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 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): P30704/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=344413, q=293642 ncpus=2)
task:kworker/u8:12   state:R  running task     stack:25536 pid:30704 tgid:30704 ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: krds_cp_wq#24/0 rds_connect_worker
Call Trace:
 <TASK>
 __schedule+0x17d4/0x5630
 preempt_schedule_irq+0x4b/0x90
 irqentry_exit+0x14f/0x910
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:deref_stack_reg+0x1a2/0x220
Code: 39 f0 0f 96 c0 20 c8 3c 01 75 30 4c 89 c7 49 89 f7 e8 12 07 00 00 49 89 c6 48 8b 5c 24 08 48 89 d8 48 c1 e8 03 42 80 3c 38 00 <74> 08 48 89 df e8 34 b6 be 00 4c 89 33 b0 01 eb 02 31 c0 48 83 c4
RSP: 0018:ffffc9002026f238 EFLAGS: 00000246
RAX: 1ffff9200404de6d RBX: ffffc9002026f368 RCX: 0000000000000001
RDX: ffffc9002026f368 RSI: dffffc0000000000 RDI: ffffc9002026fe18
RBP: ffffc90020268000 R08: ffffc9002026fe18 R09: 0000000000000000
R10: ffffc9002026f378 R11: fffff5200404de71 R12: 1ffff9200404de66
R13: 1ffff9200404de67 R14: ffff8881a0f24820 R15: dffffc0000000000
 unwind_next_frame+0x19bd/0x2550
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 save_stack+0x122/0x230
 __reset_page_owner+0x71/0x1f0
 __free_frozen_pages+0xc22/0xd20
 __slab_free+0x274/0x2c0
 qlist_free_all+0x99/0x100
 kasan_quarantine_reduce+0x148/0x160
 __kasan_slab_alloc+0x22/0x80
 kmem_cache_alloc_noprof+0x2a4/0x5f0
 security_inode_alloc+0x39/0x310
 inode_init_always_gfp+0x97e/0xd30
 alloc_inode+0x82/0x1b0
 __sock_create+0x12d/0x9d0
 rds_tcp_conn_path_connect+0x2d8/0x920
 rds_connect_worker+0x1d8/0x290
 process_scheduled_works+0xa88/0x14c0
 worker_thread+0xa47/0xfb0
 kthread+0x38b/0x480
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
rcu: rcu_preempt kthread starved for 1595 jiffies! g344413 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27496 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x17d4/0x5630
 schedule+0x164/0x2b0
 schedule_timeout+0x152/0x2c0
 rcu_gp_fqs_loop+0x30c/0x11f0
 rcu_gp_kthread+0x9e/0x2b0
 kthread+0x38b/0x480
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 10511 Comm: kworker/R-bond1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: bond135 bond_3ad_state_machine_handler
RIP: 0010:native_apic_msr_write+0x39/0x50
Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 e9 90 8d 62 0a cc 89 f6 31 d2 e9 f6 24 9e 03 66 0f 1f 44 00
RSP: 0018:ffffc90000a08e50 EFLAGS: 00000046
RAX: 00000000000000cb RBX: ffff88823c623c80 RCX: 0000000000000838
RDX: 0000000000000000 RSI: 00000000000000cb RDI: 0000000000000838
RBP: ffffc90000a08f08 R08: 0000000000000100 R09: 0000000000080000
R10: 0000000000000000 R11: ffffffff8174c510 R12: 00000000000000cb
R13: dffffc0000000000 R14: 00000000100078cb R15: 0000000000000020
FS:  0000000000000000(0000) GS:ffff8882a8f2d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd759b5da08 CR3: 000000000e946000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 lapic_next_event+0x11/0x20
 clockevents_program_event+0x385/0x630
 hrtimer_run_softirq+0x255/0x2e0
 handle_softirqs+0x226/0x860
 do_softirq+0x77/0xd0
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x100/0x140
 bond_3ad_state_machine_handler+0x5a7c/0x5d60
 process_scheduled_works+0xa88/0x14c0
 rescuer_thread+0x7b6/0x10b0
 kthread+0x38b/0x480
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
net_ratelimit: 13477 callbacks suppressed
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 12864 callbacks suppressed
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
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 bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
