ? lock_downgrade+0x900/0x900 [ 364.548616] (M) [ 364.550767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.554893] 1*8kB [ 364.556869] cache_grow_begin+0x91/0x8c0 [ 364.562397] (M) 3*16kB (M) 4*32kB [ 364.564564] ? do_raw_spin_unlock+0xa7/0x2f0 [ 364.568599] (UM) [ 364.572135] fallback_alloc+0x203/0x2e0 [ 364.576525] 5*64kB [ 364.578583] ____cache_alloc_node+0x1c7/0x1e0 [ 364.582530] (M) [ 364.584762] kmem_cache_alloc_node+0xe3/0x730 [ 364.589235] 5*128kB [ 364.591212] ? ipv6_get_ifaddr+0x42e/0x620 [ 364.595685] (UM) [ 364.598008] __alloc_skb+0x119/0x770 [ 364.602217] 2*256kB [ 364.604273] ? skb_scrub_packet+0x490/0x490 [ 364.607959] (M) [ 364.610282] ? lock_downgrade+0x900/0x900 [ 364.614580] 4*512kB [ 364.616554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.620674] (UM) [ 364.622998] ? refcount_sub_and_test_checked+0x203/0x310 [ 364.628539] 3*1024kB [ 364.630602] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 364.636027] (UM) [ 364.638439] ? addrconf_rs_timer+0x690/0x690 [ 364.643865] 3*2048kB [ 364.645933] ndisc_alloc_skb+0x144/0x340 [ 364.650314] (M) [ 364.652730] ndisc_send_rs+0x331/0x6e0 [ 364.656763] 3*4096kB [ 364.658736] addrconf_rs_timer+0x314/0x690 [ 364.662603] (M) [ 364.665010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.669224] = 25228kB [ 364.671198] call_timer_fn+0x272/0x920 [ 364.675411] Node 0 [ 364.677816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.681677] Normal: [ 364.683910] ? process_timeout+0x40/0x40 [ 364.688128] 1316*4kB [ 364.690465] ? trace_hardirqs_off+0xb8/0x310 [ 364.694504] (ME) [ 364.696918] ? kasan_check_read+0x11/0x20 [ 364.701301] 462*8kB [ 364.703359] ? do_raw_spin_unlock+0xa7/0x2f0 [ 364.707489] (UMEH) [ 364.709806] ? trace_hardirqs_on+0x310/0x310 [ 364.714190] 167*16kB [ 364.716426] ? __run_timers+0x7da/0xc70 [ 364.720803] (UMEH) 42*32kB [ 364.723222] ? lock_downgrade+0x900/0x900 [ 364.727177] (UMEH) [ 364.730107] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 364.734229] 4*64kB [ 364.736462] ? trace_hardirqs_on+0xbd/0x310 [ 364.741537] (UH) [ 364.743768] ? kasan_check_read+0x11/0x20 [ 364.748067] 1*128kB [ 364.750126] ? __run_timers+0x7da/0xc70 [ 364.754247] (U) [ 364.756569] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 364.760521] 0*256kB [ 364.762491] ? kasan_check_write+0x14/0x20 [ 364.767927] 1*512kB [ 364.770334] ? do_raw_spin_lock+0xc1/0x200 [ 364.774545] (U) [ 364.776869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 364.781081] 0*1024kB [ 364.783053] __run_timers+0x7e5/0xc70 [ 364.787267] 0*2048kB [ 364.789681] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 364.793478] 0*4096kB [ 364.795886] ? lock_acquire+0x1ed/0x520 [ 364.801686] = 13872kB [ 364.801701] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 364.804118] ? __hrtimer_run_queues+0x488/0x10d0 [ 364.808073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 364.810565] ? lock_release+0x970/0x970 [ 364.819393] 4244 total pagecache pages [ 364.824149] ? trace_hardirqs_off+0xb8/0x310 [ 364.832700] 0 pages in swap cache [ 364.836669] ? do_raw_spin_unlock+0xa7/0x2f0 [ 364.840542] Swap cache stats: add 0, delete 0, find 0/0 [ 364.844940] ? kasan_check_write+0x14/0x20 [ 364.848377] Free swap = 0kB [ 364.852788] ? pvclock_read_flags+0x160/0x160 [ 364.858130] Total swap = 0kB [ 364.862360] ? lock_downgrade+0x900/0x900 [ 364.865363] 1965979 pages RAM [ 364.869859] ? trace_hardirqs_on+0xbd/0x310 [ 364.872853] 0 pages HighMem/MovableOnly [ 364.876997] ? kvm_sched_clock_read+0x9/0x20 [ 364.880075] 342307 pages reserved [ 364.884397] ? irq_exit+0x17f/0x1c0 [ 364.888348] 0 pages cma reserved [ 364.892761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.896244] aoe: skb alloc failure [ 364.899812] ? check_preemption_disabled+0x48/0x200 [ 364.903180] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 364.908687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.912206] ksoftirqd/1 cpuset= [ 364.917220] run_timer_softirq+0x52/0xb0 [ 364.927503] / [ 364.933039] ? __this_cpu_preempt_check+0x1c/0x1f [ 364.936297] mems_allowed=0 [ 364.940391] __do_softirq+0x30b/0xad8 [ 364.953628] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 364.958735] ? pvclock_read_flags+0x160/0x160 [ 364.963227] ? lapic_next_event+0x5a/0x90 [ 364.967381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.972926] ? clockevents_program_event+0x140/0x370 [ 364.978066] ? kvm_clock_read+0x18/0x30 [ 364.982050] ? kvm_sched_clock_read+0x9/0x20 [ 364.986461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.991999] ? check_preemption_disabled+0x48/0x200 [ 364.997023] irq_exit+0x17f/0x1c0 [ 365.000488] smp_apic_timer_interrupt+0x1cb/0x760 [ 365.005329] ? smp_call_function_single_interrupt+0x159/0x650 [ 365.011213] ? smp_call_function_single_interrupt+0x650/0x650 [ 365.017095] ? interrupt_entry+0xb5/0xf0 [ 365.021156] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.026172] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.031193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.036039] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.041052] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.046094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.051633] ? check_preemption_disabled+0x48/0x200 [ 365.056654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.062194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.067045] apic_timer_interrupt+0xf/0x20 [ 365.071271] [ 365.073511] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 365.078448] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 365.097347] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 365.105061] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 365.112324] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 365.119588] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 365.126855] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 365.134118] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 365.141419] ? trace_hardirqs_on+0xb4/0x310 [ 365.145752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.151297] skb_clone+0x1bb/0x500 [ 365.154837] ? finish_task_switch+0x2f5/0x900 [ 365.159330] ? skb_split+0x11e0/0x11e0 [ 365.163215] ? preempt_notifier_register+0x200/0x200 [ 365.168313] ? __switch_to_asm+0x34/0x70 [ 365.172377] ? __switch_to_asm+0x34/0x70 [ 365.176439] ? __switch_to_asm+0x40/0x70 [ 365.180494] ? __switch_to_asm+0x34/0x70 [ 365.184550] ? __switch_to_asm+0x40/0x70 [ 365.188633] ? __switch_to_asm+0x34/0x70 [ 365.192697] ? __switch_to_asm+0x40/0x70 [ 365.196759] ? __switch_to_asm+0x34/0x70 [ 365.200817] ? __switch_to_asm+0x34/0x70 [ 365.204873] ? __switch_to_asm+0x40/0x70 [ 365.208935] ? __switch_to_asm+0x34/0x70 [ 365.213000] bpf_clone_redirect+0xb9/0x490 [ 365.217243] ? __schedule+0x874/0x1ed0 [ 365.221134] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 365.226148] ? __sched_text_start+0x8/0x8 [ 365.230294] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 365.235049] ? retint_kernel+0x2d/0x2d [ 365.238953] ? lock_acquire+0x1ed/0x520 [ 365.242926] ? bpf_test_run+0x32e/0x5a0 [ 365.246905] ? lock_release+0x970/0x970 [ 365.250876] ? preempt_schedule+0x4d/0x60 [ 365.255030] ? preempt_schedule_common+0x1f/0xd0 [ 365.259789] ? preempt_schedule+0x4d/0x60 [ 365.263936] ? ___preempt_schedule+0x16/0x18 [ 365.268345] ? bpf_test_run+0x1c0/0x5a0 [ 365.272330] ? netlink_diag_dump+0x2a0/0x2a0 [ 365.276742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.282280] ? bpf_test_init.isra.9+0x70/0x100 [ 365.286862] ? bpf_prog_test_run_skb+0x634/0xb40 [ 365.291623] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 365.296465] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 365.302002] ? fput+0x130/0x1a0 [ 365.305366] ? __bpf_prog_get+0x9b/0x290 [ 365.309445] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 365.314386] ? bpf_prog_test_run+0x130/0x1a0 [ 365.318804] ? __x64_sys_bpf+0x3d8/0x510 [ 365.322862] ? bpf_prog_get+0x20/0x20 [ 365.326674] ? do_syscall_64+0x1b9/0x820 [ 365.330736] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 365.336104] ? syscall_return_slowpath+0x5e0/0x5e0 [ 365.341039] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.346056] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 365.351069] ? recalc_sigpending_tsk+0x180/0x180 [ 365.355826] ? kasan_check_write+0x14/0x20 [ 365.360063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.364912] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 365.370289] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 365.370347] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.377136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.377140] Call Trace: [ 365.377162] dump_stack+0x1c4/0x2b4 [ 365.377181] ? dump_stack_print_info.cold.2+0x52/0x52 [ 365.383739] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.393008] warn_alloc.cold.119+0xb7/0x1bd [ 365.395572] syz-executor0 cpuset= [ 365.399198] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.404361] syz0 [ 365.414885] ? lock_downgrade+0x900/0x900 [ 365.419189] mems_allowed=0 [ 365.422657] ? trace_hardirqs_off+0xb8/0x310 [ 365.440910] ? trace_hardirqs_off+0xb8/0x310 [ 365.445329] __alloc_pages_slowpath+0x2667/0x2d80 [ 365.450191] ? warn_alloc+0x120/0x120 [ 365.453999] ? rb_erase+0x3710/0x3710 [ 365.457799] ? warn_alloc+0x120/0x120 [ 365.461606] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 365.467406] ? warn_alloc+0x120/0x120 [ 365.471222] ? mark_held_locks+0x130/0x130 [ 365.475458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.480994] ? should_fail+0x22d/0xd01 [ 365.484885] ? put_dec_trunc8+0x273/0x300 [ 365.489039] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.494144] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.499684] ? should_fail+0x22d/0xd01 [ 365.503574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.509112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.514221] ? should_fail+0x22d/0xd01 [ 365.518116] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.523221] ? mark_held_locks+0x130/0x130 [ 365.527469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.533009] ? mark_held_locks+0x130/0x130 [ 365.537252] ? lock_downgrade+0x900/0x900 [ 365.541409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.546947] ? trace_hardirqs_off+0xb8/0x310 [ 365.551352] ? kasan_check_read+0x11/0x20 [ 365.555509] ? do_raw_spin_unlock+0xa7/0x2f0 [ 365.559925] ? trace_hardirqs_on+0x310/0x310 [ 365.564335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.569871] ? wq_watchdog_touch+0x9c/0xfe [ 365.574111] ? io_serial_in+0x11/0x90 [ 365.577920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.583479] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 365.588592] __alloc_pages_nodemask+0xa80/0xde0 [ 365.593264] ? should_fail+0x22d/0xd01 [ 365.597160] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 365.602180] ? kasan_check_write+0x14/0x20 [ 365.606422] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.611094] ? lock_downgrade+0x900/0x900 [ 365.615248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.620791] cache_grow_begin+0x91/0x8c0 [ 365.624851] ? do_raw_spin_unlock+0xa7/0x2f0 [ 365.629275] fallback_alloc+0x203/0x2e0 [ 365.633256] ____cache_alloc_node+0x1c7/0x1e0 [ 365.637754] kmem_cache_alloc_node+0xe3/0x730 [ 365.642251] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 365.647364] __alloc_skb+0x119/0x770 [ 365.651091] ? calc_wheel_index+0x220/0x220 [ 365.655438] ? skb_scrub_packet+0x490/0x490 [ 365.659769] ? vprintk_default+0x28/0x30 [ 365.663831] ? vprintk_func+0x85/0x181 [ 365.667718] ? printk+0xa7/0xcf [ 365.671003] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 365.675775] ? trace_hardirqs_off+0xb8/0x310 [ 365.680186] new_skb+0x26/0x1c0 [ 365.683466] aoecmd_cfg+0x279/0x7f0 [ 365.687097] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 365.691424] ? lock_acquire+0x1ed/0x520 [ 365.695716] ? call_timer_fn+0x1db/0x920 [ 365.699777] ? lock_downgrade+0x900/0x900 [ 365.703947] discover_timer+0x50/0x60 [ 365.707751] call_timer_fn+0x272/0x920 [ 365.711638] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 365.716485] ? process_timeout+0x40/0x40 [ 365.720545] ? kasan_check_read+0x11/0x20 [ 365.724692] ? do_raw_spin_unlock+0xa7/0x2f0 [ 365.729104] ? trace_hardirqs_on+0x310/0x310 [ 365.733514] ? __run_timers+0x7da/0xc70 [ 365.737495] ? lock_downgrade+0x900/0x900 [ 365.741643] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 365.746748] ? trace_hardirqs_on+0xbd/0x310 [ 365.751064] ? kasan_check_read+0x11/0x20 [ 365.755211] ? __run_timers+0x7da/0xc70 [ 365.759182] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 365.764637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.770179] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 365.775021] __run_timers+0x7e5/0xc70 [ 365.778835] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 365.784210] ? lock_downgrade+0x900/0x900 [ 365.788362] ? finish_task_switch+0x1b5/0x900 [ 365.792879] ? trace_hardirqs_on+0xbd/0x310 [ 365.797202] ? kasan_check_read+0x11/0x20 [ 365.801347] ? finish_task_switch+0x1f5/0x900 [ 365.805854] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 365.811300] ? compat_start_thread+0x80/0x80 [ 365.815708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.821265] ? pvclock_read_flags+0x160/0x160 [ 365.825754] ? __switch_to_asm+0x34/0x70 [ 365.829811] ? __switch_to_asm+0x34/0x70 [ 365.833872] ? __switch_to_asm+0x40/0x70 [ 365.837940] ? __switch_to_asm+0x40/0x70 [ 365.842003] ? __switch_to_asm+0x34/0x70 [ 365.846063] ? __switch_to_asm+0x40/0x70 [ 365.850125] ? trace_hardirqs_on+0xbd/0x310 [ 365.854447] ? kvm_sched_clock_read+0x9/0x20 [ 365.858863] ? run_ksoftirqd+0x94/0x100 [ 365.862839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.868387] ? check_preemption_disabled+0x48/0x200 [ 365.873409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.878950] run_timer_softirq+0x52/0xb0 [ 365.883014] ? __this_cpu_preempt_check+0x1c/0x1f [ 365.887854] __do_softirq+0x30b/0xad8 [ 365.891667] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 365.896771] ? trace_hardirqs_off+0xb8/0x310 [ 365.901187] ? schedule+0x108/0x460 [ 365.904816] ? run_ksoftirqd+0x40/0x100 [ 365.908789] ? trace_hardirqs_off+0xb8/0x310 [ 365.913195] ? smpboot_thread_fn+0x68b/0xa00 [ 365.917606] ? trace_hardirqs_on+0x310/0x310 [ 365.922014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.927555] ? check_preemption_disabled+0x48/0x200 [ 365.932573] ? takeover_tasklets+0xa90/0xa90 [ 365.936982] run_ksoftirqd+0x94/0x100 [ 365.940781] smpboot_thread_fn+0x68b/0xa00 [ 365.945013] ? sort_range+0x30/0x30 [ 365.948642] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 365.953751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.959287] ? __kthread_parkme+0xfb/0x1a0 [ 365.963526] kthread+0x35a/0x420 [ 365.966894] ? sort_range+0x30/0x30 [ 365.970525] ? kthread_bind+0x40/0x40 [ 365.974354] ret_from_fork+0x3a/0x50 [ 365.978081] warn_alloc_show_mem: 1 callbacks suppressed [ 365.978093] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 365.978095] Mem-Info: [ 365.978124] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 365.978124] active_file:14 inactive_file:15 isolated_file:0 [ 365.978124] unevictable:0 dirty:0 writeback:0 unstable:0 [ 365.978124] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 365.978124] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 365.978124] free:13750 free_pcp:487 free_cma:0 [ 365.983472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.990752] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 365.993150] Call Trace: [ 366.026105] Node 0 [ 366.035454] [ 366.063138] 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 [ 366.065704] dump_stack+0x1c4/0x2b4 [ 366.067913] lowmem_reserve[]: [ 366.070061] ? dump_stack_print_info.cold.2+0x52/0x52 [ 366.095535] 0 [ 366.099162] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 366.102235] 2819 6323 [ 366.107435] warn_alloc.cold.119+0xb7/0x1bd [ 366.109211] 6323 [ 366.114916] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 366.114934] ? lock_downgrade+0x900/0x900 [ 366.117414] Node 0 [ 366.121730] ? trace_hardirqs_off+0xb8/0x310 [ 366.123798] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 366.128608] ? trace_hardirqs_off+0xb8/0x310 [ 366.132730] lowmem_reserve[]: [ 366.134963] __alloc_pages_slowpath+0x2667/0x2d80 [ 366.139345] 0 [ 366.166073] ? warn_alloc+0x120/0x120 [ 366.170448] 0 [ 366.173551] ? warn_alloc+0x120/0x120 [ 366.178377] 3503 [ 366.180183] ? warn_alloc+0x120/0x120 [ 366.184002] 3503 [ 366.185803] ? warn_alloc+0x120/0x120 [ 366.191641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.195417] Node 0 [ 366.197480] ? should_fail+0x22d/0xd01 [ 366.201279] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 366.206787] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.209002] lowmem_reserve[]: [ 366.212888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.241241] 0 [ 366.246345] ? should_fail+0x22d/0xd01 [ 366.249429] 0 [ 366.254963] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.256742] 0 [ 366.260621] ? should_fail+0x22d/0xd01 [ 366.262404] 0 [ 366.267516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.269293] Node 0 [ 366.273181] ? mark_held_locks+0x130/0x130 [ 366.274958] DMA: [ 366.280058] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.282270] 1*4kB [ 366.286499] ? should_fail+0x22d/0xd01 [ 366.288537] (U) [ 366.293634] ? mark_held_locks+0x130/0x130 [ 366.295765] 0*8kB [ 366.299645] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.301604] 0*16kB [ 366.305835] ? try_to_wake_up+0x10a/0x12f0 [ 366.307992] 1*32kB [ 366.313085] ? lock_downgrade+0x900/0x900 [ 366.315297] (U) [ 366.319529] ? trace_hardirqs_off+0xb8/0x310 [ 366.321740] 2*64kB [ 366.325881] ? kasan_check_read+0x11/0x20 [ 366.327835] (U) [ 366.332237] ? do_raw_spin_unlock+0xa7/0x2f0 [ 366.334451] 1*128kB [ 366.338590] ? trace_hardirqs_on+0x310/0x310 [ 366.340544] (U) [ 366.344946] ? kasan_check_write+0x14/0x20 [ 366.347246] 1*256kB [ 366.351647] ? do_raw_spin_lock+0xc1/0x200 [ 366.353601] (U) [ 366.357835] __alloc_pages_nodemask+0xa80/0xde0 [ 366.360137] 0*512kB [ 366.364365] ? should_fail+0x22d/0xd01 [ 366.366331] 1*1024kB [ 366.370997] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 366.373296] (U) [ 366.377191] ? ____cache_alloc_node+0x1c7/0x1e0 [ 366.379568] 1*2048kB [ 366.384576] ? lock_downgrade+0x900/0x900 [ 366.386530] (M) [ 366.391692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.394086] 3*4096kB [ 366.398226] cache_grow_begin+0x91/0x8c0 [ 366.400181] (M) [ 366.405721] ? do_raw_spin_unlock+0xa7/0x2f0 [ 366.408114] = 15908kB [ 366.412174] fallback_alloc+0x203/0x2e0 [ 366.414124] Node 0 [ 366.418530] ____cache_alloc_node+0x1c7/0x1e0 [ 366.420924] DMA32: [ 366.424894] kmem_cache_alloc_node+0xe3/0x730 [ 366.427119] 5*4kB [ 366.431609] ? ipv6_get_ifaddr+0x42e/0x620 [ 366.433823] (M) [ 366.438315] __alloc_skb+0x119/0x770 [ 366.440440] 1*8kB [ 366.444668] ? skb_scrub_packet+0x490/0x490 [ 366.446629] (M) [ 366.450339] ? lock_downgrade+0x900/0x900 [ 366.452492] 3*16kB [ 366.456814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.458773] (M) [ 366.462922] ? refcount_sub_and_test_checked+0x203/0x310 [ 366.465133] 4*32kB [ 366.470662] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 366.472616] (UM) [ 366.478060] ? addrconf_rs_timer+0x690/0x690 [ 366.480275] 5*64kB [ 366.485726] ndisc_alloc_skb+0x144/0x340 [ 366.487760] (M) [ 366.492162] ndisc_send_rs+0x331/0x6e0 [ 366.494387] 5*128kB [ 366.498458] addrconf_rs_timer+0x314/0x690 [ 366.500413] (UM) [ 366.504295] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 366.506593] 2*256kB [ 366.510818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.512856] (M) [ 366.518406] call_timer_fn+0x272/0x920 [ 366.520697] 4*512kB [ 366.524931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.526896] (UM) [ 366.530782] ? process_timeout+0x40/0x40 [ 366.533085] 3*1024kB [ 366.537314] ? trace_hardirqs_off+0xb8/0x310 [ 366.539353] (UM) [ 366.543425] ? kasan_check_read+0x11/0x20 [ 366.545812] 3*2048kB [ 366.550213] ? do_raw_spin_unlock+0xa7/0x2f0 [ 366.552250] (M) [ 366.556409] ? trace_hardirqs_on+0x310/0x310 [ 366.558795] 3*4096kB [ 366.563204] ? __run_timers+0x7da/0xc70 [ 366.565165] (M) [ 366.569575] ? lock_downgrade+0x900/0x900 [ 366.571967] = 25228kB [ 366.575935] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 366.577887] Node 0 [ 366.582032] ? trace_hardirqs_on+0xbd/0x310 [ 366.584418] Normal: [ 366.589519] ? kasan_check_read+0x11/0x20 [ 366.591737] 1316*4kB [ 366.596051] ? __run_timers+0x7da/0xc70 [ 366.598349] (ME) [ 366.602501] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 366.604890] 462*8kB [ 366.608855] ? kasan_check_write+0x14/0x20 [ 366.610903] (UMEH) [ 366.616344] ? do_raw_spin_lock+0xc1/0x200 [ 366.618649] 167*16kB [ 366.622886] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.625105] (UMEH) [ 366.629333] __run_timers+0x7e5/0xc70 [ 366.631724] 42*32kB [ 366.635958] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 366.638164] (UMEH) [ 366.641962] ? lock_acquire+0x1ed/0x520 [ 366.644266] 4*64kB [ 366.649622] ? __hrtimer_run_queues+0x488/0x10d0 [ 366.651835] (UH) [ 366.655805] ? lock_release+0x970/0x970 [ 366.658018] 1*128kB [ 366.662769] ? trace_hardirqs_off+0xb8/0x310 [ 366.664808] (U) [ 366.668783] ? do_raw_spin_unlock+0xa7/0x2f0 [ 366.671089] 0*256kB [ 366.675490] ? kasan_check_write+0x14/0x20 [ 366.677444] 1*512kB [ 366.681849] ? pvclock_read_flags+0x160/0x160 [ 366.684149] (U) [ 366.688388] ? lock_downgrade+0x900/0x900 [ 366.690701] 0*1024kB [ 366.695194] ? trace_hardirqs_on+0xbd/0x310 [ 366.697148] 0*2048kB [ 366.701292] ? kvm_sched_clock_read+0x9/0x20 [ 366.703677] 0*4096kB [ 366.708008] ? irq_exit+0x17f/0x1c0 [ 366.710412] = 13872kB [ 366.714816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.717227] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 366.720845] ? check_preemption_disabled+0x48/0x200 [ 366.723235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 366.728762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.737574] 4244 total pagecache pages [ 366.742586] run_timer_softirq+0x52/0xb0 [ 366.751136] 0 pages in swap cache [ 366.756670] ? __this_cpu_preempt_check+0x1c/0x1f [ 366.760534] Swap cache stats: add 0, delete 0, find 0/0 [ 366.764590] __do_softirq+0x30b/0xad8 [ 366.768021] Free swap = 0kB [ 366.772863] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 366.778198] Total swap = 0kB [ 366.781994] ? pvclock_read_flags+0x160/0x160 [ 366.784989] 1965979 pages RAM [ 366.790087] ? lapic_next_event+0x5a/0x90 [ 366.793082] 0 pages HighMem/MovableOnly [ 366.797588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.801178] 342307 pages reserved [ 366.801187] 0 pages cma reserved [ 366.805336] ? clockevents_program_event+0x140/0x370 [ 366.809383] aoe: skb alloc failure [ 366.814831] ? kvm_clock_read+0x18/0x30 [ 366.818319] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 366.821624] ? kvm_sched_clock_read+0x9/0x20 [ 366.826707] ksoftirqd/1 cpuset= [ 366.830241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.834191] / [ 366.844503] ? check_preemption_disabled+0x48/0x200 [ 366.848884] mems_allowed=0 [ 366.852163] irq_exit+0x17f/0x1c0 [ 366.871180] smp_apic_timer_interrupt+0x1cb/0x760 [ 366.876022] ? smp_call_function_single_interrupt+0x159/0x650 [ 366.881905] ? smp_call_function_single_interrupt+0x650/0x650 [ 366.887789] ? interrupt_entry+0xb5/0xf0 [ 366.891850] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.896866] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.901885] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.906725] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.911741] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.916755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.922295] ? check_preemption_disabled+0x48/0x200 [ 366.927306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.932853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.937705] apic_timer_interrupt+0xf/0x20 [ 366.942110] [ 366.944347] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 366.949285] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 366.968267] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 366.975974] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 366.983239] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 366.990508] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 366.997775] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 367.005043] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 367.012330] ? trace_hardirqs_on+0xb4/0x310 [ 367.016657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.022201] skb_clone+0x1bb/0x500 [ 367.025739] ? finish_task_switch+0x2f5/0x900 [ 367.030236] ? skb_split+0x11e0/0x11e0 [ 367.034124] ? preempt_notifier_register+0x200/0x200 [ 367.039227] ? __switch_to_asm+0x34/0x70 [ 367.043283] ? __switch_to_asm+0x34/0x70 [ 367.047343] ? __switch_to_asm+0x40/0x70 [ 367.051415] ? __switch_to_asm+0x34/0x70 [ 367.055474] ? __switch_to_asm+0x40/0x70 [ 367.059529] ? __switch_to_asm+0x34/0x70 [ 367.063585] ? __switch_to_asm+0x40/0x70 [ 367.067641] ? __switch_to_asm+0x34/0x70 [ 367.071700] ? __switch_to_asm+0x34/0x70 [ 367.075755] ? __switch_to_asm+0x40/0x70 [ 367.079815] ? __switch_to_asm+0x34/0x70 [ 367.083880] bpf_clone_redirect+0xb9/0x490 [ 367.088120] ? __schedule+0x874/0x1ed0 [ 367.092023] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 367.097041] ? __sched_text_start+0x8/0x8 [ 367.101192] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 367.105948] ? retint_kernel+0x2d/0x2d [ 367.109843] ? lock_acquire+0x1ed/0x520 [ 367.113815] ? bpf_test_run+0x32e/0x5a0 [ 367.117793] ? lock_release+0x970/0x970 [ 367.121766] ? preempt_schedule+0x4d/0x60 [ 367.125915] ? preempt_schedule_common+0x1f/0xd0 [ 367.130672] ? preempt_schedule+0x4d/0x60 [ 367.134819] ? ___preempt_schedule+0x16/0x18 [ 367.139232] ? bpf_test_run+0x1c0/0x5a0 [ 367.143216] ? netlink_diag_dump+0x2a0/0x2a0 [ 367.147627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.153162] ? bpf_test_init.isra.9+0x70/0x100 [ 367.157767] ? bpf_prog_test_run_skb+0x634/0xb40 [ 367.162526] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 367.167368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 367.172920] ? fput+0x130/0x1a0 [ 367.176197] ? __bpf_prog_get+0x9b/0x290 [ 367.180255] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 367.185099] ? bpf_prog_test_run+0x130/0x1a0 [ 367.189510] ? __x64_sys_bpf+0x3d8/0x510 [ 367.193568] ? bpf_prog_get+0x20/0x20 [ 367.197391] ? do_syscall_64+0x1b9/0x820 [ 367.201459] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 367.206822] ? syscall_return_slowpath+0x5e0/0x5e0 [ 367.211756] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.216777] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 367.221796] ? recalc_sigpending_tsk+0x180/0x180 [ 367.226549] ? kasan_check_write+0x14/0x20 [ 367.230789] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.235634] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 367.241008] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 367.241085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.247858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.247862] Call Trace: [ 367.247884] dump_stack+0x1c4/0x2b4 [ 367.247911] ? dump_stack_print_info.cold.2+0x52/0x52 [ 367.254435] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.263745] warn_alloc.cold.119+0xb7/0x1bd [ 367.266316] syz-executor0 cpuset= [ 367.269941] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 367.275106] syz0 [ 367.285591] ? lock_downgrade+0x900/0x900 [ 367.289889] mems_allowed=0 [ 367.293344] ? trace_hardirqs_off+0xb8/0x310 [ 367.311567] ? trace_hardirqs_off+0xb8/0x310 [ 367.315988] __alloc_pages_slowpath+0x2667/0x2d80 [ 367.320852] ? warn_alloc+0x120/0x120 [ 367.324661] ? warn_alloc+0x120/0x120 [ 367.328462] ? warn_alloc+0x120/0x120 [ 367.332265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.337820] ? put_dec_trunc8+0x273/0x300 [ 367.341973] ? put_dec+0x3b/0xf0 [ 367.345339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.350888] ? should_fail+0x22d/0xd01 [ 367.354784] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.359885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.365427] ? should_fail+0x22d/0xd01 [ 367.369318] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 367.374857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.379960] ? should_fail+0x22d/0xd01 [ 367.383845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.389392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.394499] ? mark_held_locks+0x130/0x130 [ 367.398735] ? mark_held_locks+0x130/0x130 [ 367.402970] ? do_raw_spin_unlock+0xa7/0x2f0 [ 367.407391] ? trace_hardirqs_on+0x310/0x310 [ 367.411801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.417340] ? wq_watchdog_touch+0x9c/0xfe [ 367.421580] ? io_serial_in+0x11/0x90 [ 367.425399] ? retint_kernel+0x2d/0x2d [ 367.429286] ? trace_hardirqs_on_caller+0xc0/0x310 [ 367.434220] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 367.438978] ? trace_hardirqs_off+0x310/0x310 [ 367.443480] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.448595] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 367.453354] __alloc_pages_nodemask+0xa80/0xde0 [ 367.458032] ? should_fail+0x22d/0xd01 [ 367.461927] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 367.466958] ? ____cache_alloc_node+0x1c7/0x1e0 [ 367.471630] ? lock_downgrade+0x900/0x900 [ 367.475783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.481326] cache_grow_begin+0x91/0x8c0 [ 367.485395] ? do_raw_spin_unlock+0xa7/0x2f0 [ 367.489809] fallback_alloc+0x203/0x2e0 [ 367.493786] ____cache_alloc_node+0x1c7/0x1e0 [ 367.498290] kmem_cache_alloc_node+0xe3/0x730 [ 367.502785] ? ipv6_get_ifaddr+0x42e/0x620 [ 367.507024] __alloc_skb+0x119/0x770 [ 367.510739] ? skb_scrub_packet+0x490/0x490 [ 367.515059] ? lock_downgrade+0x900/0x900 [ 367.519215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.524755] ? refcount_sub_and_test_checked+0x203/0x310 [ 367.530209] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 367.535657] ? addrconf_rs_timer+0x690/0x690 [ 367.540076] ndisc_alloc_skb+0x144/0x340 [ 367.544144] ndisc_send_rs+0x331/0x6e0 [ 367.548034] addrconf_rs_timer+0x314/0x690 [ 367.552267] ? lock_release+0x970/0x970 [ 367.556255] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.560513] call_timer_fn+0x272/0x920 [ 367.564414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.568649] ? process_timeout+0x40/0x40 [ 367.572708] ? kasan_check_read+0x11/0x20 [ 367.576854] ? do_raw_spin_unlock+0xa7/0x2f0 [ 367.581265] ? trace_hardirqs_on+0x310/0x310 [ 367.585678] ? __run_timers+0x7da/0xc70 [ 367.589661] ? lock_downgrade+0x900/0x900 [ 367.593809] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.598935] ? trace_hardirqs_on+0xbd/0x310 [ 367.603251] ? kasan_check_read+0x11/0x20 [ 367.607401] ? __run_timers+0x7da/0xc70 [ 367.611385] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 367.616839] ? kasan_check_write+0x14/0x20 [ 367.621076] ? do_raw_spin_lock+0xc1/0x200 [ 367.625313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.629544] __run_timers+0x7e5/0xc70 [ 367.633352] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 367.638721] ? lock_downgrade+0x900/0x900 [ 367.642868] ? finish_task_switch+0x1b5/0x900 [ 367.647382] ? trace_hardirqs_on+0xbd/0x310 [ 367.651788] ? kasan_check_read+0x11/0x20 [ 367.656089] ? finish_task_switch+0x1f5/0x900 [ 367.660681] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 367.666129] ? compat_start_thread+0x80/0x80 [ 367.670537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.676083] ? pvclock_read_flags+0x160/0x160 [ 367.680574] ? __switch_to_asm+0x34/0x70 [ 367.684633] ? __switch_to_asm+0x34/0x70 [ 367.688698] ? __switch_to_asm+0x40/0x70 [ 367.692980] ? __switch_to_asm+0x40/0x70 [ 367.697038] ? __switch_to_asm+0x34/0x70 [ 367.701092] ? __switch_to_asm+0x40/0x70 [ 367.705154] ? trace_hardirqs_on+0xbd/0x310 [ 367.709477] ? kvm_sched_clock_read+0x9/0x20 [ 367.713885] ? run_ksoftirqd+0x94/0x100 [ 367.717864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.723412] ? check_preemption_disabled+0x48/0x200 [ 367.728426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.733972] run_timer_softirq+0x52/0xb0 [ 367.738035] ? __this_cpu_preempt_check+0x1c/0x1f [ 367.742881] __do_softirq+0x30b/0xad8 [ 367.746692] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 367.751795] ? trace_hardirqs_off+0xb8/0x310 [ 367.756207] ? schedule+0x108/0x460 [ 367.759834] ? run_ksoftirqd+0x40/0x100 [ 367.763809] ? trace_hardirqs_off+0xb8/0x310 [ 367.768219] ? smpboot_thread_fn+0x68b/0xa00 [ 367.772628] ? trace_hardirqs_on+0x310/0x310 [ 367.777040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.782582] ? check_preemption_disabled+0x48/0x200 [ 367.787606] ? takeover_tasklets+0xa90/0xa90 [ 367.792017] run_ksoftirqd+0x94/0x100 [ 367.795820] smpboot_thread_fn+0x68b/0xa00 [ 367.800082] ? sort_range+0x30/0x30 [ 367.803710] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.808815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.814349] ? __kthread_parkme+0xfb/0x1a0 [ 367.818597] kthread+0x35a/0x420 [ 367.821964] ? sort_range+0x30/0x30 [ 367.825601] ? kthread_bind+0x40/0x40 [ 367.829408] ret_from_fork+0x3a/0x50 [ 367.833128] warn_alloc_show_mem: 1 callbacks suppressed [ 367.833140] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 367.833142] Mem-Info: [ 367.833171] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 367.833171] active_file:14 inactive_file:15 isolated_file:0 [ 367.833171] unevictable:0 dirty:0 writeback:0 unstable:0 [ 367.833171] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 367.833171] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 367.833171] free:13750 free_pcp:487 free_cma:0 [ 367.838514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.845792] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 367.848190] Call Trace: [ 367.881229] Node 0 [ 367.890577] [ 367.918258] 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 [ 367.920822] dump_stack+0x1c4/0x2b4 [ 367.923028] lowmem_reserve[]: [ 367.925175] ? dump_stack_print_info.cold.2+0x52/0x52 [ 367.950659] 0 [ 367.954294] warn_alloc.cold.119+0xb7/0x1bd [ 367.957368] 2819 [ 367.962562] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 367.964339] 6323 [ 367.968657] ? lock_downgrade+0x900/0x900 [ 367.970700] 6323 [ 367.975538] ? trace_hardirqs_off+0xb8/0x310 [ 367.981718] ? trace_hardirqs_off+0xb8/0x310 [ 367.983761] Node 0 [ 367.988167] __alloc_pages_slowpath+0x2667/0x2d80 [ 367.992577] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 367.994803] ? warn_alloc+0x120/0x120 [ 367.999610] lowmem_reserve[]: [ 368.026320] ? warn_alloc+0x120/0x120 [ 368.030100] 0 [ 368.033203] ? warn_alloc+0x120/0x120 [ 368.036979] 0 [ 368.038783] ? mark_held_locks+0x130/0x130 [ 368.042582] 3503 [ 368.044420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.048622] 3503 [ 368.050681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.058250] ? should_fail+0x22d/0xd01 [ 368.063759] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 368.067674] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.067692] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.096635] lowmem_reserve[]: 0 [ 368.101747] ? should_fail+0x22d/0xd01 [ 368.107258] 0 [ 368.110544] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.114410] 0 [ 368.116207] ? should_fail+0x22d/0xd01 [ 368.121309] 0 [ 368.123108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.128768] ? mark_held_locks+0x130/0x130 [ 368.133847] Node 0 DMA: [ 368.138076] ? mark_held_locks+0x130/0x130 [ 368.138095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.140745] 1*4kB [ 368.144975] ? trace_hardirqs_off+0xb8/0x310 [ 368.150502] (U) [ 368.152648] ? kasan_check_read+0x11/0x20 [ 368.157029] 0*8kB 0*16kB [ 368.159013] ? do_raw_spin_unlock+0xa7/0x2f0 [ 368.163135] 1*32kB [ 368.165885] ? trace_hardirqs_on+0x310/0x310 [ 368.170279] (U) [ 368.172516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.176907] 2*64kB [ 368.178871] ? wq_watchdog_touch+0x9c/0xfe [ 368.184391] (U) [ 368.186629] ? io_serial_in+0x11/0x90 [ 368.190841] 1*128kB [ 368.192816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.196591] (U) [ 368.198921] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 368.204437] 1*256kB [ 368.206421] __alloc_pages_nodemask+0xa80/0xde0 [ 368.211498] (U) [ 368.213817] ? should_fail+0x22d/0xd01 [ 368.218460] 0*512kB [ 368.220439] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 368.224303] 1*1024kB [ 368.226635] ? ____cache_alloc_node+0x1c7/0x1e0 [ 368.231630] (U) [ 368.234039] ? lock_downgrade+0x900/0x900 [ 368.238682] 1*2048kB [ 368.240656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.244776] (M) [ 368.247181] cache_grow_begin+0x91/0x8c0 [ 368.252707] 3*4096kB [ 368.254681] ? do_raw_spin_unlock+0xa7/0x2f0 [ 368.258729] (M) [ 368.261138] fallback_alloc+0x203/0x2e0 [ 368.265529] = 15908kB [ 368.267499] ____cache_alloc_node+0x1c7/0x1e0 [ 368.271451] Node 0 [ 368.273859] kmem_cache_alloc_node+0xe3/0x730 [ 368.278328] DMA32: [ 368.280561] ? ipv6_get_ifaddr+0x42e/0x620 [ 368.285040] 5*4kB [ 368.287291] __alloc_skb+0x119/0x770 [ 368.291498] (M) [ 368.293645] ? skb_scrub_packet+0x490/0x490 [ 368.297338] 1*8kB [ 368.299313] ? lock_downgrade+0x900/0x900 [ 368.303728] (M) [ 368.305881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.310002] 3*16kB [ 368.311972] ? refcount_sub_and_test_checked+0x203/0x310 [ 368.317480] (M) [ 368.319715] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 368.325145] 4*32kB [ 368.327116] ? addrconf_rs_timer+0x690/0x690 [ 368.332542] (UM) [ 368.334779] ndisc_alloc_skb+0x144/0x340 [ 368.339159] 5*64kB [ 368.341218] ndisc_send_rs+0x331/0x6e0 [ 368.345255] (M) [ 368.347491] addrconf_rs_timer+0x314/0x690 [ 368.351355] 5*128kB [ 368.353338] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 368.357546] (UM) [ 368.359868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.365387] 2*256kB [ 368.367455] call_timer_fn+0x272/0x920 [ 368.371662] (M) [ 368.373984] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.377848] 4*512kB [ 368.379820] ? process_timeout+0x40/0x40 [ 368.384030] (UM) [ 368.386350] ? trace_hardirqs_off+0xb8/0x310 [ 368.390388] 3*1024kB (UM) [ 368.392458] ? kasan_check_read+0x11/0x20 [ 368.396848] 3*2048kB [ 368.399691] ? do_raw_spin_unlock+0xa7/0x2f0 [ 368.403821] (M) [ 368.406228] ? trace_hardirqs_on+0x310/0x310 [ 368.410607] 3*4096kB (M) [ 368.412594] ? __run_timers+0x7da/0xc70 [ 368.416982] = 25228kB [ 368.419734] ? lock_downgrade+0x900/0x900 [ 368.423691] Node 0 [ 368.426097] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 368.430220] Normal: [ 368.432455] ? trace_hardirqs_on+0xbd/0x310 [ 368.437539] 1316*4kB [ 368.439862] ? kasan_check_read+0x11/0x20 [ 368.444157] (ME) [ 368.446569] ? __run_timers+0x7da/0xc70 [ 368.450691] 462*8kB [ 368.452765] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 368.456714] (UMEH) [ 368.459031] ? kasan_check_write+0x14/0x20 [ 368.464459] 167*16kB [ 368.466692] ? do_raw_spin_lock+0xc1/0x200 [ 368.470903] (UMEH) [ 368.473308] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.477515] 42*32kB [ 368.479758] __run_timers+0x7e5/0xc70 [ 368.483971] (UMEH) [ 368.486299] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 368.490072] 4*64kB [ 368.492301] ? lock_acquire+0x1ed/0x520 [ 368.497637] (UH) [ 368.499870] ? __hrtimer_run_queues+0x488/0x10d0 [ 368.503821] 1*128kB [ 368.505877] ? lock_release+0x970/0x970 [ 368.510615] (U) [ 368.512933] ? trace_hardirqs_off+0xb8/0x310 [ 368.516885] 0*256kB [ 368.518856] ? do_raw_spin_unlock+0xa7/0x2f0 [ 368.523239] 1*512kB [ 368.525561] ? kasan_check_write+0x14/0x20 [ 368.529944] (U) [ 368.532265] ? pvclock_read_flags+0x160/0x160 [ 368.536474] 0*1024kB [ 368.538447] ? lock_downgrade+0x900/0x900 [ 368.542932] 0*2048kB [ 368.545343] ? trace_hardirqs_on+0xbd/0x310 [ 368.549467] 0*4096kB [ 368.551873] ? kvm_sched_clock_read+0x9/0x20 [ 368.556173] = 13872kB [ 368.558581] ? irq_exit+0x17f/0x1c0 [ 368.562968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 368.565382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.568994] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 368.577837] ? check_preemption_disabled+0x48/0x200 [ 368.583348] 4244 total pagecache pages [ 368.591936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.596926] 0 pages in swap cache [ 368.600811] run_timer_softirq+0x52/0xb0 [ 368.606330] Swap cache stats: add 0, delete 0, find 0/0 [ 368.609780] ? __this_cpu_preempt_check+0x1c/0x1f [ 368.613825] Free swap = 0kB [ 368.619188] __do_softirq+0x30b/0xad8 [ 368.624004] Total swap = 0kB [ 368.627024] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 368.630805] 1965979 pages RAM [ 368.633819] ? pvclock_read_flags+0x160/0x160 [ 368.638907] 0 pages HighMem/MovableOnly [ 368.642027] ? lapic_next_event+0x5a/0x90 [ 368.646501] 342307 pages reserved [ 368.650474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.654597] 0 pages cma reserved [ 368.658047] ? clockevents_program_event+0x140/0x370 [ 368.663616] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 368.666925] ? kvm_clock_read+0x18/0x30 [ 368.666943] ? kvm_sched_clock_read+0x9/0x20 [ 368.672072] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 368.678537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.682489] ksoftirqd/1 cpuset= [ 368.686895] ? check_preemption_disabled+0x48/0x200 [ 368.697185] / [ 368.702727] irq_exit+0x17f/0x1c0 [ 368.705980] mems_allowed=0 [ 368.710991] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.723869] ? smp_call_function_single_interrupt+0x159/0x650 [ 368.729752] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.735635] ? interrupt_entry+0xb5/0xf0 [ 368.739699] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.744712] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.749732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.754575] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.759587] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.764601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.770142] ? check_preemption_disabled+0x48/0x200 [ 368.775154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.780695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.785542] apic_timer_interrupt+0xf/0x20 [ 368.789794] [ 368.792034] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 368.796964] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 368.816116] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 368.823825] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 368.831116] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 368.838390] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 368.845662] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 368.852926] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 368.860212] ? trace_hardirqs_on+0xb4/0x310 [ 368.864543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.870083] skb_clone+0x1bb/0x500 [ 368.873625] ? finish_task_switch+0x2f5/0x900 [ 368.878119] ? skb_split+0x11e0/0x11e0 [ 368.882022] ? preempt_notifier_register+0x200/0x200 [ 368.887122] ? __switch_to_asm+0x34/0x70 [ 368.891179] ? __switch_to_asm+0x34/0x70 [ 368.895236] ? __switch_to_asm+0x40/0x70 [ 368.899295] ? __switch_to_asm+0x34/0x70 [ 368.903352] ? __switch_to_asm+0x40/0x70 [ 368.907433] ? __switch_to_asm+0x34/0x70 [ 368.911491] ? __switch_to_asm+0x40/0x70 [ 368.915556] ? __switch_to_asm+0x34/0x70 [ 368.919619] ? __switch_to_asm+0x34/0x70 [ 368.923674] ? __switch_to_asm+0x40/0x70 [ 368.927729] ? __switch_to_asm+0x34/0x70 [ 368.931795] bpf_clone_redirect+0xb9/0x490 [ 368.936035] ? __schedule+0x874/0x1ed0 [ 368.939929] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 368.944950] ? __sched_text_start+0x8/0x8 [ 368.949103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 368.953862] ? retint_kernel+0x2d/0x2d [ 368.957768] ? lock_acquire+0x1ed/0x520 [ 368.961739] ? bpf_test_run+0x32e/0x5a0 [ 368.965719] ? lock_release+0x970/0x970 [ 368.969692] ? preempt_schedule+0x4d/0x60 [ 368.973841] ? preempt_schedule_common+0x1f/0xd0 [ 368.978602] ? preempt_schedule+0x4d/0x60 [ 368.982753] ? ___preempt_schedule+0x16/0x18 [ 368.987183] ? bpf_test_run+0x1c0/0x5a0 [ 368.991172] ? netlink_diag_dump+0x2a0/0x2a0 [ 368.995588] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.001126] ? bpf_test_init.isra.9+0x70/0x100 [ 369.005712] ? bpf_prog_test_run_skb+0x634/0xb40 [ 369.010477] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 369.015319] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 369.020856] ? fput+0x130/0x1a0 [ 369.024133] ? __bpf_prog_get+0x9b/0x290 [ 369.028194] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 369.033038] ? bpf_prog_test_run+0x130/0x1a0 [ 369.037449] ? __x64_sys_bpf+0x3d8/0x510 [ 369.041530] ? bpf_prog_get+0x20/0x20 [ 369.045349] ? do_syscall_64+0x1b9/0x820 [ 369.049424] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 369.054792] ? syscall_return_slowpath+0x5e0/0x5e0 [ 369.059723] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.064739] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 369.069759] ? recalc_sigpending_tsk+0x180/0x180 [ 369.074517] ? kasan_check_write+0x14/0x20 [ 369.078758] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.083606] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 369.088980] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 369.089034] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.095833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.102383] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.111652] Call Trace: [ 369.122133] syz-executor0 cpuset=syz0 [ 369.124717] dump_stack+0x1c4/0x2b4 [ 369.124722] mems_allowed=0 [ 369.135060] ? dump_stack_print_info.cold.2+0x52/0x52 [ 369.140257] warn_alloc.cold.119+0xb7/0x1bd [ 369.144581] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.149427] ? lock_downgrade+0x900/0x900 [ 369.153583] ? trace_hardirqs_off+0xb8/0x310 [ 369.157994] ? trace_hardirqs_off+0xb8/0x310 [ 369.162417] __alloc_pages_slowpath+0x2667/0x2d80 [ 369.167280] ? warn_alloc+0x120/0x120 [ 369.171086] ? warn_alloc+0x120/0x120 [ 369.174890] ? warn_alloc+0x120/0x120 [ 369.178695] ? mark_held_locks+0x130/0x130 [ 369.182936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.188474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.194014] ? should_fail+0x22d/0xd01 [ 369.197911] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.203013] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.208553] ? should_fail+0x22d/0xd01 [ 369.212616] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.217717] ? should_fail+0x22d/0xd01 [ 369.221610] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.226713] ? mark_held_locks+0x130/0x130 [ 369.230949] ? mark_held_locks+0x130/0x130 [ 369.235187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.240762] ? trace_hardirqs_off+0xb8/0x310 [ 369.245170] ? kasan_check_read+0x11/0x20 [ 369.249317] ? do_raw_spin_unlock+0xa7/0x2f0 [ 369.253722] ? trace_hardirqs_on+0x310/0x310 [ 369.258132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.263665] ? wq_watchdog_touch+0x9c/0xfe [ 369.267908] ? io_serial_in+0x11/0x90 [ 369.271709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.277252] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 369.282364] __alloc_pages_nodemask+0xa80/0xde0 [ 369.287048] ? should_fail+0x22d/0xd01 [ 369.290944] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 369.295976] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.303164] ? lock_downgrade+0x900/0x900 [ 369.307316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.312856] cache_grow_begin+0x91/0x8c0 [ 369.316922] ? do_raw_spin_unlock+0xa7/0x2f0 [ 369.321337] fallback_alloc+0x203/0x2e0 [ 369.325319] ____cache_alloc_node+0x1c7/0x1e0 [ 369.329832] kmem_cache_alloc_node+0xe3/0x730 [ 369.334332] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.338572] __alloc_skb+0x119/0x770 [ 369.342291] ? skb_scrub_packet+0x490/0x490 [ 369.346612] ? lock_downgrade+0x900/0x900 [ 369.350763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.356299] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.361756] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.367207] ? addrconf_rs_timer+0x690/0x690 [ 369.371633] ndisc_alloc_skb+0x144/0x340 [ 369.375708] ndisc_send_rs+0x331/0x6e0 [ 369.379600] addrconf_rs_timer+0x314/0x690 [ 369.383834] ? lock_release+0x970/0x970 [ 369.387817] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.392063] call_timer_fn+0x272/0x920 [ 369.395953] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.400193] ? process_timeout+0x40/0x40 [ 369.404255] ? kasan_check_read+0x11/0x20 [ 369.408410] ? do_raw_spin_unlock+0xa7/0x2f0 [ 369.412820] ? trace_hardirqs_on+0x310/0x310 [ 369.417234] ? __run_timers+0x7da/0xc70 [ 369.421210] ? lock_downgrade+0x900/0x900 [ 369.425360] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 369.430478] ? trace_hardirqs_on+0xbd/0x310 [ 369.434800] ? kasan_check_read+0x11/0x20 [ 369.438956] ? __run_timers+0x7da/0xc70 [ 369.442935] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 369.448395] ? kasan_check_write+0x14/0x20 [ 369.452633] ? do_raw_spin_lock+0xc1/0x200 [ 369.456878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.461114] __run_timers+0x7e5/0xc70 [ 369.464935] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 369.470296] ? lock_downgrade+0x900/0x900 [ 369.474448] ? finish_task_switch+0x1b5/0x900 [ 369.478950] ? trace_hardirqs_on+0xbd/0x310 [ 369.483269] ? kasan_check_read+0x11/0x20 [ 369.487458] ? finish_task_switch+0x1f5/0x900 [ 369.491953] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 369.497413] ? compat_start_thread+0x80/0x80 [ 369.502344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.509133] ? pvclock_read_flags+0x160/0x160 [ 369.514758] ? __switch_to_asm+0x34/0x70 [ 369.519685] ? __switch_to_asm+0x34/0x70 [ 369.524349] ? __switch_to_asm+0x40/0x70 [ 369.529286] ? __switch_to_asm+0x40/0x70 [ 369.534058] ? __switch_to_asm+0x34/0x70 [ 369.539944] ? __switch_to_asm+0x40/0x70 [ 369.544008] ? trace_hardirqs_on+0xbd/0x310 [ 369.548335] ? kvm_sched_clock_read+0x9/0x20 [ 369.552746] ? run_ksoftirqd+0x94/0x100 [ 369.556723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.562259] ? check_preemption_disabled+0x48/0x200 [ 369.567272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.572813] run_timer_softirq+0x52/0xb0 [ 369.576879] ? __this_cpu_preempt_check+0x1c/0x1f [ 369.581835] __do_softirq+0x30b/0xad8 [ 369.585648] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 369.591355] ? trace_hardirqs_off+0xb8/0x310 [ 369.595783] ? schedule+0x108/0x460 [ 369.599420] ? run_ksoftirqd+0x40/0x100 [ 369.603406] ? trace_hardirqs_off+0xb8/0x310 [ 369.607818] ? smpboot_thread_fn+0x68b/0xa00 [ 369.612226] ? trace_hardirqs_on+0x310/0x310 [ 369.616638] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.622178] ? check_preemption_disabled+0x48/0x200 [ 369.627194] ? takeover_tasklets+0xa90/0xa90 [ 369.631604] run_ksoftirqd+0x94/0x100 [ 369.635406] smpboot_thread_fn+0x68b/0xa00 [ 369.639640] ? sort_range+0x30/0x30 [ 369.643263] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 369.648370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.653926] ? __kthread_parkme+0xfb/0x1a0 [ 369.658163] kthread+0x35a/0x420 [ 369.661526] ? sort_range+0x30/0x30 [ 369.665155] ? kthread_bind+0x40/0x40 [ 369.668954] ret_from_fork+0x3a/0x50 [ 369.672675] warn_alloc_show_mem: 1 callbacks suppressed [ 369.672687] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 369.672689] Mem-Info: [ 369.672720] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 369.672720] active_file:14 inactive_file:15 isolated_file:0 [ 369.672720] unevictable:0 dirty:0 writeback:0 unstable:0 [ 369.672720] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 369.672720] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 369.672720] free:13750 free_pcp:487 free_cma:0 [ 369.678066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.685344] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 369.687740] Call Trace: [ 369.721291] Node 0 [ 369.730645] [ 369.758502] 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 [ 369.761073] dump_stack+0x1c4/0x2b4 [ 369.763278] lowmem_reserve[]: [ 369.765773] ? dump_stack_print_info.cold.2+0x52/0x52 [ 369.791426] 0 [ 369.795318] warn_alloc.cold.119+0xb7/0x1bd [ 369.798746] 2819 [ 369.803941] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.805734] 6323 [ 369.810052] ? lock_downgrade+0x900/0x900 [ 369.812092] 6323 [ 369.816930] ? trace_hardirqs_off+0xb8/0x310 [ 369.823108] ? trace_hardirqs_off+0xb8/0x310 [ 369.825147] Node 0 [ 369.829555] __alloc_pages_slowpath+0x2667/0x2d80 [ 369.833965] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 369.836188] ? warn_alloc+0x120/0x120 [ 369.840991] lowmem_reserve[]: [ 369.867890] ? trace_hardirqs_on+0x310/0x310 [ 369.871844] 0 [ 369.874952] ? warn_alloc+0x120/0x120 [ 369.879342] 0 [ 369.881140] ? warn_alloc+0x120/0x120 [ 369.884922] 3503 [ 369.886719] ? ktime_get+0x2e1/0x440 [ 369.890499] 3503 [ 369.892653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.898415] ? check_preemption_disabled+0x48/0x200 [ 369.903937] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 369.909003] ? kasan_check_read+0x11/0x20 [ 369.909021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.937991] lowmem_reserve[]: [ 369.942144] ? should_fail+0x22d/0xd01 [ 369.947654] 0 [ 369.950754] ? rcu_bh_qs+0xc0/0xc0 [ 369.954623] 0 [ 369.956435] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.959949] 0 [ 369.961750] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.966821] 0 [ 369.968647] ? should_fail+0x22d/0xd01 [ 369.974164] Node 0 [ 369.975968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.979832] DMA: [ 369.982239] ? should_fail+0x22d/0xd01 [ 369.988012] 1*4kB [ 369.990072] ? rcu_idle_enter+0x4b0/0x4b0 [ 369.993932] (U) [ 369.996077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.000199] 0*8kB [ 370.002170] ? mark_held_locks+0x130/0x130 [ 370.007249] 0*16kB [ 370.009410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.013614] 1*32kB [ 370.015849] ? mark_held_locks+0x130/0x130 [ 370.021360] (U) [ 370.023599] ? rcu_irq_exit+0xce/0x100 [ 370.027808] 2*64kB [ 370.029791] ? irq_exit+0xbd/0x1c0 [ 370.033654] (U) [ 370.035893] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 370.039407] 1*128kB (U) [ 370.041408] ? do_raw_spin_unlock+0xa7/0x2f0 [ 370.046401] 1*256kB [ 370.049162] ? smp_call_function_single_interrupt+0x650/0x650 [ 370.053543] (U) [ 370.055862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.061720] 0*512kB [ 370.063688] ? ret_from_intr+0xb/0x1e [ 370.069204] 1*1024kB [ 370.071518] ? retint_kernel+0x2d/0x2d [ 370.075297] (U) [ 370.077707] ? trace_hardirqs_on_caller+0xc0/0x310 [ 370.081570] 1*2048kB [ 370.083547] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 370.088452] (M) [ 370.090855] ? trace_hardirqs_off+0x310/0x310 [ 370.095764] 3*4096kB [ 370.097739] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 370.102384] (M) [ 370.105236] __alloc_pages_nodemask+0xa80/0xde0 [ 370.110831] = 15908kB [ 370.112806] ? should_fail+0x22d/0xd01 [ 370.117450] Node 0 [ 370.119855] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 370.123717] DMA32: [ 370.125963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 370.130947] 5*4kB [ 370.133179] ? lock_downgrade+0x900/0x900 [ 370.137823] (M) [ 370.139970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.144095] 1*8kB [ 370.146065] cache_grow_begin+0x91/0x8c0 [ 370.151575] (M) [ 370.153897] ? do_raw_spin_unlock+0xa7/0x2f0 [ 370.158124] 3*16kB [ 370.160097] fallback_alloc+0x203/0x2e0 [ 370.164481] (M) [ 370.166715] ____cache_alloc_node+0x1c7/0x1e0 [ 370.170667] 4*32kB [ 370.172641] kmem_cache_alloc_node+0xe3/0x730 [ 370.177284] (UM) [ 370.179517] ? ipv6_get_ifaddr+0x42e/0x620 [ 370.183984] 5*64kB [ 370.186043] __alloc_skb+0x119/0x770 [ 370.190248] (M) [ 370.192478] ? skb_scrub_packet+0x490/0x490 [ 370.196346] 5*128kB [ 370.198316] ? lock_downgrade+0x900/0x900 [ 370.202611] (UM) [ 370.204938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.209059] 2*256kB [ 370.211118] ? refcount_sub_and_test_checked+0x203/0x310 [ 370.216976] (M) [ 370.219295] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 370.224723] 4*512kB [ 370.226697] ? addrconf_rs_timer+0x690/0x690 [ 370.232113] (UM) 3*1024kB [ 370.234448] ndisc_alloc_skb+0x144/0x340 [ 370.238841] (UM) [ 370.241684] ndisc_send_rs+0x331/0x6e0 [ 370.245720] 3*2048kB [ 370.247782] addrconf_rs_timer+0x314/0x690 [ 370.251819] (M) [ 370.254752] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.259838] 3*4096kB [ 370.261809] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.267322] (M) [ 370.269737] call_timer_fn+0x272/0x920 [ 370.273951] = 25228kB [ 370.275924] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.279788] Node 0 [ 370.282197] ? process_timeout+0x40/0x40 [ 370.286413] Normal: [ 370.288645] ? trace_hardirqs_off+0xb8/0x310 [ 370.292683] 1316*4kB [ 370.295002] ? kasan_check_read+0x11/0x20 [ 370.299409] (ME) [ 370.301821] ? do_raw_spin_unlock+0xa7/0x2f0 [ 370.305960] 462*8kB [ 370.308028] ? trace_hardirqs_on+0x310/0x310 [ 370.312404] (UMEH) 167*16kB [ 370.314742] ? __run_timers+0x7da/0xc70 [ 370.319127] (UMEH) [ 370.322141] ? lock_downgrade+0x900/0x900 [ 370.326090] 42*32kB [ 370.328344] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 370.332468] (UMEH) [ 370.334803] ? trace_hardirqs_on+0xbd/0x310 [ 370.339882] 4*64kB [ 370.342112] ? kasan_check_read+0x11/0x20 [ 370.346414] (UH) [ 370.348649] ? __run_timers+0x7da/0xc70 [ 370.352774] 1*128kB [ 370.354834] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 370.358782] (U) [ 370.361104] ? kasan_check_write+0x14/0x20 [ 370.366530] 0*256kB [ 370.368505] ? do_raw_spin_lock+0xc1/0x200 [ 370.372719] 1*512kB [ 370.375037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.379245] (U) [ 370.381568] __run_timers+0x7e5/0xc70 [ 370.385952] 0*1024kB [ 370.387929] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 370.391704] 0*2048kB [ 370.394108] ? lock_acquire+0x1ed/0x520 [ 370.399446] 0*4096kB [ 370.401849] ? __hrtimer_run_queues+0x488/0x10d0 [ 370.405801] = 13872kB [ 370.408210] ? lock_release+0x970/0x970 [ 370.412951] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.415351] ? trace_hardirqs_off+0xb8/0x310 [ 370.419310] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.428134] ? do_raw_spin_unlock+0xa7/0x2f0 [ 370.432517] 4244 total pagecache pages [ 370.441088] ? kasan_check_write+0x14/0x20 [ 370.445474] 0 pages in swap cache [ 370.449355] ? pvclock_read_flags+0x160/0x160 [ 370.453571] Swap cache stats: add 0, delete 0, find 0/0 [ 370.457019] ? lock_downgrade+0x900/0x900 [ 370.461491] Free swap = 0kB [ 370.466850] ? trace_hardirqs_on+0xbd/0x310 [ 370.471144] Total swap = 0kB [ 370.474158] ? kvm_sched_clock_read+0x9/0x20 [ 370.478456] 1965979 pages RAM [ 370.481472] ? irq_exit+0x17f/0x1c0 [ 370.485859] 0 pages HighMem/MovableOnly [ 370.488963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.492569] 342307 pages reserved [ 370.496538] ? check_preemption_disabled+0x48/0x200 [ 370.502048] 0 pages cma reserved [ 370.505510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.510556] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 370.513868] run_timer_softirq+0x52/0xb0 [ 370.519525] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 370.525903] ? __this_cpu_preempt_check+0x1c/0x1f [ 370.529953] ksoftirqd/1 cpuset= [ 370.540267] __do_softirq+0x30b/0xad8 [ 370.545430] / [ 370.548712] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 370.552490] mems_allowed=0 [ 370.554209] ? pvclock_read_flags+0x160/0x160 [ 370.566888] ? lapic_next_event+0x5a/0x90 [ 370.571045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.576586] ? clockevents_program_event+0x140/0x370 [ 370.581695] ? kvm_clock_read+0x18/0x30 [ 370.585671] ? kvm_sched_clock_read+0x9/0x20 [ 370.590083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.595621] ? check_preemption_disabled+0x48/0x200 [ 370.600652] irq_exit+0x17f/0x1c0 [ 370.604108] smp_apic_timer_interrupt+0x1cb/0x760 [ 370.608952] ? smp_call_function_single_interrupt+0x159/0x650 [ 370.615704] ? smp_call_function_single_interrupt+0x650/0x650 [ 370.622817] ? interrupt_entry+0xb5/0xf0 [ 370.627678] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.633214] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.638230] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.643075] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.648086] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.653103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.658642] ? check_preemption_disabled+0x48/0x200 [ 370.663653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.669386] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.674244] apic_timer_interrupt+0xf/0x20 [ 370.678469] [ 370.680708] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 370.685637] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 370.704797] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 370.712697] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 370.719988] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 370.727252] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 370.734518] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 370.741781] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 370.749070] ? trace_hardirqs_on+0xb4/0x310 [ 370.753411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.758962] skb_clone+0x1bb/0x500 [ 370.762504] ? finish_task_switch+0x2f5/0x900 [ 370.767702] ? skb_split+0x11e0/0x11e0 [ 370.772113] ? preempt_notifier_register+0x200/0x200 [ 370.777211] ? __switch_to_asm+0x34/0x70 [ 370.781268] ? __switch_to_asm+0x34/0x70 [ 370.785323] ? __switch_to_asm+0x40/0x70 [ 370.789389] ? __switch_to_asm+0x34/0x70 [ 370.793453] ? __switch_to_asm+0x40/0x70 [ 370.797512] ? __switch_to_asm+0x34/0x70 [ 370.801747] ? __switch_to_asm+0x40/0x70 [ 370.805806] ? __switch_to_asm+0x34/0x70 [ 370.809870] ? __switch_to_asm+0x34/0x70 [ 370.813931] ? __switch_to_asm+0x40/0x70 [ 370.818162] ? __switch_to_asm+0x34/0x70 [ 370.822235] bpf_clone_redirect+0xb9/0x490 [ 370.826468] ? __schedule+0x874/0x1ed0 [ 370.830357] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 370.835409] ? __sched_text_start+0x8/0x8 [ 370.839565] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 370.844322] ? retint_kernel+0x2d/0x2d [ 370.848225] ? lock_acquire+0x1ed/0x520 [ 370.852197] ? bpf_test_run+0x32e/0x5a0 [ 370.856173] ? lock_release+0x970/0x970 [ 370.860149] ? preempt_schedule+0x4d/0x60 [ 370.864301] ? preempt_schedule_common+0x1f/0xd0 [ 370.869057] ? preempt_schedule+0x4d/0x60 [ 370.873206] ? ___preempt_schedule+0x16/0x18 [ 370.877876] ? bpf_test_run+0x1c0/0x5a0 [ 370.881857] ? netlink_diag_dump+0x2a0/0x2a0 [ 370.886268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.891804] ? bpf_test_init.isra.9+0x70/0x100 [ 370.896397] ? bpf_prog_test_run_skb+0x634/0xb40 [ 370.901161] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 370.905999] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.911534] ? fput+0x130/0x1a0 [ 370.914811] ? __bpf_prog_get+0x9b/0x290 [ 370.918873] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 370.923714] ? bpf_prog_test_run+0x130/0x1a0 [ 370.928136] ? __x64_sys_bpf+0x3d8/0x510 [ 370.932459] ? bpf_prog_get+0x20/0x20 [ 370.936300] ? do_syscall_64+0x1b9/0x820 [ 370.940359] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 370.945736] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.950675] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.955694] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 