bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P29277/1:b..l rcu: (detected by 0, t=10502 jiffies, g=184017, q=2036 ncpus=2) task:syz-executor state:R running task stack:22480 pid:29277 tgid:29277 ppid:29262 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5510 [inline] __schedule+0x17d9/0x56c0 kernel/sched/core.c:7234 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7556 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x14f/0x8f0 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:rcu_lock_release include/linux/rcupdate.h:310 [inline] RIP: 0010:rcu_read_unlock include/linux/rcupdate.h:871 [inline] RIP: 0010:is_bpf_text_address+0x288/0x2b0 kernel/bpf/core.c:750 Code: c2 80 07 f4 8b e8 c8 a9 cb ff 48 85 db 0f 95 c0 48 81 fb 20 02 00 00 40 0f 95 c5 40 20 c5 48 c7 c7 60 9c b5 8e 48 8b 74 24 08 33 90 cb ff e8 fe 3e d5 ff 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 RSP: 0018:ffffc90005bc76d0 EFLAGS: 00000246 RAX: ffffffff81d75600 RBX: 0000000000000000 RCX: ffff888029215d00 RDX: 0000000000000000 RSI: ffffffff81d75476 RDI: ffffffff8eb59c60 RBP: 0000000000000000 R08: ffffffff81d75476 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff8eb59c60 R12: 00000000000013bc R13: dffffc0000000000 R14: 00007f4e41f9f947 R15: 0000000000000000 kernel_text_address+0xa5/0xe0 kernel/extable.c:125 __kernel_text_address+0xd/0x30 kernel/extable.c:79 unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:385 arch_stack_walk+0xfb/0x150 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:165 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] __free_frozen_pages+0xc1e/0xd10 mm/page_alloc.c:2950 __slab_free+0x274/0x2c0 mm/slub.c:5741 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_slab_alloc+0x22/0x80 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4584 [inline] slab_alloc_node mm/slub.c:4917 [inline] kmem_cache_alloc_lru_noprof+0x2aa/0x5f0 mm/slub.c:4950 __d_alloc+0x37/0x6f0 fs/dcache.c:1902 d_alloc_pseudo+0x21/0xc0 fs/dcache.c:2033 alloc_path_pseudo+0x107/0x220 fs/file_table.c:407 alloc_file_pseudo+0xa8/0x1e0 fs/file_table.c:423 sock_alloc_file+0xb8/0x2e0 net/socket.c:532 sock_map_fd net/socket.c:562 [inline] __sys_socket+0x13f/0x1b0 net/socket.c:1802 __do_sys_socket net/socket.c:1807 [inline] __se_sys_socket net/socket.c:1805 [inline] __x64_sys_socket+0x7a/0x90 net/socket.c:1805 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4e41f9f947 RSP: 002b:00007ffd48141aa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4e41f9f947 RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 00007ffd481421ac R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000051 R13: 00000000000927c0 R14: 00000000000ed47a R15: 00007ffd48142200 bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) net_ratelimit: 14582 callbacks suppressed bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:be:8e:54:6f:19:9e, vlan:0)