236.575324] ? __lock_acquire+0x62f/0x4c20 [ 236.579554] ? mark_held_locks+0x130/0x130 [ 236.583781] ? __lock_acquire+0x62f/0x4c20 [ 236.588027] ? kasan_check_read+0x11/0x20 [ 236.592173] ? finish_task_switch+0x1f4/0x910 [ 236.596663] ? trace_hardirqs_off_caller+0x310/0x310 [ 236.601763] ? compat_start_thread+0x80/0x80 [ 236.606189] ? mark_held_locks+0x130/0x130 [ 236.610422] ? mark_held_locks+0x130/0x130 [ 236.614649] ? finish_task_switch+0x1f4/0x910 [ 236.619139] ? finish_task_switch+0x1b4/0x910 [ 236.623626] ? __switch_to_asm+0x34/0x70 [ 236.627694] ? preempt_notifier_register+0x200/0x200 [ 236.632786] ? __switch_to_asm+0x34/0x70 [ 236.636838] ? __switch_to_asm+0x34/0x70 [ 236.640891] ? __switch_to_asm+0x34/0x70 [ 236.644954] ? __switch_to_asm+0x40/0x70 [ 236.649017] ? __switch_to_asm+0x34/0x70 [ 236.653072] ? __switch_to_asm+0x40/0x70 [ 236.657138] ? __switch_to_asm+0x34/0x70 [ 236.661192] ? __switch_to_asm+0x34/0x70 [ 236.665246] ? __switch_to_asm+0x34/0x70 [ 236.669299] ? __switch_to_asm+0x40/0x70 [ 236.673357] ? __switch_to_asm+0x34/0x70 [ 236.677410] ? __switch_to_asm+0x40/0x70 [ 236.681471] ? zap_class+0x640/0x640 [ 236.685184] ? __schedule+0x8d7/0x21d0 [ 236.689061] ? print_usage_bug+0xc0/0xc0 [ 236.693130] ? wait_consider_task+0x245/0x3bb0 [ 236.697708] ? zap_class+0x640/0x640 [ 236.701416] ? find_held_lock+0x36/0x1c0 [ 236.705477] ? memset+0x31/0x40 [ 236.708762] ? find_held_lock+0x36/0x1c0 [ 236.712824] ? get_signal+0x95b/0x1980 [ 236.716705] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.721192] ? _raw_spin_unlock_irq+0x27/0x80 [ 236.725684] do_group_exit+0x177/0x440 [ 236.729570] ? trace_hardirqs_off_caller+0x310/0x310 [ 236.734675] ? __ia32_sys_exit+0x50/0x50 [ 236.738740] get_signal+0x8b0/0x1980 [ 236.742459] ? ptrace_notify+0x130/0x130 [ 236.746513] ? zap_class+0x640/0x640 [ 236.750224] ? zap_class+0x640/0x640 [ 236.753930] ? zap_class+0x640/0x640 [ 236.757638] ? put_pid.part.2+0x1c5/0x240 [ 236.761781] ? find_held_lock+0x36/0x1c0 [ 236.765845] do_signal+0x9c/0x21c0 [ 236.769380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.774913] ? kernel_wait4+0x2e0/0x3f0 [ 236.778883] ? __ia32_sys_waitid+0x140/0x140 [ 236.783282] ? setup_sigcontext+0x7d0/0x7d0 [ 236.787610] ? task_stopped_code+0x190/0x190 [ 236.792107] ? exit_to_usermode_loop+0x8c/0x380 [ 236.796773] ? exit_to_usermode_loop+0x8c/0x380 [ 236.801435] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 236.806008] ? trace_hardirqs_on+0xbd/0x310 [ 236.810339] ? __do_sys_wait4+0xaf/0x150 [ 236.814396] ? do_syscall_64+0x6be/0x820 [ 236.818460] ? do_syscall_64+0x9a/0x820 [ 236.822430] ? do_syscall_64+0x9a/0x820 [ 236.826407] exit_to_usermode_loop+0x2e5/0x380 [ 236.830993] ? __bpf_trace_sys_exit+0x30/0x30 [ 236.835496] do_syscall_64+0x6be/0x820 [ 236.839384] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 236.844742] ? syscall_return_slowpath+0x5e0/0x5e0 [ 236.849666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.854504] ? trace_hardirqs_on_caller+0x310/0x310 [ 236.859512] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 236.864526] ? prepare_exit_to_usermode+0x291/0x3b0 [ 236.869543] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.874402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.879583] RIP: 0033:0x41124a [ 236.882776] Code: Bad RIP value. [ 236.886132] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 236.893831] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 236.901091] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 236.908355] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 236.915674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 236.922960] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 236.930246] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 236.930455] syz-executor1: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 236.937166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.947626] syz-executor1 cpuset= [ 236.956955] Call Trace: [ 236.956973] / [ 236.960403] [ 236.962968] mems_allowed=0 [ 236.969841] dump_stack+0x244/0x39d [ 236.973465] ? dump_stack_print_info.cold.1+0x20/0x20 [ 236.978656] warn_alloc.cold.117+0xb7/0x1bd [ 236.982980] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 236.987821] ? lock_downgrade+0x900/0x900 [ 236.991978] ? trace_hardirqs_off+0xb8/0x310 [ 236.996381] ? trace_hardirqs_off+0xb8/0x310 [ 237.000788] __alloc_pages_slowpath+0x2660/0x2d70 [ 237.005646] ? warn_alloc+0x120/0x120 [ 237.009439] ? zap_class+0x640/0x640 [ 237.013146] ? warn_alloc+0x120/0x120 [ 237.016936] ? print_usage_bug+0xc0/0xc0 [ 237.020999] ? warn_alloc+0x120/0x120 [ 237.024793] ? print_usage_bug+0xc0/0xc0 [ 237.028848] ? __lock_acquire+0x62f/0x4c20 [ 237.033547] ? __lock_acquire+0x62f/0x4c20 [ 237.037778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.043329] ? should_fail+0x22d/0xd01 [ 237.047213] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.052306] ? __lock_acquire+0x62f/0x4c20 [ 237.056550] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.061641] ? __lock_acquire+0x62f/0x4c20 [ 237.065861] ? should_fail+0x22d/0xd01 [ 237.069744] ? find_held_lock+0x36/0x1c0 [ 237.073802] ? mark_held_locks+0x130/0x130 [ 237.078032] ? mark_held_locks+0x130/0x130 [ 237.082253] ? zap_class+0x640/0x640 [ 237.085966] ? zap_class+0x640/0x640 [ 237.089690] ? print_usage_bug+0xc0/0xc0 [ 237.093738] ? do_raw_spin_unlock+0xa7/0x330 [ 237.098138] ? zap_class+0x640/0x640 [ 237.101844] ? print_usage_bug+0xc0/0xc0 [ 237.105894] ? wq_watchdog_touch+0x9c/0xfe [ 237.110124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.115649] ? check_preemption_disabled+0x48/0x280 [ 237.120664] ? __lock_is_held+0xb5/0x140 [ 237.124727] __alloc_pages_nodemask+0xa80/0xde0 [ 237.129386] ? zap_class+0x640/0x640 [ 237.133094] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 237.138110] ? find_held_lock+0x36/0x1c0 [ 237.142173] ? ____cache_alloc_node+0x1c7/0x1e0 [ 237.146838] ? lock_downgrade+0x900/0x900 [ 237.150985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.156518] cache_grow_begin+0xa5/0x8c0 [ 237.160570] ? do_raw_spin_unlock+0xa7/0x330 [ 237.164996] fallback_alloc+0x204/0x2e0 [ 237.168977] ____cache_alloc_node+0x1c7/0x1e0 [ 237.173470] kmem_cache_alloc_node+0xe3/0x730 [ 237.177969] ? ipv6_get_ifaddr+0x42e/0x620 [ 237.182204] __alloc_skb+0x119/0x770 [ 237.185922] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 237.191205] ? netdev_alloc_frag+0x1f0/0x1f0 [ 237.195604] ? lock_downgrade+0x900/0x900 [ 237.199767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.205450] ? refcount_sub_and_test_checked+0x203/0x310 [ 237.210897] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 237.216344] ? addrconf_rs_timer+0x690/0x690 [ 237.220766] ndisc_alloc_skb+0x144/0x340 [ 237.224818] ndisc_send_rs+0x331/0x6e0 [ 237.228700] addrconf_rs_timer+0x314/0x690 [ 237.232929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.237198] call_timer_fn+0x272/0x920 [ 237.241075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.245306] ? process_timeout+0x40/0x40 [ 237.249368] ? __run_timers+0x7da/0xc70 [ 237.253334] ? _raw_spin_unlock_irq+0x27/0x80 [ 237.257823] ? _raw_spin_unlock_irq+0x27/0x80 [ 237.262313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.266545] ? lockdep_hardirqs_on+0x296/0x5b0 [ 237.271117] ? trace_hardirqs_on+0xbd/0x310 [ 237.275432] ? kasan_check_read+0x11/0x20 [ 237.279568] ? __run_timers+0x7da/0xc70 [ 237.283556] ? trace_hardirqs_off_caller+0x310/0x310 [ 237.288670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.292900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.297127] __run_timers+0x7e5/0xc70 [ 237.300935] ? timer_fixup_init+0x70/0x70 [ 237.305078] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 237.310101] ? zap_class+0x640/0x640 [ 237.313810] ? enqueue_hrtimer+0x1a5/0x560 [ 237.318039] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 237.323230] ? find_held_lock+0x36/0x1c0 [ 237.327286] ? zap_class+0x640/0x640 [ 237.331001] ? pvclock_read_flags+0x160/0x160 [ 237.335488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.341016] ? check_preemption_disabled+0x48/0x280 [ 237.346046] ? __lock_is_held+0xb5/0x140 [ 237.350102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.355630] ? check_preemption_disabled+0x48/0x280 [ 237.360653] run_timer_softirq+0x52/0xb0 [ 237.364702] ? rcu_read_lock_sched_held+0x14f/0x180 [ 237.369709] __do_softirq+0x308/0xb7e [ 237.373503] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 237.377987] ? lock_downgrade+0x900/0x900 [ 237.382145] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 237.387242] ? pvclock_read_flags+0x160/0x160 [ 237.391728] ? lapic_next_event+0x5a/0x90 [ 237.395875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.401408] ? kvm_clock_read+0x18/0x30 [ 237.405378] ? kvm_sched_clock_read+0x9/0x20 [ 237.409793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.415334] ? check_preemption_disabled+0x48/0x280 [ 237.420349] irq_exit+0x17f/0x1c0 [ 237.423794] smp_apic_timer_interrupt+0x1cb/0x760 [ 237.428622] ? smp_call_function_single_interrupt+0x159/0x650 [ 237.434490] ? smp_call_function_single_interrupt+0x650/0x650 [ 237.440365] ? interrupt_entry+0xb5/0xc0 [ 237.444415] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.449420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.454427] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.459264] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.464270] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.469275] ? task_prio+0x50/0x50 [ 237.472822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.478352] ? check_preemption_disabled+0x48/0x280 [ 237.483362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.488216] apic_timer_interrupt+0xf/0x20 [ 237.492433] [ 237.494657] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 237.500546] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 237.519443] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 237.527142] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 237.534398] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 237.541654] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 237.549300] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 237.556552] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 237.563838] ? save_stack+0xa9/0xd0 [ 237.567459] __kmalloc_node_track_caller+0x33/0x70 [ 237.572382] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 237.577134] pskb_expand_head+0x230/0x10f0 [ 237.581386] ? memcpy+0x45/0x50 [ 237.584658] ? __copy_skb_header+0x350/0x6b0 [ 237.589062] ? skb_release_data+0x880/0x880 [ 237.593386] ? __alloc_skb+0x770/0x770 [ 237.597270] ? __lock_is_held+0xb5/0x140 [ 237.601323] ? kasan_check_write+0x14/0x20 [ 237.605547] ? __skb_clone+0x6c7/0xa00 [ 237.609426] ? __copy_skb_header+0x6b0/0x6b0 [ 237.613828] ? kmem_cache_alloc+0x33a/0x730 [ 237.618148] skb_ensure_writable+0x3dd/0x640 [ 237.622552] ? skb_checksum_setup+0xaa0/0xaa0 [ 237.627035] ? check_preemption_disabled+0x48/0x280 [ 237.632043] ? __this_cpu_preempt_check+0x1c/0x20 [ 237.636878] ? __bpf_redirect+0x54b/0xb20 [ 237.641050] bpf_clone_redirect+0x14a/0x490 [ 237.645371] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 237.650393] ? __sched_text_start+0x8/0x8 [ 237.654533] ? retint_kernel+0x2d/0x2d [ 237.658420] ? find_held_lock+0x36/0x1c0 [ 237.662477] ? lock_acquire+0x1ed/0x520 [ 237.666442] ? bpf_test_run+0x3cb/0x780 [ 237.670409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.675939] ? check_preemption_disabled+0x48/0x280 [ 237.680950] ? kasan_check_read+0x11/0x20 [ 237.685092] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 237.690361] ? rcu_softirq_qs+0x20/0x20 [ 237.694325] ? preempt_schedule+0x4d/0x60 [ 237.698466] ? ___preempt_schedule+0x16/0x18 [ 237.702872] ? bpf_test_run+0x25d/0x780 [ 237.706853] ? netlink_diag_dump+0x2a0/0x2a0 [ 237.711254] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.716783] ? bpf_test_init.isra.10+0x70/0x100 [ 237.721447] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 237.726202] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 237.731044] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 237.736570] ? fput+0x130/0x1a0 [ 237.739840] ? __bpf_prog_get+0x9b/0x290 [ 237.743889] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 237.748814] ? bpf_prog_test_run+0x130/0x1a0 [ 237.753210] ? __x64_sys_bpf+0x3d8/0x520 [ 237.757261] ? bpf_prog_get+0x20/0x20 [ 237.761068] ? do_syscall_64+0x1b9/0x820 [ 237.765132] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 237.770487] ? syscall_return_slowpath+0x5e0/0x5e0 [ 237.775405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.780237] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.785247] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 237.790261] ? prepare_exit_to_usermode+0x291/0x3b0 [ 237.795282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.800117] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.805482] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 237.805486] warn_alloc_show_mem: 1 callbacks suppressed [ 237.805491] Mem-Info: [ 237.812402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.812408] Call Trace: [ 237.817776] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 237.817776] active_file:9 inactive_file:21 isolated_file:0 [ 237.817776] unevictable:0 dirty:0 writeback:0 unstable:0 [ 237.817776] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 237.817776] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 237.817776] free:13789 free_pcp:199 free_cma:0 [ 237.820143] [ 237.829492] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 237.832059] dump_stack+0x244/0x39d [ 237.864827] Node 0 [ 237.866962] ? dump_stack_print_info.cold.1+0x20/0x20 [ 237.894182] 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 [ 237.897776] warn_alloc.cold.117+0xb7/0x1bd [ 237.899972] lowmem_reserve[]: 0 [ 237.905151] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 237.930625] 2818 6321 [ 237.934943] ? lock_downgrade+0x900/0x900 [ 237.938184] 6321 [ 237.943019] ? trace_hardirqs_off+0xb8/0x310 [ 237.945484] Node 0 [ 237.949615] ? trace_hardirqs_off+0xb8/0x310 [ 237.951669] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 237.956043] __alloc_pages_slowpath+0x2660/0x2d70 [ 237.958244] lowmem_reserve[]: [ 237.962685] ? warn_alloc+0x120/0x120 [ 237.989781] 0 0 [ 237.994631] ? warn_alloc+0x120/0x120 [ 237.997703] 3503 [ 238.001486] ? print_usage_bug+0xc0/0xc0 [ 238.003432] 3503 [ 238.007216] ? warn_alloc+0x120/0x120 [ 238.009249] Node 0 [ 238.013303] ? print_usage_bug+0xc0/0xc0 [ 238.015361] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 238.019126] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 238.021328] lowmem_reserve[]: 0 [ 238.025387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.053625] 0 [ 238.058811] ? should_fail+0x22d/0xd01 [ 238.062055] 0 0 [ 238.067582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.069357] Node 0 [ 238.073233] ? __lock_acquire+0x62f/0x4c20 [ 238.075174] DMA: 1*4kB [ 238.080265] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.082471] (U) [ 238.086688] ? __lock_acquire+0x62f/0x4c20 [ 238.089238] 0*8kB [ 238.094319] ? should_fail+0x22d/0xd01 [ 238.096264] 0*16kB [ 238.100479] ? mark_held_locks+0x130/0x130 [ 238.102593] 1*32kB [ 238.106465] ? mark_held_locks+0x130/0x130 [ 238.108673] (U) [ 238.112895] ? zap_class+0x640/0x640 [ 238.115104] 2*64kB [ 238.119326] ? zap_class+0x640/0x640 [ 238.121277] (U) [ 238.124980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.127181] 1*128kB (U) [ 238.130897] ? check_preemption_disabled+0x48/0x280 [ 238.132835] 1*256kB (U) [ 238.138372] ? __lock_is_held+0xb5/0x140 [ 238.141007] 0*512kB 1*1024kB [ 238.146021] __alloc_pages_nodemask+0xa80/0xde0 [ 238.148660] (U) [ 238.152704] ? zap_class+0x640/0x640 [ 238.155779] 1*2048kB [ 238.160443] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 238.162390] (M) [ 238.166093] ? find_held_lock+0x36/0x1c0 [ 238.168462] 3*4096kB (M) [ 238.173469] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.175411] = 15908kB [ 238.179450] ? lock_downgrade+0x900/0x900 [ 238.182197] Node 0 [ 238.186868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.189246] DMA32: [ 238.193389] cache_grow_begin+0xa5/0x8c0 [ 238.195594] 3*4kB [ 238.201111] ? do_raw_spin_unlock+0xa7/0x330 [ 238.203318] (UM) [ 238.207370] fallback_alloc+0x204/0x2e0 [ 238.209478] 283*8kB (UM) [ 238.213887] ____cache_alloc_node+0x1c7/0x1e0 [ 238.215926] 189*16kB [ 238.219900] __kmalloc+0x208/0x760 [ 238.222637] (UM) [ 238.227119] ? __neigh_create+0x30b/0x2130 [ 238.229495] 116*32kB (M) [ 238.233031] __neigh_create+0x30b/0x2130 [ 238.235058] 38*64kB (M) [ 238.239285] ? __local_bh_enable_ip+0x160/0x260 [ 238.242010] 10*128kB (M) [ 238.246060] ? __local_bh_enable_ip+0x160/0x260 [ 238.248694] 5*256kB (UM) [ 238.253367] ? mark_held_locks+0x130/0x130 [ 238.256086] 4*512kB [ 238.260734] ? __local_bh_enable_ip+0x160/0x260 [ 238.263458] (UM) [ 238.267675] ? neigh_hash_alloc+0x1e0/0x1e0 [ 238.270058] 3*1024kB [ 238.274711] ? trace_hardirqs_on+0xbd/0x310 [ 238.276750] (M) [ 238.281066] ? mark_held_locks+0xc7/0x130 [ 238.283441] 3*2048kB (UM) [ 238.287749] ? ip6t_do_table+0xd9e/0x1d30 [ 238.289694] 0*4096kB [ 238.293837] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.296665] = 25268kB [ 238.300793] ? __local_bh_enable_ip+0x160/0x260 [ 238.303171] Node 0 [ 238.308253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.310633] Normal: [ 238.315282] ? ip6t_do_table+0xd6a/0x1d30 [ 238.317488] 191*4kB [ 238.323003] ? lock_acquire+0x1ed/0x520 [ 238.325294] (UME) [ 238.329437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.331726] 562*8kB (MEH) [ 238.335687] ? check_preemption_disabled+0x48/0x280 [ 238.337806] 243*16kB [ 238.343331] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 238.346136] (UMEH) [ 238.351135] ? rcu_pm_notify+0xc0/0xc0 [ 238.353508] 85*32kB (UM) [ 238.359035] ? zap_class+0x640/0x640 [ 238.361237] 1*64kB [ 238.365103] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 238.367828] (U) [ 238.371529] ip6_finish_output2+0xa59/0x27a0 [ 238.373727] 0*128kB 2*256kB [ 238.378910] ? ip6_copy_metadata+0xe30/0xe30 [ 238.380857] (UH) [ 238.385250] ? ip6_mtu+0x39c/0x520 [ 238.388238] 1*512kB [ 238.392625] ? lock_downgrade+0x900/0x900 [ 238.394655] (U) [ 238.398194] ? check_preemption_disabled+0x48/0x280 [ 238.400483] 1*1024kB (U) [ 238.404618] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 238.406563] 0*2048kB 0*4096kB [ 238.411567] ? kasan_check_read+0x11/0x20 [ 238.414290] = 13980kB [ 238.414319] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.419227] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 238.422389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.426513] ? rcu_softirq_qs+0x20/0x20 [ 238.428892] 168 total pagecache pages [ 238.437711] ? ip6_mtu+0x160/0x520 [ 238.442953] 0 pages in swap cache [ 238.451500] ? find_match+0x10a0/0x10a0 [ 238.455442] Swap cache stats: add 0, delete 0, find 0/0 [ 238.459218] ? kasan_check_read+0x11/0x20 [ 238.462721] Free swap = 0kB [ 238.466155] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 238.470096] Total swap = 0kB [ 238.475441] ip6_finish_output+0x58c/0xc60 [ 238.479565] 1965979 pages RAM [ 238.482562] ? ip6_finish_output+0x58c/0xc60 [ 238.487803] 0 pages HighMem/MovableOnly [ 238.490801] ip6_output+0x232/0x9d0 [ 238.494995] 342867 pages reserved [ 238.495000] 0 pages cma reserved [ 238.498086] ? ip6_finish_output+0xc60/0xc60 [ 238.502509] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 238.506410] ? ip6_fragment+0x38e0/0x38e0 [ 238.510161] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 238.513451] ? __lock_is_held+0xb5/0x140 [ 238.516783] syz-executor0 cpuset= [ 238.521179] ndisc_send_skb+0x1005/0x1570 [ 238.527630] syz0 [ 238.531764] ? nf_hook.constprop.33+0x860/0x860 [ 238.542212] mems_allowed=0 [ 238.546254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.568860] ? refcount_sub_and_test_checked+0x203/0x310 [ 238.574308] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 238.579764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.585299] ndisc_send_rs+0x134/0x6e0 [ 238.589182] addrconf_rs_timer+0x314/0x690 [ 238.593416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.597652] call_timer_fn+0x272/0x920 [ 238.601528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.605758] ? process_timeout+0x40/0x40 [ 238.609829] ? __run_timers+0x7da/0xc70 [ 238.613800] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.618309] ? _raw_spin_unlock_irq+0x27/0x80 [ 238.622796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.627033] ? lockdep_hardirqs_on+0x296/0x5b0 [ 238.631609] ? trace_hardirqs_on+0xbd/0x310 [ 238.635924] ? kasan_check_read+0x11/0x20 [ 238.640063] ? __run_timers+0x7da/0xc70 [ 238.644031] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.649128] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.653355] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.657582] __run_timers+0x7e5/0xc70 [ 238.661383] ? timer_fixup_init+0x70/0x70 [ 238.665521] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 238.670533] ? zap_class+0x640/0x640 [ 238.674245] ? enqueue_hrtimer+0x1a5/0x560 [ 238.678491] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 238.683678] ? find_held_lock+0x36/0x1c0 [ 238.687745] ? pvclock_read_flags+0x160/0x160 [ 238.692231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.697761] ? check_preemption_disabled+0x48/0x280 [ 238.702777] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 238.708309] ? rcu_pm_notify+0xc0/0xc0 [ 238.712210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.717740] ? check_preemption_disabled+0x48/0x280 [ 238.722751] run_timer_softirq+0x52/0xb0 [ 238.726805] ? rcu_read_lock_sched_held+0x14f/0x180 [ 238.731829] __do_softirq+0x308/0xb7e [ 238.735628] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 238.740118] ? lock_downgrade+0x900/0x900 [ 238.744272] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 238.749377] ? pvclock_read_flags+0x160/0x160 [ 238.753868] ? lapic_next_event+0x5a/0x90 [ 238.758009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.763559] ? kvm_clock_read+0x18/0x30 [ 238.767529] ? kvm_sched_clock_read+0x9/0x20 [ 238.771933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.777461] ? check_preemption_disabled+0x48/0x280 [ 238.782497] irq_exit+0x17f/0x1c0 [ 238.785959] smp_apic_timer_interrupt+0x1cb/0x760 [ 238.790789] ? smp_reschedule_interrupt+0x109/0x650 [ 238.795802] ? smp_call_function_single_interrupt+0x650/0x650 [ 238.801683] ? interrupt_entry+0xb5/0xc0 [ 238.805733] ? trace_hardirqs_off_caller+0xbb/0x310 [ 238.810738] ? trace_hardirqs_off_caller+0xbb/0x310 [ 238.815745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.820580] ? trace_hardirqs_on_caller+0x310/0x310 [ 238.825592] ? trace_hardirqs_on_caller+0x310/0x310 [ 238.830603] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.835445] apic_timer_interrupt+0xf/0x20 [ 238.839664] [ 238.841897] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 238.847077] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 238.865970] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 238.873683] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 238.880943] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 238.888199] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 238.895453] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 238.902709] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 238.909989] do_exit+0x11f8/0x26d0 [ 238.913524] ? run_rebalance_domains+0x500/0x500 [ 238.918283] ? mm_update_next_owner+0x990/0x990 [ 238.922945] ? print_usage_bug+0xc0/0xc0 [ 238.927013] ? print_usage_bug+0xc0/0xc0 [ 238.931066] ? __lock_acquire+0x62f/0x4c20 [ 238.935297] ? finish_task_switch+0x1f4/0x910 [ 238.939800] ? __lock_acquire+0x62f/0x4c20 [ 238.944028] ? mark_held_locks+0x130/0x130 [ 238.948251] ? __lock_acquire+0x62f/0x4c20 [ 238.952480] ? kasan_check_read+0x11/0x20 [ 238.956617] ? finish_task_switch+0x1f4/0x910 [ 238.961101] ? trace_hardirqs_off_caller+0x310/0x310 [ 238.966195] ? compat_start_thread+0x80/0x80 [ 238.970598] ? mark_held_locks+0x130/0x130 [ 238.974833] ? mark_held_locks+0x130/0x130 [ 238.979055] ? finish_task_switch+0x1f4/0x910 [ 238.983538] ? finish_task_switch+0x1b4/0x910 [ 238.988026] ? __switch_to_asm+0x34/0x70 [ 238.992079] ? preempt_notifier_register+0x200/0x200 [ 238.997173] ? __switch_to_asm+0x34/0x70 [ 239.001271] ? __switch_to_asm+0x34/0x70 [ 239.005341] ? __switch_to_asm+0x34/0x70 [ 239.009389] ? __switch_to_asm+0x40/0x70 [ 239.013440] ? __switch_to_asm+0x34/0x70 [ 239.017493] ? __switch_to_asm+0x40/0x70 [ 239.021543] ? __switch_to_asm+0x34/0x70 [ 239.025602] ? __switch_to_asm+0x34/0x70 [ 239.029651] ? __switch_to_asm+0x34/0x70 [ 239.033871] ? __switch_to_asm+0x40/0x70 [ 239.037919] ? __switch_to_asm+0x34/0x70 [ 239.041973] ? __switch_to_asm+0x40/0x70 [ 239.046115] ? zap_class+0x640/0x640 [ 239.049830] ? __schedule+0x8d7/0x21d0 [ 239.053714] ? print_usage_bug+0xc0/0xc0 [ 239.057796] ? wait_consider_task+0x245/0x3bb0 [ 239.062388] ? zap_class+0x640/0x640 [ 239.066094] ? find_held_lock+0x36/0x1c0 [ 239.070156] ? memset+0x31/0x40 [ 239.073430] ? find_held_lock+0x36/0x1c0 [ 239.077493] ? get_signal+0x95b/0x1980 [ 239.081376] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.085876] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.090366] do_group_exit+0x177/0x440 [ 239.094249] ? trace_hardirqs_off_caller+0x310/0x310 [ 239.099339] ? __ia32_sys_exit+0x50/0x50 [ 239.103397] get_signal+0x8b0/0x1980 [ 239.107114] ? ptrace_notify+0x130/0x130 [ 239.111169] ? zap_class+0x640/0x640 [ 239.114883] ? zap_class+0x640/0x640 [ 239.118590] ? zap_class+0x640/0x640 [ 239.122301] ? put_pid.part.2+0x1c5/0x240 [ 239.126450] ? find_held_lock+0x36/0x1c0 [ 239.130512] do_signal+0x9c/0x21c0 [ 239.134043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.139569] ? kernel_wait4+0x2e0/0x3f0 [ 239.143532] ? __ia32_sys_waitid+0x140/0x140 [ 239.147933] ? setup_sigcontext+0x7d0/0x7d0 [ 239.152247] ? task_stopped_code+0x190/0x190 [ 239.156648] ? exit_to_usermode_loop+0x8c/0x380 [ 239.161313] ? exit_to_usermode_loop+0x8c/0x380 [ 239.165974] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 239.170551] ? trace_hardirqs_on+0xbd/0x310 [ 239.174876] ? __do_sys_wait4+0xaf/0x150 [ 239.178925] ? do_syscall_64+0x6be/0x820 [ 239.182980] ? do_syscall_64+0x9a/0x820 [ 239.186946] ? do_syscall_64+0x9a/0x820 [ 239.190932] exit_to_usermode_loop+0x2e5/0x380 [ 239.195506] ? __bpf_trace_sys_exit+0x30/0x30 [ 239.200530] do_syscall_64+0x6be/0x820 [ 239.204409] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 239.209764] ? syscall_return_slowpath+0x5e0/0x5e0 [ 239.214693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.219532] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.224544] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 239.229551] ? prepare_exit_to_usermode+0x291/0x3b0 [ 239.234564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.239404] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.244589] RIP: 0033:0x41124a [ 239.247787] Code: Bad RIP value. [ 239.251139] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 239.258844] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 239.266103] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 239.273361] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 239.280618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 239.287879] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 239.295161] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 239.295388] syz-executor1: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 239.302085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.312545] syz-executor1 cpuset= [ 239.321875] Call Trace: [ 239.321883] / [ 239.325312] [ 239.327883] mems_allowed=0 [ 239.329581] dump_stack+0x244/0x39d [ 239.338227] ? dump_stack_print_info.cold.1+0x20/0x20 [ 239.343429] warn_alloc.cold.117+0xb7/0x1bd [ 239.347744] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 239.352589] ? lock_downgrade+0x900/0x900 [ 239.356736] ? trace_hardirqs_off+0xb8/0x310 [ 239.361149] ? trace_hardirqs_off+0xb8/0x310 [ 239.365555] __alloc_pages_slowpath+0x2660/0x2d70 [ 239.370411] ? warn_alloc+0x120/0x120 [ 239.374226] ? warn_alloc+0x120/0x120 [ 239.378015] ? print_usage_bug+0xc0/0xc0 [ 239.382062] ? warn_alloc+0x120/0x120 [ 239.385855] ? print_usage_bug+0xc0/0xc0 [ 239.389915] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.395437] ? should_fail+0x22d/0xd01 [ 239.399334] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.404427] ? __lock_acquire+0x62f/0x4c20 [ 239.408662] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.413751] ? __lock_acquire+0x62f/0x4c20 [ 239.417984] ? should_fail+0x22d/0xd01 [ 239.421871] ? mark_held_locks+0x130/0x130 [ 239.426101] ? mark_held_locks+0x130/0x130 [ 239.430328] ? mod_timer+0x631/0x1560 [ 239.434121] ? zap_class+0x640/0x640 [ 239.437829] ? print_usage_bug+0xc0/0xc0 [ 239.441880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.447400] ? check_preemption_disabled+0x48/0x280 [ 239.452412] ? __lock_is_held+0xb5/0x140 [ 239.456466] __alloc_pages_nodemask+0xa80/0xde0 [ 239.461209] ? zap_class+0x640/0x640 [ 239.464915] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 239.469923] ? find_held_lock+0x36/0x1c0 [ 239.473978] ? ____cache_alloc_node+0x1c7/0x1e0 [ 239.478636] ? lock_downgrade+0x900/0x900 [ 239.482786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.488315] cache_grow_begin+0xa5/0x8c0 [ 239.492362] ? do_raw_spin_unlock+0xa7/0x330 [ 239.496768] fallback_alloc+0x204/0x2e0 [ 239.500732] ____cache_alloc_node+0x1c7/0x1e0 [ 239.505230] kmem_cache_alloc_node+0xe3/0x730 [ 239.509712] ? ipv6_get_ifaddr+0x42e/0x620 [ 239.513945] __alloc_skb+0x119/0x770 [ 239.517656] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 239.522924] ? netdev_alloc_frag+0x1f0/0x1f0 [ 239.527317] ? lock_downgrade+0x900/0x900 [ 239.531472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.537013] ? refcount_sub_and_test_checked+0x203/0x310 [ 239.542457] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 239.547898] ? addrconf_rs_timer+0x690/0x690 [ 239.552303] ndisc_alloc_skb+0x144/0x340 [ 239.556352] ndisc_send_rs+0x331/0x6e0 [ 239.560231] addrconf_rs_timer+0x314/0x690 [ 239.564458] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.568705] call_timer_fn+0x272/0x920 [ 239.572580] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.576803] ? process_timeout+0x40/0x40 [ 239.580863] ? __run_timers+0x7da/0xc70 [ 239.584838] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.589324] ? _raw_spin_unlock_irq+0x27/0x80 [ 239.593802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.598021] ? lockdep_hardirqs_on+0x296/0x5b0 [ 239.602592] ? trace_hardirqs_on+0xbd/0x310 [ 239.606904] ? kasan_check_read+0x11/0x20 [ 239.611062] ? __run_timers+0x7da/0xc70 [ 239.615026] ? trace_hardirqs_off_caller+0x310/0x310 [ 239.620133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.624359] __run_timers+0x7e5/0xc70 [ 239.628157] ? timer_fixup_init+0x70/0x70 [ 239.632296] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 239.637298] ? zap_class+0x640/0x640 [ 239.641003] ? enqueue_hrtimer+0x1a5/0x560 [ 239.645225] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 239.650405] ? find_held_lock+0x36/0x1c0 [ 239.654454] ? zap_class+0x640/0x640 [ 239.658155] ? pvclock_read_flags+0x160/0x160 [ 239.662649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.668170] ? check_preemption_disabled+0x48/0x280 [ 239.673182] ? __lock_is_held+0xb5/0x140 [ 239.677231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.682769] ? check_preemption_disabled+0x48/0x280 [ 239.687783] run_timer_softirq+0x52/0xb0 [ 239.691835] ? rcu_read_lock_sched_held+0x14f/0x180 [ 239.696842] __do_softirq+0x308/0xb7e [ 239.700642] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 239.705128] ? lock_downgrade+0x900/0x900 [ 239.709271] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 239.714370] ? pvclock_read_flags+0x160/0x160 [ 239.718860] ? lapic_next_event+0x5a/0x90 [ 239.723014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.728540] ? kvm_clock_read+0x18/0x30 [ 239.732497] ? kvm_sched_clock_read+0x9/0x20 [ 239.736903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.742424] ? check_preemption_disabled+0x48/0x280 [ 239.747446] irq_exit+0x17f/0x1c0 [ 239.750887] smp_apic_timer_interrupt+0x1cb/0x760 [ 239.755711] ? smp_call_function_single_interrupt+0x159/0x650 [ 239.761588] ? smp_call_function_single_interrupt+0x650/0x650 [ 239.767459] ? interrupt_entry+0xb5/0xc0 [ 239.771519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.776531] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.781533] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.786361] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.791362] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.796367] ? task_prio+0x50/0x50 [ 239.799892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.805414] ? check_preemption_disabled+0x48/0x280 [ 239.810424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.815262] apic_timer_interrupt+0xf/0x20 [ 239.819478] [ 239.821705] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 239.827589] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 239.846474] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 239.854169] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 239.861429] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 239.868683] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 239.875938] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 239.883193] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 239.890464] ? save_stack+0xa9/0xd0 [ 239.894084] __kmalloc_node_track_caller+0x33/0x70 [ 239.898999] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 239.903750] pskb_expand_head+0x230/0x10f0 [ 239.907975] ? memcpy+0x45/0x50 [ 239.911242] ? __copy_skb_header+0x350/0x6b0 [ 239.915639] ? skb_release_data+0x880/0x880 [ 239.919950] ? __alloc_skb+0x770/0x770 [ 239.923836] ? __lock_is_held+0xb5/0x140 [ 239.927892] ? kasan_check_write+0x14/0x20 [ 239.932109] ? __skb_clone+0x6c7/0xa00 [ 239.935982] ? __copy_skb_header+0x6b0/0x6b0 [ 239.940373] ? kmem_cache_alloc+0x33a/0x730 [ 239.944687] skb_ensure_writable+0x3dd/0x640 [ 239.949092] ? skb_checksum_setup+0xaa0/0xaa0 [ 239.953574] ? check_preemption_disabled+0x48/0x280 [ 239.958586] ? __this_cpu_preempt_check+0x1c/0x20 [ 239.963420] ? __bpf_redirect+0x54b/0xb20 [ 239.967563] bpf_clone_redirect+0x14a/0x490 [ 239.971894] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 239.976898] ? __sched_text_start+0x8/0x8 [ 239.981036] ? retint_kernel+0x2d/0x2d [ 239.984913] ? find_held_lock+0x36/0x1c0 [ 239.988973] ? lock_acquire+0x1ed/0x520 [ 239.992937] ? bpf_test_run+0x3cb/0x780 [ 239.996899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.002421] ? check_preemption_disabled+0x48/0x280 [ 240.007431] ? kasan_check_read+0x11/0x20 [ 240.011575] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 240.016846] ? rcu_softirq_qs+0x20/0x20 [ 240.020810] ? preempt_schedule+0x4d/0x60 [ 240.024947] ? ___preempt_schedule+0x16/0x18 [ 240.029346] ? bpf_test_run+0x25d/0x780 [ 240.033314] ? netlink_diag_dump+0x2a0/0x2a0 [ 240.037725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.043251] ? bpf_test_init.isra.10+0x70/0x100 [ 240.047912] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 240.052772] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 240.057607] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 240.063132] ? fput+0x130/0x1a0 [ 240.066403] ? __bpf_prog_get+0x9b/0x290 [ 240.070455] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 240.075284] ? bpf_prog_test_run+0x130/0x1a0 [ 240.079683] ? __x64_sys_bpf+0x3d8/0x520 [ 240.083740] ? bpf_prog_get+0x20/0x20 [ 240.087542] ? do_syscall_64+0x1b9/0x820 [ 240.091587] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 240.096940] ? syscall_return_slowpath+0x5e0/0x5e0 [ 240.101854] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.106686] ? trace_hardirqs_on_caller+0x310/0x310 [ 240.111713] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 240.116739] ? prepare_exit_to_usermode+0x291/0x3b0 [ 240.121751] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.126584] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.131968] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 240.131973] warn_alloc_show_mem: 1 callbacks suppressed [ 240.131978] Mem-Info: [ 240.138889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.144243] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 240.144243] active_file:9 inactive_file:21 isolated_file:0 [ 240.144243] unevictable:0 dirty:0 writeback:0 unstable:0 [ 240.144243] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 240.144243] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 240.144243] free:13789 free_pcp:199 free_cma:0 [ 240.146608] Call Trace: [ 240.155974] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 240.188721] [ 240.191298] Node 0 [ 240.218515] dump_stack+0x244/0x39d [ 240.220668] 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 [ 240.222867] ? dump_stack_print_info.cold.1+0x20/0x20 [ 240.226455] lowmem_reserve[]: 0 [ 240.251961] warn_alloc.cold.117+0xb7/0x1bd [ 240.257112] 2818 [ 240.260368] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 240.264658] 6321 6321 [ 240.266713] ? lock_downgrade+0x900/0x900 [ 240.271520] Node 0 [ 240.274018] ? trace_hardirqs_off+0xb8/0x310 [ 240.278173] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 240.280376] ? trace_hardirqs_off+0xb8/0x310 [ 240.284752] lowmem_reserve[]: [ 240.311889] __alloc_pages_slowpath+0x2660/0x2d70 [ 240.316258] 0 0 [ 240.319377] ? warn_alloc+0x120/0x120 [ 240.324162] 3503 3503 [ 240.326136] ? warn_alloc+0x120/0x120 [ 240.329904] Node 0 [ 240.332384] ? print_usage_bug+0xc0/0xc0 [ 240.336174] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 240.338374] ? warn_alloc+0x120/0x120 [ 240.342401] lowmem_reserve[]: 0 [ 240.370663] ? print_usage_bug+0xc0/0xc0 [ 240.374432] 0 0 [ 240.377705] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 240.381727] 0 [ 240.383710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.388875] Node 0 [ 240.390682] ? should_fail+0x22d/0xd01 [ 240.396182] DMA: 1*4kB [ 240.398410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.402270] (U) [ 240.404834] ? __lock_acquire+0x62f/0x4c20 [ 240.409903] 0*8kB [ 240.411862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.416076] 0*16kB [ 240.418206] ? __lock_acquire+0x62f/0x4c20 [ 240.423277] 1*32kB (U) [ 240.425498] ? should_fail+0x22d/0xd01 [ 240.429708] 2*64kB [ 240.432300] ? mark_held_locks+0x130/0x130 [ 240.436145] (U) 1*128kB [ 240.438374] ? mark_held_locks+0x130/0x130 [ 240.442570] (U) 1*256kB [ 240.445227] ? zap_class+0x640/0x640 [ 240.449427] (U) [ 240.452084] ? zap_class+0x640/0x640 [ 240.455762] 0*512kB [ 240.457720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.461410] 1*1024kB (U) [ 240.463724] ? check_preemption_disabled+0x48/0x280 [ 240.469228] 1*2048kB [ 240.471968] ? __lock_is_held+0xb5/0x140 [ 240.476944] (M) [ 240.479333] __alloc_pages_nodemask+0xa80/0xde0 [ 240.483353] 3*4096kB (M) [ 240.485313] ? zap_class+0x640/0x640 [ 240.489942] = 15908kB [ 240.489947] Node 0 [ 240.492694] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 240.496382] DMA32: 3*4kB [ 240.498785] ? find_held_lock+0x36/0x1c0 [ 240.500985] (UM) [ 240.505984] ? ____cache_alloc_node+0x1c7/0x1e0 [ 240.508704] 283*8kB [ 240.512744] ? lock_downgrade+0x900/0x900 [ 240.514779] (UM) [ 240.519445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.521733] 189*16kB (UM) [ 240.525885] cache_grow_begin+0xa5/0x8c0 [ 240.527911] 116*32kB (M) [ 240.533434] ? do_raw_spin_unlock+0xa7/0x330 [ 240.536259] 38*64kB (M) [ 240.540308] fallback_alloc+0x204/0x2e0 [ 240.543027] 10*128kB (M) [ 240.547423] ____cache_alloc_node+0x1c7/0x1e0 [ 240.550056] 5*256kB (UM) [ 240.554032] __kmalloc+0x208/0x760 [ 240.556752] 4*512kB (UM) [ 240.561240] ? __neigh_create+0x30b/0x2130 [ 240.563971] 3*1024kB (M) [ 240.567500] __neigh_create+0x30b/0x2130 [ 240.570229] 3*2048kB [ 240.574446] ? __local_bh_enable_ip+0x160/0x260 [ 240.577171] (UM) [ 240.581215] ? __local_bh_enable_ip+0x160/0x260 [ 240.583608] 0*4096kB = 25268kB [ 240.588266] ? mark_held_locks+0x130/0x130 [ 240.590293] Node 0 [ 240.594943] ? __local_bh_enable_ip+0x160/0x260 [ 240.598094] Normal: 191*4kB [ 240.602313] ? neigh_hash_alloc+0x1e0/0x1e0 [ 240.604517] (UME) [ 240.609173] ? trace_hardirqs_on+0xbd/0x310 [ 240.612157] 562*8kB [ 240.616461] ? mark_held_locks+0xc7/0x130 [ 240.618578] (MEH) [ 240.622875] ? ip6t_do_table+0xd9e/0x1d30 [ 240.625179] 243*16kB [ 240.629304] ? trace_hardirqs_off_caller+0x310/0x310 [ 240.631436] (UMEH) [ 240.635578] ? __local_bh_enable_ip+0x160/0x260 [ 240.637950] 85*32kB (UM) [ 240.643042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.645250] 1*64kB (U) [ 240.649902] ? ip6t_do_table+0xd6a/0x1d30 [ 240.652623] 0*128kB 2*256kB [ 240.658160] ? lock_acquire+0x1ed/0x520 [ 240.660708] (UH) [ 240.664836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.667820] 1*512kB (U) [ 240.671778] ? check_preemption_disabled+0x48/0x280 [ 240.673809] 1*1024kB (U) [ 240.679340] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 240.681974] 0*2048kB 0*4096kB [ 240.686977] ? rcu_pm_notify+0xc0/0xc0 [ 240.689700] = 13980kB [ 240.695216] ? zap_class+0x640/0x640 [ 240.698399] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 240.702261] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 240.704641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 240.708343] ip6_finish_output2+0xa59/0x27a0 [ 240.717139] 168 total pagecache pages [ 240.722314] ? ip6_copy_metadata+0xe30/0xe30 [ 240.730852] 0 pages in swap cache [ 240.735240] ? ip6_mtu+0x39c/0x520 [ 240.739028] Swap cache stats: add 0, delete 0, find 0/0 [ 240.743414] ? lock_downgrade+0x900/0x900 [ 240.746833] Free swap = 0kB [ 240.750361] ? check_preemption_disabled+0x48/0x280 [ 240.755704] Total swap = 0kB [ 240.759837] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 240.762823] 1965979 pages RAM [ 240.767821] ? kasan_check_read+0x11/0x20 [ 240.770807] 0 pages HighMem/MovableOnly [ 240.775717] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 240.778784] 342867 pages reserved [ 240.778790] 0 pages cma reserved [ 240.782921] ? rcu_softirq_qs+0x20/0x20 [ 240.786923] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 240.792125] ? ip6_mtu+0x160/0x520 [ 240.792136] ? find_match+0x10a0/0x10a0 [ 240.792154] ? kasan_check_read+0x11/0x20 [ 240.795618] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 240.798924] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 240.802884] syz-executor0 cpuset= [ 240.809356] ip6_finish_output+0x58c/0xc60 [ 240.812861] syz0 [ 240.816819] ? ip6_finish_output+0x58c/0xc60 [ 240.820935] mems_allowed=0 [ 240.831399] ip6_output+0x232/0x9d0 [ 240.857150] ? ip6_finish_output+0xc60/0xc60 [ 240.861548] ? ip6_fragment+0x38e0/0x38e0 [ 240.865688] ? __lock_is_held+0xb5/0x140 [ 240.869748] ndisc_send_skb+0x1005/0x1570 [ 240.873887] ? nf_hook.constprop.33+0x860/0x860 [ 240.878545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.884072] ? refcount_sub_and_test_checked+0x203/0x310 [ 240.889513] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 240.894969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.900495] ndisc_send_rs+0x134/0x6e0 [ 240.904378] addrconf_rs_timer+0x314/0x690 [ 240.908602] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.912836] call_timer_fn+0x272/0x920 [ 240.916713] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.920938] ? process_timeout+0x40/0x40 [ 240.924997] ? __run_timers+0x7da/0xc70 [ 240.928964] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.933446] ? _raw_spin_unlock_irq+0x27/0x80 [ 240.937931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.942167] ? lockdep_hardirqs_on+0x296/0x5b0 [ 240.946745] ? trace_hardirqs_on+0xbd/0x310 [ 240.951149] ? kasan_check_read+0x11/0x20 [ 240.955283] ? __run_timers+0x7da/0xc70 [ 240.959251] ? trace_hardirqs_off_caller+0x310/0x310 [ 240.964348] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.968573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.972797] __run_timers+0x7e5/0xc70 [ 240.976592] ? timer_fixup_init+0x70/0x70 [ 240.980729] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 240.985731] ? zap_class+0x640/0x640 [ 240.989432] ? enqueue_hrtimer+0x1a5/0x560 [ 240.993660] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 240.998838] ? find_held_lock+0x36/0x1c0 [ 241.002892] ? pvclock_read_flags+0x160/0x160 [ 241.007390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.012914] ? check_preemption_disabled+0x48/0x280 [ 241.017928] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 241.023452] ? rcu_pm_notify+0xc0/0xc0 [ 241.027327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.033014] ? check_preemption_disabled+0x48/0x280 [ 241.038024] run_timer_softirq+0x52/0xb0 [ 241.042072] ? rcu_read_lock_sched_held+0x14f/0x180 [ 241.047080] __do_softirq+0x308/0xb7e [ 241.050872] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 241.055354] ? lock_downgrade+0x900/0x900 [ 241.059496] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 241.064600] ? pvclock_read_flags+0x160/0x160 [ 241.069090] ? lapic_next_event+0x5a/0x90 [ 241.073228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.078756] ? kvm_clock_read+0x18/0x30 [ 241.082728] ? kvm_sched_clock_read+0x9/0x20 [ 241.087221] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.092744] ? check_preemption_disabled+0x48/0x280 [ 241.097756] irq_exit+0x17f/0x1c0 [ 241.101207] smp_apic_timer_interrupt+0x1cb/0x760 [ 241.106040] ? smp_reschedule_interrupt+0x109/0x650 [ 241.111047] ? smp_call_function_single_interrupt+0x650/0x650 [ 241.117054] ? interrupt_entry+0xb5/0xc0 [ 241.121104] ? trace_hardirqs_off_caller+0xbb/0x310 [ 241.126130] ? trace_hardirqs_off_caller+0xbb/0x310 [ 241.131152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.135986] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.140991] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.146008] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.150853] apic_timer_interrupt+0xf/0x20 [ 241.155074] [ 241.157306] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 241.162496] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 241.181384] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 241.189082] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 241.196337] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 241.204078] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 241.211339] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 241.218599] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 241.225900] do_exit+0x11f8/0x26d0 [ 241.229428] ? run_rebalance_domains+0x500/0x500 [ 241.234182] ? mm_update_next_owner+0x990/0x990 [ 241.238842] ? print_usage_bug+0xc0/0xc0 [ 241.242894] ? print_usage_bug+0xc0/0xc0 [ 241.246948] ? __lock_acquire+0x62f/0x4c20 [ 241.251184] ? finish_task_switch+0x1f4/0x910 [ 241.255676] ? __lock_acquire+0x62f/0x4c20 [ 241.259907] ? mark_held_locks+0x130/0x130 [ 241.264135] ? __lock_acquire+0x62f/0x4c20 [ 241.268360] ? kasan_check_read+0x11/0x20 [ 241.272495] ? finish_task_switch+0x1f4/0x910 [ 241.276980] ? trace_hardirqs_off_caller+0x310/0x310 [ 241.282074] ? compat_start_thread+0x80/0x80 [ 241.286478] ? mark_held_locks+0x130/0x130 [ 241.290704] ? mark_held_locks+0x130/0x130 [ 241.294931] ? finish_task_switch+0x1f4/0x910 [ 241.299416] ? finish_task_switch+0x1b4/0x910 [ 241.303899] ? __switch_to_asm+0x34/0x70 [ 241.307951] ? preempt_notifier_register+0x200/0x200 [ 241.313042] ? __switch_to_asm+0x34/0x70 [ 241.317094] ? __switch_to_asm+0x34/0x70 [ 241.321145] ? __switch_to_asm+0x34/0x70 [ 241.325193] ? __switch_to_asm+0x40/0x70 [ 241.329241] ? __switch_to_asm+0x34/0x70 [ 241.333291] ? __switch_to_asm+0x40/0x70 [ 241.337336] ? __switch_to_asm+0x34/0x70 [ 241.341382] ? __switch_to_asm+0x34/0x70 [ 241.345442] ? __switch_to_asm+0x34/0x70 [ 241.349495] ? __switch_to_asm+0x40/0x70 [ 241.353538] ? __switch_to_asm+0x34/0x70 [ 241.357582] ? __switch_to_asm+0x40/0x70 [ 241.361641] ? zap_class+0x640/0x640 [ 241.365340] ? __schedule+0x8d7/0x21d0 [ 241.369223] ? print_usage_bug+0xc0/0xc0 [ 241.373278] ? wait_consider_task+0x245/0x3bb0 [ 241.377858] ? zap_class+0x640/0x640 [ 241.381562] ? find_held_lock+0x36/0x1c0 [ 241.385634] ? memset+0x31/0x40 [ 241.388905] ? find_held_lock+0x36/0x1c0 [ 241.392961] ? get_signal+0x95b/0x1980 [ 241.396849] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.401349] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.405833] do_group_exit+0x177/0x440 [ 241.409708] ? trace_hardirqs_off_caller+0x310/0x310 [ 241.414800] ? __ia32_sys_exit+0x50/0x50 [ 241.418858] get_signal+0x8b0/0x1980 [ 241.422570] ? ptrace_notify+0x130/0x130 [ 241.426633] ? zap_class+0x640/0x640 [ 241.430338] ? zap_class+0x640/0x640 [ 241.434054] ? zap_class+0x640/0x640 [ 241.437754] ? put_pid.part.2+0x1c5/0x240 [ 241.441891] ? find_held_lock+0x36/0x1c0 [ 241.445949] do_signal+0x9c/0x21c0 [ 241.449478] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.455004] ? kernel_wait4+0x2e0/0x3f0 [ 241.459057] ? __ia32_sys_waitid+0x140/0x140 [ 241.463457] ? setup_sigcontext+0x7d0/0x7d0 [ 241.467766] ? task_stopped_code+0x190/0x190 [ 241.472165] ? exit_to_usermode_loop+0x8c/0x380 [ 241.476831] ? exit_to_usermode_loop+0x8c/0x380 [ 241.481488] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 241.486061] ? trace_hardirqs_on+0xbd/0x310 [ 241.490365] ? __do_sys_wait4+0xaf/0x150 [ 241.494411] ? do_syscall_64+0x6be/0x820 [ 241.498463] ? do_syscall_64+0x9a/0x820 [ 241.502437] ? do_syscall_64+0x9a/0x820 [ 241.506405] exit_to_usermode_loop+0x2e5/0x380 [ 241.510980] ? __bpf_trace_sys_exit+0x30/0x30 [ 241.515473] do_syscall_64+0x6be/0x820 [ 241.519361] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 241.524711] ? syscall_return_slowpath+0x5e0/0x5e0 [ 241.529627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.534460] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.539463] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 241.544478] ? prepare_exit_to_usermode+0x291/0x3b0 [ 241.549490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.554330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.559520] RIP: 0033:0x41124a [ 241.562716] Code: Bad RIP value. [ 241.566067] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 241.573767] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 241.581023] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 241.588284] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 241.595542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 241.602805] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 241.610085] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 241.610383] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 241.617009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.623545] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 241.632807] Call Trace: [ 241.632812] [ 241.632827] dump_stack+0x244/0x39d [ 241.632844] ? dump_stack_print_info.cold.1+0x20/0x20 [ 241.639355] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 241.641888] warn_alloc.cold.117+0xb7/0x1bd [ 241.644006] syz-executor1 cpuset= [ 241.647618] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 241.652781] / [ 241.663252] ? lock_downgrade+0x900/0x900 [ 241.667543] mems_allowed=0 [ 241.671005] ? trace_hardirqs_off+0xb8/0x310 [ 241.688958] ? trace_hardirqs_off+0xb8/0x310 [ 241.693373] __alloc_pages_slowpath+0x2660/0x2d70 [ 241.698244] ? warn_alloc+0x120/0x120 [ 241.702062] ? warn_alloc+0x120/0x120 [ 241.705856] ? print_usage_bug+0xc0/0xc0 [ 241.709908] ? warn_alloc+0x120/0x120 [ 241.713701] ? print_usage_bug+0xc0/0xc0 [ 241.717768] ? __lock_acquire+0x62f/0x4c20 [ 241.721999] ? __lock_acquire+0x62f/0x4c20 [ 241.726239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.731770] ? should_fail+0x22d/0xd01 [ 241.735654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.740754] ? __lock_acquire+0x62f/0x4c20 [ 241.744983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.750076] ? __lock_acquire+0x62f/0x4c20 [ 241.754297] ? should_fail+0x22d/0xd01 [ 241.758173] ? find_held_lock+0x36/0x1c0 [ 241.762236] ? mark_held_locks+0x130/0x130 [ 241.766467] ? mark_held_locks+0x130/0x130 [ 241.770699] ? zap_class+0x640/0x640 [ 241.774406] ? zap_class+0x640/0x640 [ 241.778116] ? print_usage_bug+0xc0/0xc0 [ 241.782169] ? do_raw_spin_unlock+0xa7/0x330 [ 241.786588] ? zap_class+0x640/0x640 [ 241.790292] ? print_usage_bug+0xc0/0xc0 [ 241.794343] ? wq_watchdog_touch+0x9c/0xfe [ 241.798578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.804106] ? check_preemption_disabled+0x48/0x280 [ 241.809122] ? __lock_is_held+0xb5/0x140 [ 241.813174] __alloc_pages_nodemask+0xa80/0xde0 [ 241.817835] ? zap_class+0x640/0x640 [ 241.821544] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 241.826584] ? find_held_lock+0x36/0x1c0 [ 241.830645] ? ____cache_alloc_node+0x1c7/0x1e0 [ 241.835302] ? lock_downgrade+0x900/0x900 [ 241.839446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.845017] cache_grow_begin+0xa5/0x8c0 [ 241.849068] ? do_raw_spin_unlock+0xa7/0x330 [ 241.853469] fallback_alloc+0x204/0x2e0 [ 241.857434] ____cache_alloc_node+0x1c7/0x1e0 [ 241.861928] kmem_cache_alloc_node+0xe3/0x730 [ 241.866412] ? ipv6_get_ifaddr+0x42e/0x620 [ 241.870646] __alloc_skb+0x119/0x770 [ 241.874349] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 241.879617] ? netdev_alloc_frag+0x1f0/0x1f0 [ 241.884013] ? lock_downgrade+0x900/0x900 [ 241.888182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.893706] ? refcount_sub_and_test_checked+0x203/0x310 [ 241.899147] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 241.904582] ? addrconf_rs_timer+0x690/0x690 [ 241.908987] ndisc_alloc_skb+0x144/0x340 [ 241.913058] ndisc_send_rs+0x331/0x6e0 [ 241.916951] addrconf_rs_timer+0x314/0x690 [ 241.921181] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.925415] call_timer_fn+0x272/0x920 [ 241.929290] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.933515] ? process_timeout+0x40/0x40 [ 241.937585] ? __run_timers+0x7da/0xc70 [ 241.941561] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.946043] ? _raw_spin_unlock_irq+0x27/0x80 [ 241.950527] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.954761] ? lockdep_hardirqs_on+0x296/0x5b0 [ 241.959349] ? trace_hardirqs_on+0xbd/0x310 [ 241.963659] ? kasan_check_read+0x11/0x20 [ 241.967802] ? __run_timers+0x7da/0xc70 [ 241.971767] ? trace_hardirqs_off_caller+0x310/0x310 [ 241.976865] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.981084] __run_timers+0x7e5/0xc70 [ 241.984882] ? timer_fixup_init+0x70/0x70 [ 241.989023] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 241.994041] ? zap_class+0x640/0x640 [ 241.997746] ? enqueue_hrtimer+0x1a5/0x560 [ 242.001968] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 242.007151] ? find_held_lock+0x36/0x1c0 [ 242.011206] ? zap_class+0x640/0x640 [ 242.014911] ? pvclock_read_flags+0x160/0x160 [ 242.019393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.024917] ? check_preemption_disabled+0x48/0x280 [ 242.029927] ? __lock_is_held+0xb5/0x140 [ 242.033977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.039509] ? check_preemption_disabled+0x48/0x280 [ 242.044525] run_timer_softirq+0x52/0xb0 [ 242.048583] ? rcu_read_lock_sched_held+0x14f/0x180 [ 242.053588] __do_softirq+0x308/0xb7e [ 242.057390] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 242.061876] ? lock_downgrade+0x900/0x900 [ 242.066015] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 242.071108] ? pvclock_read_flags+0x160/0x160 [ 242.075591] ? lapic_next_event+0x5a/0x90 [ 242.079726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.085253] ? kvm_clock_read+0x18/0x30 [ 242.089212] ? kvm_sched_clock_read+0x9/0x20 [ 242.093609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.099299] ? check_preemption_disabled+0x48/0x280 [ 242.104310] irq_exit+0x17f/0x1c0 [ 242.107750] smp_apic_timer_interrupt+0x1cb/0x760 [ 242.112593] ? smp_call_function_single_interrupt+0x159/0x650 [ 242.118483] ? smp_call_function_single_interrupt+0x650/0x650 [ 242.124356] ? interrupt_entry+0xb5/0xc0 [ 242.128413] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.133417] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.138425] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.143255] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.148254] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.153251] ? task_prio+0x50/0x50 [ 242.156784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.162312] ? check_preemption_disabled+0x48/0x280 [ 242.167320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.172183] apic_timer_interrupt+0xf/0x20 [ 242.176401] [ 242.178630] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 242.184503] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 242.203393] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 242.211089] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 242.218346] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 242.225613] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 242.232868] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 242.240122] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 242.247397] ? save_stack+0xa9/0xd0 [ 242.251110] __kmalloc_node_track_caller+0x33/0x70 [ 242.256028] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 242.260774] pskb_expand_head+0x230/0x10f0 [ 242.265003] ? memcpy+0x45/0x50 [ 242.268272] ? __copy_skb_header+0x350/0x6b0 [ 242.272672] ? skb_release_data+0x880/0x880 [ 242.276984] ? __alloc_skb+0x770/0x770 [ 242.280878] ? __lock_is_held+0xb5/0x140 [ 242.284934] ? kasan_check_write+0x14/0x20 [ 242.289155] ? __skb_clone+0x6c7/0xa00 [ 242.293062] ? __copy_skb_header+0x6b0/0x6b0 [ 242.297458] ? kmem_cache_alloc+0x33a/0x730 [ 242.301789] skb_ensure_writable+0x3dd/0x640 [ 242.306190] ? skb_checksum_setup+0xaa0/0xaa0 [ 242.310678] ? check_preemption_disabled+0x48/0x280 [ 242.315690] ? __this_cpu_preempt_check+0x1c/0x20 [ 242.320539] ? __bpf_redirect+0x54b/0xb20 [ 242.324695] bpf_clone_redirect+0x14a/0x490 [ 242.329011] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 242.334020] ? __sched_text_start+0x8/0x8 [ 242.338254] ? retint_kernel+0x2d/0x2d [ 242.342133] ? find_held_lock+0x36/0x1c0 [ 242.346190] ? lock_acquire+0x1ed/0x520 [ 242.350163] ? bpf_test_run+0x3cb/0x780 [ 242.354243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.359768] ? check_preemption_disabled+0x48/0x280 [ 242.364777] ? kasan_check_read+0x11/0x20 [ 242.368916] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.374177] ? rcu_softirq_qs+0x20/0x20 [ 242.378134] ? preempt_schedule+0x4d/0x60 [ 242.382304] ? ___preempt_schedule+0x16/0x18 [ 242.386706] ? bpf_test_run+0x25d/0x780 [ 242.390680] ? netlink_diag_dump+0x2a0/0x2a0 [ 242.395078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.400600] ? bpf_test_init.isra.10+0x70/0x100 [ 242.405258] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 242.410011] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 242.414850] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 242.420375] ? fput+0x130/0x1a0 [ 242.423645] ? __bpf_prog_get+0x9b/0x290 [ 242.427717] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 242.432568] ? bpf_prog_test_run+0x130/0x1a0 [ 242.436965] ? __x64_sys_bpf+0x3d8/0x520 [ 242.441009] ? bpf_prog_get+0x20/0x20 [ 242.444817] ? do_syscall_64+0x1b9/0x820 [ 242.448875] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 242.454228] ? syscall_return_slowpath+0x5e0/0x5e0 [ 242.459141] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.463975] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.468980] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 242.473985] ? prepare_exit_to_usermode+0x291/0x3b0 [ 242.478999] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.483852] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.489235] warn_alloc_show_mem: 1 callbacks suppressed [ 242.489243] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 242.489244] Mem-Info: [ 242.489271] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 242.489271] active_file:9 inactive_file:21 isolated_file:0 [ 242.489271] unevictable:0 dirty:0 writeback:0 unstable:0 [ 242.489271] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 242.489271] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 242.489271] free:13789 free_pcp:199 free_cma:0 [ 242.494596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.494602] Call Trace: [ 242.501534] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 242.503917] [ 242.536694] Node 0 [ 242.546029] dump_stack+0x244/0x39d [ 242.548617] 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 [ 242.575816] ? dump_stack_print_info.cold.1+0x20/0x20 [ 242.577928] lowmem_reserve[]: 0 [ 242.580167] warn_alloc.cold.117+0xb7/0x1bd [ 242.583749] 2818 6321 [ 242.609235] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 242.614386] 6321 [ 242.617657] ? lock_downgrade+0x900/0x900 [ 242.621943] Node 0 [ 242.624428] ? trace_hardirqs_off+0xb8/0x310 [ 242.629264] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 242.631320] ? trace_hardirqs_off+0xb8/0x310 [ 242.635431] lowmem_reserve[]: [ 242.637658] __alloc_pages_slowpath+0x2660/0x2d70 [ 242.642029] 0 [ 242.669177] ? warn_alloc+0x120/0x120 [ 242.673533] 0 [ 242.676621] ? warn_alloc+0x120/0x120 [ 242.681423] 3503 3503 [ 242.683212] ? print_usage_bug+0xc0/0xc0 [ 242.688762] ? warn_alloc+0x120/0x120 [ 242.692540] Node 0 [ 242.695017] ? print_usage_bug+0xc0/0xc0 [ 242.699064] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 242.702825] ? __lock_acquire+0x62f/0x4c20 [ 242.705026] lowmem_reserve[]: [ 242.709075] ? __lock_acquire+0x62f/0x4c20 [ 242.737313] 0 0 [ 242.741537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.744605] 0 0 [ 242.748826] ? should_fail+0x22d/0xd01 [ 242.750773] Node 0 [ 242.756291] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.758248] DMA: [ 242.762120] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.764327] 1*4kB [ 242.769583] ? __lock_acquire+0x62f/0x4c20 [ 242.771617] (U) [ 242.776814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.778929] 0*8kB 0*16kB [ 242.783158] ? __lock_acquire+0x62f/0x4c20 [ 242.785098] 1*32kB (U) [ 242.790197] ? should_fail+0x22d/0xd01 [ 242.792942] 2*64kB [ 242.797160] ? rcu_irq_exit+0x1a2/0x390 [ 242.799709] (U) 1*128kB [ 242.803590] ? mark_held_locks+0x130/0x130 [ 242.805785] (U) 1*256kB [ 242.809750] ? mark_held_locks+0x130/0x130 [ 242.812404] (U) [ 242.816622] ? mark_held_locks+0xc7/0x130 [ 242.819259] 0*512kB 1*1024kB [ 242.823491] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 242.825430] (U) 1*2048kB [ 242.829584] ? zap_class+0x640/0x640 [ 242.832658] (M) [ 242.837653] ? print_usage_bug+0xc0/0xc0 [ 242.840377] 3*4096kB (M) [ 242.844079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.846023] = 15908kB [ 242.850070] ? check_preemption_disabled+0x48/0x280 [ 242.852795] Node 0 [ 242.858317] ? __lock_is_held+0xb5/0x140 [ 242.860696] DMA32: 3*4kB [ 242.865709] __alloc_pages_nodemask+0xa80/0xde0 [ 242.867912] (UM) [ 242.871956] ? zap_class+0x640/0x640 [ 242.874704] 283*8kB [ 242.879358] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 242.881387] (UM) [ 242.885089] ? find_held_lock+0x36/0x1c0 [ 242.887374] 189*16kB (UM) [ 242.892380] ? ____cache_alloc_node+0x1c7/0x1e0 [ 242.894401] 116*32kB (M) [ 242.898447] ? lock_downgrade+0x900/0x900 [ 242.901264] 38*64kB (M) [ 242.905923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.908644] 10*128kB (M) [ 242.912778] cache_grow_begin+0xa5/0x8c0 [ 242.915411] 5*256kB (UM) [ 242.920937] ? do_raw_spin_unlock+0xa7/0x330 [ 242.923664] 4*512kB [ 242.927707] fallback_alloc+0x204/0x2e0 [ 242.930424] (UM) 3*1024kB [ 242.934839] ____cache_alloc_node+0x1c7/0x1e0 [ 242.937127] (M) [ 242.941099] kmem_cache_alloc_node+0xe3/0x730 [ 242.943909] 3*2048kB (UM) [ 242.948390] ? ipv6_get_ifaddr+0x42e/0x620 [ 242.950331] 0*4096kB = 25268kB [ 242.954827] __alloc_skb+0x119/0x770 [ 242.957640] Node 0 [ 242.961870] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.965028] Normal: [ 242.968726] ? netdev_alloc_frag+0x1f0/0x1f0 [ 242.970936] 191*4kB [ 242.976194] ? lock_downgrade+0x900/0x900 [ 242.978483] (UME) [ 242.982873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.985163] 562*8kB [ 242.989296] ? refcount_sub_and_test_checked+0x203/0x310 [ 242.991414] (MEH) [ 242.996936] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 242.999222] 243*16kB (UMEH) [ 243.004658] ? addrconf_rs_timer+0x690/0x690 [ 243.006770] 85*32kB (UM) [ 243.012209] ndisc_alloc_skb+0x144/0x340 [ 243.015187] 1*64kB (U) [ 243.019580] ndisc_send_rs+0x331/0x6e0 [ 243.022305] 0*128kB [ 243.026433] addrconf_rs_timer+0x314/0x690 [ 243.028983] 2*256kB [ 243.033010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.035305] (UH) [ 243.039528] call_timer_fn+0x272/0x920 [ 243.041809] 1*512kB (U) [ 243.046029] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.048056] 1*1024kB (U) [ 243.051930] ? process_timeout+0x40/0x40 [ 243.054566] 0*2048kB 0*4096kB [ 243.058796] ? __run_timers+0x7da/0xc70 [ 243.061525] = 13980kB [ 243.061536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 243.065576] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.068739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 243.072690] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.075068] 168 total pagecache pages [ 243.083877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.083890] ? lockdep_hardirqs_on+0x296/0x5b0 [ 243.088375] 0 pages in swap cache [ 243.096926] ? trace_hardirqs_on+0xbd/0x310 [ 243.101392] Swap cache stats: add 0, delete 0, find 0/0 [ 243.105168] ? kasan_check_read+0x11/0x20 [ 243.105184] ? __run_timers+0x7da/0xc70 [ 243.109386] Free swap = 0kB [ 243.113947] ? trace_hardirqs_off_caller+0x310/0x310 [ 243.117467] Total swap = 0kB [ 243.121774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.127104] 1965979 pages RAM [ 243.131232] __run_timers+0x7e5/0xc70 [ 243.135178] 0 pages HighMem/MovableOnly [ 243.135184] 342867 pages reserved [ 243.138191] ? timer_fixup_init+0x70/0x70 [ 243.143263] 0 pages cma reserved [ 243.146262] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 243.150525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.153578] ? zap_class+0x640/0x640 [ 243.157404] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.161302] ? enqueue_hrtimer+0x1a5/0x560 [ 243.164721] syz-executor0 cpuset= [ 243.168868] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 243.172208] syz0 [ 243.177210] ? find_held_lock+0x36/0x1c0 [ 243.183672] mems_allowed=0 [ 243.187372] ? pvclock_read_flags+0x160/0x160 [ 243.224517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.230045] ? check_preemption_disabled+0x48/0x280 [ 243.235057] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 243.240600] ? rcu_pm_notify+0xc0/0xc0 [ 243.244492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.250018] ? check_preemption_disabled+0x48/0x280 [ 243.255030] run_timer_softirq+0x52/0xb0 [ 243.259079] ? rcu_read_lock_sched_held+0x14f/0x180 [ 243.264082] __do_softirq+0x308/0xb7e [ 243.267881] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 243.272371] ? lock_downgrade+0x900/0x900 [ 243.276512] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 243.281616] ? pvclock_read_flags+0x160/0x160 [ 243.286111] ? lapic_next_event+0x5a/0x90 [ 243.290253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.295788] ? kvm_clock_read+0x18/0x30 [ 243.299751] ? kvm_sched_clock_read+0x9/0x20 [ 243.304151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.309678] ? check_preemption_disabled+0x48/0x280 [ 243.314693] irq_exit+0x17f/0x1c0 [ 243.318140] smp_apic_timer_interrupt+0x1cb/0x760 [ 243.322970] ? smp_reschedule_interrupt+0x109/0x650 [ 243.327973] ? smp_call_function_single_interrupt+0x650/0x650 [ 243.333848] ? interrupt_entry+0xb5/0xc0 [ 243.337897] ? trace_hardirqs_off_caller+0xbb/0x310 [ 243.342904] ? trace_hardirqs_off_caller+0xbb/0x310 [ 243.347926] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.352764] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.357775] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.362787] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.367631] apic_timer_interrupt+0xf/0x20 [ 243.371860] [ 243.374088] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 243.379280] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 243.398168] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 243.405865] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 243.413124] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 243.420383] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 243.427649] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 243.434998] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 243.442273] do_exit+0x11f8/0x26d0 [ 243.445803] ? run_rebalance_domains+0x500/0x500 [ 243.450561] ? mm_update_next_owner+0x990/0x990 [ 243.455216] ? print_usage_bug+0xc0/0xc0 [ 243.459269] ? print_usage_bug+0xc0/0xc0 [ 243.463326] ? __lock_acquire+0x62f/0x4c20 [ 243.467556] ? finish_task_switch+0x1f4/0x910 [ 243.472047] ? __lock_acquire+0x62f/0x4c20 [ 243.476273] ? mark_held_locks+0x130/0x130 [ 243.480497] ? __lock_acquire+0x62f/0x4c20 [ 243.484731] ? kasan_check_read+0x11/0x20 [ 243.488871] ? finish_task_switch+0x1f4/0x910 [ 243.493372] ? trace_hardirqs_off_caller+0x310/0x310 [ 243.498466] ? compat_start_thread+0x80/0x80 [ 243.502867] ? mark_held_locks+0x130/0x130 [ 243.507088] ? mark_held_locks+0x130/0x130 [ 243.511311] ? finish_task_switch+0x1f4/0x910 [ 243.515794] ? finish_task_switch+0x1b4/0x910 [ 243.520278] ? __switch_to_asm+0x34/0x70 [ 243.524338] ? preempt_notifier_register+0x200/0x200 [ 243.529441] ? __switch_to_asm+0x34/0x70 [ 243.533494] ? __switch_to_asm+0x34/0x70 [ 243.537546] ? __switch_to_asm+0x34/0x70 [ 243.541596] ? __switch_to_asm+0x40/0x70 [ 243.545645] ? __switch_to_asm+0x34/0x70 [ 243.549692] ? __switch_to_asm+0x40/0x70 [ 243.553746] ? __switch_to_asm+0x34/0x70 [ 243.557795] ? __switch_to_asm+0x34/0x70 [ 243.561843] ? __switch_to_asm+0x34/0x70 [ 243.565890] ? __switch_to_asm+0x40/0x70 [ 243.569940] ? __switch_to_asm+0x34/0x70 [ 243.573991] ? __switch_to_asm+0x40/0x70 [ 243.578045] ? zap_class+0x640/0x640 [ 243.581750] ? __schedule+0x8d7/0x21d0 [ 243.585627] ? print_usage_bug+0xc0/0xc0 [ 243.589705] ? wait_consider_task+0x245/0x3bb0 [ 243.594278] ? zap_class+0x640/0x640 [ 243.597979] ? find_held_lock+0x36/0x1c0 [ 243.602036] ? memset+0x31/0x40 [ 243.605309] ? find_held_lock+0x36/0x1c0 [ 243.609369] ? get_signal+0x95b/0x1980 [ 243.613246] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.617729] ? _raw_spin_unlock_irq+0x27/0x80 [ 243.622219] do_group_exit+0x177/0x440 [ 243.626097] ? trace_hardirqs_off_caller+0x310/0x310 [ 243.631195] ? __ia32_sys_exit+0x50/0x50 [ 243.635264] get_signal+0x8b0/0x1980 [ 243.639001] ? ptrace_notify+0x130/0x130 [ 243.643051] ? zap_class+0x640/0x640 [ 243.646753] ? zap_class+0x640/0x640 [ 243.650451] ? zap_class+0x640/0x640 [ 243.654154] ? put_pid.part.2+0x1c5/0x240 [ 243.658296] ? find_held_lock+0x36/0x1c0 [ 243.662361] do_signal+0x9c/0x21c0 [ 243.665890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.671423] ? kernel_wait4+0x2e0/0x3f0 [ 243.675383] ? __ia32_sys_waitid+0x140/0x140 [ 243.679824] ? setup_sigcontext+0x7d0/0x7d0 [ 243.684138] ? task_stopped_code+0x190/0x190 [ 243.688546] ? exit_to_usermode_loop+0x8c/0x380 [ 243.693201] ? exit_to_usermode_loop+0x8c/0x380 [ 243.697861] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 243.702433] ? trace_hardirqs_on+0xbd/0x310 [ 243.706740] ? __do_sys_wait4+0xaf/0x150 [ 243.710795] ? do_syscall_64+0x6be/0x820 [ 243.714851] ? do_syscall_64+0x9a/0x820 [ 243.718828] ? do_syscall_64+0x9a/0x820 [ 243.722792] exit_to_usermode_loop+0x2e5/0x380 [ 243.727366] ? __bpf_trace_sys_exit+0x30/0x30 [ 243.731874] do_syscall_64+0x6be/0x820 [ 243.735772] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 243.741130] ? syscall_return_slowpath+0x5e0/0x5e0 [ 243.746048] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.750881] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.755889] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 243.760902] ? prepare_exit_to_usermode+0x291/0x3b0 [ 243.765921] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.770773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.775955] RIP: 0033:0x41124a [ 243.779153] Code: Bad RIP value. [ 243.782507] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 243.790209] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 243.797468] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 243.804726] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 243.811987] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 243.819246] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 243.826524] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 243.826578] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.833439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.833444] Call Trace: [ 243.833449] [ 243.833462] dump_stack+0x244/0x39d [ 243.833479] ? dump_stack_print_info.cold.1+0x20/0x20 [ 243.840009] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.849290] warn_alloc.cold.117+0xb7/0x1bd [ 243.851839] syz-executor1 cpuset= [ 243.853972] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 243.857566] / [ 243.862762] ? lock_downgrade+0x900/0x900 [ 243.873217] mems_allowed=0 [ 243.877526] ? trace_hardirqs_off+0xb8/0x310 [ 243.898882] ? trace_hardirqs_off+0xb8/0x310 [ 243.903289] __alloc_pages_slowpath+0x2660/0x2d70 [ 243.908143] ? warn_alloc+0x120/0x120 [ 243.911935] ? warn_alloc+0x120/0x120 [ 243.915729] ? print_usage_bug+0xc0/0xc0 [ 243.919785] ? warn_alloc+0x120/0x120 [ 243.923576] ? print_usage_bug+0xc0/0xc0 [ 243.927634] ? __lock_acquire+0x62f/0x4c20 [ 243.931856] ? __lock_acquire+0x62f/0x4c20 [ 243.936083] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.941606] ? should_fail+0x22d/0xd01 [ 243.945486] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.950599] ? __lock_acquire+0x62f/0x4c20 [ 243.954824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.959917] ? __lock_acquire+0x62f/0x4c20 [ 243.964134] ? should_fail+0x22d/0xd01 [ 243.968020] ? mark_held_locks+0x130/0x130 [ 243.972249] ? mark_held_locks+0x130/0x130 [ 243.976480] ? zap_class+0x640/0x640 [ 243.980196] ? zap_class+0x640/0x640 [ 243.983915] ? print_usage_bug+0xc0/0xc0 [ 243.987972] ? wq_watchdog_touch+0x9c/0xfe [ 243.992200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.997731] ? check_preemption_disabled+0x48/0x280 [ 244.002757] ? __lock_is_held+0xb5/0x140 [ 244.006809] __alloc_pages_nodemask+0xa80/0xde0 [ 244.011471] ? zap_class+0x640/0x640 [ 244.015183] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 244.020196] ? find_held_lock+0x36/0x1c0 [ 244.024261] ? ____cache_alloc_node+0x1c7/0x1e0 [ 244.028917] ? lock_downgrade+0x900/0x900 [ 244.033060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.038588] cache_grow_begin+0xa5/0x8c0 [ 244.042641] ? do_raw_spin_unlock+0xa7/0x330 [ 244.047078] fallback_alloc+0x204/0x2e0 [ 244.051042] ____cache_alloc_node+0x1c7/0x1e0 [ 244.055536] kmem_cache_alloc_node+0xe3/0x730 [ 244.060021] ? ipv6_get_ifaddr+0x42e/0x620 [ 244.064259] __alloc_skb+0x119/0x770 [ 244.067964] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 244.073248] ? netdev_alloc_frag+0x1f0/0x1f0 [ 244.077640] ? lock_downgrade+0x900/0x900 [ 244.081781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.087309] ? refcount_sub_and_test_checked+0x203/0x310 [ 244.092754] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 244.098192] ? addrconf_rs_timer+0x690/0x690 [ 244.102592] ndisc_alloc_skb+0x144/0x340 [ 244.106748] ndisc_send_rs+0x331/0x6e0 [ 244.110628] addrconf_rs_timer+0x314/0x690 [ 244.114858] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.119107] call_timer_fn+0x272/0x920 [ 244.122982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.127206] ? process_timeout+0x40/0x40 [ 244.131263] ? __run_timers+0x7da/0xc70 [ 244.135229] ? _raw_spin_unlock_irq+0x27/0x80 [ 244.139718] ? _raw_spin_unlock_irq+0x27/0x80 [ 244.144201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.148438] ? lockdep_hardirqs_on+0x296/0x5b0 [ 244.153014] ? trace_hardirqs_on+0xbd/0x310 [ 244.157338] ? kasan_check_read+0x11/0x20 [ 244.161507] ? __run_timers+0x7da/0xc70 [ 244.165475] ? trace_hardirqs_off_caller+0x310/0x310 [ 244.170595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.174822] __run_timers+0x7e5/0xc70 [ 244.178620] ? timer_fixup_init+0x70/0x70 [ 244.182756] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 244.187765] ? zap_class+0x640/0x640 [ 244.191476] ? enqueue_hrtimer+0x1a5/0x560 [ 244.195705] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 244.200895] ? find_held_lock+0x36/0x1c0 [ 244.204955] ? zap_class+0x640/0x640 [ 244.208663] ? pvclock_read_flags+0x160/0x160 [ 244.213146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.218684] ? check_preemption_disabled+0x48/0x280 [ 244.223699] ? __lock_is_held+0xb5/0x140 [ 244.227756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.233286] ? check_preemption_disabled+0x48/0x280 [ 244.238298] run_timer_softirq+0x52/0xb0 [ 244.242355] ? rcu_read_lock_sched_held+0x14f/0x180 [ 244.247386] __do_softirq+0x308/0xb7e [ 244.251182] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 244.255671] ? lock_downgrade+0x900/0x900 [ 244.259812] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 244.264912] ? pvclock_read_flags+0x160/0x160 [ 244.269401] ? lapic_next_event+0x5a/0x90 [ 244.273548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.279086] ? kvm_clock_read+0x18/0x30 [ 244.283055] ? kvm_sched_clock_read+0x9/0x20 [ 244.287459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.292985] ? check_preemption_disabled+0x48/0x280 [ 244.298000] irq_exit+0x17f/0x1c0 [ 244.301448] smp_apic_timer_interrupt+0x1cb/0x760 [ 244.306281] ? smp_call_function_single_interrupt+0x159/0x650 [ 244.312160] ? smp_call_function_single_interrupt+0x650/0x650 [ 244.318036] ? interrupt_entry+0xb5/0xc0 [ 244.322093] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.327100] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.332110] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.336943] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.341951] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.346958] ? task_prio+0x50/0x50 [ 244.350493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.356022] ? check_preemption_disabled+0x48/0x280 [ 244.361033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.365891] apic_timer_interrupt+0xf/0x20 [ 244.370114] [ 244.372356] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 244.378231] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 244.397119] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 244.404817] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 244.412078] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 244.419346] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 244.426609] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 244.433864] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 244.441143] ? save_stack+0xa9/0xd0 [ 244.445525] __kmalloc_node_track_caller+0x33/0x70 [ 244.450447] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 244.455198] pskb_expand_head+0x230/0x10f0 [ 244.459436] ? memcpy+0x45/0x50 [ 244.462712] ? __copy_skb_header+0x350/0x6b0 [ 244.467114] ? skb_release_data+0x880/0x880 [ 244.471426] ? __alloc_skb+0x770/0x770 [ 244.475308] ? __lock_is_held+0xb5/0x140 [ 244.479375] ? kasan_check_write+0x14/0x20 [ 244.483598] ? __skb_clone+0x6c7/0xa00 [ 244.487476] ? __copy_skb_header+0x6b0/0x6b0 [ 244.491874] ? kmem_cache_alloc+0x33a/0x730 [ 244.496193] skb_ensure_writable+0x3dd/0x640 [ 244.500602] ? skb_checksum_setup+0xaa0/0xaa0 [ 244.505083] ? check_preemption_disabled+0x48/0x280 [ 244.510093] ? __this_cpu_preempt_check+0x1c/0x20 [ 244.514929] ? __bpf_redirect+0x54b/0xb20 [ 244.519163] bpf_clone_redirect+0x14a/0x490 [ 244.523488] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 244.528513] ? __sched_text_start+0x8/0x8 [ 244.532653] ? retint_kernel+0x2d/0x2d [ 244.536537] ? find_held_lock+0x36/0x1c0 [ 244.540599] ? lock_acquire+0x1ed/0x520 [ 244.544563] ? bpf_test_run+0x3cb/0x780 [ 244.548536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.554062] ? check_preemption_disabled+0x48/0x280 [ 244.559074] ? kasan_check_read+0x11/0x20 [ 244.563210] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 244.568477] ? rcu_softirq_qs+0x20/0x20 [ 244.572441] ? preempt_schedule+0x4d/0x60 [ 244.576578] ? ___preempt_schedule+0x16/0x18 [ 244.580981] ? bpf_test_run+0x25d/0x780 [ 244.584953] ? netlink_diag_dump+0x2a0/0x2a0 [ 244.589357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.594883] ? bpf_test_init.isra.10+0x70/0x100 [ 244.599548] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 244.604304] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 244.609142] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 244.614672] ? fput+0x130/0x1a0 [ 244.617944] ? __bpf_prog_get+0x9b/0x290 [ 244.622000] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 244.626855] ? bpf_prog_test_run+0x130/0x1a0 [ 244.631258] ? __x64_sys_bpf+0x3d8/0x520 [ 244.635328] ? bpf_prog_get+0x20/0x20 [ 244.639136] ? do_syscall_64+0x1b9/0x820 [ 244.643192] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 244.648551] ? syscall_return_slowpath+0x5e0/0x5e0 [ 244.653475] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.658307] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.663339] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 244.668358] ? prepare_exit_to_usermode+0x291/0x3b0 [ 244.673409] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.678250] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.683624] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 244.683628] warn_alloc_show_mem: 1 callbacks suppressed [ 244.683633] Mem-Info: [ 244.690541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.690548] Call Trace: [ 244.695923] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 244.695923] active_file:9 inactive_file:21 isolated_file:0 [ 244.695923] unevictable:0 dirty:0 writeback:0 unstable:0 [ 244.695923] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 244.695923] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 244.695923] free:13789 free_pcp:199 free_cma:0 [ 244.698290] [ 244.707646] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 244.710213] dump_stack+0x244/0x39d [ 244.743074] Node 0 [ 244.745218] ? dump_stack_print_info.cold.1+0x20/0x20 [ 244.772449] 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 [ 244.776047] warn_alloc.cold.117+0xb7/0x1bd [ 244.778245] lowmem_reserve[]: [ 244.783421] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 244.808893] 0 [ 244.813200] ? lock_downgrade+0x900/0x900 [ 244.816286] 2818 6321 [ 244.821128] ? trace_hardirqs_off+0xb8/0x310 [ 244.822923] 6321 [ 244.827064] ? trace_hardirqs_off+0xb8/0x310 [ 244.829532] Node 0 [ 244.833931] __alloc_pages_slowpath+0x2660/0x2d70 [ 244.835984] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 244.840379] ? warn_alloc+0x120/0x120 [ 244.842564] lowmem_reserve[]: [ 244.847394] ? warn_alloc+0x120/0x120 [ 244.874507] 0 0 [ 244.878307] ? print_usage_bug+0xc0/0xc0 [ 244.881389] 3503 3503 [ 244.885180] ? warn_alloc+0x120/0x120 [ 244.887131] Node 0 [ 244.891183] ? print_usage_bug+0xc0/0xc0 [ 244.893673] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 244.897441] ? __lock_acquire+0x62f/0x4c20 [ 244.899650] lowmem_reserve[]: [ 244.903696] ? __lock_acquire+0x62f/0x4c20 [ 244.931937] 0 0 [ 244.936166] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.939238] 0 0 [ 244.943462] ? should_fail+0x22d/0xd01 [ 244.945409] Node 0 [ 244.950926] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 244.952871] DMA: [ 244.956736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.958940] 1*4kB [ 244.964197] ? __lock_acquire+0x62f/0x4c20 [ 244.966245] (U) [ 244.971332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.973455] 0*8kB [ 244.977667] ? __lock_acquire+0x62f/0x4c20 [ 244.979611] 0*16kB [ 244.984695] ? should_fail+0x22d/0xd01 [ 244.986820] 1*32kB [ 244.991041] ? rcu_irq_exit+0x1a2/0x390 [ 244.993243] (U) [ 244.997115] ? mark_held_locks+0x130/0x130 [ 244.999316] 2*64kB [ 245.003270] ? mark_held_locks+0x130/0x130 [ 245.005212] (U) [ 245.009431] ? mark_held_locks+0xc7/0x130 [ 245.011639] 1*128kB [ 245.015852] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 245.017793] (U) 1*256kB (U) [ 245.021927] ? zap_class+0x640/0x640 [ 245.024215] 0*512kB 1*1024kB [ 245.029216] ? print_usage_bug+0xc0/0xc0 [ 245.032681] (U) 1*2048kB [ 245.036388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.039454] (M) 3*4096kB [ 245.043502] ? check_preemption_disabled+0x48/0x280 [ 245.046224] (M) = 15908kB [ 245.051757] ? __lock_is_held+0xb5/0x140 [ 245.054483] Node 0 [ 245.059483] __alloc_pages_nodemask+0xa80/0xde0 [ 245.062205] DMA32: 3*4kB [ 245.066258] ? zap_class+0x640/0x640 [ 245.068461] (UM) 283*8kB [ 245.073121] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 245.075862] (UM) [ 245.079578] ? find_held_lock+0x36/0x1c0 [ 245.082302] 189*16kB [ 245.087310] ? ____cache_alloc_node+0x1c7/0x1e0 [ 245.089335] (UM) [ 245.093377] ? lock_downgrade+0x900/0x900 [ 245.095773] 116*32kB (M) [ 245.100434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.102459] 38*64kB (M) [ 245.106596] cache_grow_begin+0xa5/0x8c0 [ 245.109320] 10*128kB [ 245.114836] ? do_raw_spin_unlock+0xa7/0x330 [ 245.117476] (M) [ 245.121521] fallback_alloc+0x204/0x2e0 [ 245.123896] 5*256kB [ 245.128458] ____cache_alloc_node+0x1c7/0x1e0 [ 245.130398] (UM) [ 245.134353] kmem_cache_alloc_node+0xe3/0x730 [ 245.136639] 4*512kB (UM) [ 245.141118] ? ipv6_get_ifaddr+0x42e/0x620 [ 245.143145] 3*1024kB (M) [ 245.147636] __alloc_skb+0x119/0x770 [ 245.150354] 3*2048kB (UM) [ 245.154579] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 245.157307] 0*4096kB [ 245.161004] ? netdev_alloc_frag+0x1f0/0x1f0 [ 245.163818] = 25268kB [ 245.169075] ? lock_downgrade+0x900/0x900 [ 245.171455] Node 0 [ 245.175848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.178227] Normal: [ 245.182360] ? refcount_sub_and_test_checked+0x203/0x310 [ 245.184566] 191*4kB [ 245.190084] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 245.192390] (UME) [ 245.197819] ? addrconf_rs_timer+0x690/0x690 [ 245.200283] 562*8kB [ 245.205726] ndisc_alloc_skb+0x144/0x340 [ 245.207841] (MEH) [ 245.212234] ndisc_send_rs+0x331/0x6e0 [ 245.214524] 243*16kB (UMEH) [ 245.218573] addrconf_rs_timer+0x314/0x690 [ 245.220684] 85*32kB (UM) [ 245.224571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.227556] 1*64kB [ 245.231781] call_timer_fn+0x272/0x920 [ 245.234493] (U) [ 245.238709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.240912] 0*128kB 2*256kB [ 245.244791] ? process_timeout+0x40/0x40 [ 245.246734] (UH) [ 245.250969] ? __run_timers+0x7da/0xc70 [ 245.253963] 1*512kB (U) [ 245.258014] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.260038] 1*1024kB (U) [ 245.264000] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.266634] 0*2048kB 0*4096kB [ 245.271120] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.273845] = 13980kB [ 245.278318] ? lockdep_hardirqs_on+0x296/0x5b0 [ 245.281487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 245.285700] ? trace_hardirqs_on+0xbd/0x310 [ 245.288080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 245.292635] ? kasan_check_read+0x11/0x20 [ 245.301434] 168 total pagecache pages [ 245.305735] ? __run_timers+0x7da/0xc70 [ 245.314288] 0 pages in swap cache [ 245.318413] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.322183] Swap cache stats: add 0, delete 0, find 0/0 [ 245.326135] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.329560] Free swap = 0kB [ 245.334653] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 245.339996] Total swap = 0kB [ 245.340002] 1965979 pages RAM [ 245.344217] __run_timers+0x7e5/0xc70 [ 245.347205] 0 pages HighMem/MovableOnly [ 245.351428] ? timer_fixup_init+0x70/0x70 [ 245.354404] 342867 pages reserved [ 245.354410] 0 pages cma reserved [ 245.357498] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 245.361323] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 245.365229] ? zap_class+0x640/0x640 [ 245.369409] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 245.372781] ? enqueue_hrtimer+0x1a5/0x560 [ 245.376113] syz-executor0 cpuset= [ 245.381112] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 245.387571] syz0 [ 245.391289] ? find_held_lock+0x36/0x1c0 [ 245.401737] mems_allowed=0 [ 245.405960] ? pvclock_read_flags+0x160/0x160 [ 245.427948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.433482] ? check_preemption_disabled+0x48/0x280 [ 245.438494] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 245.444022] ? rcu_pm_notify+0xc0/0xc0 [ 245.447903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.453429] ? check_preemption_disabled+0x48/0x280 [ 245.458446] run_timer_softirq+0x52/0xb0 [ 245.462497] ? rcu_read_lock_sched_held+0x14f/0x180 [ 245.467499] __do_softirq+0x308/0xb7e [ 245.471292] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 245.475774] ? lock_downgrade+0x900/0x900 [ 245.479925] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 245.485025] ? pvclock_read_flags+0x160/0x160 [ 245.489512] ? lapic_next_event+0x5a/0x90 [ 245.493652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.499200] ? kvm_clock_read+0x18/0x30 [ 245.503168] ? kvm_sched_clock_read+0x9/0x20 [ 245.507573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.513099] ? check_preemption_disabled+0x48/0x280 [ 245.518118] irq_exit+0x17f/0x1c0 [ 245.521563] smp_apic_timer_interrupt+0x1cb/0x760 [ 245.526396] ? smp_reschedule_interrupt+0x109/0x650 [ 245.531404] ? smp_call_function_single_interrupt+0x650/0x650 [ 245.537281] ? interrupt_entry+0xb5/0xc0 [ 245.541335] ? trace_hardirqs_off_caller+0xbb/0x310 [ 245.546341] ? trace_hardirqs_off_caller+0xbb/0x310 [ 245.551347] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.556174] ? trace_hardirqs_on_caller+0x310/0x310 [ 245.561176] ? trace_hardirqs_on_caller+0x310/0x310 [ 245.566184] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.571017] apic_timer_interrupt+0xf/0x20 [ 245.575254] [ 245.577485] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 245.582662] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 245.601547] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 245.609246] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 245.616505] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 245.623762] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 245.631017] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 245.638276] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 245.645553] do_exit+0x11f8/0x26d0 [ 245.649082] ? run_rebalance_domains+0x500/0x500 [ 245.653831] ? mm_update_next_owner+0x990/0x990 [ 245.658494] ? print_usage_bug+0xc0/0xc0 [ 245.662549] ? print_usage_bug+0xc0/0xc0 [ 245.666610] ? __lock_acquire+0x62f/0x4c20 [ 245.670845] ? finish_task_switch+0x1f4/0x910 [ 245.675340] ? __lock_acquire+0x62f/0x4c20 [ 245.679557] ? mark_held_locks+0x130/0x130 [ 245.683777] ? __lock_acquire+0x62f/0x4c20 [ 245.688001] ? kasan_check_read+0x11/0x20 [ 245.692138] ? finish_task_switch+0x1f4/0x910 [ 245.696624] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.701731] ? compat_start_thread+0x80/0x80 [ 245.706145] ? mark_held_locks+0x130/0x130 [ 245.710367] ? mark_held_locks+0x130/0x130 [ 245.714593] ? finish_task_switch+0x1f4/0x910 [ 245.719079] ? finish_task_switch+0x1b4/0x910 [ 245.723561] ? __switch_to_asm+0x34/0x70 [ 245.727617] ? preempt_notifier_register+0x200/0x200 [ 245.732708] ? __switch_to_asm+0x34/0x70 [ 245.736758] ? __switch_to_asm+0x34/0x70 [ 245.740806] ? __switch_to_asm+0x34/0x70 [ 245.744872] ? __switch_to_asm+0x40/0x70 [ 245.748931] ? __switch_to_asm+0x34/0x70 [ 245.752990] ? __switch_to_asm+0x40/0x70 [ 245.757037] ? __switch_to_asm+0x34/0x70 [ 245.761101] ? __switch_to_asm+0x34/0x70 [ 245.765151] ? __switch_to_asm+0x34/0x70 [ 245.769206] ? __switch_to_asm+0x40/0x70 [ 245.773259] ? __switch_to_asm+0x34/0x70 [ 245.777309] ? __switch_to_asm+0x40/0x70 [ 245.781361] ? zap_class+0x640/0x640 [ 245.785058] ? __schedule+0x8d7/0x21d0 [ 245.788933] ? print_usage_bug+0xc0/0xc0 [ 245.792995] ? wait_consider_task+0x245/0x3bb0 [ 245.797565] ? zap_class+0x640/0x640 [ 245.801271] ? find_held_lock+0x36/0x1c0 [ 245.805327] ? memset+0x31/0x40 [ 245.808597] ? find_held_lock+0x36/0x1c0 [ 245.812665] ? get_signal+0x95b/0x1980 [ 245.816546] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.821029] ? _raw_spin_unlock_irq+0x27/0x80 [ 245.825517] do_group_exit+0x177/0x440 [ 245.829393] ? trace_hardirqs_off_caller+0x310/0x310 [ 245.834483] ? __ia32_sys_exit+0x50/0x50 [ 245.838542] get_signal+0x8b0/0x1980 [ 245.842270] ? ptrace_notify+0x130/0x130 [ 245.846319] ? zap_class+0x640/0x640 [ 245.850030] ? zap_class+0x640/0x640 [ 245.853741] ? zap_class+0x640/0x640 [ 245.857444] ? put_pid.part.2+0x1c5/0x240 [ 245.861589] ? find_held_lock+0x36/0x1c0 [ 245.865650] do_signal+0x9c/0x21c0 [ 245.869182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.874709] ? kernel_wait4+0x2e0/0x3f0 [ 245.878683] ? __ia32_sys_waitid+0x140/0x140 [ 245.883096] ? setup_sigcontext+0x7d0/0x7d0 [ 245.887409] ? task_stopped_code+0x190/0x190 [ 245.891815] ? exit_to_usermode_loop+0x8c/0x380 [ 245.896477] ? exit_to_usermode_loop+0x8c/0x380 [ 245.901132] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 245.905705] ? trace_hardirqs_on+0xbd/0x310 [ 245.910018] ? __do_sys_wait4+0xaf/0x150 [ 245.914073] ? do_syscall_64+0x6be/0x820 [ 245.918152] ? do_syscall_64+0x9a/0x820 [ 245.922124] ? do_syscall_64+0x9a/0x820 [ 245.926090] exit_to_usermode_loop+0x2e5/0x380 [ 245.930663] ? __bpf_trace_sys_exit+0x30/0x30 [ 245.935177] do_syscall_64+0x6be/0x820 [ 245.939066] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 245.944417] ? syscall_return_slowpath+0x5e0/0x5e0 [ 245.949335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.954166] ? trace_hardirqs_on_caller+0x310/0x310 [ 245.959175] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 245.964191] ? prepare_exit_to_usermode+0x291/0x3b0 [ 245.969217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.974055] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.979230] RIP: 0033:0x41124a [ 245.982424] Code: Bad RIP value. [ 245.985770] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 245.993464] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 246.000722] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 246.007983] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 246.015254] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 246.022528] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 246.029804] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 246.029849] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 246.036727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.036734] Call Trace: [ 246.043268] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 246.052561] [ 246.055130] syz-executor1 cpuset= [ 246.065595] dump_stack+0x244/0x39d [ 246.067716] / [ 246.071155] ? dump_stack_print_info.cold.1+0x20/0x20 [ 246.074754] mems_allowed=0 [ 246.076457] warn_alloc.cold.117+0xb7/0x1bd [ 246.088818] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 246.093655] ? lock_downgrade+0x900/0x900 [ 246.097795] ? trace_hardirqs_off+0xb8/0x310 [ 246.102208] ? trace_hardirqs_off+0xb8/0x310 [ 246.106614] __alloc_pages_slowpath+0x2660/0x2d70 [ 246.111470] ? warn_alloc+0x120/0x120 [ 246.115268] ? warn_alloc+0x120/0x120 [ 246.119068] ? print_usage_bug+0xc0/0xc0 [ 246.123116] ? warn_alloc+0x120/0x120 [ 246.126902] ? print_usage_bug+0xc0/0xc0 [ 246.130951] ? __lock_acquire+0x62f/0x4c20 [ 246.135171] ? __lock_acquire+0x62f/0x4c20 [ 246.139412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.144942] ? should_fail+0x22d/0xd01 [ 246.148820] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 246.154084] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.159203] ? __lock_acquire+0x62f/0x4c20 [ 246.163432] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.168521] ? __lock_acquire+0x62f/0x4c20 [ 246.172747] ? should_fail+0x22d/0xd01 [ 246.176624] ? rcu_irq_exit+0x1a2/0x390 [ 246.180594] ? mark_held_locks+0x130/0x130 [ 246.184821] ? mark_held_locks+0x130/0x130 [ 246.189052] ? mark_held_locks+0xc7/0x130 [ 246.193197] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 246.198208] ? zap_class+0x640/0x640 [ 246.201912] ? print_usage_bug+0xc0/0xc0 [ 246.205966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.211512] ? check_preemption_disabled+0x48/0x280 [ 246.216528] ? __lock_is_held+0xb5/0x140 [ 246.220586] __alloc_pages_nodemask+0xa80/0xde0 [ 246.225246] ? zap_class+0x640/0x640 [ 246.228956] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 246.233968] ? find_held_lock+0x36/0x1c0 [ 246.238030] ? ____cache_alloc_node+0x1c7/0x1e0 [ 246.242710] ? lock_downgrade+0x900/0x900 [ 246.246857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.252384] cache_grow_begin+0xa5/0x8c0 [ 246.256435] ? do_raw_spin_unlock+0xa7/0x330 [ 246.260837] fallback_alloc+0x204/0x2e0 [ 246.264808] ____cache_alloc_node+0x1c7/0x1e0 [ 246.269295] kmem_cache_alloc_node+0xe3/0x730 [ 246.273872] ? ipv6_get_ifaddr+0x42e/0x620 [ 246.278117] __alloc_skb+0x119/0x770 [ 246.281817] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 246.287085] ? netdev_alloc_frag+0x1f0/0x1f0 [ 246.291486] ? lock_downgrade+0x900/0x900 [ 246.295627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.301182] ? refcount_sub_and_test_checked+0x203/0x310 [ 246.306645] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 246.312082] ? addrconf_rs_timer+0x690/0x690 [ 246.316488] ndisc_alloc_skb+0x144/0x340 [ 246.320544] ndisc_send_rs+0x331/0x6e0 [ 246.324430] addrconf_rs_timer+0x314/0x690 [ 246.328688] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.332922] call_timer_fn+0x272/0x920 [ 246.336797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.341022] ? process_timeout+0x40/0x40 [ 246.345083] ? __run_timers+0x7da/0xc70 [ 246.349046] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.353531] ? _raw_spin_unlock_irq+0x27/0x80 [ 246.358015] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.362240] ? lockdep_hardirqs_on+0x296/0x5b0 [ 246.366817] ? trace_hardirqs_on+0xbd/0x310 [ 246.371128] ? kasan_check_read+0x11/0x20 [ 246.375266] ? __run_timers+0x7da/0xc70 [ 246.379237] ? trace_hardirqs_off_caller+0x310/0x310 [ 246.384331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.388555] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.392776] __run_timers+0x7e5/0xc70 [ 246.396577] ? timer_fixup_init+0x70/0x70 [ 246.400718] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 246.405746] ? zap_class+0x640/0x640 [ 246.409466] ? enqueue_hrtimer+0x1a5/0x560 [ 246.413693] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 246.418877] ? find_held_lock+0x36/0x1c0 [ 246.422926] ? zap_class+0x640/0x640 [ 246.426630] ? pvclock_read_flags+0x160/0x160 [ 246.431111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.436631] ? check_preemption_disabled+0x48/0x280 [ 246.441639] ? __lock_is_held+0xb5/0x140 [ 246.445690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.451221] ? check_preemption_disabled+0x48/0x280 [ 246.456250] run_timer_softirq+0x52/0xb0 [ 246.460301] ? rcu_read_lock_sched_held+0x14f/0x180 [ 246.465305] __do_softirq+0x308/0xb7e [ 246.469114] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 246.473602] ? lock_downgrade+0x900/0x900 [ 246.477739] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 246.482923] ? pvclock_read_flags+0x160/0x160 [ 246.487489] ? lapic_next_event+0x5a/0x90 [ 246.491632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.497275] ? kvm_clock_read+0x18/0x30 [ 246.501241] ? kvm_sched_clock_read+0x9/0x20 [ 246.505643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.511179] ? check_preemption_disabled+0x48/0x280 [ 246.516216] irq_exit+0x17f/0x1c0 [ 246.519673] smp_apic_timer_interrupt+0x1cb/0x760 [ 246.524500] ? smp_call_function_single_interrupt+0x159/0x650 [ 246.530370] ? smp_call_function_single_interrupt+0x650/0x650 [ 246.536250] ? interrupt_entry+0xb5/0xc0 [ 246.540306] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.545316] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.550322] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.555170] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.560183] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.565184] ? task_prio+0x50/0x50 [ 246.568710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.574236] ? check_preemption_disabled+0x48/0x280 [ 246.579248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.584088] apic_timer_interrupt+0xf/0x20 [ 246.588305] [ 246.590532] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 246.596416] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 246.615300] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 246.622996] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 246.630250] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 246.637508] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 246.644766] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 246.652020] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 246.659295] ? save_stack+0xa9/0xd0 [ 246.662926] __kmalloc_node_track_caller+0x33/0x70 [ 246.667847] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 246.672592] pskb_expand_head+0x230/0x10f0 [ 246.676833] ? memcpy+0x45/0x50 [ 246.680100] ? __copy_skb_header+0x350/0x6b0 [ 246.684506] ? skb_release_data+0x880/0x880 [ 246.688812] ? __alloc_skb+0x770/0x770 [ 246.692695] ? __lock_is_held+0xb5/0x140 [ 246.696750] ? kasan_check_write+0x14/0x20 [ 246.700981] ? __skb_clone+0x6c7/0xa00 [ 246.704855] ? __copy_skb_header+0x6b0/0x6b0 [ 246.709252] ? kmem_cache_alloc+0x33a/0x730 [ 246.713568] skb_ensure_writable+0x3dd/0x640 [ 246.717961] ? skb_checksum_setup+0xaa0/0xaa0 [ 246.722442] ? check_preemption_disabled+0x48/0x280 [ 246.727448] ? __this_cpu_preempt_check+0x1c/0x20 [ 246.732295] ? __bpf_redirect+0x54b/0xb20 [ 246.736437] bpf_clone_redirect+0x14a/0x490 [ 246.740769] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 246.745770] ? __sched_text_start+0x8/0x8 [ 246.749911] ? retint_kernel+0x2d/0x2d [ 246.753796] ? find_held_lock+0x36/0x1c0 [ 246.757850] ? lock_acquire+0x1ed/0x520 [ 246.761812] ? bpf_test_run+0x3cb/0x780 [ 246.765777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.771303] ? check_preemption_disabled+0x48/0x280 [ 246.776311] ? kasan_check_read+0x11/0x20 [ 246.780447] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 246.785714] ? rcu_softirq_qs+0x20/0x20 [ 246.789678] ? preempt_schedule+0x4d/0x60 [ 246.793812] ? ___preempt_schedule+0x16/0x18 [ 246.798212] ? bpf_test_run+0x25d/0x780 [ 246.802186] ? netlink_diag_dump+0x2a0/0x2a0 [ 246.806597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.812121] ? bpf_test_init.isra.10+0x70/0x100 [ 246.816800] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 246.821554] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 246.826383] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 246.831915] ? fput+0x130/0x1a0 [ 246.835183] ? __bpf_prog_get+0x9b/0x290 [ 246.839233] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 246.844063] ? bpf_prog_test_run+0x130/0x1a0 [ 246.848459] ? __x64_sys_bpf+0x3d8/0x520 [ 246.852507] ? bpf_prog_get+0x20/0x20 [ 246.856321] ? do_syscall_64+0x1b9/0x820 [ 246.860367] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 246.865732] ? syscall_return_slowpath+0x5e0/0x5e0 [ 246.870652] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.875485] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.880493] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 246.885505] ? prepare_exit_to_usermode+0x291/0x3b0 [ 246.890531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.895365] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.900724] warn_alloc_show_mem: 1 callbacks suppressed [ 246.900732] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 246.900734] Mem-Info: [ 246.900762] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 246.900762] active_file:9 inactive_file:21 isolated_file:0 [ 246.900762] unevictable:0 dirty:0 writeback:0 unstable:0 [ 246.900762] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 246.900762] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 246.900762] free:13789 free_pcp:199 free_cma:0 [ 246.906081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.906087] Call Trace: [ 246.913008] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 246.915394] [ 246.948157] Node 0 [ 246.957500] dump_stack+0x244/0x39d [ 246.960076] 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 [ 246.987276] ? dump_stack_print_info.cold.1+0x20/0x20 [ 246.989397] lowmem_reserve[]: 0 [ 246.991634] warn_alloc.cold.117+0xb7/0x1bd [ 246.995212] 2818 6321 [ 247.020699] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 247.025853] 6321 [ 247.029129] ? lock_downgrade+0x900/0x900 [ 247.033912] Node 0 [ 247.036407] ? trace_hardirqs_off+0xb8/0x310 [ 247.041235] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 247.043266] ? trace_hardirqs_off+0xb8/0x310 [ 247.047376] lowmem_reserve[]: 0 [ 247.049609] __alloc_pages_slowpath+0x2660/0x2d70 [ 247.053976] 0 3503 [ 247.081222] ? warn_alloc+0x120/0x120 [ 247.085576] 3503 [ 247.088835] ? warn_alloc+0x120/0x120 [ 247.095879] ? print_usage_bug+0xc0/0xc0 [ 247.099647] Node 0 [ 247.101697] ? warn_alloc+0x120/0x120 [ 247.105490] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 247.109516] ? print_usage_bug+0xc0/0xc0 [ 247.111721] lowmem_reserve[]: 0 [ 247.115514] ? __lock_acquire+0x62f/0x4c20 [ 247.143752] 0 0 [ 247.147798] ? __lock_acquire+0x62f/0x4c20 [ 247.151043] 0 [ 247.155273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.157221] Node 0 [ 247.161438] ? should_fail+0x22d/0xd01 [ 247.163220] DMA: 1*4kB [ 247.168749] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 247.170950] (U) [ 247.174818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.177373] 0*8kB [ 247.182635] ? __lock_acquire+0x62f/0x4c20 [ 247.184578] 0*16kB 1*32kB [ 247.189671] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.191787] (U) 2*64kB [ 247.196007] ? __lock_acquire+0x62f/0x4c20 [ 247.198836] (U) [ 247.204440] ? should_fail+0x22d/0xd01 [ 247.206996] 1*128kB [ 247.211212] ? rcu_irq_exit+0x1a2/0x390 [ 247.213153] (U) 1*256kB [ 247.217029] ? mark_held_locks+0x130/0x130 [ 247.219320] (U) [ 247.223275] ? mark_held_locks+0x130/0x130 [ 247.225914] 0*512kB [ 247.230135] ? mark_held_locks+0xc7/0x130 [ 247.232081] 1*1024kB [ 247.236406] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 247.238697] (U) [ 247.242826] ? zap_class+0x640/0x640 [ 247.245224] 1*2048kB (M) [ 247.250227] ? print_usage_bug+0xc0/0xc0 [ 247.252180] 3*4096kB [ 247.255878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.258610] (M) [ 247.262654] ? check_preemption_disabled+0x48/0x280 [ 247.265027] = 15908kB [ 247.265033] Node 0 [ 247.270561] ? __lock_is_held+0xb5/0x140 [ 247.272500] DMA32: 3*4kB [ 247.277508] __alloc_pages_nodemask+0xa80/0xde0 [ 247.279879] (UM) 283*8kB [ 247.282115] ? zap_class+0x640/0x640 [ 247.286142] (UM) [ 247.288892] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 247.293528] 189*16kB (UM) [ 247.296300] ? find_held_lock+0x36/0x1c0 [ 247.299979] 116*32kB (M) [ 247.302038] ? ____cache_alloc_node+0x1c7/0x1e0 [ 247.307014] 38*64kB (M) [ 247.309849] ? lock_downgrade+0x900/0x900 [ 247.313880] 10*128kB [ 247.316626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.321259] (M) 5*256kB [ 247.323924] cache_grow_begin+0xa5/0x8c0 [ 247.328046] (UM) [ 247.330444] ? do_raw_spin_unlock+0xa7/0x330 [ 247.335945] 4*512kB (UM) [ 247.338629] fallback_alloc+0x204/0x2e0 [ 247.342648] 3*1024kB (M) [ 247.344719] ____cache_alloc_node+0x1c7/0x1e0 [ 247.349093] 3*2048kB [ 247.351838] kmem_cache_alloc_node+0xe3/0x730 [ 247.355777] (UM) [ 247.358516] ? ipv6_get_ifaddr+0x42e/0x620 [ 247.362986] 0*4096kB = 25268kB [ 247.365390] __alloc_skb+0x119/0x770 [ 247.369852] Node 0 [ 247.371904] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 247.376131] Normal: [ 247.379307] ? netdev_alloc_frag+0x1f0/0x1f0 [ 247.382989] 191*4kB [ 247.385220] ? lock_downgrade+0x900/0x900 [ 247.390464] (UME) [ 247.392783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.397159] 562*8kB [ 247.399467] ? refcount_sub_and_test_checked+0x203/0x310 [ 247.403580] (MEH) [ 247.405716] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 247.411217] 243*16kB (UMEH) [ 247.413541] ? addrconf_rs_timer+0x690/0x690 [ 247.418963] 85*32kB (UM) [ 247.421112] ndisc_alloc_skb+0x144/0x340 [ 247.426523] 1*64kB (U) [ 247.429530] ndisc_send_rs+0x331/0x6e0 [ 247.433902] 0*128kB 2*256kB [ 247.436648] addrconf_rs_timer+0x314/0x690 [ 247.440673] (UH) [ 247.443243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.447104] 1*512kB [ 247.450133] call_timer_fn+0x272/0x920 [ 247.454326] (U) 1*1024kB [ 247.456377] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.460577] (U) [ 247.462893] ? process_timeout+0x40/0x40 [ 247.466743] 0*2048kB 0*4096kB [ 247.469494] ? __run_timers+0x7da/0xc70 [ 247.473686] = 13980kB [ 247.473698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 247.475649] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.479678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 247.482862] ? _raw_spin_unlock_irq+0x27/0x80 [ 247.486801] 168 total pagecache pages [ 247.489192] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.497998] 0 pages in swap cache [ 247.502468] ? lockdep_hardirqs_on+0x296/0x5b0 [ 247.511009] Swap cache stats: add 0, delete 0, find 0/0 [ 247.515482] ? trace_hardirqs_on+0xbd/0x310 [ 247.519247] Free swap = 0kB [ 247.523462] ? kasan_check_read+0x11/0x20 [ 247.526880] Total swap = 0kB [ 247.531439] ? __run_timers+0x7da/0xc70 [ 247.536766] 1965979 pages RAM [ 247.541068] ? trace_hardirqs_off_caller+0x310/0x310 [ 247.544058] 0 pages HighMem/MovableOnly [ 247.548189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.551172] 342867 pages reserved [ 247.555129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.558199] 0 pages cma reserved [ 247.563279] __run_timers+0x7e5/0xc70 [ 247.567285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 247.571440] ? timer_fixup_init+0x70/0x70 [ 247.571452] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 247.571465] ? zap_class+0x640/0x640 [ 247.574941] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.579103] ? enqueue_hrtimer+0x1a5/0x560 [ 247.582438] syz-executor0 cpuset= [ 247.586219] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 247.592677] syz0 [ 247.596811] ? find_held_lock+0x36/0x1c0 [ 247.601792] mems_allowed=0 [ 247.605508] ? pvclock_read_flags+0x160/0x160 [ 247.642144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.647668] ? check_preemption_disabled+0x48/0x280 [ 247.652674] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 247.658198] ? rcu_pm_notify+0xc0/0xc0 [ 247.662081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.667603] ? check_preemption_disabled+0x48/0x280 [ 247.672609] run_timer_softirq+0x52/0xb0 [ 247.676658] ? rcu_read_lock_sched_held+0x14f/0x180 [ 247.681662] __do_softirq+0x308/0xb7e [ 247.685453] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 247.689933] ? lock_downgrade+0x900/0x900 [ 247.694078] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 247.699174] ? pvclock_read_flags+0x160/0x160 [ 247.703660] ? lapic_next_event+0x5a/0x90 [ 247.707796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.713328] ? kvm_clock_read+0x18/0x30 [ 247.717303] ? kvm_sched_clock_read+0x9/0x20 [ 247.721703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.727229] ? check_preemption_disabled+0x48/0x280 [ 247.732242] irq_exit+0x17f/0x1c0 [ 247.735683] smp_apic_timer_interrupt+0x1cb/0x760 [ 247.740526] ? smp_reschedule_interrupt+0x109/0x650 [ 247.745532] ? smp_call_function_single_interrupt+0x650/0x650 [ 247.751412] ? interrupt_entry+0xb5/0xc0 [ 247.755466] ? trace_hardirqs_off_caller+0xbb/0x310 [ 247.760465] ? trace_hardirqs_off_caller+0xbb/0x310 [ 247.765467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.770297] ? trace_hardirqs_on_caller+0x310/0x310 [ 247.775297] ? trace_hardirqs_on_caller+0x310/0x310 [ 247.780305] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.785140] apic_timer_interrupt+0xf/0x20 [ 247.789372] [ 247.791600] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 247.796780] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 247.815664] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 247.823361] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 247.830620] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 247.837880] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 247.845140] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 247.852398] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 247.859677] do_exit+0x11f8/0x26d0 [ 247.863209] ? run_rebalance_domains+0x500/0x500 [ 247.867964] ? mm_update_next_owner+0x990/0x990 [ 247.872624] ? print_usage_bug+0xc0/0xc0 [ 247.876680] ? print_usage_bug+0xc0/0xc0 [ 247.880739] ? __lock_acquire+0x62f/0x4c20 [ 247.884976] ? finish_task_switch+0x1f4/0x910 [ 247.889473] ? __lock_acquire+0x62f/0x4c20 [ 247.893699] ? mark_held_locks+0x130/0x130 [ 247.897923] ? __lock_acquire+0x62f/0x4c20 [ 247.902150] ? kasan_check_read+0x11/0x20 [ 247.906295] ? finish_task_switch+0x1f4/0x910 [ 247.910784] ? trace_hardirqs_off_caller+0x310/0x310 [ 247.915877] ? compat_start_thread+0x80/0x80 [ 247.920282] ? mark_held_locks+0x130/0x130 [ 247.924511] ? mark_held_locks+0x130/0x130 [ 247.928739] ? finish_task_switch+0x1f4/0x910 [ 247.933228] ? finish_task_switch+0x1b4/0x910 [ 247.937716] ? __switch_to_asm+0x34/0x70 [ 247.941769] ? preempt_notifier_register+0x200/0x200 [ 247.946856] ? __switch_to_asm+0x34/0x70 [ 247.950903] ? __switch_to_asm+0x34/0x70 [ 247.954953] ? __switch_to_asm+0x34/0x70 [ 247.959002] ? __switch_to_asm+0x40/0x70 [ 247.963053] ? __switch_to_asm+0x34/0x70 [ 247.967104] ? __switch_to_asm+0x40/0x70 [ 247.971157] ? __switch_to_asm+0x34/0x70 [ 247.975218] ? __switch_to_asm+0x34/0x70 [ 247.979267] ? __switch_to_asm+0x34/0x70 [ 247.983318] ? __switch_to_asm+0x40/0x70 [ 247.987380] ? __switch_to_asm+0x34/0x70 [ 247.991428] ? __switch_to_asm+0x40/0x70 [ 247.995482] ? zap_class+0x640/0x640 [ 247.999181] ? __schedule+0x8d7/0x21d0 [ 248.003064] ? print_usage_bug+0xc0/0xc0 [ 248.007123] ? wait_consider_task+0x245/0x3bb0 [ 248.011696] ? zap_class+0x640/0x640 [ 248.015403] ? find_held_lock+0x36/0x1c0 [ 248.019464] ? memset+0x31/0x40 [ 248.022751] ? find_held_lock+0x36/0x1c0 [ 248.026816] ? get_signal+0x95b/0x1980 [ 248.030696] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.035182] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.039674] do_group_exit+0x177/0x440 [ 248.043552] ? trace_hardirqs_off_caller+0x310/0x310 [ 248.048657] ? __ia32_sys_exit+0x50/0x50 [ 248.052732] get_signal+0x8b0/0x1980 [ 248.056451] ? ptrace_notify+0x130/0x130 [ 248.060504] ? zap_class+0x640/0x640 [ 248.064212] ? zap_class+0x640/0x640 [ 248.067934] ? zap_class+0x640/0x640 [ 248.071640] ? put_pid.part.2+0x1c5/0x240 [ 248.075792] ? find_held_lock+0x36/0x1c0 [ 248.079847] do_signal+0x9c/0x21c0 [ 248.083379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.088904] ? kernel_wait4+0x2e0/0x3f0 [ 248.092866] ? __ia32_sys_waitid+0x140/0x140 [ 248.097259] ? setup_sigcontext+0x7d0/0x7d0 [ 248.101585] ? task_stopped_code+0x190/0x190 [ 248.105984] ? exit_to_usermode_loop+0x8c/0x380 [ 248.110638] ? exit_to_usermode_loop+0x8c/0x380 [ 248.115294] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 248.119864] ? trace_hardirqs_on+0xbd/0x310 [ 248.124173] ? __do_sys_wait4+0xaf/0x150 [ 248.128226] ? do_syscall_64+0x6be/0x820 [ 248.132281] ? do_syscall_64+0x9a/0x820 [ 248.136247] ? do_syscall_64+0x9a/0x820 [ 248.140216] exit_to_usermode_loop+0x2e5/0x380 [ 248.144792] ? __bpf_trace_sys_exit+0x30/0x30 [ 248.149283] do_syscall_64+0x6be/0x820 [ 248.153157] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 248.158507] ? syscall_return_slowpath+0x5e0/0x5e0 [ 248.163433] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.168268] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.173278] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 248.178285] ? prepare_exit_to_usermode+0x291/0x3b0 [ 248.183295] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.188131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.193304] RIP: 0033:0x41124a [ 248.196494] Code: Bad RIP value. [ 248.199854] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 248.207549] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 248.214805] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 248.222068] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 248.229333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 248.236597] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 248.243880] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 248.243926] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 248.250797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.250801] Call Trace: [ 248.250807] [ 248.250820] dump_stack+0x244/0x39d [ 248.250837] ? dump_stack_print_info.cold.1+0x20/0x20 [ 248.257389] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 248.266653] warn_alloc.cold.117+0xb7/0x1bd [ 248.269204] syz-executor1 cpuset= [ 248.271340] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 248.274937] / [ 248.280113] ? lock_downgrade+0x900/0x900 [ 248.290576] mems_allowed=0 [ 248.294884] ? trace_hardirqs_off+0xb8/0x310 [ 248.316261] ? trace_hardirqs_off+0xb8/0x310 [ 248.320674] __alloc_pages_slowpath+0x2660/0x2d70 [ 248.325534] ? warn_alloc+0x120/0x120 [ 248.329332] ? warn_alloc+0x120/0x120 [ 248.333129] ? print_usage_bug+0xc0/0xc0 [ 248.337186] ? warn_alloc+0x120/0x120 [ 248.340982] ? print_usage_bug+0xc0/0xc0 [ 248.345051] ? __lock_acquire+0x62f/0x4c20 [ 248.349278] ? __lock_acquire+0x62f/0x4c20 [ 248.353513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.359043] ? should_fail+0x22d/0xd01 [ 248.362929] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.368038] ? __lock_acquire+0x62f/0x4c20 [ 248.372270] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.377369] ? __lock_acquire+0x62f/0x4c20 [ 248.381592] ? should_fail+0x22d/0xd01 [ 248.385475] ? find_held_lock+0x36/0x1c0 [ 248.389541] ? mark_held_locks+0x130/0x130 [ 248.393771] ? mark_held_locks+0x130/0x130 [ 248.397997] ? zap_class+0x640/0x640 [ 248.401719] ? zap_class+0x640/0x640 [ 248.405430] ? print_usage_bug+0xc0/0xc0 [ 248.409483] ? do_raw_spin_unlock+0xa7/0x330 [ 248.413884] ? zap_class+0x640/0x640 [ 248.417589] ? print_usage_bug+0xc0/0xc0 [ 248.421643] ? wq_watchdog_touch+0x9c/0xfe [ 248.425871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.431403] ? check_preemption_disabled+0x48/0x280 [ 248.436420] ? __lock_is_held+0xb5/0x140 [ 248.440479] __alloc_pages_nodemask+0xa80/0xde0 [ 248.445140] ? zap_class+0x640/0x640 [ 248.448848] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 248.453863] ? find_held_lock+0x36/0x1c0 [ 248.457920] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.462581] ? lock_downgrade+0x900/0x900 [ 248.466727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.472255] cache_grow_begin+0xa5/0x8c0 [ 248.476302] ? do_raw_spin_unlock+0xa7/0x330 [ 248.480707] fallback_alloc+0x204/0x2e0 [ 248.484677] ____cache_alloc_node+0x1c7/0x1e0 [ 248.489175] kmem_cache_alloc_node+0xe3/0x730 [ 248.493659] ? ipv6_get_ifaddr+0x42e/0x620 [ 248.497887] __alloc_skb+0x119/0x770 [ 248.501589] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 248.506864] ? netdev_alloc_frag+0x1f0/0x1f0 [ 248.511262] ? lock_downgrade+0x900/0x900 [ 248.515402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.520931] ? refcount_sub_and_test_checked+0x203/0x310 [ 248.526374] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 248.531810] ? addrconf_rs_timer+0x690/0x690 [ 248.536212] ndisc_alloc_skb+0x144/0x340 [ 248.540262] ndisc_send_rs+0x331/0x6e0 [ 248.544142] addrconf_rs_timer+0x314/0x690 [ 248.548367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.552617] call_timer_fn+0x272/0x920 [ 248.556493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.560718] ? process_timeout+0x40/0x40 [ 248.564773] ? __run_timers+0x7da/0xc70 [ 248.568736] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.573223] ? _raw_spin_unlock_irq+0x27/0x80 [ 248.577702] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.581926] ? lockdep_hardirqs_on+0x296/0x5b0 [ 248.586507] ? trace_hardirqs_on+0xbd/0x310 [ 248.590823] ? kasan_check_read+0x11/0x20 [ 248.594960] ? __run_timers+0x7da/0xc70 [ 248.598939] ? trace_hardirqs_off_caller+0x310/0x310 [ 248.604036] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.608264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.612488] __run_timers+0x7e5/0xc70 [ 248.616287] ? timer_fixup_init+0x70/0x70 [ 248.620437] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 248.625441] ? zap_class+0x640/0x640 [ 248.629150] ? enqueue_hrtimer+0x1a5/0x560 [ 248.633373] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 248.638554] ? find_held_lock+0x36/0x1c0 [ 248.642605] ? zap_class+0x640/0x640 [ 248.646314] ? pvclock_read_flags+0x160/0x160 [ 248.650797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.656320] ? check_preemption_disabled+0x48/0x280 [ 248.661332] ? __lock_is_held+0xb5/0x140 [ 248.665382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.670922] ? check_preemption_disabled+0x48/0x280 [ 248.675934] run_timer_softirq+0x52/0xb0 [ 248.679991] ? rcu_read_lock_sched_held+0x14f/0x180 [ 248.685007] __do_softirq+0x308/0xb7e [ 248.688797] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 248.693279] ? lock_downgrade+0x900/0x900 [ 248.697421] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 248.702521] ? pvclock_read_flags+0x160/0x160 [ 248.707011] ? lapic_next_event+0x5a/0x90 [ 248.711149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.716676] ? kvm_clock_read+0x18/0x30 [ 248.720642] ? kvm_sched_clock_read+0x9/0x20 [ 248.725044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.730564] ? check_preemption_disabled+0x48/0x280 [ 248.735577] irq_exit+0x17f/0x1c0 [ 248.739023] smp_apic_timer_interrupt+0x1cb/0x760 [ 248.743850] ? smp_call_function_single_interrupt+0x159/0x650 [ 248.749720] ? smp_call_function_single_interrupt+0x650/0x650 [ 248.755589] ? interrupt_entry+0xb5/0xc0 [ 248.759635] ? trace_hardirqs_off_caller+0xbb/0x310 [ 248.764653] ? trace_hardirqs_off_caller+0xbb/0x310 [ 248.769655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.774485] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.779492] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.784494] ? task_prio+0x50/0x50 [ 248.788028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.793560] ? check_preemption_disabled+0x48/0x280 [ 248.798572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.803413] apic_timer_interrupt+0xf/0x20 [ 248.807631] [ 248.809858] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 248.815727] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 248.834622] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 248.842318] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 248.849579] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 248.856922] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 248.864204] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 248.871461] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 248.878735] ? save_stack+0xa9/0xd0 [ 248.882360] __kmalloc_node_track_caller+0x33/0x70 [ 248.887290] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 248.892037] pskb_expand_head+0x230/0x10f0 [ 248.896262] ? memcpy+0x45/0x50 [ 248.899528] ? __copy_skb_header+0x350/0x6b0 [ 248.903926] ? skb_release_data+0x880/0x880 [ 248.908248] ? __alloc_skb+0x770/0x770 [ 248.912129] ? __lock_is_held+0xb5/0x140 [ 248.916182] ? kasan_check_write+0x14/0x20 [ 248.920402] ? __skb_clone+0x6c7/0xa00 [ 248.924281] ? __copy_skb_header+0x6b0/0x6b0 [ 248.928677] ? kmem_cache_alloc+0x33a/0x730 [ 248.932999] skb_ensure_writable+0x3dd/0x640 [ 248.937395] ? skb_checksum_setup+0xaa0/0xaa0 [ 248.941881] ? check_preemption_disabled+0x48/0x280 [ 248.946887] ? __this_cpu_preempt_check+0x1c/0x20 [ 248.951715] ? __bpf_redirect+0x54b/0xb20 [ 248.955856] bpf_clone_redirect+0x14a/0x490 [ 248.960167] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 248.965173] ? __sched_text_start+0x8/0x8 [ 248.969312] ? retint_kernel+0x2d/0x2d [ 248.973195] ? find_held_lock+0x36/0x1c0 [ 248.977252] ? lock_acquire+0x1ed/0x520 [ 248.981213] ? bpf_test_run+0x3cb/0x780 [ 248.985174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.990698] ? check_preemption_disabled+0x48/0x280 [ 248.995704] ? kasan_check_read+0x11/0x20 [ 248.999858] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.005141] ? rcu_softirq_qs+0x20/0x20 [ 249.009105] ? preempt_schedule+0x4d/0x60 [ 249.013242] ? ___preempt_schedule+0x16/0x18 [ 249.017642] ? bpf_test_run+0x25d/0x780 [ 249.021709] ? netlink_diag_dump+0x2a0/0x2a0 [ 249.026182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.032182] ? bpf_test_init.isra.10+0x70/0x100 [ 249.036855] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 249.041607] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 249.046438] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 249.052070] ? fput+0x130/0x1a0 [ 249.055345] ? __bpf_prog_get+0x9b/0x290 [ 249.059425] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 249.064264] ? bpf_prog_test_run+0x130/0x1a0 [ 249.068663] ? __x64_sys_bpf+0x3d8/0x520 [ 249.072718] ? bpf_prog_get+0x20/0x20 [ 249.076519] ? do_syscall_64+0x1b9/0x820 [ 249.080570] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 249.085934] ? syscall_return_slowpath+0x5e0/0x5e0 [ 249.090859] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.095686] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.100705] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 249.105712] ? prepare_exit_to_usermode+0x291/0x3b0 [ 249.110718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.115556] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.120919] warn_alloc_show_mem: 1 callbacks suppressed [ 249.120927] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 249.120928] Mem-Info: [ 249.120967] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 249.120967] active_file:9 inactive_file:21 isolated_file:0 [ 249.120967] unevictable:0 dirty:0 writeback:0 unstable:0 [ 249.120967] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 249.120967] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 249.120967] free:13789 free_pcp:199 free_cma:0 [ 249.126282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.126288] Call Trace: [ 249.133211] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 249.135591] [ 249.168351] Node 0 [ 249.177685] dump_stack+0x244/0x39d [ 249.180276] 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 [ 249.207999] ? dump_stack_print_info.cold.1+0x20/0x20 [ 249.210113] lowmem_reserve[]: 0 [ 249.212350] warn_alloc.cold.117+0xb7/0x1bd [ 249.215943] 2818 [ 249.241425] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 249.246577] 6321 6321 [ 249.249844] ? lock_downgrade+0x900/0x900 [ 249.254131] Node 0 [ 249.256179] ? trace_hardirqs_off+0xb8/0x310 [ 249.261005] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 249.263466] ? trace_hardirqs_off+0xb8/0x310 [ 249.267574] lowmem_reserve[]: 0 [ 249.269801] __alloc_pages_slowpath+0x2660/0x2d70 [ 249.274171] 0 [ 249.301318] ? warn_alloc+0x120/0x120 [ 249.305668] 3503 3503 [ 249.308943] ? find_held_lock+0x36/0x1c0 [ 249.313753] Node 0 [ 249.315548] ? warn_alloc+0x120/0x120 [ 249.319348] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 249.321806] ? print_usage_bug+0xc0/0xc0 [ 249.325831] lowmem_reserve[]: 0 [ 249.328056] ? warn_alloc+0x120/0x120 [ 249.331817] 0 0 [ 249.360097] ? print_usage_bug+0xc0/0xc0 [ 249.364119] 0 [ 249.367384] ? check_preemption_disabled+0x48/0x280 [ 249.371149] Node 0 [ 249.373111] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 249.377132] DMA: 1*4kB [ 249.378928] ? kasan_check_read+0x11/0x20 [ 249.383906] (U) [ 249.386130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.391037] 0*8kB 0*16kB [ 249.393607] ? should_fail+0x22d/0xd01 [ 249.397721] 1*32kB (U) [ 249.399698] ? rcu_softirq_qs+0x20/0x20 [ 249.405195] 2*64kB (U) [ 249.407947] ? __lock_is_held+0xb5/0x140 [ 249.411795] 1*128kB (U) [ 249.414364] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.418318] 1*256kB (U) [ 249.420886] ? __lock_acquire+0x62f/0x4c20 [ 249.424908] 0*512kB 1*1024kB [ 249.427573] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.432644] (U) [ 249.435301] ? __lock_acquire+0x62f/0x4c20 [ 249.439508] 1*2048kB (M) [ 249.442595] ? should_fail+0x22d/0xd01 [ 249.447660] 3*4096kB (M) [ 249.449628] ? mark_held_locks+0x130/0x130 [ 249.453822] = 15908kB [ 249.453828] Node 0 [ 249.456582] ? mark_held_locks+0x130/0x130 [ 249.460436] DMA32: [ 249.463190] ? account_entity_enqueue+0x3a3/0x660 [ 249.467393] 3*4kB [ 249.469789] ? zap_class+0x640/0x640 [ 249.471987] (UM) 283*8kB [ 249.476213] ? print_usage_bug+0xc0/0xc0 [ 249.478423] (UM) [ 249.483240] ? rcu_softirq_qs+0x20/0x20 [ 249.483253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.485371] 189*16kB [ 249.489065] ? check_preemption_disabled+0x48/0x280 [ 249.491792] (UM) [ 249.495835] ? __lock_is_held+0xb5/0x140 [ 249.497858] 116*32kB (M) [ 249.501822] __alloc_pages_nodemask+0xa80/0xde0 [ 249.507333] 38*64kB (M) [ 249.509734] ? zap_class+0x640/0x640 [ 249.514715] 10*128kB (M) [ 249.516767] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 249.520788] 5*256kB (UM) [ 249.523553] ? find_held_lock+0x36/0x1c0 [ 249.528185] 4*512kB [ 249.530854] ? ____cache_alloc_node+0x1c7/0x1e0 [ 249.534530] (UM) [ 249.537269] ? lock_downgrade+0x900/0x900 [ 249.542247] 3*1024kB (M) [ 249.545002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.549038] 3*2048kB (UM) [ 249.551353] cache_grow_begin+0xa5/0x8c0 [ 249.555982] 0*4096kB = 25268kB [ 249.558033] ? do_raw_spin_unlock+0xa7/0x330 [ 249.562148] Node 0 [ 249.564918] fallback_alloc+0x204/0x2e0 [ 249.570422] Normal: [ 249.573252] ____cache_alloc_node+0x1c7/0x1e0 [ 249.577277] 191*4kB [ 249.580448] kmem_cache_alloc_node+0xe3/0x730 [ 249.584820] (UME) [ 249.587041] ? ipv6_get_ifaddr+0x42e/0x620 [ 249.590985] 562*8kB [ 249.593299] __alloc_skb+0x119/0x770 [ 249.597758] (MEH) [ 249.600067] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 249.604528] 243*16kB (UMEH) [ 249.606668] ? netdev_alloc_frag+0x1f0/0x1f0 [ 249.610870] 85*32kB [ 249.613173] ? lock_downgrade+0x900/0x900 [ 249.616867] (UM) [ 249.619002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.624238] 1*64kB (U) [ 249.627246] ? refcount_sub_and_test_checked+0x203/0x310 [ 249.631614] 0*128kB 2*256kB [ 249.633933] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 249.638041] (UH) 1*512kB [ 249.640089] ? addrconf_rs_timer+0x690/0x690 [ 249.645594] (U) [ 249.648163] ndisc_alloc_skb+0x144/0x340 [ 249.653570] 1*1024kB (U) [ 249.656574] ndisc_send_rs+0x331/0x6e0 [ 249.661989] 0*2048kB 0*4096kB [ 249.664735] addrconf_rs_timer+0x314/0x690 [ 249.669107] = 