bridge0: received packet on veth0_to_bridge with own address as source address (addr:8a:8c:ea:f2:c6:0c, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P28301/1:b..l rcu: (detected by 1, t=10503 jiffies, g=116589, q=1798 ncpus=2) task:syz-executor state:R running task stack:21832 pid:28301 tgid:28301 ppid:28283 task_flags:0x400140 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7288 irqentry_exit+0x6f/0x90 kernel/entry/common.c:197 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__update_page_owner_free_handle+0x1b8/0x470 mm/page_owner.c:277 Code: 2d dd af fa 0b 4c 01 fd 83 3c 24 00 4c 89 7c 24 38 74 37 e8 aa 2b 93 ff 4c 89 ff be 08 00 00 00 e8 dd a0 f6 ff 49 0f ba 37 01 <4c> 8d 65 0c 4c 89 e0 48 c1 e8 03 0f b6 04 18 84 c0 0f 85 c4 01 00 RSP: 0018:ffffc90014567a78 EFLAGS: 00000257 RAX: ffffffff822c9301 RBX: dffffc0000000000 RCX: ffffffff822c9363 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff88801bc8ead0 RBP: ffff88801bc8ead8 R08: ffff88801bc8ead7 R09: 1ffff11003791d5a R10: dffffc0000000000 R11: ffffed1003791d5b R12: 0000000000029c89 R13: 0000000000000008 R14: 0000000000000001 R15: ffff88801bc8ead0 __reset_page_owner+0x85/0x1f0 mm/page_owner.c:309 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] __free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2895 __slab_free+0x303/0x3c0 mm/slub.c:4606 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:340 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4191 [inline] slab_alloc_node mm/slub.c:4240 [inline] kmem_cache_alloc_noprof+0x1c1/0x3c0 mm/slub.c:4247 sk_prot_alloc+0x57/0x220 net/core/sock.c:2233 sk_alloc+0x3a/0x370 net/core/sock.c:2295 inet_create+0x7a0/0x1000 net/ipv4/af_inet.c:326 __sock_create+0x4b0/0x9f0 net/socket.c:1589 sock_create net/socket.c:1647 [inline] __sys_socket_create net/socket.c:1684 [inline] __sys_socket+0xd7/0x1b0 net/socket.c:1731 __do_sys_socket net/socket.c:1745 [inline] __se_sys_socket net/socket.c:1743 [inline] __x64_sys_socket+0x7a/0x90 net/socket.c:1743 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f221e390ac7 RSP: 002b:00007fff5b27c6f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f221e390ac7 RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 00007fff5b27cdec R08: 0000000000000000 R09: 00007fff5b27caf7 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000092 R13: 00000000000927c0 R14: 00000000000a91a3 R15: 00007fff5b27ce40 net_ratelimit: 16363 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:8a:8c:ea:f2:c6:0c, 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 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 bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) net_ratelimit: 16140 callbacks suppressed 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 bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:8a:8c:ea:f2:c6:0c, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)