ocess_timeout+0x40/0x40 [ 256.202970] names_cache 170KB 170KB [ 256.205206] ? __run_timers+0x7da/0xc70 [ 256.205225] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.205242] ? _raw_spin_unlock_irq+0x27/0x80 [ 256.210598] iint_cache 74KB 79KB [ 256.213084] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.213103] ? lockdep_hardirqs_on+0x296/0x5b0 [ 256.218488] key_jar 3KB 7KB [ 256.220694] ? trace_hardirqs_on+0xbd/0x310 [ 256.226062] uts_namespace 2KB 7KB [ 256.253282] ? kasan_check_read+0x11/0x20 [ 256.253298] ? __run_timers+0x7da/0xc70 [ 256.253315] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.256436] nsproxy 1KB 7KB [ 256.261767] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.264639] vm_area_struct 348KB 723KB [ 256.293497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 256.293527] __run_timers+0x7e5/0xc70 [ 256.293576] ? timer_fixup_init+0x70/0x70 [ 256.296688] mm_struct 50KB 143KB [ 256.302020] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 256.303978] fs_cache 8KB 52KB [ 256.309358] ? zap_class+0x640/0x640 [ 256.309376] ? enqueue_hrtimer+0x1a5/0x560 [ 256.309393] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 256.311365] files_cache 30KB 75KB [ 256.316737] ? find_held_lock+0x36/0x1c0 [ 256.316756] ? zap_class+0x640/0x640 [ 256.316776] ? pvclock_read_flags+0x160/0x160 [ 256.318996] signal_cache 224KB 539KB [ 256.324399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.324415] ? check_preemption_disabled+0x48/0x280 [ 256.324437] ? __lock_is_held+0xb5/0x140 [ 256.329458] sighand_cache 356KB 409KB [ 256.334813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.334827] ? check_preemption_disabled+0x48/0x280 [ 256.334845] run_timer_softirq+0x52/0xb0 [ 256.340986] task_struct 1033KB 1033KB [ 256.346874] ? rcu_read_lock_sched_held+0x14f/0x180 [ 256.346890] __do_softirq+0x308/0xb7e [ 256.346910] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 256.351917] cred_jar 47KB 348KB [ 256.354768] ? lock_downgrade+0x900/0x900 [ 256.354785] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 256.354808] ? pvclock_read_flags+0x160/0x160 [ 256.360159] anon_vma_chain 110KB 311KB [ 256.362306] ? lapic_next_event+0x5a/0x90 [ 256.367676] anon_vma 120KB 350KB [ 256.370140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.375511] pid 20KB 160KB [ 256.381367] ? kvm_clock_read+0x18/0x30 [ 256.386741] Acpi-Operand 106KB 158KB [ 256.392769] ? kvm_sched_clock_read+0x9/0x20 [ 256.398145] Acpi-Namespace 19KB 23KB [ 256.400870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.406241] numa_policy 0KB 3KB [ 256.408624] ? check_preemption_disabled+0x48/0x280 [ 256.410865] debug_objects_cache 753KB 768KB [ 256.416240] irq_exit+0x17f/0x1c0 [ 256.416254] smp_apic_timer_interrupt+0x1cb/0x760 [ 256.416270] ? smp_reschedule_interrupt+0x109/0x650 [ 256.419275] trace_event_file 259KB 262KB [ 256.424627] ? smp_call_function_single_interrupt+0x650/0x650 [ 256.424643] ? interrupt_entry+0xb5/0xc0 [ 256.424663] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.431326] ftrace_event_field 374KB 378KB [ 256.436679] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.436696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.436714] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.443189] pool_workqueue 70KB 72KB [ 256.448542] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.448557] ? task_prio+0x50/0x50 [ 256.448581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.448598] ? check_preemption_disabled+0x48/0x280 [ 256.451781] task_group 5KB 7KB [ 256.457490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.457528] apic_timer_interrupt+0xf/0x20 [ 256.457553] [ 256.466420] page->ptl 70KB 426KB [ 256.471844] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 256.480450] kmalloc-2097152 2050KB 2050KB [ 256.484192] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 256.489563] kmalloc-524288 2056KB 2056KB [ 256.492976] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 256.498365] kmalloc-262144 1290KB 1290KB [ 256.503709] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 256.503722] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 256.506754] kmalloc-131072 650KB 650KB [ 256.509730] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 256.509742] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 256.512835] kmalloc-65536 330KB 330KB [ 256.516789] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 256.516855] skb_clone+0x1bb/0x500 [ 256.520288] kmalloc-32768 726KB 726KB [ 256.523652] ? finish_task_switch+0x2f4/0x910 [ 256.534144] kmalloc-16384 379KB 379KB [ 256.539555] ? skb_split+0x11e0/0x11e0 [ 256.539582] ? preempt_notifier_register+0x200/0x200 [ 256.539602] ? __switch_to_asm+0x34/0x70 [ 256.544723] kmalloc-8192 1699KB 1699KB [ 256.551619] ? __switch_to_asm+0x34/0x70 [ 256.561004] kmalloc-4096 5767KB 5767KB [ 256.563550] ? __switch_to_asm+0x40/0x70 [ 256.563576] ? __switch_to_asm+0x34/0x70 [ 256.565739] kmalloc-2048 6334KB 7745KB [ 256.569331] ? __switch_to_asm+0x40/0x70 [ 256.569353] ? __switch_to_asm+0x34/0x70 [ 256.574548] kmalloc-1024 3043049KB 3043049KB [ 256.578854] ? __switch_to_asm+0x40/0x70 [ 256.578885] ? __switch_to_asm+0x34/0x70 [ 256.583716] kmalloc-512 1691977KB 1691977KB [ 256.587853] ? __switch_to_asm+0x34/0x70 [ 256.587866] ? __switch_to_asm+0x40/0x70 [ 256.587879] ? __switch_to_asm+0x34/0x70 [ 256.587901] bpf_clone_redirect+0xb9/0x490 [ 256.592289] kmalloc-256 1859KB 2381KB [ 256.596688] ? __schedule+0x8d7/0x21d0 [ 256.596708] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 256.596723] ? __sched_text_start+0x8/0x8 [ 256.601552] kmalloc-128 438KB 815KB [ 256.605353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.605371] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 256.605387] ? retint_kernel+0x2d/0x2d [ 256.609173] kmalloc-96 477KB 1548KB [ 256.613251] ? find_held_lock+0x36/0x1c0 [ 256.617061] kmalloc-64 739KB 1104KB [ 256.621140] ? lock_acquire+0x1ed/0x520 [ 256.624776] kmalloc-32 888KB 1586KB [ 256.629155] ? bpf_test_run+0x3cb/0x780 [ 256.634154] kmalloc-192 644KB 880KB [ 256.639679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.639695] ? check_preemption_disabled+0x48/0x280 [ 256.639719] ? kasan_check_read+0x11/0x20 [ 256.643605] kmem_cache 229KB 232KB [ 256.647663] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.647679] ? rcu_softirq_qs+0x20/0x20 [ 256.647694] ? preempt_schedule+0x4d/0x60 [ 256.652786] Out of memory: Kill process 5435 (syz-fuzzer) score 29 or sacrifice child [ 256.657006] ? ___preempt_schedule+0x16/0x18 [ 256.657026] ? bpf_test_run+0x25d/0x780 [ 256.657049] ? netlink_diag_dump+0x2a0/0x2a0 [ 256.662780] Killed process 5495 (syz-executor3) total-vm:70212kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 256.666363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.666377] ? bpf_test_init.isra.10+0x70/0x100 [ 256.666397] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 256.690525] rsyslogd invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 256.691354] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 256.695334] rsyslogd cpuset= [ 256.700833] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 256.700859] ? fput+0x130/0x1a0 [ 256.725764] / [ 256.727355] ? __bpf_prog_get+0x9b/0x290 [ 256.727373] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 256.727385] ? bpf_prog_test_run+0x130/0x1a0 [ 256.727402] ? __x64_sys_bpf+0x3d8/0x520 [ 256.732182] mems_allowed=0 [ 256.736324] ? bpf_prog_get+0x20/0x20 [ 256.736363] ? do_syscall_64+0x1b9/0x820 [ 266.745721] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 266.751099] ? syscall_return_slowpath+0x5e0/0x5e0 [ 266.756035] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.760904] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.765930] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 266.770970] ? prepare_exit_to_usermode+0x291/0x3b0 [ 266.776035] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.780891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.786299] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 266.786400] net_ratelimit: 5 callbacks suppressed [ 266.786406] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 266.792816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.792828] Call Trace: [ 266.797841] warn_alloc: 3 callbacks suppressed [ 266.797859] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 266.804189] dump_stack+0x244/0x39d [ 266.813517] syz-executor2 cpuset= [ 266.816099] ? dump_stack_print_info.cold.1+0x20/0x20 [ 266.820658] syz2 [ 266.831145] dump_header+0x27b/0xf72 [ 266.834748] mems_allowed=0 [ 266.838198] ? mark_held_locks+0x130/0x130 [ 266.856173] ? pagefault_out_of_memory+0x197/0x197 [ 266.861142] ? __lock_acquire+0x62f/0x4c20 [ 266.865379] ? zap_class+0x640/0x640 [ 266.869103] ? percpu_ref_get_many+0x240/0x240 [ 266.873691] ? print_usage_bug+0xc0/0xc0 [ 266.877760] ? print_usage_bug+0xc0/0xc0 [ 266.881833] ? zap_class+0x640/0x640 [ 266.885562] ? print_usage_bug+0xc0/0xc0 [ 266.889643] ? print_usage_bug+0xc0/0xc0 [ 266.893717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.899294] ? find_held_lock+0x36/0x1c0 [ 266.903369] ? mark_held_locks+0xc7/0x130 [ 266.907527] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 266.912637] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 266.917747] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 266.922336] ? trace_hardirqs_on+0xbd/0x310 [ 266.926665] ? kasan_check_read+0x11/0x20 [ 266.930835] ? ___ratelimit+0x3b4/0x672 [ 266.934821] ? trace_hardirqs_off_caller+0x310/0x310 [ 266.939934] ? trace_hardirqs_on+0x310/0x310 [ 266.944346] ? lock_downgrade+0x900/0x900 [ 266.948508] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 266.953614] ? ___ratelimit+0x3b9/0x672 [ 266.957602] ? idr_get_free+0xec0/0xec0 [ 266.961621] ? find_held_lock+0x36/0x1c0 [ 266.965711] oom_kill_process.cold.27+0x10/0x903 [ 266.970475] ? zap_class+0x640/0x640 [ 266.974195] ? check_preemption_disabled+0x48/0x280 [ 266.979224] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 266.984162] ? kasan_check_read+0x11/0x20 [ 266.988320] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 266.993616] ? oom_evaluate_task+0x540/0x540 [ 266.998066] ? find_held_lock+0x36/0x1c0 [ 267.002151] ? out_of_memory+0x974/0x1430 [ 267.006308] ? lock_downgrade+0x900/0x900 [ 267.010474] ? check_preemption_disabled+0x48/0x280 [ 267.015499] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 267.020464] ? kasan_check_read+0x11/0x20 [ 267.024616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.029917] ? rcu_softirq_qs+0x20/0x20 [ 267.033930] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 267.039470] ? oom_evaluate_task+0x302/0x540 [ 267.043892] out_of_memory+0xa84/0x1430 [ 267.047888] ? oom_killer_disable+0x3a0/0x3a0 [ 267.052390] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 267.057329] ? __mutex_add_waiter+0x2a0/0x2a0 [ 267.061856] __alloc_pages_slowpath+0x22d4/0x2d70 [ 267.066737] ? warn_alloc+0x120/0x120 [ 267.070542] ? rcu_softirq_qs+0x20/0x20 [ 267.074555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.080139] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.085680] ? should_fail+0x22d/0xd01 [ 267.089585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.094695] ? zap_class+0x640/0x640 [ 267.098439] ? __lock_is_held+0xb5/0x140 [ 267.102518] ? mark_held_locks+0x130/0x130 [ 267.106758] ? lock_release+0xa00/0xa00 [ 267.110740] ? perf_trace_sched_process_exec+0x860/0x860 [ 267.116207] ? __might_sleep+0x95/0x190 [ 267.120197] __alloc_pages_nodemask+0xa80/0xde0 [ 267.124886] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 267.129924] ? __page_cache_alloc+0x191/0x5c0 [ 267.134467] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 267.139436] ? kasan_check_read+0x11/0x20 [ 267.143596] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.148881] ? zap_class+0x640/0x640 [ 267.152617] ? zap_class+0x640/0x640 [ 267.156333] ? zap_class+0x640/0x640 [ 267.160058] ? __do_page_cache_readahead+0x7ce/0x980 [ 267.165174] ? find_held_lock+0x36/0x1c0 [ 267.169248] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 267.174800] alloc_pages_current+0x173/0x350 [ 267.179222] __page_cache_alloc+0x38c/0x5c0 [ 267.183550] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 267.188525] ? kasan_check_read+0x11/0x20 [ 267.192683] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.198003] ? generic_perform_write+0x6a0/0x6a0 [ 267.202788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.208346] ? check_preemption_disabled+0x48/0x280 [ 267.213903] filemap_fault+0x1594/0x25f0 [ 267.217991] ? __lock_page_or_retry+0xa00/0xa00 [ 267.222692] ? mark_held_locks+0x130/0x130 [ 267.226947] ? rcu_softirq_qs+0x20/0x20 [ 267.230944] ? filemap_map_pages+0xe04/0x1990 [ 267.235457] ? lock_downgrade+0x900/0x900 [ 267.239630] ? check_preemption_disabled+0x48/0x280 [ 267.244668] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 267.249622] ? kasan_check_read+0x11/0x20 [ 267.253782] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 267.258724] ? rcu_softirq_qs+0x20/0x20 [ 267.262709] ? rcu_softirq_qs+0x20/0x20 [ 267.266683] ? unwind_dump+0x190/0x190 [ 267.270600] ? kernel_text_address+0x79/0xf0 [ 267.275032] ? __kernel_text_address+0xd/0x40 [ 267.279538] ? unwind_get_return_address+0x61/0xa0 [ 267.284485] ? __save_stack_trace+0x8d/0xf0 [ 267.288824] ? lock_acquire+0x1ed/0x520 [ 267.292828] ? ext4_filemap_fault+0x7a/0xad [ 267.297163] ? lock_release+0xa00/0xa00 [ 267.301143] ? perf_trace_sched_process_exec+0x860/0x860 [ 267.306612] ? print_usage_bug+0xc0/0xc0 [ 267.310689] ? print_usage_bug+0xc0/0xc0 [ 267.314755] ? __x64_sys_read+0x73/0xb0 [ 267.318738] ? print_usage_bug+0xc0/0xc0 [ 267.322817] ? down_read+0x8d/0x120 [ 267.326452] ? ext4_filemap_fault+0x7a/0xad [ 267.330790] ? __down_interruptible+0x700/0x700 [ 267.335495] ext4_filemap_fault+0x82/0xad [ 267.339657] __do_fault+0x100/0x6b0 [ 267.343295] ? trace_hardirqs_on+0xbd/0x310 [ 267.347630] ? pmd_devmap_trans_unstable+0x220/0x220 [ 267.352744] ? mark_held_locks+0x130/0x130 [ 267.356987] ? mark_held_locks+0x130/0x130 [ 267.361231] ? do_syslog+0x147b/0x1690 [ 267.365131] ? do_syslog+0x309/0x1690 [ 267.368940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.374486] __handle_mm_fault+0x307c/0x5920 [ 267.378913] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 267.383764] ? find_held_lock+0x36/0x1c0 [ 267.387856] ? zap_class+0x640/0x640 [ 267.391581] ? zap_class+0x640/0x640 [ 267.395308] ? find_held_lock+0x36/0x1c0 [ 267.399383] ? handle_mm_fault+0x42a/0xc70 [ 267.403627] ? lock_downgrade+0x900/0x900 [ 267.407781] ? check_preemption_disabled+0x48/0x280 [ 267.412811] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 267.417754] ? kasan_check_read+0x11/0x20 [ 267.421913] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.427196] ? rcu_softirq_qs+0x20/0x20 [ 267.431176] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.436286] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.441828] ? check_preemption_disabled+0x48/0x280 [ 267.446887] handle_mm_fault+0x54f/0xc70 [ 267.450962] ? __handle_mm_fault+0x5920/0x5920 [ 267.455558] ? find_vma+0x34/0x190 [ 267.459134] __do_page_fault+0x5e8/0xe60 [ 267.463204] ? trace_hardirqs_off+0xb8/0x310 [ 267.467618] ? kernel_write+0x120/0x120 [ 267.471617] do_page_fault+0xf2/0x7e0 [ 267.475428] ? vmalloc_sync_all+0x30/0x30 [ 267.479592] ? error_entry+0x70/0xd0 [ 267.483315] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.488333] ? trace_hardirqs_on_caller+0xc0/0x310 [ 267.493285] ? syscall_return_slowpath+0x5e0/0x5e0 [ 267.498217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.503065] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.508087] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 267.513546] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 267.518613] ? prepare_exit_to_usermode+0x291/0x3b0 [ 267.523653] ? page_fault+0x8/0x30 [ 267.527201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.532055] ? page_fault+0x8/0x30 [ 267.535607] page_fault+0x1e/0x30 [ 267.539066] RIP: 0033:0x7fb372d071fd [ 267.542800] Code: Bad RIP value. [ 267.546166] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 267.551547] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 267.558852] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 267.566151] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 267.573440] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 267.580731] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 267.588042] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 267.588517] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.594987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.605024] rsyslogd cpuset= [ 267.614367] Call Trace: [ 267.614376] / [ 267.617385] [ 267.619960] mems_allowed=0 [ 267.621674] dump_stack+0x244/0x39d [ 267.630340] ? dump_stack_print_info.cold.1+0x20/0x20 [ 267.635553] warn_alloc.cold.117+0xb7/0x1bd [ 267.639887] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 267.644744] ? lock_downgrade+0x900/0x900 [ 267.648909] ? trace_hardirqs_off+0xb8/0x310 [ 267.653330] ? trace_hardirqs_off+0xb8/0x310 [ 267.657755] __alloc_pages_slowpath+0x2660/0x2d70 [ 267.662634] ? warn_alloc+0x120/0x120 [ 267.666447] ? warn_alloc+0x120/0x120 [ 267.670256] ? print_usage_bug+0xc0/0xc0 [ 267.674320] ? warn_alloc+0x120/0x120 [ 267.678129] ? print_usage_bug+0xc0/0xc0 [ 267.682198] ? __lock_acquire+0x62f/0x4c20 [ 267.686434] ? __lock_acquire+0x62f/0x4c20 [ 267.690678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.696219] ? should_fail+0x22d/0xd01 [ 267.700113] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.705413] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.710537] ? __lock_acquire+0x62f/0x4c20 [ 267.714783] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.719895] ? __lock_acquire+0x62f/0x4c20 [ 267.724128] ? should_fail+0x22d/0xd01 [ 267.728021] ? rcu_irq_exit+0x1a2/0x390 [ 267.732005] ? mark_held_locks+0x130/0x130 [ 267.736252] ? mark_held_locks+0x130/0x130 [ 267.740498] ? mark_held_locks+0xc7/0x130 [ 267.744649] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 267.749672] ? zap_class+0x640/0x640 [ 267.753388] ? print_usage_bug+0xc0/0xc0 [ 267.757460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.763004] ? check_preemption_disabled+0x48/0x280 [ 267.768032] ? __lock_is_held+0xb5/0x140 [ 267.772108] __alloc_pages_nodemask+0xa80/0xde0 [ 267.776782] ? zap_class+0x640/0x640 [ 267.780509] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 267.785542] ? find_held_lock+0x36/0x1c0 [ 267.789625] ? ____cache_alloc_node+0x1c7/0x1e0 [ 267.794300] ? lock_downgrade+0x900/0x900 [ 267.798459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.804007] cache_grow_begin+0xa5/0x8c0 [ 267.808074] ? do_raw_spin_unlock+0xa7/0x330 [ 267.812496] fallback_alloc+0x204/0x2e0 [ 267.816480] ____cache_alloc_node+0x1c7/0x1e0 [ 267.820986] kmem_cache_alloc_node+0xe3/0x730 [ 267.825491] ? ipv6_get_ifaddr+0x42e/0x620 [ 267.829741] __alloc_skb+0x119/0x770 [ 267.833462] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 267.838744] ? netdev_alloc_frag+0x1f0/0x1f0 [ 267.843157] ? lock_downgrade+0x900/0x900 [ 267.847365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.852939] ? refcount_sub_and_test_checked+0x203/0x310 [ 267.858396] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 267.863857] ? addrconf_rs_timer+0x690/0x690 [ 267.868290] ndisc_alloc_skb+0x144/0x340 [ 267.872365] ndisc_send_rs+0x331/0x6e0 [ 267.876262] addrconf_rs_timer+0x314/0x690 [ 267.880504] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.884756] call_timer_fn+0x272/0x920 [ 267.888649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.892888] ? process_timeout+0x40/0x40 [ 267.896964] ? __run_timers+0x7da/0xc70 [ 267.900946] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.905447] ? _raw_spin_unlock_irq+0x27/0x80 [ 267.909941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.914183] ? lockdep_hardirqs_on+0x296/0x5b0 [ 267.918769] ? trace_hardirqs_on+0xbd/0x310 [ 267.923094] ? kasan_check_read+0x11/0x20 [ 267.927248] ? __run_timers+0x7da/0xc70 [ 267.931227] ? trace_hardirqs_off_caller+0x310/0x310 [ 267.936348] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.940602] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.944844] __run_timers+0x7e5/0xc70 [ 267.948663] ? timer_fixup_init+0x70/0x70 [ 267.952819] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 267.957845] ? zap_class+0x640/0x640 [ 267.961579] ? enqueue_hrtimer+0x1a5/0x560 [ 267.965824] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 267.971025] ? find_held_lock+0x36/0x1c0 [ 267.975098] ? zap_class+0x640/0x640 [ 267.978821] ? pvclock_read_flags+0x160/0x160 [ 267.983322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.988869] ? check_preemption_disabled+0x48/0x280 [ 267.993901] ? __lock_is_held+0xb5/0x140 [ 267.997968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.003509] ? check_preemption_disabled+0x48/0x280 [ 268.008531] run_timer_softirq+0x52/0xb0 [ 268.012601] ? rcu_read_lock_sched_held+0x14f/0x180 [ 268.017624] __do_softirq+0x308/0xb7e [ 268.021434] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 268.025931] ? lock_downgrade+0x900/0x900 [ 268.030086] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 268.035202] ? pvclock_read_flags+0x160/0x160 [ 268.039704] ? lapic_next_event+0x5a/0x90 [ 268.043857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.049407] ? kvm_clock_read+0x18/0x30 [ 268.053384] ? kvm_sched_clock_read+0x9/0x20 [ 268.057800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.063343] ? check_preemption_disabled+0x48/0x280 [ 268.068382] irq_exit+0x17f/0x1c0 [ 268.071844] smp_apic_timer_interrupt+0x1cb/0x760 [ 268.076689] ? smp_reschedule_interrupt+0x109/0x650 [ 268.081712] ? smp_call_function_single_interrupt+0x650/0x650 [ 268.087611] ? interrupt_entry+0xb5/0xc0 [ 268.091681] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.096697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.101719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.106570] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.111603] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.116625] ? task_prio+0x50/0x50 [ 268.120176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.125720] ? check_preemption_disabled+0x48/0x280 [ 268.130744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.135611] apic_timer_interrupt+0xf/0x20 [ 268.139840] [ 268.142087] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 268.147024] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 268.165942] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 268.173656] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 268.180923] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 268.188193] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 268.195464] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 268.202730] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 268.210046] skb_clone+0x1bb/0x500 [ 268.213598] ? finish_task_switch+0x2f4/0x910 [ 268.218098] ? skb_split+0x11e0/0x11e0 [ 268.221993] ? preempt_notifier_register+0x200/0x200 [ 268.227099] ? __switch_to_asm+0x34/0x70 [ 268.231168] ? __switch_to_asm+0x34/0x70 [ 268.235228] ? __switch_to_asm+0x40/0x70 [ 268.239292] ? __switch_to_asm+0x34/0x70 [ 268.243360] ? __switch_to_asm+0x40/0x70 [ 268.247454] ? __switch_to_asm+0x34/0x70 [ 268.251517] ? __switch_to_asm+0x40/0x70 [ 268.255585] ? __switch_to_asm+0x34/0x70 [ 268.259651] ? __switch_to_asm+0x34/0x70 [ 268.263713] ? __switch_to_asm+0x40/0x70 [ 268.267773] ? __switch_to_asm+0x34/0x70 [ 268.271843] bpf_clone_redirect+0xb9/0x490 [ 268.276086] ? __schedule+0x8d7/0x21d0 [ 268.279983] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 268.285004] ? __sched_text_start+0x8/0x8 [ 268.289157] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.293927] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 268.298516] ? retint_kernel+0x2d/0x2d [ 268.302413] ? find_held_lock+0x36/0x1c0 [ 268.306484] ? lock_acquire+0x1ed/0x520 [ 268.310462] ? bpf_test_run+0x3cb/0x780 [ 268.314443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.319997] ? check_preemption_disabled+0x48/0x280 [ 268.325030] ? kasan_check_read+0x11/0x20 [ 268.329189] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.334474] ? rcu_softirq_qs+0x20/0x20 [ 268.338451] ? preempt_schedule+0x4d/0x60 [ 268.342613] ? ___preempt_schedule+0x16/0x18 [ 268.347549] ? bpf_test_run+0x25d/0x780 [ 268.351549] ? netlink_diag_dump+0x2a0/0x2a0 [ 268.355976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.361519] ? bpf_test_init.isra.10+0x70/0x100 [ 268.366197] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 268.371139] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 268.375985] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 268.381529] ? fput+0x130/0x1a0 [ 268.384815] ? __bpf_prog_get+0x9b/0x290 [ 268.388884] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 268.393727] ? bpf_prog_test_run+0x130/0x1a0 [ 268.398146] ? __x64_sys_bpf+0x3d8/0x520 [ 268.402212] ? bpf_prog_get+0x20/0x20 [ 268.406035] ? do_syscall_64+0x1b9/0x820 [ 268.410101] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 268.415469] ? syscall_return_slowpath+0x5e0/0x5e0 [ 268.420398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.425246] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.430267] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 268.435323] ? prepare_exit_to_usermode+0x291/0x3b0 [ 268.440361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.445217] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.450607] warn_alloc_show_mem: 9 callbacks suppressed [ 268.450620] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 268.450622] Mem-Info: [ 268.450653] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 268.450653] active_file:12 inactive_file:13 isolated_file:0 [ 268.450653] unevictable:0 dirty:0 writeback:0 unstable:0 [ 268.450653] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 268.450653] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 268.450653] free:13647 free_pcp:167 free_cma:0 [ 268.455999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.462496] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 268.464900] Call Trace: [ 268.497788] Node 0 [ 268.507140] [ 268.534675] 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 [ 268.537246] dump_stack+0x244/0x39d [ 268.539453] lowmem_reserve[]: [ 268.541610] ? dump_stack_print_info.cold.1+0x20/0x20 [ 268.567094] 0 [ 268.570737] warn_alloc.cold.117+0xb7/0x1bd [ 268.573812] 2818 [ 268.578994] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.580778] 6321 [ 268.585099] ? lock_downgrade+0x900/0x900 [ 268.587138] 6321 [ 268.591983] ? trace_hardirqs_off+0xb8/0x310 [ 268.598166] ? trace_hardirqs_off+0xb8/0x310 [ 268.600212] Node 0 [ 268.604624] __alloc_pages_slowpath+0x2660/0x2d70 [ 268.609029] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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 [ 268.611260] ? warn_alloc+0x120/0x120 [ 268.616060] lowmem_reserve[]: [ 268.643302] ? warn_alloc+0x120/0x120 [ 268.647087] 0 [ 268.650196] ? print_usage_bug+0xc0/0xc0 [ 268.653971] 0 [ 268.655775] ? warn_alloc+0x120/0x120 [ 268.659812] 3503 [ 268.661612] ? mark_held_locks+0x130/0x130 [ 268.665386] 3503 [ 268.667450] ? print_usage_bug+0xc0/0xc0 [ 268.673720] ? zap_class+0x640/0x640 [ 268.677759] Node 0 [ 268.681461] ? print_usage_bug+0xc0/0xc0 [ 268.681497] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:260kB free_cma:0kB [ 268.683710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.687742] lowmem_reserve[]: [ 268.716027] ? should_fail+0x22d/0xd01 [ 268.721542] 0 [ 268.724649] ? __lock_acquire+0x62f/0x4c20 [ 268.728508] 0 [ 268.730305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.734518] 0 [ 268.736318] ? __lock_acquire+0x62f/0x4c20 [ 268.741398] 0 [ 268.743199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.749210] ? __lock_acquire+0x62f/0x4c20 [ 268.754294] Node 0 [ 268.758515] ? should_fail+0x22d/0xd01 [ 268.758524] DMA: [ 268.760795] ? mark_held_locks+0x130/0x130 [ 268.764654] 1*4kB [ 268.766716] ? mark_held_locks+0x130/0x130 [ 268.770928] (U) [ 268.773072] ? print_usage_bug+0xc0/0xc0 [ 268.777285] 0*8kB [ 268.779262] ? zap_class+0x640/0x640 [ 268.783296] 0*16kB [ 268.785440] ? print_usage_bug+0xc0/0xc0 [ 268.789129] 1*32kB [ 268.791365] ? mark_held_locks+0x130/0x130 [ 268.795406] (U) [ 268.797646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.801851] 2*64kB (U) [ 268.803837] ? check_preemption_disabled+0x48/0x280 [ 268.809352] 1*128kB [ 268.811931] ? __lock_is_held+0xb5/0x140 [ 268.816919] (U) [ 268.819241] __alloc_pages_nodemask+0xa80/0xde0 [ 268.823274] 1*256kB [ 268.825244] ? zap_class+0x640/0x640 [ 268.829891] (U) [ 268.832212] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 268.835906] 0*512kB [ 268.837885] ? find_held_lock+0x36/0x1c0 [ 268.842874] 1*1024kB [ 268.845198] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.849226] (U) [ 268.851632] ? lock_downgrade+0x900/0x900 [ 268.856276] 1*2048kB [ 268.858253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.862371] (M) [ 268.864777] cache_grow_begin+0xa5/0x8c0 [ 268.870289] 3*4096kB [ 268.872259] ? do_raw_spin_unlock+0xa7/0x330 [ 268.876295] (M) [ 268.878703] fallback_alloc+0x204/0x2e0 [ 268.883086] = 15908kB [ 268.885057] ____cache_alloc_node+0x1c7/0x1e0 [ 268.889011] Node 0 [ 268.891437] kmem_cache_alloc_node+0xe3/0x730 [ 268.895906] DMA32: [ 268.898143] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.902615] 4*4kB [ 268.904857] __alloc_skb+0x119/0x770 [ 268.909065] (M) [ 268.911220] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 268.914903] 0*8kB [ 268.916876] ? netdev_alloc_frag+0x1f0/0x1f0 [ 268.922130] 3*16kB [ 268.924274] ? lock_downgrade+0x900/0x900 [ 268.928673] (UM) [ 268.930915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.935035] 2*32kB [ 268.937096] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.942605] (UM) [ 268.944839] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.950265] 4*64kB [ 268.952324] ? addrconf_rs_timer+0x690/0x690 [ 268.957753] (UM) [ 268.959991] ndisc_alloc_skb+0x144/0x340 [ 268.964372] 5*128kB [ 268.966430] ndisc_send_rs+0x331/0x6e0 [ 268.970466] (UM) [ 268.972788] addrconf_rs_timer+0x314/0x690 [ 268.976645] 3*256kB (M) [ 268.978719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.982931] 3*512kB [ 268.985616] call_timer_fn+0x272/0x920 [ 268.989815] (M) [ 268.992135] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.995998] 3*1024kB [ 268.997972] ? process_timeout+0x40/0x40 [ 269.002200] (UM) [ 269.004616] ? mark_held_locks+0xc7/0x130 [ 269.008647] 1*2048kB [ 269.010708] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.014828] (M) [ 269.017237] ? _raw_spin_unlock_irq+0x27/0x80 [ 269.021706] 4*4096kB [ 269.023676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.028144] (M) [ 269.030551] ? lockdep_hardirqs_on+0x296/0x5b0 [ 269.034759] = 24832kB [ 269.036732] ? trace_hardirqs_on+0xbd/0x310 [ 269.041287] Node 0 [ 269.043700] ? kasan_check_read+0x11/0x20 [ 269.047993] Normal: [ 269.050229] ? __run_timers+0x7da/0xc70 [ 269.054352] 792*4kB [ 269.056672] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.060621] (MEH) [ 269.062952] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.068015] 463*8kB (UME) [ 269.070174] __run_timers+0x7e5/0xc70 [ 269.074381] 172*16kB [ 269.077228] ? timer_fixup_init+0x70/0x70 [ 269.080995] (UMEH) [ 269.083409] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 269.087541] 71*32kB [ 269.089783] ? zap_class+0x640/0x640 [ 269.094774] (UME) 13*64kB [ 269.097123] ? print_usage_bug+0xc0/0xc0 [ 269.100816] (UMH) [ 269.103670] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 269.107732] 1*128kB (U) [ 269.109907] ? find_held_lock+0x36/0x1c0 [ 269.115072] 0*256kB [ 269.117756] ? zap_class+0x640/0x640 [ 269.121783] 0*512kB 1*1024kB [ 269.124130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.127811] (U) [ 269.130927] ? check_preemption_disabled+0x48/0x280 [ 269.136445] 0*2048kB [ 269.138446] ? __lock_is_held+0xb5/0x140 [ 269.143436] 0*4096kB [ 269.145864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.149894] = 13880kB [ 269.152313] ? check_preemption_disabled+0x48/0x280 [ 269.157833] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 269.160248] run_timer_softirq+0x52/0xb0 [ 269.165247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 269.165256] 163 total pagecache pages [ 269.174111] ? rcu_read_lock_sched_held+0x14f/0x180 [ 269.178153] 0 pages in swap cache [ 269.186727] __do_softirq+0x308/0xb7e [ 269.190505] Swap cache stats: add 0, delete 0, find 0/0 [ 269.195520] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 269.198965] Free swap = 0kB [ 269.202768] ? lock_downgrade+0x900/0x900 [ 269.208104] Total swap = 0kB [ 269.213108] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 269.216105] 1965979 pages RAM [ 269.220262] ? pvclock_read_flags+0x160/0x160 [ 269.223244] 0 pages HighMem/MovableOnly [ 269.223253] 342867 pages reserved [ 269.228364] ? lapic_next_event+0x5a/0x90 [ 269.231445] 0 pages cma reserved [ 269.235936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.239984] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 269.243342] ? kvm_clock_read+0x18/0x30 [ 269.247597] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 269.250833] ? kvm_sched_clock_read+0x9/0x20 [ 269.256353] syz-executor2 cpuset= [ 269.262841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.266789] syz2 [ 269.277274] ? check_preemption_disabled+0x48/0x280 [ 269.281667] mems_allowed=0 [ 269.285134] irq_exit+0x17f/0x1c0 [ 269.303988] smp_apic_timer_interrupt+0x1cb/0x760 [ 269.308843] ? smp_call_function_single_interrupt+0x650/0x650 [ 269.314754] ? interrupt_entry+0xb5/0xc0 [ 269.318825] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.323855] ? trace_hardirqs_off_caller+0xbb/0x310 [ 269.328887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.333735] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.338753] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.343774] ? task_prio+0x50/0x50 [ 269.347320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.352869] ? check_preemption_disabled+0x48/0x280 [ 269.357898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.362757] apic_timer_interrupt+0xf/0x20 [ 269.366992] [ 269.369234] RIP: 0010:dump_stack+0x358/0x39d [ 269.373650] 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 [ 269.392570] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 269.400312] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 269.407609] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 269.414904] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 269.422206] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 269.429503] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 269.436826] ? dump_stack+0x34f/0x39d [ 269.440684] ? dump_stack_print_info.cold.1+0x20/0x20 [ 269.445923] dump_header+0x27b/0xf72 [ 269.449679] ? mark_held_locks+0x130/0x130 [ 269.453937] ? pagefault_out_of_memory+0x197/0x197 [ 269.458892] ? __lock_acquire+0x62f/0x4c20 [ 269.463136] ? zap_class+0x640/0x640 [ 269.466870] ? percpu_ref_get_many+0x240/0x240 [ 269.471470] ? print_usage_bug+0xc0/0xc0 [ 269.475544] ? print_usage_bug+0xc0/0xc0 [ 269.479630] ? zap_class+0x640/0x640 [ 269.483356] ? print_usage_bug+0xc0/0xc0 [ 269.487427] ? print_usage_bug+0xc0/0xc0 [ 269.491504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.497052] ? find_held_lock+0x36/0x1c0 [ 269.501133] ? mark_held_locks+0xc7/0x130 [ 269.505301] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 269.510430] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 269.515555] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 269.520183] ? trace_hardirqs_on+0xbd/0x310 [ 269.524517] ? kasan_check_read+0x11/0x20 [ 269.528679] ? ___ratelimit+0x3b4/0x672 [ 269.532663] ? trace_hardirqs_off_caller+0x310/0x310 [ 269.537780] ? trace_hardirqs_on+0x310/0x310 [ 269.542207] ? lock_downgrade+0x900/0x900 [ 269.546375] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.551494] ? ___ratelimit+0x3b9/0x672 [ 269.555484] ? idr_get_free+0xec0/0xec0 [ 269.559470] ? find_held_lock+0x36/0x1c0 [ 269.563550] oom_kill_process.cold.27+0x10/0x903 [ 269.568321] ? zap_class+0x640/0x640 [ 269.572038] ? check_preemption_disabled+0x48/0x280 [ 269.577072] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 269.582019] ? kasan_check_read+0x11/0x20 [ 269.586186] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.591484] ? oom_evaluate_task+0x540/0x540 [ 269.595915] ? find_held_lock+0x36/0x1c0 [ 269.600004] ? out_of_memory+0x974/0x1430 [ 269.604179] ? lock_downgrade+0x900/0x900 [ 269.608340] ? check_preemption_disabled+0x48/0x280 [ 269.613372] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 269.618315] ? kasan_check_read+0x11/0x20 [ 269.622485] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.627792] ? rcu_softirq_qs+0x20/0x20 [ 269.631796] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 269.637368] ? oom_evaluate_task+0x302/0x540 [ 269.641803] out_of_memory+0xa84/0x1430 [ 269.645796] ? oom_killer_disable+0x3a0/0x3a0 [ 269.650299] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 269.655235] ? __mutex_add_waiter+0x2a0/0x2a0 [ 269.659746] __alloc_pages_slowpath+0x22d4/0x2d70 [ 269.664632] ? warn_alloc+0x120/0x120 [ 269.668440] ? rcu_softirq_qs+0x20/0x20 [ 269.672458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.678005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.683547] ? should_fail+0x22d/0xd01 [ 269.687450] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.692562] ? zap_class+0x640/0x640 [ 269.696314] ? __lock_is_held+0xb5/0x140 [ 269.700387] ? mark_held_locks+0x130/0x130 [ 269.704632] ? lock_release+0xa00/0xa00 [ 269.708641] ? perf_trace_sched_process_exec+0x860/0x860 [ 269.714108] ? __might_sleep+0x95/0x190 [ 269.718097] __alloc_pages_nodemask+0xa80/0xde0 [ 269.722782] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 269.727804] ? __page_cache_alloc+0x191/0x5c0 [ 269.732310] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 269.737245] ? kasan_check_read+0x11/0x20 [ 269.741403] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.746691] ? zap_class+0x640/0x640 [ 269.750417] ? zap_class+0x640/0x640 [ 269.754137] ? zap_class+0x640/0x640 [ 269.757866] ? __do_page_cache_readahead+0x7ce/0x980 [ 269.762982] ? find_held_lock+0x36/0x1c0 [ 269.767069] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 269.772627] alloc_pages_current+0x173/0x350 [ 269.777051] __page_cache_alloc+0x38c/0x5c0 [ 269.781384] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 269.786322] ? kasan_check_read+0x11/0x20 [ 269.790478] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 269.795763] ? generic_perform_write+0x6a0/0x6a0 [ 269.800528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.806074] ? check_preemption_disabled+0x48/0x280 [ 269.811106] filemap_fault+0x1594/0x25f0 [ 269.815188] ? __lock_page_or_retry+0xa00/0xa00 [ 269.819875] ? mark_held_locks+0x130/0x130 [ 269.824123] ? rcu_softirq_qs+0x20/0x20 [ 269.828119] ? filemap_map_pages+0xe04/0x1990 [ 269.832645] ? lock_downgrade+0x900/0x900 [ 269.836797] ? check_preemption_disabled+0x48/0x280 [ 269.841825] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 269.846766] ? kasan_check_read+0x11/0x20 [ 269.850928] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 269.855872] ? rcu_softirq_qs+0x20/0x20 [ 269.859860] ? rcu_softirq_qs+0x20/0x20 [ 269.863835] ? unwind_dump+0x190/0x190 [ 269.867747] ? kernel_text_address+0x79/0xf0 [ 269.872169] ? __kernel_text_address+0xd/0x40 [ 269.876672] ? unwind_get_return_address+0x61/0xa0 [ 269.881621] ? __save_stack_trace+0x8d/0xf0 [ 269.885961] ? lock_acquire+0x1ed/0x520 [ 269.889939] ? ext4_filemap_fault+0x7a/0xad [ 269.894275] ? lock_release+0xa00/0xa00 [ 269.898261] ? perf_trace_sched_process_exec+0x860/0x860 [ 269.903719] ? print_usage_bug+0xc0/0xc0 [ 269.907795] ? print_usage_bug+0xc0/0xc0 [ 269.911867] ? __x64_sys_read+0x73/0xb0 [ 269.915853] ? print_usage_bug+0xc0/0xc0 [ 269.919932] ? down_read+0x8d/0x120 [ 269.923564] ? ext4_filemap_fault+0x7a/0xad [ 269.927902] ? __down_interruptible+0x700/0x700 [ 269.932596] ext4_filemap_fault+0x82/0xad [ 269.936757] __do_fault+0x100/0x6b0 [ 269.940391] ? trace_hardirqs_on+0xbd/0x310 [ 269.944719] ? pmd_devmap_trans_unstable+0x220/0x220 [ 269.949844] ? mark_held_locks+0x130/0x130 [ 269.954089] ? mark_held_locks+0x130/0x130 [ 269.958369] ? do_syslog+0x147b/0x1690 [ 269.962283] ? do_syslog+0x309/0x1690 [ 269.966088] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.971689] __handle_mm_fault+0x307c/0x5920 [ 269.976112] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 269.980966] ? find_held_lock+0x36/0x1c0 [ 269.985061] ? zap_class+0x640/0x640 [ 269.988784] ? zap_class+0x640/0x640 [ 269.992514] ? find_held_lock+0x36/0x1c0 [ 269.996603] ? handle_mm_fault+0x42a/0xc70 [ 270.000853] ? lock_downgrade+0x900/0x900 [ 270.005012] ? check_preemption_disabled+0x48/0x280 [ 270.010050] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 270.014991] ? kasan_check_read+0x11/0x20 [ 270.019156] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.024459] ? rcu_softirq_qs+0x20/0x20 [ 270.028467] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.033593] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.039174] ? check_preemption_disabled+0x48/0x280 [ 270.044214] handle_mm_fault+0x54f/0xc70 [ 270.048294] ? __handle_mm_fault+0x5920/0x5920 [ 270.052893] ? find_vma+0x34/0x190 [ 270.056462] __do_page_fault+0x5e8/0xe60 [ 270.060533] ? trace_hardirqs_off+0xb8/0x310 [ 270.064949] ? kernel_write+0x120/0x120 [ 270.068947] do_page_fault+0xf2/0x7e0 [ 270.072759] ? vmalloc_sync_all+0x30/0x30 [ 270.076918] ? error_entry+0x70/0xd0 [ 270.080644] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.085673] ? trace_hardirqs_on_caller+0xc0/0x310 [ 270.090624] ? syscall_return_slowpath+0x5e0/0x5e0 [ 270.095563] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.100451] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.105482] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.110966] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 270.116000] ? prepare_exit_to_usermode+0x291/0x3b0 [ 270.121053] ? page_fault+0x8/0x30 [ 270.124612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.129474] ? page_fault+0x8/0x30 [ 270.133022] page_fault+0x1e/0x30 [ 270.136483] RIP: 0033:0x7fb372d071fd [ 270.140211] Code: Bad RIP value. [ 270.143585] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 270.148956] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 270.156260] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 270.163551] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 270.170851] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 270.178138] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 270.185467] Mem-Info: [ 270.185499] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 270.185527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.187946] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 270.187946] active_file:12 inactive_file:13 isolated_file:0 [ 270.187946] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.187946] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 270.187946] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 270.187946] free:13647 free_pcp:167 free_cma:0 [ 270.194866] Call Trace: [ 270.204279] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 270.237169] [ 270.239750] Node 0 [ 270.267276] dump_stack+0x244/0x39d [ 270.269431] 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 [ 270.271653] ? dump_stack_print_info.cold.1+0x20/0x20 [ 270.275256] lowmem_reserve[]: [ 270.300818] warn_alloc.cold.117+0xb7/0x1bd [ 270.305995] 0 [ 270.309109] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 270.313403] 2818 [ 270.315209] ? lock_downgrade+0x900/0x900 [ 270.320031] 6321 [ 270.322107] ? trace_hardirqs_off+0xb8/0x310 [ 270.326227] 6321 [ 270.328297] ? trace_hardirqs_off+0xb8/0x310 [ 270.334764] __alloc_pages_slowpath+0x2660/0x2d70 [ 270.339141] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 270.344449] ? warn_alloc+0x120/0x120 [ 270.344466] ? warn_alloc+0x120/0x120 [ 270.372134] lowmem_reserve[]: 0 [ 270.375975] ? print_usage_bug+0xc0/0xc0 [ 270.379747] 0 [ 270.383034] ? warn_alloc+0x120/0x120 [ 270.387066] 3503 [ 270.388883] ? print_usage_bug+0xc0/0xc0 [ 270.388899] ? __lock_acquire+0x62f/0x4c20 [ 270.392675] 3503 [ 270.394753] ? __lock_acquire+0x62f/0x4c20 [ 270.398788] Node 0 [ 270.403023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.405087] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 270.409290] ? should_fail+0x22d/0xd01 [ 270.411503] lowmem_reserve[]: [ 270.417043] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.445840] 0 [ 270.449755] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.452837] 0 [ 270.458125] ? __lock_acquire+0x62f/0x4c20 [ 270.459904] 0 [ 270.465011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.466783] 0 [ 270.471023] ? __lock_acquire+0x62f/0x4c20 [ 270.477899] ? should_fail+0x22d/0xd01 [ 270.479677] Node 0 [ 270.483905] ? rcu_irq_exit+0x1a2/0x390 [ 270.483931] ? mark_held_locks+0x130/0x130 [ 270.487790] DMA: [ 270.490026] ? mark_held_locks+0x130/0x130 [ 270.493974] 1*4kB [ 270.498204] ? mark_held_locks+0xc7/0x130 [ 270.500242] (U) [ 270.504474] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 270.506607] 0*8kB [ 270.510749] ? zap_class+0x640/0x640 [ 270.512702] 0*16kB 1*32kB [ 270.517722] ? print_usage_bug+0xc0/0xc0 [ 270.519853] (U) [ 270.523560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.526387] 2*64kB [ 270.530442] ? check_preemption_disabled+0x48/0x280 [ 270.532390] (U) [ 270.537931] ? __lock_is_held+0xb5/0x140 [ 270.540133] 1*128kB (U) [ 270.545158] __alloc_pages_nodemask+0xa80/0xde0 [ 270.547110] 1*256kB [ 270.551168] ? zap_class+0x640/0x640 [ 270.553814] (U) [ 270.558484] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 270.560783] 0*512kB [ 270.564500] ? find_held_lock+0x36/0x1c0 [ 270.566445] 1*1024kB [ 270.571463] ? ____cache_alloc_node+0x1c7/0x1e0 [ 270.573756] (U) [ 270.577815] ? lock_downgrade+0x900/0x900 [ 270.580221] 1*2048kB (M) [ 270.584905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.586854] 3*4096kB [ 270.591007] cache_grow_begin+0xa5/0x8c0 [ 270.593742] (M) [ 270.599276] ? do_raw_spin_unlock+0xa7/0x330 [ 270.601668] = 15908kB [ 270.605727] fallback_alloc+0x204/0x2e0 [ 270.607682] Node 0 [ 270.612090] ____cache_alloc_node+0x1c7/0x1e0 [ 270.614474] DMA32: [ 270.618446] kmem_cache_alloc_node+0xe3/0x730 [ 270.620662] 4*4kB [ 270.625157] ? ipv6_get_ifaddr+0x42e/0x620 [ 270.627367] (M) [ 270.631867] __alloc_skb+0x119/0x770 [ 270.633992] 0*8kB [ 270.638324] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 270.640275] 3*16kB [ 270.643980] ? netdev_alloc_frag+0x1f0/0x1f0 [ 270.646111] (UM) [ 270.651386] ? lock_downgrade+0x900/0x900 [ 270.653608] 2*32kB [ 270.658014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.660047] (UM) [ 270.664193] ? refcount_sub_and_test_checked+0x203/0x310 [ 270.666404] 4*64kB [ 270.671937] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 270.673977] (UM) [ 270.679426] ? addrconf_rs_timer+0x690/0x690 [ 270.681647] 5*128kB [ 270.687101] ndisc_alloc_skb+0x144/0x340 [ 270.689136] (UM) [ 270.693540] ndisc_send_rs+0x331/0x6e0 [ 270.695836] 3*256kB (M) [ 270.699902] addrconf_rs_timer+0x314/0x690 [ 270.701941] 3*512kB [ 270.705824] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.708468] (M) [ 270.712713] call_timer_fn+0x272/0x920 [ 270.714997] 3*1024kB (UM) [ 270.719233] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.721186] 1*2048kB [ 270.725095] ? process_timeout+0x40/0x40 [ 270.727915] (M) [ 270.732154] ? __run_timers+0x7da/0xc70 [ 270.734538] 4*4096kB [ 270.738602] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.740551] (M) [ 270.744533] ? _raw_spin_unlock_irq+0x27/0x80 [ 270.746921] = 24832kB [ 270.751411] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.753366] Node 0 [ 270.757857] ? lockdep_hardirqs_on+0x296/0x5b0 [ 270.760246] Normal: [ 270.764479] ? trace_hardirqs_on+0xbd/0x310 [ 270.766691] 792*4kB [ 270.771293] ? kasan_check_read+0x11/0x20 [ 270.771313] ? __run_timers+0x7da/0xc70 [ 270.773617] (MEH) [ 270.777935] ? trace_hardirqs_off_caller+0x310/0x310 [ 270.780237] 463*8kB [ 270.784387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.788336] (UME) [ 270.790483] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 270.795584] 172*16kB [ 270.797906] __run_timers+0x7e5/0xc70 [ 270.802113] (UMEH) [ 270.804276] ? timer_fixup_init+0x70/0x70 [ 270.808481] 71*32kB [ 270.810889] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 270.814662] (UME) [ 270.816894] ? zap_class+0x640/0x640 [ 270.821018] 13*64kB [ 270.823336] ? enqueue_hrtimer+0x1a5/0x560 [ 270.828347] (UMH) 1*128kB [ 270.830517] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 270.834222] (U) [ 270.836544] ? find_held_lock+0x36/0x1c0 [ 270.840752] 0*256kB [ 270.843599] ? zap_class+0x640/0x640 [ 270.848767] 0*512kB [ 270.850740] ? pvclock_read_flags+0x160/0x160 [ 270.854774] 1*1024kB [ 270.857091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.860782] (U) [ 270.863105] ? check_preemption_disabled+0x48/0x280 [ 270.867580] 0*2048kB [ 270.869987] ? __lock_is_held+0xb5/0x140 [ 270.875511] 0*4096kB [ 270.877485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.882480] = 13880kB [ 270.884888] ? check_preemption_disabled+0x48/0x280 [ 270.888930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 270.891328] run_timer_softirq+0x52/0xb0 [ 270.896857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 270.899262] ? rcu_read_lock_sched_held+0x14f/0x180 [ 270.904252] 163 total pagecache pages [ 270.913084] __do_softirq+0x308/0xb7e [ 270.917127] 0 pages in swap cache [ 270.925709] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 270.930694] Swap cache stats: add 0, delete 0, find 0/0 [ 270.930703] Free swap = 0kB [ 270.934498] ? lock_downgrade+0x900/0x900 [ 270.934517] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 270.938294] Total swap = 0kB [ 270.941747] ? pvclock_read_flags+0x160/0x160 [ 270.946214] 1965979 pages RAM [ 270.951586] ? lapic_next_event+0x5a/0x90 [ 270.954584] 0 pages HighMem/MovableOnly [ 270.958761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.963831] 342867 pages reserved [ 270.963839] 0 pages cma reserved [ 270.966856] ? kvm_clock_read+0x18/0x30 [ 270.971431] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 270.974432] ? kvm_sched_clock_read+0x9/0x20 [ 270.974449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.974468] ? check_preemption_disabled+0x48/0x280 [ 270.978668] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.982584] irq_exit+0x17f/0x1c0 [ 270.988092] rsyslogd cpuset= [ 270.991541] smp_apic_timer_interrupt+0x1cb/0x760 [ 270.994884] / [ 270.998854] ? smp_reschedule_interrupt+0x109/0x650 [ 271.005335] mems_allowed=0 [ 271.009741] ? smp_call_function_single_interrupt+0x650/0x650 [ 271.057103] ? interrupt_entry+0xb5/0xc0 [ 271.061169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.066189] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.071211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.076057] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.081076] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.086099] ? task_prio+0x50/0x50 [ 271.089646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.095187] ? check_preemption_disabled+0x48/0x280 [ 271.100213] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.105070] apic_timer_interrupt+0xf/0x20 [ 271.109301] [ 271.111549] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 271.116489] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 271.135407] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 271.143123] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 271.150392] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 271.157667] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 271.164941] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 271.172213] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 271.179531] skb_clone+0x1bb/0x500 [ 271.183081] ? finish_task_switch+0x2f4/0x910 [ 271.187588] ? skb_split+0x11e0/0x11e0 [ 271.191483] ? preempt_notifier_register+0x200/0x200 [ 271.196595] ? __switch_to_asm+0x34/0x70 [ 271.200661] ? __switch_to_asm+0x34/0x70 [ 271.204723] ? __switch_to_asm+0x40/0x70 [ 271.208797] ? __switch_to_asm+0x34/0x70 [ 271.213251] ? __switch_to_asm+0x40/0x70 [ 271.217315] ? __switch_to_asm+0x34/0x70 [ 271.221381] ? __switch_to_asm+0x40/0x70 [ 271.225441] ? __switch_to_asm+0x34/0x70 [ 271.229507] ? __switch_to_asm+0x34/0x70 [ 271.233570] ? __switch_to_asm+0x40/0x70 [ 271.237643] ? __switch_to_asm+0x34/0x70 [ 271.241714] bpf_clone_redirect+0xb9/0x490 [ 271.245955] ? __schedule+0x8d7/0x21d0 [ 271.249853] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 271.254876] ? __sched_text_start+0x8/0x8 [ 271.259030] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.263795] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 271.268385] ? retint_kernel+0x2d/0x2d [ 271.272282] ? find_held_lock+0x36/0x1c0 [ 271.276356] ? lock_acquire+0x1ed/0x520 [ 271.280335] ? bpf_test_run+0x3cb/0x780 [ 271.284344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.289892] ? check_preemption_disabled+0x48/0x280 [ 271.294924] ? kasan_check_read+0x11/0x20 [ 271.299082] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.304369] ? rcu_softirq_qs+0x20/0x20 [ 271.308344] ? preempt_schedule+0x4d/0x60 [ 271.312520] ? ___preempt_schedule+0x16/0x18 [ 271.316950] ? bpf_test_run+0x25d/0x780 [ 271.320952] ? netlink_diag_dump+0x2a0/0x2a0 [ 271.325373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.330911] ? bpf_test_init.isra.10+0x70/0x100 [ 271.335597] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 271.340373] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.345222] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 271.350763] ? fput+0x130/0x1a0 [ 271.354046] ? __bpf_prog_get+0x9b/0x290 [ 271.358111] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 271.362956] ? bpf_prog_test_run+0x130/0x1a0 [ 271.367372] ? __x64_sys_bpf+0x3d8/0x520 [ 271.371434] ? bpf_prog_get+0x20/0x20 [ 271.375258] ? do_syscall_64+0x1b9/0x820 [ 271.379326] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 271.384700] ? syscall_return_slowpath+0x5e0/0x5e0 [ 271.389635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.394487] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.399524] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 271.404570] ? prepare_exit_to_usermode+0x291/0x3b0 [ 271.409617] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.414522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.419912] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 271.420027] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.426412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.426433] Call Trace: [ 271.426440] [ 271.426457] dump_stack+0x244/0x39d [ 271.426476] ? dump_stack_print_info.cold.1+0x20/0x20 [ 271.433035] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.442334] warn_alloc.cold.117+0xb7/0x1bd [ 271.444887] syz-executor2 cpuset= [ 271.447037] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.450643] syz2 [ 271.455830] ? lock_downgrade+0x900/0x900 [ 271.466291] mems_allowed=0 [ 271.470617] ? trace_hardirqs_off+0xb8/0x310 [ 271.492294] ? trace_hardirqs_off+0xb8/0x310 [ 271.496720] __alloc_pages_slowpath+0x2660/0x2d70 [ 271.501605] ? warn_alloc+0x120/0x120 [ 271.505416] ? warn_alloc+0x120/0x120 [ 271.509226] ? print_usage_bug+0xc0/0xc0 [ 271.513292] ? warn_alloc+0x120/0x120 [ 271.517097] ? print_usage_bug+0xc0/0xc0 [ 271.521159] ? __lock_acquire+0x62f/0x4c20 [ 271.525395] ? __lock_acquire+0x62f/0x4c20 [ 271.529639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.535175] ? should_fail+0x22d/0xd01 [ 271.539071] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.544181] ? __lock_acquire+0x62f/0x4c20 [ 271.548421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.553524] ? __lock_acquire+0x62f/0x4c20 [ 271.557757] ? should_fail+0x22d/0xd01 [ 271.561647] ? find_held_lock+0x36/0x1c0 [ 271.565717] ? mark_held_locks+0x130/0x130 [ 271.569960] ? mark_held_locks+0x130/0x130 [ 271.574196] ? zap_class+0x640/0x640 [ 271.577911] ? zap_class+0x640/0x640 [ 271.581629] ? print_usage_bug+0xc0/0xc0 [ 271.585690] ? do_raw_spin_unlock+0xa7/0x330 [ 271.590102] ? zap_class+0x640/0x640 [ 271.593815] ? print_usage_bug+0xc0/0xc0 [ 271.597883] ? wq_watchdog_touch+0x9c/0xfe [ 271.602122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.607663] ? check_preemption_disabled+0x48/0x280 [ 271.612694] ? __lock_is_held+0xb5/0x140 [ 271.616766] __alloc_pages_nodemask+0xa80/0xde0 [ 271.621439] ? zap_class+0x640/0x640 [ 271.625163] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 271.630193] ? find_held_lock+0x36/0x1c0 [ 271.634268] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.638939] ? lock_downgrade+0x900/0x900 [ 271.643098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.648642] cache_grow_begin+0xa5/0x8c0 [ 271.652703] ? do_raw_spin_unlock+0xa7/0x330 [ 271.657123] fallback_alloc+0x204/0x2e0 [ 271.661107] ____cache_alloc_node+0x1c7/0x1e0 [ 271.665620] kmem_cache_alloc_node+0xe3/0x730 [ 271.670121] ? ipv6_get_ifaddr+0x42e/0x620 [ 271.674371] __alloc_skb+0x119/0x770 [ 271.678093] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 271.683377] ? netdev_alloc_frag+0x1f0/0x1f0 [ 271.687790] ? lock_downgrade+0x900/0x900 [ 271.691951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.697493] ? refcount_sub_and_test_checked+0x203/0x310 [ 271.702950] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 271.708403] ? addrconf_rs_timer+0x690/0x690 [ 271.712828] ndisc_alloc_skb+0x144/0x340 [ 271.716899] ndisc_send_rs+0x331/0x6e0 [ 271.720793] addrconf_rs_timer+0x314/0x690 [ 271.725039] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.729292] call_timer_fn+0x272/0x920 [ 271.733184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.737426] ? process_timeout+0x40/0x40 [ 271.741501] ? mark_held_locks+0xc7/0x130 [ 271.745676] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.750171] ? _raw_spin_unlock_irq+0x27/0x80 [ 271.754666] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.758903] ? lockdep_hardirqs_on+0x296/0x5b0 [ 271.763491] ? trace_hardirqs_on+0xbd/0x310 [ 271.767818] ? kasan_check_read+0x11/0x20 [ 271.771979] ? __run_timers+0x7da/0xc70 [ 271.775961] ? trace_hardirqs_off_caller+0x310/0x310 [ 271.781069] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.785315] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.789557] __run_timers+0x7e5/0xc70 [ 271.793385] ? timer_fixup_init+0x70/0x70 [ 271.797543] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 271.802568] ? zap_class+0x640/0x640 [ 271.806299] ? print_usage_bug+0xc0/0xc0 [ 271.810368] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 271.815570] ? find_held_lock+0x36/0x1c0 [ 271.819651] ? zap_class+0x640/0x640 [ 271.823377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.828919] ? check_preemption_disabled+0x48/0x280 [ 271.833950] ? __lock_is_held+0xb5/0x140 [ 271.838016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.843559] ? check_preemption_disabled+0x48/0x280 [ 271.848598] run_timer_softirq+0x52/0xb0 [ 271.852665] ? rcu_read_lock_sched_held+0x14f/0x180 [ 271.857687] __do_softirq+0x308/0xb7e [ 271.861670] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 271.866173] ? lock_downgrade+0x900/0x900 [ 271.870328] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 271.875444] ? pvclock_read_flags+0x160/0x160 [ 271.879946] ? lapic_next_event+0x5a/0x90 [ 271.884099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.889646] ? kvm_clock_read+0x18/0x30 [ 271.893623] ? kvm_sched_clock_read+0x9/0x20 [ 271.898036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.903589] ? check_preemption_disabled+0x48/0x280 [ 271.908619] irq_exit+0x17f/0x1c0 [ 271.912078] smp_apic_timer_interrupt+0x1cb/0x760 [ 271.916925] ? smp_call_function_single_interrupt+0x650/0x650 [ 271.922818] ? interrupt_entry+0xb5/0xc0 [ 271.926893] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.931911] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.936937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.941787] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.946804] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.951822] ? task_prio+0x50/0x50 [ 271.955378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.960941] ? check_preemption_disabled+0x48/0x280 [ 271.965971] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.970831] apic_timer_interrupt+0xf/0x20 [ 271.975071] [ 271.977315] RIP: 0010:dump_stack+0x358/0x39d [ 271.981749] 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 [ 272.000660] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 272.008379] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 272.015655] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 272.022926] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 272.030195] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 272.037464] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 272.044762] ? dump_stack+0x34f/0x39d [ 272.048590] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.053797] dump_header+0x27b/0xf72 [ 272.057526] ? mark_held_locks+0x130/0x130 [ 272.061789] ? pagefault_out_of_memory+0x197/0x197 [ 272.066729] ? __lock_acquire+0x62f/0x4c20 [ 272.070965] ? zap_class+0x640/0x640 [ 272.074686] ? percpu_ref_get_many+0x240/0x240 [ 272.079273] ? print_usage_bug+0xc0/0xc0 [ 272.083337] ? print_usage_bug+0xc0/0xc0 [ 272.087408] ? zap_class+0x640/0x640 [ 272.091129] ? print_usage_bug+0xc0/0xc0 [ 272.095193] ? print_usage_bug+0xc0/0xc0 [ 272.099267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.104813] ? find_held_lock+0x36/0x1c0 [ 272.108890] ? mark_held_locks+0xc7/0x130 [ 272.113047] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 272.118158] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 272.123268] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 272.127863] ? trace_hardirqs_on+0xbd/0x310 [ 272.132192] ? kasan_check_read+0x11/0x20 [ 272.136344] ? ___ratelimit+0x3b4/0x672 [ 272.140326] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.145437] ? trace_hardirqs_on+0x310/0x310 [ 272.149856] ? lock_downgrade+0x900/0x900 [ 272.154019] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 272.159129] ? ___ratelimit+0x3b9/0x672 [ 272.163109] ? idr_get_free+0xec0/0xec0 [ 272.167086] ? find_held_lock+0x36/0x1c0 [ 272.171162] oom_kill_process.cold.27+0x10/0x903 [ 272.175923] ? zap_class+0x640/0x640 [ 272.179642] ? check_preemption_disabled+0x48/0x280 [ 272.184676] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.189616] ? kasan_check_read+0x11/0x20 [ 272.193775] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.199058] ? oom_evaluate_task+0x540/0x540 [ 272.203477] ? find_held_lock+0x36/0x1c0 [ 272.207551] ? out_of_memory+0x974/0x1430 [ 272.211711] ? lock_downgrade+0x900/0x900 [ 272.215869] ? check_preemption_disabled+0x48/0x280 [ 272.220899] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.225837] ? kasan_check_read+0x11/0x20 [ 272.230001] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.235287] ? rcu_softirq_qs+0x20/0x20 [ 272.239272] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 272.244810] ? oom_evaluate_task+0x302/0x540 [ 272.249229] out_of_memory+0xa84/0x1430 [ 272.253215] ? oom_killer_disable+0x3a0/0x3a0 [ 272.257713] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 272.262652] ? __mutex_add_waiter+0x2a0/0x2a0 [ 272.267161] __alloc_pages_slowpath+0x22d4/0x2d70 [ 272.272042] ? warn_alloc+0x120/0x120 [ 272.275850] ? rcu_softirq_qs+0x20/0x20 [ 272.279861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.285405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.290952] ? should_fail+0x22d/0xd01 [ 272.294854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.299967] ? zap_class+0x640/0x640 [ 272.303754] ? __lock_is_held+0xb5/0x140 [ 272.307827] ? mark_held_locks+0x130/0x130 [ 272.312073] ? lock_release+0xa00/0xa00 [ 272.316072] ? perf_trace_sched_process_exec+0x860/0x860 [ 272.321567] ? __might_sleep+0x95/0x190 [ 272.325587] __alloc_pages_nodemask+0xa80/0xde0 [ 272.330272] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 272.335298] ? __page_cache_alloc+0x191/0x5c0 [ 272.339801] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.344860] ? kasan_check_read+0x11/0x20 [ 272.349012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.354299] ? zap_class+0x640/0x640 [ 272.358050] ? zap_class+0x640/0x640 [ 272.361768] ? zap_class+0x640/0x640 [ 272.365485] ? __do_page_cache_readahead+0x7ce/0x980 [ 272.370606] ? find_held_lock+0x36/0x1c0 [ 272.374710] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 272.380273] alloc_pages_current+0x173/0x350 [ 272.384693] __page_cache_alloc+0x38c/0x5c0 [ 272.389016] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.393948] ? kasan_check_read+0x11/0x20 [ 272.398099] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.403382] ? generic_perform_write+0x6a0/0x6a0 [ 272.408141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.413682] ? check_preemption_disabled+0x48/0x280 [ 272.418707] filemap_fault+0x1594/0x25f0 [ 272.422787] ? __lock_page_or_retry+0xa00/0xa00 [ 272.427464] ? mark_held_locks+0x130/0x130 [ 272.431709] ? rcu_softirq_qs+0x20/0x20 [ 272.435700] ? filemap_map_pages+0xe04/0x1990 [ 272.440214] ? lock_downgrade+0x900/0x900 [ 272.444368] ? check_preemption_disabled+0x48/0x280 [ 272.449400] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.454336] ? kasan_check_read+0x11/0x20 [ 272.458538] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 272.463516] ? rcu_softirq_qs+0x20/0x20 [ 272.467513] ? rcu_softirq_qs+0x20/0x20 [ 272.471499] ? unwind_dump+0x190/0x190 [ 272.475404] ? kernel_text_address+0x79/0xf0 [ 272.479819] ? __kernel_text_address+0xd/0x40 [ 272.484317] ? unwind_get_return_address+0x61/0xa0 [ 272.489251] ? __save_stack_trace+0x8d/0xf0 [ 272.493597] ? lock_acquire+0x1ed/0x520 [ 272.497585] ? ext4_filemap_fault+0x7a/0xad [ 272.501917] ? lock_release+0xa00/0xa00 [ 272.505889] ? perf_trace_sched_process_exec+0x860/0x860 [ 272.511334] ? print_usage_bug+0xc0/0xc0 [ 272.515413] ? print_usage_bug+0xc0/0xc0 [ 272.519483] ? __x64_sys_read+0x73/0xb0 [ 272.523478] ? print_usage_bug+0xc0/0xc0 [ 272.527599] ? down_read+0x8d/0x120 [ 272.531223] ? ext4_filemap_fault+0x7a/0xad [ 272.535546] ? __down_interruptible+0x700/0x700 [ 272.540249] ext4_filemap_fault+0x82/0xad [ 272.544402] __do_fault+0x100/0x6b0 [ 272.548048] ? trace_hardirqs_on+0xbd/0x310 [ 272.552376] ? pmd_devmap_trans_unstable+0x220/0x220 [ 272.557487] ? mark_held_locks+0x130/0x130 [ 272.561726] ? mark_held_locks+0x130/0x130 [ 272.565965] ? do_syslog+0x147b/0x1690 [ 272.569872] ? do_syslog+0x309/0x1690 [ 272.573682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.579229] __handle_mm_fault+0x307c/0x5920 [ 272.583650] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 272.588500] ? find_held_lock+0x36/0x1c0 [ 272.592588] ? zap_class+0x640/0x640 [ 272.596306] ? zap_class+0x640/0x640 [ 272.600031] ? find_held_lock+0x36/0x1c0 [ 272.604107] ? handle_mm_fault+0x42a/0xc70 [ 272.608345] ? lock_downgrade+0x900/0x900 [ 272.612496] ? check_preemption_disabled+0x48/0x280 [ 272.617524] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 272.622455] ? kasan_check_read+0x11/0x20 [ 272.626616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 272.631915] ? rcu_softirq_qs+0x20/0x20 [ 272.635897] ? trace_hardirqs_off_caller+0x310/0x310 [ 272.641009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.646554] ? check_preemption_disabled+0x48/0x280 [ 272.651598] handle_mm_fault+0x54f/0xc70 [ 272.655675] ? __handle_mm_fault+0x5920/0x5920 [ 272.660266] ? find_vma+0x34/0x190 [ 272.663816] __do_page_fault+0x5e8/0xe60 [ 272.667887] ? trace_hardirqs_off+0xb8/0x310 [ 272.672303] ? kernel_write+0x120/0x120 [ 272.676295] do_page_fault+0xf2/0x7e0 [ 272.680131] ? vmalloc_sync_all+0x30/0x30 [ 272.684290] ? error_entry+0x70/0xd0 [ 272.688011] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.693032] ? trace_hardirqs_on_caller+0xc0/0x310 [ 272.697970] ? syscall_return_slowpath+0x5e0/0x5e0 [ 272.702905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.707750] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.712767] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 272.718220] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 272.723246] ? prepare_exit_to_usermode+0x291/0x3b0 [ 272.728270] ? page_fault+0x8/0x30 [ 272.731818] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.736671] ? page_fault+0x8/0x30 [ 272.740220] page_fault+0x1e/0x30 [ 272.743676] RIP: 0033:0x7fb372d071fd [ 272.747408] Code: Bad RIP value. [ 272.750778] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 272.756147] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 272.763419] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 272.770692] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 272.777965] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 272.785244] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 272.792545] warn_alloc_show_mem: 1 callbacks suppressed [ 272.792557] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 272.792559] Mem-Info: [ 272.792599] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 272.792599] active_file:12 inactive_file:13 isolated_file:0 [ 272.792599] unevictable:0 dirty:0 writeback:0 unstable:0 [ 272.792599] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 272.792599] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 272.792599] free:13647 free_pcp:167 free_cma:0 [ 272.797940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.797949] Call Trace: [ 272.804889] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 272.807291] [ 272.840172] Node 0 [ 272.849536] dump_stack+0x244/0x39d [ 272.852147] 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 [ 272.879622] ? dump_stack_print_info.cold.1+0x20/0x20 [ 272.881745] lowmem_reserve[]: [ 272.883994] warn_alloc.cold.117+0xb7/0x1bd [ 272.887592] 0 [ 272.913089] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.918255] 2818 [ 272.921380] ? lock_downgrade+0x900/0x900 [ 272.925673] 6321 [ 272.927509] ? trace_hardirqs_off+0xb8/0x310 [ 272.932323] 6321 [ 272.934388] ? trace_hardirqs_off+0xb8/0x310 [ 272.940590] __alloc_pages_slowpath+0x2660/0x2d70 [ 272.944967] Node 0 [ 272.947053] ? warn_alloc+0x120/0x120 [ 272.951438] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 272.956252] ? warn_alloc+0x120/0x120 [ 272.958466] lowmem_reserve[]: [ 272.962268] ? print_usage_bug+0xc0/0xc0 [ 272.989308] 0 0 [ 272.993127] ? warn_alloc+0x120/0x120 [ 272.996202] 3503 [ 273.000258] ? print_usage_bug+0xc0/0xc0 [ 273.002211] 3503 [ 273.006007] ? __lock_acquire+0x62f/0x4c20 [ 273.012107] ? __lock_acquire+0x62f/0x4c20 [ 273.014154] Node 0 [ 273.018386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.022625] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 273.024833] ? should_fail+0x22d/0xd01 [ 273.030354] lowmem_reserve[]: [ 273.058649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.062514] 0 [ 273.065620] ? __lock_acquire+0x62f/0x4c20 [ 273.070698] 0 [ 273.072494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.076708] 0 [ 273.078508] ? __lock_acquire+0x62f/0x4c20 [ 273.083594] 0 [ 273.085396] ? should_fail+0x22d/0xd01 [ 273.091412] ? find_held_lock+0x36/0x1c0 [ 273.095276] Node 0 DMA: [ 273.099334] ? mark_held_locks+0x130/0x130 [ 273.099338] 1*4kB (U) [ 273.102015] ? mark_held_locks+0x130/0x130 [ 273.106245] 0*8kB [ 273.108736] ? zap_class+0x640/0x640 [ 273.112947] 0*16kB [ 273.115090] ? zap_class+0x640/0x640 [ 273.118803] 1*32kB [ 273.121031] ? print_usage_bug+0xc0/0xc0 [ 273.124720] (U) [ 273.126953] ? do_raw_spin_unlock+0xa7/0x330 [ 273.130990] 2*64kB [ 273.132964] ? zap_class+0x640/0x640 [ 273.137348] (U) [ 273.139595] ? print_usage_bug+0xc0/0xc0 [ 273.143288] 1*128kB [ 273.145263] ? wq_watchdog_touch+0x9c/0xfe [ 273.149315] (U) [ 273.151640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.155854] 1*256kB [ 273.157824] ? check_preemption_disabled+0x48/0x280 [ 273.163333] (U) [ 273.165665] ? __lock_is_held+0xb5/0x140 [ 273.170647] 0*512kB 1*1024kB [ 273.172630] __alloc_pages_nodemask+0xa80/0xde0 [ 273.176663] (U) [ 273.179765] ? zap_class+0x640/0x640 [ 273.184417] 1*2048kB [ 273.186395] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 273.190083] (M) [ 273.192497] ? find_held_lock+0x36/0x1c0 [ 273.197487] 3*4096kB [ 273.199466] ? ____cache_alloc_node+0x1c7/0x1e0 [ 273.203494] (M) [ 273.205903] ? lock_downgrade+0x900/0x900 [ 273.210549] = 15908kB [ 273.212546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.212558] cache_grow_begin+0xa5/0x8c0 [ 273.212565] ? do_raw_spin_unlock+0xa7/0x330 [ 273.212589] fallback_alloc+0x204/0x2e0 [ 273.212609] ____cache_alloc_node+0x1c7/0x1e0 [ 273.216827] Node 0 [ 273.219240] kmem_cache_alloc_node+0xe3/0x730 [ 273.224756] DMA32: [ 273.228814] ? ipv6_get_ifaddr+0x42e/0x620 [ 273.233197] 4*4kB [ 273.237173] __alloc_skb+0x119/0x770 [ 273.241637] (M) [ 273.243905] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.248372] 0*8kB [ 273.250611] ? netdev_alloc_frag+0x1f0/0x1f0 [ 273.254822] 3*16kB [ 273.256969] ? lock_downgrade+0x900/0x900 [ 273.260657] (UM) [ 273.262631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.267887] 2*32kB [ 273.270056] ? refcount_sub_and_test_checked+0x203/0x310 [ 273.274436] (UM) [ 273.276675] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 273.280814] 4*64kB [ 273.282870] ? addrconf_rs_timer+0x690/0x690 [ 273.288385] (UM) [ 273.290624] ndisc_alloc_skb+0x144/0x340 [ 273.296056] 5*128kB (UM) [ 273.298126] ndisc_send_rs+0x331/0x6e0 [ 273.303554] 3*256kB [ 273.305794] addrconf_rs_timer+0x314/0x690 [ 273.310178] (M) [ 273.312235] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.316272] 3*512kB [ 273.319034] call_timer_fn+0x272/0x920 [ 273.322890] (M) [ 273.325210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.329424] 3*1024kB [ 273.331401] ? process_timeout+0x40/0x40 [ 273.335609] (UM) [ 273.337935] ? __run_timers+0x7da/0xc70 [ 273.341792] 1*2048kB [ 273.343766] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.347973] (M) [ 273.350386] ? _raw_spin_unlock_irq+0x27/0x80 [ 273.354425] 4*4096kB [ 273.356486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.360432] (M) [ 273.362865] ? lockdep_hardirqs_on+0x296/0x5b0 [ 273.362883] ? trace_hardirqs_on+0xbd/0x310 [ 273.367358] = 24832kB [ 273.369331] ? kasan_check_read+0x11/0x20 [ 273.373798] Node 0 [ 273.376205] ? __run_timers+0x7da/0xc70 [ 273.380414] Normal: [ 273.382385] ? trace_hardirqs_off_caller+0x310/0x310 [ 273.386944] 792*4kB [ 273.391258] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.393645] (MEH) [ 273.397787] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 273.400001] 463*8kB [ 273.403970] __run_timers+0x7e5/0xc70 [ 273.406268] (UME) [ 273.411377] ? timer_fixup_init+0x70/0x70 [ 273.413669] 172*16kB [ 273.417903] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 273.420029] (UMEH) [ 273.424259] ? zap_class+0x640/0x640 [ 273.426560] 71*32kB [ 273.430366] ? enqueue_hrtimer+0x1a5/0x560 [ 273.432492] (UME) [ 273.436634] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 273.439018] 13*64kB (UMH) [ 273.444044] ? find_held_lock+0x36/0x1c0 [ 273.446258] 1*128kB [ 273.449964] ? zap_class+0x640/0x640 [ 273.452266] (U) [ 273.456496] ? pvclock_read_flags+0x160/0x160 [ 273.458624] 0*256kB [ 273.463813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.466633] 0*512kB [ 273.470693] ? check_preemption_disabled+0x48/0x280 [ 273.472991] 1*1024kB [ 273.476702] ? __lock_is_held+0xb5/0x140 [ 273.478649] (U) [ 273.483137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.485438] 0*2048kB [ 273.490970] ? check_preemption_disabled+0x48/0x280 [ 273.493289] 0*4096kB [ 273.498301] run_timer_softirq+0x52/0xb0 [ 273.500692] = 13880kB [ 273.504748] ? rcu_read_lock_sched_held+0x14f/0x180 [ 273.506709] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 273.512245] __do_softirq+0x308/0xb7e [ 273.514648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 273.519655] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 273.522044] 163 total pagecache pages [ 273.526101] ? lock_downgrade+0x900/0x900 [ 273.528499] 0 pages in swap cache [ 273.533505] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 273.542323] Swap cache stats: add 0, delete 0, find 0/0 [ 273.546121] ? pvclock_read_flags+0x160/0x160 [ 273.554672] Free swap = 0kB [ 273.559162] ? lapic_next_event+0x5a/0x90 [ 273.562935] Total swap = 0kB [ 273.567078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.570503] 1965979 pages RAM [ 273.575608] ? kvm_clock_read+0x18/0x30 [ 273.580950] 0 pages HighMem/MovableOnly [ 273.585439] ? kvm_sched_clock_read+0x9/0x20 [ 273.588434] 342867 pages reserved [ 273.592585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.595585] 0 pages cma reserved [ 273.601121] ? check_preemption_disabled+0x48/0x280 [ 273.604274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 273.608169] irq_exit+0x17f/0x1c0 [ 273.608186] smp_apic_timer_interrupt+0x1cb/0x760 [ 273.608201] ? smp_reschedule_interrupt+0x109/0x650 [ 273.612223] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 273.616557] ? smp_call_function_single_interrupt+0x650/0x650 [ 273.619989] rsyslogd cpuset= [ 273.625522] ? interrupt_entry+0xb5/0xc0 [ 273.628892] / [ 273.633906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 273.640373] mems_allowed=0 [ 273.643817] ? trace_hardirqs_off_caller+0xbb/0x310 [ 273.691239] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.696085] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.701102] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.706140] ? task_prio+0x50/0x50 [ 273.709685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.715231] ? check_preemption_disabled+0x48/0x280 [ 273.720257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.725116] apic_timer_interrupt+0xf/0x20 [ 273.729352] [ 273.731603] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 273.736535] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 273.755436] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 273.763151] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 273.770418] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 273.777686] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 273.784955] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 273.792221] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 273.799534] skb_clone+0x1bb/0x500 [ 273.803081] ? finish_task_switch+0x2f4/0x910 [ 273.807590] ? skb_split+0x11e0/0x11e0 [ 273.811482] ? preempt_notifier_register+0x200/0x200 [ 273.816598] ? __switch_to_asm+0x34/0x70 [ 273.820663] ? __switch_to_asm+0x34/0x70 [ 273.824726] ? __switch_to_asm+0x40/0x70 [ 273.828785] ? __switch_to_asm+0x34/0x70 [ 273.832845] ? __switch_to_asm+0x40/0x70 [ 273.836907] ? __switch_to_asm+0x34/0x70 [ 273.840968] ? __switch_to_asm+0x40/0x70 [ 273.845029] ? __switch_to_asm+0x34/0x70 [ 273.849094] ? __switch_to_asm+0x34/0x70 [ 273.853155] ? __switch_to_asm+0x40/0x70 [ 273.857217] ? __switch_to_asm+0x34/0x70 [ 273.861290] bpf_clone_redirect+0xb9/0x490 [ 273.865615] ? __schedule+0x8d7/0x21d0 [ 273.869509] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 273.874527] ? __sched_text_start+0x8/0x8 [ 273.878678] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.883438] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 273.888024] ? retint_kernel+0x2d/0x2d [ 273.891919] ? find_held_lock+0x36/0x1c0 [ 273.895990] ? lock_acquire+0x1ed/0x520 [ 273.899971] ? bpf_test_run+0x3cb/0x780 [ 273.903953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.909497] ? check_preemption_disabled+0x48/0x280 [ 273.914525] ? kasan_check_read+0x11/0x20 [ 273.918682] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 273.923964] ? rcu_softirq_qs+0x20/0x20 [ 273.927945] ? preempt_schedule+0x4d/0x60 [ 273.932098] ? ___preempt_schedule+0x16/0x18 [ 273.936517] ? bpf_test_run+0x25d/0x780 [ 273.940512] ? netlink_diag_dump+0x2a0/0x2a0 [ 273.944924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.950482] ? bpf_test_init.isra.10+0x70/0x100 [ 273.955188] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 273.959956] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 273.964802] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 273.970365] ? fput+0x130/0x1a0 [ 273.973652] ? __bpf_prog_get+0x9b/0x290 [ 273.977718] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 273.982565] ? bpf_prog_test_run+0x130/0x1a0 [ 273.986989] ? __x64_sys_bpf+0x3d8/0x520 [ 273.991058] ? bpf_prog_get+0x20/0x20 [ 273.994879] ? do_syscall_64+0x1b9/0x820 [ 273.998943] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 274.004310] ? syscall_return_slowpath+0x5e0/0x5e0 [ 274.009241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.014088] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.019110] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 274.024133] ? prepare_exit_to_usermode+0x291/0x3b0 [ 274.029159] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.034016] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.039400] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 274.039486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 274.045892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.045898] Call Trace: [ 274.045905] [ 274.045923] dump_stack+0x244/0x39d [ 274.045942] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.052673] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 274.061785] warn_alloc.cold.117+0xb7/0x1bd [ 274.064343] syz-executor2 cpuset= [ 274.066493] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.070097] syz2 [ 274.075287] ? lock_downgrade+0x900/0x900 [ 274.085778] mems_allowed=0 [ 274.090095] ? trace_hardirqs_off+0xb8/0x310 [ 274.111781] ? trace_hardirqs_off+0xb8/0x310 [ 274.116200] __alloc_pages_slowpath+0x2660/0x2d70 [ 274.121076] ? warn_alloc+0x120/0x120 [ 274.124887] ? warn_alloc+0x120/0x120 [ 274.128694] ? print_usage_bug+0xc0/0xc0 [ 274.132757] ? warn_alloc+0x120/0x120 [ 274.136563] ? print_usage_bug+0xc0/0xc0 [ 274.140637] ? __lock_acquire+0x62f/0x4c20 [ 274.144879] ? __lock_acquire+0x62f/0x4c20 [ 274.149123] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.154664] ? should_fail+0x22d/0xd01 [ 274.158560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.163673] ? __lock_acquire+0x62f/0x4c20 [ 274.167918] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.173024] ? __lock_acquire+0x62f/0x4c20 [ 274.177260] ? should_fail+0x22d/0xd01 [ 274.181150] ? find_held_lock+0x36/0x1c0 [ 274.185221] ? mark_held_locks+0x130/0x130 [ 274.189462] ? mark_held_locks+0x130/0x130 [ 274.193696] ? zap_class+0x640/0x640 [ 274.197414] ? zap_class+0x640/0x640 [ 274.201136] ? print_usage_bug+0xc0/0xc0 [ 274.205200] ? do_raw_spin_unlock+0xa7/0x330 [ 274.209613] ? zap_class+0x640/0x640 [ 274.213331] ? print_usage_bug+0xc0/0xc0 [ 274.217396] ? wq_watchdog_touch+0x9c/0xfe [ 274.221638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.227179] ? check_preemption_disabled+0x48/0x280 [ 274.232208] ? __lock_is_held+0xb5/0x140 [ 274.236281] __alloc_pages_nodemask+0xa80/0xde0 [ 274.240953] ? zap_class+0x640/0x640 [ 274.244675] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 274.249705] ? find_held_lock+0x36/0x1c0 [ 274.253783] ? ____cache_alloc_node+0x1c7/0x1e0 [ 274.258459] ? lock_downgrade+0x900/0x900 [ 274.262626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.268176] cache_grow_begin+0xa5/0x8c0 [ 274.272239] ? do_raw_spin_unlock+0xa7/0x330 [ 274.276661] fallback_alloc+0x204/0x2e0 [ 274.280647] ____cache_alloc_node+0x1c7/0x1e0 [ 274.285154] kmem_cache_alloc_node+0xe3/0x730 [ 274.289656] ? ipv6_get_ifaddr+0x42e/0x620 [ 274.293909] __alloc_skb+0x119/0x770 [ 274.297632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.302915] ? netdev_alloc_frag+0x1f0/0x1f0 [ 274.307360] ? lock_downgrade+0x900/0x900 [ 274.311549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.317105] ? refcount_sub_and_test_checked+0x203/0x310 [ 274.322570] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 274.328035] ? addrconf_rs_timer+0x690/0x690 [ 274.332462] ndisc_alloc_skb+0x144/0x340 [ 274.336531] ndisc_send_rs+0x331/0x6e0 [ 274.340442] addrconf_rs_timer+0x314/0x690 [ 274.344909] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.349164] call_timer_fn+0x272/0x920 [ 274.353053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.357297] ? process_timeout+0x40/0x40 [ 274.361402] ? mark_held_locks+0xc7/0x130 [ 274.365598] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.370103] ? _raw_spin_unlock_irq+0x27/0x80 [ 274.374651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.378892] ? lockdep_hardirqs_on+0x296/0x5b0 [ 274.383478] ? trace_hardirqs_on+0xbd/0x310 [ 274.387801] ? kasan_check_read+0x11/0x20 [ 274.391988] ? __run_timers+0x7da/0xc70 [ 274.395971] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.401086] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.405327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.409571] __run_timers+0x7e5/0xc70 [ 274.413401] ? timer_fixup_init+0x70/0x70 [ 274.417563] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 274.422601] ? zap_class+0x640/0x640 [ 274.426329] ? print_usage_bug+0xc0/0xc0 [ 274.430399] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 274.436209] ? find_held_lock+0x36/0x1c0 [ 274.440278] ? zap_class+0x640/0x640 [ 274.444003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.449543] ? check_preemption_disabled+0x48/0x280 [ 274.454590] ? __lock_is_held+0xb5/0x140 [ 274.458658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.464201] ? check_preemption_disabled+0x48/0x280 [ 274.469233] run_timer_softirq+0x52/0xb0 [ 274.473302] ? rcu_read_lock_sched_held+0x14f/0x180 [ 274.478323] __do_softirq+0x308/0xb7e [ 274.482132] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 274.486631] ? lock_downgrade+0x900/0x900 [ 274.490785] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 274.495906] ? pvclock_read_flags+0x160/0x160 [ 274.500411] ? lapic_next_event+0x5a/0x90 [ 274.504568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.510124] ? kvm_clock_read+0x18/0x30 [ 274.514099] ? kvm_sched_clock_read+0x9/0x20 [ 274.518514] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.524058] ? check_preemption_disabled+0x48/0x280 [ 274.529091] irq_exit+0x17f/0x1c0 [ 274.532550] smp_apic_timer_interrupt+0x1cb/0x760 [ 274.537404] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.543294] ? interrupt_entry+0xb5/0xc0 [ 274.547363] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.552383] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.557406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.562251] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.567268] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.572288] ? task_prio+0x50/0x50 [ 274.575834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.581384] ? check_preemption_disabled+0x48/0x280 [ 274.586412] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.591292] apic_timer_interrupt+0xf/0x20 [ 274.595525] [ 274.597788] RIP: 0010:dump_stack+0x358/0x39d [ 274.602204] 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 [ 274.621114] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 274.628829] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 274.636104] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 274.643374] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 274.650643] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 274.657912] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 274.665208] ? dump_stack+0x34f/0x39d [ 274.669023] ? dump_stack_print_info.cold.1+0x20/0x20 [ 274.674226] dump_header+0x27b/0xf72 [ 274.677952] ? mark_held_locks+0x130/0x130 [ 274.682193] ? pagefault_out_of_memory+0x197/0x197 [ 274.687151] ? __lock_acquire+0x62f/0x4c20 [ 274.691402] ? zap_class+0x640/0x640 [ 274.695125] ? percpu_ref_get_many+0x240/0x240 [ 274.699717] ? print_usage_bug+0xc0/0xc0 [ 274.703779] ? print_usage_bug+0xc0/0xc0 [ 274.707852] ? zap_class+0x640/0x640 [ 274.711595] ? print_usage_bug+0xc0/0xc0 [ 274.715672] ? print_usage_bug+0xc0/0xc0 [ 274.719753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.725298] ? find_held_lock+0x36/0x1c0 [ 274.729372] ? mark_held_locks+0xc7/0x130 [ 274.733528] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 274.738634] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 274.743745] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 274.748350] ? trace_hardirqs_on+0xbd/0x310 [ 274.752679] ? kasan_check_read+0x11/0x20 [ 274.756829] ? ___ratelimit+0x3b4/0x672 [ 274.760812] ? trace_hardirqs_off_caller+0x310/0x310 [ 274.765917] ? trace_hardirqs_on+0x310/0x310 [ 274.770331] ? lock_downgrade+0x900/0x900 [ 274.774489] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 274.779599] ? ___ratelimit+0x3b9/0x672 [ 274.783589] ? idr_get_free+0xec0/0xec0 [ 274.787569] ? find_held_lock+0x36/0x1c0 [ 274.791652] oom_kill_process.cold.27+0x10/0x903 [ 274.796443] ? zap_class+0x640/0x640 [ 274.800177] ? check_preemption_disabled+0x48/0x280 [ 274.805218] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 274.810152] ? kasan_check_read+0x11/0x20 [ 274.814315] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.819611] ? oom_evaluate_task+0x540/0x540 [ 274.824028] ? find_held_lock+0x36/0x1c0 [ 274.828102] ? out_of_memory+0x974/0x1430 [ 274.832271] ? lock_downgrade+0x900/0x900 [ 274.836433] ? check_preemption_disabled+0x48/0x280 [ 274.841488] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 274.846438] ? kasan_check_read+0x11/0x20 [ 274.850612] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.855895] ? rcu_softirq_qs+0x20/0x20 [ 274.859886] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 274.865434] ? oom_evaluate_task+0x302/0x540 [ 274.869857] out_of_memory+0xa84/0x1430 [ 274.873846] ? oom_killer_disable+0x3a0/0x3a0 [ 274.878351] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 274.883289] ? __mutex_add_waiter+0x2a0/0x2a0 [ 274.887798] __alloc_pages_slowpath+0x22d4/0x2d70 [ 274.892673] ? warn_alloc+0x120/0x120 [ 274.896483] ? rcu_softirq_qs+0x20/0x20 [ 274.900489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.906032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.911570] ? should_fail+0x22d/0xd01 [ 274.915476] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.920640] ? zap_class+0x640/0x640 [ 274.924397] ? __lock_is_held+0xb5/0x140 [ 274.928471] ? mark_held_locks+0x130/0x130 [ 274.932711] ? lock_release+0xa00/0xa00 [ 274.936688] ? perf_trace_sched_process_exec+0x860/0x860 [ 274.942151] ? __might_sleep+0x95/0x190 [ 274.946134] __alloc_pages_nodemask+0xa80/0xde0 [ 274.950811] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 274.955834] ? __page_cache_alloc+0x191/0x5c0 [ 274.960339] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 274.965271] ? kasan_check_read+0x11/0x20 [ 274.969423] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 274.974707] ? zap_class+0x640/0x640 [ 274.978432] ? zap_class+0x640/0x640 [ 274.982146] ? zap_class+0x640/0x640 [ 274.985870] ? __do_page_cache_readahead+0x7ce/0x980 [ 274.990982] ? find_held_lock+0x36/0x1c0 [ 274.995051] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 275.000606] alloc_pages_current+0x173/0x350 [ 275.005045] __page_cache_alloc+0x38c/0x5c0 [ 275.009372] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 275.014308] ? kasan_check_read+0x11/0x20 [ 275.018462] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.023742] ? generic_perform_write+0x6a0/0x6a0 [ 275.028506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.034051] ? check_preemption_disabled+0x48/0x280 [ 275.039082] filemap_fault+0x1594/0x25f0 [ 275.043161] ? __lock_page_or_retry+0xa00/0xa00 [ 275.047838] ? mark_held_locks+0x130/0x130 [ 275.052084] ? rcu_softirq_qs+0x20/0x20 [ 275.056076] ? filemap_map_pages+0xe04/0x1990 [ 275.060588] ? lock_downgrade+0x900/0x900 [ 275.064737] ? check_preemption_disabled+0x48/0x280 [ 275.069761] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 275.074693] ? kasan_check_read+0x11/0x20 [ 275.078846] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 275.083783] ? rcu_softirq_qs+0x20/0x20 [ 275.087763] ? rcu_softirq_qs+0x20/0x20 [ 275.091736] ? unwind_dump+0x190/0x190 [ 275.095641] ? kernel_text_address+0x79/0xf0 [ 275.100052] ? __kernel_text_address+0xd/0x40 [ 275.104552] ? unwind_get_return_address+0x61/0xa0 [ 275.109497] ? __save_stack_trace+0x8d/0xf0 [ 275.113832] ? lock_acquire+0x1ed/0x520 [ 275.117811] ? ext4_filemap_fault+0x7a/0xad [ 275.122141] ? lock_release+0xa00/0xa00 [ 275.126115] ? perf_trace_sched_process_exec+0x860/0x860 [ 275.131567] ? print_usage_bug+0xc0/0xc0 [ 275.135642] ? print_usage_bug+0xc0/0xc0 [ 275.139708] ? __x64_sys_read+0x73/0xb0 [ 275.143686] ? print_usage_bug+0xc0/0xc0 [ 275.147763] ? down_read+0x8d/0x120 [ 275.151391] ? ext4_filemap_fault+0x7a/0xad [ 275.155715] ? __down_interruptible+0x700/0x700 [ 275.160398] ext4_filemap_fault+0x82/0xad [ 275.164555] __do_fault+0x100/0x6b0 [ 275.168192] ? trace_hardirqs_on+0xbd/0x310 [ 275.172552] ? pmd_devmap_trans_unstable+0x220/0x220 [ 275.177671] ? mark_held_locks+0x130/0x130 [ 275.181913] ? mark_held_locks+0x130/0x130 [ 275.186161] ? do_syslog+0x147b/0x1690 [ 275.190056] ? do_syslog+0x309/0x1690 [ 275.193865] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.199413] __handle_mm_fault+0x307c/0x5920 [ 275.203842] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 275.208697] ? find_held_lock+0x36/0x1c0 [ 275.213010] ? zap_class+0x640/0x640 [ 275.216725] ? zap_class+0x640/0x640 [ 275.220449] ? find_held_lock+0x36/0x1c0 [ 275.224522] ? handle_mm_fault+0x42a/0xc70 [ 275.228762] ? lock_downgrade+0x900/0x900 [ 275.232913] ? check_preemption_disabled+0x48/0x280 [ 275.237940] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 275.242880] ? kasan_check_read+0x11/0x20 [ 275.247033] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.252315] ? rcu_softirq_qs+0x20/0x20 [ 275.256298] ? trace_hardirqs_off_caller+0x310/0x310 [ 275.261409] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.266949] ? check_preemption_disabled+0x48/0x280 [ 275.271976] handle_mm_fault+0x54f/0xc70 [ 275.276043] ? __handle_mm_fault+0x5920/0x5920 [ 275.280638] ? find_vma+0x34/0x190 [ 275.284189] __do_page_fault+0x5e8/0xe60 [ 275.288251] ? trace_hardirqs_off+0xb8/0x310 [ 275.292663] ? kernel_write+0x120/0x120 [ 275.296657] do_page_fault+0xf2/0x7e0 [ 275.300462] ? vmalloc_sync_all+0x30/0x30 [ 275.304617] ? error_entry+0x70/0xd0 [ 275.308338] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.313359] ? trace_hardirqs_on_caller+0xc0/0x310 [ 275.318296] ? syscall_return_slowpath+0x5e0/0x5e0 [ 275.323229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.328074] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.333090] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.338546] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 275.343619] ? prepare_exit_to_usermode+0x291/0x3b0 [ 275.348643] ? page_fault+0x8/0x30 [ 275.352193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.357039] ? page_fault+0x8/0x30 [ 275.360593] page_fault+0x1e/0x30 [ 275.364049] RIP: 0033:0x7fb372d071fd [ 275.367776] Code: Bad RIP value. [ 275.371140] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 275.376507] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 275.383774] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 275.391072] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 275.398371] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 275.405648] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 275.412961] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 275.412967] warn_alloc_show_mem: 1 callbacks suppressed [ 275.412974] Mem-Info: [ 275.419910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.425281] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 275.425281] active_file:12 inactive_file:13 isolated_file:0 [ 275.425281] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.425281] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 275.425281] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 275.425281] free:13647 free_pcp:167 free_cma:0 [ 275.427650] Call Trace: [ 275.437055] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.469901] [ 275.472473] Node 0 [ 275.499973] dump_stack+0x244/0x39d [ 275.502120] 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 [ 275.504331] ? dump_stack_print_info.cold.1+0x20/0x20 [ 275.507934] lowmem_reserve[]: [ 275.533452] warn_alloc.cold.117+0xb7/0x1bd [ 275.538607] 0 [ 275.541710] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 275.546028] 2818 [ 275.547831] ? lock_downgrade+0x900/0x900 [ 275.552649] 6321 [ 275.554713] ? trace_hardirqs_off+0xb8/0x310 [ 275.558837] 6321 [ 275.560900] ? trace_hardirqs_off+0xb8/0x310 [ 275.567355] __alloc_pages_slowpath+0x2660/0x2d70 [ 275.571729] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 275.576608] ? warn_alloc+0x120/0x120 [ 275.576627] ? warn_alloc+0x120/0x120 [ 275.604278] lowmem_reserve[]: [ 275.608077] ? print_usage_bug+0xc0/0xc0 [ 275.611855] 0 [ 275.614953] ? warn_alloc+0x120/0x120 [ 275.618989] 0 [ 275.620793] ? mark_held_locks+0x130/0x130 [ 275.624561] 3503 3503 [ 275.626382] ? print_usage_bug+0xc0/0xc0 [ 275.630602] Node 0 [ 275.633095] ? zap_class+0x640/0x640 [ 275.637157] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 275.639377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.643056] lowmem_reserve[]: 0 [ 275.671341] ? should_fail+0x22d/0xd01 [ 275.676855] 0 [ 275.680127] ? __lock_acquire+0x62f/0x4c20 [ 275.683989] 0 [ 275.685786] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.689998] 0 [ 275.691801] ? __lock_acquire+0x62f/0x4c20 [ 275.698682] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.702897] Node 0 [ 275.707987] ? __lock_acquire+0x62f/0x4c20 [ 275.707997] DMA: [ 275.710227] ? should_fail+0x22d/0xd01 [ 275.714440] 1*4kB [ 275.716533] ? mark_held_locks+0x130/0x130 [ 275.720392] (U) [ 275.722540] ? mark_held_locks+0x130/0x130 [ 275.726750] 0*8kB [ 275.728722] ? print_usage_bug+0xc0/0xc0 [ 275.732937] 0*16kB [ 275.735082] ? zap_class+0x640/0x640 [ 275.739117] 1*32kB [ 275.741356] ? print_usage_bug+0xc0/0xc0 [ 275.745045] (U) [ 275.747292] ? mark_held_locks+0x130/0x130 [ 275.751329] 2*64kB [ 275.753303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.757512] (U) [ 275.759750] ? check_preemption_disabled+0x48/0x280 [ 275.765262] 1*128kB [ 275.767237] ? __lock_is_held+0xb5/0x140 [ 275.772224] (U) [ 275.774546] __alloc_pages_nodemask+0xa80/0xde0 [ 275.778586] 1*256kB [ 275.780561] ? zap_class+0x640/0x640 [ 275.785212] (U) [ 275.787532] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 275.791223] 0*512kB [ 275.793198] ? find_held_lock+0x36/0x1c0 [ 275.798189] 1*1024kB [ 275.800515] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.804547] (U) [ 275.806953] ? lock_downgrade+0x900/0x900 [ 275.811609] 1*2048kB [ 275.813593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.817729] (M) [ 275.820136] cache_grow_begin+0xa5/0x8c0 [ 275.825649] 3*4096kB [ 275.827618] ? do_raw_spin_unlock+0xa7/0x330 [ 275.831654] (M) [ 275.834066] fallback_alloc+0x204/0x2e0 [ 275.838448] = 15908kB [ 275.840419] ____cache_alloc_node+0x1c7/0x1e0 [ 275.844383] Node 0 [ 275.846803] kmem_cache_alloc_node+0xe3/0x730 [ 275.851272] DMA32: [ 275.853506] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.857978] 4*4kB [ 275.860217] __alloc_skb+0x119/0x770 [ 275.864422] (M) [ 275.866572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 275.870269] 0*8kB [ 275.872240] ? netdev_alloc_frag+0x1f0/0x1f0 [ 275.877494] 3*16kB [ 275.879643] ? lock_downgrade+0x900/0x900 [ 275.884026] (UM) [ 275.886265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.890386] 2*32kB [ 275.892450] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.897957] (UM) [ 275.900190] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.905614] 4*64kB [ 275.907670] ? addrconf_rs_timer+0x690/0x690 [ 275.913092] (UM) [ 275.915353] ndisc_alloc_skb+0x144/0x340 [ 275.919725] 5*128kB [ 275.921797] ndisc_send_rs+0x331/0x6e0 [ 275.925834] (UM) [ 275.928156] addrconf_rs_timer+0x314/0x690 [ 275.932020] 3*256kB [ 275.934079] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.938292] (M) [ 275.940628] call_timer_fn+0x272/0x920 [ 275.944830] 3*512kB [ 275.946812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.950675] (M) [ 275.952995] ? process_timeout+0x40/0x40 [ 275.957208] 3*1024kB [ 275.959186] ? __run_timers+0x7da/0xc70 [ 275.963218] (UM) [ 275.965629] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.969586] 1*2048kB [ 275.971644] ? _raw_spin_unlock_irq+0x27/0x80 [ 275.976114] (M) [ 275.978523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.983013] 4*4096kB [ 275.985003] ? lockdep_hardirqs_on+0x296/0x5b0 [ 275.989210] (M) [ 275.991619] ? trace_hardirqs_on+0xbd/0x310 [ 275.996194] = 24832kB [ 275.998170] ? kasan_check_read+0x11/0x20 [ 276.002466] Node 0 [ 276.004887] ? __run_timers+0x7da/0xc70 [ 276.009009] Normal: [ 276.011243] ? trace_hardirqs_off_caller+0x310/0x310 [ 276.015195] 792*4kB [ 276.017523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.022601] (MEH) [ 276.024939] __run_timers+0x7e5/0xc70 [ 276.029149] 463*8kB [ 276.031301] ? timer_fixup_init+0x70/0x70 [ 276.035070] (UME) [ 276.037391] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 276.041517] 172*16kB [ 276.043674] ? zap_class+0x640/0x640 [ 276.048662] (UMEH) [ 276.051071] ? enqueue_hrtimer+0x1a5/0x560 [ 276.054764] 71*32kB [ 276.056995] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 276.061205] (UME) [ 276.063529] ? find_held_lock+0x36/0x1c0 [ 276.068691] 13*64kB [ 276.070835] ? zap_class+0x640/0x640 [ 276.074873] (UMH) [ 276.077196] ? pvclock_read_flags+0x160/0x160 [ 276.080881] 1*128kB [ 276.083027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.087512] (U) [ 276.089835] ? check_preemption_disabled+0x48/0x280 [ 276.095345] 0*256kB [ 276.097325] ? __lock_is_held+0xb5/0x140 [ 276.102315] 0*512kB [ 276.104634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.108669] 1*1024kB [ 276.110987] ? check_preemption_disabled+0x48/0x280 [ 276.116499] (U) [ 276.118907] run_timer_softirq+0x52/0xb0 [ 276.123917] 0*2048kB [ 276.125890] ? rcu_read_lock_sched_held+0x14f/0x180 [ 276.129926] 0*4096kB [ 276.132332] __do_softirq+0x308/0xb7e [ 276.137328] = 13880kB [ 276.139737] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 276.143523] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.145922] ? lock_downgrade+0x900/0x900 [ 276.150421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.159244] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 276.163371] 163 total pagecache pages [ 276.171944] ? pvclock_read_flags+0x160/0x160 [ 276.177030] 0 pages in swap cache [ 276.180819] ? lapic_next_event+0x5a/0x90 [ 276.185291] Swap cache stats: add 0, delete 0, find 0/0 [ 276.188738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.192864] Free swap = 0kB [ 276.198223] ? kvm_clock_read+0x18/0x30 [ 276.203755] Total swap = 0kB [ 276.206767] ? kvm_sched_clock_read+0x9/0x20 [ 276.210716] 1965979 pages RAM [ 276.213734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.218119] 0 pages HighMem/MovableOnly [ 276.221220] ? check_preemption_disabled+0x48/0x280 [ 276.226734] 342867 pages reserved [ 276.230706] irq_exit+0x17f/0x1c0 [ 276.235692] 0 pages cma reserved [ 276.239138] smp_apic_timer_interrupt+0x1cb/0x760 [ 276.242652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.245930] ? smp_reschedule_interrupt+0x109/0x650 [ 276.245945] ? smp_call_function_single_interrupt+0x650/0x650 [ 276.245962] ? interrupt_entry+0xb5/0xc0 [ 276.245980] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.250878] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.257291] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.262285] rsyslogd cpuset= [ 276.268168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.272199] / [ 276.277212] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.287242] mems_allowed=0 [ 276.292270] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.314742] ? task_prio+0x50/0x50 [ 276.318289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.323831] ? check_preemption_disabled+0x48/0x280 [ 276.328855] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.333719] apic_timer_interrupt+0xf/0x20 [ 276.337983] [ 276.340230] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 276.345649] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 276.364558] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 276.372283] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 276.379554] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 276.386838] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 276.394109] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 276.401382] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 276.408702] skb_clone+0x1bb/0x500 [ 276.412251] ? finish_task_switch+0x2f4/0x910 [ 276.416750] ? skb_split+0x11e0/0x11e0 [ 276.420645] ? preempt_notifier_register+0x200/0x200 [ 276.425753] ? __switch_to_asm+0x34/0x70 [ 276.429820] ? __switch_to_asm+0x34/0x70 [ 276.433882] ? __switch_to_asm+0x40/0x70 [ 276.437944] ? __switch_to_asm+0x34/0x70 [ 276.442008] ? __switch_to_asm+0x40/0x70 [ 276.446070] ? __switch_to_asm+0x34/0x70 [ 276.450135] ? __switch_to_asm+0x40/0x70 [ 276.454198] ? __switch_to_asm+0x34/0x70 [ 276.458263] ? __switch_to_asm+0x34/0x70 [ 276.462327] ? __switch_to_asm+0x40/0x70 [ 276.466395] ? __switch_to_asm+0x34/0x70 [ 276.470465] bpf_clone_redirect+0xb9/0x490 [ 276.474706] ? __schedule+0x8d7/0x21d0 [ 276.478612] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 276.483637] ? __sched_text_start+0x8/0x8 [ 276.487790] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.492556] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 276.497173] ? retint_kernel+0x2d/0x2d [ 276.501070] ? find_held_lock+0x36/0x1c0 [ 276.505143] ? lock_acquire+0x1ed/0x520 [ 276.509122] ? bpf_test_run+0x3cb/0x780 [ 276.513102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.518644] ? check_preemption_disabled+0x48/0x280 [ 276.523674] ? kasan_check_read+0x11/0x20 [ 276.527829] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.533112] ? rcu_softirq_qs+0x20/0x20 [ 276.537089] ? preempt_schedule+0x4d/0x60 [ 276.541240] ? ___preempt_schedule+0x16/0x18 [ 276.545658] ? bpf_test_run+0x25d/0x780 [ 276.549646] ? netlink_diag_dump+0x2a0/0x2a0 [ 276.554060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.559611] ? bpf_test_init.isra.10+0x70/0x100 [ 276.564289] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 276.569057] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 276.573902] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 276.579446] ? fput+0x130/0x1a0 [ 276.582739] ? __bpf_prog_get+0x9b/0x290 [ 276.586808] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 276.591653] ? bpf_prog_test_run+0x130/0x1a0 [ 276.596069] ? __x64_sys_bpf+0x3d8/0x520 [ 276.600134] ? bpf_prog_get+0x20/0x20 [ 276.603964] ? do_syscall_64+0x1b9/0x820 [ 276.608032] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 276.613400] ? syscall_return_slowpath+0x5e0/0x5e0 [ 276.618332] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.623187] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.628208] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 276.633230] ? prepare_exit_to_usermode+0x291/0x3b0 [ 276.638257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.643114] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.648503] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 276.648597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.655004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.655010] Call Trace: [ 276.655018] [ 276.655035] dump_stack+0x244/0x39d [ 276.655055] ? dump_stack_print_info.cold.1+0x20/0x20 [ 276.661606] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.670899] warn_alloc.cold.117+0xb7/0x1bd [ 276.673453] syz-executor2 cpuset= [ 276.675606] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.679209] syz2 [ 276.684401] ? lock_downgrade+0x900/0x900 [ 276.694860] mems_allowed=0 [ 276.716482] ? trace_hardirqs_off+0xb8/0x310 [ 276.720902] ? trace_hardirqs_off+0xb8/0x310 [ 276.725327] __alloc_pages_slowpath+0x2660/0x2d70 [ 276.730203] ? warn_alloc+0x120/0x120 [ 276.734013] ? warn_alloc+0x120/0x120 [ 276.737827] ? print_usage_bug+0xc0/0xc0 [ 276.741894] ? warn_alloc+0x120/0x120 [ 276.745697] ? print_usage_bug+0xc0/0xc0 [ 276.749761] ? __lock_acquire+0x62f/0x4c20 [ 276.754000] ? __lock_acquire+0x62f/0x4c20 [ 276.758245] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.763784] ? should_fail+0x22d/0xd01 [ 276.767689] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.772793] ? __lock_acquire+0x62f/0x4c20 [ 276.777031] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.782137] ? __lock_acquire+0x62f/0x4c20 [ 276.786373] ? should_fail+0x22d/0xd01 [ 276.790266] ? find_held_lock+0x36/0x1c0 [ 276.794340] ? mark_held_locks+0x130/0x130 [ 276.798589] ? mark_held_locks+0x130/0x130 [ 276.802824] ? zap_class+0x640/0x640 [ 276.806547] ? zap_class+0x640/0x640 [ 276.810274] ? print_usage_bug+0xc0/0xc0 [ 276.814336] ? do_raw_spin_unlock+0xa7/0x330 [ 276.818748] ? zap_class+0x640/0x640 [ 276.822465] ? print_usage_bug+0xc0/0xc0 [ 276.826527] ? wq_watchdog_touch+0x9c/0xfe [ 276.830768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.836310] ? check_preemption_disabled+0x48/0x280 [ 276.841337] ? __lock_is_held+0xb5/0x140 [ 276.845411] __alloc_pages_nodemask+0xa80/0xde0 [ 276.850084] ? zap_class+0x640/0x640 [ 276.853803] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 276.858833] ? find_held_lock+0x36/0x1c0 [ 276.862913] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.867594] ? lock_downgrade+0x900/0x900 [ 276.871752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.877298] cache_grow_begin+0xa5/0x8c0 [ 276.881362] ? do_raw_spin_unlock+0xa7/0x330 [ 276.885783] fallback_alloc+0x204/0x2e0 [ 276.889767] ____cache_alloc_node+0x1c7/0x1e0 [ 276.894271] kmem_cache_alloc_node+0xe3/0x730 [ 276.898773] ? ipv6_get_ifaddr+0x42e/0x620 [ 276.903018] __alloc_skb+0x119/0x770 [ 276.906736] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 276.912019] ? netdev_alloc_frag+0x1f0/0x1f0 [ 276.916429] ? lock_downgrade+0x900/0x900 [ 276.920598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.926142] ? refcount_sub_and_test_checked+0x203/0x310 [ 276.931606] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 276.937057] ? addrconf_rs_timer+0x690/0x690 [ 276.941477] ndisc_alloc_skb+0x144/0x340 [ 276.945547] ndisc_send_rs+0x331/0x6e0 [ 276.949449] addrconf_rs_timer+0x314/0x690 [ 276.953692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.957947] call_timer_fn+0x272/0x920 [ 276.961834] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.966078] ? process_timeout+0x40/0x40 [ 276.970153] ? mark_held_locks+0xc7/0x130 [ 276.974306] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.978805] ? _raw_spin_unlock_irq+0x27/0x80 [ 276.983299] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 276.987538] ? lockdep_hardirqs_on+0x296/0x5b0 [ 276.992124] ? trace_hardirqs_on+0xbd/0x310 [ 276.996449] ? kasan_check_read+0x11/0x20 [ 277.000607] ? __run_timers+0x7da/0xc70 [ 277.004598] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.009712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.013960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.018208] __run_timers+0x7e5/0xc70 [ 277.022025] ? timer_fixup_init+0x70/0x70 [ 277.026179] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 277.031204] ? zap_class+0x640/0x640 [ 277.034925] ? print_usage_bug+0xc0/0xc0 [ 277.038991] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 277.044195] ? find_held_lock+0x36/0x1c0 [ 277.048267] ? zap_class+0x640/0x640 [ 277.051993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.057535] ? check_preemption_disabled+0x48/0x280 [ 277.062563] ? __lock_is_held+0xb5/0x140 [ 277.066635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.072178] ? check_preemption_disabled+0x48/0x280 [ 277.077203] run_timer_softirq+0x52/0xb0 [ 277.081269] ? rcu_read_lock_sched_held+0x14f/0x180 [ 277.086291] __do_softirq+0x308/0xb7e [ 277.090101] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 277.094601] ? lock_downgrade+0x900/0x900 [ 277.098758] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 277.103875] ? pvclock_read_flags+0x160/0x160 [ 277.108378] ? lapic_next_event+0x5a/0x90 [ 277.112533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.118078] ? kvm_clock_read+0x18/0x30 [ 277.122052] ? kvm_sched_clock_read+0x9/0x20 [ 277.126464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.132007] ? check_preemption_disabled+0x48/0x280 [ 277.137035] irq_exit+0x17f/0x1c0 [ 277.140492] smp_apic_timer_interrupt+0x1cb/0x760 [ 277.145341] ? smp_call_function_single_interrupt+0x650/0x650 [ 277.151234] ? interrupt_entry+0xb5/0xc0 [ 277.155299] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.160318] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.165339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.170184] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.175202] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.180226] ? task_prio+0x50/0x50 [ 277.183773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.189315] ? check_preemption_disabled+0x48/0x280 [ 277.194340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.199199] apic_timer_interrupt+0xf/0x20 [ 277.203433] [ 277.205679] RIP: 0010:dump_stack+0x358/0x39d [ 277.210092] 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 [ 277.229225] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 277.236938] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 277.244206] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 277.251475] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 277.258742] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 277.266007] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 277.273296] ? dump_stack+0x34f/0x39d [ 277.277110] ? dump_stack_print_info.cold.1+0x20/0x20 [ 277.282318] dump_header+0x27b/0xf72 [ 277.286043] ? mark_held_locks+0x130/0x130 [ 277.290287] ? pagefault_out_of_memory+0x197/0x197 [ 277.295227] ? __lock_acquire+0x62f/0x4c20 [ 277.299463] ? zap_class+0x640/0x640 [ 277.303188] ? percpu_ref_get_many+0x240/0x240 [ 277.307772] ? print_usage_bug+0xc0/0xc0 [ 277.311834] ? print_usage_bug+0xc0/0xc0 [ 277.315906] ? zap_class+0x640/0x640 [ 277.319629] ? print_usage_bug+0xc0/0xc0 [ 277.323692] ? print_usage_bug+0xc0/0xc0 [ 277.327781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.333325] ? find_held_lock+0x36/0x1c0 [ 277.337401] ? mark_held_locks+0xc7/0x130 [ 277.341558] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 277.346677] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 277.351791] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 277.356379] ? trace_hardirqs_on+0xbd/0x310 [ 277.360706] ? kasan_check_read+0x11/0x20 [ 277.364861] ? ___ratelimit+0x3b4/0x672 [ 277.368837] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.373947] ? trace_hardirqs_on+0x310/0x310 [ 277.378360] ? lock_downgrade+0x900/0x900 [ 277.382520] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.387626] ? ___ratelimit+0x3b9/0x672 [ 277.391608] ? idr_get_free+0xec0/0xec0 [ 277.395594] ? find_held_lock+0x36/0x1c0 [ 277.399670] oom_kill_process.cold.27+0x10/0x903 [ 277.404432] ? zap_class+0x640/0x640 [ 277.408149] ? check_preemption_disabled+0x48/0x280 [ 277.413180] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.418119] ? kasan_check_read+0x11/0x20 [ 277.422275] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.427554] ? oom_evaluate_task+0x540/0x540 [ 277.431975] ? find_held_lock+0x36/0x1c0 [ 277.436047] ? out_of_memory+0x974/0x1430 [ 277.440201] ? lock_downgrade+0x900/0x900 [ 277.444353] ? check_preemption_disabled+0x48/0x280 [ 277.449379] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.454312] ? kasan_check_read+0x11/0x20 [ 277.458464] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.463746] ? rcu_softirq_qs+0x20/0x20 [ 277.467731] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 277.473269] ? oom_evaluate_task+0x302/0x540 [ 277.477688] out_of_memory+0xa84/0x1430 [ 277.481677] ? oom_killer_disable+0x3a0/0x3a0 [ 277.486179] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 277.491112] ? __mutex_add_waiter+0x2a0/0x2a0 [ 277.495627] __alloc_pages_slowpath+0x22d4/0x2d70 [ 277.500505] ? warn_alloc+0x120/0x120 [ 277.504310] ? rcu_softirq_qs+0x20/0x20 [ 277.508314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.513858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.519430] ? should_fail+0x22d/0xd01 [ 277.523324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.528432] ? zap_class+0x640/0x640 [ 277.532175] ? __lock_is_held+0xb5/0x140 [ 277.536245] ? mark_held_locks+0x130/0x130 [ 277.540485] ? lock_release+0xa00/0xa00 [ 277.544463] ? perf_trace_sched_process_exec+0x860/0x860 [ 277.549930] ? __might_sleep+0x95/0x190 [ 277.553910] __alloc_pages_nodemask+0xa80/0xde0 [ 277.558598] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 277.563624] ? __page_cache_alloc+0x191/0x5c0 [ 277.568123] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.573061] ? kasan_check_read+0x11/0x20 [ 277.577216] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.582506] ? zap_class+0x640/0x640 [ 277.586243] ? zap_class+0x640/0x640 [ 277.589959] ? zap_class+0x640/0x640 [ 277.593677] ? __do_page_cache_readahead+0x7ce/0x980 [ 277.598786] ? find_held_lock+0x36/0x1c0 [ 277.602860] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 277.608408] alloc_pages_current+0x173/0x350 [ 277.612830] __page_cache_alloc+0x38c/0x5c0 [ 277.617159] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.622090] ? kasan_check_read+0x11/0x20 [ 277.626244] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.631524] ? generic_perform_write+0x6a0/0x6a0 [ 277.636287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.641825] ? check_preemption_disabled+0x48/0x280 [ 277.646859] filemap_fault+0x1594/0x25f0 [ 277.650934] ? __lock_page_or_retry+0xa00/0xa00 [ 277.655617] ? mark_held_locks+0x130/0x130 [ 277.659860] ? rcu_softirq_qs+0x20/0x20 [ 277.663856] ? filemap_map_pages+0xe04/0x1990 [ 277.668362] ? lock_downgrade+0x900/0x900 [ 277.672513] ? check_preemption_disabled+0x48/0x280 [ 277.677539] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.682472] ? kasan_check_read+0x11/0x20 [ 277.686628] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 277.691559] ? rcu_softirq_qs+0x20/0x20 [ 277.695564] ? rcu_softirq_qs+0x20/0x20 [ 277.699549] ? unwind_dump+0x190/0x190 [ 277.703465] ? kernel_text_address+0x79/0xf0 [ 277.707878] ? __kernel_text_address+0xd/0x40 [ 277.712377] ? unwind_get_return_address+0x61/0xa0 [ 277.717315] ? __save_stack_trace+0x8d/0xf0 [ 277.721653] ? lock_acquire+0x1ed/0x520 [ 277.725631] ? ext4_filemap_fault+0x7a/0xad [ 277.729961] ? lock_release+0xa00/0xa00 [ 277.733935] ? perf_trace_sched_process_exec+0x860/0x860 [ 277.739387] ? print_usage_bug+0xc0/0xc0 [ 277.743451] ? print_usage_bug+0xc0/0xc0 [ 277.747512] ? __x64_sys_read+0x73/0xb0 [ 277.751490] ? print_usage_bug+0xc0/0xc0 [ 277.755569] ? down_read+0x8d/0x120 [ 277.759203] ? ext4_filemap_fault+0x7a/0xad [ 277.763527] ? __down_interruptible+0x700/0x700 [ 277.768223] ext4_filemap_fault+0x82/0xad [ 277.772393] __do_fault+0x100/0x6b0 [ 277.776022] ? trace_hardirqs_on+0xbd/0x310 [ 277.780352] ? pmd_devmap_trans_unstable+0x220/0x220 [ 277.785464] ? mark_held_locks+0x130/0x130 [ 277.789704] ? mark_held_locks+0x130/0x130 [ 277.793947] ? do_syslog+0x147b/0x1690 [ 277.797844] ? do_syslog+0x309/0x1690 [ 277.801658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.807222] __handle_mm_fault+0x307c/0x5920 [ 277.811644] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 277.816510] ? find_held_lock+0x36/0x1c0 [ 277.820617] ? zap_class+0x640/0x640 [ 277.824335] ? zap_class+0x640/0x640 [ 277.828055] ? find_held_lock+0x36/0x1c0 [ 277.832129] ? handle_mm_fault+0x42a/0xc70 [ 277.836374] ? lock_downgrade+0x900/0x900 [ 277.840539] ? check_preemption_disabled+0x48/0x280 [ 277.845566] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 277.850509] ? kasan_check_read+0x11/0x20 [ 277.854661] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 277.859941] ? rcu_softirq_qs+0x20/0x20 [ 277.863921] ? trace_hardirqs_off_caller+0x310/0x310 [ 277.869032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.874573] ? check_preemption_disabled+0x48/0x280 [ 277.879617] handle_mm_fault+0x54f/0xc70 [ 277.883685] ? __handle_mm_fault+0x5920/0x5920 [ 277.888277] ? find_vma+0x34/0x190 [ 277.891834] __do_page_fault+0x5e8/0xe60 [ 277.895918] ? trace_hardirqs_off+0xb8/0x310 [ 277.900330] ? kernel_write+0x120/0x120 [ 277.904317] do_page_fault+0xf2/0x7e0 [ 277.908125] ? vmalloc_sync_all+0x30/0x30 [ 277.912285] ? error_entry+0x70/0xd0 [ 277.916004] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.921022] ? trace_hardirqs_on_caller+0xc0/0x310 [ 277.925959] ? syscall_return_slowpath+0x5e0/0x5e0 [ 277.930890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.935736] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.940755] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.946225] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 277.951260] ? prepare_exit_to_usermode+0x291/0x3b0 [ 277.956283] ? page_fault+0x8/0x30 [ 277.959830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.964684] ? page_fault+0x8/0x30 [ 277.968230] page_fault+0x1e/0x30 [ 277.971686] RIP: 0033:0x7fb372d071fd [ 277.975415] Code: Bad RIP value. [ 277.978778] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 277.984315] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 277.991608] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 277.998876] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 278.006147] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 278.013419] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 278.020707] warn_alloc_show_mem: 1 callbacks suppressed [ 278.020720] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 278.020722] Mem-Info: [ 278.020753] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 278.020753] active_file:12 inactive_file:13 isolated_file:0 [ 278.020753] unevictable:0 dirty:0 writeback:0 unstable:0 [ 278.020753] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 278.020753] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 278.020753] free:13647 free_pcp:167 free_cma:0 [ 278.026097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.033028] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 278.035426] Call Trace: [ 278.068293] Node 0 [ 278.077639] [ 278.105149] 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 [ 278.107709] dump_stack+0x244/0x39d [ 278.109915] lowmem_reserve[]: [ 278.112064] ? dump_stack_print_info.cold.1+0x20/0x20 [ 278.137543] 0 [ 278.141180] warn_alloc.cold.117+0xb7/0x1bd [ 278.144253] 2818 [ 278.149437] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 278.151219] 6321 [ 278.155543] ? lock_downgrade+0x900/0x900 [ 278.157588] 6321 [ 278.162427] ? trace_hardirqs_off+0xb8/0x310 [ 278.168612] ? trace_hardirqs_off+0xb8/0x310 [ 278.170653] Node 0 [ 278.175062] __alloc_pages_slowpath+0x2660/0x2d70 [ 278.179467] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 278.181701] ? warn_alloc+0x120/0x120 [ 278.186500] lowmem_reserve[]: [ 278.213561] ? warn_alloc+0x120/0x120 [ 278.217371] 0 0 [ 278.220480] ? print_usage_bug+0xc0/0xc0 [ 278.224255] 3503 [ 278.226228] ? warn_alloc+0x120/0x120 [ 278.230265] 3503 [ 278.232324] ? print_usage_bug+0xc0/0xc0 [ 278.238164] ? __lock_acquire+0x62f/0x4c20 [ 278.242205] Node 0 [ 278.246432] ? __lock_acquire+0x62f/0x4c20 [ 278.246468] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 278.248678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 278.252879] lowmem_reserve[]: 0 [ 278.281181] ? should_fail+0x22d/0xd01 [ 278.286694] 0 [ 278.289967] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.293830] 0 [ 278.295656] ? __lock_acquire+0x62f/0x4c20 [ 278.300736] 0 [ 278.302535] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.308546] ? __lock_acquire+0x62f/0x4c20 [ 278.313628] Node 0 [ 278.317851] ? should_fail+0x22d/0xd01 [ 278.317862] DMA: [ 278.320095] ? find_held_lock+0x36/0x1c0 [ 278.323965] 1*4kB [ 278.326039] ? mark_held_locks+0x130/0x130 [ 278.330069] (U) [ 278.332216] ? mark_held_locks+0x130/0x130 [ 278.336427] 0*8kB [ 278.338396] ? zap_class+0x640/0x640 [ 278.342616] 0*16kB [ 278.345289] ? zap_class+0x640/0x640 [ 278.348990] 1*32kB [ 278.351222] ? print_usage_bug+0xc0/0xc0 [ 278.354931] (U) [ 278.357169] ? do_raw_spin_unlock+0xa7/0x330 [ 278.361206] 2*64kB [ 278.363176] ? zap_class+0x640/0x640 [ 278.367560] (U) [ 278.369803] ? print_usage_bug+0xc0/0xc0 [ 278.373496] 1*128kB [ 278.375468] ? wq_watchdog_touch+0x9c/0xfe [ 278.379501] (U) [ 278.381827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.386038] 1*256kB [ 278.388012] ? check_preemption_disabled+0x48/0x280 [ 278.393523] (U) [ 278.395846] ? __lock_is_held+0xb5/0x140 [ 278.400841] 0*512kB [ 278.402815] __alloc_pages_nodemask+0xa80/0xde0 [ 278.406858] 1*1024kB [ 278.409172] ? zap_class+0x640/0x640 [ 278.413819] (U) [ 278.416226] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 278.419923] 1*2048kB [ 278.421901] ? find_held_lock+0x36/0x1c0 [ 278.426889] (M) [ 278.429303] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.433339] 3*4096kB [ 278.435314] ? lock_downgrade+0x900/0x900 [ 278.439960] (M) [ 278.442375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.446491] = 15908kB [ 278.448463] cache_grow_begin+0xa5/0x8c0 [ 278.453976] Node 0 [ 278.456387] ? do_raw_spin_unlock+0xa7/0x330 [ 278.460425] DMA32: [ 278.462660] fallback_alloc+0x204/0x2e0 [ 278.467042] 4*4kB [ 278.469278] ____cache_alloc_node+0x1c7/0x1e0 [ 278.473227] (M) [ 278.475382] kmem_cache_alloc_node+0xe3/0x730 [ 278.479857] 0*8kB [ 278.481826] ? ipv6_get_ifaddr+0x42e/0x620 [ 278.486298] 3*16kB [ 278.488452] __alloc_skb+0x119/0x770 [ 278.492656] (UM) [ 278.494893] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 278.498586] 2*32kB [ 278.500648] ? netdev_alloc_frag+0x1f0/0x1f0 [ 278.505901] (UM) [ 278.508137] ? lock_downgrade+0x900/0x900 [ 278.512514] 4*64kB (UM) [ 278.514599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.518720] 5*128kB [ 278.521388] ? refcount_sub_and_test_checked+0x203/0x310 [ 278.526896] (UM) [ 278.529217] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 278.534641] 3*256kB [ 278.536702] ? addrconf_rs_timer+0x690/0x690 [ 278.542125] (M) [ 278.544453] ndisc_alloc_skb+0x144/0x340 [ 278.548828] 3*512kB [ 278.550798] ndisc_send_rs+0x331/0x6e0 [ 278.554836] (M) [ 278.557160] addrconf_rs_timer+0x314/0x690 [ 278.561022] 3*1024kB [ 278.562995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.567206] (UM) [ 278.569636] call_timer_fn+0x272/0x920 [ 278.573836] 1*2048kB [ 278.575895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.579758] (M) [ 278.582171] ? process_timeout+0x40/0x40 [ 278.586383] 4*4096kB [ 278.588364] ? __run_timers+0x7da/0xc70 [ 278.592391] (M) [ 278.594809] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.598760] = 24832kB [ 278.600732] ? _raw_spin_unlock_irq+0x27/0x80 [ 278.605206] Node 0 [ 278.607620] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.612089] Normal: [ 278.614322] ? lockdep_hardirqs_on+0x296/0x5b0 [ 278.618532] 792*4kB [ 278.620852] ? trace_hardirqs_on+0xbd/0x310 [ 278.625415] (MEH) [ 278.627742] ? kasan_check_read+0x11/0x20 [ 278.632036] 463*8kB [ 278.634185] ? __run_timers+0x7da/0xc70 [ 278.638303] (UME) [ 278.640628] ? trace_hardirqs_off_caller+0x310/0x310 [ 278.644589] 172*16kB [ 278.646734] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.651811] (UMEH) [ 278.654216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.658431] 71*32kB [ 278.660663] __run_timers+0x7e5/0xc70 [ 278.664875] (UME) [ 278.667209] ? timer_fixup_init+0x70/0x70 [ 278.670988] 13*64kB [ 278.673136] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 278.677256] (UMH) [ 278.679586] ? zap_class+0x640/0x640 [ 278.684589] 1*128kB [ 278.686763] ? enqueue_hrtimer+0x1a5/0x560 [ 278.690452] (U) [ 278.692772] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 278.696987] 0*256kB [ 278.698960] ? find_held_lock+0x36/0x1c0 [ 278.704126] 0*512kB [ 278.706445] ? zap_class+0x640/0x640 [ 278.710484] 1*1024kB [ 278.712804] ? pvclock_read_flags+0x160/0x160 [ 278.716488] (U) [ 278.718898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.723369] 0*2048kB [ 278.725341] ? check_preemption_disabled+0x48/0x280 [ 278.730858] 0*4096kB [ 278.733265] ? __lock_is_held+0xb5/0x140 [ 278.738255] = 13880kB [ 278.740662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.744708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 278.747107] ? check_preemption_disabled+0x48/0x280 [ 278.752631] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 278.761460] run_timer_softirq+0x52/0xb0 [ 278.766454] 163 total pagecache pages [ 278.775040] ? rcu_read_lock_sched_held+0x14f/0x180 [ 278.779080] 0 pages in swap cache [ 278.782875] __do_softirq+0x308/0xb7e [ 278.787873] Swap cache stats: add 0, delete 0, find 0/0 [ 278.791322] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 278.795096] Free swap = 0kB [ 278.800455] ? lock_downgrade+0x900/0x900 [ 278.804928] Total swap = 0kB [ 278.807943] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 278.812063] 1965979 pages RAM [ 278.815083] ? pvclock_read_flags+0x160/0x160 [ 278.820152] 0 pages HighMem/MovableOnly [ 278.820160] 342867 pages reserved [ 278.823264] ? lapic_next_event+0x5a/0x90 [ 278.827732] 0 pages cma reserved [ 278.831706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.835229] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.839273] ? kvm_clock_read+0x18/0x30 [ 278.842685] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.848146] ? kvm_sched_clock_read+0x9/0x20 [ 278.854622] rsyslogd cpuset= [ 278.858619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.868648] / [ 278.873058] ? check_preemption_disabled+0x48/0x280 [ 278.876053] mems_allowed=0 [ 278.881595] irq_exit+0x17f/0x1c0 [ 278.894669] smp_apic_timer_interrupt+0x1cb/0x760 [ 278.899532] ? smp_reschedule_interrupt+0x109/0x650 [ 278.904558] ? smp_call_function_single_interrupt+0x650/0x650 [ 278.910462] ? interrupt_entry+0xb5/0xc0 [ 278.914531] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.919553] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.924595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.929446] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.934464] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.939488] ? task_prio+0x50/0x50 [ 278.943034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.948584] ? check_preemption_disabled+0x48/0x280 [ 278.953624] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.958482] apic_timer_interrupt+0xf/0x20 [ 278.962719] [ 278.964966] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 278.969902] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 278.988817] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 278.996539] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 279.003816] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 279.011109] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 279.018381] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.025656] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 279.032975] skb_clone+0x1bb/0x500 [ 279.036529] ? finish_task_switch+0x2f4/0x910 [ 279.041033] ? skb_split+0x11e0/0x11e0 [ 279.044933] ? preempt_notifier_register+0x200/0x200 [ 279.050048] ? __switch_to_asm+0x34/0x70 [ 279.054115] ? __switch_to_asm+0x34/0x70 [ 279.058181] ? __switch_to_asm+0x40/0x70 [ 279.062245] ? __switch_to_asm+0x34/0x70 [ 279.066310] ? __switch_to_asm+0x40/0x70 [ 279.070377] ? __switch_to_asm+0x34/0x70 [ 279.074446] ? __switch_to_asm+0x40/0x70 [ 279.078508] ? __switch_to_asm+0x34/0x70 [ 279.082585] ? __switch_to_asm+0x34/0x70 [ 279.086651] ? __switch_to_asm+0x40/0x70 [ 279.090716] ? __switch_to_asm+0x34/0x70 [ 279.094791] bpf_clone_redirect+0xb9/0x490 [ 279.099035] ? __schedule+0x8d7/0x21d0 [ 279.102934] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 279.107965] ? __sched_text_start+0x8/0x8 [ 279.112123] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 279.116914] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 279.121525] ? retint_kernel+0x2d/0x2d [ 279.125426] ? find_held_lock+0x36/0x1c0 [ 279.129533] ? lock_acquire+0x1ed/0x520 [ 279.133519] ? bpf_test_run+0x3cb/0x780 [ 279.137520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.143065] ? check_preemption_disabled+0x48/0x280 [ 279.148098] ? kasan_check_read+0x11/0x20 [ 279.152261] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.157553] ? rcu_softirq_qs+0x20/0x20 [ 279.161549] ? preempt_schedule+0x4d/0x60 [ 279.165716] ? ___preempt_schedule+0x16/0x18 [ 279.170144] ? bpf_test_run+0x25d/0x780 [ 279.174139] ? netlink_diag_dump+0x2a0/0x2a0 [ 279.178562] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.184119] ? bpf_test_init.isra.10+0x70/0x100 [ 279.188805] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 279.193588] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 279.198443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 279.203990] ? fput+0x130/0x1a0 [ 279.207280] ? __bpf_prog_get+0x9b/0x290 [ 279.211359] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 279.216511] ? bpf_prog_test_run+0x130/0x1a0 [ 279.220932] ? __x64_sys_bpf+0x3d8/0x520 [ 279.224995] ? bpf_prog_get+0x20/0x20 [ 279.228820] ? do_syscall_64+0x1b9/0x820 [ 279.232895] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 279.238274] ? syscall_return_slowpath+0x5e0/0x5e0 [ 279.243215] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.248073] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.253097] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 279.258122] ? prepare_exit_to_usermode+0x291/0x3b0 [ 279.263151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.268011] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.273401] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 279.273486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.279906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.279912] Call Trace: [ 279.279919] [ 279.279936] dump_stack+0x244/0x39d [ 279.279953] ? dump_stack_print_info.cold.1+0x20/0x20 [ 279.279981] warn_alloc.cold.117+0xb7/0x1bd [ 279.286561] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.295805] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 279.298366] syz-executor2 cpuset= [ 279.300514] ? lock_downgrade+0x900/0x900 [ 279.304112] syz2 [ 279.309302] ? trace_hardirqs_off+0xb8/0x310 [ 279.313606] mems_allowed=0 [ 279.324094] ? trace_hardirqs_off+0xb8/0x310 [ 279.350189] __alloc_pages_slowpath+0x2660/0x2d70 [ 279.355074] ? warn_alloc+0x120/0x120 [ 279.358892] ? zap_class+0x640/0x640 [ 279.362617] ? warn_alloc+0x120/0x120 [ 279.366431] ? print_usage_bug+0xc0/0xc0 [ 279.370500] ? warn_alloc+0x120/0x120 [ 279.374315] ? print_usage_bug+0xc0/0xc0 [ 279.378379] ? __lock_acquire+0x62f/0x4c20 [ 279.382623] ? __lock_acquire+0x62f/0x4c20 [ 279.386871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.392416] ? should_fail+0x22d/0xd01 [ 279.396316] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.401430] ? __lock_acquire+0x62f/0x4c20 [ 279.405678] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.410789] ? __lock_acquire+0x62f/0x4c20 [ 279.415030] ? should_fail+0x22d/0xd01 [ 279.418929] ? find_held_lock+0x36/0x1c0 [ 279.423006] ? mark_held_locks+0x130/0x130 [ 279.427252] ? mark_held_locks+0x130/0x130 [ 279.431494] ? zap_class+0x640/0x640 [ 279.435215] ? zap_class+0x640/0x640 [ 279.438942] ? print_usage_bug+0xc0/0xc0 [ 279.443006] ? do_raw_spin_unlock+0xa7/0x330 [ 279.447418] ? zap_class+0x640/0x640 [ 279.451139] ? print_usage_bug+0xc0/0xc0 [ 279.455205] ? wq_watchdog_touch+0x9c/0xfe [ 279.459451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.464999] ? check_preemption_disabled+0x48/0x280 [ 279.470033] ? __lock_is_held+0xb5/0x140 [ 279.474114] __alloc_pages_nodemask+0xa80/0xde0 [ 279.478791] ? zap_class+0x640/0x640 [ 279.482519] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 279.487553] ? find_held_lock+0x36/0x1c0 [ 279.491646] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.496325] ? lock_downgrade+0x900/0x900 [ 279.500491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.506045] cache_grow_begin+0xa5/0x8c0 [ 279.510116] ? do_raw_spin_unlock+0xa7/0x330 [ 279.514544] fallback_alloc+0x204/0x2e0 [ 279.518542] ____cache_alloc_node+0x1c7/0x1e0 [ 279.523054] kmem_cache_alloc_node+0xe3/0x730 [ 279.527558] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.531820] __alloc_skb+0x119/0x770 [ 279.535551] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 279.540856] ? netdev_alloc_frag+0x1f0/0x1f0 [ 279.545272] ? lock_downgrade+0x900/0x900 [ 279.549439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.554981] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.560442] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.565903] ? addrconf_rs_timer+0x690/0x690 [ 279.570333] ndisc_alloc_skb+0x144/0x340 [ 279.574407] ndisc_send_rs+0x331/0x6e0 [ 279.578311] addrconf_rs_timer+0x314/0x690 [ 279.582560] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.586830] call_timer_fn+0x272/0x920 [ 279.590729] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.594975] ? process_timeout+0x40/0x40 [ 279.599077] ? mark_held_locks+0xc7/0x130 [ 279.603239] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.607740] ? _raw_spin_unlock_irq+0x27/0x80 [ 279.612239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.616480] ? lockdep_hardirqs_on+0x296/0x5b0 [ 279.621072] ? trace_hardirqs_on+0xbd/0x310 [ 279.625402] ? kasan_check_read+0x11/0x20 [ 279.629560] ? __run_timers+0x7da/0xc70 [ 279.633551] ? trace_hardirqs_off_caller+0x310/0x310 [ 279.638674] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.642918] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.647182] __run_timers+0x7e5/0xc70 [ 279.651002] ? timer_fixup_init+0x70/0x70 [ 279.655161] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 279.660184] ? zap_class+0x640/0x640 [ 279.663909] ? print_usage_bug+0xc0/0xc0 [ 279.667977] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 279.673181] ? find_held_lock+0x36/0x1c0 [ 279.677254] ? zap_class+0x640/0x640 [ 279.680980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.686526] ? check_preemption_disabled+0x48/0x280 [ 279.691556] ? __lock_is_held+0xb5/0x140 [ 279.695633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.701175] ? check_preemption_disabled+0x48/0x280 [ 279.706203] run_timer_softirq+0x52/0xb0 [ 279.710272] ? rcu_read_lock_sched_held+0x14f/0x180 [ 279.715295] __do_softirq+0x308/0xb7e [ 279.719109] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 279.723617] ? lock_downgrade+0x900/0x900 [ 279.727779] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 279.732906] ? pvclock_read_flags+0x160/0x160 [ 279.737408] ? lapic_next_event+0x5a/0x90 [ 279.741585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.747131] ? kvm_clock_read+0x18/0x30 [ 279.751109] ? kvm_sched_clock_read+0x9/0x20 [ 279.755530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.761076] ? check_preemption_disabled+0x48/0x280 [ 279.766108] irq_exit+0x17f/0x1c0 [ 279.769573] smp_apic_timer_interrupt+0x1cb/0x760 [ 279.774438] ? smp_call_function_single_interrupt+0x650/0x650 [ 279.780336] ? interrupt_entry+0xb5/0xc0 [ 279.784411] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.789435] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.794462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.799309] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.804329] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.809357] ? task_prio+0x50/0x50 [ 279.812913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.818460] ? check_preemption_disabled+0x48/0x280 [ 279.823490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.828351] apic_timer_interrupt+0xf/0x20 [ 279.832593] [ 279.834837] RIP: 0010:dump_stack+0x358/0x39d [ 279.839258] 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 [ 279.858160] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 279.865880] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 279.873148] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 279.880419] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 279.887687] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 279.894955] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 279.902243] ? dump_stack+0x34f/0x39d [ 279.906058] ? dump_stack_print_info.cold.1+0x20/0x20 [ 279.911264] dump_header+0x27b/0xf72 [ 279.914993] ? mark_held_locks+0x130/0x130 [ 279.919234] ? pagefault_out_of_memory+0x197/0x197 [ 279.924172] ? __lock_acquire+0x62f/0x4c20 [ 279.928411] ? zap_class+0x640/0x640 [ 279.932133] ? percpu_ref_get_many+0x240/0x240 [ 279.936725] ? print_usage_bug+0xc0/0xc0 [ 279.940789] ? print_usage_bug+0xc0/0xc0 [ 279.944867] ? zap_class+0x640/0x640 [ 279.948593] ? print_usage_bug+0xc0/0xc0 [ 279.952658] ? print_usage_bug+0xc0/0xc0 [ 279.956733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.962275] ? find_held_lock+0x36/0x1c0 [ 279.966348] ? mark_held_locks+0xc7/0x130 [ 279.970506] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 279.975620] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 279.980758] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 279.985364] ? trace_hardirqs_on+0xbd/0x310 [ 279.989695] ? kasan_check_read+0x11/0x20 [ 279.993869] ? ___ratelimit+0x3b4/0x672 [ 279.997860] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.002966] ? trace_hardirqs_on+0x310/0x310 [ 280.007379] ? lock_downgrade+0x900/0x900 [ 280.011541] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.016647] ? ___ratelimit+0x3b9/0x672 [ 280.020627] ? idr_get_free+0xec0/0xec0 [ 280.024617] ? find_held_lock+0x36/0x1c0 [ 280.028692] oom_kill_process.cold.27+0x10/0x903 [ 280.033454] ? zap_class+0x640/0x640 [ 280.037174] ? check_preemption_disabled+0x48/0x280 [ 280.042202] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.047134] ? kasan_check_read+0x11/0x20 [ 280.051287] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.056597] ? oom_evaluate_task+0x540/0x540 [ 280.061012] ? find_held_lock+0x36/0x1c0 [ 280.065085] ? out_of_memory+0x974/0x1430 [ 280.069240] ? lock_downgrade+0x900/0x900 [ 280.073392] ? check_preemption_disabled+0x48/0x280 [ 280.078435] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.083373] ? kasan_check_read+0x11/0x20 [ 280.087525] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.092807] ? rcu_softirq_qs+0x20/0x20 [ 280.096787] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 280.102326] ? oom_evaluate_task+0x302/0x540 [ 280.106740] out_of_memory+0xa84/0x1430 [ 280.110726] ? oom_killer_disable+0x3a0/0x3a0 [ 280.115223] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 280.120161] ? __mutex_add_waiter+0x2a0/0x2a0 [ 280.124669] __alloc_pages_slowpath+0x22d4/0x2d70 [ 280.129543] ? warn_alloc+0x120/0x120 [ 280.133346] ? rcu_softirq_qs+0x20/0x20 [ 280.137346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.142889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.148426] ? should_fail+0x22d/0xd01 [ 280.152321] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.157431] ? zap_class+0x640/0x640 [ 280.161169] ? __lock_is_held+0xb5/0x140 [ 280.165245] ? mark_held_locks+0x130/0x130 [ 280.169486] ? lock_release+0xa00/0xa00 [ 280.173468] ? perf_trace_sched_process_exec+0x860/0x860 [ 280.178931] ? __might_sleep+0x95/0x190 [ 280.182913] __alloc_pages_nodemask+0xa80/0xde0 [ 280.187604] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 280.192627] ? __page_cache_alloc+0x191/0x5c0 [ 280.197125] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.202060] ? kasan_check_read+0x11/0x20 [ 280.206217] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.211502] ? zap_class+0x640/0x640 [ 280.215224] ? zap_class+0x640/0x640 [ 280.218938] ? zap_class+0x640/0x640 [ 280.222655] ? __do_page_cache_readahead+0x7ce/0x980 [ 280.227772] ? find_held_lock+0x36/0x1c0 [ 280.231844] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 280.237401] alloc_pages_current+0x173/0x350 [ 280.241823] __page_cache_alloc+0x38c/0x5c0 [ 280.246154] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.251084] ? kasan_check_read+0x11/0x20 [ 280.255234] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.260515] ? generic_perform_write+0x6a0/0x6a0 [ 280.265276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.270816] ? check_preemption_disabled+0x48/0x280 [ 280.275855] filemap_fault+0x1594/0x25f0 [ 280.279934] ? __lock_page_or_retry+0xa00/0xa00 [ 280.284615] ? mark_held_locks+0x130/0x130 [ 280.288858] ? rcu_softirq_qs+0x20/0x20 [ 280.292847] ? filemap_map_pages+0xe04/0x1990 [ 280.297354] ? lock_downgrade+0x900/0x900 [ 280.301508] ? check_preemption_disabled+0x48/0x280 [ 280.306533] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.311467] ? kasan_check_read+0x11/0x20 [ 280.315622] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 280.320554] ? rcu_softirq_qs+0x20/0x20 [ 280.324543] ? rcu_softirq_qs+0x20/0x20 [ 280.328518] ? unwind_dump+0x190/0x190 [ 280.332437] ? kernel_text_address+0x79/0xf0 [ 280.336857] ? __kernel_text_address+0xd/0x40 [ 280.341355] ? unwind_get_return_address+0x61/0xa0 [ 280.346411] ? __save_stack_trace+0x8d/0xf0 [ 280.350751] ? lock_acquire+0x1ed/0x520 [ 280.354730] ? ext4_filemap_fault+0x7a/0xad [ 280.359061] ? lock_release+0xa00/0xa00 [ 280.363037] ? perf_trace_sched_process_exec+0x860/0x860 [ 280.368487] ? print_usage_bug+0xc0/0xc0 [ 280.372553] ? print_usage_bug+0xc0/0xc0 [ 280.376625] ? __x64_sys_read+0x73/0xb0 [ 280.380610] ? print_usage_bug+0xc0/0xc0 [ 280.384685] ? down_read+0x8d/0x120 [ 280.388310] ? ext4_filemap_fault+0x7a/0xad [ 280.392637] ? __down_interruptible+0x700/0x700 [ 280.397320] ext4_filemap_fault+0x82/0xad [ 280.401477] __do_fault+0x100/0x6b0 [ 280.405106] ? trace_hardirqs_on+0xbd/0x310 [ 280.409435] ? pmd_devmap_trans_unstable+0x220/0x220 [ 280.414548] ? mark_held_locks+0x130/0x130 [ 280.418796] ? mark_held_locks+0x130/0x130 [ 280.423039] ? do_syslog+0x147b/0x1690 [ 280.426936] ? do_syslog+0x309/0x1690 [ 280.430753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.436297] __handle_mm_fault+0x307c/0x5920 [ 280.440723] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 280.445573] ? find_held_lock+0x36/0x1c0 [ 280.449664] ? zap_class+0x640/0x640 [ 280.453381] ? zap_class+0x640/0x640 [ 280.457104] ? find_held_lock+0x36/0x1c0 [ 280.461179] ? handle_mm_fault+0x42a/0xc70 [ 280.465420] ? lock_downgrade+0x900/0x900 [ 280.469571] ? check_preemption_disabled+0x48/0x280 [ 280.474614] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 280.479550] ? kasan_check_read+0x11/0x20 [ 280.483707] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.488987] ? rcu_softirq_qs+0x20/0x20 [ 280.492963] ? trace_hardirqs_off_caller+0x310/0x310 [ 280.498071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.503617] ? check_preemption_disabled+0x48/0x280 [ 280.508648] handle_mm_fault+0x54f/0xc70 [ 280.512716] ? __handle_mm_fault+0x5920/0x5920 [ 280.517308] ? find_vma+0x34/0x190 [ 280.520864] __do_page_fault+0x5e8/0xe60 [ 280.524926] ? trace_hardirqs_off+0xb8/0x310 [ 280.529339] ? kernel_write+0x120/0x120 [ 280.533325] do_page_fault+0xf2/0x7e0 [ 280.537128] ? vmalloc_sync_all+0x30/0x30 [ 280.541286] ? error_entry+0x70/0xd0 [ 280.545009] ? trace_hardirqs_off_caller+0xbb/0x310 [ 280.550029] ? trace_hardirqs_on_caller+0xc0/0x310 [ 280.554965] ? syscall_return_slowpath+0x5e0/0x5e0 [ 280.559901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.564765] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.569791] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 280.575252] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 280.580274] ? prepare_exit_to_usermode+0x291/0x3b0 [ 280.585299] ? page_fault+0x8/0x30 [ 280.588864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.593745] ? page_fault+0x8/0x30 [ 280.597292] page_fault+0x1e/0x30 [ 280.600751] RIP: 0033:0x7fb372d071fd [ 280.604483] Code: Bad RIP value. [ 280.607848] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 280.613220] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 280.620492] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 280.627761] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 280.635029] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 280.642301] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 280.649605] warn_alloc_show_mem: 1 callbacks suppressed [ 280.649618] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 280.649620] Mem-Info: [ 280.649651] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 280.649651] active_file:12 inactive_file:13 isolated_file:0 [ 280.649651] unevictable:0 dirty:0 writeback:0 unstable:0 [ 280.649651] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 280.649651] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 280.649651] free:13647 free_pcp:167 free_cma:0 [ 280.655005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.661940] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 280.664343] Call Trace: [ 280.697226] Node 0 [ 280.706588] [ 280.734103] 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 [ 280.736670] dump_stack+0x244/0x39d [ 280.738882] lowmem_reserve[]: [ 280.741029] ? dump_stack_print_info.cold.1+0x20/0x20 [ 280.766509] 0 2818 [ 280.770162] warn_alloc.cold.117+0xb7/0x1bd [ 280.773231] 6321 [ 280.778415] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.780629] 6321 [ 280.784950] ? lock_downgrade+0x900/0x900 [ 280.791829] ? trace_hardirqs_off+0xb8/0x310 [ 280.793868] Node 0 [ 280.798011] ? trace_hardirqs_off+0xb8/0x310 [ 280.802418] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 280.804632] __alloc_pages_slowpath+0x2660/0x2d70 [ 280.809011] lowmem_reserve[]: [ 280.836114] ? warn_alloc+0x120/0x120 [ 280.840930] 0 [ 280.844033] ? warn_alloc+0x120/0x120 [ 280.847804] 0 3503 [ 280.849623] ? print_usage_bug+0xc0/0xc0 [ 280.853391] 3503 [ 280.855632] ? warn_alloc+0x120/0x120 [ 280.859670] Node 0 [ 280.861731] ? print_usage_bug+0xc0/0xc0 [ 280.865538] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 280.867750] ? __lock_acquire+0x62f/0x4c20 [ 280.871791] lowmem_reserve[]: [ 280.900085] ? __lock_acquire+0x62f/0x4c20 [ 280.904313] 0 [ 280.907420] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.911628] 0 [ 280.913424] ? should_fail+0x22d/0xd01 [ 280.918936] 0 [ 280.920770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 280.924630] 0 [ 280.926427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.931685] Node 0 [ 280.933483] ? __lock_acquire+0x62f/0x4c20 [ 280.938565] DMA: [ 280.940804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.945017] 1*4kB [ 280.947073] ? __lock_acquire+0x62f/0x4c20 [ 280.952149] (U) [ 280.954291] ? should_fail+0x22d/0xd01 [ 280.958505] 0*8kB [ 280.960479] ? rcu_irq_exit+0x1a2/0x390 [ 280.964341] 0*16kB [ 280.966493] ? mark_held_locks+0x130/0x130 [ 280.970442] 1*32kB [ 280.972672] ? mark_held_locks+0x130/0x130 [ 280.976884] (U) [ 280.979121] ? mark_held_locks+0xc7/0x130 [ 280.983332] 2*64kB [ 280.985307] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 280.989433] (U) [ 280.991664] ? zap_class+0x640/0x640 [ 280.996656] 1*128kB [ 280.998628] ? print_usage_bug+0xc0/0xc0 [ 281.002319] (U) [ 281.004640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.008674] 1*256kB [ 281.010649] ? check_preemption_disabled+0x48/0x280 [ 281.016158] (U) [ 281.018485] ? __lock_is_held+0xb5/0x140 [ 281.023473] 0*512kB [ 281.025452] __alloc_pages_nodemask+0xa80/0xde0 [ 281.029486] 1*1024kB [ 281.031802] ? zap_class+0x640/0x640 [ 281.036447] (U) [ 281.038853] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 281.042548] 1*2048kB [ 281.044528] ? find_held_lock+0x36/0x1c0 [ 281.049512] (M) [ 281.051926] ? ____cache_alloc_node+0x1c7/0x1e0 [ 281.055959] 3*4096kB [ 281.057931] ? lock_downgrade+0x900/0x900 [ 281.062576] (M) [ 281.064998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.069116] = 15908kB [ 281.069125] Node 0 [ 281.071099] cache_grow_begin+0xa5/0x8c0 [ 281.076614] DMA32: [ 281.079020] ? do_raw_spin_unlock+0xa7/0x330 [ 281.081237] 4*4kB [ 281.085297] fallback_alloc+0x204/0x2e0 [ 281.087508] (M) [ 281.091915] ____cache_alloc_node+0x1c7/0x1e0 [ 281.094041] 0*8kB [ 281.098012] kmem_cache_alloc_node+0xe3/0x730 [ 281.099965] 3*16kB [ 281.104460] ? ipv6_get_ifaddr+0x42e/0x620 [ 281.106597] (UM) [ 281.111097] __alloc_skb+0x119/0x770 [ 281.113307] 2*32kB [ 281.117541] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.119574] (UM) [ 281.123288] ? netdev_alloc_frag+0x1f0/0x1f0 [ 281.125502] 4*64kB [ 281.130772] ? lock_downgrade+0x900/0x900 [ 281.132829] (UM) [ 281.137237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.139452] 5*128kB [ 281.143601] ? refcount_sub_and_test_checked+0x203/0x310 [ 281.145638] (UM) [ 281.151169] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 281.153471] 3*256kB [ 281.158913] ? addrconf_rs_timer+0x690/0x690 [ 281.160955] (M) [ 281.166406] ndisc_alloc_skb+0x144/0x340 [ 281.168702] 3*512kB [ 281.173103] ndisc_send_rs+0x331/0x6e0 [ 281.175054] (M) [ 281.179112] addrconf_rs_timer+0x314/0x690 [ 281.181415] 3*1024kB [ 281.185293] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.187247] (UM) [ 281.191506] call_timer_fn+0x272/0x920 [ 281.193885] 1*2048kB [ 281.198115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.200155] (M) [ 281.204057] ? process_timeout+0x40/0x40 [ 281.206448] 4*4096kB [ 281.210693] ? __run_timers+0x7da/0xc70 [ 281.212895] (M) = 24832kB [ 281.216971] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.219362] Node 0 [ 281.223338] ? _raw_spin_unlock_irq+0x27/0x80 [ 281.226069] Normal: [ 281.230560] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.232772] 792*4kB [ 281.237267] ? lockdep_hardirqs_on+0x296/0x5b0 [ 281.239563] (MEH) [ 281.243804] ? trace_hardirqs_on+0xbd/0x310 [ 281.246097] 463*8kB (UME) [ 281.250690] ? kasan_check_read+0x11/0x20 [ 281.252811] 172*16kB (UMEH) [ 281.257137] ? __run_timers+0x7da/0xc70 [ 281.259957] 71*32kB [ 281.264103] ? trace_hardirqs_off_caller+0x310/0x310 [ 281.267095] (UME) [ 281.271068] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.273368] 13*64kB [ 281.278467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.280599] (UMH) [ 281.284834] __run_timers+0x7e5/0xc70 [ 281.287133] 1*128kB [ 281.291376] ? timer_fixup_init+0x70/0x70 [ 281.293489] (U) [ 281.297286] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.299590] 0*256kB 0*512kB [ 281.303743] ? zap_class+0x640/0x640 [ 281.305695] 1*1024kB [ 281.310703] ? enqueue_hrtimer+0x1a5/0x560 [ 281.313700] (U) [ 281.317411] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 281.319801] 0*2048kB [ 281.324035] ? find_held_lock+0x36/0x1c0 [ 281.325989] 0*4096kB [ 281.331173] ? zap_class+0x640/0x640 [ 281.333559] = 13880kB [ 281.337624] ? pvclock_read_flags+0x160/0x160 [ 281.340016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.343718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.346107] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.350602] ? check_preemption_disabled+0x48/0x280 [ 281.359418] 163 total pagecache pages [ 281.364958] ? __lock_is_held+0xb5/0x140 [ 281.373514] 0 pages in swap cache [ 281.378520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.382298] Swap cache stats: add 0, delete 0, find 0/0 [ 281.386350] ? check_preemption_disabled+0x48/0x280 [ 281.389777] Free swap = 0kB [ 281.395312] run_timer_softirq+0x52/0xb0 [ 281.400653] Total swap = 0kB [ 281.405666] ? rcu_read_lock_sched_held+0x14f/0x180 [ 281.408662] 1965979 pages RAM [ 281.412723] __do_softirq+0x308/0xb7e [ 281.415717] 0 pages HighMem/MovableOnly [ 281.420726] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 281.423807] 342867 pages reserved [ 281.427624] ? lock_downgrade+0x900/0x900 [ 281.431574] 0 pages cma reserved [ 281.436066] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 281.439593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.443657] ? pvclock_read_flags+0x160/0x160 [ 281.447117] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.452095] ? lapic_next_event+0x5a/0x90 [ 281.458561] rsyslogd cpuset= [ 281.463063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.473117] / [ 281.477267] ? kvm_clock_read+0x18/0x30 [ 281.480265] mems_allowed=0 [ 281.485794] ? kvm_sched_clock_read+0x9/0x20 [ 281.498782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.504327] ? check_preemption_disabled+0x48/0x280 [ 281.509368] irq_exit+0x17f/0x1c0 [ 281.512827] smp_apic_timer_interrupt+0x1cb/0x760 [ 281.517670] ? smp_reschedule_interrupt+0x109/0x650 [ 281.522693] ? smp_call_function_single_interrupt+0x650/0x650 [ 281.528592] ? interrupt_entry+0xb5/0xc0 [ 281.532662] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.537680] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.542705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.547550] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.552576] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.557614] ? task_prio+0x50/0x50 [ 281.561162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.566704] ? check_preemption_disabled+0x48/0x280 [ 281.571734] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.576603] apic_timer_interrupt+0xf/0x20 [ 281.580839] [ 281.583084] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 281.588019] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 281.606922] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 281.614638] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 281.621906] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 281.629178] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 281.636449] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 281.643738] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 281.651046] skb_clone+0x1bb/0x500 [ 281.654605] ? finish_task_switch+0x2f4/0x910 [ 281.659109] ? skb_split+0x11e0/0x11e0 [ 281.663050] ? preempt_notifier_register+0x200/0x200 [ 281.668164] ? __switch_to_asm+0x34/0x70 [ 281.672227] ? __switch_to_asm+0x34/0x70 [ 281.676293] ? __switch_to_asm+0x40/0x70 [ 281.680359] ? __switch_to_asm+0x34/0x70 [ 281.684420] ? __switch_to_asm+0x40/0x70 [ 281.688481] ? __switch_to_asm+0x34/0x70 [ 281.692541] ? __switch_to_asm+0x40/0x70 [ 281.696611] ? __switch_to_asm+0x34/0x70 [ 281.700674] ? __switch_to_asm+0x34/0x70 [ 281.704737] ? __switch_to_asm+0x40/0x70 [ 281.708801] ? __switch_to_asm+0x34/0x70 [ 281.712870] bpf_clone_redirect+0xb9/0x490 [ 281.717111] ? __schedule+0x8d7/0x21d0 [ 281.721010] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 281.726032] ? __sched_text_start+0x8/0x8 [ 281.730185] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 281.734949] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 281.739532] ? retint_kernel+0x2d/0x2d [ 281.743430] ? find_held_lock+0x36/0x1c0 [ 281.747505] ? lock_acquire+0x1ed/0x520 [ 281.751484] ? bpf_test_run+0x3cb/0x780 [ 281.755463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.761004] ? check_preemption_disabled+0x48/0x280 [ 281.766033] ? kasan_check_read+0x11/0x20 [ 281.770188] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 281.775471] ? rcu_softirq_qs+0x20/0x20 [ 281.779452] ? preempt_schedule+0x4d/0x60 [ 281.783608] ? ___preempt_schedule+0x16/0x18 [ 281.788028] ? bpf_test_run+0x25d/0x780 [ 281.792033] ? netlink_diag_dump+0x2a0/0x2a0 [ 281.796492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.802035] ? bpf_test_init.isra.10+0x70/0x100 [ 281.806714] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 281.811484] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 281.816328] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 281.821876] ? fput+0x130/0x1a0 [ 281.825161] ? __bpf_prog_get+0x9b/0x290 [ 281.829230] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 281.834072] ? bpf_prog_test_run+0x130/0x1a0 [ 281.838485] ? __x64_sys_bpf+0x3d8/0x520 [ 281.842547] ? bpf_prog_get+0x20/0x20 [ 281.846382] ? do_syscall_64+0x1b9/0x820 [ 281.850446] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 281.855813] ? syscall_return_slowpath+0x5e0/0x5e0 [ 281.860743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.865601] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.870624] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 281.875660] ? prepare_exit_to_usermode+0x291/0x3b0 [ 281.880686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.885538] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.890925] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 281.891011] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.897419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.897425] Call Trace: [ 281.897432] [ 281.897450] dump_stack+0x244/0x39d [ 281.897467] ? dump_stack_print_info.cold.1+0x20/0x20 [ 281.904007] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.913304] warn_alloc.cold.117+0xb7/0x1bd [ 281.915862] syz-executor2 cpuset= [ 281.918009] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 281.921629] syz2 [ 281.926822] ? lock_downgrade+0x900/0x900 [ 281.937282] mems_allowed=0 [ 281.941604] ? trace_hardirqs_off+0xb8/0x310 [ 281.963293] ? trace_hardirqs_off+0xb8/0x310 [ 281.967712] __alloc_pages_slowpath+0x2660/0x2d70 [ 281.972593] ? warn_alloc+0x120/0x120 [ 281.976404] ? warn_alloc+0x120/0x120 [ 281.980214] ? print_usage_bug+0xc0/0xc0 [ 281.984276] ? warn_alloc+0x120/0x120 [ 281.988079] ? print_usage_bug+0xc0/0xc0 [ 281.992146] ? __lock_acquire+0x62f/0x4c20 [ 281.996386] ? __lock_acquire+0x62f/0x4c20 [ 282.000633] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.006174] ? should_fail+0x22d/0xd01 [ 282.010070] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.015351] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.020459] ? __lock_acquire+0x62f/0x4c20 [ 282.024702] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.029808] ? __lock_acquire+0x62f/0x4c20 [ 282.034041] ? should_fail+0x22d/0xd01 [ 282.037930] ? rcu_irq_exit+0x1a2/0x390 [ 282.041916] ? mark_held_locks+0x130/0x130 [ 282.046161] ? mark_held_locks+0x130/0x130 [ 282.050406] ? mark_held_locks+0xc7/0x130 [ 282.054555] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 282.059593] ? zap_class+0x640/0x640 [ 282.063309] ? print_usage_bug+0xc0/0xc0 [ 282.067380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.072925] ? check_preemption_disabled+0x48/0x280 [ 282.077952] ? __lock_is_held+0xb5/0x140 [ 282.082038] __alloc_pages_nodemask+0xa80/0xde0 [ 282.086710] ? zap_class+0x640/0x640 [ 282.090433] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.095498] ? find_held_lock+0x36/0x1c0 [ 282.099594] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.104270] ? lock_downgrade+0x900/0x900 [ 282.108428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.113973] cache_grow_begin+0xa5/0x8c0 [ 282.118036] ? do_raw_spin_unlock+0xa7/0x330 [ 282.122459] fallback_alloc+0x204/0x2e0 [ 282.126444] ____cache_alloc_node+0x1c7/0x1e0 [ 282.130951] kmem_cache_alloc_node+0xe3/0x730 [ 282.135450] ? ipv6_get_ifaddr+0x42e/0x620 [ 282.139700] __alloc_skb+0x119/0x770 [ 282.143423] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.148709] ? netdev_alloc_frag+0x1f0/0x1f0 [ 282.153122] ? lock_downgrade+0x900/0x900 [ 282.157284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.162828] ? refcount_sub_and_test_checked+0x203/0x310 [ 282.168294] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 282.173751] ? addrconf_rs_timer+0x690/0x690 [ 282.178175] ndisc_alloc_skb+0x144/0x340 [ 282.182246] ndisc_send_rs+0x331/0x6e0 [ 282.186144] addrconf_rs_timer+0x314/0x690 [ 282.190387] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.194646] call_timer_fn+0x272/0x920 [ 282.198536] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.202778] ? process_timeout+0x40/0x40 [ 282.206867] ? mark_held_locks+0xc7/0x130 [ 282.211030] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.215533] ? _raw_spin_unlock_irq+0x27/0x80 [ 282.220037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.224282] ? lockdep_hardirqs_on+0x296/0x5b0 [ 282.228881] ? trace_hardirqs_on+0xbd/0x310 [ 282.233212] ? kasan_check_read+0x11/0x20 [ 282.237367] ? __run_timers+0x7da/0xc70 [ 282.241349] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.246464] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.250709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.254947] __run_timers+0x7e5/0xc70 [ 282.258768] ? timer_fixup_init+0x70/0x70 [ 282.262929] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 282.267953] ? zap_class+0x640/0x640 [ 282.271678] ? print_usage_bug+0xc0/0xc0 [ 282.275745] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 282.280963] ? find_held_lock+0x36/0x1c0 [ 282.285378] ? zap_class+0x640/0x640 [ 282.289103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.294644] ? check_preemption_disabled+0x48/0x280 [ 282.299673] ? __lock_is_held+0xb5/0x140 [ 282.303737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.309277] ? check_preemption_disabled+0x48/0x280 [ 282.314302] run_timer_softirq+0x52/0xb0 [ 282.318370] ? rcu_read_lock_sched_held+0x14f/0x180 [ 282.323390] __do_softirq+0x308/0xb7e [ 282.327200] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 282.331699] ? lock_downgrade+0x900/0x900 [ 282.335861] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 282.340974] ? pvclock_read_flags+0x160/0x160 [ 282.345671] ? lapic_next_event+0x5a/0x90 [ 282.349828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.355381] ? kvm_clock_read+0x18/0x30 [ 282.359358] ? kvm_sched_clock_read+0x9/0x20 [ 282.363777] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.369317] ? check_preemption_disabled+0x48/0x280 [ 282.374348] irq_exit+0x17f/0x1c0 [ 282.377807] smp_apic_timer_interrupt+0x1cb/0x760 [ 282.382660] ? smp_call_function_single_interrupt+0x650/0x650 [ 282.388550] ? interrupt_entry+0xb5/0xc0 [ 282.392627] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.397646] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.402669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.407514] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.412534] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.417560] ? task_prio+0x50/0x50 [ 282.421113] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.426655] ? check_preemption_disabled+0x48/0x280 [ 282.431682] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.436542] apic_timer_interrupt+0xf/0x20 [ 282.440773] [ 282.443014] RIP: 0010:dump_stack+0x358/0x39d [ 282.447427] 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 [ 282.466336] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 282.474058] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 282.481332] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 282.488613] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 282.495882] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 282.503155] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 282.510453] ? dump_stack+0x34f/0x39d [ 282.514272] ? dump_stack_print_info.cold.1+0x20/0x20 [ 282.519476] dump_header+0x27b/0xf72 [ 282.523208] ? mark_held_locks+0x130/0x130 [ 282.527453] ? pagefault_out_of_memory+0x197/0x197 [ 282.532392] ? __lock_acquire+0x62f/0x4c20 [ 282.536627] ? zap_class+0x640/0x640 [ 282.540349] ? percpu_ref_get_many+0x240/0x240 [ 282.544936] ? print_usage_bug+0xc0/0xc0 [ 282.549005] ? print_usage_bug+0xc0/0xc0 [ 282.553074] ? zap_class+0x640/0x640 [ 282.556791] ? print_usage_bug+0xc0/0xc0 [ 282.560879] ? print_usage_bug+0xc0/0xc0 [ 282.564955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.570502] ? find_held_lock+0x36/0x1c0 [ 282.574574] ? mark_held_locks+0xc7/0x130 [ 282.578744] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 282.583857] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 282.588966] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 282.593557] ? trace_hardirqs_on+0xbd/0x310 [ 282.597898] ? kasan_check_read+0x11/0x20 [ 282.602047] ? ___ratelimit+0x3b4/0x672 [ 282.606029] ? trace_hardirqs_off_caller+0x310/0x310 [ 282.611140] ? trace_hardirqs_on+0x310/0x310 [ 282.615553] ? lock_downgrade+0x900/0x900 [ 282.619722] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.624830] ? ___ratelimit+0x3b9/0x672 [ 282.628816] ? idr_get_free+0xec0/0xec0 [ 282.632791] ? find_held_lock+0x36/0x1c0 [ 282.636872] oom_kill_process.cold.27+0x10/0x903 [ 282.641636] ? zap_class+0x640/0x640 [ 282.645353] ? check_preemption_disabled+0x48/0x280 [ 282.650383] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 282.655320] ? kasan_check_read+0x11/0x20 [ 282.659472] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.664757] ? oom_evaluate_task+0x540/0x540 [ 282.669175] ? find_held_lock+0x36/0x1c0 [ 282.673248] ? out_of_memory+0x974/0x1430 [ 282.677401] ? lock_downgrade+0x900/0x900 [ 282.681555] ? check_preemption_disabled+0x48/0x280 [ 282.686598] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 282.691536] ? kasan_check_read+0x11/0x20 [ 282.695688] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.700974] ? rcu_softirq_qs+0x20/0x20 [ 282.704960] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 282.710508] ? oom_evaluate_task+0x302/0x540 [ 282.714933] out_of_memory+0xa84/0x1430 [ 282.718927] ? oom_killer_disable+0x3a0/0x3a0 [ 282.723440] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 282.728387] ? __mutex_add_waiter+0x2a0/0x2a0 [ 282.732916] __alloc_pages_slowpath+0x22d4/0x2d70 [ 282.737808] ? warn_alloc+0x120/0x120 [ 282.741627] ? rcu_softirq_qs+0x20/0x20 [ 282.745644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.751201] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.756751] ? should_fail+0x22d/0xd01 [ 282.760653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.765769] ? zap_class+0x640/0x640 [ 282.769516] ? __lock_is_held+0xb5/0x140 [ 282.773602] ? mark_held_locks+0x130/0x130 [ 282.777850] ? lock_release+0xa00/0xa00 [ 282.781840] ? perf_trace_sched_process_exec+0x860/0x860 [ 282.787315] ? __might_sleep+0x95/0x190 [ 282.791308] __alloc_pages_nodemask+0xa80/0xde0 [ 282.795998] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 282.801032] ? __page_cache_alloc+0x191/0x5c0 [ 282.805563] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 282.810511] ? kasan_check_read+0x11/0x20 [ 282.814677] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.819975] ? zap_class+0x640/0x640 [ 282.823710] ? zap_class+0x640/0x640 [ 282.827434] ? zap_class+0x640/0x640 [ 282.831161] ? __do_page_cache_readahead+0x7ce/0x980 [ 282.836289] ? find_held_lock+0x36/0x1c0 [ 282.840369] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 282.845933] alloc_pages_current+0x173/0x350 [ 282.850356] __page_cache_alloc+0x38c/0x5c0 [ 282.854687] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 282.859624] ? kasan_check_read+0x11/0x20 [ 282.863781] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 282.869073] ? generic_perform_write+0x6a0/0x6a0 [ 282.873837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.879385] ? check_preemption_disabled+0x48/0x280 [ 282.884416] filemap_fault+0x1594/0x25f0 [ 282.888496] ? __lock_page_or_retry+0xa00/0xa00 [ 282.893174] ? mark_held_locks+0x130/0x130 [ 282.897418] ? rcu_softirq_qs+0x20/0x20 [ 282.901409] ? filemap_map_pages+0xe04/0x1990 [ 282.905914] ? lock_downgrade+0x900/0x900 [ 282.910068] ? check_preemption_disabled+0x48/0x280 [ 282.915099] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 282.920034] ? kasan_check_read+0x11/0x20 [ 282.924192] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 282.929131] ? rcu_softirq_qs+0x20/0x20 [ 282.933112] ? rcu_softirq_qs+0x20/0x20 [ 282.937090] ? unwind_dump+0x190/0x190 [ 282.940999] ? kernel_text_address+0x79/0xf0 [ 282.945418] ? __kernel_text_address+0xd/0x40 [ 282.949920] ? unwind_get_return_address+0x61/0xa0 [ 282.954865] ? __save_stack_trace+0x8d/0xf0 [ 282.959211] ? lock_acquire+0x1ed/0x520 [ 282.963194] ? ext4_filemap_fault+0x7a/0xad [ 282.967540] ? lock_release+0xa00/0xa00 [ 282.971532] ? perf_trace_sched_process_exec+0x860/0x860 [ 282.977006] ? print_usage_bug+0xc0/0xc0 [ 282.981094] ? print_usage_bug+0xc0/0xc0 [ 282.985181] ? __x64_sys_read+0x73/0xb0 [ 282.989173] ? print_usage_bug+0xc0/0xc0 [ 282.993256] ? down_read+0x8d/0x120 [ 282.996888] ? ext4_filemap_fault+0x7a/0xad [ 283.001220] ? __down_interruptible+0x700/0x700 [ 283.005905] ext4_filemap_fault+0x82/0xad [ 283.010062] __do_fault+0x100/0x6b0 [ 283.013696] ? trace_hardirqs_on+0xbd/0x310 [ 283.018031] ? pmd_devmap_trans_unstable+0x220/0x220 [ 283.023149] ? mark_held_locks+0x130/0x130 [ 283.027391] ? mark_held_locks+0x130/0x130 [ 283.031637] ? do_syslog+0x147b/0x1690 [ 283.035535] ? do_syslog+0x309/0x1690 [ 283.039343] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.044903] __handle_mm_fault+0x307c/0x5920 [ 283.049331] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 283.054189] ? find_held_lock+0x36/0x1c0 [ 283.058275] ? zap_class+0x640/0x640 [ 283.061994] ? zap_class+0x640/0x640 [ 283.065719] ? find_held_lock+0x36/0x1c0 [ 283.069797] ? handle_mm_fault+0x42a/0xc70 [ 283.074037] ? lock_downgrade+0x900/0x900 [ 283.078194] ? check_preemption_disabled+0x48/0x280 [ 283.083228] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 283.088168] ? kasan_check_read+0x11/0x20 [ 283.092327] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.097622] ? rcu_softirq_qs+0x20/0x20 [ 283.101610] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.106722] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.112268] ? check_preemption_disabled+0x48/0x280 [ 283.117306] handle_mm_fault+0x54f/0xc70 [ 283.121380] ? __handle_mm_fault+0x5920/0x5920 [ 283.125975] ? find_vma+0x34/0x190 [ 283.129528] __do_page_fault+0x5e8/0xe60 [ 283.133606] ? trace_hardirqs_off+0xb8/0x310 [ 283.138024] ? kernel_write+0x120/0x120 [ 283.142014] do_page_fault+0xf2/0x7e0 [ 283.145844] ? vmalloc_sync_all+0x30/0x30 [ 283.150013] ? error_entry+0x70/0xd0 [ 283.153737] ? trace_hardirqs_off_caller+0xbb/0x310 [ 283.158754] ? trace_hardirqs_on_caller+0xc0/0x310 [ 283.163689] ? syscall_return_slowpath+0x5e0/0x5e0 [ 283.168621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.173482] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.178502] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 283.183954] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 283.188979] ? prepare_exit_to_usermode+0x291/0x3b0 [ 283.194001] ? page_fault+0x8/0x30 [ 283.197544] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.202414] ? page_fault+0x8/0x30 [ 283.205966] page_fault+0x1e/0x30 [ 283.209423] RIP: 0033:0x7fb372d071fd [ 283.213357] Code: Bad RIP value. [ 283.216721] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 283.222086] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 283.229352] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 283.236624] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 283.243893] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 283.251166] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 283.258466] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 283.258471] warn_alloc_show_mem: 1 callbacks suppressed [ 283.258479] Mem-Info: [ 283.265406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.270777] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 283.270777] active_file:12 inactive_file:13 isolated_file:0 [ 283.270777] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.270777] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 283.270777] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 283.270777] free:13647 free_pcp:167 free_cma:0 [ 283.273169] Call Trace: [ 283.282562] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 283.315433] [ 283.318016] Node 0 [ 283.346018] dump_stack+0x244/0x39d [ 283.348168] 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 [ 283.350384] ? dump_stack_print_info.cold.1+0x20/0x20 [ 283.353983] lowmem_reserve[]: 0 [ 283.379522] warn_alloc.cold.117+0xb7/0x1bd [ 283.384685] 2818 [ 283.387964] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.392260] 6321 [ 283.394320] ? lock_downgrade+0x900/0x900 [ 283.399136] 6321 [ 283.401201] ? trace_hardirqs_off+0xb8/0x310 [ 283.407399] ? trace_hardirqs_off+0xb8/0x310 [ 283.411781] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 283.416222] __alloc_pages_slowpath+0x2660/0x2d70 [ 283.416263] ? warn_alloc+0x120/0x120 [ 283.443907] lowmem_reserve[]: [ 283.448773] ? warn_alloc+0x120/0x120 [ 283.452534] 0 [ 283.455642] ? print_usage_bug+0xc0/0xc0 [ 283.459418] 0 [ 283.461216] ? warn_alloc+0x120/0x120 [ 283.465254] 3503 [ 283.467058] ? print_usage_bug+0xc0/0xc0 [ 283.470838] 3503 [ 283.472920] ? __lock_acquire+0x62f/0x4c20 [ 283.479028] ? __lock_acquire+0x62f/0x4c20 [ 283.483243] Node 0 [ 283.487485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.487518] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 283.487525] lowmem_reserve[]: [ 283.489758] ? should_fail+0x22d/0xd01 [ 283.495280] 0 [ 283.523565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.526656] 0 [ 283.530543] ? __lock_acquire+0x62f/0x4c20 [ 283.532319] 0 [ 283.537418] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.539200] 0 [ 283.543428] ? __lock_acquire+0x62f/0x4c20 [ 283.550357] ? should_fail+0x22d/0xd01 [ 283.552134] Node 0 [ 283.556368] ? find_held_lock+0x36/0x1c0 [ 283.560227] DMA: [ 283.562463] ? mark_held_locks+0x130/0x130 [ 283.566501] 1*4kB [ 283.568559] ? mark_held_locks+0x130/0x130 [ 283.572772] (U) [ 283.574921] ? zap_class+0x640/0x640 [ 283.579135] 0*8kB [ 283.581104] ? zap_class+0x640/0x640 [ 283.584794] 0*16kB [ 283.586938] ? print_usage_bug+0xc0/0xc0 [ 283.590634] 1*32kB [ 283.592869] ? do_raw_spin_unlock+0xa7/0x330 [ 283.596910] (U) [ 283.599143] ? zap_class+0x640/0x640 [ 283.603533] 2*64kB [ 283.605506] ? print_usage_bug+0xc0/0xc0 [ 283.609212] (U) [ 283.611450] ? wq_watchdog_touch+0x9c/0xfe [ 283.615486] 1*128kB [ 283.617457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.621665] (U) [ 283.623985] ? check_preemption_disabled+0x48/0x280 [ 283.629496] 1*256kB [ 283.631502] ? __lock_is_held+0xb5/0x140 [ 283.636489] (U) [ 283.638815] __alloc_pages_nodemask+0xa80/0xde0 [ 283.642858] 0*512kB [ 283.644823] ? zap_class+0x640/0x640 [ 283.649469] 1*1024kB [ 283.651791] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 283.655479] (U) [ 283.657895] ? find_held_lock+0x36/0x1c0 [ 283.662887] 1*2048kB [ 283.664864] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.668899] (M) [ 283.671305] ? lock_downgrade+0x900/0x900 [ 283.675956] 3*4096kB [ 283.677934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.682054] (M) [ 283.684466] cache_grow_begin+0xa5/0x8c0 [ 283.689976] = 15908kB [ 283.691951] ? do_raw_spin_unlock+0xa7/0x330 [ 283.695991] Node 0 [ 283.698399] fallback_alloc+0x204/0x2e0 [ 283.702779] DMA32: [ 283.705017] ____cache_alloc_node+0x1c7/0x1e0 [ 283.708969] 4*4kB [ 283.711201] kmem_cache_alloc_node+0xe3/0x730 [ 283.715669] (M) [ 283.717814] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.722288] 0*8kB [ 283.724267] __alloc_skb+0x119/0x770 [ 283.728472] 3*16kB [ 283.730629] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 283.734315] (UM) [ 283.736602] ? netdev_alloc_frag+0x1f0/0x1f0 [ 283.741858] 2*32kB [ 283.743915] ? lock_downgrade+0x900/0x900 [ 283.748298] (UM) [ 283.750534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.754655] 4*64kB [ 283.756716] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.762226] (UM) [ 283.764464] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.769888] 5*128kB [ 283.771947] ? addrconf_rs_timer+0x690/0x690 [ 283.777368] (UM) [ 283.779693] ndisc_alloc_skb+0x144/0x340 [ 283.784065] 3*256kB (M) [ 283.786138] ndisc_send_rs+0x331/0x6e0 [ 283.790172] 3*512kB [ 283.792840] addrconf_rs_timer+0x314/0x690 [ 283.796703] (M) [ 283.799024] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.803235] 3*1024kB [ 283.805215] call_timer_fn+0x272/0x920 [ 283.809412] (UM) [ 283.811818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.815689] 1*2048kB [ 283.817747] ? process_timeout+0x40/0x40 [ 283.821955] (M) [ 283.824375] ? __run_timers+0x7da/0xc70 [ 283.828405] 4*4096kB [ 283.830382] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.834333] (M) [ 283.836743] ? _raw_spin_unlock_irq+0x27/0x80 [ 283.841217] = 24832kB [ 283.843188] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.847659] Node 0 [ 283.850069] ? lockdep_hardirqs_on+0x296/0x5b0 [ 283.854278] Normal: [ 283.856541] ? trace_hardirqs_on+0xbd/0x310 [ 283.861135] 792*4kB [ 283.863457] ? kasan_check_read+0x11/0x20 [ 283.867750] (MEH) [ 283.870070] ? __run_timers+0x7da/0xc70 [ 283.874191] 463*8kB [ 283.876335] ? trace_hardirqs_off_caller+0x310/0x310 [ 283.880283] (UME) [ 283.882611] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.887695] 172*16kB [ 283.889856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.894071] (UMEH) [ 283.896483] __run_timers+0x7e5/0xc70 [ 283.900695] 71*32kB [ 283.902937] ? timer_fixup_init+0x70/0x70 [ 283.906702] (UME) [ 283.909026] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 283.913148] 13*64kB [ 283.915298] ? zap_class+0x640/0x640 [ 283.920295] (UMH) [ 283.922640] ? enqueue_hrtimer+0x1a5/0x560 [ 283.926334] 1*128kB [ 283.928481] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 283.932694] (U) [ 283.935017] ? find_held_lock+0x36/0x1c0 [ 283.940179] 0*256kB [ 283.942150] ? zap_class+0x640/0x640 [ 283.946187] 0*512kB [ 283.948512] ? pvclock_read_flags+0x160/0x160 [ 283.952202] 1*1024kB [ 283.954524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.958994] (U) [ 283.961401] ? check_preemption_disabled+0x48/0x280 [ 283.966915] 0*2048kB [ 283.968894] ? __lock_is_held+0xb5/0x140 [ 283.973884] 0*4096kB [ 283.976291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.980327] = 13880kB [ 283.982734] ? check_preemption_disabled+0x48/0x280 [ 283.988254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 283.990654] run_timer_softirq+0x52/0xb0 [ 283.995653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 284.004482] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.008519] 163 total pagecache pages [ 284.017089] __do_softirq+0x308/0xb7e [ 284.022090] 0 pages in swap cache [ 284.025886] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 284.029665] Swap cache stats: add 0, delete 0, find 0/0 [ 284.033106] ? lock_downgrade+0x900/0x900 [ 284.033125] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.037606] Free swap = 0kB [ 284.042966] ? pvclock_read_flags+0x160/0x160 [ 284.047085] Total swap = 0kB [ 284.052187] ? lapic_next_event+0x5a/0x90 [ 284.055176] 1965979 pages RAM [ 284.059667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.062662] 0 pages HighMem/MovableOnly [ 284.066806] ? kvm_clock_read+0x18/0x30 [ 284.069892] 342867 pages reserved [ 284.075422] ? kvm_sched_clock_read+0x9/0x20 [ 284.079375] 0 pages cma reserved [ 284.083348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.086859] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.091227] ? check_preemption_disabled+0x48/0x280 [ 284.094681] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.100114] irq_exit+0x17f/0x1c0 [ 284.106590] rsyslogd cpuset= [ 284.111611] smp_apic_timer_interrupt+0x1cb/0x760 [ 284.121637] / [ 284.125086] ? smp_reschedule_interrupt+0x109/0x650 [ 284.128086] mems_allowed=0 [ 284.132918] ? smp_call_function_single_interrupt+0x650/0x650 [ 284.148422] ? interrupt_entry+0xb5/0xc0 [ 284.152520] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.157548] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.162621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.167470] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.172486] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.177521] ? task_prio+0x50/0x50 [ 284.181067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.186618] ? check_preemption_disabled+0x48/0x280 [ 284.191646] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.196534] apic_timer_interrupt+0xf/0x20 [ 284.200786] [ 284.203031] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 284.207966] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 284.226873] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 284.234596] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 284.241865] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 284.249135] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 284.256403] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 284.263674] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 284.270993] skb_clone+0x1bb/0x500 [ 284.274544] ? finish_task_switch+0x2f4/0x910 [ 284.279043] ? skb_split+0x11e0/0x11e0 [ 284.282937] ? preempt_notifier_register+0x200/0x200 [ 284.288066] ? __switch_to_asm+0x34/0x70 [ 284.292136] ? __switch_to_asm+0x34/0x70 [ 284.296200] ? __switch_to_asm+0x40/0x70 [ 284.300263] ? __switch_to_asm+0x34/0x70 [ 284.304323] ? __switch_to_asm+0x40/0x70 [ 284.308401] ? __switch_to_asm+0x34/0x70 [ 284.312462] ? __switch_to_asm+0x40/0x70 [ 284.316528] ? __switch_to_asm+0x34/0x70 [ 284.320601] ? __switch_to_asm+0x34/0x70 [ 284.324667] ? __switch_to_asm+0x40/0x70 [ 284.328731] ? __switch_to_asm+0x34/0x70 [ 284.332804] bpf_clone_redirect+0xb9/0x490 [ 284.337046] ? __schedule+0x8d7/0x21d0 [ 284.340944] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 284.346421] ? __sched_text_start+0x8/0x8 [ 284.350576] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 284.355360] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 284.359953] ? retint_kernel+0x2d/0x2d [ 284.363850] ? find_held_lock+0x36/0x1c0 [ 284.367925] ? lock_acquire+0x1ed/0x520 [ 284.371905] ? bpf_test_run+0x3cb/0x780 [ 284.375886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.381426] ? check_preemption_disabled+0x48/0x280 [ 284.386458] ? kasan_check_read+0x11/0x20 [ 284.390621] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.395905] ? rcu_softirq_qs+0x20/0x20 [ 284.399886] ? preempt_schedule+0x4d/0x60 [ 284.404042] ? ___preempt_schedule+0x16/0x18 [ 284.408461] ? bpf_test_run+0x25d/0x780 [ 284.412448] ? netlink_diag_dump+0x2a0/0x2a0 [ 284.416866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.422404] ? bpf_test_init.isra.10+0x70/0x100 [ 284.427097] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 284.431865] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 284.436711] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 284.442254] ? fput+0x130/0x1a0 [ 284.445540] ? __bpf_prog_get+0x9b/0x290 [ 284.449618] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 284.454467] ? bpf_prog_test_run+0x130/0x1a0 [ 284.458884] ? __x64_sys_bpf+0x3d8/0x520 [ 284.462953] ? bpf_prog_get+0x20/0x20 [ 284.466779] ? do_syscall_64+0x1b9/0x820 [ 284.470847] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 284.476220] ? syscall_return_slowpath+0x5e0/0x5e0 [ 284.481156] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.486013] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.491038] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 284.496069] ? prepare_exit_to_usermode+0x291/0x3b0 [ 284.501106] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.505973] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.511368] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 284.511456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.517873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.517878] Call Trace: [ 284.517885] [ 284.517906] dump_stack+0x244/0x39d [ 284.517921] ? dump_stack_print_info.cold.1+0x20/0x20 [ 284.517948] warn_alloc.cold.117+0xb7/0x1bd [ 284.517965] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 284.524604] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.533828] ? lock_downgrade+0x900/0x900 [ 284.536391] syz-executor2 cpuset= [ 284.538543] ? trace_hardirqs_off+0xb8/0x310 [ 284.542142] syz2 [ 284.547342] ? trace_hardirqs_off+0xb8/0x310 [ 284.551646] mems_allowed=0 [ 284.556496] __alloc_pages_slowpath+0x2660/0x2d70 [ 284.593122] ? warn_alloc+0x120/0x120 [ 284.596949] ? warn_alloc+0x120/0x120 [ 284.600767] ? print_usage_bug+0xc0/0xc0 [ 284.604859] ? warn_alloc+0x120/0x120 [ 284.608679] ? print_usage_bug+0xc0/0xc0 [ 284.612753] ? __lock_acquire+0x62f/0x4c20 [ 284.616995] ? __lock_acquire+0x62f/0x4c20 [ 284.621242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.626787] ? should_fail+0x22d/0xd01 [ 284.630683] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.635970] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.641082] ? __lock_acquire+0x62f/0x4c20 [ 284.645342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.650448] ? __lock_acquire+0x62f/0x4c20 [ 284.654682] ? should_fail+0x22d/0xd01 [ 284.658572] ? rcu_irq_exit+0x1a2/0x390 [ 284.662574] ? mark_held_locks+0x130/0x130 [ 284.666827] ? mark_held_locks+0x130/0x130 [ 284.671079] ? mark_held_locks+0xc7/0x130 [ 284.675232] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 284.680256] ? zap_class+0x640/0x640 [ 284.683978] ? print_usage_bug+0xc0/0xc0 [ 284.688051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.693611] ? check_preemption_disabled+0x48/0x280 [ 284.698650] ? __lock_is_held+0xb5/0x140 [ 284.702727] __alloc_pages_nodemask+0xa80/0xde0 [ 284.707402] ? zap_class+0x640/0x640 [ 284.711131] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 284.716167] ? find_held_lock+0x36/0x1c0 [ 284.720246] ? ____cache_alloc_node+0x1c7/0x1e0 [ 284.724921] ? lock_downgrade+0x900/0x900 [ 284.729085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.734630] cache_grow_begin+0xa5/0x8c0 [ 284.738696] ? do_raw_spin_unlock+0xa7/0x330 [ 284.743117] fallback_alloc+0x204/0x2e0 [ 284.747103] ____cache_alloc_node+0x1c7/0x1e0 [ 284.751645] kmem_cache_alloc_node+0xe3/0x730 [ 284.756148] ? ipv6_get_ifaddr+0x42e/0x620 [ 284.760399] __alloc_skb+0x119/0x770 [ 284.764117] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 284.769400] ? netdev_alloc_frag+0x1f0/0x1f0 [ 284.773815] ? lock_downgrade+0x900/0x900 [ 284.777972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.783518] ? refcount_sub_and_test_checked+0x203/0x310 [ 284.788975] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 284.794430] ? addrconf_rs_timer+0x690/0x690 [ 284.798850] ndisc_alloc_skb+0x144/0x340 [ 284.802928] ndisc_send_rs+0x331/0x6e0 [ 284.806820] addrconf_rs_timer+0x314/0x690 [ 284.811067] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.815320] call_timer_fn+0x272/0x920 [ 284.819209] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.823447] ? process_timeout+0x40/0x40 [ 284.827522] ? mark_held_locks+0xc7/0x130 [ 284.831678] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.836176] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.840670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.844906] ? lockdep_hardirqs_on+0x296/0x5b0 [ 284.849495] ? trace_hardirqs_on+0xbd/0x310 [ 284.853827] ? kasan_check_read+0x11/0x20 [ 284.857990] ? __run_timers+0x7da/0xc70 [ 284.861967] ? trace_hardirqs_off_caller+0x310/0x310 [ 284.867077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.871321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 284.875556] __run_timers+0x7e5/0xc70 [ 284.879381] ? timer_fixup_init+0x70/0x70 [ 284.883533] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 284.888563] ? zap_class+0x640/0x640 [ 284.892297] ? print_usage_bug+0xc0/0xc0 [ 284.896364] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 284.901565] ? find_held_lock+0x36/0x1c0 [ 284.905640] ? zap_class+0x640/0x640 [ 284.909359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.914922] ? check_preemption_disabled+0x48/0x280 [ 284.919980] ? __lock_is_held+0xb5/0x140 [ 284.924042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.929594] ? check_preemption_disabled+0x48/0x280 [ 284.934622] run_timer_softirq+0x52/0xb0 [ 284.938690] ? rcu_read_lock_sched_held+0x14f/0x180 [ 284.943710] __do_softirq+0x308/0xb7e [ 284.947518] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 284.952017] ? lock_downgrade+0x900/0x900 [ 284.956175] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 284.961291] ? pvclock_read_flags+0x160/0x160 [ 284.965790] ? lapic_next_event+0x5a/0x90 [ 284.969946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.975492] ? kvm_clock_read+0x18/0x30 [ 284.979467] ? kvm_sched_clock_read+0x9/0x20 [ 284.983887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.989447] ? check_preemption_disabled+0x48/0x280 [ 284.994479] irq_exit+0x17f/0x1c0 [ 284.997938] smp_apic_timer_interrupt+0x1cb/0x760 [ 285.002782] ? smp_call_function_single_interrupt+0x650/0x650 [ 285.008672] ? interrupt_entry+0xb5/0xc0 [ 285.012734] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.017753] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.022773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.027622] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.032638] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.037660] ? task_prio+0x50/0x50 [ 285.041203] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.046745] ? check_preemption_disabled+0x48/0x280 [ 285.051768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.056632] apic_timer_interrupt+0xf/0x20 [ 285.060868] [ 285.063109] RIP: 0010:dump_stack+0x358/0x39d [ 285.067537] 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 [ 285.086441] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 285.094156] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 285.101445] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 285.108727] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 285.115994] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 285.123261] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 285.130564] ? dump_stack+0x34f/0x39d [ 285.134388] ? dump_stack_print_info.cold.1+0x20/0x20 [ 285.139603] dump_header+0x27b/0xf72 [ 285.143333] ? mark_held_locks+0x130/0x130 [ 285.147570] ? pagefault_out_of_memory+0x197/0x197 [ 285.152516] ? __lock_acquire+0x62f/0x4c20 [ 285.156754] ? zap_class+0x640/0x640 [ 285.160476] ? percpu_ref_get_many+0x240/0x240 [ 285.165060] ? print_usage_bug+0xc0/0xc0 [ 285.169126] ? print_usage_bug+0xc0/0xc0 [ 285.173197] ? zap_class+0x640/0x640 [ 285.176915] ? print_usage_bug+0xc0/0xc0 [ 285.180977] ? print_usage_bug+0xc0/0xc0 [ 285.185051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.190633] ? find_held_lock+0x36/0x1c0 [ 285.194729] ? mark_held_locks+0xc7/0x130 [ 285.198928] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 285.204047] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 285.209153] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 285.213980] ? trace_hardirqs_on+0xbd/0x310 [ 285.218324] ? kasan_check_read+0x11/0x20 [ 285.222475] ? ___ratelimit+0x3b4/0x672 [ 285.226449] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.231557] ? trace_hardirqs_on+0x310/0x310 [ 285.236005] ? lock_downgrade+0x900/0x900 [ 285.240165] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 285.245286] ? ___ratelimit+0x3b9/0x672 [ 285.249265] ? idr_get_free+0xec0/0xec0 [ 285.253241] ? find_held_lock+0x36/0x1c0 [ 285.257332] oom_kill_process.cold.27+0x10/0x903 [ 285.262108] ? zap_class+0x640/0x640 [ 285.265825] ? check_preemption_disabled+0x48/0x280 [ 285.270877] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.275819] ? kasan_check_read+0x11/0x20 [ 285.279987] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.285268] ? oom_evaluate_task+0x540/0x540 [ 285.289706] ? find_held_lock+0x36/0x1c0 [ 285.293819] ? out_of_memory+0x974/0x1430 [ 285.297976] ? lock_downgrade+0x900/0x900 [ 285.302127] ? check_preemption_disabled+0x48/0x280 [ 285.307151] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.312081] ? kasan_check_read+0x11/0x20 [ 285.316252] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.321536] ? rcu_softirq_qs+0x20/0x20 [ 285.325551] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 285.331100] ? oom_evaluate_task+0x302/0x540 [ 285.335516] out_of_memory+0xa84/0x1430 [ 285.339502] ? oom_killer_disable+0x3a0/0x3a0 [ 285.344033] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 285.348967] ? __mutex_add_waiter+0x2a0/0x2a0 [ 285.353494] __alloc_pages_slowpath+0x22d4/0x2d70 [ 285.358385] ? warn_alloc+0x120/0x120 [ 285.362191] ? rcu_softirq_qs+0x20/0x20 [ 285.366190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.371731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.377282] ? should_fail+0x22d/0xd01 [ 285.381175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.386284] ? zap_class+0x640/0x640 [ 285.390024] ? __lock_is_held+0xb5/0x140 [ 285.394098] ? mark_held_locks+0x130/0x130 [ 285.398337] ? lock_release+0xa00/0xa00 [ 285.402315] ? perf_trace_sched_process_exec+0x860/0x860 [ 285.407776] ? __might_sleep+0x95/0x190 [ 285.411759] __alloc_pages_nodemask+0xa80/0xde0 [ 285.416449] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 285.421470] ? __page_cache_alloc+0x191/0x5c0 [ 285.425970] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.430901] ? kasan_check_read+0x11/0x20 [ 285.435057] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.440354] ? zap_class+0x640/0x640 [ 285.444078] ? zap_class+0x640/0x640 [ 285.447814] ? zap_class+0x640/0x640 [ 285.451568] ? __do_page_cache_readahead+0x7ce/0x980 [ 285.456712] ? find_held_lock+0x36/0x1c0 [ 285.460797] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 285.466340] alloc_pages_current+0x173/0x350 [ 285.470770] __page_cache_alloc+0x38c/0x5c0 [ 285.475097] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.480029] ? kasan_check_read+0x11/0x20 [ 285.484208] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.489491] ? generic_perform_write+0x6a0/0x6a0 [ 285.494274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.499843] ? check_preemption_disabled+0x48/0x280 [ 285.504880] filemap_fault+0x1594/0x25f0 [ 285.508958] ? __lock_page_or_retry+0xa00/0xa00 [ 285.513629] ? mark_held_locks+0x130/0x130 [ 285.517873] ? rcu_softirq_qs+0x20/0x20 [ 285.521866] ? filemap_map_pages+0xe04/0x1990 [ 285.526369] ? lock_downgrade+0x900/0x900 [ 285.530520] ? check_preemption_disabled+0x48/0x280 [ 285.535542] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.540477] ? kasan_check_read+0x11/0x20 [ 285.544630] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 285.549561] ? rcu_softirq_qs+0x20/0x20 [ 285.553550] ? rcu_softirq_qs+0x20/0x20 [ 285.557546] ? unwind_dump+0x190/0x190 [ 285.561452] ? kernel_text_address+0x79/0xf0 [ 285.565912] ? __kernel_text_address+0xd/0x40 [ 285.570411] ? unwind_get_return_address+0x61/0xa0 [ 285.575347] ? __save_stack_trace+0x8d/0xf0 [ 285.579684] ? lock_acquire+0x1ed/0x520 [ 285.583665] ? ext4_filemap_fault+0x7a/0xad [ 285.587994] ? lock_release+0xa00/0xa00 [ 285.591970] ? perf_trace_sched_process_exec+0x860/0x860 [ 285.597421] ? print_usage_bug+0xc0/0xc0 [ 285.601499] ? print_usage_bug+0xc0/0xc0 [ 285.605574] ? __x64_sys_read+0x73/0xb0 [ 285.609561] ? print_usage_bug+0xc0/0xc0 [ 285.613673] ? down_read+0x8d/0x120 [ 285.617304] ? ext4_filemap_fault+0x7a/0xad [ 285.621647] ? __down_interruptible+0x700/0x700 [ 285.626342] ext4_filemap_fault+0x82/0xad [ 285.630528] __do_fault+0x100/0x6b0 [ 285.634213] ? trace_hardirqs_on+0xbd/0x310 [ 285.638543] ? pmd_devmap_trans_unstable+0x220/0x220 [ 285.643680] ? mark_held_locks+0x130/0x130 [ 285.647919] ? mark_held_locks+0x130/0x130 [ 285.652157] ? do_syslog+0x147b/0x1690 [ 285.656051] ? do_syslog+0x309/0x1690 [ 285.659864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.665408] __handle_mm_fault+0x307c/0x5920 [ 285.669826] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 285.674677] ? find_held_lock+0x36/0x1c0 [ 285.678764] ? zap_class+0x640/0x640 [ 285.682498] ? zap_class+0x640/0x640 [ 285.686221] ? find_held_lock+0x36/0x1c0 [ 285.690297] ? handle_mm_fault+0x42a/0xc70 [ 285.694546] ? lock_downgrade+0x900/0x900 [ 285.698700] ? check_preemption_disabled+0x48/0x280 [ 285.703728] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 285.708662] ? kasan_check_read+0x11/0x20 [ 285.712826] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 285.718112] ? rcu_softirq_qs+0x20/0x20 [ 285.722092] ? trace_hardirqs_off_caller+0x310/0x310 [ 285.727202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.732742] ? check_preemption_disabled+0x48/0x280 [ 285.737772] handle_mm_fault+0x54f/0xc70 [ 285.741840] ? __handle_mm_fault+0x5920/0x5920 [ 285.746438] ? find_vma+0x34/0x190 [ 285.749992] __do_page_fault+0x5e8/0xe60 [ 285.754053] ? trace_hardirqs_off+0xb8/0x310 [ 285.758461] ? kernel_write+0x120/0x120 [ 285.762448] do_page_fault+0xf2/0x7e0 [ 285.766251] ? vmalloc_sync_all+0x30/0x30 [ 285.770405] ? error_entry+0x70/0xd0 [ 285.774120] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.779141] ? trace_hardirqs_on_caller+0xc0/0x310 [ 285.784075] ? syscall_return_slowpath+0x5e0/0x5e0 [ 285.789006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.793851] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.798878] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 285.804334] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 285.809355] ? prepare_exit_to_usermode+0x291/0x3b0 [ 285.814379] ? page_fault+0x8/0x30 [ 285.817923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.822770] ? page_fault+0x8/0x30 [ 285.826313] page_fault+0x1e/0x30 [ 285.829769] RIP: 0033:0x7fb372d071fd [ 285.833519] Code: Bad RIP value. [ 285.836888] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 285.842257] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 285.849523] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 285.856790] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 285.864145] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 285.871415] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 285.878706] warn_alloc_show_mem: 1 callbacks suppressed [ 285.878718] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 285.878720] Mem-Info: [ 285.878750] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 285.878750] active_file:12 inactive_file:13 isolated_file:0 [ 285.878750] unevictable:0 dirty:0 writeback:0 unstable:0 [ 285.878750] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 285.878750] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 285.878750] free:13647 free_pcp:167 free_cma:0 [ 285.884096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.891052] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 285.893451] Call Trace: [ 285.926328] Node 0 [ 285.935682] [ 285.963212] 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 [ 285.965777] dump_stack+0x244/0x39d [ 285.967981] lowmem_reserve[]: [ 285.970131] ? dump_stack_print_info.cold.1+0x20/0x20 [ 285.995615] 0 [ 285.999257] warn_alloc.cold.117+0xb7/0x1bd [ 286.002328] 2818 [ 286.007527] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 286.009305] 6321 [ 286.013624] ? lock_downgrade+0x900/0x900 [ 286.015664] 6321 [ 286.020557] ? trace_hardirqs_off+0xb8/0x310 [ 286.026749] ? trace_hardirqs_off+0xb8/0x310 [ 286.028789] Node 0 [ 286.033201] __alloc_pages_slowpath+0x2660/0x2d70 [ 286.037615] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 286.039846] ? warn_alloc+0x120/0x120 [ 286.044638] lowmem_reserve[]: [ 286.071709] ? warn_alloc+0x120/0x120 [ 286.075482] 0 [ 286.078594] ? print_usage_bug+0xc0/0xc0 [ 286.082371] 0 [ 286.084168] ? warn_alloc+0x120/0x120 [ 286.088203] 3503 3503 [ 286.090014] ? print_usage_bug+0xc0/0xc0 [ 286.096281] ? __lock_acquire+0x62f/0x4c20 [ 286.100323] Node 0 [ 286.104549] ? __lock_acquire+0x62f/0x4c20 [ 286.104595] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 286.106806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.111008] lowmem_reserve[]: 0 [ 286.139316] ? should_fail+0x22d/0xd01 [ 286.144832] 0 [ 286.148122] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.151969] 0 [ 286.153773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.159025] 0 [ 286.160828] ? __lock_acquire+0x62f/0x4c20 [ 286.167705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.171917] Node 0 [ 286.177012] ? __lock_acquire+0x62f/0x4c20 [ 286.177022] DMA: [ 286.179251] ? should_fail+0x22d/0xd01 [ 286.183466] 1*4kB [ 286.185528] ? rcu_irq_exit+0x1a2/0x390 [ 286.189390] (U) [ 286.191542] ? mark_held_locks+0x130/0x130 [ 286.195489] 0*8kB [ 286.197467] ? mark_held_locks+0x130/0x130 [ 286.201676] 0*16kB [ 286.203824] ? mark_held_locks+0xc7/0x130 [ 286.208037] 1*32kB [ 286.210273] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 286.214394] (U) [ 286.216625] ? zap_class+0x640/0x640 [ 286.221611] 2*64kB (U) [ 286.223600] ? print_usage_bug+0xc0/0xc0 [ 286.227290] 1*128kB [ 286.229875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.233912] (U) [ 286.236231] ? check_preemption_disabled+0x48/0x280 [ 286.241743] 1*256kB [ 286.243721] ? __lock_is_held+0xb5/0x140 [ 286.248723] (U) [ 286.251044] __alloc_pages_nodemask+0xa80/0xde0 [ 286.255078] 0*512kB [ 286.257049] ? zap_class+0x640/0x640 [ 286.261694] 1*1024kB [ 286.264035] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 286.267727] (U) [ 286.270145] ? find_held_lock+0x36/0x1c0 [ 286.275135] 1*2048kB [ 286.277113] ? ____cache_alloc_node+0x1c7/0x1e0 [ 286.281146] (M) [ 286.283554] ? lock_downgrade+0x900/0x900 [ 286.288201] 3*4096kB [ 286.290180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.294302] (M) [ 286.296711] cache_grow_begin+0xa5/0x8c0 [ 286.302224] = 15908kB [ 286.304197] ? do_raw_spin_unlock+0xa7/0x330 [ 286.308239] Node 0 [ 286.310652] fallback_alloc+0x204/0x2e0 [ 286.315033] DMA32: [ 286.317269] ____cache_alloc_node+0x1c7/0x1e0 [ 286.321217] 4*4kB [ 286.323450] kmem_cache_alloc_node+0xe3/0x730 [ 286.327918] (M) [ 286.330071] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.334543] 0*8kB [ 286.336520] __alloc_skb+0x119/0x770 [ 286.340727] 3*16kB [ 286.342874] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 286.342892] ? netdev_alloc_frag+0x1f0/0x1f0 [ 286.346795] (UM) 2*32kB [ 286.349050] ? lock_downgrade+0x900/0x900 [ 286.354299] (UM) [ 286.358712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.361362] 4*64kB [ 286.365505] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.367544] (UM) [ 286.373079] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.375290] 5*128kB [ 286.380739] ? addrconf_rs_timer+0x690/0x690 [ 286.382779] (UM) [ 286.388230] ndisc_alloc_skb+0x144/0x340 [ 286.390521] 3*256kB [ 286.394923] ndisc_send_rs+0x331/0x6e0 [ 286.396961] (M) [ 286.401019] addrconf_rs_timer+0x314/0x690 [ 286.403318] 3*512kB [ 286.407201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.409154] (M) [ 286.413396] call_timer_fn+0x272/0x920 [ 286.415691] 3*1024kB [ 286.420454] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.422444] (UM) [ 286.426331] ? process_timeout+0x40/0x40 [ 286.428723] 1*2048kB [ 286.432957] ? __run_timers+0x7da/0xc70 [ 286.434997] (M) [ 286.439058] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.441442] 4*4096kB [ 286.445408] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.447358] (M) = 24832kB [ 286.451860] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.454256] Node 0 [ 286.458750] ? lockdep_hardirqs_on+0x296/0x5b0 [ 286.461481] Normal: [ 286.465713] ? trace_hardirqs_on+0xbd/0x310 [ 286.467925] 792*4kB [ 286.472502] ? kasan_check_read+0x11/0x20 [ 286.474799] (MEH) [ 286.479114] ? __run_timers+0x7da/0xc70 [ 286.481414] 463*8kB [ 286.485556] ? trace_hardirqs_off_caller+0x310/0x310 [ 286.487682] (UME) [ 286.491650] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.493949] 172*16kB [ 286.499044] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.501169] (UMEH) [ 286.505412] __run_timers+0x7e5/0xc70 [ 286.507802] 71*32kB [ 286.512040] ? timer_fixup_init+0x70/0x70 [ 286.514246] (UME) [ 286.518046] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 286.520344] 13*64kB [ 286.524495] ? zap_class+0x640/0x640 [ 286.526624] (UMH) [ 286.531648] ? enqueue_hrtimer+0x1a5/0x560 [ 286.533952] 1*128kB [ 286.537658] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 286.539785] (U) [ 286.544020] ? find_held_lock+0x36/0x1c0 [ 286.546350] 0*256kB [ 286.551601] ? zap_class+0x640/0x640 [ 286.553556] 0*512kB [ 286.557622] ? pvclock_read_flags+0x160/0x160 [ 286.559918] 1*1024kB [ 286.563631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.565931] (U) [ 286.570422] ? check_preemption_disabled+0x48/0x280 [ 286.572822] 0*2048kB [ 286.578369] ? __lock_is_held+0xb5/0x140 [ 286.580313] 0*4096kB [ 286.585341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.587728] = 13880kB [ 286.591785] ? check_preemption_disabled+0x48/0x280 [ 286.594182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 286.599707] run_timer_softirq+0x52/0xb0 [ 286.602098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 286.607105] ? rcu_read_lock_sched_held+0x14f/0x180 [ 286.615914] 163 total pagecache pages [ 286.619968] __do_softirq+0x308/0xb7e [ 286.628531] 0 pages in swap cache [ 286.633536] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 286.637328] Swap cache stats: add 0, delete 0, find 0/0 [ 286.641147] ? lock_downgrade+0x900/0x900 [ 286.644576] Free swap = 0kB [ 286.649071] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 286.654412] Total swap = 0kB [ 286.658562] ? pvclock_read_flags+0x160/0x160 [ 286.661555] 1965979 pages RAM [ 286.666653] ? lapic_next_event+0x5a/0x90 [ 286.669647] 0 pages HighMem/MovableOnly [ 286.674142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.677218] 342867 pages reserved [ 286.677226] 0 pages cma reserved [ 286.681376] ? kvm_clock_read+0x18/0x30 [ 286.685416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 286.690849] ? kvm_sched_clock_read+0x9/0x20 [ 286.694373] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 286.697654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.701612] rsyslogd cpuset= [ 286.708101] ? check_preemption_disabled+0x48/0x280 [ 286.712483] / [ 286.722531] irq_exit+0x17f/0x1c0 [ 286.728041] mems_allowed=0 [ 286.731055] smp_apic_timer_interrupt+0x1cb/0x760 [ 286.748941] ? smp_reschedule_interrupt+0x109/0x650 [ 286.753961] ? smp_call_function_single_interrupt+0x650/0x650 [ 286.759853] ? interrupt_entry+0xb5/0xc0 [ 286.763923] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.768939] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.773961] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.778809] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.783828] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.788849] ? task_prio+0x50/0x50 [ 286.792393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.797937] ? check_preemption_disabled+0x48/0x280 [ 286.802959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.807817] apic_timer_interrupt+0xf/0x20 [ 286.812045] [ 286.814291] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 286.819226] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 286.838128] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 286.845847] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 286.853130] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 286.860410] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 286.867680] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 286.874950] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 286.882259] skb_clone+0x1bb/0x500 [ 286.885809] ? finish_task_switch+0x2f4/0x910 [ 286.890306] ? skb_split+0x11e0/0x11e0 [ 286.894198] ? preempt_notifier_register+0x200/0x200 [ 286.899304] ? __switch_to_asm+0x34/0x70 [ 286.903373] ? __switch_to_asm+0x34/0x70 [ 286.907434] ? __switch_to_asm+0x40/0x70 [ 286.911496] ? __switch_to_asm+0x34/0x70 [ 286.915560] ? __switch_to_asm+0x40/0x70 [ 286.919648] ? __switch_to_asm+0x34/0x70 [ 286.923708] ? __switch_to_asm+0x40/0x70 [ 286.927772] ? __switch_to_asm+0x34/0x70 [ 286.931836] ? __switch_to_asm+0x34/0x70 [ 286.935901] ? __switch_to_asm+0x40/0x70 [ 286.939964] ? __switch_to_asm+0x34/0x70 [ 286.944036] bpf_clone_redirect+0xb9/0x490 [ 286.948275] ? __schedule+0x8d7/0x21d0 [ 286.952176] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 286.957196] ? __sched_text_start+0x8/0x8 [ 286.961349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 286.966120] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 286.970705] ? retint_kernel+0x2d/0x2d [ 286.974611] ? find_held_lock+0x36/0x1c0 [ 286.978682] ? lock_acquire+0x1ed/0x520 [ 286.982663] ? bpf_test_run+0x3cb/0x780 [ 286.986644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.992188] ? check_preemption_disabled+0x48/0x280 [ 286.997215] ? kasan_check_read+0x11/0x20 [ 287.001376] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.006657] ? rcu_softirq_qs+0x20/0x20 [ 287.010639] ? preempt_schedule+0x4d/0x60 [ 287.014796] ? ___preempt_schedule+0x16/0x18 [ 287.019219] ? bpf_test_run+0x25d/0x780 [ 287.023209] ? netlink_diag_dump+0x2a0/0x2a0 [ 287.027627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.033165] ? bpf_test_init.isra.10+0x70/0x100 [ 287.037840] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 287.042618] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 287.047464] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 287.053006] ? fput+0x130/0x1a0 [ 287.056293] ? __bpf_prog_get+0x9b/0x290 [ 287.060365] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 287.065211] ? bpf_prog_test_run+0x130/0x1a0 [ 287.069631] ? __x64_sys_bpf+0x3d8/0x520 [ 287.073695] ? bpf_prog_get+0x20/0x20 [ 287.077518] ? do_syscall_64+0x1b9/0x820 [ 287.081594] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 287.086980] ? syscall_return_slowpath+0x5e0/0x5e0 [ 287.091914] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.096767] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.101787] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 287.106810] ? prepare_exit_to_usermode+0x291/0x3b0 [ 287.111837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.116694] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.122080] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 287.122173] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.128573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.128579] Call Trace: [ 287.128595] [ 287.128613] dump_stack+0x244/0x39d [ 287.128631] ? dump_stack_print_info.cold.1+0x20/0x20 [ 287.135221] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.144474] warn_alloc.cold.117+0xb7/0x1bd [ 287.147028] syz-executor2 cpuset= [ 287.149172] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.152779] syz2 [ 287.157966] ? lock_downgrade+0x900/0x900 [ 287.168428] mems_allowed=0 [ 287.172744] ? trace_hardirqs_off+0xb8/0x310 [ 287.194429] ? trace_hardirqs_off+0xb8/0x310 [ 287.198900] __alloc_pages_slowpath+0x2660/0x2d70 [ 287.203778] ? warn_alloc+0x120/0x120 [ 287.207596] ? warn_alloc+0x120/0x120 [ 287.211407] ? print_usage_bug+0xc0/0xc0 [ 287.215701] ? warn_alloc+0x120/0x120 [ 287.219522] ? print_usage_bug+0xc0/0xc0 [ 287.223649] ? __lock_acquire+0x62f/0x4c20 [ 287.227892] ? __lock_acquire+0x62f/0x4c20 [ 287.232137] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.237673] ? should_fail+0x22d/0xd01 [ 287.241569] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.246686] ? __lock_acquire+0x62f/0x4c20 [ 287.250925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.256033] ? __lock_acquire+0x62f/0x4c20 [ 287.260269] ? should_fail+0x22d/0xd01 [ 287.264173] ? mark_held_locks+0x130/0x130 [ 287.268418] ? mark_held_locks+0x130/0x130 [ 287.272653] ? zap_class+0x640/0x640 [ 287.276390] ? zap_class+0x640/0x640 [ 287.280121] ? print_usage_bug+0xc0/0xc0 [ 287.284186] ? wq_watchdog_touch+0x9c/0xfe [ 287.288434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.293978] ? check_preemption_disabled+0x48/0x280 [ 287.299007] ? __lock_is_held+0xb5/0x140 [ 287.303079] __alloc_pages_nodemask+0xa80/0xde0 [ 287.307751] ? zap_class+0x640/0x640 [ 287.311472] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 287.316504] ? find_held_lock+0x36/0x1c0 [ 287.320590] ? ____cache_alloc_node+0x1c7/0x1e0 [ 287.325272] ? lock_downgrade+0x900/0x900 [ 287.329435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.334983] cache_grow_begin+0xa5/0x8c0 [ 287.339050] ? do_raw_spin_unlock+0xa7/0x330 [ 287.343471] fallback_alloc+0x204/0x2e0 [ 287.347461] ____cache_alloc_node+0x1c7/0x1e0 [ 287.351968] kmem_cache_alloc_node+0xe3/0x730 [ 287.356472] ? ipv6_get_ifaddr+0x42e/0x620 [ 287.360721] __alloc_skb+0x119/0x770 [ 287.364440] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.369726] ? netdev_alloc_frag+0x1f0/0x1f0 [ 287.374140] ? lock_downgrade+0x900/0x900 [ 287.378301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.383848] ? refcount_sub_and_test_checked+0x203/0x310 [ 287.389317] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 287.394778] ? addrconf_rs_timer+0x690/0x690 [ 287.399201] ndisc_alloc_skb+0x144/0x340 [ 287.403272] ndisc_send_rs+0x331/0x6e0 [ 287.407170] addrconf_rs_timer+0x314/0x690 [ 287.411416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.415672] call_timer_fn+0x272/0x920 [ 287.419564] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.423812] ? process_timeout+0x40/0x40 [ 287.427896] ? mark_held_locks+0xc7/0x130 [ 287.432055] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.436555] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.441065] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.445307] ? lockdep_hardirqs_on+0x296/0x5b0 [ 287.449896] ? trace_hardirqs_on+0xbd/0x310 [ 287.454226] ? kasan_check_read+0x11/0x20 [ 287.458381] ? __run_timers+0x7da/0xc70 [ 287.462362] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.467484] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 287.471722] __run_timers+0x7e5/0xc70 [ 287.475540] ? timer_fixup_init+0x70/0x70 [ 287.479695] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 287.484719] ? zap_class+0x640/0x640 [ 287.488440] ? print_usage_bug+0xc0/0xc0 [ 287.492521] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 287.497723] ? find_held_lock+0x36/0x1c0 [ 287.501795] ? zap_class+0x640/0x640 [ 287.505518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.511059] ? check_preemption_disabled+0x48/0x280 [ 287.516090] ? __lock_is_held+0xb5/0x140 [ 287.520155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.525699] ? check_preemption_disabled+0x48/0x280 [ 287.530727] run_timer_softirq+0x52/0xb0 [ 287.534797] ? rcu_read_lock_sched_held+0x14f/0x180 [ 287.539815] __do_softirq+0x308/0xb7e [ 287.543627] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 287.548127] ? lock_downgrade+0x900/0x900 [ 287.552280] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 287.557401] ? pvclock_read_flags+0x160/0x160 [ 287.561906] ? lapic_next_event+0x5a/0x90 [ 287.566061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.571616] ? kvm_clock_read+0x18/0x30 [ 287.575605] ? kvm_sched_clock_read+0x9/0x20 [ 287.580021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.585568] ? check_preemption_disabled+0x48/0x280 [ 287.590613] irq_exit+0x17f/0x1c0 [ 287.594073] smp_apic_timer_interrupt+0x1cb/0x760 [ 287.598920] ? smp_call_function_single_interrupt+0x650/0x650 [ 287.604812] ? interrupt_entry+0xb5/0xc0 [ 287.608885] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.613904] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.618929] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.623774] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.628790] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.633809] ? task_prio+0x50/0x50 [ 287.637355] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.642913] ? check_preemption_disabled+0x48/0x280 [ 287.647937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.652798] apic_timer_interrupt+0xf/0x20 [ 287.657029] [ 287.659271] RIP: 0010:dump_stack+0x358/0x39d [ 287.663685] 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 [ 287.682613] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 287.690333] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 287.697608] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 287.704882] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 287.712158] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 287.719424] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 287.726719] ? dump_stack+0x34f/0x39d [ 287.730533] ? dump_stack_print_info.cold.1+0x20/0x20 [ 287.735737] dump_header+0x27b/0xf72 [ 287.739478] ? mark_held_locks+0x130/0x130 [ 287.743716] ? pagefault_out_of_memory+0x197/0x197 [ 287.748654] ? __lock_acquire+0x62f/0x4c20 [ 287.752892] ? zap_class+0x640/0x640 [ 287.756622] ? percpu_ref_get_many+0x240/0x240 [ 287.761208] ? print_usage_bug+0xc0/0xc0 [ 287.765273] ? print_usage_bug+0xc0/0xc0 [ 287.769340] ? zap_class+0x640/0x640 [ 287.773059] ? print_usage_bug+0xc0/0xc0 [ 287.777121] ? print_usage_bug+0xc0/0xc0 [ 287.781197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.786744] ? find_held_lock+0x36/0x1c0 [ 287.790820] ? mark_held_locks+0xc7/0x130 [ 287.794980] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 287.800089] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 287.805197] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 287.809788] ? trace_hardirqs_on+0xbd/0x310 [ 287.814115] ? kasan_check_read+0x11/0x20 [ 287.818265] ? ___ratelimit+0x3b4/0x672 [ 287.822244] ? trace_hardirqs_off_caller+0x310/0x310 [ 287.827351] ? trace_hardirqs_on+0x310/0x310 [ 287.831765] ? lock_downgrade+0x900/0x900 [ 287.835924] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 287.841032] ? ___ratelimit+0x3b9/0x672 [ 287.845012] ? idr_get_free+0xec0/0xec0 [ 287.848986] ? find_held_lock+0x36/0x1c0 [ 287.853063] oom_kill_process.cold.27+0x10/0x903 [ 287.857823] ? zap_class+0x640/0x640 [ 287.861547] ? check_preemption_disabled+0x48/0x280 [ 287.866573] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 287.871515] ? kasan_check_read+0x11/0x20 [ 287.875668] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.880946] ? oom_evaluate_task+0x540/0x540 [ 287.885362] ? find_held_lock+0x36/0x1c0 [ 287.889434] ? out_of_memory+0x974/0x1430 [ 287.893594] ? lock_downgrade+0x900/0x900 [ 287.897743] ? check_preemption_disabled+0x48/0x280 [ 287.902766] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 287.907696] ? kasan_check_read+0x11/0x20 [ 287.911852] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 287.917138] ? rcu_softirq_qs+0x20/0x20 [ 287.921123] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 287.926665] ? oom_evaluate_task+0x302/0x540 [ 287.931081] out_of_memory+0xa84/0x1430 [ 287.935067] ? oom_killer_disable+0x3a0/0x3a0 [ 287.939568] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 287.944514] ? __mutex_add_waiter+0x2a0/0x2a0 [ 287.949027] __alloc_pages_slowpath+0x22d4/0x2d70 [ 287.953904] ? warn_alloc+0x120/0x120 [ 287.957706] ? rcu_softirq_qs+0x20/0x20 [ 287.961715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.967257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.972794] ? should_fail+0x22d/0xd01 [ 287.976689] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.981795] ? zap_class+0x640/0x640 [ 287.985533] ? __lock_is_held+0xb5/0x140 [ 287.989613] ? mark_held_locks+0x130/0x130 [ 287.993859] ? lock_release+0xa00/0xa00 [ 287.997837] ? perf_trace_sched_process_exec+0x860/0x860 [ 288.003307] ? __might_sleep+0x95/0x190 [ 288.007289] __alloc_pages_nodemask+0xa80/0xde0 [ 288.011968] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 288.016998] ? __page_cache_alloc+0x191/0x5c0 [ 288.021504] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 288.026437] ? kasan_check_read+0x11/0x20 [ 288.030597] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.035886] ? zap_class+0x640/0x640 [ 288.039615] ? zap_class+0x640/0x640 [ 288.043331] ? zap_class+0x640/0x640 [ 288.047053] ? __do_page_cache_readahead+0x7ce/0x980 [ 288.052165] ? find_held_lock+0x36/0x1c0 [ 288.056236] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 288.061782] alloc_pages_current+0x173/0x350 [ 288.066198] __page_cache_alloc+0x38c/0x5c0 [ 288.070523] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 288.075457] ? kasan_check_read+0x11/0x20 [ 288.079619] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.084899] ? generic_perform_write+0x6a0/0x6a0 [ 288.089662] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.095206] ? check_preemption_disabled+0x48/0x280 [ 288.100230] filemap_fault+0x1594/0x25f0 [ 288.104309] ? __lock_page_or_retry+0xa00/0xa00 [ 288.108981] ? mark_held_locks+0x130/0x130 [ 288.113218] ? rcu_softirq_qs+0x20/0x20 [ 288.117207] ? filemap_map_pages+0xe04/0x1990 [ 288.121710] ? lock_downgrade+0x900/0x900 [ 288.125866] ? check_preemption_disabled+0x48/0x280 [ 288.130918] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 288.135850] ? kasan_check_read+0x11/0x20 [ 288.140013] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 288.144949] ? rcu_softirq_qs+0x20/0x20 [ 288.148927] ? rcu_softirq_qs+0x20/0x20 [ 288.152905] ? unwind_dump+0x190/0x190 [ 288.156810] ? kernel_text_address+0x79/0xf0 [ 288.161223] ? __kernel_text_address+0xd/0x40 [ 288.165722] ? unwind_get_return_address+0x61/0xa0 [ 288.170659] ? __save_stack_trace+0x8d/0xf0 [ 288.174997] ? lock_acquire+0x1ed/0x520 [ 288.178976] ? ext4_filemap_fault+0x7a/0xad [ 288.183310] ? lock_release+0xa00/0xa00 [ 288.187292] ? perf_trace_sched_process_exec+0x860/0x860 [ 288.192749] ? print_usage_bug+0xc0/0xc0 [ 288.196846] ? print_usage_bug+0xc0/0xc0 [ 288.200948] ? __x64_sys_read+0x73/0xb0 [ 288.204926] ? print_usage_bug+0xc0/0xc0 [ 288.209002] ? down_read+0x8d/0x120 [ 288.212632] ? ext4_filemap_fault+0x7a/0xad [ 288.216957] ? __down_interruptible+0x700/0x700 [ 288.221638] ext4_filemap_fault+0x82/0xad [ 288.225804] __do_fault+0x100/0x6b0 [ 288.229436] ? trace_hardirqs_on+0xbd/0x310 [ 288.233765] ? pmd_devmap_trans_unstable+0x220/0x220 [ 288.238896] ? mark_held_locks+0x130/0x130 [ 288.243135] ? mark_held_locks+0x130/0x130 [ 288.247372] ? do_syslog+0x147b/0x1690 [ 288.251273] ? do_syslog+0x309/0x1690 [ 288.255081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.260629] __handle_mm_fault+0x307c/0x5920 [ 288.265049] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 288.269897] ? find_held_lock+0x36/0x1c0 [ 288.273978] ? zap_class+0x640/0x640 [ 288.277694] ? zap_class+0x640/0x640 [ 288.281419] ? find_held_lock+0x36/0x1c0 [ 288.285495] ? handle_mm_fault+0x42a/0xc70 [ 288.289733] ? lock_downgrade+0x900/0x900 [ 288.293887] ? check_preemption_disabled+0x48/0x280 [ 288.298917] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 288.303875] ? kasan_check_read+0x11/0x20 [ 288.308026] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.313312] ? rcu_softirq_qs+0x20/0x20 [ 288.317292] ? trace_hardirqs_off_caller+0x310/0x310 [ 288.322400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.327938] ? check_preemption_disabled+0x48/0x280 [ 288.332966] handle_mm_fault+0x54f/0xc70 [ 288.337031] ? __handle_mm_fault+0x5920/0x5920 [ 288.341631] ? find_vma+0x34/0x190 [ 288.345301] __do_page_fault+0x5e8/0xe60 [ 288.349365] ? trace_hardirqs_off+0xb8/0x310 [ 288.353786] ? kernel_write+0x120/0x120 [ 288.357778] do_page_fault+0xf2/0x7e0 [ 288.361581] ? vmalloc_sync_all+0x30/0x30 [ 288.365744] ? error_entry+0x70/0xd0 [ 288.369467] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.374485] ? trace_hardirqs_on_caller+0xc0/0x310 [ 288.379419] ? syscall_return_slowpath+0x5e0/0x5e0 [ 288.384351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.389198] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.394216] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 288.399674] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 288.404696] ? prepare_exit_to_usermode+0x291/0x3b0 [ 288.409719] ? page_fault+0x8/0x30 [ 288.413267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.418115] ? page_fault+0x8/0x30 [ 288.421660] page_fault+0x1e/0x30 [ 288.425116] RIP: 0033:0x7fb372d071fd [ 288.428845] Code: Bad RIP value. [ 288.432217] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 288.437589] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 288.444869] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 288.452136] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 288.459407] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 288.466676] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 288.473975] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 288.473981] warn_alloc_show_mem: 1 callbacks suppressed [ 288.473988] Mem-Info: [ 288.480917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.486289] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 288.486289] active_file:12 inactive_file:13 isolated_file:0 [ 288.486289] unevictable:0 dirty:0 writeback:0 unstable:0 [ 288.486289] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 288.486289] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 288.486289] free:13647 free_pcp:167 free_cma:0 [ 288.488665] Call Trace: [ 288.498053] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 288.530900] [ 288.533472] Node 0 [ 288.560978] dump_stack+0x244/0x39d [ 288.563126] 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 [ 288.565334] ? dump_stack_print_info.cold.1+0x20/0x20 [ 288.568935] lowmem_reserve[]: [ 288.594460] warn_alloc.cold.117+0xb7/0x1bd [ 288.599616] 0 [ 288.602721] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 288.607017] 2818 [ 288.608819] ? lock_downgrade+0x900/0x900 [ 288.613634] 6321 [ 288.615698] ? trace_hardirqs_off+0xb8/0x310 [ 288.619820] 6321 [ 288.621881] ? trace_hardirqs_off+0xb8/0x310 [ 288.628326] __alloc_pages_slowpath+0x2660/0x2d70 [ 288.632707] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 288.637570] ? warn_alloc+0x120/0x120 [ 288.637597] ? warn_alloc+0x120/0x120 [ 288.665247] lowmem_reserve[]: [ 288.669043] ? print_usage_bug+0xc0/0xc0 [ 288.672820] 0 [ 288.675922] ? warn_alloc+0x120/0x120 [ 288.679958] 0 [ 288.681759] ? print_usage_bug+0xc0/0xc0 [ 288.685536] 3503 [ 288.687336] ? __lock_acquire+0x62f/0x4c20 [ 288.691373] 3503 [ 288.693434] ? __lock_acquire+0x62f/0x4c20 [ 288.699714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.703920] Node 0 [ 288.709445] ? should_fail+0x22d/0xd01 [ 288.709481] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 288.711689] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.715554] lowmem_reserve[]: [ 288.743835] ? __lock_acquire+0x62f/0x4c20 [ 288.748911] 0 [ 288.752012] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.756220] 0 [ 288.758022] ? __lock_acquire+0x62f/0x4c20 [ 288.763101] 0 [ 288.764898] ? should_fail+0x22d/0xd01 [ 288.769110] 0 [ 288.770913] ? mark_held_locks+0x130/0x130 [ 288.776568] ? mark_held_locks+0x130/0x130 [ 288.780787] Node 0 DMA: [ 288.785021] ? zap_class+0x640/0x640 [ 288.785025] 1*4kB (U) [ 288.787698] ? print_usage_bug+0xc0/0xc0 [ 288.791388] 0*8kB [ 288.793882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.797916] 0*16kB [ 288.800060] ? check_preemption_disabled+0x48/0x280 [ 288.805574] 1*32kB [ 288.807819] ? __lock_is_held+0xb5/0x140 [ 288.812809] (U) [ 288.815047] __alloc_pages_nodemask+0xa80/0xde0 [ 288.819082] 2*64kB [ 288.821051] ? zap_class+0x640/0x640 [ 288.825695] (U) [ 288.827932] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 288.831624] 1*128kB [ 288.833611] ? find_held_lock+0x36/0x1c0 [ 288.838603] (U) [ 288.840930] ? ____cache_alloc_node+0x1c7/0x1e0 [ 288.844960] 1*256kB [ 288.846931] ? lock_downgrade+0x900/0x900 [ 288.851575] (U) [ 288.853927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.858052] 0*512kB [ 288.860026] cache_grow_begin+0xa5/0x8c0 [ 288.865537] 1*1024kB [ 288.867854] ? do_raw_spin_unlock+0xa7/0x330 [ 288.871894] (U) [ 288.874308] fallback_alloc+0x204/0x2e0 [ 288.878695] 1*2048kB [ 288.880671] ____cache_alloc_node+0x1c7/0x1e0 [ 288.884620] (M) [ 288.887028] kmem_cache_alloc_node+0xe3/0x730 [ 288.891504] 3*4096kB [ 288.893506] ? ipv6_get_ifaddr+0x42e/0x620 [ 288.897974] (M) [ 288.900391] __alloc_skb+0x119/0x770 [ 288.904617] = 15908kB [ 288.906600] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 288.910284] Node 0 [ 288.912692] ? netdev_alloc_frag+0x1f0/0x1f0 [ 288.917955] DMA32: [ 288.920205] ? lock_downgrade+0x900/0x900 [ 288.924605] 4*4kB [ 288.926841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.930961] (M) [ 288.933111] ? refcount_sub_and_test_checked+0x203/0x310 [ 288.938619] 0*8kB [ 288.940602] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 288.946029] 3*16kB [ 288.948176] ? addrconf_rs_timer+0x690/0x690 [ 288.953608] (UM) [ 288.955848] ndisc_alloc_skb+0x144/0x340 [ 288.960229] 2*32kB [ 288.962287] ndisc_send_rs+0x331/0x6e0 [ 288.966323] (UM) [ 288.968557] addrconf_rs_timer+0x314/0x690 [ 288.972423] 4*64kB [ 288.974481] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.978690] (UM) [ 288.980932] call_timer_fn+0x272/0x920 [ 288.985133] 5*128kB [ 288.987189] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.991053] (UM) [ 288.993374] ? process_timeout+0x40/0x40 [ 288.997581] 3*256kB [ 288.999654] ? __run_timers+0x7da/0xc70 [ 289.003684] (M) [ 289.006004] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.009953] 3*512kB [ 289.011943] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.016416] (M) [ 289.018735] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.023210] 3*1024kB (UM) [ 289.025200] ? lockdep_hardirqs_on+0x296/0x5b0 [ 289.029404] 1*2048kB [ 289.032245] ? trace_hardirqs_on+0xbd/0x310 [ 289.036798] (M) [ 289.039208] ? kasan_check_read+0x11/0x20 [ 289.043502] 4*4096kB [ 289.045479] ? __run_timers+0x7da/0xc70 [ 289.049604] (M) [ 289.052014] ? trace_hardirqs_off_caller+0x310/0x310 [ 289.055964] = 24832kB [ 289.057948] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.063018] Node 0 [ 289.065426] __run_timers+0x7e5/0xc70 [ 289.069655] Normal: [ 289.071895] ? timer_fixup_init+0x70/0x70 [ 289.075667] 792*4kB [ 289.077991] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 289.082114] (MEH) [ 289.084434] ? zap_class+0x640/0x640 [ 289.089429] 463*8kB [ 289.091575] ? enqueue_hrtimer+0x1a5/0x560 [ 289.095271] (UME) [ 289.097597] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 289.101809] 172*16kB [ 289.103954] ? find_held_lock+0x36/0x1c0 [ 289.109116] (UMEH) [ 289.111523] ? zap_class+0x640/0x640 [ 289.115561] 71*32kB [ 289.117807] ? pvclock_read_flags+0x160/0x160 [ 289.121492] (UME) [ 289.123816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.128288] 13*64kB [ 289.130436] ? check_preemption_disabled+0x48/0x280 [ 289.135946] (UMH) [ 289.138271] ? __lock_is_held+0xb5/0x140 [ 289.143262] 1*128kB [ 289.145408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.149448] (U) [ 289.151766] ? check_preemption_disabled+0x48/0x280 [ 289.157281] 0*256kB [ 289.159256] run_timer_softirq+0x52/0xb0 [ 289.164247] 0*512kB [ 289.166566] ? rcu_read_lock_sched_held+0x14f/0x180 [ 289.170613] 1*1024kB [ 289.172931] __do_softirq+0x308/0xb7e [ 289.177921] (U) [ 289.180328] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 289.184104] 0*2048kB [ 289.186073] ? lock_downgrade+0x900/0x900 [ 289.190547] 0*4096kB [ 289.192957] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 289.197081] = 13880kB [ 289.199493] ? pvclock_read_flags+0x160/0x160 [ 289.204576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.206985] ? lapic_next_event+0x5a/0x90 [ 289.211463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.220480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.224613] 163 total pagecache pages [ 289.233182] ? kvm_clock_read+0x18/0x30 [ 289.238703] 0 pages in swap cache [ 289.242489] ? kvm_sched_clock_read+0x9/0x20 [ 289.246444] Swap cache stats: add 0, delete 0, find 0/0 [ 289.249886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.254273] Free swap = 0kB [ 289.259634] ? check_preemption_disabled+0x48/0x280 [ 289.265145] Total swap = 0kB [ 289.268166] irq_exit+0x17f/0x1c0 [ 289.273152] 1965979 pages RAM [ 289.276165] smp_apic_timer_interrupt+0x1cb/0x760 [ 289.279601] 0 pages HighMem/MovableOnly [ 289.282700] ? smp_reschedule_interrupt+0x109/0x650 [ 289.287519] 342867 pages reserved [ 289.291486] ? smp_call_function_single_interrupt+0x650/0x650 [ 289.296478] 0 pages cma reserved [ 289.299926] ? interrupt_entry+0xb5/0xc0 [ 289.305893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.309153] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.313254] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.319673] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.324669] rsyslogd cpuset= [ 289.334718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.339731] / [ 289.342749] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.347569] mems_allowed=0 [ 289.349285] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.362212] ? task_prio+0x50/0x50 [ 289.365786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.371332] ? check_preemption_disabled+0x48/0x280 [ 289.376383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.381241] apic_timer_interrupt+0xf/0x20 [ 289.385469] [ 289.387717] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 289.392654] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 289.411559] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 289.419279] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 289.426549] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 289.433824] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 289.441089] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 289.448364] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 289.455690] skb_clone+0x1bb/0x500 [ 289.459236] ? finish_task_switch+0x2f4/0x910 [ 289.463739] ? skb_split+0x11e0/0x11e0 [ 289.467634] ? preempt_notifier_register+0x200/0x200 [ 289.472741] ? __switch_to_asm+0x34/0x70 [ 289.476805] ? __switch_to_asm+0x34/0x70 [ 289.480865] ? __switch_to_asm+0x40/0x70 [ 289.484926] ? __switch_to_asm+0x34/0x70 [ 289.488987] ? __switch_to_asm+0x40/0x70 [ 289.493049] ? __switch_to_asm+0x34/0x70 [ 289.497113] ? __switch_to_asm+0x40/0x70 [ 289.501175] ? __switch_to_asm+0x34/0x70 [ 289.505236] ? __switch_to_asm+0x34/0x70 [ 289.509300] ? __switch_to_asm+0x40/0x70 [ 289.513368] ? __switch_to_asm+0x34/0x70 [ 289.517444] bpf_clone_redirect+0xb9/0x490 [ 289.521683] ? __schedule+0x8d7/0x21d0 [ 289.525590] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 289.530622] ? __sched_text_start+0x8/0x8 [ 289.534773] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 289.539538] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 289.544122] ? retint_kernel+0x2d/0x2d [ 289.548020] ? find_held_lock+0x36/0x1c0 [ 289.552096] ? lock_acquire+0x1ed/0x520 [ 289.556075] ? bpf_test_run+0x3cb/0x780 [ 289.560054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.565603] ? check_preemption_disabled+0x48/0x280 [ 289.570635] ? kasan_check_read+0x11/0x20 [ 289.574792] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 289.580076] ? rcu_softirq_qs+0x20/0x20 [ 289.584056] ? preempt_schedule+0x4d/0x60 [ 289.588211] ? ___preempt_schedule+0x16/0x18 [ 289.592629] ? bpf_test_run+0x25d/0x780 [ 289.596626] ? netlink_diag_dump+0x2a0/0x2a0 [ 289.601038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.606580] ? bpf_test_init.isra.10+0x70/0x100 [ 289.611267] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 289.616038] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.620880] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 289.626423] ? fput+0x130/0x1a0 [ 289.629708] ? __bpf_prog_get+0x9b/0x290 [ 289.633776] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 289.638623] ? bpf_prog_test_run+0x130/0x1a0 [ 289.643041] ? __x64_sys_bpf+0x3d8/0x520 [ 289.647107] ? bpf_prog_get+0x20/0x20 [ 289.650934] ? do_syscall_64+0x1b9/0x820 [ 289.655001] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 289.660374] ? syscall_return_slowpath+0x5e0/0x5e0 [ 289.665310] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.670156] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.675174] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 289.680198] ? prepare_exit_to_usermode+0x291/0x3b0 [ 289.685223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.690081] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.695463] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 289.695547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.701955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.701965] Call Trace: [ 289.708541] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.717788] [ 289.720365] syz-executor2 cpuset= [ 289.730844] dump_stack+0x244/0x39d [ 289.732971] syz2 [ 289.736419] ? dump_stack_print_info.cold.1+0x20/0x20 [ 289.740024] mems_allowed=0 [ 289.742003] warn_alloc.cold.117+0xb7/0x1bd [ 289.754392] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.759245] ? lock_downgrade+0x900/0x900 [ 289.763407] ? trace_hardirqs_off+0xb8/0x310 [ 289.767823] ? trace_hardirqs_off+0xb8/0x310 [ 289.772252] __alloc_pages_slowpath+0x2660/0x2d70 [ 289.777134] ? warn_alloc+0x120/0x120 [ 289.780943] ? zap_class+0x640/0x640 [ 289.784683] ? warn_alloc+0x120/0x120 [ 289.788494] ? print_usage_bug+0xc0/0xc0 [ 289.792562] ? warn_alloc+0x120/0x120 [ 289.796378] ? print_usage_bug+0xc0/0xc0 [ 289.800445] ? __lock_acquire+0x62f/0x4c20 [ 289.804708] ? __lock_acquire+0x62f/0x4c20 [ 289.808959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.814502] ? should_fail+0x22d/0xd01 [ 289.818399] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.823512] ? __lock_acquire+0x62f/0x4c20 [ 289.827752] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.832868] ? __lock_acquire+0x62f/0x4c20 [ 289.837104] ? should_fail+0x22d/0xd01 [ 289.840995] ? find_held_lock+0x36/0x1c0 [ 289.845070] ? mark_held_locks+0x130/0x130 [ 289.849315] ? mark_held_locks+0x130/0x130 [ 289.853555] ? zap_class+0x640/0x640 [ 289.857283] ? zap_class+0x640/0x640 [ 289.861005] ? print_usage_bug+0xc0/0xc0 [ 289.865071] ? do_raw_spin_unlock+0xa7/0x330 [ 289.869486] ? zap_class+0x640/0x640 [ 289.873205] ? print_usage_bug+0xc0/0xc0 [ 289.877272] ? wq_watchdog_touch+0x9c/0xfe [ 289.881518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.887063] ? check_preemption_disabled+0x48/0x280 [ 289.892095] ? __lock_is_held+0xb5/0x140 [ 289.896168] __alloc_pages_nodemask+0xa80/0xde0 [ 289.900843] ? zap_class+0x640/0x640 [ 289.904573] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 289.909623] ? find_held_lock+0x36/0x1c0 [ 289.913702] ? ____cache_alloc_node+0x1c7/0x1e0 [ 289.918378] ? lock_downgrade+0x900/0x900 [ 289.922543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.928110] cache_grow_begin+0xa5/0x8c0 [ 289.932178] ? do_raw_spin_unlock+0xa7/0x330 [ 289.936642] fallback_alloc+0x204/0x2e0 [ 289.940646] ____cache_alloc_node+0x1c7/0x1e0 [ 289.945168] kmem_cache_alloc_node+0xe3/0x730 [ 289.949677] ? ipv6_get_ifaddr+0x42e/0x620 [ 289.953926] __alloc_skb+0x119/0x770 [ 289.957647] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 289.962932] ? netdev_alloc_frag+0x1f0/0x1f0 [ 289.967347] ? lock_downgrade+0x900/0x900 [ 289.971512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.977061] ? refcount_sub_and_test_checked+0x203/0x310 [ 289.982524] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 289.987985] ? addrconf_rs_timer+0x690/0x690 [ 289.992411] ndisc_alloc_skb+0x144/0x340 [ 289.996484] ndisc_send_rs+0x331/0x6e0 [ 290.000383] addrconf_rs_timer+0x314/0x690 [ 290.004627] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.008885] call_timer_fn+0x272/0x920 [ 290.012778] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.017024] ? process_timeout+0x40/0x40 [ 290.021099] ? mark_held_locks+0xc7/0x130 [ 290.025256] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.029758] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.034256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.038498] ? lockdep_hardirqs_on+0x296/0x5b0 [ 290.043090] ? trace_hardirqs_on+0xbd/0x310 [ 290.047418] ? kasan_check_read+0x11/0x20 [ 290.051570] ? __run_timers+0x7da/0xc70 [ 290.055558] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.060682] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.064930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 290.069178] __run_timers+0x7e5/0xc70 [ 290.073002] ? timer_fixup_init+0x70/0x70 [ 290.077157] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 290.082184] ? zap_class+0x640/0x640 [ 290.085910] ? print_usage_bug+0xc0/0xc0 [ 290.089982] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 290.095183] ? find_held_lock+0x36/0x1c0 [ 290.099256] ? zap_class+0x640/0x640 [ 290.102980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.108523] ? check_preemption_disabled+0x48/0x280 [ 290.113552] ? __lock_is_held+0xb5/0x140 [ 290.117622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.123162] ? check_preemption_disabled+0x48/0x280 [ 290.128188] run_timer_softirq+0x52/0xb0 [ 290.132252] ? rcu_read_lock_sched_held+0x14f/0x180 [ 290.137274] __do_softirq+0x308/0xb7e [ 290.141086] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 290.145581] ? lock_downgrade+0x900/0x900 [ 290.149749] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 290.154866] ? pvclock_read_flags+0x160/0x160 [ 290.159373] ? lapic_next_event+0x5a/0x90 [ 290.163527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.169074] ? kvm_clock_read+0x18/0x30 [ 290.173051] ? kvm_sched_clock_read+0x9/0x20 [ 290.177467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.183006] ? check_preemption_disabled+0x48/0x280 [ 290.188042] irq_exit+0x17f/0x1c0 [ 290.191507] smp_apic_timer_interrupt+0x1cb/0x760 [ 290.196359] ? smp_call_function_single_interrupt+0x650/0x650 [ 290.202258] ? interrupt_entry+0xb5/0xc0 [ 290.206330] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.211353] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.216408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.221261] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.226283] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.231304] ? task_prio+0x50/0x50 [ 290.234851] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.240400] ? check_preemption_disabled+0x48/0x280 [ 290.245424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.250283] apic_timer_interrupt+0xf/0x20 [ 290.254515] [ 290.256757] RIP: 0010:dump_stack+0x358/0x39d [ 290.261171] 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 [ 290.280072] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 290.287785] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 290.295056] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 290.302322] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 290.309597] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 290.316872] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 290.324168] ? dump_stack+0x34f/0x39d [ 290.327985] ? dump_stack_print_info.cold.1+0x20/0x20 [ 290.333192] dump_header+0x27b/0xf72 [ 290.336924] ? mark_held_locks+0x130/0x130 [ 290.341164] ? pagefault_out_of_memory+0x197/0x197 [ 290.346289] ? __lock_acquire+0x62f/0x4c20 [ 290.350528] ? zap_class+0x640/0x640 [ 290.354250] ? percpu_ref_get_many+0x240/0x240 [ 290.358836] ? print_usage_bug+0xc0/0xc0 [ 290.362910] ? print_usage_bug+0xc0/0xc0 [ 290.366977] ? zap_class+0x640/0x640 [ 290.370701] ? print_usage_bug+0xc0/0xc0 [ 290.374767] ? print_usage_bug+0xc0/0xc0 [ 290.378839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.384388] ? find_held_lock+0x36/0x1c0 [ 290.388463] ? mark_held_locks+0xc7/0x130 [ 290.392626] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 290.397747] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 290.402871] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 290.407460] ? trace_hardirqs_on+0xbd/0x310 [ 290.411785] ? kasan_check_read+0x11/0x20 [ 290.415931] ? ___ratelimit+0x3b4/0x672 [ 290.419899] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.425012] ? trace_hardirqs_on+0x310/0x310 [ 290.429427] ? lock_downgrade+0x900/0x900 [ 290.433592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 290.438698] ? ___ratelimit+0x3b9/0x672 [ 290.442680] ? idr_get_free+0xec0/0xec0 [ 290.446662] ? find_held_lock+0x36/0x1c0 [ 290.450739] oom_kill_process.cold.27+0x10/0x903 [ 290.455502] ? zap_class+0x640/0x640 [ 290.459223] ? check_preemption_disabled+0x48/0x280 [ 290.464250] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.469185] ? kasan_check_read+0x11/0x20 [ 290.473339] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.478621] ? oom_evaluate_task+0x540/0x540 [ 290.483034] ? find_held_lock+0x36/0x1c0 [ 290.487110] ? out_of_memory+0x974/0x1430 [ 290.491264] ? lock_downgrade+0x900/0x900 [ 290.495412] ? check_preemption_disabled+0x48/0x280 [ 290.500470] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.505443] ? kasan_check_read+0x11/0x20 [ 290.509612] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.514896] ? rcu_softirq_qs+0x20/0x20 [ 290.518886] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 290.524435] ? oom_evaluate_task+0x302/0x540 [ 290.528848] out_of_memory+0xa84/0x1430 [ 290.532836] ? oom_killer_disable+0x3a0/0x3a0 [ 290.537345] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 290.542297] ? __mutex_add_waiter+0x2a0/0x2a0 [ 290.546806] __alloc_pages_slowpath+0x22d4/0x2d70 [ 290.551693] ? warn_alloc+0x120/0x120 [ 290.555500] ? rcu_softirq_qs+0x20/0x20 [ 290.559503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.565046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.570591] ? should_fail+0x22d/0xd01 [ 290.574488] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.579623] ? zap_class+0x640/0x640 [ 290.583379] ? __lock_is_held+0xb5/0x140 [ 290.587496] ? mark_held_locks+0x130/0x130 [ 290.591769] ? lock_release+0xa00/0xa00 [ 290.595759] ? perf_trace_sched_process_exec+0x860/0x860 [ 290.601224] ? __might_sleep+0x95/0x190 [ 290.605208] __alloc_pages_nodemask+0xa80/0xde0 [ 290.609889] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 290.614914] ? __page_cache_alloc+0x191/0x5c0 [ 290.619413] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.624376] ? kasan_check_read+0x11/0x20 [ 290.628526] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.633811] ? zap_class+0x640/0x640 [ 290.637533] ? zap_class+0x640/0x640 [ 290.641276] ? zap_class+0x640/0x640 [ 290.645022] ? __do_page_cache_readahead+0x7ce/0x980 [ 290.650147] ? find_held_lock+0x36/0x1c0 [ 290.654219] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 290.659769] alloc_pages_current+0x173/0x350 [ 290.664190] __page_cache_alloc+0x38c/0x5c0 [ 290.668515] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.673446] ? kasan_check_read+0x11/0x20 [ 290.677607] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.682896] ? generic_perform_write+0x6a0/0x6a0 [ 290.687658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.693211] ? check_preemption_disabled+0x48/0x280 [ 290.698237] filemap_fault+0x1594/0x25f0 [ 290.702360] ? __lock_page_or_retry+0xa00/0xa00 [ 290.707033] ? mark_held_locks+0x130/0x130 [ 290.711271] ? rcu_softirq_qs+0x20/0x20 [ 290.715259] ? filemap_map_pages+0xe04/0x1990 [ 290.719790] ? lock_downgrade+0x900/0x900 [ 290.723937] ? check_preemption_disabled+0x48/0x280 [ 290.728966] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.733939] ? kasan_check_read+0x11/0x20 [ 290.738089] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 290.743021] ? rcu_softirq_qs+0x20/0x20 [ 290.747018] ? rcu_softirq_qs+0x20/0x20 [ 290.750996] ? unwind_dump+0x190/0x190 [ 290.754904] ? kernel_text_address+0x79/0xf0 [ 290.759330] ? __kernel_text_address+0xd/0x40 [ 290.763828] ? unwind_get_return_address+0x61/0xa0 [ 290.768768] ? __save_stack_trace+0x8d/0xf0 [ 290.773104] ? lock_acquire+0x1ed/0x520 [ 290.777083] ? ext4_filemap_fault+0x7a/0xad [ 290.781441] ? lock_release+0xa00/0xa00 [ 290.785444] ? perf_trace_sched_process_exec+0x860/0x860 [ 290.790894] ? print_usage_bug+0xc0/0xc0 [ 290.794960] ? print_usage_bug+0xc0/0xc0 [ 290.799028] ? __x64_sys_read+0x73/0xb0 [ 290.803004] ? print_usage_bug+0xc0/0xc0 [ 290.807084] ? down_read+0x8d/0x120 [ 290.810712] ? ext4_filemap_fault+0x7a/0xad [ 290.815035] ? __down_interruptible+0x700/0x700 [ 290.819717] ext4_filemap_fault+0x82/0xad [ 290.823894] __do_fault+0x100/0x6b0 [ 290.827527] ? trace_hardirqs_on+0xbd/0x310 [ 290.831855] ? pmd_devmap_trans_unstable+0x220/0x220 [ 290.837002] ? mark_held_locks+0x130/0x130 [ 290.841244] ? mark_held_locks+0x130/0x130 [ 290.845485] ? do_syslog+0x147b/0x1690 [ 290.849396] ? do_syslog+0x309/0x1690 [ 290.853203] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.858744] __handle_mm_fault+0x307c/0x5920 [ 290.863165] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 290.868017] ? find_held_lock+0x36/0x1c0 [ 290.872098] ? zap_class+0x640/0x640 [ 290.875815] ? zap_class+0x640/0x640 [ 290.879538] ? find_held_lock+0x36/0x1c0 [ 290.883617] ? handle_mm_fault+0x42a/0xc70 [ 290.887895] ? lock_downgrade+0x900/0x900 [ 290.892072] ? check_preemption_disabled+0x48/0x280 [ 290.897099] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 290.902052] ? kasan_check_read+0x11/0x20 [ 290.906205] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 290.911485] ? rcu_softirq_qs+0x20/0x20 [ 290.915460] ? trace_hardirqs_off_caller+0x310/0x310 [ 290.920566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.926115] ? check_preemption_disabled+0x48/0x280 [ 290.931144] handle_mm_fault+0x54f/0xc70 [ 290.935224] ? __handle_mm_fault+0x5920/0x5920 [ 290.939814] ? find_vma+0x34/0x190 [ 290.943376] __do_page_fault+0x5e8/0xe60 [ 290.947455] ? trace_hardirqs_off+0xb8/0x310 [ 290.951875] ? kernel_write+0x120/0x120 [ 290.955895] do_page_fault+0xf2/0x7e0 [ 290.959716] ? vmalloc_sync_all+0x30/0x30 [ 290.963880] ? error_entry+0x70/0xd0 [ 290.967609] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.972626] ? trace_hardirqs_on_caller+0xc0/0x310 [ 290.977569] ? syscall_return_slowpath+0x5e0/0x5e0 [ 290.982506] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.987370] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.992390] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 290.997843] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 291.002874] ? prepare_exit_to_usermode+0x291/0x3b0 [ 291.007894] ? page_fault+0x8/0x30 [ 291.011441] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.016291] ? page_fault+0x8/0x30 [ 291.019834] page_fault+0x1e/0x30 [ 291.023308] RIP: 0033:0x7fb372d071fd [ 291.027035] Code: Bad RIP value. [ 291.030397] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 291.035765] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 291.043037] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 291.050307] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 291.057614] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 291.064987] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 291.072307] warn_alloc_show_mem: 1 callbacks suppressed [ 291.072319] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 291.072321] Mem-Info: [ 291.072366] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 291.072366] active_file:12 inactive_file:13 isolated_file:0 [ 291.072366] unevictable:0 dirty:0 writeback:0 unstable:0 [ 291.072366] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 291.072366] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 291.072366] free:13647 free_pcp:167 free_cma:0 [ 291.077717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.084678] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.087080] Call Trace: [ 291.119953] Node 0 [ 291.129297] [ 291.156803] 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 [ 291.159367] dump_stack+0x244/0x39d [ 291.161568] lowmem_reserve[]: [ 291.163722] ? dump_stack_print_info.cold.1+0x20/0x20 [ 291.189212] 0 [ 291.192847] warn_alloc.cold.117+0xb7/0x1bd [ 291.195918] 2818 [ 291.201106] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.202889] 6321 [ 291.207212] ? lock_downgrade+0x900/0x900 [ 291.209271] 6321 [ 291.214221] ? trace_hardirqs_off+0xb8/0x310 [ 291.220406] ? trace_hardirqs_off+0xb8/0x310 [ 291.222443] Node 0 [ 291.226848] __alloc_pages_slowpath+0x2660/0x2d70 [ 291.231262] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 291.233490] ? warn_alloc+0x120/0x120 [ 291.238285] lowmem_reserve[]: [ 291.265345] ? warn_alloc+0x120/0x120 [ 291.269121] 0 [ 291.272227] ? print_usage_bug+0xc0/0xc0 [ 291.276002] 0 [ 291.277815] ? warn_alloc+0x120/0x120 [ 291.281851] 3503 [ 291.283651] ? print_usage_bug+0xc0/0xc0 [ 291.287426] 3503 [ 291.289493] ? __lock_acquire+0x62f/0x4c20 [ 291.295613] ? __lock_acquire+0x62f/0x4c20 [ 291.299842] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 291.304104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.304120] ? should_fail+0x22d/0xd01 [ 291.332987] lowmem_reserve[]: [ 291.338524] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 291.342384] 0 [ 291.345487] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.350743] 0 [ 291.352541] ? __lock_acquire+0x62f/0x4c20 [ 291.357620] 0 [ 291.359420] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.363635] 0 [ 291.365436] ? __lock_acquire+0x62f/0x4c20 [ 291.372326] ? should_fail+0x22d/0xd01 [ 291.376541] Node 0 [ 291.380423] ? rcu_irq_exit+0x1a2/0x390 [ 291.380433] DMA: [ 291.382671] ? mark_held_locks+0x130/0x130 [ 291.386621] 1*4kB [ 291.388680] ? mark_held_locks+0x130/0x130 [ 291.392888] (U) [ 291.395035] ? mark_held_locks+0xc7/0x130 [ 291.399246] 0*8kB [ 291.401221] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 291.405343] 0*16kB [ 291.407493] ? zap_class+0x640/0x640 [ 291.412505] 1*32kB [ 291.414740] ? print_usage_bug+0xc0/0xc0 [ 291.418428] (U) [ 291.420680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.424748] 2*64kB [ 291.426724] ? check_preemption_disabled+0x48/0x280 [ 291.432236] (U) [ 291.434475] ? __lock_is_held+0xb5/0x140 [ 291.439511] 1*128kB [ 291.441498] __alloc_pages_nodemask+0xa80/0xde0 [ 291.445532] (U) [ 291.447848] ? zap_class+0x640/0x640 [ 291.452503] 1*256kB [ 291.454475] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 291.458168] (U) [ 291.460496] ? find_held_lock+0x36/0x1c0 [ 291.465480] 0*512kB [ 291.467502] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.471546] 1*1024kB [ 291.473866] ? lock_downgrade+0x900/0x900 [ 291.478521] (U) [ 291.480928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.485053] 1*2048kB [ 291.487022] cache_grow_begin+0xa5/0x8c0 [ 291.492535] (M) [ 291.494942] ? do_raw_spin_unlock+0xa7/0x330 [ 291.498985] 3*4096kB [ 291.500955] fallback_alloc+0x204/0x2e0 [ 291.505336] (M) [ 291.507745] ____cache_alloc_node+0x1c7/0x1e0 [ 291.511694] = 15908kB [ 291.513665] kmem_cache_alloc_node+0xe3/0x730 [ 291.518137] Node 0 [ 291.520546] ? ipv6_get_ifaddr+0x42e/0x620 [ 291.525016] DMA32: [ 291.527252] __alloc_skb+0x119/0x770 [ 291.531566] 4*4kB [ 291.533812] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 291.537508] (M) [ 291.539667] ? netdev_alloc_frag+0x1f0/0x1f0 [ 291.544924] 0*8kB [ 291.546910] ? lock_downgrade+0x900/0x900 [ 291.551308] 3*16kB [ 291.553460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.557581] (UM) [ 291.559825] ? refcount_sub_and_test_checked+0x203/0x310 [ 291.565334] 2*32kB [ 291.567409] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 291.572831] (UM) [ 291.575080] ? addrconf_rs_timer+0x690/0x690 [ 291.580509] 4*64kB [ 291.582599] ndisc_alloc_skb+0x144/0x340 [ 291.586976] (UM) [ 291.589213] ndisc_send_rs+0x331/0x6e0 [ 291.593267] 5*128kB [ 291.595339] addrconf_rs_timer+0x314/0x690 [ 291.599200] (UM) [ 291.601549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.605764] 3*256kB [ 291.607830] call_timer_fn+0x272/0x920 [ 291.612029] (M) [ 291.614388] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.618253] 3*512kB [ 291.620222] ? process_timeout+0x40/0x40 [ 291.624446] (M) [ 291.626774] ? __run_timers+0x7da/0xc70 [ 291.630820] 3*1024kB [ 291.632791] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.636741] (UM) [ 291.639147] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.643622] 1*2048kB [ 291.645696] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.650166] (M) [ 291.652575] ? lockdep_hardirqs_on+0x296/0x5b0 [ 291.656792] 4*4096kB [ 291.658768] ? trace_hardirqs_on+0xbd/0x310 [ 291.663322] (M) [ 291.665733] ? kasan_check_read+0x11/0x20 [ 291.670027] = 24832kB [ 291.671998] ? __run_timers+0x7da/0xc70 [ 291.676121] Node 0 [ 291.678527] ? trace_hardirqs_off_caller+0x310/0x310 [ 291.682476] Normal: [ 291.684742] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.689821] 792*4kB [ 291.692137] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.696347] (MEH) [ 291.698670] __run_timers+0x7e5/0xc70 [ 291.702881] 463*8kB [ 291.705037] ? timer_fixup_init+0x70/0x70 [ 291.708805] (UME) [ 291.711126] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 291.715247] 172*16kB [ 291.717398] ? zap_class+0x640/0x640 [ 291.722391] (UMEH) [ 291.724795] ? enqueue_hrtimer+0x1a5/0x560 [ 291.728486] 71*32kB [ 291.730717] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 291.734930] (UME) [ 291.737252] ? find_held_lock+0x36/0x1c0 [ 291.742414] 13*64kB [ 291.744557] ? zap_class+0x640/0x640 [ 291.748602] (UMH) [ 291.750925] ? pvclock_read_flags+0x160/0x160 [ 291.754618] 1*128kB [ 291.756768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.761235] (U) [ 291.763559] ? check_preemption_disabled+0x48/0x280 [ 291.769073] 0*256kB [ 291.771051] ? __lock_is_held+0xb5/0x140 [ 291.776041] 0*512kB [ 291.778365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.782395] 1*1024kB [ 291.784713] ? check_preemption_disabled+0x48/0x280 [ 291.790223] (U) [ 291.792630] run_timer_softirq+0x52/0xb0 [ 291.797641] 0*2048kB [ 291.799619] ? rcu_read_lock_sched_held+0x14f/0x180 [ 291.803653] 0*4096kB [ 291.806061] __do_softirq+0x308/0xb7e [ 291.811053] = 13880kB [ 291.813461] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 291.817262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 291.819665] ? lock_downgrade+0x900/0x900 [ 291.824143] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 291.832965] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 291.837089] 163 total pagecache pages [ 291.845667] ? pvclock_read_flags+0x160/0x160 [ 291.850750] 0 pages in swap cache [ 291.854540] ? lapic_next_event+0x5a/0x90 [ 291.859013] Swap cache stats: add 0, delete 0, find 0/0 [ 291.862458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.866580] Free swap = 0kB [ 291.871958] ? kvm_clock_read+0x18/0x30 [ 291.877480] Total swap = 0kB [ 291.880512] ? kvm_sched_clock_read+0x9/0x20 [ 291.884463] 1965979 pages RAM [ 291.887487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.891873] 0 pages HighMem/MovableOnly [ 291.894979] ? check_preemption_disabled+0x48/0x280 [ 291.900492] 342867 pages reserved [ 291.904468] irq_exit+0x17f/0x1c0 [ 291.909451] 0 pages cma reserved [ 291.912895] smp_apic_timer_interrupt+0x1cb/0x760 [ 291.916404] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 291.919686] ? smp_reschedule_interrupt+0x109/0x650 [ 291.924622] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 291.931034] ? smp_call_function_single_interrupt+0x650/0x650 [ 291.936043] rsyslogd cpuset= [ 291.946093] ? interrupt_entry+0xb5/0xc0 [ 291.951964] / [ 291.955007] ? trace_hardirqs_off_caller+0xbb/0x310 [ 291.959045] mems_allowed=0 [ 291.960758] ? trace_hardirqs_off_caller+0xbb/0x310 [ 291.973711] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.978556] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.983581] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.988620] ? task_prio+0x50/0x50 [ 291.992181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.997726] ? check_preemption_disabled+0x48/0x280 [ 292.002757] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.007649] apic_timer_interrupt+0xf/0x20 [ 292.011882] [ 292.014129] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 292.019064] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 292.037978] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 292.045705] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 292.053109] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 292.060384] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 292.067679] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 292.074953] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 292.082269] skb_clone+0x1bb/0x500 [ 292.085815] ? finish_task_switch+0x2f4/0x910 [ 292.090316] ? skb_split+0x11e0/0x11e0 [ 292.094213] ? preempt_notifier_register+0x200/0x200 [ 292.099320] ? __switch_to_asm+0x34/0x70 [ 292.103388] ? __switch_to_asm+0x34/0x70 [ 292.107454] ? __switch_to_asm+0x40/0x70 [ 292.111518] ? __switch_to_asm+0x34/0x70 [ 292.115582] ? __switch_to_asm+0x40/0x70 [ 292.119693] ? __switch_to_asm+0x34/0x70 [ 292.123764] ? __switch_to_asm+0x40/0x70 [ 292.127831] ? __switch_to_asm+0x34/0x70 [ 292.131933] ? __switch_to_asm+0x34/0x70 [ 292.135993] ? __switch_to_asm+0x40/0x70 [ 292.140052] ? __switch_to_asm+0x34/0x70 [ 292.144124] bpf_clone_redirect+0xb9/0x490 [ 292.148367] ? __schedule+0x8d7/0x21d0 [ 292.152266] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 292.157321] ? __sched_text_start+0x8/0x8 [ 292.161472] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 292.166236] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 292.170822] ? retint_kernel+0x2d/0x2d [ 292.174718] ? find_held_lock+0x36/0x1c0 [ 292.178788] ? lock_acquire+0x1ed/0x520 [ 292.182765] ? bpf_test_run+0x3cb/0x780 [ 292.186749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.192290] ? check_preemption_disabled+0x48/0x280 [ 292.197316] ? kasan_check_read+0x11/0x20 [ 292.201472] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.206753] ? rcu_softirq_qs+0x20/0x20 [ 292.210734] ? preempt_schedule+0x4d/0x60 [ 292.214890] ? ___preempt_schedule+0x16/0x18 [ 292.219312] ? bpf_test_run+0x25d/0x780 [ 292.223302] ? netlink_diag_dump+0x2a0/0x2a0 [ 292.227719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.233260] ? bpf_test_init.isra.10+0x70/0x100 [ 292.237938] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 292.242707] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 292.247570] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 292.253122] ? fput+0x130/0x1a0 [ 292.256405] ? __bpf_prog_get+0x9b/0x290 [ 292.260471] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 292.265317] ? bpf_prog_test_run+0x130/0x1a0 [ 292.269734] ? __x64_sys_bpf+0x3d8/0x520 [ 292.273799] ? bpf_prog_get+0x20/0x20 [ 292.277645] ? do_syscall_64+0x1b9/0x820 [ 292.281715] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 292.287086] ? syscall_return_slowpath+0x5e0/0x5e0 [ 292.292016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.296867] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.301887] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 292.306911] ? prepare_exit_to_usermode+0x291/0x3b0 [ 292.311935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.316790] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.322176] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 292.322262] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 292.328673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.328678] Call Trace: [ 292.328686] [ 292.328704] dump_stack+0x244/0x39d [ 292.328722] ? dump_stack_print_info.cold.1+0x20/0x20 [ 292.335292] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.344719] warn_alloc.cold.117+0xb7/0x1bd [ 292.347280] syz-executor2 cpuset= [ 292.349425] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 292.353031] syz2 [ 292.358231] ? lock_downgrade+0x900/0x900 [ 292.368710] mems_allowed=0 [ 292.373043] ? trace_hardirqs_off+0xb8/0x310 [ 292.394761] ? trace_hardirqs_off+0xb8/0x310 [ 292.399182] __alloc_pages_slowpath+0x2660/0x2d70 [ 292.404057] ? warn_alloc+0x120/0x120 [ 292.407875] ? warn_alloc+0x120/0x120 [ 292.411682] ? print_usage_bug+0xc0/0xc0 [ 292.415745] ? warn_alloc+0x120/0x120 [ 292.419551] ? print_usage_bug+0xc0/0xc0 [ 292.423625] ? __lock_acquire+0x62f/0x4c20 [ 292.427868] ? __lock_acquire+0x62f/0x4c20 [ 292.432109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.437646] ? should_fail+0x22d/0xd01 [ 292.441540] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.446823] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.451933] ? __lock_acquire+0x62f/0x4c20 [ 292.456178] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.461283] ? __lock_acquire+0x62f/0x4c20 [ 292.465518] ? should_fail+0x22d/0xd01 [ 292.469421] ? rcu_irq_exit+0x1a2/0x390 [ 292.473441] ? mark_held_locks+0x130/0x130 [ 292.477683] ? mark_held_locks+0x130/0x130 [ 292.481926] ? mark_held_locks+0xc7/0x130 [ 292.486078] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 292.491100] ? zap_class+0x640/0x640 [ 292.494817] ? print_usage_bug+0xc0/0xc0 [ 292.498890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.504440] ? check_preemption_disabled+0x48/0x280 [ 292.509468] ? __lock_is_held+0xb5/0x140 [ 292.513549] __alloc_pages_nodemask+0xa80/0xde0 [ 292.518222] ? zap_class+0x640/0x640 [ 292.521973] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 292.527008] ? find_held_lock+0x36/0x1c0 [ 292.531084] ? ____cache_alloc_node+0x1c7/0x1e0 [ 292.535767] ? lock_downgrade+0x900/0x900 [ 292.539923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.545466] cache_grow_begin+0xa5/0x8c0 [ 292.549527] ? do_raw_spin_unlock+0xa7/0x330 [ 292.553945] fallback_alloc+0x204/0x2e0 [ 292.557930] ____cache_alloc_node+0x1c7/0x1e0 [ 292.562432] kmem_cache_alloc_node+0xe3/0x730 [ 292.566931] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.571177] __alloc_skb+0x119/0x770 [ 292.574898] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 292.580181] ? netdev_alloc_frag+0x1f0/0x1f0 [ 292.584612] ? lock_downgrade+0x900/0x900 [ 292.588772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.594317] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.599772] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.605229] ? addrconf_rs_timer+0x690/0x690 [ 292.609655] ndisc_alloc_skb+0x144/0x340 [ 292.613721] ndisc_send_rs+0x331/0x6e0 [ 292.617625] addrconf_rs_timer+0x314/0x690 [ 292.621874] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.626127] call_timer_fn+0x272/0x920 [ 292.630015] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.634255] ? process_timeout+0x40/0x40 [ 292.638345] ? mark_held_locks+0xc7/0x130 [ 292.642501] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.646997] ? _raw_spin_unlock_irq+0x27/0x80 [ 292.651498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.655736] ? lockdep_hardirqs_on+0x296/0x5b0 [ 292.660323] ? trace_hardirqs_on+0xbd/0x310 [ 292.664651] ? kasan_check_read+0x11/0x20 [ 292.668806] ? __run_timers+0x7da/0xc70 [ 292.672783] ? trace_hardirqs_off_caller+0x310/0x310 [ 292.677900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.682146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.686384] __run_timers+0x7e5/0xc70 [ 292.690200] ? timer_fixup_init+0x70/0x70 [ 292.694355] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 292.699376] ? zap_class+0x640/0x640 [ 292.703100] ? print_usage_bug+0xc0/0xc0 [ 292.707169] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 292.712369] ? find_held_lock+0x36/0x1c0 [ 292.716438] ? zap_class+0x640/0x640 [ 292.720159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.725706] ? check_preemption_disabled+0x48/0x280 [ 292.730733] ? __lock_is_held+0xb5/0x140 [ 292.734796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.740335] ? check_preemption_disabled+0x48/0x280 [ 292.745360] run_timer_softirq+0x52/0xb0 [ 292.749432] ? rcu_read_lock_sched_held+0x14f/0x180 [ 292.754449] __do_softirq+0x308/0xb7e [ 292.758258] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 292.762756] ? lock_downgrade+0x900/0x900 [ 292.766910] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 292.772025] ? pvclock_read_flags+0x160/0x160 [ 292.776531] ? lapic_next_event+0x5a/0x90 [ 292.780700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.786282] ? kvm_clock_read+0x18/0x30 [ 292.790289] ? kvm_sched_clock_read+0x9/0x20 [ 292.794705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.800292] ? check_preemption_disabled+0x48/0x280 [ 292.805322] irq_exit+0x17f/0x1c0 [ 292.808814] smp_apic_timer_interrupt+0x1cb/0x760 [ 292.813680] ? smp_call_function_single_interrupt+0x650/0x650 [ 292.819575] ? interrupt_entry+0xb5/0xc0 [ 292.823666] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.828683] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.833717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.838566] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.843603] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.848625] ? task_prio+0x50/0x50 [ 292.852176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 292.857716] ? check_preemption_disabled+0x48/0x280 [ 292.862749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.867623] apic_timer_interrupt+0xf/0x20 [ 292.871864] [ 292.874107] RIP: 0010:dump_stack+0x358/0x39d [ 292.878521] 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 [ 292.897427] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 292.905138] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 292.912407] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 292.919680] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 292.926950] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 292.934220] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 292.941525] ? dump_stack+0x34f/0x39d [ 292.945380] ? dump_stack_print_info.cold.1+0x20/0x20 [ 292.950597] dump_header+0x27b/0xf72 [ 292.954329] ? mark_held_locks+0x130/0x130 [ 292.958570] ? pagefault_out_of_memory+0x197/0x197 [ 292.963517] ? __lock_acquire+0x62f/0x4c20 [ 292.967752] ? zap_class+0x640/0x640 [ 292.971470] ? percpu_ref_get_many+0x240/0x240 [ 292.976056] ? print_usage_bug+0xc0/0xc0 [ 292.980125] ? print_usage_bug+0xc0/0xc0 [ 292.984195] ? zap_class+0x640/0x640 [ 292.987918] ? print_usage_bug+0xc0/0xc0 [ 292.991979] ? print_usage_bug+0xc0/0xc0 [ 292.996051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.001601] ? find_held_lock+0x36/0x1c0 [ 293.005675] ? mark_held_locks+0xc7/0x130 [ 293.009833] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 293.014944] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 293.020050] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 293.024637] ? trace_hardirqs_on+0xbd/0x310 [ 293.028962] ? kasan_check_read+0x11/0x20 [ 293.033114] ? ___ratelimit+0x3b4/0x672 [ 293.037089] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.042196] ? trace_hardirqs_on+0x310/0x310 [ 293.046638] ? lock_downgrade+0x900/0x900 [ 293.050795] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.055905] ? ___ratelimit+0x3b9/0x672 [ 293.059885] ? idr_get_free+0xec0/0xec0 [ 293.063868] ? find_held_lock+0x36/0x1c0 [ 293.067943] oom_kill_process.cold.27+0x10/0x903 [ 293.072704] ? zap_class+0x640/0x640 [ 293.076421] ? check_preemption_disabled+0x48/0x280 [ 293.081448] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.086382] ? kasan_check_read+0x11/0x20 [ 293.090537] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.095817] ? oom_evaluate_task+0x540/0x540 [ 293.100237] ? find_held_lock+0x36/0x1c0 [ 293.104309] ? out_of_memory+0x974/0x1430 [ 293.108459] ? lock_downgrade+0x900/0x900 [ 293.112616] ? check_preemption_disabled+0x48/0x280 [ 293.117651] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.122598] ? kasan_check_read+0x11/0x20 [ 293.126755] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.132040] ? rcu_softirq_qs+0x20/0x20 [ 293.136023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 293.141563] ? oom_evaluate_task+0x302/0x540 [ 293.145991] out_of_memory+0xa84/0x1430 [ 293.149977] ? oom_killer_disable+0x3a0/0x3a0 [ 293.154480] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 293.159416] ? __mutex_add_waiter+0x2a0/0x2a0 [ 293.163929] __alloc_pages_slowpath+0x22d4/0x2d70 [ 293.168804] ? warn_alloc+0x120/0x120 [ 293.172613] ? rcu_softirq_qs+0x20/0x20 [ 293.176629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.182176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.187713] ? should_fail+0x22d/0xd01 [ 293.191629] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.196736] ? zap_class+0x640/0x640 [ 293.200481] ? __lock_is_held+0xb5/0x140 [ 293.204552] ? mark_held_locks+0x130/0x130 [ 293.208812] ? lock_release+0xa00/0xa00 [ 293.213006] ? perf_trace_sched_process_exec+0x860/0x860 [ 293.218472] ? __might_sleep+0x95/0x190 [ 293.222461] __alloc_pages_nodemask+0xa80/0xde0 [ 293.227144] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 293.232169] ? __page_cache_alloc+0x191/0x5c0 [ 293.236671] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.241611] ? kasan_check_read+0x11/0x20 [ 293.245764] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.251049] ? zap_class+0x640/0x640 [ 293.254775] ? zap_class+0x640/0x640 [ 293.258491] ? zap_class+0x640/0x640 [ 293.262212] ? __do_page_cache_readahead+0x7ce/0x980 [ 293.267322] ? find_held_lock+0x36/0x1c0 [ 293.271394] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 293.276942] alloc_pages_current+0x173/0x350 [ 293.281359] __page_cache_alloc+0x38c/0x5c0 [ 293.285685] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.290650] ? kasan_check_read+0x11/0x20 [ 293.294800] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.300084] ? generic_perform_write+0x6a0/0x6a0 [ 293.304842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.310403] ? check_preemption_disabled+0x48/0x280 [ 293.315504] filemap_fault+0x1594/0x25f0 [ 293.319618] ? __lock_page_or_retry+0xa00/0xa00 [ 293.324293] ? mark_held_locks+0x130/0x130 [ 293.328535] ? rcu_softirq_qs+0x20/0x20 [ 293.332525] ? filemap_map_pages+0xe04/0x1990 [ 293.337029] ? lock_downgrade+0x900/0x900 [ 293.341179] ? check_preemption_disabled+0x48/0x280 [ 293.346210] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.351142] ? kasan_check_read+0x11/0x20 [ 293.355300] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 293.360231] ? rcu_softirq_qs+0x20/0x20 [ 293.364213] ? rcu_softirq_qs+0x20/0x20 [ 293.368187] ? unwind_dump+0x190/0x190 [ 293.372105] ? kernel_text_address+0x79/0xf0 [ 293.376516] ? __kernel_text_address+0xd/0x40 [ 293.381014] ? unwind_get_return_address+0x61/0xa0 [ 293.385949] ? __save_stack_trace+0x8d/0xf0 [ 293.390290] ? lock_acquire+0x1ed/0x520 [ 293.394268] ? ext4_filemap_fault+0x7a/0xad [ 293.398606] ? lock_release+0xa00/0xa00 [ 293.402597] ? perf_trace_sched_process_exec+0x860/0x860 [ 293.408051] ? print_usage_bug+0xc0/0xc0 [ 293.412118] ? print_usage_bug+0xc0/0xc0 [ 293.416184] ? __x64_sys_read+0x73/0xb0 [ 293.420163] ? print_usage_bug+0xc0/0xc0 [ 293.424242] ? down_read+0x8d/0x120 [ 293.427899] ? ext4_filemap_fault+0x7a/0xad [ 293.432245] ? __down_interruptible+0x700/0x700 [ 293.436925] ext4_filemap_fault+0x82/0xad [ 293.441078] __do_fault+0x100/0x6b0 [ 293.444706] ? trace_hardirqs_on+0xbd/0x310 [ 293.449031] ? pmd_devmap_trans_unstable+0x220/0x220 [ 293.454145] ? mark_held_locks+0x130/0x130 [ 293.458382] ? mark_held_locks+0x130/0x130 [ 293.462641] ? do_syslog+0x147b/0x1690 [ 293.466572] ? do_syslog+0x309/0x1690 [ 293.470386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.475936] __handle_mm_fault+0x307c/0x5920 [ 293.480358] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 293.485210] ? find_held_lock+0x36/0x1c0 [ 293.489290] ? zap_class+0x640/0x640 [ 293.493002] ? zap_class+0x640/0x640 [ 293.496729] ? find_held_lock+0x36/0x1c0 [ 293.500803] ? handle_mm_fault+0x42a/0xc70 [ 293.505049] ? lock_downgrade+0x900/0x900 [ 293.509216] ? check_preemption_disabled+0x48/0x280 [ 293.514257] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 293.519192] ? kasan_check_read+0x11/0x20 [ 293.523346] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.528631] ? rcu_softirq_qs+0x20/0x20 [ 293.532646] ? trace_hardirqs_off_caller+0x310/0x310 [ 293.537771] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.543312] ? check_preemption_disabled+0x48/0x280 [ 293.548356] handle_mm_fault+0x54f/0xc70 [ 293.552437] ? __handle_mm_fault+0x5920/0x5920 [ 293.557027] ? find_vma+0x34/0x190 [ 293.560574] __do_page_fault+0x5e8/0xe60 [ 293.564649] ? trace_hardirqs_off+0xb8/0x310 [ 293.569060] ? kernel_write+0x120/0x120 [ 293.573062] do_page_fault+0xf2/0x7e0 [ 293.576870] ? vmalloc_sync_all+0x30/0x30 [ 293.581025] ? error_entry+0x70/0xd0 [ 293.584742] ? trace_hardirqs_off_caller+0xbb/0x310 [ 293.589758] ? trace_hardirqs_on_caller+0xc0/0x310 [ 293.594690] ? syscall_return_slowpath+0x5e0/0x5e0 [ 293.599620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.604467] ? trace_hardirqs_on_caller+0x310/0x310 [ 293.609487] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 293.614941] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 293.619961] ? prepare_exit_to_usermode+0x291/0x3b0 [ 293.624983] ? page_fault+0x8/0x30 [ 293.628544] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.633443] ? page_fault+0x8/0x30 [ 293.636987] page_fault+0x1e/0x30 [ 293.640441] RIP: 0033:0x7fb372d071fd [ 293.644171] Code: Bad RIP value. [ 293.647536] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 293.652899] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 293.660168] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 293.667449] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 293.674715] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 293.681985] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 293.689283] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 293.689289] warn_alloc_show_mem: 1 callbacks suppressed [ 293.689296] Mem-Info: [ 293.696228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.701603] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 293.701603] active_file:12 inactive_file:13 isolated_file:0 [ 293.701603] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.701603] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 293.701603] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 293.701603] free:13647 free_pcp:167 free_cma:0 [ 293.703974] Call Trace: [ 293.713365] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.746213] [ 293.748785] Node 0 [ 293.776287] dump_stack+0x244/0x39d [ 293.778430] 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 [ 293.780641] ? dump_stack_print_info.cold.1+0x20/0x20 [ 293.784241] lowmem_reserve[]: [ 293.809758] warn_alloc.cold.117+0xb7/0x1bd [ 293.814914] 0 [ 293.818028] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.822327] 2818 [ 293.824128] ? lock_downgrade+0x900/0x900 [ 293.828943] 6321 [ 293.831007] ? trace_hardirqs_off+0xb8/0x310 [ 293.835125] 6321 [ 293.837190] ? trace_hardirqs_off+0xb8/0x310 [ 293.843639] __alloc_pages_slowpath+0x2660/0x2d70 [ 293.848018] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 293.852887] ? warn_alloc+0x120/0x120 [ 293.852906] ? warn_alloc+0x120/0x120 [ 293.880580] lowmem_reserve[]: 0 [ 293.884417] ? print_usage_bug+0xc0/0xc0 [ 293.888180] 0 [ 293.891457] ? warn_alloc+0x120/0x120 [ 293.895494] 3503 [ 293.897298] ? print_usage_bug+0xc0/0xc0 [ 293.901073] 3503 [ 293.903133] ? __lock_acquire+0x62f/0x4c20 [ 293.909231] ? __lock_acquire+0x62f/0x4c20 [ 293.913442] Node 0 [ 293.917670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.917702] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 293.917709] lowmem_reserve[]: [ 293.919942] ? should_fail+0x22d/0xd01 [ 293.925456] 0 [ 293.953740] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 293.956820] 0 [ 293.960700] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.962499] 0 [ 293.967771] ? __lock_acquire+0x62f/0x4c20 [ 293.969547] 0 [ 293.974651] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.980719] ? __lock_acquire+0x62f/0x4c20 [ 293.982505] Node 0 [ 293.987626] ? should_fail+0x22d/0xd01 [ 293.991842] DMA: [ 293.994074] ? rcu_irq_exit+0x1a2/0x390 [ 293.997936] 1*4kB [ 293.999997] ? mark_held_locks+0x130/0x130 [ 294.003941] (U) [ 294.006087] ? mark_held_locks+0x130/0x130 [ 294.010297] 0*8kB [ 294.012267] ? mark_held_locks+0xc7/0x130 [ 294.016492] 0*16kB [ 294.018637] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 294.022789] 1*32kB [ 294.025023] ? zap_class+0x640/0x640 [ 294.030015] (U) [ 294.032250] ? print_usage_bug+0xc0/0xc0 [ 294.035942] 2*64kB [ 294.037921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.041954] (U) [ 294.044190] ? check_preemption_disabled+0x48/0x280 [ 294.049701] 1*128kB [ 294.051697] ? __lock_is_held+0xb5/0x140 [ 294.056682] (U) [ 294.059010] __alloc_pages_nodemask+0xa80/0xde0 [ 294.063046] 1*256kB [ 294.065018] ? zap_class+0x640/0x640 [ 294.069665] (U) [ 294.071984] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 294.075676] 0*512kB [ 294.077663] ? find_held_lock+0x36/0x1c0 [ 294.082654] 1*1024kB [ 294.084978] ? ____cache_alloc_node+0x1c7/0x1e0 [ 294.089007] (U) [ 294.091418] ? lock_downgrade+0x900/0x900 [ 294.096065] 1*2048kB [ 294.098043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.102164] (M) [ 294.104577] cache_grow_begin+0xa5/0x8c0 [ 294.110090] 3*4096kB (M) [ 294.112074] ? do_raw_spin_unlock+0xa7/0x330 [ 294.116117] = 15908kB [ 294.118874] fallback_alloc+0x204/0x2e0 [ 294.123258] Node 0 [ 294.125667] ____cache_alloc_node+0x1c7/0x1e0 [ 294.129630] DMA32: [ 294.131863] kmem_cache_alloc_node+0xe3/0x730 [ 294.136341] 4*4kB [ 294.138600] ? ipv6_get_ifaddr+0x42e/0x620 [ 294.143072] (M) [ 294.145228] __alloc_skb+0x119/0x770 [ 294.149437] 0*8kB [ 294.151431] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.155115] 3*16kB [ 294.157261] ? netdev_alloc_frag+0x1f0/0x1f0 [ 294.162506] (UM) 2*32kB [ 294.164768] ? lock_downgrade+0x900/0x900 [ 294.169146] (UM) [ 294.171817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.175967] 4*64kB [ 294.178061] ? refcount_sub_and_test_checked+0x203/0x310 [ 294.183595] (UM) [ 294.185833] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 294.191256] 5*128kB (UM) [ 294.193325] ? addrconf_rs_timer+0x690/0x690 [ 294.198749] 3*256kB [ 294.201509] ndisc_alloc_skb+0x144/0x340 [ 294.205883] (M) [ 294.208204] ndisc_send_rs+0x331/0x6e0 [ 294.212239] 3*512kB [ 294.214212] addrconf_rs_timer+0x314/0x690 [ 294.218095] (M) [ 294.220414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.224624] 3*1024kB [ 294.226616] call_timer_fn+0x272/0x920 [ 294.230815] (UM) [ 294.233223] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.237092] 1*2048kB [ 294.239149] ? process_timeout+0x40/0x40 [ 294.243357] (M) [ 294.245774] ? __run_timers+0x7da/0xc70 [ 294.249827] 4*4096kB [ 294.251803] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.255752] (M) [ 294.258157] ? _raw_spin_unlock_irq+0x27/0x80 [ 294.262631] = 24832kB [ 294.264611] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.269085] Node 0 [ 294.271491] ? lockdep_hardirqs_on+0x296/0x5b0 [ 294.275697] Normal: [ 294.277929] ? trace_hardirqs_on+0xbd/0x310 [ 294.282488] 792*4kB [ 294.284810] ? kasan_check_read+0x11/0x20 [ 294.289105] (MEH) [ 294.291427] ? __run_timers+0x7da/0xc70 [ 294.295551] 463*8kB [ 294.297695] ? trace_hardirqs_off_caller+0x310/0x310 [ 294.301643] (UME) [ 294.303962] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.309045] 172*16kB [ 294.311190] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.315416] (UMEH) [ 294.317851] __run_timers+0x7e5/0xc70 [ 294.322071] 71*32kB [ 294.324323] ? timer_fixup_init+0x70/0x70 [ 294.328091] (UME) [ 294.330414] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 294.334535] 13*64kB [ 294.336677] ? zap_class+0x640/0x640 [ 294.341670] (UMH) [ 294.344421] ? enqueue_hrtimer+0x1a5/0x560 [ 294.348117] 1*128kB [ 294.350259] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 294.354470] (U) [ 294.356797] ? find_held_lock+0x36/0x1c0 [ 294.361959] 0*256kB [ 294.363931] ? zap_class+0x640/0x640 [ 294.367973] 0*512kB [ 294.370298] ? pvclock_read_flags+0x160/0x160 [ 294.373985] 1*1024kB [ 294.376305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.380777] (U) [ 294.383218] ? check_preemption_disabled+0x48/0x280 [ 294.388727] 0*2048kB [ 294.390706] ? __lock_is_held+0xb5/0x140 [ 294.395725] 0*4096kB [ 294.398131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.402170] = 13880kB [ 294.404576] ? check_preemption_disabled+0x48/0x280 [ 294.410105] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 294.412508] run_timer_softirq+0x52/0xb0 [ 294.417507] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 294.426334] ? rcu_read_lock_sched_held+0x14f/0x180 [ 294.430364] 163 total pagecache pages [ 294.430383] 0 pages in swap cache [ 294.438948] __do_softirq+0x308/0xb7e [ 294.443945] Swap cache stats: add 0, delete 0, find 0/0 [ 294.443955] Free swap = 0kB [ 294.447754] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 294.451184] Total swap = 0kB [ 294.454982] ? lock_downgrade+0x900/0x900 [ 294.460324] 1965979 pages RAM [ 294.463334] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 294.467802] 0 pages HighMem/MovableOnly [ 294.470819] ? pvclock_read_flags+0x160/0x160 [ 294.474936] 342867 pages reserved [ 294.478055] ? lapic_next_event+0x5a/0x90 [ 294.483133] 0 pages cma reserved [ 294.487102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.491651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.495023] ? kvm_clock_read+0x18/0x30 [ 294.495037] ? kvm_sched_clock_read+0x9/0x20 [ 294.495053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.499247] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.502541] ? check_preemption_disabled+0x48/0x280 [ 294.508056] rsyslogd cpuset= [ 294.514575] irq_exit+0x17f/0x1c0 [ 294.518530] / [ 294.522944] smp_apic_timer_interrupt+0x1cb/0x760 [ 294.528479] mems_allowed=0 [ 294.538519] ? smp_reschedule_interrupt+0x109/0x650 [ 294.564433] ? smp_call_function_single_interrupt+0x650/0x650 [ 294.570324] ? interrupt_entry+0xb5/0xc0 [ 294.574400] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.579421] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.584474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.589321] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.594405] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.599423] ? task_prio+0x50/0x50 [ 294.602967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.608507] ? check_preemption_disabled+0x48/0x280 [ 294.613580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.618446] apic_timer_interrupt+0xf/0x20 [ 294.622677] [ 294.624926] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 294.629861] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 294.648765] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 294.656477] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 294.663744] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 294.671015] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 294.678283] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 294.685555] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 294.692929] skb_clone+0x1bb/0x500 [ 294.696473] ? finish_task_switch+0x2f4/0x910 [ 294.700983] ? skb_split+0x11e0/0x11e0 [ 294.704881] ? preempt_notifier_register+0x200/0x200 [ 294.709994] ? __switch_to_asm+0x34/0x70 [ 294.714057] ? __switch_to_asm+0x34/0x70 [ 294.718120] ? __switch_to_asm+0x40/0x70 [ 294.722180] ? __switch_to_asm+0x34/0x70 [ 294.726243] ? __switch_to_asm+0x40/0x70 [ 294.730306] ? __switch_to_asm+0x34/0x70 [ 294.734374] ? __switch_to_asm+0x40/0x70 [ 294.738466] ? __switch_to_asm+0x34/0x70 [ 294.742528] ? __switch_to_asm+0x34/0x70 [ 294.746608] ? __switch_to_asm+0x40/0x70 [ 294.750690] ? __switch_to_asm+0x34/0x70 [ 294.754761] bpf_clone_redirect+0xb9/0x490 [ 294.758999] ? __schedule+0x8d7/0x21d0 [ 294.762908] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 294.767931] ? __sched_text_start+0x8/0x8 [ 294.772083] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.776843] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 294.781423] ? retint_kernel+0x2d/0x2d [ 294.785320] ? find_held_lock+0x36/0x1c0 [ 294.789395] ? lock_acquire+0x1ed/0x520 [ 294.793380] ? bpf_test_run+0x3cb/0x780 [ 294.797392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.802933] ? check_preemption_disabled+0x48/0x280 [ 294.807978] ? kasan_check_read+0x11/0x20 [ 294.812135] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 294.817419] ? rcu_softirq_qs+0x20/0x20 [ 294.821396] ? preempt_schedule+0x4d/0x60 [ 294.825547] ? ___preempt_schedule+0x16/0x18 [ 294.829985] ? bpf_test_run+0x25d/0x780 [ 294.833991] ? netlink_diag_dump+0x2a0/0x2a0 [ 294.838404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.843945] ? bpf_test_init.isra.10+0x70/0x100 [ 294.848626] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 294.853399] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 294.858241] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 294.863786] ? fput+0x130/0x1a0 [ 294.867068] ? __bpf_prog_get+0x9b/0x290 [ 294.871137] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 294.875980] ? bpf_prog_test_run+0x130/0x1a0 [ 294.880395] ? __x64_sys_bpf+0x3d8/0x520 [ 294.884471] ? bpf_prog_get+0x20/0x20 [ 294.888294] ? do_syscall_64+0x1b9/0x820 [ 294.892365] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 294.897733] ? syscall_return_slowpath+0x5e0/0x5e0 [ 294.902663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.907515] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.912538] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 294.917559] ? prepare_exit_to_usermode+0x291/0x3b0 [ 294.922598] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.927457] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.932843] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 294.932929] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 294.939337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.939342] Call Trace: [ 294.939349] [ 294.939366] dump_stack+0x244/0x39d [ 294.939384] ? dump_stack_print_info.cold.1+0x20/0x20 [ 294.939410] warn_alloc.cold.117+0xb7/0x1bd [ 294.945973] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 294.955232] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 294.957801] syz-executor2 cpuset= [ 294.959946] ? lock_downgrade+0x900/0x900 [ 294.963550] syz2 [ 294.968753] ? trace_hardirqs_off+0xb8/0x310 [ 294.973055] mems_allowed=0 [ 294.983535] ? trace_hardirqs_off+0xb8/0x310 [ 295.009662] __alloc_pages_slowpath+0x2660/0x2d70 [ 295.014580] ? warn_alloc+0x120/0x120 [ 295.018404] ? warn_alloc+0x120/0x120 [ 295.022207] ? print_usage_bug+0xc0/0xc0 [ 295.026274] ? warn_alloc+0x120/0x120 [ 295.030078] ? print_usage_bug+0xc0/0xc0 [ 295.034143] ? __lock_acquire+0x62f/0x4c20 [ 295.038394] ? __lock_acquire+0x62f/0x4c20 [ 295.042634] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.048169] ? should_fail+0x22d/0xd01 [ 295.052066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.057191] ? __lock_acquire+0x62f/0x4c20 [ 295.061464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.066569] ? __lock_acquire+0x62f/0x4c20 [ 295.070813] ? should_fail+0x22d/0xd01 [ 295.074720] ? find_held_lock+0x36/0x1c0 [ 295.078791] ? mark_held_locks+0x130/0x130 [ 295.083032] ? mark_held_locks+0x130/0x130 [ 295.087270] ? zap_class+0x640/0x640 [ 295.090988] ? zap_class+0x640/0x640 [ 295.094708] ? print_usage_bug+0xc0/0xc0 [ 295.098773] ? do_raw_spin_unlock+0xa7/0x330 [ 295.103188] ? zap_class+0x640/0x640 [ 295.106902] ? print_usage_bug+0xc0/0xc0 [ 295.110967] ? wq_watchdog_touch+0x9c/0xfe [ 295.115206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.120748] ? check_preemption_disabled+0x48/0x280 [ 295.125777] ? __lock_is_held+0xb5/0x140 [ 295.129864] __alloc_pages_nodemask+0xa80/0xde0 [ 295.134536] ? zap_class+0x640/0x640 [ 295.138256] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 295.143288] ? find_held_lock+0x36/0x1c0 [ 295.147367] ? ____cache_alloc_node+0x1c7/0x1e0 [ 295.152042] ? lock_downgrade+0x900/0x900 [ 295.156202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.161746] cache_grow_begin+0xa5/0x8c0 [ 295.165825] ? do_raw_spin_unlock+0xa7/0x330 [ 295.170247] fallback_alloc+0x204/0x2e0 [ 295.174233] ____cache_alloc_node+0x1c7/0x1e0 [ 295.178739] kmem_cache_alloc_node+0xe3/0x730 [ 295.183268] ? ipv6_get_ifaddr+0x42e/0x620 [ 295.187530] __alloc_skb+0x119/0x770 [ 295.191264] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.196563] ? netdev_alloc_frag+0x1f0/0x1f0 [ 295.200979] ? lock_downgrade+0x900/0x900 [ 295.205135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.210675] ? refcount_sub_and_test_checked+0x203/0x310 [ 295.216386] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 295.221843] ? addrconf_rs_timer+0x690/0x690 [ 295.226271] ndisc_alloc_skb+0x144/0x340 [ 295.230340] ndisc_send_rs+0x331/0x6e0 [ 295.234248] addrconf_rs_timer+0x314/0x690 [ 295.238489] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.242751] call_timer_fn+0x272/0x920 [ 295.246648] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.250895] ? process_timeout+0x40/0x40 [ 295.254988] ? mark_held_locks+0xc7/0x130 [ 295.259146] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.263643] ? _raw_spin_unlock_irq+0x27/0x80 [ 295.268151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.272389] ? lockdep_hardirqs_on+0x296/0x5b0 [ 295.276975] ? trace_hardirqs_on+0xbd/0x310 [ 295.281315] ? kasan_check_read+0x11/0x20 [ 295.285480] ? __run_timers+0x7da/0xc70 [ 295.289472] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.294582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.298850] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.303107] __run_timers+0x7e5/0xc70 [ 295.306923] ? timer_fixup_init+0x70/0x70 [ 295.311076] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 295.316099] ? zap_class+0x640/0x640 [ 295.319824] ? print_usage_bug+0xc0/0xc0 [ 295.323921] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 295.329117] ? find_held_lock+0x36/0x1c0 [ 295.333189] ? zap_class+0x640/0x640 [ 295.336908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.342452] ? check_preemption_disabled+0x48/0x280 [ 295.347497] ? __lock_is_held+0xb5/0x140 [ 295.351563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.357112] ? check_preemption_disabled+0x48/0x280 [ 295.362139] run_timer_softirq+0x52/0xb0 [ 295.366203] ? rcu_read_lock_sched_held+0x14f/0x180 [ 295.371223] __do_softirq+0x308/0xb7e [ 295.375035] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 295.379532] ? lock_downgrade+0x900/0x900 [ 295.383691] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 295.388817] ? pvclock_read_flags+0x160/0x160 [ 295.393327] ? lapic_next_event+0x5a/0x90 [ 295.397661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.403212] ? kvm_clock_read+0x18/0x30 [ 295.407204] ? kvm_sched_clock_read+0x9/0x20 [ 295.411637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.417188] ? check_preemption_disabled+0x48/0x280 [ 295.422224] irq_exit+0x17f/0x1c0 [ 295.425688] smp_apic_timer_interrupt+0x1cb/0x760 [ 295.430539] ? smp_call_function_single_interrupt+0x650/0x650 [ 295.436433] ? interrupt_entry+0xb5/0xc0 [ 295.440509] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.445531] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.450561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.455425] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.460449] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.465472] ? task_prio+0x50/0x50 [ 295.469025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.474570] ? check_preemption_disabled+0x48/0x280 [ 295.479621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.484484] apic_timer_interrupt+0xf/0x20 [ 295.488717] [ 295.490967] RIP: 0010:dump_stack+0x358/0x39d [ 295.495384] 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 [ 295.514308] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 295.522038] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 295.529324] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 295.536603] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 295.543883] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 295.551170] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 295.558489] ? dump_stack+0x34f/0x39d [ 295.562328] ? dump_stack_print_info.cold.1+0x20/0x20 [ 295.567574] dump_header+0x27b/0xf72 [ 295.571329] ? mark_held_locks+0x130/0x130 [ 295.575596] ? pagefault_out_of_memory+0x197/0x197 [ 295.580551] ? __lock_acquire+0x62f/0x4c20 [ 295.584785] ? zap_class+0x640/0x640 [ 295.588514] ? percpu_ref_get_many+0x240/0x240 [ 295.593115] ? print_usage_bug+0xc0/0xc0 [ 295.597198] ? print_usage_bug+0xc0/0xc0 [ 295.601288] ? zap_class+0x640/0x640 [ 295.605018] ? print_usage_bug+0xc0/0xc0 [ 295.609080] ? print_usage_bug+0xc0/0xc0 [ 295.613154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.618703] ? find_held_lock+0x36/0x1c0 [ 295.622773] ? mark_held_locks+0xc7/0x130 [ 295.626928] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 295.632032] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 295.637139] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 295.641724] ? trace_hardirqs_on+0xbd/0x310 [ 295.646051] ? kasan_check_read+0x11/0x20 [ 295.650201] ? ___ratelimit+0x3b4/0x672 [ 295.654180] ? trace_hardirqs_off_caller+0x310/0x310 [ 295.659287] ? trace_hardirqs_on+0x310/0x310 [ 295.663700] ? lock_downgrade+0x900/0x900 [ 295.667857] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.672972] ? ___ratelimit+0x3b9/0x672 [ 295.676951] ? idr_get_free+0xec0/0xec0 [ 295.680928] ? find_held_lock+0x36/0x1c0 [ 295.685006] oom_kill_process.cold.27+0x10/0x903 [ 295.689769] ? zap_class+0x640/0x640 [ 295.693486] ? check_preemption_disabled+0x48/0x280 [ 295.698542] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 295.703478] ? kasan_check_read+0x11/0x20 [ 295.707631] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.713279] ? oom_evaluate_task+0x540/0x540 [ 295.717694] ? find_held_lock+0x36/0x1c0 [ 295.721765] ? out_of_memory+0x974/0x1430 [ 295.725919] ? lock_downgrade+0x900/0x900 [ 295.730074] ? check_preemption_disabled+0x48/0x280 [ 295.735105] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 295.740046] ? kasan_check_read+0x11/0x20 [ 295.744202] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.749484] ? rcu_softirq_qs+0x20/0x20 [ 295.753468] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 295.759008] ? oom_evaluate_task+0x302/0x540 [ 295.763426] out_of_memory+0xa84/0x1430 [ 295.767421] ? oom_killer_disable+0x3a0/0x3a0 [ 295.771927] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 295.776868] ? __mutex_add_waiter+0x2a0/0x2a0 [ 295.781379] __alloc_pages_slowpath+0x22d4/0x2d70 [ 295.786260] ? warn_alloc+0x120/0x120 [ 295.790066] ? rcu_softirq_qs+0x20/0x20 [ 295.794071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.799621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.805165] ? should_fail+0x22d/0xd01 [ 295.809058] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.814173] ? zap_class+0x640/0x640 [ 295.817920] ? __lock_is_held+0xb5/0x140 [ 295.821993] ? mark_held_locks+0x130/0x130 [ 295.826238] ? lock_release+0xa00/0xa00 [ 295.830222] ? perf_trace_sched_process_exec+0x860/0x860 [ 295.835708] ? __might_sleep+0x95/0x190 [ 295.839693] __alloc_pages_nodemask+0xa80/0xde0 [ 295.844373] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 295.849399] ? __page_cache_alloc+0x191/0x5c0 [ 295.853901] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 295.858835] ? kasan_check_read+0x11/0x20 [ 295.862996] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.868281] ? zap_class+0x640/0x640 [ 295.872003] ? zap_class+0x640/0x640 [ 295.875719] ? zap_class+0x640/0x640 [ 295.879440] ? __do_page_cache_readahead+0x7ce/0x980 [ 295.884552] ? find_held_lock+0x36/0x1c0 [ 295.888634] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 295.894185] alloc_pages_current+0x173/0x350 [ 295.898612] __page_cache_alloc+0x38c/0x5c0 [ 295.902939] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 295.907877] ? kasan_check_read+0x11/0x20 [ 295.912032] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 295.917315] ? generic_perform_write+0x6a0/0x6a0 [ 295.922077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.927624] ? check_preemption_disabled+0x48/0x280 [ 295.932663] filemap_fault+0x1594/0x25f0 [ 295.936741] ? __lock_page_or_retry+0xa00/0xa00 [ 295.941417] ? mark_held_locks+0x130/0x130 [ 295.945677] ? rcu_softirq_qs+0x20/0x20 [ 295.949713] ? filemap_map_pages+0xe04/0x1990 [ 295.954220] ? lock_downgrade+0x900/0x900 [ 295.958369] ? check_preemption_disabled+0x48/0x280 [ 295.963397] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 295.968360] ? kasan_check_read+0x11/0x20 [ 295.972536] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 295.977465] ? rcu_softirq_qs+0x20/0x20 [ 295.981458] ? rcu_softirq_qs+0x20/0x20 [ 295.985433] ? unwind_dump+0x190/0x190 [ 295.989336] ? kernel_text_address+0x79/0xf0 [ 295.993750] ? __kernel_text_address+0xd/0x40 [ 295.998248] ? unwind_get_return_address+0x61/0xa0 [ 296.003187] ? __save_stack_trace+0x8d/0xf0 [ 296.007526] ? lock_acquire+0x1ed/0x520 [ 296.011504] ? ext4_filemap_fault+0x7a/0xad [ 296.015839] ? lock_release+0xa00/0xa00 [ 296.019817] ? perf_trace_sched_process_exec+0x860/0x860 [ 296.025311] ? print_usage_bug+0xc0/0xc0 [ 296.029406] ? print_usage_bug+0xc0/0xc0 [ 296.033470] ? __x64_sys_read+0x73/0xb0 [ 296.037449] ? print_usage_bug+0xc0/0xc0 [ 296.041526] ? down_read+0x8d/0x120 [ 296.045169] ? ext4_filemap_fault+0x7a/0xad [ 296.049495] ? __down_interruptible+0x700/0x700 [ 296.054173] ext4_filemap_fault+0x82/0xad [ 296.058352] __do_fault+0x100/0x6b0 [ 296.061978] ? trace_hardirqs_on+0xbd/0x310 [ 296.066322] ? pmd_devmap_trans_unstable+0x220/0x220 [ 296.071436] ? mark_held_locks+0x130/0x130 [ 296.075679] ? mark_held_locks+0x130/0x130 [ 296.079918] ? do_syslog+0x147b/0x1690 [ 296.083820] ? do_syslog+0x309/0x1690 [ 296.087627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.093177] __handle_mm_fault+0x307c/0x5920 [ 296.097609] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 296.102463] ? find_held_lock+0x36/0x1c0 [ 296.106574] ? zap_class+0x640/0x640 [ 296.110320] ? zap_class+0x640/0x640 [ 296.114043] ? find_held_lock+0x36/0x1c0 [ 296.118122] ? handle_mm_fault+0x42a/0xc70 [ 296.122366] ? lock_downgrade+0x900/0x900 [ 296.126518] ? check_preemption_disabled+0x48/0x280 [ 296.131558] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 296.136501] ? kasan_check_read+0x11/0x20 [ 296.140665] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.145950] ? rcu_softirq_qs+0x20/0x20 [ 296.149931] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.155041] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.160583] ? check_preemption_disabled+0x48/0x280 [ 296.165669] handle_mm_fault+0x54f/0xc70 [ 296.169766] ? __handle_mm_fault+0x5920/0x5920 [ 296.174371] ? find_vma+0x34/0x190 [ 296.177933] __do_page_fault+0x5e8/0xe60 [ 296.182000] ? trace_hardirqs_off+0xb8/0x310 [ 296.186408] ? kernel_write+0x120/0x120 [ 296.190396] do_page_fault+0xf2/0x7e0 [ 296.194202] ? vmalloc_sync_all+0x30/0x30 [ 296.198354] ? error_entry+0x70/0xd0 [ 296.202075] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.207091] ? trace_hardirqs_on_caller+0xc0/0x310 [ 296.212023] ? syscall_return_slowpath+0x5e0/0x5e0 [ 296.216956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.221800] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.226817] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 296.232275] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 296.237294] ? prepare_exit_to_usermode+0x291/0x3b0 [ 296.242315] ? page_fault+0x8/0x30 [ 296.245866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.250719] ? page_fault+0x8/0x30 [ 296.254264] page_fault+0x1e/0x30 [ 296.257735] RIP: 0033:0x7fb372d071fd [ 296.261463] Code: Bad RIP value. [ 296.264855] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 296.270227] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 296.277499] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 296.284768] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 296.292035] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 296.299307] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 296.306605] warn_alloc_show_mem: 1 callbacks suppressed [ 296.306617] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 296.306619] Mem-Info: [ 296.306651] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 296.306651] active_file:12 inactive_file:13 isolated_file:0 [ 296.306651] unevictable:0 dirty:0 writeback:0 unstable:0 [ 296.306651] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 296.306651] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 296.306651] free:13647 free_pcp:167 free_cma:0 [ 296.311993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.318940] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 296.321340] Call Trace: [ 296.354383] Node 0 [ 296.363748] [ 296.391257] 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 [ 296.393818] dump_stack+0x244/0x39d [ 296.396028] lowmem_reserve[]: [ 296.398176] ? dump_stack_print_info.cold.1+0x20/0x20 [ 296.423653] 0 [ 296.427284] warn_alloc.cold.117+0xb7/0x1bd [ 296.430357] 2818 [ 296.435541] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 296.437319] 6321 [ 296.441638] ? lock_downgrade+0x900/0x900 [ 296.443691] 6321 [ 296.448531] ? trace_hardirqs_off+0xb8/0x310 [ 296.454720] ? trace_hardirqs_off+0xb8/0x310 [ 296.456758] Node 0 [ 296.461166] __alloc_pages_slowpath+0x2660/0x2d70 [ 296.465572] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 296.467811] ? warn_alloc+0x120/0x120 [ 296.472618] lowmem_reserve[]: [ 296.499708] ? warn_alloc+0x120/0x120 [ 296.503487] 0 [ 296.506594] ? print_usage_bug+0xc0/0xc0 [ 296.510396] 0 [ 296.512194] ? warn_alloc+0x120/0x120 [ 296.516232] 3503 [ 296.518032] ? print_usage_bug+0xc0/0xc0 [ 296.521808] 3503 [ 296.523865] ? __lock_acquire+0x62f/0x4c20 [ 296.529998] ? __lock_acquire+0x62f/0x4c20 [ 296.534211] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 296.538474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.538490] ? should_fail+0x22d/0xd01 [ 296.567371] lowmem_reserve[]: [ 296.572920] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.576775] 0 [ 296.579910] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.585175] 0 [ 296.586974] ? __lock_acquire+0x62f/0x4c20 [ 296.592051] 0 [ 296.593850] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.598066] 0 [ 296.599865] ? __lock_acquire+0x62f/0x4c20 [ 296.606747] ? should_fail+0x22d/0xd01 [ 296.610962] Node 0 [ 296.614840] ? rcu_irq_exit+0x1a2/0x390 [ 296.614850] DMA: [ 296.617104] ? mark_held_locks+0x130/0x130 [ 296.621055] 1*4kB [ 296.623116] ? mark_held_locks+0x130/0x130 [ 296.627328] (U) [ 296.629474] ? mark_held_locks+0xc7/0x130 [ 296.633685] 0*8kB [ 296.635662] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 296.639787] 0*16kB [ 296.641932] ? zap_class+0x640/0x640 [ 296.646925] 1*32kB [ 296.649157] ? print_usage_bug+0xc0/0xc0 [ 296.652848] (U) [ 296.655082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.659118] 2*64kB [ 296.661089] ? check_preemption_disabled+0x48/0x280 [ 296.666605] (U) [ 296.668844] ? __lock_is_held+0xb5/0x140 [ 296.673832] 1*128kB [ 296.675809] __alloc_pages_nodemask+0xa80/0xde0 [ 296.679839] (U) [ 296.682157] ? zap_class+0x640/0x640 [ 296.686819] 1*256kB [ 296.688810] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 296.692500] (U) [ 296.694825] ? find_held_lock+0x36/0x1c0 [ 296.699813] 0*512kB [ 296.701789] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.705821] 1*1024kB [ 296.708141] ? lock_downgrade+0x900/0x900 [ 296.712788] (U) [ 296.715199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.719320] 1*2048kB [ 296.721294] cache_grow_begin+0xa5/0x8c0 [ 296.726807] (M) [ 296.729213] ? do_raw_spin_unlock+0xa7/0x330 [ 296.733254] 3*4096kB [ 296.735230] fallback_alloc+0x204/0x2e0 [ 296.739616] (M) [ 296.742027] ____cache_alloc_node+0x1c7/0x1e0 [ 296.745974] = 15908kB [ 296.747945] kmem_cache_alloc_node+0xe3/0x730 [ 296.752417] Node 0 [ 296.754826] ? ipv6_get_ifaddr+0x42e/0x620 [ 296.759296] DMA32: [ 296.761555] __alloc_skb+0x119/0x770 [ 296.765765] 4*4kB [ 296.768000] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 296.771686] (M) [ 296.773831] ? netdev_alloc_frag+0x1f0/0x1f0 [ 296.779085] 0*8kB [ 296.781057] ? lock_downgrade+0x900/0x900 [ 296.785438] 3*16kB [ 296.787597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.791720] (UM) [ 296.793975] ? refcount_sub_and_test_checked+0x203/0x310 [ 296.799503] 2*32kB [ 296.801564] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 296.806990] (UM) [ 296.809221] ? addrconf_rs_timer+0x690/0x690 [ 296.814648] 4*64kB [ 296.816712] ndisc_alloc_skb+0x144/0x340 [ 296.821087] (UM) [ 296.823318] ndisc_send_rs+0x331/0x6e0 [ 296.827357] 5*128kB [ 296.829424] addrconf_rs_timer+0x314/0x690 [ 296.833290] (UM) [ 296.835619] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.839832] 3*256kB [ 296.841904] call_timer_fn+0x272/0x920 [ 296.846102] (M) [ 296.848429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.852293] 3*512kB [ 296.854267] ? process_timeout+0x40/0x40 [ 296.858483] (M) [ 296.860817] ? __run_timers+0x7da/0xc70 [ 296.864850] 3*1024kB [ 296.866826] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.870778] (UM) [ 296.873185] ? _raw_spin_unlock_irq+0x27/0x80 [ 296.877657] 1*2048kB [ 296.879720] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.884195] (M) [ 296.886611] ? lockdep_hardirqs_on+0x296/0x5b0 [ 296.890819] 4*4096kB [ 296.892791] ? trace_hardirqs_on+0xbd/0x310 [ 296.897346] (M) [ 296.899763] ? kasan_check_read+0x11/0x20 [ 296.904057] = 24832kB [ 296.906030] ? __run_timers+0x7da/0xc70 [ 296.910154] Node 0 [ 296.912559] ? trace_hardirqs_off_caller+0x310/0x310 [ 296.916507] Normal: [ 296.918741] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.923818] 792*4kB [ 296.926134] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.930343] (MEH) [ 296.932669] __run_timers+0x7e5/0xc70 [ 296.936882] 463*8kB [ 296.939037] ? timer_fixup_init+0x70/0x70 [ 296.942805] (UME) [ 296.945130] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 296.949252] 172*16kB [ 296.951397] ? zap_class+0x640/0x640 [ 296.956389] (UMEH) [ 296.958794] ? enqueue_hrtimer+0x1a5/0x560 [ 296.962486] 71*32kB [ 296.964717] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 296.968928] (UME) [ 296.971248] ? find_held_lock+0x36/0x1c0 [ 296.976430] 13*64kB [ 296.978574] ? zap_class+0x640/0x640 [ 296.982620] (UMH) [ 296.984947] ? pvclock_read_flags+0x160/0x160 [ 296.988633] 1*128kB [ 296.990777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.995244] (U) [ 296.997566] ? check_preemption_disabled+0x48/0x280 [ 297.003079] 0*256kB [ 297.005053] ? __lock_is_held+0xb5/0x140 [ 297.010044] 0*512kB [ 297.012370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.016403] 1*1024kB [ 297.018726] ? check_preemption_disabled+0x48/0x280 [ 297.024238] (U) [ 297.026652] run_timer_softirq+0x52/0xb0 [ 297.031646] 0*2048kB [ 297.033627] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.037664] 0*4096kB [ 297.040069] __do_softirq+0x308/0xb7e [ 297.045061] = 13880kB [ 297.047466] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 297.051246] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 297.053646] ? lock_downgrade+0x900/0x900 [ 297.058122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 297.066948] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 297.071075] 163 total pagecache pages [ 297.079647] ? pvclock_read_flags+0x160/0x160 [ 297.084731] 0 pages in swap cache [ 297.088521] ? lapic_next_event+0x5a/0x90 [ 297.092994] Swap cache stats: add 0, delete 0, find 0/0 [ 297.096437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.100560] Free swap = 0kB [ 297.105922] ? kvm_clock_read+0x18/0x30 [ 297.111435] Total swap = 0kB [ 297.114450] ? kvm_sched_clock_read+0x9/0x20 [ 297.118403] 1965979 pages RAM [ 297.121414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.125799] 0 pages HighMem/MovableOnly [ 297.128898] ? check_preemption_disabled+0x48/0x280 [ 297.134411] 342867 pages reserved [ 297.138387] irq_exit+0x17f/0x1c0 [ 297.143381] 0 pages cma reserved [ 297.146831] smp_apic_timer_interrupt+0x1cb/0x760 [ 297.150331] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 297.153622] ? smp_reschedule_interrupt+0x109/0x650 [ 297.158539] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 297.164930] ? smp_call_function_single_interrupt+0x650/0x650 [ 297.169924] rsyslogd cpuset= [ 297.179975] ? interrupt_entry+0xb5/0xc0 [ 297.185837] / [ 297.188854] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.192899] mems_allowed=0 [ 297.194617] ? trace_hardirqs_off_caller+0xbb/0x310 [ 297.207546] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.212556] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.217568] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.222606] ? task_prio+0x50/0x50 [ 297.226155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.231695] ? check_preemption_disabled+0x48/0x280 [ 297.236718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.241573] apic_timer_interrupt+0xf/0x20 [ 297.245811] [ 297.248060] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 297.252995] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 297.271900] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 297.279621] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 297.286893] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 297.294164] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 297.301432] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 297.308702] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 297.316027] skb_clone+0x1bb/0x500 [ 297.319570] ? finish_task_switch+0x2f4/0x910 [ 297.324092] ? skb_split+0x11e0/0x11e0 [ 297.327986] ? preempt_notifier_register+0x200/0x200 [ 297.333095] ? __switch_to_asm+0x34/0x70 [ 297.337159] ? __switch_to_asm+0x34/0x70 [ 297.341223] ? __switch_to_asm+0x40/0x70 [ 297.345284] ? __switch_to_asm+0x34/0x70 [ 297.349350] ? __switch_to_asm+0x40/0x70 [ 297.353416] ? __switch_to_asm+0x34/0x70 [ 297.357481] ? __switch_to_asm+0x40/0x70 [ 297.361546] ? __switch_to_asm+0x34/0x70 [ 297.365619] ? __switch_to_asm+0x34/0x70 [ 297.369682] ? __switch_to_asm+0x40/0x70 [ 297.373742] ? __switch_to_asm+0x34/0x70 [ 297.377814] bpf_clone_redirect+0xb9/0x490 [ 297.382055] ? __schedule+0x8d7/0x21d0 [ 297.385952] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 297.390973] ? __sched_text_start+0x8/0x8 [ 297.395125] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.399887] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 297.404471] ? retint_kernel+0x2d/0x2d [ 297.408373] ? find_held_lock+0x36/0x1c0 [ 297.412453] ? lock_acquire+0x1ed/0x520 [ 297.416442] ? bpf_test_run+0x3cb/0x780 [ 297.420425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.425969] ? check_preemption_disabled+0x48/0x280 [ 297.431006] ? kasan_check_read+0x11/0x20 [ 297.435166] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.440455] ? rcu_softirq_qs+0x20/0x20 [ 297.444433] ? preempt_schedule+0x4d/0x60 [ 297.448598] ? ___preempt_schedule+0x16/0x18 [ 297.453026] ? bpf_test_run+0x25d/0x780 [ 297.457016] ? netlink_diag_dump+0x2a0/0x2a0 [ 297.461434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.466977] ? bpf_test_init.isra.10+0x70/0x100 [ 297.471653] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 297.476425] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 297.481272] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 297.486818] ? fput+0x130/0x1a0 [ 297.490100] ? __bpf_prog_get+0x9b/0x290 [ 297.494169] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 297.499016] ? bpf_prog_test_run+0x130/0x1a0 [ 297.503436] ? __x64_sys_bpf+0x3d8/0x520 [ 297.507505] ? bpf_prog_get+0x20/0x20 [ 297.511330] ? do_syscall_64+0x1b9/0x820 [ 297.515404] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 297.520822] ? syscall_return_slowpath+0x5e0/0x5e0 [ 297.525771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.530630] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.535654] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 297.540678] ? prepare_exit_to_usermode+0x291/0x3b0 [ 297.545717] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.550578] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.555979] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 297.556066] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 297.562480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.562490] Call Trace: [ 297.569089] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 297.578319] [ 297.580893] syz-executor2 cpuset= [ 297.591389] dump_stack+0x244/0x39d [ 297.593511] syz2 [ 297.596959] ? dump_stack_print_info.cold.1+0x20/0x20 [ 297.600567] mems_allowed=0 [ 297.602557] warn_alloc.cold.117+0xb7/0x1bd [ 297.614951] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 297.619799] ? lock_downgrade+0x900/0x900 [ 297.623959] ? trace_hardirqs_off+0xb8/0x310 [ 297.628375] ? trace_hardirqs_off+0xb8/0x310 [ 297.632796] __alloc_pages_slowpath+0x2660/0x2d70 [ 297.637675] ? warn_alloc+0x120/0x120 [ 297.641498] ? warn_alloc+0x120/0x120 [ 297.645309] ? print_usage_bug+0xc0/0xc0 [ 297.649375] ? warn_alloc+0x120/0x120 [ 297.653183] ? print_usage_bug+0xc0/0xc0 [ 297.657251] ? __lock_acquire+0x62f/0x4c20 [ 297.661486] ? __lock_acquire+0x62f/0x4c20 [ 297.665735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.671278] ? should_fail+0x22d/0xd01 [ 297.675181] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.680470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.685601] ? __lock_acquire+0x62f/0x4c20 [ 297.689850] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.694965] ? __lock_acquire+0x62f/0x4c20 [ 297.699206] ? should_fail+0x22d/0xd01 [ 297.703102] ? rcu_irq_exit+0x1a2/0x390 [ 297.707095] ? mark_held_locks+0x130/0x130 [ 297.711343] ? mark_held_locks+0x130/0x130 [ 297.715598] ? mark_held_locks+0xc7/0x130 [ 297.719749] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 297.724783] ? zap_class+0x640/0x640 [ 297.728508] ? print_usage_bug+0xc0/0xc0 [ 297.732601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.738148] ? check_preemption_disabled+0x48/0x280 [ 297.743178] ? __lock_is_held+0xb5/0x140 [ 297.747256] __alloc_pages_nodemask+0xa80/0xde0 [ 297.751929] ? zap_class+0x640/0x640 [ 297.755649] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 297.760681] ? find_held_lock+0x36/0x1c0 [ 297.764760] ? ____cache_alloc_node+0x1c7/0x1e0 [ 297.769446] ? lock_downgrade+0x900/0x900 [ 297.773617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.779159] cache_grow_begin+0xa5/0x8c0 [ 297.783220] ? do_raw_spin_unlock+0xa7/0x330 [ 297.787638] fallback_alloc+0x204/0x2e0 [ 297.791628] ____cache_alloc_node+0x1c7/0x1e0 [ 297.796136] kmem_cache_alloc_node+0xe3/0x730 [ 297.800637] ? ipv6_get_ifaddr+0x42e/0x620 [ 297.804891] __alloc_skb+0x119/0x770 [ 297.808613] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 297.813899] ? netdev_alloc_frag+0x1f0/0x1f0 [ 297.818310] ? lock_downgrade+0x900/0x900 [ 297.822469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.828010] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.833469] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.838936] ? addrconf_rs_timer+0x690/0x690 [ 297.843369] ndisc_alloc_skb+0x144/0x340 [ 297.847454] ndisc_send_rs+0x331/0x6e0 [ 297.851349] addrconf_rs_timer+0x314/0x690 [ 297.855597] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.859866] call_timer_fn+0x272/0x920 [ 297.863758] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.868000] ? process_timeout+0x40/0x40 [ 297.872074] ? mark_held_locks+0xc7/0x130 [ 297.876232] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.880730] ? _raw_spin_unlock_irq+0x27/0x80 [ 297.885258] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.889540] ? lockdep_hardirqs_on+0x296/0x5b0 [ 297.894143] ? trace_hardirqs_on+0xbd/0x310 [ 297.898467] ? kasan_check_read+0x11/0x20 [ 297.902629] ? __run_timers+0x7da/0xc70 [ 297.906614] ? trace_hardirqs_off_caller+0x310/0x310 [ 297.911743] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.915982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.920220] __run_timers+0x7e5/0xc70 [ 297.924035] ? timer_fixup_init+0x70/0x70 [ 297.928188] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 297.933207] ? zap_class+0x640/0x640 [ 297.936926] ? print_usage_bug+0xc0/0xc0 [ 297.940989] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 297.946189] ? find_held_lock+0x36/0x1c0 [ 297.950259] ? zap_class+0x640/0x640 [ 297.953980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.959517] ? check_preemption_disabled+0x48/0x280 [ 297.964560] ? __lock_is_held+0xb5/0x140 [ 297.968630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.974170] ? check_preemption_disabled+0x48/0x280 [ 297.979191] run_timer_softirq+0x52/0xb0 [ 297.983254] ? rcu_read_lock_sched_held+0x14f/0x180 [ 297.988275] __do_softirq+0x308/0xb7e [ 297.992082] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 297.996580] ? lock_downgrade+0x900/0x900 [ 298.000744] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 298.005857] ? pvclock_read_flags+0x160/0x160 [ 298.010377] ? lapic_next_event+0x5a/0x90 [ 298.014548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.020142] ? kvm_clock_read+0x18/0x30 [ 298.024123] ? kvm_sched_clock_read+0x9/0x20 [ 298.028538] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.034102] ? check_preemption_disabled+0x48/0x280 [ 298.039134] irq_exit+0x17f/0x1c0 [ 298.042599] smp_apic_timer_interrupt+0x1cb/0x760 [ 298.047445] ? smp_call_function_single_interrupt+0x650/0x650 [ 298.053333] ? interrupt_entry+0xb5/0xc0 [ 298.057399] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.062416] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.067479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.072323] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.077339] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.082360] ? task_prio+0x50/0x50 [ 298.085903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.091440] ? check_preemption_disabled+0x48/0x280 [ 298.096467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.101338] apic_timer_interrupt+0xf/0x20 [ 298.105571] [ 298.107837] RIP: 0010:dump_stack+0x358/0x39d [ 298.112282] 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 [ 298.131238] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 298.138950] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 298.146220] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 298.153503] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 298.160772] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 298.168057] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 298.175347] ? dump_stack+0x34f/0x39d [ 298.179160] ? dump_stack_print_info.cold.1+0x20/0x20 [ 298.184363] dump_header+0x27b/0xf72 [ 298.188088] ? mark_held_locks+0x130/0x130 [ 298.192327] ? pagefault_out_of_memory+0x197/0x197 [ 298.197267] ? __lock_acquire+0x62f/0x4c20 [ 298.201504] ? zap_class+0x640/0x640 [ 298.205225] ? percpu_ref_get_many+0x240/0x240 [ 298.209809] ? print_usage_bug+0xc0/0xc0 [ 298.213881] ? print_usage_bug+0xc0/0xc0 [ 298.217954] ? zap_class+0x640/0x640 [ 298.221674] ? print_usage_bug+0xc0/0xc0 [ 298.225735] ? print_usage_bug+0xc0/0xc0 [ 298.229803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.235359] ? find_held_lock+0x36/0x1c0 [ 298.239433] ? mark_held_locks+0xc7/0x130 [ 298.243595] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 298.248700] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 298.253808] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 298.258393] ? trace_hardirqs_on+0xbd/0x310 [ 298.262734] ? kasan_check_read+0x11/0x20 [ 298.266911] ? ___ratelimit+0x3b4/0x672 [ 298.270892] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.276000] ? trace_hardirqs_on+0x310/0x310 [ 298.280414] ? lock_downgrade+0x900/0x900 [ 298.284597] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 298.289722] ? ___ratelimit+0x3b9/0x672 [ 298.293700] ? idr_get_free+0xec0/0xec0 [ 298.297690] ? find_held_lock+0x36/0x1c0 [ 298.301763] oom_kill_process.cold.27+0x10/0x903 [ 298.306519] ? zap_class+0x640/0x640 [ 298.310236] ? check_preemption_disabled+0x48/0x280 [ 298.315277] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.320206] ? kasan_check_read+0x11/0x20 [ 298.324362] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.329643] ? oom_evaluate_task+0x540/0x540 [ 298.334069] ? find_held_lock+0x36/0x1c0 [ 298.338175] ? out_of_memory+0x974/0x1430 [ 298.342328] ? lock_downgrade+0x900/0x900 [ 298.346642] ? check_preemption_disabled+0x48/0x280 [ 298.351673] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.356636] ? kasan_check_read+0x11/0x20 [ 298.360803] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.366089] ? rcu_softirq_qs+0x20/0x20 [ 298.370071] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 298.375620] ? oom_evaluate_task+0x302/0x540 [ 298.380034] out_of_memory+0xa84/0x1430 [ 298.384018] ? oom_killer_disable+0x3a0/0x3a0 [ 298.388518] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 298.393450] ? __mutex_add_waiter+0x2a0/0x2a0 [ 298.397957] __alloc_pages_slowpath+0x22d4/0x2d70 [ 298.402864] ? warn_alloc+0x120/0x120 [ 298.406698] ? rcu_softirq_qs+0x20/0x20 [ 298.410714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.416251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.421787] ? should_fail+0x22d/0xd01 [ 298.425682] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.430794] ? zap_class+0x640/0x640 [ 298.434533] ? __lock_is_held+0xb5/0x140 [ 298.438611] ? mark_held_locks+0x130/0x130 [ 298.442852] ? lock_release+0xa00/0xa00 [ 298.446835] ? perf_trace_sched_process_exec+0x860/0x860 [ 298.452306] ? __might_sleep+0x95/0x190 [ 298.456289] __alloc_pages_nodemask+0xa80/0xde0 [ 298.460967] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 298.465991] ? __page_cache_alloc+0x191/0x5c0 [ 298.470492] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.475426] ? kasan_check_read+0x11/0x20 [ 298.479579] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.484875] ? zap_class+0x640/0x640 [ 298.488605] ? zap_class+0x640/0x640 [ 298.492321] ? zap_class+0x640/0x640 [ 298.496038] ? __do_page_cache_readahead+0x7ce/0x980 [ 298.501194] ? find_held_lock+0x36/0x1c0 [ 298.505261] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 298.510826] alloc_pages_current+0x173/0x350 [ 298.515250] __page_cache_alloc+0x38c/0x5c0 [ 298.519574] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.524514] ? kasan_check_read+0x11/0x20 [ 298.528666] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.533946] ? generic_perform_write+0x6a0/0x6a0 [ 298.538708] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.544249] ? check_preemption_disabled+0x48/0x280 [ 298.549278] filemap_fault+0x1594/0x25f0 [ 298.553354] ? __lock_page_or_retry+0xa00/0xa00 [ 298.558046] ? mark_held_locks+0x130/0x130 [ 298.562302] ? rcu_softirq_qs+0x20/0x20 [ 298.566295] ? filemap_map_pages+0xe04/0x1990 [ 298.570846] ? lock_downgrade+0x900/0x900 [ 298.575020] ? check_preemption_disabled+0x48/0x280 [ 298.580047] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.584983] ? kasan_check_read+0x11/0x20 [ 298.589138] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 298.594072] ? rcu_softirq_qs+0x20/0x20 [ 298.598055] ? rcu_softirq_qs+0x20/0x20 [ 298.602033] ? unwind_dump+0x190/0x190 [ 298.605942] ? kernel_text_address+0x79/0xf0 [ 298.610353] ? __kernel_text_address+0xd/0x40 [ 298.614851] ? unwind_get_return_address+0x61/0xa0 [ 298.619797] ? __save_stack_trace+0x8d/0xf0 [ 298.624136] ? lock_acquire+0x1ed/0x520 [ 298.628111] ? ext4_filemap_fault+0x7a/0xad [ 298.632444] ? lock_release+0xa00/0xa00 [ 298.636433] ? perf_trace_sched_process_exec+0x860/0x860 [ 298.641908] ? print_usage_bug+0xc0/0xc0 [ 298.645974] ? print_usage_bug+0xc0/0xc0 [ 298.650037] ? __x64_sys_read+0x73/0xb0 [ 298.654013] ? print_usage_bug+0xc0/0xc0 [ 298.658094] ? down_read+0x8d/0x120 [ 298.661721] ? ext4_filemap_fault+0x7a/0xad [ 298.666048] ? __down_interruptible+0x700/0x700 [ 298.670728] ext4_filemap_fault+0x82/0xad [ 298.674887] __do_fault+0x100/0x6b0 [ 298.678517] ? trace_hardirqs_on+0xbd/0x310 [ 298.682845] ? pmd_devmap_trans_unstable+0x220/0x220 [ 298.687959] ? mark_held_locks+0x130/0x130 [ 298.692196] ? mark_held_locks+0x130/0x130 [ 298.696437] ? do_syslog+0x147b/0x1690 [ 298.700333] ? do_syslog+0x309/0x1690 [ 298.704141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.709688] __handle_mm_fault+0x307c/0x5920 [ 298.714111] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 298.718958] ? find_held_lock+0x36/0x1c0 [ 298.723042] ? zap_class+0x640/0x640 [ 298.726755] ? zap_class+0x640/0x640 [ 298.730479] ? find_held_lock+0x36/0x1c0 [ 298.734552] ? handle_mm_fault+0x42a/0xc70 [ 298.738797] ? lock_downgrade+0x900/0x900 [ 298.742947] ? check_preemption_disabled+0x48/0x280 [ 298.747973] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 298.752907] ? kasan_check_read+0x11/0x20 [ 298.757063] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 298.762345] ? rcu_softirq_qs+0x20/0x20 [ 298.766324] ? trace_hardirqs_off_caller+0x310/0x310 [ 298.771433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.776970] ? check_preemption_disabled+0x48/0x280 [ 298.781995] handle_mm_fault+0x54f/0xc70 [ 298.786061] ? __handle_mm_fault+0x5920/0x5920 [ 298.790649] ? find_vma+0x34/0x190 [ 298.794202] __do_page_fault+0x5e8/0xe60 [ 298.798268] ? trace_hardirqs_off+0xb8/0x310 [ 298.802682] ? kernel_write+0x120/0x120 [ 298.806670] do_page_fault+0xf2/0x7e0 [ 298.810477] ? vmalloc_sync_all+0x30/0x30 [ 298.814632] ? error_entry+0x70/0xd0 [ 298.818350] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.823369] ? trace_hardirqs_on_caller+0xc0/0x310 [ 298.828305] ? syscall_return_slowpath+0x5e0/0x5e0 [ 298.833238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.838082] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.843100] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 298.848552] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 298.853581] ? prepare_exit_to_usermode+0x291/0x3b0 [ 298.858619] ? page_fault+0x8/0x30 [ 298.862164] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.867016] ? page_fault+0x8/0x30 [ 298.870561] page_fault+0x1e/0x30 [ 298.874024] RIP: 0033:0x7fb372d071fd [ 298.877753] Code: Bad RIP value. [ 298.881119] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 298.886483] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 298.893757] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 298.901023] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 298.908293] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 298.915568] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 298.922879] warn_alloc_show_mem: 1 callbacks suppressed [ 298.922892] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 298.922894] Mem-Info: [ 298.922926] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 298.922926] active_file:12 inactive_file:13 isolated_file:0 [ 298.922926] unevictable:0 dirty:0 writeback:0 unstable:0 [ 298.922926] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 298.922926] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 298.922926] free:13647 free_pcp:167 free_cma:0 [ 298.928273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.935205] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 298.937612] Call Trace: [ 298.970481] Node 0 [ 298.979824] [ 299.007330] 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 [ 299.009890] dump_stack+0x244/0x39d [ 299.012095] lowmem_reserve[]: [ 299.014242] ? dump_stack_print_info.cold.1+0x20/0x20 [ 299.039722] 0 [ 299.043353] warn_alloc.cold.117+0xb7/0x1bd [ 299.046426] 2818 [ 299.051615] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 299.053400] 6321 [ 299.057720] ? lock_downgrade+0x900/0x900 [ 299.059759] 6321 [ 299.064610] ? trace_hardirqs_off+0xb8/0x310 [ 299.070797] ? trace_hardirqs_off+0xb8/0x310 [ 299.072838] Node 0 [ 299.077265] __alloc_pages_slowpath+0x2660/0x2d70 [ 299.081673] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 299.083901] ? warn_alloc+0x120/0x120 [ 299.088705] lowmem_reserve[]: [ 299.115764] ? warn_alloc+0x120/0x120 [ 299.119539] 0 [ 299.122640] ? print_usage_bug+0xc0/0xc0 [ 299.126417] 0 [ 299.128216] ? warn_alloc+0x120/0x120 [ 299.132252] 3503 [ 299.134054] ? print_usage_bug+0xc0/0xc0 [ 299.137829] 3503 [ 299.139900] ? __lock_acquire+0x62f/0x4c20 [ 299.145999] ? __lock_acquire+0x62f/0x4c20 [ 299.150211] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 299.154472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.154488] ? should_fail+0x22d/0xd01 [ 299.183356] lowmem_reserve[]: [ 299.188899] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.192756] 0 [ 299.195854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.201111] 0 [ 299.202909] ? __lock_acquire+0x62f/0x4c20 [ 299.207987] 0 [ 299.209803] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.214201] 0 [ 299.216029] ? __lock_acquire+0x62f/0x4c20 [ 299.221112] Node 0 [ 299.222909] ? should_fail+0x22d/0xd01 [ 299.227124] DMA: [ 299.229357] ? rcu_irq_exit+0x1a2/0x390 [ 299.233222] 1*4kB [ 299.235285] ? mark_held_locks+0x130/0x130 [ 299.239234] (U) [ 299.241401] ? mark_held_locks+0x130/0x130 [ 299.245619] 0*8kB [ 299.247597] ? mark_held_locks+0xc7/0x130 [ 299.251805] 0*16kB [ 299.253956] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 299.258077] 1*32kB (U) [ 299.260325] ? zap_class+0x640/0x640 [ 299.265321] 2*64kB [ 299.267904] ? print_usage_bug+0xc0/0xc0 [ 299.271601] (U) [ 299.273837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.277880] 1*128kB [ 299.279856] ? check_preemption_disabled+0x48/0x280 [ 299.285372] (U) [ 299.287699] ? __lock_is_held+0xb5/0x140 [ 299.292688] 1*256kB [ 299.294665] __alloc_pages_nodemask+0xa80/0xde0 [ 299.298698] (U) [ 299.301018] ? zap_class+0x640/0x640 [ 299.305673] 0*512kB [ 299.307643] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 299.311336] 1*1024kB [ 299.313659] ? find_held_lock+0x36/0x1c0 [ 299.318644] (U) [ 299.321059] ? ____cache_alloc_node+0x1c7/0x1e0 [ 299.325087] 1*2048kB [ 299.327232] ? lock_downgrade+0x900/0x900 [ 299.331884] (M) [ 299.334300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.338421] 3*4096kB [ 299.340401] cache_grow_begin+0xa5/0x8c0 [ 299.345908] (M) [ 299.348314] ? do_raw_spin_unlock+0xa7/0x330 [ 299.352364] = 15908kB [ 299.352373] Node 0 [ 299.354351] fallback_alloc+0x204/0x2e0 [ 299.358731] DMA32: [ 299.361142] ____cache_alloc_node+0x1c7/0x1e0 [ 299.363358] 4*4kB [ 299.367332] kmem_cache_alloc_node+0xe3/0x730 [ 299.369557] (M) [ 299.374085] ? ipv6_get_ifaddr+0x42e/0x620 [ 299.376210] 0*8kB [ 299.380707] __alloc_skb+0x119/0x770 [ 299.382659] 3*16kB [ 299.386891] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 299.389014] (UM) [ 299.392725] ? netdev_alloc_frag+0x1f0/0x1f0 [ 299.394940] 2*32kB [ 299.400210] ? lock_downgrade+0x900/0x900 [ 299.402251] (UM) [ 299.406657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.408875] 4*64kB [ 299.413018] ? refcount_sub_and_test_checked+0x203/0x310 [ 299.415056] (UM) [ 299.420598] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 299.422809] 5*128kB (UM) [ 299.428260] ? addrconf_rs_timer+0x690/0x690 [ 299.430300] 3*256kB [ 299.435749] ndisc_alloc_skb+0x144/0x340 [ 299.438474] (M) [ 299.442881] ndisc_send_rs+0x331/0x6e0 [ 299.445186] 3*512kB [ 299.449239] addrconf_rs_timer+0x314/0x690 [ 299.451196] (M) [ 299.455082] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.457380] 3*1024kB [ 299.461628] call_timer_fn+0x272/0x920 [ 299.463569] (UM) [ 299.467803] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.470191] 1*2048kB [ 299.474075] ? process_timeout+0x40/0x40 [ 299.476114] (M) [ 299.480375] ? __run_timers+0x7da/0xc70 [ 299.482758] 4*4096kB [ 299.486813] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.488762] (M) [ 299.492769] ? _raw_spin_unlock_irq+0x27/0x80 [ 299.495162] = 24832kB [ 299.499650] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.501613] Node 0 [ 299.506103] ? lockdep_hardirqs_on+0x296/0x5b0 [ 299.508492] Normal: [ 299.512722] ? trace_hardirqs_on+0xbd/0x310 [ 299.514935] 792*4kB [ 299.519510] ? kasan_check_read+0x11/0x20 [ 299.521806] (MEH) [ 299.526125] ? __run_timers+0x7da/0xc70 [ 299.528424] 463*8kB [ 299.532564] ? trace_hardirqs_off_caller+0x310/0x310 [ 299.534690] (UME) [ 299.538659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.540977] 172*16kB [ 299.546072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.548373] (UMEH) [ 299.552642] __run_timers+0x7e5/0xc70 [ 299.555034] 71*32kB [ 299.559270] ? timer_fixup_init+0x70/0x70 [ 299.561479] (UME) [ 299.565273] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 299.567573] 13*64kB [ 299.571721] ? zap_class+0x640/0x640 [ 299.573846] (UMH) [ 299.578853] ? enqueue_hrtimer+0x1a5/0x560 [ 299.581159] 1*128kB [ 299.584867] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 299.587001] (U) [ 299.591231] ? find_held_lock+0x36/0x1c0 [ 299.593531] 0*256kB [ 299.598719] ? zap_class+0x640/0x640 [ 299.600672] 0*512kB [ 299.604728] ? pvclock_read_flags+0x160/0x160 [ 299.607024] 1*1024kB [ 299.610730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.613029] (U) [ 299.617519] ? check_preemption_disabled+0x48/0x280 [ 299.619907] 0*2048kB [ 299.625441] ? __lock_is_held+0xb5/0x140 [ 299.627419] 0*4096kB = 13880kB [ 299.632444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.634841] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.638904] ? check_preemption_disabled+0x48/0x280 [ 299.642087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.647616] run_timer_softirq+0x52/0xb0 [ 299.656425] 163 total pagecache pages [ 299.661452] ? rcu_read_lock_sched_held+0x14f/0x180 [ 299.670011] 0 pages in swap cache [ 299.674060] __do_softirq+0x308/0xb7e [ 299.677840] Swap cache stats: add 0, delete 0, find 0/0 [ 299.682847] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 299.686281] Free swap = 0kB [ 299.690080] ? lock_downgrade+0x900/0x900 [ 299.695420] Total swap = 0kB [ 299.699908] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 299.702904] 1965979 pages RAM [ 299.707051] ? pvclock_read_flags+0x160/0x160 [ 299.710043] 0 pages HighMem/MovableOnly [ 299.715142] ? lapic_next_event+0x5a/0x90 [ 299.718221] 342867 pages reserved [ 299.722711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.726678] 0 pages cma reserved [ 299.730823] ? kvm_clock_read+0x18/0x30 [ 299.734377] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 299.739784] ? kvm_sched_clock_read+0x9/0x20 [ 299.743191] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 299.747116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.753596] rsyslogd cpuset= [ 299.758006] ? check_preemption_disabled+0x48/0x280 [ 299.768033] / [ 299.773598] irq_exit+0x17f/0x1c0 [ 299.776601] mems_allowed=0 [ 299.781612] smp_apic_timer_interrupt+0x1cb/0x760 [ 299.794534] ? smp_reschedule_interrupt+0x109/0x650 [ 299.799569] ? smp_call_function_single_interrupt+0x650/0x650 [ 299.805467] ? interrupt_entry+0xb5/0xc0 [ 299.809550] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.814578] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.819617] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.824463] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.829479] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.834507] ? task_prio+0x50/0x50 [ 299.838096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.843636] ? check_preemption_disabled+0x48/0x280 [ 299.848667] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.853527] apic_timer_interrupt+0xf/0x20 [ 299.857757] [ 299.860001] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 299.864935] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 299.883834] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 299.891544] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 299.898808] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 299.906095] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 299.913366] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 299.920632] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 299.927936] skb_clone+0x1bb/0x500 [ 299.931485] ? finish_task_switch+0x2f4/0x910 [ 299.935989] ? skb_split+0x11e0/0x11e0 [ 299.939880] ? preempt_notifier_register+0x200/0x200 [ 299.944983] ? __switch_to_asm+0x34/0x70 [ 299.949047] ? __switch_to_asm+0x34/0x70 [ 299.953112] ? __switch_to_asm+0x40/0x70 [ 299.957176] ? __switch_to_asm+0x34/0x70 [ 299.961240] ? __switch_to_asm+0x40/0x70 [ 299.965306] ? __switch_to_asm+0x34/0x70 [ 299.969378] ? __switch_to_asm+0x40/0x70 [ 299.973442] ? __switch_to_asm+0x34/0x70 [ 299.977510] ? __switch_to_asm+0x34/0x70 [ 299.981575] ? __switch_to_asm+0x40/0x70 [ 299.985663] ? __switch_to_asm+0x34/0x70 [ 299.989736] bpf_clone_redirect+0xb9/0x490 [ 299.993977] ? __schedule+0x8d7/0x21d0 [ 299.997874] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 300.002894] ? __sched_text_start+0x8/0x8 [ 300.007047] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 300.011811] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 300.016394] ? retint_kernel+0x2d/0x2d [ 300.020291] ? find_held_lock+0x36/0x1c0 [ 300.024372] ? lock_acquire+0x1ed/0x520 [ 300.028351] ? bpf_test_run+0x3cb/0x780 [ 300.032373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.037932] ? check_preemption_disabled+0x48/0x280 [ 300.042960] ? kasan_check_read+0x11/0x20 [ 300.047114] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.052399] ? rcu_softirq_qs+0x20/0x20 [ 300.056382] ? preempt_schedule+0x4d/0x60 [ 300.060532] ? ___preempt_schedule+0x16/0x18 [ 300.064949] ? bpf_test_run+0x25d/0x780 [ 300.068957] ? netlink_diag_dump+0x2a0/0x2a0 [ 300.073375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.078918] ? bpf_test_init.isra.10+0x70/0x100 [ 300.083606] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 300.088378] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 300.093222] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 300.098763] ? fput+0x130/0x1a0 [ 300.102047] ? __bpf_prog_get+0x9b/0x290 [ 300.106112] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 300.110954] ? bpf_prog_test_run+0x130/0x1a0 [ 300.115401] ? __x64_sys_bpf+0x3d8/0x520 [ 300.119480] ? bpf_prog_get+0x20/0x20 [ 300.123302] ? do_syscall_64+0x1b9/0x820 [ 300.127372] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 300.132740] ? syscall_return_slowpath+0x5e0/0x5e0 [ 300.137670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.142520] ? trace_hardirqs_on_caller+0x310/0x310 [ 300.147544] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 300.152564] ? prepare_exit_to_usermode+0x291/0x3b0 [ 300.157602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.162457] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.167841] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 300.167929] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 300.174339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.174350] Call Trace: [ 300.180930] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.190181] [ 300.192753] syz-executor2 cpuset= [ 300.203244] dump_stack+0x244/0x39d [ 300.205424] syz2 [ 300.208875] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.212479] mems_allowed=0 [ 300.214456] warn_alloc.cold.117+0xb7/0x1bd [ 300.226850] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.231703] ? lock_downgrade+0x900/0x900 [ 300.235884] ? trace_hardirqs_off+0xb8/0x310 [ 300.240304] ? trace_hardirqs_off+0xb8/0x310 [ 300.244722] __alloc_pages_slowpath+0x2660/0x2d70 [ 300.249648] ? warn_alloc+0x120/0x120 [ 300.253460] ? warn_alloc+0x120/0x120 [ 300.257268] ? print_usage_bug+0xc0/0xc0 [ 300.261331] ? warn_alloc+0x120/0x120 [ 300.265135] ? print_usage_bug+0xc0/0xc0 [ 300.269199] ? __lock_acquire+0x62f/0x4c20 [ 300.273438] ? __lock_acquire+0x62f/0x4c20 [ 300.277679] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.283216] ? should_fail+0x22d/0xd01 [ 300.287107] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.292216] ? __lock_acquire+0x62f/0x4c20 [ 300.296458] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.301561] ? __lock_acquire+0x62f/0x4c20 [ 300.305799] ? should_fail+0x22d/0xd01 [ 300.309715] ? find_held_lock+0x36/0x1c0 [ 300.313802] ? mark_held_locks+0x130/0x130 [ 300.318043] ? mark_held_locks+0x130/0x130 [ 300.322276] ? zap_class+0x640/0x640 [ 300.325992] ? zap_class+0x640/0x640 [ 300.329713] ? print_usage_bug+0xc0/0xc0 [ 300.333772] ? do_raw_spin_unlock+0xa7/0x330 [ 300.338183] ? zap_class+0x640/0x640 [ 300.341904] ? print_usage_bug+0xc0/0xc0 [ 300.346058] ? wq_watchdog_touch+0x9c/0xfe [ 300.350300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.355852] ? check_preemption_disabled+0x48/0x280 [ 300.360907] ? __lock_is_held+0xb5/0x140 [ 300.364995] __alloc_pages_nodemask+0xa80/0xde0 [ 300.369716] ? zap_class+0x640/0x640 [ 300.373435] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 300.378494] ? find_held_lock+0x36/0x1c0 [ 300.382602] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.387277] ? lock_downgrade+0x900/0x900 [ 300.391435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.396995] cache_grow_begin+0xa5/0x8c0 [ 300.401072] ? do_raw_spin_unlock+0xa7/0x330 [ 300.405521] fallback_alloc+0x204/0x2e0 [ 300.409503] ____cache_alloc_node+0x1c7/0x1e0 [ 300.414275] kmem_cache_alloc_node+0xe3/0x730 [ 300.418777] ? ipv6_get_ifaddr+0x42e/0x620 [ 300.423029] __alloc_skb+0x119/0x770 [ 300.426751] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.432034] ? netdev_alloc_frag+0x1f0/0x1f0 [ 300.436467] ? lock_downgrade+0x900/0x900 [ 300.440637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.446180] ? refcount_sub_and_test_checked+0x203/0x310 [ 300.451642] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 300.457094] ? addrconf_rs_timer+0x690/0x690 [ 300.461547] ndisc_alloc_skb+0x144/0x340 [ 300.465633] ndisc_send_rs+0x331/0x6e0 [ 300.469533] addrconf_rs_timer+0x314/0x690 [ 300.473776] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.478027] call_timer_fn+0x272/0x920 [ 300.481929] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.486172] ? process_timeout+0x40/0x40 [ 300.490244] ? mark_held_locks+0xc7/0x130 [ 300.494402] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.498905] ? _raw_spin_unlock_irq+0x27/0x80 [ 300.503402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.507640] ? lockdep_hardirqs_on+0x296/0x5b0 [ 300.512227] ? trace_hardirqs_on+0xbd/0x310 [ 300.516552] ? kasan_check_read+0x11/0x20 [ 300.520705] ? __run_timers+0x7da/0xc70 [ 300.524709] ? trace_hardirqs_off_caller+0x310/0x310 [ 300.529841] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.534091] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.538332] __run_timers+0x7e5/0xc70 [ 300.542152] ? timer_fixup_init+0x70/0x70 [ 300.546304] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 300.551321] ? zap_class+0x640/0x640 [ 300.555058] ? print_usage_bug+0xc0/0xc0 [ 300.559122] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 300.564323] ? find_held_lock+0x36/0x1c0 [ 300.568395] ? zap_class+0x640/0x640 [ 300.572116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.577659] ? check_preemption_disabled+0x48/0x280 [ 300.582687] ? __lock_is_held+0xb5/0x140 [ 300.586753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.592323] ? check_preemption_disabled+0x48/0x280 [ 300.597345] run_timer_softirq+0x52/0xb0 [ 300.601411] ? rcu_read_lock_sched_held+0x14f/0x180 [ 300.606428] __do_softirq+0x308/0xb7e [ 300.610236] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 300.614731] ? lock_downgrade+0x900/0x900 [ 300.618891] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 300.624008] ? pvclock_read_flags+0x160/0x160 [ 300.628510] ? lapic_next_event+0x5a/0x90 [ 300.632663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.638211] ? kvm_clock_read+0x18/0x30 [ 300.642187] ? kvm_sched_clock_read+0x9/0x20 [ 300.646609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.652154] ? check_preemption_disabled+0x48/0x280 [ 300.657186] irq_exit+0x17f/0x1c0 [ 300.660644] smp_apic_timer_interrupt+0x1cb/0x760 [ 300.665492] ? smp_call_function_single_interrupt+0x650/0x650 [ 300.671385] ? interrupt_entry+0xb5/0xc0 [ 300.675451] ? trace_hardirqs_off_caller+0xbb/0x310 [ 300.680470] ? trace_hardirqs_off_caller+0xbb/0x310 [ 300.685493] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.690388] ? trace_hardirqs_on_caller+0x310/0x310 [ 300.695405] ? trace_hardirqs_on_caller+0x310/0x310 [ 300.700455] ? task_prio+0x50/0x50 [ 300.704035] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.709598] ? check_preemption_disabled+0x48/0x280 [ 300.714657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.719513] apic_timer_interrupt+0xf/0x20 [ 300.723749] [ 300.725995] RIP: 0010:dump_stack+0x358/0x39d [ 300.730411] 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 [ 300.749315] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 300.757033] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 300.764302] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 300.771572] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 300.778846] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 300.786135] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 300.793427] ? dump_stack+0x34f/0x39d [ 300.797245] ? dump_stack_print_info.cold.1+0x20/0x20 [ 300.802448] dump_header+0x27b/0xf72 [ 300.806180] ? mark_held_locks+0x130/0x130 [ 300.810416] ? pagefault_out_of_memory+0x197/0x197 [ 300.815357] ? __lock_acquire+0x62f/0x4c20 [ 300.819603] ? zap_class+0x640/0x640 [ 300.823327] ? percpu_ref_get_many+0x240/0x240 [ 300.827911] ? print_usage_bug+0xc0/0xc0 [ 300.831977] ? print_usage_bug+0xc0/0xc0 [ 300.836044] ? zap_class+0x640/0x640 [ 300.839764] ? print_usage_bug+0xc0/0xc0 [ 300.843829] ? print_usage_bug+0xc0/0xc0 [ 300.847919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.853480] ? find_held_lock+0x36/0x1c0 [ 300.857557] ? mark_held_locks+0xc7/0x130 [ 300.861752] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 300.866895] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 300.872000] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 300.876586] ? trace_hardirqs_on+0xbd/0x310 [ 300.880937] ? kasan_check_read+0x11/0x20 [ 300.885099] ? ___ratelimit+0x3b4/0x672 [ 300.889079] ? trace_hardirqs_off_caller+0x310/0x310 [ 300.894199] ? trace_hardirqs_on+0x310/0x310 [ 300.898613] ? lock_downgrade+0x900/0x900 [ 300.902771] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.907881] ? ___ratelimit+0x3b9/0x672 [ 300.911864] ? idr_get_free+0xec0/0xec0 [ 300.915842] ? find_held_lock+0x36/0x1c0 [ 300.919921] oom_kill_process.cold.27+0x10/0x903 [ 300.924683] ? zap_class+0x640/0x640 [ 300.928402] ? check_preemption_disabled+0x48/0x280 [ 300.933456] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 300.938384] ? kasan_check_read+0x11/0x20 [ 300.942548] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.947848] ? oom_evaluate_task+0x540/0x540 [ 300.952294] ? find_held_lock+0x36/0x1c0 [ 300.956395] ? out_of_memory+0x974/0x1430 [ 300.960561] ? lock_downgrade+0x900/0x900 [ 300.964717] ? check_preemption_disabled+0x48/0x280 [ 300.969743] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 300.974691] ? kasan_check_read+0x11/0x20 [ 300.978845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 300.984131] ? rcu_softirq_qs+0x20/0x20 [ 300.988132] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 300.993670] ? oom_evaluate_task+0x302/0x540 [ 300.998101] out_of_memory+0xa84/0x1430 [ 301.002085] ? oom_killer_disable+0x3a0/0x3a0 [ 301.006611] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 301.011548] ? __mutex_add_waiter+0x2a0/0x2a0 [ 301.016075] __alloc_pages_slowpath+0x22d4/0x2d70 [ 301.020951] ? warn_alloc+0x120/0x120 [ 301.024758] ? rcu_softirq_qs+0x20/0x20 [ 301.028765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.034309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.039848] ? should_fail+0x22d/0xd01 [ 301.043750] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.048866] ? zap_class+0x640/0x640 [ 301.052617] ? __lock_is_held+0xb5/0x140 [ 301.056688] ? mark_held_locks+0x130/0x130 [ 301.060946] ? lock_release+0xa00/0xa00 [ 301.064924] ? perf_trace_sched_process_exec+0x860/0x860 [ 301.070386] ? __might_sleep+0x95/0x190 [ 301.074371] __alloc_pages_nodemask+0xa80/0xde0 [ 301.079051] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 301.084070] ? __page_cache_alloc+0x191/0x5c0 [ 301.088571] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 301.093510] ? kasan_check_read+0x11/0x20 [ 301.097662] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.102944] ? zap_class+0x640/0x640 [ 301.106670] ? zap_class+0x640/0x640 [ 301.110388] ? zap_class+0x640/0x640 [ 301.114541] ? __do_page_cache_readahead+0x7ce/0x980 [ 301.119651] ? find_held_lock+0x36/0x1c0 [ 301.123719] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 301.129265] alloc_pages_current+0x173/0x350 [ 301.133693] __page_cache_alloc+0x38c/0x5c0 [ 301.138020] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 301.142952] ? kasan_check_read+0x11/0x20 [ 301.147104] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.152384] ? generic_perform_write+0x6a0/0x6a0 [ 301.157145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.162688] ? check_preemption_disabled+0x48/0x280 [ 301.167713] filemap_fault+0x1594/0x25f0 [ 301.171789] ? __lock_page_or_retry+0xa00/0xa00 [ 301.176461] ? mark_held_locks+0x130/0x130 [ 301.180714] ? rcu_softirq_qs+0x20/0x20 [ 301.184712] ? filemap_map_pages+0xe04/0x1990 [ 301.189217] ? lock_downgrade+0x900/0x900 [ 301.193365] ? check_preemption_disabled+0x48/0x280 [ 301.198401] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 301.203377] ? kasan_check_read+0x11/0x20 [ 301.207530] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 301.212647] ? rcu_softirq_qs+0x20/0x20 [ 301.216628] ? rcu_softirq_qs+0x20/0x20 [ 301.220610] ? unwind_dump+0x190/0x190 [ 301.224552] ? kernel_text_address+0x79/0xf0 [ 301.229015] ? __kernel_text_address+0xd/0x40 [ 301.233543] ? unwind_get_return_address+0x61/0xa0 [ 301.238481] ? __save_stack_trace+0x8d/0xf0 [ 301.242819] ? lock_acquire+0x1ed/0x520 [ 301.246817] ? ext4_filemap_fault+0x7a/0xad [ 301.251151] ? lock_release+0xa00/0xa00 [ 301.255131] ? perf_trace_sched_process_exec+0x860/0x860 [ 301.260580] ? print_usage_bug+0xc0/0xc0 [ 301.264659] ? print_usage_bug+0xc0/0xc0 [ 301.268735] ? __x64_sys_read+0x73/0xb0 [ 301.272729] ? print_usage_bug+0xc0/0xc0 [ 301.276812] ? down_read+0x8d/0x120 [ 301.280439] ? ext4_filemap_fault+0x7a/0xad [ 301.284765] ? __down_interruptible+0x700/0x700 [ 301.289448] ext4_filemap_fault+0x82/0xad [ 301.293611] __do_fault+0x100/0x6b0 [ 301.297246] ? trace_hardirqs_on+0xbd/0x310 [ 301.301576] ? pmd_devmap_trans_unstable+0x220/0x220 [ 301.306696] ? mark_held_locks+0x130/0x130 [ 301.310935] ? mark_held_locks+0x130/0x130 [ 301.315175] ? do_syslog+0x147b/0x1690 [ 301.319073] ? do_syslog+0x309/0x1690 [ 301.322881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.328427] __handle_mm_fault+0x307c/0x5920 [ 301.332847] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 