13980kB [ 249.669119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 249.671073] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.675106] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 249.677851] call_timer_fn+0x272/0x920 [ 249.681699] 168 total pagecache pages [ 249.684869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.689077] 0 pages in swap cache [ 249.691468] ? process_timeout+0x40/0x40 [ 249.700266] Swap cache stats: add 0, delete 0, find 0/0 [ 249.700272] Free swap = 0kB [ 249.704495] ? __run_timers+0x7da/0xc70 [ 249.713033] Total swap = 0kB [ 249.716911] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.720677] 1965979 pages RAM [ 249.724898] ? _raw_spin_unlock_irq+0x27/0x80 [ 249.728315] 0 pages HighMem/MovableOnly [ 249.728321] 342867 pages reserved [ 249.732365] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.737690] 0 pages cma reserved [ 249.737746] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 249.740690] ? lockdep_hardirqs_on+0x296/0x5b0 [ 249.740704] ? trace_hardirqs_on+0xbd/0x310 [ 249.740718] ? kasan_check_read+0x11/0x20 [ 249.744702] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 249.747663] ? __run_timers+0x7da/0xc70 [ 249.752127] syz-executor0 cpuset= [ 249.755232] ? trace_hardirqs_off_caller+0x310/0x310 [ 249.759690] syz0 [ 249.763645] ? __next_timer_interrupt+0x1a0/0x1a0 [ 249.767065] mems_allowed=0 [ 249.771278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.830913] __run_timers+0x7e5/0xc70 [ 249.834711] ? timer_fixup_init+0x70/0x70 [ 249.838848] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 249.843851] ? zap_class+0x640/0x640 [ 249.847573] ? enqueue_hrtimer+0x1a5/0x560 [ 249.851899] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 249.857089] ? find_held_lock+0x36/0x1c0 [ 249.861157] ? pvclock_read_flags+0x160/0x160 [ 249.865646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.871172] ? check_preemption_disabled+0x48/0x280 [ 249.876197] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 249.881724] ? rcu_pm_notify+0xc0/0xc0 [ 249.885601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.891123] ? check_preemption_disabled+0x48/0x280 [ 249.896135] run_timer_softirq+0x52/0xb0 [ 249.900182] ? rcu_read_lock_sched_held+0x14f/0x180 [ 249.905187] __do_softirq+0x308/0xb7e [ 249.908979] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 249.913463] ? lock_downgrade+0x900/0x900 [ 249.917603] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 249.922704] ? pvclock_read_flags+0x160/0x160 [ 249.927279] ? lapic_next_event+0x5a/0x90 [ 249.931434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.936975] ? kvm_clock_read+0x18/0x30 [ 249.940940] ? kvm_sched_clock_read+0x9/0x20 [ 249.945341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.950867] ? check_preemption_disabled+0x48/0x280 [ 249.955901] irq_exit+0x17f/0x1c0 [ 249.959338] smp_apic_timer_interrupt+0x1cb/0x760 [ 249.964271] ? smp_reschedule_interrupt+0x109/0x650 [ 249.969276] ? smp_call_function_single_interrupt+0x650/0x650 [ 249.975154] ? interrupt_entry+0xb5/0xc0 [ 249.979204] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.984203] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.989211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.994068] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.999073] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.004086] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.008943] apic_timer_interrupt+0xf/0x20 [ 250.013158] [ 250.015389] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 250.020565] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 250.039450] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 250.047145] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 250.054404] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 250.061660] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 250.068918] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 250.076173] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 250.083444] do_exit+0x11f8/0x26d0 [ 250.086970] ? run_rebalance_domains+0x500/0x500 [ 250.091720] ? mm_update_next_owner+0x990/0x990 [ 250.096376] ? print_usage_bug+0xc0/0xc0 [ 250.100425] ? print_usage_bug+0xc0/0xc0 [ 250.104497] ? __lock_acquire+0x62f/0x4c20 [ 250.108733] ? finish_task_switch+0x1f4/0x910 [ 250.113220] ? __lock_acquire+0x62f/0x4c20 [ 250.117441] ? mark_held_locks+0x130/0x130 [ 250.121660] ? __lock_acquire+0x62f/0x4c20 [ 250.125885] ? kasan_check_read+0x11/0x20 [ 250.130026] ? finish_task_switch+0x1f4/0x910 [ 250.134509] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.139606] ? compat_start_thread+0x80/0x80 [ 250.144018] ? mark_held_locks+0x130/0x130 [ 250.148244] ? mark_held_locks+0x130/0x130 [ 250.152478] ? finish_task_switch+0x1f4/0x910 [ 250.156962] ? finish_task_switch+0x1b4/0x910 [ 250.161445] ? __switch_to_asm+0x34/0x70 [ 250.165496] ? preempt_notifier_register+0x200/0x200 [ 250.170588] ? __switch_to_asm+0x34/0x70 [ 250.174634] ? __switch_to_asm+0x34/0x70 [ 250.178692] ? __switch_to_asm+0x34/0x70 [ 250.182740] ? __switch_to_asm+0x40/0x70 [ 250.186786] ? __switch_to_asm+0x34/0x70 [ 250.190832] ? __switch_to_asm+0x40/0x70 [ 250.194885] ? __switch_to_asm+0x34/0x70 [ 250.198930] ? __switch_to_asm+0x34/0x70 [ 250.202979] ? __switch_to_asm+0x34/0x70 [ 250.207026] ? __switch_to_asm+0x40/0x70 [ 250.211074] ? __switch_to_asm+0x34/0x70 [ 250.215133] ? __switch_to_asm+0x40/0x70 [ 250.219184] ? zap_class+0x640/0x640 [ 250.222880] ? __schedule+0x8d7/0x21d0 [ 250.226753] ? print_usage_bug+0xc0/0xc0 [ 250.230814] ? wait_consider_task+0x245/0x3bb0 [ 250.235388] ? zap_class+0x640/0x640 [ 250.239106] ? find_held_lock+0x36/0x1c0 [ 250.243161] ? memset+0x31/0x40 [ 250.246432] ? find_held_lock+0x36/0x1c0 [ 250.250488] ? get_signal+0x95b/0x1980 [ 250.254365] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.258853] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.263339] do_group_exit+0x177/0x440 [ 250.267217] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.272307] ? __ia32_sys_exit+0x50/0x50 [ 250.276371] get_signal+0x8b0/0x1980 [ 250.280078] ? ptrace_notify+0x130/0x130 [ 250.284128] ? zap_class+0x640/0x640 [ 250.287836] ? zap_class+0x640/0x640 [ 250.291546] ? zap_class+0x640/0x640 [ 250.295243] ? put_pid.part.2+0x1c5/0x240 [ 250.299379] ? find_held_lock+0x36/0x1c0 [ 250.303431] do_signal+0x9c/0x21c0 [ 250.306978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.312500] ? kernel_wait4+0x2e0/0x3f0 [ 250.316463] ? __ia32_sys_waitid+0x140/0x140 [ 250.320870] ? setup_sigcontext+0x7d0/0x7d0 [ 250.325184] ? task_stopped_code+0x190/0x190 [ 250.329587] ? exit_to_usermode_loop+0x8c/0x380 [ 250.334243] ? exit_to_usermode_loop+0x8c/0x380 [ 250.338918] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 250.343489] ? trace_hardirqs_on+0xbd/0x310 [ 250.347799] ? __do_sys_wait4+0xaf/0x150 [ 250.351852] ? do_syscall_64+0x6be/0x820 [ 250.355905] ? do_syscall_64+0x9a/0x820 [ 250.359867] ? do_syscall_64+0x9a/0x820 [ 250.363832] exit_to_usermode_loop+0x2e5/0x380 [ 250.368434] ? __bpf_trace_sys_exit+0x30/0x30 [ 250.372927] do_syscall_64+0x6be/0x820 [ 250.376813] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 250.382167] ? syscall_return_slowpath+0x5e0/0x5e0 [ 250.387086] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.391937] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.396941] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 250.401944] ? prepare_exit_to_usermode+0x291/0x3b0 [ 250.406956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.411793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.416967] RIP: 0033:0x41124a [ 250.420171] Code: Bad RIP value. [ 250.423521] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 250.431232] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 250.438490] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 250.445744] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 250.452999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 250.460255] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 250.467528] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 250.467567] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.474438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.474442] Call Trace: [ 250.474447] [ 250.474459] dump_stack+0x244/0x39d [ 250.474474] ? dump_stack_print_info.cold.1+0x20/0x20 [ 250.480987] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.490278] warn_alloc.cold.117+0xb7/0x1bd [ 250.492830] syz-executor1 cpuset= [ 250.494976] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 250.498567] / [ 250.503755] ? lock_downgrade+0x900/0x900 [ 250.514205] mems_allowed=0 [ 250.518520] ? trace_hardirqs_off+0xb8/0x310 [ 250.539876] ? trace_hardirqs_off+0xb8/0x310 [ 250.544278] __alloc_pages_slowpath+0x2660/0x2d70 [ 250.549125] ? warn_alloc+0x120/0x120 [ 250.552925] ? warn_alloc+0x120/0x120 [ 250.556716] ? print_usage_bug+0xc0/0xc0 [ 250.560777] ? warn_alloc+0x120/0x120 [ 250.564567] ? print_usage_bug+0xc0/0xc0 [ 250.568618] ? __lock_acquire+0x62f/0x4c20 [ 250.572848] ? __lock_acquire+0x62f/0x4c20 [ 250.577073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.582593] ? should_fail+0x22d/0xd01 [ 250.586474] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.591650] ? __lock_acquire+0x62f/0x4c20 [ 250.595877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.600964] ? __lock_acquire+0x62f/0x4c20 [ 250.605185] ? should_fail+0x22d/0xd01 [ 250.609062] ? find_held_lock+0x36/0x1c0 [ 250.613119] ? mark_held_locks+0x130/0x130 [ 250.617356] ? mark_held_locks+0x130/0x130 [ 250.621577] ? zap_class+0x640/0x640 [ 250.625278] ? zap_class+0x640/0x640 [ 250.628980] ? print_usage_bug+0xc0/0xc0 [ 250.633026] ? do_raw_spin_unlock+0xa7/0x330 [ 250.637420] ? zap_class+0x640/0x640 [ 250.641132] ? print_usage_bug+0xc0/0xc0 [ 250.645184] ? wq_watchdog_touch+0x9c/0xfe [ 250.649407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.654944] ? check_preemption_disabled+0x48/0x280 [ 250.659954] ? __lock_is_held+0xb5/0x140 [ 250.664007] __alloc_pages_nodemask+0xa80/0xde0 [ 250.668665] ? zap_class+0x640/0x640 [ 250.672370] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 250.677381] ? find_held_lock+0x36/0x1c0 [ 250.681437] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.686092] ? lock_downgrade+0x900/0x900 [ 250.690230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.695765] cache_grow_begin+0xa5/0x8c0 [ 250.699818] ? do_raw_spin_unlock+0xa7/0x330 [ 250.704219] fallback_alloc+0x204/0x2e0 [ 250.708185] ____cache_alloc_node+0x1c7/0x1e0 [ 250.712675] kmem_cache_alloc_node+0xe3/0x730 [ 250.717156] ? ipv6_get_ifaddr+0x42e/0x620 [ 250.721388] __alloc_skb+0x119/0x770 [ 250.725091] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 250.730357] ? netdev_alloc_frag+0x1f0/0x1f0 [ 250.734753] ? lock_downgrade+0x900/0x900 [ 250.738897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.744421] ? refcount_sub_and_test_checked+0x203/0x310 [ 250.749869] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 250.755308] ? addrconf_rs_timer+0x690/0x690 [ 250.759709] ndisc_alloc_skb+0x144/0x340 [ 250.763766] ndisc_send_rs+0x331/0x6e0 [ 250.767649] addrconf_rs_timer+0x314/0x690 [ 250.771872] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.776105] call_timer_fn+0x272/0x920 [ 250.779979] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.784204] ? process_timeout+0x40/0x40 [ 250.788262] ? __run_timers+0x7da/0xc70 [ 250.792222] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.796702] ? _raw_spin_unlock_irq+0x27/0x80 [ 250.801181] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.805407] ? lockdep_hardirqs_on+0x296/0x5b0 [ 250.810000] ? trace_hardirqs_on+0xbd/0x310 [ 250.814341] ? kasan_check_read+0x11/0x20 [ 250.818477] ? __run_timers+0x7da/0xc70 [ 250.822449] ? trace_hardirqs_off_caller+0x310/0x310 [ 250.827540] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.831764] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.835989] __run_timers+0x7e5/0xc70 [ 250.839787] ? timer_fixup_init+0x70/0x70 [ 250.843932] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 250.848945] ? zap_class+0x640/0x640 [ 250.852645] ? enqueue_hrtimer+0x1a5/0x560 [ 250.856870] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 250.862138] ? find_held_lock+0x36/0x1c0 [ 250.866188] ? zap_class+0x640/0x640 [ 250.869895] ? pvclock_read_flags+0x160/0x160 [ 250.874377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.879902] ? check_preemption_disabled+0x48/0x280 [ 250.884916] ? __lock_is_held+0xb5/0x140 [ 250.888987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.894513] ? check_preemption_disabled+0x48/0x280 [ 250.899523] run_timer_softirq+0x52/0xb0 [ 250.903573] ? rcu_read_lock_sched_held+0x14f/0x180 [ 250.908590] __do_softirq+0x308/0xb7e [ 250.912382] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 250.916867] ? lock_downgrade+0x900/0x900 [ 250.921005] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 250.926102] ? pvclock_read_flags+0x160/0x160 [ 250.930586] ? lapic_next_event+0x5a/0x90 [ 250.934724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.940257] ? kvm_clock_read+0x18/0x30 [ 250.944217] ? kvm_sched_clock_read+0x9/0x20 [ 250.948800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.954336] ? check_preemption_disabled+0x48/0x280 [ 250.959345] irq_exit+0x17f/0x1c0 [ 250.962796] smp_apic_timer_interrupt+0x1cb/0x760 [ 250.967626] ? smp_call_function_single_interrupt+0x159/0x650 [ 250.973499] ? smp_call_function_single_interrupt+0x650/0x650 [ 250.979400] ? interrupt_entry+0xb5/0xc0 [ 250.983452] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.988453] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.993455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.998287] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.003294] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.008417] ? task_prio+0x50/0x50 [ 251.011949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.017479] ? check_preemption_disabled+0x48/0x280 [ 251.022489] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.027324] apic_timer_interrupt+0xf/0x20 [ 251.032020] [ 251.034252] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 251.040124] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 251.059012] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 251.066715] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 251.073987] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 251.081244] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 251.088500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 251.095760] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 251.103046] ? save_stack+0xa9/0xd0 [ 251.106670] __kmalloc_node_track_caller+0x33/0x70 [ 251.111592] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 251.116342] pskb_expand_head+0x230/0x10f0 [ 251.120571] ? memcpy+0x45/0x50 [ 251.123840] ? __copy_skb_header+0x350/0x6b0 [ 251.128243] ? skb_release_data+0x880/0x880 [ 251.132551] ? __alloc_skb+0x770/0x770 [ 251.136434] ? __lock_is_held+0xb5/0x140 [ 251.140489] ? kasan_check_write+0x14/0x20 [ 251.144710] ? __skb_clone+0x6c7/0xa00 [ 251.148589] ? __copy_skb_header+0x6b0/0x6b0 [ 251.152986] ? kmem_cache_alloc+0x33a/0x730 [ 251.157309] skb_ensure_writable+0x3dd/0x640 [ 251.161708] ? skb_checksum_setup+0xaa0/0xaa0 [ 251.166191] ? check_preemption_disabled+0x48/0x280 [ 251.171199] ? __this_cpu_preempt_check+0x1c/0x20 [ 251.176029] ? __bpf_redirect+0x54b/0xb20 [ 251.180173] bpf_clone_redirect+0x14a/0x490 [ 251.184489] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 251.189493] ? __sched_text_start+0x8/0x8 [ 251.193629] ? retint_kernel+0x2d/0x2d [ 251.197509] ? find_held_lock+0x36/0x1c0 [ 251.201729] ? lock_acquire+0x1ed/0x520 [ 251.205699] ? bpf_test_run+0x3cb/0x780 [ 251.209663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.215187] ? check_preemption_disabled+0x48/0x280 [ 251.220191] ? kasan_check_read+0x11/0x20 [ 251.224329] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.229601] ? rcu_softirq_qs+0x20/0x20 [ 251.233560] ? preempt_schedule+0x4d/0x60 [ 251.237694] ? ___preempt_schedule+0x16/0x18 [ 251.242096] ? bpf_test_run+0x25d/0x780 [ 251.246071] ? netlink_diag_dump+0x2a0/0x2a0 [ 251.250466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.255987] ? bpf_test_init.isra.10+0x70/0x100 [ 251.260644] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 251.265389] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 251.270216] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 251.275738] ? fput+0x130/0x1a0 [ 251.279021] ? __bpf_prog_get+0x9b/0x290 [ 251.283071] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 251.287905] ? bpf_prog_test_run+0x130/0x1a0 [ 251.292302] ? __x64_sys_bpf+0x3d8/0x520 [ 251.296349] ? bpf_prog_get+0x20/0x20 [ 251.300150] ? do_syscall_64+0x1b9/0x820 [ 251.304199] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 251.309555] ? syscall_return_slowpath+0x5e0/0x5e0 [ 251.314470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.319299] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.324302] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 251.329305] ? prepare_exit_to_usermode+0x291/0x3b0 [ 251.334310] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.339153] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.344522] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 251.344526] warn_alloc_show_mem: 1 callbacks suppressed [ 251.344531] Mem-Info: [ 251.351433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.351439] Call Trace: [ 251.356809] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 251.356809] active_file:9 inactive_file:21 isolated_file:0 [ 251.356809] unevictable:0 dirty:0 writeback:0 unstable:0 [ 251.356809] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 251.356809] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 251.356809] free:13789 free_pcp:199 free_cma:0 [ 251.359176] [ 251.368524] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.371087] dump_stack+0x244/0x39d [ 251.403840] Node 0 [ 251.405974] ? dump_stack_print_info.cold.1+0x20/0x20 [ 251.433195] 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 [ 251.436790] warn_alloc.cold.117+0xb7/0x1bd [ 251.438986] lowmem_reserve[]: 0 [ 251.444164] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.469623] 2818 6321 [ 251.473943] ? lock_downgrade+0x900/0x900 [ 251.477184] 6321 [ 251.482013] ? trace_hardirqs_off+0xb8/0x310 [ 251.484473] Node 0 [ 251.488615] ? trace_hardirqs_off+0xb8/0x310 [ 251.490666] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 251.495040] __alloc_pages_slowpath+0x2660/0x2d70 [ 251.497237] lowmem_reserve[]: 0 [ 251.501651] ? warn_alloc+0x120/0x120 [ 251.528753] 0 [ 251.533583] ? warn_alloc+0x120/0x120 [ 251.536829] 3503 3503 [ 251.540614] ? print_usage_bug+0xc0/0xc0 [ 251.542383] Node 0 [ 251.546167] ? warn_alloc+0x120/0x120 [ 251.548653] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 251.552687] ? print_usage_bug+0xc0/0xc0 [ 251.554887] lowmem_reserve[]: 0 [ 251.558673] ? __lock_acquire+0x62f/0x4c20 [ 251.586909] 0 0 [ 251.590961] ? __lock_acquire+0x62f/0x4c20 [ 251.594208] 0 [ 251.598426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.600385] Node 0 [ 251.604606] ? should_fail+0x22d/0xd01 [ 251.606377] DMA: [ 251.611901] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.614105] 1*4kB [ 251.617975] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.620009] (U) [ 251.625273] ? __lock_acquire+0x62f/0x4c20 [ 251.627388] 0*8kB 0*16kB [ 251.632478] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.634419] 1*32kB (U) [ 251.638644] ? __lock_acquire+0x62f/0x4c20 [ 251.641378] 2*64kB (U) [ 251.646462] ? should_fail+0x22d/0xd01 [ 251.646475] ? rcu_irq_exit+0x1a2/0x390 [ 251.649024] 1*128kB (U) [ 251.653266] ? mark_held_locks+0x130/0x130 [ 251.655813] 1*256kB (U) [ 251.659689] ? mark_held_locks+0x130/0x130 [ 251.663623] 0*512kB 1*1024kB [ 251.666287] ? mark_held_locks+0xc7/0x130 [ 251.670481] (U) 1*2048kB [ 251.673139] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 251.677339] (M) [ 251.680424] ? zap_class+0x640/0x640 [ 251.684538] 3*4096kB [ 251.687282] ? print_usage_bug+0xc0/0xc0 [ 251.692274] (M) [ 251.694239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.697912] = 15908kB [ 251.697918] Node 0 [ 251.700318] ? check_preemption_disabled+0x48/0x280 [ 251.704342] DMA32: 3*4kB [ 251.706312] ? __lock_is_held+0xb5/0x140 [ 251.711812] (UM) [ 251.714208] __alloc_pages_nodemask+0xa80/0xde0 [ 251.716411] 283*8kB (UM) [ 251.721424] ? zap_class+0x640/0x640 [ 251.724148] 189*16kB (UM) [ 251.728196] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 251.730250] 116*32kB [ 251.734905] ? find_held_lock+0x36/0x1c0 [ 251.737622] (M) 38*64kB [ 251.741334] ? ____cache_alloc_node+0x1c7/0x1e0 [ 251.744141] (M) [ 251.749136] ? lock_downgrade+0x900/0x900 [ 251.751511] 10*128kB (M) [ 251.755563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.758197] 5*256kB (UM) [ 251.762859] cache_grow_begin+0xa5/0x8c0 [ 251.764802] 4*512kB (UM) [ 251.768936] ? do_raw_spin_unlock+0xa7/0x330 [ 251.771661] 3*1024kB (M) [ 251.777189] fallback_alloc+0x204/0x2e0 [ 251.779910] 3*2048kB (UM) [ 251.783961] ____cache_alloc_node+0x1c7/0x1e0 [ 251.786683] 0*4096kB = 25268kB [ 251.791087] kmem_cache_alloc_node+0xe3/0x730 [ 251.793808] Node 0 Normal: [ 251.797774] ? ipv6_get_ifaddr+0x42e/0x620 [ 251.800589] 191*4kB [ 251.805071] __alloc_skb+0x119/0x770 [ 251.808226] (UME) 562*8kB [ 251.812718] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 251.815615] (MEH) 243*16kB [ 251.819839] ? netdev_alloc_frag+0x1f0/0x1f0 [ 251.822129] (UMEH) 85*32kB [ 251.825833] ? lock_downgrade+0x900/0x900 [ 251.828645] (UM) [ 251.833907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.836802] 1*64kB (U) [ 251.841201] ? refcount_sub_and_test_checked+0x203/0x310 [ 251.844098] 0*128kB 2*256kB [ 251.848240] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 251.850272] (UH) [ 251.855793] ? addrconf_rs_timer+0x690/0x690 [ 251.858341] 1*512kB (U) [ 251.863790] ndisc_alloc_skb+0x144/0x340 [ 251.866778] 1*1024kB [ 251.872209] ndisc_send_rs+0x331/0x6e0 [ 251.874241] (U) [ 251.878637] addrconf_rs_timer+0x314/0x690 [ 251.881276] 0*2048kB 0*4096kB [ 251.885331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.887704] = 13980kB [ 251.887728] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 251.891600] call_timer_fn+0x272/0x920 [ 251.893549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 251.897762] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.900939] 168 total pagecache pages [ 251.905163] ? process_timeout+0x40/0x40 [ 251.907549] 0 pages in swap cache [ 251.916371] ? __run_timers+0x7da/0xc70 [ 251.920220] Swap cache stats: add 0, delete 0, find 0/0 [ 251.920227] Free swap = 0kB [ 251.928797] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.932997] Total swap = 0kB [ 251.936778] ? _raw_spin_unlock_irq+0x27/0x80 [ 251.940808] 1965979 pages RAM [ 251.944243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.948181] 0 pages HighMem/MovableOnly [ 251.948188] 342867 pages reserved [ 251.953538] ? lockdep_hardirqs_on+0x296/0x5b0 [ 251.956531] 0 pages cma reserved [ 251.961010] ? trace_hardirqs_on+0xbd/0x310 [ 251.964046] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 251.968470] ? kasan_check_read+0x11/0x20 [ 251.968485] ? __run_timers+0x7da/0xc70 [ 251.971630] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 251.975785] ? trace_hardirqs_off_caller+0x310/0x310 [ 251.979729] syz-executor0 cpuset= [ 251.983167] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.987722] syz0 [ 251.991095] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.995388] mems_allowed=0 [ 252.001863] __run_timers+0x7e5/0xc70 [ 252.046016] ? timer_fixup_init+0x70/0x70 [ 252.050155] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 252.055265] ? zap_class+0x640/0x640 [ 252.058977] ? enqueue_hrtimer+0x1a5/0x560 [ 252.063208] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 252.068409] ? find_held_lock+0x36/0x1c0 [ 252.072469] ? pvclock_read_flags+0x160/0x160 [ 252.076964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.082489] ? check_preemption_disabled+0x48/0x280 [ 252.087499] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 252.093031] ? rcu_pm_notify+0xc0/0xc0 [ 252.096931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.102460] ? check_preemption_disabled+0x48/0x280 [ 252.107472] run_timer_softirq+0x52/0xb0 [ 252.111523] ? rcu_read_lock_sched_held+0x14f/0x180 [ 252.116529] __do_softirq+0x308/0xb7e [ 252.120319] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 252.124817] ? lock_downgrade+0x900/0x900 [ 252.128955] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 252.134049] ? pvclock_read_flags+0x160/0x160 [ 252.138534] ? lapic_next_event+0x5a/0x90 [ 252.142669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.148210] ? kvm_clock_read+0x18/0x30 [ 252.152178] ? kvm_sched_clock_read+0x9/0x20 [ 252.156586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.162111] ? check_preemption_disabled+0x48/0x280 [ 252.167124] irq_exit+0x17f/0x1c0 [ 252.170570] smp_apic_timer_interrupt+0x1cb/0x760 [ 252.175400] ? smp_reschedule_interrupt+0x109/0x650 [ 252.180406] ? smp_call_function_single_interrupt+0x650/0x650 [ 252.186275] ? interrupt_entry+0xb5/0xc0 [ 252.190325] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.195325] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.200426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.205257] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.210259] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.215271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.220107] apic_timer_interrupt+0xf/0x20 [ 252.224320] [ 252.226573] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 252.231753] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 252.250653] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 252.258356] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 252.265608] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 252.272863] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 252.280120] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 252.287375] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 252.294645] do_exit+0x11f8/0x26d0 [ 252.298176] ? run_rebalance_domains+0x500/0x500 [ 252.302947] ? mm_update_next_owner+0x990/0x990 [ 252.307604] ? print_usage_bug+0xc0/0xc0 [ 252.311651] ? print_usage_bug+0xc0/0xc0 [ 252.315704] ? __lock_acquire+0x62f/0x4c20 [ 252.319933] ? finish_task_switch+0x1f4/0x910 [ 252.324425] ? __lock_acquire+0x62f/0x4c20 [ 252.328646] ? mark_held_locks+0x130/0x130 [ 252.332875] ? __lock_acquire+0x62f/0x4c20 [ 252.337101] ? kasan_check_read+0x11/0x20 [ 252.341253] ? finish_task_switch+0x1f4/0x910 [ 252.345736] ? trace_hardirqs_off_caller+0x310/0x310 [ 252.350829] ? compat_start_thread+0x80/0x80 [ 252.355234] ? mark_held_locks+0x130/0x130 [ 252.359457] ? mark_held_locks+0x130/0x130 [ 252.363683] ? finish_task_switch+0x1f4/0x910 [ 252.368165] ? finish_task_switch+0x1b4/0x910 [ 252.372650] ? __switch_to_asm+0x34/0x70 [ 252.376707] ? preempt_notifier_register+0x200/0x200 [ 252.381798] ? __switch_to_asm+0x34/0x70 [ 252.385845] ? __switch_to_asm+0x34/0x70 [ 252.389918] ? __switch_to_asm+0x34/0x70 [ 252.393965] ? __switch_to_asm+0x40/0x70 [ 252.398010] ? __switch_to_asm+0x34/0x70 [ 252.402074] ? __switch_to_asm+0x40/0x70 [ 252.406124] ? __switch_to_asm+0x34/0x70 [ 252.410178] ? __switch_to_asm+0x34/0x70 [ 252.414236] ? __switch_to_asm+0x34/0x70 [ 252.418286] ? __switch_to_asm+0x40/0x70 [ 252.422335] ? __switch_to_asm+0x34/0x70 [ 252.426383] ? __switch_to_asm+0x40/0x70 [ 252.430432] ? zap_class+0x640/0x640 [ 252.434134] ? __schedule+0x8d7/0x21d0 [ 252.438006] ? print_usage_bug+0xc0/0xc0 [ 252.442059] ? wait_consider_task+0x245/0x3bb0 [ 252.446652] ? zap_class+0x640/0x640 [ 252.450356] ? find_held_lock+0x36/0x1c0 [ 252.454410] ? memset+0x31/0x40 [ 252.457687] ? find_held_lock+0x36/0x1c0 [ 252.461761] ? get_signal+0x95b/0x1980 [ 252.465636] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.470142] ? _raw_spin_unlock_irq+0x27/0x80 [ 252.474636] do_group_exit+0x177/0x440 [ 252.478521] ? trace_hardirqs_off_caller+0x310/0x310 [ 252.483615] ? __ia32_sys_exit+0x50/0x50 [ 252.487696] get_signal+0x8b0/0x1980 [ 252.491424] ? ptrace_notify+0x130/0x130 [ 252.495473] ? zap_class+0x640/0x640 [ 252.499182] ? zap_class+0x640/0x640 [ 252.502879] ? zap_class+0x640/0x640 [ 252.506580] ? put_pid.part.2+0x1c5/0x240 [ 252.510731] ? find_held_lock+0x36/0x1c0 [ 252.514784] do_signal+0x9c/0x21c0 [ 252.518313] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.523836] ? kernel_wait4+0x2e0/0x3f0 [ 252.527800] ? __ia32_sys_waitid+0x140/0x140 [ 252.532197] ? setup_sigcontext+0x7d0/0x7d0 [ 252.536509] ? task_stopped_code+0x190/0x190 [ 252.540907] ? exit_to_usermode_loop+0x8c/0x380 [ 252.545564] ? exit_to_usermode_loop+0x8c/0x380 [ 252.550218] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 252.554789] ? trace_hardirqs_on+0xbd/0x310 [ 252.559096] ? __do_sys_wait4+0xaf/0x150 [ 252.563142] ? do_syscall_64+0x6be/0x820 [ 252.567193] ? do_syscall_64+0x9a/0x820 [ 252.571152] ? do_syscall_64+0x9a/0x820 [ 252.575140] exit_to_usermode_loop+0x2e5/0x380 [ 252.579717] ? __bpf_trace_sys_exit+0x30/0x30 [ 252.584205] do_syscall_64+0x6be/0x820 [ 252.588078] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 252.593427] ? syscall_return_slowpath+0x5e0/0x5e0 [ 252.598348] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.603196] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.608198] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 252.613204] ? prepare_exit_to_usermode+0x291/0x3b0 [ 252.618211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.623049] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.628224] RIP: 0033:0x41124a [ 252.631412] Code: Bad RIP value. [ 252.634760] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 252.642460] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 252.649719] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 252.656976] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 252.664232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 252.671487] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 252.678772] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 252.678833] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 252.685683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.692207] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 252.701472] Call Trace: [ 252.711940] syz-executor1 cpuset= [ 252.714497] [ 252.714499] / mems_allowed=0 [ 252.717938] dump_stack+0x244/0x39d [ 252.726664] ? dump_stack_print_info.cold.1+0x20/0x20 [ 252.731850] warn_alloc.cold.117+0xb7/0x1bd [ 252.736158] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 252.740995] ? lock_downgrade+0x900/0x900 [ 252.745145] ? trace_hardirqs_off+0xb8/0x310 [ 252.749543] ? trace_hardirqs_off+0xb8/0x310 [ 252.753942] __alloc_pages_slowpath+0x2660/0x2d70 [ 252.758808] ? warn_alloc+0x120/0x120 [ 252.762597] ? warn_alloc+0x120/0x120 [ 252.766388] ? print_usage_bug+0xc0/0xc0 [ 252.770434] ? warn_alloc+0x120/0x120 [ 252.774240] ? print_usage_bug+0xc0/0xc0 [ 252.778292] ? __lock_acquire+0x62f/0x4c20 [ 252.782515] ? __lock_acquire+0x62f/0x4c20 [ 252.786736] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.792254] ? should_fail+0x22d/0xd01 [ 252.796126] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 252.801401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.806491] ? __lock_acquire+0x62f/0x4c20 [ 252.810714] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.815804] ? __lock_acquire+0x62f/0x4c20 [ 252.820021] ? should_fail+0x22d/0xd01 [ 252.823892] ? rcu_irq_exit+0x1a2/0x390 [ 252.827875] ? mark_held_locks+0x130/0x130 [ 252.832101] ? mark_held_locks+0x130/0x130 [ 252.836330] ? mark_held_locks+0xc7/0x130 [ 252.840466] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 252.845479] ? zap_class+0x640/0x640 [ 252.849178] ? print_usage_bug+0xc0/0xc0 [ 252.853252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.858800] ? check_preemption_disabled+0x48/0x280 [ 252.863812] ? __lock_is_held+0xb5/0x140 [ 252.867864] __alloc_pages_nodemask+0xa80/0xde0 [ 252.872522] ? zap_class+0x640/0x640 [ 252.876227] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 252.881235] ? find_held_lock+0x36/0x1c0 [ 252.885293] ? ____cache_alloc_node+0x1c7/0x1e0 [ 252.889968] ? lock_downgrade+0x900/0x900 [ 252.894112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.899648] cache_grow_begin+0xa5/0x8c0 [ 252.903700] ? do_raw_spin_unlock+0xa7/0x330 [ 252.908108] fallback_alloc+0x204/0x2e0 [ 252.912074] ____cache_alloc_node+0x1c7/0x1e0 [ 252.916555] kmem_cache_alloc_node+0xe3/0x730 [ 252.921038] ? ipv6_get_ifaddr+0x42e/0x620 [ 252.925265] __alloc_skb+0x119/0x770 [ 252.928970] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 252.934255] ? netdev_alloc_frag+0x1f0/0x1f0 [ 252.938656] ? lock_downgrade+0x900/0x900 [ 252.942797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.948321] ? refcount_sub_and_test_checked+0x203/0x310 [ 252.953766] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 252.959205] ? addrconf_rs_timer+0x690/0x690 [ 252.963607] ndisc_alloc_skb+0x144/0x340 [ 252.967666] ndisc_send_rs+0x331/0x6e0 [ 252.971539] addrconf_rs_timer+0x314/0x690 [ 252.975763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.979990] call_timer_fn+0x272/0x920 [ 252.983871] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.988093] ? process_timeout+0x40/0x40 [ 252.992151] ? __run_timers+0x7da/0xc70 [ 252.996134] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.000617] ? _raw_spin_unlock_irq+0x27/0x80 [ 253.005100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.009323] ? lockdep_hardirqs_on+0x296/0x5b0 [ 253.013891] ? trace_hardirqs_on+0xbd/0x310 [ 253.018195] ? kasan_check_read+0x11/0x20 [ 253.022326] ? __run_timers+0x7da/0xc70 [ 253.026285] ? trace_hardirqs_off_caller+0x310/0x310 [ 253.031852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.036077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.040301] __run_timers+0x7e5/0xc70 [ 253.044099] ? timer_fixup_init+0x70/0x70 [ 253.048236] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 253.053241] ? zap_class+0x640/0x640 [ 253.056949] ? enqueue_hrtimer+0x1a5/0x560 [ 253.061176] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 253.066356] ? find_held_lock+0x36/0x1c0 [ 253.070411] ? zap_class+0x640/0x640 [ 253.074128] ? pvclock_read_flags+0x160/0x160 [ 253.078626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.084149] ? check_preemption_disabled+0x48/0x280 [ 253.089175] ? __lock_is_held+0xb5/0x140 [ 253.093224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.098750] ? check_preemption_disabled+0x48/0x280 [ 253.103769] run_timer_softirq+0x52/0xb0 [ 253.107832] ? rcu_read_lock_sched_held+0x14f/0x180 [ 253.112834] __do_softirq+0x308/0xb7e [ 253.116630] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 253.121112] ? lock_downgrade+0x900/0x900 [ 253.125246] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 253.130340] ? pvclock_read_flags+0x160/0x160 [ 253.134827] ? lapic_next_event+0x5a/0x90 [ 253.138962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.144486] ? kvm_clock_read+0x18/0x30 [ 253.148444] ? kvm_sched_clock_read+0x9/0x20 [ 253.152838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.158359] ? check_preemption_disabled+0x48/0x280 [ 253.163368] irq_exit+0x17f/0x1c0 [ 253.166811] smp_apic_timer_interrupt+0x1cb/0x760 [ 253.171639] ? smp_call_function_single_interrupt+0x159/0x650 [ 253.177510] ? smp_call_function_single_interrupt+0x650/0x650 [ 253.183379] ? interrupt_entry+0xb5/0xc0 [ 253.187444] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.192446] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.197449] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.202450] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.207452] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.212459] ? task_prio+0x50/0x50 [ 253.215989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.221510] ? check_preemption_disabled+0x48/0x280 [ 253.226517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.231352] apic_timer_interrupt+0xf/0x20 [ 253.235571] [ 253.237816] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 253.243688] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 253.262588] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 253.270333] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 253.277611] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 253.284872] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 253.292160] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 253.299413] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 253.306691] ? save_stack+0xa9/0xd0 [ 253.310318] __kmalloc_node_track_caller+0x33/0x70 [ 253.315245] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 253.319992] pskb_expand_head+0x230/0x10f0 [ 253.324225] ? memcpy+0x45/0x50 [ 253.327509] ? __copy_skb_header+0x350/0x6b0 [ 253.331918] ? skb_release_data+0x880/0x880 [ 253.336223] ? __alloc_skb+0x770/0x770 [ 253.340099] ? __lock_is_held+0xb5/0x140 [ 253.344155] ? kasan_check_write+0x14/0x20 [ 253.348379] ? __skb_clone+0x6c7/0xa00 [ 253.352255] ? __copy_skb_header+0x6b0/0x6b0 [ 253.356651] ? kmem_cache_alloc+0x33a/0x730 [ 253.360967] skb_ensure_writable+0x3dd/0x640 [ 253.365375] ? skb_checksum_setup+0xaa0/0xaa0 [ 253.369859] ? check_preemption_disabled+0x48/0x280 [ 253.374864] ? __this_cpu_preempt_check+0x1c/0x20 [ 253.379697] ? __bpf_redirect+0x54b/0xb20 [ 253.383843] bpf_clone_redirect+0x14a/0x490 [ 253.388167] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 253.393173] ? __sched_text_start+0x8/0x8 [ 253.397309] ? retint_kernel+0x2d/0x2d [ 253.401185] ? find_held_lock+0x36/0x1c0 [ 253.405237] ? lock_acquire+0x1ed/0x520 [ 253.409196] ? bpf_test_run+0x3cb/0x780 [ 253.413155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.418693] ? check_preemption_disabled+0x48/0x280 [ 253.423704] ? kasan_check_read+0x11/0x20 [ 253.427839] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.433103] ? rcu_softirq_qs+0x20/0x20 [ 253.437063] ? preempt_schedule+0x4d/0x60 [ 253.441198] ? ___preempt_schedule+0x16/0x18 [ 253.445604] ? bpf_test_run+0x25d/0x780 [ 253.449571] ? netlink_diag_dump+0x2a0/0x2a0 [ 253.453982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.459630] ? bpf_test_init.isra.10+0x70/0x100 [ 253.464292] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 253.469041] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 253.473869] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 253.479396] ? fput+0x130/0x1a0 [ 253.482669] ? __bpf_prog_get+0x9b/0x290 [ 253.486723] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 253.491554] ? bpf_prog_test_run+0x130/0x1a0 [ 253.495962] ? __x64_sys_bpf+0x3d8/0x520 [ 253.500010] ? bpf_prog_get+0x20/0x20 [ 253.503904] ? do_syscall_64+0x1b9/0x820 [ 253.507958] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 253.513310] ? syscall_return_slowpath+0x5e0/0x5e0 [ 253.518227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.523055] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.528059] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 253.533071] ? prepare_exit_to_usermode+0x291/0x3b0 [ 253.538082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.542923] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.548289] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 253.548293] warn_alloc_show_mem: 1 callbacks suppressed [ 253.548298] Mem-Info: [ 253.555206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.555213] Call Trace: [ 253.560582] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 253.560582] active_file:9 inactive_file:21 isolated_file:0 [ 253.560582] unevictable:0 dirty:0 writeback:0 unstable:0 [ 253.560582] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 253.560582] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 253.560582] free:13789 free_pcp:199 free_cma:0 [ 253.562945] [ 253.572294] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 253.574856] dump_stack+0x244/0x39d [ 253.607612] Node 0 [ 253.609758] ? dump_stack_print_info.cold.1+0x20/0x20 [ 253.636978] 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 [ 253.640595] warn_alloc.cold.117+0xb7/0x1bd [ 253.642790] lowmem_reserve[]: 0 [ 253.647965] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 253.673428] 2818 6321 [ 253.677737] ? lock_downgrade+0x900/0x900 [ 253.680978] 6321 [ 253.685809] ? trace_hardirqs_off+0xb8/0x310 [ 253.688269] Node 0 [ 253.692398] ? trace_hardirqs_off+0xb8/0x310 [ 253.694449] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 253.698825] __alloc_pages_slowpath+0x2660/0x2d70 [ 253.701026] lowmem_reserve[]: [ 253.705450] ? warn_alloc+0x120/0x120 [ 253.732548] 0 [ 253.737392] ? warn_alloc+0x120/0x120 [ 253.740458] 0 3503 [ 253.744244] ? print_usage_bug+0xc0/0xc0 [ 253.746009] 3503 [ 253.749795] ? warn_alloc+0x120/0x120 [ 253.751998] Node 0 [ 253.756043] ? print_usage_bug+0xc0/0xc0 [ 253.758102] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 253.761859] ? __lock_acquire+0x62f/0x4c20 [ 253.764057] lowmem_reserve[]: 0 0 [ 253.768122] ? __lock_acquire+0x62f/0x4c20 [ 253.796361] 0 0 [ 253.800584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.804003] Node 0 [ 253.808218] ? should_fail+0x22d/0xd01 [ 253.810163] DMA: [ 253.815693] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 253.817907] 1*4kB [ 253.821776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.823803] (U) [ 253.829072] ? __lock_acquire+0x62f/0x4c20 [ 253.831189] 0*8kB [ 253.836271] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.838218] 0*16kB [ 253.842430] ? __lock_acquire+0x62f/0x4c20 [ 253.844566] 1*32kB [ 253.849647] ? should_fail+0x22d/0xd01 [ 253.851855] (U) [ 253.856071] ? rcu_irq_exit+0x1a2/0x390 [ 253.858275] 2*64kB (U) [ 253.862163] ? mark_held_locks+0x130/0x130 [ 253.864115] 1*128kB [ 253.868077] ? mark_held_locks+0x130/0x130 [ 253.870622] (U) 1*256kB [ 253.874856] ? mark_held_locks+0xc7/0x130 [ 253.877149] (U) [ 253.881363] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 253.884002] 0*512kB [ 253.888126] ? zap_class+0x640/0x640 [ 253.890068] 1*1024kB [ 253.895078] ? print_usage_bug+0xc0/0xc0 [ 253.897369] (U) [ 253.901067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.903448] 1*2048kB [ 253.907487] ? check_preemption_disabled+0x48/0x280 [ 253.909431] (M) [ 253.914961] ? __lock_is_held+0xb5/0x140 [ 253.917329] 3*4096kB (M) [ 253.922333] __alloc_pages_nodemask+0xa80/0xde0 [ 253.924274] = 15908kB [ 253.928319] ? zap_class+0x640/0x640 [ 253.931068] Node 0 [ 253.935721] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 253.938097] DMA32: [ 253.941800] ? find_held_lock+0x36/0x1c0 [ 253.944002] 3*4kB [ 253.949002] ? ____cache_alloc_node+0x1c7/0x1e0 [ 253.951211] (UM) [ 253.955252] ? lock_downgrade+0x900/0x900 [ 253.957364] 283*8kB (UM) [ 253.962035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.964066] 189*16kB [ 253.968195] cache_grow_begin+0xa5/0x8c0 [ 253.970915] (UM) 116*32kB [ 253.976434] ? do_raw_spin_unlock+0xa7/0x330 [ 253.978813] (M) [ 253.982859] fallback_alloc+0x204/0x2e0 [ 253.985670] 38*64kB [ 253.990068] ____cache_alloc_node+0x1c7/0x1e0 [ 253.992010] (M) 10*128kB [ 253.995971] kmem_cache_alloc_node+0xe3/0x730 [ 253.998259] (M) [ 254.002735] ? ipv6_get_ifaddr+0x42e/0x620 [ 254.005454] 5*256kB (UM) [ 254.009942] __alloc_skb+0x119/0x770 [ 254.011880] 4*512kB (UM) [ 254.016104] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 254.018829] 3*1024kB [ 254.022520] ? netdev_alloc_frag+0x1f0/0x1f0 [ 254.025255] (M) [ 254.030514] ? lock_downgrade+0x900/0x900 [ 254.032893] 3*2048kB (UM) [ 254.037324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.039262] 0*4096kB = 25268kB [ 254.043396] ? refcount_sub_and_test_checked+0x203/0x310 [ 254.046204] Node 0 [ 254.051756] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 254.054910] Normal: 191*4kB [ 254.060349] ? addrconf_rs_timer+0x690/0x690 [ 254.062559] (UME) [ 254.067996] ndisc_alloc_skb+0x144/0x340 [ 254.070977] 562*8kB (MEH) [ 254.075391] ndisc_send_rs+0x331/0x6e0 [ 254.077502] 243*16kB (UMEH) [ 254.081556] addrconf_rs_timer+0x314/0x690 [ 254.084361] 85*32kB (UM) [ 254.088254] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.091233] 1*64kB (U) [ 254.095461] call_timer_fn+0x272/0x920 [ 254.098183] 0*128kB [ 254.102395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.104965] 2*256kB [ 254.108836] ? process_timeout+0x40/0x40 [ 254.111124] (UH) [ 254.115344] ? __run_timers+0x7da/0xc70 [ 254.117630] 1*512kB (U) [ 254.121676] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.123707] 1*1024kB [ 254.127660] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.130297] (U) [ 254.134776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.137152] 0*2048kB 0*4096kB [ 254.141632] ? lockdep_hardirqs_on+0x296/0x5b0 [ 254.143574] = 13980kB [ 254.143585] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 254.147792] ? trace_hardirqs_on+0xbd/0x310 [ 254.150957] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 254.155510] ? kasan_check_read+0x11/0x20 [ 254.157916] 168 total pagecache pages [ 254.166732] ? __run_timers+0x7da/0xc70 [ 254.171026] 0 pages in swap cache [ 254.179578] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.183695] Swap cache stats: add 0, delete 0, find 0/0 [ 254.187478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.191415] Free swap = 0kB [ 254.194845] __run_timers+0x7e5/0xc70 [ 254.199911] Total swap = 0kB [ 254.205260] ? timer_fixup_init+0x70/0x70 [ 254.209455] 1965979 pages RAM [ 254.212456] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 254.216218] 0 pages HighMem/MovableOnly [ 254.216224] 342867 pages reserved [ 254.219222] ? zap_class+0x640/0x640 [ 254.223335] 0 pages cma reserved [ 254.226422] ? enqueue_hrtimer+0x1a5/0x560 [ 254.231456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.235377] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 254.238849] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.242494] ? find_held_lock+0x36/0x1c0 [ 254.245825] syz-executor0 cpuset= [ 254.250046] ? pvclock_read_flags+0x160/0x160 [ 254.256498] syz0 [ 254.261673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.272122] mems_allowed=0 [ 254.276164] ? check_preemption_disabled+0x48/0x280 [ 254.299438] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 254.304963] ? rcu_pm_notify+0xc0/0xc0 [ 254.308837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.314360] ? check_preemption_disabled+0x48/0x280 [ 254.319371] run_timer_softirq+0x52/0xb0 [ 254.323424] ? rcu_read_lock_sched_held+0x14f/0x180 [ 254.328430] __do_softirq+0x308/0xb7e [ 254.332219] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 254.336740] ? lock_downgrade+0x900/0x900 [ 254.340881] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 254.345992] ? pvclock_read_flags+0x160/0x160 [ 254.350493] ? lapic_next_event+0x5a/0x90 [ 254.354638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.360165] ? kvm_clock_read+0x18/0x30 [ 254.364133] ? kvm_sched_clock_read+0x9/0x20 [ 254.368537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.374059] ? check_preemption_disabled+0x48/0x280 [ 254.379067] irq_exit+0x17f/0x1c0 [ 254.382517] smp_apic_timer_interrupt+0x1cb/0x760 [ 254.387348] ? smp_reschedule_interrupt+0x109/0x650 [ 254.392369] ? smp_call_function_single_interrupt+0x650/0x650 [ 254.398246] ? interrupt_entry+0xb5/0xc0 [ 254.402295] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.407297] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.412304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.417134] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.422138] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.427151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.431986] apic_timer_interrupt+0xf/0x20 [ 254.436207] [ 254.438431] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 254.443607] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 254.462510] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 254.470207] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 254.477465] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 254.484745] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 254.492004] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 254.499274] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 254.506552] do_exit+0x11f8/0x26d0 [ 254.510081] ? run_rebalance_domains+0x500/0x500 [ 254.514833] ? mm_update_next_owner+0x990/0x990 [ 254.519586] ? print_usage_bug+0xc0/0xc0 [ 254.523658] ? print_usage_bug+0xc0/0xc0 [ 254.527728] ? __lock_acquire+0x62f/0x4c20 [ 254.531957] ? finish_task_switch+0x1f4/0x910 [ 254.536446] ? __lock_acquire+0x62f/0x4c20 [ 254.540665] ? mark_held_locks+0x130/0x130 [ 254.544883] ? __lock_acquire+0x62f/0x4c20 [ 254.549115] ? kasan_check_read+0x11/0x20 [ 254.553250] ? finish_task_switch+0x1f4/0x910 [ 254.557737] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.562830] ? compat_start_thread+0x80/0x80 [ 254.567230] ? mark_held_locks+0x130/0x130 [ 254.571462] ? mark_held_locks+0x130/0x130 [ 254.575702] ? finish_task_switch+0x1f4/0x910 [ 254.580185] ? finish_task_switch+0x1b4/0x910 [ 254.584668] ? __switch_to_asm+0x34/0x70 [ 254.588722] ? preempt_notifier_register+0x200/0x200 [ 254.593814] ? __switch_to_asm+0x34/0x70 [ 254.597862] ? __switch_to_asm+0x34/0x70 [ 254.601908] ? __switch_to_asm+0x34/0x70 [ 254.605958] ? __switch_to_asm+0x40/0x70 [ 254.610016] ? __switch_to_asm+0x34/0x70 [ 254.614066] ? __switch_to_asm+0x40/0x70 [ 254.618112] ? __switch_to_asm+0x34/0x70 [ 254.622167] ? __switch_to_asm+0x34/0x70 [ 254.626223] ? __switch_to_asm+0x34/0x70 [ 254.630275] ? __switch_to_asm+0x40/0x70 [ 254.634320] ? __switch_to_asm+0x34/0x70 [ 254.638368] ? __switch_to_asm+0x40/0x70 [ 254.642417] ? zap_class+0x640/0x640 [ 254.646117] ? __schedule+0x8d7/0x21d0 [ 254.649999] ? print_usage_bug+0xc0/0xc0 [ 254.654057] ? wait_consider_task+0x245/0x3bb0 [ 254.658628] ? zap_class+0x640/0x640 [ 254.662328] ? find_held_lock+0x36/0x1c0 [ 254.666395] ? memset+0x31/0x40 [ 254.669666] ? find_held_lock+0x36/0x1c0 [ 254.673725] ? get_signal+0x95b/0x1980 [ 254.677604] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.682085] ? _raw_spin_unlock_irq+0x27/0x80 [ 254.686572] do_group_exit+0x177/0x440 [ 254.690447] ? trace_hardirqs_off_caller+0x310/0x310 [ 254.695560] ? __ia32_sys_exit+0x50/0x50 [ 254.699619] get_signal+0x8b0/0x1980 [ 254.703326] ? ptrace_notify+0x130/0x130 [ 254.707375] ? zap_class+0x640/0x640 [ 254.711083] ? zap_class+0x640/0x640 [ 254.714801] ? zap_class+0x640/0x640 [ 254.718508] ? put_pid.part.2+0x1c5/0x240 [ 254.722736] ? find_held_lock+0x36/0x1c0 [ 254.726803] do_signal+0x9c/0x21c0 [ 254.730332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.735857] ? kernel_wait4+0x2e0/0x3f0 [ 254.739821] ? __ia32_sys_waitid+0x140/0x140 [ 254.744238] ? setup_sigcontext+0x7d0/0x7d0 [ 254.748552] ? task_stopped_code+0x190/0x190 [ 254.752951] ? exit_to_usermode_loop+0x8c/0x380 [ 254.757609] ? exit_to_usermode_loop+0x8c/0x380 [ 254.762265] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 254.766834] ? trace_hardirqs_on+0xbd/0x310 [ 254.771147] ? __do_sys_wait4+0xaf/0x150 [ 254.775194] ? do_syscall_64+0x6be/0x820 [ 254.779251] ? do_syscall_64+0x9a/0x820 [ 254.783216] ? do_syscall_64+0x9a/0x820 [ 254.787183] exit_to_usermode_loop+0x2e5/0x380 [ 254.791768] ? __bpf_trace_sys_exit+0x30/0x30 [ 254.796273] do_syscall_64+0x6be/0x820 [ 254.800153] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 254.805508] ? syscall_return_slowpath+0x5e0/0x5e0 [ 254.810423] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.815275] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.820282] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 254.825284] ? prepare_exit_to_usermode+0x291/0x3b0 [ 254.830303] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.835146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.840350] RIP: 0033:0x41124a [ 254.843541] Code: Bad RIP value. [ 254.846891] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 254.854585] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 254.861840] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 254.869096] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 254.876373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 254.883641] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 254.890916] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 254.890968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.897827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.904426] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.913617] Call Trace: [ 254.913621] [ 254.913639] dump_stack+0x244/0x39d [ 254.924371] syz-executor1 cpuset= [ 254.926946] ? dump_stack_print_info.cold.1+0x20/0x20 [ 254.929232] / [ 254.932775] warn_alloc.cold.117+0xb7/0x1bd [ 254.932789] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.932804] ? lock_downgrade+0x900/0x900 [ 254.932821] ? trace_hardirqs_off+0xb8/0x310 [ 254.932839] ? trace_hardirqs_off+0xb8/0x310 [ 254.932858] __alloc_pages_slowpath+0x2660/0x2d70 [ 254.932894] ? warn_alloc+0x120/0x120 [ 254.936486] mems_allowed=0 [ 254.941658] ? warn_alloc+0x120/0x120 [ 254.980648] ? print_usage_bug+0xc0/0xc0 [ 254.984696] ? warn_alloc+0x120/0x120 [ 254.988487] ? print_usage_bug+0xc0/0xc0 [ 254.992536] ? __lock_acquire+0x62f/0x4c20 [ 254.996759] ? __lock_acquire+0x62f/0x4c20 [ 255.000983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.006524] ? should_fail+0x22d/0xd01 [ 255.010400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.015490] ? __lock_acquire+0x62f/0x4c20 [ 255.019712] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.024799] ? __lock_acquire+0x62f/0x4c20 [ 255.029014] ? should_fail+0x22d/0xd01 [ 255.033332] ? find_held_lock+0x36/0x1c0 [ 255.037386] ? mark_held_locks+0x130/0x130 [ 255.041628] ? mark_held_locks+0x130/0x130 [ 255.045858] ? zap_class+0x640/0x640 [ 255.049556] ? zap_class+0x640/0x640 [ 255.053264] ? print_usage_bug+0xc0/0xc0 [ 255.057317] ? do_raw_spin_unlock+0xa7/0x330 [ 255.061716] ? zap_class+0x640/0x640 [ 255.065425] ? print_usage_bug+0xc0/0xc0 [ 255.069485] ? wq_watchdog_touch+0x9c/0xfe [ 255.073712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.079244] ? check_preemption_disabled+0x48/0x280 [ 255.084256] ? __lock_is_held+0xb5/0x140 [ 255.088307] __alloc_pages_nodemask+0xa80/0xde0 [ 255.092961] ? zap_class+0x640/0x640 [ 255.096664] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 255.101676] ? find_held_lock+0x36/0x1c0 [ 255.105748] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.110421] ? lock_downgrade+0x900/0x900 [ 255.114575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.120106] cache_grow_begin+0xa5/0x8c0 [ 255.124154] ? do_raw_spin_unlock+0xa7/0x330 [ 255.128555] fallback_alloc+0x204/0x2e0 [ 255.132543] ____cache_alloc_node+0x1c7/0x1e0 [ 255.137027] kmem_cache_alloc_node+0xe3/0x730 [ 255.141513] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.145749] __alloc_skb+0x119/0x770 [ 255.149461] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.154728] ? netdev_alloc_frag+0x1f0/0x1f0 [ 255.159121] ? lock_downgrade+0x900/0x900 [ 255.163264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.168791] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.174233] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.179701] ? addrconf_rs_timer+0x690/0x690 [ 255.184106] ndisc_alloc_skb+0x144/0x340 [ 255.188159] ndisc_send_rs+0x331/0x6e0 [ 255.192034] addrconf_rs_timer+0x314/0x690 [ 255.196256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.200624] call_timer_fn+0x272/0x920 [ 255.204500] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.208724] ? process_timeout+0x40/0x40 [ 255.212792] ? __run_timers+0x7da/0xc70 [ 255.216759] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.221239] ? _raw_spin_unlock_irq+0x27/0x80 [ 255.225719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.229939] ? lockdep_hardirqs_on+0x296/0x5b0 [ 255.234512] ? trace_hardirqs_on+0xbd/0x310 [ 255.238823] ? kasan_check_read+0x11/0x20 [ 255.242955] ? __run_timers+0x7da/0xc70 [ 255.246915] ? trace_hardirqs_off_caller+0x310/0x310 [ 255.252007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.256230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.260463] __run_timers+0x7e5/0xc70 [ 255.264258] ? timer_fixup_init+0x70/0x70 [ 255.268395] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 255.273400] ? zap_class+0x640/0x640 [ 255.277131] ? enqueue_hrtimer+0x1a5/0x560 [ 255.281350] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 255.286533] ? find_held_lock+0x36/0x1c0 [ 255.290590] ? zap_class+0x640/0x640 [ 255.294293] ? pvclock_read_flags+0x160/0x160 [ 255.298775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.304309] ? check_preemption_disabled+0x48/0x280 [ 255.309330] ? __lock_is_held+0xb5/0x140 [ 255.313384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.318919] ? check_preemption_disabled+0x48/0x280 [ 255.323925] run_timer_softirq+0x52/0xb0 [ 255.327984] ? rcu_read_lock_sched_held+0x14f/0x180 [ 255.332985] __do_softirq+0x308/0xb7e [ 255.336876] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 255.341469] ? lock_downgrade+0x900/0x900 [ 255.345620] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 255.350714] ? pvclock_read_flags+0x160/0x160 [ 255.355200] ? lapic_next_event+0x5a/0x90 [ 255.359335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.364865] ? kvm_clock_read+0x18/0x30 [ 255.368829] ? kvm_sched_clock_read+0x9/0x20 [ 255.373231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.378766] ? check_preemption_disabled+0x48/0x280 [ 255.383773] irq_exit+0x17f/0x1c0 [ 255.387221] smp_apic_timer_interrupt+0x1cb/0x760 [ 255.392050] ? smp_call_function_single_interrupt+0x159/0x650 [ 255.397921] ? smp_call_function_single_interrupt+0x650/0x650 [ 255.403795] ? interrupt_entry+0xb5/0xc0 [ 255.407843] ? trace_hardirqs_off_caller+0xbb/0x310 [ 255.412844] ? trace_hardirqs_off_caller+0xbb/0x310 [ 255.417846] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.422678] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.427681] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.432685] ? task_prio+0x50/0x50 [ 255.436213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.441736] ? check_preemption_disabled+0x48/0x280 [ 255.446744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.451581] apic_timer_interrupt+0xf/0x20 [ 255.455806] [ 255.458040] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 255.463914] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 255.482803] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 255.490498] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 255.497751] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 255.505010] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 255.512266] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 255.519522] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 255.526797] ? save_stack+0xa9/0xd0 [ 255.530431] __kmalloc_node_track_caller+0x33/0x70 [ 255.535354] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 255.540100] pskb_expand_head+0x230/0x10f0 [ 255.544330] ? memcpy+0x45/0x50 [ 255.547601] ? __copy_skb_header+0x350/0x6b0 [ 255.551997] ? skb_release_data+0x880/0x880 [ 255.556304] ? __alloc_skb+0x770/0x770 [ 255.560190] ? __lock_is_held+0xb5/0x140 [ 255.564244] ? kasan_check_write+0x14/0x20 [ 255.568463] ? __skb_clone+0x6c7/0xa00 [ 255.572339] ? __copy_skb_header+0x6b0/0x6b0 [ 255.576738] ? kmem_cache_alloc+0x33a/0x730 [ 255.581063] skb_ensure_writable+0x3dd/0x640 [ 255.585464] ? skb_checksum_setup+0xaa0/0xaa0 [ 255.590033] ? check_preemption_disabled+0x48/0x280 [ 255.595040] ? __this_cpu_preempt_check+0x1c/0x20 [ 255.599871] ? __bpf_redirect+0x54b/0xb20 [ 255.604015] bpf_clone_redirect+0x14a/0x490 [ 255.608331] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 255.613339] ? __sched_text_start+0x8/0x8 [ 255.617477] ? retint_kernel+0x2d/0x2d [ 255.621359] ? find_held_lock+0x36/0x1c0 [ 255.625423] ? lock_acquire+0x1ed/0x520 [ 255.629384] ? bpf_test_run+0x3cb/0x780 [ 255.633358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.638880] ? check_preemption_disabled+0x48/0x280 [ 255.643888] ? kasan_check_read+0x11/0x20 [ 255.648026] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 255.653290] ? rcu_softirq_qs+0x20/0x20 [ 255.657256] ? preempt_schedule+0x4d/0x60 [ 255.661405] ? ___preempt_schedule+0x16/0x18 [ 255.665813] ? bpf_test_run+0x25d/0x780 [ 255.669784] ? netlink_diag_dump+0x2a0/0x2a0 [ 255.674181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.679706] ? bpf_test_init.isra.10+0x70/0x100 [ 255.684368] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 255.689145] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 255.693995] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 255.699522] ? fput+0x130/0x1a0 [ 255.702787] ? __bpf_prog_get+0x9b/0x290 [ 255.706835] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 255.711666] ? bpf_prog_test_run+0x130/0x1a0 [ 255.716069] ? __x64_sys_bpf+0x3d8/0x520 [ 255.720117] ? bpf_prog_get+0x20/0x20 [ 255.723917] ? do_syscall_64+0x1b9/0x820 [ 255.727978] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 255.733330] ? syscall_return_slowpath+0x5e0/0x5e0 [ 255.738270] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.743099] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.748105] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 255.753121] ? prepare_exit_to_usermode+0x291/0x3b0 [ 255.758129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.762964] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.768328] warn_alloc_show_mem: 1 callbacks suppressed [ 255.768336] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 255.768338] Mem-Info: [ 255.768363] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 255.768363] active_file:9 inactive_file:21 isolated_file:0 [ 255.768363] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.768363] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 255.768363] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 255.768363] free:13789 free_pcp:199 free_cma:0 [ 255.773691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.773697] Call Trace: [ 255.780615] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 255.783006] [ 255.815770] Node 0 [ 255.825103] dump_stack+0x244/0x39d [ 255.827672] 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 [ 255.854872] ? dump_stack_print_info.cold.1+0x20/0x20 [ 255.856984] lowmem_reserve[]: 0 [ 255.859218] warn_alloc.cold.117+0xb7/0x1bd [ 255.862809] 2818 [ 255.888290] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 255.893445] 6321 6321 [ 255.896714] ? lock_downgrade+0x900/0x900 [ 255.901002] Node 0 [ 255.903045] ? trace_hardirqs_off+0xb8/0x310 [ 255.907873] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 255.910336] ? trace_hardirqs_off+0xb8/0x310 [ 255.914447] lowmem_reserve[]: 0 [ 255.916677] __alloc_pages_slowpath+0x2660/0x2d70 [ 255.921043] 0 3503 [ 255.948199] ? warn_alloc+0x120/0x120 [ 255.952554] 3503 [ 255.955816] ? warn_alloc+0x120/0x120 [ 255.962846] ? print_usage_bug+0xc0/0xc0 [ 255.966612] Node 0 [ 255.968657] ? warn_alloc+0x120/0x120 [ 255.972449] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 255.976471] ? print_usage_bug+0xc0/0xc0 [ 255.978687] lowmem_reserve[]: 0 [ 255.982477] ? check_preemption_disabled+0x48/0x280 [ 256.010718] 0 0 [ 256.014771] ? print_usage_bug+0xc0/0xc0 [ 256.018015] 0 [ 256.023045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.024987] Node 0 [ 256.029028] ? should_fail+0x22d/0xd01 [ 256.030800] DMA: 1*4kB [ 256.036336] ? print_usage_bug+0xc0/0xc0 [ 256.038539] (U) [ 256.042429] ? idle_cpu+0x1d0/0x1d0 [ 256.044980] 0*8kB 0*16kB [ 256.049031] ? kvm_sched_clock_read+0x9/0x20 [ 256.050973] 1*32kB (U) [ 256.054588] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.057313] 2*64kB (U) [ 256.061712] ? __lock_acquire+0x62f/0x4c20 [ 256.064262] 1*128kB [ 256.069347] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.071913] (U) [ 256.076127] ? should_fail+0x22d/0xd01 [ 256.078441] 1*256kB (U) [ 256.083557] ? mark_held_locks+0x130/0x130 [ 256.085496] 0*512kB 1*1024kB [ 256.089378] ? mark_held_locks+0x130/0x130 [ 256.092016] (U) [ 256.096228] ? print_usage_bug+0xc0/0xc0 [ 256.099300] 1*2048kB [ 256.103521] ? zap_class+0x640/0x640 [ 256.105468] (M) [ 256.109511] ? mark_held_locks+0x130/0x130 [ 256.111889] 3*4096kB [ 256.115585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.117526] (M) = 15908kB [ 256.121749] ? check_preemption_disabled+0x48/0x280 [ 256.124147] Node 0 [ 256.129670] ? __lock_is_held+0xb5/0x140 [ 256.132392] DMA32: [ 256.137390] __alloc_pages_nodemask+0xa80/0xde0 [ 256.139595] 3*4kB [ 256.143632] ? zap_class+0x640/0x640 [ 256.145834] (UM) [ 256.150485] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 256.152597] 283*8kB (UM) [ 256.156303] ? find_held_lock+0x36/0x1c0 [ 256.158327] 189*16kB (UM) [ 256.163338] ? ____cache_alloc_node+0x1c7/0x1e0 [ 256.166064] 116*32kB (M) [ 256.170121] ? lock_downgrade+0x900/0x900 [ 256.172939] 38*64kB (M) [ 256.177594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.180317] 10*128kB (M) [ 256.184466] cache_grow_begin+0xa5/0x8c0 [ 256.187103] 5*256kB [ 256.192618] ? do_raw_spin_unlock+0xa7/0x330 [ 256.195343] (UM) [ 256.199424] fallback_alloc+0x204/0x2e0 [ 256.201708] 4*512kB (UM) [ 256.206105] ____cache_alloc_node+0x1c7/0x1e0 [ 256.208137] 3*1024kB [ 256.212092] kmem_cache_alloc_node+0xe3/0x730 [ 256.214816] (M) [ 256.219289] ? lockdep_hardirqs_on+0x296/0x5b0 [ 256.221664] 3*2048kB (UM) [ 256.226149] __alloc_skb+0x119/0x770 [ 256.228092] 0*4096kB [ 256.232656] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 256.235462] = 25268kB [ 256.235468] Node 0 [ 256.239165] ? netdev_alloc_frag+0x1f0/0x1f0 [ 256.241543] Normal: 191*4kB [ 256.246892] ? lock_acquire+0x1ed/0x520 [ 256.249270] (UME) [ 256.251488] ? aoecmd_cfg+0x108/0x7f0 [ 256.255870] 562*8kB [ 256.258871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.262812] (MEH) [ 256.264944] ? check_preemption_disabled+0x48/0x280 [ 256.268708] 243*16kB (UMEH) [ 256.271037] ? kasan_check_read+0x11/0x20 [ 256.276536] 85*32kB (UM) [ 256.278690] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.283671] 1*64kB [ 256.286675] ? rcu_softirq_qs+0x20/0x20 [ 256.290806] (U) [ 256.293564] new_skb+0x26/0x1c0 [ 256.298803] 0*128kB 2*256kB [ 256.301030] aoecmd_cfg+0x279/0x7f0 [ 256.304970] (UH) [ 256.306924] ? find_held_lock+0x36/0x1c0 [ 256.310167] 1*512kB (U) [ 256.313172] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 256.316764] 1*1024kB (U) [ 256.318824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.322847] 0*2048kB 0*4096kB [ 256.325507] ? check_preemption_disabled+0x48/0x280 [ 256.329793] = 13980kB [ 256.329805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 256.332549] ? __lock_is_held+0xb5/0x140 [ 256.338056] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 256.341236] discover_timer+0x50/0x60 [ 256.346219] 168 total pagecache pages [ 256.348609] call_timer_fn+0x272/0x920 [ 256.357415] 0 pages in swap cache [ 256.361464] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 256.370006] Swap cache stats: add 0, delete 0, find 0/0 [ 256.373788] ? process_timeout+0x40/0x40 [ 256.377554] Free swap = 0kB [ 256.381428] ? __run_timers+0x7da/0xc70 [ 256.384840] Total swap = 0kB [ 256.384857] 1965979 pages RAM [ 256.389684] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.395118] 0 pages HighMem/MovableOnly [ 256.395125] 342867 pages reserved [ 256.399164] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.402148] 0 pages cma reserved [ 256.406100] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 256.409157] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 256.412175] ? lockdep_hardirqs_on+0x296/0x5b0 [ 256.416680] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 256.420591] ? trace_hardirqs_on+0xbd/0x310 [ 256.424009] syz-executor0 cpuset= [ 256.428480] ? kasan_check_read+0x11/0x20 [ 256.428493] ? __run_timers+0x7da/0xc70 [ 256.431825] syz0 [ 256.436653] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.443111] mems_allowed=0 [ 256.447670] ? __queue_work+0x1440/0x1440 [ 256.488026] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 256.492965] __run_timers+0x7e5/0xc70 [ 256.496770] ? timer_fixup_init+0x70/0x70 [ 256.500909] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 256.505911] ? zap_class+0x640/0x640 [ 256.509614] ? enqueue_hrtimer+0x1a5/0x560 [ 256.513841] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 256.519020] ? find_held_lock+0x36/0x1c0 [ 256.523079] ? pvclock_read_flags+0x160/0x160 [ 256.527562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.533085] ? check_preemption_disabled+0x48/0x280 [ 256.538103] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 256.543627] ? rcu_pm_notify+0xc0/0xc0 [ 256.547501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.553025] ? check_preemption_disabled+0x48/0x280 [ 256.558054] run_timer_softirq+0x52/0xb0 [ 256.562107] ? rcu_read_lock_sched_held+0x14f/0x180 [ 256.567110] __do_softirq+0x308/0xb7e [ 256.570901] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 256.575384] ? lock_downgrade+0x900/0x900 [ 256.579520] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 256.584615] ? pvclock_read_flags+0x160/0x160 [ 256.589100] ? lapic_next_event+0x5a/0x90 [ 256.593233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.598799] ? kvm_clock_read+0x18/0x30 [ 256.602783] ? kvm_sched_clock_read+0x9/0x20 [ 256.607185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.612711] ? check_preemption_disabled+0x48/0x280 [ 256.617723] irq_exit+0x17f/0x1c0 [ 256.621167] smp_apic_timer_interrupt+0x1cb/0x760 [ 256.625997] ? smp_reschedule_interrupt+0x109/0x650 [ 256.630998] ? smp_call_function_single_interrupt+0x650/0x650 [ 256.636875] ? interrupt_entry+0xb5/0xc0 [ 256.640925] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.645928] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.650937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.655767] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.660773] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.665785] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.670628] apic_timer_interrupt+0xf/0x20 [ 256.674845] [ 256.677094] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 256.682273] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 256.701162] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 256.708864] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 256.716121] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 256.723378] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 256.730631] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 256.737884] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 256.745156] do_exit+0x11f8/0x26d0 [ 256.748686] ? run_rebalance_domains+0x500/0x500 [ 256.753435] ? mm_update_next_owner+0x990/0x990 [ 256.758090] ? print_usage_bug+0xc0/0xc0 [ 256.762143] ? print_usage_bug+0xc0/0xc0 [ 256.766210] ? __lock_acquire+0x62f/0x4c20 [ 256.770439] ? finish_task_switch+0x1f4/0x910 [ 256.774926] ? __lock_acquire+0x62f/0x4c20 [ 256.779149] ? mark_held_locks+0x130/0x130 [ 256.783372] ? __lock_acquire+0x62f/0x4c20 [ 256.787593] ? kasan_check_read+0x11/0x20 [ 256.791748] ? finish_task_switch+0x1f4/0x910 [ 256.796240] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.801332] ? compat_start_thread+0x80/0x80 [ 256.805745] ? mark_held_locks+0x130/0x130 [ 256.809965] ? mark_held_locks+0x130/0x130 [ 256.814188] ? finish_task_switch+0x1f4/0x910 [ 256.818673] ? finish_task_switch+0x1b4/0x910 [ 256.823154] ? __switch_to_asm+0x34/0x70 [ 256.827202] ? preempt_notifier_register+0x200/0x200 [ 256.832288] ? __switch_to_asm+0x34/0x70 [ 256.836345] ? __switch_to_asm+0x34/0x70 [ 256.840409] ? __switch_to_asm+0x34/0x70 [ 256.844456] ? __switch_to_asm+0x40/0x70 [ 256.848506] ? __switch_to_asm+0x34/0x70 [ 256.852556] ? __switch_to_asm+0x40/0x70 [ 256.856608] ? __switch_to_asm+0x34/0x70 [ 256.860656] ? __switch_to_asm+0x34/0x70 [ 256.864710] ? __switch_to_asm+0x34/0x70 [ 256.868764] ? __switch_to_asm+0x40/0x70 [ 256.872819] ? __switch_to_asm+0x34/0x70 [ 256.876868] ? __switch_to_asm+0x40/0x70 [ 256.880921] ? zap_class+0x640/0x640 [ 256.884624] ? __schedule+0x8d7/0x21d0 [ 256.888498] ? print_usage_bug+0xc0/0xc0 [ 256.892558] ? wait_consider_task+0x245/0x3bb0 [ 256.897145] ? zap_class+0x640/0x640 [ 256.900846] ? find_held_lock+0x36/0x1c0 [ 256.904902] ? memset+0x31/0x40 [ 256.908178] ? find_held_lock+0x36/0x1c0 [ 256.912257] ? get_signal+0x95b/0x1980 [ 256.916157] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.920642] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.925133] do_group_exit+0x177/0x440 [ 256.929011] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.934126] ? __ia32_sys_exit+0x50/0x50 [ 256.938210] get_signal+0x8b0/0x1980 [ 256.941920] ? ptrace_notify+0x130/0x130 [ 256.945977] ? zap_class+0x640/0x640 [ 256.949688] ? zap_class+0x640/0x640 [ 256.953398] ? zap_class+0x640/0x640 [ 256.957099] ? put_pid.part.2+0x1c5/0x240 [ 256.961238] ? find_held_lock+0x36/0x1c0 [ 256.965299] do_signal+0x9c/0x21c0 [ 256.968830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.974353] ? kernel_wait4+0x2e0/0x3f0 [ 256.978320] ? __ia32_sys_waitid+0x140/0x140 [ 256.982715] ? setup_sigcontext+0x7d0/0x7d0 [ 256.987025] ? task_stopped_code+0x190/0x190 [ 256.991422] ? exit_to_usermode_loop+0x8c/0x380 [ 256.996077] ? exit_to_usermode_loop+0x8c/0x380 [ 257.000732] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 257.005304] ? trace_hardirqs_on+0xbd/0x310 [ 257.009611] ? __do_sys_wait4+0xaf/0x150 [ 257.013660] ? do_syscall_64+0x6be/0x820 [ 257.017712] ? do_syscall_64+0x9a/0x820 [ 257.021672] ? do_syscall_64+0x9a/0x820 [ 257.025636] exit_to_usermode_loop+0x2e5/0x380 [ 257.030204] ? __bpf_trace_sys_exit+0x30/0x30 [ 257.034701] do_syscall_64+0x6be/0x820 [ 257.038581] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 257.043934] ? syscall_return_slowpath+0x5e0/0x5e0 [ 257.048954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.053791] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.058816] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 257.063825] ? prepare_exit_to_usermode+0x291/0x3b0 [ 257.068838] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.073693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.078872] RIP: 0033:0x41124a [ 257.082075] Code: Bad RIP value. [ 257.085426] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 257.093122] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 257.100378] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 257.107628] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 257.114883] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 257.122135] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 257.129409] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 257.129457] aoe: skb alloc failure [ 257.136318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.136324] Call Trace: [ 257.139877] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 257.149165] [ 257.151724] syz-executor1 cpuset= [ 257.162203] dump_stack+0x244/0x39d [ 257.164322] / [ 257.167757] ? dump_stack_print_info.cold.1+0x20/0x20 [ 257.171351] mems_allowed=0 [ 257.173051] warn_alloc.cold.117+0xb7/0x1bd [ 257.185417] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 257.190254] ? lock_downgrade+0x900/0x900 [ 257.194404] ? trace_hardirqs_off+0xb8/0x310 [ 257.198910] ? trace_hardirqs_off+0xb8/0x310 [ 257.203335] __alloc_pages_slowpath+0x2660/0x2d70 [ 257.208448] ? warn_alloc+0x120/0x120 [ 257.212251] ? zap_class+0x640/0x640 [ 257.215958] ? warn_alloc+0x120/0x120 [ 257.219744] ? print_usage_bug+0xc0/0xc0 [ 257.223791] ? warn_alloc+0x120/0x120 [ 257.227578] ? print_usage_bug+0xc0/0xc0 [ 257.231648] ? __lock_acquire+0x62f/0x4c20 [ 257.235869] ? __lock_acquire+0x62f/0x4c20 [ 257.240094] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.245614] ? should_fail+0x22d/0xd01 [ 257.249492] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.254593] ? __lock_acquire+0x62f/0x4c20 [ 257.258813] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.263898] ? __lock_acquire+0x62f/0x4c20 [ 257.268126] ? should_fail+0x22d/0xd01 [ 257.272001] ? find_held_lock+0x36/0x1c0 [ 257.276053] ? mark_held_locks+0x130/0x130 [ 257.280295] ? mark_held_locks+0x130/0x130 [ 257.284529] ? zap_class+0x640/0x640 [ 257.288240] ? zap_class+0x640/0x640 [ 257.291962] ? print_usage_bug+0xc0/0xc0 [ 257.296004] ? do_raw_spin_unlock+0xa7/0x330 [ 257.300397] ? zap_class+0x640/0x640 [ 257.304099] ? print_usage_bug+0xc0/0xc0 [ 257.308148] ? wq_watchdog_touch+0x9c/0xfe [ 257.312373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.317898] ? check_preemption_disabled+0x48/0x280 [ 257.322908] ? __lock_is_held+0xb5/0x140 [ 257.326958] __alloc_pages_nodemask+0xa80/0xde0 [ 257.331621] ? zap_class+0x640/0x640 [ 257.335329] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 257.340363] ? find_held_lock+0x36/0x1c0 [ 257.344426] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.349082] ? lock_downgrade+0x900/0x900 [ 257.353220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.358755] cache_grow_begin+0xa5/0x8c0 [ 257.362804] ? do_raw_spin_unlock+0xa7/0x330 [ 257.367206] fallback_alloc+0x204/0x2e0 [ 257.371172] ____cache_alloc_node+0x1c7/0x1e0 [ 257.375661] kmem_cache_alloc_node+0xe3/0x730 [ 257.380163] ? ipv6_get_ifaddr+0x42e/0x620 [ 257.384396] __alloc_skb+0x119/0x770 [ 257.388099] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.393366] ? netdev_alloc_frag+0x1f0/0x1f0 [ 257.397761] ? lock_downgrade+0x900/0x900 [ 257.401904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.407431] ? refcount_sub_and_test_checked+0x203/0x310 [ 257.412873] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.418313] ? addrconf_rs_timer+0x690/0x690 [ 257.422732] ndisc_alloc_skb+0x144/0x340 [ 257.426783] ndisc_send_rs+0x331/0x6e0 [ 257.430665] addrconf_rs_timer+0x314/0x690 [ 257.434888] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.439116] call_timer_fn+0x272/0x920 [ 257.442992] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.447215] ? process_timeout+0x40/0x40 [ 257.451303] ? __run_timers+0x7da/0xc70 [ 257.455275] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.459760] ? _raw_spin_unlock_irq+0x27/0x80 [ 257.464256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.468478] ? lockdep_hardirqs_on+0x296/0x5b0 [ 257.473047] ? trace_hardirqs_on+0xbd/0x310 [ 257.477351] ? kasan_check_read+0x11/0x20 [ 257.481485] ? __run_timers+0x7da/0xc70 [ 257.485445] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.490537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.494761] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.498982] __run_timers+0x7e5/0xc70 [ 257.502779] ? timer_fixup_init+0x70/0x70 [ 257.506914] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 257.511923] ? zap_class+0x640/0x640 [ 257.515630] ? enqueue_hrtimer+0x1a5/0x560 [ 257.519850] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 257.525035] ? find_held_lock+0x36/0x1c0 [ 257.529089] ? zap_class+0x640/0x640 [ 257.532796] ? pvclock_read_flags+0x160/0x160 [ 257.537280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.542803] ? check_preemption_disabled+0x48/0x280 [ 257.547810] ? __lock_is_held+0xb5/0x140 [ 257.551869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.557494] ? check_preemption_disabled+0x48/0x280 [ 257.562496] run_timer_softirq+0x52/0xb0 [ 257.566544] ? rcu_read_lock_sched_held+0x14f/0x180 [ 257.571546] __do_softirq+0x308/0xb7e [ 257.575354] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 257.579835] ? lock_downgrade+0x900/0x900 [ 257.583973] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 257.589069] ? pvclock_read_flags+0x160/0x160 [ 257.593553] ? lapic_next_event+0x5a/0x90 [ 257.597692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.603217] ? kvm_clock_read+0x18/0x30 [ 257.607302] ? kvm_sched_clock_read+0x9/0x20 [ 257.611703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.617240] ? check_preemption_disabled+0x48/0x280 [ 257.622265] irq_exit+0x17f/0x1c0 [ 257.625707] smp_apic_timer_interrupt+0x1cb/0x760 [ 257.630535] ? smp_call_function_single_interrupt+0x159/0x650 [ 257.636408] ? smp_call_function_single_interrupt+0x650/0x650 [ 257.642291] ? interrupt_entry+0xb5/0xc0 [ 257.646346] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.651353] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.656359] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.661187] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.666204] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.671217] ? task_prio+0x50/0x50 [ 257.674769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.680303] ? check_preemption_disabled+0x48/0x280 [ 257.685426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.690285] apic_timer_interrupt+0xf/0x20 [ 257.694518] [ 257.696781] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 257.702670] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 257.721558] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 257.729254] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 257.736510] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 257.743767] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 257.751028] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 257.758302] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 257.765620] ? save_stack+0xa9/0xd0 [ 257.769249] __kmalloc_node_track_caller+0x33/0x70 [ 257.774176] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 257.778920] pskb_expand_head+0x230/0x10f0 [ 257.783143] ? memcpy+0x45/0x50 [ 257.786409] ? __copy_skb_header+0x350/0x6b0 [ 257.790804] ? skb_release_data+0x880/0x880 [ 257.795112] ? __alloc_skb+0x770/0x770 [ 257.798991] ? __lock_is_held+0xb5/0x140 [ 257.803047] ? kasan_check_write+0x14/0x20 [ 257.807269] ? __skb_clone+0x6c7/0xa00 [ 257.811157] ? __copy_skb_header+0x6b0/0x6b0 [ 257.815574] ? kmem_cache_alloc+0x33a/0x730 [ 257.819895] skb_ensure_writable+0x3dd/0x640 [ 257.824307] ? skb_checksum_setup+0xaa0/0xaa0 [ 257.828790] ? check_preemption_disabled+0x48/0x280 [ 257.833798] ? __this_cpu_preempt_check+0x1c/0x20 [ 257.838630] ? __bpf_redirect+0x54b/0xb20 [ 257.842780] bpf_clone_redirect+0x14a/0x490 [ 257.847107] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 257.852111] ? __sched_text_start+0x8/0x8 [ 257.856245] ? retint_kernel+0x2d/0x2d [ 257.860128] ? find_held_lock+0x36/0x1c0 [ 257.864184] ? lock_acquire+0x1ed/0x520 [ 257.868156] ? bpf_test_run+0x3cb/0x780 [ 257.872116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.877643] ? check_preemption_disabled+0x48/0x280 [ 257.882654] ? kasan_check_read+0x11/0x20 [ 257.886803] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.892070] ? rcu_softirq_qs+0x20/0x20 [ 257.896030] ? preempt_schedule+0x4d/0x60 [ 257.900165] ? ___preempt_schedule+0x16/0x18 [ 257.904568] ? bpf_test_run+0x25d/0x780 [ 257.908556] ? netlink_diag_dump+0x2a0/0x2a0 [ 257.912956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.918482] ? bpf_test_init.isra.10+0x70/0x100 [ 257.923139] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 257.927902] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 257.932735] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 257.938258] ? fput+0x130/0x1a0 [ 257.941523] ? __bpf_prog_get+0x9b/0x290 [ 257.945573] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 257.950402] ? bpf_prog_test_run+0x130/0x1a0 [ 257.954795] ? __x64_sys_bpf+0x3d8/0x520 [ 257.958844] ? bpf_prog_get+0x20/0x20 [ 257.962644] ? do_syscall_64+0x1b9/0x820 [ 257.966689] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 257.972048] ? syscall_return_slowpath+0x5e0/0x5e0 [ 257.976964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.981797] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.986802] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 257.991804] ? prepare_exit_to_usermode+0x291/0x3b0 [ 257.996814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.001650] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.007007] warn_alloc_show_mem: 1 callbacks suppressed [ 258.007015] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 258.007017] Mem-Info: [ 258.007041] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 258.007041] active_file:9 inactive_file:21 isolated_file:0 [ 258.007041] unevictable:0 dirty:0 writeback:0 unstable:0 [ 258.007041] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 258.007041] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 258.007041] free:13789 free_pcp:199 free_cma:0 [ 258.012368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.012375] Call Trace: [ 258.019305] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.021689] [ 258.054474] Node 0 [ 258.063816] dump_stack+0x244/0x39d [ 258.066398] 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 [ 258.093597] ? dump_stack_print_info.cold.1+0x20/0x20 [ 258.095713] lowmem_reserve[]: [ 258.097947] warn_alloc.cold.117+0xb7/0x1bd [ 258.101534] 0 [ 258.127017] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.132173] 2818 [ 258.135271] ? lock_downgrade+0x900/0x900 [ 258.139554] 6321 6321 [ 258.141347] ? trace_hardirqs_off+0xb8/0x310 [ 258.148204] ? trace_hardirqs_off+0xb8/0x310 [ 258.152317] Node 0 [ 258.154798] __alloc_pages_slowpath+0x2660/0x2d70 [ 258.159199] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 258.163587] ? warn_alloc+0x120/0x120 [ 258.165768] lowmem_reserve[]: 0 [ 258.170607] ? pvclock_read_flags+0x160/0x160 [ 258.197724] 0 3503 [ 258.201508] ? warn_alloc+0x120/0x120 [ 258.204752] 3503 [ 258.209239] ? print_usage_bug+0xc0/0xc0 [ 258.215226] ? warn_alloc+0x120/0x120 [ 258.217259] Node 0 [ 258.221300] ? print_usage_bug+0xc0/0xc0 [ 258.225084] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 258.227283] ? ktime_get+0x2c1/0x400 [ 258.231305] lowmem_reserve[]: 0 [ 258.259588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.263262] 0 0 [ 258.266527] ? check_preemption_disabled+0x48/0x280 [ 258.272036] 0 [ 258.273999] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 258.278978] Node 0 [ 258.280761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.285218] DMA: 1*4kB [ 258.287441] ? should_fail+0x22d/0xd01 [ 258.292948] (U) [ 258.295527] ? kasan_check_read+0x11/0x20 [ 258.299377] 0*8kB 0*16kB [ 258.301340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.305451] 1*32kB (U) [ 258.308200] ? __lock_acquire+0x62f/0x4c20 [ 258.313267] 2*64kB (U) [ 258.315840] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.320042] 1*128kB (U) [ 258.322609] ? should_fail+0x22d/0xd01 [ 258.327675] 1*256kB (U) [ 258.330334] ? print_usage_bug+0xc0/0xc0 [ 258.334194] 0*512kB [ 258.336852] ? mark_held_locks+0x130/0x130 [ 258.340871] 1*1024kB (U) [ 258.343190] ? mark_held_locks+0x130/0x130 [ 258.347391] 1*2048kB [ 258.350146] ? check_preemption_disabled+0x48/0x280 [ 258.354346] (M) [ 258.356738] ? zap_class+0x640/0x640 [ 258.361718] 3*4096kB [ 258.363683] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.367367] (M) [ 258.369781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.374500] = 15908kB [ 258.374506] Node 0 [ 258.376466] ? check_preemption_disabled+0x48/0x280 [ 258.381966] DMA32: 3*4kB [ 258.384367] ? __lock_is_held+0xb5/0x140 [ 258.386574] (UM) [ 258.391574] __alloc_pages_nodemask+0xa80/0xde0 [ 258.394302] 283*8kB (UM) [ 258.398351] ? zap_class+0x640/0x640 [ 258.400385] 189*16kB (UM) [ 258.405042] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 258.407764] 116*32kB (M) [ 258.411469] ? find_held_lock+0x36/0x1c0 [ 258.414275] 38*64kB (M) [ 258.419283] ? ____cache_alloc_node+0x1c7/0x1e0 [ 258.422002] 10*128kB (M) [ 258.426049] ? lock_downgrade+0x900/0x900 [ 258.428687] 5*256kB [ 258.433338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.436061] (UM) [ 258.440191] cache_grow_begin+0xa5/0x8c0 [ 258.442475] 4*512kB (UM) [ 258.447992] ? do_raw_spin_unlock+0xa7/0x330 [ 258.450023] 3*1024kB [ 258.454067] fallback_alloc+0x204/0x2e0 [ 258.456786] (M) [ 258.461178] ____cache_alloc_node+0x1c7/0x1e0 [ 258.463554] 3*2048kB [ 258.467511] kmem_cache_alloc_node+0xe3/0x730 [ 258.469453] (UM) [ 258.473925] ? lockdep_hardirqs_on+0x296/0x5b0 [ 258.476299] 0*4096kB = 25268kB [ 258.480782] __alloc_skb+0x119/0x770 [ 258.482805] Node 0 Normal: [ 258.487372] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 258.490529] 191*4kB [ 258.494221] ? netdev_alloc_frag+0x1f0/0x1f0 [ 258.497119] (UME) [ 258.502465] ? vprintk_default+0x28/0x30 [ 258.504748] 562*8kB (MEH) [ 258.509139] ? vprintk_func+0x85/0x181 [ 258.511260] 243*16kB (UMEH) [ 258.515304] ? printk+0xa7/0xcf [ 258.518114] 85*32kB (UM) [ 258.521983] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 258.524965] 1*64kB (U) [ 258.528241] new_skb+0x26/0x1c0 [ 258.530958] 0*128kB 2*256kB [ 258.535710] aoecmd_cfg+0x279/0x7f0 [ 258.538258] (UH) 1*512kB [ 258.541520] ? find_held_lock+0x36/0x1c0 [ 258.544505] (U) [ 258.548109] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 258.550831] 1*1024kB (U) [ 258.554878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.556833] 0*2048kB [ 258.561144] ? __lock_is_held+0xb5/0x140 [ 258.563880] 0*4096kB = 13980kB [ 258.569430] discover_timer+0x50/0x60 [ 258.571813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 258.575850] call_timer_fn+0x272/0x920 [ 258.579011] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 258.582804] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 258.591603] 168 total pagecache pages [ 258.595473] ? process_timeout+0x40/0x40 [ 258.604017] 0 pages in swap cache [ 258.608840] ? __run_timers+0x7da/0xc70 [ 258.612605] Swap cache stats: add 0, delete 0, find 0/0 [ 258.616645] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.620086] Free swap = 0kB [ 258.624042] ? _raw_spin_unlock_irq+0x27/0x80 [ 258.629374] Total swap = 0kB [ 258.633847] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 258.636832] 1965979 pages RAM [ 258.641309] ? lockdep_hardirqs_on+0x296/0x5b0 [ 258.644303] 0 pages HighMem/MovableOnly [ 258.649127] ? trace_hardirqs_on+0xbd/0x310 [ 258.652200] 342867 pages reserved [ 258.652206] 0 pages cma reserved [ 258.656766] ? kasan_check_read+0x11/0x20 [ 258.660757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.665010] ? __run_timers+0x7da/0xc70 [ 258.668472] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.671775] ? trace_hardirqs_off_caller+0x310/0x310 [ 258.675898] syz-executor0 cpuset= [ 258.682481] ? __queue_work+0x1440/0x1440 [ 258.686424] syz0 [ 258.696892] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 258.701959] mems_allowed=0 [ 258.705395] __run_timers+0x7e5/0xc70 [ 258.722993] ? timer_fixup_init+0x70/0x70 [ 258.727139] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 258.732157] ? zap_class+0x640/0x640 [ 258.735863] ? enqueue_hrtimer+0x1a5/0x560 [ 258.740085] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 258.745266] ? find_held_lock+0x36/0x1c0 [ 258.749322] ? pvclock_read_flags+0x160/0x160 [ 258.753813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.759334] ? check_preemption_disabled+0x48/0x280 [ 258.764348] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 258.769877] ? rcu_pm_notify+0xc0/0xc0 [ 258.773760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.779286] ? check_preemption_disabled+0x48/0x280 [ 258.784293] run_timer_softirq+0x52/0xb0 [ 258.788339] ? rcu_read_lock_sched_held+0x14f/0x180 [ 258.793347] __do_softirq+0x308/0xb7e [ 258.797146] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 258.801638] ? lock_downgrade+0x900/0x900 [ 258.805774] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 258.810871] ? pvclock_read_flags+0x160/0x160 [ 258.815354] ? lapic_next_event+0x5a/0x90 [ 258.819487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.825010] ? kvm_clock_read+0x18/0x30 [ 258.829059] ? kvm_sched_clock_read+0x9/0x20 [ 258.833457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.838983] ? check_preemption_disabled+0x48/0x280 [ 258.844010] irq_exit+0x17f/0x1c0 [ 258.847454] smp_apic_timer_interrupt+0x1cb/0x760 [ 258.852284] ? smp_reschedule_interrupt+0x109/0x650 [ 258.857285] ? smp_call_function_single_interrupt+0x650/0x650 [ 258.863159] ? interrupt_entry+0xb5/0xc0 [ 258.867208] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.872214] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.877219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.882055] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.887056] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.892070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.896915] apic_timer_interrupt+0xf/0x20 [ 258.901148] [ 258.903377] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 258.908557] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 258.927458] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 258.935174] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 258.942436] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 258.949692] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 258.956949] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 258.964207] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 258.971489] do_exit+0x11f8/0x26d0 [ 258.975020] ? run_rebalance_domains+0x500/0x500 [ 258.979777] ? mm_update_next_owner+0x990/0x990 [ 258.984441] ? print_usage_bug+0xc0/0xc0 [ 258.988497] ? print_usage_bug+0xc0/0xc0 [ 258.992556] ? __lock_acquire+0x62f/0x4c20 [ 258.996797] ? finish_task_switch+0x1f4/0x910 [ 259.001288] ? __lock_acquire+0x62f/0x4c20 [ 259.005511] ? mark_held_locks+0x130/0x130 [ 259.009738] ? __lock_acquire+0x62f/0x4c20 [ 259.013962] ? kasan_check_read+0x11/0x20 [ 259.018104] ? finish_task_switch+0x1f4/0x910 [ 259.022601] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.027703] ? compat_start_thread+0x80/0x80 [ 259.032395] ? mark_held_locks+0x130/0x130 [ 259.036638] ? mark_held_locks+0x130/0x130 [ 259.040865] ? finish_task_switch+0x1f4/0x910 [ 259.045347] ? finish_task_switch+0x1b4/0x910 [ 259.049831] ? __switch_to_asm+0x34/0x70 [ 259.053887] ? preempt_notifier_register+0x200/0x200 [ 259.058985] ? __switch_to_asm+0x34/0x70 [ 259.063032] ? __switch_to_asm+0x34/0x70 [ 259.067097] ? __switch_to_asm+0x34/0x70 [ 259.071155] ? __switch_to_asm+0x40/0x70 [ 259.075207] ? __switch_to_asm+0x34/0x70 [ 259.079264] ? __switch_to_asm+0x40/0x70 [ 259.083312] ? __switch_to_asm+0x34/0x70 [ 259.087385] ? __switch_to_asm+0x34/0x70 [ 259.091437] ? __switch_to_asm+0x34/0x70 [ 259.095492] ? __switch_to_asm+0x40/0x70 [ 259.099546] ? __switch_to_asm+0x34/0x70 [ 259.103598] ? __switch_to_asm+0x40/0x70 [ 259.107655] ? zap_class+0x640/0x640 [ 259.111362] ? __schedule+0x8d7/0x21d0 [ 259.115251] ? print_usage_bug+0xc0/0xc0 [ 259.119311] ? wait_consider_task+0x245/0x3bb0 [ 259.123888] ? zap_class+0x640/0x640 [ 259.127593] ? find_held_lock+0x36/0x1c0 [ 259.131652] ? memset+0x31/0x40 [ 259.134942] ? find_held_lock+0x36/0x1c0 [ 259.139003] ? get_signal+0x95b/0x1980 [ 259.142881] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.147366] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.151859] do_group_exit+0x177/0x440 [ 259.155740] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.160836] ? __ia32_sys_exit+0x50/0x50 [ 259.164894] get_signal+0x8b0/0x1980 [ 259.168613] ? ptrace_notify+0x130/0x130 [ 259.172661] ? zap_class+0x640/0x640 [ 259.176368] ? zap_class+0x640/0x640 [ 259.180071] ? zap_class+0x640/0x640 [ 259.183785] ? put_pid.part.2+0x1c5/0x240 [ 259.187933] ? find_held_lock+0x36/0x1c0 [ 259.191994] do_signal+0x9c/0x21c0 [ 259.195529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.201575] ? kernel_wait4+0x2e0/0x3f0 [ 259.205562] ? __ia32_sys_waitid+0x140/0x140 [ 259.209960] ? setup_sigcontext+0x7d0/0x7d0 [ 259.214270] ? task_stopped_code+0x190/0x190 [ 259.218672] ? exit_to_usermode_loop+0x8c/0x380 [ 259.223334] ? exit_to_usermode_loop+0x8c/0x380 [ 259.227991] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 259.232562] ? trace_hardirqs_on+0xbd/0x310 [ 259.236875] ? __do_sys_wait4+0xaf/0x150 [ 259.240924] ? do_syscall_64+0x6be/0x820 [ 259.244981] ? do_syscall_64+0x9a/0x820 [ 259.248945] ? do_syscall_64+0x9a/0x820 [ 259.252934] exit_to_usermode_loop+0x2e5/0x380 [ 259.257516] ? __bpf_trace_sys_exit+0x30/0x30 [ 259.262021] do_syscall_64+0x6be/0x820 [ 259.265899] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 259.271254] ? syscall_return_slowpath+0x5e0/0x5e0 [ 259.276176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.281011] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.286014] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 259.291029] ? prepare_exit_to_usermode+0x291/0x3b0 [ 259.296053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.300891] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.306067] RIP: 0033:0x41124a [ 259.309267] Code: Bad RIP value. [ 259.312620] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 259.320319] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 259.327580] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 259.334842] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 259.342100] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 259.349353] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 259.356628] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 259.356672] aoe: skb alloc failure [ 259.363559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.363564] Call Trace: [ 259.363570] [ 259.363583] dump_stack+0x244/0x39d [ 259.363602] ? dump_stack_print_info.cold.1+0x20/0x20 [ 259.367131] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 259.376450] warn_alloc.cold.117+0xb7/0x1bd [ 259.378996] syz-executor1 cpuset= [ 259.381131] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 259.384723] / [ 259.389892] ? lock_downgrade+0x900/0x900 [ 259.400345] mems_allowed=0 [ 259.404647] ? trace_hardirqs_off+0xb8/0x310 [ 259.426023] ? trace_hardirqs_off+0xb8/0x310 [ 259.430422] __alloc_pages_slowpath+0x2660/0x2d70 [ 259.435272] ? warn_alloc+0x120/0x120 [ 259.439061] ? warn_alloc+0x120/0x120 [ 259.442871] ? print_usage_bug+0xc0/0xc0 [ 259.446929] ? warn_alloc+0x120/0x120 [ 259.450718] ? print_usage_bug+0xc0/0xc0 [ 259.454773] ? __lock_acquire+0x62f/0x4c20 [ 259.458999] ? __lock_acquire+0x62f/0x4c20 [ 259.463231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.468754] ? should_fail+0x22d/0xd01 [ 259.472634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.477723] ? __lock_acquire+0x62f/0x4c20 [ 259.481954] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.487044] ? __lock_acquire+0x62f/0x4c20 [ 259.491271] ? should_fail+0x22d/0xd01 [ 259.495148] ? find_held_lock+0x36/0x1c0 [ 259.499208] ? mark_held_locks+0x130/0x130 [ 259.503434] ? mark_held_locks+0x130/0x130 [ 259.507654] ? zap_class+0x640/0x640 [ 259.511357] ? zap_class+0x640/0x640 [ 259.515064] ? print_usage_bug+0xc0/0xc0 [ 259.519138] ? do_raw_spin_unlock+0xa7/0x330 [ 259.523554] ? zap_class+0x640/0x640 [ 259.527255] ? print_usage_bug+0xc0/0xc0 [ 259.531304] ? wq_watchdog_touch+0x9c/0xfe [ 259.535535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.541081] ? check_preemption_disabled+0x48/0x280 [ 259.546098] ? __lock_is_held+0xb5/0x140 [ 259.550170] __alloc_pages_nodemask+0xa80/0xde0 [ 259.554824] ? zap_class+0x640/0x640 [ 259.558529] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 259.563580] ? find_held_lock+0x36/0x1c0 [ 259.567637] ? ____cache_alloc_node+0x1c7/0x1e0 [ 259.572295] ? lock_downgrade+0x900/0x900 [ 259.576437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.581966] cache_grow_begin+0xa5/0x8c0 [ 259.586025] ? do_raw_spin_unlock+0xa7/0x330 [ 259.590428] fallback_alloc+0x204/0x2e0 [ 259.594397] ____cache_alloc_node+0x1c7/0x1e0 [ 259.598898] kmem_cache_alloc_node+0xe3/0x730 [ 259.603383] ? ipv6_get_ifaddr+0x42e/0x620 [ 259.607615] __alloc_skb+0x119/0x770 [ 259.611322] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 259.616594] ? netdev_alloc_frag+0x1f0/0x1f0 [ 259.621018] ? lock_downgrade+0x900/0x900 [ 259.625159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.630685] ? refcount_sub_and_test_checked+0x203/0x310 [ 259.636142] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 259.641578] ? addrconf_rs_timer+0x690/0x690 [ 259.645984] ndisc_alloc_skb+0x144/0x340 [ 259.650034] ndisc_send_rs+0x331/0x6e0 [ 259.653916] addrconf_rs_timer+0x314/0x690 [ 259.658141] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.662372] call_timer_fn+0x272/0x920 [ 259.666245] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.670468] ? process_timeout+0x40/0x40 [ 259.674523] ? __run_timers+0x7da/0xc70 [ 259.678482] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.682963] ? _raw_spin_unlock_irq+0x27/0x80 [ 259.687441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.691662] ? lockdep_hardirqs_on+0x296/0x5b0 [ 259.696229] ? trace_hardirqs_on+0xbd/0x310 [ 259.700533] ? kasan_check_read+0x11/0x20 [ 259.704664] ? __run_timers+0x7da/0xc70 [ 259.708625] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.713735] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.717958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 259.722180] __run_timers+0x7e5/0xc70 [ 259.725975] ? timer_fixup_init+0x70/0x70 [ 259.730114] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 259.735120] ? zap_class+0x640/0x640 [ 259.738823] ? enqueue_hrtimer+0x1a5/0x560 [ 259.743042] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 259.748233] ? find_held_lock+0x36/0x1c0 [ 259.752302] ? zap_class+0x640/0x640 [ 259.756007] ? pvclock_read_flags+0x160/0x160 [ 259.760500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.766032] ? check_preemption_disabled+0x48/0x280 [ 259.771060] ? __lock_is_held+0xb5/0x140 [ 259.775111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.780649] ? check_preemption_disabled+0x48/0x280 [ 259.785654] run_timer_softirq+0x52/0xb0 [ 259.789700] ? rcu_read_lock_sched_held+0x14f/0x180 [ 259.794718] __do_softirq+0x308/0xb7e [ 259.798505] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 259.802981] ? lock_downgrade+0x900/0x900 [ 259.807118] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 259.812213] ? pvclock_read_flags+0x160/0x160 [ 259.816698] ? lapic_next_event+0x5a/0x90 [ 259.820833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.826361] ? kvm_clock_read+0x18/0x30 [ 259.830323] ? kvm_sched_clock_read+0x9/0x20 [ 259.834726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.840248] ? check_preemption_disabled+0x48/0x280 [ 259.845261] irq_exit+0x17f/0x1c0 [ 259.848702] smp_apic_timer_interrupt+0x1cb/0x760 [ 259.853530] ? smp_call_function_single_interrupt+0x159/0x650 [ 259.859400] ? smp_call_function_single_interrupt+0x650/0x650 [ 259.865274] ? interrupt_entry+0xb5/0xc0 [ 259.869324] ? trace_hardirqs_off_caller+0xbb/0x310 [ 259.874328] ? trace_hardirqs_off_caller+0xbb/0x310 [ 259.879330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.884161] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.889183] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.894186] ? task_prio+0x50/0x50 [ 259.897714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.903239] ? check_preemption_disabled+0x48/0x280 [ 259.908246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.913082] apic_timer_interrupt+0xf/0x20 [ 259.917298] [ 259.919524] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 259.925393] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 259.944277] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 259.951991] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 259.959249] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 259.966509] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 259.973765] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 259.981022] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 259.988308] ? save_stack+0xa9/0xd0 [ 259.991943] __kmalloc_node_track_caller+0x33/0x70 [ 259.996865] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 260.001611] pskb_expand_head+0x230/0x10f0 [ 260.005838] ? memcpy+0x45/0x50 [ 260.009111] ? __copy_skb_header+0x350/0x6b0 [ 260.013510] ? skb_release_data+0x880/0x880 [ 260.017821] ? __alloc_skb+0x770/0x770 [ 260.021703] ? __lock_is_held+0xb5/0x140 [ 260.025756] ? kasan_check_write+0x14/0x20 [ 260.029980] ? __skb_clone+0x6c7/0xa00 [ 260.034284] ? __copy_skb_header+0x6b0/0x6b0 [ 260.038680] ? kmem_cache_alloc+0x33a/0x730 [ 260.042999] skb_ensure_writable+0x3dd/0x640 [ 260.047499] ? skb_checksum_setup+0xaa0/0xaa0 [ 260.051984] ? check_preemption_disabled+0x48/0x280 [ 260.056993] ? __this_cpu_preempt_check+0x1c/0x20 [ 260.061832] ? __bpf_redirect+0x54b/0xb20 [ 260.065973] bpf_clone_redirect+0x14a/0x490 [ 260.070291] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 260.075297] ? __sched_text_start+0x8/0x8 [ 260.079438] ? retint_kernel+0x2d/0x2d [ 260.083323] ? find_held_lock+0x36/0x1c0 [ 260.087380] ? lock_acquire+0x1ed/0x520 [ 260.091343] ? bpf_test_run+0x3cb/0x780 [ 260.095319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.100847] ? check_preemption_disabled+0x48/0x280 [ 260.105858] ? kasan_check_read+0x11/0x20 [ 260.109994] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 260.115270] ? rcu_softirq_qs+0x20/0x20 [ 260.119234] ? preempt_schedule+0x4d/0x60 [ 260.123376] ? ___preempt_schedule+0x16/0x18 [ 260.127781] ? bpf_test_run+0x25d/0x780 [ 260.131756] ? netlink_diag_dump+0x2a0/0x2a0 [ 260.136161] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.141689] ? bpf_test_init.isra.10+0x70/0x100 [ 260.146354] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 260.151106] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 260.155935] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 260.161459] ? fput+0x130/0x1a0 [ 260.164728] ? __bpf_prog_get+0x9b/0x290 [ 260.168798] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 260.173627] ? bpf_prog_test_run+0x130/0x1a0 [ 260.178040] ? __x64_sys_bpf+0x3d8/0x520 [ 260.182102] ? bpf_prog_get+0x20/0x20 [ 260.185905] ? do_syscall_64+0x1b9/0x820 [ 260.189960] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 260.195315] ? syscall_return_slowpath+0x5e0/0x5e0 [ 260.200237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.205069] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.210077] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 260.215083] ? prepare_exit_to_usermode+0x291/0x3b0 [ 260.220097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.224934] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.230301] warn_alloc_show_mem: 1 callbacks suppressed [ 260.230310] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 260.230311] Mem-Info: [ 260.230341] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 260.230341] active_file:9 inactive_file:21 isolated_file:0 [ 260.230341] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.230341] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 260.230341] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 260.230341] free:13789 free_pcp:199 free_cma:0 [ 260.235661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.235667] Call Trace: [ 260.242687] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 260.245074] [ 260.277838] Node 0 [ 260.287180] dump_stack+0x244/0x39d [ 260.289752] 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 [ 260.316948] ? dump_stack_print_info.cold.1+0x20/0x20 [ 260.319063] lowmem_reserve[]: [ 260.321289] warn_alloc.cold.117+0xb7/0x1bd [ 260.324880] 0 [ 260.350361] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 260.355517] 2818 [ 260.358604] ? lock_downgrade+0x900/0x900 [ 260.362888] 6321 [ 260.364672] ? trace_hardirqs_off+0xb8/0x310 [ 260.369471] 6321 [ 260.371527] ? trace_hardirqs_off+0xb8/0x310 [ 260.375640] Node 0 [ 260.377688] __alloc_pages_slowpath+0x2660/0x2d70 [ 260.382079] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 260.384122] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 260.388476] lowmem_reserve[]: 0 [ 260.390720] ? warn_alloc+0x120/0x120 [ 260.395525] 0 [ 260.422652] ? __lock_acquire+0x62f/0x4c20 [ 260.428408] 3503 3503 [ 260.431674] ? __lock_acquire+0x62f/0x4c20 [ 260.437233] ? warn_alloc+0x120/0x120 [ 260.441433] Node 0 [ 260.443915] ? print_usage_bug+0xc0/0xc0 [ 260.448137] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 260.451895] ? warn_alloc+0x120/0x120 [ 260.454095] lowmem_reserve[]: 0 [ 260.458139] ? print_usage_bug+0xc0/0xc0 [ 260.486375] 0 0 [ 260.490161] ? mark_held_locks+0x130/0x130 [ 260.493404] 0 [ 260.497445] ? mark_held_locks+0x130/0x130 [ 260.499388] Node 0 [ 260.503602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.505369] DMA: 1*4kB [ 260.509587] ? should_fail+0x22d/0xd01 [ 260.511810] (U) [ 260.517322] ? zap_class+0x640/0x640 [ 260.517336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.519890] 0*8kB [ 260.523757] ? __lock_acquire+0x62f/0x4c20 [ 260.525694] 0*16kB 1*32kB [ 260.529392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.534453] (U) 2*64kB [ 260.536592] ? should_fail+0x22d/0xd01 [ 260.540794] (U) [ 260.543627] ? mark_held_locks+0x130/0x130 [ 260.548686] 1*128kB (U) [ 260.551260] ? mark_held_locks+0x130/0x130 [ 260.555109] 1*256kB (U) [ 260.557100] ? lock_downgrade+0x900/0x900 [ 260.561299] 0*512kB [ 260.563948] ? zap_class+0x640/0x640 [ 260.568146] 1*1024kB (U) [ 260.570801] ? zap_class+0x640/0x640 [ 260.574910] 1*2048kB (M) [ 260.577220] ? zap_class+0x640/0x640 [ 260.580897] 3*4096kB (M) [ 260.583639] ? do_raw_spin_unlock+0xa7/0x330 [ 260.587318] = 15908kB [ 260.587325] Node 0 [ 260.590156] ? trace_hardirqs_on+0x310/0x310 [ 260.593836] DMA32: 3*4kB [ 260.596600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.600971] (UM) [ 260.603367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.605570] 283*8kB [ 260.609981] ? check_preemption_disabled+0x48/0x280 [ 260.612720] (UM) [ 260.618244] ? __lock_is_held+0xb5/0x140 [ 260.620272] 189*16kB [ 260.625789] __alloc_pages_nodemask+0xa80/0xde0 [ 260.628089] (UM) [ 260.633104] ? zap_class+0x640/0x640 [ 260.635140] 116*32kB [ 260.639185] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 260.641561] (M) [ 260.646218] ? find_held_lock+0x36/0x1c0 [ 260.648242] 38*64kB (M) [ 260.651963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 260.654341] 10*128kB (M) [ 260.659341] ? lock_downgrade+0x900/0x900 [ 260.661284] 5*256kB (UM) [ 260.665333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.667975] 4*512kB [ 260.672623] cache_grow_begin+0xa5/0x8c0 [ 260.675343] (UM) [ 260.679465] ? do_raw_spin_unlock+0xa7/0x330 [ 260.682198] 3*1024kB (M) [ 260.687720] fallback_alloc+0x204/0x2e0 [ 260.690009] 3*2048kB [ 260.694052] ____cache_alloc_node+0x1c7/0x1e0 [ 260.696075] (UM) 0*4096kB [ 260.700472] kmem_cache_alloc_node+0xe3/0x730 [ 260.703194] = 25268kB [ 260.703200] Node 0 [ 260.707152] ? lockdep_hardirqs_on+0x296/0x5b0 [ 260.709527] Normal: [ 260.714005] __alloc_skb+0x119/0x770 [ 260.716814] 191*4kB [ 260.721289] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 260.723666] (UME) [ 260.725886] ? netdev_alloc_frag+0x1f0/0x1f0 [ 260.730435] 562*8kB [ 260.732743] ? vprintk_default+0x28/0x30 [ 260.736418] (MEH) [ 260.738724] ? vprintk_func+0x85/0x181 [ 260.744051] 243*16kB (UMEH) [ 260.746201] ? printk+0xa7/0xcf [ 260.750571] 85*32kB (UM) [ 260.752877] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 260.756900] 1*64kB (U) [ 260.759042] new_skb+0x26/0x1c0 [ 260.762888] 0*128kB 2*256kB [ 260.765895] aoecmd_cfg+0x279/0x7f0 [ 260.769139] (UH) 1*512kB [ 260.771883] ? find_held_lock+0x36/0x1c0 [ 260.776601] (U) [ 260.779164] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 260.782411] 1*1024kB [ 260.785425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.789018] (U) [ 260.791762] ? __lock_is_held+0xb5/0x140 [ 260.795781] 0*2048kB 0*4096kB [ 260.797747] discover_timer+0x50/0x60 [ 260.802030] = 13980kB [ 260.804422] call_timer_fn+0x272/0x920 [ 260.809950] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 260.811905] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 260.815934] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 260.819102] ? process_timeout+0x40/0x40 [ 260.822869] 168 total pagecache pages [ 260.825262] ? __run_timers+0x7da/0xc70 [ 260.829122] 0 pages in swap cache [ 260.837934] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.842747] Swap cache stats: add 0, delete 0, find 0/0 [ 260.851298] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.855327] Free swap = 0kB [ 260.859107] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 260.863044] Total swap = 0kB [ 260.866497] ? lockdep_hardirqs_on+0x296/0x5b0 [ 260.870966] 1965979 pages RAM [ 260.876305] ? trace_hardirqs_on+0xbd/0x310 [ 260.880762] 0 pages HighMem/MovableOnly [ 260.880769] 342867 pages reserved [ 260.883768] ? kasan_check_read+0x11/0x20 [ 260.888572] 0 pages cma reserved [ 260.891570] ? __run_timers+0x7da/0xc70 [ 260.896165] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 260.899200] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.899214] ? __queue_work+0x1440/0x1440 [ 260.899231] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 260.903559] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 260.907479] __run_timers+0x7e5/0xc70 [ 260.910900] syz-executor0 cpuset= [ 260.915035] ? timer_fixup_init+0x70/0x70 [ 260.918361] syz0 [ 260.922316] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 260.928773] mems_allowed=0 [ 260.933862] ? zap_class+0x640/0x640 [ 260.978175] ? enqueue_hrtimer+0x1a5/0x560 [ 260.982396] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 260.987577] ? find_held_lock+0x36/0x1c0 [ 260.991635] ? pvclock_read_flags+0x160/0x160 [ 260.996118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.001658] ? check_preemption_disabled+0x48/0x280 [ 261.006667] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 261.012190] ? rcu_pm_notify+0xc0/0xc0 [ 261.016096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.021618] ? check_preemption_disabled+0x48/0x280 [ 261.026621] run_timer_softirq+0x52/0xb0 [ 261.030790] ? rcu_read_lock_sched_held+0x14f/0x180 [ 261.035793] __do_softirq+0x308/0xb7e [ 261.039587] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 261.044067] ? lock_downgrade+0x900/0x900 [ 261.048204] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 261.053305] ? pvclock_read_flags+0x160/0x160 [ 261.057802] ? lapic_next_event+0x5a/0x90 [ 261.061943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.067475] ? kvm_clock_read+0x18/0x30 [ 261.071435] ? kvm_sched_clock_read+0x9/0x20 [ 261.075832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.081429] ? check_preemption_disabled+0x48/0x280 [ 261.086447] irq_exit+0x17f/0x1c0 [ 261.089887] smp_apic_timer_interrupt+0x1cb/0x760 [ 261.094715] ? smp_reschedule_interrupt+0x109/0x650 [ 261.099717] ? smp_call_function_single_interrupt+0x650/0x650 [ 261.105588] ? interrupt_entry+0xb5/0xc0 [ 261.109643] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.114647] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.119654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.124489] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.129666] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.134680] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.139520] apic_timer_interrupt+0xf/0x20 [ 261.143735] [ 261.145962] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 261.151145] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 261.170221] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 261.177918] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 261.185182] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 261.192444] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 261.200186] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 261.207462] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 261.214751] do_exit+0x11f8/0x26d0 [ 261.218292] ? run_rebalance_domains+0x500/0x500 [ 261.223039] ? mm_update_next_owner+0x990/0x990 [ 261.227693] ? print_usage_bug+0xc0/0xc0 [ 261.231738] ? print_usage_bug+0xc0/0xc0 [ 261.235788] ? __lock_acquire+0x62f/0x4c20 [ 261.240026] ? finish_task_switch+0x1f4/0x910 [ 261.244518] ? __lock_acquire+0x62f/0x4c20 [ 261.248740] ? mark_held_locks+0x130/0x130 [ 261.252963] ? __lock_acquire+0x62f/0x4c20 [ 261.257185] ? kasan_check_read+0x11/0x20 [ 261.261319] ? finish_task_switch+0x1f4/0x910 [ 261.265801] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.270896] ? compat_start_thread+0x80/0x80 [ 261.275308] ? mark_held_locks+0x130/0x130 [ 261.279538] ? mark_held_locks+0x130/0x130 [ 261.283760] ? finish_task_switch+0x1f4/0x910 [ 261.288243] ? finish_task_switch+0x1b4/0x910 [ 261.292724] ? __switch_to_asm+0x34/0x70 [ 261.296865] ? preempt_notifier_register+0x200/0x200 [ 261.301960] ? __switch_to_asm+0x34/0x70 [ 261.306012] ? __switch_to_asm+0x34/0x70 [ 261.310061] ? __switch_to_asm+0x34/0x70 [ 261.314107] ? __switch_to_asm+0x40/0x70 [ 261.318152] ? __switch_to_asm+0x34/0x70 [ 261.322202] ? __switch_to_asm+0x40/0x70 [ 261.326254] ? __switch_to_asm+0x34/0x70 [ 261.330310] ? __switch_to_asm+0x34/0x70 [ 261.334360] ? __switch_to_asm+0x34/0x70 [ 261.338405] ? __switch_to_asm+0x40/0x70 [ 261.342455] ? __switch_to_asm+0x34/0x70 [ 261.346503] ? __switch_to_asm+0x40/0x70 [ 261.350553] ? zap_class+0x640/0x640 [ 261.354253] ? __schedule+0x8d7/0x21d0 [ 261.358139] ? print_usage_bug+0xc0/0xc0 [ 261.362192] ? wait_consider_task+0x245/0x3bb0 [ 261.366759] ? zap_class+0x640/0x640 [ 261.370465] ? find_held_lock+0x36/0x1c0 [ 261.374521] ? memset+0x31/0x40 [ 261.377794] ? find_held_lock+0x36/0x1c0 [ 261.381873] ? get_signal+0x95b/0x1980 [ 261.385750] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.390235] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.394739] do_group_exit+0x177/0x440 [ 261.398620] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.403716] ? __ia32_sys_exit+0x50/0x50 [ 261.407779] get_signal+0x8b0/0x1980 [ 261.411491] ? ptrace_notify+0x130/0x130 [ 261.415542] ? zap_class+0x640/0x640 [ 261.419250] ? zap_class+0x640/0x640 [ 261.422953] ? zap_class+0x640/0x640 [ 261.426655] ? put_pid.part.2+0x1c5/0x240 [ 261.430815] ? find_held_lock+0x36/0x1c0 [ 261.434872] do_signal+0x9c/0x21c0 [ 261.438418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.443949] ? kernel_wait4+0x2e0/0x3f0 [ 261.447920] ? __ia32_sys_waitid+0x140/0x140 [ 261.452315] ? setup_sigcontext+0x7d0/0x7d0 [ 261.456628] ? task_stopped_code+0x190/0x190 [ 261.461117] ? exit_to_usermode_loop+0x8c/0x380 [ 261.465777] ? exit_to_usermode_loop+0x8c/0x380 [ 261.470434] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 261.475007] ? trace_hardirqs_on+0xbd/0x310 [ 261.479320] ? __do_sys_wait4+0xaf/0x150 [ 261.483374] ? do_syscall_64+0x6be/0x820 [ 261.487433] ? do_syscall_64+0x9a/0x820 [ 261.491395] ? do_syscall_64+0x9a/0x820 [ 261.495370] exit_to_usermode_loop+0x2e5/0x380 [ 261.499945] ? __bpf_trace_sys_exit+0x30/0x30 [ 261.504442] do_syscall_64+0x6be/0x820 [ 261.508332] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 261.513691] ? syscall_return_slowpath+0x5e0/0x5e0 [ 261.518608] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.523443] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.528452] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 261.533457] ? prepare_exit_to_usermode+0x291/0x3b0 [ 261.538470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.543308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.548486] RIP: 0033:0x41124a [ 261.551693] Code: Bad RIP value. [ 261.555047] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 261.562744] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 261.570002] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 261.577264] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 261.584520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 261.591907] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 261.599191] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 261.599240] aoe: skb alloc failure [ 261.606109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.606116] Call Trace: [ 261.609674] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.618965] [ 261.621526] syz-executor1 cpuset= [ 261.631996] dump_stack+0x244/0x39d [ 261.634119] / [ 261.637574] ? dump_stack_print_info.cold.1+0x20/0x20 [ 261.641170] mems_allowed=0 [ 261.642882] warn_alloc.cold.117+0xb7/0x1bd [ 261.655269] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 261.660101] ? lock_downgrade+0x900/0x900 [ 261.664248] ? trace_hardirqs_off+0xb8/0x310 [ 261.668656] ? trace_hardirqs_off+0xb8/0x310 [ 261.673059] __alloc_pages_slowpath+0x2660/0x2d70 [ 261.677924] ? warn_alloc+0x120/0x120 [ 261.681717] ? warn_alloc+0x120/0x120 [ 261.685509] ? print_usage_bug+0xc0/0xc0 [ 261.689569] ? warn_alloc+0x120/0x120 [ 261.693360] ? print_usage_bug+0xc0/0xc0 [ 261.697422] ? __lock_acquire+0x62f/0x4c20 [ 261.701647] ? __lock_acquire+0x62f/0x4c20 [ 261.705877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.711416] ? should_fail+0x22d/0xd01 [ 261.715294] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.720386] ? __lock_acquire+0x62f/0x4c20 [ 261.724612] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.729701] ? __lock_acquire+0x62f/0x4c20 [ 261.733923] ? should_fail+0x22d/0xd01 [ 261.737796] ? find_held_lock+0x36/0x1c0 [ 261.741859] ? mark_held_locks+0x130/0x130 [ 261.746096] ? mark_held_locks+0x130/0x130 [ 261.750318] ? zap_class+0x640/0x640 [ 261.754027] ? zap_class+0x640/0x640 [ 261.757733] ? print_usage_bug+0xc0/0xc0 [ 261.761780] ? do_raw_spin_unlock+0xa7/0x330 [ 261.766174] ? zap_class+0x640/0x640 [ 261.769873] ? print_usage_bug+0xc0/0xc0 [ 261.773936] ? wq_watchdog_touch+0x9c/0xfe [ 261.778161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.783687] ? check_preemption_disabled+0x48/0x280 [ 261.788708] ? __lock_is_held+0xb5/0x140 [ 261.792764] __alloc_pages_nodemask+0xa80/0xde0 [ 261.797422] ? zap_class+0x640/0x640 [ 261.801131] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 261.806146] ? find_held_lock+0x36/0x1c0 [ 261.810204] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.814863] ? lock_downgrade+0x900/0x900 [ 261.819016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.824547] cache_grow_begin+0xa5/0x8c0 [ 261.828599] ? do_raw_spin_unlock+0xa7/0x330 [ 261.833000] fallback_alloc+0x204/0x2e0 [ 261.836983] ____cache_alloc_node+0x1c7/0x1e0 [ 261.841470] kmem_cache_alloc_node+0xe3/0x730 [ 261.845962] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.850190] __alloc_skb+0x119/0x770 [ 261.853906] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 261.859182] ? netdev_alloc_frag+0x1f0/0x1f0 [ 261.863588] ? lock_downgrade+0x900/0x900 [ 261.867731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.873256] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.878698] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.884136] ? addrconf_rs_timer+0x690/0x690 [ 261.888539] ndisc_alloc_skb+0x144/0x340 [ 261.892594] ndisc_send_rs+0x331/0x6e0 [ 261.896474] addrconf_rs_timer+0x314/0x690 [ 261.900700] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.904947] call_timer_fn+0x272/0x920 [ 261.908830] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.913054] ? process_timeout+0x40/0x40 [ 261.917112] ? __run_timers+0x7da/0xc70 [ 261.921080] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.925566] ? _raw_spin_unlock_irq+0x27/0x80 [ 261.930053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.934292] ? lockdep_hardirqs_on+0x296/0x5b0 [ 261.938876] ? trace_hardirqs_on+0xbd/0x310 [ 261.943190] ? kasan_check_read+0x11/0x20 [ 261.947328] ? __run_timers+0x7da/0xc70 [ 261.951291] ? trace_hardirqs_off_caller+0x310/0x310 [ 261.956396] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.960620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.964846] __run_timers+0x7e5/0xc70 [ 261.968657] ? timer_fixup_init+0x70/0x70 [ 261.972799] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 261.977806] ? zap_class+0x640/0x640 [ 261.981524] ? enqueue_hrtimer+0x1a5/0x560 [ 261.985765] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 261.990959] ? find_held_lock+0x36/0x1c0 [ 261.995012] ? zap_class+0x640/0x640 [ 261.998714] ? pvclock_read_flags+0x160/0x160 [ 262.003217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.008755] ? check_preemption_disabled+0x48/0x280 [ 262.013766] ? __lock_is_held+0xb5/0x140 [ 262.017813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.023337] ? check_preemption_disabled+0x48/0x280 [ 262.028353] run_timer_softirq+0x52/0xb0 [ 262.032401] ? rcu_read_lock_sched_held+0x14f/0x180 [ 262.037402] __do_softirq+0x308/0xb7e [ 262.041192] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 262.045687] ? lock_downgrade+0x900/0x900 [ 262.049823] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 262.054925] ? pvclock_read_flags+0x160/0x160 [ 262.059442] ? lapic_next_event+0x5a/0x90 [ 262.063584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.069115] ? kvm_clock_read+0x18/0x30 [ 262.073255] ? kvm_sched_clock_read+0x9/0x20 [ 262.077659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.083181] ? check_preemption_disabled+0x48/0x280 [ 262.088189] irq_exit+0x17f/0x1c0 [ 262.091628] smp_apic_timer_interrupt+0x1cb/0x760 [ 262.096455] ? smp_call_function_single_interrupt+0x159/0x650 [ 262.102329] ? smp_call_function_single_interrupt+0x650/0x650 [ 262.108202] ? interrupt_entry+0xb5/0xc0 [ 262.112252] ? trace_hardirqs_off_caller+0xbb/0x310 [ 262.117256] ? trace_hardirqs_off_caller+0xbb/0x310 [ 262.122264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.127099] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.132109] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.137116] ? task_prio+0x50/0x50 [ 262.140643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.146166] ? check_preemption_disabled+0x48/0x280 [ 262.151172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.156018] apic_timer_interrupt+0xf/0x20 [ 262.160252] [ 262.162491] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 262.168361] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 262.187250] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 262.194952] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 262.202206] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 262.209460] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 262.216723] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 262.223977] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 262.231247] ? save_stack+0xa9/0xd0 [ 262.234878] __kmalloc_node_track_caller+0x33/0x70 [ 262.239794] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 262.244558] pskb_expand_head+0x230/0x10f0 [ 262.248782] ? memcpy+0x45/0x50 [ 262.252061] ? __copy_skb_header+0x350/0x6b0 [ 262.256456] ? skb_release_data+0x880/0x880 [ 262.260762] ? __alloc_skb+0x770/0x770 [ 262.264642] ? __lock_is_held+0xb5/0x140 [ 262.268695] ? kasan_check_write+0x14/0x20 [ 262.272917] ? __skb_clone+0x6c7/0xa00 [ 262.276795] ? __copy_skb_header+0x6b0/0x6b0 [ 262.281188] ? kmem_cache_alloc+0x33a/0x730 [ 262.285509] skb_ensure_writable+0x3dd/0x640 [ 262.289908] ? skb_checksum_setup+0xaa0/0xaa0 [ 262.294390] ? check_preemption_disabled+0x48/0x280 [ 262.299396] ? __this_cpu_preempt_check+0x1c/0x20 [ 262.304224] ? __bpf_redirect+0x54b/0xb20 [ 262.308367] bpf_clone_redirect+0x14a/0x490 [ 262.312683] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 262.317691] ? __sched_text_start+0x8/0x8 [ 262.321837] ? retint_kernel+0x2d/0x2d [ 262.325722] ? find_held_lock+0x36/0x1c0 [ 262.329776] ? lock_acquire+0x1ed/0x520 [ 262.333741] ? bpf_test_run+0x3cb/0x780 [ 262.337703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.343225] ? check_preemption_disabled+0x48/0x280 [ 262.348231] ? kasan_check_read+0x11/0x20 [ 262.352372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 262.357641] ? rcu_softirq_qs+0x20/0x20 [ 262.361601] ? preempt_schedule+0x4d/0x60 [ 262.365740] ? ___preempt_schedule+0x16/0x18 [ 262.370144] ? bpf_test_run+0x25d/0x780 [ 262.374115] ? netlink_diag_dump+0x2a0/0x2a0 [ 262.378515] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.384042] ? bpf_test_init.isra.10+0x70/0x100 [ 262.388718] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 262.393467] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 262.398296] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 262.403820] ? fput+0x130/0x1a0 [ 262.407101] ? __bpf_prog_get+0x9b/0x290 [ 262.411156] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 262.415996] ? bpf_prog_test_run+0x130/0x1a0 [ 262.420393] ? __x64_sys_bpf+0x3d8/0x520 [ 262.424453] ? bpf_prog_get+0x20/0x20 [ 262.428256] ? do_syscall_64+0x1b9/0x820 [ 262.432305] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 262.437655] ? syscall_return_slowpath+0x5e0/0x5e0 [ 262.442575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.447404] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.452407] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 262.457410] ? prepare_exit_to_usermode+0x291/0x3b0 [ 262.462423] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.467264] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.472622] warn_alloc_show_mem: 1 callbacks suppressed [ 262.472629] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 262.472631] Mem-Info: [ 262.472657] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 262.472657] active_file:9 inactive_file:21 isolated_file:0 [ 262.472657] unevictable:0 dirty:0 writeback:0 unstable:0 [ 262.472657] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 262.472657] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 262.472657] free:13789 free_pcp:199 free_cma:0 [ 262.477974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.477980] Call Trace: [ 262.484896] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.487282] [ 262.520042] Node 0 [ 262.529379] dump_stack+0x244/0x39d [ 262.531950] 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 [ 262.559146] ? dump_stack_print_info.cold.1+0x20/0x20 [ 262.561260] lowmem_reserve[]: 0 [ 262.563490] warn_alloc.cold.117+0xb7/0x1bd [ 262.567073] 2818 6321 [ 262.592559] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 262.597708] 6321 [ 262.600973] ? lock_downgrade+0x900/0x900 [ 262.605260] Node 0 [ 262.607741] ? trace_hardirqs_off+0xb8/0x310 [ 262.612564] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 262.614595] ? trace_hardirqs_off+0xb8/0x310 [ 262.618702] lowmem_reserve[]: 0 [ 262.620944] __alloc_pages_slowpath+0x2660/0x2d70 [ 262.625324] 0 3503 [ 262.652476] ? warn_alloc+0x120/0x120 [ 262.656832] 3503 [ 262.660090] ? pvclock_read_flags+0x160/0x160 [ 262.664896] Node 0 [ 262.667115] ? warn_alloc+0x120/0x120 [ 262.670906] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 262.672931] ? print_usage_bug+0xc0/0xc0 [ 262.677387] lowmem_reserve[]: 0 [ 262.679606] ? warn_alloc+0x120/0x120 [ 262.683372] 0 [ 262.711627] ? print_usage_bug+0xc0/0xc0 [ 262.715648] 0 0 [ 262.718911] ? ktime_get+0x2c1/0x400 [ 262.722679] Node 0 [ 262.724462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.728484] DMA: 1*4kB [ 262.730443] ? check_preemption_disabled+0x48/0x280 [ 262.734124] (U) 0*8kB [ 262.736347] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 262.741847] 0*16kB [ 262.744411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.749388] 1*32kB (U) [ 262.751870] ? should_fail+0x22d/0xd01 [ 262.756331] 2*64kB [ 262.758548] ? kasan_check_read+0x11/0x20 [ 262.764046] (U) 1*128kB [ 262.766613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.770472] (U) [ 262.772688] ? __lock_acquire+0x62f/0x4c20 [ 