rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=6da4/1/0x4000000000000000 softirq=54160/54161 fqs=5250
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:     5305          0            0
rcu: 	cputime:      115          0        52382   ==> 52500(ms)
rcu: 	(t=10502 jiffies g=51129 q=2495 ncpus=2)
CPU: 0 UID: 0 PID: 12989 Comm: syz.1.1569 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
RIP: 0010:rcu_lockdep_current_cpu_online+0x34/0x120
Code: 48 8b 0d ef 8e e7 11 b0 01 f7 c1 00 00 00 f0 0f 85 d7 00 00 00 83 3d 76 a9 cd 0e 00 0f 84 ca 00 00 00 65 48 ff 05 cc 8e e7 11 <e8> 67 40 36 0a 89 c3 83 f8 08 0f 83 c8 00 00 00 49 be 00 00 00 00
RSP: 0018:ffffc900077874d0 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000201
RDX: 0000000000000000 RSI: ffffffff8c6d8b60 RDI: ffffffff8c6d8b20
RBP: ffffc900077875f0 R08: ffff88810fdbda00 R09: 0000000000000004
R10: 0000000000000008 R11: 0000000000000000 R12: ffff8881ae6b5000
R13: ffff8881ae6b5290 R14: 0000000000000001 R15: ffff88810d846200
FS:  00007fa38e7e66c0(0000) GS:ffff88818d6de000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000f000 CR3: 000000011c352000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 rcu_read_lock_bh_held+0x23/0x50
 hfsc_enqueue+0x56e/0xf80
 dev_qdisc_enqueue+0x4e/0x260
 __dev_queue_xmit+0x1b45/0x3820
 packet_sendmsg+0x3d0d/0x4f80
 sock_sendmsg_nosec+0x13a/0x180
 __sys_sendto+0x408/0x5a0
 __x64_sys_sendto+0xde/0x100
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa38d99e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa38e7e6028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fa38dc26090 RCX: 00007fa38d99e159
RDX: 000000000000fd1e RSI: 00002000000002c0 RDI: 0000000000000003
RBP: 00007fa38da35024 R08: 0000200000000140 R09: 0000000000000014
R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa38dc26128 R14: 00007fa38dc26090 R15: 00007ffc42883558
 </TASK>
