mp4+0x16/0x20 [ 388.850937] ? check_preemption_disabled+0x48/0x200 [ 388.856013] irq_exit+0x17f/0x1c0 [ 388.859495] smp_apic_timer_interrupt+0x1cb/0x760 [ 388.864357] ? smp_reschedule_interrupt+0x109/0x650 [ 388.869401] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.875310] ? interrupt_entry+0xb5/0xf0 [ 388.879391] ? trace_hardirqs_off_caller+0xbb/0x300 [ 388.884425] ? trace_hardirqs_off_caller+0xbb/0x300 [ 388.889471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.894342] ? trace_hardirqs_off+0x300/0x300 [ 388.898868] ? trace_hardirqs_off+0x300/0x300 [ 388.903393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.908956] ? check_preemption_disabled+0x48/0x200 [ 388.914025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.918906] apic_timer_interrupt+0xf/0x20 [ 388.923152] [ 388.925401] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 388.930339] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 388.949254] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 388.957464] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 388.964743] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 388.972016] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 388.979288] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 388.986565] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 388.993901] skb_clone+0x1bb/0x500 [ 388.997451] ? skb_split+0x11e0/0x11e0 [ 389.001349] ? preempt_notifier_register+0x200/0x200 [ 389.006456] ? __switch_to_asm+0x34/0x70 [ 389.010528] ? __switch_to_asm+0x34/0x70 [ 389.014626] ? lockdep_hardirqs_on+0x421/0x5c0 [ 389.019231] bpf_clone_redirect+0xb9/0x490 [ 389.023475] ? trace_hardirqs_off_caller+0x300/0x300 [ 389.028600] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 389.033642] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 389.038422] ? find_held_lock+0x36/0x1c0 [ 389.042498] ? lock_acquire+0x1ed/0x520 [ 389.046477] ? bpf_test_run+0x32e/0x5a0 [ 389.050463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.056019] ? check_preemption_disabled+0x48/0x200 [ 389.061054] ? kasan_check_read+0x11/0x20 [ 389.065216] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 389.070504] ? rcu_bh_qs+0xc0/0xc0 [ 389.074086] ? bpf_test_run+0x1c0/0x5a0 [ 389.078085] ? netlink_diag_dump+0x2a0/0x2a0 [ 389.082511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.088052] ? bpf_test_init.isra.9+0x70/0x100 [ 389.092644] ? bpf_prog_test_run_skb+0x634/0xb40 [ 389.097413] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 389.102257] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 389.107795] ? fput+0x130/0x1a0 [ 389.111088] ? __bpf_prog_get+0x9b/0x290 [ 389.115167] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 389.120021] ? bpf_prog_test_run+0x130/0x1a0 [ 389.124444] ? __x64_sys_bpf+0x3d8/0x510 [ 389.128515] ? bpf_prog_get+0x20/0x20 [ 389.132345] ? do_syscall_64+0x1b9/0x820 [ 389.136414] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 389.141795] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.146751] ? trace_hardirqs_off+0x300/0x300 [ 389.151259] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 389.156281] ? recalc_sigpending_tsk+0x180/0x180 [ 389.161048] ? kasan_check_write+0x14/0x20 [ 389.165300] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.170164] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.175553] warn_alloc_show_mem: 1 callbacks suppressed [ 389.175565] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 389.175567] Mem-Info: [ 389.175601] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 389.175601] active_file:18 inactive_file:16 isolated_file:0 [ 389.175601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 389.175601] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 389.175601] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 389.175601] free:13623 free_pcp:186 free_cma:0 [ 389.180951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.180961] Call Trace: [ 389.187914] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 389.190322] [ 389.223201] Node 0 [ 389.232576] dump_stack+0x1c4/0x2b4 [ 389.235168] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 389.262862] ? dump_stack_print_info.cold.2+0x52/0x52 [ 389.265002] lowmem_reserve[]: [ 389.267275] warn_alloc.cold.118+0xb7/0x1bd [ 389.270859] 0 [ 389.296377] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.301550] 2815 6318 [ 389.304682] ? lock_downgrade+0x900/0x900 [ 389.308977] 6318 [ 389.310811] ? trace_hardirqs_off+0xb8/0x300 [ 389.315626] Node 0 [ 389.318141] ? trace_hardirqs_off+0xb8/0x300 [ 389.322310] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 389.324369] __alloc_pages_slowpath+0x2667/0x2d80 [ 389.328747] lowmem_reserve[]: [ 389.331034] ? warn_alloc+0x120/0x120 [ 389.335386] 0 0 [ 389.361966] ? __lock_acquire+0x7ec/0x4ec0 [ 389.366795] 3503 3503 [ 389.369934] ? warn_alloc+0x120/0x120 [ 389.373724] Node 0 [ 389.375713] ? print_usage_bug+0xc0/0xc0 [ 389.379959] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 389.382441] ? warn_alloc+0x120/0x120 [ 389.386217] lowmem_reserve[]: 0 [ 389.388480] ? print_usage_bug+0xc0/0xc0 [ 389.392525] 0 0 [ 389.420927] ? mark_held_locks+0x130/0x130 [ 389.424718] 0 [ 389.428029] ? mark_held_locks+0x130/0x130 [ 389.432107] Node 0 [ 389.434100] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.438328] DMA: [ 389.440142] ? should_fail+0x22d/0xd01 [ 389.444358] 1*4kB [ 389.446614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.452125] (U) 0*8kB [ 389.454219] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.458083] 0*16kB 1*32kB [ 389.460258] ? __lock_acquire+0x7ec/0x4ec0 [ 389.465772] (U) 2*64kB [ 389.468300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.473377] (U) 1*128kB [ 389.476253] ? should_fail+0x22d/0xd01 [ 389.480472] (U) [ 389.483081] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 389.488186] 1*256kB (U) [ 389.490893] ? mark_held_locks+0x130/0x130 [ 389.494763] 0*512kB [ 389.496751] ? mark_held_locks+0x130/0x130 [ 389.502267] 1*1024kB (U) [ 389.504974] ? graph_lock+0x170/0x170 [ 389.509193] 1*2048kB (M) [ 389.511544] ? graph_lock+0x170/0x170 [ 389.515767] 3*4096kB [ 389.518540] ? print_usage_bug+0xc0/0xc0 [ 389.522851] (M) [ 389.525625] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.529415] = 15908kB [ 389.529426] Node 0 [ 389.531869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.535909] DMA32: 4*4kB [ 389.537921] ? check_preemption_disabled+0x48/0x200 [ 389.542323] (UM) 3*8kB [ 389.544771] ? check_preemption_disabled+0x48/0x200 [ 389.546984] (UM) 1*16kB [ 389.552557] ? __lock_is_held+0xb5/0x140 [ 389.555295] (M) [ 389.560326] __alloc_pages_nodemask+0xa80/0xde0 [ 389.562887] 2*32kB [ 389.567909] ? graph_lock+0x170/0x170 [ 389.570562] (UM) [ 389.574722] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 389.576673] 2*64kB (M) [ 389.581362] ? graph_lock+0x170/0x170 [ 389.583625] 4*128kB [ 389.587448] ? find_held_lock+0x36/0x1c0 [ 389.589482] (UM) [ 389.594517] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.597081] 2*256kB [ 389.600888] ? lock_downgrade+0x900/0x900 [ 389.603190] (M) [ 389.607264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.609304] 4*512kB [ 389.613995] cache_grow_begin+0x91/0x8c0 [ 389.616296] (UM) [ 389.620453] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.622409] 3*1024kB [ 389.629633] fallback_alloc+0x203/0x2e0 [ 389.631929] (M) 3*2048kB [ 389.636020] ____cache_alloc_node+0x1c7/0x1e0 [ 389.638056] (M) [ 389.642479] kmem_cache_alloc_node+0xe3/0x730 [ 389.644860] 3*4096kB (M) [ 389.648866] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 389.651600] = 24824kB [ 389.651613] Node 0 [ 389.656126] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 389.656150] __alloc_skb+0x119/0x770 [ 389.658110] Normal: [ 389.662620] ? calc_wheel_index+0x220/0x220 [ 389.665351] 2044*4kB [ 389.670467] ? skb_scrub_packet+0x490/0x490 [ 389.672851] (UMEH) 226*8kB [ 389.675110] ? vprintk_default+0x28/0x30 [ 389.679754] (UMEH) 46*16kB [ 389.683496] ? vprintk_func+0x85/0x181 [ 389.685797] (UME) [ 389.690138] ? printk+0xa7/0xcf [ 389.692533] 27*32kB [ 389.696872] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 389.699777] (UME) 10*64kB [ 389.703867] new_skb+0x26/0x1c0 [ 389.706768] (UME) 4*128kB [ 389.710678] aoecmd_cfg+0x279/0x7f0 [ 389.712810] (UM) [ 389.716108] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 389.718419] 0*256kB 2*512kB [ 389.723202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.726019] (U) 0*1024kB [ 389.729319] ? check_preemption_disabled+0x48/0x200 [ 389.732139] 0*2048kB 0*4096kB [ 389.735795] ? check_preemption_disabled+0x48/0x200 [ 389.737844] = 13760kB [ 389.742187] ? __lock_is_held+0xb5/0x140 [ 389.745188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.745203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.750759] discover_timer+0x50/0x60 [ 389.753495] 413 total pagecache pages [ 389.758522] call_timer_fn+0x272/0x920 [ 389.761696] 0 pages in swap cache [ 389.766710] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 389.769104] Swap cache stats: add 0, delete 0, find 0/0 [ 389.769114] Free swap = 0kB [ 389.773182] ? process_timeout+0x40/0x40 [ 389.782000] Total swap = 0kB [ 389.782012] 1965979 pages RAM [ 389.790611] ? find_held_lock+0x36/0x1c0 [ 389.794388] 0 pages HighMem/MovableOnly [ 389.798198] ? mark_held_locks+0xc7/0x130 [ 389.802060] 343323 pages reserved [ 389.805521] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.810339] 0 pages cma reserved [ 389.810415] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.815732] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.815745] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 389.815759] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 389.815775] ? trace_hardirqs_on+0xbd/0x310 [ 389.815791] ? kasan_check_read+0x11/0x20 [ 389.818878] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.822880] ? __run_timers+0x7da/0xc70 [ 389.825881] syz-executor3 cpuset= [ 389.828997] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.833030] syz3 [ 389.837042] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 389.841162] mems_allowed=0 [ 389.844623] __run_timers+0x7e5/0xc70 [ 389.918130] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 389.923520] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 389.928553] ? graph_lock+0x170/0x170 [ 389.932367] ? print_usage_bug+0xc0/0xc0 [ 389.936432] ? lock_release+0x970/0x970 [ 389.940415] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 389.945630] ? find_held_lock+0x36/0x1c0 [ 389.949704] ? graph_lock+0x170/0x170 [ 389.953513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.959080] ? check_preemption_disabled+0x48/0x200 [ 389.964119] ? __lock_is_held+0xb5/0x140 [ 389.968188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.973726] ? check_preemption_disabled+0x48/0x200 [ 389.978763] run_timer_softirq+0x52/0xb0 [ 389.982840] ? rcu_read_lock_sched_held+0x108/0x120 [ 389.987875] __do_softirq+0x30b/0xad8 [ 389.991692] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 389.996811] ? pvclock_read_flags+0x160/0x160 [ 390.001327] ? lapic_next_event+0x5a/0x90 [ 390.005482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.011028] ? check_preemption_disabled+0x48/0x200 [ 390.016051] ? check_preemption_disabled+0x48/0x200 [ 390.021083] ? kvm_clock_read+0x18/0x30 [ 390.025070] ? kvm_sched_clock_read+0x9/0x20 [ 390.029491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.035037] ? check_preemption_disabled+0x48/0x200 [ 390.040074] irq_exit+0x17f/0x1c0 [ 390.043539] smp_apic_timer_interrupt+0x1cb/0x760 [ 390.048386] ? smp_reschedule_interrupt+0x109/0x650 [ 390.053412] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.059859] ? interrupt_entry+0xb5/0xf0 [ 390.063934] ? trace_hardirqs_off_caller+0xbb/0x300 [ 390.068954] ? trace_hardirqs_off_caller+0xbb/0x300 [ 390.073992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.078863] ? trace_hardirqs_off+0x300/0x300 [ 390.083390] ? trace_hardirqs_off+0x300/0x300 [ 390.087916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.093472] ? check_preemption_disabled+0x48/0x200 [ 390.098503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.104072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.108969] apic_timer_interrupt+0xf/0x20 [ 390.113211] [ 390.115465] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 390.121195] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 390.140220] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 390.147947] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 390.155225] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 390.162500] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 390.169775] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 390.177059] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 390.184376] cgroup_file_notify+0x226/0x2f0 [ 390.188716] ? cgroup_procs_write_finish+0xf0/0xf0 [ 390.193658] ? print_usage_bug+0xc0/0xc0 [ 390.197737] ? find_held_lock+0x36/0x1c0 [ 390.201807] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.207371] shrink_node+0x5e1/0x16b0 [ 390.211185] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 390.216500] ? shrink_node_memcg+0x18e0/0x18e0 [ 390.221099] ? kvm_clock_read+0x18/0x30 [ 390.225087] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 390.230116] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 390.234622] ? kasan_check_write+0x14/0x20 [ 390.238867] ? do_raw_spin_lock+0xc1/0x200 [ 390.243111] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 390.248657] ? __cpuset_node_allowed+0x19b/0x660 [ 390.253428] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 390.259145] ? delayacct_end+0x5a/0x100 [ 390.263140] do_try_to_free_pages+0x3e7/0x1290 [ 390.267747] ? shrink_node+0x16b0/0x16b0 [ 390.271827] ? __lock_is_held+0xb5/0x140 [ 390.275913] try_to_free_pages+0x4d0/0xb90 [ 390.280163] ? do_try_to_free_pages+0x1290/0x1290 [ 390.285017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.290574] ? lock_acquire+0x1ed/0x520 [ 390.294567] ? set_page_refcounted+0x280/0x280 [ 390.299167] ? lock_release+0x970/0x970 [ 390.303150] ? ___might_sleep+0x1ed/0x300 [ 390.307306] ? arch_local_save_flags+0x40/0x40 [ 390.311909] __alloc_pages_slowpath+0x993/0x2d80 [ 390.316703] ? warn_alloc+0x120/0x120 [ 390.320509] ? __radix_tree_lookup+0x4c0/0x4c0 [ 390.325110] ? find_get_entry+0x2f2/0xc40 [ 390.329279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.334841] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 390.339782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.345328] ? should_fail+0x22d/0xd01 [ 390.349232] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.354366] ? __lock_is_held+0xb5/0x140 [ 390.358468] ? __lock_is_held+0xb5/0x140 [ 390.362549] ? __lock_acquire+0x7ec/0x4ec0 [ 390.366830] ? ___might_sleep+0x1ed/0x300 [ 390.370993] ? lock_release+0x970/0x970 [ 390.374983] ? arch_local_save_flags+0x40/0x40 [ 390.379591] ? __might_sleep+0x95/0x190 [ 390.383589] __alloc_pages_nodemask+0xa80/0xde0 [ 390.388287] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 390.393330] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 390.399139] ? kasan_check_read+0x11/0x20 [ 390.403297] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.408593] ? graph_lock+0x170/0x170 [ 390.412412] ? print_usage_bug+0xc0/0xc0 [ 390.416485] ? graph_lock+0x170/0x170 [ 390.420300] ? graph_lock+0x170/0x170 [ 390.424119] ? __do_page_cache_readahead+0x7ce/0x980 [ 390.429261] ? find_held_lock+0x36/0x1c0 [ 390.433339] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 390.438893] alloc_pages_current+0x10c/0x210 [ 390.443310] ? lock_downgrade+0x900/0x900 [ 390.447472] __page_cache_alloc+0x38f/0x5b0 [ 390.451806] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 390.457620] ? kasan_check_read+0x11/0x20 [ 390.461788] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.467112] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 390.471796] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.477352] ? check_preemption_disabled+0x48/0x200 [ 390.482394] filemap_fault+0x1594/0x25f0 [ 390.486501] ? __lock_page_or_retry+0xa00/0xa00 [ 390.491181] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 390.496988] ? kasan_check_read+0x11/0x20 [ 390.501159] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.506450] ? rcu_bh_qs+0xc0/0xc0 [ 390.510011] ? print_usage_bug+0xc0/0xc0 [ 390.514088] ? filemap_map_pages+0xdea/0x1980 [ 390.518596] ? print_usage_bug+0xc0/0xc0 [ 390.522684] ? find_get_pages_range_tag+0x1320/0x1320 [ 390.527885] ? print_usage_bug+0xc0/0xc0 [ 390.531949] ? __lock_acquire+0x7ec/0x4ec0 [ 390.536188] ? graph_lock+0x170/0x170 [ 390.539997] ? __sigqueue_free.part.27+0x7d/0xa0 [ 390.544763] ? __lock_acquire+0x7ec/0x4ec0 [ 390.549021] ? lock_acquire+0x1ed/0x520 [ 390.553000] ? ext4_filemap_fault+0x7a/0xad [ 390.557335] ? lock_release+0x970/0x970 [ 390.561317] ? arch_local_save_flags+0x40/0x40 [ 390.565932] ? mark_held_locks+0x130/0x130 [ 390.570190] ? down_read+0xb0/0x1d0 [ 390.573832] ? ext4_filemap_fault+0x7a/0xad [ 390.578165] ? __down_interruptible+0x700/0x700 [ 390.582851] ? graph_lock+0x170/0x170 [ 390.586660] ? __sigqueue_free.part.27+0x7d/0xa0 [ 390.591436] ext4_filemap_fault+0x82/0xad [ 390.595594] __do_fault+0x100/0x6b0 [ 390.599235] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.604524] ? print_bad_pte+0x6c0/0x6c0 [ 390.608593] ? pmd_val+0x88/0x100 [ 390.612060] ? add_mm_counter_fast+0xd0/0xd0 [ 390.616471] ? pmd_val+0x88/0x100 [ 390.619931] ? add_mm_counter_fast+0xd0/0xd0 [ 390.624349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.629896] __handle_mm_fault+0x3709/0x53e0 [ 390.634319] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 390.639166] ? graph_lock+0x170/0x170 [ 390.642972] ? print_usage_bug+0xc0/0xc0 [ 390.647037] ? graph_lock+0x170/0x170 [ 390.650853] ? graph_lock+0x170/0x170 [ 390.654684] ? handle_mm_fault+0x42a/0xc70 [ 390.658933] ? lock_downgrade+0x900/0x900 [ 390.663083] ? check_preemption_disabled+0x48/0x200 [ 390.668119] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 390.673928] ? kasan_check_read+0x11/0x20 [ 390.678084] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.683379] ? rcu_bh_qs+0xc0/0xc0 [ 390.686926] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.692390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.697946] ? check_preemption_disabled+0x48/0x200 [ 390.702995] handle_mm_fault+0x54f/0xc70 [ 390.707078] ? __handle_mm_fault+0x53e0/0x53e0 [ 390.711672] ? find_vma+0x34/0x190 [ 390.715220] __do_page_fault+0x67d/0xed0 [ 390.719316] ? mm_fault_error+0x380/0x380 [ 390.723489] ? syscall_slow_exit_work+0x520/0x520 [ 390.728344] do_page_fault+0xf2/0x7e0 [ 390.732153] ? vmalloc_sync_all+0x30/0x30 [ 390.736306] ? error_entry+0x70/0xd0 [ 390.740030] ? trace_hardirqs_off_caller+0xbb/0x300 [ 390.745052] ? trace_hardirqs_on_caller+0xc0/0x300 [ 390.749992] ? syscall_return_slowpath+0x5e0/0x5e0 [ 390.754930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.759781] ? trace_hardirqs_off+0x300/0x300 [ 390.764284] ? trace_hardirqs_off_caller+0x300/0x300 [ 390.769407] ? prepare_exit_to_usermode+0x291/0x3b0 [ 390.774446] ? page_fault+0x8/0x30 [ 390.777999] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.782865] ? page_fault+0x8/0x30 [ 390.786413] page_fault+0x1e/0x30 [ 390.789873] RIP: 0033:0x45db60 [ 390.793072] Code: Bad RIP value. [ 390.796433] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 390.801803] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 390.809086] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 390.816359] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 390.823637] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 390.830911] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 390.838223] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 390.838287] aoe: skb alloc failure [ 390.845517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.845523] Call Trace: [ 390.845530] [ 390.845552] dump_stack+0x1c4/0x2b4 [ 390.845576] ? dump_stack_print_info.cold.2+0x52/0x52 [ 390.849148] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.858497] warn_alloc.cold.118+0xb7/0x1bd [ 390.861066] syz-fuzzer cpuset= [ 390.863223] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.866853] / [ 390.872064] ? lock_downgrade+0x900/0x900 [ 390.882277] mems_allowed=0 [ 390.903415] ? trace_hardirqs_off+0xb8/0x300 [ 390.907857] ? trace_hardirqs_off+0xb8/0x300 [ 390.912294] __alloc_pages_slowpath+0x2667/0x2d80 [ 390.917183] ? warn_alloc+0x120/0x120 [ 390.921010] ? warn_alloc+0x120/0x120 [ 390.924838] ? print_usage_bug+0xc0/0xc0 [ 390.928918] ? warn_alloc+0x120/0x120 [ 390.932734] ? print_usage_bug+0xc0/0xc0 [ 390.936813] ? __lock_acquire+0x7ec/0x4ec0 [ 390.941069] ? __lock_acquire+0x7ec/0x4ec0 [ 390.945324] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.950879] ? should_fail+0x22d/0xd01 [ 390.955314] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.960433] ? __lock_acquire+0x7ec/0x4ec0 [ 390.964687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.969800] ? __lock_acquire+0x7ec/0x4ec0 [ 390.974056] ? should_fail+0x22d/0xd01 [ 390.977966] ? mark_held_locks+0x130/0x130 [ 390.982216] ? mark_held_locks+0x130/0x130 [ 390.986466] ? graph_lock+0x170/0x170 [ 390.990281] ? graph_lock+0x170/0x170 [ 390.994097] ? graph_lock+0x170/0x170 [ 390.997913] ? print_usage_bug+0xc0/0xc0 [ 391.001992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.007545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.013104] ? check_preemption_disabled+0x48/0x200 [ 391.018133] ? check_preemption_disabled+0x48/0x200 [ 391.023171] ? __lock_is_held+0xb5/0x140 [ 391.027247] __alloc_pages_nodemask+0xa80/0xde0 [ 391.031924] ? graph_lock+0x170/0x170 [ 391.035740] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 391.040763] ? graph_lock+0x170/0x170 [ 391.044579] ? find_held_lock+0x36/0x1c0 [ 391.048659] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.053335] ? lock_downgrade+0x900/0x900 [ 391.057495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.063049] cache_grow_begin+0x91/0x8c0 [ 391.067128] ? do_raw_spin_unlock+0xa7/0x2f0 [ 391.071556] fallback_alloc+0x203/0x2e0 [ 391.075543] ____cache_alloc_node+0x1c7/0x1e0 [ 391.080056] kmem_cache_alloc_node+0xe3/0x730 [ 391.084563] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.088829] __alloc_skb+0x119/0x770 [ 391.092556] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 391.097861] ? skb_scrub_packet+0x490/0x490 [ 391.102193] ? lock_downgrade+0x900/0x900 [ 391.106356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.111905] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.117376] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.122852] ? addrconf_rs_timer+0x6f0/0x6f0 [ 391.127288] ndisc_alloc_skb+0x144/0x340 [ 391.131364] ndisc_send_rs+0x331/0x6e0 [ 391.135270] addrconf_rs_timer+0x3c0/0x6f0 [ 391.139523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.143799] call_timer_fn+0x272/0x920 [ 391.147751] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.152004] ? process_timeout+0x40/0x40 [ 391.156073] ? find_held_lock+0x36/0x1c0 [ 391.160159] ? __run_timers+0x7da/0xc70 [ 391.164147] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.168653] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.173153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.177399] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 391.181991] ? trace_hardirqs_on+0xbd/0x310 [ 391.186316] ? kasan_check_read+0x11/0x20 [ 391.190475] ? __run_timers+0x7da/0xc70 [ 391.194463] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.199938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.204195] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.208444] __run_timers+0x7e5/0xc70 [ 391.212275] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 391.217656] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 391.222688] ? graph_lock+0x170/0x170 [ 391.226504] ? enqueue_hrtimer+0x1a5/0x560 [ 391.230745] ? lock_release+0x970/0x970 [ 391.234728] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 391.239936] ? find_held_lock+0x36/0x1c0 [ 391.244011] ? graph_lock+0x170/0x170 [ 391.247829] ? pvclock_read_flags+0x160/0x160 [ 391.252340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.257884] ? check_preemption_disabled+0x48/0x200 [ 391.262922] ? __lock_is_held+0xb5/0x140 [ 391.266992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.272561] ? check_preemption_disabled+0x48/0x200 [ 391.277605] run_timer_softirq+0x52/0xb0 [ 391.281683] ? rcu_read_lock_sched_held+0x108/0x120 [ 391.286720] __do_softirq+0x30b/0xad8 [ 391.290547] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 391.295669] ? pvclock_read_flags+0x160/0x160 [ 391.300169] ? lapic_next_event+0x5a/0x90 [ 391.304325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.309870] ? check_preemption_disabled+0x48/0x200 [ 391.314891] ? check_preemption_disabled+0x48/0x200 [ 391.319920] ? kvm_clock_read+0x18/0x30 [ 391.323900] ? kvm_sched_clock_read+0x9/0x20 [ 391.328315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.333862] ? check_preemption_disabled+0x48/0x200 [ 391.338899] irq_exit+0x17f/0x1c0 [ 391.342364] smp_apic_timer_interrupt+0x1cb/0x760 [ 391.347211] ? smp_reschedule_interrupt+0x109/0x650 [ 391.352233] ? smp_call_function_single_interrupt+0x650/0x650 [ 391.358132] ? interrupt_entry+0xb5/0xf0 [ 391.362234] ? trace_hardirqs_off_caller+0xbb/0x300 [ 391.367270] ? trace_hardirqs_off_caller+0xbb/0x300 [ 391.372316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.377175] ? trace_hardirqs_off+0x300/0x300 [ 391.381682] ? trace_hardirqs_off+0x300/0x300 [ 391.386197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.391750] ? check_preemption_disabled+0x48/0x200 [ 391.396794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.401676] apic_timer_interrupt+0xf/0x20 [ 391.405919] [ 391.408168] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 391.413114] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 391.432031] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 391.439761] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 391.447047] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 391.454332] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 391.461614] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 391.468942] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 391.476324] skb_clone+0x1bb/0x500 [ 391.479889] ? skb_split+0x11e0/0x11e0 [ 391.483797] ? preempt_notifier_register+0x200/0x200 [ 391.488923] ? __switch_to_asm+0x34/0x70 [ 391.493004] ? __switch_to_asm+0x34/0x70 [ 391.497085] ? lockdep_hardirqs_on+0x421/0x5c0 [ 391.501704] bpf_clone_redirect+0xb9/0x490 [ 391.505958] ? trace_hardirqs_off_caller+0x300/0x300 [ 391.511088] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 391.516139] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 391.520927] ? find_held_lock+0x36/0x1c0 [ 391.525010] ? lock_acquire+0x1ed/0x520 [ 391.528999] ? bpf_test_run+0x32e/0x5a0 [ 391.532994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.538564] ? check_preemption_disabled+0x48/0x200 [ 391.543606] ? kasan_check_read+0x11/0x20 [ 391.547771] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 391.553064] ? rcu_bh_qs+0xc0/0xc0 [ 391.556634] ? bpf_test_run+0x1c0/0x5a0 [ 391.560632] ? netlink_diag_dump+0x2a0/0x2a0 [ 391.565056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.570600] ? bpf_test_init.isra.9+0x70/0x100 [ 391.575199] ? bpf_prog_test_run_skb+0x634/0xb40 [ 391.579984] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 391.584848] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 391.590402] ? fput+0x130/0x1a0 [ 391.593694] ? __bpf_prog_get+0x9b/0x290 [ 391.597768] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 391.602625] ? bpf_prog_test_run+0x130/0x1a0 [ 391.607051] ? __x64_sys_bpf+0x3d8/0x510 [ 391.611129] ? bpf_prog_get+0x20/0x20 [ 391.614965] ? do_syscall_64+0x1b9/0x820 [ 391.619036] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 391.624422] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.629368] ? trace_hardirqs_off+0x300/0x300 [ 391.633882] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 391.638912] ? recalc_sigpending_tsk+0x180/0x180 [ 391.643690] ? kasan_check_write+0x14/0x20 [ 391.647958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.652845] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 391.658241] warn_alloc_show_mem: 1 callbacks suppressed [ 391.658254] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 391.658257] Mem-Info: [ 391.658287] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 391.658287] active_file:18 inactive_file:16 isolated_file:0 [ 391.658287] unevictable:0 dirty:0 writeback:0 unstable:0 [ 391.658287] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 391.658287] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 391.658287] free:13623 free_pcp:186 free_cma:0 [ 391.663641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.670588] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 391.672997] Call Trace: [ 391.706142] Node 0 [ 391.715510] [ 391.743233] 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 [ 391.745804] dump_stack+0x1c4/0x2b4 [ 391.748014] lowmem_reserve[]: 0 [ 391.750179] ? dump_stack_print_info.cold.2+0x52/0x52 [ 391.775744] 2815 6318 [ 391.779409] warn_alloc.cold.118+0xb7/0x1bd [ 391.782645] 6318 [ 391.787863] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.790343] Node 0 [ 391.794671] ? lock_downgrade+0x900/0x900 [ 391.796731] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 391.801553] ? trace_hardirqs_off+0xb8/0x300 [ 391.803761] lowmem_reserve[]: 0 [ 391.807928] ? trace_hardirqs_off+0xb8/0x300 [ 391.834451] 0 [ 391.838882] __alloc_pages_slowpath+0x2667/0x2d80 [ 391.842121] 3503 3503 [ 391.846570] ? warn_alloc+0x120/0x120 [ 391.853166] ? __lock_acquire+0x7ec/0x4ec0 [ 391.855647] Node 0 [ 391.859451] ? warn_alloc+0x120/0x120 [ 391.863686] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 391.865899] ? print_usage_bug+0xc0/0xc0 [ 391.869667] lowmem_reserve[]: 0 [ 391.898058] ? warn_alloc+0x120/0x120 [ 391.902106] 0 [ 391.905383] ? print_usage_bug+0xc0/0xc0 [ 391.909159] 0 [ 391.910963] ? mark_held_locks+0x130/0x130 [ 391.914998] 0 [ 391.916798] ? mark_held_locks+0x130/0x130 [ 391.922834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.927049] Node 0 DMA: [ 391.932594] ? should_fail+0x22d/0xd01 [ 391.932617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.935273] 1*4kB [ 391.939161] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.944669] (U) 0*8kB [ 391.946838] ? __lock_acquire+0x7ec/0x4ec0 [ 391.952138] 0*16kB 1*32kB [ 391.954650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.958859] (U) [ 391.961702] ? should_fail+0x22d/0xd01 [ 391.966776] 2*64kB (U) [ 391.968763] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 391.972618] 1*128kB (U) [ 391.975217] ? mark_held_locks+0x130/0x130 [ 391.980720] 1*256kB (U) [ 391.983401] ? mark_held_locks+0x130/0x130 [ 391.987619] 0*512kB [ 391.990292] ? graph_lock+0x170/0x170 [ 391.994515] 1*1024kB [ 391.996849] ? graph_lock+0x170/0x170 [ 392.000621] (U) 1*2048kB [ 392.003041] ? print_usage_bug+0xc0/0xc0 [ 392.006809] (M) 3*4096kB [ 392.009583] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.013620] (M) [ 392.016387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.020763] = 15908kB [ 392.020773] Node 0 [ 392.022746] ? check_preemption_disabled+0x48/0x200 [ 392.028254] DMA32: 4*4kB [ 392.030673] ? check_preemption_disabled+0x48/0x200 [ 392.032891] (UM) [ 392.037913] ? __lock_is_held+0xb5/0x140 [ 392.040635] 3*8kB (UM) [ 392.045664] __alloc_pages_nodemask+0xa80/0xde0 [ 392.047698] 1*16kB (M) [ 392.051767] ? graph_lock+0x170/0x170 [ 392.054333] 2*32kB [ 392.059026] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 392.062012] (UM) [ 392.065835] ? graph_lock+0x170/0x170 [ 392.068050] 2*64kB [ 392.073082] ? find_held_lock+0x36/0x1c0 [ 392.075115] (M) [ 392.078922] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.081122] 4*128kB (UM) [ 392.085189] ? lock_downgrade+0x900/0x900 [ 392.087144] 2*256kB [ 392.091814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.094556] (M) [ 392.098706] cache_grow_begin+0x91/0x8c0 [ 392.101010] 4*512kB [ 392.106545] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.108491] (UM) 3*1024kB [ 392.112566] fallback_alloc+0x203/0x2e0 [ 392.114858] (M) 3*2048kB [ 392.120027] ____cache_alloc_node+0x1c7/0x1e0 [ 392.122856] (M) [ 392.126849] kmem_cache_alloc_node+0xe3/0x730 [ 392.129575] 3*4096kB (M) [ 392.134094] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 392.136050] = 24824kB [ 392.136059] Node 0 [ 392.140555] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 392.143290] Normal: [ 392.148399] __alloc_skb+0x119/0x770 [ 392.150785] 2044*4kB [ 392.153020] ? calc_wheel_index+0x220/0x220 [ 392.157582] (UMEH) [ 392.159919] ? skb_scrub_packet+0x490/0x490 [ 392.163639] 226*8kB [ 392.166060] ? vprintk_default+0x28/0x30 [ 392.170368] (UMEH) [ 392.172615] ? vprintk_func+0x85/0x181 [ 392.176907] 46*16kB (UME) [ 392.179246] ? printk+0xa7/0xcf [ 392.183275] 27*32kB (UME) [ 392.185530] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 392.189395] 10*64kB [ 392.192251] new_skb+0x26/0x1c0 [ 392.195503] (UME) [ 392.198360] aoecmd_cfg+0x279/0x7f0 [ 392.203106] 4*128kB [ 392.205436] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 392.208689] (UM) [ 392.210857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.214458] 0*256kB [ 392.216785] ? check_preemption_disabled+0x48/0x200 [ 392.221091] 2*512kB [ 392.223168] ? check_preemption_disabled+0x48/0x200 [ 392.228679] (U) [ 392.231018] ? __lock_is_held+0xb5/0x140 [ 392.236001] 0*1024kB [ 392.238335] discover_timer+0x50/0x60 [ 392.243310] 0*2048kB 0*4096kB [ 392.245296] call_timer_fn+0x272/0x920 [ 392.249333] = 13760kB [ 392.251780] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 392.255565] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.258757] ? process_timeout+0x40/0x40 [ 392.262629] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.265037] ? find_held_lock+0x36/0x1c0 [ 392.269862] 413 total pagecache pages [ 392.278709] ? mark_held_locks+0xc7/0x130 [ 392.282753] 0 pages in swap cache [ 392.291334] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.295380] Swap cache stats: add 0, delete 0, find 0/0 [ 392.299180] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.303326] Free swap = 0kB [ 392.306784] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 392.311253] Total swap = 0kB [ 392.311263] 1965979 pages RAM [ 392.316649] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 392.321140] 0 pages HighMem/MovableOnly [ 392.324170] ? trace_hardirqs_on+0xbd/0x310 [ 392.328989] 343323 pages reserved [ 392.329000] 0 pages cma reserved [ 392.332041] ? kasan_check_read+0x11/0x20 [ 392.335198] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.339730] ? __run_timers+0x7da/0xc70 [ 392.343812] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.348017] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.351458] syz-executor3 cpuset= [ 392.354854] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 392.358972] syz3 [ 392.365481] __run_timers+0x7e5/0xc70 [ 392.369446] mems_allowed=0 [ 392.379955] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 392.407819] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 392.412886] ? graph_lock+0x170/0x170 [ 392.416712] ? print_usage_bug+0xc0/0xc0 [ 392.420784] ? lock_release+0x970/0x970 [ 392.424772] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 392.429985] ? find_held_lock+0x36/0x1c0 [ 392.434069] ? graph_lock+0x170/0x170 [ 392.437884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.443443] ? check_preemption_disabled+0x48/0x200 [ 392.448515] ? __lock_is_held+0xb5/0x140 [ 392.452611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.458174] ? check_preemption_disabled+0x48/0x200 [ 392.463217] run_timer_softirq+0x52/0xb0 [ 392.467299] ? rcu_read_lock_sched_held+0x108/0x120 [ 392.472333] __do_softirq+0x30b/0xad8 [ 392.476160] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 392.481283] ? pvclock_read_flags+0x160/0x160 [ 392.485790] ? lapic_next_event+0x5a/0x90 [ 392.489961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.495511] ? check_preemption_disabled+0x48/0x200 [ 392.500539] ? check_preemption_disabled+0x48/0x200 [ 392.505579] ? kvm_clock_read+0x18/0x30 [ 392.509578] ? kvm_sched_clock_read+0x9/0x20 [ 392.514022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.519606] ? check_preemption_disabled+0x48/0x200 [ 392.524656] irq_exit+0x17f/0x1c0 [ 392.528128] smp_apic_timer_interrupt+0x1cb/0x760 [ 392.532982] ? smp_reschedule_interrupt+0x109/0x650 [ 392.538035] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.543939] ? interrupt_entry+0xb5/0xf0 [ 392.548022] ? trace_hardirqs_off_caller+0xbb/0x300 [ 392.553053] ? trace_hardirqs_off_caller+0xbb/0x300 [ 392.558087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.562945] ? trace_hardirqs_off+0x300/0x300 [ 392.567453] ? trace_hardirqs_off+0x300/0x300 [ 392.571988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.577544] ? check_preemption_disabled+0x48/0x200 [ 392.582575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.588139] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.593011] apic_timer_interrupt+0xf/0x20 [ 392.597256] [ 392.599503] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 392.605221] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 392.624139] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 392.631864] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 392.639250] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 392.646533] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 392.653957] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 392.661237] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 392.668565] cgroup_file_notify+0x226/0x2f0 [ 392.672917] ? cgroup_procs_write_finish+0xf0/0xf0 [ 392.678091] ? print_usage_bug+0xc0/0xc0 [ 392.682193] ? find_held_lock+0x36/0x1c0 [ 392.686280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.692024] shrink_node+0x5e1/0x16b0 [ 392.695858] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 392.701193] ? shrink_node_memcg+0x18e0/0x18e0 [ 392.705800] ? kvm_clock_read+0x18/0x30 [ 392.709803] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.714856] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 392.719360] ? kasan_check_write+0x14/0x20 [ 392.723611] ? do_raw_spin_lock+0xc1/0x200 [ 392.727872] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 392.733421] ? __cpuset_node_allowed+0x19b/0x660 [ 392.738192] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 392.743915] ? delayacct_end+0x5a/0x100 [ 392.747909] do_try_to_free_pages+0x3e7/0x1290 [ 392.752522] ? shrink_node+0x16b0/0x16b0 [ 392.756595] ? __lock_is_held+0xb5/0x140 [ 392.760694] try_to_free_pages+0x4d0/0xb90 [ 392.764949] ? do_try_to_free_pages+0x1290/0x1290 [ 392.769798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.775375] ? lock_acquire+0x1ed/0x520 [ 392.779359] ? set_page_refcounted+0x280/0x280 [ 392.783962] ? lock_release+0x970/0x970 [ 392.787950] ? ___might_sleep+0x1ed/0x300 [ 392.792106] ? arch_local_save_flags+0x40/0x40 [ 392.796709] __alloc_pages_slowpath+0x993/0x2d80 [ 392.801510] ? warn_alloc+0x120/0x120 [ 392.805402] ? __radix_tree_lookup+0x4c0/0x4c0 [ 392.810011] ? find_get_entry+0x2f2/0xc40 [ 392.814200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.819762] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 392.824797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.830360] ? should_fail+0x22d/0xd01 [ 392.834278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.839399] ? __lock_is_held+0xb5/0x140 [ 392.843514] ? __lock_is_held+0xb5/0x140 [ 392.847653] ? __lock_acquire+0x7ec/0x4ec0 [ 392.851953] ? ___might_sleep+0x1ed/0x300 [ 392.856125] ? lock_release+0x970/0x970 [ 392.860125] ? arch_local_save_flags+0x40/0x40 [ 392.865022] ? __might_sleep+0x95/0x190 [ 392.869061] __alloc_pages_nodemask+0xa80/0xde0 [ 392.873763] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 392.878802] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 392.884620] ? kasan_check_read+0x11/0x20 [ 392.888780] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 392.894071] ? graph_lock+0x170/0x170 [ 392.897883] ? print_usage_bug+0xc0/0xc0 [ 392.901955] ? graph_lock+0x170/0x170 [ 392.905761] ? graph_lock+0x170/0x170 [ 392.909581] ? __do_page_cache_readahead+0x7ce/0x980 [ 392.914713] ? find_held_lock+0x36/0x1c0 [ 392.918840] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 392.924408] alloc_pages_current+0x10c/0x210 [ 392.928832] ? lock_downgrade+0x900/0x900 [ 392.933002] __page_cache_alloc+0x38f/0x5b0 [ 392.937334] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 392.943136] ? kasan_check_read+0x11/0x20 [ 392.947297] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 392.953051] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 392.957740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.963290] ? check_preemption_disabled+0x48/0x200 [ 392.968337] filemap_fault+0x1594/0x25f0 [ 392.972426] ? __lock_page_or_retry+0xa00/0xa00 [ 392.977104] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 392.982935] ? kasan_check_read+0x11/0x20 [ 392.987108] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 392.992430] ? rcu_bh_qs+0xc0/0xc0 [ 392.995987] ? print_usage_bug+0xc0/0xc0 [ 393.000062] ? filemap_map_pages+0xdea/0x1980 [ 393.004579] ? print_usage_bug+0xc0/0xc0 [ 393.008664] ? find_get_pages_range_tag+0x1320/0x1320 [ 393.013887] ? print_usage_bug+0xc0/0xc0 [ 393.017955] ? __lock_acquire+0x7ec/0x4ec0 [ 393.022194] ? graph_lock+0x170/0x170 [ 393.026006] ? __sigqueue_free.part.27+0x7d/0xa0 [ 393.030778] ? __lock_acquire+0x7ec/0x4ec0 [ 393.035030] ? lock_acquire+0x1ed/0x520 [ 393.039034] ? ext4_filemap_fault+0x7a/0xad [ 393.043370] ? lock_release+0x970/0x970 [ 393.047349] ? arch_local_save_flags+0x40/0x40 [ 393.051939] ? mark_held_locks+0x130/0x130 [ 393.056192] ? down_read+0xb0/0x1d0 [ 393.060270] ? ext4_filemap_fault+0x7a/0xad [ 393.064594] ? __down_interruptible+0x700/0x700 [ 393.069275] ? graph_lock+0x170/0x170 [ 393.073081] ? __sigqueue_free.part.27+0x7d/0xa0 [ 393.077863] ext4_filemap_fault+0x82/0xad [ 393.082024] __do_fault+0x100/0x6b0 [ 393.085655] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 393.090943] ? print_bad_pte+0x6c0/0x6c0 [ 393.095014] ? pmd_val+0x88/0x100 [ 393.098478] ? add_mm_counter_fast+0xd0/0xd0 [ 393.102890] ? pmd_val+0x88/0x100 [ 393.106345] ? add_mm_counter_fast+0xd0/0xd0 [ 393.110770] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.116318] __handle_mm_fault+0x3709/0x53e0 [ 393.120744] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 393.125594] ? graph_lock+0x170/0x170 [ 393.129404] ? print_usage_bug+0xc0/0xc0 [ 393.133479] ? graph_lock+0x170/0x170 [ 393.137294] ? graph_lock+0x170/0x170 [ 393.141157] ? handle_mm_fault+0x42a/0xc70 [ 393.145418] ? lock_downgrade+0x900/0x900 [ 393.149569] ? check_preemption_disabled+0x48/0x200 [ 393.154607] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 393.160403] ? kasan_check_read+0x11/0x20 [ 393.164557] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 393.169850] ? rcu_bh_qs+0xc0/0xc0 [ 393.173394] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.178861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.184405] ? check_preemption_disabled+0x48/0x200 [ 393.189445] handle_mm_fault+0x54f/0xc70 [ 393.193520] ? __handle_mm_fault+0x53e0/0x53e0 [ 393.198108] ? find_vma+0x34/0x190 [ 393.201670] __do_page_fault+0x67d/0xed0 [ 393.205747] ? mm_fault_error+0x380/0x380 [ 393.209905] ? syscall_slow_exit_work+0x520/0x520 [ 393.214762] do_page_fault+0xf2/0x7e0 [ 393.218568] ? vmalloc_sync_all+0x30/0x30 [ 393.222724] ? error_entry+0x70/0xd0 [ 393.226441] ? trace_hardirqs_off_caller+0xbb/0x300 [ 393.231456] ? trace_hardirqs_on_caller+0xc0/0x300 [ 393.236385] ? syscall_return_slowpath+0x5e0/0x5e0 [ 393.241321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.246171] ? trace_hardirqs_off+0x300/0x300 [ 393.250671] ? trace_hardirqs_off_caller+0x300/0x300 [ 393.255784] ? prepare_exit_to_usermode+0x291/0x3b0 [ 393.260811] ? page_fault+0x8/0x30 [ 393.264366] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.269219] ? page_fault+0x8/0x30 [ 393.272772] page_fault+0x1e/0x30 [ 393.276229] RIP: 0033:0x45db60 [ 393.279429] Code: Bad RIP value. [ 393.282793] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 393.288168] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 393.295440] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 393.302711] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 393.309983] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 393.317250] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 393.324556] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 393.324629] aoe: skb alloc failure [ 393.331855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.331861] Call Trace: [ 393.331868] [ 393.331888] dump_stack+0x1c4/0x2b4 [ 393.331907] ? dump_stack_print_info.cold.2+0x52/0x52 [ 393.335462] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.344803] warn_alloc.cold.118+0xb7/0x1bd [ 393.347354] syz-fuzzer cpuset= [ 393.349501] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 393.353103] / mems_allowed=0 [ 393.358301] ? lock_downgrade+0x900/0x900 [ 393.388001] ? trace_hardirqs_off+0xb8/0x300 [ 393.392424] ? trace_hardirqs_off+0xb8/0x300 [ 393.396858] __alloc_pages_slowpath+0x2667/0x2d80 [ 393.401742] ? warn_alloc+0x120/0x120 [ 393.405553] ? trace_hardirqs_on+0x310/0x310 [ 393.409969] ? warn_alloc+0x120/0x120 [ 393.413777] ? print_usage_bug+0xc0/0xc0 [ 393.417848] ? warn_alloc+0x120/0x120 [ 393.421655] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 393.426678] ? print_usage_bug+0xc0/0xc0 [ 393.430749] ? __lock_acquire+0x7ec/0x4ec0 [ 393.434985] ? __lock_acquire+0x7ec/0x4ec0 [ 393.439226] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.444766] ? should_fail+0x22d/0xd01 [ 393.448663] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.453770] ? __lock_acquire+0x7ec/0x4ec0 [ 393.458015] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.463121] ? __lock_acquire+0x7ec/0x4ec0 [ 393.467359] ? should_fail+0x22d/0xd01 [ 393.471251] ? print_usage_bug+0xc0/0xc0 [ 393.475332] ? mark_held_locks+0x130/0x130 [ 393.479576] ? mark_held_locks+0x130/0x130 [ 393.483829] ? graph_lock+0x170/0x170 [ 393.487635] ? print_usage_bug+0xc0/0xc0 [ 393.491700] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 393.496460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.501997] ? check_preemption_disabled+0x48/0x200 [ 393.507014] ? check_preemption_disabled+0x48/0x200 [ 393.512044] ? __lock_is_held+0xb5/0x140 [ 393.516124] __alloc_pages_nodemask+0xa80/0xde0 [ 393.520795] ? graph_lock+0x170/0x170 [ 393.524616] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 393.529632] ? graph_lock+0x170/0x170 [ 393.533445] ? find_held_lock+0x36/0x1c0 [ 393.537521] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.542191] ? lock_downgrade+0x900/0x900 [ 393.546349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.551899] cache_grow_begin+0x91/0x8c0 [ 393.555968] ? do_raw_spin_unlock+0xa7/0x2f0 [ 393.560388] fallback_alloc+0x203/0x2e0 [ 393.564372] ____cache_alloc_node+0x1c7/0x1e0 [ 393.568876] kmem_cache_alloc_node+0xe3/0x730 [ 393.573378] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.577628] __alloc_skb+0x119/0x770 [ 393.581349] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 393.586637] ? skb_scrub_packet+0x490/0x490 [ 393.590962] ? lock_downgrade+0x900/0x900 [ 393.595130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.600672] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.606131] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.611585] ? addrconf_rs_timer+0x6f0/0x6f0 [ 393.616015] ndisc_alloc_skb+0x144/0x340 [ 393.620093] ndisc_send_rs+0x331/0x6e0 [ 393.624002] addrconf_rs_timer+0x3c0/0x6f0 [ 393.628248] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.632497] call_timer_fn+0x272/0x920 [ 393.636389] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.640630] ? process_timeout+0x40/0x40 [ 393.644692] ? find_held_lock+0x36/0x1c0 [ 393.648768] ? __run_timers+0x7da/0xc70 [ 393.652758] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.657259] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.661755] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.666001] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 393.670592] ? trace_hardirqs_on+0xbd/0x310 [ 393.674915] ? kasan_check_read+0x11/0x20 [ 393.679069] ? __run_timers+0x7da/0xc70 [ 393.683055] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.688529] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.692779] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.697017] __run_timers+0x7e5/0xc70 [ 393.700849] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 393.706225] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.711247] ? graph_lock+0x170/0x170 [ 393.715055] ? enqueue_hrtimer+0x1a5/0x560 [ 393.719290] ? lock_release+0x970/0x970 [ 393.723266] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 393.728463] ? find_held_lock+0x36/0x1c0 [ 393.732532] ? graph_lock+0x170/0x170 [ 393.736339] ? pvclock_read_flags+0x160/0x160 [ 393.740846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.746389] ? check_preemption_disabled+0x48/0x200 [ 393.751418] ? __lock_is_held+0xb5/0x140 [ 393.755486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.761031] ? check_preemption_disabled+0x48/0x200 [ 393.766064] run_timer_softirq+0x52/0xb0 [ 393.770137] ? rcu_read_lock_sched_held+0x108/0x120 [ 393.775157] __do_softirq+0x30b/0xad8 [ 393.779324] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 393.784441] ? pvclock_read_flags+0x160/0x160 [ 393.788938] ? lapic_next_event+0x5a/0x90 [ 393.793125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.798666] ? check_preemption_disabled+0x48/0x200 [ 393.803682] ? check_preemption_disabled+0x48/0x200 [ 393.808705] ? kvm_clock_read+0x18/0x30 [ 393.812682] ? kvm_sched_clock_read+0x9/0x20 [ 393.817096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.822903] ? check_preemption_disabled+0x48/0x200 [ 393.827936] irq_exit+0x17f/0x1c0 [ 393.831490] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.836333] ? smp_reschedule_interrupt+0x109/0x650 [ 393.841355] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.847239] ? interrupt_entry+0xb5/0xf0 [ 393.851304] ? trace_hardirqs_off_caller+0xbb/0x300 [ 393.856319] ? trace_hardirqs_off_caller+0xbb/0x300 [ 393.861339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.866188] ? trace_hardirqs_off+0x300/0x300 [ 393.870684] ? trace_hardirqs_off+0x300/0x300 [ 393.875184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.880719] ? check_preemption_disabled+0x48/0x200 [ 393.885750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.890607] apic_timer_interrupt+0xf/0x20 [ 393.894929] [ 393.897170] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 393.902112] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 393.921025] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 393.928747] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 393.936029] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 393.943307] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 393.950587] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 393.957863] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 393.965195] skb_clone+0x1bb/0x500 [ 393.968754] ? skb_split+0x11e0/0x11e0 [ 393.972651] ? preempt_notifier_register+0x200/0x200 [ 393.977759] ? __switch_to_asm+0x34/0x70 [ 393.981837] ? __switch_to_asm+0x34/0x70 [ 393.985920] ? lockdep_hardirqs_on+0x421/0x5c0 [ 393.990518] bpf_clone_redirect+0xb9/0x490 [ 393.994758] ? trace_hardirqs_off_caller+0x300/0x300 [ 393.999874] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 394.005074] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 394.009863] ? find_held_lock+0x36/0x1c0 [ 394.013941] ? lock_acquire+0x1ed/0x520 [ 394.017921] ? bpf_test_run+0x32e/0x5a0 [ 394.021906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.027447] ? check_preemption_disabled+0x48/0x200 [ 394.032470] ? kasan_check_read+0x11/0x20 [ 394.036624] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 394.041907] ? rcu_bh_qs+0xc0/0xc0 [ 394.045463] ? bpf_test_run+0x1c0/0x5a0 [ 394.049450] ? netlink_diag_dump+0x2a0/0x2a0 [ 394.053867] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.059662] ? bpf_test_init.isra.9+0x70/0x100 [ 394.064258] ? bpf_prog_test_run_skb+0x634/0xb40 [ 394.069026] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 394.073875] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 394.079415] ? fput+0x130/0x1a0 [ 394.082703] ? __bpf_prog_get+0x9b/0x290 [ 394.086774] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 394.091625] ? bpf_prog_test_run+0x130/0x1a0 [ 394.096222] ? __x64_sys_bpf+0x3d8/0x510 [ 394.100291] ? bpf_prog_get+0x20/0x20 [ 394.104123] ? do_syscall_64+0x1b9/0x820 [ 394.108196] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 394.113569] ? syscall_return_slowpath+0x5e0/0x5e0 [ 394.118503] ? trace_hardirqs_off+0x300/0x300 [ 394.123010] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 394.128029] ? recalc_sigpending_tsk+0x180/0x180 [ 394.132789] ? kasan_check_write+0x14/0x20 [ 394.137040] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.141900] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 394.147298] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 394.147305] warn_alloc_show_mem: 1 callbacks suppressed [ 394.147312] Mem-Info: [ 394.154243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.159619] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 394.159619] active_file:18 inactive_file:16 isolated_file:0 [ 394.159619] unevictable:0 dirty:0 writeback:0 unstable:0 [ 394.159619] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 394.159619] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 394.159619] free:13623 free_pcp:186 free_cma:0 [ 394.162005] Call Trace: [ 394.171397] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.204267] [ 394.206855] Node 0 [ 394.234541] dump_stack+0x1c4/0x2b4 [ 394.236706] 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 [ 394.238927] ? dump_stack_print_info.cold.2+0x52/0x52 [ 394.242521] lowmem_reserve[]: 0 [ 394.268067] warn_alloc.cold.118+0xb7/0x1bd [ 394.273231] 2815 [ 394.276537] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.280816] 6318 [ 394.282894] ? lock_downgrade+0x900/0x900 [ 394.287707] 6318 [ 394.289787] ? trace_hardirqs_off+0xb8/0x300 [ 394.293907] Node 0 [ 394.295976] ? trace_hardirqs_off+0xb8/0x300 [ 394.300378] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.302606] __alloc_pages_slowpath+0x2667/0x2d80 [ 394.306971] lowmem_reserve[]: 0 [ 394.334635] ? warn_alloc+0x120/0x120 [ 394.339426] 0 3503 3503 [ 394.339446] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 394.339481] lowmem_reserve[]: 0 0 0 [ 394.342925] ? __lock_acquire+0x7ec/0x4ec0 [ 394.346688] 0 [ 394.349468] ? warn_alloc+0x120/0x120 [ 394.379060] Node 0 [ 394.382924] ? print_usage_bug+0xc0/0xc0 [ 394.387132] DMA: [ 394.388938] ? warn_alloc+0x120/0x120 [ 394.392711] 1*4kB [ 394.394946] ? print_usage_bug+0xc0/0xc0 [ 394.399002] (U) 0*8kB [ 394.401254] ? mark_held_locks+0x130/0x130 [ 394.405036] 0*16kB [ 394.407186] ? mark_held_locks+0x130/0x130 [ 394.411222] 1*32kB (U) [ 394.413730] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.417933] 2*64kB (U) [ 394.420179] ? should_fail+0x22d/0xd01 [ 394.424385] 1*128kB (U) [ 394.426981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.432488] 1*256kB (U) [ 394.435086] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.438949] 0*512kB [ 394.441627] ? __lock_acquire+0x7ec/0x4ec0 [ 394.447138] 1*1024kB (U) [ 394.449832] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.454904] 1*2048kB (M) [ 394.457248] ? should_fail+0x22d/0xd01 [ 394.461455] 3*4096kB (M) [ 394.464228] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 394.469297] = 15908kB [ 394.469306] Node 0 [ 394.472080] ? mark_held_locks+0x130/0x130 [ 394.475926] DMA32: 4*4kB [ 394.478696] ? mark_held_locks+0x130/0x130 [ 394.484217] (UM) [ 394.487245] ? graph_lock+0x170/0x170 [ 394.489447] 3*8kB (UM) [ 394.493693] ? graph_lock+0x170/0x170 [ 394.496427] 1*16kB (M) [ 394.500678] ? print_usage_bug+0xc0/0xc0 [ 394.502708] 2*32kB (UM) [ 394.506517] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.509081] 2*64kB [ 394.512879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.515444] (M) [ 394.519507] ? check_preemption_disabled+0x48/0x200 [ 394.522160] 4*128kB [ 394.526580] ? check_preemption_disabled+0x48/0x200 [ 394.528785] (UM) [ 394.534332] ? __lock_is_held+0xb5/0x140 [ 394.536271] 2*256kB (M) [ 394.541305] __alloc_pages_nodemask+0xa80/0xde0 [ 394.543633] 4*512kB [ 394.548646] ? graph_lock+0x170/0x170 [ 394.550682] (UM) 3*1024kB [ 394.554762] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 394.557407] (M) [ 394.562093] ? graph_lock+0x170/0x170 [ 394.562123] ? find_held_lock+0x36/0x1c0 [ 394.564426] 3*2048kB [ 394.568229] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.571043] (M) [ 394.576067] ? lock_downgrade+0x900/0x900 [ 394.578031] 3*4096kB [ 394.581848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.585872] (M) [ 394.588288] cache_grow_begin+0x91/0x8c0 [ 394.592937] = 24824kB [ 394.594920] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.599047] Node 0 [ 394.601465] fallback_alloc+0x203/0x2e0 [ 394.606967] Normal: 2044*4kB [ 394.608957] ____cache_alloc_node+0x1c7/0x1e0 [ 394.612996] (UMEH) [ 394.615408] kmem_cache_alloc_node+0xe3/0x730 [ 394.619788] 226*8kB (UMEH) [ 394.622045] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 394.625999] 46*16kB [ 394.629100] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 394.633574] (UME) 27*32kB [ 394.635841] __alloc_skb+0x119/0x770 [ 394.640305] (UME) [ 394.643238] ? calc_wheel_index+0x220/0x220 [ 394.648318] 10*64kB [ 394.650642] ? skb_scrub_packet+0x490/0x490 [ 394.655199] (UME) [ 394.658052] ? vprintk_default+0x28/0x30 [ 394.661737] 4*128kB (UM) [ 394.663892] ? vprintk_func+0x85/0x181 [ 394.668191] 0*256kB [ 394.670512] ? printk+0xa7/0xcf [ 394.674812] 2*512kB [ 394.676969] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 394.680998] (U) 0*1024kB [ 394.683771] new_skb+0x26/0x1c0 [ 394.687635] 0*2048kB [ 394.689960] aoecmd_cfg+0x279/0x7f0 [ 394.693222] 0*4096kB [ 394.695546] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 394.700279] = 13760kB [ 394.703036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.706300] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.708701] ? check_preemption_disabled+0x48/0x200 [ 394.712313] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.714714] ? check_preemption_disabled+0x48/0x200 [ 394.719018] 413 total pagecache pages [ 394.721438] ? __lock_is_held+0xb5/0x140 [ 394.726949] 0 pages in swap cache [ 394.735791] discover_timer+0x50/0x60 [ 394.740780] Swap cache stats: add 0, delete 0, find 0/0 [ 394.749367] call_timer_fn+0x272/0x920 [ 394.754364] Free swap = 0kB [ 394.758167] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 394.762195] Total swap = 0kB [ 394.762204] 1965979 pages RAM [ 394.765661] ? process_timeout+0x40/0x40 [ 394.769434] 0 pages HighMem/MovableOnly [ 394.774795] ? find_held_lock+0x36/0x1c0 [ 394.778651] 343323 pages reserved [ 394.778660] 0 pages cma reserved [ 394.781686] ? mark_held_locks+0xc7/0x130 [ 394.786560] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.789514] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.792685] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.796665] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.800622] syz-executor3 cpuset= [ 394.804690] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 394.808122] syz3 [ 394.811488] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 394.815608] mems_allowed=0 [ 394.859245] ? trace_hardirqs_on+0xbd/0x310 [ 394.863567] ? kasan_check_read+0x11/0x20 [ 394.867727] ? __run_timers+0x7da/0xc70 [ 394.871710] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.877176] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 394.882021] __run_timers+0x7e5/0xc70 [ 394.885850] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 394.891224] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 394.896244] ? graph_lock+0x170/0x170 [ 394.900083] ? print_usage_bug+0xc0/0xc0 [ 394.904148] ? lock_release+0x970/0x970 [ 394.908125] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 394.913325] ? find_held_lock+0x36/0x1c0 [ 394.917393] ? graph_lock+0x170/0x170 [ 394.921202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.926740] ? check_preemption_disabled+0x48/0x200 [ 394.931776] ? __lock_is_held+0xb5/0x140 [ 394.935851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.941394] ? check_preemption_disabled+0x48/0x200 [ 394.946432] run_timer_softirq+0x52/0xb0 [ 394.950496] ? rcu_read_lock_sched_held+0x108/0x120 [ 394.955812] __do_softirq+0x30b/0xad8 [ 394.959649] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 394.964763] ? pvclock_read_flags+0x160/0x160 [ 394.969261] ? lapic_next_event+0x5a/0x90 [ 394.973414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.978953] ? check_preemption_disabled+0x48/0x200 [ 394.983970] ? check_preemption_disabled+0x48/0x200 [ 394.988996] ? kvm_clock_read+0x18/0x30 [ 394.992979] ? kvm_sched_clock_read+0x9/0x20 [ 394.997394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.002930] ? check_preemption_disabled+0x48/0x200 [ 395.007961] irq_exit+0x17f/0x1c0 [ 395.011423] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.016268] ? smp_reschedule_interrupt+0x109/0x650 [ 395.021288] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.027175] ? interrupt_entry+0xb5/0xf0 [ 395.031239] ? trace_hardirqs_off_caller+0xbb/0x300 [ 395.036259] ? trace_hardirqs_off_caller+0xbb/0x300 [ 395.041283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.046135] ? trace_hardirqs_off+0x300/0x300 [ 395.050632] ? trace_hardirqs_off+0x300/0x300 [ 395.055131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.060673] ? check_preemption_disabled+0x48/0x200 [ 395.065690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.071238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.076097] apic_timer_interrupt+0xf/0x20 [ 395.080336] [ 395.082587] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 395.088316] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 395.107242] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 395.114973] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 395.122252] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 395.129534] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 395.136813] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 395.144125] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 395.151456] cgroup_file_notify+0x226/0x2f0 [ 395.155803] ? cgroup_procs_write_finish+0xf0/0xf0 [ 395.160747] ? print_usage_bug+0xc0/0xc0 [ 395.164834] ? find_held_lock+0x36/0x1c0 [ 395.168913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.174464] shrink_node+0x5e1/0x16b0 [ 395.178274] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 395.183588] ? shrink_node_memcg+0x18e0/0x18e0 [ 395.188185] ? kvm_clock_read+0x18/0x30 [ 395.192166] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 395.197200] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 395.201697] ? kasan_check_write+0x14/0x20 [ 395.205942] ? do_raw_spin_lock+0xc1/0x200 [ 395.210189] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.215732] ? __cpuset_node_allowed+0x19b/0x660 [ 395.220496] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 395.226219] ? delayacct_end+0x5a/0x100 [ 395.230208] do_try_to_free_pages+0x3e7/0x1290 [ 395.234817] ? shrink_node+0x16b0/0x16b0 [ 395.238897] ? __lock_is_held+0xb5/0x140 [ 395.242983] try_to_free_pages+0x4d0/0xb90 [ 395.247226] ? do_try_to_free_pages+0x1290/0x1290 [ 395.252074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.257633] ? lock_acquire+0x1ed/0x520 [ 395.261619] ? set_page_refcounted+0x280/0x280 [ 395.266214] ? lock_release+0x970/0x970 [ 395.270205] ? ___might_sleep+0x1ed/0x300 [ 395.274364] ? arch_local_save_flags+0x40/0x40 [ 395.278973] __alloc_pages_slowpath+0x993/0x2d80 [ 395.283776] ? warn_alloc+0x120/0x120 [ 395.287589] ? __radix_tree_lookup+0x4c0/0x4c0 [ 395.292217] ? find_get_entry+0x2f2/0xc40 [ 395.296387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.301941] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 395.306885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.312438] ? should_fail+0x22d/0xd01 [ 395.316347] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.321468] ? __lock_is_held+0xb5/0x140 [ 395.325573] ? __lock_is_held+0xb5/0x140 [ 395.329666] ? __lock_acquire+0x7ec/0x4ec0 [ 395.333928] ? ___might_sleep+0x1ed/0x300 [ 395.338092] ? lock_release+0x970/0x970 [ 395.342100] ? arch_local_save_flags+0x40/0x40 [ 395.346725] ? __might_sleep+0x95/0x190 [ 395.350724] __alloc_pages_nodemask+0xa80/0xde0 [ 395.355426] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 395.360463] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 395.366268] ? kasan_check_read+0x11/0x20 [ 395.370432] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.375722] ? graph_lock+0x170/0x170 [ 395.379530] ? print_usage_bug+0xc0/0xc0 [ 395.383597] ? graph_lock+0x170/0x170 [ 395.387405] ? graph_lock+0x170/0x170 [ 395.391212] ? __do_page_cache_readahead+0x7ce/0x980 [ 395.396325] ? find_held_lock+0x36/0x1c0 [ 395.400397] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 395.405943] alloc_pages_current+0x10c/0x210 [ 395.410370] ? lock_downgrade+0x900/0x900 [ 395.414531] __page_cache_alloc+0x38f/0x5b0 [ 395.418868] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 395.424667] ? kasan_check_read+0x11/0x20 [ 395.428837] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.434125] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 395.438801] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.444346] ? check_preemption_disabled+0x48/0x200 [ 395.449376] filemap_fault+0x1594/0x25f0 [ 395.453458] ? __lock_page_or_retry+0xa00/0xa00 [ 395.458132] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 395.463935] ? kasan_check_read+0x11/0x20 [ 395.468088] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.473372] ? rcu_bh_qs+0xc0/0xc0 [ 395.476930] ? print_usage_bug+0xc0/0xc0 [ 395.481015] ? filemap_map_pages+0xdea/0x1980 [ 395.485534] ? print_usage_bug+0xc0/0xc0 [ 395.489623] ? find_get_pages_range_tag+0x1320/0x1320 [ 395.494831] ? print_usage_bug+0xc0/0xc0 [ 395.498906] ? __lock_acquire+0x7ec/0x4ec0 [ 395.503152] ? graph_lock+0x170/0x170 [ 395.506970] ? __sigqueue_free.part.27+0x7d/0xa0 [ 395.511744] ? __lock_acquire+0x7ec/0x4ec0 [ 395.516023] ? lock_acquire+0x1ed/0x520 [ 395.520012] ? ext4_filemap_fault+0x7a/0xad [ 395.524357] ? lock_release+0x970/0x970 [ 395.528335] ? arch_local_save_flags+0x40/0x40 [ 395.532930] ? mark_held_locks+0x130/0x130 [ 395.537188] ? down_read+0xb0/0x1d0 [ 395.540818] ? ext4_filemap_fault+0x7a/0xad [ 395.545159] ? __down_interruptible+0x700/0x700 [ 395.549847] ? graph_lock+0x170/0x170 [ 395.553657] ? __sigqueue_free.part.27+0x7d/0xa0 [ 395.558431] ext4_filemap_fault+0x82/0xad [ 395.562590] __do_fault+0x100/0x6b0 [ 395.566237] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.571531] ? print_bad_pte+0x6c0/0x6c0 [ 395.575623] ? pmd_val+0x88/0x100 [ 395.579090] ? add_mm_counter_fast+0xd0/0xd0 [ 395.583505] ? pmd_val+0x88/0x100 [ 395.586969] ? add_mm_counter_fast+0xd0/0xd0 [ 395.591393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.596956] __handle_mm_fault+0x3709/0x53e0 [ 395.601393] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 395.606251] ? graph_lock+0x170/0x170 [ 395.610062] ? print_usage_bug+0xc0/0xc0 [ 395.614135] ? graph_lock+0x170/0x170 [ 395.617943] ? graph_lock+0x170/0x170 [ 395.621892] ? handle_mm_fault+0x42a/0xc70 [ 395.626154] ? lock_downgrade+0x900/0x900 [ 395.630317] ? check_preemption_disabled+0x48/0x200 [ 395.635365] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 395.641172] ? kasan_check_read+0x11/0x20 [ 395.645345] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.650641] ? rcu_bh_qs+0xc0/0xc0 [ 395.654197] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.659667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.665226] ? check_preemption_disabled+0x48/0x200 [ 395.670265] handle_mm_fault+0x54f/0xc70 [ 395.674341] ? __handle_mm_fault+0x53e0/0x53e0 [ 395.678938] ? find_vma+0x34/0x190 [ 395.682503] __do_page_fault+0x67d/0xed0 [ 395.686584] ? mm_fault_error+0x380/0x380 [ 395.690755] ? syscall_slow_exit_work+0x520/0x520 [ 395.695626] do_page_fault+0xf2/0x7e0 [ 395.699446] ? vmalloc_sync_all+0x30/0x30 [ 395.703618] ? error_entry+0x70/0xd0 [ 395.707343] ? trace_hardirqs_off_caller+0xbb/0x300 [ 395.712373] ? trace_hardirqs_on_caller+0xc0/0x300 [ 395.717318] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.722269] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.727127] ? trace_hardirqs_off+0x300/0x300 [ 395.731638] ? trace_hardirqs_off_caller+0x300/0x300 [ 395.736767] ? prepare_exit_to_usermode+0x291/0x3b0 [ 395.741799] ? page_fault+0x8/0x30 [ 395.745371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.750233] ? page_fault+0x8/0x30 [ 395.753784] page_fault+0x1e/0x30 [ 395.757243] RIP: 0033:0x45db60 [ 395.760445] Code: Bad RIP value. [ 395.763811] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 395.769195] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 395.776472] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 395.783752] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 395.791057] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 395.798344] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 395.805666] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 395.805740] aoe: skb alloc failure [ 395.812965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.812971] Call Trace: [ 395.812977] [ 395.812998] dump_stack+0x1c4/0x2b4 [ 395.813014] ? dump_stack_print_info.cold.2+0x52/0x52 [ 395.813046] warn_alloc.cold.118+0xb7/0x1bd [ 395.816611] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.825943] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.828509] syz-fuzzer cpuset= [ 395.830660] ? lock_downgrade+0x900/0x900 [ 395.834266] / [ 395.839465] ? trace_hardirqs_off+0xb8/0x300 [ 395.843766] mems_allowed=0 [ 395.854008] ? trace_hardirqs_off+0xb8/0x300 [ 395.879694] __alloc_pages_slowpath+0x2667/0x2d80 [ 395.884584] ? warn_alloc+0x120/0x120 [ 395.888398] ? trace_hardirqs_on+0x310/0x310 [ 395.892821] ? warn_alloc+0x120/0x120 [ 395.896642] ? print_usage_bug+0xc0/0xc0 [ 395.900712] ? warn_alloc+0x120/0x120 [ 395.904523] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 395.909556] ? print_usage_bug+0xc0/0xc0 [ 395.913643] ? __lock_acquire+0x7ec/0x4ec0 [ 395.917897] ? __lock_acquire+0x7ec/0x4ec0 [ 395.922151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.927725] ? should_fail+0x22d/0xd01 [ 395.931638] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.936865] ? __lock_acquire+0x7ec/0x4ec0 [ 395.941131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.946250] ? __lock_acquire+0x7ec/0x4ec0 [ 395.950501] ? should_fail+0x22d/0xd01 [ 395.954863] ? print_usage_bug+0xc0/0xc0 [ 395.958966] ? mark_held_locks+0x130/0x130 [ 395.963232] ? mark_held_locks+0x130/0x130 [ 395.967499] ? graph_lock+0x170/0x170 [ 395.971321] ? print_usage_bug+0xc0/0xc0 [ 395.975400] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 395.980180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.985755] ? check_preemption_disabled+0x48/0x200 [ 395.990788] ? check_preemption_disabled+0x48/0x200 [ 395.995858] ? __lock_is_held+0xb5/0x140 [ 395.999940] __alloc_pages_nodemask+0xa80/0xde0 [ 396.004625] ? graph_lock+0x170/0x170 [ 396.008443] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 396.013467] ? graph_lock+0x170/0x170 [ 396.017296] ? find_held_lock+0x36/0x1c0 [ 396.021380] ? ____cache_alloc_node+0x1c7/0x1e0 [ 396.026067] ? lock_downgrade+0x900/0x900 [ 396.030243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.035805] cache_grow_begin+0x91/0x8c0 [ 396.039891] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.044326] fallback_alloc+0x203/0x2e0 [ 396.048326] ____cache_alloc_node+0x1c7/0x1e0 [ 396.052858] kmem_cache_alloc_node+0xe3/0x730 [ 396.057370] ? ipv6_get_ifaddr+0x42e/0x620 [ 396.062000] __alloc_skb+0x119/0x770 [ 396.065726] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 396.071019] ? skb_scrub_packet+0x490/0x490 [ 396.075353] ? lock_downgrade+0x900/0x900 [ 396.079520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.085069] ? refcount_sub_and_test_checked+0x203/0x310 [ 396.090541] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 396.096004] ? addrconf_rs_timer+0x6f0/0x6f0 [ 396.100436] ndisc_alloc_skb+0x144/0x340 [ 396.104510] ndisc_send_rs+0x331/0x6e0 [ 396.108416] addrconf_rs_timer+0x3c0/0x6f0 [ 396.112754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.116998] call_timer_fn+0x272/0x920 [ 396.120898] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.125144] ? process_timeout+0x40/0x40 [ 396.129234] ? find_held_lock+0x36/0x1c0 [ 396.133322] ? __run_timers+0x7da/0xc70 [ 396.137317] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.141829] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.146337] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.150586] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 396.155180] ? trace_hardirqs_on+0xbd/0x310 [ 396.159504] ? kasan_check_read+0x11/0x20 [ 396.163660] ? __run_timers+0x7da/0xc70 [ 396.167642] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.173117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.177367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.181613] __run_timers+0x7e5/0xc70 [ 396.185436] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 396.190816] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 396.195858] ? graph_lock+0x170/0x170 [ 396.199696] ? enqueue_hrtimer+0x1a5/0x560 [ 396.203937] ? lock_release+0x970/0x970 [ 396.207921] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 396.213127] ? find_held_lock+0x36/0x1c0 [ 396.217199] ? graph_lock+0x170/0x170 [ 396.221003] ? pvclock_read_flags+0x160/0x160 [ 396.225503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.231044] ? check_preemption_disabled+0x48/0x200 [ 396.236081] ? __lock_is_held+0xb5/0x140 [ 396.240160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.245703] ? check_preemption_disabled+0x48/0x200 [ 396.250736] run_timer_softirq+0x52/0xb0 [ 396.254806] ? rcu_read_lock_sched_held+0x108/0x120 [ 396.259851] __do_softirq+0x30b/0xad8 [ 396.263670] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 396.268788] ? pvclock_read_flags+0x160/0x160 [ 396.273304] ? lapic_next_event+0x5a/0x90 [ 396.277470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.283013] ? check_preemption_disabled+0x48/0x200 [ 396.288030] ? check_preemption_disabled+0x48/0x200 [ 396.293056] ? kvm_clock_read+0x18/0x30 [ 396.297038] ? kvm_sched_clock_read+0x9/0x20 [ 396.301455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.306993] ? check_preemption_disabled+0x48/0x200 [ 396.312029] irq_exit+0x17f/0x1c0 [ 396.315494] smp_apic_timer_interrupt+0x1cb/0x760 [ 396.320342] ? smp_reschedule_interrupt+0x109/0x650 [ 396.325368] ? smp_call_function_single_interrupt+0x650/0x650 [ 396.331261] ? interrupt_entry+0xb5/0xf0 [ 396.335326] ? trace_hardirqs_off_caller+0xbb/0x300 [ 396.340342] ? trace_hardirqs_off_caller+0xbb/0x300 [ 396.345367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.350212] ? trace_hardirqs_off+0x300/0x300 [ 396.354711] ? trace_hardirqs_off+0x300/0x300 [ 396.359211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.365096] ? check_preemption_disabled+0x48/0x200 [ 396.370137] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.374994] apic_timer_interrupt+0xf/0x20 [ 396.379224] [ 396.381472] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 396.386403] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 396.405307] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 396.413020] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 396.420293] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 396.427575] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 396.434853] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 396.442127] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 396.449455] skb_clone+0x1bb/0x500 [ 396.453005] ? skb_split+0x11e0/0x11e0 [ 396.456903] ? preempt_notifier_register+0x200/0x200 [ 396.462010] ? __switch_to_asm+0x34/0x70 [ 396.466083] ? __switch_to_asm+0x34/0x70 [ 396.470165] ? lockdep_hardirqs_on+0x421/0x5c0 [ 396.474767] bpf_clone_redirect+0xb9/0x490 [ 396.479008] ? trace_hardirqs_off_caller+0x300/0x300 [ 396.484127] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 396.489158] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 396.493959] ? find_held_lock+0x36/0x1c0 [ 396.498034] ? lock_acquire+0x1ed/0x520 [ 396.502015] ? bpf_test_run+0x32e/0x5a0 [ 396.505998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.511537] ? check_preemption_disabled+0x48/0x200 [ 396.516561] ? kasan_check_read+0x11/0x20 [ 396.520713] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 396.525992] ? rcu_bh_qs+0xc0/0xc0 [ 396.529547] ? bpf_test_run+0x1c0/0x5a0 [ 396.533540] ? netlink_diag_dump+0x2a0/0x2a0 [ 396.537953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.543493] ? bpf_test_init.isra.9+0x70/0x100 [ 396.548086] ? bpf_prog_test_run_skb+0x634/0xb40 [ 396.552865] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 396.557717] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 396.563264] ? fput+0x130/0x1a0 [ 396.566557] ? __bpf_prog_get+0x9b/0x290 [ 396.570629] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 396.575477] ? bpf_prog_test_run+0x130/0x1a0 [ 396.579896] ? __x64_sys_bpf+0x3d8/0x510 [ 396.583964] ? bpf_prog_get+0x20/0x20 [ 396.587789] ? do_syscall_64+0x1b9/0x820 [ 396.591865] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.597240] ? syscall_return_slowpath+0x5e0/0x5e0 [ 396.602180] ? trace_hardirqs_off+0x300/0x300 [ 396.606685] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 396.611716] ? recalc_sigpending_tsk+0x180/0x180 [ 396.616490] ? kasan_check_write+0x14/0x20 [ 396.620748] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.625611] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.631005] warn_alloc_show_mem: 1 callbacks suppressed [ 396.631018] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 396.631020] Mem-Info: [ 396.631054] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 396.631054] active_file:18 inactive_file:16 isolated_file:0 [ 396.631054] unevictable:0 dirty:0 writeback:0 unstable:0 [ 396.631054] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 396.631054] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 396.631054] free:13623 free_pcp:186 free_cma:0 [ 396.636402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.643349] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 396.645755] Call Trace: [ 396.678640] Node 0 [ 396.688008] [ 396.715708] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.718277] dump_stack+0x1c4/0x2b4 [ 396.720481] lowmem_reserve[]: 0 [ 396.722730] ? dump_stack_print_info.cold.2+0x52/0x52 [ 396.748211] 2815 6318 [ 396.751884] warn_alloc.cold.118+0xb7/0x1bd [ 396.755129] 6318 [ 396.760321] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.762792] Node 0 [ 396.767114] ? lock_downgrade+0x900/0x900 [ 396.769185] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.774010] ? trace_hardirqs_off+0xb8/0x300 [ 396.776215] lowmem_reserve[]: 0 [ 396.780373] ? trace_hardirqs_off+0xb8/0x300 [ 396.806893] 0 3503 [ 396.811325] __alloc_pages_slowpath+0x2667/0x2d80 [ 396.814564] 3503 [ 396.819011] ? warn_alloc+0x120/0x120 [ 396.821198] Node 0 [ 396.826038] ? __lock_acquire+0x7ec/0x4ec0 [ 396.828115] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 396.831882] ? warn_alloc+0x120/0x120 [ 396.834088] lowmem_reserve[]: 0 [ 396.838331] ? print_usage_bug+0xc0/0xc0 [ 396.866679] 0 0 [ 396.870512] ? warn_alloc+0x120/0x120 [ 396.873768] 0 [ 396.877837] ? print_usage_bug+0xc0/0xc0 [ 396.883583] ? mark_held_locks+0x130/0x130 [ 396.885368] Node 0 [ 396.889423] ? mark_held_locks+0x130/0x130 [ 396.893627] DMA: 1*4kB [ 396.895876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.900086] (U) [ 396.902672] ? should_fail+0x22d/0xd01 [ 396.908180] 0*8kB 0*16kB [ 396.910169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.914025] 1*32kB (U) [ 396.916797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.922305] 2*64kB (U) [ 396.924899] ? __lock_acquire+0x7ec/0x4ec0 [ 396.930001] 1*128kB (U) [ 396.932607] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.936814] 1*256kB [ 396.939529] ? should_fail+0x22d/0xd01 [ 396.944611] (U) 0*512kB [ 396.946960] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 396.950813] 1*1024kB (U) [ 396.953865] ? mark_held_locks+0x130/0x130 [ 396.959376] 1*2048kB [ 396.962137] ? mark_held_locks+0x130/0x130 [ 396.966341] (M) 3*4096kB [ 396.968771] ? graph_lock+0x170/0x170 [ 396.972981] (M) [ 396.975736] ? graph_lock+0x170/0x170 [ 396.979511] = 15908kB [ 396.979520] Node 0 [ 396.981495] ? print_usage_bug+0xc0/0xc0 [ 396.985271] DMA32: 4*4kB [ 396.987692] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.989909] (UM) [ 396.993971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.996705] 3*8kB [ 397.001112] ? check_preemption_disabled+0x48/0x200 [ 397.003159] (UM) [ 397.008697] ? check_preemption_disabled+0x48/0x200 [ 397.010819] 1*16kB (M) [ 397.015869] ? __lock_is_held+0xb5/0x140 [ 397.017896] 2*32kB (UM) [ 397.022927] __alloc_pages_nodemask+0xa80/0xde0 [ 397.025478] 2*64kB (M) [ 397.029549] ? graph_lock+0x170/0x170 [ 397.032192] 4*128kB (UM) [ 397.036870] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 397.039423] 2*256kB (M) [ 397.043235] ? graph_lock+0x170/0x170 [ 397.045971] 4*512kB [ 397.051007] ? find_held_lock+0x36/0x1c0 [ 397.053642] (UM) 3*1024kB [ 397.057462] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.059748] (M) 3*2048kB [ 397.063819] ? lock_downgrade+0x900/0x900 [ 397.066652] (M) [ 397.071327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.074051] 3*4096kB (M) [ 397.078212] cache_grow_begin+0x91/0x8c0 [ 397.080155] = 24824kB [ 397.080170] Node 0 [ 397.085709] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.088443] Normal: [ 397.092513] fallback_alloc+0x203/0x2e0 [ 397.094894] 2044*4kB [ 397.097135] ____cache_alloc_node+0x1c7/0x1e0 [ 397.101510] (UMEH) 226*8kB [ 397.103855] kmem_cache_alloc_node+0xe3/0x730 [ 397.107802] (UMEH) [ 397.110226] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 397.114692] 46*16kB (UME) [ 397.117649] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 397.122154] 27*32kB [ 397.124402] __alloc_skb+0x119/0x770 [ 397.129464] (UME) 10*64kB [ 397.132323] ? calc_wheel_index+0x220/0x220 [ 397.136878] (UME) [ 397.139203] ? skb_scrub_packet+0x490/0x490 [ 397.142891] 4*128kB (UM) [ 397.145751] ? vprintk_default+0x28/0x30 [ 397.150050] 0*256kB [ 397.152197] ? vprintk_func+0x85/0x181 [ 397.156494] 2*512kB (U) [ 397.159265] ? printk+0xa7/0xcf [ 397.163294] 0*1024kB 0*2048kB [ 397.165639] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 397.169505] 0*4096kB = 13760kB [ 397.172191] new_skb+0x26/0x1c0 [ 397.175451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 397.178645] aoecmd_cfg+0x279/0x7f0 [ 397.183383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 397.186567] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 397.189830] 413 total pagecache pages [ 397.198667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.202272] 0 pages in swap cache [ 397.210850] ? check_preemption_disabled+0x48/0x200 [ 397.215145] Swap cache stats: add 0, delete 0, find 0/0 [ 397.215155] Free swap = 0kB [ 397.218957] ? check_preemption_disabled+0x48/0x200 [ 397.224471] Total swap = 0kB [ 397.224480] 1965979 pages RAM [ 397.227950] ? __lock_is_held+0xb5/0x140 [ 397.232930] 0 pages HighMem/MovableOnly [ 397.238308] discover_timer+0x50/0x60 [ 397.241291] 343323 pages reserved [ 397.241300] 0 pages cma reserved [ 397.246316] call_timer_fn+0x272/0x920 [ 397.249415] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.252421] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 397.252438] ? process_timeout+0x40/0x40 [ 397.252450] ? find_held_lock+0x36/0x1c0 [ 397.252472] ? mark_held_locks+0xc7/0x130 [ 397.256576] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.260487] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.264265] syz-executor3 cpuset= [ 397.267715] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.271056] syz3 [ 397.274942] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 397.281414] mems_allowed=0 [ 397.286261] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 397.335636] ? trace_hardirqs_on+0xbd/0x310 [ 397.339961] ? kasan_check_read+0x11/0x20 [ 397.344118] ? __run_timers+0x7da/0xc70 [ 397.348106] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.353575] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 397.358429] __run_timers+0x7e5/0xc70 [ 397.362246] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 397.367621] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.372647] ? graph_lock+0x170/0x170 [ 397.376458] ? print_usage_bug+0xc0/0xc0 [ 397.380520] ? lock_release+0x970/0x970 [ 397.384505] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 397.389708] ? find_held_lock+0x36/0x1c0 [ 397.393775] ? graph_lock+0x170/0x170 [ 397.397582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.403128] ? check_preemption_disabled+0x48/0x200 [ 397.408163] ? __lock_is_held+0xb5/0x140 [ 397.412230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.417768] ? check_preemption_disabled+0x48/0x200 [ 397.422794] run_timer_softirq+0x52/0xb0 [ 397.426863] ? rcu_read_lock_sched_held+0x108/0x120 [ 397.431886] __do_softirq+0x30b/0xad8 [ 397.435711] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 397.440829] ? pvclock_read_flags+0x160/0x160 [ 397.445337] ? lapic_next_event+0x5a/0x90 [ 397.449490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.455029] ? check_preemption_disabled+0x48/0x200 [ 397.460045] ? check_preemption_disabled+0x48/0x200 [ 397.465071] ? kvm_clock_read+0x18/0x30 [ 397.469052] ? kvm_sched_clock_read+0x9/0x20 [ 397.473465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.479006] ? check_preemption_disabled+0x48/0x200 [ 397.484045] irq_exit+0x17f/0x1c0 [ 397.487502] smp_apic_timer_interrupt+0x1cb/0x760 [ 397.492348] ? smp_reschedule_interrupt+0x109/0x650 [ 397.497370] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.503266] ? interrupt_entry+0xb5/0xf0 [ 397.507332] ? trace_hardirqs_off_caller+0xbb/0x300 [ 397.512347] ? trace_hardirqs_off_caller+0xbb/0x300 [ 397.517367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.522215] ? trace_hardirqs_off+0x300/0x300 [ 397.526712] ? trace_hardirqs_off+0x300/0x300 [ 397.531216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.536756] ? check_preemption_disabled+0x48/0x200 [ 397.541777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.547329] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.552186] apic_timer_interrupt+0xf/0x20 [ 397.556418] [ 397.558667] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 397.564390] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 397.583311] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 397.591031] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 397.598299] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 397.605573] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 397.612856] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 397.620127] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 397.627443] cgroup_file_notify+0x226/0x2f0 [ 397.631773] ? cgroup_procs_write_finish+0xf0/0xf0 [ 397.636705] ? print_usage_bug+0xc0/0xc0 [ 397.640777] ? find_held_lock+0x36/0x1c0 [ 397.644853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.650404] shrink_node+0x5e1/0x16b0 [ 397.654212] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 397.659530] ? shrink_node_memcg+0x18e0/0x18e0 [ 397.664122] ? kvm_clock_read+0x18/0x30 [ 397.668103] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 397.673134] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 397.677639] ? kasan_check_write+0x14/0x20 [ 397.681880] ? do_raw_spin_lock+0xc1/0x200 [ 397.686120] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.691664] ? __cpuset_node_allowed+0x19b/0x660 [ 397.696427] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 397.702141] ? delayacct_end+0x5a/0x100 [ 397.706131] do_try_to_free_pages+0x3e7/0x1290 [ 397.710742] ? shrink_node+0x16b0/0x16b0 [ 397.714813] ? __lock_is_held+0xb5/0x140 [ 397.718908] try_to_free_pages+0x4d0/0xb90 [ 397.723155] ? do_try_to_free_pages+0x1290/0x1290 [ 397.728175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.733734] ? lock_acquire+0x1ed/0x520 [ 397.737712] ? set_page_refcounted+0x280/0x280 [ 397.742411] ? lock_release+0x970/0x970 [ 397.746396] ? ___might_sleep+0x1ed/0x300 [ 397.750552] ? arch_local_save_flags+0x40/0x40 [ 397.755156] __alloc_pages_slowpath+0x993/0x2d80 [ 397.759959] ? warn_alloc+0x120/0x120 [ 397.763768] ? __radix_tree_lookup+0x4c0/0x4c0 [ 397.768373] ? find_get_entry+0x2f2/0xc40 [ 397.772539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.778087] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 397.783050] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.788594] ? should_fail+0x22d/0xd01 [ 397.792502] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.797630] ? __lock_is_held+0xb5/0x140 [ 397.801729] ? __lock_is_held+0xb5/0x140 [ 397.805815] ? __lock_acquire+0x7ec/0x4ec0 [ 397.810071] ? ___might_sleep+0x1ed/0x300 [ 397.814225] ? lock_release+0x970/0x970 [ 397.818207] ? arch_local_save_flags+0x40/0x40 [ 397.822807] ? __might_sleep+0x95/0x190 [ 397.826804] __alloc_pages_nodemask+0xa80/0xde0 [ 397.831503] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 397.836527] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 397.842326] ? kasan_check_read+0x11/0x20 [ 397.846481] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 397.851769] ? graph_lock+0x170/0x170 [ 397.855574] ? print_usage_bug+0xc0/0xc0 [ 397.859651] ? graph_lock+0x170/0x170 [ 397.863459] ? graph_lock+0x170/0x170 [ 397.867271] ? __do_page_cache_readahead+0x7ce/0x980 [ 397.872385] ? find_held_lock+0x36/0x1c0 [ 397.876459] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 397.882009] alloc_pages_current+0x10c/0x210 [ 397.886418] ? lock_downgrade+0x900/0x900 [ 397.890578] __page_cache_alloc+0x38f/0x5b0 [ 397.894910] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 397.900707] ? kasan_check_read+0x11/0x20 [ 397.904867] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 397.910161] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 397.914848] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.920390] ? check_preemption_disabled+0x48/0x200 [ 397.925420] filemap_fault+0x1594/0x25f0 [ 397.929518] ? __lock_page_or_retry+0xa00/0xa00 [ 397.934194] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 397.940001] ? kasan_check_read+0x11/0x20 [ 397.944157] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 397.949441] ? rcu_bh_qs+0xc0/0xc0 [ 397.952995] ? print_usage_bug+0xc0/0xc0 [ 397.957068] ? filemap_map_pages+0xdea/0x1980 [ 397.961579] ? print_usage_bug+0xc0/0xc0 [ 397.965664] ? find_get_pages_range_tag+0x1320/0x1320 [ 397.970862] ? print_usage_bug+0xc0/0xc0 [ 397.974925] ? __lock_acquire+0x7ec/0x4ec0 [ 397.979170] ? graph_lock+0x170/0x170 [ 397.982981] ? __sigqueue_free.part.27+0x7d/0xa0 [ 397.987748] ? __lock_acquire+0x7ec/0x4ec0 [ 397.992001] ? lock_acquire+0x1ed/0x520 [ 397.995983] ? ext4_filemap_fault+0x7a/0xad [ 398.000321] ? lock_release+0x970/0x970 [ 398.004297] ? arch_local_save_flags+0x40/0x40 [ 398.008885] ? mark_held_locks+0x130/0x130 [ 398.013136] ? down_read+0xb0/0x1d0 [ 398.016765] ? ext4_filemap_fault+0x7a/0xad [ 398.021091] ? __down_interruptible+0x700/0x700 [ 398.025765] ? graph_lock+0x170/0x170 [ 398.029568] ? __sigqueue_free.part.27+0x7d/0xa0 [ 398.034344] ext4_filemap_fault+0x82/0xad [ 398.038500] __do_fault+0x100/0x6b0 [ 398.042132] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 398.047415] ? print_bad_pte+0x6c0/0x6c0 [ 398.051484] ? pmd_val+0x88/0x100 [ 398.054944] ? add_mm_counter_fast+0xd0/0xd0 [ 398.059851] ? pmd_val+0x88/0x100 [ 398.063309] ? add_mm_counter_fast+0xd0/0xd0 [ 398.067731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.073278] __handle_mm_fault+0x3709/0x53e0 [ 398.077705] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 398.082553] ? graph_lock+0x170/0x170 [ 398.086362] ? print_usage_bug+0xc0/0xc0 [ 398.090428] ? graph_lock+0x170/0x170 [ 398.094227] ? graph_lock+0x170/0x170 [ 398.098051] ? handle_mm_fault+0x42a/0xc70 [ 398.102293] ? lock_downgrade+0x900/0x900 [ 398.106444] ? check_preemption_disabled+0x48/0x200 [ 398.111469] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 398.117275] ? kasan_check_read+0x11/0x20 [ 398.121433] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 398.126715] ? rcu_bh_qs+0xc0/0xc0 [ 398.130263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.135722] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.141269] ? check_preemption_disabled+0x48/0x200 [ 398.146296] handle_mm_fault+0x54f/0xc70 [ 398.150370] ? __handle_mm_fault+0x53e0/0x53e0 [ 398.154962] ? find_vma+0x34/0x190 [ 398.158513] __do_page_fault+0x67d/0xed0 [ 398.162586] ? mm_fault_error+0x380/0x380 [ 398.166749] ? syscall_slow_exit_work+0x520/0x520 [ 398.171598] do_page_fault+0xf2/0x7e0 [ 398.175410] ? vmalloc_sync_all+0x30/0x30 [ 398.179570] ? error_entry+0x70/0xd0 [ 398.183300] ? trace_hardirqs_off_caller+0xbb/0x300 [ 398.188322] ? trace_hardirqs_on_caller+0xc0/0x300 [ 398.193258] ? syscall_return_slowpath+0x5e0/0x5e0 [ 398.198189] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.203039] ? trace_hardirqs_off+0x300/0x300 [ 398.207536] ? trace_hardirqs_off_caller+0x300/0x300 [ 398.212646] ? prepare_exit_to_usermode+0x291/0x3b0 [ 398.217669] ? page_fault+0x8/0x30 [ 398.221211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.226063] ? page_fault+0x8/0x30 [ 398.229614] page_fault+0x1e/0x30 [ 398.233085] RIP: 0033:0x45db60 [ 398.236307] Code: Bad RIP value. [ 398.239671] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 398.245044] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 398.252315] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 398.259586] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 398.266861] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 398.274131] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 398.281436] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 398.281524] aoe: skb alloc failure [ 398.288716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.288726] Call Trace: [ 398.292333] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.301611] [ 398.304182] syz-fuzzer cpuset= [ 398.314403] dump_stack+0x1c4/0x2b4 [ 398.316533] / [ 398.319721] ? dump_stack_print_info.cold.2+0x52/0x52 [ 398.323330] mems_allowed=0 [ 398.325049] warn_alloc.cold.118+0xb7/0x1bd [ 398.337449] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.342300] ? lock_downgrade+0x900/0x900 [ 398.346457] ? trace_hardirqs_off+0xb8/0x300 [ 398.350878] ? trace_hardirqs_off+0xb8/0x300 [ 398.355296] __alloc_pages_slowpath+0x2667/0x2d80 [ 398.360176] ? warn_alloc+0x120/0x120 [ 398.363987] ? warn_alloc+0x120/0x120 [ 398.367794] ? print_usage_bug+0xc0/0xc0 [ 398.371869] ? warn_alloc+0x120/0x120 [ 398.375673] ? print_usage_bug+0xc0/0xc0 [ 398.379737] ? __lock_acquire+0x7ec/0x4ec0 [ 398.383976] ? __lock_acquire+0x7ec/0x4ec0 [ 398.388214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.393759] ? should_fail+0x22d/0xd01 [ 398.397654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.402763] ? __lock_acquire+0x7ec/0x4ec0 [ 398.407007] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.412118] ? __lock_acquire+0x7ec/0x4ec0 [ 398.416354] ? should_fail+0x22d/0xd01 [ 398.420254] ? mark_held_locks+0x130/0x130 [ 398.424496] ? mark_held_locks+0x130/0x130 [ 398.428736] ? graph_lock+0x170/0x170 [ 398.432539] ? graph_lock+0x170/0x170 [ 398.436346] ? graph_lock+0x170/0x170 [ 398.440148] ? print_usage_bug+0xc0/0xc0 [ 398.444210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.449753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.455291] ? check_preemption_disabled+0x48/0x200 [ 398.460306] ? check_preemption_disabled+0x48/0x200 [ 398.465338] ? __lock_is_held+0xb5/0x140 [ 398.469408] __alloc_pages_nodemask+0xa80/0xde0 [ 398.474082] ? graph_lock+0x170/0x170 [ 398.477897] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 398.482912] ? graph_lock+0x170/0x170 [ 398.486732] ? find_held_lock+0x36/0x1c0 [ 398.490807] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.495489] ? lock_downgrade+0x900/0x900 [ 398.499646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.505194] cache_grow_begin+0x91/0x8c0 [ 398.509257] ? do_raw_spin_unlock+0xa7/0x2f0 [ 398.513678] fallback_alloc+0x203/0x2e0 [ 398.517663] ____cache_alloc_node+0x1c7/0x1e0 [ 398.522171] kmem_cache_alloc_node+0xe3/0x730 [ 398.526674] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.530924] __alloc_skb+0x119/0x770 [ 398.534644] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 398.539946] ? skb_scrub_packet+0x490/0x490 [ 398.544279] ? lock_downgrade+0x900/0x900 [ 398.548456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.554000] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.559461] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.564915] ? addrconf_rs_timer+0x6f0/0x6f0 [ 398.569341] ndisc_alloc_skb+0x144/0x340 [ 398.573419] ndisc_send_rs+0x331/0x6e0 [ 398.577323] addrconf_rs_timer+0x3c0/0x6f0 [ 398.581565] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.585819] call_timer_fn+0x272/0x920 [ 398.589720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.593960] ? process_timeout+0x40/0x40 [ 398.598020] ? find_held_lock+0x36/0x1c0 [ 398.602095] ? __run_timers+0x7da/0xc70 [ 398.606082] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.610585] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.615092] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.619346] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 398.623935] ? trace_hardirqs_on+0xbd/0x310 [ 398.628254] ? kasan_check_read+0x11/0x20 [ 398.632404] ? __run_timers+0x7da/0xc70 [ 398.636390] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.641857] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.646111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.650347] __run_timers+0x7e5/0xc70 [ 398.654163] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 398.659530] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.664552] ? graph_lock+0x170/0x170 [ 398.668365] ? enqueue_hrtimer+0x1a5/0x560 [ 398.672598] ? lock_release+0x970/0x970 [ 398.676578] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 398.681780] ? find_held_lock+0x36/0x1c0 [ 398.685855] ? graph_lock+0x170/0x170 [ 398.689669] ? pvclock_read_flags+0x160/0x160 [ 398.694165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.699706] ? check_preemption_disabled+0x48/0x200 [ 398.704739] ? __lock_is_held+0xb5/0x140 [ 398.708803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.714348] ? check_preemption_disabled+0x48/0x200 [ 398.719377] run_timer_softirq+0x52/0xb0 [ 398.723440] ? rcu_read_lock_sched_held+0x108/0x120 [ 398.728488] __do_softirq+0x30b/0xad8 [ 398.732302] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 398.737412] ? pvclock_read_flags+0x160/0x160 [ 398.741913] ? lapic_next_event+0x5a/0x90 [ 398.746067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.751607] ? check_preemption_disabled+0x48/0x200 [ 398.756623] ? check_preemption_disabled+0x48/0x200 [ 398.761649] ? kvm_clock_read+0x18/0x30 [ 398.765630] ? kvm_sched_clock_read+0x9/0x20 [ 398.770045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.775587] ? check_preemption_disabled+0x48/0x200 [ 398.780618] irq_exit+0x17f/0x1c0 [ 398.784077] smp_apic_timer_interrupt+0x1cb/0x760 [ 398.788928] ? smp_reschedule_interrupt+0x109/0x650 [ 398.793950] ? smp_call_function_single_interrupt+0x650/0x650 [ 398.799848] ? interrupt_entry+0xb5/0xf0 [ 398.803913] ? trace_hardirqs_off_caller+0xbb/0x300 [ 398.808930] ? trace_hardirqs_off_caller+0xbb/0x300 [ 398.813952] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.818800] ? trace_hardirqs_off+0x300/0x300 [ 398.823300] ? trace_hardirqs_off+0x300/0x300 [ 398.827799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.833344] ? check_preemption_disabled+0x48/0x200 [ 398.838375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.843228] apic_timer_interrupt+0xf/0x20 [ 398.847456] [ 398.849695] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 398.854629] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 398.873531] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 398.881241] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 398.888510] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 398.895778] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 398.903043] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 398.910312] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 398.917628] skb_clone+0x1bb/0x500 [ 398.921171] ? skb_split+0x11e0/0x11e0 [ 398.925065] ? preempt_notifier_register+0x200/0x200 [ 398.930168] ? __switch_to_asm+0x34/0x70 [ 398.934231] ? __switch_to_asm+0x34/0x70 [ 398.938303] ? lockdep_hardirqs_on+0x421/0x5c0 [ 398.942896] bpf_clone_redirect+0xb9/0x490 [ 398.947139] ? trace_hardirqs_off_caller+0x300/0x300 [ 398.952774] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 398.957802] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 398.962583] ? find_held_lock+0x36/0x1c0 [ 398.966656] ? lock_acquire+0x1ed/0x520 [ 398.970633] ? bpf_test_run+0x32e/0x5a0 [ 398.974614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.980166] ? check_preemption_disabled+0x48/0x200 [ 398.985205] ? kasan_check_read+0x11/0x20 [ 398.989362] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 398.994645] ? rcu_bh_qs+0xc0/0xc0 [ 398.998202] ? bpf_test_run+0x1c0/0x5a0 [ 399.002190] ? netlink_diag_dump+0x2a0/0x2a0 [ 399.006608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.012146] ? bpf_test_init.isra.9+0x70/0x100 [ 399.016737] ? bpf_prog_test_run_skb+0x634/0xb40 [ 399.021509] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 399.026358] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 399.031900] ? fput+0x130/0x1a0 [ 399.035182] ? __bpf_prog_get+0x9b/0x290 [ 399.039247] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 399.044089] ? bpf_prog_test_run+0x130/0x1a0 [ 399.048514] ? __x64_sys_bpf+0x3d8/0x510 [ 399.052595] ? bpf_prog_get+0x20/0x20 [ 399.056420] ? do_syscall_64+0x1b9/0x820 [ 399.060484] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.065861] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.070798] ? trace_hardirqs_off+0x300/0x300 [ 399.075310] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 399.080330] ? recalc_sigpending_tsk+0x180/0x180 [ 399.085086] ? kasan_check_write+0x14/0x20 [ 399.089337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.094202] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.099591] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 399.099597] warn_alloc_show_mem: 1 callbacks suppressed [ 399.099612] Mem-Info: [ 399.106547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.111920] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 399.111920] active_file:18 inactive_file:16 isolated_file:0 [ 399.111920] unevictable:0 dirty:0 writeback:0 unstable:0 [ 399.111920] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 399.111920] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 399.111920] free:13623 free_pcp:186 free_cma:0 [ 399.114298] Call Trace: [ 399.123694] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 399.156548] [ 399.159134] Node 0 [ 399.186810] dump_stack+0x1c4/0x2b4 [ 399.188973] 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 [ 399.191189] ? dump_stack_print_info.cold.2+0x52/0x52 [ 399.194787] lowmem_reserve[]: 0 [ 399.220319] warn_alloc.cold.118+0xb7/0x1bd [ 399.225481] 2815 [ 399.228761] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.233061] 6318 6318 [ 399.235135] ? lock_downgrade+0x900/0x900 [ 399.239958] Node 0 [ 399.242458] ? trace_hardirqs_off+0xb8/0x300 [ 399.246616] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 399.248844] ? trace_hardirqs_off+0xb8/0x300 [ 399.253219] lowmem_reserve[]: 0 [ 399.279789] __alloc_pages_slowpath+0x2667/0x2d80 [ 399.284173] 0 3503 [ 399.287495] ? warn_alloc+0x120/0x120 [ 399.292453] 3503 [ 399.294705] ? warn_alloc+0x120/0x120 [ 399.298484] Node 0 [ 399.300550] ? print_usage_bug+0xc0/0xc0 [ 399.304357] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 399.306571] ? warn_alloc+0x120/0x120 [ 399.310607] lowmem_reserve[]: 0 0 0 0 [ 399.339002] ? print_usage_bug+0xc0/0xc0 [ 399.346577] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.350617] Node 0 [ 399.355633] ? ktime_get+0x2e1/0x440 [ 399.355637] DMA: 1*4kB [ 399.357885] ? check_preemption_disabled+0x48/0x200 [ 399.361571] (U) 0*8kB [ 399.364175] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.369172] 0*16kB [ 399.371667] ? should_fail+0x22d/0xd01 [ 399.377174] 1*32kB (U) [ 399.379423] ? kasan_check_read+0x11/0x20 [ 399.383285] 2*64kB (U) [ 399.385883] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 399.390010] 1*128kB [ 399.392594] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.397855] (U) [ 399.400182] ? __lock_acquire+0x7ec/0x4ec0 [ 399.405257] 1*256kB (U) [ 399.407247] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.411452] 0*512kB 1*1024kB [ 399.414150] ? should_fail+0x22d/0xd01 [ 399.419225] (U) 1*2048kB [ 399.422354] ? mark_held_locks+0x130/0x130 [ 399.426210] (M) [ 399.428970] ? mark_held_locks+0x130/0x130 [ 399.433177] 3*4096kB (M) [ 399.435165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.439373] = 15908kB [ 399.439383] Node 0 [ 399.442149] ? graph_lock+0x170/0x170 [ 399.447652] DMA32: 4*4kB [ 399.450069] ? mark_held_locks+0xc7/0x130 [ 399.450090] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 399.452312] (UM) 3*8kB [ 399.456136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.458859] (UM) 1*16kB [ 399.463019] ? check_preemption_disabled+0x48/0x200 [ 399.468006] (M) 2*32kB [ 399.470599] ? check_preemption_disabled+0x48/0x200 [ 399.476123] (UM) [ 399.478801] ? __lock_is_held+0xb5/0x140 [ 399.483787] 2*64kB (M) [ 399.486396] __alloc_pages_nodemask+0xa80/0xde0 [ 399.491381] 4*128kB (UM) [ 399.493453] ? graph_lock+0x170/0x170 [ 399.497489] 2*256kB (M) [ 399.500088] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 399.504738] 4*512kB (UM) [ 399.507508] ? graph_lock+0x170/0x170 [ 399.511282] 3*1024kB (M) [ 399.513971] ? find_held_lock+0x36/0x1c0 [ 399.518954] 3*2048kB (M) [ 399.521732] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.525498] 3*4096kB (M) [ 399.528266] ? lock_downgrade+0x900/0x900 [ 399.532305] = 24824kB [ 399.532315] Node 0 [ 399.535080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.539719] Normal: 2044*4kB [ 399.542495] cache_grow_begin+0x91/0x8c0 [ 399.546618] (UMEH) 226*8kB [ 399.549048] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.551256] (UMEH) 46*16kB [ 399.556835] fallback_alloc+0x203/0x2e0 [ 399.559909] (UME) [ 399.563985] ____cache_alloc_node+0x1c7/0x1e0 [ 399.566899] 27*32kB [ 399.571318] kmem_cache_alloc_node+0xe3/0x730 [ 399.574224] (UME) [ 399.578205] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 399.580330] 10*64kB (UME) [ 399.584850] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 399.587150] 4*128kB (UM) [ 399.591657] __alloc_skb+0x119/0x770 [ 399.593776] 0*256kB 2*512kB [ 399.598892] ? calc_wheel_index+0x220/0x220 [ 399.601706] (U) 0*1024kB [ 399.606325] ? skb_scrub_packet+0x490/0x490 [ 399.609061] 0*2048kB 0*4096kB [ 399.612794] ? vprintk_default+0x28/0x30 [ 399.615779] = 13760kB [ 399.615794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 399.620110] ? vprintk_func+0x85/0x181 [ 399.622866] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 399.627183] ? printk+0xa7/0xcf [ 399.630357] 413 total pagecache pages [ 399.634417] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 399.636817] 0 pages in swap cache [ 399.645662] new_skb+0x26/0x1c0 [ 399.649522] Swap cache stats: add 0, delete 0, find 0/0 [ 399.649533] Free swap = 0kB [ 399.658120] aoecmd_cfg+0x279/0x7f0 [ 399.661374] Total swap = 0kB [ 399.661383] 1965979 pages RAM [ 399.665187] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 399.669913] 0 pages HighMem/MovableOnly [ 399.669923] 343323 pages reserved [ 399.673382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.676632] 0 pages cma reserved [ 399.676708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.681997] ? check_preemption_disabled+0x48/0x200 [ 399.682010] ? check_preemption_disabled+0x48/0x200 [ 399.682038] ? __lock_is_held+0xb5/0x140 [ 399.685097] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.688670] discover_timer+0x50/0x60 [ 399.691664] syz-executor3 cpuset= [ 399.694774] call_timer_fn+0x272/0x920 [ 399.699077] syz3 [ 399.703057] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.706498] mems_allowed=0 [ 399.712034] ? process_timeout+0x40/0x40 [ 399.771261] ? find_held_lock+0x36/0x1c0 [ 399.775368] ? mark_held_locks+0xc7/0x130 [ 399.779527] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.784024] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.788522] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.793368] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 399.797956] ? trace_hardirqs_on+0xbd/0x310 [ 399.802279] ? kasan_check_read+0x11/0x20 [ 399.806433] ? __run_timers+0x7da/0xc70 [ 399.810416] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.815891] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 399.820742] __run_timers+0x7e5/0xc70 [ 399.824565] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 399.829937] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 399.834963] ? graph_lock+0x170/0x170 [ 399.838782] ? print_usage_bug+0xc0/0xc0 [ 399.842853] ? lock_release+0x970/0x970 [ 399.846842] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 399.852046] ? find_held_lock+0x36/0x1c0 [ 399.856118] ? graph_lock+0x170/0x170 [ 399.859933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.865472] ? check_preemption_disabled+0x48/0x200 [ 399.870504] ? __lock_is_held+0xb5/0x140 [ 399.874572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.880118] ? check_preemption_disabled+0x48/0x200 [ 399.885152] run_timer_softirq+0x52/0xb0 [ 399.889390] ? rcu_read_lock_sched_held+0x108/0x120 [ 399.894415] __do_softirq+0x30b/0xad8 [ 399.898233] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 399.903346] ? pvclock_read_flags+0x160/0x160 [ 399.907867] ? lapic_next_event+0x5a/0x90 [ 399.912022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.917567] ? check_preemption_disabled+0x48/0x200 [ 399.922588] ? check_preemption_disabled+0x48/0x200 [ 399.927623] ? kvm_clock_read+0x18/0x30 [ 399.931610] ? kvm_sched_clock_read+0x9/0x20 [ 399.936027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.941572] ? check_preemption_disabled+0x48/0x200 [ 399.946618] irq_exit+0x17f/0x1c0 [ 399.950089] smp_apic_timer_interrupt+0x1cb/0x760 [ 399.954942] ? smp_reschedule_interrupt+0x109/0x650 [ 399.959971] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.965872] ? interrupt_entry+0xb5/0xf0 [ 399.969942] ? trace_hardirqs_off_caller+0xbb/0x300 [ 399.974968] ? trace_hardirqs_off_caller+0xbb/0x300 [ 399.979998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.984855] ? trace_hardirqs_off+0x300/0x300 [ 399.989354] ? trace_hardirqs_off+0x300/0x300 [ 399.993864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.999405] ? check_preemption_disabled+0x48/0x200 [ 400.004423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.009978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.014849] apic_timer_interrupt+0xf/0x20 [ 400.019084] [ 400.021330] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 400.027045] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 400.045955] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 400.053674] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 400.061411] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 400.068682] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 400.075957] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 400.083231] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 400.090543] cgroup_file_notify+0x226/0x2f0 [ 400.094879] ? cgroup_procs_write_finish+0xf0/0xf0 [ 400.099822] ? print_usage_bug+0xc0/0xc0 [ 400.103912] ? find_held_lock+0x36/0x1c0 [ 400.107981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.113530] shrink_node+0x5e1/0x16b0 [ 400.117339] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 400.122785] ? shrink_node_memcg+0x18e0/0x18e0 [ 400.127377] ? kvm_clock_read+0x18/0x30 [ 400.131356] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 400.136383] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 400.140884] ? kasan_check_write+0x14/0x20 [ 400.145124] ? do_raw_spin_lock+0xc1/0x200 [ 400.149368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.154915] ? __cpuset_node_allowed+0x19b/0x660 [ 400.159688] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 400.165404] ? delayacct_end+0x5a/0x100 [ 400.169408] do_try_to_free_pages+0x3e7/0x1290 [ 400.174021] ? shrink_node+0x16b0/0x16b0 [ 400.178096] ? __lock_is_held+0xb5/0x140 [ 400.182183] try_to_free_pages+0x4d0/0xb90 [ 400.186435] ? do_try_to_free_pages+0x1290/0x1290 [ 400.191283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.196851] ? lock_acquire+0x1ed/0x520 [ 400.200846] ? set_page_refcounted+0x280/0x280 [ 400.205443] ? lock_release+0x970/0x970 [ 400.209431] ? ___might_sleep+0x1ed/0x300 [ 400.213591] ? arch_local_save_flags+0x40/0x40 [ 400.218201] __alloc_pages_slowpath+0x993/0x2d80 [ 400.222997] ? warn_alloc+0x120/0x120 [ 400.226802] ? __radix_tree_lookup+0x4c0/0x4c0 [ 400.231417] ? find_get_entry+0x2f2/0xc40 [ 400.235580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.241130] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 400.246068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.251620] ? should_fail+0x22d/0xd01 [ 400.255517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.260629] ? __lock_is_held+0xb5/0x140 [ 400.264724] ? __lock_is_held+0xb5/0x140 [ 400.268801] ? __lock_acquire+0x7ec/0x4ec0 [ 400.273056] ? ___might_sleep+0x1ed/0x300 [ 400.277216] ? lock_release+0x970/0x970 [ 400.281205] ? arch_local_save_flags+0x40/0x40 [ 400.285809] ? __might_sleep+0x95/0x190 [ 400.289804] __alloc_pages_nodemask+0xa80/0xde0 [ 400.294500] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 400.299530] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 400.305333] ? kasan_check_read+0x11/0x20 [ 400.309489] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.314776] ? graph_lock+0x170/0x170 [ 400.318582] ? print_usage_bug+0xc0/0xc0 [ 400.322656] ? graph_lock+0x170/0x170 [ 400.326480] ? graph_lock+0x170/0x170 [ 400.330287] ? __do_page_cache_readahead+0x7ce/0x980 [ 400.335406] ? find_held_lock+0x36/0x1c0 [ 400.339477] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 400.345023] alloc_pages_current+0x10c/0x210 [ 400.349446] ? lock_downgrade+0x900/0x900 [ 400.353613] __page_cache_alloc+0x38f/0x5b0 [ 400.357949] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 400.363751] ? kasan_check_read+0x11/0x20 [ 400.367908] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.373195] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 400.377871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.383413] ? check_preemption_disabled+0x48/0x200 [ 400.388442] filemap_fault+0x1594/0x25f0 [ 400.392525] ? __lock_page_or_retry+0xa00/0xa00 [ 400.397266] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 400.403262] ? kasan_check_read+0x11/0x20 [ 400.407423] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.412711] ? rcu_bh_qs+0xc0/0xc0 [ 400.416264] ? print_usage_bug+0xc0/0xc0 [ 400.420516] ? filemap_map_pages+0xdea/0x1980 [ 400.425435] ? print_usage_bug+0xc0/0xc0 [ 400.430285] ? find_get_pages_range_tag+0x1320/0x1320 [ 400.435560] ? print_usage_bug+0xc0/0xc0 [ 400.439671] ? __lock_acquire+0x7ec/0x4ec0 [ 400.444532] ? graph_lock+0x170/0x170 [ 400.449062] ? __sigqueue_free.part.27+0x7d/0xa0 [ 400.453838] ? __lock_acquire+0x7ec/0x4ec0 [ 400.458102] ? lock_acquire+0x1ed/0x520 [ 400.462348] ? ext4_filemap_fault+0x7a/0xad [ 400.466859] ? lock_release+0x970/0x970 [ 400.471569] ? arch_local_save_flags+0x40/0x40 [ 400.476164] ? mark_held_locks+0x130/0x130 [ 400.480418] ? down_read+0xb0/0x1d0 [ 400.484056] ? ext4_filemap_fault+0x7a/0xad [ 400.488382] ? __down_interruptible+0x700/0x700 [ 400.493063] ? graph_lock+0x170/0x170 [ 400.496874] ? __sigqueue_free.part.27+0x7d/0xa0 [ 400.501653] ext4_filemap_fault+0x82/0xad [ 400.505808] __do_fault+0x100/0x6b0 [ 400.509453] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.514770] ? print_bad_pte+0x6c0/0x6c0 [ 400.518861] ? pmd_val+0x88/0x100 [ 400.522324] ? add_mm_counter_fast+0xd0/0xd0 [ 400.526734] ? pmd_val+0x88/0x100 [ 400.530193] ? add_mm_counter_fast+0xd0/0xd0 [ 400.534617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.540172] __handle_mm_fault+0x3709/0x53e0 [ 400.544597] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 400.549452] ? graph_lock+0x170/0x170 [ 400.553259] ? print_usage_bug+0xc0/0xc0 [ 400.557328] ? graph_lock+0x170/0x170 [ 400.561132] ? graph_lock+0x170/0x170 [ 400.564963] ? handle_mm_fault+0x42a/0xc70 [ 400.569206] ? lock_downgrade+0x900/0x900 [ 400.573358] ? check_preemption_disabled+0x48/0x200 [ 400.578385] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 400.584190] ? kasan_check_read+0x11/0x20 [ 400.588372] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.593660] ? rcu_bh_qs+0xc0/0xc0 [ 400.597209] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.602670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.608211] ? check_preemption_disabled+0x48/0x200 [ 400.613246] handle_mm_fault+0x54f/0xc70 [ 400.617319] ? __handle_mm_fault+0x53e0/0x53e0 [ 400.621917] ? find_vma+0x34/0x190 [ 400.625472] __do_page_fault+0x67d/0xed0 [ 400.629549] ? mm_fault_error+0x380/0x380 [ 400.633706] ? syscall_slow_exit_work+0x520/0x520 [ 400.638559] do_page_fault+0xf2/0x7e0 [ 400.642369] ? vmalloc_sync_all+0x30/0x30 [ 400.646525] ? error_entry+0x70/0xd0 [ 400.650247] ? trace_hardirqs_off_caller+0xbb/0x300 [ 400.655265] ? trace_hardirqs_on_caller+0xc0/0x300 [ 400.660206] ? syscall_return_slowpath+0x5e0/0x5e0 [ 