bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:fa:10:12:b0:c1:c0, vlan:0) bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P23075/1:b..l rcu: (detected by 0, t=10507 jiffies, g=116841, q=1490 ncpus=2) task:syz.0.3876 state:R running task stack:25608 pid:23075 tgid:23075 ppid:18705 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x17db/0x58f0 kernel/sched/core.c:7284 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7606 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x14f/0x910 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:lock_acquire+0x232/0x350 kernel/locking/lockdep.c:5947 Code: ff ff ff e8 40 8c 44 0a f7 44 24 10 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 62 87 f2 11 48 3b 44 24 50 75 33 fb 48 83 c4 58 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 7f 90 47 0a cc 48 8d 3d 87 6c da RSP: 0018:ffffc90003e4f220 EFLAGS: 00000292 RAX: 9df10b946e1f2e00 RBX: 0000000000000000 RCX: 0000000000000046 RDX: 0000000053986d1c RSI: ffffffff8e69f41d RDI: ffffffff8c6dac80 RBP: ffff88802780be80 R08: ffffffff8177f1df R09: 0000000000000000 R10: ffffc90003e4f358 R11: ffffffff81b293f0 R12: ffffffff8ed5c920 R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000246 rcu_lock_acquire include/linux/rcupdate.h:309 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] class_rcu_constructor include/linux/rcupdate.h:1216 [inline] unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:183 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:338 reset_page_owner include/linux/page_owner.h:26 [inline] __free_pages_prepare mm/page_alloc.c:1418 [inline] __free_frozen_pages+0xc93/0xd90 mm/page_alloc.c:2962 __slab_free+0x274/0x2c0 mm/slub.c:5823 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:4683 [inline] slab_alloc_node mm/slub.c:4996 [inline] __do_kmalloc_node mm/slub.c:5413 [inline] __kvmalloc_node_noprof+0x49f/0x820 mm/slub.c:7014 futex_hash_allocate+0x48f/0xe70 kernel/futex/core.c:1877 copy_process+0x297f/0x4400 kernel/fork.c:2433 kernel_clone+0x2d7/0x940 kernel/fork.c:2769 __do_sys_clone3 kernel/fork.c:3072 [inline] __se_sys_clone3+0x33c/0x360 kernel/fork.c:3051 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5c6d79ef49 RSP: 002b:00007ffcf4c9f2f8 EFLAGS: 00000202 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f5c6d75a4e0 RCX: 00007f5c6d79ef49 RDX: 00007f5c6d75a4e0 RSI: 0000000000000058 RDI: 00007ffcf4c9f350 RBP: 00007f5c6e6d66c0 R08: 00007f5c6e6d66c0 R09: 00007ffcf4c9f437 R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffe8 R13: 000000000000000b R14: 00007ffcf4c9f350 R15: 00007ffcf4c9f438