301.337702] ? find_held_lock+0x36/0x1c0 [ 301.341783] ? zap_class+0x640/0x640 [ 301.345500] ? zap_class+0x640/0x640 [ 301.349238] ? find_held_lock+0x36/0x1c0 [ 301.353312] ? handle_mm_fault+0x42a/0xc70 [ 301.357552] ? lock_downgrade+0x900/0x900 [ 301.361714] ? check_preemption_disabled+0x48/0x280 [ 301.366742] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 301.371675] ? kasan_check_read+0x11/0x20 [ 301.375828] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.381118] ? rcu_softirq_qs+0x20/0x20 [ 301.385100] ? trace_hardirqs_off_caller+0x310/0x310 [ 301.390209] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.395752] ? check_preemption_disabled+0x48/0x280 [ 301.400782] handle_mm_fault+0x54f/0xc70 [ 301.404851] ? __handle_mm_fault+0x5920/0x5920 [ 301.409447] ? find_vma+0x34/0x190 [ 301.412996] __do_page_fault+0x5e8/0xe60 [ 301.417062] ? trace_hardirqs_off+0xb8/0x310 [ 301.421473] ? kernel_write+0x120/0x120 [ 301.425460] do_page_fault+0xf2/0x7e0 [ 301.429266] ? vmalloc_sync_all+0x30/0x30 [ 301.433422] ? error_entry+0x70/0xd0 [ 301.437143] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.442163] ? trace_hardirqs_on_caller+0xc0/0x310 [ 301.447114] ? syscall_return_slowpath+0x5e0/0x5e0 [ 301.452047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.456900] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.461918] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 301.467376] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 301.472412] ? prepare_exit_to_usermode+0x291/0x3b0 [ 301.477461] ? page_fault+0x8/0x30 [ 301.481008] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.485858] ? page_fault+0x8/0x30 [ 301.489414] page_fault+0x1e/0x30 [ 301.492883] RIP: 0033:0x7fb372d071fd [ 301.496642] Code: Bad RIP value. [ 301.500014] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 301.505381] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 301.512653] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 301.519922] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 301.527193] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 301.534465] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 301.541761] warn_alloc_show_mem: 1 callbacks suppressed [ 301.541773] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 301.541775] Mem-Info: [ 301.541806] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 301.541806] active_file:12 inactive_file:13 isolated_file:0 [ 301.541806] unevictable:0 dirty:0 writeback:0 unstable:0 [ 301.541806] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 301.541806] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 301.541806] free:13647 free_pcp:167 free_cma:0 [ 301.547156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.554090] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 301.556490] Call Trace: [ 301.589371] Node 0 [ 301.599574] [ 301.627093] 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 [ 301.629655] dump_stack+0x244/0x39d [ 301.631867] lowmem_reserve[]: [ 301.634012] ? dump_stack_print_info.cold.1+0x20/0x20 [ 301.659503] 0 [ 301.663139] warn_alloc.cold.117+0xb7/0x1bd [ 301.666212] 2818 [ 301.671471] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 301.673261] 6321 [ 301.677599] ? lock_downgrade+0x900/0x900 [ 301.679638] 6321 [ 301.684479] ? trace_hardirqs_off+0xb8/0x310 [ 301.690667] ? trace_hardirqs_off+0xb8/0x310 [ 301.692712] Node 0 [ 301.697137] __alloc_pages_slowpath+0x2660/0x2d70 [ 301.701542] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 301.703774] ? warn_alloc+0x120/0x120 [ 301.708572] lowmem_reserve[]: [ 301.735641] ? warn_alloc+0x120/0x120 [ 301.739414] 0 [ 301.742534] ? print_usage_bug+0xc0/0xc0 [ 301.746314] 0 [ 301.748111] ? warn_alloc+0x120/0x120 [ 301.752171] 3503 [ 301.753977] ? print_usage_bug+0xc0/0xc0 [ 301.757752] 3503 [ 301.759814] ? __lock_acquire+0x62f/0x4c20 [ 301.765933] ? __lock_acquire+0x62f/0x4c20 [ 301.770144] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 301.774411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.774427] ? should_fail+0x22d/0xd01 [ 301.803304] lowmem_reserve[]: [ 301.808857] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 301.812719] 0 [ 301.815823] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.821074] 0 [ 301.822873] ? __lock_acquire+0x62f/0x4c20 [ 301.827959] 0 [ 301.829759] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.833971] 0 [ 301.835771] ? __lock_acquire+0x62f/0x4c20 [ 301.842646] ? should_fail+0x22d/0xd01 [ 301.846857] Node 0 [ 301.850736] ? rcu_irq_exit+0x1a2/0x390 [ 301.850746] DMA: [ 301.852982] ? mark_held_locks+0x130/0x130 [ 301.856929] 1*4kB [ 301.858988] ? mark_held_locks+0x130/0x130 [ 301.863219] (U) [ 301.865373] ? mark_held_locks+0xc7/0x130 [ 301.869580] 0*8kB [ 301.871559] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 301.875685] 0*16kB [ 301.877832] ? zap_class+0x640/0x640 [ 301.882827] 1*32kB [ 301.885058] ? print_usage_bug+0xc0/0xc0 [ 301.888751] (U) [ 301.890985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.895017] 2*64kB [ 301.896988] ? check_preemption_disabled+0x48/0x280 [ 301.902502] (U) [ 301.904740] ? __lock_is_held+0xb5/0x140 [ 301.909728] 1*128kB [ 301.911714] __alloc_pages_nodemask+0xa80/0xde0 [ 301.915746] (U) [ 301.918065] ? zap_class+0x640/0x640 [ 301.922714] 1*256kB [ 301.924692] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 301.928381] (U) [ 301.930707] ? find_held_lock+0x36/0x1c0 [ 301.935705] 0*512kB [ 301.937685] ? ____cache_alloc_node+0x1c7/0x1e0 [ 301.941718] 1*1024kB [ 301.944036] ? lock_downgrade+0x900/0x900 [ 301.948680] (U) [ 301.951089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.955208] 1*2048kB [ 301.957182] cache_grow_begin+0xa5/0x8c0 [ 301.962694] (M) [ 301.965101] ? do_raw_spin_unlock+0xa7/0x330 [ 301.969137] 3*4096kB [ 301.971114] fallback_alloc+0x204/0x2e0 [ 301.975494] (M) [ 301.977901] ____cache_alloc_node+0x1c7/0x1e0 [ 301.981853] = 15908kB [ 301.983825] kmem_cache_alloc_node+0xe3/0x730 [ 301.988295] Node 0 [ 301.990704] ? ipv6_get_ifaddr+0x42e/0x620 [ 301.995174] DMA32: [ 301.997439] __alloc_skb+0x119/0x770 [ 302.001645] 4*4kB [ 302.003906] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.007621] (M) [ 302.009801] ? netdev_alloc_frag+0x1f0/0x1f0 [ 302.015522] 0*8kB [ 302.017499] ? lock_downgrade+0x900/0x900 [ 302.021889] 3*16kB [ 302.024044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.028161] (UM) [ 302.030406] ? refcount_sub_and_test_checked+0x203/0x310 [ 302.035917] 2*32kB [ 302.037975] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 302.043400] (UM) [ 302.045636] ? addrconf_rs_timer+0x690/0x690 [ 302.051065] 4*64kB [ 302.053131] ndisc_alloc_skb+0x144/0x340 [ 302.057509] (UM) [ 302.059742] ndisc_send_rs+0x331/0x6e0 [ 302.063782] 5*128kB [ 302.065843] addrconf_rs_timer+0x314/0x690 [ 302.069710] (UM) [ 302.072030] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.076275] 3*256kB [ 302.078343] call_timer_fn+0x272/0x920 [ 302.082541] (M) [ 302.084861] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.088733] 3*512kB [ 302.090710] ? process_timeout+0x40/0x40 [ 302.094919] (M) [ 302.097263] ? __run_timers+0x7da/0xc70 [ 302.101300] 3*1024kB [ 302.103272] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.107217] (UM) [ 302.109632] ? _raw_spin_unlock_irq+0x27/0x80 [ 302.114101] 1*2048kB [ 302.116160] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.120631] (M) [ 302.123042] ? lockdep_hardirqs_on+0x296/0x5b0 [ 302.127252] 4*4096kB [ 302.129242] ? trace_hardirqs_on+0xbd/0x310 [ 302.133798] (M) [ 302.136213] ? kasan_check_read+0x11/0x20 [ 302.140506] = 24832kB [ 302.142479] ? __run_timers+0x7da/0xc70 [ 302.146608] Node 0 [ 302.149014] ? trace_hardirqs_off_caller+0x310/0x310 [ 302.152964] Normal: [ 302.155213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.160293] 792*4kB [ 302.162615] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.166828] (MEH) [ 302.169165] __run_timers+0x7e5/0xc70 [ 302.173376] 463*8kB [ 302.175544] ? timer_fixup_init+0x70/0x70 [ 302.179329] (UME) [ 302.181651] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 302.185777] 172*16kB [ 302.187923] ? zap_class+0x640/0x640 [ 302.192917] (UMEH) [ 302.195326] ? enqueue_hrtimer+0x1a5/0x560 [ 302.199021] 71*32kB [ 302.201253] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 302.205465] (UME) [ 302.207787] ? find_held_lock+0x36/0x1c0 [ 302.213130] 13*64kB [ 302.215274] ? zap_class+0x640/0x640 [ 302.219313] (UMH) [ 302.221640] ? pvclock_read_flags+0x160/0x160 [ 302.225327] 1*128kB [ 302.227474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.231946] (U) [ 302.234268] ? check_preemption_disabled+0x48/0x280 [ 302.239778] 0*256kB [ 302.241756] ? __lock_is_held+0xb5/0x140 [ 302.246742] 0*512kB [ 302.249060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.253097] 1*1024kB [ 302.255414] ? check_preemption_disabled+0x48/0x280 [ 302.260923] (U) [ 302.263334] run_timer_softirq+0x52/0xb0 [ 302.268323] 0*2048kB [ 302.270294] ? rcu_read_lock_sched_held+0x14f/0x180 [ 302.274328] 0*4096kB [ 302.276737] __do_softirq+0x308/0xb7e [ 302.281731] = 13880kB [ 302.284138] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 302.287918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 302.290317] ? lock_downgrade+0x900/0x900 [ 302.294792] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 302.303618] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 302.307745] 163 total pagecache pages [ 302.316319] ? pvclock_read_flags+0x160/0x160 [ 302.321405] 0 pages in swap cache [ 302.325201] ? lapic_next_event+0x5a/0x90 [ 302.329678] Swap cache stats: add 0, delete 0, find 0/0 [ 302.333126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.337248] Free swap = 0kB [ 302.342615] ? kvm_clock_read+0x18/0x30 [ 302.348344] Total swap = 0kB [ 302.348352] 1965979 pages RAM [ 302.351377] ? kvm_sched_clock_read+0x9/0x20 [ 302.355327] 0 pages HighMem/MovableOnly [ 302.358341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.361423] 342867 pages reserved [ 302.365830] ? check_preemption_disabled+0x48/0x280 [ 302.369780] 0 pages cma reserved [ 302.375346] irq_exit+0x17f/0x1c0 [ 302.378860] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 302.383796] smp_apic_timer_interrupt+0x1cb/0x760 [ 302.387234] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 302.390587] ? smp_reschedule_interrupt+0x109/0x650 [ 302.397085] rsyslogd cpuset= [ 302.401925] ? smp_call_function_single_interrupt+0x650/0x650 [ 302.411952] / [ 302.417418] ? interrupt_entry+0xb5/0xc0 [ 302.420454] mems_allowed=0 [ 302.426333] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.439999] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.445022] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.449868] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.454889] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.459910] ? task_prio+0x50/0x50 [ 302.463459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.468997] ? check_preemption_disabled+0x48/0x280 [ 302.474022] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.478876] apic_timer_interrupt+0xf/0x20 [ 302.483112] [ 302.485355] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 302.490312] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 302.509214] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 302.516947] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 302.524219] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 302.531487] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 302.538757] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 302.546049] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 302.553358] skb_clone+0x1bb/0x500 [ 302.556914] ? finish_task_switch+0x2f4/0x910 [ 302.561417] ? skb_split+0x11e0/0x11e0 [ 302.565309] ? preempt_notifier_register+0x200/0x200 [ 302.570416] ? __switch_to_asm+0x34/0x70 [ 302.574479] ? __switch_to_asm+0x34/0x70 [ 302.578541] ? __switch_to_asm+0x40/0x70 [ 302.582611] ? __switch_to_asm+0x34/0x70 [ 302.586676] ? __switch_to_asm+0x40/0x70 [ 302.590739] ? __switch_to_asm+0x34/0x70 [ 302.594800] ? __switch_to_asm+0x40/0x70 [ 302.598876] ? __switch_to_asm+0x34/0x70 [ 302.602945] ? __switch_to_asm+0x34/0x70 [ 302.607006] ? __switch_to_asm+0x40/0x70 [ 302.611068] ? __switch_to_asm+0x34/0x70 [ 302.615487] bpf_clone_redirect+0xb9/0x490 [ 302.619735] ? __schedule+0x8d7/0x21d0 [ 302.623648] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 302.628685] ? __sched_text_start+0x8/0x8 [ 302.632852] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 302.637624] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 302.642212] ? retint_kernel+0x2d/0x2d [ 302.646109] ? find_held_lock+0x36/0x1c0 [ 302.650179] ? lock_acquire+0x1ed/0x520 [ 302.654156] ? bpf_test_run+0x3cb/0x780 [ 302.658136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.663704] ? check_preemption_disabled+0x48/0x280 [ 302.668757] ? kasan_check_read+0x11/0x20 [ 302.672910] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.678195] ? rcu_softirq_qs+0x20/0x20 [ 302.682174] ? preempt_schedule+0x4d/0x60 [ 302.686327] ? ___preempt_schedule+0x16/0x18 [ 302.690746] ? bpf_test_run+0x25d/0x780 [ 302.694738] ? netlink_diag_dump+0x2a0/0x2a0 [ 302.699152] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.704693] ? bpf_test_init.isra.10+0x70/0x100 [ 302.709376] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 302.714145] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 302.718991] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 302.724536] ? fput+0x130/0x1a0 [ 302.727823] ? __bpf_prog_get+0x9b/0x290 [ 302.731892] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 302.736739] ? bpf_prog_test_run+0x130/0x1a0 [ 302.741154] ? __x64_sys_bpf+0x3d8/0x520 [ 302.745216] ? bpf_prog_get+0x20/0x20 [ 302.749037] ? do_syscall_64+0x1b9/0x820 [ 302.753115] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 302.758485] ? syscall_return_slowpath+0x5e0/0x5e0 [ 302.763419] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.768268] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.773289] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 302.778311] ? prepare_exit_to_usermode+0x291/0x3b0 [ 302.783346] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.788205] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.793597] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 302.793686] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 302.800095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.800100] Call Trace: [ 302.800108] [ 302.800126] dump_stack+0x244/0x39d [ 302.800143] ? dump_stack_print_info.cold.1+0x20/0x20 [ 302.806721] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 302.815989] warn_alloc.cold.117+0xb7/0x1bd [ 302.818544] syz-executor2 cpuset= [ 302.820688] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.824298] syz2 [ 302.829488] ? lock_downgrade+0x900/0x900 [ 302.839949] mems_allowed=0 [ 302.844302] ? trace_hardirqs_off+0xb8/0x310 [ 302.866053] ? trace_hardirqs_off+0xb8/0x310 [ 302.870478] __alloc_pages_slowpath+0x2660/0x2d70 [ 302.875369] ? warn_alloc+0x120/0x120 [ 302.879206] ? warn_alloc+0x120/0x120 [ 302.883011] ? print_usage_bug+0xc0/0xc0 [ 302.887078] ? warn_alloc+0x120/0x120 [ 302.890887] ? print_usage_bug+0xc0/0xc0 [ 302.894955] ? __lock_acquire+0x62f/0x4c20 [ 302.899208] ? __lock_acquire+0x62f/0x4c20 [ 302.903448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.909001] ? should_fail+0x22d/0xd01 [ 302.912925] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 302.918210] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.923319] ? __lock_acquire+0x62f/0x4c20 [ 302.927561] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.932670] ? __lock_acquire+0x62f/0x4c20 [ 302.936903] ? should_fail+0x22d/0xd01 [ 302.940801] ? rcu_irq_exit+0x1a2/0x390 [ 302.944788] ? mark_held_locks+0x130/0x130 [ 302.949030] ? mark_held_locks+0x130/0x130 [ 302.953272] ? mark_held_locks+0xc7/0x130 [ 302.957423] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 302.962442] ? zap_class+0x640/0x640 [ 302.966160] ? print_usage_bug+0xc0/0xc0 [ 302.970230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.975770] ? check_preemption_disabled+0x48/0x280 [ 302.980796] ? __lock_is_held+0xb5/0x140 [ 302.984871] __alloc_pages_nodemask+0xa80/0xde0 [ 302.989542] ? zap_class+0x640/0x640 [ 302.993302] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 302.998329] ? find_held_lock+0x36/0x1c0 [ 303.002406] ? ____cache_alloc_node+0x1c7/0x1e0 [ 303.007080] ? lock_downgrade+0x900/0x900 [ 303.011238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.016787] cache_grow_begin+0xa5/0x8c0 [ 303.020852] ? do_raw_spin_unlock+0xa7/0x330 [ 303.025278] fallback_alloc+0x204/0x2e0 [ 303.029264] ____cache_alloc_node+0x1c7/0x1e0 [ 303.033767] kmem_cache_alloc_node+0xe3/0x730 [ 303.038300] ? ipv6_get_ifaddr+0x42e/0x620 [ 303.042565] __alloc_skb+0x119/0x770 [ 303.046290] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.051586] ? netdev_alloc_frag+0x1f0/0x1f0 [ 303.056027] ? lock_downgrade+0x900/0x900 [ 303.060186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.065730] ? refcount_sub_and_test_checked+0x203/0x310 [ 303.071191] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 303.076647] ? addrconf_rs_timer+0x690/0x690 [ 303.081069] ndisc_alloc_skb+0x144/0x340 [ 303.085140] ndisc_send_rs+0x331/0x6e0 [ 303.089039] addrconf_rs_timer+0x314/0x690 [ 303.093303] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.097586] call_timer_fn+0x272/0x920 [ 303.101485] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.105727] ? process_timeout+0x40/0x40 [ 303.109799] ? mark_held_locks+0xc7/0x130 [ 303.113956] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.118455] ? _raw_spin_unlock_irq+0x27/0x80 [ 303.122955] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.127190] ? lockdep_hardirqs_on+0x296/0x5b0 [ 303.131781] ? trace_hardirqs_on+0xbd/0x310 [ 303.136108] ? kasan_check_read+0x11/0x20 [ 303.140258] ? __run_timers+0x7da/0xc70 [ 303.144239] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.149346] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.153612] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.157854] __run_timers+0x7e5/0xc70 [ 303.161680] ? timer_fixup_init+0x70/0x70 [ 303.165835] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 303.170858] ? zap_class+0x640/0x640 [ 303.174585] ? print_usage_bug+0xc0/0xc0 [ 303.178700] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 303.183901] ? find_held_lock+0x36/0x1c0 [ 303.187973] ? zap_class+0x640/0x640 [ 303.191707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.197246] ? check_preemption_disabled+0x48/0x280 [ 303.202306] ? __lock_is_held+0xb5/0x140 [ 303.206412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.211948] ? check_preemption_disabled+0x48/0x280 [ 303.217191] run_timer_softirq+0x52/0xb0 [ 303.221257] ? rcu_read_lock_sched_held+0x14f/0x180 [ 303.226278] __do_softirq+0x308/0xb7e [ 303.230086] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 303.234623] ? lock_downgrade+0x900/0x900 [ 303.238836] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 303.243970] ? pvclock_read_flags+0x160/0x160 [ 303.248473] ? lapic_next_event+0x5a/0x90 [ 303.252643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.258191] ? kvm_clock_read+0x18/0x30 [ 303.262169] ? kvm_sched_clock_read+0x9/0x20 [ 303.266606] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.272148] ? check_preemption_disabled+0x48/0x280 [ 303.277176] irq_exit+0x17f/0x1c0 [ 303.280630] smp_apic_timer_interrupt+0x1cb/0x760 [ 303.285475] ? smp_call_function_single_interrupt+0x650/0x650 [ 303.291364] ? interrupt_entry+0xb5/0xc0 [ 303.295429] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.300448] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.305471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.310333] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.315380] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.320421] ? task_prio+0x50/0x50 [ 303.323977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.329544] ? check_preemption_disabled+0x48/0x280 [ 303.334585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.339450] apic_timer_interrupt+0xf/0x20 [ 303.343682] [ 303.345932] RIP: 0010:dump_stack+0x358/0x39d [ 303.350347] 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 [ 303.369264] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 303.376977] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 303.384248] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 303.391533] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 303.398819] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 303.406089] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 303.413543] ? dump_stack+0x34f/0x39d [ 303.417361] ? dump_stack_print_info.cold.1+0x20/0x20 [ 303.422602] dump_header+0x27b/0xf72 [ 303.426334] ? mark_held_locks+0x130/0x130 [ 303.430574] ? pagefault_out_of_memory+0x197/0x197 [ 303.435539] ? __lock_acquire+0x62f/0x4c20 [ 303.439777] ? zap_class+0x640/0x640 [ 303.443499] ? percpu_ref_get_many+0x240/0x240 [ 303.448084] ? print_usage_bug+0xc0/0xc0 [ 303.452151] ? print_usage_bug+0xc0/0xc0 [ 303.456222] ? zap_class+0x640/0x640 [ 303.459942] ? print_usage_bug+0xc0/0xc0 [ 303.464008] ? print_usage_bug+0xc0/0xc0 [ 303.468077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.473630] ? find_held_lock+0x36/0x1c0 [ 303.477715] ? mark_held_locks+0xc7/0x130 [ 303.481875] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 303.486984] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 303.492095] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 303.496686] ? trace_hardirqs_on+0xbd/0x310 [ 303.501010] ? kasan_check_read+0x11/0x20 [ 303.505158] ? ___ratelimit+0x3b4/0x672 [ 303.509139] ? trace_hardirqs_off_caller+0x310/0x310 [ 303.514275] ? trace_hardirqs_on+0x310/0x310 [ 303.518691] ? lock_downgrade+0x900/0x900 [ 303.522850] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 303.527959] ? ___ratelimit+0x3b9/0x672 [ 303.531950] ? idr_get_free+0xec0/0xec0 [ 303.535926] ? find_held_lock+0x36/0x1c0 [ 303.539998] oom_kill_process.cold.27+0x10/0x903 [ 303.544756] ? zap_class+0x640/0x640 [ 303.548472] ? check_preemption_disabled+0x48/0x280 [ 303.553497] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.558458] ? kasan_check_read+0x11/0x20 [ 303.562617] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.567903] ? oom_evaluate_task+0x540/0x540 [ 303.572328] ? find_held_lock+0x36/0x1c0 [ 303.576444] ? out_of_memory+0x974/0x1430 [ 303.580606] ? lock_downgrade+0x900/0x900 [ 303.584756] ? check_preemption_disabled+0x48/0x280 [ 303.589778] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.594708] ? kasan_check_read+0x11/0x20 [ 303.598867] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.604153] ? rcu_softirq_qs+0x20/0x20 [ 303.608137] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 303.613672] ? oom_evaluate_task+0x302/0x540 [ 303.618085] out_of_memory+0xa84/0x1430 [ 303.622068] ? oom_killer_disable+0x3a0/0x3a0 [ 303.626569] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 303.631509] ? __mutex_add_waiter+0x2a0/0x2a0 [ 303.636024] __alloc_pages_slowpath+0x22d4/0x2d70 [ 303.640919] ? warn_alloc+0x120/0x120 [ 303.644720] ? rcu_softirq_qs+0x20/0x20 [ 303.648726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.654270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.659823] ? should_fail+0x22d/0xd01 [ 303.663715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.668819] ? zap_class+0x640/0x640 [ 303.672561] ? __lock_is_held+0xb5/0x140 [ 303.676639] ? mark_held_locks+0x130/0x130 [ 303.680884] ? lock_release+0xa00/0xa00 [ 303.684870] ? perf_trace_sched_process_exec+0x860/0x860 [ 303.690334] ? __might_sleep+0x95/0x190 [ 303.694346] __alloc_pages_nodemask+0xa80/0xde0 [ 303.699029] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 303.704049] ? __page_cache_alloc+0x191/0x5c0 [ 303.708549] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.713495] ? kasan_check_read+0x11/0x20 [ 303.717656] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.722940] ? zap_class+0x640/0x640 [ 303.726664] ? zap_class+0x640/0x640 [ 303.730380] ? zap_class+0x640/0x640 [ 303.734101] ? __do_page_cache_readahead+0x7ce/0x980 [ 303.739215] ? find_held_lock+0x36/0x1c0 [ 303.743287] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 303.748833] alloc_pages_current+0x173/0x350 [ 303.753257] __page_cache_alloc+0x38c/0x5c0 [ 303.757580] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.762520] ? kasan_check_read+0x11/0x20 [ 303.766692] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 303.771976] ? generic_perform_write+0x6a0/0x6a0 [ 303.776735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.782276] ? check_preemption_disabled+0x48/0x280 [ 303.787303] filemap_fault+0x1594/0x25f0 [ 303.791380] ? __lock_page_or_retry+0xa00/0xa00 [ 303.796070] ? mark_held_locks+0x130/0x130 [ 303.800309] ? rcu_softirq_qs+0x20/0x20 [ 303.804301] ? filemap_map_pages+0xe04/0x1990 [ 303.808803] ? lock_downgrade+0x900/0x900 [ 303.812951] ? check_preemption_disabled+0x48/0x280 [ 303.817979] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.822909] ? kasan_check_read+0x11/0x20 [ 303.827062] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 303.831993] ? rcu_softirq_qs+0x20/0x20 [ 303.835970] ? rcu_softirq_qs+0x20/0x20 [ 303.839943] ? unwind_dump+0x190/0x190 [ 303.843850] ? kernel_text_address+0x79/0xf0 [ 303.848267] ? __kernel_text_address+0xd/0x40 [ 303.852762] ? unwind_get_return_address+0x61/0xa0 [ 303.857699] ? __save_stack_trace+0x8d/0xf0 [ 303.862032] ? lock_acquire+0x1ed/0x520 [ 303.866011] ? ext4_filemap_fault+0x7a/0xad [ 303.870343] ? lock_release+0xa00/0xa00 [ 303.874321] ? perf_trace_sched_process_exec+0x860/0x860 [ 303.879769] ? print_usage_bug+0xc0/0xc0 [ 303.883832] ? print_usage_bug+0xc0/0xc0 [ 303.887899] ? __x64_sys_read+0x73/0xb0 [ 303.891886] ? print_usage_bug+0xc0/0xc0 [ 303.895966] ? down_read+0x8d/0x120 [ 303.899601] ? ext4_filemap_fault+0x7a/0xad [ 303.903924] ? __down_interruptible+0x700/0x700 [ 303.908612] ext4_filemap_fault+0x82/0xad [ 303.912766] __do_fault+0x100/0x6b0 [ 303.916397] ? trace_hardirqs_on+0xbd/0x310 [ 303.920745] ? pmd_devmap_trans_unstable+0x220/0x220 [ 303.925874] ? mark_held_locks+0x130/0x130 [ 303.930143] ? mark_held_locks+0x130/0x130 [ 303.934382] ? do_syslog+0x147b/0x1690 [ 303.938280] ? do_syslog+0x309/0x1690 [ 303.942082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.947632] __handle_mm_fault+0x307c/0x5920 [ 303.952052] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 303.956902] ? find_held_lock+0x36/0x1c0 [ 303.960983] ? zap_class+0x640/0x640 [ 303.964705] ? zap_class+0x640/0x640 [ 303.968430] ? find_held_lock+0x36/0x1c0 [ 303.972504] ? handle_mm_fault+0x42a/0xc70 [ 303.976760] ? lock_downgrade+0x900/0x900 [ 303.980912] ? check_preemption_disabled+0x48/0x280 [ 303.985936] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 303.990880] ? kasan_check_read+0x11/0x20 [ 303.995037] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.000336] ? rcu_softirq_qs+0x20/0x20 [ 304.004315] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.009426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.014966] ? check_preemption_disabled+0x48/0x280 [ 304.019996] handle_mm_fault+0x54f/0xc70 [ 304.024066] ? __handle_mm_fault+0x5920/0x5920 [ 304.028673] ? find_vma+0x34/0x190 [ 304.032221] __do_page_fault+0x5e8/0xe60 [ 304.036288] ? trace_hardirqs_off+0xb8/0x310 [ 304.040698] ? kernel_write+0x120/0x120 [ 304.044683] do_page_fault+0xf2/0x7e0 [ 304.048489] ? vmalloc_sync_all+0x30/0x30 [ 304.052646] ? error_entry+0x70/0xd0 [ 304.056366] ? trace_hardirqs_off_caller+0xbb/0x310 [ 304.061383] ? trace_hardirqs_on_caller+0xc0/0x310 [ 304.066318] ? syscall_return_slowpath+0x5e0/0x5e0 [ 304.071252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.076097] ? trace_hardirqs_on_caller+0x310/0x310 [ 304.081116] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 304.086569] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 304.091604] ? prepare_exit_to_usermode+0x291/0x3b0 [ 304.096641] ? page_fault+0x8/0x30 [ 304.100189] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.105035] ? page_fault+0x8/0x30 [ 304.108578] page_fault+0x1e/0x30 [ 304.112041] RIP: 0033:0x7fb372d071fd [ 304.116210] Code: Bad RIP value. [ 304.119573] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 304.124947] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 304.132215] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 304.139484] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 304.146752] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 304.154024] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 304.161321] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 304.161326] warn_alloc_show_mem: 1 callbacks suppressed [ 304.161333] Mem-Info: [ 304.168265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.168273] Call Trace: [ 304.173647] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 304.173647] active_file:12 inactive_file:13 isolated_file:0 [ 304.173647] unevictable:0 dirty:0 writeback:0 unstable:0 [ 304.173647] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 304.173647] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 304.173647] free:13647 free_pcp:167 free_cma:0 [ 304.176021] [ 304.185381] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 304.187972] dump_stack+0x244/0x39d [ 304.220825] Node 0 [ 304.222970] ? dump_stack_print_info.cold.1+0x20/0x20 [ 304.250468] 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 [ 304.254076] warn_alloc.cold.117+0xb7/0x1bd [ 304.256279] lowmem_reserve[]: [ 304.261466] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.286944] 0 [ 304.291267] ? lock_downgrade+0x900/0x900 [ 304.294344] 2818 [ 304.299190] ? trace_hardirqs_off+0xb8/0x310 [ 304.300967] 6321 [ 304.305114] ? trace_hardirqs_off+0xb8/0x310 [ 304.307157] 6321 [ 304.311567] __alloc_pages_slowpath+0x2660/0x2d70 [ 304.318038] ? warn_alloc+0x120/0x120 [ 304.320056] Node 0 [ 304.324892] ? warn_alloc+0x120/0x120 [ 304.328693] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 304.330899] ? print_usage_bug+0xc0/0xc0 [ 304.334684] lowmem_reserve[]: [ 304.362237] ? warn_alloc+0x120/0x120 [ 304.366276] 0 [ 304.369380] ? print_usage_bug+0xc0/0xc0 [ 304.373153] 0 [ 304.374952] ? __lock_acquire+0x62f/0x4c20 [ 304.378988] 3503 [ 304.380786] ? __lock_acquire+0x62f/0x4c20 [ 304.385000] 3503 [ 304.387063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.393325] ? should_fail+0x22d/0xd01 [ 304.398842] Node 0 [ 304.402727] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.402763] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 304.404967] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.410224] lowmem_reserve[]: [ 304.438507] ? __lock_acquire+0x62f/0x4c20 [ 304.443596] 0 [ 304.446700] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.450910] 0 [ 304.452713] ? __lock_acquire+0x62f/0x4c20 [ 304.457794] 0 [ 304.459602] ? should_fail+0x22d/0xd01 [ 304.463813] 0 [ 304.465621] ? rcu_irq_exit+0x1a2/0x390 [ 304.471282] ? mark_held_locks+0x130/0x130 [ 304.475231] Node 0 DMA: [ 304.479462] ? mark_held_locks+0x130/0x130 [ 304.479481] ? mark_held_locks+0xc7/0x130 [ 304.482130] 1*4kB [ 304.486360] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 304.490486] (U) [ 304.492635] ? zap_class+0x640/0x640 [ 304.497629] 0*8kB [ 304.499613] ? print_usage_bug+0xc0/0xc0 [ 304.503304] 0*16kB [ 304.505455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.509489] 1*32kB [ 304.511726] ? check_preemption_disabled+0x48/0x280 [ 304.517235] (U) [ 304.519472] ? __lock_is_held+0xb5/0x140 [ 304.524462] 2*64kB [ 304.526436] __alloc_pages_nodemask+0xa80/0xde0 [ 304.530471] (U) [ 304.532707] ? zap_class+0x640/0x640 [ 304.537392] 1*128kB [ 304.539400] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 304.543092] (U) [ 304.545418] ? find_held_lock+0x36/0x1c0 [ 304.550404] 1*256kB [ 304.552389] ? ____cache_alloc_node+0x1c7/0x1e0 [ 304.556416] (U) [ 304.558737] ? lock_downgrade+0x900/0x900 [ 304.563383] 0*512kB [ 304.565360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.569485] 1*1024kB [ 304.571803] cache_grow_begin+0xa5/0x8c0 [ 304.577318] (U) [ 304.579760] ? do_raw_spin_unlock+0xa7/0x330 [ 304.583805] 1*2048kB [ 304.585780] fallback_alloc+0x204/0x2e0 [ 304.590158] (M) [ 304.592569] ____cache_alloc_node+0x1c7/0x1e0 [ 304.596516] 3*4096kB [ 304.598490] kmem_cache_alloc_node+0xe3/0x730 [ 304.602954] (M) = 15908kB [ 304.605377] ? ipv6_get_ifaddr+0x42e/0x620 [ 304.609848] Node 0 [ 304.612615] __alloc_skb+0x119/0x770 [ 304.616820] DMA32: [ 304.619059] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 304.622746] 4*4kB [ 304.624979] ? netdev_alloc_frag+0x1f0/0x1f0 [ 304.630230] (M) [ 304.632379] ? lock_downgrade+0x900/0x900 [ 304.636761] 0*8kB [ 304.638736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.642857] 3*16kB [ 304.645011] ? refcount_sub_and_test_checked+0x203/0x310 [ 304.650520] (UM) [ 304.652755] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 304.658196] 2*32kB [ 304.660256] ? addrconf_rs_timer+0x690/0x690 [ 304.665681] (UM) 4*64kB [ 304.667938] ndisc_alloc_skb+0x144/0x340 [ 304.672313] (UM) [ 304.674987] ndisc_send_rs+0x331/0x6e0 [ 304.679020] 5*128kB [ 304.681079] addrconf_rs_timer+0x314/0x690 [ 304.684942] (UM) [ 304.687263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.691476] 3*256kB [ 304.693546] call_timer_fn+0x272/0x920 [ 304.697751] (M) [ 304.700072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.703936] 3*512kB [ 304.705915] ? process_timeout+0x40/0x40 [ 304.710123] (M) [ 304.712447] ? __run_timers+0x7da/0xc70 [ 304.716487] 3*1024kB [ 304.718470] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.722415] (UM) [ 304.724827] ? _raw_spin_unlock_irq+0x27/0x80 [ 304.729298] 1*2048kB [ 304.731358] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.735827] (M) [ 304.738240] ? lockdep_hardirqs_on+0x296/0x5b0 [ 304.742456] 4*4096kB [ 304.744437] ? trace_hardirqs_on+0xbd/0x310 [ 304.748993] (M) [ 304.751405] ? kasan_check_read+0x11/0x20 [ 304.755704] = 24832kB [ 304.757683] ? __run_timers+0x7da/0xc70 [ 304.761803] Node 0 [ 304.764229] ? trace_hardirqs_off_caller+0x310/0x310 [ 304.768180] Normal: [ 304.770417] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.775498] 792*4kB [ 304.777819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 304.782034] (MEH) [ 304.784367] __run_timers+0x7e5/0xc70 [ 304.788572] 463*8kB [ 304.790732] ? timer_fixup_init+0x70/0x70 [ 304.794503] (UME) [ 304.796825] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 304.800949] 172*16kB [ 304.803093] ? zap_class+0x640/0x640 [ 304.808083] (UMEH) [ 304.810507] ? enqueue_hrtimer+0x1a5/0x560 [ 304.814552] 71*32kB [ 304.816786] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 304.821000] (UME) [ 304.823320] ? find_held_lock+0x36/0x1c0 [ 304.828485] 13*64kB [ 304.830634] ? zap_class+0x640/0x640 [ 304.834678] (UMH) [ 304.837004] ? pvclock_read_flags+0x160/0x160 [ 304.840690] 1*128kB [ 304.842842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.847311] (U) [ 304.849634] ? check_preemption_disabled+0x48/0x280 [ 304.855147] 0*256kB [ 304.857121] ? __lock_is_held+0xb5/0x140 [ 304.862108] 0*512kB [ 304.864427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.868463] 1*1024kB [ 304.870783] ? check_preemption_disabled+0x48/0x280 [ 304.876305] (U) [ 304.878716] run_timer_softirq+0x52/0xb0 [ 304.883708] 0*2048kB [ 304.885685] ? rcu_read_lock_sched_held+0x14f/0x180 [ 304.889747] 0*4096kB [ 304.892157] __do_softirq+0x308/0xb7e [ 304.897150] = 13880kB [ 304.899557] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 304.903340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 304.905747] ? lock_downgrade+0x900/0x900 [ 304.910226] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 304.919047] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 304.923177] 163 total pagecache pages [ 304.931754] ? pvclock_read_flags+0x160/0x160 [ 304.936838] 0 pages in swap cache [ 304.940639] ? lapic_next_event+0x5a/0x90 [ 304.945111] Swap cache stats: add 0, delete 0, find 0/0 [ 304.948560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.952692] Free swap = 0kB [ 304.958050] ? kvm_clock_read+0x18/0x30 [ 304.963655] Total swap = 0kB [ 304.966673] ? kvm_sched_clock_read+0x9/0x20 [ 304.970627] 1965979 pages RAM [ 304.973640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.978027] 0 pages HighMem/MovableOnly [ 304.981131] ? check_preemption_disabled+0x48/0x280 [ 304.986648] 342867 pages reserved [ 304.990626] irq_exit+0x17f/0x1c0 [ 304.995619] 0 pages cma reserved [ 304.999068] smp_apic_timer_interrupt+0x1cb/0x760 [ 305.002569] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.005847] ? smp_reschedule_interrupt+0x109/0x650 [ 305.005862] ? smp_call_function_single_interrupt+0x650/0x650 [ 305.005878] ? interrupt_entry+0xb5/0xc0 [ 305.005896] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.010783] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.017225] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.022221] rsyslogd cpuset= [ 305.028105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.032138] / [ 305.037151] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.047182] mems_allowed=0 [ 305.052188] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.074645] ? task_prio+0x50/0x50 [ 305.078194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.083737] ? check_preemption_disabled+0x48/0x280 [ 305.088765] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.093630] apic_timer_interrupt+0xf/0x20 [ 305.097863] [ 305.100113] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 305.105045] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 305.123965] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 305.131684] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 305.138956] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 305.146231] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 305.153504] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 305.160777] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 305.168098] skb_clone+0x1bb/0x500 [ 305.171650] ? finish_task_switch+0x2f4/0x910 [ 305.176154] ? skb_split+0x11e0/0x11e0 [ 305.180047] ? preempt_notifier_register+0x200/0x200 [ 305.185160] ? __switch_to_asm+0x34/0x70 [ 305.189228] ? __switch_to_asm+0x34/0x70 [ 305.193298] ? __switch_to_asm+0x40/0x70 [ 305.197376] ? __switch_to_asm+0x34/0x70 [ 305.201439] ? __switch_to_asm+0x40/0x70 [ 305.205508] ? __switch_to_asm+0x34/0x70 [ 305.209570] ? __switch_to_asm+0x40/0x70 [ 305.213810] ? __switch_to_asm+0x34/0x70 [ 305.217877] ? __switch_to_asm+0x34/0x70 [ 305.221940] ? __switch_to_asm+0x40/0x70 [ 305.226004] ? __switch_to_asm+0x34/0x70 [ 305.230075] bpf_clone_redirect+0xb9/0x490 [ 305.234315] ? __schedule+0x8d7/0x21d0 [ 305.238214] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 305.243234] ? __sched_text_start+0x8/0x8 [ 305.247388] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 305.252151] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 305.256737] ? retint_kernel+0x2d/0x2d [ 305.260633] ? find_held_lock+0x36/0x1c0 [ 305.264706] ? lock_acquire+0x1ed/0x520 [ 305.268683] ? bpf_test_run+0x3cb/0x780 [ 305.272663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.278201] ? check_preemption_disabled+0x48/0x280 [ 305.283232] ? kasan_check_read+0x11/0x20 [ 305.287392] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.292673] ? rcu_softirq_qs+0x20/0x20 [ 305.296656] ? preempt_schedule+0x4d/0x60 [ 305.300808] ? ___preempt_schedule+0x16/0x18 [ 305.305333] ? bpf_test_run+0x25d/0x780 [ 305.309327] ? netlink_diag_dump+0x2a0/0x2a0 [ 305.313743] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.319283] ? bpf_test_init.isra.10+0x70/0x100 [ 305.323959] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 305.328728] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 305.333575] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 305.339127] ? fput+0x130/0x1a0 [ 305.342410] ? __bpf_prog_get+0x9b/0x290 [ 305.346477] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 305.351321] ? bpf_prog_test_run+0x130/0x1a0 [ 305.355737] ? __x64_sys_bpf+0x3d8/0x520 [ 305.359802] ? bpf_prog_get+0x20/0x20 [ 305.363634] ? do_syscall_64+0x1b9/0x820 [ 305.367704] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 305.373076] ? syscall_return_slowpath+0x5e0/0x5e0 [ 305.378007] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.382855] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.387873] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 305.392896] ? prepare_exit_to_usermode+0x291/0x3b0 [ 305.397924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.402776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.408163] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 305.408249] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 305.414659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.414665] Call Trace: [ 305.414671] [ 305.414690] dump_stack+0x244/0x39d [ 305.414707] ? dump_stack_print_info.cold.1+0x20/0x20 [ 305.421243] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 305.430539] warn_alloc.cold.117+0xb7/0x1bd [ 305.433094] syz-executor2 cpuset= [ 305.435240] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 305.438843] syz2 [ 305.444033] ? lock_downgrade+0x900/0x900 [ 305.454501] mems_allowed=0 [ 305.458822] ? trace_hardirqs_off+0xb8/0x310 [ 305.480505] ? trace_hardirqs_off+0xb8/0x310 [ 305.484929] __alloc_pages_slowpath+0x2660/0x2d70 [ 305.489804] ? warn_alloc+0x120/0x120 [ 305.493621] ? warn_alloc+0x120/0x120 [ 305.497431] ? print_usage_bug+0xc0/0xc0 [ 305.501498] ? warn_alloc+0x120/0x120 [ 305.505304] ? print_usage_bug+0xc0/0xc0 [ 305.509368] ? __lock_acquire+0x62f/0x4c20 [ 305.513613] ? __lock_acquire+0x62f/0x4c20 [ 305.517868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.523410] ? should_fail+0x22d/0xd01 [ 305.527304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.532410] ? __lock_acquire+0x62f/0x4c20 [ 305.536653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.541756] ? __lock_acquire+0x62f/0x4c20 [ 305.545989] ? should_fail+0x22d/0xd01 [ 305.549881] ? find_held_lock+0x36/0x1c0 [ 305.553954] ? mark_held_locks+0x130/0x130 [ 305.558200] ? mark_held_locks+0x130/0x130 [ 305.562434] ? zap_class+0x640/0x640 [ 305.566148] ? zap_class+0x640/0x640 [ 305.569871] ? print_usage_bug+0xc0/0xc0 [ 305.573933] ? do_raw_spin_unlock+0xa7/0x330 [ 305.578345] ? zap_class+0x640/0x640 [ 305.582061] ? print_usage_bug+0xc0/0xc0 [ 305.586125] ? wq_watchdog_touch+0x9c/0xfe [ 305.590368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.595907] ? check_preemption_disabled+0x48/0x280 [ 305.600937] ? __lock_is_held+0xb5/0x140 [ 305.605010] __alloc_pages_nodemask+0xa80/0xde0 [ 305.609680] ? zap_class+0x640/0x640 [ 305.613403] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 305.618434] ? find_held_lock+0x36/0x1c0 [ 305.622511] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.627186] ? lock_downgrade+0x900/0x900 [ 305.631355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.636907] cache_grow_begin+0xa5/0x8c0 [ 305.640989] ? do_raw_spin_unlock+0xa7/0x330 [ 305.645411] fallback_alloc+0x204/0x2e0 [ 305.649396] ____cache_alloc_node+0x1c7/0x1e0 [ 305.653901] kmem_cache_alloc_node+0xe3/0x730 [ 305.658403] ? ipv6_get_ifaddr+0x42e/0x620 [ 305.662652] __alloc_skb+0x119/0x770 [ 305.666373] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 305.671656] ? netdev_alloc_frag+0x1f0/0x1f0 [ 305.676070] ? lock_downgrade+0x900/0x900 [ 305.680233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.685781] ? refcount_sub_and_test_checked+0x203/0x310 [ 305.691257] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 305.696714] ? addrconf_rs_timer+0x690/0x690 [ 305.701139] ndisc_alloc_skb+0x144/0x340 [ 305.705209] ndisc_send_rs+0x331/0x6e0 [ 305.709122] addrconf_rs_timer+0x314/0x690 [ 305.713363] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.717628] call_timer_fn+0x272/0x920 [ 305.721518] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.725761] ? process_timeout+0x40/0x40 [ 305.729837] ? mark_held_locks+0xc7/0x130 [ 305.733998] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.738498] ? _raw_spin_unlock_irq+0x27/0x80 [ 305.742992] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.747230] ? lockdep_hardirqs_on+0x296/0x5b0 [ 305.751818] ? trace_hardirqs_on+0xbd/0x310 [ 305.756144] ? kasan_check_read+0x11/0x20 [ 305.760296] ? __run_timers+0x7da/0xc70 [ 305.764279] ? trace_hardirqs_off_caller+0x310/0x310 [ 305.769394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.773635] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.777879] __run_timers+0x7e5/0xc70 [ 305.781698] ? timer_fixup_init+0x70/0x70 [ 305.785854] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 305.790886] ? zap_class+0x640/0x640 [ 305.794615] ? print_usage_bug+0xc0/0xc0 [ 305.798681] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 305.803889] ? find_held_lock+0x36/0x1c0 [ 305.807958] ? zap_class+0x640/0x640 [ 305.811680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.817218] ? check_preemption_disabled+0x48/0x280 [ 305.822249] ? __lock_is_held+0xb5/0x140 [ 305.826333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.831881] ? check_preemption_disabled+0x48/0x280 [ 305.836903] run_timer_softirq+0x52/0xb0 [ 305.840968] ? rcu_read_lock_sched_held+0x14f/0x180 [ 305.845985] __do_softirq+0x308/0xb7e [ 305.849792] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 305.854291] ? lock_downgrade+0x900/0x900 [ 305.858443] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 305.863556] ? pvclock_read_flags+0x160/0x160 [ 305.868063] ? lapic_next_event+0x5a/0x90 [ 305.872218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.877764] ? kvm_clock_read+0x18/0x30 [ 305.881740] ? kvm_sched_clock_read+0x9/0x20 [ 305.886155] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.891694] ? check_preemption_disabled+0x48/0x280 [ 305.896726] irq_exit+0x17f/0x1c0 [ 305.900187] smp_apic_timer_interrupt+0x1cb/0x760 [ 305.905032] ? smp_call_function_single_interrupt+0x650/0x650 [ 305.910921] ? interrupt_entry+0xb5/0xc0 [ 305.914988] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.920007] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.925045] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.929896] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.934925] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.939951] ? task_prio+0x50/0x50 [ 305.943496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.949034] ? check_preemption_disabled+0x48/0x280 [ 305.954061] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.958916] apic_timer_interrupt+0xf/0x20 [ 305.963144] [ 305.965395] RIP: 0010:dump_stack+0x358/0x39d [ 305.969807] 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 [ 305.988707] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 305.996418] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 306.003685] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 306.010952] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 306.018224] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 306.025493] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 306.032788] ? dump_stack+0x34f/0x39d [ 306.036611] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.041818] dump_header+0x27b/0xf72 [ 306.045546] ? mark_held_locks+0x130/0x130 [ 306.049784] ? pagefault_out_of_memory+0x197/0x197 [ 306.054728] ? __lock_acquire+0x62f/0x4c20 [ 306.058961] ? zap_class+0x640/0x640 [ 306.062685] ? percpu_ref_get_many+0x240/0x240 [ 306.067272] ? print_usage_bug+0xc0/0xc0 [ 306.071339] ? print_usage_bug+0xc0/0xc0 [ 306.075431] ? zap_class+0x640/0x640 [ 306.079149] ? print_usage_bug+0xc0/0xc0 [ 306.083215] ? print_usage_bug+0xc0/0xc0 [ 306.087285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.092828] ? find_held_lock+0x36/0x1c0 [ 306.096910] ? mark_held_locks+0xc7/0x130 [ 306.101069] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 306.106175] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 306.111280] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 306.115876] ? trace_hardirqs_on+0xbd/0x310 [ 306.120204] ? kasan_check_read+0x11/0x20 [ 306.124353] ? ___ratelimit+0x3b4/0x672 [ 306.128335] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.133440] ? trace_hardirqs_on+0x310/0x310 [ 306.137852] ? lock_downgrade+0x900/0x900 [ 306.142012] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.147119] ? ___ratelimit+0x3b9/0x672 [ 306.151097] ? idr_get_free+0xec0/0xec0 [ 306.155076] ? find_held_lock+0x36/0x1c0 [ 306.159153] oom_kill_process.cold.27+0x10/0x903 [ 306.163913] ? zap_class+0x640/0x640 [ 306.167633] ? check_preemption_disabled+0x48/0x280 [ 306.172662] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.177613] ? kasan_check_read+0x11/0x20 [ 306.181766] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.187047] ? oom_evaluate_task+0x540/0x540 [ 306.191465] ? find_held_lock+0x36/0x1c0 [ 306.195538] ? out_of_memory+0x974/0x1430 [ 306.199710] ? lock_downgrade+0x900/0x900 [ 306.203870] ? check_preemption_disabled+0x48/0x280 [ 306.208898] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.213831] ? kasan_check_read+0x11/0x20 [ 306.217986] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.223271] ? rcu_softirq_qs+0x20/0x20 [ 306.227257] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 306.232797] ? oom_evaluate_task+0x302/0x540 [ 306.237213] out_of_memory+0xa84/0x1430 [ 306.241222] ? oom_killer_disable+0x3a0/0x3a0 [ 306.245725] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 306.250660] ? __mutex_add_waiter+0x2a0/0x2a0 [ 306.255168] __alloc_pages_slowpath+0x22d4/0x2d70 [ 306.260060] ? warn_alloc+0x120/0x120 [ 306.263873] ? rcu_softirq_qs+0x20/0x20 [ 306.267901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.273445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.278982] ? should_fail+0x22d/0xd01 [ 306.283317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.288431] ? zap_class+0x640/0x640 [ 306.292174] ? __lock_is_held+0xb5/0x140 [ 306.296246] ? mark_held_locks+0x130/0x130 [ 306.300489] ? lock_release+0xa00/0xa00 [ 306.304466] ? perf_trace_sched_process_exec+0x860/0x860 [ 306.309934] ? __might_sleep+0x95/0x190 [ 306.313921] __alloc_pages_nodemask+0xa80/0xde0 [ 306.318606] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 306.323634] ? __page_cache_alloc+0x191/0x5c0 [ 306.328139] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.333071] ? kasan_check_read+0x11/0x20 [ 306.337224] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.342505] ? zap_class+0x640/0x640 [ 306.346403] ? zap_class+0x640/0x640 [ 306.350123] ? zap_class+0x640/0x640 [ 306.353843] ? __do_page_cache_readahead+0x7ce/0x980 [ 306.358960] ? find_held_lock+0x36/0x1c0 [ 306.363031] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 306.368581] alloc_pages_current+0x173/0x350 [ 306.373010] __page_cache_alloc+0x38c/0x5c0 [ 306.377356] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.382289] ? kasan_check_read+0x11/0x20 [ 306.386440] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.391726] ? generic_perform_write+0x6a0/0x6a0 [ 306.396492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.402034] ? check_preemption_disabled+0x48/0x280 [ 306.407065] filemap_fault+0x1594/0x25f0 [ 306.411145] ? __lock_page_or_retry+0xa00/0xa00 [ 306.415825] ? mark_held_locks+0x130/0x130 [ 306.420072] ? rcu_softirq_qs+0x20/0x20 [ 306.424063] ? filemap_map_pages+0xe04/0x1990 [ 306.428571] ? lock_downgrade+0x900/0x900 [ 306.432731] ? check_preemption_disabled+0x48/0x280 [ 306.437762] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.442699] ? kasan_check_read+0x11/0x20 [ 306.446855] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 306.451795] ? rcu_softirq_qs+0x20/0x20 [ 306.455773] ? rcu_softirq_qs+0x20/0x20 [ 306.459747] ? unwind_dump+0x190/0x190 [ 306.463654] ? kernel_text_address+0x79/0xf0 [ 306.468072] ? __kernel_text_address+0xd/0x40 [ 306.472568] ? unwind_get_return_address+0x61/0xa0 [ 306.477513] ? __save_stack_trace+0x8d/0xf0 [ 306.481855] ? lock_acquire+0x1ed/0x520 [ 306.485839] ? ext4_filemap_fault+0x7a/0xad [ 306.490178] ? lock_release+0xa00/0xa00 [ 306.494156] ? perf_trace_sched_process_exec+0x860/0x860 [ 306.499618] ? print_usage_bug+0xc0/0xc0 [ 306.503686] ? print_usage_bug+0xc0/0xc0 [ 306.507755] ? __x64_sys_read+0x73/0xb0 [ 306.511738] ? print_usage_bug+0xc0/0xc0 [ 306.515814] ? down_read+0x8d/0x120 [ 306.519443] ? ext4_filemap_fault+0x7a/0xad [ 306.523773] ? __down_interruptible+0x700/0x700 [ 306.528454] ext4_filemap_fault+0x82/0xad [ 306.532618] __do_fault+0x100/0x6b0 [ 306.536250] ? trace_hardirqs_on+0xbd/0x310 [ 306.540585] ? pmd_devmap_trans_unstable+0x220/0x220 [ 306.545708] ? mark_held_locks+0x130/0x130 [ 306.549945] ? mark_held_locks+0x130/0x130 [ 306.554188] ? do_syslog+0x147b/0x1690 [ 306.558085] ? do_syslog+0x309/0x1690 [ 306.561892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.567442] __handle_mm_fault+0x307c/0x5920 [ 306.571870] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 306.576726] ? find_held_lock+0x36/0x1c0 [ 306.580815] ? zap_class+0x640/0x640 [ 306.584531] ? zap_class+0x640/0x640 [ 306.588255] ? find_held_lock+0x36/0x1c0 [ 306.592330] ? handle_mm_fault+0x42a/0xc70 [ 306.596568] ? lock_downgrade+0x900/0x900 [ 306.600733] ? check_preemption_disabled+0x48/0x280 [ 306.605765] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 306.610703] ? kasan_check_read+0x11/0x20 [ 306.614857] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 306.620144] ? rcu_softirq_qs+0x20/0x20 [ 306.624129] ? trace_hardirqs_off_caller+0x310/0x310 [ 306.629247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 306.634790] ? check_preemption_disabled+0x48/0x280 [ 306.639822] handle_mm_fault+0x54f/0xc70 [ 306.643893] ? __handle_mm_fault+0x5920/0x5920 [ 306.648486] ? find_vma+0x34/0x190 [ 306.652034] __do_page_fault+0x5e8/0xe60 [ 306.656099] ? trace_hardirqs_off+0xb8/0x310 [ 306.660508] ? kernel_write+0x120/0x120 [ 306.664497] do_page_fault+0xf2/0x7e0 [ 306.668302] ? vmalloc_sync_all+0x30/0x30 [ 306.672481] ? error_entry+0x70/0xd0 [ 306.676199] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.681218] ? trace_hardirqs_on_caller+0xc0/0x310 [ 306.686150] ? syscall_return_slowpath+0x5e0/0x5e0 [ 306.691083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.695937] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.700954] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 306.706408] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 306.711432] ? prepare_exit_to_usermode+0x291/0x3b0 [ 306.716455] ? page_fault+0x8/0x30 [ 306.720002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.724875] ? page_fault+0x8/0x30 [ 306.728426] page_fault+0x1e/0x30 [ 306.731888] RIP: 0033:0x7fb372d071fd [ 306.735632] Code: Bad RIP value. [ 306.738999] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 306.744365] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 306.751640] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 306.758930] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 306.766200] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 306.773471] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 306.780771] warn_alloc_show_mem: 1 callbacks suppressed [ 306.780783] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 306.780785] Mem-Info: [ 306.780816] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 306.780816] active_file:12 inactive_file:13 isolated_file:0 [ 306.780816] unevictable:0 dirty:0 writeback:0 unstable:0 [ 306.780816] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 306.780816] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 306.780816] free:13647 free_pcp:167 free_cma:0 [ 306.786165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.793096] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.795496] Call Trace: [ 306.828382] Node 0 [ 306.837734] [ 306.865268] 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 [ 306.867838] dump_stack+0x244/0x39d [ 306.870040] lowmem_reserve[]: [ 306.872194] ? dump_stack_print_info.cold.1+0x20/0x20 [ 306.897679] 0 [ 306.901323] warn_alloc.cold.117+0xb7/0x1bd [ 306.904387] 2818 [ 306.909571] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 306.911348] 6321 [ 306.915688] ? lock_downgrade+0x900/0x900 [ 306.917990] 6321 [ 306.922837] ? trace_hardirqs_off+0xb8/0x310 [ 306.929025] ? trace_hardirqs_off+0xb8/0x310 [ 306.931063] Node 0 [ 306.935496] __alloc_pages_slowpath+0x2660/0x2d70 [ 306.939905] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 306.942136] ? warn_alloc+0x120/0x120 [ 306.946952] lowmem_reserve[]: [ 306.974036] ? warn_alloc+0x120/0x120 [ 306.977810] 0 [ 306.980911] ? print_usage_bug+0xc0/0xc0 [ 306.984688] 0 [ 306.986486] ? warn_alloc+0x120/0x120 [ 306.990523] 3503 [ 306.992323] ? print_usage_bug+0xc0/0xc0 [ 306.996100] 3503 [ 306.998161] ? __lock_acquire+0x62f/0x4c20 [ 307.004264] ? __lock_acquire+0x62f/0x4c20 [ 307.008475] Node 0 [ 307.012710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.012742] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 307.012749] lowmem_reserve[]: [ 307.014983] ? should_fail+0x22d/0xd01 [ 307.020496] 0 [ 307.048777] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.051861] 0 [ 307.055749] ? __lock_acquire+0x62f/0x4c20 [ 307.057525] 0 [ 307.062629] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.064429] 0 [ 307.068658] ? __lock_acquire+0x62f/0x4c20 [ 307.075538] ? should_fail+0x22d/0xd01 [ 307.077320] Node 0 [ 307.081548] ? find_held_lock+0x36/0x1c0 [ 307.085419] DMA: [ 307.087655] ? mark_held_locks+0x130/0x130 [ 307.091693] 1*4kB [ 307.093750] ? mark_held_locks+0x130/0x130 [ 307.097959] (U) [ 307.100103] ? zap_class+0x640/0x640 [ 307.104318] 0*8kB [ 307.106289] ? zap_class+0x640/0x640 [ 307.109983] 0*16kB [ 307.112127] ? print_usage_bug+0xc0/0xc0 [ 307.115837] 1*32kB [ 307.118068] ? do_raw_spin_unlock+0xa7/0x330 [ 307.122105] (U) [ 307.124338] ? zap_class+0x640/0x640 [ 307.128725] 2*64kB [ 307.130697] ? print_usage_bug+0xc0/0xc0 [ 307.134385] (U) [ 307.136627] ? wq_watchdog_touch+0x9c/0xfe [ 307.140670] 1*128kB [ 307.142642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.146858] (U) [ 307.149185] ? check_preemption_disabled+0x48/0x280 [ 307.154698] 1*256kB [ 307.156674] ? __lock_is_held+0xb5/0x140 [ 307.161659] (U) [ 307.163982] __alloc_pages_nodemask+0xa80/0xde0 [ 307.168015] 0*512kB [ 307.169988] ? zap_class+0x640/0x640 [ 307.174636] 1*1024kB [ 307.176958] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 307.180648] (U) [ 307.183061] ? find_held_lock+0x36/0x1c0 [ 307.188047] 1*2048kB [ 307.190025] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.194055] (M) [ 307.196461] ? lock_downgrade+0x900/0x900 [ 307.201111] 3*4096kB [ 307.203091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.207211] (M) [ 307.209630] cache_grow_begin+0xa5/0x8c0 [ 307.215340] = 15908kB [ 307.215349] Node 0 [ 307.217332] ? do_raw_spin_unlock+0xa7/0x330 [ 307.221371] DMA32: 4*4kB [ 307.223792] fallback_alloc+0x204/0x2e0 [ 307.225999] (M) [ 307.230408] ____cache_alloc_node+0x1c7/0x1e0 [ 307.233144] 0*8kB [ 307.237114] kmem_cache_alloc_node+0xe3/0x730 [ 307.239071] 3*16kB [ 307.243580] ? ipv6_get_ifaddr+0x42e/0x620 [ 307.245714] (UM) [ 307.250209] __alloc_skb+0x119/0x770 [ 307.252422] 2*32kB [ 307.256658] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.258697] (UM) [ 307.262405] ? netdev_alloc_frag+0x1f0/0x1f0 [ 307.264620] 4*64kB [ 307.275192] ? lock_downgrade+0x900/0x900 [ 307.277229] (UM) [ 307.281636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.283847] 5*128kB [ 307.287993] ? refcount_sub_and_test_checked+0x203/0x310 [ 307.290027] (UM) [ 307.295559] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 307.297856] 3*256kB [ 307.303308] ? addrconf_rs_timer+0x690/0x690 [ 307.305354] (M) [ 307.310810] ndisc_alloc_skb+0x144/0x340 [ 307.313105] 3*512kB [ 307.317509] ndisc_send_rs+0x331/0x6e0 [ 307.319463] (M) [ 307.323521] addrconf_rs_timer+0x314/0x690 [ 307.325821] 3*1024kB [ 307.329705] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.331658] (UM) [ 307.335926] call_timer_fn+0x272/0x920 [ 307.338341] 1*2048kB [ 307.342579] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.344623] (M) [ 307.348512] ? process_timeout+0x40/0x40 [ 307.350900] 4*4096kB [ 307.355132] ? __run_timers+0x7da/0xc70 [ 307.357083] (M) [ 307.361142] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.363526] = 24832kB [ 307.367495] ? _raw_spin_unlock_irq+0x27/0x80 [ 307.369446] Node 0 [ 307.373935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.376323] Normal: [ 307.380819] ? lockdep_hardirqs_on+0x296/0x5b0 [ 307.383031] 792*4kB [ 307.387267] ? trace_hardirqs_on+0xbd/0x310 [ 307.389566] (MEH) [ 307.394145] ? kasan_check_read+0x11/0x20 [ 307.396440] 463*8kB [ 307.400757] ? __run_timers+0x7da/0xc70 [ 307.402885] (UME) [ 307.407030] ? trace_hardirqs_off_caller+0x310/0x310 [ 307.409330] 172*16kB [ 307.413302] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.415429] (UMEH) [ 307.420526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.422914] 71*32kB [ 307.427150] __run_timers+0x7e5/0xc70 [ 307.429359] (UME) [ 307.433608] ? timer_fixup_init+0x70/0x70 [ 307.435904] 13*64kB [ 307.439699] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 307.441822] (UMH) [ 307.445969] ? zap_class+0x640/0x640 [ 307.448271] 1*128kB [ 307.453283] ? enqueue_hrtimer+0x1a5/0x560 [ 307.455410] (U) [ 307.459117] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 307.461418] 0*256kB [ 307.465653] ? find_held_lock+0x36/0x1c0 [ 307.467615] 0*512kB [ 307.472800] ? zap_class+0x640/0x640 [ 307.475100] 1*1024kB [ 307.479178] ? pvclock_read_flags+0x160/0x160 [ 307.481475] (U) [ 307.485189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.487573] 0*2048kB [ 307.492070] ? check_preemption_disabled+0x48/0x280 [ 307.494025] 0*4096kB [ 307.499561] ? __lock_is_held+0xb5/0x140 [ 307.501943] = 13880kB [ 307.506953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.509345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 307.513402] ? check_preemption_disabled+0x48/0x280 [ 307.515798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 307.521324] run_timer_softirq+0x52/0xb0 [ 307.530139] 163 total pagecache pages [ 307.535152] ? rcu_read_lock_sched_held+0x14f/0x180 [ 307.543712] 0 pages in swap cache [ 307.547762] __do_softirq+0x308/0xb7e [ 307.551540] Swap cache stats: add 0, delete 0, find 0/0 [ 307.556551] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 307.559979] Free swap = 0kB [ 307.563774] ? lock_downgrade+0x900/0x900 [ 307.569113] Total swap = 0kB [ 307.569121] 1965979 pages RAM [ 307.573622] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 307.576621] 0 pages HighMem/MovableOnly [ 307.580766] ? pvclock_read_flags+0x160/0x160 [ 307.583756] 342867 pages reserved [ 307.583764] 0 pages cma reserved [ 307.586869] ? lapic_next_event+0x5a/0x90 [ 307.592027] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 307.595924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.595946] ? kvm_clock_read+0x18/0x30 [ 307.595962] ? kvm_sched_clock_read+0x9/0x20 [ 307.600510] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 307.603896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.607235] rsyslogd cpuset= [ 307.611384] ? check_preemption_disabled+0x48/0x280 [ 307.617846] / [ 307.623409] irq_exit+0x17f/0x1c0 [ 307.627357] mems_allowed=0 [ 307.631763] smp_apic_timer_interrupt+0x1cb/0x760 [ 307.668243] ? smp_reschedule_interrupt+0x109/0x650 [ 307.673277] ? smp_call_function_single_interrupt+0x650/0x650 [ 307.679178] ? interrupt_entry+0xb5/0xc0 [ 307.683247] ? trace_hardirqs_off_caller+0xbb/0x310 [ 307.688264] ? trace_hardirqs_off_caller+0xbb/0x310 [ 307.693285] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.698129] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.703150] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.708170] ? task_prio+0x50/0x50 [ 307.711725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.717266] ? check_preemption_disabled+0x48/0x280 [ 307.722290] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.727154] apic_timer_interrupt+0xf/0x20 [ 307.731391] [ 307.733638] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 307.738570] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 307.757498] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 307.765217] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 307.772490] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 307.779757] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 307.787025] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 307.794296] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 307.801621] skb_clone+0x1bb/0x500 [ 307.805172] ? finish_task_switch+0x2f4/0x910 [ 307.809671] ? skb_split+0x11e0/0x11e0 [ 307.813582] ? preempt_notifier_register+0x200/0x200 [ 307.818700] ? __switch_to_asm+0x34/0x70 [ 307.822766] ? __switch_to_asm+0x34/0x70 [ 307.826829] ? __switch_to_asm+0x40/0x70 [ 307.830890] ? __switch_to_asm+0x34/0x70 [ 307.834951] ? __switch_to_asm+0x40/0x70 [ 307.839016] ? __switch_to_asm+0x34/0x70 [ 307.843081] ? __switch_to_asm+0x40/0x70 [ 307.847143] ? __switch_to_asm+0x34/0x70 [ 307.851219] ? __switch_to_asm+0x34/0x70 [ 307.855280] ? __switch_to_asm+0x40/0x70 [ 307.859341] ? __switch_to_asm+0x34/0x70 [ 307.863419] bpf_clone_redirect+0xb9/0x490 [ 307.867657] ? __schedule+0x8d7/0x21d0 [ 307.871551] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 307.876588] ? __sched_text_start+0x8/0x8 [ 307.880749] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.885510] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 307.890098] ? retint_kernel+0x2d/0x2d [ 307.893993] ? find_held_lock+0x36/0x1c0 [ 307.898064] ? lock_acquire+0x1ed/0x520 [ 307.902045] ? bpf_test_run+0x3cb/0x780 [ 307.906025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.911566] ? check_preemption_disabled+0x48/0x280 [ 307.916619] ? kasan_check_read+0x11/0x20 [ 307.920788] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 307.926089] ? rcu_softirq_qs+0x20/0x20 [ 307.930069] ? preempt_schedule+0x4d/0x60 [ 307.934222] ? ___preempt_schedule+0x16/0x18 [ 307.938643] ? bpf_test_run+0x25d/0x780 [ 307.942637] ? netlink_diag_dump+0x2a0/0x2a0 [ 307.947055] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.952607] ? bpf_test_init.isra.10+0x70/0x100 [ 307.957290] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 307.962062] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 307.966915] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 307.972456] ? fput+0x130/0x1a0 [ 307.975742] ? __bpf_prog_get+0x9b/0x290 [ 307.979814] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 307.984656] ? bpf_prog_test_run+0x130/0x1a0 [ 307.989073] ? __x64_sys_bpf+0x3d8/0x520 [ 307.993139] ? bpf_prog_get+0x20/0x20 [ 307.996962] ? do_syscall_64+0x1b9/0x820 [ 308.001026] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 308.006399] ? syscall_return_slowpath+0x5e0/0x5e0 [ 308.011331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.016184] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.021207] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 308.026227] ? prepare_exit_to_usermode+0x291/0x3b0 [ 308.031254] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.036109] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.041509] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 308.041628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 308.048003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.048009] Call Trace: [ 308.048016] [ 308.048035] dump_stack+0x244/0x39d [ 308.048052] ? dump_stack_print_info.cold.1+0x20/0x20 [ 308.054695] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 308.063899] warn_alloc.cold.117+0xb7/0x1bd [ 308.066454] syz-executor2 cpuset= [ 308.068610] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 308.072216] syz2 [ 308.077404] ? lock_downgrade+0x900/0x900 [ 308.087874] mems_allowed=0 [ 308.092190] ? trace_hardirqs_off+0xb8/0x310 [ 308.113876] ? trace_hardirqs_off+0xb8/0x310 [ 308.118299] __alloc_pages_slowpath+0x2660/0x2d70 [ 308.123178] ? warn_alloc+0x120/0x120 [ 308.126999] ? warn_alloc+0x120/0x120 [ 308.130810] ? print_usage_bug+0xc0/0xc0 [ 308.134877] ? warn_alloc+0x120/0x120 [ 308.138681] ? print_usage_bug+0xc0/0xc0 [ 308.142748] ? __lock_acquire+0x62f/0x4c20 [ 308.146982] ? __lock_acquire+0x62f/0x4c20 [ 308.151229] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.156767] ? should_fail+0x22d/0xd01 [ 308.160660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.165764] ? __lock_acquire+0x62f/0x4c20 [ 308.170003] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.175109] ? __lock_acquire+0x62f/0x4c20 [ 308.179342] ? should_fail+0x22d/0xd01 [ 308.183247] ? find_held_lock+0x36/0x1c0 [ 308.187330] ? mark_held_locks+0x130/0x130 [ 308.191577] ? mark_held_locks+0x130/0x130 [ 308.195822] ? zap_class+0x640/0x640 [ 308.199561] ? zap_class+0x640/0x640 [ 308.203290] ? print_usage_bug+0xc0/0xc0 [ 308.207349] ? do_raw_spin_unlock+0xa7/0x330 [ 308.211761] ? zap_class+0x640/0x640 [ 308.215480] ? print_usage_bug+0xc0/0xc0 [ 308.219546] ? wq_watchdog_touch+0x9c/0xfe [ 308.223791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.229330] ? check_preemption_disabled+0x48/0x280 [ 308.234354] ? __lock_is_held+0xb5/0x140 [ 308.238425] __alloc_pages_nodemask+0xa80/0xde0 [ 308.243097] ? zap_class+0x640/0x640 [ 308.246816] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 308.251845] ? find_held_lock+0x36/0x1c0 [ 308.255922] ? ____cache_alloc_node+0x1c7/0x1e0 [ 308.260603] ? lock_downgrade+0x900/0x900 [ 308.264763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.270311] cache_grow_begin+0xa5/0x8c0 [ 308.274373] ? do_raw_spin_unlock+0xa7/0x330 [ 308.278792] fallback_alloc+0x204/0x2e0 [ 308.282776] ____cache_alloc_node+0x1c7/0x1e0 [ 308.287281] kmem_cache_alloc_node+0xe3/0x730 [ 308.291781] ? ipv6_get_ifaddr+0x42e/0x620 [ 308.296029] __alloc_skb+0x119/0x770 [ 308.299747] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.305030] ? netdev_alloc_frag+0x1f0/0x1f0 [ 308.309442] ? lock_downgrade+0x900/0x900 [ 308.313607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.319149] ? refcount_sub_and_test_checked+0x203/0x310 [ 308.324615] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 308.330069] ? addrconf_rs_timer+0x690/0x690 [ 308.334492] ndisc_alloc_skb+0x144/0x340 [ 308.338561] ndisc_send_rs+0x331/0x6e0 [ 308.342466] addrconf_rs_timer+0x314/0x690 [ 308.346880] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.351138] call_timer_fn+0x272/0x920 [ 308.355029] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.359267] ? process_timeout+0x40/0x40 [ 308.363341] ? mark_held_locks+0xc7/0x130 [ 308.367497] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.371993] ? _raw_spin_unlock_irq+0x27/0x80 [ 308.376486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.380723] ? lockdep_hardirqs_on+0x296/0x5b0 [ 308.385311] ? trace_hardirqs_on+0xbd/0x310 [ 308.389637] ? kasan_check_read+0x11/0x20 [ 308.393790] ? __run_timers+0x7da/0xc70 [ 308.397768] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.402881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.407125] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 308.411371] __run_timers+0x7e5/0xc70 [ 308.415195] ? timer_fixup_init+0x70/0x70 [ 308.419353] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 308.424374] ? zap_class+0x640/0x640 [ 308.428096] ? print_usage_bug+0xc0/0xc0 [ 308.432160] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 308.437360] ? find_held_lock+0x36/0x1c0 [ 308.441429] ? zap_class+0x640/0x640 [ 308.445153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.450692] ? check_preemption_disabled+0x48/0x280 [ 308.455726] ? __lock_is_held+0xb5/0x140 [ 308.459798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.465340] ? check_preemption_disabled+0x48/0x280 [ 308.470364] run_timer_softirq+0x52/0xb0 [ 308.474430] ? rcu_read_lock_sched_held+0x14f/0x180 [ 308.479450] __do_softirq+0x308/0xb7e [ 308.483263] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 308.487762] ? lock_downgrade+0x900/0x900 [ 308.491922] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 308.497039] ? pvclock_read_flags+0x160/0x160 [ 308.501538] ? lapic_next_event+0x5a/0x90 [ 308.505693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.511239] ? kvm_clock_read+0x18/0x30 [ 308.515215] ? kvm_sched_clock_read+0x9/0x20 [ 308.519631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.525174] ? check_preemption_disabled+0x48/0x280 [ 308.530202] irq_exit+0x17f/0x1c0 [ 308.533657] smp_apic_timer_interrupt+0x1cb/0x760 [ 308.538504] ? smp_call_function_single_interrupt+0x650/0x650 [ 308.544392] ? interrupt_entry+0xb5/0xc0 [ 308.548464] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.553480] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.558504] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.563349] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.568366] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.573387] ? task_prio+0x50/0x50 [ 308.576934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.582472] ? check_preemption_disabled+0x48/0x280 [ 308.587499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.592359] apic_timer_interrupt+0xf/0x20 [ 308.596588] [ 308.598837] RIP: 0010:dump_stack+0x358/0x39d [ 308.603252] 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 [ 308.622167] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 308.629890] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 308.637158] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 308.644425] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 308.651693] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 308.658964] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 308.666262] ? dump_stack+0x34f/0x39d [ 308.670084] ? dump_stack_print_info.cold.1+0x20/0x20 [ 308.675287] dump_header+0x27b/0xf72 [ 308.679013] ? mark_held_locks+0x130/0x130 [ 308.683254] ? pagefault_out_of_memory+0x197/0x197 [ 308.688193] ? __lock_acquire+0x62f/0x4c20 [ 308.692428] ? zap_class+0x640/0x640 [ 308.696149] ? percpu_ref_get_many+0x240/0x240 [ 308.700734] ? print_usage_bug+0xc0/0xc0 [ 308.704797] ? print_usage_bug+0xc0/0xc0 [ 308.708868] ? zap_class+0x640/0x640 [ 308.712587] ? print_usage_bug+0xc0/0xc0 [ 308.716660] ? print_usage_bug+0xc0/0xc0 [ 308.720735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.726278] ? find_held_lock+0x36/0x1c0 [ 308.730355] ? mark_held_locks+0xc7/0x130 [ 308.734514] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 308.739624] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 308.744729] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 308.749320] ? trace_hardirqs_on+0xbd/0x310 [ 308.753643] ? kasan_check_read+0x11/0x20 [ 308.757790] ? ___ratelimit+0x3b4/0x672 [ 308.761766] ? trace_hardirqs_off_caller+0x310/0x310 [ 308.766877] ? trace_hardirqs_on+0x310/0x310 [ 308.771290] ? lock_downgrade+0x900/0x900 [ 308.775444] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 308.780550] ? ___ratelimit+0x3b9/0x672 [ 308.784526] ? idr_get_free+0xec0/0xec0 [ 308.788504] ? find_held_lock+0x36/0x1c0 [ 308.792577] oom_kill_process.cold.27+0x10/0x903 [ 308.797347] ? zap_class+0x640/0x640 [ 308.801067] ? check_preemption_disabled+0x48/0x280 [ 308.806095] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 308.811031] ? kasan_check_read+0x11/0x20 [ 308.815181] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.820462] ? oom_evaluate_task+0x540/0x540 [ 308.824887] ? find_held_lock+0x36/0x1c0 [ 308.828957] ? out_of_memory+0x974/0x1430 [ 308.833113] ? lock_downgrade+0x900/0x900 [ 308.837259] ? check_preemption_disabled+0x48/0x280 [ 308.842280] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 308.847211] ? kasan_check_read+0x11/0x20 [ 308.851363] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.856643] ? rcu_softirq_qs+0x20/0x20 [ 308.860632] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.866171] ? oom_evaluate_task+0x302/0x540 [ 308.870584] out_of_memory+0xa84/0x1430 [ 308.874581] ? oom_killer_disable+0x3a0/0x3a0 [ 308.879092] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 308.884029] ? __mutex_add_waiter+0x2a0/0x2a0 [ 308.888538] __alloc_pages_slowpath+0x22d4/0x2d70 [ 308.893414] ? warn_alloc+0x120/0x120 [ 308.897215] ? rcu_softirq_qs+0x20/0x20 [ 308.901219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.906759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.912298] ? should_fail+0x22d/0xd01 [ 308.916189] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.921298] ? zap_class+0x640/0x640 [ 308.925040] ? __lock_is_held+0xb5/0x140 [ 308.929111] ? mark_held_locks+0x130/0x130 [ 308.933353] ? lock_release+0xa00/0xa00 [ 308.937330] ? perf_trace_sched_process_exec+0x860/0x860 [ 308.942791] ? __might_sleep+0x95/0x190 [ 308.946774] __alloc_pages_nodemask+0xa80/0xde0 [ 308.951454] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 308.956472] ? __page_cache_alloc+0x191/0x5c0 [ 308.960971] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 308.965905] ? kasan_check_read+0x11/0x20 [ 308.970058] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 308.975339] ? zap_class+0x640/0x640 [ 308.979064] ? zap_class+0x640/0x640 [ 308.982780] ? zap_class+0x640/0x640 [ 308.986494] ? __do_page_cache_readahead+0x7ce/0x980 [ 308.991614] ? find_held_lock+0x36/0x1c0 [ 308.995686] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 309.001249] alloc_pages_current+0x173/0x350 [ 309.005671] __page_cache_alloc+0x38c/0x5c0 [ 309.009995] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 309.014928] ? kasan_check_read+0x11/0x20 [ 309.019086] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.024369] ? generic_perform_write+0x6a0/0x6a0 [ 309.029135] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.034674] ? check_preemption_disabled+0x48/0x280 [ 309.039705] filemap_fault+0x1594/0x25f0 [ 309.043781] ? __lock_page_or_retry+0xa00/0xa00 [ 309.048456] ? mark_held_locks+0x130/0x130 [ 309.052698] ? rcu_softirq_qs+0x20/0x20 [ 309.056690] ? filemap_map_pages+0xe04/0x1990 [ 309.061196] ? lock_downgrade+0x900/0x900 [ 309.065346] ? check_preemption_disabled+0x48/0x280 [ 309.070375] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 309.075314] ? kasan_check_read+0x11/0x20 [ 309.079472] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 309.084409] ? rcu_softirq_qs+0x20/0x20 [ 309.088386] ? rcu_softirq_qs+0x20/0x20 [ 309.092360] ? unwind_dump+0x190/0x190 [ 309.096264] ? kernel_text_address+0x79/0xf0 [ 309.100678] ? __kernel_text_address+0xd/0x40 [ 309.105178] ? unwind_get_return_address+0x61/0xa0 [ 309.110115] ? __save_stack_trace+0x8d/0xf0 [ 309.114469] ? lock_acquire+0x1ed/0x520 [ 309.118447] ? ext4_filemap_fault+0x7a/0xad [ 309.122778] ? lock_release+0xa00/0xa00 [ 309.126754] ? perf_trace_sched_process_exec+0x860/0x860 [ 309.132205] ? print_usage_bug+0xc0/0xc0 [ 309.136272] ? print_usage_bug+0xc0/0xc0 [ 309.140337] ? __x64_sys_read+0x73/0xb0 [ 309.144315] ? print_usage_bug+0xc0/0xc0 [ 309.148387] ? down_read+0x8d/0x120 [ 309.152016] ? ext4_filemap_fault+0x7a/0xad [ 309.156344] ? __down_interruptible+0x700/0x700 [ 309.161021] ext4_filemap_fault+0x82/0xad [ 309.165175] __do_fault+0x100/0x6b0 [ 309.168803] ? trace_hardirqs_on+0xbd/0x310 [ 309.173131] ? pmd_devmap_trans_unstable+0x220/0x220 [ 309.178240] ? mark_held_locks+0x130/0x130 [ 309.182479] ? mark_held_locks+0x130/0x130 [ 309.186723] ? do_syslog+0x147b/0x1690 [ 309.190623] ? do_syslog+0x309/0x1690 [ 309.194431] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.199976] __handle_mm_fault+0x307c/0x5920 [ 309.204394] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 309.209244] ? find_held_lock+0x36/0x1c0 [ 309.213478] ? zap_class+0x640/0x640 [ 309.217191] ? zap_class+0x640/0x640 [ 309.220910] ? find_held_lock+0x36/0x1c0 [ 309.224992] ? handle_mm_fault+0x42a/0xc70 [ 309.229232] ? lock_downgrade+0x900/0x900 [ 309.233382] ? check_preemption_disabled+0x48/0x280 [ 309.238409] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 309.243343] ? kasan_check_read+0x11/0x20 [ 309.247492] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.252773] ? rcu_softirq_qs+0x20/0x20 [ 309.256752] ? trace_hardirqs_off_caller+0x310/0x310 [ 309.261859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.267403] ? check_preemption_disabled+0x48/0x280 [ 309.272433] handle_mm_fault+0x54f/0xc70 [ 309.276504] ? __handle_mm_fault+0x5920/0x5920 [ 309.281095] ? find_vma+0x34/0x190 [ 309.284648] __do_page_fault+0x5e8/0xe60 [ 309.288708] ? trace_hardirqs_off+0xb8/0x310 [ 309.293119] ? kernel_write+0x120/0x120 [ 309.297106] do_page_fault+0xf2/0x7e0 [ 309.300916] ? vmalloc_sync_all+0x30/0x30 [ 309.305075] ? error_entry+0x70/0xd0 [ 309.308794] ? trace_hardirqs_off_caller+0xbb/0x310 [ 309.313817] ? trace_hardirqs_on_caller+0xc0/0x310 [ 309.318748] ? syscall_return_slowpath+0x5e0/0x5e0 [ 309.323677] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.328519] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.333537] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 309.338993] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 309.344017] ? prepare_exit_to_usermode+0x291/0x3b0 [ 309.349035] ? page_fault+0x8/0x30 [ 309.352581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.357437] ? page_fault+0x8/0x30 [ 309.360985] page_fault+0x1e/0x30 [ 309.364438] RIP: 0033:0x7fb372d071fd [ 309.368169] Code: Bad RIP value. [ 309.371532] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 309.376897] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 309.384167] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 309.391431] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 309.398700] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 309.405969] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 309.413264] warn_alloc_show_mem: 1 callbacks suppressed [ 309.413277] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 309.413279] Mem-Info: [ 309.413310] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 309.413310] active_file:12 inactive_file:13 isolated_file:0 [ 309.413310] unevictable:0 dirty:0 writeback:0 unstable:0 [ 309.413310] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 309.413310] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 309.413310] free:13647 free_pcp:167 free_cma:0 [ 309.418654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.425583] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 309.427986] Call Trace: [ 309.460875] Node 0 [ 309.470227] [ 309.497749] 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 [ 309.500321] dump_stack+0x244/0x39d [ 309.502522] lowmem_reserve[]: [ 309.504674] ? dump_stack_print_info.cold.1+0x20/0x20 [ 309.530159] 0 [ 309.533800] warn_alloc.cold.117+0xb7/0x1bd [ 309.536870] 2818 [ 309.542047] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 309.543829] 6321 [ 309.548151] ? lock_downgrade+0x900/0x900 [ 309.550190] 6321 [ 309.555031] ? trace_hardirqs_off+0xb8/0x310 [ 309.561211] ? trace_hardirqs_off+0xb8/0x310 [ 309.563251] Node 0 [ 309.567655] __alloc_pages_slowpath+0x2660/0x2d70 [ 309.572063] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 309.574291] ? warn_alloc+0x120/0x120 [ 309.579089] lowmem_reserve[]: [ 309.606163] ? warn_alloc+0x120/0x120 [ 309.609945] 0 [ 309.613045] ? print_usage_bug+0xc0/0xc0 [ 309.616822] 0 [ 309.618625] ? warn_alloc+0x120/0x120 [ 309.622665] 3503 [ 309.624462] ? mark_held_locks+0x130/0x130 [ 309.628235] 3503 [ 309.630297] ? print_usage_bug+0xc0/0xc0 [ 309.636567] ? zap_class+0x640/0x640 [ 309.640613] Node 0 [ 309.644315] ? print_usage_bug+0xc0/0xc0 [ 309.644351] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 309.646560] ? __lock_acquire+0x62f/0x4c20 [ 309.650604] lowmem_reserve[]: [ 309.678894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.683106] 0 [ 309.686203] ? should_fail+0x22d/0xd01 [ 309.691746] 0 [ 309.693546] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.697413] 0 [ 309.699216] ? __lock_acquire+0x62f/0x4c20 [ 309.704290] 0 [ 309.706090] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.712096] ? __lock_acquire+0x62f/0x4c20 [ 309.717177] Node 0 [ 309.721397] ? should_fail+0x22d/0xd01 [ 309.721406] DMA: [ 309.723648] ? mark_held_locks+0x130/0x130 [ 309.727505] 1*4kB [ 309.729566] ? mark_held_locks+0x130/0x130 [ 309.733780] (U) [ 309.735925] ? print_usage_bug+0xc0/0xc0 [ 309.740139] 0*8kB [ 309.742114] ? zap_class+0x640/0x640 [ 309.746152] 0*16kB [ 309.748294] ? print_usage_bug+0xc0/0xc0 [ 309.751981] 1*32kB [ 309.754210] ? mark_held_locks+0x130/0x130 [ 309.758245] (U) [ 309.760482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.764692] 2*64kB [ 309.766662] ? check_preemption_disabled+0x48/0x280 [ 309.772169] (U) [ 309.774410] ? __lock_is_held+0xb5/0x140 [ 309.779399] 1*128kB [ 309.781385] __alloc_pages_nodemask+0xa80/0xde0 [ 309.785413] (U) [ 309.787729] ? zap_class+0x640/0x640 [ 309.792377] 1*256kB [ 309.794348] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 309.798039] (U) [ 309.800371] ? find_held_lock+0x36/0x1c0 [ 309.805352] 0*512kB [ 309.807345] ? ____cache_alloc_node+0x1c7/0x1e0 [ 309.811372] 1*1024kB (U) [ 309.813700] ? lock_downgrade+0x900/0x900 [ 309.818345] 1*2048kB [ 309.821104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.825226] (M) [ 309.827631] cache_grow_begin+0xa5/0x8c0 [ 309.833144] 3*4096kB [ 309.835111] ? do_raw_spin_unlock+0xa7/0x330 [ 309.839151] (M) [ 309.841562] fallback_alloc+0x204/0x2e0 [ 309.845944] = 15908kB [ 309.847920] ____cache_alloc_node+0x1c7/0x1e0 [ 309.851872] Node 0 [ 309.854276] kmem_cache_alloc_node+0xe3/0x730 [ 309.858746] DMA32: [ 309.860979] ? ipv6_get_ifaddr+0x42e/0x620 [ 309.865448] 4*4kB [ 309.867687] __alloc_skb+0x119/0x770 [ 309.871894] (M) [ 309.874047] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 309.877732] 0*8kB [ 309.879701] ? netdev_alloc_frag+0x1f0/0x1f0 [ 309.884955] 3*16kB [ 309.887102] ? lock_downgrade+0x900/0x900 [ 309.891482] (UM) [ 309.893717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.897838] 2*32kB [ 309.899898] ? refcount_sub_and_test_checked+0x203/0x310 [ 309.905407] (UM) [ 309.907641] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 309.913065] 4*64kB [ 309.915123] ? addrconf_rs_timer+0x690/0x690 [ 309.920544] (UM) [ 309.922788] ndisc_alloc_skb+0x144/0x340 [ 309.927164] 5*128kB [ 309.929229] ndisc_send_rs+0x331/0x6e0 [ 309.933261] (UM) [ 309.935583] addrconf_rs_timer+0x314/0x690 [ 309.939449] 3*256kB [ 309.941510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.945722] (M) [ 309.948051] call_timer_fn+0x272/0x920 [ 309.952251] 3*512kB [ 309.954221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.958084] (M) [ 309.960407] ? process_timeout+0x40/0x40 [ 309.964623] 3*1024kB [ 309.966608] ? __run_timers+0x7da/0xc70 [ 309.970641] (UM) [ 309.973053] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.976997] 1*2048kB (M) [ 309.979068] ? _raw_spin_unlock_irq+0x27/0x80 [ 309.983541] 4*4096kB [ 309.986292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.990762] (M) [ 309.993174] ? lockdep_hardirqs_on+0x296/0x5b0 [ 309.997375] = 24832kB [ 309.997387] Node 0 [ 309.999362] ? trace_hardirqs_on+0xbd/0x310 [ 310.003915] Normal: 792*4kB [ 310.006333] ? kasan_check_read+0x11/0x20 [ 310.008543] (MEH) [ 310.012866] ? __run_timers+0x7da/0xc70 [ 310.015870] 463*8kB [ 310.020007] ? trace_hardirqs_off_caller+0x310/0x310 [ 310.022129] (UME) [ 310.026107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.028399] 172*16kB [ 310.033498] __run_timers+0x7e5/0xc70 [ 310.035626] (UMEH) [ 310.039861] ? timer_fixup_init+0x70/0x70 [ 310.042246] 71*32kB [ 310.046041] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 310.048252] (UME) [ 310.052396] ? zap_class+0x640/0x640 [ 310.054694] 13*64kB [ 310.059707] ? enqueue_hrtimer+0x1a5/0x560 [ 310.061833] (UMH) [ 310.065538] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 310.067843] 1*128kB [ 310.072072] ? find_held_lock+0x36/0x1c0 [ 310.074194] (U) [ 310.079382] ? zap_class+0x640/0x640 [ 310.081682] 0*256kB [ 310.085741] ? pvclock_read_flags+0x160/0x160 [ 310.087694] 0*512kB [ 310.091403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.093706] 1*1024kB [ 310.098193] ? check_preemption_disabled+0x48/0x280 [ 310.100491] (U) [ 310.106024] ? __lock_is_held+0xb5/0x140 [ 310.108407] 0*2048kB [ 310.113415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.115366] 0*4096kB [ 310.119428] ? check_preemption_disabled+0x48/0x280 [ 310.121815] = 13880kB [ 310.127346] run_timer_softirq+0x52/0xb0 [ 310.129737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 310.134739] ? rcu_read_lock_sched_held+0x14f/0x180 [ 310.137131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 310.141177] __do_softirq+0x308/0xb7e [ 310.149991] 163 total pagecache pages [ 310.155000] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 310.163561] 0 pages in swap cache [ 310.167349] ? lock_downgrade+0x900/0x900 [ 310.171129] Swap cache stats: add 0, delete 0, find 0/0 [ 310.175618] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 310.179053] Free swap = 0kB [ 310.183197] ? pvclock_read_flags+0x160/0x160 [ 310.188530] Total swap = 0kB [ 310.193633] ? lapic_next_event+0x5a/0x90 [ 310.196623] 1965979 pages RAM [ 310.201114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.204107] 0 pages HighMem/MovableOnly [ 310.208252] ? kvm_clock_read+0x18/0x30 [ 310.211337] 342867 pages reserved [ 310.216864] ? kvm_sched_clock_read+0x9/0x20 [ 310.220821] 0 pages cma reserved [ 310.224786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.228348] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.232622] ? check_preemption_disabled+0x48/0x280 [ 310.236062] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.241503] irq_exit+0x17f/0x1c0 [ 310.247967] rsyslogd cpuset= [ 310.252980] smp_apic_timer_interrupt+0x1cb/0x760 [ 310.263006] / [ 310.266456] ? smp_reschedule_interrupt+0x109/0x650 [ 310.269456] mems_allowed=0 [ 310.274302] ? smp_call_function_single_interrupt+0x650/0x650 [ 310.289799] ? interrupt_entry+0xb5/0xc0 [ 310.293864] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.298883] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.303903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.308748] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.313764] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.318782] ? task_prio+0x50/0x50 [ 310.322328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.327872] ? check_preemption_disabled+0x48/0x280 [ 310.332899] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.337754] apic_timer_interrupt+0xf/0x20 [ 310.341987] [ 310.344700] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 310.349634] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 310.368538] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 310.376253] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 310.383524] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 310.390793] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 310.398059] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 310.405331] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 310.412654] skb_clone+0x1bb/0x500 [ 310.416693] ? finish_task_switch+0x2f4/0x910 [ 310.421196] ? skb_split+0x11e0/0x11e0 [ 310.425086] ? preempt_notifier_register+0x200/0x200 [ 310.430190] ? __switch_to_asm+0x34/0x70 [ 310.434255] ? __switch_to_asm+0x34/0x70 [ 310.438314] ? __switch_to_asm+0x40/0x70 [ 310.442378] ? __switch_to_asm+0x34/0x70 [ 310.446443] ? __switch_to_asm+0x40/0x70 [ 310.450508] ? __switch_to_asm+0x34/0x70 [ 310.454568] ? __switch_to_asm+0x40/0x70 [ 310.458642] ? __switch_to_asm+0x34/0x70 [ 310.462706] ? __switch_to_asm+0x34/0x70 [ 310.466766] ? __switch_to_asm+0x40/0x70 [ 310.470827] ? __switch_to_asm+0x34/0x70 [ 310.474897] bpf_clone_redirect+0xb9/0x490 [ 310.479135] ? __schedule+0x8d7/0x21d0 [ 310.483029] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 310.488050] ? __sched_text_start+0x8/0x8 [ 310.492200] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.496962] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 310.501547] ? retint_kernel+0x2d/0x2d [ 310.505438] ? find_held_lock+0x36/0x1c0 [ 310.509511] ? lock_acquire+0x1ed/0x520 [ 310.513492] ? bpf_test_run+0x3cb/0x780 [ 310.517472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.523016] ? check_preemption_disabled+0x48/0x280 [ 310.528056] ? kasan_check_read+0x11/0x20 [ 310.532225] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.537503] ? rcu_softirq_qs+0x20/0x20 [ 310.541477] ? preempt_schedule+0x4d/0x60 [ 310.545636] ? ___preempt_schedule+0x16/0x18 [ 310.550054] ? bpf_test_run+0x25d/0x780 [ 310.554039] ? netlink_diag_dump+0x2a0/0x2a0 [ 310.558450] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.563990] ? bpf_test_init.isra.10+0x70/0x100 [ 310.568668] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 310.573433] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 310.578280] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 310.583824] ? fput+0x130/0x1a0 [ 310.587106] ? __bpf_prog_get+0x9b/0x290 [ 310.591176] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 310.596022] ? bpf_prog_test_run+0x130/0x1a0 [ 310.600441] ? __x64_sys_bpf+0x3d8/0x520 [ 310.604504] ? bpf_prog_get+0x20/0x20 [ 310.608332] ? do_syscall_64+0x1b9/0x820 [ 310.612403] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 310.617801] ? syscall_return_slowpath+0x5e0/0x5e0 [ 310.622744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.627590] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.632626] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 310.637649] ? prepare_exit_to_usermode+0x291/0x3b0 [ 310.642693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.647552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.652941] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 310.653034] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.659443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.659449] Call Trace: [ 310.659457] [ 310.659476] dump_stack+0x244/0x39d [ 310.659493] ? dump_stack_print_info.cold.1+0x20/0x20 [ 310.666067] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.675337] warn_alloc.cold.117+0xb7/0x1bd [ 310.677892] syz-executor2 cpuset= [ 310.680034] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 310.683639] syz2 [ 310.688834] ? lock_downgrade+0x900/0x900 [ 310.699300] mems_allowed=0 [ 310.720944] ? trace_hardirqs_off+0xb8/0x310 [ 310.725380] ? trace_hardirqs_off+0xb8/0x310 [ 310.729807] __alloc_pages_slowpath+0x2660/0x2d70 [ 310.734686] ? warn_alloc+0x120/0x120 [ 310.738503] ? warn_alloc+0x120/0x120 [ 310.742317] ? print_usage_bug+0xc0/0xc0 [ 310.746377] ? warn_alloc+0x120/0x120 [ 310.750183] ? print_usage_bug+0xc0/0xc0 [ 310.754251] ? __lock_acquire+0x62f/0x4c20 [ 310.758485] ? __lock_acquire+0x62f/0x4c20 [ 310.762733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.768269] ? should_fail+0x22d/0xd01 [ 310.772163] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.777448] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.782552] ? __lock_acquire+0x62f/0x4c20 [ 310.786796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.791903] ? __lock_acquire+0x62f/0x4c20 [ 310.796134] ? should_fail+0x22d/0xd01 [ 310.800021] ? rcu_irq_exit+0x1a2/0x390 [ 310.804009] ? mark_held_locks+0x130/0x130 [ 310.808252] ? mark_held_locks+0x130/0x130 [ 310.812495] ? mark_held_locks+0xc7/0x130 [ 310.816643] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 310.821658] ? zap_class+0x640/0x640 [ 310.825371] ? print_usage_bug+0xc0/0xc0 [ 310.829444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.834985] ? check_preemption_disabled+0x48/0x280 [ 310.840013] ? __lock_is_held+0xb5/0x140 [ 310.844082] __alloc_pages_nodemask+0xa80/0xde0 [ 310.848757] ? zap_class+0x640/0x640 [ 310.852480] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 310.857512] ? find_held_lock+0x36/0x1c0 [ 310.861588] ? ____cache_alloc_node+0x1c7/0x1e0 [ 310.866271] ? lock_downgrade+0x900/0x900 [ 310.870429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.875975] cache_grow_begin+0xa5/0x8c0 [ 310.880041] ? do_raw_spin_unlock+0xa7/0x330 [ 310.884460] fallback_alloc+0x204/0x2e0 [ 310.888442] ____cache_alloc_node+0x1c7/0x1e0 [ 310.892944] kmem_cache_alloc_node+0xe3/0x730 [ 310.897440] ? ipv6_get_ifaddr+0x42e/0x620 [ 310.901686] __alloc_skb+0x119/0x770 [ 310.905403] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 310.910683] ? netdev_alloc_frag+0x1f0/0x1f0 [ 310.915096] ? lock_downgrade+0x900/0x900 [ 310.919254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.924795] ? refcount_sub_and_test_checked+0x203/0x310 [ 310.930255] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 310.935709] ? addrconf_rs_timer+0x690/0x690 [ 310.940135] ndisc_alloc_skb+0x144/0x340 [ 310.944204] ndisc_send_rs+0x331/0x6e0 [ 310.948100] addrconf_rs_timer+0x314/0x690 [ 310.952340] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.956600] call_timer_fn+0x272/0x920 [ 310.960488] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.964743] ? process_timeout+0x40/0x40 [ 310.968816] ? mark_held_locks+0xc7/0x130 [ 310.972975] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.977473] ? _raw_spin_unlock_irq+0x27/0x80 [ 310.981974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.986210] ? lockdep_hardirqs_on+0x296/0x5b0 [ 310.990799] ? trace_hardirqs_on+0xbd/0x310 [ 310.995121] ? kasan_check_read+0x11/0x20 [ 310.999275] ? __run_timers+0x7da/0xc70 [ 311.003252] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.008359] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.012607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.016895] __run_timers+0x7e5/0xc70 [ 311.020729] ? timer_fixup_init+0x70/0x70 [ 311.024888] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 311.029908] ? zap_class+0x640/0x640 [ 311.033638] ? print_usage_bug+0xc0/0xc0 [ 311.037704] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 311.042909] ? find_held_lock+0x36/0x1c0 [ 311.046975] ? zap_class+0x640/0x640 [ 311.050697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.056235] ? check_preemption_disabled+0x48/0x280 [ 311.061261] ? __lock_is_held+0xb5/0x140 [ 311.065328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.070872] ? check_preemption_disabled+0x48/0x280 [ 311.075904] run_timer_softirq+0x52/0xb0 [ 311.079967] ? rcu_read_lock_sched_held+0x14f/0x180 [ 311.084987] __do_softirq+0x308/0xb7e [ 311.088795] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 311.093289] ? lock_downgrade+0x900/0x900 [ 311.097440] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 311.102552] ? pvclock_read_flags+0x160/0x160 [ 311.107053] ? lapic_next_event+0x5a/0x90 [ 311.111202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.116744] ? kvm_clock_read+0x18/0x30 [ 311.120720] ? kvm_sched_clock_read+0x9/0x20 [ 311.125136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.130676] ? check_preemption_disabled+0x48/0x280 [ 311.135702] irq_exit+0x17f/0x1c0 [ 311.139160] smp_apic_timer_interrupt+0x1cb/0x760 [ 311.144008] ? smp_call_function_single_interrupt+0x650/0x650 [ 311.149906] ? interrupt_entry+0xb5/0xc0 [ 311.153972] ? trace_hardirqs_off_caller+0xbb/0x310 [ 311.158990] ? trace_hardirqs_off_caller+0xbb/0x310 [ 311.164013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.168857] ? trace_hardirqs_on_caller+0x310/0x310 [ 311.173884] ? trace_hardirqs_on_caller+0x310/0x310 [ 311.178904] ? task_prio+0x50/0x50 [ 311.182452] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.187990] ? check_preemption_disabled+0x48/0x280 [ 311.193012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.197876] apic_timer_interrupt+0xf/0x20 [ 311.202109] [ 311.204350] RIP: 0010:dump_stack+0x358/0x39d [ 311.208761] 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 [ 311.227854] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 311.235570] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 311.242844] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 311.250114] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 311.257382] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 311.264654] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 311.271946] ? dump_stack+0x34f/0x39d [ 311.275761] ? dump_stack_print_info.cold.1+0x20/0x20 [ 311.280994] dump_header+0x27b/0xf72 [ 311.284720] ? mark_held_locks+0x130/0x130 [ 311.288963] ? pagefault_out_of_memory+0x197/0x197 [ 311.293902] ? __lock_acquire+0x62f/0x4c20 [ 311.298135] ? zap_class+0x640/0x640 [ 311.301851] ? percpu_ref_get_many+0x240/0x240 [ 311.306458] ? print_usage_bug+0xc0/0xc0 [ 311.310520] ? print_usage_bug+0xc0/0xc0 [ 311.314639] ? zap_class+0x640/0x640 [ 311.318385] ? print_usage_bug+0xc0/0xc0 [ 311.322479] ? print_usage_bug+0xc0/0xc0 [ 311.326552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.332098] ? find_held_lock+0x36/0x1c0 [ 311.336169] ? mark_held_locks+0xc7/0x130 [ 311.340327] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 311.345435] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 311.350543] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 311.355134] ? trace_hardirqs_on+0xbd/0x310 [ 311.359456] ? kasan_check_read+0x11/0x20 [ 311.363611] ? ___ratelimit+0x3b4/0x672 [ 311.367590] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.372717] ? trace_hardirqs_on+0x310/0x310 [ 311.377128] ? lock_downgrade+0x900/0x900 [ 311.381288] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.386392] ? ___ratelimit+0x3b9/0x672 [ 311.390370] ? idr_get_free+0xec0/0xec0 [ 311.394343] ? find_held_lock+0x36/0x1c0 [ 311.398415] oom_kill_process.cold.27+0x10/0x903 [ 311.403176] ? zap_class+0x640/0x640 [ 311.406898] ? check_preemption_disabled+0x48/0x280 [ 311.411928] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.416859] ? kasan_check_read+0x11/0x20 [ 311.421019] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.426300] ? oom_evaluate_task+0x540/0x540 [ 311.430714] ? find_held_lock+0x36/0x1c0 [ 311.434788] ? out_of_memory+0x974/0x1430 [ 311.438940] ? lock_downgrade+0x900/0x900 [ 311.443087] ? check_preemption_disabled+0x48/0x280 [ 311.448108] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.453041] ? kasan_check_read+0x11/0x20 [ 311.457193] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.462473] ? rcu_softirq_qs+0x20/0x20 [ 311.466459] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 311.472000] ? oom_evaluate_task+0x302/0x540 [ 311.476416] out_of_memory+0xa84/0x1430 [ 311.480406] ? oom_killer_disable+0x3a0/0x3a0 [ 311.484906] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 311.489842] ? __mutex_add_waiter+0x2a0/0x2a0 [ 311.494359] __alloc_pages_slowpath+0x22d4/0x2d70 [ 311.499238] ? warn_alloc+0x120/0x120 [ 311.503043] ? rcu_softirq_qs+0x20/0x20 [ 311.507049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.512603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.518146] ? should_fail+0x22d/0xd01 [ 311.522037] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.527142] ? zap_class+0x640/0x640 [ 311.530894] ? __lock_is_held+0xb5/0x140 [ 311.534970] ? mark_held_locks+0x130/0x130 [ 311.539210] ? lock_release+0xa00/0xa00 [ 311.543189] ? perf_trace_sched_process_exec+0x860/0x860 [ 311.548657] ? __might_sleep+0x95/0x190 [ 311.552642] __alloc_pages_nodemask+0xa80/0xde0 [ 311.557320] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 311.562341] ? __page_cache_alloc+0x191/0x5c0 [ 311.566843] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.571779] ? kasan_check_read+0x11/0x20 [ 311.575932] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.581216] ? zap_class+0x640/0x640 [ 311.584941] ? zap_class+0x640/0x640 [ 311.588657] ? zap_class+0x640/0x640 [ 311.592372] ? __do_page_cache_readahead+0x7ce/0x980 [ 311.597482] ? find_held_lock+0x36/0x1c0 [ 311.601553] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 311.607098] alloc_pages_current+0x173/0x350 [ 311.611523] __page_cache_alloc+0x38c/0x5c0 [ 311.615844] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.620782] ? kasan_check_read+0x11/0x20 [ 311.624935] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.630217] ? generic_perform_write+0x6a0/0x6a0 [ 311.634976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.640514] ? check_preemption_disabled+0x48/0x280 [ 311.645543] filemap_fault+0x1594/0x25f0 [ 311.649628] ? __lock_page_or_retry+0xa00/0xa00 [ 311.654309] ? mark_held_locks+0x130/0x130 [ 311.658547] ? rcu_softirq_qs+0x20/0x20 [ 311.662536] ? filemap_map_pages+0xe04/0x1990 [ 311.667041] ? lock_downgrade+0x900/0x900 [ 311.671191] ? check_preemption_disabled+0x48/0x280 [ 311.676216] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.681153] ? kasan_check_read+0x11/0x20 [ 311.685310] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 311.690243] ? rcu_softirq_qs+0x20/0x20 [ 311.694223] ? rcu_softirq_qs+0x20/0x20 [ 311.698197] ? unwind_dump+0x190/0x190 [ 311.702103] ? kernel_text_address+0x79/0xf0 [ 311.706515] ? __kernel_text_address+0xd/0x40 [ 311.711014] ? unwind_get_return_address+0x61/0xa0 [ 311.715949] ? __save_stack_trace+0x8d/0xf0 [ 311.720285] ? lock_acquire+0x1ed/0x520 [ 311.724261] ? ext4_filemap_fault+0x7a/0xad [ 311.728600] ? lock_release+0xa00/0xa00 [ 311.732576] ? perf_trace_sched_process_exec+0x860/0x860 [ 311.738035] ? print_usage_bug+0xc0/0xc0 [ 311.742114] ? print_usage_bug+0xc0/0xc0 [ 311.746175] ? __x64_sys_read+0x73/0xb0 [ 311.750153] ? print_usage_bug+0xc0/0xc0 [ 311.754233] ? down_read+0x8d/0x120 [ 311.757862] ? ext4_filemap_fault+0x7a/0xad [ 311.762198] ? __down_interruptible+0x700/0x700 [ 311.766887] ext4_filemap_fault+0x82/0xad [ 311.771040] __do_fault+0x100/0x6b0 [ 311.774672] ? trace_hardirqs_on+0xbd/0x310 [ 311.778998] ? pmd_devmap_trans_unstable+0x220/0x220 [ 311.784107] ? mark_held_locks+0x130/0x130 [ 311.788344] ? mark_held_locks+0x130/0x130 [ 311.792583] ? do_syslog+0x147b/0x1690 [ 311.796487] ? do_syslog+0x309/0x1690 [ 311.800301] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.805845] __handle_mm_fault+0x307c/0x5920 [ 311.810271] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 311.815134] ? find_held_lock+0x36/0x1c0 [ 311.819217] ? zap_class+0x640/0x640 [ 311.822933] ? zap_class+0x640/0x640 [ 311.826653] ? find_held_lock+0x36/0x1c0 [ 311.830729] ? handle_mm_fault+0x42a/0xc70 [ 311.834971] ? lock_downgrade+0x900/0x900 [ 311.839124] ? check_preemption_disabled+0x48/0x280 [ 311.844160] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 311.849095] ? kasan_check_read+0x11/0x20 [ 311.853248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 311.858529] ? rcu_softirq_qs+0x20/0x20 [ 311.862506] ? trace_hardirqs_off_caller+0x310/0x310 [ 311.867622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.873162] ? check_preemption_disabled+0x48/0x280 [ 311.878193] handle_mm_fault+0x54f/0xc70 [ 311.882263] ? __handle_mm_fault+0x5920/0x5920 [ 311.886854] ? find_vma+0x34/0x190 [ 311.890411] __do_page_fault+0x5e8/0xe60 [ 311.894476] ? trace_hardirqs_off+0xb8/0x310 [ 311.898895] ? kernel_write+0x120/0x120 [ 311.902889] do_page_fault+0xf2/0x7e0 [ 311.906693] ? vmalloc_sync_all+0x30/0x30 [ 311.910847] ? error_entry+0x70/0xd0 [ 311.914572] ? trace_hardirqs_off_caller+0xbb/0x310 [ 311.919604] ? trace_hardirqs_on_caller+0xc0/0x310 [ 311.924537] ? syscall_return_slowpath+0x5e0/0x5e0 [ 311.929466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.934310] ? trace_hardirqs_on_caller+0x310/0x310 [ 311.939324] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 311.944776] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 311.949798] ? prepare_exit_to_usermode+0x291/0x3b0 [ 311.954822] ? page_fault+0x8/0x30 [ 311.958367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.963220] ? page_fault+0x8/0x30 [ 311.966766] page_fault+0x1e/0x30 [ 311.970222] RIP: 0033:0x7fb372d071fd [ 311.973952] Code: Bad RIP value. [ 311.977313] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 311.982677] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 311.989946] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 311.997211] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 312.004476] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 312.011742] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 312.019039] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 312.019044] warn_alloc_show_mem: 1 callbacks suppressed [ 312.019051] Mem-Info: [ 312.025978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.031348] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 312.031348] active_file:12 inactive_file:13 isolated_file:0 [ 312.031348] unevictable:0 dirty:0 writeback:0 unstable:0 [ 312.031348] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 312.031348] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 312.031348] free:13647 free_pcp:167 free_cma:0 [ 312.033724] Call Trace: [ 312.043115] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 312.075954] [ 312.078521] Node 0 [ 312.106020] dump_stack+0x244/0x39d [ 312.108165] 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 [ 312.110376] ? dump_stack_print_info.cold.1+0x20/0x20 [ 312.113976] lowmem_reserve[]: [ 312.139485] warn_alloc.cold.117+0xb7/0x1bd [ 312.144639] 0 [ 312.147743] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 312.152039] 2818 [ 312.153844] ? lock_downgrade+0x900/0x900 [ 312.158662] 6321 [ 312.160727] ? trace_hardirqs_off+0xb8/0x310 [ 312.164846] 6321 [ 312.166910] ? trace_hardirqs_off+0xb8/0x310 [ 312.173395] __alloc_pages_slowpath+0x2660/0x2d70 [ 312.177765] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 312.182637] ? warn_alloc+0x120/0x120 [ 312.182656] ? warn_alloc+0x120/0x120 [ 312.210306] lowmem_reserve[]: [ 312.214107] ? print_usage_bug+0xc0/0xc0 [ 312.217887] 0 [ 312.220986] ? warn_alloc+0x120/0x120 [ 312.225020] 0 [ 312.226820] ? print_usage_bug+0xc0/0xc0 [ 312.230608] 3503 [ 312.232407] ? __lock_acquire+0x62f/0x4c20 [ 312.236445] 3503 [ 312.238505] ? __lock_acquire+0x62f/0x4c20 [ 312.244782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.248989] Node 0 [ 312.254518] ? should_fail+0x22d/0xd01 [ 312.254554] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 312.256794] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.260669] lowmem_reserve[]: [ 312.288940] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.294191] 0 0 [ 312.297299] ? __lock_acquire+0x62f/0x4c20 [ 312.302380] 0 [ 312.304355] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.308564] 0 [ 312.310377] ? __lock_acquire+0x62f/0x4c20 [ 312.317266] ? should_fail+0x22d/0xd01 [ 312.321483] Node 0 [ 312.325402] ? rcu_irq_exit+0x1a2/0x390 [ 312.325411] DMA: [ 312.327739] ? mark_held_locks+0x130/0x130 [ 312.331685] 1*4kB [ 312.333747] ? mark_held_locks+0x130/0x130 [ 312.337956] (U) [ 312.340100] ? mark_held_locks+0xc7/0x130 [ 312.344406] 0*8kB 0*16kB [ 312.346392] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 312.350514] 1*32kB [ 312.353280] ? zap_class+0x640/0x640 [ 312.358270] (U) [ 312.360501] ? print_usage_bug+0xc0/0xc0 [ 312.364193] 2*64kB [ 312.366170] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.370202] (U) [ 312.372435] ? check_preemption_disabled+0x48/0x280 [ 312.377945] 1*128kB (U) [ 312.379931] ? __lock_is_held+0xb5/0x140 [ 312.384931] 1*256kB (U) [ 312.387645] __alloc_pages_nodemask+0xa80/0xde0 [ 312.391696] 0*512kB [ 312.394358] ? zap_class+0x640/0x640 [ 312.398995] 1*1024kB (U) [ 312.401324] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 312.405013] 1*2048kB [ 312.407773] ? find_held_lock+0x36/0x1c0 [ 312.412757] (M) [ 312.415174] ? ____cache_alloc_node+0x1c7/0x1e0 [ 312.419201] 3*4096kB [ 312.421174] ? lock_downgrade+0x900/0x900 [ 312.425818] (M) [ 312.428229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.432347] = 15908kB [ 312.434327] cache_grow_begin+0xa5/0x8c0 [ 312.439835] Node 0 [ 312.442243] ? do_raw_spin_unlock+0xa7/0x330 [ 312.446277] DMA32: [ 312.448515] fallback_alloc+0x204/0x2e0 [ 312.452896] 4*4kB [ 312.455137] ____cache_alloc_node+0x1c7/0x1e0 [ 312.459101] (M) 0*8kB [ 312.461267] kmem_cache_alloc_node+0xe3/0x730 [ 312.465752] 3*16kB [ 312.468270] ? ipv6_get_ifaddr+0x42e/0x620 [ 312.472735] (UM) 2*32kB [ 312.474988] __alloc_skb+0x119/0x770 [ 312.479190] (UM) [ 312.481862] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 312.485550] 4*64kB [ 312.487617] ? netdev_alloc_frag+0x1f0/0x1f0 [ 312.492887] (UM) [ 312.495119] ? lock_downgrade+0x900/0x900 [ 312.499500] 5*128kB [ 312.501565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.505687] (UM) [ 312.508013] ? refcount_sub_and_test_checked+0x203/0x310 [ 312.513521] 3*256kB [ 312.515611] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 312.521054] (M) [ 312.523378] ? addrconf_rs_timer+0x690/0x690 [ 312.528796] 3*512kB [ 312.530772] ndisc_alloc_skb+0x144/0x340 [ 312.535152] (M) [ 312.537491] ndisc_send_rs+0x331/0x6e0 [ 312.541519] 3*1024kB (UM) [ 312.543499] addrconf_rs_timer+0x314/0x690 [ 312.547365] 1*2048kB [ 312.550213] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.554420] (M) [ 312.556837] call_timer_fn+0x272/0x920 [ 312.561037] 4*4096kB [ 312.563011] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.566881] (M) [ 312.569291] ? process_timeout+0x40/0x40 [ 312.573515] = 24832kB [ 312.575488] ? __run_timers+0x7da/0xc70 [ 312.579535] Node 0 [ 312.581960] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.585907] Normal: [ 312.588142] ? _raw_spin_unlock_irq+0x27/0x80 [ 312.592623] 792*4kB [ 312.594941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.599409] (MEH) [ 312.601729] ? lockdep_hardirqs_on+0x296/0x5b0 [ 312.605938] 463*8kB [ 312.608088] ? trace_hardirqs_on+0xbd/0x310 [ 312.612645] (UME) [ 312.614971] ? kasan_check_read+0x11/0x20 [ 312.619263] 172*16kB [ 312.621420] ? __run_timers+0x7da/0xc70 [ 312.625537] (UMEH) [ 312.627962] ? trace_hardirqs_off_caller+0x310/0x310 [ 312.631914] 71*32kB [ 312.634146] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.639222] (UME) [ 312.641543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 312.645757] 13*64kB [ 312.647913] __run_timers+0x7e5/0xc70 [ 312.652112] (UMH) 1*128kB [ 312.654448] ? timer_fixup_init+0x70/0x70 [ 312.658217] (U) [ 312.661064] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 312.665185] 0*256kB [ 312.667158] ? zap_class+0x640/0x640 [ 312.672143] 0*512kB 1*1024kB [ 312.674472] ? enqueue_hrtimer+0x1a5/0x560 [ 312.678162] (U) [ 312.681262] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 312.685476] 0*2048kB [ 312.687452] ? find_held_lock+0x36/0x1c0 [ 312.692618] 0*4096kB [ 312.695026] ? zap_class+0x640/0x640 [ 312.699059] = 13880kB [ 312.699074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 312.701478] ? pvclock_read_flags+0x160/0x160 [ 312.705168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 312.707574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.716386] 163 total pagecache pages [ 312.720887] ? check_preemption_disabled+0x48/0x280 [ 312.729445] 0 pages in swap cache [ 312.734976] ? __lock_is_held+0xb5/0x140 [ 312.738745] Swap cache stats: add 0, delete 0, find 0/0 [ 312.743757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.747185] Free swap = 0kB [ 312.751246] ? check_preemption_disabled+0x48/0x280 [ 312.756585] Total swap = 0kB [ 312.762129] run_timer_softirq+0x52/0xb0 [ 312.765121] 1965979 pages RAM [ 312.770135] ? rcu_read_lock_sched_held+0x14f/0x180 [ 312.773121] 0 pages HighMem/MovableOnly [ 312.773130] 342867 pages reserved [ 312.777186] __do_softirq+0x308/0xb7e [ 312.780267] 0 pages cma reserved [ 312.785311] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 312.789337] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 312.792712] ? lock_downgrade+0x900/0x900 [ 312.792731] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 312.796628] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.799880] ? pvclock_read_flags+0x160/0x160 [ 312.804358] rsyslogd cpuset= [ 312.810859] ? lapic_next_event+0x5a/0x90 [ 312.814981] / [ 312.820086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.830119] mems_allowed=0 [ 312.834627] ? kvm_clock_read+0x18/0x30 [ 312.855887] ? kvm_sched_clock_read+0x9/0x20 [ 312.860303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.865849] ? check_preemption_disabled+0x48/0x280 [ 312.870880] irq_exit+0x17f/0x1c0 [ 312.874340] smp_apic_timer_interrupt+0x1cb/0x760 [ 312.879188] ? smp_reschedule_interrupt+0x109/0x650 [ 312.884213] ? smp_call_function_single_interrupt+0x650/0x650 [ 312.890102] ? interrupt_entry+0xb5/0xc0 [ 312.894169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.899187] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.904211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.909059] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.914091] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.919113] ? task_prio+0x50/0x50 [ 312.922662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.928206] ? check_preemption_disabled+0x48/0x280 [ 312.933234] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.938092] apic_timer_interrupt+0xf/0x20 [ 312.942323] [ 312.944570] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 312.949532] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 312.968449] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 312.976162] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 312.983435] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 312.990703] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 312.997972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 313.005247] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 313.012565] skb_clone+0x1bb/0x500 [ 313.016127] ? finish_task_switch+0x2f4/0x910 [ 313.020635] ? skb_split+0x11e0/0x11e0 [ 313.024532] ? preempt_notifier_register+0x200/0x200 [ 313.029639] ? __switch_to_asm+0x34/0x70 [ 313.033709] ? __switch_to_asm+0x34/0x70 [ 313.037775] ? __switch_to_asm+0x40/0x70 [ 313.041836] ? __switch_to_asm+0x34/0x70 [ 313.045900] ? __switch_to_asm+0x40/0x70 [ 313.049965] ? __switch_to_asm+0x34/0x70 [ 313.054029] ? __switch_to_asm+0x40/0x70 [ 313.058090] ? __switch_to_asm+0x34/0x70 [ 313.062158] ? __switch_to_asm+0x34/0x70 [ 313.066238] ? __switch_to_asm+0x40/0x70 [ 313.070311] ? __switch_to_asm+0x34/0x70 [ 313.074392] bpf_clone_redirect+0xb9/0x490 [ 313.078633] ? __schedule+0x8d7/0x21d0 [ 313.082547] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 313.087571] ? __sched_text_start+0x8/0x8 [ 313.091736] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.096506] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 313.101092] ? retint_kernel+0x2d/0x2d [ 313.104989] ? find_held_lock+0x36/0x1c0 [ 313.109061] ? lock_acquire+0x1ed/0x520 [ 313.113038] ? bpf_test_run+0x3cb/0x780 [ 313.117022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.122566] ? check_preemption_disabled+0x48/0x280 [ 313.127611] ? kasan_check_read+0x11/0x20 [ 313.131770] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.137058] ? rcu_softirq_qs+0x20/0x20 [ 313.141040] ? preempt_schedule+0x4d/0x60 [ 313.145193] ? ___preempt_schedule+0x16/0x18 [ 313.149648] ? bpf_test_run+0x25d/0x780 [ 313.153655] ? netlink_diag_dump+0x2a0/0x2a0 [ 313.158073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.163624] ? bpf_test_init.isra.10+0x70/0x100 [ 313.168302] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 313.173073] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 313.177935] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 313.183492] ? fput+0x130/0x1a0 [ 313.186781] ? __bpf_prog_get+0x9b/0x290 [ 313.190861] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 