370.960713] ? recalc_sigpending_tsk+0x180/0x180 [ 370.965475] ? kasan_check_write+0x14/0x20 [ 370.969718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.974564] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 370.979941] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 370.980008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 370.986801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.986806] Call Trace: [ 370.986827] dump_stack+0x1c4/0x2b4 [ 370.986846] ? dump_stack_print_info.cold.2+0x52/0x52 [ 370.993358] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.003026] warn_alloc.cold.119+0xb7/0x1bd [ 371.005589] syz-executor0 cpuset= [ 371.009212] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 371.014384] syz0 [ 371.024866] ? lock_downgrade+0x900/0x900 [ 371.029165] mems_allowed=0 [ 371.032963] ? trace_hardirqs_off+0xb8/0x310 [ 371.051380] ? trace_hardirqs_off+0xb8/0x310 [ 371.055804] __alloc_pages_slowpath+0x2667/0x2d80 [ 371.060665] ? warn_alloc+0x120/0x120 [ 371.064467] ? warn_alloc+0x120/0x120 [ 371.068269] ? warn_alloc+0x120/0x120 [ 371.072074] ? mark_held_locks+0x130/0x130 [ 371.076752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.082461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.087997] ? should_fail+0x22d/0xd01 [ 371.091892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.097001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.102535] ? should_fail+0x22d/0xd01 [ 371.106438] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.111548] ? should_fail+0x22d/0xd01 [ 371.115711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.120817] ? mark_held_locks+0x130/0x130 [ 371.125055] ? mark_held_locks+0x130/0x130 [ 371.129293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.135013] ? try_to_wake_up+0x10a/0x12f0 [ 371.139246] ? lock_downgrade+0x900/0x900 [ 371.143414] ? trace_hardirqs_off+0xb8/0x310 [ 371.147819] ? kasan_check_read+0x11/0x20 [ 371.151965] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.156545] ? trace_hardirqs_on+0x310/0x310 [ 371.160956] ? kasan_check_write+0x14/0x20 [ 371.165195] __alloc_pages_nodemask+0xa80/0xde0 [ 371.169860] ? should_fail+0x22d/0xd01 [ 371.173758] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 371.178792] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.183465] ? lock_downgrade+0x900/0x900 [ 371.187616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.194108] cache_grow_begin+0x91/0x8c0 [ 371.198168] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.202581] fallback_alloc+0x203/0x2e0 [ 371.206563] ____cache_alloc_node+0x1c7/0x1e0 [ 371.211060] kmem_cache_alloc_node+0xe3/0x730 [ 371.215554] ? ipv6_get_ifaddr+0x42e/0x620 [ 371.219796] __alloc_skb+0x119/0x770 [ 371.223510] ? skb_scrub_packet+0x490/0x490 [ 371.227829] ? lock_downgrade+0x900/0x900 [ 371.231982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.237516] ? refcount_sub_and_test_checked+0x203/0x310 [ 371.242977] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 371.248427] ? addrconf_rs_timer+0x690/0x690 [ 371.252850] ndisc_alloc_skb+0x144/0x340 [ 371.256918] ndisc_send_rs+0x331/0x6e0 [ 371.260808] addrconf_rs_timer+0x314/0x690 [ 371.265215] ? lock_release+0x970/0x970 [ 371.269191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.273440] call_timer_fn+0x272/0x920 [ 371.277325] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.281561] ? process_timeout+0x40/0x40 [ 371.285620] ? kasan_check_read+0x11/0x20 [ 371.289765] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.294176] ? trace_hardirqs_on+0x310/0x310 [ 371.298851] ? __run_timers+0x7da/0xc70 [ 371.303087] ? lock_downgrade+0x900/0x900 [ 371.307756] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 371.313399] ? trace_hardirqs_on+0xbd/0x310 [ 371.317721] ? kasan_check_read+0x11/0x20 [ 371.321868] ? __run_timers+0x7da/0xc70 [ 371.325850] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 371.331302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.337985] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.342505] __run_timers+0x7e5/0xc70 [ 371.346558] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 371.351925] ? lock_downgrade+0x900/0x900 [ 371.356089] ? finish_task_switch+0x1b5/0x900 [ 371.360594] ? trace_hardirqs_on+0xbd/0x310 [ 371.364916] ? kasan_check_read+0x11/0x20 [ 371.369062] ? finish_task_switch+0x1f5/0x900 [ 371.373560] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 371.379452] ? compat_start_thread+0x80/0x80 [ 371.383862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.389414] ? pvclock_read_flags+0x160/0x160 [ 371.393924] ? __switch_to_asm+0x34/0x70 [ 371.397981] ? __switch_to_asm+0x34/0x70 [ 371.402046] ? __switch_to_asm+0x40/0x70 [ 371.406103] ? __switch_to_asm+0x40/0x70 [ 371.410164] ? __switch_to_asm+0x34/0x70 [ 371.414221] ? __switch_to_asm+0x40/0x70 [ 371.418287] ? trace_hardirqs_on+0xbd/0x310 [ 371.422607] ? kvm_sched_clock_read+0x9/0x20 [ 371.427015] ? run_ksoftirqd+0x94/0x100 [ 371.430994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.437399] ? check_preemption_disabled+0x48/0x200 [ 371.443390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.449894] run_timer_softirq+0x52/0xb0 [ 371.453962] ? __this_cpu_preempt_check+0x1c/0x1f [ 371.458805] __do_softirq+0x30b/0xad8 [ 371.462611] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 371.467714] ? trace_hardirqs_off+0xb8/0x310 [ 371.472126] ? schedule+0x108/0x460 [ 371.475763] ? run_ksoftirqd+0x40/0x100 [ 371.479742] ? trace_hardirqs_off+0xb8/0x310 [ 371.484149] ? smpboot_thread_fn+0x68b/0xa00 [ 371.488561] ? trace_hardirqs_on+0x310/0x310 [ 371.492974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.498514] ? check_preemption_disabled+0x48/0x200 [ 371.503535] ? takeover_tasklets+0xa90/0xa90 [ 371.507947] run_ksoftirqd+0x94/0x100 [ 371.511745] smpboot_thread_fn+0x68b/0xa00 [ 371.515985] ? sort_range+0x30/0x30 [ 371.519792] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 371.524897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.530445] ? __kthread_parkme+0xfb/0x1a0 [ 371.534685] kthread+0x35a/0x420 [ 371.538053] ? sort_range+0x30/0x30 [ 371.541679] ? kthread_bind+0x40/0x40 [ 371.545484] ret_from_fork+0x3a/0x50 [ 371.549206] warn_alloc_show_mem: 1 callbacks suppressed [ 371.549219] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 371.549221] Mem-Info: [ 371.549251] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 371.549251] active_file:14 inactive_file:15 isolated_file:0 [ 371.549251] unevictable:0 dirty:0 writeback:0 unstable:0 [ 371.549251] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 371.549251] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 371.549251] free:13750 free_pcp:487 free_cma:0 [ 371.554596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 371.561923] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 371.564318] Call Trace: [ 371.597269] Node 0 [ 371.606616] [ 371.634298] 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 [ 371.636859] dump_stack+0x1c4/0x2b4 [ 371.639065] lowmem_reserve[]: [ 371.641215] ? dump_stack_print_info.cold.2+0x52/0x52 [ 371.666687] 0 2819 [ 371.670341] warn_alloc.cold.119+0xb7/0x1bd [ 371.673417] 6323 [ 371.678774] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 371.680990] 6323 [ 371.685306] ? lock_downgrade+0x900/0x900 [ 371.692649] ? trace_hardirqs_off+0xb8/0x310 [ 371.694717] Node 0 [ 371.698863] ? trace_hardirqs_off+0xb8/0x310 [ 371.703273] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 371.705487] __alloc_pages_slowpath+0x2667/0x2d80 [ 371.709871] lowmem_reserve[]: [ 371.737210] ? warn_alloc+0x120/0x120 [ 371.742018] 0 [ 371.745121] ? warn_alloc+0x120/0x120 [ 371.748897] 0 [ 371.750696] ? warn_alloc+0x120/0x120 [ 371.754733] 3503 [ 371.756717] ? mark_held_locks+0x130/0x130 [ 371.760493] 3503 [ 371.762554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.768823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.774339] Node 0 [ 371.779869] ? should_fail+0x22d/0xd01 [ 371.779907] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 371.779915] lowmem_reserve[]: [ 371.782149] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.786018] 0 [ 371.814406] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.817842] 0 [ 371.823897] ? should_fail+0x22d/0xd01 [ 371.826025] 0 [ 371.832252] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.834028] 0 [ 371.837922] ? should_fail+0x22d/0xd01 [ 371.844805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.846583] Node 0 [ 371.850470] ? mark_held_locks+0x130/0x130 [ 371.855567] DMA: [ 371.857799] ? mark_held_locks+0x130/0x130 [ 371.862013] 1*4kB [ 371.864075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.868283] (U) [ 371.870435] ? trace_hardirqs_off+0xb8/0x310 [ 371.875946] 0*8kB [ 371.877921] ? kasan_check_read+0x11/0x20 [ 371.882308] 0*16kB [ 371.884471] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.888597] 1*32kB [ 371.890833] ? trace_hardirqs_on+0x310/0x310 [ 371.895216] (U) [ 371.897450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.901837] 2*64kB [ 371.903807] ? wq_watchdog_touch+0x9c/0xfe [ 371.909834] (U) 1*128kB [ 371.912085] ? io_serial_in+0x11/0x90 [ 371.916295] (U) [ 371.918961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.922742] 1*256kB [ 371.924712] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 371.930222] (U) [ 371.932546] __alloc_pages_nodemask+0xa80/0xde0 [ 371.937619] 0*512kB [ 371.939591] ? should_fail+0x22d/0xd01 [ 371.944239] 1*1024kB [ 371.946562] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 371.950421] (U) [ 371.952840] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.957991] 1*2048kB (M) [ 371.959976] ? lock_downgrade+0x900/0x900 [ 371.964619] 3*4096kB [ 371.967386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.971508] (M) [ 371.973941] cache_grow_begin+0x91/0x8c0 [ 371.979455] = 15908kB [ 371.981435] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.985475] Node 0 [ 371.987892] fallback_alloc+0x203/0x2e0 [ 371.992274] DMA32: [ 371.994508] ____cache_alloc_node+0x1c7/0x1e0 [ 371.998460] 5*4kB [ 372.000693] kmem_cache_alloc_node+0xe3/0x730 [ 372.005165] (M) [ 372.007316] ? ipv6_get_ifaddr+0x42e/0x620 [ 372.011789] 1*8kB [ 372.013760] __alloc_skb+0x119/0x770 [ 372.018228] (M) [ 372.020380] ? skb_scrub_packet+0x490/0x490 [ 372.024097] 3*16kB [ 372.026066] ? lock_downgrade+0x900/0x900 [ 372.030359] (M) [ 372.032608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.036731] 4*32kB [ 372.039142] ? refcount_sub_and_test_checked+0x203/0x310 [ 372.044657] (UM) [ 372.046890] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 372.052327] 5*64kB [ 372.054398] ? addrconf_rs_timer+0x690/0x690 [ 372.059827] (M) [ 372.062065] ndisc_alloc_skb+0x144/0x340 [ 372.066792] 5*128kB [ 372.068937] ndisc_send_rs+0x331/0x6e0 [ 372.072969] (UM) [ 372.075291] addrconf_rs_timer+0x314/0x690 [ 372.079153] 2*256kB [ 372.081215] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 372.085429] (M) [ 372.087750] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.093262] 4*512kB [ 372.095244] call_timer_fn+0x272/0x920 [ 372.099451] (UM) [ 372.101781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.105646] 3*1024kB [ 372.107719] ? process_timeout+0x40/0x40 [ 372.111935] (UM) [ 372.114357] ? trace_hardirqs_off+0xb8/0x310 [ 372.118400] 3*2048kB [ 372.120464] ? kasan_check_read+0x11/0x20 [ 372.124847] (M) [ 372.127254] ? do_raw_spin_unlock+0xa7/0x2f0 [ 372.131388] 3*4096kB [ 372.133384] ? trace_hardirqs_on+0x310/0x310 [ 372.137763] (M) [ 372.140177] ? __run_timers+0x7da/0xc70 [ 372.144575] = 25228kB [ 372.146559] ? lock_downgrade+0x900/0x900 [ 372.150946] Node 0 [ 372.153352] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 372.157477] Normal: [ 372.159710] ? trace_hardirqs_on+0xbd/0x310 [ 372.164790] 1316*4kB [ 372.167108] ? kasan_check_read+0x11/0x20 [ 372.172011] (ME) [ 372.175035] ? __run_timers+0x7da/0xc70 [ 372.179940] 462*8kB [ 372.182353] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 372.186568] (UMEH) [ 372.188885] ? kasan_check_write+0x14/0x20 [ 372.194321] 167*16kB [ 372.196553] ? do_raw_spin_lock+0xc1/0x200 [ 372.200762] (UMEH) [ 372.203170] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.207389] 42*32kB [ 372.209975] __run_timers+0x7e5/0xc70 [ 372.214880] (UMEH) [ 372.217204] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 372.220976] 4*64kB [ 372.223206] ? lock_acquire+0x1ed/0x520 [ 372.228544] (UH) [ 372.231123] ? __hrtimer_run_queues+0x488/0x10d0 [ 372.235067] 1*128kB (U) [ 372.237135] ? lock_release+0x970/0x970 [ 372.241865] 0*256kB [ 372.244529] ? trace_hardirqs_off+0xb8/0x310 [ 372.248481] 1*512kB [ 372.250804] ? do_raw_spin_unlock+0xa7/0x2f0 [ 372.255358] (U) [ 372.257686] ? kasan_check_write+0x14/0x20 [ 372.262071] 0*1024kB [ 372.264043] ? pvclock_read_flags+0x160/0x160 [ 372.268254] 0*2048kB [ 372.270659] ? lock_downgrade+0x900/0x900 [ 372.275130] 0*4096kB [ 372.277535] ? trace_hardirqs_on+0xbd/0x310 [ 372.281659] = 13872kB [ 372.284062] ? kvm_sched_clock_read+0x9/0x20 [ 372.288367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 372.290782] ? irq_exit+0x17f/0x1c0 [ 372.295172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 372.304000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.307616] 4244 total pagecache pages [ 372.316185] ? check_preemption_disabled+0x48/0x200 [ 372.321693] 0 pages in swap cache [ 372.325579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.330575] Swap cache stats: add 0, delete 0, find 0/0 [ 372.334023] run_timer_softirq+0x52/0xb0 [ 372.339535] Free swap = 0kB [ 372.344894] ? __this_cpu_preempt_check+0x1c/0x1f [ 372.348939] Total swap = 0kB [ 372.351995] __do_softirq+0x30b/0xad8 [ 372.356816] 1965979 pages RAM [ 372.359833] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 372.363606] 0 pages HighMem/MovableOnly [ 372.366706] ? pvclock_read_flags+0x160/0x160 [ 372.371792] 342307 pages reserved [ 372.375755] ? lapic_next_event+0x5a/0x90 [ 372.380226] 0 pages cma reserved [ 372.383676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.387853] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 372.391164] ? clockevents_program_event+0x140/0x370 [ 372.397609] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 372.404033] ? kvm_clock_read+0x18/0x30 [ 372.409134] ksoftirqd/1 cpuset= [ 372.420136] ? kvm_sched_clock_read+0x9/0x20 [ 372.425044] / [ 372.429116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.434368] mems_allowed=0 [ 372.436091] ? check_preemption_disabled+0x48/0x200 [ 372.449541] irq_exit+0x17f/0x1c0 [ 372.453013] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.457856] ? smp_call_function_single_interrupt+0x159/0x650 [ 372.463739] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.469625] ? interrupt_entry+0xb5/0xf0 [ 372.473687] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.478710] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.483729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.488570] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.493582] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.498599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.504138] ? check_preemption_disabled+0x48/0x200 [ 372.509151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.514697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.519553] apic_timer_interrupt+0xf/0x20 [ 372.523792] [ 372.526030] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 372.530959] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 372.549860] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 372.557570] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 372.565006] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 372.572272] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 372.579544] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 372.586808] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 372.594097] ? trace_hardirqs_on+0xb4/0x310 [ 372.598434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.605115] skb_clone+0x1bb/0x500 [ 372.609261] ? finish_task_switch+0x2f5/0x900 [ 372.613756] ? skb_split+0x11e0/0x11e0 [ 372.617646] ? preempt_notifier_register+0x200/0x200 [ 372.622744] ? __switch_to_asm+0x34/0x70 [ 372.626800] ? __switch_to_asm+0x34/0x70 [ 372.630864] ? __switch_to_asm+0x40/0x70 [ 372.634920] ? __switch_to_asm+0x34/0x70 [ 372.638976] ? __switch_to_asm+0x40/0x70 [ 372.643035] ? __switch_to_asm+0x34/0x70 [ 372.647091] ? __switch_to_asm+0x40/0x70 [ 372.651151] ? __switch_to_asm+0x34/0x70 [ 372.655211] ? __switch_to_asm+0x34/0x70 [ 372.659267] ? __switch_to_asm+0x40/0x70 [ 372.663328] ? __switch_to_asm+0x34/0x70 [ 372.667412] bpf_clone_redirect+0xb9/0x490 [ 372.671653] ? __schedule+0x874/0x1ed0 [ 372.675544] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 372.680565] ? __sched_text_start+0x8/0x8 [ 372.684714] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 372.689476] ? retint_kernel+0x2d/0x2d [ 372.693381] ? lock_acquire+0x1ed/0x520 [ 372.697359] ? bpf_test_run+0x32e/0x5a0 [ 372.701370] ? lock_release+0x970/0x970 [ 372.705360] ? preempt_schedule+0x4d/0x60 [ 372.709519] ? preempt_schedule_common+0x1f/0xd0 [ 372.714273] ? preempt_schedule+0x4d/0x60 [ 372.718426] ? ___preempt_schedule+0x16/0x18 [ 372.722841] ? bpf_test_run+0x1c0/0x5a0 [ 372.726909] ? netlink_diag_dump+0x2a0/0x2a0 [ 372.731322] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.736856] ? bpf_test_init.isra.9+0x70/0x100 [ 372.741444] ? bpf_prog_test_run_skb+0x634/0xb40 [ 372.746201] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 372.751057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 372.756602] ? fput+0x130/0x1a0 [ 372.759883] ? __bpf_prog_get+0x9b/0x290 [ 372.763947] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 372.768958] ? bpf_prog_test_run+0x130/0x1a0 [ 372.774327] ? __x64_sys_bpf+0x3d8/0x510 [ 372.778395] ? bpf_prog_get+0x20/0x20 [ 372.782265] ? do_syscall_64+0x1b9/0x820 [ 372.786326] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 372.792305] ? syscall_return_slowpath+0x5e0/0x5e0 [ 372.797239] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.802480] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 372.807523] ? recalc_sigpending_tsk+0x180/0x180 [ 372.812277] ? kasan_check_write+0x14/0x20 [ 372.816514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.821360] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 372.826763] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 372.826816] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 372.833615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.840166] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 372.849434] Call Trace: [ 372.861470] syz-executor0 cpuset=syz0 [ 372.864052] dump_stack+0x1c4/0x2b4 [ 372.864071] ? dump_stack_print_info.cold.2+0x52/0x52 [ 372.867849] mems_allowed=0 [ 372.871474] warn_alloc.cold.119+0xb7/0x1bd [ 372.883869] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 372.888721] ? lock_downgrade+0x900/0x900 [ 372.892873] ? trace_hardirqs_off+0xb8/0x310 [ 372.897289] ? trace_hardirqs_off+0xb8/0x310 [ 372.901704] __alloc_pages_slowpath+0x2667/0x2d80 [ 372.906572] ? warn_alloc+0x120/0x120 [ 372.910660] ? warn_alloc+0x120/0x120 [ 372.915163] ? warn_alloc+0x120/0x120 [ 372.919239] ? mark_held_locks+0x130/0x130 [ 372.923479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.929016] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.934553] ? should_fail+0x22d/0xd01 [ 372.938444] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.943920] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.950677] ? should_fail+0x22d/0xd01 [ 372.954567] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.959672] ? should_fail+0x22d/0xd01 [ 372.963568] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.968682] ? mark_held_locks+0x130/0x130 [ 372.972926] ? mark_held_locks+0x130/0x130 [ 372.977773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.983615] ? trace_hardirqs_off+0xb8/0x310 [ 372.988021] ? kasan_check_read+0x11/0x20 [ 372.992201] ? do_raw_spin_unlock+0xa7/0x2f0 [ 372.996609] ? trace_hardirqs_on+0x310/0x310 [ 373.001014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.006547] ? wq_watchdog_touch+0x9c/0xfe [ 373.010782] ? io_serial_in+0x11/0x90 [ 373.014587] ? retint_kernel+0x2d/0x2d [ 373.018673] ? trace_hardirqs_on_caller+0xc0/0x310 [ 373.023607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 373.028361] ? trace_hardirqs_off+0x310/0x310 [ 373.032865] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.037977] __alloc_pages_nodemask+0xa80/0xde0 [ 373.042647] ? should_fail+0x22d/0xd01 [ 373.046541] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 373.051749] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.056590] ? lock_downgrade+0x900/0x900 [ 373.060751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.066640] cache_grow_begin+0x91/0x8c0 [ 373.070703] ? do_raw_spin_unlock+0xa7/0x2f0 [ 373.075126] fallback_alloc+0x203/0x2e0 [ 373.079103] ____cache_alloc_node+0x1c7/0x1e0 [ 373.083631] kmem_cache_alloc_node+0xe3/0x730 [ 373.088131] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.092550] __alloc_skb+0x119/0x770 [ 373.096269] ? skb_scrub_packet+0x490/0x490 [ 373.100588] ? lock_downgrade+0x900/0x900 [ 373.104745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.110284] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.115825] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.121276] ? addrconf_rs_timer+0x690/0x690 [ 373.125692] ndisc_alloc_skb+0x144/0x340 [ 373.129756] ndisc_send_rs+0x331/0x6e0 [ 373.133649] addrconf_rs_timer+0x314/0x690 [ 373.137884] ? lock_release+0x970/0x970 [ 373.141865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.146107] call_timer_fn+0x272/0x920 [ 373.149992] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.154248] ? process_timeout+0x40/0x40 [ 373.158305] ? kasan_check_read+0x11/0x20 [ 373.162455] ? do_raw_spin_unlock+0xa7/0x2f0 [ 373.166868] ? trace_hardirqs_on+0x310/0x310 [ 373.171281] ? __run_timers+0x7da/0xc70 [ 373.175255] ? lock_downgrade+0x900/0x900 [ 373.179416] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.184523] ? trace_hardirqs_on+0xbd/0x310 [ 373.188843] ? kasan_check_read+0x11/0x20 [ 373.192993] ? __run_timers+0x7da/0xc70 [ 373.196972] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.202423] ? kasan_check_write+0x14/0x20 [ 373.206656] ? do_raw_spin_lock+0xc1/0x200 [ 373.210899] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.215142] __run_timers+0x7e5/0xc70 [ 373.218953] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 373.224662] ? lock_downgrade+0x900/0x900 [ 373.228815] ? finish_task_switch+0x1b5/0x900 [ 373.233312] ? trace_hardirqs_on+0xbd/0x310 [ 373.237633] ? kasan_check_read+0x11/0x20 [ 373.241778] ? finish_task_switch+0x1f5/0x900 [ 373.246281] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.251729] ? compat_start_thread+0x80/0x80 [ 373.256140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.261686] ? pvclock_read_flags+0x160/0x160 [ 373.266180] ? __switch_to_asm+0x34/0x70 [ 373.270242] ? __switch_to_asm+0x34/0x70 [ 373.274303] ? __switch_to_asm+0x40/0x70 [ 373.278365] ? __switch_to_asm+0x40/0x70 [ 373.282443] ? __switch_to_asm+0x34/0x70 [ 373.286497] ? __switch_to_asm+0x40/0x70 [ 373.290567] ? trace_hardirqs_on+0xbd/0x310 [ 373.294886] ? kvm_sched_clock_read+0x9/0x20 [ 373.299296] ? run_ksoftirqd+0x94/0x100 [ 373.303270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.309327] ? check_preemption_disabled+0x48/0x200 [ 373.314342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.319896] run_timer_softirq+0x52/0xb0 [ 373.323963] ? __this_cpu_preempt_check+0x1c/0x1f [ 373.329674] __do_softirq+0x30b/0xad8 [ 373.334097] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 373.339719] ? trace_hardirqs_off+0xb8/0x310 [ 373.344133] ? schedule+0x108/0x460 [ 373.347768] ? run_ksoftirqd+0x40/0x100 [ 373.351753] ? trace_hardirqs_off+0xb8/0x310 [ 373.356661] ? smpboot_thread_fn+0x68b/0xa00 [ 373.361244] ? trace_hardirqs_on+0x310/0x310 [ 373.365664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.372170] ? check_preemption_disabled+0x48/0x200 [ 373.377186] ? takeover_tasklets+0xa90/0xa90 [ 373.381596] run_ksoftirqd+0x94/0x100 [ 373.385399] smpboot_thread_fn+0x68b/0xa00 [ 373.389637] ? sort_range+0x30/0x30 [ 373.393265] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.398368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.403925] ? __kthread_parkme+0xfb/0x1a0 [ 373.408163] kthread+0x35a/0x420 [ 373.411526] ? sort_range+0x30/0x30 [ 373.415149] ? kthread_bind+0x40/0x40 [ 373.418952] ret_from_fork+0x3a/0x50 [ 373.422671] warn_alloc_show_mem: 1 callbacks suppressed [ 373.422684] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 373.422686] Mem-Info: [ 373.422715] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 373.422715] active_file:14 inactive_file:15 isolated_file:0 [ 373.422715] unevictable:0 dirty:0 writeback:0 unstable:0 [ 373.422715] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 373.422715] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 373.422715] free:13750 free_pcp:487 free_cma:0 [ 373.428059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.435360] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 373.437757] Call Trace: [ 373.470713] Node 0 [ 373.480061] [ 373.507747] 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 [ 373.510315] dump_stack+0x1c4/0x2b4 [ 373.512524] lowmem_reserve[]: [ 373.514675] ? dump_stack_print_info.cold.2+0x52/0x52 [ 373.540152] 0 [ 373.543792] warn_alloc.cold.119+0xb7/0x1bd [ 373.546870] 2819 [ 373.552056] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.553838] 6323 [ 373.558159] ? lock_downgrade+0x900/0x900 [ 373.560202] 6323 [ 373.565039] ? trace_hardirqs_off+0xb8/0x310 [ 373.571219] ? trace_hardirqs_off+0xb8/0x310 [ 373.573260] Node 0 [ 373.577670] __alloc_pages_slowpath+0x2667/0x2d80 [ 373.582276] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 373.584501] ? warn_alloc+0x120/0x120 [ 373.589321] lowmem_reserve[]: [ 373.617077] ? trace_hardirqs_on+0x310/0x310 [ 373.620855] 0 [ 373.623953] ? warn_alloc+0x120/0x120 [ 373.628336] 0 [ 373.630132] ? warn_alloc+0x120/0x120 [ 373.633908] 3503 [ 373.635707] ? ktime_get+0x2e1/0x440 [ 373.639481] 3503 [ 373.641549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.647301] ? check_preemption_disabled+0x48/0x200 [ 373.652998] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 373.658041] ? kasan_check_read+0x11/0x20 [ 373.658060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.687009] lowmem_reserve[]: [ 373.691158] ? should_fail+0x22d/0xd01 [ 373.696917] 0 [ 373.700030] ? rcu_bh_qs+0xc0/0xc0 [ 373.703891] 0 [ 373.705694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.709210] 0 [ 373.711011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.716091] 0 [ 373.717890] ? should_fail+0x22d/0xd01 [ 373.723415] Node 0 [ 373.725212] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.729341] DMA: [ 373.731576] ? should_fail+0x22d/0xd01 [ 373.736655] 1*4kB [ 373.738715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.742576] (U) [ 373.744726] ? mark_held_locks+0x130/0x130 [ 373.749802] 0*8kB [ 373.751773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.755987] 0*16kB [ 373.758133] ? mark_held_locks+0x130/0x130 [ 373.763647] 1*32kB [ 373.765879] ? rcu_irq_exit+0xce/0x100 [ 373.770088] (U) [ 373.772321] ? irq_exit+0xbd/0x1c0 [ 373.776182] 2*64kB [ 373.778156] ? mark_held_locks+0x130/0x130 [ 373.781847] (U) [ 373.784640] ? smp_call_function_single_interrupt+0x650/0x650 [ 373.789022] 1*128kB [ 373.790993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.796851] (U) [ 373.799168] ? ret_from_intr+0xb/0x1e [ 373.804690] 1*256kB [ 373.806660] ? retint_kernel+0x2d/0x2d [ 373.810443] (U) 0*512kB [ 373.812779] ? trace_hardirqs_on_caller+0xc0/0x310 [ 373.816817] 1*1024kB [ 373.819574] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 373.824475] (U) [ 373.826886] ? trace_hardirqs_off+0x310/0x310 [ 373.831632] 1*2048kB [ 373.833603] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.838076] (M) [ 373.840491] __alloc_pages_nodemask+0xa80/0xde0 [ 373.845564] 3*4096kB [ 373.847534] ? should_fail+0x22d/0xd01 [ 373.852174] (M) [ 373.854579] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 373.858445] = 15908kB [ 373.860439] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.865425] Node 0 [ 373.867833] ? lock_downgrade+0x900/0x900 [ 373.872479] DMA32: [ 373.874713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.878838] 5*4kB [ 373.881072] cache_grow_begin+0x91/0x8c0 [ 373.886575] (M) 1*8kB [ 373.888732] ? do_raw_spin_unlock+0xa7/0x2f0 [ 373.892768] (M) [ 373.895292] fallback_alloc+0x203/0x2e0 [ 373.899939] 3*16kB [ 373.901910] ____cache_alloc_node+0x1c7/0x1e0 [ 373.905866] (M) [ 373.908102] kmem_cache_alloc_node+0xe3/0x730 [ 373.912575] 4*32kB [ 373.914550] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.919032] (UM) [ 373.921267] __alloc_skb+0x119/0x770 [ 373.925478] 5*64kB [ 373.927537] ? skb_scrub_packet+0x490/0x490 [ 373.931224] (M) 5*128kB [ 373.933474] ? lock_downgrade+0x900/0x900 [ 373.937772] (UM) [ 373.940464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.944589] 2*256kB [ 373.946647] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.952159] (M) [ 373.954481] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.959908] 4*512kB [ 373.961878] ? addrconf_rs_timer+0x690/0x690 [ 373.967301] (UM) [ 373.969624] ndisc_alloc_skb+0x144/0x340 [ 373.974017] 3*1024kB [ 373.976074] ndisc_send_rs+0x331/0x6e0 [ 373.980107] (UM) [ 373.982520] addrconf_rs_timer+0x314/0x690 [ 373.986392] 3*2048kB [ 373.988458] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 373.992665] (M) [ 373.995072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.000586] 3*4096kB [ 374.002583] call_timer_fn+0x272/0x920 [ 374.006787] (M) [ 374.009195] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.013058] = 25228kB [ 374.015028] ? process_timeout+0x40/0x40 [ 374.019237] Node 0 [ 374.021645] ? trace_hardirqs_off+0xb8/0x310 [ 374.025685] Normal: [ 374.027922] ? kasan_check_read+0x11/0x20 [ 374.032305] 1316*4kB [ 374.034625] ? do_raw_spin_unlock+0xa7/0x2f0 [ 374.038745] (ME) [ 374.041151] ? trace_hardirqs_on+0x310/0x310 [ 374.045544] 462*8kB [ 374.047604] ? __run_timers+0x7da/0xc70 [ 374.051985] (UMEH) [ 374.054306] ? lock_downgrade+0x900/0x900 [ 374.058267] 167*16kB [ 374.060502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 374.064626] (UMEH) [ 374.067030] ? trace_hardirqs_on+0xbd/0x310 [ 374.072107] 42*32kB [ 374.074335] ? kasan_check_read+0x11/0x20 [ 374.078803] (UMEH) [ 374.081121] ? __run_timers+0x7da/0xc70 [ 374.085245] 4*64kB [ 374.087477] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 374.091426] (UH) [ 374.093660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.099088] 1*128kB [ 374.101149] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 374.107103] (U) [ 374.109961] __run_timers+0x7e5/0xc70 [ 374.114699] 0*256kB [ 374.116679] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 374.120452] 1*512kB [ 374.122773] ? lock_acquire+0x1ed/0x520 [ 374.128111] (U) [ 374.130439] ? __hrtimer_run_queues+0x488/0x10d0 [ 374.134397] 0*1024kB [ 374.136382] ? lock_release+0x970/0x970 [ 374.141111] 0*2048kB [ 374.143523] ? trace_hardirqs_off+0xb8/0x310 [ 374.147482] 0*4096kB [ 374.149893] ? do_raw_spin_unlock+0xa7/0x2f0 [ 374.154281] = 13872kB [ 374.156685] ? kasan_check_write+0x14/0x20 [ 374.161084] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 374.163481] ? pvclock_read_flags+0x160/0x160 [ 374.167700] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 374.176876] ? lock_downgrade+0x900/0x900 [ 374.181347] 4244 total pagecache pages [ 374.189925] ? trace_hardirqs_on+0xbd/0x310 [ 374.194052] 0 pages in swap cache [ 374.197939] ? kvm_sched_clock_read+0x9/0x20 [ 374.202241] Swap cache stats: add 0, delete 0, find 0/0 [ 374.205693] ? irq_exit+0x17f/0x1c0 [ 374.210088] Free swap = 0kB [ 374.215445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.219052] Total swap = 0kB [ 374.222067] ? check_preemption_disabled+0x48/0x200 [ 374.222084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.227598] 1965979 pages RAM [ 374.230614] run_timer_softirq+0x52/0xb0 [ 374.235606] 0 pages HighMem/MovableOnly [ 374.241142] ? __this_cpu_preempt_check+0x1c/0x1f [ 374.244231] 342307 pages reserved [ 374.248293] __do_softirq+0x30b/0xad8 [ 374.252241] 0 pages cma reserved [ 374.257084] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 374.260563] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 374.264305] ? pvclock_read_flags+0x160/0x160 [ 374.267717] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.272748] ? lapic_next_event+0x5a/0x90 [ 374.279219] ksoftirqd/1 cpuset= [ 374.283714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.294003] / [ 374.298321] ? clockevents_program_event+0x140/0x370 [ 374.302300] mems_allowed=0 [ 374.307843] ? kvm_clock_read+0x18/0x30 [ 374.321509] ? kvm_sched_clock_read+0x9/0x20 [ 374.325919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.331474] ? check_preemption_disabled+0x48/0x200 [ 374.336656] irq_exit+0x17f/0x1c0 [ 374.340124] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.344970] ? smp_call_function_single_interrupt+0x159/0x650 [ 374.350852] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.356737] ? interrupt_entry+0xb5/0xf0 [ 374.360798] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.365810] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.370864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.375710] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.380724] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.385742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.391280] ? check_preemption_disabled+0x48/0x200 [ 374.396293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.401832] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.406686] apic_timer_interrupt+0xf/0x20 [ 374.410912] [ 374.413155] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 374.418083] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 374.437585] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 374.445297] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 374.452568] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 374.459832] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 374.467096] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 374.474542] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 374.481826] ? trace_hardirqs_on+0xb4/0x310 [ 374.486157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.491700] skb_clone+0x1bb/0x500 [ 374.495238] ? finish_task_switch+0x2f5/0x900 [ 374.499734] ? skb_split+0x11e0/0x11e0 [ 374.503625] ? preempt_notifier_register+0x200/0x200 [ 374.508735] ? __switch_to_asm+0x34/0x70 [ 374.512796] ? __switch_to_asm+0x34/0x70 [ 374.516857] ? __switch_to_asm+0x40/0x70 [ 374.520915] ? __switch_to_asm+0x34/0x70 [ 374.524973] ? __switch_to_asm+0x40/0x70 [ 374.529047] ? __switch_to_asm+0x34/0x70 [ 374.533105] ? __switch_to_asm+0x40/0x70 [ 374.537160] ? __switch_to_asm+0x34/0x70 [ 374.541218] ? __switch_to_asm+0x34/0x70 [ 374.545275] ? __switch_to_asm+0x40/0x70 [ 374.549335] ? __switch_to_asm+0x34/0x70 [ 374.554277] bpf_clone_redirect+0xb9/0x490 [ 374.558688] ? __schedule+0x874/0x1ed0 [ 374.562580] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 374.567595] ? __sched_text_start+0x8/0x8 [ 374.571741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 374.576502] ? retint_kernel+0x2d/0x2d [ 374.580415] ? lock_acquire+0x1ed/0x520 [ 374.584395] ? bpf_test_run+0x32e/0x5a0 [ 374.588389] ? lock_release+0x970/0x970 [ 374.592368] ? preempt_schedule+0x4d/0x60 [ 374.596537] ? preempt_schedule_common+0x1f/0xd0 [ 374.601305] ? preempt_schedule+0x4d/0x60 [ 374.605461] ? ___preempt_schedule+0x16/0x18 [ 374.609874] ? bpf_test_run+0x1c0/0x5a0 [ 374.613853] ? netlink_diag_dump+0x2a0/0x2a0 [ 374.618263] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.623827] ? bpf_test_init.isra.9+0x70/0x100 [ 374.628583] ? bpf_prog_test_run_skb+0x634/0xb40 [ 374.633340] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 374.638181] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 374.643714] ? fput+0x130/0x1a0 [ 374.647166] ? __bpf_prog_get+0x9b/0x290 [ 374.651411] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 374.656252] ? bpf_prog_test_run+0x130/0x1a0 [ 374.660661] ? __x64_sys_bpf+0x3d8/0x510 [ 374.664722] ? bpf_prog_get+0x20/0x20 [ 374.668537] ? do_syscall_64+0x1b9/0x820 [ 374.672594] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 374.677958] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.682887] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.687921] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 374.693200] ? recalc_sigpending_tsk+0x180/0x180 [ 374.698136] ? kasan_check_write+0x14/0x20 [ 374.702384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.707249] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.712633] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 374.712686] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 374.719484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.719488] Call Trace: [ 374.719510] dump_stack+0x1c4/0x2b4 [ 374.719529] ? dump_stack_print_info.cold.2+0x52/0x52 [ 374.726073] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.735356] warn_alloc.cold.119+0xb7/0x1bd [ 374.737918] syz-executor0 cpuset= [ 374.741545] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.746970] syz0 [ 374.757449] ? lock_downgrade+0x900/0x900 [ 374.761750] mems_allowed=0 [ 374.765198] ? trace_hardirqs_off+0xb8/0x310 [ 374.784211] ? trace_hardirqs_off+0xb8/0x310 [ 374.788628] __alloc_pages_slowpath+0x2667/0x2d80 [ 374.793490] ? warn_alloc+0x120/0x120 [ 374.797292] ? warn_alloc+0x120/0x120 [ 374.801627] ? warn_alloc+0x120/0x120 [ 374.805436] ? mark_held_locks+0x130/0x130 [ 374.809677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.815214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.820928] ? should_fail+0x22d/0xd01 [ 374.824822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.829944] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.835482] ? should_fail+0x22d/0xd01 [ 374.839371] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.844485] ? should_fail+0x22d/0xd01 [ 374.848387] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.853498] ? mark_held_locks+0x130/0x130 [ 374.857734] ? mark_held_locks+0x130/0x130 [ 374.861966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.867503] ? trace_hardirqs_off+0xb8/0x310 [ 374.871933] ? kasan_check_read+0x11/0x20 [ 374.876080] ? do_raw_spin_unlock+0xa7/0x2f0 [ 374.880489] ? trace_hardirqs_on+0x310/0x310 [ 374.884895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.890439] ? wq_watchdog_touch+0x9c/0xfe [ 374.894678] ? io_serial_in+0x11/0x90 [ 374.898475] ? retint_kernel+0x2d/0x2d [ 374.902364] ? trace_hardirqs_on_caller+0xc0/0x310 [ 374.907307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 374.912065] ? trace_hardirqs_off+0x310/0x310 [ 374.916561] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 374.921674] __alloc_pages_nodemask+0xa80/0xde0 [ 374.926346] ? should_fail+0x22d/0xd01 [ 374.930249] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 374.935280] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.939947] ? lock_downgrade+0x900/0x900 [ 374.944122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.949665] cache_grow_begin+0x91/0x8c0 [ 374.953728] ? do_raw_spin_unlock+0xa7/0x2f0 [ 374.958141] fallback_alloc+0x203/0x2e0 [ 374.962123] ____cache_alloc_node+0x1c7/0x1e0 [ 374.966625] kmem_cache_alloc_node+0xe3/0x730 [ 374.971126] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.975365] __alloc_skb+0x119/0x770 [ 374.979091] ? skb_scrub_packet+0x490/0x490 [ 374.983415] ? lock_downgrade+0x900/0x900 [ 374.987575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.993112] ? refcount_sub_and_test_checked+0x203/0x310 [ 374.998565] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.004016] ? addrconf_rs_timer+0x690/0x690 [ 375.008653] ndisc_alloc_skb+0x144/0x340 [ 375.012721] ndisc_send_rs+0x331/0x6e0 [ 375.016625] addrconf_rs_timer+0x314/0x690 [ 375.020857] ? lock_release+0x970/0x970 [ 375.024939] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.029183] call_timer_fn+0x272/0x920 [ 375.033067] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.037306] ? process_timeout+0x40/0x40 [ 375.041362] ? kasan_check_read+0x11/0x20 [ 375.045521] ? do_raw_spin_unlock+0xa7/0x2f0 [ 375.049938] ? trace_hardirqs_on+0x310/0x310 [ 375.054350] ? __run_timers+0x7da/0xc70 [ 375.058337] ? lock_downgrade+0x900/0x900 [ 375.062489] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.067942] ? trace_hardirqs_on+0xbd/0x310 [ 375.072261] ? kasan_check_read+0x11/0x20 [ 375.076414] ? __run_timers+0x7da/0xc70 [ 375.080395] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.085849] ? kasan_check_write+0x14/0x20 [ 375.090087] ? do_raw_spin_lock+0xc1/0x200 [ 375.094329] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.098565] __run_timers+0x7e5/0xc70 [ 375.102385] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 375.107748] ? lock_downgrade+0x900/0x900 [ 375.111897] ? finish_task_switch+0x1b5/0x900 [ 375.116408] ? trace_hardirqs_on+0xbd/0x310 [ 375.120729] ? kasan_check_read+0x11/0x20 [ 375.124875] ? finish_task_switch+0x1f5/0x900 [ 375.129382] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.134832] ? compat_start_thread+0x80/0x80 [ 375.139240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.144790] ? pvclock_read_flags+0x160/0x160 [ 375.149457] ? __switch_to_asm+0x34/0x70 [ 375.153517] ? __switch_to_asm+0x34/0x70 [ 375.157577] ? __switch_to_asm+0x40/0x70 [ 375.161642] ? __switch_to_asm+0x40/0x70 [ 375.165704] ? __switch_to_asm+0x34/0x70 [ 375.169763] ? __switch_to_asm+0x40/0x70 [ 375.173827] ? trace_hardirqs_on+0xbd/0x310 [ 375.178172] ? kvm_sched_clock_read+0x9/0x20 [ 375.182585] ? run_ksoftirqd+0x94/0x100 [ 375.186563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.192105] ? check_preemption_disabled+0x48/0x200 [ 375.197119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.202660] run_timer_softirq+0x52/0xb0 [ 375.206718] ? __this_cpu_preempt_check+0x1c/0x1f [ 375.211561] __do_softirq+0x30b/0xad8 [ 375.215366] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 375.220477] ? trace_hardirqs_off+0xb8/0x310 [ 375.224888] ? schedule+0x108/0x460 [ 375.228522] ? run_ksoftirqd+0x40/0x100 [ 375.232671] ? trace_hardirqs_off+0xb8/0x310 [ 375.237077] ? smpboot_thread_fn+0x68b/0xa00 [ 375.241486] ? trace_hardirqs_on+0x310/0x310 [ 375.245895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.251440] ? check_preemption_disabled+0x48/0x200 [ 375.256460] ? takeover_tasklets+0xa90/0xa90 [ 375.260868] run_ksoftirqd+0x94/0x100 [ 375.264672] smpboot_thread_fn+0x68b/0xa00 [ 375.268916] ? sort_range+0x30/0x30 [ 375.272548] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.277648] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.283186] ? __kthread_parkme+0xfb/0x1a0 [ 375.287425] kthread+0x35a/0x420 [ 375.290790] ? sort_range+0x30/0x30 [ 375.294413] ? kthread_bind+0x40/0x40 [ 375.298213] ret_from_fork+0x3a/0x50 [ 375.301940] warn_alloc_show_mem: 1 callbacks suppressed [ 375.301953] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 375.301955] Mem-Info: [ 375.301985] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 375.301985] active_file:14 inactive_file:15 isolated_file:0 [ 375.301985] unevictable:0 dirty:0 writeback:0 unstable:0 [ 375.301985] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 375.301985] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 375.301985] free:13750 free_pcp:487 free_cma:0 [ 375.307329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.314605] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 375.317002] Call Trace: [ 375.350125] Node 0 [ 375.359471] [ 375.387152] 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 [ 375.389716] dump_stack+0x1c4/0x2b4 [ 375.391939] lowmem_reserve[]: [ 375.394091] ? dump_stack_print_info.cold.2+0x52/0x52 [ 375.419744] 0 [ 375.423387] warn_alloc.cold.119+0xb7/0x1bd [ 375.426459] 2819 [ 375.431641] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 375.433424] 6323 [ 375.437739] ? lock_downgrade+0x900/0x900 [ 375.439777] 6323 [ 375.444638] ? trace_hardirqs_off+0xb8/0x310 [ 375.450992] ? trace_hardirqs_off+0xb8/0x310 [ 375.453034] Node 0 [ 375.457444] __alloc_pages_slowpath+0x2667/0x2d80 [ 375.461859] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 375.464079] ? warn_alloc+0x120/0x120 [ 375.468894] lowmem_reserve[]: [ 375.495606] ? warn_alloc+0x120/0x120 [ 375.499391] 0 [ 375.502501] ? warn_alloc+0x120/0x120 [ 375.506277] 0 [ 375.508100] ? kasan_check_write+0x14/0x20 [ 375.512306] 3503 3503 [ 375.514293] ? do_raw_spin_lock+0xc1/0x200 [ 375.518506] Node 0 [ 375.521008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.525242] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 375.527448] ? should_fail+0x22d/0xd01 [ 375.532967] lowmem_reserve[]: [ 375.561333] ? lock_downgrade+0x900/0x900 [ 375.565384] 0 [ 375.568498] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.572622] 0 [ 375.574427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.579505] 0 [ 375.581303] ? should_fail+0x22d/0xd01 [ 375.586816] 0 [ 375.588617] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.594275] ? should_fail+0x22d/0xd01 [ 375.599356] Node 0 DMA: [ 375.603245] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.603262] ? mark_held_locks+0x130/0x130 [ 375.605919] 1*4kB [ 375.611018] ? mark_held_locks+0x130/0x130 [ 375.615225] (U) [ 375.617383] ? kasan_check_read+0x11/0x20 [ 375.621596] 0*8kB [ 375.623577] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 375.627699] 0*16kB [ 375.629842] ? rcu_bh_qs+0xc0/0xc0 [ 375.635095] 1*32kB [ 375.637331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.640845] (U) [ 375.643084] ? check_preemption_disabled+0x48/0x200 [ 375.648952] 2*64kB (U) [ 375.650939] ? rcu_nmi_exit+0xdb/0x280 [ 375.655933] 1*128kB [ 375.658513] ? rcu_idle_enter+0x4b0/0x4b0 [ 375.662383] (U) [ 375.664713] ? kvm_clock_read+0x18/0x30 [ 375.668839] 1*256kB [ 375.670810] ? kvm_sched_clock_read+0x9/0x20 [ 375.674757] (U) [ 375.677078] __alloc_pages_nodemask+0xa80/0xde0 [ 375.681465] 0*512kB [ 375.683438] ? should_fail+0x22d/0xd01 [ 375.688083] 1*1024kB [ 375.690417] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 375.694560] (U) [ 375.696987] ? ____cache_alloc_node+0x1c7/0x1e0 [ 375.702138] 1*2048kB [ 375.704114] ? lock_downgrade+0x900/0x900 [ 375.708758] (M) [ 375.711169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.715293] 3*4096kB [ 375.717267] cache_grow_begin+0x91/0x8c0 [ 375.723302] (M) [ 375.726232] ? do_raw_spin_unlock+0xa7/0x2f0 [ 375.731230] = 15908kB [ 375.733568] fallback_alloc+0x203/0x2e0 [ 375.737949] Node 0 [ 375.740355] ____cache_alloc_node+0x1c7/0x1e0 [ 375.744302] DMA32: [ 375.746534] kmem_cache_alloc_node+0xe3/0x730 [ 375.751007] 5*4kB [ 375.753241] ? ipv6_get_ifaddr+0x42e/0x620 [ 375.757708] (M) [ 375.759856] __alloc_skb+0x119/0x770 [ 375.764063] 1*8kB [ 375.766033] ? skb_scrub_packet+0x490/0x490 [ 375.769745] (M) 3*16kB [ 375.771905] ? lock_downgrade+0x900/0x900 [ 375.776207] (M) [ 375.778791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.782911] 4*32kB [ 375.784883] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.790570] (UM) [ 375.792808] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.798497] 5*64kB [ 375.800554] ? addrconf_rs_timer+0x690/0x690 [ 375.805977] (M) [ 375.808217] ndisc_alloc_skb+0x144/0x340 [ 375.812599] 5*128kB [ 375.814574] ndisc_send_rs+0x331/0x6e0 [ 375.818611] (UM) [ 375.820932] addrconf_rs_timer+0x314/0x690 [ 375.824796] 2*256kB [ 375.826856] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.831073] (M) [ 375.833410] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.838929] 4*512kB [ 375.840907] call_timer_fn+0x272/0x920 [ 375.845117] (UM) [ 375.847442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.851300] 3*1024kB (UM) [ 375.853383] ? process_timeout+0x40/0x40 [ 375.857595] 3*2048kB [ 375.860444] ? trace_hardirqs_off+0xb8/0x310 [ 375.865008] (M) [ 375.867418] ? kasan_check_read+0x11/0x20 [ 375.871802] 3*4096kB [ 375.873776] ? do_raw_spin_unlock+0xa7/0x2f0 [ 375.877898] (M) [ 375.880309] ? trace_hardirqs_on+0x310/0x310 [ 375.884698] = 25228kB [ 375.886670] ? __run_timers+0x7da/0xc70 [ 375.891056] Node 0 [ 375.893461] ? lock_downgrade+0x900/0x900 [ 375.897403] Normal: 1316*4kB [ 375.899648] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.903770] (ME) [ 375.906868] ? trace_hardirqs_on+0xbd/0x310 [ 375.911945] 462*8kB [ 375.914000] ? kasan_check_read+0x11/0x20 [ 375.918295] (UMEH) [ 375.920615] ? __run_timers+0x7da/0xc70 [ 375.924737] 167*16kB [ 375.926967] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.930919] (UMEH) [ 375.933323] ? kasan_check_write+0x14/0x20 [ 375.939010] 42*32kB [ 375.941252] ? do_raw_spin_lock+0xc1/0x200 [ 375.945467] (UMEH) [ 375.947790] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.951997] 4*64kB [ 375.954227] __run_timers+0x7e5/0xc70 [ 375.958462] (UH) [ 375.960704] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 375.964476] 1*128kB [ 375.966532] ? lock_acquire+0x1ed/0x520 [ 375.971865] (U) 0*256kB [ 375.974194] ? __hrtimer_run_queues+0x488/0x10d0 [ 375.978145] 1*512kB [ 375.980809] ? lock_release+0x970/0x970 [ 375.985542] (U) [ 375.987860] ? trace_hardirqs_off+0xb8/0x310 [ 375.991808] 0*1024kB [ 375.993781] ? do_raw_spin_unlock+0xa7/0x2f0 [ 375.998162] 0*2048kB [ 376.000566] ? kasan_check_write+0x14/0x20 [ 376.004957] 0*4096kB [ 376.007364] ? pvclock_read_flags+0x160/0x160 [ 376.011576] = 13872kB [ 376.013979] ? lock_downgrade+0x900/0x900 [ 376.018459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 376.020865] ? trace_hardirqs_on+0xbd/0x310 [ 376.025001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 376.033827] ? kvm_sched_clock_read+0x9/0x20 [ 376.038126] 4244 total pagecache pages [ 376.046872] ? irq_exit+0x17f/0x1c0 [ 376.051256] 0 pages in swap cache [ 376.055142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.058746] Swap cache stats: add 0, delete 0, find 0/0 [ 376.062194] ? check_preemption_disabled+0x48/0x200 [ 376.067707] Free swap = 0kB [ 376.073063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.078057] Total swap = 0kB [ 376.081430] run_timer_softirq+0x52/0xb0 [ 376.086946] 1965979 pages RAM [ 376.089959] ? __this_cpu_preempt_check+0x1c/0x1f [ 376.094000] 0 pages HighMem/MovableOnly [ 376.097106] __do_softirq+0x30b/0xad8 [ 376.101932] 342307 pages reserved [ 376.105905] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 376.109694] 0 pages cma reserved [ 376.113139] ? pvclock_read_flags+0x160/0x160 [ 376.118305] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 376.121888] ? lapic_next_event+0x5a/0x90 [ 376.126439] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 376.132871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.136992] ksoftirqd/1 cpuset= [ 376.147299] ? clockevents_program_event+0x140/0x370 [ 376.152808] / [ 376.156084] ? kvm_clock_read+0x18/0x30 [ 376.161166] mems_allowed=0 [ 376.162881] ? kvm_sched_clock_read+0x9/0x20 [ 376.174147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.179686] ? check_preemption_disabled+0x48/0x200 [ 376.184714] irq_exit+0x17f/0x1c0 [ 376.188174] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.193016] ? smp_call_function_single_interrupt+0x159/0x650 [ 376.198900] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.204794] ? interrupt_entry+0xb5/0xf0 [ 376.209385] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.215186] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.220205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.225047] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.230064] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.235081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.240791] ? check_preemption_disabled+0x48/0x200 [ 376.246851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.252408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.257256] apic_timer_interrupt+0xf/0x20 [ 376.261488] [ 376.263733] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 376.268664] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 376.287564] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 376.295276] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 376.302544] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 376.309808] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 376.317074] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 376.324338] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 376.331710] ? trace_hardirqs_on+0xb4/0x310 [ 376.336038] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.341579] skb_clone+0x1bb/0x500 [ 376.345120] ? finish_task_switch+0x2f5/0x900 [ 376.349612] ? skb_split+0x11e0/0x11e0 [ 376.353499] ? preempt_notifier_register+0x200/0x200 [ 376.358603] ? __switch_to_asm+0x34/0x70 [ 376.362676] ? __switch_to_asm+0x34/0x70 [ 376.366735] ? __switch_to_asm+0x40/0x70 [ 376.370790] ? __switch_to_asm+0x34/0x70 [ 376.374844] ? __switch_to_asm+0x40/0x70 [ 376.378901] ? __switch_to_asm+0x34/0x70 [ 376.382956] ? __switch_to_asm+0x40/0x70 [ 376.387014] ? __switch_to_asm+0x34/0x70 [ 376.391075] ? __switch_to_asm+0x34/0x70 [ 376.395130] ? __switch_to_asm+0x40/0x70 [ 376.399806] ? __switch_to_asm+0x34/0x70 [ 376.404133] bpf_clone_redirect+0xb9/0x490 [ 376.408383] ? __schedule+0x874/0x1ed0 [ 376.412284] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 376.417304] ? __sched_text_start+0x8/0x8 [ 376.421457] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 376.426399] ? retint_kernel+0x2d/0x2d [ 376.430397] ? lock_acquire+0x1ed/0x520 [ 376.434384] ? bpf_test_run+0x32e/0x5a0 [ 376.438365] ? lock_release+0x970/0x970 [ 376.442356] ? preempt_schedule+0x4d/0x60 [ 376.446515] ? preempt_schedule_common+0x1f/0xd0 [ 376.451268] ? preempt_schedule+0x4d/0x60 [ 376.455420] ? ___preempt_schedule+0x16/0x18 [ 376.459833] ? bpf_test_run+0x1c0/0x5a0 [ 376.463812] ? netlink_diag_dump+0x2a0/0x2a0 [ 376.468222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.473753] ? bpf_test_init.isra.9+0x70/0x100 [ 376.478340] ? bpf_prog_test_run_skb+0x634/0xb40 [ 376.483099] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 376.487939] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 376.493472] ? fput+0x130/0x1a0 [ 376.496749] ? __bpf_prog_get+0x9b/0x290 [ 376.500809] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 376.505650] ? bpf_prog_test_run+0x130/0x1a0 [ 376.510058] ? __x64_sys_bpf+0x3d8/0x510 [ 376.514119] ? bpf_prog_get+0x20/0x20 [ 376.517930] ? do_syscall_64+0x1b9/0x820 [ 376.521992] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 376.527353] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.532289] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.537303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 376.542319] ? recalc_sigpending_tsk+0x180/0x180 [ 376.547076] ? kasan_check_write+0x14/0x20 [ 376.551315] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.556164] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 376.561539] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 376.561593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 376.568391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.568396] Call Trace: [ 376.568419] dump_stack+0x1c4/0x2b4 [ 376.568437] ? dump_stack_print_info.cold.2+0x52/0x52 [ 376.575472] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 376.584787] warn_alloc.cold.119+0xb7/0x1bd [ 376.587346] syz-executor0 cpuset= [ 376.590968] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 376.596133] syz0 [ 376.606615] ? lock_downgrade+0x900/0x900 [ 376.610950] mems_allowed=0 [ 376.614424] ? trace_hardirqs_off+0xb8/0x310 [ 376.632649] ? trace_hardirqs_off+0xb8/0x310 [ 376.637062] __alloc_pages_slowpath+0x2667/0x2d80 [ 376.641930] ? warn_alloc+0x120/0x120 [ 376.645737] ? warn_alloc+0x120/0x120 [ 376.649542] ? warn_alloc+0x120/0x120 [ 376.653353] ? mark_held_locks+0x130/0x130 [ 376.658123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.664786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.670845] ? should_fail+0x22d/0xd01 [ 376.674736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.679836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.685382] ? should_fail+0x22d/0xd01 [ 376.689272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.694380] ? should_fail+0x22d/0xd01 [ 376.698275] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.703387] ? mark_held_locks+0x130/0x130 [ 376.707626] ? mark_held_locks+0x130/0x130 [ 376.711891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.717444] ? trace_hardirqs_off+0xb8/0x310 [ 376.721853] ? kasan_check_read+0x11/0x20 [ 376.726003] ? do_raw_spin_unlock+0xa7/0x2f0 [ 376.730415] ? trace_hardirqs_on+0x310/0x310 [ 376.734824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.740360] ? wq_watchdog_touch+0x9c/0xfe [ 376.744602] ? io_serial_in+0x11/0x90 [ 376.748406] ? retint_kernel+0x2d/0x2d [ 376.752295] ? trace_hardirqs_on_caller+0xc0/0x310 [ 376.757233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 376.761995] ? trace_hardirqs_off+0x310/0x310 [ 376.766486] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 376.771772] __alloc_pages_nodemask+0xa80/0xde0 [ 376.776439] ? should_fail+0x22d/0xd01 [ 376.780329] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 376.785363] ? ____cache_alloc_node+0x1c7/0x1e0 [ 376.790042] ? lock_downgrade+0x900/0x900 [ 376.794200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.800235] cache_grow_begin+0x91/0x8c0 [ 376.804302] ? do_raw_spin_unlock+0xa7/0x2f0 [ 376.808715] fallback_alloc+0x203/0x2e0 [ 376.812700] ____cache_alloc_node+0x1c7/0x1e0 [ 376.817244] kmem_cache_alloc_node+0xe3/0x730 [ 376.821741] ? ipv6_get_ifaddr+0x42e/0x620 [ 376.825980] __alloc_skb+0x119/0x770 [ 376.829694] ? skb_scrub_packet+0x490/0x490 [ 376.834017] ? lock_downgrade+0x900/0x900 [ 376.838169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.843709] ? refcount_sub_and_test_checked+0x203/0x310 [ 376.849161] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 376.854615] ? addrconf_rs_timer+0x690/0x690 [ 376.859035] ndisc_alloc_skb+0x144/0x340 [ 376.863099] ndisc_send_rs+0x331/0x6e0 [ 376.866989] addrconf_rs_timer+0x314/0x690 [ 376.871220] ? lock_release+0x970/0x970 [ 376.875383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.879631] call_timer_fn+0x272/0x920 [ 376.883517] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.887755] ? process_timeout+0x40/0x40 [ 376.891818] ? kasan_check_read+0x11/0x20 [ 376.895965] ? do_raw_spin_unlock+0xa7/0x2f0 [ 376.900383] ? trace_hardirqs_on+0x310/0x310 [ 376.904794] ? __run_timers+0x7da/0xc70 [ 376.908766] ? lock_downgrade+0x900/0x900 [ 376.912931] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 376.918046] ? trace_hardirqs_on+0xbd/0x310 [ 376.922362] ? kasan_check_read+0x11/0x20 [ 376.926522] ? __run_timers+0x7da/0xc70 [ 376.930497] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 376.935950] ? kasan_check_write+0x14/0x20 [ 376.940187] ? do_raw_spin_lock+0xc1/0x200 [ 376.944428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 376.948661] __run_timers+0x7e5/0xc70 [ 376.952471] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 376.957839] ? lock_downgrade+0x900/0x900 [ 376.961987] ? finish_task_switch+0x1b5/0x900 [ 376.966509] ? trace_hardirqs_on+0xbd/0x310 [ 376.970921] ? kasan_check_read+0x11/0x20 [ 376.975074] ? finish_task_switch+0x1f5/0x900 [ 376.979574] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 376.985029] ? compat_start_thread+0x80/0x80 [ 376.989438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.994990] ? pvclock_read_flags+0x160/0x160 [ 376.999494] ? __switch_to_asm+0x34/0x70 [ 377.003555] ? __switch_to_asm+0x34/0x70 [ 377.007611] ? __switch_to_asm+0x40/0x70 [ 377.011670] ? __switch_to_asm+0x40/0x70 [ 377.015730] ? __switch_to_asm+0x34/0x70 [ 377.019789] ? __switch_to_asm+0x40/0x70 [ 377.023856] ? trace_hardirqs_on+0xbd/0x310 [ 377.028176] ? kvm_sched_clock_read+0x9/0x20 [ 377.032588] ? run_ksoftirqd+0x94/0x100 [ 377.036566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.042110] ? check_preemption_disabled+0x48/0x200 [ 377.047126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.052668] run_timer_softirq+0x52/0xb0 [ 377.056734] ? __this_cpu_preempt_check+0x1c/0x1f [ 377.061749] __do_softirq+0x30b/0xad8 [ 377.066260] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 377.072633] ? trace_hardirqs_off+0xb8/0x310 [ 377.077050] ? schedule+0x108/0x460 [ 377.080681] ? run_ksoftirqd+0x40/0x100 [ 377.084655] ? trace_hardirqs_off+0xb8/0x310 [ 377.089061] ? smpboot_thread_fn+0x68b/0xa00 [ 377.093557] ? trace_hardirqs_on+0x310/0x310 [ 377.097964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.103503] ? check_preemption_disabled+0x48/0x200 [ 377.108524] ? takeover_tasklets+0xa90/0xa90 [ 377.112940] run_ksoftirqd+0x94/0x100 [ 377.116742] smpboot_thread_fn+0x68b/0xa00 [ 377.121157] ? sort_range+0x30/0x30 [ 377.124781] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 377.129883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.135429] ? __kthread_parkme+0xfb/0x1a0 [ 377.139668] kthread+0x35a/0x420 [ 377.143205] ? sort_range+0x30/0x30 [ 377.147001] ? kthread_bind+0x40/0x40 [ 377.150802] ret_from_fork+0x3a/0x50 [ 377.154524] warn_alloc_show_mem: 1 callbacks suppressed [ 377.154536] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 377.154538] Mem-Info: [ 377.154569] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 377.154569] active_file:14 inactive_file:15 isolated_file:0 [ 377.154569] unevictable:0 dirty:0 writeback:0 unstable:0 [ 377.154569] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 377.154569] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 377.154569] free:13750 free_pcp:487 free_cma:0 [ 377.159918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.167199] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 377.169599] Call Trace: [ 377.202548] Node 0 [ 377.211894] [ 377.242187] 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 [ 377.245183] dump_stack+0x1c4/0x2b4 [ 377.247830] lowmem_reserve[]: [ 377.250330] ? dump_stack_print_info.cold.2+0x52/0x52 [ 377.277205] 0 [ 377.280837] warn_alloc.cold.119+0xb7/0x1bd [ 377.283910] 2819 [ 377.289097] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.290876] 6323 [ 377.295194] ? lock_downgrade+0x900/0x900 [ 377.297235] 6323 [ 377.302077] ? trace_hardirqs_off+0xb8/0x310 [ 377.308253] ? trace_hardirqs_off+0xb8/0x310 [ 377.310297] Node 0 [ 377.314705] __alloc_pages_slowpath+0x2667/0x2d80 [ 377.319110] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 377.321331] ? warn_alloc+0x120/0x120 [ 377.326135] lowmem_reserve[]: [ 377.352850] ? warn_alloc+0x120/0x120 [ 377.356634] 0 [ 377.359737] ? warn_alloc+0x120/0x120 [ 377.363509] 0 3503 [ 377.365320] ? mark_held_locks+0x130/0x130 [ 377.369098] 3503 [ 377.371333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.375736] Node 0 [ 377.377797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.383334] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 377.385545] ? should_fail+0x22d/0xd01 [ 377.391059] lowmem_reserve[]: [ 377.419443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.423313] 0 [ 377.426422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.431499] 0 [ 377.433299] ? should_fail+0x22d/0xd01 [ 377.438816] 0 [ 377.440617] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.444482] 0 [ 377.446280] ? should_fail+0x22d/0xd01 [ 377.453174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.457039] Node 