400.665148] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.669999] ? trace_hardirqs_off+0x300/0x300 [ 400.674503] ? trace_hardirqs_off_caller+0x300/0x300 [ 400.679625] ? prepare_exit_to_usermode+0x291/0x3b0 [ 400.684649] ? page_fault+0x8/0x30 [ 400.688200] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.693052] ? page_fault+0x8/0x30 [ 400.696598] page_fault+0x1e/0x30 [ 400.700058] RIP: 0033:0x45db60 [ 400.703258] Code: Bad RIP value. [ 400.706629] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 400.711995] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 400.719268] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 400.726542] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 400.733819] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 400.741100] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 400.748410] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 400.748474] aoe: skb alloc failure [ 400.755702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.755707] Call Trace: [ 400.755714] [ 400.755735] dump_stack+0x1c4/0x2b4 [ 400.755752] ? dump_stack_print_info.cold.2+0x52/0x52 [ 400.755781] warn_alloc.cold.118+0xb7/0x1bd [ 400.759328] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.768663] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.771232] syz-fuzzer cpuset= [ 400.773386] ? lock_downgrade+0x900/0x900 [ 400.776994] / [ 400.782190] ? trace_hardirqs_off+0xb8/0x300 [ 400.786491] mems_allowed=0 [ 400.796724] ? trace_hardirqs_off+0xb8/0x300 [ 400.822287] __alloc_pages_slowpath+0x2667/0x2d80 [ 400.827182] ? warn_alloc+0x120/0x120 [ 400.830997] ? warn_alloc+0x120/0x120 [ 400.834807] ? print_usage_bug+0xc0/0xc0 [ 400.838886] ? warn_alloc+0x120/0x120 [ 400.842697] ? print_usage_bug+0xc0/0xc0 [ 400.846764] ? __lock_acquire+0x7ec/0x4ec0 [ 400.851000] ? __lock_acquire+0x7ec/0x4ec0 [ 400.855244] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.860785] ? should_fail+0x22d/0xd01 [ 400.864685] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.869797] ? __lock_acquire+0x7ec/0x4ec0 [ 400.874053] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.879156] ? __lock_acquire+0x7ec/0x4ec0 [ 400.883392] ? should_fail+0x22d/0xd01 [ 400.887297] ? mark_held_locks+0x130/0x130 [ 400.891541] ? mark_held_locks+0x130/0x130 [ 400.895781] ? graph_lock+0x170/0x170 [ 400.899584] ? graph_lock+0x170/0x170 [ 400.903393] ? graph_lock+0x170/0x170 [ 400.907198] ? print_usage_bug+0xc0/0xc0 [ 400.911267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.916812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.922363] ? check_preemption_disabled+0x48/0x200 [ 400.927379] ? check_preemption_disabled+0x48/0x200 [ 400.932416] ? __lock_is_held+0xb5/0x140 [ 400.936491] __alloc_pages_nodemask+0xa80/0xde0 [ 400.941185] ? graph_lock+0x170/0x170 [ 400.944996] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 400.950017] ? graph_lock+0x170/0x170 [ 400.954371] ? find_held_lock+0x36/0x1c0 [ 400.958449] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.963128] ? lock_downgrade+0x900/0x900 [ 400.967291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.972848] cache_grow_begin+0x91/0x8c0 [ 400.976920] ? do_raw_spin_unlock+0xa7/0x2f0 [ 400.981342] fallback_alloc+0x203/0x2e0 [ 400.985332] ____cache_alloc_node+0x1c7/0x1e0 [ 400.989854] kmem_cache_alloc_node+0xe3/0x730 [ 400.994362] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.998611] __alloc_skb+0x119/0x770 [ 401.002331] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 401.007615] ? skb_scrub_packet+0x490/0x490 [ 401.011941] ? lock_downgrade+0x900/0x900 [ 401.016109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.021655] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.027121] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.032582] ? addrconf_rs_timer+0x6f0/0x6f0 [ 401.037009] ndisc_alloc_skb+0x144/0x340 [ 401.041084] ndisc_send_rs+0x331/0x6e0 [ 401.045015] addrconf_rs_timer+0x3c0/0x6f0 [ 401.049263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.053520] call_timer_fn+0x272/0x920 [ 401.057409] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.061653] ? process_timeout+0x40/0x40 [ 401.065715] ? find_held_lock+0x36/0x1c0 [ 401.069792] ? __run_timers+0x7da/0xc70 [ 401.073784] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.078284] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.082782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.087019] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 401.091607] ? trace_hardirqs_on+0xbd/0x310 [ 401.095930] ? kasan_check_read+0x11/0x20 [ 401.100079] ? __run_timers+0x7da/0xc70 [ 401.104066] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.109530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.113780] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.118022] __run_timers+0x7e5/0xc70 [ 401.121852] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 401.127223] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 401.132242] ? graph_lock+0x170/0x170 [ 401.136054] ? enqueue_hrtimer+0x1a5/0x560 [ 401.140292] ? lock_release+0x970/0x970 [ 401.144272] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 401.149475] ? find_held_lock+0x36/0x1c0 [ 401.153556] ? graph_lock+0x170/0x170 [ 401.157368] ? pvclock_read_flags+0x160/0x160 [ 401.161872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.167412] ? check_preemption_disabled+0x48/0x200 [ 401.172444] ? __lock_is_held+0xb5/0x140 [ 401.176509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.182052] ? check_preemption_disabled+0x48/0x200 [ 401.187082] run_timer_softirq+0x52/0xb0 [ 401.191158] ? rcu_read_lock_sched_held+0x108/0x120 [ 401.196183] __do_softirq+0x30b/0xad8 [ 401.200000] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 401.205122] ? pvclock_read_flags+0x160/0x160 [ 401.209626] ? lapic_next_event+0x5a/0x90 [ 401.213779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.219317] ? check_preemption_disabled+0x48/0x200 [ 401.224336] ? check_preemption_disabled+0x48/0x200 [ 401.229363] ? kvm_clock_read+0x18/0x30 [ 401.233347] ? kvm_sched_clock_read+0x9/0x20 [ 401.237762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.243388] ? check_preemption_disabled+0x48/0x200 [ 401.248421] irq_exit+0x17f/0x1c0 [ 401.251881] smp_apic_timer_interrupt+0x1cb/0x760 [ 401.256725] ? smp_reschedule_interrupt+0x109/0x650 [ 401.261935] ? smp_call_function_single_interrupt+0x650/0x650 [ 401.267833] ? interrupt_entry+0xb5/0xf0 [ 401.271903] ? trace_hardirqs_off_caller+0xbb/0x300 [ 401.276921] ? trace_hardirqs_off_caller+0xbb/0x300 [ 401.281946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.286793] ? trace_hardirqs_off+0x300/0x300 [ 401.291299] ? trace_hardirqs_off+0x300/0x300 [ 401.295799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.301356] ? check_preemption_disabled+0x48/0x200 [ 401.306390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.311257] apic_timer_interrupt+0xf/0x20 [ 401.315497] [ 401.317747] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 401.322688] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 401.341627] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 401.349352] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 401.356629] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 401.363898] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 401.371171] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 401.378443] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 401.385771] skb_clone+0x1bb/0x500 [ 401.389322] ? skb_split+0x11e0/0x11e0 [ 401.393217] ? preempt_notifier_register+0x200/0x200 [ 401.398328] ? __switch_to_asm+0x34/0x70 [ 401.402394] ? __switch_to_asm+0x34/0x70 [ 401.406467] ? lockdep_hardirqs_on+0x421/0x5c0 [ 401.411069] bpf_clone_redirect+0xb9/0x490 [ 401.415316] ? trace_hardirqs_off_caller+0x300/0x300 [ 401.420431] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 401.425458] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 401.430232] ? find_held_lock+0x36/0x1c0 [ 401.434305] ? lock_acquire+0x1ed/0x520 [ 401.438281] ? bpf_test_run+0x32e/0x5a0 [ 401.442265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.447805] ? check_preemption_disabled+0x48/0x200 [ 401.452846] ? kasan_check_read+0x11/0x20 [ 401.457003] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 401.462287] ? rcu_bh_qs+0xc0/0xc0 [ 401.465854] ? bpf_test_run+0x1c0/0x5a0 [ 401.469855] ? netlink_diag_dump+0x2a0/0x2a0 [ 401.474279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.479821] ? bpf_test_init.isra.9+0x70/0x100 [ 401.484424] ? bpf_prog_test_run_skb+0x634/0xb40 [ 401.489196] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 401.494043] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 401.499584] ? fput+0x130/0x1a0 [ 401.502870] ? __bpf_prog_get+0x9b/0x290 [ 401.506936] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 401.511785] ? bpf_prog_test_run+0x130/0x1a0 [ 401.516205] ? __x64_sys_bpf+0x3d8/0x510 [ 401.520268] ? bpf_prog_get+0x20/0x20 [ 401.524097] ? do_syscall_64+0x1b9/0x820 [ 401.528169] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.533540] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.538476] ? trace_hardirqs_off+0x300/0x300 [ 401.542978] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 401.547996] ? recalc_sigpending_tsk+0x180/0x180 [ 401.552756] ? kasan_check_write+0x14/0x20 [ 401.557002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.561864] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.567245] warn_alloc_show_mem: 1 callbacks suppressed [ 401.567258] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 401.567260] Mem-Info: [ 401.567291] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 401.567291] active_file:18 inactive_file:16 isolated_file:0 [ 401.567291] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.567291] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 401.567291] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 401.567291] free:13623 free_pcp:186 free_cma:0 [ 401.572743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.579681] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.582117] Call Trace: [ 401.614986] Node 0 [ 401.624335] [ 401.652022] 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 [ 401.654585] dump_stack+0x1c4/0x2b4 [ 401.656791] lowmem_reserve[]: 0 [ 401.658960] ? dump_stack_print_info.cold.2+0x52/0x52 [ 401.684433] 2815 6318 [ 401.688083] warn_alloc.cold.118+0xb7/0x1bd [ 401.691324] 6318 [ 401.696520] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.698997] Node 0 [ 401.703316] ? lock_downgrade+0x900/0x900 [ 401.705381] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 401.710204] ? trace_hardirqs_off+0xb8/0x300 [ 401.712413] lowmem_reserve[]: 0 [ 401.716572] ? trace_hardirqs_off+0xb8/0x300 [ 401.743090] 0 3503 [ 401.747520] __alloc_pages_slowpath+0x2667/0x2d80 [ 401.750769] 3503 [ 401.755218] ? warn_alloc+0x120/0x120 [ 401.757404] Node 0 [ 401.762245] ? __lock_acquire+0x7ec/0x4ec0 [ 401.764317] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 401.768092] ? warn_alloc+0x120/0x120 [ 401.770310] lowmem_reserve[]: 0 [ 401.774555] ? print_usage_bug+0xc0/0xc0 [ 401.802904] 0 [ 401.806705] ? warn_alloc+0x120/0x120 [ 401.809961] 0 0 [ 401.814032] ? print_usage_bug+0xc0/0xc0 [ 401.815820] Node 0 [ 401.819630] ? mark_held_locks+0x130/0x130 [ 401.821582] DMA: 1*4kB [ 401.825676] ? mark_held_locks+0x130/0x130 [ 401.827898] (U) [ 401.832134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.834690] 0*8kB 0*16kB [ 401.838950] ? should_fail+0x22d/0xd01 [ 401.840907] 1*32kB [ 401.846439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.849172] (U) 2*64kB [ 401.853068] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.855279] (U) 1*128kB [ 401.860821] ? __lock_acquire+0x7ec/0x4ec0 [ 401.863394] (U) [ 401.868498] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.871143] 1*256kB (U) [ 401.875386] ? should_fail+0x22d/0xd01 [ 401.877346] 0*512kB [ 401.882438] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 401.882464] ? mark_held_locks+0x130/0x130 [ 401.885112] 1*1024kB (U) [ 401.889022] ? mark_held_locks+0x130/0x130 [ 401.891328] 1*2048kB [ 401.896870] ? graph_lock+0x170/0x170 [ 401.901084] (M) [ 401.903852] ? graph_lock+0x170/0x170 [ 401.908063] 3*4096kB (M) [ 401.910481] ? print_usage_bug+0xc0/0xc0 [ 401.914263] = 15908kB [ 401.916248] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.920030] Node 0 [ 401.922787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.926836] DMA32: 4*4kB [ 401.929257] ? check_preemption_disabled+0x48/0x200 [ 401.933644] (UM) [ 401.935886] ? check_preemption_disabled+0x48/0x200 [ 401.941390] 3*8kB (UM) [ 401.944167] ? __lock_is_held+0xb5/0x140 [ 401.949151] 1*16kB (M) [ 401.951227] __alloc_pages_nodemask+0xa80/0xde0 [ 401.956394] 2*32kB (UM) [ 401.958988] ? graph_lock+0x170/0x170 [ 401.963026] 2*64kB (M) [ 401.965629] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 401.970260] 4*128kB (UM) [ 401.972943] ? graph_lock+0x170/0x170 [ 401.976718] 2*256kB (M) [ 401.979317] ? find_held_lock+0x36/0x1c0 [ 401.984297] 4*512kB (UM) [ 401.987078] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.990849] 3*1024kB (M) [ 401.993530] ? lock_downgrade+0x900/0x900 [ 401.997562] 3*2048kB (M) [ 402.000342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.004988] 3*4096kB [ 402.007757] cache_grow_begin+0x91/0x8c0 [ 402.011874] (M) [ 402.014639] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.020144] = 24824kB [ 402.020154] Node 0 [ 402.022569] fallback_alloc+0x203/0x2e0 [ 402.026595] Normal: 2044*4kB [ 402.028593] ____cache_alloc_node+0x1c7/0x1e0 [ 402.032976] (UMEH) [ 402.035393] kmem_cache_alloc_node+0xe3/0x730 [ 402.037612] 226*8kB [ 402.041583] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 402.044662] (UMEH) [ 402.049156] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 402.051371] 46*16kB [ 402.055871] __alloc_skb+0x119/0x770 [ 402.058167] (UME) [ 402.063753] ? calc_wheel_index+0x220/0x220 [ 402.065974] 27*32kB [ 402.070724] ? skb_scrub_packet+0x490/0x490 [ 402.073027] (UME) [ 402.076746] ? vprintk_default+0x28/0x30 [ 402.078874] 10*64kB [ 402.083190] ? vprintk_func+0x85/0x181 [ 402.085484] (UME) 4*128kB [ 402.089810] ? printk+0xa7/0xcf [ 402.091946] (UM) [ 402.096024] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 402.098328] 0*256kB [ 402.102220] new_skb+0x26/0x1c0 [ 402.105038] 2*512kB [ 402.108310] aoecmd_cfg+0x279/0x7f0 [ 402.110356] (U) [ 402.115109] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 402.117425] 0*1024kB 0*2048kB [ 402.120727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.123022] 0*4096kB = 13760kB [ 402.126654] ? check_preemption_disabled+0x48/0x200 [ 402.128613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 402.128627] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 402.132937] ? check_preemption_disabled+0x48/0x200 [ 402.136110] 413 total pagecache pages [ 402.141652] ? __lock_is_held+0xb5/0x140 [ 402.144817] 0 pages in swap cache [ 402.149849] discover_timer+0x50/0x60 [ 402.158651] Swap cache stats: add 0, delete 0, find 0/0 [ 402.158662] Free swap = 0kB [ 402.167240] call_timer_fn+0x272/0x920 [ 402.172224] Total swap = 0kB [ 402.172233] 1965979 pages RAM [ 402.176031] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.180069] 0 pages HighMem/MovableOnly [ 402.180087] 343323 pages reserved [ 402.183543] ? process_timeout+0x40/0x40 [ 402.187322] 0 pages cma reserved [ 402.192683] ? find_held_lock+0x36/0x1c0 [ 402.195756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.199583] ? mark_held_locks+0xc7/0x130 [ 402.202664] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.205686] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.210508] syz-executor3 cpuset= [ 402.214482] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.217913] syz3 [ 402.221973] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.225322] mems_allowed=0 [ 402.229380] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 402.277192] ? trace_hardirqs_on+0xbd/0x310 [ 402.281521] ? kasan_check_read+0x11/0x20 [ 402.285684] ? __run_timers+0x7da/0xc70 [ 402.289666] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.295139] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 402.299987] __run_timers+0x7e5/0xc70 [ 402.303806] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 402.309186] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 402.314208] ? graph_lock+0x170/0x170 [ 402.318016] ? print_usage_bug+0xc0/0xc0 [ 402.322075] ? lock_release+0x970/0x970 [ 402.326053] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 402.331257] ? find_held_lock+0x36/0x1c0 [ 402.335328] ? graph_lock+0x170/0x170 [ 402.339143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.344682] ? check_preemption_disabled+0x48/0x200 [ 402.349714] ? __lock_is_held+0xb5/0x140 [ 402.353780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.359325] ? check_preemption_disabled+0x48/0x200 [ 402.364359] run_timer_softirq+0x52/0xb0 [ 402.368423] ? rcu_read_lock_sched_held+0x108/0x120 [ 402.373444] __do_softirq+0x30b/0xad8 [ 402.377264] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 402.382378] ? pvclock_read_flags+0x160/0x160 [ 402.386876] ? lapic_next_event+0x5a/0x90 [ 402.391027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.396571] ? check_preemption_disabled+0x48/0x200 [ 402.401596] ? check_preemption_disabled+0x48/0x200 [ 402.406633] ? kvm_clock_read+0x18/0x30 [ 402.410614] ? kvm_sched_clock_read+0x9/0x20 [ 402.415031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.420591] ? check_preemption_disabled+0x48/0x200 [ 402.425646] irq_exit+0x17f/0x1c0 [ 402.429721] smp_apic_timer_interrupt+0x1cb/0x760 [ 402.434570] ? smp_reschedule_interrupt+0x109/0x650 [ 402.439609] ? smp_call_function_single_interrupt+0x650/0x650 [ 402.445513] ? interrupt_entry+0xb5/0xf0 [ 402.449580] ? trace_hardirqs_off_caller+0xbb/0x300 [ 402.454616] ? trace_hardirqs_off_caller+0xbb/0x300 [ 402.459642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.464486] ? trace_hardirqs_off+0x300/0x300 [ 402.468986] ? trace_hardirqs_off+0x300/0x300 [ 402.473490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.479045] ? check_preemption_disabled+0x48/0x200 [ 402.484067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.489627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.494485] apic_timer_interrupt+0xf/0x20 [ 402.498719] [ 402.500961] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 402.506676] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 402.525588] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 402.533499] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 402.540776] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 402.548048] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 402.555321] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 402.562597] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 402.569920] cgroup_file_notify+0x226/0x2f0 [ 402.574249] ? cgroup_procs_write_finish+0xf0/0xf0 [ 402.579179] ? print_usage_bug+0xc0/0xc0 [ 402.583252] ? find_held_lock+0x36/0x1c0 [ 402.587855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.593403] shrink_node+0x5e1/0x16b0 [ 402.597206] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 402.602512] ? shrink_node_memcg+0x18e0/0x18e0 [ 402.607102] ? kvm_clock_read+0x18/0x30 [ 402.611079] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.616117] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 402.620620] ? kasan_check_write+0x14/0x20 [ 402.624867] ? do_raw_spin_lock+0xc1/0x200 [ 402.629105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.634648] ? __cpuset_node_allowed+0x19b/0x660 [ 402.639409] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 402.645126] ? delayacct_end+0x5a/0x100 [ 402.649116] do_try_to_free_pages+0x3e7/0x1290 [ 402.653724] ? shrink_node+0x16b0/0x16b0 [ 402.657789] ? __lock_is_held+0xb5/0x140 [ 402.661881] try_to_free_pages+0x4d0/0xb90 [ 402.666123] ? do_try_to_free_pages+0x1290/0x1290 [ 402.670966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.676519] ? lock_acquire+0x1ed/0x520 [ 402.680499] ? set_page_refcounted+0x280/0x280 [ 402.685092] ? lock_release+0x970/0x970 [ 402.689074] ? ___might_sleep+0x1ed/0x300 [ 402.693224] ? arch_local_save_flags+0x40/0x40 [ 402.697822] __alloc_pages_slowpath+0x993/0x2d80 [ 402.702636] ? warn_alloc+0x120/0x120 [ 402.706437] ? __radix_tree_lookup+0x4c0/0x4c0 [ 402.711034] ? find_get_entry+0x2f2/0xc40 [ 402.715193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.720737] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 402.725669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.731208] ? should_fail+0x22d/0xd01 [ 402.735106] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.740212] ? __lock_is_held+0xb5/0x140 [ 402.744302] ? __lock_is_held+0xb5/0x140 [ 402.748377] ? __lock_acquire+0x7ec/0x4ec0 [ 402.752625] ? ___might_sleep+0x1ed/0x300 [ 402.756773] ? lock_release+0x970/0x970 [ 402.760750] ? arch_local_save_flags+0x40/0x40 [ 402.765348] ? __might_sleep+0x95/0x190 [ 402.769329] __alloc_pages_nodemask+0xa80/0xde0 [ 402.774011] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 402.779035] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 402.784841] ? kasan_check_read+0x11/0x20 [ 402.788996] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 402.794281] ? graph_lock+0x170/0x170 [ 402.798089] ? print_usage_bug+0xc0/0xc0 [ 402.802156] ? graph_lock+0x170/0x170 [ 402.806065] ? graph_lock+0x170/0x170 [ 402.809876] ? __do_page_cache_readahead+0x7ce/0x980 [ 402.814990] ? find_held_lock+0x36/0x1c0 [ 402.819064] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 402.824613] alloc_pages_current+0x10c/0x210 [ 402.829033] ? lock_downgrade+0x900/0x900 [ 402.833187] __page_cache_alloc+0x38f/0x5b0 [ 402.837512] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 402.843310] ? kasan_check_read+0x11/0x20 [ 402.847462] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 402.852746] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 402.857422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.862965] ? check_preemption_disabled+0x48/0x200 [ 402.867991] filemap_fault+0x1594/0x25f0 [ 402.872067] ? __lock_page_or_retry+0xa00/0xa00 [ 402.876736] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 402.882535] ? kasan_check_read+0x11/0x20 [ 402.886689] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 402.891971] ? rcu_bh_qs+0xc0/0xc0 [ 402.895521] ? print_usage_bug+0xc0/0xc0 [ 402.899591] ? filemap_map_pages+0xdea/0x1980 [ 402.904102] ? print_usage_bug+0xc0/0xc0 [ 402.908180] ? find_get_pages_range_tag+0x1320/0x1320 [ 402.913372] ? print_usage_bug+0xc0/0xc0 [ 402.917432] ? __lock_acquire+0x7ec/0x4ec0 [ 402.921668] ? graph_lock+0x170/0x170 [ 402.925476] ? __sigqueue_free.part.27+0x7d/0xa0 [ 402.930242] ? __lock_acquire+0x7ec/0x4ec0 [ 402.934493] ? lock_acquire+0x1ed/0x520 [ 402.938473] ? ext4_filemap_fault+0x7a/0xad [ 402.942802] ? lock_release+0x970/0x970 [ 402.946787] ? arch_local_save_flags+0x40/0x40 [ 402.951384] ? mark_held_locks+0x130/0x130 [ 402.955960] ? down_read+0xb0/0x1d0 [ 402.959588] ? ext4_filemap_fault+0x7a/0xad [ 402.963921] ? __down_interruptible+0x700/0x700 [ 402.968592] ? graph_lock+0x170/0x170 [ 402.972404] ? __sigqueue_free.part.27+0x7d/0xa0 [ 402.977178] ext4_filemap_fault+0x82/0xad [ 402.981333] __do_fault+0x100/0x6b0 [ 402.984964] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 402.990248] ? print_bad_pte+0x6c0/0x6c0 [ 402.994320] ? pmd_val+0x88/0x100 [ 402.997794] ? add_mm_counter_fast+0xd0/0xd0 [ 403.002212] ? pmd_val+0x88/0x100 [ 403.005669] ? add_mm_counter_fast+0xd0/0xd0 [ 403.010083] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.015635] __handle_mm_fault+0x3709/0x53e0 [ 403.020056] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 403.024909] ? graph_lock+0x170/0x170 [ 403.028718] ? print_usage_bug+0xc0/0xc0 [ 403.033043] ? graph_lock+0x170/0x170 [ 403.036851] ? graph_lock+0x170/0x170 [ 403.040679] ? handle_mm_fault+0x42a/0xc70 [ 403.044917] ? lock_downgrade+0x900/0x900 [ 403.049073] ? check_preemption_disabled+0x48/0x200 [ 403.054104] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 403.059907] ? kasan_check_read+0x11/0x20 [ 403.064059] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 403.069375] ? rcu_bh_qs+0xc0/0xc0 [ 403.072922] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.078378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.083921] ? check_preemption_disabled+0x48/0x200 [ 403.088952] handle_mm_fault+0x54f/0xc70 [ 403.093022] ? __handle_mm_fault+0x53e0/0x53e0 [ 403.097633] ? find_vma+0x34/0x190 [ 403.101204] __do_page_fault+0x67d/0xed0 [ 403.105281] ? mm_fault_error+0x380/0x380 [ 403.109459] ? syscall_slow_exit_work+0x520/0x520 [ 403.114315] do_page_fault+0xf2/0x7e0 [ 403.118124] ? vmalloc_sync_all+0x30/0x30 [ 403.122307] ? error_entry+0x70/0xd0 [ 403.126028] ? trace_hardirqs_off_caller+0xbb/0x300 [ 403.131046] ? trace_hardirqs_on_caller+0xc0/0x300 [ 403.135981] ? syscall_return_slowpath+0x5e0/0x5e0 [ 403.140916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.145772] ? trace_hardirqs_off+0x300/0x300 [ 403.150280] ? trace_hardirqs_off_caller+0x300/0x300 [ 403.155425] ? prepare_exit_to_usermode+0x291/0x3b0 [ 403.160460] ? page_fault+0x8/0x30 [ 403.164022] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.168884] ? page_fault+0x8/0x30 [ 403.172443] page_fault+0x1e/0x30 [ 403.175899] RIP: 0033:0x45db60 [ 403.179099] Code: Bad RIP value. [ 403.182466] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 403.187841] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 403.195130] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 403.202402] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 403.209675] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 403.216948] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 403.224251] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 403.224317] aoe: skb alloc failure [ 403.231536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.231542] Call Trace: [ 403.231550] [ 403.231570] dump_stack+0x1c4/0x2b4 [ 403.231589] ? dump_stack_print_info.cold.2+0x52/0x52 [ 403.235156] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 403.244496] warn_alloc.cold.118+0xb7/0x1bd [ 403.247072] syz-fuzzer cpuset= [ 403.249222] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.252840] / [ 403.258125] ? lock_downgrade+0x900/0x900 [ 403.268328] mems_allowed=0 [ 403.272655] ? trace_hardirqs_off+0xb8/0x300 [ 403.293843] ? trace_hardirqs_off+0xb8/0x300 [ 403.298271] __alloc_pages_slowpath+0x2667/0x2d80 [ 403.303158] ? warn_alloc+0x120/0x120 [ 403.306976] ? trace_hardirqs_on+0x310/0x310 [ 403.311388] ? warn_alloc+0x120/0x120 [ 403.315198] ? print_usage_bug+0xc0/0xc0 [ 403.319266] ? warn_alloc+0x120/0x120 [ 403.323072] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 403.328100] ? print_usage_bug+0xc0/0xc0 [ 403.332179] ? __lock_acquire+0x7ec/0x4ec0 [ 403.336417] ? __lock_acquire+0x7ec/0x4ec0 [ 403.340658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.346202] ? should_fail+0x22d/0xd01 [ 403.350111] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.355225] ? __lock_acquire+0x7ec/0x4ec0 [ 403.359476] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.364580] ? __lock_acquire+0x7ec/0x4ec0 [ 403.368818] ? should_fail+0x22d/0xd01 [ 403.372722] ? print_usage_bug+0xc0/0xc0 [ 403.376798] ? mark_held_locks+0x130/0x130 [ 403.381052] ? mark_held_locks+0x130/0x130 [ 403.385307] ? graph_lock+0x170/0x170 [ 403.389120] ? print_usage_bug+0xc0/0xc0 [ 403.393191] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 403.397963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.403504] ? check_preemption_disabled+0x48/0x200 [ 403.408521] ? check_preemption_disabled+0x48/0x200 [ 403.413554] ? __lock_is_held+0xb5/0x140 [ 403.417630] __alloc_pages_nodemask+0xa80/0xde0 [ 403.422307] ? graph_lock+0x170/0x170 [ 403.426123] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 403.431148] ? graph_lock+0x170/0x170 [ 403.434970] ? find_held_lock+0x36/0x1c0 [ 403.439045] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.443721] ? lock_downgrade+0x900/0x900 [ 403.447884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.453437] cache_grow_begin+0x91/0x8c0 [ 403.457505] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.461926] fallback_alloc+0x203/0x2e0 [ 403.465916] ____cache_alloc_node+0x1c7/0x1e0 [ 403.470425] kmem_cache_alloc_node+0xe3/0x730 [ 403.474925] ? ipv6_get_ifaddr+0x42e/0x620 [ 403.479179] __alloc_skb+0x119/0x770 [ 403.482902] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 403.488192] ? skb_scrub_packet+0x490/0x490 [ 403.492515] ? lock_downgrade+0x900/0x900 [ 403.496679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.502226] ? refcount_sub_and_test_checked+0x203/0x310 [ 403.507688] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 403.513149] ? addrconf_rs_timer+0x6f0/0x6f0 [ 403.517582] ndisc_alloc_skb+0x144/0x340 [ 403.521655] ndisc_send_rs+0x331/0x6e0 [ 403.525555] addrconf_rs_timer+0x3c0/0x6f0 [ 403.529805] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.534073] call_timer_fn+0x272/0x920 [ 403.537976] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.542219] ? process_timeout+0x40/0x40 [ 403.546283] ? find_held_lock+0x36/0x1c0 [ 403.550360] ? __run_timers+0x7da/0xc70 [ 403.554344] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.558856] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.563356] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.567595] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 403.572183] ? trace_hardirqs_on+0xbd/0x310 [ 403.576508] ? kasan_check_read+0x11/0x20 [ 403.580665] ? __run_timers+0x7da/0xc70 [ 403.584646] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.590113] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.594360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.598599] __run_timers+0x7e5/0xc70 [ 403.602440] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 403.607811] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 403.612849] ? graph_lock+0x170/0x170 [ 403.616659] ? enqueue_hrtimer+0x1a5/0x560 [ 403.620926] ? lock_release+0x970/0x970 [ 403.624907] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 403.630115] ? find_held_lock+0x36/0x1c0 [ 403.634185] ? graph_lock+0x170/0x170 [ 403.637994] ? pvclock_read_flags+0x160/0x160 [ 403.642499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.648043] ? check_preemption_disabled+0x48/0x200 [ 403.653077] ? __lock_is_held+0xb5/0x140 [ 403.657156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.662696] ? check_preemption_disabled+0x48/0x200 [ 403.667727] run_timer_softirq+0x52/0xb0 [ 403.671793] ? rcu_read_lock_sched_held+0x108/0x120 [ 403.676834] __do_softirq+0x30b/0xad8 [ 403.680655] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 403.685767] ? pvclock_read_flags+0x160/0x160 [ 403.690269] ? lapic_next_event+0x5a/0x90 [ 403.694439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.699982] ? check_preemption_disabled+0x48/0x200 [ 403.704999] ? check_preemption_disabled+0x48/0x200 [ 403.710026] ? kvm_clock_read+0x18/0x30 [ 403.714013] ? kvm_sched_clock_read+0x9/0x20 [ 403.718427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.723969] ? check_preemption_disabled+0x48/0x200 [ 403.729006] irq_exit+0x17f/0x1c0 [ 403.732468] smp_apic_timer_interrupt+0x1cb/0x760 [ 403.737318] ? smp_reschedule_interrupt+0x109/0x650 [ 403.742343] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.748236] ? interrupt_entry+0xb5/0xf0 [ 403.752302] ? trace_hardirqs_off_caller+0xbb/0x300 [ 403.757323] ? trace_hardirqs_off_caller+0xbb/0x300 [ 403.762345] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.767193] ? trace_hardirqs_off+0x300/0x300 [ 403.771711] ? trace_hardirqs_off+0x300/0x300 [ 403.776213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.781756] ? check_preemption_disabled+0x48/0x200 [ 403.786784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.791645] apic_timer_interrupt+0xf/0x20 [ 403.795877] [ 403.798127] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 403.803067] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 403.821979] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 403.829695] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 403.836972] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 403.844245] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 403.851517] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 403.858794] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 403.866137] skb_clone+0x1bb/0x500 [ 403.869690] ? skb_split+0x11e0/0x11e0 [ 403.873588] ? preempt_notifier_register+0x200/0x200 [ 403.878701] ? __switch_to_asm+0x34/0x70 [ 403.882766] ? __switch_to_asm+0x34/0x70 [ 403.886849] ? lockdep_hardirqs_on+0x421/0x5c0 [ 403.891469] bpf_clone_redirect+0xb9/0x490 [ 403.895710] ? trace_hardirqs_off_caller+0x300/0x300 [ 403.900834] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 403.905877] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 403.910654] ? find_held_lock+0x36/0x1c0 [ 403.914729] ? lock_acquire+0x1ed/0x520 [ 403.918711] ? bpf_test_run+0x32e/0x5a0 [ 403.922692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.928235] ? check_preemption_disabled+0x48/0x200 [ 403.933263] ? kasan_check_read+0x11/0x20 [ 403.937417] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 403.942702] ? rcu_bh_qs+0xc0/0xc0 [ 403.946261] ? bpf_test_run+0x1c0/0x5a0 [ 403.950253] ? netlink_diag_dump+0x2a0/0x2a0 [ 403.954854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.960405] ? bpf_test_init.isra.9+0x70/0x100 [ 403.965014] ? bpf_prog_test_run_skb+0x634/0xb40 [ 403.969784] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 403.974631] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 403.980178] ? fput+0x130/0x1a0 [ 403.983471] ? __bpf_prog_get+0x9b/0x290 [ 403.987539] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 403.992402] ? bpf_prog_test_run+0x130/0x1a0 [ 403.996822] ? __x64_sys_bpf+0x3d8/0x510 [ 404.000902] ? bpf_prog_get+0x20/0x20 [ 404.004732] ? do_syscall_64+0x1b9/0x820 [ 404.008803] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 404.014186] ? syscall_return_slowpath+0x5e0/0x5e0 [ 404.019129] ? trace_hardirqs_off+0x300/0x300 [ 404.023635] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 404.028660] ? recalc_sigpending_tsk+0x180/0x180 [ 404.033419] ? kasan_check_write+0x14/0x20 [ 404.037673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.042532] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.047921] warn_alloc_show_mem: 1 callbacks suppressed [ 404.047933] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 404.047935] Mem-Info: [ 404.047967] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 404.047967] active_file:18 inactive_file:16 isolated_file:0 [ 404.047967] unevictable:0 dirty:0 writeback:0 unstable:0 [ 404.047967] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 404.047967] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 404.047967] free:13623 free_pcp:186 free_cma:0 [ 404.053314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.060511] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 404.062919] Call Trace: [ 404.095979] Node 0 [ 404.105336] [ 404.133022] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 404.135588] dump_stack+0x1c4/0x2b4 [ 404.137796] lowmem_reserve[]: 0 [ 404.139966] ? dump_stack_print_info.cold.2+0x52/0x52 [ 404.165442] 2815 6318 [ 404.169108] warn_alloc.cold.118+0xb7/0x1bd [ 404.172350] 6318 [ 404.177540] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.180017] Node 0 [ 404.184340] ? lock_downgrade+0x900/0x900 [ 404.186416] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 404.191257] ? trace_hardirqs_off+0xb8/0x300 [ 404.193466] lowmem_reserve[]: 0 [ 404.197633] ? trace_hardirqs_off+0xb8/0x300 [ 404.224154] 0 3503 [ 404.228597] __alloc_pages_slowpath+0x2667/0x2d80 [ 404.231852] 3503 [ 404.236291] ? warn_alloc+0x120/0x120 [ 404.243323] ? __lock_acquire+0x7ec/0x4ec0 [ 404.245365] Node 0 [ 404.249166] ? warn_alloc+0x120/0x120 [ 404.253405] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 404.255619] ? print_usage_bug+0xc0/0xc0 [ 404.259384] lowmem_reserve[]: 0 [ 404.287760] ? warn_alloc+0x120/0x120 [ 404.291801] 0 [ 404.295091] ? print_usage_bug+0xc0/0xc0 [ 404.298868] 0 0 [ 404.300679] ? mark_held_locks+0x130/0x130 [ 404.304722] Node 0 [ 404.306704] ? mark_held_locks+0x130/0x130 [ 404.310914] DMA: 1*4kB [ 404.313169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.317379] (U) [ 404.319966] ? should_fail+0x22d/0xd01 [ 404.325479] 0*8kB 0*16kB [ 404.327471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.331329] 1*32kB (U) [ 404.334110] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.339619] 2*64kB (U) [ 404.342211] ? __lock_acquire+0x7ec/0x4ec0 [ 404.347293] 1*128kB (U) [ 404.349893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.354109] 1*256kB (U) 0*512kB [ 404.356804] ? should_fail+0x22d/0xd01 [ 404.361882] 1*1024kB (U) [ 404.365263] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 404.369130] 1*2048kB (M) [ 404.371910] ? mark_held_locks+0x130/0x130 [ 404.377414] 3*4096kB (M) [ 404.380184] ? mark_held_locks+0x130/0x130 [ 404.384395] = 15908kB [ 404.384404] Node 0 [ 404.387170] ? graph_lock+0x170/0x170 [ 404.391375] DMA32: 4*4kB [ 404.393795] ? graph_lock+0x170/0x170 [ 404.396016] (UM) [ 404.399817] ? print_usage_bug+0xc0/0xc0 [ 404.402560] 3*8kB (UM) [ 404.406366] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.406385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.408428] 1*16kB (M) [ 404.412501] ? check_preemption_disabled+0x48/0x200 [ 404.415057] 2*32kB (UM) [ 404.419473] ? check_preemption_disabled+0x48/0x200 [ 404.424984] 2*64kB (M) [ 404.427590] ? __lock_is_held+0xb5/0x140 [ 404.432573] 4*128kB (UM) [ 404.435285] __alloc_pages_nodemask+0xa80/0xde0 [ 404.440275] 2*256kB (M) [ 404.442872] ? graph_lock+0x170/0x170 [ 404.446918] 4*512kB [ 404.449677] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 404.454315] (UM) 3*1024kB [ 404.456999] ? graph_lock+0x170/0x170 [ 404.460771] (M) 3*2048kB [ 404.463112] ? find_held_lock+0x36/0x1c0 [ 404.468110] (M) [ 404.470963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.474730] 3*4096kB (M) [ 404.477500] ? lock_downgrade+0x900/0x900 [ 404.481579] = 24824kB [ 404.481588] Node 0 [ 404.483577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.488218] Normal: 2044*4kB [ 404.490992] cache_grow_begin+0x91/0x8c0 [ 404.495120] (UMEH) [ 404.497529] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.499741] 226*8kB (UMEH) [ 404.505291] fallback_alloc+0x203/0x2e0 [ 404.508367] 46*16kB (UME) [ 404.512441] ____cache_alloc_node+0x1c7/0x1e0 [ 404.514650] 27*32kB (UME) [ 404.519076] kmem_cache_alloc_node+0xe3/0x730 [ 404.521982] 10*64kB (UME) [ 404.525967] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 404.528786] 4*128kB (UM) [ 404.533299] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 404.536145] 0*256kB 2*512kB [ 404.540658] __alloc_skb+0x119/0x770 [ 404.543501] (U) [ 404.548621] ? calc_wheel_index+0x220/0x220 [ 404.551339] 0*1024kB 0*2048kB [ 404.555928] ? skb_scrub_packet+0x490/0x490 [ 404.558922] 0*4096kB = 13760kB [ 404.562673] ? vprintk_default+0x28/0x30 [ 404.564632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.568948] ? vprintk_func+0x85/0x181 [ 404.572132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.576445] ? printk+0xa7/0xcf [ 404.579621] 413 total pagecache pages [ 404.583685] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 404.592505] 0 pages in swap cache [ 404.596395] new_skb+0x26/0x1c0 [ 404.604942] Swap cache stats: add 0, delete 0, find 0/0 [ 404.604952] Free swap = 0kB [ 404.608232] aoecmd_cfg+0x279/0x7f0 [ 404.612009] Total swap = 0kB [ 404.612019] 1965979 pages RAM [ 404.616778] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 404.620224] 0 pages HighMem/MovableOnly [ 404.620234] 343323 pages reserved [ 404.623519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.628853] 0 pages cma reserved [ 404.628927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.631876] ? check_preemption_disabled+0x48/0x200 [ 404.631889] ? check_preemption_disabled+0x48/0x200 [ 404.631923] ? __lock_is_held+0xb5/0x140 [ 404.635658] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.638565] discover_timer+0x50/0x60 [ 404.641866] syz-executor3 cpuset= [ 404.646187] call_timer_fn+0x272/0x920 [ 404.646206] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 404.650359] syz3 [ 404.653742] ? process_timeout+0x40/0x40 [ 404.653755] ? find_held_lock+0x36/0x1c0 [ 404.653780] ? mark_held_locks+0xc7/0x130 [ 404.653800] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.653814] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.653839] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 404.653854] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 404.659525] mems_allowed=0 [ 404.745481] ? trace_hardirqs_on+0xbd/0x310 [ 404.749809] ? kasan_check_read+0x11/0x20 [ 404.753975] ? __run_timers+0x7da/0xc70 [ 404.757965] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.763438] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 404.768288] __run_timers+0x7e5/0xc70 [ 404.772111] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 404.777521] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 404.782547] ? graph_lock+0x170/0x170 [ 404.786356] ? print_usage_bug+0xc0/0xc0 [ 404.790421] ? lock_release+0x970/0x970 [ 404.794399] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 404.799608] ? find_held_lock+0x36/0x1c0 [ 404.803718] ? graph_lock+0x170/0x170 [ 404.807527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.813068] ? check_preemption_disabled+0x48/0x200 [ 404.818104] ? __lock_is_held+0xb5/0x140 [ 404.822174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.827715] ? check_preemption_disabled+0x48/0x200 [ 404.832746] run_timer_softirq+0x52/0xb0 [ 404.836814] ? rcu_read_lock_sched_held+0x108/0x120 [ 404.841854] __do_softirq+0x30b/0xad8 [ 404.845678] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 404.850818] ? pvclock_read_flags+0x160/0x160 [ 404.855329] ? lapic_next_event+0x5a/0x90 [ 404.859485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.865026] ? check_preemption_disabled+0x48/0x200 [ 404.870043] ? check_preemption_disabled+0x48/0x200 [ 404.875081] ? kvm_clock_read+0x18/0x30 [ 404.879061] ? kvm_sched_clock_read+0x9/0x20 [ 404.883483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.889027] ? check_preemption_disabled+0x48/0x200 [ 404.894062] irq_exit+0x17f/0x1c0 [ 404.897529] smp_apic_timer_interrupt+0x1cb/0x760 [ 404.902377] ? smp_reschedule_interrupt+0x109/0x650 [ 404.907400] ? smp_call_function_single_interrupt+0x650/0x650 [ 404.913293] ? interrupt_entry+0xb5/0xf0 [ 404.917364] ? trace_hardirqs_off_caller+0xbb/0x300 [ 404.922384] ? trace_hardirqs_off_caller+0xbb/0x300 [ 404.927406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.932262] ? trace_hardirqs_off+0x300/0x300 [ 404.936757] ? trace_hardirqs_off+0x300/0x300 [ 404.941260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.946803] ? check_preemption_disabled+0x48/0x200 [ 404.952166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.957720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.962582] apic_timer_interrupt+0xf/0x20 [ 404.966815] [ 404.969074] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 404.974791] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 404.993706] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 405.001424] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 405.008695] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 405.015971] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 405.023241] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 405.030510] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 405.037834] cgroup_file_notify+0x226/0x2f0 [ 405.042185] ? cgroup_procs_write_finish+0xf0/0xf0 [ 405.047117] ? print_usage_bug+0xc0/0xc0 [ 405.051200] ? find_held_lock+0x36/0x1c0 [ 405.055276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.061337] shrink_node+0x5e1/0x16b0 [ 405.065148] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 405.070459] ? shrink_node_memcg+0x18e0/0x18e0 [ 405.075051] ? kvm_clock_read+0x18/0x30 [ 405.079034] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 405.084063] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 405.088561] ? kasan_check_write+0x14/0x20 [ 405.092804] ? do_raw_spin_lock+0xc1/0x200 [ 405.097051] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.102593] ? __cpuset_node_allowed+0x19b/0x660 [ 405.107365] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 405.113080] ? delayacct_end+0x5a/0x100 [ 405.117075] do_try_to_free_pages+0x3e7/0x1290 [ 405.121688] ? shrink_node+0x16b0/0x16b0 [ 405.125754] ? __lock_is_held+0xb5/0x140 [ 405.129861] try_to_free_pages+0x4d0/0xb90 [ 405.134108] ? do_try_to_free_pages+0x1290/0x1290 [ 405.138957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.144512] ? lock_acquire+0x1ed/0x520 [ 405.148494] ? set_page_refcounted+0x280/0x280 [ 405.153086] ? lock_release+0x970/0x970 [ 405.157071] ? ___might_sleep+0x1ed/0x300 [ 405.161226] ? arch_local_save_flags+0x40/0x40 [ 405.165838] __alloc_pages_slowpath+0x993/0x2d80 [ 405.170642] ? warn_alloc+0x120/0x120 [ 405.174457] ? __radix_tree_lookup+0x4c0/0x4c0 [ 405.179061] ? find_get_entry+0x2f2/0xc40 [ 405.183220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.188762] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 405.193696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.199241] ? should_fail+0x22d/0xd01 [ 405.203138] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.208268] ? __lock_is_held+0xb5/0x140 [ 405.212366] ? __lock_is_held+0xb5/0x140 [ 405.216440] ? __lock_acquire+0x7ec/0x4ec0 [ 405.220684] ? ___might_sleep+0x1ed/0x300 [ 405.224841] ? lock_release+0x970/0x970 [ 405.228836] ? arch_local_save_flags+0x40/0x40 [ 405.233441] ? __might_sleep+0x95/0x190 [ 405.237440] __alloc_pages_nodemask+0xa80/0xde0 [ 405.242124] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 405.247149] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 405.252954] ? kasan_check_read+0x11/0x20 [ 405.257131] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.262422] ? graph_lock+0x170/0x170 [ 405.266229] ? print_usage_bug+0xc0/0xc0 [ 405.270299] ? graph_lock+0x170/0x170 [ 405.274104] ? graph_lock+0x170/0x170 [ 405.277910] ? __do_page_cache_readahead+0x7ce/0x980 [ 405.283027] ? find_held_lock+0x36/0x1c0 [ 405.287105] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 405.292650] alloc_pages_current+0x10c/0x210 [ 405.297060] ? lock_downgrade+0x900/0x900 [ 405.301220] __page_cache_alloc+0x38f/0x5b0 [ 405.305549] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 405.311347] ? kasan_check_read+0x11/0x20 [ 405.315500] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.320790] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 405.325475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.331018] ? check_preemption_disabled+0x48/0x200 [ 405.336049] filemap_fault+0x1594/0x25f0 [ 405.340130] ? __lock_page_or_retry+0xa00/0xa00 [ 405.344808] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 405.350620] ? kasan_check_read+0x11/0x20 [ 405.354774] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.360059] ? rcu_bh_qs+0xc0/0xc0 [ 405.363614] ? print_usage_bug+0xc0/0xc0 [ 405.367696] ? filemap_map_pages+0xdea/0x1980 [ 405.372207] ? print_usage_bug+0xc0/0xc0 [ 405.376283] ? find_get_pages_range_tag+0x1320/0x1320 [ 405.381480] ? print_usage_bug+0xc0/0xc0 [ 405.385544] ? __lock_acquire+0x7ec/0x4ec0 [ 405.389791] ? graph_lock+0x170/0x170 [ 405.393613] ? __sigqueue_free.part.27+0x7d/0xa0 [ 405.398381] ? __lock_acquire+0x7ec/0x4ec0 [ 405.402642] ? lock_acquire+0x1ed/0x520 [ 405.406624] ? ext4_filemap_fault+0x7a/0xad [ 405.410961] ? lock_release+0x970/0x970 [ 405.414940] ? arch_local_save_flags+0x40/0x40 [ 405.419531] ? mark_held_locks+0x130/0x130 [ 405.423787] ? down_read+0xb0/0x1d0 [ 405.427414] ? ext4_filemap_fault+0x7a/0xad [ 405.431740] ? __down_interruptible+0x700/0x700 [ 405.436414] ? graph_lock+0x170/0x170 [ 405.440220] ? __sigqueue_free.part.27+0x7d/0xa0 [ 405.444998] ext4_filemap_fault+0x82/0xad [ 405.449155] __do_fault+0x100/0x6b0 [ 405.452789] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.458081] ? print_bad_pte+0x6c0/0x6c0 [ 405.462153] ? pmd_val+0x88/0x100 [ 405.465617] ? add_mm_counter_fast+0xd0/0xd0 [ 405.470027] ? pmd_val+0x88/0x100 [ 405.473492] ? add_mm_counter_fast+0xd0/0xd0 [ 405.478525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.484079] __handle_mm_fault+0x3709/0x53e0 [ 405.488503] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 405.493355] ? graph_lock+0x170/0x170 [ 405.497160] ? print_usage_bug+0xc0/0xc0 [ 405.501226] ? graph_lock+0x170/0x170 [ 405.505029] ? graph_lock+0x170/0x170 [ 405.508864] ? handle_mm_fault+0x42a/0xc70 [ 405.513104] ? lock_downgrade+0x900/0x900 [ 405.517254] ? check_preemption_disabled+0x48/0x200 [ 405.522282] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 405.528851] ? kasan_check_read+0x11/0x20 [ 405.533276] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.538918] ? rcu_bh_qs+0xc0/0xc0 [ 405.542463] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.548070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.554103] ? check_preemption_disabled+0x48/0x200 [ 405.559904] handle_mm_fault+0x54f/0xc70 [ 405.564061] ? __handle_mm_fault+0x53e0/0x53e0 [ 405.569097] ? find_vma+0x34/0x190 [ 405.573510] __do_page_fault+0x67d/0xed0 [ 405.577727] ? mm_fault_error+0x380/0x380 [ 405.581891] ? syscall_slow_exit_work+0x520/0x520 [ 405.586884] do_page_fault+0xf2/0x7e0 [ 405.591166] ? vmalloc_sync_all+0x30/0x30 [ 405.595319] ? error_entry+0x70/0xd0 [ 405.599039] ? trace_hardirqs_off_caller+0xbb/0x300 [ 405.604055] ? trace_hardirqs_on_caller+0xc0/0x300 [ 405.608990] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.613922] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.618771] ? trace_hardirqs_off+0x300/0x300 [ 405.623287] ? trace_hardirqs_off_caller+0x300/0x300 [ 405.628405] ? prepare_exit_to_usermode+0x291/0x3b0 [ 405.633430] ? page_fault+0x8/0x30 [ 405.636977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.641841] ? page_fault+0x8/0x30 [ 405.645396] page_fault+0x1e/0x30 [ 405.648859] RIP: 0033:0x45db60 [ 405.652069] Code: Bad RIP value. [ 405.655779] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 405.661144] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 405.668420] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 405.675687] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 405.682956] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 405.690227] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 405.697527] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 405.697592] aoe: skb alloc failure [ 405.704808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.704813] Call Trace: [ 405.704820] [ 405.704849] dump_stack+0x1c4/0x2b4 [ 405.704867] ? dump_stack_print_info.cold.2+0x52/0x52 [ 405.708422] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.717758] warn_alloc.cold.118+0xb7/0x1bd [ 405.720317] syz-fuzzer cpuset= [ 405.722464] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.726072] / [ 405.731261] ? lock_downgrade+0x900/0x900 [ 405.741466] mems_allowed=0 [ 405.745791] ? trace_hardirqs_off+0xb8/0x300 [ 405.766958] ? trace_hardirqs_off+0xb8/0x300 [ 405.771411] __alloc_pages_slowpath+0x2667/0x2d80 [ 405.776294] ? warn_alloc+0x120/0x120 [ 405.780112] ? warn_alloc+0x120/0x120 [ 405.783923] ? print_usage_bug+0xc0/0xc0 [ 405.787990] ? warn_alloc+0x120/0x120 [ 405.791801] ? print_usage_bug+0xc0/0xc0 [ 405.795879] ? check_usage_forwards+0x3e0/0x3e0 [ 405.800558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.806109] ? should_fail+0x22d/0xd01 [ 405.810001] ? __lock_acquire+0x7ec/0x4ec0 [ 405.814245] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.819351] ? __lock_acquire+0x7ec/0x4ec0 [ 405.823599] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.828703] ? __lock_acquire+0x7ec/0x4ec0 [ 405.832940] ? should_fail+0x22d/0xd01 [ 405.836849] ? mark_held_locks+0x130/0x130 [ 405.841098] ? mark_held_locks+0x130/0x130 [ 405.845346] ? kasan_check_read+0x11/0x20 [ 405.849505] ? __lock_acquire+0x2881/0x4ec0 [ 405.853838] ? graph_lock+0x170/0x170 [ 405.857649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.863189] ? check_preemption_disabled+0x48/0x200 [ 405.868207] ? check_preemption_disabled+0x48/0x200 [ 405.873238] ? __lock_is_held+0xb5/0x140 [ 405.877316] __alloc_pages_nodemask+0xa80/0xde0 [ 405.881988] ? graph_lock+0x170/0x170 [ 405.885802] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 405.890837] ? graph_lock+0x170/0x170 [ 405.894657] ? find_held_lock+0x36/0x1c0 [ 405.898732] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.903408] ? lock_downgrade+0x900/0x900 [ 405.907570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.913144] cache_grow_begin+0x91/0x8c0 [ 405.917218] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.921638] fallback_alloc+0x203/0x2e0 [ 405.925626] ____cache_alloc_node+0x1c7/0x1e0 [ 405.930141] kmem_cache_alloc_node+0xe3/0x730 [ 405.934640] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.939057] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 405.943656] __alloc_skb+0x119/0x770 [ 405.948554] ? skb_scrub_packet+0x490/0x490 [ 405.952885] ? atomic_notifier_call_chain+0xc6/0x190 [ 405.957995] ? lock_downgrade+0x900/0x900 [ 405.962148] ? check_preemption_disabled+0x48/0x200 [ 405.967179] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 405.972981] ? kasan_check_read+0x11/0x20 [ 405.977157] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.982441] ? rcu_bh_qs+0xc0/0xc0 [ 405.985996] ? do_raw_write_trylock+0x1c0/0x1c0 [ 405.990679] __neigh_notify+0x8c/0x160 [ 405.994572] ? __neigh_event_send+0x1390/0x1390 [ 405.999251] neigh_timer_handler+0x6cb/0xdf0 [ 406.003673] ? neigh_invalidate+0x550/0x550 [ 406.008005] ? __lock_is_held+0xb5/0x140 [ 406.012092] call_timer_fn+0x272/0x920 [ 406.015991] ? neigh_invalidate+0x550/0x550 [ 406.020321] ? process_timeout+0x40/0x40 [ 406.024386] ? find_held_lock+0x36/0x1c0 [ 406.028459] ? __run_timers+0x7da/0xc70 [ 406.032439] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.037027] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.041527] ? neigh_invalidate+0x550/0x550 [ 406.045864] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 406.050455] ? trace_hardirqs_on+0xbd/0x310 [ 406.054777] ? kasan_check_read+0x11/0x20 [ 406.058931] ? __run_timers+0x7da/0xc70 [ 406.063145] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.068621] ? neigh_invalidate+0x550/0x550 [ 406.072951] __run_timers+0x7e5/0xc70 [ 406.076769] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 406.082142] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 406.087165] ? graph_lock+0x170/0x170 [ 406.090975] ? enqueue_hrtimer+0x1a5/0x560 [ 406.095211] ? lock_release+0x970/0x970 [ 406.099188] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 406.104389] ? find_held_lock+0x36/0x1c0 [ 406.108462] ? graph_lock+0x170/0x170 [ 406.112266] ? pvclock_read_flags+0x160/0x160 [ 406.116768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.122313] ? check_preemption_disabled+0x48/0x200 [ 406.127345] ? __lock_is_held+0xb5/0x140 [ 406.131411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.137139] ? check_preemption_disabled+0x48/0x200 [ 406.142168] run_timer_softirq+0x52/0xb0 [ 406.146236] ? rcu_read_lock_sched_held+0x108/0x120 [ 406.151261] __do_softirq+0x30b/0xad8 [ 406.155085] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 406.160202] ? pvclock_read_flags+0x160/0x160 [ 406.164699] ? lapic_next_event+0x5a/0x90 [ 406.168861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.174400] ? check_preemption_disabled+0x48/0x200 [ 406.179416] ? check_preemption_disabled+0x48/0x200 [ 406.184440] ? kvm_clock_read+0x18/0x30 [ 406.188425] ? kvm_sched_clock_read+0x9/0x20 [ 406.192848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.198392] ? check_preemption_disabled+0x48/0x200 [ 406.203430] irq_exit+0x17f/0x1c0 [ 406.206888] smp_apic_timer_interrupt+0x1cb/0x760 [ 406.211735] ? smp_reschedule_interrupt+0x109/0x650 [ 406.216757] ? smp_call_function_single_interrupt+0x650/0x650 [ 406.222647] ? interrupt_entry+0xb5/0xf0 [ 406.226716] ? trace_hardirqs_off_caller+0xbb/0x300 [ 406.231734] ? trace_hardirqs_off_caller+0xbb/0x300 [ 406.236764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.241610] ? trace_hardirqs_off+0x300/0x300 [ 406.246114] ? trace_hardirqs_off+0x300/0x300 [ 406.250617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.256160] ? check_preemption_disabled+0x48/0x200 [ 406.261199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.266068] apic_timer_interrupt+0xf/0x20 [ 406.270309] [ 406.272551] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 406.277486] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 406.296400] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 406.304124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 406.311398] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 406.318670] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 406.325939] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 406.333213] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 406.340539] skb_clone+0x1bb/0x500 [ 406.344091] ? skb_split+0x11e0/0x11e0 [ 406.347993] ? preempt_notifier_register+0x200/0x200 [ 406.353097] ? __switch_to_asm+0x34/0x70 [ 406.357169] ? __switch_to_asm+0x34/0x70 [ 406.361242] ? lockdep_hardirqs_on+0x421/0x5c0 [ 406.365851] bpf_clone_redirect+0xb9/0x490 [ 406.370095] ? trace_hardirqs_off_caller+0x300/0x300 [ 406.375218] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 406.380243] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 406.385023] ? find_held_lock+0x36/0x1c0 [ 406.389096] ? lock_acquire+0x1ed/0x520 [ 406.393084] ? bpf_test_run+0x32e/0x5a0 [ 406.397069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.402617] ? check_preemption_disabled+0x48/0x200 [ 406.407644] ? kasan_check_read+0x11/0x20 [ 406.411796] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 406.417094] ? rcu_bh_qs+0xc0/0xc0 [ 406.420661] ? bpf_test_run+0x1c0/0x5a0 [ 406.424653] ? netlink_diag_dump+0x2a0/0x2a0 [ 406.429071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.434625] ? bpf_test_init.isra.9+0x70/0x100 [ 406.439216] ? bpf_prog_test_run_skb+0x634/0xb40 [ 406.443986] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 406.448844] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.454389] ? fput+0x130/0x1a0 [ 406.457720] ? __bpf_prog_get+0x9b/0x290 [ 406.461788] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 406.466641] ? bpf_prog_test_run+0x130/0x1a0 [ 406.471066] ? __x64_sys_bpf+0x3d8/0x510 [ 406.475141] ? bpf_prog_get+0x20/0x20 [ 406.478973] ? do_syscall_64+0x1b9/0x820 [ 406.483042] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 406.488412] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.493348] ? trace_hardirqs_off+0x300/0x300 [ 406.497859] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 406.502878] ? recalc_sigpending_tsk+0x180/0x180 [ 406.507642] ? kasan_check_write+0x14/0x20 [ 406.511886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.516742] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.522137] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 406.522143] warn_alloc_show_mem: 1 callbacks suppressed [ 406.522151] Mem-Info: [ 406.529089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.534476] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 406.534476] active_file:18 inactive_file:16 isolated_file:0 [ 406.534476] unevictable:0 dirty:0 writeback:0 unstable:0 [ 406.534476] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 406.534476] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 406.534476] free:13623 free_pcp:186 free_cma:0 [ 406.536865] Call Trace: [ 406.546267] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 406.579132] [ 406.581715] Node 0 [ 406.609401] dump_stack+0x1c4/0x2b4 [ 406.611560] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 406.613778] ? dump_stack_print_info.cold.2+0x52/0x52 [ 406.617374] lowmem_reserve[]: 0 [ 406.642925] warn_alloc.cold.118+0xb7/0x1bd [ 406.648097] 2815 [ 406.651390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.655689] 6318 6318 [ 406.657797] ? lock_downgrade+0x900/0x900 [ 406.662621] Node 0 [ 406.665131] ? trace_hardirqs_off+0xb8/0x300 [ 406.669283] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 406.671508] ? trace_hardirqs_off+0xb8/0x300 [ 406.675883] lowmem_reserve[]: 0 [ 406.702460] __alloc_pages_slowpath+0x2667/0x2d80 [ 406.706849] 0 [ 406.710157] ? warn_alloc+0x120/0x120 [ 406.714955] 3503 3503 [ 406.716771] ? __lock_acquire+0x7ec/0x4ec0 [ 406.720556] Node 0 [ 406.723067] ? warn_alloc+0x120/0x120 [ 406.727312] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 406.729526] ? print_usage_bug+0xc0/0xc0 [ 406.733295] lowmem_reserve[]: 0 [ 406.761684] ? warn_alloc+0x120/0x120 [ 406.765726] 0 [ 406.769003] ? print_usage_bug+0xc0/0xc0 [ 406.772773] 0 0 [ 406.774587] ? mark_held_locks+0x130/0x130 [ 406.780602] ? mark_held_locks+0x130/0x130 [ 406.784817] Node 0 DMA: [ 406.789059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.789078] ? should_fail+0x22d/0xd01 [ 406.791737] 1*4kB [ 406.797261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.797282] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.801156] (U) [ 406.803307] ? __lock_acquire+0x7ec/0x4ec0 [ 406.808823] 0*8kB [ 406.813932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.815908] 0*16kB 1*32kB [ 406.820156] ? should_fail+0x22d/0xd01 [ 406.822285] (U) [ 406.827388] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 406.830212] 2*64kB [ 406.834113] ? mark_held_locks+0x130/0x130 [ 406.836055] (U) 1*128kB [ 406.841612] ? mark_held_locks+0x130/0x130 [ 406.843835] (U) [ 406.848075] ? graph_lock+0x170/0x170 [ 406.850719] 1*256kB (U) [ 406.854965] ? graph_lock+0x170/0x170 [ 406.856921] 0*512kB 1*1024kB [ 406.860732] ? print_usage_bug+0xc0/0xc0 [ 406.863383] (U) [ 406.867191] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.870267] 1*2048kB (M) [ 406.874336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.876285] 3*4096kB (M) [ 406.880704] ? check_preemption_disabled+0x48/0x200 [ 406.883439] = 15908kB [ 406.883449] Node 0 [ 406.888996] ? check_preemption_disabled+0x48/0x200 [ 406.891725] DMA32: 4*4kB [ 406.896765] ? __lock_is_held+0xb5/0x140 [ 406.899143] (UM) [ 406.901394] __alloc_pages_nodemask+0xa80/0xde0 [ 406.906389] 3*8kB (UM) [ 406.909155] ? graph_lock+0x170/0x170 [ 406.913189] 1*16kB (M) [ 406.915266] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 406.919905] 2*32kB (UM) [ 406.922498] ? graph_lock+0x170/0x170 [ 406.926274] 2*64kB (M) [ 406.928878] ? find_held_lock+0x36/0x1c0 [ 406.933864] 4*128kB (UM) [ 406.936557] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.940323] 2*256kB (M) [ 406.942921] ? lock_downgrade+0x900/0x900 [ 406.946953] 4*512kB (UM) [ 406.949726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.954858] 3*1024kB (M) [ 406.957551] cache_grow_begin+0x91/0x8c0 [ 406.961665] 3*2048kB (M) [ 406.964432] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.969942] 3*4096kB (M) [ 406.972718] fallback_alloc+0x203/0x2e0 [ 406.976745] = 24824kB [ 406.976755] Node 0 [ 406.979526] ____cache_alloc_node+0x1c7/0x1e0 [ 406.983902] Normal: 2044*4kB [ 406.986672] kmem_cache_alloc_node+0xe3/0x730 [ 406.990614] (UMEH) 226*8kB (UMEH) [ 406.993045] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 406.995254] 46*16kB (UME) [ 406.999759] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 407.002845] 27*32kB (UME) [ 407.007356] __alloc_skb+0x119/0x770 [ 407.010866] 10*64kB (UME) [ 407.015984] ? calc_wheel_index+0x220/0x220 [ 407.018806] 4*128kB (UM) [ 407.023403] ? skb_scrub_packet+0x490/0x490 [ 407.026220] 0*256kB 2*512kB [ 407.029947] ? vprintk_default+0x28/0x30 [ 407.032766] (U) [ 407.037086] ? vprintk_func+0x85/0x181 [ 407.039923] 0*1024kB 0*2048kB [ 407.044255] ? printk+0xa7/0xcf [ 407.047249] 0*4096kB = 13760kB [ 407.051320] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 407.053282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 407.057167] new_skb+0x26/0x1c0 [ 407.060336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 407.060347] 413 total pagecache pages [ 407.063629] aoecmd_cfg+0x279/0x7f0 [ 407.066812] 0 pages in swap cache [ 407.071576] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 407.080390] Swap cache stats: add 0, delete 0, find 0/0 [ 407.080400] Free swap = 0kB [ 407.083678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.092224] Total swap = 0kB [ 407.092234] 1965979 pages RAM [ 407.096037] ? check_preemption_disabled+0x48/0x200 [ 407.099635] 0 pages HighMem/MovableOnly [ 407.099645] 343323 pages reserved [ 407.103094] ? check_preemption_disabled+0x48/0x200 [ 407.107399] 0 pages cma reserved [ 407.107574] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 407.112778] ? __lock_is_held+0xb5/0x140 [ 407.115773] syz-executor3 cpuset= [ 407.121314] discover_timer+0x50/0x60 [ 407.124304] syz3 [ 407.127409] call_timer_fn+0x272/0x920 [ 407.132403] mems_allowed=0 [ 407.136374] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.183538] ? process_timeout+0x40/0x40 [ 407.187617] ? find_held_lock+0x36/0x1c0 [ 407.191700] ? mark_held_locks+0xc7/0x130 [ 407.195867] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.200370] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.204869] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.209717] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 407.214307] ? trace_hardirqs_on+0xbd/0x310 [ 407.218652] ? kasan_check_read+0x11/0x20 [ 407.222809] ? __run_timers+0x7da/0xc70 [ 407.226805] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.232297] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.237155] __run_timers+0x7e5/0xc70 [ 407.240986] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 407.246358] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 407.251382] ? graph_lock+0x170/0x170 [ 407.255194] ? print_usage_bug+0xc0/0xc0 [ 407.259257] ? lock_release+0x970/0x970 [ 407.263236] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 407.268442] ? find_held_lock+0x36/0x1c0 [ 407.272514] ? graph_lock+0x170/0x170 [ 407.276326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.281871] ? check_preemption_disabled+0x48/0x200 [ 407.286905] ? __lock_is_held+0xb5/0x140 [ 407.290979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.296520] ? check_preemption_disabled+0x48/0x200 [ 407.301550] run_timer_softirq+0x52/0xb0 [ 407.305624] ? rcu_read_lock_sched_held+0x108/0x120 [ 407.310648] __do_softirq+0x30b/0xad8 [ 407.314467] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 407.319582] ? pvclock_read_flags+0x160/0x160 [ 407.324087] ? lapic_next_event+0x5a/0x90 [ 407.328240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.333783] ? check_preemption_disabled+0x48/0x200 [ 407.338806] ? check_preemption_disabled+0x48/0x200 [ 407.343853] ? kvm_clock_read+0x18/0x30 [ 407.347845] ? kvm_sched_clock_read+0x9/0x20 [ 407.352262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.357804] ? check_preemption_disabled+0x48/0x200 [ 407.362857] irq_exit+0x17f/0x1c0 [ 407.366324] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.371167] ? smp_reschedule_interrupt+0x109/0x650 [ 407.376190] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.382084] ? interrupt_entry+0xb5/0xf0 [ 407.386156] ? trace_hardirqs_off_caller+0xbb/0x300 [ 407.391180] ? trace_hardirqs_off_caller+0xbb/0x300 [ 407.396217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.401068] ? trace_hardirqs_off+0x300/0x300 [ 407.405563] ? trace_hardirqs_off+0x300/0x300 [ 407.410064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.415610] ? check_preemption_disabled+0x48/0x200 [ 407.420635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.426185] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.431046] apic_timer_interrupt+0xf/0x20 [ 407.435280] [ 407.437525] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 407.443242] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 407.462155] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 407.469965] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 407.477241] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 407.484510] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 407.491786] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 407.499055] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 407.506368] cgroup_file_notify+0x226/0x2f0 [ 407.510700] ? cgroup_procs_write_finish+0xf0/0xf0 [ 407.515640] ? print_usage_bug+0xc0/0xc0 [ 407.519720] ? find_held_lock+0x36/0x1c0 [ 407.523794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.529355] shrink_node+0x5e1/0x16b0 [ 407.533166] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 407.538481] ? shrink_node_memcg+0x18e0/0x18e0 [ 407.543081] ? kvm_clock_read+0x18/0x30 [ 407.547070] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 407.552103] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 407.556617] ? kasan_check_write+0x14/0x20 [ 407.560873] ? do_raw_spin_lock+0xc1/0x200 [ 407.565124] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.570674] ? __cpuset_node_allowed+0x19b/0x660 [ 407.575443] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 407.581162] ? delayacct_end+0x5a/0x100 [ 407.585155] do_try_to_free_pages+0x3e7/0x1290 [ 407.589762] ? shrink_node+0x16b0/0x16b0 [ 407.593841] ? __lock_is_held+0xb5/0x140 [ 407.597925] try_to_free_pages+0x4d0/0xb90 [ 407.602177] ? do_try_to_free_pages+0x1290/0x1290 [ 407.607025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.612579] ? lock_acquire+0x1ed/0x520 [ 407.616568] ? set_page_refcounted+0x280/0x280 [ 407.621170] ? lock_release+0x970/0x970 [ 407.625157] ? ___might_sleep+0x1ed/0x300 [ 407.629346] ? arch_local_save_flags+0x40/0x40 [ 407.633970] __alloc_pages_slowpath+0x993/0x2d80 [ 407.638776] ? warn_alloc+0x120/0x120 [ 407.642580] ? __radix_tree_lookup+0x4c0/0x4c0 [ 407.647189] ? find_get_entry+0x2f2/0xc40 [ 407.651356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.656903] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 407.661849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.667397] ? should_fail+0x22d/0xd01 [ 407.671300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.676411] ? __lock_is_held+0xb5/0x140 [ 407.680508] ? __lock_is_held+0xb5/0x140 [ 407.684584] ? __lock_acquire+0x7ec/0x4ec0 [ 407.688840] ? ___might_sleep+0x1ed/0x300 [ 407.692992] ? lock_release+0x970/0x970 [ 407.696973] ? arch_local_save_flags+0x40/0x40 [ 407.701574] ? __might_sleep+0x95/0x190 [ 407.705566] __alloc_pages_nodemask+0xa80/0xde0 [ 407.710250] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 407.715272] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 407.721082] ? kasan_check_read+0x11/0x20 [ 407.725240] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 407.730524] ? graph_lock+0x170/0x170 [ 407.734334] ? print_usage_bug+0xc0/0xc0 [ 407.738410] ? graph_lock+0x170/0x170 [ 407.742228] ? graph_lock+0x170/0x170 [ 407.746049] ? __do_page_cache_readahead+0x7ce/0x980 [ 407.751174] ? find_held_lock+0x36/0x1c0 [ 407.755250] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 407.760802] alloc_pages_current+0x10c/0x210 [ 407.765226] ? lock_downgrade+0x900/0x900 [ 407.769395] __page_cache_alloc+0x38f/0x5b0 [ 407.773729] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 407.779530] ? kasan_check_read+0x11/0x20 [ 407.783692] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 407.788980] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 407.793658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.799198] ? check_preemption_disabled+0x48/0x200 [ 407.804237] filemap_fault+0x1594/0x25f0 [ 407.808320] ? __lock_page_or_retry+0xa00/0xa00 [ 407.812996] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 407.818798] ? kasan_check_read+0x11/0x20 [ 407.822965] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 407.828251] ? rcu_bh_qs+0xc0/0xc0 [ 407.831800] ? print_usage_bug+0xc0/0xc0 [ 407.835887] ? filemap_map_pages+0xdea/0x1980 [ 407.840395] ? print_usage_bug+0xc0/0xc0 [ 407.844474] ? find_get_pages_range_tag+0x1320/0x1320 [ 407.849674] ? print_usage_bug+0xc0/0xc0 [ 407.853736] ? __lock_acquire+0x7ec/0x4ec0 [ 407.857973] ? graph_lock+0x170/0x170 [ 407.861782] ? __sigqueue_free.part.27+0x7d/0xa0 [ 407.866548] ? __lock_acquire+0x7ec/0x4ec0 [ 407.870806] ? lock_acquire+0x1ed/0x520 [ 407.874797] ? ext4_filemap_fault+0x7a/0xad [ 407.879136] ? lock_release+0x970/0x970 [ 407.883121] ? arch_local_save_flags+0x40/0x40 [ 407.887798] ? mark_held_locks+0x130/0x130 [ 407.892064] ? down_read+0xb0/0x1d0 [ 407.895692] ? ext4_filemap_fault+0x7a/0xad [ 407.900019] ? __down_interruptible+0x700/0x700 [ 407.904699] ? graph_lock+0x170/0x170 [ 407.908509] ? __sigqueue_free.part.27+0x7d/0xa0 [ 407.913283] ext4_filemap_fault+0x82/0xad [ 407.917438] __do_fault+0x100/0x6b0 [ 407.921072] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 407.926355] ? print_bad_pte+0x6c0/0x6c0 [ 407.930429] ? pmd_val+0x88/0x100 [ 407.933895] ? add_mm_counter_fast+0xd0/0xd0 [ 407.938315] ? pmd_val+0x88/0x100 [ 407.941777] ? add_mm_counter_fast+0xd0/0xd0 [ 407.946204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.951746] __handle_mm_fault+0x3709/0x53e0 [ 407.956169] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 407.961023] ? graph_lock+0x170/0x170 [ 407.964844] ? print_usage_bug+0xc0/0xc0 [ 407.968918] ? graph_lock+0x170/0x170 [ 407.972723] ? graph_lock+0x170/0x170 [ 407.976550] ? handle_mm_fault+0x42a/0xc70 [ 407.980791] ? lock_downgrade+0x900/0x900 [ 407.984948] ? check_preemption_disabled+0x48/0x200 [ 407.989978] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 407.995775] ? kasan_check_read+0x11/0x20 [ 407.999928] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 408.005211] ? rcu_bh_qs+0xc0/0xc0 [ 408.008755] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.014216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.019757] ? check_preemption_disabled+0x48/0x200 [ 408.024789] handle_mm_fault+0x54f/0xc70 [ 408.028870] ? __handle_mm_fault+0x53e0/0x53e0 [ 408.033463] ? find_vma+0x34/0x190 [ 408.037018] __do_page_fault+0x67d/0xed0 [ 408.041092] ? mm_fault_error+0x380/0x380 [ 408.045256] ? syscall_slow_exit_work+0x520/0x520 [ 408.050111] do_page_fault+0xf2/0x7e0 [ 408.053918] ? vmalloc_sync_all+0x30/0x30 [ 408.058073] ? error_entry+0x70/0xd0 [ 408.062293] ? trace_hardirqs_off_caller+0xbb/0x300 [ 408.067322] ? trace_hardirqs_on_caller+0xc0/0x300 [ 408.072254] ? syscall_return_slowpath+0x5e0/0x5e0 [ 408.077190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.082038] ? trace_hardirqs_off+0x300/0x300 [ 408.086541] ? trace_hardirqs_off_caller+0x300/0x300 [ 408.091657] ? prepare_exit_to_usermode+0x291/0x3b0 [ 408.096678] ? page_fault+0x8/0x30 [ 408.100226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.105075] ? page_fault+0x8/0x30 [ 408.108625] page_fault+0x1e/0x30 [ 408.112084] RIP: 0033:0x45db60 [ 408.115281] Code: Bad RIP value. [ 408.119399] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 408.124765] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 408.132036] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 408.139317] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 408.146591] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 408.153868] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 408.161173] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 408.161266] aoe: skb alloc failure [ 408.168458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.168468] Call Trace: [ 408.172070] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.181345] [ 408.183921] syz-fuzzer cpuset= [ 408.194145] dump_stack+0x1c4/0x2b4 [ 408.196275] / [ 408.199471] ? dump_stack_print_info.cold.2+0x52/0x52 [ 408.203078] mems_allowed=0 [ 408.204803] warn_alloc.cold.118+0xb7/0x1bd [ 408.217209] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.222059] ? lock_downgrade+0x900/0x900 [ 408.226223] ? trace_hardirqs_off+0xb8/0x300 [ 408.230642] ? trace_hardirqs_off+0xb8/0x300 [ 408.235065] __alloc_pages_slowpath+0x2667/0x2d80 [ 408.239945] ? warn_alloc+0x120/0x120 [ 408.243756] ? graph_lock+0x170/0x170 [ 408.247565] ? warn_alloc+0x120/0x120 [ 408.251375] ? print_usage_bug+0xc0/0xc0 [ 408.255444] ? warn_alloc+0x120/0x120 [ 408.259253] ? print_usage_bug+0xc0/0xc0 [ 408.263321] ? __lock_is_held+0xb5/0x140 [ 408.267389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.272935] ? should_fail+0x22d/0xd01 [ 408.276841] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.281955] ? __lock_acquire+0x7ec/0x4ec0 [ 408.286201] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.291304] ? __lock_acquire+0x7ec/0x4ec0 [ 408.295539] ? should_fail+0x22d/0xd01 [ 408.299442] ? mark_held_locks+0x130/0x130 [ 408.303685] ? mark_held_locks+0x130/0x130 [ 408.307926] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.312348] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 408.316942] ? graph_lock+0x170/0x170 [ 408.320745] ? print_usage_bug+0xc0/0xc0 [ 408.324814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.330371] ? check_preemption_disabled+0x48/0x200 [ 408.335403] ? check_preemption_disabled+0x48/0x200 [ 408.340435] ? __lock_is_held+0xb5/0x140 [ 408.344507] __alloc_pages_nodemask+0xa80/0xde0 [ 408.349185] ? graph_lock+0x170/0x170 [ 408.352998] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 408.358015] ? graph_lock+0x170/0x170 [ 408.361848] ? find_held_lock+0x36/0x1c0 [ 408.365927] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.370599] ? lock_downgrade+0x900/0x900 [ 408.374760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.380312] cache_grow_begin+0x91/0x8c0 [ 408.384378] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.388798] fallback_alloc+0x203/0x2e0 [ 408.392792] ____cache_alloc_node+0x1c7/0x1e0 [ 408.397330] kmem_cache_alloc_node+0xe3/0x730 [ 408.401842] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.406093] __alloc_skb+0x119/0x770 [ 408.409823] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 408.415133] ? skb_scrub_packet+0x490/0x490 [ 408.419458] ? lock_downgrade+0x900/0x900 [ 408.423618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.429160] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.434620] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.440081] ? addrconf_rs_timer+0x6f0/0x6f0 [ 408.444514] ndisc_alloc_skb+0x144/0x340 [ 408.448587] ndisc_send_rs+0x331/0x6e0 [ 408.452486] addrconf_rs_timer+0x3c0/0x6f0 [ 408.456729] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.460982] call_timer_fn+0x272/0x920 [ 408.464871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.469118] ? process_timeout+0x40/0x40 [ 408.473186] ? find_held_lock+0x36/0x1c0 [ 408.477265] ? __run_timers+0x7da/0xc70 [ 408.481247] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.485749] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.490246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.494485] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 408.499072] ? trace_hardirqs_on+0xbd/0x310 [ 408.503404] ? kasan_check_read+0x11/0x20 [ 408.507559] ? __run_timers+0x7da/0xc70 [ 408.511543] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.517013] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.521339] __run_timers+0x7e5/0xc70 [ 408.525159] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 408.530531] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.535551] ? graph_lock+0x170/0x170 [ 408.539362] ? enqueue_hrtimer+0x1a5/0x560 [ 408.543604] ? lock_release+0x970/0x970 [ 408.547585] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 408.552789] ? find_held_lock+0x36/0x1c0 [ 408.556868] ? graph_lock+0x170/0x170 [ 408.560701] ? pvclock_read_flags+0x160/0x160 [ 408.565206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.570750] ? check_preemption_disabled+0x48/0x200 [ 408.575788] ? __lock_is_held+0xb5/0x140 [ 408.579864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.585406] ? check_preemption_disabled+0x48/0x200 [ 408.590434] run_timer_softirq+0x52/0xb0 [ 408.594499] ? rcu_read_lock_sched_held+0x108/0x120 [ 408.599524] __do_softirq+0x30b/0xad8 [ 408.603339] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 408.608454] ? pvclock_read_flags+0x160/0x160 [ 408.612958] ? lapic_next_event+0x5a/0x90 [ 408.617117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.622658] ? check_preemption_disabled+0x48/0x200 [ 408.627677] ? check_preemption_disabled+0x48/0x200 [ 408.632706] ? kvm_clock_read+0x18/0x30 [ 408.636683] ? kvm_sched_clock_read+0x9/0x20 [ 408.641097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.646649] ? check_preemption_disabled+0x48/0x200 [ 408.651684] irq_exit+0x17f/0x1c0 [ 408.655146] smp_apic_timer_interrupt+0x1cb/0x760 [ 408.659992] ? smp_reschedule_interrupt+0x109/0x650 [ 408.665016] ? smp_call_function_single_interrupt+0x650/0x650 [ 408.670907] ? interrupt_entry+0xb5/0xf0 [ 408.674973] ? trace_hardirqs_off_caller+0xbb/0x300 [ 408.679995] ? trace_hardirqs_off_caller+0xbb/0x300 [ 408.685024] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.689874] ? trace_hardirqs_off+0x300/0x300 [ 408.694374] ? trace_hardirqs_off+0x300/0x300 [ 408.698873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.704411] ? check_preemption_disabled+0x48/0x200 [ 408.709440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.714298] apic_timer_interrupt+0xf/0x20 [ 408.718532] [ 408.720778] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 408.725711] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 408.744616] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 408.752329] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 408.759597] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 408.766871] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 408.774139] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 408.781410] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 408.788728] skb_clone+0x1bb/0x500 [ 408.792274] ? skb_split+0x11e0/0x11e0 [ 408.796173] ? preempt_notifier_register+0x200/0x200 [ 408.801290] ? __switch_to_asm+0x34/0x70 [ 408.805351] ? __switch_to_asm+0x34/0x70 [ 408.809423] ? lockdep_hardirqs_on+0x421/0x5c0 [ 408.814020] bpf_clone_redirect+0xb9/0x490 [ 408.818267] ? trace_hardirqs_off_caller+0x300/0x300 [ 408.823382] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 408.828423] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.833197] ? find_held_lock+0x36/0x1c0 [ 408.837268] ? lock_acquire+0x1ed/0x520 [ 408.841243] ? bpf_test_run+0x32e/0x5a0 [ 408.845226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.850768] ? check_preemption_disabled+0x48/0x200 [ 408.855790] ? kasan_check_read+0x11/0x20 [ 408.859954] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 408.865233] ? rcu_bh_qs+0xc0/0xc0 [ 408.868793] ? bpf_test_run+0x1c0/0x5a0 [ 408.872790] ? netlink_diag_dump+0x2a0/0x2a0 [ 408.877204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.882741] ? bpf_test_init.isra.9+0x70/0x100 [ 408.887333] ? bpf_prog_test_run_skb+0x634/0xb40 [ 408.892110] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 408.896957] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 408.902496] ? fput+0x130/0x1a0 [ 408.905782] ? __bpf_prog_get+0x9b/0x290 [ 408.909857] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 408.914706] ? bpf_prog_test_run+0x130/0x1a0 [ 408.919131] ? __x64_sys_bpf+0x3d8/0x510 [ 408.923194] ? bpf_prog_get+0x20/0x20 [ 408.927026] ? do_syscall_64+0x1b9/0x820 [ 408.931091] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 408.936465] ? syscall_return_slowpath+0x5e0/0x5e0 [ 408.941402] ? trace_hardirqs_off+0x300/0x300 [ 408.945902] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 408.950922] ? recalc_sigpending_tsk+0x180/0x180 [ 408.956177] ? kasan_check_write+0x14/0x20 [ 408.960424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.965283] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.970675] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 408.970681] warn_alloc_show_mem: 1 callbacks suppressed [ 408.970689] Mem-Info: [ 408.977618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.982996] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 408.982996] active_file:18 inactive_file:16 isolated_file:0 [ 408.982996] unevictable:0 dirty:0 writeback:0 unstable:0 [ 408.982996] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 408.982996] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 408.982996] free:13623 free_pcp:186 free_cma:0 [ 408.985378] Call Trace: [ 408.994771] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 409.027623] [ 409.030199] Node 0 [ 409.057876] dump_stack+0x1c4/0x2b4 [ 409.060030] 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 [ 409.062242] ? dump_stack_print_info.cold.2+0x52/0x52 [ 409.065850] lowmem_reserve[]: 0 [ 409.091371] warn_alloc.cold.118+0xb7/0x1bd [ 409.096526] 2815 6318 [ 409.099818] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.104126] 6318 [ 409.106640] ? lock_downgrade+0x900/0x900 [ 409.111464] Node 0 [ 409.113531] ? trace_hardirqs_off+0xb8/0x300 [ 409.117679] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 409.119895] ? trace_hardirqs_off+0xb8/0x300 [ 409.124272] lowmem_reserve[]: 0 [ 409.150837] __alloc_pages_slowpath+0x2667/0x2d80 [ 409.155217] 0 [ 409.158526] ? warn_alloc+0x120/0x120 [ 409.163311] 3503 3503 [ 409.165130] ? warn_alloc+0x120/0x120 [ 409.168917] Node 0 [ 409.171414] ? print_usage_bug+0xc0/0xc0 [ 409.175219] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 409.177431] ? warn_alloc+0x120/0x120 [ 409.181465] lowmem_reserve[]: 0 [ 409.209855] ? print_usage_bug+0xc0/0xc0 [ 409.213638] 0 [ 409.216921] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.220954] 0 0 [ 409.222766] ? ktime_get+0x2e1/0x440 [ 409.227764] Node 0 [ 409.229738] ? check_preemption_disabled+0x48/0x200 [ 409.233424] DMA: 1*4kB [ 409.235669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.240662] (U) [ 409.243250] ? should_fail+0x22d/0xd01 [ 409.248757] 0*8kB 0*16kB [ 409.250742] ? kasan_check_read+0x11/0x20 [ 409.254607] 1*32kB (U) [ 409.257379] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 409.261497] 2*64kB (U) [ 409.264094] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.269350] 1*128kB (U) [ 409.271950] ? __lock_acquire+0x7ec/0x4ec0 [ 409.277024] 1*256kB (U) [ 409.279707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.283918] 0*512kB 1*1024kB [ 409.286601] ? should_fail+0x22d/0xd01 [ 409.291676] (U) 1*2048kB [ 409.294801] ? mark_held_locks+0x130/0x130 [ 409.298655] (M) 3*4096kB [ 409.301423] ? mark_held_locks+0x130/0x130 [ 409.305634] (M) = 15908kB [ 409.308401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.312609] Node 0 DMA32: [ 409.315394] ? graph_lock+0x170/0x170 [ 409.320895] 4*4kB [ 409.323741] ? mark_held_locks+0xc7/0x130 [ 409.327524] (UM) [ 409.329675] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 409.333794] 3*8kB (UM) [ 409.335878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.340865] 1*16kB (M) [ 409.343460] ? check_preemption_disabled+0x48/0x200 [ 409.348974] 2*32kB (UM) [ 409.351568] ? check_preemption_disabled+0x48/0x200 [ 409.356566] 2*64kB [ 409.359241] ? __lock_is_held+0xb5/0x140 [ 409.364220] (M) 4*128kB [ 409.366468] __alloc_pages_nodemask+0xa80/0xde0 [ 409.370498] (UM) 2*256kB [ 409.373183] ? graph_lock+0x170/0x170 [ 409.377855] (M) [ 409.380619] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 409.384393] 4*512kB [ 409.386367] ? graph_lock+0x170/0x170 [ 409.391358] (UM) 3*1024kB [ 409.393697] ? find_held_lock+0x36/0x1c0 [ 409.397470] (M) [ 409.400319] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.404345] 3*2048kB (M) [ 409.406330] ? lock_downgrade+0x900/0x900 [ 409.410976] 3*4096kB (M) [ 409.413746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.417865] = 24824kB [ 409.417874] Node 0 [ 409.420640] cache_grow_begin+0x91/0x8c0 [ 409.426153] Normal: 2044*4kB [ 409.428579] ? do_raw_spin_unlock+0xa7/0x2f0 [ 409.430791] (UMEH) [ 409.434860] fallback_alloc+0x203/0x2e0 [ 409.437933] 226*8kB (UMEH) [ 409.442357] ____cache_alloc_node+0x1c7/0x1e0 [ 409.444572] 46*16kB (UME) [ 409.448565] kmem_cache_alloc_node+0xe3/0x730 [ 409.451468] 27*32kB (UME) [ 409.455977] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 409.458794] 10*64kB (UME) [ 409.463310] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 409.466128] 4*128kB (UM) [ 409.471255] __alloc_skb+0x119/0x770 [ 409.474071] 0*256kB [ 409.478655] ? calc_wheel_index+0x220/0x220 [ 409.481392] 2*512kB [ 409.485105] ? skb_scrub_packet+0x490/0x490 [ 409.487413] (U) [ 409.491738] ? vprintk_default+0x28/0x30 [ 409.494029] 0*1024kB 0*2048kB [ 409.498361] ? vprintk_func+0x85/0x181 [ 409.500317] 0*4096kB = 13760kB [ 409.504388] ? printk+0xa7/0xcf [ 409.507566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 409.511449] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 409.514626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 409.517909] new_skb+0x26/0x1c0 [ 409.526720] 413 total pagecache pages [ 409.531471] aoecmd_cfg+0x279/0x7f0 [ 409.540036] 0 pages in swap cache [ 409.543315] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 409.547090] Swap cache stats: add 0, delete 0, find 0/0 [ 409.547100] Free swap = 0kB [ 409.551260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.554689] Total swap = 0kB [ 409.554699] 1965979 pages RAM [ 409.559018] ? check_preemption_disabled+0x48/0x200 [ 409.564354] 0 pages HighMem/MovableOnly [ 409.564364] 343323 pages reserved [ 409.567384] ? check_preemption_disabled+0x48/0x200 [ 409.572897] 0 pages cma reserved [ 409.572972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.575934] ? __lock_is_held+0xb5/0x140 [ 409.579132] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.584035] discover_timer+0x50/0x60 [ 409.587984] syz-executor3 cpuset= [ 409.591439] call_timer_fn+0x272/0x920 [ 409.596435] syz3 [ 409.599799] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.606272] mems_allowed=0 [ 409.610329] ? process_timeout+0x40/0x40 [ 409.645688] ? find_held_lock+0x36/0x1c0 [ 409.649767] ? mark_held_locks+0xc7/0x130 [ 409.653925] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.658422] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.662923] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.667767] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 409.672355] ? trace_hardirqs_on+0xbd/0x310 [ 409.676680] ? kasan_check_read+0x11/0x20 [ 409.680846] ? __run_timers+0x7da/0xc70 [ 409.684835] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.690311] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.695161] __run_timers+0x7e5/0xc70 [ 409.698982] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 409.704352] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 409.709378] ? graph_lock+0x170/0x170 [ 409.713190] ? print_usage_bug+0xc0/0xc0 [ 409.717250] ? lock_release+0x970/0x970 [ 409.721232] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 409.726435] ? find_held_lock+0x36/0x1c0 [ 409.730505] ? graph_lock+0x170/0x170 [ 409.734319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.739873] ? check_preemption_disabled+0x48/0x200 [ 409.744914] ? __lock_is_held+0xb5/0x140 [ 409.748985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.754531] ? check_preemption_disabled+0x48/0x200 [ 409.759562] run_timer_softirq+0x52/0xb0 [ 409.763635] ? rcu_read_lock_sched_held+0x108/0x120 [ 409.768664] __do_softirq+0x30b/0xad8 [ 409.772484] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 409.777598] ? pvclock_read_flags+0x160/0x160 [ 409.782107] ? lapic_next_event+0x5a/0x90 [ 409.786269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.791809] ? check_preemption_disabled+0x48/0x200 [ 409.796847] ? check_preemption_disabled+0x48/0x200 [ 409.801881] ? kvm_clock_read+0x18/0x30 [ 409.805871] ? kvm_sched_clock_read+0x9/0x20 [ 409.810287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.815839] ? check_preemption_disabled+0x48/0x200 [ 409.820890] irq_exit+0x17f/0x1c0 [ 409.824364] smp_apic_timer_interrupt+0x1cb/0x760 [ 409.829213] ? smp_reschedule_interrupt+0x109/0x650 [ 409.834234] ? smp_call_function_single_interrupt+0x650/0x650 [ 409.840123] ? interrupt_entry+0xb5/0xf0 [ 409.844199] ? trace_hardirqs_off_caller+0xbb/0x300 [ 409.849220] ? trace_hardirqs_off_caller+0xbb/0x300 [ 409.854250] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.859095] ? trace_hardirqs_off+0x300/0x300 [ 409.863596] ? trace_hardirqs_off+0x300/0x300 [ 409.868109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.873654] ? check_preemption_disabled+0x48/0x200 [ 409.878675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.884330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.889194] apic_timer_interrupt+0xf/0x20 [ 409.893425] [ 409.895666] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 409.901379] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 409.920285] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 409.928000] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 409.935268] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 409.942535] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 409.949806] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 409.957084] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 409.964398] cgroup_file_notify+0x226/0x2f0 [ 409.968726] ? cgroup_procs_write_finish+0xf0/0xf0 [ 409.973661] ? print_usage_bug+0xc0/0xc0 [ 409.977732] ? find_held_lock+0x36/0x1c0 [ 409.981802] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.987360] shrink_node+0x5e1/0x16b0 [ 409.991170] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 409.996482] ? shrink_node_memcg+0x18e0/0x18e0 [ 410.001078] ? kvm_clock_read+0x18/0x30 [ 410.005075] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 410.010105] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 410.014602] ? kasan_check_write+0x14/0x20 [ 410.018856] ? do_raw_spin_lock+0xc1/0x200 [ 410.023095] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.028646] ? __cpuset_node_allowed+0x19b/0x660 [ 410.033439] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 410.039155] ? delayacct_end+0x5a/0x100 [ 410.043149] do_try_to_free_pages+0x3e7/0x1290 [ 410.047771] ? shrink_node+0x16b0/0x16b0 [ 410.051846] ? __lock_is_held+0xb5/0x140 [ 410.055929] try_to_free_pages+0x4d0/0xb90 [ 410.060644] ? do_try_to_free_pages+0x1290/0x1290 [ 410.065490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.071070] ? lock_acquire+0x1ed/0x520 [ 410.075049] ? set_page_refcounted+0x280/0x280 [ 410.079652] ? lock_release+0x970/0x970 [ 410.083644] ? ___might_sleep+0x1ed/0x300 [ 410.087799] ? arch_local_save_flags+0x40/0x40 [ 410.092415] __alloc_pages_slowpath+0x993/0x2d80 [ 410.097212] ? warn_alloc+0x120/0x120 [ 410.101024] ? __radix_tree_lookup+0x4c0/0x4c0 [ 410.105630] ? find_get_entry+0x2f2/0xc40 [ 410.109796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.115366] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 410.120305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.125853] ? should_fail+0x22d/0xd01 [ 410.129755] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.134870] ? __lock_is_held+0xb5/0x140 [ 410.138968] ? __lock_is_held+0xb5/0x140 [ 410.143043] ? __lock_acquire+0x7ec/0x4ec0 [ 410.147284] ? ___might_sleep+0x1ed/0x300 [ 410.151435] ? lock_release+0x970/0x970 [ 410.155418] ? arch_local_save_flags+0x40/0x40 [ 410.160023] ? __might_sleep+0x95/0x190 [ 410.164010] __alloc_pages_nodemask+0xa80/0xde0 [ 410.168693] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 410.173716] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 410.179515] ? kasan_check_read+0x11/0x20 [ 410.183669] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.188959] ? graph_lock+0x170/0x170 [ 410.192763] ? print_usage_bug+0xc0/0xc0 [ 410.196837] ? graph_lock+0x170/0x170 [ 410.200641] ? graph_lock+0x170/0x170 [ 410.204447] ? __do_page_cache_readahead+0x7ce/0x980 [ 410.209559] ? find_held_lock+0x36/0x1c0 [ 410.213634] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 410.219183] alloc_pages_current+0x10c/0x210 [ 410.223597] ? lock_downgrade+0x900/0x900 [ 410.227764] __page_cache_alloc+0x38f/0x5b0 [ 410.232091] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 410.237893] ? kasan_check_read+0x11/0x20 [ 410.242046] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.247332] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 410.252015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.257560] ? check_preemption_disabled+0x48/0x200 [ 410.262589] filemap_fault+0x1594/0x25f0 [ 410.266675] ? __lock_page_or_retry+0xa00/0xa00 [ 410.271351] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 410.277152] ? kasan_check_read+0x11/0x20 [ 410.281306] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.286586] ? rcu_bh_qs+0xc0/0xc0 [ 410.290143] ? print_usage_bug+0xc0/0xc0 [ 410.294217] ? filemap_map_pages+0xdea/0x1980 [ 410.298727] ? print_usage_bug+0xc0/0xc0 [ 410.302803] ? find_get_pages_range_tag+0x1320/0x1320 [ 410.308007] ? print_usage_bug+0xc0/0xc0 [ 410.312069] ? __lock_acquire+0x7ec/0x4ec0 [ 410.316311] ? graph_lock+0x170/0x170 [ 410.320120] ? __sigqueue_free.part.27+0x7d/0xa0 [ 410.324886] ? __lock_acquire+0x7ec/0x4ec0 [ 410.329140] ? lock_acquire+0x1ed/0x520 [ 410.333119] ? ext4_filemap_fault+0x7a/0xad [ 410.337453] ? lock_release+0x970/0x970 [ 410.341435] ? arch_local_save_flags+0x40/0x40 [ 410.346025] ? mark_held_locks+0x130/0x130 [ 410.350290] ? down_read+0xb0/0x1d0 [ 410.353929] ? ext4_filemap_fault+0x7a/0xad [ 410.358260] ? __down_interruptible+0x700/0x700 [ 410.362934] ? graph_lock+0x170/0x170 [ 410.366742] ? __sigqueue_free.part.27+0x7d/0xa0 [ 410.371515] ext4_filemap_fault+0x82/0xad [ 410.375680] __do_fault+0x100/0x6b0 [ 410.379312] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.384614] ? print_bad_pte+0x6c0/0x6c0 [ 410.388692] ? pmd_val+0x88/0x100 [ 410.392153] ? add_mm_counter_fast+0xd0/0xd0 [ 410.396569] ? pmd_val+0x88/0x100 [ 410.400028] ? add_mm_counter_fast+0xd0/0xd0 [ 410.404448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.409997] __handle_mm_fault+0x3709/0x53e0 [ 410.414420] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 410.419267] ? graph_lock+0x170/0x170 [ 410.423077] ? print_usage_bug+0xc0/0xc0 [ 410.427151] ? graph_lock+0x170/0x170 [ 410.430958] ? graph_lock+0x170/0x170 [ 410.434790] ? handle_mm_fault+0x42a/0xc70 [ 410.439032] ? lock_downgrade+0x900/0x900 [ 410.443181] ? check_preemption_disabled+0x48/0x200 [ 410.448219] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 410.454020] ? kasan_check_read+0x11/0x20 [ 410.458174] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.463456] ? rcu_bh_qs+0xc0/0xc0 [ 410.466998] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.472451] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.477993] ? check_preemption_disabled+0x48/0x200 [ 410.483024] handle_mm_fault+0x54f/0xc70 [ 410.487103] ? __handle_mm_fault+0x53e0/0x53e0 [ 410.491694] ? find_vma+0x34/0x190 [ 410.495249] __do_page_fault+0x67d/0xed0 [ 410.499321] ? mm_fault_error+0x380/0x380 [ 410.503480] ? syscall_slow_exit_work+0x520/0x520 [ 410.508333] do_page_fault+0xf2/0x7e0 [ 410.512140] ? vmalloc_sync_all+0x30/0x30 [ 410.516293] ? error_entry+0x70/0xd0 [ 410.520019] ? trace_hardirqs_off_caller+0xbb/0x300 [ 410.525036] ? trace_hardirqs_on_caller+0xc0/0x300 [ 410.529971] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.534906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.539756] ? trace_hardirqs_off+0x300/0x300 [ 410.544258] ? trace_hardirqs_off_caller+0x300/0x300 [ 410.549374] ? prepare_exit_to_usermode+0x291/0x3b0 [ 410.554400] ? page_fault+0x8/0x30 [ 410.557954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.562810] ? page_fault+0x8/0x30 [ 410.566363] page_fault+0x1e/0x30 [ 410.569817] RIP: 0033:0x45db60 [ 410.573029] Code: Bad RIP value. [ 410.576390] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 410.581757] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 410.589024] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 410.596296] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 410.603566] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 410.610842] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 410.618150] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 410.618214] aoe: skb alloc failure [ 410.625437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.625442] Call Trace: [ 410.625450] [ 410.625473] dump_stack+0x1c4/0x2b4 [ 410.625492] ? dump_stack_print_info.cold.2+0x52/0x52 [ 410.629050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.638387] warn_alloc.cold.118+0xb7/0x1bd [ 410.640943] syz-fuzzer cpuset= [ 410.643096] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.646722] / [ 410.651913] ? lock_downgrade+0x900/0x900 [ 410.662114] mems_allowed=0 [ 410.683203] ? trace_hardirqs_off+0xb8/0x300 [ 410.687627] ? trace_hardirqs_off+0xb8/0x300 [ 410.692051] __alloc_pages_slowpath+0x2667/0x2d80 [ 410.696932] ? warn_alloc+0x120/0x120 [ 410.700744] ? warn_alloc+0x120/0x120 [ 410.704553] ? print_usage_bug+0xc0/0xc0 [ 410.708622] ? warn_alloc+0x120/0x120 [ 410.712427] ? print_usage_bug+0xc0/0xc0 [ 410.716495] ? graph_lock+0x170/0x170 [ 410.720301] ? kvm_sched_clock_read+0x9/0x20 [ 410.724719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.730259] ? should_fail+0x22d/0xd01 [ 410.734161] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.739266] ? __lock_acquire+0x7ec/0x4ec0 [ 410.743514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.748619] ? __lock_acquire+0x7ec/0x4ec0 [ 410.752863] ? should_fail+0x22d/0xd01 [ 410.756763] ? mark_held_locks+0x130/0x130 [ 410.761008] ? mark_held_locks+0x130/0x130 [ 410.765254] ? select_task_rq_fair+0x754/0x34f0 [ 410.769930] ? lock_downgrade+0x900/0x900 [ 410.774084] ? check_preemption_disabled+0x48/0x200 [ 410.779112] ? graph_lock+0x170/0x170 [ 410.782942] ? print_usage_bug+0xc0/0xc0 [ 410.787030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.792581] ? check_preemption_disabled+0x48/0x200 [ 410.797598] ? check_preemption_disabled+0x48/0x200 [ 410.802630] ? __lock_is_held+0xb5/0x140 [ 410.806704] __alloc_pages_nodemask+0xa80/0xde0 [ 410.811378] ? graph_lock+0x170/0x170 [ 410.815190] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 410.820210] ? graph_lock+0x170/0x170 [ 410.824024] ? find_held_lock+0x36/0x1c0 [ 410.828099] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.832776] ? lock_downgrade+0x900/0x900 [ 410.836967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.842514] cache_grow_begin+0x91/0x8c0 [ 410.846583] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.851009] fallback_alloc+0x203/0x2e0 [ 410.854996] ____cache_alloc_node+0x1c7/0x1e0 [ 410.859503] kmem_cache_alloc_node+0xe3/0x730 [ 410.864007] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.868272] __alloc_skb+0x119/0x770 [ 410.871997] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.877285] ? skb_scrub_packet+0x490/0x490 [ 410.881613] ? lock_downgrade+0x900/0x900 [ 410.885776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.891322] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.896786] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.902242] ? addrconf_rs_timer+0x6f0/0x6f0 [ 410.906671] ndisc_alloc_skb+0x144/0x340 [ 410.910741] ndisc_send_rs+0x331/0x6e0 [ 410.914644] addrconf_rs_timer+0x3c0/0x6f0 [ 410.918888] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.923145] call_timer_fn+0x272/0x920 [ 410.927038] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.931277] ? process_timeout+0x40/0x40 [ 410.935339] ? find_held_lock+0x36/0x1c0 [ 410.939411] ? __run_timers+0x7da/0xc70 [ 410.943394] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.947892] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.952867] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.957116] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 410.961711] ? trace_hardirqs_on+0xbd/0x310 [ 410.966034] ? kasan_check_read+0x11/0x20 [ 410.970187] ? __run_timers+0x7da/0xc70 [ 410.974165] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.979635] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.983876] __run_timers+0x7e5/0xc70 [ 410.987696] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 410.993068] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.998110] ? graph_lock+0x170/0x170 [ 411.001918] ? enqueue_hrtimer+0x1a5/0x560 [ 411.006169] ? lock_release+0x970/0x970 [ 411.010152] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 411.015350] ? find_held_lock+0x36/0x1c0 [ 411.019421] ? graph_lock+0x170/0x170 [ 411.023230] ? pvclock_read_flags+0x160/0x160 [ 411.027732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.033276] ? check_preemption_disabled+0x48/0x200 [ 411.038307] ? __lock_is_held+0xb5/0x140 [ 411.042374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.047913] ? check_preemption_disabled+0x48/0x200 [ 411.052944] run_timer_softirq+0x52/0xb0 [ 411.057011] ? rcu_read_lock_sched_held+0x108/0x120 [ 411.062033] __do_softirq+0x30b/0xad8 [ 411.065861] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 411.070975] ? pvclock_read_flags+0x160/0x160 [ 411.075476] ? lapic_next_event+0x5a/0x90 [ 411.079632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.085172] ? check_preemption_disabled+0x48/0x200 [ 411.090192] ? check_preemption_disabled+0x48/0x200 [ 411.095222] ? kvm_clock_read+0x18/0x30 [ 411.099210] ? kvm_sched_clock_read+0x9/0x20 [ 411.103626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.109170] ? check_preemption_disabled+0x48/0x200 [ 411.114208] irq_exit+0x17f/0x1c0 [ 411.118161] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.123013] ? smp_reschedule_interrupt+0x109/0x650 [ 411.128040] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.133929] ? interrupt_entry+0xb5/0xf0 [ 411.138011] ? trace_hardirqs_off_caller+0xbb/0x300 [ 411.143029] ? trace_hardirqs_off_caller+0xbb/0x300 [ 411.148052] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.152897] ? trace_hardirqs_off+0x300/0x300 [ 411.157393] ? trace_hardirqs_off+0x300/0x300 [ 411.161892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.167432] ? check_preemption_disabled+0x48/0x200 [ 411.172466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.177326] apic_timer_interrupt+0xf/0x20 [ 411.181559] [ 411.183802] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 411.188742] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 411.207643] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 411.215383] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 411.222767] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 411.230037] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 411.237307] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 411.244576] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 411.251906] skb_clone+0x1bb/0x500 [ 411.255453] ? skb_split+0x11e0/0x11e0 [ 411.259347] ? preempt_notifier_register+0x200/0x200 [ 411.264455] ? __switch_to_asm+0x34/0x70 [ 411.268517] ? __switch_to_asm+0x34/0x70 [ 411.272589] ? lockdep_hardirqs_on+0x421/0x5c0 [ 411.277184] bpf_clone_redirect+0xb9/0x490 [ 411.281427] ? trace_hardirqs_off_caller+0x300/0x300 [ 411.286554] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 411.291580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 411.296357] ? find_held_lock+0x36/0x1c0 [ 411.300431] ? lock_acquire+0x1ed/0x520 [ 411.304406] ? bpf_test_run+0x32e/0x5a0 [ 411.308412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.313956] ? check_preemption_disabled+0x48/0x200 [ 411.318982] ? kasan_check_read+0x11/0x20 [ 411.323142] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 411.328422] ? rcu_bh_qs+0xc0/0xc0 [ 411.331985] ? bpf_test_run+0x1c0/0x5a0 [ 411.335981] ? netlink_diag_dump+0x2a0/0x2a0 [ 411.340398] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.345937] ? bpf_test_init.isra.9+0x70/0x100 [ 411.350529] ? bpf_prog_test_run_skb+0x634/0xb40 [ 411.355300] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 411.360144] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.365683] ? fput+0x130/0x1a0 [ 411.368968] ? __bpf_prog_get+0x9b/0x290 [ 411.373035] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 411.377886] ? bpf_prog_test_run+0x130/0x1a0 [ 411.382309] ? __x64_sys_bpf+0x3d8/0x510 [ 411.386395] ? bpf_prog_get+0x20/0x20 [ 411.390227] ? do_syscall_64+0x1b9/0x820 [ 411.394292] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.399668] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.404603] ? trace_hardirqs_off+0x300/0x300 [ 411.409114] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 411.414143] ? recalc_sigpending_tsk+0x180/0x180 [ 411.418907] ? kasan_check_write+0x14/0x20 [ 411.423158] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.428015] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.433401] warn_alloc_show_mem: 1 callbacks suppressed [ 411.433413] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 411.433415] Mem-Info: [ 411.433447] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 411.433447] active_file:18 inactive_file:16 isolated_file:0 [ 411.433447] unevictable:0 dirty:0 writeback:0 unstable:0 [ 411.433447] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 411.433447] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 411.433447] free:13623 free_pcp:186 free_cma:0 [ 411.438795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.445728] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 411.448135] Call Trace: [ 411.481003] Node 0 [ 411.490353] [ 411.518036] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.520597] dump_stack+0x1c4/0x2b4 [ 411.522809] lowmem_reserve[]: 0 [ 411.524979] ? dump_stack_print_info.cold.2+0x52/0x52 [ 411.550468] 2815 [ 411.554113] warn_alloc.cold.118+0xb7/0x1bd [ 411.557354] 6318 6318 [ 411.562552] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 411.564596] Node 0 [ 411.568925] ? lock_downgrade+0x900/0x900 [ 411.571425] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.576247] ? trace_hardirqs_off+0xb8/0x300 [ 411.578453] lowmem_reserve[]: 0 [ 411.582616] ? trace_hardirqs_off+0xb8/0x300 [ 411.609168] 0 [ 411.613732] __alloc_pages_slowpath+0x2667/0x2d80 [ 411.616982] 3503 [ 411.622200] ? warn_alloc+0x120/0x120 [ 411.623956] 3503 [ 411.629251] ? __lock_acquire+0x7ec/0x4ec0 [ 411.631297] Node 0 [ 411.635098] ? warn_alloc+0x120/0x120 [ 411.637172] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 411.641378] ? print_usage_bug+0xc0/0xc0 [ 411.643585] lowmem_reserve[]: 0 [ 411.648090] ? warn_alloc+0x120/0x120 [ 411.676444] 0 0 [ 411.680529] ? print_usage_bug+0xc0/0xc0 [ 411.683774] 0 [ 411.687585] ? mark_held_locks+0x130/0x130 [ 411.689543] Node 0 [ 411.693613] ? mark_held_locks+0x130/0x130 [ 411.695394] DMA: [ 411.699661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.701870] 1*4kB [ 411.706113] ? should_fail+0x22d/0xd01 [ 411.708154] (U) [ 411.713685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.713711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.715839] 0*8kB 0*16kB [ 411.719737] ? __lock_acquire+0x7ec/0x4ec0 [ 411.721689] 1*32kB (U) [ 411.727239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.732321] 2*64kB [ 411.735075] ? should_fail+0x22d/0xd01 [ 411.739284] (U) 1*128kB [ 411.741882] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 411.746956] (U) 1*256kB [ 411.749233] ? mark_held_locks+0x130/0x130 [ 411.753088] (U) [ 411.755761] ? mark_held_locks+0x130/0x130 [ 411.761273] 0*512kB 1*1024kB [ 411.763958] ? graph_lock+0x170/0x170 [ 411.768167] (U) 1*2048kB [ 411.770152] ? graph_lock+0x170/0x170 [ 411.774359] (M) 3*4096kB [ 411.777476] ? print_usage_bug+0xc0/0xc0 [ 411.781247] (M) = 15908kB [ 411.784017] ? do_raw_spin_unlock+0xa7/0x2f0 [ 411.787800] Node 0 [ 411.790556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.794585] DMA32: 4*4kB [ 411.797356] ? check_preemption_disabled+0x48/0x200 [ 411.801737] (UM) 3*8kB [ 411.803986] ? check_preemption_disabled+0x48/0x200 [ 411.809493] (UM) 1*16kB [ 411.812272] ? __lock_is_held+0xb5/0x140 [ 411.817254] (M) 2*32kB [ 411.819859] __alloc_pages_nodemask+0xa80/0xde0 [ 411.824852] (UM) 2*64kB [ 411.827541] ? graph_lock+0x170/0x170 [ 411.831584] (M) [ 411.834178] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 411.838820] 4*128kB (UM) [ 411.841504] ? graph_lock+0x170/0x170 [ 411.841532] ? find_held_lock+0x36/0x1c0 [ 411.845301] 2*256kB (M) [ 411.847291] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.852275] 4*512kB (UM) [ 411.855045] ? lock_downgrade+0x900/0x900 [ 411.858837] 3*1024kB (M) [ 411.862920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.865558] 3*2048kB (M) [ 411.870240] cache_grow_begin+0x91/0x8c0 [ 411.872977] 3*4096kB [ 411.877127] ? do_raw_spin_unlock+0xa7/0x2f0 [ 411.879858] (M) = 24824kB [ 411.885413] fallback_alloc+0x203/0x2e0 [ 411.888146] Node 0 [ 411.892231] ____cache_alloc_node+0x1c7/0x1e0 [ 411.894611] Normal: 2044*4kB [ 411.899033] kmem_cache_alloc_node+0xe3/0x730 [ 411.901769] (UMEH) [ 411.905747] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 411.907957] 226*8kB (UMEH) [ 411.912462] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 411.915542] 46*16kB (UME) [ 411.920052] __alloc_skb+0x119/0x770 [ 411.922259] 27*32kB (UME) [ 411.927377] ? calc_wheel_index+0x220/0x220 [ 411.930291] 10*64kB [ 411.934894] ? skb_scrub_packet+0x490/0x490 [ 411.937721] (UME) [ 411.941441] ? vprintk_default+0x28/0x30 [ 411.944261] 4*128kB [ 411.948580] ? vprintk_func+0x85/0x181 [ 411.950887] (UM) [ 411.955215] ? printk+0xa7/0xcf [ 411.957346] 0*256kB 2*512kB [ 411.961420] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 411.963726] (U) [ 411.967624] new_skb+0x26/0x1c0 [ 411.969647] 0*1024kB 0*2048kB [ 411.972932] aoecmd_cfg+0x279/0x7f0 [ 411.975927] 0*4096kB = 13760kB [ 411.980711] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 411.982677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 411.985954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.989139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 411.992760] ? check_preemption_disabled+0x48/0x200 [ 411.995934] 413 total pagecache pages [ 412.000250] ? check_preemption_disabled+0x48/0x200 [ 412.009070] 0 pages in swap cache [ 412.014618] ? __lock_is_held+0xb5/0x140 [ 412.023166] Swap cache stats: add 0, delete 0, find 0/0 [ 412.028185] discover_timer+0x50/0x60 [ 412.031960] Free swap = 0kB [ 412.036981] call_timer_fn+0x272/0x920 [ 412.040409] Total swap = 0kB [ 412.040430] 1965979 pages RAM [ 412.044493] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.049837] 0 pages HighMem/MovableOnly [ 412.049848] 343323 pages reserved [ 412.053658] ? process_timeout+0x40/0x40 [ 412.056659] 0 pages cma reserved [ 412.060907] ? find_held_lock+0x36/0x1c0 [ 412.060933] ? mark_held_locks+0xc7/0x130 [ 412.063996] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.067050] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.071964] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.075856] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.079296] syz-executor3 cpuset= [ 412.083359] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.086703] syz3 [ 412.090764] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 412.094897] mems_allowed=0 [ 412.101388] ? trace_hardirqs_on+0xbd/0x310 [ 412.143592] ? kasan_check_read+0x11/0x20 [ 412.147779] ? __run_timers+0x7da/0xc70 [ 412.151791] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.157272] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.162120] __run_timers+0x7e5/0xc70 [ 412.165940] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 412.171310] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 412.176330] ? graph_lock+0x170/0x170 [ 412.180140] ? print_usage_bug+0xc0/0xc0 [ 412.184208] ? lock_release+0x970/0x970 [ 412.188189] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 412.193395] ? find_held_lock+0x36/0x1c0 [ 412.197470] ? graph_lock+0x170/0x170 [ 412.201279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.206822] ? check_preemption_disabled+0x48/0x200 [ 412.211877] ? __lock_is_held+0xb5/0x140 [ 412.215944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.221484] ? check_preemption_disabled+0x48/0x200 [ 412.226512] run_timer_softirq+0x52/0xb0 [ 412.230579] ? rcu_read_lock_sched_held+0x108/0x120 [ 412.235614] __do_softirq+0x30b/0xad8 [ 412.239442] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 412.244554] ? pvclock_read_flags+0x160/0x160 [ 412.249056] ? lapic_next_event+0x5a/0x90 [ 412.253206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.258745] ? check_preemption_disabled+0x48/0x200 [ 412.263767] ? check_preemption_disabled+0x48/0x200 [ 412.268797] ? kvm_clock_read+0x18/0x30 [ 412.272788] ? kvm_sched_clock_read+0x9/0x20 [ 412.277212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.282758] ? check_preemption_disabled+0x48/0x200 [ 412.287791] irq_exit+0x17f/0x1c0 [ 412.291256] smp_apic_timer_interrupt+0x1cb/0x760 [ 412.296111] ? smp_reschedule_interrupt+0x109/0x650 [ 412.301134] ? smp_call_function_single_interrupt+0x650/0x650 [ 412.307026] ? interrupt_entry+0xb5/0xf0 [ 412.311093] ? trace_hardirqs_off_caller+0xbb/0x300 [ 412.316112] ? trace_hardirqs_off_caller+0xbb/0x300 [ 412.321134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.325982] ? trace_hardirqs_off+0x300/0x300 [ 412.330481] ? trace_hardirqs_off+0x300/0x300 [ 412.334983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.340522] ? check_preemption_disabled+0x48/0x200 [ 412.345541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.351091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.355952] apic_timer_interrupt+0xf/0x20 [ 412.360192] [ 412.362438] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 412.368152] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 412.387059] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 412.394771] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 412.402040] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 412.409308] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 412.416578] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 412.423865] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 412.431193] cgroup_file_notify+0x226/0x2f0 [ 412.435524] ? cgroup_procs_write_finish+0xf0/0xf0 [ 412.440459] ? print_usage_bug+0xc0/0xc0 [ 412.444530] ? find_held_lock+0x36/0x1c0 [ 412.448598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.454158] shrink_node+0x5e1/0x16b0 [ 412.457966] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 412.463275] ? shrink_node_memcg+0x18e0/0x18e0 [ 412.467877] ? kvm_clock_read+0x18/0x30 [ 412.471862] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.476889] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 412.481386] ? kasan_check_write+0x14/0x20 [ 412.485629] ? do_raw_spin_lock+0xc1/0x200 [ 412.489873] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.495414] ? __cpuset_node_allowed+0x19b/0x660 [ 412.500175] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 412.505891] ? delayacct_end+0x5a/0x100 [ 412.509883] do_try_to_free_pages+0x3e7/0x1290 [ 412.514493] ? shrink_node+0x16b0/0x16b0 [ 412.518564] ? __lock_is_held+0xb5/0x140 [ 412.522648] try_to_free_pages+0x4d0/0xb90 [ 412.526894] ? do_try_to_free_pages+0x1290/0x1290 [ 412.531737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.537291] ? lock_acquire+0x1ed/0x520 [ 412.541273] ? set_page_refcounted+0x280/0x280 [ 412.545874] ? lock_release+0x970/0x970 [ 412.549864] ? ___might_sleep+0x1ed/0x300 [ 412.554021] ? arch_local_save_flags+0x40/0x40 [ 412.558628] __alloc_pages_slowpath+0x993/0x2d80 [ 412.563428] ? warn_alloc+0x120/0x120 [ 412.567244] ? __radix_tree_lookup+0x4c0/0x4c0 [ 412.571853] ? find_get_entry+0x2f2/0xc40 [ 412.576021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.581565] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 412.586501] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.592841] ? should_fail+0x22d/0xd01 [ 412.596990] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.602603] ? __lock_is_held+0xb5/0x140 [ 412.606703] ? __lock_is_held+0xb5/0x140 [ 412.610780] ? __lock_acquire+0x7ec/0x4ec0 [ 412.615024] ? ___might_sleep+0x1ed/0x300 [ 412.619177] ? lock_release+0x970/0x970 [ 412.623157] ? arch_local_save_flags+0x40/0x40 [ 412.627791] ? __might_sleep+0x95/0x190 [ 412.631803] __alloc_pages_nodemask+0xa80/0xde0 [ 412.636495] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 412.641519] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 412.647325] ? kasan_check_read+0x11/0x20 [ 412.651482] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.656767] ? graph_lock+0x170/0x170 [ 412.660572] ? print_usage_bug+0xc0/0xc0 [ 412.664649] ? graph_lock+0x170/0x170 [ 412.668454] ? graph_lock+0x170/0x170 [ 412.672264] ? __do_page_cache_readahead+0x7ce/0x980 [ 412.677381] ? find_held_lock+0x36/0x1c0 [ 412.681459] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 412.687005] alloc_pages_current+0x10c/0x210 [ 412.691510] ? lock_downgrade+0x900/0x900 [ 412.695673] __page_cache_alloc+0x38f/0x5b0 [ 412.700000] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 412.705798] ? kasan_check_read+0x11/0x20 [ 412.709963] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.715254] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 412.719931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.725474] ? check_preemption_disabled+0x48/0x200 [ 412.730503] filemap_fault+0x1594/0x25f0 [ 412.734583] ? __lock_page_or_retry+0xa00/0xa00 [ 412.739260] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 412.745404] ? kasan_check_read+0x11/0x20 [ 412.749560] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.754853] ? rcu_bh_qs+0xc0/0xc0 [ 412.758405] ? print_usage_bug+0xc0/0xc0 [ 412.762478] ? filemap_map_pages+0xdea/0x1980 [ 412.766986] ? print_usage_bug+0xc0/0xc0 [ 412.771068] ? find_get_pages_range_tag+0x1320/0x1320 [ 412.776268] ? print_usage_bug+0xc0/0xc0 [ 412.780331] ? __lock_acquire+0x7ec/0x4ec0 [ 412.784572] ? graph_lock+0x170/0x170 [ 412.788386] ? __sigqueue_free.part.27+0x7d/0xa0 [ 412.793152] ? __lock_acquire+0x7ec/0x4ec0 [ 412.797410] ? lock_acquire+0x1ed/0x520 [ 412.801391] ? ext4_filemap_fault+0x7a/0xad [ 412.805733] ? lock_release+0x970/0x970 [ 412.809709] ? arch_local_save_flags+0x40/0x40 [ 412.814296] ? mark_held_locks+0x130/0x130 [ 412.818552] ? down_read+0xb0/0x1d0 [ 412.822182] ? ext4_filemap_fault+0x7a/0xad [ 412.826509] ? __down_interruptible+0x700/0x700 [ 412.831183] ? graph_lock+0x170/0x170 [ 412.834992] ? __sigqueue_free.part.27+0x7d/0xa0 [ 412.839765] ext4_filemap_fault+0x82/0xad [ 412.843924] __do_fault+0x100/0x6b0 [ 412.847621] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.852910] ? print_bad_pte+0x6c0/0x6c0 [ 412.856986] ? pmd_val+0x88/0x100 [ 412.860445] ? add_mm_counter_fast+0xd0/0xd0 [ 412.864862] ? pmd_val+0x88/0x100 [ 412.868321] ? add_mm_counter_fast+0xd0/0xd0 [ 412.872740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.878289] __handle_mm_fault+0x3709/0x53e0 [ 412.882716] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 412.887564] ? graph_lock+0x170/0x170 [ 412.891375] ? print_usage_bug+0xc0/0xc0 [ 412.895442] ? graph_lock+0x170/0x170 [ 412.899244] ? graph_lock+0x170/0x170 [ 412.903072] ? handle_mm_fault+0x42a/0xc70 [ 412.907315] ? lock_downgrade+0x900/0x900 [ 412.911467] ? check_preemption_disabled+0x48/0x200 [ 412.916495] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 412.922292] ? kasan_check_read+0x11/0x20 [ 412.926444] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.931724] ? rcu_bh_qs+0xc0/0xc0 [ 412.935269] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.940727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.946266] ? check_preemption_disabled+0x48/0x200 [ 412.951316] handle_mm_fault+0x54f/0xc70 [ 412.955742] ? __handle_mm_fault+0x53e0/0x53e0 [ 412.960333] ? find_vma+0x34/0x190 [ 412.963889] __do_page_fault+0x67d/0xed0 [ 412.967966] ? mm_fault_error+0x380/0x380 [ 412.972130] ? syscall_slow_exit_work+0x520/0x520 [ 412.976986] do_page_fault+0xf2/0x7e0 [ 412.980796] ? vmalloc_sync_all+0x30/0x30 [ 412.984967] ? error_entry+0x70/0xd0 [ 412.988690] ? trace_hardirqs_off_caller+0xbb/0x300 [ 412.993708] ? trace_hardirqs_on_caller+0xc0/0x300 [ 412.998647] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.003584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.008441] ? trace_hardirqs_off+0x300/0x300 [ 413.012942] ? trace_hardirqs_off_caller+0x300/0x300 [ 413.018062] ? prepare_exit_to_usermode+0x291/0x3b0 [ 413.023088] ? page_fault+0x8/0x30 [ 413.026640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.031490] ? page_fault+0x8/0x30 [ 413.035042] page_fault+0x1e/0x30 [ 413.038497] RIP: 0033:0x45db60 [ 413.041692] Code: Bad RIP value. [ 413.045055] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 413.050425] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 413.057702] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 413.065478] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 413.072746] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 413.080015] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 413.087316] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 413.087386] aoe: skb alloc failure [ 413.094611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.094617] Call Trace: [ 413.094624] [ 413.094642] dump_stack+0x1c4/0x2b4 [ 413.094666] ? dump_stack_print_info.cold.2+0x52/0x52 [ 413.098224] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 413.107563] warn_alloc.cold.118+0xb7/0x1bd [ 413.110121] syz-fuzzer cpuset= [ 413.112269] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.115880] / [ 413.121546] ? lock_downgrade+0x900/0x900 [ 413.131754] mems_allowed=0 [ 413.136078] ? trace_hardirqs_off+0xb8/0x300 [ 413.157248] ? trace_hardirqs_off+0xb8/0x300 [ 413.161670] __alloc_pages_slowpath+0x2667/0x2d80 [ 413.166550] ? warn_alloc+0x120/0x120 [ 413.170360] ? trace_hardirqs_on+0x310/0x310 [ 413.174771] ? warn_alloc+0x120/0x120 [ 413.178584] ? print_usage_bug+0xc0/0xc0 [ 413.182649] ? warn_alloc+0x120/0x120 [ 413.186457] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 413.191479] ? print_usage_bug+0xc0/0xc0 [ 413.195549] ? __lock_acquire+0x7ec/0x4ec0 [ 413.199790] ? __lock_acquire+0x7ec/0x4ec0 [ 413.204031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.209574] ? should_fail+0x22d/0xd01 [ 413.213471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.218585] ? __lock_acquire+0x7ec/0x4ec0 [ 413.222843] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.227950] ? __lock_acquire+0x7ec/0x4ec0 [ 413.232192] ? should_fail+0x22d/0xd01 [ 413.236084] ? print_usage_bug+0xc0/0xc0 [ 413.240166] ? mark_held_locks+0x130/0x130 [ 413.244422] ? mark_held_locks+0x130/0x130 [ 413.248683] ? graph_lock+0x170/0x170 [ 413.252486] ? print_usage_bug+0xc0/0xc0 [ 413.256549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.261313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.266864] ? check_preemption_disabled+0x48/0x200 [ 413.271971] ? check_preemption_disabled+0x48/0x200 [ 413.277001] ? __lock_is_held+0xb5/0x140 [ 413.281076] __alloc_pages_nodemask+0xa80/0xde0 [ 413.285752] ? graph_lock+0x170/0x170 [ 413.289560] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 413.294574] ? graph_lock+0x170/0x170 [ 413.298393] ? find_held_lock+0x36/0x1c0 [ 413.302475] ? ____cache_alloc_node+0x1c7/0x1e0 [ 413.307150] ? lock_downgrade+0x900/0x900 [ 413.311315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.316872] cache_grow_begin+0x91/0x8c0 [ 413.320940] ? do_raw_spin_unlock+0xa7/0x2f0 [ 413.325362] fallback_alloc+0x203/0x2e0 [ 413.329355] ____cache_alloc_node+0x1c7/0x1e0 [ 413.333867] kmem_cache_alloc_node+0xe3/0x730 [ 413.338372] ? ipv6_get_ifaddr+0x42e/0x620 [ 413.342621] __alloc_skb+0x119/0x770 [ 413.346345] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 413.351629] ? skb_scrub_packet+0x490/0x490 [ 413.355953] ? lock_downgrade+0x900/0x900 [ 413.360124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.365668] ? refcount_sub_and_test_checked+0x203/0x310 [ 413.371132] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 413.376591] ? addrconf_rs_timer+0x6f0/0x6f0 [ 413.381022] ndisc_alloc_skb+0x144/0x340 [ 413.385098] ndisc_send_rs+0x331/0x6e0 [ 413.389006] addrconf_rs_timer+0x3c0/0x6f0 [ 413.393258] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.397513] call_timer_fn+0x272/0x920 [ 413.401409] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.405652] ? process_timeout+0x40/0x40 [ 413.409713] ? find_held_lock+0x36/0x1c0 [ 413.413788] ? __run_timers+0x7da/0xc70 [ 413.417770] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.422268] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.426767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.431004] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 413.435590] ? trace_hardirqs_on+0xbd/0x310 [ 413.439913] ? kasan_check_read+0x11/0x20 [ 413.444067] ? __run_timers+0x7da/0xc70 [ 413.448046] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.453596] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.457855] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 413.462094] __run_timers+0x7e5/0xc70 [ 413.465929] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 413.471301] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.476326] ? graph_lock+0x170/0x170 [ 413.480144] ? enqueue_hrtimer+0x1a5/0x560 [ 413.484379] ? lock_release+0x970/0x970 [ 413.488359] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 413.493562] ? find_held_lock+0x36/0x1c0 [ 413.497634] ? graph_lock+0x170/0x170 [ 413.501439] ? pvclock_read_flags+0x160/0x160 [ 413.505942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.511483] ? check_preemption_disabled+0x48/0x200 [ 413.516516] ? __lock_is_held+0xb5/0x140 [ 413.520583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.526131] ? check_preemption_disabled+0x48/0x200 [ 413.531160] run_timer_softirq+0x52/0xb0 [ 413.535222] ? rcu_read_lock_sched_held+0x108/0x120 [ 413.540249] __do_softirq+0x30b/0xad8 [ 413.544066] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 413.549184] ? pvclock_read_flags+0x160/0x160 [ 413.553683] ? lapic_next_event+0x5a/0x90 [ 413.557849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.563392] ? check_preemption_disabled+0x48/0x200 [ 413.568408] ? check_preemption_disabled+0x48/0x200 [ 413.573444] ? kvm_clock_read+0x18/0x30 [ 413.577427] ? kvm_sched_clock_read+0x9/0x20 [ 413.581848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.587389] ? check_preemption_disabled+0x48/0x200 [ 413.592449] irq_exit+0x17f/0x1c0 [ 413.595910] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.600759] ? smp_reschedule_interrupt+0x109/0x650 [ 413.605780] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.611668] ? interrupt_entry+0xb5/0xf0 [ 413.615735] ? trace_hardirqs_off_caller+0xbb/0x300 [ 413.620755] ? trace_hardirqs_off_caller+0xbb/0x300 [ 413.625779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.630625] ? trace_hardirqs_off+0x300/0x300 [ 413.635127] ? trace_hardirqs_off+0x300/0x300 [ 413.639628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.645173] ? check_preemption_disabled+0x48/0x200 [ 413.650205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.655063] apic_timer_interrupt+0xf/0x20 [ 413.659298] [ 413.661539] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 413.666470] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 413.685377] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 413.693093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 413.700373] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 413.707652] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 413.714920] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 413.722189] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 413.729510] skb_clone+0x1bb/0x500 [ 413.733059] ? skb_split+0x11e0/0x11e0 [ 413.736957] ? preempt_notifier_register+0x200/0x200 [ 413.742069] ? __switch_to_asm+0x34/0x70 [ 413.746138] ? __switch_to_asm+0x34/0x70 [ 413.750211] ? lockdep_hardirqs_on+0x421/0x5c0 [ 413.754810] bpf_clone_redirect+0xb9/0x490 [ 413.759057] ? trace_hardirqs_off_caller+0x300/0x300 [ 413.764173] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 413.769199] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 413.773971] ? find_held_lock+0x36/0x1c0 [ 413.778048] ? lock_acquire+0x1ed/0x520 [ 413.782028] ? bpf_test_run+0x32e/0x5a0 [ 413.786008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.791547] ? check_preemption_disabled+0x48/0x200 [ 413.796575] ? kasan_check_read+0x11/0x20 [ 413.800734] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 413.806024] ? rcu_bh_qs+0xc0/0xc0 [ 413.809590] ? bpf_test_run+0x1c0/0x5a0 [ 413.813587] ? netlink_diag_dump+0x2a0/0x2a0 [ 413.818005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.823544] ? bpf_test_init.isra.9+0x70/0x100 [ 413.828149] ? bpf_prog_test_run_skb+0x634/0xb40 [ 413.832922] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 413.837768] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.843310] ? fput+0x130/0x1a0 [ 413.846595] ? __bpf_prog_get+0x9b/0x290 [ 413.850663] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 413.855511] ? bpf_prog_test_run+0x130/0x1a0 [ 413.859926] ? __x64_sys_bpf+0x3d8/0x510 [ 413.863989] ? bpf_prog_get+0x20/0x20 [ 413.867817] ? do_syscall_64+0x1b9/0x820 [ 413.871894] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.877266] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.882204] ? trace_hardirqs_off+0x300/0x300 [ 413.886706] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.891730] ? recalc_sigpending_tsk+0x180/0x180 [ 413.896491] ? kasan_check_write+0x14/0x20 [ 413.900738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.905599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.910985] warn_alloc_show_mem: 1 callbacks suppressed [ 413.910990] Mem-Info: [ 413.911010] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 413.916373] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 413.916373] active_file:18 inactive_file:16 isolated_file:0 [ 413.916373] unevictable:0 dirty:0 writeback:0 unstable:0 [ 413.916373] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 413.916373] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 413.916373] free:13623 free_pcp:186 free_cma:0 [ 413.918767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.925725] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 413.958574] Call Trace: [ 413.967923] Node 0 [ 413.995591] [ 413.998193] 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 [ 414.000408] dump_stack+0x1c4/0x2b4 [ 414.002529] lowmem_reserve[]: 0 [ 414.028041] ? dump_stack_print_info.cold.2+0x52/0x52 [ 414.031650] 2815 [ 414.034939] warn_alloc.cold.118+0xb7/0x1bd [ 414.040092] 6318 6318 [ 414.042165] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.046468] Node 0 [ 414.048964] ? lock_downgrade+0x900/0x900 [ 414.053806] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 414.056021] ? trace_hardirqs_off+0xb8/0x300 [ 414.060330] lowmem_reserve[]: 0 [ 414.086892] ? trace_hardirqs_off+0xb8/0x300 [ 414.091280] 0 [ 414.094563] __alloc_pages_slowpath+0x2667/0x2d80 [ 414.098940] 3503 3503 [ 414.100784] ? warn_alloc+0x120/0x120 [ 414.105581] Node 0 [ 414.108086] ? __lock_acquire+0x7ec/0x4ec0 [ 414.111894] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 414.114108] ? warn_alloc+0x120/0x120 [ 414.118317] lowmem_reserve[]: 0 [ 414.146692] ? print_usage_bug+0xc0/0xc0 [ 414.150465] 0 0 [ 414.153756] ? warn_alloc+0x120/0x120 [ 414.157789] 0 [ 414.159774] ? print_usage_bug+0xc0/0xc0 [ 414.163557] Node 0 [ 414.165358] ? mark_held_locks+0x130/0x130 [ 414.169392] DMA: 1*4kB [ 414.171648] ? mark_held_locks+0x130/0x130 [ 414.175856] (U) 0*8kB [ 414.178460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.182672] 0*16kB [ 414.185175] ? should_fail+0x22d/0xd01 [ 414.190691] 1*32kB [ 414.192926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.196788] (U) [ 414.199027] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.204540] 2*64kB [ 414.206516] ? __lock_acquire+0x7ec/0x4ec0 [ 414.211594] (U) [ 414.213847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.218052] 1*128kB (U) [ 414.220040] ? should_fail+0x22d/0xd01 [ 414.225124] 1*256kB (U) [ 414.227817] ? mark_held_locks+0x130/0x130 [ 414.231671] 0*512kB 1*1024kB [ 414.234356] ? mark_held_locks+0x130/0x130 [ 414.238564] (U) 1*2048kB [ 414.241685] ? graph_lock+0x170/0x170 [ 414.245903] (M) [ 414.248660] ? graph_lock+0x170/0x170 [ 414.252438] 3*4096kB (M) [ 414.254449] ? print_usage_bug+0xc0/0xc0 [ 414.258224] = 15908kB [ 414.258234] Node 0 [ 414.261010] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.265050] DMA32: [ 414.267463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.269677] 4*4kB [ 414.274091] ? check_preemption_disabled+0x48/0x200 [ 414.276299] (UM) [ 414.281845] ? check_preemption_disabled+0x48/0x200 [ 414.283971] 3*8kB (UM) [ 414.289006] ? __lock_is_held+0xb5/0x140 [ 414.291037] 1*16kB (M) [ 414.296067] __alloc_pages_nodemask+0xa80/0xde0 [ 414.298628] 2*32kB [ 414.302688] ? graph_lock+0x170/0x170 [ 414.305254] (UM) [ 414.309941] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 414.312160] 2*64kB [ 414.315962] ? graph_lock+0x170/0x170 [ 414.318006] (M) [ 414.323030] ? find_held_lock+0x36/0x1c0 [ 414.325244] 4*128kB [ 414.329050] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.330994] (UM) 2*256kB [ 414.335067] ? lock_downgrade+0x900/0x900 [ 414.337365] (M) [ 414.342041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.344775] 4*512kB (UM) [ 414.348936] cache_grow_begin+0x91/0x8c0 [ 414.350896] 3*1024kB [ 414.356436] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.359170] (M) [ 414.363238] fallback_alloc+0x203/0x2e0 [ 414.365645] 3*2048kB [ 414.370063] ____cache_alloc_node+0x1c7/0x1e0 [ 414.372015] (M) [ 414.376000] kmem_cache_alloc_node+0xe3/0x730 [ 414.378383] 3*4096kB [ 414.382888] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 414.384849] (M) [ 414.389343] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 414.391753] = 24824kB [ 414.391763] Node 0 [ 414.396876] __alloc_skb+0x119/0x770 [ 414.398824] Normal: 2044*4kB [ 414.403428] ? calc_wheel_index+0x220/0x220 [ 414.405820] (UMEH) [ 414.408064] ? skb_scrub_packet+0x490/0x490 [ 414.411755] 226*8kB (UMEH) [ 414.414880] ? vprintk_default+0x28/0x30 [ 414.419169] 46*16kB (UME) [ 414.421413] ? vprintk_func+0x85/0x181 [ 414.425708] 27*32kB (UME) [ 414.428648] ? printk+0xa7/0xcf [ 414.432680] 10*64kB (UME) [ 414.435541] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 414.439407] 4*128kB [ 414.442260] new_skb+0x26/0x1c0 [ 414.445508] (UM) 0*256kB [ 414.448361] aoecmd_cfg+0x279/0x7f0 [ 414.453096] 2*512kB [ 414.455424] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 414.458682] (U) [ 414.461447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.465046] 0*1024kB 0*2048kB [ 414.467387] ? check_preemption_disabled+0x48/0x200 [ 414.471686] 0*4096kB [ 414.473661] ? check_preemption_disabled+0x48/0x200 [ 414.479173] = 13760kB [ 414.479189] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 414.482389] ? __lock_is_held+0xb5/0x140 [ 414.487372] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 414.487382] 413 total pagecache pages [ 414.489806] discover_timer+0x50/0x60 [ 414.494803] 0 pages in swap cache [ 414.497226] call_timer_fn+0x272/0x920 [ 414.506039] Swap cache stats: add 0, delete 0, find 0/0 [ 414.506050] Free swap = 0kB [ 414.510128] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.518678] Total swap = 0kB [ 414.518689] 1965979 pages RAM [ 414.522496] ? process_timeout+0x40/0x40 [ 414.526267] 0 pages HighMem/MovableOnly [ 414.526277] 343323 pages reserved [ 414.529732] ? find_held_lock+0x36/0x1c0 [ 414.533597] 0 pages cma reserved [ 414.538975] ? mark_held_locks+0xc7/0x130 [ 414.542027] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 414.546811] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.549892] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 414.552936] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.556983] syz-executor3 cpuset= [ 414.560960] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.564390] syz3 [ 414.568457] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 414.571805] mems_allowed=0 [ 414.575968] ? trace_hardirqs_on+0xbd/0x310 [ 414.623948] ? kasan_check_read+0x11/0x20 [ 414.628202] ? __run_timers+0x7da/0xc70 [ 414.632327] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.637805] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.642667] __run_timers+0x7e5/0xc70 [ 414.646499] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 414.651891] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 414.656933] ? graph_lock+0x170/0x170 [ 414.660746] ? print_usage_bug+0xc0/0xc0 [ 414.664809] ? lock_release+0x970/0x970 [ 414.668802] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 414.674019] ? find_held_lock+0x36/0x1c0 [ 414.678099] ? graph_lock+0x170/0x170 [ 414.681918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.687465] ? check_preemption_disabled+0x48/0x200 [ 414.692507] ? __lock_is_held+0xb5/0x140 [ 414.696576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.702122] ? check_preemption_disabled+0x48/0x200 [ 414.707158] run_timer_softirq+0x52/0xb0 [ 414.711233] ? rcu_read_lock_sched_held+0x108/0x120 [ 414.716268] __do_softirq+0x30b/0xad8 [ 414.720101] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 414.725236] ? pvclock_read_flags+0x160/0x160 [ 414.729754] ? lapic_next_event+0x5a/0x90 [ 414.733931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.739482] ? check_preemption_disabled+0x48/0x200 [ 414.744504] ? check_preemption_disabled+0x48/0x200 [ 414.749531] ? kvm_clock_read+0x18/0x30 [ 414.753508] ? kvm_sched_clock_read+0x9/0x20 [ 414.757924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.763466] ? check_preemption_disabled+0x48/0x200 [ 414.768499] irq_exit+0x17f/0x1c0 [ 414.771968] smp_apic_timer_interrupt+0x1cb/0x760 [ 414.776836] ? smp_reschedule_interrupt+0x109/0x650 [ 414.781874] ? smp_call_function_single_interrupt+0x650/0x650 [ 414.787764] ? interrupt_entry+0xb5/0xf0 [ 414.791844] ? trace_hardirqs_off_caller+0xbb/0x300 [ 414.796870] ? trace_hardirqs_off_caller+0xbb/0x300 [ 414.801900] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.806748] ? trace_hardirqs_off+0x300/0x300 [ 414.811246] ? trace_hardirqs_off+0x300/0x300 [ 414.815750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.821304] ? check_preemption_disabled+0x48/0x200 [ 414.826326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.831883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.836748] apic_timer_interrupt+0xf/0x20 [ 414.840982] [ 414.843233] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 414.848960] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 414.867877] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 414.875614] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 414.882902] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 414.890183] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 414.897464] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 414.904743] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 414.912069] cgroup_file_notify+0x226/0x2f0 [ 414.916407] ? cgroup_procs_write_finish+0xf0/0xf0 [ 414.921344] ? print_usage_bug+0xc0/0xc0 [ 414.925424] ? find_held_lock+0x36/0x1c0 [ 414.929498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.935052] shrink_node+0x5e1/0x16b0 [ 414.938875] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 414.944193] ? shrink_node_memcg+0x18e0/0x18e0 [ 414.948815] ? kvm_clock_read+0x18/0x30 [ 414.953176] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.958208] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 414.962706] ? kasan_check_write+0x14/0x20 [ 414.966947] ? do_raw_spin_lock+0xc1/0x200 [ 414.971200] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.976757] ? __cpuset_node_allowed+0x19b/0x660 [ 414.981530] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 414.987264] ? delayacct_end+0x5a/0x100 [ 414.991268] do_try_to_free_pages+0x3e7/0x1290 [ 414.995894] ? shrink_node+0x16b0/0x16b0 [ 414.999968] ? __lock_is_held+0xb5/0x140 [ 415.004058] try_to_free_pages+0x4d0/0xb90 [ 415.008309] ? do_try_to_free_pages+0x1290/0x1290 [ 415.013163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.018733] ? lock_acquire+0x1ed/0x520 [ 415.022723] ? set_page_refcounted+0x280/0x280 [ 415.027324] ? lock_release+0x970/0x970 [ 415.031313] ? ___might_sleep+0x1ed/0x300 [ 415.035471] ? arch_local_save_flags+0x40/0x40 [ 415.040077] __alloc_pages_slowpath+0x993/0x2d80 [ 415.044895] ? warn_alloc+0x120/0x120 [ 415.048707] ? __radix_tree_lookup+0x4c0/0x4c0 [ 415.053311] ? find_get_entry+0x2f2/0xc40 [ 415.057559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.063300] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 415.068239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.073780] ? should_fail+0x22d/0xd01 [ 415.077680] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.082787] ? __lock_is_held+0xb5/0x140 [ 415.086890] ? __lock_is_held+0xb5/0x140 [ 415.090967] ? __lock_acquire+0x7ec/0x4ec0 [ 415.095210] ? ___might_sleep+0x1ed/0x300 [ 415.099364] ? lock_release+0x970/0x970 [ 415.103345] ? arch_local_save_flags+0x40/0x40 [ 415.107948] ? __might_sleep+0x95/0x190 [ 415.111935] __alloc_pages_nodemask+0xa80/0xde0 [ 415.116753] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 415.121776] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 415.127567] ? kasan_check_read+0x11/0x20 [ 415.131726] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.137041] ? graph_lock+0x170/0x170 [ 415.141007] ? print_usage_bug+0xc0/0xc0 [ 415.145494] ? graph_lock+0x170/0x170 [ 415.149301] ? graph_lock+0x170/0x170 [ 415.153119] ? __do_page_cache_readahead+0x7ce/0x980 [ 415.158236] ? find_held_lock+0x36/0x1c0 [ 415.162310] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 415.167869] alloc_pages_current+0x10c/0x210 [ 415.172283] ? lock_downgrade+0x900/0x900 [ 415.176445] __page_cache_alloc+0x38f/0x5b0 [ 415.180771] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 415.186684] ? kasan_check_read+0x11/0x20 [ 415.190847] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.196135] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 415.200823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.206375] ? check_preemption_disabled+0x48/0x200 [ 415.211540] filemap_fault+0x1594/0x25f0 [ 415.215626] ? __lock_page_or_retry+0xa00/0xa00 [ 415.220300] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 415.226098] ? kasan_check_read+0x11/0x20 [ 415.230254] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.235542] ? rcu_bh_qs+0xc0/0xc0 [ 415.239094] ? print_usage_bug+0xc0/0xc0 [ 415.243167] ? filemap_map_pages+0xdea/0x1980 [ 415.247673] ? print_usage_bug+0xc0/0xc0 [ 415.251749] ? find_get_pages_range_tag+0x1320/0x1320 [ 415.256943] ? print_usage_bug+0xc0/0xc0 [ 415.261013] ? __lock_acquire+0x7ec/0x4ec0 [ 415.265259] ? graph_lock+0x170/0x170 [ 415.269070] ? __sigqueue_free.part.27+0x7d/0xa0 [ 415.273847] ? __lock_acquire+0x7ec/0x4ec0 [ 415.278234] ? lock_acquire+0x1ed/0x520 [ 415.282214] ? ext4_filemap_fault+0x7a/0xad [ 415.286615] ? lock_release+0x970/0x970 [ 415.290599] ? arch_local_save_flags+0x40/0x40 [ 415.295199] ? mark_held_locks+0x130/0x130 [ 415.299479] ? down_read+0xb0/0x1d0 [ 415.303109] ? ext4_filemap_fault+0x7a/0xad [ 415.307442] ? __down_interruptible+0x700/0x700 [ 415.312119] ? graph_lock+0x170/0x170 [ 415.315933] ? __sigqueue_free.part.27+0x7d/0xa0 [ 415.321170] ext4_filemap_fault+0x82/0xad [ 415.325329] __do_fault+0x100/0x6b0 [ 415.328963] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.334249] ? print_bad_pte+0x6c0/0x6c0 [ 415.338321] ? pmd_val+0x88/0x100 [ 415.341785] ? add_mm_counter_fast+0xd0/0xd0 [ 415.346543] ? pmd_val+0x88/0x100 [ 415.350007] ? add_mm_counter_fast+0xd0/0xd0 [ 415.354426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.359971] __handle_mm_fault+0x3709/0x53e0 [ 415.364400] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 415.369248] ? graph_lock+0x170/0x170 [ 415.373054] ? print_usage_bug+0xc0/0xc0 [ 415.377126] ? graph_lock+0x170/0x170 [ 415.380931] ? graph_lock+0x170/0x170 [ 415.384760] ? handle_mm_fault+0x42a/0xc70 [ 415.389003] ? lock_downgrade+0x900/0x900 [ 415.393153] ? check_preemption_disabled+0x48/0x200 [ 415.398182] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 415.403979] ? kasan_check_read+0x11/0x20 [ 415.408135] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.413420] ? rcu_bh_qs+0xc0/0xc0 [ 415.416964] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 415.422422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.427965] ? check_preemption_disabled+0x48/0x200 [ 415.432998] handle_mm_fault+0x54f/0xc70 [ 415.437071] ? __handle_mm_fault+0x53e0/0x53e0 [ 415.441658] ? find_vma+0x34/0x190 [ 415.445212] __do_page_fault+0x67d/0xed0 [ 415.449288] ? mm_fault_error+0x380/0x380 [ 415.453445] ? syscall_slow_exit_work+0x520/0x520 [ 415.458302] do_page_fault+0xf2/0x7e0 [ 415.462112] ? vmalloc_sync_all+0x30/0x30 [ 415.466266] ? error_entry+0x70/0xd0 [ 415.469986] ? trace_hardirqs_off_caller+0xbb/0x300 [ 415.475007] ? trace_hardirqs_on_caller+0xc0/0x300 [ 415.479945] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.484879] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.489725] ? trace_hardirqs_off+0x300/0x300 [ 415.494225] ? trace_hardirqs_off_caller+0x300/0x300 [ 415.499337] ? prepare_exit_to_usermode+0x291/0x3b0 [ 415.504359] ? page_fault+0x8/0x30 [ 415.507906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.512762] ? page_fault+0x8/0x30 [ 415.516310] page_fault+0x1e/0x30 [ 415.519768] RIP: 0033:0x45db60 [ 415.522969] Code: Bad RIP value. [ 415.526334] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 415.531700] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 415.538971] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 415.546240] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 415.553507] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 415.560775] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 415.568077] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 415.568142] aoe: skb alloc failure [ 415.575366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.575371] Call Trace: [ 415.575378] [ 415.575397] dump_stack+0x1c4/0x2b4 [ 415.575416] ? dump_stack_print_info.cold.2+0x52/0x52 [ 415.578975] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.588308] warn_alloc.cold.118+0xb7/0x1bd [ 415.590869] syz-fuzzer cpuset= [ 415.593025] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.596638] / [ 415.601825] ? lock_downgrade+0x900/0x900 [ 415.612046] mems_allowed=0 [ 415.616365] ? trace_hardirqs_off+0xb8/0x300 [ 415.637536] ? trace_hardirqs_off+0xb8/0x300 [ 415.641962] __alloc_pages_slowpath+0x2667/0x2d80 [ 415.646856] ? warn_alloc+0x120/0x120 [ 415.650672] ? warn_alloc+0x120/0x120 [ 415.654482] ? print_usage_bug+0xc0/0xc0 [ 415.658897] ? warn_alloc+0x120/0x120 [ 415.662705] ? print_usage_bug+0xc0/0xc0 [ 415.666770] ? __lock_acquire+0x7ec/0x4ec0 [ 415.671008] ? __lock_acquire+0x7ec/0x4ec0 [ 415.675249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.680794] ? should_fail+0x22d/0xd01 [ 415.684697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.689806] ? __lock_acquire+0x7ec/0x4ec0 [ 415.694062] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.699167] ? __lock_acquire+0x7ec/0x4ec0 [ 415.703402] ? should_fail+0x22d/0xd01 [ 415.707309] ? mark_held_locks+0x130/0x130 [ 415.711552] ? mark_held_locks+0x130/0x130 [ 415.715789] ? graph_lock+0x170/0x170 [ 415.719595] ? graph_lock+0x170/0x170 [ 415.723400] ? graph_lock+0x170/0x170 [ 415.727204] ? print_usage_bug+0xc0/0xc0 [ 415.731275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.736817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.742368] ? check_preemption_disabled+0x48/0x200 [ 415.747388] ? check_preemption_disabled+0x48/0x200 [ 415.752421] ? __lock_is_held+0xb5/0x140 [ 415.756494] __alloc_pages_nodemask+0xa80/0xde0 [ 415.761189] ? graph_lock+0x170/0x170 [ 415.764999] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 415.770015] ? graph_lock+0x170/0x170 [ 415.773841] ? find_held_lock+0x36/0x1c0 [ 415.777919] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.782591] ? lock_downgrade+0x900/0x900 [ 415.786756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.792302] cache_grow_begin+0x91/0x8c0 [ 415.796368] ? do_raw_spin_unlock+0xa7/0x2f0 [ 415.800809] fallback_alloc+0x203/0x2e0 [ 415.804809] ____cache_alloc_node+0x1c7/0x1e0 [ 415.809331] kmem_cache_alloc_node+0xe3/0x730 [ 415.813844] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.818097] __alloc_skb+0x119/0x770 [ 415.821820] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.827124] ? skb_scrub_packet+0x490/0x490 [ 415.831450] ? lock_downgrade+0x900/0x900 [ 415.835611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.841158] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.846616] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.852073] ? addrconf_rs_timer+0x6f0/0x6f0 [ 415.856504] ndisc_alloc_skb+0x144/0x340 [ 415.860577] ndisc_send_rs+0x331/0x6e0 [ 415.864480] addrconf_rs_timer+0x3c0/0x6f0 [ 415.868723] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.872977] call_timer_fn+0x272/0x920 [ 415.876872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.881120] ? process_timeout+0x40/0x40 [ 415.885185] ? find_held_lock+0x36/0x1c0 [ 415.889262] ? __run_timers+0x7da/0xc70 [ 415.893242] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.897747] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.902243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.906569] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 415.911155] ? trace_hardirqs_on+0xbd/0x310 [ 415.915506] ? kasan_check_read+0x11/0x20 [ 415.919670] ? __run_timers+0x7da/0xc70 [ 415.923648] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 415.929111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.933355] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.937596] __run_timers+0x7e5/0xc70 [ 415.941419] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 415.946788] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.951885] ? graph_lock+0x170/0x170 [ 415.955693] ? enqueue_hrtimer+0x1a5/0x560 [ 415.959966] ? lock_release+0x970/0x970 [ 415.963950] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.969155] ? find_held_lock+0x36/0x1c0 [ 415.973226] ? graph_lock+0x170/0x170 [ 415.977038] ? pvclock_read_flags+0x160/0x160 [ 415.981537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.987081] ? check_preemption_disabled+0x48/0x200 [ 415.992130] ? __lock_is_held+0xb5/0x140 [ 415.996203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.001741] ? check_preemption_disabled+0x48/0x200 [ 416.006770] run_timer_softirq+0x52/0xb0 [ 416.010843] ? rcu_read_lock_sched_held+0x108/0x120 [ 416.015870] __do_softirq+0x30b/0xad8 [ 416.019688] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 416.024804] ? pvclock_read_flags+0x160/0x160 [ 416.029310] ? lapic_next_event+0x5a/0x90 [ 416.033465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.039007] ? check_preemption_disabled+0x48/0x200 [ 416.044024] ? check_preemption_disabled+0x48/0x200 [ 416.049055] ? kvm_clock_read+0x18/0x30 [ 416.053031] ? kvm_sched_clock_read+0x9/0x20 [ 416.057446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.063255] ? check_preemption_disabled+0x48/0x200 [ 416.068310] irq_exit+0x17f/0x1c0 [ 416.071774] smp_apic_timer_interrupt+0x1cb/0x760 [ 416.076620] ? smp_reschedule_interrupt+0x109/0x650 [ 416.081643] ? smp_call_function_single_interrupt+0x650/0x650 [ 416.087530] ? interrupt_entry+0xb5/0xf0 [ 416.091598] ? trace_hardirqs_off_caller+0xbb/0x300 [ 416.096619] ? trace_hardirqs_off_caller+0xbb/0x300 [ 416.101643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.106490] ? trace_hardirqs_off+0x300/0x300 [ 416.110986] ? trace_hardirqs_off+0x300/0x300 [ 416.115490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.121034] ? check_preemption_disabled+0x48/0x200 [ 416.126065] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.130924] apic_timer_interrupt+0xf/0x20 [ 416.135153] [ 416.137396] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 416.142331] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 416.161234] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 416.168946] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 416.176214] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 416.183484] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 416.190752] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 416.198023] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 416.205341] skb_clone+0x1bb/0x500 [ 416.208891] ? skb_split+0x11e0/0x11e0 [ 416.212788] ? preempt_notifier_register+0x200/0x200 [ 416.217896] ? __switch_to_asm+0x34/0x70 [ 416.221963] ? __switch_to_asm+0x34/0x70 [ 416.226036] ? lockdep_hardirqs_on+0x421/0x5c0 [ 416.230638] bpf_clone_redirect+0xb9/0x490 [ 416.234880] ? trace_hardirqs_off_caller+0x300/0x300 [ 416.239995] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 416.245023] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 416.249800] ? find_held_lock+0x36/0x1c0 [ 416.253880] ? lock_acquire+0x1ed/0x520 [ 416.257871] ? bpf_test_run+0x32e/0x5a0 [ 416.261859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.267402] ? check_preemption_disabled+0x48/0x200 [ 416.272424] ? kasan_check_read+0x11/0x20 [ 416.276579] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 416.281870] ? rcu_bh_qs+0xc0/0xc0 [ 416.285433] ? bpf_test_run+0x1c0/0x5a0 [ 416.289442] ? netlink_diag_dump+0x2a0/0x2a0 [ 416.293872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.299418] ? bpf_test_init.isra.9+0x70/0x100 [ 416.304009] ? bpf_prog_test_run_skb+0x634/0xb40 [ 416.308777] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 416.313626] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.319170] ? fput+0x130/0x1a0 [ 416.322465] ? __bpf_prog_get+0x9b/0x290 [ 416.326535] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 416.331381] ? bpf_prog_test_run+0x130/0x1a0 [ 416.335798] ? __x64_sys_bpf+0x3d8/0x510 [ 416.339873] ? bpf_prog_get+0x20/0x20 [ 416.343700] ? do_syscall_64+0x1b9/0x820 [ 416.347768] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 416.353151] ? syscall_return_slowpath+0x5e0/0x5e0 [ 416.358091] ? trace_hardirqs_off+0x300/0x300 [ 416.362597] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 416.367620] ? recalc_sigpending_tsk+0x180/0x180 [ 416.372384] ? kasan_check_write+0x14/0x20 [ 416.376631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.381491] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.386880] warn_alloc_show_mem: 1 callbacks suppressed [ 416.386893] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 416.386895] Mem-Info: [ 416.386928] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 416.386928] active_file:18 inactive_file:16 isolated_file:0 [ 416.386928] unevictable:0 dirty:0 writeback:0 unstable:0 [ 416.386928] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 416.386928] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 416.386928] free:13623 free_pcp:186 free_cma:0 [ 416.392281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.399389] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 416.401794] Call Trace: [ 416.434662] Node 0 [ 416.444015] [ 416.471702] 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 [ 416.474270] dump_stack+0x1c4/0x2b4 [ 416.476478] lowmem_reserve[]: 0 [ 416.478643] ? dump_stack_print_info.cold.2+0x52/0x52 [ 416.504126] 2815 6318 [ 416.507777] warn_alloc.cold.118+0xb7/0x1bd [ 416.511020] 6318 [ 416.516216] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.518708] Node 0 [ 416.523054] ? lock_downgrade+0x900/0x900 [ 416.525130] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 416.529946] ? trace_hardirqs_off+0xb8/0x300 [ 416.532150] lowmem_reserve[]: 0 [ 416.536307] ? trace_hardirqs_off+0xb8/0x300 [ 416.562837] 0 3503 [ 416.567275] __alloc_pages_slowpath+0x2667/0x2d80 [ 416.570521] 3503 [ 416.574970] ? warn_alloc+0x120/0x120 [ 416.577162] Node 0 [ 416.582006] ? __lock_acquire+0x7ec/0x4ec0 [ 416.584077] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 416.587858] ? warn_alloc+0x120/0x120 [ 416.590068] lowmem_reserve[]: 0 [ 416.594316] ? print_usage_bug+0xc0/0xc0 [ 416.622664] 0 0 [ 416.626487] ? warn_alloc+0x120/0x120 [ 416.629740] 0 [ 416.633814] ? print_usage_bug+0xc0/0xc0 [ 416.635777] Node 0 [ 416.639574] ? mark_held_locks+0x130/0x130 [ 416.641347] DMA: 1*4kB [ 416.645415] ? mark_held_locks+0x130/0x130 [ 416.647632] (U) [ 416.651879] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.654443] 0*8kB [ 416.658677] ? should_fail+0x22d/0xd01 [ 416.660636] 0*16kB [ 416.666173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.668297] 1*32kB (U) [ 416.672207] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.674419] 2*64kB (U) [ 416.679966] ? __lock_acquire+0x7ec/0x4ec0 [ 416.682527] 1*128kB (U) [ 416.687647] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.690207] 1*256kB (U) [ 416.694451] ? should_fail+0x22d/0xd01 [ 416.697102] 0*512kB [ 416.702206] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 416.704866] 1*1024kB [ 416.708759] ? mark_held_locks+0x130/0x130 [ 416.711053] (U) 1*2048kB [ 416.716596] ? mark_held_locks+0x130/0x130 [ 416.718981] (M) 3*4096kB [ 416.723226] ? graph_lock+0x170/0x170 [ 416.725959] (M) = 15908kB [ 416.730199] ? graph_lock+0x170/0x170 [ 416.732943] Node 0 [ 416.736739] ? print_usage_bug+0xc0/0xc0 [ 416.739478] DMA32: 4*4kB [ 416.743284] ? do_raw_spin_unlock+0xa7/0x2f0 [ 416.743315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.745522] (UM) [ 416.749586] ? check_preemption_disabled+0x48/0x200 [ 416.752321] 3*8kB (UM) [ 416.756737] ? check_preemption_disabled+0x48/0x200 [ 416.762246] 1*16kB (M) [ 416.764326] ? __lock_is_held+0xb5/0x140 [ 416.769306] 2*32kB (UM) [ 416.771902] __alloc_pages_nodemask+0xa80/0xde0 [ 416.776895] 2*64kB (M) [ 416.779490] ? graph_lock+0x170/0x170 [ 416.783542] 4*128kB [ 416.786224] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 416.790858] (UM) 2*256kB [ 416.793459] ? graph_lock+0x170/0x170 [ 416.797238] (M) [ 416.799571] ? find_held_lock+0x36/0x1c0 [ 416.804555] 4*512kB (UM) [ 416.807328] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.811097] 3*1024kB (M) [ 416.813114] ? lock_downgrade+0x900/0x900 [ 416.817149] 3*2048kB (M) [ 416.819926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.824653] 3*4096kB (M) [ 416.827426] cache_grow_begin+0x91/0x8c0 [ 416.831548] = 24824kB [ 416.831557] Node 0 [ 416.834321] ? do_raw_spin_unlock+0xa7/0x2f0 [ 416.839841] Normal: 2044*4kB [ 416.842623] fallback_alloc+0x203/0x2e0 [ 416.846654] (UMEH) [ 416.849073] ____cache_alloc_node+0x1c7/0x1e0 [ 416.851285] 226*8kB [ 416.855712] kmem_cache_alloc_node+0xe3/0x730 [ 416.858797] (UMEH) [ 416.862771] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 416.864984] 46*16kB (UME) [ 416.869493] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 416.871788] 27*32kB (UME) [ 416.876295] __alloc_skb+0x119/0x770 [ 416.878503] 10*64kB (UME) [ 416.883624] ? calc_wheel_index+0x220/0x220 [ 416.886447] 4*128kB [ 416.891031] ? skb_scrub_packet+0x490/0x490 [ 416.893864] (UM) [ 416.897581] ? vprintk_default+0x28/0x30 [ 416.900394] 0*256kB 2*512kB [ 416.904723] ? vprintk_func+0x85/0x181 [ 416.907024] (U) 0*1024kB [ 416.911354] ? printk+0xa7/0xcf [ 416.913399] 0*2048kB [ 416.917460] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 416.920452] 0*4096kB = 13760kB [ 416.924359] new_skb+0x26/0x1c0 [ 416.927096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 416.930370] aoecmd_cfg+0x279/0x7f0 [ 416.932767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 416.932777] 413 total pagecache pages [ 416.937537] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 416.940711] 0 pages in swap cache [ 416.943985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.953294] Swap cache stats: add 0, delete 0, find 0/0 [ 416.953304] Free swap = 0kB [ 416.956935] ? check_preemption_disabled+0x48/0x200 [ 416.965507] Total swap = 0kB [ 416.965517] 1965979 pages RAM [ 416.969326] ? check_preemption_disabled+0x48/0x200 [ 416.973636] 0 pages HighMem/MovableOnly [ 416.973646] 343323 pages reserved [ 416.977108] ? __lock_is_held+0xb5/0x140 [ 416.982623] 0 pages cma reserved [ 416.982702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 416.988007] discover_timer+0x50/0x60 [ 416.991056] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.996016] call_timer_fn+0x272/0x920 [ 416.999017] syz-executor3 cpuset= [ 417.002133] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.007134] syz3 [ 417.011110] ? process_timeout+0x40/0x40 [ 417.014549] mems_allowed=0 [ 417.018602] ? find_held_lock+0x36/0x1c0 [ 417.018635] ? mark_held_locks+0xc7/0x130 [ 417.074846] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.079700] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.084763] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.089857] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 417.094895] ? trace_hardirqs_on+0xbd/0x310 [ 417.099596] ? kasan_check_read+0x11/0x20 [ 417.104229] ? __run_timers+0x7da/0xc70 [ 417.108385] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.114049] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 417.118896] __run_timers+0x7e5/0xc70 [ 417.122713] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 417.128083] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 417.133103] ? graph_lock+0x170/0x170 [ 417.136912] ? print_usage_bug+0xc0/0xc0 [ 417.140972] ? lock_release+0x970/0x970 [ 417.144955] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 417.150159] ? find_held_lock+0x36/0x1c0 [ 417.154227] ? graph_lock+0x170/0x170 [ 417.158034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.163573] ? check_preemption_disabled+0x48/0x200 [ 417.168613] ? __lock_is_held+0xb5/0x140 [ 417.172677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.178219] ? check_preemption_disabled+0x48/0x200 [ 417.183246] run_timer_softirq+0x52/0xb0 [ 417.187307] ? rcu_read_lock_sched_held+0x108/0x120 [ 417.192329] __do_softirq+0x30b/0xad8 [ 417.196148] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 417.201259] ? pvclock_read_flags+0x160/0x160 [ 417.205754] ? lapic_next_event+0x5a/0x90 [ 417.209905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.215450] ? check_preemption_disabled+0x48/0x200 [ 417.220468] ? check_preemption_disabled+0x48/0x200 [ 417.225500] ? kvm_clock_read+0x18/0x30 [ 417.229484] ? kvm_sched_clock_read+0x9/0x20 [ 417.233902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.239440] ? check_preemption_disabled+0x48/0x200 [ 417.244477] irq_exit+0x17f/0x1c0 [ 417.247945] smp_apic_timer_interrupt+0x1cb/0x760 [ 417.252794] ? smp_reschedule_interrupt+0x109/0x650 [ 417.257827] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.263746] ? interrupt_entry+0xb5/0xf0 [ 417.267815] ? trace_hardirqs_off_caller+0xbb/0x300 [ 417.272851] ? trace_hardirqs_off_caller+0xbb/0x300 [ 417.277876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.282723] ? trace_hardirqs_off+0x300/0x300 [ 417.287221] ? trace_hardirqs_off+0x300/0x300 [ 417.291724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.297265] ? check_preemption_disabled+0x48/0x200 [ 417.302292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.307853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.312717] apic_timer_interrupt+0xf/0x20 [ 417.316959] [ 417.319200] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 417.324915] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 417.343819] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 417.351547] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 417.358821] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 417.366104] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 417.373387] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 417.380655] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 417.387972] cgroup_file_notify+0x226/0x2f0 [ 417.392302] ? cgroup_procs_write_finish+0xf0/0xf0 [ 417.397238] ? print_usage_bug+0xc0/0xc0 [ 417.401309] ? find_held_lock+0x36/0x1c0 [ 417.405378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.410929] shrink_node+0x5e1/0x16b0 [ 417.414739] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 417.420052] ? shrink_node_memcg+0x18e0/0x18e0 [ 417.424648] ? kvm_clock_read+0x18/0x30 [ 417.428632] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 417.433665] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 417.438165] ? kasan_check_write+0x14/0x20 [ 417.442405] ? do_raw_spin_lock+0xc1/0x200 [ 417.446646] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 417.452185] ? __cpuset_node_allowed+0x19b/0x660 [ 417.456949] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 417.462670] ? delayacct_end+0x5a/0x100 [ 417.466664] do_try_to_free_pages+0x3e7/0x1290 [ 417.471274] ? shrink_node+0x16b0/0x16b0 [ 417.475350] ? __lock_is_held+0xb5/0x140 [ 417.479430] try_to_free_pages+0x4d0/0xb90 [ 417.483676] ? do_try_to_free_pages+0x1290/0x1290 [ 417.488524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.494082] ? lock_acquire+0x1ed/0x520 [ 417.498061] ? set_page_refcounted+0x280/0x280 [ 417.502664] ? lock_release+0x970/0x970 [ 417.506652] ? ___might_sleep+0x1ed/0x300 [ 417.510804] ? arch_local_save_flags+0x40/0x40 [ 417.515413] __alloc_pages_slowpath+0x993/0x2d80 [ 417.520209] ? warn_alloc+0x120/0x120 [ 417.524016] ? __radix_tree_lookup+0x4c0/0x4c0 [ 417.528625] ? find_get_entry+0x2f2/0xc40 [ 417.532791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.538335] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 417.543268] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.548809] ? should_fail+0x22d/0xd01 [ 417.552718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.557826] ? __lock_is_held+0xb5/0x140 [ 417.561934] ? __lock_is_held+0xb5/0x140 [ 417.566008] ? __lock_acquire+0x7ec/0x4ec0 [ 417.570251] ? ___might_sleep+0x1ed/0x300 [ 417.574399] ? lock_release+0x970/0x970 [ 417.578378] ? arch_local_save_flags+0x40/0x40 [ 417.582987] ? __might_sleep+0x95/0x190 [ 417.586977] __alloc_pages_nodemask+0xa80/0xde0 [ 417.591658] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 417.596687] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 417.602484] ? kasan_check_read+0x11/0x20 [ 417.606644] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.611930] ? graph_lock+0x170/0x170 [ 417.615961] ? print_usage_bug+0xc0/0xc0 [ 417.620178] ? graph_lock+0x170/0x170 [ 417.624799] ? graph_lock+0x170/0x170 [ 417.629627] ? __do_page_cache_readahead+0x7ce/0x980 [ 417.634878] ? find_held_lock+0x36/0x1c0 [ 417.638950] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 417.644655] alloc_pages_current+0x10c/0x210 [ 417.649067] ? lock_downgrade+0x900/0x900 [ 417.653226] __page_cache_alloc+0x38f/0x5b0 [ 417.657557] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 417.663599] ? kasan_check_read+0x11/0x20 [ 417.667757] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.673040] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 417.677716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.683259] ? check_preemption_disabled+0x48/0x200 [ 417.688295] filemap_fault+0x1594/0x25f0 [ 417.692383] ? __lock_page_or_retry+0xa00/0xa00 [ 417.697062] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 417.702873] ? kasan_check_read+0x11/0x20 [ 417.707036] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.712338] ? rcu_bh_qs+0xc0/0xc0 [ 417.715991] ? print_usage_bug+0xc0/0xc0 [ 417.720065] ? filemap_map_pages+0xdea/0x1980 [ 417.724573] ? print_usage_bug+0xc0/0xc0 [ 417.728657] ? find_get_pages_range_tag+0x1320/0x1320 [ 417.733862] ? print_usage_bug+0xc0/0xc0 [ 417.737931] ? __lock_acquire+0x7ec/0x4ec0 [ 417.742176] ? graph_lock+0x170/0x170 [ 417.745984] ? __sigqueue_free.part.27+0x7d/0xa0 [ 417.750757] ? __lock_acquire+0x7ec/0x4ec0 [ 417.755020] ? lock_acquire+0x1ed/0x520 [ 417.759001] ? ext4_filemap_fault+0x7a/0xad [ 417.763337] ? lock_release+0x970/0x970 [ 417.767317] ? arch_local_save_flags+0x40/0x40 [ 417.771919] ? mark_held_locks+0x130/0x130 [ 417.776176] ? down_read+0xb0/0x1d0 [ 417.779810] ? ext4_filemap_fault+0x7a/0xad [ 417.784148] ? __down_interruptible+0x700/0x700 [ 417.788825] ? graph_lock+0x170/0x170 [ 417.792647] ? __sigqueue_free.part.27+0x7d/0xa0 [ 417.797421] ext4_filemap_fault+0x82/0xad [ 417.801578] __do_fault+0x100/0x6b0 [ 417.805216] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.810511] ? print_bad_pte+0x6c0/0x6c0 [ 417.814580] ? pmd_val+0x88/0x100 [ 417.818042] ? add_mm_counter_fast+0xd0/0xd0 [ 417.822455] ? pmd_val+0x88/0x100 [ 417.825912] ? add_mm_counter_fast+0xd0/0xd0 [ 417.830330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.835877] __handle_mm_fault+0x3709/0x53e0 [ 417.840304] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 417.845154] ? graph_lock+0x170/0x170 [ 417.848962] ? print_usage_bug+0xc0/0xc0 [ 417.853032] ? graph_lock+0x170/0x170 [ 417.856843] ? graph_lock+0x170/0x170 [ 417.860676] ? handle_mm_fault+0x42a/0xc70 [ 417.864922] ? lock_downgrade+0x900/0x900 [ 417.869161] ? check_preemption_disabled+0x48/0x200 [ 417.874190] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 417.879991] ? kasan_check_read+0x11/0x20 [ 417.884149] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.889439] ? rcu_bh_qs+0xc0/0xc0 [ 417.892988] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.898447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.904080] ? check_preemption_disabled+0x48/0x200 [ 417.909117] handle_mm_fault+0x54f/0xc70 [ 417.913195] ? __handle_mm_fault+0x53e0/0x53e0 [ 417.917786] ? find_vma+0x34/0x190 [ 417.921342] __do_page_fault+0x67d/0xed0 [ 417.925433] ? mm_fault_error+0x380/0x380 [ 417.929612] ? syscall_slow_exit_work+0x520/0x520 [ 417.934473] do_page_fault+0xf2/0x7e0 [ 417.938302] ? vmalloc_sync_all+0x30/0x30 [ 417.942457] ? error_entry+0x70/0xd0 [ 417.946179] ? trace_hardirqs_off_caller+0xbb/0x300 [ 417.951198] ? trace_hardirqs_on_caller+0xc0/0x300 [ 417.956138] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.961074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.965932] ? trace_hardirqs_off+0x300/0x300 [ 417.970431] ? trace_hardirqs_off_caller+0x300/0x300 [ 417.975553] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.980582] ? page_fault+0x8/0x30 [ 417.984144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.989006] ? page_fault+0x8/0x30 [ 417.992565] page_fault+0x1e/0x30 [ 417.996026] RIP: 0033:0x45db60 [ 417.999231] Code: Bad RIP value. [ 418.002595] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 418.007971] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 418.015267] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 418.022543] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 418.029818] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 418.037109] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 418.044422] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 418.044488] aoe: skb alloc failure [ 418.051709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.051715] Call Trace: [ 418.051722] [ 418.051742] dump_stack+0x1c4/0x2b4 [ 418.051766] ? dump_stack_print_info.cold.2+0x52/0x52 [ 418.055328] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.064905] warn_alloc.cold.118+0xb7/0x1bd [ 418.067462] syz-fuzzer cpuset= [ 418.069613] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.073235] / [ 418.078427] ? lock_downgrade+0x900/0x900 [ 418.088635] mems_allowed=0 [ 418.092964] ? trace_hardirqs_off+0xb8/0x300 [ 418.114139] ? trace_hardirqs_off+0xb8/0x300 [ 418.118567] __alloc_pages_slowpath+0x2667/0x2d80 [ 418.123451] ? warn_alloc+0x120/0x120 [ 418.127263] ? warn_alloc+0x120/0x120 [ 418.131074] ? print_usage_bug+0xc0/0xc0 [ 418.135152] ? warn_alloc+0x120/0x120 [ 418.138962] ? print_usage_bug+0xc0/0xc0 [ 418.143029] ? __lock_acquire+0x7ec/0x4ec0 [ 418.147268] ? __lock_acquire+0x7ec/0x4ec0 [ 418.151514] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.157065] ? should_fail+0x22d/0xd01 [ 418.161224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.166337] ? __lock_acquire+0x7ec/0x4ec0 [ 418.170586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.175693] ? __lock_acquire+0x7ec/0x4ec0 [ 418.179934] ? should_fail+0x22d/0xd01 [ 418.183846] ? mark_held_locks+0x130/0x130 [ 418.188090] ? mark_held_locks+0x130/0x130 [ 418.192336] ? graph_lock+0x170/0x170 [ 418.196145] ? graph_lock+0x170/0x170 [ 418.199955] ? graph_lock+0x170/0x170 [ 418.203761] ? print_usage_bug+0xc0/0xc0 [ 418.207837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.213385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.218929] ? check_preemption_disabled+0x48/0x200 [ 418.223951] ? check_preemption_disabled+0x48/0x200 [ 418.228985] ? __lock_is_held+0xb5/0x140 [ 418.233060] __alloc_pages_nodemask+0xa80/0xde0 [ 418.237734] ? graph_lock+0x170/0x170 [ 418.241549] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 418.246567] ? graph_lock+0x170/0x170 [ 418.250384] ? find_held_lock+0x36/0x1c0 [ 418.254461] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.259144] ? lock_downgrade+0x900/0x900 [ 418.263305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.268862] cache_grow_begin+0x91/0x8c0 [ 418.272930] ? do_raw_spin_unlock+0xa7/0x2f0 [ 418.277359] fallback_alloc+0x203/0x2e0 [ 418.281354] ____cache_alloc_node+0x1c7/0x1e0 [ 418.285872] kmem_cache_alloc_node+0xe3/0x730 [ 418.290378] ? ipv6_get_ifaddr+0x42e/0x620 [ 418.294625] __alloc_skb+0x119/0x770 [ 418.298348] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 418.303637] ? skb_scrub_packet+0x490/0x490 [ 418.307962] ? lock_downgrade+0x900/0x900 [ 418.312141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.317685] ? refcount_sub_and_test_checked+0x203/0x310 [ 418.323157] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 418.328617] ? addrconf_rs_timer+0x6f0/0x6f0 [ 418.333050] ndisc_alloc_skb+0x144/0x340 [ 418.337128] ndisc_send_rs+0x331/0x6e0 [ 418.341028] addrconf_rs_timer+0x3c0/0x6f0 [ 418.345272] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.349528] call_timer_fn+0x272/0x920 [ 418.353420] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.357666] ? process_timeout+0x40/0x40 [ 418.361732] ? find_held_lock+0x36/0x1c0 [ 418.365807] ? __run_timers+0x7da/0xc70 [ 418.369801] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.374316] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.378815] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.383071] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 418.387668] ? trace_hardirqs_on+0xbd/0x310 [ 418.391995] ? kasan_check_read+0x11/0x20 [ 418.396151] ? __run_timers+0x7da/0xc70 [ 418.400140] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 418.405603] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.409859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.414112] __run_timers+0x7e5/0xc70 [ 418.417942] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 418.423312] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 418.428335] ? graph_lock+0x170/0x170 [ 418.432147] ? enqueue_hrtimer+0x1a5/0x560 [ 418.436388] ? lock_release+0x970/0x970 [ 418.440370] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 418.445571] ? find_held_lock+0x36/0x1c0 [ 418.449644] ? graph_lock+0x170/0x170 [ 418.453455] ? pvclock_read_flags+0x160/0x160 [ 418.457954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.463501] ? check_preemption_disabled+0x48/0x200 [ 418.468549] ? __lock_is_held+0xb5/0x140 [ 418.472618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.478160] ? check_preemption_disabled+0x48/0x200 [ 418.483190] run_timer_softirq+0x52/0xb0 [ 418.487256] ? rcu_read_lock_sched_held+0x108/0x120 [ 418.492279] __do_softirq+0x30b/0xad8 [ 418.496099] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 418.501220] ? pvclock_read_flags+0x160/0x160 [ 418.505719] ? lapic_next_event+0x5a/0x90 [ 418.509879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.515423] ? check_preemption_disabled+0x48/0x200 [ 418.520439] ? check_preemption_disabled+0x48/0x200 [ 418.525468] ? kvm_clock_read+0x18/0x30 [ 418.529445] ? kvm_sched_clock_read+0x9/0x20 [ 418.533870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.539410] ? check_preemption_disabled+0x48/0x200 [ 418.544442] irq_exit+0x17f/0x1c0 [ 418.547912] smp_apic_timer_interrupt+0x1cb/0x760 [ 418.552762] ? smp_reschedule_interrupt+0x109/0x650 [ 418.557788] ? smp_call_function_single_interrupt+0x650/0x650 [ 418.563676] ? interrupt_entry+0xb5/0xf0 [ 418.567745] ? trace_hardirqs_off_caller+0xbb/0x300 [ 418.572859] ? trace_hardirqs_off_caller+0xbb/0x300 [ 418.577908] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.582761] ? trace_hardirqs_off+0x300/0x300 [ 418.587256] ? trace_hardirqs_off+0x300/0x300 [ 418.591757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.597295] ? check_preemption_disabled+0x48/0x200 [ 418.602326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.607187] apic_timer_interrupt+0xf/0x20 [ 418.611421] [ 418.613668] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 418.618605] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 418.637514] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 418.645233] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 418.652509] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 418.659779] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 418.667048] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 418.674322] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 418.681644] skb_clone+0x1bb/0x500 [ 418.685190] ? skb_split+0x11e0/0x11e0 [ 418.689089] ? preempt_notifier_register+0x200/0x200 [ 418.694204] ? __switch_to_asm+0x34/0x70 [ 418.698269] ? __switch_to_asm+0x34/0x70 [ 418.702343] ? lockdep_hardirqs_on+0x421/0x5c0 [ 418.706939] bpf_clone_redirect+0xb9/0x490 [ 418.711181] ? trace_hardirqs_off_caller+0x300/0x300 [ 418.716301] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 418.721331] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 418.726105] ? find_held_lock+0x36/0x1c0 [ 418.730190] ? lock_acquire+0x1ed/0x520 [ 418.734167] ? bpf_test_run+0x32e/0x5a0 [ 418.738149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.743689] ? check_preemption_disabled+0x48/0x200 [ 418.748717] ? kasan_check_read+0x11/0x20 [ 418.752874] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 418.758156] ? rcu_bh_qs+0xc0/0xc0 [ 418.761719] ? bpf_test_run+0x1c0/0x5a0 [ 418.765708] ? netlink_diag_dump+0x2a0/0x2a0 [ 418.770131] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.775671] ? bpf_test_init.isra.9+0x70/0x100 [ 418.780262] ? bpf_prog_test_run_skb+0x634/0xb40 [ 418.785031] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 418.789877] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.795416] ? fput+0x130/0x1a0 [ 418.798712] ? __bpf_prog_get+0x9b/0x290 [ 418.802780] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 418.807624] ? bpf_prog_test_run+0x130/0x1a0 [ 418.812045] ? __x64_sys_bpf+0x3d8/0x510 [ 418.816118] ? bpf_prog_get+0x20/0x20 [ 418.819947] ? do_syscall_64+0x1b9/0x820 [ 418.824011] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 418.829381] ? syscall_return_slowpath+0x5e0/0x5e0 [ 418.834325] ? trace_hardirqs_off+0x300/0x300 [ 418.838823] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 418.843869] ? recalc_sigpending_tsk+0x180/0x180 [ 418.848633] ? kasan_check_write+0x14/0x20 [ 418.852881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.857737] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.863141] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 418.863148] warn_alloc_show_mem: 1 callbacks suppressed [ 418.863156] Mem-Info: [ 418.870088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.875467] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 418.875467] active_file:18 inactive_file:16 isolated_file:0 [ 418.875467] unevictable:0 dirty:0 writeback:0 unstable:0 [ 418.875467] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 418.875467] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 418.875467] free:13623 free_pcp:186 free_cma:0 [ 418.877852] Call Trace: [ 418.887244] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 418.920139] [ 418.922732] Node 0 [ 418.950419] dump_stack+0x1c4/0x2b4 [ 418.953075] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 418.955300] ? dump_stack_print_info.cold.2+0x52/0x52 [ 418.958903] lowmem_reserve[]: [ 418.984433] warn_alloc.cold.118+0xb7/0x1bd [ 418.989605] 0 [ 418.992739] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.997046] 2815 [ 418.998860] ? lock_downgrade+0x900/0x900 [ 419.003682] 6318 [ 419.005754] ? trace_hardirqs_off+0xb8/0x300 [ 419.009869] 6318 [ 419.011946] ? trace_hardirqs_off+0xb8/0x300 [ 419.016336] Node 0 [ 419.018409] __alloc_pages_slowpath+0x2667/0x2d80 [ 419.022821] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 419.025064] ? warn_alloc+0x120/0x120 [ 419.029859] lowmem_reserve[]: 0 [ 419.056568] ? __lock_acquire+0x7ec/0x4ec0 [ 419.060351] 0 [ 419.063635] ? warn_alloc+0x120/0x120 [ 419.067850] 3503 3503 [ 419.069664] ? print_usage_bug+0xc0/0xc0 [ 419.075941] ? warn_alloc+0x120/0x120 [ 419.079979] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 419.083839] ? print_usage_bug+0xc0/0xc0 [ 419.083861] ? mark_held_locks+0x130/0x130 [ 419.112852] lowmem_reserve[]: [ 419.116922] ? mark_held_locks+0x130/0x130 [ 419.121876] 0 0 [ 419.124998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.129207] 0 [ 419.131186] ? should_fail+0x22d/0xd01 [ 419.136697] 0 [ 419.138516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.142381] Node 0 [ 419.144188] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.149695] DMA: 1*4kB [ 419.151942] ? __lock_acquire+0x7ec/0x4ec0 [ 419.157030] (U) [ 419.159621] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.163817] 0*8kB 0*16kB [ 419.165808] ? should_fail+0x22d/0xd01 [ 419.170889] 1*32kB [ 419.173659] ? mark_held_locks+0x130/0x130 [ 419.177517] (U) [ 419.179754] ? mark_held_locks+0x130/0x130 [ 419.183965] 2*64kB (U) [ 419.185953] ? graph_lock+0x170/0x170 [ 419.190167] 1*128kB [ 419.192750] ? graph_lock+0x170/0x170 [ 419.196521] (U) 1*256kB [ 419.198856] ? print_usage_bug+0xc0/0xc0 [ 419.202635] (U) [ 419.205303] ? do_raw_spin_unlock+0xa7/0x2f0 [ 419.209338] 0*512kB 1*1024kB [ 419.211341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.215717] (U) 1*2048kB [ 419.218839] ? check_preemption_disabled+0x48/0x200 [ 419.224352] (M) [ 419.227106] ? check_preemption_disabled+0x48/0x200 [ 419.232100] 3*4096kB (M) [ 419.234104] ? __lock_is_held+0xb5/0x140 [ 419.239089] = 15908kB [ 419.239099] Node 0 [ 419.241958] __alloc_pages_nodemask+0xa80/0xde0 [ 419.245986] DMA32: 4*4kB [ 419.248406] ? graph_lock+0x170/0x170 [ 419.250628] (UM) [ 419.255301] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 419.258029] 3*8kB (UM) [ 419.261847] ? graph_lock+0x170/0x170 [ 419.263889] 1*16kB [ 419.268916] ? find_held_lock+0x36/0x1c0 [ 419.271471] (M) [ 419.275281] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.277491] 2*32kB [ 419.281553] ? lock_downgrade+0x900/0x900 [ 419.283507] (UM) [ 419.288181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.290388] 2*64kB (M) 4*128kB [ 419.294552] cache_grow_begin+0x91/0x8c0 [ 419.296579] (UM) 2*256kB [ 419.302136] ? do_raw_spin_unlock+0xa7/0x2f0 [ 419.305389] (M) [ 419.309458] fallback_alloc+0x203/0x2e0 [ 419.312191] 4*512kB [ 419.316601] ____cache_alloc_node+0x1c7/0x1e0 [ 419.318553] (UM) [ 419.322525] kmem_cache_alloc_node+0xe3/0x730 [ 419.324819] 3*1024kB (M) [ 419.329329] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 419.331366] 3*2048kB (M) [ 419.335882] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 419.338610] 3*4096kB (M) [ 419.343728] __alloc_skb+0x119/0x770 [ 419.346458] = 24824kB [ 419.346468] Node 0 [ 419.351051] ? calc_wheel_index+0x220/0x220 [ 419.353780] Normal: 2044*4kB [ 419.357501] ? skb_scrub_packet+0x490/0x490 [ 419.359889] (UMEH) [ 419.362132] ? vprintk_default+0x28/0x30 [ 419.366429] 226*8kB (UMEH) [ 419.369543] ? vprintk_func+0x85/0x181 [ 419.373847] 46*16kB (UME) [ 419.376094] ? printk+0xa7/0xcf [ 419.380132] 27*32kB (UME) [ 419.383077] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 419.386937] 10*64kB (UME) [ 419.389803] new_skb+0x26/0x1c0 [ 419.393051] 4*128kB (UM) [ 419.395914] aoecmd_cfg+0x279/0x7f0 [ 419.400637] 0*256kB 2*512kB [ 419.403497] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 419.406745] (U) 0*1024kB [ 419.409518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.413122] 0*2048kB 0*4096kB [ 419.416154] ? check_preemption_disabled+0x48/0x200 [ 419.420451] = 13760kB [ 419.423211] ? check_preemption_disabled+0x48/0x200 [ 419.423242] ? __lock_is_held+0xb5/0x140 [ 419.428760] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 419.431990] discover_timer+0x50/0x60 [ 419.436981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 419.439393] call_timer_fn+0x272/0x920 [ 419.444388] 413 total pagecache pages [ 419.448448] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 419.457272] 0 pages in swap cache [ 419.461086] ? process_timeout+0x40/0x40 [ 419.469657] Swap cache stats: add 0, delete 0, find 0/0 [ 419.473555] ? find_held_lock+0x36/0x1c0 [ 419.477335] Free swap = 0kB [ 419.482195] ? mark_held_locks+0xc7/0x130 [ 419.485613] Total swap = 0kB [ 419.485622] 1965979 pages RAM [ 419.489687] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.495112] 0 pages HighMem/MovableOnly [ 419.495122] 343323 pages reserved [ 419.499183] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.502178] 0 pages cma reserved [ 419.502285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 419.506341] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 419.509396] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.512445] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 419.516920] syz-executor3 cpuset= [ 419.520898] ? trace_hardirqs_on+0xbd/0x310 [ 419.524326] syz3 [ 419.528842] ? kasan_check_read+0x11/0x20 [ 419.532185] mems_allowed=0 [ 419.538674] ? __run_timers+0x7da/0xc70 [ 419.579412] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.584892] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 419.589744] __run_timers+0x7e5/0xc70 [ 419.593568] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 419.598937] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 419.603957] ? graph_lock+0x170/0x170 [ 419.607769] ? print_usage_bug+0xc0/0xc0 [ 419.611846] ? lock_release+0x970/0x970 [ 419.615837] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 419.621044] ? find_held_lock+0x36/0x1c0 [ 419.625120] ? graph_lock+0x170/0x170 [ 419.628931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.634492] ? check_preemption_disabled+0x48/0x200 [ 419.639556] ? __lock_is_held+0xb5/0x140 [ 419.643648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.649190] ? check_preemption_disabled+0x48/0x200 [ 419.654220] run_timer_softirq+0x52/0xb0 [ 419.658288] ? rcu_read_lock_sched_held+0x108/0x120 [ 419.663320] __do_softirq+0x30b/0xad8 [ 419.667141] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 419.672256] ? pvclock_read_flags+0x160/0x160 [ 419.676764] ? lapic_next_event+0x5a/0x90 [ 419.680919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.686457] ? check_preemption_disabled+0x48/0x200 [ 419.692875] ? check_preemption_disabled+0x48/0x200 [ 419.697919] ? kvm_clock_read+0x18/0x30 [ 419.701911] ? kvm_sched_clock_read+0x9/0x20 [ 419.706339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.711900] ? check_preemption_disabled+0x48/0x200 [ 419.717070] irq_exit+0x17f/0x1c0 [ 419.720543] smp_apic_timer_interrupt+0x1cb/0x760 [ 419.725393] ? smp_reschedule_interrupt+0x109/0x650 [ 419.730429] ? smp_call_function_single_interrupt+0x650/0x650 [ 419.736322] ? interrupt_entry+0xb5/0xf0 [ 419.740397] ? trace_hardirqs_off_caller+0xbb/0x300 [ 419.745423] ? trace_hardirqs_off_caller+0xbb/0x300 [ 419.750457] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.755311] ? trace_hardirqs_off+0x300/0x300 [ 419.759815] ? trace_hardirqs_off+0x300/0x300 [ 419.764329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.769878] ? check_preemption_disabled+0x48/0x200 [ 419.774907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.780464] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.785323] apic_timer_interrupt+0xf/0x20 [ 419.789556] [ 419.791801] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 419.797529] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 419.816443] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 419.824170] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 419.831453] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 419.838730] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 419.846004] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 419.853278] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 419.860591] cgroup_file_notify+0x226/0x2f0 [ 419.864931] ? cgroup_procs_write_finish+0xf0/0xf0 [ 419.869868] ? print_usage_bug+0xc0/0xc0 [ 419.873944] ? find_held_lock+0x36/0x1c0 [ 419.878009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.883557] shrink_node+0x5e1/0x16b0 [ 419.887366] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 419.892681] ? shrink_node_memcg+0x18e0/0x18e0 [ 419.897272] ? kvm_clock_read+0x18/0x30 [ 419.901250] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.906282] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 419.910776] ? kasan_check_write+0x14/0x20 [ 419.915022] ? do_raw_spin_lock+0xc1/0x200 [ 419.919266] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.924808] ? __cpuset_node_allowed+0x19b/0x660 [ 419.929578] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 419.935300] ? delayacct_end+0x5a/0x100 [ 419.939296] do_try_to_free_pages+0x3e7/0x1290 [ 419.943908] ? shrink_node+0x16b0/0x16b0 [ 419.947975] ? __lock_is_held+0xb5/0x140 [ 419.952059] try_to_free_pages+0x4d0/0xb90 [ 419.956302] ? do_try_to_free_pages+0x1290/0x1290 [ 419.961148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.966704] ? lock_acquire+0x1ed/0x520 [ 419.970679] ? set_page_refcounted+0x280/0x280 [ 419.975270] ? lock_release+0x970/0x970 [ 419.979257] ? ___might_sleep+0x1ed/0x300 [ 419.983411] ? arch_local_save_flags+0x40/0x40 [ 419.988011] __alloc_pages_slowpath+0x993/0x2d80 [ 419.992803] ? warn_alloc+0x120/0x120 [ 419.996624] ? __radix_tree_lookup+0x4c0/0x4c0 [ 420.001239] ? find_get_entry+0x2f2/0xc40 [ 420.005399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.010944] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 420.015879] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.021420] ? should_fail+0x22d/0xd01 [ 420.025315] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.030424] ? __lock_is_held+0xb5/0x140 [ 420.034523] ? __lock_is_held+0xb5/0x140 [ 420.038613] ? __lock_acquire+0x7ec/0x4ec0 [ 420.042866] ? ___might_sleep+0x1ed/0x300 [ 420.047023] ? lock_release+0x970/0x970 [ 420.051003] ? arch_local_save_flags+0x40/0x40 [ 420.055603] ? __might_sleep+0x95/0x190 [ 420.060121] __alloc_pages_nodemask+0xa80/0xde0 [ 420.064802] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 420.069838] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 420.075643] ? kasan_check_read+0x11/0x20 [ 420.079797] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.085094] ? graph_lock+0x170/0x170 [ 420.088899] ? print_usage_bug+0xc0/0xc0 [ 420.092974] ? graph_lock+0x170/0x170 [ 420.096779] ? graph_lock+0x170/0x170 [ 420.100591] ? __do_page_cache_readahead+0x7ce/0x980 [ 420.105706] ? find_held_lock+0x36/0x1c0 [ 420.109779] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 420.115330] alloc_pages_current+0x10c/0x210 [ 420.120461] ? lock_downgrade+0x900/0x900 [ 420.124633] __page_cache_alloc+0x38f/0x5b0 [ 420.128965] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 420.134777] ? kasan_check_read+0x11/0x20 [ 420.138947] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.144253] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 420.148946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.154507] ? check_preemption_disabled+0x48/0x200 [ 420.159554] filemap_fault+0x1594/0x25f0 [ 420.163662] ? __lock_page_or_retry+0xa00/0xa00 [ 420.168357] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 420.174171] ? kasan_check_read+0x11/0x20 [ 420.178347] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.183662] ? rcu_bh_qs+0xc0/0xc0 [ 420.187232] ? print_usage_bug+0xc0/0xc0 [ 420.191326] ? filemap_map_pages+0xdea/0x1980 [ 420.195861] ? print_usage_bug+0xc0/0xc0 [ 420.199956] ? find_get_pages_range_tag+0x1320/0x1320 [ 420.205177] ? print_usage_bug+0xc0/0xc0 [ 420.209256] ? __lock_acquire+0x7ec/0x4ec0 [ 420.213509] ? graph_lock+0x170/0x170 [ 420.217335] ? __sigqueue_free.part.27+0x7d/0xa0 [ 420.222120] ? __lock_acquire+0x7ec/0x4ec0 [ 420.226395] ? lock_acquire+0x1ed/0x520 [ 420.230384] ? ext4_filemap_fault+0x7a/0xad [ 420.234729] ? lock_release+0x970/0x970 [ 420.238715] ? arch_local_save_flags+0x40/0x40 [ 420.243313] ? mark_held_locks+0x130/0x130 [ 420.247569] ? down_read+0xb0/0x1d0 [ 420.251203] ? ext4_filemap_fault+0x7a/0xad [ 420.255535] ? __down_interruptible+0x700/0x700 [ 420.260217] ? graph_lock+0x170/0x170 [ 420.264029] ? __sigqueue_free.part.27+0x7d/0xa0 [ 420.268807] ext4_filemap_fault+0x82/0xad [ 420.272980] __do_fault+0x100/0x6b0 [ 420.276629] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.281944] ? print_bad_pte+0x6c0/0x6c0 [ 420.286026] ? pmd_val+0x88/0x100 [ 420.289488] ? add_mm_counter_fast+0xd0/0xd0 [ 420.293905] ? pmd_val+0x88/0x100 [ 420.297369] ? add_mm_counter_fast+0xd0/0xd0 [ 420.301790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.307348] __handle_mm_fault+0x3709/0x53e0 [ 420.311776] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 420.316635] ? graph_lock+0x170/0x170 [ 420.320441] ? print_usage_bug+0xc0/0xc0 [ 420.324518] ? graph_lock+0x170/0x170 [ 420.328323] ? graph_lock+0x170/0x170 [ 420.332154] ? handle_mm_fault+0x42a/0xc70 [ 420.336400] ? lock_downgrade+0x900/0x900 [ 420.340556] ? check_preemption_disabled+0x48/0x200 [ 420.345592] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 420.351407] ? kasan_check_read+0x11/0x20 [ 420.355571] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.360875] ? rcu_bh_qs+0xc0/0xc0 [ 420.364421] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.369887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.375434] ? check_preemption_disabled+0x48/0x200 [ 420.380469] handle_mm_fault+0x54f/0xc70 [ 420.384555] ? __handle_mm_fault+0x53e0/0x53e0 [ 420.389159] ? find_vma+0x34/0x190 [ 420.392717] __do_page_fault+0x67d/0xed0 [ 420.396827] ? mm_fault_error+0x380/0x380 [ 420.401011] ? syscall_slow_exit_work+0x520/0x520 [ 420.405885] do_page_fault+0xf2/0x7e0 [ 420.409694] ? vmalloc_sync_all+0x30/0x30 [ 420.413858] ? error_entry+0x70/0xd0 [ 420.417579] ? trace_hardirqs_off_caller+0xbb/0x300 [ 420.422601] ? trace_hardirqs_on_caller+0xc0/0x300 [ 420.427540] ? syscall_return_slowpath+0x5e0/0x5e0 [ 420.432472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.437328] ? trace_hardirqs_off+0x300/0x300 [ 420.441840] ? trace_hardirqs_off_caller+0x300/0x300 [ 420.446984] ? prepare_exit_to_usermode+0x291/0x3b0 [ 420.452015] ? page_fault+0x8/0x30 [ 420.455568] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.460420] ? page_fault+0x8/0x30 [ 420.463969] page_fault+0x1e/0x30 [ 420.467425] RIP: 0033:0x45db60 [ 420.470633] Code: Bad RIP value. [ 420.474004] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 420.479376] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 420.486657] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 420.493944] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 420.501231] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 420.508517] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 420.515848] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 420.515914] aoe: skb alloc failure [ 420.523146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.523152] Call Trace: [ 420.523159] [ 420.523181] dump_stack+0x1c4/0x2b4 [ 420.523198] ? dump_stack_print_info.cold.2+0x52/0x52 [ 420.523226] warn_alloc.cold.118+0xb7/0x1bd [ 420.526788] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.536135] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.538697] syz-fuzzer cpuset= [ 420.540864] ? lock_downgrade+0x900/0x900 [ 420.544468] / [ 420.549677] ? trace_hardirqs_off+0xb8/0x300 [ 420.553983] mems_allowed=0 [ 420.564222] ? trace_hardirqs_off+0xb8/0x300 [ 420.589824] __alloc_pages_slowpath+0x2667/0x2d80 [ 420.594743] ? warn_alloc+0x120/0x120 [ 420.598565] ? graph_lock+0x170/0x170 [ 420.602383] ? warn_alloc+0x120/0x120 [ 420.606203] ? print_usage_bug+0xc0/0xc0 [ 420.610283] ? warn_alloc+0x120/0x120 [ 420.614113] ? print_usage_bug+0xc0/0xc0 [ 420.618196] ? __lock_acquire+0x7ec/0x4ec0 [ 420.622441] ? __lock_acquire+0x7ec/0x4ec0 [ 420.626695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.632245] ? should_fail+0x22d/0xd01 [ 420.636153] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.641276] ? __lock_acquire+0x7ec/0x4ec0 [ 420.645537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.650658] ? __lock_acquire+0x7ec/0x4ec0 [ 420.654908] ? should_fail+0x22d/0xd01 [ 420.658825] ? mark_held_locks+0x130/0x130 [ 420.663093] ? mark_held_locks+0x130/0x130 [ 420.667350] ? graph_lock+0x170/0x170 [ 420.671166] ? graph_lock+0x170/0x170 [ 420.674988] ? graph_lock+0x170/0x170 [ 420.678814] ? print_usage_bug+0xc0/0xc0 [ 420.682910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.688495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.694063] ? check_preemption_disabled+0x48/0x200 [ 420.699100] ? check_preemption_disabled+0x48/0x200 [ 420.704167] ? __lock_is_held+0xb5/0x140 [ 420.708253] __alloc_pages_nodemask+0xa80/0xde0 [ 420.712938] ? graph_lock+0x170/0x170 [ 420.716761] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 420.721790] ? graph_lock+0x170/0x170 [ 420.725620] ? find_held_lock+0x36/0x1c0 [ 420.729704] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.734475] ? lock_downgrade+0x900/0x900 [ 420.738649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.744216] cache_grow_begin+0x91/0x8c0 [ 420.748299] ? do_raw_spin_unlock+0xa7/0x2f0 [ 420.752737] fallback_alloc+0x203/0x2e0 [ 420.756738] ____cache_alloc_node+0x1c7/0x1e0 [ 420.761263] kmem_cache_alloc_node+0xe3/0x730 [ 420.765773] ? ipv6_get_ifaddr+0x42e/0x620 [ 420.770037] __alloc_skb+0x119/0x770 [ 420.773761] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.779059] ? skb_scrub_packet+0x490/0x490 [ 420.783394] ? lock_downgrade+0x900/0x900 [ 420.787656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.793213] ? refcount_sub_and_test_checked+0x203/0x310 [ 420.798690] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 420.804156] ? addrconf_rs_timer+0x6f0/0x6f0 [ 420.808585] ndisc_alloc_skb+0x144/0x340 [ 420.812665] ndisc_send_rs+0x331/0x6e0 [ 420.816570] addrconf_rs_timer+0x3c0/0x6f0 [ 420.820819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.825087] call_timer_fn+0x272/0x920 [ 420.829001] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.833249] ? process_timeout+0x40/0x40 [ 420.837316] ? find_held_lock+0x36/0x1c0 [ 420.841400] ? __run_timers+0x7da/0xc70 [ 420.845388] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.849892] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.854393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.858636] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 420.863225] ? trace_hardirqs_on+0xbd/0x310 [ 420.867551] ? kasan_check_read+0x11/0x20 [ 420.871709] ? __run_timers+0x7da/0xc70 [ 420.875691] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.881155] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.885403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.889644] __run_timers+0x7e5/0xc70 [ 420.893469] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 420.898859] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.903895] ? graph_lock+0x170/0x170 [ 420.907712] ? enqueue_hrtimer+0x1a5/0x560 [ 420.911951] ? lock_release+0x970/0x970 [ 420.915935] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 420.921149] ? find_held_lock+0x36/0x1c0 [ 420.925223] ? graph_lock+0x170/0x170 [ 420.929037] ? pvclock_read_flags+0x160/0x160 [ 420.933543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.939085] ? check_preemption_disabled+0x48/0x200 [ 420.944134] ? __lock_is_held+0xb5/0x140 [ 420.948208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.954268] ? check_preemption_disabled+0x48/0x200 [ 420.959301] run_timer_softirq+0x52/0xb0 [ 420.963370] ? rcu_read_lock_sched_held+0x108/0x120 [ 420.968404] __do_softirq+0x30b/0xad8 [ 420.972230] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 420.977346] ? pvclock_read_flags+0x160/0x160 [ 420.981856] ? lapic_next_event+0x5a/0x90 [ 420.986017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.991569] ? check_preemption_disabled+0x48/0x200 [ 420.996593] ? check_preemption_disabled+0x48/0x200 [ 421.001633] ? kvm_clock_read+0x18/0x30 [ 421.005621] ? kvm_sched_clock_read+0x9/0x20 [ 421.010045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.015594] ? check_preemption_disabled+0x48/0x200 [ 421.020639] irq_exit+0x17f/0x1c0 [ 421.024114] smp_apic_timer_interrupt+0x1cb/0x760 [ 421.028964] ? smp_reschedule_interrupt+0x109/0x650 [ 421.033998] ? smp_call_function_single_interrupt+0x650/0x650 [ 421.039899] ? interrupt_entry+0xb5/0xf0 [ 421.043976] ? trace_hardirqs_off_caller+0xbb/0x300 [ 421.049004] ? trace_hardirqs_off_caller+0xbb/0x300 [ 421.054036] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.058898] ? trace_hardirqs_off+0x300/0x300 [ 421.063400] ? trace_hardirqs_off+0x300/0x300 [ 421.067911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.073462] ? check_preemption_disabled+0x48/0x200 [ 421.078497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.083361] apic_timer_interrupt+0xf/0x20 [ 421.087595] [ 421.089854] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 421.094788] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 421.113699] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 421.121892] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 421.129170] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 421.136447] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 421.143721] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 421.150999] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 421.158325] skb_clone+0x1bb/0x500 [ 421.161877] ? skb_split+0x11e0/0x11e0 [ 421.165772] ? preempt_notifier_register+0x200/0x200 [ 421.170881] ? __switch_to_asm+0x34/0x70 [ 421.174948] ? __switch_to_asm+0x34/0x70 [ 421.179022] ? lockdep_hardirqs_on+0x421/0x5c0 [ 421.183624] bpf_clone_redirect+0xb9/0x490 [ 421.187872] ? trace_hardirqs_off_caller+0x300/0x300 [ 421.192989] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 421.198025] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 421.202806] ? find_held_lock+0x36/0x1c0 [ 421.206889] ? lock_acquire+0x1ed/0x520 [ 421.210868] ? bpf_test_run+0x32e/0x5a0 [ 421.214861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.220408] ? check_preemption_disabled+0x48/0x200 [ 421.225435] ? kasan_check_read+0x11/0x20 [ 421.229591] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 421.234885] ? rcu_bh_qs+0xc0/0xc0 [ 421.238451] ? bpf_test_run+0x1c0/0x5a0 [ 421.242447] ? netlink_diag_dump+0x2a0/0x2a0 [ 421.246871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.252416] ? bpf_test_init.isra.9+0x70/0x100 [ 421.257013] ? bpf_prog_test_run_skb+0x634/0xb40 [ 421.261785] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 421.266635] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 421.272181] ? fput+0x130/0x1a0 [ 421.275468] ? __bpf_prog_get+0x9b/0x290 [ 421.279541] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 421.284385] ? bpf_prog_test_run+0x130/0x1a0 [ 421.288806] ? __x64_sys_bpf+0x3d8/0x510 [ 421.292885] ? bpf_prog_get+0x20/0x20 [ 421.296717] ? do_syscall_64+0x1b9/0x820 [ 421.300785] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 421.306167] ? syscall_return_slowpath+0x5e0/0x5e0 [ 421.311115] ? trace_hardirqs_off+0x300/0x300 [ 421.315625] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 421.320651] ? recalc_sigpending_tsk+0x180/0x180 [ 421.325415] ? kasan_check_write+0x14/0x20 [ 421.329675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.334540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.339932] warn_alloc_show_mem: 1 callbacks suppressed [ 421.339945] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 421.339947] Mem-Info: [ 421.339979] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 421.339979] active_file:18 inactive_file:16 isolated_file:0 [ 421.339979] unevictable:0 dirty:0 writeback:0 unstable:0 [ 421.339979] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 421.339979] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 421.339979] free:13623 free_pcp:186 free_cma:0 [ 421.345333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.352280] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 421.354689] Call Trace: [ 421.387576] Node 0 [ 421.396952] [ 421.424654] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.427230] dump_stack+0x1c4/0x2b4 [ 421.429438] lowmem_reserve[]: 0 [ 421.431605] ? dump_stack_print_info.cold.2+0x52/0x52 [ 421.457088] 2815 6318 [ 421.460760] warn_alloc.cold.118+0xb7/0x1bd [ 421.463995] 6318 [ 421.469203] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.471674] Node 0 [ 421.475997] ? lock_downgrade+0x900/0x900 [ 421.478063] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.482890] ? trace_hardirqs_off+0xb8/0x300 [ 421.485091] lowmem_reserve[]: 0 [ 421.489261] ? trace_hardirqs_off+0xb8/0x300 [ 421.515786] 0 3503 [ 421.520243] __alloc_pages_slowpath+0x2667/0x2d80 [ 421.523482] 3503 [ 421.527935] ? warn_alloc+0x120/0x120 [ 421.530125] Node 0 [ 421.534967] ? __lock_acquire+0x7ec/0x4ec0 [ 421.537038] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 421.540813] ? warn_alloc+0x120/0x120 [ 421.543035] lowmem_reserve[]: 0 [ 421.547282] ? print_usage_bug+0xc0/0xc0 [ 421.575633] 0 0 [ 421.579463] ? warn_alloc+0x120/0x120 [ 421.582715] 0 [ 421.586790] ? print_usage_bug+0xc0/0xc0 [ 421.588747] Node 0 [ 421.592557] ? mark_held_locks+0x130/0x130 [ 421.594327] DMA: 1*4kB [ 421.598407] ? mark_held_locks+0x130/0x130 [ 421.600616] (U) 0*8kB [ 421.604872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.607433] 0*16kB [ 421.611675] ? should_fail+0x22d/0xd01 [ 421.614144] 1*32kB [ 421.619685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.621897] (U) [ 421.625792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.628004] 2*64kB [ 421.633546] ? __lock_acquire+0x7ec/0x4ec0 [ 421.635498] (U) [ 421.640613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.642864] 1*128kB [ 421.647105] ? should_fail+0x22d/0xd01 [ 421.649067] (U) [ 421.654170] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 421.654201] ? mark_held_locks+0x130/0x130 [ 421.656496] 1*256kB [ 421.660386] ? mark_held_locks+0x130/0x130 [ 421.662341] (U) [ 421.667885] ? graph_lock+0x170/0x170 [ 421.672096] 0*512kB 1*1024kB [ 421.674438] ? graph_lock+0x170/0x170 [ 421.678643] (U) 1*2048kB [ 421.680639] ? print_usage_bug+0xc0/0xc0 [ 421.684431] (M) 3*4096kB [ 421.687556] ? do_raw_spin_unlock+0xa7/0x2f0 [ 421.691352] (M) [ 421.694120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.698163] = 15908kB [ 421.700938] ? check_preemption_disabled+0x48/0x200 [ 421.705323] Node 0 [ 421.707307] ? check_preemption_disabled+0x48/0x200 [ 421.712850] DMA32: [ 421.715280] ? __lock_is_held+0xb5/0x140 [ 421.720350] 4*4kB [ 421.722599] __alloc_pages_nodemask+0xa80/0xde0 [ 421.727584] (UM) [ 421.729845] ? graph_lock+0x170/0x170 [ 421.733874] 3*8kB (UM) [ 421.736040] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 421.740681] 1*16kB (M) [ 421.742754] ? graph_lock+0x170/0x170 [ 421.746532] 2*32kB (UM) [ 421.749143] ? find_held_lock+0x36/0x1c0 [ 421.754131] 2*64kB (M) [ 421.756739] ? ____cache_alloc_node+0x1c7/0x1e0 [ 421.760515] 4*128kB [ 421.763186] ? lock_downgrade+0x900/0x900 [ 421.767222] (UM) [ 421.769813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.774449] 2*256kB (M) [ 421.776798] cache_grow_begin+0x91/0x8c0 [ 421.780915] 4*512kB (UM) [ 421.782999] ? do_raw_spin_unlock+0xa7/0x2f0 [ 421.788516] 3*1024kB [ 421.791195] fallback_alloc+0x203/0x2e0 [ 421.795221] (M) [ 421.797988] ____cache_alloc_node+0x1c7/0x1e0 [ 421.802372] 3*2048kB [ 421.804782] kmem_cache_alloc_node+0xe3/0x730 [ 421.808725] (M) 3*4096kB [ 421.810717] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 421.815182] (M) [ 421.817592] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 421.822058] = 24824kB [ 421.822067] Node 0 [ 421.824828] __alloc_skb+0x119/0x770 [ 421.829910] Normal: 2044*4kB [ 421.831900] ? calc_wheel_index+0x220/0x220 [ 421.836455] (UMEH) 226*8kB [ 421.838881] ? skb_scrub_packet+0x490/0x490 [ 421.841097] (UMEH) [ 421.844818] ? vprintk_default+0x28/0x30 [ 421.847896] 46*16kB [ 421.852220] ? vprintk_func+0x85/0x181 [ 421.855224] (UME) 27*32kB [ 421.859556] ? printk+0xa7/0xcf [ 421.861773] (UME) [ 421.865844] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 421.868142] 10*64kB [ 421.872038] new_skb+0x26/0x1c0 [ 421.874857] (UME) 4*128kB [ 421.878143] aoecmd_cfg+0x279/0x7f0 [ 421.880281] (UM) [ 421.885041] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 421.887337] 0*256kB 2*512kB [ 421.890630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.893439] (U) 0*1024kB [ 421.897073] ? check_preemption_disabled+0x48/0x200 [ 421.899115] 0*2048kB 0*4096kB [ 421.903446] ? check_preemption_disabled+0x48/0x200 [ 421.906438] = 13760kB [ 421.906454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 421.911989] ? __lock_is_held+0xb5/0x140 [ 421.914716] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 421.914726] 413 total pagecache pages [ 421.919747] discover_timer+0x50/0x60 [ 421.922919] 0 pages in swap cache [ 421.927931] call_timer_fn+0x272/0x920 [ 421.930315] Swap cache stats: add 0, delete 0, find 0/0 [ 421.930326] Free swap = 0kB [ 421.939161] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.943205] Total swap = 0kB [ 421.951768] ? process_timeout+0x40/0x40 [ 421.951777] ? find_held_lock+0x36/0x1c0 [ 421.951790] ? mark_held_locks+0xc7/0x130 [ 421.951801] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.951809] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.951817] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.951825] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 421.951847] ? trace_hardirqs_on+0xbd/0x310 [ 421.951865] ? kasan_check_read+0x11/0x20 [ 421.955654] 1965979 pages RAM [ 421.959456] ? __run_timers+0x7da/0xc70 [ 421.962885] 0 pages HighMem/MovableOnly [ 421.962895] 343323 pages reserved [ 421.966781] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 421.972119] 0 pages cma reserved [ 421.972194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 421.975174] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 421.980045] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 421.983009] __run_timers+0x7e5/0xc70 [ 421.987053] syz-executor3 cpuset= [ 421.991121] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 421.995242] syz3 [ 421.999737] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 422.004211] mems_allowed=0 [ 422.009049] ? graph_lock+0x170/0x170 [ 422.093961] ? print_usage_bug+0xc0/0xc0 [ 422.098025] ? lock_release+0x970/0x970 [ 422.102009] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.107215] ? find_held_lock+0x36/0x1c0 [ 422.111285] ? graph_lock+0x170/0x170 [ 422.115098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.120642] ? check_preemption_disabled+0x48/0x200 [ 422.125679] ? __lock_is_held+0xb5/0x140 [ 422.129744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.135283] ? check_preemption_disabled+0x48/0x200 [ 422.140313] run_timer_softirq+0x52/0xb0 [ 422.144377] ? rcu_read_lock_sched_held+0x108/0x120 [ 422.149404] __do_softirq+0x30b/0xad8 [ 422.153227] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 422.158356] ? pvclock_read_flags+0x160/0x160 [ 422.162862] ? lapic_next_event+0x5a/0x90 [ 422.167036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.172582] ? check_preemption_disabled+0x48/0x200 [ 422.177604] ? check_preemption_disabled+0x48/0x200 [ 422.182646] ? kvm_clock_read+0x18/0x30 [ 422.186650] ? kvm_sched_clock_read+0x9/0x20 [ 422.191069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.196616] ? check_preemption_disabled+0x48/0x200 [ 422.201661] irq_exit+0x17f/0x1c0 [ 422.205121] smp_apic_timer_interrupt+0x1cb/0x760 [ 422.209969] ? smp_reschedule_interrupt+0x109/0x650 [ 422.214990] ? smp_call_function_single_interrupt+0x650/0x650 [ 422.220884] ? interrupt_entry+0xb5/0xf0 [ 422.224959] ? trace_hardirqs_off_caller+0xbb/0x300 [ 422.229978] ? trace_hardirqs_off_caller+0xbb/0x300 [ 422.235002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.239855] ? trace_hardirqs_off+0x300/0x300 [ 422.244354] ? trace_hardirqs_off+0x300/0x300 [ 422.248863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.254405] ? check_preemption_disabled+0x48/0x200 [ 422.259424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.264978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.269848] apic_timer_interrupt+0xf/0x20 [ 422.274082] [ 422.276337] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 422.282058] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 422.300967] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 422.308684] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 422.315952] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 422.323223] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 422.330496] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 422.337765] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 422.345088] cgroup_file_notify+0x226/0x2f0 [ 422.349421] ? cgroup_procs_write_finish+0xf0/0xf0 [ 422.354352] ? print_usage_bug+0xc0/0xc0 [ 422.358428] ? find_held_lock+0x36/0x1c0 [ 422.362495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.368044] shrink_node+0x5e1/0x16b0 [ 422.371860] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 422.377171] ? shrink_node_memcg+0x18e0/0x18e0 [ 422.381767] ? kvm_clock_read+0x18/0x30 [ 422.385745] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.390778] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 422.395275] ? kasan_check_write+0x14/0x20 [ 422.399517] ? do_raw_spin_lock+0xc1/0x200 [ 422.403759] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 422.409306] ? __cpuset_node_allowed+0x19b/0x660 [ 422.414070] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 422.419787] ? delayacct_end+0x5a/0x100 [ 422.423776] do_try_to_free_pages+0x3e7/0x1290 [ 422.428389] ? shrink_node+0x16b0/0x16b0 [ 422.432463] ? __lock_is_held+0xb5/0x140 [ 422.436553] try_to_free_pages+0x4d0/0xb90 [ 422.440800] ? do_try_to_free_pages+0x1290/0x1290 [ 422.445652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.451205] ? lock_acquire+0x1ed/0x520 [ 422.455188] ? set_page_refcounted+0x280/0x280 [ 422.459789] ? lock_release+0x970/0x970 [ 422.463775] ? ___might_sleep+0x1ed/0x300 [ 422.467929] ? arch_local_save_flags+0x40/0x40 [ 422.472539] __alloc_pages_slowpath+0x993/0x2d80 [ 422.477336] ? warn_alloc+0x120/0x120 [ 422.481140] ? __radix_tree_lookup+0x4c0/0x4c0 [ 422.485744] ? find_get_entry+0x2f2/0xc40 [ 422.489911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.495456] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 422.500389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.505938] ? should_fail+0x22d/0xd01 [ 422.509847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.514960] ? __lock_is_held+0xb5/0x140 [ 422.519057] ? __lock_is_held+0xb5/0x140 [ 422.523134] ? __lock_acquire+0x7ec/0x4ec0 [ 422.527380] ? ___might_sleep+0x1ed/0x300 [ 422.531528] ? lock_release+0x970/0x970 [ 422.535512] ? arch_local_save_flags+0x40/0x40 [ 422.540116] ? __might_sleep+0x95/0x190 [ 422.544103] __alloc_pages_nodemask+0xa80/0xde0 [ 422.548785] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 422.553811] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 422.559626] ? kasan_check_read+0x11/0x20 [ 422.563782] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.569602] ? graph_lock+0x170/0x170 [ 422.573417] ? print_usage_bug+0xc0/0xc0 [ 422.577485] ? graph_lock+0x170/0x170 [ 422.581762] ? graph_lock+0x170/0x170 [ 422.585571] ? __do_page_cache_readahead+0x7ce/0x980 [ 422.590697] ? find_held_lock+0x36/0x1c0 [ 422.595098] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 422.600653] alloc_pages_current+0x10c/0x210 [ 422.605161] ? lock_downgrade+0x900/0x900 [ 422.609328] __page_cache_alloc+0x38f/0x5b0 [ 422.613661] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 422.619585] ? kasan_check_read+0x11/0x20 [ 422.624018] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.629311] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 422.634099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.639658] ? check_preemption_disabled+0x48/0x200 [ 422.644695] filemap_fault+0x1594/0x25f0 [ 422.648786] ? __lock_page_or_retry+0xa00/0xa00 [ 422.653469] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 422.659350] ? kasan_check_read+0x11/0x20 [ 422.663515] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.668814] ? rcu_bh_qs+0xc0/0xc0 [ 422.672386] ? print_usage_bug+0xc0/0xc0 [ 422.676466] ? filemap_map_pages+0xdea/0x1980 [ 422.680979] ? print_usage_bug+0xc0/0xc0 [ 422.685056] ? find_get_pages_range_tag+0x1320/0x1320 [ 422.690253] ? print_usage_bug+0xc0/0xc0 [ 422.694323] ? __lock_acquire+0x7ec/0x4ec0 [ 422.698564] ? graph_lock+0x170/0x170 [ 422.702380] ? __sigqueue_free.part.27+0x7d/0xa0 [ 422.707150] ? __lock_acquire+0x7ec/0x4ec0 [ 422.711410] ? lock_acquire+0x1ed/0x520 [ 422.715519] ? ext4_filemap_fault+0x7a/0xad [ 422.719874] ? lock_release+0x970/0x970 [ 422.723859] ? arch_local_save_flags+0x40/0x40 [ 422.728454] ? mark_held_locks+0x130/0x130 [ 422.732710] ? down_read+0xb0/0x1d0 [ 422.736344] ? ext4_filemap_fault+0x7a/0xad [ 422.740680] ? __down_interruptible+0x700/0x700 [ 422.745369] ? graph_lock+0x170/0x170 [ 422.749181] ? __sigqueue_free.part.27+0x7d/0xa0 [ 422.753961] ext4_filemap_fault+0x82/0xad [ 422.758122] __do_fault+0x100/0x6b0 [ 422.761757] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.767043] ? print_bad_pte+0x6c0/0x6c0 [ 422.771116] ? pmd_val+0x88/0x100 [ 422.774578] ? add_mm_counter_fast+0xd0/0xd0 [ 422.779001] ? pmd_val+0x88/0x100 [ 422.782459] ? add_mm_counter_fast+0xd0/0xd0 [ 422.786877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.792428] __handle_mm_fault+0x3709/0x53e0 [ 422.796865] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 422.801722] ? graph_lock+0x170/0x170 [ 422.805528] ? print_usage_bug+0xc0/0xc0 [ 422.809803] ? graph_lock+0x170/0x170 [ 422.813619] ? graph_lock+0x170/0x170 [ 422.817449] ? handle_mm_fault+0x42a/0xc70 [ 422.821689] ? lock_downgrade+0x900/0x900 [ 422.825847] ? check_preemption_disabled+0x48/0x200 [ 422.831277] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 422.837076] ? kasan_check_read+0x11/0x20 [ 422.841229] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.846518] ? rcu_bh_qs+0xc0/0xc0 [ 422.850068] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.855694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.861236] ? check_preemption_disabled+0x48/0x200 [ 422.866268] handle_mm_fault+0x54f/0xc70 [ 422.870548] ? __handle_mm_fault+0x53e0/0x53e0 [ 422.875138] ? find_vma+0x34/0x190 [ 422.878688] __do_page_fault+0x67d/0xed0 [ 422.882768] ? mm_fault_error+0x380/0x380 [ 422.886927] ? syscall_slow_exit_work+0x520/0x520 [ 422.891781] do_page_fault+0xf2/0x7e0 [ 422.895588] ? vmalloc_sync_all+0x30/0x30 [ 422.899750] ? error_entry+0x70/0xd0 [ 422.903473] ? trace_hardirqs_off_caller+0xbb/0x300 [ 422.908496] ? trace_hardirqs_on_caller+0xc0/0x300 [ 422.913430] ? syscall_return_slowpath+0x5e0/0x5e0 [ 422.918362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.923227] ? trace_hardirqs_off+0x300/0x300 [ 422.927727] ? trace_hardirqs_off_caller+0x300/0x300 [ 422.932852] ? prepare_exit_to_usermode+0x291/0x3b0 [ 422.937875] ? page_fault+0x8/0x30 [ 422.941429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.946282] ? page_fault+0x8/0x30 [ 422.949838] page_fault+0x1e/0x30 [ 422.953672] RIP: 0033:0x45db60 [ 422.956875] Code: Bad RIP value. [ 422.960236] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 422.965602] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 422.972878] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 422.980171] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 422.987443] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 422.994719] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 423.002031] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 423.002095] aoe: skb alloc failure [ 423.009317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.009328] Call Trace: [ 423.012936] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 423.022214] [ 423.024791] syz-fuzzer cpuset= [ 423.035018] dump_stack+0x1c4/0x2b4 [ 423.037151] / [ 423.040347] ? dump_stack_print_info.cold.2+0x52/0x52 [ 423.043959] mems_allowed=0 [ 423.045684] warn_alloc.cold.118+0xb7/0x1bd [ 423.058090] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.062948] ? lock_downgrade+0x900/0x900 [ 423.067116] ? trace_hardirqs_off+0xb8/0x300 [ 423.071536] ? trace_hardirqs_off+0xb8/0x300 [ 423.075964] __alloc_pages_slowpath+0x2667/0x2d80 [ 423.080854] ? warn_alloc+0x120/0x120 [ 423.084667] ? warn_alloc+0x120/0x120 [ 423.088473] ? print_usage_bug+0xc0/0xc0 [ 423.092547] ? warn_alloc+0x120/0x120 [ 423.096355] ? print_usage_bug+0xc0/0xc0 [ 423.100428] ? __lock_acquire+0x7ec/0x4ec0 [ 423.104664] ? __lock_acquire+0x7ec/0x4ec0 [ 423.108907] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.114450] ? should_fail+0x22d/0xd01 [ 423.118858] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.123969] ? __lock_acquire+0x7ec/0x4ec0 [ 423.128213] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.133321] ? __lock_acquire+0x7ec/0x4ec0 [ 423.137558] ? should_fail+0x22d/0xd01 [ 423.141477] ? mark_held_locks+0x130/0x130 [ 423.145723] ? mark_held_locks+0x130/0x130 [ 423.149963] ? graph_lock+0x170/0x170 [ 423.153768] ? graph_lock+0x170/0x170 [ 423.157587] ? graph_lock+0x170/0x170 [ 423.161391] ? print_usage_bug+0xc0/0xc0 [ 423.165462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.171006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.176548] ? check_preemption_disabled+0x48/0x200 [ 423.181566] ? check_preemption_disabled+0x48/0x200 [ 423.186636] ? __lock_is_held+0xb5/0x140 [ 423.190719] __alloc_pages_nodemask+0xa80/0xde0 [ 423.195398] ? graph_lock+0x170/0x170 [ 423.199208] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 423.204225] ? graph_lock+0x170/0x170 [ 423.208047] ? find_held_lock+0x36/0x1c0 [ 423.212135] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.216813] ? lock_downgrade+0x900/0x900 [ 423.220991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.226542] cache_grow_begin+0x91/0x8c0 [ 423.230609] ? do_raw_spin_unlock+0xa7/0x2f0 [ 423.235032] fallback_alloc+0x203/0x2e0 [ 423.239034] ____cache_alloc_node+0x1c7/0x1e0 [ 423.243541] kmem_cache_alloc_node+0xe3/0x730 [ 423.248041] ? ipv6_get_ifaddr+0x42e/0x620 [ 423.252293] __alloc_skb+0x119/0x770 [ 423.256012] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 423.261298] ? skb_scrub_packet+0x490/0x490 [ 423.265625] ? lock_downgrade+0x900/0x900 [ 423.269789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.275333] ? refcount_sub_and_test_checked+0x203/0x310 [ 423.280795] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 423.286263] ? addrconf_rs_timer+0x6f0/0x6f0 [ 423.290690] ndisc_alloc_skb+0x144/0x340 [ 423.294766] ndisc_send_rs+0x331/0x6e0 [ 423.298667] addrconf_rs_timer+0x3c0/0x6f0 [ 423.302916] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.307170] call_timer_fn+0x272/0x920 [ 423.311066] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.315308] ? process_timeout+0x40/0x40 [ 423.319372] ? find_held_lock+0x36/0x1c0 [ 423.323450] ? __run_timers+0x7da/0xc70 [ 423.327431] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.331932] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.336433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.340673] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 423.345260] ? trace_hardirqs_on+0xbd/0x310 [ 423.349585] ? kasan_check_read+0x11/0x20 [ 423.353738] ? __run_timers+0x7da/0xc70 [ 423.357717] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.363189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.367427] __run_timers+0x7e5/0xc70 [ 423.371248] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 423.376621] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 423.381664] ? graph_lock+0x170/0x170 [ 423.385477] ? enqueue_hrtimer+0x1a5/0x560 [ 423.389721] ? lock_release+0x970/0x970 [ 423.393705] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 423.398909] ? find_held_lock+0x36/0x1c0 [ 423.402980] ? graph_lock+0x170/0x170 [ 423.406792] ? pvclock_read_flags+0x160/0x160 [ 423.411295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.416851] ? check_preemption_disabled+0x48/0x200 [ 423.421890] ? __lock_is_held+0xb5/0x140 [ 423.425959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.431498] ? check_preemption_disabled+0x48/0x200 [ 423.436537] run_timer_softirq+0x52/0xb0 [ 423.440600] ? rcu_read_lock_sched_held+0x108/0x120 [ 423.445629] __do_softirq+0x30b/0xad8 [ 423.449448] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 423.454573] ? pvclock_read_flags+0x160/0x160 [ 423.459080] ? lapic_next_event+0x5a/0x90 [ 423.463247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.468796] ? check_preemption_disabled+0x48/0x200 [ 423.473842] ? check_preemption_disabled+0x48/0x200 [ 423.478888] ? kvm_clock_read+0x18/0x30 [ 423.482883] ? kvm_sched_clock_read+0x9/0x20 [ 423.487314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.492864] ? check_preemption_disabled+0x48/0x200 [ 423.497989] irq_exit+0x17f/0x1c0 [ 423.501457] smp_apic_timer_interrupt+0x1cb/0x760 [ 423.506305] ? smp_reschedule_interrupt+0x109/0x650 [ 423.511331] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.517221] ? interrupt_entry+0xb5/0xf0 [ 423.521291] ? trace_hardirqs_off_caller+0xbb/0x300 [ 423.526310] ? trace_hardirqs_off_caller+0xbb/0x300 [ 423.531337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.536193] ? trace_hardirqs_off+0x300/0x300 [ 423.540696] ? trace_hardirqs_off+0x300/0x300 [ 423.545198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.550741] ? check_preemption_disabled+0x48/0x200 [ 423.555774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.560642] apic_timer_interrupt+0xf/0x20 [ 423.564883] [ 423.567130] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 423.572065] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 423.590975] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 423.598694] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 423.605964] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 423.613255] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 423.620530] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 423.627802] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 423.635139] skb_clone+0x1bb/0x500 [ 423.638691] ? skb_split+0x11e0/0x11e0 [ 423.642590] ? preempt_notifier_register+0x200/0x200 [ 423.647698] ? __switch_to_asm+0x34/0x70 [ 423.651761] ? __switch_to_asm+0x34/0x70 [ 423.655843] ? lockdep_hardirqs_on+0x421/0x5c0 [ 423.660442] bpf_clone_redirect+0xb9/0x490 [ 423.664680] ? trace_hardirqs_off_caller+0x300/0x300 [ 423.669799] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 423.674846] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 423.679626] ? find_held_lock+0x36/0x1c0 [ 423.683708] ? lock_acquire+0x1ed/0x520 [ 423.687687] ? bpf_test_run+0x32e/0x5a0 [ 423.691667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.697211] ? check_preemption_disabled+0x48/0x200 [ 423.702238] ? kasan_check_read+0x11/0x20 [ 423.706394] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 423.711676] ? rcu_bh_qs+0xc0/0xc0 [ 423.715234] ? bpf_test_run+0x1c0/0x5a0 [ 423.719228] ? netlink_diag_dump+0x2a0/0x2a0 [ 423.723646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.729184] ? bpf_test_init.isra.9+0x70/0x100 [ 423.733806] ? bpf_prog_test_run_skb+0x634/0xb40 [ 423.738583] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 423.743432] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 423.748974] ? fput+0x130/0x1a0 [ 423.752260] ? __bpf_prog_get+0x9b/0x290 [ 423.756331] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 423.761177] ? bpf_prog_test_run+0x130/0x1a0 [ 423.765600] ? __x64_sys_bpf+0x3d8/0x510 [ 423.769672] ? bpf_prog_get+0x20/0x20 [ 423.773501] ? do_syscall_64+0x1b9/0x820 [ 423.777566] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 423.782947] ? syscall_return_slowpath+0x5e0/0x5e0 [ 423.787889] ? trace_hardirqs_off+0x300/0x300 [ 423.792400] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 423.797427] ? recalc_sigpending_tsk+0x180/0x180 [ 423.802202] ? kasan_check_write+0x14/0x20 [ 423.806462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.811329] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.816716] warn_alloc_show_mem: 1 callbacks suppressed [ 423.816729] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 423.816731] Mem-Info: [ 423.816763] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 423.816763] active_file:18 inactive_file:16 isolated_file:0 [ 423.816763] unevictable:0 dirty:0 writeback:0 unstable:0 [ 423.816763] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 423.816763] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 423.816763] free:13623 free_pcp:186 free_cma:0 [ 423.822121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.829068] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 423.831472] Call Trace: [ 423.864352] Node 0 [ 423.873706] [ 423.901398] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 423.903967] dump_stack+0x1c4/0x2b4 [ 423.906178] lowmem_reserve[]: 0 [ 423.908347] ? dump_stack_print_info.cold.2+0x52/0x52 [ 423.933837] 2815 6318 [ 423.937503] warn_alloc.cold.118+0xb7/0x1bd [ 423.940739] 6318 [ 423.945939] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.948417] Node 0 [ 423.952739] ? lock_downgrade+0x900/0x900 [ 423.954811] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 423.959638] ? trace_hardirqs_off+0xb8/0x300 [ 423.961845] lowmem_reserve[]: 0 [ 423.966021] ? trace_hardirqs_off+0xb8/0x300 [ 423.992543] 0 3503 [ 423.996980] __alloc_pages_slowpath+0x2667/0x2d80 [ 424.000221] 3503 [ 424.004669] ? warn_alloc+0x120/0x120 [ 424.006863] Node 0 [ 424.011707] ? warn_alloc+0x120/0x120 [ 424.013778] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 424.017559] ? print_usage_bug+0xc0/0xc0 [ 424.019766] lowmem_reserve[]: 0 [ 424.023574] ? warn_alloc+0x120/0x120 [ 424.051924] 0 0 [ 424.056010] ? print_usage_bug+0xc0/0xc0 [ 424.059473] 0 [ 424.059481] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 424.059543] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 1*16kB (M) 2*32kB (UM) 2*64kB (M) 4*128kB (UM) 2*256kB (M) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24824kB [ 424.059611] Node 0 Normal: 2044*4kB (UMEH) 226*8kB (UMEH) 46*16kB [ 424.063453] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.065406] (UME) [ 424.069467] ? ktime_get+0x2e1/0x440 [ 424.071256] 27*32kB [ 424.084787] ? check_preemption_disabled+0x48/0x200 [ 424.099940] (UME) 10*64kB [ 424.106289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.111295] (UME) 4*128kB [ 424.113465] ? should_fail+0x22d/0xd01 [ 424.117148] (UM) 0*256kB 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB [ 424.117179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 424.117185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 424.117188] 413 total pagecache pages [ 424.117198] 0 pages in swap cache [ 424.117203] Swap cache stats: add 0, delete 0, find 0/0 [ 424.117206] Free swap = 0kB [ 424.117209] Total swap = 0kB [ 424.117213] 1965979 pages RAM [ 424.117216] 0 pages HighMem/MovableOnly [ 424.117219] 343323 pages reserved [ 424.117221] 0 pages cma reserved [ 424.117292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 424.119594] ? kasan_check_read+0x11/0x20 [ 424.124703] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.127448] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 424.132967] syz-executor3 cpuset= [ 424.135813] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.139681] syz3 [ 424.146615] ? __lock_acquire+0x7ec/0x4ec0 [ 424.155435] mems_allowed=0 [ 424.164108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.245628] ? should_fail+0x22d/0xd01 [ 424.249540] ? mark_held_locks+0x130/0x130 [ 424.253787] ? mark_held_locks+0x130/0x130 [ 424.258026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.263587] ? graph_lock+0x170/0x170 [ 424.267394] ? mark_held_locks+0xc7/0x130 [ 424.271547] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 424.276575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.282127] ? check_preemption_disabled+0x48/0x200 [ 424.287145] ? check_preemption_disabled+0x48/0x200 [ 424.292179] ? __lock_is_held+0xb5/0x140 [ 424.296252] __alloc_pages_nodemask+0xa80/0xde0 [ 424.300931] ? graph_lock+0x170/0x170 [ 424.304743] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 424.309760] ? graph_lock+0x170/0x170 [ 424.313580] ? find_held_lock+0x36/0x1c0 [ 424.317667] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.322344] ? lock_downgrade+0x900/0x900 [ 