313.195728] ? bpf_prog_test_run+0x130/0x1a0 [ 313.200154] ? __x64_sys_bpf+0x3d8/0x520 [ 313.204223] ? bpf_prog_get+0x20/0x20 [ 313.208048] ? do_syscall_64+0x1b9/0x820 [ 313.212115] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 313.217671] ? syscall_return_slowpath+0x5e0/0x5e0 [ 313.222616] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.227487] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.232521] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 313.237601] ? prepare_exit_to_usermode+0x291/0x3b0 [ 313.242635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.247491] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.252886] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 313.252968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.259404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.259409] Call Trace: [ 313.259417] [ 313.259435] dump_stack+0x244/0x39d [ 313.259453] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.266029] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.275294] warn_alloc.cold.117+0xb7/0x1bd [ 313.277852] syz-executor2 cpuset= [ 313.280001] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.283608] syz2 [ 313.288797] ? lock_downgrade+0x900/0x900 [ 313.299261] mems_allowed=0 [ 313.303576] ? trace_hardirqs_off+0xb8/0x310 [ 313.325247] ? trace_hardirqs_off+0xb8/0x310 [ 313.329672] __alloc_pages_slowpath+0x2660/0x2d70 [ 313.334550] ? warn_alloc+0x120/0x120 [ 313.338356] ? warn_alloc+0x120/0x120 [ 313.342164] ? print_usage_bug+0xc0/0xc0 [ 313.346234] ? warn_alloc+0x120/0x120 [ 313.350038] ? print_usage_bug+0xc0/0xc0 [ 313.354106] ? __lock_acquire+0x62f/0x4c20 [ 313.358341] ? __lock_acquire+0x62f/0x4c20 [ 313.362583] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.368133] ? should_fail+0x22d/0xd01 [ 313.372024] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.377305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.382413] ? __lock_acquire+0x62f/0x4c20 [ 313.386651] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.391760] ? __lock_acquire+0x62f/0x4c20 [ 313.395993] ? should_fail+0x22d/0xd01 [ 313.399892] ? rcu_irq_exit+0x1a2/0x390 [ 313.403886] ? mark_held_locks+0x130/0x130 [ 313.408129] ? mark_held_locks+0x130/0x130 [ 313.412373] ? mark_held_locks+0xc7/0x130 [ 313.416527] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 313.421547] ? zap_class+0x640/0x640 [ 313.425263] ? print_usage_bug+0xc0/0xc0 [ 313.429332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.434880] ? check_preemption_disabled+0x48/0x280 [ 313.439916] ? __lock_is_held+0xb5/0x140 [ 313.443995] __alloc_pages_nodemask+0xa80/0xde0 [ 313.448673] ? zap_class+0x640/0x640 [ 313.452393] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 313.457443] ? find_held_lock+0x36/0x1c0 [ 313.461536] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.466211] ? lock_downgrade+0x900/0x900 [ 313.470371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.475919] cache_grow_begin+0xa5/0x8c0 [ 313.479985] ? do_raw_spin_unlock+0xa7/0x330 [ 313.484402] fallback_alloc+0x204/0x2e0 [ 313.488387] ____cache_alloc_node+0x1c7/0x1e0 [ 313.492899] kmem_cache_alloc_node+0xe3/0x730 [ 313.497401] ? ipv6_get_ifaddr+0x42e/0x620 [ 313.501649] __alloc_skb+0x119/0x770 [ 313.505372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 313.510657] ? netdev_alloc_frag+0x1f0/0x1f0 [ 313.515066] ? lock_downgrade+0x900/0x900 [ 313.519225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.524771] ? refcount_sub_and_test_checked+0x203/0x310 [ 313.530227] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 313.535680] ? addrconf_rs_timer+0x690/0x690 [ 313.540104] ndisc_alloc_skb+0x144/0x340 [ 313.544171] ndisc_send_rs+0x331/0x6e0 [ 313.548065] addrconf_rs_timer+0x314/0x690 [ 313.552311] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.556562] call_timer_fn+0x272/0x920 [ 313.560464] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.564704] ? process_timeout+0x40/0x40 [ 313.568776] ? mark_held_locks+0xc7/0x130 [ 313.572933] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.577433] ? _raw_spin_unlock_irq+0x27/0x80 [ 313.581936] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.586178] ? lockdep_hardirqs_on+0x296/0x5b0 [ 313.590769] ? trace_hardirqs_on+0xbd/0x310 [ 313.595095] ? kasan_check_read+0x11/0x20 [ 313.599251] ? __run_timers+0x7da/0xc70 [ 313.603232] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.608345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.612609] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.616856] __run_timers+0x7e5/0xc70 [ 313.620675] ? timer_fixup_init+0x70/0x70 [ 313.624847] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 313.629877] ? zap_class+0x640/0x640 [ 313.633606] ? print_usage_bug+0xc0/0xc0 [ 313.637673] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 313.642881] ? find_held_lock+0x36/0x1c0 [ 313.646949] ? zap_class+0x640/0x640 [ 313.650671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.656213] ? check_preemption_disabled+0x48/0x280 [ 313.661243] ? __lock_is_held+0xb5/0x140 [ 313.665309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.670847] ? check_preemption_disabled+0x48/0x280 [ 313.675878] run_timer_softirq+0x52/0xb0 [ 313.679942] ? rcu_read_lock_sched_held+0x14f/0x180 [ 313.684972] __do_softirq+0x308/0xb7e [ 313.688778] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 313.693274] ? lock_downgrade+0x900/0x900 [ 313.697445] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 313.702557] ? pvclock_read_flags+0x160/0x160 [ 313.707062] ? lapic_next_event+0x5a/0x90 [ 313.711220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.716771] ? kvm_clock_read+0x18/0x30 [ 313.720750] ? kvm_sched_clock_read+0x9/0x20 [ 313.725170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.730710] ? check_preemption_disabled+0x48/0x280 [ 313.735745] irq_exit+0x17f/0x1c0 [ 313.739203] smp_apic_timer_interrupt+0x1cb/0x760 [ 313.744054] ? smp_call_function_single_interrupt+0x650/0x650 [ 313.749944] ? interrupt_entry+0xb5/0xc0 [ 313.754010] ? trace_hardirqs_off_caller+0xbb/0x310 [ 313.759028] ? trace_hardirqs_off_caller+0xbb/0x310 [ 313.764050] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.768905] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.773926] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.778951] ? task_prio+0x50/0x50 [ 313.782509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.788052] ? check_preemption_disabled+0x48/0x280 [ 313.793081] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.797941] apic_timer_interrupt+0xf/0x20 [ 313.802172] [ 313.804418] RIP: 0010:dump_stack+0x358/0x39d [ 313.808860] 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 [ 313.827790] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 313.835518] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 313.842793] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 313.850071] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 313.857343] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 313.864618] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 313.871915] ? dump_stack+0x34f/0x39d [ 313.875733] ? dump_stack_print_info.cold.1+0x20/0x20 [ 313.880936] dump_header+0x27b/0xf72 [ 313.884664] ? mark_held_locks+0x130/0x130 [ 313.888907] ? pagefault_out_of_memory+0x197/0x197 [ 313.893852] ? __lock_acquire+0x62f/0x4c20 [ 313.898095] ? zap_class+0x640/0x640 [ 313.901815] ? percpu_ref_get_many+0x240/0x240 [ 313.906399] ? print_usage_bug+0xc0/0xc0 [ 313.910461] ? print_usage_bug+0xc0/0xc0 [ 313.914530] ? zap_class+0x640/0x640 [ 313.918250] ? print_usage_bug+0xc0/0xc0 [ 313.922317] ? print_usage_bug+0xc0/0xc0 [ 313.926391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.931934] ? find_held_lock+0x36/0x1c0 [ 313.936011] ? mark_held_locks+0xc7/0x130 [ 313.940173] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 313.945279] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 313.950384] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 313.954974] ? trace_hardirqs_on+0xbd/0x310 [ 313.959305] ? kasan_check_read+0x11/0x20 [ 313.963457] ? ___ratelimit+0x3b4/0x672 [ 313.967434] ? trace_hardirqs_off_caller+0x310/0x310 [ 313.972541] ? trace_hardirqs_on+0x310/0x310 [ 313.976958] ? lock_downgrade+0x900/0x900 [ 313.981147] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 313.986252] ? ___ratelimit+0x3b9/0x672 [ 313.990232] ? idr_get_free+0xec0/0xec0 [ 313.994211] ? find_held_lock+0x36/0x1c0 [ 313.998284] oom_kill_process.cold.27+0x10/0x903 [ 314.003048] ? zap_class+0x640/0x640 [ 314.006764] ? check_preemption_disabled+0x48/0x280 [ 314.011791] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.016731] ? kasan_check_read+0x11/0x20 [ 314.020890] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.026175] ? oom_evaluate_task+0x540/0x540 [ 314.030591] ? find_held_lock+0x36/0x1c0 [ 314.034680] ? out_of_memory+0x974/0x1430 [ 314.038839] ? lock_downgrade+0x900/0x900 [ 314.042999] ? check_preemption_disabled+0x48/0x280 [ 314.048031] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.052965] ? kasan_check_read+0x11/0x20 [ 314.057124] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.062408] ? rcu_softirq_qs+0x20/0x20 [ 314.066407] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 314.071981] ? oom_evaluate_task+0x302/0x540 [ 314.076397] out_of_memory+0xa84/0x1430 [ 314.080385] ? oom_killer_disable+0x3a0/0x3a0 [ 314.084888] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 314.089824] ? __mutex_add_waiter+0x2a0/0x2a0 [ 314.094337] __alloc_pages_slowpath+0x22d4/0x2d70 [ 314.099214] ? warn_alloc+0x120/0x120 [ 314.103053] ? rcu_softirq_qs+0x20/0x20 [ 314.107072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.112624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.118165] ? should_fail+0x22d/0xd01 [ 314.122063] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.127176] ? zap_class+0x640/0x640 [ 314.130949] ? __lock_is_held+0xb5/0x140 [ 314.135032] ? mark_held_locks+0x130/0x130 [ 314.139271] ? lock_release+0xa00/0xa00 [ 314.143249] ? perf_trace_sched_process_exec+0x860/0x860 [ 314.148719] ? __might_sleep+0x95/0x190 [ 314.152719] __alloc_pages_nodemask+0xa80/0xde0 [ 314.157423] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 314.162462] ? __page_cache_alloc+0x191/0x5c0 [ 314.166975] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.171927] ? kasan_check_read+0x11/0x20 [ 314.176088] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.181375] ? zap_class+0x640/0x640 [ 314.185104] ? zap_class+0x640/0x640 [ 314.188823] ? zap_class+0x640/0x640 [ 314.192602] ? __do_page_cache_readahead+0x7ce/0x980 [ 314.197723] ? find_held_lock+0x36/0x1c0 [ 314.201798] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 314.207349] alloc_pages_current+0x173/0x350 [ 314.211773] __page_cache_alloc+0x38c/0x5c0 [ 314.216101] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.221045] ? kasan_check_read+0x11/0x20 [ 314.225195] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.230480] ? generic_perform_write+0x6a0/0x6a0 [ 314.235247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.240799] ? check_preemption_disabled+0x48/0x280 [ 314.245830] filemap_fault+0x1594/0x25f0 [ 314.249915] ? __lock_page_or_retry+0xa00/0xa00 [ 314.254602] ? mark_held_locks+0x130/0x130 [ 314.258845] ? rcu_softirq_qs+0x20/0x20 [ 314.262837] ? filemap_map_pages+0xe04/0x1990 [ 314.267363] ? lock_downgrade+0x900/0x900 [ 314.271517] ? check_preemption_disabled+0x48/0x280 [ 314.276552] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.281516] ? kasan_check_read+0x11/0x20 [ 314.285688] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 314.290642] ? rcu_softirq_qs+0x20/0x20 [ 314.294631] ? rcu_softirq_qs+0x20/0x20 [ 314.298613] ? unwind_dump+0x190/0x190 [ 314.302521] ? kernel_text_address+0x79/0xf0 [ 314.306934] ? __kernel_text_address+0xd/0x40 [ 314.311434] ? unwind_get_return_address+0x61/0xa0 [ 314.316373] ? __save_stack_trace+0x8d/0xf0 [ 314.320712] ? lock_acquire+0x1ed/0x520 [ 314.324688] ? ext4_filemap_fault+0x7a/0xad [ 314.329020] ? lock_release+0xa00/0xa00 [ 314.332993] ? perf_trace_sched_process_exec+0x860/0x860 [ 314.338443] ? print_usage_bug+0xc0/0xc0 [ 314.342511] ? print_usage_bug+0xc0/0xc0 [ 314.346764] ? __x64_sys_read+0x73/0xb0 [ 314.350746] ? print_usage_bug+0xc0/0xc0 [ 314.354824] ? down_read+0x8d/0x120 [ 314.358454] ? ext4_filemap_fault+0x7a/0xad [ 314.362777] ? __down_interruptible+0x700/0x700 [ 314.367469] ext4_filemap_fault+0x82/0xad [ 314.371634] __do_fault+0x100/0x6b0 [ 314.375265] ? trace_hardirqs_on+0xbd/0x310 [ 314.379604] ? pmd_devmap_trans_unstable+0x220/0x220 [ 314.384721] ? mark_held_locks+0x130/0x130 [ 314.388963] ? mark_held_locks+0x130/0x130 [ 314.393204] ? do_syslog+0x147b/0x1690 [ 314.397100] ? do_syslog+0x309/0x1690 [ 314.400908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.406458] __handle_mm_fault+0x307c/0x5920 [ 314.410885] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 314.415738] ? find_held_lock+0x36/0x1c0 [ 314.419828] ? zap_class+0x640/0x640 [ 314.423541] ? zap_class+0x640/0x640 [ 314.427264] ? find_held_lock+0x36/0x1c0 [ 314.431339] ? handle_mm_fault+0x42a/0xc70 [ 314.435576] ? lock_downgrade+0x900/0x900 [ 314.439738] ? check_preemption_disabled+0x48/0x280 [ 314.444765] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 314.449711] ? kasan_check_read+0x11/0x20 [ 314.453884] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.459170] ? rcu_softirq_qs+0x20/0x20 [ 314.463147] ? trace_hardirqs_off_caller+0x310/0x310 [ 314.468254] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.473793] ? check_preemption_disabled+0x48/0x280 [ 314.478833] handle_mm_fault+0x54f/0xc70 [ 314.482909] ? __handle_mm_fault+0x5920/0x5920 [ 314.487502] ? find_vma+0x34/0x190 [ 314.491053] __do_page_fault+0x5e8/0xe60 [ 314.495118] ? trace_hardirqs_off+0xb8/0x310 [ 314.499529] ? kernel_write+0x120/0x120 [ 314.503513] do_page_fault+0xf2/0x7e0 [ 314.507315] ? vmalloc_sync_all+0x30/0x30 [ 314.511469] ? error_entry+0x70/0xd0 [ 314.515186] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.520204] ? trace_hardirqs_on_caller+0xc0/0x310 [ 314.525141] ? syscall_return_slowpath+0x5e0/0x5e0 [ 314.530072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.534922] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.539936] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 314.545394] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 314.550418] ? prepare_exit_to_usermode+0x291/0x3b0 [ 314.555440] ? page_fault+0x8/0x30 [ 314.558984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.563836] ? page_fault+0x8/0x30 [ 314.567388] page_fault+0x1e/0x30 [ 314.570847] RIP: 0033:0x7fb372d071fd [ 314.574577] Code: Bad RIP value. [ 314.577948] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 314.583311] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 314.590580] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 314.597855] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 314.605127] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 314.612395] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 314.619698] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 314.619704] warn_alloc_show_mem: 1 callbacks suppressed [ 314.619711] Mem-Info: [ 314.626641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.632012] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 314.632012] active_file:12 inactive_file:13 isolated_file:0 [ 314.632012] unevictable:0 dirty:0 writeback:0 unstable:0 [ 314.632012] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 314.632012] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 314.632012] free:13647 free_pcp:167 free_cma:0 [ 314.634385] Call Trace: [ 314.643777] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 314.676623] [ 314.679196] Node 0 [ 314.706701] dump_stack+0x244/0x39d [ 314.708846] 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 [ 314.711053] ? dump_stack_print_info.cold.1+0x20/0x20 [ 314.714656] lowmem_reserve[]: [ 314.740161] warn_alloc.cold.117+0xb7/0x1bd [ 314.745331] 0 [ 314.748431] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 314.752744] 2818 [ 314.754542] ? lock_downgrade+0x900/0x900 [ 314.759377] 6321 [ 314.761439] ? trace_hardirqs_off+0xb8/0x310 [ 314.765557] 6321 [ 314.767627] ? trace_hardirqs_off+0xb8/0x310 [ 314.774070] __alloc_pages_slowpath+0x2660/0x2d70 [ 314.778450] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 314.783313] ? warn_alloc+0x120/0x120 [ 314.783331] ? warn_alloc+0x120/0x120 [ 314.811011] lowmem_reserve[]: [ 314.814810] ? print_usage_bug+0xc0/0xc0 [ 314.818584] 0 [ 314.821690] ? warn_alloc+0x120/0x120 [ 314.825723] 0 [ 314.827519] ? print_usage_bug+0xc0/0xc0 [ 314.831296] 3503 [ 314.833110] ? __lock_acquire+0x62f/0x4c20 [ 314.837149] 3503 [ 314.839206] ? __lock_acquire+0x62f/0x4c20 [ 314.845472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.849677] Node 0 [ 314.855201] ? should_fail+0x22d/0xd01 [ 314.855261] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 314.855268] lowmem_reserve[]: [ 314.857520] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 314.861375] 0 0 [ 314.889657] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.892737] 0 [ 314.898003] ? __lock_acquire+0x62f/0x4c20 [ 314.899958] 0 [ 314.905053] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.911074] ? __lock_acquire+0x62f/0x4c20 [ 314.912875] Node 0 [ 314.917978] ? should_fail+0x22d/0xd01 [ 314.922193] DMA: [ 314.924471] ? rcu_irq_exit+0x1a2/0x390 [ 314.928337] 1*4kB [ 314.930400] ? mark_held_locks+0x130/0x130 [ 314.934350] (U) [ 314.936499] ? mark_held_locks+0x130/0x130 [ 314.940715] 0*8kB [ 314.942717] ? mark_held_locks+0xc7/0x130 [ 314.946956] 0*16kB [ 314.949099] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 314.953225] 1*32kB [ 314.955458] ? zap_class+0x640/0x640 [ 314.960462] (U) [ 314.962718] ? print_usage_bug+0xc0/0xc0 [ 314.966408] 2*64kB [ 314.968386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.972432] (U) [ 314.974662] ? check_preemption_disabled+0x48/0x280 [ 314.980172] 1*128kB [ 314.982147] ? __lock_is_held+0xb5/0x140 [ 314.987135] (U) [ 314.989466] __alloc_pages_nodemask+0xa80/0xde0 [ 314.993512] 1*256kB [ 314.995491] ? zap_class+0x640/0x640 [ 315.000135] (U) [ 315.002454] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 315.006142] 0*512kB [ 315.008120] ? find_held_lock+0x36/0x1c0 [ 315.013105] 1*1024kB [ 315.015433] ? ____cache_alloc_node+0x1c7/0x1e0 [ 315.019463] (U) [ 315.021869] ? lock_downgrade+0x900/0x900 [ 315.026520] 1*2048kB [ 315.028492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.032614] (M) [ 315.035026] cache_grow_begin+0xa5/0x8c0 [ 315.040540] 3*4096kB [ 315.042539] ? do_raw_spin_unlock+0xa7/0x330 [ 315.046575] (M) [ 315.048989] fallback_alloc+0x204/0x2e0 [ 315.053369] = 15908kB [ 315.055372] ____cache_alloc_node+0x1c7/0x1e0 [ 315.059314] Node 0 [ 315.061721] kmem_cache_alloc_node+0xe3/0x730 [ 315.066198] DMA32: [ 315.068431] ? ipv6_get_ifaddr+0x42e/0x620 [ 315.072905] 4*4kB [ 315.075142] __alloc_skb+0x119/0x770 [ 315.079349] (M) [ 315.081515] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.085215] 0*8kB [ 315.087186] ? netdev_alloc_frag+0x1f0/0x1f0 [ 315.092439] 3*16kB [ 315.094583] ? lock_downgrade+0x900/0x900 [ 315.098974] (UM) [ 315.101206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.105325] 2*32kB [ 315.107388] ? refcount_sub_and_test_checked+0x203/0x310 [ 315.112898] (UM) [ 315.115130] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 315.120555] 4*64kB [ 315.122618] ? addrconf_rs_timer+0x690/0x690 [ 315.128047] (UM) [ 315.130290] ndisc_alloc_skb+0x144/0x340 [ 315.134670] 5*128kB [ 315.136729] ndisc_send_rs+0x331/0x6e0 [ 315.140768] (UM) [ 315.143085] addrconf_rs_timer+0x314/0x690 [ 315.146966] 3*256kB [ 315.149021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.153230] (M) [ 315.155573] call_timer_fn+0x272/0x920 [ 315.159778] 3*512kB [ 315.161745] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.165620] (M) [ 315.167943] ? process_timeout+0x40/0x40 [ 315.172151] 3*1024kB [ 315.174126] ? __run_timers+0x7da/0xc70 [ 315.178155] (UM) [ 315.180564] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.184527] 1*2048kB [ 315.186588] ? _raw_spin_unlock_irq+0x27/0x80 [ 315.191070] (M) [ 315.193476] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.197950] 4*4096kB [ 315.199918] ? lockdep_hardirqs_on+0x296/0x5b0 [ 315.204130] (M) [ 315.206534] ? trace_hardirqs_on+0xbd/0x310 [ 315.211088] = 24832kB [ 315.213267] ? kasan_check_read+0x11/0x20 [ 315.217567] Node 0 [ 315.219980] ? __run_timers+0x7da/0xc70 [ 315.224107] Normal: [ 315.226342] ? trace_hardirqs_off_caller+0x310/0x310 [ 315.230292] 792*4kB [ 315.232618] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.237697] (MEH) [ 315.240013] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 315.244221] 463*8kB [ 315.246374] __run_timers+0x7e5/0xc70 [ 315.250577] (UME) [ 315.252914] ? timer_fixup_init+0x70/0x70 [ 315.256687] 172*16kB [ 315.258833] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 315.262955] (UMEH) [ 315.265358] ? zap_class+0x640/0x640 [ 315.270364] 71*32kB [ 315.272604] ? enqueue_hrtimer+0x1a5/0x560 [ 315.276298] (UME) [ 315.278624] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 315.282838] 13*64kB [ 315.284988] ? find_held_lock+0x36/0x1c0 [ 315.290148] (UMH) [ 315.292468] ? zap_class+0x640/0x640 [ 315.296506] 1*128kB [ 315.298652] ? pvclock_read_flags+0x160/0x160 [ 315.302339] (U) [ 315.304682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.309163] 0*256kB [ 315.311134] ? check_preemption_disabled+0x48/0x280 [ 315.316646] 0*512kB [ 315.318973] ? __lock_is_held+0xb5/0x140 [ 315.323963] 1*1024kB [ 315.326284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.330321] (U) [ 315.332725] ? check_preemption_disabled+0x48/0x280 [ 315.338241] 0*2048kB [ 315.340212] run_timer_softirq+0x52/0xb0 [ 315.345205] 0*4096kB [ 315.347621] ? rcu_read_lock_sched_held+0x14f/0x180 [ 315.351656] = 13880kB [ 315.354058] __do_softirq+0x308/0xb7e [ 315.359058] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 315.361460] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 315.365246] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 315.374068] ? lock_downgrade+0x900/0x900 [ 315.378540] 163 total pagecache pages [ 315.387106] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 315.391242] 0 pages in swap cache [ 315.395033] ? pvclock_read_flags+0x160/0x160 [ 315.400112] Swap cache stats: add 0, delete 0, find 0/0 [ 315.403562] ? lapic_next_event+0x5a/0x90 [ 315.408033] Free swap = 0kB [ 315.413393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.417516] Total swap = 0kB [ 315.420529] ? kvm_clock_read+0x18/0x30 [ 315.426043] 1965979 pages RAM [ 315.429055] ? kvm_sched_clock_read+0x9/0x20 [ 315.433011] 0 pages HighMem/MovableOnly [ 315.436109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.440491] 342867 pages reserved [ 315.444455] ? check_preemption_disabled+0x48/0x280 [ 315.449965] 0 pages cma reserved [ 315.453414] irq_exit+0x17f/0x1c0 [ 315.458535] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 315.461790] smp_apic_timer_interrupt+0x1cb/0x760 [ 315.465314] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 315.471722] ? smp_reschedule_interrupt+0x109/0x650 [ 315.476542] rsyslogd cpuset= [ 315.486627] ? smp_call_function_single_interrupt+0x650/0x650 [ 315.491624] / [ 315.494638] ? interrupt_entry+0xb5/0xc0 [ 315.500501] mems_allowed=0 [ 315.502218] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.514173] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.519192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.524036] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.529057] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.534081] ? task_prio+0x50/0x50 [ 315.537629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.543167] ? check_preemption_disabled+0x48/0x280 [ 315.548193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.553052] apic_timer_interrupt+0xf/0x20 [ 315.557287] [ 315.559543] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 315.564477] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 315.583429] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 315.591150] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 315.598415] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 315.605683] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 315.612948] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 315.620214] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 315.627519] skb_clone+0x1bb/0x500 [ 315.631065] ? finish_task_switch+0x2f4/0x910 [ 315.635565] ? skb_split+0x11e0/0x11e0 [ 315.639485] ? preempt_notifier_register+0x200/0x200 [ 315.644587] ? __switch_to_asm+0x34/0x70 [ 315.648660] ? __switch_to_asm+0x34/0x70 [ 315.652732] ? __switch_to_asm+0x40/0x70 [ 315.656806] ? __switch_to_asm+0x34/0x70 [ 315.660869] ? __switch_to_asm+0x40/0x70 [ 315.664933] ? __switch_to_asm+0x34/0x70 [ 315.668992] ? __switch_to_asm+0x40/0x70 [ 315.673053] ? __switch_to_asm+0x34/0x70 [ 315.677120] ? __switch_to_asm+0x34/0x70 [ 315.681181] ? __switch_to_asm+0x40/0x70 [ 315.685241] ? __switch_to_asm+0x34/0x70 [ 315.689315] bpf_clone_redirect+0xb9/0x490 [ 315.693549] ? __schedule+0x8d7/0x21d0 [ 315.697445] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 315.702476] ? __sched_text_start+0x8/0x8 [ 315.706637] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.711401] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 315.715989] ? retint_kernel+0x2d/0x2d [ 315.719886] ? find_held_lock+0x36/0x1c0 [ 315.723962] ? lock_acquire+0x1ed/0x520 [ 315.727978] ? bpf_test_run+0x3cb/0x780 [ 315.731958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.737498] ? check_preemption_disabled+0x48/0x280 [ 315.742571] ? kasan_check_read+0x11/0x20 [ 315.746751] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.752035] ? rcu_softirq_qs+0x20/0x20 [ 315.756016] ? preempt_schedule+0x4d/0x60 [ 315.760165] ? ___preempt_schedule+0x16/0x18 [ 315.764617] ? bpf_test_run+0x25d/0x780 [ 315.768611] ? netlink_diag_dump+0x2a0/0x2a0 [ 315.773029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.778570] ? bpf_test_init.isra.10+0x70/0x100 [ 315.783251] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 315.788017] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 315.792863] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 315.798420] ? fput+0x130/0x1a0 [ 315.801740] ? __bpf_prog_get+0x9b/0x290 [ 315.805809] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 315.810651] ? bpf_prog_test_run+0x130/0x1a0 [ 315.815071] ? __x64_sys_bpf+0x3d8/0x520 [ 315.819138] ? bpf_prog_get+0x20/0x20 [ 315.823004] ? do_syscall_64+0x1b9/0x820 [ 315.827097] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 315.832469] ? syscall_return_slowpath+0x5e0/0x5e0 [ 315.837400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.842259] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.847290] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 315.852310] ? prepare_exit_to_usermode+0x291/0x3b0 [ 315.857336] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.862209] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.867604] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 315.867689] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 315.874099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.874108] Call Trace: [ 315.880697] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 315.889946] [ 315.892519] syz-executor2 cpuset= [ 315.902997] dump_stack+0x244/0x39d [ 315.905120] syz2 [ 315.908572] ? dump_stack_print_info.cold.1+0x20/0x20 [ 315.912179] mems_allowed=0 [ 315.914156] warn_alloc.cold.117+0xb7/0x1bd [ 315.926545] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.931402] ? lock_downgrade+0x900/0x900 [ 315.935557] ? trace_hardirqs_off+0xb8/0x310 [ 315.939977] ? trace_hardirqs_off+0xb8/0x310 [ 315.944397] __alloc_pages_slowpath+0x2660/0x2d70 [ 315.949286] ? warn_alloc+0x120/0x120 [ 315.953113] ? warn_alloc+0x120/0x120 [ 315.956921] ? print_usage_bug+0xc0/0xc0 [ 315.960985] ? warn_alloc+0x120/0x120 [ 315.964788] ? print_usage_bug+0xc0/0xc0 [ 315.968851] ? __lock_acquire+0x62f/0x4c20 [ 315.973090] ? __lock_acquire+0x62f/0x4c20 [ 315.977330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.982867] ? should_fail+0x22d/0xd01 [ 315.986768] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 315.992052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.997155] ? __lock_acquire+0x62f/0x4c20 [ 316.001401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.006519] ? __lock_acquire+0x62f/0x4c20 [ 316.010764] ? should_fail+0x22d/0xd01 [ 316.014652] ? rcu_irq_exit+0x1a2/0x390 [ 316.018855] ? mark_held_locks+0x130/0x130 [ 316.023102] ? mark_held_locks+0x130/0x130 [ 316.027347] ? mark_held_locks+0xc7/0x130 [ 316.031496] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 316.036513] ? zap_class+0x640/0x640 [ 316.040227] ? print_usage_bug+0xc0/0xc0 [ 316.044294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.049832] ? check_preemption_disabled+0x48/0x280 [ 316.054860] ? __lock_is_held+0xb5/0x140 [ 316.058939] __alloc_pages_nodemask+0xa80/0xde0 [ 316.063621] ? zap_class+0x640/0x640 [ 316.067345] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 316.072373] ? find_held_lock+0x36/0x1c0 [ 316.076478] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.081152] ? lock_downgrade+0x900/0x900 [ 316.085314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.090861] cache_grow_begin+0xa5/0x8c0 [ 316.094934] ? do_raw_spin_unlock+0xa7/0x330 [ 316.099356] fallback_alloc+0x204/0x2e0 [ 316.103338] ____cache_alloc_node+0x1c7/0x1e0 [ 316.107844] kmem_cache_alloc_node+0xe3/0x730 [ 316.112346] ? ipv6_get_ifaddr+0x42e/0x620 [ 316.116592] __alloc_skb+0x119/0x770 [ 316.120319] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.125608] ? netdev_alloc_frag+0x1f0/0x1f0 [ 316.130022] ? lock_downgrade+0x900/0x900 [ 316.134185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.139726] ? refcount_sub_and_test_checked+0x203/0x310 [ 316.145182] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 316.150634] ? addrconf_rs_timer+0x690/0x690 [ 316.155058] ndisc_alloc_skb+0x144/0x340 [ 316.159128] ndisc_send_rs+0x331/0x6e0 [ 316.163025] addrconf_rs_timer+0x314/0x690 [ 316.167265] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.171516] call_timer_fn+0x272/0x920 [ 316.175401] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.179643] ? process_timeout+0x40/0x40 [ 316.183718] ? mark_held_locks+0xc7/0x130 [ 316.187879] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.192375] ? _raw_spin_unlock_irq+0x27/0x80 [ 316.196873] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.201126] ? lockdep_hardirqs_on+0x296/0x5b0 [ 316.205715] ? trace_hardirqs_on+0xbd/0x310 [ 316.210037] ? kasan_check_read+0x11/0x20 [ 316.214299] ? __run_timers+0x7da/0xc70 [ 316.218277] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.223385] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.227633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.231876] __run_timers+0x7e5/0xc70 [ 316.235692] ? timer_fixup_init+0x70/0x70 [ 316.239843] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 316.244873] ? zap_class+0x640/0x640 [ 316.248593] ? print_usage_bug+0xc0/0xc0 [ 316.252671] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 316.257873] ? find_held_lock+0x36/0x1c0 [ 316.261944] ? zap_class+0x640/0x640 [ 316.265665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.271207] ? check_preemption_disabled+0x48/0x280 [ 316.276236] ? __lock_is_held+0xb5/0x140 [ 316.280299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.285844] ? check_preemption_disabled+0x48/0x280 [ 316.290882] run_timer_softirq+0x52/0xb0 [ 316.294948] ? rcu_read_lock_sched_held+0x14f/0x180 [ 316.299968] __do_softirq+0x308/0xb7e [ 316.303775] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 316.308274] ? lock_downgrade+0x900/0x900 [ 316.312430] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 316.317546] ? pvclock_read_flags+0x160/0x160 [ 316.322044] ? lapic_next_event+0x5a/0x90 [ 316.326195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.331744] ? kvm_clock_read+0x18/0x30 [ 316.335809] ? kvm_sched_clock_read+0x9/0x20 [ 316.340223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.345919] ? check_preemption_disabled+0x48/0x280 [ 316.350946] irq_exit+0x17f/0x1c0 [ 316.354405] smp_apic_timer_interrupt+0x1cb/0x760 [ 316.359249] ? smp_call_function_single_interrupt+0x650/0x650 [ 316.365142] ? interrupt_entry+0xb5/0xc0 [ 316.369209] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.374227] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.379245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.384091] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.389127] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.394145] ? task_prio+0x50/0x50 [ 316.397689] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.403227] ? check_preemption_disabled+0x48/0x280 [ 316.408251] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.413109] apic_timer_interrupt+0xf/0x20 [ 316.417355] [ 316.419616] RIP: 0010:dump_stack+0x358/0x39d [ 316.424060] 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 [ 316.443167] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 316.450889] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 316.458160] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 316.465428] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 316.472693] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 316.479978] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 316.487263] ? dump_stack+0x34f/0x39d [ 316.491077] ? dump_stack_print_info.cold.1+0x20/0x20 [ 316.496280] dump_header+0x27b/0xf72 [ 316.500010] ? mark_held_locks+0x130/0x130 [ 316.504251] ? pagefault_out_of_memory+0x197/0x197 [ 316.509186] ? __lock_acquire+0x62f/0x4c20 [ 316.513416] ? zap_class+0x640/0x640 [ 316.517136] ? percpu_ref_get_many+0x240/0x240 [ 316.521726] ? print_usage_bug+0xc0/0xc0 [ 316.525794] ? print_usage_bug+0xc0/0xc0 [ 316.529860] ? zap_class+0x640/0x640 [ 316.533593] ? print_usage_bug+0xc0/0xc0 [ 316.537682] ? print_usage_bug+0xc0/0xc0 [ 316.541753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.547308] ? find_held_lock+0x36/0x1c0 [ 316.551382] ? mark_held_locks+0xc7/0x130 [ 316.555535] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.560657] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 316.565766] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 316.570358] ? trace_hardirqs_on+0xbd/0x310 [ 316.574685] ? kasan_check_read+0x11/0x20 [ 316.578838] ? ___ratelimit+0x3b4/0x672 [ 316.582822] ? trace_hardirqs_off_caller+0x310/0x310 [ 316.587925] ? trace_hardirqs_on+0x310/0x310 [ 316.592353] ? lock_downgrade+0x900/0x900 [ 316.596510] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.601627] ? ___ratelimit+0x3b9/0x672 [ 316.605614] ? idr_get_free+0xec0/0xec0 [ 316.609588] ? find_held_lock+0x36/0x1c0 [ 316.613672] oom_kill_process.cold.27+0x10/0x903 [ 316.618431] ? zap_class+0x640/0x640 [ 316.622149] ? check_preemption_disabled+0x48/0x280 [ 316.627178] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.632109] ? kasan_check_read+0x11/0x20 [ 316.636261] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.641542] ? oom_evaluate_task+0x540/0x540 [ 316.646391] ? find_held_lock+0x36/0x1c0 [ 316.650467] ? out_of_memory+0x974/0x1430 [ 316.654623] ? lock_downgrade+0x900/0x900 [ 316.658773] ? check_preemption_disabled+0x48/0x280 [ 316.663801] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.668733] ? kasan_check_read+0x11/0x20 [ 316.672888] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.678171] ? rcu_softirq_qs+0x20/0x20 [ 316.682155] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 316.687694] ? oom_evaluate_task+0x302/0x540 [ 316.692108] out_of_memory+0xa84/0x1430 [ 316.696092] ? oom_killer_disable+0x3a0/0x3a0 [ 316.700590] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 316.705533] ? __mutex_add_waiter+0x2a0/0x2a0 [ 316.710040] __alloc_pages_slowpath+0x22d4/0x2d70 [ 316.714917] ? warn_alloc+0x120/0x120 [ 316.718720] ? rcu_softirq_qs+0x20/0x20 [ 316.722720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.728265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.733800] ? should_fail+0x22d/0xd01 [ 316.737697] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.742803] ? zap_class+0x640/0x640 [ 316.746591] ? __lock_is_held+0xb5/0x140 [ 316.750685] ? mark_held_locks+0x130/0x130 [ 316.754927] ? lock_release+0xa00/0xa00 [ 316.758904] ? perf_trace_sched_process_exec+0x860/0x860 [ 316.764369] ? __might_sleep+0x95/0x190 [ 316.768349] __alloc_pages_nodemask+0xa80/0xde0 [ 316.773028] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 316.778046] ? __page_cache_alloc+0x191/0x5c0 [ 316.782545] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.787475] ? kasan_check_read+0x11/0x20 [ 316.791632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.796912] ? zap_class+0x640/0x640 [ 316.800644] ? zap_class+0x640/0x640 [ 316.804355] ? zap_class+0x640/0x640 [ 316.808074] ? __do_page_cache_readahead+0x7ce/0x980 [ 316.813182] ? find_held_lock+0x36/0x1c0 [ 316.817254] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 316.822799] alloc_pages_current+0x173/0x350 [ 316.827221] __page_cache_alloc+0x38c/0x5c0 [ 316.831547] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.836482] ? kasan_check_read+0x11/0x20 [ 316.840640] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 316.845926] ? generic_perform_write+0x6a0/0x6a0 [ 316.850692] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.856238] ? check_preemption_disabled+0x48/0x280 [ 316.861267] filemap_fault+0x1594/0x25f0 [ 316.865343] ? __lock_page_or_retry+0xa00/0xa00 [ 316.870018] ? mark_held_locks+0x130/0x130 [ 316.874260] ? rcu_softirq_qs+0x20/0x20 [ 316.878247] ? filemap_map_pages+0xe04/0x1990 [ 316.882753] ? lock_downgrade+0x900/0x900 [ 316.886902] ? check_preemption_disabled+0x48/0x280 [ 316.891929] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 316.896863] ? kasan_check_read+0x11/0x20 [ 316.901018] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 316.905957] ? rcu_softirq_qs+0x20/0x20 [ 316.909934] ? rcu_softirq_qs+0x20/0x20 [ 316.913911] ? unwind_dump+0x190/0x190 [ 316.917813] ? kernel_text_address+0x79/0xf0 [ 316.922228] ? __kernel_text_address+0xd/0x40 [ 316.926723] ? unwind_get_return_address+0x61/0xa0 [ 316.931664] ? __save_stack_trace+0x8d/0xf0 [ 316.936008] ? lock_acquire+0x1ed/0x520 [ 316.939985] ? ext4_filemap_fault+0x7a/0xad [ 316.944322] ? lock_release+0xa00/0xa00 [ 316.948298] ? perf_trace_sched_process_exec+0x860/0x860 [ 316.953747] ? print_usage_bug+0xc0/0xc0 [ 316.957812] ? print_usage_bug+0xc0/0xc0 [ 316.961879] ? __x64_sys_read+0x73/0xb0 [ 316.965855] ? print_usage_bug+0xc0/0xc0 [ 316.969936] ? down_read+0x8d/0x120 [ 316.973562] ? ext4_filemap_fault+0x7a/0xad [ 316.977903] ? __down_interruptible+0x700/0x700 [ 316.982585] ext4_filemap_fault+0x82/0xad [ 316.986750] __do_fault+0x100/0x6b0 [ 316.990382] ? trace_hardirqs_on+0xbd/0x310 [ 316.994714] ? pmd_devmap_trans_unstable+0x220/0x220 [ 316.999832] ? mark_held_locks+0x130/0x130 [ 317.004073] ? mark_held_locks+0x130/0x130 [ 317.008318] ? do_syslog+0x147b/0x1690 [ 317.012235] ? do_syslog+0x309/0x1690 [ 317.016041] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.021589] __handle_mm_fault+0x307c/0x5920 [ 317.026018] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 317.030867] ? find_held_lock+0x36/0x1c0 [ 317.034954] ? zap_class+0x640/0x640 [ 317.038670] ? zap_class+0x640/0x640 [ 317.042395] ? find_held_lock+0x36/0x1c0 [ 317.046467] ? handle_mm_fault+0x42a/0xc70 [ 317.050706] ? lock_downgrade+0x900/0x900 [ 317.054862] ? check_preemption_disabled+0x48/0x280 [ 317.059900] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 317.064837] ? kasan_check_read+0x11/0x20 [ 317.068994] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.074274] ? rcu_softirq_qs+0x20/0x20 [ 317.078248] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.083356] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.088900] ? check_preemption_disabled+0x48/0x280 [ 317.093925] handle_mm_fault+0x54f/0xc70 [ 317.097995] ? __handle_mm_fault+0x5920/0x5920 [ 317.102588] ? find_vma+0x34/0x190 [ 317.106148] __do_page_fault+0x5e8/0xe60 [ 317.110226] ? trace_hardirqs_off+0xb8/0x310 [ 317.114648] ? kernel_write+0x120/0x120 [ 317.118644] do_page_fault+0xf2/0x7e0 [ 317.122475] ? vmalloc_sync_all+0x30/0x30 [ 317.126670] ? error_entry+0x70/0xd0 [ 317.130388] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.135404] ? trace_hardirqs_on_caller+0xc0/0x310 [ 317.140333] ? syscall_return_slowpath+0x5e0/0x5e0 [ 317.145267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.150118] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.155139] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 317.160603] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 317.165631] ? prepare_exit_to_usermode+0x291/0x3b0 [ 317.170657] ? page_fault+0x8/0x30 [ 317.174203] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.179053] ? page_fault+0x8/0x30 [ 317.182618] page_fault+0x1e/0x30 [ 317.186076] RIP: 0033:0x7fb372d071fd [ 317.189808] Code: Bad RIP value. [ 317.193173] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 317.198540] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 317.205808] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 317.213262] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 317.220534] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 317.227800] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 317.235102] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 317.235108] warn_alloc_show_mem: 1 callbacks suppressed [ 317.235115] Mem-Info: [ 317.242041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.247414] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 317.247414] active_file:12 inactive_file:13 isolated_file:0 [ 317.247414] unevictable:0 dirty:0 writeback:0 unstable:0 [ 317.247414] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 317.247414] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 317.247414] free:13647 free_pcp:167 free_cma:0 [ 317.249786] Call Trace: [ 317.259178] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.292024] [ 317.294594] Node 0 [ 317.322102] dump_stack+0x244/0x39d [ 317.324262] 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 [ 317.326476] ? dump_stack_print_info.cold.1+0x20/0x20 [ 317.330080] lowmem_reserve[]: [ 317.356129] warn_alloc.cold.117+0xb7/0x1bd [ 317.361288] 0 [ 317.364394] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 317.368689] 2818 [ 317.370503] ? lock_downgrade+0x900/0x900 [ 317.375316] 6321 [ 317.377386] ? trace_hardirqs_off+0xb8/0x310 [ 317.381498] 6321 [ 317.383558] ? trace_hardirqs_off+0xb8/0x310 [ 317.390006] __alloc_pages_slowpath+0x2660/0x2d70 [ 317.394387] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 317.399254] ? warn_alloc+0x120/0x120 [ 317.399272] ? warn_alloc+0x120/0x120 [ 317.426920] lowmem_reserve[]: 0 [ 317.430733] ? print_usage_bug+0xc0/0xc0 [ 317.434507] 0 [ 317.437781] ? warn_alloc+0x120/0x120 [ 317.441820] 3503 [ 317.443626] ? print_usage_bug+0xc0/0xc0 [ 317.447494] 3503 [ 317.449552] ? __lock_acquire+0x62f/0x4c20 [ 317.455653] ? __lock_acquire+0x62f/0x4c20 [ 317.459862] Node 0 [ 317.464089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.464121] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 317.464128] lowmem_reserve[]: [ 317.466361] ? should_fail+0x22d/0xd01 [ 317.471875] 0 [ 317.500155] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.503232] 0 [ 317.507115] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.508899] 0 [ 317.514172] ? __lock_acquire+0x62f/0x4c20 [ 317.515953] 0 [ 317.521050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.527058] ? __lock_acquire+0x62f/0x4c20 [ 317.528840] Node 0 [ 317.533932] ? should_fail+0x22d/0xd01 [ 317.538142] DMA: [ 317.540379] ? rcu_irq_exit+0x1a2/0x390 [ 317.544236] 1*4kB [ 317.546301] ? mark_held_locks+0x130/0x130 [ 317.550248] (U) [ 317.552400] ? mark_held_locks+0x130/0x130 [ 317.556617] 0*8kB [ 317.558591] ? mark_held_locks+0xc7/0x130 [ 317.562810] 0*16kB [ 317.564957] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 317.569079] 1*32kB [ 317.571312] ? zap_class+0x640/0x640 [ 317.576320] (U) [ 317.578581] ? print_usage_bug+0xc0/0xc0 [ 317.582295] 2*64kB [ 317.584282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.588359] (U) [ 317.590608] ? check_preemption_disabled+0x48/0x280 [ 317.596116] 1*128kB [ 317.598094] ? __lock_is_held+0xb5/0x140 [ 317.603083] (U) [ 317.605408] __alloc_pages_nodemask+0xa80/0xde0 [ 317.609442] 1*256kB [ 317.611410] ? zap_class+0x640/0x640 [ 317.616051] (U) [ 317.618376] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 317.622062] 0*512kB [ 317.624037] ? find_held_lock+0x36/0x1c0 [ 317.629025] 1*1024kB [ 317.631350] ? ____cache_alloc_node+0x1c7/0x1e0 [ 317.635399] (U) [ 317.637815] ? lock_downgrade+0x900/0x900 [ 317.642461] 1*2048kB [ 317.644436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.648558] (M) [ 317.650968] cache_grow_begin+0xa5/0x8c0 [ 317.656481] 3*4096kB [ 317.658451] ? do_raw_spin_unlock+0xa7/0x330 [ 317.662493] (M) [ 317.664903] fallback_alloc+0x204/0x2e0 [ 317.669282] = 15908kB [ 317.671253] ____cache_alloc_node+0x1c7/0x1e0 [ 317.675201] Node 0 [ 317.677617] kmem_cache_alloc_node+0xe3/0x730 [ 317.682085] DMA32: [ 317.684316] ? ipv6_get_ifaddr+0x42e/0x620 [ 317.688784] 4*4kB [ 317.691019] __alloc_skb+0x119/0x770 [ 317.695222] (M) [ 317.697374] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 317.701057] 0*8kB [ 317.703027] ? netdev_alloc_frag+0x1f0/0x1f0 [ 317.708282] 3*16kB [ 317.710427] ? lock_downgrade+0x900/0x900 [ 317.714810] (UM) [ 317.717045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.721166] 2*32kB [ 317.723230] ? refcount_sub_and_test_checked+0x203/0x310 [ 317.728742] (UM) [ 317.730977] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 317.736399] 4*64kB [ 317.738460] ? addrconf_rs_timer+0x690/0x690 [ 317.743888] (UM) [ 317.746135] ndisc_alloc_skb+0x144/0x340 [ 317.750511] 5*128kB [ 317.752571] ndisc_send_rs+0x331/0x6e0 [ 317.756616] (UM) [ 317.758941] addrconf_rs_timer+0x314/0x690 [ 317.762803] 3*256kB [ 317.764859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.769071] (M) [ 317.771406] call_timer_fn+0x272/0x920 [ 317.775614] 3*512kB [ 317.777583] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.781456] (M) [ 317.783778] ? process_timeout+0x40/0x40 [ 317.787987] 3*1024kB [ 317.789967] ? __run_timers+0x7da/0xc70 [ 317.794012] (UM) [ 317.796420] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.800369] 1*2048kB [ 317.802432] ? _raw_spin_unlock_irq+0x27/0x80 [ 317.806923] (M) [ 317.809330] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.813799] 4*4096kB (M) [ 317.815785] ? lockdep_hardirqs_on+0x296/0x5b0 [ 317.819991] = 24832kB [ 317.822750] ? trace_hardirqs_on+0xbd/0x310 [ 317.827305] Node 0 [ 317.829717] ? kasan_check_read+0x11/0x20 [ 317.834006] Normal: [ 317.836240] ? __run_timers+0x7da/0xc70 [ 317.840359] 792*4kB [ 317.842685] ? trace_hardirqs_off_caller+0x310/0x310 [ 317.846636] (MEH) [ 317.848960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.854038] 463*8kB [ 317.856183] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.860391] (UME) [ 317.862711] __run_timers+0x7e5/0xc70 [ 317.866935] 172*16kB [ 317.869086] ? timer_fixup_init+0x70/0x70 [ 317.872854] (UMEH) [ 317.875259] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 317.879384] 71*32kB [ 317.881623] ? zap_class+0x640/0x640 [ 317.886619] (UME) [ 317.888942] ? enqueue_hrtimer+0x1a5/0x560 [ 317.892638] 13*64kB [ 317.894780] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 317.898990] (UMH) [ 317.901311] ? find_held_lock+0x36/0x1c0 [ 317.906476] 1*128kB [ 317.908627] ? zap_class+0x640/0x640 [ 317.912665] (U) [ 317.914988] ? pvclock_read_flags+0x160/0x160 [ 317.918673] 0*256kB [ 317.920644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.925111] 0*512kB [ 317.927429] ? check_preemption_disabled+0x48/0x280 [ 317.932940] 1*1024kB [ 317.935263] ? __lock_is_held+0xb5/0x140 [ 317.940253] (U) [ 317.942661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.946692] 0*2048kB 0*4096kB [ 317.948673] ? check_preemption_disabled+0x48/0x280 [ 317.954179] = 13880kB [ 317.954193] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 317.957384] run_timer_softirq+0x52/0xb0 [ 317.962372] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 317.964780] ? rcu_read_lock_sched_held+0x14f/0x180 [ 317.973591] 163 total pagecache pages [ 317.977655] __do_softirq+0x308/0xb7e [ 317.986214] 0 pages in swap cache [ 317.991216] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 317.994994] Swap cache stats: add 0, delete 0, find 0/0 [ 317.998788] ? lock_downgrade+0x900/0x900 [ 318.002217] Free swap = 0kB [ 318.006708] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.012052] Total swap = 0kB [ 318.016197] ? pvclock_read_flags+0x160/0x160 [ 318.019186] 1965979 pages RAM [ 318.024283] ? lapic_next_event+0x5a/0x90 [ 318.027274] 0 pages HighMem/MovableOnly [ 318.031763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.034840] 342867 pages reserved [ 318.038981] ? kvm_clock_read+0x18/0x30 [ 318.042932] 0 pages cma reserved [ 318.048486] ? kvm_sched_clock_read+0x9/0x20 [ 318.051990] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 318.055883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.055899] ? check_preemption_disabled+0x48/0x280 [ 318.055922] irq_exit+0x17f/0x1c0 [ 318.059334] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 318.063667] smp_apic_timer_interrupt+0x1cb/0x760 [ 318.070135] rsyslogd cpuset= [ 318.075664] ? smp_reschedule_interrupt+0x109/0x650 [ 318.080657] / [ 318.084104] ? smp_call_function_single_interrupt+0x650/0x650 [ 318.094133] mems_allowed=0 [ 318.098968] ? interrupt_entry+0xb5/0xc0 [ 318.121527] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.126549] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.131573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.136427] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.141445] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.146461] ? task_prio+0x50/0x50 [ 318.150007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.155545] ? check_preemption_disabled+0x48/0x280 [ 318.160572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.165441] apic_timer_interrupt+0xf/0x20 [ 318.169673] [ 318.171921] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 318.176852] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 318.195752] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 318.203466] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 318.210737] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 318.218006] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 318.225272] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 318.232544] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 318.239857] skb_clone+0x1bb/0x500 [ 318.243410] ? finish_task_switch+0x2f4/0x910 [ 318.247909] ? skb_split+0x11e0/0x11e0 [ 318.251805] ? preempt_notifier_register+0x200/0x200 [ 318.256917] ? __switch_to_asm+0x34/0x70 [ 318.260979] ? __switch_to_asm+0x34/0x70 [ 318.265038] ? __switch_to_asm+0x40/0x70 [ 318.269100] ? __switch_to_asm+0x34/0x70 [ 318.273164] ? __switch_to_asm+0x40/0x70 [ 318.277227] ? __switch_to_asm+0x34/0x70 [ 318.281286] ? __switch_to_asm+0x40/0x70 [ 318.285345] ? __switch_to_asm+0x34/0x70 [ 318.289416] ? __switch_to_asm+0x34/0x70 [ 318.293480] ? __switch_to_asm+0x40/0x70 [ 318.297539] ? __switch_to_asm+0x34/0x70 [ 318.301619] bpf_clone_redirect+0xb9/0x490 [ 318.305858] ? __schedule+0x8d7/0x21d0 [ 318.309756] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 318.314778] ? __sched_text_start+0x8/0x8 [ 318.318929] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.323691] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 318.328276] ? retint_kernel+0x2d/0x2d [ 318.332172] ? find_held_lock+0x36/0x1c0 [ 318.336246] ? lock_acquire+0x1ed/0x520 [ 318.340220] ? bpf_test_run+0x3cb/0x780 [ 318.344708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.350249] ? check_preemption_disabled+0x48/0x280 [ 318.355281] ? kasan_check_read+0x11/0x20 [ 318.359441] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.364725] ? rcu_softirq_qs+0x20/0x20 [ 318.368715] ? preempt_schedule+0x4d/0x60 [ 318.372902] ? ___preempt_schedule+0x16/0x18 [ 318.377321] ? bpf_test_run+0x25d/0x780 [ 318.381310] ? netlink_diag_dump+0x2a0/0x2a0 [ 318.385726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.391263] ? bpf_test_init.isra.10+0x70/0x100 [ 318.395940] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 318.400709] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 318.405555] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 318.411099] ? fput+0x130/0x1a0 [ 318.414390] ? __bpf_prog_get+0x9b/0x290 [ 318.418783] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 318.423631] ? bpf_prog_test_run+0x130/0x1a0 [ 318.428044] ? __x64_sys_bpf+0x3d8/0x520 [ 318.432109] ? bpf_prog_get+0x20/0x20 [ 318.435934] ? do_syscall_64+0x1b9/0x820 [ 318.439999] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 318.445368] ? syscall_return_slowpath+0x5e0/0x5e0 [ 318.450312] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.455160] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.460179] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 318.465199] ? prepare_exit_to_usermode+0x291/0x3b0 [ 318.470221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.475077] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.480464] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 318.480547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 318.486960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.486966] Call Trace: [ 318.486974] [ 318.486993] dump_stack+0x244/0x39d [ 318.487011] ? dump_stack_print_info.cold.1+0x20/0x20 [ 318.493555] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 318.502856] warn_alloc.cold.117+0xb7/0x1bd [ 318.505413] syz-executor2 cpuset= [ 318.507560] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 318.511164] syz2 [ 318.516350] ? lock_downgrade+0x900/0x900 [ 318.526811] mems_allowed=0 [ 318.531136] ? trace_hardirqs_off+0xb8/0x310 [ 318.552800] ? trace_hardirqs_off+0xb8/0x310 [ 318.557226] __alloc_pages_slowpath+0x2660/0x2d70 [ 318.562099] ? warn_alloc+0x120/0x120 [ 318.565915] ? warn_alloc+0x120/0x120 [ 318.569725] ? print_usage_bug+0xc0/0xc0 [ 318.573789] ? warn_alloc+0x120/0x120 [ 318.577591] ? print_usage_bug+0xc0/0xc0 [ 318.581665] ? __lock_acquire+0x62f/0x4c20 [ 318.585907] ? __lock_acquire+0x62f/0x4c20 [ 318.590147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.595689] ? should_fail+0x22d/0xd01 [ 318.599584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.604701] ? __lock_acquire+0x62f/0x4c20 [ 318.608948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.614051] ? __lock_acquire+0x62f/0x4c20 [ 318.618285] ? should_fail+0x22d/0xd01 [ 318.622178] ? find_held_lock+0x36/0x1c0 [ 318.626249] ? mark_held_locks+0x130/0x130 [ 318.630488] ? mark_held_locks+0x130/0x130 [ 318.634726] ? zap_class+0x640/0x640 [ 318.638442] ? zap_class+0x640/0x640 [ 318.642159] ? print_usage_bug+0xc0/0xc0 [ 318.646222] ? do_raw_spin_unlock+0xa7/0x330 [ 318.650636] ? zap_class+0x640/0x640 [ 318.654352] ? print_usage_bug+0xc0/0xc0 [ 318.658419] ? wq_watchdog_touch+0x9c/0xfe [ 318.662661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.668202] ? check_preemption_disabled+0x48/0x280 [ 318.673228] ? __lock_is_held+0xb5/0x140 [ 318.677301] __alloc_pages_nodemask+0xa80/0xde0 [ 318.681969] ? zap_class+0x640/0x640 [ 318.685691] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 318.690724] ? find_held_lock+0x36/0x1c0 [ 318.694802] ? ____cache_alloc_node+0x1c7/0x1e0 [ 318.699476] ? lock_downgrade+0x900/0x900 [ 318.703643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.709186] cache_grow_begin+0xa5/0x8c0 [ 318.713247] ? do_raw_spin_unlock+0xa7/0x330 [ 318.717668] fallback_alloc+0x204/0x2e0 [ 318.721657] ____cache_alloc_node+0x1c7/0x1e0 [ 318.726159] kmem_cache_alloc_node+0xe3/0x730 [ 318.730657] ? ipv6_get_ifaddr+0x42e/0x620 [ 318.734912] __alloc_skb+0x119/0x770 [ 318.738638] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 318.743951] ? netdev_alloc_frag+0x1f0/0x1f0 [ 318.748367] ? lock_downgrade+0x900/0x900 [ 318.752528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.758071] ? refcount_sub_and_test_checked+0x203/0x310 [ 318.763529] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 318.768988] ? addrconf_rs_timer+0x690/0x690 [ 318.773413] ndisc_alloc_skb+0x144/0x340 [ 318.777484] ndisc_send_rs+0x331/0x6e0 [ 318.781380] addrconf_rs_timer+0x314/0x690 [ 318.785628] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.789893] call_timer_fn+0x272/0x920 [ 318.793782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.798027] ? process_timeout+0x40/0x40 [ 318.802100] ? mark_held_locks+0xc7/0x130 [ 318.806259] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.810763] ? _raw_spin_unlock_irq+0x27/0x80 [ 318.815264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.819503] ? lockdep_hardirqs_on+0x296/0x5b0 [ 318.824090] ? trace_hardirqs_on+0xbd/0x310 [ 318.828417] ? kasan_check_read+0x11/0x20 [ 318.832575] ? __run_timers+0x7da/0xc70 [ 318.836562] ? trace_hardirqs_off_caller+0x310/0x310 [ 318.841677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.845922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 318.850161] __run_timers+0x7e5/0xc70 [ 318.853983] ? timer_fixup_init+0x70/0x70 [ 318.858140] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 318.863166] ? zap_class+0x640/0x640 [ 318.866918] ? print_usage_bug+0xc0/0xc0 [ 318.870986] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 318.876188] ? find_held_lock+0x36/0x1c0 [ 318.880261] ? zap_class+0x640/0x640 [ 318.883985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.889527] ? check_preemption_disabled+0x48/0x280 [ 318.894563] ? __lock_is_held+0xb5/0x140 [ 318.898644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.904187] ? check_preemption_disabled+0x48/0x280 [ 318.909213] run_timer_softirq+0x52/0xb0 [ 318.913276] ? rcu_read_lock_sched_held+0x14f/0x180 [ 318.918306] __do_softirq+0x308/0xb7e [ 318.922128] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 318.926643] ? lock_downgrade+0x900/0x900 [ 318.930800] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 318.935920] ? pvclock_read_flags+0x160/0x160 [ 318.940424] ? lapic_next_event+0x5a/0x90 [ 318.944582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.950136] ? kvm_clock_read+0x18/0x30 [ 318.954114] ? kvm_sched_clock_read+0x9/0x20 [ 318.958528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.964071] ? check_preemption_disabled+0x48/0x280 [ 318.969114] irq_exit+0x17f/0x1c0 [ 318.972579] smp_apic_timer_interrupt+0x1cb/0x760 [ 318.977442] ? smp_call_function_single_interrupt+0x650/0x650 [ 318.983335] ? interrupt_entry+0xb5/0xc0 [ 318.987404] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.992429] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.997456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.002305] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.007322] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.012343] ? task_prio+0x50/0x50 [ 319.015892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.021435] ? check_preemption_disabled+0x48/0x280 [ 319.026466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.031328] apic_timer_interrupt+0xf/0x20 [ 319.035562] [ 319.037808] RIP: 0010:dump_stack+0x358/0x39d [ 319.042225] 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 [ 319.061140] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 319.068863] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 319.076144] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 319.083416] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 319.090691] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 319.097964] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 319.105265] ? dump_stack+0x34f/0x39d [ 319.109084] ? dump_stack_print_info.cold.1+0x20/0x20 [ 319.114293] dump_header+0x27b/0xf72 [ 319.118039] ? mark_held_locks+0x130/0x130 [ 319.122277] ? pagefault_out_of_memory+0x197/0x197 [ 319.127218] ? __lock_acquire+0x62f/0x4c20 [ 319.131457] ? zap_class+0x640/0x640 [ 319.135180] ? percpu_ref_get_many+0x240/0x240 [ 319.139768] ? print_usage_bug+0xc0/0xc0 [ 319.143837] ? print_usage_bug+0xc0/0xc0 [ 319.147915] ? zap_class+0x640/0x640 [ 319.151641] ? print_usage_bug+0xc0/0xc0 [ 319.155707] ? print_usage_bug+0xc0/0xc0 [ 319.159785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.165327] ? find_held_lock+0x36/0x1c0 [ 319.169398] ? mark_held_locks+0xc7/0x130 [ 319.173557] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 319.178665] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 319.183775] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 319.188363] ? trace_hardirqs_on+0xbd/0x310 [ 319.192688] ? kasan_check_read+0x11/0x20 [ 319.196840] ? ___ratelimit+0x3b4/0x672 [ 319.200824] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.205934] ? trace_hardirqs_on+0x310/0x310 [ 319.210350] ? lock_downgrade+0x900/0x900 [ 319.214759] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 319.219866] ? ___ratelimit+0x3b9/0x672 [ 319.223850] ? idr_get_free+0xec0/0xec0 [ 319.227828] ? find_held_lock+0x36/0x1c0 [ 319.231906] oom_kill_process.cold.27+0x10/0x903 [ 319.236667] ? zap_class+0x640/0x640 [ 319.240381] ? check_preemption_disabled+0x48/0x280 [ 319.245410] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.250344] ? kasan_check_read+0x11/0x20 [ 319.254496] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.259776] ? oom_evaluate_task+0x540/0x540 [ 319.264186] ? find_held_lock+0x36/0x1c0 [ 319.268255] ? out_of_memory+0x974/0x1430 [ 319.272408] ? lock_downgrade+0x900/0x900 [ 319.276557] ? check_preemption_disabled+0x48/0x280 [ 319.281584] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.286524] ? kasan_check_read+0x11/0x20 [ 319.290676] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.295960] ? rcu_softirq_qs+0x20/0x20 [ 319.299943] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 319.305481] ? oom_evaluate_task+0x302/0x540 [ 319.309903] out_of_memory+0xa84/0x1430 [ 319.313896] ? oom_killer_disable+0x3a0/0x3a0 [ 319.318395] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 319.323330] ? __mutex_add_waiter+0x2a0/0x2a0 [ 319.327841] __alloc_pages_slowpath+0x22d4/0x2d70 [ 319.332720] ? warn_alloc+0x120/0x120 [ 319.336521] ? rcu_softirq_qs+0x20/0x20 [ 319.340525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.346067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.351612] ? should_fail+0x22d/0xd01 [ 319.355507] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.360626] ? zap_class+0x640/0x640 [ 319.364369] ? __lock_is_held+0xb5/0x140 [ 319.368439] ? mark_held_locks+0x130/0x130 [ 319.372682] ? lock_release+0xa00/0xa00 [ 319.376662] ? perf_trace_sched_process_exec+0x860/0x860 [ 319.382129] ? __might_sleep+0x95/0x190 [ 319.386115] __alloc_pages_nodemask+0xa80/0xde0 [ 319.390801] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 319.395823] ? __page_cache_alloc+0x191/0x5c0 [ 319.400323] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.405258] ? kasan_check_read+0x11/0x20 [ 319.409411] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.414697] ? zap_class+0x640/0x640 [ 319.418424] ? zap_class+0x640/0x640 [ 319.422142] ? zap_class+0x640/0x640 [ 319.425859] ? __do_page_cache_readahead+0x7ce/0x980 [ 319.430974] ? find_held_lock+0x36/0x1c0 [ 319.435046] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 319.440592] alloc_pages_current+0x173/0x350 [ 319.445019] __page_cache_alloc+0x38c/0x5c0 [ 319.449344] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.454276] ? kasan_check_read+0x11/0x20 [ 319.458427] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.463712] ? generic_perform_write+0x6a0/0x6a0 [ 319.468472] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.474019] ? check_preemption_disabled+0x48/0x280 [ 319.479052] filemap_fault+0x1594/0x25f0 [ 319.483127] ? __lock_page_or_retry+0xa00/0xa00 [ 319.487807] ? mark_held_locks+0x130/0x130 [ 319.492050] ? rcu_softirq_qs+0x20/0x20 [ 319.496044] ? filemap_map_pages+0xe04/0x1990 [ 319.500547] ? lock_downgrade+0x900/0x900 [ 319.504697] ? check_preemption_disabled+0x48/0x280 [ 319.509723] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.514657] ? kasan_check_read+0x11/0x20 [ 319.518807] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 319.523742] ? rcu_softirq_qs+0x20/0x20 [ 319.527723] ? rcu_softirq_qs+0x20/0x20 [ 319.531701] ? unwind_dump+0x190/0x190 [ 319.535616] ? kernel_text_address+0x79/0xf0 [ 319.540034] ? __kernel_text_address+0xd/0x40 [ 319.544529] ? unwind_get_return_address+0x61/0xa0 [ 319.549467] ? __save_stack_trace+0x8d/0xf0 [ 319.553803] ? lock_acquire+0x1ed/0x520 [ 319.557777] ? ext4_filemap_fault+0x7a/0xad [ 319.562110] ? lock_release+0xa00/0xa00 [ 319.566086] ? perf_trace_sched_process_exec+0x860/0x860 [ 319.571536] ? print_usage_bug+0xc0/0xc0 [ 319.575606] ? print_usage_bug+0xc0/0xc0 [ 319.579671] ? __x64_sys_read+0x73/0xb0 [ 319.583647] ? print_usage_bug+0xc0/0xc0 [ 319.587721] ? down_read+0x8d/0x120 [ 319.591347] ? ext4_filemap_fault+0x7a/0xad [ 319.595670] ? __down_interruptible+0x700/0x700 [ 319.600353] ext4_filemap_fault+0x82/0xad [ 319.604519] __do_fault+0x100/0x6b0 [ 319.608177] ? trace_hardirqs_on+0xbd/0x310 [ 319.612502] ? pmd_devmap_trans_unstable+0x220/0x220 [ 319.617621] ? mark_held_locks+0x130/0x130 [ 319.621861] ? mark_held_locks+0x130/0x130 [ 319.626105] ? do_syslog+0x147b/0x1690 [ 319.629999] ? do_syslog+0x309/0x1690 [ 319.633804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.639346] __handle_mm_fault+0x307c/0x5920 [ 319.643765] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 319.648620] ? find_held_lock+0x36/0x1c0 [ 319.652705] ? zap_class+0x640/0x640 [ 319.656417] ? zap_class+0x640/0x640 [ 319.660136] ? find_held_lock+0x36/0x1c0 [ 319.664210] ? handle_mm_fault+0x42a/0xc70 [ 319.668450] ? lock_downgrade+0x900/0x900 [ 319.672621] ? check_preemption_disabled+0x48/0x280 [ 319.677652] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 319.682591] ? kasan_check_read+0x11/0x20 [ 319.686755] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 319.692037] ? rcu_softirq_qs+0x20/0x20 [ 319.696014] ? trace_hardirqs_off_caller+0x310/0x310 [ 319.701122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.706665] ? check_preemption_disabled+0x48/0x280 [ 319.711702] handle_mm_fault+0x54f/0xc70 [ 319.715786] ? __handle_mm_fault+0x5920/0x5920 [ 319.720379] ? find_vma+0x34/0x190 [ 319.723927] __do_page_fault+0x5e8/0xe60 [ 319.727995] ? trace_hardirqs_off+0xb8/0x310 [ 319.732406] ? kernel_write+0x120/0x120 [ 319.736390] do_page_fault+0xf2/0x7e0 [ 319.740196] ? vmalloc_sync_all+0x30/0x30 [ 319.744348] ? error_entry+0x70/0xd0 [ 319.748065] ? trace_hardirqs_off_caller+0xbb/0x310 [ 319.753082] ? trace_hardirqs_on_caller+0xc0/0x310 [ 319.758017] ? syscall_return_slowpath+0x5e0/0x5e0 [ 319.762947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.767796] ? trace_hardirqs_on_caller+0x310/0x310 [ 319.772812] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 319.778266] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 319.783285] ? prepare_exit_to_usermode+0x291/0x3b0 [ 319.788311] ? page_fault+0x8/0x30 [ 319.791865] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.796724] ? page_fault+0x8/0x30 [ 319.800271] page_fault+0x1e/0x30 [ 319.803744] RIP: 0033:0x7fb372d071fd [ 319.807491] Code: Bad RIP value. [ 319.810851] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 319.816223] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 319.823489] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 319.830759] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 319.838027] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 319.845293] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 319.852587] warn_alloc_show_mem: 1 callbacks suppressed [ 319.852607] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 319.852609] Mem-Info: [ 319.852640] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 319.852640] active_file:12 inactive_file:13 isolated_file:0 [ 319.852640] unevictable:0 dirty:0 writeback:0 unstable:0 [ 319.852640] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 319.852640] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 319.852640] free:13647 free_pcp:167 free_cma:0 [ 319.857986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.864932] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 319.867331] Call Trace: [ 319.900203] Node 0 [ 319.909549] [ 319.937070] 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 [ 319.939645] dump_stack+0x244/0x39d [ 319.941851] lowmem_reserve[]: [ 319.943998] ? dump_stack_print_info.cold.1+0x20/0x20 [ 319.969475] 0 [ 319.973106] warn_alloc.cold.117+0xb7/0x1bd [ 319.976181] 2818 [ 319.981366] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 319.983144] 6321 [ 319.987463] ? lock_downgrade+0x900/0x900 [ 319.989501] 6321 [ 319.994339] ? trace_hardirqs_off+0xb8/0x310 [ 320.000523] ? trace_hardirqs_off+0xb8/0x310 [ 320.002568] Node 0 [ 320.006975] __alloc_pages_slowpath+0x2660/0x2d70 [ 320.011377] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 320.013623] ? warn_alloc+0x120/0x120 [ 320.018420] lowmem_reserve[]: [ 320.045489] ? warn_alloc+0x120/0x120 [ 320.049265] 0 [ 320.052376] ? print_usage_bug+0xc0/0xc0 [ 320.056148] 0 [ 320.057945] ? warn_alloc+0x120/0x120 [ 320.061986] 3503 [ 320.063785] ? print_usage_bug+0xc0/0xc0 [ 320.067562] 3503 [ 320.069631] ? __lock_acquire+0x62f/0x4c20 [ 320.075738] ? __lock_acquire+0x62f/0x4c20 [ 320.079950] Node 0 [ 320.084178] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.084210] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 320.084217] lowmem_reserve[]: [ 320.086449] ? should_fail+0x22d/0xd01 [ 320.091965] 0 [ 320.120257] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.123337] 0 [ 320.127221] ? __lock_acquire+0x62f/0x4c20 [ 320.128999] 0 [ 320.134096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.135877] 0 [ 320.140108] ? __lock_acquire+0x62f/0x4c20 [ 320.146982] ? should_fail+0x22d/0xd01 [ 320.148764] Node 0 [ 320.152990] ? find_held_lock+0x36/0x1c0 [ 320.156854] DMA: [ 320.159087] ? mark_held_locks+0x130/0x130 [ 320.163121] 1*4kB [ 320.165180] ? mark_held_locks+0x130/0x130 [ 320.169387] (U) [ 320.171533] ? zap_class+0x640/0x640 [ 320.175749] 0*8kB [ 320.177720] ? zap_class+0x640/0x640 [ 320.181410] 0*16kB [ 320.183557] ? print_usage_bug+0xc0/0xc0 [ 320.187245] 1*32kB [ 320.189476] ? do_raw_spin_unlock+0xa7/0x330 [ 320.193515] (U) [ 320.195753] ? zap_class+0x640/0x640 [ 320.200140] 2*64kB [ 320.202113] ? print_usage_bug+0xc0/0xc0 [ 320.205804] (U) [ 320.208039] ? wq_watchdog_touch+0x9c/0xfe [ 320.212076] 1*128kB [ 320.214051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.218261] (U) [ 320.220585] ? check_preemption_disabled+0x48/0x280 [ 320.226100] 1*256kB [ 320.228079] ? __lock_is_held+0xb5/0x140 [ 320.233066] (U) [ 320.235397] __alloc_pages_nodemask+0xa80/0xde0 [ 320.239425] 0*512kB [ 320.241400] ? zap_class+0x640/0x640 [ 320.246048] 1*1024kB [ 320.248365] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 320.252053] (U) [ 320.254469] ? find_held_lock+0x36/0x1c0 [ 320.259456] 1*2048kB [ 320.261432] ? ____cache_alloc_node+0x1c7/0x1e0 [ 320.265458] (M) [ 320.267865] ? lock_downgrade+0x900/0x900 [ 320.272513] 3*4096kB [ 320.274486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.278609] (M) [ 320.281016] cache_grow_begin+0xa5/0x8c0 [ 320.286529] = 15908kB [ 320.288496] ? do_raw_spin_unlock+0xa7/0x330 [ 320.292706] Node 0 [ 320.295114] fallback_alloc+0x204/0x2e0 [ 320.299493] DMA32: [ 320.301731] ____cache_alloc_node+0x1c7/0x1e0 [ 320.305684] 4*4kB [ 320.307921] kmem_cache_alloc_node+0xe3/0x730 [ 320.312393] (M) [ 320.314540] ? ipv6_get_ifaddr+0x42e/0x620 [ 320.319010] 0*8kB [ 320.320984] __alloc_skb+0x119/0x770 [ 320.325191] 3*16kB [ 320.327338] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.331022] (UM) [ 320.333256] ? netdev_alloc_frag+0x1f0/0x1f0 [ 320.338510] 2*32kB [ 320.340565] ? lock_downgrade+0x900/0x900 [ 320.345130] (UM) [ 320.347378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.351507] 4*64kB [ 320.353585] ? refcount_sub_and_test_checked+0x203/0x310 [ 320.359095] (UM) [ 320.361328] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 320.366756] 5*128kB [ 320.368815] ? addrconf_rs_timer+0x690/0x690 [ 320.374237] (UM) [ 320.376564] ndisc_alloc_skb+0x144/0x340 [ 320.380942] 3*256kB [ 320.383006] ndisc_send_rs+0x331/0x6e0 [ 320.387040] (M) [ 320.389360] addrconf_rs_timer+0x314/0x690 [ 320.393227] 3*512kB [ 320.395199] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.399412] (M) [ 320.401740] call_timer_fn+0x272/0x920 [ 320.405939] 3*1024kB [ 320.407908] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.411776] (UM) [ 320.414183] ? process_timeout+0x40/0x40 [ 320.418397] 1*2048kB [ 320.420459] ? __run_timers+0x7da/0xc70 [ 320.424492] (M) [ 320.426905] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.430855] 4*4096kB [ 320.432828] ? _raw_spin_unlock_irq+0x27/0x80 [ 320.437301] (M) [ 320.439722] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.444194] = 24832kB [ 320.446165] ? lockdep_hardirqs_on+0x296/0x5b0 [ 320.450379] Node 0 [ 320.452785] ? trace_hardirqs_on+0xbd/0x310 [ 320.457339] Normal: [ 320.459573] ? kasan_check_read+0x11/0x20 [ 320.463866] 792*4kB [ 320.466186] ? __run_timers+0x7da/0xc70 [ 320.470307] (MEH) [ 320.472631] ? trace_hardirqs_off_caller+0x310/0x310 [ 320.476584] 463*8kB [ 320.478740] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.483820] (UME) [ 320.486140] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 320.490349] 172*16kB [ 320.492496] __run_timers+0x7e5/0xc70 [ 320.496713] (UMEH) [ 320.499142] ? timer_fixup_init+0x70/0x70 [ 320.502910] 71*32kB [ 320.505145] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 320.509268] (UME) [ 320.511591] ? zap_class+0x640/0x640 [ 320.516587] 13*64kB [ 320.518737] ? enqueue_hrtimer+0x1a5/0x560 [ 320.522429] (UMH) [ 320.524745] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 320.528954] 1*128kB [ 320.531099] ? find_held_lock+0x36/0x1c0 [ 320.536265] (U) [ 320.538582] ? zap_class+0x640/0x640 [ 320.542628] 0*256kB [ 320.544613] ? pvclock_read_flags+0x160/0x160 [ 320.548318] 0*512kB [ 320.550638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.555107] 1*1024kB [ 320.557442] ? check_preemption_disabled+0x48/0x280 [ 320.562951] (U) [ 320.565362] ? __lock_is_held+0xb5/0x140 [ 320.570364] 0*2048kB [ 320.572387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.576419] 0*4096kB [ 320.578842] ? check_preemption_disabled+0x48/0x280 [ 320.584369] = 13880kB [ 320.586781] run_timer_softirq+0x52/0xb0 [ 320.591780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 320.594181] ? rcu_read_lock_sched_held+0x14f/0x180 [ 320.598223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 320.607046] __do_softirq+0x308/0xb7e [ 320.612041] 163 total pagecache pages [ 320.620618] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 320.624401] 0 pages in swap cache [ 320.628189] ? lock_downgrade+0x900/0x900 [ 320.632666] Swap cache stats: add 0, delete 0, find 0/0 [ 320.636110] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 320.640239] Free swap = 0kB [ 320.645611] ? pvclock_read_flags+0x160/0x160 [ 320.650686] Total swap = 0kB [ 320.653706] ? lapic_next_event+0x5a/0x90 [ 320.658173] 1965979 pages RAM [ 320.661191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.665312] 0 pages HighMem/MovableOnly [ 320.668446] ? kvm_clock_read+0x18/0x30 [ 320.673959] 342867 pages reserved [ 320.677928] ? kvm_sched_clock_read+0x9/0x20 [ 320.681886] 0 pages cma reserved [ 320.685338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.689816] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 320.693082] ? check_preemption_disabled+0x48/0x280 [ 320.698704] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 320.705093] irq_exit+0x17f/0x1c0 [ 320.710128] rsyslogd cpuset= [ 320.720177] smp_apic_timer_interrupt+0x1cb/0x760 [ 320.723612] / [ 320.726630] ? smp_reschedule_interrupt+0x109/0x650 [ 320.731455] mems_allowed=0 [ 320.733159] ? smp_call_function_single_interrupt+0x650/0x650 [ 320.746982] ? interrupt_entry+0xb5/0xc0 [ 320.751050] ? trace_hardirqs_off_caller+0xbb/0x310 [ 320.756071] ? trace_hardirqs_off_caller+0xbb/0x310 [ 320.761096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.765972] ? trace_hardirqs_on_caller+0x310/0x310 [ 320.770988] ? trace_hardirqs_on_caller+0x310/0x310 [ 320.776011] ? task_prio+0x50/0x50 [ 320.779554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.785099] ? check_preemption_disabled+0x48/0x280 [ 320.790120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.794975] apic_timer_interrupt+0xf/0x20 [ 320.799206] [ 320.801448] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 320.806388] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 320.825290] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 320.833003] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 320.840285] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 320.847556] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 320.854835] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 320.862115] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 320.869431] skb_clone+0x1bb/0x500 [ 320.872980] ? finish_task_switch+0x2f4/0x910 [ 320.877476] ? skb_split+0x11e0/0x11e0 [ 320.881385] ? preempt_notifier_register+0x200/0x200 [ 320.886501] ? __switch_to_asm+0x34/0x70 [ 320.890577] ? __switch_to_asm+0x34/0x70 [ 320.894678] ? __switch_to_asm+0x40/0x70 [ 320.898741] ? __switch_to_asm+0x34/0x70 [ 320.902809] ? __switch_to_asm+0x40/0x70 [ 320.906871] ? __switch_to_asm+0x34/0x70 [ 320.910931] ? __switch_to_asm+0x40/0x70 [ 320.914994] ? __switch_to_asm+0x34/0x70 [ 320.919056] ? __switch_to_asm+0x34/0x70 [ 320.923116] ? __switch_to_asm+0x40/0x70 [ 320.927182] ? __switch_to_asm+0x34/0x70 [ 320.931253] bpf_clone_redirect+0xb9/0x490 [ 320.935493] ? __schedule+0x8d7/0x21d0 [ 320.939420] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 320.944440] ? __sched_text_start+0x8/0x8 [ 320.948594] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 320.953366] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 320.957959] ? retint_kernel+0x2d/0x2d [ 320.961852] ? find_held_lock+0x36/0x1c0 [ 320.965926] ? lock_acquire+0x1ed/0x520 [ 320.969902] ? bpf_test_run+0x3cb/0x780 [ 320.973883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.979429] ? check_preemption_disabled+0x48/0x280 [ 320.984453] ? kasan_check_read+0x11/0x20 [ 320.988616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 320.993902] ? rcu_softirq_qs+0x20/0x20 [ 320.997879] ? preempt_schedule+0x4d/0x60 [ 321.002033] ? ___preempt_schedule+0x16/0x18 [ 321.006454] ? bpf_test_run+0x25d/0x780 [ 321.010446] ? netlink_diag_dump+0x2a0/0x2a0 [ 321.014865] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.020406] ? bpf_test_init.isra.10+0x70/0x100 [ 321.025080] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 321.029844] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 321.034702] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 321.040256] ? fput+0x130/0x1a0 [ 321.043539] ? __bpf_prog_get+0x9b/0x290 [ 321.047660] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 321.052506] ? bpf_prog_test_run+0x130/0x1a0 [ 321.056922] ? __x64_sys_bpf+0x3d8/0x520 [ 321.060988] ? bpf_prog_get+0x20/0x20 [ 321.064814] ? do_syscall_64+0x1b9/0x820 [ 321.068878] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 321.074246] ? syscall_return_slowpath+0x5e0/0x5e0 [ 321.079181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.084029] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.089053] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 321.094073] ? prepare_exit_to_usermode+0x291/0x3b0 [ 321.099096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.103952] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.109381] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 321.109484] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 321.115891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.115897] Call Trace: [ 321.115904] [ 321.115922] dump_stack+0x244/0x39d [ 321.115942] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.122475] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 321.131775] warn_alloc.cold.117+0xb7/0x1bd [ 321.134327] syz-executor2 cpuset= [ 321.136472] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 321.140073] syz2 [ 321.145260] ? lock_downgrade+0x900/0x900 [ 321.155721] mems_allowed=0 [ 321.160038] ? trace_hardirqs_off+0xb8/0x310 [ 321.181718] ? trace_hardirqs_off+0xb8/0x310 [ 321.186143] __alloc_pages_slowpath+0x2660/0x2d70 [ 321.191016] ? warn_alloc+0x120/0x120 [ 321.194828] ? warn_alloc+0x120/0x120 [ 321.198644] ? print_usage_bug+0xc0/0xc0 [ 321.202708] ? warn_alloc+0x120/0x120 [ 321.206518] ? print_usage_bug+0xc0/0xc0 [ 321.210588] ? __lock_acquire+0x62f/0x4c20 [ 321.215012] ? __lock_acquire+0x62f/0x4c20 [ 321.219257] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.224795] ? should_fail+0x22d/0xd01 [ 321.228688] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.233969] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.239074] ? __lock_acquire+0x62f/0x4c20 [ 321.243312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.248414] ? __lock_acquire+0x62f/0x4c20 [ 321.252649] ? should_fail+0x22d/0xd01 [ 321.256541] ? rcu_irq_exit+0x1a2/0x390 [ 321.260524] ? mark_held_locks+0x130/0x130 [ 321.264771] ? mark_held_locks+0x130/0x130 [ 321.269014] ? mark_held_locks+0xc7/0x130 [ 321.273164] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 321.278179] ? zap_class+0x640/0x640 [ 321.281895] ? print_usage_bug+0xc0/0xc0 [ 321.285964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.291502] ? check_preemption_disabled+0x48/0x280 [ 321.296528] ? __lock_is_held+0xb5/0x140 [ 321.300636] __alloc_pages_nodemask+0xa80/0xde0 [ 321.305309] ? zap_class+0x640/0x640 [ 321.309034] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 321.314068] ? find_held_lock+0x36/0x1c0 [ 321.318142] ? ____cache_alloc_node+0x1c7/0x1e0 [ 321.322816] ? lock_downgrade+0x900/0x900 [ 321.326975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.332523] cache_grow_begin+0xa5/0x8c0 [ 321.336590] ? do_raw_spin_unlock+0xa7/0x330 [ 321.341017] fallback_alloc+0x204/0x2e0 [ 321.345003] ____cache_alloc_node+0x1c7/0x1e0 [ 321.349510] kmem_cache_alloc_node+0xe3/0x730 [ 321.354009] ? ipv6_get_ifaddr+0x42e/0x620 [ 321.358256] __alloc_skb+0x119/0x770 [ 321.361977] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.367259] ? netdev_alloc_frag+0x1f0/0x1f0 [ 321.371675] ? lock_downgrade+0x900/0x900 [ 321.375833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.381372] ? refcount_sub_and_test_checked+0x203/0x310 [ 321.386830] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 321.392284] ? addrconf_rs_timer+0x690/0x690 [ 321.396709] ndisc_alloc_skb+0x144/0x340 [ 321.400774] ndisc_send_rs+0x331/0x6e0 [ 321.404670] addrconf_rs_timer+0x314/0x690 [ 321.408913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.413162] call_timer_fn+0x272/0x920 [ 321.417055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.421295] ? process_timeout+0x40/0x40 [ 321.425370] ? mark_held_locks+0xc7/0x130 [ 321.429530] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.434027] ? _raw_spin_unlock_irq+0x27/0x80 [ 321.438520] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.442755] ? lockdep_hardirqs_on+0x296/0x5b0 [ 321.447339] ? trace_hardirqs_on+0xbd/0x310 [ 321.451663] ? kasan_check_read+0x11/0x20 [ 321.455815] ? __run_timers+0x7da/0xc70 [ 321.459791] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.464902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.469147] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 321.473385] __run_timers+0x7e5/0xc70 [ 321.477200] ? timer_fixup_init+0x70/0x70 [ 321.481350] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 321.486366] ? zap_class+0x640/0x640 [ 321.490087] ? print_usage_bug+0xc0/0xc0 [ 321.494156] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 321.499394] ? find_held_lock+0x36/0x1c0 [ 321.503476] ? zap_class+0x640/0x640 [ 321.507200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.512739] ? check_preemption_disabled+0x48/0x280 [ 321.517765] ? __lock_is_held+0xb5/0x140 [ 321.521832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.527371] ? check_preemption_disabled+0x48/0x280 [ 321.532395] run_timer_softirq+0x52/0xb0 [ 321.536475] ? rcu_read_lock_sched_held+0x14f/0x180 [ 321.541492] __do_softirq+0x308/0xb7e [ 321.545300] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 321.549799] ? lock_downgrade+0x900/0x900 [ 321.553957] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 321.559072] ? pvclock_read_flags+0x160/0x160 [ 321.563571] ? lapic_next_event+0x5a/0x90 [ 321.567733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.573321] ? kvm_clock_read+0x18/0x30 [ 321.577322] ? kvm_sched_clock_read+0x9/0x20 [ 321.581778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.587329] ? check_preemption_disabled+0x48/0x280 [ 321.592358] irq_exit+0x17f/0x1c0 [ 321.595814] smp_apic_timer_interrupt+0x1cb/0x760 [ 321.600663] ? smp_call_function_single_interrupt+0x650/0x650 [ 321.606555] ? interrupt_entry+0xb5/0xc0 [ 321.610655] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.615675] ? trace_hardirqs_off_caller+0xbb/0x310 [ 321.620700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.625558] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.630573] ? trace_hardirqs_on_caller+0x310/0x310 [ 321.635597] ? task_prio+0x50/0x50 [ 321.639151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.644692] ? check_preemption_disabled+0x48/0x280 [ 321.649716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.654574] apic_timer_interrupt+0xf/0x20 [ 321.658810] [ 321.661051] RIP: 0010:dump_stack+0x358/0x39d [ 321.665466] 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 [ 321.684368] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 321.692083] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 321.699353] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 321.706636] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 321.713908] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 321.721176] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 321.728518] ? dump_stack+0x34f/0x39d [ 321.732345] ? dump_stack_print_info.cold.1+0x20/0x20 [ 321.737553] dump_header+0x27b/0xf72 [ 321.741284] ? mark_held_locks+0x130/0x130 [ 321.745525] ? pagefault_out_of_memory+0x197/0x197 [ 321.750462] ? __lock_acquire+0x62f/0x4c20 [ 321.754704] ? zap_class+0x640/0x640 [ 321.758422] ? percpu_ref_get_many+0x240/0x240 [ 321.763012] ? print_usage_bug+0xc0/0xc0 [ 321.767074] ? print_usage_bug+0xc0/0xc0 [ 321.771143] ? zap_class+0x640/0x640 [ 321.774862] ? print_usage_bug+0xc0/0xc0 [ 321.778975] ? print_usage_bug+0xc0/0xc0 [ 321.783045] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.788586] ? find_held_lock+0x36/0x1c0 [ 321.792664] ? mark_held_locks+0xc7/0x130 [ 321.796824] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 321.801928] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 321.807035] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 321.811628] ? trace_hardirqs_on+0xbd/0x310 [ 321.815961] ? kasan_check_read+0x11/0x20 [ 321.820112] ? ___ratelimit+0x3b4/0x672 [ 321.824087] ? trace_hardirqs_off_caller+0x310/0x310 [ 321.829195] ? trace_hardirqs_on+0x310/0x310 [ 321.833615] ? lock_downgrade+0x900/0x900 [ 321.837819] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 321.842925] ? ___ratelimit+0x3b9/0x672 [ 321.846912] ? idr_get_free+0xec0/0xec0 [ 321.850891] ? find_held_lock+0x36/0x1c0 [ 321.854967] oom_kill_process.cold.27+0x10/0x903 [ 321.859728] ? zap_class+0x640/0x640 [ 321.863442] ? check_preemption_disabled+0x48/0x280 [ 321.868465] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 321.873394] ? kasan_check_read+0x11/0x20 [ 321.877548] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.882830] ? oom_evaluate_task+0x540/0x540 [ 321.887247] ? find_held_lock+0x36/0x1c0 [ 321.891315] ? out_of_memory+0x974/0x1430 [ 321.895465] ? lock_downgrade+0x900/0x900 [ 321.899621] ? check_preemption_disabled+0x48/0x280 [ 321.904660] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 321.909615] ? kasan_check_read+0x11/0x20 [ 321.913773] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 321.919062] ? rcu_softirq_qs+0x20/0x20 [ 321.923046] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 321.928583] ? oom_evaluate_task+0x302/0x540 [ 321.933008] out_of_memory+0xa84/0x1430 [ 321.936995] ? oom_killer_disable+0x3a0/0x3a0 [ 321.941496] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 321.946430] ? __mutex_add_waiter+0x2a0/0x2a0 [ 321.950943] __alloc_pages_slowpath+0x22d4/0x2d70 [ 321.955821] ? warn_alloc+0x120/0x120 [ 321.959629] ? rcu_softirq_qs+0x20/0x20 [ 321.963643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.969184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.974722] ? should_fail+0x22d/0xd01 [ 321.978652] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.983760] ? zap_class+0x640/0x640 [ 321.987501] ? __lock_is_held+0xb5/0x140 [ 321.991576] ? mark_held_locks+0x130/0x130 [ 321.995824] ? lock_release+0xa00/0xa00 [ 321.999802] ? perf_trace_sched_process_exec+0x860/0x860 [ 322.005266] ? __might_sleep+0x95/0x190 [ 322.009250] __alloc_pages_nodemask+0xa80/0xde0 [ 322.013938] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 322.018959] ? __page_cache_alloc+0x191/0x5c0 [ 322.023460] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.028397] ? kasan_check_read+0x11/0x20 [ 322.032565] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.037856] ? zap_class+0x640/0x640 [ 322.041586] ? zap_class+0x640/0x640 [ 322.045313] ? zap_class+0x640/0x640 [ 322.049036] ? __do_page_cache_readahead+0x7ce/0x980 [ 322.054146] ? find_held_lock+0x36/0x1c0 [ 322.058215] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 322.063766] alloc_pages_current+0x173/0x350 [ 322.068192] __page_cache_alloc+0x38c/0x5c0 [ 322.072519] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.077456] ? kasan_check_read+0x11/0x20 [ 322.081618] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.086911] ? generic_perform_write+0x6a0/0x6a0 [ 322.091670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.097215] ? check_preemption_disabled+0x48/0x280 [ 322.102246] filemap_fault+0x1594/0x25f0 [ 322.106321] ? __lock_page_or_retry+0xa00/0xa00 [ 322.111002] ? mark_held_locks+0x130/0x130 [ 322.115244] ? rcu_softirq_qs+0x20/0x20 [ 322.119235] ? filemap_map_pages+0xe04/0x1990 [ 322.123739] ? lock_downgrade+0x900/0x900 [ 322.127899] ? check_preemption_disabled+0x48/0x280 [ 322.132925] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.137860] ? kasan_check_read+0x11/0x20 [ 322.142018] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 322.146949] ? rcu_softirq_qs+0x20/0x20 [ 322.150929] ? rcu_softirq_qs+0x20/0x20 [ 322.154904] ? unwind_dump+0x190/0x190 [ 322.158811] ? kernel_text_address+0x79/0xf0 [ 322.163223] ? __kernel_text_address+0xd/0x40 [ 322.167723] ? unwind_get_return_address+0x61/0xa0 [ 322.172661] ? __save_stack_trace+0x8d/0xf0 [ 322.177030] ? lock_acquire+0x1ed/0x520 [ 322.181005] ? ext4_filemap_fault+0x7a/0xad [ 322.185339] ? lock_release+0xa00/0xa00 [ 322.189317] ? perf_trace_sched_process_exec+0x860/0x860 [ 322.194772] ? print_usage_bug+0xc0/0xc0 [ 322.198836] ? print_usage_bug+0xc0/0xc0 [ 322.202904] ? __x64_sys_read+0x73/0xb0 [ 322.206888] ? print_usage_bug+0xc0/0xc0 [ 322.210970] ? down_read+0x8d/0x120 [ 322.214609] ? ext4_filemap_fault+0x7a/0xad [ 322.218935] ? __down_interruptible+0x700/0x700 [ 322.223623] ext4_filemap_fault+0x82/0xad [ 322.227780] __do_fault+0x100/0x6b0 [ 322.231411] ? trace_hardirqs_on+0xbd/0x310 [ 322.235743] ? pmd_devmap_trans_unstable+0x220/0x220 [ 322.240858] ? mark_held_locks+0x130/0x130 [ 322.245101] ? mark_held_locks+0x130/0x130 [ 322.249342] ? do_syslog+0x147b/0x1690 [ 322.253240] ? do_syslog+0x309/0x1690 [ 322.257045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.262592] __handle_mm_fault+0x307c/0x5920 [ 322.267065] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 322.271917] ? find_held_lock+0x36/0x1c0 [ 322.275995] ? zap_class+0x640/0x640 [ 322.279714] ? zap_class+0x640/0x640 [ 322.283464] ? find_held_lock+0x36/0x1c0 [ 322.287571] ? handle_mm_fault+0x42a/0xc70 [ 322.291837] ? lock_downgrade+0x900/0x900 [ 322.295996] ? check_preemption_disabled+0x48/0x280 [ 322.301023] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 322.305962] ? kasan_check_read+0x11/0x20 [ 322.310141] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.315425] ? rcu_softirq_qs+0x20/0x20 [ 322.319418] ? trace_hardirqs_off_caller+0x310/0x310 [ 322.324539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.330096] ? check_preemption_disabled+0x48/0x280 [ 322.335125] handle_mm_fault+0x54f/0xc70 [ 322.339193] ? __handle_mm_fault+0x5920/0x5920 [ 322.343786] ? find_vma+0x34/0x190 [ 322.347534] __do_page_fault+0x5e8/0xe60 [ 322.351611] ? trace_hardirqs_off+0xb8/0x310 [ 322.356023] ? kernel_write+0x120/0x120 [ 322.360010] do_page_fault+0xf2/0x7e0 [ 322.363814] ? vmalloc_sync_all+0x30/0x30 [ 322.367967] ? error_entry+0x70/0xd0 [ 322.371686] ? trace_hardirqs_off_caller+0xbb/0x310 [ 322.376714] ? trace_hardirqs_on_caller+0xc0/0x310 [ 322.381647] ? syscall_return_slowpath+0x5e0/0x5e0 [ 322.386578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.391433] ? trace_hardirqs_on_caller+0x310/0x310 [ 322.396454] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 322.401910] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 322.406929] ? prepare_exit_to_usermode+0x291/0x3b0 [ 322.411951] ? page_fault+0x8/0x30 [ 322.415497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.420347] ? page_fault+0x8/0x30 [ 322.423901] page_fault+0x1e/0x30 [ 322.427354] RIP: 0033:0x7fb372d071fd [ 322.431083] Code: Bad RIP value. [ 322.434447] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 322.439810] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 322.447076] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 322.454345] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 322.461618] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 322.468892] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 322.476191] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 322.476197] warn_alloc_show_mem: 1 callbacks suppressed [ 322.476204] Mem-Info: [ 322.483130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.488499] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 322.488499] active_file:12 inactive_file:13 isolated_file:0 [ 322.488499] unevictable:0 dirty:0 writeback:0 unstable:0 [ 322.488499] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 322.488499] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 322.488499] free:13647 free_pcp:167 free_cma:0 [ 322.490871] Call Trace: [ 322.500262] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 322.533120] [ 322.535722] Node 0 [ 322.563246] dump_stack+0x244/0x39d [ 322.565390] 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 [ 322.567611] ? dump_stack_print_info.cold.1+0x20/0x20 [ 322.571213] lowmem_reserve[]: [ 322.596722] warn_alloc.cold.117+0xb7/0x1bd [ 322.601879] 0 [ 322.604978] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 322.609276] 2818 [ 322.611077] ? lock_downgrade+0x900/0x900 [ 322.615899] 6321 [ 322.617965] ? trace_hardirqs_off+0xb8/0x310 [ 322.622084] 6321 [ 322.624148] ? trace_hardirqs_off+0xb8/0x310 [ 322.630623] __alloc_pages_slowpath+0x2660/0x2d70 [ 322.635005] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 322.639867] ? warn_alloc+0x120/0x120 [ 322.639888] ? warn_alloc+0x120/0x120 [ 322.667551] lowmem_reserve[]: [ 322.671351] ? print_usage_bug+0xc0/0xc0 [ 322.675130] 0 [ 322.678230] ? warn_alloc+0x120/0x120 [ 322.682269] 0 [ 322.684068] ? print_usage_bug+0xc0/0xc0 [ 322.687847] 3503 [ 322.689646] ? __lock_acquire+0x62f/0x4c20 [ 322.693686] 3503 [ 322.695747] ? __lock_acquire+0x62f/0x4c20 [ 322.702025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 322.706236] Node 0 [ 322.711769] ? should_fail+0x22d/0xd01 [ 322.711800] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 322.711807] lowmem_reserve[]: [ 322.714040] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.717903] 0 [ 322.746175] ? __lock_acquire+0x62f/0x4c20 [ 322.749260] 0 [ 322.754355] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.756134] 0 [ 322.760364] ? __lock_acquire+0x62f/0x4c20 [ 322.762143] 0 [ 322.767234] ? should_fail+0x22d/0xd01 [ 322.767249] ? find_held_lock+0x36/0x1c0 [ 322.773265] ? mark_held_locks+0x130/0x130 [ 322.775045] Node 0 [ 322.778929] ? mark_held_locks+0x130/0x130 [ 322.782963] DMA: [ 322.787189] ? zap_class+0x640/0x640 [ 322.789416] 1*4kB [ 322.793641] ? zap_class+0x640/0x640 [ 322.795681] (U) [ 322.799396] ? print_usage_bug+0xc0/0xc0 [ 322.801528] 0*8kB [ 322.805233] ? do_raw_spin_unlock+0xa7/0x330 [ 322.807186] 0*16kB [ 322.811252] ? zap_class+0x640/0x640 [ 322.813392] 1*32kB [ 322.817793] ? print_usage_bug+0xc0/0xc0 [ 322.820006] (U) [ 322.823743] ? wq_watchdog_touch+0x9c/0xfe [ 322.825960] 2*64kB [ 322.830020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.831970] (U) [ 322.836197] ? check_preemption_disabled+0x48/0x280 [ 322.838426] 1*128kB [ 322.843972] ? __lock_is_held+0xb5/0x140 [ 322.845921] (U) [ 322.850936] __alloc_pages_nodemask+0xa80/0xde0 [ 322.853231] 1*256kB [ 322.857284] ? zap_class+0x640/0x640 [ 322.859238] (U) [ 322.863900] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 322.866204] 0*512kB [ 322.869915] ? find_held_lock+0x36/0x1c0 [ 322.871862] 1*1024kB [ 322.876880] ? ____cache_alloc_node+0x1c7/0x1e0 [ 322.879175] (U) [ 322.883232] ? lock_downgrade+0x900/0x900 [ 322.885626] 1*2048kB [ 322.890295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.892245] (M) [ 322.896394] cache_grow_begin+0xa5/0x8c0 [ 322.898776] 3*4096kB [ 322.904301] ? do_raw_spin_unlock+0xa7/0x330 [ 322.906257] (M) [ 322.910318] fallback_alloc+0x204/0x2e0 [ 322.912708] = 15908kB [ 322.917110] ____cache_alloc_node+0x1c7/0x1e0 [ 322.919062] Node 0 [ 322.923034] kmem_cache_alloc_node+0xe3/0x730 [ 322.925421] DMA32: [ 322.929912] ? ipv6_get_ifaddr+0x42e/0x620 [ 322.932126] 4*4kB [ 322.936631] __alloc_skb+0x119/0x770 [ 322.938841] (M) [ 322.943077] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 322.945201] 0*8kB [ 322.948905] ? netdev_alloc_frag+0x1f0/0x1f0 [ 322.950858] 3*16kB [ 322.956134] ? lock_downgrade+0x900/0x900 [ 322.958262] (UM) [ 322.962666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.964881] 2*32kB [ 322.969022] ? refcount_sub_and_test_checked+0x203/0x310 [ 322.971059] (UM) [ 322.976595] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 322.978817] 4*64kB [ 322.984262] ? addrconf_rs_timer+0x690/0x690 [ 322.986303] (UM) [ 322.991754] ndisc_alloc_skb+0x144/0x340 [ 322.993962] 5*128kB [ 322.998364] ndisc_send_rs+0x331/0x6e0 [ 323.000407] (UM) [ 323.004460] addrconf_rs_timer+0x314/0x690 [ 323.006764] 3*256kB [ 323.010643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.012681] (M) [ 323.016918] call_timer_fn+0x272/0x920 [ 323.019207] 3*512kB [ 323.023439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.025391] (M) [ 323.029279] ? process_timeout+0x40/0x40 [ 323.031577] 3*1024kB [ 323.035815] ? __run_timers+0x7da/0xc70 [ 323.037762] (UM) [ 323.041819] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.044202] 1*2048kB [ 323.048167] ? _raw_spin_unlock_irq+0x27/0x80 [ 323.050208] (M) [ 323.054694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.057088] 4*4096kB [ 323.061580] ? lockdep_hardirqs_on+0x296/0x5b0 [ 323.063534] (M) [ 323.067768] ? trace_hardirqs_on+0xbd/0x310 [ 323.070158] = 24832kB [ 323.074735] ? kasan_check_read+0x11/0x20 [ 323.076687] Node 0 [ 323.081002] ? __run_timers+0x7da/0xc70 [ 323.083386] Normal: [ 323.087527] ? trace_hardirqs_off_caller+0x310/0x310 [ 323.089740] 792*4kB [ 323.093708] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.096012] (MEH) [ 323.101108] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 323.103407] 463*8kB [ 323.107643] __run_timers+0x7e5/0xc70 [ 323.109772] (UME) [ 323.114008] ? timer_fixup_init+0x70/0x70 [ 323.116304] 172*16kB [ 323.120097] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 323.122220] (UMEH) [ 323.126363] ? zap_class+0x640/0x640 [ 323.128753] 71*32kB [ 323.133768] ? enqueue_hrtimer+0x1a5/0x560 [ 323.135984] (UME) [ 323.139690] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 323.141993] 13*64kB [ 323.146224] ? find_held_lock+0x36/0x1c0 [ 323.148350] (UMH) [ 323.153542] ? zap_class+0x640/0x640 [ 323.155846] 1*128kB [ 323.159905] ? pvclock_read_flags+0x160/0x160 [ 323.162027] (U) [ 323.165734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.168037] 0*256kB [ 323.172525] ? check_preemption_disabled+0x48/0x280 [ 323.174489] 0*512kB [ 323.180039] ? __lock_is_held+0xb5/0x140 [ 323.182338] 1*1024kB [ 323.187349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.189664] (U) [ 323.193717] ? check_preemption_disabled+0x48/0x280 [ 323.196103] 0*2048kB [ 323.201637] run_timer_softirq+0x52/0xb0 [ 323.203588] 0*4096kB [ 323.208612] ? rcu_read_lock_sched_held+0x14f/0x180 [ 323.210999] = 13880kB [ 323.215195] __do_softirq+0x308/0xb7e [ 323.217630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.222648] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 323.225043] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.228835] ? lock_downgrade+0x900/0x900 [ 323.237651] 163 total pagecache pages [ 323.242136] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 323.250699] 0 pages in swap cache [ 323.254843] ? pvclock_read_flags+0x160/0x160 [ 323.258626] Swap cache stats: add 0, delete 0, find 0/0 [ 323.258635] Free swap = 0kB [ 323.263740] ? lapic_next_event+0x5a/0x90 [ 323.267163] Total swap = 0kB [ 323.271656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.276993] 1965979 pages RAM [ 323.280007] ? kvm_clock_read+0x18/0x30 [ 323.284131] 0 pages HighMem/MovableOnly [ 323.287142] ? kvm_sched_clock_read+0x9/0x20 [ 323.292652] 342867 pages reserved [ 323.295750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.299702] 0 pages cma reserved [ 323.303670] ? check_preemption_disabled+0x48/0x280 [ 323.308124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 323.311506] irq_exit+0x17f/0x1c0 [ 323.317111] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 323.320385] smp_apic_timer_interrupt+0x1cb/0x760 [ 323.325371] rsyslogd cpuset= [ 323.331859] ? smp_reschedule_interrupt+0x109/0x650 [ 323.335293] / [ 323.345824] ? smp_call_function_single_interrupt+0x650/0x650 [ 323.350646] mems_allowed=0 [ 323.353661] ? interrupt_entry+0xb5/0xc0 [ 323.373193] ? trace_hardirqs_off_caller+0xbb/0x310 [ 323.378211] ? trace_hardirqs_off_caller+0xbb/0x310 [ 323.383232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.388080] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.393096] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.398113] ? task_prio+0x50/0x50 [ 323.401659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.407198] ? check_preemption_disabled+0x48/0x280 [ 323.412219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.417079] apic_timer_interrupt+0xf/0x20 [ 323.421313] [ 323.423584] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 323.428525] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 323.447428] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 323.455137] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 323.462404] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 323.469672] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 323.476943] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 323.484213] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 323.491524] skb_clone+0x1bb/0x500 [ 323.495068] ? finish_task_switch+0x2f4/0x910 [ 323.499570] ? skb_split+0x11e0/0x11e0 [ 323.503471] ? preempt_notifier_register+0x200/0x200 [ 323.508578] ? __switch_to_asm+0x34/0x70 [ 323.512646] ? __switch_to_asm+0x34/0x70 [ 323.516709] ? __switch_to_asm+0x40/0x70 [ 323.520772] ? __switch_to_asm+0x34/0x70 [ 323.524835] ? __switch_to_asm+0x40/0x70 [ 323.528897] ? __switch_to_asm+0x34/0x70 [ 323.532961] ? __switch_to_asm+0x40/0x70 [ 323.537025] ? __switch_to_asm+0x34/0x70 [ 323.541100] ? __switch_to_asm+0x34/0x70 [ 323.545160] ? __switch_to_asm+0x40/0x70 [ 323.549224] ? __switch_to_asm+0x34/0x70 [ 323.553312] bpf_clone_redirect+0xb9/0x490 [ 323.557551] ? __schedule+0x8d7/0x21d0 [ 323.561449] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 323.566467] ? __sched_text_start+0x8/0x8 [ 323.570627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 323.575425] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 323.580013] ? retint_kernel+0x2d/0x2d [ 323.583908] ? find_held_lock+0x36/0x1c0 [ 323.587985] ? lock_acquire+0x1ed/0x520 [ 323.591966] ? bpf_test_run+0x3cb/0x780 [ 323.595942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.601481] ? check_preemption_disabled+0x48/0x280 [ 323.606510] ? kasan_check_read+0x11/0x20 [ 323.610667] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.615947] ? rcu_softirq_qs+0x20/0x20 [ 323.619922] ? preempt_schedule+0x4d/0x60 [ 323.624079] ? ___preempt_schedule+0x16/0x18 [ 323.628496] ? bpf_test_run+0x25d/0x780 [ 323.632482] ? netlink_diag_dump+0x2a0/0x2a0 [ 323.636893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.642438] ? bpf_test_init.isra.10+0x70/0x100 [ 323.647113] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 323.651885] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 323.656728] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 323.662267] ? fput+0x130/0x1a0 [ 323.665551] ? __bpf_prog_get+0x9b/0x290 [ 323.669626] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 323.674470] ? bpf_prog_test_run+0x130/0x1a0 [ 323.678888] ? __x64_sys_bpf+0x3d8/0x520 [ 323.682955] ? bpf_prog_get+0x20/0x20 [ 323.686781] ? do_syscall_64+0x1b9/0x820 [ 323.690847] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 323.696214] ? syscall_return_slowpath+0x5e0/0x5e0 [ 323.701142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.705990] ? trace_hardirqs_on_caller+0x310/0x310 [ 323.711009] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 323.716028] ? prepare_exit_to_usermode+0x291/0x3b0 [ 323.721051] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.725908] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.731294] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 323.731443] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 323.737805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.737811] Call Trace: [ 323.737818] [ 323.737836] dump_stack+0x244/0x39d [ 323.737854] ? dump_stack_print_info.cold.1+0x20/0x20 [ 323.744432] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 323.753688] warn_alloc.cold.117+0xb7/0x1bd [ 323.756243] syz-executor2 cpuset= [ 323.758403] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 323.762008] syz2 [ 323.767239] ? lock_downgrade+0x900/0x900 [ 323.777712] mems_allowed=0 [ 323.782055] ? trace_hardirqs_off+0xb8/0x310 [ 323.803782] ? trace_hardirqs_off+0xb8/0x310 [ 323.808202] __alloc_pages_slowpath+0x2660/0x2d70 [ 323.813074] ? warn_alloc+0x120/0x120 [ 323.816893] ? warn_alloc+0x120/0x120 [ 323.820696] ? print_usage_bug+0xc0/0xc0 [ 323.824758] ? warn_alloc+0x120/0x120 [ 323.828562] ? print_usage_bug+0xc0/0xc0 [ 323.832635] ? __lock_acquire+0x62f/0x4c20 [ 323.836869] ? __lock_acquire+0x62f/0x4c20 [ 323.841121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.846660] ? should_fail+0x22d/0xd01 [ 323.850554] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.855834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.860937] ? __lock_acquire+0x62f/0x4c20 [ 323.865174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.870275] ? __lock_acquire+0x62f/0x4c20 [ 323.874507] ? should_fail+0x22d/0xd01 [ 323.878396] ? rcu_irq_exit+0x1a2/0x390 [ 323.882412] ? mark_held_locks+0x130/0x130 [ 323.886656] ? mark_held_locks+0x130/0x130 [ 323.890917] ? mark_held_locks+0xc7/0x130 [ 323.895068] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 323.900088] ? zap_class+0x640/0x640 [ 323.903808] ? print_usage_bug+0xc0/0xc0 [ 323.907886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.913431] ? check_preemption_disabled+0x48/0x280 [ 323.918459] ? __lock_is_held+0xb5/0x140 [ 323.922529] __alloc_pages_nodemask+0xa80/0xde0 [ 323.927200] ? zap_class+0x640/0x640 [ 323.930925] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 323.935959] ? find_held_lock+0x36/0x1c0 [ 323.940031] ? ____cache_alloc_node+0x1c7/0x1e0 [ 323.944705] ? lock_downgrade+0x900/0x900 [ 323.948867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.954415] cache_grow_begin+0xa5/0x8c0 [ 323.958477] ? do_raw_spin_unlock+0xa7/0x330 [ 323.962901] fallback_alloc+0x204/0x2e0 [ 323.966891] ____cache_alloc_node+0x1c7/0x1e0 [ 323.971394] kmem_cache_alloc_node+0xe3/0x730 [ 323.975899] ? ipv6_get_ifaddr+0x42e/0x620 [ 323.980147] __alloc_skb+0x119/0x770 [ 323.983863] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 323.989152] ? netdev_alloc_frag+0x1f0/0x1f0 [ 323.993561] ? lock_downgrade+0x900/0x900 [ 323.997719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.003262] ? refcount_sub_and_test_checked+0x203/0x310 [ 324.008723] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 324.014173] ? addrconf_rs_timer+0x690/0x690 [ 324.018594] ndisc_alloc_skb+0x144/0x340 [ 324.022670] ndisc_send_rs+0x331/0x6e0 [ 324.026594] addrconf_rs_timer+0x314/0x690 [ 324.030878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.035131] call_timer_fn+0x272/0x920 [ 324.039017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.043258] ? process_timeout+0x40/0x40 [ 324.047327] ? mark_held_locks+0xc7/0x130 [ 324.051482] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.055978] ? _raw_spin_unlock_irq+0x27/0x80 [ 324.060471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.064709] ? lockdep_hardirqs_on+0x296/0x5b0 [ 324.069296] ? trace_hardirqs_on+0xbd/0x310 [ 324.073624] ? kasan_check_read+0x11/0x20 [ 324.077778] ? __run_timers+0x7da/0xc70 [ 324.081758] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.086867] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.091118] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 324.095360] __run_timers+0x7e5/0xc70 [ 324.099176] ? timer_fixup_init+0x70/0x70 [ 324.103331] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 324.108348] ? zap_class+0x640/0x640 [ 324.112072] ? print_usage_bug+0xc0/0xc0 [ 324.116138] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 324.121336] ? find_held_lock+0x36/0x1c0 [ 324.125405] ? zap_class+0x640/0x640 [ 324.129125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.134668] ? check_preemption_disabled+0x48/0x280 [ 324.139695] ? __lock_is_held+0xb5/0x140 [ 324.143759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.149299] ? check_preemption_disabled+0x48/0x280 [ 324.154320] run_timer_softirq+0x52/0xb0 [ 324.158387] ? rcu_read_lock_sched_held+0x14f/0x180 [ 324.163409] __do_softirq+0x308/0xb7e [ 324.167219] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 324.171714] ? lock_downgrade+0x900/0x900 [ 324.175865] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 324.180988] ? pvclock_read_flags+0x160/0x160 [ 324.185489] ? lapic_next_event+0x5a/0x90 [ 324.189645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.195190] ? kvm_clock_read+0x18/0x30 [ 324.199163] ? kvm_sched_clock_read+0x9/0x20 [ 324.203579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.209123] ? check_preemption_disabled+0x48/0x280 [ 324.214149] irq_exit+0x17f/0x1c0 [ 324.217615] smp_apic_timer_interrupt+0x1cb/0x760 [ 324.222466] ? smp_call_function_single_interrupt+0x650/0x650 [ 324.228352] ? interrupt_entry+0xb5/0xc0 [ 324.232419] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.237438] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.242458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.247304] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.252319] ? trace_hardirqs_on_caller+0x310/0x310 [ 324.257339] ? task_prio+0x50/0x50 [ 324.260889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.266429] ? check_preemption_disabled+0x48/0x280 [ 324.271453] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.276310] apic_timer_interrupt+0xf/0x20 [ 324.280539] [ 324.282779] RIP: 0010:dump_stack+0x358/0x39d [ 324.287193] 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 [ 324.306092] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 324.313803] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 324.321082] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 324.328368] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 324.335639] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 324.342912] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 324.350407] ? dump_stack+0x34f/0x39d [ 324.354225] ? dump_stack_print_info.cold.1+0x20/0x20 [ 324.359431] dump_header+0x27b/0xf72 [ 324.363157] ? mark_held_locks+0x130/0x130 [ 324.367394] ? pagefault_out_of_memory+0x197/0x197 [ 324.372335] ? __lock_acquire+0x62f/0x4c20 [ 324.376616] ? zap_class+0x640/0x640 [ 324.380340] ? percpu_ref_get_many+0x240/0x240 [ 324.384932] ? print_usage_bug+0xc0/0xc0 [ 324.388996] ? print_usage_bug+0xc0/0xc0 [ 324.393066] ? zap_class+0x640/0x640 [ 324.396782] ? print_usage_bug+0xc0/0xc0 [ 324.400852] ? print_usage_bug+0xc0/0xc0 [ 324.404935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.410483] ? find_held_lock+0x36/0x1c0 [ 324.414558] ? mark_held_locks+0xc7/0x130 [ 324.418716] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 324.423823] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 324.428928] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 324.433513] ? trace_hardirqs_on+0xbd/0x310 [ 324.437838] ? kasan_check_read+0x11/0x20 [ 324.441983] ? ___ratelimit+0x3b4/0x672 [ 324.445959] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.451065] ? trace_hardirqs_on+0x310/0x310 [ 324.455482] ? lock_downgrade+0x900/0x900 [ 324.459645] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 324.464752] ? ___ratelimit+0x3b9/0x672 [ 324.468729] ? idr_get_free+0xec0/0xec0 [ 324.472702] ? find_held_lock+0x36/0x1c0 [ 324.476780] oom_kill_process.cold.27+0x10/0x903 [ 324.481538] ? zap_class+0x640/0x640 [ 324.485255] ? check_preemption_disabled+0x48/0x280 [ 324.490280] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.495209] ? kasan_check_read+0x11/0x20 [ 324.499360] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.504661] ? oom_evaluate_task+0x540/0x540 [ 324.509085] ? find_held_lock+0x36/0x1c0 [ 324.513157] ? out_of_memory+0x974/0x1430 [ 324.517306] ? lock_downgrade+0x900/0x900 [ 324.521455] ? check_preemption_disabled+0x48/0x280 [ 324.526477] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.531410] ? kasan_check_read+0x11/0x20 [ 324.535580] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.540868] ? rcu_softirq_qs+0x20/0x20 [ 324.544853] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 324.550410] ? oom_evaluate_task+0x302/0x540 [ 324.554829] out_of_memory+0xa84/0x1430 [ 324.558814] ? oom_killer_disable+0x3a0/0x3a0 [ 324.563310] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 324.568243] ? __mutex_add_waiter+0x2a0/0x2a0 [ 324.572754] __alloc_pages_slowpath+0x22d4/0x2d70 [ 324.577636] ? warn_alloc+0x120/0x120 [ 324.581440] ? rcu_softirq_qs+0x20/0x20 [ 324.585444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.590988] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.596523] ? should_fail+0x22d/0xd01 [ 324.600416] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.605524] ? zap_class+0x640/0x640 [ 324.609267] ? __lock_is_held+0xb5/0x140 [ 324.613340] ? mark_held_locks+0x130/0x130 [ 324.617580] ? lock_release+0xa00/0xa00 [ 324.621565] ? perf_trace_sched_process_exec+0x860/0x860 [ 324.627029] ? __might_sleep+0x95/0x190 [ 324.631010] __alloc_pages_nodemask+0xa80/0xde0 [ 324.635693] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 324.640722] ? __page_cache_alloc+0x191/0x5c0 [ 324.645226] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.650161] ? kasan_check_read+0x11/0x20 [ 324.654315] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.659609] ? zap_class+0x640/0x640 [ 324.663332] ? zap_class+0x640/0x640 [ 324.667049] ? zap_class+0x640/0x640 [ 324.670767] ? __do_page_cache_readahead+0x7ce/0x980 [ 324.675884] ? find_held_lock+0x36/0x1c0 [ 324.679951] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 324.685502] alloc_pages_current+0x173/0x350 [ 324.689917] __page_cache_alloc+0x38c/0x5c0 [ 324.694240] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.699174] ? kasan_check_read+0x11/0x20 [ 324.703327] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.708613] ? generic_perform_write+0x6a0/0x6a0 [ 324.713371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.718913] ? check_preemption_disabled+0x48/0x280 [ 324.723942] filemap_fault+0x1594/0x25f0 [ 324.728019] ? __lock_page_or_retry+0xa00/0xa00 [ 324.732689] ? mark_held_locks+0x130/0x130 [ 324.736930] ? rcu_softirq_qs+0x20/0x20 [ 324.740924] ? filemap_map_pages+0xe04/0x1990 [ 324.745424] ? lock_downgrade+0x900/0x900 [ 324.749570] ? check_preemption_disabled+0x48/0x280 [ 324.754597] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.759536] ? kasan_check_read+0x11/0x20 [ 324.763685] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 324.768625] ? rcu_softirq_qs+0x20/0x20 [ 324.772617] ? rcu_softirq_qs+0x20/0x20 [ 324.776590] ? unwind_dump+0x190/0x190 [ 324.780500] ? kernel_text_address+0x79/0xf0 [ 324.784911] ? __kernel_text_address+0xd/0x40 [ 324.789407] ? unwind_get_return_address+0x61/0xa0 [ 324.794346] ? __save_stack_trace+0x8d/0xf0 [ 324.798684] ? lock_acquire+0x1ed/0x520 [ 324.802692] ? ext4_filemap_fault+0x7a/0xad [ 324.807018] ? lock_release+0xa00/0xa00 [ 324.810993] ? perf_trace_sched_process_exec+0x860/0x860 [ 324.816446] ? print_usage_bug+0xc0/0xc0 [ 324.820526] ? print_usage_bug+0xc0/0xc0 [ 324.824588] ? __x64_sys_read+0x73/0xb0 [ 324.828609] ? print_usage_bug+0xc0/0xc0 [ 324.832687] ? down_read+0x8d/0x120 [ 324.836313] ? ext4_filemap_fault+0x7a/0xad [ 324.840638] ? __down_interruptible+0x700/0x700 [ 324.845318] ext4_filemap_fault+0x82/0xad [ 324.849481] __do_fault+0x100/0x6b0 [ 324.853123] ? trace_hardirqs_on+0xbd/0x310 [ 324.857449] ? pmd_devmap_trans_unstable+0x220/0x220 [ 324.862562] ? mark_held_locks+0x130/0x130 [ 324.866822] ? mark_held_locks+0x130/0x130 [ 324.871079] ? do_syslog+0x147b/0x1690 [ 324.874978] ? do_syslog+0x309/0x1690 [ 324.878783] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.884344] __handle_mm_fault+0x307c/0x5920 [ 324.888781] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 324.893634] ? find_held_lock+0x36/0x1c0 [ 324.897719] ? zap_class+0x640/0x640 [ 324.901433] ? zap_class+0x640/0x640 [ 324.905155] ? find_held_lock+0x36/0x1c0 [ 324.909229] ? handle_mm_fault+0x42a/0xc70 [ 324.913466] ? lock_downgrade+0x900/0x900 [ 324.917621] ? check_preemption_disabled+0x48/0x280 [ 324.922650] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 324.927582] ? kasan_check_read+0x11/0x20 [ 324.931744] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 