0 DMA: [ 377.462139] ? mark_held_locks+0x130/0x130 [ 377.462156] ? mark_held_locks+0x130/0x130 [ 377.464827] 1*4kB [ 377.469061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.473271] (U) [ 377.475429] ? trace_hardirqs_off+0xb8/0x310 [ 377.480945] 0*8kB [ 377.482919] ? kasan_check_read+0x11/0x20 [ 377.482937] ? do_raw_spin_unlock+0xa7/0x2f0 [ 377.487330] 0*16kB [ 377.489475] ? trace_hardirqs_on+0x310/0x310 [ 377.493600] 1*32kB [ 377.498000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.500214] (U) [ 377.504615] ? wq_watchdog_touch+0x9c/0xfe [ 377.506829] 2*64kB [ 377.512364] ? io_serial_in+0x11/0x90 [ 377.514327] (U) [ 377.518578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.520793] 1*128kB [ 377.524586] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 377.526540] (U) [ 377.532074] __alloc_pages_nodemask+0xa80/0xde0 [ 377.534372] 1*256kB [ 377.539657] ? should_fail+0x22d/0xd01 [ 377.541611] (U) [ 377.546273] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 377.548573] 0*512kB [ 377.552463] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.554414] 1*1024kB [ 377.559428] ? lock_downgrade+0x900/0x900 [ 377.561731] (U) [ 377.566410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.568793] 1*2048kB [ 377.572933] cache_grow_begin+0x91/0x8c0 [ 377.574884] (M) [ 377.580429] ? do_raw_spin_unlock+0xa7/0x2f0 [ 377.582817] 3*4096kB [ 377.586873] fallback_alloc+0x203/0x2e0 [ 377.588828] (M) [ 377.593233] ____cache_alloc_node+0x1c7/0x1e0 [ 377.595622] = 15908kB [ 377.599591] kmem_cache_alloc_node+0xe3/0x730 [ 377.601543] Node 0 [ 377.606032] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.608419] DMA32: [ 377.612909] __alloc_skb+0x119/0x770 [ 377.615127] 5*4kB [ 377.619356] ? skb_scrub_packet+0x490/0x490 [ 377.621574] (M) [ 377.625283] ? lock_downgrade+0x900/0x900 [ 377.627408] 1*8kB (M) [ 377.631740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.633702] 3*16kB [ 377.637847] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.640321] (M) [ 377.645854] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.648069] 4*32kB [ 377.653517] ? addrconf_rs_timer+0x690/0x690 [ 377.655468] (UM) [ 377.660923] ndisc_alloc_skb+0x144/0x340 [ 377.663149] 5*64kB [ 377.667556] ndisc_send_rs+0x331/0x6e0 [ 377.669596] (M) [ 377.673652] addrconf_rs_timer+0x314/0x690 [ 377.675866] 5*128kB [ 377.679749] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.681700] (UM) [ 377.685930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.688231] 2*256kB [ 377.694190] call_timer_fn+0x272/0x920 [ 377.696228] (M) [ 377.700461] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.702764] 4*512kB [ 377.706648] ? process_timeout+0x40/0x40 [ 377.708593] (UM) 3*1024kB [ 377.712836] ? trace_hardirqs_off+0xb8/0x310 [ 377.715134] (UM) [ 377.719192] ? kasan_check_read+0x11/0x20 [ 377.722017] 3*2048kB [ 377.726431] ? do_raw_spin_unlock+0xa7/0x2f0 [ 377.728471] (M) [ 377.732960] ? trace_hardirqs_on+0x310/0x310 [ 377.735349] 3*4096kB [ 377.739754] ? __run_timers+0x7da/0xc70 [ 377.741706] (M) [ 377.746108] ? lock_downgrade+0x900/0x900 [ 377.748499] = 25228kB [ 377.752469] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 377.754421] Node 0 [ 377.758564] ? trace_hardirqs_on+0xbd/0x310 [ 377.761211] Normal: [ 377.766310] ? kasan_check_read+0x11/0x20 [ 377.768527] 1316*4kB [ 377.772860] ? __run_timers+0x7da/0xc70 [ 377.775160] (ME) [ 377.779304] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 377.781690] 462*8kB [ 377.785656] ? kasan_check_write+0x14/0x20 [ 377.787702] (UMEH) [ 377.793148] ? do_raw_spin_lock+0xc1/0x200 [ 377.795883] 167*16kB [ 377.800128] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.802341] (UMEH) [ 377.806573] __run_timers+0x7e5/0xc70 [ 377.808962] 42*32kB [ 377.813205] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 377.815404] (UMEH) 4*64kB (UH) [ 377.819212] ? lock_acquire+0x1ed/0x520 [ 377.821514] 1*128kB [ 377.826872] ? __hrtimer_run_queues+0x488/0x10d0 [ 377.830131] (U) [ 377.834101] ? lock_release+0x970/0x970 [ 377.836419] 0*256kB [ 377.841168] ? trace_hardirqs_off+0xb8/0x310 [ 377.843125] 1*512kB [ 377.847115] ? do_raw_spin_unlock+0xa7/0x2f0 [ 377.849418] (U) [ 377.853822] ? kasan_check_write+0x14/0x20 [ 377.856119] 0*1024kB 0*2048kB [ 377.860538] ? pvclock_read_flags+0x160/0x160 [ 377.862491] 0*4096kB [ 377.866716] ? lock_downgrade+0x900/0x900 [ 377.869885] = 13872kB [ 377.874382] ? trace_hardirqs_on+0xbd/0x310 [ 377.876777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.880923] ? kvm_sched_clock_read+0x9/0x20 [ 377.883316] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.887631] ? irq_exit+0x17f/0x1c0 [ 377.896444] 4244 total pagecache pages [ 377.900848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.909402] 0 pages in swap cache [ 377.913033] ? check_preemption_disabled+0x48/0x200 [ 377.916895] Swap cache stats: add 0, delete 0, find 0/0 [ 377.922434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.925866] Free swap = 0kB [ 377.930881] run_timer_softirq+0x52/0xb0 [ 377.936214] Total swap = 0kB [ 377.936224] 1965979 pages RAM [ 377.941758] ? __this_cpu_preempt_check+0x1c/0x1f [ 377.944761] 0 pages HighMem/MovableOnly [ 377.948820] __do_softirq+0x30b/0xad8 [ 377.951813] 342307 pages reserved [ 377.954939] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 377.959756] 0 pages cma reserved [ 377.964253] ? pvclock_read_flags+0x160/0x160 [ 377.968096] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.971480] ? lapic_next_event+0x5a/0x90 [ 377.976623] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.979932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.984415] ksoftirqd/1 cpuset= [ 377.990903] ? clockevents_program_event+0x140/0x370 [ 377.995026] / [ 378.005334] ? kvm_clock_read+0x18/0x30 [ 378.010850] mems_allowed=0 [ 378.014121] ? kvm_sched_clock_read+0x9/0x20 [ 378.033952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.039840] ? check_preemption_disabled+0x48/0x200 [ 378.044866] irq_exit+0x17f/0x1c0 [ 378.048325] smp_apic_timer_interrupt+0x1cb/0x760 [ 378.053164] ? smp_call_function_single_interrupt+0x159/0x650 [ 378.059048] ? smp_call_function_single_interrupt+0x650/0x650 [ 378.064930] ? interrupt_entry+0xb5/0xf0 [ 378.068993] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.074011] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.079033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.083877] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.088906] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.093926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.099466] ? check_preemption_disabled+0x48/0x200 [ 378.104484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.110203] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.115050] apic_timer_interrupt+0xf/0x20 [ 378.119284] [ 378.121524] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 378.126451] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 378.145522] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 378.153227] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 378.160494] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 378.167758] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 378.175023] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 378.182287] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 378.189750] ? trace_hardirqs_on+0xb4/0x310 [ 378.194077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.199624] skb_clone+0x1bb/0x500 [ 378.203163] ? finish_task_switch+0x2f5/0x900 [ 378.207655] ? skb_split+0x11e0/0x11e0 [ 378.211543] ? preempt_notifier_register+0x200/0x200 [ 378.216644] ? __switch_to_asm+0x34/0x70 [ 378.220704] ? __switch_to_asm+0x34/0x70 [ 378.224764] ? __switch_to_asm+0x40/0x70 [ 378.228819] ? __switch_to_asm+0x34/0x70 [ 378.232877] ? __switch_to_asm+0x40/0x70 [ 378.236934] ? __switch_to_asm+0x34/0x70 [ 378.240990] ? __switch_to_asm+0x40/0x70 [ 378.245048] ? __switch_to_asm+0x34/0x70 [ 378.249112] ? __switch_to_asm+0x34/0x70 [ 378.253167] ? __switch_to_asm+0x40/0x70 [ 378.257224] ? __switch_to_asm+0x34/0x70 [ 378.261303] bpf_clone_redirect+0xb9/0x490 [ 378.265543] ? __schedule+0x874/0x1ed0 [ 378.269442] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 378.274458] ? __sched_text_start+0x8/0x8 [ 378.278781] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 378.283543] ? retint_kernel+0x2d/0x2d [ 378.287457] ? lock_acquire+0x1ed/0x520 [ 378.291436] ? bpf_test_run+0x32e/0x5a0 [ 378.295424] ? lock_release+0x970/0x970 [ 378.299413] ? preempt_schedule+0x4d/0x60 [ 378.303562] ? preempt_schedule_common+0x1f/0xd0 [ 378.308321] ? preempt_schedule+0x4d/0x60 [ 378.312467] ? ___preempt_schedule+0x16/0x18 [ 378.316880] ? bpf_test_run+0x1c0/0x5a0 [ 378.320863] ? netlink_diag_dump+0x2a0/0x2a0 [ 378.325272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.330809] ? bpf_test_init.isra.9+0x70/0x100 [ 378.335423] ? bpf_prog_test_run_skb+0x634/0xb40 [ 378.340180] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 378.345025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 378.350564] ? fput+0x130/0x1a0 [ 378.353846] ? __bpf_prog_get+0x9b/0x290 [ 378.357911] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 378.362751] ? bpf_prog_test_run+0x130/0x1a0 [ 378.367158] ? __x64_sys_bpf+0x3d8/0x510 [ 378.371217] ? bpf_prog_get+0x20/0x20 [ 378.375030] ? do_syscall_64+0x1b9/0x820 [ 378.379090] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 378.384458] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.389407] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.394444] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.399459] ? recalc_sigpending_tsk+0x180/0x180 [ 378.404211] ? kasan_check_write+0x14/0x20 [ 378.408452] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.413310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.418685] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 378.418740] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 378.425529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.425538] Call Trace: [ 378.432085] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.441489] dump_stack+0x1c4/0x2b4 [ 378.444224] syz-executor0 cpuset= [ 378.455666] ? dump_stack_print_info.cold.2+0x52/0x52 [ 378.459265] syz0 [ 378.462719] warn_alloc.cold.119+0xb7/0x1bd [ 378.467885] mems_allowed=0 [ 378.469861] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.481924] ? lock_downgrade+0x900/0x900 [ 378.486618] ? trace_hardirqs_off+0xb8/0x310 [ 378.491033] ? trace_hardirqs_off+0xb8/0x310 [ 378.495445] __alloc_pages_slowpath+0x2667/0x2d80 [ 378.500306] ? warn_alloc+0x120/0x120 [ 378.504109] ? warn_alloc+0x120/0x120 [ 378.507926] ? warn_alloc+0x120/0x120 [ 378.511740] ? mark_held_locks+0x130/0x130 [ 378.515980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.521522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.527057] ? should_fail+0x22d/0xd01 [ 378.530950] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.536049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.541583] ? should_fail+0x22d/0xd01 [ 378.545474] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.550577] ? should_fail+0x22d/0xd01 [ 378.554472] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.559580] ? mark_held_locks+0x130/0x130 [ 378.563830] ? mark_held_locks+0x130/0x130 [ 378.568067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.573615] ? trace_hardirqs_off+0xb8/0x310 [ 378.578019] ? kasan_check_read+0x11/0x20 [ 378.582170] ? do_raw_spin_unlock+0xa7/0x2f0 [ 378.586575] ? trace_hardirqs_on+0x310/0x310 [ 378.590980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.596514] ? wq_watchdog_touch+0x9c/0xfe [ 378.600747] ? io_serial_in+0x11/0x90 [ 378.604551] ? retint_kernel+0x2d/0x2d [ 378.608438] ? trace_hardirqs_on_caller+0xc0/0x310 [ 378.613368] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 378.618136] ? trace_hardirqs_off+0x310/0x310 [ 378.622628] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.627919] __alloc_pages_nodemask+0xa80/0xde0 [ 378.633285] ? should_fail+0x22d/0xd01 [ 378.637177] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 378.642214] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.646884] ? lock_downgrade+0x900/0x900 [ 378.651659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.657197] cache_grow_begin+0x91/0x8c0 [ 378.661257] ? do_raw_spin_unlock+0xa7/0x2f0 [ 378.665673] fallback_alloc+0x203/0x2e0 [ 378.669652] ____cache_alloc_node+0x1c7/0x1e0 [ 378.674152] kmem_cache_alloc_node+0xe3/0x730 [ 378.678820] ? ipv6_get_ifaddr+0x42e/0x620 [ 378.684106] __alloc_skb+0x119/0x770 [ 378.688169] ? skb_scrub_packet+0x490/0x490 [ 378.692487] ? lock_downgrade+0x900/0x900 [ 378.696637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.702172] ? refcount_sub_and_test_checked+0x203/0x310 [ 378.707624] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 378.713078] ? addrconf_rs_timer+0x690/0x690 [ 378.717495] ndisc_alloc_skb+0x144/0x340 [ 378.721564] ndisc_send_rs+0x331/0x6e0 [ 378.725459] addrconf_rs_timer+0x314/0x690 [ 378.729691] ? lock_release+0x970/0x970 [ 378.733672] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.737919] call_timer_fn+0x272/0x920 [ 378.741810] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.746049] ? process_timeout+0x40/0x40 [ 378.750104] ? kasan_check_read+0x11/0x20 [ 378.754252] ? do_raw_spin_unlock+0xa7/0x2f0 [ 378.758663] ? trace_hardirqs_on+0x310/0x310 [ 378.763077] ? __run_timers+0x7da/0xc70 [ 378.767067] ? lock_downgrade+0x900/0x900 [ 378.771220] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.776323] ? trace_hardirqs_on+0xbd/0x310 [ 378.780638] ? kasan_check_read+0x11/0x20 [ 378.784784] ? __run_timers+0x7da/0xc70 [ 378.788762] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 378.794210] ? kasan_check_write+0x14/0x20 [ 378.798445] ? do_raw_spin_lock+0xc1/0x200 [ 378.803011] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.807249] __run_timers+0x7e5/0xc70 [ 378.811245] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 378.816606] ? lock_downgrade+0x900/0x900 [ 378.820763] ? finish_task_switch+0x1b5/0x900 [ 378.826476] ? trace_hardirqs_on+0xbd/0x310 [ 378.830795] ? kasan_check_read+0x11/0x20 [ 378.834943] ? finish_task_switch+0x1f5/0x900 [ 378.839452] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 378.844907] ? compat_start_thread+0x80/0x80 [ 378.849323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.854877] ? pvclock_read_flags+0x160/0x160 [ 378.859551] ? __switch_to_asm+0x34/0x70 [ 378.863611] ? __switch_to_asm+0x34/0x70 [ 378.867668] ? __switch_to_asm+0x40/0x70 [ 378.872104] ? __switch_to_asm+0x40/0x70 [ 378.876166] ? __switch_to_asm+0x34/0x70 [ 378.880227] ? __switch_to_asm+0x40/0x70 [ 378.884296] ? trace_hardirqs_on+0xbd/0x310 [ 378.888615] ? kvm_sched_clock_read+0x9/0x20 [ 378.893024] ? run_ksoftirqd+0x94/0x100 [ 378.897784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.903496] ? check_preemption_disabled+0x48/0x200 [ 378.908510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.914053] run_timer_softirq+0x52/0xb0 [ 378.918121] ? __this_cpu_preempt_check+0x1c/0x1f [ 378.923051] __do_softirq+0x30b/0xad8 [ 378.926859] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 378.931963] ? trace_hardirqs_off+0xb8/0x310 [ 378.936385] ? schedule+0x108/0x460 [ 378.940030] ? run_ksoftirqd+0x40/0x100 [ 378.944006] ? trace_hardirqs_off+0xb8/0x310 [ 378.948415] ? smpboot_thread_fn+0x68b/0xa00 [ 378.952825] ? trace_hardirqs_on+0x310/0x310 [ 378.957240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.962780] ? check_preemption_disabled+0x48/0x200 [ 378.967801] ? takeover_tasklets+0xa90/0xa90 [ 378.972213] run_ksoftirqd+0x94/0x100 [ 378.976015] smpboot_thread_fn+0x68b/0xa00 [ 378.980253] ? sort_range+0x30/0x30 [ 378.983881] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.989009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.994549] ? __kthread_parkme+0xfb/0x1a0 [ 378.998786] kthread+0x35a/0x420 [ 379.002148] ? sort_range+0x30/0x30 [ 379.005772] ? kthread_bind+0x40/0x40 [ 379.009658] ret_from_fork+0x3a/0x50 [ 379.013389] warn_alloc_show_mem: 1 callbacks suppressed [ 379.013408] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 379.013410] Mem-Info: [ 379.013440] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 379.013440] active_file:14 inactive_file:15 isolated_file:0 [ 379.013440] unevictable:0 dirty:0 writeback:0 unstable:0 [ 379.013440] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 379.013440] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 379.013440] free:13750 free_pcp:487 free_cma:0 [ 379.018788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.026069] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 379.028472] Call Trace: [ 379.061427] Node 0 [ 379.070775] [ 379.099001] 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 [ 379.101569] dump_stack+0x1c4/0x2b4 [ 379.103773] lowmem_reserve[]: [ 379.105943] ? dump_stack_print_info.cold.2+0x52/0x52 [ 379.131425] 0 [ 379.135059] warn_alloc.cold.119+0xb7/0x1bd [ 379.138134] 2819 [ 379.143319] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.145099] 6323 [ 379.149421] ? lock_downgrade+0x900/0x900 [ 379.151465] 6323 [ 379.156301] ? trace_hardirqs_off+0xb8/0x310 [ 379.162481] ? trace_hardirqs_off+0xb8/0x310 [ 379.164528] Node 0 [ 379.168933] __alloc_pages_slowpath+0x2667/0x2d80 [ 379.173355] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 379.175751] ? warn_alloc+0x120/0x120 [ 379.180554] lowmem_reserve[]: [ 379.207277] ? trace_hardirqs_on+0x310/0x310 [ 379.211056] 0 [ 379.214157] ? warn_alloc+0x120/0x120 [ 379.218539] 0 [ 379.220339] ? warn_alloc+0x120/0x120 [ 379.224128] 3503 [ 379.225945] ? ktime_get+0x2e1/0x440 [ 379.229722] 3503 [ 379.231788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.237888] ? check_preemption_disabled+0x48/0x200 [ 379.243411] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 379.248448] ? kasan_check_read+0x11/0x20 [ 379.248466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.277419] lowmem_reserve[]: [ 379.281564] ? should_fail+0x22d/0xd01 [ 379.287075] 0 [ 379.290177] ? rcu_bh_qs+0xc0/0xc0 [ 379.294041] 0 [ 379.295840] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.299358] 0 [ 379.301169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.306246] 0 [ 379.308048] ? should_fail+0x22d/0xd01 [ 379.315357] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.319219] Node 0 [ 379.324309] ? should_fail+0x22d/0xd01 [ 379.324312] DMA: 1*4kB [ 379.326555] ? rcu_idle_enter+0x4b0/0x4b0 [ 379.330416] (U) [ 379.333000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.337122] 0*8kB [ 379.339098] ? mark_held_locks+0x130/0x130 [ 379.344178] 0*16kB [ 379.346326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.350540] 1*32kB [ 379.352770] ? mark_held_locks+0x130/0x130 [ 379.358285] (U) [ 379.360527] ? rcu_irq_exit+0xce/0x100 [ 379.364739] 2*64kB [ 379.366710] ? irq_exit+0xbd/0x1c0 [ 379.370575] (U) [ 379.372805] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.372823] ? do_raw_spin_unlock+0xa7/0x2f0 [ 379.376344] 1*128kB [ 379.378317] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.383309] (U) [ 379.387711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.390014] 1*256kB [ 379.395894] ? ret_from_intr+0xb/0x1e [ 379.397853] (U) [ 379.403393] ? retint_kernel+0x2d/0x2d [ 379.405693] 0*512kB 1*1024kB [ 379.409503] ? trace_hardirqs_on_caller+0xc0/0x310 [ 379.411458] (U) [ 379.415342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 379.418418] 1*2048kB (M) [ 379.423354] ? trace_hardirqs_off+0x310/0x310 [ 379.425310] 3*4096kB [ 379.430060] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 379.432804] (M) [ 379.437297] __alloc_pages_nodemask+0xa80/0xde0 [ 379.439679] = 15908kB [ 379.444781] ? should_fail+0x22d/0xd01 [ 379.446732] Node 0 [ 379.451409] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 379.453795] DMA32: [ 379.457686] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.459891] 5*4kB [ 379.464901] ? lock_downgrade+0x900/0x900 [ 379.467115] (M) [ 379.471778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.473908] 1*8kB [ 379.478044] cache_grow_begin+0x91/0x8c0 [ 379.479999] (M) [ 379.485534] ? do_raw_spin_unlock+0xa7/0x2f0 [ 379.487660] 3*16kB [ 379.491716] fallback_alloc+0x203/0x2e0 [ 379.493671] (M) [ 379.498077] ____cache_alloc_node+0x1c7/0x1e0 [ 379.500290] 4*32kB [ 379.504261] kmem_cache_alloc_node+0xe3/0x730 [ 379.506215] (UM) [ 379.510710] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.512928] 5*64kB [ 379.517426] __alloc_skb+0x119/0x770 [ 379.519462] (M) [ 379.523687] ? skb_scrub_packet+0x490/0x490 [ 379.525909] 5*128kB [ 379.529612] ? lock_downgrade+0x900/0x900 [ 379.531567] (UM) [ 379.535887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.538194] 2*256kB [ 379.542337] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.544386] (M) [ 379.549928] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.549945] ? addrconf_rs_timer+0x690/0x690 [ 379.552250] 4*512kB [ 379.557699] ndisc_alloc_skb+0x144/0x340 [ 379.559646] (UM) [ 379.565093] ndisc_send_rs+0x331/0x6e0 [ 379.569476] 3*1024kB [ 379.571796] addrconf_rs_timer+0x314/0x690 [ 379.575831] (UM) [ 379.577892] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 379.581758] 3*2048kB [ 379.584162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.588404] (M) 3*4096kB (M) [ 379.590486] call_timer_fn+0x272/0x920 [ 379.595992] = 25228kB [ 379.598418] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.602622] Node 0 [ 379.605726] ? process_timeout+0x40/0x40 [ 379.609588] Normal: [ 379.611994] ? trace_hardirqs_off+0xb8/0x310 [ 379.616204] 1316*4kB [ 379.618438] ? kasan_check_read+0x11/0x20 [ 379.622479] (ME) [ 379.624800] ? do_raw_spin_unlock+0xa7/0x2f0 [ 379.629186] 462*8kB [ 379.631593] ? trace_hardirqs_on+0x310/0x310 [ 379.635717] (UMEH) [ 379.637775] ? __run_timers+0x7da/0xc70 [ 379.642160] 167*16kB [ 379.644478] ? lock_downgrade+0x900/0x900 [ 379.648951] (UMEH) [ 379.651185] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 379.655137] 42*32kB [ 379.657542] ? trace_hardirqs_on+0xbd/0x310 [ 379.661668] (UMEH) [ 379.663899] ? kasan_check_read+0x11/0x20 [ 379.668978] 4*64kB (UH) [ 379.671306] ? __run_timers+0x7da/0xc70 [ 379.675606] 1*128kB [ 379.677838] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 379.681964] (U) [ 379.684633] ? kasan_check_write+0x14/0x20 [ 379.688586] 0*256kB [ 379.690908] ? do_raw_spin_lock+0xc1/0x200 [ 379.696542] 1*512kB (U) [ 379.698539] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.702748] 0*1024kB [ 379.705068] __run_timers+0x7e5/0xc70 [ 379.709282] 0*2048kB [ 379.711951] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 379.716155] 0*4096kB [ 379.718562] ? lock_acquire+0x1ed/0x520 [ 379.722338] = 13872kB [ 379.724744] ? __hrtimer_run_queues+0x488/0x10d0 [ 379.730090] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 379.732501] ? lock_release+0x970/0x970 [ 379.736462] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 379.738864] ? trace_hardirqs_off+0xb8/0x310 [ 379.743599] 4244 total pagecache pages [ 379.752434] ? do_raw_spin_unlock+0xa7/0x2f0 [ 379.756390] 0 pages in swap cache [ 379.764964] ? kasan_check_write+0x14/0x20 [ 379.769356] Swap cache stats: add 0, delete 0, find 0/0 [ 379.773244] ? pvclock_read_flags+0x160/0x160 [ 379.777628] Free swap = 0kB [ 379.781077] ? lock_downgrade+0x900/0x900 [ 379.785292] Total swap = 0kB [ 379.790657] ? trace_hardirqs_on+0xbd/0x310 [ 379.795128] 1965979 pages RAM [ 379.798143] ? kvm_sched_clock_read+0x9/0x20 [ 379.802260] 0 pages HighMem/MovableOnly [ 379.802269] 342307 pages reserved [ 379.805287] ? irq_exit+0x17f/0x1c0 [ 379.809583] 0 pages cma reserved [ 379.812685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.817120] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.821038] ? check_preemption_disabled+0x48/0x200 [ 379.824524] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.828095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.831440] ksoftirqd/1 cpuset= [ 379.836974] run_timer_softirq+0x52/0xb0 [ 379.843442] / [ 379.848460] ? __this_cpu_preempt_check+0x1c/0x1f [ 379.859436] mems_allowed=0 [ 379.881720] __do_softirq+0x30b/0xad8 [ 379.885530] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 379.890640] ? pvclock_read_flags+0x160/0x160 [ 379.895133] ? lapic_next_event+0x5a/0x90 [ 379.899282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.904819] ? clockevents_program_event+0x140/0x370 [ 379.909928] ? kvm_clock_read+0x18/0x30 [ 379.913904] ? kvm_sched_clock_read+0x9/0x20 [ 379.918312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.923849] ? check_preemption_disabled+0x48/0x200 [ 379.928880] irq_exit+0x17f/0x1c0 [ 379.932336] smp_apic_timer_interrupt+0x1cb/0x760 [ 379.937182] ? smp_call_function_single_interrupt+0x159/0x650 [ 379.943066] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.948947] ? interrupt_entry+0xb5/0xf0 [ 379.953011] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.958026] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.963044] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.967885] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.972901] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.977915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.983453] ? check_preemption_disabled+0x48/0x200 [ 379.988467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.994011] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.998860] apic_timer_interrupt+0xf/0x20 [ 380.003090] [ 380.005332] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 380.010258] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 380.029152] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 380.036858] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 380.044124] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 380.051399] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 380.058677] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 380.065942] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 380.073233] ? trace_hardirqs_on+0xb4/0x310 [ 380.077560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.083102] skb_clone+0x1bb/0x500 [ 380.086646] ? finish_task_switch+0x2f5/0x900 [ 380.091139] ? skb_split+0x11e0/0x11e0 [ 380.095033] ? preempt_notifier_register+0x200/0x200 [ 380.100157] ? __switch_to_asm+0x34/0x70 [ 380.104213] ? __switch_to_asm+0x34/0x70 [ 380.108267] ? __switch_to_asm+0x40/0x70 [ 380.112324] ? __switch_to_asm+0x34/0x70 [ 380.116387] ? __switch_to_asm+0x40/0x70 [ 380.120452] ? __switch_to_asm+0x34/0x70 [ 380.124508] ? __switch_to_asm+0x40/0x70 [ 380.128563] ? __switch_to_asm+0x34/0x70 [ 380.132621] ? __switch_to_asm+0x34/0x70 [ 380.136678] ? __switch_to_asm+0x40/0x70 [ 380.140737] ? __switch_to_asm+0x34/0x70 [ 380.144811] bpf_clone_redirect+0xb9/0x490 [ 380.149044] ? __schedule+0x874/0x1ed0 [ 380.152935] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 380.157952] ? __sched_text_start+0x8/0x8 [ 380.162099] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 380.166855] ? retint_kernel+0x2d/0x2d [ 380.170754] ? lock_acquire+0x1ed/0x520 [ 380.174725] ? bpf_test_run+0x32e/0x5a0 [ 380.178700] ? lock_release+0x970/0x970 [ 380.182670] ? preempt_schedule+0x4d/0x60 [ 380.186818] ? preempt_schedule_common+0x1f/0xd0 [ 380.191573] ? preempt_schedule+0x4d/0x60 [ 380.195719] ? ___preempt_schedule+0x16/0x18 [ 380.200129] ? bpf_test_run+0x1c0/0x5a0 [ 380.204113] ? netlink_diag_dump+0x2a0/0x2a0 [ 380.208521] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.214053] ? bpf_test_init.isra.9+0x70/0x100 [ 380.218654] ? bpf_prog_test_run_skb+0x634/0xb40 [ 380.223425] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 380.228269] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.233819] ? fput+0x130/0x1a0 [ 380.237097] ? __bpf_prog_get+0x9b/0x290 [ 380.241156] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 380.245994] ? bpf_prog_test_run+0x130/0x1a0 [ 380.250417] ? __x64_sys_bpf+0x3d8/0x510 [ 380.254483] ? bpf_prog_get+0x20/0x20 [ 380.258296] ? do_syscall_64+0x1b9/0x820 [ 380.262355] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 380.267728] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.272657] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.277671] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 380.282693] ? recalc_sigpending_tsk+0x180/0x180 [ 380.287448] ? kasan_check_write+0x14/0x20 [ 380.291687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.296534] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.301916] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 380.301964] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 380.308765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.308769] Call Trace: [ 380.308791] dump_stack+0x1c4/0x2b4 [ 380.308810] ? dump_stack_print_info.cold.2+0x52/0x52 [ 380.315326] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 380.324728] warn_alloc.cold.119+0xb7/0x1bd [ 380.327288] syz-executor0 cpuset= [ 380.330916] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.336078] syz0 [ 380.346562] ? lock_downgrade+0x900/0x900 [ 380.350861] mems_allowed=0 [ 380.354307] ? trace_hardirqs_off+0xb8/0x310 [ 380.372540] ? trace_hardirqs_off+0xb8/0x310 [ 380.376958] __alloc_pages_slowpath+0x2667/0x2d80 [ 380.381825] ? warn_alloc+0x120/0x120 [ 380.385629] ? warn_alloc+0x120/0x120 [ 380.389438] ? warn_alloc+0x120/0x120 [ 380.393242] ? mark_held_locks+0x130/0x130 [ 380.397484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.403025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.408567] ? should_fail+0x22d/0xd01 [ 380.412459] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.417558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.423095] ? should_fail+0x22d/0xd01 [ 380.426988] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.432087] ? should_fail+0x22d/0xd01 [ 380.435975] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.441086] ? mark_held_locks+0x130/0x130 [ 380.445323] ? mark_held_locks+0x130/0x130 [ 380.449561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.455102] ? mark_held_locks+0x130/0x130 [ 380.459337] ? trace_hardirqs_on+0x310/0x310 [ 380.463743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.469277] ? wq_watchdog_touch+0x9c/0xfe [ 380.473513] ? io_serial_in+0x11/0x90 [ 380.477314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.482855] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.487967] __alloc_pages_nodemask+0xa80/0xde0 [ 380.492642] ? should_fail+0x22d/0xd01 [ 380.496536] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 380.501571] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.506242] ? lock_downgrade+0x900/0x900 [ 380.510403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.515947] cache_grow_begin+0x91/0x8c0 [ 380.520010] ? do_raw_spin_unlock+0xa7/0x2f0 [ 380.524423] fallback_alloc+0x203/0x2e0 [ 380.528412] ____cache_alloc_node+0x1c7/0x1e0 [ 380.532924] kmem_cache_alloc_node+0xe3/0x730 [ 380.537425] ? ipv6_get_ifaddr+0x42e/0x620 [ 380.541668] __alloc_skb+0x119/0x770 [ 380.545392] ? skb_scrub_packet+0x490/0x490 [ 380.549726] ? lock_downgrade+0x900/0x900 [ 380.553879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.559424] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.564878] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.570332] ? addrconf_rs_timer+0x690/0x690 [ 380.574750] ndisc_alloc_skb+0x144/0x340 [ 380.578812] ndisc_send_rs+0x331/0x6e0 [ 380.582706] addrconf_rs_timer+0x314/0x690 [ 380.586943] ? lock_release+0x970/0x970 [ 380.590929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.595172] call_timer_fn+0x272/0x920 [ 380.599060] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.603303] ? process_timeout+0x40/0x40 [ 380.607361] ? kasan_check_read+0x11/0x20 [ 380.611518] ? do_raw_spin_unlock+0xa7/0x2f0 [ 380.615942] ? trace_hardirqs_on+0x310/0x310 [ 380.620354] ? __run_timers+0x7da/0xc70 [ 380.624335] ? lock_downgrade+0x900/0x900 [ 380.628490] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.633595] ? trace_hardirqs_on+0xbd/0x310 [ 380.637924] ? kasan_check_read+0x11/0x20 [ 380.642075] ? __run_timers+0x7da/0xc70 [ 380.646048] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.651506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.657047] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.661282] __run_timers+0x7e5/0xc70 [ 380.665093] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 380.670453] ? lock_downgrade+0x900/0x900 [ 380.674598] ? finish_task_switch+0x1b5/0x900 [ 380.679095] ? trace_hardirqs_on+0xbd/0x310 [ 380.683412] ? kasan_check_read+0x11/0x20 [ 380.687558] ? finish_task_switch+0x1f5/0x900 [ 380.692053] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.697504] ? compat_start_thread+0x80/0x80 [ 380.701924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.707490] ? pvclock_read_flags+0x160/0x160 [ 380.711984] ? __switch_to_asm+0x34/0x70 [ 380.716040] ? __switch_to_asm+0x34/0x70 [ 380.720095] ? __switch_to_asm+0x40/0x70 [ 380.724167] ? __switch_to_asm+0x40/0x70 [ 380.728240] ? __switch_to_asm+0x34/0x70 [ 380.732300] ? __switch_to_asm+0x40/0x70 [ 380.736363] ? trace_hardirqs_on+0xbd/0x310 [ 380.740689] ? kvm_sched_clock_read+0x9/0x20 [ 380.745099] ? run_ksoftirqd+0x94/0x100 [ 380.749087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.754631] ? check_preemption_disabled+0x48/0x200 [ 380.759644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.765184] run_timer_softirq+0x52/0xb0 [ 380.769245] ? __this_cpu_preempt_check+0x1c/0x1f [ 380.774086] __do_softirq+0x30b/0xad8 [ 380.777895] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 380.783003] ? trace_hardirqs_off+0xb8/0x310 [ 380.787419] ? schedule+0x108/0x460 [ 380.791052] ? run_ksoftirqd+0x40/0x100 [ 380.795025] ? trace_hardirqs_off+0xb8/0x310 [ 380.799940] ? smpboot_thread_fn+0x68b/0xa00 [ 380.804363] ? trace_hardirqs_on+0x310/0x310 [ 380.808780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.814321] ? check_preemption_disabled+0x48/0x200 [ 380.819341] ? takeover_tasklets+0xa90/0xa90 [ 380.823753] run_ksoftirqd+0x94/0x100 [ 380.827552] smpboot_thread_fn+0x68b/0xa00 [ 380.831790] ? sort_range+0x30/0x30 [ 380.835419] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 380.840524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.846059] ? __kthread_parkme+0xfb/0x1a0 [ 380.850299] kthread+0x35a/0x420 [ 380.853662] ? sort_range+0x30/0x30 [ 380.857284] ? kthread_bind+0x40/0x40 [ 380.861083] ret_from_fork+0x3a/0x50 [ 380.864805] warn_alloc_show_mem: 1 callbacks suppressed [ 380.864817] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 380.864819] Mem-Info: [ 380.864849] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 380.864849] active_file:14 inactive_file:15 isolated_file:0 [ 380.864849] unevictable:0 dirty:0 writeback:0 unstable:0 [ 380.864849] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 380.864849] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 380.864849] free:13750 free_pcp:487 free_cma:0 [ 380.870194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.877470] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 380.879867] Call Trace: [ 380.912818] Node 0 [ 380.922164] [ 380.949845] 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 [ 380.952436] dump_stack+0x1c4/0x2b4 [ 380.954637] lowmem_reserve[]: [ 380.956791] ? dump_stack_print_info.cold.2+0x52/0x52 [ 380.982267] 0 [ 380.985905] warn_alloc.cold.119+0xb7/0x1bd [ 380.988985] 2819 [ 380.994168] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.995947] 6323 [ 381.000263] ? lock_downgrade+0x900/0x900 [ 381.002299] 6323 [ 381.007146] ? trace_hardirqs_off+0xb8/0x310 [ 381.013340] ? trace_hardirqs_off+0xb8/0x310 [ 381.015391] Node 0 [ 381.019802] __alloc_pages_slowpath+0x2667/0x2d80 [ 381.024214] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 381.026443] ? warn_alloc+0x120/0x120 [ 381.031252] lowmem_reserve[]: [ 381.057966] ? warn_alloc+0x120/0x120 [ 381.061748] 0 [ 381.064857] ? warn_alloc+0x120/0x120 [ 381.068645] 0 [ 381.070446] ? mark_held_locks+0x130/0x130 [ 381.074220] 3503 [ 381.076022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.080231] 3503 [ 381.082294] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.089867] ? should_fail+0x22d/0xd01 [ 381.095387] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 381.099305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.099323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.128277] lowmem_reserve[]: [ 381.133387] ? should_fail+0x22d/0xd01 [ 381.138900] 0 [ 381.142002] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.145865] 0 [ 381.147668] ? should_fail+0x22d/0xd01 [ 381.152748] 0 [ 381.154547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.158413] 0 [ 381.160212] ? mark_held_locks+0x130/0x130 [ 381.167086] ? mark_held_locks+0x130/0x130 [ 381.171300] Node 0 [ 381.175528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.175531] DMA: 1*4kB [ 381.177771] ? trace_hardirqs_off+0xb8/0x310 [ 381.183281] (U) [ 381.185867] ? kasan_check_read+0x11/0x20 [ 381.190251] 0*8kB [ 381.192225] ? do_raw_spin_unlock+0xa7/0x2f0 [ 381.196350] 0*16kB [ 381.198496] ? trace_hardirqs_on+0x310/0x310 [ 381.202882] 1*32kB [ 381.205113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.209495] (U) [ 381.211729] ? wq_watchdog_touch+0x9c/0xfe [ 381.217243] 2*64kB [ 381.219215] ? io_serial_in+0x11/0x90 [ 381.223433] (U) [ 381.225669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.229443] 1*128kB [ 381.231424] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.236928] (U) [ 381.239250] __alloc_pages_nodemask+0xa80/0xde0 [ 381.244323] 1*256kB [ 381.246292] ? should_fail+0x22d/0xd01 [ 381.250947] (U) [ 381.253266] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 381.257130] 0*512kB [ 381.259112] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.264094] 1*1024kB [ 381.266419] ? lock_downgrade+0x900/0x900 [ 381.271058] (U) [ 381.273467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.277593] 1*2048kB [ 381.279565] cache_grow_begin+0x91/0x8c0 [ 381.285082] (M) [ 381.287494] ? do_raw_spin_unlock+0xa7/0x2f0 [ 381.291531] 3*4096kB [ 381.293503] fallback_alloc+0x203/0x2e0 [ 381.297885] (M) [ 381.300295] ____cache_alloc_node+0x1c7/0x1e0 [ 381.304249] = 15908kB [ 381.306219] kmem_cache_alloc_node+0xe3/0x730 [ 381.310689] Node 0 [ 381.313096] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.317563] DMA32: [ 381.319798] __alloc_skb+0x119/0x770 [ 381.324023] 5*4kB [ 381.326252] ? skb_scrub_packet+0x490/0x490 [ 381.329942] (M) [ 381.332087] ? lock_downgrade+0x900/0x900 [ 381.336387] 1*8kB (M) [ 381.338409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.342527] 3*16kB [ 381.345021] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.350529] (M) [ 381.352762] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.358189] 4*32kB [ 381.360160] ? addrconf_rs_timer+0x690/0x690 [ 381.365586] (UM) [ 381.367829] ndisc_alloc_skb+0x144/0x340 [ 381.372215] 5*64kB [ 381.374271] ndisc_send_rs+0x331/0x6e0 [ 381.378307] (M) [ 381.380545] addrconf_rs_timer+0x314/0x690 [ 381.384415] 5*128kB [ 381.386401] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 381.390615] (UM) [ 381.392955] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.398474] 2*256kB [ 381.400535] call_timer_fn+0x272/0x920 [ 381.404742] (M) [ 381.407071] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.410935] 4*512kB [ 381.412909] ? process_timeout+0x40/0x40 [ 381.417125] (UM) [ 381.419444] ? trace_hardirqs_off+0xb8/0x310 [ 381.423481] 3*1024kB [ 381.425537] ? kasan_check_read+0x11/0x20 [ 381.429927] (UM) [ 381.432361] ? do_raw_spin_unlock+0xa7/0x2f0 [ 381.436485] 3*2048kB [ 381.438547] ? trace_hardirqs_on+0x310/0x310 [ 381.442933] (M) [ 381.445348] ? __run_timers+0x7da/0xc70 [ 381.449747] 3*4096kB [ 381.451721] ? lock_downgrade+0x900/0x900 [ 381.455679] (M) [ 381.458102] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.462223] = 25228kB [ 381.464195] ? trace_hardirqs_on+0xbd/0x310 [ 381.469275] Node 0 [ 381.471681] ? kasan_check_read+0x11/0x20 [ 381.475990] Normal: [ 381.478221] ? __run_timers+0x7da/0xc70 [ 381.482351] 1316*4kB [ 381.484676] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.488628] (ME) [ 381.491029] ? kasan_check_write+0x14/0x20 [ 381.496457] 462*8kB [ 381.498515] ? do_raw_spin_lock+0xc1/0x200 [ 381.502727] (UMEH) [ 381.505050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.509258] 167*16kB [ 381.511488] __run_timers+0x7e5/0xc70 [ 381.515696] (UMEH) [ 381.518106] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 381.521878] 42*32kB [ 381.524108] ? lock_acquire+0x1ed/0x520 [ 381.529448] (UMEH) [ 381.531768] ? __hrtimer_run_queues+0x488/0x10d0 [ 381.535718] 4*64kB [ 381.537947] ? lock_release+0x970/0x970 [ 381.542677] (UH) [ 381.544909] ? trace_hardirqs_off+0xb8/0x310 [ 381.548866] 1*128kB [ 381.550922] ? do_raw_spin_unlock+0xa7/0x2f0 [ 381.550938] ? kasan_check_write+0x14/0x20 [ 381.555329] (U) [ 381.557653] ? pvclock_read_flags+0x160/0x160 [ 381.562040] 0*256kB [ 381.566267] ? lock_downgrade+0x900/0x900 [ 381.568217] 1*512kB [ 381.572703] ? trace_hardirqs_on+0xbd/0x310 [ 381.574998] (U) [ 381.579145] ? kvm_sched_clock_read+0x9/0x20 [ 381.581443] 0*1024kB [ 381.585757] ? irq_exit+0x17f/0x1c0 [ 381.587710] 0*2048kB [ 381.592113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.594503] 0*4096kB [ 381.598127] ? check_preemption_disabled+0x48/0x200 [ 381.600514] = 13872kB [ 381.606045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.608441] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 381.613472] run_timer_softirq+0x52/0xb0 [ 381.615867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 381.621401] ? __this_cpu_preempt_check+0x1c/0x1f [ 381.631960] 4244 total pagecache pages [ 381.636033] __do_softirq+0x30b/0xad8 [ 381.644582] 0 pages in swap cache [ 381.649430] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 381.653293] Swap cache stats: add 0, delete 0, find 0/0 [ 381.657083] ? pvclock_read_flags+0x160/0x160 [ 381.660518] Free swap = 0kB [ 381.665617] ? lapic_next_event+0x5a/0x90 [ 381.670957] Total swap = 0kB [ 381.675456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.678453] 1965979 pages RAM [ 381.682595] ? clockevents_program_event+0x140/0x370 [ 381.685591] 0 pages HighMem/MovableOnly [ 381.691142] ? kvm_clock_read+0x18/0x30 [ 381.694479] 342307 pages reserved [ 381.694489] 0 pages cma reserved [ 381.699591] ? kvm_sched_clock_read+0x9/0x20 [ 381.703597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.707513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.707529] ? check_preemption_disabled+0x48/0x200 [ 381.707551] irq_exit+0x17f/0x1c0 [ 381.711041] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.714364] smp_apic_timer_interrupt+0x1cb/0x760 [ 381.718775] ksoftirqd/1 cpuset= [ 381.725264] ? smp_call_function_single_interrupt+0x159/0x650 [ 381.730778] / [ 381.735796] ? smp_call_function_single_interrupt+0x650/0x650 [ 381.739225] mems_allowed=0 [ 381.749528] ? interrupt_entry+0xb5/0xf0 [ 381.778003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.783027] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.788045] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.792889] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.797917] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.802930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.808476] ? check_preemption_disabled+0x48/0x200 [ 381.813490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.819032] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.823888] apic_timer_interrupt+0xf/0x20 [ 381.828119] [ 381.830360] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 381.835297] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 381.854194] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 381.861902] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 381.869173] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 381.876439] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 381.883703] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 381.890967] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 381.898248] ? trace_hardirqs_on+0xb4/0x310 [ 381.902581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.908128] skb_clone+0x1bb/0x500 [ 381.911671] ? finish_task_switch+0x2f5/0x900 [ 381.916194] ? skb_split+0x11e0/0x11e0 [ 381.920082] ? preempt_notifier_register+0x200/0x200 [ 381.925188] ? __switch_to_asm+0x34/0x70 [ 381.929251] ? __switch_to_asm+0x34/0x70 [ 381.933310] ? __switch_to_asm+0x40/0x70 [ 381.937366] ? __switch_to_asm+0x34/0x70 [ 381.941441] ? __switch_to_asm+0x40/0x70 [ 381.945503] ? __switch_to_asm+0x34/0x70 [ 381.949567] ? __switch_to_asm+0x40/0x70 [ 381.953626] ? __switch_to_asm+0x34/0x70 [ 381.957691] ? __switch_to_asm+0x34/0x70 [ 381.961749] ? __switch_to_asm+0x40/0x70 [ 381.965807] ? __switch_to_asm+0x34/0x70 [ 381.969877] bpf_clone_redirect+0xb9/0x490 [ 381.974116] ? __schedule+0x874/0x1ed0 [ 381.978005] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 381.983023] ? __sched_text_start+0x8/0x8 [ 381.987172] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 381.991931] ? retint_kernel+0x2d/0x2d [ 381.995829] ? lock_acquire+0x1ed/0x520 [ 381.999801] ? bpf_test_run+0x32e/0x5a0 [ 382.003782] ? lock_release+0x970/0x970 [ 382.007754] ? preempt_schedule+0x4d/0x60 [ 382.011906] ? preempt_schedule_common+0x1f/0xd0 [ 382.016667] ? preempt_schedule+0x4d/0x60 [ 382.020820] ? ___preempt_schedule+0x16/0x18 [ 382.025232] ? bpf_test_run+0x1c0/0x5a0 [ 382.029223] ? netlink_diag_dump+0x2a0/0x2a0 [ 382.033648] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.039184] ? bpf_test_init.isra.9+0x70/0x100 [ 382.043767] ? bpf_prog_test_run_skb+0x634/0xb40 [ 382.048525] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 382.053371] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.058920] ? fput+0x130/0x1a0 [ 382.062201] ? __bpf_prog_get+0x9b/0x290 [ 382.066281] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 382.071120] ? bpf_prog_test_run+0x130/0x1a0 [ 382.075529] ? __x64_sys_bpf+0x3d8/0x510 [ 382.079589] ? bpf_prog_get+0x20/0x20 [ 382.083419] ? do_syscall_64+0x1b9/0x820 [ 382.087491] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 382.092854] ? syscall_return_slowpath+0x5e0/0x5e0 [ 382.097788] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.102805] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 382.107819] ? recalc_sigpending_tsk+0x180/0x180 [ 382.112574] ? kasan_check_write+0x14/0x20 [ 382.116813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.121659] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.127039] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 382.127092] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 382.133900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.140474] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.149758] Call Trace: [ 382.160233] syz-executor0 cpuset=syz0 [ 382.162819] dump_stack+0x1c4/0x2b4 [ 382.162837] ? dump_stack_print_info.cold.2+0x52/0x52 [ 382.166619] mems_allowed=0 [ 382.170247] warn_alloc.cold.119+0xb7/0x1bd [ 382.182643] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.187488] ? lock_downgrade+0x900/0x900 [ 382.191645] ? trace_hardirqs_off+0xb8/0x310 [ 382.196056] ? trace_hardirqs_off+0xb8/0x310 [ 382.200472] __alloc_pages_slowpath+0x2667/0x2d80 [ 382.205337] ? warn_alloc+0x120/0x120 [ 382.209152] ? warn_alloc+0x120/0x120 [ 382.212972] ? warn_alloc+0x120/0x120 [ 382.216774] ? mark_held_locks+0x130/0x130 [ 382.221012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.226549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.232090] ? should_fail+0x22d/0xd01 [ 382.235981] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.241084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.246620] ? should_fail+0x22d/0xd01 [ 382.250517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.255620] ? should_fail+0x22d/0xd01 [ 382.259516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.264624] ? mark_held_locks+0x130/0x130 [ 382.268864] ? mark_held_locks+0x130/0x130 [ 382.273098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.278640] ? trace_hardirqs_off+0xb8/0x310 [ 382.283046] ? kasan_check_read+0x11/0x20 [ 382.287193] ? do_raw_spin_unlock+0xa7/0x2f0 [ 382.291599] ? trace_hardirqs_on+0x310/0x310 [ 382.296004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.301540] ? wq_watchdog_touch+0x9c/0xfe [ 382.305776] ? io_serial_in+0x11/0x90 [ 382.309577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.315121] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 382.320249] __alloc_pages_nodemask+0xa80/0xde0 [ 382.324945] ? should_fail+0x22d/0xd01 [ 382.328846] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 382.333877] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.338554] ? lock_downgrade+0x900/0x900 [ 382.342705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.348244] cache_grow_begin+0x91/0x8c0 [ 382.352306] ? do_raw_spin_unlock+0xa7/0x2f0 [ 382.356721] fallback_alloc+0x203/0x2e0 [ 382.360699] ____cache_alloc_node+0x1c7/0x1e0 [ 382.365199] kmem_cache_alloc_node+0xe3/0x730 [ 382.369707] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.373952] __alloc_skb+0x119/0x770 [ 382.377674] ? skb_scrub_packet+0x490/0x490 [ 382.381998] ? lock_downgrade+0x900/0x900 [ 382.386151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.391697] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.397149] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.402610] ? addrconf_rs_timer+0x690/0x690 [ 382.407033] ndisc_alloc_skb+0x144/0x340 [ 382.411099] ndisc_send_rs+0x331/0x6e0 [ 382.415005] addrconf_rs_timer+0x314/0x690 [ 382.419238] ? lock_release+0x970/0x970 [ 382.423217] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.427466] call_timer_fn+0x272/0x920 [ 382.431353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.435595] ? process_timeout+0x40/0x40 [ 382.439654] ? kasan_check_read+0x11/0x20 [ 382.443801] ? do_raw_spin_unlock+0xa7/0x2f0 [ 382.448226] ? trace_hardirqs_on+0x310/0x310 [ 382.452637] ? __run_timers+0x7da/0xc70 [ 382.456616] ? lock_downgrade+0x900/0x900 [ 382.460772] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 382.465877] ? trace_hardirqs_on+0xbd/0x310 [ 382.470200] ? kasan_check_read+0x11/0x20 [ 382.474348] ? __run_timers+0x7da/0xc70 [ 382.478330] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.483781] ? kasan_check_write+0x14/0x20 [ 382.488019] ? do_raw_spin_lock+0xc1/0x200 [ 382.492259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.496495] __run_timers+0x7e5/0xc70 [ 382.500305] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 382.505680] ? lock_downgrade+0x900/0x900 [ 382.509831] ? finish_task_switch+0x1b5/0x900 [ 382.514328] ? trace_hardirqs_on+0xbd/0x310 [ 382.518645] ? kasan_check_read+0x11/0x20 [ 382.522792] ? finish_task_switch+0x1f5/0x900 [ 382.527291] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.532754] ? compat_start_thread+0x80/0x80 [ 382.537180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.542740] ? pvclock_read_flags+0x160/0x160 [ 382.547236] ? __switch_to_asm+0x34/0x70 [ 382.551298] ? __switch_to_asm+0x34/0x70 [ 382.555355] ? __switch_to_asm+0x40/0x70 [ 382.559432] ? __switch_to_asm+0x40/0x70 [ 382.563498] ? __switch_to_asm+0x34/0x70 [ 382.567555] ? __switch_to_asm+0x40/0x70 [ 382.571617] ? trace_hardirqs_on+0xbd/0x310 [ 382.575961] ? kvm_sched_clock_read+0x9/0x20 [ 382.580391] ? run_ksoftirqd+0x94/0x100 [ 382.584367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.589926] ? check_preemption_disabled+0x48/0x200 [ 382.594944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.600485] run_timer_softirq+0x52/0xb0 [ 382.604552] ? __this_cpu_preempt_check+0x1c/0x1f [ 382.609400] __do_softirq+0x30b/0xad8 [ 382.613213] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 382.618319] ? trace_hardirqs_off+0xb8/0x310 [ 382.622741] ? schedule+0x108/0x460 [ 382.626384] ? run_ksoftirqd+0x40/0x100 [ 382.630363] ? trace_hardirqs_off+0xb8/0x310 [ 382.634785] ? smpboot_thread_fn+0x68b/0xa00 [ 382.639194] ? trace_hardirqs_on+0x310/0x310 [ 382.643603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.649143] ? check_preemption_disabled+0x48/0x200 [ 382.654164] ? takeover_tasklets+0xa90/0xa90 [ 382.658573] run_ksoftirqd+0x94/0x100 [ 382.662385] smpboot_thread_fn+0x68b/0xa00 [ 382.666622] ? sort_range+0x30/0x30 [ 382.670258] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 382.675385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.680938] ? __kthread_parkme+0xfb/0x1a0 [ 382.685179] kthread+0x35a/0x420 [ 382.688546] ? sort_range+0x30/0x30 [ 382.692170] ? kthread_bind+0x40/0x40 [ 382.695973] ret_from_fork+0x3a/0x50 [ 382.699694] warn_alloc_show_mem: 1 callbacks suppressed [ 382.699707] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 382.699709] Mem-Info: [ 382.699739] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 382.699739] active_file:14 inactive_file:15 isolated_file:0 [ 382.699739] unevictable:0 dirty:0 writeback:0 unstable:0 [ 382.699739] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 382.699739] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 382.699739] free:13750 free_pcp:487 free_cma:0 [ 382.705085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.712365] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 382.714765] Call Trace: [ 382.747718] Node 0 [ 382.757065] [ 382.784753] 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 [ 382.787315] dump_stack+0x1c4/0x2b4 [ 382.789521] lowmem_reserve[]: [ 382.791669] ? dump_stack_print_info.cold.2+0x52/0x52 [ 382.817664] 0 2819 [ 382.821304] warn_alloc.cold.119+0xb7/0x1bd [ 382.824389] 6323 [ 382.829583] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.831797] 6323 [ 382.836121] ? lock_downgrade+0x900/0x900 [ 382.842992] ? trace_hardirqs_off+0xb8/0x310 [ 382.845031] Node 0 [ 382.849179] ? trace_hardirqs_off+0xb8/0x310 [ 382.853593] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 382.855804] __alloc_pages_slowpath+0x2667/0x2d80 [ 382.860200] lowmem_reserve[]: [ 382.886927] ? warn_alloc+0x120/0x120 [ 382.891742] 0 [ 382.894846] ? trace_hardirqs_on+0x310/0x310 [ 382.898625] 0 [ 382.900439] ? warn_alloc+0x120/0x120 [ 382.904825] 3503 [ 382.906626] ? warn_alloc+0x120/0x120 [ 382.910418] 3503 [ 382.912480] ? ktime_get+0x2e1/0x440 [ 382.918313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.922026] Node 0 [ 382.927561] ? check_preemption_disabled+0x48/0x200 [ 382.927593] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 382.927601] lowmem_reserve[]: [ 382.929831] ? kasan_check_read+0x11/0x20 [ 382.934826] 0 [ 382.963192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.966281] 0 [ 382.970430] ? should_fail+0x22d/0xd01 [ 382.972209] 0 [ 382.977743] ? rcu_bh_qs+0xc0/0xc0 [ 382.979525] 0 [ 382.983422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.988742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.990522] Node 0 [ 382.995620] ? should_fail+0x22d/0xd01 [ 383.001135] DMA: [ 383.003374] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.007249] 1*4kB [ 383.009308] ? should_fail+0x22d/0xd01 [ 383.014396] (U) [ 383.016554] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.020431] 0*8kB [ 383.022432] ? mark_held_locks+0x130/0x130 [ 383.027516] 0*16kB [ 383.029665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.033888] 1*32kB [ 383.036131] ? mark_held_locks+0x130/0x130 [ 383.041642] (U) [ 383.043876] ? rcu_irq_exit+0xce/0x100 [ 383.048085] 2*64kB [ 383.050056] ? irq_exit+0xbd/0x1c0 [ 383.053922] (U) [ 383.056156] ? mark_held_locks+0x130/0x130 [ 383.059676] 1*128kB [ 383.061654] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.065862] (U) [ 383.068186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.074045] 1*256kB [ 383.076017] ? ret_from_intr+0xb/0x1e [ 383.081533] (U) [ 383.083850] ? retint_kernel+0x2d/0x2d [ 383.087626] 0*512kB [ 383.089601] ? trace_hardirqs_on_caller+0xc0/0x310 [ 383.093468] 1*1024kB [ 383.095788] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 383.100689] (U) [ 383.103094] ? trace_hardirqs_off+0x310/0x310 [ 383.107827] 1*2048kB [ 383.109796] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.114285] (M) [ 383.116700] __alloc_pages_nodemask+0xa80/0xde0 [ 383.121776] 3*4096kB [ 383.123756] ? should_fail+0x22d/0xd01 [ 383.128416] (M) [ 383.130834] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 383.134704] = 15908kB [ 383.136696] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.141675] Node 0 [ 383.144080] ? lock_downgrade+0x900/0x900 [ 383.148724] DMA32: [ 383.150962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.155084] 5*4kB [ 383.157315] cache_grow_begin+0x91/0x8c0 [ 383.162826] (M) [ 383.164973] ? do_raw_spin_unlock+0xa7/0x2f0 [ 383.169007] 1*8kB [ 383.170980] fallback_alloc+0x203/0x2e0 [ 383.175363] (M) [ 383.177520] ____cache_alloc_node+0x1c7/0x1e0 [ 383.181472] 3*16kB [ 383.183443] kmem_cache_alloc_node+0xe3/0x730 [ 383.187911] (M) [ 383.190175] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.194647] 4*32kB [ 383.196619] __alloc_skb+0x119/0x770 [ 383.200839] (UM) [ 383.203087] ? skb_scrub_packet+0x490/0x490 [ 383.206782] 5*64kB [ 383.208840] ? lock_downgrade+0x900/0x900 [ 383.213135] (M) [ 383.215371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.219507] 5*128kB [ 383.221481] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.226991] (UM) [ 383.229324] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.234770] 2*256kB [ 383.236827] ? addrconf_rs_timer+0x690/0x690 [ 383.242256] (M) [ 383.244585] ndisc_alloc_skb+0x144/0x340 [ 383.248966] 4*512kB [ 383.250941] ndisc_send_rs+0x331/0x6e0 [ 383.254978] (UM) [ 383.257301] addrconf_rs_timer+0x314/0x690 [ 383.261165] 3*1024kB [ 383.263224] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 383.267435] (UM) [ 383.269842] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.275359] 3*2048kB [ 383.277436] call_timer_fn+0x272/0x920 [ 383.281648] (M) [ 383.284061] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.287935] 3*4096kB [ 383.289921] ? process_timeout+0x40/0x40 [ 383.289938] ? trace_hardirqs_off+0xb8/0x310 [ 383.294153] (M) [ 383.296557] ? kasan_check_read+0x11/0x20 [ 383.300600] = 25228kB [ 383.305005] ? do_raw_spin_unlock+0xa7/0x2f0 [ 383.306970] Node 0 [ 383.311112] ? trace_hardirqs_on+0x310/0x310 [ 383.313501] Normal: [ 383.317924] ? __run_timers+0x7da/0xc70 [ 383.320142] 1316*4kB [ 383.324545] ? lock_downgrade+0x900/0x900 [ 383.326847] (ME) [ 383.330817] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.333203] 462*8kB [ 383.337344] ? trace_hardirqs_on+0xbd/0x310 [ 383.339390] (UMEH) [ 383.344490] ? kasan_check_read+0x11/0x20 [ 383.346794] 167*16kB [ 383.351110] ? __run_timers+0x7da/0xc70 [ 383.353323] (UMEH) [ 383.357467] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 383.359855] 42*32kB [ 383.363823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.366033] (UMEH) [ 383.371482] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.373781] 4*64kB [ 383.379315] __run_timers+0x7e5/0xc70 [ 383.381527] (UH) [ 383.385789] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 383.387981] 1*128kB [ 383.391777] ? lock_acquire+0x1ed/0x520 [ 383.393819] (U) [ 383.399180] ? __hrtimer_run_queues+0x488/0x10d0 [ 383.401477] 0*256kB 1*512kB [ 383.405467] ? lock_release+0x970/0x970 [ 383.407425] (U) [ 383.412177] ? trace_hardirqs_off+0xb8/0x310 [ 383.415173] 0*1024kB [ 383.419145] ? do_raw_spin_unlock+0xa7/0x2f0 [ 383.421118] 0*2048kB [ 383.425520] ? kasan_check_write+0x14/0x20 [ 383.427914] 0*4096kB [ 383.432316] ? pvclock_read_flags+0x160/0x160 [ 383.434706] = 13872kB [ 383.438936] ? lock_downgrade+0x900/0x900 [ 383.441335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 383.445826] ? trace_hardirqs_on+0xbd/0x310 [ 383.448218] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 383.452354] ? kvm_sched_clock_read+0x9/0x20 [ 383.461167] 4244 total pagecache pages [ 383.465492] ? irq_exit+0x17f/0x1c0 [ 383.474041] 0 pages in swap cache [ 383.478445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.482314] Swap cache stats: add 0, delete 0, find 0/0 [ 383.485936] ? check_preemption_disabled+0x48/0x200 [ 383.489389] Free swap = 0kB [ 383.494923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.494943] run_timer_softirq+0x52/0xb0 [ 383.500284] Total swap = 0kB [ 383.505295] ? __this_cpu_preempt_check+0x1c/0x1f [ 383.508293] 1965979 pages RAM [ 383.513829] __do_softirq+0x30b/0xad8 [ 383.517871] 0 pages HighMem/MovableOnly [ 383.520887] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 383.525701] 342307 pages reserved [ 383.528819] ? pvclock_read_flags+0x160/0x160 [ 383.532596] 0 pages cma reserved [ 383.536564] ? lapic_next_event+0x5a/0x90 [ 383.541699] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.545089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.549629] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.552923] ? clockevents_program_event+0x140/0x370 [ 383.552941] ? kvm_clock_read+0x18/0x30 [ 383.557075] ksoftirqd/1 cpuset= [ 383.563565] ? kvm_sched_clock_read+0x9/0x20 [ 383.569078] / [ 383.579395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.584488] mems_allowed=0 [ 383.588456] ? check_preemption_disabled+0x48/0x200 [ 383.611249] irq_exit+0x17f/0x1c0 [ 383.614704] smp_apic_timer_interrupt+0x1cb/0x760 [ 383.619547] ? smp_call_function_single_interrupt+0x159/0x650 [ 383.625440] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.631322] ? interrupt_entry+0xb5/0xf0 [ 383.635391] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.640421] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.645446] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.650289] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.655312] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.660326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.665862] ? check_preemption_disabled+0x48/0x200 [ 383.670901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.676442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.681291] apic_timer_interrupt+0xf/0x20 [ 383.685520] [ 383.687757] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 383.693153] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 383.712055] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 383.719767] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 383.727034] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 383.734300] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 383.741563] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 383.748827] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 383.756110] ? trace_hardirqs_on+0xb4/0x310 [ 383.760443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.766000] skb_clone+0x1bb/0x500 [ 383.769545] ? finish_task_switch+0x2f5/0x900 [ 383.774042] ? skb_split+0x11e0/0x11e0 [ 383.777929] ? preempt_notifier_register+0x200/0x200 [ 383.783032] ? __switch_to_asm+0x34/0x70 [ 383.787097] ? __switch_to_asm+0x34/0x70 [ 383.791167] ? __switch_to_asm+0x40/0x70 [ 383.795225] ? __switch_to_asm+0x34/0x70 [ 383.799282] ? __switch_to_asm+0x40/0x70 [ 383.803342] ? __switch_to_asm+0x34/0x70 [ 383.807419] ? __switch_to_asm+0x40/0x70 [ 383.811479] ? __switch_to_asm+0x34/0x70 [ 383.815536] ? __switch_to_asm+0x34/0x70 [ 383.819594] ? __switch_to_asm+0x40/0x70 [ 383.823652] ? __switch_to_asm+0x34/0x70 [ 383.827719] bpf_clone_redirect+0xb9/0x490 [ 383.831958] ? __schedule+0x874/0x1ed0 [ 383.835853] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 383.840871] ? __sched_text_start+0x8/0x8 [ 383.845019] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 383.849777] ? retint_kernel+0x2d/0x2d [ 383.853673] ? lock_acquire+0x1ed/0x520 [ 383.857644] ? bpf_test_run+0x32e/0x5a0 [ 383.861619] ? lock_release+0x970/0x970 [ 383.865590] ? preempt_schedule+0x4d/0x60 [ 383.869745] ? preempt_schedule_common+0x1f/0xd0 [ 383.874499] ? preempt_schedule+0x4d/0x60 [ 383.878650] ? ___preempt_schedule+0x16/0x18 [ 383.883070] ? bpf_test_run+0x1c0/0x5a0 [ 383.887050] ? netlink_diag_dump+0x2a0/0x2a0 [ 383.891463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.897025] ? bpf_test_init.isra.9+0x70/0x100 [ 383.901610] ? bpf_prog_test_run_skb+0x634/0xb40 [ 383.906393] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 383.911247] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 383.916779] ? fput+0x130/0x1a0 [ 383.920059] ? __bpf_prog_get+0x9b/0x290 [ 383.924123] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 383.928962] ? bpf_prog_test_run+0x130/0x1a0 [ 383.933371] ? __x64_sys_bpf+0x3d8/0x510 [ 383.937453] ? bpf_prog_get+0x20/0x20 [ 383.941268] ? do_syscall_64+0x1b9/0x820 [ 383.945329] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 383.950695] ? syscall_return_slowpath+0x5e0/0x5e0 [ 383.955626] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.960646] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 383.965661] ? recalc_sigpending_tsk+0x180/0x180 [ 383.970423] ? kasan_check_write+0x14/0x20 [ 383.974671] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.979520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 383.984900] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 383.985029] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.991854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.991858] Call Trace: [ 383.991879] dump_stack+0x1c4/0x2b4 [ 383.991897] ? dump_stack_print_info.cold.2+0x52/0x52 [ 383.998468] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 384.007746] warn_alloc.cold.119+0xb7/0x1bd [ 384.010305] syz-executor0 cpuset= [ 384.013934] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.019102] syz0 [ 384.029587] ? lock_downgrade+0x900/0x900 [ 384.033891] mems_allowed=0 [ 384.037350] ? trace_hardirqs_off+0xb8/0x310 [ 384.055585] ? trace_hardirqs_off+0xb8/0x310 [ 384.060003] __alloc_pages_slowpath+0x2667/0x2d80 [ 384.064867] ? warn_alloc+0x120/0x120 [ 384.068670] ? warn_alloc+0x120/0x120 [ 384.072481] ? warn_alloc+0x120/0x120 [ 384.076289] ? mark_held_locks+0x130/0x130 [ 384.080527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.086063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.091600] ? should_fail+0x22d/0xd01 [ 384.095509] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.100610] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.106146] ? should_fail+0x22d/0xd01 [ 384.110039] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.115146] ? should_fail+0x22d/0xd01 [ 384.119036] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.124143] ? mark_held_locks+0x130/0x130 [ 384.128389] ? mark_held_locks+0x130/0x130 [ 384.132627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.138166] ? trace_hardirqs_off+0xb8/0x310 [ 384.142570] ? kasan_check_read+0x11/0x20 [ 384.146719] ? do_raw_spin_unlock+0xa7/0x2f0 [ 384.151132] ? trace_hardirqs_on+0x310/0x310 [ 384.155543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.161080] ? wq_watchdog_touch+0x9c/0xfe [ 384.165314] ? io_serial_in+0x11/0x90 [ 384.169118] ? retint_kernel+0x2d/0x2d [ 384.173004] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.177941] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 384.182704] ? trace_hardirqs_off+0x310/0x310 [ 384.187198] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.192311] __alloc_pages_nodemask+0xa80/0xde0 [ 384.196982] ? should_fail+0x22d/0xd01 [ 384.200883] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 384.205939] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.210611] ? lock_downgrade+0x900/0x900 [ 384.214763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.220309] cache_grow_begin+0x91/0x8c0 [ 384.224386] ? do_raw_spin_unlock+0xa7/0x2f0 [ 384.228800] fallback_alloc+0x203/0x2e0 [ 384.232791] ____cache_alloc_node+0x1c7/0x1e0 [ 384.237303] kmem_cache_alloc_node+0xe3/0x730 [ 384.241803] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.246043] __alloc_skb+0x119/0x770 [ 384.249762] ? skb_scrub_packet+0x490/0x490 [ 384.254080] ? lock_downgrade+0x900/0x900 [ 384.258230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.263770] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.269222] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.274676] ? addrconf_rs_timer+0x690/0x690 [ 384.279092] ndisc_alloc_skb+0x144/0x340 [ 384.283162] ndisc_send_rs+0x331/0x6e0 [ 384.287054] addrconf_rs_timer+0x314/0x690 [ 384.291293] ? lock_release+0x970/0x970 [ 384.295269] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.299515] call_timer_fn+0x272/0x920 [ 384.303412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.307653] ? process_timeout+0x40/0x40 [ 384.311720] ? kasan_check_read+0x11/0x20 [ 384.315867] ? do_raw_spin_unlock+0xa7/0x2f0 [ 384.320274] ? trace_hardirqs_on+0x310/0x310 [ 384.324689] ? __run_timers+0x7da/0xc70 [ 384.328670] ? lock_downgrade+0x900/0x900 [ 384.332819] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.337938] ? trace_hardirqs_on+0xbd/0x310 [ 384.342261] ? kasan_check_read+0x11/0x20 [ 384.346427] ? __run_timers+0x7da/0xc70 [ 384.350408] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.355868] ? kasan_check_write+0x14/0x20 [ 384.360107] ? do_raw_spin_lock+0xc1/0x200 [ 384.364348] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.368592] __run_timers+0x7e5/0xc70 [ 384.372423] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 384.377790] ? lock_downgrade+0x900/0x900 [ 384.381939] ? finish_task_switch+0x1b5/0x900 [ 384.386445] ? trace_hardirqs_on+0xbd/0x310 [ 384.390773] ? kasan_check_read+0x11/0x20 [ 384.394926] ? finish_task_switch+0x1f5/0x900 [ 384.399433] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.404885] ? compat_start_thread+0x80/0x80 [ 384.409301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.414851] ? pvclock_read_flags+0x160/0x160 [ 384.419347] ? __switch_to_asm+0x34/0x70 [ 384.423428] ? __switch_to_asm+0x34/0x70 [ 384.427485] ? __switch_to_asm+0x40/0x70 [ 384.431544] ? __switch_to_asm+0x40/0x70 [ 384.435602] ? __switch_to_asm+0x34/0x70 [ 384.439660] ? __switch_to_asm+0x40/0x70 [ 384.443724] ? trace_hardirqs_on+0xbd/0x310 [ 384.448047] ? kvm_sched_clock_read+0x9/0x20 [ 384.452460] ? run_ksoftirqd+0x94/0x100 [ 384.456434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.461977] ? check_preemption_disabled+0x48/0x200 [ 384.467001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.472550] run_timer_softirq+0x52/0xb0 [ 384.477270] ? __this_cpu_preempt_check+0x1c/0x1f [ 384.483034] __do_softirq+0x30b/0xad8 [ 384.487297] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 384.493004] ? trace_hardirqs_off+0xb8/0x310 [ 384.498194] ? schedule+0x108/0x460 [ 384.502108] ? run_ksoftirqd+0x40/0x100 [ 384.506315] ? trace_hardirqs_off+0xb8/0x310 [ 384.510960] ? smpboot_thread_fn+0x68b/0xa00 [ 384.515417] ? trace_hardirqs_on+0x310/0x310 [ 384.519826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.525368] ? check_preemption_disabled+0x48/0x200 [ 384.530411] ? takeover_tasklets+0xa90/0xa90 [ 384.534824] run_ksoftirqd+0x94/0x100 [ 384.538630] smpboot_thread_fn+0x68b/0xa00 [ 384.542867] ? sort_range+0x30/0x30 [ 384.546494] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.551598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.557158] ? __kthread_parkme+0xfb/0x1a0 [ 384.561405] kthread+0x35a/0x420 [ 384.564781] ? sort_range+0x30/0x30 [ 384.568423] ? kthread_bind+0x40/0x40 [ 384.572227] ret_from_fork+0x3a/0x50 [ 384.575966] warn_alloc_show_mem: 1 callbacks suppressed [ 384.575984] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 384.575985] Mem-Info: [ 384.576016] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 384.576016] active_file:14 inactive_file:15 isolated_file:0 [ 384.576016] unevictable:0 dirty:0 writeback:0 unstable:0 [ 384.576016] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 384.576016] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 384.576016] free:13750 free_pcp:487 free_cma:0 [ 384.581364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.588654] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 384.591067] Call Trace: [ 384.624015] Node 0 [ 384.633360] [ 384.661052] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 384.663618] dump_stack+0x1c4/0x2b4 [ 384.665825] lowmem_reserve[]: [ 384.667972] ? dump_stack_print_info.cold.2+0x52/0x52 [ 384.693453] 0 [ 384.697080] warn_alloc.cold.119+0xb7/0x1bd [ 384.700160] 2819 [ 384.705344] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.707125] 6323 [ 384.711445] ? lock_downgrade+0x900/0x900 [ 384.713486] 6323 [ 384.718325] ? trace_hardirqs_off+0xb8/0x310 [ 384.724520] ? trace_hardirqs_off+0xb8/0x310 [ 384.726562] Node 0 [ 384.730969] __alloc_pages_slowpath+0x2667/0x2d80 [ 384.735389] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 384.737613] ? warn_alloc+0x120/0x120 [ 384.742417] lowmem_reserve[]: [ 384.769131] ? trace_hardirqs_on+0x310/0x310 [ 384.772912] 0 [ 384.776013] ? warn_alloc+0x120/0x120 [ 384.780404] 0 [ 384.782209] ? warn_alloc+0x120/0x120 [ 384.785988] 3503 [ 384.787789] ? ktime_get+0x2e1/0x440 [ 384.791566] 3503 [ 384.793628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.799394] ? check_preemption_disabled+0x48/0x200 [ 384.805347] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 384.810430] ? kasan_check_read+0x11/0x20 [ 384.810448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.839412] lowmem_reserve[]: 0 [ 384.843573] ? should_fail+0x22d/0xd01 [ 384.849085] 0 [ 384.852364] ? rcu_bh_qs+0xc0/0xc0 [ 384.856240] 0 [ 384.858041] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.861558] 0 [ 384.863358] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.870232] ? should_fail+0x22d/0xd01 [ 384.875754] Node 0 DMA: [ 384.879635] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.879652] ? should_fail+0x22d/0xd01 [ 384.882334] 1*4kB [ 384.887444] ? rcu_idle_enter+0x4b0/0x4b0 [ 384.891308] (U) [ 384.893469] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.897598] 0*8kB [ 384.899572] ? mark_held_locks+0x130/0x130 [ 384.904665] 0*16kB [ 384.906813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.911026] 1*32kB [ 384.913259] ? mark_held_locks+0x130/0x130 [ 384.918777] (U) [ 384.921021] ? rcu_irq_exit+0xce/0x100 [ 384.925234] 2*64kB [ 384.927210] ? irq_exit+0xbd/0x1c0 [ 384.931070] (U) [ 384.933316] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 384.936832] 1*128kB [ 384.938803] ? do_raw_spin_unlock+0xa7/0x2f0 [ 384.943794] (U) [ 384.946118] ? smp_call_function_single_interrupt+0x650/0x650 [ 384.950529] 1*256kB [ 384.952505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.958357] (U) 0*512kB [ 384.960698] ? ret_from_intr+0xb/0x1e [ 384.966215] 1*1024kB [ 384.968882] ? retint_kernel+0x2d/0x2d [ 384.972660] (U) [ 384.975072] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.978941] 1*2048kB [ 384.980929] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 384.985832] (M) [ 384.988241] ? trace_hardirqs_off+0x310/0x310 [ 384.992973] 3*4096kB [ 384.994947] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 384.999430] (M) [ 385.001850] __alloc_pages_nodemask+0xa80/0xde0 [ 385.006926] = 15908kB [ 385.008903] ? should_fail+0x22d/0xd01 [ 385.013553] Node 0 [ 385.015959] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 385.019824] DMA32: [ 385.022074] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.027056] 5*4kB [ 385.029287] ? lock_downgrade+0x900/0x900 [ 385.033930] (M) [ 385.036080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.040214] 1*8kB [ 385.042198] cache_grow_begin+0x91/0x8c0 [ 385.047705] (M) 3*16kB [ 385.049862] ? do_raw_spin_unlock+0xa7/0x2f0 [ 385.053896] (M) [ 385.056492] fallback_alloc+0x203/0x2e0 [ 385.060882] 4*32kB [ 385.062854] ____cache_alloc_node+0x1c7/0x1e0 [ 385.066803] (UM) [ 385.069037] kmem_cache_alloc_node+0xe3/0x730 [ 385.073512] 5*64kB [ 385.075573] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.080039] (M) [ 385.082273] __alloc_skb+0x119/0x770 [ 385.086485] 5*128kB [ 385.088455] ? skb_scrub_packet+0x490/0x490 [ 385.092146] (UM) [ 385.094467] ? lock_downgrade+0x900/0x900 [ 385.098766] 2*256kB [ 385.100823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.104944] (M) [ 385.107268] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.112780] 4*512kB [ 385.114760] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.120184] (UM) [ 385.122508] ? addrconf_rs_timer+0x690/0x690 [ 385.127938] 3*1024kB [ 385.129999] ndisc_alloc_skb+0x144/0x340 [ 385.134389] (UM) [ 385.136805] ndisc_send_rs+0x331/0x6e0 [ 385.140846] 3*2048kB [ 385.142903] addrconf_rs_timer+0x314/0x690 [ 385.146769] (M) [ 385.149176] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.153394] 3*4096kB [ 385.155389] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.160909] (M) [ 385.163319] call_timer_fn+0x272/0x920 [ 385.167528] = 25228kB [ 385.169505] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.173367] Node 0 [ 385.175784] ? process_timeout+0x40/0x40 [ 385.179998] Normal: [ 385.182231] ? trace_hardirqs_off+0xb8/0x310 [ 385.186265] 1316*4kB [ 385.188581] ? kasan_check_read+0x11/0x20 [ 385.192965] (ME) [ 385.195384] ? do_raw_spin_unlock+0xa7/0x2f0 [ 385.199510] 462*8kB [ 385.201567] ? trace_hardirqs_on+0x310/0x310 [ 385.205954] (UMEH) [ 385.208276] ? __run_timers+0x7da/0xc70 [ 385.212667] 167*16kB [ 385.214997] ? lock_downgrade+0x900/0x900 [ 385.218946] (UMEH) [ 385.221356] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 385.225483] 42*32kB [ 385.227715] ? trace_hardirqs_on+0xbd/0x310 [ 385.232796] (UMEH) [ 385.235115] ? kasan_check_read+0x11/0x20 [ 385.239410] 4*64kB (UH) [ 385.241653] ? __run_timers+0x7da/0xc70 [ 385.245779] 1*128kB [ 385.248445] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 385.252401] (U) [ 385.254726] ? kasan_check_write+0x14/0x20 [ 385.260158] 0*256kB [ 385.262133] ? do_raw_spin_lock+0xc1/0x200 [ 385.266341] 1*512kB [ 385.268665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.272875] (U) [ 385.275209] __run_timers+0x7e5/0xc70 [ 385.279445] 0*1024kB [ 385.281431] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 385.285209] 0*2048kB [ 385.287625] ? lock_acquire+0x1ed/0x520 [ 385.292965] 0*4096kB [ 385.295370] ? __hrtimer_run_queues+0x488/0x10d0 [ 385.299338] = 13872kB [ 385.301746] ? lock_release+0x970/0x970 [ 385.306486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 385.308889] ? trace_hardirqs_off+0xb8/0x310 [ 385.312850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 385.321673] ? do_raw_spin_unlock+0xa7/0x2f0 [ 385.326076] 4244 total pagecache pages [ 385.334649] ? kasan_check_write+0x14/0x20 [ 385.339040] 0 pages in swap cache [ 385.342927] ? pvclock_read_flags+0x160/0x160 [ 385.347144] Swap cache stats: add 0, delete 0, find 0/0 [ 385.350588] ? lock_downgrade+0x900/0x900 [ 385.355061] Free swap = 0kB [ 385.360427] ? trace_hardirqs_on+0xbd/0x310 [ 385.364545] Total swap = 0kB [ 385.367559] ? kvm_sched_clock_read+0x9/0x20 [ 385.371859] 1965979 pages RAM [ 385.374877] ? irq_exit+0x17f/0x1c0 [ 385.379260] 0 pages HighMem/MovableOnly [ 385.382362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.385975] 342307 pages reserved [ 385.389952] ? check_preemption_disabled+0x48/0x200 [ 385.395463] 0 pages cma reserved [ 385.398916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.403983] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.407299] run_timer_softirq+0x52/0xb0 [ 385.407316] ? __this_cpu_preempt_check+0x1c/0x1f [ 385.407336] __do_softirq+0x30b/0xad8 [ 385.412922] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.419354] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 385.423399] ksoftirqd/1 cpuset= [ 385.428246] ? pvclock_read_flags+0x160/0x160 [ 385.432048] / [ 385.442353] ? lapic_next_event+0x5a/0x90 [ 385.447440] mems_allowed=0 [ 385.450713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.469479] ? clockevents_program_event+0x140/0x370 [ 385.474595] ? kvm_clock_read+0x18/0x30 [ 385.478572] ? kvm_sched_clock_read+0x9/0x20 [ 385.482980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.488523] ? check_preemption_disabled+0x48/0x200 [ 385.493546] irq_exit+0x17f/0x1c0 [ 385.497003] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.501846] ? smp_call_function_single_interrupt+0x159/0x650 [ 385.507744] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.513627] ? interrupt_entry+0xb5/0xf0 [ 385.517692] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.522705] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.527726] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.532570] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.537585] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.542602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.548141] ? check_preemption_disabled+0x48/0x200 [ 385.553159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.558704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.563567] apic_timer_interrupt+0xf/0x20 [ 385.567809] [ 385.570052] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 385.574983] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 385.593881] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 385.601592] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 385.608861] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 385.616125] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 385.623400] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 385.630673] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 385.637958] ? trace_hardirqs_on+0xb4/0x310 [ 385.642287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.647832] skb_clone+0x1bb/0x500 [ 385.651374] ? finish_task_switch+0x2f5/0x900 [ 385.655887] ? skb_split+0x11e0/0x11e0 [ 385.659775] ? preempt_notifier_register+0x200/0x200 [ 385.664876] ? __switch_to_asm+0x34/0x70 [ 385.668939] ? __switch_to_asm+0x34/0x70 [ 385.672994] ? __switch_to_asm+0x40/0x70 [ 385.677054] ? __switch_to_asm+0x34/0x70 [ 385.681115] ? __switch_to_asm+0x40/0x70 [ 385.685174] ? __switch_to_asm+0x34/0x70 [ 385.689237] ? __switch_to_asm+0x40/0x70 [ 385.693757] ? __switch_to_asm+0x34/0x70 [ 385.697822] ? __switch_to_asm+0x34/0x70 [ 385.701880] ? __switch_to_asm+0x40/0x70 [ 385.705937] ? __switch_to_asm+0x34/0x70 [ 385.710018] bpf_clone_redirect+0xb9/0x490 [ 385.714255] ? __schedule+0x874/0x1ed0 [ 385.718145] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 385.723162] ? __sched_text_start+0x8/0x8 [ 385.727307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 385.732064] ? retint_kernel+0x2d/0x2d [ 385.735963] ? lock_acquire+0x1ed/0x520 [ 385.739942] ? bpf_test_run+0x32e/0x5a0 [ 385.743953] ? lock_release+0x970/0x970 [ 385.747949] ? preempt_schedule+0x4d/0x60 [ 385.752106] ? preempt_schedule_common+0x1f/0xd0 [ 385.756863] ? preempt_schedule+0x4d/0x60 [ 385.761040] ? ___preempt_schedule+0x16/0x18 [ 385.765452] ? bpf_test_run+0x1c0/0x5a0 [ 385.769459] ? netlink_diag_dump+0x2a0/0x2a0 [ 385.773870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.779416] ? bpf_test_init.isra.9+0x70/0x100 [ 385.784003] ? bpf_prog_test_run_skb+0x634/0xb40 [ 385.788765] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 385.793611] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.799164] ? fput+0x130/0x1a0 [ 385.802453] ? __bpf_prog_get+0x9b/0x290 [ 385.806518] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 385.811361] ? bpf_prog_test_run+0x130/0x1a0 [ 385.815781] ? __x64_sys_bpf+0x3d8/0x510 [ 385.819841] ? bpf_prog_get+0x20/0x20 [ 385.823658] ? do_syscall_64+0x1b9/0x820 [ 385.827717] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 385.833082] ? syscall_return_slowpath+0x5e0/0x5e0 [ 385.838016] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.843032] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 385.848049] ? recalc_sigpending_tsk+0x180/0x180 [ 385.852801] ? kasan_check_write+0x14/0x20 [ 385.857038] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.861887] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 385.867267] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 385.867322] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.874119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.880661] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.889943] Call Trace: [ 385.900419] syz-executor0 cpuset=syz0 [ 385.903007] dump_stack+0x1c4/0x2b4 [ 385.903026] ? dump_stack_print_info.cold.2+0x52/0x52 [ 385.906805] mems_allowed=0 [ 385.910434] warn_alloc.cold.119+0xb7/0x1bd [ 385.922834] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.927681] ? lock_downgrade+0x900/0x900 [ 385.931834] ? trace_hardirqs_off+0xb8/0x310 [ 385.936248] ? trace_hardirqs_off+0xb8/0x310 [ 385.940678] __alloc_pages_slowpath+0x2667/0x2d80 [ 385.945558] ? warn_alloc+0x120/0x120 [ 385.949367] ? warn_alloc+0x120/0x120 [ 385.953180] ? warn_alloc+0x120/0x120 [ 385.956987] ? mark_held_locks+0x130/0x130 [ 385.961242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.966780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.972318] ? should_fail+0x22d/0xd01 [ 385.976208] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.981309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.986845] ? should_fail+0x22d/0xd01 [ 385.990737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.995840] ? should_fail+0x22d/0xd01 [ 385.999729] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.004838] ? mark_held_locks+0x130/0x130 [ 386.009082] ? mark_held_locks+0x130/0x130 [ 386.013319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.018878] ? mark_held_locks+0x130/0x130 [ 386.023122] ? trace_hardirqs_on+0x310/0x310 [ 386.027536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.033086] ? wq_watchdog_touch+0x9c/0xfe [ 386.037325] ? io_serial_in+0x11/0x90 [ 386.041123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.046668] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.051781] __alloc_pages_nodemask+0xa80/0xde0 [ 386.056460] ? should_fail+0x22d/0xd01 [ 386.060351] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 386.065417] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.070088] ? lock_downgrade+0x900/0x900 [ 386.074252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.079792] cache_grow_begin+0x91/0x8c0 [ 386.083853] ? do_raw_spin_unlock+0xa7/0x2f0 [ 386.088268] fallback_alloc+0x203/0x2e0 [ 386.092249] ____cache_alloc_node+0x1c7/0x1e0 [ 386.096749] kmem_cache_alloc_node+0xe3/0x730 [ 386.101253] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.105496] __alloc_skb+0x119/0x770 [ 386.109213] ? skb_scrub_packet+0x490/0x490 [ 386.113533] ? lock_downgrade+0x900/0x900 [ 386.117686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.123226] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.128680] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.134173] ? addrconf_rs_timer+0x690/0x690 [ 386.138593] ndisc_alloc_skb+0x144/0x340 [ 386.142659] ndisc_send_rs+0x331/0x6e0 [ 386.146552] addrconf_rs_timer+0x314/0x690 [ 386.150785] ? lock_release+0x970/0x970 [ 386.154763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.159005] call_timer_fn+0x272/0x920 [ 386.162895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.167137] ? process_timeout+0x40/0x40 [ 386.171198] ? kasan_check_read+0x11/0x20 [ 386.175345] ? do_raw_spin_unlock+0xa7/0x2f0 [ 386.179768] ? trace_hardirqs_on+0x310/0x310 [ 386.184178] ? __run_timers+0x7da/0xc70 [ 386.188165] ? lock_downgrade+0x900/0x900 [ 386.192319] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.197426] ? trace_hardirqs_on+0xbd/0x310 [ 386.201746] ? kasan_check_read+0x11/0x20 [ 386.205898] ? __run_timers+0x7da/0xc70 [ 386.209887] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.215351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.220902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.225147] __run_timers+0x7e5/0xc70 [ 386.228956] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 386.234331] ? lock_downgrade+0x900/0x900 [ 386.238503] ? finish_task_switch+0x1b5/0x900 [ 386.243005] ? trace_hardirqs_on+0xbd/0x310 [ 386.247324] ? kasan_check_read+0x11/0x20 [ 386.251471] ? finish_task_switch+0x1f5/0x900 [ 386.255989] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.261440] ? compat_start_thread+0x80/0x80 [ 386.265850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.271427] ? pvclock_read_flags+0x160/0x160 [ 386.275934] ? __switch_to_asm+0x34/0x70 [ 386.279994] ? __switch_to_asm+0x34/0x70 [ 386.284052] ? __switch_to_asm+0x40/0x70 [ 386.288108] ? __switch_to_asm+0x40/0x70 [ 386.292181] ? __switch_to_asm+0x34/0x70 [ 386.296247] ? __switch_to_asm+0x40/0x70 [ 386.300315] ? trace_hardirqs_on+0xbd/0x310 [ 386.304661] ? kvm_sched_clock_read+0x9/0x20 [ 386.309070] ? run_ksoftirqd+0x94/0x100 [ 386.313048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.318593] ? check_preemption_disabled+0x48/0x200 [ 386.323606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.329161] run_timer_softirq+0x52/0xb0 [ 386.333219] ? __this_cpu_preempt_check+0x1c/0x1f [ 386.338059] __do_softirq+0x30b/0xad8 [ 386.341879] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 386.346986] ? trace_hardirqs_off+0xb8/0x310 [ 386.351406] ? schedule+0x108/0x460 [ 386.355038] ? run_ksoftirqd+0x40/0x100 [ 386.359017] ? trace_hardirqs_off+0xb8/0x310 [ 386.363449] ? smpboot_thread_fn+0x68b/0xa00 [ 386.367856] ? trace_hardirqs_on+0x310/0x310 [ 386.372266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.377808] ? check_preemption_disabled+0x48/0x200 [ 386.382853] ? takeover_tasklets+0xa90/0xa90 [ 386.387273] run_ksoftirqd+0x94/0x100 [ 386.391072] smpboot_thread_fn+0x68b/0xa00 [ 386.395306] ? sort_range+0x30/0x30 [ 386.398935] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.404042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.409600] ? __kthread_parkme+0xfb/0x1a0 [ 386.413840] kthread+0x35a/0x420 [ 386.417209] ? sort_range+0x30/0x30 [ 386.420836] ? kthread_bind+0x40/0x40 [ 386.424638] ret_from_fork+0x3a/0x50 [ 386.428358] warn_alloc_show_mem: 1 callbacks suppressed [ 386.428370] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 386.428372] Mem-Info: [ 386.428413] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 386.428413] active_file:14 inactive_file:15 isolated_file:0 [ 386.428413] unevictable:0 dirty:0 writeback:0 unstable:0 [ 386.428413] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 386.428413] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 386.428413] free:13750 free_pcp:487 free_cma:0 [ 386.433762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.441044] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 386.443454] Call Trace: [ 386.476419] Node 0 [ 386.485763] [ 386.513445] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.516032] dump_stack+0x1c4/0x2b4 [ 386.518243] lowmem_reserve[]: [ 386.520411] ? dump_stack_print_info.cold.2+0x52/0x52 [ 386.545881] 0 [ 386.549509] warn_alloc.cold.119+0xb7/0x1bd [ 386.552595] 2819 [ 386.557793] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.559575] 6323 [ 386.563889] ? lock_downgrade+0x900/0x900 [ 386.565934] 6323 [ 386.570776] ? trace_hardirqs_off+0xb8/0x310 [ 386.576956] ? trace_hardirqs_off+0xb8/0x310 [ 386.578996] Node 0 [ 386.583416] __alloc_pages_slowpath+0x2667/0x2d80 [ 386.587822] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 386.590050] ? warn_alloc+0x120/0x120 [ 386.594852] lowmem_reserve[]: [ 386.621570] ? trace_hardirqs_on+0x310/0x310 [ 386.625351] 0 [ 386.628461] ? warn_alloc+0x120/0x120 [ 386.632845] 0 [ 386.634644] ? warn_alloc+0x120/0x120 [ 386.638422] 3503 [ 386.640220] ? ktime_get+0x2e1/0x440 [ 386.643994] 3503 [ 386.646057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.651810] ? check_preemption_disabled+0x48/0x200 [ 386.657322] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 386.662361] ? kasan_check_read+0x11/0x20 [ 386.662390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.691437] lowmem_reserve[]: [ 386.695583] ? should_fail+0x22d/0xd01 [ 386.701096] 0 [ 386.704198] ? rcu_bh_qs+0xc0/0xc0 [ 386.708062] 0 [ 386.709867] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.713392] 0 [ 386.715204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.720286] 0 [ 386.722094] ? should_fail+0x22d/0xd01 [ 386.729449] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.733319] Node 0 DMA: [ 386.738422] ? should_fail+0x22d/0xd01 [ 386.738440] ? rcu_idle_enter+0x4b0/0x4b0 [ 386.741092] 1*4kB [ 386.744976] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.749099] (U) [ 386.751248] ? mark_held_locks+0x130/0x130 [ 386.756330] 0*8kB [ 386.758301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.762511] 0*16kB [ 386.764656] ? mark_held_locks+0x130/0x130 [ 386.770172] 1*32kB [ 386.772419] ? rcu_irq_exit+0xce/0x100 [ 386.776625] (U) [ 386.778858] ? irq_exit+0xbd/0x1c0 [ 386.782719] 2*64kB [ 386.784694] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 386.788214] (U) [ 386.790448] ? do_raw_spin_unlock+0xa7/0x2f0 [ 386.795442] 1*128kB [ 386.797423] ? smp_call_function_single_interrupt+0x650/0x650 [ 386.802312] (U) 1*256kB [ 386.804651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.810513] (U) [ 386.813195] ? ret_from_intr+0xb/0x1e [ 386.818712] 0*512kB [ 386.820684] ? retint_kernel+0x2d/0x2d [ 386.824464] 1*1024kB [ 386.826785] ? trace_hardirqs_on_caller+0xc0/0x310 [ 386.830650] (U) [ 386.833059] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 386.837965] 1*2048kB [ 386.839940] ? trace_hardirqs_off+0x310/0x310 [ 386.844682] (M) [ 386.847094] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.851568] 3*4096kB [ 386.853546] __alloc_pages_nodemask+0xa80/0xde0 [ 386.858619] (M) [ 386.861028] ? should_fail+0x22d/0xd01 [ 386.865682] = 15908kB [ 386.867651] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 386.871518] Node 0 [ 386.873953] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.878934] DMA32: [ 386.881167] ? lock_downgrade+0x900/0x900 [ 386.885812] 5*4kB [ 386.888045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.892192] (M) [ 386.894338] cache_grow_begin+0x91/0x8c0 [ 386.899851] 1*8kB [ 386.901827] ? do_raw_spin_unlock+0xa7/0x2f0 [ 386.905866] (M) [ 386.908014] fallback_alloc+0x203/0x2e0 [ 386.912418] 3*16kB [ 386.914400] ____cache_alloc_node+0x1c7/0x1e0 [ 386.918370] (M) [ 386.920616] kmem_cache_alloc_node+0xe3/0x730 [ 386.925092] 4*32kB [ 386.927066] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.931539] (UM) [ 386.933777] __alloc_skb+0x119/0x770 [ 386.938004] 5*64kB [ 386.940070] ? skb_scrub_packet+0x490/0x490 [ 386.943761] (M) [ 386.945995] ? lock_downgrade+0x900/0x900 [ 386.950296] 5*128kB [ 386.952270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.956400] (UM) [ 386.958727] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.964243] 2*256kB [ 386.966305] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.971731] (M) [ 386.974068] ? addrconf_rs_timer+0x690/0x690 [ 386.979497] 4*512kB [ 386.981477] ndisc_alloc_skb+0x144/0x340 [ 386.985856] (UM) [ 386.988184] ndisc_send_rs+0x331/0x6e0 [ 386.992224] 3*1024kB [ 386.994287] addrconf_rs_timer+0x314/0x690 [ 386.998155] (UM) [ 387.000564] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 387.004777] 3*2048kB [ 387.006836] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.012349] (M) [ 387.014764] call_timer_fn+0x272/0x920 [ 387.018973] 3*4096kB [ 387.020944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.024805] (M) [ 387.027210] ? process_timeout+0x40/0x40 [ 387.031424] = 25228kB [ 387.033416] ? trace_hardirqs_off+0xb8/0x310 [ 387.037445] Node 0 [ 387.039872] ? kasan_check_read+0x11/0x20 [ 387.044260] Normal: [ 387.046496] ? do_raw_spin_unlock+0xa7/0x2f0 [ 387.050619] 1316*4kB [ 387.052942] ? trace_hardirqs_on+0x310/0x310 [ 387.057356] (ME) [ 387.059785] ? __run_timers+0x7da/0xc70 [ 387.064167] 462*8kB [ 387.066224] ? lock_downgrade+0x900/0x900 [ 387.070196] (UMEH) [ 387.072524] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 387.076651] 167*16kB [ 387.078886] ? trace_hardirqs_on+0xbd/0x310 [ 387.083966] (UMEH) [ 387.086372] ? kasan_check_read+0x11/0x20 [ 387.090681] 42*32kB [ 387.092938] ? __run_timers+0x7da/0xc70 [ 387.097053] (UMEH) 4*64kB [ 387.099394] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.103343] (UH) [ 387.106183] ? kasan_check_write+0x14/0x20 [ 387.111610] 1*128kB [ 387.113682] ? do_raw_spin_lock+0xc1/0x200 [ 387.117910] (U) [ 387.120237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.124449] 0*256kB [ 387.126424] __run_timers+0x7e5/0xc70 [ 387.130637] 1*512kB [ 387.132960] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 387.136744] (U) [ 387.139065] ? lock_acquire+0x1ed/0x520 [ 387.144406] 0*1024kB [ 387.146393] ? __hrtimer_run_queues+0x488/0x10d0 [ 387.150343] 0*2048kB [ 387.152746] ? lock_release+0x970/0x970 [ 387.157484] 0*4096kB [ 387.159894] ? trace_hardirqs_off+0xb8/0x310 [ 387.163849] = 13872kB [ 387.166258] ? do_raw_spin_unlock+0xa7/0x2f0 [ 387.170649] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 387.173047] ? kasan_check_write+0x14/0x20 [ 387.177442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 387.186270] ? pvclock_read_flags+0x160/0x160 [ 387.190489] 4244 total pagecache pages [ 387.199058] ? lock_downgrade+0x900/0x900 [ 387.203535] 0 pages in swap cache [ 387.207428] ? trace_hardirqs_on+0xbd/0x310 [ 387.211555] Swap cache stats: add 0, delete 0, find 0/0 [ 387.215003] ? kvm_sched_clock_read+0x9/0x20 [ 387.219300] Free swap = 0kB [ 387.224657] ? irq_exit+0x17f/0x1c0 [ 387.229043] Total swap = 0kB [ 387.232058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.235667] 1965979 pages RAM [ 387.238682] ? check_preemption_disabled+0x48/0x200 [ 387.244197] 0 pages HighMem/MovableOnly [ 387.247300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.252289] 342307 pages reserved [ 387.252298] 0 pages cma reserved [ 387.256269] run_timer_softirq+0x52/0xb0 [ 387.261861] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.265240] ? __this_cpu_preempt_check+0x1c/0x1f [ 387.268661] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.272648] __do_softirq+0x30b/0xad8 [ 387.279116] ksoftirqd/1 cpuset= [ 387.283957] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 387.294243] / [ 387.298045] ? pvclock_read_flags+0x160/0x160 [ 387.301304] mems_allowed=0 [ 387.306413] ? lapic_next_event+0x5a/0x90 [ 387.319662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.325200] ? clockevents_program_event+0x140/0x370 [ 387.330318] ? kvm_clock_read+0x18/0x30 [ 387.334291] ? kvm_sched_clock_read+0x9/0x20 [ 387.338738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.344279] ? check_preemption_disabled+0x48/0x200 [ 387.349301] irq_exit+0x17f/0x1c0 [ 387.352757] smp_apic_timer_interrupt+0x1cb/0x760 [ 387.357603] ? smp_call_function_single_interrupt+0x159/0x650 [ 387.363492] ? smp_call_function_single_interrupt+0x650/0x650 [ 387.369373] ? interrupt_entry+0xb5/0xf0 [ 387.373449] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.378466] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.383482] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.388324] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.393336] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.398351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.403895] ? check_preemption_disabled+0x48/0x200 [ 387.408930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.414485] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.419347] apic_timer_interrupt+0xf/0x20 [ 387.423591] [ 387.425833] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 387.430768] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 387.449665] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 387.457374] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 387.464669] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 387.471934] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 387.479198] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 387.486467] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 387.493749] ? trace_hardirqs_on+0xb4/0x310 [ 387.498078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.503620] skb_clone+0x1bb/0x500 [ 387.507164] ? finish_task_switch+0x2f5/0x900 [ 387.511659] ? skb_split+0x11e0/0x11e0 [ 387.515557] ? preempt_notifier_register+0x200/0x200 [ 387.520656] ? __switch_to_asm+0x34/0x70 [ 387.524716] ? __switch_to_asm+0x34/0x70 [ 387.528780] ? __switch_to_asm+0x40/0x70 [ 387.532846] ? __switch_to_asm+0x34/0x70 [ 387.536929] ? __switch_to_asm+0x40/0x70 [ 387.540985] ? __switch_to_asm+0x34/0x70 [ 387.545046] ? __switch_to_asm+0x40/0x70 [ 387.549107] ? __switch_to_asm+0x34/0x70 [ 387.553165] ? __switch_to_asm+0x34/0x70 [ 387.557225] ? __switch_to_asm+0x40/0x70 [ 387.561280] ? __switch_to_asm+0x34/0x70 [ 387.565351] bpf_clone_redirect+0xb9/0x490 [ 387.569612] ? __schedule+0x874/0x1ed0 [ 387.573502] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 387.578548] ? __sched_text_start+0x8/0x8 [ 387.582701] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 387.587473] ? retint_kernel+0x2d/0x2d [ 387.591368] ? lock_acquire+0x1ed/0x520 [ 387.595356] ? bpf_test_run+0x32e/0x5a0 [ 387.599345] ? lock_release+0x970/0x970 [ 387.603326] ? preempt_schedule+0x4d/0x60 [ 387.607482] ? preempt_schedule_common+0x1f/0xd0 [ 387.612241] ? preempt_schedule+0x4d/0x60 [ 387.616401] ? ___preempt_schedule+0x16/0x18 [ 387.620825] ? bpf_test_run+0x1c0/0x5a0 [ 387.624809] ? netlink_diag_dump+0x2a0/0x2a0 [ 387.629220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.634754] ? bpf_test_init.isra.9+0x70/0x100 [ 387.639395] ? bpf_prog_test_run_skb+0x634/0xb40 [ 387.644160] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 387.649005] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 387.654544] ? fput+0x130/0x1a0 [ 387.657826] ? __bpf_prog_get+0x9b/0x290 [ 387.661887] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 387.666729] ? bpf_prog_test_run+0x130/0x1a0 [ 387.671139] ? __x64_sys_bpf+0x3d8/0x510 [ 387.675198] ? bpf_prog_get+0x20/0x20 [ 387.679012] ? do_syscall_64+0x1b9/0x820 [ 387.683083] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 387.688448] ? syscall_return_slowpath+0x5e0/0x5e0 [ 387.693850] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.698867] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 387.703890] ? recalc_sigpending_tsk+0x180/0x180 [ 387.708647] ? kasan_check_write+0x14/0x20 [ 387.712897] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.717742] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 387.723131] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 387.723206] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.729983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.729988] Call Trace: [ 387.730009] dump_stack+0x1c4/0x2b4 [ 387.730028] ? dump_stack_print_info.cold.2+0x52/0x52 [ 387.736568] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.745864] warn_alloc.cold.119+0xb7/0x1bd [ 387.748427] syz-executor0 cpuset= [ 387.752048] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.757213] syz0 [ 387.767702] ? lock_downgrade+0x900/0x900 [ 387.772025] mems_allowed=0 [ 387.775476] ? trace_hardirqs_off+0xb8/0x310 [ 387.793714] ? trace_hardirqs_off+0xb8/0x310 [ 387.798129] __alloc_pages_slowpath+0x2667/0x2d80 [ 387.803039] ? warn_alloc+0x120/0x120 [ 387.806854] ? warn_alloc+0x120/0x120 [ 387.810687] ? warn_alloc+0x120/0x120 [ 387.814547] ? mark_held_locks+0x130/0x130 [ 387.818803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.824356] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.829912] ? should_fail+0x22d/0xd01 [ 387.833807] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.838911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.844467] ? should_fail+0x22d/0xd01 [ 387.848360] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.853488] ? should_fail+0x22d/0xd01 [ 387.857405] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.862513] ? mark_held_locks+0x130/0x130 [ 387.866750] ? mark_held_locks+0x130/0x130 [ 387.870986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.876524] ? trace_hardirqs_off+0xb8/0x310 [ 387.880932] ? kasan_check_read+0x11/0x20 [ 387.885079] ? do_raw_spin_unlock+0xa7/0x2f0 [ 387.889518] ? trace_hardirqs_on+0x310/0x310 [ 387.893934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.899469] ? wq_watchdog_touch+0x9c/0xfe [ 387.903717] ? io_serial_in+0x11/0x90 [ 387.907520] ? retint_kernel+0x2d/0x2d [ 387.911416] ? trace_hardirqs_on_caller+0xc0/0x310 [ 387.916347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 387.921114] ? trace_hardirqs_off+0x310/0x310 [ 387.925608] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 387.930735] __alloc_pages_nodemask+0xa80/0xde0 [ 387.935412] ? should_fail+0x22d/0xd01 [ 387.939305] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 387.944337] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.949010] ? lock_downgrade+0x900/0x900 [ 387.953168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.958713] cache_grow_begin+0x91/0x8c0 [ 387.962775] ? do_raw_spin_unlock+0xa7/0x2f0 [ 387.967190] fallback_alloc+0x203/0x2e0 [ 387.971181] ____cache_alloc_node+0x1c7/0x1e0 [ 387.975689] kmem_cache_alloc_node+0xe3/0x730 [ 387.980189] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.984428] __alloc_skb+0x119/0x770 [ 387.988148] ? skb_scrub_packet+0x490/0x490 [ 387.992470] ? lock_downgrade+0x900/0x900 [ 387.996624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.002162] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.007614] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.013066] ? addrconf_rs_timer+0x690/0x690 [ 388.017487] ndisc_alloc_skb+0x144/0x340 [ 388.021554] ndisc_send_rs+0x331/0x6e0 [ 388.025446] addrconf_rs_timer+0x314/0x690 [ 388.029682] ? lock_release+0x970/0x970 [ 388.033661] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.037915] call_timer_fn+0x272/0x920 [ 388.041805] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.046128] ? process_timeout+0x40/0x40 [ 388.050186] ? kasan_check_read+0x11/0x20 [ 388.054333] ? do_raw_spin_unlock+0xa7/0x2f0 [ 388.058752] ? trace_hardirqs_on+0x310/0x310 [ 388.063160] ? __run_timers+0x7da/0xc70 [ 388.067135] ? lock_downgrade+0x900/0x900 [ 388.071286] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.076398] ? trace_hardirqs_on+0xbd/0x310 [ 388.080731] ? kasan_check_read+0x11/0x20 [ 388.084881] ? __run_timers+0x7da/0xc70 [ 388.088862] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.094314] ? kasan_check_write+0x14/0x20 [ 388.098552] ? do_raw_spin_lock+0xc1/0x200 [ 388.102801] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.107035] __run_timers+0x7e5/0xc70 [ 388.110844] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 388.116212] ? lock_downgrade+0x900/0x900 [ 388.120363] ? finish_task_switch+0x1b5/0x900 [ 388.124869] ? trace_hardirqs_on+0xbd/0x310 [ 388.129189] ? kasan_check_read+0x11/0x20 [ 388.133335] ? finish_task_switch+0x1f5/0x900 [ 388.137830] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.143282] ? compat_start_thread+0x80/0x80 [ 388.147694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.153239] ? pvclock_read_flags+0x160/0x160 [ 388.157733] ? __switch_to_asm+0x34/0x70 [ 388.161793] ? __switch_to_asm+0x34/0x70 [ 388.165850] ? __switch_to_asm+0x40/0x70 [ 388.169920] ? __switch_to_asm+0x40/0x70 [ 388.173991] ? __switch_to_asm+0x34/0x70 [ 388.178062] ? __switch_to_asm+0x40/0x70 [ 388.182128] ? trace_hardirqs_on+0xbd/0x310 [ 388.186462] ? kvm_sched_clock_read+0x9/0x20 [ 388.190872] ? run_ksoftirqd+0x94/0x100 [ 388.194862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.200410] ? check_preemption_disabled+0x48/0x200 [ 388.205440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.210998] run_timer_softirq+0x52/0xb0 [ 388.215103] ? __this_cpu_preempt_check+0x1c/0x1f [ 388.219945] __do_softirq+0x30b/0xad8 [ 388.223752] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 388.228853] ? trace_hardirqs_off+0xb8/0x310 [ 388.233265] ? schedule+0x108/0x460 [ 388.236902] ? run_ksoftirqd+0x40/0x100 [ 388.240895] ? trace_hardirqs_off+0xb8/0x310 [ 388.245306] ? smpboot_thread_fn+0x68b/0xa00 [ 388.249714] ? trace_hardirqs_on+0x310/0x310 [ 388.254128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.259664] ? check_preemption_disabled+0x48/0x200 [ 388.264683] ? takeover_tasklets+0xa90/0xa90 [ 388.269092] run_ksoftirqd+0x94/0x100 [ 388.272912] smpboot_thread_fn+0x68b/0xa00 [ 388.277152] ? sort_range+0x30/0x30 [ 388.280777] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.285881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.291423] ? __kthread_parkme+0xfb/0x1a0 [ 388.295665] kthread+0x35a/0x420 [ 388.299033] ? sort_range+0x30/0x30 [ 388.302658] ? kthread_bind+0x40/0x40 [ 388.306469] ret_from_fork+0x3a/0x50 [ 388.310188] warn_alloc_show_mem: 1 callbacks suppressed [ 388.310200] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 388.310202] Mem-Info: [ 388.310233] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 388.310233] active_file:14 inactive_file:15 isolated_file:0 [ 388.310233] unevictable:0 dirty:0 writeback:0 unstable:0 [ 388.310233] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 388.310233] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 388.310233] free:13750 free_pcp:487 free_cma:0 [ 388.315574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.322854] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 388.325251] Call Trace: [ 388.358205] Node 0 [ 388.367555] [ 388.395237] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 388.397802] dump_stack+0x1c4/0x2b4 [ 388.400015] lowmem_reserve[]: [ 388.402163] ? dump_stack_print_info.cold.2+0x52/0x52 [ 388.427634] 0 2819 [ 388.431283] warn_alloc.cold.119+0xb7/0x1bd [ 388.434359] 6323 [ 388.439555] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.441779] 6323 [ 388.446098] ? lock_downgrade+0x900/0x900 [ 388.452974] ? trace_hardirqs_off+0xb8/0x310 [ 388.455018] Node 0 [ 388.459161] ? trace_hardirqs_off+0xb8/0x310 [ 388.463573] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 388.465785] __alloc_pages_slowpath+0x2667/0x2d80 [ 388.470175] lowmem_reserve[]: [ 388.496912] ? warn_alloc+0x120/0x120 [ 388.501722] 0 [ 388.504822] ? trace_hardirqs_on+0x310/0x310 [ 388.508601] 0 [ 388.510417] ? warn_alloc+0x120/0x120 [ 388.514796] 3503 [ 388.516594] ? warn_alloc+0x120/0x120 [ 388.520373] 3503 [ 388.522447] ? ktime_get+0x2e1/0x440 [ 388.528288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.531980] Node 0 [ 388.537531] ? check_preemption_disabled+0x48/0x200 [ 388.537563] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 388.537570] lowmem_reserve[]: [ 388.539806] ? kasan_check_read+0x11/0x20 [ 388.544799] 0 [ 388.573163] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.576248] 0 [ 388.580401] ? should_fail+0x22d/0xd01 [ 388.582178] 0 [ 388.587713] ? rcu_bh_qs+0xc0/0xc0 [ 388.589493] 0 [ 388.593387] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.598701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.600484] Node 0 [ 388.605585] ? should_fail+0x22d/0xd01 [ 388.611099] DMA: [ 388.613335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.617200] 1*4kB [ 388.619257] ? should_fail+0x22d/0xd01 [ 388.624335] (U) [ 388.626481] ? rcu_idle_enter+0x4b0/0x4b0 [ 388.630354] 0*8kB [ 388.632335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.636459] 0*16kB [ 388.638602] ? mark_held_locks+0x130/0x130 [ 388.643685] 1*32kB [ 388.645917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.650131] (U) [ 388.652365] ? mark_held_locks+0x130/0x130 [ 388.657878] 2*64kB (U) [ 388.659863] ? rcu_irq_exit+0xce/0x100 [ 388.664071] 1*128kB [ 388.666653] ? irq_exit+0xbd/0x1c0 [ 388.670519] (U) [ 388.672850] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 388.676369] 1*256kB [ 388.678364] ? do_raw_spin_unlock+0xa7/0x2f0 [ 388.683365] (U) [ 388.685694] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.690081] 0*512kB [ 388.692061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.697925] 1*1024kB [ 388.700242] ? ret_from_intr+0xb/0x1e [ 388.705756] (U) [ 388.708163] ? retint_kernel+0x2d/0x2d [ 388.711941] 1*2048kB [ 388.713918] ? trace_hardirqs_on_caller+0xc0/0x310 [ 388.717784] (M) [ 388.720193] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 388.725102] 3*4096kB [ 388.727081] ? trace_hardirqs_off+0x310/0x310 [ 388.731814] (M) [ 388.734220] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.738696] = 15908kB [ 388.740676] __alloc_pages_nodemask+0xa80/0xde0 [ 388.745751] Node 0 [ 388.748164] ? should_fail+0x22d/0xd01 [ 388.752813] DMA32: [ 388.755047] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 388.758913] 5*4kB [ 388.761160] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.766142] (M) [ 388.768291] ? lock_downgrade+0x900/0x900 [ 388.772931] 1*8kB (M) [ 388.774926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.779057] 3*16kB [ 388.781551] cache_grow_begin+0x91/0x8c0 [ 388.787064] (M) [ 388.789300] ? do_raw_spin_unlock+0xa7/0x2f0 [ 388.793336] 4*32kB [ 388.795308] fallback_alloc+0x203/0x2e0 [ 388.800146] (UM) [ 388.802395] ____cache_alloc_node+0x1c7/0x1e0 [ 388.806343] 5*64kB [ 388.808416] kmem_cache_alloc_node+0xe3/0x730 [ 388.812880] (M) [ 388.815116] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.819586] 5*128kB [ 388.821565] __alloc_skb+0x119/0x770 [ 388.825774] (UM) [ 388.828104] ? skb_scrub_packet+0x490/0x490 [ 388.831797] 2*256kB [ 388.833857] ? lock_downgrade+0x900/0x900 [ 388.838152] (M) [ 388.840477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.844601] 4*512kB [ 388.846575] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.852084] (UM) [ 388.854418] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.859839] 3*1024kB [ 388.861899] ? addrconf_rs_timer+0x690/0x690 [ 388.867333] (UM) [ 388.869748] ndisc_alloc_skb+0x144/0x340 [ 388.874130] 3*2048kB [ 388.876189] ndisc_send_rs+0x331/0x6e0 [ 388.880228] (M) [ 388.882636] addrconf_rs_timer+0x314/0x690 [ 388.886503] 3*4096kB [ 388.888476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 388.892718] (M) [ 388.895129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.900640] = 25228kB [ 388.902618] call_timer_fn+0x272/0x920 [ 388.906825] Node 0 [ 388.909230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.913090] Normal: [ 388.915325] ? process_timeout+0x40/0x40 [ 388.919538] 1316*4kB [ 388.921861] ? trace_hardirqs_off+0xb8/0x310 [ 388.925897] (ME) [ 388.928305] ? kasan_check_read+0x11/0x20 [ 388.932693] 462*8kB [ 388.934752] ? do_raw_spin_unlock+0xa7/0x2f0 [ 388.938873] (UMEH) [ 388.941190] ? trace_hardirqs_on+0x310/0x310 [ 388.945579] 167*16kB [ 388.947816] ? __run_timers+0x7da/0xc70 [ 388.952204] (UMEH) [ 388.954613] ? lock_downgrade+0x900/0x900 [ 388.958560] 42*32kB (UMEH) [ 388.960808] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.964937] 4*64kB [ 388.967865] ? trace_hardirqs_on+0xbd/0x310 [ 388.972944] (UH) [ 388.975187] ? kasan_check_read+0x11/0x20 [ 388.979484] 1*128kB [ 388.981547] ? __run_timers+0x7da/0xc70 [ 388.985674] (U) [ 388.987997] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.991952] 0*256kB [ 388.993926] ? kasan_check_write+0x14/0x20 [ 388.999359] 1*512kB [ 389.001687] ? do_raw_spin_lock+0xc1/0x200 [ 389.005892] (U) [ 389.008216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.012436] 0*1024kB [ 389.014432] __run_timers+0x7e5/0xc70 [ 389.018644] 0*2048kB [ 389.021071] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 389.024844] 0*4096kB [ 389.027246] ? lock_acquire+0x1ed/0x520 [ 389.032585] = 13872kB [ 389.034991] ? __hrtimer_run_queues+0x488/0x10d0 [ 389.038945] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.041344] ? lock_release+0x970/0x970 [ 389.046084] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.054906] ? trace_hardirqs_off+0xb8/0x310 [ 389.058862] 4244 total pagecache pages [ 389.067440] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.071834] 0 pages in swap cache [ 389.075721] ? kasan_check_write+0x14/0x20 [ 389.080113] Swap cache stats: add 0, delete 0, find 0/0 [ 389.083577] ? pvclock_read_flags+0x160/0x160 [ 389.087785] Free swap = 0kB [ 389.087795] Total swap = 0kB [ 389.093156] ? lock_downgrade+0x900/0x900 [ 389.097630] 1965979 pages RAM [ 389.100650] ? trace_hardirqs_on+0xbd/0x310 [ 389.103649] 0 pages HighMem/MovableOnly [ 389.107796] ? kvm_sched_clock_read+0x9/0x20 [ 389.110880] 342307 pages reserved [ 389.115206] ? irq_exit+0x17f/0x1c0 [ 389.119159] 0 pages cma reserved [ 389.123565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.127044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.130614] ? check_preemption_disabled+0x48/0x200 [ 389.134011] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.139500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.145978] ksoftirqd/1 cpuset= [ 389.150998] run_timer_softirq+0x52/0xb0 [ 389.161289] / [ 389.166827] ? __this_cpu_preempt_check+0x1c/0x1f [ 389.170083] mems_allowed=0 [ 389.174139] __do_softirq+0x30b/0xad8 [ 389.187562] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 389.192668] ? pvclock_read_flags+0x160/0x160 [ 389.197165] ? lapic_next_event+0x5a/0x90 [ 389.201313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.206858] ? clockevents_program_event+0x140/0x370 [ 389.211973] ? kvm_clock_read+0x18/0x30 [ 389.215950] ? kvm_sched_clock_read+0x9/0x20 [ 389.220368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.225925] ? check_preemption_disabled+0x48/0x200 [ 389.230953] irq_exit+0x17f/0x1c0 [ 389.234422] smp_apic_timer_interrupt+0x1cb/0x760 [ 389.239268] ? smp_call_function_single_interrupt+0x159/0x650 [ 389.245152] ? smp_call_function_single_interrupt+0x650/0x650 [ 389.251122] ? interrupt_entry+0xb5/0xf0 [ 389.255183] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.260197] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.265214] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.270053] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.275065] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.280081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.285622] ? check_preemption_disabled+0x48/0x200 [ 389.290639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.296183] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.301032] apic_timer_interrupt+0xf/0x20 [ 389.305261] [ 389.307499] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 389.312431] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 389.331329] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 389.339034] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 389.346298] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 389.353563] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 389.360836] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 389.368101] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 389.375393] ? trace_hardirqs_on+0xb4/0x310 [ 389.379730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.385295] skb_clone+0x1bb/0x500 [ 389.388834] ? finish_task_switch+0x2f5/0x900 [ 389.393331] ? skb_split+0x11e0/0x11e0 [ 389.397220] ? preempt_notifier_register+0x200/0x200 [ 389.402321] ? __switch_to_asm+0x34/0x70 [ 389.406388] ? __switch_to_asm+0x34/0x70 [ 389.410461] ? __switch_to_asm+0x40/0x70 [ 389.414521] ? __switch_to_asm+0x34/0x70 [ 389.418591] ? __switch_to_asm+0x40/0x70 [ 389.422648] ? __switch_to_asm+0x34/0x70 [ 389.426703] ? __switch_to_asm+0x40/0x70 [ 389.430758] ? __switch_to_asm+0x34/0x70 [ 389.434817] ? __switch_to_asm+0x34/0x70 [ 389.438873] ? __switch_to_asm+0x40/0x70 [ 389.442931] ? __switch_to_asm+0x34/0x70 [ 389.446997] bpf_clone_redirect+0xb9/0x490 [ 389.451233] ? __schedule+0x874/0x1ed0 [ 389.455121] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 389.460140] ? __sched_text_start+0x8/0x8 [ 389.464289] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 389.469046] ? retint_kernel+0x2d/0x2d [ 389.472941] ? lock_acquire+0x1ed/0x520 [ 389.476913] ? bpf_test_run+0x32e/0x5a0 [ 389.480888] ? lock_release+0x970/0x970 [ 389.484870] ? preempt_schedule+0x4d/0x60 [ 389.489022] ? preempt_schedule_common+0x1f/0xd0 [ 389.493778] ? preempt_schedule+0x4d/0x60 [ 389.497924] ? ___preempt_schedule+0x16/0x18 [ 389.502338] ? bpf_test_run+0x1c0/0x5a0 [ 389.506320] ? netlink_diag_dump+0x2a0/0x2a0 [ 389.510728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.516262] ? bpf_test_init.isra.9+0x70/0x100 [ 389.520850] ? bpf_prog_test_run_skb+0x634/0xb40 [ 389.525611] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 389.530462] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.535996] ? fput+0x130/0x1a0 [ 389.539280] ? __bpf_prog_get+0x9b/0x290 [ 389.543342] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 389.548181] ? bpf_prog_test_run+0x130/0x1a0 [ 389.552602] ? __x64_sys_bpf+0x3d8/0x510 [ 389.556665] ? bpf_prog_get+0x20/0x20 [ 389.560478] ? do_syscall_64+0x1b9/0x820 [ 389.564536] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 389.569901] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.574832] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.579848] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 389.584866] ? recalc_sigpending_tsk+0x180/0x180 [ 389.589618] ? kasan_check_write+0x14/0x20 [ 389.593858] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.598709] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.604081] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 389.604135] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.610927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.610931] Call Trace: [ 389.610953] dump_stack+0x1c4/0x2b4 [ 389.610972] ? dump_stack_print_info.cold.2+0x52/0x52 [ 389.617518] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.626806] warn_alloc.cold.119+0xb7/0x1bd [ 389.629366] syz-executor0 cpuset= [ 389.632995] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.638160] syz0 [ 389.648640] ? lock_downgrade+0x900/0x900 [ 389.652941] mems_allowed=0 [ 389.656397] ? trace_hardirqs_off+0xb8/0x310 [ 389.674624] ? trace_hardirqs_off+0xb8/0x310 [ 389.679038] __alloc_pages_slowpath+0x2667/0x2d80 [ 389.683898] ? warn_alloc+0x120/0x120 [ 389.687712] ? warn_alloc+0x120/0x120 [ 389.691517] ? warn_alloc+0x120/0x120 [ 389.695687] ? mark_held_locks+0x130/0x130 [ 389.699934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.705474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.711012] ? should_fail+0x22d/0xd01 [ 389.714917] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.720020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.725556] ? should_fail+0x22d/0xd01 [ 389.729451] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.734563] ? should_fail+0x22d/0xd01 [ 389.738455] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.743569] ? mark_held_locks+0x130/0x130 [ 389.747829] ? mark_held_locks+0x130/0x130 [ 389.752102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.757656] ? trace_hardirqs_off+0xb8/0x310 [ 389.762246] ? kasan_check_read+0x11/0x20 [ 389.766400] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.770821] ? trace_hardirqs_on+0x310/0x310 [ 389.775226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.780763] ? wq_watchdog_touch+0x9c/0xfe [ 389.785014] ? io_serial_in+0x11/0x90 [ 389.788813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.794353] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.799471] __alloc_pages_nodemask+0xa80/0xde0 [ 389.804140] ? should_fail+0x22d/0xd01 [ 389.808031] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 389.813090] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.817758] ? lock_downgrade+0x900/0x900 [ 389.821919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.827465] cache_grow_begin+0x91/0x8c0 [ 389.831528] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.835945] fallback_alloc+0x203/0x2e0 [ 389.839929] ____cache_alloc_node+0x1c7/0x1e0 [ 389.844433] kmem_cache_alloc_node+0xe3/0x730 [ 389.848937] ? ipv6_get_ifaddr+0x42e/0x620 [ 389.853182] __alloc_skb+0x119/0x770 [ 389.856896] ? skb_scrub_packet+0x490/0x490 [ 389.861229] ? lock_downgrade+0x900/0x900 [ 389.865389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.870931] ? refcount_sub_and_test_checked+0x203/0x310 [ 389.876419] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.881868] ? addrconf_rs_timer+0x690/0x690 [ 389.886283] ndisc_alloc_skb+0x144/0x340 [ 389.890351] ndisc_send_rs+0x331/0x6e0 [ 389.894253] addrconf_rs_timer+0x314/0x690 [ 389.898487] ? lock_release+0x970/0x970 [ 389.902466] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.906713] call_timer_fn+0x272/0x920 [ 389.910604] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.914837] ? process_timeout+0x40/0x40 [ 389.918897] ? kasan_check_read+0x11/0x20 [ 389.923052] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.927459] ? trace_hardirqs_on+0x310/0x310 [ 389.931867] ? __run_timers+0x7da/0xc70 [ 389.935845] ? lock_downgrade+0x900/0x900 [ 389.939992] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.945093] ? trace_hardirqs_on+0xbd/0x310 [ 389.949412] ? kasan_check_read+0x11/0x20 [ 389.953561] ? __run_timers+0x7da/0xc70 [ 389.957534] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.962982] ? kasan_check_write+0x14/0x20 [ 389.967219] ? do_raw_spin_lock+0xc1/0x200 [ 389.971456] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.975687] __run_timers+0x7e5/0xc70 [ 389.979498] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 389.984903] ? lock_downgrade+0x900/0x900 [ 389.989060] ? finish_task_switch+0x1b5/0x900 [ 389.993562] ? trace_hardirqs_on+0xbd/0x310 [ 389.997880] ? kasan_check_read+0x11/0x20 [ 390.002032] ? finish_task_switch+0x1f5/0x900 [ 390.006527] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.011977] ? compat_start_thread+0x80/0x80 [ 390.016399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.021948] ? pvclock_read_flags+0x160/0x160 [ 390.026442] ? __switch_to_asm+0x34/0x70 [ 390.030503] ? __switch_to_asm+0x34/0x70 [ 390.034563] ? __switch_to_asm+0x40/0x70 [ 390.038619] ? __switch_to_asm+0x40/0x70 [ 390.042677] ? __switch_to_asm+0x34/0x70 [ 390.046734] ? __switch_to_asm+0x40/0x70 [ 390.050801] ? trace_hardirqs_on+0xbd/0x310 [ 390.055120] ? kvm_sched_clock_read+0x9/0x20 [ 390.059530] ? run_ksoftirqd+0x94/0x100 [ 390.063507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.069045] ? check_preemption_disabled+0x48/0x200 [ 390.074060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.079604] run_timer_softirq+0x52/0xb0 [ 390.083669] ? __this_cpu_preempt_check+0x1c/0x1f [ 390.088513] __do_softirq+0x30b/0xad8 [ 390.092333] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 390.097461] ? trace_hardirqs_off+0xb8/0x310 [ 390.101874] ? schedule+0x108/0x460 [ 390.105512] ? run_ksoftirqd+0x40/0x100 [ 390.109486] ? trace_hardirqs_off+0xb8/0x310 [ 390.113893] ? smpboot_thread_fn+0x68b/0xa00 [ 390.118305] ? trace_hardirqs_on+0x310/0x310 [ 390.122711] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.128254] ? check_preemption_disabled+0x48/0x200 [ 390.133270] ? takeover_tasklets+0xa90/0xa90 [ 390.137685] run_ksoftirqd+0x94/0x100 [ 390.141487] smpboot_thread_fn+0x68b/0xa00 [ 390.145722] ? sort_range+0x30/0x30 [ 390.149351] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 390.154461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.159996] ? __kthread_parkme+0xfb/0x1a0 [ 390.164241] kthread+0x35a/0x420 [ 390.167607] ? sort_range+0x30/0x30 [ 390.171262] ? kthread_bind+0x40/0x40 [ 390.175061] ret_from_fork+0x3a/0x50 [ 390.178780] warn_alloc_show_mem: 1 callbacks suppressed [ 390.178793] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 390.178795] Mem-Info: [ 390.178825] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 390.178825] active_file:14 inactive_file:15 isolated_file:0 [ 390.178825] unevictable:0 dirty:0 writeback:0 unstable:0 [ 390.178825] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 