424.326514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.332068] cache_grow_begin+0x91/0x8c0 [ 424.336140] ? do_raw_spin_unlock+0xa7/0x2f0 [ 424.340567] fallback_alloc+0x203/0x2e0 [ 424.344556] ____cache_alloc_node+0x1c7/0x1e0 [ 424.349068] kmem_cache_alloc_node+0xe3/0x730 [ 424.353568] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 424.358687] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 424.363300] __alloc_skb+0x119/0x770 [ 424.367024] ? calc_wheel_index+0x220/0x220 [ 424.371360] ? skb_scrub_packet+0x490/0x490 [ 424.375702] ? vprintk_default+0x28/0x30 [ 424.379766] ? vprintk_func+0x85/0x181 [ 424.383662] ? printk+0xa7/0xcf [ 424.386950] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 424.391721] new_skb+0x26/0x1c0 [ 424.395006] aoecmd_cfg+0x279/0x7f0 [ 424.398664] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 424.402998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.408537] ? check_preemption_disabled+0x48/0x200 [ 424.413554] ? check_preemption_disabled+0x48/0x200 [ 424.418589] ? __lock_is_held+0xb5/0x140 [ 424.422673] discover_timer+0x50/0x60 [ 424.426482] call_timer_fn+0x272/0x920 [ 424.430381] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.435233] ? process_timeout+0x40/0x40 [ 424.439300] ? find_held_lock+0x36/0x1c0 [ 424.443379] ? mark_held_locks+0xc7/0x130 [ 424.447541] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.452044] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.456545] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.461394] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 424.465989] ? trace_hardirqs_on+0xbd/0x310 [ 424.470312] ? kasan_check_read+0x11/0x20 [ 424.474468] ? __run_timers+0x7da/0xc70 [ 424.478451] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.483924] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.488775] __run_timers+0x7e5/0xc70 [ 424.492600] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 424.497986] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 424.503016] ? graph_lock+0x170/0x170 [ 424.506843] ? print_usage_bug+0xc0/0xc0 [ 424.510912] ? lock_release+0x970/0x970 [ 424.514901] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 424.520110] ? find_held_lock+0x36/0x1c0 [ 424.524190] ? graph_lock+0x170/0x170 [ 424.528002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.533551] ? check_preemption_disabled+0x48/0x200 [ 424.538621] ? __lock_is_held+0xb5/0x140 [ 424.542696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.548244] ? check_preemption_disabled+0x48/0x200 [ 424.553298] run_timer_softirq+0x52/0xb0 [ 424.557372] ? rcu_read_lock_sched_held+0x108/0x120 [ 424.562406] __do_softirq+0x30b/0xad8 [ 424.566232] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 424.571360] ? pvclock_read_flags+0x160/0x160 [ 424.575878] ? lapic_next_event+0x5a/0x90 [ 424.580039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.585582] ? check_preemption_disabled+0x48/0x200 [ 424.591130] ? check_preemption_disabled+0x48/0x200 [ 424.596163] ? kvm_clock_read+0x18/0x30 [ 424.600146] ? kvm_sched_clock_read+0x9/0x20 [ 424.604563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.610106] ? check_preemption_disabled+0x48/0x200 [ 424.615143] irq_exit+0x17f/0x1c0 [ 424.618607] smp_apic_timer_interrupt+0x1cb/0x760 [ 424.623467] ? smp_reschedule_interrupt+0x109/0x650 [ 424.628492] ? smp_call_function_single_interrupt+0x650/0x650 [ 424.634385] ? interrupt_entry+0xb5/0xf0 [ 424.638464] ? trace_hardirqs_off_caller+0xbb/0x300 [ 424.643488] ? trace_hardirqs_off_caller+0xbb/0x300 [ 424.648517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.653369] ? trace_hardirqs_off+0x300/0x300 [ 424.657877] ? trace_hardirqs_off+0x300/0x300 [ 424.662380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.667931] ? check_preemption_disabled+0x48/0x200 [ 424.672963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.678519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.683383] apic_timer_interrupt+0xf/0x20 [ 424.687621] [ 424.689872] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 424.695595] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 424.714512] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 424.722238] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 424.729520] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 424.736803] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 424.744199] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 424.751481] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 424.758804] cgroup_file_notify+0x226/0x2f0 [ 424.763160] ? cgroup_procs_write_finish+0xf0/0xf0 [ 424.768101] ? print_usage_bug+0xc0/0xc0 [ 424.772182] ? find_held_lock+0x36/0x1c0 [ 424.776258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.781818] shrink_node+0x5e1/0x16b0 [ 424.785648] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 424.790969] ? shrink_node_memcg+0x18e0/0x18e0 [ 424.795566] ? kvm_clock_read+0x18/0x30 [ 424.799548] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.804584] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 424.809091] ? kasan_check_write+0x14/0x20 [ 424.813341] ? do_raw_spin_lock+0xc1/0x200 [ 424.817587] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 424.823145] ? __cpuset_node_allowed+0x19b/0x660 [ 424.827917] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 424.833651] ? delayacct_end+0x5a/0x100 [ 424.837655] do_try_to_free_pages+0x3e7/0x1290 [ 424.842276] ? shrink_node+0x16b0/0x16b0 [ 424.846355] ? __lock_is_held+0xb5/0x140 [ 424.850445] try_to_free_pages+0x4d0/0xb90 [ 424.854702] ? do_try_to_free_pages+0x1290/0x1290 [ 424.859555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.865118] ? lock_acquire+0x1ed/0x520 [ 424.869108] ? set_page_refcounted+0x280/0x280 [ 424.873703] ? lock_release+0x970/0x970 [ 424.877689] ? ___might_sleep+0x1ed/0x300 [ 424.881854] ? arch_local_save_flags+0x40/0x40 [ 424.886457] __alloc_pages_slowpath+0x993/0x2d80 [ 424.891256] ? warn_alloc+0x120/0x120 [ 424.895063] ? __radix_tree_lookup+0x4c0/0x4c0 [ 424.899676] ? find_get_entry+0x2f2/0xc40 [ 424.903856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.909415] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 424.914363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.919918] ? should_fail+0x22d/0xd01 [ 424.923828] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.928948] ? __lock_is_held+0xb5/0x140 [ 424.933046] ? __lock_is_held+0xb5/0x140 [ 424.937129] ? __lock_acquire+0x7ec/0x4ec0 [ 424.941377] ? ___might_sleep+0x1ed/0x300 [ 424.945528] ? lock_release+0x970/0x970 [ 424.949511] ? arch_local_save_flags+0x40/0x40 [ 424.954485] ? __might_sleep+0x95/0x190 [ 424.958474] __alloc_pages_nodemask+0xa80/0xde0 [ 424.963160] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 424.968225] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 424.974026] ? kasan_check_read+0x11/0x20 [ 424.978181] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 424.983472] ? graph_lock+0x170/0x170 [ 424.987281] ? print_usage_bug+0xc0/0xc0 [ 424.991352] ? graph_lock+0x170/0x170 [ 424.995160] ? graph_lock+0x170/0x170 [ 424.998967] ? __do_page_cache_readahead+0x7ce/0x980 [ 425.004091] ? find_held_lock+0x36/0x1c0 [ 425.008164] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 425.013733] alloc_pages_current+0x10c/0x210 [ 425.018148] ? lock_downgrade+0x900/0x900 [ 425.022314] __page_cache_alloc+0x38f/0x5b0 [ 425.026649] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 425.032475] ? kasan_check_read+0x11/0x20 [ 425.036641] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.041935] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 425.046622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.052169] ? check_preemption_disabled+0x48/0x200 [ 425.057208] filemap_fault+0x1594/0x25f0 [ 425.061779] ? __lock_page_or_retry+0xa00/0xa00 [ 425.066454] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 425.072252] ? kasan_check_read+0x11/0x20 [ 425.076410] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.081697] ? rcu_bh_qs+0xc0/0xc0 [ 425.085248] ? print_usage_bug+0xc0/0xc0 [ 425.089322] ? filemap_map_pages+0xdea/0x1980 [ 425.093841] ? print_usage_bug+0xc0/0xc0 [ 425.097924] ? find_get_pages_range_tag+0x1320/0x1320 [ 425.103121] ? print_usage_bug+0xc0/0xc0 [ 425.107197] ? __lock_acquire+0x7ec/0x4ec0 [ 425.111442] ? graph_lock+0x170/0x170 [ 425.115252] ? __sigqueue_free.part.27+0x7d/0xa0 [ 425.120021] ? __lock_acquire+0x7ec/0x4ec0 [ 425.124282] ? lock_acquire+0x1ed/0x520 [ 425.128266] ? ext4_filemap_fault+0x7a/0xad [ 425.132614] ? lock_release+0x970/0x970 [ 425.136599] ? arch_local_save_flags+0x40/0x40 [ 425.141198] ? mark_held_locks+0x130/0x130 [ 425.145458] ? down_read+0xb0/0x1d0 [ 425.149089] ? ext4_filemap_fault+0x7a/0xad [ 425.153779] ? __down_interruptible+0x700/0x700 [ 425.159128] ? graph_lock+0x170/0x170 [ 425.163406] ? __sigqueue_free.part.27+0x7d/0xa0 [ 425.168439] ext4_filemap_fault+0x82/0xad [ 425.173213] __do_fault+0x100/0x6b0 [ 425.176862] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.182997] ? print_bad_pte+0x6c0/0x6c0 [ 425.187555] ? pmd_val+0x88/0x100 [ 425.191147] ? add_mm_counter_fast+0xd0/0xd0 [ 425.196188] ? pmd_val+0x88/0x100 [ 425.199757] ? add_mm_counter_fast+0xd0/0xd0 [ 425.204191] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.210952] __handle_mm_fault+0x3709/0x53e0 [ 425.215662] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 425.221044] ? graph_lock+0x170/0x170 [ 425.224864] ? print_usage_bug+0xc0/0xc0 [ 425.228938] ? graph_lock+0x170/0x170 [ 425.232747] ? graph_lock+0x170/0x170 [ 425.236579] ? handle_mm_fault+0x42a/0xc70 [ 425.240827] ? lock_downgrade+0x900/0x900 [ 425.244996] ? check_preemption_disabled+0x48/0x200 [ 425.250028] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 425.255840] ? kasan_check_read+0x11/0x20 [ 425.260003] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.265292] ? rcu_bh_qs+0xc0/0xc0 [ 425.268847] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 425.274323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.279870] ? check_preemption_disabled+0x48/0x200 [ 425.284908] handle_mm_fault+0x54f/0xc70 [ 425.288980] ? __handle_mm_fault+0x53e0/0x53e0 [ 425.293572] ? find_vma+0x34/0x190 [ 425.297120] __do_page_fault+0x67d/0xed0 [ 425.301196] ? mm_fault_error+0x380/0x380 [ 425.305353] ? syscall_slow_exit_work+0x520/0x520 [ 425.310207] do_page_fault+0xf2/0x7e0 [ 425.314014] ? vmalloc_sync_all+0x30/0x30 [ 425.318171] ? error_entry+0x70/0xd0 [ 425.321891] ? trace_hardirqs_off_caller+0xbb/0x300 [ 425.326913] ? trace_hardirqs_on_caller+0xc0/0x300 [ 425.331855] ? syscall_return_slowpath+0x5e0/0x5e0 [ 425.336793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.341648] ? trace_hardirqs_off+0x300/0x300 [ 425.346152] ? trace_hardirqs_off_caller+0x300/0x300 [ 425.351270] ? prepare_exit_to_usermode+0x291/0x3b0 [ 425.356298] ? page_fault+0x8/0x30 [ 425.359872] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.364728] ? page_fault+0x8/0x30 [ 425.368275] page_fault+0x1e/0x30 [ 425.371729] RIP: 0033:0x45db60 [ 425.374930] Code: Bad RIP value. [ 425.378292] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 425.383660] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 425.390935] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 425.398203] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 425.405473] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 425.412741] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 425.420047] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 425.420110] aoe: skb alloc failure [ 425.427337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.427343] Call Trace: [ 425.427350] [ 425.427371] dump_stack+0x1c4/0x2b4 [ 425.427389] ? dump_stack_print_info.cold.2+0x52/0x52 [ 425.427418] warn_alloc.cold.118+0xb7/0x1bd [ 425.430968] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 425.440302] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 425.442867] syz-fuzzer cpuset= [ 425.445023] ? lock_downgrade+0x900/0x900 [ 425.448633] / [ 425.453827] ? trace_hardirqs_off+0xb8/0x300 [ 425.458131] mems_allowed=0 [ 425.468363] ? trace_hardirqs_off+0xb8/0x300 [ 425.493926] __alloc_pages_slowpath+0x2667/0x2d80 [ 425.498811] ? warn_alloc+0x120/0x120 [ 425.502633] ? trace_hardirqs_on+0x310/0x310 [ 425.507047] ? warn_alloc+0x120/0x120 [ 425.510865] ? print_usage_bug+0xc0/0xc0 [ 425.514937] ? warn_alloc+0x120/0x120 [ 425.518746] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 425.523767] ? print_usage_bug+0xc0/0xc0 [ 425.527846] ? __lock_acquire+0x7ec/0x4ec0 [ 425.532085] ? __lock_acquire+0x7ec/0x4ec0 [ 425.536335] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.541881] ? should_fail+0x22d/0xd01 [ 425.545779] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.550886] ? __lock_acquire+0x7ec/0x4ec0 [ 425.555139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.560244] ? __lock_acquire+0x7ec/0x4ec0 [ 425.564478] ? should_fail+0x22d/0xd01 [ 425.568371] ? print_usage_bug+0xc0/0xc0 [ 425.572447] ? mark_held_locks+0x130/0x130 [ 425.576690] ? mark_held_locks+0x130/0x130 [ 425.580938] ? graph_lock+0x170/0x170 [ 425.584743] ? print_usage_bug+0xc0/0xc0 [ 425.588806] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 425.593581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.599128] ? check_preemption_disabled+0x48/0x200 [ 425.604149] ? check_preemption_disabled+0x48/0x200 [ 425.609185] ? __lock_is_held+0xb5/0x140 [ 425.613259] __alloc_pages_nodemask+0xa80/0xde0 [ 425.617936] ? graph_lock+0x170/0x170 [ 425.621746] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 425.626764] ? graph_lock+0x170/0x170 [ 425.630580] ? find_held_lock+0x36/0x1c0 [ 425.634657] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.639329] ? lock_downgrade+0x900/0x900 [ 425.643494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.649049] cache_grow_begin+0x91/0x8c0 [ 425.653124] ? do_raw_spin_unlock+0xa7/0x2f0 [ 425.657546] fallback_alloc+0x203/0x2e0 [ 425.661532] ____cache_alloc_node+0x1c7/0x1e0 [ 425.666041] kmem_cache_alloc_node+0xe3/0x730 [ 425.670542] ? ipv6_get_ifaddr+0x42e/0x620 [ 425.674793] __alloc_skb+0x119/0x770 [ 425.678511] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.683798] ? skb_scrub_packet+0x490/0x490 [ 425.688138] ? lock_downgrade+0x900/0x900 [ 425.692299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.697850] ? refcount_sub_and_test_checked+0x203/0x310 [ 425.703309] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 425.708768] ? addrconf_rs_timer+0x6f0/0x6f0 [ 425.713196] ndisc_alloc_skb+0x144/0x340 [ 425.717268] ndisc_send_rs+0x331/0x6e0 [ 425.721168] addrconf_rs_timer+0x3c0/0x6f0 [ 425.725414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.729667] call_timer_fn+0x272/0x920 [ 425.733559] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.737800] ? process_timeout+0x40/0x40 [ 425.741881] ? find_held_lock+0x36/0x1c0 [ 425.745956] ? __run_timers+0x7da/0xc70 [ 425.749944] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.754448] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.758945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.763186] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 425.767782] ? trace_hardirqs_on+0xbd/0x310 [ 425.772101] ? kasan_check_read+0x11/0x20 [ 425.776258] ? __run_timers+0x7da/0xc70 [ 425.780235] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 425.785698] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.789947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.794184] __run_timers+0x7e5/0xc70 [ 425.798010] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 425.803380] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.808403] ? graph_lock+0x170/0x170 [ 425.812209] ? enqueue_hrtimer+0x1a5/0x560 [ 425.816446] ? lock_release+0x970/0x970 [ 425.820429] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 425.825630] ? find_held_lock+0x36/0x1c0 [ 425.829700] ? graph_lock+0x170/0x170 [ 425.833507] ? pvclock_read_flags+0x160/0x160 [ 425.838008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.843546] ? check_preemption_disabled+0x48/0x200 [ 425.848578] ? __lock_is_held+0xb5/0x140 [ 425.852646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.858191] ? check_preemption_disabled+0x48/0x200 [ 425.863223] run_timer_softirq+0x52/0xb0 [ 425.867288] ? rcu_read_lock_sched_held+0x108/0x120 [ 425.872309] __do_softirq+0x30b/0xad8 [ 425.876133] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 425.881250] ? pvclock_read_flags+0x160/0x160 [ 425.885751] ? lapic_next_event+0x5a/0x90 [ 425.889907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.895446] ? check_preemption_disabled+0x48/0x200 [ 425.900584] ? check_preemption_disabled+0x48/0x200 [ 425.905614] ? kvm_clock_read+0x18/0x30 [ 425.909592] ? kvm_sched_clock_read+0x9/0x20 [ 425.914007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.919546] ? check_preemption_disabled+0x48/0x200 [ 425.924582] irq_exit+0x17f/0x1c0 [ 425.928048] smp_apic_timer_interrupt+0x1cb/0x760 [ 425.932893] ? smp_reschedule_interrupt+0x109/0x650 [ 425.937917] ? smp_call_function_single_interrupt+0x650/0x650 [ 425.943806] ? interrupt_entry+0xb5/0xf0 [ 425.947881] ? trace_hardirqs_off_caller+0xbb/0x300 [ 425.952902] ? trace_hardirqs_off_caller+0xbb/0x300 [ 425.957933] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.962781] ? trace_hardirqs_off+0x300/0x300 [ 425.967281] ? trace_hardirqs_off+0x300/0x300 [ 425.971784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.977338] ? check_preemption_disabled+0x48/0x200 [ 425.982372] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.987237] apic_timer_interrupt+0xf/0x20 [ 425.991469] [ 425.993713] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 425.998645] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 426.017555] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 426.025273] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 426.032544] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 426.039815] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 426.047093] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 426.054372] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 426.061976] skb_clone+0x1bb/0x500 [ 426.065528] ? skb_split+0x11e0/0x11e0 [ 426.069422] ? preempt_notifier_register+0x200/0x200 [ 426.074530] ? __switch_to_asm+0x34/0x70 [ 426.078595] ? __switch_to_asm+0x34/0x70 [ 426.082667] ? lockdep_hardirqs_on+0x421/0x5c0 [ 426.087265] bpf_clone_redirect+0xb9/0x490 [ 426.091504] ? trace_hardirqs_off_caller+0x300/0x300 [ 426.096621] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 426.101649] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 426.106425] ? find_held_lock+0x36/0x1c0 [ 426.110499] ? lock_acquire+0x1ed/0x520 [ 426.114476] ? bpf_test_run+0x32e/0x5a0 [ 426.118459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.124015] ? check_preemption_disabled+0x48/0x200 [ 426.129052] ? kasan_check_read+0x11/0x20 [ 426.133209] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 426.138495] ? rcu_bh_qs+0xc0/0xc0 [ 426.142055] ? bpf_test_run+0x1c0/0x5a0 [ 426.146048] ? netlink_diag_dump+0x2a0/0x2a0 [ 426.150464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.156006] ? bpf_test_init.isra.9+0x70/0x100 [ 426.160598] ? bpf_prog_test_run_skb+0x634/0xb40 [ 426.165364] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 426.170209] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 426.175747] ? fput+0x130/0x1a0 [ 426.179033] ? __bpf_prog_get+0x9b/0x290 [ 426.183102] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 426.187954] ? bpf_prog_test_run+0x130/0x1a0 [ 426.192384] ? __x64_sys_bpf+0x3d8/0x510 [ 426.196449] ? bpf_prog_get+0x20/0x20 [ 426.200335] ? do_syscall_64+0x1b9/0x820 [ 426.204399] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 426.209767] ? syscall_return_slowpath+0x5e0/0x5e0 [ 426.214704] ? trace_hardirqs_off+0x300/0x300 [ 426.219206] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 426.224226] ? recalc_sigpending_tsk+0x180/0x180 [ 426.228983] ? kasan_check_write+0x14/0x20 [ 426.233229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.238085] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.243474] warn_alloc_show_mem: 1 callbacks suppressed [ 426.243486] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 426.243489] Mem-Info: [ 426.243520] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 426.243520] active_file:18 inactive_file:16 isolated_file:0 [ 426.243520] unevictable:0 dirty:0 writeback:0 unstable:0 [ 426.243520] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 426.243520] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 426.243520] free:13623 free_pcp:186 free_cma:0 [ 426.248870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.255808] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 426.258215] Call Trace: [ 426.291098] Node 0 [ 426.300457] [ 426.328159] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 426.330728] dump_stack+0x1c4/0x2b4 [ 426.332934] lowmem_reserve[]: 0 [ 426.335095] ? dump_stack_print_info.cold.2+0x52/0x52 [ 426.360583] 2815 6318 [ 426.364260] warn_alloc.cold.118+0xb7/0x1bd [ 426.367502] 6318 [ 426.372693] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.375173] Node 0 [ 426.379493] ? lock_downgrade+0x900/0x900 [ 426.381562] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 426.381570] lowmem_reserve[]: [ 426.386422] ? trace_hardirqs_off+0xb8/0x300 [ 426.388638] 0 [ 426.392792] ? trace_hardirqs_off+0xb8/0x300 [ 426.419323] 0 [ 426.422449] __alloc_pages_slowpath+0x2667/0x2d80 [ 426.426814] 3503 3503 [ 426.428668] ? warn_alloc+0x120/0x120 [ 426.434828] ? __lock_acquire+0x7ec/0x4ec0 [ 426.439654] Node 0 [ 426.442156] ? warn_alloc+0x120/0x120 [ 426.445967] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 426.450181] ? print_usage_bug+0xc0/0xc0 [ 426.452390] lowmem_reserve[]: 0 [ 426.456206] ? warn_alloc+0x120/0x120 [ 426.484562] 0 [ 426.488640] ? print_usage_bug+0xc0/0xc0 [ 426.491897] 0 [ 426.495698] ? mark_held_locks+0x130/0x130 [ 426.497470] 0 [ 426.501539] ? mark_held_locks+0x130/0x130 [ 426.503325] Node 0 [ 426.507561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.509339] DMA: [ 426.513575] ? should_fail+0x22d/0xd01 [ 426.515793] 1*4kB [ 426.521334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.523372] (U) [ 426.527263] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.529391] 0*8kB [ 426.534942] ? __lock_acquire+0x7ec/0x4ec0 [ 426.536900] 0*16kB [ 426.542006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.544139] 1*32kB [ 426.548400] ? should_fail+0x22d/0xd01 [ 426.550620] (U) [ 426.555729] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 426.557950] 2*64kB [ 426.561853] ? mark_held_locks+0x130/0x130 [ 426.563802] (U) [ 426.569340] ? mark_held_locks+0x130/0x130 [ 426.571550] 1*128kB (U) [ 426.575794] ? graph_lock+0x170/0x170 [ 426.577745] 1*256kB (U) [ 426.581987] ? graph_lock+0x170/0x170 [ 426.584632] 0*512kB 1*1024kB [ 426.588459] ? print_usage_bug+0xc0/0xc0 [ 426.591114] (U) 1*2048kB [ 426.594932] ? do_raw_spin_unlock+0xa7/0x2f0 [ 426.598018] (M) [ 426.602080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.605186] 3*4096kB (M) [ 426.609606] ? check_preemption_disabled+0x48/0x200 [ 426.611562] = 15908kB [ 426.617087] ? check_preemption_disabled+0x48/0x200 [ 426.617117] ? __lock_is_held+0xb5/0x140 [ 426.619869] Node 0 [ 426.624884] __alloc_pages_nodemask+0xa80/0xde0 [ 426.627263] DMA32: 4*4kB [ 426.632287] ? graph_lock+0x170/0x170 [ 426.636332] (UM) [ 426.638571] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 426.643216] 3*8kB [ 426.645971] ? graph_lock+0x170/0x170 [ 426.649749] (UM) [ 426.651823] ? find_held_lock+0x36/0x1c0 [ 426.656806] 1*16kB (M) [ 426.658995] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.662756] 2*32kB [ 426.664820] ? lock_downgrade+0x900/0x900 [ 426.668868] (UM) [ 426.671459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.676099] 2*64kB (M) [ 426.678350] cache_grow_begin+0x91/0x8c0 [ 426.682465] 4*128kB (UM) [ 426.684539] ? do_raw_spin_unlock+0xa7/0x2f0 [ 426.690049] 2*256kB (M) [ 426.692658] fallback_alloc+0x203/0x2e0 [ 426.696688] 4*512kB (UM) [ 426.699461] ____cache_alloc_node+0x1c7/0x1e0 [ 426.703845] 3*1024kB (M) [ 426.706534] kmem_cache_alloc_node+0xe3/0x730 [ 426.710476] 3*2048kB (M) [ 426.713246] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 426.717719] 3*4096kB (M) [ 426.720493] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 426.724960] = 24824kB [ 426.724970] Node 0 [ 426.727737] __alloc_skb+0x119/0x770 [ 426.732809] Normal: 2044*4kB [ 426.735587] ? calc_wheel_index+0x220/0x220 [ 426.740144] (UMEH) [ 426.742552] ? skb_scrub_packet+0x490/0x490 [ 426.744762] 226*8kB (UMEH) [ 426.748495] ? vprintk_default+0x28/0x30 [ 426.751577] 46*16kB [ 426.755893] ? vprintk_func+0x85/0x181 [ 426.758107] (UME) [ 426.762435] ? printk+0xa7/0xcf [ 426.765344] 27*32kB (UME) [ 426.769414] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 426.771714] 10*64kB [ 426.775617] new_skb+0x26/0x1c0 [ 426.777734] (UME) [ 426.781020] aoecmd_cfg+0x279/0x7f0 [ 426.783855] 4*128kB [ 426.788620] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 426.790913] (UM) 0*256kB [ 426.794203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.796334] 2*512kB [ 426.799956] ? check_preemption_disabled+0x48/0x200 [ 426.802263] (U) [ 426.806581] ? check_preemption_disabled+0x48/0x200 [ 426.809316] 0*1024kB 0*2048kB [ 426.814882] ? __lock_is_held+0xb5/0x140 [ 426.817181] 0*4096kB [ 426.822203] discover_timer+0x50/0x60 [ 426.824143] = 13760kB [ 426.824159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 426.829171] call_timer_fn+0x272/0x920 [ 426.832348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 426.836401] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.838797] 413 total pagecache pages [ 426.842604] ? process_timeout+0x40/0x40 [ 426.844999] 0 pages in swap cache [ 426.853827] ? find_held_lock+0x36/0x1c0 [ 426.857698] Swap cache stats: add 0, delete 0, find 0/0 [ 426.857708] Free swap = 0kB [ 426.866289] ? mark_held_locks+0xc7/0x130 [ 426.871115] Total swap = 0kB [ 426.874910] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.878952] 1965979 pages RAM [ 426.882401] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.886438] 0 pages HighMem/MovableOnly [ 426.886448] 343323 pages reserved [ 426.891813] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.894812] 0 pages cma reserved [ 426.898976] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 426.902084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 426.906474] ? trace_hardirqs_on+0xbd/0x310 [ 426.909646] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.914058] ? kasan_check_read+0x11/0x20 [ 426.918015] syz-executor3 cpuset= [ 426.921472] ? __run_timers+0x7da/0xc70 [ 426.926289] syz3 [ 426.929658] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.934220] mems_allowed=0 [ 426.940717] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.982493] __run_timers+0x7e5/0xc70 [ 426.986322] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 426.991693] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.996715] ? graph_lock+0x170/0x170 [ 427.000526] ? print_usage_bug+0xc0/0xc0 [ 427.004592] ? lock_release+0x970/0x970 [ 427.008579] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 427.013785] ? find_held_lock+0x36/0x1c0 [ 427.017868] ? graph_lock+0x170/0x170 [ 427.021711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.027257] ? check_preemption_disabled+0x48/0x200 [ 427.032297] ? __lock_is_held+0xb5/0x140 [ 427.036367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.041913] ? check_preemption_disabled+0x48/0x200 [ 427.046944] run_timer_softirq+0x52/0xb0 [ 427.051011] ? rcu_read_lock_sched_held+0x108/0x120 [ 427.056034] __do_softirq+0x30b/0xad8 [ 427.059861] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 427.064978] ? pvclock_read_flags+0x160/0x160 [ 427.069476] ? lapic_next_event+0x5a/0x90 [ 427.073635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.079179] ? check_preemption_disabled+0x48/0x200 [ 427.084203] ? check_preemption_disabled+0x48/0x200 [ 427.089238] ? kvm_clock_read+0x18/0x30 [ 427.093217] ? kvm_sched_clock_read+0x9/0x20 [ 427.097638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.103182] ? check_preemption_disabled+0x48/0x200 [ 427.108216] irq_exit+0x17f/0x1c0 [ 427.111680] smp_apic_timer_interrupt+0x1cb/0x760 [ 427.116529] ? smp_reschedule_interrupt+0x109/0x650 [ 427.121552] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.127445] ? interrupt_entry+0xb5/0xf0 [ 427.131512] ? trace_hardirqs_off_caller+0xbb/0x300 [ 427.136533] ? trace_hardirqs_off_caller+0xbb/0x300 [ 427.141561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.146423] ? trace_hardirqs_off+0x300/0x300 [ 427.150931] ? trace_hardirqs_off+0x300/0x300 [ 427.155465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.161015] ? check_preemption_disabled+0x48/0x200 [ 427.166046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.171618] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.176493] apic_timer_interrupt+0xf/0x20 [ 427.180763] [ 427.183014] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 427.188734] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 427.207649] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 427.215382] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 427.222664] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 427.229947] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 427.237237] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 427.244524] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 427.251866] cgroup_file_notify+0x226/0x2f0 [ 427.256209] ? cgroup_procs_write_finish+0xf0/0xf0 [ 427.261152] ? print_usage_bug+0xc0/0xc0 [ 427.265237] ? find_held_lock+0x36/0x1c0 [ 427.269312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.274878] shrink_node+0x5e1/0x16b0 [ 427.278697] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 427.284016] ? shrink_node_memcg+0x18e0/0x18e0 [ 427.288619] ? kvm_clock_read+0x18/0x30 [ 427.292603] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.297651] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 427.302157] ? kasan_check_write+0x14/0x20 [ 427.306399] ? do_raw_spin_lock+0xc1/0x200 [ 427.310653] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.316200] ? __cpuset_node_allowed+0x19b/0x660 [ 427.320969] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 427.326689] ? delayacct_end+0x5a/0x100 [ 427.330681] do_try_to_free_pages+0x3e7/0x1290 [ 427.335289] ? shrink_node+0x16b0/0x16b0 [ 427.339360] ? __lock_is_held+0xb5/0x140 [ 427.343445] try_to_free_pages+0x4d0/0xb90 [ 427.347693] ? do_try_to_free_pages+0x1290/0x1290 [ 427.352541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.358126] ? lock_acquire+0x1ed/0x520 [ 427.362104] ? set_page_refcounted+0x280/0x280 [ 427.366698] ? lock_release+0x970/0x970 [ 427.370680] ? ___might_sleep+0x1ed/0x300 [ 427.374846] ? arch_local_save_flags+0x40/0x40 [ 427.379455] __alloc_pages_slowpath+0x993/0x2d80 [ 427.384260] ? warn_alloc+0x120/0x120 [ 427.388064] ? __radix_tree_lookup+0x4c0/0x4c0 [ 427.392670] ? find_get_entry+0x2f2/0xc40 [ 427.396848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.402396] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 427.407336] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.412892] ? should_fail+0x22d/0xd01 [ 427.416794] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.421911] ? __lock_is_held+0xb5/0x140 [ 427.426013] ? __lock_is_held+0xb5/0x140 [ 427.430088] ? __lock_acquire+0x7ec/0x4ec0 [ 427.434335] ? ___might_sleep+0x1ed/0x300 [ 427.438487] ? lock_release+0x970/0x970 [ 427.442470] ? arch_local_save_flags+0x40/0x40 [ 427.447072] ? __might_sleep+0x95/0x190 [ 427.451059] __alloc_pages_nodemask+0xa80/0xde0 [ 427.455748] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 427.460776] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 427.466576] ? kasan_check_read+0x11/0x20 [ 427.470742] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.476026] ? graph_lock+0x170/0x170 [ 427.479840] ? print_usage_bug+0xc0/0xc0 [ 427.483916] ? graph_lock+0x170/0x170 [ 427.487721] ? graph_lock+0x170/0x170 [ 427.491527] ? __do_page_cache_readahead+0x7ce/0x980 [ 427.496645] ? find_held_lock+0x36/0x1c0 [ 427.500717] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 427.506265] alloc_pages_current+0x10c/0x210 [ 427.510682] ? lock_downgrade+0x900/0x900 [ 427.514850] __page_cache_alloc+0x38f/0x5b0 [ 427.519189] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 427.524989] ? kasan_check_read+0x11/0x20 [ 427.529151] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.534443] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 427.539126] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.544675] ? check_preemption_disabled+0x48/0x200 [ 427.549708] filemap_fault+0x1594/0x25f0 [ 427.553790] ? __lock_page_or_retry+0xa00/0xa00 [ 427.558464] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 427.564261] ? kasan_check_read+0x11/0x20 [ 427.568426] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.573719] ? rcu_bh_qs+0xc0/0xc0 [ 427.577268] ? print_usage_bug+0xc0/0xc0 [ 427.581360] ? filemap_map_pages+0xdea/0x1980 [ 427.585872] ? print_usage_bug+0xc0/0xc0 [ 427.589953] ? find_get_pages_range_tag+0x1320/0x1320 [ 427.595146] ? print_usage_bug+0xc0/0xc0 [ 427.599298] ? __lock_acquire+0x7ec/0x4ec0 [ 427.603537] ? graph_lock+0x170/0x170 [ 427.607341] ? __sigqueue_free.part.27+0x7d/0xa0 [ 427.612106] ? __lock_acquire+0x7ec/0x4ec0 [ 427.616363] ? lock_acquire+0x1ed/0x520 [ 427.620343] ? ext4_filemap_fault+0x7a/0xad [ 427.624675] ? lock_release+0x970/0x970 [ 427.628652] ? arch_local_save_flags+0x40/0x40 [ 427.633242] ? mark_held_locks+0x130/0x130 [ 427.637503] ? down_read+0xb0/0x1d0 [ 427.641137] ? ext4_filemap_fault+0x7a/0xad [ 427.645474] ? __down_interruptible+0x700/0x700 [ 427.650151] ? graph_lock+0x170/0x170 [ 427.653957] ? __sigqueue_free.part.27+0x7d/0xa0 [ 427.658732] ext4_filemap_fault+0x82/0xad [ 427.662891] __do_fault+0x100/0x6b0 [ 427.666524] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.671815] ? print_bad_pte+0x6c0/0x6c0 [ 427.675896] ? pmd_val+0x88/0x100 [ 427.679354] ? add_mm_counter_fast+0xd0/0xd0 [ 427.683764] ? pmd_val+0x88/0x100 [ 427.687224] ? add_mm_counter_fast+0xd0/0xd0 [ 427.691643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.697190] __handle_mm_fault+0x3709/0x53e0 [ 427.701620] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 427.706476] ? graph_lock+0x170/0x170 [ 427.710305] ? print_usage_bug+0xc0/0xc0 [ 427.714402] ? graph_lock+0x170/0x170 [ 427.718204] ? graph_lock+0x170/0x170 [ 427.722032] ? handle_mm_fault+0x42a/0xc70 [ 427.726273] ? lock_downgrade+0x900/0x900 [ 427.730426] ? check_preemption_disabled+0x48/0x200 [ 427.735459] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 427.741255] ? kasan_check_read+0x11/0x20 [ 427.745412] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.750698] ? rcu_bh_qs+0xc0/0xc0 [ 427.754245] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 427.759705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.765256] ? check_preemption_disabled+0x48/0x200 [ 427.770292] handle_mm_fault+0x54f/0xc70 [ 427.774366] ? __handle_mm_fault+0x53e0/0x53e0 [ 427.778963] ? find_vma+0x34/0x190 [ 427.782517] __do_page_fault+0x67d/0xed0 [ 427.786592] ? mm_fault_error+0x380/0x380 [ 427.790754] ? syscall_slow_exit_work+0x520/0x520 [ 427.795615] do_page_fault+0xf2/0x7e0 [ 427.799429] ? vmalloc_sync_all+0x30/0x30 [ 427.803584] ? error_entry+0x70/0xd0 [ 427.807313] ? trace_hardirqs_off_caller+0xbb/0x300 [ 427.812333] ? trace_hardirqs_on_caller+0xc0/0x300 [ 427.817269] ? syscall_return_slowpath+0x5e0/0x5e0 [ 427.822202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.827053] ? trace_hardirqs_off+0x300/0x300 [ 427.831557] ? trace_hardirqs_off_caller+0x300/0x300 [ 427.836674] ? prepare_exit_to_usermode+0x291/0x3b0 [ 427.841702] ? page_fault+0x8/0x30 [ 427.845279] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.850134] ? page_fault+0x8/0x30 [ 427.853686] page_fault+0x1e/0x30 [ 427.857140] RIP: 0033:0x45db60 [ 427.860340] Code: Bad RIP value. [ 427.863706] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 427.869076] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 427.876350] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 427.883639] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 427.890918] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 427.898196] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 427.905502] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 427.905566] aoe: skb alloc failure [ 427.912791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.912797] Call Trace: [ 427.912804] [ 427.912826] dump_stack+0x1c4/0x2b4 [ 427.912855] ? dump_stack_print_info.cold.2+0x52/0x52 [ 427.912885] warn_alloc.cold.118+0xb7/0x1bd [ 427.916438] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.925772] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.928338] syz-fuzzer cpuset= [ 427.930496] ? lock_downgrade+0x900/0x900 [ 427.934101] / [ 427.939303] ? trace_hardirqs_off+0xb8/0x300 [ 427.943596] mems_allowed=0 [ 427.953996] ? trace_hardirqs_off+0xb8/0x300 [ 427.979600] __alloc_pages_slowpath+0x2667/0x2d80 [ 427.984509] ? warn_alloc+0x120/0x120 [ 427.988331] ? warn_alloc+0x120/0x120 [ 427.992154] ? print_usage_bug+0xc0/0xc0 [ 427.996223] ? warn_alloc+0x120/0x120 [ 428.000031] ? print_usage_bug+0xc0/0xc0 [ 428.004102] ? graph_lock+0x170/0x170 [ 428.007920] ? kvm_sched_clock_read+0x9/0x20 [ 428.012338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.017885] ? should_fail+0x22d/0xd01 [ 428.021784] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.026895] ? __lock_acquire+0x7ec/0x4ec0 [ 428.031146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.036259] ? __lock_acquire+0x7ec/0x4ec0 [ 428.040503] ? should_fail+0x22d/0xd01 [ 428.044411] ? mark_held_locks+0x130/0x130 [ 428.048661] ? mark_held_locks+0x130/0x130 [ 428.052910] ? select_task_rq_fair+0x754/0x34f0 [ 428.057593] ? lock_downgrade+0x900/0x900 [ 428.062143] ? check_preemption_disabled+0x48/0x200 [ 428.067168] ? graph_lock+0x170/0x170 [ 428.070971] ? print_usage_bug+0xc0/0xc0 [ 428.075037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.080594] ? check_preemption_disabled+0x48/0x200 [ 428.085622] ? check_preemption_disabled+0x48/0x200 [ 428.090665] ? __lock_is_held+0xb5/0x140 [ 428.094744] __alloc_pages_nodemask+0xa80/0xde0 [ 428.099423] ? graph_lock+0x170/0x170 [ 428.103234] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 428.108252] ? graph_lock+0x170/0x170 [ 428.112069] ? find_held_lock+0x36/0x1c0 [ 428.116198] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.120878] ? lock_downgrade+0x900/0x900 [ 428.125045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.130594] cache_grow_begin+0x91/0x8c0 [ 428.134668] ? do_raw_spin_unlock+0xa7/0x2f0 [ 428.139091] fallback_alloc+0x203/0x2e0 [ 428.143086] ____cache_alloc_node+0x1c7/0x1e0 [ 428.147596] kmem_cache_alloc_node+0xe3/0x730 [ 428.152106] ? ipv6_get_ifaddr+0x42e/0x620 [ 428.156368] __alloc_skb+0x119/0x770 [ 428.160088] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 428.165382] ? skb_scrub_packet+0x490/0x490 [ 428.169708] ? lock_downgrade+0x900/0x900 [ 428.173875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.179420] ? refcount_sub_and_test_checked+0x203/0x310 [ 428.184885] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 428.190348] ? addrconf_rs_timer+0x6f0/0x6f0 [ 428.194780] ndisc_alloc_skb+0x144/0x340 [ 428.198863] ndisc_send_rs+0x331/0x6e0 [ 428.202764] addrconf_rs_timer+0x3c0/0x6f0 [ 428.207013] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.211268] call_timer_fn+0x272/0x920 [ 428.215162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.219404] ? process_timeout+0x40/0x40 [ 428.223473] ? find_held_lock+0x36/0x1c0 [ 428.227549] ? __run_timers+0x7da/0xc70 [ 428.231539] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.236037] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.240535] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.244779] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 428.249371] ? trace_hardirqs_on+0xbd/0x310 [ 428.253697] ? kasan_check_read+0x11/0x20 [ 428.257858] ? __run_timers+0x7da/0xc70 [ 428.261853] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.267326] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.271572] __run_timers+0x7e5/0xc70 [ 428.275391] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 428.280768] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 428.285789] ? graph_lock+0x170/0x170 [ 428.289597] ? enqueue_hrtimer+0x1a5/0x560 [ 428.293841] ? lock_release+0x970/0x970 [ 428.297824] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 428.303042] ? find_held_lock+0x36/0x1c0 [ 428.307122] ? graph_lock+0x170/0x170 [ 428.310931] ? pvclock_read_flags+0x160/0x160 [ 428.315436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.320979] ? check_preemption_disabled+0x48/0x200 [ 428.326016] ? __lock_is_held+0xb5/0x140 [ 428.330083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.335629] ? check_preemption_disabled+0x48/0x200 [ 428.340663] run_timer_softirq+0x52/0xb0 [ 428.344730] ? rcu_read_lock_sched_held+0x108/0x120 [ 428.349753] __do_softirq+0x30b/0xad8 [ 428.353570] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 428.358683] ? pvclock_read_flags+0x160/0x160 [ 428.363181] ? lapic_next_event+0x5a/0x90 [ 428.367337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.372877] ? check_preemption_disabled+0x48/0x200 [ 428.377902] ? check_preemption_disabled+0x48/0x200 [ 428.382935] ? kvm_clock_read+0x18/0x30 [ 428.386913] ? kvm_sched_clock_read+0x9/0x20 [ 428.391327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.396877] ? check_preemption_disabled+0x48/0x200 [ 428.401915] irq_exit+0x17f/0x1c0 [ 428.405378] smp_apic_timer_interrupt+0x1cb/0x760 [ 428.410229] ? smp_reschedule_interrupt+0x109/0x650 [ 428.415254] ? smp_call_function_single_interrupt+0x650/0x650 [ 428.421145] ? interrupt_entry+0xb5/0xf0 [ 428.425213] ? trace_hardirqs_off_caller+0xbb/0x300 [ 428.430235] ? trace_hardirqs_off_caller+0xbb/0x300 [ 428.435259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.440107] ? trace_hardirqs_off+0x300/0x300 [ 428.444608] ? trace_hardirqs_off+0x300/0x300 [ 428.449115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.454657] ? check_preemption_disabled+0x48/0x200 [ 428.459696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.464557] apic_timer_interrupt+0xf/0x20 [ 428.468788] [ 428.471030] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 428.475966] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 428.494880] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 428.502598] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 428.509871] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 428.517144] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 428.524417] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 428.531687] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 428.539018] skb_clone+0x1bb/0x500 [ 428.542570] ? skb_split+0x11e0/0x11e0 [ 428.546469] ? preempt_notifier_register+0x200/0x200 [ 428.551578] ? __switch_to_asm+0x34/0x70 [ 428.555647] ? __switch_to_asm+0x34/0x70 [ 428.559725] ? lockdep_hardirqs_on+0x421/0x5c0 [ 428.564325] bpf_clone_redirect+0xb9/0x490 [ 428.568565] ? trace_hardirqs_off_caller+0x300/0x300 [ 428.573687] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 428.578718] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 428.583492] ? find_held_lock+0x36/0x1c0 [ 428.587568] ? lock_acquire+0x1ed/0x520 [ 428.591548] ? bpf_test_run+0x32e/0x5a0 [ 428.595534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.601082] ? check_preemption_disabled+0x48/0x200 [ 428.606121] ? kasan_check_read+0x11/0x20 [ 428.610276] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 428.615561] ? rcu_bh_qs+0xc0/0xc0 [ 428.619126] ? bpf_test_run+0x1c0/0x5a0 [ 428.623128] ? netlink_diag_dump+0x2a0/0x2a0 [ 428.627550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.633089] ? bpf_test_init.isra.9+0x70/0x100 [ 428.637685] ? bpf_prog_test_run_skb+0x634/0xb40 [ 428.642459] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 428.647304] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 428.652853] ? fput+0x130/0x1a0 [ 428.656146] ? __bpf_prog_get+0x9b/0x290 [ 428.660214] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 428.665058] ? bpf_prog_test_run+0x130/0x1a0 [ 428.669478] ? __x64_sys_bpf+0x3d8/0x510 [ 428.673544] ? bpf_prog_get+0x20/0x20 [ 428.677378] ? do_syscall_64+0x1b9/0x820 [ 428.681445] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 428.686817] ? syscall_return_slowpath+0x5e0/0x5e0 [ 428.691764] ? trace_hardirqs_off+0x300/0x300 [ 428.696265] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 428.701285] ? recalc_sigpending_tsk+0x180/0x180 [ 428.706044] ? kasan_check_write+0x14/0x20 [ 428.710291] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.715155] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.720544] warn_alloc_show_mem: 1 callbacks suppressed [ 428.720557] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 428.720559] Mem-Info: [ 428.720590] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 428.720590] active_file:18 inactive_file:16 isolated_file:0 [ 428.720590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 428.720590] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 428.720590] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 428.720590] free:13623 free_pcp:186 free_cma:0 [ 428.725941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.732887] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 428.735284] Call Trace: [ 428.768165] Node 0 [ 428.777526] [ 428.805225] 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 [ 428.807800] dump_stack+0x1c4/0x2b4 [ 428.810006] lowmem_reserve[]: 0 [ 428.812170] ? dump_stack_print_info.cold.2+0x52/0x52 [ 428.837654] 2815 6318 [ 428.841312] warn_alloc.cold.118+0xb7/0x1bd [ 428.844550] 6318 [ 428.849750] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.852224] Node 0 [ 428.856550] ? lock_downgrade+0x900/0x900 [ 428.858616] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 428.863441] ? trace_hardirqs_off+0xb8/0x300 [ 428.865648] lowmem_reserve[]: 0 [ 428.869830] ? trace_hardirqs_off+0xb8/0x300 [ 428.896361] 0 3503 [ 428.900813] __alloc_pages_slowpath+0x2667/0x2d80 [ 428.904047] 3503 [ 428.908497] ? warn_alloc+0x120/0x120 [ 428.910683] Node 0 [ 428.915526] ? __lock_acquire+0x7ec/0x4ec0 [ 428.917593] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 428.921369] ? warn_alloc+0x120/0x120 [ 428.923581] lowmem_reserve[]: 0 [ 428.927855] ? print_usage_bug+0xc0/0xc0 [ 428.956703] 0 [ 428.960516] ? warn_alloc+0x120/0x120 [ 428.963765] 0 0 [ 428.967851] ? print_usage_bug+0xc0/0xc0 [ 428.973437] ? mark_held_locks+0x130/0x130 [ 428.975392] Node 0 [ 428.979455] ? mark_held_locks+0x130/0x130 [ 428.983669] DMA: [ 428.985909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.990130] 1*4kB [ 428.992199] ? should_fail+0x22d/0xd01 [ 428.997720] (U) [ 428.999877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.003742] 0*8kB [ 429.005725] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.011245] 0*16kB [ 429.013397] ? __lock_acquire+0x7ec/0x4ec0 [ 429.018478] 1*32kB [ 429.020715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.024930] (U) [ 429.027175] ? should_fail+0x22d/0xd01 [ 429.032252] 2*64kB (U) [ 429.034253] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 429.038119] 1*128kB [ 429.040711] ? mark_held_locks+0x130/0x130 [ 429.046209] (U) 1*256kB [ 429.048562] ? mark_held_locks+0x130/0x130 [ 429.052780] (U) [ 429.055454] ? graph_lock+0x170/0x170 [ 429.059660] 0*512kB 1*1024kB [ 429.061658] ? graph_lock+0x170/0x170 [ 429.065429] (U) 1*2048kB [ 429.068546] ? print_usage_bug+0xc0/0xc0 [ 429.072325] (M) [ 429.075084] ? do_raw_spin_unlock+0xa7/0x2f0 [ 429.079121] 3*4096kB [ 429.081099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.085481] (M) = 15908kB [ 429.087901] ? check_preemption_disabled+0x48/0x200 [ 429.093420] Node 0 [ 429.096185] ? check_preemption_disabled+0x48/0x200 [ 429.101170] DMA32: 4*4kB [ 429.103428] ? __lock_is_held+0xb5/0x140 [ 429.108409] (UM) [ 429.111178] __alloc_pages_nodemask+0xa80/0xde0 [ 429.115226] 3*8kB [ 429.117322] ? graph_lock+0x170/0x170 [ 429.122495] (UM) [ 429.124656] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 429.128436] 1*16kB [ 429.130497] ? graph_lock+0x170/0x170 [ 429.135492] (M) [ 429.137745] ? find_held_lock+0x36/0x1c0 [ 429.141511] 2*32kB (UM) [ 429.143506] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.147532] 2*64kB (M) [ 429.150215] ? lock_downgrade+0x900/0x900 [ 429.154867] 4*128kB [ 429.157457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.161582] (UM) [ 429.163916] cache_grow_begin+0x91/0x8c0 [ 429.169425] 2*256kB (M) [ 429.171502] ? do_raw_spin_unlock+0xa7/0x2f0 [ 429.175534] 4*512kB (UM) [ 429.178229] fallback_alloc+0x203/0x2e0 [ 429.182624] 3*1024kB (M) [ 429.185405] ____cache_alloc_node+0x1c7/0x1e0 [ 429.189346] 3*2048kB (M) [ 429.192120] kmem_cache_alloc_node+0xe3/0x730 [ 429.196599] 3*4096kB [ 429.199364] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 429.203830] (M) = 24824kB [ 429.206266] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 429.211353] Node 0 [ 429.214117] __alloc_skb+0x119/0x770 [ 429.218679] Normal: [ 429.220919] ? calc_wheel_index+0x220/0x220 [ 429.224610] 2044*4kB [ 429.226941] ? skb_scrub_packet+0x490/0x490 [ 429.231238] (UMEH) 226*8kB [ 429.233670] ? vprintk_default+0x28/0x30 [ 429.237953] (UMEH) 46*16kB [ 429.240903] ? vprintk_func+0x85/0x181 [ 429.244946] (UME) [ 429.247882] ? printk+0xa7/0xcf [ 429.251741] 27*32kB (UME) [ 429.253907] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 429.257160] 10*64kB (UME) [ 429.260027] new_skb+0x26/0x1c0 [ 429.264757] 4*128kB [ 429.267603] aoecmd_cfg+0x279/0x7f0 [ 429.270867] (UM) [ 429.273196] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 429.276793] 0*256kB 2*512kB [ 429.278876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.283170] (U) [ 429.286191] ? check_preemption_disabled+0x48/0x200 [ 429.291706] 0*1024kB [ 429.293678] ? check_preemption_disabled+0x48/0x200 [ 429.298675] 0*2048kB [ 429.301094] ? __lock_is_held+0xb5/0x140 [ 429.306073] 0*4096kB = 13760kB [ 429.308502] discover_timer+0x50/0x60 [ 429.312538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 429.315725] call_timer_fn+0x272/0x920 [ 429.319508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 429.328338] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 429.332205] 413 total pagecache pages [ 429.340781] ? process_timeout+0x40/0x40 [ 429.345606] 0 pages in swap cache [ 429.349405] ? find_held_lock+0x36/0x1c0 [ 429.353444] Swap cache stats: add 0, delete 0, find 0/0 [ 429.353454] Free swap = 0kB [ 429.356916] ? mark_held_locks+0xc7/0x130 [ 429.360945] Total swap = 0kB [ 429.360955] 1965979 pages RAM [ 429.366326] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.369317] 0 pages HighMem/MovableOnly [ 429.369327] 343323 pages reserved [ 429.373480] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.376478] 0 pages cma reserved [ 429.379584] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 429.384146] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 429.388031] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 429.392132] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.395969] ? trace_hardirqs_on+0xbd/0x310 [ 429.399316] syz-executor3 cpuset= [ 429.404157] ? kasan_check_read+0x11/0x20 [ 429.410629] syz3 [ 429.415227] ? __run_timers+0x7da/0xc70 [ 429.425695] mems_allowed=0 [ 429.430021] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 429.451901] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 429.456756] __run_timers+0x7e5/0xc70 [ 429.460578] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 429.465961] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 429.470988] ? graph_lock+0x170/0x170 [ 429.474801] ? print_usage_bug+0xc0/0xc0 [ 429.478875] ? lock_release+0x970/0x970 [ 429.482863] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 429.488069] ? find_held_lock+0x36/0x1c0 [ 429.492146] ? graph_lock+0x170/0x170 [ 429.495960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.501518] ? check_preemption_disabled+0x48/0x200 [ 429.506554] ? __lock_is_held+0xb5/0x140 [ 429.510632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.516179] ? check_preemption_disabled+0x48/0x200 [ 429.521216] run_timer_softirq+0x52/0xb0 [ 429.525284] ? rcu_read_lock_sched_held+0x108/0x120 [ 429.530307] __do_softirq+0x30b/0xad8 [ 429.534126] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 429.539245] ? pvclock_read_flags+0x160/0x160 [ 429.543745] ? lapic_next_event+0x5a/0x90 [ 429.547901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.553452] ? check_preemption_disabled+0x48/0x200 [ 429.558482] ? check_preemption_disabled+0x48/0x200 [ 429.563515] ? kvm_clock_read+0x18/0x30 [ 429.567498] ? kvm_sched_clock_read+0x9/0x20 [ 429.571915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.577461] ? check_preemption_disabled+0x48/0x200 [ 429.582496] irq_exit+0x17f/0x1c0 [ 429.585964] smp_apic_timer_interrupt+0x1cb/0x760 [ 429.590849] ? smp_reschedule_interrupt+0x109/0x650 [ 429.595877] ? smp_call_function_single_interrupt+0x650/0x650 [ 429.601771] ? interrupt_entry+0xb5/0xf0 [ 429.605849] ? trace_hardirqs_off_caller+0xbb/0x300 [ 429.610869] ? trace_hardirqs_off_caller+0xbb/0x300 [ 429.615896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.620743] ? trace_hardirqs_off+0x300/0x300 [ 429.625238] ? trace_hardirqs_off+0x300/0x300 [ 429.629738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.635277] ? check_preemption_disabled+0x48/0x200 [ 429.640297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.646826] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.651709] apic_timer_interrupt+0xf/0x20 [ 429.655945] [ 429.658190] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 429.663906] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 429.682830] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 429.690563] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 429.697841] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 429.705112] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 429.712387] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 429.719660] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 429.726978] cgroup_file_notify+0x226/0x2f0 [ 429.731314] ? cgroup_procs_write_finish+0xf0/0xf0 [ 429.736247] ? print_usage_bug+0xc0/0xc0 [ 429.740321] ? find_held_lock+0x36/0x1c0 [ 429.744393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.749951] shrink_node+0x5e1/0x16b0 [ 429.753765] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 429.759085] ? shrink_node_memcg+0x18e0/0x18e0 [ 429.763685] ? kvm_clock_read+0x18/0x30 [ 429.767668] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.772698] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 429.777197] ? kasan_check_write+0x14/0x20 [ 429.781438] ? do_raw_spin_lock+0xc1/0x200 [ 429.785679] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.791225] ? __cpuset_node_allowed+0x19b/0x660 [ 429.795989] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 429.801709] ? delayacct_end+0x5a/0x100 [ 429.805698] do_try_to_free_pages+0x3e7/0x1290 [ 429.810310] ? shrink_node+0x16b0/0x16b0 [ 429.814379] ? __lock_is_held+0xb5/0x140 [ 429.818464] try_to_free_pages+0x4d0/0xb90 [ 429.822711] ? do_try_to_free_pages+0x1290/0x1290 [ 429.827556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.833116] ? lock_acquire+0x1ed/0x520 [ 429.837104] ? set_page_refcounted+0x280/0x280 [ 429.841708] ? lock_release+0x970/0x970 [ 429.845702] ? ___might_sleep+0x1ed/0x300 [ 429.849871] ? arch_local_save_flags+0x40/0x40 [ 429.854477] __alloc_pages_slowpath+0x993/0x2d80 [ 429.859273] ? warn_alloc+0x120/0x120 [ 429.863079] ? __radix_tree_lookup+0x4c0/0x4c0 [ 429.867682] ? find_get_entry+0x2f2/0xc40 [ 429.871857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.877443] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 429.882385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.888022] ? should_fail+0x22d/0xd01 [ 429.891925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.897041] ? __lock_is_held+0xb5/0x140 [ 429.901142] ? __lock_is_held+0xb5/0x140 [ 429.905220] ? __lock_acquire+0x7ec/0x4ec0 [ 429.909468] ? ___might_sleep+0x1ed/0x300 [ 429.913626] ? lock_release+0x970/0x970 [ 429.917619] ? arch_local_save_flags+0x40/0x40 [ 429.922231] ? __might_sleep+0x95/0x190 [ 429.926227] __alloc_pages_nodemask+0xa80/0xde0 [ 429.930920] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 429.935957] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 429.941760] ? kasan_check_read+0x11/0x20 [ 429.945918] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 429.951203] ? graph_lock+0x170/0x170 [ 429.955015] ? print_usage_bug+0xc0/0xc0 [ 429.959085] ? graph_lock+0x170/0x170 [ 429.962893] ? graph_lock+0x170/0x170 [ 429.966698] ? __do_page_cache_readahead+0x7ce/0x980 [ 429.971816] ? find_held_lock+0x36/0x1c0 [ 429.975898] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 429.981450] alloc_pages_current+0x10c/0x210 [ 429.985870] ? lock_downgrade+0x900/0x900 [ 429.990030] __page_cache_alloc+0x38f/0x5b0 [ 429.994451] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 430.000358] ? kasan_check_read+0x11/0x20 [ 430.004931] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.010229] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 430.014905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.020453] ? check_preemption_disabled+0x48/0x200 [ 430.025483] filemap_fault+0x1594/0x25f0 [ 430.029570] ? __lock_page_or_retry+0xa00/0xa00 [ 430.034249] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 430.040049] ? kasan_check_read+0x11/0x20 [ 430.044207] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.049493] ? rcu_bh_qs+0xc0/0xc0 [ 430.053047] ? print_usage_bug+0xc0/0xc0 [ 430.057468] ? filemap_map_pages+0xdea/0x1980 [ 430.062469] ? print_usage_bug+0xc0/0xc0 [ 430.066544] ? find_get_pages_range_tag+0x1320/0x1320 [ 430.071738] ? print_usage_bug+0xc0/0xc0 [ 430.075803] ? __lock_acquire+0x7ec/0x4ec0 [ 430.080051] ? graph_lock+0x170/0x170 [ 430.083865] ? __sigqueue_free.part.27+0x7d/0xa0 [ 430.088636] ? __lock_acquire+0x7ec/0x4ec0 [ 430.092893] ? lock_acquire+0x1ed/0x520 [ 430.096874] ? ext4_filemap_fault+0x7a/0xad [ 430.101209] ? lock_release+0x970/0x970 [ 430.105190] ? arch_local_save_flags+0x40/0x40 [ 430.109782] ? mark_held_locks+0x130/0x130 [ 430.114034] ? down_read+0xb0/0x1d0 [ 430.117669] ? ext4_filemap_fault+0x7a/0xad [ 430.122016] ? __down_interruptible+0x700/0x700 [ 430.126692] ? graph_lock+0x170/0x170 [ 430.130498] ? __sigqueue_free.part.27+0x7d/0xa0 [ 430.135275] ext4_filemap_fault+0x82/0xad [ 430.139437] __do_fault+0x100/0x6b0 [ 430.143069] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.148358] ? print_bad_pte+0x6c0/0x6c0 [ 430.152432] ? pmd_val+0x88/0x100 [ 430.155891] ? add_mm_counter_fast+0xd0/0xd0 [ 430.160303] ? pmd_val+0x88/0x100 [ 430.163760] ? add_mm_counter_fast+0xd0/0xd0 [ 430.168178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.173727] __handle_mm_fault+0x3709/0x53e0 [ 430.178153] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 430.183002] ? graph_lock+0x170/0x170 [ 430.186808] ? print_usage_bug+0xc0/0xc0 [ 430.190890] ? graph_lock+0x170/0x170 [ 430.194694] ? graph_lock+0x170/0x170 [ 430.198520] ? handle_mm_fault+0x42a/0xc70 [ 430.202762] ? lock_downgrade+0x900/0x900 [ 430.206913] ? check_preemption_disabled+0x48/0x200 [ 430.211944] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 430.217741] ? kasan_check_read+0x11/0x20 [ 430.221911] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.227195] ? rcu_bh_qs+0xc0/0xc0 [ 430.230743] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.236202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.241746] ? check_preemption_disabled+0x48/0x200 [ 430.246779] handle_mm_fault+0x54f/0xc70 [ 430.250859] ? __handle_mm_fault+0x53e0/0x53e0 [ 430.255448] ? find_vma+0x34/0x190 [ 430.259000] __do_page_fault+0x67d/0xed0 [ 430.263074] ? mm_fault_error+0x380/0x380 [ 430.267235] ? syscall_slow_exit_work+0x520/0x520 [ 430.272088] do_page_fault+0xf2/0x7e0 [ 430.275897] ? vmalloc_sync_all+0x30/0x30 [ 430.280050] ? error_entry+0x70/0xd0 [ 430.283770] ? trace_hardirqs_off_caller+0xbb/0x300 [ 430.288788] ? trace_hardirqs_on_caller+0xc0/0x300 [ 430.293719] ? syscall_return_slowpath+0x5e0/0x5e0 [ 430.298652] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.303497] ? trace_hardirqs_off+0x300/0x300 [ 430.308000] ? trace_hardirqs_off_caller+0x300/0x300 [ 430.313117] ? prepare_exit_to_usermode+0x291/0x3b0 [ 430.318146] ? page_fault+0x8/0x30 [ 430.321699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.326552] ? page_fault+0x8/0x30 [ 430.330100] page_fault+0x1e/0x30 [ 430.333558] RIP: 0033:0x45db60 [ 430.336756] Code: Bad RIP value. [ 430.340119] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 430.345488] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 430.352761] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 430.360035] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 430.367303] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 430.374572] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 430.381884] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 430.381949] aoe: skb alloc failure [ 430.389169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.389180] Call Trace: [ 430.392788] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.402054] [ 430.404634] syz-fuzzer cpuset= [ 430.414865] dump_stack+0x1c4/0x2b4 [ 430.416997] / [ 430.420189] ? dump_stack_print_info.cold.2+0x52/0x52 [ 430.423797] mems_allowed=0 [ 430.425527] warn_alloc.cold.118+0xb7/0x1bd [ 430.437928] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.442784] ? lock_downgrade+0x900/0x900 [ 430.446944] ? trace_hardirqs_off+0xb8/0x300 [ 430.451370] ? trace_hardirqs_off+0xb8/0x300 [ 430.455792] __alloc_pages_slowpath+0x2667/0x2d80 [ 430.460677] ? warn_alloc+0x120/0x120 [ 430.464491] ? warn_alloc+0x120/0x120 [ 430.468304] ? print_usage_bug+0xc0/0xc0 [ 430.472371] ? warn_alloc+0x120/0x120 [ 430.476172] ? lock_downgrade+0x900/0x900 [ 430.480324] ? print_usage_bug+0xc0/0xc0 [ 430.484394] ? kasan_check_read+0x11/0x20 [ 430.488545] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.494088] ? should_fail+0x22d/0xd01 [ 430.497987] ? rcu_bh_qs+0xc0/0xc0 [ 430.501536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.506645] ? __lock_acquire+0x7ec/0x4ec0 [ 430.510893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.515996] ? __lock_acquire+0x7ec/0x4ec0 [ 430.520236] ? should_fail+0x22d/0xd01 [ 430.524146] ? mark_held_locks+0x130/0x130 [ 430.528391] ? mark_held_locks+0x130/0x130 [ 430.532635] ? try_to_wake_up+0x10a/0x12f0 [ 430.536875] ? graph_lock+0x170/0x170 [ 430.540685] ? print_usage_bug+0xc0/0xc0 [ 430.544754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.550297] ? check_preemption_disabled+0x48/0x200 [ 430.555315] ? check_preemption_disabled+0x48/0x200 [ 430.560355] ? __lock_is_held+0xb5/0x140 [ 430.564431] __alloc_pages_nodemask+0xa80/0xde0 [ 430.569105] ? graph_lock+0x170/0x170 [ 430.572925] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 430.577943] ? graph_lock+0x170/0x170 [ 430.581761] ? find_held_lock+0x36/0x1c0 [ 430.585851] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.590530] ? lock_downgrade+0x900/0x900 [ 430.594694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.600243] cache_grow_begin+0x91/0x8c0 [ 430.604313] ? do_raw_spin_unlock+0xa7/0x2f0 [ 430.608739] fallback_alloc+0x203/0x2e0 [ 430.612728] ____cache_alloc_node+0x1c7/0x1e0 [ 430.617233] kmem_cache_alloc_node+0xe3/0x730 [ 430.621735] ? ipv6_get_ifaddr+0x42e/0x620 [ 430.625987] __alloc_skb+0x119/0x770 [ 430.629706] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.634990] ? skb_scrub_packet+0x490/0x490 [ 430.639316] ? lock_downgrade+0x900/0x900 [ 430.643477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.649021] ? refcount_sub_and_test_checked+0x203/0x310 [ 430.654481] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 430.659937] ? addrconf_rs_timer+0x6f0/0x6f0 [ 430.664371] ndisc_alloc_skb+0x144/0x340 [ 430.668447] ndisc_send_rs+0x331/0x6e0 [ 430.672349] addrconf_rs_timer+0x3c0/0x6f0 [ 430.676599] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.680861] call_timer_fn+0x272/0x920 [ 430.684753] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.689002] ? process_timeout+0x40/0x40 [ 430.693065] ? find_held_lock+0x36/0x1c0 [ 430.697147] ? __run_timers+0x7da/0xc70 [ 430.701134] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.705635] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.710136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.714379] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 430.718967] ? trace_hardirqs_on+0xbd/0x310 [ 430.723287] ? kasan_check_read+0x11/0x20 [ 430.727438] ? __run_timers+0x7da/0xc70 [ 430.731503] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.736996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.741237] __run_timers+0x7e5/0xc70 [ 430.745060] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 430.750429] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.755453] ? graph_lock+0x170/0x170 [ 430.759262] ? enqueue_hrtimer+0x1a5/0x560 [ 430.763497] ? lock_release+0x970/0x970 [ 430.767478] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.772680] ? find_held_lock+0x36/0x1c0 [ 430.776750] ? graph_lock+0x170/0x170 [ 430.780558] ? pvclock_read_flags+0x160/0x160 [ 430.785059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.790601] ? check_preemption_disabled+0x48/0x200 [ 430.795634] ? __lock_is_held+0xb5/0x140 [ 430.799725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.805268] ? check_preemption_disabled+0x48/0x200 [ 430.810303] run_timer_softirq+0x52/0xb0 [ 430.814371] ? rcu_read_lock_sched_held+0x108/0x120 [ 430.819394] __do_softirq+0x30b/0xad8 [ 430.823211] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 430.828323] ? pvclock_read_flags+0x160/0x160 [ 430.832824] ? lapic_next_event+0x5a/0x90 [ 430.836986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.842528] ? check_preemption_disabled+0x48/0x200 [ 430.847547] ? check_preemption_disabled+0x48/0x200 [ 430.852577] ? kvm_clock_read+0x18/0x30 [ 430.856559] ? kvm_sched_clock_read+0x9/0x20 [ 430.860975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.866514] ? check_preemption_disabled+0x48/0x200 [ 430.871550] irq_exit+0x17f/0x1c0 [ 430.875012] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.879870] ? smp_reschedule_interrupt+0x109/0x650 [ 430.884893] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.890781] ? interrupt_entry+0xb5/0xf0 [ 430.894856] ? trace_hardirqs_off_caller+0xbb/0x300 [ 430.899875] ? trace_hardirqs_off_caller+0xbb/0x300 [ 430.904898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.909747] ? trace_hardirqs_off+0x300/0x300 [ 430.914244] ? trace_hardirqs_off+0x300/0x300 [ 430.918748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.924294] ? check_preemption_disabled+0x48/0x200 [ 430.929327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.934194] apic_timer_interrupt+0xf/0x20 [ 430.938431] [ 430.940681] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 430.945624] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 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 b2 73 [ 430.965043] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 430.972771] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 430.980057] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282 [ 430.987346] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000 [ 430.994632] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 431.001916] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 [ 431.009250] skb_clone+0x1bb/0x500 [ 431.012801] ? skb_split+0x11e0/0x11e0 [ 431.016706] ? preempt_notifier_register+0x200/0x200 [ 431.021819] ? __switch_to_asm+0x34/0x70 [ 431.025901] ? __switch_to_asm+0x34/0x70 [ 431.029983] ? lockdep_hardirqs_on+0x421/0x5c0 [ 431.034588] bpf_clone_redirect+0xb9/0x490 [ 431.038840] ? trace_hardirqs_off_caller+0x300/0x300 [ 431.043968] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 431.048998] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 431.053829] ? find_held_lock+0x36/0x1c0 [ 431.057918] ? lock_acquire+0x1ed/0x520 [ 431.061895] ? bpf_test_run+0x32e/0x5a0 [ 431.065875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.071419] ? check_preemption_disabled+0x48/0x200 [ 431.076446] ? kasan_check_read+0x11/0x20 [ 431.080603] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 431.085892] ? rcu_bh_qs+0xc0/0xc0 [ 431.089452] ? bpf_test_run+0x1c0/0x5a0 [ 431.093444] ? netlink_diag_dump+0x2a0/0x2a0 [ 431.097876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.103415] ? bpf_test_init.isra.9+0x70/0x100 [ 431.108012] ? bpf_prog_test_run_skb+0x634/0xb40 [ 431.112781] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 431.117627] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 431.123166] ? fput+0x130/0x1a0 [ 431.126453] ? __bpf_prog_get+0x9b/0x290 [ 431.131150] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 431.135993] ? bpf_prog_test_run+0x130/0x1a0 [ 431.140412] ? __x64_sys_bpf+0x3d8/0x510 [ 431.144478] ? bpf_prog_get+0x20/0x20 [ 431.148303] ? do_syscall_64+0x1b9/0x820 [ 431.152392] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 431.157765] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.162702] ? trace_hardirqs_off+0x300/0x300 [ 431.167201] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 431.172222] ? recalc_sigpending_tsk+0x180/0x180 [ 431.176983] ? kasan_check_write+0x14/0x20 [ 431.181229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.186085] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.191478] warn_alloc_show_mem: 1 callbacks suppressed [ 431.191491] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 431.191493] Mem-Info: [ 431.191525] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 431.191525] active_file:18 inactive_file:16 isolated_file:0 [ 431.191525] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.191525] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 431.191525] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 431.191525] free:13623 free_pcp:186 free_cma:0 [ 431.196865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.196875] Call Trace: [ 431.203817] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.206218] [ 431.239101] Node 0 [ 431.248474] dump_stack+0x1c4/0x2b4 [ 431.251066] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.278721] ? dump_stack_print_info.cold.2+0x52/0x52 [ 431.280855] lowmem_reserve[]: [ 431.283105] warn_alloc.cold.118+0xb7/0x1bd [ 431.286702] 0 [ 431.312212] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.317378] 2815 6318 [ 431.320501] ? lock_downgrade+0x900/0x900 [ 431.324792] 6318 [ 431.326620] ? trace_hardirqs_off+0xb8/0x300 [ 431.331426] Node 0 [ 431.333926] ? trace_hardirqs_off+0xb8/0x300 [ 431.338086] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.340134] __alloc_pages_slowpath+0x2667/0x2d80 [ 431.344513] lowmem_reserve[]: 0 [ 431.346791] ? warn_alloc+0x120/0x120 [ 431.351144] 0 3503 [ 431.377715] ? warn_alloc+0x120/0x120 [ 431.382536] 3503 [ 431.385816] ? print_usage_bug+0xc0/0xc0 [ 431.391842] ? warn_alloc+0x120/0x120 [ 431.395618] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 431.397690] ? print_usage_bug+0xc0/0xc0 [ 431.401722] lowmem_reserve[]: 0 [ 431.405535] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 431.434493] 0 0 [ 431.438616] ? ktime_get+0x2e1/0x440 [ 431.441876] 0 [ 431.446895] ? check_preemption_disabled+0x48/0x200 [ 431.452580] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.454358] Node 0 [ 431.459374] ? should_fail+0x22d/0xd01 [ 431.464892] DMA: [ 431.467126] ? kasan_check_read+0x11/0x20 [ 431.467147] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 431.471013] 1*4kB [ 431.473077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.477194] (U) 0*8kB [ 431.482487] ? __lock_acquire+0x7ec/0x4ec0 [ 431.484622] 0*16kB [ 431.489725] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.492194] 1*32kB (U) [ 431.496440] ? should_fail+0x22d/0xd01 [ 431.498657] 2*64kB [ 431.503767] ? mark_held_locks+0x130/0x130 [ 431.506323] (U) [ 431.510213] ? mark_held_locks+0x130/0x130 [ 431.512423] 1*128kB (U) [ 431.516677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.518631] 1*256kB [ 431.522883] ? graph_lock+0x170/0x170 [ 431.525523] (U) [ 431.531064] ? mark_held_locks+0xc7/0x130 [ 431.531085] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 431.533392] 0*512kB [ 431.537207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.539149] 1*1024kB (U) [ 431.543317] ? check_preemption_disabled+0x48/0x200 [ 431.548314] 1*2048kB [ 431.550653] ? check_preemption_disabled+0x48/0x200 [ 431.556155] (M) 3*4096kB [ 431.558944] ? __lock_is_held+0xb5/0x140 [ 431.563921] (M) = 15908kB [ 431.566360] __alloc_pages_nodemask+0xa80/0xde0 [ 431.571364] Node 0 [ 431.574121] ? graph_lock+0x170/0x170 [ 431.578169] DMA32: [ 431.580931] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 431.585573] 4*4kB [ 431.587809] ? graph_lock+0x170/0x170 [ 431.591579] (UM) 3*8kB [ 431.593852] ? find_held_lock+0x36/0x1c0 [ 431.598826] (UM) 1*16kB [ 431.601006] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.604773] (M) 2*32kB [ 431.607380] ? lock_downgrade+0x900/0x900 [ 431.611416] (UM) [ 431.614096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.618731] 2*64kB (M) [ 431.621334] cache_grow_begin+0x91/0x8c0 [ 431.625448] 4*128kB (UM) [ 431.627522] ? do_raw_spin_unlock+0xa7/0x2f0 [ 431.633035] 2*256kB (M) [ 431.635646] fallback_alloc+0x203/0x2e0 [ 431.639693] 4*512kB [ 431.642453] ____cache_alloc_node+0x1c7/0x1e0 [ 431.646846] (UM) [ 431.649523] kmem_cache_alloc_node+0xe3/0x730 [ 431.653465] 3*1024kB (M) [ 431.655807] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 431.660277] 3*2048kB (M) [ 431.662354] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 431.666819] 3*4096kB (M) [ 431.669599] __alloc_skb+0x119/0x770 [ 431.674666] = 24824kB [ 431.674676] Node 0 [ 431.677442] ? calc_wheel_index+0x220/0x220 [ 431.682003] Normal: [ 431.684763] ? skb_scrub_packet+0x490/0x490 [ 431.688459] 2044*4kB [ 431.690882] ? vprintk_default+0x28/0x30 [ 431.693084] (UMEH) 226*8kB [ 431.697415] ? vprintk_func+0x85/0x181 [ 431.699809] (UMEH) [ 431.704140] ? printk+0xa7/0xcf [ 431.706531] 46*16kB [ 431.710594] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 431.713500] (UME) [ 431.717391] new_skb+0x26/0x1c0 [ 431.719603] 27*32kB [ 431.722884] aoecmd_cfg+0x279/0x7f0 [ 431.725187] (UME) [ 431.729947] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 431.732073] 10*64kB (UME) [ 431.735370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.737667] 4*128kB (UM) [ 431.741306] ? check_preemption_disabled+0x48/0x200 [ 431.743436] 0*256kB [ 431.747754] ? check_preemption_disabled+0x48/0x200 [ 431.750572] 2*512kB (U) [ 431.756134] ? __lock_is_held+0xb5/0x140 [ 431.758869] 0*1024kB [ 431.763896] discover_timer+0x50/0x60 [ 431.766184] 0*2048kB 0*4096kB [ 431.771214] call_timer_fn+0x272/0x920 [ 431.773861] = 13760kB [ 431.773876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 431.777942] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 431.780350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 431.780360] 413 total pagecache pages [ 431.784163] ? process_timeout+0x40/0x40 [ 431.787339] 0 pages in swap cache [ 431.791223] ? find_held_lock+0x36/0x1c0 [ 431.793627] Swap cache stats: add 0, delete 0, find 0/0 [ 431.802465] ? mark_held_locks+0xc7/0x130 [ 431.807283] Free swap = 0kB [ 431.815868] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.819650] Total swap = 0kB [ 431.823712] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.827145] 1965979 pages RAM [ 431.831201] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 431.831219] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 431.836559] 0 pages HighMem/MovableOnly [ 431.836569] 343323 pages reserved [ 431.840718] ? trace_hardirqs_on+0xbd/0x310 [ 431.843714] 0 pages cma reserved [ 431.848207] ? kasan_check_read+0x11/0x20 [ 431.851268] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 431.855697] ? __run_timers+0x7da/0xc70 [ 431.859364] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 431.863629] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.863662] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 431.868423] kworker/0:7 cpuset= [ 431.872400] __run_timers+0x7e5/0xc70 [ 431.872431] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 431.876063] / [ 431.880316] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 431.880338] ? graph_lock+0x170/0x170 [ 431.880359] ? print_usage_bug+0xc0/0xc0 [ 431.880378] ? lock_release+0x970/0x970 [ 431.880395] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 431.880417] ? find_held_lock+0x36/0x1c0 [ 431.880437] ? graph_lock+0x170/0x170 [ 431.883932] mems_allowed=0 [ 431.888084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.971465] ? check_preemption_disabled+0x48/0x200 [ 431.976506] ? __lock_is_held+0xb5/0x140 [ 431.980578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.986127] ? check_preemption_disabled+0x48/0x200 [ 431.991164] run_timer_softirq+0x52/0xb0 [ 431.995233] ? rcu_read_lock_sched_held+0x108/0x120 [ 432.000257] __do_softirq+0x30b/0xad8 [ 432.004077] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 432.009192] ? pvclock_read_flags+0x160/0x160 [ 432.013692] ? lapic_next_event+0x5a/0x90 [ 432.017856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.023399] ? check_preemption_disabled+0x48/0x200 [ 432.028416] ? check_preemption_disabled+0x48/0x200 [ 432.033446] ? kvm_clock_read+0x18/0x30 [ 432.037424] ? kvm_sched_clock_read+0x9/0x20 [ 432.041855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.047399] ? check_preemption_disabled+0x48/0x200 [ 432.052433] irq_exit+0x17f/0x1c0 [ 432.055899] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.061254] ? smp_reschedule_interrupt+0x109/0x650 [ 432.066281] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.072171] ? interrupt_entry+0xb5/0xf0 [ 432.076242] ? trace_hardirqs_off_caller+0xbb/0x300 [ 432.081260] ? trace_hardirqs_off_caller+0xbb/0x300 [ 432.086283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.091133] ? trace_hardirqs_off+0x300/0x300 [ 432.095635] ? trace_hardirqs_off+0x300/0x300 [ 432.100137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.105690] ? check_preemption_disabled+0x48/0x200 [ 432.110713] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.116268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.121134] apic_timer_interrupt+0xf/0x20 [ 432.125374] [ 432.127622] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 432.133342] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 432.152342] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 432.160065] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 432.167337] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 432.174608] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 432.181887] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 432.189159] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 432.196474] cgroup_file_notify+0x226/0x2f0 [ 432.200807] ? cgroup_procs_write_finish+0xf0/0xf0 [ 432.205752] ? print_usage_bug+0xc0/0xc0 [ 432.209826] ? find_held_lock+0x36/0x1c0 [ 432.213906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.219473] shrink_node+0x5e1/0x16b0 [ 432.223282] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 432.228592] ? shrink_node_memcg+0x18e0/0x18e0 [ 432.233214] ? kvm_clock_read+0x18/0x30 [ 432.237199] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 432.242234] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 432.246731] ? kasan_check_write+0x14/0x20 [ 432.250975] ? do_raw_spin_lock+0xc1/0x200 [ 432.255219] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.260766] ? __cpuset_node_allowed+0x19b/0x660 [ 432.265534] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 432.271252] ? delayacct_end+0x5a/0x100 [ 432.275247] do_try_to_free_pages+0x3e7/0x1290 [ 432.279870] ? shrink_node+0x16b0/0x16b0 [ 432.283943] ? __lock_is_held+0xb5/0x140 [ 432.288029] try_to_free_pages+0x4d0/0xb90 [ 432.292276] ? do_try_to_free_pages+0x1290/0x1290 [ 432.297123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.302679] ? lock_acquire+0x1ed/0x520 [ 432.306661] ? set_page_refcounted+0x280/0x280 [ 432.311260] ? lock_release+0x970/0x970 [ 432.315248] ? ___might_sleep+0x1ed/0x300 [ 432.319410] ? arch_local_save_flags+0x40/0x40 [ 432.324016] __alloc_pages_slowpath+0x993/0x2d80 [ 432.328816] ? warn_alloc+0x120/0x120 [ 432.332636] ? __radix_tree_lookup+0x4c0/0x4c0 [ 432.337239] ? find_get_entry+0x2f2/0xc40 [ 432.341403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.346950] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 432.351886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.357428] ? should_fail+0x22d/0xd01 [ 432.361327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.366449] ? __lock_is_held+0xb5/0x140 [ 432.370549] ? __lock_is_held+0xb5/0x140 [ 432.374630] ? __lock_acquire+0x7ec/0x4ec0 [ 432.378881] ? ___might_sleep+0x1ed/0x300 [ 432.383034] ? lock_release+0x970/0x970 [ 432.387018] ? arch_local_save_flags+0x40/0x40 [ 432.391624] ? __might_sleep+0x95/0x190 [ 432.395617] __alloc_pages_nodemask+0xa80/0xde0 [ 432.400304] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 432.405326] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 432.411130] ? kasan_check_read+0x11/0x20 [ 432.415293] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.420584] ? graph_lock+0x170/0x170 [ 432.424402] ? print_usage_bug+0xc0/0xc0 [ 432.428473] ? graph_lock+0x170/0x170 [ 432.432291] ? graph_lock+0x170/0x170 [ 432.436099] ? __do_page_cache_readahead+0x7ce/0x980 [ 432.441214] ? find_held_lock+0x36/0x1c0 [ 432.445288] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 432.450852] alloc_pages_current+0x10c/0x210 [ 432.455265] ? lock_downgrade+0x900/0x900 [ 432.459429] __page_cache_alloc+0x38f/0x5b0 [ 432.463756] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 432.469558] ? kasan_check_read+0x11/0x20 [ 432.473712] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.478998] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 432.483677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.489219] ? check_preemption_disabled+0x48/0x200 [ 432.494251] filemap_fault+0x1594/0x25f0 [ 432.498332] ? __lock_page_or_retry+0xa00/0xa00 [ 432.503005] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 432.508804] ? kasan_check_read+0x11/0x20 [ 432.512968] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.518252] ? rcu_bh_qs+0xc0/0xc0 [ 432.521805] ? print_usage_bug+0xc0/0xc0 [ 432.525888] ? filemap_map_pages+0xdea/0x1980 [ 432.530397] ? print_usage_bug+0xc0/0xc0 [ 432.534472] ? find_get_pages_range_tag+0x1320/0x1320 [ 432.539671] ? print_usage_bug+0xc0/0xc0 [ 432.543735] ? __lock_acquire+0x7ec/0x4ec0 [ 432.547975] ? graph_lock+0x170/0x170 [ 432.551780] ? __sigqueue_free.part.27+0x7d/0xa0 [ 432.556548] ? __lock_acquire+0x7ec/0x4ec0 [ 432.560808] ? lock_acquire+0x1ed/0x520 [ 432.564796] ? ext4_filemap_fault+0x7a/0xad [ 432.569129] ? lock_release+0x970/0x970 [ 432.573112] ? arch_local_save_flags+0x40/0x40 [ 432.577704] ? mark_held_locks+0x130/0x130 [ 432.581963] ? down_read+0xb0/0x1d0 [ 432.585602] ? ext4_filemap_fault+0x7a/0xad [ 432.589937] ? __down_interruptible+0x700/0x700 [ 432.594619] ? graph_lock+0x170/0x170 [ 432.598428] ? __sigqueue_free.part.27+0x7d/0xa0 [ 432.603204] ext4_filemap_fault+0x82/0xad [ 432.607365] __do_fault+0x100/0x6b0 [ 432.611004] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.616297] ? print_bad_pte+0x6c0/0x6c0 [ 432.620378] ? pmd_val+0x88/0x100 [ 432.623843] ? add_mm_counter_fast+0xd0/0xd0 [ 432.628254] ? pmd_val+0x88/0x100 [ 432.631713] ? add_mm_counter_fast+0xd0/0xd0 [ 432.636135] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.641690] __handle_mm_fault+0x3709/0x53e0 [ 432.646119] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 432.650970] ? graph_lock+0x170/0x170 [ 432.654776] ? print_usage_bug+0xc0/0xc0 [ 432.658856] ? graph_lock+0x170/0x170 [ 432.662665] ? graph_lock+0x170/0x170 [ 432.666498] ? handle_mm_fault+0x42a/0xc70 [ 432.670740] ? lock_downgrade+0x900/0x900 [ 432.674893] ? check_preemption_disabled+0x48/0x200 [ 432.679921] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 432.685719] ? kasan_check_read+0x11/0x20 [ 432.689880] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.695166] ? rcu_bh_qs+0xc0/0xc0 [ 432.698708] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 432.704162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.709711] ? check_preemption_disabled+0x48/0x200 [ 432.714745] handle_mm_fault+0x54f/0xc70 [ 432.718818] ? __handle_mm_fault+0x53e0/0x53e0 [ 432.723420] ? find_vma+0x34/0x190 [ 432.726972] __do_page_fault+0x67d/0xed0 [ 432.731052] ? mm_fault_error+0x380/0x380 [ 432.735214] ? syscall_slow_exit_work+0x520/0x520 [ 432.740069] do_page_fault+0xf2/0x7e0 [ 432.743883] ? vmalloc_sync_all+0x30/0x30 [ 432.748037] ? error_entry+0x70/0xd0 [ 432.751759] ? trace_hardirqs_off_caller+0xbb/0x300 [ 432.757108] ? trace_hardirqs_on_caller+0xc0/0x300 [ 432.762048] ? syscall_return_slowpath+0x5e0/0x5e0 [ 432.766988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.771849] ? trace_hardirqs_off+0x300/0x300 [ 432.776349] ? trace_hardirqs_off_caller+0x300/0x300 [ 432.781465] ? prepare_exit_to_usermode+0x291/0x3b0 [ 432.786490] ? page_fault+0x8/0x30 [ 432.790038] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.794888] ? page_fault+0x8/0x30 [ 432.798440] page_fault+0x1e/0x30 [ 432.801897] RIP: 0033:0x45db60 [ 432.805099] Code: Bad RIP value. [ 432.808470] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 432.813846] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 432.821123] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 432.828397] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 432.835671] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 432.842946] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 432.850261] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95 [ 432.850326] aoe: skb alloc failure [ 432.857376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.857400] Workqueue: events_long br_fdb_cleanup [ 432.857408] Call Trace: [ 432.857429] dump_stack+0x1c4/0x2b4 [ 432.857449] ? dump_stack_print_info.cold.2+0x52/0x52 [ 432.861050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.870364] warn_alloc.cold.118+0xb7/0x1bd [ 432.875180] syz-fuzzer cpuset= [ 432.877773] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.881377] / [ 432.886572] ? lock_downgrade+0x900/0x900 [ 432.896783] mems_allowed=0 [ 432.901117] ? trace_hardirqs_off+0xb8/0x300 [ 432.922305] ? trace_hardirqs_off+0xb8/0x300 [ 432.926732] __alloc_pages_slowpath+0x2667/0x2d80 [ 432.931617] ? warn_alloc+0x120/0x120 [ 432.935434] ? warn_alloc+0x120/0x120 [ 432.939246] ? print_usage_bug+0xc0/0xc0 [ 432.943308] ? lockdep_on+0x50/0x50 [ 432.946945] ? lock_pin_lock+0x350/0x350 [ 432.951020] ? lock_pin_lock+0x350/0x350 [ 432.955584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.961139] ? should_fail+0x22d/0xd01 [ 432.965030] ? put_prev_task_fair+0x80/0x80 [ 432.969361] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.974470] ? __lock_acquire+0x7ec/0x4ec0 [ 432.978713] ? __lock_acquire+0x2881/0x4ec0 [ 432.983035] ? should_fail+0x22d/0xd01 [ 432.986935] ? print_usage_bug+0xc0/0xc0 [ 432.991017] ? mark_held_locks+0x130/0x130 [ 432.995269] ? mark_held_locks+0x130/0x130 [ 432.999513] ? check_usage_forwards+0x3e0/0x3e0 [ 433.004193] ? graph_lock+0x170/0x170 [ 433.008003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.013546] ? check_preemption_disabled+0x48/0x200 [ 433.018566] ? check_preemption_disabled+0x48/0x200 [ 433.023598] ? __lock_is_held+0xb5/0x140 [ 433.027674] __alloc_pages_nodemask+0xa80/0xde0 [ 433.032350] ? graph_lock+0x170/0x170 [ 433.036161] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 433.041184] ? graph_lock+0x170/0x170 [ 433.045006] ? find_held_lock+0x36/0x1c0 [ 433.049088] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.053769] ? lock_downgrade+0x900/0x900 [ 433.057934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.063485] cache_grow_begin+0x91/0x8c0 [ 433.067552] ? do_raw_spin_unlock+0xa7/0x2f0 [ 433.071976] fallback_alloc+0x203/0x2e0 [ 433.075967] ____cache_alloc_node+0x1c7/0x1e0 [ 433.080478] kmem_cache_alloc_node+0xe3/0x730 [ 433.084979] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 433.090781] ? kasan_check_read+0x11/0x20 [ 433.094937] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 433.100234] __alloc_skb+0x119/0x770 [ 433.103960] ? skb_scrub_packet+0x490/0x490 [ 433.108295] ? call_switchdev_notifiers+0x43/0x60 [ 433.113156] ? br_switchdev_fdb_notify+0xd1/0x510 [ 433.118011] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 433.123903] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 433.129709] ? kasan_check_read+0x11/0x20 [ 433.133879] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 433.139160] ? rcu_bh_qs+0xc0/0xc0 [ 433.142716] fdb_notify+0x9e/0x180 [ 433.146270] fdb_delete+0x803/0x1200 [ 433.150005] ? fdb_create+0x1710/0x1710 [ 433.153993] ? ip_vs_info_seq_show+0x1030/0x1030 [ 433.158775] ? lock_acquire+0x1ed/0x520 [ 433.162759] ? br_fdb_cleanup+0x186/0x630 [ 433.166916] ? lock_release+0x970/0x970 [ 433.170897] ? kasan_check_read+0x11/0x20 [ 433.175056] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 433.180342] ? kasan_check_write+0x14/0x20 [ 433.184585] ? do_raw_spin_lock+0xc1/0x200 [ 433.188847] br_fdb_cleanup+0x4f0/0x630 [ 433.192847] ? br_fdb_change_mac_address+0x540/0x540 [ 433.197961] ? __lock_is_held+0xb5/0x140 [ 433.202042] process_one_work+0xc90/0x1b90 [ 433.206284] ? mark_held_locks+0x130/0x130 [ 433.210537] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 433.215215] ? __switch_to_asm+0x40/0x70 [ 433.219286] ? __switch_to_asm+0x34/0x70 [ 433.223353] ? __switch_to_asm+0x40/0x70 [ 433.227417] ? __switch_to_asm+0x34/0x70 [ 433.231485] ? __switch_to_asm+0x40/0x70 [ 433.235552] ? __switch_to_asm+0x34/0x70 [ 433.239616] ? __switch_to_asm+0x40/0x70 [ 433.243695] ? __schedule+0x874/0x1ed0 [ 433.247600] ? lock_downgrade+0x900/0x900 [ 433.251759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.257308] ? graph_lock+0x170/0x170 [ 433.261136] ? lockdep_hardirqs_on+0x421/0x5c0 [ 433.265737] ? retint_kernel+0x2d/0x2d [ 433.269673] ? find_held_lock+0x36/0x1c0 [ 433.273763] ? lock_acquire+0x1ed/0x520 [ 433.277742] ? worker_thread+0x3e0/0x1390 [ 433.281904] ? lock_release+0x970/0x970 [ 433.285888] ? trace_hardirqs_off+0xb8/0x300 [ 433.290306] ? kasan_check_read+0x11/0x20 [ 433.294461] ? worker_thread+0x3e0/0x1390 [ 433.298614] ? trace_hardirqs_on+0x310/0x310 [ 433.303038] ? kasan_check_write+0x14/0x20 [ 433.307286] ? do_raw_spin_lock+0xc1/0x200 [ 433.311534] worker_thread+0x17f/0x1390 [ 433.315513] ? __switch_to_asm+0x34/0x70 [ 433.319598] ? process_one_work+0x1b90/0x1b90 [ 433.324116] ? graph_lock+0x170/0x170 [ 433.327924] ? graph_lock+0x170/0x170 [ 433.331731] ? find_held_lock+0x36/0x1c0 [ 433.335813] ? find_held_lock+0x36/0x1c0 [ 433.339901] ? __kthread_parkme+0xce/0x1a0 [ 433.344153] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 433.349261] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 433.354372] ? lockdep_hardirqs_on+0x421/0x5c0 [ 433.358965] ? trace_hardirqs_on+0xbd/0x310 [ 433.363288] ? kasan_check_read+0x11/0x20 [ 433.367441] ? __kthread_parkme+0xce/0x1a0 [ 433.371681] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.377143] ? kasan_check_write+0x14/0x20 [ 433.381385] ? do_raw_spin_lock+0xc1/0x200 [ 433.385637] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.390748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.396292] ? __kthread_parkme+0xfb/0x1a0 [ 433.400538] kthread+0x35a/0x420 [ 433.403915] ? process_one_work+0x1b90/0x1b90 [ 433.408416] ? kthread_bind+0x40/0x40 [ 433.412226] ret_from_fork+0x3a/0x50 [ 433.415968] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 433.415984] warn_alloc_show_mem: 1 callbacks suppressed [ 433.415990] Mem-Info: [ 433.422914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.428291] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 433.428291] active_file:18 inactive_file:16 isolated_file:0 [ 433.428291] unevictable:0 dirty:0 writeback:0 unstable:0 [ 433.428291] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 433.428291] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 433.428291] free:13623 free_pcp:186 free_cma:0 [ 433.430667] Call Trace: [ 433.440067] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 433.474429] [ 433.477020] Node 0 [ 433.504708] dump_stack+0x1c4/0x2b4 [ 433.506878] 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 [ 433.509091] ? dump_stack_print_info.cold.2+0x52/0x52 [ 433.512692] lowmem_reserve[]: 0 [ 433.538227] warn_alloc.cold.118+0xb7/0x1bd [ 433.543391] 2815 [ 433.546674] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 433.550966] 6318 6318 [ 433.553042] ? lock_downgrade+0x900/0x900 [ 433.557870] Node 0 [ 433.560374] ? trace_hardirqs_off+0xb8/0x300 [ 433.564526] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.566744] ? trace_hardirqs_off+0xb8/0x300 [ 433.571128] lowmem_reserve[]: 0 [ 433.597712] __alloc_pages_slowpath+0x2667/0x2d80 [ 433.602093] 0 [ 433.605409] ? warn_alloc+0x120/0x120 [ 433.610202] 3503 [ 433.612018] ? warn_alloc+0x120/0x120 [ 433.615786] 3503 [ 433.617878] ? print_usage_bug+0xc0/0xc0 [ 433.621657] Node 0 [ 433.623722] ? warn_alloc+0x120/0x120 [ 433.627791] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 433.629998] ? print_usage_bug+0xc0/0xc0 [ 433.633772] lowmem_reserve[]: 0 [ 433.662245] ? put_dec+0x3b/0xf0 [ 433.666291] 0 [ 433.669578] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.672916] 0 0 [ 433.674729] ? should_fail+0x22d/0xd01 [ 433.680248] Node 0 [ 433.682242] ? __lock_acquire+0x7ec/0x4ec0 [ 433.686089] DMA: 1*4kB [ 433.688351] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.692557] (U) 0*8kB [ 433.695152] ? __lock_acquire+0x7ec/0x4ec0 [ 433.700235] 0*16kB 1*32kB [ 433.702748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.706955] (U) 2*64kB [ 433.709808] ? __lock_acquire+0x7ec/0x4ec0 [ 433.714882] (U) 1*128kB [ 433.717477] ? should_fail+0x22d/0xd01 [ 433.721683] (U) 1*256kB [ 433.724375] ? mark_held_locks+0x130/0x130 [ 433.728227] (U) 0*512kB [ 433.730910] ? mark_held_locks+0x130/0x130 [ 433.735123] 1*1024kB (U) [ 433.737812] ? do_raw_spin_unlock+0xa7/0x2f0 [ 433.742019] 1*2048kB (M) [ 433.744794] ? trace_hardirqs_on+0x310/0x310 [ 433.749179] 3*4096kB (M) [ 433.751950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.756328] = 15908kB [ 433.756338] Node 0 [ 433.759099] ? wq_watchdog_touch+0x9c/0xfe [ 433.764613] DMA32: 4*4kB [ 433.767048] ? io_serial_in+0x11/0x90 [ 433.769257] (UM) 3*8kB [ 433.773510] ? graph_lock+0x170/0x170 [ 433.776241] (UM) 1*16kB [ 433.780054] ? print_usage_bug+0xc0/0xc0 [ 433.782615] (M) 2*32kB [ 433.786432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.789081] (UM) [ 433.793142] ? check_preemption_disabled+0x48/0x200 [ 433.795703] 2*64kB (M) [ 433.801252] ? check_preemption_disabled+0x48/0x200 [ 433.803297] 4*128kB (UM) [ 433.808331] ? __lock_is_held+0xb5/0x140 [ 433.810878] 2*256kB (M) [ 433.815909] __alloc_pages_nodemask+0xa80/0xde0 [ 433.818641] 4*512kB (UM) [ 433.822710] ? graph_lock+0x170/0x170 [ 433.825356] 3*1024kB (M) [ 433.830039] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 433.832771] 3*2048kB (M) [ 433.836581] ? graph_lock+0x170/0x170 [ 433.839313] 3*4096kB (M) [ 433.844351] ? find_held_lock+0x36/0x1c0 [ 433.847072] = 24824kB [ 433.847082] Node 0 [ 433.850891] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.853617] Normal: 2044*4kB [ 433.857688] ? lock_downgrade+0x900/0x900 [ 433.860075] (UMEH) 226*8kB [ 433.862329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.866966] (UMEH) 46*16kB [ 433.870089] cache_grow_begin+0x91/0x8c0 [ 433.874212] (UME) [ 433.877149] ? do_raw_spin_unlock+0xa7/0x2f0 [ 433.882663] 27*32kB (UME) [ 433.885609] fallback_alloc+0x203/0x2e0 [ 433.889638] 10*64kB (UME) [ 433.891812] ____cache_alloc_node+0x1c7/0x1e0 [ 433.896189] 4*128kB (UM) [ 433.899053] kmem_cache_alloc_node+0xe3/0x730 [ 433.902993] 0*256kB 2*512kB [ 433.905868] ? ipv6_get_ifaddr+0x42e/0x620 [ 433.910327] (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB [ 433.913128] __alloc_skb+0x119/0x770 [ 433.917661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 433.920679] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 433.924897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 433.930242] ? skb_scrub_packet+0x490/0x490 [ 433.933932] 413 total pagecache pages [ 433.943355] ? lock_downgrade+0x900/0x900 [ 433.948612] 0 pages in swap cache [ 433.957195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.961490] Swap cache stats: add 0, delete 0, find 0/0 [ 433.961512] Free swap = 0kB [ 433.965318] ? refcount_sub_and_test_checked+0x203/0x310 [ 433.969436] Total swap = 0kB [ 433.969446] 1965979 pages RAM [ 433.972903] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 433.978412] 0 pages HighMem/MovableOnly [ 433.978423] 343323 pages reserved [ 433.983797] ? addrconf_rs_timer+0x6f0/0x6f0 [ 433.986787] 0 pages cma reserved [ 434.001552] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.003818] ndisc_alloc_skb+0x144/0x340 [ 434.007763] ksoftirqd/0 cpuset= [ 434.011228] ndisc_send_rs+0x331/0x6e0 [ 434.015761] / [ 434.019022] addrconf_rs_timer+0x3c0/0x6f0 [ 434.019052] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.019085] call_timer_fn+0x272/0x920 [ 434.019100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.019118] ? process_timeout+0x40/0x40 [ 434.019138] ? find_held_lock+0x36/0x1c0 [ 434.029626] mems_allowed=0 [ 434.033693] ? mark_held_locks+0xc7/0x130 [ 434.074647] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.079161] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.083676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.087926] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 434.092518] ? trace_hardirqs_on+0xbd/0x310 [ 434.096850] ? kasan_check_read+0x11/0x20 [ 434.101013] ? __run_timers+0x7da/0xc70 [ 434.105000] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.110464] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 434.115321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.119566] __run_timers+0x7e5/0xc70 [ 434.123397] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 434.128769] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 434.133794] ? graph_lock+0x170/0x170 [ 434.137605] ? print_usage_bug+0xc0/0xc0 [ 434.141680] ? lock_release+0x970/0x970 [ 434.145660] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 434.150870] ? find_held_lock+0x36/0x1c0 [ 434.154944] ? graph_lock+0x170/0x170 [ 434.158763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.164308] ? check_preemption_disabled+0x48/0x200 [ 434.169355] ? __lock_is_held+0xb5/0x140 [ 434.173427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.178976] ? check_preemption_disabled+0x48/0x200 [ 434.184010] run_timer_softirq+0x52/0xb0 [ 434.188080] ? rcu_read_lock_sched_held+0x108/0x120 [ 434.193109] __do_softirq+0x30b/0xad8 [ 434.196930] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 434.202055] ? pvclock_read_flags+0x160/0x160 [ 434.206579] ? lapic_next_event+0x5a/0x90 [ 434.210754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.216297] ? check_preemption_disabled+0x48/0x200 [ 434.221320] ? check_preemption_disabled+0x48/0x200 [ 434.226351] ? kvm_clock_read+0x18/0x30 [ 434.230349] ? kvm_sched_clock_read+0x9/0x20 [ 434.234770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.240311] ? check_preemption_disabled+0x48/0x200 [ 434.245344] irq_exit+0x17f/0x1c0 [ 434.248806] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.253667] ? smp_reschedule_interrupt+0x109/0x650 [ 434.258692] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.264582] ? interrupt_entry+0xb5/0xf0 [ 434.268657] ? trace_hardirqs_off_caller+0xbb/0x300 [ 434.273674] ? trace_hardirqs_off_caller+0xbb/0x300 [ 434.278697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.283560] ? trace_hardirqs_off+0x300/0x300 [ 434.288062] ? trace_hardirqs_off+0x300/0x300 [ 434.292569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.298117] ? check_preemption_disabled+0x48/0x200 [ 434.303142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.308694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.313551] apic_timer_interrupt+0xf/0x20 [ 434.317784] [ 434.320033] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 434.325749] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 434.344650] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 434.352361] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 434.359636] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 434.366918] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 434.374197] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 434.381563] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 434.388910] cgroup_file_notify+0x226/0x2f0 [ 434.393278] ? cgroup_procs_write_finish+0xf0/0xf0 [ 434.398218] ? print_usage_bug+0xc0/0xc0 [ 434.402300] ? find_held_lock+0x36/0x1c0 [ 434.406394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.411948] shrink_node+0x5e1/0x16b0 [ 434.415759] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 434.421070] ? shrink_node_memcg+0x18e0/0x18e0 [ 434.425668] ? kvm_clock_read+0x18/0x30 [ 434.429651] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.434685] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 434.439181] ? kasan_check_write+0x14/0x20 [ 434.443420] ? do_raw_spin_lock+0xc1/0x200 [ 434.447660] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 434.453200] ? __cpuset_node_allowed+0x19b/0x660 [ 434.457975] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 434.463710] ? delayacct_end+0x5a/0x100 [ 434.467701] do_try_to_free_pages+0x3e7/0x1290 [ 434.472314] ? shrink_node+0x16b0/0x16b0 [ 434.476380] ? __lock_is_held+0xb5/0x140 [ 434.480464] try_to_free_pages+0x4d0/0xb90 [ 434.484709] ? do_try_to_free_pages+0x1290/0x1290 [ 434.489565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.495121] ? lock_acquire+0x1ed/0x520 [ 434.499099] ? set_page_refcounted+0x280/0x280 [ 434.503696] ? lock_release+0x970/0x970 [ 434.507683] ? ___might_sleep+0x1ed/0x300 [ 434.511849] ? arch_local_save_flags+0x40/0x40 [ 434.516455] __alloc_pages_slowpath+0x993/0x2d80 [ 434.521249] ? warn_alloc+0x120/0x120 [ 434.525058] ? __radix_tree_lookup+0x4c0/0x4c0 [ 434.529675] ? find_get_entry+0x2f2/0xc40 [ 434.533847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.539394] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 434.544331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.549883] ? should_fail+0x22d/0xd01 [ 434.553781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.558887] ? __lock_is_held+0xb5/0x140 [ 434.562987] ? __lock_is_held+0xb5/0x140 [ 434.567061] ? __lock_acquire+0x7ec/0x4ec0 [ 434.571306] ? ___might_sleep+0x1ed/0x300 [ 434.575455] ? lock_release+0x970/0x970 [ 434.579436] ? arch_local_save_flags+0x40/0x40 [ 434.584039] ? __might_sleep+0x95/0x190 [ 434.588028] __alloc_pages_nodemask+0xa80/0xde0 [ 434.592708] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 434.597730] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 434.603529] ? kasan_check_read+0x11/0x20 [ 434.607682] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.612969] ? graph_lock+0x170/0x170 [ 434.616777] ? print_usage_bug+0xc0/0xc0 [ 434.620853] ? graph_lock+0x170/0x170 [ 434.624658] ? graph_lock+0x170/0x170 [ 434.628465] ? __do_page_cache_readahead+0x7ce/0x980 [ 434.633582] ? find_held_lock+0x36/0x1c0 [ 434.637664] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 434.643210] alloc_pages_current+0x10c/0x210 [ 434.647629] ? lock_downgrade+0x900/0x900 [ 434.651799] __page_cache_alloc+0x38f/0x5b0 [ 434.656136] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 434.661939] ? kasan_check_read+0x11/0x20 [ 434.666092] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.671377] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 434.676054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.681598] ? check_preemption_disabled+0x48/0x200 [ 434.686638] filemap_fault+0x1594/0x25f0 [ 434.690724] ? __lock_page_or_retry+0xa00/0xa00 [ 434.695402] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 434.701200] ? kasan_check_read+0x11/0x20 [ 434.705380] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.710661] ? rcu_bh_qs+0xc0/0xc0 [ 434.714213] ? print_usage_bug+0xc0/0xc0 [ 434.718293] ? filemap_map_pages+0xdea/0x1980 [ 434.722801] ? print_usage_bug+0xc0/0xc0 [ 434.726892] ? find_get_pages_range_tag+0x1320/0x1320 [ 434.732087] ? print_usage_bug+0xc0/0xc0 [ 434.736155] ? __lock_acquire+0x7ec/0x4ec0 [ 434.740401] ? graph_lock+0x170/0x170 [ 434.744209] ? __sigqueue_free.part.27+0x7d/0xa0 [ 434.748984] ? __lock_acquire+0x7ec/0x4ec0 [ 434.753253] ? lock_acquire+0x1ed/0x520 [ 434.757242] ? ext4_filemap_fault+0x7a/0xad [ 434.761576] ? lock_release+0x970/0x970 [ 434.765558] ? arch_local_save_flags+0x40/0x40 [ 434.770155] ? mark_held_locks+0x130/0x130 [ 434.774414] ? down_read+0xb0/0x1d0 [ 434.778052] ? ext4_filemap_fault+0x7a/0xad [ 434.782393] ? __down_interruptible+0x700/0x700 [ 434.787070] ? graph_lock+0x170/0x170 [ 434.790880] ? __sigqueue_free.part.27+0x7d/0xa0 [ 434.795659] ext4_filemap_fault+0x82/0xad [ 434.799817] __do_fault+0x100/0x6b0 [ 434.803459] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.808757] ? print_bad_pte+0x6c0/0x6c0 [ 434.812832] ? pmd_val+0x88/0x100 [ 434.816301] ? add_mm_counter_fast+0xd0/0xd0 [ 434.820714] ? pmd_val+0x88/0x100 [ 434.824181] ? add_mm_counter_fast+0xd0/0xd0 [ 434.828600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.834156] __handle_mm_fault+0x3709/0x53e0 [ 434.838581] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 434.843437] ? graph_lock+0x170/0x170 [ 434.847242] ? print_usage_bug+0xc0/0xc0 [ 434.851310] ? graph_lock+0x170/0x170 [ 434.855112] ? graph_lock+0x170/0x170 [ 434.858941] ? handle_mm_fault+0x42a/0xc70 [ 434.863184] ? lock_downgrade+0x900/0x900 [ 434.867333] ? check_preemption_disabled+0x48/0x200 [ 434.872363] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 434.878169] ? kasan_check_read+0x11/0x20 [ 434.882324] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.887604] ? rcu_bh_qs+0xc0/0xc0 [ 434.891153] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.896625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.902170] ? check_preemption_disabled+0x48/0x200 [ 434.907206] handle_mm_fault+0x54f/0xc70 [ 434.911277] ? __handle_mm_fault+0x53e0/0x53e0 [ 434.915874] ? find_vma+0x34/0x190 [ 434.919426] __do_page_fault+0x67d/0xed0 [ 434.923506] ? mm_fault_error+0x380/0x380 [ 434.927683] ? syscall_slow_exit_work+0x520/0x520 [ 434.932536] do_page_fault+0xf2/0x7e0 [ 434.936345] ? vmalloc_sync_all+0x30/0x30 [ 434.940499] ? error_entry+0x70/0xd0 [ 434.944222] ? trace_hardirqs_off_caller+0xbb/0x300 [ 434.949244] ? trace_hardirqs_on_caller+0xc0/0x300 [ 434.954475] ? syscall_return_slowpath+0x5e0/0x5e0 [ 434.959414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.964266] ? trace_hardirqs_off+0x300/0x300 [ 434.968767] ? trace_hardirqs_off_caller+0x300/0x300 [ 434.973880] ? prepare_exit_to_usermode+0x291/0x3b0 [ 434.978903] ? page_fault+0x8/0x30 [ 434.982463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.987314] ? page_fault+0x8/0x30 [ 434.990864] page_fault+0x1e/0x30 [ 434.994318] RIP: 0033:0x45db60 [ 434.997517] Code: Bad RIP value. [ 435.000880] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 435.006245] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 435.013514] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 435.020785] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 435.028056] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 435.035330] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 435.042640] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 435.042710] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 435.049403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.049413] Call Trace: [ 435.056004] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 435.065254] dump_stack+0x1c4/0x2b4 [ 435.067819] syz-fuzzer cpuset= [ 435.078054] ? dump_stack_print_info.cold.2+0x52/0x52 [ 435.081656] / [ 435.084871] warn_alloc.cold.118+0xb7/0x1bd [ 435.090035] mems_allowed=0 [ 435.091747] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 435.103807] ? lock_downgrade+0x900/0x900 [ 435.107979] ? trace_hardirqs_off+0xb8/0x300 [ 435.112397] ? trace_hardirqs_off+0xb8/0x300 [ 435.116821] __alloc_pages_slowpath+0x2667/0x2d80 [ 435.122454] ? warn_alloc+0x120/0x120 [ 435.126262] ? pskb_put+0xb0/0xb0 [ 435.129720] ? warn_alloc+0x120/0x120 [ 435.133531] ? print_usage_bug+0xc0/0xc0 [ 435.137596] ? warn_alloc+0x120/0x120 [ 435.141401] ? print_usage_bug+0xc0/0xc0 [ 435.145469] ? __kfree_skb+0x20/0x20 [ 435.149197] ? ipv6_chk_mcast_addr+0x377/0x940 [ 435.153794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.159371] ? should_fail+0x22d/0xd01 [ 435.163279] ? ipv6_dev_mc_dec+0x260/0x260 [ 435.169451] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.174575] ? __lock_acquire+0x7ec/0x4ec0 [ 435.178848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.183977] ? should_fail+0x22d/0xd01 [ 435.187905] ? mark_held_locks+0x130/0x130 [ 435.192172] ? mark_held_locks+0x130/0x130 [ 435.196441] ? ipv6_rcv+0x42a/0x650 [ 435.200094] ? lock_downgrade+0x900/0x900 [ 435.204270] ? check_preemption_disabled+0x48/0x200 [ 435.209321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.214890] ? check_preemption_disabled+0x48/0x200 [ 435.219931] ? check_preemption_disabled+0x48/0x200 [ 435.224990] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 435.230558] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 435.235875] ? rcu_pm_notify+0xc0/0xc0 [ 435.239796] __alloc_pages_nodemask+0xa80/0xde0 [ 435.244517] ? graph_lock+0x170/0x170 [ 435.248360] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 435.253401] ? graph_lock+0x170/0x170 [ 435.257241] ? find_held_lock+0x36/0x1c0 [ 435.261338] ? ____cache_alloc_node+0x1c7/0x1e0 [ 435.266130] ? lock_downgrade+0x900/0x900 [ 435.270314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.275895] cache_grow_begin+0x91/0x8c0 [ 435.279990] ? do_raw_spin_unlock+0xa7/0x2f0 [ 435.284435] fallback_alloc+0x203/0x2e0 [ 435.288442] ____cache_alloc_node+0x1c7/0x1e0 [ 435.292968] kmem_cache_alloc+0x1f8/0x730 [ 435.297140] ? netif_receive_skb_internal+0x620/0x620 [ 435.302359] __build_skb+0xab/0x430 [ 435.306004] ? skb_try_coalesce+0x1b70/0x1b70 [ 435.310525] ? __alloc_pages_nodemask+0xde0/0xde0 [ 435.315387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.320939] ? check_preemption_disabled+0x48/0x200 [ 435.325984] __napi_alloc_skb+0x1d6/0x310 [ 435.330156] page_to_skb.isra.42+0xee/0x960 [ 435.334495] ? check_preemption_disabled+0x48/0x200 [ 435.339532] ? virtnet_remove+0xf0/0xf0 [ 435.343523] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 435.349331] ? kasan_check_read+0x11/0x20 [ 435.353492] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 435.358783] ? rcu_bh_qs+0xc0/0xc0 [ 435.362346] receive_mergeable+0x15af/0x3c40 [ 435.366769] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.372317] ? ip6t_do_table+0xded/0x1d30 [ 435.376486] ? virtnet_probe+0x2320/0x2320 [ 435.380731] ? audit_add_watch+0xae1/0xdc0 [ 435.384980] ? check_preemption_disabled+0x48/0x200 [ 435.390005] ? check_preemption_disabled+0x48/0x200 [ 435.395046] ? __lock_is_held+0xb5/0x140 [ 435.399138] ? rcu_read_lock_sched_held+0x108/0x120 [ 435.404169] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 435.409721] ? tg_unthrottle_up+0x220/0x220 [ 435.414073] ? update_load_avg+0x13b8/0x2470 [ 435.418489] ? __lock_is_held+0xb5/0x140 [ 435.422557] ? graph_lock+0x170/0x170 [ 435.426375] ? attach_entity_load_avg+0x860/0x860 [ 435.431234] ? graph_lock+0x170/0x170 [ 435.435042] ? graph_lock+0x170/0x170 [ 435.438870] ? rb_erase+0x3710/0x3710 [ 435.442676] ? mark_held_locks+0x130/0x130 [ 435.446918] ? print_usage_bug+0xc0/0xc0 [ 435.450995] ? graph_lock+0x170/0x170 [ 435.454802] ? find_held_lock+0x36/0x1c0 [ 435.458888] ? print_usage_bug+0xc0/0xc0 [ 435.462955] ? cpuacct_charge+0x265/0x440 [ 435.467125] ? __lock_acquire+0x7ec/0x4ec0 [ 435.471377] ? update_curr+0x4cf/0xbe0 [ 435.475274] ? graph_lock+0x170/0x170 [ 435.479093] ? __update_load_avg_se+0x664/0xb90 [ 435.483784] ? mark_held_locks+0x130/0x130 [ 435.488040] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 435.493866] ? kasan_check_read+0x11/0x20 [ 435.498052] ? __update_load_avg_blocked_se+0x730/0x730 [ 435.503448] ? __update_load_avg_se+0xb90/0xb90 [ 435.508190] ? update_load_avg+0x387/0x2470 [ 435.512543] ? select_task_rq_fair+0x754/0x34f0 [ 435.517245] ? attach_entity_load_avg+0x860/0x860 [ 435.522096] ? graph_lock+0x170/0x170 [ 435.525914] ? account_entity_enqueue+0x3a3/0x660 [ 435.530765] ? graph_lock+0x170/0x170 [ 435.534582] ? rb_erase+0x3710/0x3710 [ 435.538389] ? mark_held_locks+0x130/0x130 [ 435.542632] ? rb_erase_cached+0xc78/0x3720 [ 435.546963] ? graph_lock+0x170/0x170 [ 435.550767] ? find_held_lock+0x36/0x1c0 [ 435.554841] ? print_usage_bug+0xc0/0xc0 [ 435.558910] ? print_usage_bug+0xc0/0xc0 [ 435.562980] ? print_usage_bug+0xc0/0xc0 [ 435.567045] ? print_usage_bug+0xc0/0xc0 [ 435.571130] receive_buf+0xb4c/0x3380 [ 435.574945] ? __lock_acquire+0x7ec/0x4ec0 [ 435.579200] ? receive_mergeable+0x3c40/0x3c40 [ 435.583793] ? mark_held_locks+0x130/0x130 [ 435.588030] ? mark_held_locks+0x130/0x130 [ 435.592274] ? mark_held_locks+0x130/0x130 [ 435.596511] ? mark_held_locks+0x130/0x130 [ 435.600746] ? print_usage_bug+0xc0/0xc0 [ 435.604815] ? __account_cfs_rq_runtime+0x790/0x790 [ 435.609872] ? __lock_acquire+0x7ec/0x4ec0 [ 435.614135] ? graph_lock+0x170/0x170 [ 435.617938] ? print_usage_bug+0xc0/0xc0 [ 435.622006] ? graph_lock+0x170/0x170 [ 435.625812] ? put_prev_task_fair+0x80/0x80 [ 435.630145] ? update_curr+0x344/0xbe0 [ 435.634034] ? __update_load_avg_se+0xb90/0xb90 [ 435.638703] ? __lock_is_held+0xb5/0x140 [ 435.642777] ? find_held_lock+0x36/0x1c0 [ 435.646854] ? graph_lock+0x170/0x170 [ 435.650664] ? print_usage_bug+0xc0/0xc0 [ 435.654728] ? debug_object_activate+0x402/0x600 [ 435.659488] ? lock_downgrade+0x900/0x900 [ 435.663653] ? find_held_lock+0x36/0x1c0 [ 435.667725] ? mark_held_locks+0xc7/0x130 [ 435.671886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.677427] ? vring_use_dma_api+0xa5/0xc0 [ 435.681663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.687206] ? vring_unmap_one+0x5a/0x410 [ 435.691354] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 435.695942] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 435.701497] ? detach_buf+0x34b/0x5d0 [ 435.705312] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 435.710862] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 435.715629] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 435.720744] ? detach_buf+0x5d0/0x5d0 [ 435.724551] ? __lock_acquire+0x7ec/0x4ec0 [ 435.728807] virtnet_poll+0x421/0x105f [ 435.732724] ? receive_buf+0x3380/0x3380 [ 435.736802] ? estimation_timer+0x5d0/0x890 [ 435.741143] ? net_rx_action+0x480/0x1950 [ 435.745293] ? net_rx_action+0x480/0x1950 [ 435.749450] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 435.754050] ? call_timer_fn+0x2c0/0x920 [ 435.758127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.763673] ? check_preemption_disabled+0x48/0x200 [ 435.768702] net_rx_action+0x7c5/0x1950 [ 435.772697] ? napi_complete_done+0x6d0/0x6d0 [ 435.777198] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 435.782243] ? __run_timers+0xa20/0xc70 [ 435.786225] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.790724] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.795231] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 435.799821] ? trace_hardirqs_on+0xbd/0x310 [ 435.804156] ? kasan_check_read+0x11/0x20 [ 435.808315] ? __run_timers+0xa20/0xc70 [ 435.812306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.817864] ? _raw_spin_unlock_irq+0x60/0x80 [ 435.822376] ? __run_timers+0xa4a/0xc70 [ 435.826373] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 435.831743] ? compat_start_thread+0x80/0x80 [ 435.836163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.841720] ? kasan_check_write+0x14/0x20 [ 435.845962] ? finish_task_switch+0x2f5/0x900 [ 435.850463] ? __switch_to_asm+0x40/0x70 [ 435.854545] ? preempt_notifier_register+0x200/0x200 [ 435.859658] ? __switch_to_asm+0x34/0x70 [ 435.863725] ? __switch_to_asm+0x40/0x70 [ 435.867790] ? __switch_to_asm+0x34/0x70 [ 435.871869] ? __switch_to_asm+0x40/0x70 [ 435.875939] ? __switch_to_asm+0x34/0x70 [ 435.880005] ? __switch_to_asm+0x40/0x70 [ 435.884081] ? pvclock_read_flags+0x160/0x160 [ 435.888590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.894135] ? check_preemption_disabled+0x48/0x200 [ 435.899155] ? check_preemption_disabled+0x48/0x200 [ 435.904185] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 435.909724] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 435.915008] ? rcu_pm_notify+0xc0/0xc0 [ 435.918921] __do_softirq+0x30b/0xad8 [ 435.922744] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 435.927865] ? trace_hardirqs_on+0x310/0x310 [ 435.932288] ? schedule+0x108/0x460 [ 435.935931] ? trace_hardirqs_off+0xb8/0x300 [ 435.940344] ? ___might_sleep+0x1ed/0x300 [ 435.944498] ? smpboot_thread_fn+0x68b/0xa00 [ 435.948910] ? trace_hardirqs_on+0x310/0x310 [ 435.953558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.959099] ? check_preemption_disabled+0x48/0x200 [ 435.964132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.969680] ? takeover_tasklets+0xa90/0xa90 [ 435.974095] run_ksoftirqd+0x94/0x100 [ 435.977907] smpboot_thread_fn+0x68b/0xa00 [ 435.982149] ? sort_range+0x30/0x30 [ 435.985789] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 435.990897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.996440] ? __kthread_parkme+0xfb/0x1a0 [ 436.000685] kthread+0x35a/0x420 [ 436.004058] ? sort_range+0x30/0x30 [ 436.007687] ? kthread_bind+0x40/0x40 [ 436.011498] ret_from_fork+0x3a/0x50 [ 436.015242] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 436.015248] warn_alloc_show_mem: 1 callbacks suppressed [ 436.015256] Mem-Info: [ 436.022189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.027564] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 436.027564] active_file:18 inactive_file:16 isolated_file:0 [ 436.027564] unevictable:0 dirty:0 writeback:0 