262.776810] 1*256kB [ 262.779457] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.784537] (U) [ 262.786492] ? should_fail+0x22d/0xd01 [ 262.790696] 0*512kB [ 262.793001] ? print_usage_bug+0xc0/0xc0 [ 262.798067] 1*1024kB (U) [ 262.800034] ? mark_held_locks+0x130/0x130 [ 262.803884] 1*2048kB [ 262.806186] ? mark_held_locks+0x130/0x130 [ 262.810213] (M) [ 262.812948] ? check_preemption_disabled+0x48/0x280 [ 262.812967] ? zap_class+0x640/0x640 [ 262.817158] 3*4096kB (M) [ 262.819556] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 262.823751] = 15908kB [ 262.823757] Node 0 [ 262.825712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.830687] DMA32: 3*4kB [ 262.834406] ? check_preemption_disabled+0x48/0x280 [ 262.837141] (UM) 283*8kB [ 262.841889] ? __lock_is_held+0xb5/0x140 [ 262.844260] (UM) 189*16kB [ 262.846491] __alloc_pages_nodemask+0xa80/0xde0 [ 262.851994] (UM) [ 262.854746] ? zap_class+0x640/0x640 [ 262.859728] 116*32kB (M) [ 262.862473] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 262.866497] 38*64kB (M) [ 262.869344] ? find_held_lock+0x36/0x1c0 [ 262.873971] 10*128kB (M) [ 262.876028] ? ____cache_alloc_node+0x1c7/0x1e0 [ 262.879700] 5*256kB (UM) [ 262.882446] ? lock_downgrade+0x900/0x900 [ 262.887426] 4*512kB [ 262.890082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.894103] (UM) 3*1024kB [ 262.896853] cache_grow_begin+0xa5/0x8c0 [ 262.901488] (M) [ 262.904227] ? do_raw_spin_unlock+0xa7/0x330 [ 262.908341] 3*2048kB [ 262.910648] fallback_alloc+0x204/0x2e0 [ 262.916146] (UM) 0*4096kB [ 262.918979] ____cache_alloc_node+0x1c7/0x1e0 [ 262.923003] = 25268kB [ 262.923009] Node 0 [ 262.924974] kmem_cache_alloc_node+0xe3/0x730 [ 262.929346] Normal: [ 262.931736] ? lockdep_hardirqs_on+0x296/0x5b0 [ 262.935682] 191*4kB [ 262.938517] __alloc_skb+0x119/0x770 [ 262.942974] (UME) [ 262.945370] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 262.947573] 562*8kB [ 262.952047] ? netdev_alloc_frag+0x1f0/0x1f0 [ 262.954338] (MEH) [ 262.958927] ? vprintk_default+0x28/0x30 [ 262.961215] 243*16kB (UMEH) [ 262.964913] ? vprintk_func+0x85/0x181 [ 262.967030] 85*32kB (UM) [ 262.972377] ? printk+0xa7/0xcf [ 262.974664] 1*64kB (U) [ 262.979054] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 262.981166] 0*128kB 2*256kB [ 262.985218] new_skb+0x26/0x1c0 [ 262.988198] (UH) [ 262.992070] aoecmd_cfg+0x279/0x7f0 [ 262.994797] 1*512kB [ 262.998056] ? find_held_lock+0x36/0x1c0 [ 263.000604] (U) [ 263.005350] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 263.008329] 1*1024kB (U) [ 263.011598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.013621] 0*2048kB 0*4096kB [ 263.017239] ? __lock_is_held+0xb5/0x140 [ 263.019524] = 13980kB [ 263.023570] discover_timer+0x50/0x60 [ 263.025514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.029810] call_timer_fn+0x272/0x920 [ 263.032998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.033005] 168 total pagecache pages [ 263.038531] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 263.041695] 0 pages in swap cache [ 263.045731] ? process_timeout+0x40/0x40 [ 263.048114] Swap cache stats: add 0, delete 0, find 0/0 [ 263.051901] ? __run_timers+0x7da/0xc70 [ 263.060716] Free swap = 0kB [ 263.064584] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.073121] Total swap = 0kB [ 263.073127] 1965979 pages RAM [ 263.076906] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.081714] 0 pages HighMem/MovableOnly [ 263.085147] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 263.089173] 342867 pages reserved [ 263.094510] ? lockdep_hardirqs_on+0x296/0x5b0 [ 263.098449] 0 pages cma reserved [ 263.101448] ? trace_hardirqs_on+0xbd/0x310 [ 263.105967] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 263.108926] ? kasan_check_read+0x11/0x20 [ 263.108940] ? __run_timers+0x7da/0xc70 [ 263.108956] ? trace_hardirqs_off_caller+0x310/0x310 [ 263.112100] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.116521] ? __queue_work+0x1440/0x1440 [ 263.120462] syz-executor0 cpuset= [ 263.125286] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 263.128702] syz0 [ 263.133265] __run_timers+0x7e5/0xc70 [ 263.136603] mems_allowed=0 [ 263.140909] ? timer_fixup_init+0x70/0x70 [ 263.196087] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 263.201618] ? zap_class+0x640/0x640 [ 263.205330] ? enqueue_hrtimer+0x1a5/0x560 [ 263.209555] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 263.214734] ? find_held_lock+0x36/0x1c0 [ 263.218809] ? pvclock_read_flags+0x160/0x160 [ 263.223297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.228820] ? check_preemption_disabled+0x48/0x280 [ 263.233831] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 263.239354] ? rcu_pm_notify+0xc0/0xc0 [ 263.243231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.248762] ? check_preemption_disabled+0x48/0x280 [ 263.253780] run_timer_softirq+0x52/0xb0 [ 263.257844] ? rcu_read_lock_sched_held+0x14f/0x180 [ 263.262850] __do_softirq+0x308/0xb7e [ 263.266645] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 263.271132] ? lock_downgrade+0x900/0x900 [ 263.275289] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 263.280388] ? pvclock_read_flags+0x160/0x160 [ 263.284872] ? lapic_next_event+0x5a/0x90 [ 263.289021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.294553] ? kvm_clock_read+0x18/0x30 [ 263.298520] ? kvm_sched_clock_read+0x9/0x20 [ 263.302916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.308453] ? check_preemption_disabled+0x48/0x280 [ 263.313465] irq_exit+0x17f/0x1c0 [ 263.316907] smp_apic_timer_interrupt+0x1cb/0x760 [ 263.321736] ? smp_reschedule_interrupt+0x109/0x650 [ 263.326742] ? smp_call_function_single_interrupt+0x650/0x650 [ 263.332619] ? interrupt_entry+0xb5/0xc0 [ 263.336669] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.341719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.346725] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.351559] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.356572] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.361587] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.366434] apic_timer_interrupt+0xf/0x20 [ 263.370646] [ 263.372870] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 263.378047] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 263.396942] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 263.404639] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 263.411896] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 263.419156] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 263.426422] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 263.433679] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 263.440957] do_exit+0x11f8/0x26d0 [ 263.444486] ? run_rebalance_domains+0x500/0x500 [ 263.449235] ? mm_update_next_owner+0x990/0x990 [ 263.453893] ? print_usage_bug+0xc0/0xc0 [ 263.457950] ? print_usage_bug+0xc0/0xc0 [ 263.462009] ? __lock_acquire+0x62f/0x4c20 [ 263.466238] ? finish_task_switch+0x1f4/0x910 [ 263.470726] ? __lock_acquire+0x62f/0x4c20 [ 263.474951] ? mark_held_locks+0x130/0x130 [ 263.479170] ? __lock_acquire+0x62f/0x4c20 [ 263.483397] ? kasan_check_read+0x11/0x20 [ 263.487531] ? finish_task_switch+0x1f4/0x910 [ 263.492017] ? trace_hardirqs_off_caller+0x310/0x310 [ 263.497107] ? compat_start_thread+0x80/0x80 [ 263.501507] ? mark_held_locks+0x130/0x130 [ 263.505729] ? mark_held_locks+0x130/0x130 [ 263.509960] ? finish_task_switch+0x1f4/0x910 [ 263.514458] ? finish_task_switch+0x1b4/0x910 [ 263.518940] ? __switch_to_asm+0x34/0x70 [ 263.522991] ? preempt_notifier_register+0x200/0x200 [ 263.528081] ? __switch_to_asm+0x34/0x70 [ 263.532129] ? __switch_to_asm+0x34/0x70 [ 263.536219] ? __switch_to_asm+0x34/0x70 [ 263.540269] ? __switch_to_asm+0x40/0x70 [ 263.544320] ? __switch_to_asm+0x34/0x70 [ 263.548372] ? __switch_to_asm+0x40/0x70 [ 263.552419] ? __switch_to_asm+0x34/0x70 [ 263.556468] ? __switch_to_asm+0x34/0x70 [ 263.560518] ? __switch_to_asm+0x34/0x70 [ 263.564562] ? __switch_to_asm+0x40/0x70 [ 263.568606] ? __switch_to_asm+0x34/0x70 [ 263.572650] ? __switch_to_asm+0x40/0x70 [ 263.576700] ? zap_class+0x640/0x640 [ 263.580401] ? __schedule+0x8d7/0x21d0 [ 263.584274] ? print_usage_bug+0xc0/0xc0 [ 263.588346] ? wait_consider_task+0x245/0x3bb0 [ 263.592924] ? zap_class+0x640/0x640 [ 263.596644] ? find_held_lock+0x36/0x1c0 [ 263.600699] ? memset+0x31/0x40 [ 263.603976] ? find_held_lock+0x36/0x1c0 [ 263.608038] ? get_signal+0x95b/0x1980 [ 263.611917] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.616396] ? _raw_spin_unlock_irq+0x27/0x80 [ 263.620880] do_group_exit+0x177/0x440 [ 263.624754] ? trace_hardirqs_off_caller+0x310/0x310 [ 263.629844] ? __ia32_sys_exit+0x50/0x50 [ 263.633901] get_signal+0x8b0/0x1980 [ 263.637616] ? ptrace_notify+0x130/0x130 [ 263.641668] ? zap_class+0x640/0x640 [ 263.645390] ? zap_class+0x640/0x640 [ 263.649086] ? zap_class+0x640/0x640 [ 263.652786] ? put_pid.part.2+0x1c5/0x240 [ 263.656926] ? find_held_lock+0x36/0x1c0 [ 263.660981] do_signal+0x9c/0x21c0 [ 263.664508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.670028] ? kernel_wait4+0x2e0/0x3f0 [ 263.673989] ? __ia32_sys_waitid+0x140/0x140 [ 263.678382] ? setup_sigcontext+0x7d0/0x7d0 [ 263.682710] ? task_stopped_code+0x190/0x190 [ 263.687129] ? exit_to_usermode_loop+0x8c/0x380 [ 263.691785] ? exit_to_usermode_loop+0x8c/0x380 [ 263.696443] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 263.701014] ? trace_hardirqs_on+0xbd/0x310 [ 263.705320] ? __do_sys_wait4+0xaf/0x150 [ 263.709372] ? do_syscall_64+0x6be/0x820 [ 263.713434] ? do_syscall_64+0x9a/0x820 [ 263.717401] ? do_syscall_64+0x9a/0x820 [ 263.721371] exit_to_usermode_loop+0x2e5/0x380 [ 263.725946] ? __bpf_trace_sys_exit+0x30/0x30 [ 263.730438] do_syscall_64+0x6be/0x820 [ 263.734312] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 263.739664] ? syscall_return_slowpath+0x5e0/0x5e0 [ 263.744594] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.749422] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.754429] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 263.759432] ? prepare_exit_to_usermode+0x291/0x3b0 [ 263.764442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.769277] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.774449] RIP: 0033:0x41124a [ 263.777634] Code: Bad RIP value. [ 263.780985] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 263.788681] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 263.795943] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 263.803199] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 263.810456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 263.817714] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 263.824989] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 263.825048] aoe: skb alloc failure [ 263.831904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.831908] Call Trace: [ 263.831913] [ 263.831925] dump_stack+0x244/0x39d [ 263.831940] ? dump_stack_print_info.cold.1+0x20/0x20 [ 263.835470] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 263.844796] warn_alloc.cold.117+0xb7/0x1bd [ 263.847343] syz-executor1 cpuset= [ 263.849472] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.853062] / [ 263.858233] ? lock_downgrade+0x900/0x900 [ 263.868686] mems_allowed=0 [ 263.873001] ? trace_hardirqs_off+0xb8/0x310 [ 263.894349] ? trace_hardirqs_off+0xb8/0x310 [ 263.898753] __alloc_pages_slowpath+0x2660/0x2d70 [ 263.903617] ? warn_alloc+0x120/0x120 [ 263.907425] ? warn_alloc+0x120/0x120 [ 263.911212] ? print_usage_bug+0xc0/0xc0 [ 263.915259] ? warn_alloc+0x120/0x120 [ 263.919057] ? print_usage_bug+0xc0/0xc0 [ 263.923106] ? __lock_acquire+0x62f/0x4c20 [ 263.927326] ? __lock_acquire+0x62f/0x4c20 [ 263.931549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.937073] ? should_fail+0x22d/0xd01 [ 263.940946] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.946035] ? __lock_acquire+0x62f/0x4c20 [ 263.950256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.955351] ? __lock_acquire+0x62f/0x4c20 [ 263.959577] ? should_fail+0x22d/0xd01 [ 263.963460] ? mark_held_locks+0x130/0x130 [ 263.967682] ? mark_held_locks+0x130/0x130 [ 263.971910] ? zap_class+0x640/0x640 [ 263.975611] ? zap_class+0x640/0x640 [ 263.979314] ? print_usage_bug+0xc0/0xc0 [ 263.983361] ? wq_watchdog_touch+0x9c/0xfe [ 263.987585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.993112] ? check_preemption_disabled+0x48/0x280 [ 263.998122] ? __lock_is_held+0xb5/0x140 [ 264.002177] __alloc_pages_nodemask+0xa80/0xde0 [ 264.006841] ? zap_class+0x640/0x640 [ 264.010545] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 264.015566] ? find_held_lock+0x36/0x1c0 [ 264.019639] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.024295] ? lock_downgrade+0x900/0x900 [ 264.028433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.034471] cache_grow_begin+0xa5/0x8c0 [ 264.038520] ? do_raw_spin_unlock+0xa7/0x330 [ 264.042920] fallback_alloc+0x204/0x2e0 [ 264.046884] ____cache_alloc_node+0x1c7/0x1e0 [ 264.051375] kmem_cache_alloc_node+0xe3/0x730 [ 264.055862] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.060119] __alloc_skb+0x119/0x770 [ 264.063819] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.069084] ? netdev_alloc_frag+0x1f0/0x1f0 [ 264.073478] ? lock_downgrade+0x900/0x900 [ 264.077620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.083144] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.088584] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.094019] ? addrconf_rs_timer+0x690/0x690 [ 264.098422] ndisc_alloc_skb+0x144/0x340 [ 264.102476] ndisc_send_rs+0x331/0x6e0 [ 264.106351] addrconf_rs_timer+0x314/0x690 [ 264.110574] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.114805] call_timer_fn+0x272/0x920 [ 264.118686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.122916] ? process_timeout+0x40/0x40 [ 264.126970] ? __run_timers+0x7da/0xc70 [ 264.130936] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.135416] ? _raw_spin_unlock_irq+0x27/0x80 [ 264.139897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.144120] ? lockdep_hardirqs_on+0x296/0x5b0 [ 264.148696] ? trace_hardirqs_on+0xbd/0x310 [ 264.153005] ? kasan_check_read+0x11/0x20 [ 264.157139] ? __run_timers+0x7da/0xc70 [ 264.161097] ? trace_hardirqs_off_caller+0x310/0x310 [ 264.166193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.170412] __run_timers+0x7e5/0xc70 [ 264.174208] ? timer_fixup_init+0x70/0x70 [ 264.178342] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 264.183345] ? zap_class+0x640/0x640 [ 264.187048] ? enqueue_hrtimer+0x1a5/0x560 [ 264.191279] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 264.196458] ? find_held_lock+0x36/0x1c0 [ 264.200508] ? zap_class+0x640/0x640 [ 264.204208] ? pvclock_read_flags+0x160/0x160 [ 264.208701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.214226] ? check_preemption_disabled+0x48/0x280 [ 264.219320] ? __lock_is_held+0xb5/0x140 [ 264.223369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.228891] ? check_preemption_disabled+0x48/0x280 [ 264.233896] run_timer_softirq+0x52/0xb0 [ 264.237943] ? rcu_read_lock_sched_held+0x14f/0x180 [ 264.242949] __do_softirq+0x308/0xb7e [ 264.246740] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 264.251218] ? lock_downgrade+0x900/0x900 [ 264.255352] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 264.260445] ? pvclock_read_flags+0x160/0x160 [ 264.264932] ? lapic_next_event+0x5a/0x90 [ 264.269084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.274611] ? kvm_clock_read+0x18/0x30 [ 264.278572] ? kvm_sched_clock_read+0x9/0x20 [ 264.282965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.288488] ? check_preemption_disabled+0x48/0x280 [ 264.293496] irq_exit+0x17f/0x1c0 [ 264.296934] smp_apic_timer_interrupt+0x1cb/0x760 [ 264.301764] ? smp_call_function_single_interrupt+0x159/0x650 [ 264.307636] ? smp_call_function_single_interrupt+0x650/0x650 [ 264.313505] ? interrupt_entry+0xb5/0xc0 [ 264.317554] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.322559] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.327560] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.332386] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.337384] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.342387] ? task_prio+0x50/0x50 [ 264.345916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.351443] ? check_preemption_disabled+0x48/0x280 [ 264.356452] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.361290] apic_timer_interrupt+0xf/0x20 [ 264.365527] [ 264.367768] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 264.373648] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 264.392538] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 264.400232] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 264.407489] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 264.414744] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 264.421998] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 264.429251] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 264.436522] ? save_stack+0xa9/0xd0 [ 264.440153] __kmalloc_node_track_caller+0x33/0x70 [ 264.445068] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 264.449810] pskb_expand_head+0x230/0x10f0 [ 264.454351] ? memcpy+0x45/0x50 [ 264.457617] ? __copy_skb_header+0x350/0x6b0 [ 264.462009] ? skb_release_data+0x880/0x880 [ 264.466314] ? __alloc_skb+0x770/0x770 [ 264.470194] ? __lock_is_held+0xb5/0x140 [ 264.474255] ? kasan_check_write+0x14/0x20 [ 264.478474] ? __skb_clone+0x6c7/0xa00 [ 264.482348] ? __copy_skb_header+0x6b0/0x6b0 [ 264.486740] ? kmem_cache_alloc+0x33a/0x730 [ 264.491053] skb_ensure_writable+0x3dd/0x640 [ 264.495453] ? skb_checksum_setup+0xaa0/0xaa0 [ 264.499933] ? check_preemption_disabled+0x48/0x280 [ 264.504940] ? __this_cpu_preempt_check+0x1c/0x20 [ 264.509767] ? __bpf_redirect+0x54b/0xb20 [ 264.513905] bpf_clone_redirect+0x14a/0x490 [ 264.518215] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 264.523219] ? __sched_text_start+0x8/0x8 [ 264.527359] ? retint_kernel+0x2d/0x2d [ 264.531236] ? find_held_lock+0x36/0x1c0 [ 264.535293] ? lock_acquire+0x1ed/0x520 [ 264.539255] ? bpf_test_run+0x3cb/0x780 [ 264.543213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.548735] ? check_preemption_disabled+0x48/0x280 [ 264.553746] ? kasan_check_read+0x11/0x20 [ 264.557880] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 264.563142] ? rcu_softirq_qs+0x20/0x20 [ 264.567127] ? preempt_schedule+0x4d/0x60 [ 264.571260] ? ___preempt_schedule+0x16/0x18 [ 264.575679] ? bpf_test_run+0x25d/0x780 [ 264.579688] ? netlink_diag_dump+0x2a0/0x2a0 [ 264.584112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.589634] ? bpf_test_init.isra.10+0x70/0x100 [ 264.594303] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 264.599051] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 264.603878] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 264.609403] ? fput+0x130/0x1a0 [ 264.612677] ? __bpf_prog_get+0x9b/0x290 [ 264.616739] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 264.621570] ? bpf_prog_test_run+0x130/0x1a0 [ 264.625971] ? __x64_sys_bpf+0x3d8/0x520 [ 264.630018] ? bpf_prog_get+0x20/0x20 [ 264.633820] ? do_syscall_64+0x1b9/0x820 [ 264.637867] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 264.643218] ? syscall_return_slowpath+0x5e0/0x5e0 [ 264.648133] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.652971] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.657972] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 264.662980] ? prepare_exit_to_usermode+0x291/0x3b0 [ 264.667988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.672821] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.678183] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 264.678186] warn_alloc_show_mem: 1 callbacks suppressed [ 264.678191] Mem-Info: [ 264.685096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.685102] Call Trace: [ 264.690475] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 264.690475] active_file:9 inactive_file:21 isolated_file:0 [ 264.690475] unevictable:0 dirty:0 writeback:0 unstable:0 [ 264.690475] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 264.690475] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 264.690475] free:13789 free_pcp:199 free_cma:0 [ 264.692841] [ 264.702185] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 264.704753] dump_stack+0x244/0x39d [ 264.737506] Node 0 [ 264.739649] ? dump_stack_print_info.cold.1+0x20/0x20 [ 264.766870] 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 [ 264.770467] warn_alloc.cold.117+0xb7/0x1bd [ 264.772668] lowmem_reserve[]: [ 264.777841] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 264.803302] 0 2818 [ 264.807614] ? lock_downgrade+0x900/0x900 [ 264.810692] 6321 6321 [ 264.815527] ? trace_hardirqs_off+0xb8/0x310 [ 264.817730] Node 0 [ 264.821863] ? trace_hardirqs_off+0xb8/0x310 [ 264.824346] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 264.828718] __alloc_pages_slowpath+0x2660/0x2d70 [ 264.830917] lowmem_reserve[]: 0 [ 264.835330] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 264.862429] 0 3503 [ 264.867275] ? warn_alloc+0x120/0x120 [ 264.870518] 3503 [ 264.876301] ? __lock_acquire+0x62f/0x4c20 [ 264.878508] Node 0 [ 264.882288] ? __lock_acquire+0x62f/0x4c20 [ 264.884343] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 264.888546] ? warn_alloc+0x120/0x120 [ 264.890749] lowmem_reserve[]: 0 [ 264.894973] ? print_usage_bug+0xc0/0xc0 [ 264.923212] 0 0 [ 264.927001] ? warn_alloc+0x120/0x120 [ 264.930253] 0 [ 264.934302] ? print_usage_bug+0xc0/0xc0 [ 264.936249] Node 0 [ 264.940033] ? mark_held_locks+0x130/0x130 [ 264.941804] DMA: 1*4kB [ 264.945852] ? mark_held_locks+0x130/0x130 [ 264.948055] (U) [ 264.952277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.954827] 0*8kB 0*16kB [ 264.959048] ? should_fail+0x22d/0xd01 [ 264.960989] 1*32kB (U) [ 264.966514] ? zap_class+0x640/0x640 [ 264.969235] 2*64kB (U) [ 264.973105] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.975655] 1*128kB [ 264.979344] ? __lock_acquire+0x62f/0x4c20 [ 264.981895] (U) [ 264.986994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.989283] 1*256kB (U) [ 264.993502] ? should_fail+0x22d/0xd01 [ 264.995445] 0*512kB [ 265.000529] ? mark_held_locks+0x130/0x130 [ 265.003161] 1*1024kB [ 265.007027] ? mark_held_locks+0x130/0x130 [ 265.009311] (U) 1*2048kB [ 265.013531] ? lock_downgrade+0x900/0x900 [ 265.015910] (M) [ 265.020126] ? zap_class+0x640/0x640 [ 265.022843] 3*4096kB (M) [ 265.026972] ? zap_class+0x640/0x640 [ 265.028912] = 15908kB [ 265.028918] Node 0 [ 265.032716] ? zap_class+0x640/0x640 [ 265.035446] DMA32: [ 265.039145] ? do_raw_spin_unlock+0xa7/0x330 [ 265.041523] 3*4kB [ 265.043754] ? trace_hardirqs_on+0x310/0x310 [ 265.047432] (UM) 283*8kB [ 265.049657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.054029] (UM) [ 265.056164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.060533] 189*16kB (UM) [ 265.063274] ? check_preemption_disabled+0x48/0x280 [ 265.068770] 116*32kB (M) [ 265.070827] ? __lock_is_held+0xb5/0x140 [ 265.076322] 38*64kB (M) [ 265.079155] __alloc_pages_nodemask+0xa80/0xde0 [ 265.084133] 10*128kB [ 265.086866] ? zap_class+0x640/0x640 [ 265.090887] (M) 5*256kB [ 265.093546] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 265.098182] (UM) 4*512kB [ 265.100582] ? find_held_lock+0x36/0x1c0 [ 265.104254] (UM) 3*1024kB [ 265.106912] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.111889] (M) [ 265.114627] ? lock_downgrade+0x900/0x900 [ 265.118653] 3*2048kB [ 265.121606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.126241] (UM) [ 265.128204] cache_grow_begin+0xa5/0x8c0 [ 265.132424] 0*4096kB = 25268kB [ 265.134821] ? do_raw_spin_unlock+0xa7/0x330 [ 265.140332] Node 0 [ 265.142379] fallback_alloc+0x204/0x2e0 [ 265.146397] Normal: 191*4kB [ 265.149576] ____cache_alloc_node+0x1c7/0x1e0 [ 265.153946] (UME) [ 265.156200] kmem_cache_alloc_node+0xe3/0x730 [ 265.160138] 562*8kB [ 265.163133] ? lockdep_hardirqs_on+0x296/0x5b0 [ 265.167616] (MEH) [ 265.169753] __alloc_skb+0x119/0x770 [ 265.174209] 243*16kB (UMEH) [ 265.176521] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 265.181064] 85*32kB (UM) [ 265.183202] ? netdev_alloc_frag+0x1f0/0x1f0 [ 265.186882] 1*64kB [ 265.189884] ? vprintk_default+0x28/0x30 [ 265.195211] (U) [ 265.197953] ? vprintk_func+0x85/0x181 [ 265.202489] 0*128kB 2*256kB [ 265.204715] ? printk+0xa7/0xcf [ 265.208743] (UH) [ 265.210706] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 265.214555] 1*512kB (U) [ 265.217565] new_skb+0x26/0x1c0 [ 265.220800] 1*1024kB (U) [ 265.222873] aoecmd_cfg+0x279/0x7f0 [ 265.227604] 0*2048kB [ 265.230253] ? find_held_lock+0x36/0x1c0 [ 265.233496] 0*4096kB = 13980kB [ 265.236246] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 265.239843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.242234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.246262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.249434] ? __lock_is_held+0xb5/0x140 [ 265.253717] 168 total pagecache pages [ 265.262537] discover_timer+0x50/0x60 [ 265.268040] 0 pages in swap cache [ 265.276607] call_timer_fn+0x272/0x920 [ 265.280641] Swap cache stats: add 0, delete 0, find 0/0 [ 265.284418] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 265.288196] Free swap = 0kB [ 265.291631] ? process_timeout+0x40/0x40 [ 265.295486] Total swap = 0kB [ 265.300832] ? __run_timers+0x7da/0xc70 [ 265.305636] 1965979 pages RAM [ 265.308635] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.312659] 0 pages HighMem/MovableOnly [ 265.312665] 342867 pages reserved [ 265.315662] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.319607] 0 pages cma reserved [ 265.322692] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 265.327211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.331108] ? lockdep_hardirqs_on+0x296/0x5b0 [ 265.331121] ? trace_hardirqs_on+0xbd/0x310 [ 265.331134] ? kasan_check_read+0x11/0x20 [ 265.334603] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.339028] ? __run_timers+0x7da/0xc70 [ 265.342362] syz-executor0 cpuset= [ 265.347183] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.353641] syz0 [ 265.358202] ? __queue_work+0x1440/0x1440 [ 265.362491] mems_allowed=0 [ 265.366636] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 265.403368] __run_timers+0x7e5/0xc70 [ 265.407167] ? timer_fixup_init+0x70/0x70 [ 265.411303] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 265.416307] ? zap_class+0x640/0x640 [ 265.420032] ? enqueue_hrtimer+0x1a5/0x560 [ 265.424253] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 265.429434] ? find_held_lock+0x36/0x1c0 [ 265.433489] ? pvclock_read_flags+0x160/0x160 [ 265.437972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.443494] ? check_preemption_disabled+0x48/0x280 [ 265.448502] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 265.454022] ? rcu_pm_notify+0xc0/0xc0 [ 265.457899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.463424] ? check_preemption_disabled+0x48/0x280 [ 265.468428] run_timer_softirq+0x52/0xb0 [ 265.472486] ? rcu_read_lock_sched_held+0x14f/0x180 [ 265.477488] __do_softirq+0x308/0xb7e [ 265.481276] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 265.485758] ? lock_downgrade+0x900/0x900 [ 265.489896] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 265.494992] ? pvclock_read_flags+0x160/0x160 [ 265.499480] ? lapic_next_event+0x5a/0x90 [ 265.503625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.509156] ? kvm_clock_read+0x18/0x30 [ 265.513117] ? kvm_sched_clock_read+0x9/0x20 [ 265.517518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.523045] ? check_preemption_disabled+0x48/0x280 [ 265.528066] irq_exit+0x17f/0x1c0 [ 265.531514] smp_apic_timer_interrupt+0x1cb/0x760 [ 265.536347] ? smp_reschedule_interrupt+0x109/0x650 [ 265.541349] ? smp_call_function_single_interrupt+0x650/0x650 [ 265.547219] ? interrupt_entry+0xb5/0xc0 [ 265.551269] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.556280] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.561293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.566131] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.571146] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.576160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.580998] apic_timer_interrupt+0xf/0x20 [ 265.585214] [ 265.587454] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 265.592636] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 265.611525] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 265.619241] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 265.626521] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 265.633776] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 265.641034] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 265.648293] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 265.655594] do_exit+0x11f8/0x26d0 [ 265.659231] ? run_rebalance_domains+0x500/0x500 [ 265.663989] ? mm_update_next_owner+0x990/0x990 [ 265.668648] ? print_usage_bug+0xc0/0xc0 [ 265.672699] ? print_usage_bug+0xc0/0xc0 [ 265.676752] ? __lock_acquire+0x62f/0x4c20 [ 265.680984] ? finish_task_switch+0x1f4/0x910 [ 265.685473] ? __lock_acquire+0x62f/0x4c20 [ 265.689695] ? mark_held_locks+0x130/0x130 [ 265.693920] ? __lock_acquire+0x62f/0x4c20 [ 265.698148] ? kasan_check_read+0x11/0x20 [ 265.702286] ? finish_task_switch+0x1f4/0x910 [ 265.706773] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.711868] ? compat_start_thread+0x80/0x80 [ 265.716270] ? mark_held_locks+0x130/0x130 [ 265.720502] ? mark_held_locks+0x130/0x130 [ 265.724747] ? finish_task_switch+0x1f4/0x910 [ 265.729233] ? finish_task_switch+0x1b4/0x910 [ 265.733716] ? __switch_to_asm+0x34/0x70 [ 265.737765] ? preempt_notifier_register+0x200/0x200 [ 265.742855] ? __switch_to_asm+0x34/0x70 [ 265.746905] ? __switch_to_asm+0x34/0x70 [ 265.750953] ? __switch_to_asm+0x34/0x70 [ 265.755015] ? __switch_to_asm+0x40/0x70 [ 265.759068] ? __switch_to_asm+0x34/0x70 [ 265.763125] ? __switch_to_asm+0x40/0x70 [ 265.767179] ? __switch_to_asm+0x34/0x70 [ 265.771233] ? __switch_to_asm+0x34/0x70 [ 265.775280] ? __switch_to_asm+0x34/0x70 [ 265.779324] ? __switch_to_asm+0x40/0x70 [ 265.783369] ? __switch_to_asm+0x34/0x70 [ 265.787417] ? __switch_to_asm+0x40/0x70 [ 265.791465] ? zap_class+0x640/0x640 [ 265.795161] ? __schedule+0x8d7/0x21d0 [ 265.799032] ? print_usage_bug+0xc0/0xc0 [ 265.803091] ? wait_consider_task+0x245/0x3bb0 [ 265.807678] ? zap_class+0x640/0x640 [ 265.811378] ? find_held_lock+0x36/0x1c0 [ 265.815432] ? memset+0x31/0x40 [ 265.818702] ? find_held_lock+0x36/0x1c0 [ 265.822760] ? get_signal+0x95b/0x1980 [ 265.826633] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.831114] ? _raw_spin_unlock_irq+0x27/0x80 [ 265.835708] do_group_exit+0x177/0x440 [ 265.839582] ? trace_hardirqs_off_caller+0x310/0x310 [ 265.844672] ? __ia32_sys_exit+0x50/0x50 [ 265.848725] get_signal+0x8b0/0x1980 [ 265.852439] ? ptrace_notify+0x130/0x130 [ 265.856499] ? zap_class+0x640/0x640 [ 265.860201] ? zap_class+0x640/0x640 [ 265.863900] ? zap_class+0x640/0x640 [ 265.867609] ? put_pid.part.2+0x1c5/0x240 [ 265.871749] ? find_held_lock+0x36/0x1c0 [ 265.875807] do_signal+0x9c/0x21c0 [ 265.879335] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.884862] ? kernel_wait4+0x2e0/0x3f0 [ 265.888827] ? __ia32_sys_waitid+0x140/0x140 [ 265.893224] ? setup_sigcontext+0x7d0/0x7d0 [ 265.897616] ? task_stopped_code+0x190/0x190 [ 265.902034] ? exit_to_usermode_loop+0x8c/0x380 [ 265.906695] ? exit_to_usermode_loop+0x8c/0x380 [ 265.911351] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 265.915921] ? trace_hardirqs_on+0xbd/0x310 [ 265.920243] ? __do_sys_wait4+0xaf/0x150 [ 265.924288] ? do_syscall_64+0x6be/0x820 [ 265.928338] ? do_syscall_64+0x9a/0x820 [ 265.932303] ? do_syscall_64+0x9a/0x820 [ 265.936269] exit_to_usermode_loop+0x2e5/0x380 [ 265.940843] ? __bpf_trace_sys_exit+0x30/0x30 [ 265.945334] do_syscall_64+0x6be/0x820 [ 265.949219] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 265.954572] ? syscall_return_slowpath+0x5e0/0x5e0 [ 265.959504] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.964339] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.969340] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 265.974345] ? prepare_exit_to_usermode+0x291/0x3b0 [ 265.979351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.984187] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.989367] RIP: 0033:0x41124a [ 265.992563] Code: Bad RIP value. [ 265.995909] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 266.003614] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 266.010873] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 266.018131] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 266.025392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 266.032661] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 266.039932] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 266.039971] aoe: skb alloc failure [ 266.046848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.050414] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 266.059708] Call Trace: [ 266.070162] syz-executor1 cpuset= [ 266.072719] [ 266.072721] / mems_allowed=0 [ 266.076166] dump_stack+0x244/0x39d [ 266.084911] ? dump_stack_print_info.cold.1+0x20/0x20 [ 266.090094] warn_alloc.cold.117+0xb7/0x1bd [ 266.094402] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 266.099234] ? lock_downgrade+0x900/0x900 [ 266.103372] ? trace_hardirqs_off+0xb8/0x310 [ 266.107773] ? trace_hardirqs_off+0xb8/0x310 [ 266.112172] __alloc_pages_slowpath+0x2660/0x2d70 [ 266.117040] ? warn_alloc+0x120/0x120 [ 266.120841] ? warn_alloc+0x120/0x120 [ 266.124628] ? print_usage_bug+0xc0/0xc0 [ 266.128675] ? warn_alloc+0x120/0x120 [ 266.132467] ? print_usage_bug+0xc0/0xc0 [ 266.136526] ? __lock_acquire+0x62f/0x4c20 [ 266.140749] ? __lock_acquire+0x62f/0x4c20 [ 266.144989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.150524] ? should_fail+0x22d/0xd01 [ 266.154403] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.159496] ? __lock_acquire+0x62f/0x4c20 [ 266.163726] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.168824] ? __lock_acquire+0x62f/0x4c20 [ 266.173043] ? should_fail+0x22d/0xd01 [ 266.176912] ? find_held_lock+0x36/0x1c0 [ 266.180966] ? mark_held_locks+0x130/0x130 [ 266.185187] ? mark_held_locks+0x130/0x130 [ 266.189407] ? zap_class+0x640/0x640 [ 266.193107] ? zap_class+0x640/0x640 [ 266.196808] ? print_usage_bug+0xc0/0xc0 [ 266.200851] ? do_raw_spin_unlock+0xa7/0x330 [ 266.205247] ? zap_class+0x640/0x640 [ 266.208958] ? print_usage_bug+0xc0/0xc0 [ 266.213006] ? wq_watchdog_touch+0x9c/0xfe [ 266.217229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.222757] ? check_preemption_disabled+0x48/0x280 [ 266.227768] ? __lock_is_held+0xb5/0x140 [ 266.231822] __alloc_pages_nodemask+0xa80/0xde0 [ 266.236477] ? zap_class+0x640/0x640 [ 266.240185] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 266.245214] ? find_held_lock+0x36/0x1c0 [ 266.249269] ? ____cache_alloc_node+0x1c7/0x1e0 [ 266.253925] ? lock_downgrade+0x900/0x900 [ 266.258066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.263596] cache_grow_begin+0xa5/0x8c0 [ 266.267642] ? do_raw_spin_unlock+0xa7/0x330 [ 266.272043] fallback_alloc+0x204/0x2e0 [ 266.276010] ____cache_alloc_node+0x1c7/0x1e0 [ 266.280503] kmem_cache_alloc_node+0xe3/0x730 [ 266.284989] ? ipv6_get_ifaddr+0x42e/0x620 [ 266.289215] __alloc_skb+0x119/0x770 [ 266.292913] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.298180] ? netdev_alloc_frag+0x1f0/0x1f0 [ 266.302576] ? lock_downgrade+0x900/0x900 [ 266.306714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.312235] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.317676] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.323108] ? addrconf_rs_timer+0x690/0x690 [ 266.327519] ndisc_alloc_skb+0x144/0x340 [ 266.331578] ndisc_send_rs+0x331/0x6e0 [ 266.335459] addrconf_rs_timer+0x314/0x690 [ 266.339704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.343933] call_timer_fn+0x272/0x920 [ 266.347806] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.352037] ? process_timeout+0x40/0x40 [ 266.356092] ? __run_timers+0x7da/0xc70 [ 266.360069] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.364571] ? _raw_spin_unlock_irq+0x27/0x80 [ 266.369054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.373273] ? lockdep_hardirqs_on+0x296/0x5b0 [ 266.377840] ? trace_hardirqs_on+0xbd/0x310 [ 266.382147] ? kasan_check_read+0x11/0x20 [ 266.386279] ? __run_timers+0x7da/0xc70 [ 266.390258] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.395350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.399592] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 266.403814] __run_timers+0x7e5/0xc70 [ 266.407611] ? timer_fixup_init+0x70/0x70 [ 266.411746] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 266.416751] ? zap_class+0x640/0x640 [ 266.420452] ? enqueue_hrtimer+0x1a5/0x560 [ 266.424671] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 266.429854] ? find_held_lock+0x36/0x1c0 [ 266.433905] ? zap_class+0x640/0x640 [ 266.437605] ? pvclock_read_flags+0x160/0x160 [ 266.442085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.447609] ? check_preemption_disabled+0x48/0x280 [ 266.452615] ? __lock_is_held+0xb5/0x140 [ 266.456665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.462187] ? check_preemption_disabled+0x48/0x280 [ 266.467194] run_timer_softirq+0x52/0xb0 [ 266.471246] ? rcu_read_lock_sched_held+0x14f/0x180 [ 266.476248] __do_softirq+0x308/0xb7e [ 266.480038] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 266.484522] ? lock_downgrade+0x900/0x900 [ 266.488665] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 266.493761] ? pvclock_read_flags+0x160/0x160 [ 266.498252] ? lapic_next_event+0x5a/0x90 [ 266.502388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.507914] ? kvm_clock_read+0x18/0x30 [ 266.511879] ? kvm_sched_clock_read+0x9/0x20 [ 266.516282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.521820] ? check_preemption_disabled+0x48/0x280 [ 266.526828] irq_exit+0x17f/0x1c0 [ 266.530270] smp_apic_timer_interrupt+0x1cb/0x760 [ 266.535102] ? smp_call_function_single_interrupt+0x159/0x650 [ 266.540978] ? smp_call_function_single_interrupt+0x650/0x650 [ 266.546851] ? interrupt_entry+0xb5/0xc0 [ 266.550901] ? trace_hardirqs_off_caller+0xbb/0x310 [ 266.555908] ? trace_hardirqs_off_caller+0xbb/0x310 [ 266.560914] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.565747] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.570753] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.575754] ? task_prio+0x50/0x50 [ 266.579297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.584823] ? check_preemption_disabled+0x48/0x280 [ 266.589852] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.594694] apic_timer_interrupt+0xf/0x20 [ 266.598916] [ 266.601148] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 266.607027] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 266.625915] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 266.633634] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 266.640893] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 266.648147] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 266.655407] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 266.662680] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 266.669958] ? save_stack+0xa9/0xd0 [ 266.673581] __kmalloc_node_track_caller+0x33/0x70 [ 266.678514] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 266.683265] pskb_expand_head+0x230/0x10f0 [ 266.687499] ? memcpy+0x45/0x50 [ 266.690766] ? __copy_skb_header+0x350/0x6b0 [ 266.695163] ? skb_release_data+0x880/0x880 [ 266.699484] ? __alloc_skb+0x770/0x770 [ 266.703372] ? __lock_is_held+0xb5/0x140 [ 266.707445] ? kasan_check_write+0x14/0x20 [ 266.711676] ? __skb_clone+0x6c7/0xa00 [ 266.715554] ? __copy_skb_header+0x6b0/0x6b0 [ 266.719951] ? kmem_cache_alloc+0x33a/0x730 [ 266.724268] skb_ensure_writable+0x3dd/0x640 [ 266.728669] ? skb_checksum_setup+0xaa0/0xaa0 [ 266.733151] ? check_preemption_disabled+0x48/0x280 [ 266.738161] ? __this_cpu_preempt_check+0x1c/0x20 [ 266.742994] ? __bpf_redirect+0x54b/0xb20 [ 266.747150] bpf_clone_redirect+0x14a/0x490 [ 266.751477] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 266.756487] ? __sched_text_start+0x8/0x8 [ 266.760622] ? retint_kernel+0x2d/0x2d [ 266.764506] ? find_held_lock+0x36/0x1c0 [ 266.768567] ? lock_acquire+0x1ed/0x520 [ 266.772533] ? bpf_test_run+0x3cb/0x780 [ 266.776510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.782032] ? check_preemption_disabled+0x48/0x280 [ 266.787036] ? kasan_check_read+0x11/0x20 [ 266.791173] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.796436] ? rcu_softirq_qs+0x20/0x20 [ 266.800404] ? preempt_schedule+0x4d/0x60 [ 266.804538] ? ___preempt_schedule+0x16/0x18 [ 266.808934] ? bpf_test_run+0x25d/0x780 [ 266.812902] ? netlink_diag_dump+0x2a0/0x2a0 [ 266.817298] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.822818] ? bpf_test_init.isra.10+0x70/0x100 [ 266.827483] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 266.832231] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 266.837063] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 266.842595] ? fput+0x130/0x1a0 [ 266.845866] ? __bpf_prog_get+0x9b/0x290 [ 266.849918] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 266.854748] ? bpf_prog_test_run+0x130/0x1a0 [ 266.859144] ? __x64_sys_bpf+0x3d8/0x520 [ 266.863192] ? bpf_prog_get+0x20/0x20 [ 266.866995] ? do_syscall_64+0x1b9/0x820 [ 266.871048] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 266.876404] ? syscall_return_slowpath+0x5e0/0x5e0 [ 266.881321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.886149] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.891153] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 266.896157] ? prepare_exit_to_usermode+0x291/0x3b0 [ 266.901165] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.905999] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.911363] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 266.911367] warn_alloc_show_mem: 1 callbacks suppressed [ 266.911372] Mem-Info: [ 266.918275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.923627] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 266.923627] active_file:9 inactive_file:21 isolated_file:0 [ 266.923627] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.923627] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 266.923627] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 266.923627] free:13789 free_pcp:199 free_cma:0 [ 266.925992] Call Trace: [ 266.935362] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.968107] [ 266.970665] Node 0 [ 266.997877] dump_stack+0x244/0x39d [ 267.000012] 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 [ 267.002214] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.005799] lowmem_reserve[]: 0 [ 267.031587] warn_alloc.cold.117+0xb7/0x1bd [ 267.036743] 2818 [ 267.040003] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.044286] 6321 6321 [ 267.046337] ? lock_downgrade+0x900/0x900 [ 267.051148] Node 0 [ 267.053632] ? trace_hardirqs_off+0xb8/0x310 [ 267.057775] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 267.059975] ? trace_hardirqs_off+0xb8/0x310 [ 267.064349] lowmem_reserve[]: 0 [ 267.091488] __alloc_pages_slowpath+0x2660/0x2d70 [ 267.095855] 0 [ 267.099131] ? warn_alloc+0x120/0x120 [ 267.103918] 3503 3503 [ 267.105713] ? pvclock_read_flags+0x160/0x160 [ 267.111957] ? warn_alloc+0x120/0x120 [ 267.116417] Node 0 Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 267.120217] ? print_usage_bug+0xc0/0xc0 [ 267.120230] ? warn_alloc+0x120/0x120 [ 267.149079] lowmem_reserve[]: [ 267.153121] ? print_usage_bug+0xc0/0xc0 [ 267.156885] 0 [ 267.159970] ? ktime_get+0x2c1/0x400 [ 267.163996] 0 [ 267.165788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.169484] 0 [ 267.171270] ? check_preemption_disabled+0x48/0x280 [ 267.176768] 0 [ 267.178558] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 267.183539] Node 0 [ 267.185326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.189804] DMA: [ 267.192021] ? should_fail+0x22d/0xd01 [ 267.197591] 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 [ 267.197640] Node 0 DMA32: 3*4kB (UM) 283*8kB (UM) 189*16kB (UM) 116*32kB (M) 38*64kB (M) 10*128kB (M) 5*256kB (UM) 4*512kB (UM) 3*1024kB (M) 3*2048kB (UM) 0*4096kB = 25268kB [ 267.197696] Node 0 Normal: 191*4kB (UME) 562*8kB (MEH) 243*16kB (UMEH) 85*32kB (UM) 1*64kB (U) 0*128kB 2*256kB (UH) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 13980kB [ 267.197780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.197787] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.197790] 168 total pagecache pages [ 267.197798] 0 pages in swap cache [ 267.197802] Swap cache stats: add 0, delete 0, find 0/0 [ 267.197805] Free swap = 0kB [ 267.197808] Total swap = 0kB [ 267.197811] 1965979 pages RAM [ 267.197814] 0 pages HighMem/MovableOnly [ 267.197817] 342867 pages reserved [ 267.197819] 0 pages cma reserved [ 267.197878] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.197919] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.197923] syz-executor0 cpuset=syz0 mems_allowed=0 [ 267.318776] ? kasan_check_read+0x11/0x20 [ 267.322911] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.328001] ? __lock_acquire+0x62f/0x4c20 [ 267.332222] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.337326] ? should_fail+0x22d/0xd01 [ 267.341203] ? print_usage_bug+0xc0/0xc0 [ 267.345262] ? mark_held_locks+0x130/0x130 [ 267.349489] ? mark_held_locks+0x130/0x130 [ 267.353718] ? check_preemption_disabled+0x48/0x280 [ 267.358730] ? zap_class+0x640/0x640 [ 267.362438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 267.367185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.372720] ? check_preemption_disabled+0x48/0x280 [ 267.377731] ? __lock_is_held+0xb5/0x140 [ 267.381785] __alloc_pages_nodemask+0xa80/0xde0 [ 267.386452] ? zap_class+0x640/0x640 [ 267.390161] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 267.395173] ? find_held_lock+0x36/0x1c0 [ 267.399228] ? ____cache_alloc_node+0x1c7/0x1e0 [ 267.403884] ? lock_downgrade+0x900/0x900 [ 267.408024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.413556] cache_grow_begin+0xa5/0x8c0 [ 267.417616] ? do_raw_spin_unlock+0xa7/0x330 [ 267.422016] fallback_alloc+0x204/0x2e0 [ 267.425980] ____cache_alloc_node+0x1c7/0x1e0 [ 267.430471] kmem_cache_alloc_node+0xe3/0x730 [ 267.434953] ? lockdep_hardirqs_on+0x296/0x5b0 [ 267.439529] __alloc_skb+0x119/0x770 [ 267.443231] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 267.448584] ? netdev_alloc_frag+0x1f0/0x1f0 [ 267.452986] ? vprintk_default+0x28/0x30 [ 267.457035] ? vprintk_func+0x85/0x181 [ 267.460915] ? printk+0xa7/0xcf [ 267.464180] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 267.468946] new_skb+0x26/0x1c0 [ 267.472211] aoecmd_cfg+0x279/0x7f0 [ 267.475825] ? find_held_lock+0x36/0x1c0 [ 267.479877] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 267.484187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.489716] ? __lock_is_held+0xb5/0x140 [ 267.493773] discover_timer+0x50/0x60 [ 267.497558] call_timer_fn+0x272/0x920 [ 267.501432] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 267.506261] ? process_timeout+0x40/0x40 [ 267.510316] ? __run_timers+0x7da/0xc70 [ 267.514281] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.518765] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.523245] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 267.528072] ? lockdep_hardirqs_on+0x296/0x5b0 [ 267.532641] ? trace_hardirqs_on+0xbd/0x310 [ 267.536948] ? kasan_check_read+0x11/0x20 [ 267.541082] ? __run_timers+0x7da/0xc70 [ 267.545041] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.550134] ? __queue_work+0x1440/0x1440 [ 267.554271] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 267.559099] __run_timers+0x7e5/0xc70 [ 267.562895] ? timer_fixup_init+0x70/0x70 [ 267.567040] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 267.572045] ? zap_class+0x640/0x640 [ 267.575750] ? enqueue_hrtimer+0x1a5/0x560 [ 267.579974] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 267.585155] ? find_held_lock+0x36/0x1c0 [ 267.589211] ? pvclock_read_flags+0x160/0x160 [ 267.593697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.599219] ? check_preemption_disabled+0x48/0x280 [ 267.604227] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 267.609774] ? rcu_pm_notify+0xc0/0xc0 [ 267.613651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.619179] ? check_preemption_disabled+0x48/0x280 [ 267.624187] run_timer_softirq+0x52/0xb0 [ 267.628241] ? rcu_read_lock_sched_held+0x14f/0x180 [ 267.633246] __do_softirq+0x308/0xb7e [ 267.637039] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 267.641519] ? lock_downgrade+0x900/0x900 [ 267.645679] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 267.650780] ? pvclock_read_flags+0x160/0x160 [ 267.655270] ? lapic_next_event+0x5a/0x90 [ 267.659412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.664939] ? kvm_clock_read+0x18/0x30 [ 267.668903] ? kvm_sched_clock_read+0x9/0x20 [ 267.673306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.678831] ? check_preemption_disabled+0x48/0x280 [ 267.683839] irq_exit+0x17f/0x1c0 [ 267.687282] smp_apic_timer_interrupt+0x1cb/0x760 [ 267.692111] ? smp_reschedule_interrupt+0x109/0x650 [ 267.697120] ? smp_call_function_single_interrupt+0x650/0x650 [ 267.702993] ? interrupt_entry+0xb5/0xc0 [ 267.707047] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.712053] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.717058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.721893] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.726895] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.731912] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.736751] apic_timer_interrupt+0xf/0x20 [ 267.740986] [ 267.743222] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 267.748406] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 267.767290] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 267.774988] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 267.782242] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 267.789498] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 267.796753] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 267.804005] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 267.811277] do_exit+0x11f8/0x26d0 [ 267.814805] ? run_rebalance_domains+0x500/0x500 [ 267.819556] ? mm_update_next_owner+0x990/0x990 [ 267.824219] ? print_usage_bug+0xc0/0xc0 [ 267.828273] ? print_usage_bug+0xc0/0xc0 [ 267.832327] ? __lock_acquire+0x62f/0x4c20 [ 267.837524] ? finish_task_switch+0x1f4/0x910 [ 267.842012] ? __lock_acquire+0x62f/0x4c20 [ 267.846234] ? mark_held_locks+0x130/0x130 [ 267.850457] ? __lock_acquire+0x62f/0x4c20 [ 267.854678] ? kasan_check_read+0x11/0x20 [ 267.858817] ? finish_task_switch+0x1f4/0x910 [ 267.863303] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.868395] ? compat_start_thread+0x80/0x80 [ 267.872811] ? mark_held_locks+0x130/0x130 [ 267.877036] ? mark_held_locks+0x130/0x130 [ 267.881261] ? finish_task_switch+0x1f4/0x910 [ 267.885746] ? finish_task_switch+0x1b4/0x910 [ 267.890230] ? __switch_to_asm+0x34/0x70 [ 267.894293] ? preempt_notifier_register+0x200/0x200 [ 267.899389] ? __switch_to_asm+0x34/0x70 [ 267.903458] ? __switch_to_asm+0x34/0x70 [ 267.907516] ? __switch_to_asm+0x34/0x70 [ 267.911570] ? __switch_to_asm+0x40/0x70 [ 267.915623] ? __switch_to_asm+0x34/0x70 [ 267.919678] ? __switch_to_asm+0x40/0x70 [ 267.923731] ? __switch_to_asm+0x34/0x70 [ 267.927785] ? __switch_to_asm+0x34/0x70 [ 267.931837] ? __switch_to_asm+0x34/0x70 [ 267.935893] ? __switch_to_asm+0x40/0x70 [ 267.939958] ? __switch_to_asm+0x34/0x70 [ 267.944010] ? __switch_to_asm+0x40/0x70 [ 267.948080] ? zap_class+0x640/0x640 [ 267.951785] ? __schedule+0x8d7/0x21d0 [ 267.955663] ? print_usage_bug+0xc0/0xc0 [ 267.959724] ? wait_consider_task+0x245/0x3bb0 [ 267.964301] ? zap_class+0x640/0x640 [ 267.968008] ? find_held_lock+0x36/0x1c0 [ 267.972066] ? memset+0x31/0x40 [ 267.975340] ? find_held_lock+0x36/0x1c0 [ 267.979410] ? get_signal+0x95b/0x1980 [ 267.983291] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.987780] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.992270] do_group_exit+0x177/0x440 [ 267.996152] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.001249] ? __ia32_sys_exit+0x50/0x50 [ 268.005315] get_signal+0x8b0/0x1980 [ 268.009030] ? ptrace_notify+0x130/0x130 [ 268.013090] ? zap_class+0x640/0x640 [ 268.016804] ? zap_class+0x640/0x640 [ 268.020505] ? zap_class+0x640/0x640 [ 268.024207] ? put_pid.part.2+0x1c5/0x240 [ 268.028348] ? find_held_lock+0x36/0x1c0 [ 268.032417] do_signal+0x9c/0x21c0 [ 268.035947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.041472] ? kernel_wait4+0x2e0/0x3f0 [ 268.045443] ? __ia32_sys_waitid+0x140/0x140 [ 268.049871] ? setup_sigcontext+0x7d0/0x7d0 [ 268.054185] ? task_stopped_code+0x190/0x190 [ 268.058589] ? exit_to_usermode_loop+0x8c/0x380 [ 268.063246] ? exit_to_usermode_loop+0x8c/0x380 [ 268.067908] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 268.072482] ? trace_hardirqs_on+0xbd/0x310 [ 268.076795] ? __do_sys_wait4+0xaf/0x150 [ 268.080848] ? do_syscall_64+0x6be/0x820 [ 268.084907] ? do_syscall_64+0x9a/0x820 [ 268.088869] ? do_syscall_64+0x9a/0x820 [ 268.092838] exit_to_usermode_loop+0x2e5/0x380 [ 268.097415] ? __bpf_trace_sys_exit+0x30/0x30 [ 268.101910] do_syscall_64+0x6be/0x820 [ 268.105873] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 268.111230] ? syscall_return_slowpath+0x5e0/0x5e0 [ 268.116153] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.120983] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.125988] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 268.131010] ? prepare_exit_to_usermode+0x291/0x3b0 [ 268.136021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.140877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.146056] RIP: 0033:0x41124a [ 268.149249] Code: Bad RIP value. [ 268.152603] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 268.160299] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 268.167553] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 268.174808] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 268.182066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 268.189322] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 268.196606] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 268.196650] aoe: skb alloc failure [ 268.203521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.203525] Call Trace: [ 268.203531] [ 268.203543] dump_stack+0x244/0x39d [ 268.203559] ? dump_stack_print_info.cold.1+0x20/0x20 [ 268.207095] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 268.216418] warn_alloc.cold.117+0xb7/0x1bd [ 268.218962] syz-executor1 cpuset= [ 268.221095] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.224687] / [ 268.229859] ? lock_downgrade+0x900/0x900 [ 268.240325] mems_allowed=0 [ 268.244638] ? trace_hardirqs_off+0xb8/0x310 [ 268.265988] ? trace_hardirqs_off+0xb8/0x310 [ 268.270389] __alloc_pages_slowpath+0x2660/0x2d70 [ 268.275244] ? warn_alloc+0x120/0x120 [ 268.279048] ? zap_class+0x640/0x640 [ 268.282746] ? warn_alloc+0x120/0x120 [ 268.286533] ? print_usage_bug+0xc0/0xc0 [ 268.290584] ? warn_alloc+0x120/0x120 [ 268.294379] ? print_usage_bug+0xc0/0xc0 [ 268.298445] ? __lock_acquire+0x62f/0x4c20 [ 268.302665] ? __lock_acquire+0x62f/0x4c20 [ 268.306889] ? __lock_acquire+0x62f/0x4c20 [ 268.311116] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.316642] ? should_fail+0x22d/0xd01 [ 268.320520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.325610] ? __lock_acquire+0x62f/0x4c20 [ 268.329835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.334922] ? __lock_acquire+0x62f/0x4c20 [ 268.339148] ? should_fail+0x22d/0xd01 [ 268.343030] ? mark_held_locks+0x130/0x130 [ 268.347266] ? mark_held_locks+0x130/0x130 [ 268.351483] ? do_raw_spin_unlock+0xa7/0x330 [ 268.355896] ? do_raw_spin_trylock+0x270/0x270 [ 268.360469] ? zap_class+0x640/0x640 [ 268.364171] ? print_usage_bug+0xc0/0xc0 [ 268.368238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.373777] ? check_preemption_disabled+0x48/0x280 [ 268.378792] ? __lock_is_held+0xb5/0x140 [ 268.382843] __alloc_pages_nodemask+0xa80/0xde0 [ 268.387501] ? zap_class+0x640/0x640 [ 268.391205] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 268.396215] ? find_held_lock+0x36/0x1c0 [ 268.400270] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.404923] ? lock_downgrade+0x900/0x900 [ 268.409062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.414589] cache_grow_begin+0xa5/0x8c0 [ 268.418635] ? do_raw_spin_unlock+0xa7/0x330 [ 268.423041] fallback_alloc+0x204/0x2e0 [ 268.427005] ____cache_alloc_node+0x1c7/0x1e0 [ 268.431496] kmem_cache_alloc_node+0xe3/0x730 [ 268.435978] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.440207] __alloc_skb+0x119/0x770 [ 268.443915] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.449191] ? netdev_alloc_frag+0x1f0/0x1f0 [ 268.453596] ? lock_downgrade+0x900/0x900 [ 268.457734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.463258] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.468698] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.474132] ? addrconf_rs_timer+0x690/0x690 [ 268.478536] ndisc_alloc_skb+0x144/0x340 [ 268.482585] ndisc_send_rs+0x331/0x6e0 [ 268.486460] addrconf_rs_timer+0x314/0x690 [ 268.490689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.494922] call_timer_fn+0x272/0x920 [ 268.498794] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.503016] ? process_timeout+0x40/0x40 [ 268.507077] ? __run_timers+0x7da/0xc70 [ 268.511044] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.515524] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.520008] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.524244] ? lockdep_hardirqs_on+0x296/0x5b0 [ 268.528816] ? trace_hardirqs_on+0xbd/0x310 [ 268.533130] ? kasan_check_read+0x11/0x20 [ 268.537269] ? __run_timers+0x7da/0xc70 [ 268.541235] ? trace_hardirqs_off_caller+0x310/0x310 [ 268.546341] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.550575] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.554802] __run_timers+0x7e5/0xc70 [ 268.558604] ? timer_fixup_init+0x70/0x70 [ 268.562748] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 268.567761] ? zap_class+0x640/0x640 [ 268.571470] ? enqueue_hrtimer+0x1a5/0x560 [ 268.575700] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 268.580892] ? find_held_lock+0x36/0x1c0 [ 268.584948] ? zap_class+0x640/0x640 [ 268.588656] ? pvclock_read_flags+0x160/0x160 [ 268.593144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.598671] ? check_preemption_disabled+0x48/0x280 [ 268.603683] ? __lock_is_held+0xb5/0x140 [ 268.607741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.613273] ? check_preemption_disabled+0x48/0x280 [ 268.618287] run_timer_softirq+0x52/0xb0 [ 268.622347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 268.627354] __do_softirq+0x308/0xb7e [ 268.631148] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 268.635632] ? lock_downgrade+0x900/0x900 [ 268.639773] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.644876] ? pvclock_read_flags+0x160/0x160 [ 268.649366] ? lapic_next_event+0x5a/0x90 [ 268.653507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.659042] ? kvm_clock_read+0x18/0x30 [ 268.663009] ? kvm_sched_clock_read+0x9/0x20 [ 268.667413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.672938] ? check_preemption_disabled+0x48/0x280 [ 268.677953] irq_exit+0x17f/0x1c0 [ 268.681410] smp_apic_timer_interrupt+0x1cb/0x760 [ 268.686245] ? smp_call_function_single_interrupt+0x159/0x650 [ 268.692121] ? smp_call_function_single_interrupt+0x650/0x650 [ 268.697999] ? interrupt_entry+0xb5/0xc0 [ 268.702055] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.707085] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.712094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.716931] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.721938] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.726944] ? task_prio+0x50/0x50 [ 268.730479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.736009] ? check_preemption_disabled+0x48/0x280 [ 268.741020] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.745863] apic_timer_interrupt+0xf/0x20 [ 268.750083] [ 268.752326] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 268.758219] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 268.777109] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 268.784812] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 268.792073] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 268.799331] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 268.806604] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 268.813861] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 268.821140] ? save_stack+0xa9/0xd0 [ 268.824766] __kmalloc_node_track_caller+0x33/0x70 [ 268.829687] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 268.834444] pskb_expand_head+0x230/0x10f0 [ 268.838687] ? memcpy+0x45/0x50 [ 268.841956] ? __copy_skb_header+0x350/0x6b0 [ 268.846353] ? skb_release_data+0x880/0x880 [ 268.850659] ? __alloc_skb+0x770/0x770 [ 268.854557] ? __lock_is_held+0xb5/0x140 [ 268.858623] ? kasan_check_write+0x14/0x20 [ 268.862840] ? __skb_clone+0x6c7/0xa00 [ 268.866719] ? __copy_skb_header+0x6b0/0x6b0 [ 268.871120] ? kmem_cache_alloc+0x33a/0x730 [ 268.875446] skb_ensure_writable+0x3dd/0x640 [ 268.879851] ? skb_checksum_setup+0xaa0/0xaa0 [ 268.884339] ? check_preemption_disabled+0x48/0x280 [ 268.889349] ? __this_cpu_preempt_check+0x1c/0x20 [ 268.894179] ? __bpf_redirect+0x54b/0xb20 [ 268.898326] bpf_clone_redirect+0x14a/0x490 [ 268.902663] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 268.907666] ? __sched_text_start+0x8/0x8 [ 268.911801] ? retint_kernel+0x2d/0x2d [ 268.915679] ? find_held_lock+0x36/0x1c0 [ 268.919736] ? lock_acquire+0x1ed/0x520 [ 268.923700] ? bpf_test_run+0x3cb/0x780 [ 268.927663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.933187] ? check_preemption_disabled+0x48/0x280 [ 268.938194] ? kasan_check_read+0x11/0x20 [ 268.942333] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.947686] ? rcu_softirq_qs+0x20/0x20 [ 268.951649] ? preempt_schedule+0x4d/0x60 [ 268.955785] ? ___preempt_schedule+0x16/0x18 [ 268.960186] ? bpf_test_run+0x25d/0x780 [ 268.964246] ? netlink_diag_dump+0x2a0/0x2a0 [ 268.968653] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.974181] ? bpf_test_init.isra.10+0x70/0x100 [ 268.978844] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 268.983598] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 268.988449] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 268.993974] ? fput+0x130/0x1a0 [ 268.997242] ? __bpf_prog_get+0x9b/0x290 [ 269.001308] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 269.006142] ? bpf_prog_test_run+0x130/0x1a0 [ 269.010543] ? __x64_sys_bpf+0x3d8/0x520 [ 269.014592] ? bpf_prog_get+0x20/0x20 [ 269.018393] ? do_syscall_64+0x1b9/0x820 [ 269.022438] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 269.027787] ? syscall_return_slowpath+0x5e0/0x5e0 [ 269.033196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.038026] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.043045] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 269.048050] ? prepare_exit_to_usermode+0x291/0x3b0 [ 269.053058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.057893] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.063250] warn_alloc_show_mem: 1 callbacks suppressed [ 269.063258] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 269.063259] Mem-Info: [ 269.063303] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 269.063303] active_file:9 inactive_file:21 isolated_file:0 [ 269.063303] unevictable:0 dirty:0 writeback:0 unstable:0 [ 269.063303] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 269.063303] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 269.063303] free:13789 free_pcp:199 free_cma:0 [ 269.068617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.068623] Call Trace: [ 269.075543] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.077923] [ 269.110682] Node 0 [ 269.120015] dump_stack+0x244/0x39d [ 269.122586] 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 [ 269.149786] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.151899] lowmem_reserve[]: 0 [ 269.154131] warn_alloc.cold.117+0xb7/0x1bd [ 269.157717] 2818 6321 [ 269.183201] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 269.188359] 6321 [ 269.191623] ? lock_downgrade+0x900/0x900 [ 269.198823] ? trace_hardirqs_off+0xb8/0x310 [ 269.203635] Node 0 [ 269.205684] ? trace_hardirqs_off+0xb8/0x310 [ 269.209831] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 269.214204] __alloc_pages_slowpath+0x2660/0x2d70 [ 269.216407] lowmem_reserve[]: [ 269.220817] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 269.247914] 0 0 [ 269.252745] ? warn_alloc+0x120/0x120 [ 269.255813] 3503 [ 269.261591] ? __lock_acquire+0x62f/0x4c20 [ 269.263532] 3503 [ 269.267320] ? __lock_acquire+0x62f/0x4c20 [ 269.269350] Node 0 [ 269.273565] ? warn_alloc+0x120/0x120 [ 269.275616] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 269.279811] ? print_usage_bug+0xc0/0xc0 [ 269.282018] lowmem_reserve[]: 0 [ 269.285806] ? warn_alloc+0x120/0x120 [ 269.314045] 0 0 [ 269.318092] ? print_usage_bug+0xc0/0xc0 [ 269.321347] 0 [ 269.325135] ? mark_held_locks+0x130/0x130 [ 269.327078] Node 0 [ 269.331129] ? mark_held_locks+0x130/0x130 [ 269.332900] DMA: 1*4kB [ 269.337124] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.339336] (U) [ 269.343551] ? should_fail+0x22d/0xd01 [ 269.346111] 0*8kB 0*16kB [ 269.351634] ? zap_class+0x640/0x640 [ 269.353591] 1*32kB [ 269.357455] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.360178] (U) [ 269.363877] ? __lock_acquire+0x62f/0x4c20 [ 269.366078] 2*64kB (U) [ 269.371166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.373104] 1*128kB (U) [ 269.377328] ? should_fail+0x22d/0xd01 [ 269.379875] 1*256kB (U) [ 269.384980] ? mark_held_locks+0x130/0x130 [ 269.387614] 0*512kB [ 269.391481] ? mark_held_locks+0x130/0x130 [ 269.394117] 1*1024kB [ 269.398332] ? lock_downgrade+0x900/0x900 [ 269.400621] (U) [ 269.404834] ? zap_class+0x640/0x640 [ 269.407211] 1*2048kB (M) [ 269.411366] ? zap_class+0x640/0x640 [ 269.413313] 3*4096kB [ 269.417005] ? zap_class+0x640/0x640 [ 269.419735] (M) [ 269.423443] ? do_raw_spin_unlock+0xa7/0x330 [ 269.425827] = 15908kB [ 269.425832] Node 0 [ 269.429529] ? trace_hardirqs_on+0x310/0x310 [ 269.431467] DMA32: 3*4kB [ 269.435870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.438255] (UM) [ 269.440475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.444845] 283*8kB (UM) [ 269.447589] ? check_preemption_disabled+0x48/0x280 [ 269.453086] 189*16kB (UM) [ 269.455141] ? __lock_is_held+0xb5/0x140 [ 269.460636] 116*32kB (M) [ 269.463393] __alloc_pages_nodemask+0xa80/0xde0 [ 269.468374] 38*64kB [ 269.471199] ? zap_class+0x640/0x640 [ 269.475222] (M) [ 269.477969] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 269.482597] 10*128kB (M) [ 269.484913] ? find_held_lock+0x36/0x1c0 [ 269.488584] 5*256kB (UM) [ 269.490553] ? ____cache_alloc_node+0x1c7/0x1e0 [ 269.495528] 4*512kB (UM) [ 269.498272] ? lock_downgrade+0x900/0x900 [ 269.502297] 3*1024kB [ 269.505039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.509673] (M) [ 269.512412] cache_grow_begin+0xa5/0x8c0 [ 269.516519] 3*2048kB (UM) [ 269.518917] ? do_raw_spin_unlock+0xa7/0x330 [ 269.524422] 0*4096kB [ 269.526385] fallback_alloc+0x204/0x2e0 [ 269.530410] = 25268kB [ 269.533247] ____cache_alloc_node+0x1c7/0x1e0 [ 269.537618] Node 0 [ 269.540014] kmem_cache_alloc_node+0xe3/0x730 [ 269.543948] Normal: 191*4kB [ 269.546348] ? lockdep_hardirqs_on+0x296/0x5b0 [ 269.550801] (UME) 562*8kB [ 269.553042] __alloc_skb+0x119/0x770 [ 269.557492] (MEH) 243*16kB [ 269.560502] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 269.565061] (UMEH) [ 269.567889] ? netdev_alloc_frag+0x1f0/0x1f0 [ 269.571573] 85*32kB [ 269.574487] ? vprintk_default+0x28/0x30 [ 269.579825] (UM) 1*64kB [ 269.582050] ? vprintk_func+0x85/0x181 [ 269.586426] (U) [ 269.588728] ? printk+0xa7/0xcf [ 269.592758] 0*128kB [ 269.595408] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 269.599261] 2*256kB [ 269.601246] new_skb+0x26/0x1c0 [ 269.604486] (UH) 1*512kB [ 269.606801] aoecmd_cfg+0x279/0x7f0 [ 269.611521] (U) [ 269.613840] ? find_held_lock+0x36/0x1c0 [ 269.617085] 1*1024kB (U) [ 269.619830] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 269.623423] 0*2048kB [ 269.625380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.629403] 0*4096kB = 13980kB [ 269.632153] ? __lock_is_held+0xb5/0x140 [ 269.636445] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 269.638840] discover_timer+0x50/0x60 [ 269.644341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 269.647531] call_timer_fn+0x272/0x920 [ 269.651558] 168 total pagecache pages [ 269.660372] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 269.664145] 0 pages in swap cache [ 269.672695] ? process_timeout+0x40/0x40 [ 269.676551] Swap cache stats: add 0, delete 0, find 0/0 [ 269.680332] ? __run_timers+0x7da/0xc70 [ 269.685136] Free swap = 0kB [ 269.688572] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.692595] Total swap = 0kB [ 269.697937] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.701874] 1965979 pages RAM [ 269.704872] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 269.709330] 0 pages HighMem/MovableOnly [ 269.709336] 342867 pages reserved [ 269.712347] ? lockdep_hardirqs_on+0x296/0x5b0 [ 269.716808] 0 pages cma reserved [ 269.719904] ? trace_hardirqs_on+0xbd/0x310 [ 269.724764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.728663] ? kasan_check_read+0x11/0x20 [ 269.728677] ? __run_timers+0x7da/0xc70 [ 269.732168] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.736660] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.740000] syz-executor0 cpuset= [ 269.744300] ? __queue_work+0x1440/0x1440 [ 269.750757] syz0 [ 269.754887] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 269.758828] mems_allowed=0 [ 269.769290] __run_timers+0x7e5/0xc70 [ 269.795370] ? timer_fixup_init+0x70/0x70 [ 269.799510] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 269.804512] ? zap_class+0x640/0x640 [ 269.808221] ? enqueue_hrtimer+0x1a5/0x560 [ 269.812445] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 269.817629] ? find_held_lock+0x36/0x1c0 [ 269.821693] ? pvclock_read_flags+0x160/0x160 [ 269.826182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.831713] ? check_preemption_disabled+0x48/0x280 [ 269.836726] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 269.842250] ? rcu_pm_notify+0xc0/0xc0 [ 269.846131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.851655] ? check_preemption_disabled+0x48/0x280 [ 269.856677] run_timer_softirq+0x52/0xb0 [ 269.860724] ? rcu_read_lock_sched_held+0x14f/0x180 [ 269.865734] __do_softirq+0x308/0xb7e [ 269.869527] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 269.874007] ? lock_downgrade+0x900/0x900 [ 269.878147] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 269.883247] ? pvclock_read_flags+0x160/0x160 [ 269.887735] ? lapic_next_event+0x5a/0x90 [ 269.891877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.897403] ? kvm_clock_read+0x18/0x30 [ 269.901365] ? kvm_sched_clock_read+0x9/0x20 [ 269.905765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.911291] ? check_preemption_disabled+0x48/0x280 [ 269.916301] irq_exit+0x17f/0x1c0 [ 269.919741] smp_apic_timer_interrupt+0x1cb/0x760 [ 269.924568] ? smp_reschedule_interrupt+0x109/0x650 [ 269.929574] ? smp_call_function_single_interrupt+0x650/0x650 [ 269.935447] ? interrupt_entry+0xb5/0xc0 [ 269.939499] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.944509] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.949518] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.954346] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.959353] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.964369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.969213] apic_timer_interrupt+0xf/0x20 [ 269.973429] [ 269.975654] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 269.980831] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 269.999718] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 270.007414] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 270.014669] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 270.021929] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 270.029223] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 270.036479] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 270.043759] do_exit+0x11f8/0x26d0 [ 270.047289] ? run_rebalance_domains+0x500/0x500 [ 270.052049] ? mm_update_next_owner+0x990/0x990 [ 270.056721] ? print_usage_bug+0xc0/0xc0 [ 270.060771] ? print_usage_bug+0xc0/0xc0 [ 270.064827] ? __lock_acquire+0x62f/0x4c20 [ 270.069056] ? finish_task_switch+0x1f4/0x910 [ 270.073541] ? __lock_acquire+0x62f/0x4c20 [ 270.077767] ? mark_held_locks+0x130/0x130 [ 270.081987] ? __lock_acquire+0x62f/0x4c20 [ 270.086213] ? kasan_check_read+0x11/0x20 [ 270.090350] ? finish_task_switch+0x1f4/0x910 [ 270.094833] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.099924] ? compat_start_thread+0x80/0x80 [ 270.104339] ? mark_held_locks+0x130/0x130 [ 270.108563] ? mark_held_locks+0x130/0x130 [ 270.112786] ? finish_task_switch+0x1f4/0x910 [ 270.117271] ? finish_task_switch+0x1b4/0x910 [ 270.121754] ? __switch_to_asm+0x34/0x70 [ 270.125817] ? preempt_notifier_register+0x200/0x200 [ 270.130908] ? __switch_to_asm+0x34/0x70 [ 270.134960] ? __switch_to_asm+0x34/0x70 [ 270.139009] ? __switch_to_asm+0x34/0x70 [ 270.143057] ? __switch_to_asm+0x40/0x70 [ 270.147120] ? __switch_to_asm+0x34/0x70 [ 270.151183] ? __switch_to_asm+0x40/0x70 [ 270.155247] ? __switch_to_asm+0x34/0x70 [ 270.159295] ? __switch_to_asm+0x34/0x70 [ 270.163343] ? __switch_to_asm+0x34/0x70 [ 270.167392] ? __switch_to_asm+0x40/0x70 [ 270.171441] ? __switch_to_asm+0x34/0x70 [ 270.175494] ? __switch_to_asm+0x40/0x70 [ 270.179549] ? zap_class+0x640/0x640 [ 270.183253] ? __schedule+0x8d7/0x21d0 [ 270.187130] ? print_usage_bug+0xc0/0xc0 [ 270.191194] ? wait_consider_task+0x245/0x3bb0 [ 270.195765] ? zap_class+0x640/0x640 [ 270.199468] ? find_held_lock+0x36/0x1c0 [ 270.203522] ? memset+0x31/0x40 [ 270.206796] ? find_held_lock+0x36/0x1c0 [ 270.210855] ? get_signal+0x95b/0x1980 [ 270.214732] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.219219] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.223705] do_group_exit+0x177/0x440 [ 270.227580] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.232669] ? __ia32_sys_exit+0x50/0x50 [ 270.236737] get_signal+0x8b0/0x1980 [ 270.240453] ? ptrace_notify+0x130/0x130 [ 270.244499] ? zap_class+0x640/0x640 [ 270.248208] ? zap_class+0x640/0x640 [ 270.251909] ? zap_class+0x640/0x640 [ 270.255611] ? put_pid.part.2+0x1c5/0x240 [ 270.259750] ? find_held_lock+0x36/0x1c0 [ 270.263805] do_signal+0x9c/0x21c0 [ 270.267332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.272856] ? kernel_wait4+0x2e0/0x3f0 [ 270.276817] ? __ia32_sys_waitid+0x140/0x140 [ 270.281217] ? setup_sigcontext+0x7d0/0x7d0 [ 270.285529] ? task_stopped_code+0x190/0x190 [ 270.289927] ? exit_to_usermode_loop+0x8c/0x380 [ 270.294584] ? exit_to_usermode_loop+0x8c/0x380 [ 270.299242] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 270.303814] ? trace_hardirqs_on+0xbd/0x310 [ 270.308133] ? __do_sys_wait4+0xaf/0x150 [ 270.312186] ? do_syscall_64+0x6be/0x820 [ 270.316243] ? do_syscall_64+0x9a/0x820 [ 270.320219] ? do_syscall_64+0x9a/0x820 [ 270.324192] exit_to_usermode_loop+0x2e5/0x380 [ 270.328761] ? __bpf_trace_sys_exit+0x30/0x30 [ 270.333252] do_syscall_64+0x6be/0x820 [ 270.337128] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 270.342480] ? syscall_return_slowpath+0x5e0/0x5e0 [ 270.347400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.352245] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.357249] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 270.362254] ? prepare_exit_to_usermode+0x291/0x3b0 [ 270.367259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.372094] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.377270] RIP: 0033:0x41124a [ 270.380458] Code: Bad RIP value. [ 270.383806] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 270.391502] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 270.398756] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 270.406009] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 270.413263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 270.420517] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 270.427801] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 270.427841] aoe: skb alloc failure [ 270.434711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.434716] Call Trace: [ 270.434722] [ 270.434735] dump_stack+0x244/0x39d [ 270.434751] ? dump_stack_print_info.cold.1+0x20/0x20 [ 270.438278] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.447601] warn_alloc.cold.117+0xb7/0x1bd [ 270.450147] syz-executor1 cpuset= [ 270.452284] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.455876] / [ 270.461050] ? lock_downgrade+0x900/0x900 [ 270.471500] mems_allowed=0 [ 270.475803] ? trace_hardirqs_off+0xb8/0x310 [ 270.497141] ? trace_hardirqs_off+0xb8/0x310 [ 270.501551] __alloc_pages_slowpath+0x2660/0x2d70 [ 270.506398] ? warn_alloc+0x120/0x120 [ 270.510197] ? warn_alloc+0x120/0x120 [ 270.513985] ? print_usage_bug+0xc0/0xc0 [ 270.518034] ? warn_alloc+0x120/0x120 [ 270.521820] ? print_usage_bug+0xc0/0xc0 [ 270.525867] ? __lock_acquire+0x62f/0x4c20 [ 270.530086] ? __lock_acquire+0x62f/0x4c20 [ 270.534310] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.539829] ? should_fail+0x22d/0xd01 [ 270.543702] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.548968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.554054] ? __lock_acquire+0x62f/0x4c20 [ 270.558277] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.563364] ? __lock_acquire+0x62f/0x4c20 [ 270.567594] ? should_fail+0x22d/0xd01 [ 270.571467] ? rcu_irq_exit+0x1a2/0x390 [ 270.575433] ? mark_held_locks+0x130/0x130 [ 270.579658] ? mark_held_locks+0x130/0x130 [ 270.583881] ? mark_held_locks+0xc7/0x130 [ 270.588029] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 270.593035] ? zap_class+0x640/0x640 [ 270.596737] ? print_usage_bug+0xc0/0xc0 [ 270.600787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.606312] ? check_preemption_disabled+0x48/0x280 [ 270.611332] ? __lock_is_held+0xb5/0x140 [ 270.615387] __alloc_pages_nodemask+0xa80/0xde0 [ 270.620042] ? zap_class+0x640/0x640 [ 270.623746] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 270.628759] ? find_held_lock+0x36/0x1c0 [ 270.632813] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.637470] ? lock_downgrade+0x900/0x900 [ 270.641611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.647148] cache_grow_begin+0xa5/0x8c0 [ 270.651195] ? do_raw_spin_unlock+0xa7/0x330 [ 270.655595] fallback_alloc+0x204/0x2e0 [ 270.659561] ____cache_alloc_node+0x1c7/0x1e0 [ 270.664044] kmem_cache_alloc_node+0xe3/0x730 [ 270.668524] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.672751] __alloc_skb+0x119/0x770 [ 270.676454] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.681726] ? netdev_alloc_frag+0x1f0/0x1f0 [ 270.686122] ? lock_downgrade+0x900/0x900 [ 270.690276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.695801] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.701255] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.706692] ? addrconf_rs_timer+0x690/0x690 [ 270.711096] ndisc_alloc_skb+0x144/0x340 [ 270.715165] ndisc_send_rs+0x331/0x6e0 [ 270.719042] addrconf_rs_timer+0x314/0x690 [ 270.723291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.727529] call_timer_fn+0x272/0x920 [ 270.731412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.735634] ? process_timeout+0x40/0x40 [ 270.739690] ? __run_timers+0x7da/0xc70 [ 270.743653] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.748141] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.752623] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.756845] ? lockdep_hardirqs_on+0x296/0x5b0 [ 270.761415] ? trace_hardirqs_on+0xbd/0x310 [ 270.765727] ? kasan_check_read+0x11/0x20 [ 270.769884] ? __run_timers+0x7da/0xc70 [ 270.773844] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.778940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.783160] __run_timers+0x7e5/0xc70 [ 270.786955] ? timer_fixup_init+0x70/0x70 [ 270.791092] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 270.796099] ? zap_class+0x640/0x640 [ 270.799813] ? enqueue_hrtimer+0x1a5/0x560 [ 270.804047] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 270.809230] ? find_held_lock+0x36/0x1c0 [ 270.813299] ? zap_class+0x640/0x640 [ 270.816999] ? pvclock_read_flags+0x160/0x160 [ 270.821482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.827003] ? check_preemption_disabled+0x48/0x280 [ 270.832014] ? __lock_is_held+0xb5/0x140 [ 270.836096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.841636] ? check_preemption_disabled+0x48/0x280 [ 270.846654] run_timer_softirq+0x52/0xb0 [ 270.850699] ? rcu_read_lock_sched_held+0x14f/0x180 [ 270.855704] __do_softirq+0x308/0xb7e [ 270.859491] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 270.863971] ? lock_downgrade+0x900/0x900 [ 270.868105] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 270.873207] ? pvclock_read_flags+0x160/0x160 [ 270.877691] ? lapic_next_event+0x5a/0x90 [ 270.881829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.887362] ? kvm_clock_read+0x18/0x30 [ 270.891329] ? kvm_sched_clock_read+0x9/0x20 [ 270.895729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.901266] ? check_preemption_disabled+0x48/0x280 [ 270.906278] irq_exit+0x17f/0x1c0 [ 270.909721] smp_apic_timer_interrupt+0x1cb/0x760 [ 270.914550] ? smp_call_function_single_interrupt+0x159/0x650 [ 270.920421] ? smp_call_function_single_interrupt+0x650/0x650 [ 270.926303] ? interrupt_entry+0xb5/0xc0 [ 270.930354] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.935358] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.940360] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.945194] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.950207] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.955215] ? task_prio+0x50/0x50 [ 270.958744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.964272] ? check_preemption_disabled+0x48/0x280 [ 270.969281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.974144] apic_timer_interrupt+0xf/0x20 [ 270.978360] [ 270.980587] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 270.986461] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 271.005362] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 271.013061] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 271.020317] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 271.027573] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 271.035292] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 271.042552] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 271.049838] ? save_stack+0xa9/0xd0 [ 271.053482] __kmalloc_node_track_caller+0x33/0x70 [ 271.058402] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 271.063157] pskb_expand_head+0x230/0x10f0 [ 271.067387] ? memcpy+0x45/0x50 [ 271.070656] ? __copy_skb_header+0x350/0x6b0 [ 271.075052] ? skb_release_data+0x880/0x880 [ 271.079361] ? __alloc_skb+0x770/0x770 [ 271.083244] ? __lock_is_held+0xb5/0x140 [ 271.087300] ? kasan_check_write+0x14/0x20 [ 271.091518] ? __skb_clone+0x6c7/0xa00 [ 271.095404] ? __copy_skb_header+0x6b0/0x6b0 [ 271.099794] ? kmem_cache_alloc+0x33a/0x730 [ 271.104125] skb_ensure_writable+0x3dd/0x640 [ 271.108543] ? skb_checksum_setup+0xaa0/0xaa0 [ 271.113021] ? check_preemption_disabled+0x48/0x280 [ 271.118030] ? __this_cpu_preempt_check+0x1c/0x20 [ 271.122862] ? __bpf_redirect+0x54b/0xb20 [ 271.127001] bpf_clone_redirect+0x14a/0x490 [ 271.131322] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 271.136325] ? __sched_text_start+0x8/0x8 [ 271.140460] ? retint_kernel+0x2d/0x2d [ 271.144341] ? find_held_lock+0x36/0x1c0 [ 271.148394] ? lock_acquire+0x1ed/0x520 [ 271.152357] ? bpf_test_run+0x3cb/0x780 [ 271.156317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.161839] ? check_preemption_disabled+0x48/0x280 [ 271.167654] ? kasan_check_read+0x11/0x20 [ 271.171790] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.177060] ? rcu_softirq_qs+0x20/0x20 [ 271.181029] ? preempt_schedule+0x4d/0x60 [ 271.185172] ? ___preempt_schedule+0x16/0x18 [ 271.189571] ? bpf_test_run+0x25d/0x780 [ 271.193537] ? netlink_diag_dump+0x2a0/0x2a0 [ 271.198059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.203589] ? bpf_test_init.isra.10+0x70/0x100 [ 271.208250] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 271.212998] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.217824] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 271.223347] ? fput+0x130/0x1a0 [ 271.226617] ? __bpf_prog_get+0x9b/0x290 [ 271.230663] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.235488] ? bpf_prog_test_run+0x130/0x1a0 [ 271.239882] ? __x64_sys_bpf+0x3d8/0x520 [ 271.243928] ? bpf_prog_get+0x20/0x20 [ 271.247728] ? do_syscall_64+0x1b9/0x820 [ 271.251779] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 271.257134] ? syscall_return_slowpath+0x5e0/0x5e0 [ 271.262047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.266876] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.271888] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 271.276894] ? prepare_exit_to_usermode+0x291/0x3b0 [ 271.281897] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.286731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.292102] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 271.292105] warn_alloc_show_mem: 1 callbacks suppressed [ 271.292111] Mem-Info: [ 271.299014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.299020] Call Trace: [ 271.304381] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 271.304381] active_file:9 inactive_file:21 isolated_file:0 [ 271.304381] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.304381] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 271.304381] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 271.304381] free:13789 free_pcp:199 free_cma:0 [ 271.306760] [ 271.316119] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 271.318680] dump_stack+0x244/0x39d [ 271.351439] Node 0 [ 271.353593] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.380811] 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 [ 271.384409] warn_alloc.cold.117+0xb7/0x1bd [ 271.386608] lowmem_reserve[]: [ 271.391780] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.417239] 0 2818 [ 271.421549] ? lock_downgrade+0x900/0x900 [ 271.424619] 6321 [ 271.429446] ? trace_hardirqs_off+0xb8/0x310 [ 271.431659] 6321 [ 271.435795] ? trace_hardirqs_off+0xb8/0x310 [ 271.437823] Node 0 [ 271.442218] __alloc_pages_slowpath+0x2660/0x2d70 [ 271.444268] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 271.448652] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 271.450840] lowmem_reserve[]: 0 [ 271.455668] ? warn_alloc+0x120/0x120 [ 271.482779] 0 3503 [ 271.488575] ? __lock_acquire+0x62f/0x4c20 [ 271.491813] 3503 [ 271.495600] ? __lock_acquire+0x62f/0x4c20 [ 271.497820] Node 0 [ 271.502034] ? warn_alloc+0x120/0x120 [ 271.504099] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 271.508293] ? print_usage_bug+0xc0/0xc0 [ 271.510493] lowmem_reserve[]: 0 [ 271.514281] ? warn_alloc+0x120/0x120 [ 271.542522] 0 0 [ 271.546577] ? print_usage_bug+0xc0/0xc0 [ 271.549815] 0 [ 271.553603] ? mark_held_locks+0x130/0x130 [ 271.555549] Node 0 [ 271.559595] ? mark_held_locks+0x130/0x130 [ 271.561366] DMA: 1*4kB [ 271.565595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.567797] (U) [ 271.572015] ? should_fail+0x22d/0xd01 [ 271.574565] 0*8kB 0*16kB [ 271.580089] ? zap_class+0x640/0x640 [ 271.582029] 1*32kB (U) [ 271.585908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.588647] 2*64kB [ 271.592350] ? __lock_acquire+0x62f/0x4c20 [ 271.594905] (U) [ 271.599991] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.602194] 1*128kB (U) [ 271.606415] ? should_fail+0x22d/0xd01 [ 271.608360] 1*256kB [ 271.613467] ? mark_held_locks+0x130/0x130 [ 271.616101] (U) [ 271.619970] ? mark_held_locks+0x130/0x130 [ 271.622258] 0*512kB 1*1024kB [ 271.626509] ? lock_downgrade+0x900/0x900 [ 271.628452] (U) 1*2048kB [ 271.632690] ? zap_class+0x640/0x640 [ 271.635765] (M) [ 271.639895] ? zap_class+0x640/0x640 [ 271.642624] 3*4096kB [ 271.646320] ? zap_class+0x640/0x640 [ 271.648265] (M) [ 271.651959] ? do_raw_spin_unlock+0xa7/0x330 [ 271.654335] = 15908kB [ 271.654341] Node 0 [ 271.658038] ? trace_hardirqs_on+0x310/0x310 [ 271.659989] DMA32: 3*4kB [ 271.664387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.666763] (UM) [ 271.668982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.673367] 283*8kB (UM) [ 271.676122] ? check_preemption_disabled+0x48/0x280 [ 271.681623] 189*16kB (UM) [ 271.683681] ? __lock_is_held+0xb5/0x140 [ 271.689179] 116*32kB (M) [ 271.691933] __alloc_pages_nodemask+0xa80/0xde0 [ 271.696910] 38*64kB (M) [ 271.699744] ? zap_class+0x640/0x640 [ 271.703767] 10*128kB (M) [ 271.706518] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 271.711150] 5*256kB (UM) [ 271.713815] ? find_held_lock+0x36/0x1c0 [ 271.717489] 4*512kB (UM) [ 271.720248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.725227] 3*1024kB (M) [ 271.727973] ? lock_downgrade+0x900/0x900 [ 271.731995] 3*2048kB (UM) [ 271.734743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.739374] 0*4096kB = 25268kB [ 271.742120] cache_grow_begin+0xa5/0x8c0 [ 271.746229] Node 0 Normal: [ 271.749065] ? do_raw_spin_unlock+0xa7/0x330 [ 271.754571] 191*4kB [ 271.757749] fallback_alloc+0x204/0x2e0 [ 271.761774] (UME) [ 271.764688] ____cache_alloc_node+0x1c7/0x1e0 [ 271.769063] 562*8kB [ 271.771368] kmem_cache_alloc_node+0xe3/0x730 [ 271.775309] (MEH) [ 271.777441] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.781918] 243*16kB [ 271.784225] __alloc_skb+0x119/0x770 [ 271.788679] (UMEH) [ 271.790810] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 271.795353] 85*32kB (UM) [ 271.797756] ? netdev_alloc_frag+0x1f0/0x1f0 [ 271.801434] 1*64kB (U) [ 271.803657] ? vprintk_default+0x28/0x30 [ 271.808986] 0*128kB [ 271.811725] ? vprintk_func+0x85/0x181 [ 271.816101] 2*256kB [ 271.818663] ? printk+0xa7/0xcf [ 271.822692] (UH) [ 271.824997] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 271.828845] 1*512kB (U) [ 271.831174] new_skb+0x26/0x1c0 [ 271.834419] 1*1024kB (U) [ 271.836469] aoecmd_cfg+0x279/0x7f0 [ 271.841194] 0*2048kB 0*4096kB [ 271.843848] ? find_held_lock+0x36/0x1c0 [ 271.847094] = 13980kB [ 271.847106] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 271.849841] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 271.853437] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 271.856609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.860642] 168 total pagecache pages [ 271.863076] ? __lock_is_held+0xb5/0x140 [ 271.871883] 0 pages in swap cache [ 271.876184] discover_timer+0x50/0x60 [ 271.884722] Swap cache stats: add 0, delete 0, find 0/0 [ 271.890236] call_timer_fn+0x272/0x920 [ 271.894003] Free swap = 0kB [ 271.898045] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 271.898058] ? process_timeout+0x40/0x40 [ 271.901477] Total swap = 0kB [ 271.905264] ? __run_timers+0x7da/0xc70 [ 271.910590] 1965979 pages RAM [ 271.914457] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.917438] 0 pages HighMem/MovableOnly [ 271.917444] 342867 pages reserved [ 271.922277] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.926298] 0 pages cma reserved [ 271.926357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.929300] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 271.929313] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.929328] ? trace_hardirqs_on+0xbd/0x310 [ 271.933332] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.936358] ? kasan_check_read+0x11/0x20 [ 271.940836] syz-executor0 cpuset= [ 271.944791] ? __run_timers+0x7da/0xc70 [ 271.948209] syz0 [ 271.952682] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.956036] mems_allowed=0 [ 271.962511] ? __queue_work+0x1440/0x1440 [ 272.012203] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 272.017036] __run_timers+0x7e5/0xc70 [ 272.020831] ? timer_fixup_init+0x70/0x70 [ 272.024975] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 272.029971] ? zap_class+0x640/0x640 [ 272.033676] ? enqueue_hrtimer+0x1a5/0x560 [ 272.037902] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 272.043083] ? find_held_lock+0x36/0x1c0 [ 272.047140] ? pvclock_read_flags+0x160/0x160 [ 272.051623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.057147] ? check_preemption_disabled+0x48/0x280 [ 272.062159] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 272.067681] ? rcu_pm_notify+0xc0/0xc0 [ 272.071555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.077080] ? check_preemption_disabled+0x48/0x280 [ 272.082087] run_timer_softirq+0x52/0xb0 [ 272.086133] ? rcu_read_lock_sched_held+0x14f/0x180 [ 272.091132] __do_softirq+0x308/0xb7e [ 272.094920] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 272.099409] ? lock_downgrade+0x900/0x900 [ 272.103559] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 272.108654] ? pvclock_read_flags+0x160/0x160 [ 272.113151] ? lapic_next_event+0x5a/0x90 [ 272.117287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.122816] ? kvm_clock_read+0x18/0x30 [ 272.126777] ? kvm_sched_clock_read+0x9/0x20 [ 272.131174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.136700] ? check_preemption_disabled+0x48/0x280 [ 272.141706] irq_exit+0x17f/0x1c0 [ 272.145150] smp_apic_timer_interrupt+0x1cb/0x760 [ 272.149977] ? smp_reschedule_interrupt+0x109/0x650 [ 272.154979] ? smp_call_function_single_interrupt+0x650/0x650 [ 272.160856] ? interrupt_entry+0xb5/0xc0 [ 272.164902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.169906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.174911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.179755] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.184768] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.189779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.194618] apic_timer_interrupt+0xf/0x20 [ 272.198838] [ 272.201073] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 272.206252] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 272.225153] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 272.232849] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 272.240104] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 272.247358] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 272.254609] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 272.261862] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 272.269136] do_exit+0x11f8/0x26d0 [ 272.272663] ? run_rebalance_domains+0x500/0x500 [ 272.277414] ? mm_update_next_owner+0x990/0x990 [ 272.282070] ? print_usage_bug+0xc0/0xc0 [ 272.286116] ? print_usage_bug+0xc0/0xc0 [ 272.290168] ? __lock_acquire+0x62f/0x4c20 [ 272.294397] ? finish_task_switch+0x1f4/0x910 [ 272.298882] ? __lock_acquire+0x62f/0x4c20 [ 272.303101] ? mark_held_locks+0x130/0x130 [ 272.307323] ? __lock_acquire+0x62f/0x4c20 [ 272.311547] ? kasan_check_read+0x11/0x20 [ 272.315680] ? finish_task_switch+0x1f4/0x910 [ 272.320163] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.325254] ? compat_start_thread+0x80/0x80 [ 272.329656] ? mark_held_locks+0x130/0x130 [ 272.333876] ? mark_held_locks+0x130/0x130 [ 272.338094] ? finish_task_switch+0x1f4/0x910 [ 272.342576] ? finish_task_switch+0x1b4/0x910 [ 272.347061] ? __switch_to_asm+0x34/0x70 [ 272.351112] ? preempt_notifier_register+0x200/0x200 [ 272.356200] ? __switch_to_asm+0x34/0x70 [ 272.360253] ? __switch_to_asm+0x34/0x70 [ 272.364303] ? __switch_to_asm+0x34/0x70 [ 272.368348] ? __switch_to_asm+0x40/0x70 [ 272.372414] ? __switch_to_asm+0x34/0x70 [ 272.376463] ? __switch_to_asm+0x40/0x70 [ 272.380511] ? __switch_to_asm+0x34/0x70 [ 272.384564] ? __switch_to_asm+0x34/0x70 [ 272.388611] ? __switch_to_asm+0x34/0x70 [ 272.392675] ? __switch_to_asm+0x40/0x70 [ 272.396724] ? __switch_to_asm+0x34/0x70 [ 272.400767] ? __switch_to_asm+0x40/0x70 [ 272.404818] ? zap_class+0x640/0x640 [ 272.408530] ? __schedule+0x8d7/0x21d0 [ 272.412403] ? print_usage_bug+0xc0/0xc0 [ 272.416466] ? wait_consider_task+0x245/0x3bb0 [ 272.421042] ? zap_class+0x640/0x640 [ 272.424762] ? find_held_lock+0x36/0x1c0 [ 272.428816] ? memset+0x31/0x40 [ 272.432084] ? find_held_lock+0x36/0x1c0 [ 272.436140] ? get_signal+0x95b/0x1980 [ 272.440021] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.444520] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.449009] do_group_exit+0x177/0x440 [ 272.452884] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.457972] ? __ia32_sys_exit+0x50/0x50 [ 272.462036] get_signal+0x8b0/0x1980 [ 272.465745] ? ptrace_notify+0x130/0x130 [ 272.469792] ? zap_class+0x640/0x640 [ 272.473498] ? zap_class+0x640/0x640 [ 272.477195] ? zap_class+0x640/0x640 [ 272.480893] ? put_pid.part.2+0x1c5/0x240 [ 272.485033] ? find_held_lock+0x36/0x1c0 [ 272.489085] do_signal+0x9c/0x21c0 [ 272.492631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.498153] ? kernel_wait4+0x2e0/0x3f0 [ 272.502115] ? __ia32_sys_waitid+0x140/0x140 [ 272.506514] ? setup_sigcontext+0x7d0/0x7d0 [ 272.510823] ? task_stopped_code+0x190/0x190 [ 272.515219] ? exit_to_usermode_loop+0x8c/0x380 [ 272.519876] ? exit_to_usermode_loop+0x8c/0x380 [ 272.524532] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 272.529099] ? trace_hardirqs_on+0xbd/0x310 [ 272.533405] ? __do_sys_wait4+0xaf/0x150 [ 272.537452] ? do_syscall_64+0x6be/0x820 [ 272.541509] ? do_syscall_64+0x9a/0x820 [ 272.545469] ? do_syscall_64+0x9a/0x820 [ 272.549437] exit_to_usermode_loop+0x2e5/0x380 [ 272.554019] ? __bpf_trace_sys_exit+0x30/0x30 [ 272.558511] do_syscall_64+0x6be/0x820 [ 272.562384] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 272.567736] ? syscall_return_slowpath+0x5e0/0x5e0 [ 272.572654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.577486] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.582518] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 272.587524] ? prepare_exit_to_usermode+0x291/0x3b0 [ 272.592538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.597376] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.602552] RIP: 0033:0x41124a [ 272.605740] Code: Bad RIP value. [ 272.609089] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 272.616784] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 272.624038] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 272.631293] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 272.638552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 272.645822] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 272.653097] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 272.653137] aoe: skb alloc failure [ 272.660006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.660010] Call Trace: [ 272.660015] [ 272.660027] dump_stack+0x244/0x39d [ 272.660043] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.663570] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.672919] warn_alloc.cold.117+0xb7/0x1bd [ 272.675466] syz-executor1 cpuset= [ 272.677621] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.681216] / [ 272.686385] ? lock_downgrade+0x900/0x900 [ 272.696863] mems_allowed=0 [ 272.701169] ? trace_hardirqs_off+0xb8/0x310 [ 272.722526] ? trace_hardirqs_off+0xb8/0x310 [ 272.726929] __alloc_pages_slowpath+0x2660/0x2d70 [ 272.731780] ? warn_alloc+0x120/0x120 [ 272.735573] ? warn_alloc+0x120/0x120 [ 272.739364] ? print_usage_bug+0xc0/0xc0 [ 272.743415] ? warn_alloc+0x120/0x120 [ 272.747208] ? print_usage_bug+0xc0/0xc0 [ 272.751257] ? __lock_acquire+0x62f/0x4c20 [ 272.755489] ? __lock_acquire+0x62f/0x4c20 [ 272.759716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.765245] ? should_fail+0x22d/0xd01 [ 272.769125] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.774215] ? __lock_acquire+0x62f/0x4c20 [ 272.778439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.783527] ? __lock_acquire+0x62f/0x4c20 [ 272.787753] ? should_fail+0x22d/0xd01 [ 272.791626] ? find_held_lock+0x36/0x1c0 [ 272.795678] ? mark_held_locks+0x130/0x130 [ 272.799918] ? mark_held_locks+0x130/0x130 [ 272.804138] ? zap_class+0x640/0x640 [ 272.807839] ? zap_class+0x640/0x640 [ 272.811541] ? print_usage_bug+0xc0/0xc0 [ 272.815588] ? do_raw_spin_unlock+0xa7/0x330 [ 272.819992] ? zap_class+0x640/0x640 [ 272.823689] ? print_usage_bug+0xc0/0xc0 [ 272.827735] ? wq_watchdog_touch+0x9c/0xfe [ 272.831974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.837514] ? check_preemption_disabled+0x48/0x280 [ 272.842519] ? __lock_is_held+0xb5/0x140 [ 272.846572] __alloc_pages_nodemask+0xa80/0xde0 [ 272.851228] ? zap_class+0x640/0x640 [ 272.854954] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 272.860011] ? find_held_lock+0x36/0x1c0 [ 272.864072] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.868726] ? lock_downgrade+0x900/0x900 [ 272.872866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.878393] cache_grow_begin+0xa5/0x8c0 [ 272.882440] ? do_raw_spin_unlock+0xa7/0x330 [ 272.886839] fallback_alloc+0x204/0x2e0 [ 272.890806] ____cache_alloc_node+0x1c7/0x1e0 [ 272.895292] kmem_cache_alloc_node+0xe3/0x730 [ 272.899772] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.904006] __alloc_skb+0x119/0x770 [ 272.907709] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.912976] ? netdev_alloc_frag+0x1f0/0x1f0 [ 272.917372] ? lock_downgrade+0x900/0x900 [ 272.921514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.927042] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.932509] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.937962] ? addrconf_rs_timer+0x690/0x690 [ 272.942363] ndisc_alloc_skb+0x144/0x340 [ 272.946423] ndisc_send_rs+0x331/0x6e0 [ 272.950312] addrconf_rs_timer+0x314/0x690 [ 272.954557] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.958805] call_timer_fn+0x272/0x920 [ 272.962683] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.966910] ? process_timeout+0x40/0x40 [ 272.970976] ? __run_timers+0x7da/0xc70 [ 272.974943] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.979428] ? _raw_spin_unlock_irq+0x27/0x80 [ 272.983911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.988139] ? lockdep_hardirqs_on+0x296/0x5b0 [ 272.992707] ? trace_hardirqs_on+0xbd/0x310 [ 272.997029] ? kasan_check_read+0x11/0x20 [ 273.001167] ? __run_timers+0x7da/0xc70 [ 273.005132] ? trace_hardirqs_off_caller+0x310/0x310 [ 273.010227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.014472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.018694] __run_timers+0x7e5/0xc70 [ 273.022489] ? timer_fixup_init+0x70/0x70 [ 273.026623] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 273.032178] ? zap_class+0x640/0x640 [ 273.035883] ? enqueue_hrtimer+0x1a5/0x560 [ 273.040107] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 273.045287] ? find_held_lock+0x36/0x1c0 [ 273.049355] ? zap_class+0x640/0x640 [ 273.053059] ? pvclock_read_flags+0x160/0x160 [ 273.057546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.063068] ? check_preemption_disabled+0x48/0x280 [ 273.068076] ? __lock_is_held+0xb5/0x140 [ 273.072124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.077646] ? check_preemption_disabled+0x48/0x280 [ 273.082650] run_timer_softirq+0x52/0xb0 [ 273.086698] ? rcu_read_lock_sched_held+0x14f/0x180 [ 273.091701] __do_softirq+0x308/0xb7e [ 273.095494] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 273.099978] ? lock_downgrade+0x900/0x900 [ 273.104118] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 273.109210] ? pvclock_read_flags+0x160/0x160 [ 273.113691] ? lapic_next_event+0x5a/0x90 [ 273.117833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.123360] ? kvm_clock_read+0x18/0x30 [ 273.127322] ? kvm_sched_clock_read+0x9/0x20 [ 273.131728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.137253] ? check_preemption_disabled+0x48/0x280 [ 273.142261] irq_exit+0x17f/0x1c0 [ 273.145701] smp_apic_timer_interrupt+0x1cb/0x760 [ 273.150527] ? smp_call_function_single_interrupt+0x159/0x650 [ 273.156394] ? smp_call_function_single_interrupt+0x650/0x650 [ 273.162262] ? interrupt_entry+0xb5/0xc0 [ 273.166318] ? trace_hardirqs_off_caller+0xbb/0x310 [ 273.171319] ? trace_hardirqs_off_caller+0xbb/0x310 [ 273.176323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.181149] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.186150] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.191150] ? task_prio+0x50/0x50 [ 273.194675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.200366] ? check_preemption_disabled+0x48/0x280 [ 273.205371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.210206] apic_timer_interrupt+0xf/0x20 [ 273.214422] [ 273.216649] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 273.222518] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 273.241403] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 273.249097] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 273.256352] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 273.263608] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 273.270859] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 273.278111] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 273.285385] ? save_stack+0xa9/0xd0 [ 273.289009] __kmalloc_node_track_caller+0x33/0x70 [ 273.293942] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 273.298696] pskb_expand_head+0x230/0x10f0 [ 273.302927] ? memcpy+0x45/0x50 [ 273.306193] ? __copy_skb_header+0x350/0x6b0 [ 273.310588] ? skb_release_data+0x880/0x880 [ 273.314892] ? __alloc_skb+0x770/0x770 [ 273.318779] ? __lock_is_held+0xb5/0x140 [ 273.322830] ? kasan_check_write+0x14/0x20 [ 273.327051] ? __skb_clone+0x6c7/0xa00 [ 273.330964] ? __copy_skb_header+0x6b0/0x6b0 [ 273.335378] ? kmem_cache_alloc+0x33a/0x730 [ 273.339693] skb_ensure_writable+0x3dd/0x640 [ 273.344089] ? skb_checksum_setup+0xaa0/0xaa0 [ 273.348587] ? check_preemption_disabled+0x48/0x280 [ 273.353593] ? __this_cpu_preempt_check+0x1c/0x20 [ 273.358477] ? __bpf_redirect+0x54b/0xb20 [ 273.362617] bpf_clone_redirect+0x14a/0x490 [ 273.366934] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 273.371937] ? __sched_text_start+0x8/0x8 [ 273.376075] ? retint_kernel+0x2d/0x2d [ 273.379954] ? find_held_lock+0x36/0x1c0 [ 273.384005] ? lock_acquire+0x1ed/0x520 [ 273.387964] ? bpf_test_run+0x3cb/0x780 [ 273.391928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.397450] ? check_preemption_disabled+0x48/0x280 [ 273.402454] ? kasan_check_read+0x11/0x20 [ 273.406586] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.411847] ? rcu_softirq_qs+0x20/0x20 [ 273.415806] ? preempt_schedule+0x4d/0x60 [ 273.419943] ? ___preempt_schedule+0x16/0x18 [ 273.424340] ? bpf_test_run+0x25d/0x780 [ 273.428320] ? netlink_diag_dump+0x2a0/0x2a0 [ 273.432718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.438239] ? bpf_test_init.isra.10+0x70/0x100 [ 273.442912] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 273.447660] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 273.452489] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 273.458030] ? fput+0x130/0x1a0 [ 273.461323] ? __bpf_prog_get+0x9b/0x290 [ 273.465372] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 273.470199] ? bpf_prog_test_run+0x130/0x1a0 [ 273.474593] ? __x64_sys_bpf+0x3d8/0x520 [ 273.478640] ? bpf_prog_get+0x20/0x20 [ 273.482439] ? do_syscall_64+0x1b9/0x820 [ 273.486486] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 273.491836] ? syscall_return_slowpath+0x5e0/0x5e0 [ 273.496752] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.501581] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.506583] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 273.511584] ? prepare_exit_to_usermode+0x291/0x3b0 [ 273.516590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.521427] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.526784] warn_alloc_show_mem: 1 callbacks suppressed [ 273.526792] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 273.526793] Mem-Info: [ 273.526819] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 273.526819] active_file:9 inactive_file:21 isolated_file:0 [ 273.526819] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.526819] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 273.526819] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 273.526819] free:13789 free_pcp:199 free_cma:0 [ 273.532144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.532150] Call Trace: [ 273.539073] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.541453] [ 273.574214] Node 0 [ 273.583546] dump_stack+0x244/0x39d [ 273.586116] 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 [ 273.613314] ? dump_stack_print_info.cold.1+0x20/0x20 [ 273.615430] lowmem_reserve[]: [ 273.617657] warn_alloc.cold.117+0xb7/0x1bd [ 273.621240] 0 2818 [ 273.646741] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 273.651900] 6321 [ 273.655007] ? lock_downgrade+0x900/0x900 [ 273.659290] 6321 [ 273.661515] ? trace_hardirqs_off+0xb8/0x310 [ 273.666325] Node 0 [ 273.668373] ? trace_hardirqs_off+0xb8/0x310 [ 273.672505] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 273.674532] __alloc_pages_slowpath+0x2660/0x2d70 [ 273.678902] lowmem_reserve[]: [ 273.681136] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 273.685493] 0 0 [ 273.712628] ? warn_alloc+0x120/0x120 [ 273.717435] 3503 [ 273.720519] ? __lock_acquire+0x62f/0x4c20 [ 273.726278] 3503 [ 273.728242] ? __lock_acquire+0x62f/0x4c20 [ 273.732009] Node 0 [ 273.734055] ? warn_alloc+0x120/0x120 [ 273.738282] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 273.740307] ? print_usage_bug+0xc0/0xc0 [ 273.744503] lowmem_reserve[]: 0 [ 273.746724] ? warn_alloc+0x120/0x120 [ 273.750487] 0 0 [ 273.778761] ? print_usage_bug+0xc0/0xc0 [ 273.782787] 0 [ 273.786048] ? mark_held_locks+0x130/0x130 [ 273.791770] ? mark_held_locks+0x130/0x130 [ 273.795799] Node 0 [ 273.797586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.801787] DMA: [ 273.806001] ? should_fail+0x22d/0xd01 [ 273.808207] 1*4kB [ 273.813720] ? zap_class+0x640/0x640 [ 273.815750] (U) [ 273.819619] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.821732] 0*8kB 0*16kB [ 273.825431] ? __lock_acquire+0x62f/0x4c20 [ 273.827372] 1*32kB (U) [ 273.832464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.835183] 2*64kB (U) [ 273.839403] ? should_fail+0x22d/0xd01 [ 273.841974] 1*128kB (U) [ 273.847070] ? mark_held_locks+0x130/0x130 [ 273.849613] 1*256kB (U) [ 273.853500] ? mark_held_locks+0x130/0x130 [ 273.856133] 0*512kB 1*1024kB [ 273.860351] ? lock_downgrade+0x900/0x900 [ 273.862987] (U) [ 273.867200] ? zap_class+0x640/0x640 [ 273.870272] 1*2048kB [ 273.874396] ? zap_class+0x640/0x640 [ 273.876336] (M) 3*4096kB [ 273.880058] ? zap_class+0x640/0x640 [ 273.882433] (M) = 15908kB [ 273.886131] ? do_raw_spin_unlock+0xa7/0x330 [ 273.888857] Node 0 [ 273.892555] ? trace_hardirqs_on+0x310/0x310 [ 273.895277] DMA32: 3*4kB [ 273.899756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.901959] (UM) [ 273.906351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.909074] 283*8kB [ 273.914594] ? check_preemption_disabled+0x48/0x280 [ 273.916619] (UM) 189*16kB [ 273.922174] ? __lock_is_held+0xb5/0x140 [ 273.924459] (UM) 116*32kB [ 273.929462] __alloc_pages_nodemask+0xa80/0xde0 [ 273.932271] (M) [ 273.936310] ? zap_class+0x640/0x640 [ 273.939118] 38*64kB (M) [ 273.943775] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 273.945716] 10*128kB (M) [ 273.949424] ? find_held_lock+0x36/0x1c0 [ 273.952055] 5*256kB (UM) [ 273.957059] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.959775] 4*512kB (UM) [ 273.963834] ? lock_downgrade+0x900/0x900 [ 273.966571] 3*1024kB (M) [ 273.971227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.973952] 3*2048kB (UM) [ 273.978086] cache_grow_begin+0xa5/0x8c0 [ 273.980806] 0*4096kB = 25268kB [ 273.986325] ? do_raw_spin_unlock+0xa7/0x330 [ 273.989138] Node 0 [ 273.993180] fallback_alloc+0x204/0x2e0 [ 273.996332] Normal: 191*4kB [ 274.000739] ____cache_alloc_node+0x1c7/0x1e0 [ 274.002945] (UME) [ 274.006903] kmem_cache_alloc_node+0xe3/0x730 [ 274.009891] 562*8kB [ 274.014368] ? lockdep_hardirqs_on+0x296/0x5b0 [ 274.016482] (MEH) [ 274.020960] __alloc_skb+0x119/0x770 [ 274.023242] 243*16kB (UMEH) [ 274.027810] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 274.029932] 85*32kB [ 274.033623] ? netdev_alloc_frag+0x1f0/0x1f0 [ 274.036608] (UM) [ 274.041954] ? vprintk_default+0x28/0x30 [ 274.044238] 1*64kB (U) [ 274.048633] ? vprintk_func+0x85/0x181 [ 274.050669] 0*128kB [ 274.054709] ? printk+0xa7/0xcf [ 274.057263] 2*256kB [ 274.061132] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 274.063425] (UH) [ 274.066688] new_skb+0x26/0x1c0 [ 274.068968] 1*512kB (U) [ 274.073706] aoecmd_cfg+0x279/0x7f0 [ 274.075740] 1*1024kB [ 274.079002] ? find_held_lock+0x36/0x1c0 [ 274.081639] (U) [ 274.085247] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 274.087639] 0*2048kB [ 274.091678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.093617] 0*4096kB = 13980kB [ 274.097943] ? __lock_is_held+0xb5/0x140 [ 274.100321] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.105840] discover_timer+0x50/0x60 [ 274.109022] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.113062] call_timer_fn+0x272/0x920 [ 274.121864] 168 total pagecache pages [ 274.125643] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 274.134187] 0 pages in swap cache [ 274.138052] ? process_timeout+0x40/0x40 [ 274.141821] Swap cache stats: add 0, delete 0, find 0/0 [ 274.146646] ? __run_timers+0x7da/0xc70 [ 274.150063] Free swap = 0kB [ 274.154105] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.159433] Total swap = 0kB [ 274.163386] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.166371] 1965979 pages RAM [ 274.170848] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 274.173829] 0 pages HighMem/MovableOnly [ 274.173842] 342867 pages reserved [ 274.178317] ? lockdep_hardirqs_on+0x296/0x5b0 [ 274.181396] 0 pages cma reserved [ 274.186231] ? trace_hardirqs_on+0xbd/0x310 [ 274.190220] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 274.193598] ? kasan_check_read+0x11/0x20 [ 274.193612] ? __run_timers+0x7da/0xc70 [ 274.198212] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.201526] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.205827] syz-executor0 cpuset= [ 274.212313] ? __queue_work+0x1440/0x1440 [ 274.216429] syz0 [ 274.220394] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 274.230849] mems_allowed=0 [ 274.235945] __run_timers+0x7e5/0xc70 [ 274.256962] ? timer_fixup_init+0x70/0x70 [ 274.261097] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 274.266110] ? zap_class+0x640/0x640 [ 274.269817] ? enqueue_hrtimer+0x1a5/0x560 [ 274.274044] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 274.279225] ? find_held_lock+0x36/0x1c0 [ 274.283286] ? pvclock_read_flags+0x160/0x160 [ 274.287768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.293292] ? check_preemption_disabled+0x48/0x280 [ 274.298302] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 274.303832] ? rcu_pm_notify+0xc0/0xc0 [ 274.307705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.313226] ? check_preemption_disabled+0x48/0x280 [ 274.318229] run_timer_softirq+0x52/0xb0 [ 274.322302] ? rcu_read_lock_sched_held+0x14f/0x180 [ 274.327306] __do_softirq+0x308/0xb7e [ 274.331096] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 274.335574] ? lock_downgrade+0x900/0x900 [ 274.339713] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 274.344806] ? pvclock_read_flags+0x160/0x160 [ 274.349294] ? lapic_next_event+0x5a/0x90 [ 274.353446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.358973] ? kvm_clock_read+0x18/0x30 [ 274.362933] ? kvm_sched_clock_read+0x9/0x20 [ 274.367357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.372878] ? check_preemption_disabled+0x48/0x280 [ 274.377888] irq_exit+0x17f/0x1c0 [ 274.381333] smp_apic_timer_interrupt+0x1cb/0x760 [ 274.386159] ? smp_reschedule_interrupt+0x109/0x650 [ 274.391160] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.397030] ? interrupt_entry+0xb5/0xc0 [ 274.401078] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.406080] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.411084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.415918] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.420920] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.425939] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.430780] apic_timer_interrupt+0xf/0x20 [ 274.434997] [ 274.437221] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 274.442414] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 274.461308] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 274.469011] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 274.476266] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 274.483518] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 274.490787] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 274.498046] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 274.505325] do_exit+0x11f8/0x26d0 [ 274.508851] ? run_rebalance_domains+0x500/0x500 [ 274.513597] ? mm_update_next_owner+0x990/0x990 [ 274.518253] ? print_usage_bug+0xc0/0xc0 [ 274.522304] ? print_usage_bug+0xc0/0xc0 [ 274.526363] ? __lock_acquire+0x62f/0x4c20 [ 274.530590] ? finish_task_switch+0x1f4/0x910 [ 274.535099] ? __lock_acquire+0x62f/0x4c20 [ 274.539333] ? mark_held_locks+0x130/0x130 [ 274.543551] ? __lock_acquire+0x62f/0x4c20 [ 274.547774] ? kasan_check_read+0x11/0x20 [ 274.551928] ? finish_task_switch+0x1f4/0x910 [ 274.556410] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.561501] ? compat_start_thread+0x80/0x80 [ 274.565903] ? mark_held_locks+0x130/0x130 [ 274.570123] ? mark_held_locks+0x130/0x130 [ 274.574342] ? finish_task_switch+0x1f4/0x910 [ 274.578838] ? finish_task_switch+0x1b4/0x910 [ 274.583329] ? __switch_to_asm+0x34/0x70 [ 274.587380] ? preempt_notifier_register+0x200/0x200 [ 274.592468] ? __switch_to_asm+0x34/0x70 [ 274.596520] ? __switch_to_asm+0x34/0x70 [ 274.600569] ? __switch_to_asm+0x34/0x70 [ 274.604617] ? __switch_to_asm+0x40/0x70 [ 274.608666] ? __switch_to_asm+0x34/0x70 [ 274.612733] ? __switch_to_asm+0x40/0x70 [ 274.616780] ? __switch_to_asm+0x34/0x70 [ 274.620834] ? __switch_to_asm+0x34/0x70 [ 274.624894] ? __switch_to_asm+0x34/0x70 [ 274.628940] ? __switch_to_asm+0x40/0x70 [ 274.632986] ? __switch_to_asm+0x34/0x70 [ 274.637034] ? __switch_to_asm+0x40/0x70 [ 274.641083] ? zap_class+0x640/0x640 [ 274.644781] ? __schedule+0x8d7/0x21d0 [ 274.648666] ? print_usage_bug+0xc0/0xc0 [ 274.652719] ? wait_consider_task+0x245/0x3bb0 [ 274.657288] ? zap_class+0x640/0x640 [ 274.661000] ? find_held_lock+0x36/0x1c0 [ 274.665058] ? memset+0x31/0x40 [ 274.668333] ? find_held_lock+0x36/0x1c0 [ 274.672386] ? get_signal+0x95b/0x1980 [ 274.676266] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.680747] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.685236] do_group_exit+0x177/0x440 [ 274.689123] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.694214] ? __ia32_sys_exit+0x50/0x50 [ 274.698271] get_signal+0x8b0/0x1980 [ 274.701977] ? ptrace_notify+0x130/0x130 [ 274.706022] ? zap_class+0x640/0x640 [ 274.709727] ? zap_class+0x640/0x640 [ 274.713428] ? zap_class+0x640/0x640 [ 274.717129] ? put_pid.part.2+0x1c5/0x240 [ 274.721264] ? find_held_lock+0x36/0x1c0 [ 274.725321] do_signal+0x9c/0x21c0 [ 274.728854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.734378] ? kernel_wait4+0x2e0/0x3f0 [ 274.738341] ? __ia32_sys_waitid+0x140/0x140 [ 274.742737] ? setup_sigcontext+0x7d0/0x7d0 [ 274.747044] ? task_stopped_code+0x190/0x190 [ 274.751446] ? exit_to_usermode_loop+0x8c/0x380 [ 274.756102] ? exit_to_usermode_loop+0x8c/0x380 [ 274.760758] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 274.765336] ? trace_hardirqs_on+0xbd/0x310 [ 274.769646] ? __do_sys_wait4+0xaf/0x150 [ 274.773692] ? do_syscall_64+0x6be/0x820 [ 274.777747] ? do_syscall_64+0x9a/0x820 [ 274.781709] ? do_syscall_64+0x9a/0x820 [ 274.785675] exit_to_usermode_loop+0x2e5/0x380 [ 274.790245] ? __bpf_trace_sys_exit+0x30/0x30 [ 274.794735] do_syscall_64+0x6be/0x820 [ 274.798608] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 274.803965] ? syscall_return_slowpath+0x5e0/0x5e0 [ 274.808898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.813732] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.818732] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 274.823738] ? prepare_exit_to_usermode+0x291/0x3b0 [ 274.828744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.833580] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.838752] RIP: 0033:0x41124a [ 274.841945] Code: Bad RIP value. [ 274.845295] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 274.852993] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 274.860249] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 274.867504] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 274.874759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 274.882018] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 274.889302] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 274.889346] aoe: skb alloc failure [ 274.896214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.896221] Call Trace: [ 274.899772] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.909077] [ 274.911659] syz-executor1 cpuset= [ 274.922123] dump_stack+0x244/0x39d [ 274.924240] / [ 274.927675] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.931266] mems_allowed=0 [ 274.932969] warn_alloc.cold.117+0xb7/0x1bd [ 274.945340] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.950168] ? lock_downgrade+0x900/0x900 [ 274.954307] ? trace_hardirqs_off+0xb8/0x310 [ 274.958707] ? trace_hardirqs_off+0xb8/0x310 [ 274.963107] __alloc_pages_slowpath+0x2660/0x2d70 [ 274.967974] ? warn_alloc+0x120/0x120 [ 274.971776] ? warn_alloc+0x120/0x120 [ 274.975570] ? print_usage_bug+0xc0/0xc0 [ 274.979617] ? warn_alloc+0x120/0x120 [ 274.983401] ? print_usage_bug+0xc0/0xc0 [ 274.987449] ? __lock_acquire+0x62f/0x4c20 [ 274.991670] ? __lock_acquire+0x62f/0x4c20 [ 274.995893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.001414] ? should_fail+0x22d/0xd01 [ 275.005295] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.010387] ? __lock_acquire+0x62f/0x4c20 [ 275.014612] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.019699] ? __lock_acquire+0x62f/0x4c20 [ 275.023919] ? should_fail+0x22d/0xd01 [ 275.027793] ? find_held_lock+0x36/0x1c0 [ 275.032358] ? mark_held_locks+0x130/0x130 [ 275.036592] ? mark_held_locks+0x130/0x130 [ 275.040843] ? zap_class+0x640/0x640 [ 275.044542] ? zap_class+0x640/0x640 [ 275.048241] ? print_usage_bug+0xc0/0xc0 [ 275.052287] ? do_raw_spin_unlock+0xa7/0x330 [ 275.056685] ? zap_class+0x640/0x640 [ 275.060387] ? print_usage_bug+0xc0/0xc0 [ 275.064433] ? wq_watchdog_touch+0x9c/0xfe [ 275.068659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.074201] ? check_preemption_disabled+0x48/0x280 [ 275.079214] ? __lock_is_held+0xb5/0x140 [ 275.083271] __alloc_pages_nodemask+0xa80/0xde0 [ 275.087943] ? zap_class+0x640/0x640 [ 275.091649] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 275.096659] ? find_held_lock+0x36/0x1c0 [ 275.100714] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.105371] ? lock_downgrade+0x900/0x900 [ 275.109510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.115041] cache_grow_begin+0xa5/0x8c0 [ 275.119094] ? do_raw_spin_unlock+0xa7/0x330 [ 275.123496] fallback_alloc+0x204/0x2e0 [ 275.127463] ____cache_alloc_node+0x1c7/0x1e0 [ 275.131951] kmem_cache_alloc_node+0xe3/0x730 [ 275.136433] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.140664] __alloc_skb+0x119/0x770 [ 275.144369] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.149635] ? netdev_alloc_frag+0x1f0/0x1f0 [ 275.154035] ? lock_downgrade+0x900/0x900 [ 275.158185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.163711] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.170029] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.175469] ? addrconf_rs_timer+0x690/0x690 [ 275.179872] ndisc_alloc_skb+0x144/0x340 [ 275.183934] ndisc_send_rs+0x331/0x6e0 [ 275.187810] addrconf_rs_timer+0x314/0x690 [ 275.192035] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.196264] call_timer_fn+0x272/0x920 [ 275.200257] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.204481] ? process_timeout+0x40/0x40 [ 275.208534] ? __run_timers+0x7da/0xc70 [ 275.212494] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.216983] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.221461] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.225681] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.230252] ? trace_hardirqs_on+0xbd/0x310 [ 275.234559] ? kasan_check_read+0x11/0x20 [ 275.238692] ? __run_timers+0x7da/0xc70 [ 275.242652] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.247757] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.251978] __run_timers+0x7e5/0xc70 [ 275.255781] ? timer_fixup_init+0x70/0x70 [ 275.259916] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 275.264920] ? zap_class+0x640/0x640 [ 275.268638] ? enqueue_hrtimer+0x1a5/0x560 [ 275.272860] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 275.278040] ? find_held_lock+0x36/0x1c0 [ 275.282189] ? zap_class+0x640/0x640 [ 275.285892] ? pvclock_read_flags+0x160/0x160 [ 275.290377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.295899] ? check_preemption_disabled+0x48/0x280 [ 275.300907] ? __lock_is_held+0xb5/0x140 [ 275.304954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.310475] ? check_preemption_disabled+0x48/0x280 [ 275.315478] run_timer_softirq+0x52/0xb0 [ 275.319521] ? rcu_read_lock_sched_held+0x14f/0x180 [ 275.324520] __do_softirq+0x308/0xb7e [ 275.328310] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 275.332793] ? lock_downgrade+0x900/0x900 [ 275.336930] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 275.342055] ? pvclock_read_flags+0x160/0x160 [ 275.346621] ? lapic_next_event+0x5a/0x90 [ 275.350764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.356293] ? kvm_clock_read+0x18/0x30 [ 275.360252] ? kvm_sched_clock_read+0x9/0x20 [ 275.364648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.370167] ? check_preemption_disabled+0x48/0x280 [ 275.375174] irq_exit+0x17f/0x1c0 [ 275.378612] smp_apic_timer_interrupt+0x1cb/0x760 [ 275.383439] ? smp_call_function_single_interrupt+0x159/0x650 [ 275.389323] ? smp_call_function_single_interrupt+0x650/0x650 [ 275.395193] ? interrupt_entry+0xb5/0xc0 [ 275.399257] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.404263] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.409267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.414101] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.419106] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.424108] ? task_prio+0x50/0x50 [ 275.427640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.433169] ? check_preemption_disabled+0x48/0x280 [ 275.438198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.443051] apic_timer_interrupt+0xf/0x20 [ 275.447272] [ 275.449515] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 275.455389] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 275.474278] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 275.481971] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 275.489242] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 275.496502] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 275.503770] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 275.511025] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 275.518305] ? save_stack+0xa9/0xd0 [ 275.521934] __kmalloc_node_track_caller+0x33/0x70 [ 275.526855] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 275.531605] pskb_expand_head+0x230/0x10f0 [ 275.535837] ? memcpy+0x45/0x50 [ 275.539107] ? __copy_skb_header+0x350/0x6b0 [ 275.543506] ? skb_release_data+0x880/0x880 [ 275.547830] ? __alloc_skb+0x770/0x770 [ 275.551707] ? __lock_is_held+0xb5/0x140 [ 275.555766] ? kasan_check_write+0x14/0x20 [ 275.559986] ? __skb_clone+0x6c7/0xa00 [ 275.563870] ? __copy_skb_header+0x6b0/0x6b0 [ 275.568263] ? kmem_cache_alloc+0x33a/0x730 [ 275.572581] skb_ensure_writable+0x3dd/0x640 [ 275.576991] ? skb_checksum_setup+0xaa0/0xaa0 [ 275.581484] ? check_preemption_disabled+0x48/0x280 [ 275.586489] ? __this_cpu_preempt_check+0x1c/0x20 [ 275.591318] ? __bpf_redirect+0x54b/0xb20 [ 275.595464] bpf_clone_redirect+0x14a/0x490 [ 275.599782] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 275.604789] ? __sched_text_start+0x8/0x8 [ 275.608931] ? retint_kernel+0x2d/0x2d [ 275.612815] ? find_held_lock+0x36/0x1c0 [ 275.616874] ? lock_acquire+0x1ed/0x520 [ 275.620836] ? bpf_test_run+0x3cb/0x780 [ 275.624799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.630333] ? check_preemption_disabled+0x48/0x280 [ 275.635345] ? kasan_check_read+0x11/0x20 [ 275.639484] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.644770] ? rcu_softirq_qs+0x20/0x20 [ 275.648741] ? preempt_schedule+0x4d/0x60 [ 275.652881] ? ___preempt_schedule+0x16/0x18 [ 275.657295] ? bpf_test_run+0x25d/0x780 [ 275.661265] ? netlink_diag_dump+0x2a0/0x2a0 [ 275.665660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.671183] ? bpf_test_init.isra.10+0x70/0x100 [ 275.675843] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 275.680591] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 275.685416] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 275.690937] ? fput+0x130/0x1a0 [ 275.694203] ? __bpf_prog_get+0x9b/0x290 [ 275.698254] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 275.703080] ? bpf_prog_test_run+0x130/0x1a0 [ 275.707477] ? __x64_sys_bpf+0x3d8/0x520 [ 275.711525] ? bpf_prog_get+0x20/0x20 [ 275.715336] ? do_syscall_64+0x1b9/0x820 [ 275.719384] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 275.724758] ? syscall_return_slowpath+0x5e0/0x5e0 [ 275.729675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.734508] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.739510] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 275.744518] ? prepare_exit_to_usermode+0x291/0x3b0 [ 275.749525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.754356] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.759731] warn_alloc_show_mem: 1 callbacks suppressed [ 275.759740] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 275.759742] Mem-Info: [ 275.759769] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 275.759769] active_file:9 inactive_file:21 isolated_file:0 [ 