bridge0: received packet on 1¾x9ÿ 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): P8467/1:b..l rcu: (detected by 1, t=10503 jiffies, g=23429, q=2523 ncpus=2) task:syz.1.612 state:R running task stack:26312 pid:8467 tgid:8456 ppid:5829 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5295 [inline] __schedule+0x1568/0x5290 kernel/sched/core.c:6907 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7234 irqentry_exit+0x599/0x620 kernel/entry/common.c:239 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:lock_acquire+0x221/0x330 kernel/locking/lockdep.c:5872 Code: ff ff ff e8 a1 e5 fd 09 f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 1b a3 76 11 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 00 ca 00 0a cc 48 8d 3d c8 7f 73 RSP: 0018:ffffc90004b7efd8 EFLAGS: 00000286 RAX: 4b40d7ae0bb90300 RBX: 0000000000000000 RCX: 0000000000000046 RDX: 000000005a44979c RSI: ffffffff8e151802 RDI: ffffffff8c276500 RBP: ffffffff81759275 R08: ffffffff81759275 R09: ffffffff8e75e0a0 R10: ffffc90004b7f138 R11: ffffffff81af7870 R12: 0000000000000002 R13: ffffffff8e75e0a0 R14: 0000000000000000 R15: 0000000000000246 rcu_lock_acquire include/linux/rcupdate.h:312 [inline] rcu_read_lock include/linux/rcupdate.h:850 [inline] class_rcu_constructor include/linux/rcupdate.h:1193 [inline] unwind_next_frame+0xc2/0x23c0 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:165 __set_page_owner+0x8d/0x4c0 mm/page_owner.c:341 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x228/0x280 mm/page_alloc.c:1884 prep_new_page mm/page_alloc.c:1892 [inline] get_page_from_freelist+0x24dc/0x2580 mm/page_alloc.c:3950 __alloc_frozen_pages_noprof+0x18d/0x380 mm/page_alloc.c:5245 __alloc_pages_noprof mm/page_alloc.c:5279 [inline] alloc_pages_bulk_noprof+0x558/0x700 mm/page_alloc.c:5199 ___alloc_pages_bulk mm/kasan/shadow.c:345 [inline] __kasan_populate_vmalloc_do mm/kasan/shadow.c:370 [inline] __kasan_populate_vmalloc+0xc1/0x1d0 mm/kasan/shadow.c:424 kasan_populate_vmalloc include/linux/kasan.h:580 [inline] alloc_vmap_area+0xdbc/0x14a0 mm/vmalloc.c:2124 __get_vm_area_node+0x1f8/0x300 mm/vmalloc.c:3219 __vmalloc_node_range_noprof+0x372/0x1730 mm/vmalloc.c:4011 __bpf_map_area_alloc kernel/bpf/syscall.c:403 [inline] bpf_map_area_alloc+0x12d/0x170 kernel/bpf/syscall.c:410 bloom_map_alloc+0x22f/0x470 kernel/bpf/bloom_filter.c:146 map_create+0xafd/0x16a0 kernel/bpf/syscall.c:1506 __sys_bpf+0x6e1/0x950 kernel/bpf/syscall.c:6210 __do_sys_bpf kernel/bpf/syscall.c:6341 [inline] __se_sys_bpf kernel/bpf/syscall.c:6339 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6339 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f83b1d9bf79 RSP: 002b:00007f83b2bc2028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f83b2016180 RCX: 00007f83b1d9bf79 RDX: 0000000000000050 RSI: 0000200000000140 RDI: 0000000000000000 RBP: 00007f83b1e327e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f83b2016218 R14: 00007f83b2016180 R15: 00007ffe56b1e348 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 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on 1¾x9ÿ 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 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) bridge0: received packet on 1¾x9ÿ with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)