unstable:0 [ 436.027564] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 436.027564] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 436.027564] free:13623 free_pcp:186 free_cma:0 [ 436.029941] Call Trace: [ 436.039331] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 436.072699] [ 436.075287] Node 0 [ 436.102964] dump_stack+0x1c4/0x2b4 [ 436.105124] 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 [ 436.107328] ? dump_stack_print_info.cold.2+0x52/0x52 [ 436.110930] lowmem_reserve[]: 0 [ 436.137147] warn_alloc.cold.118+0xb7/0x1bd [ 436.142312] 2815 [ 436.145588] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.149884] 6318 6318 [ 436.151957] ? lock_downgrade+0x900/0x900 [ 436.156780] Node 0 [ 436.159284] ? trace_hardirqs_off+0xb8/0x300 [ 436.163435] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 436.165655] ? trace_hardirqs_off+0xb8/0x300 [ 436.170034] lowmem_reserve[]: 0 [ 436.196597] __alloc_pages_slowpath+0x2667/0x2d80 [ 436.200972] 0 3503 [ 436.204289] ? warn_alloc+0x120/0x120 [ 436.209078] 3503 [ 436.211326] ? trace_hardirqs_on+0x310/0x310 [ 436.215103] Node 0 [ 436.217166] ? warn_alloc+0x120/0x120 [ 436.221584] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 436.223793] ? print_usage_bug+0xc0/0xc0 [ 436.227565] lowmem_reserve[]: 0 [ 436.255981] ? warn_alloc+0x120/0x120 [ 436.260023] 0 [ 436.263307] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.267080] 0 0 [ 436.268892] ? print_usage_bug+0xc0/0xc0 [ 436.273886] Node 0 [ 436.275868] ? __lock_acquire+0x7ec/0x4ec0 [ 436.279905] DMA: 1*4kB [ 436.282153] ? __lock_acquire+0x7ec/0x4ec0 [ 436.286360] (U) 0*8kB [ 436.288961] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.293165] 0*16kB 1*32kB [ 436.295672] ? should_fail+0x22d/0xd01 [ 436.301189] (U) [ 436.304034] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.307896] 2*64kB (U) [ 436.309883] ? __lock_acquire+0x7ec/0x4ec0 [ 436.314970] 1*128kB (U) [ 436.317568] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.321777] 1*256kB (U) [ 436.324460] ? __lock_acquire+0x7ec/0x4ec0 [ 436.329534] 0*512kB 1*1024kB [ 436.332222] ? should_fail+0x22d/0xd01 [ 436.336426] (U) [ 436.339529] ? print_usage_bug+0xc0/0xc0 [ 436.343389] 1*2048kB (M) [ 436.345391] ? mark_held_locks+0x130/0x130 [ 436.349410] 3*4096kB (M) [ 436.352184] ? mark_held_locks+0x130/0x130 [ 436.356394] = 15908kB [ 436.356404] Node 0 [ 436.359164] ? graph_lock+0x170/0x170 [ 436.363368] DMA32: 4*4kB [ 436.365784] ? print_usage_bug+0xc0/0xc0 [ 436.367993] (UM) 3*8kB [ 436.371807] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 436.374538] (UM) 1*16kB [ 436.378608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.381165] (M) 2*32kB [ 436.385934] ? check_preemption_disabled+0x48/0x200 [ 436.388575] (UM) 2*64kB [ 436.394129] ? check_preemption_disabled+0x48/0x200 [ 436.394159] ? __lock_is_held+0xb5/0x140 [ 436.396719] (M) [ 436.401742] __alloc_pages_nodemask+0xa80/0xde0 [ 436.404386] 4*128kB [ 436.409404] ? graph_lock+0x170/0x170 [ 436.413444] (UM) [ 436.415451] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 436.420098] 2*256kB [ 436.422425] ? graph_lock+0x170/0x170 [ 436.426202] (M) [ 436.428278] ? find_held_lock+0x36/0x1c0 [ 436.433259] 4*512kB (UM) [ 436.435603] ? ____cache_alloc_node+0x1c7/0x1e0 [ 436.439375] 3*1024kB (M) [ 436.441362] ? lock_downgrade+0x900/0x900 [ 436.445395] 3*2048kB (M) [ 436.448167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.452805] 3*4096kB (M) [ 436.455589] cache_grow_begin+0x91/0x8c0 [ 436.459708] = 24824kB [ 436.459717] Node 0 [ 436.462481] ? do_raw_spin_unlock+0xa7/0x2f0 [ 436.467990] Normal: 2044*4kB [ 436.470772] fallback_alloc+0x203/0x2e0 [ 436.474797] (UMEH) 226*8kB [ 436.477233] ____cache_alloc_node+0x1c7/0x1e0 [ 436.479436] (UMEH) 46*16kB [ 436.483867] kmem_cache_alloc_node+0xe3/0x730 [ 436.486945] (UME) 27*32kB [ 436.490933] ? ipv6_get_ifaddr+0x42e/0x620 [ 436.493852] (UME) [ 436.498356] __alloc_skb+0x119/0x770 [ 436.501264] 10*64kB [ 436.505759] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 436.508581] (UME) [ 436.512820] ? skb_scrub_packet+0x490/0x490 [ 436.514951] 4*128kB (UM) [ 436.518676] ? lock_downgrade+0x900/0x900 [ 436.520970] 0*256kB 2*512kB [ 436.526260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.528377] (U) 0*1024kB [ 436.532723] ? refcount_sub_and_test_checked+0x203/0x310 [ 436.535468] 0*2048kB [ 436.539631] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 436.542628] 0*4096kB [ 436.548212] ? addrconf_rs_timer+0x6f0/0x6f0 [ 436.550939] = 13760kB [ 436.550955] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 436.556415] ndisc_alloc_skb+0x144/0x340 [ 436.558795] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 436.558805] 413 total pagecache pages [ 436.564259] ndisc_send_rs+0x331/0x6e0 [ 436.566649] 0 pages in swap cache [ 436.571079] addrconf_rs_timer+0x3c0/0x6f0 [ 436.573466] Swap cache stats: add 0, delete 0, find 0/0 [ 436.582304] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.586344] Free swap = 0kB [ 436.594931] call_timer_fn+0x272/0x920 [ 436.598689] Total swap = 0kB [ 436.598699] 1965979 pages RAM [ 436.602586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.606015] 0 pages HighMem/MovableOnly [ 436.606025] 343323 pages reserved [ 436.610264] ? process_timeout+0x40/0x40 [ 436.615605] 0 pages cma reserved [ 436.619853] ? find_held_lock+0x36/0x1c0 [ 436.622965] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.626748] ? mark_held_locks+0xc7/0x130 [ 436.629737] ksoftirqd/0 cpuset= [ 436.632855] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.637062] / [ 436.641039] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.644473] mems_allowed=0 [ 436.648535] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.691492] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 436.696084] ? trace_hardirqs_on+0xbd/0x310 [ 436.700409] ? kasan_check_read+0x11/0x20 [ 436.704560] ? __run_timers+0x7da/0xc70 [ 436.708541] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.714006] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.718251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.722488] __run_timers+0x7e5/0xc70 [ 436.726311] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 436.731686] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 436.736710] ? graph_lock+0x170/0x170 [ 436.740523] ? print_usage_bug+0xc0/0xc0 [ 436.744585] ? lock_release+0x970/0x970 [ 436.748572] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 436.753774] ? find_held_lock+0x36/0x1c0 [ 436.757852] ? graph_lock+0x170/0x170 [ 436.761666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.767209] ? check_preemption_disabled+0x48/0x200 [ 436.772243] ? __lock_is_held+0xb5/0x140 [ 436.776313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.781869] ? check_preemption_disabled+0x48/0x200 [ 436.786904] run_timer_softirq+0x52/0xb0 [ 436.790969] ? rcu_read_lock_sched_held+0x108/0x120 [ 436.795993] __do_softirq+0x30b/0xad8 [ 436.799904] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 436.805019] ? pvclock_read_flags+0x160/0x160 [ 436.809517] ? lapic_next_event+0x5a/0x90 [ 436.813668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.819211] ? check_preemption_disabled+0x48/0x200 [ 436.824231] ? check_preemption_disabled+0x48/0x200 [ 436.829255] ? kvm_clock_read+0x18/0x30 [ 436.833237] ? kvm_sched_clock_read+0x9/0x20 [ 436.837650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.843189] ? check_preemption_disabled+0x48/0x200 [ 436.848227] irq_exit+0x17f/0x1c0 [ 436.851692] smp_apic_timer_interrupt+0x1cb/0x760 [ 436.856542] ? smp_reschedule_interrupt+0x109/0x650 [ 436.861565] ? smp_call_function_single_interrupt+0x650/0x650 [ 436.867456] ? interrupt_entry+0xb5/0xf0 [ 436.871527] ? trace_hardirqs_off_caller+0xbb/0x300 [ 436.876544] ? trace_hardirqs_off_caller+0xbb/0x300 [ 436.881568] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.886420] ? trace_hardirqs_off+0x300/0x300 [ 436.890924] ? trace_hardirqs_off+0x300/0x300 [ 436.895431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.900976] ? check_preemption_disabled+0x48/0x200 [ 436.905993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.911543] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.916401] apic_timer_interrupt+0xf/0x20 [ 436.920643] [ 436.922887] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 436.928602] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 436.947515] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 436.955535] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 436.962809] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 436.970090] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 436.977361] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 436.984638] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 436.991960] cgroup_file_notify+0x226/0x2f0 [ 436.996296] ? cgroup_procs_write_finish+0xf0/0xf0 [ 437.001230] ? print_usage_bug+0xc0/0xc0 [ 437.005300] ? find_held_lock+0x36/0x1c0 [ 437.009366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.014920] shrink_node+0x5e1/0x16b0 [ 437.018725] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 437.024037] ? shrink_node_memcg+0x18e0/0x18e0 [ 437.028637] ? kvm_clock_read+0x18/0x30 [ 437.032628] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.037657] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 437.042155] ? kasan_check_write+0x14/0x20 [ 437.046392] ? do_raw_spin_lock+0xc1/0x200 [ 437.050638] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 437.056177] ? __cpuset_node_allowed+0x19b/0x660 [ 437.061417] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 437.067136] ? delayacct_end+0x5a/0x100 [ 437.071130] do_try_to_free_pages+0x3e7/0x1290 [ 437.075737] ? shrink_node+0x16b0/0x16b0 [ 437.079804] ? __lock_is_held+0xb5/0x140 [ 437.083893] try_to_free_pages+0x4d0/0xb90 [ 437.088141] ? do_try_to_free_pages+0x1290/0x1290 [ 437.092989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.098544] ? lock_acquire+0x1ed/0x520 [ 437.102520] ? set_page_refcounted+0x280/0x280 [ 437.107131] ? lock_release+0x970/0x970 [ 437.111116] ? ___might_sleep+0x1ed/0x300 [ 437.115276] ? arch_local_save_flags+0x40/0x40 [ 437.119883] __alloc_pages_slowpath+0x993/0x2d80 [ 437.124680] ? warn_alloc+0x120/0x120 [ 437.128490] ? __radix_tree_lookup+0x4c0/0x4c0 [ 437.133090] ? find_get_entry+0x2f2/0xc40 [ 437.137253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.142796] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 437.147727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.153273] ? should_fail+0x22d/0xd01 [ 437.157173] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.162281] ? __lock_is_held+0xb5/0x140 [ 437.166381] ? __lock_is_held+0xb5/0x140 [ 437.170458] ? __lock_acquire+0x7ec/0x4ec0 [ 437.174705] ? ___might_sleep+0x1ed/0x300 [ 437.178859] ? lock_release+0x970/0x970 [ 437.182852] ? arch_local_save_flags+0x40/0x40 [ 437.187453] ? __might_sleep+0x95/0x190 [ 437.191438] __alloc_pages_nodemask+0xa80/0xde0 [ 437.196123] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 437.201147] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 437.206945] ? kasan_check_read+0x11/0x20 [ 437.211098] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.216386] ? graph_lock+0x170/0x170 [ 437.220195] ? print_usage_bug+0xc0/0xc0 [ 437.224267] ? graph_lock+0x170/0x170 [ 437.228070] ? graph_lock+0x170/0x170 [ 437.231882] ? __do_page_cache_readahead+0x7ce/0x980 [ 437.237003] ? find_held_lock+0x36/0x1c0 [ 437.241077] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 437.246631] alloc_pages_current+0x10c/0x210 [ 437.251042] ? lock_downgrade+0x900/0x900 [ 437.255203] __page_cache_alloc+0x38f/0x5b0 [ 437.259532] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 437.265330] ? kasan_check_read+0x11/0x20 [ 437.269483] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.274773] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 437.279446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.284990] ? check_preemption_disabled+0x48/0x200 [ 437.290019] filemap_fault+0x1594/0x25f0 [ 437.294099] ? __lock_page_or_retry+0xa00/0xa00 [ 437.298780] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 437.304580] ? kasan_check_read+0x11/0x20 [ 437.308738] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.314024] ? rcu_bh_qs+0xc0/0xc0 [ 437.317578] ? print_usage_bug+0xc0/0xc0 [ 437.321657] ? filemap_map_pages+0xdea/0x1980 [ 437.326167] ? print_usage_bug+0xc0/0xc0 [ 437.330240] ? find_get_pages_range_tag+0x1320/0x1320 [ 437.335436] ? print_usage_bug+0xc0/0xc0 [ 437.339508] ? __lock_acquire+0x7ec/0x4ec0 [ 437.343750] ? graph_lock+0x170/0x170 [ 437.347577] ? __sigqueue_free.part.27+0x7d/0xa0 [ 437.352352] ? __lock_acquire+0x7ec/0x4ec0 [ 437.356608] ? lock_acquire+0x1ed/0x520 [ 437.360596] ? ext4_filemap_fault+0x7a/0xad [ 437.364932] ? lock_release+0x970/0x970 [ 437.368910] ? arch_local_save_flags+0x40/0x40 [ 437.373499] ? mark_held_locks+0x130/0x130 [ 437.377754] ? down_read+0xb0/0x1d0 [ 437.381382] ? ext4_filemap_fault+0x7a/0xad [ 437.385706] ? __down_interruptible+0x700/0x700 [ 437.390384] ? graph_lock+0x170/0x170 [ 437.394195] ? __sigqueue_free.part.27+0x7d/0xa0 [ 437.398972] ext4_filemap_fault+0x82/0xad [ 437.403128] __do_fault+0x100/0x6b0 [ 437.406762] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.412045] ? print_bad_pte+0x6c0/0x6c0 [ 437.416117] ? pmd_val+0x88/0x100 [ 437.419579] ? add_mm_counter_fast+0xd0/0xd0 [ 437.423993] ? pmd_val+0x88/0x100 [ 437.427455] ? add_mm_counter_fast+0xd0/0xd0 [ 437.431884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.437431] __handle_mm_fault+0x3709/0x53e0 [ 437.441864] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 437.446715] ? graph_lock+0x170/0x170 [ 437.450520] ? print_usage_bug+0xc0/0xc0 [ 437.454593] ? graph_lock+0x170/0x170 [ 437.458420] ? graph_lock+0x170/0x170 [ 437.462245] ? handle_mm_fault+0x42a/0xc70 [ 437.466485] ? lock_downgrade+0x900/0x900 [ 437.470640] ? check_preemption_disabled+0x48/0x200 [ 437.475666] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 437.481462] ? kasan_check_read+0x11/0x20 [ 437.485620] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.490902] ? rcu_bh_qs+0xc0/0xc0 [ 437.494447] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 437.499903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.505447] ? check_preemption_disabled+0x48/0x200 [ 437.510478] handle_mm_fault+0x54f/0xc70 [ 437.514555] ? __handle_mm_fault+0x53e0/0x53e0 [ 437.519145] ? find_vma+0x34/0x190 [ 437.522725] __do_page_fault+0x67d/0xed0 [ 437.526803] ? mm_fault_error+0x380/0x380 [ 437.530971] ? syscall_slow_exit_work+0x520/0x520 [ 437.535823] do_page_fault+0xf2/0x7e0 [ 437.539646] ? vmalloc_sync_all+0x30/0x30 [ 437.543802] ? error_entry+0x70/0xd0 [ 437.547527] ? trace_hardirqs_off_caller+0xbb/0x300 [ 437.552547] ? trace_hardirqs_on_caller+0xc0/0x300 [ 437.557484] ? syscall_return_slowpath+0x5e0/0x5e0 [ 437.562420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.567272] ? trace_hardirqs_off+0x300/0x300 [ 437.571769] ? trace_hardirqs_off_caller+0x300/0x300 [ 437.576885] ? prepare_exit_to_usermode+0x291/0x3b0 [ 437.581916] ? page_fault+0x8/0x30 [ 437.585470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.590319] ? page_fault+0x8/0x30 [ 437.593875] page_fault+0x1e/0x30 [ 437.597336] RIP: 0033:0x45db60 [ 437.600534] Code: Bad RIP value. [ 437.603896] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 437.609263] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 437.616531] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 437.623801] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 437.631106] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 437.638378] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 437.645776] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 437.645868] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 437.652539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.652545] Call Trace: [ 437.652566] dump_stack+0x1c4/0x2b4 [ 437.652589] ? dump_stack_print_info.cold.2+0x52/0x52 [ 437.659219] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.668615] warn_alloc.cold.118+0xb7/0x1bd [ 437.671179] syz-fuzzer cpuset= [ 437.674805] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.679974] / [ 437.690201] ? lock_downgrade+0x900/0x900 [ 437.694506] mems_allowed=0 [ 437.697699] ? trace_hardirqs_off+0xb8/0x300 [ 437.715687] ? trace_hardirqs_off+0xb8/0x300 [ 437.720110] __alloc_pages_slowpath+0x2667/0x2d80 [ 437.725003] ? warn_alloc+0x120/0x120 [ 437.728808] ? pskb_put+0xb0/0xb0 [ 437.732278] ? warn_alloc+0x120/0x120 [ 437.736090] ? print_usage_bug+0xc0/0xc0 [ 437.740159] ? warn_alloc+0x120/0x120 [ 437.743965] ? print_usage_bug+0xc0/0xc0 [ 437.748029] ? __kfree_skb+0x20/0x20 [ 437.751751] ? ipv6_chk_mcast_addr+0x377/0x940 [ 437.756341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.761887] ? should_fail+0x22d/0xd01 [ 437.765801] ? ipv6_dev_mc_dec+0x260/0x260 [ 437.770052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.775161] ? __lock_acquire+0x7ec/0x4ec0 [ 437.779403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.784507] ? should_fail+0x22d/0xd01 [ 437.788414] ? mark_held_locks+0x130/0x130 [ 437.792658] ? mark_held_locks+0x130/0x130 [ 437.796901] ? ipv6_rcv+0x42a/0x650 [ 437.800534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.806073] ? check_preemption_disabled+0x48/0x200 [ 437.811090] ? check_preemption_disabled+0x48/0x200 [ 437.816125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.821664] ? check_preemption_disabled+0x48/0x200 [ 437.826683] ? check_preemption_disabled+0x48/0x200 [ 437.831718] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 437.837261] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.842542] ? rcu_pm_notify+0xc0/0xc0 [ 437.846445] __alloc_pages_nodemask+0xa80/0xde0 [ 437.851129] ? graph_lock+0x170/0x170 [ 437.854939] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 437.859984] ? graph_lock+0x170/0x170 [ 437.863808] ? find_held_lock+0x36/0x1c0 [ 437.867899] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.872577] ? lock_downgrade+0x900/0x900 [ 437.876738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.882285] cache_grow_begin+0x91/0x8c0 [ 437.886360] ? do_raw_spin_unlock+0xa7/0x2f0 [ 437.890782] fallback_alloc+0x203/0x2e0 [ 437.894766] ____cache_alloc_node+0x1c7/0x1e0 [ 437.899272] kmem_cache_alloc+0x1f8/0x730 [ 437.903427] ? netif_receive_skb_internal+0x620/0x620 [ 437.908632] __build_skb+0xab/0x430 [ 437.912265] ? skb_try_coalesce+0x1b70/0x1b70 [ 437.916770] ? __alloc_pages_nodemask+0xde0/0xde0 [ 437.921623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.927168] ? check_preemption_disabled+0x48/0x200 [ 437.932193] __napi_alloc_skb+0x1d6/0x310 [ 437.936353] page_to_skb.isra.42+0xee/0x960 [ 437.940679] ? check_preemption_disabled+0x48/0x200 [ 437.945706] ? virtnet_remove+0xf0/0xf0 [ 437.949684] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 437.955724] ? kasan_check_read+0x11/0x20 [ 437.959935] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 437.965219] ? rcu_bh_qs+0xc0/0xc0 [ 437.968780] receive_mergeable+0x15af/0x3c40 [ 437.973200] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 437.978747] ? ip6t_do_table+0xded/0x1d30 [ 437.982908] ? virtnet_probe+0x2320/0x2320 [ 437.987153] ? audit_add_watch+0xae1/0xdc0 [ 437.991394] ? check_preemption_disabled+0x48/0x200 [ 437.996410] ? check_preemption_disabled+0x48/0x200 [ 438.001447] ? __lock_is_held+0xb5/0x140 [ 438.005529] ? rcu_read_lock_sched_held+0x108/0x120 [ 438.010552] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 438.016095] ? tg_unthrottle_up+0x220/0x220 [ 438.020444] ? update_load_avg+0x13b8/0x2470 [ 438.024859] ? __lock_is_held+0xb5/0x140 [ 438.028925] ? graph_lock+0x170/0x170 [ 438.032736] ? attach_entity_load_avg+0x860/0x860 [ 438.037584] ? graph_lock+0x170/0x170 [ 438.041389] ? graph_lock+0x170/0x170 [ 438.045202] ? rb_erase+0x3710/0x3710 [ 438.049008] ? mark_held_locks+0x130/0x130 [ 438.053249] ? print_usage_bug+0xc0/0xc0 [ 438.057317] ? graph_lock+0x170/0x170 [ 438.061313] ? find_held_lock+0x36/0x1c0 [ 438.065379] ? print_usage_bug+0xc0/0xc0 [ 438.069443] ? cpuacct_charge+0x265/0x440 [ 438.073596] ? __lock_acquire+0x7ec/0x4ec0 [ 438.077851] ? update_curr+0x4cf/0xbe0 [ 438.081740] ? graph_lock+0x170/0x170 [ 438.085548] ? __update_load_avg_se+0x664/0xb90 [ 438.090233] ? mark_held_locks+0x130/0x130 [ 438.094470] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 438.100263] ? kasan_check_read+0x11/0x20 [ 438.104416] ? __update_load_avg_blocked_se+0x730/0x730 [ 438.109803] ? __update_load_avg_se+0xb90/0xb90 [ 438.114496] ? update_load_avg+0x387/0x2470 [ 438.118859] ? select_task_rq_fair+0x754/0x34f0 [ 438.123550] ? attach_entity_load_avg+0x860/0x860 [ 438.128394] ? graph_lock+0x170/0x170 [ 438.132199] ? account_entity_enqueue+0x3a3/0x660 [ 438.137045] ? graph_lock+0x170/0x170 [ 438.140864] ? rb_erase+0x3710/0x3710 [ 438.144692] ? mark_held_locks+0x130/0x130 [ 438.148929] ? rb_erase_cached+0xc78/0x3720 [ 438.153255] ? graph_lock+0x170/0x170 [ 438.157062] ? find_held_lock+0x36/0x1c0 [ 438.161132] ? print_usage_bug+0xc0/0xc0 [ 438.165194] ? print_usage_bug+0xc0/0xc0 [ 438.169261] ? print_usage_bug+0xc0/0xc0 [ 438.173323] ? print_usage_bug+0xc0/0xc0 [ 438.177405] receive_buf+0xb4c/0x3380 [ 438.181220] ? __lock_acquire+0x7ec/0x4ec0 [ 438.185469] ? receive_mergeable+0x3c40/0x3c40 [ 438.190086] ? mark_held_locks+0x130/0x130 [ 438.194330] ? mark_held_locks+0x130/0x130 [ 438.198570] ? mark_held_locks+0x130/0x130 [ 438.202819] ? mark_held_locks+0x130/0x130 [ 438.207072] ? print_usage_bug+0xc0/0xc0 [ 438.211142] ? __account_cfs_rq_runtime+0x790/0x790 [ 438.216176] ? __lock_acquire+0x7ec/0x4ec0 [ 438.220432] ? graph_lock+0x170/0x170 [ 438.224234] ? print_usage_bug+0xc0/0xc0 [ 438.228297] ? graph_lock+0x170/0x170 [ 438.232095] ? put_prev_task_fair+0x80/0x80 [ 438.236422] ? update_curr+0x344/0xbe0 [ 438.240308] ? __update_load_avg_se+0xb90/0xb90 [ 438.244978] ? __lock_is_held+0xb5/0x140 [ 438.249044] ? find_held_lock+0x36/0x1c0 [ 438.253117] ? graph_lock+0x170/0x170 [ 438.256924] ? print_usage_bug+0xc0/0xc0 [ 438.260991] ? debug_object_activate+0x402/0x600 [ 438.265748] ? lock_downgrade+0x900/0x900 [ 438.269903] ? find_held_lock+0x36/0x1c0 [ 438.273983] ? mark_held_locks+0xc7/0x130 [ 438.278146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.283690] ? vring_use_dma_api+0xa5/0xc0 [ 438.287924] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 438.293460] ? vring_unmap_one+0x5a/0x410 [ 438.297630] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 438.302228] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 438.307768] ? detach_buf+0x34b/0x5d0 [ 438.311582] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 438.317127] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 438.321888] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.327000] ? detach_buf+0x5d0/0x5d0 [ 438.330804] ? __lock_acquire+0x7ec/0x4ec0 [ 438.335058] virtnet_poll+0x421/0x105f [ 438.338962] ? receive_buf+0x3380/0x3380 [ 438.343038] ? estimation_timer+0x5d0/0x890 [ 438.347378] ? net_rx_action+0x480/0x1950 [ 438.351526] ? net_rx_action+0x480/0x1950 [ 438.355676] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 438.360268] ? call_timer_fn+0x2c0/0x920 [ 438.364332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.369876] ? check_preemption_disabled+0x48/0x200 [ 438.374901] net_rx_action+0x7c5/0x1950 [ 438.378903] ? napi_complete_done+0x6d0/0x6d0 [ 438.383398] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 438.388432] ? __run_timers+0xa20/0xc70 [ 438.392412] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.396919] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.401416] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 438.406011] ? trace_hardirqs_on+0xbd/0x310 [ 438.410332] ? kasan_check_read+0x11/0x20 [ 438.414484] ? __run_timers+0xa20/0xc70 [ 438.418490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.424048] ? _raw_spin_unlock_irq+0x60/0x80 [ 438.428572] ? __run_timers+0xa4a/0xc70 [ 438.432561] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 438.437933] ? compat_start_thread+0x80/0x80 [ 438.442348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.447890] ? kasan_check_write+0x14/0x20 [ 438.452136] ? finish_task_switch+0x2f5/0x900 [ 438.456642] ? __switch_to_asm+0x40/0x70 [ 438.460712] ? preempt_notifier_register+0x200/0x200 [ 438.465823] ? __switch_to_asm+0x34/0x70 [ 438.469896] ? __switch_to_asm+0x40/0x70 [ 438.473970] ? __switch_to_asm+0x34/0x70 [ 438.478028] ? __switch_to_asm+0x40/0x70 [ 438.482091] ? __switch_to_asm+0x34/0x70 [ 438.486156] ? __switch_to_asm+0x40/0x70 [ 438.490232] ? pvclock_read_flags+0x160/0x160 [ 438.494766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.500303] ? check_preemption_disabled+0x48/0x200 [ 438.505319] ? check_preemption_disabled+0x48/0x200 [ 438.510351] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 438.515892] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 438.521178] ? rcu_pm_notify+0xc0/0xc0 [ 438.525085] __do_softirq+0x30b/0xad8 [ 438.528906] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 438.534016] ? trace_hardirqs_on+0x310/0x310 [ 438.538481] ? schedule+0x108/0x460 [ 438.542128] ? trace_hardirqs_off+0xb8/0x300 [ 438.546554] ? ___might_sleep+0x1ed/0x300 [ 438.550702] ? smpboot_thread_fn+0x68b/0xa00 [ 438.555120] ? trace_hardirqs_on+0x310/0x310 [ 438.559531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.565071] ? check_preemption_disabled+0x48/0x200 [ 438.570088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.575637] ? takeover_tasklets+0xa90/0xa90 [ 438.580051] run_ksoftirqd+0x94/0x100 [ 438.583877] smpboot_thread_fn+0x68b/0xa00 [ 438.588148] ? sort_range+0x30/0x30 [ 438.591783] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.596893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.602445] ? __kthread_parkme+0xfb/0x1a0 [ 438.606700] kthread+0x35a/0x420 [ 438.610064] ? sort_range+0x30/0x30 [ 438.613688] ? kthread_bind+0x40/0x40 [ 438.617493] ret_from_fork+0x3a/0x50 [ 438.621241] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 438.621247] warn_alloc_show_mem: 1 callbacks suppressed [ 438.621255] Mem-Info: [ 438.628188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.633555] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 438.633555] active_file:18 inactive_file:16 isolated_file:0 [ 438.633555] unevictable:0 dirty:0 writeback:0 unstable:0 [ 438.633555] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 438.633555] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 438.633555] free:13623 free_pcp:186 free_cma:0 [ 438.635932] Call Trace: [ 438.645320] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 438.678170] [ 438.680743] Node 0 [ 438.708409] dump_stack+0x1c4/0x2b4 [ 438.710595] 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 [ 438.712800] ? dump_stack_print_info.cold.2+0x52/0x52 [ 438.716396] lowmem_reserve[]: 0 [ 438.741943] warn_alloc.cold.118+0xb7/0x1bd [ 438.747102] 2815 [ 438.750381] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.754673] 6318 6318 [ 438.756793] ? lock_downgrade+0x900/0x900 [ 438.761623] Node 0 [ 438.764122] ? trace_hardirqs_off+0xb8/0x300 [ 438.768271] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 438.770488] ? trace_hardirqs_off+0xb8/0x300 [ 438.774865] lowmem_reserve[]: 0 [ 438.801422] __alloc_pages_slowpath+0x2667/0x2d80 [ 438.805797] 0 3503 [ 438.809115] ? warn_alloc+0x120/0x120 [ 438.813906] 3503 [ 438.816140] ? warn_alloc+0x120/0x120 [ 438.819920] Node 0 [ 438.822006] ? print_usage_bug+0xc0/0xc0 [ 438.825831] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 438.828042] ? warn_alloc+0x120/0x120 [ 438.832072] lowmem_reserve[]: 0 [ 438.860445] ? print_usage_bug+0xc0/0xc0 [ 438.864240] 0 0 [ 438.867546] ? __lock_acquire+0x7ec/0x4ec0 [ 438.871579] 0 [ 438.873566] ? __lock_acquire+0x7ec/0x4ec0 [ 438.877778] Node 0 [ 438.879582] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.883789] DMA: 1*4kB [ 438.886037] ? should_fail+0x22d/0xd01 [ 438.891554] (U) [ 438.894139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.897997] 0*8kB 0*16kB [ 438.899982] ? __lock_acquire+0x7ec/0x4ec0 [ 438.905060] 1*32kB (U) [ 438.907826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.912042] 2*64kB (U) [ 438.914639] ? __lock_acquire+0x7ec/0x4ec0 [ 438.919718] 1*128kB (U) [ 438.922311] ? should_fail+0x22d/0xd01 [ 438.926519] 1*256kB (U) [ 438.929214] ? mark_held_locks+0x130/0x130 [ 438.933066] 0*512kB 1*1024kB [ 438.935745] ? mark_held_locks+0x130/0x130 [ 438.939976] (U) 1*2048kB [ 438.943090] ? graph_lock+0x170/0x170 [ 438.947297] (M) 3*4096kB [ 438.950064] ? graph_lock+0x170/0x170 [ 438.954333] (M) = 15908kB [ 438.957100] ? graph_lock+0x170/0x170 [ 438.960883] Node 0 [ 438.963639] ? print_usage_bug+0xc0/0xc0 [ 438.967413] DMA32: 4*4kB [ 438.969653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.973685] (UM) 3*8kB [ 438.976462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.981971] (UM) 1*16kB [ 438.984562] ? check_preemption_disabled+0x48/0x200 [ 438.990067] (M) 2*32kB [ 438.992747] ? check_preemption_disabled+0x48/0x200 [ 438.997734] (UM) 2*64kB [ 439.000332] ? __lock_is_held+0xb5/0x140 [ 439.005311] (M) 4*128kB [ 439.007996] __alloc_pages_nodemask+0xa80/0xde0 [ 439.012021] (UM) 2*256kB [ 439.014695] ? graph_lock+0x170/0x170 [ 439.019336] (M) 4*512kB [ 439.022100] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 439.025875] (UM) 3*1024kB [ 439.028553] ? graph_lock+0x170/0x170 [ 439.033558] (M) 3*2048kB [ 439.036416] ? find_held_lock+0x36/0x1c0 [ 439.040178] (M) 3*4096kB [ 439.042948] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.046972] (M) = 24824kB [ 439.049733] ? lock_downgrade+0x900/0x900 [ 439.054398] Node 0 [ 439.057164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.061271] Normal: 2044*4kB [ 439.063542] cache_grow_begin+0x91/0x8c0 [ 439.069048] (UMEH) 226*8kB [ 439.072160] ? do_raw_spin_unlock+0xa7/0x2f0 [ 439.076191] (UMEH) 46*16kB [ 439.079135] fallback_alloc+0x203/0x2e0 [ 439.083516] (UME) 27*32kB [ 439.086458] ____cache_alloc_node+0x1c7/0x1e0 [ 439.090399] (UME) 10*64kB [ 439.093256] kmem_cache_alloc_node+0xe3/0x730 [ 439.097719] (UME) 4*128kB [ 439.100574] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.105042] (UM) 0*256kB [ 439.107903] __alloc_skb+0x119/0x770 [ 439.112101] 2*512kB (U) [ 439.114878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 439.119185] 0*1024kB 0*2048kB [ 439.121878] ? skb_scrub_packet+0x490/0x490 [ 439.127133] 0*4096kB [ 439.130326] ? lock_downgrade+0x900/0x900 [ 439.134618] = 13760kB [ 439.134633] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 439.137040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.141158] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 439.141168] 413 total pagecache pages [ 439.143578] ? refcount_sub_and_test_checked+0x203/0x310 [ 439.152394] 0 pages in swap cache [ 439.157931] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 439.166480] Swap cache stats: add 0, delete 0, find 0/0 [ 439.166490] Free swap = 0kB [ 439.170290] ? addrconf_rs_timer+0x6f0/0x6f0 [ 439.175708] Total swap = 0kB [ 439.175716] 1965979 pages RAM [ 439.179186] ndisc_alloc_skb+0x144/0x340 [ 439.184597] 0 pages HighMem/MovableOnly [ 439.184623] 343323 pages reserved [ 439.190001] ndisc_send_rs+0x331/0x6e0 [ 439.192998] 0 pages cma reserved [ 439.197407] addrconf_rs_timer+0x3c0/0x6f0 [ 439.200523] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 439.203500] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.207552] ksoftirqd/0 cpuset= [ 439.211543] call_timer_fn+0x272/0x920 [ 439.214966] / [ 439.218858] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.222205] mems_allowed=0 [ 439.226439] ? process_timeout+0x40/0x40 [ 439.260988] ? find_held_lock+0x36/0x1c0 [ 439.265064] ? mark_held_locks+0xc7/0x130 [ 439.269216] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.273713] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.278211] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.282448] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 439.287032] ? trace_hardirqs_on+0xbd/0x310 [ 439.291353] ? kasan_check_read+0x11/0x20 [ 439.295505] ? __run_timers+0x7da/0xc70 [ 439.299488] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.304946] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.309213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.313450] __run_timers+0x7e5/0xc70 [ 439.317273] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 439.322642] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 439.327663] ? graph_lock+0x170/0x170 [ 439.331470] ? print_usage_bug+0xc0/0xc0 [ 439.335534] ? lock_release+0x970/0x970 [ 439.339512] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 439.344708] ? find_held_lock+0x36/0x1c0 [ 439.348780] ? graph_lock+0x170/0x170 [ 439.352592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.358136] ? check_preemption_disabled+0x48/0x200 [ 439.363173] ? __lock_is_held+0xb5/0x140 [ 439.367242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.372781] ? check_preemption_disabled+0x48/0x200 [ 439.377814] run_timer_softirq+0x52/0xb0 [ 439.381887] ? rcu_read_lock_sched_held+0x108/0x120 [ 439.386908] __do_softirq+0x30b/0xad8 [ 439.390724] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 439.395847] ? pvclock_read_flags+0x160/0x160 [ 439.400357] ? lapic_next_event+0x5a/0x90 [ 439.404509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.410146] ? check_preemption_disabled+0x48/0x200 [ 439.415160] ? check_preemption_disabled+0x48/0x200 [ 439.420182] ? kvm_clock_read+0x18/0x30 [ 439.424158] ? kvm_sched_clock_read+0x9/0x20 [ 439.428569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.434108] ? check_preemption_disabled+0x48/0x200 [ 439.439140] irq_exit+0x17f/0x1c0 [ 439.442601] smp_apic_timer_interrupt+0x1cb/0x760 [ 439.447450] ? smp_reschedule_interrupt+0x109/0x650 [ 439.452497] ? smp_call_function_single_interrupt+0x650/0x650 [ 439.458383] ? interrupt_entry+0xb5/0xf0 [ 439.462450] ? trace_hardirqs_off_caller+0xbb/0x300 [ 439.467468] ? trace_hardirqs_off_caller+0xbb/0x300 [ 439.472487] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.477335] ? trace_hardirqs_off+0x300/0x300 [ 439.481829] ? trace_hardirqs_off+0x300/0x300 [ 439.486338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.491879] ? check_preemption_disabled+0x48/0x200 [ 439.496894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.502444] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.507317] apic_timer_interrupt+0xf/0x20 [ 439.511554] [ 439.513800] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 439.519515] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 439.538412] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 439.546125] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 439.553419] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 439.560689] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 439.567958] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 439.575228] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 439.582534] cgroup_file_notify+0x226/0x2f0 [ 439.586872] ? cgroup_procs_write_finish+0xf0/0xf0 [ 439.591802] ? print_usage_bug+0xc0/0xc0 [ 439.595878] ? find_held_lock+0x36/0x1c0 [ 439.599946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.605497] shrink_node+0x5e1/0x16b0 [ 439.609301] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 439.614618] ? shrink_node_memcg+0x18e0/0x18e0 [ 439.619214] ? kvm_clock_read+0x18/0x30 [ 439.623196] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 439.628220] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 439.632712] ? kasan_check_write+0x14/0x20 [ 439.636949] ? do_raw_spin_lock+0xc1/0x200 [ 439.641191] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 439.646728] ? __cpuset_node_allowed+0x19b/0x660 [ 439.651488] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 439.657200] ? delayacct_end+0x5a/0x100 [ 439.661189] do_try_to_free_pages+0x3e7/0x1290 [ 439.665797] ? shrink_node+0x16b0/0x16b0 [ 439.669869] ? __lock_is_held+0xb5/0x140 [ 439.673947] try_to_free_pages+0x4d0/0xb90 [ 439.678189] ? do_try_to_free_pages+0x1290/0x1290 [ 439.683176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.688730] ? lock_acquire+0x1ed/0x520 [ 439.692709] ? set_page_refcounted+0x280/0x280 [ 439.697309] ? lock_release+0x970/0x970 [ 439.701295] ? ___might_sleep+0x1ed/0x300 [ 439.705451] ? arch_local_save_flags+0x40/0x40 [ 439.710050] __alloc_pages_slowpath+0x993/0x2d80 [ 439.714851] ? warn_alloc+0x120/0x120 [ 439.718658] ? __radix_tree_lookup+0x4c0/0x4c0 [ 439.723257] ? find_get_entry+0x2f2/0xc40 [ 439.727418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.732962] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 439.737894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.743436] ? should_fail+0x22d/0xd01 [ 439.747335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.752440] ? __lock_is_held+0xb5/0x140 [ 439.756530] ? __lock_is_held+0xb5/0x140 [ 439.760605] ? __lock_acquire+0x7ec/0x4ec0 [ 439.764861] ? ___might_sleep+0x1ed/0x300 [ 439.769014] ? lock_release+0x970/0x970 [ 439.772990] ? arch_local_save_flags+0x40/0x40 [ 439.777590] ? __might_sleep+0x95/0x190 [ 439.781578] __alloc_pages_nodemask+0xa80/0xde0 [ 439.786261] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 439.791283] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 439.797081] ? kasan_check_read+0x11/0x20 [ 439.801230] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 439.806511] ? graph_lock+0x170/0x170 [ 439.810316] ? print_usage_bug+0xc0/0xc0 [ 439.814386] ? graph_lock+0x170/0x170 [ 439.818189] ? graph_lock+0x170/0x170 [ 439.821993] ? __do_page_cache_readahead+0x7ce/0x980 [ 439.827103] ? find_held_lock+0x36/0x1c0 [ 439.831172] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 439.836720] alloc_pages_current+0x10c/0x210 [ 439.841131] ? lock_downgrade+0x900/0x900 [ 439.845290] __page_cache_alloc+0x38f/0x5b0 [ 439.849623] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 439.855422] ? kasan_check_read+0x11/0x20 [ 439.859575] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 439.864865] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 439.869539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.875080] ? check_preemption_disabled+0x48/0x200 [ 439.880106] filemap_fault+0x1594/0x25f0 [ 439.884187] ? __lock_page_or_retry+0xa00/0xa00 [ 439.888871] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 439.894674] ? kasan_check_read+0x11/0x20 [ 439.898832] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 439.904125] ? rcu_bh_qs+0xc0/0xc0 [ 439.907680] ? print_usage_bug+0xc0/0xc0 [ 439.911755] ? filemap_map_pages+0xdea/0x1980 [ 439.916261] ? print_usage_bug+0xc0/0xc0 [ 439.920337] ? find_get_pages_range_tag+0x1320/0x1320 [ 439.925531] ? print_usage_bug+0xc0/0xc0 [ 439.929593] ? __lock_acquire+0x7ec/0x4ec0 [ 439.933843] ? graph_lock+0x170/0x170 [ 439.937647] ? __sigqueue_free.part.27+0x7d/0xa0 [ 439.942418] ? __lock_acquire+0x7ec/0x4ec0 [ 439.946672] ? lock_acquire+0x1ed/0x520 [ 439.950649] ? ext4_filemap_fault+0x7a/0xad [ 439.954986] ? lock_release+0x970/0x970 [ 439.958976] ? arch_local_save_flags+0x40/0x40 [ 439.963567] ? mark_held_locks+0x130/0x130 [ 439.967821] ? down_read+0xb0/0x1d0 [ 439.971472] ? ext4_filemap_fault+0x7a/0xad [ 439.975799] ? __down_interruptible+0x700/0x700 [ 439.980482] ? graph_lock+0x170/0x170 [ 439.984299] ? __sigqueue_free.part.27+0x7d/0xa0 [ 439.989075] ext4_filemap_fault+0x82/0xad [ 439.993232] __do_fault+0x100/0x6b0 [ 439.996876] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 440.002165] ? print_bad_pte+0x6c0/0x6c0 [ 440.006242] ? pmd_val+0x88/0x100 [ 440.009698] ? add_mm_counter_fast+0xd0/0xd0 [ 440.014115] ? pmd_val+0x88/0x100 [ 440.017582] ? add_mm_counter_fast+0xd0/0xd0 [ 440.022011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.027558] __handle_mm_fault+0x3709/0x53e0 [ 440.032000] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 440.037027] ? graph_lock+0x170/0x170 [ 440.040833] ? print_usage_bug+0xc0/0xc0 [ 440.044911] ? graph_lock+0x170/0x170 [ 440.048712] ? graph_lock+0x170/0x170 [ 440.052538] ? handle_mm_fault+0x42a/0xc70 [ 440.056791] ? lock_downgrade+0x900/0x900 [ 440.061428] ? check_preemption_disabled+0x48/0x200 [ 440.066461] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 440.072259] ? kasan_check_read+0x11/0x20 [ 440.076414] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 440.081708] ? rcu_bh_qs+0xc0/0xc0 [ 440.085253] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 440.090710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.096255] ? check_preemption_disabled+0x48/0x200 [ 440.101289] handle_mm_fault+0x54f/0xc70 [ 440.105361] ? __handle_mm_fault+0x53e0/0x53e0 [ 440.109951] ? find_vma+0x34/0x190 [ 440.113502] __do_page_fault+0x67d/0xed0 [ 440.118292] ? mm_fault_error+0x380/0x380 [ 440.122454] ? syscall_slow_exit_work+0x520/0x520 [ 440.127309] do_page_fault+0xf2/0x7e0 [ 440.131118] ? vmalloc_sync_all+0x30/0x30 [ 440.135274] ? error_entry+0x70/0xd0 [ 440.138992] ? trace_hardirqs_off_caller+0xbb/0x300 [ 440.144011] ? trace_hardirqs_on_caller+0xc0/0x300 [ 440.148944] ? syscall_return_slowpath+0x5e0/0x5e0 [ 440.153883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.158730] ? trace_hardirqs_off+0x300/0x300 [ 440.163231] ? trace_hardirqs_off_caller+0x300/0x300 [ 440.168347] ? prepare_exit_to_usermode+0x291/0x3b0 [ 440.173371] ? page_fault+0x8/0x30 [ 440.176919] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.181769] ? page_fault+0x8/0x30 [ 440.185315] page_fault+0x1e/0x30 [ 440.188768] RIP: 0033:0x45db60 [ 440.191966] Code: Bad RIP value. [ 440.195327] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 440.200696] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 440.207965] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 440.215232] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 440.222502] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 440.229773] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 440.237076] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 440.237153] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 440.243853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.243858] Call Trace: [ 440.243881] dump_stack+0x1c4/0x2b4 [ 440.243898] ? dump_stack_print_info.cold.2+0x52/0x52 [ 440.243927] warn_alloc.cold.118+0xb7/0x1bd [ 440.250455] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 440.259755] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 440.262317] syz-fuzzer cpuset= [ 440.265944] ? lock_downgrade+0x900/0x900 [ 440.271228] / [ 440.275553] ? trace_hardirqs_off+0xb8/0x300 [ 440.285755] mems_allowed=0 [ 440.290594] ? trace_hardirqs_off+0xb8/0x300 [ 440.311355] __alloc_pages_slowpath+0x2667/0x2d80 [ 440.316255] ? warn_alloc+0x120/0x120 [ 440.320074] ? pskb_put+0xb0/0xb0 [ 440.323544] ? warn_alloc+0x120/0x120 [ 440.327359] ? print_usage_bug+0xc0/0xc0 [ 440.331435] ? warn_alloc+0x120/0x120 [ 440.335254] ? print_usage_bug+0xc0/0xc0 [ 440.339327] ? __kfree_skb+0x20/0x20 [ 440.343061] ? ipv6_chk_mcast_addr+0x377/0x940 [ 440.347654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.353196] ? should_fail+0x22d/0xd01 [ 440.357091] ? ipv6_dev_mc_dec+0x260/0x260 [ 440.361339] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.366447] ? __lock_acquire+0x7ec/0x4ec0 [ 440.370690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.375795] ? should_fail+0x22d/0xd01 [ 440.379700] ? mark_held_locks+0x130/0x130 [ 440.383944] ? mark_held_locks+0x130/0x130 [ 440.388187] ? ipv6_rcv+0x42a/0x650 [ 440.391820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.397385] ? check_preemption_disabled+0x48/0x200 [ 440.402410] ? check_preemption_disabled+0x48/0x200 [ 440.407444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.412985] ? check_preemption_disabled+0x48/0x200 [ 440.418004] ? check_preemption_disabled+0x48/0x200 [ 440.423033] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 440.428575] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 440.433866] ? rcu_pm_notify+0xc0/0xc0 [ 440.437763] __alloc_pages_nodemask+0xa80/0xde0 [ 440.442434] ? graph_lock+0x170/0x170 [ 440.446241] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 440.451258] ? graph_lock+0x170/0x170 [ 440.455076] ? find_held_lock+0x36/0x1c0 [ 440.459154] ? ____cache_alloc_node+0x1c7/0x1e0 [ 440.463827] ? lock_downgrade+0x900/0x900 [ 440.467997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.473543] cache_grow_begin+0x91/0x8c0 [ 440.477610] ? do_raw_spin_unlock+0xa7/0x2f0 [ 440.482030] fallback_alloc+0x203/0x2e0 [ 440.486016] ____cache_alloc_node+0x1c7/0x1e0 [ 440.490517] kmem_cache_alloc+0x1f8/0x730 [ 440.494672] ? netif_receive_skb_internal+0x620/0x620 [ 440.499888] __build_skb+0xab/0x430 [ 440.503524] ? skb_try_coalesce+0x1b70/0x1b70 [ 440.508031] ? __alloc_pages_nodemask+0xde0/0xde0 [ 440.512881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.518422] ? check_preemption_disabled+0x48/0x200 [ 440.523450] __napi_alloc_skb+0x1d6/0x310 [ 440.527613] page_to_skb.isra.42+0xee/0x960 [ 440.531946] ? check_preemption_disabled+0x48/0x200 [ 440.536968] ? virtnet_remove+0xf0/0xf0 [ 440.540946] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 440.546743] ? kasan_check_read+0x11/0x20 [ 440.550898] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 440.556179] ? rcu_bh_qs+0xc0/0xc0 [ 440.559736] receive_mergeable+0x15af/0x3c40 [ 440.564160] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.569701] ? ip6t_do_table+0xded/0x1d30 [ 440.573874] ? virtnet_probe+0x2320/0x2320 [ 440.578120] ? audit_add_watch+0xae1/0xdc0 [ 440.582361] ? check_preemption_disabled+0x48/0x200 [ 440.587380] ? check_preemption_disabled+0x48/0x200 [ 440.592411] ? __lock_is_held+0xb5/0x140 [ 440.596488] ? rcu_read_lock_sched_held+0x108/0x120 [ 440.601509] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 440.607051] ? tg_unthrottle_up+0x220/0x220 [ 440.611427] ? update_load_avg+0x13b8/0x2470 [ 440.615842] ? __lock_is_held+0xb5/0x140 [ 440.619910] ? graph_lock+0x170/0x170 [ 440.623720] ? attach_entity_load_avg+0x860/0x860 [ 440.628572] ? graph_lock+0x170/0x170 [ 440.632376] ? graph_lock+0x170/0x170 [ 440.636186] ? rb_erase+0x3710/0x3710 [ 440.639989] ? mark_held_locks+0x130/0x130 [ 440.644233] ? print_usage_bug+0xc0/0xc0 [ 440.648302] ? graph_lock+0x170/0x170 [ 440.652107] ? find_held_lock+0x36/0x1c0 [ 440.656182] ? print_usage_bug+0xc0/0xc0 [ 440.660245] ? cpuacct_charge+0x265/0x440 [ 440.664402] ? __lock_acquire+0x7ec/0x4ec0 [ 440.668650] ? update_curr+0x4cf/0xbe0 [ 440.672540] ? graph_lock+0x170/0x170 [ 440.676346] ? __update_load_avg_se+0x664/0xb90 [ 440.681017] ? mark_held_locks+0x130/0x130 [ 440.685253] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 440.691050] ? kasan_check_read+0x11/0x20 [ 440.695207] ? __update_load_avg_blocked_se+0x730/0x730 [ 440.700582] ? __update_load_avg_se+0xb90/0xb90 [ 440.705268] ? update_load_avg+0x387/0x2470 [ 440.709596] ? select_task_rq_fair+0x754/0x34f0 [ 440.714279] ? attach_entity_load_avg+0x860/0x860 [ 440.719128] ? graph_lock+0x170/0x170 [ 440.722933] ? account_entity_enqueue+0x3a3/0x660 [ 440.727782] ? graph_lock+0x170/0x170 [ 440.731594] ? rb_erase+0x3710/0x3710 [ 440.735395] ? mark_held_locks+0x130/0x130 [ 440.739639] ? rb_erase_cached+0xc78/0x3720 [ 440.743967] ? graph_lock+0x170/0x170 [ 440.747767] ? find_held_lock+0x36/0x1c0 [ 440.751865] ? print_usage_bug+0xc0/0xc0 [ 440.755930] ? print_usage_bug+0xc0/0xc0 [ 440.760000] ? print_usage_bug+0xc0/0xc0 [ 440.764063] ? print_usage_bug+0xc0/0xc0 [ 440.768144] receive_buf+0xb4c/0x3380 [ 440.771952] ? __lock_acquire+0x7ec/0x4ec0 [ 440.776202] ? receive_mergeable+0x3c40/0x3c40 [ 440.780793] ? mark_held_locks+0x130/0x130 [ 440.785033] ? mark_held_locks+0x130/0x130 [ 440.789272] ? mark_held_locks+0x130/0x130 [ 440.793509] ? mark_held_locks+0x130/0x130 [ 440.797740] ? print_usage_bug+0xc0/0xc0 [ 440.801807] ? __account_cfs_rq_runtime+0x790/0x790 [ 440.806856] ? __lock_acquire+0x7ec/0x4ec0 [ 440.811120] ? graph_lock+0x170/0x170 [ 440.814925] ? print_usage_bug+0xc0/0xc0 [ 440.818991] ? graph_lock+0x170/0x170 [ 440.822791] ? put_prev_task_fair+0x80/0x80 [ 440.827126] ? update_curr+0x344/0xbe0 [ 440.831013] ? __update_load_avg_se+0xb90/0xb90 [ 440.835704] ? __lock_is_held+0xb5/0x140 [ 440.839774] ? find_held_lock+0x36/0x1c0 [ 440.843845] ? graph_lock+0x170/0x170 [ 440.847654] ? print_usage_bug+0xc0/0xc0 [ 440.851722] ? debug_object_activate+0x402/0x600 [ 440.856482] ? lock_downgrade+0x900/0x900 [ 440.860918] ? find_held_lock+0x36/0x1c0 [ 440.865012] ? mark_held_locks+0xc7/0x130 [ 440.869163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.874705] ? vring_use_dma_api+0xa5/0xc0 [ 440.878945] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.884482] ? vring_unmap_one+0x5a/0x410 [ 440.888633] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 440.893219] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 440.898758] ? detach_buf+0x34b/0x5d0 [ 440.902573] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 440.908119] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 440.912881] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 440.917993] ? detach_buf+0x5d0/0x5d0 [ 440.921796] ? __lock_acquire+0x7ec/0x4ec0 [ 440.926048] virtnet_poll+0x421/0x105f [ 440.929953] ? receive_buf+0x3380/0x3380 [ 440.934026] ? estimation_timer+0x5d0/0x890 [ 440.938348] ? net_rx_action+0x480/0x1950 [ 440.942492] ? net_rx_action+0x480/0x1950 [ 440.946644] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 440.951249] ? call_timer_fn+0x2c0/0x920 [ 440.955771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.961312] ? check_preemption_disabled+0x48/0x200 [ 440.966337] net_rx_action+0x7c5/0x1950 [ 440.970328] ? napi_complete_done+0x6d0/0x6d0 [ 440.974822] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 440.979881] ? __run_timers+0xa20/0xc70 [ 440.983889] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.988395] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.992900] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 440.997490] ? trace_hardirqs_on+0xbd/0x310 [ 441.001813] ? kasan_check_read+0x11/0x20 [ 441.005977] ? __run_timers+0xa20/0xc70 [ 441.009961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.015508] ? _raw_spin_unlock_irq+0x60/0x80 [ 441.020007] ? __run_timers+0xa4a/0xc70 [ 441.023997] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 441.029367] ? compat_start_thread+0x80/0x80 [ 441.033783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.039327] ? kasan_check_write+0x14/0x20 [ 441.043570] ? finish_task_switch+0x2f5/0x900 [ 441.048069] ? __switch_to_asm+0x40/0x70 [ 441.052140] ? preempt_notifier_register+0x200/0x200 [ 441.057274] ? __switch_to_asm+0x34/0x70 [ 441.061334] ? __switch_to_asm+0x40/0x70 [ 441.065399] ? __switch_to_asm+0x34/0x70 [ 441.069462] ? __switch_to_asm+0x40/0x70 [ 441.073524] ? __switch_to_asm+0x34/0x70 [ 441.077587] ? __switch_to_asm+0x40/0x70 [ 441.081665] ? pvclock_read_flags+0x160/0x160 [ 441.086178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.091713] ? check_preemption_disabled+0x48/0x200 [ 441.096727] ? check_preemption_disabled+0x48/0x200 [ 441.101757] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 441.107303] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 441.112586] ? rcu_pm_notify+0xc0/0xc0 [ 441.116498] __do_softirq+0x30b/0xad8 [ 441.120314] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 441.125427] ? trace_hardirqs_on+0x310/0x310 [ 441.129857] ? schedule+0x108/0x460 [ 441.133501] ? trace_hardirqs_off+0xb8/0x300 [ 441.137913] ? ___might_sleep+0x1ed/0x300 [ 441.142061] ? smpboot_thread_fn+0x68b/0xa00 [ 441.146471] ? trace_hardirqs_on+0x310/0x310 [ 441.150884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.156425] ? check_preemption_disabled+0x48/0x200 [ 441.161447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.166991] ? takeover_tasklets+0xa90/0xa90 [ 441.171407] run_ksoftirqd+0x94/0x100 [ 441.175214] smpboot_thread_fn+0x68b/0xa00 [ 441.179454] ? sort_range+0x30/0x30 [ 441.183087] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 441.188198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.193736] ? __kthread_parkme+0xfb/0x1a0 [ 441.197982] kthread+0x35a/0x420 [ 441.201348] ? sort_range+0x30/0x30 [ 441.204973] ? kthread_bind+0x40/0x40 [ 441.208783] ret_from_fork+0x3a/0x50 [ 441.212512] warn_alloc_show_mem: 1 callbacks suppressed [ 441.212524] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 441.212526] Mem-Info: [ 441.212556] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 441.212556] active_file:18 inactive_file:16 isolated_file:0 [ 441.212556] unevictable:0 dirty:0 writeback:0 unstable:0 [ 441.212556] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 441.212556] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 441.212556] free:13623 free_pcp:186 free_cma:0 [ 441.217912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.224851] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 441.227249] Call Trace: [ 441.260125] Node 0 [ 441.269480] [ 441.297178] 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 [ 441.299750] dump_stack+0x1c4/0x2b4 [ 441.301954] lowmem_reserve[]: 0 [ 441.304112] ? dump_stack_print_info.cold.2+0x52/0x52 [ 441.329596] 2815 6318 [ 441.333258] warn_alloc.cold.118+0xb7/0x1bd [ 441.336492] 6318 [ 441.341693] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.344172] Node 0 [ 441.348499] ? lock_downgrade+0x900/0x900 [ 441.350562] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 441.355390] ? trace_hardirqs_off+0xb8/0x300 [ 441.357593] lowmem_reserve[]: 0 [ 441.361759] ? trace_hardirqs_off+0xb8/0x300 [ 441.388289] 0 [ 441.392719] __alloc_pages_slowpath+0x2667/0x2d80 [ 441.395960] 3503 3503 [ 441.400404] ? warn_alloc+0x120/0x120 [ 441.407001] ? warn_alloc+0x120/0x120 [ 441.409470] Node 0 [ 441.413269] ? print_usage_bug+0xc0/0xc0 [ 441.417074] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 441.419286] ? warn_alloc+0x120/0x120 [ 441.423315] lowmem_reserve[]: 0 [ 441.451710] ? print_usage_bug+0xc0/0xc0 [ 441.455493] 0 [ 441.458779] ? __lock_acquire+0x7ec/0x4ec0 [ 441.462809] 0 0 [ 441.464637] ? __lock_acquire+0x7ec/0x4ec0 [ 441.468854] Node 0 [ 441.470830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.475040] DMA: 1*4kB [ 441.477290] ? should_fail+0x22d/0xd01 [ 441.482796] (U) 0*8kB [ 441.485393] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.489251] 0*16kB 1*32kB [ 441.491756] ? __lock_acquire+0x7ec/0x4ec0 [ 441.496829] (U) 2*64kB [ 441.499704] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.503905] (U) 1*128kB [ 441.506499] ? __lock_acquire+0x7ec/0x4ec0 [ 441.511581] (U) 1*256kB [ 441.514268] ? should_fail+0x22d/0xd01 [ 441.518471] (U) 0*512kB [ 441.521168] ? mark_held_locks+0x130/0x130 [ 441.525016] 1*1024kB (U) [ 441.527705] ? mark_held_locks+0x130/0x130 [ 441.531910] 1*2048kB (M) [ 441.534672] ? graph_lock+0x170/0x170 [ 441.538880] 3*4096kB (M) [ 441.541646] ? graph_lock+0x170/0x170 [ 441.545419] = 15908kB [ 441.545428] Node 0 [ 441.548184] ? graph_lock+0x170/0x170 [ 441.551959] DMA32: 4*4kB [ 441.554378] ? print_usage_bug+0xc0/0xc0 [ 441.556590] (UM) 3*8kB [ 441.560408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.563135] (UM) 1*16kB [ 441.567202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.569759] (M) 2*32kB [ 441.575301] ? check_preemption_disabled+0x48/0x200 [ 441.577961] (UM) [ 441.583500] ? check_preemption_disabled+0x48/0x200 [ 441.586057] 2*64kB (M) [ 441.591093] ? __lock_is_held+0xb5/0x140 [ 441.593126] 4*128kB (UM) [ 441.598160] __alloc_pages_nodemask+0xa80/0xde0 [ 441.600711] 2*256kB (M) [ 441.604782] ? graph_lock+0x170/0x170 [ 441.607510] 4*512kB (UM) [ 441.612195] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 441.614851] 3*1024kB (M) [ 441.618692] ? graph_lock+0x170/0x170 [ 441.621428] 3*2048kB (M) [ 441.626456] ? find_held_lock+0x36/0x1c0 [ 441.629178] 3*4096kB (M) [ 441.632990] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.635716] = 24824kB [ 441.635725] Node 0 [ 441.639782] ? lock_downgrade+0x900/0x900 [ 441.642519] Normal: [ 441.647190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.649573] 2044*4kB [ 441.651809] cache_grow_begin+0x91/0x8c0 [ 441.655933] (UMEH) [ 441.658254] ? do_raw_spin_unlock+0xa7/0x2f0 [ 441.663759] 226*8kB (UMEH) [ 441.666183] fallback_alloc+0x203/0x2e0 [ 441.670212] 46*16kB (UME) [ 441.672465] ____cache_alloc_node+0x1c7/0x1e0 [ 441.676847] 27*32kB (UME) [ 441.679787] kmem_cache_alloc_node+0xe3/0x730 [ 441.683732] 10*64kB (UME) [ 441.686585] ? ipv6_get_ifaddr+0x42e/0x620 [ 441.691052] 4*128kB (UM) [ 441.693910] __alloc_skb+0x119/0x770 [ 441.698374] 0*256kB 2*512kB [ 441.701234] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 441.705434] (U) 0*1024kB [ 441.708201] ? skb_scrub_packet+0x490/0x490 [ 441.711886] 0*2048kB 0*4096kB [ 441.714913] ? lock_downgrade+0x900/0x900 [ 441.720164] = 13760kB [ 441.720179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 441.722939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.727237] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 441.727246] 413 total pagecache pages [ 441.730450] ? refcount_sub_and_test_checked+0x203/0x310 [ 441.734575] 0 pages in swap cache [ 441.736981] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 441.745790] Swap cache stats: add 0, delete 0, find 0/0 [ 441.745800] Free swap = 0kB [ 441.751337] ? addrconf_rs_timer+0x6f0/0x6f0 [ 441.759883] Total swap = 0kB [ 441.759892] 1965979 pages RAM [ 441.763703] ndisc_alloc_skb+0x144/0x340 [ 441.769112] 0 pages HighMem/MovableOnly [ 441.769128] 343323 pages reserved [ 441.772584] ndisc_send_rs+0x331/0x6e0 [ 441.778002] 0 pages cma reserved [ 441.778149] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 441.783375] addrconf_rs_timer+0x3c0/0x6f0 [ 441.786371] ksoftirqd/0 cpuset= [ 441.790781] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.793773] / [ 441.796888] call_timer_fn+0x272/0x920 [ 441.800923] mems_allowed=0 [ 441.804894] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.850273] ? process_timeout+0x40/0x40 [ 441.854334] ? find_held_lock+0x36/0x1c0 [ 441.858406] ? mark_held_locks+0xc7/0x130 [ 441.862561] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.867060] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.871560] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.875797] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 441.880385] ? trace_hardirqs_on+0xbd/0x310 [ 441.884709] ? kasan_check_read+0x11/0x20 [ 441.888869] ? __run_timers+0x7da/0xc70 [ 441.892861] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.898321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.902565] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.906805] __run_timers+0x7e5/0xc70 [ 441.910637] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 441.916005] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 441.921026] ? graph_lock+0x170/0x170 [ 441.924833] ? print_usage_bug+0xc0/0xc0 [ 441.928910] ? lock_release+0x970/0x970 [ 441.932888] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 441.938085] ? find_held_lock+0x36/0x1c0 [ 441.942153] ? graph_lock+0x170/0x170 [ 441.945968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.951522] ? check_preemption_disabled+0x48/0x200 [ 441.956552] ? __lock_is_held+0xb5/0x140 [ 441.960628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.966180] ? check_preemption_disabled+0x48/0x200 [ 441.971216] run_timer_softirq+0x52/0xb0 [ 441.975279] ? rcu_read_lock_sched_held+0x108/0x120 [ 441.980301] __do_softirq+0x30b/0xad8 [ 441.984114] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 441.989228] ? pvclock_read_flags+0x160/0x160 [ 441.993727] ? lapic_next_event+0x5a/0x90 [ 441.997880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.003420] ? check_preemption_disabled+0x48/0x200 [ 442.008435] ? check_preemption_disabled+0x48/0x200 [ 442.013457] ? kvm_clock_read+0x18/0x30 [ 442.017432] ? kvm_sched_clock_read+0x9/0x20 [ 442.021866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.027409] ? check_preemption_disabled+0x48/0x200 [ 442.032466] irq_exit+0x17f/0x1c0 [ 442.035928] smp_apic_timer_interrupt+0x1cb/0x760 [ 442.040772] ? smp_reschedule_interrupt+0x109/0x650 [ 442.045791] ? smp_call_function_single_interrupt+0x650/0x650 [ 442.051677] ? interrupt_entry+0xb5/0xf0 [ 442.055740] ? trace_hardirqs_off_caller+0xbb/0x300 [ 442.061250] ? trace_hardirqs_off_caller+0xbb/0x300 [ 442.066274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.071221] ? trace_hardirqs_off+0x300/0x300 [ 442.075717] ? trace_hardirqs_off+0x300/0x300 [ 442.080334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.085875] ? check_preemption_disabled+0x48/0x200 [ 442.090892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.096438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.101294] apic_timer_interrupt+0xf/0x20 [ 442.105521] [ 442.107761] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 442.113476] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 442.133145] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 442.140869] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 442.148170] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 442.155436] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 442.162711] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 442.169980] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 442.177284] cgroup_file_notify+0x226/0x2f0 [ 442.181623] ? cgroup_procs_write_finish+0xf0/0xf0 [ 442.186558] ? print_usage_bug+0xc0/0xc0 [ 442.190644] ? find_held_lock+0x36/0x1c0 [ 442.194708] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.200261] shrink_node+0x5e1/0x16b0 [ 442.204065] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 442.209371] ? shrink_node_memcg+0x18e0/0x18e0 [ 442.213965] ? kvm_clock_read+0x18/0x30 [ 442.218030] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 442.223060] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 442.227557] ? kasan_check_write+0x14/0x20 [ 442.231795] ? do_raw_spin_lock+0xc1/0x200 [ 442.236034] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 442.241575] ? __cpuset_node_allowed+0x19b/0x660 [ 442.246334] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 442.252047] ? delayacct_end+0x5a/0x100 [ 442.256041] do_try_to_free_pages+0x3e7/0x1290 [ 442.260653] ? shrink_node+0x16b0/0x16b0 [ 442.264718] ? __lock_is_held+0xb5/0x140 [ 442.268796] try_to_free_pages+0x4d0/0xb90 [ 442.273041] ? do_try_to_free_pages+0x1290/0x1290 [ 442.277892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.283454] ? lock_acquire+0x1ed/0x520 [ 442.287430] ? set_page_refcounted+0x280/0x280 [ 442.292024] ? lock_release+0x970/0x970 [ 442.296005] ? ___might_sleep+0x1ed/0x300 [ 442.300161] ? arch_local_save_flags+0x40/0x40 [ 442.304763] __alloc_pages_slowpath+0x993/0x2d80 [ 442.309552] ? warn_alloc+0x120/0x120 [ 442.313366] ? __radix_tree_lookup+0x4c0/0x4c0 [ 442.317970] ? find_get_entry+0x2f2/0xc40 [ 442.322130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.327674] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 442.332603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.338169] ? should_fail+0x22d/0xd01 [ 442.342063] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.347166] ? __lock_is_held+0xb5/0x140 [ 442.351264] ? __lock_is_held+0xb5/0x140 [ 442.355339] ? __lock_acquire+0x7ec/0x4ec0 [ 442.359593] ? ___might_sleep+0x1ed/0x300 [ 442.363744] ? lock_release+0x970/0x970 [ 442.367725] ? arch_local_save_flags+0x40/0x40 [ 442.372319] ? __might_sleep+0x95/0x190 [ 442.376304] __alloc_pages_nodemask+0xa80/0xde0 [ 442.380981] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 442.386016] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 442.391817] ? kasan_check_read+0x11/0x20 [ 442.395979] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.401265] ? graph_lock+0x170/0x170 [ 442.405069] ? print_usage_bug+0xc0/0xc0 [ 442.409137] ? graph_lock+0x170/0x170 [ 442.412944] ? graph_lock+0x170/0x170 [ 442.416746] ? __do_page_cache_readahead+0x7ce/0x980 [ 442.421863] ? find_held_lock+0x36/0x1c0 [ 442.425939] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 442.431486] alloc_pages_current+0x10c/0x210 [ 442.435895] ? lock_downgrade+0x900/0x900 [ 442.440049] __page_cache_alloc+0x38f/0x5b0 [ 442.444371] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 442.450166] ? kasan_check_read+0x11/0x20 [ 442.454322] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.459603] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 442.464281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.469821] ? check_preemption_disabled+0x48/0x200 [ 442.474862] filemap_fault+0x1594/0x25f0 [ 442.478945] ? __lock_page_or_retry+0xa00/0xa00 [ 442.483623] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 442.489421] ? kasan_check_read+0x11/0x20 [ 442.493574] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.498859] ? rcu_bh_qs+0xc0/0xc0 [ 442.502409] ? print_usage_bug+0xc0/0xc0 [ 442.506477] ? filemap_map_pages+0xdea/0x1980 [ 442.510984] ? print_usage_bug+0xc0/0xc0 [ 442.515055] ? find_get_pages_range_tag+0x1320/0x1320 [ 442.520244] ? print_usage_bug+0xc0/0xc0 [ 442.524307] ? __lock_acquire+0x7ec/0x4ec0 [ 442.528545] ? graph_lock+0x170/0x170 [ 442.532356] ? __sigqueue_free.part.27+0x7d/0xa0 [ 442.537121] ? __lock_acquire+0x7ec/0x4ec0 [ 442.541374] ? lock_acquire+0x1ed/0x520 [ 442.545354] ? ext4_filemap_fault+0x7a/0xad [ 442.549683] ? lock_release+0x970/0x970 [ 442.553663] ? arch_local_save_flags+0x40/0x40 [ 442.558249] ? mark_held_locks+0x130/0x130 [ 442.562498] ? down_read+0xb0/0x1d0 [ 442.566124] ? ext4_filemap_fault+0x7a/0xad [ 442.570447] ? __down_interruptible+0x700/0x700 [ 442.575124] ? graph_lock+0x170/0x170 [ 442.578936] ? __sigqueue_free.part.27+0x7d/0xa0 [ 442.583713] ext4_filemap_fault+0x82/0xad [ 442.587873] __do_fault+0x100/0x6b0 [ 442.591508] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.596802] ? print_bad_pte+0x6c0/0x6c0 [ 442.600885] ? pmd_val+0x88/0x100 [ 442.604344] ? add_mm_counter_fast+0xd0/0xd0 [ 442.608755] ? pmd_val+0x88/0x100 [ 442.612211] ? add_mm_counter_fast+0xd0/0xd0 [ 442.616635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.622187] __handle_mm_fault+0x3709/0x53e0 [ 442.626608] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 442.631458] ? graph_lock+0x170/0x170 [ 442.635269] ? print_usage_bug+0xc0/0xc0 [ 442.639339] ? graph_lock+0x170/0x170 [ 442.643138] ? graph_lock+0x170/0x170 [ 442.646965] ? handle_mm_fault+0x42a/0xc70 [ 442.651203] ? lock_downgrade+0x900/0x900 [ 442.655348] ? check_preemption_disabled+0x48/0x200 [ 442.660374] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 442.666195] ? kasan_check_read+0x11/0x20 [ 442.670344] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.675627] ? rcu_bh_qs+0xc0/0xc0 [ 442.679168] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 442.684631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.690181] ? check_preemption_disabled+0x48/0x200 [ 442.695213] handle_mm_fault+0x54f/0xc70 [ 442.699282] ? __handle_mm_fault+0x53e0/0x53e0 [ 442.703878] ? find_vma+0x34/0x190 [ 442.707429] __do_page_fault+0x67d/0xed0 [ 442.711504] ? mm_fault_error+0x380/0x380 [ 442.715661] ? syscall_slow_exit_work+0x520/0x520 [ 442.720514] do_page_fault+0xf2/0x7e0 [ 442.724321] ? vmalloc_sync_all+0x30/0x30 [ 442.728473] ? error_entry+0x70/0xd0 [ 442.732194] ? trace_hardirqs_off_caller+0xbb/0x300 [ 442.737209] ? trace_hardirqs_on_caller+0xc0/0x300 [ 442.742142] ? syscall_return_slowpath+0x5e0/0x5e0 [ 442.747072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.751921] ? trace_hardirqs_off+0x300/0x300 [ 442.756414] ? trace_hardirqs_off_caller+0x300/0x300 [ 442.761524] ? prepare_exit_to_usermode+0x291/0x3b0 [ 442.766546] ? page_fault+0x8/0x30 [ 442.770094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.774942] ? page_fault+0x8/0x30 [ 442.778486] page_fault+0x1e/0x30 [ 442.781942] RIP: 0033:0x45db60 [ 442.785141] Code: Bad RIP value. [ 442.788504] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 442.793873] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 442.801144] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 442.808411] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 442.815677] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 442.823048] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 442.830348] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 442.830425] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 442.837119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.837125] Call Trace: [ 442.837147] dump_stack+0x1c4/0x2b4 [ 442.837171] ? dump_stack_print_info.cold.2+0x52/0x52 [ 442.843734] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.853010] warn_alloc.cold.118+0xb7/0x1bd [ 442.855567] syz-fuzzer cpuset= [ 442.859190] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 442.864361] / [ 442.874585] ? lock_downgrade+0x900/0x900 [ 442.878888] mems_allowed=0 [ 442.882087] ? trace_hardirqs_off+0xb8/0x300 [ 442.900065] ? trace_hardirqs_off+0xb8/0x300 [ 442.904487] __alloc_pages_slowpath+0x2667/0x2d80 [ 442.909366] ? warn_alloc+0x120/0x120 [ 442.913171] ? pskb_put+0xb0/0xb0 [ 442.916631] ? warn_alloc+0x120/0x120 [ 442.920437] ? print_usage_bug+0xc0/0xc0 [ 442.924502] ? warn_alloc+0x120/0x120 [ 442.928303] ? print_usage_bug+0xc0/0xc0 [ 442.932372] ? __kfree_skb+0x20/0x20 [ 442.936095] ? ipv6_chk_mcast_addr+0x377/0x940 [ 442.940692] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.946230] ? should_fail+0x22d/0xd01 [ 442.950129] ? ipv6_dev_mc_dec+0x260/0x260 [ 442.954886] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.959996] ? __lock_acquire+0x7ec/0x4ec0 [ 442.964238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.969343] ? should_fail+0x22d/0xd01 [ 442.973243] ? mark_held_locks+0x130/0x130 [ 442.977480] ? mark_held_locks+0x130/0x130 [ 442.981721] ? ipv6_rcv+0x42a/0x650 [ 442.985355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.990894] ? check_preemption_disabled+0x48/0x200 [ 442.995913] ? check_preemption_disabled+0x48/0x200 [ 443.000938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.006480] ? check_preemption_disabled+0x48/0x200 [ 443.011494] ? check_preemption_disabled+0x48/0x200 [ 443.016545] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 443.022083] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 443.027367] ? rcu_pm_notify+0xc0/0xc0 [ 443.031264] __alloc_pages_nodemask+0xa80/0xde0 [ 443.035937] ? graph_lock+0x170/0x170 [ 443.039751] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 443.044768] ? graph_lock+0x170/0x170 [ 443.048587] ? find_held_lock+0x36/0x1c0 [ 443.052661] ? ____cache_alloc_node+0x1c7/0x1e0 [ 443.057335] ? lock_downgrade+0x900/0x900 [ 443.061495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.067041] cache_grow_begin+0x91/0x8c0 [ 443.071104] ? do_raw_spin_unlock+0xa7/0x2f0 [ 443.075529] fallback_alloc+0x203/0x2e0 [ 443.079514] ____cache_alloc_node+0x1c7/0x1e0 [ 443.084022] kmem_cache_alloc+0x1f8/0x730 [ 443.088194] ? netif_receive_skb_internal+0x620/0x620 [ 443.093400] __build_skb+0xab/0x430 [ 443.097034] ? skb_try_coalesce+0x1b70/0x1b70 [ 443.101539] ? __alloc_pages_nodemask+0xde0/0xde0 [ 443.106386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.111924] ? check_preemption_disabled+0x48/0x200 [ 443.116948] __napi_alloc_skb+0x1d6/0x310 [ 443.121111] page_to_skb.isra.42+0xee/0x960 [ 443.125442] ? check_preemption_disabled+0x48/0x200 [ 443.130462] ? virtnet_remove+0xf0/0xf0 [ 443.134438] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 443.140232] ? kasan_check_read+0x11/0x20 [ 443.144385] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 443.149666] ? rcu_bh_qs+0xc0/0xc0 [ 443.153228] receive_mergeable+0x15af/0x3c40 [ 443.157647] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 443.163361] ? ip6t_do_table+0xded/0x1d30 [ 443.167523] ? virtnet_probe+0x2320/0x2320 [ 443.171761] ? audit_add_watch+0xae1/0xdc0 [ 443.175995] ? check_preemption_disabled+0x48/0x200 [ 443.181008] ? check_preemption_disabled+0x48/0x200 [ 443.186041] ? __lock_is_held+0xb5/0x140 [ 443.190127] ? rcu_read_lock_sched_held+0x108/0x120 [ 443.195156] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 443.200701] ? tg_unthrottle_up+0x220/0x220 [ 443.205049] ? update_load_avg+0x13b8/0x2470 [ 443.209462] ? __lock_is_held+0xb5/0x140 [ 443.213526] ? graph_lock+0x170/0x170 [ 443.217336] ? attach_entity_load_avg+0x860/0x860 [ 443.222186] ? graph_lock+0x170/0x170 [ 443.225990] ? graph_lock+0x170/0x170 [ 443.229803] ? rb_erase+0x3710/0x3710 [ 443.233608] ? mark_held_locks+0x130/0x130 [ 443.237852] ? print_usage_bug+0xc0/0xc0 [ 443.241923] ? graph_lock+0x170/0x170 [ 443.245723] ? find_held_lock+0x36/0x1c0 [ 443.249791] ? print_usage_bug+0xc0/0xc0 [ 443.253859] ? cpuacct_charge+0x265/0x440 [ 443.258017] ? __lock_acquire+0x7ec/0x4ec0 [ 443.262261] ? update_curr+0x4cf/0xbe0 [ 443.266149] ? graph_lock+0x170/0x170 [ 443.269957] ? __update_load_avg_se+0x664/0xb90 [ 443.274627] ? mark_held_locks+0x130/0x130 [ 443.278875] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 443.284671] ? kasan_check_read+0x11/0x20 [ 443.288829] ? __update_load_avg_blocked_se+0x730/0x730 [ 443.294207] ? __update_load_avg_se+0xb90/0xb90 [ 443.298895] ? update_load_avg+0x387/0x2470 [ 443.303222] ? select_task_rq_fair+0x754/0x34f0 [ 443.307913] ? attach_entity_load_avg+0x860/0x860 [ 443.312753] ? graph_lock+0x170/0x170 [ 443.316561] ? account_entity_enqueue+0x3a3/0x660 [ 443.321406] ? graph_lock+0x170/0x170 [ 443.325218] ? rb_erase+0x3710/0x3710 [ 443.329022] ? mark_held_locks+0x130/0x130 [ 443.333258] ? rb_erase_cached+0xc78/0x3720 [ 443.337586] ? graph_lock+0x170/0x170 [ 443.341387] ? find_held_lock+0x36/0x1c0 [ 443.345454] ? print_usage_bug+0xc0/0xc0 [ 443.349513] ? print_usage_bug+0xc0/0xc0 [ 443.353582] ? print_usage_bug+0xc0/0xc0 [ 443.357646] ? print_usage_bug+0xc0/0xc0 [ 443.361725] receive_buf+0xb4c/0x3380 [ 443.365531] ? __lock_acquire+0x7ec/0x4ec0 [ 443.369782] ? receive_mergeable+0x3c40/0x3c40 [ 443.374374] ? mark_held_locks+0x130/0x130 [ 443.378610] ? mark_held_locks+0x130/0x130 [ 443.382862] ? mark_held_locks+0x130/0x130 [ 443.387099] ? mark_held_locks+0x130/0x130 [ 443.391335] ? print_usage_bug+0xc0/0xc0 [ 443.395398] ? __account_cfs_rq_runtime+0x790/0x790 [ 443.400432] ? __lock_acquire+0x7ec/0x4ec0 [ 443.404688] ? graph_lock+0x170/0x170 [ 443.408492] ? print_usage_bug+0xc0/0xc0 [ 443.412558] ? graph_lock+0x170/0x170 [ 443.416358] ? put_prev_task_fair+0x80/0x80 [ 443.420686] ? update_curr+0x344/0xbe0 [ 443.424573] ? __update_load_avg_se+0xb90/0xb90 [ 443.429241] ? __lock_is_held+0xb5/0x140 [ 443.433308] ? find_held_lock+0x36/0x1c0 [ 443.437372] ? graph_lock+0x170/0x170 [ 443.441175] ? print_usage_bug+0xc0/0xc0 [ 443.445239] ? debug_object_activate+0x402/0x600 [ 443.450000] ? lock_downgrade+0x900/0x900 [ 443.454162] ? find_held_lock+0x36/0x1c0 [ 443.458231] ? mark_held_locks+0xc7/0x130 [ 443.462381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.467919] ? vring_use_dma_api+0xa5/0xc0 [ 443.472155] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 443.477694] ? vring_unmap_one+0x5a/0x410 [ 443.481854] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 443.486445] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 443.491986] ? detach_buf+0x34b/0x5d0 [ 443.495801] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 443.501337] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 443.506098] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 443.511213] ? detach_buf+0x5d0/0x5d0 [ 443.515015] ? __lock_acquire+0x7ec/0x4ec0 [ 443.519269] virtnet_poll+0x421/0x105f [ 443.523173] ? receive_buf+0x3380/0x3380 [ 443.527246] ? estimation_timer+0x5d0/0x890 [ 443.531572] ? net_rx_action+0x480/0x1950 [ 443.535722] ? net_rx_action+0x480/0x1950 [ 443.539875] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 443.544475] ? call_timer_fn+0x2c0/0x920 [ 443.548537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.554075] ? check_preemption_disabled+0x48/0x200 [ 443.559098] net_rx_action+0x7c5/0x1950 [ 443.563095] ? napi_complete_done+0x6d0/0x6d0 [ 443.567598] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 443.572642] ? __run_timers+0xa20/0xc70 [ 443.576623] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.581130] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.585635] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 443.590244] ? trace_hardirqs_on+0xbd/0x310 [ 443.594600] ? kasan_check_read+0x11/0x20 [ 443.598755] ? __run_timers+0xa20/0xc70 [ 443.602743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.608290] ? _raw_spin_unlock_irq+0x60/0x80 [ 443.612792] ? __run_timers+0xa4a/0xc70 [ 443.616784] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 443.622148] ? compat_start_thread+0x80/0x80 [ 443.626562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.632106] ? kasan_check_write+0x14/0x20 [ 443.636358] ? finish_task_switch+0x2f5/0x900 [ 443.640863] ? __switch_to_asm+0x40/0x70 [ 443.644934] ? preempt_notifier_register+0x200/0x200 [ 443.650038] ? __switch_to_asm+0x34/0x70 [ 443.654126] ? __switch_to_asm+0x40/0x70 [ 443.658191] ? __switch_to_asm+0x34/0x70 [ 443.662254] ? __switch_to_asm+0x40/0x70 [ 443.666313] ? __switch_to_asm+0x34/0x70 [ 443.670373] ? __switch_to_asm+0x40/0x70 [ 443.674448] ? pvclock_read_flags+0x160/0x160 [ 443.678949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.684486] ? check_preemption_disabled+0x48/0x200 [ 443.689504] ? check_preemption_disabled+0x48/0x200 [ 443.694534] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 443.700075] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 443.705358] ? rcu_pm_notify+0xc0/0xc0 [ 443.709268] __do_softirq+0x30b/0xad8 [ 443.713087] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 443.718196] ? trace_hardirqs_on+0x310/0x310 [ 443.722620] ? schedule+0x108/0x460 [ 443.726261] ? trace_hardirqs_off+0xb8/0x300 [ 443.730671] ? ___might_sleep+0x1ed/0x300 [ 443.734819] ? smpboot_thread_fn+0x68b/0xa00 [ 443.739234] ? trace_hardirqs_on+0x310/0x310 [ 443.743646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.749184] ? check_preemption_disabled+0x48/0x200 [ 443.754204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.759744] ? takeover_tasklets+0xa90/0xa90 [ 443.764158] run_ksoftirqd+0x94/0x100 [ 443.767964] smpboot_thread_fn+0x68b/0xa00 [ 443.772203] ? sort_range+0x30/0x30 [ 443.775845] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 443.780961] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.786500] ? __kthread_parkme+0xfb/0x1a0 [ 443.790744] kthread+0x35a/0x420 [ 443.794119] ? sort_range+0x30/0x30 [ 443.797746] ? kthread_bind+0x40/0x40 [ 443.801550] ret_from_fork+0x3a/0x50 [ 443.805277] warn_alloc_show_mem: 1 callbacks suppressed [ 443.805290] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 443.805292] Mem-Info: [ 443.805323] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 443.805323] active_file:18 inactive_file:16 isolated_file:0 [ 443.805323] unevictable:0 dirty:0 writeback:0 unstable:0 [ 443.805323] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 443.805323] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 443.805323] free:13623 free_pcp:186 free_cma:0 [ 443.810670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.817601] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 443.820003] Call Trace: [ 443.852871] Node 0 [ 443.862216] [ 443.889898] 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 [ 443.892462] dump_stack+0x1c4/0x2b4 [ 443.894667] lowmem_reserve[]: 0 [ 443.896958] ? dump_stack_print_info.cold.2+0x52/0x52 [ 443.922431] 2815 6318 [ 443.926084] warn_alloc.cold.118+0xb7/0x1bd [ 443.929330] 6318 [ 443.934526] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.937006] Node 0 [ 443.941352] ? lock_downgrade+0x900/0x900 [ 443.943419] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 443.948239] ? trace_hardirqs_off+0xb8/0x300 [ 443.950441] lowmem_reserve[]: 0 [ 443.954597] ? trace_hardirqs_off+0xb8/0x300 [ 443.981121] 0 [ 443.985535] __alloc_pages_slowpath+0x2667/0x2d80 [ 443.988778] 3503 3503 [ 443.993222] ? warn_alloc+0x120/0x120 [ 443.994982] Node 0 [ 443.999826] ? trace_hardirqs_on+0x310/0x310 [ 444.002337] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 444.006112] ? warn_alloc+0x120/0x120 [ 444.008331] lowmem_reserve[]: 0 [ 444.012747] ? print_usage_bug+0xc0/0xc0 [ 444.041092] 0 0 [ 444.044919] ? warn_alloc+0x120/0x120 [ 444.048171] 0 [ 444.052228] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.057978] ? print_usage_bug+0xc0/0xc0 [ 444.060074] Node 0 [ 444.065088] ? __lock_acquire+0x7ec/0x4ec0 [ 444.069125] DMA: 1*4kB [ 444.071370] ? __lock_acquire+0x7ec/0x4ec0 [ 444.075575] (U) 0*8kB [ 444.078168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.082383] 0*16kB [ 444.084880] ? should_fail+0x22d/0xd01 [ 444.090386] 1*32kB (U) [ 444.092638] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.096490] 2*64kB (U) [ 444.099082] ? __lock_acquire+0x7ec/0x4ec0 [ 444.104155] 1*128kB (U) [ 444.106748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.110960] 1*256kB [ 444.113631] ? __lock_acquire+0x7ec/0x4ec0 [ 444.118699] (U) 0*512kB [ 444.121662] ? should_fail+0x22d/0xd01 [ 444.125872] 1*1024kB (U) [ 444.128542] ? print_usage_bug+0xc0/0xc0 [ 444.128568] ? mark_held_locks+0x130/0x130 [ 444.132427] 1*2048kB (M) [ 444.135191] ? mark_held_locks+0x130/0x130 [ 444.139228] 3*4096kB (M) [ 444.143479] ? graph_lock+0x170/0x170 [ 444.146204] = 15908kB [ 444.146214] Node 0 [ 444.150450] ? print_usage_bug+0xc0/0xc0 [ 444.153183] DMA32: 4*4kB [ 444.156994] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 444.159383] (UM) [ 444.161627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.165662] 3*8kB [ 444.168414] ? check_preemption_disabled+0x48/0x200 [ 444.173145] (UM) 1*16kB [ 444.175212] ? check_preemption_disabled+0x48/0x200 [ 444.180723] (M) 2*32kB [ 444.182889] ? __lock_is_held+0xb5/0x140 [ 444.187891] (UM) 2*64kB [ 444.190575] __alloc_pages_nodemask+0xa80/0xde0 [ 444.195564] (M) [ 444.198150] ? graph_lock+0x170/0x170 [ 444.202184] 4*128kB (UM) [ 444.204872] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 444.209514] 2*256kB (M) [ 444.211498] ? graph_lock+0x170/0x170 [ 444.215271] 4*512kB (UM) [ 444.218048] ? find_held_lock+0x36/0x1c0 [ 444.223030] 3*1024kB (M) [ 444.225719] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.229483] 3*2048kB (M) [ 444.232248] ? lock_downgrade+0x900/0x900 [ 444.236284] 3*4096kB (M) [ 444.239053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.243690] = 24824kB [ 444.243700] Node 0 [ 444.246459] cache_grow_begin+0x91/0x8c0 [ 444.250578] Normal: 2044*4kB [ 444.253350] ? do_raw_spin_unlock+0xa7/0x2f0 [ 444.258860] (UMEH) 226*8kB [ 444.261291] fallback_alloc+0x203/0x2e0 [ 444.263495] (UMEH) 46*16kB [ 444.267569] ____cache_alloc_node+0x1c7/0x1e0 [ 444.270641] (UME) 27*32kB [ 444.275057] kmem_cache_alloc_node+0xe3/0x730 [ 444.277967] (UME) [ 444.281937] ? ipv6_get_ifaddr+0x42e/0x620 [ 444.284846] 10*64kB (UME) [ 444.289352] __alloc_skb+0x119/0x770 [ 444.292163] 4*128kB (UM) 0*256kB 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB [ 444.292212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 444.292222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 444.292227] 413 total pagecache pages [ 444.292242] 0 pages in swap cache [ 444.292249] Swap cache stats: add 0, delete 0, find 0/0 [ 444.292254] Free swap = 0kB [ 444.292258] Total swap = 0kB [ 444.292264] 1965979 pages RAM [ 444.292277] 0 pages HighMem/MovableOnly [ 444.296770] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 444.298894] 343323 pages reserved [ 444.298904] 0 pages cma reserved [ 444.303138] ? skb_scrub_packet+0x490/0x490 [ 444.306091] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.309675] ? lock_downgrade+0x900/0x900 [ 444.317278] ksoftirqd/0 cpuset= [ 444.326123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.334676] / [ 444.338476] ? refcount_sub_and_test_checked+0x203/0x310 [ 444.341909] mems_allowed=0 [ 444.347265] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 444.415432] ? addrconf_rs_timer+0x6f0/0x6f0 [ 444.419871] ndisc_alloc_skb+0x144/0x340 [ 444.423958] ndisc_send_rs+0x331/0x6e0 [ 444.427878] addrconf_rs_timer+0x3c0/0x6f0 [ 444.432131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.436387] call_timer_fn+0x272/0x920 [ 444.440280] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.444521] ? process_timeout+0x40/0x40 [ 444.448893] ? find_held_lock+0x36/0x1c0 [ 444.452967] ? mark_held_locks+0xc7/0x130 [ 444.457120] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.461624] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.466121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.470359] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 444.474944] ? trace_hardirqs_on+0xbd/0x310 [ 444.479264] ? kasan_check_read+0x11/0x20 [ 444.483414] ? __run_timers+0x7da/0xc70 [ 444.487412] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 444.492876] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.497121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.501361] __run_timers+0x7e5/0xc70 [ 444.505179] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 444.510546] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 444.515565] ? graph_lock+0x170/0x170 [ 444.519374] ? print_usage_bug+0xc0/0xc0 [ 444.523433] ? lock_release+0x970/0x970 [ 444.527411] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 444.532631] ? find_held_lock+0x36/0x1c0 [ 444.536697] ? graph_lock+0x170/0x170 [ 444.540508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.546050] ? check_preemption_disabled+0x48/0x200 [ 444.551084] ? __lock_is_held+0xb5/0x140 [ 444.555152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.560694] ? check_preemption_disabled+0x48/0x200 [ 444.565721] run_timer_softirq+0x52/0xb0 [ 444.569783] ? rcu_read_lock_sched_held+0x108/0x120 [ 444.574801] __do_softirq+0x30b/0xad8 [ 444.578621] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 444.583736] ? pvclock_read_flags+0x160/0x160 [ 444.588232] ? lapic_next_event+0x5a/0x90 [ 444.592384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.597921] ? check_preemption_disabled+0x48/0x200 [ 444.602941] ? check_preemption_disabled+0x48/0x200 [ 444.607973] ? kvm_clock_read+0x18/0x30 [ 444.611953] ? kvm_sched_clock_read+0x9/0x20 [ 444.616370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.621909] ? check_preemption_disabled+0x48/0x200 [ 444.626945] irq_exit+0x17f/0x1c0 [ 444.630411] smp_apic_timer_interrupt+0x1cb/0x760 [ 444.635280] ? smp_reschedule_interrupt+0x109/0x650 [ 444.640305] ? smp_call_function_single_interrupt+0x650/0x650 [ 444.646196] ? interrupt_entry+0xb5/0xf0 [ 444.650264] ? trace_hardirqs_off_caller+0xbb/0x300 [ 444.655278] ? trace_hardirqs_off_caller+0xbb/0x300 [ 444.660297] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.665233] ? trace_hardirqs_off+0x300/0x300 [ 444.669727] ? trace_hardirqs_off+0x300/0x300 [ 444.674226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.679769] ? check_preemption_disabled+0x48/0x200 [ 444.684789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.690335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.695199] apic_timer_interrupt+0xf/0x20 [ 444.699428] [ 444.701680] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 444.707403] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 444.726308] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 444.734021] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 444.741290] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 444.748563] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 444.755843] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 444.763112] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 444.770428] cgroup_file_notify+0x226/0x2f0 [ 444.774760] ? cgroup_procs_write_finish+0xf0/0xf0 [ 444.779693] ? print_usage_bug+0xc0/0xc0 [ 444.783762] ? find_held_lock+0x36/0x1c0 [ 444.787828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.793394] shrink_node+0x5e1/0x16b0 [ 444.797201] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 444.802511] ? shrink_node_memcg+0x18e0/0x18e0 [ 444.807103] ? kvm_clock_read+0x18/0x30 [ 444.811092] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.816125] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 444.820624] ? kasan_check_write+0x14/0x20 [ 444.824867] ? do_raw_spin_lock+0xc1/0x200 [ 444.829104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 444.834646] ? __cpuset_node_allowed+0x19b/0x660 [ 444.839410] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 444.845125] ? delayacct_end+0x5a/0x100 [ 444.849119] do_try_to_free_pages+0x3e7/0x1290 [ 444.853726] ? shrink_node+0x16b0/0x16b0 [ 444.857792] ? __lock_is_held+0xb5/0x140 [ 444.861880] try_to_free_pages+0x4d0/0xb90 [ 444.866127] ? do_try_to_free_pages+0x1290/0x1290 [ 444.871059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.876640] ? lock_acquire+0x1ed/0x520 [ 444.880624] ? set_page_refcounted+0x280/0x280 [ 444.885217] ? lock_release+0x970/0x970 [ 444.889203] ? ___might_sleep+0x1ed/0x300 [ 444.893357] ? arch_local_save_flags+0x40/0x40 [ 444.897955] __alloc_pages_slowpath+0x993/0x2d80 [ 444.902749] ? warn_alloc+0x120/0x120 [ 444.906552] ? __radix_tree_lookup+0x4c0/0x4c0 [ 444.911150] ? find_get_entry+0x2f2/0xc40 [ 444.915316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.920867] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 444.925817] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.931371] ? should_fail+0x22d/0xd01 [ 444.935269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.940391] ? __lock_is_held+0xb5/0x140 [ 444.944490] ? __lock_is_held+0xb5/0x140 [ 444.948568] ? __lock_acquire+0x7ec/0x4ec0 [ 444.953140] ? ___might_sleep+0x1ed/0x300 [ 444.957291] ? lock_release+0x970/0x970 [ 444.961270] ? arch_local_save_flags+0x40/0x40 [ 444.965877] ? __might_sleep+0x95/0x190 [ 444.969872] __alloc_pages_nodemask+0xa80/0xde0 [ 444.974559] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 444.979585] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 444.985388] ? kasan_check_read+0x11/0x20 [ 444.989540] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 444.994823] ? graph_lock+0x170/0x170 [ 444.998640] ? print_usage_bug+0xc0/0xc0 [ 445.002706] ? graph_lock+0x170/0x170 [ 445.006513] ? graph_lock+0x170/0x170 [ 445.010324] ? __do_page_cache_readahead+0x7ce/0x980 [ 445.015439] ? find_held_lock+0x36/0x1c0 [ 445.019509] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 445.025054] alloc_pages_current+0x10c/0x210 [ 445.029469] ? lock_downgrade+0x900/0x900 [ 445.033641] __page_cache_alloc+0x38f/0x5b0 [ 445.037976] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 445.043780] ? kasan_check_read+0x11/0x20 [ 445.047938] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.053233] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 445.057913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.063466] ? check_preemption_disabled+0x48/0x200 [ 445.068503] filemap_fault+0x1594/0x25f0 [ 445.072588] ? __lock_page_or_retry+0xa00/0xa00 [ 445.077267] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 445.083065] ? kasan_check_read+0x11/0x20 [ 445.087219] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.092495] ? rcu_bh_qs+0xc0/0xc0 [ 445.096046] ? print_usage_bug+0xc0/0xc0 [ 445.100120] ? filemap_map_pages+0xdea/0x1980 [ 445.104637] ? print_usage_bug+0xc0/0xc0 [ 445.108709] ? find_get_pages_range_tag+0x1320/0x1320 [ 445.113902] ? print_usage_bug+0xc0/0xc0 [ 445.117965] ? __lock_acquire+0x7ec/0x4ec0 [ 445.122205] ? graph_lock+0x170/0x170 [ 445.126013] ? __sigqueue_free.part.27+0x7d/0xa0 [ 445.130779] ? __lock_acquire+0x7ec/0x4ec0 [ 445.135032] ? lock_acquire+0x1ed/0x520 [ 445.139011] ? ext4_filemap_fault+0x7a/0xad [ 445.143342] ? lock_release+0x970/0x970 [ 445.147316] ? arch_local_save_flags+0x40/0x40 [ 445.151911] ? mark_held_locks+0x130/0x130 [ 445.156165] ? down_read+0xb0/0x1d0 [ 445.159792] ? ext4_filemap_fault+0x7a/0xad [ 445.164116] ? __down_interruptible+0x700/0x700 [ 445.168793] ? graph_lock+0x170/0x170 [ 445.172601] ? __sigqueue_free.part.27+0x7d/0xa0 [ 445.177376] ext4_filemap_fault+0x82/0xad [ 445.181532] __do_fault+0x100/0x6b0 [ 445.185160] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.190447] ? print_bad_pte+0x6c0/0x6c0 [ 445.194518] ? pmd_val+0x88/0x100 [ 445.197995] ? add_mm_counter_fast+0xd0/0xd0 [ 445.202409] ? pmd_val+0x88/0x100 [ 445.205884] ? add_mm_counter_fast+0xd0/0xd0 [ 445.210303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.215860] __handle_mm_fault+0x3709/0x53e0 [ 445.220284] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 445.225129] ? graph_lock+0x170/0x170 [ 445.228934] ? print_usage_bug+0xc0/0xc0 [ 445.233002] ? graph_lock+0x170/0x170 [ 445.236804] ? graph_lock+0x170/0x170 [ 445.240643] ? handle_mm_fault+0x42a/0xc70 [ 445.244884] ? lock_downgrade+0x900/0x900 [ 445.249033] ? check_preemption_disabled+0x48/0x200 [ 445.254060] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 445.259860] ? kasan_check_read+0x11/0x20 [ 445.264013] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.269296] ? rcu_bh_qs+0xc0/0xc0 [ 445.272849] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.278319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.283865] ? check_preemption_disabled+0x48/0x200 [ 445.288901] handle_mm_fault+0x54f/0xc70 [ 445.292970] ? __handle_mm_fault+0x53e0/0x53e0 [ 445.297556] ? find_vma+0x34/0x190 [ 445.301113] __do_page_fault+0x67d/0xed0 [ 445.305194] ? mm_fault_error+0x380/0x380 [ 445.309349] ? syscall_slow_exit_work+0x520/0x520 [ 445.314200] do_page_fault+0xf2/0x7e0 [ 445.318009] ? vmalloc_sync_all+0x30/0x30 [ 445.322159] ? error_entry+0x70/0xd0 [ 445.325880] ? trace_hardirqs_off_caller+0xbb/0x300 [ 445.330897] ? trace_hardirqs_on_caller+0xc0/0x300 [ 445.335828] ? syscall_return_slowpath+0x5e0/0x5e0 [ 445.340773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.345629] ? trace_hardirqs_off+0x300/0x300 [ 445.350127] ? trace_hardirqs_off_caller+0x300/0x300 [ 445.355241] ? prepare_exit_to_usermode+0x291/0x3b0 [ 445.360260] ? page_fault+0x8/0x30 [ 445.363807] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.368673] ? page_fault+0x8/0x30 [ 445.372215] page_fault+0x1e/0x30 [ 445.375668] RIP: 0033:0x45db60 [ 445.378873] Code: Bad RIP value. [ 445.382233] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 445.387598] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 445.394874] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 445.402147] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 445.409415] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 445.416682] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 445.423987] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 445.424054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 445.430749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.430758] Call Trace: [ 445.437333] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 445.446594] dump_stack+0x1c4/0x2b4 [ 445.449161] syz-fuzzer cpuset= [ 445.459383] ? dump_stack_print_info.cold.2+0x52/0x52 [ 445.462996] / [ 445.466187] warn_alloc.cold.118+0xb7/0x1bd [ 445.471352] mems_allowed=0 [ 445.473061] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 445.485123] ? lock_downgrade+0x900/0x900 [ 445.489282] ? trace_hardirqs_off+0xb8/0x300 [ 445.493710] ? trace_hardirqs_off+0xb8/0x300 [ 445.498168] __alloc_pages_slowpath+0x2667/0x2d80 [ 445.503047] ? warn_alloc+0x120/0x120 [ 445.506859] ? pskb_put+0xb0/0xb0 [ 445.510317] ? warn_alloc+0x120/0x120 [ 445.514127] ? print_usage_bug+0xc0/0xc0 [ 445.518188] ? warn_alloc+0x120/0x120 [ 445.521994] ? print_usage_bug+0xc0/0xc0 [ 445.526066] ? lock_downgrade+0x900/0x900 [ 445.530217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.535758] ? should_fail+0x22d/0xd01 [ 445.539653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.544762] ? __lock_acquire+0x7ec/0x4ec0 [ 445.549001] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.554106] ? should_fail+0x22d/0xd01 [ 445.558018] ? mark_held_locks+0x130/0x130 [ 445.562259] ? mark_held_locks+0x130/0x130 [ 445.566495] ? debug_check_no_obj_freed+0x305/0x58d [ 445.571525] ? drain_local_pages_wq+0x40/0x40 [ 445.576022] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 445.580606] ? trace_hardirqs_on+0xbd/0x310 [ 445.584943] ? kasan_check_read+0x11/0x20 [ 445.589091] ? debug_check_no_obj_freed+0x305/0x58d [ 445.594113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.599658] ? check_preemption_disabled+0x48/0x200 [ 445.604673] ? check_preemption_disabled+0x48/0x200 [ 445.609703] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 445.615244] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.620523] ? rcu_pm_notify+0xc0/0xc0 [ 445.624423] __alloc_pages_nodemask+0xa80/0xde0 [ 445.629095] ? graph_lock+0x170/0x170 [ 445.632910] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 445.637927] ? graph_lock+0x170/0x170 [ 445.641745] ? find_held_lock+0x36/0x1c0 [ 445.645821] ? ____cache_alloc_node+0x1c7/0x1e0 [ 445.650503] ? lock_downgrade+0x900/0x900 [ 445.654663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.660209] cache_grow_begin+0x91/0x8c0 [ 445.664274] ? do_raw_spin_unlock+0xa7/0x2f0 [ 445.668695] fallback_alloc+0x203/0x2e0 [ 445.672682] ____cache_alloc_node+0x1c7/0x1e0 [ 445.677188] kmem_cache_alloc+0x1f8/0x730 [ 445.681347] ? netif_receive_skb_internal+0x620/0x620 [ 445.686557] __build_skb+0xab/0x430 [ 445.690186] ? skb_try_coalesce+0x1b70/0x1b70 [ 445.694690] ? __alloc_pages_nodemask+0xde0/0xde0 [ 445.699540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.705077] ? check_preemption_disabled+0x48/0x200 [ 445.710102] __napi_alloc_skb+0x1d6/0x310 [ 445.714265] page_to_skb.isra.42+0xee/0x960 [ 445.718591] ? check_preemption_disabled+0x48/0x200 [ 445.723615] ? virtnet_remove+0xf0/0xf0 [ 445.727595] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 445.733392] ? kasan_check_read+0x11/0x20 [ 445.737546] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 445.742823] ? rcu_bh_qs+0xc0/0xc0 [ 445.746388] receive_mergeable+0x15af/0x3c40 [ 445.750809] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 445.756384] ? ip6t_do_table+0xded/0x1d30 [ 445.760551] ? virtnet_probe+0x2320/0x2320 [ 445.764801] ? audit_add_watch+0xae1/0xdc0 [ 445.769038] ? check_preemption_disabled+0x48/0x200 [ 445.774054] ? check_preemption_disabled+0x48/0x200 [ 445.779080] ? __lock_is_held+0xb5/0x140 [ 445.783186] ? rcu_read_lock_sched_held+0x108/0x120 [ 445.788210] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 445.793753] ? tg_unthrottle_up+0x220/0x220 [ 445.798090] ? update_load_avg+0x13b8/0x2470 [ 445.802504] ? __lock_is_held+0xb5/0x140 [ 445.806569] ? graph_lock+0x170/0x170 [ 445.810385] ? attach_entity_load_avg+0x860/0x860 [ 445.815232] ? graph_lock+0x170/0x170 [ 445.819037] ? graph_lock+0x170/0x170 [ 445.822854] ? rb_erase+0x3710/0x3710 [ 445.826659] ? mark_held_locks+0x130/0x130 [ 445.830895] ? print_usage_bug+0xc0/0xc0 [ 445.834961] ? graph_lock+0x170/0x170 [ 445.838762] ? find_held_lock+0x36/0x1c0 [ 445.842827] ? print_usage_bug+0xc0/0xc0 [ 445.846900] ? cpuacct_charge+0x265/0x440 [ 445.851057] ? __lock_acquire+0x7ec/0x4ec0 [ 445.855299] ? update_curr+0x4cf/0xbe0 [ 445.859190] ? graph_lock+0x170/0x170 [ 445.863020] ? __update_load_avg_se+0x664/0xb90 [ 445.867690] ? mark_held_locks+0x130/0x130 [ 445.871928] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 445.877725] ? kasan_check_read+0x11/0x20 [ 445.881880] ? __update_load_avg_blocked_se+0x730/0x730 [ 445.887249] ? __update_load_avg_se+0xb90/0xb90 [ 445.891933] ? update_load_avg+0x387/0x2470 [ 445.896259] ? select_task_rq_fair+0x754/0x34f0 [ 445.900937] ? attach_entity_load_avg+0x860/0x860 [ 445.905781] ? graph_lock+0x170/0x170 [ 445.909587] ? account_entity_enqueue+0x3a3/0x660 [ 445.914435] ? graph_lock+0x170/0x170 [ 445.918242] ? rb_erase+0x3710/0x3710 [ 445.922046] ? mark_held_locks+0x130/0x130 [ 445.926282] ? rb_erase_cached+0xc78/0x3720 [ 445.930608] ? graph_lock+0x170/0x170 [ 445.934413] ? find_held_lock+0x36/0x1c0 [ 445.938474] ? print_usage_bug+0xc0/0xc0 [ 445.942541] ? print_usage_bug+0xc0/0xc0 [ 445.946605] ? print_usage_bug+0xc0/0xc0 [ 445.950670] ? print_usage_bug+0xc0/0xc0 [ 445.954744] receive_buf+0xb4c/0x3380 [ 445.958554] ? __lock_acquire+0x7ec/0x4ec0 [ 445.962806] ? receive_mergeable+0x3c40/0x3c40 [ 445.967408] ? mark_held_locks+0x130/0x130 [ 445.971644] ? mark_held_locks+0x130/0x130 [ 445.975887] ? mark_held_locks+0x130/0x130 [ 445.980146] ? mark_held_locks+0x130/0x130 [ 445.984383] ? print_usage_bug+0xc0/0xc0 [ 445.988452] ? __account_cfs_rq_runtime+0x790/0x790 [ 445.993487] ? __lock_acquire+0x7ec/0x4ec0 [ 445.997742] ? graph_lock+0x170/0x170 [ 446.001545] ? print_usage_bug+0xc0/0xc0 [ 446.005611] ? graph_lock+0x170/0x170 [ 446.009414] ? put_prev_task_fair+0x80/0x80 [ 446.013742] ? update_curr+0x344/0xbe0 [ 446.017632] ? __update_load_avg_se+0xb90/0xb90 [ 446.022304] ? __lock_is_held+0xb5/0x140 [ 446.026376] ? find_held_lock+0x36/0x1c0 [ 446.030443] ? graph_lock+0x170/0x170 [ 446.034266] ? print_usage_bug+0xc0/0xc0 [ 446.038339] ? debug_object_activate+0x402/0x600 [ 446.043102] ? lock_downgrade+0x900/0x900 [ 446.047268] ? find_held_lock+0x36/0x1c0 [ 446.051339] ? mark_held_locks+0xc7/0x130 [ 446.055493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.061290] ? vring_use_dma_api+0xa5/0xc0 [ 446.065538] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 446.071082] ? vring_unmap_one+0x5a/0x410 [ 446.075233] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 446.079826] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 446.085380] ? detach_buf+0x34b/0x5d0 [ 446.089198] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 446.094741] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 446.099529] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 446.104643] ? detach_buf+0x5d0/0x5d0 [ 446.108448] ? __lock_acquire+0x7ec/0x4ec0 [ 446.112697] virtnet_poll+0x421/0x105f [ 446.116601] ? receive_buf+0x3380/0x3380 [ 446.120681] ? estimation_timer+0x5d0/0x890 [ 446.125007] ? net_rx_action+0x480/0x1950 [ 446.129159] ? net_rx_action+0x480/0x1950 [ 446.133315] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 446.137912] ? call_timer_fn+0x2c0/0x920 [ 446.141982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.147524] ? check_preemption_disabled+0x48/0x200 [ 446.152551] net_rx_action+0x7c5/0x1950 [ 446.156550] ? napi_complete_done+0x6d0/0x6d0 [ 446.161048] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.166092] ? __run_timers+0xa20/0xc70 [ 446.170079] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.174573] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.179074] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 446.183659] ? trace_hardirqs_on+0xbd/0x310 [ 446.187984] ? kasan_check_read+0x11/0x20 [ 446.192141] ? __run_timers+0xa20/0xc70 [ 446.196137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.201687] ? _raw_spin_unlock_irq+0x60/0x80 [ 446.206186] ? __run_timers+0xa4a/0xc70 [ 446.210177] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 446.215538] ? compat_start_thread+0x80/0x80 [ 446.219957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.225502] ? kasan_check_write+0x14/0x20 [ 446.229739] ? finish_task_switch+0x2f5/0x900 [ 446.234253] ? __switch_to_asm+0x40/0x70 [ 446.238332] ? preempt_notifier_register+0x200/0x200 [ 446.243441] ? __switch_to_asm+0x34/0x70 [ 446.247499] ? __switch_to_asm+0x40/0x70 [ 446.251565] ? __switch_to_asm+0x34/0x70 [ 446.255888] ? __switch_to_asm+0x40/0x70 [ 446.259977] ? __switch_to_asm+0x34/0x70 [ 446.264040] ? __switch_to_asm+0x40/0x70 [ 446.268124] ? pvclock_read_flags+0x160/0x160 [ 446.272625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.278164] ? check_preemption_disabled+0x48/0x200 [ 446.283177] ? check_preemption_disabled+0x48/0x200 [ 446.288204] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 446.293744] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 446.299027] ? rcu_pm_notify+0xc0/0xc0 [ 446.302938] __do_softirq+0x30b/0xad8 [ 446.306754] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 446.311868] ? trace_hardirqs_on+0x310/0x310 [ 446.316289] ? schedule+0x108/0x460 [ 446.319931] ? trace_hardirqs_off+0xb8/0x300 [ 446.324342] ? ___might_sleep+0x1ed/0x300 [ 446.328493] ? smpboot_thread_fn+0x68b/0xa00 [ 446.332905] ? trace_hardirqs_on+0x310/0x310 [ 446.337316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.342863] ? check_preemption_disabled+0x48/0x200 [ 446.347880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.353423] ? takeover_tasklets+0xa90/0xa90 [ 446.357845] run_ksoftirqd+0x94/0x100 [ 446.361649] smpboot_thread_fn+0x68b/0xa00 [ 446.365893] ? sort_range+0x30/0x30 [ 446.369525] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 446.374628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.380171] ? __kthread_parkme+0xfb/0x1a0 [ 446.384414] kthread+0x35a/0x420 [ 446.387784] ? sort_range+0x30/0x30 [ 446.391408] ? kthread_bind+0x40/0x40 [ 446.395218] ret_from_fork+0x3a/0x50 [ 446.398948] warn_alloc_show_mem: 1 callbacks suppressed [ 446.398960] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 446.398963] Mem-Info: [ 446.398993] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 446.398993] active_file:18 inactive_file:16 isolated_file:0 [ 446.398993] unevictable:0 dirty:0 writeback:0 unstable:0 [ 446.398993] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 446.398993] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 446.398993] free:13623 free_pcp:186 free_cma:0 [ 446.404366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.411304] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 446.413726] Call Trace: [ 446.446602] Node 0 [ 446.455965] [ 446.483658] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 446.486225] dump_stack+0x1c4/0x2b4 [ 446.488431] lowmem_reserve[]: 0 [ 446.490588] ? dump_stack_print_info.cold.2+0x52/0x52 [ 446.516064] 2815 6318 [ 446.519715] warn_alloc.cold.118+0xb7/0x1bd [ 446.522953] 6318 [ 446.528151] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 446.530630] Node 0 [ 446.534946] ? lock_downgrade+0x900/0x900 [ 446.537009] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 446.541828] ? trace_hardirqs_off+0xb8/0x300 [ 446.544054] lowmem_reserve[]: 0 [ 446.548209] ? trace_hardirqs_off+0xb8/0x300 [ 446.574723] 0 3503 [ 446.579155] __alloc_pages_slowpath+0x2667/0x2d80 [ 446.582399] 3503 [ 446.586853] ? warn_alloc+0x120/0x120 [ 446.589204] Node 0 [ 446.594047] ? trace_hardirqs_on+0x310/0x310 [ 446.596113] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 446.599884] ? warn_alloc+0x120/0x120 [ 446.602095] lowmem_reserve[]: 0 [ 446.606515] ? print_usage_bug+0xc0/0xc0 [ 446.634880] 0 0 [ 446.638701] ? warn_alloc+0x120/0x120 [ 446.641944] 0 [ 446.646006] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.646024] ? print_usage_bug+0xc0/0xc0 [ 446.647984] Node 0 [ 446.651782] ? __lock_acquire+0x7ec/0x4ec0 [ 446.653562] DMA: [ 446.658575] ? __lock_acquire+0x7ec/0x4ec0 [ 446.662613] 1*4kB [ 446.664880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.669094] (U) [ 446.671156] ? should_fail+0x22d/0xd01 [ 446.675368] 0*8kB 0*16kB [ 446.677532] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.683042] 1*32kB (U) [ 446.685027] ? __lock_acquire+0x7ec/0x4ec0 [ 446.688885] 2*64kB (U) [ 446.691656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.696731] 1*128kB (U) [ 446.699322] ? __lock_acquire+0x7ec/0x4ec0 [ 446.703527] 1*256kB (U) [ 446.706121] ? should_fail+0x22d/0xd01 [ 446.711201] 0*512kB 1*1024kB [ 446.713881] ? print_usage_bug+0xc0/0xc0 [ 446.718089] (U) 1*2048kB [ 446.720778] ? mark_held_locks+0x130/0x130 [ 446.724636] (M) [ 446.727743] ? mark_held_locks+0x130/0x130 [ 446.731784] 3*4096kB [ 446.734549] ? graph_lock+0x170/0x170 [ 446.738752] (M) = 15908kB [ 446.740738] ? print_usage_bug+0xc0/0xc0 [ 446.744954] Node 0 [ 446.747363] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 446.751134] DMA32: 4*4kB [ 446.753903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.757934] (UM) 3*8kB [ 446.760177] ? check_preemption_disabled+0x48/0x200 [ 446.760193] ? check_preemption_disabled+0x48/0x200 [ 446.764923] (UM) 1*16kB [ 446.767695] ? __lock_is_held+0xb5/0x140 [ 446.773197] (M) 2*32kB [ 446.775796] __alloc_pages_nodemask+0xa80/0xde0 [ 446.780779] (UM) 2*64kB [ 446.785804] ? graph_lock+0x170/0x170 [ 446.788446] (M) 4*128kB [ 446.792518] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 446.795075] (UM) 2*256kB [ 446.799751] ? graph_lock+0x170/0x170 [ 446.802393] (M) 4*512kB [ 446.806206] ? find_held_lock+0x36/0x1c0 [ 446.808847] (UM) 3*1024kB [ 446.813883] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.816614] (M) [ 446.820416] ? lock_downgrade+0x900/0x900 [ 446.823065] 3*2048kB (M) [ 446.827226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.830049] 3*4096kB [ 446.834726] cache_grow_begin+0x91/0x8c0 [ 446.836675] (M) [ 446.840821] ? do_raw_spin_unlock+0xa7/0x2f0 [ 446.843554] = 24824kB [ 446.849095] fallback_alloc+0x203/0x2e0 [ 446.851478] Node 0 [ 446.855541] ____cache_alloc_node+0x1c7/0x1e0 [ 446.857485] Normal: 2044*4kB [ 446.861913] kmem_cache_alloc_node+0xe3/0x730 [ 446.864291] (UMEH) 226*8kB [ 446.868274] ? ipv6_get_ifaddr+0x42e/0x620 [ 446.870501] (UMEH) [ 446.875003] __alloc_skb+0x119/0x770 [ 446.878081] 46*16kB [ 446.882585] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 446.885491] (UME) [ 446.889723] ? skb_scrub_packet+0x490/0x490 [ 446.891934] 28*32kB (UME) [ 446.895656] ? lock_downgrade+0x900/0x900 [ 446.897959] 10*64kB [ 446.903239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.905356] (UME) 4*128kB [ 446.909686] ? refcount_sub_and_test_checked+0x203/0x310 [ 446.912509] (UM) [ 446.916655] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 446.918953] 0*256kB 2*512kB [ 446.924506] ? addrconf_rs_timer+0x6f0/0x6f0 [ 446.927327] (U) [ 446.932787] ndisc_alloc_skb+0x144/0x340 [ 446.934813] 0*1024kB 0*2048kB [ 446.940281] ndisc_send_rs+0x331/0x6e0 [ 446.943272] 0*4096kB = 13792kB [ 446.947719] addrconf_rs_timer+0x3c0/0x6f0 [ 446.949678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 446.954069] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.957248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 446.961138] call_timer_fn+0x272/0x920 [ 446.964308] 413 total pagecache pages [ 446.968538] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.977357] 0 pages in swap cache [ 446.981593] ? process_timeout+0x40/0x40 [ 446.990144] Swap cache stats: add 0, delete 0, find 0/0 [ 446.990153] Free swap = 0kB [ 446.994037] ? find_held_lock+0x36/0x1c0 [ 446.997819] Total swap = 0kB [ 447.002068] ? mark_held_locks+0xc7/0x130 [ 447.005495] 1965979 pages RAM [ 447.009563] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.014904] 0 pages HighMem/MovableOnly [ 447.014913] 343323 pages reserved [ 447.017934] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.021966] 0 pages cma reserved [ 447.022084] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 447.024996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.029124] ksoftirqd/0 cpuset= [ 447.032225] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 447.036698] / [ 447.040669] ? trace_hardirqs_on+0xbd/0x310 [ 447.044103] mems_allowed=0 [ 447.048588] ? kasan_check_read+0x11/0x20 [ 447.088079] ? __run_timers+0x7da/0xc70 [ 447.092062] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.097525] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.101769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.106011] __run_timers+0x7e5/0xc70 [ 447.109827] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 447.115212] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 447.120240] ? graph_lock+0x170/0x170 [ 447.124053] ? print_usage_bug+0xc0/0xc0 [ 447.128114] ? lock_release+0x970/0x970 [ 447.132102] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 447.137301] ? find_held_lock+0x36/0x1c0 [ 447.141370] ? graph_lock+0x170/0x170 [ 447.145178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.150716] ? check_preemption_disabled+0x48/0x200 [ 447.155778] ? __lock_is_held+0xb5/0x140 [ 447.159854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.165396] ? check_preemption_disabled+0x48/0x200 [ 447.170428] run_timer_softirq+0x52/0xb0 [ 447.174497] ? rcu_read_lock_sched_held+0x108/0x120 [ 447.179536] __do_softirq+0x30b/0xad8 [ 447.183359] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 447.188475] ? pvclock_read_flags+0x160/0x160 [ 447.192978] ? lapic_next_event+0x5a/0x90 [ 447.197135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.202684] ? check_preemption_disabled+0x48/0x200 [ 447.207712] ? check_preemption_disabled+0x48/0x200 [ 447.212752] ? kvm_clock_read+0x18/0x30 [ 447.216746] ? kvm_sched_clock_read+0x9/0x20 [ 447.221168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.226712] ? check_preemption_disabled+0x48/0x200 [ 447.231745] irq_exit+0x17f/0x1c0 [ 447.235211] smp_apic_timer_interrupt+0x1cb/0x760 [ 447.240060] ? smp_reschedule_interrupt+0x109/0x650 [ 447.245089] ? smp_call_function_single_interrupt+0x650/0x650 [ 447.250983] ? interrupt_entry+0xb5/0xf0 [ 447.255052] ? trace_hardirqs_off_caller+0xbb/0x300 [ 447.260072] ? trace_hardirqs_off_caller+0xbb/0x300 [ 447.265096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.269947] ? trace_hardirqs_off+0x300/0x300 [ 447.274444] ? trace_hardirqs_off+0x300/0x300 [ 447.278943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.284485] ? check_preemption_disabled+0x48/0x200 [ 447.289506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.295060] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.299916] apic_timer_interrupt+0xf/0x20 [ 447.304145] [ 447.306388] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 447.312105] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 447.331014] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 447.338727] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 447.345997] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 447.353263] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 447.360534] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 447.367800] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 447.375109] cgroup_file_notify+0x226/0x2f0 [ 447.379441] ? cgroup_procs_write_finish+0xf0/0xf0 [ 447.384369] ? print_usage_bug+0xc0/0xc0 [ 447.388436] ? find_held_lock+0x36/0x1c0 [ 447.392500] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.398046] shrink_node+0x5e1/0x16b0 [ 447.401860] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 447.407173] ? shrink_node_memcg+0x18e0/0x18e0 [ 447.411762] ? kvm_clock_read+0x18/0x30 [ 447.415739] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 447.420767] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 447.425263] ? kasan_check_write+0x14/0x20 [ 447.429501] ? do_raw_spin_lock+0xc1/0x200 [ 447.433742] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 447.439284] ? __cpuset_node_allowed+0x19b/0x660 [ 447.444044] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 447.449765] ? delayacct_end+0x5a/0x100 [ 447.453753] do_try_to_free_pages+0x3e7/0x1290 [ 447.458360] ? shrink_node+0x16b0/0x16b0 [ 447.462423] ? __lock_is_held+0xb5/0x140 [ 447.466500] try_to_free_pages+0x4d0/0xb90 [ 447.470743] ? do_try_to_free_pages+0x1290/0x1290 [ 447.475589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.481148] ? lock_acquire+0x1ed/0x520 [ 447.485125] ? set_page_refcounted+0x280/0x280 [ 447.489716] ? lock_release+0x970/0x970 [ 447.493697] ? ___might_sleep+0x1ed/0x300 [ 447.497864] ? arch_local_save_flags+0x40/0x40 [ 447.502464] __alloc_pages_slowpath+0x993/0x2d80 [ 447.507256] ? warn_alloc+0x120/0x120 [ 447.511057] ? __radix_tree_lookup+0x4c0/0x4c0 [ 447.515661] ? find_get_entry+0x2f2/0xc40 [ 447.519828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.525383] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 447.530313] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.535860] ? should_fail+0x22d/0xd01 [ 447.539758] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.544874] ? __lock_is_held+0xb5/0x140 [ 447.548971] ? __lock_is_held+0xb5/0x140 [ 447.553043] ? __lock_acquire+0x7ec/0x4ec0 [ 447.557283] ? ___might_sleep+0x1ed/0x300 [ 447.561433] ? lock_release+0x970/0x970 [ 447.565412] ? arch_local_save_flags+0x40/0x40 [ 447.570011] ? __might_sleep+0x95/0x190 [ 447.573995] __alloc_pages_nodemask+0xa80/0xde0 [ 447.578678] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 447.583788] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 447.589587] ? kasan_check_read+0x11/0x20 [ 447.593742] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.599027] ? graph_lock+0x170/0x170 [ 447.602828] ? print_usage_bug+0xc0/0xc0 [ 447.606905] ? graph_lock+0x170/0x170 [ 447.610706] ? graph_lock+0x170/0x170 [ 447.614511] ? __do_page_cache_readahead+0x7ce/0x980 [ 447.619625] ? find_held_lock+0x36/0x1c0 [ 447.623697] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 447.629242] alloc_pages_current+0x10c/0x210 [ 447.633652] ? lock_downgrade+0x900/0x900 [ 447.637814] __page_cache_alloc+0x38f/0x5b0 [ 447.642147] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 447.647949] ? kasan_check_read+0x11/0x20 [ 447.652100] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.657386] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 447.662059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.667597] ? check_preemption_disabled+0x48/0x200 [ 447.672640] filemap_fault+0x1594/0x25f0 [ 447.676726] ? __lock_page_or_retry+0xa00/0xa00 [ 447.681407] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 447.687204] ? kasan_check_read+0x11/0x20 [ 447.691361] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.696651] ? rcu_bh_qs+0xc0/0xc0 [ 447.700224] ? print_usage_bug+0xc0/0xc0 [ 447.704295] ? filemap_map_pages+0xdea/0x1980 [ 447.708803] ? print_usage_bug+0xc0/0xc0 [ 447.712890] ? find_get_pages_range_tag+0x1320/0x1320 [ 447.718084] ? print_usage_bug+0xc0/0xc0 [ 447.722148] ? __lock_acquire+0x7ec/0x4ec0 [ 447.726385] ? graph_lock+0x170/0x170 [ 447.730187] ? __sigqueue_free.part.27+0x7d/0xa0 [ 447.734952] ? __lock_acquire+0x7ec/0x4ec0 [ 447.739206] ? lock_acquire+0x1ed/0x520 [ 447.743180] ? ext4_filemap_fault+0x7a/0xad [ 447.747517] ? lock_release+0x970/0x970 [ 447.751492] ? arch_local_save_flags+0x40/0x40 [ 447.756081] ? mark_held_locks+0x130/0x130 [ 447.760335] ? down_read+0xb0/0x1d0 [ 447.763960] ? ext4_filemap_fault+0x7a/0xad [ 447.768282] ? __down_interruptible+0x700/0x700 [ 447.772951] ? graph_lock+0x170/0x170 [ 447.776776] ? __sigqueue_free.part.27+0x7d/0xa0 [ 447.781561] ext4_filemap_fault+0x82/0xad [ 447.785717] __do_fault+0x100/0x6b0 [ 447.789347] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.794634] ? print_bad_pte+0x6c0/0x6c0 [ 447.798731] ? pmd_val+0x88/0x100 [ 447.802190] ? add_mm_counter_fast+0xd0/0xd0 [ 447.806599] ? pmd_val+0x88/0x100 [ 447.810058] ? add_mm_counter_fast+0xd0/0xd0 [ 