275.759769] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.759769] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 275.759769] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 275.759769] free:13789 free_pcp:199 free_cma:0 [ 275.765102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.765109] Call Trace: [ 275.772027] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.774416] [ 275.807176] Node 0 [ 275.816513] dump_stack+0x244/0x39d [ 275.819086] 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 [ 275.846287] ? dump_stack_print_info.cold.1+0x20/0x20 [ 275.848400] lowmem_reserve[]: 0 [ 275.850641] warn_alloc.cold.117+0xb7/0x1bd [ 275.854229] 2818 [ 275.879711] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 275.879725] ? lock_downgrade+0x900/0x900 [ 275.884877] 6321 6321 [ 275.888143] ? trace_hardirqs_off+0xb8/0x310 [ 275.892429] Node 0 [ 275.894475] ? trace_hardirqs_off+0xb8/0x310 [ 275.899304] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 275.903526] __alloc_pages_slowpath+0x2660/0x2d70 [ 275.905986] lowmem_reserve[]: 0 [ 275.910398] ? warn_alloc+0x120/0x120 [ 275.912580] 0 3503 [ 275.916981] ? pvclock_read_flags+0x160/0x160 [ 275.944105] 3503 [ 275.948929] ? warn_alloc+0x120/0x120 [ 275.952176] Node 0 [ 275.955961] ? print_usage_bug+0xc0/0xc0 [ 275.958186] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 275.962637] ? warn_alloc+0x120/0x120 [ 275.964666] lowmem_reserve[]: 0 [ 275.968458] ? print_usage_bug+0xc0/0xc0 [ 275.970660] 0 0 [ 275.974718] ? ktime_get+0x2c1/0x400 [ 276.002956] 0 [ 276.006744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.009988] Node 0 [ 276.014031] ? check_preemption_disabled+0x48/0x280 [ 276.015974] DMA: [ 276.019667] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 276.021439] 1*4kB [ 276.026960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.029165] (U) [ 276.034168] ? should_fail+0x22d/0xd01 [ 276.036205] 0*8kB [ 276.040689] ? kasan_check_read+0x11/0x20 [ 276.042802] 0*16kB 1*32kB [ 276.048325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.050268] (U) 2*64kB [ 276.054147] ? __lock_acquire+0x62f/0x4c20 [ 276.056265] (U) [ 276.060405] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.063218] 1*128kB [ 276.068298] ? should_fail+0x22d/0xd01 [ 276.070850] (U) [ 276.075064] ? print_usage_bug+0xc0/0xc0 [ 276.077005] 1*256kB (U) [ 276.082098] ? mark_held_locks+0x130/0x130 [ 276.084382] 0*512kB 1*1024kB [ 276.088253] ? mark_held_locks+0x130/0x130 [ 276.090197] (U) [ 276.094235] ? check_preemption_disabled+0x48/0x280 [ 276.096867] 1*2048kB (M) [ 276.101092] ? zap_class+0x640/0x640 [ 276.104159] 3*4096kB (M) [ 276.108385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.110326] = 15908kB [ 276.110331] Node 0 [ 276.115328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.118062] DMA32: [ 276.121773] ? check_preemption_disabled+0x48/0x280 [ 276.124501] 3*4kB [ 276.129240] ? __lock_is_held+0xb5/0x140 [ 276.131614] (UM) [ 276.133832] __alloc_pages_nodemask+0xa80/0xde0 [ 276.139329] 283*8kB (UM) [ 276.141560] ? zap_class+0x640/0x640 [ 276.146546] 189*16kB [ 276.148687] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 276.152718] (UM) [ 276.154776] ? find_held_lock+0x36/0x1c0 [ 276.159402] 116*32kB (M) [ 276.162151] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.165826] 38*64kB [ 276.168218] ? lock_downgrade+0x900/0x900 [ 276.173196] (M) [ 276.175242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.179262] 10*128kB (M) [ 276.182009] cache_grow_begin+0xa5/0x8c0 [ 276.186638] 5*256kB (UM) [ 276.188947] ? do_raw_spin_unlock+0xa7/0x330 [ 276.193056] 4*512kB (UM) [ 276.195024] fallback_alloc+0x204/0x2e0 [ 276.200524] 3*1024kB [ 276.203262] ____cache_alloc_node+0x1c7/0x1e0 [ 276.207287] (M) [ 276.210029] kmem_cache_alloc_node+0xe3/0x730 [ 276.214397] 3*2048kB (UM) [ 276.217148] ? lockdep_hardirqs_on+0x296/0x5b0 [ 276.221086] 0*4096kB = 25268kB [ 276.223487] __alloc_skb+0x119/0x770 [ 276.227946] Node 0 [ 276.229904] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 276.234357] Normal: 191*4kB [ 276.237199] ? netdev_alloc_frag+0x1f0/0x1f0 [ 276.241741] (UME) 562*8kB [ 276.244920] ? vprintk_default+0x28/0x30 [ 276.248627] (MEH) [ 276.250843] ? vprintk_func+0x85/0x181 [ 276.256187] 243*16kB (UMEH) [ 276.259190] ? printk+0xa7/0xcf [ 276.263561] 85*32kB (UM) [ 276.266390] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 276.270415] 1*64kB (U) [ 276.272561] new_skb+0x26/0x1c0 [ 276.276406] 0*128kB 2*256kB [ 276.279409] aoecmd_cfg+0x279/0x7f0 [ 276.282666] (UH) [ 276.285420] ? find_held_lock+0x36/0x1c0 [ 276.290138] 1*512kB (U) [ 276.292709] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 276.295949] 1*1024kB (U) [ 276.298956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.302547] 0*2048kB 0*4096kB [ 276.304603] ? __lock_is_held+0xb5/0x140 [ 276.308623] = 13980kB [ 276.311279] discover_timer+0x50/0x60 [ 276.315567] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.318299] call_timer_fn+0x272/0x920 [ 276.323807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.326977] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 276.331001] 168 total pagecache pages [ 276.333392] ? process_timeout+0x40/0x40 [ 276.337165] 0 pages in swap cache [ 276.345986] ? __run_timers+0x7da/0xc70 [ 276.349842] Swap cache stats: add 0, delete 0, find 0/0 [ 276.358394] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.363201] Free swap = 0kB [ 276.366980] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.371009] Total swap = 0kB [ 276.374455] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 276.378394] 1965979 pages RAM [ 276.383735] ? lockdep_hardirqs_on+0x296/0x5b0 [ 276.388197] 0 pages HighMem/MovableOnly [ 276.391195] ? trace_hardirqs_on+0xbd/0x310 [ 276.395657] 342867 pages reserved [ 276.398661] ? kasan_check_read+0x11/0x20 [ 276.398675] ? __run_timers+0x7da/0xc70 [ 276.403483] 0 pages cma reserved [ 276.406578] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.411199] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.415106] ? __queue_work+0x1440/0x1440 [ 276.419466] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.422852] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 276.426967] syz-executor0 cpuset= [ 276.430920] __run_timers+0x7e5/0xc70 [ 276.434251] syz0 [ 276.439338] ? timer_fixup_init+0x70/0x70 [ 276.445793] mems_allowed=0 [ 276.449920] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 276.486360] ? zap_class+0x640/0x640 [ 276.490065] ? enqueue_hrtimer+0x1a5/0x560 [ 276.494288] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 276.499468] ? find_held_lock+0x36/0x1c0 [ 276.503524] ? pvclock_read_flags+0x160/0x160 [ 276.508010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.513536] ? check_preemption_disabled+0x48/0x280 [ 276.518545] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 276.524070] ? rcu_pm_notify+0xc0/0xc0 [ 276.527945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.533483] ? check_preemption_disabled+0x48/0x280 [ 276.538490] run_timer_softirq+0x52/0xb0 [ 276.542539] ? rcu_read_lock_sched_held+0x14f/0x180 [ 276.547542] __do_softirq+0x308/0xb7e [ 276.551337] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 276.555820] ? lock_downgrade+0x900/0x900 [ 276.559959] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 276.565070] ? pvclock_read_flags+0x160/0x160 [ 276.569558] ? lapic_next_event+0x5a/0x90 [ 276.573694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.579224] ? kvm_clock_read+0x18/0x30 [ 276.583187] ? kvm_sched_clock_read+0x9/0x20 [ 276.587585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.593109] ? check_preemption_disabled+0x48/0x280 [ 276.598119] irq_exit+0x17f/0x1c0 [ 276.601563] smp_apic_timer_interrupt+0x1cb/0x760 [ 276.606396] ? smp_reschedule_interrupt+0x109/0x650 [ 276.611517] ? smp_call_function_single_interrupt+0x650/0x650 [ 276.617391] ? interrupt_entry+0xb5/0xc0 [ 276.621445] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.626452] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.631459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.636295] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.641301] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.646318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.651164] apic_timer_interrupt+0xf/0x20 [ 276.655384] [ 276.657611] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 276.662793] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 276.681680] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 276.689377] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 276.696643] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 276.703900] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 276.711164] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 276.718416] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 276.725695] do_exit+0x11f8/0x26d0 [ 276.729221] ? run_rebalance_domains+0x500/0x500 [ 276.733966] ? mm_update_next_owner+0x990/0x990 [ 276.738631] ? print_usage_bug+0xc0/0xc0 [ 276.742701] ? print_usage_bug+0xc0/0xc0 [ 276.746761] ? __lock_acquire+0x62f/0x4c20 [ 276.750988] ? finish_task_switch+0x1f4/0x910 [ 276.755476] ? __lock_acquire+0x62f/0x4c20 [ 276.759700] ? mark_held_locks+0x130/0x130 [ 276.763921] ? __lock_acquire+0x62f/0x4c20 [ 276.768150] ? kasan_check_read+0x11/0x20 [ 276.772287] ? finish_task_switch+0x1f4/0x910 [ 276.776768] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.781865] ? compat_start_thread+0x80/0x80 [ 276.786265] ? mark_held_locks+0x130/0x130 [ 276.790488] ? mark_held_locks+0x130/0x130 [ 276.794714] ? finish_task_switch+0x1f4/0x910 [ 276.799196] ? finish_task_switch+0x1b4/0x910 [ 276.803689] ? __switch_to_asm+0x34/0x70 [ 276.807773] ? preempt_notifier_register+0x200/0x200 [ 276.812864] ? __switch_to_asm+0x34/0x70 [ 276.816918] ? __switch_to_asm+0x34/0x70 [ 276.820966] ? __switch_to_asm+0x34/0x70 [ 276.825011] ? __switch_to_asm+0x40/0x70 [ 276.829055] ? __switch_to_asm+0x34/0x70 [ 276.833098] ? __switch_to_asm+0x40/0x70 [ 276.837147] ? __switch_to_asm+0x34/0x70 [ 276.841199] ? __switch_to_asm+0x34/0x70 [ 276.845252] ? __switch_to_asm+0x34/0x70 [ 276.849297] ? __switch_to_asm+0x40/0x70 [ 276.853343] ? __switch_to_asm+0x34/0x70 [ 276.857390] ? __switch_to_asm+0x40/0x70 [ 276.861442] ? zap_class+0x640/0x640 [ 276.865140] ? __schedule+0x8d7/0x21d0 [ 276.869010] ? print_usage_bug+0xc0/0xc0 [ 276.873065] ? wait_consider_task+0x245/0x3bb0 [ 276.877636] ? zap_class+0x640/0x640 [ 276.881336] ? find_held_lock+0x36/0x1c0 [ 276.885391] ? memset+0x31/0x40 [ 276.888665] ? find_held_lock+0x36/0x1c0 [ 276.892722] ? get_signal+0x95b/0x1980 [ 276.896597] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.901088] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.905579] do_group_exit+0x177/0x440 [ 276.909454] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.914545] ? __ia32_sys_exit+0x50/0x50 [ 276.918601] get_signal+0x8b0/0x1980 [ 276.922315] ? ptrace_notify+0x130/0x130 [ 276.926364] ? zap_class+0x640/0x640 [ 276.930067] ? zap_class+0x640/0x640 [ 276.933765] ? zap_class+0x640/0x640 [ 276.937469] ? put_pid.part.2+0x1c5/0x240 [ 276.941613] ? find_held_lock+0x36/0x1c0 [ 276.945668] do_signal+0x9c/0x21c0 [ 276.949195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.954721] ? kernel_wait4+0x2e0/0x3f0 [ 276.958689] ? __ia32_sys_waitid+0x140/0x140 [ 276.963085] ? setup_sigcontext+0x7d0/0x7d0 [ 276.967397] ? task_stopped_code+0x190/0x190 [ 276.971795] ? exit_to_usermode_loop+0x8c/0x380 [ 276.976449] ? exit_to_usermode_loop+0x8c/0x380 [ 276.981103] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 276.985675] ? trace_hardirqs_on+0xbd/0x310 [ 276.989985] ? __do_sys_wait4+0xaf/0x150 [ 276.994031] ? do_syscall_64+0x6be/0x820 [ 276.998085] ? do_syscall_64+0x9a/0x820 [ 277.002078] ? do_syscall_64+0x9a/0x820 [ 277.006056] exit_to_usermode_loop+0x2e5/0x380 [ 277.010628] ? __bpf_trace_sys_exit+0x30/0x30 [ 277.015131] do_syscall_64+0x6be/0x820 [ 277.019001] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 277.024363] ? syscall_return_slowpath+0x5e0/0x5e0 [ 277.029306] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.034134] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.039140] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 277.044143] ? prepare_exit_to_usermode+0x291/0x3b0 [ 277.049161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.054015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.059206] RIP: 0033:0x41124a [ 277.062393] Code: Bad RIP value. [ 277.065741] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 277.073434] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 277.080688] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 277.087940] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 277.095296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 277.102550] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 277.109820] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 277.109878] aoe: skb alloc failure [ 277.116746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.116752] Call Trace: [ 277.120304] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 277.129603] [ 277.132183] syz-executor1 cpuset= [ 277.142651] dump_stack+0x244/0x39d [ 277.144769] / [ 277.148208] ? dump_stack_print_info.cold.1+0x20/0x20 [ 277.151801] mems_allowed=0 [ 277.153508] warn_alloc.cold.117+0xb7/0x1bd [ 277.165872] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 277.170709] ? lock_downgrade+0x900/0x900 [ 277.174849] ? trace_hardirqs_off+0xb8/0x310 [ 277.179246] ? trace_hardirqs_off+0xb8/0x310 [ 277.183649] __alloc_pages_slowpath+0x2660/0x2d70 [ 277.188518] ? warn_alloc+0x120/0x120 [ 277.192312] ? warn_alloc+0x120/0x120 [ 277.196120] ? print_usage_bug+0xc0/0xc0 [ 277.200333] ? warn_alloc+0x120/0x120 [ 277.204121] ? print_usage_bug+0xc0/0xc0 [ 277.208169] ? __lock_acquire+0x62f/0x4c20 [ 277.212392] ? __lock_acquire+0x62f/0x4c20 [ 277.216641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.222162] ? should_fail+0x22d/0xd01 [ 277.226040] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.231305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.236417] ? __lock_acquire+0x62f/0x4c20 [ 277.240644] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.245730] ? __lock_acquire+0x62f/0x4c20 [ 277.249948] ? should_fail+0x22d/0xd01 [ 277.253823] ? rcu_irq_exit+0x1a2/0x390 [ 277.257793] ? mark_held_locks+0x130/0x130 [ 277.262017] ? mark_held_locks+0x130/0x130 [ 277.266242] ? mark_held_locks+0xc7/0x130 [ 277.270376] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 277.275378] ? zap_class+0x640/0x640 [ 277.279079] ? print_usage_bug+0xc0/0xc0 [ 277.283136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.288660] ? check_preemption_disabled+0x48/0x280 [ 277.293674] ? __lock_is_held+0xb5/0x140 [ 277.297728] __alloc_pages_nodemask+0xa80/0xde0 [ 277.302387] ? zap_class+0x640/0x640 [ 277.306094] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 277.311104] ? find_held_lock+0x36/0x1c0 [ 277.315163] ? ____cache_alloc_node+0x1c7/0x1e0 [ 277.319838] ? lock_downgrade+0x900/0x900 [ 277.324079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.329614] cache_grow_begin+0xa5/0x8c0 [ 277.333664] ? do_raw_spin_unlock+0xa7/0x330 [ 277.338068] fallback_alloc+0x204/0x2e0 [ 277.342041] ____cache_alloc_node+0x1c7/0x1e0 [ 277.346529] kmem_cache_alloc_node+0xe3/0x730 [ 277.351013] ? ipv6_get_ifaddr+0x42e/0x620 [ 277.355240] __alloc_skb+0x119/0x770 [ 277.358939] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.364206] ? netdev_alloc_frag+0x1f0/0x1f0 [ 277.368605] ? lock_downgrade+0x900/0x900 [ 277.372745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.378272] ? refcount_sub_and_test_checked+0x203/0x310 [ 277.383715] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 277.389153] ? addrconf_rs_timer+0x690/0x690 [ 277.393552] ndisc_alloc_skb+0x144/0x340 [ 277.397609] ndisc_send_rs+0x331/0x6e0 [ 277.401485] addrconf_rs_timer+0x314/0x690 [ 277.405707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.409936] call_timer_fn+0x272/0x920 [ 277.413820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.418040] ? process_timeout+0x40/0x40 [ 277.422092] ? __run_timers+0x7da/0xc70 [ 277.426056] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.430535] ? _raw_spin_unlock_irq+0x27/0x80 [ 277.435018] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.439248] ? lockdep_hardirqs_on+0x296/0x5b0 [ 277.443822] ? trace_hardirqs_on+0xbd/0x310 [ 277.448131] ? kasan_check_read+0x11/0x20 [ 277.452265] ? __run_timers+0x7da/0xc70 [ 277.456227] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.461328] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.465548] __run_timers+0x7e5/0xc70 [ 277.469353] ? timer_fixup_init+0x70/0x70 [ 277.473486] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 277.478487] ? zap_class+0x640/0x640 [ 277.482190] ? enqueue_hrtimer+0x1a5/0x560 [ 277.486414] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 277.491596] ? find_held_lock+0x36/0x1c0 [ 277.495648] ? zap_class+0x640/0x640 [ 277.499356] ? pvclock_read_flags+0x160/0x160 [ 277.503838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.509445] ? check_preemption_disabled+0x48/0x280 [ 277.514453] ? __lock_is_held+0xb5/0x140 [ 277.518498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.524023] ? check_preemption_disabled+0x48/0x280 [ 277.529029] run_timer_softirq+0x52/0xb0 [ 277.533079] ? rcu_read_lock_sched_held+0x14f/0x180 [ 277.538077] __do_softirq+0x308/0xb7e [ 277.541865] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 277.546344] ? lock_downgrade+0x900/0x900 [ 277.550483] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 277.555582] ? pvclock_read_flags+0x160/0x160 [ 277.560062] ? lapic_next_event+0x5a/0x90 [ 277.564194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.569719] ? kvm_clock_read+0x18/0x30 [ 277.573678] ? kvm_sched_clock_read+0x9/0x20 [ 277.578859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.584384] ? check_preemption_disabled+0x48/0x280 [ 277.589392] irq_exit+0x17f/0x1c0 [ 277.592832] smp_apic_timer_interrupt+0x1cb/0x760 [ 277.597660] ? smp_call_function_single_interrupt+0x159/0x650 [ 277.603531] ? smp_call_function_single_interrupt+0x650/0x650 [ 277.609413] ? interrupt_entry+0xb5/0xc0 [ 277.613462] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.618464] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.623464] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.628295] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.633302] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.638306] ? task_prio+0x50/0x50 [ 277.641846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.647368] ? check_preemption_disabled+0x48/0x280 [ 277.652395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.657235] apic_timer_interrupt+0xf/0x20 [ 277.661449] [ 277.663673] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 277.669549] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 277.688442] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 277.696133] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 277.703386] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 277.710641] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 277.717897] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 277.725151] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 277.732433] ? save_stack+0xa9/0xd0 [ 277.736071] __kmalloc_node_track_caller+0x33/0x70 [ 277.740989] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 277.745736] pskb_expand_head+0x230/0x10f0 [ 277.749962] ? memcpy+0x45/0x50 [ 277.753231] ? __copy_skb_header+0x350/0x6b0 [ 277.757632] ? skb_release_data+0x880/0x880 [ 277.761941] ? __alloc_skb+0x770/0x770 [ 277.765819] ? __lock_is_held+0xb5/0x140 [ 277.769873] ? kasan_check_write+0x14/0x20 [ 277.774095] ? __skb_clone+0x6c7/0xa00 [ 277.777983] ? __copy_skb_header+0x6b0/0x6b0 [ 277.782373] ? kmem_cache_alloc+0x33a/0x730 [ 277.786691] skb_ensure_writable+0x3dd/0x640 [ 277.791088] ? skb_checksum_setup+0xaa0/0xaa0 [ 277.795568] ? check_preemption_disabled+0x48/0x280 [ 277.800576] ? __this_cpu_preempt_check+0x1c/0x20 [ 277.805403] ? __bpf_redirect+0x54b/0xb20 [ 277.809559] bpf_clone_redirect+0x14a/0x490 [ 277.813877] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 277.818876] ? __sched_text_start+0x8/0x8 [ 277.823011] ? retint_kernel+0x2d/0x2d [ 277.826890] ? find_held_lock+0x36/0x1c0 [ 277.830944] ? lock_acquire+0x1ed/0x520 [ 277.834905] ? bpf_test_run+0x3cb/0x780 [ 277.838866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.844388] ? check_preemption_disabled+0x48/0x280 [ 277.849392] ? kasan_check_read+0x11/0x20 [ 277.853533] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.858801] ? rcu_softirq_qs+0x20/0x20 [ 277.862760] ? preempt_schedule+0x4d/0x60 [ 277.866905] ? ___preempt_schedule+0x16/0x18 [ 277.871301] ? bpf_test_run+0x25d/0x780 [ 277.875274] ? netlink_diag_dump+0x2a0/0x2a0 [ 277.879670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.885189] ? bpf_test_init.isra.10+0x70/0x100 [ 277.889845] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 277.894596] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 277.899428] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 277.904950] ? fput+0x130/0x1a0 [ 277.908216] ? __bpf_prog_get+0x9b/0x290 [ 277.912264] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 277.917095] ? bpf_prog_test_run+0x130/0x1a0 [ 277.921511] ? __x64_sys_bpf+0x3d8/0x520 [ 277.925575] ? bpf_prog_get+0x20/0x20 [ 277.929380] ? do_syscall_64+0x1b9/0x820 [ 277.933433] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 277.938785] ? syscall_return_slowpath+0x5e0/0x5e0 [ 277.943704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.948553] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.953565] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 277.958573] ? prepare_exit_to_usermode+0x291/0x3b0 [ 277.963600] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.968435] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.973817] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 277.973821] warn_alloc_show_mem: 1 callbacks suppressed [ 277.973827] Mem-Info: [ 277.980734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.980740] Call Trace: [ 277.986094] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 277.986094] active_file:9 inactive_file:21 isolated_file:0 [ 277.986094] unevictable:0 dirty:0 writeback:0 unstable:0 [ 277.986094] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 277.986094] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 277.986094] free:13789 free_pcp:199 free_cma:0 [ 277.988463] [ 277.997810] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 278.000373] dump_stack+0x244/0x39d [ 278.033128] Node 0 [ 278.035260] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.062480] 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 [ 278.066075] warn_alloc.cold.117+0xb7/0x1bd [ 278.068270] lowmem_reserve[]: 0 [ 278.073442] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.098904] 2818 6321 [ 278.103221] ? lock_downgrade+0x900/0x900 [ 278.106462] 6321 [ 278.111306] ? trace_hardirqs_off+0xb8/0x310 [ 278.113784] Node 0 [ 278.117912] ? trace_hardirqs_off+0xb8/0x310 [ 278.119961] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 278.124338] __alloc_pages_slowpath+0x2660/0x2d70 [ 278.126541] lowmem_reserve[]: [ 278.130953] ? warn_alloc+0x120/0x120 [ 278.158047] 0 [ 278.162869] ? pvclock_read_flags+0x160/0x160 [ 278.165935] 0 3503 [ 278.169721] ? warn_alloc+0x120/0x120 [ 278.171487] 3503 [ 278.175974] ? print_usage_bug+0xc0/0xc0 [ 278.178178] Node 0 [ 278.181954] ? warn_alloc+0x120/0x120 [ 278.184004] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 278.188027] ? print_usage_bug+0xc0/0xc0 [ 278.190243] lowmem_reserve[]: 0 [ 278.194033] ? ktime_get+0x2c1/0x400 [ 278.222274] 0 0 [ 278.226324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.229574] 0 [ 278.233265] ? check_preemption_disabled+0x48/0x280 [ 278.240721] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 278.242490] Node 0 [ 278.247492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.251974] DMA: [ 278.254186] ? should_fail+0x22d/0xd01 [ 278.259689] 1*4kB [ 278.261736] ? kasan_check_read+0x11/0x20 [ 278.265591] (U) [ 278.267720] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.271830] 0*8kB 0*16kB [ 278.273790] ? __lock_acquire+0x62f/0x4c20 [ 278.278857] 1*32kB [ 278.281599] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.285796] (U) 2*64kB [ 278.288022] ? should_fail+0x22d/0xd01 [ 278.293088] (U) 1*128kB [ 278.295657] ? print_usage_bug+0xc0/0xc0 [ 278.299514] (U) [ 278.302186] ? mark_held_locks+0x130/0x130 [ 278.306204] 1*256kB (U) [ 278.308165] ? mark_held_locks+0x130/0x130 [ 278.312364] 0*512kB [ 278.315017] ? check_preemption_disabled+0x48/0x280 [ 278.319215] 1*1024kB (U) [ 278.321538] ? zap_class+0x640/0x640 [ 278.326521] 1*2048kB [ 278.329261] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.332939] (M) [ 278.335331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.340055] 3*4096kB (M) [ 278.342035] ? check_preemption_disabled+0x48/0x280 [ 278.347538] = 15908kB [ 278.350289] ? __lock_is_held+0xb5/0x140 [ 278.355266] Node 0 DMA32: [ 278.357662] __alloc_pages_nodemask+0xa80/0xde0 [ 278.361685] 3*4kB [ 278.364515] ? zap_class+0x640/0x640 [ 278.369147] (UM) [ 278.371279] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 278.374955] 283*8kB (UM) [ 278.377016] ? find_held_lock+0x36/0x1c0 [ 278.382016] 189*16kB [ 278.384757] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.388781] (UM) [ 278.391174] ? lock_downgrade+0x900/0x900 [ 278.395804] 116*32kB (M) [ 278.397858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.401972] 38*64kB [ 278.404711] cache_grow_begin+0xa5/0x8c0 [ 278.410211] (M) [ 278.412516] ? do_raw_spin_unlock+0xa7/0x330 [ 278.416545] 10*128kB [ 278.418508] fallback_alloc+0x204/0x2e0 [ 278.422879] (M) [ 278.425277] ____cache_alloc_node+0x1c7/0x1e0 [ 278.429213] 5*256kB (UM) [ 278.431177] kmem_cache_alloc_node+0xe3/0x730 [ 278.435632] 4*512kB (UM) [ 278.438377] ? lockdep_hardirqs_on+0x296/0x5b0 [ 278.442833] 3*1024kB (M) [ 278.445582] __alloc_skb+0x119/0x770 [ 278.450128] 3*2048kB [ 278.452868] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 278.456544] (UM) [ 278.458932] ? netdev_alloc_frag+0x1f0/0x1f0 [ 278.464258] 0*4096kB = 25268kB [ 278.466312] ? vprintk_default+0x28/0x30 [ 278.470680] Node 0 Normal: [ 278.473856] ? vprintk_func+0x85/0x181 [ 278.477885] 191*4kB [ 278.480794] ? printk+0xa7/0xcf [ 278.484649] (UME) [ 278.486954] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 278.490195] 562*8kB (MEH) [ 278.492340] new_skb+0x26/0x1c0 [ 278.497066] 243*16kB [ 278.499889] aoecmd_cfg+0x279/0x7f0 [ 278.503134] (UMEH) [ 278.505525] ? find_held_lock+0x36/0x1c0 [ 278.509114] 85*32kB (UM) [ 278.511342] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 278.515363] 1*64kB (U) [ 278.518109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.522397] 0*128kB [ 278.524970] ? __lock_is_held+0xb5/0x140 [ 278.530468] 2*256kB [ 278.532793] discover_timer+0x50/0x60 [ 278.536814] (UH) [ 278.539117] call_timer_fn+0x272/0x920 [ 278.542878] 1*512kB (U) [ 278.544929] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 278.548781] 1*1024kB [ 278.551431] ? process_timeout+0x40/0x40 [ 278.556250] (U) [ 278.558739] ? __run_timers+0x7da/0xc70 [ 278.562769] 0*2048kB [ 278.564729] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.568668] 0*4096kB = 13980kB [ 278.571076] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.575551] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 278.578722] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 278.583192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 278.592009] ? lockdep_hardirqs_on+0x296/0x5b0 [ 278.596820] 168 total pagecache pages [ 278.605379] ? trace_hardirqs_on+0xbd/0x310 [ 278.609937] 0 pages in swap cache [ 278.613717] ? kasan_check_read+0x11/0x20 [ 278.618014] Swap cache stats: add 0, delete 0, find 0/0 [ 278.621450] ? __run_timers+0x7da/0xc70 [ 278.625575] Free swap = 0kB [ 278.630923] ? trace_hardirqs_off_caller+0x310/0x310 [ 278.634870] Total swap = 0kB [ 278.637874] ? __queue_work+0x1440/0x1440 [ 278.642950] 1965979 pages RAM [ 278.645958] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 278.650075] 0 pages HighMem/MovableOnly [ 278.653167] __run_timers+0x7e5/0xc70 [ 278.657979] 342867 pages reserved [ 278.661946] ? timer_fixup_init+0x70/0x70 [ 278.665711] 0 pages cma reserved [ 278.669152] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 278.673335] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.676623] ? zap_class+0x640/0x640 [ 278.681680] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.688087] ? enqueue_hrtimer+0x1a5/0x560 [ 278.691773] syz-executor0 cpuset= [ 278.702243] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 278.706445] syz0 [ 278.709893] ? find_held_lock+0x36/0x1c0 [ 278.715052] mems_allowed=0 [ 278.717022] ? pvclock_read_flags+0x160/0x160 [ 278.728449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.733994] ? check_preemption_disabled+0x48/0x280 [ 278.739010] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 278.744545] ? rcu_pm_notify+0xc0/0xc0 [ 278.748431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.753978] ? check_preemption_disabled+0x48/0x280 [ 278.758995] run_timer_softirq+0x52/0xb0 [ 278.763050] ? rcu_read_lock_sched_held+0x14f/0x180 [ 278.768057] __do_softirq+0x308/0xb7e [ 278.771852] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 278.776342] ? lock_downgrade+0x900/0x900 [ 278.780488] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 278.785590] ? pvclock_read_flags+0x160/0x160 [ 278.790080] ? lapic_next_event+0x5a/0x90 [ 278.794336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.799871] ? kvm_clock_read+0x18/0x30 [ 278.803840] ? kvm_sched_clock_read+0x9/0x20 [ 278.808243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.813770] ? check_preemption_disabled+0x48/0x280 [ 278.818784] irq_exit+0x17f/0x1c0 [ 278.822226] smp_apic_timer_interrupt+0x1cb/0x760 [ 278.827059] ? smp_reschedule_interrupt+0x109/0x650 [ 278.832069] ? smp_call_function_single_interrupt+0x650/0x650 [ 278.837940] ? interrupt_entry+0xb5/0xc0 [ 278.841994] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.847000] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.852095] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.856922] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.861922] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.866942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.871784] apic_timer_interrupt+0xf/0x20 [ 278.876003] [ 278.878233] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 278.883409] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 278.902296] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 278.909993] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 278.917247] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 278.924505] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 278.931758] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 278.939100] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 278.946371] do_exit+0x11f8/0x26d0 [ 278.949915] ? run_rebalance_domains+0x500/0x500 [ 278.954663] ? mm_update_next_owner+0x990/0x990 [ 278.959319] ? print_usage_bug+0xc0/0xc0 [ 278.963371] ? print_usage_bug+0xc0/0xc0 [ 278.967424] ? __lock_acquire+0x62f/0x4c20 [ 278.971656] ? finish_task_switch+0x1f4/0x910 [ 278.976148] ? __lock_acquire+0x62f/0x4c20 [ 278.980372] ? mark_held_locks+0x130/0x130 [ 278.984595] ? __lock_acquire+0x62f/0x4c20 [ 278.988815] ? kasan_check_read+0x11/0x20 [ 278.992952] ? finish_task_switch+0x1f4/0x910 [ 278.997450] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.002545] ? compat_start_thread+0x80/0x80 [ 279.006956] ? mark_held_locks+0x130/0x130 [ 279.011182] ? mark_held_locks+0x130/0x130 [ 279.015407] ? finish_task_switch+0x1f4/0x910 [ 279.019896] ? finish_task_switch+0x1b4/0x910 [ 279.024376] ? __switch_to_asm+0x34/0x70 [ 279.028436] ? preempt_notifier_register+0x200/0x200 [ 279.033815] ? __switch_to_asm+0x34/0x70 [ 279.037865] ? __switch_to_asm+0x34/0x70 [ 279.041912] ? __switch_to_asm+0x34/0x70 [ 279.045963] ? __switch_to_asm+0x40/0x70 [ 279.050018] ? __switch_to_asm+0x34/0x70 [ 279.054067] ? __switch_to_asm+0x40/0x70 [ 279.058117] ? __switch_to_asm+0x34/0x70 [ 279.062165] ? __switch_to_asm+0x34/0x70 [ 279.066242] ? __switch_to_asm+0x34/0x70 [ 279.070291] ? __switch_to_asm+0x40/0x70 [ 279.074343] ? __switch_to_asm+0x34/0x70 [ 279.078391] ? __switch_to_asm+0x40/0x70 [ 279.082447] ? zap_class+0x640/0x640 [ 279.086146] ? __schedule+0x8d7/0x21d0 [ 279.090028] ? print_usage_bug+0xc0/0xc0 [ 279.094091] ? wait_consider_task+0x245/0x3bb0 [ 279.098661] ? zap_class+0x640/0x640 [ 279.102363] ? find_held_lock+0x36/0x1c0 [ 279.106418] ? memset+0x31/0x40 [ 279.109711] ? find_held_lock+0x36/0x1c0 [ 279.113770] ? get_signal+0x95b/0x1980 [ 279.117649] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.122136] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.126621] do_group_exit+0x177/0x440 [ 279.130496] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.135587] ? __ia32_sys_exit+0x50/0x50 [ 279.139646] get_signal+0x8b0/0x1980 [ 279.143358] ? ptrace_notify+0x130/0x130 [ 279.147406] ? zap_class+0x640/0x640 [ 279.151114] ? zap_class+0x640/0x640 [ 279.154812] ? zap_class+0x640/0x640 [ 279.158512] ? put_pid.part.2+0x1c5/0x240 [ 279.162653] ? find_held_lock+0x36/0x1c0 [ 279.166713] do_signal+0x9c/0x21c0 [ 279.170249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.175775] ? kernel_wait4+0x2e0/0x3f0 [ 279.179737] ? __ia32_sys_waitid+0x140/0x140 [ 279.184130] ? setup_sigcontext+0x7d0/0x7d0 [ 279.188443] ? task_stopped_code+0x190/0x190 [ 279.192839] ? exit_to_usermode_loop+0x8c/0x380 [ 279.197975] ? exit_to_usermode_loop+0x8c/0x380 [ 279.202632] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 279.207209] ? trace_hardirqs_on+0xbd/0x310 [ 279.211523] ? __do_sys_wait4+0xaf/0x150 [ 279.215575] ? do_syscall_64+0x6be/0x820 [ 279.219628] ? do_syscall_64+0x9a/0x820 [ 279.223586] ? do_syscall_64+0x9a/0x820 [ 279.227550] exit_to_usermode_loop+0x2e5/0x380 [ 279.232119] ? __bpf_trace_sys_exit+0x30/0x30 [ 279.236609] do_syscall_64+0x6be/0x820 [ 279.240482] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 279.245836] ? syscall_return_slowpath+0x5e0/0x5e0 [ 279.250757] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.255590] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.260592] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 279.265597] ? prepare_exit_to_usermode+0x291/0x3b0 [ 279.270611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.275446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.280638] RIP: 0033:0x41124a [ 279.283831] Code: Bad RIP value. [ 279.287179] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 279.294891] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 279.302148] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 279.309401] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 279.316668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 279.323931] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 279.331210] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 279.331256] aoe: skb alloc failure [ 279.338118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.338124] Call Trace: [ 279.341680] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.350970] [ 279.353530] syz-executor1 cpuset= [ 279.363994] dump_stack+0x244/0x39d [ 279.366113] / [ 279.369576] ? dump_stack_print_info.cold.1+0x20/0x20 [ 279.373168] mems_allowed=0 [ 279.374877] warn_alloc.cold.117+0xb7/0x1bd [ 279.387235] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 279.392063] ? lock_downgrade+0x900/0x900 [ 279.396201] ? trace_hardirqs_off+0xb8/0x310 [ 279.400605] ? trace_hardirqs_off+0xb8/0x310 [ 279.405009] __alloc_pages_slowpath+0x2660/0x2d70 [ 279.409864] ? warn_alloc+0x120/0x120 [ 279.413656] ? warn_alloc+0x120/0x120 [ 279.417459] ? print_usage_bug+0xc0/0xc0 [ 279.421506] ? warn_alloc+0x120/0x120 [ 279.425308] ? print_usage_bug+0xc0/0xc0 [ 279.429359] ? __lock_acquire+0x62f/0x4c20 [ 279.433582] ? __lock_acquire+0x62f/0x4c20 [ 279.437807] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.443328] ? should_fail+0x22d/0xd01 [ 279.447206] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.452473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.457566] ? __lock_acquire+0x62f/0x4c20 [ 279.461789] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.466876] ? __lock_acquire+0x62f/0x4c20 [ 279.471091] ? should_fail+0x22d/0xd01 [ 279.474965] ? rcu_irq_exit+0x1a2/0x390 [ 279.478933] ? mark_held_locks+0x130/0x130 [ 279.483155] ? mark_held_locks+0x130/0x130 [ 279.487376] ? mark_held_locks+0xc7/0x130 [ 279.491518] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 279.496535] ? zap_class+0x640/0x640 [ 279.500233] ? print_usage_bug+0xc0/0xc0 [ 279.504281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.509802] ? check_preemption_disabled+0x48/0x280 [ 279.514830] ? __lock_is_held+0xb5/0x140 [ 279.518882] __alloc_pages_nodemask+0xa80/0xde0 [ 279.523537] ? zap_class+0x640/0x640 [ 279.527242] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 279.532276] ? find_held_lock+0x36/0x1c0 [ 279.536327] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.540980] ? lock_downgrade+0x900/0x900 [ 279.545119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.550663] cache_grow_begin+0xa5/0x8c0 [ 279.554710] ? do_raw_spin_unlock+0xa7/0x330 [ 279.559111] fallback_alloc+0x204/0x2e0 [ 279.563077] ____cache_alloc_node+0x1c7/0x1e0 [ 279.567566] kmem_cache_alloc_node+0xe3/0x730 [ 279.572048] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.576276] __alloc_skb+0x119/0x770 [ 279.579975] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.585240] ? netdev_alloc_frag+0x1f0/0x1f0 [ 279.589643] ? lock_downgrade+0x900/0x900 [ 279.593787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.599316] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.604762] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.610201] ? addrconf_rs_timer+0x690/0x690 [ 279.614608] ndisc_alloc_skb+0x144/0x340 [ 279.618666] ndisc_send_rs+0x331/0x6e0 [ 279.622546] addrconf_rs_timer+0x314/0x690 [ 279.626791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.631021] call_timer_fn+0x272/0x920 [ 279.634894] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.639119] ? process_timeout+0x40/0x40 [ 279.643192] ? __run_timers+0x7da/0xc70 [ 279.647157] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.651641] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.656126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.660353] ? lockdep_hardirqs_on+0x296/0x5b0 [ 279.664934] ? trace_hardirqs_on+0xbd/0x310 [ 279.669249] ? kasan_check_read+0x11/0x20 [ 279.673396] ? __run_timers+0x7da/0xc70 [ 279.677361] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.682478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.686707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.690929] __run_timers+0x7e5/0xc70 [ 279.694733] ? timer_fixup_init+0x70/0x70 [ 279.698871] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 279.703878] ? zap_class+0x640/0x640 [ 279.707591] ? enqueue_hrtimer+0x1a5/0x560 [ 279.711818] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 279.717006] ? find_held_lock+0x36/0x1c0 [ 279.721064] ? zap_class+0x640/0x640 [ 279.724781] ? pvclock_read_flags+0x160/0x160 [ 279.729266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.734789] ? check_preemption_disabled+0x48/0x280 [ 279.739799] ? __lock_is_held+0xb5/0x140 [ 279.743851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.749389] ? check_preemption_disabled+0x48/0x280 [ 279.754404] run_timer_softirq+0x52/0xb0 [ 279.758475] ? rcu_read_lock_sched_held+0x14f/0x180 [ 279.763476] __do_softirq+0x308/0xb7e [ 279.767266] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 279.771746] ? lock_downgrade+0x900/0x900 [ 279.775888] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 279.780988] ? pvclock_read_flags+0x160/0x160 [ 279.785484] ? lapic_next_event+0x5a/0x90 [ 279.789632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.795158] ? kvm_clock_read+0x18/0x30 [ 279.799119] ? kvm_sched_clock_read+0x9/0x20 [ 279.803604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.809126] ? check_preemption_disabled+0x48/0x280 [ 279.814141] irq_exit+0x17f/0x1c0 [ 279.817587] smp_apic_timer_interrupt+0x1cb/0x760 [ 279.822415] ? smp_call_function_single_interrupt+0x159/0x650 [ 279.828285] ? smp_call_function_single_interrupt+0x650/0x650 [ 279.834153] ? interrupt_entry+0xb5/0xc0 [ 279.838199] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.843198] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.848202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.853034] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.858034] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.863036] ? task_prio+0x50/0x50 [ 279.866568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.872092] ? check_preemption_disabled+0x48/0x280 [ 279.877107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.881940] apic_timer_interrupt+0xf/0x20 [ 279.886151] [ 279.888382] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 279.894261] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 279.913145] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 279.920837] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 279.928093] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 279.935347] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 279.942611] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 279.949866] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 279.957140] ? save_stack+0xa9/0xd0 [ 279.960763] __kmalloc_node_track_caller+0x33/0x70 [ 279.965686] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 279.970436] pskb_expand_head+0x230/0x10f0 [ 279.974673] ? memcpy+0x45/0x50 [ 279.977937] ? __copy_skb_header+0x350/0x6b0 [ 279.982329] ? skb_release_data+0x880/0x880 [ 279.986646] ? __alloc_skb+0x770/0x770 [ 279.990525] ? __lock_is_held+0xb5/0x140 [ 279.994579] ? kasan_check_write+0x14/0x20 [ 279.998799] ? __skb_clone+0x6c7/0xa00 [ 280.002675] ? __copy_skb_header+0x6b0/0x6b0 [ 280.007068] ? kmem_cache_alloc+0x33a/0x730 [ 280.011391] skb_ensure_writable+0x3dd/0x640 [ 280.015789] ? skb_checksum_setup+0xaa0/0xaa0 [ 280.020284] ? check_preemption_disabled+0x48/0x280 [ 280.025295] ? __this_cpu_preempt_check+0x1c/0x20 [ 280.030609] ? __bpf_redirect+0x54b/0xb20 [ 280.034763] bpf_clone_redirect+0x14a/0x490 [ 280.039094] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 280.044095] ? __sched_text_start+0x8/0x8 [ 280.048227] ? retint_kernel+0x2d/0x2d [ 280.052133] ? find_held_lock+0x36/0x1c0 [ 280.056188] ? lock_acquire+0x1ed/0x520 [ 280.060149] ? bpf_test_run+0x3cb/0x780 [ 280.064120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.069645] ? check_preemption_disabled+0x48/0x280 [ 280.074664] ? kasan_check_read+0x11/0x20 [ 280.078815] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.084081] ? rcu_softirq_qs+0x20/0x20 [ 280.088058] ? preempt_schedule+0x4d/0x60 [ 280.092193] ? ___preempt_schedule+0x16/0x18 [ 280.096590] ? bpf_test_run+0x25d/0x780 [ 280.100560] ? netlink_diag_dump+0x2a0/0x2a0 [ 280.104955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.110480] ? bpf_test_init.isra.10+0x70/0x100 [ 280.115139] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 280.119884] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 280.124712] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 280.130234] ? fput+0x130/0x1a0 [ 280.133502] ? __bpf_prog_get+0x9b/0x290 [ 280.137553] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 280.142384] ? bpf_prog_test_run+0x130/0x1a0 [ 280.146784] ? __x64_sys_bpf+0x3d8/0x520 [ 280.150840] ? bpf_prog_get+0x20/0x20 [ 280.154638] ? do_syscall_64+0x1b9/0x820 [ 280.158682] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 280.164052] ? syscall_return_slowpath+0x5e0/0x5e0 [ 280.168968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.173796] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.178797] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 280.183799] ? prepare_exit_to_usermode+0x291/0x3b0 [ 280.188805] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.193640] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.198996] warn_alloc_show_mem: 1 callbacks suppressed [ 280.199004] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 280.199005] Mem-Info: [ 280.199031] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 280.199031] active_file:9 inactive_file:21 isolated_file:0 [ 280.199031] unevictable:0 dirty:0 writeback:0 unstable:0 [ 280.199031] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 280.199031] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 280.199031] free:13789 free_pcp:199 free_cma:0 [ 280.204354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.211266] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 280.213647] Call Trace: [ 280.246406] Node 0 [ 280.255736] [ 280.282960] 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 [ 280.285504] dump_stack+0x244/0x39d [ 280.287701] lowmem_reserve[]: 0 [ 280.289843] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.315297] 2818 6321 [ 280.318922] warn_alloc.cold.117+0xb7/0x1bd [ 280.322158] 6321 [ 280.327340] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.327356] ? lock_downgrade+0x900/0x900 [ 280.329823] Node 0 [ 280.334133] ? trace_hardirqs_off+0xb8/0x310 [ 280.336185] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 280.340991] ? trace_hardirqs_off+0xb8/0x310 [ 280.345109] lowmem_reserve[]: 0 [ 280.347347] __alloc_pages_slowpath+0x2660/0x2d70 [ 280.351722] 0 3503 [ 280.378885] ? warn_alloc+0x120/0x120 [ 280.383239] 3503 [ 280.386509] ? pvclock_read_flags+0x160/0x160 [ 280.391326] Node 0 [ 280.393544] ? warn_alloc+0x120/0x120 [ 280.397344] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 280.399366] ? print_usage_bug+0xc0/0xc0 [ 280.403821] lowmem_reserve[]: 0 0 [ 280.406048] ? warn_alloc+0x120/0x120 [ 280.409811] 0 0 [ 280.438094] ? print_usage_bug+0xc0/0xc0 [ 280.442125] Node 0 [ 280.445561] ? ktime_get+0x2c1/0x400 [ 280.449337] DMA: [ 280.451304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.455355] 1*4kB [ 280.457577] ? check_preemption_disabled+0x48/0x280 [ 280.461251] (U) 0*8kB [ 280.463333] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 280.468840] 0*16kB [ 280.470973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.475952] 1*32kB (U) [ 280.478438] ? should_fail+0x22d/0xd01 [ 280.482897] 2*64kB (U) [ 280.485122] ? kasan_check_read+0x11/0x20 [ 280.490636] 1*128kB [ 280.493221] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.497070] (U) 1*256kB [ 280.499727] ? __lock_acquire+0x62f/0x4c20 [ 280.503841] (U) [ 280.506144] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.511212] 0*512kB 1*1024kB [ 280.513876] ? should_fail+0x22d/0xd01 [ 280.518075] (U) 1*2048kB [ 280.520043] ? print_usage_bug+0xc0/0xc0 [ 280.525113] (M) [ 280.528205] ? mark_held_locks+0x130/0x130 [ 280.532074] 3*4096kB [ 280.534814] ? mark_held_locks+0x130/0x130 [ 280.538837] (M) [ 280.540807] ? check_preemption_disabled+0x48/0x280 [ 280.545005] = 15908kB [ 280.545011] Node 0 [ 280.547409] ? zap_class+0x640/0x640 [ 280.551601] DMA32: 3*4kB [ 280.553565] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 280.558546] (UM) [ 280.560939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.563141] 283*8kB [ 280.566832] ? check_preemption_disabled+0x48/0x280 [ 280.569558] (UM) [ 280.574306] ? __lock_is_held+0xb5/0x140 [ 280.576349] 189*16kB [ 280.581866] __alloc_pages_nodemask+0xa80/0xde0 [ 280.584153] (UM) [ 280.589147] ? zap_class+0x640/0x640 [ 280.591186] 116*32kB (M) [ 280.595238] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 280.597621] 38*64kB (M) [ 280.602281] ? find_held_lock+0x36/0x1c0 [ 280.604314] 10*128kB [ 280.608017] ? ____cache_alloc_node+0x1c7/0x1e0 [ 280.610731] (M) 5*256kB [ 280.615728] ? lock_downgrade+0x900/0x900 [ 280.618369] (UM) [ 280.622413] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.624785] 4*512kB (UM) [ 280.629441] cache_grow_begin+0xa5/0x8c0 [ 280.632077] 3*1024kB (M) [ 280.636212] ? do_raw_spin_unlock+0xa7/0x330 [ 280.638245] 3*2048kB [ 280.643766] fallback_alloc+0x204/0x2e0 [ 280.646489] (UM) [ 280.650536] ____cache_alloc_node+0x1c7/0x1e0 [ 280.653258] 0*4096kB [ 280.657654] kmem_cache_alloc_node+0xe3/0x730 [ 280.660025] = 25268kB [ 280.660031] Node 0 [ 280.663981] ? lockdep_hardirqs_on+0x296/0x5b0 [ 280.666006] Normal: 191*4kB [ 280.670492] __alloc_skb+0x119/0x770 [ 280.672867] (UME) [ 280.677343] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 280.679723] 562*8kB (MEH) [ 280.681950] ? netdev_alloc_frag+0x1f0/0x1f0 [ 280.686496] 243*16kB (UMEH) [ 280.689505] ? vprintk_default+0x28/0x30 [ 280.693182] 85*32kB [ 280.695321] ? vprintk_func+0x85/0x181 [ 280.700645] (UM) 1*64kB [ 280.703475] ? printk+0xa7/0xcf [ 280.707853] (U) [ 280.710851] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 280.714874] 0*128kB 2*256kB [ 280.717194] new_skb+0x26/0x1c0 [ 280.721040] (UH) [ 280.723691] aoecmd_cfg+0x279/0x7f0 [ 280.726944] 1*512kB (U) [ 280.728907] ? find_held_lock+0x36/0x1c0 [ 280.733627] 1*1024kB (U) [ 280.736633] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 280.739879] 0*2048kB [ 280.741921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.745520] 0*4096kB = 13980kB [ 280.748183] ? __lock_is_held+0xb5/0x140 [ 280.752213] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 280.754954] discover_timer+0x50/0x60 [ 280.759239] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 280.761623] call_timer_fn+0x272/0x920 [ 280.767125] 168 total pagecache pages [ 280.770310] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 280.774341] 0 pages in swap cache [ 280.783152] ? process_timeout+0x40/0x40 [ 280.786921] Swap cache stats: add 0, delete 0, find 0/0 [ 280.795485] ? __run_timers+0x7da/0xc70 [ 280.799335] Free swap = 0kB [ 280.803114] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.807921] Total swap = 0kB [ 280.811352] ? _raw_spin_unlock_irq+0x27/0x80 [ 280.815379] 1965979 pages RAM [ 280.820721] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 280.824656] 0 pages HighMem/MovableOnly [ 280.824662] 342867 pages reserved [ 280.827660] ? lockdep_hardirqs_on+0x296/0x5b0 [ 280.832119] 0 pages cma reserved [ 280.832191] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 280.835126] ? trace_hardirqs_on+0xbd/0x310 [ 280.839657] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 280.842674] ? kasan_check_read+0x11/0x20 [ 280.847483] syz-executor0 cpuset= [ 280.851436] ? __run_timers+0x7da/0xc70 [ 280.854853] syz0 [ 280.859418] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.862751] mems_allowed=0 [ 280.869223] ? __queue_work+0x1440/0x1440 [ 280.909543] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 280.914376] __run_timers+0x7e5/0xc70 [ 280.918175] ? timer_fixup_init+0x70/0x70 [ 280.922312] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 280.927319] ? zap_class+0x640/0x640 [ 280.931025] ? enqueue_hrtimer+0x1a5/0x560 [ 280.935248] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 280.940437] ? find_held_lock+0x36/0x1c0 [ 280.944502] ? pvclock_read_flags+0x160/0x160 [ 280.948985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.954506] ? check_preemption_disabled+0x48/0x280 [ 280.959520] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 280.965044] ? rcu_pm_notify+0xc0/0xc0 [ 280.968918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.974441] ? check_preemption_disabled+0x48/0x280 [ 280.979449] run_timer_softirq+0x52/0xb0 [ 280.983496] ? rcu_read_lock_sched_held+0x14f/0x180 [ 280.988496] __do_softirq+0x308/0xb7e [ 280.992305] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 280.996789] ? lock_downgrade+0x900/0x900 [ 281.000931] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 281.006029] ? pvclock_read_flags+0x160/0x160 [ 281.010521] ? lapic_next_event+0x5a/0x90 [ 281.014660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.020193] ? kvm_clock_read+0x18/0x30 [ 281.024154] ? kvm_sched_clock_read+0x9/0x20 [ 281.028548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.034076] ? check_preemption_disabled+0x48/0x280 [ 281.039116] irq_exit+0x17f/0x1c0 [ 281.042568] smp_apic_timer_interrupt+0x1cb/0x760 [ 281.047396] ? smp_reschedule_interrupt+0x109/0x650 [ 281.052408] ? smp_call_function_single_interrupt+0x650/0x650 [ 281.058287] ? interrupt_entry+0xb5/0xc0 [ 281.062341] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.067349] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.072351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.077196] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.082201] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.087212] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.092048] apic_timer_interrupt+0xf/0x20 [ 281.096269] [ 281.098500] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 281.103681] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 281.122586] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 281.130282] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 281.137561] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 281.144815] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 281.152072] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 281.159327] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 281.166600] do_exit+0x11f8/0x26d0 [ 281.170146] ? run_rebalance_domains+0x500/0x500 [ 281.174897] ? mm_update_next_owner+0x990/0x990 [ 281.179557] ? print_usage_bug+0xc0/0xc0 [ 281.183605] ? print_usage_bug+0xc0/0xc0 [ 281.187653] ? __lock_acquire+0x62f/0x4c20 [ 281.191878] ? finish_task_switch+0x1f4/0x910 [ 281.196367] ? __lock_acquire+0x62f/0x4c20 [ 281.201120] ? mark_held_locks+0x130/0x130 [ 281.205353] ? __lock_acquire+0x62f/0x4c20 [ 281.209576] ? kasan_check_read+0x11/0x20 [ 281.213709] ? finish_task_switch+0x1f4/0x910 [ 281.218192] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.223287] ? compat_start_thread+0x80/0x80 [ 281.227686] ? mark_held_locks+0x130/0x130 [ 281.231904] ? mark_held_locks+0x130/0x130 [ 281.236122] ? finish_task_switch+0x1f4/0x910 [ 281.240604] ? finish_task_switch+0x1b4/0x910 [ 281.245084] ? __switch_to_asm+0x34/0x70 [ 281.249137] ? preempt_notifier_register+0x200/0x200 [ 281.254222] ? __switch_to_asm+0x34/0x70 [ 281.258287] ? __switch_to_asm+0x34/0x70 [ 281.262338] ? __switch_to_asm+0x34/0x70 [ 281.266402] ? __switch_to_asm+0x40/0x70 [ 281.270448] ? __switch_to_asm+0x34/0x70 [ 281.274554] ? __switch_to_asm+0x40/0x70 [ 281.278604] ? __switch_to_asm+0x34/0x70 [ 281.282648] ? __switch_to_asm+0x34/0x70 [ 281.286698] ? __switch_to_asm+0x34/0x70 [ 281.290744] ? __switch_to_asm+0x40/0x70 [ 281.294803] ? __switch_to_asm+0x34/0x70 [ 281.298849] ? __switch_to_asm+0x40/0x70 [ 281.302899] ? zap_class+0x640/0x640 [ 281.306594] ? __schedule+0x8d7/0x21d0 [ 281.310471] ? print_usage_bug+0xc0/0xc0 [ 281.314525] ? wait_consider_task+0x245/0x3bb0 [ 281.319093] ? zap_class+0x640/0x640 [ 281.322792] ? find_held_lock+0x36/0x1c0 [ 281.326843] ? memset+0x31/0x40 [ 281.330114] ? find_held_lock+0x36/0x1c0 [ 281.334169] ? get_signal+0x95b/0x1980 [ 281.338044] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.342529] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.347015] do_group_exit+0x177/0x440 [ 281.350887] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.355979] ? __ia32_sys_exit+0x50/0x50 [ 281.360039] get_signal+0x8b0/0x1980 [ 281.363758] ? ptrace_notify+0x130/0x130 [ 281.367818] ? zap_class+0x640/0x640 [ 281.371526] ? zap_class+0x640/0x640 [ 281.375225] ? zap_class+0x640/0x640 [ 281.378929] ? put_pid.part.2+0x1c5/0x240 [ 281.383082] ? find_held_lock+0x36/0x1c0 [ 281.387137] do_signal+0x9c/0x21c0 [ 281.390669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.396189] ? kernel_wait4+0x2e0/0x3f0 [ 281.400152] ? __ia32_sys_waitid+0x140/0x140 [ 281.404549] ? setup_sigcontext+0x7d0/0x7d0 [ 281.408857] ? task_stopped_code+0x190/0x190 [ 281.413260] ? exit_to_usermode_loop+0x8c/0x380 [ 281.417923] ? exit_to_usermode_loop+0x8c/0x380 [ 281.422584] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 281.427152] ? trace_hardirqs_on+0xbd/0x310 [ 281.431461] ? __do_sys_wait4+0xaf/0x150 [ 281.435510] ? do_syscall_64+0x6be/0x820 [ 281.439560] ? do_syscall_64+0x9a/0x820 [ 281.443521] ? do_syscall_64+0x9a/0x820 [ 281.447487] exit_to_usermode_loop+0x2e5/0x380 [ 281.452069] ? __bpf_trace_sys_exit+0x30/0x30 [ 281.456677] do_syscall_64+0x6be/0x820 [ 281.460557] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 281.465912] ? syscall_return_slowpath+0x5e0/0x5e0 [ 281.470830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.475659] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.480662] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 281.485672] ? prepare_exit_to_usermode+0x291/0x3b0 [ 281.490676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.495512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.500686] RIP: 0033:0x41124a [ 281.503875] Code: Bad RIP value. [ 281.507232] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 281.514928] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 281.522186] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 281.529443] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 281.536700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 281.543956] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 281.551239] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 281.551294] aoe: skb alloc failure [ 281.558155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.561707] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.570992] Call Trace: [ 281.581448] syz-executor1 cpuset= [ 281.584001] [ 281.584003] / mems_allowed=0 [ 281.587440] dump_stack+0x244/0x39d [ 281.596163] ? dump_stack_print_info.cold.1+0x20/0x20 [ 281.601352] warn_alloc.cold.117+0xb7/0x1bd [ 281.605671] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 281.610508] ? lock_downgrade+0x900/0x900 [ 281.614649] ? trace_hardirqs_off+0xb8/0x310 [ 281.619047] ? trace_hardirqs_off+0xb8/0x310 [ 281.623447] __alloc_pages_slowpath+0x2660/0x2d70 [ 281.628311] ? warn_alloc+0x120/0x120 [ 281.632102] ? warn_alloc+0x120/0x120 [ 281.635895] ? print_usage_bug+0xc0/0xc0 [ 281.639942] ? warn_alloc+0x120/0x120 [ 281.643730] ? print_usage_bug+0xc0/0xc0 [ 281.647779] ? __lock_acquire+0x62f/0x4c20 [ 281.652019] ? __lock_acquire+0x62f/0x4c20 [ 281.656250] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.661773] ? should_fail+0x22d/0xd01 [ 281.665650] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.670920] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.676009] ? __lock_acquire+0x62f/0x4c20 [ 281.680244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.685338] ? __lock_acquire+0x62f/0x4c20 [ 281.689555] ? should_fail+0x22d/0xd01 [ 281.693431] ? rcu_irq_exit+0x1a2/0x390 [ 281.697398] ? mark_held_locks+0x130/0x130 [ 281.701634] ? mark_held_locks+0x130/0x130 [ 281.705860] ? mark_held_locks+0xc7/0x130 [ 281.709993] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 281.714994] ? zap_class+0x640/0x640 [ 281.718701] ? print_usage_bug+0xc0/0xc0 [ 281.722759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.728284] ? check_preemption_disabled+0x48/0x280 [ 281.733295] ? __lock_is_held+0xb5/0x140 [ 281.737345] __alloc_pages_nodemask+0xa80/0xde0 [ 281.742002] ? zap_class+0x640/0x640 [ 281.745705] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 281.750725] ? find_held_lock+0x36/0x1c0 [ 281.754777] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.759440] ? lock_downgrade+0x900/0x900 [ 281.763577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.769102] cache_grow_begin+0xa5/0x8c0 [ 281.773146] ? do_raw_spin_unlock+0xa7/0x330 [ 281.777542] fallback_alloc+0x204/0x2e0 [ 281.781503] ____cache_alloc_node+0x1c7/0x1e0 [ 281.785988] kmem_cache_alloc_node+0xe3/0x730 [ 281.790470] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.794699] __alloc_skb+0x119/0x770 [ 281.798400] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.803693] ? netdev_alloc_frag+0x1f0/0x1f0 [ 281.808088] ? lock_downgrade+0x900/0x900 [ 281.812232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.817756] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.823209] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.828647] ? addrconf_rs_timer+0x690/0x690 [ 281.833059] ndisc_alloc_skb+0x144/0x340 [ 281.837127] ndisc_send_rs+0x331/0x6e0 [ 281.841005] addrconf_rs_timer+0x314/0x690 [ 281.845234] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.849466] call_timer_fn+0x272/0x920 [ 281.853356] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.857592] ? process_timeout+0x40/0x40 [ 281.861650] ? __run_timers+0x7da/0xc70 [ 281.865620] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.870102] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.874585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.878808] ? lockdep_hardirqs_on+0x296/0x5b0 [ 281.883384] ? trace_hardirqs_on+0xbd/0x310 [ 281.887697] ? kasan_check_read+0x11/0x20 [ 281.891831] ? __run_timers+0x7da/0xc70 [ 281.895798] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.900902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.905126] __run_timers+0x7e5/0xc70 [ 281.908932] ? timer_fixup_init+0x70/0x70 [ 281.913072] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.918075] ? zap_class+0x640/0x640 [ 281.921785] ? enqueue_hrtimer+0x1a5/0x560 [ 281.926017] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 281.931212] ? find_held_lock+0x36/0x1c0 [ 281.935272] ? zap_class+0x640/0x640 [ 281.938979] ? pvclock_read_flags+0x160/0x160 [ 281.943473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.949000] ? check_preemption_disabled+0x48/0x280 [ 281.954024] ? __lock_is_held+0xb5/0x140 [ 281.958081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.963611] ? check_preemption_disabled+0x48/0x280 [ 281.968622] run_timer_softirq+0x52/0xb0 [ 281.972674] ? rcu_read_lock_sched_held+0x14f/0x180 [ 281.977679] __do_softirq+0x308/0xb7e [ 281.981477] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 281.985979] ? lock_downgrade+0x900/0x900 [ 281.990141] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 281.995264] ? pvclock_read_flags+0x160/0x160 [ 281.999754] ? lapic_next_event+0x5a/0x90 [ 282.003895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.009429] ? kvm_clock_read+0x18/0x30 [ 282.013397] ? kvm_sched_clock_read+0x9/0x20 [ 282.017798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.023327] ? check_preemption_disabled+0x48/0x280 [ 282.028345] irq_exit+0x17f/0x1c0 [ 282.031792] smp_apic_timer_interrupt+0x1cb/0x760 [ 282.036624] ? smp_call_function_single_interrupt+0x159/0x650 [ 282.042496] ? smp_call_function_single_interrupt+0x650/0x650 [ 282.048368] ? interrupt_entry+0xb5/0xc0 [ 282.052421] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.057440] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.062452] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.067289] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.072295] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.077300] ? task_prio+0x50/0x50 [ 282.080838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.086364] ? check_preemption_disabled+0x48/0x280 [ 282.091374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.096238] apic_timer_interrupt+0xf/0x20 [ 282.100455] [ 282.102696] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 282.108570] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 282.127461] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 282.135163] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 282.142438] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 282.149695] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 282.156967] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 282.164229] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 282.171505] ? save_stack+0xa9/0xd0 [ 282.175129] __kmalloc_node_track_caller+0x33/0x70 [ 282.180051] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 282.184800] pskb_expand_head+0x230/0x10f0 [ 282.189025] ? memcpy+0x45/0x50 [ 282.192295] ? __copy_skb_header+0x350/0x6b0 [ 282.196687] ? skb_release_data+0x880/0x880 [ 282.201011] ? __alloc_skb+0x770/0x770 [ 282.204893] ? __lock_is_held+0xb5/0x140 [ 282.208947] ? kasan_check_write+0x14/0x20 [ 282.213178] ? __skb_clone+0x6c7/0xa00 [ 282.217055] ? __copy_skb_header+0x6b0/0x6b0 [ 282.221451] ? kmem_cache_alloc+0x33a/0x730 [ 282.225771] skb_ensure_writable+0x3dd/0x640 [ 282.230181] ? skb_checksum_setup+0xaa0/0xaa0 [ 282.234666] ? check_preemption_disabled+0x48/0x280 [ 282.239670] ? __this_cpu_preempt_check+0x1c/0x20 [ 282.244496] ? __bpf_redirect+0x54b/0xb20 [ 282.248632] bpf_clone_redirect+0x14a/0x490 [ 282.252942] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 282.257947] ? __sched_text_start+0x8/0x8 [ 282.262083] ? retint_kernel+0x2d/0x2d [ 282.265960] ? find_held_lock+0x36/0x1c0 [ 282.270033] ? lock_acquire+0x1ed/0x520 [ 282.273999] ? bpf_test_run+0x3cb/0x780 [ 282.277959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.283480] ? check_preemption_disabled+0x48/0x280 [ 282.288498] ? kasan_check_read+0x11/0x20 [ 282.292637] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.297904] ? rcu_softirq_qs+0x20/0x20 [ 282.301865] ? preempt_schedule+0x4d/0x60 [ 282.306023] ? ___preempt_schedule+0x16/0x18 [ 282.310422] ? bpf_test_run+0x25d/0x780 [ 282.314405] ? netlink_diag_dump+0x2a0/0x2a0 [ 282.318806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.324330] ? bpf_test_init.isra.10+0x70/0x100 [ 282.329006] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 282.333761] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 282.338590] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 282.344125] ? fput+0x130/0x1a0 [ 282.347394] ? __bpf_prog_get+0x9b/0x290 [ 282.351444] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 282.356273] ? bpf_prog_test_run+0x130/0x1a0 [ 282.360669] ? __x64_sys_bpf+0x3d8/0x520 [ 282.364719] ? bpf_prog_get+0x20/0x20 [ 282.368524] ? do_syscall_64+0x1b9/0x820 [ 282.372575] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 282.377927] ? syscall_return_slowpath+0x5e0/0x5e0 [ 282.382844] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.387674] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.392681] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 282.397684] ? prepare_exit_to_usermode+0x291/0x3b0 [ 282.402705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.407540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.412903] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 282.412907] warn_alloc_show_mem: 1 callbacks suppressed [ 282.412912] Mem-Info: [ 282.419813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.419818] Call Trace: [ 282.425180] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 282.425180] active_file:9 inactive_file:21 isolated_file:0 [ 282.425180] unevictable:0 dirty:0 writeback:0 unstable:0 [ 282.425180] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 282.425180] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 282.425180] free:13789 free_pcp:199 free_cma:0 [ 282.427541] [ 282.437006] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 282.439570] dump_stack+0x244/0x39d [ 282.472327] Node 0 [ 282.474459] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.501678] 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 [ 282.505277] warn_alloc.cold.117+0xb7/0x1bd [ 282.507472] lowmem_reserve[]: 0 [ 282.512650] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.538109] 2818 6321 [ 282.542424] ? lock_downgrade+0x900/0x900 [ 282.545680] 6321 [ 282.550504] ? trace_hardirqs_off+0xb8/0x310 [ 282.552966] Node 0 [ 282.557096] ? trace_hardirqs_off+0xb8/0x310 [ 282.559159] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 282.563527] __alloc_pages_slowpath+0x2660/0x2d70 [ 282.565727] lowmem_reserve[]: [ 282.570141] ? warn_alloc+0x120/0x120 [ 282.597227] 0 0 [ 282.602054] ? pvclock_read_flags+0x160/0x160 [ 282.605121] 3503 3503 [ 282.608914] ? warn_alloc+0x120/0x120 [ 282.610859] Node 0 [ 282.615337] ? print_usage_bug+0xc0/0xc0 [ 282.617820] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 282.621580] ? warn_alloc+0x120/0x120 [ 282.623782] lowmem_reserve[]: 0 [ 282.627837] ? print_usage_bug+0xc0/0xc0 [ 282.656090] 0 0 [ 282.659873] ? ktime_get+0x2c1/0x400 [ 282.663120] 0 [ 282.667166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.669110] Node 0 [ 282.672807] ? check_preemption_disabled+0x48/0x280 [ 282.674577] DMA: [ 282.680092] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 282.682296] 1*4kB [ 282.687290] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.689321] (U) [ 282.693791] ? should_fail+0x22d/0xd01 [ 282.695909] 0*8kB 0*16kB [ 282.701448] ? kasan_check_read+0x11/0x20 [ 282.703389] 1*32kB (U) [ 282.707262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.710094] 2*64kB [ 282.714224] ? __lock_acquire+0x62f/0x4c20 [ 282.716768] (U) 1*128kB [ 282.721855] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.724063] (U) [ 282.728275] ? should_fail+0x22d/0xd01 [ 282.730913] 1*256kB [ 282.735993] ? print_usage_bug+0xc0/0xc0 [ 282.737939] (U) [ 282.741813] ? mark_held_locks+0x130/0x130 [ 282.744097] 0*512kB 1*1024kB [ 282.748149] ? mark_held_locks+0x130/0x130 [ 282.750087] (U) 1*2048kB [ 282.754306] ? check_preemption_disabled+0x48/0x280 [ 282.757387] (M) [ 282.761612] ? zap_class+0x640/0x640 [ 282.764330] 3*4096kB (M) [ 282.769332] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.771269] = 15908kB [ 282.771275] Node 0 [ 282.774989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.777710] DMA32: 3*4kB [ 282.782450] ? check_preemption_disabled+0x48/0x280 [ 282.784826] (UM) [ 282.787049] ? __lock_is_held+0xb5/0x140 [ 282.792542] 283*8kB (UM) [ 282.795289] __alloc_pages_nodemask+0xa80/0xde0 [ 282.800264] 189*16kB (UM) [ 282.802314] ? zap_class+0x640/0x640 [ 282.806356] 116*32kB (M) [ 282.809104] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.813741] 38*64kB (M) [ 282.816577] ? find_held_lock+0x36/0x1c0 [ 282.820249] 10*128kB (M) [ 282.822998] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.827972] 5*256kB (UM) [ 282.830630] ? lock_downgrade+0x900/0x900 [ 282.834659] 4*512kB [ 282.837425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.842072] (UM) 3*1024kB [ 282.844815] cache_grow_begin+0xa5/0x8c0 [ 282.848926] (M) [ 282.851229] ? do_raw_spin_unlock+0xa7/0x330 [ 282.856731] 3*2048kB (UM) [ 282.859567] fallback_alloc+0x204/0x2e0 [ 282.863589] 0*4096kB = 25268kB [ 282.865566] ____cache_alloc_node+0x1c7/0x1e0 [ 282.869937] Node 0 [ 282.872766] kmem_cache_alloc_node+0xe3/0x730 [ 282.876701] Normal: 191*4kB [ 282.879885] ? lockdep_hardirqs_on+0x296/0x5b0 [ 282.884344] (UME) [ 282.886568] __alloc_skb+0x119/0x770 [ 282.891022] 562*8kB (MEH) [ 282.894026] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 282.898569] 243*16kB (UMEH) [ 282.900703] ? netdev_alloc_frag+0x1f0/0x1f0 [ 282.904381] 85*32kB (UM) [ 282.907215] ? vprintk_default+0x28/0x30 [ 282.912545] 1*64kB [ 282.915545] ? vprintk_func+0x85/0x181 [ 282.919920] (U) [ 282.922657] ? printk+0xa7/0xcf [ 282.926681] 0*128kB 2*256kB [ 282.928906] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 282.932759] (UH) [ 282.934719] new_skb+0x26/0x1c0 [ 282.937956] 1*512kB (U) [ 282.940959] aoecmd_cfg+0x279/0x7f0 [ 282.945680] 1*1024kB [ 282.947721] ? find_held_lock+0x36/0x1c0 [ 282.950965] (U) [ 282.953620] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 282.957212] 0*2048kB [ 282.959610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.963630] 0*4096kB [ 282.965593] ? __lock_is_held+0xb5/0x140 [ 282.969873] = 13980kB [ 282.969886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 282.972283] discover_timer+0x50/0x60 [ 282.977788] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 282.980219] call_timer_fn+0x272/0x920 [ 282.984247] 168 total pagecache pages [ 282.986639] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 282.995477] 0 pages in swap cache [ 282.999255] ? process_timeout+0x40/0x40 [ 283.007798] Swap cache stats: add 0, delete 0, find 0/0 [ 283.011670] ? __run_timers+0x7da/0xc70 [ 283.015432] Free swap = 0kB [ 283.020254] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.023670] Total swap = 0kB [ 283.027720] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.033579] 1965979 pages RAM [ 283.037541] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 283.040536] 0 pages HighMem/MovableOnly [ 283.045021] ? lockdep_hardirqs_on+0x296/0x5b0 [ 283.048003] 342867 pages reserved [ 283.048009] 0 pages cma reserved [ 283.052658] ? trace_hardirqs_on+0xbd/0x310 [ 283.055783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 283.060561] ? kasan_check_read+0x11/0x20 [ 283.060576] ? __run_timers+0x7da/0xc70 [ 283.060592] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.064579] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.069113] ? __queue_work+0x1440/0x1440 [ 283.072539] syz-executor0 cpuset= [ 283.075902] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 283.080200] syz0 [ 283.086671] __run_timers+0x7e5/0xc70 [ 283.090787] mems_allowed=0 [ 283.094748] ? timer_fixup_init+0x70/0x70 [ 283.135407] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 283.140411] ? zap_class+0x640/0x640 [ 283.144119] ? enqueue_hrtimer+0x1a5/0x560 [ 283.148344] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 283.153528] ? find_held_lock+0x36/0x1c0 [ 283.157586] ? pvclock_read_flags+0x160/0x160 [ 283.162072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.167608] ? check_preemption_disabled+0x48/0x280 [ 283.172621] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 283.178149] ? rcu_pm_notify+0xc0/0xc0 [ 283.182026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.187547] ? check_preemption_disabled+0x48/0x280 [ 283.192553] run_timer_softirq+0x52/0xb0 [ 283.196605] ? rcu_read_lock_sched_held+0x14f/0x180 [ 283.202077] __do_softirq+0x308/0xb7e [ 283.205884] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 283.210368] ? lock_downgrade+0x900/0x900 [ 283.214510] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 283.219621] ? pvclock_read_flags+0x160/0x160 [ 283.224110] ? lapic_next_event+0x5a/0x90 [ 283.228245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.233773] ? kvm_clock_read+0x18/0x30 [ 283.237735] ? kvm_sched_clock_read+0x9/0x20 [ 283.242129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.247652] ? check_preemption_disabled+0x48/0x280 [ 283.252662] irq_exit+0x17f/0x1c0 [ 283.256111] smp_apic_timer_interrupt+0x1cb/0x760 [ 283.260938] ? smp_reschedule_interrupt+0x109/0x650 [ 283.265951] ? smp_call_function_single_interrupt+0x650/0x650 [ 283.271831] ? interrupt_entry+0xb5/0xc0 [ 283.275883] ? trace_hardirqs_off_caller+0xbb/0x310 [ 283.280883] ? trace_hardirqs_off_caller+0xbb/0x310 [ 283.285894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.290723] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.295730] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.300744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.305586] apic_timer_interrupt+0xf/0x20 [ 283.309799] [ 283.312028] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 283.317205] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 283.336094] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 283.343790] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 283.351047] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 283.358313] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 283.365567] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 283.372832] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 283.380129] do_exit+0x11f8/0x26d0 [ 283.383659] ? run_rebalance_domains+0x500/0x500 [ 283.388408] ? mm_update_next_owner+0x990/0x990 [ 283.393074] ? print_usage_bug+0xc0/0xc0 [ 283.397121] ? print_usage_bug+0xc0/0xc0 [ 283.401177] ? __lock_acquire+0x62f/0x4c20 [ 283.405406] ? finish_task_switch+0x1f4/0x910 [ 283.409894] ? __lock_acquire+0x62f/0x4c20 [ 283.414126] ? mark_held_locks+0x130/0x130 [ 283.418353] ? __lock_acquire+0x62f/0x4c20 [ 283.422580] ? kasan_check_read+0x11/0x20 [ 283.426714] ? finish_task_switch+0x1f4/0x910 [ 283.431200] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.436290] ? compat_start_thread+0x80/0x80 [ 283.440703] ? mark_held_locks+0x130/0x130 [ 283.444933] ? mark_held_locks+0x130/0x130 [ 283.449154] ? finish_task_switch+0x1f4/0x910 [ 283.453636] ? finish_task_switch+0x1b4/0x910 [ 283.458134] ? __switch_to_asm+0x34/0x70 [ 283.462188] ? preempt_notifier_register+0x200/0x200 [ 283.467294] ? __switch_to_asm+0x34/0x70 [ 283.471347] ? __switch_to_asm+0x34/0x70 [ 283.475396] ? __switch_to_asm+0x34/0x70 [ 283.479444] ? __switch_to_asm+0x40/0x70 [ 283.483490] ? __switch_to_asm+0x34/0x70 [ 283.487538] ? __switch_to_asm+0x40/0x70 [ 283.491592] ? __switch_to_asm+0x34/0x70 [ 283.495642] ? __switch_to_asm+0x34/0x70 [ 283.499688] ? __switch_to_asm+0x34/0x70 [ 283.503738] ? __switch_to_asm+0x40/0x70 [ 283.507784] ? __switch_to_asm+0x34/0x70 [ 283.511832] ? __switch_to_asm+0x40/0x70 [ 283.515879] ? zap_class+0x640/0x640 [ 283.519577] ? __schedule+0x8d7/0x21d0 [ 283.523449] ? print_usage_bug+0xc0/0xc0 [ 283.527505] ? wait_consider_task+0x245/0x3bb0 [ 283.532082] ? zap_class+0x640/0x640 [ 283.535781] ? find_held_lock+0x36/0x1c0 [ 283.539835] ? memset+0x31/0x40 [ 283.543111] ? find_held_lock+0x36/0x1c0 [ 283.547177] ? get_signal+0x95b/0x1980 [ 283.551062] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.555548] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.560035] do_group_exit+0x177/0x440 [ 283.563916] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.569009] ? __ia32_sys_exit+0x50/0x50 [ 283.573072] get_signal+0x8b0/0x1980 [ 283.576785] ? ptrace_notify+0x130/0x130 [ 283.580834] ? zap_class+0x640/0x640 [ 283.584563] ? zap_class+0x640/0x640 [ 283.588263] ? zap_class+0x640/0x640 [ 283.591987] ? put_pid.part.2+0x1c5/0x240 [ 283.596127] ? find_held_lock+0x36/0x1c0 [ 283.600184] do_signal+0x9c/0x21c0 [ 283.603715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.609246] ? kernel_wait4+0x2e0/0x3f0 [ 283.613211] ? __ia32_sys_waitid+0x140/0x140 [ 283.617606] ? setup_sigcontext+0x7d0/0x7d0 [ 283.621928] ? task_stopped_code+0x190/0x190 [ 283.626326] ? exit_to_usermode_loop+0x8c/0x380 [ 283.630983] ? exit_to_usermode_loop+0x8c/0x380 [ 283.635638] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 283.640205] ? trace_hardirqs_on+0xbd/0x310 [ 283.644531] ? __do_sys_wait4+0xaf/0x150 [ 283.648580] ? do_syscall_64+0x6be/0x820 [ 283.652633] ? do_syscall_64+0x9a/0x820 [ 283.656595] ? do_syscall_64+0x9a/0x820 [ 283.660569] exit_to_usermode_loop+0x2e5/0x380 [ 283.665153] ? __bpf_trace_sys_exit+0x30/0x30 [ 283.669647] do_syscall_64+0x6be/0x820 [ 283.673522] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 283.678880] ? syscall_return_slowpath+0x5e0/0x5e0 [ 283.683801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.688635] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.693656] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 283.698662] ? prepare_exit_to_usermode+0x291/0x3b0 [ 283.703691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.708553] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.713742] RIP: 0033:0x41124a [ 283.716943] Code: Bad RIP value. [ 283.720294] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 283.727994] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 283.735252] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 283.742510] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 283.749770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 283.757037] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 283.764321] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 283.764382] aoe: skb alloc failure [ 283.771242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.771247] Call Trace: [ 283.771253] [ 283.771267] dump_stack+0x244/0x39d [ 283.771283] ? dump_stack_print_info.cold.1+0x20/0x20 [ 283.774816] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 283.784151] warn_alloc.cold.117+0xb7/0x1bd [ 283.786697] syz-executor1 cpuset= [ 283.788827] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.792416] / [ 283.797588] ? lock_downgrade+0x900/0x900 [ 283.808048] mems_allowed=0 [ 283.812350] ? trace_hardirqs_off+0xb8/0x310 [ 283.833716] ? trace_hardirqs_off+0xb8/0x310 [ 283.838128] __alloc_pages_slowpath+0x2660/0x2d70 [ 283.842993] ? warn_alloc+0x120/0x120 [ 283.846792] ? warn_alloc+0x120/0x120 [ 283.850683] ? print_usage_bug+0xc0/0xc0 [ 283.854741] ? warn_alloc+0x120/0x120 [ 283.858530] ? print_usage_bug+0xc0/0xc0 [ 283.862582] ? __lock_acquire+0x62f/0x4c20 [ 283.866804] ? __lock_acquire+0x62f/0x4c20 [ 283.871053] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.876580] ? should_fail+0x22d/0xd01 [ 283.880463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.885555] ? __lock_acquire+0x62f/0x4c20 [ 283.889778] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.894870] ? __lock_acquire+0x62f/0x4c20 [ 283.899102] ? should_fail+0x22d/0xd01 [ 283.902981] ? find_held_lock+0x36/0x1c0 [ 283.907046] ? mark_held_locks+0x130/0x130 [ 283.911274] ? mark_held_locks+0x130/0x130 [ 283.915494] ? zap_class+0x640/0x640 [ 283.919196] ? zap_class+0x640/0x640 [ 283.922900] ? print_usage_bug+0xc0/0xc0 [ 283.926950] ? do_raw_spin_unlock+0xa7/0x330 [ 283.931347] ? zap_class+0x640/0x640 [ 283.935081] ? print_usage_bug+0xc0/0xc0 [ 283.939129] ? wq_watchdog_touch+0x9c/0xfe [ 283.943351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.948877] ? check_preemption_disabled+0x48/0x280 [ 283.953897] ? __lock_is_held+0xb5/0x140 [ 283.957956] __alloc_pages_nodemask+0xa80/0xde0 [ 283.962619] ? zap_class+0x640/0x640 [ 283.966330] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 283.971346] ? find_held_lock+0x36/0x1c0 [ 283.975407] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.980068] ? lock_downgrade+0x900/0x900 [ 283.984210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.989740] cache_grow_begin+0xa5/0x8c0 [ 283.993785] ? do_raw_spin_unlock+0xa7/0x330 [ 283.998184] fallback_alloc+0x204/0x2e0 [ 284.002148] ____cache_alloc_node+0x1c7/0x1e0 [ 284.006638] kmem_cache_alloc_node+0xe3/0x730 [ 284.011123] ? ipv6_get_ifaddr+0x42e/0x620 [ 284.015350] __alloc_skb+0x119/0x770 [ 284.019082] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.024357] ? netdev_alloc_frag+0x1f0/0x1f0 [ 284.029235] ? lock_downgrade+0x900/0x900 [ 284.033377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.038903] ? refcount_sub_and_test_checked+0x203/0x310 [ 284.044376] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 284.049817] ? addrconf_rs_timer+0x690/0x690 [ 284.054326] ndisc_alloc_skb+0x144/0x340 [ 284.058378] ndisc_send_rs+0x331/0x6e0 [ 284.062254] addrconf_rs_timer+0x314/0x690 [ 284.066477] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.070713] call_timer_fn+0x272/0x920 [ 284.074589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.078810] ? process_timeout+0x40/0x40 [ 284.082879] ? __run_timers+0x7da/0xc70 [ 284.086846] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.091337] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.095815] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.100050] ? lockdep_hardirqs_on+0x296/0x5b0 [ 284.104622] ? trace_hardirqs_on+0xbd/0x310 [ 284.108956] ? kasan_check_read+0x11/0x20 [ 284.113094] ? __run_timers+0x7da/0xc70 [ 284.117054] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.122142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.126365] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.130589] __run_timers+0x7e5/0xc70 [ 284.134385] ? timer_fixup_init+0x70/0x70 [ 284.138521] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 284.143525] ? zap_class+0x640/0x640 [ 284.147228] ? enqueue_hrtimer+0x1a5/0x560 [ 284.151462] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 284.156644] ? find_held_lock+0x36/0x1c0 [ 284.160702] ? zap_class+0x640/0x640 [ 284.164408] ? pvclock_read_flags+0x160/0x160 [ 284.168901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.174445] ? check_preemption_disabled+0x48/0x280 [ 284.179457] ? __lock_is_held+0xb5/0x140 [ 284.183506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.189029] ? check_preemption_disabled+0x48/0x280 [ 284.194039] run_timer_softirq+0x52/0xb0 [ 284.198094] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.203099] __do_softirq+0x308/0xb7e [ 284.206897] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 284.211403] ? lock_downgrade+0x900/0x900 [ 284.215540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.220635] ? pvclock_read_flags+0x160/0x160 [ 284.225122] ? lapic_next_event+0x5a/0x90 [ 284.229266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.234794] ? kvm_clock_read+0x18/0x30 [ 284.238775] ? kvm_sched_clock_read+0x9/0x20 [ 284.243176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.248701] ? check_preemption_disabled+0x48/0x280 [ 284.253709] irq_exit+0x17f/0x1c0 [ 284.259668] smp_apic_timer_interrupt+0x1cb/0x760 [ 284.264496] ? smp_call_function_single_interrupt+0x159/0x650 [ 284.270373] ? smp_call_function_single_interrupt+0x650/0x650 [ 284.276247] ? interrupt_entry+0xb5/0xc0 [ 284.280300] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.285308] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.290318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.295149] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.300156] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.305161] ? task_prio+0x50/0x50 [ 284.308692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.314217] ? check_preemption_disabled+0x48/0x280 [ 284.319225] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.324068] apic_timer_interrupt+0xf/0x20 [ 284.328290] [ 284.330518] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 284.336395] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 284.355286] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 284.362989] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 284.370250] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 284.377536] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 284.384793] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 284.392047] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 284.399328] ? save_stack+0xa9/0xd0 [ 284.402955] __kmalloc_node_track_caller+0x33/0x70 [ 284.407884] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 284.412630] pskb_expand_head+0x230/0x10f0 [ 284.416868] ? memcpy+0x45/0x50 [ 284.420136] ? __copy_skb_header+0x350/0x6b0 [ 284.424531] ? skb_release_data+0x880/0x880 [ 284.428840] ? __alloc_skb+0x770/0x770 [ 284.432723] ? __lock_is_held+0xb5/0x140 [ 284.436780] ? kasan_check_write+0x14/0x20 [ 284.441014] ? __skb_clone+0x6c7/0xa00 [ 284.444894] ? __copy_skb_header+0x6b0/0x6b0 [ 284.449293] ? kmem_cache_alloc+0x33a/0x730 [ 284.453613] skb_ensure_writable+0x3dd/0x640 [ 284.458016] ? skb_checksum_setup+0xaa0/0xaa0 [ 284.462503] ? check_preemption_disabled+0x48/0x280 [ 284.467942] ? __this_cpu_preempt_check+0x1c/0x20 [ 284.472784] ? __bpf_redirect+0x54b/0xb20 [ 284.476945] bpf_clone_redirect+0x14a/0x490 [ 284.481274] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 284.486285] ? __sched_text_start+0x8/0x8 [ 284.490437] ? retint_kernel+0x2d/0x2d [ 284.494322] ? find_held_lock+0x36/0x1c0 [ 284.498380] ? lock_acquire+0x1ed/0x520 [ 284.502346] ? bpf_test_run+0x3cb/0x780 [ 284.506314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.511847] ? check_preemption_disabled+0x48/0x280 [ 284.516859] ? kasan_check_read+0x11/0x20 [ 284.521005] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.526271] ? rcu_softirq_qs+0x20/0x20 [ 284.530238] ? preempt_schedule+0x4d/0x60 [ 284.534377] ? ___preempt_schedule+0x16/0x18 [ 284.538783] ? bpf_test_run+0x25d/0x780 [ 284.542783] ? netlink_diag_dump+0x2a0/0x2a0 [ 284.547187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.552717] ? bpf_test_init.isra.10+0x70/0x100 [ 284.557381] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 284.562137] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 284.566976] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 284.572532] ? fput+0x130/0x1a0 [ 284.576237] ? __bpf_prog_get+0x9b/0x290 [ 284.580291] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 284.585128] ? bpf_prog_test_run+0x130/0x1a0 [ 284.589537] ? __x64_sys_bpf+0x3d8/0x520 [ 284.593589] ? bpf_prog_get+0x20/0x20 [ 284.597393] ? do_syscall_64+0x1b9/0x820 [ 284.601442] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 284.606809] ? syscall_return_slowpath+0x5e0/0x5e0 [ 284.611729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.616570] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.621575] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 284.626584] ? prepare_exit_to_usermode+0x291/0x3b0 [ 284.631594] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.636435] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.641797] warn_alloc_show_mem: 1 callbacks suppressed [ 284.641805] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 284.641806] Mem-Info: [ 284.641833] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 284.641833] active_file:9 inactive_file:21 isolated_file:0 [ 284.641833] unevictable:0 dirty:0 writeback:0 unstable:0 [ 284.641833] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 284.641833] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 284.641833] free:13789 free_pcp:199 free_cma:0 [ 284.647158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.647165] Call Trace: [ 284.654086] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 284.656473] [ 284.689236] Node 0 [ 284.698574] dump_stack+0x244/0x39d [ 284.701147] 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 [ 284.728350] ? dump_stack_print_info.cold.1+0x20/0x20 [ 284.730482] lowmem_reserve[]: [ 284.732712] warn_alloc.cold.117+0xb7/0x1bd [ 284.736304] 0 [ 284.761791] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 284.766943] 2818 6321 [ 284.770048] ? lock_downgrade+0x900/0x900 [ 284.774332] 6321 [ 284.776127] ? trace_hardirqs_off+0xb8/0x310 [ 284.780933] Node 0 [ 284.783429] ? trace_hardirqs_off+0xb8/0x310 [ 284.787565] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 284.789593] __alloc_pages_slowpath+0x2660/0x2d70 [ 284.793968] lowmem_reserve[]: 0 [ 284.796222] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 284.800584] 0 [ 284.827737] ? warn_alloc+0x120/0x120 [ 284.832543] 3503 3503 [ 284.835811] ? __lock_acquire+0x62f/0x4c20 [ 284.841581] Node 0 [ 284.843370] ? __lock_acquire+0x62f/0x4c20 [ 284.847179] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 284.849639] ? warn_alloc+0x120/0x120 [ 284.853837] lowmem_reserve[]: 0 [ 284.856069] ? print_usage_bug+0xc0/0xc0 [ 284.860274] 0 [ 284.888532] ? warn_alloc+0x120/0x120 [ 284.892301] 0 [ 284.895565] ? print_usage_bug+0xc0/0xc0 [ 284.899590] 0 [ 284.901383] ? mark_held_locks+0x130/0x130 [ 284.905151] Node 0 [ 284.906947] ? mark_held_locks+0x130/0x130 [ 284.910981] DMA: [ 284.912772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.916972] 1*4kB [ 284.919191] ? should_fail+0x22d/0xd01 [ 284.923405] (U) [ 284.925448] ? zap_class+0x640/0x640 [ 284.925464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.931000] 0*8kB [ 284.933147] ? __lock_acquire+0x62f/0x4c20 [ 284.937012] 0*16kB [ 284.938968] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.942752] 1*32kB [ 284.947830] ? should_fail+0x22d/0xd01 [ 284.949953] (U) [ 284.954177] ? mark_held_locks+0x130/0x130 [ 284.956378] 2*64kB (U) [ 284.961465] ? mark_held_locks+0x130/0x130 [ 284.963663] 1*128kB (U) [ 284.967541] ? lock_downgrade+0x900/0x900 [ 284.969487] 1*256kB [ 284.973704] ? zap_class+0x640/0x640 [ 284.976251] (U) 0*512kB [ 284.980567] ? zap_class+0x640/0x640 [ 284.983208] 1*1024kB (U) [ 284.987342] ? zap_class+0x640/0x640 [ 284.989633] 1*2048kB (M) [ 284.993334] ? do_raw_spin_unlock+0xa7/0x330 [ 284.995972] 3*4096kB [ 284.999664] ? trace_hardirqs_on+0x310/0x310 [ 285.002387] (M) [ 285.006087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.008812] = 15908kB [ 285.013203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.015582] Node 0 [ 285.019972] ? check_preemption_disabled+0x48/0x280 [ 285.021908] DMA32: 3*4kB [ 285.027445] ? __lock_is_held+0xb5/0x140 [ 285.030284] (UM) 283*8kB [ 285.035822] __alloc_pages_nodemask+0xa80/0xde0 [ 285.038021] (UM) [ 285.043055] ? zap_class+0x640/0x640 [ 285.045778] 189*16kB (UM) [ 285.049830] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 285.052552] 116*32kB (M) [ 285.057219] ? find_held_lock+0x36/0x1c0 [ 285.059244] 38*64kB (M) [ 285.062972] ? ____cache_alloc_node+0x1c7/0x1e0 [ 285.065773] 10*128kB (M) [ 285.070776] ? lock_downgrade+0x900/0x900 [ 285.073507] 5*256kB (UM) [ 285.077564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.080212] 4*512kB [ 285.084865] cache_grow_begin+0xa5/0x8c0 [ 285.087587] (UM) [ 285.091717] ? do_raw_spin_unlock+0xa7/0x330 [ 285.094444] 3*1024kB [ 285.099965] fallback_alloc+0x204/0x2e0 [ 285.102250] (M) 3*2048kB [ 285.106300] ____cache_alloc_node+0x1c7/0x1e0 [ 285.108332] (UM) [ 285.112722] kmem_cache_alloc_node+0xe3/0x730 [ 285.115100] 0*4096kB [ 285.119070] ? lockdep_hardirqs_on+0x296/0x5b0 [ 285.121808] = 25268kB [ 285.121814] Node 0 [ 285.126305] __alloc_skb+0x119/0x770 [ 285.128326] Normal: 191*4kB [ 285.132807] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 285.135181] (UME) [ 285.139745] ? netdev_alloc_frag+0x1f0/0x1f0 [ 285.142119] 562*8kB (MEH) [ 285.144356] ? vprintk_default+0x28/0x30 [ 285.148033] 243*16kB [ 285.151032] ? vprintk_func+0x85/0x181 [ 285.156361] (UMEH) [ 285.158492] ? printk+0xa7/0xcf [ 285.162878] 85*32kB (UM) [ 285.165725] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 285.169754] 1*64kB [ 285.172164] new_skb+0x26/0x1c0 [ 285.176099] (U) [ 285.178318] aoecmd_cfg+0x279/0x7f0 [ 285.181612] 0*128kB [ 285.184352] ? find_held_lock+0x36/0x1c0 [ 285.189072] 2*256kB (UH) [ 285.191303] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 285.194545] 1*512kB (U) [ 285.196513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.200254] 1*1024kB (U) [ 285.202576] ? __lock_is_held+0xb5/0x140 [ 285.206593] 0*2048kB 0*4096kB [ 285.209349] discover_timer+0x50/0x60 [ 285.213626] = 13980kB [ 285.213638] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 285.216293] call_timer_fn+0x272/0x920 [ 285.221803] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.224537] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 285.228563] 168 total pagecache pages [ 285.231735] ? process_timeout+0x40/0x40 [ 285.235504] 0 pages in swap cache [ 285.237905] ? __run_timers+0x7da/0xc70 [ 285.246715] Swap cache stats: add 0, delete 0, find 0/0 [ 285.250594] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.259222] Free swap = 0kB [ 285.264045] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.267812] Total swap = 0kB [ 285.271858] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 285.275278] 1965979 pages RAM [ 285.279230] ? lockdep_hardirqs_on+0x296/0x5b0 [ 285.284578] 0 pages HighMem/MovableOnly [ 285.289073] ? trace_hardirqs_on+0xbd/0x310 [ 285.292062] 342867 pages reserved [ 285.292068] 0 pages cma reserved [ 285.296544] ? kasan_check_read+0x11/0x20 [ 285.299597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 285.304363] ? __run_timers+0x7da/0xc70 [ 285.307477] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 285.311999] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.315939] syz-executor0 cpuset= [ 285.320243] ? __queue_work+0x1440/0x1440 [ 285.323668] syz0 [ 285.327019] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 285.331136] mems_allowed=0 [ 285.337620] __run_timers+0x7e5/0xc70 [ 285.378133] ? timer_fixup_init+0x70/0x70 [ 285.382277] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 285.387284] ? zap_class+0x640/0x640 [ 285.390995] ? enqueue_hrtimer+0x1a5/0x560 [ 285.395232] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 285.400440] ? find_held_lock+0x36/0x1c0 [ 285.404513] ? pvclock_read_flags+0x160/0x160 [ 285.409000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.414547] ? check_preemption_disabled+0x48/0x280 [ 285.419566] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 285.425102] ? rcu_pm_notify+0xc0/0xc0 [ 285.428990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.434515] ? check_preemption_disabled+0x48/0x280 [ 285.439526] run_timer_softirq+0x52/0xb0 [ 285.443576] ? rcu_read_lock_sched_held+0x14f/0x180 [ 285.448583] __do_softirq+0x308/0xb7e [ 285.452380] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 285.456870] ? lock_downgrade+0x900/0x900 [ 285.461018] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 285.466114] ? pvclock_read_flags+0x160/0x160 [ 285.470601] ? lapic_next_event+0x5a/0x90 [ 285.474736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.480266] ? kvm_clock_read+0x18/0x30 [ 285.484229] ? kvm_sched_clock_read+0x9/0x20 [ 285.488646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.494174] ? check_preemption_disabled+0x48/0x280 [ 285.499188] irq_exit+0x17f/0x1c0 [ 285.502659] smp_apic_timer_interrupt+0x1cb/0x760 [ 285.507494] ? smp_reschedule_interrupt+0x109/0x650 [ 285.512499] ? smp_call_function_single_interrupt+0x650/0x650 [ 285.518369] ? interrupt_entry+0xb5/0xc0 [ 285.522421] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.527433] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.532442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.537281] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.542284] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.547293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.552129] apic_timer_interrupt+0xf/0x20 [ 285.556346] [ 285.558578] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 285.563762] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 285.582652] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 285.590350] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 285.597609] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 285.604867] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 285.612128] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 285.619399] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 285.626683] do_exit+0x11f8/0x26d0 [ 285.630304] ? run_rebalance_domains+0x500/0x500 [ 285.635061] ? mm_update_next_owner+0x990/0x990 [ 285.639723] ? print_usage_bug+0xc0/0xc0 [ 285.643773] ? print_usage_bug+0xc0/0xc0 [ 285.647829] ? __lock_acquire+0x62f/0x4c20 [ 285.652058] ? finish_task_switch+0x1f4/0x910 [ 285.656553] ? __lock_acquire+0x62f/0x4c20 [ 285.660780] ? mark_held_locks+0x130/0x130 [ 285.665009] ? __lock_acquire+0x62f/0x4c20 [ 285.669235] ? kasan_check_read+0x11/0x20 [ 285.673371] ? finish_task_switch+0x1f4/0x910 [ 285.677860] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.682969] ? compat_start_thread+0x80/0x80 [ 285.687376] ? mark_held_locks+0x130/0x130 [ 285.691609] ? mark_held_locks+0x130/0x130 [ 285.695837] ? finish_task_switch+0x1f4/0x910 [ 285.700337] ? finish_task_switch+0x1b4/0x910 [ 285.704826] ? __switch_to_asm+0x34/0x70 [ 285.708900] ? preempt_notifier_register+0x200/0x200 [ 285.713998] ? __switch_to_asm+0x34/0x70 [ 285.718049] ? __switch_to_asm+0x34/0x70 [ 285.722099] ? __switch_to_asm+0x34/0x70 [ 285.726165] ? __switch_to_asm+0x40/0x70 [ 285.730215] ? __switch_to_asm+0x34/0x70 [ 285.734268] ? __switch_to_asm+0x40/0x70 [ 285.738343] ? __switch_to_asm+0x34/0x70 [ 285.742397] ? __switch_to_asm+0x34/0x70 [ 285.746449] ? __switch_to_asm+0x34/0x70 [ 285.750502] ? __switch_to_asm+0x40/0x70 [ 285.754550] ? __switch_to_asm+0x34/0x70 [ 285.758599] ? __switch_to_asm+0x40/0x70 [ 285.762764] ? zap_class+0x640/0x640 [ 285.766472] ? __schedule+0x8d7/0x21d0 [ 285.770352] ? print_usage_bug+0xc0/0xc0 [ 285.774423] ? wait_consider_task+0x245/0x3bb0 [ 285.778996] ? zap_class+0x640/0x640 [ 285.782699] ? find_held_lock+0x36/0x1c0 [ 285.786758] ? memset+0x31/0x40 [ 285.790035] ? find_held_lock+0x36/0x1c0 [ 285.794091] ? get_signal+0x95b/0x1980 [ 285.797974] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.802460] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.806948] do_group_exit+0x177/0x440 [ 285.810825] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.815929] ? __ia32_sys_exit+0x50/0x50 [ 285.820006] get_signal+0x8b0/0x1980 [ 285.823720] ? ptrace_notify+0x130/0x130 [ 285.827786] ? zap_class+0x640/0x640 [ 285.831497] ? zap_class+0x640/0x640 [ 285.835199] ? zap_class+0x640/0x640 [ 285.838905] ? put_pid.part.2+0x1c5/0x240 [ 285.843046] ? find_held_lock+0x36/0x1c0 [ 285.847104] do_signal+0x9c/0x21c0 [ 285.850645] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.856188] ? kernel_wait4+0x2e0/0x3f0 [ 285.860158] ? __ia32_sys_waitid+0x140/0x140 [ 285.864561] ? setup_sigcontext+0x7d0/0x7d0 [ 285.868885] ? task_stopped_code+0x190/0x190 [ 285.873298] ? exit_to_usermode_loop+0x8c/0x380 [ 285.877958] ? exit_to_usermode_loop+0x8c/0x380 [ 285.882626] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 285.887204] ? trace_hardirqs_on+0xbd/0x310 [ 285.891513] ? __do_sys_wait4+0xaf/0x150 [ 285.895562] ? do_syscall_64+0x6be/0x820 [ 285.899616] ? do_syscall_64+0x9a/0x820 [ 285.903578] ? do_syscall_64+0x9a/0x820 [ 285.907542] exit_to_usermode_loop+0x2e5/0x380 [ 285.912114] ? __bpf_trace_sys_exit+0x30/0x30 [ 285.916624] do_syscall_64+0x6be/0x820 [ 285.920507] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 285.925873] ? syscall_return_slowpath+0x5e0/0x5e0 [ 285.930801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.935643] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.940657] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 285.945667] ? prepare_exit_to_usermode+0x291/0x3b0 [ 285.950686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.955535] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.960714] RIP: 0033:0x41124a [ 285.963909] Code: Bad RIP value. [ 285.967262] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 285.974963] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 285.982235] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 285.989511] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 285.996769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 286.004044] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 286.011331] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 286.011382] aoe: skb alloc failure [ 286.018250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.018257] Call Trace: [ 286.021819] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 286.031105] [ 286.033663] syz-executor1 cpuset= [ 286.044124] dump_stack+0x244/0x39d [ 286.046413] / [ 286.049876] ? dump_stack_print_info.cold.1+0x20/0x20 [ 286.053472] mems_allowed=0 [ 286.055172] warn_alloc.cold.117+0xb7/0x1bd [ 286.067548] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 286.072380] ? lock_downgrade+0x900/0x900 [ 286.076522] ? trace_hardirqs_off+0xb8/0x310 [ 286.080923] ? trace_hardirqs_off+0xb8/0x310 [ 286.085324] __alloc_pages_slowpath+0x2660/0x2d70 [ 286.090188] ? warn_alloc+0x120/0x120 [ 286.093982] ? warn_alloc+0x120/0x120 [ 286.097773] ? print_usage_bug+0xc0/0xc0 [ 286.101825] ? warn_alloc+0x120/0x120 [ 286.105631] ? print_usage_bug+0xc0/0xc0 [ 286.109696] ? __lock_acquire+0x62f/0x4c20 [ 286.113917] ? __lock_acquire+0x62f/0x4c20 [ 286.118163] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.123685] ? should_fail+0x22d/0xd01 [ 286.127565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.132656] ? __lock_acquire+0x62f/0x4c20 [ 286.136882] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.141975] ? __lock_acquire+0x62f/0x4c20 [ 286.146196] ? should_fail+0x22d/0xd01 [ 286.150073] ? find_held_lock+0x36/0x1c0 [ 286.154124] ? mark_held_locks+0x130/0x130 [ 286.158350] ? mark_held_locks+0x130/0x130 [ 286.162573] ? zap_class+0x640/0x640 [ 286.166275] ? zap_class+0x640/0x640 [ 286.169977] ? print_usage_bug+0xc0/0xc0 [ 286.174040] ? do_raw_spin_unlock+0xa7/0x330 [ 286.178435] ? zap_class+0x640/0x640 [ 286.182138] ? print_usage_bug+0xc0/0xc0 [ 286.186186] ? wq_watchdog_touch+0x9c/0xfe [ 286.190407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.195929] ? check_preemption_disabled+0x48/0x280 [ 286.200937] ? __lock_is_held+0xb5/0x140 [ 286.204988] __alloc_pages_nodemask+0xa80/0xde0 [ 286.209649] ? zap_class+0x640/0x640 [ 286.213374] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 286.218399] ? find_held_lock+0x36/0x1c0 [ 286.222455] ? ____cache_alloc_node+0x1c7/0x1e0 [ 286.227112] ? lock_downgrade+0x900/0x900 [ 286.231251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.236775] cache_grow_begin+0xa5/0x8c0 [ 286.240820] ? do_raw_spin_unlock+0xa7/0x330 [ 286.245225] fallback_alloc+0x204/0x2e0 [ 286.249189] ____cache_alloc_node+0x1c7/0x1e0 [ 286.253679] kmem_cache_alloc_node+0xe3/0x730 [ 286.258163] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.262392] __alloc_skb+0x119/0x770 [ 286.266094] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.271360] ? netdev_alloc_frag+0x1f0/0x1f0 [ 286.275755] ? lock_downgrade+0x900/0x900 [ 286.279892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.285437] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.290905] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.296345] ? addrconf_rs_timer+0x690/0x690 [ 286.300749] ndisc_alloc_skb+0x144/0x340 [ 286.304802] ndisc_send_rs+0x331/0x6e0 [ 286.308690] addrconf_rs_timer+0x314/0x690 [ 286.312917] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.317148] call_timer_fn+0x272/0x920 [ 286.321026] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.325255] ? process_timeout+0x40/0x40 [ 286.329315] ? __run_timers+0x7da/0xc70 [ 286.333284] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.337777] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.342253] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.346474] ? lockdep_hardirqs_on+0x296/0x5b0 [ 286.351042] ? trace_hardirqs_on+0xbd/0x310 [ 286.355352] ? kasan_check_read+0x11/0x20 [ 286.359489] ? __run_timers+0x7da/0xc70 [ 286.363471] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.368563] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.372789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.377021] __run_timers+0x7e5/0xc70 [ 286.380828] ? timer_fixup_init+0x70/0x70 [ 286.384968] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 286.389977] ? zap_class+0x640/0x640 [ 286.393683] ? enqueue_hrtimer+0x1a5/0x560 [ 286.397923] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 286.403107] ? find_held_lock+0x36/0x1c0 [ 286.407166] ? zap_class+0x640/0x640 [ 286.410872] ? pvclock_read_flags+0x160/0x160 [ 286.415359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.420882] ? check_preemption_disabled+0x48/0x280 [ 286.425898] ? __lock_is_held+0xb5/0x140 [ 286.429946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.435473] ? check_preemption_disabled+0x48/0x280 [ 286.440481] run_timer_softirq+0x52/0xb0 [ 286.444545] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.449547] __do_softirq+0x308/0xb7e [ 286.453337] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 286.457832] ? lock_downgrade+0x900/0x900 [ 286.461978] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.467077] ? pvclock_read_flags+0x160/0x160 [ 286.471560] ? lapic_next_event+0x5a/0x90 [ 286.475718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.481266] ? kvm_clock_read+0x18/0x30 [ 286.485232] ? kvm_sched_clock_read+0x9/0x20 [ 286.489632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.495167] ? check_preemption_disabled+0x48/0x280 [ 286.500177] irq_exit+0x17f/0x1c0 [ 286.503618] smp_apic_timer_interrupt+0x1cb/0x760 [ 286.508448] ? smp_call_function_single_interrupt+0x159/0x650 [ 286.514316] ? smp_call_function_single_interrupt+0x650/0x650 [ 286.520189] ? interrupt_entry+0xb5/0xc0 [ 286.524237] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.529242] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.534251] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.539081] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.544094] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.549115] ? task_prio+0x50/0x50 [ 286.552645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.558167] ? check_preemption_disabled+0x48/0x280 [ 286.563174] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.568011] apic_timer_interrupt+0xf/0x20 [ 286.572228] [ 286.574458] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 286.580332] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 286.599224] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 286.606928] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 286.614189] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 286.621449] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 286.628712] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 286.635988] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 286.643270] ? save_stack+0xa9/0xd0 [ 286.646901] __kmalloc_node_track_caller+0x33/0x70 [ 286.651827] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 286.656581] pskb_expand_head+0x230/0x10f0 [ 286.660818] ? memcpy+0x45/0x50 [ 286.664095] ? __copy_skb_header+0x350/0x6b0 [ 286.668500] ? skb_release_data+0x880/0x880 [ 286.672821] ? __alloc_skb+0x770/0x770 [ 286.676703] ? __lock_is_held+0xb5/0x140 [ 286.680758] ? kasan_check_write+0x14/0x20 [ 286.684990] ? __skb_clone+0x6c7/0xa00 [ 286.688872] ? __copy_skb_header+0x6b0/0x6b0 [ 286.693271] ? kmem_cache_alloc+0x33a/0x730 [ 286.697589] skb_ensure_writable+0x3dd/0x640 [ 286.702003] ? skb_checksum_setup+0xaa0/0xaa0 [ 286.706485] ? check_preemption_disabled+0x48/0x280 [ 286.711518] ? __this_cpu_preempt_check+0x1c/0x20 [ 286.716356] ? __bpf_redirect+0x54b/0xb20 [ 286.720505] bpf_clone_redirect+0x14a/0x490 [ 286.724829] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 286.729834] ? __sched_text_start+0x8/0x8 [ 286.733976] ? retint_kernel+0x2d/0x2d [ 286.737862] ? find_held_lock+0x36/0x1c0 [ 286.741925] ? lock_acquire+0x1ed/0x520 [ 286.745891] ? bpf_test_run+0x3cb/0x780 [ 286.749862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.755391] ? check_preemption_disabled+0x48/0x280 [ 286.760406] ? kasan_check_read+0x11/0x20 [ 286.764553] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.769824] ? rcu_softirq_qs+0x20/0x20 [ 286.773803] ? preempt_schedule+0x4d/0x60 [ 286.777944] ? ___preempt_schedule+0x16/0x18 [ 286.782357] ? bpf_test_run+0x25d/0x780 [ 286.786330] ? netlink_diag_dump+0x2a0/0x2a0 [ 286.790728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.796252] ? bpf_test_init.isra.10+0x70/0x100 [ 286.800928] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 286.805677] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 286.810509] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 286.816034] ? fput+0x130/0x1a0 [ 286.819302] ? __bpf_prog_get+0x9b/0x290 [ 286.823354] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 286.828182] ? bpf_prog_test_run+0x130/0x1a0 [ 286.832575] ? __x64_sys_bpf+0x3d8/0x520 [ 286.836620] ? bpf_prog_get+0x20/0x20 [ 286.840425] ? do_syscall_64+0x1b9/0x820 [ 286.844470] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 286.849820] ? syscall_return_slowpath+0x5e0/0x5e0 [ 286.854732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.859559] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.864563] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 286.869566] ? prepare_exit_to_usermode+0x291/0x3b0 [ 286.874571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.879408] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.884767] warn_alloc_show_mem: 1 callbacks suppressed [ 286.884782] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 286.884791] Mem-Info: [ 286.884817] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 286.884817] active_file:9 inactive_file:21 isolated_file:0 [ 286.884817] unevictable:0 dirty:0 writeback:0 unstable:0 [ 286.884817] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 286.884817] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 286.884817] free:13789 free_pcp:199 free_cma:0 [ 286.890138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.890144] Call Trace: [ 286.897063] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 286.899442] [ 286.932203] Node 0 [ 286.941535] dump_stack+0x244/0x39d [ 286.944105] 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 [ 286.971300] ? dump_stack_print_info.cold.1+0x20/0x20 [ 286.973411] lowmem_reserve[]: 0 [ 286.975638] warn_alloc.cold.117+0xb7/0x1bd [ 286.979221] 2818 6321 [ 287.004708] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.009858] 6321 [ 287.013122] ? lock_downgrade+0x900/0x900 [ 287.017408] Node 0 [ 287.019891] ? trace_hardirqs_off+0xb8/0x310 [ 287.024715] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 287.026744] ? trace_hardirqs_off+0xb8/0x310 [ 287.031323] lowmem_reserve[]: 0 [ 287.033563] __alloc_pages_slowpath+0x2660/0x2d70 [ 287.037931] 0 [ 287.065080] ? warn_alloc+0x120/0x120 [ 287.069435] 3503 3503 [ 287.072709] ? pvclock_read_flags+0x160/0x160 [ 287.077518] Node 0 [ 287.079300] ? warn_alloc+0x120/0x120 [ 287.083091] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 287.085549] ? print_usage_bug+0xc0/0xc0 [ 287.090003] lowmem_reserve[]: 0 [ 287.092246] ? warn_alloc+0x120/0x120 [ 287.096006] 0 0 [ 287.124272] ? print_usage_bug+0xc0/0xc0 [ 287.128298] 0 [ 287.131561] ? ktime_get+0x2c1/0x400 [ 287.135330] Node 0 [ 287.137293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.141319] DMA: [ 287.143102] ? check_preemption_disabled+0x48/0x280 [ 287.146782] 1*4kB [ 287.149019] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 287.154521] (U) [ 287.156570] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.161546] 0*8kB 0*16kB [ 287.163675] ? should_fail+0x22d/0xd01 [ 287.163685] ? kasan_check_read+0x11/0x20 [ 287.163694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.163714] ? __lock_acquire+0x62f/0x4c20 [ 287.163723] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.163729] ? should_fail+0x22d/0xd01 [ 287.163735] ? print_usage_bug+0xc0/0xc0 [ 287.163755] ? mark_held_locks+0x130/0x130 [ 287.163772] ? mark_held_locks+0x130/0x130 [ 287.168238] 1*32kB [ 287.170199] ? check_preemption_disabled+0x48/0x280 [ 287.175715] (U) [ 287.178455] ? zap_class+0x640/0x640 [ 287.182305] 2*64kB (U) [ 287.186443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 287.191517] 1*128kB (U) [ 287.195750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.200968] 1*256kB [ 287.204836] ? check_preemption_disabled+0x48/0x280 [ 287.208863] (U) [ 287.213084] ? __lock_is_held+0xb5/0x140 [ 287.217284] 0*512kB [ 287.219504] __alloc_pages_nodemask+0xa80/0xde0 [ 287.224484] 1*1024kB [ 287.226440] ? zap_class+0x640/0x640 [ 287.230121] (U) [ 287.232689] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 287.237424] 1*2048kB (M) [ 287.240088] ? find_held_lock+0x36/0x1c0 [ 287.245582] 3*4096kB (M) [ 287.247900] ? ____cache_alloc_node+0x1c7/0x1e0 [ 287.252874] = 15908kB [ 287.252880] Node 0 [ 287.254840] ? lock_downgrade+0x900/0x900 [ 287.258866] DMA32: 3*4kB [ 287.261185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.265829] (UM) 283*8kB [ 287.268229] cache_grow_begin+0xa5/0x8c0 [ 287.271903] (UM) 189*16kB [ 287.273878] ? do_raw_spin_unlock+0xa7/0x330 [ 287.278860] (UM) [ 287.281604] fallback_alloc+0x204/0x2e0 [ 287.285626] 116*32kB (M) [ 287.288373] ____cache_alloc_node+0x1c7/0x1e0 [ 287.293006] 38*64kB (M) [ 287.295408] kmem_cache_alloc_node+0xe3/0x730 [ 287.297610] 10*128kB (M) [ 287.301757] ? lockdep_hardirqs_on+0x296/0x5b0 [ 287.304483] 5*256kB [ 287.310007] __alloc_skb+0x119/0x770 [ 287.312723] (UM) 4*512kB [ 287.316778] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 287.319589] (UM) [ 287.323982] ? netdev_alloc_frag+0x1f0/0x1f0 [ 287.326010] 3*1024kB (M) [ 287.329993] ? vprintk_default+0x28/0x30 [ 287.332719] 3*2048kB [ 287.337200] ? vprintk_func+0x85/0x181 [ 287.339837] (UM) 0*4096kB [ 287.344317] ? printk+0xa7/0xcf [ 287.347043] = 25268kB [ 287.347049] Node 0 [ 287.351614] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 287.353904] Normal: 191*4kB [ 287.357613] new_skb+0x26/0x1c0 [ 287.360335] (UME) [ 287.365679] aoecmd_cfg+0x279/0x7f0 [ 287.367708] 562*8kB (MEH) [ 287.372109] ? find_held_lock+0x36/0x1c0 [ 287.374850] 243*16kB (UMEH) [ 287.378894] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 287.381276] 85*32kB [ 287.385145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.387951] (UM) 1*64kB [ 287.391221] ? __lock_is_held+0xb5/0x140 [ 287.393596] (U) [ 287.395828] discover_timer+0x50/0x60 [ 287.400556] 0*128kB [ 287.403565] call_timer_fn+0x272/0x920 [ 287.406813] 2*256kB [ 287.408947] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 287.412536] (UH) [ 287.415367] ? process_timeout+0x40/0x40 [ 287.419392] 1*512kB (U) [ 287.422410] ? __run_timers+0x7da/0xc70 [ 287.426715] 1*1024kB (U) [ 287.429034] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.434555] 0*2048kB [ 287.437210] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.441234] 0*4096kB = 13980kB [ 287.443201] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 287.446974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 287.449274] ? lockdep_hardirqs_on+0x296/0x5b0 [ 287.453133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 287.455438] ? trace_hardirqs_on+0xbd/0x310 [ 287.460247] 168 total pagecache pages [ 287.462287] ? kasan_check_read+0x11/0x20 [ 287.466316] 0 pages in swap cache [ 287.468960] ? __run_timers+0x7da/0xc70 [ 287.472896] Swap cache stats: add 0, delete 0, find 0/0 [ 287.472903] Free swap = 0kB [ 287.475639] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.480100] Total swap = 0kB [ 287.482494] ? __queue_work+0x1440/0x1440 [ 287.486974] 1965979 pages RAM [ 287.490146] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 287.494945] 0 pages HighMem/MovableOnly [ 287.494951] 342867 pages reserved [ 287.503769] __run_timers+0x7e5/0xc70 [ 287.508313] 0 pages cma reserved [ 287.508388] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.516880] ? timer_fixup_init+0x70/0x70 [ 287.516898] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 287.521249] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.525053] ? zap_class+0x640/0x640 [ 287.529168] syz-executor0 cpuset= [ 287.532604] ? enqueue_hrtimer+0x1a5/0x560 [ 287.536546] syz0 [ 287.541892] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 287.544880] mems_allowed=0 [ 287.549965] ? find_held_lock+0x36/0x1c0 [ 287.630944] ? pvclock_read_flags+0x160/0x160 [ 287.635429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.640955] ? check_preemption_disabled+0x48/0x280 [ 287.645966] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 287.651492] ? rcu_pm_notify+0xc0/0xc0 [ 287.655374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.660905] ? check_preemption_disabled+0x48/0x280 [ 287.665919] run_timer_softirq+0x52/0xb0 [ 287.669974] ? rcu_read_lock_sched_held+0x14f/0x180 [ 287.674982] __do_softirq+0x308/0xb7e [ 287.678777] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 287.683261] ? lock_downgrade+0x900/0x900 [ 287.687433] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 287.692535] ? pvclock_read_flags+0x160/0x160 [ 287.697026] ? lapic_next_event+0x5a/0x90 [ 287.701168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.706712] ? kvm_clock_read+0x18/0x30 [ 287.710682] ? kvm_sched_clock_read+0x9/0x20 [ 287.715096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.720621] ? check_preemption_disabled+0x48/0x280 [ 287.725632] irq_exit+0x17f/0x1c0 [ 287.729075] smp_apic_timer_interrupt+0x1cb/0x760 [ 287.733905] ? smp_reschedule_interrupt+0x109/0x650 [ 287.738910] ? smp_call_function_single_interrupt+0x650/0x650 [ 287.744786] ? interrupt_entry+0xb5/0xc0 [ 287.748852] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.753854] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.758862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.763693] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.768707] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.773730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.778568] apic_timer_interrupt+0xf/0x20 [ 287.782790] [ 287.785016] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 287.790195] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 287.809082] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 287.816778] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 287.824036] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 287.831293] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 287.838551] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 287.845804] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 287.853076] do_exit+0x11f8/0x26d0 [ 287.856604] ? run_rebalance_domains+0x500/0x500 [ 287.861351] ? mm_update_next_owner+0x990/0x990 [ 287.866006] ? print_usage_bug+0xc0/0xc0 [ 287.870058] ? print_usage_bug+0xc0/0xc0 [ 287.874110] ? __lock_acquire+0x62f/0x4c20 [ 287.878340] ? finish_task_switch+0x1f4/0x910 [ 287.882829] ? __lock_acquire+0x62f/0x4c20 [ 287.887050] ? mark_held_locks+0x130/0x130 [ 287.891271] ? __lock_acquire+0x62f/0x4c20 [ 287.895505] ? kasan_check_read+0x11/0x20 [ 287.899653] ? finish_task_switch+0x1f4/0x910 [ 287.904146] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.909245] ? compat_start_thread+0x80/0x80 [ 287.913647] ? mark_held_locks+0x130/0x130 [ 287.917873] ? mark_held_locks+0x130/0x130 [ 287.922105] ? finish_task_switch+0x1f4/0x910 [ 287.926587] ? finish_task_switch+0x1b4/0x910 [ 287.931072] ? __switch_to_asm+0x34/0x70 [ 287.935140] ? preempt_notifier_register+0x200/0x200 [ 287.940228] ? __switch_to_asm+0x34/0x70 [ 287.944278] ? __switch_to_asm+0x34/0x70 [ 287.948327] ? __switch_to_asm+0x34/0x70 [ 287.952380] ? __switch_to_asm+0x40/0x70 [ 287.956432] ? __switch_to_asm+0x34/0x70 [ 287.960482] ? __switch_to_asm+0x40/0x70 [ 287.964528] ? __switch_to_asm+0x34/0x70 [ 287.968613] ? __switch_to_asm+0x34/0x70 [ 287.972664] ? __switch_to_asm+0x34/0x70 [ 287.976719] ? __switch_to_asm+0x40/0x70 [ 287.980766] ? __switch_to_asm+0x34/0x70 [ 287.984812] ? __switch_to_asm+0x40/0x70 [ 287.988865] ? zap_class+0x640/0x640 [ 287.992564] ? __schedule+0x8d7/0x21d0 [ 287.996438] ? print_usage_bug+0xc0/0xc0 [ 288.000495] ? wait_consider_task+0x245/0x3bb0 [ 288.005063] ? zap_class+0x640/0x640 [ 288.008774] ? find_held_lock+0x36/0x1c0 [ 288.012827] ? memset+0x31/0x40 [ 288.016103] ? find_held_lock+0x36/0x1c0 [ 288.020162] ? get_signal+0x95b/0x1980 [ 288.024042] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.028517] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.033002] do_group_exit+0x177/0x440 [ 288.036884] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.041992] ? __ia32_sys_exit+0x50/0x50 [ 288.046061] get_signal+0x8b0/0x1980 [ 288.049792] ? ptrace_notify+0x130/0x130 [ 288.053842] ? zap_class+0x640/0x640 [ 288.057557] ? zap_class+0x640/0x640 [ 288.061263] ? zap_class+0x640/0x640 [ 288.064970] ? put_pid.part.2+0x1c5/0x240 [ 288.069109] ? find_held_lock+0x36/0x1c0 [ 288.073163] do_signal+0x9c/0x21c0 [ 288.076699] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.082223] ? kernel_wait4+0x2e0/0x3f0 [ 288.086195] ? __ia32_sys_waitid+0x140/0x140 [ 288.090615] ? setup_sigcontext+0x7d0/0x7d0 [ 288.094946] ? task_stopped_code+0x190/0x190 [ 288.099349] ? exit_to_usermode_loop+0x8c/0x380 [ 288.104015] ? exit_to_usermode_loop+0x8c/0x380 [ 288.108683] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 288.113258] ? trace_hardirqs_on+0xbd/0x310 [ 288.117571] ? __do_sys_wait4+0xaf/0x150 [ 288.121645] ? do_syscall_64+0x6be/0x820 [ 288.125709] ? do_syscall_64+0x9a/0x820 [ 288.129685] ? do_syscall_64+0x9a/0x820 [ 288.133658] exit_to_usermode_loop+0x2e5/0x380 [ 288.138246] ? __bpf_trace_sys_exit+0x30/0x30 [ 288.142748] do_syscall_64+0x6be/0x820 [ 288.146630] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 288.151992] ? syscall_return_slowpath+0x5e0/0x5e0 [ 288.156916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.161760] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.166773] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 288.171793] ? prepare_exit_to_usermode+0x291/0x3b0 [ 288.176810] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.181657] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.186854] RIP: 0033:0x41124a [ 288.190052] Code: Bad RIP value. [ 288.193405] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 288.201108] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 288.208370] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 288.215629] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 288.222899] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 288.230162] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 288.237452] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 288.237510] aoe: skb alloc failure [ 288.244383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.244388] Call Trace: [ 288.244394] [ 288.244408] dump_stack+0x244/0x39d [ 288.244425] ? dump_stack_print_info.cold.1+0x20/0x20 [ 288.247957] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 288.257283] warn_alloc.cold.117+0xb7/0x1bd [ 288.259832] syz-executor1 cpuset= [ 288.261972] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 288.265568] / [ 288.270748] ? lock_downgrade+0x900/0x900 [ 288.281203] mems_allowed=0 [ 288.285510] ? trace_hardirqs_off+0xb8/0x310 [ 288.306917] ? trace_hardirqs_off+0xb8/0x310 [ 288.311328] __alloc_pages_slowpath+0x2660/0x2d70 [ 288.316185] ? warn_alloc+0x120/0x120 [ 288.319985] ? warn_alloc+0x120/0x120 [ 288.323780] ? print_usage_bug+0xc0/0xc0 [ 288.327849] ? warn_alloc+0x120/0x120 [ 288.331638] ? print_usage_bug+0xc0/0xc0 [ 288.335700] ? __lock_acquire+0x62f/0x4c20 [ 288.340037] ? __lock_acquire+0x62f/0x4c20 [ 288.344280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.349804] ? should_fail+0x22d/0xd01 [ 288.353715] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.358983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.364077] ? __lock_acquire+0x62f/0x4c20 [ 288.368305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.373396] ? __lock_acquire+0x62f/0x4c20 [ 288.377619] ? should_fail+0x22d/0xd01 [ 288.381502] ? rcu_irq_exit+0x1a2/0x390 [ 288.385467] ? mark_held_locks+0x130/0x130 [ 288.389689] ? mark_held_locks+0x130/0x130 [ 288.393915] ? mark_held_locks+0xc7/0x130 [ 288.398053] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 288.403059] ? zap_class+0x640/0x640 [ 288.406762] ? print_usage_bug+0xc0/0xc0 [ 288.410846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.416370] ? check_preemption_disabled+0x48/0x280 [ 288.421383] ? __lock_is_held+0xb5/0x140 [ 288.425434] __alloc_pages_nodemask+0xa80/0xde0 [ 288.430087] ? zap_class+0x640/0x640 [ 288.433795] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 288.438808] ? find_held_lock+0x36/0x1c0 [ 288.442863] ? ____cache_alloc_node+0x1c7/0x1e0 [ 288.447519] ? lock_downgrade+0x900/0x900 [ 288.451668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.457196] cache_grow_begin+0xa5/0x8c0 [ 288.461245] ? do_raw_spin_unlock+0xa7/0x330 [ 288.465653] fallback_alloc+0x204/0x2e0 [ 288.469621] ____cache_alloc_node+0x1c7/0x1e0 [ 288.474113] kmem_cache_alloc_node+0xe3/0x730 [ 288.478593] ? ipv6_get_ifaddr+0x42e/0x620 [ 288.482819] __alloc_skb+0x119/0x770 [ 288.486519] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.491784] ? netdev_alloc_frag+0x1f0/0x1f0 [ 288.496180] ? lock_downgrade+0x900/0x900 [ 288.500319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.505852] ? refcount_sub_and_test_checked+0x203/0x310 [ 288.511302] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 288.516739] ? addrconf_rs_timer+0x690/0x690 [ 288.521156] ndisc_alloc_skb+0x144/0x340 [ 288.525207] ndisc_send_rs+0x331/0x6e0 [ 288.529084] addrconf_rs_timer+0x314/0x690 [ 288.533313] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.537549] call_timer_fn+0x272/0x920 [ 288.541434] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.545666] ? process_timeout+0x40/0x40 [ 288.549737] ? __run_timers+0x7da/0xc70 [ 288.553707] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.558207] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.562691] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.566913] ? lockdep_hardirqs_on+0x296/0x5b0 [ 288.571483] ? trace_hardirqs_on+0xbd/0x310 [ 288.575792] ? kasan_check_read+0x11/0x20 [ 288.579931] ? __run_timers+0x7da/0xc70 [ 288.583897] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.589000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.593244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.597467] __run_timers+0x7e5/0xc70 [ 288.601260] ? timer_fixup_init+0x70/0x70 [ 288.605402] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 288.610421] ? zap_class+0x640/0x640 [ 288.614140] ? enqueue_hrtimer+0x1a5/0x560 [ 288.618364] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 288.623554] ? find_held_lock+0x36/0x1c0 [ 288.627610] ? zap_class+0x640/0x640 [ 288.631340] ? pvclock_read_flags+0x160/0x160 [ 288.635831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.641371] ? check_preemption_disabled+0x48/0x280 [ 288.646383] ? __lock_is_held+0xb5/0x140 [ 288.650435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.655962] ? check_preemption_disabled+0x48/0x280 [ 288.660973] run_timer_softirq+0x52/0xb0 [ 288.665028] ? rcu_read_lock_sched_held+0x14f/0x180 [ 288.670033] __do_softirq+0x308/0xb7e [ 288.673830] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 288.678315] ? lock_downgrade+0x900/0x900 [ 288.682455] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 288.687556] ? pvclock_read_flags+0x160/0x160 [ 288.692043] ? lapic_next_event+0x5a/0x90 [ 288.696185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.701722] ? kvm_clock_read+0x18/0x30 [ 288.705687] ? kvm_sched_clock_read+0x9/0x20 [ 288.710101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.715639] ? check_preemption_disabled+0x48/0x280 [ 288.720659] irq_exit+0x17f/0x1c0 [ 288.724102] smp_apic_timer_interrupt+0x1cb/0x760 [ 288.728934] ? smp_call_function_single_interrupt+0x159/0x650 [ 288.734812] ? smp_call_function_single_interrupt+0x650/0x650 [ 288.740692] ? interrupt_entry+0xb5/0xc0 [ 288.744747] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.749753] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.754758] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.759587] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.764596] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.769643] ? task_prio+0x50/0x50 [ 288.773177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.778713] ? check_preemption_disabled+0x48/0x280 [ 288.783722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.788561] apic_timer_interrupt+0xf/0x20 [ 288.792784] [ 288.795012] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 288.800900] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 288.819800] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 288.827493] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 288.834747] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 288.842003] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 288.849265] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 288.856523] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 288.863800] ? save_stack+0xa9/0xd0 [ 288.867426] __kmalloc_node_track_caller+0x33/0x70 [ 288.872347] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 288.877100] pskb_expand_head+0x230/0x10f0 [ 288.881332] ? memcpy+0x45/0x50 [ 288.884614] ? __copy_skb_header+0x350/0x6b0 [ 288.889010] ? skb_release_data+0x880/0x880 [ 288.893323] ? __alloc_skb+0x770/0x770 [ 288.897204] ? __lock_is_held+0xb5/0x140 [ 288.901254] ? kasan_check_write+0x14/0x20 [ 288.905477] ? __skb_clone+0x6c7/0xa00 [ 288.909353] ? __copy_skb_header+0x6b0/0x6b0 [ 288.913749] ? kmem_cache_alloc+0x33a/0x730 [ 288.918180] skb_ensure_writable+0x3dd/0x640 [ 288.922624] ? skb_checksum_setup+0xaa0/0xaa0 [ 288.927112] ? check_preemption_disabled+0x48/0x280 [ 288.932124] ? __this_cpu_preempt_check+0x1c/0x20 [ 288.936953] ? __bpf_redirect+0x54b/0xb20 [ 288.941092] bpf_clone_redirect+0x14a/0x490 [ 288.945405] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 288.950409] ? __sched_text_start+0x8/0x8 [ 288.954546] ? retint_kernel+0x2d/0x2d [ 288.958424] ? find_held_lock+0x36/0x1c0 [ 288.962476] ? lock_acquire+0x1ed/0x520 [ 288.966445] ? bpf_test_run+0x3cb/0x780 [ 288.970404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.975928] ? check_preemption_disabled+0x48/0x280 [ 288.980934] ? kasan_check_read+0x11/0x20 [ 288.985072] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.990335] ? rcu_softirq_qs+0x20/0x20 [ 288.994291] ? preempt_schedule+0x4d/0x60 [ 288.998427] ? ___preempt_schedule+0x16/0x18 [ 289.002828] ? bpf_test_run+0x25d/0x780 [ 289.006801] ? netlink_diag_dump+0x2a0/0x2a0 [ 289.011200] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.016721] ? bpf_test_init.isra.10+0x70/0x100 [ 289.021389] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 289.026135] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.031438] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 289.036965] ? fput+0x130/0x1a0 [ 289.040229] ? __bpf_prog_get+0x9b/0x290 [ 289.044278] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.049113] ? bpf_prog_test_run+0x130/0x1a0 [ 289.053512] ? __x64_sys_bpf+0x3d8/0x520 [ 289.057563] ? bpf_prog_get+0x20/0x20 [ 289.061378] ? do_syscall_64+0x1b9/0x820 [ 289.065431] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 289.070797] ? syscall_return_slowpath+0x5e0/0x5e0 [ 289.075731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.080567] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.085580] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 289.090601] ? prepare_exit_to_usermode+0x291/0x3b0 [ 289.095614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.100452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.105839] warn_alloc_show_mem: 1 callbacks suppressed [ 289.105847] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 289.105848] Mem-Info: [ 289.105875] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 289.105875] active_file:9 inactive_file:21 isolated_file:0 [ 289.105875] unevictable:0 dirty:0 writeback:0 unstable:0 [ 289.105875] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 289.105875] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 289.105875] free:13789 free_pcp:199 free_cma:0 [ 289.111203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.118123] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 289.120510] Call Trace: [ 289.153274] Node 0 [ 289.162633] [ 289.189870] 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 [ 289.192419] dump_stack+0x244/0x39d [ 289.194622] lowmem_reserve[]: [ 289.197278] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.222754] 0 [ 289.226373] warn_alloc.cold.117+0xb7/0x1bd [ 289.229436] 2818 [ 289.234603] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.236380] 6321 6321 [ 289.240687] ? lock_downgrade+0x900/0x900 [ 289.242718] Node 0 [ 289.247541] ? trace_hardirqs_off+0xb8/0x310 [ 289.250022] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 289.254130] ? trace_hardirqs_off+0xb8/0x310 [ 289.256328] lowmem_reserve[]: 0 [ 289.260737] __alloc_pages_slowpath+0x2660/0x2d70 [ 289.287842] 0 3503 [ 289.292251] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 289.295481] 3503 [ 289.300304] ? warn_alloc+0x120/0x120 [ 289.308278] ? __lock_acquire+0x62f/0x4c20 [ 289.310307] Node 0 [ 289.314087] ? __lock_acquire+0x62f/0x4c20 [ 289.318305] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 289.320502] ? warn_alloc+0x120/0x120 [ 289.324700] lowmem_reserve[]: 0 [ 289.352965] ? print_usage_bug+0xc0/0xc0 [ 289.356725] 0 0 [ 289.359987] ? warn_alloc+0x120/0x120 [ 289.364009] 0 [ 289.365970] ? print_usage_bug+0xc0/0xc0 [ 289.369738] Node 0 [ 289.371531] ? mark_held_locks+0x130/0x130 [ 289.375553] DMA: 1*4kB [ 289.377782] ? mark_held_locks+0x130/0x130 [ 289.381982] (U) [ 289.384549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.388753] 0*8kB 0*16kB [ 289.390717] ? should_fail+0x22d/0xd01 [ 289.396224] 1*32kB (U) [ 289.398963] ? zap_class+0x640/0x640 [ 289.402814] 2*64kB (U) [ 289.405386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.409064] 1*128kB (U) [ 289.411643] ? __lock_acquire+0x62f/0x4c20 [ 289.416711] 1*256kB (U) [ 289.419370] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.423587] 0*512kB [ 289.426240] ? should_fail+0x22d/0xd01 [ 289.431306] 1*1024kB (U) [ 289.433626] ? mark_held_locks+0x130/0x130 [ 289.437472] 1*2048kB (M) [ 289.440217] ? mark_held_locks+0x130/0x130 [ 289.444416] 3*4096kB (M) [ 289.447173] ? lock_downgrade+0x900/0x900 [ 289.451369] = 15908kB [ 289.451375] Node 0 [ 289.454118] ? zap_class+0x640/0x640 [ 289.458338] DMA32: 3*4kB [ 289.460742] ? zap_class+0x640/0x640 [ 289.462948] (UM) [ 289.466664] ? zap_class+0x640/0x640 [ 289.469387] 283*8kB (UM) [ 289.473089] ? do_raw_spin_unlock+0xa7/0x330 [ 289.475123] 189*16kB [ 289.478829] ? trace_hardirqs_on+0x310/0x310 [ 289.481549] (UM) 116*32kB [ 289.485952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.488332] (M) [ 289.492722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.495531] 38*64kB [ 289.501047] ? check_preemption_disabled+0x48/0x280 [ 289.502983] (M) 10*128kB [ 289.508508] ? __lock_is_held+0xb5/0x140 [ 289.510792] (M) [ 289.515791] __alloc_pages_nodemask+0xa80/0xde0 [ 289.518511] 5*256kB (UM) [ 289.522565] ? zap_class+0x640/0x640 [ 289.524508] 4*512kB (UM) [ 289.529166] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 289.531888] 3*1024kB (M) [ 289.535595] ? find_held_lock+0x36/0x1c0 [ 289.538313] 3*2048kB (UM) [ 289.543319] ? ____cache_alloc_node+0x1c7/0x1e0 [ 289.546038] 0*4096kB [ 289.550082] ? lock_downgrade+0x900/0x900 [ 289.552892] = 25268kB [ 289.552898] Node 0 [ 289.557555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.559928] Normal: 191*4kB [ 289.564066] cache_grow_begin+0xa5/0x8c0 [ 289.566436] (UME) 562*8kB [ 289.568658] ? do_raw_spin_unlock+0xa7/0x330 [ 289.574173] (MEH) [ 289.577173] fallback_alloc+0x204/0x2e0 [ 289.581201] 243*16kB (UMEH) [ 289.584034] ____cache_alloc_node+0x1c7/0x1e0 [ 289.588401] 85*32kB (UM) [ 289.590557] kmem_cache_alloc_node+0xe3/0x730 [ 289.594494] 1*64kB (U) [ 289.597499] ? lockdep_hardirqs_on+0x296/0x5b0 [ 289.601961] 0*128kB [ 289.604707] __alloc_skb+0x119/0x770 [ 289.609161] 2*256kB (UH) [ 289.611733] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 289.616276] 1*512kB (U) [ 289.618602] ? netdev_alloc_frag+0x1f0/0x1f0 [ 289.622279] 1*1024kB (U) [ 289.625025] ? vprintk_default+0x28/0x30 [ 289.630347] 0*2048kB 0*4096kB [ 289.633006] ? vprintk_func+0x85/0x181 [ 289.637378] = 13980kB [ 289.637389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.640120] ? printk+0xa7/0xcf [ 289.644149] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.647314] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 289.651167] 168 total pagecache pages [ 289.653573] new_skb+0x26/0x1c0 [ 289.662377] 0 pages in swap cache [ 289.665633] aoecmd_cfg+0x279/0x7f0 [ 289.674177] Swap cache stats: add 0, delete 0, find 0/0 [ 289.678907] ? find_held_lock+0x36/0x1c0 [ 289.682683] Free swap = 0kB [ 289.685957] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 289.689376] Total swap = 0kB [ 289.692986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.698313] 1965979 pages RAM [ 289.702361] ? __lock_is_held+0xb5/0x140 [ 289.705341] 0 pages HighMem/MovableOnly [ 289.705347] 342867 pages reserved [ 289.709662] discover_timer+0x50/0x60 [ 289.712643] 0 pages cma reserved [ 289.712708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.718168] call_timer_fn+0x272/0x920 [ 289.721318] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.725289] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 289.729229] syz-executor0 cpuset= [ 289.732668] ? process_timeout+0x40/0x40 [ 289.736433] syz0 [ 289.739786] ? __run_timers+0x7da/0xc70 [ 289.746248] mems_allowed=0 [ 289.750118] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.786149] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.790655] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 289.795488] ? lockdep_hardirqs_on+0x296/0x5b0 [ 289.800063] ? trace_hardirqs_on+0xbd/0x310 [ 289.804372] ? kasan_check_read+0x11/0x20 [ 289.808508] ? __run_timers+0x7da/0xc70 [ 289.812492] ? trace_hardirqs_off_caller+0x310/0x310 [ 289.817592] ? __queue_work+0x1440/0x1440 [ 289.821735] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 289.826673] __run_timers+0x7e5/0xc70 [ 289.830473] ? timer_fixup_init+0x70/0x70 [ 289.834611] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 289.839618] ? zap_class+0x640/0x640 [ 289.843336] ? enqueue_hrtimer+0x1a5/0x560 [ 289.847569] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 289.852756] ? find_held_lock+0x36/0x1c0 [ 289.856812] ? pvclock_read_flags+0x160/0x160 [ 289.861303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.866842] ? check_preemption_disabled+0x48/0x280 [ 289.871858] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 289.877384] ? rcu_pm_notify+0xc0/0xc0 [ 289.881266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.886810] ? check_preemption_disabled+0x48/0x280 [ 289.891817] run_timer_softirq+0x52/0xb0 [ 289.895864] ? rcu_read_lock_sched_held+0x14f/0x180 [ 289.900866] __do_softirq+0x308/0xb7e [ 289.904659] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 289.909143] ? lock_downgrade+0x900/0x900 [ 289.913281] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 289.918381] ? pvclock_read_flags+0x160/0x160 [ 289.922878] ? lapic_next_event+0x5a/0x90 [ 289.927019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.932551] ? kvm_clock_read+0x18/0x30 [ 289.936520] ? kvm_sched_clock_read+0x9/0x20 [ 289.940921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.946447] ? check_preemption_disabled+0x48/0x280 [ 289.951457] irq_exit+0x17f/0x1c0 [ 289.954896] smp_apic_timer_interrupt+0x1cb/0x760 [ 289.959721] ? smp_reschedule_interrupt+0x109/0x650 [ 289.964723] ? smp_call_function_single_interrupt+0x650/0x650 [ 289.970597] ? interrupt_entry+0xb5/0xc0 [ 289.974650] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.979663] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.984665] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.989491] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.994506] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.999533] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.004368] apic_timer_interrupt+0xf/0x20 [ 290.008606] [ 290.010834] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 290.016011] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 290.034990] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 290.042687] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 290.049950] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 290.057210] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 290.064470] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 290.071723] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 290.078999] do_exit+0x11f8/0x26d0 [ 290.082545] ? run_rebalance_domains+0x500/0x500 [ 290.087305] ? mm_update_next_owner+0x990/0x990 [ 290.091959] ? print_usage_bug+0xc0/0xc0 [ 290.096013] ? print_usage_bug+0xc0/0xc0 [ 290.100070] ? __lock_acquire+0x62f/0x4c20 [ 290.104299] ? finish_task_switch+0x1f4/0x910 [ 290.108789] ? __lock_acquire+0x62f/0x4c20 [ 290.113012] ? mark_held_locks+0x130/0x130 [ 290.117246] ? __lock_acquire+0x62f/0x4c20 [ 290.121464] ? kasan_check_read+0x11/0x20 [ 290.125598] ? finish_task_switch+0x1f4/0x910 [ 290.130079] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.135172] ? compat_start_thread+0x80/0x80 [ 290.139572] ? mark_held_locks+0x130/0x130 [ 290.143793] ? mark_held_locks+0x130/0x130 [ 290.148017] ? finish_task_switch+0x1f4/0x910 [ 290.152503] ? finish_task_switch+0x1b4/0x910 [ 290.156985] ? __switch_to_asm+0x34/0x70 [ 290.161043] ? preempt_notifier_register+0x200/0x200 [ 290.166149] ? __switch_to_asm+0x34/0x70 [ 290.170212] ? __switch_to_asm+0x34/0x70 [ 290.174261] ? __switch_to_asm+0x34/0x70 [ 290.178307] ? __switch_to_asm+0x40/0x70 [ 290.182360] ? __switch_to_asm+0x34/0x70 [ 290.186409] ? __switch_to_asm+0x40/0x70 [ 290.190472] ? __switch_to_asm+0x34/0x70 [ 290.194539] ? __switch_to_asm+0x34/0x70 [ 290.198623] ? __switch_to_asm+0x34/0x70 [ 290.202668] ? __switch_to_asm+0x40/0x70 [ 290.206718] ? __switch_to_asm+0x34/0x70 [ 290.210781] ? __switch_to_asm+0x40/0x70 [ 290.214831] ? zap_class+0x640/0x640 [ 290.218531] ? __schedule+0x8d7/0x21d0 [ 290.222407] ? print_usage_bug+0xc0/0xc0 [ 290.226463] ? wait_consider_task+0x245/0x3bb0 [ 290.231037] ? zap_class+0x640/0x640 [ 290.234737] ? find_held_lock+0x36/0x1c0 [ 290.238788] ? memset+0x31/0x40 [ 290.242056] ? find_held_lock+0x36/0x1c0 [ 290.246136] ? get_signal+0x95b/0x1980 [ 290.250014] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.254505] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.258993] do_group_exit+0x177/0x440 [ 290.262885] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.267977] ? __ia32_sys_exit+0x50/0x50 [ 290.272033] get_signal+0x8b0/0x1980 [ 290.275743] ? ptrace_notify+0x130/0x130 [ 290.279791] ? zap_class+0x640/0x640 [ 290.283501] ? zap_class+0x640/0x640 [ 290.287202] ? zap_class+0x640/0x640 [ 290.290905] ? put_pid.part.2+0x1c5/0x240 [ 290.295042] ? find_held_lock+0x36/0x1c0 [ 290.299096] do_signal+0x9c/0x21c0 [ 290.302626] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.308147] ? kernel_wait4+0x2e0/0x3f0 [ 290.312109] ? __ia32_sys_waitid+0x140/0x140 [ 290.316513] ? setup_sigcontext+0x7d0/0x7d0 [ 290.320831] ? task_stopped_code+0x190/0x190 [ 290.325248] ? exit_to_usermode_loop+0x8c/0x380 [ 290.329912] ? exit_to_usermode_loop+0x8c/0x380 [ 290.334571] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 290.339142] ? trace_hardirqs_on+0xbd/0x310 [ 290.343456] ? __do_sys_wait4+0xaf/0x150 [ 290.347507] ? do_syscall_64+0x6be/0x820 [ 290.351559] ? do_syscall_64+0x9a/0x820 [ 290.355521] ? do_syscall_64+0x9a/0x820 [ 290.359493] exit_to_usermode_loop+0x2e5/0x380 [ 290.364066] ? __bpf_trace_sys_exit+0x30/0x30 [ 290.368570] do_syscall_64+0x6be/0x820 [ 290.372444] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 290.377798] ? syscall_return_slowpath+0x5e0/0x5e0 [ 290.382712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.387542] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.392567] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 290.397575] ? prepare_exit_to_usermode+0x291/0x3b0 [ 290.402592] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.407432] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.412607] RIP: 0033:0x41124a [ 290.415801] Code: Bad RIP value. [ 290.419154] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 290.426852] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 290.434198] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 290.441453] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 290.448715] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 290.455975] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 290.463249] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 290.463291] aoe: skb alloc failure [ 290.470165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.470169] Call Trace: [ 290.470174] [ 290.470186] dump_stack+0x244/0x39d [ 290.470201] ? dump_stack_print_info.cold.1+0x20/0x20 [ 290.473737] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 290.483060] warn_alloc.cold.117+0xb7/0x1bd [ 290.485607] syz-executor1 cpuset= [ 290.487740] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 290.491331] / [ 290.496501] ? lock_downgrade+0x900/0x900 [ 290.506955] mems_allowed=0 [ 290.511256] ? trace_hardirqs_off+0xb8/0x310 [ 290.532655] ? trace_hardirqs_off+0xb8/0x310 [ 290.537059] __alloc_pages_slowpath+0x2660/0x2d70 [ 290.541910] ? warn_alloc+0x120/0x120 [ 290.545701] ? warn_alloc+0x120/0x120 [ 290.549492] ? print_usage_bug+0xc0/0xc0 [ 290.553543] ? warn_alloc+0x120/0x120 [ 290.557333] ? print_usage_bug+0xc0/0xc0 [ 290.561382] ? __lock_acquire+0x62f/0x4c20 [ 290.565601] ? __lock_acquire+0x62f/0x4c20 [ 290.569826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.575445] ? should_fail+0x22d/0xd01 [ 290.579329] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.584592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.589682] ? __lock_acquire+0x62f/0x4c20 [ 290.593905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.598998] ? __lock_acquire+0x62f/0x4c20 [ 290.603229] ? should_fail+0x22d/0xd01 [ 290.607100] ? rcu_irq_exit+0x1a2/0x390 [ 290.611072] ? mark_held_locks+0x130/0x130 [ 290.615299] ? mark_held_locks+0x130/0x130 [ 290.619527] ? mark_held_locks+0xc7/0x130 [ 290.623660] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 290.628660] ? zap_class+0x640/0x640 [ 290.632360] ? print_usage_bug+0xc0/0xc0 [ 290.636410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.641933] ? check_preemption_disabled+0x48/0x280 [ 290.646938] ? __lock_is_held+0xb5/0x140 [ 290.650986] __alloc_pages_nodemask+0xa80/0xde0 [ 290.655640] ? zap_class+0x640/0x640 [ 290.659346] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 290.664357] ? find_held_lock+0x36/0x1c0 [ 290.668412] ? ____cache_alloc_node+0x1c7/0x1e0 [ 290.673069] ? lock_downgrade+0x900/0x900 [ 290.677206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.682731] cache_grow_begin+0xa5/0x8c0 [ 290.686790] ? do_raw_spin_unlock+0xa7/0x330 [ 290.691190] fallback_alloc+0x204/0x2e0 [ 290.695156] ____cache_alloc_node+0x1c7/0x1e0 [ 290.699640] kmem_cache_alloc_node+0xe3/0x730 [ 290.704121] ? ipv6_get_ifaddr+0x42e/0x620 [ 290.708376] __alloc_skb+0x119/0x770 [ 290.712077] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.717342] ? netdev_alloc_frag+0x1f0/0x1f0 [ 290.721734] ? lock_downgrade+0x900/0x900 [ 290.725891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.731424] ? refcount_sub_and_test_checked+0x203/0x310 [ 290.736874] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 290.742437] ? addrconf_rs_timer+0x690/0x690 [ 290.746847] ndisc_alloc_skb+0x144/0x340 [ 290.750894] ndisc_send_rs+0x331/0x6e0 [ 290.754768] addrconf_rs_timer+0x314/0x690 [ 290.758990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.763219] call_timer_fn+0x272/0x920 [ 290.767091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.771311] ? process_timeout+0x40/0x40 [ 290.775366] ? __run_timers+0x7da/0xc70 [ 290.779328] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.783811] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.788288] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.792511] ? lockdep_hardirqs_on+0x296/0x5b0 [ 290.797083] ? trace_hardirqs_on+0xbd/0x310 [ 290.801388] ? kasan_check_read+0x11/0x20 [ 290.805524] ? __run_timers+0x7da/0xc70 [ 290.809509] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.814629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.818847] __run_timers+0x7e5/0xc70 [ 290.822661] ? timer_fixup_init+0x70/0x70 [ 290.826795] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 290.831797] ? zap_class+0x640/0x640 [ 290.835498] ? enqueue_hrtimer+0x1a5/0x560 [ 290.839736] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 290.844916] ? find_held_lock+0x36/0x1c0 [ 290.848965] ? zap_class+0x640/0x640 [ 290.852670] ? pvclock_read_flags+0x160/0x160 [ 290.857149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.862674] ? check_preemption_disabled+0x48/0x280 [ 290.867681] ? __lock_is_held+0xb5/0x140 [ 290.871728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.877253] ? check_preemption_disabled+0x48/0x280 [ 290.882263] run_timer_softirq+0x52/0xb0 [ 290.886316] ? rcu_read_lock_sched_held+0x14f/0x180 [ 290.891318] __do_softirq+0x308/0xb7e [ 290.895109] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 290.899592] ? lock_downgrade+0x900/0x900 [ 290.903730] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 290.908832] ? pvclock_read_flags+0x160/0x160 [ 290.913318] ? lapic_next_event+0x5a/0x90 [ 290.917465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.922992] ? kvm_clock_read+0x18/0x30 [ 290.926953] ? kvm_sched_clock_read+0x9/0x20 [ 290.931350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.936887] ? check_preemption_disabled+0x48/0x280 [ 290.941904] irq_exit+0x17f/0x1c0 [ 290.945351] smp_apic_timer_interrupt+0x1cb/0x760 [ 290.950181] ? smp_call_function_single_interrupt+0x159/0x650 [ 290.956069] ? smp_call_function_single_interrupt+0x650/0x650 [ 290.962034] ? interrupt_entry+0xb5/0xc0 [ 290.966082] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.971087] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.976091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.981030] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.986033] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.991035] ? task_prio+0x50/0x50 [ 290.994565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.000107] ? check_preemption_disabled+0x48/0x280 [ 291.005123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.009966] apic_timer_interrupt+0xf/0x20 [ 291.014189] [ 291.016418] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 291.022307] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 291.041691] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 291.049391] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 291.056662] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 291.063919] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 291.071181] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 291.078449] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 291.085735] ? save_stack+0xa9/0xd0 [ 291.089359] __kmalloc_node_track_caller+0x33/0x70 [ 291.094279] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 291.099030] pskb_expand_head+0x230/0x10f0 [ 291.103262] ? memcpy+0x45/0x50 [ 291.106537] ? __copy_skb_header+0x350/0x6b0 [ 291.110935] ? skb_release_data+0x880/0x880 [ 291.115245] ? __alloc_skb+0x770/0x770 [ 291.119128] ? __lock_is_held+0xb5/0x140 [ 291.123182] ? kasan_check_write+0x14/0x20 [ 291.127428] ? __skb_clone+0x6c7/0xa00 [ 291.131304] ? __copy_skb_header+0x6b0/0x6b0 [ 291.135703] ? kmem_cache_alloc+0x33a/0x730 [ 291.140024] skb_ensure_writable+0x3dd/0x640 [ 291.144434] ? skb_checksum_setup+0xaa0/0xaa0 [ 291.148915] ? check_preemption_disabled+0x48/0x280 [ 291.153927] ? __this_cpu_preempt_check+0x1c/0x20 [ 291.158758] ? __bpf_redirect+0x54b/0xb20 [ 291.163736] bpf_clone_redirect+0x14a/0x490 [ 291.168051] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 291.173069] ? __sched_text_start+0x8/0x8 [ 291.177207] ? retint_kernel+0x2d/0x2d [ 291.181087] ? find_held_lock+0x36/0x1c0 [ 291.185137] ? lock_acquire+0x1ed/0x520 [ 291.189099] ? bpf_test_run+0x3cb/0x780 [ 291.193067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.198789] ? check_preemption_disabled+0x48/0x280 [ 291.203797] ? kasan_check_read+0x11/0x20 [ 291.207937] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 291.213201] ? rcu_softirq_qs+0x20/0x20 [ 291.217161] ? preempt_schedule+0x4d/0x60 [ 291.221300] ? ___preempt_schedule+0x16/0x18 [ 291.225705] ? bpf_test_run+0x25d/0x780 [ 291.229674] ? netlink_diag_dump+0x2a0/0x2a0 [ 291.234074] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.239599] ? bpf_test_init.isra.10+0x70/0x100 [ 291.244258] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 291.249007] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 291.253835] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 291.259358] ? fput+0x130/0x1a0 [ 291.262625] ? __bpf_prog_get+0x9b/0x290 [ 291.266673] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 291.271499] ? bpf_prog_test_run+0x130/0x1a0 [ 291.275898] ? __x64_sys_bpf+0x3d8/0x520 [ 291.279947] ? bpf_prog_get+0x20/0x20 [ 291.283750] ? do_syscall_64+0x1b9/0x820 [ 291.287815] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 291.293170] ? syscall_return_slowpath+0x5e0/0x5e0 [ 291.298108] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.302956] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.307963] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 291.312973] ? prepare_exit_to_usermode+0x291/0x3b0 [ 291.317984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.322821] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.328185] warn_alloc_show_mem: 1 callbacks suppressed [ 291.328194] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 291.328195] Mem-Info: [ 291.328223] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 291.328223] active_file:9 inactive_file:21 isolated_file:0 [ 291.328223] unevictable:0 dirty:0 writeback:0 unstable:0 [ 291.328223] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 291.328223] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 291.328223] free:13789 free_pcp:199 free_cma:0 [ 291.333555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.340474] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.342854] Call Trace: [ 291.375617] Node 0 [ 291.384946] [ 291.412172] 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 [ 291.414722] dump_stack+0x244/0x39d [ 291.416928] lowmem_reserve[]: [ 291.419061] ? dump_stack_print_info.cold.1+0x20/0x20 [ 291.444529] 0 [ 291.448154] warn_alloc.cold.117+0xb7/0x1bd [ 291.451214] 2818 6321 [ 291.456407] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.456424] ? lock_downgrade+0x900/0x900 [ 291.458194] 6321 [ 291.462508] ? trace_hardirqs_off+0xb8/0x310 [ 291.464971] Node 0 [ 291.469808] ? trace_hardirqs_off+0xb8/0x310 [ 291.473949] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 291.475982] __alloc_pages_slowpath+0x2660/0x2d70 [ 291.480350] lowmem_reserve[]: 0 [ 291.482594] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 291.486953] 0 [ 291.514084] ? warn_alloc+0x120/0x120 [ 291.518888] 3503 3503 [ 291.522167] ? __lock_acquire+0x62f/0x4c20 [ 291.528030] Node 0 [ 291.529815] ? __lock_acquire+0x62f/0x4c20 [ 291.533604] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 291.536064] ? warn_alloc+0x120/0x120 [ 291.540275] lowmem_reserve[]: [ 291.542496] ? print_usage_bug+0xc0/0xc0 [ 291.546695] 0 0 [ 291.575044] ? warn_alloc+0x120/0x120 [ 291.578809] 0 0 [ 291.581910] ? print_usage_bug+0xc0/0xc0 [ 291.587912] ? mark_held_locks+0x130/0x130 [ 291.591676] Node 0 [ 291.593635] ? mark_held_locks+0x130/0x130 [ 291.597659] DMA: 1*4kB [ 291.601896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.604102] (U) [ 291.608331] ? should_fail+0x22d/0xd01 [ 291.610879] 0*8kB 0*16kB [ 291.616410] ? zap_class+0x640/0x640 [ 291.618357] 1*32kB [ 291.622233] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.624959] (U) [ 291.628655] ? __lock_acquire+0x62f/0x4c20 [ 291.630858] 2*64kB (U) [ 291.635952] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.637902] 1*128kB [ 291.642119] ? should_fail+0x22d/0xd01 [ 291.644686] (U) [ 291.649783] ? mark_held_locks+0x130/0x130 [ 291.652071] 1*256kB (U) [ 291.655960] ? mark_held_locks+0x130/0x130 [ 291.657905] 0*512kB [ 291.662120] ? lock_downgrade+0x900/0x900 [ 291.664755] 1*1024kB (U) [ 291.668980] ? zap_class+0x640/0x640 [ 291.671281] 1*2048kB (M) [ 291.675420] ? zap_class+0x640/0x640 [ 291.678147] 3*4096kB (M) [ 291.681853] ? zap_class+0x640/0x640 [ 291.684577] = 15908kB [ 291.684584] Node 0 [ 291.688283] ? do_raw_spin_unlock+0xa7/0x330 [ 291.691010] DMA32: 3*4kB [ 291.694715] ? trace_hardirqs_on+0x310/0x310 [ 291.697094] (UM) [ 291.699325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.703704] 283*8kB [ 291.706448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.710831] (UM) [ 291.712886] ? check_preemption_disabled+0x48/0x280 [ 291.718468] 189*16kB (UM) [ 291.720788] ? __lock_is_held+0xb5/0x140 [ 291.726286] 116*32kB (M) [ 291.728342] __alloc_pages_nodemask+0xa80/0xde0 [ 291.733322] 38*64kB (M) [ 291.736153] ? zap_class+0x640/0x640 [ 291.740180] 10*128kB (M) [ 291.742938] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 291.747572] 5*256kB (UM) [ 291.750239] ? find_held_lock+0x36/0x1c0 [ 291.753913] 4*512kB (UM) [ 291.756669] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.761642] 3*1024kB (M) [ 291.764391] ? lock_downgrade+0x900/0x900 [ 291.768423] 3*2048kB [ 291.771169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.775798] (UM) 0*4096kB [ 291.778548] cache_grow_begin+0xa5/0x8c0 [ 291.782663] = 25268kB [ 291.785054] ? do_raw_spin_unlock+0xa7/0x330 [ 291.790557] Node 0 [ 291.793390] fallback_alloc+0x204/0x2e0 [ 291.797419] Normal: [ 291.799817] ____cache_alloc_node+0x1c7/0x1e0 [ 291.804192] 191*4kB [ 291.806416] kmem_cache_alloc_node+0xe3/0x730 [ 291.810352] (UME) 562*8kB [ 291.812670] ? lockdep_hardirqs_on+0x296/0x5b0 [ 291.817139] (MEH) [ 291.819451] __alloc_skb+0x119/0x770 [ 291.823911] 243*16kB [ 291.826738] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 291.831284] (UMEH) [ 291.833420] ? netdev_alloc_frag+0x1f0/0x1f0 [ 291.837094] 85*32kB (UM) [ 291.839498] ? vprintk_default+0x28/0x30 [ 291.844819] 1*64kB (U) [ 291.847043] ? vprintk_func+0x85/0x181 [ 291.851418] 0*128kB 2*256kB [ 291.854192] ? printk+0xa7/0xcf [ 291.858222] (UH) [ 291.860791] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 291.864653] 1*512kB (U) [ 291.867664] new_skb+0x26/0x1c0 [ 291.870916] 1*1024kB [ 291.872970] aoecmd_cfg+0x279/0x7f0 [ 291.877692] (U) [ 291.880346] ? find_held_lock+0x36/0x1c0 [ 291.883599] 0*2048kB 0*4096kB [ 291.886001] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 291.889593] = 13980kB [ 291.889604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 291.891562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.895598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 291.898774] ? __lock_is_held+0xb5/0x140 [ 291.903060] 168 total pagecache pages [ 291.905464] discover_timer+0x50/0x60 [ 291.914268] 0 pages in swap cache [ 291.919783] call_timer_fn+0x272/0x920 [ 291.928325] Swap cache stats: add 0, delete 0, find 0/0 [ 291.928331] Free swap = 0kB [ 291.932393] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 291.936159] Total swap = 0kB [ 291.939939] ? process_timeout+0x40/0x40 [ 291.943390] 1965979 pages RAM [ 291.947273] ? __run_timers+0x7da/0xc70 [ 291.952609] 0 pages HighMem/MovableOnly [ 291.955611] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.960414] 342867 pages reserved [ 291.960420] 0 pages cma reserved [ 291.963438] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.967528] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 291.970563] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 291.970575] ? lockdep_hardirqs_on+0x296/0x5b0 [ 291.970586] ? trace_hardirqs_on+0xbd/0x310 [ 291.970600] ? kasan_check_read+0x11/0x20 [ 291.974623] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 291.978508] ? __run_timers+0x7da/0xc70 [ 291.982969] syz-executor0 cpuset= [ 291.986404] ? trace_hardirqs_off_caller+0x310/0x310 [ 291.989733] syz0 [ 291.994212] ? __queue_work+0x1440/0x1440 [ 292.000673] mems_allowed=0 [ 292.005506] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 292.055277] __run_timers+0x7e5/0xc70 [ 292.059084] ? timer_fixup_init+0x70/0x70 [ 292.063220] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 292.068228] ? zap_class+0x640/0x640 [ 292.071935] ? enqueue_hrtimer+0x1a5/0x560 [ 292.076163] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 292.081355] ? find_held_lock+0x36/0x1c0 [ 292.085413] ? pvclock_read_flags+0x160/0x160 [ 292.089898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.095425] ? check_preemption_disabled+0x48/0x280 [ 292.100442] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 292.105982] ? rcu_pm_notify+0xc0/0xc0 [ 292.109865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.115394] ? check_preemption_disabled+0x48/0x280 [ 292.120405] run_timer_softirq+0x52/0xb0 [ 292.124467] ? rcu_read_lock_sched_held+0x14f/0x180 [ 292.129473] __do_softirq+0x308/0xb7e [ 292.133270] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 292.137751] ? lock_downgrade+0x900/0x900 [ 292.141889] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 292.146987] ? pvclock_read_flags+0x160/0x160 [ 292.151476] ? lapic_next_event+0x5a/0x90 [ 292.155616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.161144] ? kvm_clock_read+0x18/0x30 [ 292.165105] ? kvm_sched_clock_read+0x9/0x20 [ 292.169503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.175031] ? check_preemption_disabled+0x48/0x280 [ 292.180133] irq_exit+0x17f/0x1c0 [ 292.183579] smp_apic_timer_interrupt+0x1cb/0x760 [ 292.188411] ? smp_reschedule_interrupt+0x109/0x650 [ 292.193416] ? smp_call_function_single_interrupt+0x650/0x650 [ 292.199291] ? interrupt_entry+0xb5/0xc0 [ 292.203349] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.208356] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.213363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.218192] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.223194] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.228207] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.233048] apic_timer_interrupt+0xf/0x20 [ 292.237267] [ 292.239504] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 292.244687] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 292.264096] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 292.271809] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 292.279069] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 292.286342] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 292.293602] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 292.300855] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 292.308168] do_exit+0x11f8/0x26d0 [ 292.311703] ? run_rebalance_domains+0x500/0x500 [ 292.316450] ? mm_update_next_owner+0x990/0x990 [ 292.321104] ? print_usage_bug+0xc0/0xc0 [ 292.325160] ? print_usage_bug+0xc0/0xc0 [ 292.329215] ? __lock_acquire+0x62f/0x4c20 [ 292.333443] ? finish_task_switch+0x1f4/0x910 [ 292.337931] ? __lock_acquire+0x62f/0x4c20 [ 292.342152] ? mark_held_locks+0x130/0x130 [ 292.346375] ? __lock_acquire+0x62f/0x4c20 [ 292.350614] ? kasan_check_read+0x11/0x20 [ 292.354747] ? finish_task_switch+0x1f4/0x910 [ 292.359233] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.364336] ? compat_start_thread+0x80/0x80 [ 292.368739] ? mark_held_locks+0x130/0x130 [ 292.372962] ? mark_held_locks+0x130/0x130 [ 292.377183] ? finish_task_switch+0x1f4/0x910 [ 292.381666] ? finish_task_switch+0x1b4/0x910 [ 292.386147] ? __switch_to_asm+0x34/0x70 [ 292.390201] ? preempt_notifier_register+0x200/0x200 [ 292.395292] ? __switch_to_asm+0x34/0x70 [ 292.399357] ? __switch_to_asm+0x34/0x70 [ 292.403419] ? __switch_to_asm+0x34/0x70 [ 292.407474] ? __switch_to_asm+0x40/0x70 [ 292.411522] ? __switch_to_asm+0x34/0x70 [ 292.415572] ? __switch_to_asm+0x40/0x70 [ 292.419622] ? __switch_to_asm+0x34/0x70 [ 292.423670] ? __switch_to_asm+0x34/0x70 [ 292.427724] ? __switch_to_asm+0x34/0x70 [ 292.431784] ? __switch_to_asm+0x40/0x70 [ 292.435838] ? __switch_to_asm+0x34/0x70 [ 292.439892] ? __switch_to_asm+0x40/0x70 [ 292.443953] ? zap_class+0x640/0x640 [ 292.447653] ? __schedule+0x8d7/0x21d0 [ 292.451525] ? print_usage_bug+0xc0/0xc0 [ 292.455586] ? wait_consider_task+0x245/0x3bb0 [ 292.460163] ? zap_class+0x640/0x640 [ 292.463888] ? find_held_lock+0x36/0x1c0 [ 292.467944] ? memset+0x31/0x40 [ 292.471221] ? find_held_lock+0x36/0x1c0 [ 292.475283] ? get_signal+0x95b/0x1980 [ 292.479167] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.483653] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.488150] do_group_exit+0x177/0x440 [ 292.492045] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.497150] ? __ia32_sys_exit+0x50/0x50 [ 292.501214] get_signal+0x8b0/0x1980 [ 292.504926] ? ptrace_notify+0x130/0x130 [ 292.508974] ? zap_class+0x640/0x640 [ 292.512679] ? zap_class+0x640/0x640 [ 292.516390] ? zap_class+0x640/0x640 [ 292.520094] ? put_pid.part.2+0x1c5/0x240 [ 292.524251] ? find_held_lock+0x36/0x1c0 [ 292.528321] do_signal+0x9c/0x21c0 [ 292.531859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.537385] ? kernel_wait4+0x2e0/0x3f0 [ 292.541352] ? __ia32_sys_waitid+0x140/0x140 [ 292.545750] ? setup_sigcontext+0x7d0/0x7d0 [ 292.550061] ? task_stopped_code+0x190/0x190 [ 292.554456] ? exit_to_usermode_loop+0x8c/0x380 [ 292.559122] ? exit_to_usermode_loop+0x8c/0x380 [ 292.563786] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 292.568368] ? trace_hardirqs_on+0xbd/0x310 [ 292.572678] ? __do_sys_wait4+0xaf/0x150 [ 292.576747] ? do_syscall_64+0x6be/0x820 [ 292.580811] ? do_syscall_64+0x9a/0x820 [ 292.584783] ? do_syscall_64+0x9a/0x820 [ 292.588757] exit_to_usermode_loop+0x2e5/0x380 [ 292.593334] ? __bpf_trace_sys_exit+0x30/0x30 [ 292.597833] do_syscall_64+0x6be/0x820 [ 292.601716] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 292.607072] ? syscall_return_slowpath+0x5e0/0x5e0 [ 292.612010] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.616841] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.621847] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 292.626868] ? prepare_exit_to_usermode+0x291/0x3b0 [ 292.631889] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.636728] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.641909] RIP: 0033:0x41124a [ 292.645106] Code: Bad RIP value. [ 292.648459] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 292.656160] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 292.663419] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 292.670678] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 292.677935] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 292.685189] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 292.692467] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 292.692510] aoe: skb alloc failure [ 292.699384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.699388] Call Trace: [ 292.699393] [ 292.699406] dump_stack+0x244/0x39d [ 292.699421] ? dump_stack_print_info.cold.1+0x20/0x20 [ 292.702950] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.712287] warn_alloc.cold.117+0xb7/0x1bd [ 292.714832] syz-executor1 cpuset= [ 292.716966] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 292.720561] / [ 292.725750] ? lock_downgrade+0x900/0x900 [ 292.736202] mems_allowed=0 [ 292.740508] ? trace_hardirqs_off+0xb8/0x310 [ 292.761871] ? trace_hardirqs_off+0xb8/0x310 [ 292.766284] __alloc_pages_slowpath+0x2660/0x2d70 [ 292.771146] ? warn_alloc+0x120/0x120 [ 292.774942] ? warn_alloc+0x120/0x120 [ 292.778739] ? print_usage_bug+0xc0/0xc0 [ 292.782810] ? warn_alloc+0x120/0x120 [ 292.786601] ? print_usage_bug+0xc0/0xc0 [ 292.790650] ? __lock_acquire+0x62f/0x4c20 [ 292.794876] ? __lock_acquire+0x62f/0x4c20 [ 292.799103] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.804623] ? should_fail+0x22d/0xd01 [ 292.808505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.813596] ? __lock_acquire+0x62f/0x4c20 [ 292.817821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.822908] ? __lock_acquire+0x62f/0x4c20 [ 292.827134] ? should_fail+0x22d/0xd01 [ 292.831034] ? mark_held_locks+0x130/0x130 [ 292.835262] ? mark_held_locks+0x130/0x130 [ 292.839494] ? zap_class+0x640/0x640 [ 292.843202] ? zap_class+0x640/0x640 [ 292.846908] ? print_usage_bug+0xc0/0xc0 [ 292.850960] ? do_raw_spin_unlock+0xa7/0x330 [ 292.855385] ? zap_class+0x640/0x640 [ 292.859088] ? print_usage_bug+0xc0/0xc0 [ 292.863140] ? wq_watchdog_touch+0x9c/0xfe [ 292.867371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.872901] ? check_preemption_disabled+0x48/0x280 [ 292.877939] ? __lock_is_held+0xb5/0x140 [ 292.881991] __alloc_pages_nodemask+0xa80/0xde0 [ 292.886646] ? zap_class+0x640/0x640 [ 292.890356] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 292.895369] ? find_held_lock+0x36/0x1c0 [ 292.899423] ? ____cache_alloc_node+0x1c7/0x1e0 [ 292.904076] ? lock_downgrade+0x900/0x900 [ 292.908216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.913743] cache_grow_begin+0xa5/0x8c0 [ 292.917789] ? do_raw_spin_unlock+0xa7/0x330 [ 292.922193] fallback_alloc+0x204/0x2e0 [ 292.926164] ____cache_alloc_node+0x1c7/0x1e0 [ 292.930656] kmem_cache_alloc_node+0xe3/0x730 [ 292.935142] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.939377] __alloc_skb+0x119/0x770 [ 292.943084] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.948366] ? netdev_alloc_frag+0x1f0/0x1f0 [ 292.952761] ? lock_downgrade+0x900/0x900 [ 292.956912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.962439] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.967884] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.973323] ? addrconf_rs_timer+0x690/0x690 [ 292.977729] ndisc_alloc_skb+0x144/0x340 [ 292.981786] ndisc_send_rs+0x331/0x6e0 [ 292.985670] addrconf_rs_timer+0x314/0x690 [ 292.989897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.994137] call_timer_fn+0x272/0x920 [ 292.998014] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.002236] ? process_timeout+0x40/0x40 [ 293.006304] ? __run_timers+0x7da/0xc70 [ 293.010283] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.014766] ? _raw_spin_unlock_irq+0x27/0x80 [ 293.019249] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.023486] ? lockdep_hardirqs_on+0x296/0x5b0 [ 293.028570] ? trace_hardirqs_on+0xbd/0x310 [ 293.032880] ? kasan_check_read+0x11/0x20 [ 293.037014] ? __run_timers+0x7da/0xc70 [ 293.040975] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.046074] ? can_init_stats.isra.0+0x100/0x100 [ 293.050911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.055138] __run_timers+0x7e5/0xc70 [ 293.058956] ? timer_fixup_init+0x70/0x70 [ 293.063118] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 293.068121] ? zap_class+0x640/0x640 [ 293.071824] ? enqueue_hrtimer+0x1a5/0x560 [ 293.076051] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 293.081238] ? find_held_lock+0x36/0x1c0 [ 293.085308] ? zap_class+0x640/0x640 [ 293.089049] ? pvclock_read_flags+0x160/0x160 [ 293.093535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.099061] ? check_preemption_disabled+0x48/0x280 [ 293.104077] ? __lock_is_held+0xb5/0x140 [ 293.108139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.113663] ? check_preemption_disabled+0x48/0x280 [ 293.118675] run_timer_softirq+0x52/0xb0 [ 293.122728] ? rcu_read_lock_sched_held+0x14f/0x180 [ 293.127754] __do_softirq+0x308/0xb7e [ 293.131550] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 293.136036] ? lock_downgrade+0x900/0x900 [ 293.140176] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 293.145286] ? pvclock_read_flags+0x160/0x160 [ 293.149771] ? lapic_next_event+0x5a/0x90 [ 293.153910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.159442] ? kvm_clock_read+0x18/0x30 [ 293.163406] ? kvm_sched_clock_read+0x9/0x20 [ 293.167805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.173345] ? check_preemption_disabled+0x48/0x280 [ 293.178357] irq_exit+0x17f/0x1c0 [ 293.181795] smp_apic_timer_interrupt+0x1cb/0x760 [ 293.186625] ? smp_call_function_single_interrupt+0x159/0x650 [ 293.192503] ? smp_call_function_single_interrupt+0x650/0x650 [ 293.198482] ? interrupt_entry+0xb5/0xc0 [ 293.202536] ? trace_hardirqs_off_caller+0xbb/0x310 [ 293.207541] ? trace_hardirqs_off_caller+0xbb/0x310 [ 293.212547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.217380] ? trace_hardirqs_on_caller+0x310/0x310 [ 293.222386] ? trace_hardirqs_on_caller+0x310/0x310 [ 293.227391] ? task_prio+0x50/0x50 [ 293.230925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.236454] ? check_preemption_disabled+0x48/0x280 [ 293.241466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.246305] apic_timer_interrupt+0xf/0x20 [ 293.250525] [ 293.252756] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 293.258633] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 293.277522] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 293.285223] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 293.292494] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 293.299758] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 293.307013] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 293.314280] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 293.321554] ? save_stack+0xa9/0xd0 [ 293.325194] __kmalloc_node_track_caller+0x33/0x70 [ 293.330241] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 293.334992] pskb_expand_head+0x230/0x10f0 [ 293.339247] ? memcpy+0x45/0x50 [ 293.342520] ? __copy_skb_header+0x350/0x6b0 [ 293.346918] ? skb_release_data+0x880/0x880 [ 293.351239] ? __alloc_skb+0x770/0x770 [ 293.355123] ? __lock_is_held+0xb5/0x140 [ 293.359181] ? kasan_check_write+0x14/0x20 [ 293.363404] ? __skb_clone+0x6c7/0xa00 [ 293.367287] ? __copy_skb_header+0x6b0/0x6b0 [ 293.371685] ? kmem_cache_alloc+0x33a/0x730 [ 293.376006] skb_ensure_writable+0x3dd/0x640 [ 293.380405] ? skb_checksum_setup+0xaa0/0xaa0 [ 293.384889] ? check_preemption_disabled+0x48/0x280 [ 293.389900] ? __this_cpu_preempt_check+0x1c/0x20 [ 293.394734] ? __bpf_redirect+0x54b/0xb20 [ 293.398880] bpf_clone_redirect+0x14a/0x490 [ 293.403196] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 293.408204] ? __sched_text_start+0x8/0x8 [ 293.412352] ? retint_kernel+0x2d/0x2d [ 293.416246] ? find_held_lock+0x36/0x1c0 [ 293.420304] ? lock_acquire+0x1ed/0x520 [ 293.424284] ? bpf_test_run+0x3cb/0x780 [ 293.428253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.433791] ? check_preemption_disabled+0x48/0x280 [ 293.438801] ? kasan_check_read+0x11/0x20 [ 293.442951] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.448232] ? rcu_softirq_qs+0x20/0x20 [ 293.452195] ? preempt_schedule+0x4d/0x60 [ 293.456445] ? ___preempt_schedule+0x16/0x18 [ 293.460851] ? bpf_test_run+0x25d/0x780 [ 293.464825] ? netlink_diag_dump+0x2a0/0x2a0 [ 293.469233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.474848] ? bpf_test_init.isra.10+0x70/0x100 [ 293.479528] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 293.484284] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 293.489131] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 293.494655] ? fput+0x130/0x1a0 [ 293.497927] ? __bpf_prog_get+0x9b/0x290 [ 293.501986] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 293.506826] ? bpf_prog_test_run+0x130/0x1a0 [ 293.511232] ? __x64_sys_bpf+0x3d8/0x520 [ 293.515278] ? bpf_prog_get+0x20/0x20 [ 293.519075] ? do_syscall_64+0x1b9/0x820 [ 293.523155] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 293.528512] ? syscall_return_slowpath+0x5e0/0x5e0 [ 293.533432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.538267] ? trace_hardirqs_on_caller+0x310/0x310 [ 293.543298] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 293.548307] ? prepare_exit_to_usermode+0x291/0x3b0 [ 293.553322] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.558165] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.563531] warn_alloc_show_mem: 1 callbacks suppressed [ 293.563540] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 293.563542] Mem-Info: [ 293.563571] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 293.563571] active_file:9 inactive_file:21 isolated_file:0 [ 293.563571] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.563571] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 293.563571] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 293.563571] free:13789 free_pcp:199 free_cma:0 [ 293.568897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.568904] Call Trace: [ 293.575822] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.578238] [ 293.611004] Node 0 [ 293.620348] dump_stack+0x244/0x39d [ 293.622935] 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 [ 293.650135] ? dump_stack_print_info.cold.1+0x20/0x20 [ 293.652251] lowmem_reserve[]: [ 293.654499] warn_alloc.cold.117+0xb7/0x1bd [ 293.658088] 0 [ 293.683690] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.688843] 2818 6321 [ 293.691952] ? lock_downgrade+0x900/0x900 [ 293.696238] 6321 [ 293.698031] ? trace_hardirqs_off+0xb8/0x310 [ 293.705322] ? trace_hardirqs_off+0xb8/0x310 [ 293.709465] Node 0 [ 293.711522] __alloc_pages_slowpath+0x2660/0x2d70 [ 293.715925] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 293.720324] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 293.722514] lowmem_reserve[]: 0 [ 293.727355] ? warn_alloc+0x120/0x120 [ 293.754464] 0 3503 [ 293.760251] ? __lock_acquire+0x62f/0x4c20 [ 293.763492] 3503 [ 293.767280] ? __lock_acquire+0x62f/0x4c20 [ 293.769487] Node 0 [ 293.773707] ? warn_alloc+0x120/0x120 [ 293.775757] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 293.779966] ? print_usage_bug+0xc0/0xc0 [ 293.782170] lowmem_reserve[]: 0 [ 293.785964] ? warn_alloc+0x120/0x120 [ 293.814219] 0 [ 293.818261] ? print_usage_bug+0xc0/0xc0 [ 293.821504] 0 0 [ 293.825292] ? mark_held_locks+0x130/0x130 [ 293.827064] Node 0 [ 293.831104] ? mark_held_locks+0x130/0x130 [ 293.833046] DMA: [ 293.837274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.839479] 1*4kB [ 293.843692] ? should_fail+0x22d/0xd01 [ 293.845810] (U) [ 293.851325] ? zap_class+0x640/0x640 [ 293.851339] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.853453] 0*8kB 0*16kB [ 293.857335] ? __lock_acquire+0x62f/0x4c20 [ 293.859280] 1*32kB (U) [ 293.862985] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.868053] 2*64kB (U) [ 293.870797] ? should_fail+0x22d/0xd01 [ 293.874996] 1*128kB (U) [ 293.877589] ? mark_held_locks+0x130/0x130 [ 293.882670] 1*256kB (U) [ 293.885249] ? mark_held_locks+0x130/0x130 [ 293.889101] 0*512kB 1*1024kB [ 293.891765] ? lock_downgrade+0x900/0x900 [ 293.896486] (U) [ 293.899138] ? zap_class+0x640/0x640 [ 293.903353] 1*2048kB (M) [ 293.906453] ? zap_class+0x640/0x640 [ 293.910574] 3*4096kB (M) [ 293.912537] ? zap_class+0x640/0x640 [ 293.916221] = 15908kB [ 293.918958] ? do_raw_spin_unlock+0xa7/0x330 [ 293.922641] Node 0 [ 293.925382] ? trace_hardirqs_on+0x310/0x310 [ 293.929062] DMA32: [ 293.931472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.935851] 3*4kB [ 293.938074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.942449] (UM) [ 293.944667] ? check_preemption_disabled+0x48/0x280 [ 293.950164] 283*8kB (UM) [ 293.952315] ? __lock_is_held+0xb5/0x140 [ 293.957818] 189*16kB (UM) [ 293.959874] __alloc_pages_nodemask+0xa80/0xde0 [ 293.964852] 116*32kB (M) [ 293.967600] ? zap_class+0x640/0x640 [ 293.971624] 38*64kB (M) [ 293.974464] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 293.979116] 10*128kB (M) [ 293.981875] ? find_held_lock+0x36/0x1c0 [ 293.985548] 5*256kB (UM) [ 293.988223] ? ____cache_alloc_node+0x1c7/0x1e0 [ 293.993202] 4*512kB [ 293.995941] ? lock_downgrade+0x900/0x900 [ 293.999970] (UM) [ 294.002715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.007344] 3*1024kB (M) [ 294.009663] cache_grow_begin+0xa5/0x8c0 [ 294.013773] 3*2048kB (UM) [ 294.015824] ? do_raw_spin_unlock+0xa7/0x330 [ 294.021327] 0*4096kB = 25268kB [ 294.024079] fallback_alloc+0x204/0x2e0 [ 294.028108] Node 0 [ 294.030952] ____cache_alloc_node+0x1c7/0x1e0 [ 294.035323] Normal: 191*4kB [ 294.038504] kmem_cache_alloc_node+0xe3/0x730 [ 294.042454] (UME) [ 294.044674] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.049133] 562*8kB (MEH) [ 294.052149] __alloc_skb+0x119/0x770 [ 294.056607] 243*16kB (UMEH) [ 294.058749] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 294.063290] 85*32kB (UM) [ 294.066127] ? netdev_alloc_frag+0x1f0/0x1f0 [ 294.069805] 1*64kB (U) [ 294.072816] ? vprintk_default+0x28/0x30 [ 294.078148] 0*128kB 2*256kB [ 294.080899] ? vprintk_func+0x85/0x181 [ 294.085276] (UH) [ 294.087842] ? printk+0xa7/0xcf [ 294.091872] 1*512kB (U) [ 294.094878] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 294.098742] 1*1024kB (U) [ 294.100799] new_skb+0x26/0x1c0 [ 294.104037] 0*2048kB 0*4096kB [ 294.106714] aoecmd_cfg+0x279/0x7f0 [ 294.111467] = 13980kB [ 294.111479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 294.114217] ? find_held_lock+0x36/0x1c0 [ 294.117483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 294.120652] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 294.124245] 168 total pagecache pages [ 294.126641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.135447] 0 pages in swap cache [ 294.139497] ? __lock_is_held+0xb5/0x140 [ 294.148040] Swap cache stats: add 0, delete 0, find 0/0 [ 294.152349] discover_timer+0x50/0x60 [ 294.156147] Free swap = 0kB [ 294.161673] call_timer_fn+0x272/0x920 [ 294.165090] Total swap = 0kB [ 294.169133] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 294.174463] 1965979 pages RAM [ 294.178249] ? process_timeout+0x40/0x40 [ 294.181233] 0 pages HighMem/MovableOnly [ 294.185107] ? __run_timers+0x7da/0xc70 [ 294.188089] 342867 pages reserved [ 294.188096] 0 pages cma reserved [ 294.192923] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.196046] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.200046] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.200059] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 294.200073] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.204102] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.207974] ? trace_hardirqs_on+0xbd/0x310 [ 294.211395] syz-executor0 cpuset= [ 294.214739] ? kasan_check_read+0x11/0x20 [ 294.214754] ? __run_timers+0x7da/0xc70 [ 294.219215] syz0 [ 294.225689] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.230177] mems_allowed=0 [ 294.235013] ? __queue_work+0x1440/0x1440 [ 294.279917] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 294.284748] __run_timers+0x7e5/0xc70 [ 294.288547] ? timer_fixup_init+0x70/0x70 [ 294.292700] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 294.297726] ? zap_class+0x640/0x640 [ 294.301433] ? enqueue_hrtimer+0x1a5/0x560 [ 294.305665] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 294.310850] ? find_held_lock+0x36/0x1c0 [ 294.314912] ? pvclock_read_flags+0x160/0x160 [ 294.319411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.324940] ? check_preemption_disabled+0x48/0x280 [ 294.329950] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 294.335479] ? rcu_pm_notify+0xc0/0xc0 [ 294.339360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.344887] ? check_preemption_disabled+0x48/0x280 [ 294.349903] run_timer_softirq+0x52/0xb0 [ 294.353955] ? rcu_read_lock_sched_held+0x14f/0x180 [ 294.358982] __do_softirq+0x308/0xb7e [ 294.362778] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 294.367266] ? lock_downgrade+0x900/0x900 [ 294.371409] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 294.376510] ? pvclock_read_flags+0x160/0x160 [ 294.380999] ? lapic_next_event+0x5a/0x90 [ 294.385139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.390681] ? kvm_clock_read+0x18/0x30 [ 294.394641] ? kvm_sched_clock_read+0x9/0x20 [ 294.399056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.404581] ? check_preemption_disabled+0x48/0x280 [ 294.409597] irq_exit+0x17f/0x1c0 [ 294.413039] smp_apic_timer_interrupt+0x1cb/0x760 [ 294.417867] ? smp_reschedule_interrupt+0x109/0x650 [ 294.422869] ? smp_call_function_single_interrupt+0x650/0x650 [ 294.428741] ? interrupt_entry+0xb5/0xc0 [ 294.432796] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.437799] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.442801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.447632] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.452638] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.457673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.462508] apic_timer_interrupt+0xf/0x20 [ 294.466724] [ 294.468967] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 294.474158] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 294.493064] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 294.500853] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 294.508112] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 294.515374] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 294.522648] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 294.529903] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 294.537182] do_exit+0x11f8/0x26d0 [ 294.540715] ? run_rebalance_domains+0x500/0x500 [ 294.545468] ? mm_update_next_owner+0x990/0x990 [ 294.550123] ? print_usage_bug+0xc0/0xc0 [ 294.554183] ? print_usage_bug+0xc0/0xc0 [ 294.558240] ? __lock_acquire+0x62f/0x4c20 [ 294.562471] ? finish_task_switch+0x1f4/0x910 [ 294.566962] ? __lock_acquire+0x62f/0x4c20 [ 294.571189] ? mark_held_locks+0x130/0x130 [ 294.575413] ? __lock_acquire+0x62f/0x4c20 [ 294.579646] ? kasan_check_read+0x11/0x20 [ 294.583791] ? finish_task_switch+0x1f4/0x910 [ 294.588283] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.593382] ? compat_start_thread+0x80/0x80 [ 294.597797] ? mark_held_locks+0x130/0x130 [ 294.602037] ? mark_held_locks+0x130/0x130 [ 294.606263] ? finish_task_switch+0x1f4/0x910 [ 294.610750] ? finish_task_switch+0x1b4/0x910 [ 294.615247] ? __switch_to_asm+0x34/0x70 [ 294.619302] ? preempt_notifier_register+0x200/0x200 [ 294.624394] ? __switch_to_asm+0x34/0x70 [ 294.628446] ? __switch_to_asm+0x34/0x70 [ 294.632503] ? __switch_to_asm+0x34/0x70 [ 294.636586] ? __switch_to_asm+0x40/0x70 [ 294.640646] ? __switch_to_asm+0x34/0x70 [ 294.644702] ? __switch_to_asm+0x40/0x70 [ 294.648756] ? __switch_to_asm+0x34/0x70 [ 294.652809] ? __switch_to_asm+0x34/0x70 [ 294.656862] ? __switch_to_asm+0x34/0x70 [ 294.660913] ? __switch_to_asm+0x40/0x70 [ 294.664963] ? __switch_to_asm+0x34/0x70 [ 294.669014] ? __switch_to_asm+0x40/0x70 [ 294.673070] ? zap_class+0x640/0x640 [ 294.676774] ? __schedule+0x8d7/0x21d0 [ 294.680673] ? print_usage_bug+0xc0/0xc0 [ 294.684735] ? wait_consider_task+0x245/0x3bb0 [ 294.689311] ? zap_class+0x640/0x640 [ 294.693016] ? find_held_lock+0x36/0x1c0 [ 294.697086] ? memset+0x31/0x40 [ 294.700365] ? find_held_lock+0x36/0x1c0 [ 294.704428] ? get_signal+0x95b/0x1980 [ 294.708309] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.712795] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.717286] do_group_exit+0x177/0x440 [ 294.721170] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.726261] ? __ia32_sys_exit+0x50/0x50 [ 294.730327] get_signal+0x8b0/0x1980 [ 294.734042] ? ptrace_notify+0x130/0x130 [ 294.738089] ? zap_class+0x640/0x640 [ 294.741810] ? zap_class+0x640/0x640 [ 294.745518] ? zap_class+0x640/0x640 [ 294.749220] ? put_pid.part.2+0x1c5/0x240 [ 294.753359] ? find_held_lock+0x36/0x1c0 [ 294.757433] do_signal+0x9c/0x21c0 [ 294.760968] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.766500] ? kernel_wait4+0x2e0/0x3f0 [ 294.770467] ? __ia32_sys_waitid+0x140/0x140 [ 294.774868] ? setup_sigcontext+0x7d0/0x7d0 [ 294.779186] ? task_stopped_code+0x190/0x190 [ 294.783586] ? exit_to_usermode_loop+0x8c/0x380 [ 294.788246] ? exit_to_usermode_loop+0x8c/0x380 [ 294.792908] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 294.797478] ? trace_hardirqs_on+0xbd/0x310 [ 294.801791] ? __do_sys_wait4+0xaf/0x150 [ 294.805845] ? do_syscall_64+0x6be/0x820 [ 294.809908] ? do_syscall_64+0x9a/0x820 [ 294.813867] ? do_syscall_64+0x9a/0x820 [ 294.817837] exit_to_usermode_loop+0x2e5/0x380 [ 294.822433] ? __bpf_trace_sys_exit+0x30/0x30 [ 294.826933] do_syscall_64+0x6be/0x820 [ 294.830830] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 294.836187] ? syscall_return_slowpath+0x5e0/0x5e0 [ 294.841116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.845953] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.850960] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 294.855972] ? prepare_exit_to_usermode+0x291/0x3b0 [ 294.860987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.865830] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.871008] RIP: 0033:0x41124a [ 294.874223] Code: Bad RIP value. [ 294.877577] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 294.885283] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 294.892546] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 294.899811] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 294.907069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 294.914335] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 294.921621] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 294.921670] aoe: skb alloc failure [ 294.928541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.928547] Call Trace: [ 294.932122] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.941408] [ 294.943967] syz-executor1 cpuset= [ 294.954434] dump_stack+0x244/0x39d [ 294.956552] / [ 294.959991] ? dump_stack_print_info.cold.1+0x20/0x20 [ 294.963594] mems_allowed=0 [ 294.965302] warn_alloc.cold.117+0xb7/0x1bd [ 294.977686] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 294.982522] ? lock_downgrade+0x900/0x900 [ 294.986675] ? trace_hardirqs_off+0xb8/0x310 [ 294.991080] ? trace_hardirqs_off+0xb8/0x310 [ 294.995494] __alloc_pages_slowpath+0x2660/0x2d70 [ 295.000355] ? warn_alloc+0x120/0x120 [ 295.004161] ? warn_alloc+0x120/0x120 [ 295.007957] ? print_usage_bug+0xc0/0xc0 [ 295.012006] ? warn_alloc+0x120/0x120 [ 295.015799] ? print_usage_bug+0xc0/0xc0 [ 295.019852] ? __lock_acquire+0x62f/0x4c20 [ 295.024074] ? __lock_acquire+0x62f/0x4c20 [ 295.028791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.034316] ? should_fail+0x22d/0xd01 [ 295.038194] ? __lock_acquire+0x62f/0x4c20 [ 295.042425] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.047518] ? __lock_acquire+0x62f/0x4c20 [ 295.051748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.056840] ? __lock_acquire+0x62f/0x4c20 [ 295.061062] ? should_fail+0x22d/0xd01 [ 295.064952] ? mark_held_locks+0x130/0x130 [ 295.069177] ? mark_held_locks+0x130/0x130 [ 295.073423] ? zap_class+0x640/0x640 [ 295.077125] ? zap_class+0x640/0x640 [ 295.080860] ? print_usage_bug+0xc0/0xc0 [ 295.084913] ? do_raw_spin_unlock+0xa7/0x330 [ 295.089323] ? zap_class+0x640/0x640 [ 295.093045] ? print_usage_bug+0xc0/0xc0 [ 295.097099] ? wq_watchdog_touch+0x9c/0xfe [ 295.101322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.106849] ? check_preemption_disabled+0x48/0x280 [ 295.111864] ? __lock_is_held+0xb5/0x140 [ 295.115922] __alloc_pages_nodemask+0xa80/0xde0 [ 295.120584] ? zap_class+0x640/0x640 [ 295.124301] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 295.129317] ? find_held_lock+0x36/0x1c0 [ 295.133371] ? ____cache_alloc_node+0x1c7/0x1e0 [ 295.138030] ? lock_downgrade+0x900/0x900 [ 295.142186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.147817] cache_grow_begin+0xa5/0x8c0 [ 295.151878] ? do_raw_spin_unlock+0xa7/0x330 [ 295.156285] fallback_alloc+0x204/0x2e0 [ 295.160255] ____cache_alloc_node+0x1c7/0x1e0 [ 295.165651] kmem_cache_alloc_node+0xe3/0x730 [ 295.170134] ? ipv6_get_ifaddr+0x42e/0x620 [ 295.174381] __alloc_skb+0x119/0x770 [ 295.178098] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.183367] ? netdev_alloc_frag+0x1f0/0x1f0 [ 295.187764] ? lock_downgrade+0x900/0x900 [ 295.191905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.197622] ? refcount_sub_and_test_checked+0x203/0x310 [ 295.203063] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 295.208510] ? addrconf_rs_timer+0x690/0x690 [ 295.212918] ndisc_alloc_skb+0x144/0x340 [ 295.216974] ndisc_send_rs+0x331/0x6e0 [ 295.220870] addrconf_rs_timer+0x314/0x690 [ 295.225106] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.229342] call_timer_fn+0x272/0x920 [ 295.233216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.237525] ? process_timeout+0x40/0x40 [ 295.241579] ? __run_timers+0x7da/0xc70 [ 295.245555] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.250035] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.254512] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.258746] ? lockdep_hardirqs_on+0x296/0x5b0 [ 295.263314] ? trace_hardirqs_on+0xbd/0x310 [ 295.267619] ? kasan_check_read+0x11/0x20 [ 295.271772] ? __run_timers+0x7da/0xc70 [ 295.275744] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.280840] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.285062] __run_timers+0x7e5/0xc70 [ 295.288874] ? timer_fixup_init+0x70/0x70 [ 295.293029] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 295.298030] ? zap_class+0x640/0x640 [ 295.301734] ? enqueue_hrtimer+0x1a5/0x560 [ 295.305973] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 295.311159] ? find_held_lock+0x36/0x1c0 [ 295.315210] ? zap_class+0x640/0x640 [ 295.318911] ? pvclock_read_flags+0x160/0x160 [ 295.323398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.328924] ? check_preemption_disabled+0x48/0x280 [ 295.333930] ? __lock_is_held+0xb5/0x140 [ 295.337979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.343502] ? check_preemption_disabled+0x48/0x280 [ 295.348506] run_timer_softirq+0x52/0xb0 [ 295.352555] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.357558] __do_softirq+0x308/0xb7e [ 295.361347] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 295.365835] ? lock_downgrade+0x900/0x900 [ 295.369971] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.375084] ? pvclock_read_flags+0x160/0x160 [ 295.379569] ? lapic_next_event+0x5a/0x90 [ 295.383703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.389232] ? kvm_clock_read+0x18/0x30 [ 295.393198] ? kvm_sched_clock_read+0x9/0x20 [ 295.397592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.403119] ? check_preemption_disabled+0x48/0x280 [ 295.408125] irq_exit+0x17f/0x1c0 [ 295.411562] smp_apic_timer_interrupt+0x1cb/0x760 [ 295.416391] ? smp_call_function_single_interrupt+0x159/0x650 [ 295.422263] ? smp_call_function_single_interrupt+0x650/0x650 [ 295.428135] ? interrupt_entry+0xb5/0xc0 [ 295.432185] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.437184] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.442185] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.447012] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.452014] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.457016] ? task_prio+0x50/0x50 [ 295.460548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.466086] ? check_preemption_disabled+0x48/0x280 [ 295.471092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.475929] apic_timer_interrupt+0xf/0x20 [ 295.480147] [ 295.482375] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 295.488245] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 295.507131] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 295.514830] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 295.522092] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 295.529353] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 295.536606] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 295.543859] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 295.551137] ? save_stack+0xa9/0xd0 [ 295.554769] __kmalloc_node_track_caller+0x33/0x70 [ 295.559689] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 295.564435] pskb_expand_head+0x230/0x10f0 [ 295.568661] ? memcpy+0x45/0x50 [ 295.571932] ? __copy_skb_header+0x350/0x6b0 [ 295.576332] ? skb_release_data+0x880/0x880 [ 295.580642] ? __alloc_skb+0x770/0x770 [ 295.584526] ? __lock_is_held+0xb5/0x140 [ 295.588579] ? kasan_check_write+0x14/0x20 [ 295.592803] ? __skb_clone+0x6c7/0xa00 [ 295.596693] ? __copy_skb_header+0x6b0/0x6b0 [ 295.601094] ? kmem_cache_alloc+0x33a/0x730 [ 295.605415] skb_ensure_writable+0x3dd/0x640 [ 295.609819] ? skb_checksum_setup+0xaa0/0xaa0 [ 295.614305] ? check_preemption_disabled+0x48/0x280 [ 295.619315] ? __this_cpu_preempt_check+0x1c/0x20 [ 295.624151] ? __bpf_redirect+0x54b/0xb20 [ 295.628308] bpf_clone_redirect+0x14a/0x490 [ 295.632630] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 295.637652] ? __sched_text_start+0x8/0x8 [ 295.641797] ? retint_kernel+0x2d/0x2d [ 295.645681] ? find_held_lock+0x36/0x1c0 [ 295.649734] ? lock_acquire+0x1ed/0x520 [ 295.653694] ? bpf_test_run+0x3cb/0x780 [ 295.657654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.663182] ? check_preemption_disabled+0x48/0x280 [ 295.668190] ? kasan_check_read+0x11/0x20 [ 295.672327] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.677593] ? rcu_softirq_qs+0x20/0x20 [ 295.681558] ? preempt_schedule+0x4d/0x60 [ 295.685692] ? ___preempt_schedule+0x16/0x18 [ 295.690092] ? bpf_test_run+0x25d/0x780 [ 295.694067] ? netlink_diag_dump+0x2a0/0x2a0 [ 295.698478] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.704002] ? bpf_test_init.isra.10+0x70/0x100 [ 295.708666] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 295.713417] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 295.718249] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 295.723776] ? fput+0x130/0x1a0 [ 295.727054] ? __bpf_prog_get+0x9b/0x290 [ 295.731111] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 295.735938] ? bpf_prog_test_run+0x130/0x1a0 [ 295.740339] ? __x64_sys_bpf+0x3d8/0x520 [ 295.744405] ? bpf_prog_get+0x20/0x20 [ 295.748211] ? do_syscall_64+0x1b9/0x820 [ 295.752258] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 295.757608] ? syscall_return_slowpath+0x5e0/0x5e0 [ 295.762524] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.767352] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.772355] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 295.777358] ? prepare_exit_to_usermode+0x291/0x3b0 [ 295.782365] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.787214] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.792573] warn_alloc_show_mem: 1 callbacks suppressed [ 295.792581] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 295.792582] Mem-Info: [ 295.792606] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 295.792606] active_file:9 inactive_file:21 isolated_file:0 [ 295.792606] unevictable:0 dirty:0 writeback:0 unstable:0 [ 295.792606] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 295.792606] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 295.792606] free:13789 free_pcp:199 free_cma:0 [ 295.797938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.804852] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 295.807233] Call Trace: [ 295.839994] Node 0 [ 295.849321] [ 295.876549] 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 [ 295.879100] dump_stack+0x244/0x39d [ 295.881297] lowmem_reserve[]: 0 [ 295.883438] ? dump_stack_print_info.cold.1+0x20/0x20 [ 295.908902] 2818 [ 295.912517] warn_alloc.cold.117+0xb7/0x1bd [ 295.915754] 6321 6321 [ 295.920931] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 295.922961] Node 0 [ 295.927263] ? lock_downgrade+0x900/0x900 [ 295.929748] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 295.934551] ? trace_hardirqs_off+0xb8/0x310 [ 295.936747] lowmem_reserve[]: 0 [ 295.940901] ? trace_hardirqs_off+0xb8/0x310 [ 295.968020] 0 [ 295.972414] __alloc_pages_slowpath+0x2660/0x2d70 [ 295.975653] 3503 3503 [ 295.980070] ? warn_alloc+0x120/0x120 [ 295.981825] Node 0 [ 295.986648] ? pvclock_read_flags+0x160/0x160 [ 295.989133] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 295.992893] ? warn_alloc+0x120/0x120 [ 295.995092] lowmem_reserve[]: 0 [ 295.999573] ? print_usage_bug+0xc0/0xc0 [ 296.028313] 0 0 [ 296.032103] ? warn_alloc+0x120/0x120 [ 296.035348] 0 [ 296.039390] ? print_usage_bug+0xc0/0xc0 [ 296.045116] ? ktime_get+0x2c1/0x400 [ 296.046889] Node 0 [ 296.050933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.054607] DMA: 1*4kB [ 296.056832] ? check_preemption_disabled+0x48/0x280 [ 296.062360] (U) [ 296.064919] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 296.064933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.069913] 0*8kB 0*16kB [ 296.071876] ? should_fail+0x22d/0xd01 [ 296.076335] 1*32kB (U) [ 296.081858] ? kasan_check_read+0x11/0x20 [ 296.084582] 2*64kB (U) [ 296.088460] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.091015] 1*128kB (U) [ 296.095149] ? __lock_acquire+0x62f/0x4c20 [ 296.097710] 1*256kB [ 296.102792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.105435] (U) [ 296.109647] ? should_fail+0x22d/0xd01 [ 296.111934] 0*512kB 1*1024kB [ 296.117027] ? print_usage_bug+0xc0/0xc0 [ 296.118966] (U) 1*2048kB [ 296.122844] ? mark_held_locks+0x130/0x130 [ 296.125909] (M) 3*4096kB [ 296.129959] ? mark_held_locks+0x130/0x130 [ 296.132679] (M) = 15908kB [ 296.136900] ? check_preemption_disabled+0x48/0x280 [ 296.139622] Node 0 [ 296.143840] ? zap_class+0x640/0x640 [ 296.146561] DMA32: [ 296.151561] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 296.153763] 3*4kB [ 296.157464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.159666] (UM) [ 296.164412] ? check_preemption_disabled+0x48/0x280 [ 296.166533] 283*8kB [ 296.172055] ? __lock_is_held+0xb5/0x140 [ 296.174079] (UM) 189*16kB [ 296.179085] __alloc_pages_nodemask+0xa80/0xde0 [ 296.181373] (UM) [ 296.185415] ? zap_class+0x640/0x640 [ 296.188225] 116*32kB (M) [ 296.192883] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 296.194920] 38*64kB (M) [ 296.198628] ? find_held_lock+0x36/0x1c0 [ 296.201346] 10*128kB (M) [ 296.206356] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.209001] 5*256kB [ 296.213047] ? lock_downgrade+0x900/0x900 [ 296.215784] (UM) [ 296.220433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.222716] 4*512kB (UM) [ 296.226853] cache_grow_begin+0xa5/0x8c0 [ 296.228879] 3*1024kB (M) [ 296.234419] ? do_raw_spin_unlock+0xa7/0x330 [ 296.237145] 3*2048kB (UM) [ 296.241205] fallback_alloc+0x204/0x2e0 [ 296.243928] 0*4096kB = 25268kB [ 296.248433] ____cache_alloc_node+0x1c7/0x1e0 [ 296.251241] Node 0 Normal: [ 296.255209] kmem_cache_alloc_node+0xe3/0x730 [ 296.258371] 191*4kB [ 296.262851] ? lockdep_hardirqs_on+0x296/0x5b0 [ 296.265755] (UME) [ 296.270240] __alloc_skb+0x119/0x770 [ 296.272532] 562*8kB [ 296.277100] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 296.279217] (MEH) [ 296.282915] ? netdev_alloc_frag+0x1f0/0x1f0 [ 296.285208] 243*16kB (UMEH) [ 296.290567] ? vprintk_default+0x28/0x30 [ 296.292684] 85*32kB (UM) [ 296.297087] ? vprintk_func+0x85/0x181 [ 296.300073] 1*64kB (U) [ 296.304129] ? printk+0xa7/0xcf [ 296.306854] 0*128kB 2*256kB [ 296.310733] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 296.313296] (UH) [ 296.316571] new_skb+0x26/0x1c0 [ 296.319553] 1*512kB (U) [ 296.324302] aoecmd_cfg+0x279/0x7f0 [ 296.326335] 1*1024kB (U) [ 296.329604] ? find_held_lock+0x36/0x1c0 [ 296.332247] 0*2048kB 0*4096kB [ 296.335865] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 296.338591] = 13980kB [ 296.338604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 296.342648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.345828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 296.350136] ? __lock_is_held+0xb5/0x140 [ 296.352513] 168 total pagecache pages [ 296.361341] discover_timer+0x50/0x60 [ 296.366848] 0 pages in swap cache [ 296.375402] call_timer_fn+0x272/0x920 [ 296.379428] Swap cache stats: add 0, delete 0, find 0/0 [ 296.379435] Free swap = 0kB [ 296.383224] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 296.387002] Total swap = 0kB [ 296.390443] ? process_timeout+0x40/0x40 [ 296.394299] 1965979 pages RAM [ 296.399651] ? __run_timers+0x7da/0xc70 [ 296.402634] 0 pages HighMem/MovableOnly [ 296.407462] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.410449] 342867 pages reserved [ 296.414497] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.417574] 0 pages cma reserved [ 296.421532] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 296.425530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 296.429956] ? lockdep_hardirqs_on+0x296/0x5b0 [ 296.429979] ? trace_hardirqs_on+0xbd/0x310 [ 296.429995] ? kasan_check_read+0x11/0x20 [ 296.433469] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 296.437903] ? __run_timers+0x7da/0xc70 [ 296.441238] syz-executor0 cpuset= [ 296.446062] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.452520] syz0 [ 296.457098] ? __queue_work+0x1440/0x1440 [ 296.461387] mems_allowed=0 [ 296.465519] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 296.502232] __run_timers+0x7e5/0xc70 [ 296.506030] ? timer_fixup_init+0x70/0x70 [ 296.510184] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 296.515185] ? zap_class+0x640/0x640 [ 296.518890] ? enqueue_hrtimer+0x1a5/0x560 [ 296.523116] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 296.528301] ? find_held_lock+0x36/0x1c0 [ 296.532362] ? pvclock_read_flags+0x160/0x160 [ 296.536861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.542391] ? check_preemption_disabled+0x48/0x280 [ 296.547408] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 296.552940] ? rcu_pm_notify+0xc0/0xc0 [ 296.556829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.562355] ? check_preemption_disabled+0x48/0x280 [ 296.567367] run_timer_softirq+0x52/0xb0 [ 296.571419] ? rcu_read_lock_sched_held+0x14f/0x180 [ 296.576427] __do_softirq+0x308/0xb7e [ 296.580225] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 296.584710] ? lock_downgrade+0x900/0x900 [ 296.588853] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 296.593967] ? pvclock_read_flags+0x160/0x160 [ 296.598461] ? lapic_next_event+0x5a/0x90 [ 296.602605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.608138] ? kvm_clock_read+0x18/0x30 [ 296.612109] ? kvm_sched_clock_read+0x9/0x20 [ 296.616511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.622042] ? check_preemption_disabled+0x48/0x280 [ 296.627071] irq_exit+0x17f/0x1c0 [ 296.630515] smp_apic_timer_interrupt+0x1cb/0x760 [ 296.635366] ? smp_reschedule_interrupt+0x109/0x650 [ 296.640379] ? smp_call_function_single_interrupt+0x650/0x650 [ 296.646254] ? interrupt_entry+0xb5/0xc0 [ 296.650312] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.655331] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.660340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.665176] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.670184] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.675206] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.680058] apic_timer_interrupt+0xf/0x20 [ 296.684285] [ 296.686532] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 296.691717] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 296.710610] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 296.718309] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 296.725570] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 296.732833] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 296.740123] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 296.747384] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 296.754665] do_exit+0x11f8/0x26d0 [ 296.758200] ? run_rebalance_domains+0x500/0x500 [ 296.762957] ? mm_update_next_owner+0x990/0x990 [ 296.767615] ? print_usage_bug+0xc0/0xc0 [ 296.771667] ? print_usage_bug+0xc0/0xc0 [ 296.775737] ? __lock_acquire+0x62f/0x4c20 [ 296.779978] ? finish_task_switch+0x1f4/0x910 [ 296.784474] ? __lock_acquire+0x62f/0x4c20 [ 296.788700] ? mark_held_locks+0x130/0x130 [ 296.792930] ? __lock_acquire+0x62f/0x4c20 [ 296.797163] ? kasan_check_read+0x11/0x20 [ 296.801302] ? finish_task_switch+0x1f4/0x910 [ 296.805786] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.810884] ? compat_start_thread+0x80/0x80 [ 296.815289] ? mark_held_locks+0x130/0x130 [ 296.819513] ? mark_held_locks+0x130/0x130 [ 296.823735] ? finish_task_switch+0x1f4/0x910 [ 296.828235] ? finish_task_switch+0x1b4/0x910 [ 296.832718] ? __switch_to_asm+0x34/0x70 [ 296.836776] ? preempt_notifier_register+0x200/0x200 [ 296.841866] ? __switch_to_asm+0x34/0x70 [ 296.845917] ? __switch_to_asm+0x34/0x70 [ 296.849972] ? __switch_to_asm+0x34/0x70 [ 296.854021] ? __switch_to_asm+0x40/0x70 [ 296.858072] ? __switch_to_asm+0x34/0x70 [ 296.862119] ? __switch_to_asm+0x40/0x70 [ 296.866164] ? __switch_to_asm+0x34/0x70 [ 296.870211] ? __switch_to_asm+0x34/0x70 [ 296.874259] ? __switch_to_asm+0x34/0x70 [ 296.878309] ? __switch_to_asm+0x40/0x70 [ 296.882362] ? __switch_to_asm+0x34/0x70 [ 296.886412] ? __switch_to_asm+0x40/0x70 [ 296.890477] ? zap_class+0x640/0x640 [ 296.894179] ? __schedule+0x8d7/0x21d0 [ 296.898065] ? print_usage_bug+0xc0/0xc0 [ 296.902122] ? wait_consider_task+0x245/0x3bb0 [ 296.906692] ? zap_class+0x640/0x640 [ 296.910395] ? find_held_lock+0x36/0x1c0 [ 296.914456] ? memset+0x31/0x40 [ 296.917731] ? find_held_lock+0x36/0x1c0 [ 296.921796] ? get_signal+0x95b/0x1980 [ 296.925674] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.930161] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.934653] do_group_exit+0x177/0x440 [ 296.938529] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.943635] ? __ia32_sys_exit+0x50/0x50 [ 296.947697] get_signal+0x8b0/0x1980 [ 296.951414] ? ptrace_notify+0x130/0x130 [ 296.955466] ? zap_class+0x640/0x640 [ 296.959176] ? zap_class+0x640/0x640 [ 296.962893] ? zap_class+0x640/0x640 [ 296.966594] ? put_pid.part.2+0x1c5/0x240 [ 296.970738] ? find_held_lock+0x36/0x1c0 [ 296.974803] do_signal+0x9c/0x21c0 [ 296.978333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.983857] ? kernel_wait4+0x2e0/0x3f0 [ 296.987825] ? __ia32_sys_waitid+0x140/0x140 [ 296.992224] ? setup_sigcontext+0x7d0/0x7d0 [ 296.996541] ? task_stopped_code+0x190/0x190 [ 297.000950] ? exit_to_usermode_loop+0x8c/0x380 [ 297.005614] ? exit_to_usermode_loop+0x8c/0x380 [ 297.010279] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 297.014856] ? trace_hardirqs_on+0xbd/0x310 [ 297.019169] ? __do_sys_wait4+0xaf/0x150 [ 297.023220] ? do_syscall_64+0x6be/0x820 [ 297.027273] ? do_syscall_64+0x9a/0x820 [ 297.031424] ? do_syscall_64+0x9a/0x820 [ 297.035402] exit_to_usermode_loop+0x2e5/0x380 [ 297.039978] ? __bpf_trace_sys_exit+0x30/0x30 [ 297.044468] do_syscall_64+0x6be/0x820 [ 297.048348] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 297.053706] ? syscall_return_slowpath+0x5e0/0x5e0 [ 297.058625] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.063465] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.068493] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 297.073501] ? prepare_exit_to_usermode+0x291/0x3b0 [ 297.078508] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.083347] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.088522] RIP: 0033:0x41124a [ 297.091713] Code: Bad RIP value. [ 297.095063] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 297.102764] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 297.110022] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 297.117298] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 297.124554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 297.131808] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 297.139082] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 297.139127] aoe: skb alloc failure [ 297.146000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.149548] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 297.158837] Call Trace: [ 297.169295] syz-executor1 cpuset= [ 297.171866] [ 297.171873] / [ 297.175310] dump_stack+0x244/0x39d [ 297.177433] mems_allowed=0 [ 297.179129] ? dump_stack_print_info.cold.1+0x20/0x20 [ 297.190804] warn_alloc.cold.117+0xb7/0x1bd [ 297.195313] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 297.200143] ? lock_downgrade+0x900/0x900 [ 297.204285] ? trace_hardirqs_off+0xb8/0x310 [ 297.208684] ? trace_hardirqs_off+0xb8/0x310 [ 297.213087] __alloc_pages_slowpath+0x2660/0x2d70 [ 297.217945] ? warn_alloc+0x120/0x120 [ 297.221749] ? warn_alloc+0x120/0x120 [ 297.225546] ? print_usage_bug+0xc0/0xc0 [ 297.229596] ? warn_alloc+0x120/0x120 [ 297.233390] ? print_usage_bug+0xc0/0xc0 [ 297.237459] ? __lock_acquire+0x62f/0x4c20 [ 297.241678] ? __lock_acquire+0x62f/0x4c20 [ 297.245912] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.251452] ? should_fail+0x22d/0xd01 [ 297.255329] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.260422] ? __lock_acquire+0x62f/0x4c20 [ 297.264648] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.269737] ? __lock_acquire+0x62f/0x4c20 [ 297.273975] ? should_fail+0x22d/0xd01 [ 297.277848] ? find_held_lock+0x36/0x1c0 [ 297.281909] ? mark_held_locks+0x130/0x130 [ 297.286138] ? mark_held_locks+0x130/0x130 [ 297.290355] ? zap_class+0x640/0x640 [ 297.294060] ? zap_class+0x640/0x640 [ 297.297762] ? print_usage_bug+0xc0/0xc0 [ 297.301805] ? do_raw_spin_unlock+0xa7/0x330 [ 297.306204] ? zap_class+0x640/0x640 [ 297.309914] ? print_usage_bug+0xc0/0xc0 [ 297.313968] ? wq_watchdog_touch+0x9c/0xfe [ 297.318212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.323735] ? check_preemption_disabled+0x48/0x280 [ 297.328744] ? __lock_is_held+0xb5/0x140 [ 297.332796] __alloc_pages_nodemask+0xa80/0xde0 [ 297.337450] ? zap_class+0x640/0x640 [ 297.341157] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 297.346172] ? find_held_lock+0x36/0x1c0 [ 297.350227] ? ____cache_alloc_node+0x1c7/0x1e0 [ 297.354882] ? lock_downgrade+0x900/0x900 [ 297.359033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.364564] cache_grow_begin+0xa5/0x8c0 [ 297.368614] ? do_raw_spin_unlock+0xa7/0x330 [ 297.373024] fallback_alloc+0x204/0x2e0 [ 297.376994] ____cache_alloc_node+0x1c7/0x1e0 [ 297.381480] kmem_cache_alloc_node+0xe3/0x730 [ 297.385971] ? ipv6_get_ifaddr+0x42e/0x620 [ 297.390203] __alloc_skb+0x119/0x770 [ 297.393919] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.399191] ? netdev_alloc_frag+0x1f0/0x1f0 [ 297.403588] ? lock_downgrade+0x900/0x900 [ 297.407739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.413262] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.418704] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.424143] ? addrconf_rs_timer+0x690/0x690 [ 297.428546] ndisc_alloc_skb+0x144/0x340 [ 297.432596] ndisc_send_rs+0x331/0x6e0 [ 297.436471] addrconf_rs_timer+0x314/0x690 [ 297.440692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.444936] call_timer_fn+0x272/0x920 [ 297.448808] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.453032] ? process_timeout+0x40/0x40 [ 297.457086] ? __run_timers+0x7da/0xc70 [ 297.461066] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.465550] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.470028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.474249] ? lockdep_hardirqs_on+0x296/0x5b0 [ 297.478832] ? trace_hardirqs_on+0xbd/0x310 [ 297.483140] ? kasan_check_read+0x11/0x20 [ 297.487279] ? __run_timers+0x7da/0xc70 [ 297.491252] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.496340] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.500568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.504788] __run_timers+0x7e5/0xc70 [ 297.508584] ? timer_fixup_init+0x70/0x70 [ 297.512718] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 297.517731] ? zap_class+0x640/0x640 [ 297.521432] ? enqueue_hrtimer+0x1a5/0x560 [ 297.525653] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 297.530837] ? find_held_lock+0x36/0x1c0 [ 297.534897] ? zap_class+0x640/0x640 [ 297.538598] ? pvclock_read_flags+0x160/0x160 [ 297.543084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.548604] ? check_preemption_disabled+0x48/0x280 [ 297.553625] ? __lock_is_held+0xb5/0x140 [ 297.557671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.563192] ? check_preemption_disabled+0x48/0x280 [ 297.568195] run_timer_softirq+0x52/0xb0 [ 297.572244] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.577245] __do_softirq+0x308/0xb7e [ 297.581035] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 297.585518] ? lock_downgrade+0x900/0x900 [ 297.590395] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 297.595493] ? pvclock_read_flags+0x160/0x160 [ 297.599975] ? lapic_next_event+0x5a/0x90 [ 297.604112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.609652] ? kvm_clock_read+0x18/0x30 [ 297.613612] ? kvm_sched_clock_read+0x9/0x20 [ 297.618007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.623529] ? check_preemption_disabled+0x48/0x280 [ 297.628544] irq_exit+0x17f/0x1c0 [ 297.631986] smp_apic_timer_interrupt+0x1cb/0x760 [ 297.636819] ? smp_call_function_single_interrupt+0x159/0x650 [ 297.642695] ? smp_call_function_single_interrupt+0x650/0x650 [ 297.648565] ? interrupt_entry+0xb5/0xc0 [ 297.652615] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.657622] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.662628] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.667464] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.672470] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.677472] ? task_prio+0x50/0x50 [ 297.681003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.686533] ? check_preemption_disabled+0x48/0x280 [ 297.691541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.696390] apic_timer_interrupt+0xf/0x20 [ 297.700605] [ 297.702831] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 297.708700] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 297.727588] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 297.735290] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 297.742550] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 297.749801] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 297.757057] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 297.764311] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 297.771584] ? save_stack+0xa9/0xd0 [ 297.775207] __kmalloc_node_track_caller+0x33/0x70 [ 297.780124] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 297.784879] pskb_expand_head+0x230/0x10f0 [ 297.789102] ? memcpy+0x45/0x50 [ 297.792367] ? __copy_skb_header+0x350/0x6b0 [ 297.796762] ? skb_release_data+0x880/0x880 [ 297.801066] ? __alloc_skb+0x770/0x770 [ 297.804957] ? __lock_is_held+0xb5/0x140 [ 297.809011] ? kasan_check_write+0x14/0x20 [ 297.813232] ? __skb_clone+0x6c7/0xa00 [ 297.817107] ? __copy_skb_header+0x6b0/0x6b0 [ 297.821499] ? kmem_cache_alloc+0x33a/0x730 [ 297.825812] skb_ensure_writable+0x3dd/0x640 [ 297.830208] ? skb_checksum_setup+0xaa0/0xaa0 [ 297.834687] ? check_preemption_disabled+0x48/0x280 [ 297.839698] ? __this_cpu_preempt_check+0x1c/0x20 [ 297.844548] ? __bpf_redirect+0x54b/0xb20 [ 297.848686] bpf_clone_redirect+0x14a/0x490 [ 297.853000] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 297.858010] ? __sched_text_start+0x8/0x8 [ 297.862142] ? retint_kernel+0x2d/0x2d [ 297.866020] ? find_held_lock+0x36/0x1c0 [ 297.870072] ? lock_acquire+0x1ed/0x520 [ 297.874036] ? bpf_test_run+0x3cb/0x780 [ 297.877997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.883631] ? check_preemption_disabled+0x48/0x280 [ 297.888634] ? kasan_check_read+0x11/0x20 [ 297.892768] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.898032] ? rcu_softirq_qs+0x20/0x20 [ 297.901996] ? preempt_schedule+0x4d/0x60 [ 297.906131] ? ___preempt_schedule+0x16/0x18 [ 297.910535] ? bpf_test_run+0x25d/0x780 [ 297.914508] ? netlink_diag_dump+0x2a0/0x2a0 [ 297.918911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.924439] ? bpf_test_init.isra.10+0x70/0x100 [ 297.929120] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 297.933881] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 297.938711] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 297.944239] ? fput+0x130/0x1a0 [ 297.947508] ? __bpf_prog_get+0x9b/0x290 [ 297.951565] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 297.956405] ? bpf_prog_test_run+0x130/0x1a0 [ 297.960805] ? __x64_sys_bpf+0x3d8/0x520 [ 297.964862] ? bpf_prog_get+0x20/0x20 [ 297.968675] ? do_syscall_64+0x1b9/0x820 [ 297.972724] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 297.978078] ? syscall_return_slowpath+0x5e0/0x5e0 [ 297.982997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.987853] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.992878] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 297.997888] ? prepare_exit_to_usermode+0x291/0x3b0 [ 298.002915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.007757] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.013216] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 298.013220] warn_alloc_show_mem: 1 callbacks suppressed [ 298.013226] Mem-Info: [ 298.020132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.020138] Call Trace: [ 298.025494] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 298.025494] active_file:9 inactive_file:21 isolated_file:0 [ 298.025494] unevictable:0 dirty:0 writeback:0 unstable:0 [ 298.025494] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 298.025494] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 298.025494] free:13789 free_pcp:199 free_cma:0 [ 298.027865] [ 298.037216] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 298.039783] dump_stack+0x244/0x39d [ 298.072539] Node 0 [ 298.074676] ? dump_stack_print_info.cold.1+0x20/0x20 [ 298.101909] 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 [ 298.105520] warn_alloc.cold.117+0xb7/0x1bd [ 298.107715] lowmem_reserve[]: 0 [ 298.112895] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 298.138358] 2818 [ 298.142659] ? lock_downgrade+0x900/0x900 [ 298.145920] 6321 6321 [ 298.150751] ? trace_hardirqs_off+0xb8/0x310 [ 298.152780] Node 0 [ 298.156913] ? trace_hardirqs_off+0xb8/0x310 [ 298.159399] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 298.163772] __alloc_pages_slowpath+0x2660/0x2d70 [ 298.165971] lowmem_reserve[]: 0 [ 298.170388] ? warn_alloc+0x120/0x120 [ 298.197482] 0 3503 [ 298.202311] ? pvclock_read_flags+0x160/0x160 [ 298.205554] 3503 [ 298.209347] ? warn_alloc+0x120/0x120 [ 298.211550] Node 0 [ 298.216021] ? print_usage_bug+0xc0/0xc0 [ 298.218070] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 298.221840] ? warn_alloc+0x120/0x120 [ 298.224043] lowmem_reserve[]: [ 298.228084] ? print_usage_bug+0xc0/0xc0 [ 298.256321] 0 0 [ 298.260109] ? ktime_get+0x2c1/0x400 [ 298.263176] 0 0 [ 298.267227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.269175] Node 0 [ 298.272872] ? check_preemption_disabled+0x48/0x280 [ 298.274809] DMA: 1*4kB [ 298.280339] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 298.282552] (U) [ 298.287547] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.290095] 0*8kB 0*16kB [ 298.294575] ? should_fail+0x22d/0xd01 [ 298.296517] 1*32kB (U) [ 298.302041] ? kasan_check_read+0x11/0x20 [ 298.304759] 2*64kB (U) [ 298.308628] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.311177] 1*128kB (U) [ 298.315306] ? __lock_acquire+0x62f/0x4c20 [ 298.317860] 1*256kB [ 298.322942] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.325590] (U) [ 298.329801] ? should_fail+0x22d/0xd01 [ 298.332199] 0*512kB 1*1024kB [ 298.337288] ? print_usage_bug+0xc0/0xc0 [ 298.339233] (U) 1*2048kB [ 298.343128] ? mark_held_locks+0x130/0x130 [ 298.346195] (M) [ 298.350237] ? mark_held_locks+0x130/0x130 [ 298.352963] 3*4096kB [ 298.357170] ? check_preemption_disabled+0x48/0x280 [ 298.357188] ? zap_class+0x640/0x640 [ 298.359124] (M) = 15908kB [ 298.363342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.365718] Node 0 [ 298.370715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.374389] DMA32: 3*4kB [ 298.377131] ? check_preemption_disabled+0x48/0x280 [ 298.381851] (UM) [ 298.384072] ? __lock_is_held+0xb5/0x140 [ 298.389566] 283*8kB (UM) [ 298.392309] __alloc_pages_nodemask+0xa80/0xde0 [ 298.397292] 189*16kB (UM) [ 298.399339] ? zap_class+0x640/0x640 [ 298.403367] 116*32kB [ 298.406105] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 298.410743] (M) [ 298.413582] ? find_held_lock+0x36/0x1c0 [ 298.417253] 38*64kB (M) [ 298.419652] ? ____cache_alloc_node+0x1c7/0x1e0 [ 298.424626] 10*128kB (M) [ 298.426586] ? lock_downgrade+0x900/0x900 [ 298.430609] 5*256kB (UM) [ 298.433270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.437899] 4*512kB (UM) [ 298.440657] cache_grow_begin+0xa5/0x8c0 [ 298.444765] 3*1024kB (M) [ 298.447505] ? do_raw_spin_unlock+0xa7/0x330 [ 298.453004] 3*2048kB (UM) [ 298.455748] fallback_alloc+0x204/0x2e0 [ 298.459780] 0*4096kB = 25268kB [ 298.462549] ____cache_alloc_node+0x1c7/0x1e0 [ 298.466915] Node 0 Normal: [ 298.469745] kmem_cache_alloc_node+0xe3/0x730 [ 298.473684] 191*4kB [ 298.476856] ? lockdep_hardirqs_on+0x296/0x5b0 [ 298.481316] (UME) [ 298.484232] __alloc_skb+0x119/0x770 [ 298.488685] 562*8kB (MEH) [ 298.490996] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 298.495535] 243*16kB (UMEH) [ 298.497673] ? netdev_alloc_frag+0x1f0/0x1f0 [ 298.501358] 85*32kB [ 298.504186] ? vprintk_default+0x28/0x30 [ 298.509508] (UM) [ 298.512503] ? vprintk_func+0x85/0x181 [ 298.516876] 1*64kB (U) [ 298.519188] ? printk+0xa7/0xcf [ 298.523213] 0*128kB 2*256kB [ 298.525263] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 298.529115] (UH) [ 298.531689] new_skb+0x26/0x1c0 [ 298.534931] 1*512kB [ 298.537930] aoecmd_cfg+0x279/0x7f0 [ 298.542651] (U) 1*1024kB [ 298.544709] ? find_held_lock+0x36/0x1c0 [ 298.547959] (U) [ 298.550268] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 298.553862] 0*2048kB 0*4096kB [ 298.556615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.560648] = 13980kB [ 298.560660] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 298.562649] ? __lock_is_held+0xb5/0x140 [ 298.566943] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 298.570125] discover_timer+0x50/0x60 [ 298.575623] 168 total pagecache pages [ 298.578017] call_timer_fn+0x272/0x920 [ 298.586826] 0 pages in swap cache [ 298.590872] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 298.599418] Swap cache stats: add 0, delete 0, find 0/0 [ 298.603201] ? process_timeout+0x40/0x40 [ 298.606968] Free swap = 0kB [ 298.610848] ? __run_timers+0x7da/0xc70 [ 298.614277] Total swap = 0kB [ 298.619109] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.624437] 1965979 pages RAM [ 298.628480] ? _raw_spin_unlock_irq+0x27/0x80 [ 298.631464] 0 pages HighMem/MovableOnly [ 298.631471] 342867 pages reserved [ 298.635444] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 298.638429] 0 pages cma reserved [ 298.638507] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 298.642924] ? lockdep_hardirqs_on+0x296/0x5b0 [ 298.642938] ? trace_hardirqs_on+0xbd/0x310 [ 298.642953] ? kasan_check_read+0x11/0x20 [ 298.646100] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 298.650502] ? __run_timers+0x7da/0xc70 [ 298.650518] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.654761] syz-executor0 cpuset= [ 298.658209] ? __queue_work+0x1440/0x1440 [ 298.663197] syz0 [ 298.666486] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 298.666499] __run_timers+0x7e5/0xc70 [ 298.666522] ? timer_fixup_init+0x70/0x70 [ 298.666536] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 298.666552] ? zap_class+0x640/0x640 [ 298.666568] ? enqueue_hrtimer+0x1a5/0x560 [ 298.666582] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 298.666601] ? find_held_lock+0x36/0x1c0 [ 298.666624] ? pvclock_read_flags+0x160/0x160 [ 298.673236] mems_allowed=0 [ 298.677808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.762983] ? check_preemption_disabled+0x48/0x280 [ 298.768017] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 298.773548] ? rcu_pm_notify+0xc0/0xc0 [ 298.777430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.782961] ? check_preemption_disabled+0x48/0x280 [ 298.787971] run_timer_softirq+0x52/0xb0 [ 298.792024] ? rcu_read_lock_sched_held+0x14f/0x180 [ 298.797034] __do_softirq+0x308/0xb7e [ 298.800841] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 298.805334] ? lock_downgrade+0x900/0x900 [ 298.809474] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 298.814565] ? pvclock_read_flags+0x160/0x160 [ 298.819046] ? lapic_next_event+0x5a/0x90 [ 298.823179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.828709] ? kvm_clock_read+0x18/0x30 [ 298.832671] ? kvm_sched_clock_read+0x9/0x20 [ 298.837077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.842606] ? check_preemption_disabled+0x48/0x280 [ 298.847620] irq_exit+0x17f/0x1c0 [ 298.851078] smp_apic_timer_interrupt+0x1cb/0x760 [ 298.855913] ? smp_reschedule_interrupt+0x109/0x650 [ 298.860916] ? smp_call_function_single_interrupt+0x650/0x650 [ 298.866791] ? interrupt_entry+0xb5/0xc0 [ 298.870841] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.875856] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.880866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.885698] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.890701] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.895711] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.900552] apic_timer_interrupt+0xf/0x20 [ 298.904774] [ 298.907002] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 298.912185] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 298.931068] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 298.938769] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 298.946026] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 298.953288] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 298.960543] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 298.967796] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 298.975073] do_exit+0x11f8/0x26d0 [ 298.978606] ? run_rebalance_domains+0x500/0x500 [ 298.983370] ? mm_update_next_owner+0x990/0x990 [ 298.988026] ? print_usage_bug+0xc0/0xc0 [ 298.992079] ? print_usage_bug+0xc0/0xc0 [ 298.996138] ? __lock_acquire+0x62f/0x4c20 [ 299.000370] ? finish_task_switch+0x1f4/0x910 [ 299.004871] ? __lock_acquire+0x62f/0x4c20 [ 299.009099] ? mark_held_locks+0x130/0x130 [ 299.013323] ? __lock_acquire+0x62f/0x4c20 [ 299.017548] ? kasan_check_read+0x11/0x20 [ 299.021708] ? finish_task_switch+0x1f4/0x910 [ 299.026192] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.031554] ? compat_start_thread+0x80/0x80 [ 299.035962] ? mark_held_locks+0x130/0x130 [ 299.040192] ? mark_held_locks+0x130/0x130 [ 299.044421] ? finish_task_switch+0x1f4/0x910 [ 299.048923] ? finish_task_switch+0x1b4/0x910 [ 299.053412] ? __switch_to_asm+0x34/0x70 [ 299.057471] ? preempt_notifier_register+0x200/0x200 [ 299.062558] ? __switch_to_asm+0x34/0x70 [ 299.066623] ? __switch_to_asm+0x34/0x70 [ 299.070677] ? __switch_to_asm+0x34/0x70 [ 299.074723] ? __switch_to_asm+0x40/0x70 [ 299.078783] ? __switch_to_asm+0x34/0x70 [ 299.082838] ? __switch_to_asm+0x40/0x70 [ 299.086888] ? __switch_to_asm+0x34/0x70 [ 299.090940] ? __switch_to_asm+0x34/0x70 [ 299.094994] ? __switch_to_asm+0x34/0x70 [ 299.099045] ? __switch_to_asm+0x40/0x70 [ 299.103093] ? __switch_to_asm+0x34/0x70 [ 299.107143] ? __switch_to_asm+0x40/0x70 [ 299.111200] ? zap_class+0x640/0x640 [ 299.114904] ? __schedule+0x8d7/0x21d0 [ 299.118781] ? print_usage_bug+0xc0/0xc0 [ 299.122872] ? wait_consider_task+0x245/0x3bb0 [ 299.127463] ? zap_class+0x640/0x640 [ 299.131168] ? find_held_lock+0x36/0x1c0 [ 299.135225] ? memset+0x31/0x40 [ 299.138502] ? find_held_lock+0x36/0x1c0 [ 299.142563] ? get_signal+0x95b/0x1980 [ 299.146446] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.150931] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.155422] do_group_exit+0x177/0x440 [ 299.159305] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.164400] ? __ia32_sys_exit+0x50/0x50 [ 299.168460] get_signal+0x8b0/0x1980 [ 299.172176] ? ptrace_notify+0x130/0x130 [ 299.176224] ? zap_class+0x640/0x640 [ 299.179962] ? zap_class+0x640/0x640 [ 299.183668] ? zap_class+0x640/0x640 [ 299.187377] ? put_pid.part.2+0x1c5/0x240 [ 299.191521] ? find_held_lock+0x36/0x1c0 [ 299.195575] do_signal+0x9c/0x21c0 [ 299.199607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.205136] ? kernel_wait4+0x2e0/0x3f0 [ 299.209106] ? __ia32_sys_waitid+0x140/0x140 [ 299.213508] ? setup_sigcontext+0x7d0/0x7d0 [ 299.217821] ? task_stopped_code+0x190/0x190 [ 299.222217] ? exit_to_usermode_loop+0x8c/0x380 [ 299.226876] ? exit_to_usermode_loop+0x8c/0x380 [ 299.231547] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 299.236124] ? trace_hardirqs_on+0xbd/0x310 [ 299.240436] ? __do_sys_wait4+0xaf/0x150 [ 299.244482] ? do_syscall_64+0x6be/0x820 [ 299.248538] ? do_syscall_64+0x9a/0x820 [ 299.252500] ? do_syscall_64+0x9a/0x820 [ 299.256465] exit_to_usermode_loop+0x2e5/0x380 [ 299.261036] ? __bpf_trace_sys_exit+0x30/0x30 [ 299.265525] do_syscall_64+0x6be/0x820 [ 299.269396] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 299.274762] ? syscall_return_slowpath+0x5e0/0x5e0 [ 299.279678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.284508] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.289516] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 299.294533] ? prepare_exit_to_usermode+0x291/0x3b0 [ 299.299643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.304481] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.309652] RIP: 0033:0x41124a [ 299.312848] Code: Bad RIP value. [ 299.316196] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 299.323892] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 299.331144] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 299.338396] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 299.345650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 299.352906] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 299.360178] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 299.360225] aoe: skb alloc failure [ 299.367085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.367091] Call Trace: [ 299.370648] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 299.379937] [ 299.382495] syz-executor1 cpuset= [ 299.392956] dump_stack+0x244/0x39d [ 299.395074] / [ 299.398507] ? dump_stack_print_info.cold.1+0x20/0x20 [ 299.402101] mems_allowed=0 [ 299.403804] warn_alloc.cold.117+0xb7/0x1bd [ 299.416186] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 299.421020] ? lock_downgrade+0x900/0x900 [ 299.425164] ? trace_hardirqs_off+0xb8/0x310 [ 299.429561] ? trace_hardirqs_off+0xb8/0x310 [ 299.433961] __alloc_pages_slowpath+0x2660/0x2d70 [ 299.438822] ? warn_alloc+0x120/0x120 [ 299.442608] ? __bfs+0x321/0x780 [ 299.445960] ? warn_alloc+0x120/0x120 [ 299.449752] ? print_usage_bug+0xc0/0xc0 [ 299.453829] ? lockdep_on+0x50/0x50 [ 299.457462] ? print_bfs_bug+0x80/0x80 [ 299.461343] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.466867] ? should_fail+0x22d/0xd01 [ 299.470739] ? __bfs+0x321/0x780 [ 299.474091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.479179] ? __lock_acquire+0x62f/0x4c20 [ 299.483405] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.488495] ? __lock_acquire+0x2aff/0x4c20 [ 299.492808] ? should_fail+0x22d/0xd01 [ 299.496682] ? find_held_lock+0x36/0x1c0 [ 299.500740] ? mark_held_locks+0x130/0x130 [ 299.504963] ? mark_held_locks+0x130/0x130 [ 299.509188] ? kasan_check_read+0x11/0x20 [ 299.513318] ? __lock_acquire+0x2aff/0x4c20 [ 299.517625] ? zap_class+0x640/0x640 [ 299.521326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.526847] ? check_preemption_disabled+0x48/0x280 [ 299.531858] ? __lock_is_held+0xb5/0x140 [ 299.535907] __alloc_pages_nodemask+0xa80/0xde0 [ 299.540558] ? zap_class+0x640/0x640 [ 299.544269] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 299.549280] ? find_held_lock+0x36/0x1c0 [ 299.553342] ? ____cache_alloc_node+0x1c7/0x1e0 [ 299.558004] ? lock_downgrade+0x900/0x900 [ 299.562143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.567668] cache_grow_begin+0xa5/0x8c0 [ 299.571725] ? do_raw_spin_unlock+0xa7/0x330 [ 299.576123] fallback_alloc+0x204/0x2e0 [ 299.580086] ____cache_alloc_node+0x1c7/0x1e0 [ 299.584575] kmem_cache_alloc_node+0xe3/0x730 [ 299.589056] ? do_raw_spin_unlock+0xa7/0x330 [ 299.593449] ? do_raw_spin_trylock+0x270/0x270 [ 299.598026] __alloc_skb+0x119/0x770 [ 299.601754] ? netdev_alloc_frag+0x1f0/0x1f0 [ 299.606150] ? atomic_notifier_call_chain+0xc6/0x190 [ 299.611241] ? lock_downgrade+0x900/0x900 [ 299.615378] ? check_preemption_disabled+0x48/0x280 [ 299.620385] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 299.625301] ? kasan_check_read+0x11/0x20 [ 299.629443] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.634714] ? rcu_softirq_qs+0x20/0x20 [ 299.638672] ? kasan_check_read+0x11/0x20 [ 299.642807] ? do_raw_write_trylock+0x270/0x270 [ 299.647468] __neigh_notify+0x8c/0x160 [ 299.651343] ? neigh_connected_output+0x780/0x780 [ 299.656172] neigh_timer_handler+0x6cb/0xdf0 [ 299.660576] ? check_preemption_disabled+0x48/0x280 [ 299.665598] ? __neigh_for_each_release+0x520/0x520 [ 299.670600] ? __lock_is_held+0xb5/0x140 [ 299.674656] call_timer_fn+0x272/0x920 [ 299.678530] ? __neigh_for_each_release+0x520/0x520 [ 299.683538] ? process_timeout+0x40/0x40 [ 299.687590] ? __run_timers+0x7da/0xc70 [ 299.691550] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.696027] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.700506] ? __neigh_for_each_release+0x520/0x520 [ 299.705511] ? lockdep_hardirqs_on+0x296/0x5b0 [ 299.710082] ? trace_hardirqs_on+0xbd/0x310 [ 299.714390] ? kasan_check_read+0x11/0x20 [ 299.718523] ? __run_timers+0x7da/0xc70 [ 299.722488] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.727584] ? __neigh_for_each_release+0x520/0x520 [ 299.732586] __run_timers+0x7e5/0xc70 [ 299.736380] ? timer_fixup_init+0x70/0x70 [ 299.740512] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 299.745513] ? zap_class+0x640/0x640 [ 299.749218] ? enqueue_hrtimer+0x1a5/0x560 [ 299.753442] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 299.758626] ? find_held_lock+0x36/0x1c0 [ 299.762680] ? zap_class+0x640/0x640 [ 299.766393] ? pvclock_read_flags+0x160/0x160 [ 299.770876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.776397] ? check_preemption_disabled+0x48/0x280 [ 299.781403] ? __lock_is_held+0xb5/0x140 [ 299.785454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.790976] ? check_preemption_disabled+0x48/0x280 [ 299.795980] run_timer_softirq+0x52/0xb0 [ 299.800031] ? rcu_read_lock_sched_held+0x14f/0x180 [ 299.805033] __do_softirq+0x308/0xb7e [ 299.808825] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 299.813303] ? lock_downgrade+0x900/0x900 [ 299.817454] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 299.822548] ? pvclock_read_flags+0x160/0x160 [ 299.827042] ? lapic_next_event+0x5a/0x90 [ 299.831191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.836724] ? kvm_clock_read+0x18/0x30 [ 299.840689] ? kvm_sched_clock_read+0x9/0x20 [ 299.845088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.850610] ? check_preemption_disabled+0x48/0x280 [ 299.855615] irq_exit+0x17f/0x1c0 [ 299.859052] smp_apic_timer_interrupt+0x1cb/0x760 [ 299.863895] ? smp_call_function_single_interrupt+0x159/0x650 [ 299.869777] ? smp_call_function_single_interrupt+0x650/0x650 [ 299.875645] ? interrupt_entry+0xb5/0xc0 [ 299.879703] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.884715] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.889730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.894559] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.899559] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.904562] ? task_prio+0x50/0x50 [ 299.908091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.913617] ? check_preemption_disabled+0x48/0x280 [ 299.918627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.923463] apic_timer_interrupt+0xf/0x20 [ 299.927690] [ 299.929917] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 299.935790] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 299.954688] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 299.962401] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 299.969659] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 299.976920] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 299.984175] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 299.991426] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 299.998704] ? save_stack+0xa9/0xd0 [ 300.002329] __kmalloc_node_track_caller+0x33/0x70 [ 300.007261] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 300.012008] pskb_expand_head+0x230/0x10f0 [ 300.016231] ? memcpy+0x45/0x50 [ 300.019501] ? __copy_skb_header+0x350/0x6b0 [ 300.023894] ? skb_release_data+0x880/0x880 [ 300.028687] ? __alloc_skb+0x770/0x770 [ 300.032566] ? __lock_is_held+0xb5/0x140 [ 300.036625] ? kasan_check_write+0x14/0x20 [ 300.040846] ? __skb_clone+0x6c7/0xa00 [ 300.044719] ? __copy_skb_header+0x6b0/0x6b0 [ 300.049115] ? kmem_cache_alloc+0x33a/0x730 [ 300.053436] skb_ensure_writable+0x3dd/0x640 [ 300.057835] ? skb_checksum_setup+0xaa0/0xaa0 [ 300.062335] ? check_preemption_disabled+0x48/0x280 [ 300.067342] ? __this_cpu_preempt_check+0x1c/0x20 [ 300.072169] ? __bpf_redirect+0x54b/0xb20 [ 300.076310] bpf_clone_redirect+0x14a/0x490 [ 300.080627] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 300.085628] ? __sched_text_start+0x8/0x8 [ 300.089786] ? retint_kernel+0x2d/0x2d [ 300.093683] ? find_held_lock+0x36/0x1c0 [ 300.097742] ? lock_acquire+0x1ed/0x520 [ 300.101702] ? bpf_test_run+0x3cb/0x780 [ 300.105677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.111199] ? check_preemption_disabled+0x48/0x280 [ 300.116202] ? kasan_check_read+0x11/0x20 [ 300.120361] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.125624] ? rcu_softirq_qs+0x20/0x20 [ 300.129587] ? preempt_schedule+0x4d/0x60 [ 300.133724] ? ___preempt_schedule+0x16/0x18 [ 300.138124] ? bpf_test_run+0x25d/0x780 [ 300.142094] ? netlink_diag_dump+0x2a0/0x2a0 [ 300.146490] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.152014] ? bpf_test_init.isra.10+0x70/0x100 [ 300.156683] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 300.161432] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 300.166257] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 300.171783] ? fput+0x130/0x1a0 [ 300.175049] ? __bpf_prog_get+0x9b/0x290 [ 300.179097] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 300.183942] ? bpf_prog_test_run+0x130/0x1a0 [ 300.188347] ? __x64_sys_bpf+0x3d8/0x520 [ 300.192395] ? bpf_prog_get+0x20/0x20 [ 300.196195] ? do_syscall_64+0x1b9/0x820 [ 300.200241] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 300.205590] ? syscall_return_slowpath+0x5e0/0x5e0 [ 300.210503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.215331] ? trace_hardirqs_on_caller+0x310/0x310 [ 300.220331] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 300.225332] ? prepare_exit_to_usermode+0x291/0x3b0 [ 300.230335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.235167] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.240529] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 300.240533] warn_alloc_show_mem: 1 callbacks suppressed [ 300.240538] Mem-Info: [ 300.247447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.252800] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 300.252800] active_file:9 inactive_file:21 isolated_file:0 [ 300.252800] unevictable:0 dirty:0 writeback:0 unstable:0 [ 300.252800] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 300.252800] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 300.252800] free:13789 free_pcp:199 free_cma:0 [ 300.255168] Call Trace: [ 300.264526] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 300.297272] [ 300.299829] Node 0 [ 300.327040] dump_stack+0x244/0x39d [ 300.329169] 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 [ 300.329174] lowmem_reserve[]: [ 300.331394] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.334980] 0 2818 [ 300.360475] warn_alloc.cold.117+0xb7/0x1bd [ 300.363537] 6321 6321 [ 300.368713] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.370915] Node 0 [ 300.375217] ? lock_downgrade+0x900/0x900 [ 300.377706] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 300.382512] ? trace_hardirqs_off+0xb8/0x310 [ 300.384711] lowmem_reserve[]: 0 [ 300.388845] ? trace_hardirqs_off+0xb8/0x310 [ 300.415951] 0 3503 [ 300.420345] __alloc_pages_slowpath+0x2660/0x2d70 [ 300.423582] 3503 [ 300.427994] ? warn_alloc+0x120/0x120 [ 300.430179] Node 0 [ 300.435004] ? pvclock_read_flags+0x160/0x160 [ 300.437052] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 300.440818] ? warn_alloc+0x120/0x120 [ 300.443016] lowmem_reserve[]: 0 [ 300.447498] ? print_usage_bug+0xc0/0xc0 [ 300.475743] 0 0 [ 300.479527] ? warn_alloc+0x120/0x120 [ 300.482779] 0 [ 300.486823] ? print_usage_bug+0xc0/0xc0 [ 300.488768] Node 0 [ 300.492545] ? ktime_get+0x2c1/0x400 [ 300.494310] DMA: 1*4kB [ 300.498354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.500553] (U) 0*8kB [ 300.504253] ? check_preemption_disabled+0x48/0x280 [ 300.506803] 0*16kB [ 300.512316] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 300.514776] 1*32kB (U) [ 300.519773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.521976] 2*64kB (U) [ 300.526451] ? should_fail+0x22d/0xd01 [ 300.529000] 1*128kB (U) [ 300.534521] ? kasan_check_read+0x11/0x20 [ 300.537066] 1*256kB (U) [ 300.540938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.543570] 0*512kB 1*1024kB [ 300.547704] ? __lock_acquire+0x62f/0x4c20 [ 300.550336] (U) 1*2048kB [ 300.555424] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.558498] (M) 3*4096kB [ 300.562714] ? should_fail+0x22d/0xd01 [ 300.565434] (M) = 15908kB [ 300.570520] ? print_usage_bug+0xc0/0xc0 [ 300.573242] Node 0 DMA32: [ 300.577120] ? mark_held_locks+0x130/0x130 [ 300.579852] 3*4kB [ 300.583903] ? mark_held_locks+0x130/0x130 [ 300.586715] (UM) [ 300.590923] ? check_preemption_disabled+0x48/0x280 [ 300.590942] ? zap_class+0x640/0x640 [ 300.593053] 283*8kB (UM) [ 300.597278] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 300.599304] 189*16kB (UM) [ 300.604310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.607987] 116*32kB (M) [ 300.610734] ? check_preemption_disabled+0x48/0x280 [ 300.615461] 38*64kB (M) [ 300.618385] ? __lock_is_held+0xb5/0x140 [ 300.623885] 10*128kB (M) [ 300.626643] __alloc_pages_nodemask+0xa80/0xde0 [ 300.631632] 5*256kB [ 300.634285] ? zap_class+0x640/0x640 [ 300.638308] (UM) 4*512kB [ 300.641055] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 300.645689] (UM) [ 300.648002] ? find_held_lock+0x36/0x1c0 [ 300.651673] 3*1024kB (M) [ 300.654422] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.659399] 3*2048kB (UM) [ 300.661450] ? lock_downgrade+0x900/0x900 [ 300.665474] 0*4096kB = 25268kB [ 300.668226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.672858] Node 0 [ 300.675690] cache_grow_begin+0xa5/0x8c0 [ 300.679810] Normal: 191*4kB [ 300.682988] ? do_raw_spin_unlock+0xa7/0x330 [ 300.688494] (UME) [ 300.690724] fallback_alloc+0x204/0x2e0 [ 300.694747] 562*8kB (MEH) [ 300.697754] ____cache_alloc_node+0x1c7/0x1e0 [ 300.702122] 243*16kB (UMEH) [ 300.704270] kmem_cache_alloc_node+0xe3/0x730 [ 300.708211] 85*32kB (UM) [ 300.711044] ? lockdep_hardirqs_on+0x296/0x5b0 [ 300.715505] 1*64kB (U) [ 300.718518] __alloc_skb+0x119/0x770 [ 300.722974] 0*128kB 2*256kB [ 300.725720] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 300.730277] (UH) 1*512kB [ 300.732850] ? netdev_alloc_frag+0x1f0/0x1f0 [ 300.736532] (U) 1*1024kB [ 300.739540] ? vprintk_default+0x28/0x30 [ 300.744868] (U) [ 300.747604] ? vprintk_func+0x85/0x181 [ 300.751982] 0*2048kB 0*4096kB [ 300.754725] ? printk+0xa7/0xcf [ 300.758752] = 13980kB [ 300.758763] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 300.760714] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 300.764574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 300.767751] new_skb+0x26/0x1c0 [ 300.770991] 168 total pagecache pages [ 300.773382] aoecmd_cfg+0x279/0x7f0 [ 300.782188] 0 pages in swap cache [ 300.786918] ? find_held_lock+0x36/0x1c0 [ 300.795469] Swap cache stats: add 0, delete 0, find 0/0 [ 300.798727] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 300.802492] Free swap = 0kB [ 300.806098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.809516] Total swap = 0kB [ 300.813558] ? __lock_is_held+0xb5/0x140 [ 300.818882] 1965979 pages RAM [ 300.823187] discover_timer+0x50/0x60 [ 300.826161] 0 pages HighMem/MovableOnly [ 300.826167] 342867 pages reserved [ 300.831683] call_timer_fn+0x272/0x920 [ 300.834667] 0 pages cma reserved [ 300.838704] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 300.841880] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.845555] ? process_timeout+0x40/0x40 [ 300.849498] syz-executor0 cpuset= [ 300.852937] ? __run_timers+0x7da/0xc70 [ 300.856786] syz0 [ 300.860139] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.864949] mems_allowed=0 [ 300.875406] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.900619] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 300.905452] ? lockdep_hardirqs_on+0x296/0x5b0 [ 300.910023] ? trace_hardirqs_on+0xbd/0x310 [ 300.914331] ? kasan_check_read+0x11/0x20 [ 300.918463] ? __run_timers+0x7da/0xc70 [ 300.922428] ? trace_hardirqs_off_caller+0x310/0x310 [ 300.927525] ? __queue_work+0x1440/0x1440 [ 300.931665] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 300.936492] __run_timers+0x7e5/0xc70 [ 300.940288] ? timer_fixup_init+0x70/0x70 [ 300.944421] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 300.949423] ? zap_class+0x640/0x640 [ 300.953124] ? enqueue_hrtimer+0x1a5/0x560 [ 300.957345] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 300.962531] ? find_held_lock+0x36/0x1c0 [ 300.966585] ? pvclock_read_flags+0x160/0x160 [ 300.971071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.976619] ? check_preemption_disabled+0x48/0x280 [ 300.981626] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 300.987151] ? rcu_pm_notify+0xc0/0xc0 [ 300.991024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.996544] ? check_preemption_disabled+0x48/0x280 [ 301.001551] run_timer_softirq+0x52/0xb0 [ 301.005602] ? rcu_read_lock_sched_held+0x14f/0x180 [ 301.010608] __do_softirq+0x308/0xb7e [ 301.014399] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 301.018881] ? lock_downgrade+0x900/0x900 [ 301.023017] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 301.028274] ? pvclock_read_flags+0x160/0x160 [ 301.032760] ? lapic_next_event+0x5a/0x90 [ 301.036895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.042420] ? kvm_clock_read+0x18/0x30 [ 301.046380] ? kvm_sched_clock_read+0x9/0x20 [ 301.050783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.056309] ? check_preemption_disabled+0x48/0x280 [ 301.061322] irq_exit+0x17f/0x1c0 [ 301.064765] smp_apic_timer_interrupt+0x1cb/0x760 [ 301.069596] ? smp_reschedule_interrupt+0x109/0x650 [ 301.074603] ? smp_call_function_single_interrupt+0x650/0x650 [ 301.080477] ? interrupt_entry+0xb5/0xc0 [ 301.084529] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.089535] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.094536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.099374] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.104379] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.109392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.114231] apic_timer_interrupt+0xf/0x20 [ 301.118450] [ 301.120679] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 301.125867] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 301.144754] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 301.152451] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 301.159704] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 301.166958] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 301.174213] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 301.181481] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 301.188754] do_exit+0x11f8/0x26d0 [ 301.192278] ? run_rebalance_domains+0x500/0x500 [ 301.197534] ? mm_update_next_owner+0x990/0x990 [ 301.202192] ? print_usage_bug+0xc0/0xc0 [ 301.206239] ? print_usage_bug+0xc0/0xc0 [ 301.210288] ? __lock_acquire+0x62f/0x4c20 [ 301.214516] ? finish_task_switch+0x1f4/0x910 [ 301.219002] ? __lock_acquire+0x62f/0x4c20 [ 301.223224] ? mark_held_locks+0x130/0x130 [ 301.227443] ? __lock_acquire+0x62f/0x4c20 [ 301.231663] ? kasan_check_read+0x11/0x20 [ 301.235797] ? finish_task_switch+0x1f4/0x910 [ 301.240283] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.245373] ? compat_start_thread+0x80/0x80 [ 301.249774] ? mark_held_locks+0x130/0x130 [ 301.253993] ? mark_held_locks+0x130/0x130 [ 301.258214] ? finish_task_switch+0x1f4/0x910 [ 301.262694] ? finish_task_switch+0x1b4/0x910 [ 301.267192] ? __switch_to_asm+0x34/0x70 [ 301.271242] ? preempt_notifier_register+0x200/0x200 [ 301.276330] ? __switch_to_asm+0x34/0x70 [ 301.280388] ? __switch_to_asm+0x34/0x70 [ 301.284437] ? __switch_to_asm+0x34/0x70 [ 301.288485] ? __switch_to_asm+0x40/0x70 [ 301.292528] ? __switch_to_asm+0x34/0x70 [ 301.296576] ? __switch_to_asm+0x40/0x70 [ 301.300621] ? __switch_to_asm+0x34/0x70 [ 301.304665] ? __switch_to_asm+0x34/0x70 [ 301.308711] ? __switch_to_asm+0x34/0x70 [ 301.312759] ? __switch_to_asm+0x40/0x70 [ 301.316805] ? __switch_to_asm+0x34/0x70 [ 301.320856] ? __switch_to_asm+0x40/0x70 [ 301.324905] ? zap_class+0x640/0x640 [ 301.328607] ? __schedule+0x8d7/0x21d0 [ 301.332476] ? print_usage_bug+0xc0/0xc0 [ 301.336555] ? wait_consider_task+0x245/0x3bb0 [ 301.341132] ? zap_class+0x640/0x640 [ 301.344832] ? find_held_lock+0x36/0x1c0 [ 301.348882] ? memset+0x31/0x40 [ 301.352150] ? find_held_lock+0x36/0x1c0 [ 301.356205] ? get_signal+0x95b/0x1980 [ 301.360087] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.364581] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.369071] do_group_exit+0x177/0x440 [ 301.372944] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.378034] ? __ia32_sys_exit+0x50/0x50 [ 301.382102] get_signal+0x8b0/0x1980 [ 301.385809] ? ptrace_notify+0x130/0x130 [ 301.389855] ? zap_class+0x640/0x640 [ 301.393562] ? zap_class+0x640/0x640 [ 301.397267] ? zap_class+0x640/0x640 [ 301.400977] ? put_pid.part.2+0x1c5/0x240 [ 301.405118] ? find_held_lock+0x36/0x1c0 [ 301.409175] do_signal+0x9c/0x21c0 [ 301.412706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.418227] ? kernel_wait4+0x2e0/0x3f0 [ 301.422191] ? __ia32_sys_waitid+0x140/0x140 [ 301.426587] ? setup_sigcontext+0x7d0/0x7d0 [ 301.430909] ? task_stopped_code+0x190/0x190 [ 301.435304] ? exit_to_usermode_loop+0x8c/0x380 [ 301.439957] ? exit_to_usermode_loop+0x8c/0x380 [ 301.444616] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 301.449193] ? trace_hardirqs_on+0xbd/0x310 [ 301.453502] ? __do_sys_wait4+0xaf/0x150 [ 301.457557] ? do_syscall_64+0x6be/0x820 [ 301.461608] ? do_syscall_64+0x9a/0x820 [ 301.465574] ? do_syscall_64+0x9a/0x820 [ 301.469536] exit_to_usermode_loop+0x2e5/0x380 [ 301.474114] ? __bpf_trace_sys_exit+0x30/0x30 [ 301.478605] do_syscall_64+0x6be/0x820 [ 301.482478] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 301.487844] ? syscall_return_slowpath+0x5e0/0x5e0 [ 301.492759] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.497595] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.502612] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 301.507625] ? prepare_exit_to_usermode+0x291/0x3b0 [ 301.512638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.517474] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.522649] RIP: 0033:0x41124a [ 301.525850] Code: Bad RIP value. [ 301.529200] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 301.536895] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 301.544152] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 301.551404] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 301.558657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 301.565918] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 301.573190] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 301.573236] aoe: skb alloc failure [ 301.580102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.580106] Call Trace: [ 301.580112] [ 301.580123] dump_stack+0x244/0x39d [ 301.580139] ? dump_stack_print_info.cold.1+0x20/0x20 [ 301.583669] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 301.592989] warn_alloc.cold.117+0xb7/0x1bd [ 301.595540] syz-executor1 cpuset= [ 301.597676] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 301.601270] / [ 301.606439] ? lock_downgrade+0x900/0x900 [ 301.616891] mems_allowed=0 [ 301.621192] ? trace_hardirqs_off+0xb8/0x310 [ 301.642579] ? trace_hardirqs_off+0xb8/0x310 [ 301.646981] __alloc_pages_slowpath+0x2660/0x2d70 [ 301.651835] ? warn_alloc+0x120/0x120 [ 301.655628] ? warn_alloc+0x120/0x120 [ 301.659418] ? print_usage_bug+0xc0/0xc0 [ 301.663466] ? warn_alloc+0x120/0x120 [ 301.667271] ? print_usage_bug+0xc0/0xc0 [ 301.671323] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 301.676534] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.682061] ? should_fail+0x22d/0xd01 [ 301.685936] ? __lock_acquire+0x62f/0x4c20 [ 301.690161] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.695255] ? __lock_acquire+0x62f/0x4c20 [ 301.699494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.704587] ? __lock_acquire+0x62f/0x4c20 [ 301.708813] ? should_fail+0x22d/0xd01 [ 301.712698] ? mark_held_locks+0x130/0x130 [ 301.716927] ? mark_held_locks+0x130/0x130 [ 301.721168] ? zap_class+0x640/0x640 [ 301.724876] ? print_usage_bug+0xc0/0xc0 [ 301.728935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.734464] ? check_preemption_disabled+0x48/0x280 [ 301.739481] ? __lock_is_held+0xb5/0x140 [ 301.743691] __alloc_pages_nodemask+0xa80/0xde0 [ 301.748348] ? zap_class+0x640/0x640 [ 301.752062] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 301.757082] ? find_held_lock+0x36/0x1c0 [ 301.761152] ? ____cache_alloc_node+0x1c7/0x1e0 [ 301.765813] ? lock_downgrade+0x900/0x900 [ 301.769956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.775484] cache_grow_begin+0xa5/0x8c0 [ 301.779543] ? do_raw_spin_unlock+0xa7/0x330 [ 301.783961] fallback_alloc+0x204/0x2e0 [ 301.787932] ____cache_alloc_node+0x1c7/0x1e0 [ 301.792420] kmem_cache_alloc_node+0xe3/0x730 [ 301.796989] ? ipv6_get_ifaddr+0x42e/0x620 [ 301.801224] __alloc_skb+0x119/0x770 [ 301.804933] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.810200] ? netdev_alloc_frag+0x1f0/0x1f0 [ 301.814594] ? lock_downgrade+0x900/0x900 [ 301.818737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.824262] ? refcount_sub_and_test_checked+0x203/0x310 [ 301.829792] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 301.835227] ? addrconf_rs_timer+0x690/0x690 [ 301.839641] ndisc_alloc_skb+0x144/0x340 [ 301.843695] ndisc_send_rs+0x331/0x6e0 [ 301.847573] addrconf_rs_timer+0x314/0x690 [ 301.851804] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.856038] call_timer_fn+0x272/0x920 [ 301.859913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.864138] ? process_timeout+0x40/0x40 [ 301.868201] ? __run_timers+0x7da/0xc70 [ 301.872170] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.876654] ? _raw_spin_unlock_irq+0x27/0x80 [ 301.881139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.885364] ? lockdep_hardirqs_on+0x296/0x5b0 [ 301.889938] ? trace_hardirqs_on+0xbd/0x310 [ 301.894247] ? kasan_check_read+0x11/0x20 [ 301.898384] ? __run_timers+0x7da/0xc70 [ 301.902347] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.907448] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 301.911673] __run_timers+0x7e5/0xc70 [ 301.915473] ? timer_fixup_init+0x70/0x70 [ 301.919613] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 301.924634] ? zap_class+0x640/0x640 [ 301.928346] ? enqueue_hrtimer+0x1a5/0x560 [ 301.932574] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 301.937758] ? find_held_lock+0x36/0x1c0 [ 301.941813] ? zap_class+0x640/0x640 [ 301.945527] ? pvclock_read_flags+0x160/0x160 [ 301.950007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.955538] ? check_preemption_disabled+0x48/0x280 [ 301.960550] ? __lock_is_held+0xb5/0x140 [ 