324.937028] ? rcu_softirq_qs+0x20/0x20 [ 324.941006] ? trace_hardirqs_off_caller+0x310/0x310 [ 324.946114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 324.951654] ? check_preemption_disabled+0x48/0x280 [ 324.956679] handle_mm_fault+0x54f/0xc70 [ 324.960751] ? __handle_mm_fault+0x5920/0x5920 [ 324.965339] ? find_vma+0x34/0x190 [ 324.968891] __do_page_fault+0x5e8/0xe60 [ 324.972951] ? trace_hardirqs_off+0xb8/0x310 [ 324.977361] ? kernel_write+0x120/0x120 [ 324.981347] do_page_fault+0xf2/0x7e0 [ 324.985150] ? vmalloc_sync_all+0x30/0x30 [ 324.989332] ? error_entry+0x70/0xd0 [ 324.993051] ? trace_hardirqs_off_caller+0xbb/0x310 [ 324.998073] ? trace_hardirqs_on_caller+0xc0/0x310 [ 325.003007] ? syscall_return_slowpath+0x5e0/0x5e0 [ 325.007937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.012783] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.017802] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 325.023256] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 325.028278] ? prepare_exit_to_usermode+0x291/0x3b0 [ 325.033294] ? page_fault+0x8/0x30 [ 325.036837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.041688] ? page_fault+0x8/0x30 [ 325.045237] page_fault+0x1e/0x30 [ 325.048691] RIP: 0033:0x7fb372d071fd [ 325.052422] Code: Bad RIP value. [ 325.055783] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 325.061147] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 325.068413] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 325.075685] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 325.082951] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 325.090222] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 325.097512] warn_alloc_show_mem: 1 callbacks suppressed [ 325.097525] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 325.097527] Mem-Info: [ 325.097558] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 325.097558] active_file:12 inactive_file:13 isolated_file:0 [ 325.097558] unevictable:0 dirty:0 writeback:0 unstable:0 [ 325.097558] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 325.097558] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 325.097558] free:13647 free_pcp:167 free_cma:0 [ 325.102903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.109832] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 325.112231] Call Trace: [ 325.145094] Node 0 [ 325.154439] [ 325.181947] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 325.184534] dump_stack+0x244/0x39d [ 325.186745] lowmem_reserve[]: [ 325.188897] ? dump_stack_print_info.cold.1+0x20/0x20 [ 325.214567] 0 2818 [ 325.218219] warn_alloc.cold.117+0xb7/0x1bd [ 325.221288] 6321 [ 325.226470] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 325.228685] 6321 [ 325.233001] ? lock_downgrade+0x900/0x900 [ 325.239876] ? trace_hardirqs_off+0xb8/0x310 [ 325.241920] Node 0 [ 325.246063] ? trace_hardirqs_off+0xb8/0x310 [ 325.250485] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 325.252697] __alloc_pages_slowpath+0x2660/0x2d70 [ 325.257077] lowmem_reserve[]: [ 325.284157] ? warn_alloc+0x120/0x120 [ 325.288954] 0 [ 325.292055] ? zap_class+0x640/0x640 [ 325.295831] 0 [ 325.297632] ? warn_alloc+0x120/0x120 [ 325.301321] 3503 [ 325.303118] ? print_usage_bug+0xc0/0xc0 [ 325.306899] 3503 [ 325.308961] ? warn_alloc+0x120/0x120 [ 325.315061] ? mark_held_locks+0x130/0x130 [ 325.318848] Node 0 [ 325.323076] ? print_usage_bug+0xc0/0xc0 [ 325.323107] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 325.323115] lowmem_reserve[]: [ 325.325349] ? trace_hardirqs_off+0xb8/0x310 [ 325.329377] 0 0 [ 325.357662] ? __lock_is_held+0xb5/0x140 [ 325.360747] 0 [ 325.365151] ? trace_hardirqs_on+0x310/0x310 [ 325.367104] 0 [ 325.371162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.377338] ? should_fail+0x22d/0xd01 [ 325.379116] Node 0 [ 325.384646] ? run_posix_cpu_timers+0x6b7/0x2540 [ 325.388507] DMA: [ 325.390740] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.395475] 1*4kB [ 325.397533] ? __lock_acquire+0x62f/0x4c20 [ 325.402616] (U) [ 325.404760] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.408978] 0*8kB [ 325.410950] ? __lock_acquire+0x62f/0x4c20 [ 325.416027] 0*16kB [ 325.418171] ? should_fail+0x22d/0xd01 [ 325.422379] 1*32kB (U) [ 325.424629] ? debug_smp_processor_id+0x1c/0x20 [ 325.428492] 2*64kB [ 325.431077] ? mark_held_locks+0x130/0x130 [ 325.435717] (U) 1*128kB [ 325.437958] ? mark_held_locks+0x130/0x130 [ 325.442169] (U) [ 325.444843] ? nohz_balance_enter_idle+0x6c0/0x6c0 [ 325.449070] 1*256kB [ 325.451041] ? zap_class+0x640/0x640 [ 325.455946] (U) [ 325.458266] ? print_usage_bug+0xc0/0xc0 [ 325.461955] 0*512kB [ 325.463924] ? __lock_acquire+0x62f/0x4c20 [ 325.467961] 1*1024kB [ 325.470297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.474516] (U) [ 325.476936] ? check_preemption_disabled+0x48/0x280 [ 325.482445] 1*2048kB [ 325.484419] ? __lock_is_held+0xb5/0x140 [ 325.489406] (M) [ 325.491816] __alloc_pages_nodemask+0xa80/0xde0 [ 325.495852] 3*4096kB [ 325.497819] ? zap_class+0x640/0x640 [ 325.502464] (M) [ 325.504875] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 325.508566] = 15908kB [ 325.510540] ? find_held_lock+0x36/0x1c0 [ 325.515526] Node 0 [ 325.517941] ? ____cache_alloc_node+0x1c7/0x1e0 [ 325.521969] DMA32: [ 325.524202] ? lock_downgrade+0x900/0x900 [ 325.528849] 4*4kB [ 325.531083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.535203] (M) [ 325.537353] cache_grow_begin+0xa5/0x8c0 [ 325.542869] 0*8kB [ 325.544839] ? do_raw_spin_unlock+0xa7/0x330 [ 325.548906] 3*16kB [ 325.551057] fallback_alloc+0x204/0x2e0 [ 325.555434] (UM) [ 325.557666] ____cache_alloc_node+0x1c7/0x1e0 [ 325.561622] 2*32kB [ 325.563684] kmem_cache_alloc_node+0xe3/0x730 [ 325.568151] (UM) [ 325.570388] ? ipv6_get_ifaddr+0x42e/0x620 [ 325.574856] 4*64kB [ 325.576918] __alloc_skb+0x119/0x770 [ 325.581120] (UM) [ 325.583355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 325.587043] 5*128kB [ 325.589102] ? netdev_alloc_frag+0x1f0/0x1f0 [ 325.594352] (UM) [ 325.596673] ? lock_downgrade+0x900/0x900 [ 325.601060] 3*256kB [ 325.603118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.607239] (M) [ 325.609559] ? refcount_sub_and_test_checked+0x203/0x310 [ 325.615068] 3*512kB [ 325.617037] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 325.622465] (M) [ 325.624781] ? addrconf_rs_timer+0x690/0x690 [ 325.630206] 3*1024kB [ 325.632185] ndisc_alloc_skb+0x144/0x340 [ 325.636561] (UM) [ 325.638969] ndisc_send_rs+0x331/0x6e0 [ 325.643009] 1*2048kB [ 325.645067] addrconf_rs_timer+0x314/0x690 [ 325.648928] (M) [ 325.651332] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.655541] 4*4096kB [ 325.657519] call_timer_fn+0x272/0x920 [ 325.661745] (M) [ 325.664162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.668029] = 24832kB [ 325.670003] ? process_timeout+0x40/0x40 [ 325.674215] Node 0 [ 325.676633] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 325.680666] Normal: [ 325.682911] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 325.688326] 792*4kB [ 325.690655] ? retint_kernel+0x2d/0x2d [ 325.695396] (MEH) [ 325.697716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.701580] 463*8kB [ 325.703742] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 325.707945] (UME) [ 325.710264] __run_timers+0x7e5/0xc70 [ 325.714475] 172*16kB [ 325.716636] ? timer_fixup_init+0x70/0x70 [ 325.720409] (UMEH) [ 325.722818] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 325.726944] 71*32kB [ 325.729176] ? zap_class+0x640/0x640 [ 325.734171] (UME) [ 325.736508] ? enqueue_hrtimer+0x1a5/0x560 [ 325.740198] 13*64kB [ 325.742346] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 325.746555] (UMH) [ 325.748875] ? find_held_lock+0x36/0x1c0 [ 325.754041] 1*128kB (U) [ 325.756197] ? zap_class+0x640/0x640 [ 325.760234] 0*256kB [ 325.762906] ? pvclock_read_flags+0x160/0x160 [ 325.766591] 0*512kB [ 325.768923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.773389] 1*1024kB [ 325.775712] ? check_preemption_disabled+0x48/0x280 [ 325.781222] (U) [ 325.783639] ? __lock_is_held+0xb5/0x140 [ 325.788626] 0*2048kB 0*4096kB [ 325.790615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.794654] = 13880kB [ 325.797843] ? check_preemption_disabled+0x48/0x280 [ 325.803360] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 325.805765] run_timer_softirq+0x52/0xb0 [ 325.810763] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 325.819588] ? rcu_read_lock_sched_held+0x14f/0x180 [ 325.823632] 163 total pagecache pages [ 325.832203] __do_softirq+0x308/0xb7e [ 325.837205] 0 pages in swap cache [ 325.840994] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 325.844774] Swap cache stats: add 0, delete 0, find 0/0 [ 325.848219] ? lock_downgrade+0x900/0x900 [ 325.852692] Free swap = 0kB [ 325.858044] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 325.862172] Total swap = 0kB [ 325.865186] ? pvclock_read_flags+0x160/0x160 [ 325.870263] 1965979 pages RAM [ 325.873280] ? lapic_next_event+0x5a/0x90 [ 325.877752] 0 pages HighMem/MovableOnly [ 325.880851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.884976] 342867 pages reserved [ 325.888944] ? kvm_clock_read+0x18/0x30 [ 325.894459] 0 pages cma reserved [ 325.897903] ? kvm_sched_clock_read+0x9/0x20 [ 325.901930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 325.905208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.905222] ? check_preemption_disabled+0x48/0x280 [ 325.905244] irq_exit+0x17f/0x1c0 [ 325.909702] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 325.916122] smp_apic_timer_interrupt+0x1cb/0x760 [ 325.921640] rsyslogd cpuset= [ 325.926648] ? smp_reschedule_interrupt+0x109/0x650 [ 325.930077] / [ 325.940119] ? smp_call_function_single_interrupt+0x650/0x650 [ 325.944939] mems_allowed=0 [ 325.947953] ? interrupt_entry+0xb5/0xc0 [ 325.967482] ? trace_hardirqs_off_caller+0xbb/0x310 [ 325.972497] ? trace_hardirqs_off_caller+0xbb/0x310 [ 325.977515] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.982359] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.987385] ? trace_hardirqs_on_caller+0x310/0x310 [ 325.992411] ? task_prio+0x50/0x50 [ 325.995958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.001502] ? check_preemption_disabled+0x48/0x280 [ 326.006526] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.011406] apic_timer_interrupt+0xf/0x20 [ 326.015637] [ 326.017881] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 326.022814] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 326.041717] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 326.049430] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 326.056701] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 326.063973] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 326.071243] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 326.078524] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 326.085828] skb_clone+0x1bb/0x500 [ 326.089372] ? finish_task_switch+0x2f4/0x910 [ 326.093878] ? skb_split+0x11e0/0x11e0 [ 326.097773] ? preempt_notifier_register+0x200/0x200 [ 326.102876] ? __switch_to_asm+0x34/0x70 [ 326.107028] ? __switch_to_asm+0x34/0x70 [ 326.111090] ? __switch_to_asm+0x40/0x70 [ 326.115169] ? __switch_to_asm+0x34/0x70 [ 326.119232] ? __switch_to_asm+0x40/0x70 [ 326.123306] ? __switch_to_asm+0x34/0x70 [ 326.127393] ? __switch_to_asm+0x40/0x70 [ 326.131474] ? __switch_to_asm+0x34/0x70 [ 326.135538] ? __switch_to_asm+0x34/0x70 [ 326.139598] ? __switch_to_asm+0x40/0x70 [ 326.143668] ? __switch_to_asm+0x34/0x70 [ 326.147742] bpf_clone_redirect+0xb9/0x490 [ 326.151981] ? __schedule+0x8d7/0x21d0 [ 326.155877] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 326.160895] ? __sched_text_start+0x8/0x8 [ 326.165046] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 326.169812] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 326.174403] ? retint_kernel+0x2d/0x2d [ 326.178297] ? find_held_lock+0x36/0x1c0 [ 326.182365] ? lock_acquire+0x1ed/0x520 [ 326.186350] ? bpf_test_run+0x3cb/0x780 [ 326.190336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.195874] ? check_preemption_disabled+0x48/0x280 [ 326.200904] ? kasan_check_read+0x11/0x20 [ 326.205060] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 326.210368] ? rcu_softirq_qs+0x20/0x20 [ 326.214366] ? preempt_schedule+0x4d/0x60 [ 326.218519] ? ___preempt_schedule+0x16/0x18 [ 326.222938] ? bpf_test_run+0x25d/0x780 [ 326.226923] ? netlink_diag_dump+0x2a0/0x2a0 [ 326.231335] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.236871] ? bpf_test_init.isra.10+0x70/0x100 [ 326.241549] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 326.246330] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 326.251176] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 326.256736] ? fput+0x130/0x1a0 [ 326.260023] ? __bpf_prog_get+0x9b/0x290 [ 326.264088] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 326.268936] ? bpf_prog_test_run+0x130/0x1a0 [ 326.273351] ? __x64_sys_bpf+0x3d8/0x520 [ 326.277438] ? bpf_prog_get+0x20/0x20 [ 326.281281] ? do_syscall_64+0x1b9/0x820 [ 326.285346] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 326.290744] ? syscall_return_slowpath+0x5e0/0x5e0 [ 326.295693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.300542] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.305566] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 326.310587] ? prepare_exit_to_usermode+0x291/0x3b0 [ 326.315626] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.320496] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.325895] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 326.325979] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 326.332385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.332393] Call Trace: [ 326.339022] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 326.348470] [ 326.351047] syz-executor2 cpuset= [ 326.361531] dump_stack+0x244/0x39d [ 326.363670] syz2 [ 326.367117] ? dump_stack_print_info.cold.1+0x20/0x20 [ 326.370723] mems_allowed=0 [ 326.372698] warn_alloc.cold.117+0xb7/0x1bd [ 326.385092] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 326.389945] ? lock_downgrade+0x900/0x900 [ 326.394106] ? trace_hardirqs_off+0xb8/0x310 [ 326.398522] ? trace_hardirqs_off+0xb8/0x310 [ 326.402939] __alloc_pages_slowpath+0x2660/0x2d70 [ 326.407816] ? warn_alloc+0x120/0x120 [ 326.411647] ? warn_alloc+0x120/0x120 [ 326.415473] ? print_usage_bug+0xc0/0xc0 [ 326.419553] ? warn_alloc+0x120/0x120 [ 326.423378] ? print_usage_bug+0xc0/0xc0 [ 326.427444] ? __lock_acquire+0x62f/0x4c20 [ 326.431679] ? __lock_acquire+0x62f/0x4c20 [ 326.435927] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.441467] ? should_fail+0x22d/0xd01 [ 326.445360] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.450470] ? __lock_acquire+0x62f/0x4c20 [ 326.454776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.459887] ? __lock_acquire+0x62f/0x4c20 [ 326.464118] ? should_fail+0x22d/0xd01 [ 326.468022] ? find_held_lock+0x36/0x1c0 [ 326.472093] ? mark_held_locks+0x130/0x130 [ 326.476378] ? mark_held_locks+0x130/0x130 [ 326.480621] ? zap_class+0x640/0x640 [ 326.484355] ? zap_class+0x640/0x640 [ 326.488077] ? print_usage_bug+0xc0/0xc0 [ 326.492140] ? do_raw_spin_unlock+0xa7/0x330 [ 326.496548] ? zap_class+0x640/0x640 [ 326.500266] ? print_usage_bug+0xc0/0xc0 [ 326.504328] ? wq_watchdog_touch+0x9c/0xfe [ 326.508597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.514164] ? check_preemption_disabled+0x48/0x280 [ 326.519189] ? __lock_is_held+0xb5/0x140 [ 326.523305] __alloc_pages_nodemask+0xa80/0xde0 [ 326.528024] ? zap_class+0x640/0x640 [ 326.531779] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 326.536806] ? find_held_lock+0x36/0x1c0 [ 326.540910] ? ____cache_alloc_node+0x1c7/0x1e0 [ 326.545582] ? lock_downgrade+0x900/0x900 [ 326.549751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.555299] cache_grow_begin+0xa5/0x8c0 [ 326.559365] ? do_raw_spin_unlock+0xa7/0x330 [ 326.563782] fallback_alloc+0x204/0x2e0 [ 326.567767] ____cache_alloc_node+0x1c7/0x1e0 [ 326.572271] kmem_cache_alloc_node+0xe3/0x730 [ 326.576783] ? ipv6_get_ifaddr+0x42e/0x620 [ 326.581034] __alloc_skb+0x119/0x770 [ 326.584753] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 326.590035] ? netdev_alloc_frag+0x1f0/0x1f0 [ 326.594451] ? lock_downgrade+0x900/0x900 [ 326.598622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.604165] ? refcount_sub_and_test_checked+0x203/0x310 [ 326.609658] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 326.615115] ? addrconf_rs_timer+0x690/0x690 [ 326.619549] ndisc_alloc_skb+0x144/0x340 [ 326.623626] ndisc_send_rs+0x331/0x6e0 [ 326.627542] addrconf_rs_timer+0x314/0x690 [ 326.631783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.636050] call_timer_fn+0x272/0x920 [ 326.639983] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.644238] ? process_timeout+0x40/0x40 [ 326.648313] ? mark_held_locks+0xc7/0x130 [ 326.652499] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.657016] ? _raw_spin_unlock_irq+0x27/0x80 [ 326.661513] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.665750] ? lockdep_hardirqs_on+0x296/0x5b0 [ 326.670364] ? trace_hardirqs_on+0xbd/0x310 [ 326.674719] ? kasan_check_read+0x11/0x20 [ 326.678883] ? __run_timers+0x7da/0xc70 [ 326.682861] ? trace_hardirqs_off_caller+0x310/0x310 [ 326.687984] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.692227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 326.696466] __run_timers+0x7e5/0xc70 [ 326.700297] ? timer_fixup_init+0x70/0x70 [ 326.704484] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 326.709519] ? zap_class+0x640/0x640 [ 326.713240] ? print_usage_bug+0xc0/0xc0 [ 326.717306] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 326.722505] ? find_held_lock+0x36/0x1c0 [ 326.726572] ? zap_class+0x640/0x640 [ 326.730306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.735844] ? check_preemption_disabled+0x48/0x280 [ 326.740881] ? __lock_is_held+0xb5/0x140 [ 326.744950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.750488] ? check_preemption_disabled+0x48/0x280 [ 326.755513] run_timer_softirq+0x52/0xb0 [ 326.759581] ? rcu_read_lock_sched_held+0x14f/0x180 [ 326.764614] __do_softirq+0x308/0xb7e [ 326.768424] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 326.772925] ? lock_downgrade+0x900/0x900 [ 326.777079] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 326.782193] ? pvclock_read_flags+0x160/0x160 [ 326.786694] ? lapic_next_event+0x5a/0x90 [ 326.790851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.796403] ? kvm_clock_read+0x18/0x30 [ 326.800378] ? kvm_sched_clock_read+0x9/0x20 [ 326.804795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.810335] ? check_preemption_disabled+0x48/0x280 [ 326.815376] irq_exit+0x17f/0x1c0 [ 326.818848] smp_apic_timer_interrupt+0x1cb/0x760 [ 326.823697] ? smp_call_function_single_interrupt+0x650/0x650 [ 326.829594] ? interrupt_entry+0xb5/0xc0 [ 326.833672] ? trace_hardirqs_off_caller+0xbb/0x310 [ 326.838692] ? trace_hardirqs_off_caller+0xbb/0x310 [ 326.843712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.848559] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.853727] ? trace_hardirqs_on_caller+0x310/0x310 [ 326.858757] ? task_prio+0x50/0x50 [ 326.862304] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.867846] ? check_preemption_disabled+0x48/0x280 [ 326.872885] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.877748] apic_timer_interrupt+0xf/0x20 [ 326.881978] [ 326.884220] RIP: 0010:dump_stack+0x358/0x39d [ 326.888636] 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 [ 326.907568] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 326.915331] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 326.922609] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 326.929887] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 326.937153] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 326.944420] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 326.951713] ? dump_stack+0x34f/0x39d [ 326.955530] ? dump_stack_print_info.cold.1+0x20/0x20 [ 326.960737] dump_header+0x27b/0xf72 [ 326.964463] ? mark_held_locks+0x130/0x130 [ 326.968703] ? pagefault_out_of_memory+0x197/0x197 [ 326.973649] ? __lock_acquire+0x62f/0x4c20 [ 326.977887] ? zap_class+0x640/0x640 [ 326.981614] ? percpu_ref_get_many+0x240/0x240 [ 326.986199] ? print_usage_bug+0xc0/0xc0 [ 326.990260] ? print_usage_bug+0xc0/0xc0 [ 326.994328] ? zap_class+0x640/0x640 [ 326.998047] ? print_usage_bug+0xc0/0xc0 [ 327.002111] ? print_usage_bug+0xc0/0xc0 [ 327.006184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.011729] ? find_held_lock+0x36/0x1c0 [ 327.015801] ? mark_held_locks+0xc7/0x130 [ 327.019954] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 327.025060] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 327.030165] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 327.034752] ? trace_hardirqs_on+0xbd/0x310 [ 327.039077] ? kasan_check_read+0x11/0x20 [ 327.043224] ? ___ratelimit+0x3b4/0x672 [ 327.047203] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.052309] ? trace_hardirqs_on+0x310/0x310 [ 327.056719] ? lock_downgrade+0x900/0x900 [ 327.060881] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.065984] ? ___ratelimit+0x3b9/0x672 [ 327.069962] ? idr_get_free+0xec0/0xec0 [ 327.073937] ? find_held_lock+0x36/0x1c0 [ 327.078009] oom_kill_process.cold.27+0x10/0x903 [ 327.082772] ? zap_class+0x640/0x640 [ 327.086490] ? check_preemption_disabled+0x48/0x280 [ 327.091545] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.096475] ? kasan_check_read+0x11/0x20 [ 327.100668] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.105943] ? oom_evaluate_task+0x540/0x540 [ 327.110354] ? find_held_lock+0x36/0x1c0 [ 327.114425] ? out_of_memory+0x974/0x1430 [ 327.118577] ? lock_downgrade+0x900/0x900 [ 327.122735] ? check_preemption_disabled+0x48/0x280 [ 327.127756] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.132684] ? kasan_check_read+0x11/0x20 [ 327.136834] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.142114] ? rcu_softirq_qs+0x20/0x20 [ 327.146097] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 327.151640] ? oom_evaluate_task+0x302/0x540 [ 327.156055] out_of_memory+0xa84/0x1430 [ 327.160042] ? oom_killer_disable+0x3a0/0x3a0 [ 327.164539] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 327.169524] ? __mutex_add_waiter+0x2a0/0x2a0 [ 327.174050] __alloc_pages_slowpath+0x22d4/0x2d70 [ 327.178932] ? warn_alloc+0x120/0x120 [ 327.182733] ? rcu_softirq_qs+0x20/0x20 [ 327.186734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.192276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.197859] ? should_fail+0x22d/0xd01 [ 327.201772] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.206887] ? zap_class+0x640/0x640 [ 327.210635] ? __lock_is_held+0xb5/0x140 [ 327.214933] ? mark_held_locks+0x130/0x130 [ 327.219171] ? lock_release+0xa00/0xa00 [ 327.223146] ? perf_trace_sched_process_exec+0x860/0x860 [ 327.228614] ? __might_sleep+0x95/0x190 [ 327.232621] __alloc_pages_nodemask+0xa80/0xde0 [ 327.237301] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 327.242324] ? __page_cache_alloc+0x191/0x5c0 [ 327.246830] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.251767] ? kasan_check_read+0x11/0x20 [ 327.255916] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.261201] ? zap_class+0x640/0x640 [ 327.264923] ? zap_class+0x640/0x640 [ 327.268642] ? zap_class+0x640/0x640 [ 327.272355] ? __do_page_cache_readahead+0x7ce/0x980 [ 327.277467] ? find_held_lock+0x36/0x1c0 [ 327.281534] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 327.287085] alloc_pages_current+0x173/0x350 [ 327.291504] __page_cache_alloc+0x38c/0x5c0 [ 327.295833] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.300762] ? kasan_check_read+0x11/0x20 [ 327.304918] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.310215] ? generic_perform_write+0x6a0/0x6a0 [ 327.314975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.320514] ? check_preemption_disabled+0x48/0x280 [ 327.325588] filemap_fault+0x1594/0x25f0 [ 327.329676] ? __lock_page_or_retry+0xa00/0xa00 [ 327.334350] ? mark_held_locks+0x130/0x130 [ 327.338591] ? rcu_softirq_qs+0x20/0x20 [ 327.342591] ? filemap_map_pages+0xe04/0x1990 [ 327.347106] ? lock_downgrade+0x900/0x900 [ 327.351255] ? check_preemption_disabled+0x48/0x280 [ 327.356282] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.361213] ? kasan_check_read+0x11/0x20 [ 327.365365] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 327.370301] ? rcu_softirq_qs+0x20/0x20 [ 327.374283] ? rcu_softirq_qs+0x20/0x20 [ 327.378258] ? unwind_dump+0x190/0x190 [ 327.382164] ? kernel_text_address+0x79/0xf0 [ 327.386576] ? __kernel_text_address+0xd/0x40 [ 327.391083] ? unwind_get_return_address+0x61/0xa0 [ 327.396016] ? __save_stack_trace+0x8d/0xf0 [ 327.400352] ? lock_acquire+0x1ed/0x520 [ 327.404327] ? ext4_filemap_fault+0x7a/0xad [ 327.408658] ? lock_release+0xa00/0xa00 [ 327.412635] ? perf_trace_sched_process_exec+0x860/0x860 [ 327.418087] ? print_usage_bug+0xc0/0xc0 [ 327.422149] ? print_usage_bug+0xc0/0xc0 [ 327.426209] ? __x64_sys_read+0x73/0xb0 [ 327.430185] ? print_usage_bug+0xc0/0xc0 [ 327.434258] ? down_read+0x8d/0x120 [ 327.437892] ? ext4_filemap_fault+0x7a/0xad [ 327.442216] ? __down_interruptible+0x700/0x700 [ 327.446901] ext4_filemap_fault+0x82/0xad [ 327.451057] __do_fault+0x100/0x6b0 [ 327.454688] ? trace_hardirqs_on+0xbd/0x310 [ 327.459019] ? pmd_devmap_trans_unstable+0x220/0x220 [ 327.464125] ? mark_held_locks+0x130/0x130 [ 327.468386] ? mark_held_locks+0x130/0x130 [ 327.472638] ? do_syslog+0x147b/0x1690 [ 327.476534] ? do_syslog+0x309/0x1690 [ 327.480339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.485888] __handle_mm_fault+0x307c/0x5920 [ 327.490306] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 327.495157] ? find_held_lock+0x36/0x1c0 [ 327.499236] ? zap_class+0x640/0x640 [ 327.502951] ? zap_class+0x640/0x640 [ 327.506673] ? find_held_lock+0x36/0x1c0 [ 327.510746] ? handle_mm_fault+0x42a/0xc70 [ 327.514988] ? lock_downgrade+0x900/0x900 [ 327.519135] ? check_preemption_disabled+0x48/0x280 [ 327.524161] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 327.529094] ? kasan_check_read+0x11/0x20 [ 327.533248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.538532] ? rcu_softirq_qs+0x20/0x20 [ 327.542508] ? trace_hardirqs_off_caller+0x310/0x310 [ 327.547623] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.553163] ? check_preemption_disabled+0x48/0x280 [ 327.558189] handle_mm_fault+0x54f/0xc70 [ 327.562258] ? __handle_mm_fault+0x5920/0x5920 [ 327.566846] ? find_vma+0x34/0x190 [ 327.570397] __do_page_fault+0x5e8/0xe60 [ 327.574463] ? trace_hardirqs_off+0xb8/0x310 [ 327.578895] ? kernel_write+0x120/0x120 [ 327.582903] do_page_fault+0xf2/0x7e0 [ 327.586710] ? vmalloc_sync_all+0x30/0x30 [ 327.590866] ? error_entry+0x70/0xd0 [ 327.594587] ? trace_hardirqs_off_caller+0xbb/0x310 [ 327.599623] ? trace_hardirqs_on_caller+0xc0/0x310 [ 327.604573] ? syscall_return_slowpath+0x5e0/0x5e0 [ 327.609506] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.614347] ? trace_hardirqs_on_caller+0x310/0x310 [ 327.619365] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 327.624832] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 327.629888] ? prepare_exit_to_usermode+0x291/0x3b0 [ 327.634913] ? page_fault+0x8/0x30 [ 327.638458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.643308] ? page_fault+0x8/0x30 [ 327.646856] page_fault+0x1e/0x30 [ 327.650315] RIP: 0033:0x7fb372d071fd [ 327.654041] Code: Bad RIP value. [ 327.657404] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 327.662768] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 327.670073] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 327.677344] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 327.684617] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 327.691889] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 327.699184] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 327.699190] warn_alloc_show_mem: 1 callbacks suppressed [ 327.699197] Mem-Info: [ 327.706128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.711499] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 327.711499] active_file:12 inactive_file:13 isolated_file:0 [ 327.711499] unevictable:0 dirty:0 writeback:0 unstable:0 [ 327.711499] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 327.711499] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 327.711499] free:13647 free_pcp:167 free_cma:0 [ 327.713873] Call Trace: [ 327.723268] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 327.756114] [ 327.758703] Node 0 [ 327.786225] dump_stack+0x244/0x39d [ 327.788365] 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 [ 327.790577] ? dump_stack_print_info.cold.1+0x20/0x20 [ 327.794179] lowmem_reserve[]: [ 327.819686] warn_alloc.cold.117+0xb7/0x1bd [ 327.824842] 0 [ 327.827941] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 327.832233] 2818 6321 [ 327.834047] ? lock_downgrade+0x900/0x900 [ 327.838859] 6321 [ 327.841357] ? trace_hardirqs_off+0xb8/0x310 [ 327.847533] ? trace_hardirqs_off+0xb8/0x310 [ 327.851913] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 327.856345] __alloc_pages_slowpath+0x2660/0x2d70 [ 327.856392] ? warn_alloc+0x120/0x120 [ 327.884002] lowmem_reserve[]: 0 [ 327.888852] ? warn_alloc+0x120/0x120 [ 327.892629] 0 [ 327.895907] ? print_usage_bug+0xc0/0xc0 [ 327.899680] 3503 [ 327.901476] ? warn_alloc+0x120/0x120 [ 327.905517] 3503 [ 327.907578] ? print_usage_bug+0xc0/0xc0 [ 327.913427] ? __lock_acquire+0x62f/0x4c20 [ 327.917476] Node 0 [ 327.921711] ? __lock_acquire+0x62f/0x4c20 [ 327.921742] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 327.921749] lowmem_reserve[]: [ 327.923985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 327.928190] 0 [ 327.956477] ? should_fail+0x22d/0xd01 [ 327.959558] 0 [ 327.965095] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 327.966867] 0 [ 327.970745] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.972525] 0 [ 327.977797] ? __lock_acquire+0x62f/0x4c20 [ 327.984667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.986462] Node 0 [ 327.990693] ? __lock_acquire+0x62f/0x4c20 [ 327.995770] DMA: [ 327.998014] ? should_fail+0x22d/0xd01 [ 328.002225] 1*4kB [ 328.004286] ? rcu_irq_exit+0x1a2/0x390 [ 328.008145] (U) [ 328.010298] ? mark_held_locks+0x130/0x130 [ 328.014247] 0*8kB [ 328.016217] ? mark_held_locks+0x130/0x130 [ 328.020425] 0*16kB [ 328.022573] ? mark_held_locks+0xc7/0x130 [ 328.026783] 1*32kB [ 328.029014] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 328.033133] (U) [ 328.035368] ? zap_class+0x640/0x640 [ 328.040363] 2*64kB [ 328.042337] ? print_usage_bug+0xc0/0xc0 [ 328.046030] (U) [ 328.048265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.052298] 1*128kB [ 328.054268] ? check_preemption_disabled+0x48/0x280 [ 328.059780] (U) [ 328.062105] ? __lock_is_held+0xb5/0x140 [ 328.067090] 1*256kB [ 328.069063] __alloc_pages_nodemask+0xa80/0xde0 [ 328.073097] (U) [ 328.075431] ? zap_class+0x640/0x640 [ 328.080074] 0*512kB [ 328.082044] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 328.085735] 1*1024kB [ 328.088060] ? find_held_lock+0x36/0x1c0 [ 328.093045] (U) [ 328.095460] ? ____cache_alloc_node+0x1c7/0x1e0 [ 328.099491] 1*2048kB [ 328.101464] ? lock_downgrade+0x900/0x900 [ 328.106106] (M) [ 328.108519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.112652] 3*4096kB [ 328.114629] cache_grow_begin+0xa5/0x8c0 [ 328.120142] (M) [ 328.122574] ? do_raw_spin_unlock+0xa7/0x330 [ 328.126636] = 15908kB [ 328.128620] fallback_alloc+0x204/0x2e0 [ 328.133003] Node 0 [ 328.135411] ____cache_alloc_node+0x1c7/0x1e0 [ 328.139359] DMA32: [ 328.141595] kmem_cache_alloc_node+0xe3/0x730 [ 328.146073] 4*4kB [ 328.148303] ? ipv6_get_ifaddr+0x42e/0x620 [ 328.152775] (M) [ 328.154924] __alloc_skb+0x119/0x770 [ 328.159131] 0*8kB [ 328.161106] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.164796] 3*16kB [ 328.166940] ? netdev_alloc_frag+0x1f0/0x1f0 [ 328.172193] (UM) [ 328.174427] ? lock_downgrade+0x900/0x900 [ 328.178814] 2*32kB [ 328.180876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.185002] (UM) [ 328.187237] ? refcount_sub_and_test_checked+0x203/0x310 [ 328.192744] 4*64kB [ 328.194801] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 328.200227] (UM) [ 328.202461] ? addrconf_rs_timer+0x690/0x690 [ 328.207892] 5*128kB [ 328.209955] ndisc_alloc_skb+0x144/0x340 [ 328.214331] (UM) [ 328.216649] ndisc_send_rs+0x331/0x6e0 [ 328.220686] 3*256kB [ 328.222741] addrconf_rs_timer+0x314/0x690 [ 328.226615] (M) [ 328.228937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.233144] 3*512kB [ 328.235125] call_timer_fn+0x272/0x920 [ 328.239328] (M) [ 328.241644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.245511] 3*1024kB [ 328.247481] ? process_timeout+0x40/0x40 [ 328.251736] (UM) [ 328.254149] ? __run_timers+0x7da/0xc70 [ 328.258185] 1*2048kB [ 328.260248] ? _raw_spin_unlock_irq+0x27/0x80 [ 328.264197] (M) [ 328.266629] ? _raw_spin_unlock_irq+0x27/0x80 [ 328.271098] 4*4096kB [ 328.273066] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.277539] (M) [ 328.279948] ? lockdep_hardirqs_on+0x296/0x5b0 [ 328.284159] = 24832kB [ 328.286130] ? trace_hardirqs_on+0xbd/0x310 [ 328.290688] Node 0 [ 328.293098] ? kasan_check_read+0x11/0x20 [ 328.297392] Normal: [ 328.299635] ? __run_timers+0x7da/0xc70 [ 328.303761] 792*4kB [ 328.306080] ? trace_hardirqs_off_caller+0x310/0x310 [ 328.310033] (MEH) [ 328.312355] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.317433] 463*8kB [ 328.319580] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 328.323795] (UME) [ 328.326116] __run_timers+0x7e5/0xc70 [ 328.330327] 172*16kB [ 328.332483] ? timer_fixup_init+0x70/0x70 [ 328.336250] (UMEH) [ 328.338657] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 328.342781] 71*32kB [ 328.345504] ? zap_class+0x640/0x640 [ 328.350495] (UME) [ 328.352816] ? enqueue_hrtimer+0x1a5/0x560 [ 328.356507] 13*64kB [ 328.358652] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 328.362863] (UMH) [ 328.365188] ? find_held_lock+0x36/0x1c0 [ 328.370356] 1*128kB [ 328.372504] ? zap_class+0x640/0x640 [ 328.376538] (U) [ 328.378861] ? pvclock_read_flags+0x160/0x160 [ 328.382567] 0*256kB [ 328.384585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.389059] 0*512kB [ 328.391385] ? check_preemption_disabled+0x48/0x280 [ 328.396892] 1*1024kB [ 328.399214] ? __lock_is_held+0xb5/0x140 [ 328.404204] (U) [ 328.406621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.410670] 0*2048kB [ 328.412647] ? check_preemption_disabled+0x48/0x280 [ 328.418164] 0*4096kB [ 328.420570] run_timer_softirq+0x52/0xb0 [ 328.425561] = 13880kB [ 328.427970] ? rcu_read_lock_sched_held+0x14f/0x180 [ 328.432009] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 328.434426] __do_softirq+0x308/0xb7e [ 328.439419] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 328.448247] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 328.452025] 163 total pagecache pages [ 328.460617] ? lock_downgrade+0x900/0x900 [ 328.465095] 0 pages in swap cache [ 328.468911] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 328.473046] Swap cache stats: add 0, delete 0, find 0/0 [ 328.476496] ? pvclock_read_flags+0x160/0x160 [ 328.481574] Free swap = 0kB [ 328.486934] ? lapic_next_event+0x5a/0x90 [ 328.491399] Total swap = 0kB [ 328.494415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.498555] 1965979 pages RAM [ 328.501568] ? kvm_clock_read+0x18/0x30 [ 328.507080] 0 pages HighMem/MovableOnly [ 328.510178] ? kvm_sched_clock_read+0x9/0x20 [ 328.514128] 342867 pages reserved [ 328.518096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.522480] 0 pages cma reserved [ 328.525927] ? check_preemption_disabled+0x48/0x280 [ 328.531515] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 328.534804] irq_exit+0x17f/0x1c0 [ 328.534818] smp_apic_timer_interrupt+0x1cb/0x760 [ 328.534833] ? smp_reschedule_interrupt+0x109/0x650 [ 328.540078] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 328.546380] ? smp_call_function_single_interrupt+0x650/0x650 [ 328.549828] rsyslogd cpuset= [ 328.554667] ? interrupt_entry+0xb5/0xc0 [ 328.559659] / [ 328.569724] ? trace_hardirqs_off_caller+0xbb/0x310 [ 328.575583] mems_allowed=0 [ 328.578614] ? trace_hardirqs_off_caller+0xbb/0x310 [ 328.597281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.602128] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.607162] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.612179] ? task_prio+0x50/0x50 [ 328.615722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.621259] ? check_preemption_disabled+0x48/0x280 [ 328.626281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.631137] apic_timer_interrupt+0xf/0x20 [ 328.635370] [ 328.637632] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 328.642569] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 328.661474] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 328.669187] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 328.676486] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 328.683770] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 328.691039] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 328.698310] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 328.705624] skb_clone+0x1bb/0x500 [ 328.709169] ? finish_task_switch+0x2f4/0x910 [ 328.713669] ? skb_split+0x11e0/0x11e0 [ 328.717563] ? preempt_notifier_register+0x200/0x200 [ 328.722671] ? __switch_to_asm+0x34/0x70 [ 328.726734] ? __switch_to_asm+0x34/0x70 [ 328.730799] ? __switch_to_asm+0x40/0x70 [ 328.734859] ? __switch_to_asm+0x34/0x70 [ 328.738920] ? __switch_to_asm+0x40/0x70 [ 328.742979] ? __switch_to_asm+0x34/0x70 [ 328.747042] ? __switch_to_asm+0x40/0x70 [ 328.751105] ? __switch_to_asm+0x34/0x70 [ 328.755164] ? __switch_to_asm+0x34/0x70 [ 328.759223] ? __switch_to_asm+0x40/0x70 [ 328.763287] ? __switch_to_asm+0x34/0x70 [ 328.767356] bpf_clone_redirect+0xb9/0x490 [ 328.771596] ? __schedule+0x8d7/0x21d0 [ 328.775503] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 328.780521] ? __sched_text_start+0x8/0x8 [ 328.784672] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 328.789433] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 328.794021] ? retint_kernel+0x2d/0x2d [ 328.797917] ? find_held_lock+0x36/0x1c0 [ 328.801986] ? lock_acquire+0x1ed/0x520 [ 328.805960] ? bpf_test_run+0x3cb/0x780 [ 328.809937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.815480] ? check_preemption_disabled+0x48/0x280 [ 328.820507] ? kasan_check_read+0x11/0x20 [ 328.824660] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 328.829938] ? rcu_softirq_qs+0x20/0x20 [ 328.833917] ? preempt_schedule+0x4d/0x60 [ 328.838066] ? ___preempt_schedule+0x16/0x18 [ 328.842481] ? bpf_test_run+0x25d/0x780 [ 328.846469] ? netlink_diag_dump+0x2a0/0x2a0 [ 328.850881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 328.856422] ? bpf_test_init.isra.10+0x70/0x100 [ 328.861100] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 328.865865] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 328.870709] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 328.876250] ? fput+0x130/0x1a0 [ 328.879536] ? __bpf_prog_get+0x9b/0x290 [ 328.883654] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 328.888527] ? bpf_prog_test_run+0x130/0x1a0 [ 328.892944] ? __x64_sys_bpf+0x3d8/0x520 [ 328.897011] ? bpf_prog_get+0x20/0x20 [ 328.900843] ? do_syscall_64+0x1b9/0x820 [ 328.904908] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 328.910274] ? syscall_return_slowpath+0x5e0/0x5e0 [ 328.915208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.920052] ? trace_hardirqs_on_caller+0x310/0x310 [ 328.925072] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 328.930091] ? prepare_exit_to_usermode+0x291/0x3b0 [ 328.935118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.939973] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.945357] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 328.945448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 328.951848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.951857] Call Trace: [ 328.958434] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 328.967680] [ 328.970254] syz-executor2 cpuset= [ 328.980746] dump_stack+0x244/0x39d [ 328.982871] syz2 [ 328.986362] ? dump_stack_print_info.cold.1+0x20/0x20 [ 328.989999] mems_allowed=0 [ 328.991975] warn_alloc.cold.117+0xb7/0x1bd [ 329.004365] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 329.009215] ? lock_downgrade+0x900/0x900 [ 329.013402] ? trace_hardirqs_off+0xb8/0x310 [ 329.017815] ? trace_hardirqs_off+0xb8/0x310 [ 329.022250] __alloc_pages_slowpath+0x2660/0x2d70 [ 329.027122] ? warn_alloc+0x120/0x120 [ 329.030934] ? warn_alloc+0x120/0x120 [ 329.034742] ? print_usage_bug+0xc0/0xc0 [ 329.038809] ? warn_alloc+0x120/0x120 [ 329.042635] ? print_usage_bug+0xc0/0xc0 [ 329.046703] ? check_preemption_disabled+0x48/0x280 [ 329.051728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.057267] ? should_fail+0x22d/0xd01 [ 329.061159] ? __lock_acquire+0x62f/0x4c20 [ 329.065425] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.070529] ? __lock_acquire+0x62f/0x4c20 [ 329.074767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.079872] ? __lock_acquire+0x62f/0x4c20 [ 329.084110] ? should_fail+0x22d/0xd01 [ 329.088008] ? mark_held_locks+0x130/0x130 [ 329.092250] ? mark_held_locks+0x130/0x130 [ 329.096488] ? account_entity_enqueue+0x3a3/0x660 [ 329.101336] ? zap_class+0x640/0x640 [ 329.105054] ? print_usage_bug+0xc0/0xc0 [ 329.109120] ? rcu_softirq_qs+0x20/0x20 [ 329.113102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.118646] ? check_preemption_disabled+0x48/0x280 [ 329.123675] ? __lock_is_held+0xb5/0x140 [ 329.127742] __alloc_pages_nodemask+0xa80/0xde0 [ 329.132409] ? zap_class+0x640/0x640 [ 329.136127] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 329.141154] ? find_held_lock+0x36/0x1c0 [ 329.145233] ? ____cache_alloc_node+0x1c7/0x1e0 [ 329.149911] ? lock_downgrade+0x900/0x900 [ 329.154072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.159621] cache_grow_begin+0xa5/0x8c0 [ 329.163685] ? do_raw_spin_unlock+0xa7/0x330 [ 329.168102] fallback_alloc+0x204/0x2e0 [ 329.172098] ____cache_alloc_node+0x1c7/0x1e0 [ 329.176610] kmem_cache_alloc_node+0xe3/0x730 [ 329.181112] ? ipv6_get_ifaddr+0x42e/0x620 [ 329.185387] __alloc_skb+0x119/0x770 [ 329.189153] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.194478] ? netdev_alloc_frag+0x1f0/0x1f0 [ 329.198897] ? lock_downgrade+0x900/0x900 [ 329.203056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.208650] ? refcount_sub_and_test_checked+0x203/0x310 [ 329.214344] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 329.219796] ? addrconf_rs_timer+0x690/0x690 [ 329.224215] ndisc_alloc_skb+0x144/0x340 [ 329.228282] ndisc_send_rs+0x331/0x6e0 [ 329.232179] addrconf_rs_timer+0x314/0x690 [ 329.236424] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.240678] call_timer_fn+0x272/0x920 [ 329.244634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.248916] ? process_timeout+0x40/0x40 [ 329.252986] ? mark_held_locks+0xc7/0x130 [ 329.257138] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.261671] ? _raw_spin_unlock_irq+0x27/0x80 [ 329.266167] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.270401] ? lockdep_hardirqs_on+0x296/0x5b0 [ 329.274984] ? trace_hardirqs_on+0xbd/0x310 [ 329.279305] ? kasan_check_read+0x11/0x20 [ 329.283458] ? __run_timers+0x7da/0xc70 [ 329.287432] ? trace_hardirqs_off_caller+0x310/0x310 [ 329.292553] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 329.296793] __run_timers+0x7e5/0xc70 [ 329.300614] ? timer_fixup_init+0x70/0x70 [ 329.304767] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 329.309802] ? zap_class+0x640/0x640 [ 329.313525] ? print_usage_bug+0xc0/0xc0 [ 329.317591] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 329.322808] ? find_held_lock+0x36/0x1c0 [ 329.326885] ? zap_class+0x640/0x640 [ 329.330618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.336159] ? check_preemption_disabled+0x48/0x280 [ 329.341187] ? __lock_is_held+0xb5/0x140 [ 329.345256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.350790] ? check_preemption_disabled+0x48/0x280 [ 329.355811] run_timer_softirq+0x52/0xb0 [ 329.359873] ? rcu_read_lock_sched_held+0x14f/0x180 [ 329.364900] __do_softirq+0x308/0xb7e [ 329.368704] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 329.373199] ? lock_downgrade+0x900/0x900 [ 329.377349] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 329.382494] ? pvclock_read_flags+0x160/0x160 [ 329.386992] ? lapic_next_event+0x5a/0x90 [ 329.391143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.396691] ? kvm_clock_read+0x18/0x30 [ 329.400701] ? kvm_sched_clock_read+0x9/0x20 [ 329.405111] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.410657] ? check_preemption_disabled+0x48/0x280 [ 329.415683] irq_exit+0x17f/0x1c0 [ 329.419144] smp_apic_timer_interrupt+0x1cb/0x760 [ 329.423990] ? smp_call_function_single_interrupt+0x650/0x650 [ 329.429887] ? interrupt_entry+0xb5/0xc0 [ 329.433956] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.438975] ? trace_hardirqs_off_caller+0xbb/0x310 [ 329.443994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.448838] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.453853] ? trace_hardirqs_on_caller+0x310/0x310 [ 329.458882] ? task_prio+0x50/0x50 [ 329.462428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.467967] ? check_preemption_disabled+0x48/0x280 [ 329.472993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.477852] apic_timer_interrupt+0xf/0x20 [ 329.482085] [ 329.484328] RIP: 0010:dump_stack+0x358/0x39d [ 329.488740] 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 [ 329.507643] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 329.515359] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 329.522631] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 329.529925] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 329.537201] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 329.544467] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 329.551755] ? dump_stack+0x34f/0x39d [ 329.555572] ? dump_stack_print_info.cold.1+0x20/0x20 [ 329.560789] dump_header+0x27b/0xf72 [ 329.564515] ? mark_held_locks+0x130/0x130 [ 329.568771] ? pagefault_out_of_memory+0x197/0x197 [ 329.573711] ? __lock_acquire+0x62f/0x4c20 [ 329.577948] ? zap_class+0x640/0x640 [ 329.581668] ? percpu_ref_get_many+0x240/0x240 [ 329.586254] ? print_usage_bug+0xc0/0xc0 [ 329.590318] ? print_usage_bug+0xc0/0xc0 [ 329.594384] ? zap_class+0x640/0x640 [ 329.598100] ? print_usage_bug+0xc0/0xc0 [ 329.602167] ? print_usage_bug+0xc0/0xc0 [ 329.606249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.611798] ? find_held_lock+0x36/0x1c0 [ 329.615895] ? mark_held_locks+0xc7/0x130 [ 329.620054] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 329.625156] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 329.630273] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 329.634859] ? trace_hardirqs_on+0xbd/0x310 [ 329.639188] ? kasan_check_read+0x11/0x20 [ 329.643335] ? ___ratelimit+0x3b4/0x672 [ 329.647311] ? trace_hardirqs_off_caller+0x310/0x310 [ 329.652421] ? trace_hardirqs_on+0x310/0x310 [ 329.656833] ? lock_downgrade+0x900/0x900 [ 329.660988] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 329.666095] ? ___ratelimit+0x3b9/0x672 [ 329.670073] ? idr_get_free+0xec0/0xec0 [ 329.674102] ? find_held_lock+0x36/0x1c0 [ 329.678194] oom_kill_process.cold.27+0x10/0x903 [ 329.682965] ? zap_class+0x640/0x640 [ 329.686682] ? check_preemption_disabled+0x48/0x280 [ 329.691707] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.696642] ? kasan_check_read+0x11/0x20 [ 329.700791] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.706068] ? oom_evaluate_task+0x540/0x540 [ 329.710480] ? find_held_lock+0x36/0x1c0 [ 329.714553] ? out_of_memory+0x974/0x1430 [ 329.718710] ? lock_downgrade+0x900/0x900 [ 329.722860] ? check_preemption_disabled+0x48/0x280 [ 329.727921] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.732852] ? kasan_check_read+0x11/0x20 [ 329.737053] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.742332] ? rcu_softirq_qs+0x20/0x20 [ 329.746321] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 329.751854] ? oom_evaluate_task+0x302/0x540 [ 329.756302] out_of_memory+0xa84/0x1430 [ 329.760300] ? oom_killer_disable+0x3a0/0x3a0 [ 329.764812] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 329.769751] ? __mutex_add_waiter+0x2a0/0x2a0 [ 329.774259] __alloc_pages_slowpath+0x22d4/0x2d70 [ 329.779133] ? warn_alloc+0x120/0x120 [ 329.782939] ? rcu_softirq_qs+0x20/0x20 [ 329.786938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.792482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.798018] ? should_fail+0x22d/0xd01 [ 329.801912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.807017] ? zap_class+0x640/0x640 [ 329.810758] ? __lock_is_held+0xb5/0x140 [ 329.814832] ? mark_held_locks+0x130/0x130 [ 329.819070] ? lock_release+0xa00/0xa00 [ 329.823047] ? perf_trace_sched_process_exec+0x860/0x860 [ 329.828507] ? __might_sleep+0x95/0x190 [ 329.832487] __alloc_pages_nodemask+0xa80/0xde0 [ 329.837165] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 329.842188] ? __page_cache_alloc+0x191/0x5c0 [ 329.846690] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.851643] ? kasan_check_read+0x11/0x20 [ 329.855794] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.861078] ? zap_class+0x640/0x640 [ 329.864808] ? zap_class+0x640/0x640 [ 329.868520] ? zap_class+0x640/0x640 [ 329.872233] ? __do_page_cache_readahead+0x7ce/0x980 [ 329.877357] ? find_held_lock+0x36/0x1c0 [ 329.881441] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 329.886988] alloc_pages_current+0x173/0x350 [ 329.891403] __page_cache_alloc+0x38c/0x5c0 [ 329.895727] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.900657] ? kasan_check_read+0x11/0x20 [ 329.904812] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 329.910095] ? generic_perform_write+0x6a0/0x6a0 [ 329.914852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 329.920398] ? check_preemption_disabled+0x48/0x280 [ 329.925425] filemap_fault+0x1594/0x25f0 [ 329.929504] ? __lock_page_or_retry+0xa00/0xa00 [ 329.934179] ? mark_held_locks+0x130/0x130 [ 329.938415] ? rcu_softirq_qs+0x20/0x20 [ 329.942402] ? filemap_map_pages+0xe04/0x1990 [ 329.946909] ? lock_downgrade+0x900/0x900 [ 329.951056] ? check_preemption_disabled+0x48/0x280 [ 329.956076] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 329.961006] ? kasan_check_read+0x11/0x20 [ 329.965162] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 329.970093] ? rcu_softirq_qs+0x20/0x20 [ 329.974075] ? rcu_softirq_qs+0x20/0x20 [ 329.978051] ? unwind_dump+0x190/0x190 [ 329.981958] ? kernel_text_address+0x79/0xf0 [ 329.986372] ? __kernel_text_address+0xd/0x40 [ 329.990872] ? unwind_get_return_address+0x61/0xa0 [ 329.995811] ? __save_stack_trace+0x8d/0xf0 [ 330.000146] ? lock_acquire+0x1ed/0x520 [ 330.004119] ? ext4_filemap_fault+0x7a/0xad [ 330.008447] ? lock_release+0xa00/0xa00 [ 330.012424] ? perf_trace_sched_process_exec+0x860/0x860 [ 330.017883] ? print_usage_bug+0xc0/0xc0 [ 330.021950] ? print_usage_bug+0xc0/0xc0 [ 330.026012] ? __x64_sys_read+0x73/0xb0 [ 330.029990] ? print_usage_bug+0xc0/0xc0 [ 330.034067] ? down_read+0x8d/0x120 [ 330.037693] ? ext4_filemap_fault+0x7a/0xad [ 330.042018] ? __down_interruptible+0x700/0x700 [ 330.046698] ext4_filemap_fault+0x82/0xad [ 330.050857] __do_fault+0x100/0x6b0 [ 330.054488] ? trace_hardirqs_on+0xbd/0x310 [ 330.058818] ? pmd_devmap_trans_unstable+0x220/0x220 [ 330.063932] ? mark_held_locks+0x130/0x130 [ 330.068170] ? mark_held_locks+0x130/0x130 [ 330.072409] ? do_syslog+0x147b/0x1690 [ 330.076303] ? do_syslog+0x309/0x1690 [ 330.080112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.085660] __handle_mm_fault+0x307c/0x5920 [ 330.090080] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 330.094933] ? find_held_lock+0x36/0x1c0 [ 330.099016] ? zap_class+0x640/0x640 [ 330.102735] ? zap_class+0x640/0x640 [ 330.106458] ? find_held_lock+0x36/0x1c0 [ 330.110533] ? handle_mm_fault+0x42a/0xc70 [ 330.114771] ? lock_downgrade+0x900/0x900 [ 330.118924] ? check_preemption_disabled+0x48/0x280 [ 330.123950] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 330.128915] ? kasan_check_read+0x11/0x20 [ 330.133064] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.138362] ? rcu_softirq_qs+0x20/0x20 [ 330.142343] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.147451] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.152991] ? check_preemption_disabled+0x48/0x280 [ 330.158018] handle_mm_fault+0x54f/0xc70 [ 330.162087] ? __handle_mm_fault+0x5920/0x5920 [ 330.166676] ? find_vma+0x34/0x190 [ 330.170226] __do_page_fault+0x5e8/0xe60 [ 330.174292] ? trace_hardirqs_off+0xb8/0x310 [ 330.178702] ? kernel_write+0x120/0x120 [ 330.182687] do_page_fault+0xf2/0x7e0 [ 330.186493] ? vmalloc_sync_all+0x30/0x30 [ 330.190648] ? error_entry+0x70/0xd0 [ 330.194366] ? trace_hardirqs_off_caller+0xbb/0x310 [ 330.199380] ? trace_hardirqs_on_caller+0xc0/0x310 [ 330.204315] ? syscall_return_slowpath+0x5e0/0x5e0 [ 330.209255] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.214099] ? trace_hardirqs_on_caller+0x310/0x310 [ 330.219117] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 330.224570] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 330.229639] ? prepare_exit_to_usermode+0x291/0x3b0 [ 330.234661] ? page_fault+0x8/0x30 [ 330.238204] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.243054] ? page_fault+0x8/0x30 [ 330.246601] page_fault+0x1e/0x30 [ 330.250065] RIP: 0033:0x7fb372d071fd [ 330.253795] Code: Bad RIP value. [ 330.257155] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 330.262522] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 330.269793] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 330.277063] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 330.284329] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 330.291598] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 330.298914] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 330.298920] warn_alloc_show_mem: 1 callbacks suppressed [ 330.298927] Mem-Info: [ 330.305858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.311231] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 330.311231] active_file:12 inactive_file:13 isolated_file:0 [ 330.311231] unevictable:0 dirty:0 writeback:0 unstable:0 [ 330.311231] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 330.311231] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 330.311231] free:13647 free_pcp:167 free_cma:0 [ 330.313613] Call Trace: [ 330.323003] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 330.356330] [ 330.358904] Node 0 [ 330.386415] dump_stack+0x244/0x39d [ 330.388562] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 330.390771] ? dump_stack_print_info.cold.1+0x20/0x20 [ 330.394369] lowmem_reserve[]: [ 330.420357] warn_alloc.cold.117+0xb7/0x1bd [ 330.425510] 0 [ 330.428619] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 330.432919] 2818 [ 330.434721] ? lock_downgrade+0x900/0x900 [ 330.439533] 6321 [ 330.441594] ? trace_hardirqs_off+0xb8/0x310 [ 330.445718] 6321 [ 330.447781] ? trace_hardirqs_off+0xb8/0x310 [ 330.454227] __alloc_pages_slowpath+0x2660/0x2d70 [ 330.458615] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 330.463479] ? warn_alloc+0x120/0x120 [ 330.463499] ? warn_alloc+0x120/0x120 [ 330.491149] lowmem_reserve[]: [ 330.494949] ? print_usage_bug+0xc0/0xc0 [ 330.498725] 0 [ 330.501823] ? warn_alloc+0x120/0x120 [ 330.505862] 0 [ 330.507662] ? print_usage_bug+0xc0/0xc0 [ 330.511442] 3503 [ 330.513239] ? __lock_acquire+0x62f/0x4c20 [ 330.517272] 3503 [ 330.519333] ? __lock_acquire+0x62f/0x4c20 [ 330.525600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.529816] Node 0 [ 330.535343] ? should_fail+0x22d/0xd01 [ 330.535375] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 330.535388] lowmem_reserve[]: [ 330.537632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.541490] 0 [ 330.569769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.572850] 0 [ 330.578123] ? __lock_acquire+0x62f/0x4c20 [ 330.579906] 0 [ 330.585002] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.586783] 0 [ 330.591014] ? __lock_acquire+0x62f/0x4c20 [ 330.597893] ? should_fail+0x22d/0xd01 [ 330.599676] Node 0 [ 330.603906] ? rcu_irq_exit+0x1a2/0x390 [ 330.607765] DMA: [ 330.610002] ? mark_held_locks+0x130/0x130 [ 330.613947] 1*4kB [ 330.616009] ? mark_held_locks+0x130/0x130 [ 330.620219] (U) [ 330.622369] ? mark_held_locks+0xc7/0x130 [ 330.626577] 0*8kB [ 330.628549] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 330.632674] 0*16kB [ 330.634820] ? zap_class+0x640/0x640 [ 330.639811] 1*32kB [ 330.642044] ? print_usage_bug+0xc0/0xc0 [ 330.645733] (U) [ 330.647967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.652004] 2*64kB [ 330.653976] ? check_preemption_disabled+0x48/0x280 [ 330.659487] (U) [ 330.661726] ? __lock_is_held+0xb5/0x140 [ 330.666716] 1*128kB [ 330.668692] __alloc_pages_nodemask+0xa80/0xde0 [ 330.672725] (U) [ 330.675046] ? zap_class+0x640/0x640 [ 330.679691] 1*256kB [ 330.681660] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 330.685350] (U) [ 330.687678] ? find_held_lock+0x36/0x1c0 [ 330.692662] 0*512kB [ 330.694643] ? ____cache_alloc_node+0x1c7/0x1e0 [ 330.698675] 1*1024kB [ 330.700989] ? lock_downgrade+0x900/0x900 [ 330.705638] (U) [ 330.708050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.712172] 1*2048kB [ 330.714147] cache_grow_begin+0xa5/0x8c0 [ 330.719659] (M) [ 330.722063] ? do_raw_spin_unlock+0xa7/0x330 [ 330.726103] 3*4096kB [ 330.728076] fallback_alloc+0x204/0x2e0 [ 330.732478] (M) [ 330.734886] ____cache_alloc_node+0x1c7/0x1e0 [ 330.738842] = 15908kB [ 330.740814] kmem_cache_alloc_node+0xe3/0x730 [ 330.745281] Node 0 [ 330.747689] ? ipv6_get_ifaddr+0x42e/0x620 [ 330.752158] DMA32: [ 330.754401] __alloc_skb+0x119/0x770 [ 330.758602] 4*4kB [ 330.760845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 330.764528] (M) [ 330.766672] ? netdev_alloc_frag+0x1f0/0x1f0 [ 330.771927] 0*8kB [ 330.773901] ? lock_downgrade+0x900/0x900 [ 330.778289] 3*16kB [ 330.780439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.784562] (UM) [ 330.786798] ? refcount_sub_and_test_checked+0x203/0x310 [ 330.792306] 2*32kB [ 330.794363] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 330.799789] (UM) [ 330.802024] ? addrconf_rs_timer+0x690/0x690 [ 330.807450] 4*64kB [ 330.809522] ndisc_alloc_skb+0x144/0x340 [ 330.813903] (UM) [ 330.816140] ndisc_send_rs+0x331/0x6e0 [ 330.820177] 5*128kB [ 330.822235] addrconf_rs_timer+0x314/0x690 [ 330.826097] (UM) [ 330.828420] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.832637] 3*256kB [ 330.834714] call_timer_fn+0x272/0x920 [ 330.838913] (M) [ 330.841230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.845100] 3*512kB [ 330.847070] ? process_timeout+0x40/0x40 [ 330.851280] (M) [ 330.853612] ? __run_timers+0x7da/0xc70 [ 330.857644] 3*1024kB [ 330.859625] ? _raw_spin_unlock_irq+0x27/0x80 [ 330.863573] (UM) [ 330.865987] ? _raw_spin_unlock_irq+0x27/0x80 [ 330.870458] 1*2048kB [ 330.872512] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.876982] (M) [ 330.879395] ? lockdep_hardirqs_on+0x296/0x5b0 [ 330.883599] 4*4096kB [ 330.885574] ? trace_hardirqs_on+0xbd/0x310 [ 330.890128] (M) [ 330.892538] ? kasan_check_read+0x11/0x20 [ 330.896831] = 24832kB [ 330.898800] ? __run_timers+0x7da/0xc70 [ 330.902925] Node 0 [ 330.905330] ? trace_hardirqs_off_caller+0x310/0x310 [ 330.909279] Normal: [ 330.911511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.916593] 792*4kB [ 330.918922] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 330.923134] (MEH) [ 330.925458] __run_timers+0x7e5/0xc70 [ 330.929671] 463*8kB [ 330.931819] ? timer_fixup_init+0x70/0x70 [ 330.935592] (UME) [ 330.937920] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 330.942044] 172*16kB [ 330.944189] ? zap_class+0x640/0x640 [ 330.949179] (UMEH) [ 330.951585] ? enqueue_hrtimer+0x1a5/0x560 [ 330.955275] 71*32kB [ 330.957507] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 330.961722] (UME) [ 330.964045] ? find_held_lock+0x36/0x1c0 [ 330.969207] 13*64kB [ 330.971349] ? zap_class+0x640/0x640 [ 330.975381] (UMH) 1*128kB [ 330.977714] ? pvclock_read_flags+0x160/0x160 [ 330.981400] (U) [ 330.984240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.988711] 0*256kB [ 330.990683] ? check_preemption_disabled+0x48/0x280 [ 330.996193] 0*512kB [ 330.998515] ? __lock_is_held+0xb5/0x140 [ 331.003504] 1*1024kB [ 331.005822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.009861] (U) [ 331.012266] ? check_preemption_disabled+0x48/0x280 [ 331.017781] 0*2048kB [ 331.019751] run_timer_softirq+0x52/0xb0 [ 331.024743] 0*4096kB [ 331.027153] ? rcu_read_lock_sched_held+0x14f/0x180 [ 331.031193] = 13880kB [ 331.033599] __do_softirq+0x308/0xb7e [ 331.038613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 331.041012] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 331.044798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 331.053634] ? lock_downgrade+0x900/0x900 [ 331.058106] 163 total pagecache pages [ 331.066676] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 331.070807] 0 pages in swap cache [ 331.074601] ? pvclock_read_flags+0x160/0x160 [ 331.079686] Swap cache stats: add 0, delete 0, find 0/0 [ 331.083131] ? lapic_next_event+0x5a/0x90 [ 331.087599] Free swap = 0kB [ 331.092966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.097089] Total swap = 0kB [ 331.100105] ? kvm_clock_read+0x18/0x30 [ 331.105624] 1965979 pages RAM [ 331.108641] ? kvm_sched_clock_read+0x9/0x20 [ 331.112591] 0 pages HighMem/MovableOnly [ 331.115700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.120089] 342867 pages reserved [ 331.124061] ? check_preemption_disabled+0x48/0x280 [ 331.129571] 0 pages cma reserved [ 331.133025] irq_exit+0x17f/0x1c0 [ 331.138118] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 331.141372] smp_apic_timer_interrupt+0x1cb/0x760 [ 331.144903] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 331.151286] ? smp_reschedule_interrupt+0x109/0x650 [ 331.156110] rsyslogd cpuset= [ 331.166155] ? smp_call_function_single_interrupt+0x650/0x650 [ 331.171151] / [ 331.174173] ? interrupt_entry+0xb5/0xc0 [ 331.180041] mems_allowed=0 [ 331.181752] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.193714] ? trace_hardirqs_off_caller+0xbb/0x310 [ 331.198734] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.203582] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.208631] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.213795] ? task_prio+0x50/0x50 [ 331.217344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.222886] ? check_preemption_disabled+0x48/0x280 [ 331.227913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.232781] apic_timer_interrupt+0xf/0x20 [ 331.237011] [ 331.239256] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 331.244187] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 331.263092] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 331.270806] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 331.278074] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 331.285343] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 331.292619] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 331.299890] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 331.307199] skb_clone+0x1bb/0x500 [ 331.310751] ? finish_task_switch+0x2f4/0x910 [ 331.315250] ? skb_split+0x11e0/0x11e0 [ 331.319139] ? preempt_notifier_register+0x200/0x200 [ 331.324241] ? __switch_to_asm+0x34/0x70 [ 331.328303] ? __switch_to_asm+0x34/0x70 [ 331.332367] ? __switch_to_asm+0x40/0x70 [ 331.336437] ? __switch_to_asm+0x34/0x70 [ 331.340496] ? __switch_to_asm+0x40/0x70 [ 331.345039] ? __switch_to_asm+0x34/0x70 [ 331.349102] ? __switch_to_asm+0x40/0x70 [ 331.353162] ? __switch_to_asm+0x34/0x70 [ 331.357223] ? __switch_to_asm+0x34/0x70 [ 331.361287] ? __switch_to_asm+0x40/0x70 [ 331.365345] ? __switch_to_asm+0x34/0x70 [ 331.369424] bpf_clone_redirect+0xb9/0x490 [ 331.373661] ? __schedule+0x8d7/0x21d0 [ 331.377557] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 331.382579] ? __sched_text_start+0x8/0x8 [ 331.386742] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 331.391507] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 331.396090] ? retint_kernel+0x2d/0x2d [ 331.399983] ? find_held_lock+0x36/0x1c0 [ 331.404059] ? lock_acquire+0x1ed/0x520 [ 331.408038] ? bpf_test_run+0x3cb/0x780 [ 331.412021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.417559] ? check_preemption_disabled+0x48/0x280 [ 331.422583] ? kasan_check_read+0x11/0x20 [ 331.426759] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 331.432046] ? rcu_softirq_qs+0x20/0x20 [ 331.436026] ? preempt_schedule+0x4d/0x60 [ 331.440177] ? ___preempt_schedule+0x16/0x18 [ 331.444594] ? bpf_test_run+0x25d/0x780 [ 331.448590] ? netlink_diag_dump+0x2a0/0x2a0 [ 331.453015] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.458555] ? bpf_test_init.isra.10+0x70/0x100 [ 331.463230] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 331.467995] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 331.472841] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 331.478384] ? fput+0x130/0x1a0 [ 331.481680] ? __bpf_prog_get+0x9b/0x290 [ 331.485750] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 331.490591] ? bpf_prog_test_run+0x130/0x1a0 [ 331.495014] ? __x64_sys_bpf+0x3d8/0x520 [ 331.499080] ? bpf_prog_get+0x20/0x20 [ 331.502907] ? do_syscall_64+0x1b9/0x820 [ 331.506977] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.512349] ? syscall_return_slowpath+0x5e0/0x5e0 [ 331.517287] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.522135] ? trace_hardirqs_on_caller+0x310/0x310 [ 331.527156] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 331.532179] ? prepare_exit_to_usermode+0x291/0x3b0 [ 331.537201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.542057] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.547448] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 331.547541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 331.553943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.553953] Call Trace: [ 331.560545] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 331.569769] [ 331.572343] syz-executor2 cpuset= [ 331.582832] dump_stack+0x244/0x39d [ 331.584958] syz2 [ 331.588405] ? dump_stack_print_info.cold.1+0x20/0x20 [ 331.592007] mems_allowed=0 [ 331.593985] warn_alloc.cold.117+0xb7/0x1bd [ 331.606404] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 331.611256] ? lock_downgrade+0x900/0x900 [ 331.615419] ? trace_hardirqs_off+0xb8/0x310 [ 331.619839] ? trace_hardirqs_off+0xb8/0x310 [ 331.624261] __alloc_pages_slowpath+0x2660/0x2d70 [ 331.629137] ? warn_alloc+0x120/0x120 [ 331.632949] ? warn_alloc+0x120/0x120 [ 331.636753] ? print_usage_bug+0xc0/0xc0 [ 331.640817] ? warn_alloc+0x120/0x120 [ 331.644628] ? print_usage_bug+0xc0/0xc0 [ 331.648698] ? __lock_acquire+0x62f/0x4c20 [ 331.652935] ? __lock_acquire+0x62f/0x4c20 [ 331.657180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.662721] ? should_fail+0x22d/0xd01 [ 331.666626] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 331.671913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.677018] ? __lock_acquire+0x62f/0x4c20 [ 331.681257] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.686366] ? __lock_acquire+0x62f/0x4c20 [ 331.690602] ? should_fail+0x22d/0xd01 [ 331.694501] ? rcu_irq_exit+0x1a2/0x390 [ 331.698484] ? mark_held_locks+0x130/0x130 [ 331.702728] ? mark_held_locks+0x130/0x130 [ 331.706971] ? mark_held_locks+0xc7/0x130 [ 331.711118] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 331.716133] ? zap_class+0x640/0x640 [ 331.719853] ? print_usage_bug+0xc0/0xc0 [ 331.723928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.729467] ? check_preemption_disabled+0x48/0x280 [ 331.734491] ? __lock_is_held+0xb5/0x140 [ 331.738577] __alloc_pages_nodemask+0xa80/0xde0 [ 331.743257] ? zap_class+0x640/0x640 [ 331.746978] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 331.752010] ? find_held_lock+0x36/0x1c0 [ 331.756088] ? ____cache_alloc_node+0x1c7/0x1e0 [ 331.760762] ? lock_downgrade+0x900/0x900 [ 331.764920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.770465] cache_grow_begin+0xa5/0x8c0 [ 331.774528] ? do_raw_spin_unlock+0xa7/0x330 [ 331.778944] fallback_alloc+0x204/0x2e0 [ 331.782926] ____cache_alloc_node+0x1c7/0x1e0 [ 331.787428] kmem_cache_alloc_node+0xe3/0x730 [ 331.791929] ? ipv6_get_ifaddr+0x42e/0x620 [ 331.796180] __alloc_skb+0x119/0x770 [ 331.799906] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 331.805193] ? netdev_alloc_frag+0x1f0/0x1f0 [ 331.809627] ? lock_downgrade+0x900/0x900 [ 331.813789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.819334] ? refcount_sub_and_test_checked+0x203/0x310 [ 331.824792] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 331.830250] ? addrconf_rs_timer+0x690/0x690 [ 331.834676] ndisc_alloc_skb+0x144/0x340 [ 331.838770] ndisc_send_rs+0x331/0x6e0 [ 331.842668] addrconf_rs_timer+0x314/0x690 [ 331.846912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 331.851167] call_timer_fn+0x272/0x920 [ 331.855058] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 331.859300] ? process_timeout+0x40/0x40 [ 331.863375] ? mark_held_locks+0xc7/0x130 [ 331.867534] ? _raw_spin_unlock_irq+0x27/0x80 [ 331.872032] ? _raw_spin_unlock_irq+0x27/0x80 [ 331.876524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 331.880763] ? lockdep_hardirqs_on+0x296/0x5b0 [ 331.885351] ? trace_hardirqs_on+0xbd/0x310 [ 331.889676] ? kasan_check_read+0x11/0x20 [ 331.893826] ? __run_timers+0x7da/0xc70 [ 331.897806] ? trace_hardirqs_off_caller+0x310/0x310 [ 331.902919] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 331.907160] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 331.911397] __run_timers+0x7e5/0xc70 [ 331.915217] ? timer_fixup_init+0x70/0x70 [ 331.919373] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 331.924391] ? zap_class+0x640/0x640 [ 331.928113] ? print_usage_bug+0xc0/0xc0 [ 331.932179] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 331.937375] ? find_held_lock+0x36/0x1c0 [ 331.941442] ? zap_class+0x640/0x640 [ 331.945166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.950705] ? check_preemption_disabled+0x48/0x280 [ 331.955730] ? __lock_is_held+0xb5/0x140 [ 331.959796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.965338] ? check_preemption_disabled+0x48/0x280 [ 331.970365] run_timer_softirq+0x52/0xb0 [ 331.974430] ? rcu_read_lock_sched_held+0x14f/0x180 [ 331.979448] __do_softirq+0x308/0xb7e [ 331.983255] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 331.987751] ? lock_downgrade+0x900/0x900 [ 331.991908] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 331.997025] ? pvclock_read_flags+0x160/0x160 [ 332.001525] ? lapic_next_event+0x5a/0x90 [ 332.005684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.011239] ? kvm_clock_read+0x18/0x30 [ 332.015215] ? kvm_sched_clock_read+0x9/0x20 [ 332.019637] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.025179] ? check_preemption_disabled+0x48/0x280 [ 332.030203] irq_exit+0x17f/0x1c0 [ 332.033658] smp_apic_timer_interrupt+0x1cb/0x760 [ 332.038502] ? smp_call_function_single_interrupt+0x650/0x650 [ 332.044390] ? interrupt_entry+0xb5/0xc0 [ 332.048454] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.053471] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.058489] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.063353] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.068367] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.073388] ? task_prio+0x50/0x50 [ 332.076934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.082475] ? check_preemption_disabled+0x48/0x280 [ 332.087499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.092354] apic_timer_interrupt+0xf/0x20 [ 332.096582] [ 332.098833] RIP: 0010:dump_stack+0x358/0x39d [ 332.103248] 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 [ 332.122146] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 332.129856] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 332.137126] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 332.144395] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 332.151666] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 332.158937] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 332.166221] ? dump_stack+0x34f/0x39d [ 332.170033] ? dump_stack_print_info.cold.1+0x20/0x20 [ 332.175234] dump_header+0x27b/0xf72 [ 332.178965] ? mark_held_locks+0x130/0x130 [ 332.183203] ? pagefault_out_of_memory+0x197/0x197 [ 332.188139] ? __lock_acquire+0x62f/0x4c20 [ 332.192372] ? zap_class+0x640/0x640 [ 332.196089] ? percpu_ref_get_many+0x240/0x240 [ 332.200674] ? print_usage_bug+0xc0/0xc0 [ 332.204738] ? print_usage_bug+0xc0/0xc0 [ 332.208808] ? zap_class+0x640/0x640 [ 332.212525] ? print_usage_bug+0xc0/0xc0 [ 332.216589] ? print_usage_bug+0xc0/0xc0 [ 332.220670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.226217] ? find_held_lock+0x36/0x1c0 [ 332.230289] ? mark_held_locks+0xc7/0x130 [ 332.234445] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 332.239549] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 332.244654] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 332.249240] ? trace_hardirqs_on+0xbd/0x310 [ 332.253564] ? kasan_check_read+0x11/0x20 [ 332.257711] ? ___ratelimit+0x3b4/0x672 [ 332.261692] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.266800] ? trace_hardirqs_on+0x310/0x310 [ 332.271215] ? lock_downgrade+0x900/0x900 [ 332.275383] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 332.280492] ? ___ratelimit+0x3b9/0x672 [ 332.284469] ? idr_get_free+0xec0/0xec0 [ 332.288448] ? find_held_lock+0x36/0x1c0 [ 332.292523] oom_kill_process.cold.27+0x10/0x903 [ 332.297282] ? zap_class+0x640/0x640 [ 332.300997] ? check_preemption_disabled+0x48/0x280 [ 332.306025] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.310957] ? kasan_check_read+0x11/0x20 [ 332.315106] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.320384] ? oom_evaluate_task+0x540/0x540 [ 332.324797] ? find_held_lock+0x36/0x1c0 [ 332.328871] ? out_of_memory+0x974/0x1430 [ 332.333032] ? lock_downgrade+0x900/0x900 [ 332.337181] ? check_preemption_disabled+0x48/0x280 [ 332.342208] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.347317] ? kasan_check_read+0x11/0x20 [ 332.351470] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.356753] ? rcu_softirq_qs+0x20/0x20 [ 332.360735] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 332.366273] ? oom_evaluate_task+0x302/0x540 [ 332.370687] out_of_memory+0xa84/0x1430 [ 332.374674] ? oom_killer_disable+0x3a0/0x3a0 [ 332.379172] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 332.384107] ? __mutex_add_waiter+0x2a0/0x2a0 [ 332.388640] __alloc_pages_slowpath+0x22d4/0x2d70 [ 332.393514] ? warn_alloc+0x120/0x120 [ 332.397319] ? rcu_softirq_qs+0x20/0x20 [ 332.401319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.406860] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.412402] ? should_fail+0x22d/0xd01 [ 332.416298] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 332.421402] ? zap_class+0x640/0x640 [ 332.425140] ? __lock_is_held+0xb5/0x140 [ 332.429214] ? mark_held_locks+0x130/0x130 [ 332.433454] ? lock_release+0xa00/0xa00 [ 332.437433] ? perf_trace_sched_process_exec+0x860/0x860 [ 332.442899] ? __might_sleep+0x95/0x190 [ 332.448279] __alloc_pages_nodemask+0xa80/0xde0 [ 332.452956] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 332.457982] ? __page_cache_alloc+0x191/0x5c0 [ 332.462479] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.467412] ? kasan_check_read+0x11/0x20 [ 332.471563] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.476845] ? zap_class+0x640/0x640 [ 332.480575] ? zap_class+0x640/0x640 [ 332.484294] ? zap_class+0x640/0x640 [ 332.488012] ? __do_page_cache_readahead+0x7ce/0x980 [ 332.493124] ? find_held_lock+0x36/0x1c0 [ 332.497192] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 332.502738] alloc_pages_current+0x173/0x350 [ 332.507155] __page_cache_alloc+0x38c/0x5c0 [ 332.511478] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.516409] ? kasan_check_read+0x11/0x20 [ 332.520565] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.525847] ? generic_perform_write+0x6a0/0x6a0 [ 332.530622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.536162] ? check_preemption_disabled+0x48/0x280 [ 332.541185] filemap_fault+0x1594/0x25f0 [ 332.545265] ? __lock_page_or_retry+0xa00/0xa00 [ 332.549940] ? mark_held_locks+0x130/0x130 [ 332.554182] ? rcu_softirq_qs+0x20/0x20 [ 332.558169] ? filemap_map_pages+0xe04/0x1990 [ 332.562717] ? lock_downgrade+0x900/0x900 [ 332.566870] ? check_preemption_disabled+0x48/0x280 [ 332.571907] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.576839] ? kasan_check_read+0x11/0x20 [ 332.580996] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 332.585929] ? rcu_softirq_qs+0x20/0x20 [ 332.589913] ? rcu_softirq_qs+0x20/0x20 [ 332.593894] ? unwind_dump+0x190/0x190 [ 332.597797] ? kernel_text_address+0x79/0xf0 [ 332.602214] ? __kernel_text_address+0xd/0x40 [ 332.606709] ? unwind_get_return_address+0x61/0xa0 [ 332.611648] ? __save_stack_trace+0x8d/0xf0 [ 332.615986] ? lock_acquire+0x1ed/0x520 [ 332.619964] ? ext4_filemap_fault+0x7a/0xad [ 332.624293] ? lock_release+0xa00/0xa00 [ 332.628265] ? perf_trace_sched_process_exec+0x860/0x860 [ 332.633712] ? print_usage_bug+0xc0/0xc0 [ 332.637779] ? print_usage_bug+0xc0/0xc0 [ 332.641871] ? __x64_sys_read+0x73/0xb0 [ 332.645868] ? print_usage_bug+0xc0/0xc0 [ 332.649948] ? down_read+0x8d/0x120 [ 332.653571] ? ext4_filemap_fault+0x7a/0xad [ 332.657907] ? __down_interruptible+0x700/0x700 [ 332.662590] ext4_filemap_fault+0x82/0xad [ 332.666751] __do_fault+0x100/0x6b0 [ 332.671059] ? trace_hardirqs_on+0xbd/0x310 [ 332.675385] ? pmd_devmap_trans_unstable+0x220/0x220 [ 332.680497] ? mark_held_locks+0x130/0x130 [ 332.684734] ? mark_held_locks+0x130/0x130 [ 332.688973] ? do_syslog+0x147b/0x1690 [ 332.692871] ? do_syslog+0x309/0x1690 [ 332.696682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.702224] __handle_mm_fault+0x307c/0x5920 [ 332.706657] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 332.711503] ? find_held_lock+0x36/0x1c0 [ 332.715586] ? zap_class+0x640/0x640 [ 332.719305] ? zap_class+0x640/0x640 [ 332.723030] ? find_held_lock+0x36/0x1c0 [ 332.727101] ? handle_mm_fault+0x42a/0xc70 [ 332.731339] ? lock_downgrade+0x900/0x900 [ 332.735487] ? check_preemption_disabled+0x48/0x280 [ 332.740511] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 332.745442] ? kasan_check_read+0x11/0x20 [ 332.749595] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 332.754894] ? rcu_softirq_qs+0x20/0x20 [ 332.758869] ? trace_hardirqs_off_caller+0x310/0x310 [ 332.763979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.769515] ? check_preemption_disabled+0x48/0x280 [ 332.774540] handle_mm_fault+0x54f/0xc70 [ 332.778616] ? __handle_mm_fault+0x5920/0x5920 [ 332.783210] ? find_vma+0x34/0x190 [ 332.786765] __do_page_fault+0x5e8/0xe60 [ 332.790834] ? trace_hardirqs_off+0xb8/0x310 [ 332.795246] ? kernel_write+0x120/0x120 [ 332.799235] do_page_fault+0xf2/0x7e0 [ 332.803040] ? vmalloc_sync_all+0x30/0x30 [ 332.807193] ? error_entry+0x70/0xd0 [ 332.810914] ? trace_hardirqs_off_caller+0xbb/0x310 [ 332.815935] ? trace_hardirqs_on_caller+0xc0/0x310 [ 332.820872] ? syscall_return_slowpath+0x5e0/0x5e0 [ 332.825812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.830662] ? trace_hardirqs_on_caller+0x310/0x310 [ 332.835680] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 332.841131] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 332.846152] ? prepare_exit_to_usermode+0x291/0x3b0 [ 332.851168] ? page_fault+0x8/0x30 [ 332.854716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.859561] ? page_fault+0x8/0x30 [ 332.863107] page_fault+0x1e/0x30 [ 332.866566] RIP: 0033:0x7fb372d071fd [ 332.870299] Code: Bad RIP value. [ 332.873664] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 332.879028] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 332.886296] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 332.893564] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 332.900830] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 332.908100] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 332.915389] warn_alloc_show_mem: 1 callbacks suppressed [ 332.915402] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 332.915404] Mem-Info: [ 332.915436] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 332.915436] active_file:12 inactive_file:13 isolated_file:0 [ 332.915436] unevictable:0 dirty:0 writeback:0 unstable:0 [ 332.915436] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 332.915436] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 332.915436] free:13647 free_pcp:167 free_cma:0 [ 332.920776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.927704] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 332.930103] Call Trace: [ 332.962964] Node 0 [ 332.972309] [ 332.999817] 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 [ 333.002376] dump_stack+0x244/0x39d [ 333.004584] lowmem_reserve[]: [ 333.006744] ? dump_stack_print_info.cold.1+0x20/0x20 [ 333.032224] 0 [ 333.035864] warn_alloc.cold.117+0xb7/0x1bd [ 333.038934] 2818 [ 333.044119] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 333.045907] 6321 [ 333.050228] ? lock_downgrade+0x900/0x900 [ 333.052269] 6321 [ 333.057110] ? trace_hardirqs_off+0xb8/0x310 [ 333.063287] ? trace_hardirqs_off+0xb8/0x310 [ 333.065323] Node 0 [ 333.069733] __alloc_pages_slowpath+0x2660/0x2d70 [ 333.074137] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 333.076366] ? warn_alloc+0x120/0x120 [ 333.081165] lowmem_reserve[]: [ 333.108228] ? warn_alloc+0x120/0x120 [ 333.112003] 0 [ 333.115103] ? print_usage_bug+0xc0/0xc0 [ 333.118885] 0 [ 333.120676] ? warn_alloc+0x120/0x120 [ 333.124712] 3503 [ 333.126513] ? print_usage_bug+0xc0/0xc0 [ 333.130289] 3503 [ 333.132350] ? __lock_acquire+0x62f/0x4c20 [ 333.138444] ? __lock_acquire+0x62f/0x4c20 [ 333.142657] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 333.146925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 333.146941] ? should_fail+0x22d/0xd01 [ 333.175807] lowmem_reserve[]: [ 333.181347] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 333.185207] 0 [ 333.188307] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.193585] 0 [ 333.195393] ? __lock_acquire+0x62f/0x4c20 [ 333.200464] 0 [ 333.202263] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 333.206474] 0 [ 333.208271] ? __lock_acquire+0x62f/0x4c20 [ 333.213543] Node 0 [ 333.215341] ? should_fail+0x22d/0xd01 [ 333.219554] DMA: [ 333.221787] ? rcu_irq_exit+0x1a2/0x390 [ 333.225652] 1*4kB [ 333.227713] ? mark_held_locks+0x130/0x130 [ 333.231658] (U) [ 333.233804] ? mark_held_locks+0x130/0x130 [ 333.238011] 0*8kB [ 333.239984] ? mark_held_locks+0xc7/0x130 [ 333.244199] 0*16kB [ 333.246346] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 333.250467] 1*32kB [ 333.252695] ? zap_class+0x640/0x640 [ 333.257684] (U) [ 333.259915] ? print_usage_bug+0xc0/0xc0 [ 333.263615] 2*64kB [ 333.265586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.269625] (U) [ 333.271862] ? check_preemption_disabled+0x48/0x280 [ 333.277378] 1*128kB [ 333.279358] ? __lock_is_held+0xb5/0x140 [ 333.284345] (U) [ 333.286672] __alloc_pages_nodemask+0xa80/0xde0 [ 333.290707] 1*256kB [ 333.292679] ? zap_class+0x640/0x640 [ 333.297322] (U) [ 333.299646] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 333.303334] 0*512kB [ 333.305311] ? find_held_lock+0x36/0x1c0 [ 333.310298] 1*1024kB [ 333.312631] ? ____cache_alloc_node+0x1c7/0x1e0 [ 333.316660] (U) [ 333.319063] ? lock_downgrade+0x900/0x900 [ 333.323707] 1*2048kB [ 333.325684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.329803] (M) [ 333.332214] cache_grow_begin+0xa5/0x8c0 [ 333.337723] 3*4096kB (M) [ 333.339702] ? do_raw_spin_unlock+0xa7/0x330 [ 333.343738] = 15908kB [ 333.346491] fallback_alloc+0x204/0x2e0 [ 333.350876] Node 0 [ 333.353286] ____cache_alloc_node+0x1c7/0x1e0 [ 333.357231] DMA32: [ 333.359468] kmem_cache_alloc_node+0xe3/0x730 [ 333.363939] 4*4kB [ 333.366170] ? ipv6_get_ifaddr+0x42e/0x620 [ 333.370639] (M) [ 333.372806] __alloc_skb+0x119/0x770 [ 333.377013] 0*8kB [ 333.378992] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 333.382678] 3*16kB [ 333.384819] ? netdev_alloc_frag+0x1f0/0x1f0 [ 333.390065] (UM) 2*32kB [ 333.392315] ? lock_downgrade+0x900/0x900 [ 333.396695] (UM) [ 333.399369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.403491] 4*64kB [ 333.405551] ? refcount_sub_and_test_checked+0x203/0x310 [ 333.411062] (UM) [ 333.413296] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 333.418720] 5*128kB [ 333.420782] ? addrconf_rs_timer+0x690/0x690 [ 333.426207] (UM) [ 333.428534] ndisc_alloc_skb+0x144/0x340 [ 333.432910] 3*256kB [ 333.434965] ndisc_send_rs+0x331/0x6e0 [ 333.438999] (M) [ 333.441319] addrconf_rs_timer+0x314/0x690 [ 333.445183] 3*512kB [ 333.447153] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.451362] (M) [ 333.453698] call_timer_fn+0x272/0x920 [ 333.457905] 3*1024kB [ 333.459877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.463743] (UM) [ 333.466149] ? process_timeout+0x40/0x40 [ 333.470362] 1*2048kB [ 333.472430] ? __run_timers+0x7da/0xc70 [ 333.476463] (M) [ 333.478870] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.482824] 4*4096kB [ 333.484792] ? _raw_spin_unlock_irq+0x27/0x80 [ 333.489265] (M) [ 333.491668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.496143] = 24832kB [ 333.498114] ? lockdep_hardirqs_on+0x296/0x5b0 [ 333.502320] Node 0 [ 333.504732] ? trace_hardirqs_on+0xbd/0x310 [ 333.509285] Normal: [ 333.511531] ? kasan_check_read+0x11/0x20 [ 333.515843] 792*4kB [ 333.518165] ? __run_timers+0x7da/0xc70 [ 333.522285] (MEH) [ 333.524614] ? trace_hardirqs_off_caller+0x310/0x310 [ 333.528563] 463*8kB [ 333.530709] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.535791] (UME) [ 333.538109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 333.542323] 172*16kB [ 333.544472] __run_timers+0x7e5/0xc70 [ 333.548680] (UMEH) [ 333.551095] ? timer_fixup_init+0x70/0x70 [ 333.554862] 71*32kB [ 333.557096] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 333.561215] (UME) [ 333.563539] ? zap_class+0x640/0x640 [ 333.568528] 13*64kB [ 333.570671] ? enqueue_hrtimer+0x1a5/0x560 [ 333.574363] (UMH) [ 333.576688] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 333.580909] 1*128kB [ 333.583055] ? find_held_lock+0x36/0x1c0 [ 333.588215] (U) [ 333.590534] ? zap_class+0x640/0x640 [ 333.594569] 0*256kB 0*512kB [ 333.596555] ? pvclock_read_flags+0x160/0x160 [ 333.600238] 1*1024kB [ 333.603260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.607728] (U) [ 333.610154] ? check_preemption_disabled+0x48/0x280 [ 333.615671] 0*2048kB [ 333.617650] ? __lock_is_held+0xb5/0x140 [ 333.622641] 0*4096kB [ 333.625048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.629084] = 13880kB [ 333.631511] ? check_preemption_disabled+0x48/0x280 [ 333.637035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 333.639431] run_timer_softirq+0x52/0xb0 [ 333.644424] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 333.644433] 163 total pagecache pages [ 333.653261] ? rcu_read_lock_sched_held+0x14f/0x180 [ 333.657301] 0 pages in swap cache [ 333.665865] __do_softirq+0x308/0xb7e [ 333.669647] Swap cache stats: add 0, delete 0, find 0/0 [ 333.674651] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 333.678086] Free swap = 0kB [ 333.681884] ? lock_downgrade+0x900/0x900 [ 333.687225] Total swap = 0kB [ 333.691713] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 333.694707] 1965979 pages RAM [ 333.698854] ? pvclock_read_flags+0x160/0x160 [ 333.701848] 0 pages HighMem/MovableOnly [ 333.706945] ? lapic_next_event+0x5a/0x90 [ 333.710027] 342867 pages reserved [ 333.714542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.718488] 0 pages cma reserved [ 333.722695] ? kvm_clock_read+0x18/0x30 [ 333.726200] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 333.731659] ? kvm_sched_clock_read+0x9/0x20 [ 333.735095] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 333.738975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.745445] rsyslogd cpuset= [ 333.749849] ? check_preemption_disabled+0x48/0x280 [ 333.759875] / [ 333.765415] irq_exit+0x17f/0x1c0 [ 333.768408] mems_allowed=0 [ 333.773418] smp_apic_timer_interrupt+0x1cb/0x760 [ 333.786303] ? smp_reschedule_interrupt+0x109/0x650 [ 333.791324] ? smp_call_function_single_interrupt+0x650/0x650 [ 333.797211] ? interrupt_entry+0xb5/0xc0 [ 333.801278] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.806296] ? trace_hardirqs_off_caller+0xbb/0x310 [ 333.811480] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.816325] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.821339] ? trace_hardirqs_on_caller+0x310/0x310 [ 333.826359] ? task_prio+0x50/0x50 [ 333.829912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 333.835913] ? check_preemption_disabled+0x48/0x280 [ 333.840937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.845794] apic_timer_interrupt+0xf/0x20 [ 333.850025] [ 333.852272] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 333.857205] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 333.876114] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 333.883831] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 333.891104] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 333.898386] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 333.905658] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 333.912929] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 333.920253] skb_clone+0x1bb/0x500 [ 333.923799] ? finish_task_switch+0x2f4/0x910 [ 333.928299] ? skb_split+0x11e0/0x11e0 [ 333.932189] ? preempt_notifier_register+0x200/0x200 [ 333.937324] ? __switch_to_asm+0x34/0x70 [ 333.941417] ? __switch_to_asm+0x34/0x70 [ 333.945486] ? __switch_to_asm+0x40/0x70 [ 333.949545] ? __switch_to_asm+0x34/0x70 [ 333.953616] ? __switch_to_asm+0x40/0x70 [ 333.957679] ? __switch_to_asm+0x34/0x70 [ 333.961738] ? __switch_to_asm+0x40/0x70 [ 333.965797] ? __switch_to_asm+0x34/0x70 [ 333.969858] ? __switch_to_asm+0x34/0x70 [ 333.973922] ? __switch_to_asm+0x40/0x70 [ 333.977983] ? __switch_to_asm+0x34/0x70 [ 333.982087] bpf_clone_redirect+0xb9/0x490 [ 333.986323] ? __schedule+0x8d7/0x21d0 [ 333.990219] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 333.995242] ? __sched_text_start+0x8/0x8 [ 333.999398] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 334.004162] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 334.008746] ? retint_kernel+0x2d/0x2d [ 334.012647] ? find_held_lock+0x36/0x1c0 [ 334.016718] ? lock_acquire+0x1ed/0x520 [ 334.020694] ? bpf_test_run+0x3cb/0x780 [ 334.024670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.030212] ? check_preemption_disabled+0x48/0x280 [ 334.035241] ? kasan_check_read+0x11/0x20 [ 334.039430] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.044714] ? rcu_softirq_qs+0x20/0x20 [ 334.048699] ? preempt_schedule+0x4d/0x60 [ 334.052860] ? ___preempt_schedule+0x16/0x18 [ 334.057280] ? bpf_test_run+0x25d/0x780 [ 334.061285] ? netlink_diag_dump+0x2a0/0x2a0 [ 334.065700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.071238] ? bpf_test_init.isra.10+0x70/0x100 [ 334.075914] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 334.080680] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 334.085524] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 334.091065] ? fput+0x130/0x1a0 [ 334.094349] ? __bpf_prog_get+0x9b/0x290 [ 334.098420] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 334.103263] ? bpf_prog_test_run+0x130/0x1a0 [ 334.107679] ? __x64_sys_bpf+0x3d8/0x520 [ 334.111754] ? bpf_prog_get+0x20/0x20 [ 334.115615] ? do_syscall_64+0x1b9/0x820 [ 334.119679] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 334.125051] ? syscall_return_slowpath+0x5e0/0x5e0 [ 334.129981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.134830] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.139852] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 334.144871] ? prepare_exit_to_usermode+0x291/0x3b0 [ 334.149899] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.154755] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 334.160141] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 334.160227] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 334.166637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.166643] Call Trace: [ 334.166650] [ 334.166667] dump_stack+0x244/0x39d [ 334.166685] ? dump_stack_print_info.cold.1+0x20/0x20 [ 334.166713] warn_alloc.cold.117+0xb7/0x1bd [ 334.173244] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 334.182528] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 334.185093] syz-executor2 cpuset= [ 334.187239] ? lock_downgrade+0x900/0x900 [ 334.190837] syz2 [ 334.196025] ? trace_hardirqs_off+0xb8/0x310 [ 334.200325] mems_allowed=0 [ 334.210813] ? trace_hardirqs_off+0xb8/0x310 [ 334.236897] __alloc_pages_slowpath+0x2660/0x2d70 [ 334.241776] ? warn_alloc+0x120/0x120 [ 334.245583] ? warn_alloc+0x120/0x120 [ 334.249392] ? print_usage_bug+0xc0/0xc0 [ 334.253461] ? warn_alloc+0x120/0x120 [ 334.257266] ? print_usage_bug+0xc0/0xc0 [ 334.261328] ? __lock_acquire+0x62f/0x4c20 [ 334.265561] ? __lock_acquire+0x62f/0x4c20 [ 334.269804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.275345] ? should_fail+0x22d/0xd01 [ 334.279240] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.284518] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.289634] ? __lock_acquire+0x62f/0x4c20 [ 334.293876] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 334.298988] ? __lock_acquire+0x62f/0x4c20 [ 334.303220] ? should_fail+0x22d/0xd01 [ 334.307112] ? rcu_irq_exit+0x1a2/0x390 [ 334.311096] ? mark_held_locks+0x130/0x130 [ 334.315335] ? mark_held_locks+0x130/0x130 [ 334.319577] ? mark_held_locks+0xc7/0x130 [ 334.323774] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 334.328806] ? zap_class+0x640/0x640 [ 334.332520] ? print_usage_bug+0xc0/0xc0 [ 334.336594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.342144] ? check_preemption_disabled+0x48/0x280 [ 334.347422] ? __lock_is_held+0xb5/0x140 [ 334.351497] __alloc_pages_nodemask+0xa80/0xde0 [ 334.356168] ? zap_class+0x640/0x640 [ 334.359894] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 334.364955] ? find_held_lock+0x36/0x1c0 [ 334.369085] ? ____cache_alloc_node+0x1c7/0x1e0 [ 334.373797] ? lock_downgrade+0x900/0x900 [ 334.377998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.383557] cache_grow_begin+0xa5/0x8c0 [ 334.387626] ? do_raw_spin_unlock+0xa7/0x330 [ 334.392049] fallback_alloc+0x204/0x2e0 [ 334.396032] ____cache_alloc_node+0x1c7/0x1e0 [ 334.400534] kmem_cache_alloc_node+0xe3/0x730 [ 334.405036] ? ipv6_get_ifaddr+0x42e/0x620 [ 334.409286] __alloc_skb+0x119/0x770 [ 334.413005] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.418287] ? netdev_alloc_frag+0x1f0/0x1f0 [ 334.422714] ? lock_downgrade+0x900/0x900 [ 334.426900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.432445] ? refcount_sub_and_test_checked+0x203/0x310 [ 334.437911] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 334.443385] ? addrconf_rs_timer+0x690/0x690 [ 334.447840] ndisc_alloc_skb+0x144/0x340 [ 334.451911] ndisc_send_rs+0x331/0x6e0 [ 334.455809] addrconf_rs_timer+0x314/0x690 [ 334.460053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.464308] call_timer_fn+0x272/0x920 [ 334.468196] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.472432] ? process_timeout+0x40/0x40 [ 334.476518] ? mark_held_locks+0xc7/0x130 [ 334.480702] ? _raw_spin_unlock_irq+0x27/0x80 [ 334.485217] ? _raw_spin_unlock_irq+0x27/0x80 [ 334.489716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.493953] ? lockdep_hardirqs_on+0x296/0x5b0 [ 334.498546] ? trace_hardirqs_on+0xbd/0x310 [ 334.502869] ? kasan_check_read+0x11/0x20 [ 334.507023] ? __run_timers+0x7da/0xc70 [ 334.510999] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.516107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.520375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 334.524647] __run_timers+0x7e5/0xc70 [ 334.528492] ? timer_fixup_init+0x70/0x70 [ 334.532644] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 334.537659] ? zap_class+0x640/0x640 [ 334.541393] ? print_usage_bug+0xc0/0xc0 [ 334.545464] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 334.550679] ? find_held_lock+0x36/0x1c0 [ 334.554747] ? zap_class+0x640/0x640 [ 334.558475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.564028] ? check_preemption_disabled+0x48/0x280 [ 334.569053] ? __lock_is_held+0xb5/0x140 [ 334.573115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.578655] ? check_preemption_disabled+0x48/0x280 [ 334.583681] run_timer_softirq+0x52/0xb0 [ 334.587744] ? rcu_read_lock_sched_held+0x14f/0x180 [ 334.592765] __do_softirq+0x308/0xb7e [ 334.596569] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 334.601065] ? lock_downgrade+0x900/0x900 [ 334.605217] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 334.610379] ? pvclock_read_flags+0x160/0x160 [ 334.614909] ? lapic_next_event+0x5a/0x90 [ 334.619073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.624627] ? kvm_clock_read+0x18/0x30 [ 334.628603] ? kvm_sched_clock_read+0x9/0x20 [ 334.633029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.638568] ? check_preemption_disabled+0x48/0x280 [ 334.643597] irq_exit+0x17f/0x1c0 [ 334.647060] smp_apic_timer_interrupt+0x1cb/0x760 [ 334.651910] ? smp_call_function_single_interrupt+0x650/0x650 [ 334.657798] ? interrupt_entry+0xb5/0xc0 [ 334.661863] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.666889] ? trace_hardirqs_off_caller+0xbb/0x310 [ 334.671919] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.676766] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.681781] ? trace_hardirqs_on_caller+0x310/0x310 [ 334.686802] ? task_prio+0x50/0x50 [ 334.690348] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 334.695894] ? check_preemption_disabled+0x48/0x280 [ 334.700920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.705776] apic_timer_interrupt+0xf/0x20 [ 334.710005] [ 334.712245] RIP: 0010:dump_stack+0x358/0x39d [ 334.716656] 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 [ 334.735560] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 334.743273] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 334.750546] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 334.757817] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 334.765083] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 334.772354] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 334.779651] ? dump_stack+0x34f/0x39d [ 334.783465] ? dump_stack_print_info.cold.1+0x20/0x20 [ 334.788673] dump_header+0x27b/0xf72 [ 334.792401] ? mark_held_locks+0x130/0x130 [ 334.796646] ? pagefault_out_of_memory+0x197/0x197 [ 334.801584] ? __lock_acquire+0x62f/0x4c20 [ 334.805822] ? zap_class+0x640/0x640 [ 334.809543] ? percpu_ref_get_many+0x240/0x240 [ 334.814127] ? print_usage_bug+0xc0/0xc0 [ 334.818193] ? print_usage_bug+0xc0/0xc0 [ 334.822259] ? zap_class+0x640/0x640 [ 334.825977] ? print_usage_bug+0xc0/0xc0 [ 334.830039] ? print_usage_bug+0xc0/0xc0 [ 334.834111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 334.839653] ? find_held_lock+0x36/0x1c0 [ 334.843725] ? mark_held_locks+0xc7/0x130 [ 334.847886] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 334.852990] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 334.858095] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 334.862680] ? trace_hardirqs_on+0xbd/0x310 [ 334.867004] ? kasan_check_read+0x11/0x20 [ 334.871156] ? ___ratelimit+0x3b4/0x672 [ 334.875137] ? trace_hardirqs_off_caller+0x310/0x310 [ 334.880240] ? trace_hardirqs_on+0x310/0x310 [ 334.884701] ? lock_downgrade+0x900/0x900 [ 334.888857] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 334.893971] ? ___ratelimit+0x3b9/0x672 [ 334.897946] ? idr_get_free+0xec0/0xec0 [ 334.901921] ? find_held_lock+0x36/0x1c0 [ 334.905992] oom_kill_process.cold.27+0x10/0x903 [ 334.910750] ? zap_class+0x640/0x640 [ 334.914465] ? check_preemption_disabled+0x48/0x280 [ 334.919488] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.924417] ? kasan_check_read+0x11/0x20 [ 334.928567] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.933851] ? oom_evaluate_task+0x540/0x540 [ 334.938271] ? find_held_lock+0x36/0x1c0 [ 334.942341] ? out_of_memory+0x974/0x1430 [ 334.946522] ? lock_downgrade+0x900/0x900 [ 334.950685] ? check_preemption_disabled+0x48/0x280 [ 334.955708] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 334.960646] ? kasan_check_read+0x11/0x20 [ 334.964796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 334.970077] ? rcu_softirq_qs+0x20/0x20 [ 334.974060] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 334.979595] ? oom_evaluate_task+0x302/0x540 [ 334.984017] out_of_memory+0xa84/0x1430 [ 334.988003] ? oom_killer_disable+0x3a0/0x3a0 [ 334.992503] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 334.997438] ? __mutex_add_waiter+0x2a0/0x2a0 [ 335.001948] __alloc_pages_slowpath+0x22d4/0x2d70 [ 335.006823] ? warn_alloc+0x120/0x120 [ 335.010657] ? rcu_softirq_qs+0x20/0x20 [ 335.014664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.020208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.025749] ? should_fail+0x22d/0xd01 [ 335.029650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.034759] ? zap_class+0x640/0x640 [ 335.038500] ? __lock_is_held+0xb5/0x140 [ 335.042571] ? mark_held_locks+0x130/0x130 [ 335.046810] ? lock_release+0xa00/0xa00 [ 335.050790] ? perf_trace_sched_process_exec+0x860/0x860 [ 335.056250] ? __might_sleep+0x95/0x190 [ 335.060234] __alloc_pages_nodemask+0xa80/0xde0 [ 335.064913] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 335.069954] ? __page_cache_alloc+0x191/0x5c0 [ 335.074451] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.079383] ? kasan_check_read+0x11/0x20 [ 335.083538] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.088817] ? zap_class+0x640/0x640 [ 335.092557] ? zap_class+0x640/0x640 [ 335.096271] ? zap_class+0x640/0x640 [ 335.099987] ? __do_page_cache_readahead+0x7ce/0x980 [ 335.105099] ? find_held_lock+0x36/0x1c0 [ 335.109172] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 335.114721] alloc_pages_current+0x173/0x350 [ 335.119157] __page_cache_alloc+0x38c/0x5c0 [ 335.123482] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.128414] ? kasan_check_read+0x11/0x20 [ 335.132565] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.137847] ? generic_perform_write+0x6a0/0x6a0 [ 335.142618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.148158] ? check_preemption_disabled+0x48/0x280 [ 335.153183] filemap_fault+0x1594/0x25f0 [ 335.157262] ? __lock_page_or_retry+0xa00/0xa00 [ 335.161940] ? mark_held_locks+0x130/0x130 [ 335.166181] ? rcu_softirq_qs+0x20/0x20 [ 335.170172] ? filemap_map_pages+0xe04/0x1990 [ 335.174674] ? lock_downgrade+0x900/0x900 [ 335.178827] ? check_preemption_disabled+0x48/0x280 [ 335.183854] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.188794] ? kasan_check_read+0x11/0x20 [ 335.192948] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 335.197890] ? rcu_softirq_qs+0x20/0x20 [ 335.201870] ? rcu_softirq_qs+0x20/0x20 [ 335.205850] ? unwind_dump+0x190/0x190 [ 335.209757] ? kernel_text_address+0x79/0xf0 [ 335.214441] ? __kernel_text_address+0xd/0x40 [ 335.218934] ? unwind_get_return_address+0x61/0xa0 [ 335.223871] ? __save_stack_trace+0x8d/0xf0 [ 335.228218] ? lock_acquire+0x1ed/0x520 [ 335.232219] ? ext4_filemap_fault+0x7a/0xad [ 335.236650] ? lock_release+0xa00/0xa00 [ 335.240631] ? perf_trace_sched_process_exec+0x860/0x860 [ 335.246081] ? print_usage_bug+0xc0/0xc0 [ 335.250148] ? print_usage_bug+0xc0/0xc0 [ 335.254214] ? __x64_sys_read+0x73/0xb0 [ 335.258191] ? print_usage_bug+0xc0/0xc0 [ 335.262263] ? down_read+0x8d/0x120 [ 335.265892] ? ext4_filemap_fault+0x7a/0xad [ 335.270214] ? __down_interruptible+0x700/0x700 [ 335.274899] ext4_filemap_fault+0x82/0xad [ 335.279053] __do_fault+0x100/0x6b0 [ 335.282683] ? trace_hardirqs_on+0xbd/0x310 [ 335.287013] ? pmd_devmap_trans_unstable+0x220/0x220 [ 335.292127] ? mark_held_locks+0x130/0x130 [ 335.296362] ? mark_held_locks+0x130/0x130 [ 335.300600] ? do_syslog+0x147b/0x1690 [ 335.304508] ? do_syslog+0x309/0x1690 [ 335.308315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.313862] __handle_mm_fault+0x307c/0x5920 [ 335.318299] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 335.323148] ? find_held_lock+0x36/0x1c0 [ 335.327231] ? zap_class+0x640/0x640 [ 335.330948] ? zap_class+0x640/0x640 [ 335.334671] ? find_held_lock+0x36/0x1c0 [ 335.338748] ? handle_mm_fault+0x42a/0xc70 [ 335.342995] ? lock_downgrade+0x900/0x900 [ 335.347149] ? check_preemption_disabled+0x48/0x280 [ 335.352177] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 335.357110] ? kasan_check_read+0x11/0x20 [ 335.361285] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 335.366567] ? rcu_softirq_qs+0x20/0x20 [ 335.370544] ? trace_hardirqs_off_caller+0x310/0x310 [ 335.375662] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.381217] ? check_preemption_disabled+0x48/0x280 [ 335.386243] handle_mm_fault+0x54f/0xc70 [ 335.390308] ? __handle_mm_fault+0x5920/0x5920 [ 335.394906] ? find_vma+0x34/0x190 [ 335.398468] __do_page_fault+0x5e8/0xe60 [ 335.402528] ? trace_hardirqs_off+0xb8/0x310 [ 335.406937] ? kernel_write+0x120/0x120 [ 335.410921] do_page_fault+0xf2/0x7e0 [ 335.414728] ? vmalloc_sync_all+0x30/0x30 [ 335.418885] ? error_entry+0x70/0xd0 [ 335.422602] ? trace_hardirqs_off_caller+0xbb/0x310 [ 335.427634] ? trace_hardirqs_on_caller+0xc0/0x310 [ 335.432564] ? syscall_return_slowpath+0x5e0/0x5e0 [ 335.437497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.442392] ? trace_hardirqs_on_caller+0x310/0x310 [ 335.447409] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 335.452868] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 335.457896] ? prepare_exit_to_usermode+0x291/0x3b0 [ 335.462917] ? page_fault+0x8/0x30 [ 335.466460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.471325] ? page_fault+0x8/0x30 [ 335.474904] page_fault+0x1e/0x30 [ 335.478359] RIP: 0033:0x7fb372d071fd [ 335.482090] Code: Bad RIP value. [ 335.485455] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 335.490818] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 335.498083] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 335.505354] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 335.512633] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 335.519904] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 335.527194] warn_alloc_show_mem: 1 callbacks suppressed [ 335.527207] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 335.527209] Mem-Info: [ 335.527240] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 335.527240] active_file:12 inactive_file:13 isolated_file:0 [ 335.527240] unevictable:0 dirty:0 writeback:0 unstable:0 [ 335.527240] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 335.527240] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 335.527240] free:13647 free_pcp:167 free_cma:0 [ 335.532583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.539512] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 335.541917] Call Trace: [ 335.574780] Node 0 [ 335.584126] [ 335.611639] 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 [ 335.614197] dump_stack+0x244/0x39d [ 335.616408] lowmem_reserve[]: [ 335.618574] ? dump_stack_print_info.cold.1+0x20/0x20 [ 335.644063] 0 [ 335.647723] warn_alloc.cold.117+0xb7/0x1bd [ 335.650793] 2818 [ 335.655980] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 335.657762] 6321 [ 335.662080] ? lock_downgrade+0x900/0x900 [ 335.664118] 6321 [ 335.668960] ? trace_hardirqs_off+0xb8/0x310 [ 335.675148] ? trace_hardirqs_off+0xb8/0x310 [ 335.677184] Node 0 [ 335.681590] __alloc_pages_slowpath+0x2660/0x2d70 [ 335.685999] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 335.688233] ? warn_alloc+0x120/0x120 [ 335.693029] lowmem_reserve[]: [ 335.720089] ? warn_alloc+0x120/0x120 [ 335.723862] 0 [ 335.726960] ? print_usage_bug+0xc0/0xc0 [ 335.730736] 0 [ 335.732531] ? warn_alloc+0x120/0x120 [ 335.736567] 3503 [ 335.738362] ? print_usage_bug+0xc0/0xc0 [ 335.742136] 3503 [ 335.744192] ? __lock_acquire+0x62f/0x4c20 [ 335.750292] ? __lock_acquire+0x62f/0x4c20 [ 335.754502] Node 0 Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 335.758761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 335.758777] ? should_fail+0x22d/0xd01 [ 335.787647] lowmem_reserve[]: [ 335.793185] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.797044] 0 [ 335.800143] ? __lock_acquire+0x62f/0x4c20 [ 335.805221] 0 [ 335.807022] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 335.811235] 0 [ 335.813031] ? __lock_acquire+0x62f/0x4c20 [ 335.818110] 0 [ 335.819905] ? should_fail+0x22d/0xd01 [ 335.825933] ? find_held_lock+0x36/0x1c0 [ 335.829821] Node 0 DMA: [ 335.833880] ? mark_held_locks+0x130/0x130 [ 335.833890] 1*4kB [ 335.836552] ? mark_held_locks+0x130/0x130 [ 335.840762] (U) [ 335.842907] ? zap_class+0x640/0x640 [ 335.847121] 0*8kB [ 335.849088] ? zap_class+0x640/0x640 [ 335.852779] 0*16kB [ 335.854924] ? print_usage_bug+0xc0/0xc0 [ 335.858619] 1*32kB [ 335.860849] ? do_raw_spin_unlock+0xa7/0x330 [ 335.864894] (U) [ 335.867129] ? zap_class+0x640/0x640 [ 335.871514] 2*64kB [ 335.873483] ? print_usage_bug+0xc0/0xc0 [ 335.877175] (U) [ 335.879416] ? wq_watchdog_touch+0x9c/0xfe [ 335.883453] 1*128kB [ 335.885429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.889641] (U) [ 335.891959] ? check_preemption_disabled+0x48/0x280 [ 335.897470] 1*256kB [ 335.899442] ? __lock_is_held+0xb5/0x140 [ 335.904428] (U) [ 335.906754] __alloc_pages_nodemask+0xa80/0xde0 [ 335.910792] 0*512kB [ 335.912759] ? zap_class+0x640/0x640 [ 335.917408] 1*1024kB [ 335.919728] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 335.923414] (U) [ 335.925831] ? find_held_lock+0x36/0x1c0 [ 335.930818] 1*2048kB [ 335.932798] ? ____cache_alloc_node+0x1c7/0x1e0 [ 335.936829] (M) [ 335.939235] ? lock_downgrade+0x900/0x900 [ 335.943885] 3*4096kB [ 335.945858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 335.949978] (M) [ 335.952391] cache_grow_begin+0xa5/0x8c0 [ 335.957906] = 15908kB [ 335.959878] ? do_raw_spin_unlock+0xa7/0x330 [ 335.963919] Node 0 [ 335.966329] fallback_alloc+0x204/0x2e0 [ 335.970707] DMA32: [ 335.972943] ____cache_alloc_node+0x1c7/0x1e0 [ 335.976897] 4*4kB [ 335.979132] kmem_cache_alloc_node+0xe3/0x730 [ 335.983599] (M) [ 335.985769] ? ipv6_get_ifaddr+0x42e/0x620 [ 335.990237] 0*8kB [ 335.992211] __alloc_skb+0x119/0x770 [ 335.996417] 3*16kB [ 335.998567] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.002252] (UM) [ 336.004486] ? netdev_alloc_frag+0x1f0/0x1f0 [ 336.009739] 2*32kB [ 336.011800] ? lock_downgrade+0x900/0x900 [ 336.016183] (UM) [ 336.018424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.022543] 4*64kB [ 336.024602] ? refcount_sub_and_test_checked+0x203/0x310 [ 336.030115] (UM) [ 336.032352] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 336.037779] 5*128kB [ 336.039837] ? addrconf_rs_timer+0x690/0x690 [ 336.045265] (UM) [ 336.047593] ndisc_alloc_skb+0x144/0x340 [ 336.051968] 3*256kB [ 336.054030] ndisc_send_rs+0x331/0x6e0 [ 336.058070] (M) [ 336.060394] addrconf_rs_timer+0x314/0x690 [ 336.064254] 3*512kB [ 336.066226] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.070434] (M) [ 336.072764] call_timer_fn+0x272/0x920 [ 336.076963] 3*1024kB [ 336.078932] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.082798] (UM) [ 336.085205] ? process_timeout+0x40/0x40 [ 336.089417] 1*2048kB [ 336.091478] ? __run_timers+0x7da/0xc70 [ 336.095513] (M) [ 336.097927] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.101877] 4*4096kB [ 336.103846] ? _raw_spin_unlock_irq+0x27/0x80 [ 336.108317] (M) [ 336.110722] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.115198] = 24832kB [ 336.117169] ? lockdep_hardirqs_on+0x296/0x5b0 [ 336.121376] Node 0 [ 336.123784] ? trace_hardirqs_on+0xbd/0x310 [ 336.128343] Normal: [ 336.130576] ? kasan_check_read+0x11/0x20 [ 336.134871] 792*4kB [ 336.137194] ? __run_timers+0x7da/0xc70 [ 336.141315] (MEH) [ 336.143637] ? trace_hardirqs_off_caller+0x310/0x310 [ 336.147586] 463*8kB [ 336.149734] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.154810] (UME) [ 336.157174] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 336.161393] 172*16kB [ 336.163542] __run_timers+0x7e5/0xc70 [ 336.167753] (UMEH) [ 336.170171] ? timer_fixup_init+0x70/0x70 [ 336.173939] 71*32kB (UME) [ 336.176185] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 336.180307] 13*64kB [ 336.183147] ? zap_class+0x640/0x640 [ 336.188138] (UMH) [ 336.190459] ? enqueue_hrtimer+0x1a5/0x560 [ 336.194149] 1*128kB [ 336.196293] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 336.200504] (U) [ 336.202823] ? find_held_lock+0x36/0x1c0 [ 336.207988] 0*256kB [ 336.209962] ? zap_class+0x640/0x640 [ 336.214003] 0*512kB [ 336.216325] ? pvclock_read_flags+0x160/0x160 [ 336.220011] 1*1024kB [ 336.222328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.226798] (U) [ 336.229203] ? check_preemption_disabled+0x48/0x280 [ 336.234713] 0*2048kB [ 336.236688] ? __lock_is_held+0xb5/0x140 [ 336.241679] 0*4096kB [ 336.244083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.248120] = 13880kB [ 336.250525] ? check_preemption_disabled+0x48/0x280 [ 336.256046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.258446] run_timer_softirq+0x52/0xb0 [ 336.263470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.272293] ? rcu_read_lock_sched_held+0x14f/0x180 [ 336.276329] 163 total pagecache pages [ 336.284895] __do_softirq+0x308/0xb7e [ 336.284913] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 336.289918] 0 pages in swap cache [ 336.293705] ? lock_downgrade+0x900/0x900 [ 336.297482] Swap cache stats: add 0, delete 0, find 0/0 [ 336.301970] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 336.305403] Free swap = 0kB [ 336.309547] ? pvclock_read_flags+0x160/0x160 [ 336.314877] Total swap = 0kB [ 336.319986] ? lapic_next_event+0x5a/0x90 [ 336.322978] 1965979 pages RAM [ 336.327471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.330465] 0 pages HighMem/MovableOnly [ 336.334615] ? kvm_clock_read+0x18/0x30 [ 336.337699] 342867 pages reserved [ 336.343228] ? kvm_sched_clock_read+0x9/0x20 [ 336.347291] 0 pages cma reserved [ 336.351263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.354764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 336.359094] ? check_preemption_disabled+0x48/0x280 [ 336.362497] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 336.367968] irq_exit+0x17f/0x1c0 [ 336.374431] rsyslogd cpuset= [ 336.379440] smp_apic_timer_interrupt+0x1cb/0x760 [ 336.389466] / [ 336.392916] ? smp_reschedule_interrupt+0x109/0x650 [ 336.395917] mems_allowed=0 [ 336.400755] ? smp_call_function_single_interrupt+0x650/0x650 [ 336.416249] ? interrupt_entry+0xb5/0xc0 [ 336.420316] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.425337] ? trace_hardirqs_off_caller+0xbb/0x310 [ 336.430356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.435204] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.440220] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.445238] ? task_prio+0x50/0x50 [ 336.448785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.454322] ? check_preemption_disabled+0x48/0x280 [ 336.459343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.464200] apic_timer_interrupt+0xf/0x20 [ 336.468429] [ 336.470676] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 336.475621] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 336.494532] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 336.502245] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 336.509514] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 336.516799] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 336.524082] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 336.531351] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 336.538679] skb_clone+0x1bb/0x500 [ 336.542228] ? finish_task_switch+0x2f4/0x910 [ 336.546724] ? skb_split+0x11e0/0x11e0 [ 336.550624] ? preempt_notifier_register+0x200/0x200 [ 336.555737] ? __switch_to_asm+0x34/0x70 [ 336.559799] ? __switch_to_asm+0x34/0x70 [ 336.563863] ? __switch_to_asm+0x40/0x70 [ 336.567928] ? __switch_to_asm+0x34/0x70 [ 336.571993] ? __switch_to_asm+0x40/0x70 [ 336.576059] ? __switch_to_asm+0x34/0x70 [ 336.580123] ? __switch_to_asm+0x40/0x70 [ 336.584186] ? __switch_to_asm+0x34/0x70 [ 336.588251] ? __switch_to_asm+0x34/0x70 [ 336.592313] ? __switch_to_asm+0x40/0x70 [ 336.596372] ? __switch_to_asm+0x34/0x70 [ 336.600449] bpf_clone_redirect+0xb9/0x490 [ 336.604689] ? __schedule+0x8d7/0x21d0 [ 336.608585] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 336.613616] ? __sched_text_start+0x8/0x8 [ 336.617770] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 336.622531] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 336.627117] ? retint_kernel+0x2d/0x2d [ 336.631013] ? find_held_lock+0x36/0x1c0 [ 336.635087] ? lock_acquire+0x1ed/0x520 [ 336.639066] ? bpf_test_run+0x3cb/0x780 [ 336.643046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.648584] ? check_preemption_disabled+0x48/0x280 [ 336.653628] ? kasan_check_read+0x11/0x20 [ 336.657783] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 336.663064] ? rcu_softirq_qs+0x20/0x20 [ 336.667128] ? preempt_schedule+0x4d/0x60 [ 336.671283] ? ___preempt_schedule+0x16/0x18 [ 336.675697] ? bpf_test_run+0x25d/0x780 [ 336.679684] ? netlink_diag_dump+0x2a0/0x2a0 [ 336.684100] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.689642] ? bpf_test_init.isra.10+0x70/0x100 [ 336.694319] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 336.699088] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 336.703935] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 336.709478] ? fput+0x130/0x1a0 [ 336.712768] ? __bpf_prog_get+0x9b/0x290 [ 336.716833] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 336.721675] ? bpf_prog_test_run+0x130/0x1a0 [ 336.726086] ? __x64_sys_bpf+0x3d8/0x520 [ 336.730151] ? bpf_prog_get+0x20/0x20 [ 336.733971] ? do_syscall_64+0x1b9/0x820 [ 336.738037] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 336.743405] ? syscall_return_slowpath+0x5e0/0x5e0 [ 336.748338] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.753188] ? trace_hardirqs_on_caller+0x310/0x310 [ 336.758212] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 336.763232] ? prepare_exit_to_usermode+0x291/0x3b0 [ 336.768253] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.773104] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 336.778486] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 336.778570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 