447.814474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.820018] __handle_mm_fault+0x3709/0x53e0 [ 447.824442] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 447.829378] ? graph_lock+0x170/0x170 [ 447.833184] ? print_usage_bug+0xc0/0xc0 [ 447.837259] ? graph_lock+0x170/0x170 [ 447.841059] ? graph_lock+0x170/0x170 [ 447.844892] ? handle_mm_fault+0x42a/0xc70 [ 447.849129] ? lock_downgrade+0x900/0x900 [ 447.853277] ? check_preemption_disabled+0x48/0x200 [ 447.858312] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 447.864112] ? kasan_check_read+0x11/0x20 [ 447.868267] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.873546] ? rcu_bh_qs+0xc0/0xc0 [ 447.877092] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.882549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.888086] ? check_preemption_disabled+0x48/0x200 [ 447.893126] handle_mm_fault+0x54f/0xc70 [ 447.897197] ? __handle_mm_fault+0x53e0/0x53e0 [ 447.901785] ? find_vma+0x34/0x190 [ 447.905333] __do_page_fault+0x67d/0xed0 [ 447.909406] ? mm_fault_error+0x380/0x380 [ 447.913565] ? syscall_slow_exit_work+0x520/0x520 [ 447.918415] do_page_fault+0xf2/0x7e0 [ 447.922221] ? vmalloc_sync_all+0x30/0x30 [ 447.926374] ? error_entry+0x70/0xd0 [ 447.930089] ? trace_hardirqs_off_caller+0xbb/0x300 [ 447.935140] ? trace_hardirqs_on_caller+0xc0/0x300 [ 447.940070] ? syscall_return_slowpath+0x5e0/0x5e0 [ 447.945006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.949859] ? trace_hardirqs_off+0x300/0x300 [ 447.954358] ? trace_hardirqs_off_caller+0x300/0x300 [ 447.959467] ? prepare_exit_to_usermode+0x291/0x3b0 [ 447.964492] ? page_fault+0x8/0x30 [ 447.968038] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.972891] ? page_fault+0x8/0x30 [ 447.976437] page_fault+0x1e/0x30 [ 447.979887] RIP: 0033:0x45db60 [ 447.983081] Code: Bad RIP value. [ 447.986445] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 447.991810] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 447.999087] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 448.006355] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 448.013653] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 448.020921] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 448.028220] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 448.028290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.034984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.034990] Call Trace: [ 448.035011] dump_stack+0x1c4/0x2b4 [ 448.035030] ? dump_stack_print_info.cold.2+0x52/0x52 [ 448.035058] warn_alloc.cold.118+0xb7/0x1bd [ 448.041772] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.050884] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 448.053447] syz-fuzzer cpuset= [ 448.057071] ? lock_downgrade+0x900/0x900 [ 448.062714] / [ 448.067041] ? trace_hardirqs_off+0xb8/0x300 [ 448.077243] mems_allowed=0 [ 448.082081] ? trace_hardirqs_off+0xb8/0x300 [ 448.102802] __alloc_pages_slowpath+0x2667/0x2d80 [ 448.107722] ? warn_alloc+0x120/0x120 [ 448.111543] ? pskb_put+0xb0/0xb0 [ 448.115000] ? warn_alloc+0x120/0x120 [ 448.118809] ? print_usage_bug+0xc0/0xc0 [ 448.122882] ? warn_alloc+0x120/0x120 [ 448.126688] ? print_usage_bug+0xc0/0xc0 [ 448.130760] ? lock_downgrade+0x900/0x900 [ 448.134916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.140455] ? should_fail+0x22d/0xd01 [ 448.144351] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.149457] ? __lock_acquire+0x7ec/0x4ec0 [ 448.153698] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.158804] ? should_fail+0x22d/0xd01 [ 448.162716] ? mark_held_locks+0x130/0x130 [ 448.166959] ? mark_held_locks+0x130/0x130 [ 448.171212] ? debug_check_no_obj_freed+0x305/0x58d [ 448.176239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.181779] ? check_preemption_disabled+0x48/0x200 [ 448.186795] ? check_preemption_disabled+0x48/0x200 [ 448.191819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.197363] ? check_preemption_disabled+0x48/0x200 [ 448.202380] ? check_preemption_disabled+0x48/0x200 [ 448.207408] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 448.212955] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 448.218236] ? rcu_pm_notify+0xc0/0xc0 [ 448.222142] __alloc_pages_nodemask+0xa80/0xde0 [ 448.226816] ? graph_lock+0x170/0x170 [ 448.230633] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 448.235653] ? graph_lock+0x170/0x170 [ 448.239469] ? find_held_lock+0x36/0x1c0 [ 448.243546] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.248223] ? lock_downgrade+0x900/0x900 [ 448.252396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.257944] cache_grow_begin+0x91/0x8c0 [ 448.262012] ? do_raw_spin_unlock+0xa7/0x2f0 [ 448.266491] fallback_alloc+0x203/0x2e0 [ 448.270475] ____cache_alloc_node+0x1c7/0x1e0 [ 448.274982] kmem_cache_alloc+0x1f8/0x730 [ 448.279137] ? netif_receive_skb_internal+0x620/0x620 [ 448.284343] __build_skb+0xab/0x430 [ 448.287974] ? skb_try_coalesce+0x1b70/0x1b70 [ 448.292476] ? __alloc_pages_nodemask+0xde0/0xde0 [ 448.297340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.302879] ? check_preemption_disabled+0x48/0x200 [ 448.307903] __napi_alloc_skb+0x1d6/0x310 [ 448.312063] page_to_skb.isra.42+0xee/0x960 [ 448.316396] ? check_preemption_disabled+0x48/0x200 [ 448.321425] ? virtnet_remove+0xf0/0xf0 [ 448.325402] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 448.331197] ? kasan_check_read+0x11/0x20 [ 448.335346] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 448.340626] ? rcu_bh_qs+0xc0/0xc0 [ 448.344186] receive_mergeable+0x15af/0x3c40 [ 448.348604] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 448.354151] ? ip6t_do_table+0xded/0x1d30 [ 448.358308] ? virtnet_probe+0x2320/0x2320 [ 448.362545] ? audit_add_watch+0xae1/0xdc0 [ 448.366781] ? check_preemption_disabled+0x48/0x200 [ 448.371799] ? check_preemption_disabled+0x48/0x200 [ 448.376830] ? __lock_is_held+0xb5/0x140 [ 448.380921] ? rcu_read_lock_sched_held+0x108/0x120 [ 448.385946] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 448.391487] ? tg_unthrottle_up+0x220/0x220 [ 448.395825] ? update_load_avg+0x13b8/0x2470 [ 448.400247] ? __lock_is_held+0xb5/0x140 [ 448.404314] ? graph_lock+0x170/0x170 [ 448.408132] ? attach_entity_load_avg+0x860/0x860 [ 448.412978] ? graph_lock+0x170/0x170 [ 448.416782] ? graph_lock+0x170/0x170 [ 448.420595] ? rb_erase+0x3710/0x3710 [ 448.424395] ? mark_held_locks+0x130/0x130 [ 448.428633] ? print_usage_bug+0xc0/0xc0 [ 448.432705] ? graph_lock+0x170/0x170 [ 448.436506] ? find_held_lock+0x36/0x1c0 [ 448.440576] ? print_usage_bug+0xc0/0xc0 [ 448.444643] ? cpuacct_charge+0x265/0x440 [ 448.448800] ? __lock_acquire+0x7ec/0x4ec0 [ 448.453048] ? update_curr+0x4cf/0xbe0 [ 448.456941] ? graph_lock+0x170/0x170 [ 448.460745] ? __update_load_avg_se+0x664/0xb90 [ 448.465412] ? mark_held_locks+0x130/0x130 [ 448.469656] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 448.475453] ? kasan_check_read+0x11/0x20 [ 448.479613] ? __update_load_avg_blocked_se+0x730/0x730 [ 448.484986] ? __update_load_avg_se+0xb90/0xb90 [ 448.489678] ? update_load_avg+0x387/0x2470 [ 448.494008] ? select_task_rq_fair+0x754/0x34f0 [ 448.498685] ? attach_entity_load_avg+0x860/0x860 [ 448.503530] ? graph_lock+0x170/0x170 [ 448.507334] ? account_entity_enqueue+0x3a3/0x660 [ 448.512180] ? graph_lock+0x170/0x170 [ 448.515994] ? rb_erase+0x3710/0x3710 [ 448.519795] ? mark_held_locks+0x130/0x130 [ 448.524093] ? rb_erase_cached+0xc78/0x3720 [ 448.528435] ? graph_lock+0x170/0x170 [ 448.532236] ? find_held_lock+0x36/0x1c0 [ 448.536301] ? print_usage_bug+0xc0/0xc0 [ 448.540361] ? print_usage_bug+0xc0/0xc0 [ 448.544427] ? print_usage_bug+0xc0/0xc0 [ 448.548491] ? print_usage_bug+0xc0/0xc0 [ 448.552566] receive_buf+0xb4c/0x3380 [ 448.556375] ? __lock_acquire+0x7ec/0x4ec0 [ 448.560623] ? receive_mergeable+0x3c40/0x3c40 [ 448.565213] ? mark_held_locks+0x130/0x130 [ 448.569451] ? mark_held_locks+0x130/0x130 [ 448.573695] ? mark_held_locks+0x130/0x130 [ 448.577933] ? mark_held_locks+0x130/0x130 [ 448.582165] ? print_usage_bug+0xc0/0xc0 [ 448.586228] ? __account_cfs_rq_runtime+0x790/0x790 [ 448.591259] ? __lock_acquire+0x7ec/0x4ec0 [ 448.595513] ? graph_lock+0x170/0x170 [ 448.599313] ? print_usage_bug+0xc0/0xc0 [ 448.603378] ? graph_lock+0x170/0x170 [ 448.607182] ? put_prev_task_fair+0x80/0x80 [ 448.611507] ? update_curr+0x344/0xbe0 [ 448.615405] ? __update_load_avg_se+0xb90/0xb90 [ 448.620076] ? __lock_is_held+0xb5/0x140 [ 448.624149] ? find_held_lock+0x36/0x1c0 [ 448.628214] ? graph_lock+0x170/0x170 [ 448.632022] ? print_usage_bug+0xc0/0xc0 [ 448.636087] ? debug_object_activate+0x402/0x600 [ 448.640858] ? lock_downgrade+0x900/0x900 [ 448.645022] ? find_held_lock+0x36/0x1c0 [ 448.649096] ? mark_held_locks+0xc7/0x130 [ 448.653253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.658803] ? vring_use_dma_api+0xa5/0xc0 [ 448.663060] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 448.668598] ? vring_unmap_one+0x5a/0x410 [ 448.672743] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 448.677341] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 448.682880] ? detach_buf+0x34b/0x5d0 [ 448.686723] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 448.692263] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 448.697028] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 448.702143] ? detach_buf+0x5d0/0x5d0 [ 448.705948] ? __lock_acquire+0x7ec/0x4ec0 [ 448.710197] virtnet_poll+0x421/0x105f [ 448.714101] ? receive_buf+0x3380/0x3380 [ 448.718183] ? estimation_timer+0x5d0/0x890 [ 448.722506] ? net_rx_action+0x480/0x1950 [ 448.726694] ? net_rx_action+0x480/0x1950 [ 448.730850] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 448.735452] ? call_timer_fn+0x2c0/0x920 [ 448.739514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.745061] ? check_preemption_disabled+0x48/0x200 [ 448.750088] net_rx_action+0x7c5/0x1950 [ 448.754086] ? napi_complete_done+0x6d0/0x6d0 [ 448.758587] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 448.763645] ? __run_timers+0xa20/0xc70 [ 448.767628] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.772134] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.776634] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 448.781220] ? trace_hardirqs_on+0xbd/0x310 [ 448.785541] ? kasan_check_read+0x11/0x20 [ 448.789690] ? __run_timers+0xa20/0xc70 [ 448.793681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.799261] ? _raw_spin_unlock_irq+0x60/0x80 [ 448.803759] ? __run_timers+0xa4a/0xc70 [ 448.807747] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 448.813112] ? compat_start_thread+0x80/0x80 [ 448.817530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.823078] ? kasan_check_write+0x14/0x20 [ 448.827320] ? finish_task_switch+0x2f5/0x900 [ 448.831815] ? __switch_to_asm+0x40/0x70 [ 448.835893] ? preempt_notifier_register+0x200/0x200 [ 448.841003] ? __switch_to_asm+0x34/0x70 [ 448.845063] ? __switch_to_asm+0x40/0x70 [ 448.849131] ? __switch_to_asm+0x34/0x70 [ 448.853192] ? __switch_to_asm+0x40/0x70 [ 448.857252] ? __switch_to_asm+0x34/0x70 [ 448.861327] ? __switch_to_asm+0x40/0x70 [ 448.865398] ? pvclock_read_flags+0x160/0x160 [ 448.869904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.875446] ? check_preemption_disabled+0x48/0x200 [ 448.880462] ? check_preemption_disabled+0x48/0x200 [ 448.885488] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 448.891030] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 448.896311] ? rcu_pm_notify+0xc0/0xc0 [ 448.900221] __do_softirq+0x30b/0xad8 [ 448.904036] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 448.909160] ? trace_hardirqs_on+0x310/0x310 [ 448.913642] ? schedule+0x108/0x460 [ 448.917346] ? trace_hardirqs_off+0xb8/0x300 [ 448.921772] ? ___might_sleep+0x1ed/0x300 [ 448.925920] ? smpboot_thread_fn+0x68b/0xa00 [ 448.930326] ? trace_hardirqs_on+0x310/0x310 [ 448.934733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.940266] ? check_preemption_disabled+0x48/0x200 [ 448.945279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.950818] ? takeover_tasklets+0xa90/0xa90 [ 448.955784] run_ksoftirqd+0x94/0x100 [ 448.959586] smpboot_thread_fn+0x68b/0xa00 [ 448.963861] ? sort_range+0x30/0x30 [ 448.967498] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 448.972615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.978156] ? __kthread_parkme+0xfb/0x1a0 [ 448.982402] kthread+0x35a/0x420 [ 448.985767] ? sort_range+0x30/0x30 [ 448.989393] ? kthread_bind+0x40/0x40 [ 448.993213] ret_from_fork+0x3a/0x50 [ 448.996954] warn_alloc_show_mem: 1 callbacks suppressed [ 448.996966] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 448.996968] Mem-Info: [ 448.996999] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 448.996999] active_file:18 inactive_file:16 isolated_file:0 [ 448.996999] unevictable:0 dirty:0 writeback:0 unstable:0 [ 448.996999] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 448.996999] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 448.996999] free:13623 free_pcp:186 free_cma:0 [ 449.002342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.009275] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 449.011677] Call Trace: [ 449.044559] Node 0 [ 449.053938] [ 449.081620] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 449.084190] dump_stack+0x1c4/0x2b4 [ 449.086397] lowmem_reserve[]: 0 [ 449.088555] ? dump_stack_print_info.cold.2+0x52/0x52 [ 449.114033] 2815 6318 [ 449.117687] warn_alloc.cold.118+0xb7/0x1bd [ 449.121588] 6318 [ 449.126787] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 449.129263] Node 0 [ 449.133580] ? lock_downgrade+0x900/0x900 [ 449.135646] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 449.135654] lowmem_reserve[]: [ 449.140506] ? trace_hardirqs_off+0xb8/0x300 [ 449.142710] 0 0 [ 449.146873] ? trace_hardirqs_off+0xb8/0x300 [ 449.173391] 3503 3503 [ 449.176517] __alloc_pages_slowpath+0x2667/0x2d80 [ 449.180898] Node 0 [ 449.182909] ? warn_alloc+0x120/0x120 [ 449.187292] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 449.189762] ? warn_alloc+0x120/0x120 [ 449.194573] lowmem_reserve[]: 0 [ 449.196820] ? print_usage_bug+0xc0/0xc0 [ 449.200593] 0 0 [ 449.228977] ? warn_alloc+0x120/0x120 [ 449.232759] 0 [ 449.236045] ? print_usage_bug+0xc0/0xc0 [ 449.240086] Node 0 DMA: [ 449.242075] ? graph_lock+0x170/0x170 [ 449.245860] 1*4kB [ 449.247661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.251706] (U) [ 449.254374] ? should_fail+0x22d/0xd01 [ 449.258143] 0*8kB 0*16kB [ 449.260297] ? __lock_acquire+0x7ec/0x4ec0 [ 449.265805] 1*32kB (U) [ 449.267851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.271708] 2*64kB (U) [ 449.274472] ? __lock_acquire+0x7ec/0x4ec0 [ 449.278676] 1*128kB (U) [ 449.281272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.286345] 1*256kB (U) [ 449.288933] ? __lock_acquire+0x7ec/0x4ec0 [ 449.293139] 0*512kB 1*1024kB [ 449.295815] ? should_fail+0x22d/0xd01 [ 449.300891] (U) 1*2048kB [ 449.303575] ? mark_held_locks+0x130/0x130 [ 449.307788] (M) 3*4096kB [ 449.310914] ? mark_held_locks+0x130/0x130 [ 449.314773] (M) = 15908kB [ 449.317540] ? try_to_wake_up+0x10a/0x12f0 [ 449.321750] Node 0 [ 449.324505] ? graph_lock+0x170/0x170 [ 449.328710] DMA32: 4*4kB [ 449.331486] ? print_usage_bug+0xc0/0xc0 [ 449.335696] (UM) [ 449.337933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.341706] 3*8kB (UM) [ 449.344469] ? check_preemption_disabled+0x48/0x200 [ 449.348505] 1*16kB (M) [ 449.350573] ? check_preemption_disabled+0x48/0x200 [ 449.356087] 2*32kB (UM) [ 449.358686] ? __lock_is_held+0xb5/0x140 [ 449.363667] 2*64kB (M) [ 449.366260] __alloc_pages_nodemask+0xa80/0xde0 [ 449.371247] 4*128kB (UM) [ 449.373925] ? graph_lock+0x170/0x170 [ 449.377957] 2*256kB (M) [ 449.380572] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 449.385224] 4*512kB (UM) [ 449.387989] ? graph_lock+0x170/0x170 [ 449.391773] 3*1024kB [ 449.394452] ? find_held_lock+0x36/0x1c0 [ 449.399434] (M) 3*2048kB [ 449.402211] ? ____cache_alloc_node+0x1c7/0x1e0 [ 449.405975] (M) 3*4096kB [ 449.408394] ? lock_downgrade+0x900/0x900 [ 449.412424] (M) = 24824kB [ 449.415198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.419850] Node 0 [ 449.422608] cache_grow_begin+0x91/0x8c0 [ 449.426726] Normal: 2044*4kB [ 449.429496] ? do_raw_spin_unlock+0xa7/0x2f0 [ 449.435011] (UMEH) [ 449.437253] fallback_alloc+0x203/0x2e0 [ 449.441281] 226*8kB (UMEH) [ 449.444401] ____cache_alloc_node+0x1c7/0x1e0 [ 449.448784] 46*16kB (UME) [ 449.451036] kmem_cache_alloc_node+0xe3/0x730 [ 449.454978] 28*32kB (UME) [ 449.457923] ? ipv6_get_ifaddr+0x42e/0x620 [ 449.462391] 10*64kB (UME) [ 449.465253] __alloc_skb+0x119/0x770 [ 449.469717] 4*128kB (UM) [ 449.472570] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 449.476812] 0*256kB [ 449.479666] ? skb_scrub_packet+0x490/0x490 [ 449.483348] 2*512kB (U) [ 449.486114] ? lock_downgrade+0x900/0x900 [ 449.491365] 0*1024kB 0*2048kB [ 449.493702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.497996] 0*4096kB [ 449.500662] ? refcount_sub_and_test_checked+0x203/0x310 [ 449.504782] = 13792kB [ 449.504797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 449.507986] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 449.513498] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 449.513507] 413 total pagecache pages [ 449.515916] ? addrconf_rs_timer+0x6f0/0x6f0 [ 449.521346] 0 pages in swap cache [ 449.523762] ndisc_alloc_skb+0x144/0x340 [ 449.532570] Swap cache stats: add 0, delete 0, find 0/0 [ 449.538017] ndisc_send_rs+0x331/0x6e0 [ 449.546559] Free swap = 0kB [ 449.546569] Total swap = 0kB [ 449.550374] addrconf_rs_timer+0x3c0/0x6f0 [ 449.554760] 1965979 pages RAM [ 449.558215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.562245] 0 pages HighMem/MovableOnly [ 449.562255] 343323 pages reserved [ 449.567638] call_timer_fn+0x272/0x920 [ 449.571485] 0 pages cma reserved [ 449.574502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.577623] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 449.581731] ? process_timeout+0x40/0x40 [ 449.584830] ksoftirqd/0 cpuset= [ 449.589067] ? find_held_lock+0x36/0x1c0 [ 449.593018] / [ 449.596472] ? mark_held_locks+0xc7/0x130 [ 449.600337] mems_allowed=0 [ 449.603700] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.642815] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.647322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.651561] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 449.656149] ? trace_hardirqs_on+0xbd/0x310 [ 449.660470] ? kasan_check_read+0x11/0x20 [ 449.664632] ? __run_timers+0x7da/0xc70 [ 449.668610] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 449.674088] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.678324] __run_timers+0x7e5/0xc70 [ 449.682142] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 449.687509] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 449.692531] ? graph_lock+0x170/0x170 [ 449.696342] ? print_usage_bug+0xc0/0xc0 [ 449.700405] ? lock_release+0x970/0x970 [ 449.704392] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 449.709594] ? find_held_lock+0x36/0x1c0 [ 449.713667] ? graph_lock+0x170/0x170 [ 449.717480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.723021] ? check_preemption_disabled+0x48/0x200 [ 449.728052] ? __lock_is_held+0xb5/0x140 [ 449.732124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.737662] ? check_preemption_disabled+0x48/0x200 [ 449.742693] run_timer_softirq+0x52/0xb0 [ 449.746755] ? rcu_read_lock_sched_held+0x108/0x120 [ 449.751780] __do_softirq+0x30b/0xad8 [ 449.755596] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 449.760720] ? pvclock_read_flags+0x160/0x160 [ 449.765217] ? lapic_next_event+0x5a/0x90 [ 449.769370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.774908] ? check_preemption_disabled+0x48/0x200 [ 449.779924] ? check_preemption_disabled+0x48/0x200 [ 449.784953] ? kvm_clock_read+0x18/0x30 [ 449.788932] ? kvm_sched_clock_read+0x9/0x20 [ 449.793344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.798882] ? check_preemption_disabled+0x48/0x200 [ 449.803917] irq_exit+0x17f/0x1c0 [ 449.807376] smp_apic_timer_interrupt+0x1cb/0x760 [ 449.812221] ? smp_reschedule_interrupt+0x109/0x650 [ 449.817244] ? smp_call_function_single_interrupt+0x650/0x650 [ 449.823136] ? interrupt_entry+0xb5/0xf0 [ 449.827207] ? trace_hardirqs_off_caller+0xbb/0x300 [ 449.832222] ? trace_hardirqs_off_caller+0xbb/0x300 [ 449.837247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.842091] ? trace_hardirqs_off+0x300/0x300 [ 449.846587] ? trace_hardirqs_off+0x300/0x300 [ 449.851091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.856635] ? check_preemption_disabled+0x48/0x200 [ 449.861651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.867202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.872058] apic_timer_interrupt+0xf/0x20 [ 449.876285] [ 449.878528] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 449.884243] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 449.903145] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 449.910882] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 449.918155] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 449.925424] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 449.932694] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 449.939965] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 449.947277] cgroup_file_notify+0x226/0x2f0 [ 449.951611] ? cgroup_procs_write_finish+0xf0/0xf0 [ 449.956580] ? print_usage_bug+0xc0/0xc0 [ 449.960673] ? find_held_lock+0x36/0x1c0 [ 449.964741] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.970300] shrink_node+0x5e1/0x16b0 [ 449.974108] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 449.979419] ? shrink_node_memcg+0x18e0/0x18e0 [ 449.984008] ? kvm_clock_read+0x18/0x30 [ 449.987986] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.993014] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 449.997536] ? kasan_check_write+0x14/0x20 [ 450.001835] ? do_raw_spin_lock+0xc1/0x200 [ 450.006092] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 450.011647] ? __cpuset_node_allowed+0x19b/0x660 [ 450.016419] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 450.022149] ? delayacct_end+0x5a/0x100 [ 450.026143] do_try_to_free_pages+0x3e7/0x1290 [ 450.030756] ? shrink_node+0x16b0/0x16b0 [ 450.034857] ? __lock_is_held+0xb5/0x140 [ 450.038950] try_to_free_pages+0x4d0/0xb90 [ 450.043200] ? do_try_to_free_pages+0x1290/0x1290 [ 450.048044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.053597] ? lock_acquire+0x1ed/0x520 [ 450.057580] ? set_page_refcounted+0x280/0x280 [ 450.062657] ? lock_release+0x970/0x970 [ 450.066651] ? ___might_sleep+0x1ed/0x300 [ 450.070803] ? arch_local_save_flags+0x40/0x40 [ 450.075404] __alloc_pages_slowpath+0x993/0x2d80 [ 450.080200] ? warn_alloc+0x120/0x120 [ 450.084004] ? __radix_tree_lookup+0x4c0/0x4c0 [ 450.088604] ? find_get_entry+0x2f2/0xc40 [ 450.092776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.098322] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 450.103260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.108806] ? should_fail+0x22d/0xd01 [ 450.112714] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.117822] ? __lock_is_held+0xb5/0x140 [ 450.123319] ? __lock_is_held+0xb5/0x140 [ 450.127397] ? __lock_acquire+0x7ec/0x4ec0 [ 450.131649] ? ___might_sleep+0x1ed/0x300 [ 450.135802] ? lock_release+0x970/0x970 [ 450.139780] ? arch_local_save_flags+0x40/0x40 [ 450.144379] ? __might_sleep+0x95/0x190 [ 450.148364] __alloc_pages_nodemask+0xa80/0xde0 [ 450.153047] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 450.158073] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 450.163870] ? kasan_check_read+0x11/0x20 [ 450.168024] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.173311] ? graph_lock+0x170/0x170 [ 450.177114] ? print_usage_bug+0xc0/0xc0 [ 450.181185] ? graph_lock+0x170/0x170 [ 450.184989] ? graph_lock+0x170/0x170 [ 450.188794] ? __do_page_cache_readahead+0x7ce/0x980 [ 450.193907] ? find_held_lock+0x36/0x1c0 [ 450.197976] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 450.203527] alloc_pages_current+0x10c/0x210 [ 450.207941] ? lock_downgrade+0x900/0x900 [ 450.212099] __page_cache_alloc+0x38f/0x5b0 [ 450.216424] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 450.222219] ? kasan_check_read+0x11/0x20 [ 450.226374] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.231656] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 450.236333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.241879] ? check_preemption_disabled+0x48/0x200 [ 450.246906] filemap_fault+0x1594/0x25f0 [ 450.250982] ? __lock_page_or_retry+0xa00/0xa00 [ 450.255675] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 450.261474] ? kasan_check_read+0x11/0x20 [ 450.265629] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.270910] ? rcu_bh_qs+0xc0/0xc0 [ 450.274825] ? print_usage_bug+0xc0/0xc0 [ 450.278921] ? filemap_map_pages+0xdea/0x1980 [ 450.283437] ? print_usage_bug+0xc0/0xc0 [ 450.287509] ? find_get_pages_range_tag+0x1320/0x1320 [ 450.292729] ? print_usage_bug+0xc0/0xc0 [ 450.296790] ? __lock_acquire+0x7ec/0x4ec0 [ 450.301027] ? graph_lock+0x170/0x170 [ 450.304831] ? __sigqueue_free.part.27+0x7d/0xa0 [ 450.309603] ? __lock_acquire+0x7ec/0x4ec0 [ 450.313891] ? lock_acquire+0x1ed/0x520 [ 450.317874] ? ext4_filemap_fault+0x7a/0xad [ 450.322210] ? lock_release+0x970/0x970 [ 450.326189] ? arch_local_save_flags+0x40/0x40 [ 450.330779] ? mark_held_locks+0x130/0x130 [ 450.335033] ? down_read+0xb0/0x1d0 [ 450.338662] ? ext4_filemap_fault+0x7a/0xad [ 450.342990] ? __down_interruptible+0x700/0x700 [ 450.347664] ? graph_lock+0x170/0x170 [ 450.351470] ? __sigqueue_free.part.27+0x7d/0xa0 [ 450.356244] ext4_filemap_fault+0x82/0xad [ 450.360396] __do_fault+0x100/0x6b0 [ 450.364025] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.369310] ? print_bad_pte+0x6c0/0x6c0 [ 450.373379] ? pmd_val+0x88/0x100 [ 450.376845] ? add_mm_counter_fast+0xd0/0xd0 [ 450.381257] ? pmd_val+0x88/0x100 [ 450.384721] ? add_mm_counter_fast+0xd0/0xd0 [ 450.389153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.394702] __handle_mm_fault+0x3709/0x53e0 [ 450.399130] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 450.403981] ? graph_lock+0x170/0x170 [ 450.407788] ? print_usage_bug+0xc0/0xc0 [ 450.411864] ? graph_lock+0x170/0x170 [ 450.415666] ? graph_lock+0x170/0x170 [ 450.419495] ? handle_mm_fault+0x42a/0xc70 [ 450.423732] ? lock_downgrade+0x900/0x900 [ 450.427880] ? check_preemption_disabled+0x48/0x200 [ 450.432913] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 450.438712] ? kasan_check_read+0x11/0x20 [ 450.442877] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.448161] ? rcu_bh_qs+0xc0/0xc0 [ 450.451708] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.457167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.462711] ? check_preemption_disabled+0x48/0x200 [ 450.467743] handle_mm_fault+0x54f/0xc70 [ 450.471815] ? __handle_mm_fault+0x53e0/0x53e0 [ 450.476416] ? find_vma+0x34/0x190 [ 450.479965] __do_page_fault+0x67d/0xed0 [ 450.484037] ? mm_fault_error+0x380/0x380 [ 450.488196] ? syscall_slow_exit_work+0x520/0x520 [ 450.493046] do_page_fault+0xf2/0x7e0 [ 450.496864] ? vmalloc_sync_all+0x30/0x30 [ 450.501018] ? error_entry+0x70/0xd0 [ 450.504745] ? trace_hardirqs_off_caller+0xbb/0x300 [ 450.509761] ? trace_hardirqs_on_caller+0xc0/0x300 [ 450.514695] ? syscall_return_slowpath+0x5e0/0x5e0 [ 450.519655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.524505] ? trace_hardirqs_off+0x300/0x300 [ 450.529003] ? trace_hardirqs_off_caller+0x300/0x300 [ 450.534116] ? prepare_exit_to_usermode+0x291/0x3b0 [ 450.539179] ? page_fault+0x8/0x30 [ 450.542727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.547580] ? page_fault+0x8/0x30 [ 450.551124] page_fault+0x1e/0x30 [ 450.554590] RIP: 0033:0x45db60 [ 450.557791] Code: Bad RIP value. [ 450.561157] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 450.566520] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 450.573788] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 450.581091] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 450.588361] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 450.595635] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 450.602967] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 450.603044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 450.609751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.609761] Call Trace: [ 450.616356] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 450.625592] dump_stack+0x1c4/0x2b4 [ 450.628158] syz-fuzzer cpuset= [ 450.638381] ? dump_stack_print_info.cold.2+0x52/0x52 [ 450.641988] / [ 450.645197] warn_alloc.cold.118+0xb7/0x1bd [ 450.650365] mems_allowed=0 [ 450.652074] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 450.664133] ? lock_downgrade+0x900/0x900 [ 450.668297] ? trace_hardirqs_off+0xb8/0x300 [ 450.672716] ? trace_hardirqs_off+0xb8/0x300 [ 450.677144] __alloc_pages_slowpath+0x2667/0x2d80 [ 450.682030] ? warn_alloc+0x120/0x120 [ 450.685836] ? pskb_put+0xb0/0xb0 [ 450.689304] ? warn_alloc+0x120/0x120 [ 450.693110] ? print_usage_bug+0xc0/0xc0 [ 450.697181] ? warn_alloc+0x120/0x120 [ 450.700984] ? print_usage_bug+0xc0/0xc0 [ 450.705055] ? lock_downgrade+0x900/0x900 [ 450.709204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.714755] ? should_fail+0x22d/0xd01 [ 450.718649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.723758] ? __lock_acquire+0x7ec/0x4ec0 [ 450.727998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.733106] ? should_fail+0x22d/0xd01 [ 450.737017] ? mark_held_locks+0x130/0x130 [ 450.741257] ? mark_held_locks+0x130/0x130 [ 450.745495] ? debug_check_no_obj_freed+0x305/0x58d [ 450.750522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.756061] ? check_preemption_disabled+0x48/0x200 [ 450.761074] ? check_preemption_disabled+0x48/0x200 [ 450.766099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.771644] ? check_preemption_disabled+0x48/0x200 [ 450.776665] ? check_preemption_disabled+0x48/0x200 [ 450.781697] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 450.787238] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.792521] ? rcu_pm_notify+0xc0/0xc0 [ 450.796415] __alloc_pages_nodemask+0xa80/0xde0 [ 450.801084] ? graph_lock+0x170/0x170 [ 450.804909] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 450.809923] ? graph_lock+0x170/0x170 [ 450.813741] ? find_held_lock+0x36/0x1c0 [ 450.817813] ? ____cache_alloc_node+0x1c7/0x1e0 [ 450.822493] ? lock_downgrade+0x900/0x900 [ 450.826675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.832219] cache_grow_begin+0x91/0x8c0 [ 450.836287] ? do_raw_spin_unlock+0xa7/0x2f0 [ 450.840710] fallback_alloc+0x203/0x2e0 [ 450.844694] ____cache_alloc_node+0x1c7/0x1e0 [ 450.849198] kmem_cache_alloc+0x1f8/0x730 [ 450.853351] ? netif_receive_skb_internal+0x620/0x620 [ 450.858552] __build_skb+0xab/0x430 [ 450.862188] ? skb_try_coalesce+0x1b70/0x1b70 [ 450.866777] ? __alloc_pages_nodemask+0xde0/0xde0 [ 450.871626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.877164] ? check_preemption_disabled+0x48/0x200 [ 450.882195] __napi_alloc_skb+0x1d6/0x310 [ 450.886353] page_to_skb.isra.42+0xee/0x960 [ 450.890677] ? check_preemption_disabled+0x48/0x200 [ 450.895702] ? virtnet_remove+0xf0/0xf0 [ 450.899681] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 450.905477] ? kasan_check_read+0x11/0x20 [ 450.909627] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.914911] ? rcu_bh_qs+0xc0/0xc0 [ 450.918481] receive_mergeable+0x15af/0x3c40 [ 450.922903] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 450.928445] ? ip6t_do_table+0xded/0x1d30 [ 450.932607] ? virtnet_probe+0x2320/0x2320 [ 450.936848] ? audit_add_watch+0xae1/0xdc0 [ 450.941099] ? check_preemption_disabled+0x48/0x200 [ 450.946144] ? check_preemption_disabled+0x48/0x200 [ 450.951176] ? __lock_is_held+0xb5/0x140 [ 450.955819] ? rcu_read_lock_sched_held+0x108/0x120 [ 450.960859] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 450.966400] ? tg_unthrottle_up+0x220/0x220 [ 450.970741] ? update_load_avg+0x13b8/0x2470 [ 450.975151] ? __lock_is_held+0xb5/0x140 [ 450.979210] ? graph_lock+0x170/0x170 [ 450.983020] ? attach_entity_load_avg+0x860/0x860 [ 450.987877] ? graph_lock+0x170/0x170 [ 450.991682] ? graph_lock+0x170/0x170 [ 450.995491] ? rb_erase+0x3710/0x3710 [ 450.999301] ? mark_held_locks+0x130/0x130 [ 451.003539] ? print_usage_bug+0xc0/0xc0 [ 451.007623] ? graph_lock+0x170/0x170 [ 451.011436] ? find_held_lock+0x36/0x1c0 [ 451.015505] ? print_usage_bug+0xc0/0xc0 [ 451.019571] ? cpuacct_charge+0x265/0x440 [ 451.023726] ? __lock_acquire+0x7ec/0x4ec0 [ 451.027971] ? update_curr+0x4cf/0xbe0 [ 451.031867] ? graph_lock+0x170/0x170 [ 451.035675] ? __update_load_avg_se+0x664/0xb90 [ 451.040345] ? mark_held_locks+0x130/0x130 [ 451.044582] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 451.050379] ? kasan_check_read+0x11/0x20 [ 451.054532] ? __update_load_avg_blocked_se+0x730/0x730 [ 451.059905] ? __update_load_avg_se+0xb90/0xb90 [ 451.064608] ? update_load_avg+0x387/0x2470 [ 451.068959] ? select_task_rq_fair+0x754/0x34f0 [ 451.073633] ? attach_entity_load_avg+0x860/0x860 [ 451.078472] ? graph_lock+0x170/0x170 [ 451.082277] ? account_entity_enqueue+0x3a3/0x660 [ 451.087128] ? graph_lock+0x170/0x170 [ 451.090937] ? rb_erase+0x3710/0x3710 [ 451.094765] ? mark_held_locks+0x130/0x130 [ 451.099001] ? rb_erase_cached+0xc78/0x3720 [ 451.103328] ? graph_lock+0x170/0x170 [ 451.107138] ? find_held_lock+0x36/0x1c0 [ 451.111203] ? print_usage_bug+0xc0/0xc0 [ 451.115267] ? print_usage_bug+0xc0/0xc0 [ 451.119338] ? print_usage_bug+0xc0/0xc0 [ 451.123402] ? print_usage_bug+0xc0/0xc0 [ 451.127477] receive_buf+0xb4c/0x3380 [ 451.131289] ? __lock_acquire+0x7ec/0x4ec0 [ 451.135566] ? receive_mergeable+0x3c40/0x3c40 [ 451.140161] ? mark_held_locks+0x130/0x130 [ 451.144408] ? mark_held_locks+0x130/0x130 [ 451.148650] ? mark_held_locks+0x130/0x130 [ 451.152889] ? mark_held_locks+0x130/0x130 [ 451.157129] ? print_usage_bug+0xc0/0xc0 [ 451.161211] ? __account_cfs_rq_runtime+0x790/0x790 [ 451.166241] ? __lock_acquire+0x7ec/0x4ec0 [ 451.170501] ? graph_lock+0x170/0x170 [ 451.174315] ? print_usage_bug+0xc0/0xc0 [ 451.178384] ? graph_lock+0x170/0x170 [ 451.182187] ? put_prev_task_fair+0x80/0x80 [ 451.186539] ? update_curr+0x344/0xbe0 [ 451.190425] ? __update_load_avg_se+0xb90/0xb90 [ 451.195092] ? __lock_is_held+0xb5/0x140 [ 451.199161] ? find_held_lock+0x36/0x1c0 [ 451.203223] ? graph_lock+0x170/0x170 [ 451.207027] ? print_usage_bug+0xc0/0xc0 [ 451.211093] ? debug_object_activate+0x402/0x600 [ 451.215863] ? lock_downgrade+0x900/0x900 [ 451.220026] ? find_held_lock+0x36/0x1c0 [ 451.224099] ? mark_held_locks+0xc7/0x130 [ 451.228259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.233798] ? vring_use_dma_api+0xa5/0xc0 [ 451.238038] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 451.243577] ? vring_unmap_one+0x5a/0x410 [ 451.247730] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 451.252315] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 451.257858] ? detach_buf+0x34b/0x5d0 [ 451.261677] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 451.267219] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 451.271982] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 451.277092] ? detach_buf+0x5d0/0x5d0 [ 451.280903] ? __lock_acquire+0x7ec/0x4ec0 [ 451.285159] virtnet_poll+0x421/0x105f [ 451.289067] ? receive_buf+0x3380/0x3380 [ 451.293151] ? estimation_timer+0x5d0/0x890 [ 451.297480] ? net_rx_action+0x480/0x1950 [ 451.301628] ? net_rx_action+0x480/0x1950 [ 451.305779] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 451.310388] ? call_timer_fn+0x2c0/0x920 [ 451.314455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.319994] ? check_preemption_disabled+0x48/0x200 [ 451.325017] net_rx_action+0x7c5/0x1950 [ 451.329012] ? napi_complete_done+0x6d0/0x6d0 [ 451.333530] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.338569] ? __run_timers+0xa20/0xc70 [ 451.342546] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.347039] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.351539] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 451.356132] ? trace_hardirqs_on+0xbd/0x310 [ 451.360453] ? kasan_check_read+0x11/0x20 [ 451.364605] ? __run_timers+0xa20/0xc70 [ 451.368604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.374181] ? _raw_spin_unlock_irq+0x60/0x80 [ 451.378683] ? __run_timers+0xa4a/0xc70 [ 451.382688] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 451.388054] ? compat_start_thread+0x80/0x80 [ 451.392469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.398014] ? kasan_check_write+0x14/0x20 [ 451.402250] ? finish_task_switch+0x2f5/0x900 [ 451.406743] ? __switch_to_asm+0x40/0x70 [ 451.410811] ? preempt_notifier_register+0x200/0x200 [ 451.415921] ? __switch_to_asm+0x34/0x70 [ 451.419980] ? __switch_to_asm+0x40/0x70 [ 451.424043] ? __switch_to_asm+0x34/0x70 [ 451.428102] ? __switch_to_asm+0x40/0x70 [ 451.432163] ? __switch_to_asm+0x34/0x70 [ 451.436225] ? __switch_to_asm+0x40/0x70 [ 451.440301] ? pvclock_read_flags+0x160/0x160 [ 451.444797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.450334] ? check_preemption_disabled+0x48/0x200 [ 451.455352] ? check_preemption_disabled+0x48/0x200 [ 451.460385] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 451.465928] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 451.471209] ? rcu_pm_notify+0xc0/0xc0 [ 451.475124] __do_softirq+0x30b/0xad8 [ 451.478945] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 451.484052] ? trace_hardirqs_on+0x310/0x310 [ 451.488467] ? schedule+0x108/0x460 [ 451.492109] ? trace_hardirqs_off+0xb8/0x300 [ 451.496529] ? ___might_sleep+0x1ed/0x300 [ 451.500695] ? smpboot_thread_fn+0x68b/0xa00 [ 451.505107] ? trace_hardirqs_on+0x310/0x310 [ 451.509527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.515065] ? check_preemption_disabled+0x48/0x200 [ 451.520082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.525648] ? takeover_tasklets+0xa90/0xa90 [ 451.530061] run_ksoftirqd+0x94/0x100 [ 451.533871] smpboot_thread_fn+0x68b/0xa00 [ 451.538114] ? sort_range+0x30/0x30 [ 451.541751] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 451.546866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.552423] ? __kthread_parkme+0xfb/0x1a0 [ 451.556664] kthread+0x35a/0x420 [ 451.560035] ? sort_range+0x30/0x30 [ 451.563665] ? kthread_bind+0x40/0x40 [ 451.567472] ret_from_fork+0x3a/0x50 [ 451.571201] warn_alloc_show_mem: 1 callbacks suppressed [ 451.571213] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 451.571215] Mem-Info: [ 451.571246] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 451.571246] active_file:18 inactive_file:16 isolated_file:0 [ 451.571246] unevictable:0 dirty:0 writeback:0 unstable:0 [ 451.571246] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 451.571246] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 451.571246] free:13623 free_pcp:186 free_cma:0 [ 451.576591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.583526] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 451.585927] Call Trace: [ 451.618827] Node 0 [ 451.628186] [ 451.655880] 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 [ 451.658443] dump_stack+0x1c4/0x2b4 [ 451.660653] lowmem_reserve[]: 0 [ 451.662814] ? dump_stack_print_info.cold.2+0x52/0x52 [ 451.688291] 2815 6318 [ 451.691943] warn_alloc.cold.118+0xb7/0x1bd [ 451.695178] 6318 [ 451.700374] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 451.702859] Node 0 [ 451.707180] ? lock_downgrade+0x900/0x900 [ 451.709245] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 451.714065] ? trace_hardirqs_off+0xb8/0x300 [ 451.716271] lowmem_reserve[]: 0 [ 451.720431] ? trace_hardirqs_off+0xb8/0x300 [ 451.746976] 0 [ 451.751400] __alloc_pages_slowpath+0x2667/0x2d80 [ 451.754639] 3503 3503 [ 451.759083] ? warn_alloc+0x120/0x120 [ 451.765681] ? trace_hardirqs_on+0x310/0x310 [ 451.768155] Node 0 [ 451.771955] ? warn_alloc+0x120/0x120 [ 451.776371] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 451.778585] ? print_usage_bug+0xc0/0xc0 [ 451.782353] lowmem_reserve[]: 0 [ 451.810736] ? warn_alloc+0x120/0x120 [ 451.814775] 0 [ 451.818056] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.821825] 0 0 [ 451.823646] ? print_usage_bug+0xc0/0xc0 [ 451.828643] Node 0 [ 451.830623] ? __lock_acquire+0x7ec/0x4ec0 [ 451.834651] DMA: 1*4kB [ 451.836898] ? __lock_acquire+0x7ec/0x4ec0 [ 451.841104] (U) 0*8kB [ 451.843699] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.847906] 0*16kB 1*32kB [ 451.850410] ? should_fail+0x22d/0xd01 [ 451.855920] (U) 2*64kB [ 451.858784] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.862649] (U) [ 451.865227] ? __lock_acquire+0x7ec/0x4ec0 [ 451.870301] 1*128kB (U) [ 451.872284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.876497] 1*256kB [ 451.879166] ? __lock_acquire+0x7ec/0x4ec0 [ 451.884241] (U) 0*512kB [ 451.886592] ? should_fail+0x22d/0xd01 [ 451.890805] 1*1024kB [ 451.893473] ? print_usage_bug+0xc0/0xc0 [ 451.897333] (U) 1*2048kB [ 451.899759] ? mark_held_locks+0x130/0x130 [ 451.903783] (M) 3*4096kB [ 451.906553] ? mark_held_locks+0x130/0x130 [ 451.910760] (M) = 15908kB [ 451.913542] ? graph_lock+0x170/0x170 [ 451.917748] Node 0 [ 451.920500] ? print_usage_bug+0xc0/0xc0 [ 451.924283] DMA32: 4*4kB [ 451.926531] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 451.930558] (UM) 3*8kB [ 451.933326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.938048] (UM) 1*16kB [ 451.940643] ? check_preemption_disabled+0x48/0x200 [ 451.946151] (M) 2*32kB [ 451.948824] ? check_preemption_disabled+0x48/0x200 [ 451.954050] (UM) 2*64kB [ 451.956675] ? __lock_is_held+0xb5/0x140 [ 451.961654] (M) 4*128kB [ 451.964335] __alloc_pages_nodemask+0xa80/0xde0 [ 451.968378] (UM) 2*256kB [ 451.971056] ? graph_lock+0x170/0x170 [ 451.975699] (M) 4*512kB [ 451.978463] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 451.982238] (UM) 3*1024kB [ 451.984914] ? graph_lock+0x170/0x170 [ 451.989905] (M) 3*2048kB [ 451.992766] ? find_held_lock+0x36/0x1c0 [ 451.996529] (M) 3*4096kB [ 451.999303] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.003327] (M) = 24824kB [ 452.006098] ? lock_downgrade+0x900/0x900 [ 452.010754] Node 0 [ 452.013519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.017644] Normal: [ 452.019881] cache_grow_begin+0x91/0x8c0 [ 452.025394] 2044*4kB [ 452.027719] ? do_raw_spin_unlock+0xa7/0x2f0 [ 452.031752] (UMEH) 226*8kB [ 452.034177] fallback_alloc+0x203/0x2e0 [ 452.038560] (UMEH) [ 452.041494] ____cache_alloc_node+0x1c7/0x1e0 [ 452.045436] 46*16kB (UME) [ 452.047687] kmem_cache_alloc_node+0xe3/0x730 [ 452.052162] 28*32kB (UME) [ 452.055050] ? ipv6_get_ifaddr+0x42e/0x620 [ 452.059823] 10*64kB (UME) [ 452.062712] __alloc_skb+0x119/0x770 [ 452.066910] 4*128kB (UM) [ 452.069801] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.073542] 0*256kB 2*512kB [ 452.076362] ? skb_scrub_packet+0x490/0x490 [ 452.081619] (U) 0*1024kB 0*2048kB [ 452.084669] ? lock_downgrade+0x900/0x900 [ 452.088961] 0*4096kB = 13792kB [ 452.092510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.096637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 452.099822] ? refcount_sub_and_test_checked+0x203/0x310 [ 452.105338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 452.105348] 413 total pagecache pages [ 452.114186] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 452.119625] 0 pages in swap cache [ 452.128201] ? addrconf_rs_timer+0x6f0/0x6f0 [ 452.131974] Swap cache stats: add 0, delete 0, find 0/0 [ 452.131984] Free swap = 0kB [ 452.137439] ndisc_alloc_skb+0x144/0x340 [ 452.140861] Total swap = 0kB [ 452.140870] 1965979 pages RAM [ 452.145373] ndisc_send_rs+0x331/0x6e0 [ 452.150709] 0 pages HighMem/MovableOnly [ 452.150718] 343323 pages reserved [ 452.153738] addrconf_rs_timer+0x3c0/0x6f0 [ 452.157800] 0 pages cma reserved [ 452.160817] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.164009] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.167799] call_timer_fn+0x272/0x920 [ 452.171743] ksoftirqd/0 cpuset= [ 452.175194] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.179404] / [ 452.182773] ? process_timeout+0x40/0x40 [ 452.186990] mems_allowed=0 [ 452.197297] ? find_held_lock+0x36/0x1c0 [ 452.221404] ? mark_held_locks+0xc7/0x130 [ 452.225556] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.230139] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.234640] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.238878] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 452.243462] ? trace_hardirqs_on+0xbd/0x310 [ 452.247786] ? kasan_check_read+0x11/0x20 [ 452.251989] ? __run_timers+0x7da/0xc70 [ 452.255969] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 452.261430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.265672] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.269909] __run_timers+0x7e5/0xc70 [ 452.273733] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 452.279276] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 452.284297] ? graph_lock+0x170/0x170 [ 452.288105] ? print_usage_bug+0xc0/0xc0 [ 452.292168] ? lock_release+0x970/0x970 [ 452.296149] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 452.301464] ? find_held_lock+0x36/0x1c0 [ 452.305719] ? graph_lock+0x170/0x170 [ 452.309530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.315220] ? check_preemption_disabled+0x48/0x200 [ 452.320255] ? __lock_is_held+0xb5/0x140 [ 452.324566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.330263] ? check_preemption_disabled+0x48/0x200 [ 452.335289] run_timer_softirq+0x52/0xb0 [ 452.339357] ? rcu_read_lock_sched_held+0x108/0x120 [ 452.344379] __do_softirq+0x30b/0xad8 [ 452.348193] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 452.353305] ? pvclock_read_flags+0x160/0x160 [ 452.357804] ? lapic_next_event+0x5a/0x90 [ 452.361954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.367505] ? check_preemption_disabled+0x48/0x200 [ 452.372517] ? check_preemption_disabled+0x48/0x200 [ 452.377545] ? kvm_clock_read+0x18/0x30 [ 452.381526] ? kvm_sched_clock_read+0x9/0x20 [ 452.385944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.391491] ? check_preemption_disabled+0x48/0x200 [ 452.396526] irq_exit+0x17f/0x1c0 [ 452.399989] smp_apic_timer_interrupt+0x1cb/0x760 [ 452.404832] ? smp_reschedule_interrupt+0x109/0x650 [ 452.409869] ? smp_call_function_single_interrupt+0x650/0x650 [ 452.415757] ? interrupt_entry+0xb5/0xf0 [ 452.419828] ? trace_hardirqs_off_caller+0xbb/0x300 [ 452.424862] ? trace_hardirqs_off_caller+0xbb/0x300 [ 452.429884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.434735] ? trace_hardirqs_off+0x300/0x300 [ 452.439261] ? trace_hardirqs_off+0x300/0x300 [ 452.443766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.449307] ? check_preemption_disabled+0x48/0x200 [ 452.454325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.459890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.465133] apic_timer_interrupt+0xf/0x20 [ 452.469599] [ 452.471853] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 452.477567] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 452.496468] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 452.504185] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 452.511453] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 452.518722] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 452.525992] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 452.533260] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 452.540571] cgroup_file_notify+0x226/0x2f0 [ 452.544902] ? cgroup_procs_write_finish+0xf0/0xf0 [ 452.549833] ? print_usage_bug+0xc0/0xc0 [ 452.553912] ? find_held_lock+0x36/0x1c0 [ 452.557982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.563529] shrink_node+0x5e1/0x16b0 [ 452.567337] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 452.572848] ? shrink_node_memcg+0x18e0/0x18e0 [ 452.577557] ? kvm_clock_read+0x18/0x30 [ 452.581533] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 452.586563] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 452.591062] ? kasan_check_write+0x14/0x20 [ 452.595669] ? do_raw_spin_lock+0xc1/0x200 [ 452.599907] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 452.605447] ? __cpuset_node_allowed+0x19b/0x660 [ 452.610209] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 452.615921] ? delayacct_end+0x5a/0x100 [ 452.620151] do_try_to_free_pages+0x3e7/0x1290 [ 452.624970] ? shrink_node+0x16b0/0x16b0 [ 452.629037] ? __lock_is_held+0xb5/0x140 [ 452.633116] try_to_free_pages+0x4d0/0xb90 [ 452.637490] ? do_try_to_free_pages+0x1290/0x1290 [ 452.642363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.648201] ? lock_acquire+0x1ed/0x520 [ 452.652179] ? set_page_refcounted+0x280/0x280 [ 452.656773] ? lock_release+0x970/0x970 [ 452.660755] ? ___might_sleep+0x1ed/0x300 [ 452.665181] ? arch_local_save_flags+0x40/0x40 [ 452.669781] __alloc_pages_slowpath+0x993/0x2d80 [ 452.674860] ? warn_alloc+0x120/0x120 [ 452.678677] ? __radix_tree_lookup+0x4c0/0x4c0 [ 452.683277] ? find_get_entry+0x2f2/0xc40 [ 452.687872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.693593] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 452.698650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.704476] ? should_fail+0x22d/0xd01 [ 452.708508] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.713624] ? __lock_is_held+0xb5/0x140 [ 452.717715] ? __lock_is_held+0xb5/0x140 [ 452.721786] ? __lock_acquire+0x7ec/0x4ec0 [ 452.726026] ? ___might_sleep+0x1ed/0x300 [ 452.730170] ? lock_release+0x970/0x970 [ 452.734146] ? arch_local_save_flags+0x40/0x40 [ 452.738745] ? __might_sleep+0x95/0x190 [ 452.742730] __alloc_pages_nodemask+0xa80/0xde0 [ 452.747412] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 452.752436] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 452.758236] ? kasan_check_read+0x11/0x20 [ 452.762386] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.767672] ? graph_lock+0x170/0x170 [ 452.771475] ? print_usage_bug+0xc0/0xc0 [ 452.775542] ? graph_lock+0x170/0x170 [ 452.779342] ? graph_lock+0x170/0x170 [ 452.783151] ? __do_page_cache_readahead+0x7ce/0x980 [ 452.788270] ? find_held_lock+0x36/0x1c0 [ 452.792348] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 452.797892] alloc_pages_current+0x10c/0x210 [ 452.802301] ? lock_downgrade+0x900/0x900 [ 452.806462] __page_cache_alloc+0x38f/0x5b0 [ 452.810789] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 452.816589] ? kasan_check_read+0x11/0x20 [ 452.820751] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.826034] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 452.830710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.836253] ? check_preemption_disabled+0x48/0x200 [ 452.841280] filemap_fault+0x1594/0x25f0 [ 452.845361] ? __lock_page_or_retry+0xa00/0xa00 [ 452.850031] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 452.855834] ? kasan_check_read+0x11/0x20 [ 452.859993] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.865274] ? rcu_bh_qs+0xc0/0xc0 [ 452.868822] ? print_usage_bug+0xc0/0xc0 [ 452.872915] ? filemap_map_pages+0xdea/0x1980 [ 452.877429] ? print_usage_bug+0xc0/0xc0 [ 452.881502] ? find_get_pages_range_tag+0x1320/0x1320 [ 452.886697] ? print_usage_bug+0xc0/0xc0 [ 452.890762] ? __lock_acquire+0x7ec/0x4ec0 [ 452.895003] ? graph_lock+0x170/0x170 [ 452.898806] ? __sigqueue_free.part.27+0x7d/0xa0 [ 452.903573] ? __lock_acquire+0x7ec/0x4ec0 [ 452.907824] ? lock_acquire+0x1ed/0x520 [ 452.911805] ? ext4_filemap_fault+0x7a/0xad [ 452.916150] ? lock_release+0x970/0x970 [ 452.920133] ? arch_local_save_flags+0x40/0x40 [ 452.924719] ? mark_held_locks+0x130/0x130 [ 452.928972] ? down_read+0xb0/0x1d0 [ 452.932599] ? ext4_filemap_fault+0x7a/0xad [ 452.936944] ? __down_interruptible+0x700/0x700 [ 452.941627] ? graph_lock+0x170/0x170 [ 452.945437] ? __sigqueue_free.part.27+0x7d/0xa0 [ 452.950208] ext4_filemap_fault+0x82/0xad [ 452.954678] __do_fault+0x100/0x6b0 [ 452.958311] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.963591] ? print_bad_pte+0x6c0/0x6c0 [ 452.967668] ? pmd_val+0x88/0x100 [ 452.971130] ? add_mm_counter_fast+0xd0/0xd0 [ 452.975540] ? pmd_val+0x88/0x100 [ 452.979001] ? add_mm_counter_fast+0xd0/0xd0 [ 452.983417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.988961] __handle_mm_fault+0x3709/0x53e0 [ 452.993387] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 452.998232] ? graph_lock+0x170/0x170 [ 453.002043] ? print_usage_bug+0xc0/0xc0 [ 453.006113] ? graph_lock+0x170/0x170 [ 453.009918] ? graph_lock+0x170/0x170 [ 453.013744] ? handle_mm_fault+0x42a/0xc70 [ 453.017985] ? lock_downgrade+0x900/0x900 [ 453.022137] ? check_preemption_disabled+0x48/0x200 [ 453.027164] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 453.032967] ? kasan_check_read+0x11/0x20 [ 453.037124] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 453.042493] ? rcu_bh_qs+0xc0/0xc0 [ 453.046036] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 453.051491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.057029] ? check_preemption_disabled+0x48/0x200 [ 453.062392] handle_mm_fault+0x54f/0xc70 [ 453.066460] ? __handle_mm_fault+0x53e0/0x53e0 [ 453.071047] ? find_vma+0x34/0x190 [ 453.074596] __do_page_fault+0x67d/0xed0 [ 453.078675] ? mm_fault_error+0x380/0x380 [ 453.082832] ? syscall_slow_exit_work+0x520/0x520 [ 453.087693] do_page_fault+0xf2/0x7e0 [ 453.091505] ? vmalloc_sync_all+0x30/0x30 [ 453.095659] ? error_entry+0x70/0xd0 [ 453.099380] ? trace_hardirqs_off_caller+0xbb/0x300 [ 453.104405] ? trace_hardirqs_on_caller+0xc0/0x300 [ 453.109341] ? syscall_return_slowpath+0x5e0/0x5e0 [ 453.114274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.119124] ? trace_hardirqs_off+0x300/0x300 [ 453.123651] ? trace_hardirqs_off_caller+0x300/0x300 [ 453.128766] ? prepare_exit_to_usermode+0x291/0x3b0 [ 453.133792] ? page_fault+0x8/0x30 [ 453.137341] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.142198] ? page_fault+0x8/0x30 [ 453.145757] page_fault+0x1e/0x30 [ 453.149214] RIP: 0033:0x45db60 [ 453.152412] Code: Bad RIP value. [ 453.155775] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 453.161146] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 453.168424] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 453.175813] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 453.183095] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 453.190371] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 453.197683] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95 [ 453.197751] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 453.204448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.204454] Call Trace: [ 453.204476] dump_stack+0x1c4/0x2b4 [ 453.204493] ? dump_stack_print_info.cold.2+0x52/0x52 [ 453.204521] warn_alloc.cold.118+0xb7/0x1bd [ 453.211168] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 453.220470] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 453.223035] syz-fuzzer cpuset= [ 453.226661] ? lock_downgrade+0x900/0x900 [ 453.231829] / [ 453.236165] ? trace_hardirqs_off+0xb8/0x300 [ 453.246372] mems_allowed=0 [ 453.251214] ? trace_hardirqs_off+0xb8/0x300 [ 453.271985] __alloc_pages_slowpath+0x2667/0x2d80 [ 453.276881] ? warn_alloc+0x120/0x120 [ 453.280690] ? pskb_put+0xb0/0xb0 [ 453.284154] ? warn_alloc+0x120/0x120 [ 453.287964] ? print_usage_bug+0xc0/0xc0 [ 453.292027] ? warn_alloc+0x120/0x120 [ 453.295848] ? print_usage_bug+0xc0/0xc0 [ 453.299922] ? lock_downgrade+0x900/0x900 [ 453.304083] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.309631] ? should_fail+0x22d/0xd01 [ 453.313529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.318640] ? __lock_acquire+0x7ec/0x4ec0 [ 453.322888] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.327996] ? should_fail+0x22d/0xd01 [ 453.331896] ? mark_held_locks+0x130/0x130 [ 453.336143] ? mark_held_locks+0x130/0x130 [ 453.340381] ? debug_check_no_obj_freed+0x305/0x58d [ 453.345413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.350958] ? check_preemption_disabled+0x48/0x200 [ 453.355976] ? check_preemption_disabled+0x48/0x200 [ 453.361002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.366546] ? check_preemption_disabled+0x48/0x200 [ 453.371562] ? check_preemption_disabled+0x48/0x200 [ 453.376595] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 453.382141] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 453.387429] ? rcu_pm_notify+0xc0/0xc0 [ 453.391329] __alloc_pages_nodemask+0xa80/0xde0 [ 453.396008] ? graph_lock+0x170/0x170 [ 453.399817] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 453.404847] ? graph_lock+0x170/0x170 [ 453.408664] ? find_held_lock+0x36/0x1c0 [ 453.412739] ? ____cache_alloc_node+0x1c7/0x1e0 [ 453.417414] ? lock_downgrade+0x900/0x900 [ 453.421588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.427172] cache_grow_begin+0x91/0x8c0 [ 453.431240] ? do_raw_spin_unlock+0xa7/0x2f0 [ 453.435661] fallback_alloc+0x203/0x2e0 [ 453.439647] ____cache_alloc_node+0x1c7/0x1e0 [ 453.444155] kmem_cache_alloc+0x1f8/0x730 [ 453.448309] ? netif_receive_skb_internal+0x620/0x620 [ 453.453508] __build_skb+0xab/0x430 [ 453.457142] ? skb_try_coalesce+0x1b70/0x1b70 [ 453.461648] ? __alloc_pages_nodemask+0xde0/0xde0 [ 453.466501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.472041] ? check_preemption_disabled+0x48/0x200 [ 453.477070] __napi_alloc_skb+0x1d6/0x310 [ 453.481231] page_to_skb.isra.42+0xee/0x960 [ 453.485557] ? check_preemption_disabled+0x48/0x200 [ 453.490579] ? virtnet_remove+0xf0/0xf0 [ 453.494558] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 453.500362] ? kasan_check_read+0x11/0x20 [ 453.504514] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 453.509798] ? rcu_bh_qs+0xc0/0xc0 [ 453.513355] receive_mergeable+0x15af/0x3c40 [ 453.517778] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 453.523328] ? ip6t_do_table+0xded/0x1d30 [ 453.527491] ? virtnet_probe+0x2320/0x2320 [ 453.531732] ? audit_add_watch+0xae1/0xdc0 [ 453.535975] ? check_preemption_disabled+0x48/0x200 [ 453.540991] ? check_preemption_disabled+0x48/0x200 [ 453.546029] ? __lock_is_held+0xb5/0x140 [ 453.550106] ? rcu_read_lock_sched_held+0x108/0x120 [ 453.555139] ? update_cfs_rq_load_avg.part.64+0x253/0x2e0 [ 453.560684] ? tg_unthrottle_up+0x220/0x220 [ 453.565022] ? update_load_avg+0x13b8/0x2470 [ 453.569435] ? __lock_is_held+0xb5/0x140 [ 453.573496] ? graph_lock+0x170/0x170 [ 453.577307] ? attach_entity_load_avg+0x860/0x860 [ 453.582160] ? graph_lock+0x170/0x170 [ 453.585968] ? graph_lock+0x170/0x170 [ 453.589782] ? rb_erase+0x3710/0x3710 [ 453.593581] ? mark_held_locks+0x130/0x130 [ 453.597820] ? print_usage_bug+0xc0/0xc0 [ 453.601898] ? graph_lock+0x170/0x170 [ 453.605703] ? find_held_lock+0x36/0x1c0 [ 453.609777] ? print_usage_bug+0xc0/0xc0 [ 453.613853] ? cpuacct_charge+0x265/0x440 [ 453.618013] ? __lock_acquire+0x7ec/0x4ec0 [ 453.622263] ? update_curr+0x4cf/0xbe0 [ 453.626157] ? graph_lock+0x170/0x170 [ 453.629963] ? __update_load_avg_se+0x664/0xb90 [ 453.634636] ? mark_held_locks+0x130/0x130 [ 453.638883] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 453.644679] ? kasan_check_read+0x11/0x20 [ 453.648831] ? __update_load_avg_blocked_se+0x730/0x730 [ 453.654215] ? __update_load_avg_se+0xb90/0xb90 [ 453.658907] ? update_load_avg+0x387/0x2470 [ 453.663236] ? select_task_rq_fair+0x754/0x34f0 [ 453.667917] ? attach_entity_load_avg+0x860/0x860 [ 453.672762] ? graph_lock+0x170/0x170 [ 453.676567] ? account_entity_enqueue+0x3a3/0x660 [ 453.681418] ? graph_lock+0x170/0x170 [ 453.685232] ? rb_erase+0x3710/0x3710 [ 453.689035] ? mark_held_locks+0x130/0x130 [ 453.693277] ? rb_erase_cached+0xc78/0x3720 [ 453.697626] ? graph_lock+0x170/0x170 [ 453.701429] ? find_held_lock+0x36/0x1c0 [ 453.705496] ? print_usage_bug+0xc0/0xc0 [ 453.709560] ? print_usage_bug+0xc0/0xc0 [ 453.713628] ? print_usage_bug+0xc0/0xc0 [ 453.717693] ? print_usage_bug+0xc0/0xc0 [ 453.721771] receive_buf+0xb4c/0x3380 [ 453.725581] ? __lock_acquire+0x7ec/0x4ec0 [ 453.729830] ? receive_mergeable+0x3c40/0x3c40 [ 453.734434] ? mark_held_locks+0x130/0x130 [ 453.738672] ? mark_held_locks+0x130/0x130 [ 453.742919] ? mark_held_locks+0x130/0x130 [ 453.747159] ? mark_held_locks+0x130/0x130 [ 453.751395] ? print_usage_bug+0xc0/0xc0 [ 453.755464] ? __account_cfs_rq_runtime+0x790/0x790 [ 453.760500] ? __lock_acquire+0x7ec/0x4ec0 [ 453.764758] ? graph_lock+0x170/0x170 [ 453.768564] ? print_usage_bug+0xc0/0xc0 [ 453.772634] ? graph_lock+0x170/0x170 [ 453.776437] ? put_prev_task_fair+0x80/0x80 [ 453.780765] ? update_curr+0x344/0xbe0 [ 453.784651] ? __update_load_avg_se+0xb90/0xb90 [ 453.789320] ? __lock_is_held+0xb5/0x140 [ 453.793394] ? find_held_lock+0x36/0x1c0 [ 453.797457] ? graph_lock+0x170/0x170 [ 453.801263] ? print_usage_bug+0xc0/0xc0 [ 453.805329] ? debug_object_activate+0x402/0x600 [ 453.810091] ? lock_downgrade+0x900/0x900 [ 453.814253] ? find_held_lock+0x36/0x1c0 [ 453.818333] ? mark_held_locks+0xc7/0x130 [ 453.822483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.828026] ? vring_use_dma_api+0xa5/0xc0 [ 453.832269] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 453.837811] ? vring_unmap_one+0x5a/0x410 [ 453.841969] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 453.846557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 453.852103] ? detach_buf+0x34b/0x5d0 [ 453.855926] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 453.861468] ? virtqueue_get_buf_ctx+0x3d1/0x860 [ 453.866228] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 453.871343] ? detach_buf+0x5d0/0x5d0 [ 453.875157] ? __lock_acquire+0x7ec/0x4ec0 [ 453.879407] virtnet_poll+0x421/0x105f [ 453.883312] ? receive_buf+0x3380/0x3380 [ 453.887389] ? estimation_timer+0x5d0/0x890 [ 453.891719] ? net_rx_action+0x480/0x1950 [ 453.895874] ? net_rx_action+0x480/0x1950 [ 453.900027] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 453.904629] ? call_timer_fn+0x2c0/0x920 [ 453.908701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.914244] ? check_preemption_disabled+0x48/0x200 [ 453.919274] net_rx_action+0x7c5/0x1950 [ 453.923270] ? napi_complete_done+0x6d0/0x6d0 [ 453.927768] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 453.932811] ? __run_timers+0xa20/0xc70 [ 453.936808] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.941315] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.945819] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 453.950418] ? trace_hardirqs_on+0xbd/0x310 [ 453.954741] ? kasan_check_read+0x11/0x20 [ 453.958894] ? __run_timers+0xa20/0xc70 [ 453.962886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.968434] ? _raw_spin_unlock_irq+0x60/0x80 [ 453.972941] ? __run_timers+0xa4a/0xc70 [ 453.976935] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 453.982302] ? compat_start_thread+0x80/0x80 [ 453.986720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.992273] ? kasan_check_write+0x14/0x20 [ 453.996521] ? finish_task_switch+0x2f5/0x900 [ 454.001021] ? __switch_to_asm+0x40/0x70 [ 454.005098] ? preempt_notifier_register+0x200/0x200 [ 454.010215] ? __switch_to_asm+0x34/0x70 [ 454.014278] ? __switch_to_asm+0x40/0x70 [ 454.018338] ? __switch_to_asm+0x34/0x70 [ 454.022398] ? __switch_to_asm+0x40/0x70 [ 454.026458] ? __switch_to_asm+0x34/0x70 [ 454.030522] ? __switch_to_asm+0x40/0x70 [ 454.034603] ? pvclock_read_flags+0x160/0x160 [ 454.039105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.044656] ? check_preemption_disabled+0x48/0x200 [ 454.049674] ? check_preemption_disabled+0x48/0x200 [ 454.054711] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 454.060510] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 454.065795] ? rcu_pm_notify+0xc0/0xc0 [ 454.069702] __do_softirq+0x30b/0xad8 [ 454.073520] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 454.078630] ? trace_hardirqs_on+0x310/0x310 [ 454.083051] ? schedule+0x108/0x460 [ 454.086704] ? trace_hardirqs_off+0xb8/0x300 [ 454.091123] ? ___might_sleep+0x1ed/0x300 [ 454.095271] ? smpboot_thread_fn+0x68b/0xa00 [ 454.099684] ? trace_hardirqs_on+0x310/0x310 [ 454.104103] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.109651] ? check_preemption_disabled+0x48/0x200 [ 454.114671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.120220] ? takeover_tasklets+0xa90/0xa90 [ 454.124644] run_ksoftirqd+0x94/0x100 [ 454.128449] smpboot_thread_fn+0x68b/0xa00 [ 454.132692] ? sort_range+0x30/0x30 [ 454.136323] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 454.141434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.146980] ? __kthread_parkme+0xfb/0x1a0 [ 454.151229] kthread+0x35a/0x420 [ 454.154604] ? sort_range+0x30/0x30 [ 454.158237] ? kthread_bind+0x40/0x40 [ 454.162050] ret_from_fork+0x3a/0x50 [ 454.166006] warn_alloc_show_mem: 1 callbacks suppressed [ 454.166018] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 454.166020] Mem-Info: [ 454.166052] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 454.166052] active_file:18 inactive_file:16 isolated_file:0 [ 454.166052] unevictable:0 dirty:0 writeback:0 unstable:0 [ 454.166052] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 454.166052] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 454.166052] free:13623 free_pcp:186 free_cma:0 [ 454.171396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.178329] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 454.180733] Call Trace: [ 454.213613] Node 0 [ 454.222979] [ 454.250670] 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 [ 454.253235] dump_stack+0x1c4/0x2b4 [ 454.255439] lowmem_reserve[]: 0 [ 454.257600] ? dump_stack_print_info.cold.2+0x52/0x52 [ 454.283080] 2815 6318 [ 454.286734] warn_alloc.cold.118+0xb7/0x1bd [ 454.289967] 6318 [ 454.295178] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 454.297646] Node 0 [ 454.301971] ? lock_downgrade+0x900/0x900 [ 454.304038] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 454.308871] ? trace_hardirqs_off+0xb8/0x300 [ 454.311075] lowmem_reserve[]: 0 [ 454.315235] ? trace_hardirqs_off+0xb8/0x300 [ 454.341850] 0 3503 [ 454.346284] __alloc_pages_slowpath+0x2667/0x2d80 [ 454.349525] 3503 [ 454.353970] ? warn_alloc+0x120/0x120 [ 454.356168] Node 0 [ 454.361013] ? warn_alloc+0x120/0x120 [ 454.363080] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 454.366863] ? print_usage_bug+0xc0/0xc0 [ 454.369073] lowmem_reserve[]: 0 [ 454.372882] ? warn_alloc+0x120/0x120 [ 454.401231] 0 0 [ 454.405314] ? print_usage_bug+0xc0/0xc0 [ 454.408560] 0 [ 454.412367] ? __lock_acquire+0x7ec/0x4ec0 [ 454.414320] Node 0 [ 454.418375] ? __lock_acquire+0x7ec/0x4ec0 [ 454.420154] DMA: 1*4kB [ 454.424396] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.426612] (U) [ 454.430859] ? should_fail+0x22d/0xd01 [ 454.433419] 0*8kB 0*16kB [ 454.438968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.440923] 1*32kB [ 454.444808] ? __lock_acquire+0x7ec/0x4ec0 [ 454.447536] (U) 2*64kB [ 454.452655] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.454867] (U) 1*128kB [ 454.459112] ? __lock_acquire+0x7ec/0x4ec0 [ 454.461676] (U) 1*256kB [ 454.466783] ? should_fail+0x22d/0xd01 [ 454.469433] (U) [ 454.473695] ? mark_held_locks+0x130/0x130 [ 454.476334] 0*512kB 1*1024kB [ 454.480229] ? mark_held_locks+0x130/0x130 [ 454.482179] (U) 1*2048kB [ 454.486420] ? graph_lock+0x170/0x170 [ 454.489502] (M) [ 454.493740] ? graph_lock+0x170/0x170 [ 454.496476] 3*4096kB (M) [ 454.500285] ? graph_lock+0x170/0x170 [ 454.502239] = 15908kB [ 454.502248] Node 0 [ 454.506044] ? print_usage_bug+0xc0/0xc0 [ 454.508778] DMA32: 4*4kB [ 454.512589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.514979] (UM) [ 454.517215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.521251] 3*8kB (UM) [ 454.524018] ? check_preemption_disabled+0x48/0x200 [ 454.529533] 1*16kB [ 454.531593] ? check_preemption_disabled+0x48/0x200 [ 454.537104] (M) 2*32kB [ 454.539703] ? __lock_is_held+0xb5/0x140 [ 454.544681] (UM) 2*64kB [ 454.546933] __alloc_pages_nodemask+0xa80/0xde0 [ 454.551919] (M) 4*128kB [ 454.554515] ? graph_lock+0x170/0x170 [ 454.558557] (UM) [ 454.561230] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 454.565869] 2*256kB (M) [ 454.568550] ? graph_lock+0x170/0x170 [ 454.572320] 4*512kB (UM) [ 454.574400] ? find_held_lock+0x36/0x1c0 [ 454.579380] 3*1024kB (M) [ 454.582065] ? ____cache_alloc_node+0x1c7/0x1e0 [ 454.585832] 3*2048kB (M) [ 454.588605] ? lock_downgrade+0x900/0x900 [ 454.592640] 3*4096kB (M) [ 454.595409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.600047] = 24824kB [ 454.600056] Node 0 [ 454.602819] cache_grow_begin+0x91/0x8c0 [ 454.606936] Normal: 2044*4kB [ 454.609700] ? do_raw_spin_unlock+0xa7/0x2f0 [ 454.615207] (UMEH) 226*8kB [ 454.617636] fallback_alloc+0x203/0x2e0 [ 454.619854] (UMEH) [ 454.623919] ____cache_alloc_node+0x1c7/0x1e0 [ 454.626996] 46*16kB (UME) [ 454.631420] kmem_cache_alloc_node+0xe3/0x730 [ 454.634322] 28*32kB (UME) [ 454.638303] ? ipv6_get_ifaddr+0x42e/0x620 [ 454.640512] 10*64kB (UME) [ 454.645021] __alloc_skb+0x119/0x770 [ 454.647837] 4*128kB (UM) [ 454.652354] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 454.655170] 0*256kB 2*512kB [ 454.659415] ? skb_scrub_packet+0x490/0x490 [ 454.662255] (U) [ 454.665973] ? lock_downgrade+0x900/0x900 [ 454.668702] 0*1024kB 0*2048kB [ 454.674000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.676996] 0*4096kB [ 454.681313] ? refcount_sub_and_test_checked+0x203/0x310 [ 454.683261] = 13792kB [ 454.683276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 454.687416] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 454.690583] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 454.690593] 413 total pagecache pages [ 454.696141] ? addrconf_rs_timer+0x6f0/0x6f0 [ 454.698531] 0 pages in swap cache [ 454.703989] ndisc_alloc_skb+0x144/0x340 [ 454.706370] Swap cache stats: add 0, delete 0, find 0/0 [ 454.706380] Free swap = 0kB [ 454.715223] ndisc_send_rs+0x331/0x6e0 [ 454.720642] Total swap = 0kB [ 454.720652] 1965979 pages RAM [ 454.729231] addrconf_rs_timer+0x3c0/0x6f0 [ 454.733001] 0 pages HighMem/MovableOnly [ 454.733007] 343323 pages reserved [ 454.733011] 0 pages cma reserved [ 454.741287] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 454.744960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.750307] syz-executor3 cpuset= [ 454.753340] call_timer_fn+0x272/0x920 [ 454.757196] syz3 [ 454.760214] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.763298] mems_allowed=0 [ 454.767532] ? process_timeout+0x40/0x40 [ 454.813671] ? find_held_lock+0x36/0x1c0 [ 454.817751] ? mark_held_locks+0xc7/0x130 [ 454.821917] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.826638] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.831237] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.835478] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 454.840068] ? trace_hardirqs_on+0xbd/0x310 [ 454.844387] ? kasan_check_read+0x11/0x20 [ 454.848542] ? __run_timers+0x7da/0xc70 [ 454.852523] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.857995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.862230] __run_timers+0x7e5/0xc70 [ 454.866051] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 454.871422] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 454.876446] ? graph_lock+0x170/0x170 [ 454.880256] ? print_usage_bug+0xc0/0xc0 [ 454.884320] ? lock_release+0x970/0x970 [ 454.888296] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 454.893495] ? find_held_lock+0x36/0x1c0 [ 454.897571] ? graph_lock+0x170/0x170 [ 454.901383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.906921] ? check_preemption_disabled+0x48/0x200 [ 454.911951] ? __lock_is_held+0xb5/0x140 [ 454.916020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.921558] ? check_preemption_disabled+0x48/0x200 [ 454.926587] run_timer_softirq+0x52/0xb0 [ 454.930658] ? rcu_read_lock_sched_held+0x108/0x120 [ 454.935678] __do_softirq+0x30b/0xad8 [ 454.939497] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 454.944610] ? pvclock_read_flags+0x160/0x160 [ 454.949118] ? lapic_next_event+0x5a/0x90 [ 454.953519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.959059] ? check_preemption_disabled+0x48/0x200 [ 454.964084] ? check_preemption_disabled+0x48/0x200 [ 454.969110] ? kvm_clock_read+0x18/0x30 [ 454.973086] ? kvm_sched_clock_read+0x9/0x20 [ 454.977497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.983044] ? check_preemption_disabled+0x48/0x200 [ 454.988083] irq_exit+0x17f/0x1c0 [ 454.991542] smp_apic_timer_interrupt+0x1cb/0x760 [ 454.996387] ? smp_reschedule_interrupt+0x109/0x650 [ 455.001413] ? smp_call_function_single_interrupt+0x650/0x650 [ 455.007301] ? interrupt_entry+0xb5/0xf0 [ 455.011365] ? trace_hardirqs_off_caller+0xbb/0x300 [ 455.016384] ? trace_hardirqs_off_caller+0xbb/0x300 [ 455.021411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.026255] ? trace_hardirqs_off+0x300/0x300 [ 455.030837] ? trace_hardirqs_off+0x300/0x300 [ 455.035349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.040889] ? check_preemption_disabled+0x48/0x200 [ 455.045904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.051456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.056312] apic_timer_interrupt+0xf/0x20 [ 455.061151] [ 455.063392] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 455.069108] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 455.088012] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 455.095728] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 455.102995] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 455.110264] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 455.117531] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 455.124806] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 455.132158] cgroup_file_notify+0x226/0x2f0 [ 455.136489] ? cgroup_procs_write_finish+0xf0/0xf0 [ 455.141422] ? print_usage_bug+0xc0/0xc0 [ 455.145497] ? find_held_lock+0x36/0x1c0 [ 455.149561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.155106] shrink_node+0x5e1/0x16b0 [ 455.158913] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 455.164224] ? shrink_node_memcg+0x18e0/0x18e0 [ 455.168813] ? kvm_clock_read+0x18/0x30 [ 455.172802] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 455.177827] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 455.182330] ? kasan_check_write+0x14/0x20 [ 455.186574] ? do_raw_spin_lock+0xc1/0x200 [ 455.190810] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 455.196360] ? __cpuset_node_allowed+0x19b/0x660 [ 455.201124] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 455.206846] ? delayacct_end+0x5a/0x100 [ 455.210835] do_try_to_free_pages+0x3e7/0x1290 [ 455.215454] ? shrink_node+0x16b0/0x16b0 [ 455.219519] ? __lock_is_held+0xb5/0x140 [ 455.223600] try_to_free_pages+0x4d0/0xb90 [ 455.227854] ? do_try_to_free_pages+0x1290/0x1290 [ 455.232700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.238257] ? lock_acquire+0x1ed/0x520 [ 455.242235] ? set_page_refcounted+0x280/0x280 [ 455.246836] ? lock_release+0x970/0x970 [ 455.250827] ? ___might_sleep+0x1ed/0x300 [ 455.254993] ? arch_local_save_flags+0x40/0x40 [ 455.259594] __alloc_pages_slowpath+0x993/0x2d80 [ 455.264389] ? warn_alloc+0x120/0x120 [ 455.268195] ? __radix_tree_lookup+0x4c0/0x4c0 [ 455.272794] ? find_get_entry+0x2f2/0xc40 [ 455.276954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.282498] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 455.287429] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.292969] ? should_fail+0x22d/0xd01 [ 455.296873] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.302073] ? __lock_is_held+0xb5/0x140 [ 455.306169] ? __lock_is_held+0xb5/0x140 [ 455.310244] ? __lock_acquire+0x7ec/0x4ec0 [ 455.314495] ? ___might_sleep+0x1ed/0x300 [ 455.318652] ? lock_release+0x970/0x970 [ 455.322637] ? arch_local_save_flags+0x40/0x40 [ 455.327235] ? __might_sleep+0x95/0x190 [ 455.331221] __alloc_pages_nodemask+0xa80/0xde0 [ 455.335913] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 455.340942] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 455.346740] ? kasan_check_read+0x11/0x20 [ 455.350892] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 455.356178] ? graph_lock+0x170/0x170 [ 455.359981] ? print_usage_bug+0xc0/0xc0 [ 455.364050] ? graph_lock+0x170/0x170 [ 455.367861] ? graph_lock+0x170/0x170 [ 455.371668] ? __do_page_cache_readahead+0x7ce/0x980 [ 455.376779] ? find_held_lock+0x36/0x1c0 [ 455.380857] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 455.386404] alloc_pages_current+0x10c/0x210 [ 455.390814] ? lock_downgrade+0x900/0x900 [ 455.394983] __page_cache_alloc+0x38f/0x5b0 [ 455.399307] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 455.405103] ? kasan_check_read+0x11/0x20 [ 455.409260] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 455.414544] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 455.419220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.424762] ? check_preemption_disabled+0x48/0x200 [ 455.429792] filemap_fault+0x1594/0x25f0 [ 455.433881] ? __lock_page_or_retry+0xa00/0xa00 [ 455.438554] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 455.444352] ? kasan_check_read+0x11/0x20 [ 455.448501] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 455.453778] ? rcu_bh_qs+0xc0/0xc0 [ 455.457327] ? print_usage_bug+0xc0/0xc0 [ 455.461399] ? filemap_map_pages+0xdea/0x1980 [ 455.465907] ? print_usage_bug+0xc0/0xc0 [ 455.469983] ? find_get_pages_range_tag+0x1320/0x1320 [ 455.475178] ? print_usage_bug+0xc0/0xc0 [ 455.479251] ? __lock_acquire+0x7ec/0x4ec0 [ 455.483493] ? graph_lock+0x170/0x170 [ 455.487295] ? __sigqueue_free.part.27+0x7d/0xa0 [ 455.492063] ? __lock_acquire+0x7ec/0x4ec0 [ 455.496318] ? lock_acquire+0x1ed/0x520 [ 455.500295] ? ext4_filemap_fault+0x7a/0xad [ 455.504632] ? lock_release+0x970/0x970 [ 455.508607] ? arch_local_save_flags+0x40/0x40 [ 455.513204] ? mark_held_locks+0x130/0x130 [ 455.517453] ? down_read+0xb0/0x1d0 [ 455.521079] ? ext4_filemap_fault+0x7a/0xad [ 455.525404] ? __down_interruptible+0x700/0x700 [ 455.530080] ? graph_lock+0x170/0x170 [ 455.533891] ? __sigqueue_free.part.27+0x7d/0xa0 [ 455.538670] ext4_filemap_fault+0x82/0xad [ 455.542864] __do_fault+0x100/0x6b0 [ 455.546495] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 455.551782] ? print_bad_pte+0x6c0/0x6c0 [ 455.555859] ? pmd_val+0x88/0x100 [ 455.559316] ? add_mm_counter_fast+0xd0/0xd0 [ 455.563723] ? pmd_val+0x88/0x100 [ 455.567181] ? add_mm_counter_fast+0xd0/0xd0 [ 455.571597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.577148] __handle_mm_fault+0x3709/0x53e0 [ 455.581572] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 455.586422] ? graph_lock+0x170/0x170 [ 455.590229] ? print_usage_bug+0xc0/0xc0 [ 455.594296] ? graph_lock+0x170/0x170 [ 455.598103] ? graph_lock+0x170/0x170 [ 455.601934] ? handle_mm_fault+0x42a/0xc70 [ 455.606172] ? lock_downgrade+0x900/0x900 [ 455.610319] ? check_preemption_disabled+0x48/0x200 [ 455.615343] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 455.621140] ? kasan_check_read+0x11/0x20 [ 455.625292] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 455.630574] ? rcu_bh_qs+0xc0/0xc0 [ 455.634120] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 455.639575] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.645231] ? check_preemption_disabled+0x48/0x200 [ 455.650268] handle_mm_fault+0x54f/0xc70 [ 455.654338] ? __handle_mm_fault+0x53e0/0x53e0 [ 455.658932] ? find_vma+0x34/0x190 [ 455.662482] __do_page_fault+0x67d/0xed0 [ 455.666557] ? mm_fault_error+0x380/0x380 [ 455.670715] ? syscall_slow_exit_work+0x520/0x520 [ 455.675567] do_page_fault+0xf2/0x7e0 [ 455.679373] ? vmalloc_sync_all+0x30/0x30 [ 455.683522] ? error_entry+0x70/0xd0 [ 455.687239] ? trace_hardirqs_off_caller+0xbb/0x300 [ 455.692254] ? trace_hardirqs_on_caller+0xc0/0x300 [ 455.697186] ? syscall_return_slowpath+0x5e0/0x5e0 [ 455.702115] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.706961] ? trace_hardirqs_off+0x300/0x300 [ 455.711459] ? trace_hardirqs_off_caller+0x300/0x300 [ 455.716572] ? prepare_exit_to_usermode+0x291/0x3b0 [ 455.721599] ? page_fault+0x8/0x30 [ 455.725150] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 455.729999] ? page_fault+0x8/0x30 [ 455.733571] page_fault+0x1e/0x30 [ 455.737024] RIP: 0033:0x45db60 [ 455.740231] Code: Bad RIP value. [ 455.743594] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 455.748968] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 455.756235] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 455.763505] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 455.770777] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 455.778044] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 455.785346] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 455.785413] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 455.792634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.792640] Call Trace: [ 455.792663] dump_stack+0x1c4/0x2b4 [ 455.792682] ? dump_stack_print_info.cold.2+0x52/0x52 [ 455.792714] warn_alloc.cold.118+0xb7/0x1bd [ 455.799238] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 455.808534] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 455.811099] syz-fuzzer cpuset= [ 455.814733] ? lock_downgrade+0x900/0x900 [ 455.819902] / [ 455.824226] ? trace_hardirqs_off+0xb8/0x300 [ 455.834428] mems_allowed=0 [ 455.839273] ? trace_hardirqs_off+0xb8/0x300 [ 455.859999] __alloc_pages_slowpath+0x2667/0x2d80 [ 455.864888] ? warn_alloc+0x120/0x120 [ 455.868705] ? warn_alloc+0x120/0x120 [ 455.872512] ? print_usage_bug+0xc0/0xc0 [ 455.876574] ? warn_alloc+0x120/0x120 [ 455.880377] ? print_usage_bug+0xc0/0xc0 [ 455.884458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.889999] ? should_fail+0x22d/0xd01 [ 455.893890] ? find_held_lock+0x36/0x1c0 [ 455.897961] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.903069] ? __lock_acquire+0x7ec/0x4ec0 [ 455.907314] ? should_fail+0x22d/0xd01 [ 455.911210] ? __update_load_avg_blocked_se+0x730/0x730 [ 455.916589] ? mark_held_locks+0x130/0x130 [ 455.920835] ? mark_held_locks+0x130/0x130 [ 455.925088] ? __lock_acquire+0x7ec/0x4ec0 [ 455.929335] ? update_load_avg+0x387/0x2470 [ 455.933666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.939208] ? graph_lock+0x170/0x170 [ 455.943018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.948560] ? check_preemption_disabled+0x48/0x200 [ 455.953812] ? check_preemption_disabled+0x48/0x200 [ 455.958867] ? __lock_is_held+0xb5/0x140 [ 455.962947] __alloc_pages_nodemask+0xa80/0xde0 [ 455.967625] ? graph_lock+0x170/0x170 [ 455.971440] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 455.976457] ? graph_lock+0x170/0x170 [ 455.980275] ? find_held_lock+0x36/0x1c0 [ 455.984351] ? ____cache_alloc_node+0x1c7/0x1e0 [ 455.989029] ? lock_downgrade+0x900/0x900 [ 455.993194] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 455.998745] cache_grow_begin+0x91/0x8c0 [ 456.002819] ? do_raw_spin_unlock+0xa7/0x2f0 [ 456.007251] fallback_alloc+0x203/0x2e0 [ 456.011241] ____cache_alloc_node+0x1c7/0x1e0 [ 456.015747] kmem_cache_alloc+0x1f8/0x730 [ 456.019932] skb_clone+0x1bb/0x500 [ 456.023477] ? finish_task_switch+0x1b5/0x900 [ 456.027980] ? skb_split+0x11e0/0x11e0 [ 456.031881] ? preempt_notifier_register+0x200/0x200 [ 456.036991] ? __switch_to_asm+0x34/0x70 [ 456.041054] ? __switch_to_asm+0x34/0x70 [ 456.045116] ? __switch_to_asm+0x40/0x70 [ 456.049183] ? __switch_to_asm+0x34/0x70 [ 456.053246] ? __switch_to_asm+0x40/0x70 [ 456.057311] ? __switch_to_asm+0x34/0x70 [ 456.061685] ? __switch_to_asm+0x40/0x70 [ 456.065747] ? __switch_to_asm+0x34/0x70 [ 456.069815] ? __switch_to_asm+0x34/0x70 [ 456.073886] ? __switch_to_asm+0x40/0x70 [ 456.077950] ? __switch_to_asm+0x34/0x70 [ 456.082025] bpf_clone_redirect+0xb9/0x490 [ 456.086268] ? __schedule+0x874/0x1ed0 [ 456.090165] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 456.095192] ? __sched_text_start+0x8/0x8 [ 456.099346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 456.104130] ? find_held_lock+0x36/0x1c0 [ 456.108204] ? lock_acquire+0x1ed/0x520 [ 456.112185] ? bpf_test_run+0x32e/0x5a0 [ 456.116171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.121715] ? check_preemption_disabled+0x48/0x200 [ 456.126740] ? kasan_check_read+0x11/0x20 [ 456.130897] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 456.136183] ? rcu_bh_qs+0xc0/0xc0 [ 456.139734] ? preempt_schedule+0x4d/0x60 [ 456.143888] ? ___preempt_schedule+0x16/0x18 [ 456.148315] ? bpf_test_run+0x1c0/0x5a0 [ 456.152307] ? netlink_diag_dump+0x2a0/0x2a0 [ 456.156726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.162270] ? bpf_test_init.isra.9+0x70/0x100 [ 456.166873] ? bpf_prog_test_run_skb+0x634/0xb40 [ 456.171646] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 456.176493] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 456.182035] ? fput+0x130/0x1a0 [ 456.185319] ? __bpf_prog_get+0x9b/0x290 [ 456.189386] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 456.194230] ? bpf_prog_test_run+0x130/0x1a0 [ 456.198655] ? __x64_sys_bpf+0x3d8/0x510 [ 456.202724] ? bpf_prog_get+0x20/0x20 [ 456.206569] ? do_syscall_64+0x1b9/0x820 [ 456.210634] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 456.216008] ? syscall_return_slowpath+0x5e0/0x5e0 [ 456.220950] ? trace_hardirqs_off+0x300/0x300 [ 456.225450] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 456.230467] ? recalc_sigpending_tsk+0x180/0x180 [ 456.235226] ? kasan_check_write+0x14/0x20 [ 456.239474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.244330] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.249723] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 456.249729] warn_alloc_show_mem: 1 callbacks suppressed [ 456.249739] Mem-Info: [ 456.256667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.262045] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 456.262045] active_file:18 inactive_file:16 isolated_file:0 [ 456.262045] unevictable:0 dirty:0 writeback:0 unstable:0 [ 456.262045] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 456.262045] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 456.262045] free:13623 free_pcp:186 free_cma:0 [ 456.264421] Call Trace: [ 456.273815] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 456.306665] [ 456.309240] Node 0 [ 456.336914] dump_stack+0x1c4/0x2b4 [ 456.339072] 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 [ 456.341281] ? dump_stack_print_info.cold.2+0x52/0x52 [ 456.344876] lowmem_reserve[]: 0 [ 456.370400] warn_alloc.cold.118+0xb7/0x1bd [ 456.375559] 2815 [ 456.378851] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 456.383147] 6318 6318 [ 456.385220] ? lock_downgrade+0x900/0x900 [ 456.390045] Node 0 [ 456.392549] ? trace_hardirqs_off+0xb8/0x300 [ 456.396703] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 456.398911] ? trace_hardirqs_off+0xb8/0x300 [ 456.403288] lowmem_reserve[]: 0 [ 456.429859] __alloc_pages_slowpath+0x2667/0x2d80 [ 456.434241] 0 [ 456.437556] ? warn_alloc+0x120/0x120 [ 456.442348] 3503 [ 456.444157] ? warn_alloc+0x120/0x120 [ 456.447925] 3503 [ 456.449998] ? print_usage_bug+0xc0/0xc0 [ 456.453784] Node 0 [ 456.455853] ? warn_alloc+0x120/0x120 [ 456.459922] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 456.462127] ? print_usage_bug+0xc0/0xc0 [ 456.465902] lowmem_reserve[]: 0 [ 456.494292] ? __lock_acquire+0x7ec/0x4ec0 [ 456.498331] 0 [ 456.501608] ? __lock_acquire+0x7ec/0x4ec0 [ 456.505820] 0 0 [ 456.507649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.511867] Node 0 [ 456.513854] ? should_fail+0x22d/0xd01 [ 456.519358] DMA: 1*4kB [ 456.521614] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.525472] (U) 0*8kB [ 456.528069] ? __lock_acquire+0x7ec/0x4ec0 [ 456.533143] 0*16kB 1*32kB [ 456.535655] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.539867] (U) 2*64kB [ 456.542720] ? __lock_acquire+0x7ec/0x4ec0 [ 456.547793] (U) 1*128kB [ 456.550390] ? should_fail+0x22d/0xd01 [ 456.554594] (U) 1*256kB [ 456.557285] ? mark_held_locks+0x130/0x130 [ 456.561141] (U) 0*512kB [ 456.563825] ? mark_held_locks+0x130/0x130 [ 456.568040] 1*1024kB (U) [ 456.570718] ? graph_lock+0x170/0x170 [ 456.574929] 1*2048kB (M) [ 456.577694] ? graph_lock+0x170/0x170 [ 456.581468] 3*4096kB (M) [ 456.584235] ? graph_lock+0x170/0x170 [ 456.588012] = 15908kB [ 456.588022] Node 0 [ 456.590776] ? print_usage_bug+0xc0/0xc0 [ 456.594549] DMA32: 4*4kB [ 456.596973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.599177] (UM) 3*8kB [ 456.603250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.605978] (UM) 1*16kB [ 456.611525] ? check_preemption_disabled+0x48/0x200 [ 456.614080] (M) 2*32kB [ 456.619632] ? check_preemption_disabled+0x48/0x200 [ 456.622276] (UM) [ 456.627296] ? __lock_is_held+0xb5/0x140 [ 456.629856] 2*64kB (M) [ 456.634891] __alloc_pages_nodemask+0xa80/0xde0 [ 456.636928] 4*128kB (UM) [ 456.640996] ? graph_lock+0x170/0x170 [ 456.643555] 2*256kB (M) [ 456.648236] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 456.650965] 4*512kB (UM) [ 456.654775] ? graph_lock+0x170/0x170 [ 456.657419] 3*1024kB (M) [ 456.662455] ? find_held_lock+0x36/0x1c0 [ 456.665178] 3*2048kB (M) [ 456.668991] ? ____cache_alloc_node+0x1c7/0x1e0 [ 456.671722] 3*4096kB (M) [ 456.675795] ? lock_downgrade+0x900/0x900 [ 456.678526] = 24824kB [ 456.678535] Node 0 [ 456.683209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.685938] Normal: 2044*4kB [ 456.690098] cache_grow_begin+0x91/0x8c0 [ 456.692488] (UMEH) [ 456.694726] ? do_raw_spin_unlock+0xa7/0x2f0 [ 456.700233] 226*8kB (UMEH) [ 456.703354] fallback_alloc+0x203/0x2e0 [ 456.707389] 46*16kB (UME) [ 456.709646] ____cache_alloc_node+0x1c7/0x1e0 [ 456.714020] 28*32kB (UME) [ 456.716966] kmem_cache_alloc_node+0xe3/0x730 [ 456.720911] 10*64kB (UME) [ 456.723767] ? ipv6_get_ifaddr+0x42e/0x620 [ 456.728232] 4*128kB (UM) [ 456.731094] __alloc_skb+0x119/0x770 [ 456.735558] 0*256kB 2*512kB [ 456.738418] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 456.742618] (U) 0*1024kB 0*2048kB [ 456.745393] ? skb_scrub_packet+0x490/0x490 [ 456.749078] 0*4096kB = 13792kB [ 456.752103] ? lock_downgrade+0x900/0x900 [ 456.757367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 456.760904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.765208] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 456.768394] ? refcount_sub_and_test_checked+0x203/0x310 [ 456.772522] 413 total pagecache pages [ 456.781357] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 456.786876] 0 pages in swap cache [ 456.795451] ? addrconf_rs_timer+0x6f0/0x6f0 [ 456.800874] Swap cache stats: add 0, delete 0, find 0/0 [ 456.800885] Free swap = 0kB [ 456.804692] ndisc_alloc_skb+0x144/0x340 [ 456.810109] Total swap = 0kB [ 456.810124] 1965979 pages RAM [ 456.813578] ndisc_send_rs+0x331/0x6e0 [ 456.817957] 0 pages HighMem/MovableOnly [ 456.817968] 343323 pages reserved [ 456.823333] addrconf_rs_timer+0x3c0/0x6f0 [ 456.826320] 0 pages cma reserved [ 456.826479] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 456.830392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.833396] kworker/0:7 cpuset= [ 456.836511] call_timer_fn+0x272/0x920 [ 456.840368] / [ 456.844343] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.847782] mems_allowed=0 [ 456.852014] ? process_timeout+0x40/0x40 [ 456.889911] ? find_held_lock+0x36/0x1c0 [ 456.893991] ? mark_held_locks+0xc7/0x130 [ 456.898145] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.902646] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.907143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.911382] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 456.915972] ? trace_hardirqs_on+0xbd/0x310 [ 456.920295] ? kasan_check_read+0x11/0x20 [ 456.924446] ? __run_timers+0x7da/0xc70 [ 456.928426] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 456.933892] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.938140] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.942382] __run_timers+0x7e5/0xc70 [ 456.946205] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 456.951573] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 456.956877] ? graph_lock+0x170/0x170 [ 456.960689] ? print_usage_bug+0xc0/0xc0 [ 456.964749] ? lock_release+0x970/0x970 [ 456.968725] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 456.973925] ? find_held_lock+0x36/0x1c0 [ 456.977994] ? graph_lock+0x170/0x170 [ 456.981803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.987348] ? check_preemption_disabled+0x48/0x200 [ 456.992387] ? __lock_is_held+0xb5/0x140 [ 456.996460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.002003] ? check_preemption_disabled+0x48/0x200 [ 457.007032] run_timer_softirq+0x52/0xb0 [ 457.011101] ? rcu_read_lock_sched_held+0x108/0x120 [ 457.016127] __do_softirq+0x30b/0xad8 [ 457.019946] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 457.025058] ? pvclock_read_flags+0x160/0x160 [ 457.029554] ? lapic_next_event+0x5a/0x90 [ 457.033709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.039252] ? check_preemption_disabled+0x48/0x200 [ 457.044266] ? check_preemption_disabled+0x48/0x200 [ 457.049291] ? kvm_clock_read+0x18/0x30 [ 457.053271] ? kvm_sched_clock_read+0x9/0x20 [ 457.057685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.063225] ? check_preemption_disabled+0x48/0x200 [ 457.068258] irq_exit+0x17f/0x1c0 [ 457.071725] smp_apic_timer_interrupt+0x1cb/0x760 [ 457.076568] ? smp_reschedule_interrupt+0x109/0x650 [ 457.081594] ? smp_call_function_single_interrupt+0x650/0x650 [ 457.087488] ? interrupt_entry+0xb5/0xf0 [ 457.091554] ? trace_hardirqs_off_caller+0xbb/0x300 [ 457.096575] ? trace_hardirqs_off_caller+0xbb/0x300 [ 457.101597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.106445] ? trace_hardirqs_off+0x300/0x300 [ 457.110941] ? trace_hardirqs_off+0x300/0x300 [ 457.115437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.120978] ? check_preemption_disabled+0x48/0x200 [ 457.125996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.131548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.136403] apic_timer_interrupt+0xf/0x20 [ 457.140635] [ 457.142876] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 457.148593] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 457.167498] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 457.175209] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 457.182479] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 457.189749] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 457.197102] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 457.204372] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 457.211684] cgroup_file_notify+0x226/0x2f0 [ 457.216018] ? cgroup_procs_write_finish+0xf0/0xf0 [ 457.220948] ? print_usage_bug+0xc0/0xc0 [ 457.225017] ? find_held_lock+0x36/0x1c0 [ 457.229089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.234646] shrink_node+0x5e1/0x16b0 [ 457.238463] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 457.243774] ? shrink_node_memcg+0x18e0/0x18e0 [ 457.248368] ? kvm_clock_read+0x18/0x30 [ 457.252347] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 457.257382] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 457.261881] ? kasan_check_write+0x14/0x20 [ 457.266118] ? do_raw_spin_lock+0xc1/0x200 [ 457.270360] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 457.275905] ? __cpuset_node_allowed+0x19b/0x660 [ 457.280671] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 457.286386] ? delayacct_end+0x5a/0x100 [ 457.290376] do_try_to_free_pages+0x3e7/0x1290 [ 457.294989] ? shrink_node+0x16b0/0x16b0 [ 457.299054] ? __lock_is_held+0xb5/0x140 [ 457.303135] try_to_free_pages+0x4d0/0xb90 [ 457.307383] ? do_try_to_free_pages+0x1290/0x1290 [ 457.312230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.317786] ? lock_acquire+0x1ed/0x520 [ 457.321762] ? set_page_refcounted+0x280/0x280 [ 457.326358] ? lock_release+0x970/0x970 [ 457.330341] ? ___might_sleep+0x1ed/0x300 [ 457.334492] ? arch_local_save_flags+0x40/0x40 [ 457.339092] __alloc_pages_slowpath+0x993/0x2d80 [ 457.343893] ? warn_alloc+0x120/0x120 [ 457.347694] ? __radix_tree_lookup+0x4c0/0x4c0 [ 457.352292] ? find_get_entry+0x2f2/0xc40 [ 457.356452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.361999] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 457.366929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.372478] ? should_fail+0x22d/0xd01 [ 457.376375] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.381480] ? __lock_is_held+0xb5/0x140 [ 457.385576] ? __lock_is_held+0xb5/0x140 [ 457.389652] ? __lock_acquire+0x7ec/0x4ec0 [ 457.393895] ? ___might_sleep+0x1ed/0x300 [ 457.398048] ? lock_release+0x970/0x970 [ 457.402030] ? arch_local_save_flags+0x40/0x40 [ 457.406634] ? __might_sleep+0x95/0x190 [ 457.410624] __alloc_pages_nodemask+0xa80/0xde0 [ 457.415305] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 457.420330] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 457.426127] ? kasan_check_read+0x11/0x20 [ 457.430278] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 457.435561] ? graph_lock+0x170/0x170 [ 457.439365] ? print_usage_bug+0xc0/0xc0 [ 457.443433] ? graph_lock+0x170/0x170 [ 457.447233] ? graph_lock+0x170/0x170 [ 457.451039] ? __do_page_cache_readahead+0x7ce/0x980 [ 457.456153] ? find_held_lock+0x36/0x1c0 [ 457.460221] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 457.465771] alloc_pages_current+0x10c/0x210 [ 457.470181] ? lock_downgrade+0x900/0x900 [ 457.474340] __page_cache_alloc+0x38f/0x5b0 [ 457.478667] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 457.484463] ? kasan_check_read+0x11/0x20 [ 457.488615] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 457.493905] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 457.498589] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.504136] ? check_preemption_disabled+0x48/0x200 [ 457.509165] filemap_fault+0x1594/0x25f0 [ 457.513243] ? __lock_page_or_retry+0xa00/0xa00 [ 457.517917] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 457.523714] ? kasan_check_read+0x11/0x20 [ 457.527878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 457.533159] ? rcu_bh_qs+0xc0/0xc0 [ 457.536709] ? print_usage_bug+0xc0/0xc0 [ 457.540780] ? filemap_map_pages+0xdea/0x1980 [ 457.545284] ? print_usage_bug+0xc0/0xc0 [ 457.549360] ? find_get_pages_range_tag+0x1320/0x1320 [ 457.554554] ? print_usage_bug+0xc0/0xc0 [ 457.558616] ? __lock_acquire+0x7ec/0x4ec0 [ 457.562867] ? graph_lock+0x170/0x170 [ 457.566676] ? __sigqueue_free.part.27+0x7d/0xa0 [ 457.571438] ? __lock_acquire+0x7ec/0x4ec0 [ 457.575693] ? lock_acquire+0x1ed/0x520 [ 457.579672] ? ext4_filemap_fault+0x7a/0xad [ 457.584005] ? lock_release+0x970/0x970 [ 457.587981] ? arch_local_save_flags+0x40/0x40 [ 457.592568] ? mark_held_locks+0x130/0x130 [ 457.596821] ? down_read+0xb0/0x1d0 [ 457.600456] ? ext4_filemap_fault+0x7a/0xad [ 457.604778] ? __down_interruptible+0x700/0x700 [ 457.609454] ? graph_lock+0x170/0x170 [ 457.613261] ? __sigqueue_free.part.27+0x7d/0xa0 [ 457.618038] ext4_filemap_fault+0x82/0xad [ 457.622200] __do_fault+0x100/0x6b0 [ 457.625834] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 457.631129] ? print_bad_pte+0x6c0/0x6c0 [ 457.635208] ? pmd_val+0x88/0x100 [ 457.638669] ? add_mm_counter_fast+0xd0/0xd0 [ 457.643076] ? pmd_val+0x88/0x100 [ 457.646532] ? add_mm_counter_fast+0xd0/0xd0 [ 457.650952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.656498] __handle_mm_fault+0x3709/0x53e0 [ 457.660925] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 457.665774] ? graph_lock+0x170/0x170 [ 457.669582] ? print_usage_bug+0xc0/0xc0 [ 457.673655] ? graph_lock+0x170/0x170 [ 457.677461] ? graph_lock+0x170/0x170 [ 457.681290] ? handle_mm_fault+0x42a/0xc70 [ 457.685536] ? lock_downgrade+0x900/0x900 [ 457.689682] ? check_preemption_disabled+0x48/0x200 [ 457.694709] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 457.700502] ? kasan_check_read+0x11/0x20 [ 457.704658] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 457.709938] ? rcu_bh_qs+0xc0/0xc0 [ 457.713481] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 457.718940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.724483] ? check_preemption_disabled+0x48/0x200 [ 457.729516] handle_mm_fault+0x54f/0xc70 [ 457.733607] ? __handle_mm_fault+0x53e0/0x53e0 [ 457.738201] ? find_vma+0x34/0x190 [ 457.741750] __do_page_fault+0x67d/0xed0 [ 457.745823] ? mm_fault_error+0x380/0x380 [ 457.749985] ? syscall_slow_exit_work+0x520/0x520 [ 457.754847] do_page_fault+0xf2/0x7e0 [ 457.758659] ? vmalloc_sync_all+0x30/0x30 [ 457.762818] ? error_entry+0x70/0xd0 [ 457.766544] ? trace_hardirqs_off_caller+0xbb/0x300 [ 457.771558] ? trace_hardirqs_on_caller+0xc0/0x300 [ 457.776487] ? syscall_return_slowpath+0x5e0/0x5e0 [ 457.781424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.786276] ? trace_hardirqs_off+0x300/0x300 [ 457.790773] ? trace_hardirqs_off_caller+0x300/0x300 [ 457.795888] ? prepare_exit_to_usermode+0x291/0x3b0 [ 457.800911] ? page_fault+0x8/0x30 [ 457.804459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 457.809310] ? page_fault+0x8/0x30 [ 457.812859] page_fault+0x1e/0x30 [ 457.816311] RIP: 0033:0x45db60 [ 457.819510] Code: Bad RIP value. [ 457.822872] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 457.828240] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 457.835507] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 457.842780] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 457.850141] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 457.857407] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 457.864717] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95 [ 457.864784] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 457.871829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.871863] Workqueue: events_long br_fdb_cleanup [ 457.871873] Call Trace: [ 457.871894] dump_stack+0x1c4/0x2b4 [ 457.878428] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 457.887725] ? dump_stack_print_info.cold.2+0x52/0x52 [ 457.892546] syz-fuzzer cpuset= [ 457.895144] warn_alloc.cold.118+0xb7/0x1bd [ 457.898731] / [ 457.908954] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 457.914130] mems_allowed=0 [ 457.917318] ? lock_downgrade+0x900/0x900 [ 457.935217] ? trace_hardirqs_off+0xb8/0x300 [ 457.939643] ? trace_hardirqs_off+0xb8/0x300 [ 457.944066] __alloc_pages_slowpath+0x2667/0x2d80 [ 457.948946] ? warn_alloc+0x120/0x120 [ 457.952958] ? warn_alloc+0x120/0x120 [ 457.956767] ? print_usage_bug+0xc0/0xc0 [ 457.960833] ? warn_alloc+0x120/0x120 [ 457.964652] ? print_usage_bug+0xc0/0xc0 [ 457.968723] ? __lock_acquire+0x7ec/0x4ec0 [ 457.972969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.978508] ? should_fail+0x22d/0xd01 [ 457.982402] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.987513] ? __lock_acquire+0x7ec/0x4ec0 [ 457.991755] ? __lock_acquire+0x7ec/0x4ec0 [ 457.995990] ? should_fail+0x22d/0xd01 [ 457.999886] ? print_usage_bug+0xc0/0xc0 [ 458.003965] ? mark_held_locks+0x130/0x130 [ 458.008210] ? mark_held_locks+0x130/0x130 [ 458.012463] ? graph_lock+0x170/0x170 [ 458.016273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.021811] ? check_preemption_disabled+0x48/0x200 [ 458.026836] ? check_preemption_disabled+0x48/0x200 [ 458.031885] ? __lock_is_held+0xb5/0x140 [ 458.035959] __alloc_pages_nodemask+0xa80/0xde0 [ 458.040632] ? graph_lock+0x170/0x170 [ 458.044446] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 458.049463] ? graph_lock+0x170/0x170 [ 458.053282] ? find_held_lock+0x36/0x1c0 [ 458.057356] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.062319] ? lock_downgrade+0x900/0x900 [ 458.066480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.072029] cache_grow_begin+0x91/0x8c0 [ 458.076096] ? do_raw_spin_unlock+0xa7/0x2f0 [ 458.080526] fallback_alloc+0x203/0x2e0 [ 458.084515] ____cache_alloc_node+0x1c7/0x1e0 [ 458.089021] kmem_cache_alloc_node+0xe3/0x730 [ 458.093524] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 458.099322] ? kasan_check_read+0x11/0x20 [ 458.103473] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 458.108766] __alloc_skb+0x119/0x770 [ 458.112494] ? skb_scrub_packet+0x490/0x490 [ 458.116821] ? call_switchdev_notifiers+0x43/0x60 [ 458.121679] ? br_switchdev_fdb_notify+0xd1/0x510 [ 458.126531] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 458.131739] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 458.137535] ? kasan_check_read+0x11/0x20 [ 458.141685] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 458.146968] ? rcu_bh_qs+0xc0/0xc0 [ 458.150522] fdb_notify+0x9e/0x180 [ 458.154074] fdb_delete+0x803/0x1200 [ 458.157802] ? fdb_create+0x1710/0x1710 [ 458.161785] ? ip_vs_info_seq_show+0x1030/0x1030 [ 458.166563] ? lock_acquire+0x1ed/0x520 [ 458.170543] ? lockdep_hardirqs_on+0x421/0x5c0 [ 458.175139] ? lock_release+0x970/0x970 [ 458.179127] ? preempt_schedule_common+0x1f/0xd0 [ 458.183887] ? br_fdb_cleanup+0x501/0x630 [ 458.188050] ? preempt_schedule+0x4d/0x60 [ 458.192205] ? ___preempt_schedule+0x16/0x18 [ 458.196621] ? kasan_check_write+0x14/0x20 [ 458.200866] ? do_raw_spin_lock+0xc1/0x200 [ 458.205124] br_fdb_cleanup+0x4f0/0x630 [ 458.209124] ? br_fdb_change_mac_address+0x540/0x540 [ 458.214235] ? __lock_is_held+0xb5/0x140 [ 458.218314] process_one_work+0xc90/0x1b90 [ 458.222555] ? mark_held_locks+0x130/0x130 [ 458.226808] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 458.231488] ? __switch_to_asm+0x40/0x70 [ 458.235557] ? __switch_to_asm+0x34/0x70 [ 458.239706] ? __switch_to_asm+0x40/0x70 [ 458.243770] ? __switch_to_asm+0x34/0x70 [ 458.247833] ? __switch_to_asm+0x40/0x70 [ 458.251906] ? __switch_to_asm+0x34/0x70 [ 458.255972] ? __switch_to_asm+0x40/0x70 [ 458.260043] ? __schedule+0x874/0x1ed0 [ 458.263946] ? lock_downgrade+0x900/0x900 [ 458.268105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.273651] ? graph_lock+0x170/0x170 [ 458.277465] ? lockdep_hardirqs_on+0x421/0x5c0 [ 458.282051] ? retint_kernel+0x2d/0x2d [ 458.285949] ? find_held_lock+0x36/0x1c0 [ 458.290025] ? lock_acquire+0x1ed/0x520 [ 458.294000] ? worker_thread+0x3e0/0x1390 [ 458.298163] ? lock_release+0x970/0x970 [ 458.302146] ? trace_hardirqs_off+0xb8/0x300 [ 458.306553] ? kasan_check_read+0x11/0x20 [ 458.310703] ? worker_thread+0x3e0/0x1390 [ 458.314866] ? trace_hardirqs_on+0x310/0x310 [ 458.319279] ? kasan_check_write+0x14/0x20 [ 458.323518] ? do_raw_spin_lock+0xc1/0x200 [ 458.327760] worker_thread+0x17f/0x1390 [ 458.331738] ? __switch_to_asm+0x34/0x70 [ 458.335816] ? process_one_work+0x1b90/0x1b90 [ 458.340330] ? graph_lock+0x170/0x170 [ 458.344140] ? graph_lock+0x170/0x170 [ 458.347946] ? find_held_lock+0x36/0x1c0 [ 458.352025] ? find_held_lock+0x36/0x1c0 [ 458.356098] ? __kthread_parkme+0xce/0x1a0 [ 458.360344] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 458.365451] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 458.370559] ? lockdep_hardirqs_on+0x421/0x5c0 [ 458.375149] ? trace_hardirqs_on+0xbd/0x310 [ 458.379473] ? kasan_check_read+0x11/0x20 [ 458.383628] ? __kthread_parkme+0xce/0x1a0 [ 458.387876] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 458.393330] ? kasan_check_write+0x14/0x20 [ 458.397570] ? do_raw_spin_lock+0xc1/0x200 [ 458.401812] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 458.406924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.412508] ? __kthread_parkme+0xfb/0x1a0 [ 458.416753] kthread+0x35a/0x420 [ 458.420128] ? process_one_work+0x1b90/0x1b90 [ 458.424625] ? kthread_bind+0x40/0x40 [ 458.428432] ret_from_fork+0x3a/0x50 [ 458.432168] warn_alloc_show_mem: 1 callbacks suppressed [ 458.432180] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 458.432182] Mem-Info: [ 458.432215] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 458.432215] active_file:18 inactive_file:16 isolated_file:0 [ 458.432215] unevictable:0 dirty:0 writeback:0 unstable:0 [ 458.432215] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 458.432215] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 458.432215] free:13623 free_pcp:186 free_cma:0 [ 458.437562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.444498] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 458.446906] Call Trace: [ 458.479782] Node 0 [ 458.489139] [ 458.516826] 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 [ 458.519389] dump_stack+0x1c4/0x2b4 [ 458.521592] lowmem_reserve[]: 0 [ 458.523757] ? dump_stack_print_info.cold.2+0x52/0x52 [ 458.549235] 2815 6318 [ 458.552907] warn_alloc.cold.118+0xb7/0x1bd [ 458.556144] 6318 [ 458.561342] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 458.563825] Node 0 [ 458.568157] ? lock_downgrade+0x900/0x900 [ 458.570223] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 458.575044] ? trace_hardirqs_off+0xb8/0x300 [ 458.577249] lowmem_reserve[]: 0 [ 458.581409] ? trace_hardirqs_off+0xb8/0x300 [ 458.607924] 0 3503 [ 458.612354] __alloc_pages_slowpath+0x2667/0x2d80 [ 458.615596] 3503 [ 458.620048] ? warn_alloc+0x120/0x120 [ 458.622236] Node 0 [ 458.627080] ? warn_alloc+0x120/0x120 [ 458.629153] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 458.632940] ? print_usage_bug+0xc0/0xc0 [ 458.635152] lowmem_reserve[]: 0 [ 458.638960] ? warn_alloc+0x120/0x120 [ 458.667301] 0 0 [ 458.671379] ? print_usage_bug+0xc0/0xc0 [ 458.674629] 0 [ 458.678441] ? __lock_acquire+0x7ec/0x4ec0 [ 458.680398] Node 0 [ 458.684457] ? __lock_acquire+0x7ec/0x4ec0 [ 458.686236] DMA: 1*4kB [ 458.690478] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.692684] (U) 0*8kB [ 458.696927] ? should_fail+0x22d/0xd01 [ 458.699491] 0*16kB [ 458.705026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.707497] 1*32kB (U) [ 458.711394] ? __lock_acquire+0x7ec/0x4ec0 [ 458.713603] 2*64kB (U) [ 458.718723] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.721279] 1*128kB (U) [ 458.725527] ? __lock_acquire+0x7ec/0x4ec0 [ 458.728084] 1*256kB (U) [ 458.733193] ? should_fail+0x22d/0xd01 [ 458.735837] 0*512kB 1*1024kB [ 458.740097] ? mark_held_locks+0x130/0x130 [ 458.742732] (U) 1*2048kB [ 458.746658] ? mark_held_locks+0x130/0x130 [ 458.749736] (M) 3*4096kB [ 458.753983] ? graph_lock+0x170/0x170 [ 458.756713] (M) = 15908kB [ 458.760953] ? graph_lock+0x170/0x170 [ 458.763690] Node 0 [ 458.767488] ? graph_lock+0x170/0x170 [ 458.770220] DMA32: 4*4kB [ 458.774032] ? print_usage_bug+0xc0/0xc0 [ 458.776250] (UM) [ 458.780052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.782783] 3*8kB (UM) [ 458.786865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.788904] 1*16kB (M) [ 458.794449] ? check_preemption_disabled+0x48/0x200 [ 458.797004] 2*32kB (UM) [ 458.802548] ? check_preemption_disabled+0x48/0x200 [ 458.805106] 2*64kB (M) [ 458.810138] ? __lock_is_held+0xb5/0x140 [ 458.812783] 4*128kB (UM) [ 458.817814] __alloc_pages_nodemask+0xa80/0xde0 [ 458.820371] 2*256kB (M) [ 458.824444] ? graph_lock+0x170/0x170 [ 458.827175] 4*512kB (UM) [ 458.831862] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 458.834515] 3*1024kB [ 458.838310] ? graph_lock+0x170/0x170 [ 458.841042] (M) 3*2048kB [ 458.846074] ? find_held_lock+0x36/0x1c0 [ 458.848450] (M) 3*4096kB [ 458.852271] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.854992] (M) = 24824kB [ 458.859059] ? lock_downgrade+0x900/0x900 [ 458.861797] Node 0 [ 458.866468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.869194] Normal: 2044*4kB [ 458.873442] cache_grow_begin+0x91/0x8c0 [ 458.875659] (UMEH) [ 458.881198] ? do_raw_spin_unlock+0xa7/0x2f0 [ 458.884277] 226*8kB (UMEH) [ 458.888352] fallback_alloc+0x203/0x2e0 [ 458.890556] 46*16kB (UME) [ 458.894977] ____cache_alloc_node+0x1c7/0x1e0 [ 458.897877] 28*32kB (UME) [ 458.901874] kmem_cache_alloc_node+0xe3/0x730 [ 458.904689] 10*64kB (UME) [ 458.909193] ? ipv6_get_ifaddr+0x42e/0x620 [ 458.912011] 4*128kB (UM) [ 458.916523] __alloc_skb+0x119/0x770 [ 458.919335] 0*256kB 2*512kB [ 458.923580] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 458.926312] (U) [ 458.930027] ? skb_scrub_packet+0x490/0x490 [ 458.933016] 0*1024kB 0*2048kB [ 458.938301] ? lock_downgrade+0x900/0x900 [ 458.940255] 0*4096kB [ 458.944578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.947740] = 13792kB [ 458.947756] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 458.952161] ? refcount_sub_and_test_checked+0x203/0x310 [ 458.954559] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 458.960086] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 458.962478] 413 total pagecache pages [ 458.971313] ? addrconf_rs_timer+0x6f0/0x6f0 [ 458.976744] 0 pages in swap cache [ 458.985329] ndisc_alloc_skb+0x144/0x340 [ 458.990749] Swap cache stats: add 0, delete 0, find 0/0 [ 458.990759] Free swap = 0kB [ 458.994567] ndisc_send_rs+0x331/0x6e0 [ 458.998946] Total swap = 0kB [ 458.998955] 1965979 pages RAM [ 459.002414] addrconf_rs_timer+0x3c0/0x6f0 [ 459.006442] 0 pages HighMem/MovableOnly [ 459.006452] 343323 pages reserved [ 459.011821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.014808] 0 pages cma reserved [ 459.014993] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 459.018724] call_timer_fn+0x272/0x920 [ 459.021716] syz-executor3 cpuset= [ 459.024820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.029039] syz3 [ 459.033017] ? process_timeout+0x40/0x40 [ 459.036449] mems_allowed=0 [ 459.040682] ? find_held_lock+0x36/0x1c0 [ 459.079116] ? mark_held_locks+0xc7/0x130 [ 459.083283] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.087780] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.092283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.096529] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 459.101292] ? trace_hardirqs_on+0xbd/0x310 [ 459.105614] ? kasan_check_read+0x11/0x20 [ 459.109773] ? __run_timers+0x7da/0xc70 [ 459.113753] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 459.119221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.123475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 459.127718] __run_timers+0x7e5/0xc70 [ 459.131540] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 459.136915] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 459.141942] ? graph_lock+0x170/0x170 [ 459.145757] ? print_usage_bug+0xc0/0xc0 [ 459.149823] ? lock_release+0x970/0x970 [ 459.153823] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 459.159035] ? find_held_lock+0x36/0x1c0 [ 459.163105] ? graph_lock+0x170/0x170 [ 459.166914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.172453] ? check_preemption_disabled+0x48/0x200 [ 459.177482] ? __lock_is_held+0xb5/0x140 [ 459.181549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.187090] ? check_preemption_disabled+0x48/0x200 [ 459.192119] run_timer_softirq+0x52/0xb0 [ 459.196185] ? rcu_read_lock_sched_held+0x108/0x120 [ 459.201205] __do_softirq+0x30b/0xad8 [ 459.205023] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 459.210142] ? pvclock_read_flags+0x160/0x160 [ 459.214658] ? lapic_next_event+0x5a/0x90 [ 459.218810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.224368] ? check_preemption_disabled+0x48/0x200 [ 459.229386] ? check_preemption_disabled+0x48/0x200 [ 459.234411] ? kvm_clock_read+0x18/0x30 [ 459.238388] ? kvm_sched_clock_read+0x9/0x20 [ 459.242803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.248341] ? check_preemption_disabled+0x48/0x200 [ 459.253375] irq_exit+0x17f/0x1c0 [ 459.256837] smp_apic_timer_interrupt+0x1cb/0x760 [ 459.261697] ? smp_reschedule_interrupt+0x109/0x650 [ 459.266722] ? smp_call_function_single_interrupt+0x650/0x650 [ 459.272608] ? interrupt_entry+0xb5/0xf0 [ 459.276682] ? trace_hardirqs_off_caller+0xbb/0x300 [ 459.281702] ? trace_hardirqs_off_caller+0xbb/0x300 [ 459.286723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.291571] ? trace_hardirqs_off+0x300/0x300 [ 459.296065] ? trace_hardirqs_off+0x300/0x300 [ 459.300568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.306106] ? check_preemption_disabled+0x48/0x200 [ 459.311126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.316676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.321536] apic_timer_interrupt+0xf/0x20 [ 459.325766] [ 459.328012] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 459.333730] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 459.352637] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 459.360350] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 459.367617] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 459.374895] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 459.382166] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 459.389441] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 459.396755] cgroup_file_notify+0x226/0x2f0 [ 459.401102] ? cgroup_procs_write_finish+0xf0/0xf0 [ 459.406038] ? print_usage_bug+0xc0/0xc0 [ 459.410114] ? find_held_lock+0x36/0x1c0 [ 459.414182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.419729] shrink_node+0x5e1/0x16b0 [ 459.423534] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 459.428855] ? shrink_node_memcg+0x18e0/0x18e0 [ 459.434038] ? kvm_clock_read+0x18/0x30 [ 459.438020] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 459.443049] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 459.447543] ? kasan_check_write+0x14/0x20 [ 459.451780] ? do_raw_spin_lock+0xc1/0x200 [ 459.456019] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 459.461562] ? __cpuset_node_allowed+0x19b/0x660 [ 459.466323] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 459.472044] ? delayacct_end+0x5a/0x100 [ 459.476033] do_try_to_free_pages+0x3e7/0x1290 [ 459.480644] ? shrink_node+0x16b0/0x16b0 [ 459.484712] ? __lock_is_held+0xb5/0x140 [ 459.488795] try_to_free_pages+0x4d0/0xb90 [ 459.493060] ? do_try_to_free_pages+0x1290/0x1290 [ 459.497918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.503482] ? lock_acquire+0x1ed/0x520 [ 459.507463] ? set_page_refcounted+0x280/0x280 [ 459.512054] ? lock_release+0x970/0x970 [ 459.516037] ? ___might_sleep+0x1ed/0x300 [ 459.520191] ? arch_local_save_flags+0x40/0x40 [ 459.524794] __alloc_pages_slowpath+0x993/0x2d80 [ 459.529588] ? warn_alloc+0x120/0x120 [ 459.533395] ? __radix_tree_lookup+0x4c0/0x4c0 [ 459.537997] ? find_get_entry+0x2f2/0xc40 [ 459.542158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.547705] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 459.552646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.558191] ? should_fail+0x22d/0xd01 [ 459.562090] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.567200] ? __lock_is_held+0xb5/0x140 [ 459.571296] ? __lock_is_held+0xb5/0x140 [ 459.575372] ? __lock_acquire+0x7ec/0x4ec0 [ 459.579614] ? ___might_sleep+0x1ed/0x300 [ 459.583772] ? lock_release+0x970/0x970 [ 459.587748] ? arch_local_save_flags+0x40/0x40 [ 459.592345] ? __might_sleep+0x95/0x190 [ 459.596329] __alloc_pages_nodemask+0xa80/0xde0 [ 459.601013] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 