bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5565/1:b..l rcu: (detected by 1, t=10503 jiffies, g=36617, q=714 ncpus=2) task:crond state:R running task stack:24312 pid:5565 tgid:5565 ppid:1 task_flags:0x400000 flags:0x00080800 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0x17b4/0x5680 kernel/sched/core.c:7183 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7507 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:547 [inline] irqentry_exit+0x14f/0x730 kernel/entry/common.c:164 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:trace_lock_acquire include/trace/events/lock.h:24 [inline] RIP: 0010:lock_acquire+0x58/0x350 kernel/locking/lockdep.c:5831 Code: 8b 05 9c 05 9d 11 48 89 44 24 58 0f 1f 44 00 00 65 8b 05 9f 05 9d 11 83 f8 08 0f 83 83 01 00 00 89 c0 48 0f a3 05 08 bc 91 0e <73> 0d e8 b1 27 09 00 84 c0 0f 84 ca 01 00 00 83 3d d2 ee 91 0e 00 RSP: 0018:ffffc900036b7518 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e95ca20 RBP: ffffffff8238dade R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000010 R11: ffffffff81b02db0 R12: 0000000000000002 R13: ffffffff8e95ca20 R14: 0000000000000000 R15: 0000000000000000 rcu_lock_acquire include/linux/rcupdate.h:300 [inline] rcu_read_lock include/linux/rcupdate.h:838 [inline] __update_page_owner_free_handle+0x4b/0x470 mm/page_owner.c:283 __reset_page_owner+0x85/0x1f0 mm/page_owner.c:321 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1404 [inline] __free_frozen_pages+0xbc7/0xd30 mm/page_alloc.c:2945 __slab_free+0x274/0x2c0 mm/slub.c:5608 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_kmalloc+0x22/0xb0 mm/kasan/common.c:406 kasan_kmalloc include/linux/kasan.h:263 [inline] __do_kmalloc_node mm/slub.c:5295 [inline] __kmalloc_noprof+0x35c/0x760 mm/slub.c:5307 kmalloc_noprof include/linux/slab.h:954 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] tomoyo_encode2 security/tomoyo/realpath.c:45 [inline] tomoyo_encode+0x28b/0x550 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x58d/0x5d0 security/tomoyo/realpath.c:283 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x283/0x560 security/tomoyo/file.c:827 security_inode_getattr+0x12b/0x310 security/security.c:1895 vfs_getattr+0x23/0x70 fs/stat.c:259 vfs_statx_path+0x2b/0x230 fs/stat.c:299 vfs_statx+0x12e/0x200 fs/stat.c:356 vfs_fstatat+0x11b/0x170 fs/stat.c:373 __do_sys_newfstatat fs/stat.c:538 [inline] __se_sys_newfstatat fs/stat.c:532 [inline] __x64_sys_newfstatat+0x151/0x200 fs/stat.c:532 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f09b6dd5b0a RSP: 002b:00007ffe11b5f7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 00007f09b6f85490 RCX: 00007f09b6dd5b0a RDX: 00007ffe11b5f7e8 RSI: 00007f09b6f5e7e8 RDI: 00000000ffffff9c RBP: 0000000069e08cec R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000003c R14: 0000000000000000 R15: 000000000000003a bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:2e:d5:d7:1a:1d:e8, vlan:0)