301.964602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.970145] ? check_preemption_disabled+0x48/0x280 [ 301.975156] run_timer_softirq+0x52/0xb0 [ 301.979204] ? rcu_read_lock_sched_held+0x14f/0x180 [ 301.984209] __do_softirq+0x308/0xb7e [ 301.987998] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 301.992477] ? lock_downgrade+0x900/0x900 [ 301.996630] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 302.001743] ? pvclock_read_flags+0x160/0x160 [ 302.006227] ? lapic_next_event+0x5a/0x90 [ 302.010365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.015890] ? kvm_clock_read+0x18/0x30 [ 302.019852] ? kvm_sched_clock_read+0x9/0x20 [ 302.024250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.029787] ? check_preemption_disabled+0x48/0x280 [ 302.034796] irq_exit+0x17f/0x1c0 [ 302.038235] smp_apic_timer_interrupt+0x1cb/0x760 [ 302.043082] ? smp_call_function_single_interrupt+0x159/0x650 [ 302.048955] ? smp_call_function_single_interrupt+0x650/0x650 [ 302.054822] ? interrupt_entry+0xb5/0xc0 [ 302.058871] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.063870] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.068884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.073711] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.078716] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.083721] ? task_prio+0x50/0x50 [ 302.087248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.092770] ? check_preemption_disabled+0x48/0x280 [ 302.097781] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.102622] apic_timer_interrupt+0xf/0x20 [ 302.106836] [ 302.109062] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 302.114932] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 302.133818] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 302.141517] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 302.148768] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 302.156024] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 302.163278] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 302.170535] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 302.177813] ? save_stack+0xa9/0xd0 [ 302.181434] __kmalloc_node_track_caller+0x33/0x70 [ 302.186352] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 302.191114] pskb_expand_head+0x230/0x10f0 [ 302.195340] ? memcpy+0x45/0x50 [ 302.198609] ? __copy_skb_header+0x350/0x6b0 [ 302.203009] ? skb_release_data+0x880/0x880 [ 302.207326] ? __alloc_skb+0x770/0x770 [ 302.211203] ? __lock_is_held+0xb5/0x140 [ 302.215256] ? kasan_check_write+0x14/0x20 [ 302.219498] ? __skb_clone+0x6c7/0xa00 [ 302.223373] ? __copy_skb_header+0x6b0/0x6b0 [ 302.227766] ? kmem_cache_alloc+0x33a/0x730 [ 302.232081] skb_ensure_writable+0x3dd/0x640 [ 302.236475] ? skb_checksum_setup+0xaa0/0xaa0 [ 302.240963] ? check_preemption_disabled+0x48/0x280 [ 302.245967] ? __this_cpu_preempt_check+0x1c/0x20 [ 302.250798] ? __bpf_redirect+0x54b/0xb20 [ 302.254938] bpf_clone_redirect+0x14a/0x490 [ 302.259251] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 302.264261] ? __sched_text_start+0x8/0x8 [ 302.268401] ? retint_kernel+0x2d/0x2d [ 302.272287] ? find_held_lock+0x36/0x1c0 [ 302.276340] ? lock_acquire+0x1ed/0x520 [ 302.280303] ? bpf_test_run+0x3cb/0x780 [ 302.284268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.289809] ? check_preemption_disabled+0x48/0x280 [ 302.294827] ? kasan_check_read+0x11/0x20 [ 302.298978] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.304246] ? rcu_softirq_qs+0x20/0x20 [ 302.308219] ? preempt_schedule+0x4d/0x60 [ 302.312352] ? ___preempt_schedule+0x16/0x18 [ 302.316754] ? bpf_test_run+0x25d/0x780 [ 302.320722] ? netlink_diag_dump+0x2a0/0x2a0 [ 302.325136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.330659] ? bpf_test_init.isra.10+0x70/0x100 [ 302.335332] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 302.340085] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 302.344915] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 302.350441] ? fput+0x130/0x1a0 [ 302.353715] ? __bpf_prog_get+0x9b/0x290 [ 302.357769] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 302.362622] ? bpf_prog_test_run+0x130/0x1a0 [ 302.367025] ? __x64_sys_bpf+0x3d8/0x520 [ 302.371075] ? bpf_prog_get+0x20/0x20 [ 302.374878] ? do_syscall_64+0x1b9/0x820 [ 302.378924] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 302.384273] ? syscall_return_slowpath+0x5e0/0x5e0 [ 302.389200] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.394032] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.399036] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 302.404041] ? prepare_exit_to_usermode+0x291/0x3b0 [ 302.409147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.413984] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.419341] warn_alloc_show_mem: 1 callbacks suppressed [ 302.419349] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 302.419350] Mem-Info: [ 302.419377] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 302.419377] active_file:9 inactive_file:21 isolated_file:0 [ 302.419377] unevictable:0 dirty:0 writeback:0 unstable:0 [ 302.419377] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 302.419377] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 302.419377] free:13789 free_pcp:199 free_cma:0 [ 302.424699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.424705] Call Trace: [ 302.431620] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.434006] [ 302.466766] Node 0 [ 302.476102] dump_stack+0x244/0x39d [ 302.478673] 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 [ 302.505885] ? dump_stack_print_info.cold.1+0x20/0x20 [ 302.508003] lowmem_reserve[]: [ 302.510223] warn_alloc.cold.117+0xb7/0x1bd [ 302.513808] 0 2818 [ 302.539300] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.544451] 6321 6321 [ 302.547552] ? lock_downgrade+0x900/0x900 [ 302.554063] ? trace_hardirqs_off+0xb8/0x310 [ 302.558867] Node 0 [ 302.561356] ? trace_hardirqs_off+0xb8/0x310 [ 302.565506] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 302.569894] __alloc_pages_slowpath+0x2660/0x2d70 [ 302.572090] lowmem_reserve[]: 0 [ 302.576503] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 302.603600] 0 3503 [ 302.608431] ? warn_alloc+0x120/0x120 [ 302.611678] 3503 [ 302.617458] ? __lock_acquire+0x62f/0x4c20 [ 302.623443] ? __lock_acquire+0x62f/0x4c20 [ 302.625500] Node 0 [ 302.629716] ? warn_alloc+0x120/0x120 [ 302.633943] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 302.636145] ? print_usage_bug+0xc0/0xc0 [ 302.639913] lowmem_reserve[]: 0 [ 302.668180] ? warn_alloc+0x120/0x120 [ 302.672203] 0 0 [ 302.675480] ? print_usage_bug+0xc0/0xc0 [ 302.679245] 0 [ 302.681221] ? mark_held_locks+0x130/0x130 [ 302.685250] Node 0 [ 302.687051] ? mark_held_locks+0x130/0x130 [ 302.691270] DMA: 1*4kB [ 302.693498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.697696] (U) [ 302.700257] ? should_fail+0x22d/0xd01 [ 302.705756] 0*8kB 0*16kB [ 302.707722] ? zap_class+0x640/0x640 [ 302.711572] 1*32kB (U) [ 302.714316] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.717995] 2*64kB (U) [ 302.720568] ? __lock_acquire+0x62f/0x4c20 [ 302.725637] 1*128kB [ 302.728204] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.732399] (U) 1*256kB [ 302.734708] ? should_fail+0x22d/0xd01 [ 302.739775] (U) [ 302.742434] ? mark_held_locks+0x130/0x130 [ 302.746285] 0*512kB 1*1024kB [ 302.748247] ? mark_held_locks+0x130/0x130 [ 302.752455] (U) [ 302.755543] ? lock_downgrade+0x900/0x900 [ 302.759741] 1*2048kB (M) [ 302.761705] ? zap_class+0x640/0x640 [ 302.765815] 3*4096kB (M) [ 302.768563] ? zap_class+0x640/0x640 [ 302.772240] = 15908kB [ 302.772245] Node 0 [ 302.774984] ? zap_class+0x640/0x640 [ 302.778662] DMA32: 3*4kB [ 302.781058] ? do_raw_spin_unlock+0xa7/0x330 [ 302.783262] (UM) [ 302.786958] ? trace_hardirqs_on+0x310/0x310 [ 302.789684] 283*8kB [ 302.794071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.796100] (UM) [ 302.800489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.802773] 189*16kB (UM) [ 302.808292] ? check_preemption_disabled+0x48/0x280 [ 302.810320] 116*32kB [ 302.815843] ? __lock_is_held+0xb5/0x140 [ 302.818651] (M) [ 302.823652] __alloc_pages_nodemask+0xa80/0xde0 [ 302.826031] 38*64kB [ 302.830071] ? zap_class+0x640/0x640 [ 302.832017] (M) [ 302.836664] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 302.838974] 10*128kB [ 302.842676] ? find_held_lock+0x36/0x1c0 [ 302.844620] (M) [ 302.849635] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.852010] 5*256kB [ 302.856049] ? lock_downgrade+0x900/0x900 [ 302.858008] (UM) [ 302.862662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.864955] 4*512kB [ 302.869083] cache_grow_begin+0xa5/0x8c0 [ 302.871110] (UM) [ 302.876628] ? do_raw_spin_unlock+0xa7/0x330 [ 302.878915] 3*1024kB (M) [ 302.882967] fallback_alloc+0x204/0x2e0 [ 302.884990] 3*2048kB (UM) [ 302.889389] ____cache_alloc_node+0x1c7/0x1e0 [ 302.892107] 0*4096kB = 25268kB [ 302.896072] kmem_cache_alloc_node+0xe3/0x730 [ 302.898883] Node 0 [ 302.903357] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.906512] Normal: 191*4kB [ 302.911002] __alloc_skb+0x119/0x770 [ 302.913202] (UME) [ 302.917782] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 302.920766] 562*8kB [ 302.924462] ? netdev_alloc_frag+0x1f0/0x1f0 [ 302.926579] (MEH) 243*16kB [ 302.931940] ? vprintk_default+0x28/0x30 [ 302.934226] (UMEH) [ 302.938616] ? vprintk_func+0x85/0x181 [ 302.941519] 85*32kB (UM) [ 302.945568] ? printk+0xa7/0xcf [ 302.947770] 1*64kB (U) [ 302.951673] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 302.954395] 0*128kB 2*256kB [ 302.957668] new_skb+0x26/0x1c0 [ 302.960213] (UH) [ 302.964953] aoecmd_cfg+0x279/0x7f0 [ 302.967939] 1*512kB [ 302.971199] ? find_held_lock+0x36/0x1c0 [ 302.973227] (U) [ 302.976835] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 302.979119] 1*1024kB (U) [ 302.983166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.985104] 0*2048kB 0*4096kB [ 302.989424] ? __lock_is_held+0xb5/0x140 [ 302.992171] = 13980kB [ 302.997697] discover_timer+0x50/0x60 [ 303.000856] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.004899] call_timer_fn+0x272/0x920 [ 303.007285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.011084] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.019884] 168 total pagecache pages [ 303.023755] ? process_timeout+0x40/0x40 [ 303.032770] 0 pages in swap cache [ 303.037602] ? __run_timers+0x7da/0xc70 [ 303.041367] Swap cache stats: add 0, delete 0, find 0/0 [ 303.045409] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.048924] Free swap = 0kB [ 303.048932] Total swap = 0kB [ 303.052894] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.058222] 1965979 pages RAM [ 303.062696] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.065681] 0 pages HighMem/MovableOnly [ 303.068683] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.073140] 342867 pages reserved [ 303.073146] 0 pages cma reserved [ 303.076232] ? trace_hardirqs_on+0xbd/0x310 [ 303.081089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 303.084998] ? kasan_check_read+0x11/0x20 [ 303.085012] ? __run_timers+0x7da/0xc70 [ 303.089633] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.093004] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.096337] syz-executor0 cpuset= [ 303.100639] ? __queue_work+0x1440/0x1440 [ 303.107097] syz0 [ 303.111227] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 303.115165] mems_allowed=0 [ 303.125627] __run_timers+0x7e5/0xc70 [ 303.151722] ? timer_fixup_init+0x70/0x70 [ 303.155858] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 303.160870] ? zap_class+0x640/0x640 [ 303.164580] ? enqueue_hrtimer+0x1a5/0x560 [ 303.168803] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 303.173989] ? find_held_lock+0x36/0x1c0 [ 303.178054] ? pvclock_read_flags+0x160/0x160 [ 303.182539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.188065] ? check_preemption_disabled+0x48/0x280 [ 303.193075] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 303.199053] ? rcu_pm_notify+0xc0/0xc0 [ 303.202934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.208466] ? check_preemption_disabled+0x48/0x280 [ 303.213475] run_timer_softirq+0x52/0xb0 [ 303.217523] ? rcu_read_lock_sched_held+0x14f/0x180 [ 303.222525] __do_softirq+0x308/0xb7e [ 303.226318] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 303.230799] ? lock_downgrade+0x900/0x900 [ 303.234937] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 303.240039] ? pvclock_read_flags+0x160/0x160 [ 303.244525] ? lapic_next_event+0x5a/0x90 [ 303.248687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.254218] ? kvm_clock_read+0x18/0x30 [ 303.258183] ? kvm_sched_clock_read+0x9/0x20 [ 303.262581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.268123] ? check_preemption_disabled+0x48/0x280 [ 303.273149] irq_exit+0x17f/0x1c0 [ 303.276605] smp_apic_timer_interrupt+0x1cb/0x760 [ 303.281431] ? smp_reschedule_interrupt+0x109/0x650 [ 303.286453] ? smp_call_function_single_interrupt+0x650/0x650 [ 303.292326] ? interrupt_entry+0xb5/0xc0 [ 303.296378] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.301387] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.306407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.311235] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.316250] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.321261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.326095] apic_timer_interrupt+0xf/0x20 [ 303.330314] [ 303.332538] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 303.337717] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 303.356603] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 303.364300] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 303.371552] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 303.378807] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 303.386062] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 303.393317] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 303.400606] do_exit+0x11f8/0x26d0 [ 303.404133] ? run_rebalance_domains+0x500/0x500 [ 303.408881] ? mm_update_next_owner+0x990/0x990 [ 303.413539] ? print_usage_bug+0xc0/0xc0 [ 303.417588] ? print_usage_bug+0xc0/0xc0 [ 303.421641] ? __lock_acquire+0x62f/0x4c20 [ 303.425873] ? finish_task_switch+0x1f4/0x910 [ 303.430361] ? __lock_acquire+0x62f/0x4c20 [ 303.434590] ? mark_held_locks+0x130/0x130 [ 303.438812] ? __lock_acquire+0x62f/0x4c20 [ 303.443031] ? kasan_check_read+0x11/0x20 [ 303.447187] ? finish_task_switch+0x1f4/0x910 [ 303.451671] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.456765] ? compat_start_thread+0x80/0x80 [ 303.461171] ? mark_held_locks+0x130/0x130 [ 303.465403] ? mark_held_locks+0x130/0x130 [ 303.469640] ? finish_task_switch+0x1f4/0x910 [ 303.474121] ? finish_task_switch+0x1b4/0x910 [ 303.478603] ? __switch_to_asm+0x34/0x70 [ 303.482667] ? preempt_notifier_register+0x200/0x200 [ 303.487759] ? __switch_to_asm+0x34/0x70 [ 303.491815] ? __switch_to_asm+0x34/0x70 [ 303.495864] ? __switch_to_asm+0x34/0x70 [ 303.499911] ? __switch_to_asm+0x40/0x70 [ 303.503969] ? __switch_to_asm+0x34/0x70 [ 303.508045] ? __switch_to_asm+0x40/0x70 [ 303.512090] ? __switch_to_asm+0x34/0x70 [ 303.516137] ? __switch_to_asm+0x34/0x70 [ 303.520186] ? __switch_to_asm+0x34/0x70 [ 303.524230] ? __switch_to_asm+0x40/0x70 [ 303.528295] ? __switch_to_asm+0x34/0x70 [ 303.532347] ? __switch_to_asm+0x40/0x70 [ 303.536405] ? zap_class+0x640/0x640 [ 303.540111] ? __schedule+0x8d7/0x21d0 [ 303.543988] ? print_usage_bug+0xc0/0xc0 [ 303.548048] ? wait_consider_task+0x245/0x3bb0 [ 303.552619] ? zap_class+0x640/0x640 [ 303.556318] ? find_held_lock+0x36/0x1c0 [ 303.560376] ? memset+0x31/0x40 [ 303.563649] ? find_held_lock+0x36/0x1c0 [ 303.567722] ? get_signal+0x95b/0x1980 [ 303.571599] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.576100] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.580587] do_group_exit+0x177/0x440 [ 303.584464] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.589562] ? __ia32_sys_exit+0x50/0x50 [ 303.593625] get_signal+0x8b0/0x1980 [ 303.597337] ? ptrace_notify+0x130/0x130 [ 303.601399] ? zap_class+0x640/0x640 [ 303.605135] ? zap_class+0x640/0x640 [ 303.608842] ? zap_class+0x640/0x640 [ 303.612543] ? put_pid.part.2+0x1c5/0x240 [ 303.616695] ? find_held_lock+0x36/0x1c0 [ 303.620756] do_signal+0x9c/0x21c0 [ 303.624286] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.629809] ? kernel_wait4+0x2e0/0x3f0 [ 303.633776] ? __ia32_sys_waitid+0x140/0x140 [ 303.638193] ? setup_sigcontext+0x7d0/0x7d0 [ 303.642509] ? task_stopped_code+0x190/0x190 [ 303.646912] ? exit_to_usermode_loop+0x8c/0x380 [ 303.651573] ? exit_to_usermode_loop+0x8c/0x380 [ 303.656230] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 303.660806] ? trace_hardirqs_on+0xbd/0x310 [ 303.665121] ? __do_sys_wait4+0xaf/0x150 [ 303.669174] ? do_syscall_64+0x6be/0x820 [ 303.673240] ? do_syscall_64+0x9a/0x820 [ 303.677207] ? do_syscall_64+0x9a/0x820 [ 303.681177] exit_to_usermode_loop+0x2e5/0x380 [ 303.685750] ? __bpf_trace_sys_exit+0x30/0x30 [ 303.690241] do_syscall_64+0x6be/0x820 [ 303.694115] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 303.699466] ? syscall_return_slowpath+0x5e0/0x5e0 [ 303.704408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.709243] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.714248] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 303.719250] ? prepare_exit_to_usermode+0x291/0x3b0 [ 303.724256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.729093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.734272] RIP: 0033:0x41124a [ 303.737461] Code: Bad RIP value. [ 303.740813] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 303.748512] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 303.755767] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 303.763030] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 303.770282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 303.777538] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 303.784814] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 303.784866] aoe: skb alloc failure [ 303.791733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.791737] Call Trace: [ 303.791742] [ 303.791753] dump_stack+0x244/0x39d [ 303.791768] ? dump_stack_print_info.cold.1+0x20/0x20 [ 303.795387] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.804619] warn_alloc.cold.117+0xb7/0x1bd [ 303.807170] syz-executor1 cpuset= [ 303.809302] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 303.812897] / [ 303.818066] ? lock_downgrade+0x900/0x900 [ 303.828517] mems_allowed=0 [ 303.832821] ? trace_hardirqs_off+0xb8/0x310 [ 303.854180] ? trace_hardirqs_off+0xb8/0x310 [ 303.858582] __alloc_pages_slowpath+0x2660/0x2d70 [ 303.863439] ? warn_alloc+0x120/0x120 [ 303.867252] ? warn_alloc+0x120/0x120 [ 303.871102] ? print_usage_bug+0xc0/0xc0 [ 303.875150] ? warn_alloc+0x120/0x120 [ 303.878941] ? print_usage_bug+0xc0/0xc0 [ 303.882994] ? __lock_acquire+0x62f/0x4c20 [ 303.887215] ? __lock_acquire+0x62f/0x4c20 [ 303.891440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.896961] ? should_fail+0x22d/0xd01 [ 303.900834] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.906098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.911190] ? __lock_acquire+0x62f/0x4c20 [ 303.915423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.920513] ? __lock_acquire+0x62f/0x4c20 [ 303.924733] ? should_fail+0x22d/0xd01 [ 303.928604] ? rcu_irq_exit+0x1a2/0x390 [ 303.932572] ? mark_held_locks+0x130/0x130 [ 303.936800] ? mark_held_locks+0x130/0x130 [ 303.941026] ? mark_held_locks+0xc7/0x130 [ 303.945163] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 303.950164] ? zap_class+0x640/0x640 [ 303.953866] ? print_usage_bug+0xc0/0xc0 [ 303.957936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.963462] ? check_preemption_disabled+0x48/0x280 [ 303.968475] ? __lock_is_held+0xb5/0x140 [ 303.972525] __alloc_pages_nodemask+0xa80/0xde0 [ 303.977177] ? zap_class+0x640/0x640 [ 303.980886] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 303.985897] ? find_held_lock+0x36/0x1c0 [ 303.989955] ? ____cache_alloc_node+0x1c7/0x1e0 [ 303.994627] ? lock_downgrade+0x900/0x900 [ 303.998766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.004292] cache_grow_begin+0xa5/0x8c0 [ 304.008353] ? do_raw_spin_unlock+0xa7/0x330 [ 304.012756] fallback_alloc+0x204/0x2e0 [ 304.016724] ____cache_alloc_node+0x1c7/0x1e0 [ 304.021214] kmem_cache_alloc_node+0xe3/0x730 [ 304.025697] ? ipv6_get_ifaddr+0x42e/0x620 [ 304.030437] __alloc_skb+0x119/0x770 [ 304.034145] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.039422] ? netdev_alloc_frag+0x1f0/0x1f0 [ 304.043828] ? lock_downgrade+0x900/0x900 [ 304.048129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.053658] ? refcount_sub_and_test_checked+0x203/0x310 [ 304.059103] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 304.064561] ? addrconf_rs_timer+0x690/0x690 [ 304.068965] ndisc_alloc_skb+0x144/0x340 [ 304.073019] ndisc_send_rs+0x331/0x6e0 [ 304.076903] addrconf_rs_timer+0x314/0x690 [ 304.081133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.085374] call_timer_fn+0x272/0x920 [ 304.089246] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.093469] ? process_timeout+0x40/0x40 [ 304.097536] ? __run_timers+0x7da/0xc70 [ 304.101501] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.105985] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.110467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.114688] ? lockdep_hardirqs_on+0x296/0x5b0 [ 304.119277] ? trace_hardirqs_on+0xbd/0x310 [ 304.123605] ? kasan_check_read+0x11/0x20 [ 304.127746] ? __run_timers+0x7da/0xc70 [ 304.131709] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.136807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.141032] __run_timers+0x7e5/0xc70 [ 304.144832] ? timer_fixup_init+0x70/0x70 [ 304.148971] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 304.153972] ? zap_class+0x640/0x640 [ 304.157675] ? enqueue_hrtimer+0x1a5/0x560 [ 304.161900] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 304.167093] ? find_held_lock+0x36/0x1c0 [ 304.171153] ? zap_class+0x640/0x640 [ 304.174862] ? pvclock_read_flags+0x160/0x160 [ 304.179352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.184874] ? check_preemption_disabled+0x48/0x280 [ 304.189888] ? __lock_is_held+0xb5/0x140 [ 304.193953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.199489] ? check_preemption_disabled+0x48/0x280 [ 304.204499] run_timer_softirq+0x52/0xb0 [ 304.208552] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.213562] __do_softirq+0x308/0xb7e [ 304.217356] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 304.221837] ? lock_downgrade+0x900/0x900 [ 304.225977] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 304.231076] ? pvclock_read_flags+0x160/0x160 [ 304.235558] ? lapic_next_event+0x5a/0x90 [ 304.239692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.245216] ? kvm_clock_read+0x18/0x30 [ 304.249173] ? kvm_sched_clock_read+0x9/0x20 [ 304.253568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.259089] ? check_preemption_disabled+0x48/0x280 [ 304.264098] irq_exit+0x17f/0x1c0 [ 304.267543] smp_apic_timer_interrupt+0x1cb/0x760 [ 304.272382] ? smp_call_function_single_interrupt+0x159/0x650 [ 304.278250] ? smp_call_function_single_interrupt+0x650/0x650 [ 304.284120] ? interrupt_entry+0xb5/0xc0 [ 304.288167] ? trace_hardirqs_off_caller+0xbb/0x310 [ 304.293168] ? trace_hardirqs_off_caller+0xbb/0x310 [ 304.298173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.303001] ? trace_hardirqs_on_caller+0x310/0x310 [ 304.308002] ? trace_hardirqs_on_caller+0x310/0x310 [ 304.313005] ? task_prio+0x50/0x50 [ 304.316533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.322058] ? check_preemption_disabled+0x48/0x280 [ 304.327079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.331916] apic_timer_interrupt+0xf/0x20 [ 304.336133] [ 304.338365] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 304.344235] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 304.363119] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 304.370817] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 304.378073] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 304.385333] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 304.392588] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 304.399845] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 304.407121] ? save_stack+0xa9/0xd0 [ 304.410742] __kmalloc_node_track_caller+0x33/0x70 [ 304.415661] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 304.420404] pskb_expand_head+0x230/0x10f0 [ 304.424627] ? memcpy+0x45/0x50 [ 304.427894] ? __copy_skb_header+0x350/0x6b0 [ 304.432290] ? skb_release_data+0x880/0x880 [ 304.436607] ? __alloc_skb+0x770/0x770 [ 304.440487] ? __lock_is_held+0xb5/0x140 [ 304.444541] ? kasan_check_write+0x14/0x20 [ 304.448758] ? __skb_clone+0x6c7/0xa00 [ 304.452632] ? __copy_skb_header+0x6b0/0x6b0 [ 304.457025] ? kmem_cache_alloc+0x33a/0x730 [ 304.461354] skb_ensure_writable+0x3dd/0x640 [ 304.465752] ? skb_checksum_setup+0xaa0/0xaa0 [ 304.470233] ? check_preemption_disabled+0x48/0x280 [ 304.475238] ? __this_cpu_preempt_check+0x1c/0x20 [ 304.480993] ? __bpf_redirect+0x54b/0xb20 [ 304.485133] bpf_clone_redirect+0x14a/0x490 [ 304.489465] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 304.494465] ? __sched_text_start+0x8/0x8 [ 304.498599] ? retint_kernel+0x2d/0x2d [ 304.502496] ? find_held_lock+0x36/0x1c0 [ 304.506545] ? lock_acquire+0x1ed/0x520 [ 304.510504] ? bpf_test_run+0x3cb/0x780 [ 304.514463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.519988] ? check_preemption_disabled+0x48/0x280 [ 304.524997] ? kasan_check_read+0x11/0x20 [ 304.529135] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.534403] ? rcu_softirq_qs+0x20/0x20 [ 304.538363] ? preempt_schedule+0x4d/0x60 [ 304.542499] ? ___preempt_schedule+0x16/0x18 [ 304.546908] ? bpf_test_run+0x25d/0x780 [ 304.550882] ? netlink_diag_dump+0x2a0/0x2a0 [ 304.555279] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.560823] ? bpf_test_init.isra.10+0x70/0x100 [ 304.565482] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 304.570230] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 304.575061] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 304.580586] ? fput+0x130/0x1a0 [ 304.583864] ? __bpf_prog_get+0x9b/0x290 [ 304.587914] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 304.592740] ? bpf_prog_test_run+0x130/0x1a0 [ 304.597137] ? __x64_sys_bpf+0x3d8/0x520 [ 304.601187] ? bpf_prog_get+0x20/0x20 [ 304.604996] ? do_syscall_64+0x1b9/0x820 [ 304.609052] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 304.614414] ? syscall_return_slowpath+0x5e0/0x5e0 [ 304.619334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.624174] ? trace_hardirqs_on_caller+0x310/0x310 [ 304.629178] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 304.634185] ? prepare_exit_to_usermode+0x291/0x3b0 [ 304.639196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.644035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.649417] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 304.649421] warn_alloc_show_mem: 1 callbacks suppressed [ 304.649426] Mem-Info: [ 304.656331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.661684] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 304.661684] active_file:9 inactive_file:21 isolated_file:0 [ 304.661684] unevictable:0 dirty:0 writeback:0 unstable:0 [ 304.661684] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 304.661684] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 304.661684] free:13789 free_pcp:199 free_cma:0 [ 304.664050] Call Trace: [ 304.673433] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 304.706180] [ 304.708734] Node 0 [ 304.735945] dump_stack+0x244/0x39d [ 304.738083] 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 [ 304.740298] ? dump_stack_print_info.cold.1+0x20/0x20 [ 304.743891] lowmem_reserve[]: 0 [ 304.769388] warn_alloc.cold.117+0xb7/0x1bd [ 304.774533] 2818 6321 [ 304.777804] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.782084] 6321 [ 304.784569] ? lock_downgrade+0x900/0x900 [ 304.789397] Node 0 [ 304.791461] ? trace_hardirqs_off+0xb8/0x310 [ 304.795591] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 304.797797] ? trace_hardirqs_off+0xb8/0x310 [ 304.802165] lowmem_reserve[]: 0 [ 304.829304] __alloc_pages_slowpath+0x2660/0x2d70 [ 304.833670] 0 3503 [ 304.836955] ? warn_alloc+0x120/0x120 [ 304.841741] 3503 [ 304.843966] ? warn_alloc+0x120/0x120 [ 304.847839] Node 0 [ 304.849887] ? print_usage_bug+0xc0/0xc0 [ 304.853678] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 304.855878] ? warn_alloc+0x120/0x120 [ 304.859900] lowmem_reserve[]: 0 [ 304.888160] ? print_usage_bug+0xc0/0xc0 [ 304.891925] 0 [ 304.895183] ? warn_alloc+0x120/0x120 [ 304.899207] 0 0 [ 304.901011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.906734] ? should_fail+0x22d/0xd01 [ 304.912237] Node 0 [ 304.916100] ? __lock_acquire+0x62f/0x4c20 [ 304.916106] DMA: [ 304.918330] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.922536] 1*4kB [ 304.924583] ? __lock_acquire+0x62f/0x4c20 [ 304.929655] (U) [ 304.931792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.935988] 0*8kB 0*16kB [ 304.937949] ? __lock_acquire+0x62f/0x4c20 [ 304.943015] 1*32kB [ 304.945752] ? should_fail+0x22d/0xd01 [ 304.949957] (U) 2*64kB [ 304.952185] ? mark_held_locks+0x130/0x130 [ 304.956035] (U) [ 304.958602] ? mark_held_locks+0x130/0x130 [ 304.962804] 1*128kB [ 304.964767] ? mark_held_locks+0x130/0x130 [ 304.968955] (U) 1*256kB [ 304.971272] ? zap_class+0x640/0x640 [ 304.975468] (U) 0*512kB [ 304.978127] ? print_usage_bug+0xc0/0xc0 [ 304.981807] 1*1024kB [ 304.984455] ? mark_held_locks+0x130/0x130 [ 304.988482] (U) [ 304.990878] ? print_usage_bug+0xc0/0xc0 [ 304.995075] 1*2048kB (M) [ 304.997039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.001065] 3*4096kB [ 305.003804] ? check_preemption_disabled+0x48/0x280 [ 305.009311] (M) [ 305.011707] ? __lock_is_held+0xb5/0x140 [ 305.016694] = 15908kB [ 305.016700] Node 0 [ 305.018657] __alloc_pages_nodemask+0xa80/0xde0 [ 305.022678] DMA32: 3*4kB [ 305.025071] ? zap_class+0x640/0x640 [ 305.027749] (UM) 283*8kB [ 305.032426] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 305.035147] (UM) [ 305.038846] ? find_held_lock+0x36/0x1c0 [ 305.041566] 189*16kB (UM) [ 305.046575] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.048600] 116*32kB (M) [ 305.052652] ? lock_downgrade+0x900/0x900 [ 305.055476] 38*64kB (M) [ 305.060133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.062851] 10*128kB (M) [ 305.066986] cache_grow_begin+0xa5/0x8c0 [ 305.069627] 5*256kB [ 305.075144] ? do_raw_spin_unlock+0xa7/0x330 [ 305.077867] (UM) [ 305.081912] fallback_alloc+0x204/0x2e0 [ 305.084207] 4*512kB [ 305.088598] ____cache_alloc_node+0x1c7/0x1e0 [ 305.090628] (UM) [ 305.094597] kmem_cache_alloc_node+0xe3/0x730 [ 305.096884] 3*1024kB (M) [ 305.101366] ? ipv6_get_ifaddr+0x42e/0x620 [ 305.103406] 3*2048kB (UM) [ 305.107895] __alloc_skb+0x119/0x770 [ 305.110613] 0*4096kB = 25268kB [ 305.114831] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.117644] Node 0 [ 305.121339] ? netdev_alloc_frag+0x1f0/0x1f0 [ 305.124500] Normal: [ 305.129760] ? lock_downgrade+0x900/0x900 [ 305.131962] 191*4kB [ 305.136356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.138645] (UME) [ 305.142776] ? refcount_sub_and_test_checked+0x203/0x310 [ 305.145064] 562*8kB (MEH) [ 305.150589] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 305.152703] 243*16kB (UMEH) [ 305.158141] ? addrconf_rs_timer+0x690/0x690 [ 305.160948] 85*32kB (UM) [ 305.166401] ndisc_alloc_skb+0x144/0x340 [ 305.169378] 1*64kB (U) [ 305.173794] ndisc_send_rs+0x331/0x6e0 [ 305.176513] 0*128kB 2*256kB [ 305.180559] addrconf_rs_timer+0x314/0x690 [ 305.183108] (UH) 1*512kB [ 305.186985] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.189968] (U) 1*1024kB [ 305.194202] call_timer_fn+0x272/0x920 [ 305.197097] (U) 0*2048kB [ 305.201329] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.204051] 0*4096kB = 13980kB [ 305.207928] ? process_timeout+0x40/0x40 [ 305.210658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 305.214873] ? __run_timers+0x7da/0xc70 [ 305.218035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 305.222071] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.230872] 168 total pagecache pages [ 305.234827] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.243374] 0 pages in swap cache [ 305.247854] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.251624] Swap cache stats: add 0, delete 0, find 0/0 [ 305.256096] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.259520] Free swap = 0kB [ 305.263753] ? trace_hardirqs_on+0xbd/0x310 [ 305.269077] Total swap = 0kB [ 305.273640] ? kasan_check_read+0x11/0x20 [ 305.276627] 1965979 pages RAM [ 305.280929] ? __run_timers+0x7da/0xc70 [ 305.283913] 0 pages HighMem/MovableOnly [ 305.283920] 342867 pages reserved [ 305.288060] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.291141] 0 pages cma reserved [ 305.295103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.299087] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.302473] __run_timers+0x7e5/0xc70 [ 305.307636] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.310897] ? timer_fixup_init+0x70/0x70 [ 305.315105] syz-executor0 cpuset= [ 305.321579] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 305.325358] syz0 [ 305.335821] ? zap_class+0x640/0x640 [ 305.339936] mems_allowed=0 [ 305.343370] ? enqueue_hrtimer+0x1a5/0x560 [ 305.361121] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 305.366306] ? find_held_lock+0x36/0x1c0 [ 305.370369] ? pvclock_read_flags+0x160/0x160 [ 305.374884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.380411] ? check_preemption_disabled+0x48/0x280 [ 305.385426] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 305.390959] ? rcu_pm_notify+0xc0/0xc0 [ 305.394836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.400361] ? check_preemption_disabled+0x48/0x280 [ 305.405374] run_timer_softirq+0x52/0xb0 [ 305.409427] ? rcu_read_lock_sched_held+0x14f/0x180 [ 305.414432] __do_softirq+0x308/0xb7e [ 305.418235] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 305.422742] ? lock_downgrade+0x900/0x900 [ 305.426880] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 305.431977] ? pvclock_read_flags+0x160/0x160 [ 305.436464] ? lapic_next_event+0x5a/0x90 [ 305.440605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.446138] ? kvm_clock_read+0x18/0x30 [ 305.450105] ? kvm_sched_clock_read+0x9/0x20 [ 305.454513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.460047] ? check_preemption_disabled+0x48/0x280 [ 305.465061] irq_exit+0x17f/0x1c0 [ 305.468544] smp_apic_timer_interrupt+0x1cb/0x760 [ 305.473382] ? smp_reschedule_interrupt+0x109/0x650 [ 305.478385] ? smp_call_function_single_interrupt+0x650/0x650 [ 305.484259] ? interrupt_entry+0xb5/0xc0 [ 305.488326] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.493336] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.498362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.503197] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.508219] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.513248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.518105] apic_timer_interrupt+0xf/0x20 [ 305.522325] [ 305.524551] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 305.529734] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 305.548619] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 305.556319] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 305.563586] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 305.570840] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 305.578094] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 305.585354] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 305.592630] do_exit+0x11f8/0x26d0 [ 305.596160] ? run_rebalance_domains+0x500/0x500 [ 305.600932] ? mm_update_next_owner+0x990/0x990 [ 305.605594] ? print_usage_bug+0xc0/0xc0 [ 305.609641] ? print_usage_bug+0xc0/0xc0 [ 305.613694] ? __lock_acquire+0x62f/0x4c20 [ 305.617924] ? finish_task_switch+0x1f4/0x910 [ 305.622413] ? __lock_acquire+0x62f/0x4c20 [ 305.626644] ? mark_held_locks+0x130/0x130 [ 305.630870] ? __lock_acquire+0x62f/0x4c20 [ 305.635093] ? kasan_check_read+0x11/0x20 [ 305.639232] ? finish_task_switch+0x1f4/0x910 [ 305.643720] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.648812] ? compat_start_thread+0x80/0x80 [ 305.653221] ? mark_held_locks+0x130/0x130 [ 305.657459] ? mark_held_locks+0x130/0x130 [ 305.661683] ? finish_task_switch+0x1f4/0x910 [ 305.666169] ? finish_task_switch+0x1b4/0x910 [ 305.670668] ? __switch_to_asm+0x34/0x70 [ 305.674720] ? preempt_notifier_register+0x200/0x200 [ 305.679810] ? __switch_to_asm+0x34/0x70 [ 305.683857] ? __switch_to_asm+0x34/0x70 [ 305.687908] ? __switch_to_asm+0x34/0x70 [ 305.691959] ? __switch_to_asm+0x40/0x70 [ 305.696013] ? __switch_to_asm+0x34/0x70 [ 305.700059] ? __switch_to_asm+0x40/0x70 [ 305.704106] ? __switch_to_asm+0x34/0x70 [ 305.708155] ? __switch_to_asm+0x34/0x70 [ 305.712217] ? __switch_to_asm+0x34/0x70 [ 305.716290] ? __switch_to_asm+0x40/0x70 [ 305.720336] ? __switch_to_asm+0x34/0x70 [ 305.724385] ? __switch_to_asm+0x40/0x70 [ 305.728434] ? zap_class+0x640/0x640 [ 305.732131] ? __schedule+0x8d7/0x21d0 [ 305.736001] ? print_usage_bug+0xc0/0xc0 [ 305.740055] ? wait_consider_task+0x245/0x3bb0 [ 305.744628] ? zap_class+0x640/0x640 [ 305.748327] ? find_held_lock+0x36/0x1c0 [ 305.752380] ? memset+0x31/0x40 [ 305.755648] ? find_held_lock+0x36/0x1c0 [ 305.759720] ? get_signal+0x95b/0x1980 [ 305.763612] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.768094] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.772583] do_group_exit+0x177/0x440 [ 305.776460] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.781547] ? __ia32_sys_exit+0x50/0x50 [ 305.785605] get_signal+0x8b0/0x1980 [ 305.789314] ? ptrace_notify+0x130/0x130 [ 305.793362] ? zap_class+0x640/0x640 [ 305.797069] ? zap_class+0x640/0x640 [ 305.800771] ? zap_class+0x640/0x640 [ 305.804471] ? put_pid.part.2+0x1c5/0x240 [ 305.808612] ? find_held_lock+0x36/0x1c0 [ 305.812699] do_signal+0x9c/0x21c0 [ 305.816234] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.821775] ? kernel_wait4+0x2e0/0x3f0 [ 305.825740] ? __ia32_sys_waitid+0x140/0x140 [ 305.830134] ? setup_sigcontext+0x7d0/0x7d0 [ 305.834442] ? task_stopped_code+0x190/0x190 [ 305.838861] ? exit_to_usermode_loop+0x8c/0x380 [ 305.843515] ? exit_to_usermode_loop+0x8c/0x380 [ 305.848173] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 305.852759] ? trace_hardirqs_on+0xbd/0x310 [ 305.857067] ? __do_sys_wait4+0xaf/0x150 [ 305.861112] ? do_syscall_64+0x6be/0x820 [ 305.865163] ? do_syscall_64+0x9a/0x820 [ 305.869130] ? do_syscall_64+0x9a/0x820 [ 305.873096] exit_to_usermode_loop+0x2e5/0x380 [ 305.877666] ? __bpf_trace_sys_exit+0x30/0x30 [ 305.882161] do_syscall_64+0x6be/0x820 [ 305.886040] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 305.891392] ? syscall_return_slowpath+0x5e0/0x5e0 [ 305.896322] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.901148] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.906162] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 305.911172] ? prepare_exit_to_usermode+0x291/0x3b0 [ 305.916192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.921025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.926199] RIP: 0033:0x41124a [ 305.929390] Code: Bad RIP value. [ 305.932740] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 305.940433] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 305.947691] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 305.954952] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 305.962206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 305.969459] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 305.976741] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 305.976794] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.983654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.983658] Call Trace: [ 305.983663] [ 305.983675] dump_stack+0x244/0x39d [ 305.983692] ? dump_stack_print_info.cold.1+0x20/0x20 [ 305.990853] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.999514] warn_alloc.cold.117+0xb7/0x1bd [ 306.002074] syz-executor1 cpuset= [ 306.004207] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.007802] / [ 306.012990] ? lock_downgrade+0x900/0x900 [ 306.023441] mems_allowed=0 [ 306.027765] ? trace_hardirqs_off+0xb8/0x310 [ 306.049222] ? trace_hardirqs_off+0xb8/0x310 [ 306.053624] __alloc_pages_slowpath+0x2660/0x2d70 [ 306.058473] ? warn_alloc+0x120/0x120 [ 306.062262] ? warn_alloc+0x120/0x120 [ 306.066137] ? print_usage_bug+0xc0/0xc0 [ 306.070195] ? warn_alloc+0x120/0x120 [ 306.073984] ? print_usage_bug+0xc0/0xc0 [ 306.078031] ? __lock_acquire+0x62f/0x4c20 [ 306.082252] ? __lock_acquire+0x62f/0x4c20 [ 306.086480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.092004] ? should_fail+0x22d/0xd01 [ 306.095890] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.100979] ? __lock_acquire+0x62f/0x4c20 [ 306.105209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.110305] ? __lock_acquire+0x62f/0x4c20 [ 306.114529] ? should_fail+0x22d/0xd01 [ 306.118413] ? mark_held_locks+0x130/0x130 [ 306.122642] ? mark_held_locks+0x130/0x130 [ 306.126861] ? zap_class+0x640/0x640 [ 306.130571] ? zap_class+0x640/0x640 [ 306.134278] ? print_usage_bug+0xc0/0xc0 [ 306.138351] ? wq_watchdog_touch+0x9c/0xfe [ 306.142577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.148102] ? check_preemption_disabled+0x48/0x280 [ 306.153113] ? __lock_is_held+0xb5/0x140 [ 306.157177] __alloc_pages_nodemask+0xa80/0xde0 [ 306.161836] ? zap_class+0x640/0x640 [ 306.165543] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 306.170555] ? find_held_lock+0x36/0x1c0 [ 306.174608] ? ____cache_alloc_node+0x1c7/0x1e0 [ 306.179273] ? lock_downgrade+0x900/0x900 [ 306.183421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.188948] cache_grow_begin+0xa5/0x8c0 [ 306.192995] ? do_raw_spin_unlock+0xa7/0x330 [ 306.197403] fallback_alloc+0x204/0x2e0 [ 306.201375] ____cache_alloc_node+0x1c7/0x1e0 [ 306.205859] kmem_cache_alloc_node+0xe3/0x730 [ 306.210343] ? ipv6_get_ifaddr+0x42e/0x620 [ 306.214571] __alloc_skb+0x119/0x770 [ 306.218273] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.223538] ? netdev_alloc_frag+0x1f0/0x1f0 [ 306.227931] ? lock_downgrade+0x900/0x900 [ 306.232077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.237603] ? refcount_sub_and_test_checked+0x203/0x310 [ 306.243045] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 306.248483] ? addrconf_rs_timer+0x690/0x690 [ 306.252892] ndisc_alloc_skb+0x144/0x340 [ 306.256940] ndisc_send_rs+0x331/0x6e0 [ 306.260818] addrconf_rs_timer+0x314/0x690 [ 306.265062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.269295] call_timer_fn+0x272/0x920 [ 306.273175] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.277399] ? process_timeout+0x40/0x40 [ 306.281454] ? __run_timers+0x7da/0xc70 [ 306.285425] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.289904] ? _raw_spin_unlock_irq+0x27/0x80 [ 306.294386] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.298605] ? lockdep_hardirqs_on+0x296/0x5b0 [ 306.303178] ? trace_hardirqs_on+0xbd/0x310 [ 306.307483] ? kasan_check_read+0x11/0x20 [ 306.311618] ? __run_timers+0x7da/0xc70 [ 306.315581] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.320678] ? can_init_stats.isra.0+0x100/0x100 [ 306.325428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.329649] __run_timers+0x7e5/0xc70 [ 306.333443] ? timer_fixup_init+0x70/0x70 [ 306.337597] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 306.342599] ? zap_class+0x640/0x640 [ 306.346305] ? enqueue_hrtimer+0x1a5/0x560 [ 306.350527] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 306.355709] ? find_held_lock+0x36/0x1c0 [ 306.359764] ? zap_class+0x640/0x640 [ 306.363470] ? pvclock_read_flags+0x160/0x160 [ 306.367951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.373474] ? check_preemption_disabled+0x48/0x280 [ 306.378486] ? __lock_is_held+0xb5/0x140 [ 306.382538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.388079] ? check_preemption_disabled+0x48/0x280 [ 306.393085] run_timer_softirq+0x52/0xb0 [ 306.397144] ? rcu_read_lock_sched_held+0x14f/0x180 [ 306.402158] __do_softirq+0x308/0xb7e [ 306.405949] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 306.410430] ? lock_downgrade+0x900/0x900 [ 306.414566] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 306.419662] ? pvclock_read_flags+0x160/0x160 [ 306.424160] ? lapic_next_event+0x5a/0x90 [ 306.428294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.433825] ? kvm_clock_read+0x18/0x30 [ 306.437786] ? kvm_sched_clock_read+0x9/0x20 [ 306.442186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.447711] ? check_preemption_disabled+0x48/0x280 [ 306.452727] irq_exit+0x17f/0x1c0 [ 306.456172] smp_apic_timer_interrupt+0x1cb/0x760 [ 306.461002] ? smp_call_function_single_interrupt+0x159/0x650 [ 306.466877] ? smp_call_function_single_interrupt+0x650/0x650 [ 306.472751] ? interrupt_entry+0xb5/0xc0 [ 306.476803] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.481806] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.486811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.491648] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.496658] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.501657] ? task_prio+0x50/0x50 [ 306.505186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.510709] ? check_preemption_disabled+0x48/0x280 [ 306.515734] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.520572] apic_timer_interrupt+0xf/0x20 [ 306.524789] [ 306.527016] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 306.532908] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 306.551799] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 306.559517] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 306.566770] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 306.574022] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 306.581277] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 306.588530] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 306.595815] ? save_stack+0xa9/0xd0 [ 306.599445] __kmalloc_node_track_caller+0x33/0x70 [ 306.604364] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 306.609112] pskb_expand_head+0x230/0x10f0 [ 306.613351] ? memcpy+0x45/0x50 [ 306.616632] ? __copy_skb_header+0x350/0x6b0 [ 306.621026] ? skb_release_data+0x880/0x880 [ 306.625336] ? __alloc_skb+0x770/0x770 [ 306.629239] ? __lock_is_held+0xb5/0x140 [ 306.633298] ? kasan_check_write+0x14/0x20 [ 306.637520] ? __skb_clone+0x6c7/0xa00 [ 306.641398] ? __copy_skb_header+0x6b0/0x6b0 [ 306.645792] ? kmem_cache_alloc+0x33a/0x730 [ 306.650132] skb_ensure_writable+0x3dd/0x640 [ 306.654533] ? skb_checksum_setup+0xaa0/0xaa0 [ 306.659011] ? check_preemption_disabled+0x48/0x280 [ 306.664019] ? __this_cpu_preempt_check+0x1c/0x20 [ 306.668848] ? __bpf_redirect+0x54b/0xb20 [ 306.672986] bpf_clone_redirect+0x14a/0x490 [ 306.677308] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 306.682310] ? __sched_text_start+0x8/0x8 [ 306.686449] ? retint_kernel+0x2d/0x2d [ 306.690326] ? find_held_lock+0x36/0x1c0 [ 306.694382] ? lock_acquire+0x1ed/0x520 [ 306.698348] ? bpf_test_run+0x3cb/0x780 [ 306.702315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.707853] ? check_preemption_disabled+0x48/0x280 [ 306.712860] ? kasan_check_read+0x11/0x20 [ 306.717001] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.722270] ? rcu_softirq_qs+0x20/0x20 [ 306.726229] ? preempt_schedule+0x4d/0x60 [ 306.730365] ? ___preempt_schedule+0x16/0x18 [ 306.734765] ? bpf_test_run+0x25d/0x780 [ 306.738734] ? netlink_diag_dump+0x2a0/0x2a0 [ 306.743153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.748690] ? bpf_test_init.isra.10+0x70/0x100 [ 306.753348] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 306.758097] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 306.762932] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 306.768456] ? fput+0x130/0x1a0 [ 306.771722] ? __bpf_prog_get+0x9b/0x290 [ 306.775774] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 306.780601] ? bpf_prog_test_run+0x130/0x1a0 [ 306.784999] ? __x64_sys_bpf+0x3d8/0x520 [ 306.789043] ? bpf_prog_get+0x20/0x20 [ 306.792844] ? do_syscall_64+0x1b9/0x820 [ 306.796894] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 306.802247] ? syscall_return_slowpath+0x5e0/0x5e0 [ 306.807166] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.812001] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.817004] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 306.822019] ? prepare_exit_to_usermode+0x291/0x3b0 [ 306.827025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.831880] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.837245] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 306.837249] warn_alloc_show_mem: 1 callbacks suppressed [ 306.837254] Mem-Info: [ 306.844160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.849515] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 306.849515] active_file:9 inactive_file:21 isolated_file:0 [ 306.849515] unevictable:0 dirty:0 writeback:0 unstable:0 [ 306.849515] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 306.849515] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 306.849515] free:13789 free_pcp:199 free_cma:0 [ 306.851881] Call Trace: [ 306.861244] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.894018] [ 306.896579] Node 0 [ 306.923809] dump_stack+0x244/0x39d [ 306.925943] 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 [ 306.928145] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.931734] lowmem_reserve[]: 0 [ 306.957241] warn_alloc.cold.117+0xb7/0x1bd [ 306.962386] 2818 6321 [ 306.965654] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.969938] 6321 [ 306.972422] ? lock_downgrade+0x900/0x900 [ 306.977236] Node 0 [ 306.979305] ? trace_hardirqs_off+0xb8/0x310 [ 306.983437] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 306.985637] ? trace_hardirqs_off+0xb8/0x310 [ 306.990004] lowmem_reserve[]: 0 [ 307.017141] __alloc_pages_slowpath+0x2660/0x2d70 [ 307.021506] 0 3503 [ 307.024787] ? warn_alloc+0x120/0x120 [ 307.030098] 3503 [ 307.032335] ? warn_alloc+0x120/0x120 [ 307.036106] Node 0 [ 307.038153] ? print_usage_bug+0xc0/0xc0 [ 307.041941] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 307.044139] ? warn_alloc+0x120/0x120 [ 307.048164] lowmem_reserve[]: 0 [ 307.076428] ? lock_downgrade+0x900/0x900 [ 307.080193] 0 0 [ 307.083458] ? print_usage_bug+0xc0/0xc0 [ 307.087568] 0 [ 307.089541] ? kasan_check_read+0x11/0x20 [ 307.093571] Node 0 [ 307.095368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.099476] DMA: 1*4kB [ 307.101703] ? should_fail+0x22d/0xd01 [ 307.107204] (U) 0*8kB [ 307.109781] ? rcu_softirq_qs+0x20/0x20 [ 307.113633] 0*16kB 1*32kB [ 307.116118] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.120052] (U) 2*64kB [ 307.122890] ? __lock_acquire+0x62f/0x4c20 [ 307.127953] (U) 1*128kB [ 307.130525] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.134722] (U) 1*256kB [ 307.137380] ? __lock_acquire+0x62f/0x4c20 [ 307.137392] ? should_fail+0x22d/0xd01 [ 307.142463] (U) [ 307.145121] ? mark_held_locks+0x130/0x130 [ 307.149315] 0*512kB 1*1024kB [ 307.153199] ? mark_held_locks+0x130/0x130 [ 307.155144] (U) [ 307.159362] ? try_to_wake_up+0x10a/0x12e0 [ 307.163238] 1*2048kB (M) [ 307.167459] ? zap_class+0x640/0x640 [ 307.169404] 3*4096kB (M) [ 307.173624] ? print_usage_bug+0xc0/0xc0 [ 307.176346] = 15908kB [ 307.176352] Node 0 [ 307.180047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.182765] DMA32: 3*4kB [ 307.186811] ? check_preemption_disabled+0x48/0x280 [ 307.189186] (UM) 283*8kB [ 307.191415] ? __lock_is_held+0xb5/0x140 [ 307.197090] (UM) [ 307.199846] __alloc_pages_nodemask+0xa80/0xde0 [ 307.204822] 189*16kB (UM) [ 307.207567] ? zap_class+0x640/0x640 [ 307.211595] 116*32kB [ 307.213639] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 307.218269] (M) [ 307.221103] ? find_held_lock+0x36/0x1c0 [ 307.224777] 38*64kB [ 307.227172] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.232154] (M) 10*128kB [ 307.234119] ? lock_downgrade+0x900/0x900 [ 307.238143] (M) 5*256kB [ 307.240460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.245176] (UM) 4*512kB [ 307.247933] cache_grow_begin+0xa5/0x8c0 [ 307.252039] (UM) 3*1024kB [ 307.254699] ? do_raw_spin_unlock+0xa7/0x330 [ 307.260215] (M) 3*2048kB [ 307.262964] fallback_alloc+0x204/0x2e0 [ 307.266986] (UM) [ 307.269813] ____cache_alloc_node+0x1c7/0x1e0 [ 307.274182] 0*4096kB = 25268kB [ 307.276928] kmem_cache_alloc_node+0xe3/0x730 [ 307.280865] Node 0 [ 307.282912] ? ipv6_get_ifaddr+0x42e/0x620 [ 307.287366] Normal: 191*4kB [ 307.290548] __alloc_skb+0x119/0x770 [ 307.295006] (UME) [ 307.297230] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.301426] 562*8kB (MEH) [ 307.304432] ? netdev_alloc_frag+0x1f0/0x1f0 [ 307.308121] 243*16kB [ 307.310252] ? lock_downgrade+0x900/0x900 [ 307.315492] (UMEH) [ 307.318321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.322692] 85*32kB [ 307.325085] ? refcount_sub_and_test_checked+0x203/0x310 [ 307.329196] (UM) [ 307.331416] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 307.336922] 1*64kB (U) [ 307.339235] ? addrconf_rs_timer+0x690/0x690 [ 307.344647] 0*128kB 2*256kB [ 307.346705] ndisc_alloc_skb+0x144/0x340 [ 307.352123] (UH) [ 307.354707] ndisc_send_rs+0x331/0x6e0 [ 307.359084] 1*512kB [ 307.362087] addrconf_rs_timer+0x314/0x690 [ 307.366114] (U) [ 307.368159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.372007] 1*1024kB (U) [ 307.374323] call_timer_fn+0x272/0x920 [ 307.378514] 0*2048kB 0*4096kB [ 307.380478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.384681] = 13980kB [ 307.387419] ? process_timeout+0x40/0x40 [ 307.391278] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 307.394453] ? __run_timers+0x7da/0xc70 [ 307.398655] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 307.401042] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.405082] 168 total pagecache pages [ 307.413895] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.417839] 0 pages in swap cache [ 307.426390] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.430863] Swap cache stats: add 0, delete 0, find 0/0 [ 307.434640] ? lockdep_hardirqs_on+0x296/0x5b0 [ 307.439102] Free swap = 0kB [ 307.442537] ? trace_hardirqs_on+0xbd/0x310 [ 307.446743] Total swap = 0kB [ 307.452086] ? kasan_check_read+0x11/0x20 [ 307.456654] 1965979 pages RAM [ 307.459651] ? __run_timers+0x7da/0xc70 [ 307.463934] 0 pages HighMem/MovableOnly [ 307.466932] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.471049] 342867 pages reserved [ 307.474143] ? __queue_work+0x1440/0x1440 [ 307.478084] 0 pages cma reserved [ 307.482048] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.487191] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 307.490553] __run_timers+0x7e5/0xc70 [ 307.490578] ? timer_fixup_init+0x70/0x70 [ 307.494742] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 307.498052] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 307.502268] syz-executor0 cpuset= [ 307.508745] ? zap_class+0x640/0x640 [ 307.512517] syz0 [ 307.516650] ? enqueue_hrtimer+0x1a5/0x560 [ 307.527190] mems_allowed=0 [ 307.532183] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 307.553551] ? find_held_lock+0x36/0x1c0 [ 307.557610] ? pvclock_read_flags+0x160/0x160 [ 307.562094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.567633] ? check_preemption_disabled+0x48/0x280 [ 307.572644] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 307.578166] ? rcu_pm_notify+0xc0/0xc0 [ 307.582054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.587590] ? check_preemption_disabled+0x48/0x280 [ 307.592599] run_timer_softirq+0x52/0xb0 [ 307.596653] ? rcu_read_lock_sched_held+0x14f/0x180 [ 307.601658] __do_softirq+0x308/0xb7e [ 307.605453] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 307.609944] ? lock_downgrade+0x900/0x900 [ 307.614085] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 307.619182] ? pvclock_read_flags+0x160/0x160 [ 307.623673] ? lapic_next_event+0x5a/0x90 [ 307.627813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.633356] ? kvm_clock_read+0x18/0x30 [ 307.637320] ? kvm_sched_clock_read+0x9/0x20 [ 307.641721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.647249] ? check_preemption_disabled+0x48/0x280 [ 307.652267] irq_exit+0x17f/0x1c0 [ 307.655710] smp_apic_timer_interrupt+0x1cb/0x760 [ 307.660555] ? smp_reschedule_interrupt+0x109/0x650 [ 307.665577] ? smp_call_function_single_interrupt+0x650/0x650 [ 307.671460] ? interrupt_entry+0xb5/0xc0 [ 307.675508] ? trace_hardirqs_off_caller+0xbb/0x310 [ 307.680519] ? trace_hardirqs_off_caller+0xbb/0x310 [ 307.685529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.690379] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.695381] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.700393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.705237] apic_timer_interrupt+0xf/0x20 [ 307.709458] [ 307.711689] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 307.716865] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 307.735751] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 307.743448] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 307.750718] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 307.757978] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 307.765237] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 307.772497] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 307.779788] do_exit+0x11f8/0x26d0 [ 307.783320] ? run_rebalance_domains+0x500/0x500 [ 307.788155] ? mm_update_next_owner+0x990/0x990 [ 307.792831] ? print_usage_bug+0xc0/0xc0 [ 307.796880] ? print_usage_bug+0xc0/0xc0 [ 307.800939] ? __lock_acquire+0x62f/0x4c20 [ 307.805173] ? finish_task_switch+0x1f4/0x910 [ 307.809664] ? __lock_acquire+0x62f/0x4c20 [ 307.813905] ? mark_held_locks+0x130/0x130 [ 307.818129] ? __lock_acquire+0x62f/0x4c20 [ 307.822350] ? kasan_check_read+0x11/0x20 [ 307.826485] ? finish_task_switch+0x1f4/0x910 [ 307.830967] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.836060] ? compat_start_thread+0x80/0x80 [ 307.840464] ? mark_held_locks+0x130/0x130 [ 307.844688] ? mark_held_locks+0x130/0x130 [ 307.848909] ? finish_task_switch+0x1f4/0x910 [ 307.853392] ? finish_task_switch+0x1b4/0x910 [ 307.857878] ? __switch_to_asm+0x34/0x70 [ 307.861937] ? preempt_notifier_register+0x200/0x200 [ 307.867033] ? __switch_to_asm+0x34/0x70 [ 307.871086] ? __switch_to_asm+0x34/0x70 [ 307.875137] ? __switch_to_asm+0x34/0x70 [ 307.879189] ? __switch_to_asm+0x40/0x70 [ 307.883235] ? __switch_to_asm+0x34/0x70 [ 307.887282] ? __switch_to_asm+0x40/0x70 [ 307.891328] ? __switch_to_asm+0x34/0x70 [ 307.895376] ? __switch_to_asm+0x34/0x70 [ 307.899424] ? __switch_to_asm+0x34/0x70 [ 307.903470] ? __switch_to_asm+0x40/0x70 [ 307.907526] ? __switch_to_asm+0x34/0x70 [ 307.911577] ? __switch_to_asm+0x40/0x70 [ 307.915633] ? zap_class+0x640/0x640 [ 307.919337] ? __schedule+0x8d7/0x21d0 [ 307.923217] ? print_usage_bug+0xc0/0xc0 [ 307.927275] ? wait_consider_task+0x245/0x3bb0 [ 307.931845] ? zap_class+0x640/0x640 [ 307.935550] ? find_held_lock+0x36/0x1c0 [ 307.939610] ? memset+0x31/0x40 [ 307.942881] ? find_held_lock+0x36/0x1c0 [ 307.946942] ? get_signal+0x95b/0x1980 [ 307.950846] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.955331] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.959820] do_group_exit+0x177/0x440 [ 307.963711] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.968802] ? __ia32_sys_exit+0x50/0x50 [ 307.972876] get_signal+0x8b0/0x1980 [ 307.976588] ? ptrace_notify+0x130/0x130 [ 307.980651] ? zap_class+0x640/0x640 [ 307.984360] ? zap_class+0x640/0x640 [ 307.988065] ? zap_class+0x640/0x640 [ 307.991767] ? put_pid.part.2+0x1c5/0x240 [ 307.995910] ? find_held_lock+0x36/0x1c0 [ 307.999966] do_signal+0x9c/0x21c0 [ 308.003495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.009029] ? kernel_wait4+0x2e0/0x3f0 [ 308.013005] ? __ia32_sys_waitid+0x140/0x140 [ 308.017404] ? setup_sigcontext+0x7d0/0x7d0 [ 308.021716] ? task_stopped_code+0x190/0x190 [ 308.026120] ? exit_to_usermode_loop+0x8c/0x380 [ 308.030779] ? exit_to_usermode_loop+0x8c/0x380 [ 308.035436] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 308.040014] ? trace_hardirqs_on+0xbd/0x310 [ 308.044338] ? __do_sys_wait4+0xaf/0x150 [ 308.048407] ? do_syscall_64+0x6be/0x820 [ 308.052466] ? do_syscall_64+0x9a/0x820 [ 308.056428] ? do_syscall_64+0x9a/0x820 [ 308.060398] exit_to_usermode_loop+0x2e5/0x380 [ 308.064986] ? __bpf_trace_sys_exit+0x30/0x30 [ 308.069485] do_syscall_64+0x6be/0x820 [ 308.073363] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 308.078717] ? syscall_return_slowpath+0x5e0/0x5e0 [ 308.083636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.088470] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.093484] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 308.098496] ? prepare_exit_to_usermode+0x291/0x3b0 [ 308.103530] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.108392] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.113565] RIP: 0033:0x41124a [ 308.116752] Code: Bad RIP value. [ 308.120102] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 308.127798] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 308.135055] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 308.142310] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 308.149568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 308.156839] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 308.164112] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 308.164161] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 308.171020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.171024] Call Trace: [ 308.171030] [ 308.171042] dump_stack+0x244/0x39d [ 308.171057] ? dump_stack_print_info.cold.1+0x20/0x20 [ 308.177564] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 308.186856] warn_alloc.cold.117+0xb7/0x1bd [ 308.189405] syz-executor1 cpuset= [ 308.191537] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 308.195129] / [ 308.200305] ? lock_downgrade+0x900/0x900 [ 308.210755] mems_allowed=0 [ 308.215060] ? trace_hardirqs_off+0xb8/0x310 [ 308.236434] ? trace_hardirqs_off+0xb8/0x310 [ 308.240866] __alloc_pages_slowpath+0x2660/0x2d70 [ 308.245731] ? warn_alloc+0x120/0x120 [ 308.249522] ? warn_alloc+0x120/0x120 [ 308.253307] ? print_usage_bug+0xc0/0xc0 [ 308.257353] ? warn_alloc+0x120/0x120 [ 308.261145] ? print_usage_bug+0xc0/0xc0 [ 308.265194] ? __lock_acquire+0x62f/0x4c20 [ 308.269419] ? __lock_acquire+0x62f/0x4c20 [ 308.273643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.279164] ? should_fail+0x22d/0xd01 [ 308.283038] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.288129] ? __lock_acquire+0x62f/0x4c20 [ 308.292351] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.297435] ? __lock_acquire+0x62f/0x4c20 [ 308.301652] ? should_fail+0x22d/0xd01 [ 308.305527] ? find_held_lock+0x36/0x1c0 [ 308.309581] ? mark_held_locks+0x130/0x130 [ 308.313808] ? mark_held_locks+0x130/0x130 [ 308.318029] ? zap_class+0x640/0x640 [ 308.321731] ? zap_class+0x640/0x640 [ 308.325436] ? print_usage_bug+0xc0/0xc0 [ 308.329480] ? do_raw_spin_unlock+0xa7/0x330 [ 308.333875] ? zap_class+0x640/0x640 [ 308.337578] ? print_usage_bug+0xc0/0xc0 [ 308.341626] ? wq_watchdog_touch+0x9c/0xfe [ 308.345850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.351371] ? check_preemption_disabled+0x48/0x280 [ 308.356379] ? __lock_is_held+0xb5/0x140 [ 308.360430] __alloc_pages_nodemask+0xa80/0xde0 [ 308.365083] ? zap_class+0x640/0x640 [ 308.368787] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 308.373799] ? find_held_lock+0x36/0x1c0 [ 308.377855] ? ____cache_alloc_node+0x1c7/0x1e0 [ 308.382512] ? lock_downgrade+0x900/0x900 [ 308.386671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.392196] cache_grow_begin+0xa5/0x8c0 [ 308.396245] ? do_raw_spin_unlock+0xa7/0x330 [ 308.400648] fallback_alloc+0x204/0x2e0 [ 308.404621] ____cache_alloc_node+0x1c7/0x1e0 [ 308.409109] kmem_cache_alloc_node+0xe3/0x730 [ 308.413593] ? ipv6_get_ifaddr+0x42e/0x620 [ 308.417822] __alloc_skb+0x119/0x770 [ 308.421525] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.426794] ? netdev_alloc_frag+0x1f0/0x1f0 [ 308.431195] ? lock_downgrade+0x900/0x900 [ 308.435332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.440859] ? refcount_sub_and_test_checked+0x203/0x310 [ 308.446300] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 308.451738] ? addrconf_rs_timer+0x690/0x690 [ 308.456140] ndisc_alloc_skb+0x144/0x340 [ 308.460188] ndisc_send_rs+0x331/0x6e0 [ 308.464066] addrconf_rs_timer+0x314/0x690 [ 308.468305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.472540] call_timer_fn+0x272/0x920 [ 308.476412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.480636] ? process_timeout+0x40/0x40 [ 308.484696] ? __run_timers+0x7da/0xc70 [ 308.488660] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.493143] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.497620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.501838] ? lockdep_hardirqs_on+0x296/0x5b0 [ 308.506410] ? trace_hardirqs_on+0xbd/0x310 [ 308.510720] ? kasan_check_read+0x11/0x20 [ 308.514854] ? __run_timers+0x7da/0xc70 [ 308.518815] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.523905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.528127] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.532361] __run_timers+0x7e5/0xc70 [ 308.536160] ? timer_fixup_init+0x70/0x70 [ 308.540294] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 308.545297] ? zap_class+0x640/0x640 [ 308.549003] ? enqueue_hrtimer+0x1a5/0x560 [ 308.553229] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 308.558428] ? find_held_lock+0x36/0x1c0 [ 308.562478] ? zap_class+0x640/0x640 [ 308.566180] ? pvclock_read_flags+0x160/0x160 [ 308.570662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.576183] ? check_preemption_disabled+0x48/0x280 [ 308.581191] ? __lock_is_held+0xb5/0x140 [ 308.585253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.590814] ? check_preemption_disabled+0x48/0x280 [ 308.595828] run_timer_softirq+0x52/0xb0 [ 308.599898] ? rcu_read_lock_sched_held+0x14f/0x180 [ 308.604905] __do_softirq+0x308/0xb7e [ 308.608697] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 308.613180] ? lock_downgrade+0x900/0x900 [ 308.617322] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 308.622419] ? pvclock_read_flags+0x160/0x160 [ 308.626905] ? lapic_next_event+0x5a/0x90 [ 308.631046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.636575] ? kvm_clock_read+0x18/0x30 [ 308.640541] ? kvm_sched_clock_read+0x9/0x20 [ 308.644940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.650472] ? check_preemption_disabled+0x48/0x280 [ 308.655494] irq_exit+0x17f/0x1c0 [ 308.658954] smp_apic_timer_interrupt+0x1cb/0x760 [ 308.663791] ? smp_call_function_single_interrupt+0x159/0x650 [ 308.669669] ? smp_call_function_single_interrupt+0x650/0x650 [ 308.675546] ? interrupt_entry+0xb5/0xc0 [ 308.679614] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.684622] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.689643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.694480] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.699489] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.704499] ? task_prio+0x50/0x50 [ 308.708034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.713562] ? check_preemption_disabled+0x48/0x280 [ 308.718575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.723421] apic_timer_interrupt+0xf/0x20 [ 308.727641] [ 308.729873] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 308.735753] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 308.754643] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 308.762347] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 308.769609] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 308.776869] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 308.784130] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 308.791395] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 308.798679] ? save_stack+0xa9/0xd0 [ 308.802309] __kmalloc_node_track_caller+0x33/0x70 [ 308.807234] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 308.811987] pskb_expand_head+0x230/0x10f0 [ 308.816221] ? memcpy+0x45/0x50 [ 308.819495] ? __copy_skb_header+0x350/0x6b0 [ 308.823900] ? skb_release_data+0x880/0x880 [ 308.828218] ? __alloc_skb+0x770/0x770 [ 308.832103] ? __lock_is_held+0xb5/0x140 [ 308.836162] ? kasan_check_write+0x14/0x20 [ 308.840391] ? __skb_clone+0x6c7/0xa00 [ 308.844279] ? __copy_skb_header+0x6b0/0x6b0 [ 308.848679] ? kmem_cache_alloc+0x33a/0x730 [ 308.853003] skb_ensure_writable+0x3dd/0x640 [ 308.857404] ? skb_checksum_setup+0xaa0/0xaa0 [ 308.861893] ? check_preemption_disabled+0x48/0x280 [ 308.866908] ? __this_cpu_preempt_check+0x1c/0x20 [ 308.871753] ? __bpf_redirect+0x54b/0xb20 [ 308.875907] bpf_clone_redirect+0x14a/0x490 [ 308.880236] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 308.885244] ? __sched_text_start+0x8/0x8 [ 308.889387] ? retint_kernel+0x2d/0x2d [ 308.893271] ? find_held_lock+0x36/0x1c0 [ 308.897331] ? lock_acquire+0x1ed/0x520 [ 308.901300] ? bpf_test_run+0x3cb/0x780 [ 308.905265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.910796] ? check_preemption_disabled+0x48/0x280 [ 308.915807] ? kasan_check_read+0x11/0x20 [ 308.919953] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.925221] ? rcu_softirq_qs+0x20/0x20 [ 308.929184] ? preempt_schedule+0x4d/0x60 [ 308.933332] ? ___preempt_schedule+0x16/0x18 [ 308.937736] ? bpf_test_run+0x25d/0x780 [ 308.941708] ? netlink_diag_dump+0x2a0/0x2a0 [ 308.946106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.951627] ? bpf_test_init.isra.10+0x70/0x100 [ 308.956286] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 308.961037] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 308.965864] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.971392] ? fput+0x130/0x1a0 [ 308.974662] ? __bpf_prog_get+0x9b/0x290 [ 308.978717] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 308.983545] ? bpf_prog_test_run+0x130/0x1a0 [ 308.987952] ? __x64_sys_bpf+0x3d8/0x520 [ 308.992008] ? bpf_prog_get+0x20/0x20 [ 308.995808] ? do_syscall_64+0x1b9/0x820 [ 308.999854] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 309.005206] ? syscall_return_slowpath+0x5e0/0x5e0 [ 309.010129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.014966] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.019974] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 309.024990] ? prepare_exit_to_usermode+0x291/0x3b0 [ 309.030461] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.035302] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.040666] warn_alloc_show_mem: 1 callbacks suppressed [ 309.040676] CPU: 1 PID: 5358 Comm: syz-executor1 Not tainted 4.19.0+ #135 [ 309.040677] Mem-Info: [ 309.040708] active_anon:33689 inactive_anon:131 isolated_anon:0 [ 309.040708] active_file:9 inactive_file:21 isolated_file:0 [ 309.040708] unevictable:0 dirty:0 writeback:0 unstable:0 [ 309.040708] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 309.040708] mapped:24578 shmem:138 pagetables:520 bounce:0 [ 309.040708] free:13789 free_pcp:199 free_cma:0 [ 309.046036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.052960] Node 0 active_anon:134756kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98312kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 309.055345] Call Trace: [ 309.088108] Node 0 [ 309.097444] [ 309.124689] 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 [ 309.127238] dump_stack+0x244/0x39d [ 309.129441] lowmem_reserve[]: [ 309.131578] ? dump_stack_print_info.cold.1+0x20/0x20 [ 309.157044] 0 [ 309.160659] warn_alloc.cold.117+0xb7/0x1bd [ 309.163724] 2818 [ 309.168912] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 309.170679] 6321 6321 [ 309.174987] ? lock_downgrade+0x900/0x900 [ 309.177018] Node 0 [ 309.181936] ? trace_hardirqs_off+0xb8/0x310 [ 309.184419] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 309.188534] ? trace_hardirqs_off+0xb8/0x310 [ 309.190731] lowmem_reserve[]: 0 [ 309.195645] __alloc_pages_slowpath+0x2660/0x2d70 [ 309.222755] 0 [ 309.227164] ? warn_alloc+0x120/0x120 [ 309.230391] 3503 [ 309.235234] ? warn_alloc+0x120/0x120 [ 309.236997] 3503 [ 309.240785] ? print_usage_bug+0xc0/0xc0 [ 309.242815] Node 0 [ 309.246597] ? warn_alloc+0x120/0x120 [ 309.248646] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127468kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:2080kB bounce:0kB free_pcp:548kB local_pcp:248kB free_cma:0kB [ 309.252666] ? print_usage_bug+0xc0/0xc0 [ 309.254877] lowmem_reserve[]: 0 [ 309.258668] ? __lock_acquire+0x62f/0x4c20 [ 309.286917] 0 [ 309.290958] ? __lock_acquire+0x62f/0x4c20 [ 309.294200] 0 0 [ 309.298422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.300192] Node 0 [ 309.304414] ? should_fail+0x22d/0xd01 [ 309.306370] DMA: [ 309.311893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.314098] 1*4kB [ 309.317965] ? __lock_acquire+0x62f/0x4c20 [ 309.319994] (U) [ 309.325078] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.327193] 0*8kB 0*16kB [ 309.331415] ? __lock_acquire+0x62f/0x4c20 [ 309.333359] 1*32kB [ 309.338451] ? should_fail+0x22d/0xd01 [ 309.341178] (U) [ 309.345404] ? mark_held_locks+0x130/0x130 [ 309.347612] 2*64kB [ 309.351485] ? mark_held_locks+0x130/0x130 [ 309.353427] (U) [ 309.357642] ? zap_class+0x640/0x640 [ 309.359849] 1*128kB (U) [ 309.364075] ? zap_class+0x640/0x640 [ 309.366017] 1*256kB [ 309.369711] ? print_usage_bug+0xc0/0xc0 [ 309.372343] (U) 0*512kB [ 309.376044] ? wq_watchdog_touch+0x9c/0xfe [ 309.378345] 1*1024kB (U) [ 309.382403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.385033] 1*2048kB (M) [ 309.389255] ? check_preemption_disabled+0x48/0x280 [ 309.391975] 3*4096kB (M) [ 309.397500] ? __lock_is_held+0xb5/0x140 [ 309.400224] = 15908kB [ 309.405221] __alloc_pages_nodemask+0xa80/0xde0 [ 309.407947] Node 0 [ 309.411983] ? zap_class+0x640/0x640 [ 309.414368] DMA32: [ 309.419017] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 309.421220] 3*4kB [ 309.424919] ? find_held_lock+0x36/0x1c0 [ 309.427129] (UM) [ 309.432131] ? ____cache_alloc_node+0x1c7/0x1e0 [ 309.434243] 283*8kB [ 309.438283] ? lock_downgrade+0x900/0x900 [ 309.440317] (UM) [ 309.444969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.447255] 189*16kB (UM) [ 309.451392] cache_grow_begin+0xa5/0x8c0 [ 309.453421] 116*32kB [ 309.458940] ? do_raw_spin_unlock+0xa7/0x330 [ 309.461752] (M) [ 309.465799] fallback_alloc+0x204/0x2e0 [ 309.468187] 38*64kB (M) [ 309.472581] ____cache_alloc_node+0x1c7/0x1e0 [ 309.474519] 10*128kB (M) [ 309.478484] kmem_cache_alloc_node+0xe3/0x730 [ 309.481117] 5*256kB (UM) [ 309.485597] ? ipv6_get_ifaddr+0x42e/0x620 [ 309.488320] 4*512kB (UM) [ 309.492806] __alloc_skb+0x119/0x770 [ 309.495535] 3*1024kB (M) [ 309.499772] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.502489] 3*2048kB (UM) [ 309.506187] ? netdev_alloc_frag+0x1f0/0x1f0 [ 309.508914] 0*4096kB [ 309.514168] ? lock_downgrade+0x900/0x900 [ 309.516982] = 25268kB [ 309.521376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.523749] Node 0 [ 309.527896] ? refcount_sub_and_test_checked+0x203/0x310 [ 309.530267] Normal: 191*4kB [ 309.535795] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 309.538015] (UME) [ 309.543442] ? addrconf_rs_timer+0x690/0x690 [ 309.546428] 562*8kB [ 309.551865] ndisc_alloc_skb+0x144/0x340 [ 309.553986] (MEH) [ 309.558384] ndisc_send_rs+0x331/0x6e0 [ 309.560670] 243*16kB (UMEH) [ 309.564717] addrconf_rs_timer+0x314/0x690 [ 309.566835] 85*32kB [ 309.570708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.573691] (UM) 1*64kB [ 309.577925] call_timer_fn+0x272/0x920 [ 309.580208] (U) [ 309.584431] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.587066] 0*128kB 2*256kB [ 309.590949] ? process_timeout+0x40/0x40 [ 309.592895] (UH) [ 309.597115] ? __run_timers+0x7da/0xc70 [ 309.600109] 1*512kB (U) [ 309.604162] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.606191] 1*1024kB (U) [ 309.610155] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.612794] 0*2048kB 0*4096kB [ 309.617273] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.619993] = 13980kB [ 309.620004] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 309.624485] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.627654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 309.631871] ? trace_hardirqs_on+0xbd/0x310 [ 309.634258] 168 total pagecache pages [ 309.643065] ? kasan_check_read+0x11/0x20 [ 309.643078] ? __run_timers+0x7da/0xc70 [ 309.647630] 0 pages in swap cache [ 309.656180] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.660499] Swap cache stats: add 0, delete 0, find 0/0 [ 309.664287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.668398] Free swap = 0kB [ 309.672352] __run_timers+0x7e5/0xc70 [ 309.675770] Total swap = 0kB [ 309.680862] ? timer_fixup_init+0x70/0x70 [ 309.686189] 1965979 pages RAM [ 309.690399] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 309.693383] 0 pages HighMem/MovableOnly [ 309.697161] ? zap_class+0x640/0x640 [ 309.700145] 342867 pages reserved [ 309.704273] ? enqueue_hrtimer+0x1a5/0x560 [ 309.707346] 0 pages cma reserved [ 309.712371] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 309.716359] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 309.720015] ? find_held_lock+0x36/0x1c0 [ 309.720039] ? pvclock_read_flags+0x160/0x160 [ 309.723522] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 309.727684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.731017] syz-executor0 cpuset= [ 309.736185] ? check_preemption_disabled+0x48/0x280 [ 309.742649] syz0 [ 309.746693] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 309.751153] mems_allowed=0 [ 309.761614] ? rcu_pm_notify+0xc0/0xc0 [ 309.789826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.795351] ? check_preemption_disabled+0x48/0x280 [ 309.800376] run_timer_softirq+0x52/0xb0 [ 309.804548] ? rcu_read_lock_sched_held+0x14f/0x180 [ 309.809551] __do_softirq+0x308/0xb7e [ 309.813345] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 309.817839] ? lock_downgrade+0x900/0x900 [ 309.821984] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 309.827079] ? pvclock_read_flags+0x160/0x160 [ 309.831566] ? lapic_next_event+0x5a/0x90 [ 309.835703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.841229] ? kvm_clock_read+0x18/0x30 [ 309.845188] ? kvm_sched_clock_read+0x9/0x20 [ 309.849592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.855117] ? check_preemption_disabled+0x48/0x280 [ 309.860133] irq_exit+0x17f/0x1c0 [ 309.863578] smp_apic_timer_interrupt+0x1cb/0x760 [ 309.868406] ? smp_reschedule_interrupt+0x109/0x650 [ 309.873407] ? smp_call_function_single_interrupt+0x650/0x650 [ 309.879276] ? interrupt_entry+0xb5/0xc0 [ 309.883330] ? trace_hardirqs_off_caller+0xbb/0x310 [ 309.888337] ? trace_hardirqs_off_caller+0xbb/0x310 [ 309.893346] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.898179] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.903186] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.908205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.913045] apic_timer_interrupt+0xf/0x20 [ 309.917267] [ 309.919507] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 309.924687] Code: 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 63 74 8c 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 00 00 8f f9 65 8b 05 99 6d 3c 78 85 c0 74 05 5b [ 309.943592] RSP: 0000:ffff8801d7f2f3b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 309.951290] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 309.958552] RDX: 1ffffffff12a3e90 RSI: 0000000000000001 RDI: ffffffff8951f480 [ 309.965824] RBP: ffff8801d7f2f3b8 R08: ffff8801c16f6000 R09: 0000000000000000 [ 309.973089] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d7119840 [ 309.980350] R13: ffff8801d7f2f4f0 R14: 0000000000000000 R15: ffff8801c16f6580 [ 309.987632] do_exit+0x11f8/0x26d0 [ 309.991166] ? run_rebalance_domains+0x500/0x500 [ 309.995918] ? mm_update_next_owner+0x990/0x990 [ 310.000578] ? print_usage_bug+0xc0/0xc0 [ 310.004627] ? print_usage_bug+0xc0/0xc0 [ 310.008696] ? __lock_acquire+0x62f/0x4c20 [ 310.012925] ? finish_task_switch+0x1f4/0x910 [ 310.017417] ? __lock_acquire+0x62f/0x4c20 [ 310.021635] ? mark_held_locks+0x130/0x130 [ 310.025858] ? __lock_acquire+0x62f/0x4c20 [ 310.030081] ? kasan_check_read+0x11/0x20 [ 310.034220] ? finish_task_switch+0x1f4/0x910 [ 310.038703] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.043797] ? compat_start_thread+0x80/0x80 [ 310.048221] ? mark_held_locks+0x130/0x130 [ 310.052452] ? mark_held_locks+0x130/0x130 [ 310.056674] ? finish_task_switch+0x1f4/0x910 [ 310.061180] ? finish_task_switch+0x1b4/0x910 [ 310.065661] ? __switch_to_asm+0x34/0x70 [ 310.069713] ? preempt_notifier_register+0x200/0x200 [ 310.074808] ? __switch_to_asm+0x34/0x70 [ 310.078866] ? __switch_to_asm+0x34/0x70 [ 310.082927] ? __switch_to_asm+0x34/0x70 [ 310.086987] ? __switch_to_asm+0x40/0x70 [ 310.091044] ? __switch_to_asm+0x34/0x70 [ 310.095099] ? __switch_to_asm+0x40/0x70 [ 310.099149] ? __switch_to_asm+0x34/0x70 [ 310.103221] ? __switch_to_asm+0x34/0x70 [ 310.107287] ? __switch_to_asm+0x34/0x70 [ 310.111345] ? __switch_to_asm+0x40/0x70 [ 310.115418] ? __switch_to_asm+0x34/0x70 [ 310.119472] ? __switch_to_asm+0x40/0x70 [ 310.123528] ? zap_class+0x640/0x640 [ 310.127229] ? __schedule+0x8d7/0x21d0 [ 310.131111] ? print_usage_bug+0xc0/0xc0 [ 310.135173] ? wait_consider_task+0x245/0x3bb0 [ 310.139746] ? zap_class+0x640/0x640 [ 310.143447] ? find_held_lock+0x36/0x1c0 [ 310.147507] ? memset+0x31/0x40 [ 310.150825] ? find_held_lock+0x36/0x1c0 [ 310.154902] ? get_signal+0x95b/0x1980 [ 310.158787] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.163289] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.167784] do_group_exit+0x177/0x440 [ 310.171664] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.176757] ? __ia32_sys_exit+0x50/0x50 [ 310.180848] get_signal+0x8b0/0x1980 [ 310.184561] ? ptrace_notify+0x130/0x130 [ 310.188608] ? zap_class+0x640/0x640 [ 310.192320] ? zap_class+0x640/0x640 [ 310.196027] ? zap_class+0x640/0x640 [ 310.199740] ? put_pid.part.2+0x1c5/0x240 [ 310.203917] ? find_held_lock+0x36/0x1c0 [ 310.207999] do_signal+0x9c/0x21c0 [ 310.211534] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.217061] ? kernel_wait4+0x2e0/0x3f0 [ 310.221042] ? __ia32_sys_waitid+0x140/0x140 [ 310.225441] ? setup_sigcontext+0x7d0/0x7d0 [ 310.229755] ? task_stopped_code+0x190/0x190 [ 310.234153] ? exit_to_usermode_loop+0x8c/0x380 [ 310.238852] ? exit_to_usermode_loop+0x8c/0x380 [ 310.243509] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 310.248085] ? trace_hardirqs_on+0xbd/0x310 [ 310.252401] ? __do_sys_wait4+0xaf/0x150 [ 310.256457] ? do_syscall_64+0x6be/0x820 [ 310.260511] ? do_syscall_64+0x9a/0x820 [ 310.264476] ? do_syscall_64+0x9a/0x820 [ 310.268446] exit_to_usermode_loop+0x2e5/0x380 [ 310.273027] ? __bpf_trace_sys_exit+0x30/0x30 [ 310.277524] do_syscall_64+0x6be/0x820 [ 310.281400] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 310.286756] ? syscall_return_slowpath+0x5e0/0x5e0 [ 310.291673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.296508] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.301513] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 310.306524] ? prepare_exit_to_usermode+0x291/0x3b0 [ 310.311540] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.316384] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.321558] RIP: 0033:0x41124a [ 310.324749] Code: Bad RIP value. [ 310.328099] RSP: 002b:00007ffc1a8f6208 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 310.335800] RAX: fffffffffffffe00 RBX: 00000000000014f2 RCX: 000000000041124a [ 310.343082] RDX: 0000000040000000 RSI: 00007ffc1a8f6214 RDI: ffffffffffffffff [ 310.350337] RBP: 000000000072c988 R08: 00000000000014ee R09: 00000000019c8940 [ 310.357589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 310.364842] R13: 0000000000412e50 R14: 0000000000000000 R15: 0000000000000000 [ 310.372118] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 310.372160] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.379030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.379034] Call Trace: [ 310.379039] [ 310.379051] dump_stack+0x244/0x39d [ 310.379067] ? dump_stack_print_info.cold.1+0x20/0x20 [ 310.406417] syz-fuzzer invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 310.408356] warn_alloc.cold.117+0xb7/0x1bd [ 310.424077] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 310.428927] ? lock_downgrade+0x900/0x900 [ 310.433073] ? trace_hardirqs_off+0xb8/0x310 [ 310.433443] syz-fuzzer cpuset=/ [ 310.437478] ? trace_hardirqs_off+0xb8/0x310 [ 310.437499] __alloc_pages_slowpath+0x2660/0x2d70 [ 310.437529] ? warn_alloc+0x120/0x120 [ 310.437542] ? warn_alloc+0x120/0x120 [ 310.437554] ? print_usage_bug+0xc0/0xc0 [ 310.437565] ? warn_alloc+0x120/0x120 [ 310.437576] ? print_usage_bug+0xc0/0xc0 [ 310.437586] ? __lock_acquire+0x62f/0x4c20 [ 310.437596] ? __lock_acquire+0x62f/0x4c20 [ 310.437611] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.437623] ? should_fail+0x22d/0xd01 [ 310.437639] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.437652] ? __lock_acquire+0x62f/0x4c20 [ 310.441187] mems_allowed=0 [ 310.445481] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.504829] ? __lock_acquire+0x62f/0x4c20 [ 310.509048] ? should_fail+0x22d/0xd01 [ 310.512951] ? mark_held_locks+0x130/0x130 [ 310.517201] ? mark_held_locks+0x130/0x130 [ 310.521420] ? zap_class+0x640/0x640 [ 310.525130] ? zap_class+0x640/0x640 [ 310.528833] ? print_usage_bug+0xc0/0xc0 [ 310.532896] ? wq_watchdog_touch+0x9c/0xfe [ 310.537125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.542651] ? check_preemption_disabled+0x48/0x280 [ 310.547663] ? __lock_is_held+0xb5/0x140 [ 310.551720] __alloc_pages_nodemask+0xa80/0xde0 [ 310.556380] ? zap_class+0x640/0x640 [ 310.560086] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 310.565102] ? find_held_lock+0x36/0x1c0 [ 310.569172] ? ____cache_alloc_node+0x1c7/0x1e0 [ 310.573836] ? lock_downgrade+0x900/0x900 [ 310.577993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.583522] cache_grow_begin+0xa5/0x8c0 [ 310.587570] ? do_raw_spin_unlock+0xa7/0x330 [ 310.591985] fallback_alloc+0x204/0x2e0 [ 310.595976] ____cache_alloc_node+0x1c7/0x1e0 [ 310.600482] kmem_cache_alloc_node+0xe3/0x730 [ 310.604969] ? ipv6_get_ifaddr+0x42e/0x620 [ 310.609202] __alloc_skb+0x119/0x770 [ 310.612923] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.618197] ? netdev_alloc_frag+0x1f0/0x1f0 [ 310.622595] ? lock_downgrade+0x900/0x900 [ 310.626745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.632282] ? refcount_sub_and_test_checked+0x203/0x310 [ 310.637730] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 310.643179] ? addrconf_rs_timer+0x690/0x690 [ 310.647589] ndisc_alloc_skb+0x144/0x340 [ 310.651648] ndisc_send_rs+0x331/0x6e0 [ 310.655553] addrconf_rs_timer+0x314/0x690 [ 310.659798] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.664046] call_timer_fn+0x272/0x920 [ 310.667948] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.672182] ? process_timeout+0x40/0x40 [ 310.676251] ? __run_timers+0x7da/0xc70 [ 310.680222] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.684706] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.689190] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.693436] ? lockdep_hardirqs_on+0x296/0x5b0 [ 310.698122] ? trace_hardirqs_on+0xbd/0x310 [ 310.702434] ? kasan_check_read+0x11/0x20 [ 310.706575] ? __run_timers+0x7da/0xc70 [ 310.710543] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.715671] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.719899] __run_timers+0x7e5/0xc70 [ 310.723706] ? timer_fixup_init+0x70/0x70 [ 310.727877] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 310.732893] ? zap_class+0x640/0x640 [ 310.736629] ? enqueue_hrtimer+0x1a5/0x560 [ 310.740857] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 310.746056] ? find_held_lock+0x36/0x1c0 [ 310.750112] ? zap_class+0x640/0x640 [ 310.753829] ? pvclock_read_flags+0x160/0x160 [ 310.758321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.763862] ? check_preemption_disabled+0x48/0x280 [ 310.768877] ? __lock_is_held+0xb5/0x140 [ 310.772931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.778459] ? check_preemption_disabled+0x48/0x280 [ 310.783501] run_timer_softirq+0x52/0xb0 [ 310.787570] ? rcu_read_lock_sched_held+0x14f/0x180 [ 310.792583] __do_softirq+0x308/0xb7e [ 310.796386] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 310.800890] ? lock_downgrade+0x900/0x900 [ 310.805034] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 310.810134] ? pvclock_read_flags+0x160/0x160 [ 310.814624] ? lapic_next_event+0x5a/0x90 [ 310.818775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.824307] ? kvm_clock_read+0x18/0x30 [ 310.828270] ? kvm_sched_clock_read+0x9/0x20 [ 310.832674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.838201] ? check_preemption_disabled+0x48/0x280 [ 310.843220] irq_exit+0x17f/0x1c0 [ 310.846663] smp_apic_timer_interrupt+0x1cb/0x760 [ 310.851496] ? smp_call_function_single_interrupt+0x159/0x650 [ 310.857378] ? smp_call_function_single_interrupt+0x650/0x650 [ 310.863253] ? interrupt_entry+0xb5/0xc0 [ 310.867309] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.872320] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.877331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.882166] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.887173] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.892182] ? task_prio+0x50/0x50 [ 310.895719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.901251] ? check_preemption_disabled+0x48/0x280 [ 310.906264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.911117] apic_timer_interrupt+0xf/0x20 [ 310.915340] [ 310.917570] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 310.923449] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 310.942335] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 310.950036] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 310.957296] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 310.964559] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 310.971833] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 310.979091] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 310.986374] ? save_stack+0xa9/0xd0 [ 310.990006] __kmalloc_node_track_caller+0x33/0x70 [ 310.994931] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 310.999689] pskb_expand_head+0x230/0x10f0 [ 311.003926] ? memcpy+0x45/0x50 [ 311.007207] ? __copy_skb_header+0x350/0x6b0 [ 311.011611] ? skb_release_data+0x880/0x880 [ 311.015949] ? __alloc_skb+0x770/0x770 [ 311.019846] ? __lock_is_held+0xb5/0x140 [ 311.023907] ? kasan_check_write+0x14/0x20 [ 311.028650] ? __skb_clone+0x6c7/0xa00 [ 311.032539] ? __copy_skb_header+0x6b0/0x6b0 [ 311.036940] ? kmem_cache_alloc+0x33a/0x730 [ 311.041264] skb_ensure_writable+0x3dd/0x640 [ 311.045665] ? skb_checksum_setup+0xaa0/0xaa0 [ 311.050154] ? check_preemption_disabled+0x48/0x280 [ 311.055172] ? __this_cpu_preempt_check+0x1c/0x20 [ 311.060013] ? __bpf_redirect+0x54b/0xb20 [ 311.064162] bpf_clone_redirect+0x14a/0x490 [ 311.068494] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 311.073511] ? __sched_text_start+0x8/0x8 [ 311.077765] ? retint_kernel+0x2d/0x2d [ 311.081652] ? find_held_lock+0x36/0x1c0 [ 311.085708] ? lock_acquire+0x1ed/0x520 [ 311.089674] ? bpf_test_run+0x3cb/0x780 [ 311.093651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.099183] ? check_preemption_disabled+0x48/0x280 [ 311.104216] ? kasan_check_read+0x11/0x20 [ 311.108357] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.113632] ? rcu_softirq_qs+0x20/0x20 [ 311.117602] ? preempt_schedule+0x4d/0x60 [ 311.121749] ? ___preempt_schedule+0x16/0x18 [ 311.126179] ? bpf_test_run+0x25d/0x780 [ 311.130157] ? netlink_diag_dump+0x2a0/0x2a0 [ 311.134565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.140098] ? bpf_test_init.isra.10+0x70/0x100 [ 311.144787] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 311.149564] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 311.154418] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 311.159949] ? fput+0x130/0x1a0 [ 311.164049] ? __bpf_prog_get+0x9b/0x290 [ 311.168102] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 311.172934] ? bpf_prog_test_run+0x130/0x1a0 [ 311.177340] ? __x64_sys_bpf+0x3d8/0x520 [ 311.181392] ? bpf_prog_get+0x20/0x20 [ 311.185218] ? do_syscall_64+0x1b9/0x820 [ 311.189268] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 311.194802] ? syscall_return_slowpath+0x5e0/0x5e0 [ 311.199736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.204578] ? trace_hardirqs_on_caller+0x310/0x310 [ 311.209599] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 311.214613] ? prepare_exit_to_usermode+0x291/0x3b0 [ 311.219633] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.224473] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.229840] warn_alloc_show_mem: 1 callbacks suppressed [ 311.229843] Mem-Info: [ 311.236225] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 311.237602] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 311.237602] active_file:9 inactive_file:21 isolated_file:0 [ 311.237602] unevictable:0 dirty:0 writeback:0 unstable:0 [ 311.237602] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 311.237602] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 311.237602] free:13789 free_pcp:258 free_cma:0 [ 311.244248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.277028] Node 0 active_anon:134656kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 311.286349] Call Trace: [ 311.313568] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 311.316157] dump_stack+0x244/0x39d [ 311.316174] ? dump_stack_print_info.cold.1+0x20/0x20 [ 311.342243] lowmem_reserve[]: 0 [ 311.345867] dump_header+0x27b/0xf72 [ 311.351027] 2818 6321 [ 311.354303] ? mark_held_locks+0x130/0x130 [ 311.357976] 6321 [ 311.360466] ? pagefault_out_of_memory+0x197/0x197 [ 311.364664] Node 0 [ 311.366709] ? __lock_acquire+0x62f/0x4c20 [ 311.371630] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 311.373829] ? zap_class+0x640/0x640 [ 311.378029] lowmem_reserve[]: [ 311.405166] ? percpu_ref_get_many+0x240/0x240 [ 311.408859] 0 [ 311.411945] ? print_usage_bug+0xc0/0xc0 [ 311.416488] 0 3503 [ 311.418279] ? print_usage_bug+0xc0/0xc0 [ 311.422299] 3503 [ 311.424524] ? zap_class+0x640/0x640 [ 311.428549] Node 0 [ 311.430597] ? print_usage_bug+0xc0/0xc0 [ 311.434300] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:784kB local_pcp:248kB free_cma:0kB [ 311.436499] ? print_usage_bug+0xc0/0xc0 [ 311.440525] lowmem_reserve[]: [ 311.468787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.472810] 0 0 [ 311.475901] ? find_held_lock+0x36/0x1c0 [ 311.481401] 0 0 [ 311.483381] ? mark_held_locks+0xc7/0x130 [ 311.489358] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 311.493470] Node 0 [ 311.498545] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 311.498552] DMA: [ 311.500769] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 311.505838] 1*4kB [ 311.507884] ? trace_hardirqs_on+0xbd/0x310 [ 311.512428] (U) [ 311.514560] ? kasan_check_read+0x11/0x20 [ 311.518840] 0*8kB 0*16kB [ 311.520804] ? ___ratelimit+0x3b4/0x672 [ 311.524928] 1*32kB [ 311.527666] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.531603] (U) [ 311.533822] ? trace_hardirqs_on+0x310/0x310 [ 311.538885] 2*64kB (U) [ 311.540851] ? lock_downgrade+0x900/0x900 [ 311.545227] 1*128kB [ 311.547795] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.551903] (U) [ 311.554228] ? ___ratelimit+0x3b9/0x672 [ 311.559296] 1*256kB (U) [ 311.561258] ? idr_get_free+0xec0/0xec0 [ 311.565193] 0*512kB 1*1024kB [ 311.567853] ? find_held_lock+0x36/0x1c0 [ 311.571794] (U) 1*2048kB [ 311.574889] oom_kill_process.cold.27+0x10/0x903 [ 311.578909] (M) 3*4096kB [ 311.581653] ? zap_class+0x640/0x640 [ 311.586371] (M) [ 311.589114] ? check_preemption_disabled+0x48/0x280 [ 311.592789] = 15908kB [ 311.592795] Node 0 [ 311.594760] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.599740] DMA32: 3*4kB [ 311.602156] ? kasan_check_read+0x11/0x20 [ 311.604356] (UM) 283*8kB [ 311.609291] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.612015] (UM) [ 311.616141] ? oom_evaluate_task+0x540/0x540 [ 311.618866] 189*16kB [ 311.624129] ? find_held_lock+0x36/0x1c0 [ 311.626159] (UM) [ 311.630554] ? out_of_memory+0x974/0x1430 [ 311.632929] 116*32kB (M) [ 311.636978] ? lock_downgrade+0x900/0x900 [ 311.639005] 38*64kB (M) [ 311.643140] ? check_preemption_disabled+0x48/0x280 [ 311.645866] 10*128kB [ 311.649996] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.652634] (M) [ 311.657631] ? kasan_check_read+0x11/0x20 [ 311.660006] 5*256kB (UM) [ 311.664924] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.666862] 4*512kB (UM) [ 311.671002] ? rcu_softirq_qs+0x20/0x20 [ 311.673744] 3*1024kB [ 311.679007] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.681732] (M) [ 311.685721] ? oom_evaluate_task+0x302/0x540 [ 311.688100] 3*2048kB (UM) [ 311.693628] out_of_memory+0xa84/0x1430 [ 311.695568] 0*4096kB = 25268kB [ 311.699967] ? oom_killer_disable+0x3a0/0x3a0 [ 311.702777] Node 0 [ 311.706736] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 311.709889] Normal: 191*4kB [ 311.714371] ? __mutex_add_waiter+0x2a0/0x2a0 [ 311.716571] (UME) 564*8kB [ 311.721490] __alloc_pages_slowpath+0x22d4/0x2d70 [ 311.724468] (UMEH) [ 311.728965] ? warn_alloc+0x120/0x120 [ 311.731771] 243*16kB (UMEH) [ 311.736601] ? rcu_softirq_qs+0x20/0x20 [ 311.738808] 85*32kB (UM) [ 311.742610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.745575] 2*64kB (U) [ 311.749537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.752257] 0*128kB 2*256kB [ 311.757795] ? should_fail+0x22d/0xd01 [ 311.760347] (UH) [ 311.765868] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.768871] 1*512kB [ 311.772738] ? zap_class+0x640/0x640 [ 311.774768] (U) [ 311.779866] ? __lock_is_held+0xb5/0x140 [ 311.782137] 1*1024kB (U) [ 311.785851] ? mark_held_locks+0x130/0x130 [ 311.787791] 0*2048kB [ 311.791834] ? lock_release+0xa00/0xa00 [ 311.794558] 0*4096kB = 14060kB [ 311.798782] ? perf_trace_sched_process_exec+0x860/0x860 [ 311.801169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.805126] ? __might_sleep+0x95/0x190 [ 311.808285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.813713] __alloc_pages_nodemask+0xa80/0xde0 [ 311.822513] 168 total pagecache pages [ 311.826471] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 311.835031] 0 pages in swap cache [ 311.839686] ? __page_cache_alloc+0x191/0x5c0 [ 311.843456] Swap cache stats: add 0, delete 0, find 0/0 [ 311.848450] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.851867] Free swap = 0kB [ 311.856344] ? kasan_check_read+0x11/0x20 [ 311.861667] Total swap = 0kB [ 311.861685] 1965979 pages RAM [ 311.866600] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.869578] 0 pages HighMem/MovableOnly [ 311.869585] 342867 pages reserved [ 311.873716] ? zap_class+0x640/0x640 [ 311.876704] 0 pages cma reserved [ 311.879792] ? zap_class+0x640/0x640 [ 311.885085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 311.888986] ? zap_class+0x640/0x640 [ 311.888999] ? __do_page_cache_readahead+0x7ce/0x980 [ 311.889017] ? find_held_lock+0x36/0x1c0 [ 311.892532] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 311.896142] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 311.899487] syz-executor0 cpuset= [ 311.903196] alloc_pages_current+0x173/0x350 [ 311.909649] syz0 [ 311.913355] __page_cache_alloc+0x38c/0x5c0 [ 311.918423] mems_allowed=0 [ 311.922466] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.960333] ? kasan_check_read+0x11/0x20 [ 311.964480] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.969765] ? generic_perform_write+0x6a0/0x6a0 [ 311.974514] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.980038] ? check_preemption_disabled+0x48/0x280 [ 311.985052] filemap_fault+0x1594/0x25f0 [ 311.989114] ? __lock_page_or_retry+0xa00/0xa00 [ 311.993775] ? mark_held_locks+0x130/0x130 [ 311.997999] ? rcu_softirq_qs+0x20/0x20 [ 312.001978] ? filemap_map_pages+0xe04/0x1990 [ 312.006469] ? print_usage_bug+0xc0/0xc0 [ 312.010533] ? find_held_lock+0x36/0x1c0 [ 312.014591] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 312.019525] ? print_usage_bug+0xc0/0xc0 [ 312.023586] ? print_usage_bug+0xc0/0xc0 [ 312.027639] ? __lock_acquire+0x62f/0x4c20 [ 312.031887] ? lock_acquire+0x1ed/0x520 [ 312.035851] ? ext4_filemap_fault+0x7a/0xad [ 312.040176] ? lock_release+0xa00/0xa00 [ 312.044145] ? perf_trace_sched_process_exec+0x860/0x860 [ 312.049590] ? print_usage_bug+0xc0/0xc0 [ 312.053645] ? print_usage_bug+0xc0/0xc0 [ 312.057708] ? down_read+0x8d/0x120 [ 312.061324] ? ext4_filemap_fault+0x7a/0xad [ 312.065635] ? __down_interruptible+0x700/0x700 [ 312.070318] ext4_filemap_fault+0x82/0xad [ 312.074462] __do_fault+0x100/0x6b0 [ 312.078088] ? pmd_devmap_trans_unstable+0x220/0x220 [ 312.083190] ? mark_held_locks+0x130/0x130 [ 312.087421] ? mark_held_locks+0x130/0x130 [ 312.091649] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 312.097194] ? rcu_pm_notify+0xc0/0xc0 [ 312.101081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.106647] __handle_mm_fault+0x307c/0x5920 [ 312.111063] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 312.115896] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.120384] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 312.124959] ? trace_hardirqs_on+0xbd/0x310 [ 312.129267] ? kasan_check_read+0x11/0x20 [ 312.133400] ? __set_current_blocked+0xdf/0x120 [ 312.138056] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.143162] ? zap_class+0x640/0x640 [ 312.146865] ? zap_class+0x640/0x640 [ 312.150570] ? find_held_lock+0x36/0x1c0 [ 312.154623] ? handle_mm_fault+0x42a/0xc70 [ 312.158861] ? lock_downgrade+0x900/0x900 [ 312.163013] ? check_preemption_disabled+0x48/0x280 [ 312.168021] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 312.172935] ? kasan_check_read+0x11/0x20 [ 312.177070] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.182343] ? rcu_softirq_qs+0x20/0x20 [ 312.186308] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.191399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.196922] ? check_preemption_disabled+0x48/0x280 [ 312.201931] handle_mm_fault+0x54f/0xc70 [ 312.205983] ? __handle_mm_fault+0x5920/0x5920 [ 312.210554] ? find_vma+0x34/0x190 [ 312.214087] __do_page_fault+0x5e8/0xe60 [ 312.218137] ? exit_to_usermode_loop+0x1f4/0x380 [ 312.222891] do_page_fault+0xf2/0x7e0 [ 312.226680] ? vmalloc_sync_all+0x30/0x30 [ 312.230817] ? error_entry+0x70/0xd0 [ 312.234520] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.239521] ? trace_hardirqs_on_caller+0xc0/0x310 [ 312.244437] ? syscall_return_slowpath+0x5e0/0x5e0 [ 312.249356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.254186] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.259192] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 312.264636] ? prepare_exit_to_usermode+0x291/0x3b0 [ 312.269655] ? page_fault+0x8/0x30 [ 312.273184] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.278021] ? page_fault+0x8/0x30 [ 312.281549] page_fault+0x1e/0x30 [ 312.284990] RIP: 0033:0x45db60 [ 312.288181] Code: Bad RIP value. [ 312.291542] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 312.296891] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 312.304152] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 312.311406] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 312.318662] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 312.325917] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 312.333189] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 312.333383] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.340100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.350296] syz-fuzzer cpuset= [ 312.359621] Call Trace: [ 312.359628] / [ 312.362812] [ 312.365372] mems_allowed=0 [ 312.367068] dump_stack+0x244/0x39d [ 312.375719] ? dump_stack_print_info.cold.1+0x20/0x20 [ 312.380913] warn_alloc.cold.117+0xb7/0x1bd [ 312.385242] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 312.390078] ? lock_downgrade+0x900/0x900 [ 312.394217] ? trace_hardirqs_off+0xb8/0x310 [ 312.398621] ? trace_hardirqs_off+0xb8/0x310 [ 312.403032] __alloc_pages_slowpath+0x2660/0x2d70 [ 312.407883] ? warn_alloc+0x120/0x120 [ 312.411676] ? warn_alloc+0x120/0x120 [ 312.415463] ? print_usage_bug+0xc0/0xc0 [ 312.419524] ? warn_alloc+0x120/0x120 [ 312.423309] ? print_usage_bug+0xc0/0xc0 [ 312.427353] ? __lock_acquire+0x62f/0x4c20 [ 312.431573] ? __lock_acquire+0x62f/0x4c20 [ 312.435798] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.441321] ? should_fail+0x22d/0xd01 [ 312.445193] ? __lock_acquire+0x62f/0x4c20 [ 312.449416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.454515] ? __lock_acquire+0x62f/0x4c20 [ 312.458742] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.463840] ? __lock_acquire+0x62f/0x4c20 [ 312.468065] ? should_fail+0x22d/0xd01 [ 312.471951] ? mark_held_locks+0x130/0x130 [ 312.476191] ? mark_held_locks+0x130/0x130 [ 312.480412] ? zap_class+0x640/0x640 [ 312.484120] ? zap_class+0x640/0x640 [ 312.487826] ? print_usage_bug+0xc0/0xc0 [ 312.491873] ? wq_watchdog_touch+0x9c/0xfe [ 312.496208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.501737] ? check_preemption_disabled+0x48/0x280 [ 312.506748] ? __lock_is_held+0xb5/0x140 [ 312.510804] __alloc_pages_nodemask+0xa80/0xde0 [ 312.515462] ? zap_class+0x640/0x640 [ 312.519170] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 312.524182] ? find_held_lock+0x36/0x1c0 [ 312.528255] ? ____cache_alloc_node+0x1c7/0x1e0 [ 312.532917] ? lock_downgrade+0x900/0x900 [ 312.537055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.542606] cache_grow_begin+0xa5/0x8c0 [ 312.546670] ? do_raw_spin_unlock+0xa7/0x330 [ 312.551073] fallback_alloc+0x204/0x2e0 [ 312.555037] ____cache_alloc_node+0x1c7/0x1e0 [ 312.559527] kmem_cache_alloc_node+0xe3/0x730 [ 312.564023] ? ipv6_get_ifaddr+0x42e/0x620 [ 312.568252] __alloc_skb+0x119/0x770 [ 312.571956] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.577240] ? netdev_alloc_frag+0x1f0/0x1f0 [ 312.581651] ? lock_downgrade+0x900/0x900 [ 312.585791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.591320] ? refcount_sub_and_test_checked+0x203/0x310 [ 312.596772] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 312.602207] ? addrconf_rs_timer+0x690/0x690 [ 312.606618] ndisc_alloc_skb+0x144/0x340 [ 312.610688] ndisc_send_rs+0x331/0x6e0 [ 312.614568] addrconf_rs_timer+0x314/0x690 [ 312.618796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.623035] call_timer_fn+0x272/0x920 [ 312.626911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.631135] ? process_timeout+0x40/0x40 [ 312.635189] ? __run_timers+0x7da/0xc70 [ 312.639151] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.643644] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.648122] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.652341] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.656911] ? trace_hardirqs_on+0xbd/0x310 [ 312.661217] ? kasan_check_read+0x11/0x20 [ 312.665351] ? __run_timers+0x7da/0xc70 [ 312.669312] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.674407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.678631] __run_timers+0x7e5/0xc70 [ 312.682426] ? timer_fixup_init+0x70/0x70 [ 312.686562] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 312.691583] ? zap_class+0x640/0x640 [ 312.695306] ? enqueue_hrtimer+0x1a5/0x560 [ 312.699541] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 312.704724] ? find_held_lock+0x36/0x1c0 [ 312.708778] ? zap_class+0x640/0x640 [ 312.712482] ? pvclock_read_flags+0x160/0x160 [ 312.716969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.722495] ? check_preemption_disabled+0x48/0x280 [ 312.727516] ? __lock_is_held+0xb5/0x140 [ 312.731567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.737088] ? check_preemption_disabled+0x48/0x280 [ 312.742104] run_timer_softirq+0x52/0xb0 [ 312.746153] ? rcu_read_lock_sched_held+0x14f/0x180 [ 312.751157] __do_softirq+0x308/0xb7e [ 312.754944] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 312.759428] ? lock_downgrade+0x900/0x900 [ 312.763564] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 312.768662] ? pvclock_read_flags+0x160/0x160 [ 312.773161] ? lapic_next_event+0x5a/0x90 [ 312.777300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.782832] ? kvm_clock_read+0x18/0x30 [ 312.786816] ? kvm_sched_clock_read+0x9/0x20 [ 312.791218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.796744] ? check_preemption_disabled+0x48/0x280 [ 312.801756] irq_exit+0x17f/0x1c0 [ 312.805199] smp_apic_timer_interrupt+0x1cb/0x760 [ 312.810026] ? smp_call_function_single_interrupt+0x159/0x650 [ 312.815893] ? smp_call_function_single_interrupt+0x650/0x650 [ 312.821760] ? interrupt_entry+0xb5/0xc0 [ 312.825806] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.830809] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.835811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.840640] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.845644] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.850646] ? task_prio+0x50/0x50 [ 312.854175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.859697] ? check_preemption_disabled+0x48/0x280 [ 312.864720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.869554] apic_timer_interrupt+0xf/0x20 [ 312.873774] [ 312.875998] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 312.881874] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 312.900764] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 312.908470] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 312.915725] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 312.922980] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 312.930232] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 312.937485] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 312.944760] ? save_stack+0xa9/0xd0 [ 312.948381] __kmalloc_node_track_caller+0x33/0x70 [ 312.953297] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 312.958043] pskb_expand_head+0x230/0x10f0 [ 312.962269] ? memcpy+0x45/0x50 [ 312.965553] ? __copy_skb_header+0x350/0x6b0 [ 312.969957] ? skb_release_data+0x880/0x880 [ 312.974263] ? __alloc_skb+0x770/0x770 [ 312.978159] ? __lock_is_held+0xb5/0x140 [ 312.982209] ? kasan_check_write+0x14/0x20 [ 312.986427] ? __skb_clone+0x6c7/0xa00 [ 312.990301] ? __copy_skb_header+0x6b0/0x6b0 [ 312.994697] ? kmem_cache_alloc+0x33a/0x730 [ 312.999014] skb_ensure_writable+0x3dd/0x640 [ 313.003409] ? skb_checksum_setup+0xaa0/0xaa0 [ 313.007906] ? check_preemption_disabled+0x48/0x280 [ 313.012916] ? __this_cpu_preempt_check+0x1c/0x20 [ 313.017746] ? __bpf_redirect+0x54b/0xb20 [ 313.021889] bpf_clone_redirect+0x14a/0x490 [ 313.026632] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 313.031645] ? __sched_text_start+0x8/0x8 [ 313.035780] ? retint_kernel+0x2d/0x2d [ 313.039659] ? find_held_lock+0x36/0x1c0 [ 313.043713] ? lock_acquire+0x1ed/0x520 [ 313.047676] ? bpf_test_run+0x3cb/0x780 [ 313.051655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.057179] ? check_preemption_disabled+0x48/0x280 [ 313.062182] ? kasan_check_read+0x11/0x20 [ 313.066313] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.071590] ? rcu_softirq_qs+0x20/0x20 [ 313.075553] ? preempt_schedule+0x4d/0x60 [ 313.079708] ? ___preempt_schedule+0x16/0x18 [ 313.084109] ? bpf_test_run+0x25d/0x780 [ 313.088080] ? netlink_diag_dump+0x2a0/0x2a0 [ 313.092476] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.098002] ? bpf_test_init.isra.10+0x70/0x100 [ 313.102669] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 313.107419] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 313.112253] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 313.117777] ? fput+0x130/0x1a0 [ 313.121047] ? __bpf_prog_get+0x9b/0x290 [ 313.125101] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 313.129933] ? bpf_prog_test_run+0x130/0x1a0 [ 313.134346] ? __x64_sys_bpf+0x3d8/0x520 [ 313.138398] ? bpf_prog_get+0x20/0x20 [ 313.142199] ? do_syscall_64+0x1b9/0x820 [ 313.146247] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 313.151607] ? syscall_return_slowpath+0x5e0/0x5e0 [ 313.156523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.161359] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.166370] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 313.171379] ? prepare_exit_to_usermode+0x291/0x3b0 [ 313.176398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.181238] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.186608] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 313.186609] Mem-Info: [ 313.186634] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 313.186634] active_file:9 inactive_file:21 isolated_file:0 [ 313.186634] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.186634] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 313.186634] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 313.186634] free:13789 free_pcp:258 free_cma:0 [ 313.193257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.193263] Call Trace: [ 313.195809] Node 0 active_anon:134656kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 313.228565] [ 313.237893] Node 0 [ 313.240460] dump_stack+0x244/0x39d [ 313.267682] 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 [ 313.269815] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.272017] lowmem_reserve[]: [ 313.275630] warn_alloc.cold.117+0xb7/0x1bd [ 313.301098] 0 [ 313.306265] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.309336] 2818 [ 313.313638] ? lock_downgrade+0x900/0x900 [ 313.315407] 6321 [ 313.320229] ? trace_hardirqs_off+0xb8/0x310 [ 313.322250] 6321 [ 313.326386] ? trace_hardirqs_off+0xb8/0x310 [ 313.328416] Node 0 [ 313.332808] __alloc_pages_slowpath+0x2660/0x2d70 [ 313.334857] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 313.339248] ? warn_alloc+0x120/0x120 [ 313.341429] lowmem_reserve[]: 0 [ 313.346259] ? find_held_lock+0x36/0x1c0 [ 313.373371] 0 3503 [ 313.377158] ? warn_alloc+0x120/0x120 [ 313.380399] 3503 [ 313.384445] ? print_usage_bug+0xc0/0xc0 [ 313.386657] Node 0 [ 313.390436] ? warn_alloc+0x120/0x120 [ 313.392488] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:784kB local_pcp:248kB free_cma:0kB [ 313.396510] ? print_usage_bug+0xc0/0xc0 [ 313.398715] lowmem_reserve[]: [ 313.402496] ? check_preemption_disabled+0x48/0x280 [ 313.430746] 0 0 [ 313.434793] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 313.437861] 0 0 [ 313.442860] ? kasan_check_read+0x11/0x20 [ 313.444806] Node 0 [ 313.449717] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.451657] DMA: 1*4kB [ 313.455881] ? should_fail+0x22d/0xd01 [ 313.458087] (U) [ 313.463607] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.466160] 0*8kB [ 313.470029] ? __lock_acquire+0x62f/0x4c20 [ 313.471973] 0*16kB [ 313.477057] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.479168] 1*32kB (U) [ 313.483385] ? __lock_acquire+0x62f/0x4c20 [ 313.483395] ? should_fail+0x22d/0xd01 [ 313.485600] 2*64kB (U) [ 313.490689] ? mark_held_locks+0x130/0x130 [ 313.493231] 1*128kB (U) [ 313.497451] ? mark_held_locks+0x130/0x130 [ 313.501299] 1*256kB (U) [ 313.503874] ? try_to_wake_up+0x10a/0x12e0 [ 313.508071] 0*512kB [ 313.510721] ? zap_class+0x640/0x640 [ 313.514923] 1*1024kB [ 313.517588] ? print_usage_bug+0xc0/0xc0 [ 313.521789] (U) [ 313.524093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.527767] 1*2048kB (M) [ 313.530160] ? check_preemption_disabled+0x48/0x280 [ 313.534180] 3*4096kB (M) [ 313.536147] ? __lock_is_held+0xb5/0x140 [ 313.541641] = 15908kB [ 313.541647] Node 0 [ 313.544384] __alloc_pages_nodemask+0xa80/0xde0 [ 313.549360] DMA32: 3*4kB [ 313.552102] ? zap_class+0x640/0x640 [ 313.556130] (UM) [ 313.558523] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 313.560728] 283*8kB (UM) [ 313.565390] ? find_held_lock+0x36/0x1c0 [ 313.568107] 189*16kB (UM) [ 313.571812] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.573836] 116*32kB (M) [ 313.578836] ? lock_downgrade+0x900/0x900 [ 313.581561] 38*64kB [ 313.585605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.588407] (M) 10*128kB [ 313.593064] cache_grow_begin+0xa5/0x8c0 [ 313.595787] (M) [ 313.599931] ? do_raw_spin_unlock+0xa7/0x330 [ 313.602219] 5*256kB (UM) [ 313.607748] fallback_alloc+0x204/0x2e0 [ 313.610473] 4*512kB [ 313.614517] ____cache_alloc_node+0x1c7/0x1e0 [ 313.616457] (UM) 3*1024kB [ 313.620854] kmem_cache_alloc_node+0xe3/0x730 [ 313.623590] (M) [ 313.627568] ? ipv6_get_ifaddr+0x42e/0x620 [ 313.629855] 3*2048kB (UM) [ 313.634342] __alloc_skb+0x119/0x770 [ 313.637149] 0*4096kB = 25268kB [ 313.641675] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.643624] Node 0 [ 313.647844] ? netdev_alloc_frag+0x1f0/0x1f0 [ 313.650650] Normal: 191*4kB [ 313.654354] ? lock_downgrade+0x900/0x900 [ 313.657507] (UME) 564*8kB [ 313.662781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.665094] (UMEH) [ 313.669484] ? refcount_sub_and_test_checked+0x203/0x310 [ 313.672464] 243*16kB (UMEH) [ 313.676616] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 313.679427] 85*32kB (UM) [ 313.684950] ? addrconf_rs_timer+0x690/0x690 [ 313.687152] 2*64kB (U) [ 313.692598] ndisc_alloc_skb+0x144/0x340 [ 313.695579] 0*128kB [ 313.701011] ndisc_send_rs+0x331/0x6e0 [ 313.703738] 2*256kB (UH) [ 313.708136] addrconf_rs_timer+0x314/0x690 [ 313.710687] 1*512kB [ 313.714727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.717012] (U) 1*1024kB [ 313.720894] call_timer_fn+0x272/0x920 [ 313.723613] (U) [ 313.727827] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.730115] 0*2048kB 0*4096kB [ 313.734338] ? process_timeout+0x40/0x40 [ 313.737061] = 14060kB [ 313.740934] ? mark_held_locks+0xc7/0x130 [ 313.742882] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 313.747089] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.750249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 313.754286] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.756663] 168 total pagecache pages [ 313.760789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.769601] 0 pages in swap cache [ 313.774068] ? lockdep_hardirqs_on+0x296/0x5b0 [ 313.782620] Swap cache stats: add 0, delete 0, find 0/0 [ 313.787093] ? trace_hardirqs_on+0xbd/0x310 [ 313.790862] Free swap = 0kB [ 313.795073] ? kasan_check_read+0x11/0x20 [ 313.798491] Total swap = 0kB [ 313.803050] ? __run_timers+0x7da/0xc70 [ 313.808380] 1965979 pages RAM [ 313.812681] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.815664] 0 pages HighMem/MovableOnly [ 313.815671] 342867 pages reserved [ 313.819802] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.822779] 0 pages cma reserved [ 313.822836] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.826742] __run_timers+0x7e5/0xc70 [ 313.829892] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.834907] ? timer_fixup_init+0x70/0x70 [ 313.838841] syz-executor0 cpuset= [ 313.842275] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 313.846475] syz0 [ 313.849822] ? zap_class+0x640/0x640 [ 313.856282] mems_allowed=0 [ 313.860059] ? print_usage_bug+0xc0/0xc0 [ 313.895645] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 313.900827] ? find_held_lock+0x36/0x1c0 [ 313.904886] ? zap_class+0x640/0x640 [ 313.908592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.914117] ? check_preemption_disabled+0x48/0x280 [ 313.919129] ? __lock_is_held+0xb5/0x140 [ 313.923174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.928697] ? check_preemption_disabled+0x48/0x280 [ 313.933706] run_timer_softirq+0x52/0xb0 [ 313.937756] ? rcu_read_lock_sched_held+0x14f/0x180 [ 313.942776] __do_softirq+0x308/0xb7e [ 313.946565] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 313.951064] ? lock_downgrade+0x900/0x900 [ 313.955203] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 313.960304] ? pvclock_read_flags+0x160/0x160 [ 313.964790] ? lapic_next_event+0x5a/0x90 [ 313.968927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.974456] ? kvm_clock_read+0x18/0x30 [ 313.978417] ? kvm_sched_clock_read+0x9/0x20 [ 313.982813] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.988339] ? check_preemption_disabled+0x48/0x280 [ 313.993350] irq_exit+0x17f/0x1c0 [ 313.996791] smp_apic_timer_interrupt+0x1cb/0x760 [ 314.001617] ? smp_reschedule_interrupt+0x109/0x650 [ 314.006641] ? smp_call_function_single_interrupt+0x650/0x650 [ 314.012517] ? interrupt_entry+0xb5/0xc0 [ 314.016563] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.021568] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.026580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.031407] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.036413] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.041430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.046270] apic_timer_interrupt+0xf/0x20 [ 314.050487] [ 314.052718] RIP: 0010:dump_stack+0x358/0x39d [ 314.057116] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 314.076004] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 314.083699] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 314.090956] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 314.098208] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 314.105465] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 314.112724] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 314.119987] ? dump_stack+0x34f/0x39d [ 314.123791] ? dump_stack_print_info.cold.1+0x20/0x20 [ 314.128977] dump_header+0x27b/0xf72 [ 314.132687] ? mark_held_locks+0x130/0x130 [ 314.136915] ? pagefault_out_of_memory+0x197/0x197 [ 314.141840] ? __lock_acquire+0x62f/0x4c20 [ 314.146072] ? zap_class+0x640/0x640 [ 314.149791] ? percpu_ref_get_many+0x240/0x240 [ 314.154378] ? print_usage_bug+0xc0/0xc0 [ 314.158427] ? print_usage_bug+0xc0/0xc0 [ 314.162491] ? zap_class+0x640/0x640 [ 314.166194] ? print_usage_bug+0xc0/0xc0 [ 314.170246] ? print_usage_bug+0xc0/0xc0 [ 314.174319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.179844] ? find_held_lock+0x36/0x1c0 [ 314.183899] ? mark_held_locks+0xc7/0x130 [ 314.188039] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 314.193129] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 314.198218] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 314.202802] ? trace_hardirqs_on+0xbd/0x310 [ 314.207107] ? kasan_check_read+0x11/0x20 [ 314.211239] ? ___ratelimit+0x3b4/0x672 [ 314.215200] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.220292] ? trace_hardirqs_on+0x310/0x310 [ 314.224697] ? lock_downgrade+0x900/0x900 [ 314.228835] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 314.233930] ? ___ratelimit+0x3b9/0x672 [ 314.237898] ? idr_get_free+0xec0/0xec0 [ 314.241863] ? find_held_lock+0x36/0x1c0 [ 314.245919] oom_kill_process.cold.27+0x10/0x903 [ 314.250661] ? zap_class+0x640/0x640 [ 314.254359] ? check_preemption_disabled+0x48/0x280 [ 314.259363] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.264276] ? kasan_check_read+0x11/0x20 [ 314.268414] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.273676] ? oom_evaluate_task+0x540/0x540 [ 314.278074] ? find_held_lock+0x36/0x1c0 [ 314.282141] ? out_of_memory+0x974/0x1430 [ 314.286277] ? lock_downgrade+0x900/0x900 [ 314.290408] ? check_preemption_disabled+0x48/0x280 [ 314.295415] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.300344] ? kasan_check_read+0x11/0x20 [ 314.304483] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.309749] ? rcu_softirq_qs+0x20/0x20 [ 314.313710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.319228] ? oom_evaluate_task+0x302/0x540 [ 314.323624] out_of_memory+0xa84/0x1430 [ 314.327592] ? oom_killer_disable+0x3a0/0x3a0 [ 314.332079] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 314.337005] ? __mutex_add_waiter+0x2a0/0x2a0 [ 314.341504] __alloc_pages_slowpath+0x22d4/0x2d70 [ 314.346358] ? warn_alloc+0x120/0x120 [ 314.350164] ? rcu_softirq_qs+0x20/0x20 [ 314.354143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.359681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.365207] ? should_fail+0x22d/0xd01 [ 314.369083] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.374171] ? zap_class+0x640/0x640 [ 314.377891] ? __lock_is_held+0xb5/0x140 [ 314.381946] ? mark_held_locks+0x130/0x130 [ 314.386175] ? lock_release+0xa00/0xa00 [ 314.390134] ? perf_trace_sched_process_exec+0x860/0x860 [ 314.395579] ? __might_sleep+0x95/0x190 [ 314.399546] __alloc_pages_nodemask+0xa80/0xde0 [ 314.404207] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 314.409229] ? __page_cache_alloc+0x191/0x5c0 [ 314.413710] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.418629] ? kasan_check_read+0x11/0x20 [ 314.422767] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.428033] ? zap_class+0x640/0x640 [ 314.431738] ? zap_class+0x640/0x640 [ 314.435441] ? zap_class+0x640/0x640 [ 314.439154] ? __do_page_cache_readahead+0x7ce/0x980 [ 314.444255] ? find_held_lock+0x36/0x1c0 [ 314.448307] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 314.453838] alloc_pages_current+0x173/0x350 [ 314.458237] __page_cache_alloc+0x38c/0x5c0 [ 314.462560] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.467486] ? kasan_check_read+0x11/0x20 [ 314.471621] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.476885] ? generic_perform_write+0x6a0/0x6a0 [ 314.481641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.487164] ? check_preemption_disabled+0x48/0x280 [ 314.492177] filemap_fault+0x1594/0x25f0 [ 314.496242] ? __lock_page_or_retry+0xa00/0xa00 [ 314.500903] ? mark_held_locks+0x130/0x130 [ 314.505146] ? rcu_softirq_qs+0x20/0x20 [ 314.509120] ? filemap_map_pages+0xe04/0x1990 [ 314.513607] ? print_usage_bug+0xc0/0xc0 [ 314.517681] ? find_held_lock+0x36/0x1c0 [ 314.521730] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 314.526652] ? print_usage_bug+0xc0/0xc0 [ 314.530704] ? print_usage_bug+0xc0/0xc0 [ 314.534765] ? __lock_acquire+0x62f/0x4c20 [ 314.539001] ? lock_acquire+0x1ed/0x520 [ 314.542965] ? ext4_filemap_fault+0x7a/0xad [ 314.547278] ? lock_release+0xa00/0xa00 [ 314.551241] ? perf_trace_sched_process_exec+0x860/0x860 [ 314.556690] ? print_usage_bug+0xc0/0xc0 [ 314.560742] ? print_usage_bug+0xc0/0xc0 [ 314.564801] ? down_read+0x8d/0x120 [ 314.568415] ? ext4_filemap_fault+0x7a/0xad [ 314.572725] ? __down_interruptible+0x700/0x700 [ 314.577390] ext4_filemap_fault+0x82/0xad [ 314.581530] __do_fault+0x100/0x6b0 [ 314.585149] ? pmd_devmap_trans_unstable+0x220/0x220 [ 314.590247] ? mark_held_locks+0x130/0x130 [ 314.594493] ? mark_held_locks+0x130/0x130 [ 314.598716] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 314.604244] ? rcu_pm_notify+0xc0/0xc0 [ 314.608129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.613657] __handle_mm_fault+0x307c/0x5920 [ 314.618061] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 314.622891] ? _raw_spin_unlock_irq+0x27/0x80 [ 314.627379] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 314.631958] ? trace_hardirqs_on+0xbd/0x310 [ 314.636267] ? kasan_check_read+0x11/0x20 [ 314.640406] ? __set_current_blocked+0xdf/0x120 [ 314.645068] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.650168] ? zap_class+0x640/0x640 [ 314.653874] ? zap_class+0x640/0x640 [ 314.657600] ? find_held_lock+0x36/0x1c0 [ 314.661660] ? handle_mm_fault+0x42a/0xc70 [ 314.665888] ? lock_downgrade+0x900/0x900 [ 314.670028] ? check_preemption_disabled+0x48/0x280 [ 314.675041] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.679962] ? kasan_check_read+0x11/0x20 [ 314.684099] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.689372] ? rcu_softirq_qs+0x20/0x20 [ 314.693349] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.698453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.703981] ? check_preemption_disabled+0x48/0x280 [ 314.708996] handle_mm_fault+0x54f/0xc70 [ 314.713052] ? __handle_mm_fault+0x5920/0x5920 [ 314.717630] ? find_vma+0x34/0x190 [ 314.721163] __do_page_fault+0x5e8/0xe60 [ 314.725218] ? exit_to_usermode_loop+0x1f4/0x380 [ 314.729980] do_page_fault+0xf2/0x7e0 [ 314.733770] ? vmalloc_sync_all+0x30/0x30 [ 314.737908] ? error_entry+0x70/0xd0 [ 314.741613] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.746620] ? trace_hardirqs_on_caller+0xc0/0x310 [ 314.751538] ? syscall_return_slowpath+0x5e0/0x5e0 [ 314.756465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.761299] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.766307] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 314.771757] ? prepare_exit_to_usermode+0x291/0x3b0 [ 314.776764] ? page_fault+0x8/0x30 [ 314.780299] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.785136] ? page_fault+0x8/0x30 [ 314.788669] page_fault+0x1e/0x30 [ 314.792114] RIP: 0033:0x45db60 [ 314.795310] Code: Bad RIP value. [ 314.798661] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 314.804014] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 314.811271] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 314.818531] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 314.825797] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 314.833051] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 314.840342] CPU: 0 PID: 7725 Comm: syz-executor0 Not tainted 4.19.0+ #135 [ 314.840391] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 314.847251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.847257] Call Trace: [ 314.853789] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 314.863055] [ 314.865615] syz-fuzzer cpuset= [ 314.875832] dump_stack+0x244/0x39d [ 314.877950] / [ 314.881130] ? dump_stack_print_info.cold.1+0x20/0x20 [ 314.884722] mems_allowed=0 [ 314.886438] warn_alloc.cold.117+0xb7/0x1bd [ 314.898909] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 314.903750] ? lock_downgrade+0x900/0x900 [ 314.907894] ? trace_hardirqs_off+0xb8/0x310 [ 314.912293] ? trace_hardirqs_off+0xb8/0x310 [ 314.916694] __alloc_pages_slowpath+0x2660/0x2d70 [ 314.921548] ? warn_alloc+0x120/0x120 [ 314.925338] ? warn_alloc+0x120/0x120 [ 314.929124] ? print_usage_bug+0xc0/0xc0 [ 314.933173] ? warn_alloc+0x120/0x120 [ 314.936961] ? print_usage_bug+0xc0/0xc0 [ 314.941011] ? __lock_acquire+0x62f/0x4c20 [ 314.945235] ? __lock_acquire+0x62f/0x4c20 [ 314.949465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.954991] ? should_fail+0x22d/0xd01 [ 314.958887] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.963979] ? __lock_acquire+0x62f/0x4c20 [ 314.968216] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.973301] ? __lock_acquire+0x62f/0x4c20 [ 314.977521] ? should_fail+0x22d/0xd01 [ 314.981402] ? mark_held_locks+0x130/0x130 [ 314.985639] ? mark_held_locks+0x130/0x130 [ 314.989865] ? zap_class+0x640/0x640 [ 314.993565] ? print_usage_bug+0xc0/0xc0 [ 314.997618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.003162] ? check_preemption_disabled+0x48/0x280 [ 315.008172] ? __lock_is_held+0xb5/0x140 [ 315.012222] __alloc_pages_nodemask+0xa80/0xde0 [ 315.016873] ? zap_class+0x640/0x640 [ 315.020578] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 315.025594] ? find_held_lock+0x36/0x1c0 [ 315.030149] ? ____cache_alloc_node+0x1c7/0x1e0 [ 315.034823] ? lock_downgrade+0x900/0x900 [ 315.038970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.044515] cache_grow_begin+0xa5/0x8c0 [ 315.048649] ? do_raw_spin_unlock+0xa7/0x330 [ 315.053053] fallback_alloc+0x204/0x2e0 [ 315.057023] ____cache_alloc_node+0x1c7/0x1e0 [ 315.061522] kmem_cache_alloc_node+0xe3/0x730 [ 315.066004] ? ipv6_get_ifaddr+0x42e/0x620 [ 315.070236] __alloc_skb+0x119/0x770 [ 315.073937] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.079214] ? netdev_alloc_frag+0x1f0/0x1f0 [ 315.083616] ? lock_downgrade+0x900/0x900 [ 315.087753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.093280] ? refcount_sub_and_test_checked+0x203/0x310 [ 315.098720] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 315.104158] ? addrconf_rs_timer+0x690/0x690 [ 315.108569] ndisc_alloc_skb+0x144/0x340 [ 315.112624] ndisc_send_rs+0x331/0x6e0 [ 315.116506] addrconf_rs_timer+0x314/0x690 [ 315.120733] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.124962] call_timer_fn+0x272/0x920 [ 315.128841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.133066] ? process_timeout+0x40/0x40 [ 315.137117] ? __run_timers+0x7da/0xc70 [ 315.141078] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.145565] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.150050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.154273] ? lockdep_hardirqs_on+0x296/0x5b0 [ 315.158843] ? trace_hardirqs_on+0xbd/0x310 [ 315.164142] ? kasan_check_read+0x11/0x20 [ 315.168278] ? __run_timers+0x7da/0xc70 [ 315.172242] ? trace_hardirqs_off_caller+0x310/0x310 [ 315.177344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.181571] __run_timers+0x7e5/0xc70 [ 315.185376] ? timer_fixup_init+0x70/0x70 [ 315.189524] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 315.194660] ? zap_class+0x640/0x640 [ 315.198363] ? enqueue_hrtimer+0x1a5/0x560 [ 315.202593] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 315.207798] ? find_held_lock+0x36/0x1c0 [ 315.211855] ? zap_class+0x640/0x640 [ 315.215564] ? pvclock_read_flags+0x160/0x160 [ 315.220051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.225585] ? check_preemption_disabled+0x48/0x280 [ 315.230596] ? __lock_is_held+0xb5/0x140 [ 315.234657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.240182] ? check_preemption_disabled+0x48/0x280 [ 315.245191] run_timer_softirq+0x52/0xb0 [ 315.249244] ? rcu_read_lock_sched_held+0x14f/0x180 [ 315.254252] __do_softirq+0x308/0xb7e [ 315.258049] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 315.262533] ? lock_downgrade+0x900/0x900 [ 315.266672] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 315.271780] ? pvclock_read_flags+0x160/0x160 [ 315.276279] ? lapic_next_event+0x5a/0x90 [ 315.280428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.285975] ? kvm_clock_read+0x18/0x30 [ 315.289940] ? kvm_sched_clock_read+0x9/0x20 [ 315.294344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.299872] ? check_preemption_disabled+0x48/0x280 [ 315.304889] irq_exit+0x17f/0x1c0 [ 315.308336] smp_apic_timer_interrupt+0x1cb/0x760 [ 315.313173] ? smp_call_function_single_interrupt+0x159/0x650 [ 315.319061] ? smp_call_function_single_interrupt+0x650/0x650 [ 315.324931] ? interrupt_entry+0xb5/0xc0 [ 315.328980] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.333982] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.338988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.343823] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.348826] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.353831] ? task_prio+0x50/0x50 [ 315.357362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.362894] ? check_preemption_disabled+0x48/0x280 [ 315.367903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.372741] apic_timer_interrupt+0xf/0x20 [ 315.376959] [ 315.379185] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 [ 315.385058] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 315.403949] RSP: 0000:ffff8801ba0df4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 315.411648] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 315.418912] RDX: 0000000000000000 RSI: ffff8801d16469c0 RDI: 0000000000000286 [ 315.426165] RBP: ffff8801ba0df518 R08: ffff8801d1646140 R09: 0000000000000000 [ 315.433426] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0 [ 315.440695] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286 [ 315.447969] ? save_stack+0xa9/0xd0 [ 315.451589] __kmalloc_node_track_caller+0x33/0x70 [ 315.456508] __kmalloc_reserve.isra.40+0xcc/0xe0 [ 315.461257] pskb_expand_head+0x230/0x10f0 [ 315.465490] ? memcpy+0x45/0x50 [ 315.468758] ? __copy_skb_header+0x350/0x6b0 [ 315.473175] ? skb_release_data+0x880/0x880 [ 315.477482] ? __alloc_skb+0x770/0x770 [ 315.481365] ? __lock_is_held+0xb5/0x140 [ 315.485427] ? kasan_check_write+0x14/0x20 [ 315.489647] ? __skb_clone+0x6c7/0xa00 [ 315.493526] ? __copy_skb_header+0x6b0/0x6b0 [ 315.497921] ? kmem_cache_alloc+0x33a/0x730 [ 315.502242] skb_ensure_writable+0x3dd/0x640 [ 315.506648] ? skb_checksum_setup+0xaa0/0xaa0 [ 315.511130] ? check_preemption_disabled+0x48/0x280 [ 315.516143] ? __this_cpu_preempt_check+0x1c/0x20 [ 315.520973] ? __bpf_redirect+0x54b/0xb20 [ 315.525138] bpf_clone_redirect+0x14a/0x490 [ 315.529457] bpf_prog_bebbfe2050753572+0xe2e/0x1000 [ 315.534461] ? __sched_text_start+0x8/0x8 [ 315.538616] ? retint_kernel+0x2d/0x2d [ 315.542511] ? find_held_lock+0x36/0x1c0 [ 315.546569] ? lock_acquire+0x1ed/0x520 [ 315.550534] ? bpf_test_run+0x3cb/0x780 [ 315.554496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.560025] ? check_preemption_disabled+0x48/0x280 [ 315.565032] ? kasan_check_read+0x11/0x20 [ 315.569167] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.574434] ? rcu_softirq_qs+0x20/0x20 [ 315.578399] ? preempt_schedule+0x4d/0x60 [ 315.582531] ? ___preempt_schedule+0x16/0x18 [ 315.586931] ? bpf_test_run+0x25d/0x780 [ 315.590902] ? netlink_diag_dump+0x2a0/0x2a0 [ 315.595300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.600823] ? bpf_test_init.isra.10+0x70/0x100 [ 315.605483] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 315.610255] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 315.615086] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 315.620611] ? fput+0x130/0x1a0 [ 315.623880] ? __bpf_prog_get+0x9b/0x290 [ 315.627935] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 315.632768] ? bpf_prog_test_run+0x130/0x1a0 [ 315.637166] ? __x64_sys_bpf+0x3d8/0x520 [ 315.641218] ? bpf_prog_get+0x20/0x20 [ 315.645045] ? do_syscall_64+0x1b9/0x820 [ 315.649094] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 315.654448] ? syscall_return_slowpath+0x5e0/0x5e0 [ 315.659378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.664210] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.669227] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 315.674233] ? prepare_exit_to_usermode+0x291/0x3b0 [ 315.679246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.684083] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.689463] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 315.689466] warn_alloc_show_mem: 1 callbacks suppressed [ 315.689472] Mem-Info: [ 315.696121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.701474] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 315.701474] active_file:9 inactive_file:21 isolated_file:0 [ 315.701474] unevictable:0 dirty:0 writeback:0 unstable:0 [ 315.701474] slab_reclaimable:7884 slab_unreclaimable:1514746 [ 315.701474] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 315.701474] free:13789 free_pcp:258 free_cma:0 [ 315.703845] Call Trace: [ 315.713209] Node 0 active_anon:134656kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 315.745966] [ 315.748522] Node 0 [ 315.775767] dump_stack+0x244/0x39d [ 315.777907] 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 [ 315.780109] ? dump_stack_print_info.cold.1+0x20/0x20 [ 315.783695] lowmem_reserve[]: 0 [ 315.809190] warn_alloc.cold.117+0xb7/0x1bd [ 315.814335] 2818 6321 [ 315.817617] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.821904] 6321 [ 315.824388] ? lock_downgrade+0x900/0x900 [ 315.831262] ? trace_hardirqs_off+0xb8/0x310 [ 315.835374] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 315.839786] ? trace_hardirqs_off+0xb8/0x310 [ 315.839807] __alloc_pages_slowpath+0x2660/0x2d70 [ 315.867524] lowmem_reserve[]: 0 [ 315.871951] ? warn_alloc+0x120/0x120 [ 315.876735] 0 3503 [ 315.880017] ? warn_alloc+0x120/0x120 [ 315.883782] 3503 [ 315.886011] ? print_usage_bug+0xc0/0xc0 [ 315.889784] Node 0 [ 315.891834] ? warn_alloc+0x120/0x120 [ 315.895884] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:36kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:784kB local_pcp:248kB free_cma:0kB [ 315.898083] ? print_usage_bug+0xc0/0xc0 [ 315.901845] lowmem_reserve[]: 0 [ 315.930108] ? __lock_acquire+0x62f/0x4c20 [ 315.934136] 0 [ 315.937402] ? __lock_acquire+0x62f/0x4c20 [ 315.941605] 0 [ 315.943399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.947596] 0 [ 315.949392] ? should_fail+0x22d/0xd01 [ 315.954899] Node 0 [ 315.956691] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.960546] DMA: [ 315.962772] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.968018] 1*4kB [ 315.970068] ? __lock_acquire+0x62f/0x4c20 [ 315.975139] (U) [ 315.977278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.981491] 0*8kB 0*16kB [ 315.983460] ? __lock_acquire+0x62f/0x4c20 [ 315.988527] 1*32kB (U) [ 315.991275] ? should_fail+0x22d/0xd01 [ 315.995479] 2*64kB (U) [ 315.998056] ? rcu_irq_exit+0x1a2/0x390 [ 316.001912] 1*128kB [ 316.004488] ? mark_held_locks+0x130/0x130 [ 316.008421] (U) 1*256kB [ 316.010739] ? mark_held_locks+0x130/0x130 [ 316.014942] (U) [ 316.017599] ? mark_held_locks+0xc7/0x130 [ 316.021797] 0*512kB 1*1024kB [ 316.023768] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 316.028371] (U) [ 316.031466] ? zap_class+0x640/0x640 [ 316.036447] 1*2048kB (M) [ 316.038415] ? print_usage_bug+0xc0/0xc0 [ 316.042096] 3*4096kB (M) [ 316.044851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.049053] = 15908kB [ 316.051796] ? check_preemption_disabled+0x48/0x280 [ 316.057296] Node 0 DMA32: [ 316.059709] ? __lock_is_held+0xb5/0x140 [ 316.064690] 3*4kB [ 316.067524] __alloc_pages_nodemask+0xa80/0xde0 [ 316.071550] (UM) 283*8kB [ 316.073693] ? zap_class+0x640/0x640 [ 316.078351] (UM) [ 316.081090] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 316.084765] 189*16kB (UM) [ 316.086870] ? find_held_lock+0x36/0x1c0 [ 316.091859] 116*32kB [ 316.094693] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.098713] (M) 38*64kB [ 316.101133] ? lock_downgrade+0x900/0x900 [ 316.105762] (M) 10*128kB [ 316.108434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.112544] (M) [ 316.115291] cache_grow_begin+0xa5/0x8c0 [ 316.120801] 5*256kB (UM) [ 316.122770] ? do_raw_spin_unlock+0xa7/0x330 [ 316.126795] 4*512kB (UM) [ 316.129543] fallback_alloc+0x204/0x2e0 [ 316.133927] 3*1024kB (M) [ 316.136679] ____cache_alloc_node+0x1c7/0x1e0 [ 316.140620] 3*2048kB [ 316.143362] kmem_cache_alloc_node+0xe3/0x730 [ 316.147819] (UM) 0*4096kB [ 316.150240] ? ipv6_get_ifaddr+0x42e/0x620 [ 316.154695] = 25268kB [ 316.154701] Node 0 [ 316.157539] __alloc_skb+0x119/0x770 [ 316.161730] Normal: 191*4kB [ 316.164129] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.166336] (UME) [ 316.170031] ? netdev_alloc_frag+0x1f0/0x1f0 [ 316.173019] 564*8kB (UMEH) [ 316.178282] ? lock_downgrade+0x900/0x900 [ 316.180397] 243*16kB (UMEH) [ 316.184797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.187690] 85*32kB (UM) [ 316.191830] ? refcount_sub_and_test_checked+0x203/0x310 [ 316.194812] 2*64kB (U) [ 316.200342] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 316.203062] 0*128kB 2*256kB [ 316.208498] ? addrconf_rs_timer+0x690/0x690 [ 316.211047] (UH) 1*512kB [ 316.216495] ndisc_alloc_skb+0x144/0x340 [ 316.219470] (U) 1*1024kB [ 316.223863] ndisc_send_rs+0x331/0x6e0 [ 316.226586] (U) [ 316.230630] addrconf_rs_timer+0x314/0x690 [ 316.233358] 0*2048kB [ 316.237226] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.239172] 0*4096kB = 14060kB [ 316.243404] call_timer_fn+0x272/0x920 [ 316.245784] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 316.249990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.253165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 316.257029] ? process_timeout+0x40/0x40 [ 316.265829] 168 total pagecache pages [ 316.270061] ? mark_held_locks+0xc7/0x130 [ 316.278606] 0 pages in swap cache [ 316.282653] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.286423] Swap cache stats: add 0, delete 0, find 0/0 [ 316.290553] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.293972] Free swap = 0kB [ 316.298451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.303782] Total swap = 0kB [ 316.308256] ? lockdep_hardirqs_on+0x296/0x5b0 [ 316.311241] 1965979 pages RAM [ 316.315456] ? trace_hardirqs_on+0xbd/0x310 [ 316.318436] 0 pages HighMem/MovableOnly [ 316.318443] 342867 pages reserved [ 316.323019] ? kasan_check_read+0x11/0x20 [ 316.326087] 0 pages cma reserved [ 316.326152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 316.330394] ? __run_timers+0x7da/0xc70 [ 316.330407] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.330423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.348923] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 316.351765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.355712] ksoftirqd/0 cpuset= [ 316.360798] __run_timers+0x7e5/0xc70 [ 316.365174] / [ 316.375305] ? timer_fixup_init+0x70/0x70 [ 316.375319] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 316.375332] ? zap_class+0x640/0x640 [ 316.375347] ? print_usage_bug+0xc0/0xc0 [ 316.375359] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 316.375378] ? find_held_lock+0x36/0x1c0 [ 316.375394] ? zap_class+0x640/0x640 [ 316.375410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.375422] ? check_preemption_disabled+0x48/0x280 [ 316.375442] ? __lock_is_held+0xb5/0x140 [ 316.379821] mems_allowed=0 [ 316.383089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.441307] ? check_preemption_disabled+0x48/0x280 [ 316.446318] run_timer_softirq+0x52/0xb0 [ 316.450367] ? rcu_read_lock_sched_held+0x14f/0x180 [ 316.455373] __do_softirq+0x308/0xb7e [ 316.459165] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 316.463654] ? lock_downgrade+0x900/0x900 [ 316.467787] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 316.472897] ? pvclock_read_flags+0x160/0x160 [ 316.477403] ? lapic_next_event+0x5a/0x90 [ 316.481550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.487077] ? kvm_clock_read+0x18/0x30 [ 316.491038] ? kvm_sched_clock_read+0x9/0x20 [ 316.495448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.500981] ? check_preemption_disabled+0x48/0x280 [ 316.505989] irq_exit+0x17f/0x1c0 [ 316.509427] smp_apic_timer_interrupt+0x1cb/0x760 [ 316.514258] ? smp_reschedule_interrupt+0x109/0x650 [ 316.519281] ? smp_call_function_single_interrupt+0x650/0x650 [ 316.525168] ? interrupt_entry+0xb5/0xc0 [ 316.529220] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.534220] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.539221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.544069] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.549073] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.554083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.558920] apic_timer_interrupt+0xf/0x20 [ 316.563134] [ 316.565357] RIP: 0010:dump_stack+0x358/0x39d [ 316.569752] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 316.588640] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 316.596343] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 316.603603] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 316.610858] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 316.618133] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 316.625395] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 316.632678] ? dump_stack+0x34f/0x39d [ 316.636478] ? dump_stack_print_info.cold.1+0x20/0x20 [ 316.641663] dump_header+0x27b/0xf72 [ 316.645372] ? mark_held_locks+0x130/0x130 [ 316.649599] ? pagefault_out_of_memory+0x197/0x197 [ 316.654526] ? __lock_acquire+0x62f/0x4c20 [ 316.658747] ? zap_class+0x640/0x640 [ 316.662451] ? percpu_ref_get_many+0x240/0x240 [ 316.667025] ? print_usage_bug+0xc0/0xc0 [ 316.671075] ? print_usage_bug+0xc0/0xc0 [ 316.675142] ? zap_class+0x640/0x640 [ 316.678847] ? print_usage_bug+0xc0/0xc0 [ 316.682896] ? print_usage_bug+0xc0/0xc0 [ 316.686956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.692491] ? find_held_lock+0x36/0x1c0 [ 316.696550] ? mark_held_locks+0xc7/0x130 [ 316.700689] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.705785] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.710873] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.715446] ? trace_hardirqs_on+0xbd/0x310 [ 316.719757] ? kasan_check_read+0x11/0x20 [ 316.723893] ? ___ratelimit+0x3b4/0x672 [ 316.727856] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.732948] ? trace_hardirqs_on+0x310/0x310 [ 316.737349] ? lock_downgrade+0x900/0x900 [ 316.741491] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.746588] ? ___ratelimit+0x3b9/0x672 [ 316.750558] ? idr_get_free+0xec0/0xec0 [ 316.754519] ? find_held_lock+0x36/0x1c0 [ 316.758573] oom_kill_process.cold.27+0x10/0x903 [ 316.763318] ? zap_class+0x640/0x640 [ 316.767022] ? check_preemption_disabled+0x48/0x280 [ 316.772031] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.776947] ? kasan_check_read+0x11/0x20 [ 316.781084] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.786369] ? oom_evaluate_task+0x540/0x540 [ 316.790773] ? find_held_lock+0x36/0x1c0 [ 316.794832] ? out_of_memory+0x974/0x1430 [ 316.798976] ? lock_downgrade+0x900/0x900 [ 316.803112] ? check_preemption_disabled+0x48/0x280 [ 316.808119] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.813033] ? kasan_check_read+0x11/0x20 [ 316.817172] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.822442] ? rcu_softirq_qs+0x20/0x20 [ 316.826411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.831934] ? oom_evaluate_task+0x302/0x540 [ 316.836334] out_of_memory+0xa84/0x1430 [ 316.840301] ? oom_killer_disable+0x3a0/0x3a0 [ 316.844786] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 316.849704] ? __mutex_add_waiter+0x2a0/0x2a0 [ 316.854195] __alloc_pages_slowpath+0x22d4/0x2d70 [ 316.859051] ? warn_alloc+0x120/0x120 [ 316.862838] ? rcu_softirq_qs+0x20/0x20 [ 316.866820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.872365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.877901] ? should_fail+0x22d/0xd01 [ 316.881785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.886878] ? zap_class+0x640/0x640 [ 316.890611] ? __lock_is_held+0xb5/0x140 [ 316.894673] ? mark_held_locks+0x130/0x130 [ 316.898906] ? lock_release+0xa00/0xa00 [ 316.902867] ? perf_trace_sched_process_exec+0x860/0x860 [ 316.908312] ? __might_sleep+0x95/0x190 [ 316.912281] __alloc_pages_nodemask+0xa80/0xde0 [ 316.916940] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 316.921944] ? __page_cache_alloc+0x191/0x5c0 [ 316.926434] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.931353] ? kasan_check_read+0x11/0x20 [ 316.935495] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.940783] ? zap_class+0x640/0x640 [ 316.944490] ? zap_class+0x640/0x640 [ 316.948189] ? zap_class+0x640/0x640 [ 316.951891] ? __do_page_cache_readahead+0x7ce/0x980 [ 316.956988] ? find_held_lock+0x36/0x1c0 [ 316.961042] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 316.966581] alloc_pages_current+0x173/0x350 [ 316.970981] __page_cache_alloc+0x38c/0x5c0 [ 316.975299] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.980216] ? kasan_check_read+0x11/0x20 [ 316.984359] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.989637] ? generic_perform_write+0x6a0/0x6a0 [ 316.994384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.999907] ? check_preemption_disabled+0x48/0x280 [ 317.004924] filemap_fault+0x1594/0x25f0 [ 317.008982] ? __lock_page_or_retry+0xa00/0xa00 [ 317.013656] ? mark_held_locks+0x130/0x130 [ 317.017878] ? rcu_softirq_qs+0x20/0x20 [ 317.021870] ? filemap_map_pages+0xe04/0x1990 [ 317.026651] ? print_usage_bug+0xc0/0xc0 [ 317.030704] ? find_held_lock+0x36/0x1c0 [ 317.034763] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 317.039684] ? print_usage_bug+0xc0/0xc0 [ 317.043740] ? print_usage_bug+0xc0/0xc0 [ 317.047809] ? __lock_acquire+0x62f/0x4c20 [ 317.052060] ? lock_acquire+0x1ed/0x520 [ 317.056026] ? ext4_filemap_fault+0x7a/0xad [ 317.060354] ? lock_release+0xa00/0xa00 [ 317.064327] ? perf_trace_sched_process_exec+0x860/0x860 [ 317.069773] ? print_usage_bug+0xc0/0xc0 [ 317.073837] ? print_usage_bug+0xc0/0xc0 [ 317.077892] ? down_read+0x8d/0x120 [ 317.081506] ? ext4_filemap_fault+0x7a/0xad [ 317.085818] ? __down_interruptible+0x700/0x700 [ 317.090490] ext4_filemap_fault+0x82/0xad [ 317.094629] __do_fault+0x100/0x6b0 [ 317.098252] ? pmd_devmap_trans_unstable+0x220/0x220 [ 317.103344] ? mark_held_locks+0x130/0x130 [ 317.107573] ? mark_held_locks+0x130/0x130 [ 317.111797] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 317.117333] ? rcu_pm_notify+0xc0/0xc0 [ 317.121217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.126762] __handle_mm_fault+0x307c/0x5920 [ 317.131171] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 317.136002] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.140496] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 317.145067] ? trace_hardirqs_on+0xbd/0x310 [ 317.149376] ? kasan_check_read+0x11/0x20 [ 317.153514] ? __set_current_blocked+0xdf/0x120 [ 317.158175] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.163290] ? zap_class+0x640/0x640 [ 317.166992] ? zap_class+0x640/0x640 [ 317.170696] ? find_held_lock+0x36/0x1c0 [ 317.174769] ? handle_mm_fault+0x42a/0xc70 [ 317.178995] ? lock_downgrade+0x900/0x900 [ 317.183131] ? check_preemption_disabled+0x48/0x280 [ 317.188139] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 317.193052] ? kasan_check_read+0x11/0x20 [ 317.197661] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.202926] ? rcu_softirq_qs+0x20/0x20 [ 317.206887] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.211976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.217501] ? check_preemption_disabled+0x48/0x280 [ 317.222522] handle_mm_fault+0x54f/0xc70 [ 317.226588] ? __handle_mm_fault+0x5920/0x5920 [ 317.231164] ? find_vma+0x34/0x190 [ 317.234708] __do_page_fault+0x5e8/0xe60 [ 317.238762] ? exit_to_usermode_loop+0x1f4/0x380 [ 317.243516] do_page_fault+0xf2/0x7e0 [ 317.247313] ? vmalloc_sync_all+0x30/0x30 [ 317.251449] ? error_entry+0x70/0xd0 [ 317.255151] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.260152] ? trace_hardirqs_on_caller+0xc0/0x310 [ 317.265071] ? syscall_return_slowpath+0x5e0/0x5e0 [ 317.269993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.274828] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.279832] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 317.285275] ? prepare_exit_to_usermode+0x291/0x3b0 [ 317.290298] ? page_fault+0x8/0x30 [ 317.293830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.298663] ? page_fault+0x8/0x30 [ 317.302195] page_fault+0x1e/0x30 [ 317.305639] RIP: 0033:0x45db60 [ 317.308830] Code: Bad RIP value. [ 317.312185] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 317.317542] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 317.324798] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 317.332065] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 317.339328] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 317.346583] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 317.353857] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 317.353911] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 317.360339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.360343] Call Trace: [ 317.360357] dump_stack+0x244/0x39d [ 317.360373] ? dump_stack_print_info.cold.1+0x20/0x20 [ 317.366980] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 317.376183] warn_alloc.cold.117+0xb7/0x1bd [ 317.378732] syz-fuzzer cpuset= [ 317.382346] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 317.387502] / [ 317.397707] ? lock_downgrade+0x900/0x900 [ 317.401996] mems_allowed=0 [ 317.405171] ? trace_hardirqs_off+0xb8/0x310 [ 317.423119] ? trace_hardirqs_off+0xb8/0x310 [ 317.427525] __alloc_pages_slowpath+0x2660/0x2d70 [ 317.432383] ? warn_alloc+0x120/0x120 [ 317.436179] ? warn_alloc+0x120/0x120 [ 317.439974] ? print_usage_bug+0xc0/0xc0 [ 317.444021] ? warn_alloc+0x120/0x120 [ 317.447808] ? print_usage_bug+0xc0/0xc0 [ 317.451861] ? ipv6_chk_mcast_addr+0x377/0x940 [ 317.456432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.461950] ? should_fail+0x22d/0xd01 [ 317.465820] ? ipv6_dev_mc_dec+0x260/0x260 [ 317.470044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.475131] ? __lock_acquire+0x62f/0x4c20 [ 317.479353] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.484453] ? should_fail+0x22d/0xd01 [ 317.488338] ? mark_held_locks+0x130/0x130 [ 317.492564] ? mark_held_locks+0x130/0x130 [ 317.496799] ? ipv6_rcv+0x419/0x640 [ 317.500410] ? lock_downgrade+0x900/0x900 [ 317.504546] ? check_preemption_disabled+0x48/0x280 [ 317.509551] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 317.514467] ? kasan_check_read+0x11/0x20 [ 317.518600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.524131] ? check_preemption_disabled+0x48/0x280 [ 317.529142] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 317.534668] ? rcu_pm_notify+0xc0/0xc0 [ 317.538547] __alloc_pages_nodemask+0xa80/0xde0 [ 317.543211] ? zap_class+0x640/0x640 [ 317.546932] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 317.551948] ? find_held_lock+0x36/0x1c0 [ 317.556009] ? ____cache_alloc_node+0x1c7/0x1e0 [ 317.560665] ? lock_downgrade+0x900/0x900 [ 317.564806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.570336] cache_grow_begin+0xa5/0x8c0 [ 317.574387] ? do_raw_spin_unlock+0xa7/0x330 [ 317.578789] fallback_alloc+0x204/0x2e0 [ 317.582759] ____cache_alloc_node+0x1c7/0x1e0 [ 317.587249] kmem_cache_alloc+0x1f8/0x730 [ 317.591388] ? __lock_is_held+0xb5/0x140 [ 317.595459] __build_skb+0xab/0x430 [ 317.599072] ? skb_try_coalesce+0x1b70/0x1b70 [ 317.603559] ? br_netif_receive_skb+0x107/0x210 [ 317.609063] ? __alloc_pages_nodemask+0xde0/0xde0 [ 317.613897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.619427] ? check_preemption_disabled+0x48/0x280 [ 317.624439] __napi_alloc_skb+0x1d6/0x310 [ 317.628595] page_to_skb.isra.41+0xee/0x8d0 [ 317.632908] ? check_preemption_disabled+0x48/0x280 [ 317.637921] ? virtnet_cpu_online+0x40/0x40 [ 317.642239] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 317.647156] ? kasan_check_read+0x11/0x20 [ 317.651301] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.656573] ? rcu_softirq_qs+0x20/0x20 [ 317.660548] receive_mergeable+0x155d/0x3a90 [ 317.664951] ? ip6t_do_table+0xded/0x1d30 [ 317.669100] ? virtnet_probe+0x2240/0x2240 [ 317.673327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.678857] ? zap_class+0x640/0x640 [ 317.682560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.688090] ? check_preemption_disabled+0x48/0x280 [ 317.693105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.698638] ? check_preemption_disabled+0x48/0x280 [ 317.703654] ? __lock_is_held+0xb5/0x140 [ 317.707716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.713338] ? rt6_score_route+0x118/0x400 [ 317.717572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.723099] ? find_match+0x492/0x10a0 [ 317.726983] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 317.731130] ? mark_held_locks+0x130/0x130 [ 317.735359] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 317.740542] ? zap_class+0x640/0x640 [ 317.744256] ? zap_class+0x640/0x640 [ 317.747971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.753499] ? check_preemption_disabled+0x48/0x280 [ 317.758533] ? __lock_is_held+0xb5/0x140 [ 317.762603] ? print_usage_bug+0xc0/0xc0 [ 317.766669] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 317.772212] ? fib6_table_lookup+0xcd5/0x1490 [ 317.776708] ? print_usage_bug+0xc0/0xc0 [ 317.780767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.786303] ? check_preemption_disabled+0x48/0x280 [ 317.791328] ? __lock_acquire+0x62f/0x4c20 [ 317.795571] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 317.801447] ? ret_from_fork+0x3a/0x50 [ 317.805339] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 317.811213] ? ret_from_fork+0x3a/0x50 [ 317.815094] ? rb_erase_cached+0xc78/0x3720 [ 317.819411] ? rb_next+0x140/0x140 [ 317.822949] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 317.827952] ? unwind_dump+0x190/0x190 [ 317.831830] ? unwind_dump+0x190/0x190 [ 317.835720] ? unwind_next_frame+0x3e/0x50 [ 317.839942] ? __save_stack_trace+0x7d/0xf0 [ 317.844258] receive_buf+0xb3c/0x3270 [ 317.848050] ? save_stack+0xa9/0xd0 [ 317.851671] ? kasan_poison_slab+0x61/0x80 [ 317.855893] ? receive_mergeable+0x3a90/0x3a90 [ 317.860462] ? __netif_receive_skb+0x2c/0x1e0 [ 317.864948] ? process_backlog+0x24e/0x7a0 [ 317.869175] ? net_rx_action+0x7fa/0x19b0 [ 317.873315] ? __do_softirq+0x308/0xb7e [ 317.877278] ? run_ksoftirqd+0x5e/0x100 [ 317.881239] ? smpboot_thread_fn+0x68b/0xa00 [ 317.885632] ? kthread+0x35a/0x420 [ 317.889160] ? ret_from_fork+0x3a/0x50 [ 317.893053] ? do_raw_spin_unlock+0xa7/0x330 [ 317.897450] ? trace_hardirqs_on+0x310/0x310 [ 317.901845] ? trace_hardirqs_on+0xbd/0x310 [ 317.906152] ? zap_class+0x640/0x640 [ 317.909877] ? trace_hardirqs_off+0xb8/0x310 [ 317.914276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.919800] ? zap_class+0x640/0x640 [ 317.923513] ? __update_load_avg_blocked_se+0x690/0x690 [ 317.928866] ? __update_load_avg_se+0xae0/0xae0 [ 317.933523] ? __lock_is_held+0xb5/0x140 [ 317.937573] ? zap_class+0x640/0x640 [ 317.941281] ? update_load_avg+0x387/0x2470 [ 317.945593] ? __update_load_avg_blocked_se+0x690/0x690 [ 317.950964] ? attach_entity_load_avg+0x860/0x860 [ 317.955815] ? update_load_avg+0x387/0x2470 [ 317.960125] ? mark_held_locks+0x130/0x130 [ 317.964351] ? attach_entity_load_avg+0x860/0x860 [ 317.969195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.974725] ? check_preemption_disabled+0x48/0x280 [ 317.979736] ? ip6_mc_input+0x48f/0xd20 [ 317.983700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.989227] ? vring_use_dma_api+0xa5/0xc0 [ 317.993453] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 317.998984] ? vring_unmap_one+0x5a/0x410 [ 318.003133] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 318.008408] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 318.013928] ? detach_buf+0x34b/0x5d0 [ 318.017729] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 318.023269] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 318.028016] ? detach_buf+0x5d0/0x5d0 [ 318.031806] ? zap_class+0x640/0x640 [ 318.035518] ? print_usage_bug+0xc0/0xc0 [ 318.039571] virtnet_poll+0x421/0x105f [ 318.043455] ? receive_buf+0x3270/0x3270 [ 318.047508] ? __lock_acquire+0x62f/0x4c20 [ 318.051735] ? net_rx_action+0x4b5/0x19b0 [ 318.055871] ? net_rx_action+0x4b5/0x19b0 [ 318.060006] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.064584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.070121] ? check_preemption_disabled+0x48/0x280 [ 318.075128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.080673] net_rx_action+0x7fa/0x19b0 [ 318.084647] ? napi_complete_done+0x7a0/0x7a0 [ 318.089138] ? rcu_read_lock_sched_held+0x14f/0x180 [ 318.094165] ? rcu_note_context_switch+0x12ad/0x2150 [ 318.099266] ? zap_class+0x640/0x640 [ 318.103145] ? run_rebalance_domains+0x500/0x500 [ 318.107905] ? zap_class+0x640/0x640 [ 318.111613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.117140] ? find_held_lock+0x36/0x1c0 [ 318.121207] ? finish_task_switch+0x1f4/0x910 [ 318.125691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.131217] ? __run_timers+0xa4a/0xc70 [ 318.135181] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 318.139749] ? trace_hardirqs_on+0xbd/0x310 [ 318.144061] ? kasan_check_read+0x11/0x20 [ 318.148194] ? finish_task_switch+0x1f4/0x910 [ 318.152678] ? timer_fixup_init+0x70/0x70 [ 318.156814] ? compat_start_thread+0x80/0x80 [ 318.161212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.166741] ? _raw_spin_unlock_irq+0x60/0x80 [ 318.171228] ? finish_task_switch+0x1f4/0x910 [ 318.175710] ? finish_task_switch+0x1b4/0x910 [ 318.180190] ? __switch_to_asm+0x34/0x70 [ 318.184248] ? preempt_notifier_register+0x200/0x200 [ 318.189334] ? __switch_to_asm+0x34/0x70 [ 318.193386] ? __switch_to_asm+0x34/0x70 [ 318.197433] ? __switch_to_asm+0x40/0x70 [ 318.201483] ? __switch_to_asm+0x34/0x70 [ 318.205532] ? __switch_to_asm+0x40/0x70 [ 318.209590] ? __switch_to_asm+0x34/0x70 [ 318.213639] ? __switch_to_asm+0x40/0x70 [ 318.217686] ? __switch_to_asm+0x34/0x70 [ 318.221734] ? __switch_to_asm+0x40/0x70 [ 318.225788] ? pvclock_read_flags+0x160/0x160 [ 318.230274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.235822] ? check_preemption_disabled+0x48/0x280 [ 318.240840] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 318.246380] ? rcu_pm_notify+0xc0/0xc0 [ 318.250264] __do_softirq+0x308/0xb7e [ 318.254098] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.259194] ? schedule+0x108/0x460 [ 318.262831] ? trace_hardirqs_off+0xb8/0x310 [ 318.267230] ? smpboot_thread_fn+0x68b/0xa00 [ 318.271624] ? trace_hardirqs_on+0x310/0x310 [ 318.276020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.281543] ? check_preemption_disabled+0x48/0x280 [ 318.286547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.292073] ? takeover_tasklets+0xa90/0xa90 [ 318.296487] run_ksoftirqd+0x5e/0x100 [ 318.300272] smpboot_thread_fn+0x68b/0xa00 [ 318.304512] ? sort_range+0x30/0x30 [ 318.308127] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 318.313229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.318758] ? __kthread_parkme+0xfb/0x1a0 [ 318.322989] kthread+0x35a/0x420 [ 318.326347] ? sort_range+0x30/0x30 [ 318.329960] ? kthread_stop+0x900/0x900 [ 318.333928] ret_from_fork+0x3a/0x50 [ 318.337648] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 318.337652] warn_alloc_show_mem: 1 callbacks suppressed [ 318.337658] Mem-Info: [ 318.344299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.344305] Call Trace: [ 318.349667] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 318.349667] active_file:14 inactive_file:16 isolated_file:0 [ 318.349667] unevictable:0 dirty:0 writeback:0 unstable:0 [ 318.349667] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 318.349667] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 318.349667] free:13789 free_pcp:261 free_cma:0 [ 318.352033] [ 318.361381] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 318.363948] dump_stack+0x244/0x39d [ 318.396790] Node 0 [ 318.398945] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.426171] 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 [ 318.429765] warn_alloc.cold.117+0xb7/0x1bd [ 318.431970] lowmem_reserve[]: 0 [ 318.437162] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.462620] 2818 6321 [ 318.466933] ? lock_downgrade+0x900/0x900 [ 318.470188] 6321 [ 318.475021] ? trace_hardirqs_off+0xb8/0x310 [ 318.477484] Node 0 [ 318.481611] ? trace_hardirqs_off+0xb8/0x310 [ 318.483658] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 318.488031] __alloc_pages_slowpath+0x2660/0x2d70 [ 318.490234] lowmem_reserve[]: 0 [ 318.494649] ? warn_alloc+0x120/0x120 [ 318.521736] 0 3503 [ 318.526566] ? warn_alloc+0x120/0x120 [ 318.529807] 3503 [ 318.533591] ? print_usage_bug+0xc0/0xc0 [ 318.535794] Node 0 [ 318.539576] ? warn_alloc+0x120/0x120 [ 318.541644] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 318.545671] ? print_usage_bug+0xc0/0xc0 [ 318.547869] lowmem_reserve[]: 0 [ 318.551655] ? print_usage_bug+0xc0/0xc0 [ 318.579899] 0 0 [ 318.583943] ? print_usage_bug+0xc0/0xc0 [ 318.587187] 0 [ 318.591228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.597215] ? should_fail+0x22d/0xd01 [ 318.598997] Node 0 [ 318.604518] ? print_usage_bug+0xc0/0xc0 [ 318.608370] DMA: 1*4kB [ 318.610597] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.614619] (U) 0*8kB [ 318.617191] ? __lock_acquire+0x62f/0x4c20 [ 318.622260] 0*16kB 1*32kB [ 318.624756] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.628952] (U) 2*64kB [ 318.631799] ? should_fail+0x22d/0xd01 [ 318.636869] (U) [ 318.639444] ? mark_held_locks+0x130/0x130 [ 318.643291] 1*128kB (U) [ 318.645257] ? mark_held_locks+0x130/0x130 [ 318.649457] 1*256kB (U) [ 318.652143] ? zap_class+0x640/0x640 [ 318.656342] 0*512kB [ 318.659003] ? mark_held_locks+0x130/0x130 [ 318.662685] 1*1024kB [ 318.664985] ? zap_class+0x640/0x640 [ 318.665000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.669203] (U) [ 318.671597] ? check_preemption_disabled+0x48/0x280 [ 318.675277] 1*2048kB [ 318.680800] ? __lock_is_held+0xb5/0x140 [ 318.682737] (M) 3*4096kB [ 318.687748] __alloc_pages_nodemask+0xa80/0xde0 [ 318.690131] (M) [ 318.694174] ? zap_class+0x640/0x640 [ 318.696901] = 15908kB [ 318.701555] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 318.703514] Node 0 [ 318.707219] ? find_held_lock+0x36/0x1c0 [ 318.709591] DMA32: [ 318.714593] ? ____cache_alloc_node+0x1c7/0x1e0 [ 318.716793] 3*4kB [ 318.720832] ? lock_downgrade+0x900/0x900 [ 318.723035] (UM) [ 318.727699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.729809] 283*8kB (UM) [ 318.733945] cache_grow_begin+0xa5/0x8c0 [ 318.735971] 189*16kB (UM) [ 318.741493] ? do_raw_spin_unlock+0xa7/0x330 [ 318.744218] 116*32kB (M) [ 318.748268] fallback_alloc+0x204/0x2e0 [ 318.751073] 38*64kB (M) [ 318.755479] ____cache_alloc_node+0x1c7/0x1e0 [ 318.758199] 10*128kB (M) [ 318.762162] kmem_cache_alloc_node+0xe3/0x730 [ 318.764825] 5*256kB (UM) [ 318.769307] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.772031] 4*512kB (UM) [ 318.776517] __alloc_skb+0x119/0x770 [ 318.779237] 3*1024kB (M) [ 318.783801] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 318.786521] 3*2048kB (UM) [ 318.790232] ? netdev_alloc_frag+0x1f0/0x1f0 [ 318.792952] 0*4096kB = 25268kB [ 318.798299] ? lock_acquire+0x1ed/0x520 [ 318.801116] Node 0 [ 318.805504] ? aoecmd_cfg+0x108/0x7f0 [ 318.808658] Normal: 191*4kB [ 318.812621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.814822] (UME) 564*8kB [ 318.818610] ? check_preemption_disabled+0x48/0x280 [ 318.821597] (UMEH) [ 318.827119] ? kasan_check_read+0x11/0x20 [ 318.829929] 243*16kB (UMEH) [ 318.834958] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.837158] 85*32kB (UM) [ 318.841291] ? rcu_softirq_qs+0x20/0x20 [ 318.844276] 2*64kB [ 318.849535] new_skb+0x26/0x1c0 [ 318.852258] (U) [ 318.856212] aoecmd_cfg+0x279/0x7f0 [ 318.858411] 0*128kB 2*256kB [ 318.861676] ? find_held_lock+0x36/0x1c0 [ 318.863620] (UH) [ 318.867251] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 318.870233] 1*512kB (U) [ 318.874283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.876307] 1*1024kB (U) [ 318.880618] ? check_preemption_disabled+0x48/0x280 [ 318.883253] 0*2048kB 0*4096kB [ 318.888781] ? __lock_is_held+0xb5/0x140 [ 318.891500] = 14060kB [ 318.891512] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 318.896512] discover_timer+0x50/0x60 [ 318.899671] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 318.903707] call_timer_fn+0x272/0x920 [ 318.906096] 168 total pagecache pages [ 318.914911] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 318.918680] 0 pages in swap cache [ 318.927230] ? process_timeout+0x40/0x40 [ 318.931087] Swap cache stats: add 0, delete 0, find 0/0 [ 318.934889] ? mark_held_locks+0xc7/0x130 [ 318.939703] Free swap = 0kB [ 318.943136] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.947164] Total swap = 0kB [ 318.952506] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.956617] 1965979 pages RAM [ 318.959616] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 318.964072] 0 pages HighMem/MovableOnly [ 318.964085] 342867 pages reserved [ 318.967090] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.971554] 0 pages cma reserved [ 318.974641] ? trace_hardirqs_on+0xbd/0x310 [ 318.979555] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 318.983410] ? kasan_check_read+0x11/0x20 [ 318.986849] ksoftirqd/0 cpuset= [ 318.991410] ? __run_timers+0x7da/0xc70 [ 318.994744] / [ 318.999050] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.009329] mems_allowed=0 [ 319.013461] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 319.035481] __run_timers+0x7e5/0xc70 [ 319.039288] ? timer_fixup_init+0x70/0x70 [ 319.043429] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 319.048437] ? zap_class+0x640/0x640 [ 319.052158] ? print_usage_bug+0xc0/0xc0 [ 319.056210] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 319.061394] ? find_held_lock+0x36/0x1c0 [ 319.065450] ? zap_class+0x640/0x640 [ 319.069158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.074684] ? check_preemption_disabled+0x48/0x280 [ 319.079699] ? __lock_is_held+0xb5/0x140 [ 319.083768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.089293] ? check_preemption_disabled+0x48/0x280 [ 319.094299] run_timer_softirq+0x52/0xb0 [ 319.098347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 319.103355] __do_softirq+0x308/0xb7e [ 319.107152] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 319.111634] ? lock_downgrade+0x900/0x900 [ 319.115791] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 319.120903] ? pvclock_read_flags+0x160/0x160 [ 319.125393] ? lapic_next_event+0x5a/0x90 [ 319.129531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.135068] ? kvm_clock_read+0x18/0x30 [ 319.139033] ? kvm_sched_clock_read+0x9/0x20 [ 319.143436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.148963] ? check_preemption_disabled+0x48/0x280 [ 319.153975] irq_exit+0x17f/0x1c0 [ 319.157418] smp_apic_timer_interrupt+0x1cb/0x760 [ 319.162246] ? smp_reschedule_interrupt+0x109/0x650 [ 319.167252] ? smp_call_function_single_interrupt+0x650/0x650 [ 319.173127] ? interrupt_entry+0xb5/0xc0 [ 319.177178] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.182180] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.187190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.192022] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.197493] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.202510] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.207355] apic_timer_interrupt+0xf/0x20 [ 319.211579] [ 319.213807] RIP: 0010:dump_stack+0x358/0x39d [ 319.218203] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 319.237105] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 319.244801] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 319.252088] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 319.259353] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 319.266617] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 319.273877] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 319.281144] ? dump_stack+0x34f/0x39d [ 319.284938] ? dump_stack_print_info.cold.1+0x20/0x20 [ 319.290122] dump_header+0x27b/0xf72 [ 319.293830] ? mark_held_locks+0x130/0x130 [ 319.298057] ? pagefault_out_of_memory+0x197/0x197 [ 319.302980] ? __lock_acquire+0x62f/0x4c20 [ 319.307200] ? zap_class+0x640/0x640 [ 319.310918] ? percpu_ref_get_many+0x240/0x240 [ 319.315489] ? print_usage_bug+0xc0/0xc0 [ 319.319549] ? print_usage_bug+0xc0/0xc0 [ 319.323604] ? zap_class+0x640/0x640 [ 319.327308] ? print_usage_bug+0xc0/0xc0 [ 319.331360] ? print_usage_bug+0xc0/0xc0 [ 319.335439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.340986] ? find_held_lock+0x36/0x1c0 [ 319.345043] ? mark_held_locks+0xc7/0x130 [ 319.349192] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 319.354283] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 319.359376] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 319.363946] ? trace_hardirqs_on+0xbd/0x310 [ 319.368251] ? kasan_check_read+0x11/0x20 [ 319.372386] ? ___ratelimit+0x3b4/0x672 [ 319.376353] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.381446] ? trace_hardirqs_on+0x310/0x310 [ 319.385848] ? lock_downgrade+0x900/0x900 [ 319.389988] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 319.395080] ? ___ratelimit+0x3b9/0x672 [ 319.399054] ? idr_get_free+0xec0/0xec0 [ 319.403021] ? find_held_lock+0x36/0x1c0 [ 319.407089] oom_kill_process.cold.27+0x10/0x903 [ 319.411827] ? zap_class+0x640/0x640 [ 319.415526] ? check_preemption_disabled+0x48/0x280 [ 319.420536] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.425459] ? kasan_check_read+0x11/0x20 [ 319.429603] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.434872] ? oom_evaluate_task+0x540/0x540 [ 319.439272] ? find_held_lock+0x36/0x1c0 [ 319.443338] ? out_of_memory+0x974/0x1430 [ 319.447492] ? lock_downgrade+0x900/0x900 [ 319.451627] ? check_preemption_disabled+0x48/0x280 [ 319.456638] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.461558] ? kasan_check_read+0x11/0x20 [ 319.465694] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.470962] ? rcu_softirq_qs+0x20/0x20 [ 319.474926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.480446] ? oom_evaluate_task+0x302/0x540 [ 319.484843] out_of_memory+0xa84/0x1430 [ 319.488813] ? oom_killer_disable+0x3a0/0x3a0 [ 319.493298] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 319.498215] ? __mutex_add_waiter+0x2a0/0x2a0 [ 319.502722] __alloc_pages_slowpath+0x22d4/0x2d70 [ 319.507577] ? warn_alloc+0x120/0x120 [ 319.511364] ? rcu_softirq_qs+0x20/0x20 [ 319.515350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.520885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.526404] ? should_fail+0x22d/0xd01 [ 319.530281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.535373] ? zap_class+0x640/0x640 [ 319.539094] ? __lock_is_held+0xb5/0x140 [ 319.543152] ? mark_held_locks+0x130/0x130 [ 319.547393] ? lock_release+0xa00/0xa00 [ 319.551356] ? perf_trace_sched_process_exec+0x860/0x860 [ 319.556801] ? __might_sleep+0x95/0x190 [ 319.560765] __alloc_pages_nodemask+0xa80/0xde0 [ 319.565434] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 319.570441] ? __page_cache_alloc+0x191/0x5c0 [ 319.574923] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.579871] ? kasan_check_read+0x11/0x20 [ 319.584021] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.589292] ? zap_class+0x640/0x640 [ 319.592999] ? zap_class+0x640/0x640 [ 319.596705] ? zap_class+0x640/0x640 [ 319.600412] ? __do_page_cache_readahead+0x7ce/0x980 [ 319.605508] ? find_held_lock+0x36/0x1c0 [ 319.609567] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 319.615102] alloc_pages_current+0x173/0x350 [ 319.619503] __page_cache_alloc+0x38c/0x5c0 [ 319.623809] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.628728] ? kasan_check_read+0x11/0x20 [ 319.632863] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.638129] ? generic_perform_write+0x6a0/0x6a0 [ 319.642878] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.648415] ? check_preemption_disabled+0x48/0x280 [ 319.653424] filemap_fault+0x1594/0x25f0 [ 319.657491] ? __lock_page_or_retry+0xa00/0xa00 [ 319.662149] ? mark_held_locks+0x130/0x130 [ 319.666378] ? rcu_softirq_qs+0x20/0x20 [ 319.670378] ? filemap_map_pages+0xe04/0x1990 [ 319.674872] ? print_usage_bug+0xc0/0xc0 [ 319.678930] ? find_held_lock+0x36/0x1c0 [ 319.682983] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 319.687922] ? print_usage_bug+0xc0/0xc0 [ 319.691975] ? print_usage_bug+0xc0/0xc0 [ 319.696030] ? __lock_acquire+0x62f/0x4c20 [ 319.700269] ? lock_acquire+0x1ed/0x520 [ 319.704242] ? ext4_filemap_fault+0x7a/0xad [ 319.708558] ? lock_release+0xa00/0xa00 [ 319.712535] ? perf_trace_sched_process_exec+0x860/0x860 [ 319.717976] ? print_usage_bug+0xc0/0xc0 [ 319.722040] ? print_usage_bug+0xc0/0xc0 [ 319.726095] ? down_read+0x8d/0x120 [ 319.729708] ? ext4_filemap_fault+0x7a/0xad [ 319.734039] ? __down_interruptible+0x700/0x700 [ 319.738700] ext4_filemap_fault+0x82/0xad [ 319.742836] __do_fault+0x100/0x6b0 [ 319.746454] ? pmd_devmap_trans_unstable+0x220/0x220 [ 319.751547] ? mark_held_locks+0x130/0x130 [ 319.755770] ? mark_held_locks+0x130/0x130 [ 319.759993] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 319.765529] ? rcu_pm_notify+0xc0/0xc0 [ 319.769428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.774975] __handle_mm_fault+0x307c/0x5920 [ 319.779406] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 319.784237] ? _raw_spin_unlock_irq+0x27/0x80 [ 319.788724] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 319.793295] ? trace_hardirqs_on+0xbd/0x310 [ 319.797611] ? kasan_check_read+0x11/0x20 [ 319.801747] ? __set_current_blocked+0xdf/0x120 [ 319.806403] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.811522] ? zap_class+0x640/0x640 [ 319.815252] ? zap_class+0x640/0x640 [ 319.818957] ? find_held_lock+0x36/0x1c0 [ 319.823016] ? handle_mm_fault+0x42a/0xc70 [ 319.827240] ? lock_downgrade+0x900/0x900 [ 319.831376] ? check_preemption_disabled+0x48/0x280 [ 319.836381] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.841315] ? kasan_check_read+0x11/0x20 [ 319.845458] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.850723] ? rcu_softirq_qs+0x20/0x20 [ 319.854682] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.859778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.865307] ? check_preemption_disabled+0x48/0x280 [ 319.870320] handle_mm_fault+0x54f/0xc70 [ 319.874372] ? __handle_mm_fault+0x5920/0x5920 [ 319.878950] ? find_vma+0x34/0x190 [ 319.882482] __do_page_fault+0x5e8/0xe60 [ 319.886536] ? exit_to_usermode_loop+0x1f4/0x380 [ 319.891292] do_page_fault+0xf2/0x7e0 [ 319.895102] ? vmalloc_sync_all+0x30/0x30 [ 319.899239] ? error_entry+0x70/0xd0 [ 319.902940] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.907942] ? trace_hardirqs_on_caller+0xc0/0x310 [ 319.912855] ? syscall_return_slowpath+0x5e0/0x5e0 [ 319.917774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.922605] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.927607] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 319.933051] ? prepare_exit_to_usermode+0x291/0x3b0 [ 319.938061] ? page_fault+0x8/0x30 [ 319.941591] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.946425] ? page_fault+0x8/0x30 [ 319.949958] page_fault+0x1e/0x30 [ 319.953417] RIP: 0033:0x45db60 [ 319.956610] Code: Bad RIP value. [ 319.959966] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 319.965327] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 319.972585] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 319.979845] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 319.987104] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 319.994359] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 320.001636] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 320.001690] aoe: skb alloc failure [ 320.008121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.008128] Call Trace: [ 320.011688] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 320.020982] dump_stack+0x244/0x39d [ 320.023539] syz-fuzzer cpuset= [ 320.034198] ? dump_stack_print_info.cold.1+0x20/0x20 [ 320.037795] / [ 320.040975] warn_alloc.cold.117+0xb7/0x1bd [ 320.046127] mems_allowed=0 [ 320.047824] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 320.059848] ? lock_downgrade+0x900/0x900 [ 320.064002] ? trace_hardirqs_off+0xb8/0x310 [ 320.068406] ? trace_hardirqs_off+0xb8/0x310 [ 320.072808] __alloc_pages_slowpath+0x2660/0x2d70 [ 320.077659] ? warn_alloc+0x120/0x120 [ 320.081452] ? warn_alloc+0x120/0x120 [ 320.085241] ? print_usage_bug+0xc0/0xc0 [ 320.089292] ? warn_alloc+0x120/0x120 [ 320.093086] ? print_usage_bug+0xc0/0xc0 [ 320.097144] ? ipv6_chk_mcast_addr+0x377/0x940 [ 320.101719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.107262] ? should_fail+0x22d/0xd01 [ 320.111139] ? ipv6_dev_mc_dec+0x260/0x260 [ 320.115366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.120461] ? __lock_acquire+0x62f/0x4c20 [ 320.124693] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.129783] ? should_fail+0x22d/0xd01 [ 320.133666] ? mark_held_locks+0x130/0x130 [ 320.137892] ? mark_held_locks+0x130/0x130 [ 320.142118] ? ipv6_rcv+0x419/0x640 [ 320.145749] ? lock_downgrade+0x900/0x900 [ 320.149885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.155407] ? check_preemption_disabled+0x48/0x280 [ 320.160417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.165941] ? check_preemption_disabled+0x48/0x280 [ 320.170949] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 320.176481] ? rcu_pm_notify+0xc0/0xc0 [ 320.180364] __alloc_pages_nodemask+0xa80/0xde0 [ 320.185026] ? zap_class+0x640/0x640 [ 320.188736] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 320.193751] ? find_held_lock+0x36/0x1c0 [ 320.197812] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.202473] ? lock_downgrade+0x900/0x900 [ 320.206618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.212163] cache_grow_begin+0xa5/0x8c0 [ 320.216212] ? do_raw_spin_unlock+0xa7/0x330 [ 320.220617] fallback_alloc+0x204/0x2e0 [ 320.224588] ____cache_alloc_node+0x1c7/0x1e0 [ 320.229081] kmem_cache_alloc+0x1f8/0x730 [ 320.233223] ? __lock_is_held+0xb5/0x140 [ 320.237278] __build_skb+0xab/0x430 [ 320.240897] ? skb_try_coalesce+0x1b70/0x1b70 [ 320.245389] ? br_netif_receive_skb+0x107/0x210 [ 320.250067] ? __alloc_pages_nodemask+0xde0/0xde0 [ 320.254903] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.260432] ? check_preemption_disabled+0x48/0x280 [ 320.265445] __napi_alloc_skb+0x1d6/0x310 [ 320.269604] page_to_skb.isra.41+0xee/0x8d0 [ 320.273919] ? check_preemption_disabled+0x48/0x280 [ 320.278926] ? virtnet_cpu_online+0x40/0x40 [ 320.283274] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 320.288204] ? kasan_check_read+0x11/0x20 [ 320.292357] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.297634] ? rcu_softirq_qs+0x20/0x20 [ 320.301619] receive_mergeable+0x155d/0x3a90 [ 320.306030] ? virtnet_probe+0x2240/0x2240 [ 320.310252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.315777] ? zap_class+0x640/0x640 [ 320.319477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.325007] ? check_preemption_disabled+0x48/0x280 [ 320.330017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.335544] ? check_preemption_disabled+0x48/0x280 [ 320.340555] ? __lock_is_held+0xb5/0x140 [ 320.344610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.350138] ? rt6_score_route+0x118/0x400 [ 320.354363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.359887] ? find_match+0x492/0x10a0 [ 320.363773] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 320.367917] ? mark_held_locks+0x130/0x130 [ 320.372140] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 320.377322] ? zap_class+0x640/0x640 [ 320.381022] ? zap_class+0x640/0x640 [ 320.384729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.390259] ? check_preemption_disabled+0x48/0x280 [ 320.395267] ? __lock_is_held+0xb5/0x140 [ 320.399331] ? print_usage_bug+0xc0/0xc0 [ 320.403392] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 320.408924] ? fib6_table_lookup+0xcd5/0x1490 [ 320.413412] ? print_usage_bug+0xc0/0xc0 [ 320.417465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.422990] ? check_preemption_disabled+0x48/0x280 [ 320.428010] ? __lock_acquire+0x62f/0x4c20 [ 320.432233] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 320.438101] ? ret_from_fork+0x3a/0x50 [ 320.441994] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 320.447863] ? ret_from_fork+0x3a/0x50 [ 320.451737] ? rb_erase_cached+0xc78/0x3720 [ 320.456061] ? rb_next+0x140/0x140 [ 320.459589] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 320.464586] ? unwind_dump+0x190/0x190 [ 320.468473] ? unwind_dump+0x190/0x190 [ 320.472364] ? unwind_next_frame+0x3e/0x50 [ 320.476588] ? __save_stack_trace+0x7d/0xf0 [ 320.480904] receive_buf+0xb3c/0x3270 [ 320.484694] ? save_stack+0xa9/0xd0 [ 320.488328] ? kasan_poison_slab+0x61/0x80 [ 320.492550] ? receive_mergeable+0x3a90/0x3a90 [ 320.497121] ? __netif_receive_skb+0x2c/0x1e0 [ 320.501601] ? process_backlog+0x24e/0x7a0 [ 320.505820] ? net_rx_action+0x7fa/0x19b0 [ 320.510056] ? __do_softirq+0x308/0xb7e [ 320.514023] ? run_ksoftirqd+0x5e/0x100 [ 320.517988] ? smpboot_thread_fn+0x68b/0xa00 [ 320.522384] ? kthread+0x35a/0x420 [ 320.525911] ? ret_from_fork+0x3a/0x50 [ 320.529785] ? do_raw_spin_unlock+0xa7/0x330 [ 320.534180] ? trace_hardirqs_on+0x310/0x310 [ 320.538576] ? trace_hardirqs_on+0xbd/0x310 [ 320.542886] ? zap_class+0x640/0x640 [ 320.546590] ? trace_hardirqs_off+0xb8/0x310 [ 320.550989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.556513] ? zap_class+0x640/0x640 [ 320.560237] ? __update_load_avg_blocked_se+0x690/0x690 [ 320.565593] ? __update_load_avg_se+0xae0/0xae0 [ 320.570245] ? __lock_is_held+0xb5/0x140 [ 320.574290] ? zap_class+0x640/0x640 [ 320.578000] ? update_load_avg+0x387/0x2470 [ 320.582324] ? __update_load_avg_blocked_se+0x690/0x690 [ 320.587686] ? attach_entity_load_avg+0x860/0x860 [ 320.592520] ? update_load_avg+0x387/0x2470 [ 320.596837] ? mark_held_locks+0x130/0x130 [ 320.601066] ? attach_entity_load_avg+0x860/0x860 [ 320.605898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.611427] ? check_preemption_disabled+0x48/0x280 [ 320.616440] ? ip6_mc_input+0x48f/0xd20 [ 320.620409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.625956] ? vring_use_dma_api+0xa5/0xc0 [ 320.630176] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 320.635698] ? vring_unmap_one+0x5a/0x410 [ 320.639850] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 320.645116] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 320.650652] ? detach_buf+0x34b/0x5d0 [ 320.654455] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 320.659981] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 320.664832] ? detach_buf+0x5d0/0x5d0 [ 320.668622] ? zap_class+0x640/0x640 [ 320.672327] ? print_usage_bug+0xc0/0xc0 [ 320.676382] virtnet_poll+0x421/0x105f [ 320.680267] ? receive_buf+0x3270/0x3270 [ 320.684323] ? __lock_acquire+0x62f/0x4c20 [ 320.688565] ? net_rx_action+0x4b5/0x19b0 [ 320.692701] ? net_rx_action+0x4b5/0x19b0 [ 320.696836] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.701412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.706961] ? check_preemption_disabled+0x48/0x280 [ 320.711965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.717492] net_rx_action+0x7fa/0x19b0 [ 320.721463] ? napi_complete_done+0x7a0/0x7a0 [ 320.725954] ? rcu_read_lock_sched_held+0x14f/0x180 [ 320.730962] ? rcu_note_context_switch+0x12ad/0x2150 [ 320.736055] ? zap_class+0x640/0x640 [ 320.739772] ? run_rebalance_domains+0x500/0x500 [ 320.744524] ? zap_class+0x640/0x640 [ 320.748230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.753758] ? find_held_lock+0x36/0x1c0 [ 320.757818] ? finish_task_switch+0x1f4/0x910 [ 320.762306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.767832] ? __run_timers+0xa4a/0xc70 [ 320.771795] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 320.776361] ? trace_hardirqs_on+0xbd/0x310 [ 320.780669] ? kasan_check_read+0x11/0x20 [ 320.784804] ? finish_task_switch+0x1f4/0x910 [ 320.789290] ? timer_fixup_init+0x70/0x70 [ 320.793423] ? compat_start_thread+0x80/0x80 [ 320.797826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.803358] ? _raw_spin_unlock_irq+0x60/0x80 [ 320.807847] ? finish_task_switch+0x1f4/0x910 [ 320.812331] ? finish_task_switch+0x1b4/0x910 [ 320.816818] ? __switch_to_asm+0x34/0x70 [ 320.820870] ? preempt_notifier_register+0x200/0x200 [ 320.825963] ? __switch_to_asm+0x34/0x70 [ 320.830011] ? __switch_to_asm+0x34/0x70 [ 320.834058] ? __switch_to_asm+0x40/0x70 [ 320.838105] ? __switch_to_asm+0x34/0x70 [ 320.842150] ? __switch_to_asm+0x40/0x70 [ 320.846212] ? __switch_to_asm+0x34/0x70 [ 320.850258] ? __switch_to_asm+0x40/0x70 [ 320.854307] ? __switch_to_asm+0x34/0x70 [ 320.858353] ? __switch_to_asm+0x40/0x70 [ 320.862407] ? pvclock_read_flags+0x160/0x160 [ 320.866887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.872410] ? check_preemption_disabled+0x48/0x280 [ 320.877420] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 320.882953] ? rcu_pm_notify+0xc0/0xc0 [ 320.886841] __do_softirq+0x308/0xb7e [ 320.890648] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 320.895743] ? schedule+0x108/0x460 [ 320.899368] ? trace_hardirqs_off+0xb8/0x310 [ 320.903764] ? smpboot_thread_fn+0x68b/0xa00 [ 320.908169] ? trace_hardirqs_on+0x310/0x310 [ 320.912581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.918108] ? check_preemption_disabled+0x48/0x280 [ 320.923108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.928629] ? takeover_tasklets+0xa90/0xa90 [ 320.933029] run_ksoftirqd+0x5e/0x100 [ 320.936819] smpboot_thread_fn+0x68b/0xa00 [ 320.941078] ? sort_range+0x30/0x30 [ 320.944718] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 320.949806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.955329] ? __kthread_parkme+0xfb/0x1a0 [ 320.959556] kthread+0x35a/0x420 [ 320.962946] ? sort_range+0x30/0x30 [ 320.966558] ? kthread_stop+0x900/0x900 [ 320.970519] ret_from_fork+0x3a/0x50 [ 320.974236] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 320.974240] warn_alloc_show_mem: 1 callbacks suppressed [ 320.974245] Mem-Info: [ 320.980887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.980893] Call Trace: [ 320.986259] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 320.986259] active_file:14 inactive_file:16 isolated_file:0 [ 320.986259] unevictable:0 dirty:0 writeback:0 unstable:0 [ 320.986259] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 320.986259] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 320.986259] free:13789 free_pcp:261 free_cma:0 [ 320.988626] [ 320.997973] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 321.000533] dump_stack+0x244/0x39d [ 321.033857] Node 0 [ 321.036012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.063317] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 321.066919] warn_alloc.cold.117+0xb7/0x1bd [ 321.069113] lowmem_reserve[]: 0 [ 321.074291] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 321.099763] 2818 6321 [ 321.104074] ? lock_downgrade+0x900/0x900 [ 321.107320] 6321 [ 321.112167] ? trace_hardirqs_off+0xb8/0x310 [ 321.114631] Node 0 [ 321.118760] ? trace_hardirqs_off+0xb8/0x310 [ 321.120809] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 321.125182] __alloc_pages_slowpath+0x2660/0x2d70 [ 321.127378] lowmem_reserve[]: 0 [ 321.131803] ? warn_alloc+0x120/0x120 [ 321.158906] 0 [ 321.163734] ? pvclock_read_flags+0x160/0x160 [ 321.166973] 3503 3503 [ 321.170764] ? warn_alloc+0x120/0x120 [ 321.172536] Node 0 [ 321.177012] ? print_usage_bug+0xc0/0xc0 [ 321.179498] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 321.183257] ? warn_alloc+0x120/0x120 [ 321.185460] lowmem_reserve[]: 0 [ 321.189506] ? print_usage_bug+0xc0/0xc0 [ 321.217883] 0 [ 321.221677] ? ktime_get+0x2c1/0x400 [ 321.224922] 0 [ 321.228963] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.230731] 0 [ 321.234429] ? check_preemption_disabled+0x48/0x280 [ 321.236199] Node 0 [ 321.241719] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 321.243487] DMA: 1*4kB [ 321.248494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.250696] (U) 0*8kB [ 321.255180] ? should_fail+0x22d/0xd01 [ 321.257732] 0*16kB 1*32kB [ 321.263256] ? kasan_check_read+0x11/0x20 [ 321.265716] (U) 2*64kB [ 321.269593] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.272405] (U) [ 321.276536] ? __lock_acquire+0x62f/0x4c20 [ 321.279085] 1*128kB (U) [ 321.284174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.286117] 1*256kB (U) [ 321.290340] ? should_fail+0x22d/0xd01 [ 321.292998] 0*512kB [ 321.298079] ? print_usage_bug+0xc0/0xc0 [ 321.300719] 1*1024kB [ 321.304593] ? mark_held_locks+0x130/0x130 [ 321.306894] (U) [ 321.310938] ? mark_held_locks+0x130/0x130 [ 321.313315] 1*2048kB [ 321.317530] ? check_preemption_disabled+0x48/0x280 [ 321.319472] (M) [ 321.323701] ? zap_class+0x640/0x640 [ 321.326083] 3*4096kB [ 321.331083] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.333024] (M) = 15908kB [ 321.336725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.339117] Node 0 [ 321.343851] ? check_preemption_disabled+0x48/0x280 [ 321.346574] DMA32: 3*4kB [ 321.352102] ? __lock_is_held+0xb5/0x140 [ 321.354313] (UM) 283*8kB [ 321.359316] __alloc_pages_nodemask+0xa80/0xde0 [ 321.362041] (UM) [ 321.366083] ? zap_class+0x640/0x640 [ 321.368813] 189*16kB [ 321.373459] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 321.375483] (UM) 116*32kB [ 321.379190] ? find_held_lock+0x36/0x1c0 [ 321.381558] (M) 38*64kB [ 321.386567] ? ____cache_alloc_node+0x1c7/0x1e0 [ 321.389369] (M) 10*128kB [ 321.393424] ? lock_downgrade+0x900/0x900 [ 321.396065] (M) [ 321.400719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.403444] 5*256kB [ 321.407573] cache_grow_begin+0xa5/0x8c0 [ 321.409516] (UM) [ 321.415039] ? do_raw_spin_unlock+0xa7/0x330 [ 321.417332] 4*512kB (UM) [ 321.421388] fallback_alloc+0x204/0x2e0 [ 321.423407] 3*1024kB (M) [ 321.427802] ____cache_alloc_node+0x1c7/0x1e0 [ 321.430522] 3*2048kB (UM) [ 321.434487] kmem_cache_alloc_node+0xe3/0x730 [ 321.437208] 0*4096kB = 25268kB [ 321.441691] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.444503] Node 0 [ 321.448988] __alloc_skb+0x119/0x770 [ 321.452261] Normal: 191*4kB [ 321.456833] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 321.459034] (UME) 564*8kB [ 321.462740] ? netdev_alloc_frag+0x1f0/0x1f0 [ 321.465720] (UMEH) 243*16kB [ 321.471073] ? vprintk_default+0x28/0x30 [ 321.473891] (UMEH) [ 321.478278] ? vprintk_func+0x85/0x181 [ 321.481265] 85*32kB (UM) [ 321.485315] ? printk+0xa7/0xcf [ 321.487517] 2*64kB (U) [ 321.491395] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 321.494116] 0*128kB 2*256kB [ 321.497392] new_skb+0x26/0x1c0 [ 321.499942] (UH) [ 321.504676] aoecmd_cfg+0x279/0x7f0 [ 321.507657] 1*512kB (U) [ 321.510925] ? find_held_lock+0x36/0x1c0 [ 321.512976] 1*1024kB [ 321.516581] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 321.519213] (U) 0*2048kB [ 321.523265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.525646] 0*4096kB = 14060kB [ 321.529958] ? __lock_is_held+0xb5/0x140 [ 321.532686] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.538201] discover_timer+0x50/0x60 [ 321.541361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.545415] call_timer_fn+0x272/0x920 [ 321.554213] 168 total pagecache pages [ 321.558005] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.566551] 0 pages in swap cache [ 321.570423] ? process_timeout+0x40/0x40 [ 321.574192] Swap cache stats: add 0, delete 0, find 0/0 [ 321.579016] ? mark_held_locks+0xc7/0x130 [ 321.582434] Free swap = 0kB [ 321.586478] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.591806] Total swap = 0kB [ 321.595935] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.598922] 1965979 pages RAM [ 321.603398] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.606386] 0 pages HighMem/MovableOnly [ 321.610867] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.613946] 342867 pages reserved [ 321.613952] 0 pages cma reserved [ 321.618780] ? trace_hardirqs_on+0xbd/0x310 [ 321.622827] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 321.627291] ? kasan_check_read+0x11/0x20 [ 321.630713] ksoftirqd/0 cpuset= [ 321.634068] ? __run_timers+0x7da/0xc70 [ 321.638362] / [ 321.648662] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.652779] mems_allowed=0 [ 321.656050] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 321.674517] __run_timers+0x7e5/0xc70 [ 321.678319] ? timer_fixup_init+0x70/0x70 [ 321.682461] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 321.687470] ? zap_class+0x640/0x640 [ 321.691205] ? print_usage_bug+0xc0/0xc0 [ 321.695275] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 321.700465] ? find_held_lock+0x36/0x1c0 [ 321.704525] ? zap_class+0x640/0x640 [ 321.708239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.713769] ? check_preemption_disabled+0x48/0x280 [ 321.718781] ? __lock_is_held+0xb5/0x140 [ 321.722831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.728368] ? check_preemption_disabled+0x48/0x280 [ 321.733384] run_timer_softirq+0x52/0xb0 [ 321.737440] ? rcu_read_lock_sched_held+0x14f/0x180 [ 321.742456] __do_softirq+0x308/0xb7e [ 321.746250] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 321.750751] ? lock_downgrade+0x900/0x900 [ 321.754890] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 321.759995] ? pvclock_read_flags+0x160/0x160 [ 321.764484] ? lapic_next_event+0x5a/0x90 [ 321.768628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.774162] ? kvm_clock_read+0x18/0x30 [ 321.778127] ? kvm_sched_clock_read+0x9/0x20 [ 321.782525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.788047] ? check_preemption_disabled+0x48/0x280 [ 321.793058] irq_exit+0x17f/0x1c0 [ 321.796497] smp_apic_timer_interrupt+0x1cb/0x760 [ 321.801335] ? smp_reschedule_interrupt+0x109/0x650 [ 321.806346] ? smp_call_function_single_interrupt+0x650/0x650 [ 321.812230] ? interrupt_entry+0xb5/0xc0 [ 321.816279] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.821279] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.826283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.831132] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.836135] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.841147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.846012] apic_timer_interrupt+0xf/0x20 [ 321.850235] [ 321.852466] RIP: 0010:dump_stack+0x358/0x39d [ 321.856870] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 321.875752] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 321.883445] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 321.890703] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 321.897957] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 321.905220] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 321.912476] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 321.919741] ? dump_stack+0x34f/0x39d [ 321.923538] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.928733] dump_header+0x27b/0xf72 [ 321.932453] ? mark_held_locks+0x130/0x130 [ 321.936673] ? pagefault_out_of_memory+0x197/0x197 [ 321.941602] ? __lock_acquire+0x62f/0x4c20 [ 321.945820] ? zap_class+0x640/0x640 [ 321.949543] ? percpu_ref_get_many+0x240/0x240 [ 321.954114] ? print_usage_bug+0xc0/0xc0 [ 321.958162] ? print_usage_bug+0xc0/0xc0 [ 321.962212] ? zap_class+0x640/0x640 [ 321.965914] ? print_usage_bug+0xc0/0xc0 [ 321.969959] ? print_usage_bug+0xc0/0xc0 [ 321.974014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.979552] ? find_held_lock+0x36/0x1c0 [ 321.983608] ? mark_held_locks+0xc7/0x130 [ 321.987746] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 321.992924] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 321.998012] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 322.002579] ? trace_hardirqs_on+0xbd/0x310 [ 322.006889] ? kasan_check_read+0x11/0x20 [ 322.011022] ? ___ratelimit+0x3b4/0x672 [ 322.014986] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.020076] ? trace_hardirqs_on+0x310/0x310 [ 322.024475] ? lock_downgrade+0x900/0x900 [ 322.028622] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 322.033708] ? ___ratelimit+0x3b9/0x672 [ 322.037673] ? idr_get_free+0xec0/0xec0 [ 322.041631] ? find_held_lock+0x36/0x1c0 [ 322.045700] oom_kill_process.cold.27+0x10/0x903 [ 322.050442] ? zap_class+0x640/0x640 [ 322.054139] ? check_preemption_disabled+0x48/0x280 [ 322.059145] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.064058] ? kasan_check_read+0x11/0x20 [ 322.068194] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.073457] ? oom_evaluate_task+0x540/0x540 [ 322.077872] ? find_held_lock+0x36/0x1c0 [ 322.081929] ? out_of_memory+0x974/0x1430 [ 322.086082] ? lock_downgrade+0x900/0x900 [ 322.090229] ? check_preemption_disabled+0x48/0x280 [ 322.095232] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.100147] ? kasan_check_read+0x11/0x20 [ 322.104286] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.109554] ? rcu_softirq_qs+0x20/0x20 [ 322.113519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.119044] ? oom_evaluate_task+0x302/0x540 [ 322.123447] out_of_memory+0xa84/0x1430 [ 322.127421] ? oom_killer_disable+0x3a0/0x3a0 [ 322.131908] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 322.136831] ? __mutex_add_waiter+0x2a0/0x2a0 [ 322.141326] __alloc_pages_slowpath+0x22d4/0x2d70 [ 322.146176] ? warn_alloc+0x120/0x120 [ 322.149959] ? rcu_softirq_qs+0x20/0x20 [ 322.153938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.159459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.164978] ? should_fail+0x22d/0xd01 [ 322.168858] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.173949] ? zap_class+0x640/0x640 [ 322.177672] ? __lock_is_held+0xb5/0x140 [ 322.181728] ? mark_held_locks+0x130/0x130 [ 322.185964] ? lock_release+0xa00/0xa00 [ 322.189925] ? perf_trace_sched_process_exec+0x860/0x860 [ 322.195371] ? __might_sleep+0x95/0x190 [ 322.199343] __alloc_pages_nodemask+0xa80/0xde0 [ 322.204005] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 322.209007] ? __page_cache_alloc+0x191/0x5c0 [ 322.213492] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.218421] ? kasan_check_read+0x11/0x20 [ 322.222559] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.227828] ? zap_class+0x640/0x640 [ 322.231533] ? zap_class+0x640/0x640 [ 322.235234] ? zap_class+0x640/0x640 [ 322.238932] ? __do_page_cache_readahead+0x7ce/0x980 [ 322.244024] ? find_held_lock+0x36/0x1c0 [ 322.248075] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 322.253616] alloc_pages_current+0x173/0x350 [ 322.258018] __page_cache_alloc+0x38c/0x5c0 [ 322.262326] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.267342] ? kasan_check_read+0x11/0x20 [ 322.271590] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.276876] ? generic_perform_write+0x6a0/0x6a0 [ 322.281621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.287142] ? check_preemption_disabled+0x48/0x280 [ 322.292152] filemap_fault+0x1594/0x25f0 [ 322.296209] ? __lock_page_or_retry+0xa00/0xa00 [ 322.300866] ? mark_held_locks+0x130/0x130 [ 322.305089] ? rcu_softirq_qs+0x20/0x20 [ 322.309061] ? filemap_map_pages+0xe04/0x1990 [ 322.313550] ? print_usage_bug+0xc0/0xc0 [ 322.317603] ? find_held_lock+0x36/0x1c0 [ 322.321657] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 322.326575] ? print_usage_bug+0xc0/0xc0 [ 322.330625] ? print_usage_bug+0xc0/0xc0 [ 322.334676] ? __lock_acquire+0x62f/0x4c20 [ 322.338916] ? lock_acquire+0x1ed/0x520 [ 322.342886] ? ext4_filemap_fault+0x7a/0xad [ 322.347211] ? lock_release+0xa00/0xa00 [ 322.351170] ? perf_trace_sched_process_exec+0x860/0x860 [ 322.356604] ? print_usage_bug+0xc0/0xc0 [ 322.360651] ? print_usage_bug+0xc0/0xc0 [ 322.364704] ? down_read+0x8d/0x120 [ 322.368319] ? ext4_filemap_fault+0x7a/0xad [ 322.372629] ? __down_interruptible+0x700/0x700 [ 322.377289] ext4_filemap_fault+0x82/0xad [ 322.381427] __do_fault+0x100/0x6b0 [ 322.385045] ? pmd_devmap_trans_unstable+0x220/0x220 [ 322.390137] ? mark_held_locks+0x130/0x130 [ 322.394357] ? mark_held_locks+0x130/0x130 [ 322.398578] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 322.404106] ? rcu_pm_notify+0xc0/0xc0 [ 322.407986] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.413514] __handle_mm_fault+0x307c/0x5920 [ 322.417917] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 322.422742] ? _raw_spin_unlock_irq+0x27/0x80 [ 322.427226] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 322.431803] ? trace_hardirqs_on+0xbd/0x310 [ 322.436112] ? kasan_check_read+0x11/0x20 [ 322.440246] ? __set_current_blocked+0xdf/0x120 [ 322.444903] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.450001] ? zap_class+0x640/0x640 [ 322.453699] ? zap_class+0x640/0x640 [ 322.457407] ? find_held_lock+0x36/0x1c0 [ 322.461460] ? handle_mm_fault+0x42a/0xc70 [ 322.465680] ? lock_downgrade+0x900/0x900 [ 322.469824] ? check_preemption_disabled+0x48/0x280 [ 322.474828] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.479745] ? kasan_check_read+0x11/0x20 [ 322.483883] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.489147] ? rcu_softirq_qs+0x20/0x20 [ 322.493109] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.498205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.503729] ? check_preemption_disabled+0x48/0x280 [ 322.508743] handle_mm_fault+0x54f/0xc70 [ 322.512797] ? __handle_mm_fault+0x5920/0x5920 [ 322.517366] ? find_vma+0x34/0x190 [ 322.520899] __do_page_fault+0x5e8/0xe60 [ 322.524948] ? exit_to_usermode_loop+0x1f4/0x380 [ 322.529697] do_page_fault+0xf2/0x7e0 [ 322.533499] ? vmalloc_sync_all+0x30/0x30 [ 322.537633] ? error_entry+0x70/0xd0 [ 322.541333] ? trace_hardirqs_off_caller+0xbb/0x310 [ 322.546344] ? trace_hardirqs_on_caller+0xc0/0x310 [ 322.551259] ? syscall_return_slowpath+0x5e0/0x5e0 [ 322.556176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.561015] ? trace_hardirqs_on_caller+0x310/0x310 [ 322.566025] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 322.571467] ? prepare_exit_to_usermode+0x291/0x3b0 [ 322.576467] ? page_fault+0x8/0x30 [ 322.580000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.584833] ? page_fault+0x8/0x30 [ 322.588364] page_fault+0x1e/0x30 [ 322.591802] RIP: 0033:0x45db60 [ 322.594993] Code: Bad RIP value. [ 322.598340] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 322.603691] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 322.610949] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 322.618203] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 322.625459] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 322.632713] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 322.639986] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 322.640031] aoe: skb alloc failure [ 322.646470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.646476] Call Trace: [ 322.650032] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 322.659326] dump_stack+0x244/0x39d [ 322.661907] syz-fuzzer cpuset= [ 322.672112] ? dump_stack_print_info.cold.1+0x20/0x20 [ 322.675719] / [ 322.678899] warn_alloc.cold.117+0xb7/0x1bd [ 322.684054] mems_allowed=0 [ 322.685753] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.697804] ? lock_downgrade+0x900/0x900 [ 322.701947] ? trace_hardirqs_off+0xb8/0x310 [ 322.706346] ? trace_hardirqs_off+0xb8/0x310 [ 322.710747] __alloc_pages_slowpath+0x2660/0x2d70 [ 322.715614] ? warn_alloc+0x120/0x120 [ 322.719405] ? warn_alloc+0x120/0x120 [ 322.723203] ? print_usage_bug+0xc0/0xc0 [ 322.727249] ? warn_alloc+0x120/0x120 [ 322.731034] ? print_usage_bug+0xc0/0xc0 [ 322.735085] ? ipv6_chk_mcast_addr+0x377/0x940 [ 322.739655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.745179] ? should_fail+0x22d/0xd01 [ 322.749050] ? ipv6_dev_mc_dec+0x260/0x260 [ 322.753272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.758364] ? __lock_acquire+0x62f/0x4c20 [ 322.762586] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.767671] ? should_fail+0x22d/0xd01 [ 322.771550] ? mark_held_locks+0x130/0x130 [ 322.775779] ? mark_held_locks+0x130/0x130 [ 322.780015] ? ipv6_rcv+0x419/0x640 [ 322.783627] ? lock_downgrade+0x900/0x900 [ 322.787776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.793300] ? check_preemption_disabled+0x48/0x280 [ 322.798306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.803829] ? check_preemption_disabled+0x48/0x280 [ 322.808838] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 322.814362] ? rcu_pm_notify+0xc0/0xc0 [ 322.818240] __alloc_pages_nodemask+0xa80/0xde0 [ 322.822896] ? zap_class+0x640/0x640 [ 322.826615] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 322.831624] ? find_held_lock+0x36/0x1c0 [ 322.835680] ? ____cache_alloc_node+0x1c7/0x1e0 [ 322.840348] ? lock_downgrade+0x900/0x900 [ 322.844485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.850010] cache_grow_begin+0xa5/0x8c0 [ 322.854056] ? do_raw_spin_unlock+0xa7/0x330 [ 322.858454] fallback_alloc+0x204/0x2e0 [ 322.862419] ____cache_alloc_node+0x1c7/0x1e0 [ 322.866904] kmem_cache_alloc+0x1f8/0x730 [ 322.871040] ? __lock_is_held+0xb5/0x140 [ 322.875095] __build_skb+0xab/0x430 [ 322.878709] ? skb_try_coalesce+0x1b70/0x1b70 [ 322.883194] ? br_netif_receive_skb+0x107/0x210 [ 322.887850] ? __alloc_pages_nodemask+0xde0/0xde0 [ 322.892691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.898212] ? check_preemption_disabled+0x48/0x280 [ 322.903221] __napi_alloc_skb+0x1d6/0x310 [ 322.907360] page_to_skb.isra.41+0xee/0x8d0 [ 322.911669] ? check_preemption_disabled+0x48/0x280 [ 322.916671] ? virtnet_cpu_online+0x40/0x40 [ 322.920977] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.925890] ? kasan_check_read+0x11/0x20 [ 322.930025] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.935291] ? rcu_softirq_qs+0x20/0x20 [ 322.939267] receive_mergeable+0x155d/0x3a90 [ 322.943672] ? virtnet_probe+0x2240/0x2240 [ 322.947896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.953428] ? zap_class+0x640/0x640 [ 322.957126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.962661] ? check_preemption_disabled+0x48/0x280 [ 322.967666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.973207] ? check_preemption_disabled+0x48/0x280 [ 322.978218] ? __lock_is_held+0xb5/0x140 [ 322.982269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.987792] ? rt6_score_route+0x118/0x400 [ 322.992015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.997534] ? find_match+0x492/0x10a0 [ 323.001416] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 323.005551] ? mark_held_locks+0x130/0x130 [ 323.009780] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 323.014958] ? zap_class+0x640/0x640 [ 323.018655] ? zap_class+0x640/0x640 [ 323.022357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.028404] ? check_preemption_disabled+0x48/0x280 [ 323.033421] ? __lock_is_held+0xb5/0x140 [ 323.037472] ? print_usage_bug+0xc0/0xc0 [ 323.041531] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.047070] ? fib6_table_lookup+0xcd5/0x1490 [ 323.051565] ? print_usage_bug+0xc0/0xc0 [ 323.055620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.061157] ? check_preemption_disabled+0x48/0x280 [ 323.066177] ? __lock_acquire+0x62f/0x4c20 [ 323.070400] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 323.076271] ? ret_from_fork+0x3a/0x50 [ 323.080159] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 323.086038] ? ret_from_fork+0x3a/0x50 [ 323.089931] ? rb_erase_cached+0xc78/0x3720 [ 323.094241] ? rb_next+0x140/0x140 [ 323.097770] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 323.102770] ? unwind_dump+0x190/0x190 [ 323.106647] ? unwind_dump+0x190/0x190 [ 323.110532] ? unwind_next_frame+0x3e/0x50 [ 323.114761] ? __save_stack_trace+0x7d/0xf0 [ 323.119075] receive_buf+0xb3c/0x3270 [ 323.122867] ? save_stack+0xa9/0xd0 [ 323.126483] ? kasan_poison_slab+0x61/0x80 [ 323.130707] ? receive_mergeable+0x3a90/0x3a90 [ 323.135282] ? __netif_receive_skb+0x2c/0x1e0 [ 323.139762] ? process_backlog+0x24e/0x7a0 [ 323.143979] ? net_rx_action+0x7fa/0x19b0 [ 323.148109] ? __do_softirq+0x308/0xb7e [ 323.152066] ? run_ksoftirqd+0x5e/0x100 [ 323.156026] ? smpboot_thread_fn+0x68b/0xa00 [ 323.161291] ? kthread+0x35a/0x420 [ 323.164816] ? ret_from_fork+0x3a/0x50 [ 323.168687] ? do_raw_spin_unlock+0xa7/0x330 [ 323.173078] ? trace_hardirqs_on+0x310/0x310 [ 323.177474] ? trace_hardirqs_on+0xbd/0x310 [ 323.181782] ? zap_class+0x640/0x640 [ 323.185482] ? trace_hardirqs_off+0xb8/0x310 [ 323.189877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.195550] ? zap_class+0x640/0x640 [ 323.199261] ? __update_load_avg_blocked_se+0x690/0x690 [ 323.204612] ? __update_load_avg_se+0xae0/0xae0 [ 323.209264] ? __lock_is_held+0xb5/0x140 [ 323.213306] ? zap_class+0x640/0x640 [ 323.217010] ? update_load_avg+0x387/0x2470 [ 323.221315] ? __update_load_avg_blocked_se+0x690/0x690 [ 323.226671] ? attach_entity_load_avg+0x860/0x860 [ 323.231502] ? update_load_avg+0x387/0x2470 [ 323.235810] ? mark_held_locks+0x130/0x130 [ 323.240033] ? attach_entity_load_avg+0x860/0x860 [ 323.244862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.250401] ? check_preemption_disabled+0x48/0x280 [ 323.255428] ? ip6_mc_input+0x48f/0xd20 [ 323.259387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.264909] ? vring_use_dma_api+0xa5/0xc0 [ 323.269144] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.274666] ? vring_unmap_one+0x5a/0x410 [ 323.278798] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 323.284064] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.289585] ? detach_buf+0x34b/0x5d0 [ 323.293379] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 323.298900] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 323.303650] ? detach_buf+0x5d0/0x5d0 [ 323.307440] ? zap_class+0x640/0x640 [ 323.311137] ? print_usage_bug+0xc0/0xc0 [ 323.315187] virtnet_poll+0x421/0x105f [ 323.319066] ? receive_buf+0x3270/0x3270 [ 323.323142] ? __lock_acquire+0x62f/0x4c20 [ 323.327365] ? net_rx_action+0x4b5/0x19b0 [ 323.331499] ? net_rx_action+0x4b5/0x19b0 [ 323.335630] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.340212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.345747] ? check_preemption_disabled+0x48/0x280 [ 323.350750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.356277] net_rx_action+0x7fa/0x19b0 [ 323.360250] ? napi_complete_done+0x7a0/0x7a0 [ 323.364749] ? rcu_read_lock_sched_held+0x14f/0x180 [ 323.369755] ? rcu_note_context_switch+0x12ad/0x2150 [ 323.374858] ? zap_class+0x640/0x640 [ 323.378557] ? run_rebalance_domains+0x500/0x500 [ 323.383297] ? zap_class+0x640/0x640 [ 323.386999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.392528] ? find_held_lock+0x36/0x1c0 [ 323.396587] ? finish_task_switch+0x1f4/0x910 [ 323.401070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.406594] ? __run_timers+0xa4a/0xc70 [ 323.410557] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 323.415124] ? trace_hardirqs_on+0xbd/0x310 [ 323.419432] ? kasan_check_read+0x11/0x20 [ 323.423568] ? finish_task_switch+0x1f4/0x910 [ 323.428057] ? timer_fixup_init+0x70/0x70 [ 323.432204] ? compat_start_thread+0x80/0x80 [ 323.436598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.442124] ? _raw_spin_unlock_irq+0x60/0x80 [ 323.446603] ? finish_task_switch+0x1f4/0x910 [ 323.451084] ? finish_task_switch+0x1b4/0x910 [ 323.455566] ? __switch_to_asm+0x34/0x70 [ 323.459615] ? preempt_notifier_register+0x200/0x200 [ 323.464707] ? __switch_to_asm+0x34/0x70 [ 323.468758] ? __switch_to_asm+0x34/0x70 [ 323.472802] ? __switch_to_asm+0x40/0x70 [ 323.476848] ? __switch_to_asm+0x34/0x70 [ 323.480894] ? __switch_to_asm+0x40/0x70 [ 323.484959] ? __switch_to_asm+0x34/0x70 [ 323.489004] ? __switch_to_asm+0x40/0x70 [ 323.493051] ? __switch_to_asm+0x34/0x70 [ 323.497097] ? __switch_to_asm+0x40/0x70 [ 323.501147] ? pvclock_read_flags+0x160/0x160 [ 323.505628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.511165] ? check_preemption_disabled+0x48/0x280 [ 323.516170] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 323.521699] ? rcu_pm_notify+0xc0/0xc0 [ 323.525586] __do_softirq+0x308/0xb7e [ 323.529378] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 323.534471] ? schedule+0x108/0x460 [ 323.538090] ? trace_hardirqs_off+0xb8/0x310 [ 323.542508] ? smpboot_thread_fn+0x68b/0xa00 [ 323.546904] ? trace_hardirqs_on+0x310/0x310 [ 323.551302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.556823] ? check_preemption_disabled+0x48/0x280 [ 323.561824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.567346] ? takeover_tasklets+0xa90/0xa90 [ 323.571843] run_ksoftirqd+0x5e/0x100 [ 323.575628] smpboot_thread_fn+0x68b/0xa00 [ 323.579849] ? sort_range+0x30/0x30 [ 323.583461] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 323.588549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.594071] ? __kthread_parkme+0xfb/0x1a0 [ 323.598293] kthread+0x35a/0x420 [ 323.601644] ? sort_range+0x30/0x30 [ 323.605255] ? kthread_stop+0x900/0x900 [ 323.609219] ret_from_fork+0x3a/0x50 [ 323.612936] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 323.612940] warn_alloc_show_mem: 1 callbacks suppressed [ 323.612945] Mem-Info: [ 323.619590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.624956] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 323.624956] active_file:14 inactive_file:16 isolated_file:0 [ 323.624956] unevictable:0 dirty:0 writeback:0 unstable:0 [ 323.624956] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 323.624956] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 323.624956] free:13789 free_pcp:261 free_cma:0 [ 323.627323] Call Trace: [ 323.636710] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.669542] [ 323.672100] Node 0 [ 323.699315] dump_stack+0x244/0x39d [ 323.701468] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 323.703669] ? dump_stack_print_info.cold.1+0x20/0x20 [ 323.707266] lowmem_reserve[]: 0 [ 323.732780] warn_alloc.cold.117+0xb7/0x1bd [ 323.737929] 2818 [ 323.741192] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 323.745476] 6321 [ 323.747525] ? lock_downgrade+0x900/0x900 [ 323.752338] 6321 [ 323.754391] ? trace_hardirqs_off+0xb8/0x310 [ 323.758501] Node 0 [ 323.760547] ? trace_hardirqs_off+0xb8/0x310 [ 323.764941] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 323.767154] __alloc_pages_slowpath+0x2660/0x2d70 [ 323.771518] lowmem_reserve[]: 0 [ 323.798669] ? warn_alloc+0x120/0x120 [ 323.803474] 0 3503 [ 323.806741] ? pvclock_read_flags+0x160/0x160 [ 323.810499] 3503 [ 323.812722] ? warn_alloc+0x120/0x120 [ 323.817185] Node 0 [ 323.819248] ? print_usage_bug+0xc0/0xc0 [ 323.823035] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 323.825235] ? warn_alloc+0x120/0x120 [ 323.829257] lowmem_reserve[]: 0 [ 323.857520] ? print_usage_bug+0xc0/0xc0 [ 323.861368] 0 0 [ 323.864635] ? ktime_get+0x2c1/0x400 [ 323.868658] 0 [ 323.870625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.874305] Node 0 [ 323.876090] ? check_preemption_disabled+0x48/0x280 [ 323.881586] DMA: 1*4kB [ 323.883810] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 323.888792] (U) [ 323.891359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.895816] 0*8kB 0*16kB [ 323.897781] ? should_fail+0x22d/0xd01 [ 323.903283] 1*32kB (U) [ 323.906028] ? kasan_check_read+0x11/0x20 [ 323.909884] 2*64kB (U) [ 323.912456] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.916572] 1*128kB (U) [ 323.919160] ? __lock_acquire+0x62f/0x4c20 [ 323.924228] 1*256kB [ 323.926876] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.931070] (U) 0*512kB [ 323.933383] ? should_fail+0x22d/0xd01 [ 323.938449] 1*1024kB (U) [ 323.941123] ? print_usage_bug+0xc0/0xc0 [ 323.944973] 1*2048kB (M) [ 323.947722] ? mark_held_locks+0x130/0x130 [ 323.951740] 3*4096kB (M) [ 323.954501] ? mark_held_locks+0x130/0x130 [ 323.958700] = 15908kB [ 323.961447] ? check_preemption_disabled+0x48/0x280 [ 323.965643] Node 0 DMA32: [ 323.968050] ? zap_class+0x640/0x640 [ 323.973034] 3*4kB [ 323.975861] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.979537] (UM) [ 323.981696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.986424] 283*8kB (UM) [ 323.988477] ? check_preemption_disabled+0x48/0x280 [ 323.993988] 189*16kB (UM) [ 323.996740] ? __lock_is_held+0xb5/0x140 [ 324.001722] 116*32kB (M) [ 324.004554] __alloc_pages_nodemask+0xa80/0xde0 [ 324.008585] 38*64kB [ 324.011325] ? zap_class+0x640/0x640 [ 324.015959] (M) 10*128kB [ 324.018275] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 324.021953] (M) 5*256kB [ 324.024718] ? find_held_lock+0x36/0x1c0 [ 324.030201] (UM) 4*512kB [ 324.032874] ? ____cache_alloc_node+0x1c7/0x1e0 [ 324.036897] (UM) [ 324.039660] ? lock_downgrade+0x900/0x900 [ 324.044298] 3*1024kB (M) [ 324.046358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.050470] 3*2048kB [ 324.053215] cache_grow_begin+0xa5/0x8c0 [ 324.058716] (UM) [ 324.061110] ? do_raw_spin_unlock+0xa7/0x330 [ 324.065137] 0*4096kB = 25268kB [ 324.067202] fallback_alloc+0x204/0x2e0 [ 324.071569] Node 0 Normal: [ 324.074754] ____cache_alloc_node+0x1c7/0x1e0 [ 324.078694] 191*4kB [ 324.081629] kmem_cache_alloc_node+0xe3/0x730 [ 324.086091] (UME) [ 324.088394] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.092853] 564*8kB (UMEH) [ 324.094999] __alloc_skb+0x119/0x770 [ 324.099541] 243*16kB (UMEH) [ 324.102463] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 324.106138] 85*32kB (UM) [ 324.109147] ? netdev_alloc_frag+0x1f0/0x1f0 [ 324.114471] 2*64kB (U) [ 324.117220] ? vprintk_default+0x28/0x30 [ 324.121590] 0*128kB 2*256kB [ 324.124183] ? vprintk_func+0x85/0x181 [ 324.128238] (UH) [ 324.131237] ? printk+0xa7/0xcf [ 324.135089] 1*512kB (U) [ 324.137178] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 324.140434] 1*1024kB (U) [ 324.143101] new_skb+0x26/0x1c0 [ 324.147819] 0*2048kB 0*4096kB [ 324.150566] aoecmd_cfg+0x279/0x7f0 [ 324.153809] = 14060kB [ 324.153822] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 324.157002] ? find_held_lock+0x36/0x1c0 [ 324.160601] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 324.162996] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 324.171805] 168 total pagecache pages [ 324.175846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.184394] 0 pages in swap cache [ 324.188701] ? __lock_is_held+0xb5/0x140 [ 324.192470] Swap cache stats: add 0, delete 0, find 0/0 [ 324.197993] discover_timer+0x50/0x60 [ 324.201409] Free swap = 0kB [ 324.205451] call_timer_fn+0x272/0x920 [ 324.210780] Total swap = 0kB [ 324.214564] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.217548] 1965979 pages RAM [ 324.221434] ? process_timeout+0x40/0x40 [ 324.224416] 0 pages HighMem/MovableOnly [ 324.224423] 342867 pages reserved [ 324.229256] ? mark_held_locks+0xc7/0x130 [ 324.232326] 0 pages cma reserved [ 324.232426] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 324.236379] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.240320] ksoftirqd/0 cpuset= [ 324.243756] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.247872] / [ 324.251215] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.251228] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.261510] mems_allowed=0 [ 324.265983] ? trace_hardirqs_on+0xbd/0x310 [ 324.291985] ? kasan_check_read+0x11/0x20 [ 324.296129] ? __run_timers+0x7da/0xc70 [ 324.300090] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.305189] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 324.310020] __run_timers+0x7e5/0xc70 [ 324.313815] ? timer_fixup_init+0x70/0x70 [ 324.317948] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 324.322949] ? zap_class+0x640/0x640 [ 324.326658] ? print_usage_bug+0xc0/0xc0 [ 324.330705] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 324.335886] ? find_held_lock+0x36/0x1c0 [ 324.339939] ? zap_class+0x640/0x640 [ 324.343658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.349184] ? check_preemption_disabled+0x48/0x280 [ 324.354195] ? __lock_is_held+0xb5/0x140 [ 324.358245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.363767] ? check_preemption_disabled+0x48/0x280 [ 324.368772] run_timer_softirq+0x52/0xb0 [ 324.372819] ? rcu_read_lock_sched_held+0x14f/0x180 [ 324.377822] __do_softirq+0x308/0xb7e [ 324.381611] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 324.386102] ? lock_downgrade+0x900/0x900 [ 324.390243] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 324.395337] ? pvclock_read_flags+0x160/0x160 [ 324.399821] ? lapic_next_event+0x5a/0x90 [ 324.403973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.409515] ? kvm_clock_read+0x18/0x30 [ 324.413474] ? kvm_sched_clock_read+0x9/0x20 [ 324.417869] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.423393] ? check_preemption_disabled+0x48/0x280 [ 324.428402] irq_exit+0x17f/0x1c0 [ 324.431840] smp_apic_timer_interrupt+0x1cb/0x760 [ 324.436673] ? smp_reschedule_interrupt+0x109/0x650 [ 324.441692] ? smp_call_function_single_interrupt+0x650/0x650 [ 324.447651] ? interrupt_entry+0xb5/0xc0 [ 324.451703] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.456714] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.461716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.466545] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.471544] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.476556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.481408] apic_timer_interrupt+0xf/0x20 [ 324.485628] [ 324.487850] RIP: 0010:dump_stack+0x358/0x39d [ 324.492245] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 324.511132] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 324.518837] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 324.526111] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 324.533376] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 324.540643] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 324.547897] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 324.555172] ? dump_stack+0x34f/0x39d [ 324.558971] ? dump_stack_print_info.cold.1+0x20/0x20 [ 324.564160] dump_header+0x27b/0xf72 [ 324.567867] ? mark_held_locks+0x130/0x130 [ 324.572090] ? pagefault_out_of_memory+0x197/0x197 [ 324.577017] ? __lock_acquire+0x62f/0x4c20 [ 324.581242] ? zap_class+0x640/0x640 [ 324.584944] ? percpu_ref_get_many+0x240/0x240 [ 324.589530] ? print_usage_bug+0xc0/0xc0 [ 324.593580] ? print_usage_bug+0xc0/0xc0 [ 324.597640] ? zap_class+0x640/0x640 [ 324.601340] ? print_usage_bug+0xc0/0xc0 [ 324.605387] ? print_usage_bug+0xc0/0xc0 [ 324.609438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.614966] ? find_held_lock+0x36/0x1c0 [ 324.619019] ? mark_held_locks+0xc7/0x130 [ 324.623156] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 324.628249] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 324.633355] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 324.637926] ? trace_hardirqs_on+0xbd/0x310 [ 324.642236] ? kasan_check_read+0x11/0x20 [ 324.646369] ? ___ratelimit+0x3b4/0x672 [ 324.650355] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.655459] ? trace_hardirqs_on+0x310/0x310 [ 324.659856] ? lock_downgrade+0x900/0x900 [ 324.663994] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 324.669082] ? ___ratelimit+0x3b9/0x672 [ 324.673044] ? idr_get_free+0xec0/0xec0 [ 324.677006] ? find_held_lock+0x36/0x1c0 [ 324.681060] oom_kill_process.cold.27+0x10/0x903 [ 324.685816] ? zap_class+0x640/0x640 [ 324.689535] ? check_preemption_disabled+0x48/0x280 [ 324.694539] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.699456] ? kasan_check_read+0x11/0x20 [ 324.703592] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.708865] ? oom_evaluate_task+0x540/0x540 [ 324.713260] ? find_held_lock+0x36/0x1c0 [ 324.717318] ? out_of_memory+0x974/0x1430 [ 324.721453] ? lock_downgrade+0x900/0x900 [ 324.725587] ? check_preemption_disabled+0x48/0x280 [ 324.730616] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.735529] ? kasan_check_read+0x11/0x20 [ 324.739663] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.744928] ? rcu_softirq_qs+0x20/0x20 [ 324.748908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.754431] ? oom_evaluate_task+0x302/0x540 [ 324.758829] out_of_memory+0xa84/0x1430 [ 324.762794] ? oom_killer_disable+0x3a0/0x3a0 [ 324.767273] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 324.772188] ? __mutex_add_waiter+0x2a0/0x2a0 [ 324.776679] __alloc_pages_slowpath+0x22d4/0x2d70 [ 324.781529] ? warn_alloc+0x120/0x120 [ 324.785323] ? rcu_softirq_qs+0x20/0x20 [ 324.789298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.794822] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.800344] ? should_fail+0x22d/0xd01 [ 324.804221] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.809309] ? zap_class+0x640/0x640 [ 324.813025] ? __lock_is_held+0xb5/0x140 [ 324.817079] ? mark_held_locks+0x130/0x130 [ 324.821307] ? lock_release+0xa00/0xa00 [ 324.825268] ? perf_trace_sched_process_exec+0x860/0x860 [ 324.830723] ? __might_sleep+0x95/0x190 [ 324.834699] __alloc_pages_nodemask+0xa80/0xde0 [ 324.839356] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 324.844357] ? __page_cache_alloc+0x191/0x5c0 [ 324.848837] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.853769] ? kasan_check_read+0x11/0x20 [ 324.857905] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.863173] ? zap_class+0x640/0x640 [ 324.866881] ? zap_class+0x640/0x640 [ 324.870592] ? zap_class+0x640/0x640 [ 324.874294] ? __do_page_cache_readahead+0x7ce/0x980 [ 324.879386] ? find_held_lock+0x36/0x1c0 [ 324.883434] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 324.888965] alloc_pages_current+0x173/0x350 [ 324.893367] __page_cache_alloc+0x38c/0x5c0 [ 324.897678] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.902605] ? kasan_check_read+0x11/0x20 [ 324.906754] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.912020] ? generic_perform_write+0x6a0/0x6a0 [ 324.916761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.922281] ? check_preemption_disabled+0x48/0x280 [ 324.927290] filemap_fault+0x1594/0x25f0 [ 324.931346] ? __lock_page_or_retry+0xa00/0xa00 [ 324.936002] ? mark_held_locks+0x130/0x130 [ 324.940227] ? rcu_softirq_qs+0x20/0x20 [ 324.944201] ? filemap_map_pages+0xe04/0x1990 [ 324.948696] ? print_usage_bug+0xc0/0xc0 [ 324.952749] ? find_held_lock+0x36/0x1c0 [ 324.956796] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 324.961714] ? print_usage_bug+0xc0/0xc0 [ 324.965766] ? print_usage_bug+0xc0/0xc0 [ 324.969832] ? __lock_acquire+0x62f/0x4c20 [ 324.974069] ? lock_acquire+0x1ed/0x520 [ 324.978034] ? ext4_filemap_fault+0x7a/0xad [ 324.982344] ? lock_release+0xa00/0xa00 [ 324.986304] ? perf_trace_sched_process_exec+0x860/0x860 [ 324.991750] ? print_usage_bug+0xc0/0xc0 [ 324.995801] ? print_usage_bug+0xc0/0xc0 [ 324.999857] ? down_read+0x8d/0x120 [ 325.003471] ? ext4_filemap_fault+0x7a/0xad [ 325.007781] ? __down_interruptible+0x700/0x700 [ 325.012459] ext4_filemap_fault+0x82/0xad [ 325.016601] __do_fault+0x100/0x6b0 [ 325.020217] ? pmd_devmap_trans_unstable+0x220/0x220 [ 325.025489] ? mark_held_locks+0x130/0x130 [ 325.029707] ? mark_held_locks+0x130/0x130 [ 325.033928] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 325.039450] ? rcu_pm_notify+0xc0/0xc0 [ 325.043333] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.048864] __handle_mm_fault+0x307c/0x5920 [ 325.053277] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 325.058103] ? _raw_spin_unlock_irq+0x27/0x80 [ 325.062592] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 325.067170] ? trace_hardirqs_on+0xbd/0x310 [ 325.071474] ? kasan_check_read+0x11/0x20 [ 325.075607] ? __set_current_blocked+0xdf/0x120 [ 325.080260] ? trace_hardirqs_off_caller+0x310/0x310 [ 325.085355] ? zap_class+0x640/0x640 [ 325.089055] ? zap_class+0x640/0x640 [ 325.092768] ? find_held_lock+0x36/0x1c0 [ 325.096823] ? handle_mm_fault+0x42a/0xc70 [ 325.101044] ? lock_downgrade+0x900/0x900 [ 325.105180] ? check_preemption_disabled+0x48/0x280 [ 325.110191] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 325.115105] ? kasan_check_read+0x11/0x20 [ 325.119239] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.124508] ? rcu_softirq_qs+0x20/0x20 [ 325.128472] ? trace_hardirqs_off_caller+0x310/0x310 [ 325.133573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.139105] ? check_preemption_disabled+0x48/0x280 [ 325.144119] handle_mm_fault+0x54f/0xc70 [ 325.148175] ? __handle_mm_fault+0x5920/0x5920 [ 325.152745] ? find_vma+0x34/0x190 [ 325.156276] __do_page_fault+0x5e8/0xe60 [ 325.160331] ? exit_to_usermode_loop+0x1f4/0x380 [ 325.165087] do_page_fault+0xf2/0x7e0 [ 325.168877] ? vmalloc_sync_all+0x30/0x30 [ 325.173012] ? error_entry+0x70/0xd0 [ 325.176713] ? trace_hardirqs_off_caller+0xbb/0x310 [ 325.181735] ? trace_hardirqs_on_caller+0xc0/0x310 [ 325.186653] ? syscall_return_slowpath+0x5e0/0x5e0 [ 325.191572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.196939] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.201938] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 325.207381] ? prepare_exit_to_usermode+0x291/0x3b0 [ 325.212387] ? page_fault+0x8/0x30 [ 325.215927] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.220760] ? page_fault+0x8/0x30 [ 325.224296] page_fault+0x1e/0x30 [ 325.227736] RIP: 0033:0x45db60 [ 325.230929] Code: Bad RIP value. [ 325.234276] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 325.239626] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 325.246880] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 325.254139] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 325.261411] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 325.268689] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 325.275961] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 325.276008] aoe: skb alloc failure [ 325.282440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.282444] Call Trace: [ 325.282457] dump_stack+0x244/0x39d [ 325.282472] ? dump_stack_print_info.cold.1+0x20/0x20 [ 325.286000] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 325.295321] warn_alloc.cold.117+0xb7/0x1bd [ 325.297865] syz-fuzzer cpuset= [ 325.301471] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.306628] / [ 325.316846] ? lock_downgrade+0x900/0x900 [ 325.321134] mems_allowed=0 [ 325.324306] ? trace_hardirqs_off+0xb8/0x310 [ 325.342248] ? trace_hardirqs_off+0xb8/0x310 [ 325.346649] __alloc_pages_slowpath+0x2660/0x2d70 [ 325.351498] ? warn_alloc+0x120/0x120 [ 325.355287] ? warn_alloc+0x120/0x120 [ 325.359077] ? print_usage_bug+0xc0/0xc0 [ 325.363122] ? warn_alloc+0x120/0x120 [ 325.366907] ? print_usage_bug+0xc0/0xc0 [ 325.370956] ? ipv6_chk_mcast_addr+0x377/0x940 [ 325.375524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.381049] ? should_fail+0x22d/0xd01 [ 325.384918] ? ipv6_dev_mc_dec+0x260/0x260 [ 325.389138] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.394224] ? __lock_acquire+0x62f/0x4c20 [ 325.398458] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.403571] ? should_fail+0x22d/0xd01 [ 325.407459] ? mark_held_locks+0x130/0x130 [ 325.411686] ? mark_held_locks+0x130/0x130 [ 325.415912] ? ipv6_rcv+0x419/0x640 [ 325.419529] ? lock_downgrade+0x900/0x900 [ 325.423691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.429212] ? check_preemption_disabled+0x48/0x280 [ 325.434215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.439735] ? check_preemption_disabled+0x48/0x280 [ 325.444739] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 325.450264] ? rcu_pm_notify+0xc0/0xc0 [ 325.454145] __alloc_pages_nodemask+0xa80/0xde0 [ 325.458800] ? zap_class+0x640/0x640 [ 325.462500] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 325.467507] ? find_held_lock+0x36/0x1c0 [ 325.471568] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.476221] ? lock_downgrade+0x900/0x900 [ 325.480360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.485887] cache_grow_begin+0xa5/0x8c0 [ 325.489930] ? do_raw_spin_unlock+0xa7/0x330 [ 325.494326] fallback_alloc+0x204/0x2e0 [ 325.498288] ____cache_alloc_node+0x1c7/0x1e0 [ 325.502775] kmem_cache_alloc+0x1f8/0x730 [ 325.506953] ? __lock_is_held+0xb5/0x140 [ 325.511021] __build_skb+0xab/0x430 [ 325.514634] ? skb_try_coalesce+0x1b70/0x1b70 [ 325.519117] ? br_netif_receive_skb+0x107/0x210 [ 325.523773] ? __alloc_pages_nodemask+0xde0/0xde0 [ 325.528601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.534119] ? check_preemption_disabled+0x48/0x280 [ 325.539124] __napi_alloc_skb+0x1d6/0x310 [ 325.543260] page_to_skb.isra.41+0xee/0x8d0 [ 325.547568] ? check_preemption_disabled+0x48/0x280 [ 325.552586] ? virtnet_cpu_online+0x40/0x40 [ 325.556891] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 325.561807] ? kasan_check_read+0x11/0x20 [ 325.565939] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.571202] ? rcu_softirq_qs+0x20/0x20 [ 325.575168] receive_mergeable+0x155d/0x3a90 [ 325.579573] ? virtnet_probe+0x2240/0x2240 [ 325.583790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.589312] ? zap_class+0x640/0x640 [ 325.593011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.598542] ? check_preemption_disabled+0x48/0x280 [ 325.603553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.609081] ? check_preemption_disabled+0x48/0x280 [ 325.614089] ? __lock_is_held+0xb5/0x140 [ 325.618138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.623662] ? rt6_score_route+0x118/0x400 [ 325.627889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.633412] ? find_match+0x492/0x10a0 [ 325.637290] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 325.641426] ? mark_held_locks+0x130/0x130 [ 325.645660] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 325.650838] ? zap_class+0x640/0x640 [ 325.654552] ? zap_class+0x640/0x640 [ 325.658255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.663775] ? check_preemption_disabled+0x48/0x280 [ 325.668799] ? __lock_is_held+0xb5/0x140 [ 325.672852] ? print_usage_bug+0xc0/0xc0 [ 325.676905] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 325.682435] ? fib6_table_lookup+0xcd5/0x1490 [ 325.686925] ? print_usage_bug+0xc0/0xc0 [ 325.690978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.696499] ? check_preemption_disabled+0x48/0x280 [ 325.701528] ? __lock_acquire+0x62f/0x4c20 [ 325.705751] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 325.711621] ? ret_from_fork+0x3a/0x50 [ 325.715506] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 325.721398] ? ret_from_fork+0x3a/0x50 [ 325.725277] ? rb_erase_cached+0xc78/0x3720 [ 325.729589] ? rb_next+0x140/0x140 [ 325.733116] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 325.738114] ? unwind_dump+0x190/0x190 [ 325.741989] ? unwind_dump+0x190/0x190 [ 325.745888] ? unwind_next_frame+0x3e/0x50 [ 325.750115] ? __save_stack_trace+0x7d/0xf0 [ 325.754434] receive_buf+0xb3c/0x3270 [ 325.758231] ? save_stack+0xa9/0xd0 [ 325.761857] ? kasan_poison_slab+0x61/0x80 [ 325.766083] ? receive_mergeable+0x3a90/0x3a90 [ 325.770669] ? __netif_receive_skb+0x2c/0x1e0 [ 325.775150] ? process_backlog+0x24e/0x7a0 [ 325.779368] ? net_rx_action+0x7fa/0x19b0 [ 325.783500] ? __do_softirq+0x308/0xb7e [ 325.787468] ? run_ksoftirqd+0x5e/0x100 [ 325.791447] ? smpboot_thread_fn+0x68b/0xa00 [ 325.795847] ? kthread+0x35a/0x420 [ 325.799376] ? ret_from_fork+0x3a/0x50 [ 325.803253] ? do_raw_spin_unlock+0xa7/0x330 [ 325.807652] ? trace_hardirqs_on+0x310/0x310 [ 325.812062] ? trace_hardirqs_on+0xbd/0x310 [ 325.816371] ? zap_class+0x640/0x640 [ 325.820088] ? trace_hardirqs_off+0xb8/0x310 [ 325.824487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.830016] ? zap_class+0x640/0x640 [ 325.833741] ? __update_load_avg_blocked_se+0x690/0x690 [ 325.839094] ? __update_load_avg_se+0xae0/0xae0 [ 325.843757] ? __lock_is_held+0xb5/0x140 [ 325.847802] ? zap_class+0x640/0x640 [ 325.851521] ? update_load_avg+0x387/0x2470 [ 325.855829] ? __update_load_avg_blocked_se+0x690/0x690 [ 325.861185] ? attach_entity_load_avg+0x860/0x860 [ 325.866020] ? update_load_avg+0x387/0x2470 [ 325.870330] ? mark_held_locks+0x130/0x130 [ 325.874572] ? attach_entity_load_avg+0x860/0x860 [ 325.879404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.884929] ? check_preemption_disabled+0x48/0x280 [ 325.889938] ? ip6_mc_input+0x48f/0xd20 [ 325.893915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.899437] ? vring_use_dma_api+0xa5/0xc0 [ 325.903663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 325.909186] ? vring_unmap_one+0x5a/0x410 [ 325.913321] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 325.918593] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 325.924115] ? detach_buf+0x34b/0x5d0 [ 325.927909] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 325.933431] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 325.938186] ? detach_buf+0x5d0/0x5d0 [ 325.941980] ? zap_class+0x640/0x640 [ 325.945686] ? print_usage_bug+0xc0/0xc0 [ 325.949749] virtnet_poll+0x421/0x105f [ 325.953642] ? receive_buf+0x3270/0x3270 [ 325.957701] ? __lock_acquire+0x62f/0x4c20 [ 325.961934] ? net_rx_action+0x4b5/0x19b0 [ 325.966082] ? net_rx_action+0x4b5/0x19b0 [ 325.970228] ? lockdep_hardirqs_on+0x296/0x5b0 [ 325.974811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.980338] ? check_preemption_disabled+0x48/0x280 [ 325.985346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.990883] net_rx_action+0x7fa/0x19b0 [ 325.994863] ? napi_complete_done+0x7a0/0x7a0 [ 325.999353] ? rcu_read_lock_sched_held+0x14f/0x180 [ 326.004367] ? rcu_note_context_switch+0x12ad/0x2150 [ 326.009470] ? zap_class+0x640/0x640 [ 326.013184] ? run_rebalance_domains+0x500/0x500 [ 326.017932] ? zap_class+0x640/0x640 [ 326.021643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.027175] ? find_held_lock+0x36/0x1c0 [ 326.031242] ? finish_task_switch+0x1f4/0x910 [ 326.035732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.041261] ? __run_timers+0xa4a/0xc70 [ 326.045234] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 326.049806] ? trace_hardirqs_on+0xbd/0x310 [ 326.054120] ? kasan_check_read+0x11/0x20 [ 326.058259] ? finish_task_switch+0x1f4/0x910 [ 326.062747] ? timer_fixup_init+0x70/0x70 [ 326.066886] ? compat_start_thread+0x80/0x80 [ 326.071299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.076831] ? _raw_spin_unlock_irq+0x60/0x80 [ 326.081316] ? finish_task_switch+0x1f4/0x910 [ 326.085797] ? finish_task_switch+0x1b4/0x910 [ 326.090277] ? __switch_to_asm+0x34/0x70 [ 326.094328] ? preempt_notifier_register+0x200/0x200 [ 326.099415] ? __switch_to_asm+0x34/0x70 [ 326.103463] ? __switch_to_asm+0x34/0x70 [ 326.107520] ? __switch_to_asm+0x40/0x70 [ 326.111573] ? __switch_to_asm+0x34/0x70 [ 326.115623] ? __switch_to_asm+0x40/0x70 [ 326.119680] ? __switch_to_asm+0x34/0x70 [ 326.123731] ? __switch_to_asm+0x40/0x70 [ 326.127779] ? __switch_to_asm+0x34/0x70 [ 326.131823] ? __switch_to_asm+0x40/0x70 [ 326.135886] ? pvclock_read_flags+0x160/0x160 [ 326.140365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.145888] ? check_preemption_disabled+0x48/0x280 [ 326.150897] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 326.156420] ? rcu_pm_notify+0xc0/0xc0 [ 326.160303] __do_softirq+0x308/0xb7e [ 326.164098] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 326.169191] ? schedule+0x108/0x460 [ 326.172815] ? trace_hardirqs_off+0xb8/0x310 [ 326.177214] ? smpboot_thread_fn+0x68b/0xa00 [ 326.181611] ? trace_hardirqs_on+0x310/0x310 [ 326.186006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.191530] ? check_preemption_disabled+0x48/0x280 [ 326.196531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.202058] ? takeover_tasklets+0xa90/0xa90 [ 326.206454] run_ksoftirqd+0x5e/0x100 [ 326.210247] smpboot_thread_fn+0x68b/0xa00 [ 326.214500] ? sort_range+0x30/0x30 [ 326.218113] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 326.223211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.228769] ? __kthread_parkme+0xfb/0x1a0 [ 326.232996] kthread+0x35a/0x420 [ 326.236355] ? sort_range+0x30/0x30 [ 326.239967] ? kthread_stop+0x900/0x900 [ 326.243932] ret_from_fork+0x3a/0x50 [ 326.247643] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 326.247647] warn_alloc_show_mem: 1 callbacks suppressed [ 326.247652] Mem-Info: [ 326.254290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.254295] Call Trace: [ 326.259652] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 326.259652] active_file:14 inactive_file:16 isolated_file:0 [ 326.259652] unevictable:0 dirty:0 writeback:0 unstable:0 [ 326.259652] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 326.259652] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 326.259652] free:13789 free_pcp:261 free_cma:0 [ 326.262020] [ 326.271375] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 326.273935] dump_stack+0x244/0x39d [ 326.306776] Node 0 [ 326.308911] ? dump_stack_print_info.cold.1+0x20/0x20 [ 326.336131] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 326.339731] warn_alloc.cold.117+0xb7/0x1bd [ 326.341927] lowmem_reserve[]: 0 [ 326.347117] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 326.372578] 2818 6321 [ 326.376886] ? lock_downgrade+0x900/0x900 [ 326.380128] 6321 [ 326.384958] ? trace_hardirqs_off+0xb8/0x310 [ 326.387419] Node 0 [ 326.391547] ? trace_hardirqs_off+0xb8/0x310 [ 326.393605] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 326.397980] __alloc_pages_slowpath+0x2660/0x2d70 [ 326.400172] lowmem_reserve[]: 0 [ 326.404586] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 326.431685] 0 3503 [ 326.436531] ? warn_alloc+0x120/0x120 [ 326.439770] 3503 [ 326.445551] ? __lock_acquire+0x62f/0x4c20 [ 326.447756] Node 0 [ 326.451533] ? __lock_acquire+0x62f/0x4c20 [ 326.453583] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 326.457777] ? warn_alloc+0x120/0x120 [ 326.459981] lowmem_reserve[]: [ 326.464201] ? print_usage_bug+0xc0/0xc0 [ 326.492435] 0 0 [ 326.496223] ? warn_alloc+0x120/0x120 [ 326.499310] 0 0 [ 326.503355] ? print_usage_bug+0xc0/0xc0 [ 326.505308] Node 0 [ 326.509090] ? mark_held_locks+0x130/0x130 [ 326.511030] DMA: 1*4kB [ 326.515073] ? mark_held_locks+0x130/0x130 [ 326.517285] (U) [ 326.521508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.524054] 0*8kB 0*16kB [ 326.528268] ? should_fail+0x22d/0xd01 [ 326.530206] 1*32kB (U) [ 326.535730] ? zap_class+0x640/0x640 [ 326.538463] 2*64kB [ 326.542331] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.544875] (U) 1*128kB [ 326.548576] ? __lock_acquire+0x62f/0x4c20 [ 326.550777] (U) 1*256kB [ 326.555870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.558509] (U) [ 326.562724] ? should_fail+0x22d/0xd01 [ 326.565359] 0*512kB 1*1024kB [ 326.570463] ? mark_held_locks+0x130/0x130 [ 326.572404] (U) [ 326.576306] ? mark_held_locks+0x130/0x130 [ 326.579381] 1*2048kB (M) [ 326.583601] ? lock_downgrade+0x900/0x900 [ 326.585544] 3*4096kB (M) [ 326.589769] ? zap_class+0x640/0x640 [ 326.592500] = 15908kB [ 326.596704] ? zap_class+0x640/0x640 [ 326.599430] Node 0 DMA32: [ 326.603140] ? zap_class+0x640/0x640 [ 326.605527] 3*4kB [ 326.609220] ? do_raw_spin_unlock+0xa7/0x330 [ 326.612042] (UM) [ 326.615738] ? trace_hardirqs_on+0x310/0x310 [ 326.617860] 283*8kB [ 326.622244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.622259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.624285] (UM) 189*16kB [ 326.628682] ? check_preemption_disabled+0x48/0x280 [ 326.630975] (UM) [ 326.636498] ? __lock_is_held+0xb5/0x140 [ 326.641998] 116*32kB [ 326.644826] __alloc_pages_nodemask+0xa80/0xde0 [ 326.649805] (M) [ 326.651854] ? zap_class+0x640/0x640 [ 326.655880] 38*64kB (M) [ 326.658277] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 326.662910] 10*128kB [ 326.664884] ? find_held_lock+0x36/0x1c0 [ 326.668560] (M) [ 326.671220] ? ____cache_alloc_node+0x1c7/0x1e0 [ 326.676197] 5*256kB (UM) [ 326.678611] ? lock_downgrade+0x900/0x900 [ 326.682633] 4*512kB (UM) [ 326.684605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.689237] 3*1024kB (M) [ 326.691982] cache_grow_begin+0xa5/0x8c0 [ 326.696093] 3*2048kB (UM) [ 326.698847] ? do_raw_spin_unlock+0xa7/0x330 [ 326.704348] 0*4096kB = 25268kB [ 326.707101] fallback_alloc+0x204/0x2e0 [ 326.711127] Node 0 [ 326.713956] ____cache_alloc_node+0x1c7/0x1e0 [ 326.718324] Normal: 191*4kB [ 326.721504] kmem_cache_alloc_node+0xe3/0x730 [ 326.725448] (UME) [ 326.727668] ? lockdep_hardirqs_on+0x296/0x5b0 [ 326.732128] 564*8kB [ 326.735131] __alloc_skb+0x119/0x770 [ 326.739588] (UMEH) [ 326.741734] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 326.746275] 243*16kB (UMEH) [ 326.748603] ? netdev_alloc_frag+0x1f0/0x1f0 [ 326.752280] 85*32kB (UM) [ 326.754506] ? vprintk_default+0x28/0x30 [ 326.759830] 2*64kB (U) [ 326.762834] ? vprintk_func+0x85/0x181 [ 326.767218] 0*128kB 2*256kB [ 326.769964] ? printk+0xa7/0xcf [ 326.773993] (UH) [ 326.776557] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 326.780410] 1*512kB (U) [ 326.783441] new_skb+0x26/0x1c0 [ 326.786688] 1*1024kB [ 326.788741] aoecmd_cfg+0x279/0x7f0 [ 326.793464] (U) [ 326.796113] ? find_held_lock+0x36/0x1c0 [ 326.799353] 0*2048kB 0*4096kB [ 326.801752] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 326.805344] = 14060kB [ 326.807302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.811333] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 326.814509] ? __lock_is_held+0xb5/0x140 [ 326.818797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 326.821189] discover_timer+0x50/0x60 [ 326.826689] 168 total pagecache pages [ 326.835503] call_timer_fn+0x272/0x920 [ 326.839538] 0 pages in swap cache [ 326.848095] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.851864] Swap cache stats: add 0, delete 0, find 0/0 [ 326.855643] ? process_timeout+0x40/0x40 [ 326.859496] Free swap = 0kB [ 326.862935] ? mark_held_locks+0xc7/0x130 [ 326.867736] Total swap = 0kB [ 326.873076] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.877103] 1965979 pages RAM [ 326.880109] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.884224] 0 pages HighMem/MovableOnly [ 326.887219] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.887232] ? lockdep_hardirqs_on+0x296/0x5b0 [ 326.891691] 342867 pages reserved [ 326.894779] ? trace_hardirqs_on+0xbd/0x310 [ 326.899237] 0 pages cma reserved [ 326.899327] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.903197] ? kasan_check_read+0x11/0x20 [ 326.908016] ksoftirqd/0 cpuset= [ 326.912576] ? __run_timers+0x7da/0xc70 [ 326.915992] / [ 326.920296] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.923628] mems_allowed=0 [ 326.933929] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 326.959776] __run_timers+0x7e5/0xc70 [ 326.963572] ? timer_fixup_init+0x70/0x70 [ 326.967710] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 326.972731] ? zap_class+0x640/0x640 [ 326.976440] ? print_usage_bug+0xc0/0xc0 [ 326.980490] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 326.985683] ? find_held_lock+0x36/0x1c0 [ 326.989739] ? zap_class+0x640/0x640 [ 326.993450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.998977] ? check_preemption_disabled+0x48/0x280 [ 327.003989] ? __lock_is_held+0xb5/0x140 [ 327.008034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.013559] ? check_preemption_disabled+0x48/0x280 [ 327.018563] run_timer_softirq+0x52/0xb0 [ 327.022612] ? rcu_read_lock_sched_held+0x14f/0x180 [ 327.027793] __do_softirq+0x308/0xb7e [ 327.031608] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 327.036100] ? lock_downgrade+0x900/0x900 [ 327.040244] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 327.045342] ? pvclock_read_flags+0x160/0x160 [ 327.049832] ? lapic_next_event+0x5a/0x90 [ 327.053971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.059504] ? kvm_clock_read+0x18/0x30 [ 327.063471] ? kvm_sched_clock_read+0x9/0x20 [ 327.067888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.073421] ? check_preemption_disabled+0x48/0x280 [ 327.078435] irq_exit+0x17f/0x1c0 [ 327.081875] smp_apic_timer_interrupt+0x1cb/0x760 [ 327.086704] ? smp_reschedule_interrupt+0x109/0x650 [ 327.091711] ? smp_call_function_single_interrupt+0x650/0x650 [ 327.097603] ? interrupt_entry+0xb5/0xc0 [ 327.101651] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.106656] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.111672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.116503] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.121507] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.126523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.131359] apic_timer_interrupt+0xf/0x20 [ 327.135573] [ 327.137815] RIP: 0010:dump_stack+0x358/0x39d [ 327.142211] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 327.161099] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 327.168811] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 327.176065] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 327.183320] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 327.190574] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 327.198344] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 327.205616] ? dump_stack+0x34f/0x39d [ 327.209420] ? dump_stack_print_info.cold.1+0x20/0x20 [ 327.214607] dump_header+0x27b/0xf72 [ 327.218314] ? mark_held_locks+0x130/0x130 [ 327.222538] ? pagefault_out_of_memory+0x197/0x197 [ 327.227460] ? __lock_acquire+0x62f/0x4c20 [ 327.231683] ? zap_class+0x640/0x640 [ 327.235394] ? percpu_ref_get_many+0x240/0x240 [ 327.239971] ? print_usage_bug+0xc0/0xc0 [ 327.244027] ? print_usage_bug+0xc0/0xc0 [ 327.248082] ? zap_class+0x640/0x640 [ 327.251789] ? print_usage_bug+0xc0/0xc0 [ 327.255868] ? print_usage_bug+0xc0/0xc0 [ 327.259930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.265463] ? find_held_lock+0x36/0x1c0 [ 327.269523] ? mark_held_locks+0xc7/0x130 [ 327.273667] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 327.278766] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 327.283864] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 327.288446] ? trace_hardirqs_on+0xbd/0x310 [ 327.292761] ? kasan_check_read+0x11/0x20 [ 327.296904] ? ___ratelimit+0x3b4/0x672 [ 327.300870] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.305972] ? trace_hardirqs_on+0x310/0x310 [ 327.310371] ? lock_downgrade+0x900/0x900 [ 327.314526] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.319623] ? ___ratelimit+0x3b9/0x672 [ 327.323597] ? idr_get_free+0xec0/0xec0 [ 327.327561] ? find_held_lock+0x36/0x1c0 [ 327.331626] oom_kill_process.cold.27+0x10/0x903 [ 327.336372] ? zap_class+0x640/0x640 [ 327.340090] ? check_preemption_disabled+0x48/0x280 [ 327.345102] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.350021] ? kasan_check_read+0x11/0x20 [ 327.354165] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.359452] ? oom_evaluate_task+0x540/0x540 [ 327.363858] ? find_held_lock+0x36/0x1c0 [ 327.367919] ? out_of_memory+0x974/0x1430 [ 327.372062] ? lock_downgrade+0x900/0x900 [ 327.376197] ? check_preemption_disabled+0x48/0x280 [ 327.381208] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.386128] ? kasan_check_read+0x11/0x20 [ 327.390283] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.395549] ? rcu_softirq_qs+0x20/0x20 [ 327.399522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.405046] ? oom_evaluate_task+0x302/0x540 [ 327.409450] out_of_memory+0xa84/0x1430 [ 327.413424] ? oom_killer_disable+0x3a0/0x3a0 [ 327.417909] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 327.422826] ? __mutex_add_waiter+0x2a0/0x2a0 [ 327.427317] __alloc_pages_slowpath+0x22d4/0x2d70 [ 327.432169] ? warn_alloc+0x120/0x120 [ 327.435963] ? rcu_softirq_qs+0x20/0x20 [ 327.439949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.445481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.451005] ? should_fail+0x22d/0xd01 [ 327.454974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.460067] ? zap_class+0x640/0x640 [ 327.463782] ? __lock_is_held+0xb5/0x140 [ 327.467837] ? mark_held_locks+0x130/0x130 [ 327.472062] ? lock_release+0xa00/0xa00 [ 327.476021] ? perf_trace_sched_process_exec+0x860/0x860 [ 327.481463] ? __might_sleep+0x95/0x190 [ 327.485427] __alloc_pages_nodemask+0xa80/0xde0 [ 327.490088] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 327.495092] ? __page_cache_alloc+0x191/0x5c0 [ 327.499576] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.504493] ? kasan_check_read+0x11/0x20 [ 327.508629] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.513896] ? zap_class+0x640/0x640 [ 327.517599] ? zap_class+0x640/0x640 [ 327.521298] ? zap_class+0x640/0x640 [ 327.524996] ? __do_page_cache_readahead+0x7ce/0x980 [ 327.530087] ? find_held_lock+0x36/0x1c0 [ 327.534135] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 327.539665] alloc_pages_current+0x173/0x350 [ 327.544062] __page_cache_alloc+0x38c/0x5c0 [ 327.548374] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.553291] ? kasan_check_read+0x11/0x20 [ 327.557426] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.562708] ? generic_perform_write+0x6a0/0x6a0 [ 327.567453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.572997] ? check_preemption_disabled+0x48/0x280 [ 327.578002] filemap_fault+0x1594/0x25f0 [ 327.582060] ? __lock_page_or_retry+0xa00/0xa00 [ 327.586716] ? mark_held_locks+0x130/0x130 [ 327.590950] ? rcu_softirq_qs+0x20/0x20 [ 327.594931] ? filemap_map_pages+0xe04/0x1990 [ 327.599429] ? print_usage_bug+0xc0/0xc0 [ 327.603484] ? find_held_lock+0x36/0x1c0 [ 327.607537] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 327.612454] ? print_usage_bug+0xc0/0xc0 [ 327.616506] ? print_usage_bug+0xc0/0xc0 [ 327.620556] ? __lock_acquire+0x62f/0x4c20 [ 327.624793] ? lock_acquire+0x1ed/0x520 [ 327.628773] ? ext4_filemap_fault+0x7a/0xad [ 327.633088] ? lock_release+0xa00/0xa00 [ 327.637052] ? perf_trace_sched_process_exec+0x860/0x860 [ 327.642492] ? print_usage_bug+0xc0/0xc0 [ 327.646543] ? print_usage_bug+0xc0/0xc0 [ 327.650597] ? down_read+0x8d/0x120 [ 327.654210] ? ext4_filemap_fault+0x7a/0xad [ 327.658518] ? __down_interruptible+0x700/0x700 [ 327.663181] ext4_filemap_fault+0x82/0xad [ 327.667322] __do_fault+0x100/0x6b0 [ 327.670956] ? pmd_devmap_trans_unstable+0x220/0x220 [ 327.676047] ? mark_held_locks+0x130/0x130 [ 327.680268] ? mark_held_locks+0x130/0x130 [ 327.684486] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 327.690012] ? rcu_pm_notify+0xc0/0xc0 [ 327.693892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.699421] __handle_mm_fault+0x307c/0x5920 [ 327.703840] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 327.708673] ? _raw_spin_unlock_irq+0x27/0x80 [ 327.713164] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 327.717733] ? trace_hardirqs_on+0xbd/0x310 [ 327.722042] ? kasan_check_read+0x11/0x20 [ 327.726176] ? __set_current_blocked+0xdf/0x120 [ 327.730845] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.735945] ? zap_class+0x640/0x640 [ 327.739646] ? zap_class+0x640/0x640 [ 327.743354] ? find_held_lock+0x36/0x1c0 [ 327.747407] ? handle_mm_fault+0x42a/0xc70 [ 327.751627] ? lock_downgrade+0x900/0x900 [ 327.755759] ? check_preemption_disabled+0x48/0x280 [ 327.760772] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.765690] ? kasan_check_read+0x11/0x20 [ 327.769827] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.775096] ? rcu_softirq_qs+0x20/0x20 [ 327.779057] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.784149] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.789671] ? check_preemption_disabled+0x48/0x280 [ 327.794676] handle_mm_fault+0x54f/0xc70 [ 327.798727] ? __handle_mm_fault+0x5920/0x5920 [ 327.803427] ? find_vma+0x34/0x190 [ 327.806970] __do_page_fault+0x5e8/0xe60 [ 327.811016] ? exit_to_usermode_loop+0x1f4/0x380 [ 327.815763] do_page_fault+0xf2/0x7e0 [ 327.819552] ? vmalloc_sync_all+0x30/0x30 [ 327.823688] ? error_entry+0x70/0xd0 [ 327.827407] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.832408] ? trace_hardirqs_on_caller+0xc0/0x310 [ 327.837324] ? syscall_return_slowpath+0x5e0/0x5e0 [ 327.842248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.847078] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.852083] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 