459.606034] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 459.611830] ? kasan_check_read+0x11/0x20 [ 459.615995] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 459.621278] ? graph_lock+0x170/0x170 [ 459.625084] ? print_usage_bug+0xc0/0xc0 [ 459.629155] ? graph_lock+0x170/0x170 [ 459.632959] ? graph_lock+0x170/0x170 [ 459.636765] ? __do_page_cache_readahead+0x7ce/0x980 [ 459.641891] ? find_held_lock+0x36/0x1c0 [ 459.645970] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 459.651520] alloc_pages_current+0x10c/0x210 [ 459.655938] ? lock_downgrade+0x900/0x900 [ 459.660097] __page_cache_alloc+0x38f/0x5b0 [ 459.664432] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 459.670232] ? kasan_check_read+0x11/0x20 [ 459.674396] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 459.679685] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 459.684364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.689910] ? check_preemption_disabled+0x48/0x200 [ 459.694939] filemap_fault+0x1594/0x25f0 [ 459.699021] ? __lock_page_or_retry+0xa00/0xa00 [ 459.703692] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 459.709496] ? kasan_check_read+0x11/0x20 [ 459.713657] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 459.718942] ? rcu_bh_qs+0xc0/0xc0 [ 459.722495] ? print_usage_bug+0xc0/0xc0 [ 459.726568] ? filemap_map_pages+0xdea/0x1980 [ 459.731078] ? print_usage_bug+0xc0/0xc0 [ 459.735154] ? find_get_pages_range_tag+0x1320/0x1320 [ 459.740353] ? print_usage_bug+0xc0/0xc0 [ 459.744419] ? __lock_acquire+0x7ec/0x4ec0 [ 459.748662] ? graph_lock+0x170/0x170 [ 459.752475] ? __sigqueue_free.part.27+0x7d/0xa0 [ 459.757246] ? __lock_acquire+0x7ec/0x4ec0 [ 459.761501] ? lock_acquire+0x1ed/0x520 [ 459.765478] ? ext4_filemap_fault+0x7a/0xad [ 459.769809] ? lock_release+0x970/0x970 [ 459.773798] ? arch_local_save_flags+0x40/0x40 [ 459.778392] ? mark_held_locks+0x130/0x130 [ 459.782651] ? down_read+0xb0/0x1d0 [ 459.786282] ? ext4_filemap_fault+0x7a/0xad [ 459.790609] ? __down_interruptible+0x700/0x700 [ 459.795291] ? graph_lock+0x170/0x170 [ 459.799094] ? __sigqueue_free.part.27+0x7d/0xa0 [ 459.803877] ext4_filemap_fault+0x82/0xad [ 459.808036] __do_fault+0x100/0x6b0 [ 459.811667] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 459.816950] ? print_bad_pte+0x6c0/0x6c0 [ 459.821064] ? pmd_val+0x88/0x100 [ 459.824520] ? add_mm_counter_fast+0xd0/0xd0 [ 459.828930] ? pmd_val+0x88/0x100 [ 459.832389] ? add_mm_counter_fast+0xd0/0xd0 [ 459.836805] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.842350] __handle_mm_fault+0x3709/0x53e0 [ 459.846774] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 459.851634] ? graph_lock+0x170/0x170 [ 459.855440] ? print_usage_bug+0xc0/0xc0 [ 459.859506] ? graph_lock+0x170/0x170 [ 459.863305] ? graph_lock+0x170/0x170 [ 459.867128] ? handle_mm_fault+0x42a/0xc70 [ 459.871369] ? lock_downgrade+0x900/0x900 [ 459.875516] ? check_preemption_disabled+0x48/0x200 [ 459.880541] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 459.886341] ? kasan_check_read+0x11/0x20 [ 459.890497] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 459.895787] ? rcu_bh_qs+0xc0/0xc0 [ 459.899331] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 459.904790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.910328] ? check_preemption_disabled+0x48/0x200 [ 459.915359] handle_mm_fault+0x54f/0xc70 [ 459.919433] ? __handle_mm_fault+0x53e0/0x53e0 [ 459.924020] ? find_vma+0x34/0x190 [ 459.927576] __do_page_fault+0x67d/0xed0 [ 459.931658] ? mm_fault_error+0x380/0x380 [ 459.935818] ? syscall_slow_exit_work+0x520/0x520 [ 459.940677] do_page_fault+0xf2/0x7e0 [ 459.944485] ? vmalloc_sync_all+0x30/0x30 [ 459.948652] ? error_entry+0x70/0xd0 [ 459.952394] ? trace_hardirqs_off_caller+0xbb/0x300 [ 459.957411] ? trace_hardirqs_on_caller+0xc0/0x300 [ 459.962345] ? syscall_return_slowpath+0x5e0/0x5e0 [ 459.967277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.972125] ? trace_hardirqs_off+0x300/0x300 [ 459.976627] ? trace_hardirqs_off_caller+0x300/0x300 [ 459.981740] ? prepare_exit_to_usermode+0x291/0x3b0 [ 459.986759] ? page_fault+0x8/0x30 [ 459.990309] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 459.995162] ? page_fault+0x8/0x30 [ 459.998709] page_fault+0x1e/0x30 [ 460.002161] RIP: 0033:0x45db60 [ 460.005357] Code: Bad RIP value. [ 460.008722] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 460.014088] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 460.021356] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 460.028633] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 460.035904] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 460.043173] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 460.050474] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 460.050540] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 460.057762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.057769] Call Trace: [ 460.057793] dump_stack+0x1c4/0x2b4 [ 460.057812] ? dump_stack_print_info.cold.2+0x52/0x52 [ 460.057855] warn_alloc.cold.118+0xb7/0x1bd [ 460.064695] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 460.073966] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 460.076530] syz-fuzzer cpuset= [ 460.080159] ? lock_downgrade+0x900/0x900 [ 460.085324] / [ 460.089652] ? trace_hardirqs_off+0xb8/0x300 [ 460.099863] mems_allowed=0 [ 460.104703] ? trace_hardirqs_off+0xb8/0x300 [ 460.125433] __alloc_pages_slowpath+0x2667/0x2d80 [ 460.130318] ? warn_alloc+0x120/0x120 [ 460.134147] ? attach_entity_load_avg+0x860/0x860 [ 460.138998] ? warn_alloc+0x120/0x120 [ 460.142813] ? print_usage_bug+0xc0/0xc0 [ 460.146886] ? warn_alloc+0x120/0x120 [ 460.150695] ? print_usage_bug+0xc0/0xc0 [ 460.154763] ? rb_erase+0x3710/0x3710 [ 460.158577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.164124] ? should_fail+0x22d/0xd01 [ 460.168017] ? find_held_lock+0x36/0x1c0 [ 460.172089] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.177201] ? __lock_acquire+0x7ec/0x4ec0 [ 460.181450] ? should_fail+0x22d/0xd01 [ 460.185345] ? __update_load_avg_blocked_se+0x730/0x730 [ 460.190726] ? mark_held_locks+0x130/0x130 [ 460.194970] ? mark_held_locks+0x130/0x130 [ 460.199221] ? __lock_acquire+0x7ec/0x4ec0 [ 460.203837] ? update_load_avg+0x387/0x2470 [ 460.208179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.213728] ? graph_lock+0x170/0x170 [ 460.217531] ? graph_lock+0x170/0x170 [ 460.221340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.226890] ? check_preemption_disabled+0x48/0x200 [ 460.231913] ? check_preemption_disabled+0x48/0x200 [ 460.236950] ? __lock_is_held+0xb5/0x140 [ 460.241025] __alloc_pages_nodemask+0xa80/0xde0 [ 460.245701] ? graph_lock+0x170/0x170 [ 460.249514] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 460.254531] ? graph_lock+0x170/0x170 [ 460.258351] ? find_held_lock+0x36/0x1c0 [ 460.262428] ? ____cache_alloc_node+0x1c7/0x1e0 [ 460.267106] ? lock_downgrade+0x900/0x900 [ 460.271275] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 460.276826] cache_grow_begin+0x91/0x8c0 [ 460.280902] ? do_raw_spin_unlock+0xa7/0x2f0 [ 460.285326] fallback_alloc+0x203/0x2e0 [ 460.289312] ____cache_alloc_node+0x1c7/0x1e0 [ 460.293823] kmem_cache_alloc+0x1f8/0x730 [ 460.298004] skb_clone+0x1bb/0x500 [ 460.301548] ? finish_task_switch+0x2f5/0x900 [ 460.306051] ? skb_split+0x11e0/0x11e0 [ 460.309955] ? preempt_notifier_register+0x200/0x200 [ 460.315066] ? __switch_to_asm+0x34/0x70 [ 460.319138] ? __switch_to_asm+0x34/0x70 [ 460.323202] ? __switch_to_asm+0x40/0x70 [ 460.327300] ? __switch_to_asm+0x34/0x70 [ 460.331367] ? __switch_to_asm+0x40/0x70 [ 460.335434] ? __switch_to_asm+0x34/0x70 [ 460.339501] ? __switch_to_asm+0x40/0x70 [ 460.343567] ? __switch_to_asm+0x34/0x70 [ 460.347641] ? __switch_to_asm+0x34/0x70 [ 460.351712] ? __switch_to_asm+0x40/0x70 [ 460.355779] ? __switch_to_asm+0x34/0x70 [ 460.359873] bpf_clone_redirect+0xb9/0x490 [ 460.364124] ? __schedule+0x874/0x1ed0 [ 460.368025] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 460.373058] ? __sched_text_start+0x8/0x8 [ 460.377217] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 460.381994] ? find_held_lock+0x36/0x1c0 [ 460.386072] ? lock_acquire+0x1ed/0x520 [ 460.390073] ? bpf_test_run+0x32e/0x5a0 [ 460.394057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.399597] ? check_preemption_disabled+0x48/0x200 [ 460.404624] ? kasan_check_read+0x11/0x20 [ 460.408779] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 460.414068] ? rcu_bh_qs+0xc0/0xc0 [ 460.417615] ? preempt_schedule+0x4d/0x60 [ 460.421766] ? ___preempt_schedule+0x16/0x18 [ 460.426188] ? bpf_test_run+0x1c0/0x5a0 [ 460.430201] ? netlink_diag_dump+0x2a0/0x2a0 [ 460.434630] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.440207] ? bpf_test_init.isra.9+0x70/0x100 [ 460.444810] ? bpf_prog_test_run_skb+0x634/0xb40 [ 460.449587] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 460.454431] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 460.459973] ? fput+0x130/0x1a0 [ 460.463260] ? __bpf_prog_get+0x9b/0x290 [ 460.467330] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 460.472180] ? bpf_prog_test_run+0x130/0x1a0 [ 460.476597] ? __x64_sys_bpf+0x3d8/0x510 [ 460.480666] ? bpf_prog_get+0x20/0x20 [ 460.484501] ? do_syscall_64+0x1b9/0x820 [ 460.488568] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 460.493940] ? syscall_return_slowpath+0x5e0/0x5e0 [ 460.498887] ? trace_hardirqs_off+0x300/0x300 [ 460.503390] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 460.508407] ? recalc_sigpending_tsk+0x180/0x180 [ 460.513172] ? kasan_check_write+0x14/0x20 [ 460.517421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.522284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.527672] warn_alloc_show_mem: 1 callbacks suppressed [ 460.527685] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 460.527687] Mem-Info: [ 460.527721] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 460.527721] active_file:18 inactive_file:16 isolated_file:0 [ 460.527721] unevictable:0 dirty:0 writeback:0 unstable:0 [ 460.527721] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 460.527721] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 460.527721] free:13623 free_pcp:186 free_cma:0 [ 460.533073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.540020] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 460.542428] Call Trace: [ 460.575327] Node 0 [ 460.584694] [ 460.612420] 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 [ 460.614989] dump_stack+0x1c4/0x2b4 [ 460.617199] lowmem_reserve[]: 0 [ 460.619363] ? dump_stack_print_info.cold.2+0x52/0x52 [ 460.644851] 2815 6318 [ 460.648513] warn_alloc.cold.118+0xb7/0x1bd [ 460.651748] 6318 [ 460.656950] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 460.659427] Node 0 [ 460.663751] ? lock_downgrade+0x900/0x900 [ 460.665818] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 460.670640] ? trace_hardirqs_off+0xb8/0x300 [ 460.672837] lowmem_reserve[]: 0 [ 460.677005] ? trace_hardirqs_off+0xb8/0x300 [ 460.703531] 0 3503 [ 460.707972] __alloc_pages_slowpath+0x2667/0x2d80 [ 460.711211] 3503 [ 460.715664] ? warn_alloc+0x120/0x120 [ 460.717853] Node 0 [ 460.722694] ? trace_hardirqs_on+0x310/0x310 [ 460.724770] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 460.728537] ? warn_alloc+0x120/0x120 [ 460.730745] lowmem_reserve[]: 0 [ 460.735162] ? print_usage_bug+0xc0/0xc0 [ 460.763509] 0 0 [ 460.767335] ? warn_alloc+0x120/0x120 [ 460.770579] 0 [ 460.774693] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 460.776645] Node 0 [ 460.780443] ? print_usage_bug+0xc0/0xc0 [ 460.782224] DMA: [ 460.787237] ? __lock_acquire+0x7ec/0x4ec0 [ 460.789452] 1*4kB [ 460.793507] ? __lock_acquire+0x7ec/0x4ec0 [ 460.795546] (U) 0*8kB [ 460.799797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.801920] 0*16kB 1*32kB [ 460.806165] ? should_fail+0x22d/0xd01 [ 460.808641] (U) [ 460.814189] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.817002] 2*64kB (U) [ 460.820901] ? __lock_acquire+0x7ec/0x4ec0 [ 460.822869] 1*128kB (U) [ 460.827979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.830538] 1*256kB (U) [ 460.834779] ? __lock_acquire+0x7ec/0x4ec0 [ 460.837424] 0*512kB 1*1024kB [ 460.842534] ? should_fail+0x22d/0xd01 [ 460.845182] (U) [ 460.849417] ? print_usage_bug+0xc0/0xc0 [ 460.852497] 1*2048kB (M) [ 460.856401] ? mark_held_locks+0x130/0x130 [ 460.858342] 3*4096kB (M) [ 460.862411] ? mark_held_locks+0x130/0x130 [ 460.865141] = 15908kB [ 460.865150] Node 0 [ 460.869386] ? graph_lock+0x170/0x170 [ 460.872109] DMA32: 4*4kB [ 460.876346] ? print_usage_bug+0xc0/0xc0 [ 460.878729] (UM) 3*8kB [ 460.880975] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 460.884745] (UM) 1*16kB [ 460.887513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.891544] (M) 2*32kB [ 460.894143] ? check_preemption_disabled+0x48/0x200 [ 460.898872] (UM) 2*64kB [ 460.901548] ? check_preemption_disabled+0x48/0x200 [ 460.907070] (M) 4*128kB [ 460.909674] ? __lock_is_held+0xb5/0x140 [ 460.914651] (UM) 2*256kB [ 460.917335] __alloc_pages_nodemask+0xa80/0xde0 [ 460.922317] (M) 4*512kB [ 460.924995] ? graph_lock+0x170/0x170 [ 460.929027] (UM) 3*1024kB [ 460.931795] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 460.936434] (M) 3*2048kB [ 460.939113] ? graph_lock+0x170/0x170 [ 460.942892] (M) 3*4096kB [ 460.945757] ? find_held_lock+0x36/0x1c0 [ 460.950732] (M) = 24824kB [ 460.953891] ? ____cache_alloc_node+0x1c7/0x1e0 [ 460.957668] Node 0 [ 460.960424] ? lock_downgrade+0x900/0x900 [ 460.964460] Normal: 2044*4kB [ 460.967233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.971877] (UMEH) [ 460.974115] cache_grow_begin+0x91/0x8c0 [ 460.978243] 226*8kB (UMEH) [ 460.981357] ? do_raw_spin_unlock+0xa7/0x2f0 [ 460.986871] 46*16kB (UME) [ 460.989123] fallback_alloc+0x203/0x2e0 [ 460.993171] 28*32kB (UME) [ 460.996116] ____cache_alloc_node+0x1c7/0x1e0 [ 461.000500] 10*64kB (UME) [ 461.003360] kmem_cache_alloc_node+0xe3/0x730 [ 461.007308] 4*128kB (UM) [ 461.010163] ? ipv6_get_ifaddr+0x42e/0x620 [ 461.014630] 0*256kB 2*512kB [ 461.017501] __alloc_skb+0x119/0x770 [ 461.021964] (U) 0*1024kB [ 461.024744] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 461.028950] 0*2048kB 0*4096kB [ 461.031982] ? skb_scrub_packet+0x490/0x490 [ 461.035669] = 13792kB [ 461.035685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 461.038436] ? lock_downgrade+0x900/0x900 [ 461.043692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 461.043703] 413 total pagecache pages [ 461.046901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.051202] 0 pages in swap cache [ 461.053608] ? refcount_sub_and_test_checked+0x203/0x310 [ 461.062415] Swap cache stats: add 0, delete 0, find 0/0 [ 461.062426] Free swap = 0kB [ 461.066574] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 461.075127] Total swap = 0kB [ 461.078939] ? addrconf_rs_timer+0x6f0/0x6f0 [ 461.084449] 1965979 pages RAM [ 461.087931] ndisc_alloc_skb+0x144/0x340 [ 461.093345] 0 pages HighMem/MovableOnly [ 461.093355] 343323 pages reserved [ 461.098718] ndisc_send_rs+0x331/0x6e0 [ 461.101709] 0 pages cma reserved [ 461.102259] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 461.107173] addrconf_rs_timer+0x3c0/0x6f0 [ 461.110174] kworker/0:7 cpuset= [ 461.114586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 461.118348] / [ 461.122424] call_timer_fn+0x272/0x920 [ 461.126369] mems_allowed=0 [ 461.129816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 461.171758] ? process_timeout+0x40/0x40 [ 461.175855] ? find_held_lock+0x36/0x1c0 [ 461.179957] ? mark_held_locks+0xc7/0x130 [ 461.184125] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.188642] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.193142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 461.197383] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 461.201969] ? trace_hardirqs_on+0xbd/0x310 [ 461.206288] ? kasan_check_read+0x11/0x20 [ 461.210439] ? __run_timers+0x7da/0xc70 [ 461.214415] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 461.219883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 461.224127] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 461.228369] __run_timers+0x7e5/0xc70 [ 461.232209] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 461.237582] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 461.242603] ? graph_lock+0x170/0x170 [ 461.246422] ? print_usage_bug+0xc0/0xc0 [ 461.250486] ? lock_release+0x970/0x970 [ 461.254470] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 461.259672] ? find_held_lock+0x36/0x1c0 [ 461.263741] ? graph_lock+0x170/0x170 [ 461.267577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.273114] ? check_preemption_disabled+0x48/0x200 [ 461.278155] ? __lock_is_held+0xb5/0x140 [ 461.282233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.287774] ? check_preemption_disabled+0x48/0x200 [ 461.292800] run_timer_softirq+0x52/0xb0 [ 461.296868] ? rcu_read_lock_sched_held+0x108/0x120 [ 461.301896] __do_softirq+0x30b/0xad8 [ 461.305891] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 461.311005] ? pvclock_read_flags+0x160/0x160 [ 461.315500] ? lapic_next_event+0x5a/0x90 [ 461.319654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.325195] ? check_preemption_disabled+0x48/0x200 [ 461.330211] ? check_preemption_disabled+0x48/0x200 [ 461.335238] ? kvm_clock_read+0x18/0x30 [ 461.339213] ? kvm_sched_clock_read+0x9/0x20 [ 461.343633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.349187] ? check_preemption_disabled+0x48/0x200 [ 461.354224] irq_exit+0x17f/0x1c0 [ 461.357689] smp_apic_timer_interrupt+0x1cb/0x760 [ 461.362534] ? smp_reschedule_interrupt+0x109/0x650 [ 461.367559] ? smp_call_function_single_interrupt+0x650/0x650 [ 461.373445] ? interrupt_entry+0xb5/0xf0 [ 461.377509] ? trace_hardirqs_off_caller+0xbb/0x300 [ 461.382528] ? trace_hardirqs_off_caller+0xbb/0x300 [ 461.387549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.392396] ? trace_hardirqs_off+0x300/0x300 [ 461.396917] ? trace_hardirqs_off+0x300/0x300 [ 461.401419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.406968] ? check_preemption_disabled+0x48/0x200 [ 461.411987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.417534] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.422394] apic_timer_interrupt+0xf/0x20 [ 461.426633] [ 461.428881] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 461.434594] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 461.453513] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 461.461231] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 461.468500] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 461.475778] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 461.483060] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 461.490328] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 461.497646] cgroup_file_notify+0x226/0x2f0 [ 461.501983] ? cgroup_procs_write_finish+0xf0/0xf0 [ 461.506914] ? print_usage_bug+0xc0/0xc0 [ 461.510988] ? find_held_lock+0x36/0x1c0 [ 461.515053] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.520602] shrink_node+0x5e1/0x16b0 [ 461.524410] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 461.529719] ? shrink_node_memcg+0x18e0/0x18e0 [ 461.534310] ? kvm_clock_read+0x18/0x30 [ 461.538284] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.543315] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 461.547808] ? kasan_check_write+0x14/0x20 [ 461.552053] ? do_raw_spin_lock+0xc1/0x200 [ 461.556290] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 461.561829] ? __cpuset_node_allowed+0x19b/0x660 [ 461.566610] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 461.572337] ? delayacct_end+0x5a/0x100 [ 461.576330] do_try_to_free_pages+0x3e7/0x1290 [ 461.580936] ? shrink_node+0x16b0/0x16b0 [ 461.585000] ? __lock_is_held+0xb5/0x140 [ 461.589079] try_to_free_pages+0x4d0/0xb90 [ 461.593340] ? do_try_to_free_pages+0x1290/0x1290 [ 461.598185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.603757] ? lock_acquire+0x1ed/0x520 [ 461.607748] ? set_page_refcounted+0x280/0x280 [ 461.612339] ? lock_release+0x970/0x970 [ 461.616325] ? ___might_sleep+0x1ed/0x300 [ 461.620476] ? arch_local_save_flags+0x40/0x40 [ 461.625076] __alloc_pages_slowpath+0x993/0x2d80 [ 461.629877] ? warn_alloc+0x120/0x120 [ 461.633685] ? __radix_tree_lookup+0x4c0/0x4c0 [ 461.638281] ? find_get_entry+0x2f2/0xc40 [ 461.642445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.647991] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 461.652927] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.658470] ? should_fail+0x22d/0xd01 [ 461.662364] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 461.667470] ? __lock_is_held+0xb5/0x140 [ 461.671564] ? __lock_is_held+0xb5/0x140 [ 461.675642] ? __lock_acquire+0x7ec/0x4ec0 [ 461.679886] ? ___might_sleep+0x1ed/0x300 [ 461.684041] ? lock_release+0x970/0x970 [ 461.688026] ? arch_local_save_flags+0x40/0x40 [ 461.692633] ? __might_sleep+0x95/0x190 [ 461.696627] __alloc_pages_nodemask+0xa80/0xde0 [ 461.701314] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 461.706334] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 461.712154] ? kasan_check_read+0x11/0x20 [ 461.716313] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 461.721601] ? graph_lock+0x170/0x170 [ 461.725414] ? print_usage_bug+0xc0/0xc0 [ 461.729485] ? graph_lock+0x170/0x170 [ 461.733293] ? graph_lock+0x170/0x170 [ 461.737095] ? __do_page_cache_readahead+0x7ce/0x980 [ 461.742230] ? find_held_lock+0x36/0x1c0 [ 461.746308] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 461.752014] alloc_pages_current+0x10c/0x210 [ 461.757144] ? lock_downgrade+0x900/0x900 [ 461.762039] __page_cache_alloc+0x38f/0x5b0 [ 461.766375] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 461.772174] ? kasan_check_read+0x11/0x20 [ 461.776329] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 461.783188] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 461.787871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.793412] ? check_preemption_disabled+0x48/0x200 [ 461.798443] filemap_fault+0x1594/0x25f0 [ 461.802523] ? __lock_page_or_retry+0xa00/0xa00 [ 461.807195] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 461.813364] ? kasan_check_read+0x11/0x20 [ 461.817520] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 461.823392] ? rcu_bh_qs+0xc0/0xc0 [ 461.826943] ? print_usage_bug+0xc0/0xc0 [ 461.831016] ? filemap_map_pages+0xdea/0x1980 [ 461.835520] ? print_usage_bug+0xc0/0xc0 [ 461.839594] ? find_get_pages_range_tag+0x1320/0x1320 [ 461.844791] ? print_usage_bug+0xc0/0xc0 [ 461.848860] ? __lock_acquire+0x7ec/0x4ec0 [ 461.853103] ? graph_lock+0x170/0x170 [ 461.856909] ? __sigqueue_free.part.27+0x7d/0xa0 [ 461.861671] ? __lock_acquire+0x7ec/0x4ec0 [ 461.865926] ? lock_acquire+0x1ed/0x520 [ 461.869905] ? ext4_filemap_fault+0x7a/0xad [ 461.874252] ? lock_release+0x970/0x970 [ 461.878228] ? arch_local_save_flags+0x40/0x40 [ 461.882819] ? mark_held_locks+0x130/0x130 [ 461.887078] ? down_read+0xb0/0x1d0 [ 461.890708] ? ext4_filemap_fault+0x7a/0xad [ 461.895031] ? __down_interruptible+0x700/0x700 [ 461.899704] ? graph_lock+0x170/0x170 [ 461.903519] ? __sigqueue_free.part.27+0x7d/0xa0 [ 461.908308] ext4_filemap_fault+0x82/0xad [ 461.912461] __do_fault+0x100/0x6b0 [ 461.916089] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 461.921370] ? print_bad_pte+0x6c0/0x6c0 [ 461.925441] ? pmd_val+0x88/0x100 [ 461.928900] ? add_mm_counter_fast+0xd0/0xd0 [ 461.933310] ? pmd_val+0x88/0x100 [ 461.936770] ? add_mm_counter_fast+0xd0/0xd0 [ 461.941202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.946799] __handle_mm_fault+0x3709/0x53e0 [ 461.951246] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 461.956107] ? graph_lock+0x170/0x170 [ 461.959948] ? print_usage_bug+0xc0/0xc0 [ 461.964029] ? graph_lock+0x170/0x170 [ 461.967838] ? graph_lock+0x170/0x170 [ 461.971678] ? handle_mm_fault+0x42a/0xc70 [ 461.975931] ? lock_downgrade+0x900/0x900 [ 461.980079] ? check_preemption_disabled+0x48/0x200 [ 461.985109] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 461.990914] ? kasan_check_read+0x11/0x20 [ 461.995116] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 462.000402] ? rcu_bh_qs+0xc0/0xc0 [ 462.003945] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.009397] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.014937] ? check_preemption_disabled+0x48/0x200 [ 462.019967] handle_mm_fault+0x54f/0xc70 [ 462.024041] ? __handle_mm_fault+0x53e0/0x53e0 [ 462.028638] ? find_vma+0x34/0x190 [ 462.032190] __do_page_fault+0x67d/0xed0 [ 462.036264] ? mm_fault_error+0x380/0x380 [ 462.040420] ? syscall_slow_exit_work+0x520/0x520 [ 462.045275] do_page_fault+0xf2/0x7e0 [ 462.049185] ? vmalloc_sync_all+0x30/0x30 [ 462.053346] ? error_entry+0x70/0xd0 [ 462.057072] ? trace_hardirqs_off_caller+0xbb/0x300 [ 462.062554] ? trace_hardirqs_on_caller+0xc0/0x300 [ 462.067487] ? syscall_return_slowpath+0x5e0/0x5e0 [ 462.072417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 462.077266] ? trace_hardirqs_off+0x300/0x300 [ 462.081763] ? trace_hardirqs_off_caller+0x300/0x300 [ 462.086881] ? prepare_exit_to_usermode+0x291/0x3b0 [ 462.091907] ? page_fault+0x8/0x30 [ 462.095458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 462.100307] ? page_fault+0x8/0x30 [ 462.103860] page_fault+0x1e/0x30 [ 462.107317] RIP: 0033:0x45db60 [ 462.110511] Code: Bad RIP value. [ 462.113877] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 462.119903] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 462.127179] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 462.134456] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 462.141729] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 462.149006] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 462.156330] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95 [ 462.156397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 462.163537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.163561] Workqueue: events_long br_fdb_cleanup [ 462.163569] Call Trace: [ 462.163590] dump_stack+0x1c4/0x2b4 [ 462.163613] ? dump_stack_print_info.cold.2+0x52/0x52 [ 462.170170] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 462.179515] warn_alloc.cold.118+0xb7/0x1bd [ 462.184327] syz-fuzzer cpuset= [ 462.186916] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 462.190515] / [ 462.195717] ? lock_downgrade+0x900/0x900 [ 462.205933] mems_allowed=0 [ 462.210268] ? trace_hardirqs_off+0xb8/0x300 [ 462.231436] ? trace_hardirqs_off+0xb8/0x300 [ 462.235880] __alloc_pages_slowpath+0x2667/0x2d80 [ 462.240775] ? warn_alloc+0x120/0x120 [ 462.244588] ? warn_alloc+0x120/0x120 [ 462.248398] ? print_usage_bug+0xc0/0xc0 [ 462.252463] ? warn_alloc+0x120/0x120 [ 462.256271] ? print_usage_bug+0xc0/0xc0 [ 462.260339] ? print_usage_bug+0xc0/0xc0 [ 462.264404] ? add_lock_to_list.isra.26+0x1ec/0x4b0 [ 462.269437] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.275275] ? should_fail+0x22d/0xd01 [ 462.279178] ? save_stack_trace+0x1a/0x20 [ 462.283342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.288651] ? __lock_acquire+0x7ec/0x4ec0 [ 462.292933] ? __lock_acquire+0x7ec/0x4ec0 [ 462.297194] ? should_fail+0x22d/0xd01 [ 462.301087] ? print_usage_bug+0xc0/0xc0 [ 462.305182] ? mark_held_locks+0x130/0x130 [ 462.309433] ? mark_held_locks+0x130/0x130 [ 462.313679] ? mark_held_locks+0x130/0x130 [ 462.317935] ? graph_lock+0x170/0x170 [ 462.321752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.327302] ? check_preemption_disabled+0x48/0x200 [ 462.332329] ? check_preemption_disabled+0x48/0x200 [ 462.337378] ? __lock_is_held+0xb5/0x140 [ 462.341457] __alloc_pages_nodemask+0xa80/0xde0 [ 462.346141] ? graph_lock+0x170/0x170 [ 462.349957] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 462.354981] ? graph_lock+0x170/0x170 [ 462.358812] ? find_held_lock+0x36/0x1c0 [ 462.362903] ? ____cache_alloc_node+0x1c7/0x1e0 [ 462.367584] ? lock_downgrade+0x900/0x900 [ 462.371752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.377309] cache_grow_begin+0x91/0x8c0 [ 462.381381] ? do_raw_spin_unlock+0xa7/0x2f0 [ 462.385814] fallback_alloc+0x203/0x2e0 [ 462.389812] ____cache_alloc_node+0x1c7/0x1e0 [ 462.394332] kmem_cache_alloc_node+0xe3/0x730 [ 462.398839] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 462.404653] ? kasan_check_read+0x11/0x20 [ 462.408818] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 462.414130] __alloc_skb+0x119/0x770 [ 462.417881] ? skb_scrub_packet+0x490/0x490 [ 462.422239] ? call_switchdev_notifiers+0x43/0x60 [ 462.427101] ? br_switchdev_fdb_notify+0xd1/0x510 [ 462.431967] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 462.437173] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 462.442975] ? kasan_check_read+0x11/0x20 [ 462.447140] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 462.452427] ? rcu_bh_qs+0xc0/0xc0 [ 462.455986] fdb_notify+0x9e/0x180 [ 462.459534] fdb_delete+0x803/0x1200 [ 462.463261] ? fdb_create+0x1710/0x1710 [ 462.467243] ? mark_held_locks+0xc7/0x130 [ 462.471397] ? mod_delayed_work_on+0x130/0x260 [ 462.475992] ? lock_acquire+0x1ed/0x520 [ 462.479974] ? br_fdb_cleanup+0x186/0x630 [ 462.484142] ? lock_release+0x970/0x970 [ 462.488131] ? kasan_check_read+0x11/0x20 [ 462.492285] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 462.497569] ? kasan_check_write+0x14/0x20 [ 462.501810] ? do_raw_spin_lock+0xc1/0x200 [ 462.506072] br_fdb_cleanup+0x4f0/0x630 [ 462.510061] ? br_fdb_change_mac_address+0x540/0x540 [ 462.515180] ? __lock_is_held+0xb5/0x140 [ 462.519270] process_one_work+0xc90/0x1b90 [ 462.523516] ? mark_held_locks+0x130/0x130 [ 462.527777] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 462.532452] ? __switch_to_asm+0x40/0x70 [ 462.536527] ? __switch_to_asm+0x34/0x70 [ 462.540598] ? __switch_to_asm+0x40/0x70 [ 462.544662] ? __switch_to_asm+0x34/0x70 [ 462.548725] ? __switch_to_asm+0x40/0x70 [ 462.552795] ? __switch_to_asm+0x34/0x70 [ 462.556866] ? __switch_to_asm+0x40/0x70 [ 462.560945] ? __schedule+0x874/0x1ed0 [ 462.564863] ? lock_downgrade+0x900/0x900 [ 462.569022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.574565] ? graph_lock+0x170/0x170 [ 462.578385] ? lockdep_hardirqs_on+0x421/0x5c0 [ 462.582972] ? retint_kernel+0x2d/0x2d [ 462.586874] ? find_held_lock+0x36/0x1c0 [ 462.590949] ? lock_acquire+0x1ed/0x520 [ 462.594924] ? worker_thread+0x3e0/0x1390 [ 462.599086] ? lock_release+0x970/0x970 [ 462.603071] ? trace_hardirqs_off+0xb8/0x300 [ 462.607477] ? kasan_check_read+0x11/0x20 [ 462.611625] ? worker_thread+0x3e0/0x1390 [ 462.615781] ? trace_hardirqs_on+0x310/0x310 [ 462.620195] ? kasan_check_write+0x14/0x20 [ 462.624432] ? do_raw_spin_lock+0xc1/0x200 [ 462.628681] worker_thread+0x17f/0x1390 [ 462.632662] ? __switch_to_asm+0x34/0x70 [ 462.636744] ? process_one_work+0x1b90/0x1b90 [ 462.641260] ? graph_lock+0x170/0x170 [ 462.645065] ? graph_lock+0x170/0x170 [ 462.648881] ? find_held_lock+0x36/0x1c0 [ 462.652956] ? find_held_lock+0x36/0x1c0 [ 462.657039] ? __kthread_parkme+0xce/0x1a0 [ 462.661298] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 462.666405] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 462.671510] ? lockdep_hardirqs_on+0x421/0x5c0 [ 462.676099] ? trace_hardirqs_on+0xbd/0x310 [ 462.680427] ? kasan_check_read+0x11/0x20 [ 462.684578] ? __kthread_parkme+0xce/0x1a0 [ 462.688819] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.694283] ? kasan_check_write+0x14/0x20 [ 462.698521] ? do_raw_spin_lock+0xc1/0x200 [ 462.702765] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 462.707884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.713428] ? __kthread_parkme+0xfb/0x1a0 [ 462.717670] kthread+0x35a/0x420 [ 462.721040] ? process_one_work+0x1b90/0x1b90 [ 462.725533] ? kthread_bind+0x40/0x40 [ 462.729342] ret_from_fork+0x3a/0x50 [ 462.733084] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 462.733091] warn_alloc_show_mem: 1 callbacks suppressed [ 462.733099] Mem-Info: [ 462.740027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.745400] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 462.745400] active_file:18 inactive_file:16 isolated_file:0 [ 462.745400] unevictable:0 dirty:0 writeback:0 unstable:0 [ 462.745400] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 462.745400] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 462.745400] free:13623 free_pcp:186 free_cma:0 [ 462.747774] Call Trace: [ 462.757172] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 462.790035] [ 462.792618] Node 0 [ 462.820334] dump_stack+0x1c4/0x2b4 [ 462.822495] 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 [ 462.824710] ? dump_stack_print_info.cold.2+0x52/0x52 [ 462.828303] lowmem_reserve[]: 0 [ 462.853868] warn_alloc.cold.118+0xb7/0x1bd [ 462.859031] 2815 6318 [ 462.862336] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 462.866658] 6318 [ 462.869175] ? lock_downgrade+0x900/0x900 [ 462.873994] Node 0 [ 462.876062] ? trace_hardirqs_off+0xb8/0x300 [ 462.880209] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 462.882426] ? trace_hardirqs_off+0xb8/0x300 [ 462.886800] lowmem_reserve[]: 0 [ 462.913376] __alloc_pages_slowpath+0x2667/0x2d80 [ 462.917768] 0 [ 462.921082] ? warn_alloc+0x120/0x120 [ 462.925870] 3503 3503 [ 462.927688] ? warn_alloc+0x120/0x120 [ 462.931462] Node 0 [ 462.933964] ? print_usage_bug+0xc0/0xc0 [ 462.937767] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 462.940073] ? warn_alloc+0x120/0x120 [ 462.944098] lowmem_reserve[]: 0 [ 462.972780] ? print_usage_bug+0xc0/0xc0 [ 462.976572] 0 [ 462.979870] ? __lock_acquire+0x7ec/0x4ec0 [ 462.983896] 0 0 [ 462.985721] ? __lock_acquire+0x7ec/0x4ec0 [ 462.989931] Node 0 [ 462.991909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.996117] DMA: 1*4kB [ 462.998374] ? should_fail+0x22d/0xd01 [ 463.003880] (U) 0*8kB [ 463.006494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.010348] 0*16kB [ 463.012858] ? __lock_acquire+0x7ec/0x4ec0 [ 463.017936] 1*32kB (U) [ 463.020183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.024388] 2*64kB (U) [ 463.026984] ? __lock_acquire+0x7ec/0x4ec0 [ 463.032058] 1*128kB (U) [ 463.034659] ? should_fail+0x22d/0xd01 [ 463.038873] 1*256kB (U) [ 463.041562] ? mark_held_locks+0x130/0x130 [ 463.045415] 0*512kB 1*1024kB [ 463.048102] ? mark_held_locks+0x130/0x130 [ 463.052312] (U) [ 463.055419] ? graph_lock+0x170/0x170 [ 463.059675] 1*2048kB (M) [ 463.061666] ? graph_lock+0x170/0x170 [ 463.065443] 3*4096kB (M) [ 463.068207] ? graph_lock+0x170/0x170 [ 463.071980] = 15908kB [ 463.071989] Node 0 [ 463.074747] ? print_usage_bug+0xc0/0xc0 [ 463.078518] DMA32: 4*4kB [ 463.080944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.083152] (UM) 3*8kB [ 463.087228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.089964] (UM) [ 463.095498] ? check_preemption_disabled+0x48/0x200 [ 463.098055] 1*16kB (M) [ 463.103599] ? check_preemption_disabled+0x48/0x200 [ 463.105636] 2*32kB (UM) [ 463.110672] ? __lock_is_held+0xb5/0x140 [ 463.113221] 2*64kB (M) [ 463.118272] __alloc_pages_nodemask+0xa80/0xde0 [ 463.120914] 4*128kB (UM) [ 463.124982] ? graph_lock+0x170/0x170 [ 463.127543] 2*256kB (M) [ 463.132221] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 463.134952] 4*512kB (UM) [ 463.138773] ? graph_lock+0x170/0x170 [ 463.141415] 3*1024kB (M) [ 463.146446] ? find_held_lock+0x36/0x1c0 [ 463.149170] 3*2048kB (M) [ 463.152986] ? ____cache_alloc_node+0x1c7/0x1e0 [ 463.155708] 3*4096kB (M) [ 463.159780] ? lock_downgrade+0x900/0x900 [ 463.162514] = 24824kB [ 463.162523] Node 0 [ 463.167197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.169927] Normal: [ 463.174079] cache_grow_begin+0x91/0x8c0 [ 463.176466] 2044*4kB [ 463.178701] ? do_raw_spin_unlock+0xa7/0x2f0 [ 463.184213] (UMEH) [ 463.186585] fallback_alloc+0x203/0x2e0 [ 463.190613] 226*8kB (UMEH) [ 463.193049] ____cache_alloc_node+0x1c7/0x1e0 [ 463.197437] 46*16kB [ 463.199686] kmem_cache_alloc_node+0xe3/0x730 [ 463.203627] (UME) 28*32kB [ 463.206575] ? ipv6_get_ifaddr+0x42e/0x620 [ 463.211038] (UME) 10*64kB [ 463.213376] __alloc_skb+0x119/0x770 [ 463.217833] (UME) 4*128kB [ 463.220695] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 463.224904] (UM) [ 463.227753] ? skb_scrub_packet+0x490/0x490 [ 463.231435] 0*256kB 2*512kB [ 463.234292] ? lock_downgrade+0x900/0x900 [ 463.239536] (U) 0*1024kB [ 463.241616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.245909] 0*2048kB 0*4096kB [ 463.248935] ? refcount_sub_and_test_checked+0x203/0x310 [ 463.253052] = 13792kB [ 463.253068] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 463.255817] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 463.261341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 463.264525] ? addrconf_rs_timer+0x6f0/0x6f0 [ 463.269952] 413 total pagecache pages [ 463.272372] ndisc_alloc_skb+0x144/0x340 [ 463.281182] 0 pages in swap cache [ 463.286636] ndisc_send_rs+0x331/0x6e0 [ 463.295179] Swap cache stats: add 0, delete 0, find 0/0 [ 463.295189] Free swap = 0kB [ 463.299604] addrconf_rs_timer+0x3c0/0x6f0 [ 463.303370] Total swap = 0kB [ 463.303380] 1965979 pages RAM [ 463.307444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.310867] 0 pages HighMem/MovableOnly [ 463.310878] 343323 pages reserved [ 463.314771] call_timer_fn+0x272/0x920 [ 463.320103] 0 pages cma reserved [ 463.323124] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.327529] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 463.330360] ? process_timeout+0x40/0x40 [ 463.333440] syz-executor3 cpuset=syz3 [ 463.337692] ? find_held_lock+0x36/0x1c0 [ 463.341647] mems_allowed=0 [ 463.345107] ? mark_held_locks+0xc7/0x130 [ 463.385960] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.390465] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.394961] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.399203] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 463.403794] ? trace_hardirqs_on+0xbd/0x310 [ 463.408122] ? kasan_check_read+0x11/0x20 [ 463.412284] ? __run_timers+0x7da/0xc70 [ 463.416266] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 463.421725] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.425968] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 463.430211] __run_timers+0x7e5/0xc70 [ 463.434034] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 463.439404] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 463.444429] ? graph_lock+0x170/0x170 [ 463.448238] ? print_usage_bug+0xc0/0xc0 [ 463.452302] ? lock_release+0x970/0x970 [ 463.456282] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 463.461487] ? find_held_lock+0x36/0x1c0 [ 463.465554] ? graph_lock+0x170/0x170 [ 463.469364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.474905] ? check_preemption_disabled+0x48/0x200 [ 463.479936] ? __lock_is_held+0xb5/0x140 [ 463.484002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.489540] ? check_preemption_disabled+0x48/0x200 [ 463.494581] run_timer_softirq+0x52/0xb0 [ 463.498653] ? rcu_read_lock_sched_held+0x108/0x120 [ 463.503675] __do_softirq+0x30b/0xad8 [ 463.507493] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 463.512604] ? pvclock_read_flags+0x160/0x160 [ 463.517121] ? lapic_next_event+0x5a/0x90 [ 463.521308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.526863] ? check_preemption_disabled+0x48/0x200 [ 463.531881] ? check_preemption_disabled+0x48/0x200 [ 463.536927] ? kvm_clock_read+0x18/0x30 [ 463.540913] ? kvm_sched_clock_read+0x9/0x20 [ 463.545327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.550870] ? check_preemption_disabled+0x48/0x200 [ 463.555905] irq_exit+0x17f/0x1c0 [ 463.559370] smp_apic_timer_interrupt+0x1cb/0x760 [ 463.564219] ? smp_reschedule_interrupt+0x109/0x650 [ 463.569242] ? smp_call_function_single_interrupt+0x650/0x650 [ 463.575130] ? interrupt_entry+0xb5/0xf0 [ 463.579196] ? trace_hardirqs_off_caller+0xbb/0x300 [ 463.584214] ? trace_hardirqs_off_caller+0xbb/0x300 [ 463.589237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.594083] ? trace_hardirqs_off+0x300/0x300 [ 463.598585] ? trace_hardirqs_off+0x300/0x300 [ 463.603081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.608624] ? check_preemption_disabled+0x48/0x200 [ 463.613648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.619210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.624066] apic_timer_interrupt+0xf/0x20 [ 463.628294] [ 463.630547] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 463.636264] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 463.655164] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 463.662877] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 463.670164] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 463.677436] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 463.684708] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 463.691976] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 463.699292] cgroup_file_notify+0x226/0x2f0 [ 463.703632] ? cgroup_procs_write_finish+0xf0/0xf0 [ 463.708566] ? print_usage_bug+0xc0/0xc0 [ 463.712645] ? find_held_lock+0x36/0x1c0 [ 463.716710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.722257] shrink_node+0x5e1/0x16b0 [ 463.726060] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 463.731365] ? shrink_node_memcg+0x18e0/0x18e0 [ 463.735955] ? kvm_clock_read+0x18/0x30 [ 463.739932] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 463.744959] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 463.749452] ? kasan_check_write+0x14/0x20 [ 463.753691] ? do_raw_spin_lock+0xc1/0x200 [ 463.757929] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 463.763472] ? __cpuset_node_allowed+0x19b/0x660 [ 463.768241] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 463.773953] ? delayacct_end+0x5a/0x100 [ 463.777943] do_try_to_free_pages+0x3e7/0x1290 [ 463.782550] ? shrink_node+0x16b0/0x16b0 [ 463.786624] ? __lock_is_held+0xb5/0x140 [ 463.790705] try_to_free_pages+0x4d0/0xb90 [ 463.794972] ? do_try_to_free_pages+0x1290/0x1290 [ 463.799837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.805399] ? lock_acquire+0x1ed/0x520 [ 463.809377] ? set_page_refcounted+0x280/0x280 [ 463.813971] ? lock_release+0x970/0x970 [ 463.817953] ? ___might_sleep+0x1ed/0x300 [ 463.822105] ? arch_local_save_flags+0x40/0x40 [ 463.826706] __alloc_pages_slowpath+0x993/0x2d80 [ 463.831501] ? warn_alloc+0x120/0x120 [ 463.835304] ? __radix_tree_lookup+0x4c0/0x4c0 [ 463.839907] ? find_get_entry+0x2f2/0xc40 [ 463.844071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.849615] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 463.854553] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.860092] ? should_fail+0x22d/0xd01 [ 463.863987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.869096] ? __lock_is_held+0xb5/0x140 [ 463.873194] ? __lock_is_held+0xb5/0x140 [ 463.877270] ? __lock_acquire+0x7ec/0x4ec0 [ 463.881515] ? ___might_sleep+0x1ed/0x300 [ 463.885667] ? lock_release+0x970/0x970 [ 463.889654] ? arch_local_save_flags+0x40/0x40 [ 463.894250] ? __might_sleep+0x95/0x190 [ 463.898232] __alloc_pages_nodemask+0xa80/0xde0 [ 463.902911] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 463.907933] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 463.913730] ? kasan_check_read+0x11/0x20 [ 463.917881] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 463.923164] ? graph_lock+0x170/0x170 [ 463.926972] ? print_usage_bug+0xc0/0xc0 [ 463.931038] ? graph_lock+0x170/0x170 [ 463.934853] ? graph_lock+0x170/0x170 [ 463.938658] ? __do_page_cache_readahead+0x7ce/0x980 [ 463.943777] ? find_held_lock+0x36/0x1c0 [ 463.947858] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 463.953413] alloc_pages_current+0x10c/0x210 [ 463.957827] ? lock_downgrade+0x900/0x900 [ 463.961996] __page_cache_alloc+0x38f/0x5b0 [ 463.966325] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 463.972121] ? kasan_check_read+0x11/0x20 [ 463.976276] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 463.981559] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 463.986236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.991781] ? check_preemption_disabled+0x48/0x200 [ 463.996812] filemap_fault+0x1594/0x25f0 [ 464.000904] ? __lock_page_or_retry+0xa00/0xa00 [ 464.005576] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 464.011376] ? kasan_check_read+0x11/0x20 [ 464.015553] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 464.020854] ? rcu_bh_qs+0xc0/0xc0 [ 464.024406] ? print_usage_bug+0xc0/0xc0 [ 464.028478] ? filemap_map_pages+0xdea/0x1980 [ 464.032988] ? print_usage_bug+0xc0/0xc0 [ 464.037060] ? find_get_pages_range_tag+0x1320/0x1320 [ 464.042259] ? print_usage_bug+0xc0/0xc0 [ 464.046322] ? __lock_acquire+0x7ec/0x4ec0 [ 464.050563] ? graph_lock+0x170/0x170 [ 464.054371] ? __sigqueue_free.part.27+0x7d/0xa0 [ 464.059641] ? __lock_acquire+0x7ec/0x4ec0 [ 464.063912] ? lock_acquire+0x1ed/0x520 [ 464.067890] ? ext4_filemap_fault+0x7a/0xad [ 464.072220] ? lock_release+0x970/0x970 [ 464.076197] ? arch_local_save_flags+0x40/0x40 [ 464.080797] ? mark_held_locks+0x130/0x130 [ 464.085050] ? down_read+0xb0/0x1d0 [ 464.088679] ? ext4_filemap_fault+0x7a/0xad [ 464.093004] ? __down_interruptible+0x700/0x700 [ 464.097677] ? graph_lock+0x170/0x170 [ 464.101479] ? __sigqueue_free.part.27+0x7d/0xa0 [ 464.106250] ext4_filemap_fault+0x82/0xad [ 464.110410] __do_fault+0x100/0x6b0 [ 464.114043] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 464.120036] ? print_bad_pte+0x6c0/0x6c0 [ 464.124106] ? pmd_val+0x88/0x100 [ 464.127566] ? add_mm_counter_fast+0xd0/0xd0 [ 464.131977] ? pmd_val+0x88/0x100 [ 464.135433] ? add_mm_counter_fast+0xd0/0xd0 [ 464.139857] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.145405] __handle_mm_fault+0x3709/0x53e0 [ 464.149834] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 464.154691] ? graph_lock+0x170/0x170 [ 464.158497] ? print_usage_bug+0xc0/0xc0 [ 464.162565] ? graph_lock+0x170/0x170 [ 464.166368] ? graph_lock+0x170/0x170 [ 464.170206] ? handle_mm_fault+0x42a/0xc70 [ 464.174451] ? lock_downgrade+0x900/0x900 [ 464.178598] ? check_preemption_disabled+0x48/0x200 [ 464.183633] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 464.189431] ? kasan_check_read+0x11/0x20 [ 464.193581] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 464.198866] ? rcu_bh_qs+0xc0/0xc0 [ 464.202411] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 464.207870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.213408] ? check_preemption_disabled+0x48/0x200 [ 464.218448] handle_mm_fault+0x54f/0xc70 [ 464.222520] ? __handle_mm_fault+0x53e0/0x53e0 [ 464.227109] ? find_vma+0x34/0x190 [ 464.230666] __do_page_fault+0x67d/0xed0 [ 464.234740] ? mm_fault_error+0x380/0x380 [ 464.238906] ? syscall_slow_exit_work+0x520/0x520 [ 464.243756] do_page_fault+0xf2/0x7e0 [ 464.247561] ? vmalloc_sync_all+0x30/0x30 [ 464.251714] ? error_entry+0x70/0xd0 [ 464.255433] ? trace_hardirqs_off_caller+0xbb/0x300 [ 464.260450] ? trace_hardirqs_on_caller+0xc0/0x300 [ 464.265377] ? syscall_return_slowpath+0x5e0/0x5e0 [ 464.270308] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.275152] ? trace_hardirqs_off+0x300/0x300 [ 464.279656] ? trace_hardirqs_off_caller+0x300/0x300 [ 464.284769] ? prepare_exit_to_usermode+0x291/0x3b0 [ 464.289793] ? page_fault+0x8/0x30 [ 464.293344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.298195] ? page_fault+0x8/0x30 [ 464.301741] page_fault+0x1e/0x30 [ 464.305198] RIP: 0033:0x45db60 [ 464.308396] Code: Bad RIP value. [ 464.311759] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 464.317127] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 464.324397] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 464.331669] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 464.338940] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 464.346205] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 464.353506] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 464.353581] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 464.360791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.360802] Call Trace: [ 464.367539] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 464.376659] dump_stack+0x1c4/0x2b4 [ 464.379226] syz-fuzzer cpuset= [ 464.389462] ? dump_stack_print_info.cold.2+0x52/0x52 [ 464.393068] / [ 464.396277] warn_alloc.cold.118+0xb7/0x1bd [ 464.401436] mems_allowed=0 [ 464.403156] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 464.415222] ? lock_downgrade+0x900/0x900 [ 464.419388] ? trace_hardirqs_off+0xb8/0x300 [ 464.423808] ? trace_hardirqs_off+0xb8/0x300 [ 464.428242] __alloc_pages_slowpath+0x2667/0x2d80 [ 464.433141] ? warn_alloc+0x120/0x120 [ 464.436956] ? attach_entity_load_avg+0x860/0x860 [ 464.441805] ? warn_alloc+0x120/0x120 [ 464.445618] ? print_usage_bug+0xc0/0xc0 [ 464.449689] ? warn_alloc+0x120/0x120 [ 464.453500] ? print_usage_bug+0xc0/0xc0 [ 464.457569] ? rb_erase+0x3710/0x3710 [ 464.461385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.466926] ? should_fail+0x22d/0xd01 [ 464.470819] ? find_held_lock+0x36/0x1c0 [ 464.474897] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.480010] ? __lock_acquire+0x7ec/0x4ec0 [ 464.484256] ? should_fail+0x22d/0xd01 [ 464.488158] ? __update_load_avg_blocked_se+0x730/0x730 [ 464.493552] ? mark_held_locks+0x130/0x130 [ 464.497800] ? mark_held_locks+0x130/0x130 [ 464.502047] ? __lock_acquire+0x7ec/0x4ec0 [ 464.506287] ? update_load_avg+0x387/0x2470 [ 464.510620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.516165] ? graph_lock+0x170/0x170 [ 464.520017] ? graph_lock+0x170/0x170 [ 464.523825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.529376] ? check_preemption_disabled+0x48/0x200 [ 464.534391] ? check_preemption_disabled+0x48/0x200 [ 464.539426] ? __lock_is_held+0xb5/0x140 [ 464.543499] __alloc_pages_nodemask+0xa80/0xde0 [ 464.548173] ? graph_lock+0x170/0x170 [ 464.551983] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 464.557003] ? graph_lock+0x170/0x170 [ 464.560824] ? find_held_lock+0x36/0x1c0 [ 464.564908] ? ____cache_alloc_node+0x1c7/0x1e0 [ 464.569587] ? lock_downgrade+0x900/0x900 [ 464.573749] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 464.579309] cache_grow_begin+0x91/0x8c0 [ 464.583383] ? do_raw_spin_unlock+0xa7/0x2f0 [ 464.587811] fallback_alloc+0x203/0x2e0 [ 464.591811] ____cache_alloc_node+0x1c7/0x1e0 [ 464.596333] kmem_cache_alloc+0x1f8/0x730 [ 464.600504] skb_clone+0x1bb/0x500 [ 464.604051] ? finish_task_switch+0x2f5/0x900 [ 464.608560] ? skb_split+0x11e0/0x11e0 [ 464.612453] ? preempt_notifier_register+0x200/0x200 [ 464.617558] ? __switch_to_asm+0x34/0x70 [ 464.621622] ? __switch_to_asm+0x34/0x70 [ 464.625685] ? __switch_to_asm+0x40/0x70 [ 464.629747] ? __switch_to_asm+0x34/0x70 [ 464.633806] ? __switch_to_asm+0x40/0x70 [ 464.637878] ? __switch_to_asm+0x34/0x70 [ 464.641945] ? __switch_to_asm+0x40/0x70 [ 464.646010] ? __switch_to_asm+0x34/0x70 [ 464.650081] ? __switch_to_asm+0x34/0x70 [ 464.654151] ? __switch_to_asm+0x40/0x70 [ 464.658219] ? __switch_to_asm+0x34/0x70 [ 464.662297] bpf_clone_redirect+0xb9/0x490 [ 464.666540] ? __schedule+0x874/0x1ed0 [ 464.670438] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 464.675464] ? __sched_text_start+0x8/0x8 [ 464.679618] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 464.684396] ? find_held_lock+0x36/0x1c0 [ 464.688472] ? lock_acquire+0x1ed/0x520 [ 464.692447] ? bpf_test_run+0x32e/0x5a0 [ 464.696424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.701967] ? check_preemption_disabled+0x48/0x200 [ 464.706996] ? kasan_check_read+0x11/0x20 [ 464.711159] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 464.716439] ? rcu_bh_qs+0xc0/0xc0 [ 464.719990] ? preempt_schedule+0x4d/0x60 [ 464.724146] ? ___preempt_schedule+0x16/0x18 [ 464.728572] ? bpf_test_run+0x1c0/0x5a0 [ 464.732563] ? netlink_diag_dump+0x2a0/0x2a0 [ 464.736983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.742521] ? bpf_test_init.isra.9+0x70/0x100 [ 464.747113] ? bpf_prog_test_run_skb+0x634/0xb40 [ 464.751891] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 464.756737] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 464.762286] ? fput+0x130/0x1a0 [ 464.765574] ? __bpf_prog_get+0x9b/0x290 [ 464.769641] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 464.774489] ? bpf_prog_test_run+0x130/0x1a0 [ 464.778904] ? __x64_sys_bpf+0x3d8/0x510 [ 464.782972] ? bpf_prog_get+0x20/0x20 [ 464.786804] ? do_syscall_64+0x1b9/0x820 [ 464.790881] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 464.796251] ? syscall_return_slowpath+0x5e0/0x5e0 [ 464.801191] ? trace_hardirqs_off+0x300/0x300 [ 464.805691] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 464.810710] ? recalc_sigpending_tsk+0x180/0x180 [ 464.815483] ? kasan_check_write+0x14/0x20 [ 464.819737] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.824596] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.829996] warn_alloc_show_mem: 1 callbacks suppressed [ 464.830009] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 464.830012] Mem-Info: [ 464.830046] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 464.830046] active_file:18 inactive_file:16 isolated_file:0 [ 464.830046] unevictable:0 dirty:0 writeback:0 unstable:0 [ 464.830046] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 464.830046] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 464.830046] free:13623 free_pcp:186 free_cma:0 [ 464.835391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.842332] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 464.844734] Call Trace: [ 464.877614] Node 0 [ 464.886983] [ 464.914716] 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 [ 464.917283] dump_stack+0x1c4/0x2b4 [ 464.919488] lowmem_reserve[]: 0 [ 464.921654] ? dump_stack_print_info.cold.2+0x52/0x52 [ 464.947136] 2815 6318 [ 464.950798] warn_alloc.cold.118+0xb7/0x1bd [ 464.954529] 6318 [ 464.959734] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 464.962210] Node 0 [ 464.966529] ? lock_downgrade+0x900/0x900 [ 464.968596] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 464.973423] ? trace_hardirqs_off+0xb8/0x300 [ 464.975635] lowmem_reserve[]: [ 464.979793] ? trace_hardirqs_off+0xb8/0x300 [ 465.006825] 0 0 [ 465.011285] __alloc_pages_slowpath+0x2667/0x2d80 [ 465.014355] 3503 [ 465.018800] ? warn_alloc+0x120/0x120 [ 465.020711] 3503 [ 465.025570] ? warn_alloc+0x120/0x120 [ 465.027614] Node 0 [ 465.031426] ? print_usage_bug+0xc0/0xc0 [ 465.033500] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 465.037279] ? warn_alloc+0x120/0x120 [ 465.039490] lowmem_reserve[]: [ 465.043554] ? print_usage_bug+0xc0/0xc0 [ 465.071900] 0 0 [ 465.075732] ? warn_alloc+0x120/0x120 [ 465.078805] 0 0 [ 465.082900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.088667] ? should_fail+0x22d/0xd01 [ 465.090630] Node 0 [ 465.096165] ? __lock_acquire+0x7ec/0x4ec0 [ 465.100023] DMA: 1*4kB [ 465.102272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.106474] (U) 0*8kB [ 465.109073] ? __lock_acquire+0x7ec/0x4ec0 [ 465.114148] 0*16kB 1*32kB [ 465.116664] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.120867] (U) 2*64kB [ 465.123738] ? __lock_acquire+0x7ec/0x4ec0 [ 465.128810] (U) 1*128kB [ 465.131419] ? should_fail+0x22d/0xd01 [ 465.135626] (U) 1*256kB [ 465.138314] ? mark_held_locks+0x130/0x130 [ 465.142190] (U) 0*512kB [ 465.144881] ? mark_held_locks+0x130/0x130 [ 465.149087] 1*1024kB (U) [ 465.151779] ? mark_held_locks+0x130/0x130 [ 465.155987] 1*2048kB (M) [ 465.158754] ? graph_lock+0x170/0x170 [ 465.162962] 3*4096kB (M) [ 465.165728] ? print_usage_bug+0xc0/0xc0 [ 465.169500] = 15908kB [ 465.169510] Node 0 [ 465.172261] ? mark_held_locks+0x130/0x130 [ 465.172281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.176313] DMA32: 4*4kB [ 465.178735] ? check_preemption_disabled+0x48/0x200 [ 465.180946] (UM) 3*8kB [ 465.185186] ? check_preemption_disabled+0x48/0x200 [ 465.190692] (UM) 1*16kB [ 465.193469] ? __lock_is_held+0xb5/0x140 [ 465.198445] (M) 2*32kB [ 465.201046] __alloc_pages_nodemask+0xa80/0xde0 [ 465.206028] (UM) 2*64kB [ 465.208708] ? graph_lock+0x170/0x170 [ 465.212742] (M) 4*128kB [ 465.215356] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 465.219995] (UM) 2*256kB [ 465.222669] ? graph_lock+0x170/0x170 [ 465.222697] ? find_held_lock+0x36/0x1c0 [ 465.226460] (M) 4*512kB [ 465.229148] ? ____cache_alloc_node+0x1c7/0x1e0 [ 465.234138] (UM) 3*1024kB [ 465.236905] ? lock_downgrade+0x900/0x900 [ 465.240673] (M) 3*2048kB [ 465.244749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.247388] (M) 3*4096kB [ 465.252069] cache_grow_begin+0x91/0x8c0 [ 465.254883] (M) = 24824kB [ 465.259044] ? do_raw_spin_unlock+0xa7/0x2f0 [ 465.261782] Node 0 [ 465.267322] fallback_alloc+0x203/0x2e0 [ 465.270053] Normal: [ 465.274122] ____cache_alloc_node+0x1c7/0x1e0 [ 465.276866] 2044*4kB [ 465.281274] kmem_cache_alloc_node+0xe3/0x730 [ 465.283488] (UMEH) [ 465.287464] ? ipv6_get_ifaddr+0x42e/0x620 [ 465.289763] 226*8kB (UMEH) [ 465.294272] __alloc_skb+0x119/0x770 [ 465.296650] 46*16kB (UME) [ 465.301154] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 465.303367] 28*32kB (UME) [ 465.307611] ? skb_scrub_packet+0x490/0x490 [ 465.310514] 10*64kB (UME) [ 465.314247] ? lock_downgrade+0x900/0x900 [ 465.317077] 4*128kB [ 465.322364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.325174] (UM) [ 465.329494] ? refcount_sub_and_test_checked+0x203/0x310 [ 465.329513] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 465.332339] 0*256kB 2*512kB [ 465.336500] ? addrconf_rs_timer+0x6f0/0x6f0 [ 465.338794] (U) 0*1024kB [ 465.344358] ndisc_alloc_skb+0x144/0x340 [ 465.346389] 0*2048kB 0*4096kB [ 465.351864] ndisc_send_rs+0x331/0x6e0 [ 465.357283] = 13792kB [ 465.357299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 465.360317] addrconf_rs_timer+0x3c0/0x6f0 [ 465.364705] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 465.367457] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 465.371493] 413 total pagecache pages [ 465.374695] call_timer_fn+0x272/0x920 [ 465.378557] 0 pages in swap cache [ 465.380965] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 465.389774] Swap cache stats: add 0, delete 0, find 0/0 [ 465.389785] Free swap = 0kB [ 465.394022] ? process_timeout+0x40/0x40 [ 465.402569] Total swap = 0kB [ 465.402579] 1965979 pages RAM [ 465.406817] ? find_held_lock+0x36/0x1c0 [ 465.410587] 0 pages HighMem/MovableOnly [ 465.410604] 343323 pages reserved [ 465.414505] ? mark_held_locks+0xc7/0x130 [ 465.417932] 0 pages cma reserved [ 465.422166] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.427651] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 465.430518] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.434563] kworker/0:7 cpuset= [ 465.437584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 465.440668] / [ 465.444731] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 465.448686] mems_allowed=0 [ 465.452144] ? trace_hardirqs_on+0xbd/0x310 [ 465.499880] ? kasan_check_read+0x11/0x20 [ 465.504044] ? __run_timers+0x7da/0xc70 [ 465.508026] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 465.513483] ? tcp_compressed_ack_kick+0x220/0x220 [ 465.518427] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 465.522668] __run_timers+0x7e5/0xc70 [ 465.526486] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 465.531869] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 465.536986] ? graph_lock+0x170/0x170 [ 465.540799] ? print_usage_bug+0xc0/0xc0 [ 465.544866] ? lock_release+0x970/0x970 [ 465.548856] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 465.554063] ? find_held_lock+0x36/0x1c0 [ 465.558135] ? graph_lock+0x170/0x170 [ 465.561948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.567485] ? check_preemption_disabled+0x48/0x200 [ 465.572517] ? __lock_is_held+0xb5/0x140 [ 465.576584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.582121] ? check_preemption_disabled+0x48/0x200 [ 465.587157] run_timer_softirq+0x52/0xb0 [ 465.591221] ? rcu_read_lock_sched_held+0x108/0x120 [ 465.596243] __do_softirq+0x30b/0xad8 [ 465.600068] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 465.605182] ? pvclock_read_flags+0x160/0x160 [ 465.609682] ? lapic_next_event+0x5a/0x90 [ 465.613835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.619386] ? check_preemption_disabled+0x48/0x200 [ 465.624410] ? check_preemption_disabled+0x48/0x200 [ 465.629449] ? kvm_clock_read+0x18/0x30 [ 465.633434] ? kvm_sched_clock_read+0x9/0x20 [ 465.637860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.643407] ? check_preemption_disabled+0x48/0x200 [ 465.648442] irq_exit+0x17f/0x1c0 [ 465.651903] smp_apic_timer_interrupt+0x1cb/0x760 [ 465.656757] ? smp_reschedule_interrupt+0x109/0x650 [ 465.662193] ? smp_call_function_single_interrupt+0x650/0x650 [ 465.668254] ? interrupt_entry+0xb5/0xf0 [ 465.672322] ? trace_hardirqs_off_caller+0xbb/0x300 [ 465.677343] ? trace_hardirqs_off_caller+0xbb/0x300 [ 465.682368] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.687321] ? trace_hardirqs_off+0x300/0x300 [ 465.691917] ? trace_hardirqs_off+0x300/0x300 [ 465.696421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.701969] ? check_preemption_disabled+0x48/0x200 [ 465.706992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.712548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.717408] apic_timer_interrupt+0xf/0x20 [ 465.721641] [ 465.723886] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 465.729609] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 465.748525] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 465.756244] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 465.763516] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 465.770788] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 465.778063] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 465.785338] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 465.792657] cgroup_file_notify+0x226/0x2f0 [ 465.796992] ? cgroup_procs_write_finish+0xf0/0xf0 [ 465.801928] ? print_usage_bug+0xc0/0xc0 [ 465.806004] ? find_held_lock+0x36/0x1c0 [ 465.810072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.815627] shrink_node+0x5e1/0x16b0 [ 465.819434] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 465.824748] ? shrink_node_memcg+0x18e0/0x18e0 [ 465.829338] ? kvm_clock_read+0x18/0x30 [ 465.833315] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.838363] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 465.842866] ? kasan_check_write+0x14/0x20 [ 465.847106] ? do_raw_spin_lock+0xc1/0x200 [ 465.851344] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 465.856885] ? __cpuset_node_allowed+0x19b/0x660 [ 465.861662] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 465.867376] ? delayacct_end+0x5a/0x100 [ 465.871365] do_try_to_free_pages+0x3e7/0x1290 [ 465.875974] ? shrink_node+0x16b0/0x16b0 [ 465.880045] ? __lock_is_held+0xb5/0x140 [ 465.884127] try_to_free_pages+0x4d0/0xb90 [ 465.888371] ? do_try_to_free_pages+0x1290/0x1290 [ 465.893219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.898776] ? lock_acquire+0x1ed/0x520 [ 465.902755] ? set_page_refcounted+0x280/0x280 [ 465.907351] ? lock_release+0x970/0x970 [ 465.911334] ? ___might_sleep+0x1ed/0x300 [ 465.915485] ? arch_local_save_flags+0x40/0x40 [ 465.920085] __alloc_pages_slowpath+0x993/0x2d80 [ 465.924886] ? warn_alloc+0x120/0x120 [ 465.928691] ? __radix_tree_lookup+0x4c0/0x4c0 [ 465.933292] ? find_get_entry+0x2f2/0xc40 [ 465.937454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.943001] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 465.947940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.953479] ? should_fail+0x22d/0xd01 [ 465.957380] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.962500] ? __lock_is_held+0xb5/0x140 [ 465.966609] ? __lock_is_held+0xb5/0x140 [ 465.970691] ? __lock_acquire+0x7ec/0x4ec0 [ 465.974932] ? ___might_sleep+0x1ed/0x300 [ 465.979166] ? lock_release+0x970/0x970 [ 465.983145] ? arch_local_save_flags+0x40/0x40 [ 465.987750] ? __might_sleep+0x95/0x190 [ 465.991736] __alloc_pages_nodemask+0xa80/0xde0 [ 465.996414] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 466.001436] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.007235] ? kasan_check_read+0x11/0x20 [ 466.011385] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.016670] ? graph_lock+0x170/0x170 [ 466.020477] ? print_usage_bug+0xc0/0xc0 [ 466.024542] ? graph_lock+0x170/0x170 [ 466.028348] ? graph_lock+0x170/0x170 [ 466.032158] ? __do_page_cache_readahead+0x7ce/0x980 [ 466.037271] ? find_held_lock+0x36/0x1c0 [ 466.041437] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 466.046982] alloc_pages_current+0x10c/0x210 [ 466.051407] ? lock_downgrade+0x900/0x900 [ 466.055564] __page_cache_alloc+0x38f/0x5b0 [ 466.060249] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.066048] ? kasan_check_read+0x11/0x20 [ 466.070208] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.075493] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 466.080180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.085719] ? check_preemption_disabled+0x48/0x200 [ 466.090750] filemap_fault+0x1594/0x25f0 [ 466.094830] ? __lock_page_or_retry+0xa00/0xa00 [ 466.099512] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.105311] ? kasan_check_read+0x11/0x20 [ 466.109468] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.114768] ? rcu_bh_qs+0xc0/0xc0 [ 466.119077] ? print_usage_bug+0xc0/0xc0 [ 466.123148] ? filemap_map_pages+0xdea/0x1980 [ 466.127656] ? print_usage_bug+0xc0/0xc0 [ 466.131730] ? find_get_pages_range_tag+0x1320/0x1320 [ 466.136919] ? print_usage_bug+0xc0/0xc0 [ 466.140976] ? __lock_acquire+0x7ec/0x4ec0 [ 466.145215] ? graph_lock+0x170/0x170 [ 466.149018] ? __sigqueue_free.part.27+0x7d/0xa0 [ 466.153781] ? __lock_acquire+0x7ec/0x4ec0 [ 466.158035] ? lock_acquire+0x1ed/0x520 [ 466.162015] ? ext4_filemap_fault+0x7a/0xad [ 466.166348] ? lock_release+0x970/0x970 [ 466.170327] ? arch_local_save_flags+0x40/0x40 [ 466.174912] ? mark_held_locks+0x130/0x130 [ 466.179167] ? down_read+0xb0/0x1d0 [ 466.182795] ? ext4_filemap_fault+0x7a/0xad [ 466.187133] ? __down_interruptible+0x700/0x700 [ 466.192337] ? graph_lock+0x170/0x170 [ 466.196147] ? __sigqueue_free.part.27+0x7d/0xa0 [ 466.200926] ext4_filemap_fault+0x82/0xad [ 466.205087] __do_fault+0x100/0x6b0 [ 466.208721] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.214008] ? print_bad_pte+0x6c0/0x6c0 [ 466.218081] ? pmd_val+0x88/0x100 [ 466.221536] ? add_mm_counter_fast+0xd0/0xd0 [ 466.225945] ? pmd_val+0x88/0x100 [ 466.229408] ? add_mm_counter_fast+0xd0/0xd0 [ 466.233827] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.239410] __handle_mm_fault+0x3709/0x53e0 [ 466.243833] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 466.250514] ? graph_lock+0x170/0x170 [ 466.254318] ? print_usage_bug+0xc0/0xc0 [ 466.258387] ? graph_lock+0x170/0x170 [ 466.262190] ? graph_lock+0x170/0x170 [ 466.266017] ? handle_mm_fault+0x42a/0xc70 [ 466.270257] ? lock_downgrade+0x900/0x900 [ 466.274407] ? check_preemption_disabled+0x48/0x200 [ 466.279434] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.285230] ? kasan_check_read+0x11/0x20 [ 466.289386] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.294669] ? rcu_bh_qs+0xc0/0xc0 [ 466.298210] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 466.303665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.309205] ? check_preemption_disabled+0x48/0x200 [ 466.314232] handle_mm_fault+0x54f/0xc70 [ 466.318301] ? __handle_mm_fault+0x53e0/0x53e0 [ 466.322888] ? find_vma+0x34/0x190 [ 466.326436] __do_page_fault+0x67d/0xed0 [ 466.330510] ? mm_fault_error+0x380/0x380 [ 466.334666] ? syscall_slow_exit_work+0x520/0x520 [ 466.339526] do_page_fault+0xf2/0x7e0 [ 466.343330] ? vmalloc_sync_all+0x30/0x30 [ 466.347482] ? error_entry+0x70/0xd0 [ 466.351204] ? trace_hardirqs_off_caller+0xbb/0x300 [ 466.356225] ? trace_hardirqs_on_caller+0xc0/0x300 [ 466.361161] ? syscall_return_slowpath+0x5e0/0x5e0 [ 466.366096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.370946] ? trace_hardirqs_off+0x300/0x300 [ 466.375455] ? trace_hardirqs_off_caller+0x300/0x300 [ 466.380578] ? prepare_exit_to_usermode+0x291/0x3b0 [ 466.385619] ? page_fault+0x8/0x30 [ 466.389180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.394063] ? page_fault+0x8/0x30 [ 466.397616] page_fault+0x1e/0x30 [ 466.401087] RIP: 0033:0x45db60 [ 466.404282] Code: Bad RIP value. [ 466.407649] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 466.413019] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 466.420292] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 466.427566] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 466.434840] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 466.442125] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 466.449434] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95 [ 466.449522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 466.456547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.456572] Workqueue: events_long br_fdb_cleanup [ 466.456581] Call Trace: [ 466.456603] dump_stack+0x1c4/0x2b4 [ 466.456624] ? dump_stack_print_info.cold.2+0x52/0x52 [ 466.463224] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 466.472499] warn_alloc.cold.118+0xb7/0x1bd [ 466.477312] syz-fuzzer cpuset= [ 466.479899] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 466.483508] / [ 466.488705] ? lock_downgrade+0x900/0x900 [ 466.498921] mems_allowed=0 [ 466.503256] ? trace_hardirqs_off+0xb8/0x300 [ 466.524421] ? trace_hardirqs_off+0xb8/0x300 [ 466.528857] __alloc_pages_slowpath+0x2667/0x2d80 [ 466.533747] ? warn_alloc+0x120/0x120 [ 466.537563] ? warn_alloc+0x120/0x120 [ 466.541373] ? print_usage_bug+0xc0/0xc0 [ 466.545438] ? warn_alloc+0x120/0x120 [ 466.549244] ? print_usage_bug+0xc0/0xc0 [ 466.553311] ? __lock_acquire+0x7ec/0x4ec0 [ 466.557554] ? print_usage_bug+0xc0/0xc0 [ 466.561629] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.567175] ? should_fail+0x22d/0xd01 [ 466.571099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.576214] ? __lock_acquire+0x7ec/0x4ec0 [ 466.580462] ? __lock_acquire+0x7ec/0x4ec0 [ 466.584699] ? should_fail+0x22d/0xd01 [ 466.588588] ? print_usage_bug+0xc0/0xc0 [ 466.592662] ? mark_held_locks+0x130/0x130 [ 466.596908] ? mark_held_locks+0x130/0x130 [ 466.601157] ? graph_lock+0x170/0x170 [ 466.604966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.610504] ? check_preemption_disabled+0x48/0x200 [ 466.615521] ? check_preemption_disabled+0x48/0x200 [ 466.620555] ? __lock_is_held+0xb5/0x140 [ 466.624634] __alloc_pages_nodemask+0xa80/0xde0 [ 466.629312] ? graph_lock+0x170/0x170 [ 466.633127] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 466.638145] ? graph_lock+0x170/0x170 [ 466.641965] ? find_held_lock+0x36/0x1c0 [ 466.646042] ? ____cache_alloc_node+0x1c7/0x1e0 [ 466.650719] ? lock_downgrade+0x900/0x900 [ 466.654888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.660525] cache_grow_begin+0x91/0x8c0 [ 466.664590] ? do_raw_spin_unlock+0xa7/0x2f0 [ 466.669021] fallback_alloc+0x203/0x2e0 [ 466.673009] ____cache_alloc_node+0x1c7/0x1e0 [ 466.677517] kmem_cache_alloc_node+0xe3/0x730 [ 466.682016] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.687816] ? kasan_check_read+0x11/0x20 [ 466.691975] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.697264] __alloc_skb+0x119/0x770 [ 466.701003] ? skb_scrub_packet+0x490/0x490 [ 466.705335] ? call_switchdev_notifiers+0x43/0x60 [ 466.710183] ? br_switchdev_fdb_notify+0xd1/0x510 [ 466.715035] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 466.720237] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 466.726033] ? kasan_check_read+0x11/0x20 [ 466.730185] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.735464] ? rcu_bh_qs+0xc0/0xc0 [ 466.739020] fdb_notify+0x9e/0x180 [ 466.742580] fdb_delete+0x803/0x1200 [ 466.746312] ? fdb_create+0x1710/0x1710 [ 466.750315] ? lock_acquire+0x1ed/0x520 [ 466.754295] ? lockdep_hardirqs_on+0x421/0x5c0 [ 466.758885] ? lock_release+0x970/0x970 [ 466.762875] ? preempt_schedule_common+0x1f/0xd0 [ 466.767638] ? br_fdb_cleanup+0x501/0x630 [ 466.771790] ? preempt_schedule+0x4d/0x60 [ 466.775945] ? ___preempt_schedule+0x16/0x18 [ 466.780358] ? kasan_check_write+0x14/0x20 [ 466.784599] ? do_raw_spin_lock+0xc1/0x200 [ 466.788854] br_fdb_cleanup+0x4f0/0x630 [ 466.792855] ? br_fdb_change_mac_address+0x540/0x540 [ 466.797968] ? __lock_is_held+0xb5/0x140 [ 466.802050] process_one_work+0xc90/0x1b90 [ 466.806289] ? mark_held_locks+0x130/0x130 [ 466.810541] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 466.815211] ? __switch_to_asm+0x40/0x70 [ 466.819278] ? __switch_to_asm+0x34/0x70 [ 466.823337] ? __switch_to_asm+0x40/0x70 [ 466.827401] ? __switch_to_asm+0x34/0x70 [ 466.831467] ? __switch_to_asm+0x40/0x70 [ 466.835530] ? __switch_to_asm+0x34/0x70 [ 466.839595] ? __switch_to_asm+0x40/0x70 [ 466.843667] ? __schedule+0x874/0x1ed0 [ 466.847570] ? lock_downgrade+0x900/0x900 [ 466.851728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.857269] ? graph_lock+0x170/0x170 [ 466.861086] ? lockdep_hardirqs_on+0x421/0x5c0 [ 466.865683] ? retint_kernel+0x2d/0x2d [ 466.869580] ? find_held_lock+0x36/0x1c0 [ 466.873664] ? lock_acquire+0x1ed/0x520 [ 466.877646] ? worker_thread+0x3e0/0x1390 [ 466.881806] ? lock_release+0x970/0x970 [ 466.885789] ? trace_hardirqs_off+0xb8/0x300 [ 466.890199] ? kasan_check_read+0x11/0x20 [ 466.894352] ? worker_thread+0x3e0/0x1390 [ 466.898506] ? trace_hardirqs_on+0x310/0x310 [ 466.902919] ? kasan_check_write+0x14/0x20 [ 466.907164] ? do_raw_spin_lock+0xc1/0x200 [ 466.911410] worker_thread+0x17f/0x1390 [ 466.915390] ? __switch_to_asm+0x34/0x70 [ 466.919475] ? process_one_work+0x1b90/0x1b90 [ 466.923990] ? graph_lock+0x170/0x170 [ 466.927796] ? graph_lock+0x170/0x170 [ 466.931601] ? find_held_lock+0x36/0x1c0 [ 466.935681] ? find_held_lock+0x36/0x1c0 [ 466.939754] ? __kthread_parkme+0xce/0x1a0 [ 466.944010] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 466.949135] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 466.954719] ? lockdep_hardirqs_on+0x421/0x5c0 [ 466.959310] ? trace_hardirqs_on+0xbd/0x310 [ 466.963632] ? kasan_check_read+0x11/0x20 [ 466.967789] ? __kthread_parkme+0xce/0x1a0 [ 466.972072] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 466.977531] ? kasan_check_write+0x14/0x20 [ 466.981771] ? do_raw_spin_lock+0xc1/0x200 [ 466.986016] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 466.991133] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.996674] ? __kthread_parkme+0xfb/0x1a0 [ 467.000923] kthread+0x35a/0x420 [ 467.004292] ? process_one_work+0x1b90/0x1b90 [ 467.008792] ? kthread_bind+0x40/0x40 [ 467.012606] ret_from_fork+0x3a/0x50 [ 467.016342] warn_alloc_show_mem: 1 callbacks suppressed [ 467.016355] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 467.016357] Mem-Info: [ 467.016391] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 467.016391] active_file:18 inactive_file:16 isolated_file:0 [ 467.016391] unevictable:0 dirty:0 writeback:0 unstable:0 [ 467.016391] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 467.016391] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 467.016391] free:13623 free_pcp:186 free_cma:0 [ 467.021735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.028676] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 467.031078] Call Trace: [ 467.063957] Node 0 [ 467.073335] [ 467.101029] 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 [ 467.103596] dump_stack+0x1c4/0x2b4 [ 467.105802] lowmem_reserve[]: 0 [ 467.107963] ? dump_stack_print_info.cold.2+0x52/0x52 [ 467.134089] 2815 6318 [ 467.137754] warn_alloc.cold.118+0xb7/0x1bd [ 467.140985] 6318 [ 467.146184] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 467.148662] Node 0 [ 467.153004] ? lock_downgrade+0x900/0x900 [ 467.155069] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 467.159892] ? trace_hardirqs_off+0xb8/0x300 [ 467.162100] lowmem_reserve[]: 0 [ 467.166262] ? trace_hardirqs_off+0xb8/0x300 [ 467.192876] 0 3503 [ 467.197432] __alloc_pages_slowpath+0x2667/0x2d80 [ 467.200552] 3503 [ 467.205012] ? warn_alloc+0x120/0x120 [ 467.207199] Node 0 [ 467.212051] ? trace_hardirqs_on+0x310/0x310 [ 467.214127] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 467.217893] ? warn_alloc+0x120/0x120 [ 467.220102] lowmem_reserve[]: 0 [ 467.224525] ? print_usage_bug+0xc0/0xc0 [ 467.252877] 0 0 [ 467.256710] ? warn_alloc+0x120/0x120 [ 467.259962] 0 [ 467.264026] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.269775] ? print_usage_bug+0xc0/0xc0 [ 467.271551] Node 0 [ 467.276584] ? __lock_acquire+0x7ec/0x4ec0 [ 467.280610] DMA: 1*4kB [ 467.282873] ? __lock_acquire+0x7ec/0x4ec0 [ 467.287084] (U) [ 467.289671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.293879] 0*8kB 0*16kB [ 467.295880] ? should_fail+0x22d/0xd01 [ 467.301386] 1*32kB (U) [ 467.304162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.308014] 2*64kB (U) [ 467.310626] ? __lock_acquire+0x7ec/0x4ec0 [ 467.315694] 1*128kB (U) [ 467.318302] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.322503] 1*256kB (U) [ 467.325186] ? __lock_acquire+0x7ec/0x4ec0 [ 467.330262] 0*512kB 1*1024kB [ 467.332974] ? should_fail+0x22d/0xd01 [ 467.337189] (U) 1*2048kB [ 467.340311] ? print_usage_bug+0xc0/0xc0 [ 467.344166] (M) 3*4096kB [ 467.346949] ? mark_held_locks+0x130/0x130 [ 467.350982] (M) [ 467.353746] ? mark_held_locks+0x130/0x130 [ 467.357953] = 15908kB [ 467.357963] Node 0 [ 467.359990] ? try_to_wake_up+0x10a/0x12f0 [ 467.364193] DMA32: 4*4kB [ 467.366616] ? graph_lock+0x170/0x170 [ 467.368826] (UM) 3*8kB [ 467.373086] ? print_usage_bug+0xc0/0xc0 [ 467.375812] (UM) 1*16kB [ 467.379642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.382194] (M) [ 467.386254] ? check_preemption_disabled+0x48/0x200 [ 467.388898] 2*32kB (UM) [ 467.394447] ? check_preemption_disabled+0x48/0x200 [ 467.396395] 2*64kB (M) [ 467.401430] ? __lock_is_held+0xb5/0x140 [ 467.404066] 4*128kB (UM) [ 467.409127] __alloc_pages_nodemask+0xa80/0xde0 [ 467.411691] 2*256kB [ 467.415759] ? graph_lock+0x170/0x170 [ 467.418486] (M) 4*512kB [ 467.423171] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 467.425460] (UM) 3*1024kB [ 467.429276] ? graph_lock+0x170/0x170 [ 467.431915] (M) 3*2048kB [ 467.436952] ? find_held_lock+0x36/0x1c0 [ 467.439754] (M) 3*4096kB [ 467.443575] ? ____cache_alloc_node+0x1c7/0x1e0 [ 467.446297] (M) = 24824kB [ 467.450369] ? lock_downgrade+0x900/0x900 [ 467.453105] Node 0 [ 467.457784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.460508] Normal: 2044*4kB [ 467.464685] cache_grow_begin+0x91/0x8c0 [ 467.466889] (UMEH) 226*8kB [ 467.472441] ? do_raw_spin_unlock+0xa7/0x2f0 [ 467.475518] (UMEH) 46*16kB [ 467.479603] fallback_alloc+0x203/0x2e0 [ 467.482502] (UME) 28*32kB [ 467.486935] ____cache_alloc_node+0x1c7/0x1e0 [ 467.489835] (UME) 10*64kB [ 467.493852] kmem_cache_alloc_node+0xe3/0x730 [ 467.496659] (UME) 4*128kB [ 467.501176] ? ipv6_get_ifaddr+0x42e/0x620 [ 467.503991] (UM) 0*256kB [ 467.508513] __alloc_skb+0x119/0x770 [ 467.511329] 2*512kB [ 467.515570] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 467.518302] (U) [ 467.522019] ? skb_scrub_packet+0x490/0x490 [ 467.524311] 0*1024kB 0*2048kB [ 467.529601] ? lock_downgrade+0x900/0x900 [ 467.531552] 0*4096kB = 13792kB [ 467.535898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.539092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 467.543239] ? refcount_sub_and_test_checked+0x203/0x310 [ 467.546412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 467.546423] 413 total pagecache pages [ 467.551971] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 467.560806] 0 pages in swap cache [ 467.566270] ? addrconf_rs_timer+0x6f0/0x6f0 [ 467.574825] Swap cache stats: add 0, delete 0, find 0/0 [ 467.574837] Free swap = 0kB [ 467.578670] ndisc_alloc_skb+0x144/0x340 [ 467.584094] Total swap = 0kB [ 467.587558] ndisc_send_rs+0x331/0x6e0 [ 467.591946] 1965979 pages RAM [ 467.597329] addrconf_rs_timer+0x3c0/0x6f0 [ 467.600315] 0 pages HighMem/MovableOnly [ 467.600325] 343323 pages reserved [ 467.604402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.607382] 0 pages cma reserved [ 467.607546] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 467.611294] call_timer_fn+0x272/0x920 [ 467.614371] syz-executor3 cpuset= [ 467.618610] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.622561] syz3 [ 467.626022] ? process_timeout+0x40/0x40 [ 467.630237] mems_allowed=0 [ 467.633608] ? find_held_lock+0x36/0x1c0 [ 467.668652] ? mark_held_locks+0xc7/0x130 [ 467.672816] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.677329] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.681832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.686120] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 467.690721] ? trace_hardirqs_on+0xbd/0x310 [ 467.695044] ? kasan_check_read+0x11/0x20 [ 467.699208] ? __run_timers+0x7da/0xc70 [ 467.703192] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 467.708677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 467.712925] __run_timers+0x7e5/0xc70 [ 467.716749] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 467.722141] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 467.727178] ? graph_lock+0x170/0x170 [ 467.731002] ? print_usage_bug+0xc0/0xc0 [ 467.735074] ? lock_release+0x970/0x970 [ 467.739061] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 467.744275] ? find_held_lock+0x36/0x1c0 [ 467.748352] ? graph_lock+0x170/0x170 [ 467.752167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.757713] ? check_preemption_disabled+0x48/0x200 [ 467.762850] ? __lock_is_held+0xb5/0x140 [ 467.766929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.772476] ? check_preemption_disabled+0x48/0x200 [ 467.777511] run_timer_softirq+0x52/0xb0 [ 467.781576] ? rcu_read_lock_sched_held+0x108/0x120 [ 467.786602] __do_softirq+0x30b/0xad8 [ 467.790425] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 467.795548] ? pvclock_read_flags+0x160/0x160 [ 467.800050] ? lapic_next_event+0x5a/0x90 [ 467.804205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.809753] ? check_preemption_disabled+0x48/0x200 [ 467.814776] ? check_preemption_disabled+0x48/0x200 [ 467.819812] ? kvm_clock_read+0x18/0x30 [ 467.823800] ? kvm_sched_clock_read+0x9/0x20 [ 467.828217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.833765] ? check_preemption_disabled+0x48/0x200 [ 467.838802] irq_exit+0x17f/0x1c0 [ 467.842266] smp_apic_timer_interrupt+0x1cb/0x760 [ 467.847118] ? smp_reschedule_interrupt+0x109/0x650 [ 467.852146] ? smp_call_function_single_interrupt+0x650/0x650 [ 467.858041] ? interrupt_entry+0xb5/0xf0 [ 467.862111] ? trace_hardirqs_off_caller+0xbb/0x300 [ 467.867141] ? trace_hardirqs_off_caller+0xbb/0x300 [ 467.872201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.877054] ? trace_hardirqs_off+0x300/0x300 [ 467.881554] ? trace_hardirqs_off+0x300/0x300 [ 467.886064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.891616] ? check_preemption_disabled+0x48/0x200 [ 467.896659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.902260] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.907147] apic_timer_interrupt+0xf/0x20 [ 467.911406] [ 467.913669] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 467.919392] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 467.938326] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 467.946058] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 467.953338] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 467.960632] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 467.967925] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 467.975211] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 467.982535] cgroup_file_notify+0x226/0x2f0 [ 467.986883] ? cgroup_procs_write_finish+0xf0/0xf0 [ 467.991818] ? print_usage_bug+0xc0/0xc0 [ 467.995907] ? find_held_lock+0x36/0x1c0 [ 467.999978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.005528] shrink_node+0x5e1/0x16b0 [ 468.009333] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 468.014655] ? shrink_node_memcg+0x18e0/0x18e0 [ 468.019247] ? kvm_clock_read+0x18/0x30 [ 468.023229] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.028258] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 468.032756] ? kasan_check_write+0x14/0x20 [ 468.036999] ? do_raw_spin_lock+0xc1/0x200 [ 468.041238] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 468.046779] ? __cpuset_node_allowed+0x19b/0x660 [ 468.051545] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 468.057269] ? delayacct_end+0x5a/0x100 [ 468.061636] do_try_to_free_pages+0x3e7/0x1290 [ 468.066251] ? shrink_node+0x16b0/0x16b0 [ 468.070324] ? __lock_is_held+0xb5/0x140 [ 468.074411] try_to_free_pages+0x4d0/0xb90 [ 468.078664] ? do_try_to_free_pages+0x1290/0x1290 [ 468.083525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.089082] ? lock_acquire+0x1ed/0x520 [ 468.093064] ? set_page_refcounted+0x280/0x280 [ 468.097660] ? lock_release+0x970/0x970 [ 468.101646] ? ___might_sleep+0x1ed/0x300 [ 468.105829] ? arch_local_save_flags+0x40/0x40 [ 468.110469] __alloc_pages_slowpath+0x993/0x2d80 [ 468.115266] ? warn_alloc+0x120/0x120 [ 468.119074] ? __radix_tree_lookup+0x4c0/0x4c0 [ 468.123684] ? find_get_entry+0x2f2/0xc40 [ 468.127861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.133416] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 468.138352] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.143893] ? should_fail+0x22d/0xd01 [ 468.147787] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.152893] ? __lock_is_held+0xb5/0x140 [ 468.156986] ? __lock_is_held+0xb5/0x140 [ 468.161063] ? __lock_acquire+0x7ec/0x4ec0 [ 468.165302] ? ___might_sleep+0x1ed/0x300 [ 468.169452] ? lock_release+0x970/0x970 [ 468.173431] ? arch_local_save_flags+0x40/0x40 [ 468.178033] ? __might_sleep+0x95/0x190 [ 468.182021] __alloc_pages_nodemask+0xa80/0xde0 [ 468.186701] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 468.191722] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 468.197519] ? kasan_check_read+0x11/0x20 [ 468.201670] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.206955] ? graph_lock+0x170/0x170 [ 468.210768] ? print_usage_bug+0xc0/0xc0 [ 468.214836] ? graph_lock+0x170/0x170 [ 468.218682] ? graph_lock+0x170/0x170 [ 468.222486] ? __do_page_cache_readahead+0x7ce/0x980 [ 468.227599] ? find_held_lock+0x36/0x1c0 [ 468.231674] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 468.237216] alloc_pages_current+0x10c/0x210 [ 468.241638] ? lock_downgrade+0x900/0x900 [ 468.245800] __page_cache_alloc+0x38f/0x5b0 [ 468.250157] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 468.255960] ? kasan_check_read+0x11/0x20 [ 468.260120] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.265422] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 468.270109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.275652] ? check_preemption_disabled+0x48/0x200 [ 468.280704] filemap_fault+0x1594/0x25f0 [ 468.284790] ? __lock_page_or_retry+0xa00/0xa00 [ 468.289474] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 468.295269] ? kasan_check_read+0x11/0x20 [ 468.299423] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.304701] ? rcu_bh_qs+0xc0/0xc0 [ 468.308248] ? print_usage_bug+0xc0/0xc0 [ 468.312318] ? filemap_map_pages+0xdea/0x1980 [ 468.316820] ? print_usage_bug+0xc0/0xc0 [ 468.320904] ? find_get_pages_range_tag+0x1320/0x1320 [ 468.326101] ? print_usage_bug+0xc0/0xc0 [ 468.330167] ? __lock_acquire+0x7ec/0x4ec0 [ 468.334405] ? graph_lock+0x170/0x170 [ 468.338212] ? __sigqueue_free.part.27+0x7d/0xa0 [ 468.342977] ? __lock_acquire+0x7ec/0x4ec0 [ 468.347230] ? lock_acquire+0x1ed/0x520 [ 468.351210] ? ext4_filemap_fault+0x7a/0xad [ 468.355539] ? lock_release+0x970/0x970 [ 468.359515] ? arch_local_save_flags+0x40/0x40 [ 468.364099] ? mark_held_locks+0x130/0x130 [ 468.368349] ? down_read+0xb0/0x1d0 [ 468.371975] ? ext4_filemap_fault+0x7a/0xad [ 468.376307] ? __down_interruptible+0x700/0x700 [ 468.380976] ? graph_lock+0x170/0x170 [ 468.384778] ? __sigqueue_free.part.27+0x7d/0xa0 [ 468.389554] ext4_filemap_fault+0x82/0xad [ 468.393708] __do_fault+0x100/0x6b0 [ 468.397349] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.402652] ? print_bad_pte+0x6c0/0x6c0 [ 468.406728] ? pmd_val+0x88/0x100 [ 468.410185] ? add_mm_counter_fast+0xd0/0xd0 [ 468.414593] ? pmd_val+0x88/0x100 [ 468.418052] ? add_mm_counter_fast+0xd0/0xd0 [ 468.422465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.428010] __handle_mm_fault+0x3709/0x53e0 [ 468.432440] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 468.437312] ? graph_lock+0x170/0x170 [ 468.441137] ? print_usage_bug+0xc0/0xc0 [ 468.445206] ? graph_lock+0x170/0x170 [ 468.449006] ? graph_lock+0x170/0x170 [ 468.452831] ? handle_mm_fault+0x42a/0xc70 [ 468.457075] ? lock_downgrade+0x900/0x900 [ 468.461223] ? check_preemption_disabled+0x48/0x200 [ 468.466246] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 468.472043] ? kasan_check_read+0x11/0x20 [ 468.476199] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.481479] ? rcu_bh_qs+0xc0/0xc0 [ 468.485024] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 468.490487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.496046] ? check_preemption_disabled+0x48/0x200 [ 468.501101] handle_mm_fault+0x54f/0xc70 [ 468.505176] ? __handle_mm_fault+0x53e0/0x53e0 [ 468.509769] ? find_vma+0x34/0x190 [ 468.513317] __do_page_fault+0x67d/0xed0 [ 468.517389] ? mm_fault_error+0x380/0x380 [ 468.521563] ? syscall_slow_exit_work+0x520/0x520 [ 468.526431] do_page_fault+0xf2/0x7e0 [ 468.530241] ? vmalloc_sync_all+0x30/0x30 [ 468.534400] ? error_entry+0x70/0xd0 [ 468.538129] ? trace_hardirqs_off_caller+0xbb/0x300 [ 468.543160] ? trace_hardirqs_on_caller+0xc0/0x300 [ 468.548124] ? syscall_return_slowpath+0x5e0/0x5e0 [ 468.553069] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 468.557929] ? trace_hardirqs_off+0x300/0x300 [ 468.562429] ? trace_hardirqs_off_caller+0x300/0x300 [ 468.567560] ? prepare_exit_to_usermode+0x291/0x3b0 [ 468.572591] ? page_fault+0x8/0x30 [ 468.576148] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 468.581000] ? page_fault+0x8/0x30 [ 468.584561] page_fault+0x1e/0x30 [ 468.588018] RIP: 0033:0x45db60 [ 468.591213] Code: Bad RIP value. [ 468.594604] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 468.599981] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 468.607260] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 468.614540] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 468.621821] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 468.629130] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 468.636456] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 468.636530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 468.643741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.643747] Call Trace: [ 468.643772] dump_stack+0x1c4/0x2b4 [ 468.643790] ? dump_stack_print_info.cold.2+0x52/0x52 [ 468.643822] warn_alloc.cold.118+0xb7/0x1bd [ 468.650404] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 468.659670] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 468.662228] syz-fuzzer cpuset= [ 468.665877] ? lock_downgrade+0x900/0x900 [ 468.671045] / [ 468.675373] ? trace_hardirqs_off+0xb8/0x300 [ 468.685576] mems_allowed=0 [ 468.690421] ? trace_hardirqs_off+0xb8/0x300 [ 468.711194] __alloc_pages_slowpath+0x2667/0x2d80 [ 468.716081] ? warn_alloc+0x120/0x120 [ 468.719903] ? attach_entity_load_avg+0x860/0x860 [ 468.724767] ? warn_alloc+0x120/0x120 [ 468.728584] ? print_usage_bug+0xc0/0xc0 [ 468.732653] ? warn_alloc+0x120/0x120 [ 468.736465] ? print_usage_bug+0xc0/0xc0 [ 468.740552] ? rb_erase+0x3710/0x3710 [ 468.744370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.749918] ? should_fail+0x22d/0xd01 [ 468.753815] ? find_held_lock+0x36/0x1c0 [ 468.757887] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.763010] ? __lock_acquire+0x7ec/0x4ec0 [ 468.767259] ? should_fail+0x22d/0xd01 [ 468.771155] ? __update_load_avg_blocked_se+0x730/0x730 [ 468.776529] ? mark_held_locks+0x130/0x130 [ 468.780773] ? mark_held_locks+0x130/0x130 [ 468.785016] ? __lock_acquire+0x7ec/0x4ec0 [ 468.789256] ? update_load_avg+0x387/0x2470 [ 468.793589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.799143] ? graph_lock+0x170/0x170 [ 468.802950] ? graph_lock+0x170/0x170 [ 468.806768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.812317] ? check_preemption_disabled+0x48/0x200 [ 468.817333] ? check_preemption_disabled+0x48/0x200 [ 468.822370] ? __lock_is_held+0xb5/0x140 [ 468.826444] __alloc_pages_nodemask+0xa80/0xde0 [ 468.831128] ? graph_lock+0x170/0x170 [ 468.834949] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 468.839977] ? graph_lock+0x170/0x170 [ 468.843805] ? find_held_lock+0x36/0x1c0 [ 468.847890] ? ____cache_alloc_node+0x1c7/0x1e0 [ 468.852572] ? lock_downgrade+0x900/0x900 [ 468.856739] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 468.862294] cache_grow_begin+0x91/0x8c0 [ 468.866370] ? do_raw_spin_unlock+0xa7/0x2f0 [ 468.870808] fallback_alloc+0x203/0x2e0 [ 468.874816] ____cache_alloc_node+0x1c7/0x1e0 [ 468.879340] kmem_cache_alloc+0x1f8/0x730 [ 468.883516] skb_clone+0x1bb/0x500 [ 468.887069] ? finish_task_switch+0x2f5/0x900 [ 468.891578] ? skb_split+0x11e0/0x11e0 [ 468.895505] ? preempt_notifier_register+0x200/0x200 [ 468.900612] ? __switch_to_asm+0x34/0x70 [ 468.904675] ? __switch_to_asm+0x34/0x70 [ 468.908741] ? __switch_to_asm+0x40/0x70 [ 468.912804] ? __switch_to_asm+0x34/0x70 [ 468.916897] ? __switch_to_asm+0x40/0x70 [ 468.920971] ? __switch_to_asm+0x34/0x70 [ 468.925035] ? __switch_to_asm+0x40/0x70 [ 468.929107] ? __switch_to_asm+0x34/0x70 [ 468.933181] ? __switch_to_asm+0x34/0x70 [ 468.937245] ? __switch_to_asm+0x40/0x70 [ 468.941318] ? __switch_to_asm+0x34/0x70 [ 468.945401] bpf_clone_redirect+0xb9/0x490 [ 468.949646] ? __schedule+0x874/0x1ed0 [ 468.954028] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 468.959057] ? __sched_text_start+0x8/0x8 [ 468.963209] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 468.967994] ? find_held_lock+0x36/0x1c0 [ 468.972070] ? lock_acquire+0x1ed/0x520 [ 468.976046] ? bpf_test_run+0x32e/0x5a0 [ 468.980027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.985565] ? check_preemption_disabled+0x48/0x200 [ 468.990586] ? kasan_check_read+0x11/0x20 [ 468.994742] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 469.000029] ? rcu_bh_qs+0xc0/0xc0 [ 469.003580] ? preempt_schedule+0x4d/0x60 [ 469.007755] ? ___preempt_schedule+0x16/0x18 [ 469.012192] ? bpf_test_run+0x1c0/0x5a0 [ 469.016191] ? netlink_diag_dump+0x2a0/0x2a0 [ 469.020618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.026210] ? bpf_test_init.isra.9+0x70/0x100 [ 469.030812] ? bpf_prog_test_run_skb+0x634/0xb40 [ 469.035591] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 469.040442] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 469.045981] ? fput+0x130/0x1a0 [ 469.049264] ? __bpf_prog_get+0x9b/0x290 [ 469.053336] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 469.058179] ? bpf_prog_test_run+0x130/0x1a0 [ 469.062592] ? __x64_sys_bpf+0x3d8/0x510 [ 469.066668] ? bpf_prog_get+0x20/0x20 [ 469.070521] ? do_syscall_64+0x1b9/0x820 [ 469.074585] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 469.079997] ? syscall_return_slowpath+0x5e0/0x5e0 [ 469.084945] ? trace_hardirqs_off+0x300/0x300 [ 469.089442] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 469.094466] ? recalc_sigpending_tsk+0x180/0x180 [ 469.099226] ? kasan_check_write+0x14/0x20 [ 469.103481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.108350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.113750] warn_alloc_show_mem: 1 callbacks suppressed [ 469.113763] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 469.113765] Mem-Info: [ 469.113800] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 469.113800] active_file:18 inactive_file:16 isolated_file:0 [ 469.113800] unevictable:0 dirty:0 writeback:0 unstable:0 [ 469.113800] slab_reclaimable:9758 slab_unreclaimable:1480131 [ 469.113800] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 469.113800] free:13623 free_pcp:186 free_cma:0 [ 469.119162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.126116] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 469.128517] Call Trace: [ 469.161402] Node 0 [ 469.170769] [ 469.198482] 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 [ 469.201046] dump_stack+0x1c4/0x2b4 [ 469.203249] lowmem_reserve[]: 0 [ 469.205412] ? dump_stack_print_info.cold.2+0x52/0x52 [ 469.230900] 2815 6318 [ 469.234562] warn_alloc.cold.118+0xb7/0x1bd [ 469.237799] 6318 [ 469.243001] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 469.245477] Node 0 [ 469.249799] ? lock_downgrade+0x900/0x900 [ 469.251876] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 469.256695] ? trace_hardirqs_off+0xb8/0x300 [ 469.258935] lowmem_reserve[]: [ 469.263087] ? trace_hardirqs_off+0xb8/0x300 [ 469.289605] 0 0 [ 469.294043] __alloc_pages_slowpath+0x2667/0x2d80 [ 469.297110] 3503 3503 [ 469.301558] ? warn_alloc+0x120/0x120 [ 469.308337] ? warn_alloc+0x120/0x120 [ 469.310814] Node 0 [ 469.314614] ? print_usage_bug+0xc0/0xc0 [ 469.318421] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB [ 469.320636] ? warn_alloc+0x120/0x120 [ 469.324658] lowmem_reserve[]: 0 [ 469.353055] ? print_usage_bug+0xc0/0xc0 [ 469.356860] 0 [ 469.360156] ? kasan_check_write+0x14/0x20 [ 469.364192] 0 0 [ 469.366012] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 469.372194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.377970] Node 0 DMA: [ 469.383524] ? should_fail+0x22d/0xd01 [ 469.383542] ? print_usage_bug+0xc0/0xc0 [ 469.386194] 1*4kB [ 469.390080] ? print_usage_bug+0xc0/0xc0 [ 469.394112] (U) 0*8kB [ 469.396276] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.400311] 0*16kB 1*32kB [ 469.402817] ? __lock_acquire+0x7ec/0x4ec0 [ 469.407892] (U) 2*64kB [ 469.410841] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.415051] (U) 1*128kB [ 469.417654] ? should_fail+0x22d/0xd01 [ 469.422736] (U) [ 469.425423] ? mark_held_locks+0x130/0x130 [ 469.429331] 1*256kB (U) [ 469.431332] ? mark_held_locks+0x130/0x130 [ 469.435548] 0*512kB 1*1024kB [ 469.438242] ? print_usage_bug+0xc0/0xc0 [ 469.442458] (U) [ 469.445575] ? __lock_acquire+0x7ec/0x4ec0 [ 469.449612] 1*2048kB (M) 3*4096kB [ 469.451630] ? graph_lock+0x170/0x170 [ 469.455824] (M) = 15908kB [ 469.459383] ? mark_held_locks+0x130/0x130 [ 469.463163] Node 0 [ 469.465921] ? mark_held_locks+0x130/0x130 [ 469.470138] DMA32: [ 469.472384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.476599] 4*4kB [ 469.478840] ? check_preemption_disabled+0x48/0x200 [ 469.484356] (UM) 3*8kB [ 469.486516] ? check_preemption_disabled+0x48/0x200 [ 469.491504] (UM) 1*16kB [ 469.494108] ? __lock_is_held+0xb5/0x140 [ 469.499080] (M) 2*32kB [ 469.501790] __alloc_pages_nodemask+0xa80/0xde0 [ 469.505826] (UM) [ 469.508416] ? graph_lock+0x170/0x170 [ 469.513054] 2*64kB (M) [ 469.515130] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 469.518909] 4*128kB (UM) [ 469.521505] ? graph_lock+0x170/0x170 [ 469.526492] 2*256kB (M) [ 469.529277] ? find_held_lock+0x36/0x1c0 [ 469.533040] 4*512kB (UM) [ 469.535733] ? ____cache_alloc_node+0x1c7/0x1e0 [ 469.539759] 3*1024kB (M) [ 469.542534] ? lock_downgrade+0x900/0x900 [ 469.547171] 3*2048kB (M) [ 469.549945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.554058] 3*4096kB (M) [ 469.556830] cache_grow_begin+0x91/0x8c0 [ 469.562342] = 24824kB [ 469.562354] Node 0 [ 469.565126] ? do_raw_spin_unlock+0xa7/0x2f0 [ 469.569168] Normal: 2044*4kB [ 469.571710] fallback_alloc+0x203/0x2e0 [ 469.573921] (UMEH) [ 469.578376] ____cache_alloc_node+0x1c7/0x1e0 [ 469.581455] 226*8kB (UMEH) [ 469.585457] kmem_cache_alloc_node+0xe3/0x730 [ 469.587663] 46*16kB (UME) [ 469.592429] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 469.595340] 28*32kB [ 469.599834] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 469.602666] (UME) [ 469.607774] __alloc_skb+0x119/0x770 [ 469.610065] 10*64kB (UME) [ 469.614662] ? calc_wheel_index+0x220/0x220 [ 469.616787] 4*128kB (UM) [ 469.620508] ? skb_scrub_packet+0x490/0x490 [ 469.623333] 0*256kB [ 469.627652] ? lock_acquire+0x1ed/0x520 [ 469.630396] 2*512kB (U) [ 469.634722] ? aoecmd_cfg+0x108/0x7f0 [ 469.637020] 0*1024kB 0*2048kB [ 469.641003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.643647] 0*4096kB = 13792kB [ 469.647489] ? check_preemption_disabled+0x48/0x200 [ 469.650669] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 469.656197] ? kasan_check_read+0x11/0x20 [ 469.659375] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 469.664390] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 469.673209] 413 total pagecache pages [ 469.677373] ? rcu_bh_qs+0xc0/0xc0 [ 469.685932] 0 pages in swap cache [ 469.691217] new_skb+0x26/0x1c0 [ 469.694993] Swap cache stats: add 0, delete 0, find 0/0 [ 469.695004] Free swap = 0kB [ 469.698555] aoecmd_cfg+0x279/0x7f0 [ 469.701983] Total swap = 0kB [ 469.701993] 1965979 pages RAM [ 469.705283] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 469.710618] 0 pages HighMem/MovableOnly [ 469.710652] 343323 pages reserved [ 469.713689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.717293] 0 pages cma reserved [ 469.719398] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 469.720329] ? check_preemption_disabled+0x48/0x200 [ 469.723421] syz-executor3 cpuset= [ 469.727748] ? check_preemption_disabled+0x48/0x200 [ 469.731699] syz3 [ 469.735164] ? __lock_is_held+0xb5/0x140 [ 469.740670] mems_allowed=0 [ 469.776931] discover_timer+0x50/0x60 [ 469.780741] call_timer_fn+0x272/0x920 [ 469.784645] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 469.789502] ? process_timeout+0x40/0x40 [ 469.793570] ? find_held_lock+0x36/0x1c0 [ 469.797657] ? mark_held_locks+0xc7/0x130 [ 469.801820] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.806326] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.810832] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 469.815705] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 469.820312] ? trace_hardirqs_on+0xbd/0x310 [ 469.824647] ? kasan_check_read+0x11/0x20 [ 469.828812] ? __run_timers+0x7da/0xc70 [ 469.832805] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 469.838285] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 469.843139] __run_timers+0x7e5/0xc70 [ 469.846964] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 469.852337] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 469.857361] ? graph_lock+0x170/0x170 [ 469.861170] ? print_usage_bug+0xc0/0xc0 [ 469.865230] ? lock_release+0x970/0x970 [ 469.869210] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 469.874412] ? find_held_lock+0x36/0x1c0 [ 469.878483] ? graph_lock+0x170/0x170 [ 469.882290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.887827] ? check_preemption_disabled+0x48/0x200 [ 469.892873] ? __lock_is_held+0xb5/0x140 [ 469.896941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.902478] ? check_preemption_disabled+0x48/0x200 [ 469.907510] run_timer_softirq+0x52/0xb0 [ 469.911574] ? rcu_read_lock_sched_held+0x108/0x120 [ 469.916597] __do_softirq+0x30b/0xad8 [ 469.920422] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 469.925534] ? pvclock_read_flags+0x160/0x160 [ 469.930036] ? lapic_next_event+0x5a/0x90 [ 469.934192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.939730] ? check_preemption_disabled+0x48/0x200 [ 469.944745] ? check_preemption_disabled+0x48/0x200 [ 469.949770] ? kvm_clock_read+0x18/0x30 [ 469.953748] ? kvm_sched_clock_read+0x9/0x20 [ 469.958164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.963708] ? check_preemption_disabled+0x48/0x200 [ 469.968740] irq_exit+0x17f/0x1c0 [ 469.972207] smp_apic_timer_interrupt+0x1cb/0x760 [ 469.977053] ? smp_reschedule_interrupt+0x109/0x650 [ 469.982073] ? smp_call_function_single_interrupt+0x650/0x650 [ 469.987962] ? interrupt_entry+0xb5/0xf0 [ 469.992030] ? trace_hardirqs_off_caller+0xbb/0x300 [ 469.997045] ? trace_hardirqs_off_caller+0xbb/0x300 [ 470.002070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.006916] ? trace_hardirqs_off+0x300/0x300 [ 470.011410] ? trace_hardirqs_off+0x300/0x300 [ 470.015914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.021456] ? check_preemption_disabled+0x48/0x200 [ 470.026477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.032029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.036900] apic_timer_interrupt+0xf/0x20 [ 470.041133] [ 470.043375] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 470.049349] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 470.068721] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 470.076435] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 470.083705] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 470.090973] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 470.098240] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 470.105506] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 470.112827] cgroup_file_notify+0x226/0x2f0 [ 470.117882] ? cgroup_procs_write_finish+0xf0/0xf0 [ 470.122818] ? print_usage_bug+0xc0/0xc0 [ 470.126898] ? find_held_lock+0x36/0x1c0 [ 470.130993] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.136538] shrink_node+0x5e1/0x16b0 [ 470.140341] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 470.145658] ? shrink_node_memcg+0x18e0/0x18e0 [ 470.150250] ? kvm_clock_read+0x18/0x30 [ 470.154225] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 470.159253] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 470.163751] ? kasan_check_write+0x14/0x20 [ 470.167988] ? do_raw_spin_lock+0xc1/0x200 [ 470.172225] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 470.177768] ? __cpuset_node_allowed+0x19b/0x660 [ 470.182528] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 470.188243] ? delayacct_end+0x5a/0x100 [ 470.192232] do_try_to_free_pages+0x3e7/0x1290 [ 470.196835] ? shrink_node+0x16b0/0x16b0 [ 470.200911] ? __lock_is_held+0xb5/0x140 [ 470.204989] try_to_free_pages+0x4d0/0xb90 [ 470.209232] ? do_try_to_free_pages+0x1290/0x1290 [ 470.214076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.219635] ? lock_acquire+0x1ed/0x520 [ 470.223614] ? set_page_refcounted+0x280/0x280 [ 470.228214] ? lock_release+0x970/0x970 [ 470.232203] ? ___might_sleep+0x1ed/0x300 [ 470.236356] ? arch_local_save_flags+0x40/0x40 [ 470.240957] __alloc_pages_slowpath+0x993/0x2d80 [ 470.245749] ? warn_alloc+0x120/0x120 [ 470.249555] ? __radix_tree_lookup+0x4c0/0x4c0 [ 470.254169] ? find_get_entry+0x2f2/0xc40 [ 470.258329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.263875] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 470.268810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.274358] ? should_fail+0x22d/0xd01 [ 470.278253] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.283365] ? __lock_is_held+0xb5/0x140 [ 470.287460] ? __lock_is_held+0xb5/0x140 [ 470.291532] ? __lock_acquire+0x7ec/0x4ec0 [ 470.295771] ? ___might_sleep+0x1ed/0x300 [ 470.299923] ? lock_release+0x970/0x970 [ 470.303903] ? arch_local_save_flags+0x40/0x40 [ 470.308503] ? __might_sleep+0x95/0x190 [ 470.312490] __alloc_pages_nodemask+0xa80/0xde0 [ 470.317169] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 470.322194] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 470.327995] ? kasan_check_read+0x11/0x20 [ 470.332145] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 470.337431] ? graph_lock+0x170/0x170 [ 470.341247] ? print_usage_bug+0xc0/0xc0 [ 470.345312] ? graph_lock+0x170/0x170 [ 470.349113] ? graph_lock+0x170/0x170 [ 470.352918] ? __do_page_cache_readahead+0x7ce/0x980 [ 470.358029] ? find_held_lock+0x36/0x1c0 [ 470.362101] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 470.367651] alloc_pages_current+0x10c/0x210 [ 470.372067] ? lock_downgrade+0x900/0x900 [ 470.376239] __page_cache_alloc+0x38f/0x5b0 [ 470.380570] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 470.386365] ? kasan_check_read+0x11/0x20 [ 470.390517] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 470.395802] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 470.400506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.406045] ? check_preemption_disabled+0x48/0x200 [ 470.411076] filemap_fault+0x1594/0x25f0 [ 470.415154] ? __lock_page_or_retry+0xa00/0xa00 [ 470.419825] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 470.425635] ? kasan_check_read+0x11/0x20 [ 470.429787] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 470.435067] ? rcu_bh_qs+0xc0/0xc0 [ 470.438619] ? print_usage_bug+0xc0/0xc0 [ 470.442700] ? filemap_map_pages+0xdea/0x1980 [ 470.447212] ? print_usage_bug+0xc0/0xc0 [ 470.451288] ? find_get_pages_range_tag+0x1320/0x1320 [ 470.456577] ? print_usage_bug+0xc0/0xc0 [ 470.460644] ? __lock_acquire+0x7ec/0x4ec0 [ 470.464885] ? graph_lock+0x170/0x170 [ 470.468689] ? __sigqueue_free.part.27+0x7d/0xa0 [ 470.473453] ? __lock_acquire+0x7ec/0x4ec0 [ 470.477708] ? lock_acquire+0x1ed/0x520 [ 470.481688] ? ext4_filemap_fault+0x7a/0xad [ 470.486020] ? lock_release+0x970/0x970 [ 470.489998] ? arch_local_save_flags+0x40/0x40 [ 470.494586] ? mark_held_locks+0x130/0x130 [ 470.498837] ? down_read+0xb0/0x1d0 [ 470.502476] ? ext4_filemap_fault+0x7a/0xad [ 470.506804] ? __down_interruptible+0x700/0x700 [ 470.511497] ? graph_lock+0x170/0x170 [ 470.515304] ? __sigqueue_free.part.27+0x7d/0xa0 [ 470.520077] ext4_filemap_fault+0x82/0xad [ 470.524232] __do_fault+0x100/0x6b0 [ 470.527873] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 470.533160] ? print_bad_pte+0x6c0/0x6c0 [ 470.537234] ? pmd_val+0x88/0x100 [ 470.540696] ? add_mm_counter_fast+0xd0/0xd0 [ 470.545108] ? pmd_val+0x88/0x100 [ 470.548562] ? add_mm_counter_fast+0xd0/0xd0 [ 470.552989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.558535] __handle_mm_fault+0x3709/0x53e0 [ 470.562958] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 470.567803] ? graph_lock+0x170/0x170 [ 470.571612] ? print_usage_bug+0xc0/0xc0 [ 470.575687] ? graph_lock+0x170/0x170 [ 470.579494] ? graph_lock+0x170/0x170 [ 470.583323] ? handle_mm_fault+0x42a/0xc70 [ 470.587561] ? lock_downgrade+0x900/0x900 [ 470.591708] ? check_preemption_disabled+0x48/0x200 [ 470.596736] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 470.602533] ? kasan_check_read+0x11/0x20 [ 470.606687] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 470.611977] ? rcu_bh_qs+0xc0/0xc0 [ 470.615521] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 470.620983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.626528] ? check_preemption_disabled+0x48/0x200 [ 470.631567] handle_mm_fault+0x54f/0xc70 [ 470.635670] ? __handle_mm_fault+0x53e0/0x53e0 [ 470.640265] ? find_vma+0x34/0x190 [ 470.643816] __do_page_fault+0x67d/0xed0 [ 470.647903] ? mm_fault_error+0x380/0x380 [ 470.652064] ? syscall_slow_exit_work+0x520/0x520 [ 470.656919] do_page_fault+0xf2/0x7e0 [ 470.660726] ? vmalloc_sync_all+0x30/0x30 [ 470.664890] ? error_entry+0x70/0xd0 [ 470.668620] ? trace_hardirqs_off_caller+0xbb/0x300 [ 470.673648] ? trace_hardirqs_on_caller+0xc0/0x300 [ 470.678580] ? syscall_return_slowpath+0x5e0/0x5e0 [ 470.683512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.688360] ? trace_hardirqs_off+0x300/0x300 [ 470.692866] ? trace_hardirqs_off_caller+0x300/0x300 [ 470.697991] ? prepare_exit_to_usermode+0x291/0x3b0 [ 470.703013] ? page_fault+0x8/0x30 [ 470.706566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.711422] ? page_fault+0x8/0x30 [ 470.714970] page_fault+0x1e/0x30 [ 470.718422] RIP: 0033:0x45db60 [ 470.721625] Code: Bad RIP value. [ 470.724990] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 470.730356] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 470.737635] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 470.744903] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 470.752171] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 470.759439] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 470.766743] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 470.766815] aoe: skb alloc failure [ 470.774032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.774039] Call Trace: [ 470.774063] dump_stack+0x1c4/0x2b4 [ 470.774083] ? dump_stack_print_info.cold.2+0x52/0x52 [ 470.774113] warn_alloc.cold.118+0xb7/0x1bd [ 470.777664] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 470.786990] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 470.789550] syz-fuzzer cpuset= [ 470.793179] ? lock_downgrade+0x900/0x900 [ 470.798343] / [ 470.802666] ? trace_hardirqs_off+0xb8/0x300 [ 470.812871] mems_allowed=0 [ 470.817716] ? trace_hardirqs_off+0xb8/0x300 [ 470.838454] __alloc_pages_slowpath+0x2667/0x2d80 [ 470.843339] ? warn_alloc+0x120/0x120 [ 470.847157] ? attach_entity_load_avg+0x860/0x860 [ 470.852004] ? warn_alloc+0x120/0x120 [ 470.855813] ? print_usage_bug+0xc0/0xc0 [ 470.859887] ? warn_alloc+0x120/0x120 [ 470.863694] ? print_usage_bug+0xc0/0xc0 [ 470.867761] ? rb_erase+0x3710/0x3710 [ 470.871573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.877115] ? should_fail+0x22d/0xd01 [ 470.881012] ? find_held_lock+0x36/0x1c0 [ 470.885081] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 470.890192] ? __lock_acquire+0x7ec/0x4ec0 [ 470.894442] ? should_fail+0x22d/0xd01 [ 470.898333] ? __update_load_avg_blocked_se+0x730/0x730 [ 470.903714] ? mark_held_locks+0x130/0x130 [ 470.907961] ? mark_held_locks+0x130/0x130 [ 470.912203] ? __lock_acquire+0x7ec/0x4ec0 [ 470.916444] ? update_load_avg+0x387/0x2470 [ 470.920771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.926315] ? graph_lock+0x170/0x170 [ 470.930117] ? graph_lock+0x170/0x170 [ 470.933934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.939473] ? check_preemption_disabled+0x48/0x200 [ 470.944514] ? check_preemption_disabled+0x48/0x200 [ 470.949572] ? __lock_is_held+0xb5/0x140 [ 470.954111] __alloc_pages_nodemask+0xa80/0xde0 [ 470.958802] ? graph_lock+0x170/0x170 [ 470.962615] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 470.967629] ? graph_lock+0x170/0x170 [ 470.971446] ? find_held_lock+0x36/0x1c0 [ 470.975523] ? ____cache_alloc_node+0x1c7/0x1e0 [ 470.980197] ? lock_downgrade+0x900/0x900 [ 470.984357] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 470.989908] cache_grow_begin+0x91/0x8c0 [ 470.993976] ? do_raw_spin_unlock+0xa7/0x2f0 [ 470.998402] fallback_alloc+0x203/0x2e0 [ 471.002395] ____cache_alloc_node+0x1c7/0x1e0 [ 471.006907] kmem_cache_alloc+0x1f8/0x730 [ 471.011077] skb_clone+0x1bb/0x500 [ 471.014628] ? finish_task_switch+0x2f5/0x900 [ 471.019141] ? skb_split+0x11e0/0x11e0 [ 471.023037] ? preempt_notifier_register+0x200/0x200 [ 471.028150] ? __switch_to_asm+0x34/0x70 [ 471.032223] ? __switch_to_asm+0x34/0x70 [ 471.036283] ? __switch_to_asm+0x40/0x70 [ 471.040347] ? __switch_to_asm+0x34/0x70 [ 471.044406] ? __switch_to_asm+0x40/0x70 [ 471.048469] ? __switch_to_asm+0x34/0x70 [ 471.052529] ? __switch_to_asm+0x40/0x70 [ 471.056615] ? __switch_to_asm+0x34/0x70 [ 471.060695] ? __switch_to_asm+0x34/0x70 [ 471.064777] ? __switch_to_asm+0x40/0x70 [ 471.068868] ? __switch_to_asm+0x34/0x70 [ 471.072955] bpf_clone_redirect+0xb9/0x490 [ 471.077198] ? __schedule+0x874/0x1ed0 [ 471.081107] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 471.086143] ? __sched_text_start+0x8/0x8 [ 471.090296] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 471.095069] ? find_held_lock+0x36/0x1c0 [ 471.099152] ? lock_acquire+0x1ed/0x520 [ 471.103136] ? bpf_test_run+0x32e/0x5a0 [ 471.107127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.112674] ? check_preemption_disabled+0x48/0x200 [ 471.117712] ? kasan_check_read+0x11/0x20 [ 471.121878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 471.127167] ? rcu_bh_qs+0xc0/0xc0 [ 471.130720] ? preempt_schedule+0x4d/0x60 [ 471.134885] ? ___preempt_schedule+0x16/0x18 [ 471.139325] ? bpf_test_run+0x1c0/0x5a0 [ 471.143318] ? netlink_diag_dump+0x2a0/0x2a0 [ 471.147737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.153277] ? bpf_test_init.isra.9+0x70/0x100 [ 471.157879] ? bpf_prog_test_run_skb+0x634/0xb40 [ 471.162651] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 471.167507] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 471.173051] ? fput+0x130/0x1a0 [ 471.176342] ? __bpf_prog_get+0x9b/0x290 [ 471.180414] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 471.185256] ? bpf_prog_test_run+0x130/0x1a0 [ 471.189692] ? __x64_sys_bpf+0x3d8/0x510 [ 471.193759] ? bpf_prog_get+0x20/0x20 [ 471.197587] ? do_syscall_64+0x1b9/0x820 [ 471.201656] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 471.207028] ? syscall_return_slowpath+0x5e0/0x5e0 [ 471.211965] ? trace_hardirqs_off+0x300/0x300 [ 471.216466] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 471.221490] ? recalc_sigpending_tsk+0x180/0x180 [ 471.226248] ? kasan_check_write+0x14/0x20 [ 471.230495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 471.235354] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 471.240743] warn_alloc_show_mem: 1 callbacks suppressed [ 471.240756] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 471.240759] Mem-Info: [ 471.240794] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 471.240794] active_file:18 inactive_file:16 isolated_file:0 [ 471.240794] unevictable:0 dirty:0 writeback:0 unstable:0 [ 471.240794] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 471.240794] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 471.240794] free:13631 free_pcp:197 free_cma:0 [ 471.246130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.246141] Call Trace: [ 471.253083] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 471.255486] [ 471.288365] Node 0 [ 471.297740] dump_stack+0x1c4/0x2b4 [ 471.300333] 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 [ 471.327996] ? dump_stack_print_info.cold.2+0x52/0x52 [ 471.330128] lowmem_reserve[]: [ 471.332380] warn_alloc.cold.118+0xb7/0x1bd [ 471.335975] 0 [ 471.361497] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 471.366671] 2815 6318 [ 471.369791] ? lock_downgrade+0x900/0x900 [ 471.374081] 6318 [ 471.375901] ? trace_hardirqs_off+0xb8/0x300 [ 471.380713] Node 0 [ 471.383217] ? trace_hardirqs_off+0xb8/0x300 [ 471.387365] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 471.389403] __alloc_pages_slowpath+0x2667/0x2d80 [ 471.393779] lowmem_reserve[]: 0 [ 471.396059] ? warn_alloc+0x120/0x120 [ 471.400408] 0 3503 [ 471.426984] ? __lock_acquire+0x7ec/0x4ec0 [ 471.431808] 3503 [ 471.435090] ? warn_alloc+0x120/0x120 [ 471.438872] Node 0 [ 471.441117] ? print_usage_bug+0xc0/0xc0 [ 471.445367] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 471.447401] ? warn_alloc+0x120/0x120 [ 471.451174] lowmem_reserve[]: 0 [ 471.453421] ? print_usage_bug+0xc0/0xc0 [ 471.457453] 0 0 [ 471.485861] ? mark_held_locks+0x130/0x130 [ 471.491558] 0 [ 471.494853] ? mark_held_locks+0x130/0x130 [ 