390.178825] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 390.178825] free:13750 free_pcp:487 free_cma:0 [ 390.184168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.191449] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 390.193852] Call Trace: [ 390.226802] Node 0 [ 390.236148] [ 390.263831] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 390.266400] dump_stack+0x1c4/0x2b4 [ 390.268605] lowmem_reserve[]: 0 [ 390.270762] ? dump_stack_print_info.cold.2+0x52/0x52 [ 390.296240] 2819 [ 390.299872] warn_alloc.cold.119+0xb7/0x1bd [ 390.303121] 6323 6323 [ 390.308316] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.314680] ? lock_downgrade+0x900/0x900 [ 390.317153] Node 0 [ 390.321992] ? trace_hardirqs_off+0xb8/0x310 [ 390.326153] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 390.328359] ? trace_hardirqs_off+0xb8/0x310 [ 390.332740] lowmem_reserve[]: [ 390.359454] __alloc_pages_slowpath+0x2667/0x2d80 [ 390.363837] 0 [ 390.366975] ? warn_alloc+0x120/0x120 [ 390.371777] 0 [ 390.373579] ? trace_hardirqs_on+0x310/0x310 [ 390.377355] 3503 [ 390.379162] ? warn_alloc+0x120/0x120 [ 390.383551] 3503 [ 390.385607] ? warn_alloc+0x120/0x120 [ 390.391455] ? ktime_get+0x2e1/0x440 [ 390.395239] Node 0 [ 390.398945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.398977] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 390.398984] lowmem_reserve[]: [ 390.401220] ? check_preemption_disabled+0x48/0x200 [ 390.406726] 0 0 [ 390.435104] ? kasan_check_read+0x11/0x20 [ 390.438190] 0 [ 390.443200] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.445154] 0 [ 390.449301] ? should_fail+0x22d/0xd01 [ 390.456608] ? rcu_bh_qs+0xc0/0xc0 [ 390.458397] Node 0 [ 390.462295] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.465808] DMA: [ 390.468048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.473123] 1*4kB [ 390.475183] ? should_fail+0x22d/0xd01 [ 390.480697] (U) [ 390.482843] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.486705] 0*8kB [ 390.488675] ? should_fail+0x22d/0xd01 [ 390.493755] 0*16kB [ 390.495899] ? rcu_idle_enter+0x4b0/0x4b0 [ 390.499771] 1*32kB [ 390.502005] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.506131] (U) [ 390.508370] ? mark_held_locks+0x130/0x130 [ 390.513458] 2*64kB [ 390.515452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.519665] (U) [ 390.521901] ? mark_held_locks+0x130/0x130 [ 390.527422] 1*128kB [ 390.529403] ? rcu_irq_exit+0xce/0x100 [ 390.533613] (U) [ 390.535934] ? irq_exit+0xbd/0x1c0 [ 390.539893] 1*256kB [ 390.541867] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 390.545391] (U) [ 390.547715] ? do_raw_spin_unlock+0xa7/0x2f0 [ 390.552706] 0*512kB [ 390.554680] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.559064] 1*1024kB [ 390.561403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.567261] (U) [ 390.569670] ? ret_from_intr+0xb/0x1e [ 390.575185] 1*2048kB [ 390.577164] ? retint_kernel+0x2d/0x2d [ 390.580938] (M) [ 390.583350] ? trace_hardirqs_on_caller+0xc0/0x310 [ 390.587216] 3*4096kB [ 390.589198] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 390.594099] (M) [ 390.596507] ? trace_hardirqs_off+0x310/0x310 [ 390.601266] = 15908kB [ 390.603234] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 390.607704] Node 0 [ 390.610115] __alloc_pages_nodemask+0xa80/0xde0 [ 390.615187] DMA32: [ 390.617428] ? should_fail+0x22d/0xd01 [ 390.622068] 5*4kB [ 390.624303] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 390.628162] (M) [ 390.630319] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.635300] 1*8kB [ 390.637275] ? lock_downgrade+0x900/0x900 [ 390.641922] (M) [ 390.644071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.648196] 3*16kB [ 390.650171] cache_grow_begin+0x91/0x8c0 [ 390.655685] (M) [ 390.657916] ? do_raw_spin_unlock+0xa7/0x2f0 [ 390.661956] 4*32kB [ 390.663951] fallback_alloc+0x203/0x2e0 [ 390.668332] (UM) [ 390.670567] ____cache_alloc_node+0x1c7/0x1e0 [ 390.674536] 5*64kB [ 390.676593] kmem_cache_alloc_node+0xe3/0x730 [ 390.681060] (M) [ 390.683318] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.687784] 5*128kB (UM) [ 390.689768] __alloc_skb+0x119/0x770 [ 390.693976] 2*256kB [ 390.696725] ? skb_scrub_packet+0x490/0x490 [ 390.700408] (M) 4*512kB (UM) [ 390.702741] ? lock_downgrade+0x900/0x900 [ 390.707038] 3*1024kB [ 390.710138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.714262] (UM) [ 390.716673] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.722184] 3*2048kB [ 390.724244] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.729672] (M) [ 390.732090] ? addrconf_rs_timer+0x690/0x690 [ 390.737520] 3*4096kB (M) [ 390.739507] ndisc_alloc_skb+0x144/0x340 [ 390.743886] = 25228kB [ 390.746638] ndisc_send_rs+0x331/0x6e0 [ 390.750674] Node 0 [ 390.753079] addrconf_rs_timer+0x314/0x690 [ 390.756938] Normal: [ 390.759172] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 390.763389] 1316*4kB [ 390.765724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.771237] (ME) [ 390.773649] call_timer_fn+0x272/0x920 [ 390.777857] 462*8kB [ 390.779914] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.783789] (UMEH) 167*16kB [ 390.786118] ? process_timeout+0x40/0x40 [ 390.790326] (UMEH) [ 390.793341] ? trace_hardirqs_off+0xb8/0x310 [ 390.797375] 42*32kB [ 390.799830] ? kasan_check_read+0x11/0x20 [ 390.799843] ? do_raw_spin_unlock+0xa7/0x2f0 [ 390.799850] ? trace_hardirqs_on+0x310/0x310 [ 390.799859] ? __run_timers+0x7da/0xc70 [ 390.799867] ? lock_downgrade+0x900/0x900 [ 390.799877] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 390.799885] ? trace_hardirqs_on+0xbd/0x310 [ 390.799890] ? kasan_check_read+0x11/0x20 [ 390.799898] ? __run_timers+0x7da/0xc70 [ 390.799907] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.799922] ? kasan_check_write+0x14/0x20 [ 390.799935] ? do_raw_spin_lock+0xc1/0x200 [ 390.799954] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.804344] (UMEH) [ 390.806665] __run_timers+0x7e5/0xc70 [ 390.810788] 4*64kB [ 390.815196] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 390.819575] (UH) [ 390.823544] ? lock_acquire+0x1ed/0x520 [ 390.827667] 1*128kB [ 390.832763] ? __hrtimer_run_queues+0x488/0x10d0 [ 390.837062] (U) [ 390.841206] ? lock_release+0x970/0x970 [ 390.845217] 0*256kB [ 390.850660] ? trace_hardirqs_off+0xb8/0x310 [ 390.854871] 1*512kB [ 390.859099] ? do_raw_spin_unlock+0xa7/0x2f0 [ 390.863308] (U) [ 390.865542] ? kasan_check_write+0x14/0x20 [ 390.869322] 0*1024kB [ 390.871555] ? pvclock_read_flags+0x160/0x160 [ 390.876892] 0*2048kB [ 390.878949] ? lock_downgrade+0x900/0x900 [ 390.882900] 0*4096kB [ 390.885219] ? trace_hardirqs_on+0xbd/0x310 [ 390.889952] = 13872kB [ 390.891923] ? kvm_sched_clock_read+0x9/0x20 [ 390.891941] ? irq_exit+0x17f/0x1c0 [ 390.895901] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 390.898217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.902604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 390.904930] ? check_preemption_disabled+0x48/0x200 [ 390.909314] 4244 total pagecache pages [ 390.911284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.915495] 0 pages in swap cache [ 390.917901] run_timer_softirq+0x52/0xb0 [ 390.922392] Swap cache stats: add 0, delete 0, find 0/0 [ 390.922402] Free swap = 0kB [ 390.924815] ? __this_cpu_preempt_check+0x1c/0x1f [ 390.928935] Total swap = 0kB [ 390.931342] __do_softirq+0x30b/0xad8 [ 390.935636] 1965979 pages RAM [ 390.938044] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 390.942424] 0 pages HighMem/MovableOnly [ 390.946046] ? pvclock_read_flags+0x160/0x160 [ 390.954859] 342307 pages reserved [ 390.960396] ? lapic_next_event+0x5a/0x90 [ 390.968950] 0 pages cma reserved [ 390.973962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.977891] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.983372] ? clockevents_program_event+0x140/0x370 [ 390.986894] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.990887] ? kvm_clock_read+0x18/0x30 [ 390.996224] ksoftirqd/1 cpuset= [ 390.999237] ? kvm_sched_clock_read+0x9/0x20 [ 391.004075] / [ 391.007092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.010870] mems_allowed=0 [ 391.013969] ? check_preemption_disabled+0x48/0x200 [ 391.092732] irq_exit+0x17f/0x1c0 [ 391.096206] smp_apic_timer_interrupt+0x1cb/0x760 [ 391.101047] ? smp_call_function_single_interrupt+0x159/0x650 [ 391.106931] ? smp_call_function_single_interrupt+0x650/0x650 [ 391.112839] ? interrupt_entry+0xb5/0xf0 [ 391.116911] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.121950] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.126965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.131804] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.136818] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.141842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.147388] ? check_preemption_disabled+0x48/0x200 [ 391.152418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.157958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.162805] apic_timer_interrupt+0xf/0x20 [ 391.167029] [ 391.169265] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 391.174191] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 391.193085] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 391.200792] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 391.208055] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 391.215322] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 391.222591] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 391.229860] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 391.237151] ? trace_hardirqs_on+0xb4/0x310 [ 391.241488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.247033] skb_clone+0x1bb/0x500 [ 391.250572] ? finish_task_switch+0x2f5/0x900 [ 391.255089] ? skb_split+0x11e0/0x11e0 [ 391.258977] ? preempt_notifier_register+0x200/0x200 [ 391.264076] ? __switch_to_asm+0x34/0x70 [ 391.268139] ? __switch_to_asm+0x34/0x70 [ 391.272202] ? __switch_to_asm+0x40/0x70 [ 391.276261] ? __switch_to_asm+0x34/0x70 [ 391.280316] ? __switch_to_asm+0x40/0x70 [ 391.284372] ? __switch_to_asm+0x34/0x70 [ 391.288443] ? __switch_to_asm+0x40/0x70 [ 391.292498] ? __switch_to_asm+0x34/0x70 [ 391.296553] ? __switch_to_asm+0x34/0x70 [ 391.300613] ? __switch_to_asm+0x40/0x70 [ 391.304667] ? __switch_to_asm+0x34/0x70 [ 391.308732] bpf_clone_redirect+0xb9/0x490 [ 391.312966] ? __schedule+0x874/0x1ed0 [ 391.316858] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 391.321877] ? __sched_text_start+0x8/0x8 [ 391.326022] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 391.330777] ? retint_kernel+0x2d/0x2d [ 391.334671] ? lock_acquire+0x1ed/0x520 [ 391.338645] ? bpf_test_run+0x32e/0x5a0 [ 391.342621] ? lock_release+0x970/0x970 [ 391.346594] ? preempt_schedule+0x4d/0x60 [ 391.350745] ? preempt_schedule_common+0x1f/0xd0 [ 391.355498] ? preempt_schedule+0x4d/0x60 [ 391.359643] ? ___preempt_schedule+0x16/0x18 [ 391.364064] ? bpf_test_run+0x1c0/0x5a0 [ 391.368048] ? netlink_diag_dump+0x2a0/0x2a0 [ 391.372457] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.377993] ? bpf_test_init.isra.9+0x70/0x100 [ 391.382581] ? bpf_prog_test_run_skb+0x634/0xb40 [ 391.387338] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 391.392176] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.397709] ? fput+0x130/0x1a0 [ 391.400988] ? __bpf_prog_get+0x9b/0x290 [ 391.405049] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 391.409890] ? bpf_prog_test_run+0x130/0x1a0 [ 391.414316] ? __x64_sys_bpf+0x3d8/0x510 [ 391.418374] ? bpf_prog_get+0x20/0x20 [ 391.422212] ? do_syscall_64+0x1b9/0x820 [ 391.426270] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 391.431636] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.436571] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.441589] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 391.446604] ? recalc_sigpending_tsk+0x180/0x180 [ 391.451360] ? kasan_check_write+0x14/0x20 [ 391.455620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.460467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 391.465840] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 391.465893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 391.472684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.472688] Call Trace: [ 391.472709] dump_stack+0x1c4/0x2b4 [ 391.472728] ? dump_stack_print_info.cold.2+0x52/0x52 [ 391.479261] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 391.488556] warn_alloc.cold.119+0xb7/0x1bd [ 391.491116] syz-executor0 cpuset= [ 391.494737] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.499903] syz0 [ 391.510407] ? lock_downgrade+0x900/0x900 [ 391.514717] mems_allowed=0 [ 391.518163] ? trace_hardirqs_off+0xb8/0x310 [ 391.536400] ? trace_hardirqs_off+0xb8/0x310 [ 391.540819] __alloc_pages_slowpath+0x2667/0x2d80 [ 391.545680] ? warn_alloc+0x120/0x120 [ 391.549482] ? warn_alloc+0x120/0x120 [ 391.553284] ? warn_alloc+0x120/0x120 [ 391.557082] ? mark_held_locks+0x130/0x130 [ 391.561322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.566856] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.572400] ? should_fail+0x22d/0xd01 [ 391.576293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.581401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.586943] ? should_fail+0x22d/0xd01 [ 391.590831] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.595936] ? should_fail+0x22d/0xd01 [ 391.599827] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.604932] ? mark_held_locks+0x130/0x130 [ 391.609172] ? mark_held_locks+0x130/0x130 [ 391.613419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.618962] ? trace_hardirqs_off+0xb8/0x310 [ 391.623372] ? kasan_check_read+0x11/0x20 [ 391.627528] ? do_raw_spin_unlock+0xa7/0x2f0 [ 391.631942] ? trace_hardirqs_on+0x310/0x310 [ 391.636350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.641895] ? wq_watchdog_touch+0x9c/0xfe [ 391.646134] ? io_serial_in+0x11/0x90 [ 391.649937] ? retint_kernel+0x2d/0x2d [ 391.653828] ? trace_hardirqs_on_caller+0xc0/0x310 [ 391.658758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 391.663513] ? trace_hardirqs_off+0x310/0x310 [ 391.668004] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.673114] __alloc_pages_nodemask+0xa80/0xde0 [ 391.677783] ? should_fail+0x22d/0xd01 [ 391.681686] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 391.686720] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.691397] ? lock_downgrade+0x900/0x900 [ 391.695806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.701347] cache_grow_begin+0x91/0x8c0 [ 391.705424] ? do_raw_spin_unlock+0xa7/0x2f0 [ 391.709841] fallback_alloc+0x203/0x2e0 [ 391.713821] ____cache_alloc_node+0x1c7/0x1e0 [ 391.718317] kmem_cache_alloc_node+0xe3/0x730 [ 391.722812] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.727054] __alloc_skb+0x119/0x770 [ 391.730769] ? skb_scrub_packet+0x490/0x490 [ 391.735090] ? lock_downgrade+0x900/0x900 [ 391.739247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.744787] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.750236] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.755689] ? addrconf_rs_timer+0x690/0x690 [ 391.760103] ndisc_alloc_skb+0x144/0x340 [ 391.764169] ndisc_send_rs+0x331/0x6e0 [ 391.768063] addrconf_rs_timer+0x314/0x690 [ 391.772296] ? lock_release+0x970/0x970 [ 391.776274] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.780522] call_timer_fn+0x272/0x920 [ 391.784419] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.788662] ? process_timeout+0x40/0x40 [ 391.792723] ? kasan_check_read+0x11/0x20 [ 391.796869] ? do_raw_spin_unlock+0xa7/0x2f0 [ 391.801275] ? trace_hardirqs_on+0x310/0x310 [ 391.805686] ? __run_timers+0x7da/0xc70 [ 391.809661] ? lock_downgrade+0x900/0x900 [ 391.813813] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.818920] ? trace_hardirqs_on+0xbd/0x310 [ 391.823237] ? kasan_check_read+0x11/0x20 [ 391.827394] ? __run_timers+0x7da/0xc70 [ 391.831373] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.836838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.842387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.846626] __run_timers+0x7e5/0xc70 [ 391.850434] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 391.855803] ? lock_downgrade+0x900/0x900 [ 391.859950] ? finish_task_switch+0x1b5/0x900 [ 391.864447] ? trace_hardirqs_on+0xbd/0x310 [ 391.868763] ? kasan_check_read+0x11/0x20 [ 391.872913] ? finish_task_switch+0x1f5/0x900 [ 391.877415] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.882877] ? compat_start_thread+0x80/0x80 [ 391.887294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.892842] ? pvclock_read_flags+0x160/0x160 [ 391.897334] ? __switch_to_asm+0x34/0x70 [ 391.901400] ? __switch_to_asm+0x34/0x70 [ 391.905462] ? __switch_to_asm+0x40/0x70 [ 391.909526] ? __switch_to_asm+0x40/0x70 [ 391.913587] ? __switch_to_asm+0x34/0x70 [ 391.917645] ? __switch_to_asm+0x40/0x70 [ 391.921708] ? trace_hardirqs_on+0xbd/0x310 [ 391.926031] ? kvm_sched_clock_read+0x9/0x20 [ 391.930445] ? run_ksoftirqd+0x94/0x100 [ 391.934432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.939974] ? check_preemption_disabled+0x48/0x200 [ 391.945001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.950550] run_timer_softirq+0x52/0xb0 [ 391.954620] ? __this_cpu_preempt_check+0x1c/0x1f [ 391.959469] __do_softirq+0x30b/0xad8 [ 391.963287] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 391.968404] ? trace_hardirqs_off+0xb8/0x310 [ 391.972835] ? schedule+0x108/0x460 [ 391.976465] ? run_ksoftirqd+0x40/0x100 [ 391.980443] ? trace_hardirqs_off+0xb8/0x310 [ 391.984851] ? smpboot_thread_fn+0x68b/0xa00 [ 391.989260] ? trace_hardirqs_on+0x310/0x310 [ 391.993685] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.999224] ? check_preemption_disabled+0x48/0x200 [ 392.004242] ? takeover_tasklets+0xa90/0xa90 [ 392.008673] run_ksoftirqd+0x94/0x100 [ 392.012474] smpboot_thread_fn+0x68b/0xa00 [ 392.016714] ? sort_range+0x30/0x30 [ 392.020347] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.025454] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.030990] ? __kthread_parkme+0xfb/0x1a0 [ 392.035230] kthread+0x35a/0x420 [ 392.038597] ? sort_range+0x30/0x30 [ 392.042221] ? kthread_bind+0x40/0x40 [ 392.046020] ret_from_fork+0x3a/0x50 [ 392.049741] warn_alloc_show_mem: 1 callbacks suppressed [ 392.049754] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 392.049756] Mem-Info: [ 392.049787] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 392.049787] active_file:14 inactive_file:15 isolated_file:0 [ 392.049787] unevictable:0 dirty:0 writeback:0 unstable:0 [ 392.049787] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 392.049787] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 392.049787] free:13750 free_pcp:487 free_cma:0 [ 392.055130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.062416] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 392.064820] Call Trace: [ 392.097776] Node 0 [ 392.107123] [ 392.134804] 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 [ 392.137367] dump_stack+0x1c4/0x2b4 [ 392.139586] lowmem_reserve[]: [ 392.141733] ? dump_stack_print_info.cold.2+0x52/0x52 [ 392.167207] 0 [ 392.170833] warn_alloc.cold.119+0xb7/0x1bd [ 392.173913] 2819 [ 392.179095] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.180874] 6323 [ 392.185189] ? lock_downgrade+0x900/0x900 [ 392.187227] 6323 [ 392.192064] ? trace_hardirqs_off+0xb8/0x310 [ 392.198248] ? trace_hardirqs_off+0xb8/0x310 [ 392.200287] Node 0 [ 392.204689] __alloc_pages_slowpath+0x2667/0x2d80 [ 392.209096] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 392.211316] ? warn_alloc+0x120/0x120 [ 392.216117] lowmem_reserve[]: [ 392.242828] ? trace_hardirqs_on+0x310/0x310 [ 392.246598] 0 0 [ 392.249710] ? warn_alloc+0x120/0x120 [ 392.254097] 3503 [ 392.256072] ? warn_alloc+0x120/0x120 [ 392.259847] 3503 [ 392.261906] ? ktime_get+0x2e1/0x440 [ 392.267744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.271431] Node 0 [ 392.276963] ? check_preemption_disabled+0x48/0x200 [ 392.276995] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 392.277002] lowmem_reserve[]: [ 392.279232] ? kasan_check_read+0x11/0x20 [ 392.284228] 0 [ 392.312594] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.315681] 0 [ 392.319823] ? should_fail+0x22d/0xd01 [ 392.321603] 0 [ 392.327134] ? rcu_bh_qs+0xc0/0xc0 [ 392.328913] 0 [ 392.332799] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.338109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.339886] Node 0 [ 392.344983] ? should_fail+0x22d/0xd01 [ 392.350495] DMA: [ 392.352729] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.356594] 1*4kB [ 392.358655] ? should_fail+0x22d/0xd01 [ 392.363735] (U) [ 392.365898] ? rcu_idle_enter+0x4b0/0x4b0 [ 392.369761] 0*8kB [ 392.371737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.375863] 0*16kB [ 392.378006] ? mark_held_locks+0x130/0x130 [ 392.383084] 1*32kB [ 392.385317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.389528] (U) [ 392.391759] ? mark_held_locks+0x130/0x130 [ 392.397271] 2*64kB [ 392.399246] ? rcu_irq_exit+0xce/0x100 [ 392.403456] (U) [ 392.405689] ? irq_exit+0xbd/0x1c0 [ 392.409552] 1*128kB [ 392.411529] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 392.415218] (U) [ 392.417547] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.422537] 1*256kB [ 392.424512] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.428895] (U) [ 392.431217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.437076] 0*512kB [ 392.439049] ? ret_from_intr+0xb/0x1e [ 392.444562] 1*1024kB [ 392.446878] ? retint_kernel+0x2d/0x2d [ 392.450676] (U) [ 392.453082] ? trace_hardirqs_on_caller+0xc0/0x310 [ 392.456944] 1*2048kB [ 392.458915] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 392.463826] (M) [ 392.466231] ? trace_hardirqs_off+0x310/0x310 [ 392.470966] 3*4096kB [ 392.472938] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.477407] (M) [ 392.479824] __alloc_pages_nodemask+0xa80/0xde0 [ 392.484898] = 15908kB [ 392.486875] ? should_fail+0x22d/0xd01 [ 392.491519] Node 0 [ 392.493931] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 392.497792] DMA32: [ 392.500034] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.505019] 5*4kB [ 392.507252] ? lock_downgrade+0x900/0x900 [ 392.511894] (M) [ 392.514047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.518536] 1*8kB [ 392.520510] cache_grow_begin+0x91/0x8c0 [ 392.526144] (M) [ 392.528276] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.532521] 3*16kB (M) [ 392.534504] fallback_alloc+0x203/0x2e0 [ 392.534633] ____cache_alloc_node+0x1c7/0x1e0 [ 392.539160] 4*32kB (UM) [ 392.541753] kmem_cache_alloc_node+0xe3/0x730 [ 392.545817] 5*64kB [ 392.550310] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.553171] (M) [ 392.557665] __alloc_skb+0x119/0x770 [ 392.559879] 5*128kB [ 392.564107] ? skb_scrub_packet+0x490/0x490 [ 392.566065] (UM) [ 392.569774] ? lock_downgrade+0x900/0x900 [ 392.572077] 2*256kB [ 392.576401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.578445] (M) [ 392.582587] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.584889] 4*512kB [ 392.590427] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.592387] (UM) [ 392.597836] ? addrconf_rs_timer+0x690/0x690 [ 392.600143] 3*1024kB [ 392.605591] ndisc_alloc_skb+0x144/0x340 [ 392.607628] (UM) [ 392.612030] ndisc_send_rs+0x331/0x6e0 [ 392.614417] 3*2048kB (M) [ 392.618483] addrconf_rs_timer+0x314/0x690 [ 392.620524] 3*4096kB [ 392.624428] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 392.627165] (M) [ 392.631413] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.633795] = 25228kB [ 392.639331] call_timer_fn+0x272/0x920 [ 392.641278] Node 0 [ 392.645513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.647902] Normal: [ 392.651808] ? process_timeout+0x40/0x40 [ 392.654027] 1316*4kB [ 392.658260] ? trace_hardirqs_off+0xb8/0x310 [ 392.660559] (ME) [ 392.664613] ? kasan_check_read+0x11/0x20 [ 392.667004] 462*8kB [ 392.671421] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.673460] (UMEH) [ 392.677603] ? trace_hardirqs_on+0x310/0x310 [ 392.679904] 167*16kB [ 392.684308] ? __run_timers+0x7da/0xc70 [ 392.686522] (UMEH) [ 392.690921] ? lock_downgrade+0x900/0x900 [ 392.690940] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.693330] 42*32kB [ 392.697294] ? trace_hardirqs_on+0xbd/0x310 [ 392.699508] (UMEH) [ 392.703651] ? kasan_check_read+0x11/0x20 [ 392.708732] 4*64kB [ 392.711048] ? __run_timers+0x7da/0xc70 [ 392.715345] (UH) [ 392.717580] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.721695] 1*128kB (U) [ 392.723934] ? kasan_check_write+0x14/0x20 [ 392.727886] 0*256kB [ 392.729946] ? do_raw_spin_lock+0xc1/0x200 [ 392.735372] 1*512kB [ 392.738048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.742255] (U) [ 392.744577] __run_timers+0x7e5/0xc70 [ 392.748787] 0*1024kB [ 392.751128] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 392.755332] 0*2048kB [ 392.757302] ? lock_acquire+0x1ed/0x520 [ 392.761077] 0*4096kB [ 392.763479] ? __hrtimer_run_queues+0x488/0x10d0 [ 392.768820] = 13872kB [ 392.771222] ? lock_release+0x970/0x970 [ 392.775181] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.777587] ? trace_hardirqs_off+0xb8/0x310 [ 392.782324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.784723] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.788677] 4244 total pagecache pages [ 392.797508] ? kasan_check_write+0x14/0x20 [ 392.802422] 0 pages in swap cache [ 392.811000] ? pvclock_read_flags+0x160/0x160 [ 392.815391] Swap cache stats: add 0, delete 0, find 0/0 [ 392.819271] ? lock_downgrade+0x900/0x900 [ 392.823482] Free swap = 0kB [ 392.826930] ? trace_hardirqs_on+0xbd/0x310 [ 392.831423] Total swap = 0kB [ 392.836780] ? kvm_sched_clock_read+0x9/0x20 [ 392.840904] 1965979 pages RAM [ 392.843926] ? irq_exit+0x17f/0x1c0 [ 392.848222] 0 pages HighMem/MovableOnly [ 392.851235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.855617] 342307 pages reserved [ 392.858722] ? check_preemption_disabled+0x48/0x200 [ 392.862325] 0 pages cma reserved [ 392.866294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.871867] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.875257] run_timer_softirq+0x52/0xb0 [ 392.880314] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.883616] ? __this_cpu_preempt_check+0x1c/0x1f [ 392.889128] ksoftirqd/1 cpuset= [ 392.895620] __do_softirq+0x30b/0xad8 [ 392.899657] / [ 392.909973] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 392.914794] mems_allowed=0 [ 392.918064] ? pvclock_read_flags+0x160/0x160 [ 392.936020] ? lapic_next_event+0x5a/0x90 [ 392.940170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.945707] ? clockevents_program_event+0x140/0x370 [ 392.950813] ? kvm_clock_read+0x18/0x30 [ 392.954787] ? kvm_sched_clock_read+0x9/0x20 [ 392.959196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.964736] ? check_preemption_disabled+0x48/0x200 [ 392.969757] irq_exit+0x17f/0x1c0 [ 392.973213] smp_apic_timer_interrupt+0x1cb/0x760 [ 392.978053] ? smp_call_function_single_interrupt+0x159/0x650 [ 392.983940] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.989820] ? interrupt_entry+0xb5/0xf0 [ 392.993879] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.998897] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.003915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.008760] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.013772] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.018788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.024328] ? check_preemption_disabled+0x48/0x200 [ 393.029340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.034880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.039730] apic_timer_interrupt+0xf/0x20 [ 393.043957] [ 393.046200] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 393.051127] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 393.070022] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 393.077730] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 393.084991] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 393.092256] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 393.099519] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 393.106787] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 393.114068] ? trace_hardirqs_on+0xb4/0x310 [ 393.118414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.123959] skb_clone+0x1bb/0x500 [ 393.127498] ? finish_task_switch+0x2f5/0x900 [ 393.131996] ? skb_split+0x11e0/0x11e0 [ 393.135883] ? preempt_notifier_register+0x200/0x200 [ 393.140992] ? __switch_to_asm+0x34/0x70 [ 393.145055] ? __switch_to_asm+0x34/0x70 [ 393.149117] ? __switch_to_asm+0x40/0x70 [ 393.153176] ? __switch_to_asm+0x34/0x70 [ 393.157235] ? __switch_to_asm+0x40/0x70 [ 393.161293] ? __switch_to_asm+0x34/0x70 [ 393.165353] ? __switch_to_asm+0x40/0x70 [ 393.169429] ? __switch_to_asm+0x34/0x70 [ 393.173492] ? __switch_to_asm+0x34/0x70 [ 393.177549] ? __switch_to_asm+0x40/0x70 [ 393.181645] ? __switch_to_asm+0x34/0x70 [ 393.185712] bpf_clone_redirect+0xb9/0x490 [ 393.189947] ? __schedule+0x874/0x1ed0 [ 393.193836] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 393.198860] ? __sched_text_start+0x8/0x8 [ 393.203006] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 393.207762] ? retint_kernel+0x2d/0x2d [ 393.211661] ? lock_acquire+0x1ed/0x520 [ 393.215631] ? bpf_test_run+0x32e/0x5a0 [ 393.219606] ? lock_release+0x970/0x970 [ 393.223575] ? preempt_schedule+0x4d/0x60 [ 393.227724] ? preempt_schedule_common+0x1f/0xd0 [ 393.232481] ? preempt_schedule+0x4d/0x60 [ 393.236627] ? ___preempt_schedule+0x16/0x18 [ 393.241036] ? bpf_test_run+0x1c0/0x5a0 [ 393.245016] ? netlink_diag_dump+0x2a0/0x2a0 [ 393.249437] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.254971] ? bpf_test_init.isra.9+0x70/0x100 [ 393.259554] ? bpf_prog_test_run_skb+0x634/0xb40 [ 393.264311] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 393.269153] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 393.274686] ? fput+0x130/0x1a0 [ 393.277963] ? __bpf_prog_get+0x9b/0x290 [ 393.282024] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 393.286861] ? bpf_prog_test_run+0x130/0x1a0 [ 393.291268] ? __x64_sys_bpf+0x3d8/0x510 [ 393.295326] ? bpf_prog_get+0x20/0x20 [ 393.299139] ? do_syscall_64+0x1b9/0x820 [ 393.303196] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 393.308559] ? syscall_return_slowpath+0x5e0/0x5e0 [ 393.313488] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.318508] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 393.323521] ? recalc_sigpending_tsk+0x180/0x180 [ 393.328275] ? kasan_check_write+0x14/0x20 [ 393.332512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.337357] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 393.342745] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 393.342798] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 393.349590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.349594] Call Trace: [ 393.349616] dump_stack+0x1c4/0x2b4 [ 393.349635] ? dump_stack_print_info.cold.2+0x52/0x52 [ 393.356178] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.365468] warn_alloc.cold.119+0xb7/0x1bd [ 393.368024] syz-executor0 cpuset= [ 393.371648] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 393.376813] syz0 [ 393.387311] ? lock_downgrade+0x900/0x900 [ 393.391610] mems_allowed=0 [ 393.395059] ? trace_hardirqs_off+0xb8/0x310 [ 393.413298] ? trace_hardirqs_off+0xb8/0x310 [ 393.417712] __alloc_pages_slowpath+0x2667/0x2d80 [ 393.422574] ? warn_alloc+0x120/0x120 [ 393.426389] ? warn_alloc+0x120/0x120 [ 393.430192] ? warn_alloc+0x120/0x120 [ 393.433993] ? mark_held_locks+0x130/0x130 [ 393.438232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.443769] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.449305] ? should_fail+0x22d/0xd01 [ 393.453193] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.458292] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.463845] ? should_fail+0x22d/0xd01 [ 393.467733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.472860] ? should_fail+0x22d/0xd01 [ 393.476773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.481876] ? mark_held_locks+0x130/0x130 [ 393.486124] ? mark_held_locks+0x130/0x130 [ 393.490358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.495903] ? trace_hardirqs_off+0xb8/0x310 [ 393.500315] ? kasan_check_read+0x11/0x20 [ 393.504461] ? do_raw_spin_unlock+0xa7/0x2f0 [ 393.508872] ? trace_hardirqs_on+0x310/0x310 [ 393.513277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.518813] ? wq_watchdog_touch+0x9c/0xfe [ 393.523051] ? io_serial_in+0x11/0x90 [ 393.526851] ? retint_kernel+0x2d/0x2d [ 393.530736] ? trace_hardirqs_on_caller+0xc0/0x310 [ 393.535668] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 393.540422] ? trace_hardirqs_off+0x310/0x310 [ 393.544923] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.550035] __alloc_pages_nodemask+0xa80/0xde0 [ 393.554702] ? should_fail+0x22d/0xd01 [ 393.558592] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 393.563630] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.568298] ? lock_downgrade+0x900/0x900 [ 393.572451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.577990] cache_grow_begin+0x91/0x8c0 [ 393.582051] ? do_raw_spin_unlock+0xa7/0x2f0 [ 393.586467] fallback_alloc+0x203/0x2e0 [ 393.590447] ____cache_alloc_node+0x1c7/0x1e0 [ 393.594946] kmem_cache_alloc_node+0xe3/0x730 [ 393.599441] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.603683] __alloc_skb+0x119/0x770 [ 393.607406] ? skb_scrub_packet+0x490/0x490 [ 393.611727] ? lock_downgrade+0x900/0x900 [ 393.615877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.621423] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.626877] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.632356] ? addrconf_rs_timer+0x690/0x690 [ 393.636783] ndisc_alloc_skb+0x144/0x340 [ 393.640847] ndisc_send_rs+0x331/0x6e0 [ 393.644751] addrconf_rs_timer+0x314/0x690 [ 393.648984] ? lock_release+0x970/0x970 [ 393.652965] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.657223] call_timer_fn+0x272/0x920 [ 393.661108] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.665370] ? process_timeout+0x40/0x40 [ 393.669439] ? kasan_check_read+0x11/0x20 [ 393.673590] ? do_raw_spin_unlock+0xa7/0x2f0 [ 393.678003] ? trace_hardirqs_on+0x310/0x310 [ 393.682420] ? __run_timers+0x7da/0xc70 [ 393.686402] ? lock_downgrade+0x900/0x900 [ 393.690553] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.695878] ? trace_hardirqs_on+0xbd/0x310 [ 393.700202] ? kasan_check_read+0x11/0x20 [ 393.704347] ? __run_timers+0x7da/0xc70 [ 393.708332] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.713782] ? kasan_check_write+0x14/0x20 [ 393.718028] ? do_raw_spin_lock+0xc1/0x200 [ 393.722264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.726501] __run_timers+0x7e5/0xc70 [ 393.730316] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 393.735679] ? lock_downgrade+0x900/0x900 [ 393.739838] ? finish_task_switch+0x1b5/0x900 [ 393.744337] ? trace_hardirqs_on+0xbd/0x310 [ 393.748676] ? kasan_check_read+0x11/0x20 [ 393.752823] ? finish_task_switch+0x1f5/0x900 [ 393.757330] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.762777] ? compat_start_thread+0x80/0x80 [ 393.767187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.772732] ? pvclock_read_flags+0x160/0x160 [ 393.777226] ? __switch_to_asm+0x34/0x70 [ 393.781284] ? __switch_to_asm+0x34/0x70 [ 393.785339] ? __switch_to_asm+0x40/0x70 [ 393.789403] ? __switch_to_asm+0x40/0x70 [ 393.793466] ? __switch_to_asm+0x34/0x70 [ 393.797521] ? __switch_to_asm+0x40/0x70 [ 393.801587] ? trace_hardirqs_on+0xbd/0x310 [ 393.805917] ? kvm_sched_clock_read+0x9/0x20 [ 393.810330] ? run_ksoftirqd+0x94/0x100 [ 393.814304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.819842] ? check_preemption_disabled+0x48/0x200 [ 393.824859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.830409] run_timer_softirq+0x52/0xb0 [ 393.834504] ? __this_cpu_preempt_check+0x1c/0x1f [ 393.839350] __do_softirq+0x30b/0xad8 [ 393.843165] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 393.848264] ? trace_hardirqs_off+0xb8/0x310 [ 393.852676] ? schedule+0x108/0x460 [ 393.856309] ? run_ksoftirqd+0x40/0x100 [ 393.860286] ? trace_hardirqs_off+0xb8/0x310 [ 393.864693] ? smpboot_thread_fn+0x68b/0xa00 [ 393.869099] ? trace_hardirqs_on+0x310/0x310 [ 393.873507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.879055] ? check_preemption_disabled+0x48/0x200 [ 393.884083] ? takeover_tasklets+0xa90/0xa90 [ 393.888499] run_ksoftirqd+0x94/0x100 [ 393.892299] smpboot_thread_fn+0x68b/0xa00 [ 393.896535] ? sort_range+0x30/0x30 [ 393.900164] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.905266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.910805] ? __kthread_parkme+0xfb/0x1a0 [ 393.915042] kthread+0x35a/0x420 [ 393.918411] ? sort_range+0x30/0x30 [ 393.922038] ? kthread_bind+0x40/0x40 [ 393.925842] ret_from_fork+0x3a/0x50 [ 393.929566] warn_alloc_show_mem: 1 callbacks suppressed [ 393.929578] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 393.929580] Mem-Info: [ 393.929609] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 393.929609] active_file:14 inactive_file:15 isolated_file:0 [ 393.929609] unevictable:0 dirty:0 writeback:0 unstable:0 [ 393.929609] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 393.929609] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 393.929609] free:13750 free_pcp:487 free_cma:0 [ 393.934961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.942238] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 393.944640] Call Trace: [ 393.977595] Node 0 [ 393.986953] [ 394.014647] 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 [ 394.017209] dump_stack+0x1c4/0x2b4 [ 394.019413] lowmem_reserve[]: 0 [ 394.021569] ? dump_stack_print_info.cold.2+0x52/0x52 [ 394.047061] 2819 [ 394.050701] warn_alloc.cold.119+0xb7/0x1bd [ 394.053953] 6323 [ 394.059137] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.061194] 6323 [ 394.065522] ? lock_downgrade+0x900/0x900 [ 394.072416] ? trace_hardirqs_off+0xb8/0x310 [ 394.074451] Node 0 [ 394.078594] ? trace_hardirqs_off+0xb8/0x310 [ 394.083018] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 394.085232] __alloc_pages_slowpath+0x2667/0x2d80 [ 394.089615] lowmem_reserve[]: [ 394.116369] ? warn_alloc+0x120/0x120 [ 394.121177] 0 [ 394.124281] ? trace_hardirqs_on+0x310/0x310 [ 394.128057] 0 [ 394.129855] ? warn_alloc+0x120/0x120 [ 394.134241] 3503 [ 394.136038] ? warn_alloc+0x120/0x120 [ 394.139820] 3503 [ 394.141908] ? ktime_get+0x2e1/0x440 [ 394.147757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.151454] Node 0 [ 394.156984] ? check_preemption_disabled+0x48/0x200 [ 394.157015] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 394.157023] lowmem_reserve[]: [ 394.159255] ? kasan_check_read+0x11/0x20 [ 394.164248] 0 [ 394.192611] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.195691] 0 [ 394.199831] ? should_fail+0x22d/0xd01 [ 394.201619] 0 [ 394.207159] ? rcu_bh_qs+0xc0/0xc0 [ 394.208935] 0 [ 394.212820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.218138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.219932] Node 0 [ 394.225029] ? should_fail+0x22d/0xd01 [ 394.230556] DMA: [ 394.232787] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.236648] 1*4kB [ 394.238705] ? should_fail+0x22d/0xd01 [ 394.243786] (U) [ 394.245937] ? rcu_idle_enter+0x4b0/0x4b0 [ 394.249801] 0*8kB [ 394.251770] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.255893] 0*16kB [ 394.258040] ? mark_held_locks+0x130/0x130 [ 394.263115] 1*32kB [ 394.265350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.269557] (U) [ 394.271787] ? mark_held_locks+0x130/0x130 [ 394.277304] 2*64kB [ 394.279279] ? rcu_irq_exit+0xce/0x100 [ 394.283488] (U) [ 394.285724] ? irq_exit+0xbd/0x1c0 [ 394.289589] 1*128kB [ 394.291560] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 394.295070] (U) [ 394.297423] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.302419] 1*256kB [ 394.304402] ? smp_call_function_single_interrupt+0x650/0x650 [ 394.308784] (U) [ 394.311107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.316986] 0*512kB [ 394.318957] ? ret_from_intr+0xb/0x1e [ 394.324484] 1*1024kB [ 394.326803] ? retint_kernel+0x2d/0x2d [ 394.330580] (U) [ 394.332985] ? trace_hardirqs_on_caller+0xc0/0x310 [ 394.336859] 1*2048kB [ 394.338830] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 394.343739] (M) [ 394.346145] ? trace_hardirqs_off+0x310/0x310 [ 394.350881] 3*4096kB [ 394.352849] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.357321] (M) [ 394.359729] __alloc_pages_nodemask+0xa80/0xde0 [ 394.364805] = 15908kB [ 394.366777] ? should_fail+0x22d/0xd01 [ 394.371422] Node 0 [ 394.373832] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 394.377694] DMA32: [ 394.379937] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.384926] 5*4kB [ 394.387158] ? lock_downgrade+0x900/0x900 [ 394.391801] (M) [ 394.393949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.398074] 1*8kB [ 394.400045] cache_grow_begin+0x91/0x8c0 [ 394.405551] (M) 3*16kB [ 394.407712] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.411752] (M) [ 394.414334] fallback_alloc+0x203/0x2e0 [ 394.418734] 4*32kB (UM) [ 394.420716] ____cache_alloc_node+0x1c7/0x1e0 [ 394.424664] 5*64kB [ 394.427332] kmem_cache_alloc_node+0xe3/0x730 [ 394.431804] (M) [ 394.434037] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.438509] 5*128kB [ 394.440484] __alloc_skb+0x119/0x770 [ 394.444693] (UM) [ 394.447011] ? skb_scrub_packet+0x490/0x490 [ 394.450718] 2*256kB [ 394.452780] ? lock_downgrade+0x900/0x900 [ 394.457078] (M) [ 394.459416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.463536] 4*512kB [ 394.465535] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.471044] (UM) [ 394.473368] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.478812] 3*1024kB [ 394.480874] ? addrconf_rs_timer+0x690/0x690 [ 394.486297] (UM) [ 394.488717] ndisc_alloc_skb+0x144/0x340 [ 394.493098] 3*2048kB [ 394.495154] ndisc_send_rs+0x331/0x6e0 [ 394.499195] (M) [ 394.501602] addrconf_rs_timer+0x314/0x690 [ 394.505466] 3*4096kB [ 394.507447] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 394.511742] (M) [ 394.514149] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.519665] = 25228kB [ 394.521643] call_timer_fn+0x272/0x920 [ 394.525853] Node 0 [ 394.528258] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.532121] Normal: [ 394.534358] ? process_timeout+0x40/0x40 [ 394.538587] 1316*4kB [ 394.540907] ? trace_hardirqs_off+0xb8/0x310 [ 394.544946] (ME) [ 394.547351] ? kasan_check_read+0x11/0x20 [ 394.551735] 462*8kB [ 394.553801] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.557922] (UMEH) [ 394.560248] ? trace_hardirqs_on+0x310/0x310 [ 394.564636] 167*16kB [ 394.566866] ? __run_timers+0x7da/0xc70 [ 394.571249] (UMEH) [ 394.573658] ? lock_downgrade+0x900/0x900 [ 394.577608] 42*32kB [ 394.579841] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.583960] (UMEH) 4*64kB [ 394.586293] ? trace_hardirqs_on+0xbd/0x310 [ 394.591368] (UH) [ 394.594211] ? kasan_check_read+0x11/0x20 [ 394.598507] 1*128kB [ 394.600563] ? __run_timers+0x7da/0xc70 [ 394.604684] (U) [ 394.607004] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.610953] 0*256kB [ 394.612921] ? kasan_check_write+0x14/0x20 [ 394.612939] ? do_raw_spin_lock+0xc1/0x200 [ 394.618365] 1*512kB [ 394.620690] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.624901] (U) [ 394.629130] __run_timers+0x7e5/0xc70 [ 394.631432] 0*1024kB [ 394.635665] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 394.637615] 0*2048kB [ 394.641440] ? lock_acquire+0x1ed/0x520 [ 394.643852] 0*4096kB [ 394.649208] ? __hrtimer_run_queues+0x488/0x10d0 [ 394.651599] = 13872kB [ 394.655570] ? lock_release+0x970/0x970 [ 394.657965] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.662709] ? trace_hardirqs_off+0xb8/0x310 [ 394.665106] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.669071] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.677886] 4244 total pagecache pages [ 394.682287] ? kasan_check_write+0x14/0x20 [ 394.690841] 0 pages in swap cache [ 394.695242] ? pvclock_read_flags+0x160/0x160 [ 394.699111] Swap cache stats: add 0, delete 0, find 0/0 [ 394.703333] ? lock_downgrade+0x900/0x900 [ 394.706760] Free swap = 0kB [ 394.711277] ? trace_hardirqs_on+0xbd/0x310 [ 394.716618] Total swap = 0kB [ 394.720775] ? kvm_sched_clock_read+0x9/0x20 [ 394.723769] 1965979 pages RAM [ 394.728084] ? irq_exit+0x17f/0x1c0 [ 394.731089] 0 pages HighMem/MovableOnly [ 394.735496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.738574] 342307 pages reserved [ 394.742198] ? check_preemption_disabled+0x48/0x200 [ 394.746147] 0 pages cma reserved [ 394.751677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.755158] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.760114] run_timer_softirq+0x52/0xb0 [ 394.760134] ? __this_cpu_preempt_check+0x1c/0x1f [ 394.763520] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.769008] __do_softirq+0x30b/0xad8 [ 394.775472] ksoftirqd/1 cpuset= [ 394.779534] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 394.784348] / [ 394.794655] ? pvclock_read_flags+0x160/0x160 [ 394.798439] mems_allowed=0 [ 394.801940] ? lapic_next_event+0x5a/0x90 [ 394.820286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.825826] ? clockevents_program_event+0x140/0x370 [ 394.830931] ? kvm_clock_read+0x18/0x30 [ 394.834908] ? kvm_sched_clock_read+0x9/0x20 [ 394.839320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.844860] ? check_preemption_disabled+0x48/0x200 [ 394.849888] irq_exit+0x17f/0x1c0 [ 394.853347] smp_apic_timer_interrupt+0x1cb/0x760 [ 394.858198] ? smp_call_function_single_interrupt+0x159/0x650 [ 394.864082] ? smp_call_function_single_interrupt+0x650/0x650 [ 394.869964] ? interrupt_entry+0xb5/0xf0 [ 394.874024] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.879036] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.884053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.888894] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.893911] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.898929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.904470] ? check_preemption_disabled+0x48/0x200 [ 394.909484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.915026] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.919874] apic_timer_interrupt+0xf/0x20 [ 394.924099] [ 394.926337] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 394.931263] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 394.950165] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 394.957872] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 394.965137] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 394.972415] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 394.979680] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 394.986945] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 394.994230] ? trace_hardirqs_on+0xb4/0x310 [ 394.998560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.004110] skb_clone+0x1bb/0x500 [ 395.007670] ? finish_task_switch+0x2f5/0x900 [ 395.012165] ? skb_split+0x11e0/0x11e0 [ 395.016051] ? preempt_notifier_register+0x200/0x200 [ 395.021153] ? __switch_to_asm+0x34/0x70 [ 395.025214] ? __switch_to_asm+0x34/0x70 [ 395.029274] ? __switch_to_asm+0x40/0x70 [ 395.033333] ? __switch_to_asm+0x34/0x70 [ 395.037398] ? __switch_to_asm+0x40/0x70 [ 395.041466] ? __switch_to_asm+0x34/0x70 [ 395.045522] ? __switch_to_asm+0x40/0x70 [ 395.049577] ? __switch_to_asm+0x34/0x70 [ 395.053638] ? __switch_to_asm+0x34/0x70 [ 395.057694] ? __switch_to_asm+0x40/0x70 [ 395.061748] ? __switch_to_asm+0x34/0x70 [ 395.065813] bpf_clone_redirect+0xb9/0x490 [ 395.070052] ? __schedule+0x874/0x1ed0 [ 395.073942] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 395.078957] ? __sched_text_start+0x8/0x8 [ 395.083102] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 395.087859] ? retint_kernel+0x2d/0x2d [ 395.091760] ? lock_acquire+0x1ed/0x520 [ 395.095732] ? bpf_test_run+0x32e/0x5a0 [ 395.099711] ? lock_release+0x970/0x970 [ 395.103684] ? preempt_schedule+0x4d/0x60 [ 395.107834] ? preempt_schedule_common+0x1f/0xd0 [ 395.112594] ? preempt_schedule+0x4d/0x60 [ 395.116742] ? ___preempt_schedule+0x16/0x18 [ 395.121167] ? bpf_test_run+0x1c0/0x5a0 [ 395.125146] ? netlink_diag_dump+0x2a0/0x2a0 [ 395.129555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.135092] ? bpf_test_init.isra.9+0x70/0x100 [ 395.139674] ? bpf_prog_test_run_skb+0x634/0xb40 [ 395.144442] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 395.149284] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.154818] ? fput+0x130/0x1a0 [ 395.158096] ? __bpf_prog_get+0x9b/0x290 [ 395.162160] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 395.166998] ? bpf_prog_test_run+0x130/0x1a0 [ 395.171422] ? __x64_sys_bpf+0x3d8/0x510 [ 395.175509] ? bpf_prog_get+0x20/0x20 [ 395.179324] ? do_syscall_64+0x1b9/0x820 [ 395.183389] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.188765] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.193698] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.198715] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 395.203730] ? recalc_sigpending_tsk+0x180/0x180 [ 395.208481] ? kasan_check_write+0x14/0x20 [ 395.212716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.217567] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.222943] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 395.222996] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.229800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.229804] Call Trace: [ 395.229825] dump_stack+0x1c4/0x2b4 [ 395.229844] ? dump_stack_print_info.cold.2+0x52/0x52 [ 395.236420] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.245675] warn_alloc.cold.119+0xb7/0x1bd [ 395.248231] syz-executor0 cpuset= [ 395.251856] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.257022] syz0 [ 395.267504] ? lock_downgrade+0x900/0x900 [ 395.271802] mems_allowed=0 [ 395.275248] ? trace_hardirqs_off+0xb8/0x310 [ 395.293473] ? trace_hardirqs_off+0xb8/0x310 [ 395.297889] __alloc_pages_slowpath+0x2667/0x2d80 [ 395.302762] ? warn_alloc+0x120/0x120 [ 395.306572] ? warn_alloc+0x120/0x120 [ 395.310399] ? warn_alloc+0x120/0x120 [ 395.314208] ? mark_held_locks+0x130/0x130 [ 395.318451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.323985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.329525] ? should_fail+0x22d/0xd01 [ 395.333423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.338524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.344059] ? should_fail+0x22d/0xd01 [ 395.347948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.353054] ? should_fail+0x22d/0xd01 [ 395.356951] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.362055] ? mark_held_locks+0x130/0x130 [ 395.366294] ? mark_held_locks+0x130/0x130 [ 395.370528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.376072] ? trace_hardirqs_off+0xb8/0x310 [ 395.380483] ? kasan_check_read+0x11/0x20 [ 395.384633] ? do_raw_spin_unlock+0xa7/0x2f0 [ 395.389039] ? trace_hardirqs_on+0x310/0x310 [ 395.393450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.398986] ? wq_watchdog_touch+0x9c/0xfe [ 395.403218] ? io_serial_in+0x11/0x90 [ 395.407022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.412568] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 395.417685] __alloc_pages_nodemask+0xa80/0xde0 [ 395.422361] ? should_fail+0x22d/0xd01 [ 395.426261] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 395.431307] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.435976] ? lock_downgrade+0x900/0x900 [ 395.440130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.445670] cache_grow_begin+0x91/0x8c0 [ 395.449733] ? do_raw_spin_unlock+0xa7/0x2f0 [ 395.454154] fallback_alloc+0x203/0x2e0 [ 395.458131] ____cache_alloc_node+0x1c7/0x1e0 [ 395.462632] kmem_cache_alloc_node+0xe3/0x730 [ 395.467126] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.471367] __alloc_skb+0x119/0x770 [ 395.475094] ? skb_scrub_packet+0x490/0x490 [ 395.479419] ? lock_downgrade+0x900/0x900 [ 395.483577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.489113] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.494565] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.500013] ? addrconf_rs_timer+0x690/0x690 [ 395.504428] ndisc_alloc_skb+0x144/0x340 [ 395.508495] ndisc_send_rs+0x331/0x6e0 [ 395.512394] addrconf_rs_timer+0x314/0x690 [ 395.516630] ? lock_release+0x970/0x970 [ 395.520610] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.524854] call_timer_fn+0x272/0x920 [ 395.528744] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.532980] ? process_timeout+0x40/0x40 [ 395.537057] ? kasan_check_read+0x11/0x20 [ 395.541223] ? do_raw_spin_unlock+0xa7/0x2f0 [ 395.545635] ? trace_hardirqs_on+0x310/0x310 [ 395.550046] ? __run_timers+0x7da/0xc70 [ 395.554021] ? lock_downgrade+0x900/0x900 [ 395.558171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 395.563277] ? trace_hardirqs_on+0xbd/0x310 [ 395.567595] ? kasan_check_read+0x11/0x20 [ 395.571744] ? __run_timers+0x7da/0xc70 [ 395.575720] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.581168] ? kasan_check_write+0x14/0x20 [ 395.585407] ? do_raw_spin_lock+0xc1/0x200 [ 395.589650] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.593885] __run_timers+0x7e5/0xc70 [ 395.597698] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 395.603063] ? lock_downgrade+0x900/0x900 [ 395.607210] ? finish_task_switch+0x1b5/0x900 [ 395.611713] ? trace_hardirqs_on+0xbd/0x310 [ 395.616030] ? kasan_check_read+0x11/0x20 [ 395.620180] ? finish_task_switch+0x1f5/0x900 [ 395.624680] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.630128] ? compat_start_thread+0x80/0x80 [ 395.634538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.640101] ? pvclock_read_flags+0x160/0x160 [ 395.644598] ? __switch_to_asm+0x34/0x70 [ 395.648658] ? __switch_to_asm+0x34/0x70 [ 395.652718] ? __switch_to_asm+0x40/0x70 [ 395.656775] ? __switch_to_asm+0x40/0x70 [ 395.660834] ? __switch_to_asm+0x34/0x70 [ 395.664892] ? __switch_to_asm+0x40/0x70 [ 395.668963] ? trace_hardirqs_on+0xbd/0x310 [ 395.673298] ? kvm_sched_clock_read+0x9/0x20 [ 395.677709] ? run_ksoftirqd+0x94/0x100 [ 395.681684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.687223] ? check_preemption_disabled+0x48/0x200 [ 395.692477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.698026] run_timer_softirq+0x52/0xb0 [ 395.702121] ? __this_cpu_preempt_check+0x1c/0x1f [ 395.706984] __do_softirq+0x30b/0xad8 [ 395.710792] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 395.715896] ? trace_hardirqs_off+0xb8/0x310 [ 395.720330] ? schedule+0x108/0x460 [ 395.723972] ? run_ksoftirqd+0x40/0x100 [ 395.727995] ? trace_hardirqs_off+0xb8/0x310 [ 395.732419] ? smpboot_thread_fn+0x68b/0xa00 [ 395.736828] ? trace_hardirqs_on+0x310/0x310 [ 395.741238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.746782] ? check_preemption_disabled+0x48/0x200 [ 395.751801] ? takeover_tasklets+0xa90/0xa90 [ 395.756215] run_ksoftirqd+0x94/0x100 [ 395.760016] smpboot_thread_fn+0x68b/0xa00 [ 395.764252] ? sort_range+0x30/0x30 [ 395.767881] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 395.772991] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.778527] ? __kthread_parkme+0xfb/0x1a0 [ 395.782771] kthread+0x35a/0x420 [ 395.786140] ? sort_range+0x30/0x30 [ 395.789767] ? kthread_bind+0x40/0x40 [ 395.793570] ret_from_fork+0x3a/0x50 [ 395.797289] warn_alloc_show_mem: 1 callbacks suppressed [ 395.797301] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 395.797303] Mem-Info: [ 395.797335] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 395.797335] active_file:14 inactive_file:15 isolated_file:0 [ 395.797335] unevictable:0 dirty:0 writeback:0 unstable:0 [ 395.797335] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 395.797335] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 395.797335] free:13750 free_pcp:487 free_cma:0 [ 395.802683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.809961] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 395.812363] Call Trace: [ 395.845328] Node 0 [ 395.854695] [ 395.882389] 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 [ 395.884962] dump_stack+0x1c4/0x2b4 [ 395.887172] lowmem_reserve[]: [ 395.889323] ? dump_stack_print_info.cold.2+0x52/0x52 [ 395.914800] 0 [ 395.918442] warn_alloc.cold.119+0xb7/0x1bd [ 395.921524] 2819 [ 395.926717] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.928511] 6323 [ 395.932857] ? lock_downgrade+0x900/0x900 [ 395.934896] 6323 [ 395.939740] ? trace_hardirqs_off+0xb8/0x310 [ 395.945915] ? trace_hardirqs_off+0xb8/0x310 [ 395.947959] Node 0 [ 395.952371] __alloc_pages_slowpath+0x2667/0x2d80 [ 395.956825] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 395.959054] ? warn_alloc+0x120/0x120 [ 395.963856] lowmem_reserve[]: 0 [ 395.990598] ? trace_hardirqs_on+0x310/0x310 [ 395.994395] 0 [ 395.997703] ? warn_alloc+0x120/0x120 [ 396.002095] 3503 [ 396.003892] ? warn_alloc+0x120/0x120 [ 396.007673] 3503 [ 396.009733] ? ktime_get+0x2e1/0x440 [ 396.015573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.019262] Node 0 [ 396.024791] ? check_preemption_disabled+0x48/0x200 [ 396.024823] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 396.024831] lowmem_reserve[]: [ 396.027063] ? kasan_check_read+0x11/0x20 [ 396.032056] 0 [ 396.060438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.063528] 0 [ 396.067672] ? should_fail+0x22d/0xd01 [ 396.069493] 0 [ 396.075036] ? rcu_bh_qs+0xc0/0xc0 [ 396.076813] 0 [ 396.080713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.086029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.087812] Node 0 [ 396.092907] ? should_fail+0x22d/0xd01 [ 396.098433] DMA: [ 396.100667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.104534] 1*4kB [ 396.106619] ? should_fail+0x22d/0xd01 [ 396.111700] (U) [ 396.113869] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.117734] 0*8kB [ 396.119721] ? mark_held_locks+0x130/0x130 [ 396.124801] 0*16kB [ 396.126948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.131150] 1*32kB (U) [ 396.133415] ? mark_held_locks+0x130/0x130 [ 396.138932] 2*64kB [ 396.141512] ? rcu_irq_exit+0xce/0x100 [ 396.145725] (U) [ 396.147961] ? irq_exit+0xbd/0x1c0 [ 396.151839] 1*128kB [ 396.153829] ? mark_held_locks+0x130/0x130 [ 396.157346] (U) [ 396.159670] ? smp_call_function_single_interrupt+0x650/0x650 [ 396.163881] 1*256kB [ 396.165857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.165872] ? ret_from_intr+0xb/0x1e [ 396.171740] (U) [ 396.174059] ? retint_kernel+0x2d/0x2d [ 396.179584] 0*512kB [ 396.183388] ? trace_hardirqs_on_caller+0xc0/0x310 [ 396.185341] 1*1024kB [ 396.189228] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 396.191527] (U) [ 396.196466] ? trace_hardirqs_off+0x310/0x310 [ 396.198857] 1*2048kB [ 396.203613] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.205590] (M) [ 396.210085] __alloc_pages_nodemask+0xa80/0xde0 [ 396.212474] 3*4096kB [ 396.217575] ? should_fail+0x22d/0xd01 [ 396.219534] (M) [ 396.224195] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 396.226610] = 15908kB [ 396.230514] ? ____cache_alloc_node+0x1c7/0x1e0 [ 396.232476] Node 0 [ 396.237486] ? lock_downgrade+0x900/0x900 [ 396.239872] DMA32: [ 396.244540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.246753] 5*4kB [ 396.250896] cache_grow_begin+0x91/0x8c0 [ 396.253115] (M) [ 396.258647] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.260774] 1*8kB [ 396.264830] fallback_alloc+0x203/0x2e0 [ 396.266795] (M) [ 396.271199] ____cache_alloc_node+0x1c7/0x1e0 [ 396.273332] 3*16kB [ 396.277298] kmem_cache_alloc_node+0xe3/0x730 [ 396.279250] (M) [ 396.283749] ? ipv6_get_ifaddr+0x42e/0x620 [ 396.285962] 4*32kB [ 396.290472] __alloc_skb+0x119/0x770 [ 396.292434] (UM) [ 396.296671] ? skb_scrub_packet+0x490/0x490 [ 396.298889] 5*64kB [ 396.302594] ? lock_downgrade+0x900/0x900 [ 396.304641] (M) [ 396.308958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.311176] 5*128kB [ 396.315317] ? refcount_sub_and_test_checked+0x203/0x310 [ 396.317274] (UM) [ 396.322804] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 396.325115] 2*256kB [ 396.330560] ? addrconf_rs_timer+0x690/0x690 [ 396.332597] (M) [ 396.338058] ndisc_alloc_skb+0x144/0x340 [ 396.340359] 4*512kB [ 396.344779] ndisc_send_rs+0x331/0x6e0 [ 396.346734] (UM) [ 396.350789] addrconf_rs_timer+0x314/0x690 [ 396.353098] 3*1024kB [ 396.356979] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.359037] (UM) [ 396.363269] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.365660] 3*2048kB [ 396.371194] call_timer_fn+0x272/0x920 [ 396.373230] (M) [ 396.377471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.379857] 3*4096kB [ 396.383744] ? process_timeout+0x40/0x40 [ 396.385717] (M) [ 396.389946] ? trace_hardirqs_off+0xb8/0x310 [ 396.392332] = 25228kB [ 396.396392] ? kasan_check_read+0x11/0x20 [ 396.398349] Node 0 [ 396.402757] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.405184] Normal: 1316*4kB [ 396.409343] ? trace_hardirqs_on+0x310/0x310 [ 396.411559] (ME) [ 396.415967] ? __run_timers+0x7da/0xc70 [ 396.419044] 462*8kB (UMEH) [ 396.423456] ? lock_downgrade+0x900/0x900 [ 396.425500] 167*16kB [ 396.429472] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.432388] (UMEH) [ 396.436536] ? trace_hardirqs_on+0xbd/0x310 [ 396.438936] 42*32kB [ 396.444034] ? kasan_check_read+0x11/0x20 [ 396.446252] (UMEH) [ 396.450567] ? __run_timers+0x7da/0xc70 [ 396.452872] 4*64kB [ 396.457015] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.459232] (UH) [ 396.463203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.465422] 1*128kB [ 396.470868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.472913] (U) [ 396.478448] __run_timers+0x7e5/0xc70 [ 396.480754] 0*256kB [ 396.484989] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 396.486981] 1*512kB [ 396.490779] ? lock_acquire+0x1ed/0x520 [ 396.493083] (U) [ 396.498448] ? __hrtimer_run_queues+0x488/0x10d0 [ 396.500763] 0*1024kB [ 396.504732] ? lock_release+0x970/0x970 [ 396.506688] 0*2048kB [ 396.511448] ? trace_hardirqs_off+0xb8/0x310 [ 396.513841] 0*4096kB [ 396.517842] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.520233] = 13872kB [ 396.524638] ? kasan_check_write+0x14/0x20 [ 396.527032] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.531437] ? pvclock_read_flags+0x160/0x160 [ 396.533831] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.538064] ? lock_downgrade+0x900/0x900 [ 396.546879] 4244 total pagecache pages [ 396.551374] ? trace_hardirqs_on+0xbd/0x310 [ 396.559935] 0 pages in swap cache [ 396.564079] ? kvm_sched_clock_read+0x9/0x20 [ 396.567944] Swap cache stats: add 0, delete 0, find 0/0 [ 396.572259] ? irq_exit+0x17f/0x1c0 [ 396.575688] Free swap = 0kB [ 396.580113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.585460] Total swap = 0kB [ 396.589085] ? check_preemption_disabled+0x48/0x200 [ 396.592100] 1965979 pages RAM [ 396.597630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.600627] 0 pages HighMem/MovableOnly [ 396.605646] run_timer_softirq+0x52/0xb0 [ 396.608727] 342307 pages reserved [ 396.608737] 0 pages cma reserved [ 396.614270] ? __this_cpu_preempt_check+0x1c/0x1f [ 396.618275] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.622290] __do_softirq+0x30b/0xad8 [ 396.625762] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.629081] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 