336.784986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.784991] Call Trace: [ 336.784998] [ 336.785017] dump_stack+0x244/0x39d [ 336.785035] ? dump_stack_print_info.cold.1+0x20/0x20 [ 336.791576] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 336.800875] warn_alloc.cold.117+0xb7/0x1bd [ 336.803432] syz-executor2 cpuset= [ 336.805578] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 336.809182] syz2 [ 336.814365] ? lock_downgrade+0x900/0x900 [ 336.824828] mems_allowed=0 [ 336.829141] ? trace_hardirqs_off+0xb8/0x310 [ 336.850804] ? trace_hardirqs_off+0xb8/0x310 [ 336.855223] __alloc_pages_slowpath+0x2660/0x2d70 [ 336.860099] ? warn_alloc+0x120/0x120 [ 336.863915] ? warn_alloc+0x120/0x120 [ 336.867721] ? print_usage_bug+0xc0/0xc0 [ 336.871786] ? warn_alloc+0x120/0x120 [ 336.875587] ? print_usage_bug+0xc0/0xc0 [ 336.879660] ? __lock_acquire+0x62f/0x4c20 [ 336.883905] ? __lock_acquire+0x62f/0x4c20 [ 336.888150] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 336.893692] ? should_fail+0x22d/0xd01 [ 336.897582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.902695] ? __lock_acquire+0x62f/0x4c20 [ 336.906936] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.912039] ? __lock_acquire+0x62f/0x4c20 [ 336.916271] ? should_fail+0x22d/0xd01 [ 336.920163] ? find_held_lock+0x36/0x1c0 [ 336.924236] ? mark_held_locks+0x130/0x130 [ 336.928480] ? mark_held_locks+0x130/0x130 [ 336.932713] ? zap_class+0x640/0x640 [ 336.936428] ? zap_class+0x640/0x640 [ 336.940150] ? print_usage_bug+0xc0/0xc0 [ 336.944209] ? do_raw_spin_unlock+0xa7/0x330 [ 336.948628] ? zap_class+0x640/0x640 [ 336.952348] ? print_usage_bug+0xc0/0xc0 [ 336.956413] ? wq_watchdog_touch+0x9c/0xfe [ 336.960656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.966192] ? check_preemption_disabled+0x48/0x280 [ 336.971222] ? __lock_is_held+0xb5/0x140 [ 336.975294] __alloc_pages_nodemask+0xa80/0xde0 [ 336.979964] ? zap_class+0x640/0x640 [ 336.983682] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 336.988710] ? find_held_lock+0x36/0x1c0 [ 336.992784] ? ____cache_alloc_node+0x1c7/0x1e0 [ 336.997457] ? lock_downgrade+0x900/0x900 [ 337.001624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.007171] cache_grow_begin+0xa5/0x8c0 [ 337.011230] ? do_raw_spin_unlock+0xa7/0x330 [ 337.015652] fallback_alloc+0x204/0x2e0 [ 337.019640] ____cache_alloc_node+0x1c7/0x1e0 [ 337.024149] kmem_cache_alloc_node+0xe3/0x730 [ 337.028652] ? ipv6_get_ifaddr+0x42e/0x620 [ 337.032906] __alloc_skb+0x119/0x770 [ 337.036634] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.041921] ? netdev_alloc_frag+0x1f0/0x1f0 [ 337.046327] ? lock_downgrade+0x900/0x900 [ 337.050490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.056033] ? refcount_sub_and_test_checked+0x203/0x310 [ 337.061491] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 337.066942] ? addrconf_rs_timer+0x690/0x690 [ 337.071364] ndisc_alloc_skb+0x144/0x340 [ 337.075431] ndisc_send_rs+0x331/0x6e0 [ 337.079327] addrconf_rs_timer+0x314/0x690 [ 337.083570] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 337.087820] call_timer_fn+0x272/0x920 [ 337.091712] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 337.095953] ? process_timeout+0x40/0x40 [ 337.100035] ? mark_held_locks+0xc7/0x130 [ 337.104187] ? _raw_spin_unlock_irq+0x27/0x80 [ 337.108684] ? _raw_spin_unlock_irq+0x27/0x80 [ 337.113180] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 337.117416] ? lockdep_hardirqs_on+0x296/0x5b0 [ 337.122002] ? trace_hardirqs_on+0xbd/0x310 [ 337.126325] ? kasan_check_read+0x11/0x20 [ 337.130478] ? __run_timers+0x7da/0xc70 [ 337.134457] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.139567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 337.143809] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 337.148049] __run_timers+0x7e5/0xc70 [ 337.151865] ? timer_fixup_init+0x70/0x70 [ 337.156019] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 337.161041] ? zap_class+0x640/0x640 [ 337.164765] ? print_usage_bug+0xc0/0xc0 [ 337.168831] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 337.174028] ? find_held_lock+0x36/0x1c0 [ 337.178099] ? zap_class+0x640/0x640 [ 337.181822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.187363] ? check_preemption_disabled+0x48/0x280 [ 337.192392] ? __lock_is_held+0xb5/0x140 [ 337.196455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.201993] ? check_preemption_disabled+0x48/0x280 [ 337.207019] run_timer_softirq+0x52/0xb0 [ 337.211085] ? rcu_read_lock_sched_held+0x14f/0x180 [ 337.216354] __do_softirq+0x308/0xb7e [ 337.220163] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 337.224657] ? lock_downgrade+0x900/0x900 [ 337.228815] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 337.233929] ? pvclock_read_flags+0x160/0x160 [ 337.238430] ? lapic_next_event+0x5a/0x90 [ 337.242585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.248135] ? kvm_clock_read+0x18/0x30 [ 337.252113] ? kvm_sched_clock_read+0x9/0x20 [ 337.256528] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.262065] ? check_preemption_disabled+0x48/0x280 [ 337.267095] irq_exit+0x17f/0x1c0 [ 337.270549] smp_apic_timer_interrupt+0x1cb/0x760 [ 337.275393] ? smp_call_function_single_interrupt+0x650/0x650 [ 337.281279] ? interrupt_entry+0xb5/0xc0 [ 337.285342] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.290360] ? trace_hardirqs_off_caller+0xbb/0x310 [ 337.295380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.300226] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.305243] ? trace_hardirqs_on_caller+0x310/0x310 [ 337.310265] ? task_prio+0x50/0x50 [ 337.313828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.319364] ? check_preemption_disabled+0x48/0x280 [ 337.324387] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.329244] apic_timer_interrupt+0xf/0x20 [ 337.333473] [ 337.335713] RIP: 0010:dump_stack+0x358/0x39d [ 337.340127] 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 [ 337.359025] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 337.366737] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 337.374005] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 337.381274] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 337.388539] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 337.395805] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 337.403088] ? dump_stack+0x34f/0x39d [ 337.406910] ? dump_stack_print_info.cold.1+0x20/0x20 [ 337.412116] dump_header+0x27b/0xf72 [ 337.415842] ? mark_held_locks+0x130/0x130 [ 337.420080] ? pagefault_out_of_memory+0x197/0x197 [ 337.425015] ? __lock_acquire+0x62f/0x4c20 [ 337.429248] ? zap_class+0x640/0x640 [ 337.432968] ? percpu_ref_get_many+0x240/0x240 [ 337.437556] ? print_usage_bug+0xc0/0xc0 [ 337.441629] ? print_usage_bug+0xc0/0xc0 [ 337.445699] ? zap_class+0x640/0x640 [ 337.449420] ? print_usage_bug+0xc0/0xc0 [ 337.453488] ? print_usage_bug+0xc0/0xc0 [ 337.457561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.463108] ? find_held_lock+0x36/0x1c0 [ 337.467178] ? mark_held_locks+0xc7/0x130 [ 337.471335] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 337.476452] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 337.481560] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 337.486152] ? trace_hardirqs_on+0xbd/0x310 [ 337.490479] ? kasan_check_read+0x11/0x20 [ 337.494633] ? ___ratelimit+0x3b4/0x672 [ 337.498617] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.503725] ? trace_hardirqs_on+0x310/0x310 [ 337.508135] ? lock_downgrade+0x900/0x900 [ 337.512293] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 337.517398] ? ___ratelimit+0x3b9/0x672 [ 337.521375] ? idr_get_free+0xec0/0xec0 [ 337.525350] ? find_held_lock+0x36/0x1c0 [ 337.529420] oom_kill_process.cold.27+0x10/0x903 [ 337.534181] ? zap_class+0x640/0x640 [ 337.537907] ? check_preemption_disabled+0x48/0x280 [ 337.542933] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.547867] ? kasan_check_read+0x11/0x20 [ 337.552062] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.557342] ? oom_evaluate_task+0x540/0x540 [ 337.561757] ? find_held_lock+0x36/0x1c0 [ 337.565829] ? out_of_memory+0x974/0x1430 [ 337.569988] ? lock_downgrade+0x900/0x900 [ 337.574138] ? check_preemption_disabled+0x48/0x280 [ 337.579164] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.584096] ? kasan_check_read+0x11/0x20 [ 337.588247] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.593526] ? rcu_softirq_qs+0x20/0x20 [ 337.597510] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 337.603049] ? oom_evaluate_task+0x302/0x540 [ 337.607466] out_of_memory+0xa84/0x1430 [ 337.611454] ? oom_killer_disable+0x3a0/0x3a0 [ 337.615955] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 337.620893] ? __mutex_add_waiter+0x2a0/0x2a0 [ 337.625400] __alloc_pages_slowpath+0x22d4/0x2d70 [ 337.630275] ? warn_alloc+0x120/0x120 [ 337.634075] ? rcu_softirq_qs+0x20/0x20 [ 337.638079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.643626] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.649163] ? should_fail+0x22d/0xd01 [ 337.653059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 337.658168] ? zap_class+0x640/0x640 [ 337.661913] ? __lock_is_held+0xb5/0x140 [ 337.665986] ? mark_held_locks+0x130/0x130 [ 337.670223] ? lock_release+0xa00/0xa00 [ 337.674201] ? perf_trace_sched_process_exec+0x860/0x860 [ 337.679666] ? __might_sleep+0x95/0x190 [ 337.683653] __alloc_pages_nodemask+0xa80/0xde0 [ 337.688332] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 337.693353] ? __page_cache_alloc+0x191/0x5c0 [ 337.697853] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.702785] ? kasan_check_read+0x11/0x20 [ 337.706940] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.712219] ? zap_class+0x640/0x640 [ 337.715944] ? zap_class+0x640/0x640 [ 337.719662] ? zap_class+0x640/0x640 [ 337.723378] ? __do_page_cache_readahead+0x7ce/0x980 [ 337.728491] ? find_held_lock+0x36/0x1c0 [ 337.732561] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 337.738108] alloc_pages_current+0x173/0x350 [ 337.742598] __page_cache_alloc+0x38c/0x5c0 [ 337.746975] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.751909] ? kasan_check_read+0x11/0x20 [ 337.756058] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.761340] ? generic_perform_write+0x6a0/0x6a0 [ 337.766102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.771646] ? check_preemption_disabled+0x48/0x280 [ 337.776673] filemap_fault+0x1594/0x25f0 [ 337.780751] ? __lock_page_or_retry+0xa00/0xa00 [ 337.785422] ? mark_held_locks+0x130/0x130 [ 337.789659] ? rcu_softirq_qs+0x20/0x20 [ 337.793653] ? filemap_map_pages+0xe04/0x1990 [ 337.798160] ? lock_downgrade+0x900/0x900 [ 337.802308] ? check_preemption_disabled+0x48/0x280 [ 337.807362] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.812308] ? kasan_check_read+0x11/0x20 [ 337.816470] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 337.821415] ? rcu_softirq_qs+0x20/0x20 [ 337.825398] ? rcu_softirq_qs+0x20/0x20 [ 337.829373] ? unwind_dump+0x190/0x190 [ 337.833280] ? kernel_text_address+0x79/0xf0 [ 337.837694] ? __kernel_text_address+0xd/0x40 [ 337.842191] ? unwind_get_return_address+0x61/0xa0 [ 337.847126] ? __save_stack_trace+0x8d/0xf0 [ 337.851463] ? lock_acquire+0x1ed/0x520 [ 337.855438] ? ext4_filemap_fault+0x7a/0xad [ 337.859767] ? lock_release+0xa00/0xa00 [ 337.863747] ? perf_trace_sched_process_exec+0x860/0x860 [ 337.869201] ? print_usage_bug+0xc0/0xc0 [ 337.873268] ? print_usage_bug+0xc0/0xc0 [ 337.877330] ? __x64_sys_read+0x73/0xb0 [ 337.881304] ? print_usage_bug+0xc0/0xc0 [ 337.885376] ? down_read+0x8d/0x120 [ 337.889001] ? ext4_filemap_fault+0x7a/0xad [ 337.893322] ? __down_interruptible+0x700/0x700 [ 337.898002] ext4_filemap_fault+0x82/0xad [ 337.902157] __do_fault+0x100/0x6b0 [ 337.905788] ? trace_hardirqs_on+0xbd/0x310 [ 337.910116] ? pmd_devmap_trans_unstable+0x220/0x220 [ 337.915224] ? mark_held_locks+0x130/0x130 [ 337.919464] ? mark_held_locks+0x130/0x130 [ 337.923705] ? do_syslog+0x147b/0x1690 [ 337.927599] ? do_syslog+0x309/0x1690 [ 337.931412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.936954] __handle_mm_fault+0x307c/0x5920 [ 337.941374] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 337.946223] ? find_held_lock+0x36/0x1c0 [ 337.950303] ? zap_class+0x640/0x640 [ 337.954019] ? zap_class+0x640/0x640 [ 337.957739] ? find_held_lock+0x36/0x1c0 [ 337.961811] ? handle_mm_fault+0x42a/0xc70 [ 337.966053] ? lock_downgrade+0x900/0x900 [ 337.970200] ? check_preemption_disabled+0x48/0x280 [ 337.975226] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 337.980157] ? kasan_check_read+0x11/0x20 [ 337.984306] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 337.989584] ? rcu_softirq_qs+0x20/0x20 [ 337.993567] ? trace_hardirqs_off_caller+0x310/0x310 [ 337.998678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.004219] ? check_preemption_disabled+0x48/0x280 [ 338.009244] handle_mm_fault+0x54f/0xc70 [ 338.013309] ? __handle_mm_fault+0x5920/0x5920 [ 338.017907] ? find_vma+0x34/0x190 [ 338.021460] __do_page_fault+0x5e8/0xe60 [ 338.025520] ? trace_hardirqs_off+0xb8/0x310 [ 338.029934] ? kernel_write+0x120/0x120 [ 338.033929] do_page_fault+0xf2/0x7e0 [ 338.037732] ? vmalloc_sync_all+0x30/0x30 [ 338.041899] ? error_entry+0x70/0xd0 [ 338.045625] ? trace_hardirqs_off_caller+0xbb/0x310 [ 338.050648] ? trace_hardirqs_on_caller+0xc0/0x310 [ 338.055579] ? syscall_return_slowpath+0x5e0/0x5e0 [ 338.060553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.065517] ? trace_hardirqs_on_caller+0x310/0x310 [ 338.070562] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 338.076014] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 338.081037] ? prepare_exit_to_usermode+0x291/0x3b0 [ 338.086061] ? page_fault+0x8/0x30 [ 338.089606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 338.094463] ? page_fault+0x8/0x30 [ 338.098012] page_fault+0x1e/0x30 [ 338.101469] RIP: 0033:0x7fb372d071fd [ 338.105196] Code: Bad RIP value. [ 338.108556] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 338.113922] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 338.121189] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 338.128457] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 338.135728] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 338.142994] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 338.150289] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 338.150294] warn_alloc_show_mem: 1 callbacks suppressed [ 338.150301] Mem-Info: [ 338.157233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.162606] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 338.162606] active_file:12 inactive_file:13 isolated_file:0 [ 338.162606] unevictable:0 dirty:0 writeback:0 unstable:0 [ 338.162606] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 338.162606] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 338.162606] free:13647 free_pcp:167 free_cma:0 [ 338.164975] Call Trace: [ 338.174365] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 338.207205] [ 338.209778] Node 0 [ 338.237273] dump_stack+0x244/0x39d [ 338.239424] 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 [ 338.241640] ? dump_stack_print_info.cold.1+0x20/0x20 [ 338.245244] lowmem_reserve[]: [ 338.270751] warn_alloc.cold.117+0xb7/0x1bd [ 338.275907] 0 [ 338.279004] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 338.283301] 2818 [ 338.285105] ? lock_downgrade+0x900/0x900 [ 338.289918] 6321 [ 338.291983] ? trace_hardirqs_off+0xb8/0x310 [ 338.296100] 6321 [ 338.298162] ? trace_hardirqs_off+0xb8/0x310 [ 338.304604] __alloc_pages_slowpath+0x2660/0x2d70 [ 338.308992] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 338.313861] ? warn_alloc+0x120/0x120 [ 338.313881] ? warn_alloc+0x120/0x120 [ 338.341541] lowmem_reserve[]: [ 338.345855] ? print_usage_bug+0xc0/0xc0 [ 338.349636] 0 [ 338.352740] ? warn_alloc+0x120/0x120 [ 338.356777] 0 [ 338.358576] ? print_usage_bug+0xc0/0xc0 [ 338.362352] 3503 [ 338.364148] ? __lock_acquire+0x62f/0x4c20 [ 338.368186] 3503 [ 338.370251] ? __lock_acquire+0x62f/0x4c20 [ 338.376535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 338.380745] Node 0 [ 338.386272] ? should_fail+0x22d/0xd01 [ 338.386309] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 338.388515] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.392381] lowmem_reserve[]: [ 338.421198] ? __lock_acquire+0x62f/0x4c20 [ 338.426280] 0 [ 338.429386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 338.433593] 0 [ 338.435405] ? __lock_acquire+0x62f/0x4c20 [ 338.440487] 0 [ 338.442286] ? should_fail+0x22d/0xd01 [ 338.446495] 0 [ 338.448290] ? find_held_lock+0x36/0x1c0 [ 338.453960] ? mark_held_locks+0x130/0x130 [ 338.457997] Node 0 DMA: [ 338.462229] ? mark_held_locks+0x130/0x130 [ 338.462244] ? zap_class+0x640/0x640 [ 338.464901] 1*4kB [ 338.469127] ? zap_class+0x640/0x640 [ 338.472815] (U) [ 338.474962] ? print_usage_bug+0xc0/0xc0 [ 338.478653] 0*8kB [ 338.480632] ? do_raw_spin_unlock+0xa7/0x330 [ 338.484673] 0*16kB [ 338.486819] ? zap_class+0x640/0x640 [ 338.491204] 1*32kB [ 338.493439] ? print_usage_bug+0xc0/0xc0 [ 338.497132] (U) [ 338.499369] ? wq_watchdog_touch+0x9c/0xfe [ 338.503425] 2*64kB [ 338.505417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.509632] (U) [ 338.511905] ? check_preemption_disabled+0x48/0x280 [ 338.511928] ? __lock_is_held+0xb5/0x140 [ 338.517438] 1*128kB [ 338.519413] __alloc_pages_nodemask+0xa80/0xde0 [ 338.524403] (U) [ 338.528456] ? zap_class+0x640/0x640 [ 338.530844] 1*256kB [ 338.535533] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 338.537486] (U) [ 338.541230] ? find_held_lock+0x36/0x1c0 [ 338.543522] 0*512kB [ 338.548579] ? ____cache_alloc_node+0x1c7/0x1e0 [ 338.550531] 1*1024kB [ 338.554589] ? lock_downgrade+0x900/0x900 [ 338.556889] (U) 1*2048kB [ 338.561594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.563992] (M) [ 338.568142] cache_grow_begin+0xa5/0x8c0 [ 338.570877] 3*4096kB [ 338.576442] ? do_raw_spin_unlock+0xa7/0x330 [ 338.578386] (M) = 15908kB [ 338.582467] fallback_alloc+0x204/0x2e0 [ 338.584850] Node 0 [ 338.589252] ____cache_alloc_node+0x1c7/0x1e0 [ 338.591983] DMA32: 4*4kB [ 338.595965] kmem_cache_alloc_node+0xe3/0x730 [ 338.598175] (M) [ 338.602667] ? ipv6_get_ifaddr+0x42e/0x620 [ 338.605414] 0*8kB [ 338.609912] __alloc_skb+0x119/0x770 [ 338.611860] 3*16kB [ 338.616092] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 338.618214] (UM) [ 338.621925] ? netdev_alloc_frag+0x1f0/0x1f0 [ 338.624137] 2*32kB [ 338.629412] ? lock_downgrade+0x900/0x900 [ 338.631452] (UM) [ 338.635859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.638074] 4*64kB [ 338.642218] ? refcount_sub_and_test_checked+0x203/0x310 [ 338.644252] (UM) [ 338.649784] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 338.651997] 5*128kB [ 338.657442] ? addrconf_rs_timer+0x690/0x690 [ 338.659510] (UM) [ 338.664973] ndisc_alloc_skb+0x144/0x340 [ 338.667267] 3*256kB [ 338.671671] ndisc_send_rs+0x331/0x6e0 [ 338.673708] (M) [ 338.677764] addrconf_rs_timer+0x314/0x690 [ 338.680066] 3*512kB [ 338.683949] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.685908] (M) [ 338.690149] call_timer_fn+0x272/0x920 [ 338.692441] 3*1024kB [ 338.696668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.698628] (UM) [ 338.702513] ? process_timeout+0x40/0x40 [ 338.704904] 1*2048kB [ 338.709140] ? __run_timers+0x7da/0xc70 [ 338.711176] (M) [ 338.715238] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.717630] 4*4096kB [ 338.721596] ? _raw_spin_unlock_irq+0x27/0x80 [ 338.723556] (M) [ 338.728049] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.730435] = 24832kB [ 338.734927] ? lockdep_hardirqs_on+0x296/0x5b0 [ 338.736878] Node 0 [ 338.741107] ? trace_hardirqs_on+0xbd/0x310 [ 338.743495] Normal: [ 338.748076] ? kasan_check_read+0x11/0x20 [ 338.750284] 792*4kB [ 338.754630] ? __run_timers+0x7da/0xc70 [ 338.756947] (MEH) [ 338.761089] ? trace_hardirqs_off_caller+0x310/0x310 [ 338.763387] 463*8kB (UME) [ 338.767367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.769497] 172*16kB [ 338.774594] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 338.777422] (UMEH) [ 338.781655] __run_timers+0x7e5/0xc70 [ 338.784041] 71*32kB [ 338.788281] ? timer_fixup_init+0x70/0x70 [ 338.790488] (UME) [ 338.794303] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 338.796599] 13*64kB [ 338.800753] ? zap_class+0x640/0x640 [ 338.802877] (UMH) [ 338.807886] ? enqueue_hrtimer+0x1a5/0x560 [ 338.810196] 1*128kB [ 338.813909] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 338.816036] (U) [ 338.820270] ? find_held_lock+0x36/0x1c0 [ 338.822573] 0*256kB [ 338.827755] ? zap_class+0x640/0x640 [ 338.829711] 0*512kB [ 338.833808] ? pvclock_read_flags+0x160/0x160 [ 338.836103] 1*1024kB [ 338.839816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.842110] (U) [ 338.846617] ? check_preemption_disabled+0x48/0x280 [ 338.849004] 0*2048kB [ 338.854542] ? __lock_is_held+0xb5/0x140 [ 338.856491] 0*4096kB [ 338.861505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.863897] = 13880kB [ 338.867951] ? check_preemption_disabled+0x48/0x280 [ 338.870348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.875875] run_timer_softirq+0x52/0xb0 [ 338.878272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.883281] ? rcu_read_lock_sched_held+0x14f/0x180 [ 338.892095] 163 total pagecache pages [ 338.896148] __do_softirq+0x308/0xb7e [ 338.904725] 0 pages in swap cache [ 338.909742] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 338.913519] Swap cache stats: add 0, delete 0, find 0/0 [ 338.917310] ? lock_downgrade+0x900/0x900 [ 338.920738] Free swap = 0kB [ 338.925229] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 338.930570] Total swap = 0kB [ 338.934732] ? pvclock_read_flags+0x160/0x160 [ 338.937722] 1965979 pages RAM [ 338.942820] ? lapic_next_event+0x5a/0x90 [ 338.945806] 0 pages HighMem/MovableOnly [ 338.945815] 342867 pages reserved [ 338.950305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.953381] 0 pages cma reserved [ 338.957529] ? kvm_clock_read+0x18/0x30 [ 338.961593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 338.964942] ? kvm_sched_clock_read+0x9/0x20 [ 338.964959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 338.964979] ? check_preemption_disabled+0x48/0x280 [ 338.970560] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 338.973860] irq_exit+0x17f/0x1c0 [ 338.977814] rsyslogd cpuset= [ 338.984301] smp_apic_timer_interrupt+0x1cb/0x760 [ 338.988684] / [ 338.994216] ? smp_reschedule_interrupt+0x109/0x650 [ 338.999212] mems_allowed=0 [ 339.009252] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.036023] ? interrupt_entry+0xb5/0xc0 [ 339.040093] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.045110] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.050129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.054973] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.059987] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.065008] ? task_prio+0x50/0x50 [ 339.068557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.074101] ? check_preemption_disabled+0x48/0x280 [ 339.079125] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.083982] apic_timer_interrupt+0xf/0x20 [ 339.088217] [ 339.090465] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 339.095404] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 339.114324] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 339.122048] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 339.129318] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 339.136604] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 339.143883] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 339.151153] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 339.158473] skb_clone+0x1bb/0x500 [ 339.162023] ? finish_task_switch+0x2f4/0x910 [ 339.166523] ? skb_split+0x11e0/0x11e0 [ 339.170422] ? preempt_notifier_register+0x200/0x200 [ 339.175566] ? __switch_to_asm+0x34/0x70 [ 339.179637] ? __switch_to_asm+0x34/0x70 [ 339.183702] ? __switch_to_asm+0x40/0x70 [ 339.187777] ? __switch_to_asm+0x34/0x70 [ 339.191842] ? __switch_to_asm+0x40/0x70 [ 339.195905] ? __switch_to_asm+0x34/0x70 [ 339.199971] ? __switch_to_asm+0x40/0x70 [ 339.204033] ? __switch_to_asm+0x34/0x70 [ 339.208100] ? __switch_to_asm+0x34/0x70 [ 339.212160] ? __switch_to_asm+0x40/0x70 [ 339.216412] ? __switch_to_asm+0x34/0x70 [ 339.220541] bpf_clone_redirect+0xb9/0x490 [ 339.224802] ? __schedule+0x8d7/0x21d0 [ 339.228730] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 339.233777] ? __sched_text_start+0x8/0x8 [ 339.237931] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 339.242691] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 339.247294] ? retint_kernel+0x2d/0x2d [ 339.251189] ? find_held_lock+0x36/0x1c0 [ 339.255261] ? lock_acquire+0x1ed/0x520 [ 339.259256] ? bpf_test_run+0x3cb/0x780 [ 339.263233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.268787] ? check_preemption_disabled+0x48/0x280 [ 339.273812] ? kasan_check_read+0x11/0x20 [ 339.277992] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.283290] ? rcu_softirq_qs+0x20/0x20 [ 339.287276] ? preempt_schedule+0x4d/0x60 [ 339.291438] ? ___preempt_schedule+0x16/0x18 [ 339.295872] ? bpf_test_run+0x25d/0x780 [ 339.299859] ? netlink_diag_dump+0x2a0/0x2a0 [ 339.304274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.309830] ? bpf_test_init.isra.10+0x70/0x100 [ 339.314535] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 339.319302] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 339.324148] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 339.329686] ? fput+0x130/0x1a0 [ 339.332973] ? __bpf_prog_get+0x9b/0x290 [ 339.337038] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 339.341909] ? bpf_prog_test_run+0x130/0x1a0 [ 339.346878] ? __x64_sys_bpf+0x3d8/0x520 [ 339.350955] ? bpf_prog_get+0x20/0x20 [ 339.354777] ? do_syscall_64+0x1b9/0x820 [ 339.358842] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 339.364213] ? syscall_return_slowpath+0x5e0/0x5e0 [ 339.369166] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.374056] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.379077] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 339.384100] ? prepare_exit_to_usermode+0x291/0x3b0 [ 339.389127] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.394010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.399402] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 339.399487] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 339.405903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.405909] Call Trace: [ 339.405916] [ 339.405934] dump_stack+0x244/0x39d [ 339.405952] ? dump_stack_print_info.cold.1+0x20/0x20 [ 339.412488] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 339.421783] warn_alloc.cold.117+0xb7/0x1bd [ 339.424340] syz-executor2 cpuset= [ 339.426496] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 339.430094] syz2 [ 339.435280] ? lock_downgrade+0x900/0x900 [ 339.445744] mems_allowed=0 [ 339.450064] ? trace_hardirqs_off+0xb8/0x310 [ 339.471766] ? trace_hardirqs_off+0xb8/0x310 [ 339.476184] __alloc_pages_slowpath+0x2660/0x2d70 [ 339.481060] ? warn_alloc+0x120/0x120 [ 339.484904] ? warn_alloc+0x120/0x120 [ 339.488710] ? print_usage_bug+0xc0/0xc0 [ 339.492771] ? warn_alloc+0x120/0x120 [ 339.496592] ? print_usage_bug+0xc0/0xc0 [ 339.500668] ? __lock_acquire+0x62f/0x4c20 [ 339.504907] ? __lock_acquire+0x62f/0x4c20 [ 339.509152] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.514711] ? should_fail+0x22d/0xd01 [ 339.518634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.523740] ? __lock_acquire+0x62f/0x4c20 [ 339.527977] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 339.533077] ? __lock_acquire+0x62f/0x4c20 [ 339.537306] ? should_fail+0x22d/0xd01 [ 339.541197] ? find_held_lock+0x36/0x1c0 [ 339.545271] ? mark_held_locks+0x130/0x130 [ 339.549509] ? mark_held_locks+0x130/0x130 [ 339.553745] ? zap_class+0x640/0x640 [ 339.557464] ? zap_class+0x640/0x640 [ 339.561180] ? print_usage_bug+0xc0/0xc0 [ 339.565244] ? do_raw_spin_unlock+0xa7/0x330 [ 339.569684] ? zap_class+0x640/0x640 [ 339.573401] ? print_usage_bug+0xc0/0xc0 [ 339.577466] ? wq_watchdog_touch+0x9c/0xfe [ 339.581705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.587245] ? check_preemption_disabled+0x48/0x280 [ 339.592274] ? __lock_is_held+0xb5/0x140 [ 339.596348] __alloc_pages_nodemask+0xa80/0xde0 [ 339.601015] ? zap_class+0x640/0x640 [ 339.604738] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 339.609779] ? find_held_lock+0x36/0x1c0 [ 339.613851] ? ____cache_alloc_node+0x1c7/0x1e0 [ 339.618526] ? lock_downgrade+0x900/0x900 [ 339.622684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.628231] cache_grow_begin+0xa5/0x8c0 [ 339.632295] ? do_raw_spin_unlock+0xa7/0x330 [ 339.636729] fallback_alloc+0x204/0x2e0 [ 339.640724] ____cache_alloc_node+0x1c7/0x1e0 [ 339.645227] kmem_cache_alloc_node+0xe3/0x730 [ 339.649728] ? ipv6_get_ifaddr+0x42e/0x620 [ 339.653994] __alloc_skb+0x119/0x770 [ 339.657711] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 339.662993] ? netdev_alloc_frag+0x1f0/0x1f0 [ 339.667406] ? lock_downgrade+0x900/0x900 [ 339.671564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.677138] ? refcount_sub_and_test_checked+0x203/0x310 [ 339.682596] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 339.688058] ? addrconf_rs_timer+0x690/0x690 [ 339.692479] ndisc_alloc_skb+0x144/0x340 [ 339.696545] ndisc_send_rs+0x331/0x6e0 [ 339.700443] addrconf_rs_timer+0x314/0x690 [ 339.704683] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 339.708933] call_timer_fn+0x272/0x920 [ 339.712845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 339.717107] ? process_timeout+0x40/0x40 [ 339.721180] ? mark_held_locks+0xc7/0x130 [ 339.725333] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.729848] ? _raw_spin_unlock_irq+0x27/0x80 [ 339.734348] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 339.738585] ? lockdep_hardirqs_on+0x296/0x5b0 [ 339.743181] ? trace_hardirqs_on+0xbd/0x310 [ 339.747505] ? kasan_check_read+0x11/0x20 [ 339.751670] ? __run_timers+0x7da/0xc70 [ 339.755679] ? trace_hardirqs_off_caller+0x310/0x310 [ 339.760788] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 339.765033] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 339.769283] __run_timers+0x7e5/0xc70 [ 339.773099] ? timer_fixup_init+0x70/0x70 [ 339.777249] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 339.782269] ? zap_class+0x640/0x640 [ 339.786004] ? print_usage_bug+0xc0/0xc0 [ 339.790081] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 339.795281] ? find_held_lock+0x36/0x1c0 [ 339.799351] ? zap_class+0x640/0x640 [ 339.803076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.808628] ? check_preemption_disabled+0x48/0x280 [ 339.813659] ? __lock_is_held+0xb5/0x140 [ 339.817724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.823264] ? check_preemption_disabled+0x48/0x280 [ 339.828303] run_timer_softirq+0x52/0xb0 [ 339.832364] ? rcu_read_lock_sched_held+0x14f/0x180 [ 339.837385] __do_softirq+0x308/0xb7e [ 339.841190] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 339.845686] ? lock_downgrade+0x900/0x900 [ 339.849838] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 339.854950] ? pvclock_read_flags+0x160/0x160 [ 339.859456] ? lapic_next_event+0x5a/0x90 [ 339.863617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 339.869162] ? kvm_clock_read+0x18/0x30 [ 339.873138] ? kvm_sched_clock_read+0x9/0x20 [ 339.877549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.883087] ? check_preemption_disabled+0x48/0x280 [ 339.888112] irq_exit+0x17f/0x1c0 [ 339.891572] smp_apic_timer_interrupt+0x1cb/0x760 [ 339.896416] ? smp_call_function_single_interrupt+0x650/0x650 [ 339.902307] ? interrupt_entry+0xb5/0xc0 [ 339.906375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.911394] ? trace_hardirqs_off_caller+0xbb/0x310 [ 339.916413] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.921258] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.926278] ? trace_hardirqs_on_caller+0x310/0x310 [ 339.931302] ? task_prio+0x50/0x50 [ 339.934844] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 339.940384] ? check_preemption_disabled+0x48/0x280 [ 339.945410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 339.950268] apic_timer_interrupt+0xf/0x20 [ 339.954502] [ 339.956741] RIP: 0010:dump_stack+0x358/0x39d [ 339.961154] 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 [ 339.980057] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 339.987769] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 339.995040] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 340.002306] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 340.009589] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 340.016877] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 340.024172] ? dump_stack+0x34f/0x39d [ 340.027987] ? dump_stack_print_info.cold.1+0x20/0x20 [ 340.033192] dump_header+0x27b/0xf72 [ 340.036928] ? mark_held_locks+0x130/0x130 [ 340.041167] ? pagefault_out_of_memory+0x197/0x197 [ 340.046102] ? __lock_acquire+0x62f/0x4c20 [ 340.050338] ? zap_class+0x640/0x640 [ 340.054061] ? percpu_ref_get_many+0x240/0x240 [ 340.058648] ? print_usage_bug+0xc0/0xc0 [ 340.062724] ? print_usage_bug+0xc0/0xc0 [ 340.066807] ? zap_class+0x640/0x640 [ 340.070539] ? print_usage_bug+0xc0/0xc0 [ 340.074604] ? print_usage_bug+0xc0/0xc0 [ 340.078684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.084227] ? find_held_lock+0x36/0x1c0 [ 340.088303] ? mark_held_locks+0xc7/0x130 [ 340.092457] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 340.097590] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 340.102706] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 340.107294] ? trace_hardirqs_on+0xbd/0x310 [ 340.111659] ? kasan_check_read+0x11/0x20 [ 340.115810] ? ___ratelimit+0x3b4/0x672 [ 340.119786] ? trace_hardirqs_off_caller+0x310/0x310 [ 340.124898] ? trace_hardirqs_on+0x310/0x310 [ 340.129307] ? lock_downgrade+0x900/0x900 [ 340.133460] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 340.138585] ? ___ratelimit+0x3b9/0x672 [ 340.142589] ? idr_get_free+0xec0/0xec0 [ 340.146571] ? find_held_lock+0x36/0x1c0 [ 340.150656] oom_kill_process.cold.27+0x10/0x903 [ 340.155413] ? zap_class+0x640/0x640 [ 340.159129] ? check_preemption_disabled+0x48/0x280 [ 340.164151] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.169082] ? kasan_check_read+0x11/0x20 [ 340.173233] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.178514] ? oom_evaluate_task+0x540/0x540 [ 340.182992] ? find_held_lock+0x36/0x1c0 [ 340.187065] ? out_of_memory+0x974/0x1430 [ 340.191217] ? lock_downgrade+0x900/0x900 [ 340.195370] ? check_preemption_disabled+0x48/0x280 [ 340.200406] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.205363] ? kasan_check_read+0x11/0x20 [ 340.209515] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.214795] ? rcu_softirq_qs+0x20/0x20 [ 340.218787] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 340.224322] ? oom_evaluate_task+0x302/0x540 [ 340.228737] out_of_memory+0xa84/0x1430 [ 340.232719] ? oom_killer_disable+0x3a0/0x3a0 [ 340.237220] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 340.242155] ? __mutex_add_waiter+0x2a0/0x2a0 [ 340.246661] __alloc_pages_slowpath+0x22d4/0x2d70 [ 340.251562] ? warn_alloc+0x120/0x120 [ 340.255363] ? rcu_softirq_qs+0x20/0x20 [ 340.259365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.264910] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.270447] ? should_fail+0x22d/0xd01 [ 340.274342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.279449] ? zap_class+0x640/0x640 [ 340.283187] ? __lock_is_held+0xb5/0x140 [ 340.287272] ? mark_held_locks+0x130/0x130 [ 340.291739] ? lock_release+0xa00/0xa00 [ 340.295714] ? perf_trace_sched_process_exec+0x860/0x860 [ 340.301176] ? __might_sleep+0x95/0x190 [ 340.305334] __alloc_pages_nodemask+0xa80/0xde0 [ 340.310009] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 340.315034] ? __page_cache_alloc+0x191/0x5c0 [ 340.319533] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.324465] ? kasan_check_read+0x11/0x20 [ 340.328623] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.333924] ? zap_class+0x640/0x640 [ 340.337911] ? zap_class+0x640/0x640 [ 340.341635] ? zap_class+0x640/0x640 [ 340.345475] ? __do_page_cache_readahead+0x7ce/0x980 [ 340.350585] ? find_held_lock+0x36/0x1c0 [ 340.354660] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 340.360203] alloc_pages_current+0x173/0x350 [ 340.364626] __page_cache_alloc+0x38c/0x5c0 [ 340.368961] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.373897] ? kasan_check_read+0x11/0x20 [ 340.378047] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.383333] ? generic_perform_write+0x6a0/0x6a0 [ 340.388090] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.393637] ? check_preemption_disabled+0x48/0x280 [ 340.398669] filemap_fault+0x1594/0x25f0 [ 340.402743] ? __lock_page_or_retry+0xa00/0xa00 [ 340.407420] ? mark_held_locks+0x130/0x130 [ 340.411658] ? rcu_softirq_qs+0x20/0x20 [ 340.415700] ? filemap_map_pages+0xe04/0x1990 [ 340.420263] ? lock_downgrade+0x900/0x900 [ 340.424427] ? check_preemption_disabled+0x48/0x280 [ 340.429447] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.434393] ? kasan_check_read+0x11/0x20 [ 340.438541] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 340.443486] ? rcu_softirq_qs+0x20/0x20 [ 340.447462] ? rcu_softirq_qs+0x20/0x20 [ 340.451440] ? unwind_dump+0x190/0x190 [ 340.455343] ? kernel_text_address+0x79/0xf0 [ 340.459755] ? __kernel_text_address+0xd/0x40 [ 340.464266] ? unwind_get_return_address+0x61/0xa0 [ 340.469260] ? __save_stack_trace+0x8d/0xf0 [ 340.473599] ? lock_acquire+0x1ed/0x520 [ 340.477622] ? ext4_filemap_fault+0x7a/0xad [ 340.481951] ? lock_release+0xa00/0xa00 [ 340.485927] ? perf_trace_sched_process_exec+0x860/0x860 [ 340.491390] ? print_usage_bug+0xc0/0xc0 [ 340.495451] ? print_usage_bug+0xc0/0xc0 [ 340.499515] ? __x64_sys_read+0x73/0xb0 [ 340.503502] ? print_usage_bug+0xc0/0xc0 [ 340.507626] ? down_read+0x8d/0x120 [ 340.511256] ? ext4_filemap_fault+0x7a/0xad [ 340.515577] ? __down_interruptible+0x700/0x700 [ 340.520263] ext4_filemap_fault+0x82/0xad [ 340.524413] __do_fault+0x100/0x6b0 [ 340.528046] ? trace_hardirqs_on+0xbd/0x310 [ 340.532374] ? pmd_devmap_trans_unstable+0x220/0x220 [ 340.537478] ? mark_held_locks+0x130/0x130 [ 340.541716] ? mark_held_locks+0x130/0x130 [ 340.545957] ? do_syslog+0x147b/0x1690 [ 340.549850] ? do_syslog+0x309/0x1690 [ 340.553675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.559265] __handle_mm_fault+0x307c/0x5920 [ 340.563728] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 340.568573] ? find_held_lock+0x36/0x1c0 [ 340.572663] ? zap_class+0x640/0x640 [ 340.576374] ? zap_class+0x640/0x640 [ 340.580097] ? find_held_lock+0x36/0x1c0 [ 340.584167] ? handle_mm_fault+0x42a/0xc70 [ 340.588402] ? lock_downgrade+0x900/0x900 [ 340.592555] ? check_preemption_disabled+0x48/0x280 [ 340.597580] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 340.602517] ? kasan_check_read+0x11/0x20 [ 340.606667] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 340.611946] ? rcu_softirq_qs+0x20/0x20 [ 340.615936] ? trace_hardirqs_off_caller+0x310/0x310 [ 340.621056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 340.626608] ? check_preemption_disabled+0x48/0x280 [ 340.631650] handle_mm_fault+0x54f/0xc70 [ 340.635729] ? __handle_mm_fault+0x5920/0x5920 [ 340.640323] ? find_vma+0x34/0x190 [ 340.643871] __do_page_fault+0x5e8/0xe60 [ 340.647968] ? trace_hardirqs_off+0xb8/0x310 [ 340.652380] ? kernel_write+0x120/0x120 [ 340.656365] do_page_fault+0xf2/0x7e0 [ 340.660171] ? vmalloc_sync_all+0x30/0x30 [ 340.664329] ? error_entry+0x70/0xd0 [ 340.668073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 340.673089] ? trace_hardirqs_on_caller+0xc0/0x310 [ 340.678020] ? syscall_return_slowpath+0x5e0/0x5e0 [ 340.682952] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.687796] ? trace_hardirqs_on_caller+0x310/0x310 [ 340.692812] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 340.698264] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 340.703299] ? prepare_exit_to_usermode+0x291/0x3b0 [ 340.708353] ? page_fault+0x8/0x30 [ 340.711941] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.716805] ? page_fault+0x8/0x30 [ 340.720351] page_fault+0x1e/0x30 [ 340.723819] RIP: 0033:0x7fb372d071fd [ 340.727550] Code: Bad RIP value. [ 340.730912] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 340.736277] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 340.743545] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 340.750829] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 340.758100] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 340.765368] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 340.772682] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 340.772687] warn_alloc_show_mem: 1 callbacks suppressed [ 340.772694] Mem-Info: [ 340.779637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.785003] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 340.785003] active_file:12 inactive_file:13 isolated_file:0 [ 340.785003] unevictable:0 dirty:0 writeback:0 unstable:0 [ 340.785003] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 340.785003] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 340.785003] free:13647 free_pcp:167 free_cma:0 [ 340.787412] Call Trace: [ 340.796812] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 340.829660] [ 340.832227] Node 0 [ 340.859719] dump_stack+0x244/0x39d [ 340.861864] 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 [ 340.864072] ? dump_stack_print_info.cold.1+0x20/0x20 [ 340.867675] lowmem_reserve[]: [ 340.893182] warn_alloc.cold.117+0xb7/0x1bd [ 340.898354] 0 [ 340.901452] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 340.905745] 2818 [ 340.907559] ? lock_downgrade+0x900/0x900 [ 340.912372] 6321 [ 340.914437] ? trace_hardirqs_off+0xb8/0x310 [ 340.918559] 6321 [ 340.920626] ? trace_hardirqs_off+0xb8/0x310 [ 340.927071] __alloc_pages_slowpath+0x2660/0x2d70 [ 340.931453] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 340.936315] ? warn_alloc+0x120/0x120 [ 340.936333] ? warn_alloc+0x120/0x120 [ 340.963980] lowmem_reserve[]: [ 340.967775] ? print_usage_bug+0xc0/0xc0 [ 340.971552] 0 [ 340.974653] ? warn_alloc+0x120/0x120 [ 340.978690] 0 [ 340.980502] ? print_usage_bug+0xc0/0xc0 [ 340.984293] 3503 [ 340.986106] ? __lock_acquire+0x62f/0x4c20 [ 340.990145] 3503 [ 340.992203] ? __lock_acquire+0x62f/0x4c20 [ 340.998492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.002713] Node 0 [ 341.008236] ? should_fail+0x22d/0xd01 [ 341.008297] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 341.008304] lowmem_reserve[]: [ 341.010550] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.014416] 0 [ 341.042694] ? __lock_acquire+0x62f/0x4c20 [ 341.045777] 0 [ 341.050872] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.052654] 0 [ 341.056881] ? __lock_acquire+0x62f/0x4c20 [ 341.058663] 0 [ 341.063755] ? should_fail+0x22d/0xd01 [ 341.069765] ? find_held_lock+0x36/0x1c0 [ 341.071546] Node 0 [ 341.075428] ? mark_held_locks+0x130/0x130 [ 341.079459] DMA: [ 341.081694] ? mark_held_locks+0x130/0x130 [ 341.085923] 1*4kB [ 341.088001] ? zap_class+0x640/0x640 [ 341.092209] (U) [ 341.094364] ? zap_class+0x640/0x640 [ 341.098052] 0*8kB [ 341.100022] ? print_usage_bug+0xc0/0xc0 [ 341.103712] 0*16kB [ 341.105855] ? do_raw_spin_unlock+0xa7/0x330 [ 341.109892] 1*32kB [ 341.112120] ? zap_class+0x640/0x640 [ 341.116520] (U) [ 341.118748] ? print_usage_bug+0xc0/0xc0 [ 341.122469] 2*64kB [ 341.124435] ? wq_watchdog_touch+0x9c/0xfe [ 341.128468] (U) [ 341.130706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.134913] 1*128kB [ 341.136887] ? check_preemption_disabled+0x48/0x280 [ 341.142402] (U) [ 341.144725] ? __lock_is_held+0xb5/0x140 [ 341.149716] 1*256kB [ 341.151690] __alloc_pages_nodemask+0xa80/0xde0 [ 341.155754] (U) [ 341.158072] ? zap_class+0x640/0x640 [ 341.162717] 0*512kB [ 341.164686] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 341.168398] 1*1024kB (U) [ 341.170732] ? find_held_lock+0x36/0x1c0 [ 341.175718] 1*2048kB [ 341.178507] ? ____cache_alloc_node+0x1c7/0x1e0 [ 341.182537] (M) [ 341.184940] ? lock_downgrade+0x900/0x900 [ 341.189585] 3*4096kB [ 341.191574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.195696] (M) [ 341.198105] cache_grow_begin+0xa5/0x8c0 [ 341.203628] = 15908kB [ 341.205596] ? do_raw_spin_unlock+0xa7/0x330 [ 341.209666] Node 0 [ 341.212093] fallback_alloc+0x204/0x2e0 [ 341.216660] DMA32: 4*4kB [ 341.218914] ____cache_alloc_node+0x1c7/0x1e0 [ 341.222863] (M) [ 341.225629] kmem_cache_alloc_node+0xe3/0x730 [ 341.230103] 0*8kB [ 341.232077] ? ipv6_get_ifaddr+0x42e/0x620 [ 341.236546] 3*16kB [ 341.238698] __alloc_skb+0x119/0x770 [ 341.242905] (UM) [ 341.245144] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.248834] 2*32kB [ 341.250890] ? netdev_alloc_frag+0x1f0/0x1f0 [ 341.256147] (UM) [ 341.258381] ? lock_downgrade+0x900/0x900 [ 341.262769] 4*64kB [ 341.264831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.268952] (UM) [ 341.271190] ? refcount_sub_and_test_checked+0x203/0x310 [ 341.276701] 5*128kB [ 341.278758] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 341.284179] (UM) 3*256kB [ 341.286504] ? addrconf_rs_timer+0x690/0x690 [ 341.291932] (M) [ 341.294693] ndisc_alloc_skb+0x144/0x340 [ 341.299072] 3*512kB [ 341.301040] ndisc_send_rs+0x331/0x6e0 [ 341.305077] (M) [ 341.307400] addrconf_rs_timer+0x314/0x690 [ 341.311258] 3*1024kB [ 341.313228] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.317435] (UM) [ 341.319853] call_timer_fn+0x272/0x920 [ 341.324053] 1*2048kB [ 341.326111] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.329979] (M) [ 341.332389] ? process_timeout+0x40/0x40 [ 341.336622] 4*4096kB [ 341.338601] ? __run_timers+0x7da/0xc70 [ 341.342641] (M) [ 341.345051] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.348997] = 24832kB [ 341.350966] ? _raw_spin_unlock_irq+0x27/0x80 [ 341.355441] Node 0 [ 341.357846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.362317] Normal: [ 341.364551] ? lockdep_hardirqs_on+0x296/0x5b0 [ 341.368758] 792*4kB [ 341.371080] ? trace_hardirqs_on+0xbd/0x310 [ 341.375639] (MEH) [ 341.377961] ? kasan_check_read+0x11/0x20 [ 341.382259] 463*8kB [ 341.384411] ? __run_timers+0x7da/0xc70 [ 341.388532] (UME) [ 341.390852] ? trace_hardirqs_off_caller+0x310/0x310 [ 341.394800] 172*16kB [ 341.396945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.402026] (UMEH) [ 341.404430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 341.408641] 71*32kB [ 341.410871] __run_timers+0x7e5/0xc70 [ 341.415087] (UME) [ 341.417418] ? timer_fixup_init+0x70/0x70 [ 341.421202] 13*64kB [ 341.423350] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 341.427468] (UMH) [ 341.429787] ? zap_class+0x640/0x640 [ 341.434777] 1*128kB [ 341.436921] ? enqueue_hrtimer+0x1a5/0x560 [ 341.440618] (U) [ 341.442935] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 341.447144] 0*256kB [ 341.449119] ? find_held_lock+0x36/0x1c0 [ 341.454279] 0*512kB 1*1024kB [ 341.456632] ? zap_class+0x640/0x640 [ 341.460671] (U) [ 341.463777] ? pvclock_read_flags+0x160/0x160 [ 341.467461] 0*2048kB [ 341.469434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.473907] 0*4096kB [ 341.476313] ? check_preemption_disabled+0x48/0x280 [ 341.481824] = 13880kB [ 341.484236] ? __lock_is_held+0xb5/0x140 [ 341.489233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 341.491637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.495684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 341.504504] ? check_preemption_disabled+0x48/0x280 [ 341.510015] 163 total pagecache pages [ 341.518587] run_timer_softirq+0x52/0xb0 [ 341.523588] 0 pages in swap cache [ 341.527374] ? rcu_read_lock_sched_held+0x14f/0x180 [ 341.531410] Swap cache stats: add 0, delete 0, find 0/0 [ 341.534856] __do_softirq+0x308/0xb7e [ 341.539846] Free swap = 0kB [ 341.545203] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 341.548978] Total swap = 0kB [ 341.551991] ? lock_downgrade+0x900/0x900 [ 341.556458] 1965979 pages RAM [ 341.559474] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 341.563599] 0 pages HighMem/MovableOnly [ 341.566708] ? pvclock_read_flags+0x160/0x160 [ 341.571777] 342867 pages reserved [ 341.571785] 0 pages cma reserved [ 341.575759] ? lapic_next_event+0x5a/0x90 [ 341.580318] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 341.583672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.587109] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 341.591160] ? kvm_clock_read+0x18/0x30 [ 341.597637] rsyslogd cpuset= [ 341.603170] ? kvm_sched_clock_read+0x9/0x20 [ 341.613195] / [ 341.617163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.620164] mems_allowed=0 [ 341.624563] ? check_preemption_disabled+0x48/0x280 [ 341.639741] irq_exit+0x17f/0x1c0 [ 341.643196] smp_apic_timer_interrupt+0x1cb/0x760 [ 341.648036] ? smp_reschedule_interrupt+0x109/0x650 [ 341.653057] ? smp_call_function_single_interrupt+0x650/0x650 [ 341.658951] ? interrupt_entry+0xb5/0xc0 [ 341.663018] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.668040] ? trace_hardirqs_off_caller+0xbb/0x310 [ 341.673064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.677915] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.682934] ? trace_hardirqs_on_caller+0x310/0x310 [ 341.687956] ? task_prio+0x50/0x50 [ 341.691499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.697035] ? check_preemption_disabled+0x48/0x280 [ 341.702102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.706961] apic_timer_interrupt+0xf/0x20 [ 341.711193] [ 341.713437] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 341.718369] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 341.737292] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 341.745007] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 341.752277] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 341.759558] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 341.766831] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 341.774104] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 341.781432] skb_clone+0x1bb/0x500 [ 341.784983] ? finish_task_switch+0x2f4/0x910 [ 341.789486] ? skb_split+0x11e0/0x11e0 [ 341.793382] ? preempt_notifier_register+0x200/0x200 [ 341.798495] ? __switch_to_asm+0x34/0x70 [ 341.802562] ? __switch_to_asm+0x34/0x70 [ 341.806636] ? __switch_to_asm+0x40/0x70 [ 341.810696] ? __switch_to_asm+0x34/0x70 [ 341.814771] ? __switch_to_asm+0x40/0x70 [ 341.818834] ? __switch_to_asm+0x34/0x70 [ 341.822897] ? __switch_to_asm+0x40/0x70 [ 341.826961] ? __switch_to_asm+0x34/0x70 [ 341.831029] ? __switch_to_asm+0x34/0x70 [ 341.835093] ? __switch_to_asm+0x40/0x70 [ 341.839158] ? __switch_to_asm+0x34/0x70 [ 341.843272] bpf_clone_redirect+0xb9/0x490 [ 341.847546] ? __schedule+0x8d7/0x21d0 [ 341.851441] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 341.856459] ? __sched_text_start+0x8/0x8 [ 341.860620] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 341.865405] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 341.869990] ? retint_kernel+0x2d/0x2d [ 341.873883] ? find_held_lock+0x36/0x1c0 [ 341.877956] ? lock_acquire+0x1ed/0x520 [ 341.881947] ? bpf_test_run+0x3cb/0x780 [ 341.885928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.891471] ? check_preemption_disabled+0x48/0x280 [ 341.896498] ? kasan_check_read+0x11/0x20 [ 341.900658] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 341.905940] ? rcu_softirq_qs+0x20/0x20 [ 341.909920] ? preempt_schedule+0x4d/0x60 [ 341.914074] ? ___preempt_schedule+0x16/0x18 [ 341.918501] ? bpf_test_run+0x25d/0x780 [ 341.922489] ? netlink_diag_dump+0x2a0/0x2a0 [ 341.926919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.932460] ? bpf_test_init.isra.10+0x70/0x100 [ 341.937150] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 341.941968] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 341.946817] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 341.952357] ? fput+0x130/0x1a0 [ 341.955653] ? __bpf_prog_get+0x9b/0x290 [ 341.959718] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 341.964563] ? bpf_prog_test_run+0x130/0x1a0 [ 341.968983] ? __x64_sys_bpf+0x3d8/0x520 [ 341.973049] ? bpf_prog_get+0x20/0x20 [ 341.976871] ? do_syscall_64+0x1b9/0x820 [ 341.980940] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 341.986311] ? syscall_return_slowpath+0x5e0/0x5e0 [ 341.991240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.996089] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.001110] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 342.006128] ? prepare_exit_to_usermode+0x291/0x3b0 [ 342.011150] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.016007] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 342.021393] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 342.021483] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 342.027907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.027913] Call Trace: [ 342.027920] [ 342.027939] dump_stack+0x244/0x39d [ 342.027956] ? dump_stack_print_info.cold.1+0x20/0x20 [ 342.035245] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 342.043801] warn_alloc.cold.117+0xb7/0x1bd [ 342.046353] syz-executor2 cpuset= [ 342.048518] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 342.052119] syz2 [ 342.057305] ? lock_downgrade+0x900/0x900 [ 342.067768] mems_allowed=0 [ 342.072089] ? trace_hardirqs_off+0xb8/0x310 [ 342.093796] ? trace_hardirqs_off+0xb8/0x310 [ 342.098221] __alloc_pages_slowpath+0x2660/0x2d70 [ 342.103097] ? warn_alloc+0x120/0x120 [ 342.106946] ? warn_alloc+0x120/0x120 [ 342.110755] ? print_usage_bug+0xc0/0xc0 [ 342.114822] ? warn_alloc+0x120/0x120 [ 342.118638] ? print_usage_bug+0xc0/0xc0 [ 342.122702] ? __lock_acquire+0x62f/0x4c20 [ 342.126938] ? __lock_acquire+0x62f/0x4c20 [ 342.131181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.136717] ? should_fail+0x22d/0xd01 [ 342.140618] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.145904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.151023] ? __lock_acquire+0x62f/0x4c20 [ 342.155264] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.160394] ? __lock_acquire+0x62f/0x4c20 [ 342.164630] ? should_fail+0x22d/0xd01 [ 342.168520] ? rcu_irq_exit+0x1a2/0x390 [ 342.172507] ? mark_held_locks+0x130/0x130 [ 342.176751] ? mark_held_locks+0x130/0x130 [ 342.180992] ? mark_held_locks+0xc7/0x130 [ 342.185145] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 342.190168] ? zap_class+0x640/0x640 [ 342.193916] ? print_usage_bug+0xc0/0xc0 [ 342.197987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.203526] ? check_preemption_disabled+0x48/0x280 [ 342.208557] ? __lock_is_held+0xb5/0x140 [ 342.212860] __alloc_pages_nodemask+0xa80/0xde0 [ 342.217548] ? zap_class+0x640/0x640 [ 342.221268] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 342.226296] ? find_held_lock+0x36/0x1c0 [ 342.230368] ? ____cache_alloc_node+0x1c7/0x1e0 [ 342.235045] ? lock_downgrade+0x900/0x900 [ 342.239207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.244767] cache_grow_begin+0xa5/0x8c0 [ 342.248830] ? do_raw_spin_unlock+0xa7/0x330 [ 342.253249] fallback_alloc+0x204/0x2e0 [ 342.257236] ____cache_alloc_node+0x1c7/0x1e0 [ 342.261737] kmem_cache_alloc_node+0xe3/0x730 [ 342.266236] ? ipv6_get_ifaddr+0x42e/0x620 [ 342.270528] __alloc_skb+0x119/0x770 [ 342.274248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.279523] ? netdev_alloc_frag+0x1f0/0x1f0 [ 342.283933] ? lock_downgrade+0x900/0x900 [ 342.288093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.293640] ? refcount_sub_and_test_checked+0x203/0x310 [ 342.299097] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 342.304547] ? addrconf_rs_timer+0x690/0x690 [ 342.308985] ndisc_alloc_skb+0x144/0x340 [ 342.313052] ndisc_send_rs+0x331/0x6e0 [ 342.316962] addrconf_rs_timer+0x314/0x690 [ 342.321204] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.325458] call_timer_fn+0x272/0x920 [ 342.329350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.333591] ? process_timeout+0x40/0x40 [ 342.337699] ? mark_held_locks+0xc7/0x130 [ 342.341854] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.346557] ? _raw_spin_unlock_irq+0x27/0x80 [ 342.351053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.355291] ? lockdep_hardirqs_on+0x296/0x5b0 [ 342.359880] ? trace_hardirqs_on+0xbd/0x310 [ 342.364208] ? kasan_check_read+0x11/0x20 [ 342.368357] ? __run_timers+0x7da/0xc70 [ 342.372332] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.377467] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.381710] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 342.385947] __run_timers+0x7e5/0xc70 [ 342.389761] ? timer_fixup_init+0x70/0x70 [ 342.393920] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 342.398943] ? zap_class+0x640/0x640 [ 342.402666] ? print_usage_bug+0xc0/0xc0 [ 342.406744] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 342.411944] ? find_held_lock+0x36/0x1c0 [ 342.416004] ? zap_class+0x640/0x640 [ 342.419717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.425259] ? check_preemption_disabled+0x48/0x280 [ 342.430317] ? __lock_is_held+0xb5/0x140 [ 342.434398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.439937] ? check_preemption_disabled+0x48/0x280 [ 342.444956] run_timer_softirq+0x52/0xb0 [ 342.449018] ? rcu_read_lock_sched_held+0x14f/0x180 [ 342.454038] __do_softirq+0x308/0xb7e [ 342.457848] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 342.462341] ? lock_downgrade+0x900/0x900 [ 342.466496] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 342.471636] ? pvclock_read_flags+0x160/0x160 [ 342.476140] ? lapic_next_event+0x5a/0x90 [ 342.480291] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.485833] ? kvm_clock_read+0x18/0x30 [ 342.489805] ? kvm_sched_clock_read+0x9/0x20 [ 342.494213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.499764] ? check_preemption_disabled+0x48/0x280 [ 342.504822] irq_exit+0x17f/0x1c0 [ 342.508295] smp_apic_timer_interrupt+0x1cb/0x760 [ 342.513142] ? smp_call_function_single_interrupt+0x650/0x650 [ 342.519032] ? interrupt_entry+0xb5/0xc0 [ 342.523097] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.528125] ? trace_hardirqs_off_caller+0xbb/0x310 [ 342.533162] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.538006] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.543026] ? trace_hardirqs_on_caller+0x310/0x310 [ 342.548045] ? task_prio+0x50/0x50 [ 342.551590] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.557139] ? check_preemption_disabled+0x48/0x280 [ 342.562168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.567025] apic_timer_interrupt+0xf/0x20 [ 342.571253] [ 342.573499] RIP: 0010:dump_stack+0x358/0x39d [ 342.577914] 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 [ 342.596817] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 342.604527] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 342.611792] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 342.619060] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 342.626342] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 342.633621] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 342.640919] ? dump_stack+0x34f/0x39d [ 342.644735] ? dump_stack_print_info.cold.1+0x20/0x20 [ 342.649942] dump_header+0x27b/0xf72 [ 342.653665] ? mark_held_locks+0x130/0x130 [ 342.657904] ? pagefault_out_of_memory+0x197/0x197 [ 342.662843] ? __lock_acquire+0x62f/0x4c20 [ 342.667077] ? zap_class+0x640/0x640 [ 342.670796] ? percpu_ref_get_many+0x240/0x240 [ 342.675394] ? print_usage_bug+0xc0/0xc0 [ 342.679458] ? print_usage_bug+0xc0/0xc0 [ 342.683526] ? zap_class+0x640/0x640 [ 342.687259] ? print_usage_bug+0xc0/0xc0 [ 342.691324] ? print_usage_bug+0xc0/0xc0 [ 342.695412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.700954] ? find_held_lock+0x36/0x1c0 [ 342.705024] ? mark_held_locks+0xc7/0x130 [ 342.709184] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 342.714291] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 342.719402] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 342.723992] ? trace_hardirqs_on+0xbd/0x310 [ 342.728318] ? kasan_check_read+0x11/0x20 [ 342.732469] ? ___ratelimit+0x3b4/0x672 [ 342.736456] ? trace_hardirqs_off_caller+0x310/0x310 [ 342.741558] ? trace_hardirqs_on+0x310/0x310 [ 342.746011] ? lock_downgrade+0x900/0x900 [ 342.750171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 342.755278] ? ___ratelimit+0x3b9/0x672 [ 342.759272] ? idr_get_free+0xec0/0xec0 [ 342.763251] ? find_held_lock+0x36/0x1c0 [ 342.767324] oom_kill_process.cold.27+0x10/0x903 [ 342.772081] ? zap_class+0x640/0x640 [ 342.775797] ? check_preemption_disabled+0x48/0x280 [ 342.780826] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.785761] ? kasan_check_read+0x11/0x20 [ 342.789917] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.795193] ? oom_evaluate_task+0x540/0x540 [ 342.799606] ? find_held_lock+0x36/0x1c0 [ 342.803701] ? out_of_memory+0x974/0x1430 [ 342.807873] ? lock_downgrade+0x900/0x900 [ 342.812024] ? check_preemption_disabled+0x48/0x280 [ 342.817049] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.821981] ? kasan_check_read+0x11/0x20 [ 342.826134] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.831415] ? rcu_softirq_qs+0x20/0x20 [ 342.835397] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 342.840964] ? oom_evaluate_task+0x302/0x540 [ 342.845381] out_of_memory+0xa84/0x1430 [ 342.849366] ? oom_killer_disable+0x3a0/0x3a0 [ 342.853865] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 342.858806] ? __mutex_add_waiter+0x2a0/0x2a0 [ 342.863312] __alloc_pages_slowpath+0x22d4/0x2d70 [ 342.868190] ? warn_alloc+0x120/0x120 [ 342.871989] ? rcu_softirq_qs+0x20/0x20 [ 342.875989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.881530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.887070] ? should_fail+0x22d/0xd01 [ 342.890967] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.896077] ? zap_class+0x640/0x640 [ 342.899815] ? __lock_is_held+0xb5/0x140 [ 342.903896] ? mark_held_locks+0x130/0x130 [ 342.908137] ? lock_release+0xa00/0xa00 [ 342.912114] ? perf_trace_sched_process_exec+0x860/0x860 [ 342.917580] ? __might_sleep+0x95/0x190 [ 342.921571] __alloc_pages_nodemask+0xa80/0xde0 [ 342.926250] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 342.931270] ? __page_cache_alloc+0x191/0x5c0 [ 342.935767] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.940699] ? kasan_check_read+0x11/0x20 [ 342.944848] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.950131] ? zap_class+0x640/0x640 [ 342.953852] ? zap_class+0x640/0x640 [ 342.957571] ? zap_class+0x640/0x640 [ 342.961284] ? __do_page_cache_readahead+0x7ce/0x980 [ 342.966396] ? find_held_lock+0x36/0x1c0 [ 342.970465] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 342.976014] alloc_pages_current+0x173/0x350 [ 342.980433] __page_cache_alloc+0x38c/0x5c0 [ 342.984763] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 342.989697] ? kasan_check_read+0x11/0x20 [ 342.993852] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 342.999134] ? generic_perform_write+0x6a0/0x6a0 [ 343.003906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.009450] ? check_preemption_disabled+0x48/0x280 [ 343.014477] filemap_fault+0x1594/0x25f0 [ 343.018556] ? __lock_page_or_retry+0xa00/0xa00 [ 343.023233] ? mark_held_locks+0x130/0x130 [ 343.027470] ? rcu_softirq_qs+0x20/0x20 [ 343.031472] ? filemap_map_pages+0xe04/0x1990 [ 343.035986] ? lock_downgrade+0x900/0x900 [ 343.040138] ? check_preemption_disabled+0x48/0x280 [ 343.045161] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 343.050097] ? kasan_check_read+0x11/0x20 [ 343.054251] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 343.059186] ? rcu_softirq_qs+0x20/0x20 [ 343.063162] ? rcu_softirq_qs+0x20/0x20 [ 343.067135] ? unwind_dump+0x190/0x190 [ 343.071045] ? kernel_text_address+0x79/0xf0 [ 343.075457] ? __kernel_text_address+0xd/0x40 [ 343.079957] ? unwind_get_return_address+0x61/0xa0 [ 343.084899] ? __save_stack_trace+0x8d/0xf0 [ 343.089236] ? lock_acquire+0x1ed/0x520 [ 343.093210] ? ext4_filemap_fault+0x7a/0xad [ 343.097542] ? lock_release+0xa00/0xa00 [ 343.101516] ? perf_trace_sched_process_exec+0x860/0x860 [ 343.106965] ? print_usage_bug+0xc0/0xc0 [ 343.111030] ? print_usage_bug+0xc0/0xc0 [ 343.115090] ? __x64_sys_read+0x73/0xb0 [ 343.119063] ? print_usage_bug+0xc0/0xc0 [ 343.123142] ? down_read+0x8d/0x120 [ 343.126773] ? ext4_filemap_fault+0x7a/0xad [ 343.131099] ? __down_interruptible+0x700/0x700 [ 343.135778] ext4_filemap_fault+0x82/0xad [ 343.139931] __do_fault+0x100/0x6b0 [ 343.143559] ? trace_hardirqs_on+0xbd/0x310 [ 343.147895] ? pmd_devmap_trans_unstable+0x220/0x220 [ 343.153007] ? mark_held_locks+0x130/0x130 [ 343.157250] ? mark_held_locks+0x130/0x130 [ 343.161493] ? do_syslog+0x147b/0x1690 [ 343.165386] ? do_syslog+0x309/0x1690 [ 343.169189] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.174734] __handle_mm_fault+0x307c/0x5920 [ 343.179157] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 343.184002] ? find_held_lock+0x36/0x1c0 [ 343.188095] ? zap_class+0x640/0x640 [ 343.191853] ? zap_class+0x640/0x640 [ 343.195574] ? find_held_lock+0x36/0x1c0 [ 343.199663] ? handle_mm_fault+0x42a/0xc70 [ 343.203917] ? lock_downgrade+0x900/0x900 [ 343.208087] ? check_preemption_disabled+0x48/0x280 [ 343.213313] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 343.218247] ? kasan_check_read+0x11/0x20 [ 343.222398] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 343.227677] ? rcu_softirq_qs+0x20/0x20 [ 343.231667] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.236771] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.242308] ? check_preemption_disabled+0x48/0x280 [ 343.247335] handle_mm_fault+0x54f/0xc70 [ 343.251421] ? __handle_mm_fault+0x5920/0x5920 [ 343.256009] ? find_vma+0x34/0x190 [ 343.259559] __do_page_fault+0x5e8/0xe60 [ 343.263642] ? trace_hardirqs_off+0xb8/0x310 [ 343.268051] ? kernel_write+0x120/0x120 [ 343.272040] do_page_fault+0xf2/0x7e0 [ 343.275841] ? vmalloc_sync_all+0x30/0x30 [ 343.279994] ? error_entry+0x70/0xd0 [ 343.283723] ? trace_hardirqs_off_caller+0xbb/0x310 [ 343.288740] ? trace_hardirqs_on_caller+0xc0/0x310 [ 343.293676] ? syscall_return_slowpath+0x5e0/0x5e0 [ 343.298625] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.303472] ? trace_hardirqs_on_caller+0x310/0x310 [ 343.308491] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 343.313947] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 343.318971] ? prepare_exit_to_usermode+0x291/0x3b0 [ 343.324018] ? page_fault+0x8/0x30 [ 343.327561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.332432] ? page_fault+0x8/0x30 [ 343.335972] page_fault+0x1e/0x30 [ 343.339423] RIP: 0033:0x7fb372d071fd [ 343.343182] Code: Bad RIP value. [ 343.346547] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 343.351925] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 343.359192] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 343.366457] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 343.373723] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 343.380993] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 343.388300] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 343.388306] warn_alloc_show_mem: 1 callbacks suppressed [ 343.388313] Mem-Info: [ 343.395239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.400625] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 343.400625] active_file:12 inactive_file:13 isolated_file:0 [ 343.400625] unevictable:0 dirty:0 writeback:0 unstable:0 [ 343.400625] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 343.400625] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 343.400625] free:13647 free_pcp:167 free_cma:0 [ 343.402995] Call Trace: [ 343.412394] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 343.445239] [ 343.447806] Node 0 [ 343.475304] dump_stack+0x244/0x39d [ 343.477450] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 343.479662] ? dump_stack_print_info.cold.1+0x20/0x20 [ 343.483266] lowmem_reserve[]: [ 343.508770] warn_alloc.cold.117+0xb7/0x1bd [ 343.513924] 0 [ 343.517024] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 343.521321] 2818 [ 343.523126] ? lock_downgrade+0x900/0x900 [ 343.527938] 6321 [ 343.530004] ? trace_hardirqs_off+0xb8/0x310 [ 343.534127] 6321 [ 343.536244] ? trace_hardirqs_off+0xb8/0x310 [ 343.542691] __alloc_pages_slowpath+0x2660/0x2d70 [ 343.547079] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 343.551944] ? warn_alloc+0x120/0x120 [ 343.551962] ? warn_alloc+0x120/0x120 [ 343.579629] lowmem_reserve[]: [ 343.583426] ? print_usage_bug+0xc0/0xc0 [ 343.587203] 0 [ 343.590322] ? warn_alloc+0x120/0x120 [ 343.594374] 0 [ 343.596175] ? lock_downgrade+0x900/0x900 [ 343.599949] 3503 [ 343.601762] ? print_usage_bug+0xc0/0xc0 [ 343.605891] 3503 [ 343.607953] ? kasan_check_read+0x11/0x20 [ 343.614075] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.618198] Node 0 [ 343.623724] ? should_fail+0x22d/0xd01 [ 343.623757] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 343.623764] lowmem_reserve[]: [ 343.626011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.629872] 0 [ 343.658152] ? __lock_acquire+0x62f/0x4c20 [ 343.661234] 0 [ 343.666345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.668124] 0 [ 343.672395] ? __lock_acquire+0x62f/0x4c20 [ 343.674167] 0 [ 343.679265] ? should_fail+0x22d/0xd01 [ 343.685278] ? mark_held_locks+0x130/0x130 [ 343.687052] Node 0 [ 343.690934] ? mark_held_locks+0x130/0x130 [ 343.695147] DMA: [ 343.697388] ? zap_class+0x640/0x640 [ 343.701589] 1*4kB [ 343.703653] ? print_usage_bug+0xc0/0xc0 [ 343.707343] (U) [ 343.709505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.713537] 0*8kB [ 343.715511] ? check_preemption_disabled+0x48/0x280 [ 343.721020] 0*16kB [ 343.723172] ? __lock_is_held+0xb5/0x140 [ 343.728159] 1*32kB [ 343.730398] __alloc_pages_nodemask+0xa80/0xde0 [ 343.734426] (U) [ 343.736662] ? zap_class+0x640/0x640 [ 343.741309] 2*64kB [ 343.743294] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 343.747012] (U) [ 343.749245] ? find_held_lock+0x36/0x1c0 [ 343.754232] 1*128kB [ 343.756207] ? ____cache_alloc_node+0x1c7/0x1e0 [ 343.760237] (U) [ 343.762557] ? lock_downgrade+0x900/0x900 [ 343.767228] 1*256kB [ 343.769196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.773326] (U) [ 343.775652] cache_grow_begin+0xa5/0x8c0 [ 343.781166] 0*512kB [ 343.783133] ? do_raw_spin_unlock+0xa7/0x330 [ 343.787169] 1*1024kB [ 343.789488] fallback_alloc+0x204/0x2e0 [ 343.793871] (U) [ 343.796283] ____cache_alloc_node+0x1c7/0x1e0 [ 343.800231] 1*2048kB [ 343.802204] kmem_cache_alloc_node+0xe3/0x730 [ 343.806686] (M) [ 343.809092] ? ipv6_get_ifaddr+0x42e/0x620 [ 343.813561] 3*4096kB [ 343.815534] __alloc_skb+0x119/0x770 [ 343.819738] (M) [ 343.822144] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 343.825826] = 15908kB [ 343.827792] ? netdev_alloc_frag+0x1f0/0x1f0 [ 343.833046] Node 0 [ 343.835448] ? lock_downgrade+0x900/0x900 [ 343.839829] DMA32: [ 343.842065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.846184] 4*4kB [ 343.848420] ? refcount_sub_and_test_checked+0x203/0x310 [ 343.853931] (M) [ 343.856082] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 343.861509] 0*8kB [ 343.863509] ? addrconf_rs_timer+0x690/0x690 [ 343.868953] 3*16kB [ 343.871105] ndisc_alloc_skb+0x144/0x340 [ 343.875479] (UM) [ 343.877708] ndisc_send_rs+0x331/0x6e0 [ 343.881743] 2*32kB [ 343.883815] addrconf_rs_timer+0x314/0x690 [ 343.887674] (UM) [ 343.889906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.894114] 4*64kB [ 343.896179] call_timer_fn+0x272/0x920 [ 343.900394] (UM) [ 343.902637] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.906502] 5*128kB [ 343.908557] ? process_timeout+0x40/0x40 [ 343.912763] (UM) [ 343.915082] ? __run_timers+0x7da/0xc70 [ 343.919112] 3*256kB [ 343.921175] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.925125] (M) [ 343.927449] ? _raw_spin_unlock_irq+0x27/0x80 [ 343.931919] 3*512kB [ 343.933887] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.938361] (M) [ 343.940681] ? lockdep_hardirqs_on+0x296/0x5b0 [ 343.944892] 3*1024kB [ 343.946887] ? trace_hardirqs_on+0xbd/0x310 [ 343.951446] (UM) [ 343.953856] ? kasan_check_read+0x11/0x20 [ 343.958152] 1*2048kB [ 343.960213] ? __run_timers+0x7da/0xc70 [ 343.964334] (M) [ 343.966739] ? trace_hardirqs_off_caller+0x310/0x310 [ 343.970688] 4*4096kB [ 343.972664] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 343.977747] (M) [ 343.980169] __run_timers+0x7e5/0xc70 [ 343.984404] = 24832kB [ 343.984428] Node 0 [ 343.986419] ? timer_fixup_init+0x70/0x70 [ 343.990187] Normal: [ 343.992597] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 343.994811] 792*4kB [ 343.998958] ? zap_class+0x640/0x640 [ 344.001255] (MEH) [ 344.006261] ? enqueue_hrtimer+0x1a5/0x560 [ 344.008581] 463*8kB [ 344.012315] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 344.014438] (UME) [ 344.018673] ? find_held_lock+0x36/0x1c0 [ 344.020976] 172*16kB [ 344.026156] ? zap_class+0x640/0x640 [ 344.028283] (UMEH) [ 344.032339] ? pvclock_read_flags+0x160/0x160 [ 344.034737] 71*32kB [ 344.038458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.040672] (UME) [ 344.045166] ? check_preemption_disabled+0x48/0x280 [ 344.047467] 13*64kB [ 344.052998] ? __lock_is_held+0xb5/0x140 [ 344.055122] (UMH) [ 344.060135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.062438] 1*128kB [ 344.066488] ? check_preemption_disabled+0x48/0x280 [ 344.068622] (U) [ 344.074159] run_timer_softirq+0x52/0xb0 [ 344.076474] 0*256kB [ 344.081498] ? rcu_read_lock_sched_held+0x14f/0x180 [ 344.083453] 0*512kB [ 344.087520] __do_softirq+0x308/0xb7e [ 344.089822] 1*1024kB [ 344.094830] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 344.097127] (U) [ 344.100920] ? lock_downgrade+0x900/0x900 [ 344.103306] 0*2048kB [ 344.107801] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 344.109757] 0*4096kB [ 344.113897] ? pvclock_read_flags+0x160/0x160 [ 344.116300] = 13880kB [ 344.121415] ? lapic_next_event+0x5a/0x90 [ 344.123819] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 344.128325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.130714] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.134850] ? kvm_clock_read+0x18/0x30 [ 344.143661] 163 total pagecache pages [ 344.149192] ? kvm_sched_clock_read+0x9/0x20 [ 344.157765] 0 pages in swap cache [ 344.161731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.165513] Swap cache stats: add 0, delete 0, find 0/0 [ 344.169919] ? check_preemption_disabled+0x48/0x280 [ 344.173347] Free swap = 0kB [ 344.178884] irq_exit+0x17f/0x1c0 [ 344.184222] Total swap = 0kB [ 344.189231] smp_apic_timer_interrupt+0x1cb/0x760 [ 344.192225] 1965979 pages RAM [ 344.195668] ? smp_reschedule_interrupt+0x109/0x650 [ 344.198661] 0 pages HighMem/MovableOnly [ 344.203492] ? smp_call_function_single_interrupt+0x650/0x650 [ 344.206592] 342867 pages reserved [ 344.211608] ? interrupt_entry+0xb5/0xc0 [ 344.215564] 0 pages cma reserved [ 344.221446] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.224977] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 344.228930] ? trace_hardirqs_off_caller+0xbb/0x310 [ 344.228950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.232366] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.237311] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.243781] rsyslogd cpuset= [ 344.248788] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.248805] ? task_prio+0x50/0x50 [ 344.253632] / [ 344.263681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.268673] mems_allowed=0 [ 344.271684] ? check_preemption_disabled+0x48/0x280 [ 344.295346] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.300205] apic_timer_interrupt+0xf/0x20 [ 344.304437] [ 344.306684] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 344.311637] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 344.330542] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 344.338252] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 344.346012] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 344.353282] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 344.360551] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 344.367834] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 344.375148] skb_clone+0x1bb/0x500 [ 344.378729] ? finish_task_switch+0x2f4/0x910 [ 344.383242] ? skb_split+0x11e0/0x11e0 [ 344.387135] ? preempt_notifier_register+0x200/0x200 [ 344.392243] ? __switch_to_asm+0x34/0x70 [ 344.396309] ? __switch_to_asm+0x34/0x70 [ 344.400381] ? __switch_to_asm+0x40/0x70 [ 344.404445] ? __switch_to_asm+0x34/0x70 [ 344.408505] ? __switch_to_asm+0x40/0x70 [ 344.412563] ? __switch_to_asm+0x34/0x70 [ 344.416630] ? __switch_to_asm+0x40/0x70 [ 344.420694] ? __switch_to_asm+0x34/0x70 [ 344.424754] ? __switch_to_asm+0x34/0x70 [ 344.428813] ? __switch_to_asm+0x40/0x70 [ 344.432875] ? __switch_to_asm+0x34/0x70 [ 344.436945] bpf_clone_redirect+0xb9/0x490 [ 344.441182] ? __schedule+0x8d7/0x21d0 [ 344.445077] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 344.450096] ? __sched_text_start+0x8/0x8 [ 344.454249] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.459010] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 344.463610] ? retint_kernel+0x2d/0x2d [ 344.467530] ? find_held_lock+0x36/0x1c0 [ 344.471607] ? lock_acquire+0x1ed/0x520 [ 344.475592] ? bpf_test_run+0x3cb/0x780 [ 344.479589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.485139] ? check_preemption_disabled+0x48/0x280 [ 344.490167] ? kasan_check_read+0x11/0x20 [ 344.494323] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.499638] ? rcu_softirq_qs+0x20/0x20 [ 344.503621] ? preempt_schedule+0x4d/0x60 [ 344.507773] ? ___preempt_schedule+0x16/0x18 [ 344.512189] ? bpf_test_run+0x25d/0x780 [ 344.516181] ? netlink_diag_dump+0x2a0/0x2a0 [ 344.520597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.526147] ? bpf_test_init.isra.10+0x70/0x100 [ 344.530825] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 344.535628] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.540470] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 344.546015] ? fput+0x130/0x1a0 [ 344.549307] ? __bpf_prog_get+0x9b/0x290 [ 344.553373] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 344.558219] ? bpf_prog_test_run+0x130/0x1a0 [ 344.562639] ? __x64_sys_bpf+0x3d8/0x520 [ 344.566704] ? bpf_prog_get+0x20/0x20 [ 344.570528] ? do_syscall_64+0x1b9/0x820 [ 344.574593] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 344.579986] ? syscall_return_slowpath+0x5e0/0x5e0 [ 344.584932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.589797] ? trace_hardirqs_on_caller+0x310/0x310 [ 344.594819] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 344.599839] ? prepare_exit_to_usermode+0x291/0x3b0 [ 344.604866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.609722] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.615129] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 344.615214] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 344.621633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.621642] Call Trace: [ 344.628219] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 344.637465] [ 344.640038] syz-executor2 cpuset= [ 344.650522] dump_stack+0x244/0x39d [ 344.652645] syz2 [ 344.656093] ? dump_stack_print_info.cold.1+0x20/0x20 [ 344.659699] mems_allowed=0 [ 344.661676] warn_alloc.cold.117+0xb7/0x1bd [ 344.674066] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 344.678919] ? lock_downgrade+0x900/0x900 [ 344.683077] ? trace_hardirqs_off+0xb8/0x310 [ 344.687494] ? trace_hardirqs_off+0xb8/0x310 [ 344.691916] __alloc_pages_slowpath+0x2660/0x2d70 [ 344.696788] ? warn_alloc+0x120/0x120 [ 344.700598] ? warn_alloc+0x120/0x120 [ 344.704413] ? print_usage_bug+0xc0/0xc0 [ 344.708490] ? warn_alloc+0x120/0x120 [ 344.712307] ? print_usage_bug+0xc0/0xc0 [ 344.716369] ? __lock_acquire+0x62f/0x4c20 [ 344.720609] ? __lock_acquire+0x62f/0x4c20 [ 344.724861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 344.730406] ? should_fail+0x22d/0xd01 [ 344.734300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.739403] ? __lock_acquire+0x62f/0x4c20 [ 344.743646] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.748751] ? __lock_acquire+0x62f/0x4c20 [ 344.752988] ? should_fail+0x22d/0xd01 [ 344.756878] ? find_held_lock+0x36/0x1c0 [ 344.760971] ? mark_held_locks+0x130/0x130 [ 344.765210] ? mark_held_locks+0x130/0x130 [ 344.769441] ? zap_class+0x640/0x640 [ 344.773170] ? zap_class+0x640/0x640 [ 344.776894] ? print_usage_bug+0xc0/0xc0 [ 344.780969] ? do_raw_spin_unlock+0xa7/0x330 [ 344.785377] ? zap_class+0x640/0x640 [ 344.789090] ? print_usage_bug+0xc0/0xc0 [ 344.793154] ? wq_watchdog_touch+0x9c/0xfe [ 344.797408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.802960] ? check_preemption_disabled+0x48/0x280 [ 344.808001] ? __lock_is_held+0xb5/0x140 [ 344.812069] __alloc_pages_nodemask+0xa80/0xde0 [ 344.816744] ? zap_class+0x640/0x640 [ 344.820496] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 344.825527] ? find_held_lock+0x36/0x1c0 [ 344.829601] ? ____cache_alloc_node+0x1c7/0x1e0 [ 344.834320] ? lock_downgrade+0x900/0x900 [ 344.838478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.844024] cache_grow_begin+0xa5/0x8c0 [ 344.848084] ? do_raw_spin_unlock+0xa7/0x330 [ 344.852521] fallback_alloc+0x204/0x2e0 [ 344.856517] ____cache_alloc_node+0x1c7/0x1e0 [ 344.861022] kmem_cache_alloc_node+0xe3/0x730 [ 344.865521] ? ipv6_get_ifaddr+0x42e/0x620 [ 344.869782] __alloc_skb+0x119/0x770 [ 344.873516] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 344.878793] ? netdev_alloc_frag+0x1f0/0x1f0 [ 344.883201] ? lock_downgrade+0x900/0x900 [ 344.887360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.892903] ? refcount_sub_and_test_checked+0x203/0x310 [ 344.898373] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 344.903824] ? addrconf_rs_timer+0x690/0x690 [ 344.908261] ndisc_alloc_skb+0x144/0x340 [ 344.912331] ndisc_send_rs+0x331/0x6e0 [ 344.916230] addrconf_rs_timer+0x314/0x690 [ 344.920475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.924729] call_timer_fn+0x272/0x920 [ 344.928624] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.932900] ? process_timeout+0x40/0x40 [ 344.936986] ? mark_held_locks+0xc7/0x130 [ 344.941144] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.945655] ? _raw_spin_unlock_irq+0x27/0x80 [ 344.950151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.954407] ? lockdep_hardirqs_on+0x296/0x5b0 [ 344.959012] ? trace_hardirqs_on+0xbd/0x310 [ 344.963338] ? kasan_check_read+0x11/0x20 [ 344.967488] ? __run_timers+0x7da/0xc70 [ 344.971476] ? trace_hardirqs_off_caller+0x310/0x310 [ 344.976584] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.980850] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 344.985085] __run_timers+0x7e5/0xc70 [ 344.988903] ? timer_fixup_init+0x70/0x70 [ 344.993059] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 344.998077] ? zap_class+0x640/0x640 [ 345.001800] ? print_usage_bug+0xc0/0xc0 [ 345.005868] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 345.011073] ? find_held_lock+0x36/0x1c0 [ 345.015141] ? zap_class+0x640/0x640 [ 345.018859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.024402] ? check_preemption_disabled+0x48/0x280 [ 345.029431] ? __lock_is_held+0xb5/0x140 [ 345.033490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.039030] ? check_preemption_disabled+0x48/0x280 [ 345.044051] run_timer_softirq+0x52/0xb0 [ 345.048112] ? rcu_read_lock_sched_held+0x14f/0x180 [ 345.053130] __do_softirq+0x308/0xb7e [ 345.056937] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 345.061431] ? lock_downgrade+0x900/0x900 [ 345.065594] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 345.070712] ? pvclock_read_flags+0x160/0x160 [ 345.075212] ? lapic_next_event+0x5a/0x90 [ 345.079361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.084923] ? kvm_clock_read+0x18/0x30 [ 345.088900] ? kvm_sched_clock_read+0x9/0x20 [ 345.093314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.098849] ? check_preemption_disabled+0x48/0x280 [ 345.103875] irq_exit+0x17f/0x1c0 [ 345.107339] smp_apic_timer_interrupt+0x1cb/0x760 [ 345.112185] ? smp_call_function_single_interrupt+0x650/0x650 [ 345.118072] ? interrupt_entry+0xb5/0xc0 [ 345.122137] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.127152] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.132176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.137021] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.142066] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.147098] ? task_prio+0x50/0x50 [ 345.150650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.156187] ? check_preemption_disabled+0x48/0x280 [ 345.161210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.166068] apic_timer_interrupt+0xf/0x20 [ 345.170298] [ 345.172535] RIP: 0010:dump_stack+0x358/0x39d [ 345.176946] 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 [ 345.195855] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 345.203577] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 345.210846] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 345.218330] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 345.225603] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 345.232882] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 345.240182] ? dump_stack+0x34f/0x39d [ 345.244022] ? dump_stack_print_info.cold.1+0x20/0x20 [ 345.249225] dump_header+0x27b/0xf72 [ 345.252956] ? mark_held_locks+0x130/0x130 [ 345.257195] ? pagefault_out_of_memory+0x197/0x197 [ 345.262136] ? __lock_acquire+0x62f/0x4c20 [ 345.266374] ? zap_class+0x640/0x640 [ 345.270113] ? percpu_ref_get_many+0x240/0x240 [ 345.274717] ? print_usage_bug+0xc0/0xc0 [ 345.278782] ? print_usage_bug+0xc0/0xc0 [ 345.282854] ? zap_class+0x640/0x640 [ 345.286575] ? print_usage_bug+0xc0/0xc0 [ 345.290645] ? print_usage_bug+0xc0/0xc0 [ 345.294714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.300257] ? find_held_lock+0x36/0x1c0 [ 345.304515] ? mark_held_locks+0xc7/0x130 [ 345.308671] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 345.313774] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 345.318878] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 345.323467] ? trace_hardirqs_on+0xbd/0x310 [ 345.327808] ? kasan_check_read+0x11/0x20 [ 345.331988] ? ___ratelimit+0x3b4/0x672 [ 345.335967] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.341075] ? trace_hardirqs_on+0x310/0x310 [ 345.345492] ? lock_downgrade+0x900/0x900 [ 345.349661] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 345.354781] ? ___ratelimit+0x3b9/0x672 [ 345.358787] ? idr_get_free+0xec0/0xec0 [ 345.362778] ? find_held_lock+0x36/0x1c0 [ 345.366861] oom_kill_process.cold.27+0x10/0x903 [ 345.371632] ? zap_class+0x640/0x640 [ 345.375351] ? check_preemption_disabled+0x48/0x280 [ 345.380378] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.385309] ? kasan_check_read+0x11/0x20 [ 345.389464] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.394750] ? oom_evaluate_task+0x540/0x540 [ 345.399165] ? find_held_lock+0x36/0x1c0 [ 345.403239] ? out_of_memory+0x974/0x1430 [ 345.407393] ? lock_downgrade+0x900/0x900 [ 345.411546] ? check_preemption_disabled+0x48/0x280 [ 345.416574] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.421521] ? kasan_check_read+0x11/0x20 [ 345.425685] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.430967] ? rcu_softirq_qs+0x20/0x20 [ 345.434964] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 345.440530] ? oom_evaluate_task+0x302/0x540 [ 345.444944] out_of_memory+0xa84/0x1430 [ 345.448934] ? oom_killer_disable+0x3a0/0x3a0 [ 345.453434] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 345.458367] ? __mutex_add_waiter+0x2a0/0x2a0 [ 345.462882] __alloc_pages_slowpath+0x22d4/0x2d70 [ 345.467765] ? warn_alloc+0x120/0x120 [ 345.471586] ? rcu_softirq_qs+0x20/0x20 [ 345.475597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.481143] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.486677] ? should_fail+0x22d/0xd01 [ 345.490585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.495733] ? zap_class+0x640/0x640 [ 345.499503] ? __lock_is_held+0xb5/0x140 [ 345.503576] ? mark_held_locks+0x130/0x130 [ 345.507819] ? lock_release+0xa00/0xa00 [ 345.511798] ? perf_trace_sched_process_exec+0x860/0x860 [ 345.517294] ? __might_sleep+0x95/0x190 [ 345.521282] __alloc_pages_nodemask+0xa80/0xde0 [ 345.525976] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 345.530993] ? __page_cache_alloc+0x191/0x5c0 [ 345.535525] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.540456] ? kasan_check_read+0x11/0x20 [ 345.544610] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.549914] ? zap_class+0x640/0x640 [ 345.553644] ? zap_class+0x640/0x640 [ 345.557368] ? zap_class+0x640/0x640 [ 345.561089] ? __do_page_cache_readahead+0x7ce/0x980 [ 345.566211] ? find_held_lock+0x36/0x1c0 [ 345.570285] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 345.575837] alloc_pages_current+0x173/0x350 [ 345.580304] __page_cache_alloc+0x38c/0x5c0 [ 345.584643] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.589575] ? kasan_check_read+0x11/0x20 [ 345.593734] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.599016] ? generic_perform_write+0x6a0/0x6a0 [ 345.603782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.609321] ? check_preemption_disabled+0x48/0x280 [ 345.614351] filemap_fault+0x1594/0x25f0 [ 345.618444] ? __lock_page_or_retry+0xa00/0xa00 [ 345.623117] ? mark_held_locks+0x130/0x130 [ 345.627371] ? rcu_softirq_qs+0x20/0x20 [ 345.631362] ? filemap_map_pages+0xe04/0x1990 [ 345.635865] ? lock_downgrade+0x900/0x900 [ 345.640038] ? check_preemption_disabled+0x48/0x280 [ 345.645061] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.649992] ? kasan_check_read+0x11/0x20 [ 345.654152] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 345.659083] ? rcu_softirq_qs+0x20/0x20 [ 345.663065] ? rcu_softirq_qs+0x20/0x20 [ 345.667045] ? unwind_dump+0x190/0x190 [ 345.670948] ? kernel_text_address+0x79/0xf0 [ 345.675367] ? __kernel_text_address+0xd/0x40 [ 345.679871] ? unwind_get_return_address+0x61/0xa0 [ 345.684818] ? __save_stack_trace+0x8d/0xf0 [ 345.689174] ? lock_acquire+0x1ed/0x520 [ 345.693156] ? ext4_filemap_fault+0x7a/0xad [ 345.697488] ? lock_release+0xa00/0xa00 [ 345.701477] ? perf_trace_sched_process_exec+0x860/0x860 [ 345.706965] ? print_usage_bug+0xc0/0xc0 [ 345.711029] ? print_usage_bug+0xc0/0xc0 [ 345.715092] ? __x64_sys_read+0x73/0xb0 [ 345.719081] ? print_usage_bug+0xc0/0xc0 [ 345.723176] ? down_read+0x8d/0x120 [ 345.726817] ? ext4_filemap_fault+0x7a/0xad [ 345.731142] ? __down_interruptible+0x700/0x700 [ 345.735826] ext4_filemap_fault+0x82/0xad [ 345.739983] __do_fault+0x100/0x6b0 [ 345.743623] ? trace_hardirqs_on+0xbd/0x310 [ 345.747957] ? pmd_devmap_trans_unstable+0x220/0x220 [ 345.753070] ? mark_held_locks+0x130/0x130 [ 345.757310] ? mark_held_locks+0x130/0x130 [ 345.761570] ? do_syslog+0x147b/0x1690 [ 345.765471] ? do_syslog+0x309/0x1690 [ 345.769281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.774832] __handle_mm_fault+0x307c/0x5920 [ 345.779258] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 345.784110] ? find_held_lock+0x36/0x1c0 [ 345.788200] ? zap_class+0x640/0x640 [ 345.791921] ? zap_class+0x640/0x640 [ 345.795656] ? find_held_lock+0x36/0x1c0 [ 345.799739] ? handle_mm_fault+0x42a/0xc70 [ 345.803984] ? lock_downgrade+0x900/0x900 [ 345.808141] ? check_preemption_disabled+0x48/0x280 [ 345.813172] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 345.818112] ? kasan_check_read+0x11/0x20 [ 345.822269] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 345.827584] ? rcu_softirq_qs+0x20/0x20 [ 345.831570] ? trace_hardirqs_off_caller+0x310/0x310 [ 345.836698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 345.842241] ? check_preemption_disabled+0x48/0x280 [ 345.847275] handle_mm_fault+0x54f/0xc70 [ 345.851347] ? __handle_mm_fault+0x5920/0x5920 [ 345.855938] ? find_vma+0x34/0x190 [ 345.859491] __do_page_fault+0x5e8/0xe60 [ 345.863554] ? trace_hardirqs_off+0xb8/0x310 [ 345.867963] ? kernel_write+0x120/0x120 [ 345.871969] do_page_fault+0xf2/0x7e0 [ 345.875776] ? vmalloc_sync_all+0x30/0x30 [ 345.879931] ? error_entry+0x70/0xd0 [ 345.883653] ? trace_hardirqs_off_caller+0xbb/0x310 [ 345.888685] ? trace_hardirqs_on_caller+0xc0/0x310 [ 345.893626] ? syscall_return_slowpath+0x5e0/0x5e0 [ 345.898592] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.903486] ? trace_hardirqs_on_caller+0x310/0x310 [ 345.908520] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 345.913979] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 345.919008] ? prepare_exit_to_usermode+0x291/0x3b0 [ 345.924038] ? page_fault+0x8/0x30 [ 345.927586] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.932490] ? page_fault+0x8/0x30 [ 345.936035] page_fault+0x1e/0x30 [ 345.939507] RIP: 0033:0x7fb372d071fd [ 345.943255] Code: Bad RIP value. [ 345.946624] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 345.952022] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 345.959297] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 345.966564] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 345.973835] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 345.981104] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 345.988400] warn_alloc_show_mem: 1 callbacks suppressed [ 345.988413] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 345.988414] Mem-Info: [ 345.988460] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 345.988460] active_file:12 inactive_file:13 isolated_file:0 [ 345.988460] unevictable:0 dirty:0 writeback:0 unstable:0 [ 345.988460] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 345.988460] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 345.988460] free:13647 free_pcp:167 free_cma:0 [ 345.993807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.000739] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 346.003137] Call Trace: [ 346.036024] Node 0 [ 346.045394] [ 346.072920] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.075480] dump_stack+0x244/0x39d [ 346.077699] lowmem_reserve[]: [ 346.079847] ? dump_stack_print_info.cold.1+0x20/0x20 [ 346.105325] 0 [ 346.108960] warn_alloc.cold.117+0xb7/0x1bd [ 346.112031] 2818 [ 346.117219] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 346.119015] 6321 [ 346.123334] ? lock_downgrade+0x900/0x900 [ 346.125370] 6321 [ 346.130216] ? trace_hardirqs_off+0xb8/0x310 [ 346.136407] ? trace_hardirqs_off+0xb8/0x310 [ 346.138444] Node 0 [ 346.142866] __alloc_pages_slowpath+0x2660/0x2d70 [ 346.147287] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 346.149522] ? warn_alloc+0x120/0x120 [ 346.154326] lowmem_reserve[]: 0 [ 346.181447] ? warn_alloc+0x120/0x120 [ 346.185219] 0 [ 346.188498] ? print_usage_bug+0xc0/0xc0 [ 346.192268] 3503 3503 [ 346.194071] ? warn_alloc+0x120/0x120 [ 346.200604] ? print_usage_bug+0xc0/0xc0 [ 346.204397] Node 0 [ 346.208462] ? __lock_acquire+0x62f/0x4c20 [ 346.208494] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 346.208501] lowmem_reserve[]: [ 346.210747] ? __lock_acquire+0x62f/0x4c20 [ 346.214974] 0 [ 346.243262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.246337] 0 [ 346.250564] ? should_fail+0x22d/0xd01 [ 346.252342] 0 [ 346.257877] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.257893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.259677] 0 [ 346.263561] ? __lock_acquire+0x62f/0x4c20 [ 346.265340] Node 0 [ 346.270621] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.275695] DMA: [ 346.277496] ? __lock_acquire+0x62f/0x4c20 [ 346.281704] 1*4kB [ 346.283934] ? should_fail+0x22d/0xd01 [ 346.289012] (U) [ 346.291075] ? rcu_irq_exit+0x1a2/0x390 [ 346.295285] 0*8kB [ 346.297462] ? mark_held_locks+0x130/0x130 [ 346.301320] 0*16kB [ 346.303295] ? mark_held_locks+0x130/0x130 [ 346.307255] 1*32kB [ 346.309408] ? mark_held_locks+0xc7/0x130 [ 346.313604] (U) 2*64kB [ 346.315849] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 346.320059] (U) [ 346.322287] ? zap_class+0x640/0x640 [ 346.326410] 1*128kB [ 346.328991] ? print_usage_bug+0xc0/0xc0 [ 346.333993] (U) [ 346.335977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.339680] 1*256kB [ 346.342003] ? check_preemption_disabled+0x48/0x280 [ 346.346325] (U) [ 346.348309] ? __lock_is_held+0xb5/0x140 [ 346.353819] 0*512kB [ 346.356143] __alloc_pages_nodemask+0xa80/0xde0 [ 346.361131] 1*1024kB [ 346.363102] ? zap_class+0x640/0x640 [ 346.367142] (U) [ 346.369459] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 346.374104] 1*2048kB [ 346.376519] ? find_held_lock+0x36/0x1c0 [ 346.380204] (M) [ 346.382184] ? ____cache_alloc_node+0x1c7/0x1e0 [ 346.387167] 3*4096kB [ 346.389571] ? lock_downgrade+0x900/0x900 [ 346.393609] (M) [ 346.395592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.400233] = 15908kB [ 346.402648] cache_grow_begin+0xa5/0x8c0 [ 346.406775] Node 0 [ 346.408748] ? do_raw_spin_unlock+0xa7/0x330 [ 346.414264] DMA32: [ 346.416678] fallback_alloc+0x204/0x2e0 [ 346.420732] 4*4kB [ 346.422967] ____cache_alloc_node+0x1c7/0x1e0 [ 346.427348] (M) [ 346.429581] kmem_cache_alloc_node+0xe3/0x730 [ 346.433528] 0*8kB [ 346.435672] ? ipv6_get_ifaddr+0x42e/0x620 [ 346.440141] 3*16kB [ 346.442114] __alloc_skb+0x119/0x770 [ 346.446576] (UM) [ 346.448746] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 346.452952] 2*32kB [ 346.455182] ? netdev_alloc_frag+0x1f0/0x1f0 [ 346.458875] (UM) [ 346.460932] ? lock_downgrade+0x900/0x900 [ 346.466197] 4*64kB [ 346.468465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.472845] (UM) [ 346.474906] ? refcount_sub_and_test_checked+0x203/0x310 [ 346.474924] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 346.479064] 5*128kB [ 346.481297] ? addrconf_rs_timer+0x690/0x690 [ 346.486811] (UM) [ 346.488877] ndisc_alloc_skb+0x144/0x340 [ 346.494310] 3*256kB [ 346.499766] ndisc_send_rs+0x331/0x6e0 [ 346.502064] (M) [ 346.506468] addrconf_rs_timer+0x314/0x690 [ 346.508506] 3*512kB [ 346.512558] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.514857] (M) [ 346.518778] call_timer_fn+0x272/0x920 [ 346.520722] 3*1024kB [ 346.524959] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.527257] (UM) [ 346.531487] ? process_timeout+0x40/0x40 [ 346.533437] 1*2048kB [ 346.537323] ? __run_timers+0x7da/0xc70 [ 346.539715] (M) [ 346.543945] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.546001] 4*4096kB [ 346.550084] ? _raw_spin_unlock_irq+0x27/0x80 [ 346.552470] (M) [ 346.556443] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.558393] = 24832kB [ 346.558401] Node 0 [ 346.562926] ? lockdep_hardirqs_on+0x296/0x5b0 [ 346.565313] Normal: [ 346.569803] ? trace_hardirqs_on+0xbd/0x310 [ 346.571754] 792*4kB [ 346.575982] ? kasan_check_read+0x11/0x20 [ 346.578368] (MEH) [ 346.580603] ? __run_timers+0x7da/0xc70 [ 346.585169] 463*8kB [ 346.587489] ? trace_hardirqs_off_caller+0x310/0x310 [ 346.591789] (UME) [ 346.594109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.598241] 172*16kB [ 346.600407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 346.604351] (UMEH) [ 346.606674] __run_timers+0x7e5/0xc70 [ 346.611757] 71*32kB [ 346.613922] ? timer_fixup_init+0x70/0x70 [ 346.618123] (UME) [ 346.620530] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 346.624769] 13*64kB [ 346.626998] ? zap_class+0x640/0x640 [ 346.630792] (UMH) [ 346.633107] ? enqueue_hrtimer+0x1a5/0x560 [ 346.637229] 1*128kB [ 346.639416] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 346.644402] (U) [ 346.646726] ? find_held_lock+0x36/0x1c0 [ 346.650502] 0*256kB [ 346.652678] ? zap_class+0x640/0x640 [ 346.656909] 0*512kB [ 346.659240] ? pvclock_read_flags+0x160/0x160 [ 346.664394] 1*1024kB (U) [ 346.666417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.670445] 0*2048kB [ 346.672783] ? check_preemption_disabled+0x48/0x280 [ 346.676469] 0*4096kB [ 346.678789] ? __lock_is_held+0xb5/0x140 [ 346.683248] = 13880kB [ 346.683262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 346.686015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.691530] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 346.693928] ? check_preemption_disabled+0x48/0x280 [ 346.698915] 163 total pagecache pages [ 346.701319] run_timer_softirq+0x52/0xb0 [ 346.705365] 0 pages in swap cache [ 346.707773] ? rcu_read_lock_sched_held+0x14f/0x180 [ 346.716583] Swap cache stats: add 0, delete 0, find 0/0 [ 346.722134] __do_softirq+0x308/0xb7e [ 346.730682] Free swap = 0kB [ 346.735691] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 346.739467] Total swap = 0kB [ 346.743523] ? lock_downgrade+0x900/0x900 [ 346.746951] 1965979 pages RAM [ 346.751960] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 346.757299] 0 pages HighMem/MovableOnly [ 346.761097] ? pvclock_read_flags+0x160/0x160 [ 346.764088] 342867 pages reserved [ 346.768606] ? lapic_next_event+0x5a/0x90 [ 346.771602] 0 pages cma reserved [ 346.775756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.778952] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 346.783967] ? kvm_clock_read+0x18/0x30 [ 346.788027] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 346.792424] ? kvm_sched_clock_read+0x9/0x20 [ 346.795854] rsyslogd cpuset= [ 346.800001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.803343] / [ 346.808894] ? check_preemption_disabled+0x48/0x280 [ 346.815368] mems_allowed=0 [ 346.819347] irq_exit+0x17f/0x1c0 [ 346.855370] smp_apic_timer_interrupt+0x1cb/0x760 [ 346.860219] ? smp_reschedule_interrupt+0x109/0x650 [ 346.865238] ? smp_call_function_single_interrupt+0x650/0x650 [ 346.871126] ? interrupt_entry+0xb5/0xc0 [ 346.875196] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.880216] ? trace_hardirqs_off_caller+0xbb/0x310 [ 346.885238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.890085] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.895100] ? trace_hardirqs_on_caller+0x310/0x310 [ 346.900118] ? task_prio+0x50/0x50 [ 346.903662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.909205] ? check_preemption_disabled+0x48/0x280 [ 346.914229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.919087] apic_timer_interrupt+0xf/0x20 [ 346.923317] [ 346.925560] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 346.930492] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 346.949406] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 346.957122] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 346.964411] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 346.971677] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 346.978942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 346.986215] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 346.993523] skb_clone+0x1bb/0x500 [ 346.997073] ? finish_task_switch+0x2f4/0x910 [ 347.001574] ? skb_split+0x11e0/0x11e0 [ 347.005469] ? preempt_notifier_register+0x200/0x200 [ 347.010575] ? __switch_to_asm+0x34/0x70 [ 347.014674] ? __switch_to_asm+0x34/0x70 [ 347.018770] ? __switch_to_asm+0x40/0x70 [ 347.022845] ? __switch_to_asm+0x34/0x70 [ 347.026903] ? __switch_to_asm+0x40/0x70 [ 347.030965] ? __switch_to_asm+0x34/0x70 [ 347.035029] ? __switch_to_asm+0x40/0x70 [ 347.039090] ? __switch_to_asm+0x34/0x70 [ 347.043150] ? __switch_to_asm+0x34/0x70 [ 347.047209] ? __switch_to_asm+0x40/0x70 [ 347.051270] ? __switch_to_asm+0x34/0x70 [ 347.055340] bpf_clone_redirect+0xb9/0x490 [ 347.059578] ? __schedule+0x8d7/0x21d0 [ 347.063472] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 347.068492] ? __sched_text_start+0x8/0x8 [ 347.072646] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 347.077413] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 347.081998] ? retint_kernel+0x2d/0x2d [ 347.085911] ? find_held_lock+0x36/0x1c0 [ 347.089981] ? lock_acquire+0x1ed/0x520 [ 347.093955] ? bpf_test_run+0x3cb/0x780 [ 347.097935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.103478] ? check_preemption_disabled+0x48/0x280 [ 347.108509] ? kasan_check_read+0x11/0x20 [ 347.112661] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.117944] ? rcu_softirq_qs+0x20/0x20 [ 347.121923] ? preempt_schedule+0x4d/0x60 [ 347.126070] ? ___preempt_schedule+0x16/0x18 [ 347.130493] ? bpf_test_run+0x25d/0x780 [ 347.134499] ? netlink_diag_dump+0x2a0/0x2a0 [ 347.138912] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.144484] ? bpf_test_init.isra.10+0x70/0x100 [ 347.149161] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 347.153926] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.158771] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 347.164322] ? fput+0x130/0x1a0 [ 347.167677] ? __bpf_prog_get+0x9b/0x290 [ 347.171760] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 347.176625] ? bpf_prog_test_run+0x130/0x1a0 [ 347.181039] ? __x64_sys_bpf+0x3d8/0x520 [ 347.185103] ? bpf_prog_get+0x20/0x20 [ 347.188955] ? do_syscall_64+0x1b9/0x820 [ 347.193066] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 347.198431] ? syscall_return_slowpath+0x5e0/0x5e0 [ 347.203374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.208228] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.213415] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 347.218438] ? prepare_exit_to_usermode+0x291/0x3b0 [ 347.223460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.228315] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 347.233713] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 347.233817] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 347.240220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.240225] Call Trace: [ 347.240231] [ 347.240249] dump_stack+0x244/0x39d [ 347.240266] ? dump_stack_print_info.cold.1+0x20/0x20 [ 347.246835] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 347.256136] warn_alloc.cold.117+0xb7/0x1bd [ 347.258690] syz-executor2 cpuset= [ 347.260834] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 347.264434] syz2 [ 347.269623] ? lock_downgrade+0x900/0x900 [ 347.280086] mems_allowed=0 [ 347.284397] ? trace_hardirqs_off+0xb8/0x310 [ 347.306099] ? trace_hardirqs_off+0xb8/0x310 [ 347.310521] __alloc_pages_slowpath+0x2660/0x2d70 [ 347.315397] ? warn_alloc+0x120/0x120 [ 347.319205] ? warn_alloc+0x120/0x120 [ 347.323010] ? print_usage_bug+0xc0/0xc0 [ 347.327101] ? warn_alloc+0x120/0x120 [ 347.330911] ? print_usage_bug+0xc0/0xc0 [ 347.334993] ? __lock_acquire+0x62f/0x4c20 [ 347.339248] ? __lock_acquire+0x62f/0x4c20 [ 347.343494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.349054] ? should_fail+0x22d/0xd01 [ 347.352948] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.358231] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.363343] ? __lock_acquire+0x62f/0x4c20 [ 347.367581] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.372694] ? __lock_acquire+0x62f/0x4c20 [ 347.376929] ? should_fail+0x22d/0xd01 [ 347.380822] ? rcu_irq_exit+0x1a2/0x390 [ 347.384808] ? mark_held_locks+0x130/0x130 [ 347.389053] ? mark_held_locks+0x130/0x130 [ 347.393297] ? mark_held_locks+0xc7/0x130 [ 347.397443] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 347.402488] ? zap_class+0x640/0x640 [ 347.406223] ? print_usage_bug+0xc0/0xc0 [ 347.410296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.415840] ? check_preemption_disabled+0x48/0x280 [ 347.420872] ? __lock_is_held+0xb5/0x140 [ 347.424948] __alloc_pages_nodemask+0xa80/0xde0 [ 347.429654] ? zap_class+0x640/0x640 [ 347.433404] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 347.438449] ? find_held_lock+0x36/0x1c0 [ 347.442545] ? ____cache_alloc_node+0x1c7/0x1e0 [ 347.447217] ? lock_downgrade+0x900/0x900 [ 347.451389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.456938] cache_grow_begin+0xa5/0x8c0 [ 347.461000] ? do_raw_spin_unlock+0xa7/0x330 [ 347.465417] fallback_alloc+0x204/0x2e0 [ 347.469401] ____cache_alloc_node+0x1c7/0x1e0 [ 347.473913] kmem_cache_alloc_node+0xe3/0x730 [ 347.478410] ? ipv6_get_ifaddr+0x42e/0x620 [ 347.482663] __alloc_skb+0x119/0x770 [ 347.486384] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 347.491670] ? netdev_alloc_frag+0x1f0/0x1f0 [ 347.496078] ? lock_downgrade+0x900/0x900 [ 347.500239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.505780] ? refcount_sub_and_test_checked+0x203/0x310 [ 347.511239] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 347.516694] ? addrconf_rs_timer+0x690/0x690 [ 347.521117] ndisc_alloc_skb+0x144/0x340 [ 347.525215] ndisc_send_rs+0x331/0x6e0 [ 347.529108] addrconf_rs_timer+0x314/0x690 [ 347.533350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.537601] call_timer_fn+0x272/0x920 [ 347.541498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.545771] ? process_timeout+0x40/0x40 [ 347.549875] ? mark_held_locks+0xc7/0x130 [ 347.554071] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.558566] ? _raw_spin_unlock_irq+0x27/0x80 [ 347.563065] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.567305] ? lockdep_hardirqs_on+0x296/0x5b0 [ 347.571907] ? trace_hardirqs_on+0xbd/0x310 [ 347.576235] ? kasan_check_read+0x11/0x20 [ 347.580389] ? __run_timers+0x7da/0xc70 [ 347.584371] ? trace_hardirqs_off_caller+0x310/0x310 [ 347.589514] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.593754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 347.597996] __run_timers+0x7e5/0xc70 [ 347.601813] ? timer_fixup_init+0x70/0x70 [ 347.605970] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 347.610991] ? zap_class+0x640/0x640 [ 347.614710] ? print_usage_bug+0xc0/0xc0 [ 347.618783] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 347.623982] ? find_held_lock+0x36/0x1c0 [ 347.628049] ? zap_class+0x640/0x640 [ 347.631777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.637319] ? check_preemption_disabled+0x48/0x280 [ 347.642350] ? __lock_is_held+0xb5/0x140 [ 347.646430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.651972] ? check_preemption_disabled+0x48/0x280 [ 347.656993] run_timer_softirq+0x52/0xb0 [ 347.661056] ? rcu_read_lock_sched_held+0x14f/0x180 [ 347.666076] __do_softirq+0x308/0xb7e [ 347.669883] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 347.674385] ? lock_downgrade+0x900/0x900 [ 347.678540] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 347.683655] ? pvclock_read_flags+0x160/0x160 [ 347.688154] ? lapic_next_event+0x5a/0x90 [ 347.692305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.697865] ? kvm_clock_read+0x18/0x30 [ 347.701847] ? kvm_sched_clock_read+0x9/0x20 [ 347.706265] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.711806] ? check_preemption_disabled+0x48/0x280 [ 347.716862] irq_exit+0x17f/0x1c0 [ 347.720343] smp_apic_timer_interrupt+0x1cb/0x760 [ 347.725189] ? smp_call_function_single_interrupt+0x650/0x650 [ 347.731076] ? interrupt_entry+0xb5/0xc0 [ 347.735144] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.740161] ? trace_hardirqs_off_caller+0xbb/0x310 [ 347.745180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.750027] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.755056] ? trace_hardirqs_on_caller+0x310/0x310 [ 347.760072] ? task_prio+0x50/0x50 [ 347.763628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 347.769174] ? check_preemption_disabled+0x48/0x280 [ 347.774197] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.779055] apic_timer_interrupt+0xf/0x20 [ 347.783282] [ 347.785524] RIP: 0010:dump_stack+0x358/0x39d [ 347.789953] 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 [ 347.808859] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 347.816576] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 347.823845] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 347.831113] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 347.838384] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 347.845653] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 347.852947] ? dump_stack+0x34f/0x39d [ 347.856764] ? dump_stack_print_info.cold.1+0x20/0x20 [ 347.861969] dump_header+0x27b/0xf72 [ 347.865694] ? mark_held_locks+0x130/0x130 [ 347.869935] ? pagefault_out_of_memory+0x197/0x197 [ 347.874909] ? __lock_acquire+0x62f/0x4c20 [ 347.879146] ? zap_class+0x640/0x640 [ 347.882861] ? percpu_ref_get_many+0x240/0x240 [ 347.887451] ? print_usage_bug+0xc0/0xc0 [ 347.891513] ? print_usage_bug+0xc0/0xc0 [ 347.895578] ? zap_class+0x640/0x640 [ 347.899332] ? print_usage_bug+0xc0/0xc0 [ 347.903397] ? print_usage_bug+0xc0/0xc0 [ 347.907484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 347.913082] ? find_held_lock+0x36/0x1c0 [ 347.917933] ? mark_held_locks+0xc7/0x130 [ 347.922086] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 347.927189] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 347.932306] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 347.936899] ? trace_hardirqs_on+0xbd/0x310 [ 347.941223] ? kasan_check_read+0x11/0x20 [ 347.945380] ? ___ratelimit+0x3b4/0x672 [ 347.949360] ? trace_hardirqs_off_caller+0x310/0x310 [ 347.954467] ? trace_hardirqs_on+0x310/0x310 [ 347.958883] ? lock_downgrade+0x900/0x900 [ 347.963050] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.968153] ? ___ratelimit+0x3b9/0x672 [ 347.972130] ? idr_get_free+0xec0/0xec0 [ 347.976108] ? find_held_lock+0x36/0x1c0 [ 347.980186] oom_kill_process.cold.27+0x10/0x903 [ 347.984945] ? zap_class+0x640/0x640 [ 347.988663] ? check_preemption_disabled+0x48/0x280 [ 347.993688] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 347.998632] ? kasan_check_read+0x11/0x20 [ 348.002784] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.008063] ? oom_evaluate_task+0x540/0x540 [ 348.012477] ? find_held_lock+0x36/0x1c0 [ 348.016561] ? out_of_memory+0x974/0x1430 [ 348.020726] ? lock_downgrade+0x900/0x900 [ 348.024877] ? check_preemption_disabled+0x48/0x280 [ 348.029909] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 348.034855] ? kasan_check_read+0x11/0x20 [ 348.039012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.044292] ? rcu_softirq_qs+0x20/0x20 [ 348.048278] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 348.053817] ? oom_evaluate_task+0x302/0x540 [ 348.058232] out_of_memory+0xa84/0x1430 [ 348.062221] ? oom_killer_disable+0x3a0/0x3a0 [ 348.066719] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 348.071653] ? __mutex_add_waiter+0x2a0/0x2a0 [ 348.076164] __alloc_pages_slowpath+0x22d4/0x2d70 [ 348.081036] ? warn_alloc+0x120/0x120 [ 348.084836] ? rcu_softirq_qs+0x20/0x20 [ 348.088836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.094390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.099928] ? should_fail+0x22d/0xd01 [ 348.103821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.108928] ? zap_class+0x640/0x640 [ 348.112677] ? __lock_is_held+0xb5/0x140 [ 348.116773] ? mark_held_locks+0x130/0x130 [ 348.121014] ? lock_release+0xa00/0xa00 [ 348.124991] ? perf_trace_sched_process_exec+0x860/0x860 [ 348.130454] ? __might_sleep+0x95/0x190 [ 348.134437] __alloc_pages_nodemask+0xa80/0xde0 [ 348.139119] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 348.144142] ? __page_cache_alloc+0x191/0x5c0 [ 348.148647] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 348.153582] ? kasan_check_read+0x11/0x20 [ 348.157743] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.163026] ? zap_class+0x640/0x640 [ 348.166754] ? zap_class+0x640/0x640 [ 348.170513] ? zap_class+0x640/0x640 [ 348.174229] ? __do_page_cache_readahead+0x7ce/0x980 [ 348.179351] ? find_held_lock+0x36/0x1c0 [ 348.183421] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 348.188969] alloc_pages_current+0x173/0x350 [ 348.193401] __page_cache_alloc+0x38c/0x5c0 [ 348.197736] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 348.202666] ? kasan_check_read+0x11/0x20 [ 348.206818] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.212100] ? generic_perform_write+0x6a0/0x6a0 [ 348.216895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.222436] ? check_preemption_disabled+0x48/0x280 [ 348.227495] filemap_fault+0x1594/0x25f0 [ 348.231571] ? __lock_page_or_retry+0xa00/0xa00 [ 348.236266] ? mark_held_locks+0x130/0x130 [ 348.240508] ? rcu_softirq_qs+0x20/0x20 [ 348.244495] ? filemap_map_pages+0xe04/0x1990 [ 348.248998] ? lock_downgrade+0x900/0x900 [ 348.253149] ? check_preemption_disabled+0x48/0x280 [ 348.258174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 348.263103] ? kasan_check_read+0x11/0x20 [ 348.267258] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 348.272188] ? rcu_softirq_qs+0x20/0x20 [ 348.276175] ? rcu_softirq_qs+0x20/0x20 [ 348.280147] ? unwind_dump+0x190/0x190 [ 348.284049] ? kernel_text_address+0x79/0xf0 [ 348.288475] ? __kernel_text_address+0xd/0x40 [ 348.292973] ? unwind_get_return_address+0x61/0xa0 [ 348.297915] ? __save_stack_trace+0x8d/0xf0 [ 348.302250] ? lock_acquire+0x1ed/0x520 [ 348.306228] ? ext4_filemap_fault+0x7a/0xad [ 348.310587] ? lock_release+0xa00/0xa00 [ 348.314570] ? perf_trace_sched_process_exec+0x860/0x860 [ 348.320016] ? print_usage_bug+0xc0/0xc0 [ 348.324084] ? print_usage_bug+0xc0/0xc0 [ 348.328149] ? __x64_sys_read+0x73/0xb0 [ 348.332128] ? print_usage_bug+0xc0/0xc0 [ 348.336207] ? down_read+0x8d/0x120 [ 348.339853] ? ext4_filemap_fault+0x7a/0xad [ 348.344359] ? __down_interruptible+0x700/0x700 [ 348.349048] ext4_filemap_fault+0x82/0xad [ 348.353223] __do_fault+0x100/0x6b0 [ 348.356849] ? trace_hardirqs_on+0xbd/0x310 [ 348.361175] ? pmd_devmap_trans_unstable+0x220/0x220 [ 348.366303] ? mark_held_locks+0x130/0x130 [ 348.370542] ? mark_held_locks+0x130/0x130 [ 348.374784] ? do_syslog+0x147b/0x1690 [ 348.378679] ? do_syslog+0x309/0x1690 [ 348.382482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.388031] __handle_mm_fault+0x307c/0x5920 [ 348.392454] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 348.397304] ? find_held_lock+0x36/0x1c0 [ 348.401397] ? zap_class+0x640/0x640 [ 348.405114] ? zap_class+0x640/0x640 [ 348.408834] ? find_held_lock+0x36/0x1c0 [ 348.412915] ? handle_mm_fault+0x42a/0xc70 [ 348.417154] ? lock_downgrade+0x900/0x900 [ 348.421302] ? check_preemption_disabled+0x48/0x280 [ 348.426343] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 348.431309] ? kasan_check_read+0x11/0x20 [ 348.435466] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.440758] ? rcu_softirq_qs+0x20/0x20 [ 348.444733] ? trace_hardirqs_off_caller+0x310/0x310 [ 348.449872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.455420] ? check_preemption_disabled+0x48/0x280 [ 348.460449] handle_mm_fault+0x54f/0xc70 [ 348.464535] ? __handle_mm_fault+0x5920/0x5920 [ 348.469157] ? find_vma+0x34/0x190 [ 348.472710] __do_page_fault+0x5e8/0xe60 [ 348.476770] ? trace_hardirqs_off+0xb8/0x310 [ 348.481182] ? kernel_write+0x120/0x120 [ 348.485170] do_page_fault+0xf2/0x7e0 [ 348.488976] ? vmalloc_sync_all+0x30/0x30 [ 348.493128] ? error_entry+0x70/0xd0 [ 348.496843] ? trace_hardirqs_off_caller+0xbb/0x310 [ 348.501862] ? trace_hardirqs_on_caller+0xc0/0x310 [ 348.506802] ? syscall_return_slowpath+0x5e0/0x5e0 [ 348.511731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.516575] ? trace_hardirqs_on_caller+0x310/0x310 [ 348.521595] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 348.527059] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 348.532080] ? prepare_exit_to_usermode+0x291/0x3b0 [ 348.537099] ? page_fault+0x8/0x30 [ 