471.500879] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.505088] Node 0 [ 471.506899] ? should_fail+0x22d/0xd01 [ 471.511098] DMA: 1*4kB [ 471.516659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.518871] (U) 0*8kB [ 471.522773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 471.525340] 0*16kB [ 471.530884] ? __lock_acquire+0x7ec/0x4ec0 [ 471.533357] 1*32kB (U) [ 471.538478] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 471.540698] 2*64kB [ 471.544931] ? should_fail+0x22d/0xd01 [ 471.547486] (U) 1*128kB [ 471.552863] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 471.552893] ? mark_held_locks+0x130/0x130 [ 471.555103] (U) [ 471.558988] ? mark_held_locks+0x130/0x130 [ 471.561632] 1*256kB (U) [ 471.567177] ? graph_lock+0x170/0x170 [ 471.571384] 0*512kB 1*1024kB [ 471.573373] ? graph_lock+0x170/0x170 [ 471.577579] (U) 1*2048kB [ 471.580265] ? print_usage_bug+0xc0/0xc0 [ 471.584035] (M) 3*4096kB [ 471.587156] ? do_raw_spin_unlock+0xa7/0x2f0 [ 471.590925] (M) = 15908kB [ 471.593702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.597739] Node 0 [ 471.600498] ? check_preemption_disabled+0x48/0x200 [ 471.604887] DMA32: [ 471.607655] ? check_preemption_disabled+0x48/0x200 [ 471.613170] 4*4kB [ 471.615419] ? __lock_is_held+0xb5/0x140 [ 471.620394] (UM) 3*8kB [ 471.622652] __alloc_pages_nodemask+0xa80/0xde0 [ 471.627631] (UM) 1*16kB [ 471.629793] ? graph_lock+0x170/0x170 [ 471.633831] (M) [ 471.636432] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 471.641075] 2*32kB [ 471.643793] ? graph_lock+0x170/0x170 [ 471.647567] (UM) [ 471.649553] ? find_held_lock+0x36/0x1c0 [ 471.654534] 2*64kB (M) [ 471.656789] ? ____cache_alloc_node+0x1c7/0x1e0 [ 471.660560] 4*128kB [ 471.662628] ? lock_downgrade+0x900/0x900 [ 471.666657] (UM) 2*256kB [ 471.669263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.673896] (M) 4*512kB [ 471.676238] cache_grow_begin+0x91/0x8c0 [ 471.680350] (UM) 3*1024kB [ 471.683119] ? do_raw_spin_unlock+0xa7/0x2f0 [ 471.688630] (M) 3*2048kB [ 471.691319] fallback_alloc+0x203/0x2e0 [ 471.695352] (M) [ 471.698205] ____cache_alloc_node+0x1c7/0x1e0 [ 471.702585] 3*4096kB [ 471.705350] kmem_cache_alloc_node+0xe3/0x730 [ 471.709296] (M) [ 471.711280] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 471.715749] = 24824kB [ 471.715759] Node 0 [ 471.718169] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 471.722634] Normal: 2044*4kB [ 471.724636] __alloc_skb+0x119/0x770 [ 471.729735] (UMEH) [ 471.732151] ? calc_wheel_index+0x220/0x220 [ 471.734356] 226*8kB (UMEH) [ 471.738948] ? skb_scrub_packet+0x490/0x490 [ 471.742028] 46*16kB (UME) [ 471.745766] ? vprintk_default+0x28/0x30 [ 471.747976] 28*32kB [ 471.752303] ? vprintk_func+0x85/0x181 [ 471.755219] (UME) [ 471.759550] ? printk+0xa7/0xcf [ 471.762368] 10*64kB (UME) [ 471.766446] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 471.768742] 4*128kB (UM) [ 471.772655] new_skb+0x26/0x1c0 [ 471.774768] 0*256kB 2*512kB [ 471.778061] aoecmd_cfg+0x279/0x7f0 [ 471.780883] (U) [ 471.785646] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 471.788379] 0*1024kB [ 471.791662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.794652] 0*2048kB 0*4096kB [ 471.798289] ? check_preemption_disabled+0x48/0x200 [ 471.800242] = 13792kB [ 471.804565] ? check_preemption_disabled+0x48/0x200 [ 471.806992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 471.812535] ? __lock_is_held+0xb5/0x140 [ 471.815693] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 471.815704] 413 total pagecache pages [ 471.820726] discover_timer+0x50/0x60 [ 471.823117] 0 pages in swap cache [ 471.828148] call_timer_fn+0x272/0x920 [ 471.836971] Swap cache stats: add 0, delete 0, find 0/0 [ 471.836981] Free swap = 0kB [ 471.841046] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 471.849602] Total swap = 0kB [ 471.853416] ? process_timeout+0x40/0x40 [ 471.857193] 1965979 pages RAM [ 471.860654] ? find_held_lock+0x36/0x1c0 [ 471.864511] 0 pages HighMem/MovableOnly [ 471.864522] 343323 pages reserved [ 471.869895] ? mark_held_locks+0xc7/0x130 [ 471.872881] 0 pages cma reserved [ 471.877722] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.880840] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 471.884772] ? _raw_spin_unlock_irq+0x27/0x80 [ 471.887867] syz-executor3 cpuset= [ 471.891966] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 471.895918] syz3 [ 471.899371] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 471.903499] mems_allowed=0 [ 471.906867] ? trace_hardirqs_on+0xbd/0x310 [ 471.948324] ? kasan_check_read+0x11/0x20 [ 471.952488] ? __run_timers+0x7da/0xc70 [ 471.956474] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 471.961951] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 471.966809] __run_timers+0x7e5/0xc70 [ 471.970643] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 471.976019] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 471.981044] ? graph_lock+0x170/0x170 [ 471.984869] ? print_usage_bug+0xc0/0xc0 [ 471.988941] ? lock_release+0x970/0x970 [ 471.992930] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 471.998140] ? find_held_lock+0x36/0x1c0 [ 472.002216] ? graph_lock+0x170/0x170 [ 472.006034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.011584] ? check_preemption_disabled+0x48/0x200 [ 472.016639] ? __lock_is_held+0xb5/0x140 [ 472.020716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.026290] ? check_preemption_disabled+0x48/0x200 [ 472.031344] run_timer_softirq+0x52/0xb0 [ 472.035422] ? rcu_read_lock_sched_held+0x108/0x120 [ 472.040460] __do_softirq+0x30b/0xad8 [ 472.044291] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 472.049425] ? pvclock_read_flags+0x160/0x160 [ 472.053945] ? lapic_next_event+0x5a/0x90 [ 472.058110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.064130] ? check_preemption_disabled+0x48/0x200 [ 472.069158] ? check_preemption_disabled+0x48/0x200 [ 472.074197] ? kvm_clock_read+0x18/0x30 [ 472.078183] ? kvm_sched_clock_read+0x9/0x20 [ 472.082951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.088500] ? check_preemption_disabled+0x48/0x200 [ 472.093537] irq_exit+0x17f/0x1c0 [ 472.096999] smp_apic_timer_interrupt+0x1cb/0x760 [ 472.101856] ? smp_reschedule_interrupt+0x109/0x650 [ 472.106886] ? smp_call_function_single_interrupt+0x650/0x650 [ 472.112784] ? interrupt_entry+0xb5/0xf0 [ 472.116867] ? trace_hardirqs_off_caller+0xbb/0x300 [ 472.122669] ? trace_hardirqs_off_caller+0xbb/0x300 [ 472.127706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 472.132568] ? trace_hardirqs_off+0x300/0x300 [ 472.137073] ? trace_hardirqs_off+0x300/0x300 [ 472.141600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.147151] ? check_preemption_disabled+0x48/0x200 [ 472.152174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.157735] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 472.162603] apic_timer_interrupt+0xf/0x20 [ 472.166840] [ 472.169098] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 472.174820] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 472.193739] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 472.201460] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 472.208732] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 472.216006] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 472.223279] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 472.230549] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 472.237869] cgroup_file_notify+0x226/0x2f0 [ 472.242204] ? cgroup_procs_write_finish+0xf0/0xf0 [ 472.247137] ? print_usage_bug+0xc0/0xc0 [ 472.251211] ? find_held_lock+0x36/0x1c0 [ 472.255275] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.260829] shrink_node+0x5e1/0x16b0 [ 472.264676] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 472.270001] ? shrink_node_memcg+0x18e0/0x18e0 [ 472.274608] ? kvm_clock_read+0x18/0x30 [ 472.278709] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 472.283748] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 472.288245] ? kasan_check_write+0x14/0x20 [ 472.292489] ? do_raw_spin_lock+0xc1/0x200 [ 472.296733] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 472.302280] ? __cpuset_node_allowed+0x19b/0x660 [ 472.307046] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 472.312779] ? delayacct_end+0x5a/0x100 [ 472.316782] do_try_to_free_pages+0x3e7/0x1290 [ 472.321403] ? shrink_node+0x16b0/0x16b0 [ 472.325491] ? __lock_is_held+0xb5/0x140 [ 472.329592] try_to_free_pages+0x4d0/0xb90 [ 472.333857] ? do_try_to_free_pages+0x1290/0x1290 [ 472.338705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.344262] ? lock_acquire+0x1ed/0x520 [ 472.348239] ? set_page_refcounted+0x280/0x280 [ 472.352830] ? lock_release+0x970/0x970 [ 472.356821] ? ___might_sleep+0x1ed/0x300 [ 472.360982] ? arch_local_save_flags+0x40/0x40 [ 472.365581] __alloc_pages_slowpath+0x993/0x2d80 [ 472.370374] ? warn_alloc+0x120/0x120 [ 472.374180] ? __radix_tree_lookup+0x4c0/0x4c0 [ 472.378782] ? find_get_entry+0x2f2/0xc40 [ 472.382945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.388494] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 472.393436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.398982] ? should_fail+0x22d/0xd01 [ 472.402884] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 472.408018] ? __lock_is_held+0xb5/0x140 [ 472.412115] ? __lock_is_held+0xb5/0x140 [ 472.416190] ? __lock_acquire+0x7ec/0x4ec0 [ 472.420433] ? ___might_sleep+0x1ed/0x300 [ 472.424580] ? lock_release+0x970/0x970 [ 472.428561] ? arch_local_save_flags+0x40/0x40 [ 472.433163] ? __might_sleep+0x95/0x190 [ 472.437152] __alloc_pages_nodemask+0xa80/0xde0 [ 472.441834] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 472.446879] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 472.452685] ? kasan_check_read+0x11/0x20 [ 472.456858] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 472.462157] ? graph_lock+0x170/0x170 [ 472.465967] ? print_usage_bug+0xc0/0xc0 [ 472.470036] ? graph_lock+0x170/0x170 [ 472.473838] ? graph_lock+0x170/0x170 [ 472.477655] ? __do_page_cache_readahead+0x7ce/0x980 [ 472.482770] ? find_held_lock+0x36/0x1c0 [ 472.486842] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 472.492399] alloc_pages_current+0x10c/0x210 [ 472.496809] ? lock_downgrade+0x900/0x900 [ 472.500972] __page_cache_alloc+0x38f/0x5b0 [ 472.505296] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 472.511095] ? kasan_check_read+0x11/0x20 [ 472.515446] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 472.520732] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 472.525971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.531534] ? check_preemption_disabled+0x48/0x200 [ 472.536568] filemap_fault+0x1594/0x25f0 [ 472.540657] ? __lock_page_or_retry+0xa00/0xa00 [ 472.545339] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 472.551147] ? kasan_check_read+0x11/0x20 [ 472.555320] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 472.560608] ? rcu_bh_qs+0xc0/0xc0 [ 472.564338] ? print_usage_bug+0xc0/0xc0 [ 472.568413] ? filemap_map_pages+0xdea/0x1980 [ 472.572920] ? print_usage_bug+0xc0/0xc0 [ 472.576995] ? find_get_pages_range_tag+0x1320/0x1320 [ 472.582364] ? print_usage_bug+0xc0/0xc0 [ 472.586439] ? __lock_acquire+0x7ec/0x4ec0 [ 472.590690] ? graph_lock+0x170/0x170 [ 472.594511] ? __sigqueue_free.part.27+0x7d/0xa0 [ 472.599295] ? __lock_acquire+0x7ec/0x4ec0 [ 472.603587] ? lock_acquire+0x1ed/0x520 [ 472.607674] ? ext4_filemap_fault+0x7a/0xad [ 472.612022] ? lock_release+0x970/0x970 [ 472.616015] ? arch_local_save_flags+0x40/0x40 [ 472.620618] ? mark_held_locks+0x130/0x130 [ 472.624893] ? down_read+0xb0/0x1d0 [ 472.628532] ? ext4_filemap_fault+0x7a/0xad [ 472.633132] ? __down_interruptible+0x700/0x700 [ 472.638062] ? graph_lock+0x170/0x170 [ 472.642086] ? __sigqueue_free.part.27+0x7d/0xa0 [ 472.646868] ext4_filemap_fault+0x82/0xad [ 472.651040] __do_fault+0x100/0x6b0 [ 472.654675] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 472.659962] ? print_bad_pte+0x6c0/0x6c0 [ 472.664033] ? pmd_val+0x88/0x100 [ 472.667488] ? add_mm_counter_fast+0xd0/0xd0 [ 472.671901] ? pmd_val+0x88/0x100 [ 472.675362] ? add_mm_counter_fast+0xd0/0xd0 [ 472.679779] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.685329] __handle_mm_fault+0x3709/0x53e0 [ 472.689754] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 472.694601] ? graph_lock+0x170/0x170 [ 472.698425] ? print_usage_bug+0xc0/0xc0 [ 472.702741] ? graph_lock+0x170/0x170 [ 472.706542] ? graph_lock+0x170/0x170 [ 472.711012] ? handle_mm_fault+0x42a/0xc70 [ 472.715249] ? lock_downgrade+0x900/0x900 [ 472.719395] ? check_preemption_disabled+0x48/0x200 [ 472.724418] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 472.730212] ? kasan_check_read+0x11/0x20 [ 472.734368] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 472.739650] ? rcu_bh_qs+0xc0/0xc0 [ 472.743190] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 472.748652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.754191] ? check_preemption_disabled+0x48/0x200 [ 472.759220] handle_mm_fault+0x54f/0xc70 [ 472.763290] ? __handle_mm_fault+0x53e0/0x53e0 [ 472.767895] ? find_vma+0x34/0x190 [ 472.771449] __do_page_fault+0x67d/0xed0 [ 472.775536] ? mm_fault_error+0x380/0x380 [ 472.779699] ? syscall_slow_exit_work+0x520/0x520 [ 472.784557] do_page_fault+0xf2/0x7e0 [ 472.788595] ? vmalloc_sync_all+0x30/0x30 [ 472.792759] ? error_entry+0x70/0xd0 [ 472.796483] ? trace_hardirqs_off_caller+0xbb/0x300 [ 472.801510] ? trace_hardirqs_on_caller+0xc0/0x300 [ 472.806450] ? syscall_return_slowpath+0x5e0/0x5e0 [ 472.811390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 472.816243] ? trace_hardirqs_off+0x300/0x300 [ 472.820742] ? trace_hardirqs_off_caller+0x300/0x300 [ 472.825870] ? prepare_exit_to_usermode+0x291/0x3b0 [ 472.830895] ? page_fault+0x8/0x30 [ 472.834442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 472.839296] ? page_fault+0x8/0x30 [ 472.842856] page_fault+0x1e/0x30 [ 472.846310] RIP: 0033:0x45db60 [ 472.849506] Code: Bad RIP value. [ 472.852877] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 472.858352] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 472.865632] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 472.873413] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 472.880684] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 472.887959] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 472.895273] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 472.895336] aoe: skb alloc failure [ 472.902565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 472.902571] Call Trace: [ 472.902597] dump_stack+0x1c4/0x2b4 [ 472.902615] ? dump_stack_print_info.cold.2+0x52/0x52 [ 472.902661] warn_alloc.cold.118+0xb7/0x1bd [ 472.906214] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 472.915556] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 472.918132] syz-fuzzer cpuset= [ 472.921785] ? lock_downgrade+0x900/0x900 [ 472.926992] / [ 472.931330] ? trace_hardirqs_off+0xb8/0x300 [ 472.941540] mems_allowed=0 [ 472.946399] ? trace_hardirqs_off+0xb8/0x300 [ 472.968733] __alloc_pages_slowpath+0x2667/0x2d80 [ 472.973629] ? warn_alloc+0x120/0x120 [ 472.977451] ? attach_entity_load_avg+0x860/0x860 [ 472.982321] ? warn_alloc+0x120/0x120 [ 472.986150] ? print_usage_bug+0xc0/0xc0 [ 472.990217] ? warn_alloc+0x120/0x120 [ 472.994018] ? print_usage_bug+0xc0/0xc0 [ 472.998098] ? rb_erase+0x3710/0x3710 [ 473.001922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.007476] ? should_fail+0x22d/0xd01 [ 473.011377] ? find_held_lock+0x36/0x1c0 [ 473.015448] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 473.020556] ? __lock_acquire+0x7ec/0x4ec0 [ 473.024805] ? should_fail+0x22d/0xd01 [ 473.028699] ? __update_load_avg_blocked_se+0x730/0x730 [ 473.034080] ? mark_held_locks+0x130/0x130 [ 473.038321] ? mark_held_locks+0x130/0x130 [ 473.042558] ? graph_lock+0x170/0x170 [ 473.046361] ? __lock_acquire+0x7ec/0x4ec0 [ 473.050600] ? update_load_avg+0x387/0x2470 [ 473.054931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.060486] ? graph_lock+0x170/0x170 [ 473.064307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.069869] ? check_preemption_disabled+0x48/0x200 [ 473.074899] ? check_preemption_disabled+0x48/0x200 [ 473.079940] ? __lock_is_held+0xb5/0x140 [ 473.084020] __alloc_pages_nodemask+0xa80/0xde0 [ 473.088692] ? graph_lock+0x170/0x170 [ 473.092505] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 473.097522] ? graph_lock+0x170/0x170 [ 473.101347] ? find_held_lock+0x36/0x1c0 [ 473.105428] ? ____cache_alloc_node+0x1c7/0x1e0 [ 473.110107] ? lock_downgrade+0x900/0x900 [ 473.114272] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 473.120266] cache_grow_begin+0x91/0x8c0 [ 473.124341] ? do_raw_spin_unlock+0xa7/0x2f0 [ 473.128767] fallback_alloc+0x203/0x2e0 [ 473.132759] ____cache_alloc_node+0x1c7/0x1e0 [ 473.137265] kmem_cache_alloc+0x1f8/0x730 [ 473.141433] skb_clone+0x1bb/0x500 [ 473.144985] ? skb_split+0x11e0/0x11e0 [ 473.148889] ? kasan_check_read+0x11/0x20 [ 473.153057] ? __schedule+0x150b/0x1ed0 [ 473.157039] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 473.162508] ? lock_repin_lock+0x430/0x430 [ 473.166765] bpf_clone_redirect+0xb9/0x490 [ 473.171011] ? __schedule+0x150b/0x1ed0 [ 473.174995] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 473.180021] ? __sched_text_start+0x8/0x8 [ 473.184177] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 473.188962] ? find_held_lock+0x36/0x1c0 [ 473.193046] ? lock_acquire+0x1ed/0x520 [ 473.197038] ? bpf_test_run+0x32e/0x5a0 [ 473.201034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.206597] ? check_preemption_disabled+0x48/0x200 [ 473.211635] ? kasan_check_read+0x11/0x20 [ 473.215792] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 473.221075] ? rcu_bh_qs+0xc0/0xc0 [ 473.224624] ? preempt_schedule+0x4d/0x60 [ 473.228780] ? ___preempt_schedule+0x16/0x18 [ 473.233203] ? bpf_test_run+0x1c0/0x5a0 [ 473.237204] ? netlink_diag_dump+0x2a0/0x2a0 [ 473.241625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.247177] ? bpf_test_init.isra.9+0x70/0x100 [ 473.251773] ? bpf_prog_test_run_skb+0x634/0xb40 [ 473.256547] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 473.261399] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 473.266952] ? fput+0x130/0x1a0 [ 473.270244] ? __bpf_prog_get+0x9b/0x290 [ 473.274327] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 473.279177] ? bpf_prog_test_run+0x130/0x1a0 [ 473.283594] ? __x64_sys_bpf+0x3d8/0x510 [ 473.287661] ? bpf_prog_get+0x20/0x20 [ 473.291492] ? do_syscall_64+0x1b9/0x820 [ 473.295559] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 473.300948] ? syscall_return_slowpath+0x5e0/0x5e0 [ 473.305908] ? trace_hardirqs_off+0x300/0x300 [ 473.310419] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 473.315443] ? recalc_sigpending_tsk+0x180/0x180 [ 473.320202] ? kasan_check_write+0x14/0x20 [ 473.324448] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 473.329310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.334699] warn_alloc_show_mem: 1 callbacks suppressed [ 473.334712] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 473.334714] Mem-Info: [ 473.334749] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 473.334749] active_file:18 inactive_file:16 isolated_file:0 [ 473.334749] unevictable:0 dirty:0 writeback:0 unstable:0 [ 473.334749] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 473.334749] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 473.334749] free:13631 free_pcp:197 free_cma:0 [ 473.340094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.347057] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 473.349466] Call Trace: [ 473.382347] Node 0 [ 473.391735] [ 473.419443] 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 [ 473.422010] dump_stack+0x1c4/0x2b4 [ 473.424225] lowmem_reserve[]: [ 473.426375] ? dump_stack_print_info.cold.2+0x52/0x52 [ 473.451867] 0 2815 [ 473.455538] warn_alloc.cold.118+0xb7/0x1bd [ 473.458610] 6318 [ 473.463814] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 473.466026] 6318 [ 473.470350] ? lock_downgrade+0x900/0x900 [ 473.477235] ? trace_hardirqs_off+0xb8/0x300 [ 473.479272] Node 0 [ 473.483426] ? trace_hardirqs_off+0xb8/0x300 [ 473.487840] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 473.490053] __alloc_pages_slowpath+0x2667/0x2d80 [ 473.494435] lowmem_reserve[]: [ 473.521023] ? warn_alloc+0x120/0x120 [ 473.525818] 0 [ 473.528934] ? __lock_acquire+0x7ec/0x4ec0 [ 473.532710] 0 [ 473.534515] ? warn_alloc+0x120/0x120 [ 473.538721] 3503 3503 [ 473.540537] ? print_usage_bug+0xc0/0xc0 [ 473.544311] Node 0 [ 473.546816] ? warn_alloc+0x120/0x120 [ 473.550893] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 473.553104] ? print_usage_bug+0xc0/0xc0 [ 473.556872] lowmem_reserve[]: 0 [ 473.585284] ? mark_held_locks+0x130/0x130 [ 473.589340] 0 [ 473.592642] ? mark_held_locks+0x130/0x130 [ 473.596861] 0 0 [ 473.598684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.604876] ? should_fail+0x22d/0xd01 [ 473.610405] Node 0 [ 473.614289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.614300] DMA: [ 473.616535] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 473.622050] 1*4kB [ 473.624113] ? __lock_acquire+0x7ec/0x4ec0 [ 473.629198] (U) [ 473.631354] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 473.635557] 0*8kB 0*16kB [ 473.637547] ? should_fail+0x22d/0xd01 [ 473.642618] 1*32kB (U) [ 473.645394] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 473.649259] 2*64kB [ 473.651864] ? mark_held_locks+0x130/0x130 [ 473.657365] (U) [ 473.659608] ? mark_held_locks+0x130/0x130 [ 473.663813] 1*128kB (U) [ 473.665813] ? graph_lock+0x170/0x170 [ 473.670017] 1*256kB (U) [ 473.672699] ? graph_lock+0x170/0x170 [ 473.676473] 0*512kB 1*1024kB [ 473.679156] ? print_usage_bug+0xc0/0xc0 [ 473.682930] (U) 1*2048kB [ 473.686049] ? do_raw_spin_unlock+0xa7/0x2f0 [ 473.690085] (M) [ 473.692857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.697240] 3*4096kB [ 473.699226] ? check_preemption_disabled+0x48/0x200 [ 473.704730] (M) = 15908kB [ 473.707154] ? check_preemption_disabled+0x48/0x200 [ 473.712158] Node 0 [ 473.714939] ? __lock_is_held+0xb5/0x140 [ 473.719920] DMA32: 4*4kB [ 473.722182] __alloc_pages_nodemask+0xa80/0xde0 [ 473.726214] (UM) [ 473.728975] ? graph_lock+0x170/0x170 [ 473.733621] 3*8kB [ 473.735698] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 473.739465] (UM) 1*16kB (M) [ 473.741639] ? graph_lock+0x170/0x170 [ 473.746623] 2*32kB (UM) [ 473.749673] ? find_held_lock+0x36/0x1c0 [ 473.753443] 2*64kB [ 473.756121] ? ____cache_alloc_node+0x1c7/0x1e0 [ 473.760155] (M) [ 473.762391] ? lock_downgrade+0x900/0x900 [ 473.767032] 4*128kB (UM) [ 473.769025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.773139] 2*256kB (M) [ 473.775923] cache_grow_begin+0x91/0x8c0 [ 473.781421] 4*512kB (UM) [ 473.784104] ? do_raw_spin_unlock+0xa7/0x2f0 [ 473.788146] 3*1024kB [ 473.790932] fallback_alloc+0x203/0x2e0 [ 473.795311] (M) [ 473.797734] ____cache_alloc_node+0x1c7/0x1e0 [ 473.801684] 3*2048kB [ 473.803672] kmem_cache_alloc_node+0xe3/0x730 [ 473.808149] (M) 3*4096kB [ 473.810587] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 473.815058] (M) [ 473.817821] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 473.822895] = 24824kB [ 473.822905] Node 0 [ 473.824900] __alloc_skb+0x119/0x770 [ 473.829441] Normal: 2044*4kB [ 473.831878] ? calc_wheel_index+0x220/0x220 [ 473.834091] (UMEH) [ 473.837804] ? skb_scrub_packet+0x490/0x490 [ 473.840886] 226*8kB [ 473.845213] ? vprintk_default+0x28/0x30 [ 473.847414] (UMEH) 46*16kB [ 473.851747] ? vprintk_func+0x85/0x181 [ 473.854045] (UME) 28*32kB [ 473.858117] ? printk+0xa7/0xcf [ 473.861028] (UME) 10*64kB [ 473.864929] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 473.867749] (UME) [ 473.871031] new_skb+0x26/0x1c0 [ 473.873855] 4*128kB (UM) [ 473.878632] aoecmd_cfg+0x279/0x7f0 [ 473.880749] 0*256kB 2*512kB [ 473.884038] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 473.886768] (U) 0*1024kB [ 473.890410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.893487] 0*2048kB 0*4096kB [ 473.897817] ? check_preemption_disabled+0x48/0x200 [ 473.900550] = 13792kB [ 473.900566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 473.906094] ? check_preemption_disabled+0x48/0x200 [ 473.909276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 473.914322] ? __lock_is_held+0xb5/0x140 [ 473.916717] 413 total pagecache pages [ 473.925583] discover_timer+0x50/0x60 [ 473.930575] 0 pages in swap cache [ 473.939154] call_timer_fn+0x272/0x920 [ 473.943199] Swap cache stats: add 0, delete 0, find 0/0 [ 473.946996] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 473.950776] Free swap = 0kB [ 473.954228] ? process_timeout+0x40/0x40 [ 473.958092] Total swap = 0kB [ 473.958102] 1965979 pages RAM [ 473.963476] ? find_held_lock+0x36/0x1c0 [ 473.968290] 0 pages HighMem/MovableOnly [ 473.968300] 343323 pages reserved [ 473.971333] ? mark_held_locks+0xc7/0x130 [ 473.975351] 0 pages cma reserved [ 473.975488] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 473.978388] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.981476] syz-executor3 cpuset= [ 473.985550] ? _raw_spin_unlock_irq+0x27/0x80 [ 473.989503] syz3 [ 473.992954] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 473.992973] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 473.997107] mems_allowed=0 [ 474.000468] ? trace_hardirqs_on+0xbd/0x310 [ 474.041981] ? kasan_check_read+0x11/0x20 [ 474.046140] ? __run_timers+0x7da/0xc70 [ 474.050121] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 474.055591] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 474.060716] __run_timers+0x7e5/0xc70 [ 474.064535] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 474.069906] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 474.074929] ? graph_lock+0x170/0x170 [ 474.078738] ? print_usage_bug+0xc0/0xc0 [ 474.082800] ? lock_release+0x970/0x970 [ 474.086779] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 474.091984] ? find_held_lock+0x36/0x1c0 [ 474.096053] ? graph_lock+0x170/0x170 [ 474.099871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.105416] ? check_preemption_disabled+0x48/0x200 [ 474.110452] ? __lock_is_held+0xb5/0x140 [ 474.114523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.120067] ? check_preemption_disabled+0x48/0x200 [ 474.125103] run_timer_softirq+0x52/0xb0 [ 474.129165] ? rcu_read_lock_sched_held+0x108/0x120 [ 474.134190] __do_softirq+0x30b/0xad8 [ 474.138007] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 474.143123] ? pvclock_read_flags+0x160/0x160 [ 474.147632] ? lapic_next_event+0x5a/0x90 [ 474.151784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.157325] ? check_preemption_disabled+0x48/0x200 [ 474.162346] ? check_preemption_disabled+0x48/0x200 [ 474.167374] ? kvm_clock_read+0x18/0x30 [ 474.171356] ? kvm_sched_clock_read+0x9/0x20 [ 474.175774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.181311] ? check_preemption_disabled+0x48/0x200 [ 474.186346] irq_exit+0x17f/0x1c0 [ 474.189813] smp_apic_timer_interrupt+0x1cb/0x760 [ 474.194663] ? smp_reschedule_interrupt+0x109/0x650 [ 474.199686] ? smp_call_function_single_interrupt+0x650/0x650 [ 474.205575] ? interrupt_entry+0xb5/0xf0 [ 474.209654] ? trace_hardirqs_off_caller+0xbb/0x300 [ 474.214673] ? trace_hardirqs_off_caller+0xbb/0x300 [ 474.219696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 474.224542] ? trace_hardirqs_off+0x300/0x300 [ 474.229042] ? trace_hardirqs_off+0x300/0x300 [ 474.233544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.239086] ? check_preemption_disabled+0x48/0x200 [ 474.244105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.249667] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 474.254531] apic_timer_interrupt+0xf/0x20 [ 474.258763] [ 474.261010] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 474.266729] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 474.285650] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 474.293382] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 474.300660] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 474.307931] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 474.315203] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 474.322475] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 474.329790] cgroup_file_notify+0x226/0x2f0 [ 474.334122] ? cgroup_procs_write_finish+0xf0/0xf0 [ 474.339063] ? print_usage_bug+0xc0/0xc0 [ 474.343136] ? find_held_lock+0x36/0x1c0 [ 474.347205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.352758] shrink_node+0x5e1/0x16b0 [ 474.356568] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 474.361891] ? shrink_node_memcg+0x18e0/0x18e0 [ 474.366481] ? kvm_clock_read+0x18/0x30 [ 474.370460] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.375491] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 474.379985] ? kasan_check_write+0x14/0x20 [ 474.384229] ? do_raw_spin_lock+0xc1/0x200 [ 474.388473] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 474.394021] ? __cpuset_node_allowed+0x19b/0x660 [ 474.398789] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 474.404505] ? delayacct_end+0x5a/0x100 [ 474.408499] do_try_to_free_pages+0x3e7/0x1290 [ 474.413107] ? shrink_node+0x16b0/0x16b0 [ 474.417178] ? __lock_is_held+0xb5/0x140 [ 474.421258] try_to_free_pages+0x4d0/0xb90 [ 474.425506] ? do_try_to_free_pages+0x1290/0x1290 [ 474.430350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.435909] ? lock_acquire+0x1ed/0x520 [ 474.439900] ? set_page_refcounted+0x280/0x280 [ 474.444499] ? lock_release+0x970/0x970 [ 474.448490] ? ___might_sleep+0x1ed/0x300 [ 474.452656] ? arch_local_save_flags+0x40/0x40 [ 474.457259] __alloc_pages_slowpath+0x993/0x2d80 [ 474.462060] ? warn_alloc+0x120/0x120 [ 474.465873] ? __radix_tree_lookup+0x4c0/0x4c0 [ 474.470491] ? find_get_entry+0x2f2/0xc40 [ 474.474675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.480230] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 474.485184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.490725] ? should_fail+0x22d/0xd01 [ 474.494621] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 474.499734] ? __lock_is_held+0xb5/0x140 [ 474.503827] ? __lock_is_held+0xb5/0x140 [ 474.507908] ? __lock_acquire+0x7ec/0x4ec0 [ 474.512150] ? ___might_sleep+0x1ed/0x300 [ 474.516298] ? lock_release+0x970/0x970 [ 474.520282] ? arch_local_save_flags+0x40/0x40 [ 474.524887] ? __might_sleep+0x95/0x190 [ 474.528878] __alloc_pages_nodemask+0xa80/0xde0 [ 474.533563] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 474.538585] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 474.544386] ? kasan_check_read+0x11/0x20 [ 474.548540] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 474.553824] ? graph_lock+0x170/0x170 [ 474.557643] ? print_usage_bug+0xc0/0xc0 [ 474.561710] ? graph_lock+0x170/0x170 [ 474.565514] ? graph_lock+0x170/0x170 [ 474.569320] ? __do_page_cache_readahead+0x7ce/0x980 [ 474.574438] ? find_held_lock+0x36/0x1c0 [ 474.578513] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 474.584064] alloc_pages_current+0x10c/0x210 [ 474.588482] ? lock_downgrade+0x900/0x900 [ 474.592647] __page_cache_alloc+0x38f/0x5b0 [ 474.596984] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 474.602781] ? kasan_check_read+0x11/0x20 [ 474.606951] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 474.612237] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 474.616913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.622454] ? check_preemption_disabled+0x48/0x200 [ 474.627482] filemap_fault+0x1594/0x25f0 [ 474.631564] ? __lock_page_or_retry+0xa00/0xa00 [ 474.636241] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 474.642038] ? kasan_check_read+0x11/0x20 [ 474.646191] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 474.651474] ? rcu_bh_qs+0xc0/0xc0 [ 474.655031] ? print_usage_bug+0xc0/0xc0 [ 474.659126] ? filemap_map_pages+0xdea/0x1980 [ 474.663648] ? print_usage_bug+0xc0/0xc0 [ 474.667726] ? find_get_pages_range_tag+0x1320/0x1320 [ 474.672920] ? print_usage_bug+0xc0/0xc0 [ 474.676982] ? __lock_acquire+0x7ec/0x4ec0 [ 474.681220] ? graph_lock+0x170/0x170 [ 474.685031] ? __sigqueue_free.part.27+0x7d/0xa0 [ 474.689800] ? __lock_acquire+0x7ec/0x4ec0 [ 474.694055] ? lock_acquire+0x1ed/0x520 [ 474.698033] ? ext4_filemap_fault+0x7a/0xad [ 474.702369] ? lock_release+0x970/0x970 [ 474.706350] ? arch_local_save_flags+0x40/0x40 [ 474.710943] ? mark_held_locks+0x130/0x130 [ 474.715195] ? down_read+0xb0/0x1d0 [ 474.718825] ? ext4_filemap_fault+0x7a/0xad [ 474.723160] ? __down_interruptible+0x700/0x700 [ 474.727835] ? graph_lock+0x170/0x170 [ 474.731663] ? __sigqueue_free.part.27+0x7d/0xa0 [ 474.736443] ext4_filemap_fault+0x82/0xad [ 474.740621] __do_fault+0x100/0x6b0 [ 474.744258] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 474.749555] ? print_bad_pte+0x6c0/0x6c0 [ 474.753643] ? pmd_val+0x88/0x100 [ 474.757108] ? add_mm_counter_fast+0xd0/0xd0 [ 474.761517] ? pmd_val+0x88/0x100 [ 474.764974] ? add_mm_counter_fast+0xd0/0xd0 [ 474.769394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.774941] __handle_mm_fault+0x3709/0x53e0 [ 474.779363] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 474.784214] ? graph_lock+0x170/0x170 [ 474.788021] ? print_usage_bug+0xc0/0xc0 [ 474.792092] ? graph_lock+0x170/0x170 [ 474.795894] ? graph_lock+0x170/0x170 [ 474.799717] ? handle_mm_fault+0x42a/0xc70 [ 474.803960] ? lock_downgrade+0x900/0x900 [ 474.808111] ? check_preemption_disabled+0x48/0x200 [ 474.813143] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 474.818947] ? kasan_check_read+0x11/0x20 [ 474.823106] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 474.828393] ? rcu_bh_qs+0xc0/0xc0 [ 474.831937] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 474.837399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.842939] ? check_preemption_disabled+0x48/0x200 [ 474.847973] handle_mm_fault+0x54f/0xc70 [ 474.852047] ? __handle_mm_fault+0x53e0/0x53e0 [ 474.856645] ? find_vma+0x34/0x190 [ 474.860195] __do_page_fault+0x67d/0xed0 [ 474.864271] ? mm_fault_error+0x380/0x380 [ 474.868428] ? syscall_slow_exit_work+0x520/0x520 [ 474.873285] do_page_fault+0xf2/0x7e0 [ 474.877090] ? vmalloc_sync_all+0x30/0x30 [ 474.881246] ? error_entry+0x70/0xd0 [ 474.884967] ? trace_hardirqs_off_caller+0xbb/0x300 [ 474.889984] ? trace_hardirqs_on_caller+0xc0/0x300 [ 474.894921] ? syscall_return_slowpath+0x5e0/0x5e0 [ 474.899887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 474.904740] ? trace_hardirqs_off+0x300/0x300 [ 474.909238] ? trace_hardirqs_off_caller+0x300/0x300 [ 474.914355] ? prepare_exit_to_usermode+0x291/0x3b0 [ 474.919374] ? page_fault+0x8/0x30 [ 474.922922] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 474.927776] ? page_fault+0x8/0x30 [ 474.931324] page_fault+0x1e/0x30 [ 474.934779] RIP: 0033:0x45db60 [ 474.937979] Code: Bad RIP value. [ 474.941345] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 474.946717] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 474.954299] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 474.961570] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 474.968854] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 474.976128] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 474.983437] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 474.983502] aoe: skb alloc failure [ 474.990736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.990747] Call Trace: [ 474.994377] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 475.003651] dump_stack+0x1c4/0x2b4 [ 475.006216] syz-fuzzer cpuset= [ 475.016451] ? dump_stack_print_info.cold.2+0x52/0x52 [ 475.020053] / [ 475.023261] warn_alloc.cold.118+0xb7/0x1bd [ 475.028418] mems_allowed=0 [ 475.030144] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 475.042199] ? lock_downgrade+0x900/0x900 [ 475.046361] ? trace_hardirqs_off+0xb8/0x300 [ 475.050783] ? trace_hardirqs_off+0xb8/0x300 [ 475.055212] __alloc_pages_slowpath+0x2667/0x2d80 [ 475.060095] ? warn_alloc+0x120/0x120 [ 475.063919] ? attach_entity_load_avg+0x860/0x860 [ 475.068767] ? warn_alloc+0x120/0x120 [ 475.072578] ? print_usage_bug+0xc0/0xc0 [ 475.076659] ? warn_alloc+0x120/0x120 [ 475.080462] ? print_usage_bug+0xc0/0xc0 [ 475.084532] ? rb_erase+0x3710/0x3710 [ 475.088347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.093892] ? should_fail+0x22d/0xd01 [ 475.097785] ? find_held_lock+0x36/0x1c0 [ 475.101862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.106977] ? __lock_acquire+0x7ec/0x4ec0 [ 475.111222] ? should_fail+0x22d/0xd01 [ 475.115113] ? __update_load_avg_blocked_se+0x730/0x730 [ 475.120502] ? mark_held_locks+0x130/0x130 [ 475.124759] ? mark_held_locks+0x130/0x130 [ 475.128993] ? graph_lock+0x170/0x170 [ 475.132803] ? __lock_acquire+0x7ec/0x4ec0 [ 475.137047] ? update_load_avg+0x387/0x2470 [ 475.141374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.146920] ? graph_lock+0x170/0x170 [ 475.150729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.156287] ? check_preemption_disabled+0x48/0x200 [ 475.161318] ? check_preemption_disabled+0x48/0x200 [ 475.166357] ? __lock_is_held+0xb5/0x140 [ 475.170430] __alloc_pages_nodemask+0xa80/0xde0 [ 475.175108] ? graph_lock+0x170/0x170 [ 475.178924] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 475.183942] ? graph_lock+0x170/0x170 [ 475.187762] ? find_held_lock+0x36/0x1c0 [ 475.191852] ? ____cache_alloc_node+0x1c7/0x1e0 [ 475.196532] ? lock_downgrade+0x900/0x900 [ 475.200693] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 475.206242] cache_grow_begin+0x91/0x8c0 [ 475.210312] ? do_raw_spin_unlock+0xa7/0x2f0 [ 475.214737] fallback_alloc+0x203/0x2e0 [ 475.218727] ____cache_alloc_node+0x1c7/0x1e0 [ 475.223234] kmem_cache_alloc+0x1f8/0x730 [ 475.227402] skb_clone+0x1bb/0x500 [ 475.230947] ? skb_split+0x11e0/0x11e0 [ 475.234835] ? kasan_check_read+0x11/0x20 [ 475.238997] ? __schedule+0x150b/0x1ed0 [ 475.242979] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 475.248439] ? lock_repin_lock+0x430/0x430 [ 475.252695] bpf_clone_redirect+0xb9/0x490 [ 475.256941] ? __schedule+0x150b/0x1ed0 [ 475.260932] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 475.265966] ? __sched_text_start+0x8/0x8 [ 475.270131] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 475.274913] ? find_held_lock+0x36/0x1c0 [ 475.278990] ? lock_acquire+0x1ed/0x520 [ 475.282970] ? bpf_test_run+0x32e/0x5a0 [ 475.286952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.292494] ? check_preemption_disabled+0x48/0x200 [ 475.297522] ? kasan_check_read+0x11/0x20 [ 475.301681] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 475.306964] ? rcu_bh_qs+0xc0/0xc0 [ 475.310512] ? preempt_schedule+0x4d/0x60 [ 475.314668] ? ___preempt_schedule+0x16/0x18 [ 475.319091] ? bpf_test_run+0x1c0/0x5a0 [ 475.323087] ? netlink_diag_dump+0x2a0/0x2a0 [ 475.327506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.333046] ? bpf_test_init.isra.9+0x70/0x100 [ 475.337639] ? bpf_prog_test_run_skb+0x634/0xb40 [ 475.342408] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 475.347255] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 475.352797] ? fput+0x130/0x1a0 [ 475.356082] ? __bpf_prog_get+0x9b/0x290 [ 475.360154] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 475.365000] ? bpf_prog_test_run+0x130/0x1a0 [ 475.369420] ? __x64_sys_bpf+0x3d8/0x510 [ 475.373482] ? bpf_prog_get+0x20/0x20 [ 475.377314] ? do_syscall_64+0x1b9/0x820 [ 475.381384] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 475.386753] ? syscall_return_slowpath+0x5e0/0x5e0 [ 475.391690] ? trace_hardirqs_off+0x300/0x300 [ 475.397235] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 475.402254] ? recalc_sigpending_tsk+0x180/0x180 [ 475.407020] ? kasan_check_write+0x14/0x20 [ 475.411273] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 475.416140] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.421526] warn_alloc_show_mem: 1 callbacks suppressed [ 475.421539] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 475.421542] Mem-Info: [ 475.421577] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 475.421577] active_file:18 inactive_file:16 isolated_file:0 [ 475.421577] unevictable:0 dirty:0 writeback:0 unstable:0 [ 475.421577] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 475.421577] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 475.421577] free:13631 free_pcp:197 free_cma:0 [ 475.426930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.433875] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 475.436278] Call Trace: [ 475.469341] Node 0 [ 475.478698] [ 475.506400] 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 [ 475.508965] dump_stack+0x1c4/0x2b4 [ 475.511170] lowmem_reserve[]: 0 2815 [ 475.513338] ? dump_stack_print_info.cold.2+0x52/0x52 [ 475.538826] 6318 [ 475.542485] warn_alloc.cold.118+0xb7/0x1bd [ 475.546156] 6318 [ 475.551353] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 475.553394] Node 0 [ 475.557717] ? lock_downgrade+0x900/0x900 [ 475.559788] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 475.564609] ? trace_hardirqs_off+0xb8/0x300 [ 475.566815] lowmem_reserve[]: 0 [ 475.570987] ? trace_hardirqs_off+0xb8/0x300 [ 475.597519] 0 [ 475.601960] __alloc_pages_slowpath+0x2667/0x2d80 [ 475.605200] 3503 3503 [ 475.609654] ? warn_alloc+0x120/0x120 [ 475.616243] ? warn_alloc+0x120/0x120 [ 475.618719] Node 0 [ 475.622522] ? print_usage_bug+0xc0/0xc0 [ 475.626428] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 475.628636] ? warn_alloc+0x120/0x120 [ 475.632660] lowmem_reserve[]: 0 [ 475.662010] ? print_usage_bug+0xc0/0xc0 [ 475.665792] 0 [ 475.669076] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.673111] 0 [ 475.674919] ? ktime_get+0x2e1/0x440 [ 475.679906] 0 [ 475.681724] ? check_preemption_disabled+0x48/0x200 [ 475.685423] Node 0 [ 475.687237] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.692228] DMA: 1*4kB [ 475.694491] ? should_fail+0x22d/0xd01 [ 475.699997] (U) 0*8kB [ 475.702596] ? kasan_check_read+0x11/0x20 [ 475.706459] 0*16kB 1*32kB [ 475.708971] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 475.713084] (U) 2*64kB [ 475.715947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.721188] (U) 1*128kB [ 475.723787] ? __lock_acquire+0x7ec/0x4ec0 [ 475.728868] (U) 1*256kB [ 475.731555] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.735755] (U) 0*512kB [ 475.738438] ? should_fail+0x22d/0xd01 [ 475.743510] 1*1024kB (U) [ 475.746214] ? mark_held_locks+0x130/0x130 [ 475.750066] 1*2048kB (M) [ 475.752838] ? mark_held_locks+0x130/0x130 [ 475.757053] 3*4096kB (M) [ 475.759829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.764029] = 15908kB [ 475.764039] Node 0 [ 475.766809] ? graph_lock+0x170/0x170 [ 475.772307] DMA32: 4*4kB [ 475.775166] ? mark_held_locks+0xc7/0x130 [ 475.777377] (UM) [ 475.781181] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 475.783912] 3*8kB [ 475.788062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.790102] (UM) [ 475.795113] ? check_preemption_disabled+0x48/0x200 [ 475.797243] 1*16kB (M) [ 475.802791] ? check_preemption_disabled+0x48/0x200 [ 475.804833] 2*32kB [ 475.809878] ? __lock_is_held+0xb5/0x140 [ 475.812424] (UM) 2*64kB [ 475.817456] __alloc_pages_nodemask+0xa80/0xde0 [ 475.819665] (M) 4*128kB [ 475.823735] ? graph_lock+0x170/0x170 [ 475.826376] (UM) 2*256kB [ 475.831055] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 475.833702] (M) [ 475.837499] ? graph_lock+0x170/0x170 [ 475.840236] 4*512kB [ 475.845259] ? find_held_lock+0x36/0x1c0 [ 475.847205] (UM) [ 475.851011] ? ____cache_alloc_node+0x1c7/0x1e0 [ 475.853317] 3*1024kB (M) [ 475.857386] ? lock_downgrade+0x900/0x900 [ 475.859430] 3*2048kB [ 475.864100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.866833] (M) 3*4096kB [ 475.870998] cache_grow_begin+0x91/0x8c0 [ 475.873380] (M) = 24824kB [ 475.878931] ? do_raw_spin_unlock+0xa7/0x2f0 [ 475.881668] Node 0 [ 475.885733] fallback_alloc+0x203/0x2e0 [ 475.888460] Normal: 2044*4kB [ 475.892889] ____cache_alloc_node+0x1c7/0x1e0 [ 475.895104] (UMEH) [ 475.899082] kmem_cache_alloc_node+0xe3/0x730 [ 475.902163] 226*8kB [ 475.906661] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 475.908876] (UMEH) [ 475.913377] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 475.915682] 46*16kB [ 475.920784] __alloc_skb+0x119/0x770 [ 475.922998] (UME) [ 475.927576] ? calc_wheel_index+0x220/0x220 [ 475.929874] 28*32kB (UME) [ 475.933594] ? skb_scrub_packet+0x490/0x490 [ 475.935718] 10*64kB (UME) [ 475.940053] ? vprintk_default+0x28/0x30 [ 475.942870] 4*128kB (UM) [ 475.947203] ? vprintk_func+0x85/0x181 [ 475.950028] 0*256kB [ 475.954084] ? printk+0xa7/0xcf [ 475.956813] 2*512kB (U) [ 475.960720] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 475.963016] 0*1024kB 0*2048kB [ 475.966307] new_skb+0x26/0x1c0 [ 475.968947] 0*4096kB = 13792kB [ 475.973708] aoecmd_cfg+0x279/0x7f0 [ 475.976899] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 475.980185] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 475.983361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 475.986983] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.995820] 413 total pagecache pages [ 476.000149] ? check_preemption_disabled+0x48/0x200 [ 476.008713] 0 pages in swap cache [ 476.014244] ? check_preemption_disabled+0x48/0x200 [ 476.018025] Swap cache stats: add 0, delete 0, find 0/0 [ 476.018041] Free swap = 0kB [ 476.023064] ? __lock_is_held+0xb5/0x140 [ 476.026501] Total swap = 0kB [ 476.026511] 1965979 pages RAM [ 476.031535] discover_timer+0x50/0x60 [ 476.036868] 0 pages HighMem/MovableOnly [ 476.036878] 343323 pages reserved [ 476.039902] call_timer_fn+0x272/0x920 [ 476.043954] 0 pages cma reserved [ 476.044089] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 476.046983] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 476.050069] syz-executor3 cpuset= [ 476.053876] ? process_timeout+0x40/0x40 [ 476.057828] syz3 [ 476.061771] ? find_held_lock+0x36/0x1c0 [ 476.061795] ? mark_held_locks+0xc7/0x130 [ 476.065670] mems_allowed=0 [ 476.069029] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.109361] ? _raw_spin_unlock_irq+0x27/0x80 [ 476.113867] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 476.118721] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 476.123309] ? trace_hardirqs_on+0xbd/0x310 [ 476.127648] ? kasan_check_read+0x11/0x20 [ 476.131801] ? __run_timers+0x7da/0xc70 [ 476.135779] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 476.141252] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 476.146099] __run_timers+0x7e5/0xc70 [ 476.149922] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 476.155292] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 476.160312] ? graph_lock+0x170/0x170 [ 476.164123] ? print_usage_bug+0xc0/0xc0 [ 476.168188] ? lock_release+0x970/0x970 [ 476.172169] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 476.177373] ? find_held_lock+0x36/0x1c0 [ 476.181444] ? graph_lock+0x170/0x170 [ 476.185255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.190862] ? check_preemption_disabled+0x48/0x200 [ 476.195902] ? __lock_is_held+0xb5/0x140 [ 476.199971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.205514] ? check_preemption_disabled+0x48/0x200 [ 476.210545] run_timer_softirq+0x52/0xb0 [ 476.214611] ? rcu_read_lock_sched_held+0x108/0x120 [ 476.219650] __do_softirq+0x30b/0xad8 [ 476.223473] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 476.228593] ? pvclock_read_flags+0x160/0x160 [ 476.233098] ? lapic_next_event+0x5a/0x90 [ 476.237252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.242796] ? check_preemption_disabled+0x48/0x200 [ 476.247821] ? check_preemption_disabled+0x48/0x200 [ 476.252870] ? kvm_clock_read+0x18/0x30 [ 476.256863] ? kvm_sched_clock_read+0x9/0x20 [ 476.261283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.266825] ? check_preemption_disabled+0x48/0x200 [ 476.271878] irq_exit+0x17f/0x1c0 [ 476.275349] smp_apic_timer_interrupt+0x1cb/0x760 [ 476.280203] ? smp_reschedule_interrupt+0x109/0x650 [ 476.285236] ? smp_call_function_single_interrupt+0x650/0x650 [ 476.291141] ? interrupt_entry+0xb5/0xf0 [ 476.295209] ? trace_hardirqs_off_caller+0xbb/0x300 [ 476.300229] ? trace_hardirqs_off_caller+0xbb/0x300 [ 476.305251] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 476.310096] ? trace_hardirqs_off+0x300/0x300 [ 476.314591] ? trace_hardirqs_off+0x300/0x300 [ 476.319095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.324641] ? check_preemption_disabled+0x48/0x200 [ 476.329664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.335216] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 476.340077] apic_timer_interrupt+0xf/0x20 [ 476.344307] [ 476.346549] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 476.352267] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 476.371180] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 476.378906] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 476.386183] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 476.393461] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 476.400735] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 476.408006] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 476.415318] cgroup_file_notify+0x226/0x2f0 [ 476.419654] ? cgroup_procs_write_finish+0xf0/0xf0 [ 476.424587] ? print_usage_bug+0xc0/0xc0 [ 476.428665] ? find_held_lock+0x36/0x1c0 [ 476.432731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.438288] shrink_node+0x5e1/0x16b0 [ 476.442097] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 476.447417] ? shrink_node_memcg+0x18e0/0x18e0 [ 476.452013] ? kvm_clock_read+0x18/0x30 [ 476.455992] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.461022] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 476.465519] ? kasan_check_write+0x14/0x20 [ 476.469762] ? do_raw_spin_lock+0xc1/0x200 [ 476.474004] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 476.479551] ? __cpuset_node_allowed+0x19b/0x660 [ 476.484315] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 476.490034] ? delayacct_end+0x5a/0x100 [ 476.494030] do_try_to_free_pages+0x3e7/0x1290 [ 476.498646] ? shrink_node+0x16b0/0x16b0 [ 476.502743] ? __lock_is_held+0xb5/0x140 [ 476.506830] try_to_free_pages+0x4d0/0xb90 [ 476.511089] ? do_try_to_free_pages+0x1290/0x1290 [ 476.515937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.521493] ? lock_acquire+0x1ed/0x520 [ 476.525476] ? set_page_refcounted+0x280/0x280 [ 476.530068] ? lock_release+0x970/0x970 [ 476.534052] ? ___might_sleep+0x1ed/0x300 [ 476.538207] ? arch_local_save_flags+0x40/0x40 [ 476.542806] __alloc_pages_slowpath+0x993/0x2d80 [ 476.547599] ? warn_alloc+0x120/0x120 [ 476.551409] ? __radix_tree_lookup+0x4c0/0x4c0 [ 476.556013] ? find_get_entry+0x2f2/0xc40 [ 476.560186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.565734] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 476.570668] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.576219] ? should_fail+0x22d/0xd01 [ 476.580114] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.585228] ? __lock_is_held+0xb5/0x140 [ 476.589323] ? __lock_is_held+0xb5/0x140 [ 476.593397] ? __lock_acquire+0x7ec/0x4ec0 [ 476.597648] ? ___might_sleep+0x1ed/0x300 [ 476.601800] ? lock_release+0x970/0x970 [ 476.605778] ? arch_local_save_flags+0x40/0x40 [ 476.610380] ? __might_sleep+0x95/0x190 [ 476.614361] __alloc_pages_nodemask+0xa80/0xde0 [ 476.619167] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 476.624189] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 476.629995] ? kasan_check_read+0x11/0x20 [ 476.634156] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 476.639446] ? graph_lock+0x170/0x170 [ 476.643250] ? print_usage_bug+0xc0/0xc0 [ 476.647319] ? graph_lock+0x170/0x170 [ 476.651118] ? graph_lock+0x170/0x170 [ 476.654929] ? __do_page_cache_readahead+0x7ce/0x980 [ 476.660042] ? find_held_lock+0x36/0x1c0 [ 476.664118] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 476.669664] alloc_pages_current+0x10c/0x210 [ 476.674074] ? lock_downgrade+0x900/0x900 [ 476.678232] __page_cache_alloc+0x38f/0x5b0 [ 476.682561] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 476.688358] ? kasan_check_read+0x11/0x20 [ 476.692514] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 476.697809] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 476.702523] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.708076] ? check_preemption_disabled+0x48/0x200 [ 476.713121] filemap_fault+0x1594/0x25f0 [ 476.717211] ? __lock_page_or_retry+0xa00/0xa00 [ 476.721886] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 476.727686] ? kasan_check_read+0x11/0x20 [ 476.731844] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 476.737145] ? rcu_bh_qs+0xc0/0xc0 [ 476.740695] ? print_usage_bug+0xc0/0xc0 [ 476.744767] ? filemap_map_pages+0xdea/0x1980 [ 476.749275] ? print_usage_bug+0xc0/0xc0 [ 476.753352] ? find_get_pages_range_tag+0x1320/0x1320 [ 476.758552] ? print_usage_bug+0xc0/0xc0 [ 476.762618] ? __lock_acquire+0x7ec/0x4ec0 [ 476.766873] ? graph_lock+0x170/0x170 [ 476.770681] ? __sigqueue_free.part.27+0x7d/0xa0 [ 476.775455] ? __lock_acquire+0x7ec/0x4ec0 [ 476.779710] ? lock_acquire+0x1ed/0x520 [ 476.783688] ? ext4_filemap_fault+0x7a/0xad [ 476.788023] ? lock_release+0x970/0x970 [ 476.792006] ? arch_local_save_flags+0x40/0x40 [ 476.796595] ? mark_held_locks+0x130/0x130 [ 476.800860] ? down_read+0xb0/0x1d0 [ 476.804489] ? ext4_filemap_fault+0x7a/0xad [ 476.808822] ? __down_interruptible+0x700/0x700 [ 476.813505] ? graph_lock+0x170/0x170 [ 476.817312] ? __sigqueue_free.part.27+0x7d/0xa0 [ 476.822088] ext4_filemap_fault+0x82/0xad [ 476.826248] __do_fault+0x100/0x6b0 [ 476.829890] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 476.835206] ? print_bad_pte+0x6c0/0x6c0 [ 476.839288] ? pmd_val+0x88/0x100 [ 476.842749] ? add_mm_counter_fast+0xd0/0xd0 [ 476.847164] ? pmd_val+0x88/0x100 [ 476.850629] ? add_mm_counter_fast+0xd0/0xd0 [ 476.855052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.860607] __handle_mm_fault+0x3709/0x53e0 [ 476.865041] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 476.869888] ? graph_lock+0x170/0x170 [ 476.873697] ? print_usage_bug+0xc0/0xc0 [ 476.877764] ? graph_lock+0x170/0x170 [ 476.881564] ? graph_lock+0x170/0x170 [ 476.885395] ? handle_mm_fault+0x42a/0xc70 [ 476.889638] ? lock_downgrade+0x900/0x900 [ 476.893787] ? check_preemption_disabled+0x48/0x200 [ 476.898819] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 476.904637] ? kasan_check_read+0x11/0x20 [ 476.908794] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 476.914075] ? rcu_bh_qs+0xc0/0xc0 [ 476.917630] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 476.923086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.928635] ? check_preemption_disabled+0x48/0x200 [ 476.933674] handle_mm_fault+0x54f/0xc70 [ 476.937746] ? __handle_mm_fault+0x53e0/0x53e0 [ 476.942332] ? find_vma+0x34/0x190 [ 476.945889] __do_page_fault+0x67d/0xed0 [ 476.949966] ? mm_fault_error+0x380/0x380 [ 476.954419] ? syscall_slow_exit_work+0x520/0x520 [ 476.959270] do_page_fault+0xf2/0x7e0 [ 476.963078] ? vmalloc_sync_all+0x30/0x30 [ 476.967234] ? error_entry+0x70/0xd0 [ 476.970953] ? trace_hardirqs_off_caller+0xbb/0x300 [ 476.975973] ? trace_hardirqs_on_caller+0xc0/0x300 [ 476.980909] ? syscall_return_slowpath+0x5e0/0x5e0 [ 476.985857] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 476.990711] ? trace_hardirqs_off+0x300/0x300 [ 476.995207] ? trace_hardirqs_off_caller+0x300/0x300 [ 477.000316] ? prepare_exit_to_usermode+0x291/0x3b0 [ 477.005337] ? page_fault+0x8/0x30 [ 477.008891] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 477.013742] ? page_fault+0x8/0x30 [ 477.017287] page_fault+0x1e/0x30 [ 477.020742] RIP: 0033:0x45db60 [ 477.023943] Code: Bad RIP value. [ 477.027320] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 477.032697] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 477.039966] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 477.047251] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 477.054523] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 477.062284] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 477.069592] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 477.069666] aoe: skb alloc failure [ 477.076878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 477.076885] Call Trace: [ 477.076909] dump_stack+0x1c4/0x2b4 [ 477.076929] ? dump_stack_print_info.cold.2+0x52/0x52 [ 477.076960] warn_alloc.cold.118+0xb7/0x1bd [ 477.080505] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 477.089833] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 477.092405] syz-fuzzer cpuset= [ 477.096033] ? lock_downgrade+0x900/0x900 [ 477.101202] / [ 477.105528] ? trace_hardirqs_off+0xb8/0x300 [ 477.115732] mems_allowed=0 [ 477.120578] ? trace_hardirqs_off+0xb8/0x300 [ 477.141336] __alloc_pages_slowpath+0x2667/0x2d80 [ 477.146236] ? warn_alloc+0x120/0x120 [ 477.150063] ? attach_entity_load_avg+0x860/0x860 [ 477.154918] ? warn_alloc+0x120/0x120 [ 477.158733] ? print_usage_bug+0xc0/0xc0 [ 477.162806] ? warn_alloc+0x120/0x120 [ 477.166616] ? print_usage_bug+0xc0/0xc0 [ 477.170693] ? rb_erase+0x3710/0x3710 [ 477.174507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.180050] ? should_fail+0x22d/0xd01 [ 477.183949] ? find_held_lock+0x36/0x1c0 [ 477.188023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 477.193146] ? __lock_acquire+0x7ec/0x4ec0 [ 477.197402] ? should_fail+0x22d/0xd01 [ 477.201301] ? __update_load_avg_blocked_se+0x730/0x730 [ 477.206693] ? mark_held_locks+0x130/0x130 [ 477.210945] ? mark_held_locks+0x130/0x130 [ 477.215191] ? graph_lock+0x170/0x170 [ 477.219007] ? __lock_acquire+0x7ec/0x4ec0 [ 477.223256] ? update_load_avg+0x387/0x2470 [ 477.227594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.233153] ? graph_lock+0x170/0x170 [ 477.236971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.242516] ? check_preemption_disabled+0x48/0x200 [ 477.247534] ? check_preemption_disabled+0x48/0x200 [ 477.252571] ? __lock_is_held+0xb5/0x140 [ 477.256647] __alloc_pages_nodemask+0xa80/0xde0 [ 477.261324] ? graph_lock+0x170/0x170 [ 477.265141] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 477.270163] ? graph_lock+0x170/0x170 [ 477.273985] ? find_held_lock+0x36/0x1c0 [ 477.278066] ? ____cache_alloc_node+0x1c7/0x1e0 [ 477.282741] ? lock_downgrade+0x900/0x900 [ 477.286905] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 477.292452] cache_grow_begin+0x91/0x8c0 [ 477.296519] ? do_raw_spin_unlock+0xa7/0x2f0 [ 477.300949] fallback_alloc+0x203/0x2e0 [ 477.304942] ____cache_alloc_node+0x1c7/0x1e0 [ 477.309452] kmem_cache_alloc+0x1f8/0x730 [ 477.313616] skb_clone+0x1bb/0x500 [ 477.317167] ? skb_split+0x11e0/0x11e0 [ 477.321089] ? kasan_check_read+0x11/0x20 [ 477.325243] ? __schedule+0x150b/0x1ed0 [ 477.329224] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 477.334683] ? lock_repin_lock+0x430/0x430 [ 477.338937] bpf_clone_redirect+0xb9/0x490 [ 477.343178] ? __schedule+0x150b/0x1ed0 [ 477.347171] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 477.352205] ? __sched_text_start+0x8/0x8 [ 477.356358] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 477.361142] ? find_held_lock+0x36/0x1c0 [ 477.365216] ? lock_acquire+0x1ed/0x520 [ 477.369193] ? bpf_test_run+0x32e/0x5a0 [ 477.373173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.378715] ? check_preemption_disabled+0x48/0x200 [ 477.383738] ? kasan_check_read+0x11/0x20 [ 477.387895] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 477.393182] ? rcu_bh_qs+0xc0/0xc0 [ 477.396759] ? preempt_schedule+0x4d/0x60 [ 477.400923] ? ___preempt_schedule+0x16/0x18 [ 477.405352] ? bpf_test_run+0x1c0/0x5a0 [ 477.409346] ? netlink_diag_dump+0x2a0/0x2a0 [ 477.413768] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.419308] ? bpf_test_init.isra.9+0x70/0x100 [ 477.423899] ? bpf_prog_test_run_skb+0x634/0xb40 [ 477.428670] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 477.433518] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 477.439058] ? fput+0x130/0x1a0 [ 477.442346] ? __bpf_prog_get+0x9b/0x290 [ 477.446417] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 477.451260] ? bpf_prog_test_run+0x130/0x1a0 [ 477.455678] ? __x64_sys_bpf+0x3d8/0x510 [ 477.459743] ? bpf_prog_get+0x20/0x20 [ 477.463571] ? do_syscall_64+0x1b9/0x820 [ 477.467635] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 477.473009] ? syscall_return_slowpath+0x5e0/0x5e0 [ 477.477946] ? trace_hardirqs_off+0x300/0x300 [ 477.482449] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 477.487474] ? recalc_sigpending_tsk+0x180/0x180 [ 477.492233] ? kasan_check_write+0x14/0x20 [ 477.496483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 477.501341] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 477.506723] warn_alloc_show_mem: 1 callbacks suppressed [ 477.506736] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 477.506738] Mem-Info: [ 477.506773] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 477.506773] active_file:18 inactive_file:16 isolated_file:0 [ 477.506773] unevictable:0 dirty:0 writeback:0 unstable:0 [ 477.506773] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 477.506773] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 477.506773] free:13631 free_pcp:197 free_cma:0 [ 477.512118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 477.519059] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 477.521467] Call Trace: [ 477.554345] Node 0 [ 477.563707] [ 477.591406] 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 [ 477.593978] dump_stack+0x1c4/0x2b4 [ 477.596186] lowmem_reserve[]: 0 [ 477.598347] ? dump_stack_print_info.cold.2+0x52/0x52 [ 477.623829] 2815 6318 [ 477.627505] warn_alloc.cold.118+0xb7/0x1bd [ 477.630749] 6318 [ 477.635943] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 477.638413] Node 0 [ 477.642738] ? lock_downgrade+0x900/0x900 [ 477.644807] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 477.649635] ? trace_hardirqs_off+0xb8/0x300 [ 477.651884] lowmem_reserve[]: [ 477.656046] ? trace_hardirqs_off+0xb8/0x300 [ 477.682588] 0 0 [ 477.687032] __alloc_pages_slowpath+0x2667/0x2d80 [ 477.690099] 3503 3503 [ 477.694551] ? warn_alloc+0x120/0x120 [ 477.696476] Node 0 [ 477.701323] ? __lock_acquire+0x7ec/0x4ec0 [ 477.703826] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 477.707606] ? warn_alloc+0x120/0x120 [ 477.709817] lowmem_reserve[]: [ 477.714052] ? print_usage_bug+0xc0/0xc0 [ 477.742397] 0 0 [ 477.746225] ? warn_alloc+0x120/0x120 [ 477.749307] 0 [ 477.753373] ? print_usage_bug+0xc0/0xc0 [ 477.755320] 0 [ 477.759120] ? mark_held_locks+0x130/0x130 [ 477.764959] ? mark_held_locks+0x130/0x130 [ 477.766737] Node 0 [ 477.770970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.775288] DMA: 1*4kB [ 477.777534] ? should_fail+0x22d/0xd01 [ 477.783041] (U) 0*8kB [ 477.785644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.789502] 0*16kB 1*32kB [ 477.792015] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 477.797527] (U) [ 477.800386] ? __lock_acquire+0x7ec/0x4ec0 [ 477.805463] 2*64kB (U) [ 477.807464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 477.811664] 1*128kB (U) [ 477.814258] ? should_fail+0x22d/0xd01 [ 477.819338] 1*256kB [ 477.822019] ? mark_held_locks+0x130/0x130 [ 477.825881] (U) [ 477.828206] ? mark_held_locks+0x130/0x130 [ 477.832410] 0*512kB 1*1024kB [ 477.834399] ? graph_lock+0x170/0x170 [ 477.838610] (U) [ 477.841717] ? graph_lock+0x170/0x170 [ 477.845496] 1*2048kB [ 477.847468] ? print_usage_bug+0xc0/0xc0 [ 477.851244] (M) [ 477.853656] ? do_raw_spin_unlock+0xa7/0x2f0 [ 477.857688] 3*4096kB (M) [ 477.859679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.864057] = 15908kB [ 477.864067] Node 0 [ 477.866822] ? check_preemption_disabled+0x48/0x200 [ 477.872331] DMA32: 4*4kB [ 477.874747] ? check_preemption_disabled+0x48/0x200 [ 477.876976] (UM) [ 477.881998] ? __lock_is_held+0xb5/0x140 [ 477.884722] 3*8kB (UM) [ 477.889747] __alloc_pages_nodemask+0xa80/0xde0 [ 477.891780] 1*16kB (M) [ 477.895867] ? graph_lock+0x170/0x170 [ 477.898424] 2*32kB (UM) [ 477.903106] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 477.905659] 2*64kB (M) [ 477.909465] ? graph_lock+0x170/0x170 [ 477.912155] 4*128kB (UM) [ 477.917188] ? find_held_lock+0x36/0x1c0 [ 477.919735] 2*256kB (M) [ 477.923553] ? ____cache_alloc_node+0x1c7/0x1e0 [ 477.926278] 4*512kB (UM) [ 477.930348] ? lock_downgrade+0x900/0x900 [ 477.932992] 3*1024kB (M) [ 477.937674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.940399] 3*2048kB (M) [ 477.944557] cache_grow_begin+0x91/0x8c0 [ 477.947287] 3*4096kB (M) [ 477.952839] ? do_raw_spin_unlock+0xa7/0x2f0 [ 477.955585] = 24824kB [ 477.959675] fallback_alloc+0x203/0x2e0 [ 477.962409] Node 0 [ 477.966821] ____cache_alloc_node+0x1c7/0x1e0 [ 477.969198] Normal: 2044*4kB [ 477.973185] kmem_cache_alloc_node+0xe3/0x730 [ 477.975399] (UMEH) [ 477.979900] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 477.982981] 226*8kB (UMEH) [ 477.987485] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 477.989701] 46*16kB (UME) [ 477.994827] __alloc_skb+0x119/0x770 [ 477.997730] 28*32kB (UME) [ 478.002321] ? calc_wheel_index+0x220/0x220 [ 478.005145] 10*64kB [ 478.008867] ? skb_scrub_packet+0x490/0x490 [ 478.011689] (UME) [ 478.016025] ? vprintk_default+0x28/0x30 [ 478.018324] 4*128kB (UM) [ 478.022664] ? vprintk_func+0x85/0x181 [ 478.024794] 0*256kB [ 478.028862] ? printk+0xa7/0xcf [ 478.031591] 2*512kB (U) [ 478.035500] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 478.037807] 0*1024kB [ 478.041098] new_skb+0x26/0x1c0 [ 478.043736] 0*2048kB 0*4096kB [ 478.048505] aoecmd_cfg+0x279/0x7f0 [ 478.050899] = 13792kB [ 478.054186] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 478.057378] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 478.061529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.063923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 478.068242] ? check_preemption_disabled+0x48/0x200 [ 478.077063] 413 total pagecache pages [ 478.082606] ? check_preemption_disabled+0x48/0x200 [ 478.091167] 0 pages in swap cache [ 478.096198] ? __lock_is_held+0xb5/0x140 [ 478.099965] Swap cache stats: add 0, delete 0, find 0/0 [ 478.099976] Free swap = 0kB [ 478.105002] discover_timer+0x50/0x60 [ 478.108429] Total swap = 0kB [ 478.112494] call_timer_fn+0x272/0x920 [ 478.117831] 1965979 pages RAM [ 478.120874] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 478.124646] 0 pages HighMem/MovableOnly [ 478.124656] 343323 pages reserved [ 478.127683] ? process_timeout+0x40/0x40 [ 478.131546] 0 pages cma reserved [ 478.131686] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 478.134664] ? find_held_lock+0x36/0x1c0 [ 478.139489] syz-executor3 cpuset= [ 478.143479] ? mark_held_locks+0xc7/0x130 [ 478.146909] syz3 [ 478.150980] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.154331] mems_allowed=0 [ 478.164830] ? _raw_spin_unlock_irq+0x27/0x80 [ 478.190381] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 478.195257] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 478.199867] ? trace_hardirqs_on+0xbd/0x310 [ 478.204201] ? kasan_check_read+0x11/0x20 [ 478.208362] ? __run_timers+0x7da/0xc70 [ 478.212348] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 478.217823] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 478.222685] __run_timers+0x7e5/0xc70 [ 478.226513] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 478.231906] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 478.236934] ? graph_lock+0x170/0x170 [ 478.240771] ? print_usage_bug+0xc0/0xc0 [ 478.244838] ? lock_release+0x970/0x970 [ 478.248836] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 478.254060] ? find_held_lock+0x36/0x1c0 [ 478.258143] ? graph_lock+0x170/0x170 [ 478.262006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.267563] ? check_preemption_disabled+0x48/0x200 [ 478.272612] ? __lock_is_held+0xb5/0x140 [ 478.276703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.282259] ? check_preemption_disabled+0x48/0x200 [ 478.287303] run_timer_softirq+0x52/0xb0 [ 478.291374] ? rcu_read_lock_sched_held+0x108/0x120 [ 478.296405] __do_softirq+0x30b/0xad8 [ 478.300243] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 478.305362] ? pvclock_read_flags+0x160/0x160 [ 478.309873] ? lapic_next_event+0x5a/0x90 [ 478.314029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.319570] ? check_preemption_disabled+0x48/0x200 [ 478.324588] ? check_preemption_disabled+0x48/0x200 [ 478.329614] ? kvm_clock_read+0x18/0x30 [ 478.333598] ? kvm_sched_clock_read+0x9/0x20 [ 478.338024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.343564] ? check_preemption_disabled+0x48/0x200 [ 478.348594] irq_exit+0x17f/0x1c0 [ 478.352063] smp_apic_timer_interrupt+0x1cb/0x760 [ 478.356924] ? smp_reschedule_interrupt+0x109/0x650 [ 478.361960] ? smp_call_function_single_interrupt+0x650/0x650 [ 478.367865] ? interrupt_entry+0xb5/0xf0 [ 478.371936] ? trace_hardirqs_off_caller+0xbb/0x300 [ 478.376959] ? trace_hardirqs_off_caller+0xbb/0x300 [ 478.381984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 478.386830] ? trace_hardirqs_off+0x300/0x300 [ 478.391337] ? trace_hardirqs_off+0x300/0x300 [ 478.395837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.401388] ? check_preemption_disabled+0x48/0x200 [ 478.406403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.411956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 478.416827] apic_timer_interrupt+0xf/0x20 [ 478.421068] [ 478.423315] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 478.429036] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 478.447952] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 478.455674] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 478.462951] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 478.470221] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 478.477490] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 478.484762] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 478.492078] cgroup_file_notify+0x226/0x2f0 [ 478.496408] ? cgroup_procs_write_finish+0xf0/0xf0 [ 478.501343] ? print_usage_bug+0xc0/0xc0 [ 478.505416] ? find_held_lock+0x36/0x1c0 [ 478.509485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.515038] shrink_node+0x5e1/0x16b0 [ 478.518859] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 478.524200] ? shrink_node_memcg+0x18e0/0x18e0 [ 478.528791] ? kvm_clock_read+0x18/0x30 [ 478.532769] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 478.537798] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 478.542299] ? kasan_check_write+0x14/0x20 [ 478.546537] ? do_raw_spin_lock+0xc1/0x200 [ 478.550777] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 478.556317] ? __cpuset_node_allowed+0x19b/0x660 [ 478.561079] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 478.566795] ? delayacct_end+0x5a/0x100 [ 478.570784] do_try_to_free_pages+0x3e7/0x1290 [ 478.575395] ? shrink_node+0x16b0/0x16b0 [ 478.579463] ? __lock_is_held+0xb5/0x140 [ 478.583550] try_to_free_pages+0x4d0/0xb90 [ 478.587801] ? do_try_to_free_pages+0x1290/0x1290 [ 478.592658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.598213] ? lock_acquire+0x1ed/0x520 [ 478.602194] ? set_page_refcounted+0x280/0x280 [ 478.606787] ? lock_release+0x970/0x970 [ 478.610768] ? ___might_sleep+0x1ed/0x300 [ 478.614923] ? arch_local_save_flags+0x40/0x40 [ 478.619521] __alloc_pages_slowpath+0x993/0x2d80 [ 478.624316] ? warn_alloc+0x120/0x120 [ 478.628119] ? __radix_tree_lookup+0x4c0/0x4c0 [ 478.632719] ? find_get_entry+0x2f2/0xc40 [ 478.636887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.642436] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 478.647381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.652931] ? should_fail+0x22d/0xd01 [ 478.656841] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 478.661969] ? __lock_is_held+0xb5/0x140 [ 478.666072] ? __lock_is_held+0xb5/0x140 [ 478.670147] ? __lock_acquire+0x7ec/0x4ec0 [ 478.674391] ? ___might_sleep+0x1ed/0x300 [ 478.678542] ? lock_release+0x970/0x970 [ 478.682525] ? arch_local_save_flags+0x40/0x40 [ 478.687123] ? __might_sleep+0x95/0x190 [ 478.691113] __alloc_pages_nodemask+0xa80/0xde0 [ 478.695799] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 478.700827] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 478.706644] ? kasan_check_read+0x11/0x20 [ 478.710800] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 478.716088] ? graph_lock+0x170/0x170 [ 478.719897] ? print_usage_bug+0xc0/0xc0 [ 478.723969] ? graph_lock+0x170/0x170 [ 478.727775] ? graph_lock+0x170/0x170 [ 478.731583] ? __do_page_cache_readahead+0x7ce/0x980 [ 478.736696] ? find_held_lock+0x36/0x1c0 [ 478.740771] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 478.746317] alloc_pages_current+0x10c/0x210 [ 478.750730] ? lock_downgrade+0x900/0x900 [ 478.754897] __page_cache_alloc+0x38f/0x5b0 [ 478.759232] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 478.765031] ? kasan_check_read+0x11/0x20 [ 478.769188] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 478.774489] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 478.779179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.784721] ? check_preemption_disabled+0x48/0x200 [ 478.789752] filemap_fault+0x1594/0x25f0 [ 478.793837] ? __lock_page_or_retry+0xa00/0xa00 [ 478.798519] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 478.804320] ? kasan_check_read+0x11/0x20 [ 478.808473] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 478.813753] ? rcu_bh_qs+0xc0/0xc0 [ 478.817303] ? print_usage_bug+0xc0/0xc0 [ 478.821373] ? filemap_map_pages+0xdea/0x1980 [ 478.825893] ? print_usage_bug+0xc0/0xc0 [ 478.829975] ? find_get_pages_range_tag+0x1320/0x1320 [ 478.835170] ? print_usage_bug+0xc0/0xc0 [ 478.839236] ? __lock_acquire+0x7ec/0x4ec0 [ 478.843474] ? graph_lock+0x170/0x170 [ 478.847281] ? __sigqueue_free.part.27+0x7d/0xa0 [ 478.852048] ? __lock_acquire+0x7ec/0x4ec0 [ 478.856303] ? lock_acquire+0x1ed/0x520 [ 478.860285] ? ext4_filemap_fault+0x7a/0xad [ 478.864633] ? lock_release+0x970/0x970 [ 478.868609] ? arch_local_save_flags+0x40/0x40 [ 478.873203] ? mark_held_locks+0x130/0x130 [ 478.877456] ? down_read+0xb0/0x1d0 [ 478.881087] ? ext4_filemap_fault+0x7a/0xad [ 478.885413] ? __down_interruptible+0x700/0x700 [ 478.890101] ? graph_lock+0x170/0x170 [ 478.893920] ? __sigqueue_free.part.27+0x7d/0xa0 [ 478.898703] ext4_filemap_fault+0x82/0xad [ 478.902874] __do_fault+0x100/0x6b0 [ 478.906521] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 478.911813] ? print_bad_pte+0x6c0/0x6c0 [ 478.915906] ? pmd_val+0x88/0x100 [ 478.919364] ? add_mm_counter_fast+0xd0/0xd0 [ 478.923779] ? pmd_val+0x88/0x100 [ 478.927241] ? add_mm_counter_fast+0xd0/0xd0 [ 478.931671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.937221] __handle_mm_fault+0x3709/0x53e0 [ 478.941657] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 478.946510] ? graph_lock+0x170/0x170 [ 478.950328] ? print_usage_bug+0xc0/0xc0 [ 478.954685] ? graph_lock+0x170/0x170 [ 478.958494] ? graph_lock+0x170/0x170 [ 478.962320] ? handle_mm_fault+0x42a/0xc70 [ 478.966564] ? lock_downgrade+0x900/0x900 [ 478.970716] ? check_preemption_disabled+0x48/0x200 [ 478.975745] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 478.981546] ? kasan_check_read+0x11/0x20 [ 478.985706] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 478.990994] ? rcu_bh_qs+0xc0/0xc0 [ 478.994538] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 479.000001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.005557] ? check_preemption_disabled+0x48/0x200 [ 479.010601] handle_mm_fault+0x54f/0xc70 [ 479.014677] ? __handle_mm_fault+0x53e0/0x53e0 [ 479.019272] ? find_vma+0x34/0x190 [ 479.022824] __do_page_fault+0x67d/0xed0 [ 479.026912] ? mm_fault_error+0x380/0x380 [ 479.031078] ? syscall_slow_exit_work+0x520/0x520 [ 479.035934] do_page_fault+0xf2/0x7e0 [ 479.039742] ? vmalloc_sync_all+0x30/0x30 [ 479.043894] ? error_entry+0x70/0xd0 [ 479.047615] ? trace_hardirqs_off_caller+0xbb/0x300 [ 479.052652] ? trace_hardirqs_on_caller+0xc0/0x300 [ 479.057601] ? syscall_return_slowpath+0x5e0/0x5e0 [ 479.063075] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 479.067929] ? trace_hardirqs_off+0x300/0x300 [ 479.072428] ? trace_hardirqs_off_caller+0x300/0x300 [ 479.077546] ? prepare_exit_to_usermode+0x291/0x3b0 [ 479.082567] ? page_fault+0x8/0x30 [ 479.086126] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 479.091001] ? page_fault+0x8/0x30 [ 479.094548] page_fault+0x1e/0x30 [ 479.098000] RIP: 0033:0x45db60 [ 479.101203] Code: Bad RIP value. [ 479.104574] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 479.109954] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 479.117229] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 479.124540] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 479.131821] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 479.139117] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 479.146435] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 479.146497] aoe: skb alloc failure [ 479.153732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 479.153738] Call Trace: [ 479.153765] dump_stack+0x1c4/0x2b4 [ 479.153782] ? dump_stack_print_info.cold.2+0x52/0x52 [ 479.153815] warn_alloc.cold.118+0xb7/0x1bd [ 479.157381] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 479.166716] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 479.169281] syz-fuzzer cpuset= [ 479.172914] ? lock_downgrade+0x900/0x900 [ 479.178083] / [ 479.182422] ? trace_hardirqs_off+0xb8/0x300 [ 479.192637] mems_allowed=0 [ 479.197489] ? trace_hardirqs_off+0xb8/0x300 [ 479.218243] __alloc_pages_slowpath+0x2667/0x2d80 [ 479.223159] ? warn_alloc+0x120/0x120 [ 479.226992] ? attach_entity_load_avg+0x860/0x860 [ 479.231856] ? warn_alloc+0x120/0x120 [ 479.235673] ? print_usage_bug+0xc0/0xc0 [ 479.239740] ? warn_alloc+0x120/0x120 [ 479.243548] ? print_usage_bug+0xc0/0xc0 [ 479.247625] ? rb_erase+0x3710/0x3710 [ 479.251455] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.257009] ? should_fail+0x22d/0xd01 [ 479.260909] ? find_held_lock+0x36/0x1c0 [ 479.264987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.270102] ? __lock_acquire+0x7ec/0x4ec0 [ 479.274361] ? should_fail+0x22d/0xd01 [ 479.278261] ? __update_load_avg_blocked_se+0x730/0x730 [ 479.283645] ? mark_held_locks+0x130/0x130 [ 479.287899] ? mark_held_locks+0x130/0x130 [ 479.292147] ? graph_lock+0x170/0x170 [ 479.295967] ? __lock_acquire+0x7ec/0x4ec0 [ 479.300215] ? update_load_avg+0x387/0x2470 [ 479.304547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.310099] ? graph_lock+0x170/0x170 [ 479.313920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.319471] ? check_preemption_disabled+0x48/0x200 [ 479.324496] ? check_preemption_disabled+0x48/0x200 [ 479.329539] ? __lock_is_held+0xb5/0x140 [ 479.333615] __alloc_pages_nodemask+0xa80/0xde0 [ 479.338300] ? graph_lock+0x170/0x170 [ 479.342116] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 479.347154] ? graph_lock+0x170/0x170 [ 479.350980] ? find_held_lock+0x36/0x1c0 [ 479.355059] ? ____cache_alloc_node+0x1c7/0x1e0 [ 479.359739] ? lock_downgrade+0x900/0x900 [ 479.363905] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 479.369458] cache_grow_begin+0x91/0x8c0 [ 479.373530] ? do_raw_spin_unlock+0xa7/0x2f0 [ 479.377963] fallback_alloc+0x203/0x2e0 [ 479.381966] ____cache_alloc_node+0x1c7/0x1e0 [ 479.386481] kmem_cache_alloc+0x1f8/0x730 [ 479.390653] skb_clone+0x1bb/0x500 [ 479.394207] ? skb_split+0x11e0/0x11e0 [ 479.398101] ? kasan_check_read+0x11/0x20 [ 479.402262] ? __schedule+0x150b/0x1ed0 [ 479.406244] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 479.411713] ? lock_repin_lock+0x430/0x430 [ 479.415974] bpf_clone_redirect+0xb9/0x490 [ 479.420219] ? __schedule+0x150b/0x1ed0 [ 479.424214] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 479.429250] ? __sched_text_start+0x8/0x8 [ 479.433405] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 479.438189] ? find_held_lock+0x36/0x1c0 [ 479.442275] ? lock_acquire+0x1ed/0x520 [ 479.446265] ? bpf_test_run+0x32e/0x5a0 [ 479.450252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.455810] ? check_preemption_disabled+0x48/0x200 [ 479.460865] ? kasan_check_read+0x11/0x20 [ 479.465034] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 479.470334] ? rcu_bh_qs+0xc0/0xc0 [ 479.473897] ? preempt_schedule+0x4d/0x60 [ 479.478061] ? ___preempt_schedule+0x16/0x18 [ 479.482495] ? bpf_test_run+0x1c0/0x5a0 [ 479.486499] ? netlink_diag_dump+0x2a0/0x2a0 [ 479.490926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.496500] ? bpf_test_init.isra.9+0x70/0x100 [ 479.501104] ? bpf_prog_test_run_skb+0x634/0xb40 [ 479.505894] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 479.510748] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 479.516292] ? fput+0x130/0x1a0 [ 479.519577] ? __bpf_prog_get+0x9b/0x290 [ 479.523648] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 479.528505] ? bpf_prog_test_run+0x130/0x1a0 [ 479.532939] ? __x64_sys_bpf+0x3d8/0x510 [ 479.537007] ? bpf_prog_get+0x20/0x20 [ 479.540840] ? do_syscall_64+0x1b9/0x820 [ 479.544922] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 479.550296] ? syscall_return_slowpath+0x5e0/0x5e0 [ 479.555240] ? trace_hardirqs_off+0x300/0x300 [ 479.559746] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 479.564781] ? recalc_sigpending_tsk+0x180/0x180 [ 479.569557] ? kasan_check_write+0x14/0x20 [ 479.573813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 479.578690] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 479.584089] warn_alloc_show_mem: 1 callbacks suppressed [ 479.584103] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 479.584105] Mem-Info: [ 479.584148] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 479.584148] active_file:18 inactive_file:16 isolated_file:0 [ 479.584148] unevictable:0 dirty:0 writeback:0 unstable:0 [ 479.584148] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 479.584148] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 479.584148] free:13631 free_pcp:197 free_cma:0 [ 479.589497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 479.596444] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 479.598863] Call Trace: [ 479.631744] Node 0 [ 479.641119] [ 479.669009] 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 [ 479.671577] dump_stack+0x1c4/0x2b4 [ 479.673779] lowmem_reserve[]: 0 [ 479.675945] ? dump_stack_print_info.cold.2+0x52/0x52 [ 479.701428] 2815 6318 [ 479.705090] warn_alloc.cold.118+0xb7/0x1bd [ 479.708327] 6318 [ 479.713551] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 479.716024] Node 0 [ 479.720356] ? lock_downgrade+0x900/0x900 [ 479.722424] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 479.727252] ? trace_hardirqs_off+0xb8/0x300 [ 479.729465] lowmem_reserve[]: [ 479.733631] ? trace_hardirqs_off+0xb8/0x300 [ 479.760157] 0 0 [ 479.764602] __alloc_pages_slowpath+0x2667/0x2d80 [ 479.767673] 3503 [ 479.772118] ? warn_alloc+0x120/0x120 [ 479.774036] 3503 [ 479.778893] ? __lock_acquire+0x7ec/0x4ec0 [ 479.780943] Node 0 [ 479.784742] ? warn_alloc+0x120/0x120 [ 479.786812] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 479.791016] ? print_usage_bug+0xc0/0xc0 [ 479.793222] lowmem_reserve[]: 0 [ 479.797037] ? warn_alloc+0x120/0x120 [ 479.825382] 0 0 [ 479.829472] ? print_usage_bug+0xc0/0xc0 [ 479.832734] 0 [ 479.836553] ? mark_held_locks+0x130/0x130 [ 479.838511] Node 0 [ 479.842589] ? mark_held_locks+0x130/0x130 [ 479.844363] DMA: 1*4kB [ 479.848619] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.850837] (U) [ 479.855087] ? should_fail+0x22d/0xd01 [ 479.857653] 0*8kB [ 479.863204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.865149] 0*16kB 1*32kB [ 479.869061] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.871211] (U) [ 479.876756] ? __lock_acquire+0x7ec/0x4ec0 [ 479.879575] 2*64kB (U) [ 479.884705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 479.886652] 1*128kB (U) [ 479.890900] ? should_fail+0x22d/0xd01 [ 479.893455] 1*256kB (U) [ 479.898579] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 479.901247] 0*512kB 1*1024kB [ 479.905161] ? mark_held_locks+0x130/0x130 [ 479.907795] (U) 1*2048kB [ 479.913347] ? mark_held_locks+0x130/0x130 [ 479.916430] (M) [ 479.920675] ? graph_lock+0x170/0x170 [ 479.923409] 3*4096kB (M) [ 479.927671] ? graph_lock+0x170/0x170 [ 479.929623] = 15908kB [ 479.929630] Node 0 DMA32: [ 479.933446] ? print_usage_bug+0xc0/0xc0 [ 479.936182] 4*4kB [ 479.939984] ? do_raw_spin_unlock+0xa7/0x2f0 [ 479.942374] (UM) [ 479.945223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.949261] 3*8kB [ 479.951414] ? check_preemption_disabled+0x48/0x200 [ 479.955978] (UM) 1*16kB [ 479.958063] ? check_preemption_disabled+0x48/0x200 [ 479.963579] (M) 2*32kB [ 479.965763] ? __lock_is_held+0xb5/0x140 [ 479.970753] (UM) [ 479.973443] __alloc_pages_nodemask+0xa80/0xde0 [ 479.978430] 2*64kB (M) [ 479.981041] ? graph_lock+0x170/0x170 [ 479.985073] 4*128kB (UM) [ 479.987157] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 479.991798] 2*256kB (M) [ 479.994411] ? graph_lock+0x170/0x170 [ 479.998186] 4*512kB (UM) [ 480.000969] ? find_held_lock+0x36/0x1c0 [ 480.006034] 3*1024kB (M) [ 480.008728] ? ____cache_alloc_node+0x1c7/0x1e0 [ 480.012492] 3*2048kB (M) [ 480.015280] ? lock_downgrade+0x900/0x900 [ 480.019400] 3*4096kB (M) [ 480.022182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.026818] = 24824kB [ 480.026829] Node 0 [ 480.029607] cache_grow_begin+0x91/0x8c0 [ 480.033719] Normal: 2044*4kB [ 480.036491] ? do_raw_spin_unlock+0xa7/0x2f0 [ 480.041999] (UMEH) 226*8kB [ 480.044464] fallback_alloc+0x203/0x2e0 [ 480.046665] (UMEH) 46*16kB [ 480.050754] ____cache_alloc_node+0x1c7/0x1e0 [ 480.053835] (UME) [ 480.058264] kmem_cache_alloc_node+0xe3/0x730 [ 480.061526] 28*32kB [ 480.065511] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 480.068410] (UME) 10*64kB [ 480.072937] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 480.075070] (UME) [ 480.079572] __alloc_skb+0x119/0x770 [ 480.081878] 4*128kB [ 480.086995] ? calc_wheel_index+0x220/0x220 [ 480.089820] (UM) [ 480.094421] ? skb_scrub_packet+0x490/0x490 [ 480.096550] 0*256kB [ 480.100274] ? vprintk_default+0x28/0x30 [ 480.102566] 2*512kB (U) [ 480.106930] ? vprintk_func+0x85/0x181 [ 480.108975] 0*1024kB [ 480.113309] ? printk+0xa7/0xcf [ 480.115618] 0*2048kB [ 480.120399] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 480.123054] 0*4096kB [ 480.126956] new_skb+0x26/0x1c0 [ 480.129352] = 13792kB [ 480.132638] aoecmd_cfg+0x279/0x7f0 [ 480.135033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 480.139795] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 480.142192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 480.145471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.147868] 413 total pagecache pages [ 480.151499] ? check_preemption_disabled+0x48/0x200 [ 480.160327] 0 pages in swap cache [ 480.164654] ? check_preemption_disabled+0x48/0x200 [ 480.164685] ? __lock_is_held+0xb5/0x140 [ 480.173262] Swap cache stats: add 0, delete 0, find 0/0 [ 480.178821] discover_timer+0x50/0x60 [ 480.182597] Free swap = 0kB [ 480.182608] Total swap = 0kB [ 480.187647] call_timer_fn+0x272/0x920 [ 480.191074] 1965979 pages RAM [ 480.196095] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 480.200138] 0 pages HighMem/MovableOnly [ 480.200148] 343323 pages reserved [ 480.205525] ? process_timeout+0x40/0x40 [ 480.209305] 0 pages cma reserved [ 480.212330] ? find_held_lock+0x36/0x1c0 [ 480.215479] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 480.219239] ? mark_held_locks+0xc7/0x130 [ 480.222325] syz-executor3 cpuset= [ 480.227186] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.231150] syz3 [ 480.234617] ? _raw_spin_unlock_irq+0x27/0x80 [ 480.238671] mems_allowed=0 [ 480.242047] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 480.282909] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 480.287522] ? trace_hardirqs_on+0xbd/0x310 [ 480.291875] ? kasan_check_read+0x11/0x20 [ 480.296055] ? __run_timers+0x7da/0xc70 [ 480.300059] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 480.305554] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 480.310424] __run_timers+0x7e5/0xc70 [ 480.314279] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 480.319889] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 480.324970] ? graph_lock+0x170/0x170 [ 480.328805] ? print_usage_bug+0xc0/0xc0 [ 480.332894] ? lock_release+0x970/0x970 [ 480.336900] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 480.342219] ? find_held_lock+0x36/0x1c0 [ 480.346406] ? graph_lock+0x170/0x170 [ 480.350499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.356063] ? check_preemption_disabled+0x48/0x200 [ 480.361122] ? __lock_is_held+0xb5/0x140 [ 480.365212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.370775] ? check_preemption_disabled+0x48/0x200 [ 480.375825] run_timer_softirq+0x52/0xb0 [ 480.379908] ? rcu_read_lock_sched_held+0x108/0x120 [ 480.384953] __do_softirq+0x30b/0xad8 [ 480.388788] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 480.393921] ? pvclock_read_flags+0x160/0x160 [ 480.398440] ? lapic_next_event+0x5a/0x90 [ 480.402603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.408172] ? check_preemption_disabled+0x48/0x200 [ 480.413191] ? check_preemption_disabled+0x48/0x200 [ 480.418224] ? kvm_clock_read+0x18/0x30 [ 480.422205] ? kvm_sched_clock_read+0x9/0x20 [ 480.426634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.432180] ? check_preemption_disabled+0x48/0x200 [ 480.437215] irq_exit+0x17f/0x1c0 [ 480.440677] smp_apic_timer_interrupt+0x1cb/0x760 [ 480.445519] ? smp_reschedule_interrupt+0x109/0x650 [ 480.450543] ? smp_call_function_single_interrupt+0x650/0x650 [ 480.456428] ? interrupt_entry+0xb5/0xf0 [ 480.460496] ? trace_hardirqs_off_caller+0xbb/0x300 [ 480.465518] ? trace_hardirqs_off_caller+0xbb/0x300 [ 480.470540] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 480.475388] ? trace_hardirqs_off+0x300/0x300 [ 480.479885] ? trace_hardirqs_off+0x300/0x300 [ 480.484381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.489922] ? check_preemption_disabled+0x48/0x200 [ 480.494943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.500499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 480.505353] apic_timer_interrupt+0xf/0x20 [ 480.509583] [ 480.511823] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 480.517544] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 480.536607] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 480.544464] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 480.551737] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 480.559009] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 480.566396] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 480.573794] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 480.581106] cgroup_file_notify+0x226/0x2f0 [ 480.585438] ? cgroup_procs_write_finish+0xf0/0xf0 [ 480.590372] ? print_usage_bug+0xc0/0xc0 [ 480.594444] ? find_held_lock+0x36/0x1c0 [ 480.598509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.604054] shrink_node+0x5e1/0x16b0 [ 480.607887] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 480.613198] ? shrink_node_memcg+0x18e0/0x18e0 [ 480.617793] ? kvm_clock_read+0x18/0x30 [ 480.621771] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 480.626799] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 480.631295] ? kasan_check_write+0x14/0x20 [ 480.635536] ? do_raw_spin_lock+0xc1/0x200 [ 480.639773] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 480.645313] ? __cpuset_node_allowed+0x19b/0x660 [ 480.650072] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 480.655784] ? delayacct_end+0x5a/0x100 [ 480.659777] do_try_to_free_pages+0x3e7/0x1290 [ 480.664383] ? shrink_node+0x16b0/0x16b0 [ 480.668447] ? __lock_is_held+0xb5/0x140 [ 480.672525] try_to_free_pages+0x4d0/0xb90 [ 480.676768] ? do_try_to_free_pages+0x1290/0x1290 [ 480.681613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.687178] ? lock_acquire+0x1ed/0x520 [ 480.691154] ? set_page_refcounted+0x280/0x280 [ 480.695748] ? lock_release+0x970/0x970 [ 480.699730] ? ___might_sleep+0x1ed/0x300 [ 480.703889] ? arch_local_save_flags+0x40/0x40 [ 480.708494] __alloc_pages_slowpath+0x993/0x2d80 [ 480.713293] ? warn_alloc+0x120/0x120 [ 480.717095] ? __radix_tree_lookup+0x4c0/0x4c0 [ 480.721701] ? find_get_entry+0x2f2/0xc40 [ 480.725873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.731419] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 480.736351] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.741894] ? should_fail+0x22d/0xd01 [ 480.745790] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 480.750896] ? __lock_is_held+0xb5/0x140 [ 480.754991] ? __lock_is_held+0xb5/0x140 [ 480.759066] ? __lock_acquire+0x7ec/0x4ec0 [ 480.763307] ? ___might_sleep+0x1ed/0x300 [ 480.767460] ? lock_release+0x970/0x970 [ 480.771445] ? arch_local_save_flags+0x40/0x40 [ 480.776041] ? __might_sleep+0x95/0x190 [ 480.780024] __alloc_pages_nodemask+0xa80/0xde0 [ 480.784705] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 480.789726] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 480.795526] ? kasan_check_read+0x11/0x20 [ 480.799685] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 480.804968] ? graph_lock+0x170/0x170 [ 480.808772] ? print_usage_bug+0xc0/0xc0 [ 480.812837] ? graph_lock+0x170/0x170 [ 480.816660] ? graph_lock+0x170/0x170 [ 480.820464] ? __do_page_cache_readahead+0x7ce/0x980 [ 480.825579] ? find_held_lock+0x36/0x1c0 [ 480.829656] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 480.835203] alloc_pages_current+0x10c/0x210 [ 480.839612] ? lock_downgrade+0x900/0x900 [ 480.843775] __page_cache_alloc+0x38f/0x5b0 [ 480.848103] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 480.853902] ? kasan_check_read+0x11/0x20 [ 480.858054] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 480.863337] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 480.868011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.873550] ? check_preemption_disabled+0x48/0x200 [ 480.878581] filemap_fault+0x1594/0x25f0 [ 480.882667] ? __lock_page_or_retry+0xa00/0xa00 [ 480.887338] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 480.893137] ? kasan_check_read+0x11/0x20 [ 480.897291] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 480.902575] ? rcu_bh_qs+0xc0/0xc0 [ 480.906156] ? print_usage_bug+0xc0/0xc0 [ 480.910229] ? filemap_map_pages+0xdea/0x1980 [ 480.914737] ? print_usage_bug+0xc0/0xc0 [ 480.918811] ? find_get_pages_range_tag+0x1320/0x1320 [ 480.924004] ? print_usage_bug+0xc0/0xc0 [ 480.928069] ? __lock_acquire+0x7ec/0x4ec0 [ 480.932306] ? graph_lock+0x170/0x170 [ 480.936113] ? __sigqueue_free.part.27+0x7d/0xa0 [ 480.940894] ? __lock_acquire+0x7ec/0x4ec0 [ 480.945151] ? lock_acquire+0x1ed/0x520 [ 480.949137] ? ext4_filemap_fault+0x7a/0xad [ 480.953729] ? lock_release+0x970/0x970 [ 480.957709] ? arch_local_save_flags+0x40/0x40 [ 480.962295] ? mark_held_locks+0x130/0x130 [ 480.966550] ? down_read+0xb0/0x1d0 [ 480.970181] ? ext4_filemap_fault+0x7a/0xad [ 480.974509] ? __down_interruptible+0x700/0x700 [ 480.979185] ? graph_lock+0x170/0x170 [ 480.982994] ? __sigqueue_free.part.27+0x7d/0xa0 [ 480.987778] ext4_filemap_fault+0x82/0xad [ 480.991933] __do_fault+0x100/0x6b0 [ 480.995562] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 481.000859] ? print_bad_pte+0x6c0/0x6c0 [ 481.004937] ? pmd_val+0x88/0x100 [ 481.008392] ? add_mm_counter_fast+0xd0/0xd0 [ 481.012804] ? pmd_val+0x88/0x100 [ 481.016263] ? add_mm_counter_fast+0xd0/0xd0 [ 481.020677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.026225] __handle_mm_fault+0x3709/0x53e0 [ 481.030655] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 481.035590] ? graph_lock+0x170/0x170 [ 481.039395] ? print_usage_bug+0xc0/0xc0 [ 481.043460] ? graph_lock+0x170/0x170 [ 481.047262] ? graph_lock+0x170/0x170 [ 481.051084] ? handle_mm_fault+0x42a/0xc70 [ 481.055327] ? lock_downgrade+0x900/0x900 [ 481.059958] ? check_preemption_disabled+0x48/0x200 [ 481.064987] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 481.070902] ? kasan_check_read+0x11/0x20 [ 481.075055] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 481.080336] ? rcu_bh_qs+0xc0/0xc0 [ 481.083888] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 481.089340] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.094885] ? check_preemption_disabled+0x48/0x200 [ 481.099914] handle_mm_fault+0x54f/0xc70 [ 481.103985] ? __handle_mm_fault+0x53e0/0x53e0 [ 481.108573] ? find_vma+0x34/0x190 [ 481.112125] __do_page_fault+0x67d/0xed0 [ 481.116198] ? mm_fault_error+0x380/0x380 [ 481.120360] ? syscall_slow_exit_work+0x520/0x520 [ 481.125216] do_page_fault+0xf2/0x7e0 [ 481.129024] ? vmalloc_sync_all+0x30/0x30 [ 481.133174] ? error_entry+0x70/0xd0 [ 481.136891] ? trace_hardirqs_off_caller+0xbb/0x300 [ 481.141908] ? trace_hardirqs_on_caller+0xc0/0x300 [ 481.146838] ? syscall_return_slowpath+0x5e0/0x5e0 [ 481.151776] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.156621] ? trace_hardirqs_off+0x300/0x300 [ 481.161126] ? trace_hardirqs_off_caller+0x300/0x300 [ 481.166241] ? prepare_exit_to_usermode+0x291/0x3b0 [ 481.171261] ? page_fault+0x8/0x30 [ 481.174806] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.179656] ? page_fault+0x8/0x30 [ 481.183201] page_fault+0x1e/0x30 [ 481.186669] RIP: 0033:0x45db60 [ 481.189887] Code: Bad RIP value. [ 481.193248] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 481.198617] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 481.205897] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 481.213169] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 481.220438] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 481.227710] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 481.235031] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95 [ 481.235095] aoe: skb alloc failure [ 481.242403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.242409] Call Trace: [ 481.242433] dump_stack+0x1c4/0x2b4 [ 481.242452] ? dump_stack_print_info.cold.2+0x52/0x52 [ 481.242483] warn_alloc.cold.118+0xb7/0x1bd [ 481.246026] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 481.255354] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 481.257919] syz-fuzzer cpuset= [ 481.261546] ? lock_downgrade+0x900/0x900 [ 481.266711] / [ 481.271038] ? trace_hardirqs_off+0xb8/0x300 [ 481.281238] mems_allowed=0 [ 481.286078] ? trace_hardirqs_off+0xb8/0x300 [ 481.306807] __alloc_pages_slowpath+0x2667/0x2d80 [ 481.311694] ? warn_alloc+0x120/0x120 [ 481.315505] ? attach_entity_load_avg+0x860/0x860 [ 481.320351] ? warn_alloc+0x120/0x120 [ 481.324165] ? print_usage_bug+0xc0/0xc0 [ 481.328230] ? warn_alloc+0x120/0x120 [ 481.332032] ? print_usage_bug+0xc0/0xc0 [ 481.336103] ? rb_erase+0x3710/0x3710 [ 481.339921] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.345460] ? should_fail+0x22d/0xd01 [ 481.349353] ? find_held_lock+0x36/0x1c0 [ 481.353419] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.358530] ? __lock_acquire+0x7ec/0x4ec0 [ 481.362779] ? should_fail+0x22d/0xd01 [ 481.366669] ? __update_load_avg_blocked_se+0x730/0x730 [ 481.372045] ? mark_held_locks+0x130/0x130 [ 481.376288] ? mark_held_locks+0x130/0x130 [ 481.380526] ? graph_lock+0x170/0x170 [ 481.384335] ? __lock_acquire+0x7ec/0x4ec0 [ 481.388575] ? update_load_avg+0x387/0x2470 [ 481.392906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.398448] ? graph_lock+0x170/0x170 [ 481.402256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.407823] ? check_preemption_disabled+0x48/0x200 [ 481.412858] ? check_preemption_disabled+0x48/0x200 [ 481.417902] ? __lock_is_held+0xb5/0x140 [ 481.421974] __alloc_pages_nodemask+0xa80/0xde0 [ 481.426659] ? graph_lock+0x170/0x170 [ 481.430468] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 481.435482] ? graph_lock+0x170/0x170 [ 481.439297] ? find_held_lock+0x36/0x1c0 [ 481.443377] ? ____cache_alloc_node+0x1c7/0x1e0 [ 481.448056] ? lock_downgrade+0x900/0x900 [ 481.452221] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 481.457771] cache_grow_begin+0x91/0x8c0 [ 481.461841] ? do_raw_spin_unlock+0xa7/0x2f0 [ 481.466276] fallback_alloc+0x203/0x2e0 [ 481.470265] ____cache_alloc_node+0x1c7/0x1e0 [ 481.474769] kmem_cache_alloc+0x1f8/0x730 [ 481.478934] skb_clone+0x1bb/0x500 [ 481.482478] ? skb_split+0x11e0/0x11e0 [ 481.486370] ? kasan_check_read+0x11/0x20 [ 481.490523] ? __schedule+0x150b/0x1ed0 [ 481.494504] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 481.499962] ? lock_repin_lock+0x430/0x430 [ 481.504219] bpf_clone_redirect+0xb9/0x490 [ 481.508463] ? __schedule+0x150b/0x1ed0 [ 481.512450] bpf_prog_bebbfe2050753572+0xb39/0x1000 [ 481.517475] ? __sched_text_start+0x8/0x8 [ 481.521626] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 481.526402] ? find_held_lock+0x36/0x1c0 [ 481.530477] ? lock_acquire+0x1ed/0x520 [ 481.534454] ? bpf_test_run+0x32e/0x5a0 [ 481.538434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.543975] ? check_preemption_disabled+0x48/0x200 [ 481.549003] ? kasan_check_read+0x11/0x20 [ 481.553162] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 481.558445] ? rcu_bh_qs+0xc0/0xc0 [ 481.561991] ? preempt_schedule+0x4d/0x60 [ 481.566153] ? ___preempt_schedule+0x16/0x18 [ 481.570578] ? bpf_test_run+0x1c0/0x5a0 [ 481.574573] ? netlink_diag_dump+0x2a0/0x2a0 [ 481.578989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.584532] ? bpf_test_init.isra.9+0x70/0x100 [ 481.589133] ? bpf_prog_test_run_skb+0x634/0xb40 [ 481.593902] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 481.598748] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 481.604289] ? fput+0x130/0x1a0 [ 481.607578] ? __bpf_prog_get+0x9b/0x290 [ 481.611649] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 481.616494] ? bpf_prog_test_run+0x130/0x1a0 [ 481.620912] ? __x64_sys_bpf+0x3d8/0x510 [ 481.624982] ? bpf_prog_get+0x20/0x20 [ 481.628808] ? do_syscall_64+0x1b9/0x820 [ 481.632877] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 481.638246] ? syscall_return_slowpath+0x5e0/0x5e0 [ 481.643184] ? trace_hardirqs_off+0x300/0x300 [ 481.647682] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 481.652701] ? recalc_sigpending_tsk+0x180/0x180 [ 481.657459] ? kasan_check_write+0x14/0x20 [ 481.661707] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.666567] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 481.671953] warn_alloc_show_mem: 1 callbacks suppressed [ 481.671965] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95 [ 481.671968] Mem-Info: [ 481.672003] active_anon:42551 inactive_anon:372 isolated_anon:0 [ 481.672003] active_file:18 inactive_file:16 isolated_file:0 [ 481.672003] unevictable:0 dirty:0 writeback:0 unstable:0 [ 481.672003] slab_reclaimable:9758 slab_unreclaimable:1480140 [ 481.672003] mapped:41138 shmem:379 pagetables:629 bounce:0 [ 481.672003] free:13631 free_pcp:197 free_cma:0 [ 481.677342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.684278] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 481.686683] Call Trace: [ 481.719562] Node 0 [ 481.728914] [ 481.756605] 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 [ 481.759166] dump_stack+0x1c4/0x2b4 [ 481.761370] lowmem_reserve[]: 0 [ 481.763532] ? dump_stack_print_info.cold.2+0x52/0x52 [ 481.789008] 2815 6318 [ 481.792668] warn_alloc.cold.118+0xb7/0x1bd [ 481.795903] 6318 [ 481.801099] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 481.803576] Node 0 [ 481.807898] ? lock_downgrade+0x900/0x900 [ 481.809967] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 481.814784] ? trace_hardirqs_off+0xb8/0x300 [ 481.816991] lowmem_reserve[]: 0 [ 481.821151] ? trace_hardirqs_off+0xb8/0x300 [ 481.847669] 0 3503 [ 481.852096] __alloc_pages_slowpath+0x2667/0x2d80 [ 481.855338] 3503 [ 481.859816] ? warn_alloc+0x120/0x120 [ 481.862006] Node 0 [ 481.866855] ? __lock_acquire+0x7ec/0x4ec0 [ 481.868926] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB [ 481.872691] ? warn_alloc+0x120/0x120 [ 481.874899] lowmem_reserve[]: 0 [ 481.879146] ? print_usage_bug+0xc0/0xc0 [ 481.907493] 0 [ 481.911293] ? warn_alloc+0x120/0x120 [ 481.914554] 0 0 [ 481.918621] ? print_usage_bug+0xc0/0xc0 [ 481.920407] Node 0 [ 481.924215] ? mark_held_locks+0x130/0x130 [ 481.926167] DMA: 1*4kB [ 481.930236] ? mark_held_locks+0x130/0x130 [ 481.932455] (U) [ 481.936687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.939243] 0*8kB 0*16kB [ 481.943486] ? should_fail+0x22d/0xd01 [ 481.945444] 1*32kB [ 481.950984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.953887] (U) 2*64kB [ 481.957786] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.959997] (U) 1*128kB [ 481.965544] ? __lock_acquire+0x7ec/0x4ec0 [ 481.968099] (U) 1*256kB [ 481.973212] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.975869] (U) [ 481.980142] ? should_fail+0x22d/0xd01 [ 481.980162] ? __sanitizer_cov_trace_const_cmp1+0x10/0x20 [ 481.982808] 0*512kB 1*1024kB [ 481.987930] ? mark_held_locks+0x130/0x130 [ 481.989889] (U) 1*2048kB [ 481.993799] ? mark_held_locks+0x130/0x130 [ 481.999317] (M) 3*4096kB [ 482.002434] ? graph_lock+0x170/0x170 [ 482.006644] (M) = 15908kB [ 482.009410] ? graph_lock+0x170/0x170 [ 482.013626] Node 0 DMA32: [ 482.016389] ? print_usage_bug+0xc0/0xc0 [ 482.020166] 4*4kB [ 482.022923] ? do_raw_spin_unlock+0xa7/0x2f0 [ 482.026701] (UM) [ 482.029557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.033581] 3*8kB (UM) [ 482.035740] ? check_preemption_disabled+0x48/0x200 [ 482.040119] 1*16kB (M) [ 482.042191] ? check_preemption_disabled+0x48/0x200 [ 482.047698] 2*32kB (UM) [ 482.050303] ? __lock_is_held+0xb5/0x140 [ 482.055279] 2*64kB (M) [ 482.057889] __alloc_pages_nodemask+0xa80/0xde0 [ 482.063193] 4*128kB (UM) [ 482.065897] ? graph_lock+0x170/0x170 [ 482.069929] 2*256kB (M) [ 482.072534] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 482.077168] 4*512kB (UM) [ 482.079944] ? graph_lock+0x170/0x170 [ 482.083714] 3*1024kB (M) [ 482.086408] ? find_held_lock+0x36/0x1c0 [ 482.091384] 3*2048kB (M) [ 482.094165] ? ____cache_alloc_node+0x1c7/0x1e0 [ 482.097931] 3*4096kB (M) [ 482.100699] ? lock_downgrade+0x900/0x900 [ 482.104734] = 24824kB [ 482.107495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.112141] Node 0 [ 482.114906] cache_grow_begin+0x91/0x8c0 [ 482.119110] Normal: 2044*4kB [ 482.121539] ? do_raw_spin_unlock+0xa7/0x2f0 [ 482.127136] (UMEH) 226*8kB [ 482.129395] fallback_alloc+0x203/0x2e0 [ 482.133416] (UMEH) 46*16kB [ 482.136536] ____cache_alloc_node+0x1c7/0x1e0 [ 482.140919] (UME) [ 482.143864] kmem_cache_alloc_node+0xe3/0x730 [ 482.147815] 28*32kB [ 482.150749] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 482.155208] (UME) 10*64kB [ 482.157369] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 482.161830] (UME) 4*128kB [ 482.164178] __alloc_skb+0x119/0x770 [ 482.169247] (UM) 0*256kB [ 482.172107] ? calc_wheel_index+0x220/0x220 [ 482.176659] 2*512kB (U) [ 482.179516] ? skb_scrub_packet+0x490/0x490 [ 482.183199] 0*1024kB 0*2048kB [ 482.185977] ? vprintk_default+0x28/0x30 [ 482.190263] 0*4096kB = 13792kB [ 482.192941] ? vprintk_func+0x85/0x181 [ 482.197249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 482.200435] ? printk+0xa7/0xcf [ 482.204479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 482.207662] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 482.211528] 413 total pagecache pages [ 482.220370] new_skb+0x26/0x1c0 [ 482.223630] 0 pages in swap cache [ 482.232205] aoecmd_cfg+0x279/0x7f0 [ 482.236944] Swap cache stats: add 0, delete 0, find 0/0 [ 482.240908] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 482.244159] Free swap = 0kB [ 482.244169] Total swap = 0kB [ 482.247630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.251230] 1965979 pages RAM [ 482.256593] ? check_preemption_disabled+0x48/0x200 [ 482.260888] 0 pages HighMem/MovableOnly [ 482.260898] 343323 pages reserved [ 482.263920] ? check_preemption_disabled+0x48/0x200 [ 482.266914] 0 pages cma reserved [ 482.267310] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 482.272465] ? __lock_is_held+0xb5/0x140 [ 482.275548] ksoftirqd/0 cpuset= [ 482.280572] discover_timer+0x50/0x60 [ 482.284513] / [ 482.287966] call_timer_fn+0x272/0x920 [ 482.292957] mems_allowed=0 [ 482.326203] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 482.331054] ? process_timeout+0x40/0x40 [ 482.335117] ? find_held_lock+0x36/0x1c0 [ 482.339193] ? mark_held_locks+0xc7/0x130 [ 482.343346] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.347842] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.352350] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 482.357197] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 482.361785] ? trace_hardirqs_on+0xbd/0x310 [ 482.366108] ? kasan_check_read+0x11/0x20 [ 482.370265] ? __run_timers+0x7da/0xc70 [ 482.374243] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 482.379713] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 482.384558] __run_timers+0x7e5/0xc70 [ 482.388381] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 482.393750] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 482.398766] ? graph_lock+0x170/0x170 [ 482.402587] ? print_usage_bug+0xc0/0xc0 [ 482.406654] ? lock_release+0x970/0x970 [ 482.410658] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 482.415864] ? find_held_lock+0x36/0x1c0 [ 482.419941] ? graph_lock+0x170/0x170 [ 482.423754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.429293] ? check_preemption_disabled+0x48/0x200 [ 482.434322] ? __lock_is_held+0xb5/0x140 [ 482.438394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.443938] ? check_preemption_disabled+0x48/0x200 [ 482.448975] run_timer_softirq+0x52/0xb0 [ 482.453042] ? rcu_read_lock_sched_held+0x108/0x120 [ 482.458064] __do_softirq+0x30b/0xad8 [ 482.461887] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 482.466999] ? pvclock_read_flags+0x160/0x160 [ 482.471495] ? lapic_next_event+0x5a/0x90 [ 482.475664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.481207] ? check_preemption_disabled+0x48/0x200 [ 482.486222] ? check_preemption_disabled+0x48/0x200 [ 482.491244] ? kvm_clock_read+0x18/0x30 [ 482.495224] ? kvm_sched_clock_read+0x9/0x20 [ 482.499645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.505184] ? check_preemption_disabled+0x48/0x200 [ 482.510219] irq_exit+0x17f/0x1c0 [ 482.513684] smp_apic_timer_interrupt+0x1cb/0x760 [ 482.518532] ? smp_reschedule_interrupt+0x109/0x650 [ 482.523552] ? smp_call_function_single_interrupt+0x650/0x650 [ 482.529441] ? interrupt_entry+0xb5/0xf0 [ 482.533507] ? trace_hardirqs_off_caller+0xbb/0x300 [ 482.538524] ? trace_hardirqs_off_caller+0xbb/0x300 [ 482.543547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.548400] ? trace_hardirqs_off+0x300/0x300 [ 482.552898] ? trace_hardirqs_off+0x300/0x300 [ 482.557399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.562939] ? check_preemption_disabled+0x48/0x200 [ 482.567960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.573510] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.578370] apic_timer_interrupt+0xf/0x20 [ 482.582646] [ 482.584913] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0 [ 482.590633] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01 [ 482.609536] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 482.617247] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196 [ 482.624515] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282 [ 482.631783] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006 [ 482.639051] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40 [ 482.646326] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282 [ 482.653641] cgroup_file_notify+0x226/0x2f0 [ 482.657976] ? cgroup_procs_write_finish+0xf0/0xf0 [ 482.662908] ? print_usage_bug+0xc0/0xc0 [ 482.666980] ? find_held_lock+0x36/0x1c0 [ 482.671048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 482.676600] shrink_node+0x5e1/0x16b0 [ 482.680405] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 482.685712] ? shrink_node_memcg+0x18e0/0x18e0 [ 482.690300] ? kvm_clock_read+0x18/0x30 [ 482.694275] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 482.699312] ? ktime_get_raw_ts64+0x4f0/0x4f0 [ 482.703806] ? kasan_check_write+0x14/0x20 [ 482.708063] ? do_raw_spin_lock+0xc1/0x200 [ 482.712302] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 482.717860] ? __cpuset_node_allowed+0x19b/0x660 [ 482.722620] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 482.728342] ? delayacct_end+0x5a/0x100 [ 482.732328] do_try_to_free_pages+0x3e7/0x1290 [ 482.736933] ? shrink_node+0x16b0/0x16b0 [ 482.740996] ? __lock_is_held+0xb5/0x140 [ 482.745084] try_to_free_pages+0x4d0/0xb90 [ 482.749325] ? do_try_to_free_pages+0x1290/0x1290 [ 482.754171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.759726] ? lock_acquire+0x1ed/0x520 [ 482.763703] ? set_page_refcounted+0x280/0x280 [ 482.768292] ? lock_release+0x970/0x970 [ 482.772272] ? ___might_sleep+0x1ed/0x300 [ 482.776426] ? arch_local_save_flags+0x40/0x40 [ 482.781026] __alloc_pages_slowpath+0x993/0x2d80 [ 482.785815] ? warn_alloc+0x120/0x120 [ 482.789631] ? __radix_tree_lookup+0x4c0/0x4c0 [ 482.794231] ? find_get_entry+0x2f2/0xc40 [ 482.798391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.803931] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 482.808868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 482.814413] ? should_fail+0x22d/0xd01 [ 482.818307] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 482.823414] ? __lock_is_held+0xb5/0x140 [ 482.827505] ? __lock_is_held+0xb5/0x140 [ 482.831575] ? __lock_acquire+0x7ec/0x4ec0 [ 482.835813] ? ___might_sleep+0x1ed/0x300 [ 482.839965] ? lock_release+0x970/0x970 [ 482.843944] ? arch_local_save_flags+0x40/0x40 [ 482.848543] ? __might_sleep+0x95/0x190 [ 482.852522] __alloc_pages_nodemask+0xa80/0xde0 [ 482.857202] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 482.862227] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 482.868025] ? kasan_check_read+0x11/0x20 [ 482.872180] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 482.877470] ? graph_lock+0x170/0x170 [ 482.881274] ? print_usage_bug+0xc0/0xc0 [ 482.885345] ? graph_lock+0x170/0x170 [ 482.889150] ? graph_lock+0x170/0x170 [ 482.892958] ? __do_page_cache_readahead+0x7ce/0x980 [ 482.898069] ? find_held_lock+0x36/0x1c0 [ 482.902139] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 482.907686] alloc_pages_current+0x10c/0x210 [ 482.912097] ? lock_downgrade+0x900/0x900 [ 482.916257] __page_cache_alloc+0x38f/0x5b0 [ 482.920583] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 482.926385] ? kasan_check_read+0x11/0x20 [ 482.930535] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 482.935816] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 482.940498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 482.946034] ? check_preemption_disabled+0x48/0x200 [ 482.951064] filemap_fault+0x1594/0x25f0 [ 482.955478] ? __lock_page_or_retry+0xa00/0xa00 [ 482.960163] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 482.965968] ? kasan_check_read+0x11/0x20 [ 482.970120] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 482.975403] ? rcu_bh_qs+0xc0/0xc0 [ 482.978951] ? print_usage_bug+0xc0/0xc0 [ 482.983023] ? filemap_map_pages+0xdea/0x1980 [ 482.987525] ? print_usage_bug+0xc0/0xc0 [ 482.991602] ? find_get_pages_range_tag+0x1320/0x1320 [ 482.996801] ? print_usage_bug+0xc0/0xc0 [ 483.000871] ? __lock_acquire+0x7ec/0x4ec0 [ 483.005113] ? graph_lock+0x170/0x170 [ 483.008920] ? __sigqueue_free.part.27+0x7d/0xa0 [ 483.013685] ? __lock_acquire+0x7ec/0x4ec0 [ 483.017935] ? lock_acquire+0x1ed/0x520 [ 483.021910] ? ext4_filemap_fault+0x7a/0xad [ 483.026241] ? lock_release+0x970/0x970 [ 483.030220] ? arch_local_save_flags+0x40/0x40 [ 483.034808] ? mark_held_locks+0x130/0x130 [ 483.039060] ? down_read+0xb0/0x1d0 [ 483.042686] ? ext4_filemap_fault+0x7a/0xad [ 483.047011] ? __down_interruptible+0x700/0x700 [ 483.051686] ? graph_lock+0x170/0x170 [ 483.055493] ? __sigqueue_free.part.27+0x7d/0xa0 [ 483.060753] ext4_filemap_fault+0x82/0xad [ 483.064909] __do_fault+0x100/0x6b0 [ 483.068536] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 483.073821] ? print_bad_pte+0x6c0/0x6c0 [ 483.077902] ? pmd_val+0x88/0x100 [ 483.081357] ? add_mm_counter_fast+0xd0/0xd0 [ 483.085768] ? pmd_val+0x88/0x100 [ 483.089226] ? add_mm_counter_fast+0xd0/0xd0 [ 483.093646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 483.099193] __handle_mm_fault+0x3709/0x53e0 [ 483.103615] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 483.108471] ? graph_lock+0x170/0x170 [ 483.112274] ? print_usage_bug+0xc0/0xc0 [ 483.116355] ? graph_lock+0x170/0x170 [ 483.120164] ? graph_lock+0x170/0x170 [ 483.123988] ? handle_mm_fault+0x42a/0xc70 [ 483.128224] ? lock_downgrade+0x900/0x900 [ 483.132375] ? check_preemption_disabled+0x48/0x200 [ 483.137403] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 483.143204] ? kasan_check_read+0x11/0x20 [ 483.147359] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 483.152644] ? rcu_bh_qs+0xc0/0xc0 [ 483.156187] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 483.161651] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 483.167192] ? check_preemption_disabled+0x48/0x200 [ 483.172221] handle_mm_fault+0x54f/0xc70 [ 483.176315] ? __handle_mm_fault+0x53e0/0x53e0 [ 483.180904] ? find_vma+0x34/0x190 [ 483.184451] __do_page_fault+0x67d/0xed0 [ 483.188528] ? mm_fault_error+0x380/0x380 [ 483.192686] ? syscall_slow_exit_work+0x520/0x520 [ 483.197538] do_page_fault+0xf2/0x7e0 [ 483.201342] ? vmalloc_sync_all+0x30/0x30 [ 483.205497] ? error_entry+0x70/0xd0 [ 483.209218] ? trace_hardirqs_off_caller+0xbb/0x300 [ 483.214234] ? trace_hardirqs_on_caller+0xc0/0x300 [ 483.219181] ? syscall_return_slowpath+0x5e0/0x5e0 [ 483.224119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.228970] ? trace_hardirqs_off+0x300/0x300 [ 483.233470] ? trace_hardirqs_off_caller+0x300/0x300 [ 483.238586] ? prepare_exit_to_usermode+0x291/0x3b0 [ 483.243635] ? page_fault+0x8/0x30 [ 483.247188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.252041] ? page_fault+0x8/0x30 [ 483.255587] page_fault+0x1e/0x30 [ 483.259040] RIP: 0033:0x45db60 [ 483.262235] Code: Bad RIP value. [ 483.265600] RSP: 002b:000000c420047ab8 EFLAGS: 00010246 [ 483.270970] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89 [ 483.278245] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011 [ 483.285522] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308 [ 483.292799] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 483.300074] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000 [ 483.307387] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95