396.633896] ksoftirqd/1 cpuset= [ 396.640418] ? pvclock_read_flags+0x160/0x160 [ 396.644194] / [ 396.654513] ? lapic_next_event+0x5a/0x90 [ 396.659616] mems_allowed=0 [ 396.662893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.681661] ? clockevents_program_event+0x140/0x370 [ 396.686768] ? kvm_clock_read+0x18/0x30 [ 396.690746] ? kvm_sched_clock_read+0x9/0x20 [ 396.695158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.700705] ? check_preemption_disabled+0x48/0x200 [ 396.705735] irq_exit+0x17f/0x1c0 [ 396.709192] smp_apic_timer_interrupt+0x1cb/0x760 [ 396.714040] ? smp_call_function_single_interrupt+0x159/0x650 [ 396.719927] ? smp_call_function_single_interrupt+0x650/0x650 [ 396.725810] ? interrupt_entry+0xb5/0xf0 [ 396.729873] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.734886] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.739916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.744758] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.749781] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.754802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.760339] ? check_preemption_disabled+0x48/0x200 [ 396.765355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.770915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.775768] apic_timer_interrupt+0xf/0x20 [ 396.779999] [ 396.782237] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 396.787169] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 396.806283] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 396.813990] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 396.821258] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 396.828523] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 396.835787] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 396.843053] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 396.850338] ? trace_hardirqs_on+0xb4/0x310 [ 396.854670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.860216] skb_clone+0x1bb/0x500 [ 396.863758] ? finish_task_switch+0x2f5/0x900 [ 396.868252] ? skb_split+0x11e0/0x11e0 [ 396.872138] ? preempt_notifier_register+0x200/0x200 [ 396.877255] ? __switch_to_asm+0x34/0x70 [ 396.881315] ? __switch_to_asm+0x34/0x70 [ 396.885375] ? __switch_to_asm+0x40/0x70 [ 396.889454] ? __switch_to_asm+0x34/0x70 [ 396.893535] ? __switch_to_asm+0x40/0x70 [ 396.897595] ? __switch_to_asm+0x34/0x70 [ 396.901653] ? __switch_to_asm+0x40/0x70 [ 396.905719] ? __switch_to_asm+0x34/0x70 [ 396.909779] ? __switch_to_asm+0x34/0x70 [ 396.913838] ? __switch_to_asm+0x40/0x70 [ 396.917897] ? __switch_to_asm+0x34/0x70 [ 396.921999] bpf_clone_redirect+0xb9/0x490 [ 396.926233] ? __schedule+0x874/0x1ed0 [ 396.930125] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 396.935140] ? __sched_text_start+0x8/0x8 [ 396.939313] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 396.944070] ? retint_kernel+0x2d/0x2d [ 396.947964] ? lock_acquire+0x1ed/0x520 [ 396.951933] ? bpf_test_run+0x32e/0x5a0 [ 396.955909] ? lock_release+0x970/0x970 [ 396.959891] ? preempt_schedule+0x4d/0x60 [ 396.964052] ? preempt_schedule_common+0x1f/0xd0 [ 396.968817] ? preempt_schedule+0x4d/0x60 [ 396.972963] ? ___preempt_schedule+0x16/0x18 [ 396.977375] ? bpf_test_run+0x1c0/0x5a0 [ 396.981371] ? netlink_diag_dump+0x2a0/0x2a0 [ 396.985796] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.991329] ? bpf_test_init.isra.9+0x70/0x100 [ 396.995916] ? bpf_prog_test_run_skb+0x634/0xb40 [ 397.000679] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 397.005524] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.011063] ? fput+0x130/0x1a0 [ 397.014340] ? __bpf_prog_get+0x9b/0x290 [ 397.018440] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 397.023294] ? bpf_prog_test_run+0x130/0x1a0 [ 397.027708] ? __x64_sys_bpf+0x3d8/0x510 [ 397.031768] ? bpf_prog_get+0x20/0x20 [ 397.035599] ? do_syscall_64+0x1b9/0x820 [ 397.039659] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.045022] ? syscall_return_slowpath+0x5e0/0x5e0 [ 397.049953] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.054979] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 397.059992] ? recalc_sigpending_tsk+0x180/0x180 [ 397.064754] ? kasan_check_write+0x14/0x20 [ 397.068991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.073838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.079215] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 397.079317] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.086102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.086107] Call Trace: [ 397.086129] dump_stack+0x1c4/0x2b4 [ 397.086148] ? dump_stack_print_info.cold.2+0x52/0x52 [ 397.092666] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.101981] warn_alloc.cold.119+0xb7/0x1bd [ 397.104538] syz-executor0 cpuset= [ 397.108158] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.113323] syz0 [ 397.123813] ? lock_downgrade+0x900/0x900 [ 397.128128] mems_allowed=0 [ 397.131576] ? trace_hardirqs_off+0xb8/0x310 [ 397.149863] ? trace_hardirqs_off+0xb8/0x310 [ 397.154279] __alloc_pages_slowpath+0x2667/0x2d80 [ 397.159142] ? warn_alloc+0x120/0x120 [ 397.162956] ? warn_alloc+0x120/0x120 [ 397.166760] ? warn_alloc+0x120/0x120 [ 397.170564] ? mark_held_locks+0x130/0x130 [ 397.174819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.180356] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.185903] ? should_fail+0x22d/0xd01 [ 397.189804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.194949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.200487] ? should_fail+0x22d/0xd01 [ 397.204427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.209530] ? should_fail+0x22d/0xd01 [ 397.213422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.218532] ? mark_held_locks+0x130/0x130 [ 397.222768] ? mark_held_locks+0x130/0x130 [ 397.227015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.232556] ? trace_hardirqs_off+0xb8/0x310 [ 397.236961] ? kasan_check_read+0x11/0x20 [ 397.241112] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.245520] ? trace_hardirqs_on+0x310/0x310 [ 397.249929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.255465] ? wq_watchdog_touch+0x9c/0xfe [ 397.259710] ? io_serial_in+0x11/0x90 [ 397.263509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.269053] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 397.274172] __alloc_pages_nodemask+0xa80/0xde0 [ 397.278882] ? should_fail+0x22d/0xd01 [ 397.282782] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 397.287814] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.292495] ? lock_downgrade+0x900/0x900 [ 397.296652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.302219] cache_grow_begin+0x91/0x8c0 [ 397.306289] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.310702] fallback_alloc+0x203/0x2e0 [ 397.314679] ____cache_alloc_node+0x1c7/0x1e0 [ 397.319186] kmem_cache_alloc_node+0xe3/0x730 [ 397.323682] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.327926] __alloc_skb+0x119/0x770 [ 397.331640] ? skb_scrub_packet+0x490/0x490 [ 397.335963] ? lock_downgrade+0x900/0x900 [ 397.340118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.345657] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.351111] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.356562] ? addrconf_rs_timer+0x690/0x690 [ 397.360984] ndisc_alloc_skb+0x144/0x340 [ 397.365048] ndisc_send_rs+0x331/0x6e0 [ 397.368943] addrconf_rs_timer+0x314/0x690 [ 397.373177] ? lock_release+0x970/0x970 [ 397.377154] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.381419] call_timer_fn+0x272/0x920 [ 397.385312] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.389547] ? process_timeout+0x40/0x40 [ 397.393607] ? kasan_check_read+0x11/0x20 [ 397.397754] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.402178] ? trace_hardirqs_on+0x310/0x310 [ 397.406622] ? __run_timers+0x7da/0xc70 [ 397.410598] ? lock_downgrade+0x900/0x900 [ 397.414754] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 397.419861] ? trace_hardirqs_on+0xbd/0x310 [ 397.424178] ? kasan_check_read+0x11/0x20 [ 397.428330] ? __run_timers+0x7da/0xc70 [ 397.432307] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.437784] ? kasan_check_write+0x14/0x20 [ 397.442027] ? do_raw_spin_lock+0xc1/0x200 [ 397.446270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.450502] __run_timers+0x7e5/0xc70 [ 397.454312] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 397.459672] ? lock_downgrade+0x900/0x900 [ 397.463819] ? finish_task_switch+0x1b5/0x900 [ 397.468316] ? trace_hardirqs_on+0xbd/0x310 [ 397.472634] ? kasan_check_read+0x11/0x20 [ 397.476782] ? finish_task_switch+0x1f5/0x900 [ 397.481278] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.486728] ? compat_start_thread+0x80/0x80 [ 397.491157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.496702] ? pvclock_read_flags+0x160/0x160 [ 397.501193] ? __switch_to_asm+0x34/0x70 [ 397.505254] ? __switch_to_asm+0x34/0x70 [ 397.509313] ? __switch_to_asm+0x40/0x70 [ 397.513371] ? __switch_to_asm+0x40/0x70 [ 397.517440] ? __switch_to_asm+0x34/0x70 [ 397.521499] ? __switch_to_asm+0x40/0x70 [ 397.525565] ? trace_hardirqs_on+0xbd/0x310 [ 397.529891] ? kvm_sched_clock_read+0x9/0x20 [ 397.534316] ? run_ksoftirqd+0x94/0x100 [ 397.538293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.543832] ? check_preemption_disabled+0x48/0x200 [ 397.548847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.554395] run_timer_softirq+0x52/0xb0 [ 397.558459] ? __this_cpu_preempt_check+0x1c/0x1f [ 397.563305] __do_softirq+0x30b/0xad8 [ 397.567117] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 397.572216] ? trace_hardirqs_off+0xb8/0x310 [ 397.576642] ? schedule+0x108/0x460 [ 397.580285] ? run_ksoftirqd+0x40/0x100 [ 397.584275] ? trace_hardirqs_off+0xb8/0x310 [ 397.588680] ? smpboot_thread_fn+0x68b/0xa00 [ 397.593090] ? trace_hardirqs_on+0x310/0x310 [ 397.597501] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.603041] ? check_preemption_disabled+0x48/0x200 [ 397.608056] ? takeover_tasklets+0xa90/0xa90 [ 397.612465] run_ksoftirqd+0x94/0x100 [ 397.616266] smpboot_thread_fn+0x68b/0xa00 [ 397.620511] ? sort_range+0x30/0x30 [ 397.624135] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 397.629236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.634776] ? __kthread_parkme+0xfb/0x1a0 [ 397.639011] kthread+0x35a/0x420 [ 397.642394] ? sort_range+0x30/0x30 [ 397.646022] ? kthread_bind+0x40/0x40 [ 397.649823] ret_from_fork+0x3a/0x50 [ 397.653548] warn_alloc_show_mem: 1 callbacks suppressed [ 397.653560] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 397.653562] Mem-Info: [ 397.653600] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 397.653600] active_file:14 inactive_file:15 isolated_file:0 [ 397.653600] unevictable:0 dirty:0 writeback:0 unstable:0 [ 397.653600] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 397.653600] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 397.653600] free:13750 free_pcp:487 free_cma:0 [ 397.658947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.666228] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 397.668630] Call Trace: [ 397.701945] Node 0 [ 397.711296] [ 397.738980] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 397.741546] dump_stack+0x1c4/0x2b4 [ 397.743753] lowmem_reserve[]: [ 397.745901] ? dump_stack_print_info.cold.2+0x52/0x52 [ 397.771392] 0 [ 397.775029] warn_alloc.cold.119+0xb7/0x1bd [ 397.778129] 2819 [ 397.783318] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.785102] 6323 [ 397.789434] ? lock_downgrade+0x900/0x900 [ 397.791479] 6323 [ 397.796321] ? trace_hardirqs_off+0xb8/0x310 [ 397.802514] ? trace_hardirqs_off+0xb8/0x310 [ 397.804561] Node 0 [ 397.808963] __alloc_pages_slowpath+0x2667/0x2d80 [ 397.813371] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 397.815597] ? warn_alloc+0x120/0x120 [ 397.820414] lowmem_reserve[]: [ 397.847135] ? warn_alloc+0x120/0x120 [ 397.850917] 0 [ 397.854024] ? warn_alloc+0x120/0x120 [ 397.857800] 0 [ 397.859601] ? mark_held_locks+0x130/0x130 [ 397.863390] 3503 [ 397.865191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.869415] 3503 [ 397.871486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.876999] Node 0 [ 397.879059] ? should_fail+0x22d/0xd01 [ 397.884597] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 397.886805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.890678] lowmem_reserve[]: [ 397.919042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.924124] 0 [ 397.927223] ? should_fail+0x22d/0xd01 [ 397.932742] 0 [ 397.934545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.938417] 0 [ 397.940215] ? should_fail+0x22d/0xd01 [ 397.945294] 0 [ 397.947094] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.952763] ? mark_held_locks+0x130/0x130 [ 397.957845] Node 0 DMA: [ 397.962087] ? mark_held_locks+0x130/0x130 [ 397.962097] 1*4kB [ 397.964761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.968974] (U) [ 397.971120] ? trace_hardirqs_off+0xb8/0x310 [ 397.976630] 0*8kB [ 397.978602] ? kasan_check_read+0x11/0x20 [ 397.982990] 0*16kB [ 397.985140] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.989261] 1*32kB [ 397.991493] ? trace_hardirqs_on+0x310/0x310 [ 397.995878] (U) [ 397.998111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.002493] 2*64kB [ 398.004463] ? wq_watchdog_touch+0x9c/0xfe [ 398.009975] (U) [ 398.012210] ? io_serial_in+0x11/0x90 [ 398.016424] 1*128kB [ 398.018404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.022179] (U) [ 398.024502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.030013] 1*256kB [ 398.031988] __alloc_pages_nodemask+0xa80/0xde0 [ 398.037076] (U) [ 398.039414] ? should_fail+0x22d/0xd01 [ 398.044057] 0*512kB [ 398.046027] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 398.049891] 1*1024kB [ 398.052223] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.057200] (U) [ 398.059610] ? lock_downgrade+0x900/0x900 [ 398.064255] 1*2048kB [ 398.066254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.070376] (M) [ 398.072802] cache_grow_begin+0x91/0x8c0 [ 398.078318] 3*4096kB [ 398.080328] ? do_raw_spin_unlock+0xa7/0x2f0 [ 398.084364] (M) [ 398.086781] fallback_alloc+0x203/0x2e0 [ 398.091162] = 15908kB [ 398.093133] ____cache_alloc_node+0x1c7/0x1e0 [ 398.097094] Node 0 [ 398.099504] kmem_cache_alloc_node+0xe3/0x730 [ 398.103972] DMA32: [ 398.106207] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.110679] 5*4kB [ 398.112914] __alloc_skb+0x119/0x770 [ 398.117128] (M) [ 398.119278] ? skb_scrub_packet+0x490/0x490 [ 398.122970] 1*8kB [ 398.124940] ? lock_downgrade+0x900/0x900 [ 398.129237] (M) [ 398.131427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.135549] 3*16kB [ 398.137523] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.143042] (M) [ 398.145283] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.150709] 4*32kB [ 398.152681] ? addrconf_rs_timer+0x690/0x690 [ 398.158106] (UM) [ 398.160345] ndisc_alloc_skb+0x144/0x340 [ 398.164727] 5*64kB [ 398.166794] ndisc_send_rs+0x331/0x6e0 [ 398.170831] (M) [ 398.173082] addrconf_rs_timer+0x314/0x690 [ 398.176943] 5*128kB [ 398.178931] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 398.183151] (UM) [ 398.185484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.190998] 2*256kB [ 398.193064] call_timer_fn+0x272/0x920 [ 398.197270] (M) [ 398.199592] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.203456] 4*512kB [ 398.205435] ? process_timeout+0x40/0x40 [ 398.209645] (UM) 3*1024kB [ 398.211980] ? trace_hardirqs_off+0xb8/0x310 [ 398.216020] (UM) [ 398.218859] ? kasan_check_read+0x11/0x20 [ 398.223241] 3*2048kB [ 398.225324] ? do_raw_spin_unlock+0xa7/0x2f0 [ 398.229449] (M) [ 398.231855] ? trace_hardirqs_on+0x310/0x310 [ 398.236240] 3*4096kB [ 398.238212] ? __run_timers+0x7da/0xc70 [ 398.242599] (M) [ 398.245009] ? lock_downgrade+0x900/0x900 [ 398.248960] = 25228kB [ 398.250937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.255058] Node 0 [ 398.257465] ? trace_hardirqs_on+0xbd/0x310 [ 398.262545] Normal: [ 398.264776] ? kasan_check_read+0x11/0x20 [ 398.269075] 1316*4kB [ 398.271419] ? __run_timers+0x7da/0xc70 [ 398.275536] (ME) [ 398.277956] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.281923] 462*8kB [ 398.283985] ? kasan_check_write+0x14/0x20 [ 398.289440] (UMEH) [ 398.291759] ? do_raw_spin_lock+0xc1/0x200 [ 398.295971] 167*16kB [ 398.298206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.302410] (UMEH) 42*32kB (UMEH) [ 398.304835] __run_timers+0x7e5/0xc70 [ 398.309045] 4*64kB [ 398.312586] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 398.316359] (UH) [ 398.318605] ? lock_acquire+0x1ed/0x520 [ 398.323945] 1*128kB [ 398.326005] ? __hrtimer_run_queues+0x488/0x10d0 [ 398.329955] (U) [ 398.332274] ? lock_release+0x970/0x970 [ 398.337008] 0*256kB [ 398.338982] ? trace_hardirqs_off+0xb8/0x310 [ 398.342939] 1*512kB [ 398.345257] ? do_raw_spin_unlock+0xa7/0x2f0 [ 398.349665] (U) [ 398.351982] ? kasan_check_write+0x14/0x20 [ 398.356371] 0*1024kB [ 398.358354] ? pvclock_read_flags+0x160/0x160 [ 398.362587] 0*2048kB [ 398.364993] ? lock_downgrade+0x900/0x900 [ 398.369477] 0*4096kB [ 398.371887] ? trace_hardirqs_on+0xbd/0x310 [ 398.376008] = 13872kB [ 398.378431] ? kvm_sched_clock_read+0x9/0x20 [ 398.382730] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 398.385132] ? irq_exit+0x17f/0x1c0 [ 398.389524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 398.398458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.402066] 4244 total pagecache pages [ 398.410643] ? check_preemption_disabled+0x48/0x200 [ 398.416161] 0 pages in swap cache [ 398.420051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.425050] Swap cache stats: add 0, delete 0, find 0/0 [ 398.428500] run_timer_softirq+0x52/0xb0 [ 398.434016] Free swap = 0kB [ 398.439375] ? __this_cpu_preempt_check+0x1c/0x1f [ 398.443425] Total swap = 0kB [ 398.446447] __do_softirq+0x30b/0xad8 [ 398.451267] 1965979 pages RAM [ 398.454285] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 398.458077] 0 pages HighMem/MovableOnly [ 398.461183] ? pvclock_read_flags+0x160/0x160 [ 398.466372] 342307 pages reserved [ 398.470389] ? lapic_next_event+0x5a/0x90 [ 398.474866] 0 pages cma reserved [ 398.478329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.482536] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 398.485827] ? clockevents_program_event+0x140/0x370 [ 398.491451] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.497870] ? kvm_clock_read+0x18/0x30 [ 398.502949] ksoftirqd/1 cpuset= [ 398.513292] ? kvm_sched_clock_read+0x9/0x20 [ 398.517257] / [ 398.520545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.524949] mems_allowed=0 [ 398.526680] ? check_preemption_disabled+0x48/0x200 [ 398.540135] irq_exit+0x17f/0x1c0 [ 398.543595] smp_apic_timer_interrupt+0x1cb/0x760 [ 398.548473] ? smp_call_function_single_interrupt+0x159/0x650 [ 398.554357] ? smp_call_function_single_interrupt+0x650/0x650 [ 398.560253] ? interrupt_entry+0xb5/0xf0 [ 398.564321] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.569341] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.574357] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.579214] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.584226] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.589242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.594788] ? check_preemption_disabled+0x48/0x200 [ 398.599803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.605342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.610186] apic_timer_interrupt+0xf/0x20 [ 398.614452] [ 398.616702] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 398.621660] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 398.640560] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 398.648263] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 398.655530] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 398.662794] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 398.670068] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 398.677332] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 398.684612] ? trace_hardirqs_on+0xb4/0x310 [ 398.688954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.694528] skb_clone+0x1bb/0x500 [ 398.698067] ? finish_task_switch+0x2f5/0x900 [ 398.702576] ? skb_split+0x11e0/0x11e0 [ 398.706466] ? preempt_notifier_register+0x200/0x200 [ 398.711570] ? __switch_to_asm+0x34/0x70 [ 398.715629] ? __switch_to_asm+0x34/0x70 [ 398.719685] ? __switch_to_asm+0x40/0x70 [ 398.723750] ? __switch_to_asm+0x34/0x70 [ 398.727812] ? __switch_to_asm+0x40/0x70 [ 398.731902] ? __switch_to_asm+0x34/0x70 [ 398.735975] ? __switch_to_asm+0x40/0x70 [ 398.740043] ? __switch_to_asm+0x34/0x70 [ 398.744117] ? __switch_to_asm+0x34/0x70 [ 398.748174] ? __switch_to_asm+0x40/0x70 [ 398.752232] ? __switch_to_asm+0x34/0x70 [ 398.756312] bpf_clone_redirect+0xb9/0x490 [ 398.760548] ? __schedule+0x874/0x1ed0 [ 398.764443] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 398.769494] ? __sched_text_start+0x8/0x8 [ 398.773642] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 398.778423] ? retint_kernel+0x2d/0x2d [ 398.782320] ? lock_acquire+0x1ed/0x520 [ 398.786302] ? bpf_test_run+0x32e/0x5a0 [ 398.790281] ? lock_release+0x970/0x970 [ 398.794254] ? preempt_schedule+0x4d/0x60 [ 398.798416] ? preempt_schedule_common+0x1f/0xd0 [ 398.803427] ? preempt_schedule+0x4d/0x60 [ 398.807582] ? ___preempt_schedule+0x16/0x18 [ 398.812010] ? bpf_test_run+0x1c0/0x5a0 [ 398.815992] ? netlink_diag_dump+0x2a0/0x2a0 [ 398.820438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.825993] ? bpf_test_init.isra.9+0x70/0x100 [ 398.830581] ? bpf_prog_test_run_skb+0x634/0xb40 [ 398.835357] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 398.840233] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 398.845769] ? fput+0x130/0x1a0 [ 398.849048] ? __bpf_prog_get+0x9b/0x290 [ 398.853110] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 398.857970] ? bpf_prog_test_run+0x130/0x1a0 [ 398.862421] ? __x64_sys_bpf+0x3d8/0x510 [ 398.866484] ? bpf_prog_get+0x20/0x20 [ 398.870345] ? do_syscall_64+0x1b9/0x820 [ 398.874438] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 398.879803] ? syscall_return_slowpath+0x5e0/0x5e0 [ 398.884738] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.889755] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 398.894769] ? recalc_sigpending_tsk+0x180/0x180 [ 398.899522] ? kasan_check_write+0x14/0x20 [ 398.903762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.908608] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.913983] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 398.914039] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 398.920834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.920838] Call Trace: [ 398.920860] dump_stack+0x1c4/0x2b4 [ 398.920878] ? dump_stack_print_info.cold.2+0x52/0x52 [ 398.927433] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.936722] warn_alloc.cold.119+0xb7/0x1bd [ 398.939282] syz-executor0 cpuset= [ 398.942923] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.948096] syz0 [ 398.958601] ? lock_downgrade+0x900/0x900 [ 398.962930] mems_allowed=0 [ 398.966410] ? trace_hardirqs_off+0xb8/0x310 [ 398.984657] ? trace_hardirqs_off+0xb8/0x310 [ 398.989075] __alloc_pages_slowpath+0x2667/0x2d80 [ 398.993944] ? warn_alloc+0x120/0x120 [ 398.997765] ? warn_alloc+0x120/0x120 [ 399.001566] ? warn_alloc+0x120/0x120 [ 399.005370] ? mark_held_locks+0x130/0x130 [ 399.009625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.015165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.020702] ? should_fail+0x22d/0xd01 [ 399.024592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.029703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.035238] ? should_fail+0x22d/0xd01 [ 399.039156] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.044265] ? should_fail+0x22d/0xd01 [ 399.048157] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.053317] ? mark_held_locks+0x130/0x130 [ 399.057881] ? mark_held_locks+0x130/0x130 [ 399.062133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.067670] ? trace_hardirqs_off+0xb8/0x310 [ 399.072089] ? kasan_check_read+0x11/0x20 [ 399.076275] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.080685] ? trace_hardirqs_on+0x310/0x310 [ 399.085107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.090641] ? wq_watchdog_touch+0x9c/0xfe [ 399.094874] ? io_serial_in+0x11/0x90 [ 399.098687] ? retint_kernel+0x2d/0x2d [ 399.102579] ? trace_hardirqs_on_caller+0xc0/0x310 [ 399.107510] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 399.112272] ? trace_hardirqs_off+0x310/0x310 [ 399.116778] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 399.121922] __alloc_pages_nodemask+0xa80/0xde0 [ 399.126595] ? should_fail+0x22d/0xd01 [ 399.130486] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 399.135520] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.140190] ? lock_downgrade+0x900/0x900 [ 399.144394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.149943] cache_grow_begin+0x91/0x8c0 [ 399.154009] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.158423] fallback_alloc+0x203/0x2e0 [ 399.162413] ____cache_alloc_node+0x1c7/0x1e0 [ 399.166943] kmem_cache_alloc_node+0xe3/0x730 [ 399.171449] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.175692] __alloc_skb+0x119/0x770 [ 399.179439] ? skb_scrub_packet+0x490/0x490 [ 399.183765] ? lock_downgrade+0x900/0x900 [ 399.187928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.193466] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.198924] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.204379] ? addrconf_rs_timer+0x690/0x690 [ 399.208821] ndisc_alloc_skb+0x144/0x340 [ 399.212886] ndisc_send_rs+0x331/0x6e0 [ 399.216782] addrconf_rs_timer+0x314/0x690 [ 399.221024] ? lock_release+0x970/0x970 [ 399.225003] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.229248] call_timer_fn+0x272/0x920 [ 399.233135] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.237391] ? process_timeout+0x40/0x40 [ 399.241449] ? kasan_check_read+0x11/0x20 [ 399.245596] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.250007] ? trace_hardirqs_on+0x310/0x310 [ 399.254454] ? __run_timers+0x7da/0xc70 [ 399.258426] ? lock_downgrade+0x900/0x900 [ 399.262576] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 399.267686] ? trace_hardirqs_on+0xbd/0x310 [ 399.272014] ? kasan_check_read+0x11/0x20 [ 399.276172] ? __run_timers+0x7da/0xc70 [ 399.280151] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.285598] ? kasan_check_write+0x14/0x20 [ 399.289832] ? do_raw_spin_lock+0xc1/0x200 [ 399.294080] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.298327] __run_timers+0x7e5/0xc70 [ 399.302139] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 399.307506] ? lock_downgrade+0x900/0x900 [ 399.311657] ? finish_task_switch+0x1b5/0x900 [ 399.316157] ? trace_hardirqs_on+0xbd/0x310 [ 399.320478] ? kasan_check_read+0x11/0x20 [ 399.324646] ? finish_task_switch+0x1f5/0x900 [ 399.329154] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.334602] ? compat_start_thread+0x80/0x80 [ 399.339013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.344571] ? pvclock_read_flags+0x160/0x160 [ 399.349062] ? __switch_to_asm+0x34/0x70 [ 399.353125] ? __switch_to_asm+0x34/0x70 [ 399.357200] ? __switch_to_asm+0x40/0x70 [ 399.361271] ? __switch_to_asm+0x40/0x70 [ 399.365327] ? __switch_to_asm+0x34/0x70 [ 399.369422] ? __switch_to_asm+0x40/0x70 [ 399.373517] ? trace_hardirqs_on+0xbd/0x310 [ 399.377857] ? kvm_sched_clock_read+0x9/0x20 [ 399.382276] ? run_ksoftirqd+0x94/0x100 [ 399.386256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.391797] ? check_preemption_disabled+0x48/0x200 [ 399.396812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.402352] run_timer_softirq+0x52/0xb0 [ 399.406433] ? __this_cpu_preempt_check+0x1c/0x1f [ 399.411288] __do_softirq+0x30b/0xad8 [ 399.415097] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 399.420200] ? trace_hardirqs_off+0xb8/0x310 [ 399.424615] ? schedule+0x108/0x460 [ 399.428263] ? run_ksoftirqd+0x40/0x100 [ 399.432241] ? trace_hardirqs_off+0xb8/0x310 [ 399.436659] ? smpboot_thread_fn+0x68b/0xa00 [ 399.441068] ? trace_hardirqs_on+0x310/0x310 [ 399.445493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.451035] ? check_preemption_disabled+0x48/0x200 [ 399.456053] ? takeover_tasklets+0xa90/0xa90 [ 399.460474] run_ksoftirqd+0x94/0x100 [ 399.464278] smpboot_thread_fn+0x68b/0xa00 [ 399.468512] ? sort_range+0x30/0x30 [ 399.472136] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 399.477239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.482777] ? __kthread_parkme+0xfb/0x1a0 [ 399.487017] kthread+0x35a/0x420 [ 399.490422] ? sort_range+0x30/0x30 [ 399.494051] ? kthread_bind+0x40/0x40 [ 399.497856] ret_from_fork+0x3a/0x50 [ 399.501574] warn_alloc_show_mem: 1 callbacks suppressed [ 399.501586] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 399.501588] Mem-Info: [ 399.501620] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 399.501620] active_file:14 inactive_file:15 isolated_file:0 [ 399.501620] unevictable:0 dirty:0 writeback:0 unstable:0 [ 399.501620] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 399.501620] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 399.501620] free:13750 free_pcp:487 free_cma:0 [ 399.506995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.514301] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 399.516699] Call Trace: [ 399.549658] Node 0 [ 399.559012] [ 399.586703] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 399.589268] dump_stack+0x1c4/0x2b4 [ 399.591493] lowmem_reserve[]: [ 399.593654] ? dump_stack_print_info.cold.2+0x52/0x52 [ 399.619169] 0 [ 399.622795] warn_alloc.cold.119+0xb7/0x1bd [ 399.625877] 2819 [ 399.631063] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.632843] 6323 [ 399.637195] ? lock_downgrade+0x900/0x900 [ 399.639259] 6323 [ 399.644119] ? trace_hardirqs_off+0xb8/0x310 [ 399.650306] ? trace_hardirqs_off+0xb8/0x310 [ 399.652347] Node 0 [ 399.656760] __alloc_pages_slowpath+0x2667/0x2d80 [ 399.661183] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 399.663419] ? warn_alloc+0x120/0x120 [ 399.668226] lowmem_reserve[]: [ 399.695435] ? trace_hardirqs_on+0x310/0x310 [ 399.699218] 0 [ 399.702318] ? warn_alloc+0x120/0x120 [ 399.706705] 0 [ 399.708507] ? warn_alloc+0x120/0x120 [ 399.712288] 3503 [ 399.714087] ? ktime_get+0x2e1/0x440 [ 399.717862] 3503 [ 399.719956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.725726] ? check_preemption_disabled+0x48/0x200 [ 399.731243] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 399.736283] ? kasan_check_read+0x11/0x20 [ 399.736301] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.765252] lowmem_reserve[]: 0 [ 399.769434] ? should_fail+0x22d/0xd01 [ 399.774942] 0 [ 399.778221] ? rcu_bh_qs+0xc0/0xc0 [ 399.782100] 0 [ 399.783908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.787430] 0 [ 399.789227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.796108] ? should_fail+0x22d/0xd01 [ 399.801623] Node 0 DMA: [ 399.805506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.805523] ? should_fail+0x22d/0xd01 [ 399.808173] 1*4kB [ 399.813273] ? rcu_idle_enter+0x4b0/0x4b0 [ 399.817140] (U) [ 399.819318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.823447] 0*8kB [ 399.825427] ? mark_held_locks+0x130/0x130 [ 399.830504] 0*16kB [ 399.832651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.836864] 1*32kB [ 399.839105] ? mark_held_locks+0x130/0x130 [ 399.844621] (U) [ 399.846853] ? rcu_irq_exit+0xce/0x100 [ 399.851066] 2*64kB [ 399.853039] ? irq_exit+0xbd/0x1c0 [ 399.856898] (U) [ 399.859136] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 399.862650] 1*128kB [ 399.864624] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.869631] (U) [ 399.871973] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.876354] 1*256kB [ 399.878330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.884191] (U) [ 399.886510] ? ret_from_intr+0xb/0x1e [ 399.892038] 0*512kB [ 399.894010] ? retint_kernel+0x2d/0x2d [ 399.897789] 1*1024kB [ 399.900112] ? trace_hardirqs_on_caller+0xc0/0x310 [ 399.903981] (U) [ 399.906397] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 399.911306] 1*2048kB [ 399.913287] ? trace_hardirqs_off+0x310/0x310 [ 399.918018] (M) [ 399.920425] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 399.924896] 3*4096kB [ 399.926871] __alloc_pages_nodemask+0xa80/0xde0 [ 399.931946] (M) [ 399.934351] ? should_fail+0x22d/0xd01 [ 399.939006] = 15908kB [ 399.940997] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 399.944889] Node 0 [ 399.947307] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.952308] DMA32: [ 399.954553] ? lock_downgrade+0x900/0x900 [ 399.959200] 5*4kB [ 399.961474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.965597] (M) [ 399.967752] cache_grow_begin+0x91/0x8c0 [ 399.973268] 1*8kB [ 399.975248] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.979301] (M) [ 399.981484] fallback_alloc+0x203/0x2e0 [ 399.985851] 3*16kB [ 399.987825] ____cache_alloc_node+0x1c7/0x1e0 [ 399.991775] (M) [ 399.994009] kmem_cache_alloc_node+0xe3/0x730 [ 399.998492] 4*32kB [ 400.000464] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.004938] (UM) [ 400.007178] __alloc_skb+0x119/0x770 [ 400.011395] 5*64kB [ 400.013457] ? skb_scrub_packet+0x490/0x490 [ 400.017148] (M) [ 400.019431] ? lock_downgrade+0x900/0x900 [ 400.023719] 5*128kB [ 400.025690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.029814] (UM) [ 400.032135] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.037644] 2*256kB [ 400.039704] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.045132] (M) [ 400.047549] ? addrconf_rs_timer+0x690/0x690 [ 400.052976] 4*512kB [ 400.054953] ndisc_alloc_skb+0x144/0x340 [ 400.059332] (UM) [ 400.061688] ndisc_send_rs+0x331/0x6e0 [ 400.065725] 3*1024kB [ 400.067787] addrconf_rs_timer+0x314/0x690 [ 400.071647] (UM) [ 400.074058] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.078282] 3*2048kB [ 400.080343] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.085855] (M) [ 400.088276] call_timer_fn+0x272/0x920 [ 400.092483] 3*4096kB [ 400.094453] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.098319] (M) [ 400.100730] ? process_timeout+0x40/0x40 [ 400.104942] = 25228kB [ 400.106912] ? trace_hardirqs_off+0xb8/0x310 [ 400.110952] Node 0 [ 400.113357] ? kasan_check_read+0x11/0x20 [ 400.117766] Normal: [ 400.120002] ? do_raw_spin_unlock+0xa7/0x2f0 [ 400.124128] 1316*4kB [ 400.126449] ? trace_hardirqs_on+0x310/0x310 [ 400.130833] (ME) [ 400.133241] ? __run_timers+0x7da/0xc70 [ 400.137627] 462*8kB [ 400.139688] ? lock_downgrade+0x900/0x900 [ 400.143646] (UMEH) [ 400.145992] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.150117] 167*16kB [ 400.152352] ? trace_hardirqs_on+0xbd/0x310 [ 400.157431] (UMEH) [ 400.159836] ? kasan_check_read+0x11/0x20 [ 400.164136] 42*32kB [ 400.166366] ? __run_timers+0x7da/0xc70 [ 400.170496] (UMEH) [ 400.172816] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.176769] 4*64kB [ 400.178998] ? kasan_check_write+0x14/0x20 [ 400.184433] (UH) [ 400.186676] ? do_raw_spin_lock+0xc1/0x200 [ 400.190884] 1*128kB [ 400.192945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.197151] (U) [ 400.199476] __run_timers+0x7e5/0xc70 [ 400.203685] 0*256kB [ 400.205661] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 400.209434] 1*512kB [ 400.211750] ? lock_acquire+0x1ed/0x520 [ 400.217092] (U) 0*1024kB [ 400.219427] ? __hrtimer_run_queues+0x488/0x10d0 [ 400.223388] 0*2048kB [ 400.226144] ? lock_release+0x970/0x970 [ 400.230879] 0*4096kB [ 400.233283] ? trace_hardirqs_off+0xb8/0x310 [ 400.237232] = 13872kB [ 400.239641] ? do_raw_spin_unlock+0xa7/0x2f0 [ 400.244051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 400.246457] ? kasan_check_write+0x14/0x20 [ 400.250849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 400.259676] ? pvclock_read_flags+0x160/0x160 [ 400.263887] 4244 total pagecache pages [ 400.272459] ? lock_downgrade+0x900/0x900 [ 400.276936] 0 pages in swap cache [ 400.280831] ? trace_hardirqs_on+0xbd/0x310 [ 400.284956] Swap cache stats: add 0, delete 0, find 0/0 [ 400.288424] ? kvm_sched_clock_read+0x9/0x20 [ 400.292713] Free swap = 0kB [ 400.298075] ? irq_exit+0x17f/0x1c0 [ 400.302457] Total swap = 0kB [ 400.305475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.309080] 1965979 pages RAM [ 400.312096] ? check_preemption_disabled+0x48/0x200 [ 400.317607] 0 pages HighMem/MovableOnly [ 400.320708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.325700] 342307 pages reserved [ 400.329672] run_timer_softirq+0x52/0xb0 [ 400.335184] 0 pages cma reserved [ 400.338636] ? __this_cpu_preempt_check+0x1c/0x1f [ 400.342733] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.346038] __do_softirq+0x30b/0xad8 [ 400.346059] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 400.350983] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.357403] ? pvclock_read_flags+0x160/0x160 [ 400.361193] ksoftirqd/1 cpuset= [ 400.366290] ? lapic_next_event+0x5a/0x90 [ 400.376580] / [ 400.381080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.384337] mems_allowed=0 [ 400.388484] ? clockevents_program_event+0x140/0x370 [ 400.403745] ? kvm_clock_read+0x18/0x30 [ 400.407718] ? kvm_sched_clock_read+0x9/0x20 [ 400.412131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.417670] ? check_preemption_disabled+0x48/0x200 [ 400.422699] irq_exit+0x17f/0x1c0 [ 400.426156] smp_apic_timer_interrupt+0x1cb/0x760 [ 400.430999] ? smp_call_function_single_interrupt+0x159/0x650 [ 400.436898] ? smp_call_function_single_interrupt+0x650/0x650 [ 400.442781] ? interrupt_entry+0xb5/0xf0 [ 400.446844] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.451876] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.456919] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.461760] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.466774] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.471788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.477331] ? check_preemption_disabled+0x48/0x200 [ 400.482344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.487884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.492733] apic_timer_interrupt+0xf/0x20 [ 400.496959] [ 400.499199] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 400.504147] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 400.523042] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 400.530747] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 400.538014] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 400.545283] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 400.552569] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 400.559839] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 400.567123] ? trace_hardirqs_on+0xb4/0x310 [ 400.571456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.577036] skb_clone+0x1bb/0x500 [ 400.580599] ? finish_task_switch+0x2f5/0x900 [ 400.585093] ? skb_split+0x11e0/0x11e0 [ 400.588993] ? preempt_notifier_register+0x200/0x200 [ 400.594098] ? __switch_to_asm+0x34/0x70 [ 400.598156] ? __switch_to_asm+0x34/0x70 [ 400.602214] ? __switch_to_asm+0x40/0x70 [ 400.606283] ? __switch_to_asm+0x34/0x70 [ 400.610343] ? __switch_to_asm+0x40/0x70 [ 400.614406] ? __switch_to_asm+0x34/0x70 [ 400.618493] ? __switch_to_asm+0x40/0x70 [ 400.622563] ? __switch_to_asm+0x34/0x70 [ 400.626621] ? __switch_to_asm+0x34/0x70 [ 400.630682] ? __switch_to_asm+0x40/0x70 [ 400.634739] ? __switch_to_asm+0x34/0x70 [ 400.638822] bpf_clone_redirect+0xb9/0x490 [ 400.643064] ? __schedule+0x874/0x1ed0 [ 400.646953] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 400.651984] ? __sched_text_start+0x8/0x8 [ 400.656134] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 400.660902] ? retint_kernel+0x2d/0x2d [ 400.664799] ? lock_acquire+0x1ed/0x520 [ 400.668774] ? bpf_test_run+0x32e/0x5a0 [ 400.672751] ? lock_release+0x970/0x970 [ 400.676724] ? preempt_schedule+0x4d/0x60 [ 400.680873] ? preempt_schedule_common+0x1f/0xd0 [ 400.685629] ? preempt_schedule+0x4d/0x60 [ 400.689774] ? ___preempt_schedule+0x16/0x18 [ 400.694190] ? bpf_test_run+0x1c0/0x5a0 [ 400.698170] ? netlink_diag_dump+0x2a0/0x2a0 [ 400.702580] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.708120] ? bpf_test_init.isra.9+0x70/0x100 [ 400.712702] ? bpf_prog_test_run_skb+0x634/0xb40 [ 400.717462] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 400.722307] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.727842] ? fput+0x130/0x1a0 [ 400.731132] ? __bpf_prog_get+0x9b/0x290 [ 400.735196] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 400.740034] ? bpf_prog_test_run+0x130/0x1a0 [ 400.744443] ? __x64_sys_bpf+0x3d8/0x510 [ 400.748506] ? bpf_prog_get+0x20/0x20 [ 400.752323] ? do_syscall_64+0x1b9/0x820 [ 400.756389] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.761757] ? syscall_return_slowpath+0x5e0/0x5e0 [ 400.766687] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.771704] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 400.776726] ? recalc_sigpending_tsk+0x180/0x180 [ 400.781481] ? kasan_check_write+0x14/0x20 [ 400.785722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.790573] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.795951] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 400.796030] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.803271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.803280] Call Trace: [ 400.809892] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.819180] dump_stack+0x1c4/0x2b4 [ 400.821765] syz-executor0 cpuset= [ 400.832249] ? dump_stack_print_info.cold.2+0x52/0x52 [ 400.835854] syz0 [ 400.839318] warn_alloc.cold.119+0xb7/0x1bd [ 400.844488] mems_allowed=0 [ 400.846474] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.858540] ? lock_downgrade+0x900/0x900 [ 400.862693] ? trace_hardirqs_off+0xb8/0x310 [ 400.867107] ? trace_hardirqs_off+0xb8/0x310 [ 400.871565] __alloc_pages_slowpath+0x2667/0x2d80 [ 400.876436] ? warn_alloc+0x120/0x120 [ 400.880245] ? warn_alloc+0x120/0x120 [ 400.884058] ? warn_alloc+0x120/0x120 [ 400.887873] ? mark_held_locks+0x130/0x130 [ 400.892112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.897653] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.903201] ? should_fail+0x22d/0xd01 [ 400.907090] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.912217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.917751] ? should_fail+0x22d/0xd01 [ 400.921641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.926755] ? should_fail+0x22d/0xd01 [ 400.930648] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.935755] ? mark_held_locks+0x130/0x130 [ 400.939997] ? mark_held_locks+0x130/0x130 [ 400.944233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.949783] ? try_to_wake_up+0x10a/0x12f0 [ 400.954016] ? lock_downgrade+0x900/0x900 [ 400.958168] ? trace_hardirqs_off+0xb8/0x310 [ 400.962577] ? kasan_check_read+0x11/0x20 [ 400.966732] ? do_raw_spin_unlock+0xa7/0x2f0 [ 400.971143] ? trace_hardirqs_on+0x310/0x310 [ 400.975554] ? kasan_check_write+0x14/0x20 [ 400.979798] __alloc_pages_nodemask+0xa80/0xde0 [ 400.984473] ? should_fail+0x22d/0xd01 [ 400.988364] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 400.993413] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.998085] ? lock_downgrade+0x900/0x900 [ 401.002250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.007789] cache_grow_begin+0x91/0x8c0 [ 401.011864] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.016281] fallback_alloc+0x203/0x2e0 [ 401.020263] ____cache_alloc_node+0x1c7/0x1e0 [ 401.024764] kmem_cache_alloc_node+0xe3/0x730 [ 401.029269] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.033515] __alloc_skb+0x119/0x770 [ 401.037231] ? skb_scrub_packet+0x490/0x490 [ 401.041553] ? lock_downgrade+0x900/0x900 [ 401.045707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.051248] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.056701] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.062152] ? addrconf_rs_timer+0x690/0x690 [ 401.066575] ndisc_alloc_skb+0x144/0x340 [ 401.070639] ndisc_send_rs+0x331/0x6e0 [ 401.074533] addrconf_rs_timer+0x314/0x690 [ 401.078771] ? lock_release+0x970/0x970 [ 401.082763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.087026] call_timer_fn+0x272/0x920 [ 401.090919] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.095157] ? process_timeout+0x40/0x40 [ 401.099260] ? kasan_check_read+0x11/0x20 [ 401.103426] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.107842] ? trace_hardirqs_on+0x310/0x310 [ 401.112259] ? __run_timers+0x7da/0xc70 [ 401.116236] ? lock_downgrade+0x900/0x900 [ 401.120395] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 401.125506] ? trace_hardirqs_on+0xbd/0x310 [ 401.129822] ? kasan_check_read+0x11/0x20 [ 401.133970] ? __run_timers+0x7da/0xc70 [ 401.137955] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.143423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.148967] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.153199] __run_timers+0x7e5/0xc70 [ 401.157007] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 401.162491] ? lock_downgrade+0x900/0x900 [ 401.166639] ? finish_task_switch+0x1b5/0x900 [ 401.171161] ? trace_hardirqs_on+0xbd/0x310 [ 401.175516] ? kasan_check_read+0x11/0x20 [ 401.179671] ? finish_task_switch+0x1f5/0x900 [ 401.184172] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.189622] ? compat_start_thread+0x80/0x80 [ 401.194032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.199588] ? pvclock_read_flags+0x160/0x160 [ 401.204097] ? __switch_to_asm+0x34/0x70 [ 401.208157] ? __switch_to_asm+0x34/0x70 [ 401.212218] ? __switch_to_asm+0x40/0x70 [ 401.216280] ? __switch_to_asm+0x40/0x70 [ 401.220345] ? __switch_to_asm+0x34/0x70 [ 401.224415] ? __switch_to_asm+0x40/0x70 [ 401.228481] ? trace_hardirqs_on+0xbd/0x310 [ 401.232801] ? kvm_sched_clock_read+0x9/0x20 [ 401.237212] ? run_ksoftirqd+0x94/0x100 [ 401.241191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.246732] ? check_preemption_disabled+0x48/0x200 [ 401.251748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.257289] run_timer_softirq+0x52/0xb0 [ 401.261350] ? __this_cpu_preempt_check+0x1c/0x1f [ 401.266200] __do_softirq+0x30b/0xad8 [ 401.270008] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 401.275118] ? trace_hardirqs_off+0xb8/0x310 [ 401.279550] ? schedule+0x108/0x460 [ 401.283182] ? run_ksoftirqd+0x40/0x100 [ 401.287161] ? trace_hardirqs_off+0xb8/0x310 [ 401.291593] ? smpboot_thread_fn+0x68b/0xa00 [ 401.296004] ? trace_hardirqs_on+0x310/0x310 [ 401.300431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.305976] ? check_preemption_disabled+0x48/0x200 [ 401.310998] ? takeover_tasklets+0xa90/0xa90 [ 401.315423] run_ksoftirqd+0x94/0x100 [ 401.319224] smpboot_thread_fn+0x68b/0xa00 [ 401.323460] ? sort_range+0x30/0x30 [ 401.327091] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 401.332194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.337735] ? __kthread_parkme+0xfb/0x1a0 [ 401.341975] kthread+0x35a/0x420 [ 401.345342] ? sort_range+0x30/0x30 [ 401.348969] ? kthread_bind+0x40/0x40 [ 401.352778] ret_from_fork+0x3a/0x50 [ 401.356499] warn_alloc_show_mem: 1 callbacks suppressed [ 401.356512] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 401.356514] Mem-Info: [ 401.356544] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 401.356544] active_file:14 inactive_file:15 isolated_file:0 [ 401.356544] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.356544] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 401.356544] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 401.356544] free:13750 free_pcp:487 free_cma:0 [ 401.361892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.369178] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.371586] Call Trace: [ 401.404550] Node 0 [ 401.413906] [ 401.441599] 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 [ 401.444171] dump_stack+0x1c4/0x2b4 [ 401.446418] lowmem_reserve[]: [ 401.448567] ? dump_stack_print_info.cold.2+0x52/0x52 [ 401.474045] 0 [ 401.477673] warn_alloc.cold.119+0xb7/0x1bd [ 401.480750] 2819 [ 401.485936] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.487718] 6323 [ 401.492036] ? lock_downgrade+0x900/0x900 [ 401.494074] 6323 [ 401.498915] ? trace_hardirqs_off+0xb8/0x310 [ 401.505102] ? trace_hardirqs_off+0xb8/0x310 [ 401.507146] Node 0 [ 401.511556] __alloc_pages_slowpath+0x2667/0x2d80 [ 401.515965] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 401.518190] ? warn_alloc+0x120/0x120 [ 401.523028] lowmem_reserve[]: [ 401.549754] ? trace_hardirqs_on+0x310/0x310 [ 401.553538] 0 [ 401.556642] ? warn_alloc+0x120/0x120 [ 401.561029] 0 [ 401.562827] ? warn_alloc+0x120/0x120 [ 401.566605] 3503 [ 401.568415] ? ktime_get+0x2e1/0x440 [ 401.572197] 3503 [ 401.574258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.580011] ? check_preemption_disabled+0x48/0x200 [ 401.585525] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 401.590569] ? kasan_check_read+0x11/0x20 [ 401.590587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.619540] lowmem_reserve[]: 0 [ 401.623699] ? should_fail+0x22d/0xd01 [ 401.629232] 0 [ 401.632532] ? rcu_bh_qs+0xc0/0xc0 [ 401.636402] 0 [ 401.638207] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.641725] 0 [ 401.643525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.650443] ? should_fail+0x22d/0xd01 [ 401.655957] Node 0 DMA: [ 401.659844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.659860] ? should_fail+0x22d/0xd01 [ 401.662514] 1*4kB [ 401.667614] ? rcu_idle_enter+0x4b0/0x4b0 [ 401.671478] (U) [ 401.673629] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.677758] 0*8kB [ 401.679730] ? mark_held_locks+0x130/0x130 [ 401.684808] 0*16kB [ 401.686956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.691164] 1*32kB [ 401.693844] ? mark_held_locks+0x130/0x130 [ 401.699365] (U) [ 401.701610] ? rcu_irq_exit+0xce/0x100 [ 401.705822] 2*64kB [ 401.707794] ? irq_exit+0xbd/0x1c0 [ 401.711654] (U) [ 401.713892] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 401.717421] 1*128kB [ 401.719401] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.724391] (U) 1*256kB [ 401.726727] ? smp_call_function_single_interrupt+0x650/0x650 [ 401.731108] (U) [ 401.733796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.739659] 0*512kB [ 401.741625] ? ret_from_intr+0xb/0x1e [ 401.747151] 1*1024kB [ 401.749467] ? retint_kernel+0x2d/0x2d [ 401.753242] (U) [ 401.755654] ? trace_hardirqs_on_caller+0xc0/0x310 [ 401.759515] 1*2048kB (M) [ 401.761503] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 401.766436] 3*4096kB [ 401.769193] ? trace_hardirqs_off+0x310/0x310 [ 401.773926] (M) [ 401.776332] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 401.780804] = 15908kB [ 401.782780] __alloc_pages_nodemask+0xa80/0xde0 [ 401.787871] Node 0 [ 401.790296] ? should_fail+0x22d/0xd01 [ 401.794934] DMA32: 5*4kB [ 401.797191] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 401.801052] (M) [ 401.803818] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.808802] 1*8kB [ 401.810773] ? lock_downgrade+0x900/0x900 [ 401.815443] (M) [ 401.817594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.821717] 3*16kB [ 401.823697] cache_grow_begin+0x91/0x8c0 [ 401.829210] (M) [ 401.831448] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.835486] 4*32kB [ 401.837465] fallback_alloc+0x203/0x2e0 [ 401.841846] (UM) [ 401.844086] ____cache_alloc_node+0x1c7/0x1e0 [ 401.848035] 5*64kB [ 401.850097] kmem_cache_alloc_node+0xe3/0x730 [ 401.854568] (M) [ 401.856808] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.861291] 5*128kB [ 401.863263] __alloc_skb+0x119/0x770 [ 401.867509] (UM) [ 401.869832] ? skb_scrub_packet+0x490/0x490 [ 401.873528] 2*256kB [ 401.875590] ? lock_downgrade+0x900/0x900 [ 401.879890] (M) [ 401.882218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.886339] 4*512kB [ 401.888310] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.893826] (UM) [ 401.896146] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.901571] 3*1024kB (UM) [ 401.903641] ? addrconf_rs_timer+0x690/0x690 [ 401.909070] 3*2048kB [ 401.911926] ndisc_alloc_skb+0x144/0x340 [ 401.916313] (M) [ 401.918722] ndisc_send_rs+0x331/0x6e0 [ 401.922762] 3*4096kB [ 401.924737] addrconf_rs_timer+0x314/0x690 [ 401.928605] (M) [ 401.931017] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 401.935222] = 25228kB [ 401.935231] Node 0 [ 401.937206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.942721] Normal: [ 401.945135] call_timer_fn+0x272/0x920 [ 401.947343] 1316*4kB [ 401.951587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.953891] (ME) [ 401.957784] ? process_timeout+0x40/0x40 [ 401.960171] 462*8kB [ 401.964404] ? trace_hardirqs_off+0xb8/0x310 [ 401.964424] ? kasan_check_read+0x11/0x20 [ 401.966470] (UMEH) [ 401.970532] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.972841] 167*16kB [ 401.977240] ? trace_hardirqs_on+0x310/0x310 [ 401.981366] (UMEH) [ 401.983612] ? __run_timers+0x7da/0xc70 [ 401.988012] 42*32kB [ 401.990437] ? lock_downgrade+0x900/0x900 [ 401.994826] (UMEH) [ 401.997061] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.001020] 4*64kB [ 402.003341] ? trace_hardirqs_on+0xbd/0x310 [ 402.007466] (UH) [ 402.009708] ? kasan_check_read+0x11/0x20 [ 402.014789] 1*128kB [ 402.017022] ? __run_timers+0x7da/0xc70 [ 402.021318] (U) [ 402.023379] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.027518] 0*256kB [ 402.029833] ? kasan_check_write+0x14/0x20 [ 402.033786] 1*512kB [ 402.035761] ? do_raw_spin_lock+0xc1/0x200 [ 402.041188] (U) [ 402.043507] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.047717] 0*1024kB [ 402.050036] __run_timers+0x7e5/0xc70 [ 402.054249] 0*2048kB [ 402.056230] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 402.060450] 0*4096kB [ 402.062854] ? lock_acquire+0x1ed/0x520 [ 402.066635] = 13872kB [ 402.069042] ? __hrtimer_run_queues+0x488/0x10d0 [ 402.074426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 402.076826] ? lock_release+0x970/0x970 [ 402.080784] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 402.083187] ? trace_hardirqs_off+0xb8/0x310 [ 402.087918] 4244 total pagecache pages [ 402.096754] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.100707] 0 pages in swap cache [ 402.109275] ? kasan_check_write+0x14/0x20 [ 402.113673] Swap cache stats: add 0, delete 0, find 0/0 [ 402.117564] ? pvclock_read_flags+0x160/0x160 [ 402.121943] Free swap = 0kB [ 402.125402] ? lock_downgrade+0x900/0x900 [ 402.129617] Total swap = 0kB [ 402.134989] ? trace_hardirqs_on+0xbd/0x310 [ 402.139457] 1965979 pages RAM [ 402.142476] ? kvm_sched_clock_read+0x9/0x20 [ 402.146603] 0 pages HighMem/MovableOnly [ 402.149620] ? irq_exit+0x17f/0x1c0 [ 402.153924] 342307 pages reserved [ 402.157044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.161437] 0 pages cma reserved [ 402.165425] ? check_preemption_disabled+0x48/0x200 [ 402.169075] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.172471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.178046] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.181351] run_timer_softirq+0x52/0xb0 [ 402.186346] ksoftirqd/1 cpuset= [ 402.192844] ? __this_cpu_preempt_check+0x1c/0x1f [ 402.198352] / [ 402.208687] __do_softirq+0x30b/0xad8 [ 402.212725] mems_allowed=0 [ 402.216033] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 402.234346] ? pvclock_read_flags+0x160/0x160 [ 402.238844] ? lapic_next_event+0x5a/0x90 [ 402.242992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.248529] ? clockevents_program_event+0x140/0x370 [ 402.253637] ? kvm_clock_read+0x18/0x30 [ 402.257612] ? kvm_sched_clock_read+0x9/0x20 [ 402.262020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.267572] ? check_preemption_disabled+0x48/0x200 [ 402.272611] irq_exit+0x17f/0x1c0 [ 402.276063] smp_apic_timer_interrupt+0x1cb/0x760 [ 402.280903] ? smp_call_function_single_interrupt+0x159/0x650 [ 402.286792] ? smp_call_function_single_interrupt+0x650/0x650 [ 402.292694] ? interrupt_entry+0xb5/0xf0 [ 402.296759] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.301774] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.306789] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.311637] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.316654] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.321670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.327208] ? check_preemption_disabled+0x48/0x200 [ 402.332222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.337778] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.342628] apic_timer_interrupt+0xf/0x20 [ 402.346858] [ 402.349097] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 402.354025] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 402.372936] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 402.380660] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 402.387940] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 402.395204] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 402.402472] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 402.409742] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 402.417031] ? trace_hardirqs_on+0xb4/0x310 [ 402.421374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.426942] skb_clone+0x1bb/0x500 [ 402.430485] ? finish_task_switch+0x2f5/0x900 [ 402.434982] ? skb_split+0x11e0/0x11e0 [ 402.438870] ? preempt_notifier_register+0x200/0x200 [ 402.443977] ? __switch_to_asm+0x34/0x70 [ 402.448048] ? __switch_to_asm+0x34/0x70 [ 402.452108] ? __switch_to_asm+0x40/0x70 [ 402.456184] ? __switch_to_asm+0x34/0x70 [ 402.460241] ? __switch_to_asm+0x40/0x70 [ 402.464296] ? __switch_to_asm+0x34/0x70 [ 402.468351] ? __switch_to_asm+0x40/0x70 [ 402.472433] ? __switch_to_asm+0x34/0x70 [ 402.476495] ? __switch_to_asm+0x34/0x70 [ 402.480554] ? __switch_to_asm+0x40/0x70 [ 402.484612] ? __switch_to_asm+0x34/0x70 [ 402.488676] bpf_clone_redirect+0xb9/0x490 [ 402.492915] ? __schedule+0x874/0x1ed0 [ 402.496840] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 402.501868] ? __sched_text_start+0x8/0x8 [ 402.506015] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.510809] ? retint_kernel+0x2d/0x2d [ 402.514710] ? lock_acquire+0x1ed/0x520 [ 402.518699] ? bpf_test_run+0x32e/0x5a0 [ 402.522686] ? lock_release+0x970/0x970 [ 402.526658] ? preempt_schedule+0x4d/0x60 [ 402.530812] ? preempt_schedule_common+0x1f/0xd0 [ 402.535565] ? preempt_schedule+0x4d/0x60 [ 402.539735] ? ___preempt_schedule+0x16/0x18 [ 402.544160] ? bpf_test_run+0x1c0/0x5a0 [ 402.548138] ? netlink_diag_dump+0x2a0/0x2a0 [ 402.552552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.558086] ? bpf_test_init.isra.9+0x70/0x100 [ 402.562667] ? bpf_prog_test_run_skb+0x634/0xb40 [ 402.567434] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 402.572277] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.577828] ? fput+0x130/0x1a0 [ 402.581108] ? __bpf_prog_get+0x9b/0x290 [ 402.585166] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 402.590009] ? bpf_prog_test_run+0x130/0x1a0 [ 402.594428] ? __x64_sys_bpf+0x3d8/0x510 [ 402.598492] ? bpf_prog_get+0x20/0x20 [ 402.602304] ? do_syscall_64+0x1b9/0x820 [ 402.606365] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.611735] ? syscall_return_slowpath+0x5e0/0x5e0 [ 402.616664] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.621684] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 402.626698] ? recalc_sigpending_tsk+0x180/0x180 [ 402.631466] ? kasan_check_write+0x14/0x20 [ 402.635716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.640562] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.645945] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 402.645992] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.652792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.652797] Call Trace: [ 402.652819] dump_stack+0x1c4/0x2b4 [ 402.652838] ? dump_stack_print_info.cold.2+0x52/0x52 [ 402.659376] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.668695] warn_alloc.cold.119+0xb7/0x1bd [ 402.671260] syz-executor0 cpuset= [ 402.674883] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.680050] syz0 [ 402.690536] ? lock_downgrade+0x900/0x900 [ 402.695314] mems_allowed=0 [ 402.698768] ? trace_hardirqs_off+0xb8/0x310 [ 402.717028] ? trace_hardirqs_off+0xb8/0x310 [ 402.721451] __alloc_pages_slowpath+0x2667/0x2d80 [ 402.726318] ? warn_alloc+0x120/0x120 [ 402.730133] ? warn_alloc+0x120/0x120 [ 402.733942] ? warn_alloc+0x120/0x120 [ 402.737744] ? mark_held_locks+0x130/0x130 [ 402.741985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.747520] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.753057] ? should_fail+0x22d/0xd01 [ 402.756949] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.762058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.767594] ? should_fail+0x22d/0xd01 [ 402.771486] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.776587] ? should_fail+0x22d/0xd01 [ 402.780479] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.785585] ? mark_held_locks+0x130/0x130 [ 402.789821] ? mark_held_locks+0x130/0x130 [ 402.794054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.799968] ? trace_hardirqs_off+0xb8/0x310 [ 402.804377] ? kasan_check_read+0x11/0x20 [ 402.808537] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.812943] ? trace_hardirqs_on+0x310/0x310 [ 402.817352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.822899] ? wq_watchdog_touch+0x9c/0xfe [ 402.827151] ? io_serial_in+0x11/0x90 [ 402.830956] ? retint_kernel+0x2d/0x2d [ 402.834844] ? trace_hardirqs_on_caller+0xc0/0x310 [ 402.839777] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.844533] ? trace_hardirqs_off+0x310/0x310 [ 402.849031] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.854142] __alloc_pages_nodemask+0xa80/0xde0 [ 402.858814] ? should_fail+0x22d/0xd01 [ 402.862705] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 402.867751] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.872429] ? lock_downgrade+0x900/0x900 [ 402.876607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.882150] cache_grow_begin+0x91/0x8c0 [ 402.886213] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.890627] fallback_alloc+0x203/0x2e0 [ 402.894620] ____cache_alloc_node+0x1c7/0x1e0 [ 402.899121] kmem_cache_alloc_node+0xe3/0x730 [ 402.903621] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.907868] __alloc_skb+0x119/0x770 [ 402.911586] ? skb_scrub_packet+0x490/0x490 [ 402.915907] ? lock_downgrade+0x900/0x900 [ 402.920071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.925610] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.931065] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.936516] ? addrconf_rs_timer+0x690/0x690 [ 402.940939] ndisc_alloc_skb+0x144/0x340 [ 402.945002] ndisc_send_rs+0x331/0x6e0 [ 402.948893] addrconf_rs_timer+0x314/0x690 [ 402.953132] ? lock_release+0x970/0x970 [ 402.957110] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.961365] call_timer_fn+0x272/0x920 [ 402.965263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.969510] ? process_timeout+0x40/0x40 [ 402.973568] ? kasan_check_read+0x11/0x20 [ 402.977721] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.982130] ? trace_hardirqs_on+0x310/0x310 [ 402.986544] ? __run_timers+0x7da/0xc70 [ 402.990518] ? lock_downgrade+0x900/0x900 [ 402.994670] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.999772] ? trace_hardirqs_on+0xbd/0x310 [ 403.004103] ? kasan_check_read+0x11/0x20 [ 