348.540647] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.545501] ? page_fault+0x8/0x30 [ 348.549047] page_fault+0x1e/0x30 [ 348.552504] RIP: 0033:0x7fb372d071fd [ 348.556236] Code: Bad RIP value. [ 348.559596] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 348.564987] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 348.572285] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 348.579548] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 348.586821] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 348.594091] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 348.601386] warn_alloc_show_mem: 1 callbacks suppressed [ 348.601391] Mem-Info: [ 348.601404] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 348.601415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.606785] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 348.606785] active_file:12 inactive_file:13 isolated_file:0 [ 348.606785] unevictable:0 dirty:0 writeback:0 unstable:0 [ 348.606785] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 348.606785] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 348.606785] free:13647 free_pcp:167 free_cma:0 [ 348.609172] Call Trace: [ 348.616104] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 348.625459] [ 348.658353] Node 0 [ 348.660939] dump_stack+0x244/0x39d [ 348.688459] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 348.690604] ? dump_stack_print_info.cold.1+0x20/0x20 [ 348.692826] lowmem_reserve[]: [ 348.696455] warn_alloc.cold.117+0xb7/0x1bd [ 348.721939] 0 [ 348.727137] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 348.730207] 2818 [ 348.734524] ? lock_downgrade+0x900/0x900 [ 348.736303] 6321 [ 348.741141] ? trace_hardirqs_off+0xb8/0x310 [ 348.743178] 6321 [ 348.747320] ? trace_hardirqs_off+0xb8/0x310 [ 348.753769] __alloc_pages_slowpath+0x2660/0x2d70 [ 348.755804] Node 0 [ 348.760233] ? warn_alloc+0x120/0x120 [ 348.765055] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 348.767266] ? warn_alloc+0x120/0x120 [ 348.771043] lowmem_reserve[]: [ 348.798128] ? print_usage_bug+0xc0/0xc0 [ 348.801917] 0 [ 348.805021] ? warn_alloc+0x120/0x120 [ 348.809056] 0 [ 348.810857] ? print_usage_bug+0xc0/0xc0 [ 348.814631] 3503 3503 [ 348.816437] ? __lock_acquire+0x62f/0x4c20 [ 348.822980] ? __lock_acquire+0x62f/0x4c20 [ 348.827190] Node 0 [ 348.831427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.831459] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 348.831466] lowmem_reserve[]: [ 348.833697] ? should_fail+0x22d/0xd01 [ 348.839227] 0 [ 348.867530] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 348.870604] 0 [ 348.874497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.876277] 0 [ 348.881565] ? __lock_acquire+0x62f/0x4c20 [ 348.883341] 0 [ 348.888437] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.894476] ? __lock_acquire+0x62f/0x4c20 [ 348.896253] Node 0 [ 348.901352] ? should_fail+0x22d/0xd01 [ 348.905564] DMA: [ 348.907799] ? rcu_irq_exit+0x1a2/0x390 [ 348.911657] 1*4kB [ 348.913769] ? mark_held_locks+0x130/0x130 [ 348.917709] (U) [ 348.919860] ? mark_held_locks+0x130/0x130 [ 348.924101] 0*8kB [ 348.926080] ? mark_held_locks+0xc7/0x130 [ 348.930291] 0*16kB [ 348.932439] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 348.936594] 1*32kB [ 348.938841] ? zap_class+0x640/0x640 [ 348.943834] (U) [ 348.946070] ? print_usage_bug+0xc0/0xc0 [ 348.949762] 2*64kB [ 348.951733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.955767] (U) [ 348.958002] ? check_preemption_disabled+0x48/0x280 [ 348.963516] 1*128kB [ 348.965495] ? __lock_is_held+0xb5/0x140 [ 348.970477] (U) [ 348.972819] __alloc_pages_nodemask+0xa80/0xde0 [ 348.976852] 1*256kB [ 348.978822] ? zap_class+0x640/0x640 [ 348.983468] (U) [ 348.985793] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 348.989478] 0*512kB [ 348.991455] ? find_held_lock+0x36/0x1c0 [ 348.996448] 1*1024kB [ 348.998778] ? ____cache_alloc_node+0x1c7/0x1e0 [ 349.002803] (U) [ 349.005214] ? lock_downgrade+0x900/0x900 [ 349.009859] 1*2048kB [ 349.011837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.015959] (M) [ 349.018369] cache_grow_begin+0xa5/0x8c0 [ 349.023879] 3*4096kB [ 349.025851] ? do_raw_spin_unlock+0xa7/0x330 [ 349.029882] (M) [ 349.032298] fallback_alloc+0x204/0x2e0 [ 349.036693] = 15908kB [ 349.036701] Node 0 [ 349.038707] ____cache_alloc_node+0x1c7/0x1e0 [ 349.042655] DMA32: [ 349.045065] kmem_cache_alloc_node+0xe3/0x730 [ 349.047277] 4*4kB [ 349.051768] ? ipv6_get_ifaddr+0x42e/0x620 [ 349.053977] (M) [ 349.058500] __alloc_skb+0x119/0x770 [ 349.060627] 0*8kB [ 349.064861] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.066807] 3*16kB [ 349.070521] ? netdev_alloc_frag+0x1f0/0x1f0 [ 349.072650] (UM) [ 349.077930] ? lock_downgrade+0x900/0x900 [ 349.080138] 2*32kB (UM) [ 349.084562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.086596] 4*64kB [ 349.090753] ? refcount_sub_and_test_checked+0x203/0x310 [ 349.093390] (UM) 5*128kB [ 349.098933] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 349.101148] (UM) [ 349.106590] ? addrconf_rs_timer+0x690/0x690 [ 349.109321] 3*256kB [ 349.114778] ndisc_alloc_skb+0x144/0x340 [ 349.116812] (M) [ 349.121218] ndisc_send_rs+0x331/0x6e0 [ 349.123519] 3*512kB [ 349.127601] addrconf_rs_timer+0x314/0x690 [ 349.129586] (M) [ 349.133470] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.135771] 3*1024kB [ 349.140010] call_timer_fn+0x272/0x920 [ 349.141953] (UM) [ 349.146186] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.148571] 1*2048kB [ 349.152456] ? process_timeout+0x40/0x40 [ 349.154489] (M) [ 349.158726] ? __run_timers+0x7da/0xc70 [ 349.161111] 4*4096kB [ 349.165167] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.167120] (M) [ 349.171094] ? _raw_spin_unlock_irq+0x27/0x80 [ 349.173478] = 24832kB [ 349.177969] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.179918] Node 0 [ 349.184421] ? lockdep_hardirqs_on+0x296/0x5b0 [ 349.186822] Normal: [ 349.191054] ? trace_hardirqs_on+0xbd/0x310 [ 349.193268] 792*4kB [ 349.197850] ? kasan_check_read+0x11/0x20 [ 349.200143] (MEH) [ 349.204462] ? __run_timers+0x7da/0xc70 [ 349.206757] 463*8kB [ 349.210906] ? trace_hardirqs_off_caller+0x310/0x310 [ 349.213272] (UME) 172*16kB [ 349.217258] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.219554] (UMEH) [ 349.224659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 349.227570] 71*32kB [ 349.231797] __run_timers+0x7e5/0xc70 [ 349.234007] (UME) [ 349.238243] ? timer_fixup_init+0x70/0x70 [ 349.240567] 13*64kB [ 349.244359] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 349.246483] (UMH) [ 349.250630] ? zap_class+0x640/0x640 [ 349.252928] 1*128kB [ 349.257934] ? enqueue_hrtimer+0x1a5/0x560 [ 349.260070] (U) [ 349.263781] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 349.266085] 0*256kB [ 349.270319] ? find_held_lock+0x36/0x1c0 [ 349.272274] 0*512kB [ 349.277458] ? zap_class+0x640/0x640 [ 349.279774] 1*1024kB [ 349.283830] ? pvclock_read_flags+0x160/0x160 [ 349.286123] (U) [ 349.289830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.292217] 0*2048kB [ 349.296705] ? check_preemption_disabled+0x48/0x280 [ 349.298661] 0*4096kB [ 349.304194] ? __lock_is_held+0xb5/0x140 [ 349.306607] = 13880kB [ 349.311648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.314040] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 349.318090] ? check_preemption_disabled+0x48/0x280 [ 349.320486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 349.326012] run_timer_softirq+0x52/0xb0 [ 349.334827] 163 total pagecache pages [ 349.339836] ? rcu_read_lock_sched_held+0x14f/0x180 [ 349.348424] 0 pages in swap cache [ 349.352512] __do_softirq+0x308/0xb7e [ 349.356293] Swap cache stats: add 0, delete 0, find 0/0 [ 349.361329] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 349.364760] Free swap = 0kB [ 349.368568] ? lock_downgrade+0x900/0x900 [ 349.373907] Total swap = 0kB [ 349.378426] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 349.381423] 1965979 pages RAM [ 349.385572] ? pvclock_read_flags+0x160/0x160 [ 349.388562] 0 pages HighMem/MovableOnly [ 349.393662] ? lapic_next_event+0x5a/0x90 [ 349.396741] 342867 pages reserved [ 349.401234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.405184] 0 pages cma reserved [ 349.409327] ? kvm_clock_read+0x18/0x30 [ 349.412833] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 349.418284] ? kvm_sched_clock_read+0x9/0x20 [ 349.418300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.418316] ? check_preemption_disabled+0x48/0x280 [ 349.418338] irq_exit+0x17f/0x1c0 [ 349.421746] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 349.425653] smp_apic_timer_interrupt+0x1cb/0x760 [ 349.432124] rsyslogd cpuset= [ 349.436525] ? smp_reschedule_interrupt+0x109/0x650 [ 349.442035] / [ 349.447045] ? smp_call_function_single_interrupt+0x650/0x650 [ 349.450482] mems_allowed=0 [ 349.460525] ? interrupt_entry+0xb5/0xc0 [ 349.487887] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.492904] ? trace_hardirqs_off_caller+0xbb/0x310 [ 349.497924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.502795] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.507814] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.512836] ? task_prio+0x50/0x50 [ 349.516428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.521987] ? check_preemption_disabled+0x48/0x280 [ 349.527012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.531881] apic_timer_interrupt+0xf/0x20 [ 349.536112] [ 349.538356] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 349.543292] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 349.562195] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 349.569905] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 349.577172] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 349.584443] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 349.591707] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 349.598973] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 349.606283] skb_clone+0x1bb/0x500 [ 349.609843] ? finish_task_switch+0x2f4/0x910 [ 349.614383] ? skb_split+0x11e0/0x11e0 [ 349.618280] ? preempt_notifier_register+0x200/0x200 [ 349.623394] ? __switch_to_asm+0x34/0x70 [ 349.627453] ? __switch_to_asm+0x34/0x70 [ 349.631511] ? __switch_to_asm+0x40/0x70 [ 349.635573] ? __switch_to_asm+0x34/0x70 [ 349.639653] ? __switch_to_asm+0x40/0x70 [ 349.643713] ? __switch_to_asm+0x34/0x70 [ 349.647773] ? __switch_to_asm+0x40/0x70 [ 349.651833] ? __switch_to_asm+0x34/0x70 [ 349.655897] ? __switch_to_asm+0x34/0x70 [ 349.659963] ? __switch_to_asm+0x40/0x70 [ 349.664029] ? __switch_to_asm+0x34/0x70 [ 349.668098] bpf_clone_redirect+0xb9/0x490 [ 349.672340] ? __schedule+0x8d7/0x21d0 [ 349.676238] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 349.681258] ? __sched_text_start+0x8/0x8 [ 349.685415] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 349.690179] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 349.694765] ? retint_kernel+0x2d/0x2d [ 349.698658] ? find_held_lock+0x36/0x1c0 [ 349.702732] ? lock_acquire+0x1ed/0x520 [ 349.706707] ? bpf_test_run+0x3cb/0x780 [ 349.710685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.716227] ? check_preemption_disabled+0x48/0x280 [ 349.721257] ? kasan_check_read+0x11/0x20 [ 349.725416] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 349.730701] ? rcu_softirq_qs+0x20/0x20 [ 349.734697] ? preempt_schedule+0x4d/0x60 [ 349.738867] ? ___preempt_schedule+0x16/0x18 [ 349.743289] ? bpf_test_run+0x25d/0x780 [ 349.747276] ? netlink_diag_dump+0x2a0/0x2a0 [ 349.751704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.757271] ? bpf_test_init.isra.10+0x70/0x100 [ 349.761948] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 349.766715] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 349.771560] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 349.777097] ? fput+0x130/0x1a0 [ 349.780378] ? __bpf_prog_get+0x9b/0x290 [ 349.784455] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 349.789297] ? bpf_prog_test_run+0x130/0x1a0 [ 349.793709] ? __x64_sys_bpf+0x3d8/0x520 [ 349.797770] ? bpf_prog_get+0x20/0x20 [ 349.801594] ? do_syscall_64+0x1b9/0x820 [ 349.805668] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 349.811038] ? syscall_return_slowpath+0x5e0/0x5e0 [ 349.815969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.820819] ? trace_hardirqs_on_caller+0x310/0x310 [ 349.825839] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 349.830872] ? prepare_exit_to_usermode+0x291/0x3b0 [ 349.835928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.840780] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 349.846167] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 349.846251] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 349.852659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 349.852668] Call Trace: [ 349.859324] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 349.868561] [ 349.871131] syz-executor2 cpuset= [ 349.881614] dump_stack+0x244/0x39d [ 349.883745] syz2 [ 349.887195] ? dump_stack_print_info.cold.1+0x20/0x20 [ 349.890798] mems_allowed=0 [ 349.892777] warn_alloc.cold.117+0xb7/0x1bd [ 349.905164] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 349.910014] ? lock_downgrade+0x900/0x900 [ 349.914176] ? trace_hardirqs_off+0xb8/0x310 [ 349.918597] ? trace_hardirqs_off+0xb8/0x310 [ 349.923024] __alloc_pages_slowpath+0x2660/0x2d70 [ 349.927921] ? warn_alloc+0x120/0x120 [ 349.931729] ? warn_alloc+0x120/0x120 [ 349.935539] ? print_usage_bug+0xc0/0xc0 [ 349.939600] ? warn_alloc+0x120/0x120 [ 349.943415] ? print_usage_bug+0xc0/0xc0 [ 349.947476] ? __lock_acquire+0x62f/0x4c20 [ 349.951711] ? __lock_acquire+0x62f/0x4c20 [ 349.955952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.961491] ? should_fail+0x22d/0xd01 [ 349.965384] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.970507] ? __lock_acquire+0x62f/0x4c20 [ 349.974746] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.979865] ? __lock_acquire+0x62f/0x4c20 [ 349.984104] ? should_fail+0x22d/0xd01 [ 349.987994] ? find_held_lock+0x36/0x1c0 [ 349.992062] ? mark_held_locks+0x130/0x130 [ 349.996303] ? mark_held_locks+0x130/0x130 [ 350.000541] ? zap_class+0x640/0x640 [ 350.004257] ? zap_class+0x640/0x640 [ 350.007995] ? print_usage_bug+0xc0/0xc0 [ 350.012058] ? do_raw_spin_unlock+0xa7/0x330 [ 350.016466] ? zap_class+0x640/0x640 [ 350.020208] ? print_usage_bug+0xc0/0xc0 [ 350.024269] ? wq_watchdog_touch+0x9c/0xfe [ 350.028506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.034042] ? check_preemption_disabled+0x48/0x280 [ 350.039069] ? __lock_is_held+0xb5/0x140 [ 350.043142] __alloc_pages_nodemask+0xa80/0xde0 [ 350.047814] ? zap_class+0x640/0x640 [ 350.051563] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 350.056588] ? find_held_lock+0x36/0x1c0 [ 350.060673] ? ____cache_alloc_node+0x1c7/0x1e0 [ 350.065343] ? lock_downgrade+0x900/0x900 [ 350.069501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.075046] cache_grow_begin+0xa5/0x8c0 [ 350.079108] ? do_raw_spin_unlock+0xa7/0x330 [ 350.083522] fallback_alloc+0x204/0x2e0 [ 350.087502] ____cache_alloc_node+0x1c7/0x1e0 [ 350.092002] kmem_cache_alloc_node+0xe3/0x730 [ 350.096502] ? ipv6_get_ifaddr+0x42e/0x620 [ 350.100748] __alloc_skb+0x119/0x770 [ 350.104465] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.109743] ? netdev_alloc_frag+0x1f0/0x1f0 [ 350.114154] ? lock_downgrade+0x900/0x900 [ 350.118312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.123851] ? refcount_sub_and_test_checked+0x203/0x310 [ 350.129308] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 350.134794] ? addrconf_rs_timer+0x690/0x690 [ 350.139221] ndisc_alloc_skb+0x144/0x340 [ 350.143290] ndisc_send_rs+0x331/0x6e0 [ 350.147183] addrconf_rs_timer+0x314/0x690 [ 350.151428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 350.155691] call_timer_fn+0x272/0x920 [ 350.159581] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 350.163819] ? process_timeout+0x40/0x40 [ 350.167895] ? mark_held_locks+0xc7/0x130 [ 350.172053] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.176546] ? _raw_spin_unlock_irq+0x27/0x80 [ 350.181055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 350.185317] ? lockdep_hardirqs_on+0x296/0x5b0 [ 350.189909] ? trace_hardirqs_on+0xbd/0x310 [ 350.194231] ? kasan_check_read+0x11/0x20 [ 350.198385] ? __run_timers+0x7da/0xc70 [ 350.202407] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.207511] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 350.211748] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 350.215998] __run_timers+0x7e5/0xc70 [ 350.219809] ? timer_fixup_init+0x70/0x70 [ 350.223955] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 350.228972] ? zap_class+0x640/0x640 [ 350.232693] ? print_usage_bug+0xc0/0xc0 [ 350.236759] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 350.241958] ? find_held_lock+0x36/0x1c0 [ 350.246028] ? zap_class+0x640/0x640 [ 350.250271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.255810] ? check_preemption_disabled+0x48/0x280 [ 350.260840] ? __lock_is_held+0xb5/0x140 [ 350.264908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.270450] ? check_preemption_disabled+0x48/0x280 [ 350.275488] run_timer_softirq+0x52/0xb0 [ 350.279551] ? rcu_read_lock_sched_held+0x14f/0x180 [ 350.284574] __do_softirq+0x308/0xb7e [ 350.288394] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 350.292887] ? lock_downgrade+0x900/0x900 [ 350.297046] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 350.302164] ? pvclock_read_flags+0x160/0x160 [ 350.306665] ? lapic_next_event+0x5a/0x90 [ 350.310817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.316377] ? kvm_clock_read+0x18/0x30 [ 350.320351] ? kvm_sched_clock_read+0x9/0x20 [ 350.324764] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.330392] ? check_preemption_disabled+0x48/0x280 [ 350.335419] irq_exit+0x17f/0x1c0 [ 350.338874] smp_apic_timer_interrupt+0x1cb/0x760 [ 350.343725] ? smp_call_function_single_interrupt+0x650/0x650 [ 350.349917] ? interrupt_entry+0xb5/0xc0 [ 350.353986] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.359003] ? trace_hardirqs_off_caller+0xbb/0x310 [ 350.364022] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.368866] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.373881] ? trace_hardirqs_on_caller+0x310/0x310 [ 350.378907] ? task_prio+0x50/0x50 [ 350.382447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.387987] ? check_preemption_disabled+0x48/0x280 [ 350.393028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.397905] apic_timer_interrupt+0xf/0x20 [ 350.402138] [ 350.404392] RIP: 0010:dump_stack+0x358/0x39d [ 350.408817] 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 [ 350.427716] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 350.435429] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 350.442694] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 350.449960] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 350.457228] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 350.464581] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 350.471867] ? dump_stack+0x34f/0x39d [ 350.475714] ? dump_stack_print_info.cold.1+0x20/0x20 [ 350.480925] dump_header+0x27b/0xf72 [ 350.484662] ? mark_held_locks+0x130/0x130 [ 350.488908] ? pagefault_out_of_memory+0x197/0x197 [ 350.493845] ? __lock_acquire+0x62f/0x4c20 [ 350.498096] ? zap_class+0x640/0x640 [ 350.501817] ? percpu_ref_get_many+0x240/0x240 [ 350.506403] ? print_usage_bug+0xc0/0xc0 [ 350.510481] ? print_usage_bug+0xc0/0xc0 [ 350.514551] ? zap_class+0x640/0x640 [ 350.518289] ? print_usage_bug+0xc0/0xc0 [ 350.522374] ? print_usage_bug+0xc0/0xc0 [ 350.526447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.531991] ? find_held_lock+0x36/0x1c0 [ 350.536061] ? mark_held_locks+0xc7/0x130 [ 350.540218] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 350.545340] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 350.550458] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 350.555042] ? trace_hardirqs_on+0xbd/0x310 [ 350.559370] ? kasan_check_read+0x11/0x20 [ 350.563536] ? ___ratelimit+0x3b4/0x672 [ 350.567525] ? trace_hardirqs_off_caller+0x310/0x310 [ 350.572675] ? trace_hardirqs_on+0x310/0x310 [ 350.577089] ? lock_downgrade+0x900/0x900 [ 350.581275] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 350.586377] ? ___ratelimit+0x3b9/0x672 [ 350.590355] ? idr_get_free+0xec0/0xec0 [ 350.594330] ? find_held_lock+0x36/0x1c0 [ 350.598475] oom_kill_process.cold.27+0x10/0x903 [ 350.603229] ? zap_class+0x640/0x640 [ 350.606944] ? check_preemption_disabled+0x48/0x280 [ 350.611986] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 350.616924] ? kasan_check_read+0x11/0x20 [ 350.621076] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.626352] ? oom_evaluate_task+0x540/0x540 [ 350.630763] ? find_held_lock+0x36/0x1c0 [ 350.634831] ? out_of_memory+0x974/0x1430 [ 350.638984] ? lock_downgrade+0x900/0x900 [ 350.643134] ? check_preemption_disabled+0x48/0x280 [ 350.648157] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 350.653091] ? kasan_check_read+0x11/0x20 [ 350.657243] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.662524] ? rcu_softirq_qs+0x20/0x20 [ 350.666502] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 350.672040] ? oom_evaluate_task+0x302/0x540 [ 350.676457] out_of_memory+0xa84/0x1430 [ 350.680439] ? oom_killer_disable+0x3a0/0x3a0 [ 350.684942] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 350.689874] ? __mutex_add_waiter+0x2a0/0x2a0 [ 350.694386] __alloc_pages_slowpath+0x22d4/0x2d70 [ 350.699264] ? warn_alloc+0x120/0x120 [ 350.703081] ? rcu_softirq_qs+0x20/0x20 [ 350.707095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.712656] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.718194] ? should_fail+0x22d/0xd01 [ 350.722083] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.727218] ? zap_class+0x640/0x640 [ 350.730952] ? __lock_is_held+0xb5/0x140 [ 350.735033] ? mark_held_locks+0x130/0x130 [ 350.739275] ? lock_release+0xa00/0xa00 [ 350.743251] ? perf_trace_sched_process_exec+0x860/0x860 [ 350.748712] ? __might_sleep+0x95/0x190 [ 350.752693] __alloc_pages_nodemask+0xa80/0xde0 [ 350.757371] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 350.762404] ? __page_cache_alloc+0x191/0x5c0 [ 350.766906] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 350.771836] ? kasan_check_read+0x11/0x20 [ 350.776016] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.781300] ? zap_class+0x640/0x640 [ 350.785028] ? zap_class+0x640/0x640 [ 350.788741] ? zap_class+0x640/0x640 [ 350.792469] ? __do_page_cache_readahead+0x7ce/0x980 [ 350.797579] ? find_held_lock+0x36/0x1c0 [ 350.801653] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 350.807196] alloc_pages_current+0x173/0x350 [ 350.811625] __page_cache_alloc+0x38c/0x5c0 [ 350.815951] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 350.820882] ? kasan_check_read+0x11/0x20 [ 350.825042] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 350.830322] ? generic_perform_write+0x6a0/0x6a0 [ 350.835078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.840623] ? check_preemption_disabled+0x48/0x280 [ 350.845669] filemap_fault+0x1594/0x25f0 [ 350.849774] ? __lock_page_or_retry+0xa00/0xa00 [ 350.854466] ? mark_held_locks+0x130/0x130 [ 350.858703] ? rcu_softirq_qs+0x20/0x20 [ 350.862689] ? filemap_map_pages+0xe04/0x1990 [ 350.867187] ? lock_downgrade+0x900/0x900 [ 350.871333] ? check_preemption_disabled+0x48/0x280 [ 350.876357] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 350.881289] ? kasan_check_read+0x11/0x20 [ 350.885443] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 350.890376] ? rcu_softirq_qs+0x20/0x20 [ 350.894368] ? rcu_softirq_qs+0x20/0x20 [ 350.898375] ? unwind_dump+0x190/0x190 [ 350.902280] ? kernel_text_address+0x79/0xf0 [ 350.906696] ? __kernel_text_address+0xd/0x40 [ 350.911196] ? unwind_get_return_address+0x61/0xa0 [ 350.916163] ? __save_stack_trace+0x8d/0xf0 [ 350.920498] ? lock_acquire+0x1ed/0x520 [ 350.924477] ? ext4_filemap_fault+0x7a/0xad [ 350.928810] ? lock_release+0xa00/0xa00 [ 350.932789] ? perf_trace_sched_process_exec+0x860/0x860 [ 350.938242] ? print_usage_bug+0xc0/0xc0 [ 350.942302] ? print_usage_bug+0xc0/0xc0 [ 350.946391] ? __x64_sys_read+0x73/0xb0 [ 350.950384] ? print_usage_bug+0xc0/0xc0 [ 350.954457] ? down_read+0x8d/0x120 [ 350.958081] ? ext4_filemap_fault+0x7a/0xad [ 350.962409] ? __down_interruptible+0x700/0x700 [ 350.967091] ext4_filemap_fault+0x82/0xad [ 350.971245] __do_fault+0x100/0x6b0 [ 350.974875] ? trace_hardirqs_on+0xbd/0x310 [ 350.979207] ? pmd_devmap_trans_unstable+0x220/0x220 [ 350.984313] ? mark_held_locks+0x130/0x130 [ 350.988563] ? mark_held_locks+0x130/0x130 [ 350.992799] ? do_syslog+0x147b/0x1690 [ 350.996705] ? do_syslog+0x309/0x1690 [ 351.000506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.006052] __handle_mm_fault+0x307c/0x5920 [ 351.010470] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 351.015317] ? find_held_lock+0x36/0x1c0 [ 351.019410] ? zap_class+0x640/0x640 [ 351.023132] ? zap_class+0x640/0x640 [ 351.026850] ? find_held_lock+0x36/0x1c0 [ 351.030929] ? handle_mm_fault+0x42a/0xc70 [ 351.035166] ? lock_downgrade+0x900/0x900 [ 351.039316] ? check_preemption_disabled+0x48/0x280 [ 351.044344] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 351.049274] ? kasan_check_read+0x11/0x20 [ 351.053427] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.058709] ? rcu_softirq_qs+0x20/0x20 [ 351.062684] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.067805] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.073346] ? check_preemption_disabled+0x48/0x280 [ 351.078376] handle_mm_fault+0x54f/0xc70 [ 351.082447] ? __handle_mm_fault+0x5920/0x5920 [ 351.087038] ? find_vma+0x34/0x190 [ 351.090605] __do_page_fault+0x5e8/0xe60 [ 351.094677] ? trace_hardirqs_off+0xb8/0x310 [ 351.099086] ? kernel_write+0x120/0x120 [ 351.103074] do_page_fault+0xf2/0x7e0 [ 351.106877] ? vmalloc_sync_all+0x30/0x30 [ 351.111034] ? error_entry+0x70/0xd0 [ 351.114752] ? trace_hardirqs_off_caller+0xbb/0x310 [ 351.119765] ? trace_hardirqs_on_caller+0xc0/0x310 [ 351.124725] ? syscall_return_slowpath+0x5e0/0x5e0 [ 351.129653] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.134501] ? trace_hardirqs_on_caller+0x310/0x310 [ 351.139534] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 351.145004] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 351.150026] ? prepare_exit_to_usermode+0x291/0x3b0 [ 351.155045] ? page_fault+0x8/0x30 [ 351.158593] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.163449] ? page_fault+0x8/0x30 [ 351.166994] page_fault+0x1e/0x30 [ 351.170452] RIP: 0033:0x7fb372d071fd [ 351.174176] Code: Bad RIP value. [ 351.177540] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 351.182908] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 351.190173] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 351.197441] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 351.204753] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 351.212039] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 351.219559] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 351.219565] warn_alloc_show_mem: 1 callbacks suppressed [ 351.219572] Mem-Info: [ 351.226499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.231866] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 351.231866] active_file:12 inactive_file:13 isolated_file:0 [ 351.231866] unevictable:0 dirty:0 writeback:0 unstable:0 [ 351.231866] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 351.231866] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 351.231866] free:13647 free_pcp:167 free_cma:0 [ 351.234239] Call Trace: [ 351.243634] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 351.276474] [ 351.279045] Node 0 [ 351.306538] dump_stack+0x244/0x39d [ 351.308689] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 351.310896] ? dump_stack_print_info.cold.1+0x20/0x20 [ 351.314513] lowmem_reserve[]: [ 351.340036] warn_alloc.cold.117+0xb7/0x1bd [ 351.345189] 0 [ 351.348308] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 351.352625] 2818 [ 351.354431] ? lock_downgrade+0x900/0x900 [ 351.359259] 6321 [ 351.361324] ? trace_hardirqs_off+0xb8/0x310 [ 351.365447] 6321 [ 351.367509] ? trace_hardirqs_off+0xb8/0x310 [ 351.373953] __alloc_pages_slowpath+0x2660/0x2d70 [ 351.378331] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 351.383197] ? warn_alloc+0x120/0x120 [ 351.383216] ? warn_alloc+0x120/0x120 [ 351.410867] lowmem_reserve[]: [ 351.414663] ? print_usage_bug+0xc0/0xc0 [ 351.418440] 0 [ 351.421538] ? warn_alloc+0x120/0x120 [ 351.425577] 0 [ 351.427375] ? print_usage_bug+0xc0/0xc0 [ 351.431150] 3503 [ 351.432951] ? __lock_acquire+0x62f/0x4c20 [ 351.436988] 3503 [ 351.439045] ? __lock_acquire+0x62f/0x4c20 [ 351.445316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.449552] Node 0 [ 351.455106] ? should_fail+0x22d/0xd01 [ 351.455142] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 351.457350] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.461210] lowmem_reserve[]: [ 351.489486] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.494736] 0 [ 351.497837] ? __lock_acquire+0x62f/0x4c20 [ 351.502913] 0 [ 351.504715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.508923] 0 [ 351.510755] ? __lock_acquire+0x62f/0x4c20 [ 351.515852] 0 [ 351.517651] ? should_fail+0x22d/0xd01 [ 351.523670] ? rcu_irq_exit+0x1a2/0x390 [ 351.527530] Node 0 DMA: [ 351.531503] ? mark_held_locks+0x130/0x130 [ 351.531507] 1*4kB (U) [ 351.534182] ? mark_held_locks+0x130/0x130 [ 351.538403] 0*8kB [ 351.540898] ? mark_held_locks+0xc7/0x130 [ 351.545125] 0*16kB [ 351.547270] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 351.551400] 1*32kB [ 351.553640] ? zap_class+0x640/0x640 [ 351.558637] (U) [ 351.560871] ? print_usage_bug+0xc0/0xc0 [ 351.564560] 2*64kB [ 351.566536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.570569] (U) [ 351.572806] ? check_preemption_disabled+0x48/0x280 [ 351.578314] 1*128kB [ 351.580287] ? __lock_is_held+0xb5/0x140 [ 351.585272] (U) [ 351.587599] __alloc_pages_nodemask+0xa80/0xde0 [ 351.591639] 1*256kB [ 351.593645] ? zap_class+0x640/0x640 [ 351.598294] (U) [ 351.600611] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 351.604310] 0*512kB [ 351.606288] ? find_held_lock+0x36/0x1c0 [ 351.611276] 1*1024kB [ 351.613604] ? ____cache_alloc_node+0x1c7/0x1e0 [ 351.617636] (U) [ 351.620040] ? lock_downgrade+0x900/0x900 [ 351.624684] 1*2048kB [ 351.626686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.630803] (M) [ 351.633210] cache_grow_begin+0xa5/0x8c0 [ 351.638720] 3*4096kB [ 351.640690] ? do_raw_spin_unlock+0xa7/0x330 [ 351.644726] (M) [ 351.647132] fallback_alloc+0x204/0x2e0 [ 351.651513] = 15908kB [ 351.653486] ____cache_alloc_node+0x1c7/0x1e0 [ 351.657433] Node 0 [ 351.659841] kmem_cache_alloc_node+0xe3/0x730 [ 351.664308] DMA32: [ 351.666542] ? ipv6_get_ifaddr+0x42e/0x620 [ 351.671025] 4*4kB [ 351.673260] __alloc_skb+0x119/0x770 [ 351.677462] (M) [ 351.679632] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 351.683316] 0*8kB [ 351.685292] ? netdev_alloc_frag+0x1f0/0x1f0 [ 351.690548] 3*16kB [ 351.692690] ? lock_downgrade+0x900/0x900 [ 351.697095] (UM) [ 351.699326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.703446] 2*32kB [ 351.705502] ? refcount_sub_and_test_checked+0x203/0x310 [ 351.711010] (UM) [ 351.713243] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 351.718671] 4*64kB [ 351.720729] ? addrconf_rs_timer+0x690/0x690 [ 351.726158] (UM) [ 351.728407] ndisc_alloc_skb+0x144/0x340 [ 351.732782] 5*128kB [ 351.734837] ndisc_send_rs+0x331/0x6e0 [ 351.738873] (UM) [ 351.741196] addrconf_rs_timer+0x314/0x690 [ 351.745057] 3*256kB [ 351.747116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.751322] (M) [ 351.753655] call_timer_fn+0x272/0x920 [ 351.757854] 3*512kB [ 351.759836] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.763697] (M) [ 351.766016] ? process_timeout+0x40/0x40 [ 351.770228] 3*1024kB [ 351.772205] ? __run_timers+0x7da/0xc70 [ 351.776235] (UM) [ 351.778649] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.782599] 1*2048kB [ 351.784666] ? _raw_spin_unlock_irq+0x27/0x80 [ 351.789134] (M) [ 351.791539] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.796014] 4*4096kB [ 351.797985] ? lockdep_hardirqs_on+0x296/0x5b0 [ 351.802195] (M) [ 351.804605] ? trace_hardirqs_on+0xbd/0x310 [ 351.809165] = 24832kB [ 351.811135] ? kasan_check_read+0x11/0x20 [ 351.815445] Node 0 [ 351.817848] ? __run_timers+0x7da/0xc70 [ 351.821985] Normal: [ 351.824233] ? trace_hardirqs_off_caller+0x310/0x310 [ 351.828184] 792*4kB [ 351.830502] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.835581] (MEH) [ 351.837907] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 351.842118] 463*8kB [ 351.844266] __run_timers+0x7e5/0xc70 [ 351.848475] (UME) [ 351.850800] ? timer_fixup_init+0x70/0x70 [ 351.854573] 172*16kB [ 351.856715] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 351.860838] (UMEH) [ 351.863239] ? zap_class+0x640/0x640 [ 351.868236] 71*32kB [ 351.870508] ? enqueue_hrtimer+0x1a5/0x560 [ 351.874198] (UME) [ 351.876516] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 351.880728] 13*64kB [ 351.882875] ? find_held_lock+0x36/0x1c0 [ 351.888037] (UMH) [ 351.890370] ? zap_class+0x640/0x640 [ 351.894405] 1*128kB [ 351.896557] ? pvclock_read_flags+0x160/0x160 [ 351.900245] (U) [ 351.902564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.907032] 0*256kB [ 351.909005] ? check_preemption_disabled+0x48/0x280 [ 351.914532] 0*512kB [ 351.916870] ? __lock_is_held+0xb5/0x140 [ 351.921860] 1*1024kB [ 351.924199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.928234] (U) [ 351.930647] ? check_preemption_disabled+0x48/0x280 [ 351.936173] 0*2048kB [ 351.938158] run_timer_softirq+0x52/0xb0 [ 351.943152] 0*4096kB [ 351.945560] ? rcu_read_lock_sched_held+0x14f/0x180 [ 351.949609] = 13880kB [ 351.952052] __do_softirq+0x308/0xb7e [ 351.957051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 351.959453] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 351.963233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 351.972056] ? lock_downgrade+0x900/0x900 [ 351.976531] 163 total pagecache pages [ 351.985097] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 351.989228] 0 pages in swap cache [ 351.993013] ? pvclock_read_flags+0x160/0x160 [ 351.998093] Swap cache stats: add 0, delete 0, find 0/0 [ 352.001552] ? lapic_next_event+0x5a/0x90 [ 352.006017] Free swap = 0kB [ 352.011372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.015495] Total swap = 0kB [ 352.018508] ? kvm_clock_read+0x18/0x30 [ 352.024024] 1965979 pages RAM [ 352.027052] ? kvm_sched_clock_read+0x9/0x20 [ 352.030999] 0 pages HighMem/MovableOnly [ 352.034096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.038481] 342867 pages reserved [ 352.042447] ? check_preemption_disabled+0x48/0x280 [ 352.047959] 0 pages cma reserved [ 352.051413] irq_exit+0x17f/0x1c0 [ 352.056491] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 352.059756] smp_apic_timer_interrupt+0x1cb/0x760 [ 352.063279] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 352.069684] ? smp_reschedule_interrupt+0x109/0x650 [ 352.074504] rsyslogd cpuset= [ 352.084549] ? smp_call_function_single_interrupt+0x650/0x650 [ 352.089571] / [ 352.092598] ? interrupt_entry+0xb5/0xc0 [ 352.098476] mems_allowed=0 [ 352.100184] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.112160] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.117182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.122030] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.127051] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.132072] ? task_prio+0x50/0x50 [ 352.135678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.141219] ? check_preemption_disabled+0x48/0x280 [ 352.146243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.151097] apic_timer_interrupt+0xf/0x20 [ 352.155328] [ 352.157569] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 352.162519] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 352.181423] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 352.189133] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 352.196405] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 352.203673] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 352.210943] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 352.218213] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 352.225520] skb_clone+0x1bb/0x500 [ 352.229082] ? finish_task_switch+0x2f4/0x910 [ 352.233588] ? skb_split+0x11e0/0x11e0 [ 352.237486] ? preempt_notifier_register+0x200/0x200 [ 352.242586] ? __switch_to_asm+0x34/0x70 [ 352.246659] ? __switch_to_asm+0x34/0x70 [ 352.250718] ? __switch_to_asm+0x40/0x70 [ 352.254781] ? __switch_to_asm+0x34/0x70 [ 352.258843] ? __switch_to_asm+0x40/0x70 [ 352.262905] ? __switch_to_asm+0x34/0x70 [ 352.266969] ? __switch_to_asm+0x40/0x70 [ 352.271026] ? __switch_to_asm+0x34/0x70 [ 352.275107] ? __switch_to_asm+0x34/0x70 [ 352.279171] ? __switch_to_asm+0x40/0x70 [ 352.283254] ? __switch_to_asm+0x34/0x70 [ 352.287322] bpf_clone_redirect+0xb9/0x490 [ 352.291561] ? __schedule+0x8d7/0x21d0 [ 352.295458] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 352.300480] ? __sched_text_start+0x8/0x8 [ 352.304636] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 352.309405] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 352.313988] ? retint_kernel+0x2d/0x2d [ 352.317896] ? find_held_lock+0x36/0x1c0 [ 352.321967] ? lock_acquire+0x1ed/0x520 [ 352.325948] ? bpf_test_run+0x3cb/0x780 [ 352.329924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.335466] ? check_preemption_disabled+0x48/0x280 [ 352.340506] ? kasan_check_read+0x11/0x20 [ 352.345163] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.350446] ? rcu_softirq_qs+0x20/0x20 [ 352.354427] ? preempt_schedule+0x4d/0x60 [ 352.358606] ? ___preempt_schedule+0x16/0x18 [ 352.363035] ? bpf_test_run+0x25d/0x780 [ 352.367023] ? netlink_diag_dump+0x2a0/0x2a0 [ 352.371436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.377001] ? bpf_test_init.isra.10+0x70/0x100 [ 352.381677] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 352.386443] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 352.391287] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 352.396826] ? fput+0x130/0x1a0 [ 352.400111] ? __bpf_prog_get+0x9b/0x290 [ 352.404176] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 352.409020] ? bpf_prog_test_run+0x130/0x1a0 [ 352.413431] ? __x64_sys_bpf+0x3d8/0x520 [ 352.417492] ? bpf_prog_get+0x20/0x20 [ 352.421311] ? do_syscall_64+0x1b9/0x820 [ 352.425373] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 352.430749] ? syscall_return_slowpath+0x5e0/0x5e0 [ 352.435692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.440540] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.445563] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 352.450583] ? prepare_exit_to_usermode+0x291/0x3b0 [ 352.455651] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.460508] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 352.465899] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 352.466002] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 352.472406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.472415] Call Trace: [ 352.478992] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 352.488248] [ 352.490832] syz-executor2 cpuset= [ 352.501315] dump_stack+0x244/0x39d [ 352.503442] syz2 [ 352.506895] ? dump_stack_print_info.cold.1+0x20/0x20 [ 352.510510] mems_allowed=0 [ 352.512485] warn_alloc.cold.117+0xb7/0x1bd [ 352.524909] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 352.529761] ? lock_downgrade+0x900/0x900 [ 352.533921] ? trace_hardirqs_off+0xb8/0x310 [ 352.538342] ? trace_hardirqs_off+0xb8/0x310 [ 352.542772] __alloc_pages_slowpath+0x2660/0x2d70 [ 352.547655] ? warn_alloc+0x120/0x120 [ 352.551463] ? zap_class+0x640/0x640 [ 352.555183] ? warn_alloc+0x120/0x120 [ 352.558988] ? print_usage_bug+0xc0/0xc0 [ 352.563050] ? warn_alloc+0x120/0x120 [ 352.566856] ? print_usage_bug+0xc0/0xc0 [ 352.570940] ? __lock_acquire+0x62f/0x4c20 [ 352.575189] ? __lock_acquire+0x62f/0x4c20 [ 352.579433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.584976] ? should_fail+0x22d/0xd01 [ 352.588874] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.593991] ? __lock_acquire+0x62f/0x4c20 [ 352.598231] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.603336] ? __lock_acquire+0x62f/0x4c20 [ 352.607572] ? should_fail+0x22d/0xd01 [ 352.611465] ? find_held_lock+0x36/0x1c0 [ 352.615537] ? mark_held_locks+0x130/0x130 [ 352.619783] ? mark_held_locks+0x130/0x130 [ 352.624020] ? zap_class+0x640/0x640 [ 352.627749] ? zap_class+0x640/0x640 [ 352.631463] ? print_usage_bug+0xc0/0xc0 [ 352.635531] ? do_raw_spin_unlock+0xa7/0x330 [ 352.639961] ? zap_class+0x640/0x640 [ 352.643693] ? print_usage_bug+0xc0/0xc0 [ 352.647761] ? wq_watchdog_touch+0x9c/0xfe [ 352.652003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.657546] ? check_preemption_disabled+0x48/0x280 [ 352.662578] ? __lock_is_held+0xb5/0x140 [ 352.666660] __alloc_pages_nodemask+0xa80/0xde0 [ 352.671334] ? zap_class+0x640/0x640 [ 352.675056] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 352.680084] ? find_held_lock+0x36/0x1c0 [ 352.684161] ? ____cache_alloc_node+0x1c7/0x1e0 [ 352.688835] ? lock_downgrade+0x900/0x900 [ 352.692994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.698570] cache_grow_begin+0xa5/0x8c0 [ 352.702653] ? do_raw_spin_unlock+0xa7/0x330 [ 352.707075] fallback_alloc+0x204/0x2e0 [ 352.711059] ____cache_alloc_node+0x1c7/0x1e0 [ 352.715564] kmem_cache_alloc_node+0xe3/0x730 [ 352.720063] ? ipv6_get_ifaddr+0x42e/0x620 [ 352.724310] __alloc_skb+0x119/0x770 [ 352.728075] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 352.733359] ? netdev_alloc_frag+0x1f0/0x1f0 [ 352.737778] ? lock_downgrade+0x900/0x900 [ 352.741936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.747482] ? refcount_sub_and_test_checked+0x203/0x310 [ 352.752946] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 352.758403] ? addrconf_rs_timer+0x690/0x690 [ 352.762832] ndisc_alloc_skb+0x144/0x340 [ 352.766909] ndisc_send_rs+0x331/0x6e0 [ 352.770806] addrconf_rs_timer+0x314/0x690 [ 352.775060] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.779315] call_timer_fn+0x272/0x920 [ 352.783206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.787448] ? process_timeout+0x40/0x40 [ 352.791524] ? mark_held_locks+0xc7/0x130 [ 352.795696] ? _raw_spin_unlock_irq+0x27/0x80 [ 352.800197] ? _raw_spin_unlock_irq+0x27/0x80 [ 352.804692] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.808944] ? lockdep_hardirqs_on+0x296/0x5b0 [ 352.813529] ? trace_hardirqs_on+0xbd/0x310 [ 352.817853] ? kasan_check_read+0x11/0x20 [ 352.822042] ? __run_timers+0x7da/0xc70 [ 352.826021] ? trace_hardirqs_off_caller+0x310/0x310 [ 352.831133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.835375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 352.839626] __run_timers+0x7e5/0xc70 [ 352.843448] ? timer_fixup_init+0x70/0x70 [ 352.847601] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 352.852642] ? zap_class+0x640/0x640 [ 352.856377] ? print_usage_bug+0xc0/0xc0 [ 352.860443] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 352.865650] ? find_held_lock+0x36/0x1c0 [ 352.869719] ? zap_class+0x640/0x640 [ 352.873442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.878988] ? check_preemption_disabled+0x48/0x280 [ 352.884021] ? __lock_is_held+0xb5/0x140 [ 352.888086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.893637] ? check_preemption_disabled+0x48/0x280 [ 352.898667] run_timer_softirq+0x52/0xb0 [ 352.902732] ? rcu_read_lock_sched_held+0x14f/0x180 [ 352.907756] __do_softirq+0x308/0xb7e [ 352.911571] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 352.916066] ? lock_downgrade+0x900/0x900 [ 352.920224] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 352.925353] ? pvclock_read_flags+0x160/0x160 [ 352.929853] ? lapic_next_event+0x5a/0x90 [ 352.934006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 352.939555] ? kvm_clock_read+0x18/0x30 [ 352.943535] ? kvm_sched_clock_read+0x9/0x20 [ 352.947945] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 352.953489] ? check_preemption_disabled+0x48/0x280 [ 352.958516] irq_exit+0x17f/0x1c0 [ 352.961992] smp_apic_timer_interrupt+0x1cb/0x760 [ 352.966835] ? smp_call_function_single_interrupt+0x650/0x650 [ 352.972746] ? interrupt_entry+0xb5/0xc0 [ 352.976833] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.981847] ? trace_hardirqs_off_caller+0xbb/0x310 [ 352.986872] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.991722] ? trace_hardirqs_on_caller+0x310/0x310 [ 352.996748] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.001762] ? task_prio+0x50/0x50 [ 353.005324] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.010861] ? check_preemption_disabled+0x48/0x280 [ 353.015885] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.020746] apic_timer_interrupt+0xf/0x20 [ 353.024972] [ 353.027215] RIP: 0010:dump_stack+0x358/0x39d [ 353.031637] 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 [ 353.050536] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 353.058261] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 353.065530] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 353.072800] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 353.080067] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 353.087353] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 353.094657] ? dump_stack+0x34f/0x39d [ 353.098477] ? dump_stack_print_info.cold.1+0x20/0x20 [ 353.103679] dump_header+0x27b/0xf72 [ 353.107434] ? mark_held_locks+0x130/0x130 [ 353.111673] ? pagefault_out_of_memory+0x197/0x197 [ 353.116611] ? __lock_acquire+0x62f/0x4c20 [ 353.120851] ? zap_class+0x640/0x640 [ 353.124568] ? percpu_ref_get_many+0x240/0x240 [ 353.129153] ? print_usage_bug+0xc0/0xc0 [ 353.133217] ? print_usage_bug+0xc0/0xc0 [ 353.137285] ? zap_class+0x640/0x640 [ 353.141006] ? print_usage_bug+0xc0/0xc0 [ 353.145068] ? print_usage_bug+0xc0/0xc0 [ 353.149143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.154687] ? find_held_lock+0x36/0x1c0 [ 353.158761] ? mark_held_locks+0xc7/0x130 [ 353.162919] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 353.168025] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 353.173134] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 353.177718] ? trace_hardirqs_on+0xbd/0x310 [ 353.182044] ? kasan_check_read+0x11/0x20 [ 353.186191] ? ___ratelimit+0x3b4/0x672 [ 353.190168] ? trace_hardirqs_off_caller+0x310/0x310 [ 353.195272] ? trace_hardirqs_on+0x310/0x310 [ 353.199687] ? lock_downgrade+0x900/0x900 [ 353.203846] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 353.208965] ? ___ratelimit+0x3b9/0x672 [ 353.213063] ? idr_get_free+0xec0/0xec0 [ 353.217041] ? find_held_lock+0x36/0x1c0 [ 353.221128] oom_kill_process.cold.27+0x10/0x903 [ 353.225884] ? zap_class+0x640/0x640 [ 353.229643] ? check_preemption_disabled+0x48/0x280 [ 353.234670] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.239612] ? kasan_check_read+0x11/0x20 [ 353.243779] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.249089] ? oom_evaluate_task+0x540/0x540 [ 353.253500] ? find_held_lock+0x36/0x1c0 [ 353.257572] ? out_of_memory+0x974/0x1430 [ 353.261728] ? lock_downgrade+0x900/0x900 [ 353.265880] ? check_preemption_disabled+0x48/0x280 [ 353.270912] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.275840] ? kasan_check_read+0x11/0x20 [ 353.279990] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.285269] ? rcu_softirq_qs+0x20/0x20 [ 353.289248] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 353.294781] ? oom_evaluate_task+0x302/0x540 [ 353.299197] out_of_memory+0xa84/0x1430 [ 353.303179] ? oom_killer_disable+0x3a0/0x3a0 [ 353.307676] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 353.312611] ? __mutex_add_waiter+0x2a0/0x2a0 [ 353.317131] __alloc_pages_slowpath+0x22d4/0x2d70 [ 353.322004] ? warn_alloc+0x120/0x120 [ 353.325820] ? rcu_softirq_qs+0x20/0x20 [ 353.329819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.335362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.340902] ? should_fail+0x22d/0xd01 [ 353.344795] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.349907] ? zap_class+0x640/0x640 [ 353.353657] ? __lock_is_held+0xb5/0x140 [ 353.357745] ? mark_held_locks+0x130/0x130 [ 353.362004] ? lock_release+0xa00/0xa00 [ 353.365994] ? perf_trace_sched_process_exec+0x860/0x860 [ 353.371457] ? __might_sleep+0x95/0x190 [ 353.375436] __alloc_pages_nodemask+0xa80/0xde0 [ 353.380111] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 353.385136] ? __page_cache_alloc+0x191/0x5c0 [ 353.389640] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.394572] ? kasan_check_read+0x11/0x20 [ 353.398737] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.404035] ? zap_class+0x640/0x640 [ 353.407760] ? zap_class+0x640/0x640 [ 353.411474] ? zap_class+0x640/0x640 [ 353.415190] ? __do_page_cache_readahead+0x7ce/0x980 [ 353.420297] ? find_held_lock+0x36/0x1c0 [ 353.424367] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 353.429919] alloc_pages_current+0x173/0x350 [ 353.434339] __page_cache_alloc+0x38c/0x5c0 [ 353.438664] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.443593] ? kasan_check_read+0x11/0x20 [ 353.447753] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.453033] ? generic_perform_write+0x6a0/0x6a0 [ 353.457791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.463328] ? check_preemption_disabled+0x48/0x280 [ 353.468353] filemap_fault+0x1594/0x25f0 [ 353.472427] ? __lock_page_or_retry+0xa00/0xa00 [ 353.477103] ? mark_held_locks+0x130/0x130 [ 353.481340] ? rcu_softirq_qs+0x20/0x20 [ 353.485333] ? filemap_map_pages+0xe04/0x1990 [ 353.489836] ? lock_downgrade+0x900/0x900 [ 353.493987] ? check_preemption_disabled+0x48/0x280 [ 353.499008] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.503986] ? kasan_check_read+0x11/0x20 [ 353.508137] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 353.513067] ? rcu_softirq_qs+0x20/0x20 [ 353.517055] ? rcu_softirq_qs+0x20/0x20 [ 353.521032] ? unwind_dump+0x190/0x190 [ 353.524940] ? kernel_text_address+0x79/0xf0 [ 353.529354] ? __kernel_text_address+0xd/0x40 [ 353.533855] ? unwind_get_return_address+0x61/0xa0 [ 353.538791] ? __save_stack_trace+0x8d/0xf0 [ 353.543126] ? lock_acquire+0x1ed/0x520 [ 353.547100] ? ext4_filemap_fault+0x7a/0xad [ 353.551429] ? lock_release+0xa00/0xa00 [ 353.555403] ? perf_trace_sched_process_exec+0x860/0x860 [ 353.560850] ? print_usage_bug+0xc0/0xc0 [ 353.564920] ? print_usage_bug+0xc0/0xc0 [ 353.568986] ? __x64_sys_read+0x73/0xb0 [ 353.572960] ? print_usage_bug+0xc0/0xc0 [ 353.577035] ? down_read+0x8d/0x120 [ 353.580662] ? ext4_filemap_fault+0x7a/0xad [ 353.584987] ? __down_interruptible+0x700/0x700 [ 353.589683] ext4_filemap_fault+0x82/0xad [ 353.593834] __do_fault+0x100/0x6b0 [ 353.597465] ? trace_hardirqs_on+0xbd/0x310 [ 353.601820] ? pmd_devmap_trans_unstable+0x220/0x220 [ 353.606946] ? mark_held_locks+0x130/0x130 [ 353.611183] ? mark_held_locks+0x130/0x130 [ 353.615423] ? do_syslog+0x147b/0x1690 [ 353.619322] ? do_syslog+0x309/0x1690 [ 353.623129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.628673] __handle_mm_fault+0x307c/0x5920 [ 353.633095] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 353.637949] ? find_held_lock+0x36/0x1c0 [ 353.642031] ? zap_class+0x640/0x640 [ 353.645747] ? zap_class+0x640/0x640 [ 353.649467] ? find_held_lock+0x36/0x1c0 [ 353.653541] ? handle_mm_fault+0x42a/0xc70 [ 353.657777] ? lock_downgrade+0x900/0x900 [ 353.661925] ? check_preemption_disabled+0x48/0x280 [ 353.666952] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 353.671905] ? kasan_check_read+0x11/0x20 [ 353.676055] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 353.681337] ? rcu_softirq_qs+0x20/0x20 [ 353.685327] ? trace_hardirqs_off_caller+0x310/0x310 [ 353.690449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.695986] ? check_preemption_disabled+0x48/0x280 [ 353.701027] handle_mm_fault+0x54f/0xc70 [ 353.705099] ? __handle_mm_fault+0x5920/0x5920 [ 353.709687] ? find_vma+0x34/0x190 [ 353.713269] __do_page_fault+0x5e8/0xe60 [ 353.717362] ? trace_hardirqs_off+0xb8/0x310 [ 353.721771] ? kernel_write+0x120/0x120 [ 353.725783] do_page_fault+0xf2/0x7e0 [ 353.729600] ? vmalloc_sync_all+0x30/0x30 [ 353.733762] ? error_entry+0x70/0xd0 [ 353.737477] ? trace_hardirqs_off_caller+0xbb/0x310 [ 353.742496] ? trace_hardirqs_on_caller+0xc0/0x310 [ 353.747429] ? syscall_return_slowpath+0x5e0/0x5e0 [ 353.752362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.757205] ? trace_hardirqs_on_caller+0x310/0x310 [ 353.762221] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 353.767674] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 353.772696] ? prepare_exit_to_usermode+0x291/0x3b0 [ 353.777715] ? page_fault+0x8/0x30 [ 353.781255] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.786119] ? page_fault+0x8/0x30 [ 353.789662] page_fault+0x1e/0x30 [ 353.793114] RIP: 0033:0x7fb372d071fd [ 353.796840] Code: Bad RIP value. [ 353.800200] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 353.805574] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 353.812842] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 353.820126] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 353.827407] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 353.834673] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 353.841974] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 353.841980] warn_alloc_show_mem: 1 callbacks suppressed [ 353.841987] Mem-Info: [ 353.848919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 353.854285] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 353.854285] active_file:12 inactive_file:13 isolated_file:0 [ 353.854285] unevictable:0 dirty:0 writeback:0 unstable:0 [ 353.854285] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 353.854285] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 353.854285] free:13647 free_pcp:167 free_cma:0 [ 353.856662] Call Trace: [ 353.866051] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 353.898906] [ 353.901474] Node 0 [ 353.928983] dump_stack+0x244/0x39d [ 353.931130] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 353.933336] ? dump_stack_print_info.cold.1+0x20/0x20 [ 353.936937] lowmem_reserve[]: [ 353.962477] warn_alloc.cold.117+0xb7/0x1bd [ 353.967642] 0 [ 353.970742] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 353.975041] 2818 [ 353.976840] ? lock_downgrade+0x900/0x900 [ 353.981653] 6321 [ 353.983714] ? trace_hardirqs_off+0xb8/0x310 [ 353.987832] 6321 [ 353.989890] ? trace_hardirqs_off+0xb8/0x310 [ 353.996338] __alloc_pages_slowpath+0x2660/0x2d70 [ 354.000717] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 354.005633] ? warn_alloc+0x120/0x120 [ 354.005667] ? warn_alloc+0x120/0x120 [ 354.033322] lowmem_reserve[]: [ 354.037152] ? print_usage_bug+0xc0/0xc0 [ 354.040928] 0 [ 354.044027] ? warn_alloc+0x120/0x120 [ 354.048067] 0 [ 354.049863] ? print_usage_bug+0xc0/0xc0 [ 354.053660] 3503 [ 354.055462] ? __lock_acquire+0x62f/0x4c20 [ 354.059499] 3503 [ 354.061585] ? __lock_acquire+0x62f/0x4c20 [ 354.067886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.072111] Node 0 [ 354.077647] ? should_fail+0x22d/0xd01 [ 354.077679] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 354.077686] lowmem_reserve[]: [ 354.079922] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.083782] 0 [ 354.112054] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.115135] 0 [ 354.120406] ? __lock_acquire+0x62f/0x4c20 [ 354.122185] 0 [ 354.127284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.129062] 0 [ 354.133288] ? __lock_acquire+0x62f/0x4c20 [ 354.140158] ? should_fail+0x22d/0xd01 [ 354.141937] Node 0 [ 354.146165] ? rcu_irq_exit+0x1a2/0x390 [ 354.150025] DMA: [ 354.152261] ? mark_held_locks+0x130/0x130 [ 354.156206] 1*4kB [ 354.158263] ? mark_held_locks+0x130/0x130 [ 354.162471] (U) [ 354.164616] ? mark_held_locks+0xc7/0x130 [ 354.168833] 0*8kB [ 354.170805] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 354.174928] 0*16kB [ 354.177074] ? zap_class+0x640/0x640 [ 354.182065] 1*32kB [ 354.184293] ? print_usage_bug+0xc0/0xc0 [ 354.187984] (U) [ 354.190220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.194256] 2*64kB [ 354.196262] ? check_preemption_disabled+0x48/0x280 [ 354.201773] (U) [ 354.204024] ? __lock_is_held+0xb5/0x140 [ 354.209024] 1*128kB [ 354.210995] __alloc_pages_nodemask+0xa80/0xde0 [ 354.215044] (U) [ 354.217364] ? zap_class+0x640/0x640 [ 354.222027] 1*256kB [ 354.224013] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 354.227700] (U) [ 354.230026] ? find_held_lock+0x36/0x1c0 [ 354.235025] 0*512kB [ 354.237006] ? ____cache_alloc_node+0x1c7/0x1e0 [ 354.241034] 1*1024kB [ 354.243356] ? lock_downgrade+0x900/0x900 [ 354.248001] (U) [ 354.250416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.254547] 1*2048kB [ 354.256517] cache_grow_begin+0xa5/0x8c0 [ 354.262025] (M) [ 354.264430] ? do_raw_spin_unlock+0xa7/0x330 [ 354.268467] 3*4096kB [ 354.270440] fallback_alloc+0x204/0x2e0 [ 354.274820] (M) [ 354.277230] ____cache_alloc_node+0x1c7/0x1e0 [ 354.281181] = 15908kB [ 354.283155] kmem_cache_alloc_node+0xe3/0x730 [ 354.287630] Node 0 [ 354.290038] ? ipv6_get_ifaddr+0x42e/0x620 [ 354.294503] DMA32: [ 354.296745] __alloc_skb+0x119/0x770 [ 354.300948] 4*4kB [ 354.303182] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.306868] (M) [ 354.309015] ? netdev_alloc_frag+0x1f0/0x1f0 [ 354.314290] 0*8kB [ 354.316274] ? lock_downgrade+0x900/0x900 [ 354.320658] 3*16kB [ 354.322821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.326969] (UM) [ 354.329204] ? refcount_sub_and_test_checked+0x203/0x310 [ 354.334716] 2*32kB [ 354.336776] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 354.342198] (UM) [ 354.344896] ? addrconf_rs_timer+0x690/0x690 [ 354.350329] 4*64kB [ 354.352397] ndisc_alloc_skb+0x144/0x340 [ 354.356771] (UM) [ 354.359000] ndisc_send_rs+0x331/0x6e0 [ 354.363036] 5*128kB [ 354.365097] addrconf_rs_timer+0x314/0x690 [ 354.368976] (UM) [ 354.371294] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.375502] 3*256kB [ 354.377566] call_timer_fn+0x272/0x920 [ 354.381770] (M) [ 354.384136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.388000] 3*512kB [ 354.389984] ? process_timeout+0x40/0x40 [ 354.394196] (M) [ 354.396516] ? __run_timers+0x7da/0xc70 [ 354.400549] 3*1024kB [ 354.402524] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.406471] (UM) [ 354.408892] ? _raw_spin_unlock_irq+0x27/0x80 [ 354.413368] 1*2048kB [ 354.415428] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.419898] (M) [ 354.422301] ? lockdep_hardirqs_on+0x296/0x5b0 [ 354.426523] 4*4096kB [ 354.428512] ? trace_hardirqs_on+0xbd/0x310 [ 354.433067] (M) [ 354.435473] ? kasan_check_read+0x11/0x20 [ 354.439769] = 24832kB [ 354.441758] ? __run_timers+0x7da/0xc70 [ 354.445883] Node 0 [ 354.448290] ? trace_hardirqs_off_caller+0x310/0x310 [ 354.452237] Normal: [ 354.454466] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.459564] 792*4kB [ 354.461893] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 354.466105] (MEH) [ 354.468424] __run_timers+0x7e5/0xc70 [ 354.472660] 463*8kB [ 354.474815] ? timer_fixup_init+0x70/0x70 [ 354.478582] (UME) [ 354.480929] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 354.485062] 172*16kB [ 354.487203] ? zap_class+0x640/0x640 [ 354.492196] (UMEH) [ 354.494600] ? enqueue_hrtimer+0x1a5/0x560 [ 354.498318] 71*32kB [ 354.500545] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 354.504768] (UME) [ 354.507090] ? find_held_lock+0x36/0x1c0 [ 354.512251] 13*64kB [ 354.514399] ? zap_class+0x640/0x640 [ 354.518426] (UMH) [ 354.520748] ? pvclock_read_flags+0x160/0x160 [ 354.524431] 1*128kB [ 354.526573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.531047] (U) [ 354.533367] ? check_preemption_disabled+0x48/0x280 [ 354.538878] 0*256kB [ 354.540856] ? __lock_is_held+0xb5/0x140 [ 354.545859] 0*512kB [ 354.548192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.552233] 1*1024kB [ 354.554553] ? check_preemption_disabled+0x48/0x280 [ 354.560066] (U) [ 354.562470] run_timer_softirq+0x52/0xb0 [ 354.567463] 0*2048kB [ 354.569436] ? rcu_read_lock_sched_held+0x14f/0x180 [ 354.573471] 0*4096kB [ 354.575890] __do_softirq+0x308/0xb7e [ 354.580888] = 13880kB [ 354.583290] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 354.587070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 354.589467] ? lock_downgrade+0x900/0x900 [ 354.593961] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 354.602780] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 354.606914] 163 total pagecache pages [ 354.615483] ? pvclock_read_flags+0x160/0x160 [ 354.620568] 0 pages in swap cache [ 354.624354] ? lapic_next_event+0x5a/0x90 [ 354.628827] Swap cache stats: add 0, delete 0, find 0/0 [ 354.632277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.636398] Free swap = 0kB [ 354.636406] Total swap = 0kB [ 354.641768] ? kvm_clock_read+0x18/0x30 [ 354.647277] 1965979 pages RAM [ 354.650288] ? kvm_sched_clock_read+0x9/0x20 [ 354.653297] 0 pages HighMem/MovableOnly [ 354.657264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.660344] 342867 pages reserved [ 354.664745] ? check_preemption_disabled+0x48/0x280 [ 354.668696] 0 pages cma reserved [ 354.674245] irq_exit+0x17f/0x1c0 [ 354.677781] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 354.682695] smp_apic_timer_interrupt+0x1cb/0x760 [ 354.686140] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 354.689492] ? smp_reschedule_interrupt+0x109/0x650 [ 354.695964] rsyslogd cpuset= [ 354.700801] ? smp_call_function_single_interrupt+0x650/0x650 [ 354.710826] / [ 354.715841] ? interrupt_entry+0xb5/0xc0 [ 354.718838] mems_allowed=0 [ 354.724715] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.738374] ? trace_hardirqs_off_caller+0xbb/0x310 [ 354.743406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.748255] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.753272] ? trace_hardirqs_on_caller+0x310/0x310 [ 354.758321] ? task_prio+0x50/0x50 [ 354.761864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.767402] ? check_preemption_disabled+0x48/0x280 [ 354.772432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.777280] apic_timer_interrupt+0xf/0x20 [ 354.781511] [ 354.783754] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 354.788685] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 354.807582] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 354.815305] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 354.822603] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 354.829919] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 354.837220] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 354.844487] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 354.851797] skb_clone+0x1bb/0x500 [ 354.855340] ? finish_task_switch+0x2f4/0x910 [ 354.859843] ? skb_split+0x11e0/0x11e0 [ 354.863732] ? preempt_notifier_register+0x200/0x200 [ 354.868834] ? __switch_to_asm+0x34/0x70 [ 354.872909] ? __switch_to_asm+0x34/0x70 [ 354.876968] ? __switch_to_asm+0x40/0x70 [ 354.881030] ? __switch_to_asm+0x34/0x70 [ 354.885094] ? __switch_to_asm+0x40/0x70 [ 354.889156] ? __switch_to_asm+0x34/0x70 [ 354.893215] ? __switch_to_asm+0x40/0x70 [ 354.897277] ? __switch_to_asm+0x34/0x70 [ 354.901338] ? __switch_to_asm+0x34/0x70 [ 354.905401] ? __switch_to_asm+0x40/0x70 [ 354.909503] ? __switch_to_asm+0x34/0x70 [ 354.913571] bpf_clone_redirect+0xb9/0x490 [ 354.917811] ? __schedule+0x8d7/0x21d0 [ 354.921708] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 354.926724] ? __sched_text_start+0x8/0x8 [ 354.930876] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 354.935641] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 354.940226] ? retint_kernel+0x2d/0x2d [ 354.944123] ? find_held_lock+0x36/0x1c0 [ 354.948196] ? lock_acquire+0x1ed/0x520 [ 354.952170] ? bpf_test_run+0x3cb/0x780 [ 354.956143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.961679] ? check_preemption_disabled+0x48/0x280 [ 354.966703] ? kasan_check_read+0x11/0x20 [ 354.970853] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 354.976136] ? rcu_softirq_qs+0x20/0x20 [ 354.980108] ? preempt_schedule+0x4d/0x60 [ 354.984255] ? ___preempt_schedule+0x16/0x18 [ 354.988669] ? bpf_test_run+0x25d/0x780 [ 354.992660] ? netlink_diag_dump+0x2a0/0x2a0 [ 354.997076] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.002615] ? bpf_test_init.isra.10+0x70/0x100 [ 355.007301] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 355.012068] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 355.016907] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 355.022445] ? fput+0x130/0x1a0 [ 355.025726] ? __bpf_prog_get+0x9b/0x290 [ 355.029791] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 355.034642] ? bpf_prog_test_run+0x130/0x1a0 [ 355.039088] ? __x64_sys_bpf+0x3d8/0x520 [ 355.043152] ? bpf_prog_get+0x20/0x20 [ 355.046970] ? do_syscall_64+0x1b9/0x820 [ 355.051028] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 355.056417] ? syscall_return_slowpath+0x5e0/0x5e0 [ 355.061347] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.066192] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.071227] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 355.076246] ? prepare_exit_to_usermode+0x291/0x3b0 [ 355.081272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.086124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 355.091538] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 355.091606] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 355.098025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 355.098030] Call Trace: [ 355.098036] [ 355.098053] dump_stack+0x244/0x39d [ 355.098071] ? dump_stack_print_info.cold.1+0x20/0x20 [ 355.104653] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 355.113918] warn_alloc.cold.117+0xb7/0x1bd [ 355.116466] syz-executor2 cpuset= [ 355.118610] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 355.122220] syz2 [ 355.127408] ? lock_downgrade+0x900/0x900 [ 355.137870] mems_allowed=0 [ 355.142190] ? trace_hardirqs_off+0xb8/0x310 [ 355.163912] ? trace_hardirqs_off+0xb8/0x310 [ 355.168371] __alloc_pages_slowpath+0x2660/0x2d70 [ 355.173262] ? warn_alloc+0x120/0x120 [ 355.177072] ? warn_alloc+0x120/0x120 [ 355.180878] ? print_usage_bug+0xc0/0xc0 [ 355.184946] ? warn_alloc+0x120/0x120 [ 355.188751] ? print_usage_bug+0xc0/0xc0 [ 355.192816] ? __lock_acquire+0x62f/0x4c20 [ 355.197054] ? __lock_acquire+0x62f/0x4c20 [ 355.201293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.206832] ? should_fail+0x22d/0xd01 [ 355.210723] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.216246] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.221356] ? __lock_acquire+0x62f/0x4c20 [ 355.225594] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.230705] ? __lock_acquire+0x62f/0x4c20 [ 355.234936] ? should_fail+0x22d/0xd01 [ 355.238830] ? rcu_irq_exit+0x1a2/0x390 [ 355.242816] ? mark_held_locks+0x130/0x130 [ 355.247081] ? mark_held_locks+0x130/0x130 [ 355.251327] ? mark_held_locks+0xc7/0x130 [ 355.255475] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 355.260493] ? zap_class+0x640/0x640 [ 355.264206] ? print_usage_bug+0xc0/0xc0 [ 355.268274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.273814] ? check_preemption_disabled+0x48/0x280 [ 355.278847] ? __lock_is_held+0xb5/0x140 [ 355.282928] __alloc_pages_nodemask+0xa80/0xde0 [ 355.287657] ? zap_class+0x640/0x640 [ 355.291390] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 355.296436] ? find_held_lock+0x36/0x1c0 [ 355.300558] ? ____cache_alloc_node+0x1c7/0x1e0 [ 355.305228] ? lock_downgrade+0x900/0x900 [ 355.309380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.314932] cache_grow_begin+0xa5/0x8c0 [ 355.318997] ? do_raw_spin_unlock+0xa7/0x330 [ 355.323415] fallback_alloc+0x204/0x2e0 [ 355.327398] ____cache_alloc_node+0x1c7/0x1e0 [ 355.331907] kmem_cache_alloc_node+0xe3/0x730 [ 355.336404] ? ipv6_get_ifaddr+0x42e/0x620 [ 355.340663] __alloc_skb+0x119/0x770 [ 355.344386] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.349702] ? netdev_alloc_frag+0x1f0/0x1f0 [ 355.354115] ? lock_downgrade+0x900/0x900 [ 355.358271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.363829] ? refcount_sub_and_test_checked+0x203/0x310 [ 355.369318] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 355.374774] ? addrconf_rs_timer+0x690/0x690 [ 355.379210] ndisc_alloc_skb+0x144/0x340 [ 355.383279] ndisc_send_rs+0x331/0x6e0 [ 355.387207] addrconf_rs_timer+0x314/0x690 [ 355.391450] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.395702] call_timer_fn+0x272/0x920 [ 355.399589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.403840] ? process_timeout+0x40/0x40 [ 355.407923] ? mark_held_locks+0xc7/0x130 [ 355.412081] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.416595] ? _raw_spin_unlock_irq+0x27/0x80 [ 355.421100] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.425348] ? lockdep_hardirqs_on+0x296/0x5b0 [ 355.429962] ? trace_hardirqs_on+0xbd/0x310 [ 355.434300] ? kasan_check_read+0x11/0x20 [ 355.438464] ? __run_timers+0x7da/0xc70 [ 355.442471] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.447578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.451822] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 355.456058] __run_timers+0x7e5/0xc70 [ 355.459874] ? timer_fixup_init+0x70/0x70 [ 355.464032] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 355.469050] ? zap_class+0x640/0x640 [ 355.472773] ? print_usage_bug+0xc0/0xc0 [ 355.476837] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 355.482049] ? find_held_lock+0x36/0x1c0 [ 355.486115] ? zap_class+0x640/0x640 [ 355.489838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.495376] ? check_preemption_disabled+0x48/0x280 [ 355.500399] ? __lock_is_held+0xb5/0x140 [ 355.504461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.510001] ? check_preemption_disabled+0x48/0x280 [ 355.515023] run_timer_softirq+0x52/0xb0 [ 355.519144] ? rcu_read_lock_sched_held+0x14f/0x180 [ 355.524163] __do_softirq+0x308/0xb7e [ 355.527972] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 355.532478] ? lock_downgrade+0x900/0x900 [ 355.536649] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 355.541767] ? pvclock_read_flags+0x160/0x160 [ 355.546270] ? lapic_next_event+0x5a/0x90 [ 355.550426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.555978] ? kvm_clock_read+0x18/0x30 [ 355.559956] ? kvm_sched_clock_read+0x9/0x20 [ 355.564367] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.569912] ? check_preemption_disabled+0x48/0x280 [ 355.574945] irq_exit+0x17f/0x1c0 [ 355.578406] smp_apic_timer_interrupt+0x1cb/0x760 [ 355.583300] ? smp_call_function_single_interrupt+0x650/0x650 [ 355.589191] ? interrupt_entry+0xb5/0xc0 [ 355.593259] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.598279] ? trace_hardirqs_off_caller+0xbb/0x310 [ 355.603330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.608181] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.613201] ? trace_hardirqs_on_caller+0x310/0x310 [ 355.618224] ? task_prio+0x50/0x50 [ 355.621768] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.627309] ? check_preemption_disabled+0x48/0x280 [ 355.632371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 355.637233] apic_timer_interrupt+0xf/0x20 [ 355.641469] [ 355.643712] RIP: 0010:dump_stack+0x358/0x39d [ 355.648128] 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 [ 355.667034] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 355.674749] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 355.682015] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 355.689285] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 355.696552] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 355.703820] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 355.711119] ? dump_stack+0x34f/0x39d [ 355.714939] ? dump_stack_print_info.cold.1+0x20/0x20 [ 355.720142] dump_header+0x27b/0xf72 [ 355.723871] ? mark_held_locks+0x130/0x130 [ 355.728118] ? pagefault_out_of_memory+0x197/0x197 [ 355.733058] ? __lock_acquire+0x62f/0x4c20 [ 355.737293] ? zap_class+0x640/0x640 [ 355.741041] ? percpu_ref_get_many+0x240/0x240 [ 355.745638] ? print_usage_bug+0xc0/0xc0 [ 355.749707] ? print_usage_bug+0xc0/0xc0 [ 355.753773] ? zap_class+0x640/0x640 [ 355.757494] ? print_usage_bug+0xc0/0xc0 [ 355.761554] ? print_usage_bug+0xc0/0xc0 [ 355.765636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.771179] ? find_held_lock+0x36/0x1c0 [ 355.775251] ? mark_held_locks+0xc7/0x130 [ 355.779409] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 355.784515] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 355.789627] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 355.794217] ? trace_hardirqs_on+0xbd/0x310 [ 355.798541] ? kasan_check_read+0x11/0x20 [ 355.802693] ? ___ratelimit+0x3b4/0x672 [ 355.806676] ? trace_hardirqs_off_caller+0x310/0x310 [ 355.811785] ? trace_hardirqs_on+0x310/0x310 [ 355.816216] ? lock_downgrade+0x900/0x900 [ 355.820379] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 355.825501] ? ___ratelimit+0x3b9/0x672 [ 355.829480] ? idr_get_free+0xec0/0xec0 [ 355.833457] ? find_held_lock+0x36/0x1c0 [ 355.837536] oom_kill_process.cold.27+0x10/0x903 [ 355.842295] ? zap_class+0x640/0x640 [ 355.846014] ? check_preemption_disabled+0x48/0x280 [ 355.851038] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 355.855974] ? kasan_check_read+0x11/0x20 [ 355.860128] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.865412] ? oom_evaluate_task+0x540/0x540 [ 355.869842] ? find_held_lock+0x36/0x1c0 [ 355.873931] ? out_of_memory+0x974/0x1430 [ 355.878083] ? lock_downgrade+0x900/0x900 [ 355.882229] ? check_preemption_disabled+0x48/0x280 [ 355.887255] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 355.892231] ? kasan_check_read+0x11/0x20 [ 355.896384] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 355.901670] ? rcu_softirq_qs+0x20/0x20 [ 355.905675] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 355.911228] ? oom_evaluate_task+0x302/0x540 [ 355.915659] out_of_memory+0xa84/0x1430 [ 355.919649] ? oom_killer_disable+0x3a0/0x3a0 [ 355.924150] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 355.929101] ? __mutex_add_waiter+0x2a0/0x2a0 [ 355.933631] __alloc_pages_slowpath+0x22d4/0x2d70 [ 355.938519] ? warn_alloc+0x120/0x120 [ 355.942317] ? rcu_softirq_qs+0x20/0x20 [ 355.946317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 355.951875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 355.957416] ? should_fail+0x22d/0xd01 [ 355.961311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 355.966418] ? zap_class+0x640/0x640 [ 355.970162] ? __lock_is_held+0xb5/0x140 [ 355.974236] ? mark_held_locks+0x130/0x130 [ 355.978487] ? lock_release+0xa00/0xa00 [ 355.982503] ? perf_trace_sched_process_exec+0x860/0x860 [ 355.987970] ? __might_sleep+0x95/0x190 [ 355.991959] __alloc_pages_nodemask+0xa80/0xde0 [ 355.996644] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 356.001669] ? __page_cache_alloc+0x191/0x5c0 [ 356.006170] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 356.011104] ? kasan_check_read+0x11/0x20 [ 356.015259] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.020546] ? zap_class+0x640/0x640 [ 356.024272] ? zap_class+0x640/0x640 [ 356.027990] ? zap_class+0x640/0x640 [ 356.031707] ? __do_page_cache_readahead+0x7ce/0x980 [ 356.036822] ? find_held_lock+0x36/0x1c0 [ 356.040898] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 356.046450] alloc_pages_current+0x173/0x350 [ 356.050875] __page_cache_alloc+0x38c/0x5c0 [ 356.055209] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 356.060145] ? kasan_check_read+0x11/0x20 [ 356.064315] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.069602] ? generic_perform_write+0x6a0/0x6a0 [ 356.074370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.079915] ? check_preemption_disabled+0x48/0x280 [ 356.084970] filemap_fault+0x1594/0x25f0 [ 356.089046] ? __lock_page_or_retry+0xa00/0xa00 [ 356.093718] ? mark_held_locks+0x130/0x130 [ 356.097955] ? rcu_softirq_qs+0x20/0x20 [ 356.101944] ? filemap_map_pages+0xe04/0x1990 [ 356.106477] ? lock_downgrade+0x900/0x900 [ 356.110652] ? check_preemption_disabled+0x48/0x280 [ 356.115678] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 356.120646] ? kasan_check_read+0x11/0x20 [ 356.124806] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 356.129741] ? rcu_softirq_qs+0x20/0x20 [ 356.133723] ? rcu_softirq_qs+0x20/0x20 [ 356.137696] ? unwind_dump+0x190/0x190 [ 356.141599] ? kernel_text_address+0x79/0xf0 [ 356.146021] ? __kernel_text_address+0xd/0x40 [ 356.150529] ? unwind_get_return_address+0x61/0xa0 [ 356.155474] ? __save_stack_trace+0x8d/0xf0 [ 356.159814] ? lock_acquire+0x1ed/0x520 [ 356.163812] ? ext4_filemap_fault+0x7a/0xad [ 356.168146] ? lock_release+0xa00/0xa00 [ 356.172123] ? perf_trace_sched_process_exec+0x860/0x860 [ 356.177570] ? print_usage_bug+0xc0/0xc0 [ 356.181643] ? print_usage_bug+0xc0/0xc0 [ 356.185710] ? __x64_sys_read+0x73/0xb0 [ 356.189685] ? print_usage_bug+0xc0/0xc0 [ 356.193760] ? down_read+0x8d/0x120 [ 356.197401] ? ext4_filemap_fault+0x7a/0xad [ 356.201753] ? __down_interruptible+0x700/0x700 [ 356.206459] ext4_filemap_fault+0x82/0xad [ 356.210666] __do_fault+0x100/0x6b0 [ 356.214296] ? trace_hardirqs_on+0xbd/0x310 [ 356.218639] ? pmd_devmap_trans_unstable+0x220/0x220 [ 356.223749] ? mark_held_locks+0x130/0x130 [ 356.227988] ? mark_held_locks+0x130/0x130 [ 356.232228] ? do_syslog+0x147b/0x1690 [ 356.236129] ? do_syslog+0x309/0x1690 [ 356.239936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.245481] __handle_mm_fault+0x307c/0x5920 [ 356.249908] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 356.254758] ? find_held_lock+0x36/0x1c0 [ 356.258845] ? zap_class+0x640/0x640 [ 356.262593] ? zap_class+0x640/0x640 [ 356.266322] ? find_held_lock+0x36/0x1c0 [ 356.270411] ? handle_mm_fault+0x42a/0xc70 [ 356.274658] ? lock_downgrade+0x900/0x900 [ 356.278812] ? check_preemption_disabled+0x48/0x280 [ 356.283840] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 356.288772] ? kasan_check_read+0x11/0x20 [ 356.292935] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.298229] ? rcu_softirq_qs+0x20/0x20 [ 356.302207] ? trace_hardirqs_off_caller+0x310/0x310 [ 356.307313] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.312854] ? check_preemption_disabled+0x48/0x280 [ 356.317882] handle_mm_fault+0x54f/0xc70 [ 356.321959] ? __handle_mm_fault+0x5920/0x5920 [ 356.326550] ? find_vma+0x34/0x190 [ 356.330101] __do_page_fault+0x5e8/0xe60 [ 356.334164] ? trace_hardirqs_off+0xb8/0x310 [ 356.338571] ? kernel_write+0x120/0x120 [ 356.342554] do_page_fault+0xf2/0x7e0 [ 356.346550] ? vmalloc_sync_all+0x30/0x30 [ 356.350705] ? error_entry+0x70/0xd0 [ 356.354458] ? trace_hardirqs_off_caller+0xbb/0x310 [ 356.359522] ? trace_hardirqs_on_caller+0xc0/0x310 [ 356.364467] ? syscall_return_slowpath+0x5e0/0x5e0 [ 356.369396] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.374242] ? trace_hardirqs_on_caller+0x310/0x310 [ 356.379260] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 356.384712] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 356.389737] ? prepare_exit_to_usermode+0x291/0x3b0 [ 356.394762] ? page_fault+0x8/0x30 [ 356.398313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.403164] ? page_fault+0x8/0x30 [ 356.406709] page_fault+0x1e/0x30 [ 356.410163] RIP: 0033:0x7fb372d071fd [ 356.413900] Code: Bad RIP value. [ 356.417265] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 356.422639] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 356.429917] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 356.437186] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 356.444455] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 356.451724] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 356.459029] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 356.459035] warn_alloc_show_mem: 1 callbacks suppressed [ 356.459042] Mem-Info: [ 356.465984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.471358] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 356.471358] active_file:12 inactive_file:13 isolated_file:0 [ 356.471358] unevictable:0 dirty:0 writeback:0 unstable:0 [ 356.471358] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 356.471358] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 356.471358] free:13647 free_pcp:167 free_cma:0 [ 356.473734] Call Trace: [ 356.483125] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 356.515984] [ 356.518559] Node 0 [ 356.546075] dump_stack+0x244/0x39d [ 356.548221] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 356.550434] ? dump_stack_print_info.cold.1+0x20/0x20 [ 356.554035] lowmem_reserve[]: [ 356.579569] warn_alloc.cold.117+0xb7/0x1bd [ 356.584728] 0 [ 356.587831] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 356.592127] 2818 [ 356.593926] ? lock_downgrade+0x900/0x900 [ 356.598758] 6321 [ 356.600825] ? trace_hardirqs_off+0xb8/0x310 [ 356.604946] 6321 [ 356.607008] ? trace_hardirqs_off+0xb8/0x310 [ 356.613456] __alloc_pages_slowpath+0x2660/0x2d70 [ 356.617839] Node 0 DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 356.622720] ? warn_alloc+0x120/0x120 [ 356.622739] ? warn_alloc+0x120/0x120 [ 356.650408] lowmem_reserve[]: [ 356.654223] ? print_usage_bug+0xc0/0xc0 [ 356.657991] 0 [ 356.661098] ? warn_alloc+0x120/0x120 [ 356.665131] 0 [ 356.666937] ? print_usage_bug+0xc0/0xc0 [ 356.670725] 3503 [ 356.672532] ? __lock_acquire+0x62f/0x4c20 [ 356.676573] 3503 [ 356.678642] ? __lock_acquire+0x62f/0x4c20 [ 356.684919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 356.689127] Node 0 [ 356.694661] ? should_fail+0x22d/0xd01 [ 356.694697] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 356.696918] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.700776] lowmem_reserve[]: [ 356.729074] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.734328] 0 [ 356.737441] ? __lock_acquire+0x62f/0x4c20 [ 356.742520] 0 [ 356.744326] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 356.748529] 0 [ 356.750333] ? __lock_acquire+0x62f/0x4c20 [ 356.755425] 0 [ 356.757238] ? should_fail+0x22d/0xd01 [ 356.763278] ? rcu_irq_exit+0x1a2/0x390 [ 356.767136] Node 0 DMA: [ 356.771117] ? mark_held_locks+0x130/0x130 [ 356.771121] 1*4kB (U) [ 356.773797] ? mark_held_locks+0x130/0x130 [ 356.778011] 0*8kB [ 356.780511] ? mark_held_locks+0xc7/0x130 [ 356.784727] 0*16kB [ 356.786875] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 356.790998] 1*32kB [ 356.793233] ? zap_class+0x640/0x640 [ 356.798218] (U) [ 356.800450] ? print_usage_bug+0xc0/0xc0 [ 356.804138] 2*64kB [ 356.806109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.810166] (U) [ 356.812404] ? check_preemption_disabled+0x48/0x280 [ 356.817999] 1*128kB [ 356.819980] ? __lock_is_held+0xb5/0x140 [ 356.824969] (U) [ 356.827292] __alloc_pages_nodemask+0xa80/0xde0 [ 356.831331] 1*256kB [ 356.833301] ? zap_class+0x640/0x640 [ 356.837947] (U) [ 356.840275] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 356.843959] 0*512kB [ 356.845936] ? find_held_lock+0x36/0x1c0 [ 356.850922] 1*1024kB [ 356.853256] ? ____cache_alloc_node+0x1c7/0x1e0 [ 356.857283] (U) [ 356.859699] ? lock_downgrade+0x900/0x900 [ 356.864343] 1*2048kB [ 356.866316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.870433] (M) [ 356.872847] cache_grow_begin+0xa5/0x8c0 [ 356.878354] 3*4096kB (M) [ 356.880335] ? do_raw_spin_unlock+0xa7/0x330 [ 356.884369] = 15908kB [ 356.887129] fallback_alloc+0x204/0x2e0 [ 356.891510] Node 0 [ 356.893921] ____cache_alloc_node+0x1c7/0x1e0 [ 356.897867] DMA32: [ 356.900102] kmem_cache_alloc_node+0xe3/0x730 [ 356.904570] 4*4kB [ 356.906804] ? ipv6_get_ifaddr+0x42e/0x620 [ 356.911274] (M) [ 356.913435] __alloc_skb+0x119/0x770 [ 356.917648] 0*8kB [ 356.919637] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 356.923319] 3*16kB [ 356.925470] ? netdev_alloc_frag+0x1f0/0x1f0 [ 356.930723] (UM) [ 356.932965] ? lock_downgrade+0x900/0x900 [ 356.937348] 2*32kB [ 356.939419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 356.943535] (UM) [ 356.945779] ? refcount_sub_and_test_checked+0x203/0x310 [ 356.951289] 4*64kB [ 356.953353] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 356.958776] (UM) [ 356.961013] ? addrconf_rs_timer+0x690/0x690 [ 356.966440] 5*128kB [ 356.968508] ndisc_alloc_skb+0x144/0x340 [ 356.972877] (UM) 3*256kB [ 356.975207] ndisc_send_rs+0x331/0x6e0 [ 356.979241] (M) [ 356.981996] addrconf_rs_timer+0x314/0x690 [ 356.985860] 3*512kB [ 356.987830] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 356.992039] (M) [ 356.994370] call_timer_fn+0x272/0x920 [ 356.998569] 3*1024kB [ 357.000540] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.004400] (UM) 1*2048kB [ 357.006823] ? process_timeout+0x40/0x40 [ 357.011026] (M) [ 357.013875] ? __run_timers+0x7da/0xc70 [ 357.017909] 4*4096kB [ 357.019883] ? _raw_spin_unlock_irq+0x27/0x80 [ 357.023837] (M) [ 357.026243] ? _raw_spin_unlock_irq+0x27/0x80 [ 357.030718] = 24832kB [ 357.032689] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.037159] Node 0 [ 357.039567] ? lockdep_hardirqs_on+0x296/0x5b0 [ 357.043777] Normal: [ 357.046017] ? trace_hardirqs_on+0xbd/0x310 [ 357.050573] 792*4kB [ 357.052899] ? kasan_check_read+0x11/0x20 [ 357.057198] (MEH) [ 357.059521] ? __run_timers+0x7da/0xc70 [ 357.063650] 463*8kB [ 357.065796] ? trace_hardirqs_off_caller+0x310/0x310 [ 357.069747] (UME) [ 357.072070] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.077146] 172*16kB [ 357.079305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 357.083512] (UMEH) [ 357.085927] __run_timers+0x7e5/0xc70 [ 357.090132] 71*32kB [ 357.092375] ? timer_fixup_init+0x70/0x70 [ 357.096143] (UME) [ 357.098464] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 357.102587] 13*64kB [ 357.104736] ? zap_class+0x640/0x640 [ 357.109724] (UMH) [ 357.112041] ? enqueue_hrtimer+0x1a5/0x560 [ 357.115735] 1*128kB [ 357.117881] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 357.122095] (U) [ 357.124421] ? find_held_lock+0x36/0x1c0 [ 357.129584] 0*256kB [ 357.131554] ? zap_class+0x640/0x640 [ 357.135588] 0*512kB [ 357.137911] ? pvclock_read_flags+0x160/0x160 [ 357.137930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.141618] 1*1024kB [ 357.143948] ? check_preemption_disabled+0x48/0x280 [ 357.148416] (U) [ 357.153959] ? __lock_is_held+0xb5/0x140 [ 357.156342] 0*2048kB [ 357.161354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.163301] 0*4096kB [ 357.167356] ? check_preemption_disabled+0x48/0x280 [ 357.169745] = 13880kB [ 357.175281] run_timer_softirq+0x52/0xb0 [ 357.177671] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 357.182674] ? rcu_read_lock_sched_held+0x14f/0x180 [ 357.185067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 357.189114] __do_softirq+0x308/0xb7e [ 357.197925] 163 total pagecache pages [ 357.202944] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 357.211500] 0 pages in swap cache [ 357.215553] ? lock_downgrade+0x900/0x900 [ 357.219330] Swap cache stats: add 0, delete 0, find 0/0 [ 357.223819] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 357.227248] Free swap = 0kB [ 357.231404] ? pvclock_read_flags+0x160/0x160 [ 357.236739] Total swap = 0kB [ 357.241841] ? lapic_next_event+0x5a/0x90 [ 357.244834] 1965979 pages RAM [ 357.249331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.252323] 0 pages HighMem/MovableOnly [ 357.256471] ? kvm_clock_read+0x18/0x30 [ 357.259549] 342867 pages reserved [ 357.265079] ? kvm_sched_clock_read+0x9/0x20 [ 357.269551] 0 pages cma reserved [ 357.273525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.277031] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 357.281360] ? check_preemption_disabled+0x48/0x280 [ 357.284813] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 357.290246] irq_exit+0x17f/0x1c0 [ 357.296714] rsyslogd cpuset= [ 357.301728] smp_apic_timer_interrupt+0x1cb/0x760 [ 357.311759] / [ 357.315217] ? smp_reschedule_interrupt+0x109/0x650 [ 357.318216] mems_allowed=0 [ 357.323056] ? smp_call_function_single_interrupt+0x650/0x650 [ 357.338565] ? interrupt_entry+0xb5/0xc0 [ 357.342647] ? trace_hardirqs_off_caller+0xbb/0x310 [ 357.347672] ? trace_hardirqs_off_caller+0xbb/0x310 [ 357.352699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.357548] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.362569] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.367588] ? task_prio+0x50/0x50 [ 357.371140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.376681] ? check_preemption_disabled+0x48/0x280 [ 357.381713] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.386575] apic_timer_interrupt+0xf/0x20 [ 357.390807] [ 357.393057] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 357.397992] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 357.416902] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 357.424632] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 357.431910] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 357.439184] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 357.446451] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 357.453719] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 357.461038] skb_clone+0x1bb/0x500 [ 357.464585] ? finish_task_switch+0x2f4/0x910 [ 357.469088] ? skb_split+0x11e0/0x11e0 [ 357.472985] ? preempt_notifier_register+0x200/0x200 [ 357.478095] ? __switch_to_asm+0x34/0x70 [ 357.482157] ? __switch_to_asm+0x34/0x70 [ 357.486221] ? __switch_to_asm+0x40/0x70 [ 357.490282] ? __switch_to_asm+0x34/0x70 [ 357.494344] ? __switch_to_asm+0x40/0x70 [ 357.498408] ? __switch_to_asm+0x34/0x70 [ 357.502471] ? __switch_to_asm+0x40/0x70 [ 357.506559] ? __switch_to_asm+0x34/0x70 [ 357.510636] ? __switch_to_asm+0x34/0x70 [ 357.514702] ? __switch_to_asm+0x40/0x70 [ 357.518769] ? __switch_to_asm+0x34/0x70 [ 357.522845] bpf_clone_redirect+0xb9/0x490 [ 357.527085] ? __schedule+0x8d7/0x21d0 [ 357.530979] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 357.536004] ? __sched_text_start+0x8/0x8 [ 357.540155] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 357.544922] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 357.549511] ? retint_kernel+0x2d/0x2d [ 357.553417] ? find_held_lock+0x36/0x1c0 [ 357.557489] ? lock_acquire+0x1ed/0x520 [ 357.561483] ? bpf_test_run+0x3cb/0x780 [ 357.565474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.571018] ? check_preemption_disabled+0x48/0x280 [ 357.576044] ? kasan_check_read+0x11/0x20 [ 357.580199] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.585480] ? rcu_softirq_qs+0x20/0x20 [ 357.589456] ? preempt_schedule+0x4d/0x60 [ 357.593608] ? ___preempt_schedule+0x16/0x18 [ 357.598031] ? bpf_test_run+0x25d/0x780 [ 357.602017] ? netlink_diag_dump+0x2a0/0x2a0 [ 357.606436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.611973] ? bpf_test_init.isra.10+0x70/0x100 [ 357.616660] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 357.621437] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 357.626291] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 357.631834] ? fput+0x130/0x1a0 [ 357.635121] ? __bpf_prog_get+0x9b/0x290 [ 357.639191] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 357.644035] ? bpf_prog_test_run+0x130/0x1a0 [ 357.648448] ? __x64_sys_bpf+0x3d8/0x520 [ 357.652514] ? bpf_prog_get+0x20/0x20 [ 357.656340] ? do_syscall_64+0x1b9/0x820 [ 357.660414] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 357.665791] ? syscall_return_slowpath+0x5e0/0x5e0 [ 357.670743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.675597] ? trace_hardirqs_on_caller+0x310/0x310 [ 357.680638] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 357.685664] ? prepare_exit_to_usermode+0x291/0x3b0 [ 357.690692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.695552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 357.700940] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135 [ 357.701026] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 357.707431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 357.707437] Call Trace: [ 357.707444] [ 357.707464] dump_stack+0x244/0x39d [ 357.707480] ? dump_stack_print_info.cold.1+0x20/0x20 [ 357.707508] warn_alloc.cold.117+0xb7/0x1bd [ 357.714045] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 357.723330] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 357.725886] syz-executor2 cpuset= [ 357.728042] ? lock_downgrade+0x900/0x900 [ 357.731650] syz2 [ 357.736838] ? trace_hardirqs_off+0xb8/0x310 [ 357.741138] mems_allowed=0 [ 357.751618] ? trace_hardirqs_off+0xb8/0x310 [ 357.777702] __alloc_pages_slowpath+0x2660/0x2d70 [ 357.782601] ? warn_alloc+0x120/0x120 [ 357.786420] ? warn_alloc+0x120/0x120 [ 357.790228] ? print_usage_bug+0xc0/0xc0 [ 357.794294] ? warn_alloc+0x120/0x120 [ 357.798104] ? print_usage_bug+0xc0/0xc0 [ 357.802174] ? __lock_acquire+0x62f/0x4c20 [ 357.806409] ? __lock_acquire+0x62f/0x4c20 [ 357.810663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 357.816202] ? should_fail+0x22d/0xd01 [ 357.820098] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.825382] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.830517] ? __lock_acquire+0x62f/0x4c20 [ 357.834761] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 357.839868] ? __lock_acquire+0x62f/0x4c20 [ 357.844106] ? should_fail+0x22d/0xd01 [ 357.848044] ? rcu_irq_exit+0x1a2/0x390 [ 357.852051] ? mark_held_locks+0x130/0x130 [ 357.856296] ? mark_held_locks+0x130/0x130 [ 357.860542] ? mark_held_locks+0xc7/0x130 [ 357.864695] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 357.869717] ? zap_class+0x640/0x640 [ 357.873437] ? print_usage_bug+0xc0/0xc0 [ 357.877505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.883049] ? check_preemption_disabled+0x48/0x280 [ 357.888076] ? __lock_is_held+0xb5/0x140 [ 357.892151] __alloc_pages_nodemask+0xa80/0xde0 [ 357.896826] ? zap_class+0x640/0x640 [ 357.900554] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 357.905590] ? find_held_lock+0x36/0x1c0 [ 357.909679] ? ____cache_alloc_node+0x1c7/0x1e0 [ 357.914354] ? lock_downgrade+0x900/0x900 [ 357.918512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.924057] cache_grow_begin+0xa5/0x8c0 [ 357.928120] ? do_raw_spin_unlock+0xa7/0x330 [ 357.932545] fallback_alloc+0x204/0x2e0 [ 357.936530] ____cache_alloc_node+0x1c7/0x1e0 [ 357.941035] kmem_cache_alloc_node+0xe3/0x730 [ 357.945539] ? ipv6_get_ifaddr+0x42e/0x620 [ 357.949790] __alloc_skb+0x119/0x770 [ 357.953513] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 357.958798] ? netdev_alloc_frag+0x1f0/0x1f0 [ 357.963214] ? lock_downgrade+0x900/0x900 [ 357.967375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 357.972925] ? refcount_sub_and_test_checked+0x203/0x310 [ 357.978400] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 357.983857] ? addrconf_rs_timer+0x690/0x690 [ 357.988280] ndisc_alloc_skb+0x144/0x340 [ 357.992353] ndisc_send_rs+0x331/0x6e0 [ 357.996248] addrconf_rs_timer+0x314/0x690 [ 358.000493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.004747] call_timer_fn+0x272/0x920 [ 358.008642] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.012886] ? process_timeout+0x40/0x40 [ 358.016969] ? mark_held_locks+0xc7/0x130 [ 358.021121] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.025619] ? _raw_spin_unlock_irq+0x27/0x80 [ 358.030123] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.034361] ? lockdep_hardirqs_on+0x296/0x5b0 [ 358.038950] ? trace_hardirqs_on+0xbd/0x310 [ 358.043280] ? kasan_check_read+0x11/0x20 [ 358.047431] ? __run_timers+0x7da/0xc70 [ 358.051410] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.056520] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.060762] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 358.065002] __run_timers+0x7e5/0xc70 [ 358.068823] ? timer_fixup_init+0x70/0x70 [ 358.072980] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 358.078002] ? zap_class+0x640/0x640 [ 358.081721] ? print_usage_bug+0xc0/0xc0 [ 358.085792] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 358.091008] ? find_held_lock+0x36/0x1c0 [ 358.095079] ? zap_class+0x640/0x640 [ 358.098802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.104349] ? check_preemption_disabled+0x48/0x280 [ 358.109385] ? __lock_is_held+0xb5/0x140 [ 358.113464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.119009] ? check_preemption_disabled+0x48/0x280 [ 358.124037] run_timer_softirq+0x52/0xb0 [ 358.128101] ? rcu_read_lock_sched_held+0x14f/0x180 [ 358.133121] __do_softirq+0x308/0xb7e [ 358.136936] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 358.141445] ? lock_downgrade+0x900/0x900 [ 358.145599] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 358.150735] ? pvclock_read_flags+0x160/0x160 [ 358.155250] ? lapic_next_event+0x5a/0x90 [ 358.159407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.164950] ? kvm_clock_read+0x18/0x30 [ 358.168930] ? kvm_sched_clock_read+0x9/0x20 [ 358.173345] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.178904] ? check_preemption_disabled+0x48/0x280 [ 358.183933] irq_exit+0x17f/0x1c0 [ 358.187392] smp_apic_timer_interrupt+0x1cb/0x760 [ 358.192238] ? smp_call_function_single_interrupt+0x650/0x650 [ 358.198129] ? interrupt_entry+0xb5/0xc0 [ 358.202195] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.207215] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.212238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.217090] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.222110] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.227130] ? task_prio+0x50/0x50 [ 358.230688] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.236226] ? check_preemption_disabled+0x48/0x280 [ 358.241251] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.246106] apic_timer_interrupt+0xf/0x20 [ 358.250336] [ 358.252609] RIP: 0010:dump_stack+0x358/0x39d [ 358.257027] 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 [ 358.275933] RSP: 0000:ffff8801bc3be220 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 358.283652] RAX: ffff8801bbc48340 RBX: 1ffffffff12a3e8e RCX: 1ffff10037789186 [ 358.290945] RDX: 0000000000000000 RSI: ffffffff87be0092 RDI: 0000000000000293 [ 358.298239] RBP: ffff8801bc3be2c8 R08: ffff8801bbc48c30 R09: 0000000000000006 [ 358.305509] R10: 0000000000000000 R11: ffff8801bbc48340 R12: 1ffff10037877c4c [ 358.312810] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 358.320106] ? dump_stack+0x34f/0x39d [ 358.323942] ? dump_stack_print_info.cold.1+0x20/0x20 [ 358.329179] dump_header+0x27b/0xf72 [ 358.332919] ? mark_held_locks+0x130/0x130 [ 358.337160] ? pagefault_out_of_memory+0x197/0x197 [ 358.342097] ? __lock_acquire+0x62f/0x4c20 [ 358.346526] ? zap_class+0x640/0x640 [ 358.350250] ? percpu_ref_get_many+0x240/0x240 [ 358.354837] ? print_usage_bug+0xc0/0xc0 [ 358.358908] ? print_usage_bug+0xc0/0xc0 [ 358.362973] ? zap_class+0x640/0x640 [ 358.366689] ? print_usage_bug+0xc0/0xc0 [ 358.370800] ? print_usage_bug+0xc0/0xc0 [ 358.374883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.380428] ? find_held_lock+0x36/0x1c0 [ 358.384502] ? mark_held_locks+0xc7/0x130 [ 358.388664] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 358.393768] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 358.398879] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 358.403489] ? trace_hardirqs_on+0xbd/0x310 [ 358.407829] ? kasan_check_read+0x11/0x20 [ 358.411976] ? ___ratelimit+0x3b4/0x672 [ 358.415952] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.421058] ? trace_hardirqs_on+0x310/0x310 [ 358.425468] ? lock_downgrade+0x900/0x900 [ 358.429634] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 358.434747] ? ___ratelimit+0x3b9/0x672 [ 358.438724] ? idr_get_free+0xec0/0xec0 [ 358.442697] ? find_held_lock+0x36/0x1c0 [ 358.446769] oom_kill_process.cold.27+0x10/0x903 [ 358.451529] ? zap_class+0x640/0x640 [ 358.455248] ? check_preemption_disabled+0x48/0x280 [ 358.460276] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.465212] ? kasan_check_read+0x11/0x20 [ 358.469368] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.474658] ? oom_evaluate_task+0x540/0x540 [ 358.479070] ? find_held_lock+0x36/0x1c0 [ 358.483141] ? out_of_memory+0x974/0x1430 [ 358.487313] ? lock_downgrade+0x900/0x900 [ 358.491461] ? check_preemption_disabled+0x48/0x280 [ 358.496482] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.501414] ? kasan_check_read+0x11/0x20 [ 358.505565] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.510843] ? rcu_softirq_qs+0x20/0x20 [ 358.514822] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 358.520357] ? oom_evaluate_task+0x302/0x540 [ 358.524775] out_of_memory+0xa84/0x1430 [ 358.528762] ? oom_killer_disable+0x3a0/0x3a0 [ 358.533259] ? __alloc_pages_slowpath+0xea7/0x2d70 [ 358.538195] ? __mutex_add_waiter+0x2a0/0x2a0 [ 358.542709] __alloc_pages_slowpath+0x22d4/0x2d70 [ 358.547584] ? warn_alloc+0x120/0x120 [ 358.551386] ? rcu_softirq_qs+0x20/0x20 [ 358.555386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 358.560934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.566470] ? should_fail+0x22d/0xd01 [ 358.570381] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 358.575493] ? zap_class+0x640/0x640 [ 358.579236] ? __lock_is_held+0xb5/0x140 [ 358.583307] ? mark_held_locks+0x130/0x130 [ 358.587546] ? lock_release+0xa00/0xa00 [ 358.591526] ? perf_trace_sched_process_exec+0x860/0x860 [ 358.596991] ? __might_sleep+0x95/0x190 [ 358.600970] __alloc_pages_nodemask+0xa80/0xde0 [ 358.605659] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 358.610682] ? __page_cache_alloc+0x191/0x5c0 [ 358.615181] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.620117] ? kasan_check_read+0x11/0x20 [ 358.624271] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.629552] ? zap_class+0x640/0x640 [ 358.633276] ? zap_class+0x640/0x640 [ 358.636991] ? zap_class+0x640/0x640 [ 358.640708] ? __do_page_cache_readahead+0x7ce/0x980 [ 358.645865] ? find_held_lock+0x36/0x1c0 [ 358.649942] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 358.655497] alloc_pages_current+0x173/0x350 [ 358.659931] __page_cache_alloc+0x38c/0x5c0 [ 358.664253] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.669189] ? kasan_check_read+0x11/0x20 [ 358.673339] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.678629] ? generic_perform_write+0x6a0/0x6a0 [ 358.683392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.688933] ? check_preemption_disabled+0x48/0x280 [ 358.693958] filemap_fault+0x1594/0x25f0 [ 358.698035] ? __lock_page_or_retry+0xa00/0xa00 [ 358.702708] ? mark_held_locks+0x130/0x130 [ 358.706945] ? rcu_softirq_qs+0x20/0x20 [ 358.710941] ? filemap_map_pages+0xe04/0x1990 [ 358.715446] ? lock_downgrade+0x900/0x900 [ 358.719594] ? check_preemption_disabled+0x48/0x280 [ 358.724632] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.729570] ? kasan_check_read+0x11/0x20 [ 358.733721] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 358.738662] ? rcu_softirq_qs+0x20/0x20 [ 358.742649] ? rcu_softirq_qs+0x20/0x20 [ 358.746633] ? unwind_dump+0x190/0x190 [ 358.750538] ? kernel_text_address+0x79/0xf0 [ 358.754949] ? __kernel_text_address+0xd/0x40 [ 358.759443] ? unwind_get_return_address+0x61/0xa0 [ 358.764376] ? __save_stack_trace+0x8d/0xf0 [ 358.768728] ? lock_acquire+0x1ed/0x520 [ 358.772706] ? ext4_filemap_fault+0x7a/0xad [ 358.777051] ? lock_release+0xa00/0xa00 [ 358.781042] ? perf_trace_sched_process_exec+0x860/0x860 [ 358.786491] ? print_usage_bug+0xc0/0xc0 [ 358.790555] ? print_usage_bug+0xc0/0xc0 [ 358.794641] ? __x64_sys_read+0x73/0xb0 [ 358.798637] ? print_usage_bug+0xc0/0xc0 [ 358.802713] ? down_read+0x8d/0x120 [ 358.806338] ? ext4_filemap_fault+0x7a/0xad [ 358.810662] ? __down_interruptible+0x700/0x700 [ 358.815346] ext4_filemap_fault+0x82/0xad [ 358.819505] __do_fault+0x100/0x6b0 [ 358.823137] ? trace_hardirqs_on+0xbd/0x310 [ 358.827479] ? pmd_devmap_trans_unstable+0x220/0x220 [ 358.832585] ? mark_held_locks+0x130/0x130 [ 358.836825] ? mark_held_locks+0x130/0x130 [ 358.841066] ? do_syslog+0x147b/0x1690 [ 358.844961] ? do_syslog+0x309/0x1690 [ 358.848780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.854354] __handle_mm_fault+0x307c/0x5920 [ 358.858776] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 358.863660] ? find_held_lock+0x36/0x1c0 [ 358.867767] ? zap_class+0x640/0x640 [ 358.871485] ? zap_class+0x640/0x640 [ 358.875209] ? find_held_lock+0x36/0x1c0 [ 358.879281] ? handle_mm_fault+0x42a/0xc70 [ 358.883519] ? lock_downgrade+0x900/0x900 [ 358.887672] ? check_preemption_disabled+0x48/0x280 [ 358.892702] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 358.897642] ? kasan_check_read+0x11/0x20 [ 358.901793] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 358.907075] ? rcu_softirq_qs+0x20/0x20 [ 358.911050] ? trace_hardirqs_off_caller+0x310/0x310 [ 358.916156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 358.921696] ? check_preemption_disabled+0x48/0x280 [ 358.926722] handle_mm_fault+0x54f/0xc70 [ 358.930791] ? __handle_mm_fault+0x5920/0x5920 [ 358.935382] ? find_vma+0x34/0x190 [ 358.938933] __do_page_fault+0x5e8/0xe60 [ 358.943000] ? trace_hardirqs_off+0xb8/0x310 [ 358.947428] ? kernel_write+0x120/0x120 [ 358.951444] do_page_fault+0xf2/0x7e0 [ 358.955249] ? vmalloc_sync_all+0x30/0x30 [ 358.959401] ? error_entry+0x70/0xd0 [ 358.963121] ? trace_hardirqs_off_caller+0xbb/0x310 [ 358.968135] ? trace_hardirqs_on_caller+0xc0/0x310 [ 358.973073] ? syscall_return_slowpath+0x5e0/0x5e0 [ 358.978004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 358.982848] ? trace_hardirqs_on_caller+0x310/0x310 [ 358.987867] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 358.993322] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 358.998346] ? prepare_exit_to_usermode+0x291/0x3b0 [ 359.003368] ? page_fault+0x8/0x30 [ 359.006920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.011779] ? page_fault+0x8/0x30 [ 359.015323] page_fault+0x1e/0x30 [ 359.018777] RIP: 0033:0x7fb372d071fd [ 359.022508] Code: Bad RIP value. [ 359.025870] RSP: 002b:00007fb3702a6e30 EFLAGS: 00010293 [ 359.031241] RAX: 0000000000000fe2 RBX: 00000000010f3650 RCX: 00007fb372d071fd [ 359.038509] RDX: 0000000000000fff RSI: 00007fb371adb5a0 RDI: 0000000000000004 [ 359.045779] RBP: 0000000000000000 R08: 00000000010de260 R09: 0000000000000000 [ 359.053049] R10: 6b205d3532363930 R11: 0000000000000293 R12: 000000000065e420 [ 359.060316] R13: 00007fb3702a79c0 R14: 00007fb37334c040 R15: 0000000000000003 [ 359.067606] warn_alloc_show_mem: 1 callbacks suppressed [ 359.067619] CPU: 1 PID: 7430 Comm: syz-executor2 Not tainted 4.19.0+ #135 [ 359.067630] Mem-Info: [ 359.067661] active_anon:49965 inactive_anon:131 isolated_anon:0 [ 359.067661] active_file:12 inactive_file:13 isolated_file:0 [ 359.067661] unevictable:0 dirty:0 writeback:0 unstable:0 [ 359.067661] slab_reclaimable:8758 slab_unreclaimable:1472830 [ 359.067661] mapped:49154 shmem:138 pagetables:629 bounce:0 [ 359.067661] free:13647 free_pcp:167 free_cma:0 [ 359.073010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 359.079945] Node 0 active_anon:199860kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:552kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 182272kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 359.082341] Call Trace: [ 359.115225] Node 0 [ 359.124579] [ 359.152092] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 359.154670] dump_stack+0x244/0x39d [ 359.156871] lowmem_reserve[]: [ 359.159017] ? dump_stack_print_info.cold.1+0x20/0x20 [ 359.184504] 0 [ 359.188145] warn_alloc.cold.117+0xb7/0x1bd [ 359.191212] 2818 [ 359.196402] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 359.198176] 6321 [ 359.202492] ? lock_downgrade+0x900/0x900 [ 359.204532] 6321 [ 359.209375] ? trace_hardirqs_off+0xb8/0x310 [ 359.215742] ? trace_hardirqs_off+0xb8/0x310 [ 359.217788] Node 0 [ 359.222197] __alloc_pages_slowpath+0x2660/0x2d70 [ 359.226604] DMA32 free:24832kB min:30052kB low:37564kB high:45076kB active_anon:38912kB 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:0kB free_cma:0kB [ 359.228833] ? warn_alloc+0x120/0x120 [ 359.233632] lowmem_reserve[]: [ 359.260712] ? warn_alloc+0x120/0x120 [ 359.264487] 0 [ 359.267591] ? print_usage_bug+0xc0/0xc0 [ 359.271365] 0 [ 359.273160] ? warn_alloc+0x120/0x120 [ 359.277200] 3503 [ 359.279000] ? print_usage_bug+0xc0/0xc0 [ 359.282778] 3503 [ 359.284838] ? __lock_acquire+0x62f/0x4c20 [ 359.290937] ? __lock_acquire+0x62f/0x4c20 [ 359.295151] Node 0 [ 359.299382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.299414] Normal free:13848kB min:37364kB low:46704kB high:56044kB active_anon:160948kB inactive_anon:524kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5248kB pagetables:2516kB bounce:0kB free_pcp:420kB local_pcp:160kB free_cma:0kB [ 359.299421] lowmem_reserve[]: [ 359.301679] ? should_fail+0x22d/0xd01 [ 359.307193] 0 [ 359.335495] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.338580] 0 [ 359.342465] ? __lock_acquire+0x62f/0x4c20 [ 359.344245] 0 [ 359.349342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 359.351122] 0 [ 359.355352] ? __lock_acquire+0x62f/0x4c20 [ 359.355367] ? should_fail+0x22d/0xd01 [ 359.362248] ? find_held_lock+0x36/0x1c0 [ 359.364028] Node 0 [ 359.368261] ? mark_held_locks+0x130/0x130 [ 359.372122] DMA: [ 359.376179] ? mark_held_locks+0x130/0x130 [ 359.378394] 1*4kB [ 359.382634] ? zap_class+0x640/0x640 [ 359.382650] ? zap_class+0x640/0x640 [ 359.384706] (U) [ 359.388935] ? print_usage_bug+0xc0/0xc0 [ 359.391087] 0*8kB [ 359.394808] ? do_raw_spin_unlock+0xa7/0x330 [ 359.398494] 0*16kB [ 359.400465] ? zap_class+0x640/0x640 [ 359.404504] 1*32kB [ 359.406659] ? print_usage_bug+0xc0/0xc0 [ 359.411044] (U) [ 359.413279] ? wq_watchdog_touch+0x9c/0xfe [ 359.416967] 2*64kB [ 359.419199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.423230] (U) [ 359.425207] ? check_preemption_disabled+0x48/0x280 [ 359.429417] 1*128kB [ 359.431662] ? __lock_is_held+0xb5/0x140 [ 359.437168] (U) [ 359.439149] __alloc_pages_nodemask+0xa80/0xde0 [ 359.444142] 1*256kB [ 359.446457] ? zap_class+0x640/0x640 [ 359.450493] (U) 0*512kB [ 359.452479] ? __alloc_pages_slowpath+0x2d70/0x2d70 [ 359.457118] 1*1024kB [ 359.459443] ? find_held_lock+0x36/0x1c0 [ 359.463128] (U) [ 359.465805] ? ____cache_alloc_node+0x1c7/0x1e0 [ 359.470791] 1*2048kB [ 359.473196] ? lock_downgrade+0x900/0x900 [ 359.477231] (M) [ 359.479208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.483860] 3*4096kB [ 359.486280] cache_grow_begin+0xa5/0x8c0 [ 359.490403] (M) [ 359.492391] ? do_raw_spin_unlock+0xa7/0x330 [ 359.497904] = 15908kB [ 359.500313] fallback_alloc+0x204/0x2e0 [ 359.504346] Node 0 [ 359.506320] ____cache_alloc_node+0x1c7/0x1e0 [ 359.510693] DMA32: 4*4kB [ 359.513115] kmem_cache_alloc_node+0xe3/0x730 [ 359.517061] (M) [ 359.519300] ? ipv6_get_ifaddr+0x42e/0x620 [ 359.523769] 0*8kB [ 359.526528] __alloc_skb+0x119/0x770 [ 359.531008] 3*16kB [ 359.532998] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 359.537202] (UM) [ 359.539365] ? netdev_alloc_frag+0x1f0/0x1f0 [ 359.543054] 2*32kB [ 359.545289] ? lock_downgrade+0x900/0x900 [ 359.550538] (UM) [ 359.552602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.557001] 4*64kB [ 359.559235] ? refcount_sub_and_test_checked+0x203/0x310 [ 359.563352] (UM) [ 359.565418] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 359.570930] 5*128kB [ 359.573163] ? addrconf_rs_timer+0x690/0x690 [ 359.578589] (UM) [ 359.580665] ndisc_alloc_skb+0x144/0x340 [ 359.586082] 3*256kB [ 359.588407] ndisc_send_rs+0x331/0x6e0 [ 359.592841] (M) [ 359.594906] addrconf_rs_timer+0x314/0x690 [ 359.598948] 3*512kB [ 359.601272] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.605138] (M) [ 359.607126] call_timer_fn+0x272/0x920 [ 359.611324] 3*1024kB [ 359.613646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.617856] (UM) [ 359.619831] ? process_timeout+0x40/0x40 [ 359.623691] 1*2048kB [ 359.626103] ? __run_timers+0x7da/0xc70 [ 359.630310] (M) [ 359.632371] ? _raw_spin_unlock_irq+0x27/0x80 [ 359.636407] 4*4096kB [ 359.638816] ? _raw_spin_unlock_irq+0x27/0x80 [ 359.642769] (M) [ 359.644747] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.649215] = 24832kB [ 359.651636] ? lockdep_hardirqs_on+0x296/0x5b0 [ 359.656102] Node 0 [ 359.658082] ? trace_hardirqs_on+0xbd/0x310 [ 359.662292] Normal: [ 359.664702] ? kasan_check_read+0x11/0x20 [ 359.669254] 792*4kB [ 359.671507] ? __run_timers+0x7da/0xc70 [ 359.675798] (MEH) [ 359.678122] ? trace_hardirqs_off_caller+0x310/0x310 [ 359.682247] 463*8kB [ 359.684567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.688511] (UME) [ 359.690666] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 359.695745] 172*16kB [ 359.698067] __run_timers+0x7e5/0xc70 [ 359.702273] (UMEH) [ 359.704432] ? timer_fixup_init+0x70/0x70 [ 359.708643] 71*32kB [ 359.711055] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 359.714829] (UME) [ 359.717066] ? zap_class+0x640/0x640 [ 359.721185] 13*64kB [ 359.723500] ? enqueue_hrtimer+0x1a5/0x560 [ 359.728491] (UMH) [ 359.730643] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 359.734338] 1*128kB [ 359.736663] ? find_held_lock+0x36/0x1c0 [ 359.740867] (U) [ 359.743031] ? zap_class+0x640/0x640 [ 359.748199] 0*256kB [ 359.750549] ? pvclock_read_flags+0x160/0x160 [ 359.754581] 0*512kB [ 359.756557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.760242] 1*1024kB [ 359.762565] ? check_preemption_disabled+0x48/0x280 [ 359.767046] (U) [ 359.769385] ? __lock_is_held+0xb5/0x140 [ 359.774914] 0*2048kB [ 359.777324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.782312] 0*4096kB [ 359.784288] ? check_preemption_disabled+0x48/0x280 [ 359.788315] = 13880kB [ 359.788330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 359.790734] run_timer_softirq+0x52/0xb0 [ 359.796254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 359.798659] ? rcu_read_lock_sched_held+0x14f/0x180 [ 359.803675] 163 total pagecache pages [ 359.806079] __do_softirq+0x308/0xb7e [ 359.814904] 0 pages in swap cache [ 359.818954] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 359.827514] Swap cache stats: add 0, delete 0, find 0/0 [ 359.832528] ? lock_downgrade+0x900/0x900 [ 359.836296] Free swap = 0kB [ 359.840091] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 359.843516] Total swap = 0kB [ 359.848010] ? pvclock_read_flags+0x160/0x160 [ 359.853348] 1965979 pages RAM [ 359.857496] ? lapic_next_event+0x5a/0x90 [ 359.860485] 0 pages HighMem/MovableOnly [ 359.865587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.868581] 342867 pages reserved [ 359.873073] ? kvm_clock_read+0x18/0x30 [ 359.876154] 0 pages cma reserved [ 359.880296] ? kvm_sched_clock_read+0x9/0x20 [ 359.884325] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 359.889797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.889812] ? check_preemption_disabled+0x48/0x280 [ 359.889833] irq_exit+0x17f/0x1c0 [ 359.889850] smp_apic_timer_interrupt+0x1cb/0x760 [ 359.893357] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 359.897254] ? smp_reschedule_interrupt+0x109/0x650 [ 359.900599] rsyslogd cpuset= [ 359.905007] ? smp_call_function_single_interrupt+0x650/0x650 [ 359.911511] / [ 359.917068] ? interrupt_entry+0xb5/0xc0 [ 359.922057] mems_allowed=0 [ 359.925506] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.968004] ? trace_hardirqs_off_caller+0xbb/0x310 [ 359.973030] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 359.977877] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.982897] ? trace_hardirqs_on_caller+0x310/0x310 [ 359.987920] ? task_prio+0x50/0x50 [ 359.991482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.997025] ? check_preemption_disabled+0x48/0x280 [ 360.002051] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.006911] apic_timer_interrupt+0xf/0x20 [ 360.011145] [ 360.013391] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 360.018333] Code: 7e 0f 85 cf fe ff ff e8 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90 [ 360.037247] RSP: 0018:ffff8801b763f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 360.044963] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 [ 360.052233] RDX: 0000000000000000 RSI: ffff8801c65e4c80 RDI: 0000000000000286 [ 360.059505] RBP: ffff8801b763f7a8 R08: ffff8801c65e4400 R09: 0000000000000000 [ 360.066789] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 360.074076] R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020 [ 360.081433] skb_clone+0x1bb/0x500 [ 360.084977] ? finish_task_switch+0x2f4/0x910 [ 360.089471] ? skb_split+0x11e0/0x11e0 [ 360.093393] ? preempt_notifier_register+0x200/0x200 [ 360.098505] ? __switch_to_asm+0x34/0x70 [ 360.102571] ? __switch_to_asm+0x34/0x70 [ 360.106644] ? __switch_to_asm+0x40/0x70 [ 360.110713] ? __switch_to_asm+0x34/0x70 [ 360.114808] ? __switch_to_asm+0x40/0x70 [ 360.118872] ? __switch_to_asm+0x34/0x70 [ 360.122936] ? __switch_to_asm+0x40/0x70 [ 360.127002] ? __switch_to_asm+0x34/0x70 [ 360.131071] ? __switch_to_asm+0x34/0x70 [ 360.135132] ? __switch_to_asm+0x40/0x70 [ 360.139196] ? __switch_to_asm+0x34/0x70 [ 360.143270] bpf_clone_redirect+0xb9/0x490 [ 360.147514] ? __schedule+0x8d7/0x21d0 [ 360.151432] bpf_prog_bebbfe2050753572+0x162/0x1000 [ 360.156453] ? __sched_text_start+0x8/0x8 [ 360.160603] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 360.165376] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 360.169968] ? retint_kernel+0x2d/0x2d [ 360.173865] ? find_held_lock+0x36/0x1c0 [ 360.177941] ? lock_acquire+0x1ed/0x520 [ 360.181920] ? bpf_test_run+0x3cb/0x780 [ 360.185904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.191453] ? check_preemption_disabled+0x48/0x280 [ 360.196482] ? kasan_check_read+0x11/0x20 [ 360.200652] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.205937] ? rcu_softirq_qs+0x20/0x20 [ 360.209922] ? preempt_schedule+0x4d/0x60 [ 360.214079] ? ___preempt_schedule+0x16/0x18 [ 360.218505] ? bpf_test_run+0x25d/0x780 [ 360.222520] ? netlink_diag_dump+0x2a0/0x2a0 [ 360.226950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.232503] ? bpf_test_init.isra.10+0x70/0x100 [ 360.237194] ? bpf_prog_test_run_skb+0x73c/0xcb0 [ 360.241975] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.246837] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 360.252380] ? fput+0x130/0x1a0 [ 360.255667] ? __bpf_prog_get+0x9b/0x290 [ 360.259749] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.264630] ? bpf_prog_test_run+0x130/0x1a0 [ 360.269049] ? __x64_sys_bpf+0x3d8/0x520 [ 360.273115] ? bpf_prog_get+0x20/0x20 [ 360.276959] ? do_syscall_64+0x1b9/0x820 [ 360.281031] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 360.286426] ? syscall_return_slowpath+0x5e0/0x5e0 [ 360.291377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.296229] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.301249] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 360.306268] ? prepare_exit_to_usermode+0x291/0x3b0 [ 360.311333] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.316193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 360.321596] CPU: 0 PID: 5321 Comm: rsyslogd Not tainted 4.19.0+ #135