327.857547] ? prepare_exit_to_usermode+0x291/0x3b0 [ 327.862570] ? page_fault+0x8/0x30 [ 327.866103] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.870931] ? page_fault+0x8/0x30 [ 327.874458] page_fault+0x1e/0x30 [ 327.877896] RIP: 0033:0x45db60 [ 327.881092] Code: Bad RIP value. [ 327.884441] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 327.889791] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 327.897053] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 327.904314] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 327.911573] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 327.918830] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 327.926107] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 327.926175] aoe: skb alloc failure [ 327.932620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.932624] Call Trace: [ 327.932638] dump_stack+0x244/0x39d [ 327.932654] ? dump_stack_print_info.cold.1+0x20/0x20 [ 327.936189] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 327.945508] warn_alloc.cold.117+0xb7/0x1bd [ 327.948055] syz-fuzzer cpuset= [ 327.951661] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 327.956816] / [ 327.967019] ? lock_downgrade+0x900/0x900 [ 327.971312] mems_allowed=0 [ 327.974494] ? trace_hardirqs_off+0xb8/0x310 [ 327.992435] ? trace_hardirqs_off+0xb8/0x310 [ 327.996842] __alloc_pages_slowpath+0x2660/0x2d70 [ 328.001695] ? warn_alloc+0x120/0x120 [ 328.005502] ? warn_alloc+0x120/0x120 [ 328.009290] ? print_usage_bug+0xc0/0xc0 [ 328.013344] ? warn_alloc+0x120/0x120 [ 328.017131] ? print_usage_bug+0xc0/0xc0 [ 328.021180] ? ipv6_chk_mcast_addr+0x377/0x940 [ 328.026235] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.031756] ? should_fail+0x22d/0xd01 [ 328.035628] ? ipv6_dev_mc_dec+0x260/0x260 [ 328.039850] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.044943] ? __lock_acquire+0x62f/0x4c20 [ 328.049166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.054261] ? should_fail+0x22d/0xd01 [ 328.058142] ? mark_held_locks+0x130/0x130 [ 328.062364] ? mark_held_locks+0x130/0x130 [ 328.066586] ? ipv6_rcv+0x419/0x640 [ 328.070200] ? lock_downgrade+0x900/0x900 [ 328.074341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.079863] ? check_preemption_disabled+0x48/0x280 [ 328.084869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.090390] ? check_preemption_disabled+0x48/0x280 [ 328.095413] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 328.100937] ? rcu_pm_notify+0xc0/0xc0 [ 328.104815] __alloc_pages_nodemask+0xa80/0xde0 [ 328.109470] ? zap_class+0x640/0x640 [ 328.113172] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 328.118185] ? find_held_lock+0x36/0x1c0 [ 328.122241] ? ____cache_alloc_node+0x1c7/0x1e0 [ 328.126894] ? lock_downgrade+0x900/0x900 [ 328.131030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.136553] cache_grow_begin+0xa5/0x8c0 [ 328.140602] ? do_raw_spin_unlock+0xa7/0x330 [ 328.145002] fallback_alloc+0x204/0x2e0 [ 328.148973] ____cache_alloc_node+0x1c7/0x1e0 [ 328.153460] kmem_cache_alloc+0x1f8/0x730 [ 328.157594] ? __lock_is_held+0xb5/0x140 [ 328.161646] __build_skb+0xab/0x430 [ 328.165260] ? skb_try_coalesce+0x1b70/0x1b70 [ 328.169745] ? br_netif_receive_skb+0x107/0x210 [ 328.174423] ? __alloc_pages_nodemask+0xde0/0xde0 [ 328.179250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.184774] ? check_preemption_disabled+0x48/0x280 [ 328.189778] __napi_alloc_skb+0x1d6/0x310 [ 328.193917] page_to_skb.isra.41+0xee/0x8d0 [ 328.198226] ? check_preemption_disabled+0x48/0x280 [ 328.203233] ? virtnet_cpu_online+0x40/0x40 [ 328.207544] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 328.212458] ? kasan_check_read+0x11/0x20 [ 328.216591] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.221858] ? rcu_softirq_qs+0x20/0x20 [ 328.225831] receive_mergeable+0x155d/0x3a90 [ 328.230239] ? virtnet_probe+0x2240/0x2240 [ 328.234462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.239983] ? zap_class+0x640/0x640 [ 328.243681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.249201] ? check_preemption_disabled+0x48/0x280 [ 328.254202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.259723] ? check_preemption_disabled+0x48/0x280 [ 328.264732] ? __lock_is_held+0xb5/0x140 [ 328.268783] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.274312] ? rt6_score_route+0x118/0x400 [ 328.278535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.284057] ? find_match+0x492/0x10a0 [ 328.287933] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 328.292066] ? mark_held_locks+0x130/0x130 [ 328.296291] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 328.301479] ? zap_class+0x640/0x640 [ 328.305181] ? zap_class+0x640/0x640 [ 328.308891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.314427] ? check_preemption_disabled+0x48/0x280 [ 328.319448] ? __lock_is_held+0xb5/0x140 [ 328.323499] ? print_usage_bug+0xc0/0xc0 [ 328.327552] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 328.333078] ? fib6_table_lookup+0xcd5/0x1490 [ 328.337583] ? print_usage_bug+0xc0/0xc0 [ 328.341642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.347165] ? check_preemption_disabled+0x48/0x280 [ 328.352179] ? __lock_acquire+0x62f/0x4c20 [ 328.356408] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 328.362279] ? ret_from_fork+0x3a/0x50 [ 328.366172] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 328.372038] ? ret_from_fork+0x3a/0x50 [ 328.375916] ? rb_erase_cached+0xc78/0x3720 [ 328.380241] ? rb_next+0x140/0x140 [ 328.383768] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 328.388767] ? unwind_dump+0x190/0x190 [ 328.392639] ? unwind_dump+0x190/0x190 [ 328.396525] ? unwind_next_frame+0x3e/0x50 [ 328.400754] ? __save_stack_trace+0x7d/0xf0 [ 328.405069] receive_buf+0xb3c/0x3270 [ 328.408857] ? save_stack+0xa9/0xd0 [ 328.412477] ? kasan_poison_slab+0x61/0x80 [ 328.416704] ? receive_mergeable+0x3a90/0x3a90 [ 328.421277] ? __netif_receive_skb+0x2c/0x1e0 [ 328.425769] ? process_backlog+0x24e/0x7a0 [ 328.429997] ? net_rx_action+0x7fa/0x19b0 [ 328.434129] ? __do_softirq+0x308/0xb7e [ 328.438085] ? run_ksoftirqd+0x5e/0x100 [ 328.442047] ? smpboot_thread_fn+0x68b/0xa00 [ 328.446440] ? kthread+0x35a/0x420 [ 328.449964] ? ret_from_fork+0x3a/0x50 [ 328.453837] ? do_raw_spin_unlock+0xa7/0x330 [ 328.458229] ? trace_hardirqs_on+0x310/0x310 [ 328.462623] ? trace_hardirqs_on+0xbd/0x310 [ 328.466935] ? zap_class+0x640/0x640 [ 328.470637] ? trace_hardirqs_off+0xb8/0x310 [ 328.475032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.480556] ? zap_class+0x640/0x640 [ 328.484262] ? __update_load_avg_blocked_se+0x690/0x690 [ 328.489619] ? __update_load_avg_se+0xae0/0xae0 [ 328.494297] ? __lock_is_held+0xb5/0x140 [ 328.498360] ? zap_class+0x640/0x640 [ 328.502072] ? update_load_avg+0x387/0x2470 [ 328.506390] ? __update_load_avg_blocked_se+0x690/0x690 [ 328.511744] ? attach_entity_load_avg+0x860/0x860 [ 328.516579] ? update_load_avg+0x387/0x2470 [ 328.520888] ? mark_held_locks+0x130/0x130 [ 328.525109] ? attach_entity_load_avg+0x860/0x860 [ 328.529960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.535504] ? check_preemption_disabled+0x48/0x280 [ 328.540518] ? ip6_mc_input+0x48f/0xd20 [ 328.544488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.550017] ? vring_use_dma_api+0xa5/0xc0 [ 328.554243] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 328.559780] ? vring_unmap_one+0x5a/0x410 [ 328.563919] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 328.569189] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 328.574714] ? detach_buf+0x34b/0x5d0 [ 328.578519] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 328.584047] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 328.588801] ? detach_buf+0x5d0/0x5d0 [ 328.592593] ? zap_class+0x640/0x640 [ 328.596326] ? print_usage_bug+0xc0/0xc0 [ 328.600383] virtnet_poll+0x421/0x105f [ 328.604299] ? receive_buf+0x3270/0x3270 [ 328.608359] ? __lock_acquire+0x62f/0x4c20 [ 328.612590] ? net_rx_action+0x4b5/0x19b0 [ 328.616734] ? net_rx_action+0x4b5/0x19b0 [ 328.620872] ? lockdep_hardirqs_on+0x296/0x5b0 [ 328.625454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.630984] ? check_preemption_disabled+0x48/0x280 [ 328.635991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.641524] net_rx_action+0x7fa/0x19b0 [ 328.645500] ? napi_complete_done+0x7a0/0x7a0 [ 328.649990] ? rcu_read_lock_sched_held+0x14f/0x180 [ 328.655001] ? rcu_note_context_switch+0x12ad/0x2150 [ 328.660098] ? zap_class+0x640/0x640 [ 328.663805] ? run_rebalance_domains+0x500/0x500 [ 328.668552] ? zap_class+0x640/0x640 [ 328.672270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.677809] ? find_held_lock+0x36/0x1c0 [ 328.681869] ? finish_task_switch+0x1f4/0x910 [ 328.686359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.691888] ? __run_timers+0xa4a/0xc70 [ 328.695856] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 328.700431] ? trace_hardirqs_on+0xbd/0x310 [ 328.704743] ? kasan_check_read+0x11/0x20 [ 328.708881] ? finish_task_switch+0x1f4/0x910 [ 328.713384] ? timer_fixup_init+0x70/0x70 [ 328.717527] ? compat_start_thread+0x80/0x80 [ 328.721927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.727460] ? _raw_spin_unlock_irq+0x60/0x80 [ 328.731956] ? finish_task_switch+0x1f4/0x910 [ 328.736446] ? finish_task_switch+0x1b4/0x910 [ 328.740931] ? __switch_to_asm+0x34/0x70 [ 328.744986] ? preempt_notifier_register+0x200/0x200 [ 328.750088] ? __switch_to_asm+0x34/0x70 [ 328.754135] ? __switch_to_asm+0x34/0x70 [ 328.758183] ? __switch_to_asm+0x40/0x70 [ 328.762243] ? __switch_to_asm+0x34/0x70 [ 328.766308] ? __switch_to_asm+0x40/0x70 [ 328.770359] ? __switch_to_asm+0x34/0x70 [ 328.774409] ? __switch_to_asm+0x40/0x70 [ 328.778460] ? __switch_to_asm+0x34/0x70 [ 328.782509] ? __switch_to_asm+0x40/0x70 [ 328.786570] ? pvclock_read_flags+0x160/0x160 [ 328.791063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.796590] ? check_preemption_disabled+0x48/0x280 [ 328.801603] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 328.807132] ? rcu_pm_notify+0xc0/0xc0 [ 328.811025] __do_softirq+0x308/0xb7e [ 328.814824] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 328.819923] ? schedule+0x108/0x460 [ 328.823561] ? trace_hardirqs_off+0xb8/0x310 [ 328.827962] ? smpboot_thread_fn+0x68b/0xa00 [ 328.832363] ? trace_hardirqs_on+0x310/0x310 [ 328.836765] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.842294] ? check_preemption_disabled+0x48/0x280 [ 328.847299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.852826] ? takeover_tasklets+0xa90/0xa90 [ 328.857239] run_ksoftirqd+0x5e/0x100 [ 328.861038] smpboot_thread_fn+0x68b/0xa00 [ 328.865273] ? sort_range+0x30/0x30 [ 328.868908] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 328.874001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.879526] ? __kthread_parkme+0xfb/0x1a0 [ 328.883755] kthread+0x35a/0x420 [ 328.887117] ? sort_range+0x30/0x30 [ 328.890736] ? kthread_stop+0x900/0x900 [ 328.894700] ret_from_fork+0x3a/0x50 [ 328.898415] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 328.898418] warn_alloc_show_mem: 1 callbacks suppressed [ 328.898424] Mem-Info: [ 328.905068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.910423] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 328.910423] active_file:14 inactive_file:16 isolated_file:0 [ 328.910423] unevictable:0 dirty:0 writeback:0 unstable:0 [ 328.910423] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 328.910423] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 328.910423] free:13789 free_pcp:261 free_cma:0 [ 328.912787] Call Trace: [ 328.922149] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 328.954990] [ 328.957559] Node 0 [ 328.984777] dump_stack+0x244/0x39d [ 328.986931] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 328.989137] ? dump_stack_print_info.cold.1+0x20/0x20 [ 328.992724] lowmem_reserve[]: 0 [ 329.018219] warn_alloc.cold.117+0xb7/0x1bd [ 329.023363] 2818 6321 [ 329.026758] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 329.031044] 6321 [ 329.033523] ? lock_downgrade+0x900/0x900 [ 329.038330] Node 0 [ 329.040379] ? trace_hardirqs_off+0xb8/0x310 [ 329.044515] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 329.046819] ? trace_hardirqs_off+0xb8/0x310 [ 329.051186] lowmem_reserve[]: 0 [ 329.078332] __alloc_pages_slowpath+0x2660/0x2d70 [ 329.082699] 0 3503 [ 329.085988] ? warn_alloc+0x120/0x120 [ 329.090788] 3503 [ 329.093005] ? __lock_acquire+0x62f/0x4c20 [ 329.098819] ? __lock_acquire+0x62f/0x4c20 [ 329.103019] Node 0 [ 329.107235] ? warn_alloc+0x120/0x120 [ 329.107262] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 329.109462] ? print_usage_bug+0xc0/0xc0 [ 329.113356] lowmem_reserve[]: 0 [ 329.141617] ? warn_alloc+0x120/0x120 [ 329.145643] 0 0 [ 329.148906] ? print_usage_bug+0xc0/0xc0 [ 329.152673] 0 [ 329.154639] ? mark_held_locks+0x130/0x130 [ 329.158666] Node 0 [ 329.160453] ? mark_held_locks+0x130/0x130 [ 329.164649] DMA: 1*4kB [ 329.166877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.171074] (U) 0*8kB [ 329.173642] ? should_fail+0x22d/0xd01 [ 329.179143] 0*16kB 1*32kB [ 329.181625] ? zap_class+0x640/0x640 [ 329.185488] (U) [ 329.188313] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.191987] 2*64kB (U) [ 329.194492] ? __lock_acquire+0x62f/0x4c20 [ 329.199562] 1*128kB [ 329.202127] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.206326] (U) [ 329.208632] ? should_fail+0x22d/0xd01 [ 329.213696] 1*256kB (U) [ 329.215679] ? mark_held_locks+0x130/0x130 [ 329.219528] 0*512kB 1*1024kB [ 329.222182] ? mark_held_locks+0x130/0x130 [ 329.226381] (U) [ 329.229482] ? lock_downgrade+0x900/0x900 [ 329.233682] 1*2048kB (M) [ 329.235646] ? zap_class+0x640/0x640 [ 329.239759] 3*4096kB [ 329.242493] ? zap_class+0x640/0x640 [ 329.246174] (M) [ 329.248569] ? zap_class+0x640/0x640 [ 329.252252] = 15908kB [ 329.254210] ? do_raw_spin_unlock+0xa7/0x330 [ 329.257900] Node 0 [ 329.260292] ? trace_hardirqs_on+0x310/0x310 [ 329.264672] DMA32: 3*4kB [ 329.266895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.271268] (UM) [ 329.274005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.279519] 283*8kB (UM) [ 329.281570] ? check_preemption_disabled+0x48/0x280 [ 329.287069] 189*16kB (UM) [ 329.289817] ? __lock_is_held+0xb5/0x140 [ 329.294797] 116*32kB (M) [ 329.297645] __alloc_pages_nodemask+0xa80/0xde0 [ 329.301666] 38*64kB (M) [ 329.304410] ? zap_class+0x640/0x640 [ 329.309041] 10*128kB (M) [ 329.311701] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 329.315384] 5*256kB [ 329.318129] ? find_held_lock+0x36/0x1c0 [ 329.323107] (UM) [ 329.325419] ? ____cache_alloc_node+0x1c7/0x1e0 [ 329.329436] 4*512kB (UM) [ 329.331488] ? lock_downgrade+0x900/0x900 [ 329.336117] 3*1024kB (M) [ 329.338867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.342972] 3*2048kB (UM) [ 329.345718] cache_grow_begin+0xa5/0x8c0 [ 329.351220] 0*4096kB [ 329.354041] ? do_raw_spin_unlock+0xa7/0x330 [ 329.358067] = 25268kB [ 329.360461] fallback_alloc+0x204/0x2e0 [ 329.364830] Node 0 [ 329.367230] ____cache_alloc_node+0x1c7/0x1e0 [ 329.371161] Normal: 191*4kB [ 329.373386] kmem_cache_alloc_node+0xe3/0x730 [ 329.377843] (UME) [ 329.380841] ? lockdep_hardirqs_on+0x296/0x5b0 [ 329.385300] 564*8kB (UMEH) [ 329.387441] __alloc_skb+0x119/0x770 [ 329.391981] 243*16kB (UMEH) [ 329.394900] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 329.398572] 85*32kB (UM) [ 329.401578] ? netdev_alloc_frag+0x1f0/0x1f0 [ 329.406907] 2*64kB (U) [ 329.409655] ? vprintk_default+0x28/0x30 [ 329.414023] 0*128kB 2*256kB [ 329.416590] ? vprintk_func+0x85/0x181 [ 329.420618] (UH) [ 329.423628] ? printk+0xa7/0xcf [ 329.427479] 1*512kB (U) [ 329.429528] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 329.432771] 1*1024kB (U) [ 329.435435] new_skb+0x26/0x1c0 [ 329.440149] 0*2048kB [ 329.442884] aoecmd_cfg+0x279/0x7f0 [ 329.446125] 0*4096kB = 14060kB [ 329.448521] ? find_held_lock+0x36/0x1c0 [ 329.452229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 329.455398] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 329.459431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 329.468242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.472546] 168 total pagecache pages [ 329.481104] ? __lock_is_held+0xb5/0x140 [ 329.486606] 0 pages in swap cache [ 329.490386] discover_timer+0x50/0x60 [ 329.494409] Swap cache stats: add 0, delete 0, find 0/0 [ 329.497838] call_timer_fn+0x272/0x920 [ 329.501601] Free swap = 0kB [ 329.506961] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 329.510814] Total swap = 0kB [ 329.513813] ? process_timeout+0x40/0x40 [ 329.518618] 1965979 pages RAM [ 329.521622] ? mark_held_locks+0xc7/0x130 [ 329.525642] 0 pages HighMem/MovableOnly [ 329.525648] 342867 pages reserved [ 329.528732] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.532840] 0 pages cma reserved [ 329.532945] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 329.536798] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.540221] ksoftirqd/0 cpuset= [ 329.544690] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 329.544707] ? lockdep_hardirqs_on+0x296/0x5b0 [ 329.548035] / [ 329.558324] ? trace_hardirqs_on+0xbd/0x310 [ 329.562787] mems_allowed=0 [ 329.566043] ? kasan_check_read+0x11/0x20 [ 329.588454] ? __run_timers+0x7da/0xc70 [ 329.592424] ? trace_hardirqs_off_caller+0x310/0x310 [ 329.597523] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 329.602352] __run_timers+0x7e5/0xc70 [ 329.606150] ? timer_fixup_init+0x70/0x70 [ 329.610288] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 329.615291] ? zap_class+0x640/0x640 [ 329.618993] ? print_usage_bug+0xc0/0xc0 [ 329.623042] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 329.628225] ? find_held_lock+0x36/0x1c0 [ 329.632276] ? zap_class+0x640/0x640 [ 329.635987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.641514] ? check_preemption_disabled+0x48/0x280 [ 329.646544] ? __lock_is_held+0xb5/0x140 [ 329.650598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.656120] ? check_preemption_disabled+0x48/0x280 [ 329.661122] run_timer_softirq+0x52/0xb0 [ 329.665171] ? rcu_read_lock_sched_held+0x14f/0x180 [ 329.670186] __do_softirq+0x308/0xb7e [ 329.673975] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 329.678470] ? lock_downgrade+0x900/0x900 [ 329.682608] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 329.687710] ? pvclock_read_flags+0x160/0x160 [ 329.692200] ? lapic_next_event+0x5a/0x90 [ 329.696338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.701866] ? kvm_clock_read+0x18/0x30 [ 329.705838] ? kvm_sched_clock_read+0x9/0x20 [ 329.710240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.715763] ? check_preemption_disabled+0x48/0x280 [ 329.720789] irq_exit+0x17f/0x1c0 [ 329.724229] smp_apic_timer_interrupt+0x1cb/0x760 [ 329.729057] ? smp_reschedule_interrupt+0x109/0x650 [ 329.734058] ? smp_call_function_single_interrupt+0x650/0x650 [ 329.739926] ? interrupt_entry+0xb5/0xc0 [ 329.743971] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.748971] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.753975] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.758805] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.763823] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.768832] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.773667] apic_timer_interrupt+0xf/0x20 [ 329.777886] [ 329.780111] RIP: 0010:dump_stack+0x358/0x39d [ 329.784513] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 329.803499] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 329.811200] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 329.818455] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 329.825708] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 329.832963] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 329.840216] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 329.847483] ? dump_stack+0x34f/0x39d [ 329.851295] ? dump_stack_print_info.cold.1+0x20/0x20 [ 329.856482] dump_header+0x27b/0xf72 [ 329.860197] ? mark_held_locks+0x130/0x130 [ 329.864420] ? pagefault_out_of_memory+0x197/0x197 [ 329.869344] ? __lock_acquire+0x62f/0x4c20 [ 329.873573] ? zap_class+0x640/0x640 [ 329.877279] ? percpu_ref_get_many+0x240/0x240 [ 329.881848] ? print_usage_bug+0xc0/0xc0 [ 329.885893] ? print_usage_bug+0xc0/0xc0 [ 329.889944] ? zap_class+0x640/0x640 [ 329.893648] ? print_usage_bug+0xc0/0xc0 [ 329.897700] ? print_usage_bug+0xc0/0xc0 [ 329.901758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.907289] ? find_held_lock+0x36/0x1c0 [ 329.911341] ? mark_held_locks+0xc7/0x130 [ 329.915475] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 329.920568] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 329.925661] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 329.930234] ? trace_hardirqs_on+0xbd/0x310 [ 329.934541] ? kasan_check_read+0x11/0x20 [ 329.938677] ? ___ratelimit+0x3b4/0x672 [ 329.942637] ? trace_hardirqs_off_caller+0x310/0x310 [ 329.947733] ? trace_hardirqs_on+0x310/0x310 [ 329.952132] ? lock_downgrade+0x900/0x900 [ 329.956282] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 329.961374] ? ___ratelimit+0x3b9/0x672 [ 329.965341] ? idr_get_free+0xec0/0xec0 [ 329.969315] ? find_held_lock+0x36/0x1c0 [ 329.973369] oom_kill_process.cold.27+0x10/0x903 [ 329.978113] ? zap_class+0x640/0x640 [ 329.981811] ? check_preemption_disabled+0x48/0x280 [ 329.986819] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.991734] ? kasan_check_read+0x11/0x20 [ 329.995868] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.001129] ? oom_evaluate_task+0x540/0x540 [ 330.005531] ? find_held_lock+0x36/0x1c0 [ 330.009582] ? out_of_memory+0x974/0x1430 [ 330.013714] ? lock_downgrade+0x900/0x900 [ 330.017845] ? check_preemption_disabled+0x48/0x280 [ 330.022851] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.027767] ? kasan_check_read+0x11/0x20 [ 330.031915] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.037212] ? rcu_softirq_qs+0x20/0x20 [ 330.041181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.046720] ? oom_evaluate_task+0x302/0x540 [ 330.051120] out_of_memory+0xa84/0x1430 [ 330.055094] ? oom_killer_disable+0x3a0/0x3a0 [ 330.059574] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 330.064496] ? __mutex_add_waiter+0x2a0/0x2a0 [ 330.068986] __alloc_pages_slowpath+0x22d4/0x2d70 [ 330.073836] ? warn_alloc+0x120/0x120 [ 330.077622] ? rcu_softirq_qs+0x20/0x20 [ 330.081598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.087123] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.092650] ? should_fail+0x22d/0xd01 [ 330.096531] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.101621] ? zap_class+0x640/0x640 [ 330.105343] ? __lock_is_held+0xb5/0x140 [ 330.109399] ? mark_held_locks+0x130/0x130 [ 330.113629] ? lock_release+0xa00/0xa00 [ 330.117610] ? perf_trace_sched_process_exec+0x860/0x860 [ 330.123054] ? __might_sleep+0x95/0x190 [ 330.127019] __alloc_pages_nodemask+0xa80/0xde0 [ 330.131683] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 330.136695] ? __page_cache_alloc+0x191/0x5c0 [ 330.141190] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.146110] ? kasan_check_read+0x11/0x20 [ 330.150256] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.155540] ? zap_class+0x640/0x640 [ 330.159270] ? zap_class+0x640/0x640 [ 330.163059] ? zap_class+0x640/0x640 [ 330.166763] ? __do_page_cache_readahead+0x7ce/0x980 [ 330.171860] ? find_held_lock+0x36/0x1c0 [ 330.175916] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 330.181443] alloc_pages_current+0x173/0x350 [ 330.185840] __page_cache_alloc+0x38c/0x5c0 [ 330.190152] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.195068] ? kasan_check_read+0x11/0x20 [ 330.199210] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.204490] ? generic_perform_write+0x6a0/0x6a0 [ 330.209235] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.214760] ? check_preemption_disabled+0x48/0x280 [ 330.219781] filemap_fault+0x1594/0x25f0 [ 330.223837] ? __lock_page_or_retry+0xa00/0xa00 [ 330.228494] ? mark_held_locks+0x130/0x130 [ 330.232716] ? rcu_softirq_qs+0x20/0x20 [ 330.236682] ? filemap_map_pages+0xe04/0x1990 [ 330.241173] ? print_usage_bug+0xc0/0xc0 [ 330.245225] ? find_held_lock+0x36/0x1c0 [ 330.249278] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 330.254198] ? print_usage_bug+0xc0/0xc0 [ 330.258253] ? print_usage_bug+0xc0/0xc0 [ 330.262307] ? __lock_acquire+0x62f/0x4c20 [ 330.266545] ? lock_acquire+0x1ed/0x520 [ 330.270502] ? ext4_filemap_fault+0x7a/0xad [ 330.274814] ? lock_release+0xa00/0xa00 [ 330.278770] ? perf_trace_sched_process_exec+0x860/0x860 [ 330.284208] ? print_usage_bug+0xc0/0xc0 [ 330.288257] ? print_usage_bug+0xc0/0xc0 [ 330.292318] ? down_read+0x8d/0x120 [ 330.295929] ? ext4_filemap_fault+0x7a/0xad [ 330.300242] ? __down_interruptible+0x700/0x700 [ 330.304930] ext4_filemap_fault+0x82/0xad [ 330.309062] __do_fault+0x100/0x6b0 [ 330.312680] ? pmd_devmap_trans_unstable+0x220/0x220 [ 330.317770] ? mark_held_locks+0x130/0x130 [ 330.321991] ? mark_held_locks+0x130/0x130 [ 330.326220] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 330.331742] ? rcu_pm_notify+0xc0/0xc0 [ 330.335622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.341153] __handle_mm_fault+0x307c/0x5920 [ 330.345555] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 330.350379] ? _raw_spin_unlock_irq+0x27/0x80 [ 330.354867] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 330.359443] ? trace_hardirqs_on+0xbd/0x310 [ 330.363750] ? kasan_check_read+0x11/0x20 [ 330.367884] ? __set_current_blocked+0xdf/0x120 [ 330.372540] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.377641] ? zap_class+0x640/0x640 [ 330.381354] ? zap_class+0x640/0x640 [ 330.385059] ? find_held_lock+0x36/0x1c0 [ 330.389116] ? handle_mm_fault+0x42a/0xc70 [ 330.393352] ? lock_downgrade+0x900/0x900 [ 330.397492] ? check_preemption_disabled+0x48/0x280 [ 330.402500] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.407413] ? kasan_check_read+0x11/0x20 [ 330.411547] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.416809] ? rcu_softirq_qs+0x20/0x20 [ 330.420773] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.425864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.431395] ? check_preemption_disabled+0x48/0x280 [ 330.436410] handle_mm_fault+0x54f/0xc70 [ 330.440461] ? __handle_mm_fault+0x5920/0x5920 [ 330.445035] ? find_vma+0x34/0x190 [ 330.448564] __do_page_fault+0x5e8/0xe60 [ 330.452611] ? exit_to_usermode_loop+0x1f4/0x380 [ 330.457362] do_page_fault+0xf2/0x7e0 [ 330.461148] ? vmalloc_sync_all+0x30/0x30 [ 330.465286] ? error_entry+0x70/0xd0 [ 330.468987] ? trace_hardirqs_off_caller+0xbb/0x310 [ 330.473990] ? trace_hardirqs_on_caller+0xc0/0x310 [ 330.478912] ? syscall_return_slowpath+0x5e0/0x5e0 [ 330.483825] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.488653] ? trace_hardirqs_on_caller+0x310/0x310 [ 330.493656] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 330.499093] ? prepare_exit_to_usermode+0x291/0x3b0 [ 330.504100] ? page_fault+0x8/0x30 [ 330.507636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.512470] ? page_fault+0x8/0x30 [ 330.515998] page_fault+0x1e/0x30 [ 330.519437] RIP: 0033:0x45db60 [ 330.522631] Code: Bad RIP value. [ 330.525982] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 330.531330] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 330.538588] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 330.545851] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 330.553115] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 330.560369] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 330.567641] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 330.567664] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 330.574123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.580333] Call Trace: [ 330.589932] rcu: 0-....: (7 ticks this GP) idle=ff2/1/0x4000000000000000 softirq=10361/10361 fqs=133 [ 330.592224] dump_stack+0x244/0x39d [ 330.592239] ? dump_stack_print_info.cold.1+0x20/0x20 [ 330.592271] warn_alloc.cold.117+0xb7/0x1bd [ 330.592286] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 330.592299] ? lock_downgrade+0x900/0x900 [ 330.592317] ? trace_hardirqs_off+0xb8/0x310 [ 330.592333] ? trace_hardirqs_off+0xb8/0x310 [ 330.601907] rcu: [ 330.605518] __alloc_pages_slowpath+0x2660/0x2d70 [ 330.610675] (detected by 1, t=10598 jiffies, g=10785, q=19) [ 330.614991] ? warn_alloc+0x120/0x120 [ 330.619782] Sending NMI from CPU 1 to CPUs 0: [ 330.623906] ? warn_alloc+0x120/0x120 [ 330.630411] NMI backtrace for cpu 0 [ 330.630417] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 330.630424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.630428] RIP: 0010:lock_acquire+0x100/0x520 [ 330.630439] Code: 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ae 03 00 00 48 83 3d cf 85 f1 07 00 0f 84 1f 03 00 00 9c <58> 0f 1f 44 00 00 48 c7 c7 78 f4 51 89 48 89 85 20 ff ff ff 48 b8 [ 330.630443] RSP: 0000:ffff8801d9aad2a8 EFLAGS: 00000086 [ 330.630451] RAX: dffffc0000000000 RBX: 1ffff1003b355a5b RCX: 0000000000000000 [ 330.630456] RDX: 1ffffffff12a3e8d RSI: 0000000000000000 RDI: ffffffff8951f468 [ 330.630462] RBP: ffff8801d9aad3a0 R08: 0000000000000001 R09: 0000000000000000 [ 330.630467] R10: fffffbfff12b1e6c R11: ffffffff8958f363 R12: 0000000000000000 [ 330.630472] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 330.630478] FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 330.630483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 330.630488] CR2: 000000000045ddf3 CR3: 00000001d823d000 CR4: 00000000001406f0 [ 330.630504] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 330.630509] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 330.630512] Call Trace: [ 330.630516] ? lock_downgrade+0x900/0x900 [ 330.630519] ? lock_release+0xa00/0xa00 [ 330.630522] ? kasan_check_read+0x11/0x20 [ 330.630526] ? do_raw_spin_unlock+0xa7/0x330 [ 330.630530] ? do_raw_spin_trylock+0x270/0x270 [ 330.630533] ? memcpy+0x45/0x50 [ 330.630536] ? msg_print_text+0x19a/0x1d0 [ 330.630540] _raw_spin_lock+0x2d/0x40 [ 330.630543] ? console_unlock+0x589/0x1160 [ 330.630547] console_unlock+0x589/0x1160 [ 330.630550] ? kmsg_dump_get_buffer+0xac0/0xac0 [ 330.630554] ? lock_release+0xa00/0xa00 [ 330.630557] ? trace_hardirqs_off+0xb8/0x310 [ 330.630561] ? do_raw_spin_trylock+0x270/0x270 [ 330.630564] ? trace_hardirqs_on+0x310/0x310 [ 330.630569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630572] vprintk_emit+0x33d/0x930 [ 330.630575] ? wake_up_klogd+0x180/0x180 [ 330.630579] ? find_held_lock+0x36/0x1c0 [ 330.630582] ? is_bpf_text_address+0xac/0x170 [ 330.630586] ? lock_downgrade+0x900/0x900 [ 330.630590] ? check_preemption_disabled+0x48/0x280 [ 330.630593] vprintk_default+0x28/0x30 [ 330.630596] vprintk_func+0x7e/0x181 [ 330.630600] ? unwind_dump+0x190/0x190 [ 330.630603] printk+0xa7/0xcf [ 330.630610] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 330.630614] ? is_bpf_text_address+0xd3/0x170 [ 330.630618] ? warn_alloc+0x120/0x120 [ 330.630621] show_trace_log_lvl+0x23a/0x28c [ 330.630624] ? warn_alloc+0x120/0x120 [ 330.630628] ? __alloc_pages_nodemask+0xa80/0xde0 [ 330.630632] show_stack+0x38/0x3a [ 330.630635] dump_stack+0x244/0x39d [ 330.630639] ? dump_stack_print_info.cold.1+0x20/0x20 [ 330.630643] warn_alloc.cold.117+0xb7/0x1bd [ 330.630647] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 330.630650] ? lock_downgrade+0x900/0x900 [ 330.630654] ? trace_hardirqs_off+0xb8/0x310 [ 330.630658] ? trace_hardirqs_off+0xb8/0x310 [ 330.630661] __alloc_pages_slowpath+0x2660/0x2d70 [ 330.630665] ? warn_alloc+0x120/0x120 [ 330.630668] ? warn_alloc+0x120/0x120 [ 330.630672] ? print_usage_bug+0xc0/0xc0 [ 330.630675] ? warn_alloc+0x120/0x120 [ 330.630678] ? print_usage_bug+0xc0/0xc0 [ 330.630682] ? ipv6_chk_mcast_addr+0x377/0x940 [ 330.630686] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.630690] ? should_fail+0x22d/0xd01 [ 330.630693] ? ipv6_dev_mc_dec+0x260/0x260 [ 330.630697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.630701] ? __lock_acquire+0x62f/0x4c20 [ 330.630705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.630708] ? should_fail+0x22d/0xd01 [ 330.630712] ? mark_held_locks+0x130/0x130 [ 330.630716] ? mark_held_locks+0x130/0x130 [ 330.630719] ? ipv6_rcv+0x419/0x640 [ 330.630722] ? lock_downgrade+0x900/0x900 [ 330.630727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630731] ? check_preemption_disabled+0x48/0x280 [ 330.630735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630739] ? check_preemption_disabled+0x48/0x280 [ 330.630743] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 330.630746] ? rcu_pm_notify+0xc0/0xc0 [ 330.630750] __alloc_pages_nodemask+0xa80/0xde0 [ 330.630753] ? zap_class+0x640/0x640 [ 330.630757] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 330.630761] ? find_held_lock+0x36/0x1c0 [ 330.630764] ? ____cache_alloc_node+0x1c7/0x1e0 [ 330.630768] ? lock_downgrade+0x900/0x900 [ 330.630772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630775] cache_grow_begin+0xa5/0x8c0 [ 330.630779] ? do_raw_spin_unlock+0xa7/0x330 [ 330.630782] fallback_alloc+0x204/0x2e0 [ 330.630786] ____cache_alloc_node+0x1c7/0x1e0 [ 330.630790] kmem_cache_alloc+0x1f8/0x730 [ 330.630793] ? __lock_is_held+0xb5/0x140 [ 330.630797] __build_skb+0xab/0x430 [ 330.630800] ? skb_try_coalesce+0x1b70/0x1b70 [ 330.630816] ? br_netif_receive_skb+0x107/0x210 [ 330.630819] ? __alloc_pages_nodemask+0xde0/0xde0 [ 330.630823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630827] ? check_preemption_disabled+0x48/0x280 [ 330.630830] __napi_alloc_skb+0x1d6/0x310 [ 330.630834] page_to_skb.isra.41+0xee/0x8d0 [ 330.630837] ? check_preemption_disabled+0x48/0x280 [ 330.630841] ? virtnet_cpu_online+0x40/0x40 [ 330.630844] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.630847] ? kasan_check_read+0x11/0x20 [ 330.630851] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.630854] ? rcu_softirq_qs+0x20/0x20 [ 330.630858] receive_mergeable+0x155d/0x3a90 [ 330.630861] ? virtnet_probe+0x2240/0x2240 [ 330.630865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630868] ? zap_class+0x640/0x640 [ 330.630872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630876] ? check_preemption_disabled+0x48/0x280 [ 330.630880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630884] ? check_preemption_disabled+0x48/0x280 [ 330.630887] ? __lock_is_held+0xb5/0x140 [ 330.630891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630894] ? rt6_score_route+0x118/0x400 [ 330.630898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630901] ? find_match+0x492/0x10a0 [ 330.630905] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 330.630908] ? mark_held_locks+0x130/0x130 [ 330.630912] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 330.630915] ? zap_class+0x640/0x640 [ 330.630919] ? zap_class+0x640/0x640 [ 330.630923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630926] ? check_preemption_disabled+0x48/0x280 [ 330.630930] ? __lock_is_held+0xb5/0x140 [ 330.630933] ? print_usage_bug+0xc0/0xc0 [ 330.630937] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 330.630940] ? fib6_table_lookup+0xcd5/0x1490 [ 330.630944] ? print_usage_bug+0xc0/0xc0 [ 330.630948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.630951] ? check_preemption_disabled+0x48/0x280 [ 330.630955] ? __lock_acquire+0x62f/0x4c20 [ 330.630959] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 330.630962] ? ret_from_fork+0x3a/0x50 [ 330.630966] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 330.630969] ? ret_from_fork+0x3a/0x50 [ 330.630973] ? rb_erase_cached+0xc78/0x3720 [ 330.630976] ? rb_next+0x140/0x140 [ 330.630980] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 330.630983] ? unwind_dump+0x190/0x190 [ 330.630986] ? unwind_dump+0x190/0x190 [ 330.630989] ? unwind_next_frame+0x3e/0x50 [ 330.630993] ? __save_stack_trace+0x7d/0xf0 [ 330.630996] receive_buf+0xb3c/0x3270 [ 330.630999] ? save_stack+0xa9/0xd0 [ 330.631002] ? kasan_poison_slab+0x61/0x80 [ 330.631006] ? receive_mergeable+0x3a90/0x3a90 [ 330.631009] ? __netif_receive_skb+0x2c/0x1e0 [ 330.631012] ? process_backlog+0x24e/0x7a0 [ 330.631016] ? net_rx_action+0x7fa/0x19b0 [ 330.631019] ? __do_softirq+0x308/0xb7e [ 330.631022] ? run_ksoftirqd+0x5e/0x100 [ 330.631026] ? smpboot_thread_fn+0x68b/0xa00 [ 330.631028] ? kthread+0x35a/0x420 [ 330.631032] ? ret_from_fork+0x3a/0x50 [ 330.631035] ? do_raw_spin_unlock+0xa7/0x330 [ 330.631038] ? trace_hardirqs_on+0x310/0x310 [ 330.631042] ? trace_hardirqs_on+0xbd/0x310 [ 330.631045] ? zap_class+0x640/0x640 [ 330.631048] ? trace_hardirqs_off+0xb8/0x310 [ 330.631052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631055] ? zap_class+0x640/0x640 [ 330.631059] ? __update_load_avg_blocked_se+0x690/0x690 [ 330.631063] ? __update_load_avg_se+0xae0/0xae0 [ 330.631066] ? __lock_is_held+0xb5/0x140 [ 330.631069] ? zap_class+0x640/0x640 [ 330.631072] ? update_load_avg+0x387/0x2470 [ 330.631076] ? __update_load_avg_blocked_se+0x690/0x690 [ 330.631080] ? attach_entity_load_avg+0x860/0x860 [ 330.631083] ? update_load_avg+0x387/0x2470 [ 330.631087] ? mark_held_locks+0x130/0x130 [ 330.631090] ? attach_entity_load_avg+0x860/0x860 [ 330.631094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631104] ? check_preemption_disabled+0x48/0x280 [ 330.631107] ? ip6_mc_input+0x48f/0xd20 [ 330.631111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631114] ? vring_use_dma_api+0xa5/0xc0 [ 330.631118] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 330.631121] ? vring_unmap_one+0x5a/0x410 [ 330.631125] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 330.631146] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 330.631149] ? detach_buf+0x34b/0x5d0 [ 330.631153] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 330.631157] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 330.631161] ? detach_buf+0x5d0/0x5d0 [ 330.631164] ? zap_class+0x640/0x640 [ 330.631167] ? print_usage_bug+0xc0/0xc0 [ 330.631171] virtnet_poll+0x421/0x105f [ 330.631174] ? receive_buf+0x3270/0x3270 [ 330.631178] ? __lock_acquire+0x62f/0x4c20 [ 330.631181] ? net_rx_action+0x4b5/0x19b0 [ 330.631185] ? net_rx_action+0x4b5/0x19b0 [ 330.631189] ? lockdep_hardirqs_on+0x296/0x5b0 [ 330.631193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631197] ? check_preemption_disabled+0x48/0x280 [ 330.631201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631204] net_rx_action+0x7fa/0x19b0 [ 330.631208] ? napi_complete_done+0x7a0/0x7a0 [ 330.631212] ? rcu_read_lock_sched_held+0x14f/0x180 [ 330.631216] ? rcu_note_context_switch+0x12ad/0x2150 [ 330.631219] ? zap_class+0x640/0x640 [ 330.631223] ? run_rebalance_domains+0x500/0x500 [ 330.631227] ? zap_class+0x640/0x640 [ 330.631231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.631234] ? find_held_lock+0x36/0x1c0 [ 330.631238] ? finish_task_switch+0x1f4/0x910 [ 330.631242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.631246] ? __run_timers+0xa4a/0xc70 [ 330.631249] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 330.631253] ? trace_hardirqs_on+0xbd/0x310 [ 330.631255] ? k [ 330.631261] Lost 43 message(s)! [ 330.631277] rcu: rcu_preempt kthread starved for 1934 jiffies! g10785 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 330.634606] ? print_usage_bug+0xc0/0xc0 [ 330.636720] rcu: RCU grace-period kthread stack dump: [ 330.636727] rcu_preempt R [ 330.641544] ? warn_alloc+0x120/0x120 [ 330.647221] running task [ 330.650998] ? print_usage_bug+0xc0/0xc0 [ 330.655464] 23016 10 2 0x80000000 [ 330.659238] ? ipv6_chk_mcast_addr+0x377/0x940 [ 330.662832] Call Trace: [ 330.669305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.678638] __schedule+0x8cf/0x21d0 [ 330.683200] ? should_fail+0x22d/0xd01 [ 330.702081] ? __sched_text_start+0x8/0x8 [ 330.707412] ? ipv6_dev_mc_dec+0x260/0x260 [ 330.714665] ? add_timer_on+0xa20/0xa20 [ 330.721914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.729162] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 330.736406] ? __lock_acquire+0x62f/0x4c20 [ 330.743652] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 330.751853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.757711] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 330.764958] ? should_fail+0x22d/0xd01 [ 330.772220] ? trace_hardirqs_on+0xbd/0x310 [ 330.779469] ? mark_held_locks+0x130/0x130 [ 330.782023] ? kasan_check_read+0x11/0x20 [ 330.786146] ? mark_held_locks+0x130/0x130 [ 330.790101] ? prepare_to_swait_event+0x25a/0x800 [ 330.794231] ? ipv6_rcv+0x419/0x640 [ 330.798618] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.803175] ? lock_downgrade+0x900/0x900 [ 330.806433] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 330.810556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.814331] schedule+0xfe/0x460 [ 330.818538] ? check_preemption_disabled+0x48/0x280 [ 330.822575] ? __schedule+0x21d0/0x21d0 [ 330.827234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.831181] ? prepare_to_swait_event+0x25a/0x800 [ 330.835559] ? check_preemption_disabled+0x48/0x280 [ 330.840116] ? __init_swait_queue_head+0x150/0x150 [ 330.844498] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 330.850006] ? __lockdep_init_map+0x105/0x590 [ 330.853780] ? rcu_pm_notify+0xc0/0xc0 [ 330.857816] ? lockdep_init_map+0x9/0x10 [ 330.861855] __alloc_pages_nodemask+0xa80/0xde0 [ 330.866340] schedule_timeout+0x140/0x260 [ 330.870461] ? zap_class+0x640/0x640 [ 330.875451] ? usleep_range+0x1a0/0x1a0 [ 330.879313] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 330.882999] ? __next_timer_interrupt+0x1a0/0x1a0 [ 330.886865] ? find_held_lock+0x36/0x1c0 [ 330.889964] rcu_gp_fqs_loop+0x762/0xa80 [ 330.894688] ? ____cache_alloc_node+0x1c7/0x1e0 [ 330.899158] ? rcu_gp_fqs_check_wake+0x170/0x170 [ 330.902931] ? lock_downgrade+0x900/0x900 [ 330.907224] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.911001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.915814] ? perf_trace_sched_process_exec+0x860/0x860 [ 330.919243] cache_grow_begin+0xa5/0x8c0 [ 330.922841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.928007] ? do_raw_spin_unlock+0xa7/0x330 [ 330.932307] ? rcu_gp_init+0x90b/0x1260 [ 330.937124] fallback_alloc+0x204/0x2e0 [ 330.941239] ? __switch_to_asm+0x40/0x70 [ 330.945621] ____cache_alloc_node+0x1c7/0x1e0 [ 330.950005] ? dump_blkd_tasks.isra.48+0xe0/0xe0 [ 330.954820] kmem_cache_alloc+0x1f8/0x730 [ 330.958595] ? __switch_to_asm+0x40/0x70 [ 330.962368] ? __lock_is_held+0xb5/0x140 [ 330.966401] ? find_held_lock+0x36/0x1c0 [ 330.970177] __build_skb+0xab/0x430 [ 330.974207] ? zap_class+0x640/0x640 [ 330.978763] ? skb_try_coalesce+0x1b70/0x1b70 [ 330.984276] ? prepare_to_swait_event+0x25a/0x800 [ 330.988136] ? br_netif_receive_skb+0x107/0x210 [ 330.992351] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 330.997426] ? __alloc_pages_nodemask+0xde0/0xde0 [ 331.001632] ? find_held_lock+0x36/0x1c0 [ 331.006708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.010569] ? finish_swait+0x25d/0x430 [ 331.014772] ? check_preemption_disabled+0x48/0x280 [ 331.018981] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 331.022580] __napi_alloc_skb+0x1d6/0x310 [ 331.027008] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 331.032534] page_to_skb.isra.41+0xee/0x8d0 [ 331.037519] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.043039] ? check_preemption_disabled+0x48/0x280 [ 331.048030] ? trace_hardirqs_on+0xbd/0x310 [ 331.053539] ? virtnet_cpu_online+0x40/0x40 [ 331.057399] ? kasan_check_read+0x11/0x20 [ 331.062052] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 331.065742] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.070734] ? kasan_check_read+0x11/0x20 [ 331.074781] ? __init_swait_queue_head+0x150/0x150 [ 331.079422] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 331.083548] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.089054] ? rcu_softirq_qs+0x20/0x20 [ 331.093094] ? finish_swait+0x25d/0x430 [ 331.097477] receive_mergeable+0x155d/0x3a90 [ 331.101430] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.105905] ? virtnet_probe+0x2240/0x2240 [ 331.110019] ? swake_up_locked+0x360/0x360 [ 331.114053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.117658] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.122125] ? zap_class+0x640/0x640 [ 331.126767] ? perf_trace_sched_process_exec+0x860/0x860 [ 331.131576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.131589] ? check_preemption_disabled+0x48/0x280 [ 331.137098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.142089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.146211] rcu_gp_kthread+0x341/0xc70 [ 331.150500] ? check_preemption_disabled+0x48/0x280 [ 331.155488] ? rcu_gp_init+0x1260/0x1260 [ 331.160714] ? __lock_is_held+0xb5/0x140 [ 331.165624] ? mark_held_locks+0x130/0x130 [ 331.169748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.174997] ? __schedule+0x168a/0x21d0 [ 331.178946] ? rt6_score_route+0x118/0x400 [ 331.183328] ? _raw_spin_unlock_irq+0x27/0x80 [ 331.187532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.193571] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.197254] ? find_match+0x492/0x10a0 [ 331.202761] ? trace_hardirqs_on+0xbd/0x310 [ 331.207756] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 331.213265] ? kasan_check_read+0x11/0x20 [ 331.218254] ? mark_held_locks+0x130/0x130 [ 331.222288] ? __schedule+0x168a/0x21d0 [ 331.227797] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 331.232004] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.237514] ? zap_class+0x640/0x640 [ 331.241372] ? lock_pin_lock+0x350/0x350 [ 331.245493] ? zap_class+0x640/0x640 [ 331.249706] ? _raw_spin_unlock_irq+0x60/0x80 [ 331.254868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.258550] ? __schedule+0x168a/0x21d0 [ 331.262238] ? check_preemption_disabled+0x48/0x280 [ 331.267751] ? __switch_to_asm+0x40/0x70 [ 331.272744] ? __lock_is_held+0xb5/0x140 [ 331.276774] ? __switch_to_asm+0x40/0x70 [ 331.280808] ? print_usage_bug+0xc0/0xc0 [ 331.286322] ? __ia32_sys_membarrier+0xb1/0x150 [ 331.290789] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 331.294822] ? __sched_text_start+0x8/0x8 [ 331.300331] ? fib6_table_lookup+0xcd5/0x1490 [ 331.305323] ? find_held_lock+0x36/0x1c0 [ 331.309548] ? print_usage_bug+0xc0/0xc0 [ 331.315414] ? __kthread_parkme+0xce/0x1a0 [ 331.319275] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.325128] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 331.328989] ? check_preemption_disabled+0x48/0x280 [ 331.333284] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 331.336802] ? __lock_acquire+0x62f/0x4c20 [ 331.341786] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.345650] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 331.349509] ? trace_hardirqs_on+0xbd/0x310 [ 331.353715] ? ret_from_fork+0x3a/0x50 [ 331.358009] ? kasan_check_read+0x11/0x20 [ 331.361794] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 331.365386] ? __kthread_parkme+0xce/0x1a0 [ 331.369593] ? ret_from_fork+0x3a/0x50 [ 331.374151] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.378623] ? rb_erase_cached+0xc78/0x3720 [ 331.382844] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 331.386974] ? rb_next+0x140/0x140 [ 331.390918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.394866] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 331.399250] ? __kthread_parkme+0xfb/0x1a0 [ 331.402763] ? unwind_dump+0x190/0x190 [ 331.406629] kthread+0x35a/0x420 [ 331.411008] ? unwind_dump+0x190/0x190 [ 331.415392] ? rcu_gp_init+0x1260/0x1260 [ 331.419704] ? unwind_next_frame+0x3e/0x50 [ 331.423395] ? kthread_stop+0x900/0x900 [ 331.427777] ? __save_stack_trace+0x7d/0xf0 [ 331.433290] ret_from_fork+0x3a/0x50 [ 331.436982] receive_buf+0xb3c/0x3270 [ 331.442735] aoe: skb alloc failure [ 331.447072] ? save_stack+0xa9/0xd0 [ 331.451202] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 331.454863] ? kasan_poison_slab+0x61/0x80 [ 331.459152] syz-fuzzer cpuset= [ 331.464493] ? receive_mergeable+0x3a90/0x3a90 [ 331.469297] / [ 331.473599] ? __netif_receive_skb+0x2c/0x1e0 [ 331.477799] mems_allowed=0 [ 331.482634] ? process_backlog+0x24e/0x7a0 [ 332.496302] ? net_rx_action+0x7fa/0x19b0 [ 332.500437] ? __do_softirq+0x308/0xb7e [ 332.504401] ? run_ksoftirqd+0x5e/0x100 [ 332.508360] ? smpboot_thread_fn+0x68b/0xa00 [ 332.512752] ? kthread+0x35a/0x420 [ 332.516280] ? ret_from_fork+0x3a/0x50 [ 332.520159] ? do_raw_spin_unlock+0xa7/0x330 [ 332.524551] ? trace_hardirqs_on+0x310/0x310 [ 332.528958] ? trace_hardirqs_on+0xbd/0x310 [ 332.533263] ? zap_class+0x640/0x640 [ 332.536970] ? trace_hardirqs_off+0xb8/0x310 [ 332.541453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.546979] ? zap_class+0x640/0x640 [ 332.550688] ? __update_load_avg_blocked_se+0x690/0x690 [ 332.556043] ? __update_load_avg_se+0xae0/0xae0 [ 332.560697] ? __lock_is_held+0xb5/0x140 [ 332.564739] ? zap_class+0x640/0x640 [ 332.568443] ? update_load_avg+0x387/0x2470 [ 332.572752] ? __update_load_avg_blocked_se+0x690/0x690 [ 332.578107] ? attach_entity_load_avg+0x860/0x860 [ 332.582948] ? update_load_avg+0x387/0x2470 [ 332.587255] ? mark_held_locks+0x130/0x130 [ 332.591487] ? attach_entity_load_avg+0x860/0x860 [ 332.596314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.601840] ? check_preemption_disabled+0x48/0x280 [ 332.606848] ? ip6_mc_input+0x48f/0xd20 [ 332.610810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.616338] ? vring_use_dma_api+0xa5/0xc0 [ 332.620562] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 332.626087] ? vring_unmap_one+0x5a/0x410 [ 332.630223] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 332.635504] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 332.641028] ? detach_buf+0x34b/0x5d0 [ 332.644827] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 332.650354] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 332.655112] ? detach_buf+0x5d0/0x5d0 [ 332.658903] ? zap_class+0x640/0x640 [ 332.662608] ? print_usage_bug+0xc0/0xc0 [ 332.666658] virtnet_poll+0x421/0x105f [ 332.670546] ? receive_buf+0x3270/0x3270 [ 332.674598] ? __lock_acquire+0x62f/0x4c20 [ 332.678829] ? net_rx_action+0x4b5/0x19b0 [ 332.682969] ? net_rx_action+0x4b5/0x19b0 [ 332.687110] ? lockdep_hardirqs_on+0x296/0x5b0 [ 332.691689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.697216] ? check_preemption_disabled+0x48/0x280 [ 332.702222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.707751] net_rx_action+0x7fa/0x19b0 [ 332.711727] ? napi_complete_done+0x7a0/0x7a0 [ 332.716211] ? rcu_read_lock_sched_held+0x14f/0x180 [ 332.721214] ? rcu_note_context_switch+0x12ad/0x2150 [ 332.726305] ? zap_class+0x640/0x640 [ 332.730010] ? run_rebalance_domains+0x500/0x500 [ 332.734754] ? zap_class+0x640/0x640 [ 332.738461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.743996] ? find_held_lock+0x36/0x1c0 [ 332.748053] ? finish_task_switch+0x1f4/0x910 [ 332.752542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.758075] ? __run_timers+0xa4a/0xc70 [ 332.762061] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 332.766637] ? trace_hardirqs_on+0xbd/0x310 [ 332.770953] ? kasan_check_read+0x11/0x20 [ 332.775094] ? finish_task_switch+0x1f4/0x910 [ 332.779582] ? timer_fixup_init+0x70/0x70 [ 332.783719] ? compat_start_thread+0x80/0x80 [ 332.788116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.793645] ? _raw_spin_unlock_irq+0x60/0x80 [ 332.798131] ? finish_task_switch+0x1f4/0x910 [ 332.802617] ? finish_task_switch+0x1b4/0x910 [ 332.807103] ? __switch_to_asm+0x34/0x70 [ 332.811154] ? preempt_notifier_register+0x200/0x200 [ 332.816243] ? __switch_to_asm+0x34/0x70 [ 332.820292] ? __switch_to_asm+0x34/0x70 [ 332.824340] ? __switch_to_asm+0x40/0x70 [ 332.828386] ? __switch_to_asm+0x34/0x70 [ 332.832433] ? __switch_to_asm+0x40/0x70 [ 332.836481] ? __switch_to_asm+0x34/0x70 [ 332.840526] ? __switch_to_asm+0x40/0x70 [ 332.844573] ? __switch_to_asm+0x34/0x70 [ 332.848623] ? __switch_to_asm+0x40/0x70 [ 332.852697] ? pvclock_read_flags+0x160/0x160 [ 332.857188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.862715] ? check_preemption_disabled+0x48/0x280 [ 332.867722] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 332.873248] ? rcu_pm_notify+0xc0/0xc0 [ 332.877133] __do_softirq+0x308/0xb7e [ 332.880936] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 332.886028] ? schedule+0x108/0x460 [ 332.889652] ? trace_hardirqs_off+0xb8/0x310 [ 332.894046] ? smpboot_thread_fn+0x68b/0xa00 [ 332.898443] ? trace_hardirqs_on+0x310/0x310 [ 332.902841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.908375] ? check_preemption_disabled+0x48/0x280 [ 332.913381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.918923] ? takeover_tasklets+0xa90/0xa90 [ 332.923324] run_ksoftirqd+0x5e/0x100 [ 332.927116] smpboot_thread_fn+0x68b/0xa00 [ 332.931339] ? sort_range+0x30/0x30 [ 332.934955] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 332.940048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.945573] ? __kthread_parkme+0xfb/0x1a0 [ 332.949798] kthread+0x35a/0x420 [ 332.953152] ? sort_range+0x30/0x30 [ 332.956783] ? kthread_stop+0x900/0x900 [ 332.960746] ret_from_fork+0x3a/0x50 [ 332.964462] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 332.964466] warn_alloc_show_mem: 1 callbacks suppressed [ 332.964471] Mem-Info: [ 332.971140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.971146] Call Trace: [ 332.976507] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 332.976507] active_file:14 inactive_file:16 isolated_file:0 [ 332.976507] unevictable:0 dirty:0 writeback:0 unstable:0 [ 332.976507] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 332.976507] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 332.976507] free:13789 free_pcp:261 free_cma:0 [ 332.978873] [ 332.988229] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 332.990791] dump_stack+0x244/0x39d [ 333.023632] Node 0 [ 333.025877] ? dump_stack_print_info.cold.1+0x20/0x20 [ 333.053183] 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 [ 333.056780] warn_alloc.cold.117+0xb7/0x1bd [ 333.058975] lowmem_reserve[]: 0 [ 333.064148] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 333.089612] 2818 [ 333.093934] ? lock_downgrade+0x900/0x900 [ 333.097172] 6321 6321 [ 333.102004] ? trace_hardirqs_off+0xb8/0x310 [ 333.104033] Node 0 [ 333.108162] ? trace_hardirqs_off+0xb8/0x310 [ 333.110646] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 333.115018] __alloc_pages_slowpath+0x2660/0x2d70 [ 333.117216] lowmem_reserve[]: 0 [ 333.121631] ? warn_alloc+0x120/0x120 [ 333.148723] 0 3503 [ 333.153570] ? pvclock_read_flags+0x160/0x160 [ 333.156809] 3503 [ 333.160596] ? warn_alloc+0x120/0x120 [ 333.162799] Node 0 [ 333.167276] ? print_usage_bug+0xc0/0xc0 [ 333.169328] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 333.173090] ? warn_alloc+0x120/0x120 [ 333.175297] lowmem_reserve[]: 0 [ 333.179344] ? print_usage_bug+0xc0/0xc0 [ 333.207753] 0 0 [ 333.211556] ? ktime_get+0x2c1/0x400 [ 333.214795] 0 [ 333.218841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.220783] Node 0 [ 333.224473] ? check_preemption_disabled+0x48/0x280 [ 333.226238] DMA: 1*4kB [ 333.231759] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 333.233965] (U) [ 333.238959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.241513] 0*8kB [ 333.245986] ? should_fail+0x22d/0xd01 [ 333.247932] 0*16kB [ 333.253449] ? kasan_check_read+0x11/0x20 [ 333.255563] 1*32kB (U) [ 333.259432] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.261671] 2*64kB (U) [ 333.265810] ? __lock_acquire+0x62f/0x4c20 [ 333.268363] 1*128kB [ 333.273442] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.275990] (U) 1*256kB [ 333.280206] ? should_fail+0x22d/0xd01 [ 333.282494] (U) [ 333.287574] ? print_usage_bug+0xc0/0xc0 [ 333.290210] 0*512kB 1*1024kB [ 333.294089] ? mark_held_locks+0x130/0x130 [ 333.296028] (U) [ 333.300081] ? mark_held_locks+0x130/0x130 [ 333.303164] 1*2048kB (M) [ 333.307388] ? check_preemption_disabled+0x48/0x280 [ 333.309323] 3*4096kB (M) [ 333.313547] ? zap_class+0x640/0x640 [ 333.316266] = 15908kB [ 333.316272] Node 0 [ 333.321269] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 333.323986] DMA32: 3*4kB [ 333.327696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.330074] (UM) 283*8kB [ 333.332298] ? check_preemption_disabled+0x48/0x280 [ 333.337019] (UM) [ 333.339764] ? __lock_is_held+0xb5/0x140 [ 333.345262] 189*16kB (UM) [ 333.348032] __alloc_pages_nodemask+0xa80/0xde0 [ 333.353006] 116*32kB (M) [ 333.355052] ? zap_class+0x640/0x640 [ 333.359082] 38*64kB [ 333.361907] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 333.366553] (M) 10*128kB [ 333.369302] ? find_held_lock+0x36/0x1c0 [ 333.372973] (M) 5*256kB [ 333.375287] ? ____cache_alloc_node+0x1c7/0x1e0 [ 333.380265] (UM) [ 333.383003] ? lock_downgrade+0x900/0x900 [ 333.387022] 4*512kB (UM) [ 333.389684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.394314] 3*1024kB (M) [ 333.396372] cache_grow_begin+0xa5/0x8c0 [ 333.400485] 3*2048kB (UM) [ 333.403229] ? do_raw_spin_unlock+0xa7/0x330 [ 333.408738] 0*4096kB = 25268kB [ 333.411495] fallback_alloc+0x204/0x2e0 [ 333.415518] Node 0 Normal: [ 333.418354] ____cache_alloc_node+0x1c7/0x1e0 [ 333.422724] 191*4kB [ 333.425898] kmem_cache_alloc_node+0xe3/0x730 [ 333.429836] (UME) [ 333.432748] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.437202] 564*8kB (UMEH) [ 333.439516] __alloc_skb+0x119/0x770 [ 333.443971] 243*16kB [ 333.446100] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 333.450646] (UMEH) [ 333.453564] ? netdev_alloc_frag+0x1f0/0x1f0 [ 333.457241] 85*32kB (UM) [ 333.459641] ? vprintk_default+0x28/0x30 [ 333.464965] 2*64kB (U) [ 333.467189] ? vprintk_func+0x85/0x181 [ 333.471560] 0*128kB 2*256kB [ 333.474301] ? printk+0xa7/0xcf [ 333.478331] (UH) 1*512kB [ 333.480906] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 333.484756] (U) 1*1024kB [ 333.487874] new_skb+0x26/0x1c0 [ 333.491111] (U) 0*2048kB [ 333.493854] aoecmd_cfg+0x279/0x7f0 [ 333.498582] 0*4096kB [ 333.501322] ? find_held_lock+0x36/0x1c0 [ 333.504564] = 14060kB [ 333.504577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 333.507311] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 333.510907] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 333.513294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.517321] 168 total pagecache pages [ 333.519736] ? __lock_is_held+0xb5/0x140 [ 333.528539] 0 pages in swap cache [ 333.532843] discover_timer+0x50/0x60 [ 333.541381] Swap cache stats: add 0, delete 0, find 0/0 [ 333.546906] call_timer_fn+0x272/0x920 [ 333.550672] Free swap = 0kB [ 333.554708] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.558127] Total swap = 0kB [ 333.561907] ? process_timeout+0x40/0x40 [ 333.567236] 1965979 pages RAM [ 333.571105] ? mark_held_locks+0xc7/0x130 [ 333.574084] 0 pages HighMem/MovableOnly [ 333.574091] 342867 pages reserved [ 333.578914] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.581898] 0 pages cma reserved [ 333.585937] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.589228] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.923 msecs [ 333.593136] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.597163] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 333.600511] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.604974] ksoftirqd/0 cpuset= [ 333.608319] ? trace_hardirqs_on+0xbd/0x310 [ 333.612795] / [ 333.621258] ? kasan_check_read+0x11/0x20 [ 333.621271] ? __run_timers+0x7da/0xc70 [ 333.626079] mems_allowed=0 [ 333.636372] ? trace_hardirqs_off_caller+0x310/0x310 [ 333.666237] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 333.671069] __run_timers+0x7e5/0xc70 [ 333.674884] ? timer_fixup_init+0x70/0x70 [ 333.679025] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 333.684035] ? zap_class+0x640/0x640 [ 333.687735] ? print_usage_bug+0xc0/0xc0 [ 333.691783] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 333.696985] ? find_held_lock+0x36/0x1c0 [ 333.701032] ? zap_class+0x640/0x640 [ 333.704738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.710265] ? check_preemption_disabled+0x48/0x280 [ 333.715275] ? __lock_is_held+0xb5/0x140 [ 333.719322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.724853] ? check_preemption_disabled+0x48/0x280 [ 333.729870] run_timer_softirq+0x52/0xb0 [ 333.733922] ? rcu_read_lock_sched_held+0x14f/0x180 [ 333.738929] __do_softirq+0x308/0xb7e [ 333.742717] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 333.747202] ? lock_downgrade+0x900/0x900 [ 333.751344] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 333.756451] ? pvclock_read_flags+0x160/0x160 [ 333.760937] ? lapic_next_event+0x5a/0x90 [ 333.765079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.770617] ? kvm_clock_read+0x18/0x30 [ 333.774579] ? kvm_sched_clock_read+0x9/0x20 [ 333.778982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.784506] ? check_preemption_disabled+0x48/0x280 [ 333.789519] irq_exit+0x17f/0x1c0 [ 333.792962] smp_apic_timer_interrupt+0x1cb/0x760 [ 333.797792] ? smp_reschedule_interrupt+0x109/0x650 [ 333.802796] ? smp_call_function_single_interrupt+0x650/0x650 [ 333.808665] ? interrupt_entry+0xb5/0xc0 [ 333.812715] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.817719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.822725] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.827556] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.832559] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.837574] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.842410] apic_timer_interrupt+0xf/0x20 [ 333.846627] [ 333.848854] RIP: 0010:dump_stack+0x358/0x39d [ 333.853248] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 333.872136] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 333.879835] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 333.887095] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 333.894357] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 333.901615] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 333.908875] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 333.916148] ? dump_stack+0x34f/0x39d [ 333.919949] ? dump_stack_print_info.cold.1+0x20/0x20 [ 333.925137] dump_header+0x27b/0xf72 [ 333.928850] ? mark_held_locks+0x130/0x130 [ 333.933072] ? pagefault_out_of_memory+0x197/0x197 [ 333.938007] ? __lock_acquire+0x62f/0x4c20 [ 333.942244] ? zap_class+0x640/0x640 [ 333.945949] ? percpu_ref_get_many+0x240/0x240 [ 333.950519] ? print_usage_bug+0xc0/0xc0 [ 333.954570] ? print_usage_bug+0xc0/0xc0 [ 333.958623] ? zap_class+0x640/0x640 [ 333.962334] ? print_usage_bug+0xc0/0xc0 [ 333.966381] ? print_usage_bug+0xc0/0xc0 [ 333.970434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.975962] ? find_held_lock+0x36/0x1c0 [ 333.980015] ? mark_held_locks+0xc7/0x130 [ 333.984158] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 333.989251] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 333.994344] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 333.998921] ? trace_hardirqs_on+0xbd/0x310 [ 334.003229] ? kasan_check_read+0x11/0x20 [ 334.007368] ? ___ratelimit+0x3b4/0x672 [ 334.011333] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.016421] ? trace_hardirqs_on+0x310/0x310 [ 334.020823] ? lock_downgrade+0x900/0x900 [ 334.024965] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 334.030051] ? ___ratelimit+0x3b9/0x672 [ 334.034014] ? idr_get_free+0xec0/0xec0 [ 334.037975] ? find_held_lock+0x36/0x1c0 [ 334.042027] oom_kill_process.cold.27+0x10/0x903 [ 334.046768] ? zap_class+0x640/0x640 [ 334.050465] ? check_preemption_disabled+0x48/0x280 [ 334.055469] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.060384] ? kasan_check_read+0x11/0x20 [ 334.064525] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.069788] ? oom_evaluate_task+0x540/0x540 [ 334.074192] ? find_held_lock+0x36/0x1c0 [ 334.078260] ? out_of_memory+0x974/0x1430 [ 334.082402] ? lock_downgrade+0x900/0x900 [ 334.086538] ? check_preemption_disabled+0x48/0x280 [ 334.091547] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.096459] ? kasan_check_read+0x11/0x20 [ 334.100593] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.105860] ? rcu_softirq_qs+0x20/0x20 [ 334.109829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.115352] ? oom_evaluate_task+0x302/0x540 [ 334.119753] out_of_memory+0xa84/0x1430 [ 334.123726] ? oom_killer_disable+0x3a0/0x3a0 [ 334.128208] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 334.133124] ? __mutex_add_waiter+0x2a0/0x2a0 [ 334.137631] __alloc_pages_slowpath+0x22d4/0x2d70 [ 334.142489] ? warn_alloc+0x120/0x120 [ 334.146451] ? rcu_softirq_qs+0x20/0x20 [ 334.150436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.156082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.161629] ? should_fail+0x22d/0xd01 [ 334.165512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.170611] ? zap_class+0x640/0x640 [ 334.174336] ? __lock_is_held+0xb5/0x140 [ 334.178392] ? mark_held_locks+0x130/0x130 [ 334.182617] ? lock_release+0xa00/0xa00 [ 334.186584] ? perf_trace_sched_process_exec+0x860/0x860 [ 334.192033] ? __might_sleep+0x95/0x190 [ 334.196014] __alloc_pages_nodemask+0xa80/0xde0 [ 334.200677] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 334.205680] ? __page_cache_alloc+0x191/0x5c0 [ 334.210163] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.215082] ? kasan_check_read+0x11/0x20 [ 334.219219] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.224484] ? zap_class+0x640/0x640 [ 334.228195] ? zap_class+0x640/0x640 [ 334.231903] ? zap_class+0x640/0x640 [ 334.235611] ? __do_page_cache_readahead+0x7ce/0x980 [ 334.240711] ? find_held_lock+0x36/0x1c0 [ 334.244768] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 334.250314] alloc_pages_current+0x173/0x350 [ 334.254718] __page_cache_alloc+0x38c/0x5c0 [ 334.259030] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.263949] ? kasan_check_read+0x11/0x20 [ 334.268090] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.273362] ? generic_perform_write+0x6a0/0x6a0 [ 334.278123] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.283651] ? check_preemption_disabled+0x48/0x280 [ 334.288662] filemap_fault+0x1594/0x25f0 [ 334.292723] ? __lock_page_or_retry+0xa00/0xa00 [ 334.297393] ? mark_held_locks+0x130/0x130 [ 334.301621] ? rcu_softirq_qs+0x20/0x20 [ 334.305604] ? filemap_map_pages+0xe04/0x1990 [ 334.310099] ? print_usage_bug+0xc0/0xc0 [ 334.314157] ? find_held_lock+0x36/0x1c0 [ 334.318211] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 334.323150] ? print_usage_bug+0xc0/0xc0 [ 334.327208] ? print_usage_bug+0xc0/0xc0 [ 334.331264] ? __lock_acquire+0x62f/0x4c20 [ 334.335508] ? lock_acquire+0x1ed/0x520 [ 334.339491] ? ext4_filemap_fault+0x7a/0xad [ 334.343818] ? lock_release+0xa00/0xa00 [ 334.347782] ? perf_trace_sched_process_exec+0x860/0x860 [ 334.353229] ? print_usage_bug+0xc0/0xc0 [ 334.357283] ? print_usage_bug+0xc0/0xc0 [ 334.361346] ? down_read+0x8d/0x120 [ 334.364961] ? ext4_filemap_fault+0x7a/0xad [ 334.369272] ? __down_interruptible+0x700/0x700 [ 334.373939] ext4_filemap_fault+0x82/0xad [ 334.378102] __do_fault+0x100/0x6b0 [ 334.381721] ? pmd_devmap_trans_unstable+0x220/0x220 [ 334.386816] ? mark_held_locks+0x130/0x130 [ 334.391042] ? mark_held_locks+0x130/0x130 [ 334.395270] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 334.400815] ? rcu_pm_notify+0xc0/0xc0 [ 334.404698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.410246] __handle_mm_fault+0x307c/0x5920 [ 334.414651] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 334.419483] ? _raw_spin_unlock_irq+0x27/0x80 [ 334.423971] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 334.428542] ? trace_hardirqs_on+0xbd/0x310 [ 334.432853] ? kasan_check_read+0x11/0x20 [ 334.436989] ? __set_current_blocked+0xdf/0x120 [ 334.441647] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.446745] ? zap_class+0x640/0x640 [ 334.450446] ? zap_class+0x640/0x640 [ 334.454153] ? find_held_lock+0x36/0x1c0 [ 334.458212] ? handle_mm_fault+0x42a/0xc70 [ 334.462435] ? lock_downgrade+0x900/0x900 [ 334.466570] ? check_preemption_disabled+0x48/0x280 [ 334.471577] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.476495] ? kasan_check_read+0x11/0x20 [ 334.480632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.485894] ? rcu_softirq_qs+0x20/0x20 [ 334.489855] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.494942] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.500466] ? check_preemption_disabled+0x48/0x280 [ 334.505472] handle_mm_fault+0x54f/0xc70 [ 334.509521] ? __handle_mm_fault+0x5920/0x5920 [ 334.514099] ? find_vma+0x34/0x190 [ 334.517627] __do_page_fault+0x5e8/0xe60 [ 334.521672] ? exit_to_usermode_loop+0x1f4/0x380 [ 334.526425] do_page_fault+0xf2/0x7e0 [ 334.530212] ? vmalloc_sync_all+0x30/0x30 [ 334.534344] ? error_entry+0x70/0xd0 [ 334.538055] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.543056] ? trace_hardirqs_on_caller+0xc0/0x310 [ 334.547972] ? syscall_return_slowpath+0x5e0/0x5e0 [ 334.552888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.557715] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.562732] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 334.568173] ? prepare_exit_to_usermode+0x291/0x3b0 [ 334.573178] ? page_fault+0x8/0x30 [ 334.576707] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.581536] ? page_fault+0x8/0x30 [ 334.585066] page_fault+0x1e/0x30 [ 334.588502] RIP: 0033:0x45db60 [ 334.591708] Code: Bad RIP value. [ 334.595058] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 334.600407] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 334.607663] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 334.614917] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 334.622171] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 334.629423] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 334.636703] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 334.636753] aoe: skb alloc failure [ 334.643185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.643189] Call Trace: [ 334.643203] dump_stack+0x244/0x39d [ 334.643218] ? dump_stack_print_info.cold.1+0x20/0x20 [ 334.646746] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 334.656081] warn_alloc.cold.117+0xb7/0x1bd [ 334.658628] syz-fuzzer cpuset= [ 334.662233] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 334.667386] / [ 334.677589] ? lock_downgrade+0x900/0x900 [ 334.681880] mems_allowed=0 [ 334.685055] ? trace_hardirqs_off+0xb8/0x310 [ 334.702983] ? trace_hardirqs_off+0xb8/0x310 [ 334.707388] __alloc_pages_slowpath+0x2660/0x2d70 [ 334.712238] ? warn_alloc+0x120/0x120 [ 334.716027] ? warn_alloc+0x120/0x120 [ 334.719817] ? print_usage_bug+0xc0/0xc0 [ 334.723869] ? warn_alloc+0x120/0x120 [ 334.727673] ? print_usage_bug+0xc0/0xc0 [ 334.731724] ? ipv6_chk_mcast_addr+0x377/0x940 [ 334.736293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.741828] ? should_fail+0x22d/0xd01 [ 334.745697] ? ipv6_dev_mc_dec+0x260/0x260 [ 334.749928] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.755017] ? __lock_acquire+0x62f/0x4c20 [ 334.759238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.764325] ? should_fail+0x22d/0xd01 [ 334.768208] ? mark_held_locks+0x130/0x130 [ 334.772427] ? mark_held_locks+0x130/0x130 [ 334.776648] ? ipv6_rcv+0x419/0x640 [ 334.780264] ? lock_downgrade+0x900/0x900 [ 334.784400] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.789925] ? check_preemption_disabled+0x48/0x280 [ 334.794930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.800455] ? check_preemption_disabled+0x48/0x280 [ 334.805463] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 334.810991] ? rcu_pm_notify+0xc0/0xc0 [ 334.814868] __alloc_pages_nodemask+0xa80/0xde0 [ 334.819525] ? zap_class+0x640/0x640 [ 334.823230] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 334.828256] ? find_held_lock+0x36/0x1c0 [ 334.832324] ? ____cache_alloc_node+0x1c7/0x1e0 [ 334.836979] ? lock_downgrade+0x900/0x900 [ 334.841121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.846649] cache_grow_begin+0xa5/0x8c0 [ 334.850695] ? do_raw_spin_unlock+0xa7/0x330 [ 334.855107] fallback_alloc+0x204/0x2e0 [ 334.859069] ____cache_alloc_node+0x1c7/0x1e0 [ 334.863556] kmem_cache_alloc+0x1f8/0x730 [ 334.867699] ? __lock_is_held+0xb5/0x140 [ 334.871760] __build_skb+0xab/0x430 [ 334.875372] ? skb_try_coalesce+0x1b70/0x1b70 [ 334.879859] ? br_netif_receive_skb+0x107/0x210 [ 334.884526] ? __alloc_pages_nodemask+0xde0/0xde0 [ 334.889356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.894882] ? check_preemption_disabled+0x48/0x280 [ 334.899891] __napi_alloc_skb+0x1d6/0x310 [ 334.904032] page_to_skb.isra.41+0xee/0x8d0 [ 334.908340] ? check_preemption_disabled+0x48/0x280 [ 334.913345] ? virtnet_cpu_online+0x40/0x40 [ 334.917653] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.922568] ? kasan_check_read+0x11/0x20 [ 334.926704] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.931969] ? rcu_softirq_qs+0x20/0x20 [ 334.935938] receive_mergeable+0x155d/0x3a90 [ 334.940345] ? virtnet_probe+0x2240/0x2240 [ 334.944567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.950087] ? zap_class+0x640/0x640 [ 334.953786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.959310] ? check_preemption_disabled+0x48/0x280 [ 334.964319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.969843] ? check_preemption_disabled+0x48/0x280 [ 334.974851] ? __lock_is_held+0xb5/0x140 [ 334.978902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.984426] ? rt6_score_route+0x118/0x400 [ 334.988647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.994171] ? find_match+0x492/0x10a0 [ 334.998049] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 335.002183] ? mark_held_locks+0x130/0x130 [ 335.006424] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 335.011618] ? zap_class+0x640/0x640 [ 335.015332] ? zap_class+0x640/0x640 [ 335.019035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.025062] ? check_preemption_disabled+0x48/0x280 [ 335.030073] ? __lock_is_held+0xb5/0x140 [ 335.034130] ? print_usage_bug+0xc0/0xc0 [ 335.038179] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.043701] ? fib6_table_lookup+0xcd5/0x1490 [ 335.048280] ? print_usage_bug+0xc0/0xc0 [ 335.052371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.057925] ? check_preemption_disabled+0x48/0x280 [ 335.062955] ? __lock_acquire+0x62f/0x4c20 [ 335.067180] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 335.073049] ? ret_from_fork+0x3a/0x50 [ 335.076936] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 335.082807] ? ret_from_fork+0x3a/0x50 [ 335.086700] ? rb_erase_cached+0xc78/0x3720 [ 335.091018] ? rb_next+0x140/0x140 [ 335.094544] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 335.099541] ? unwind_dump+0x190/0x190 [ 335.103419] ? unwind_dump+0x190/0x190 [ 335.107307] ? unwind_next_frame+0x3e/0x50 [ 335.111531] ? __save_stack_trace+0x7d/0xf0 [ 335.115868] receive_buf+0xb3c/0x3270 [ 335.119670] ? save_stack+0xa9/0xd0 [ 335.123290] ? kasan_poison_slab+0x61/0x80 [ 335.127523] ? receive_mergeable+0x3a90/0x3a90 [ 335.132095] ? __netif_receive_skb+0x2c/0x1e0 [ 335.136578] ? process_backlog+0x24e/0x7a0 [ 335.140818] ? net_rx_action+0x7fa/0x19b0 [ 335.144953] ? __do_softirq+0x308/0xb7e [ 335.148913] ? run_ksoftirqd+0x5e/0x100 [ 335.152897] ? smpboot_thread_fn+0x68b/0xa00 [ 335.157295] ? kthread+0x35a/0x420 [ 335.161762] ? ret_from_fork+0x3a/0x50 [ 335.165638] ? do_raw_spin_unlock+0xa7/0x330 [ 335.170040] ? trace_hardirqs_on+0x310/0x310 [ 335.174437] ? trace_hardirqs_on+0xbd/0x310 [ 335.178752] ? zap_class+0x640/0x640 [ 335.182555] ? trace_hardirqs_off+0xb8/0x310 [ 335.186965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.192487] ? zap_class+0x640/0x640 [ 335.196309] ? __update_load_avg_blocked_se+0x690/0x690 [ 335.201661] ? __update_load_avg_se+0xae0/0xae0 [ 335.206318] ? __lock_is_held+0xb5/0x140 [ 335.210363] ? zap_class+0x640/0x640 [ 335.214073] ? update_load_avg+0x387/0x2470 [ 335.218382] ? __update_load_avg_blocked_se+0x690/0x690 [ 335.223741] ? attach_entity_load_avg+0x860/0x860 [ 335.228580] ? update_load_avg+0x387/0x2470 [ 335.232889] ? mark_held_locks+0x130/0x130 [ 335.237117] ? attach_entity_load_avg+0x860/0x860 [ 335.241945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.247466] ? check_preemption_disabled+0x48/0x280 [ 335.252474] ? ip6_mc_input+0x48f/0xd20 [ 335.256436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.261978] ? vring_use_dma_api+0xa5/0xc0 [ 335.266204] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.271746] ? vring_unmap_one+0x5a/0x410 [ 335.275899] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 335.281164] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 335.286699] ? detach_buf+0x34b/0x5d0 [ 335.290521] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 335.296043] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 335.300793] ? detach_buf+0x5d0/0x5d0 [ 335.304594] ? zap_class+0x640/0x640 [ 335.308302] ? print_usage_bug+0xc0/0xc0 [ 335.312351] virtnet_poll+0x421/0x105f [ 335.316230] ? receive_buf+0x3270/0x3270 [ 335.320282] ? __lock_acquire+0x62f/0x4c20 [ 335.324505] ? net_rx_action+0x4b5/0x19b0 [ 335.328643] ? net_rx_action+0x4b5/0x19b0 [ 335.332777] ? lockdep_hardirqs_on+0x296/0x5b0 [ 335.337359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.342888] ? check_preemption_disabled+0x48/0x280 [ 335.347892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.353430] net_rx_action+0x7fa/0x19b0 [ 335.357403] ? napi_complete_done+0x7a0/0x7a0 [ 335.361897] ? rcu_read_lock_sched_held+0x14f/0x180 [ 335.366899] ? rcu_note_context_switch+0x12ad/0x2150 [ 335.371990] ? zap_class+0x640/0x640 [ 335.375687] ? run_rebalance_domains+0x500/0x500 [ 335.380434] ? zap_class+0x640/0x640 [ 335.384136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.389665] ? find_held_lock+0x36/0x1c0 [ 335.393735] ? finish_task_switch+0x1f4/0x910 [ 335.398231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.403761] ? __run_timers+0xa4a/0xc70 [ 335.407729] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 335.412302] ? trace_hardirqs_on+0xbd/0x310 [ 335.416619] ? kasan_check_read+0x11/0x20 [ 335.420755] ? finish_task_switch+0x1f4/0x910 [ 335.425238] ? timer_fixup_init+0x70/0x70 [ 335.429381] ? compat_start_thread+0x80/0x80 [ 335.433782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.439323] ? _raw_spin_unlock_irq+0x60/0x80 [ 335.443825] ? finish_task_switch+0x1f4/0x910 [ 335.448305] ? finish_task_switch+0x1b4/0x910 [ 335.452793] ? __switch_to_asm+0x34/0x70 [ 335.456850] ? preempt_notifier_register+0x200/0x200 [ 335.461939] ? __switch_to_asm+0x34/0x70 [ 335.465988] ? __switch_to_asm+0x34/0x70 [ 335.470033] ? __switch_to_asm+0x40/0x70 [ 335.474084] ? __switch_to_asm+0x34/0x70 [ 335.478140] ? __switch_to_asm+0x40/0x70 [ 335.482187] ? __switch_to_asm+0x34/0x70 [ 335.486232] ? __switch_to_asm+0x40/0x70 [ 335.490278] ? __switch_to_asm+0x34/0x70 [ 335.494325] ? __switch_to_asm+0x40/0x70 [ 335.498375] ? pvclock_read_flags+0x160/0x160 [ 335.502856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.508378] ? check_preemption_disabled+0x48/0x280 [ 335.513384] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 335.518910] ? rcu_pm_notify+0xc0/0xc0 [ 335.522799] __do_softirq+0x308/0xb7e [ 335.526598] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 335.531700] ? schedule+0x108/0x460 [ 335.535324] ? trace_hardirqs_off+0xb8/0x310 [ 335.539719] ? smpboot_thread_fn+0x68b/0xa00 [ 335.544113] ? trace_hardirqs_on+0x310/0x310 [ 335.548509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.554036] ? check_preemption_disabled+0x48/0x280 [ 335.559037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.564559] ? takeover_tasklets+0xa90/0xa90 [ 335.568967] run_ksoftirqd+0x5e/0x100 [ 335.572755] smpboot_thread_fn+0x68b/0xa00 [ 335.576977] ? sort_range+0x30/0x30 [ 335.580594] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 335.585681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.591213] ? __kthread_parkme+0xfb/0x1a0 [ 335.595438] kthread+0x35a/0x420 [ 335.598794] ? sort_range+0x30/0x30 [ 335.602412] ? kthread_stop+0x900/0x900 [ 335.606381] ret_from_fork+0x3a/0x50 [ 335.610106] warn_alloc_show_mem: 1 callbacks suppressed [ 335.610115] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 335.610116] Mem-Info: [ 335.610143] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 335.610143] active_file:14 inactive_file:16 isolated_file:0 [ 335.610143] unevictable:0 dirty:0 writeback:0 unstable:0 [ 335.610143] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 335.610143] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 335.610143] free:13789 free_pcp:261 free_cma:0 [ 335.615471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.615478] Call Trace: [ 335.622148] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 335.624531] [ 335.657387] Node 0 [ 335.666727] dump_stack+0x244/0x39d [ 335.669301] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 335.696499] ? dump_stack_print_info.cold.1+0x20/0x20 [ 335.698615] lowmem_reserve[]: [ 335.700858] warn_alloc.cold.117+0xb7/0x1bd [ 335.704441] 0 2818 [ 335.729926] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.735079] 6321 6321 [ 335.738169] ? lock_downgrade+0x900/0x900 [ 335.742456] Node 0 [ 335.744683] ? trace_hardirqs_off+0xb8/0x310 [ 335.749512] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 335.751975] ? trace_hardirqs_off+0xb8/0x310 [ 335.756105] lowmem_reserve[]: [ 335.758329] __alloc_pages_slowpath+0x2660/0x2d70 [ 335.762704] 0 [ 335.789855] ? warn_alloc+0x120/0x120 [ 335.794211] 0 [ 335.797299] ? __lock_acquire+0x62f/0x4c20 [ 335.802101] 3503 3503 [ 335.803891] ? __lock_acquire+0x62f/0x4c20 [ 335.807657] Node 0 [ 335.809442] ? warn_alloc+0x120/0x120 [ 335.813662] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 335.816120] ? print_usage_bug+0xc0/0xc0 [ 335.820315] lowmem_reserve[]: 0 [ 335.822558] ? warn_alloc+0x120/0x120 [ 335.826321] 0 0 [ 335.854582] ? print_usage_bug+0xc0/0xc0 [ 335.858615] 0 [ 335.861890] ? mark_held_locks+0x130/0x130 [ 335.867622] ? mark_held_locks+0x130/0x130 [ 335.871760] Node 0 [ 335.873544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.877741] DMA: [ 335.881963] ? should_fail+0x22d/0xd01 [ 335.884173] 1*4kB [ 335.889690] ? zap_class+0x640/0x640 [ 335.891719] (U) [ 335.895584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.897704] 0*8kB [ 335.901396] ? __lock_acquire+0x62f/0x4c20 [ 335.903350] 0*16kB 1*32kB [ 335.908435] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.910551] (U) [ 335.914764] ? should_fail+0x22d/0xd01 [ 335.917573] 2*64kB (U) [ 335.922686] ? mark_held_locks+0x130/0x130 [ 335.924621] 1*128kB (U) [ 335.928492] ? mark_held_locks+0x130/0x130 [ 335.931041] 1*256kB (U) [ 335.935257] ? lock_downgrade+0x900/0x900 [ 335.937898] 0*512kB [ 335.942114] ? zap_class+0x640/0x640 [ 335.944758] 1*1024kB [ 335.948890] ? zap_class+0x640/0x640 [ 335.951186] (U) [ 335.954884] ? zap_class+0x640/0x640 [ 335.957264] 1*2048kB (M) [ 335.960969] ? do_raw_spin_unlock+0xa7/0x330 [ 335.962914] 3*4096kB (M) [ 335.966619] ? trace_hardirqs_on+0x310/0x310 [ 335.969344] = 15908kB [ 335.969351] Node 0 [ 335.973744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.976470] DMA32: [ 335.980867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.983246] 3*4kB [ 335.985566] ? check_preemption_disabled+0x48/0x280 [ 335.991176] (UM) [ 335.993419] ? __lock_is_held+0xb5/0x140 [ 335.998918] 283*8kB (UM) [ 336.001071] __alloc_pages_nodemask+0xa80/0xde0 [ 336.006050] 189*16kB (UM) [ 336.008103] ? zap_class+0x640/0x640 [ 336.012129] 116*32kB (M) [ 336.014875] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 336.019510] 38*64kB [ 336.022344] ? find_held_lock+0x36/0x1c0 [ 336.026508] (M) 10*128kB [ 336.029261] ? ____cache_alloc_node+0x1c7/0x1e0 [ 336.034236] (M) 5*256kB [ 336.036556] ? lock_downgrade+0x900/0x900 [ 336.040586] (UM) [ 336.043329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.047958] 4*512kB (UM) [ 336.050624] cache_grow_begin+0xa5/0x8c0 [ 336.054738] 3*1024kB (M) [ 336.056789] ? do_raw_spin_unlock+0xa7/0x330 [ 336.062290] 3*2048kB (UM) [ 336.065040] fallback_alloc+0x204/0x2e0 [ 336.069062] 0*4096kB = 25268kB [ 336.071810] ____cache_alloc_node+0x1c7/0x1e0 [ 336.076184] Node 0 [ 336.079015] kmem_cache_alloc_node+0xe3/0x730 [ 336.082948] Normal: 191*4kB [ 336.086128] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.090588] (UME) [ 336.092810] __alloc_skb+0x119/0x770 [ 336.097264] 564*8kB (UMEH) [ 336.100269] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 336.104816] 243*16kB [ 336.106949] ? netdev_alloc_frag+0x1f0/0x1f0 [ 336.110624] (UMEH) 85*32kB [ 336.113548] ? vprintk_default+0x28/0x30 [ 336.118871] (UM) 2*64kB [ 336.121271] ? vprintk_func+0x85/0x181 [ 336.125660] (U) [ 336.128568] ? printk+0xa7/0xcf [ 336.132602] 0*128kB [ 336.135261] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 336.139109] 2*256kB (UH) [ 336.141078] new_skb+0x26/0x1c0 [ 336.144316] 1*512kB (U) [ 336.146627] aoecmd_cfg+0x279/0x7f0 [ 336.151355] 1*1024kB (U) [ 336.154096] ? find_held_lock+0x36/0x1c0 [ 336.157337] 0*2048kB 0*4096kB [ 336.159997] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 336.163583] = 14060kB [ 336.163594] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.166330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.170362] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.173539] ? __lock_is_held+0xb5/0x140 [ 336.177824] 168 total pagecache pages [ 336.180222] discover_timer+0x50/0x60 [ 336.189022] 0 pages in swap cache [ 336.194539] call_timer_fn+0x272/0x920 [ 336.203090] Swap cache stats: add 0, delete 0, find 0/0 [ 336.207127] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.210904] Free swap = 0kB [ 336.214689] ? process_timeout+0x40/0x40 [ 336.218108] Total swap = 0kB [ 336.221984] ? mark_held_locks+0xc7/0x130 [ 336.227313] 1965979 pages RAM [ 336.232135] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.235117] 0 pages HighMem/MovableOnly [ 336.235123] 342867 pages reserved [ 336.239169] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.242157] 0 pages cma reserved [ 336.246304] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.249483] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 336.253857] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.257797] ksoftirqd/0 cpuset= [ 336.261230] ? trace_hardirqs_on+0xbd/0x310 [ 336.265693] / [ 336.269032] ? kasan_check_read+0x11/0x20 [ 336.269045] ? __run_timers+0x7da/0xc70 [ 336.273855] mems_allowed=0 [ 336.284147] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.314034] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 336.318866] __run_timers+0x7e5/0xc70 [ 336.322678] ? timer_fixup_init+0x70/0x70 [ 336.326819] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 336.331822] ? zap_class+0x640/0x640 [ 336.335526] ? print_usage_bug+0xc0/0xc0 [ 336.339576] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 336.344757] ? find_held_lock+0x36/0x1c0 [ 336.348830] ? zap_class+0x640/0x640 [ 336.352546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.358160] ? check_preemption_disabled+0x48/0x280 [ 336.363172] ? __lock_is_held+0xb5/0x140 [ 336.367225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.372755] ? check_preemption_disabled+0x48/0x280 [ 336.377769] run_timer_softirq+0x52/0xb0 [ 336.381816] ? rcu_read_lock_sched_held+0x14f/0x180 [ 336.386816] __do_softirq+0x308/0xb7e [ 336.390610] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 336.395100] ? lock_downgrade+0x900/0x900 [ 336.399244] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 336.404344] ? pvclock_read_flags+0x160/0x160 [ 336.408833] ? lapic_next_event+0x5a/0x90 [ 336.412974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.418500] ? kvm_clock_read+0x18/0x30 [ 336.422473] ? kvm_sched_clock_read+0x9/0x20 [ 336.426868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.432392] ? check_preemption_disabled+0x48/0x280 [ 336.437409] irq_exit+0x17f/0x1c0 [ 336.440853] smp_apic_timer_interrupt+0x1cb/0x760 [ 336.445687] ? smp_reschedule_interrupt+0x109/0x650 [ 336.450693] ? smp_call_function_single_interrupt+0x650/0x650 [ 336.456565] ? interrupt_entry+0xb5/0xc0 [ 336.460623] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.465644] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.470649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.475475] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.480475] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.485483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.490316] apic_timer_interrupt+0xf/0x20 [ 336.494534] [ 336.496761] RIP: 0010:dump_stack+0x358/0x39d [ 336.501157] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 336.520042] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 336.527738] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 336.534991] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 336.542244] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 336.549496] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 336.556748] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 336.564015] ? dump_stack+0x34f/0x39d [ 336.567819] ? dump_stack_print_info.cold.1+0x20/0x20 [ 336.573015] dump_header+0x27b/0xf72 [ 336.576722] ? mark_held_locks+0x130/0x130 [ 336.580946] ? pagefault_out_of_memory+0x197/0x197 [ 336.585876] ? __lock_acquire+0x62f/0x4c20 [ 336.590094] ? zap_class+0x640/0x640 [ 336.593797] ? percpu_ref_get_many+0x240/0x240 [ 336.598365] ? print_usage_bug+0xc0/0xc0 [ 336.602412] ? print_usage_bug+0xc0/0xc0 [ 336.606461] ? zap_class+0x640/0x640 [ 336.610163] ? print_usage_bug+0xc0/0xc0 [ 336.614209] ? print_usage_bug+0xc0/0xc0 [ 336.618262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.623800] ? find_held_lock+0x36/0x1c0 [ 336.627853] ? mark_held_locks+0xc7/0x130 [ 336.631988] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 336.637082] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 336.642176] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 336.646744] ? trace_hardirqs_on+0xbd/0x310 [ 336.651050] ? kasan_check_read+0x11/0x20 [ 336.655181] ? ___ratelimit+0x3b4/0x672 [ 336.659140] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.664232] ? trace_hardirqs_on+0x310/0x310 [ 336.668628] ? lock_downgrade+0x900/0x900 [ 336.672769] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 336.677860] ? ___ratelimit+0x3b9/0x672 [ 336.681822] ? idr_get_free+0xec0/0xec0 [ 336.685785] ? find_held_lock+0x36/0x1c0 [ 336.689857] oom_kill_process.cold.27+0x10/0x903 [ 336.694604] ? zap_class+0x640/0x640 [ 336.698312] ? check_preemption_disabled+0x48/0x280 [ 336.703326] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 336.708243] ? kasan_check_read+0x11/0x20 [ 336.712380] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.717643] ? oom_evaluate_task+0x540/0x540 [ 336.722040] ? find_held_lock+0x36/0x1c0 [ 336.726100] ? out_of_memory+0x974/0x1430 [ 336.730235] ? lock_downgrade+0x900/0x900 [ 336.734366] ? check_preemption_disabled+0x48/0x280 [ 336.739387] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 336.744299] ? kasan_check_read+0x11/0x20 [ 336.748433] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.753698] ? rcu_softirq_qs+0x20/0x20 [ 336.757664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.763192] ? oom_evaluate_task+0x302/0x540 [ 336.767597] out_of_memory+0xa84/0x1430 [ 336.771566] ? oom_killer_disable+0x3a0/0x3a0 [ 336.776051] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 336.780976] ? __mutex_add_waiter+0x2a0/0x2a0 [ 336.785468] __alloc_pages_slowpath+0x22d4/0x2d70 [ 336.790326] ? warn_alloc+0x120/0x120 [ 336.794116] ? rcu_softirq_qs+0x20/0x20 [ 336.798120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.803646] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.809170] ? should_fail+0x22d/0xd01 [ 336.813050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.818142] ? zap_class+0x640/0x640 [ 336.821877] ? __lock_is_held+0xb5/0x140 [ 336.825932] ? mark_held_locks+0x130/0x130 [ 336.830160] ? lock_release+0xa00/0xa00 [ 336.834124] ? perf_trace_sched_process_exec+0x860/0x860 [ 336.839568] ? __might_sleep+0x95/0x190 [ 336.843542] __alloc_pages_nodemask+0xa80/0xde0 [ 336.848205] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 336.853212] ? __page_cache_alloc+0x191/0x5c0 [ 336.857694] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 336.862610] ? kasan_check_read+0x11/0x20 [ 336.866749] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.872020] ? zap_class+0x640/0x640 [ 336.875730] ? zap_class+0x640/0x640 [ 336.879436] ? zap_class+0x640/0x640 [ 336.883137] ? __do_page_cache_readahead+0x7ce/0x980 [ 336.888235] ? find_held_lock+0x36/0x1c0 [ 336.892288] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 336.897817] alloc_pages_current+0x173/0x350 [ 336.902222] __page_cache_alloc+0x38c/0x5c0 [ 336.906534] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 336.911454] ? kasan_check_read+0x11/0x20 [ 336.915595] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.920862] ? generic_perform_write+0x6a0/0x6a0 [ 336.925612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.931157] ? check_preemption_disabled+0x48/0x280 [ 336.936185] filemap_fault+0x1594/0x25f0 [ 336.940245] ? __lock_page_or_retry+0xa00/0xa00 [ 336.944911] ? mark_held_locks+0x130/0x130 [ 336.949136] ? rcu_softirq_qs+0x20/0x20 [ 336.953110] ? filemap_map_pages+0xe04/0x1990 [ 336.957604] ? print_usage_bug+0xc0/0xc0 [ 336.961660] ? find_held_lock+0x36/0x1c0 [ 336.965712] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 336.970636] ? print_usage_bug+0xc0/0xc0 [ 336.974689] ? print_usage_bug+0xc0/0xc0 [ 336.978741] ? __lock_acquire+0x62f/0x4c20 [ 336.982985] ? lock_acquire+0x1ed/0x520 [ 336.986951] ? ext4_filemap_fault+0x7a/0xad [ 336.991270] ? lock_release+0xa00/0xa00 [ 336.995237] ? perf_trace_sched_process_exec+0x860/0x860 [ 337.000675] ? print_usage_bug+0xc0/0xc0 [ 337.004721] ? print_usage_bug+0xc0/0xc0 [ 337.008873] ? down_read+0x8d/0x120 [ 337.012487] ? ext4_filemap_fault+0x7a/0xad [ 337.016796] ? __down_interruptible+0x700/0x700 [ 337.021459] ext4_filemap_fault+0x82/0xad [ 337.025743] __do_fault+0x100/0x6b0 [ 337.029366] ? pmd_devmap_trans_unstable+0x220/0x220 [ 337.034462] ? mark_held_locks+0x130/0x130 [ 337.038689] ? mark_held_locks+0x130/0x130 [ 337.042919] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 337.048449] ? rcu_pm_notify+0xc0/0xc0 [ 337.052328] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.057854] __handle_mm_fault+0x307c/0x5920 [ 337.062256] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 337.067094] ? _raw_spin_unlock_irq+0x27/0x80 [ 337.071580] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 337.076149] ? trace_hardirqs_on+0xbd/0x310 [ 337.080455] ? kasan_check_read+0x11/0x20 [ 337.084589] ? __set_current_blocked+0xdf/0x120 [ 337.089242] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.094339] ? zap_class+0x640/0x640 [ 337.098041] ? zap_class+0x640/0x640 [ 337.101749] ? find_held_lock+0x36/0x1c0 [ 337.105805] ? handle_mm_fault+0x42a/0xc70 [ 337.110028] ? lock_downgrade+0x900/0x900 [ 337.114166] ? check_preemption_disabled+0x48/0x280 [ 337.119174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.124088] ? kasan_check_read+0x11/0x20 [ 337.128221] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.133485] ? rcu_softirq_qs+0x20/0x20 [ 337.137449] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.142538] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.148067] ? check_preemption_disabled+0x48/0x280 [ 337.153079] handle_mm_fault+0x54f/0xc70 [ 337.157130] ? __handle_mm_fault+0x5920/0x5920 [ 337.161713] ? find_vma+0x34/0x190 [ 337.165262] __do_page_fault+0x5e8/0xe60 [ 337.169329] ? exit_to_usermode_loop+0x1f4/0x380 [ 337.174081] do_page_fault+0xf2/0x7e0 [ 337.177871] ? vmalloc_sync_all+0x30/0x30 [ 337.182005] ? error_entry+0x70/0xd0 [ 337.185721] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.190723] ? trace_hardirqs_on_caller+0xc0/0x310 [ 337.196167] ? syscall_return_slowpath+0x5e0/0x5e0 [ 337.201082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.205913] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.210915] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 337.216356] ? prepare_exit_to_usermode+0x291/0x3b0 [ 337.221357] ? page_fault+0x8/0x30 [ 337.224884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.229713] ? page_fault+0x8/0x30 [ 337.233238] page_fault+0x1e/0x30 [ 337.236681] RIP: 0033:0x45db60 [ 337.239872] Code: Bad RIP value. [ 337.243222] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 337.248577] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 337.255833] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 337.263174] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 337.270427] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 337.277681] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 337.284958] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 337.285009] aoe: skb alloc failure [ 337.291444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.291448] Call Trace: [ 337.291463] dump_stack+0x244/0x39d [ 337.291478] ? dump_stack_print_info.cold.1+0x20/0x20 [ 337.295010] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 337.304328] warn_alloc.cold.117+0xb7/0x1bd [ 337.306875] syz-fuzzer cpuset= [ 337.310481] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 337.315634] / [ 337.325840] ? lock_downgrade+0x900/0x900 [ 337.330125] mems_allowed=0 [ 337.333315] ? trace_hardirqs_off+0xb8/0x310 [ 337.351255] ? trace_hardirqs_off+0xb8/0x310 [ 337.355667] __alloc_pages_slowpath+0x2660/0x2d70 [ 337.360519] ? warn_alloc+0x120/0x120 [ 337.364325] ? warn_alloc+0x120/0x120 [ 337.368115] ? print_usage_bug+0xc0/0xc0 [ 337.372161] ? warn_alloc+0x120/0x120 [ 337.375946] ? print_usage_bug+0xc0/0xc0 [ 337.379997] ? lock_downgrade+0x900/0x900 [ 337.384142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.389664] ? should_fail+0x22d/0xd01 [ 337.393557] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.398650] ? __lock_acquire+0x62f/0x4c20 [ 337.402895] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.408006] ? should_fail+0x22d/0xd01 [ 337.411918] ? mark_held_locks+0x130/0x130 [ 337.416144] ? mark_held_locks+0x130/0x130 [ 337.420383] ? debug_check_no_obj_freed+0x305/0x58d [ 337.425390] ? drain_local_pages_wq+0x40/0x40 [ 337.429868] ? lockdep_hardirqs_on+0x296/0x5b0 [ 337.434434] ? trace_hardirqs_on+0xbd/0x310 [ 337.438739] ? kasan_check_read+0x11/0x20 [ 337.442873] ? debug_check_no_obj_freed+0x305/0x58d [ 337.447879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.453401] ? check_preemption_disabled+0x48/0x280 [ 337.458413] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 337.463940] ? rcu_pm_notify+0xc0/0xc0 [ 337.467816] __alloc_pages_nodemask+0xa80/0xde0 [ 337.472467] ? zap_class+0x640/0x640 [ 337.476168] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 337.481176] ? find_held_lock+0x36/0x1c0 [ 337.485230] ? ____cache_alloc_node+0x1c7/0x1e0 [ 337.489885] ? lock_downgrade+0x900/0x900 [ 337.494024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.499556] cache_grow_begin+0xa5/0x8c0 [ 337.503606] ? do_raw_spin_unlock+0xa7/0x330 [ 337.508017] fallback_alloc+0x204/0x2e0 [ 337.511981] ____cache_alloc_node+0x1c7/0x1e0 [ 337.516468] kmem_cache_alloc+0x1f8/0x730 [ 337.520602] ? __lock_is_held+0xb5/0x140 [ 337.524652] __build_skb+0xab/0x430 [ 337.528264] ? skb_try_coalesce+0x1b70/0x1b70 [ 337.532744] ? page_frag_alloc+0x4e3/0x910 [ 337.536970] ? __alloc_pages_nodemask+0xde0/0xde0 [ 337.541800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.547324] ? check_preemption_disabled+0x48/0x280 [ 337.552333] __napi_alloc_skb+0x1d6/0x310 [ 337.556470] page_to_skb.isra.41+0xee/0x8d0 [ 337.560781] ? check_preemption_disabled+0x48/0x280 [ 337.565785] ? virtnet_cpu_online+0x40/0x40 [ 337.570092] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.575004] ? kasan_check_read+0x11/0x20 [ 337.579149] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.584412] ? rcu_softirq_qs+0x20/0x20 [ 337.588380] receive_mergeable+0x155d/0x3a90 [ 337.592782] ? virtnet_probe+0x2240/0x2240 [ 337.597002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.602538] ? zap_class+0x640/0x640 [ 337.606236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.612251] ? check_preemption_disabled+0x48/0x280 [ 337.617267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.622800] ? check_preemption_disabled+0x48/0x280 [ 337.627816] ? __lock_is_held+0xb5/0x140 [ 337.631869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.637393] ? rt6_score_route+0x118/0x400 [ 337.641616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.647138] ? find_match+0x492/0x10a0 [ 337.651017] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 337.655153] ? mark_held_locks+0x130/0x130 [ 337.659373] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 337.664570] ? zap_class+0x640/0x640 [ 337.668267] ? zap_class+0x640/0x640 [ 337.671970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.677492] ? check_preemption_disabled+0x48/0x280 [ 337.682520] ? __lock_is_held+0xb5/0x140 [ 337.686571] ? print_usage_bug+0xc0/0xc0 [ 337.690627] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.696152] ? fib6_table_lookup+0xcd5/0x1490 [ 337.700645] ? print_usage_bug+0xc0/0xc0 [ 337.704705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.710243] ? check_preemption_disabled+0x48/0x280 [ 337.715266] ? __lock_acquire+0x62f/0x4c20 [ 337.719489] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 337.725368] ? ret_from_fork+0x3a/0x50 [ 337.729256] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 337.735131] ? ret_from_fork+0x3a/0x50 [ 337.739018] ? rb_erase_cached+0xc78/0x3720 [ 337.743332] ? rb_next+0x140/0x140 [ 337.746860] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 337.751858] ? unwind_dump+0x190/0x190 [ 337.755735] ? unwind_dump+0x190/0x190 [ 337.759628] ? unwind_next_frame+0x3e/0x50 [ 337.763859] ? __save_stack_trace+0x7d/0xf0 [ 337.768175] receive_buf+0xb3c/0x3270 [ 337.771970] ? save_stack+0xa9/0xd0 [ 337.775593] ? kasan_poison_slab+0x61/0x80 [ 337.779816] ? receive_mergeable+0x3a90/0x3a90 [ 337.784396] ? __netif_receive_skb+0x2c/0x1e0 [ 337.788887] ? process_backlog+0x24e/0x7a0 [ 337.793106] ? net_rx_action+0x7fa/0x19b0 [ 337.797255] ? __do_softirq+0x308/0xb7e [ 337.801214] ? run_ksoftirqd+0x5e/0x100 [ 337.805170] ? smpboot_thread_fn+0x68b/0xa00 [ 337.809580] ? kthread+0x35a/0x420 [ 337.813104] ? ret_from_fork+0x3a/0x50 [ 337.816974] ? do_raw_spin_unlock+0xa7/0x330 [ 337.821370] ? trace_hardirqs_on+0x310/0x310 [ 337.825763] ? trace_hardirqs_on+0xbd/0x310 [ 337.830071] ? zap_class+0x640/0x640 [ 337.833774] ? trace_hardirqs_off+0xb8/0x310 [ 337.838169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.843691] ? zap_class+0x640/0x640 [ 337.847398] ? __update_load_avg_blocked_se+0x690/0x690 [ 337.852747] ? __update_load_avg_se+0xae0/0xae0 [ 337.857399] ? __lock_is_held+0xb5/0x140 [ 337.861442] ? zap_class+0x640/0x640 [ 337.865149] ? update_load_avg+0x387/0x2470 [ 337.869454] ? __update_load_avg_blocked_se+0x690/0x690 [ 337.874805] ? attach_entity_load_avg+0x860/0x860 [ 337.879636] ? update_load_avg+0x387/0x2470 [ 337.883944] ? mark_held_locks+0x130/0x130 [ 337.888170] ? attach_entity_load_avg+0x860/0x860 [ 337.892998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.898526] ? check_preemption_disabled+0x48/0x280 [ 337.903538] ? ip6_mc_input+0x48f/0xd20 [ 337.907508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.913030] ? vring_use_dma_api+0xa5/0xc0 [ 337.917268] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.922790] ? vring_unmap_one+0x5a/0x410 [ 337.926926] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 337.932194] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.937720] ? detach_buf+0x34b/0x5d0 [ 337.941524] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 337.947048] ? virtqueue_get_buf_ctx+0x3d5/0x820 [ 337.951797] ? detach_buf+0x5d0/0x5d0 [ 337.955587] ? zap_class+0x640/0x640 [ 337.959293] ? print_usage_bug+0xc0/0xc0 [ 337.963343] virtnet_poll+0x421/0x105f [ 337.967224] ? receive_buf+0x3270/0x3270 [ 337.971276] ? __lock_acquire+0x62f/0x4c20 [ 337.975507] ? net_rx_action+0x4b5/0x19b0 [ 337.979639] ? net_rx_action+0x4b5/0x19b0 [ 337.983774] ? lockdep_hardirqs_on+0x296/0x5b0 [ 337.988354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.993881] ? check_preemption_disabled+0x48/0x280 [ 337.998888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.004415] net_rx_action+0x7fa/0x19b0 [ 338.008387] ? napi_complete_done+0x7a0/0x7a0 [ 338.012874] ? rcu_read_lock_sched_held+0x14f/0x180 [ 338.017877] ? rcu_note_context_switch+0x12ad/0x2150 [ 338.022969] ? zap_class+0x640/0x640 [ 338.026677] ? run_rebalance_domains+0x500/0x500 [ 338.031418] ? zap_class+0x640/0x640 [ 338.035124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.040655] ? find_held_lock+0x36/0x1c0 [ 338.044721] ? finish_task_switch+0x1f4/0x910 [ 338.049210] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.054735] ? __run_timers+0xa4a/0xc70 [ 338.058695] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 338.063270] ? trace_hardirqs_on+0xbd/0x310 [ 338.067579] ? kasan_check_read+0x11/0x20 [ 338.071713] ? finish_task_switch+0x1f4/0x910 [ 338.076197] ? timer_fixup_init+0x70/0x70 [ 338.080334] ? compat_start_thread+0x80/0x80 [ 338.084730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.090256] ? _raw_spin_unlock_irq+0x60/0x80 [ 338.094739] ? finish_task_switch+0x1f4/0x910 [ 338.099218] ? finish_task_switch+0x1b4/0x910 [ 338.103698] ? __switch_to_asm+0x34/0x70 [ 338.107747] ? preempt_notifier_register+0x200/0x200 [ 338.112835] ? __switch_to_asm+0x34/0x70 [ 338.116879] ? __switch_to_asm+0x34/0x70 [ 338.120923] ? __switch_to_asm+0x40/0x70 [ 338.124967] ? __switch_to_asm+0x34/0x70 [ 338.129015] ? __switch_to_asm+0x40/0x70 [ 338.133062] ? __switch_to_asm+0x34/0x70 [ 338.137107] ? __switch_to_asm+0x40/0x70 [ 338.141152] ? __switch_to_asm+0x34/0x70 [ 338.145195] ? __switch_to_asm+0x40/0x70 [ 338.149253] ? pvclock_read_flags+0x160/0x160 [ 338.153738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.159257] ? check_preemption_disabled+0x48/0x280 [ 338.164266] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 338.169815] ? rcu_pm_notify+0xc0/0xc0 [ 338.173698] __do_softirq+0x308/0xb7e [ 338.177508] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 338.182604] ? schedule+0x108/0x460 [ 338.186223] ? trace_hardirqs_off+0xb8/0x310 [ 338.190621] ? smpboot_thread_fn+0x68b/0xa00 [ 338.195033] ? trace_hardirqs_on+0x310/0x310 [ 338.199430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.204955] ? check_preemption_disabled+0x48/0x280 [ 338.209955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.215484] ? takeover_tasklets+0xa90/0xa90 [ 338.219876] run_ksoftirqd+0x5e/0x100 [ 338.223662] smpboot_thread_fn+0x68b/0xa00 [ 338.227881] ? sort_range+0x30/0x30 [ 338.231497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 338.236625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.242148] ? __kthread_parkme+0xfb/0x1a0 [ 338.246387] kthread+0x35a/0x420 [ 338.249756] ? sort_range+0x30/0x30 [ 338.253367] ? kthread_stop+0x900/0x900 [ 338.257347] ret_from_fork+0x3a/0x50 [ 338.261061] warn_alloc_show_mem: 1 callbacks suppressed [ 338.261069] CPU: 1 PID: 5350 Comm: syz-fuzzer Not tainted 4.19.0+ #135 [ 338.261070] Mem-Info: [ 338.261097] active_anon:33664 inactive_anon:131 isolated_anon:0 [ 338.261097] active_file:14 inactive_file:16 isolated_file:0 [ 338.261097] unevictable:0 dirty:0 writeback:0 unstable:0 [ 338.261097] slab_reclaimable:7884 slab_unreclaimable:1514760 [ 338.261097] mapped:16403 shmem:138 pagetables:483 bounce:0 [ 338.261097] free:13789 free_pcp:261 free_cma:0 [ 338.266416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.266422] Call Trace: [ 338.273079] Node 0 active_anon:134656kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65612kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 338.275471] [ 338.308316] Node 0 [ 338.317650] dump_stack+0x244/0x39d [ 338.320219] 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 [ 338.347417] ? dump_stack_print_info.cold.1+0x20/0x20 [ 338.349528] lowmem_reserve[]: 0 [ 338.351763] warn_alloc.cold.117+0xb7/0x1bd [ 338.355345] 2818 6321 [ 338.380829] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 338.385980] 6321 [ 338.389240] ? lock_downgrade+0x900/0x900 [ 338.393526] Node 0 [ 338.396003] ? trace_hardirqs_off+0xb8/0x310 [ 338.400828] DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:7288kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 338.402855] ? trace_hardirqs_off+0xb8/0x310 [ 338.406978] lowmem_reserve[]: [ 338.409199] __alloc_pages_slowpath+0x2660/0x2d70 [ 338.413580] 0 0 [ 338.440728] ? native_queued_spin_lock_slowpath+0x1ec/0x13d0 [ 338.445085] 3503 3503 [ 338.448178] ? warn_alloc+0x120/0x120 [ 338.454933] ? __lock_acquire+0x62f/0x4c20 [ 338.460693] Node 0 [ 338.463171] ? __lock_acquire+0x62f/0x4c20 [ 338.466957] Normal free:13980kB min:37364kB low:46704kB high:56044kB active_anon:127368kB inactive_anon:524kB active_file:56kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:4928kB pagetables:1932kB bounce:0kB free_pcp:796kB local_pcp:260kB free_cma:0kB [ 338.471156] ? warn_alloc+0x120/0x120 [ 338.473357] lowmem_reserve[]: [ 338.477582] ? print_usage_bug+0xc0/0xc0 [ 338.505818] 0 0 [ 338.509605] ? warn_alloc+0x120/0x120 [ 338.512670] 0 0 [ 338.516719] ? print_usage_bug+0xc0/0xc0 [ 338.518661] Node 0 [ 338.522447] ? mark_held_locks+0x130/0x130 [ 338.524390] DMA: [ 338.528431] ? mark_held_locks+0x130/0x130 [ 338.530644] 1*4kB [ 338.534858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.536889] (U) [ 338.541099] ? should_fail+0x22d/0xd01 [ 338.543214] 0*8kB 0*16kB [ 338.548735] ? zap_class+0x640/0x640 [ 338.550675] 1*32kB (U) [ 338.554547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.557267] 2*64kB (U) [ 338.560965] ? __lock_acquire+0x62f/0x4c20 [ 338.563529] 1*128kB (U) [ 338.568615] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.571163] 1*256kB (U) [ 338.575379] ? should_fail+0x22d/0xd01 [ 338.578014] 0*512kB 1*1024kB [ 338.583105] ? mark_held_locks+0x130/0x130 [ 338.585738] (U) [ 338.589604] ? mark_held_locks+0x130/0x130 [ 338.592672] 1*2048kB (M) [ 338.596888] ? lock_downgrade+0x900/0x900 [ 338.598828] 3*4096kB (M) [ 338.603071] ? zap_class+0x640/0x640 [ 338.605797] = 15908kB [ 338.609925] ? zap_class+0x640/0x640 [ 338.612650] Node 0 [ 338.616344] ? zap_class+0x640/0x640 [ 338.618719] DMA32: 3*4kB [ 338.622415] ? do_raw_spin_unlock+0xa7/0x330 [ 338.624624] (UM) [ 338.628316] ? trace_hardirqs_on+0x310/0x310 [ 338.631040] 283*8kB (UM) [ 338.635437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.637467] 189*16kB (UM) [ 338.641863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.644589] 116*32kB [ 338.650103] ? check_preemption_disabled+0x48/0x280 [ 338.652908] (M) 38*64kB [ 338.658441] ? __lock_is_held+0xb5/0x140 [ 338.660810] (M) 10*128kB [ 338.665816] __alloc_pages_nodemask+0xa80/0xde0 [ 338.668451] (M) [ 338.672495] ? zap_class+0x640/0x640 [ 338.675216] 5*256kB (UM) [ 338.679871] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 338.681812] 4*512kB (UM) [ 338.685520] ? find_held_lock+0x36/0x1c0 [ 338.688248] 3*1024kB (M) [ 338.693279] ? ____cache_alloc_node+0x1c7/0x1e0 [ 338.696001] 3*2048kB [ 338.700041] ? lock_downgrade+0x900/0x900 [ 338.702759] (UM) 0*4096kB [ 338.707414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.709793] = 25268kB [ 338.709798] Node 0 [ 338.713928] cache_grow_begin+0xa5/0x8c0 [ 338.716732] Normal: 191*4kB [ 338.722253] ? do_raw_spin_unlock+0xa7/0x330 [ 338.724630] (UME) [ 338.726854] fallback_alloc+0x204/0x2e0 [ 338.730874] 564*8kB (UMEH) [ 338.733878] ____cache_alloc_node+0x1c7/0x1e0 [ 338.738245] 243*16kB (UMEH) [ 338.740392] kmem_cache_alloc_node+0xe3/0x730 [ 338.744326] 86*32kB (UM) [ 338.747245] ? lockdep_hardirqs_on+0x296/0x5b0 [ 338.751723] 2*64kB [ 338.754722] __alloc_skb+0x119/0x770 [ 338.759178] (U) [ 338.761919] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 338.766463] 0*128kB 2*256kB [ 338.768688] ? netdev_alloc_frag+0x1f0/0x1f0 [ 338.772390] (UH) [ 338.774350] ? vprintk_default+0x28/0x30 [ 338.779689] 1*512kB (U) [ 338.782785] ? vprintk_func+0x85/0x181 [ 338.787159] 1*1024kB (U) [ 338.789210] ? printk+0xa7/0xcf [ 338.793238] 0*2048kB 0*4096kB [ 338.795901] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 338.799762] = 14092kB [ 338.799775] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.802522] new_skb+0x26/0x1c0 [ 338.805773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.808945] aoecmd_cfg+0x279/0x7f0 [ 338.813672] 168 total pagecache pages [ 338.816069] ? find_held_lock+0x36/0x1c0 [ 338.824890] 0 pages in swap cache [ 338.828151] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 338.836697] Swap cache stats: add 0, delete 0, find 0/0 [ 338.840308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.844077] Free swap = 0kB [ 338.848128] ? __lock_is_held+0xb5/0x140 [ 338.851546] Total swap = 0kB [ 338.855862] discover_timer+0x50/0x60 [ 338.861188] 1965979 pages RAM [ 338.866711] call_timer_fn+0x272/0x920 [ 338.869701] 0 pages HighMem/MovableOnly [ 338.873746] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.876732] 342867 pages reserved [ 338.880517] ? process_timeout+0x40/0x40 [ 338.883586] 0 pages cma reserved [ 338.883685] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 338.887471] ? mark_held_locks+0xc7/0x130 [ 338.891422] ksoftirqd/0 cpuset= [ 338.896246] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.899669] / [ 338.903714] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.907051] mems_allowed=0 [ 338.917343] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.943124] ? lockdep_hardirqs_on+0x296/0x5b0 [ 338.947706] ? trace_hardirqs_on+0xbd/0x310 [ 338.952020] ? kasan_check_read+0x11/0x20 [ 338.956160] ? __run_timers+0x7da/0xc70 [ 338.960128] ? trace_hardirqs_off_caller+0x310/0x310 [ 338.965238] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 338.970074] __run_timers+0x7e5/0xc70 [ 338.973882] ? timer_fixup_init+0x70/0x70 [ 338.978026] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 338.983034] ? zap_class+0x640/0x640 [ 338.986745] ? print_usage_bug+0xc0/0xc0 [ 338.990802] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 338.995990] ? find_held_lock+0x36/0x1c0 [ 339.000048] ? zap_class+0x640/0x640 [ 339.003771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.009295] ? check_preemption_disabled+0x48/0x280 [ 339.014304] ? __lock_is_held+0xb5/0x140 [ 339.018360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.023886] ? check_preemption_disabled+0x48/0x280 [ 339.029210] run_timer_softirq+0x52/0xb0 [ 339.033265] ? rcu_read_lock_sched_held+0x14f/0x180 [ 339.038269] __do_softirq+0x308/0xb7e [ 339.042073] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 339.046574] ? lock_downgrade+0x900/0x900 [ 339.050716] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 339.055817] ? pvclock_read_flags+0x160/0x160 [ 339.060302] ? lapic_next_event+0x5a/0x90 [ 339.064439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.069968] ? kvm_clock_read+0x18/0x30 [ 339.073926] ? kvm_sched_clock_read+0x9/0x20 [ 339.078319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.083841] ? check_preemption_disabled+0x48/0x280 [ 339.088851] irq_exit+0x17f/0x1c0 [ 339.092297] smp_apic_timer_interrupt+0x1cb/0x760 [ 339.097122] ? smp_reschedule_interrupt+0x109/0x650 [ 339.102127] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.108000] ? interrupt_entry+0xb5/0xc0 [ 339.112047] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.117049] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.122053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.126886] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.131891] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.136918] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.141755] apic_timer_interrupt+0xf/0x20 [ 339.145992] [ 339.148215] RIP: 0010:dump_stack+0x358/0x39d [ 339.152612] Code: 74 0c 48 c7 c7 70 f4 51 89 e8 21 fa 02 fa 48 83 3d e9 f3 93 01 00 0f 84 63 fe ff ff e8 3e 21 c0 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 2b 21 c0 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 339.171499] RSP: 0000:ffff8801c1826220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 339.179203] RAX: ffff8801d87bc580 RBX: 1ffffffff12a3e8e RCX: 1ffff1003b0f79ce [ 339.186460] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 339.194250] RBP: ffff8801c18262c8 R08: ffff8801d87bce70 R09: 0000000000000006 [ 339.201505] R10: 0000000000000000 R11: ffff8801d87bc580 R12: 1ffff10038304c4c [ 339.208777] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001 [ 339.216049] ? dump_stack+0x34f/0x39d [ 339.219842] ? dump_stack_print_info.cold.1+0x20/0x20 [ 339.225027] dump_header+0x27b/0xf72 [ 339.228739] ? mark_held_locks+0x130/0x130 [ 339.232960] ? pagefault_out_of_memory+0x197/0x197 [ 339.237883] ? __lock_acquire+0x62f/0x4c20 [ 339.242111] ? zap_class+0x640/0x640 [ 339.245815] ? percpu_ref_get_many+0x240/0x240 [ 339.250392] ? print_usage_bug+0xc0/0xc0 [ 339.254441] ? print_usage_bug+0xc0/0xc0 [ 339.258496] ? zap_class+0x640/0x640 [ 339.262216] ? print_usage_bug+0xc0/0xc0 [ 339.266265] ? print_usage_bug+0xc0/0xc0 [ 339.270317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.275843] ? find_held_lock+0x36/0x1c0 [ 339.279901] ? mark_held_locks+0xc7/0x130 [ 339.284042] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 339.289135] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 339.294226] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 339.298794] ? trace_hardirqs_on+0xbd/0x310 [ 339.303104] ? kasan_check_read+0x11/0x20 [ 339.307245] ? ___ratelimit+0x3b4/0x672 [ 339.311211] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.316300] ? trace_hardirqs_on+0x310/0x310 [ 339.320702] ? lock_downgrade+0x900/0x900 [ 339.324843] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 339.329934] ? ___ratelimit+0x3b9/0x672 [ 339.333907] ? idr_get_free+0xec0/0xec0 [ 339.337865] ? find_held_lock+0x36/0x1c0 [ 339.341928] oom_kill_process.cold.27+0x10/0x903 [ 339.346670] ? zap_class+0x640/0x640 [ 339.350375] ? check_preemption_disabled+0x48/0x280 [ 339.355385] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 339.360303] ? kasan_check_read+0x11/0x20 [ 339.364442] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.369716] ? oom_evaluate_task+0x540/0x540 [ 339.374119] ? find_held_lock+0x36/0x1c0 [ 339.378187] ? out_of_memory+0x974/0x1430 [ 339.382331] ? lock_downgrade+0x900/0x900 [ 339.386466] ? check_preemption_disabled+0x48/0x280 [ 339.391474] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 339.396398] ? kasan_check_read+0x11/0x20 [ 339.400536] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.405804] ? rcu_softirq_qs+0x20/0x20 [ 339.409766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.415288] ? oom_evaluate_task+0x302/0x540 [ 339.419689] out_of_memory+0xa84/0x1430 [ 339.423666] ? oom_killer_disable+0x3a0/0x3a0 [ 339.428145] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 339.433064] ? __mutex_add_waiter+0x2a0/0x2a0 [ 339.437565] __alloc_pages_slowpath+0x22d4/0x2d70 [ 339.442420] ? warn_alloc+0x120/0x120 [ 339.446207] ? rcu_softirq_qs+0x20/0x20 [ 339.450188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.455718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.461241] ? should_fail+0x22d/0xd01 [ 339.465117] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.470205] ? zap_class+0x640/0x640 [ 339.473924] ? __lock_is_held+0xb5/0x140 [ 339.477978] ? mark_held_locks+0x130/0x130 [ 339.482200] ? lock_release+0xa00/0xa00 [ 339.486160] ? perf_trace_sched_process_exec+0x860/0x860 [ 339.491602] ? __might_sleep+0x95/0x190 [ 339.495565] __alloc_pages_nodemask+0xa80/0xde0 [ 339.500225] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 339.505225] ? __page_cache_alloc+0x191/0x5c0 [ 339.509707] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 339.514620] ? kasan_check_read+0x11/0x20 [ 339.518775] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.524043] ? zap_class+0x640/0x640 [ 339.527752] ? zap_class+0x640/0x640 [ 339.531455] ? zap_class+0x640/0x640 [ 339.535153] ? __do_page_cache_readahead+0x7ce/0x980 [ 339.540246] ? find_held_lock+0x36/0x1c0 [ 339.544302] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 339.549831] alloc_pages_current+0x173/0x350 [ 339.554232] __page_cache_alloc+0x38c/0x5c0 [ 339.558542] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 339.563460] ? kasan_check_read+0x11/0x20 [ 339.567597] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.572865] ? generic_perform_write+0x6a0/0x6a0 [ 339.577621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.583151] ? check_preemption_disabled+0x48/0x280 [ 339.588162] filemap_fault+0x1594/0x25f0 [ 339.592361] ? __lock_page_or_retry+0xa00/0xa00 [ 339.597020] ? mark_held_locks+0x130/0x130 [ 339.601243] ? rcu_softirq_qs+0x20/0x20 [ 339.605213] ? filemap_map_pages+0xe04/0x1990 [ 339.609702] ? print_usage_bug+0xc0/0xc0 [ 339.613754] ? find_held_lock+0x36/0x1c0 [ 339.617803] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 339.622720] ? print_usage_bug+0xc0/0xc0 [ 339.626772] ? print_usage_bug+0xc0/0xc0 [ 339.630823] ? __lock_acquire+0x62f/0x4c20 [ 339.635063] ? lock_acquire+0x1ed/0x520 [ 339.639023] ? ext4_filemap_fault+0x7a/0xad [ 339.643339] ? lock_release+0xa00/0xa00 [ 339.647305] ? perf_trace_sched_process_exec+0x860/0x860 [ 339.652759] ? print_usage_bug+0xc0/0xc0 [ 339.656831] ? print_usage_bug+0xc0/0xc0 [ 339.660891] ? down_read+0x8d/0x120 [ 339.664501] ? ext4_filemap_fault+0x7a/0xad [ 339.668811] ? __down_interruptible+0x700/0x700 [ 339.673475] ext4_filemap_fault+0x82/0xad [ 339.677617] __do_fault+0x100/0x6b0 [ 339.681235] ? pmd_devmap_trans_unstable+0x220/0x220 [ 339.686329] ? mark_held_locks+0x130/0x130 [ 339.690558] ? mark_held_locks+0x130/0x130 [ 339.694786] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 339.700317] ? rcu_pm_notify+0xc0/0xc0 [ 339.704206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.709737] __handle_mm_fault+0x307c/0x5920 [ 339.714143] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 339.718969] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.723449] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 339.728018] ? trace_hardirqs_on+0xbd/0x310 [ 339.732329] ? kasan_check_read+0x11/0x20 [ 339.736471] ? __set_current_blocked+0xdf/0x120 [ 339.741123] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.746219] ? zap_class+0x640/0x640 [ 339.749918] ? zap_class+0x640/0x640 [ 339.753622] ? find_held_lock+0x36/0x1c0 [ 339.757690] ? handle_mm_fault+0x42a/0xc70 [ 339.761913] ? lock_downgrade+0x900/0x900 [ 339.766050] ? check_preemption_disabled+0x48/0x280 [ 339.771059] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 339.775974] ? kasan_check_read+0x11/0x20 [ 339.780109] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.785381] ? rcu_softirq_qs+0x20/0x20 [ 339.789345] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.794435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.799957] ? check_preemption_disabled+0x48/0x280 [ 339.804969] handle_mm_fault+0x54f/0xc70 [ 339.809019] ? __handle_mm_fault+0x5920/0x5920 [ 339.813593] ? find_vma+0x34/0x190 [ 339.817124] __do_page_fault+0x5e8/0xe60 [ 339.821179] ? exit_to_usermode_loop+0x1f4/0x380 [ 339.825927] do_page_fault+0xf2/0x7e0 [ 339.829718] ? vmalloc_sync_all+0x30/0x30 [ 339.833861] ? error_entry+0x70/0xd0 [ 339.837562] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.842564] ? trace_hardirqs_on_caller+0xc0/0x310 [ 339.847484] ? syscall_return_slowpath+0x5e0/0x5e0 [ 339.852400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.857229] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.862234] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 339.867674] ? prepare_exit_to_usermode+0x291/0x3b0 [ 339.872681] ? page_fault+0x8/0x30 [ 339.876207] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.881042] ? page_fault+0x8/0x30 [ 339.884574] page_fault+0x1e/0x30 [ 339.888012] RIP: 0033:0x45db60 [ 339.891205] Code: Bad RIP value. [ 339.894553] RSP: 002b:000000c420481ab8 EFLAGS: 00010286 [ 339.899902] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3 [ 339.907177] RDX: 000000c420481ac0 RSI: 000000c420481bf0 RDI: 0000000000000011 [ 339.914432] RBP: 000000c42032de30 R08: 0000000000000000 R09: 0000000000000000 [ 339.921685] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4281ee338 [ 339.928951] R13: 000000000000001f R14: 0000000000b80960 R15: 000000000000dfc9 [ 339.936235] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0+ #135 [ 339.936289] aoe: skb alloc failure [ 339.942725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.942730] Call Trace: [ 339.942745] dump_stack+0x244/0x39d [ 339.942762] ? dump_stack_print_info.cold.1+0x20/0x20 [ 339.946294] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.955614] warn_alloc.cold.117+0xb7/0x1bd [ 339.958163] syz-fuzzer cpuset= [ 339.961775] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.966929] / [ 339.977136] ? lock_downgrade+0x900/0x900 [ 339.981425] mems_allowed=0 [ 339.984602] ? trace_hardirqs_off+0xb8/0x310 [ 340.002526] ? trace_hardirqs_off+0xb8/0x310 [ 340.006961] __alloc_pages_slowpath+0x2660/0x2d70 [ 340.011827] ? warn_alloc+0x120/0x120 [ 340.015631] ? warn_alloc+0x120/0x120 [ 340.019430] ? print_usage_bug+0xc0/0xc0 [ 340.023476] ? warn_alloc+0x120/0x120 [ 340.027768] ? print_usage_bug+0xc0/0xc0 [ 340.031820] ? lock_downgrade+0x900/0x900 [ 340.035956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.041476] ? should_fail+0x22d/0xd01 [ 340.045445] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.050544] ? __lock_acquire+0x62f/0x4c20 [ 340.054774] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.059864] ? should_fail+0x22d/0xd01 [ 340.063747] ? mark_held_locks+0x130/0x130 [ 340.067970] ? mark_held_locks+0x130/0x130 [ 340.072191] ? debug_check_no_obj_freed+0x305/0x58d [ 340.077200] ? drain_local_pages_wq+0x40/0x40 [ 340.081688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.087211] ? check_preemption_disabled+0x48/0x280 [ 340.092218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.097755] ? check_preemption_disabled+0x48/0x280 [ 340.102768] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 340.108297] ? rcu_pm_notify+0xc0/0xc0 [ 340.112185] __alloc_pages_nodemask+0xa80/0xde0 [ 340.116857] ? zap_class+0x640/0x640 [ 340.120580] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 340.125601] ? find_held_lock+0x36/0x1c0 [ 340.129667] ? ____cache_alloc_node+0x1c7/0x1e0 [ 340.134328] ? lock_downgrade+0x900/0x900 [ 340.138468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.144001] cache_grow_begin+0xa5/0x8c0 [ 340.148051] ? do_raw_spin_unlock+0xa7/0x330 [ 340.152463] fallback_alloc+0x204/0x2e0 [ 340.156436] ____cache_alloc_node+0x1c7/0x1e0 [ 340.160921] kmem_cache_alloc+0x1f8/0x730 [ 340.165060] ? __lock_is_held+0xb5/0x140 [ 340.169116] __build_skb+0xab/0x430 [ 340.172734] ? skb_try_coalesce+0x1b70/0x1b70 [ 340.177221] ? page_frag_alloc+0x4e3/0x910 [ 340.181443] ? __alloc_pages_nodemask+0xde0/0xde0 [ 340.186284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.191820] ? check_preemption_disabled+0x48/0x280 [ 340.196918] __napi_alloc_skb+0x1d6/0x310 [ 340.201059] page_to_skb.isra.41+0xee/0x8d0 [ 340.205373] ? check_preemption_disabled+0x48/0x280 [ 340.210390] ? virtnet_cpu_online+0x40/0x40 [ 340.214703] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.219618] ? kasan_check_read+0x11/0x20 [ 340.223765] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.229043] ? rcu_softirq_qs+0x20/0x20 [ 340.233015] receive_mergeable+0x155d/0x3a90 [ 340.237426] ? virtnet_probe+0x2240/0x2240 [ 340.241650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.247176] ? zap_class+0x640/0x640 [ 340.250877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.256402] ? check_preemption_disabled+0x48/0x280 [ 340.261407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.266930] ? check_preemption_disabled+0x48/0x280 [ 340.271939] ? __lock_is_held+0xb5/0x140 [ 340.275997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.281535] ? rt6_score_route+0x118/0x400 [ 340.285777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.291316] ? find_match+0x492/0x10a0 [ 340.295200] ? ip6_dst_ifdown+0x4e0/0x4e0 [ 340.299334] ? mark_held_locks+0x130/0x130 [ 340.303561] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 340.308744] ? zap_class+0x640/0x640 [ 340.312442] ? zap_class+0x640/0x640 [ 340.316153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.321678] ? check_preemption_disabled+0x48/0x280 [ 340.326689] ? __lock_is_held+0xb5/0x140 [ 340.330742] ? print_usage_bug+0xc0/0xc0 [ 340.334799] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.340325] ? fib6_table_lookup+0xcd5/0x1490 [ 340.344817] ? print_usage_bug+0xc0/0xc0 [ 340.348875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.354414] ? check_preemption_disabled+0x48/0x280 [ 340.359441] ? __lock_acquire+0x62f/0x4c20 [ 340.363665] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 340.369544] ? ret_from_fork+0x3a/0x50 [ 340.373436] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 340.379316] ? ret_from_fork+0x3a/0x50 [ 340.383195] ? rb_erase_cached+0xc78/0x3720 [ 340.387510] ? rb_next+0x140/0x140 [ 340.391056] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 340.396058] ? unwind_dump+0x190/0x190 [ 340.399936] ? unwind_dump+0x190/0x190 [ 340.403829] ? unwind_next_frame+0x3e/0x50 [ 340.408058] ? __save_stack_trace+0x7d/0xf0 [ 340.412373] receive_buf+0xb3c/0x3270 [ 340.416168] ? save_stack+0xa9/0xd0 [ 340.419788] ? kasan_poison_slab+0x61/0x80 [ 340.424019] ? receive_mergeable+0x3a90/0x3a90 [ 340.428593] ? __netif_receive_skb+0x2c/0x1e0 [ 340.433086] ? process_backlog+0x24e/0x7a0 [ 340.437312] ? net_rx_action+0x7fa/0x19b0 [ 340.441457] ? __do_softirq+0x308/0xb7e [ 340.445421] ? run_ksoftirqd+0x5e/0x100 [ 340.449487] ? smpboot_thread_fn+0x68b/0xa00 [ 340.453886] ? kthread+0x35a/0x420 [ 340.457410] ? ret_from_fork+0x3a/0x50 [ 340.461292] ? do_raw_spin_unlock+0xa7/0x330 [ 340.465699] ? trace_hardirqs_on+0x310/0x310 [ 340.470096] ? trace_hardirqs_on+0xbd/0x310 [ 340.474403] ? zap_class+0x640/0x640 [ 340.478105] ? trace_hardirqs_off+0xb8/0x310 [ 340.482503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.488028] ? zap_class+0x640/0x640 [ 340.491733] ? __update_load_avg_blocked_se+0x690/0x690 [ 340.497083] ? __update_load_avg_se+0xae0/0xae0 [ 340.501736] ? __lock_is_held+0xb5/0x140 [ 340.505782] ? zap_class+0x640/0x640 [ 340.509491] ? update_load_avg+0x387/0x2470 [ 340.513801] ? __update_load_avg_blocked_se+0x690/0x690 [ 340.519156] ? attach_entity_load_avg+0x860/0x860 [ 340.523989] ? update_load_avg+0x387/0x2470 [ 340.528301] ? mark_held_locks+0x130/0x130 [ 340.532530] ? attach_entity_load_avg+0x860/0x860 [ 340.537362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.542897] ? check_preemption_disabled+0x48/0x280 [ 340.547915] ? ip6_mc_input+0x48f/0xd20 [ 340.551885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.557406] ? vring_use_dma_api+0xa5/0xc0 [ 340.561627] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.567147] ? vring_unmap_one+0x5a/0x410 [ 340.571289] ? ip6_rcv_finish_core.isra.13+0x13d/0x720 [ 340.576553] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.582079] ? detach_buf+0x34b/0x5d0 [ 340.585876] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20