audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=222969 audit_rate_limit=0 audit_backlog_limit=64 rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5808/1:b..l rcu: (detected by 0, t=10503 jiffies, g=55977, q=389839 ncpus=2) task:syz-executor state:R running task stack:23336 pid:5808 tgid:5808 ppid:5803 task_flags:0x400140 flags:0x00080001 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256 irqentry_exit+0x36/0x90 kernel/entry/common.c:211 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:write_comp_data+0x8b/0x90 kernel/kcov.c:272 Code: 00 00 4a 8d 34 dd 28 00 00 00 48 39 f2 72 1b 48 83 c7 01 48 89 38 4c 89 44 30 e0 4c 89 4c 30 e8 4c 89 54 30 f0 4a 89 4c d8 20 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc900040bf498 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff88804765b988 RCX: ffffffff845bf877 RDX: ffff8880269e2480 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffffc900040bf628 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000800 R11: 0000000000000001 R12: 0000000000000800 R13: 0000000000000600 R14: ffffc900040bf8e8 R15: ffffc900040bf628 avtab_search_node+0x67/0x4b0 security/selinux/ss/avtab.c:184 cond_compute_av+0x5f/0x340 security/selinux/ss/conditional.c:578 context_struct_compute_av+0x81f/0x1270 security/selinux/ss/services.c:679 security_compute_av+0x5ec/0x11d0 security/selinux/ss/services.c:1177 avc_compute_av+0x83/0x7f0 security/selinux/avc.c:991 avc_perm_nonode+0xab/0x180 security/selinux/avc.c:1116 avc_has_perm_noaudit+0x2de/0x3b0 security/selinux/avc.c:1159 cred_has_capability security/selinux/hooks.c:1659 [inline] selinux_vm_enough_memory+0x12a/0x190 security/selinux/hooks.c:2233 security_vm_enough_memory_mm+0x96/0x110 security/security.c:1269 dup_mmap+0x1329/0x2280 mm/mmap.c:1775 dup_mm kernel/fork.c:1489 [inline] copy_mm kernel/fork.c:1541 [inline] copy_process+0x3f0c/0x76a0 kernel/fork.c:2181 kernel_clone+0xfc/0x930 kernel/fork.c:2609 __do_sys_clone+0xce/0x120 kernel/fork.c:2750 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa517b85e93 RSP: 002b:00007fffa80665a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa517b85e93 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001 R10: 000055556f0137d0 R11: 0000000000000246 R12: 0000000000000000 R13: 00000000000927c0 R14: 000000000004fc79 R15: 00007fffa8066740 audit_log_start: 20898 callbacks suppressed audit: audit_backlog=66 > audit_backlog_limit=64 audit: audit_lost=229924 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=66 > audit_backlog_limit=64 audit: audit_lost=229926 audit_rate_limit=0 audit_backlog_limit=64