403.008252] ? __run_timers+0x7da/0xc70 [ 403.012225] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.017687] ? kasan_check_write+0x14/0x20 [ 403.021926] ? do_raw_spin_lock+0xc1/0x200 [ 403.026164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.030405] __run_timers+0x7e5/0xc70 [ 403.034219] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 403.039581] ? lock_downgrade+0x900/0x900 [ 403.043728] ? finish_task_switch+0x1b5/0x900 [ 403.048225] ? trace_hardirqs_on+0xbd/0x310 [ 403.052553] ? kasan_check_read+0x11/0x20 [ 403.056705] ? finish_task_switch+0x1f5/0x900 [ 403.061199] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.066650] ? compat_start_thread+0x80/0x80 [ 403.071068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.076616] ? pvclock_read_flags+0x160/0x160 [ 403.081108] ? __switch_to_asm+0x34/0x70 [ 403.085165] ? __switch_to_asm+0x34/0x70 [ 403.089241] ? __switch_to_asm+0x40/0x70 [ 403.093327] ? __switch_to_asm+0x40/0x70 [ 403.097393] ? __switch_to_asm+0x34/0x70 [ 403.101454] ? __switch_to_asm+0x40/0x70 [ 403.105527] ? trace_hardirqs_on+0xbd/0x310 [ 403.109848] ? kvm_sched_clock_read+0x9/0x20 [ 403.114257] ? run_ksoftirqd+0x94/0x100 [ 403.118233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.123769] ? check_preemption_disabled+0x48/0x200 [ 403.128788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.134328] run_timer_softirq+0x52/0xb0 [ 403.138398] ? __this_cpu_preempt_check+0x1c/0x1f [ 403.143246] __do_softirq+0x30b/0xad8 [ 403.147056] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 403.152170] ? trace_hardirqs_off+0xb8/0x310 [ 403.156587] ? schedule+0x108/0x460 [ 403.160232] ? run_ksoftirqd+0x40/0x100 [ 403.164206] ? trace_hardirqs_off+0xb8/0x310 [ 403.168613] ? smpboot_thread_fn+0x68b/0xa00 [ 403.173020] ? trace_hardirqs_on+0x310/0x310 [ 403.177429] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.182967] ? check_preemption_disabled+0x48/0x200 [ 403.187986] ? takeover_tasklets+0xa90/0xa90 [ 403.192402] run_ksoftirqd+0x94/0x100 [ 403.196203] smpboot_thread_fn+0x68b/0xa00 [ 403.200443] ? sort_range+0x30/0x30 [ 403.204069] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.209175] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.214710] ? __kthread_parkme+0xfb/0x1a0 [ 403.218950] kthread+0x35a/0x420 [ 403.222343] ? sort_range+0x30/0x30 [ 403.225966] ? kthread_bind+0x40/0x40 [ 403.229764] ret_from_fork+0x3a/0x50 [ 403.233486] warn_alloc_show_mem: 1 callbacks suppressed [ 403.233499] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 403.233501] Mem-Info: [ 403.233530] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 403.233530] active_file:14 inactive_file:15 isolated_file:0 [ 403.233530] unevictable:0 dirty:0 writeback:0 unstable:0 [ 403.233530] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 403.233530] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 403.233530] free:13750 free_pcp:487 free_cma:0 [ 403.238878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.246157] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 403.248558] Call Trace: [ 403.281511] Node 0 [ 403.290860] [ 403.318540] 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 [ 403.321101] dump_stack+0x1c4/0x2b4 [ 403.323338] lowmem_reserve[]: [ 403.325501] ? dump_stack_print_info.cold.2+0x52/0x52 [ 403.350976] 0 [ 403.354618] warn_alloc.cold.119+0xb7/0x1bd [ 403.357695] 2819 [ 403.362882] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.364665] 6323 [ 403.368994] ? lock_downgrade+0x900/0x900 [ 403.371032] 6323 [ 403.375901] ? trace_hardirqs_off+0xb8/0x310 [ 403.382102] ? trace_hardirqs_off+0xb8/0x310 [ 403.384148] Node 0 [ 403.388554] __alloc_pages_slowpath+0x2667/0x2d80 [ 403.392988] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 403.395212] ? warn_alloc+0x120/0x120 [ 403.400021] lowmem_reserve[]: 0 [ 403.426749] ? trace_hardirqs_on+0x310/0x310 [ 403.430531] 0 [ 403.433805] ? warn_alloc+0x120/0x120 [ 403.438193] 3503 [ 403.439989] ? warn_alloc+0x120/0x120 [ 403.443769] 3503 [ 403.445830] ? ktime_get+0x2e1/0x440 [ 403.451705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.455399] Node 0 [ 403.460935] ? check_preemption_disabled+0x48/0x200 [ 403.460967] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 403.460974] lowmem_reserve[]: [ 403.463220] ? kasan_check_read+0x11/0x20 [ 403.468214] 0 [ 403.496595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.499683] 0 [ 403.503826] ? should_fail+0x22d/0xd01 [ 403.505608] 0 [ 403.511156] ? rcu_bh_qs+0xc0/0xc0 [ 403.512945] 0 [ 403.516830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.522165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.523961] Node 0 [ 403.529059] ? should_fail+0x22d/0xd01 [ 403.534571] DMA: [ 403.536822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.536838] ? should_fail+0x22d/0xd01 [ 403.540710] 1*4kB [ 403.542773] ? rcu_idle_enter+0x4b0/0x4b0 [ 403.547869] (U) [ 403.551762] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.553891] 0*8kB [ 403.558032] ? mark_held_locks+0x130/0x130 [ 403.559988] 0*16kB [ 403.565086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.567216] 1*32kB [ 403.571454] ? mark_held_locks+0x130/0x130 [ 403.573671] (U) [ 403.579214] ? rcu_irq_exit+0xce/0x100 [ 403.581432] 2*64kB [ 403.585664] ? irq_exit+0xbd/0x1c0 [ 403.587616] (U) [ 403.591511] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 403.593724] 1*128kB [ 403.597255] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.599209] (U) [ 403.604220] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.606524] 1*256kB [ 403.610931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.612879] (U) [ 403.618772] ? ret_from_intr+0xb/0x1e [ 403.621075] 0*512kB [ 403.626605] ? retint_kernel+0x2d/0x2d [ 403.628562] 1*1024kB [ 403.632358] ? trace_hardirqs_on_caller+0xc0/0x310 [ 403.634671] (U) [ 403.638554] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 403.640939] 1*2048kB [ 403.645859] ? trace_hardirqs_off+0x310/0x310 [ 403.647817] (M) [ 403.652569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.654957] 3*4096kB [ 403.659450] __alloc_pages_nodemask+0xa80/0xde0 [ 403.661406] (M) [ 403.666511] ? should_fail+0x22d/0xd01 [ 403.668900] = 15908kB [ 403.673564] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 403.675516] Node 0 [ 403.679425] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.681802] DMA32: [ 403.686813] ? lock_downgrade+0x900/0x900 [ 403.689030] 5*4kB [ 403.694299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.696513] (M) [ 403.700656] cache_grow_begin+0x91/0x8c0 [ 403.702786] 1*8kB [ 403.708317] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.710267] (M) [ 403.714329] fallback_alloc+0x203/0x2e0 [ 403.716458] 3*16kB [ 403.720870] ____cache_alloc_node+0x1c7/0x1e0 [ 403.722822] (M) [ 403.726795] kmem_cache_alloc_node+0xe3/0x730 [ 403.729007] 4*32kB [ 403.733510] ? ipv6_get_ifaddr+0x42e/0x620 [ 403.735462] (UM) [ 403.739953] __alloc_skb+0x119/0x770 [ 403.742166] 5*64kB [ 403.746402] ? skb_scrub_packet+0x490/0x490 [ 403.748446] (M) [ 403.752154] ? lock_downgrade+0x900/0x900 [ 403.754369] 5*128kB [ 403.758693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.760646] (UM) [ 403.764816] ? refcount_sub_and_test_checked+0x203/0x310 [ 403.767140] 2*256kB [ 403.772672] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 403.774709] (M) [ 403.780157] ? addrconf_rs_timer+0x690/0x690 [ 403.782461] 4*512kB [ 403.787909] ndisc_alloc_skb+0x144/0x340 [ 403.789864] (UM) [ 403.794276] ndisc_send_rs+0x331/0x6e0 [ 403.796587] 3*1024kB [ 403.800663] addrconf_rs_timer+0x314/0x690 [ 403.802704] (UM) [ 403.806591] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.808976] 3*2048kB [ 403.813207] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.815248] (M) [ 403.820796] call_timer_fn+0x272/0x920 [ 403.823181] 3*4096kB [ 403.827421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.829373] (M) [ 403.833263] ? process_timeout+0x40/0x40 [ 403.835654] = 25228kB [ 403.839881] ? trace_hardirqs_off+0xb8/0x310 [ 403.841835] Node 0 [ 403.845892] ? kasan_check_read+0x11/0x20 [ 403.848287] Normal: [ 403.852693] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.854918] 1316*4kB [ 403.859055] ? trace_hardirqs_on+0x310/0x310 [ 403.861369] (ME) [ 403.865782] ? __run_timers+0x7da/0xc70 [ 403.868171] 462*8kB [ 403.872576] ? lock_downgrade+0x900/0x900 [ 403.874614] (UMEH) [ 403.878582] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.880884] 167*16kB [ 403.885026] ? trace_hardirqs_on+0xbd/0x310 [ 403.887237] (UMEH) [ 403.892332] ? kasan_check_read+0x11/0x20 [ 403.894721] 42*32kB [ 403.899041] ? __run_timers+0x7da/0xc70 [ 403.901255] (UMEH) [ 403.905405] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.907705] 4*64kB [ 403.911672] ? kasan_check_write+0x14/0x20 [ 403.913890] (UH) [ 403.919336] ? do_raw_spin_lock+0xc1/0x200 [ 403.921550] 1*128kB [ 403.925783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.927821] (U) [ 403.932050] __run_timers+0x7e5/0xc70 [ 403.934354] 0*256kB [ 403.938598] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 403.940550] 1*512kB [ 403.944343] ? lock_acquire+0x1ed/0x520 [ 403.946652] (U) [ 403.952010] ? __hrtimer_run_queues+0x488/0x10d0 [ 403.954315] 0*1024kB [ 403.958279] ? lock_release+0x970/0x970 [ 403.960235] 0*2048kB [ 403.964985] ? trace_hardirqs_off+0xb8/0x310 [ 403.967371] 0*4096kB [ 403.971358] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.973755] = 13872kB [ 403.978154] ? kasan_check_write+0x14/0x20 [ 403.980571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 403.984969] ? pvclock_read_flags+0x160/0x160 [ 403.987359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 403.991582] ? lock_downgrade+0x900/0x900 [ 404.000405] 4244 total pagecache pages [ 404.004899] ? trace_hardirqs_on+0xbd/0x310 [ 404.013455] 0 pages in swap cache [ 404.017600] ? kvm_sched_clock_read+0x9/0x20 [ 404.021470] Swap cache stats: add 0, delete 0, find 0/0 [ 404.025786] ? irq_exit+0x17f/0x1c0 [ 404.029215] Free swap = 0kB [ 404.033617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.038955] Total swap = 0kB [ 404.042584] ? check_preemption_disabled+0x48/0x200 [ 404.045577] 1965979 pages RAM [ 404.051117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.054117] 0 pages HighMem/MovableOnly [ 404.059130] run_timer_softirq+0x52/0xb0 [ 404.062211] 342307 pages reserved [ 404.067745] ? __this_cpu_preempt_check+0x1c/0x1f [ 404.071693] 0 pages cma reserved [ 404.075752] __do_softirq+0x30b/0xad8 [ 404.079232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.084022] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 404.087468] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.091279] ? pvclock_read_flags+0x160/0x160 [ 404.097754] ksoftirqd/1 cpuset= [ 404.102850] ? lapic_next_event+0x5a/0x90 [ 404.113138] / [ 404.117628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.120929] mems_allowed=0 [ 404.125073] ? clockevents_program_event+0x140/0x370 [ 404.140305] ? kvm_clock_read+0x18/0x30 [ 404.144279] ? kvm_sched_clock_read+0x9/0x20 [ 404.148688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.154225] ? check_preemption_disabled+0x48/0x200 [ 404.159252] irq_exit+0x17f/0x1c0 [ 404.162711] smp_apic_timer_interrupt+0x1cb/0x760 [ 404.167553] ? smp_call_function_single_interrupt+0x159/0x650 [ 404.173444] ? smp_call_function_single_interrupt+0x650/0x650 [ 404.179329] ? interrupt_entry+0xb5/0xf0 [ 404.183400] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.188511] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.193531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.198389] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.203427] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.208445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.213983] ? check_preemption_disabled+0x48/0x200 [ 404.218996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.224536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.229391] apic_timer_interrupt+0xf/0x20 [ 404.233623] [ 404.235862] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 404.240789] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 404.259697] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 404.267426] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 404.274735] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 404.282003] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 404.289265] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 404.296529] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 404.303813] ? trace_hardirqs_on+0xb4/0x310 [ 404.308145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.313700] skb_clone+0x1bb/0x500 [ 404.317239] ? finish_task_switch+0x2f5/0x900 [ 404.321733] ? skb_split+0x11e0/0x11e0 [ 404.325621] ? preempt_notifier_register+0x200/0x200 [ 404.330724] ? __switch_to_asm+0x34/0x70 [ 404.334791] ? __switch_to_asm+0x34/0x70 [ 404.338848] ? __switch_to_asm+0x40/0x70 [ 404.342904] ? __switch_to_asm+0x34/0x70 [ 404.346962] ? __switch_to_asm+0x40/0x70 [ 404.351020] ? __switch_to_asm+0x34/0x70 [ 404.355078] ? __switch_to_asm+0x40/0x70 [ 404.359141] ? __switch_to_asm+0x34/0x70 [ 404.363200] ? __switch_to_asm+0x34/0x70 [ 404.367267] ? __switch_to_asm+0x40/0x70 [ 404.371322] ? __switch_to_asm+0x34/0x70 [ 404.375397] bpf_clone_redirect+0xb9/0x490 [ 404.379640] ? __schedule+0x874/0x1ed0 [ 404.383533] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 404.388551] ? __sched_text_start+0x8/0x8 [ 404.392702] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 404.397461] ? retint_kernel+0x2d/0x2d [ 404.401355] ? lock_acquire+0x1ed/0x520 [ 404.405344] ? bpf_test_run+0x32e/0x5a0 [ 404.409325] ? lock_release+0x970/0x970 [ 404.413296] ? preempt_schedule+0x4d/0x60 [ 404.417459] ? preempt_schedule_common+0x1f/0xd0 [ 404.422214] ? preempt_schedule+0x4d/0x60 [ 404.426363] ? ___preempt_schedule+0x16/0x18 [ 404.430784] ? bpf_test_run+0x1c0/0x5a0 [ 404.434768] ? netlink_diag_dump+0x2a0/0x2a0 [ 404.439178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.444715] ? bpf_test_init.isra.9+0x70/0x100 [ 404.449297] ? bpf_prog_test_run_skb+0x634/0xb40 [ 404.454055] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 404.458900] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 404.464441] ? fput+0x130/0x1a0 [ 404.467723] ? __bpf_prog_get+0x9b/0x290 [ 404.471783] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 404.476620] ? bpf_prog_test_run+0x130/0x1a0 [ 404.481032] ? __x64_sys_bpf+0x3d8/0x510 [ 404.485091] ? bpf_prog_get+0x20/0x20 [ 404.488912] ? do_syscall_64+0x1b9/0x820 [ 404.492976] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 404.498340] ? syscall_return_slowpath+0x5e0/0x5e0 [ 404.503271] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.508287] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 404.513300] ? recalc_sigpending_tsk+0x180/0x180 [ 404.518066] ? kasan_check_write+0x14/0x20 [ 404.522329] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.527189] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.532563] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 404.532617] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.539413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.539419] Call Trace: [ 404.539440] dump_stack+0x1c4/0x2b4 [ 404.539459] ? dump_stack_print_info.cold.2+0x52/0x52 [ 404.545972] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.555393] warn_alloc.cold.119+0xb7/0x1bd [ 404.557954] syz-executor0 cpuset= [ 404.561594] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.566758] syz0 [ 404.577242] ? lock_downgrade+0x900/0x900 [ 404.581546] mems_allowed=0 [ 404.584992] ? trace_hardirqs_off+0xb8/0x310 [ 404.603241] ? trace_hardirqs_off+0xb8/0x310 [ 404.607668] __alloc_pages_slowpath+0x2667/0x2d80 [ 404.612536] ? warn_alloc+0x120/0x120 [ 404.616345] ? warn_alloc+0x120/0x120 [ 404.620152] ? warn_alloc+0x120/0x120 [ 404.623952] ? mark_held_locks+0x130/0x130 [ 404.628191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.633725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.639263] ? should_fail+0x22d/0xd01 [ 404.643153] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.648254] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.653794] ? should_fail+0x22d/0xd01 [ 404.657682] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.662783] ? should_fail+0x22d/0xd01 [ 404.666674] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.671801] ? mark_held_locks+0x130/0x130 [ 404.676043] ? mark_held_locks+0x130/0x130 [ 404.680278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.685817] ? trace_hardirqs_off+0xb8/0x310 [ 404.690221] ? kasan_check_read+0x11/0x20 [ 404.694366] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.698801] ? trace_hardirqs_on+0x310/0x310 [ 404.703207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.708742] ? wq_watchdog_touch+0x9c/0xfe [ 404.712979] ? io_serial_in+0x11/0x90 [ 404.716782] ? retint_kernel+0x2d/0x2d [ 404.720667] ? trace_hardirqs_on_caller+0xc0/0x310 [ 404.725607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 404.730360] ? trace_hardirqs_off+0x310/0x310 [ 404.734858] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 404.739973] __alloc_pages_nodemask+0xa80/0xde0 [ 404.744647] ? should_fail+0x22d/0xd01 [ 404.748546] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 404.753582] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.758255] ? lock_downgrade+0x900/0x900 [ 404.762415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.767987] cache_grow_begin+0x91/0x8c0 [ 404.772062] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.776481] fallback_alloc+0x203/0x2e0 [ 404.780466] ____cache_alloc_node+0x1c7/0x1e0 [ 404.784966] kmem_cache_alloc_node+0xe3/0x730 [ 404.789461] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.793702] __alloc_skb+0x119/0x770 [ 404.797419] ? skb_scrub_packet+0x490/0x490 [ 404.802237] ? lock_downgrade+0x900/0x900 [ 404.806411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.811979] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.817465] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.822926] ? addrconf_rs_timer+0x690/0x690 [ 404.827342] ndisc_alloc_skb+0x144/0x340 [ 404.831439] ndisc_send_rs+0x331/0x6e0 [ 404.835339] addrconf_rs_timer+0x314/0x690 [ 404.839590] ? lock_release+0x970/0x970 [ 404.843578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.847823] call_timer_fn+0x272/0x920 [ 404.851708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.855944] ? process_timeout+0x40/0x40 [ 404.860017] ? kasan_check_read+0x11/0x20 [ 404.864205] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.868963] ? trace_hardirqs_on+0x310/0x310 [ 404.873375] ? __run_timers+0x7da/0xc70 [ 404.877359] ? lock_downgrade+0x900/0x900 [ 404.881521] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 404.886623] ? trace_hardirqs_on+0xbd/0x310 [ 404.890956] ? kasan_check_read+0x11/0x20 [ 404.895105] ? __run_timers+0x7da/0xc70 [ 404.899081] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.904530] ? kasan_check_write+0x14/0x20 [ 404.908764] ? do_raw_spin_lock+0xc1/0x200 [ 404.913002] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.917235] __run_timers+0x7e5/0xc70 [ 404.921044] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 404.926417] ? lock_downgrade+0x900/0x900 [ 404.930565] ? finish_task_switch+0x1b5/0x900 [ 404.935066] ? trace_hardirqs_on+0xbd/0x310 [ 404.939390] ? kasan_check_read+0x11/0x20 [ 404.943540] ? finish_task_switch+0x1f5/0x900 [ 404.948045] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.953514] ? compat_start_thread+0x80/0x80 [ 404.958267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.963816] ? pvclock_read_flags+0x160/0x160 [ 404.968309] ? __switch_to_asm+0x34/0x70 [ 404.972366] ? __switch_to_asm+0x34/0x70 [ 404.976430] ? __switch_to_asm+0x40/0x70 [ 404.980499] ? __switch_to_asm+0x40/0x70 [ 404.984558] ? __switch_to_asm+0x34/0x70 [ 404.988613] ? __switch_to_asm+0x40/0x70 [ 404.992697] ? trace_hardirqs_on+0xbd/0x310 [ 404.997016] ? kvm_sched_clock_read+0x9/0x20 [ 405.001428] ? run_ksoftirqd+0x94/0x100 [ 405.005410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.010951] ? check_preemption_disabled+0x48/0x200 [ 405.015970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.021516] run_timer_softirq+0x52/0xb0 [ 405.025590] ? __this_cpu_preempt_check+0x1c/0x1f [ 405.030443] __do_softirq+0x30b/0xad8 [ 405.034251] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 405.039584] ? trace_hardirqs_off+0xb8/0x310 [ 405.043999] ? schedule+0x108/0x460 [ 405.047745] ? run_ksoftirqd+0x40/0x100 [ 405.051847] ? trace_hardirqs_off+0xb8/0x310 [ 405.056414] ? smpboot_thread_fn+0x68b/0xa00 [ 405.060824] ? trace_hardirqs_on+0x310/0x310 [ 405.065235] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.070955] ? check_preemption_disabled+0x48/0x200 [ 405.076444] ? takeover_tasklets+0xa90/0xa90 [ 405.081054] run_ksoftirqd+0x94/0x100 [ 405.085283] smpboot_thread_fn+0x68b/0xa00 [ 405.089728] ? sort_range+0x30/0x30 [ 405.093571] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.099176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.104956] ? __kthread_parkme+0xfb/0x1a0 [ 405.109345] kthread+0x35a/0x420 [ 405.113037] ? sort_range+0x30/0x30 [ 405.116791] ? kthread_bind+0x40/0x40 [ 405.120898] ret_from_fork+0x3a/0x50 [ 405.124743] warn_alloc_show_mem: 1 callbacks suppressed [ 405.124755] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 405.124757] Mem-Info: [ 405.124786] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 405.124786] active_file:14 inactive_file:15 isolated_file:0 [ 405.124786] unevictable:0 dirty:0 writeback:0 unstable:0 [ 405.124786] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 405.124786] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 405.124786] free:13750 free_pcp:487 free_cma:0 [ 405.130131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.137883] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 405.140286] Call Trace: [ 405.173577] Node 0 [ 405.182924] [ 405.210608] 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 [ 405.213172] dump_stack+0x1c4/0x2b4 [ 405.215392] lowmem_reserve[]: [ 405.217550] ? dump_stack_print_info.cold.2+0x52/0x52 [ 405.243038] 0 [ 405.246664] warn_alloc.cold.119+0xb7/0x1bd [ 405.249744] 2819 [ 405.254934] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.256711] 6323 [ 405.261029] ? lock_downgrade+0x900/0x900 [ 405.263069] 6323 [ 405.267906] ? trace_hardirqs_off+0xb8/0x310 [ 405.274088] ? trace_hardirqs_off+0xb8/0x310 [ 405.276131] Node 0 [ 405.280622] __alloc_pages_slowpath+0x2667/0x2d80 [ 405.285028] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 405.287249] ? warn_alloc+0x120/0x120 [ 405.292052] lowmem_reserve[]: [ 405.318763] ? warn_alloc+0x120/0x120 [ 405.322538] 0 [ 405.325641] ? warn_alloc+0x120/0x120 [ 405.329411] 0 3503 3503 [ 405.331229] ? mark_held_locks+0x130/0x130 [ 405.337679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.341889] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 405.347458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.347475] ? should_fail+0x22d/0xd01 [ 405.376439] lowmem_reserve[]: [ 405.381974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.385834] 0 [ 405.388935] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.394013] 0 [ 405.395811] ? should_fail+0x22d/0xd01 [ 405.401321] 0 [ 405.403119] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.406980] 0 [ 405.408783] ? should_fail+0x22d/0xd01 [ 405.413865] Node 0 [ 405.415665] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.419528] DMA: [ 405.421759] ? mark_held_locks+0x130/0x130 [ 405.426839] 1*4kB [ 405.428896] ? mark_held_locks+0x130/0x130 [ 405.433110] (U) [ 405.435258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.439473] 0*8kB [ 405.441460] ? trace_hardirqs_off+0xb8/0x310 [ 405.446971] 0*16kB [ 405.449114] ? kasan_check_read+0x11/0x20 [ 405.453518] 1*32kB [ 405.455750] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.459871] (U) [ 405.462105] ? trace_hardirqs_on+0x310/0x310 [ 405.466491] 2*64kB [ 405.468463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.472848] (U) [ 405.475079] ? wq_watchdog_touch+0x9c/0xfe [ 405.480592] 1*128kB [ 405.482563] ? io_serial_in+0x11/0x90 [ 405.486799] (U) [ 405.489129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.492914] 1*256kB [ 405.494885] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.500404] (U) [ 405.502734] __alloc_pages_nodemask+0xa80/0xde0 [ 405.507810] 0*512kB [ 405.509780] ? should_fail+0x22d/0xd01 [ 405.514419] 1*1024kB (U) [ 405.516749] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 405.520614] 1*2048kB [ 405.523379] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.528363] (M) [ 405.530774] ? lock_downgrade+0x900/0x900 [ 405.535424] 3*4096kB [ 405.537406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.541530] (M) [ 405.543940] cache_grow_begin+0x91/0x8c0 [ 405.549457] = 15908kB [ 405.551442] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.555484] Node 0 [ 405.557891] fallback_alloc+0x203/0x2e0 [ 405.562275] DMA32: [ 405.564555] ____cache_alloc_node+0x1c7/0x1e0 [ 405.568507] 5*4kB [ 405.570739] kmem_cache_alloc_node+0xe3/0x730 [ 405.575224] (M) [ 405.577373] ? ipv6_get_ifaddr+0x42e/0x620 [ 405.581852] 1*8kB [ 405.583831] __alloc_skb+0x119/0x770 [ 405.588037] (M) [ 405.590182] ? skb_scrub_packet+0x490/0x490 [ 405.593872] 3*16kB [ 405.595840] ? lock_downgrade+0x900/0x900 [ 405.600135] (M) [ 405.602370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.606505] 4*32kB [ 405.608476] ? refcount_sub_and_test_checked+0x203/0x310 [ 405.613990] (UM) [ 405.616220] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 405.621646] 5*64kB [ 405.623702] ? addrconf_rs_timer+0x690/0x690 [ 405.629130] (M) [ 405.631394] ndisc_alloc_skb+0x144/0x340 [ 405.635802] 5*128kB [ 405.637774] ndisc_send_rs+0x331/0x6e0 [ 405.641808] (UM) [ 405.644139] addrconf_rs_timer+0x314/0x690 [ 405.648002] 2*256kB [ 405.650062] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.654286] (M) [ 405.656607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.662118] 4*512kB [ 405.664093] call_timer_fn+0x272/0x920 [ 405.668301] (UM) [ 405.670623] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.674503] 3*1024kB [ 405.676560] ? process_timeout+0x40/0x40 [ 405.680769] (UM) [ 405.683188] ? trace_hardirqs_off+0xb8/0x310 [ 405.687225] 3*2048kB [ 405.689293] ? kasan_check_read+0x11/0x20 [ 405.693961] (M) 3*4096kB [ 405.696391] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.700512] (M) [ 405.703266] ? trace_hardirqs_on+0x310/0x310 [ 405.707654] = 25228kB [ 405.709626] ? __run_timers+0x7da/0xc70 [ 405.714015] Node 0 [ 405.716428] ? lock_downgrade+0x900/0x900 [ 405.720373] Normal: [ 405.722628] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.726750] 1316*4kB [ 405.729067] ? trace_hardirqs_on+0xbd/0x310 [ 405.734170] (ME) [ 405.736578] ? kasan_check_read+0x11/0x20 [ 405.740875] 462*8kB [ 405.742937] ? __run_timers+0x7da/0xc70 [ 405.747057] (UMEH) [ 405.749392] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.753357] 167*16kB [ 405.755604] ? kasan_check_write+0x14/0x20 [ 405.761033] (UMEH) [ 405.763446] ? do_raw_spin_lock+0xc1/0x200 [ 405.767657] 42*32kB [ 405.769891] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.774099] (UMEH) [ 405.776428] __run_timers+0x7e5/0xc70 [ 405.780637] 4*64kB (UH) [ 405.782889] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 405.786690] 1*128kB [ 405.789371] ? lock_acquire+0x1ed/0x520 [ 405.794720] (U) [ 405.797040] ? __hrtimer_run_queues+0x488/0x10d0 [ 405.800993] 0*256kB [ 405.802974] ? lock_release+0x970/0x970 [ 405.807708] 1*512kB [ 405.810025] ? trace_hardirqs_off+0xb8/0x310 [ 405.813971] (U) [ 405.816290] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.820674] 0*1024kB [ 405.822649] ? kasan_check_write+0x14/0x20 [ 405.827037] 0*2048kB [ 405.829453] ? pvclock_read_flags+0x160/0x160 [ 405.833662] 0*4096kB [ 405.836065] ? lock_downgrade+0x900/0x900 [ 405.840535] = 13872kB [ 405.842942] ? trace_hardirqs_on+0xbd/0x310 [ 405.847074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 405.849473] ? kvm_sched_clock_read+0x9/0x20 [ 405.853775] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 405.862600] ? irq_exit+0x17f/0x1c0 [ 405.866984] 4244 total pagecache pages [ 405.875575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.879180] 0 pages in swap cache [ 405.883063] ? check_preemption_disabled+0x48/0x200 [ 405.888579] Swap cache stats: add 0, delete 0, find 0/0 [ 405.892022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.897018] Free swap = 0kB [ 405.902378] run_timer_softirq+0x52/0xb0 [ 405.907897] Total swap = 0kB [ 405.910914] ? __this_cpu_preempt_check+0x1c/0x1f [ 405.914955] 1965979 pages RAM [ 405.917972] __do_softirq+0x30b/0xad8 [ 405.922789] 0 pages HighMem/MovableOnly [ 405.925895] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 405.929671] 342307 pages reserved [ 405.933639] ? pvclock_read_flags+0x160/0x160 [ 405.938720] 0 pages cma reserved [ 405.942167] ? lapic_next_event+0x5a/0x90 [ 405.946691] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 405.950000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.954166] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.960611] ? clockevents_program_event+0x140/0x370 [ 405.966141] ksoftirqd/1 cpuset= [ 405.976476] ? kvm_clock_read+0x18/0x30 [ 405.981550] / [ 405.984850] ? kvm_sched_clock_read+0x9/0x20 [ 405.988807] mems_allowed=0 [ 405.990516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.003355] ? check_preemption_disabled+0x48/0x200 [ 406.008399] irq_exit+0x17f/0x1c0 [ 406.011868] smp_apic_timer_interrupt+0x1cb/0x760 [ 406.016715] ? smp_call_function_single_interrupt+0x159/0x650 [ 406.022600] ? smp_call_function_single_interrupt+0x650/0x650 [ 406.028492] ? interrupt_entry+0xb5/0xf0 [ 406.032558] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.037584] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.042601] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.047451] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.052487] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.057510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.063050] ? check_preemption_disabled+0x48/0x200 [ 406.068064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.073604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.078456] apic_timer_interrupt+0xf/0x20 [ 406.082682] [ 406.084922] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 406.089868] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 406.108765] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 406.116474] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 406.123742] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 406.131008] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 406.138279] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 406.145562] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 406.152847] ? trace_hardirqs_on+0xb4/0x310 [ 406.157179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.162724] skb_clone+0x1bb/0x500 [ 406.166268] ? finish_task_switch+0x2f5/0x900 [ 406.170766] ? skb_split+0x11e0/0x11e0 [ 406.174656] ? preempt_notifier_register+0x200/0x200 [ 406.179772] ? __switch_to_asm+0x34/0x70 [ 406.183833] ? __switch_to_asm+0x34/0x70 [ 406.187893] ? __switch_to_asm+0x40/0x70 [ 406.191953] ? __switch_to_asm+0x34/0x70 [ 406.196013] ? __switch_to_asm+0x40/0x70 [ 406.200078] ? __switch_to_asm+0x34/0x70 [ 406.204134] ? __switch_to_asm+0x40/0x70 [ 406.208191] ? __switch_to_asm+0x34/0x70 [ 406.212250] ? __switch_to_asm+0x34/0x70 [ 406.216305] ? __switch_to_asm+0x40/0x70 [ 406.220361] ? __switch_to_asm+0x34/0x70 [ 406.224448] bpf_clone_redirect+0xb9/0x490 [ 406.228682] ? __schedule+0x874/0x1ed0 [ 406.232574] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 406.237590] ? __sched_text_start+0x8/0x8 [ 406.241735] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 406.246501] ? retint_kernel+0x2d/0x2d [ 406.250405] ? lock_acquire+0x1ed/0x520 [ 406.254393] ? bpf_test_run+0x32e/0x5a0 [ 406.258390] ? lock_release+0x970/0x970 [ 406.262368] ? preempt_schedule+0x4d/0x60 [ 406.266536] ? preempt_schedule_common+0x1f/0xd0 [ 406.271295] ? preempt_schedule+0x4d/0x60 [ 406.275443] ? ___preempt_schedule+0x16/0x18 [ 406.279855] ? bpf_test_run+0x1c0/0x5a0 [ 406.283837] ? netlink_diag_dump+0x2a0/0x2a0 [ 406.288268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.293814] ? bpf_test_init.isra.9+0x70/0x100 [ 406.298415] ? bpf_prog_test_run_skb+0x634/0xb40 [ 406.303177] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 406.308017] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.313553] ? fput+0x130/0x1a0 [ 406.316837] ? __bpf_prog_get+0x9b/0x290 [ 406.320903] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 406.325756] ? bpf_prog_test_run+0x130/0x1a0 [ 406.330165] ? __x64_sys_bpf+0x3d8/0x510 [ 406.334227] ? bpf_prog_get+0x20/0x20 [ 406.338055] ? do_syscall_64+0x1b9/0x820 [ 406.342113] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 406.347480] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.352434] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.357449] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 406.362464] ? recalc_sigpending_tsk+0x180/0x180 [ 406.367222] ? kasan_check_write+0x14/0x20 [ 406.371464] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.376309] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.381682] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 406.381735] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.388531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.388536] Call Trace: [ 406.388557] dump_stack+0x1c4/0x2b4 [ 406.388576] ? dump_stack_print_info.cold.2+0x52/0x52 [ 406.395093] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.404419] warn_alloc.cold.119+0xb7/0x1bd [ 406.406984] syz-executor0 cpuset= [ 406.410613] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.415780] syz0 [ 406.426266] ? lock_downgrade+0x900/0x900 [ 406.430567] mems_allowed=0 [ 406.434018] ? trace_hardirqs_off+0xb8/0x310 [ 406.452264] ? trace_hardirqs_off+0xb8/0x310 [ 406.456681] __alloc_pages_slowpath+0x2667/0x2d80 [ 406.461548] ? warn_alloc+0x120/0x120 [ 406.465355] ? warn_alloc+0x120/0x120 [ 406.469169] ? warn_alloc+0x120/0x120 [ 406.472972] ? mark_held_locks+0x130/0x130 [ 406.477211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.482747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.488287] ? should_fail+0x22d/0xd01 [ 406.492174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.497284] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.502839] ? should_fail+0x22d/0xd01 [ 406.506732] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.511831] ? should_fail+0x22d/0xd01 [ 406.515722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.520840] ? mark_held_locks+0x130/0x130 [ 406.525077] ? mark_held_locks+0x130/0x130 [ 406.529313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.534857] ? trace_hardirqs_off+0xb8/0x310 [ 406.539261] ? kasan_check_read+0x11/0x20 [ 406.543417] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.547826] ? trace_hardirqs_on+0x310/0x310 [ 406.552239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.557778] ? wq_watchdog_touch+0x9c/0xfe [ 406.562011] ? io_serial_in+0x11/0x90 [ 406.565815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.571390] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.576510] __alloc_pages_nodemask+0xa80/0xde0 [ 406.581180] ? should_fail+0x22d/0xd01 [ 406.585084] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 406.590117] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.594793] ? lock_downgrade+0x900/0x900 [ 406.598948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.604494] cache_grow_begin+0x91/0x8c0 [ 406.608558] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.612972] fallback_alloc+0x203/0x2e0 [ 406.616957] ____cache_alloc_node+0x1c7/0x1e0 [ 406.621458] kmem_cache_alloc_node+0xe3/0x730 [ 406.625958] ? ipv6_get_ifaddr+0x42e/0x620 [ 406.630197] __alloc_skb+0x119/0x770 [ 406.633920] ? skb_scrub_packet+0x490/0x490 [ 406.638238] ? lock_downgrade+0x900/0x900 [ 406.642401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.647942] ? refcount_sub_and_test_checked+0x203/0x310 [ 406.653407] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 406.658863] ? addrconf_rs_timer+0x690/0x690 [ 406.663278] ndisc_alloc_skb+0x144/0x340 [ 406.667342] ndisc_send_rs+0x331/0x6e0 [ 406.671232] addrconf_rs_timer+0x314/0x690 [ 406.675468] ? lock_release+0x970/0x970 [ 406.679449] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.683697] call_timer_fn+0x272/0x920 [ 406.687585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.691824] ? process_timeout+0x40/0x40 [ 406.695882] ? kasan_check_read+0x11/0x20 [ 406.700051] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.704458] ? trace_hardirqs_on+0x310/0x310 [ 406.708869] ? __run_timers+0x7da/0xc70 [ 406.712885] ? lock_downgrade+0x900/0x900 [ 406.717044] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.722151] ? trace_hardirqs_on+0xbd/0x310 [ 406.726481] ? kasan_check_read+0x11/0x20 [ 406.730636] ? __run_timers+0x7da/0xc70 [ 406.734615] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.740067] ? kasan_check_write+0x14/0x20 [ 406.744316] ? do_raw_spin_lock+0xc1/0x200 [ 406.748556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 406.752795] __run_timers+0x7e5/0xc70 [ 406.756604] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 406.761965] ? lock_downgrade+0x900/0x900 [ 406.766111] ? finish_task_switch+0x1b5/0x900 [ 406.770609] ? trace_hardirqs_on+0xbd/0x310 [ 406.774930] ? kasan_check_read+0x11/0x20 [ 406.779080] ? finish_task_switch+0x1f5/0x900 [ 406.783576] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.789046] ? compat_start_thread+0x80/0x80 [ 406.793460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.799007] ? pvclock_read_flags+0x160/0x160 [ 406.803975] ? __switch_to_asm+0x34/0x70 [ 406.808072] ? __switch_to_asm+0x34/0x70 [ 406.812127] ? __switch_to_asm+0x40/0x70 [ 406.816188] ? __switch_to_asm+0x40/0x70 [ 406.820252] ? __switch_to_asm+0x34/0x70 [ 406.824319] ? __switch_to_asm+0x40/0x70 [ 406.828392] ? trace_hardirqs_on+0xbd/0x310 [ 406.832716] ? kvm_sched_clock_read+0x9/0x20 [ 406.837127] ? run_ksoftirqd+0x94/0x100 [ 406.841102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.846642] ? check_preemption_disabled+0x48/0x200 [ 406.851655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.857198] run_timer_softirq+0x52/0xb0 [ 406.861259] ? __this_cpu_preempt_check+0x1c/0x1f [ 406.866104] __do_softirq+0x30b/0xad8 [ 406.869921] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 406.875025] ? trace_hardirqs_off+0xb8/0x310 [ 406.879441] ? schedule+0x108/0x460 [ 406.883075] ? run_ksoftirqd+0x40/0x100 [ 406.887052] ? trace_hardirqs_off+0xb8/0x310 [ 406.891461] ? smpboot_thread_fn+0x68b/0xa00 [ 406.895867] ? trace_hardirqs_on+0x310/0x310 [ 406.900285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.905827] ? check_preemption_disabled+0x48/0x200 [ 406.910845] ? takeover_tasklets+0xa90/0xa90 [ 406.915255] run_ksoftirqd+0x94/0x100 [ 406.919059] smpboot_thread_fn+0x68b/0xa00 [ 406.923297] ? sort_range+0x30/0x30 [ 406.926931] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.932033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.937569] ? __kthread_parkme+0xfb/0x1a0 [ 406.941805] kthread+0x35a/0x420 [ 406.945170] ? sort_range+0x30/0x30 [ 406.948796] ? kthread_bind+0x40/0x40 [ 406.952608] ret_from_fork+0x3a/0x50 [ 406.956326] warn_alloc_show_mem: 1 callbacks suppressed [ 406.956339] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 406.956340] Mem-Info: [ 406.956370] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 406.956370] active_file:14 inactive_file:15 isolated_file:0 [ 406.956370] unevictable:0 dirty:0 writeback:0 unstable:0 [ 406.956370] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 406.956370] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 406.956370] free:13750 free_pcp:487 free_cma:0 [ 406.961731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.969009] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 406.971419] Call Trace: [ 407.004373] Node 0 [ 407.013747] [ 407.041434] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 407.044011] dump_stack+0x1c4/0x2b4 [ 407.046214] lowmem_reserve[]: [ 407.048371] ? dump_stack_print_info.cold.2+0x52/0x52 [ 407.073853] 0 [ 407.077482] warn_alloc.cold.119+0xb7/0x1bd [ 407.080562] 2819 [ 407.085745] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 407.087523] 6323 [ 407.091850] ? lock_downgrade+0x900/0x900 [ 407.093891] 6323 [ 407.098731] ? trace_hardirqs_off+0xb8/0x310 [ 407.104914] ? trace_hardirqs_off+0xb8/0x310 [ 407.106972] Node 0 [ 407.111377] __alloc_pages_slowpath+0x2667/0x2d80 [ 407.115796] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 407.118019] ? warn_alloc+0x120/0x120 [ 407.122822] lowmem_reserve[]: [ 407.149639] ? warn_alloc+0x120/0x120 [ 407.153427] 0 [ 407.156526] ? warn_alloc+0x120/0x120 [ 407.160303] 0 [ 407.162107] ? mark_held_locks+0x130/0x130 [ 407.165880] 3503 [ 407.167684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.171902] 3503 [ 407.173992] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.179505] Node 0 [ 407.181565] ? should_fail+0x22d/0xd01 [ 407.187103] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 407.189311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.193174] lowmem_reserve[]: [ 407.221540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.226650] 0 [ 407.229754] ? should_fail+0x22d/0xd01 [ 407.235260] 0 0 [ 407.237067] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.240935] 0 [ 407.242907] ? should_fail+0x22d/0xd01 [ 407.249784] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.253646] Node 0 DMA: [ 407.258742] ? mark_held_locks+0x130/0x130 [ 407.258758] ? mark_held_locks+0x130/0x130 [ 407.261412] 1*4kB [ 407.265647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.269857] (U) [ 407.272006] ? trace_hardirqs_off+0xb8/0x310 [ 407.277519] 0*8kB [ 407.279493] ? kasan_check_read+0x11/0x20 [ 407.283879] 0*16kB [ 407.286024] ? do_raw_spin_unlock+0xa7/0x2f0 [ 407.290148] 1*32kB [ 407.292391] ? trace_hardirqs_on+0x310/0x310 [ 407.296777] (U) [ 407.299012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.303400] 2*64kB [ 407.305389] ? wq_watchdog_touch+0x9c/0xfe [ 407.310899] (U) [ 407.313132] ? io_serial_in+0x11/0x90 [ 407.317344] 1*128kB [ 407.319318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.323121] (U) [ 407.325445] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 407.330967] 1*256kB (U) [ 407.332959] __alloc_pages_nodemask+0xa80/0xde0 [ 407.338034] 0*512kB [ 407.340698] ? should_fail+0x22d/0xd01 [ 407.345341] 1*1024kB [ 407.347662] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 407.351523] (U) [ 407.353942] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.358931] 1*2048kB [ 407.360906] ? lock_downgrade+0x900/0x900 [ 407.365552] (M) [ 407.367969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.372097] 3*4096kB [ 407.374065] cache_grow_begin+0x91/0x8c0 [ 407.379581] (M) [ 407.381991] ? do_raw_spin_unlock+0xa7/0x2f0 [ 407.386031] = 15908kB [ 407.388004] fallback_alloc+0x203/0x2e0 [ 407.392397] Node 0 [ 407.394813] ____cache_alloc_node+0x1c7/0x1e0 [ 407.398762] DMA32: [ 407.400996] kmem_cache_alloc_node+0xe3/0x730 [ 407.405468] 5*4kB [ 407.407702] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.412169] (M) 1*8kB [ 407.414338] __alloc_skb+0x119/0x770 [ 407.418547] (M) [ 407.421039] ? skb_scrub_packet+0x490/0x490 [ 407.424741] 3*16kB [ 407.426737] ? lock_downgrade+0x900/0x900 [ 407.431037] (M) [ 407.433273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.437402] 4*32kB [ 407.439390] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.444903] (UM) [ 407.447138] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.452566] 5*64kB [ 407.454627] ? addrconf_rs_timer+0x690/0x690 [ 407.460062] (M) [ 407.462311] ndisc_alloc_skb+0x144/0x340 [ 407.466701] 5*128kB [ 407.468680] ndisc_send_rs+0x331/0x6e0 [ 407.472721] (UM) [ 407.475040] addrconf_rs_timer+0x314/0x690 [ 407.478904] 2*256kB [ 407.480963] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.485171] (M) [ 407.487494] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.493009] 4*512kB [ 407.494988] call_timer_fn+0x272/0x920 [ 407.499193] (UM) [ 407.501531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.505404] 3*1024kB [ 407.507465] ? process_timeout+0x40/0x40 [ 407.511672] (UM) [ 407.514080] ? trace_hardirqs_off+0xb8/0x310 [ 407.518118] 3*2048kB [ 407.520176] ? kasan_check_read+0x11/0x20 [ 407.524560] (M) [ 407.526968] ? do_raw_spin_unlock+0xa7/0x2f0 [ 407.531091] 3*4096kB [ 407.533082] ? trace_hardirqs_on+0x310/0x310 [ 407.537465] (M) [ 407.539872] ? __run_timers+0x7da/0xc70 [ 407.544259] = 25228kB [ 407.546231] ? lock_downgrade+0x900/0x900 [ 407.550193] Node 0 [ 407.552601] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 407.556726] Normal: [ 407.558960] ? trace_hardirqs_on+0xbd/0x310 [ 407.564039] 1316*4kB [ 407.566359] ? kasan_check_read+0x11/0x20 [ 407.570657] (ME) [ 407.573070] ? __run_timers+0x7da/0xc70 [ 407.577207] 462*8kB [ 407.579270] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.583221] (UMEH) [ 407.585537] ? kasan_check_write+0x14/0x20 [ 407.590979] 167*16kB [ 407.593213] ? do_raw_spin_lock+0xc1/0x200 [ 407.597417] (UMEH) 42*32kB [ 407.599847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.604058] (UMEH) [ 407.606988] __run_timers+0x7e5/0xc70 [ 407.611200] 4*64kB [ 407.613466] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 407.617239] (UH) [ 407.619473] ? lock_acquire+0x1ed/0x520 [ 407.624814] 1*128kB [ 407.626878] ? __hrtimer_run_queues+0x488/0x10d0 [ 407.630859] (U) [ 407.633181] ? lock_release+0x970/0x970 [ 407.637918] 0*256kB [ 407.639909] ? trace_hardirqs_off+0xb8/0x310 [ 407.643869] 1*512kB [ 407.646188] ? do_raw_spin_unlock+0xa7/0x2f0 [ 407.650572] (U) [ 407.652894] ? kasan_check_write+0x14/0x20 [ 407.657285] 0*1024kB [ 407.659257] ? pvclock_read_flags+0x160/0x160 [ 407.663466] 0*2048kB [ 407.665871] ? lock_downgrade+0x900/0x900 [ 407.670342] 0*4096kB [ 407.672761] ? trace_hardirqs_on+0xbd/0x310 [ 407.676898] = 13872kB [ 407.679325] ? kvm_sched_clock_read+0x9/0x20 [ 407.683630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 407.686041] ? irq_exit+0x17f/0x1c0 [ 407.690454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 407.699749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.703359] 4244 total pagecache pages [ 407.711940] ? check_preemption_disabled+0x48/0x200 [ 407.717455] 0 pages in swap cache [ 407.721342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.726338] Swap cache stats: add 0, delete 0, find 0/0 [ 407.729784] run_timer_softirq+0x52/0xb0 [ 407.735297] Free swap = 0kB [ 407.740656] ? __this_cpu_preempt_check+0x1c/0x1f [ 407.744694] Total swap = 0kB [ 407.747711] __do_softirq+0x30b/0xad8 [ 407.752531] 1965979 pages RAM [ 407.755550] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 407.759327] 0 pages HighMem/MovableOnly [ 407.762435] ? pvclock_read_flags+0x160/0x160 [ 407.767514] 342307 pages reserved [ 407.771482] ? lapic_next_event+0x5a/0x90 [ 407.775956] 0 pages cma reserved [ 407.779420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.783624] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 407.786900] ? clockevents_program_event+0x140/0x370 [ 407.786930] ? kvm_clock_read+0x18/0x30 [ 407.792493] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 407.798947] ? kvm_sched_clock_read+0x9/0x20 [ 407.804025] ksoftirqd/1 cpuset= [ 407.808003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.818289] / [ 407.822706] ? check_preemption_disabled+0x48/0x200 [ 407.825961] mems_allowed=0 [ 407.831493] irq_exit+0x17f/0x1c0 [ 407.844566] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.849420] ? smp_call_function_single_interrupt+0x159/0x650 [ 407.855311] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.861196] ? interrupt_entry+0xb5/0xf0 [ 407.865259] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.870286] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.875327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.880168] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.885181] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.890197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.895750] ? check_preemption_disabled+0x48/0x200 [ 407.900780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.906339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.911186] apic_timer_interrupt+0xf/0x20 [ 407.915446] [ 407.917684] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 407.922613] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 407.941514] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 407.949221] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 407.956486] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 407.963751] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 407.971016] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 407.978283] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 407.985574] ? trace_hardirqs_on+0xb4/0x310 [ 407.989903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.995454] skb_clone+0x1bb/0x500 [ 407.998993] ? finish_task_switch+0x2f5/0x900 [ 408.003489] ? skb_split+0x11e0/0x11e0 [ 408.007375] ? preempt_notifier_register+0x200/0x200 [ 408.012491] ? __switch_to_asm+0x34/0x70 [ 408.016549] ? __switch_to_asm+0x34/0x70 [ 408.020605] ? __switch_to_asm+0x40/0x70 [ 408.024666] ? __switch_to_asm+0x34/0x70 [ 408.028721] ? __switch_to_asm+0x40/0x70 [ 408.032780] ? __switch_to_asm+0x34/0x70 [ 408.036841] ? __switch_to_asm+0x40/0x70 [ 408.040899] ? __switch_to_asm+0x34/0x70 [ 408.044963] ? __switch_to_asm+0x34/0x70 [ 408.049021] ? __switch_to_asm+0x40/0x70 [ 408.053079] ? __switch_to_asm+0x34/0x70 [ 408.057149] bpf_clone_redirect+0xb9/0x490 [ 408.061395] ? __schedule+0x874/0x1ed0 [ 408.065304] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 408.070324] ? __sched_text_start+0x8/0x8 [ 408.074491] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.079255] ? retint_kernel+0x2d/0x2d [ 408.083169] ? lock_acquire+0x1ed/0x520 [ 408.087140] ? bpf_test_run+0x32e/0x5a0 [ 408.091117] ? lock_release+0x970/0x970 [ 408.095091] ? preempt_schedule+0x4d/0x60 [ 408.099244] ? preempt_schedule_common+0x1f/0xd0 [ 408.104000] ? preempt_schedule+0x4d/0x60 [ 408.108150] ? ___preempt_schedule+0x16/0x18 [ 408.112572] ? bpf_test_run+0x1c0/0x5a0 [ 408.116551] ? netlink_diag_dump+0x2a0/0x2a0 [ 408.120959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.126505] ? bpf_test_init.isra.9+0x70/0x100 [ 408.131088] ? bpf_prog_test_run_skb+0x634/0xb40 [ 408.135849] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 408.140689] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 408.146226] ? fput+0x130/0x1a0 [ 408.149504] ? __bpf_prog_get+0x9b/0x290 [ 408.153564] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 408.158418] ? bpf_prog_test_run+0x130/0x1a0 [ 408.162829] ? __x64_sys_bpf+0x3d8/0x510 [ 408.166886] ? bpf_prog_get+0x20/0x20 [ 408.170702] ? do_syscall_64+0x1b9/0x820 [ 408.174761] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 408.180124] ? syscall_return_slowpath+0x5e0/0x5e0 [ 408.185055] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.190074] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 408.195089] ? recalc_sigpending_tsk+0x180/0x180 [ 408.199842] ? kasan_check_write+0x14/0x20 [ 408.204080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.208925] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.214299] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 408.214368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.221159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.221163] Call Trace: [ 408.221183] dump_stack+0x1c4/0x2b4 [ 408.221202] ? dump_stack_print_info.cold.2+0x52/0x52 [ 408.227777] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.237059] warn_alloc.cold.119+0xb7/0x1bd [ 408.239619] syz-executor0 cpuset= [ 408.243242] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.248418] syz0 [ 408.258908] ? lock_downgrade+0x900/0x900 [ 408.263207] mems_allowed=0 [ 408.266658] ? trace_hardirqs_off+0xb8/0x310 [ 408.284885] ? trace_hardirqs_off+0xb8/0x310 [ 408.289316] __alloc_pages_slowpath+0x2667/0x2d80 [ 408.294179] ? warn_alloc+0x120/0x120 [ 408.297986] ? warn_alloc+0x120/0x120 [ 408.301793] ? warn_alloc+0x120/0x120 [ 408.305596] ? mark_held_locks+0x130/0x130 [ 408.309866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.315408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.320948] ? should_fail+0x22d/0xd01 [ 408.324851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.329954] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.335489] ? should_fail+0x22d/0xd01 [ 408.339400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.344504] ? should_fail+0x22d/0xd01 [ 408.348412] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.353533] ? mark_held_locks+0x130/0x130 [ 408.357769] ? mark_held_locks+0x130/0x130 [ 408.362002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.367542] ? trace_hardirqs_off+0xb8/0x310 [ 408.371975] ? kasan_check_read+0x11/0x20 [ 408.376121] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.380530] ? trace_hardirqs_on+0x310/0x310 [ 408.384939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.390475] ? wq_watchdog_touch+0x9c/0xfe [ 408.394711] ? io_serial_in+0x11/0x90 [ 408.398519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.404063] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.409194] __alloc_pages_nodemask+0xa80/0xde0 [ 408.413864] ? should_fail+0x22d/0xd01 [ 408.417757] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 408.422789] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.427459] ? lock_downgrade+0x900/0x900 [ 408.431612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.437156] cache_grow_begin+0x91/0x8c0 [ 408.441229] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.445641] fallback_alloc+0x203/0x2e0 [ 408.449624] ____cache_alloc_node+0x1c7/0x1e0 [ 408.454123] kmem_cache_alloc_node+0xe3/0x730 [ 408.458620] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.462861] __alloc_skb+0x119/0x770 [ 408.466576] ? skb_scrub_packet+0x490/0x490 [ 408.470896] ? lock_downgrade+0x900/0x900 [ 408.475055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.480596] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.486048] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.491527] ? addrconf_rs_timer+0x690/0x690 [ 408.495948] ndisc_alloc_skb+0x144/0x340 [ 408.500015] ndisc_send_rs+0x331/0x6e0 [ 408.503906] addrconf_rs_timer+0x314/0x690 [ 408.508147] ? lock_release+0x970/0x970 [ 408.512127] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.516372] call_timer_fn+0x272/0x920 [ 408.520270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.524504] ? process_timeout+0x40/0x40 [ 408.528563] ? kasan_check_read+0x11/0x20 [ 408.532736] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.537145] ? trace_hardirqs_on+0x310/0x310 [ 408.541559] ? __run_timers+0x7da/0xc70 [ 408.545534] ? lock_downgrade+0x900/0x900 [ 408.549683] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.554785] ? trace_hardirqs_on+0xbd/0x310 [ 408.559101] ? kasan_check_read+0x11/0x20 [ 408.563250] ? __run_timers+0x7da/0xc70 [ 408.567228] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.572724] ? kasan_check_write+0x14/0x20 [ 408.576974] ? do_raw_spin_lock+0xc1/0x200 [ 408.581210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.585460] __run_timers+0x7e5/0xc70 [ 408.589287] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 408.594653] ? lock_downgrade+0x900/0x900 [ 408.598798] ? finish_task_switch+0x1b5/0x900 [ 408.603298] ? trace_hardirqs_on+0xbd/0x310 [ 408.607617] ? kasan_check_read+0x11/0x20 [ 408.611769] ? finish_task_switch+0x1f5/0x900 [ 408.616263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.621716] ? compat_start_thread+0x80/0x80 [ 408.626126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.631696] ? pvclock_read_flags+0x160/0x160 [ 408.636190] ? __switch_to_asm+0x34/0x70 [ 408.640248] ? __switch_to_asm+0x34/0x70 [ 408.644305] ? __switch_to_asm+0x40/0x70 [ 408.648364] ? __switch_to_asm+0x40/0x70 [ 408.652431] ? __switch_to_asm+0x34/0x70 [ 408.656489] ? __switch_to_asm+0x40/0x70 [ 408.660552] ? trace_hardirqs_on+0xbd/0x310 [ 408.664874] ? kvm_sched_clock_read+0x9/0x20 [ 408.669282] ? run_ksoftirqd+0x94/0x100 [ 408.673256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.678794] ? check_preemption_disabled+0x48/0x200 [ 408.683807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.689353] run_timer_softirq+0x52/0xb0 [ 408.693426] ? __this_cpu_preempt_check+0x1c/0x1f [ 408.698272] __do_softirq+0x30b/0xad8 [ 408.702086] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 408.707186] ? trace_hardirqs_off+0xb8/0x310 [ 408.711616] ? schedule+0x108/0x460 [ 408.715263] ? run_ksoftirqd+0x40/0x100 [ 408.719237] ? trace_hardirqs_off+0xb8/0x310 [ 408.723652] ? smpboot_thread_fn+0x68b/0xa00 [ 408.728064] ? trace_hardirqs_on+0x310/0x310 [ 408.732472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.738029] ? check_preemption_disabled+0x48/0x200 [ 408.743051] ? takeover_tasklets+0xa90/0xa90 [ 408.747462] run_ksoftirqd+0x94/0x100 [ 408.751284] smpboot_thread_fn+0x68b/0xa00 [ 408.755523] ? sort_range+0x30/0x30 [ 408.759149] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.764251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.769786] ? __kthread_parkme+0xfb/0x1a0 [ 408.774036] kthread+0x35a/0x420 [ 408.777408] ? sort_range+0x30/0x30 [ 408.781035] ? kthread_bind+0x40/0x40 [ 408.784838] ret_from_fork+0x3a/0x50 [ 408.788568] warn_alloc_show_mem: 1 callbacks suppressed [ 408.788581] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 408.788583] Mem-Info: [ 408.788614] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 408.788614] active_file:14 inactive_file:15 isolated_file:0 [ 408.788614] unevictable:0 dirty:0 writeback:0 unstable:0 [ 408.788614] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 408.788614] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 408.788614] free:13750 free_pcp:487 free_cma:0 [ 408.793965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.801738] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 408.804141] Call Trace: [ 408.837195] Node 0 [ 408.846551] [ 408.874236] 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 [ 408.876799] dump_stack+0x1c4/0x2b4 [ 408.879013] lowmem_reserve[]: [ 408.881162] ? dump_stack_print_info.cold.2+0x52/0x52 [ 408.906660] 0 [ 408.910299] ? debug_smp_processor_id+0x1c/0x20 [ 408.913377] 2819 [ 408.918580] warn_alloc.cold.119+0xb7/0x1bd [ 408.920361] 6323 [ 408.925034] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.927074] 6323 [ 408.931401] ? lock_downgrade+0x900/0x900 [ 408.938272] ? trace_hardirqs_off+0xb8/0x310 [ 408.940314] Node 0 [ 408.944458] ? trace_hardirqs_off+0xb8/0x310 [ 408.948868] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 408.951078] __alloc_pages_slowpath+0x2667/0x2d80 [ 408.955462] lowmem_reserve[]: [ 408.982201] ? warn_alloc+0x120/0x120 [ 408.987009] 0 [ 408.990112] ? debug_object_activate+0x402/0x600 [ 408.993887] 0 [ 408.995686] ? warn_alloc+0x120/0x120 [ 409.000435] 3503 [ 409.002231] ? debug_object_assert_init+0x4b0/0x4b0 [ 409.006008] 3503 [ 409.008066] ? warn_alloc+0x120/0x120 [ 409.015120] ? try_to_wake_up+0x10a/0x12f0 [ 409.018926] Node 0 Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 409.023187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.023205] ? should_fail+0x22d/0xd01 [ 409.052417] lowmem_reserve[]: 0 [ 409.057971] ? trace_hardirqs_off+0xb8/0x310 [ 409.061833] 0 [ 409.065106] ? kasan_check_read+0x11/0x20 [ 409.069492] 0 [ 409.071293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.075422] 0 [ 409.077222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.084098] ? should_fail+0x22d/0xd01 [ 409.089614] Node 0 DMA: [ 409.093499] ? kasan_check_write+0x14/0x20 [ 409.093516] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.096171] 1*4kB [ 409.100417] ? should_fail+0x22d/0xd01 [ 409.105492] (U) [ 409.107644] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.111509] 0*8kB [ 409.113483] ? try_to_wake_up+0x10a/0x12f0 [ 409.118563] 0*16kB [ 409.120710] ? lock_downgrade+0x900/0x900 [ 409.124927] 1*32kB [ 409.127158] ? mark_held_locks+0x130/0x130 [ 409.131280] (U) [ 409.133512] ? mark_held_locks+0x130/0x130 [ 409.137723] 2*64kB [ 409.139692] ? migrate_swap_stop+0x930/0x930 [ 409.143901] (U) [ 409.146144] ? update_stack_state+0x1a5/0x690 [ 409.150533] 1*128kB [ 409.152504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.156971] (U) [ 409.159291] ? radix_tree_descend+0x13c/0x2e0 [ 409.164804] 1*256kB [ 409.166772] ? plist_requeue+0x620/0x620 [ 409.171245] (U) [ 409.173565] ? is_bpf_text_address+0xac/0x170 [ 409.177603] 0*512kB [ 409.179574] ? lock_downgrade+0x900/0x900 [ 409.184046] 1*1024kB [ 409.186366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.190490] (U) [ 409.192895] ? __radix_tree_lookup+0x358/0x4c0 [ 409.198413] 1*2048kB (M) [ 409.200400] __alloc_pages_nodemask+0xa80/0xde0 [ 409.204976] 3*4096kB [ 409.207732] ? should_fail+0x22d/0xd01 [ 409.212378] (M) [ 409.214795] ? wake_up_process+0x10/0x20 [ 409.218659] = 15908kB [ 409.220630] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 409.224669] Node 0 [ 409.227075] ? kasan_check_read+0x11/0x20 [ 409.232071] DMA32: [ 409.234336] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.238454] 5*4kB [ 409.240686] ? lock_downgrade+0x900/0x900 [ 409.245332] (M) [ 409.247484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.251607] 1*8kB [ 409.253578] cache_grow_begin+0x91/0x8c0 [ 409.259100] (M) [ 409.261247] ? do_raw_spin_unlock+0xa7/0x2f0 [ 409.265286] 3*16kB [ 409.267263] fallback_alloc+0x203/0x2e0 [ 409.271645] (M) [ 409.273880] ____cache_alloc_node+0x1c7/0x1e0 [ 409.277829] 4*32kB [ 409.279802] kmem_cache_alloc_node+0xe3/0x730 [ 409.284278] (UM) [ 409.286520] __alloc_skb+0x119/0x770 [ 409.290987] 5*64kB [ 409.293046] ? skb_scrub_packet+0x490/0x490 [ 409.296736] (M) [ 409.298974] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 409.303269] 5*128kB [ 409.305247] ? queue_work_on+0x12c/0x1e0 [ 409.309804] (UM) [ 409.312124] ? switchdev_port_obj_del+0xdc/0x450 [ 409.316160] 2*256kB [ 409.318225] ? switchdev_trans_item_enqueue+0x260/0x260 [ 409.322954] (M) [ 409.325283] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.330624] 4*512kB [ 409.332684] __br_mdb_notify+0x4ff/0x15d0 [ 409.337594] (UM) [ 409.339918] ? __br_mdb_add+0x800/0x800 [ 409.344047] 3*1024kB [ 409.346104] ? kasan_check_write+0x14/0x20 [ 409.350052] (UM) [ 409.352461] ? do_raw_spin_lock+0xc1/0x200 [ 409.356671] 3*2048kB [ 409.358733] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 409.362960] (M) [ 409.365367] ? debug_object_assert_init+0x368/0x4b0 [ 409.370473] 3*4096kB [ 409.372452] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.377455] (M) [ 409.379864] ? debug_object_init_on_stack+0x20/0x20 [ 409.385293] = 25228kB [ 409.387271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.392262] Node 0 [ 409.394673] br_mdb_notify+0x310/0x410 [ 409.400195] Normal: [ 409.402435] ? br_mdb_dump+0x2530/0x2530 [ 409.406307] 1316*4kB [ 409.408633] br_multicast_del_pg+0x3df/0x790 [ 409.412668] (ME) [ 409.415080] ? br_mdb_ip_get+0x940/0x940 [ 409.419470] 462*8kB [ 409.421533] ? kasan_check_write+0x14/0x20 [ 409.425570] (UMEH) [ 409.427893] ? do_raw_spin_lock+0xc1/0x200 [ 409.432119] 167*16kB [ 409.434351] br_multicast_port_group_expired+0x189/0x1e0 [ 409.438560] (UMEH) [ 409.440967] call_timer_fn+0x272/0x920 [ 