bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P14818/2:b..l rcu: (detected by 1, t=10003 jiffies, g=16005, q=10454 ncpus=2) task:syz-executor state:R running task stack:0 pid:14818 tgid:14818 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5945 [inline] __schedule+0x1322/0x1df0 kernel/sched/core.c:7791 preempt_schedule_irq+0x9c/0x100 kernel/sched/core.c:8117 raw_irqentry_exit_cond_resched+0x33/0x40 kernel/entry/common.c:311 irqentry_exit+0x4a/0x60 kernel/entry/common.c:354 sysvec_apic_timer_interrupt+0x50/0x90 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:702 RIP: 0010:get_current arch/x86/include/asm/current.h:49 [inline] RIP: 0010:write_comp_data kernel/kcov.c:245 [inline] RIP: 0010:__sanitizer_cov_trace_const_cmp8+0xc/0x90 kernel/kcov.c:321 Code: 48 89 44 11 20 5d c3 cc cc cc cc cc 66 90 b8 4c 5e 8c 50 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 48 8b 45 08 <65> 48 8b 0c 25 80 e9 04 00 65 8b 15 9c 19 7f 7e 81 e2 00 01 ff 00 RSP: 0018:ffffc90001e8f470 EFLAGS: 00000202 RAX: ffffffff8273355a RBX: 00000000000000d8 RCX: dffffc0000000000 RDX: 00000000000000aa RSI: 0000000000000080 RDI: 0000000000000180 RBP: ffffc90001e8f470 R08: ffff888125a5cc00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000080 R13: ffff888109fbac38 R14: 1ffff110213f7587 R15: ffff888109fbac00 ebitmap_next_positive security/selinux/ss/ebitmap.h:73 [inline] context_struct_compute_av+0x85a/0x1680 security/selinux/ss/services.c:653 security_compute_av+0x38d/0xfa0 security/selinux/ss/services.c:1146 avc_compute_av+0x89/0x770 security/selinux/avc.c:994 avc_perm_nonode+0xc8/0x1b0 security/selinux/avc.c:1118 avc_has_perm_noaudit+0x21c/0x360 security/selinux/avc.c:1161 selinux_inode_permission+0x364/0x5a0 security/selinux/hooks.c:3118 security_inode_permission+0xaa/0x120 security/security.c:2324 inode_permission+0xf3/0x4c0 fs/namei.c:543 may_lookup fs/namei.c:1760 [inline] link_path_walk+0x221/0xec0 fs/namei.c:2366 path_parentat fs/namei.c:2627 [inline] __filename_parentat+0x206/0x620 fs/namei.c:2651 filename_parentat fs/namei.c:2669 [inline] do_unlinkat+0xdc/0x5a0 fs/namei.c:4508 __do_sys_unlink fs/namei.c:4581 [inline] __se_sys_unlink fs/namei.c:4579 [inline] __x64_sys_unlink+0x4b/0x60 fs/namei.c:4579 x64_sys_call+0x286c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:88 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fa54598df57 RSP: 002b:00007ffddb32f5a8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa54598df57 RDX: 00007ffddb32f5d0 RSI: 00007ffddb32f660 RDI: 00007ffddb32f660 RBP: 00007ffddb32f660 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffddb3306f0 R13: 00007fa545a10b55 R14: 000000000005ace3 R15: 00007ffddb330730 net_ratelimit: 166629 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) net_ratelimit: 164461 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:a2:75:b8:19:d5:64, vlan:0)