409.446402] 42*32kB [ 409.448640] ? br_multicast_del_pg+0x790/0x790 [ 409.452509] (UMEH) [ 409.454831] ? process_timeout+0x40/0x40 [ 409.459399] 4*64kB [ 409.461639] ? trace_hardirqs_off+0xb8/0x310 [ 409.465674] (UH) [ 409.467905] ? kasan_check_read+0x11/0x20 [ 409.472317] 1*128kB (U) [ 409.474401] ? do_raw_spin_unlock+0xa7/0x2f0 [ 409.478520] 0*256kB [ 409.481190] ? trace_hardirqs_on+0x310/0x310 [ 409.485574] 1*512kB [ 409.487895] ? __run_timers+0x7da/0xc70 [ 409.492288] (U) [ 409.494610] ? lock_downgrade+0x900/0x900 [ 409.498585] 0*1024kB [ 409.500557] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 409.504681] 0*2048kB [ 409.507088] ? trace_hardirqs_on+0xbd/0x310 [ 409.512171] 0*4096kB [ 409.514576] ? kasan_check_read+0x11/0x20 [ 409.518894] = 13872kB [ 409.521301] ? __run_timers+0x7da/0xc70 [ 409.525473] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 409.527877] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.531853] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 409.531863] 4244 total pagecache pages [ 409.540692] ? kasan_check_write+0x14/0x20 [ 409.546121] 0 pages in swap cache [ 409.554691] ? do_raw_spin_lock+0xc1/0x200 [ 409.558556] Swap cache stats: add 0, delete 0, find 0/0 [ 409.562781] ? br_multicast_del_pg+0x790/0x790 [ 409.566209] Free swap = 0kB [ 409.570445] __run_timers+0x7e5/0xc70 [ 409.575799] Total swap = 0kB [ 409.580390] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 409.583390] 1965979 pages RAM [ 409.587191] ? lock_acquire+0x1ed/0x520 [ 409.590188] 0 pages HighMem/MovableOnly [ 409.595548] ? __hrtimer_run_queues+0x488/0x10d0 [ 409.598630] 342307 pages reserved [ 409.602619] ? lock_release+0x970/0x970 [ 409.606576] 0 pages cma reserved [ 409.611324] ? trace_hardirqs_off+0xb8/0x310 [ 409.614816] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.618724] ? do_raw_spin_unlock+0xa7/0x2f0 [ 409.618746] ? kasan_check_write+0x14/0x20 [ 409.622175] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.626530] ? pvclock_read_flags+0x160/0x160 [ 409.633014] ksoftirqd/1 cpuset= [ 409.637428] ? lock_downgrade+0x900/0x900 [ 409.641638] / [ 409.651949] ? trace_hardirqs_on+0xbd/0x310 [ 409.656418] mems_allowed=0 [ 409.672755] ? kvm_sched_clock_read+0x9/0x20 [ 409.677167] ? irq_exit+0x17f/0x1c0 [ 409.680804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.686343] ? check_preemption_disabled+0x48/0x200 [ 409.691358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.697425] run_timer_softirq+0x52/0xb0 [ 409.701491] ? __this_cpu_preempt_check+0x1c/0x1f [ 409.706340] __do_softirq+0x30b/0xad8 [ 409.710167] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 409.715276] ? pvclock_read_flags+0x160/0x160 [ 409.719769] ? lapic_next_event+0x5a/0x90 [ 409.723918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.729455] ? clockevents_program_event+0x140/0x370 [ 409.734564] ? kvm_clock_read+0x18/0x30 [ 409.738542] ? kvm_sched_clock_read+0x9/0x20 [ 409.742951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.748496] ? check_preemption_disabled+0x48/0x200 [ 409.753542] irq_exit+0x17f/0x1c0 [ 409.756996] smp_apic_timer_interrupt+0x1cb/0x760 [ 409.761837] ? smp_call_function_single_interrupt+0x159/0x650 [ 409.767724] ? smp_call_function_single_interrupt+0x650/0x650 [ 409.773607] ? interrupt_entry+0xb5/0xf0 [ 409.777670] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.782685] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.787701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.792556] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.797569] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.802611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.808191] ? check_preemption_disabled+0x48/0x200 [ 409.813214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.818755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.823603] apic_timer_interrupt+0xf/0x20 [ 409.827833] [ 409.830072] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 409.835015] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 409.853940] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 409.861647] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 409.868911] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 409.876212] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 409.883477] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 409.890743] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 409.898029] ? trace_hardirqs_on+0xb4/0x310 [ 409.902357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.907913] skb_clone+0x1bb/0x500 [ 409.911455] ? finish_task_switch+0x2f5/0x900 [ 409.915955] ? skb_split+0x11e0/0x11e0 [ 409.919842] ? preempt_notifier_register+0x200/0x200 [ 409.924941] ? __switch_to_asm+0x34/0x70 [ 409.929004] ? __switch_to_asm+0x34/0x70 [ 409.933064] ? __switch_to_asm+0x40/0x70 [ 409.937123] ? __switch_to_asm+0x34/0x70 [ 409.941180] ? __switch_to_asm+0x40/0x70 [ 409.945238] ? __switch_to_asm+0x34/0x70 [ 409.949296] ? __switch_to_asm+0x40/0x70 [ 409.953356] ? __switch_to_asm+0x34/0x70 [ 409.957428] ? __switch_to_asm+0x34/0x70 [ 409.961491] ? __switch_to_asm+0x40/0x70 [ 409.965548] ? __switch_to_asm+0x34/0x70 [ 409.969615] bpf_clone_redirect+0xb9/0x490 [ 409.973855] ? __schedule+0x874/0x1ed0 [ 409.977745] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 409.982761] ? __sched_text_start+0x8/0x8 [ 409.986910] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 409.991669] ? retint_kernel+0x2d/0x2d [ 409.995567] ? lock_acquire+0x1ed/0x520 [ 409.999540] ? bpf_test_run+0x32e/0x5a0 [ 410.003517] ? lock_release+0x970/0x970 [ 410.007508] ? preempt_schedule+0x4d/0x60 [ 410.011660] ? preempt_schedule_common+0x1f/0xd0 [ 410.016429] ? preempt_schedule+0x4d/0x60 [ 410.020580] ? ___preempt_schedule+0x16/0x18 [ 410.024991] ? bpf_test_run+0x1c0/0x5a0 [ 410.028969] ? netlink_diag_dump+0x2a0/0x2a0 [ 410.033379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.038937] ? bpf_test_init.isra.9+0x70/0x100 [ 410.043525] ? bpf_prog_test_run_skb+0x634/0xb40 [ 410.048285] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 410.053127] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.058661] ? fput+0x130/0x1a0 [ 410.061973] ? __bpf_prog_get+0x9b/0x290 [ 410.066037] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 410.070892] ? bpf_prog_test_run+0x130/0x1a0 [ 410.075307] ? __x64_sys_bpf+0x3d8/0x510 [ 410.079367] ? bpf_prog_get+0x20/0x20 [ 410.083191] ? do_syscall_64+0x1b9/0x820 [ 410.087255] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 410.092625] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.097562] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.102589] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 410.107604] ? recalc_sigpending_tsk+0x180/0x180 [ 410.112364] ? kasan_check_write+0x14/0x20 [ 410.116612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.121481] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.126859] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 410.127005] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.133721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.144190] syz-executor0 cpuset= [ 410.153528] Call Trace: [ 410.153530] syz0 mems_allowed=0 [ 410.156990] dump_stack+0x1c4/0x2b4 [ 410.166464] ? dump_stack_print_info.cold.2+0x52/0x52 [ 410.171662] warn_alloc.cold.119+0xb7/0x1bd [ 410.176000] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.180845] ? lock_downgrade+0x900/0x900 [ 410.185000] ? trace_hardirqs_off+0xb8/0x310 [ 410.189422] ? trace_hardirqs_off+0xb8/0x310 [ 410.193839] __alloc_pages_slowpath+0x2667/0x2d80 [ 410.198709] ? warn_alloc+0x120/0x120 [ 410.202518] ? warn_alloc+0x120/0x120 [ 410.206334] ? warn_alloc+0x120/0x120 [ 410.210147] ? mark_held_locks+0x130/0x130 [ 410.214409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.219953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.225494] ? should_fail+0x22d/0xd01 [ 410.229399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.234506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.240041] ? should_fail+0x22d/0xd01 [ 410.243958] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.249080] ? should_fail+0x22d/0xd01 [ 410.252981] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.258087] ? mark_held_locks+0x130/0x130 [ 410.262331] ? mark_held_locks+0x130/0x130 [ 410.266575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.272113] ? trace_hardirqs_off+0xb8/0x310 [ 410.276517] ? kasan_check_read+0x11/0x20 [ 410.280663] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.285073] ? trace_hardirqs_on+0x310/0x310 [ 410.289481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.295019] ? wq_watchdog_touch+0x9c/0xfe [ 410.299251] ? io_serial_in+0x11/0x90 [ 410.303054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.308595] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.313709] __alloc_pages_nodemask+0xa80/0xde0 [ 410.318376] ? should_fail+0x22d/0xd01 [ 410.322279] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 410.327315] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.331982] ? lock_downgrade+0x900/0x900 [ 410.336136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.341679] cache_grow_begin+0x91/0x8c0 [ 410.345743] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.350156] fallback_alloc+0x203/0x2e0 [ 410.354135] ____cache_alloc_node+0x1c7/0x1e0 [ 410.358638] kmem_cache_alloc_node+0xe3/0x730 [ 410.363138] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.367379] __alloc_skb+0x119/0x770 [ 410.371110] ? skb_scrub_packet+0x490/0x490 [ 410.375435] ? lock_downgrade+0x900/0x900 [ 410.379589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.385124] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.390575] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.396025] ? addrconf_rs_timer+0x690/0x690 [ 410.400447] ndisc_alloc_skb+0x144/0x340 [ 410.404517] ndisc_send_rs+0x331/0x6e0 [ 410.408415] addrconf_rs_timer+0x314/0x690 [ 410.412651] ? lock_release+0x970/0x970 [ 410.416631] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.420875] call_timer_fn+0x272/0x920 [ 410.424766] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.429003] ? process_timeout+0x40/0x40 [ 410.433070] ? kasan_check_read+0x11/0x20 [ 410.437220] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.441648] ? trace_hardirqs_on+0x310/0x310 [ 410.446064] ? __run_timers+0x7da/0xc70 [ 410.450043] ? lock_downgrade+0x900/0x900 [ 410.454192] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.459297] ? trace_hardirqs_on+0xbd/0x310 [ 410.463618] ? kasan_check_read+0x11/0x20 [ 410.467767] ? __run_timers+0x7da/0xc70 [ 410.471743] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.477198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.482740] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.486977] __run_timers+0x7e5/0xc70 [ 410.490786] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 410.496160] ? lock_downgrade+0x900/0x900 [ 410.500306] ? finish_task_switch+0x1b5/0x900 [ 410.504808] ? trace_hardirqs_on+0xbd/0x310 [ 410.509125] ? kasan_check_read+0x11/0x20 [ 410.513282] ? finish_task_switch+0x1f5/0x900 [ 410.517781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.523231] ? compat_start_thread+0x80/0x80 [ 410.527651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.533206] ? pvclock_read_flags+0x160/0x160 [ 410.537701] ? __switch_to_asm+0x34/0x70 [ 410.541763] ? __switch_to_asm+0x34/0x70 [ 410.545821] ? __switch_to_asm+0x40/0x70 [ 410.549879] ? __switch_to_asm+0x40/0x70 [ 410.553943] ? __switch_to_asm+0x34/0x70 [ 410.558003] ? __switch_to_asm+0x40/0x70 [ 410.562069] ? trace_hardirqs_on+0xbd/0x310 [ 410.566398] ? kvm_sched_clock_read+0x9/0x20 [ 410.570811] ? run_ksoftirqd+0x94/0x100 [ 410.574790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.580331] ? check_preemption_disabled+0x48/0x200 [ 410.585346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.590886] run_timer_softirq+0x52/0xb0 [ 410.594956] ? __this_cpu_preempt_check+0x1c/0x1f [ 410.599798] __do_softirq+0x30b/0xad8 [ 410.603607] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 410.608708] ? trace_hardirqs_off+0xb8/0x310 [ 410.613122] ? schedule+0x108/0x460 [ 410.616757] ? run_ksoftirqd+0x40/0x100 [ 410.620730] ? trace_hardirqs_off+0xb8/0x310 [ 410.625138] ? smpboot_thread_fn+0x68b/0xa00 [ 410.629554] ? trace_hardirqs_on+0x310/0x310 [ 410.633966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.639507] ? check_preemption_disabled+0x48/0x200 [ 410.644523] ? takeover_tasklets+0xa90/0xa90 [ 410.648937] run_ksoftirqd+0x94/0x100 [ 410.652740] smpboot_thread_fn+0x68b/0xa00 [ 410.656977] ? sort_range+0x30/0x30 [ 410.660601] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.665710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.671248] ? __kthread_parkme+0xfb/0x1a0 [ 410.675496] kthread+0x35a/0x420 [ 410.678859] ? sort_range+0x30/0x30 [ 410.682482] ? kthread_bind+0x40/0x40 [ 410.686286] ret_from_fork+0x3a/0x50 [ 410.690008] warn_alloc_show_mem: 1 callbacks suppressed [ 410.690021] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 410.690023] Mem-Info: [ 410.690052] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 410.690052] active_file:14 inactive_file:15 isolated_file:0 [ 410.690052] unevictable:0 dirty:0 writeback:0 unstable:0 [ 410.690052] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 410.690052] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 410.690052] free:13750 free_pcp:487 free_cma:0 [ 410.695404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.702682] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 410.705083] Call Trace: [ 410.738039] Node 0 [ 410.747392] [ 410.775085] 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 [ 410.777650] dump_stack+0x1c4/0x2b4 [ 410.779881] lowmem_reserve[]: [ 410.782042] ? dump_stack_print_info.cold.2+0x52/0x52 [ 410.808041] 0 2819 [ 410.811686] warn_alloc.cold.119+0xb7/0x1bd [ 410.814761] 6323 [ 410.819949] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.822164] 6323 [ 410.826481] ? lock_downgrade+0x900/0x900 [ 410.833356] ? trace_hardirqs_off+0xb8/0x310 [ 410.835405] Node 0 [ 410.839553] ? trace_hardirqs_off+0xb8/0x310 [ 410.843965] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 410.846177] __alloc_pages_slowpath+0x2667/0x2d80 [ 410.850559] lowmem_reserve[]: [ 410.877296] ? debug_object_activate+0x402/0x600 [ 410.882111] 0 [ 410.885213] ? warn_alloc+0x120/0x120 [ 410.889944] 0 [ 410.891745] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.895526] 3503 [ 410.897343] ? warn_alloc+0x120/0x120 [ 410.902347] 3503 [ 410.904422] ? warn_alloc+0x120/0x120 [ 410.910256] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 410.914033] Node 0 [ 410.919225] ? check_preemption_disabled+0x48/0x200 [ 410.919257] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 410.919264] lowmem_reserve[]: [ 410.921502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.926496] 0 [ 410.954866] ? should_fail+0x22d/0xd01 [ 410.957949] 0 [ 410.963482] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.965254] 0 0 [ 410.969147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.976034] ? should_fail+0x22d/0xd01 [ 410.977993] Node 0 [ 410.983534] ? lock_downgrade+0x900/0x900 [ 410.987393] DMA: 1*4kB [ 410.989647] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.993769] (U) [ 410.996347] ? should_fail+0x22d/0xd01 [ 411.001435] 0*8kB [ 411.003427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.007297] 0*16kB [ 411.009444] ? mark_held_locks+0x130/0x130 [ 411.014526] 1*32kB [ 411.016756] ? mark_held_locks+0x130/0x130 [ 411.020971] (U) [ 411.023203] ? update_stack_state+0x1a5/0x690 [ 411.027423] 2*64kB [ 411.029405] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 411.033878] (U) [ 411.036112] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 411.041106] 1*128kB [ 411.043079] ? is_bpf_text_address+0xac/0x170 [ 411.047807] (U) [ 411.050125] ? lock_downgrade+0x900/0x900 [ 411.054597] 1*256kB [ 411.056569] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 411.060694] (U) [ 411.063012] ? kasan_check_read+0x11/0x20 [ 411.068791] 0*512kB [ 411.070766] __alloc_pages_nodemask+0xa80/0xde0 [ 411.074888] 1*1024kB [ 411.077209] ? should_fail+0x22d/0xd01 [ 411.081853] (U) [ 411.084263] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 411.088126] 1*2048kB [ 411.090099] ? is_bpf_text_address+0xd3/0x170 [ 411.095089] (M) [ 411.097509] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.101969] 3*4096kB [ 411.103940] ? lock_downgrade+0x900/0x900 [ 411.108586] (M) [ 411.110995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.115122] = 15908kB [ 411.117125] cache_grow_begin+0x91/0x8c0 [ 411.122640] Node 0 [ 411.125047] ? do_raw_spin_unlock+0xa7/0x2f0 [ 411.129093] DMA32: [ 411.131329] fallback_alloc+0x203/0x2e0 [ 411.135716] 5*4kB [ 411.137952] ____cache_alloc_node+0x1c7/0x1e0 [ 411.141904] (M) [ 411.144052] kmem_cache_alloc_node+0xe3/0x730 [ 411.148531] 1*8kB [ 411.150504] __alloc_skb+0x119/0x770 [ 411.154964] (M) 3*16kB [ 411.157126] ? skb_scrub_packet+0x490/0x490 [ 411.160817] (M) [ 411.163418] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 411.167709] 4*32kB [ 411.169678] ? queue_work_on+0x12c/0x1e0 [ 411.174242] (UM) [ 411.176486] ? switchdev_port_obj_del+0xdc/0x450 [ 411.180523] 5*64kB [ 411.182581] ? switchdev_trans_item_enqueue+0x260/0x260 [ 411.187340] (M) [ 411.189582] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 411.194927] 5*128kB [ 411.196902] __br_mdb_notify+0x4ff/0x15d0 [ 411.201898] (UM) [ 411.204229] ? __br_mdb_add+0x800/0x800 [ 411.208353] 2*256kB [ 411.210421] ? kasan_check_write+0x14/0x20 [ 411.214367] (M) [ 411.216698] ? do_raw_spin_lock+0xc1/0x200 [ 411.220919] 4*512kB [ 411.222890] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 411.227102] (UM) [ 411.229428] ? debug_object_assert_init+0x368/0x4b0 [ 411.234511] 3*1024kB [ 411.236569] ? debug_object_init_on_stack+0x20/0x20 [ 411.241563] (UM) [ 411.243980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.248971] 3*2048kB [ 411.251031] br_mdb_notify+0x310/0x410 [ 411.256542] (M) [ 411.258947] ? br_mdb_dump+0x2530/0x2530 [ 411.262812] 3*4096kB [ 411.264797] br_multicast_del_pg+0x3df/0x790 [ 411.268829] (M) [ 411.271238] ? br_mdb_ip_get+0x940/0x940 [ 411.275626] = 25228kB [ 411.277599] ? kasan_check_write+0x14/0x20 [ 411.281635] Node 0 [ 411.284061] ? do_raw_spin_lock+0xc1/0x200 [ 411.288270] Normal: [ 411.290502] br_multicast_port_group_expired+0x189/0x1e0 [ 411.294713] 1316*4kB [ 411.297031] call_timer_fn+0x272/0x920 [ 411.302456] (ME) [ 411.304867] ? br_multicast_del_pg+0x790/0x790 [ 411.308733] 462*8kB [ 411.310793] ? process_timeout+0x40/0x40 [ 411.315348] (UMEH) [ 411.317669] ? trace_hardirqs_off+0xb8/0x310 [ 411.321709] 167*16kB [ 411.323967] ? kasan_check_read+0x11/0x20 [ 411.328356] (UMEH) [ 411.330763] ? do_raw_spin_unlock+0xa7/0x2f0 [ 411.334885] 42*32kB [ 411.337119] ? trace_hardirqs_on+0x310/0x310 [ 411.341507] (UMEH) [ 411.343827] ? __run_timers+0x7da/0xc70 [ 411.348210] 4*64kB [ 411.350445] ? lock_downgrade+0x900/0x900 [ 411.354400] (UH) [ 411.356643] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 411.360783] 1*128kB [ 411.362844] ? trace_hardirqs_on+0xbd/0x310 [ 411.367926] (U) [ 411.370243] ? kasan_check_read+0x11/0x20 [ 411.374553] 0*256kB [ 411.376555] ? __run_timers+0x7da/0xc70 [ 411.380679] 1*512kB [ 411.383000] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 411.386948] (U) [ 411.389264] ? kasan_check_write+0x14/0x20 [ 411.394692] 0*1024kB [ 411.396665] ? do_raw_spin_lock+0xc1/0x200 [ 411.400876] 0*2048kB [ 411.403283] ? br_multicast_del_pg+0x790/0x790 [ 411.407497] 0*4096kB [ 411.409907] __run_timers+0x7e5/0xc70 [ 411.414467] = 13872kB [ 411.414481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 411.416890] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 411.420682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 411.423084] ? lock_acquire+0x1ed/0x520 [ 411.431919] 4244 total pagecache pages [ 411.437274] ? __hrtimer_run_queues+0x488/0x10d0 [ 411.445829] 0 pages in swap cache [ 411.449794] ? lock_release+0x970/0x970 [ 411.453664] Swap cache stats: add 0, delete 0, find 0/0 [ 411.458426] ? trace_hardirqs_off+0xb8/0x310 [ 411.461926] Free swap = 0kB [ 411.465903] ? do_raw_spin_unlock+0xa7/0x2f0 [ 411.471256] Total swap = 0kB [ 411.475656] ? kasan_check_write+0x14/0x20 [ 411.478655] 1965979 pages RAM [ 411.483063] ? pvclock_read_flags+0x160/0x160 [ 411.486055] 0 pages HighMem/MovableOnly [ 411.486065] 342307 pages reserved [ 411.490295] ? lock_downgrade+0x900/0x900 [ 411.493380] 0 pages cma reserved [ 411.497888] ? trace_hardirqs_on+0xbd/0x310 [ 411.501906] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 411.505298] ? kvm_sched_clock_read+0x9/0x20 [ 411.509492] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 411.512791] ? irq_exit+0x17f/0x1c0 [ 411.517090] ksoftirqd/1 cpuset= [ 411.523580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.527965] / [ 411.538279] ? check_preemption_disabled+0x48/0x200 [ 411.541883] mems_allowed=0 [ 411.545170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.565866] run_timer_softirq+0x52/0xb0 [ 411.569935] ? __this_cpu_preempt_check+0x1c/0x1f [ 411.574788] __do_softirq+0x30b/0xad8 [ 411.578600] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 411.583708] ? pvclock_read_flags+0x160/0x160 [ 411.588199] ? lapic_next_event+0x5a/0x90 [ 411.592346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.597883] ? clockevents_program_event+0x140/0x370 [ 411.602988] ? kvm_clock_read+0x18/0x30 [ 411.606976] ? kvm_sched_clock_read+0x9/0x20 [ 411.611420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.616960] ? check_preemption_disabled+0x48/0x200 [ 411.621987] irq_exit+0x17f/0x1c0 [ 411.625444] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.630302] ? smp_call_function_single_interrupt+0x159/0x650 [ 411.636189] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.642075] ? interrupt_entry+0xb5/0xf0 [ 411.646135] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.651148] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.656164] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.661008] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.666023] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.671036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.676574] ? check_preemption_disabled+0x48/0x200 [ 411.681589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.687131] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.692455] apic_timer_interrupt+0xf/0x20 [ 411.696688] [ 411.698930] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 411.703858] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 411.722774] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 411.730484] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 411.737748] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 411.745013] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 411.752277] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 411.759544] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 411.766830] ? trace_hardirqs_on+0xb4/0x310 [ 411.771163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.776704] skb_clone+0x1bb/0x500 [ 411.780249] ? finish_task_switch+0x2f5/0x900 [ 411.784746] ? skb_split+0x11e0/0x11e0 [ 411.788634] ? preempt_notifier_register+0x200/0x200 [ 411.793736] ? __switch_to_asm+0x34/0x70 [ 411.797795] ? __switch_to_asm+0x34/0x70 [ 411.801852] ? __switch_to_asm+0x40/0x70 [ 411.805913] ? __switch_to_asm+0x34/0x70 [ 411.809984] ? __switch_to_asm+0x40/0x70 [ 411.814041] ? __switch_to_asm+0x34/0x70 [ 411.818098] ? __switch_to_asm+0x40/0x70 [ 411.822158] ? __switch_to_asm+0x34/0x70 [ 411.826221] ? __switch_to_asm+0x34/0x70 [ 411.830282] ? __switch_to_asm+0x40/0x70 [ 411.834341] ? __switch_to_asm+0x34/0x70 [ 411.838422] bpf_clone_redirect+0xb9/0x490 [ 411.842658] ? __schedule+0x874/0x1ed0 [ 411.846550] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 411.851566] ? __sched_text_start+0x8/0x8 [ 411.855728] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 411.860487] ? retint_kernel+0x2d/0x2d [ 411.864381] ? lock_acquire+0x1ed/0x520 [ 411.868367] ? bpf_test_run+0x32e/0x5a0 [ 411.872352] ? lock_release+0x970/0x970 [ 411.876330] ? preempt_schedule+0x4d/0x60 [ 411.880481] ? preempt_schedule_common+0x1f/0xd0 [ 411.885233] ? preempt_schedule+0x4d/0x60 [ 411.889378] ? ___preempt_schedule+0x16/0x18 [ 411.893805] ? bpf_test_run+0x1c0/0x5a0 [ 411.897788] ? netlink_diag_dump+0x2a0/0x2a0 [ 411.902198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.907744] ? bpf_test_init.isra.9+0x70/0x100 [ 411.912324] ? bpf_prog_test_run_skb+0x634/0xb40 [ 411.917092] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 411.921934] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.927469] ? fput+0x130/0x1a0 [ 411.930748] ? __bpf_prog_get+0x9b/0x290 [ 411.934819] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 411.939658] ? bpf_prog_test_run+0x130/0x1a0 [ 411.944066] ? __x64_sys_bpf+0x3d8/0x510 [ 411.948124] ? bpf_prog_get+0x20/0x20 [ 411.951943] ? do_syscall_64+0x1b9/0x820 [ 411.956006] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.961370] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.966313] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.971328] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 411.976342] ? recalc_sigpending_tsk+0x180/0x180 [ 411.981094] ? kasan_check_write+0x14/0x20 [ 411.985330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.990177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.995552] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 411.995680] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.002415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.012901] syz-executor0 cpuset= [ 412.022244] Call Trace: [ 412.022247] syz0 mems_allowed=0 [ 412.025705] dump_stack+0x1c4/0x2b4 [ 412.035157] ? dump_stack_print_info.cold.2+0x52/0x52 [ 412.040359] warn_alloc.cold.119+0xb7/0x1bd [ 412.044719] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.049583] ? lock_downgrade+0x900/0x900 [ 412.053739] ? trace_hardirqs_off+0xb8/0x310 [ 412.058148] ? trace_hardirqs_off+0xb8/0x310 [ 412.062563] __alloc_pages_slowpath+0x2667/0x2d80 [ 412.067432] ? warn_alloc+0x120/0x120 [ 412.071247] ? warn_alloc+0x120/0x120 [ 412.075071] ? warn_alloc+0x120/0x120 [ 412.078876] ? mark_held_locks+0x130/0x130 [ 412.083114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.088654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.094189] ? should_fail+0x22d/0xd01 [ 412.098083] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.103210] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.108775] ? should_fail+0x22d/0xd01 [ 412.112669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.117771] ? should_fail+0x22d/0xd01 [ 412.121666] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.126772] ? mark_held_locks+0x130/0x130 [ 412.131012] ? mark_held_locks+0x130/0x130 [ 412.135251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.140793] ? trace_hardirqs_off+0xb8/0x310 [ 412.145197] ? kasan_check_read+0x11/0x20 [ 412.149346] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.153757] ? trace_hardirqs_on+0x310/0x310 [ 412.158162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.163696] ? wq_watchdog_touch+0x9c/0xfe [ 412.167936] ? io_serial_in+0x11/0x90 [ 412.171737] ? retint_kernel+0x2d/0x2d [ 412.175628] ? trace_hardirqs_on_caller+0xc0/0x310 [ 412.180560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 412.185315] ? trace_hardirqs_off+0x310/0x310 [ 412.189814] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.194929] __alloc_pages_nodemask+0xa80/0xde0 [ 412.199605] ? should_fail+0x22d/0xd01 [ 412.203501] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 412.208533] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.213200] ? lock_downgrade+0x900/0x900 [ 412.217351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.222898] cache_grow_begin+0x91/0x8c0 [ 412.226963] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.231380] fallback_alloc+0x203/0x2e0 [ 412.235368] ____cache_alloc_node+0x1c7/0x1e0 [ 412.239890] kmem_cache_alloc_node+0xe3/0x730 [ 412.244404] ? ipv6_get_ifaddr+0x42e/0x620 [ 412.248658] __alloc_skb+0x119/0x770 [ 412.252374] ? skb_scrub_packet+0x490/0x490 [ 412.256705] ? lock_downgrade+0x900/0x900 [ 412.260879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.266426] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.271886] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.277344] ? addrconf_rs_timer+0x690/0x690 [ 412.281763] ndisc_alloc_skb+0x144/0x340 [ 412.285826] ndisc_send_rs+0x331/0x6e0 [ 412.289716] addrconf_rs_timer+0x314/0x690 [ 412.293951] ? lock_release+0x970/0x970 [ 412.297945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.302189] call_timer_fn+0x272/0x920 [ 412.306074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.310326] ? process_timeout+0x40/0x40 [ 412.314389] ? kasan_check_read+0x11/0x20 [ 412.318571] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.322980] ? trace_hardirqs_on+0x310/0x310 [ 412.327400] ? __run_timers+0x7da/0xc70 [ 412.331378] ? lock_downgrade+0x900/0x900 [ 412.335545] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.340648] ? trace_hardirqs_on+0xbd/0x310 [ 412.344964] ? kasan_check_read+0x11/0x20 [ 412.349109] ? __run_timers+0x7da/0xc70 [ 412.353092] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.358541] ? kasan_check_write+0x14/0x20 [ 412.362773] ? do_raw_spin_lock+0xc1/0x200 [ 412.367012] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.371247] __run_timers+0x7e5/0xc70 [ 412.375058] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 412.380437] ? lock_downgrade+0x900/0x900 [ 412.384585] ? finish_task_switch+0x1b5/0x900 [ 412.389094] ? trace_hardirqs_on+0xbd/0x310 [ 412.393418] ? kasan_check_read+0x11/0x20 [ 412.397570] ? finish_task_switch+0x1f5/0x900 [ 412.402066] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.407520] ? compat_start_thread+0x80/0x80 [ 412.411935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.417483] ? pvclock_read_flags+0x160/0x160 [ 412.421978] ? __switch_to_asm+0x34/0x70 [ 412.426050] ? __switch_to_asm+0x34/0x70 [ 412.430111] ? __switch_to_asm+0x40/0x70 [ 412.434167] ? __switch_to_asm+0x40/0x70 [ 412.438224] ? __switch_to_asm+0x34/0x70 [ 412.442286] ? __switch_to_asm+0x40/0x70 [ 412.446350] ? trace_hardirqs_on+0xbd/0x310 [ 412.450674] ? kvm_sched_clock_read+0x9/0x20 [ 412.455083] ? run_ksoftirqd+0x94/0x100 [ 412.459078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.464615] ? check_preemption_disabled+0x48/0x200 [ 412.469630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.475171] run_timer_softirq+0x52/0xb0 [ 412.479234] ? __this_cpu_preempt_check+0x1c/0x1f [ 412.484079] __do_softirq+0x30b/0xad8 [ 412.487889] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 412.492995] ? trace_hardirqs_off+0xb8/0x310 [ 412.497417] ? schedule+0x108/0x460 [ 412.501049] ? run_ksoftirqd+0x40/0x100 [ 412.505055] ? trace_hardirqs_off+0xb8/0x310 [ 412.509464] ? smpboot_thread_fn+0x68b/0xa00 [ 412.513876] ? trace_hardirqs_on+0x310/0x310 [ 412.518289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.523831] ? check_preemption_disabled+0x48/0x200 [ 412.528850] ? takeover_tasklets+0xa90/0xa90 [ 412.533260] run_ksoftirqd+0x94/0x100 [ 412.537059] smpboot_thread_fn+0x68b/0xa00 [ 412.541296] ? sort_range+0x30/0x30 [ 412.544927] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.550029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.555565] ? __kthread_parkme+0xfb/0x1a0 [ 412.559804] kthread+0x35a/0x420 [ 412.563173] ? sort_range+0x30/0x30 [ 412.566797] ? kthread_bind+0x40/0x40 [ 412.570598] ret_from_fork+0x3a/0x50 [ 412.574319] warn_alloc_show_mem: 1 callbacks suppressed [ 412.574332] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 412.574334] Mem-Info: [ 412.574364] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 412.574364] active_file:14 inactive_file:15 isolated_file:0 [ 412.574364] unevictable:0 dirty:0 writeback:0 unstable:0 [ 412.574364] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 412.574364] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 412.574364] free:13750 free_pcp:487 free_cma:0 [ 412.579708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.586985] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 412.589399] Call Trace: [ 412.622355] Node 0 [ 412.631698] [ 412.659412] 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 [ 412.661993] dump_stack+0x1c4/0x2b4 [ 412.664201] lowmem_reserve[]: [ 412.666395] ? dump_stack_print_info.cold.2+0x52/0x52 [ 412.691871] 0 [ 412.695502] warn_alloc.cold.119+0xb7/0x1bd [ 412.698578] 2819 [ 412.703787] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.705568] 6323 [ 412.709885] ? lock_downgrade+0x900/0x900 [ 412.711928] 6323 [ 412.716772] ? trace_hardirqs_off+0xb8/0x310 [ 412.722964] ? trace_hardirqs_off+0xb8/0x310 [ 412.725010] Node 0 [ 412.729433] __alloc_pages_slowpath+0x2667/0x2d80 [ 412.733838] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 412.736055] ? debug_object_activate+0x402/0x600 [ 412.740866] lowmem_reserve[]: [ 412.767583] ? warn_alloc+0x120/0x120 [ 412.772316] 0 [ 412.775437] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 412.779205] 0 [ 412.781012] ? warn_alloc+0x120/0x120 [ 412.786003] 3503 [ 412.787801] ? warn_alloc+0x120/0x120 [ 412.791582] 3503 [ 412.793640] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 412.799684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.799693] ? should_fail+0x22d/0xd01 [ 412.799702] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.799709] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.799716] ? should_fail+0x22d/0xd01 [ 412.799726] ? lock_downgrade+0x900/0x900 [ 412.799734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.799741] ? should_fail+0x22d/0xd01 [ 412.799750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.799759] ? mark_held_locks+0x130/0x130 [ 412.799767] ? mark_held_locks+0x130/0x130 [ 412.799775] ? update_stack_state+0x1a5/0x690 [ 412.799783] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.799792] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 412.799803] ? is_bpf_text_address+0xac/0x170 [ 412.799811] ? lock_downgrade+0x900/0x900 [ 412.799822] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 412.799830] ? kasan_check_read+0x11/0x20 [ 412.799839] __alloc_pages_nodemask+0xa80/0xde0 [ 412.799847] ? should_fail+0x22d/0xd01 [ 412.799856] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 412.799863] ? is_bpf_text_address+0xd3/0x170 [ 412.799879] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.799886] ? lock_downgrade+0x900/0x900 [ 412.799896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.799906] cache_grow_begin+0x91/0x8c0 [ 412.799916] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.799933] fallback_alloc+0x203/0x2e0 [ 412.799951] ____cache_alloc_node+0x1c7/0x1e0 [ 412.805125] Node 0 [ 412.810661] kmem_cache_alloc_node+0xe3/0x730 [ 412.814551] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 412.819626] __alloc_skb+0x119/0x770 [ 412.825134] lowmem_reserve[]: [ 412.829018] ? skb_scrub_packet+0x490/0x490 [ 412.833145] 0 [ 412.838246] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 412.842106] 0 [ 412.847219] ? queue_work_on+0x12c/0x1e0 [ 412.851431] 0 [ 412.855675] ? switchdev_port_obj_del+0xdc/0x450 [ 412.860144] 0 [ 412.865156] ? switchdev_trans_item_enqueue+0x260/0x260 [ 412.874391] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.878523] Node 0 [ 412.884317] __br_mdb_notify+0x4ff/0x15d0 [ 412.888440] DMA: [ 412.893108] ? __br_mdb_add+0x800/0x800 [ 412.896969] 1*4kB [ 412.901982] ? kasan_check_write+0x14/0x20 [ 412.906470] (U) [ 412.911134] ? do_raw_spin_lock+0xc1/0x200 [ 412.915259] 0*8kB [ 412.920793] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.924828] 0*16kB [ 412.929227] ? debug_object_assert_init+0x368/0x4b0 [ 412.933200] 1*32kB [ 412.937691] ? debug_object_init_on_stack+0x20/0x20 [ 412.939920] (U) [ 412.944434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.972767] 2*64kB (U) [ 412.976494] br_mdb_notify+0x310/0x410 [ 412.979577] 1*128kB [ 412.983888] ? br_mdb_dump+0x2530/0x2530 [ 412.985669] (U) [ 412.990247] br_multicast_del_pg+0x3df/0x790 [ 412.992043] 1*256kB (U) [ 412.996111] ? br_mdb_ip_get+0x940/0x940 [ 412.997894] 0*512kB [ 413.002642] ? kasan_check_write+0x14/0x20 [ 413.004419] 1*1024kB (U) [ 413.009787] ? do_raw_spin_lock+0xc1/0x200 [ 413.014776] 1*2048kB [ 413.017006] br_multicast_port_group_expired+0x189/0x1e0 [ 413.021131] (M) [ 413.023195] call_timer_fn+0x272/0x920 [ 413.027146] 3*4096kB [ 413.029301] ? br_multicast_del_pg+0x790/0x790 [ 413.033538] (M) [ 413.035519] ? process_timeout+0x40/0x40 [ 413.039729] = 15908kB [ 413.041871] ? trace_hardirqs_off+0xb8/0x310 [ 413.046952] Node 0 [ 413.049184] ? kasan_check_read+0x11/0x20 [ 413.054176] DMA32: [ 413.056425] ? do_raw_spin_unlock+0xa7/0x2f0 [ 413.061422] 5*4kB [ 413.063429] ? trace_hardirqs_on+0x310/0x310 [ 413.068940] (M) [ 413.071519] ? __run_timers+0x7da/0xc70 [ 413.075392] 1*8kB [ 413.077741] ? lock_downgrade+0x900/0x900 [ 413.081780] (M) [ 413.083755] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 413.088148] 3*16kB [ 413.090819] ? trace_hardirqs_on+0xbd/0x310 [ 413.094858] (M) [ 413.097175] ? kasan_check_read+0x11/0x20 [ 413.101401] 4*32kB [ 413.104163] ? __run_timers+0x7da/0xc70 [ 413.108375] (UM) [ 413.110791] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.116215] 5*64kB [ 413.118186] ? kasan_check_write+0x14/0x20 [ 413.122052] (M) [ 413.124463] ? do_raw_spin_lock+0xc1/0x200 [ 413.129020] 5*128kB [ 413.131008] ? br_multicast_del_pg+0x790/0x790 [ 413.135044] (UM) [ 413.137458] __run_timers+0x7e5/0xc70 [ 413.141841] 2*256kB [ 413.144080] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 413.148198] (M) 4*512kB [ 413.150448] ? lock_acquire+0x1ed/0x520 [ 413.154833] (UM) [ 413.156981] ? __hrtimer_run_queues+0x488/0x10d0 [ 413.161368] 3*1024kB [ 413.163348] ? lock_release+0x970/0x970 [ 413.167296] (UM) [ 413.169447] ? trace_hardirqs_off+0xb8/0x310 [ 413.173573] 3*2048kB [ 413.175547] ? do_raw_spin_unlock+0xa7/0x2f0 [ 413.180627] (M) [ 413.182861] ? kasan_check_write+0x14/0x20 [ 413.187159] 3*4096kB [ 413.189136] ? pvclock_read_flags+0x160/0x160 [ 413.193258] (M) [ 413.195489] ? lock_downgrade+0x900/0x900 [ 413.199443] = 25228kB [ 413.201507] ? trace_hardirqs_on+0xbd/0x310 [ 413.206934] Node 0 [ 413.209166] ? kvm_sched_clock_read+0x9/0x20 [ 413.213374] Normal: [ 413.215355] ? irq_exit+0x17f/0x1c0 [ 413.219568] 1316*4kB [ 413.221889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.226443] (ME) [ 413.228514] ? check_preemption_disabled+0x48/0x200 [ 413.232291] 462*8kB [ 413.234609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.239945] (UMEH) [ 413.242615] run_timer_softirq+0x52/0xb0 [ 413.246563] 167*16kB [ 413.248622] ? __this_cpu_preempt_check+0x1c/0x1f [ 413.253349] (UMEH) [ 413.255758] __do_softirq+0x30b/0xad8 [ 413.259706] 42*32kB [ 413.261791] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 413.266172] (UMEH) [ 413.268577] ? pvclock_read_flags+0x160/0x160 [ 413.272963] 4*64kB [ 413.274935] ? lapic_next_event+0x5a/0x90 [ 413.279147] (UH) [ 413.281557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.286030] 1*128kB [ 413.288010] ? clockevents_program_event+0x140/0x370 [ 413.292131] (U) [ 413.294537] ? kvm_clock_read+0x18/0x30 [ 413.298834] 0*256kB [ 413.301071] ? kvm_sched_clock_read+0x9/0x20 [ 413.305457] 1*512kB [ 413.307779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.311381] (U) [ 413.313800] ? check_preemption_disabled+0x48/0x200 [ 413.319311] 0*1024kB [ 413.321375] irq_exit+0x17f/0x1c0 [ 413.326378] 0*2048kB [ 413.328706] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.334220] 0*4096kB [ 413.336462] ? smp_call_function_single_interrupt+0x159/0x650 [ 413.340525] = 13872kB [ 413.342936] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.347763] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 413.349990] ? interrupt_entry+0xb5/0xf0 [ 413.353773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 413.356091] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.361172] 4244 total pagecache pages [ 413.363404] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.363430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.367897] 0 pages in swap cache [ 413.370142] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.374271] Swap cache stats: add 0, delete 0, find 0/0 [ 413.376327] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.381840] Free swap = 0kB [ 413.384163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.389242] Total swap = 0kB [ 413.391217] ? check_preemption_disabled+0x48/0x200 [ 413.395168] 1965979 pages RAM [ 413.397488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.401876] 0 pages HighMem/MovableOnly [ 413.404196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.409709] 342307 pages reserved [ 413.411681] apic_timer_interrupt+0xf/0x20 [ 413.416674] 0 pages cma reserved [ 413.419080] [ 413.422576] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 413.424935] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 413.429823] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.432159] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 413.438036] ksoftirqd/1 cpuset= [ 413.440445] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 [ 413.446311] / [ 413.455135] ORIG_RAX: ffffffffffffff13 [ 413.459183] mems_allowed=0 [ 413.467761] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 413.617397] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 413.624672] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 413.631949] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 413.639214] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 413.646540] ? trace_hardirqs_on+0xb4/0x310 [ 413.650882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.656440] skb_clone+0x1bb/0x500 [ 413.659984] ? finish_task_switch+0x2f5/0x900 [ 413.664483] ? skb_split+0x11e0/0x11e0 [ 413.668370] ? preempt_notifier_register+0x200/0x200 [ 413.673481] ? __switch_to_asm+0x34/0x70 [ 413.677543] ? __switch_to_asm+0x34/0x70 [ 413.681599] ? __switch_to_asm+0x40/0x70 [ 413.685684] ? __switch_to_asm+0x34/0x70 [ 413.689741] ? __switch_to_asm+0x40/0x70 [ 413.694292] ? __switch_to_asm+0x34/0x70 [ 413.698351] ? __switch_to_asm+0x40/0x70 [ 413.702425] ? __switch_to_asm+0x34/0x70 [ 413.706490] ? __switch_to_asm+0x34/0x70 [ 413.710548] ? __switch_to_asm+0x40/0x70 [ 413.714604] ? __switch_to_asm+0x34/0x70 [ 413.718671] bpf_clone_redirect+0xb9/0x490 [ 413.722915] ? __schedule+0x874/0x1ed0 [ 413.726807] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 413.731824] ? __sched_text_start+0x8/0x8 [ 413.735974] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.740733] ? retint_kernel+0x2d/0x2d [ 413.744632] ? lock_acquire+0x1ed/0x520 [ 413.748607] ? bpf_test_run+0x32e/0x5a0 [ 413.752584] ? lock_release+0x970/0x970 [ 413.756558] ? preempt_schedule+0x4d/0x60 [ 413.760707] ? preempt_schedule_common+0x1f/0xd0 [ 413.765462] ? preempt_schedule+0x4d/0x60 [ 413.769611] ? ___preempt_schedule+0x16/0x18 [ 413.774025] ? bpf_test_run+0x1c0/0x5a0 [ 413.778004] ? netlink_diag_dump+0x2a0/0x2a0 [ 413.782441] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.787977] ? bpf_test_init.isra.9+0x70/0x100 [ 413.792560] ? bpf_prog_test_run_skb+0x634/0xb40 [ 413.797322] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 413.802165] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.807699] ? fput+0x130/0x1a0 [ 413.810979] ? __bpf_prog_get+0x9b/0x290 [ 413.815044] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 413.819883] ? bpf_prog_test_run+0x130/0x1a0 [ 413.824322] ? __x64_sys_bpf+0x3d8/0x510 [ 413.828404] ? bpf_prog_get+0x20/0x20 [ 413.832223] ? do_syscall_64+0x1b9/0x820 [ 413.836296] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.841669] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.846597] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.851615] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.856631] ? recalc_sigpending_tsk+0x180/0x180 [ 413.861382] ? kasan_check_write+0x14/0x20 [ 413.865638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.870484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.875858] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62 [ 413.875990] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.882712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.893182] syz-executor0 cpuset= [ 413.902520] Call Trace: [ 413.902523] syz0 mems_allowed=0 [ 413.905978] dump_stack+0x1c4/0x2b4 [ 413.915431] ? dump_stack_print_info.cold.2+0x52/0x52 [ 413.920631] warn_alloc.cold.119+0xb7/0x1bd [ 413.924955] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.929801] ? lock_downgrade+0x900/0x900 [ 413.933975] ? trace_hardirqs_off+0xb8/0x310 [ 413.938394] ? trace_hardirqs_off+0xb8/0x310 [ 413.942813] __alloc_pages_slowpath+0x2667/0x2d80 [ 413.947681] ? warn_alloc+0x120/0x120 [ 413.951490] ? warn_alloc+0x120/0x120 [ 413.955292] ? warn_alloc+0x120/0x120 [ 413.959097] ? mark_held_locks+0x130/0x130 [ 413.963338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.968881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.974428] ? should_fail+0x22d/0xd01 [ 413.978319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.983421] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.988960] ? should_fail+0x22d/0xd01 [ 413.992854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.997956] ? should_fail+0x22d/0xd01 [ 414.001855] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.006961] ? mark_held_locks+0x130/0x130 [ 414.011198] ? mark_held_locks+0x130/0x130 [ 414.015440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.020992] ? trace_hardirqs_off+0xb8/0x310 [ 414.025404] ? kasan_check_read+0x11/0x20 [ 414.029552] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.033971] ? trace_hardirqs_on+0x310/0x310 [ 414.038379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.043931] ? wq_watchdog_touch+0x9c/0xfe [ 414.048174] ? io_serial_in+0x11/0x90 [ 414.051980] ? retint_kernel+0x2d/0x2d [ 414.055869] ? trace_hardirqs_on_caller+0xc0/0x310 [ 414.060798] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 414.065551] ? trace_hardirqs_off+0x310/0x310 [ 414.070043] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.075169] __alloc_pages_nodemask+0xa80/0xde0 [ 414.079846] ? should_fail+0x22d/0xd01 [ 414.083761] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 414.088806] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.093475] ? lock_downgrade+0x900/0x900 [ 414.097633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.103173] cache_grow_begin+0x91/0x8c0 [ 414.107233] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.111647] fallback_alloc+0x203/0x2e0 [ 414.115644] ____cache_alloc_node+0x1c7/0x1e0 [ 414.120147] kmem_cache_alloc_node+0xe3/0x730 [ 414.124643] ? ipv6_get_ifaddr+0x42e/0x620 [ 414.128885] __alloc_skb+0x119/0x770 [ 414.132609] ? skb_scrub_packet+0x490/0x490 [ 414.136932] ? lock_downgrade+0x900/0x900 [ 414.141086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.146655] ? refcount_sub_and_test_checked+0x203/0x310 [ 414.152123] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 414.157578] ? addrconf_rs_timer+0x690/0x690 [ 414.161997] ndisc_alloc_skb+0x144/0x340 [ 414.166063] ndisc_send_rs+0x331/0x6e0 [ 414.169953] addrconf_rs_timer+0x314/0x690 [ 414.174274] ? lock_release+0x970/0x970 [ 414.178252] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.182495] call_timer_fn+0x272/0x920 [ 414.186382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.190630] ? process_timeout+0x40/0x40 [ 414.194691] ? kasan_check_read+0x11/0x20 [ 414.198842] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.203250] ? trace_hardirqs_on+0x310/0x310 [ 414.207659] ? __run_timers+0x7da/0xc70 [ 414.211632] ? lock_downgrade+0x900/0x900 [ 414.215782] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.220890] ? trace_hardirqs_on+0xbd/0x310 [ 414.225212] ? kasan_check_read+0x11/0x20 [ 414.229363] ? __run_timers+0x7da/0xc70 [ 414.233344] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.238794] ? kasan_check_write+0x14/0x20 [ 414.243027] ? do_raw_spin_lock+0xc1/0x200 [ 414.247268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.251503] __run_timers+0x7e5/0xc70 [ 414.255313] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 414.260673] ? lock_downgrade+0x900/0x900 [ 414.264818] ? finish_task_switch+0x1b5/0x900 [ 414.269317] ? trace_hardirqs_on+0xbd/0x310 [ 414.273650] ? kasan_check_read+0x11/0x20 [ 414.277798] ? finish_task_switch+0x1f5/0x900 [ 414.282296] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.287745] ? compat_start_thread+0x80/0x80 [ 414.292154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.297706] ? pvclock_read_flags+0x160/0x160 [ 414.302198] ? __switch_to_asm+0x34/0x70 [ 414.306254] ? __switch_to_asm+0x34/0x70 [ 414.310308] ? __switch_to_asm+0x40/0x70 [ 414.314362] ? __switch_to_asm+0x40/0x70 [ 414.318440] ? __switch_to_asm+0x34/0x70 [ 414.322496] ? __switch_to_asm+0x40/0x70 [ 414.326559] ? trace_hardirqs_on+0xbd/0x310 [ 414.330879] ? kvm_sched_clock_read+0x9/0x20 [ 414.335294] ? run_ksoftirqd+0x94/0x100 [ 414.339268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.344805] ? check_preemption_disabled+0x48/0x200 [ 414.349827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.355412] run_timer_softirq+0x52/0xb0 [ 414.359480] ? __this_cpu_preempt_check+0x1c/0x1f [ 414.364339] __do_softirq+0x30b/0xad8 [ 414.368147] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 414.373248] ? trace_hardirqs_off+0xb8/0x310 [ 414.377667] ? schedule+0x108/0x460 [ 414.381300] ? run_ksoftirqd+0x40/0x100 [ 414.385279] ? trace_hardirqs_off+0xb8/0x310 [ 414.389722] ? smpboot_thread_fn+0x68b/0xa00 [ 414.394222] ? trace_hardirqs_on+0x310/0x310 [ 414.398636] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.404179] ? check_preemption_disabled+0x48/0x200 [ 414.409199] ? takeover_tasklets+0xa90/0xa90 [ 414.413614] run_ksoftirqd+0x94/0x100 [ 414.417426] smpboot_thread_fn+0x68b/0xa00 [ 414.421662] ? sort_range+0x30/0x30 [ 414.425288] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.430400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.435944] ? __kthread_parkme+0xfb/0x1a0 [ 414.440181] kthread+0x35a/0x420 [ 414.443546] ? sort_range+0x30/0x30 [ 414.447169] ? kthread_bind+0x40/0x40 [ 414.450971] ret_from_fork+0x3a/0x50 [ 414.454692] warn_alloc_show_mem: 1 callbacks suppressed [ 414.454705] CPU: 0 PID: 21114 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #62 [ 414.454707] Mem-Info: [ 414.454737] active_anon:51374 inactive_anon:112 isolated_anon:0 [ 414.454737] active_file:14 inactive_file:15 isolated_file:0 [ 414.454737] unevictable:0 dirty:0 writeback:0 unstable:0 [ 414.454737] slab_reclaimable:9561 slab_unreclaimable:1473969 [ 414.454737] mapped:32770 shmem:4215 pagetables:538 bounce:0 [ 414.454737] free:13750 free_pcp:487 free_cma:0 [ 414.460091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.467377] Node 0 active_anon:205496kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131080kB dirty:0kB writeback:0kB shmem:16860kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 174080kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 414.469776] Call Trace: [ 414.502729] Node 0 [ 414.512073] [ 414.539755] 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 [ 414.542318] dump_stack+0x1c4/0x2b4 [ 414.544528] lowmem_reserve[]: [ 414.546676] ? dump_stack_print_info.cold.2+0x52/0x52 [ 414.572151] 0 [ 414.575780] warn_alloc.cold.119+0xb7/0x1bd [ 414.578856] 2819 [ 414.584039] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.585829] 6323 [ 414.590147] ? lock_downgrade+0x900/0x900 [ 414.592190] 6323 [ 414.597036] ? trace_hardirqs_off+0xb8/0x310 [ 414.603235] ? trace_hardirqs_off+0xb8/0x310 [ 414.605282] Node 0 [ 414.609686] __alloc_pages_slowpath+0x2667/0x2d80 [ 414.614105] DMA32 free:25228kB min:30060kB low:37572kB high:45084kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 414.616321] ? debug_object_activate+0x402/0x600 [ 414.621131] lowmem_reserve[]: [ 414.647845] ? warn_alloc+0x120/0x120 [ 414.652583] 0 [ 414.655684] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 414.659470] 0 [ 414.661268] ? warn_alloc+0x120/0x120 [ 414.666259] 3503 [ 414.668057] ? warn_alloc+0x120/0x120 [ 414.671834] 3503 [ 414.673894] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 414.679726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.684905] Node 0 [ 414.690447] ? should_fail+0x22d/0xd01 [ 414.690478] Normal free:13864kB min:37352kB low:46688kB high:56024kB active_anon:205492kB inactive_anon:448kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5248kB pagetables:2152kB bounce:0kB free_pcp:1700kB local_pcp:580kB free_cma:0kB [ 414.690486] lowmem_reserve[]: [ 414.692719] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.696582] 0 [ 414.724949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.728030] 0 [ 414.733145] ? should_fail+0x22d/0xd01 [ 414.734930] 0 [ 414.740497] ? lock_downgrade+0x900/0x900 [ 414.742278] 0 [ 414.746160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.752102] ? should_fail+0x22d/0xd01 [ 414.753884] Node 0 [ 414.758981] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.762842] DMA: [ 414.765073] ? mark_held_locks+0x130/0x130 [ 414.770153] 1*4kB [ 414.772211] ? mark_held_locks+0x130/0x130 [ 414.776418] (U) 0*8kB [ 414.778577] ? update_stack_state+0x1a5/0x690 [ 414.782789] 0*16kB [ 414.785285] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.789756] 1*32kB [ 414.791998] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 414.796992] (U) [ 414.799232] ? is_bpf_text_address+0xac/0x170 [ 414.804569] 2*64kB (U) [ 414.806554] ? lock_downgrade+0x900/0x900 [ 414.811020] 1*128kB (U) [ 414.813615] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 414.817738] 1*256kB [ 414.820410] ? kasan_check_read+0x11/0x20 [ 414.826189] (U) [ 414.828514] __alloc_pages_nodemask+0xa80/0xde0 [ 414.832639] 0*512kB [ 414.834609] ? should_fail+0x22d/0xd01 [ 414.839256] 1*1024kB [ 414.841591] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 414.845456] (U) [ 414.847871] ? is_bpf_text_address+0xd3/0x170 [ 414.852865] 1*2048kB [ 414.854856] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.859316] (M) [ 414.861722] ? lock_downgrade+0x900/0x900 [ 414.866370] 3*4096kB [ 414.868353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.872478] (M) [ 414.874887] cache_grow_begin+0x91/0x8c0 [ 414.880401] = 15908kB [ 414.880410] Node 0 [ 414.882400] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.886434] DMA32: [ 414.888840] fallback_alloc+0x203/0x2e0 [ 414.891056] 5*4kB [ 414.895460] ____cache_alloc_node+0x1c7/0x1e0 [ 414.897678] (M) [ 414.901648] kmem_cache_alloc_node+0xe3/0x730 [ 414.903774] 1*8kB [ 414.908274] __alloc_skb+0x119/0x770 [ 414.910223] (M) [ 414.914713] ? skb_scrub_packet+0x490/0x490 [ 414.916842] 3*16kB [ 414.920551] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 414.922504] (M) [ 414.926821] ? queue_work_on+0x12c/0x1e0 [ 414.929039] 4*32kB [ 414.933614] ? switchdev_port_obj_del+0xdc/0x450 [ 414.935566] (UM) [ 414.939625] ? switchdev_trans_item_enqueue+0x260/0x260 [ 414.941844] 5*64kB [ 414.946594] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.948635] (M) [ 414.953994] __br_mdb_notify+0x4ff/0x15d0 [ 414.956211] 5*128kB [ 414.961224] ? __br_mdb_add+0x800/0x800 [ 414.963176] (UM) [ 414.967325] ? kasan_check_write+0x14/0x20 [ 414.969630] 2*256kB [ 414.973599] ? do_raw_spin_lock+0xc1/0x200 [ 414.975639] (M) [ 414.979870] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.982173] 4*512kB [ 414.986420] ? debug_object_assert_init+0x368/0x4b0 [ 414.988371] (UM) [ 414.993479] ? debug_object_init_on_stack+0x20/0x20 [ 414.995780] 3*1024kB [ 415.000789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.002832] (UM) [ 415.007845] br_mdb_notify+0x310/0x410 [ 415.010232] 3*2048kB [ 415.015761] ? br_mdb_dump+0x2530/0x2530 [ 415.017806] (M) [ 415.021704] br_multicast_del_pg+0x3df/0x790 [ 415.024086] 3*4096kB [ 415.028139] ? br_mdb_ip_get+0x940/0x940 [ 415.030091] (M) [ 415.034505] ? kasan_check_write+0x14/0x20 [ 415.036896] = 25228kB [ 415.040952] ? do_raw_spin_lock+0xc1/0x200 [ 415.042903] Node 0 [ 415.047133] br_multicast_port_group_expired+0x189/0x1e0 [ 415.049524] Normal: [ 415.053764] call_timer_fn+0x272/0x920 [ 415.055996] 1316*4kB [ 415.061447] ? br_multicast_del_pg+0x790/0x790 [ 415.063773] (ME) [ 415.067657] ? process_timeout+0x40/0x40 [ 415.070047] 462*8kB [ 415.074621] ? trace_hardirqs_off+0xb8/0x310 [ 415.076662] (UMEH) [ 415.080728] ? kasan_check_read+0x11/0x20 [ 415.083031] 167*16kB [ 415.087445] ? do_raw_spin_unlock+0xa7/0x2f0 [ 415.089658] (UMEH) [ 415.093798] ? trace_hardirqs_on+0x310/0x310 [ 415.096184] 42*32kB [ 415.100591] ? __run_timers+0x7da/0xc70 [ 415.102808] (UMEH) [ 415.107213] ? lock_downgrade+0x900/0x900 [ 415.109520] 4*64kB [ 415.113492] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 415.115703] (UH) [ 415.119847] ? trace_hardirqs_on+0xbd/0x310 [ 415.122066] 1*128kB [ 415.127158] ? kasan_check_read+0x11/0x20 [ 415.129202] (U) [ 415.133523] ? __run_timers+0x7da/0xc70 [ 415.135827] 0*256kB [ 415.139967] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 415.141927] 1*512kB [ 415.145897] ? kasan_check_write+0x14/0x20 [ 415.148206] (U) [ 415.153649] ? do_raw_spin_lock+0xc1/0x200 [ 415.155952] 0*1024kB [ 415.160190] ? br_multicast_del_pg+0x790/0x790 [ 415.162147] 0*2048kB [ 415.166431] __run_timers+0x7e5/0xc70 [ 415.168842] 0*4096kB [ 415.173435] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 415.175813] = 13872kB [ 415.179605] ? lock_acquire+0x1ed/0x520 [ 415.182002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 415.187352] ? __hrtimer_run_queues+0x488/0x10d0 [ 415.189744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 415.193708] ? lock_release+0x970/0x970 [ 415.202533] 4244 total pagecache pages [ 415.207286] ? trace_hardirqs_off+0xb8/0x310 [ 415.215837] 0 pages in swap cache [ 415.219837] ? do_raw_spin_unlock+0xa7/0x2f0 [ 415.223704] Swap cache stats: add 0, delete 0, find 0/0 [ 415.228124] ? kasan_check_write+0x14/0x20 [ 415.231557] Free swap = 0kB [ 415.235980] ? pvclock_read_flags+0x160/0x160 [ 415.241349] Total swap = 0kB [ 415.245598] ? lock_downgrade+0x900/0x900 [ 415.248603] 1965979 pages RAM [ 415.253097] ? trace_hardirqs_on+0xbd/0x310 [ 415.256106] 0 pages HighMem/MovableOnly [ 415.260248] ? kvm_sched_clock_read+0x9/0x20 [ 415.263330] 342307 pages reserved [ 415.267647] ? irq_exit+0x17f/0x1c0 [ 415.271602] 0 pages cma reserved [ 415.276007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.279490] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.283057] ? check_preemption_disabled+0x48/0x200 [ 415.286479] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.291951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.298424] ksoftirqd/1 cpuset= [ 415.303440] run_timer_softirq+0x52/0xb0 [ 415.313730] / [ 415.319275] ? __this_cpu_preempt_check+0x1c/0x1f [ 415.322537] mems_allowed=0 [ 415.326596] __do_softirq+0x30b/0xad8 [ 415.339839] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 415.344958] ? pvclock_read_flags+0x160/0x160 [ 415.349453] ? lapic_next_event+0x5a/0x90 [ 415.353601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.359140] ? clockevents_program_event+0x140/0x370 [ 415.364244] ? kvm_clock_read+0x18/0x30 [ 415.368216] ? kvm_sched_clock_read+0x9/0x20 [ 415.372629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.378168] ? check_preemption_disabled+0x48/0x200 [ 415.383190] irq_exit+0x17f/0x1c0 [ 415.386649] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.391489] ? smp_call_function_single_interrupt+0x159/0x650 [ 415.397377] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.403278] ? interrupt_entry+0xb5/0xf0 [ 415.407340] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.412354] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.417381] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.422245] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.427262] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.432276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.437813] ? check_preemption_disabled+0x48/0x200 [ 415.442830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.448374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.453242] apic_timer_interrupt+0xf/0x20 [ 415.457469] [ 415.459707] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 415.464639] Code: 7e 0f 85 cf fe ff ff e8 06 c1 3e ff e9 c5 fe ff ff e8 5d 04 c3 ff 48 83 3d 3d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 415.483535] RSP: 0000:ffff88019afff748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 415.491241] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000205d000 [ 415.498507] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 415.505786] RBP: ffff88019afff7b0 R08: ffff8801c7ff6200 R09: fffffbfff12811f4 [ 415.513052] R10: ffff88019affe390 R11: ffffffff89408fa3 R12: 0000000000000000 [ 415.520316] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 415.527599] ? trace_hardirqs_on+0xb4/0x310 [ 415.531942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.537503] skb_clone+0x1bb/0x500 [ 415.541051] ? finish_task_switch+0x2f5/0x900 [ 415.545548] ? skb_split+0x11e0/0x11e0 [ 415.549454] ? preempt_notifier_register+0x200/0x200 [ 415.554559] ? __switch_to_asm+0x34/0x70 [ 415.558636] ? __switch_to_asm+0x34/0x70 [ 415.562694] ? __switch_to_asm+0x40/0x70 [ 415.566750] ? __switch_to_asm+0x34/0x70 [ 415.570805] ? __switch_to_asm+0x40/0x70 [ 415.574863] ? __switch_to_asm+0x34/0x70 [ 415.578921] ? __switch_to_asm+0x40/0x70 [ 415.582978] ? __switch_to_asm+0x34/0x70 [ 415.587048] ? __switch_to_asm+0x34/0x70 [ 415.591114] ? __switch_to_asm+0x40/0x70 [ 415.595176] ? __switch_to_asm+0x34/0x70 [ 415.599251] bpf_clone_redirect+0xb9/0x490 [ 415.603488] ? __schedule+0x874/0x1ed0 [ 415.607377] bpf_prog_bebbfe2050753572+0x66c/0x1000 [ 415.612425] ? __sched_text_start+0x8/0x8 [ 415.616585] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 415.621351] ? retint_kernel+0x2d/0x2d [ 415.625266] ? lock_acquire+0x1ed/0x520 [ 415.629236] ? bpf_test_run+0x32e/0x5a0 [ 415.633213] ? lock_release+0x970/0x970 [ 415.637189] ? preempt_schedule+0x4d/0x60 [ 415.641342] ? preempt_schedule_common+0x1f/0xd0 [ 415.646100] ? preempt_schedule+0x4d/0x60 [ 415.650248] ? ___preempt_schedule+0x16/0x18 [ 415.654657] ? bpf_test_run+0x1c0/0x5a0 [ 415.658637] ? netlink_diag_dump+0x2a0/0x2a0 [ 415.663049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.668581] ? bpf_test_init.isra.9+0x70/0x100 [ 415.673167] ? bpf_prog_test_run_skb+0x634/0xb40 [ 415.677925] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 415.682768] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.688301] ? fput+0x130/0x1a0 [ 415.691579] ? __bpf_prog_get+0x9b/0x290 [ 415.696114] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 415.700955] ? bpf_prog_test_run+0x130/0x1a0 [ 415.705370] ? __x64_sys_bpf+0x3d8/0x510 [ 415.709446] ? bpf_prog_get+0x20/0x20 [ 415.713258] ? do_syscall_64+0x1b9/0x820 [ 415.717318] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.722697] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.727627] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.732641] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 415.737659] ? recalc_sigpending_tsk+0x180/0x180 [ 415.742432] ? kasan_check_write+0x14/0x20 [ 415.746689] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.751537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.756919] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc5+ #62