rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10499 ticks this GP) idle=052c/1/0x4000000000000000 softirq=15091/15091 fqs=5248
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1006316          0            0
rcu: 	cputime:    24288      28201           91   ==> 52500(ms)
rcu: 	(t=10501 jiffies g=7417 q=1926 ncpus=2)
CPU: 1 UID: 0 PID: 6154 Comm: syz.1.110 Not tainted 6.16.0-rc6-syzkaller-00434-gcd7c97f4584a #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_read_unlock_special+0x87/0x4c0
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 92 37 f8 10 41 f7 c6 00 00 f0 00 74 49 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc900001e04a0 EFLAGS: 00000206
RAX: 5913f91f0b0ba300 RBX: 1ffff9200003c09c RCX: 5913f91f0b0ba300
RDX: 0000000000000002 RSI: ffffffff8d9986f9 RDI: ffffffff8be29f80
RBP: ffffc900001e0598 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffffffff8e144400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
FS:  00007ff5c49f36c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002540 CR3: 0000000114052000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __rcu_read_unlock+0x84/0xe0
 unwind_next_frame+0x19ae/0x2390
 __unwind_start+0x5b9/0x760
 arch_stack_walk+0xe4/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_slab_alloc+0x6c/0x80
 kmem_cache_alloc_node_noprof+0x1bb/0x3c0
 __alloc_skb+0x112/0x2d0
 wg_packet_send_keepalive+0x65/0x2c0
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_schedule_irq+0xb0/0x150
Code: 24 20 f6 44 24 21 02 74 0c 90 0f 0b 48 f7 03 08 00 00 00 74 64 bf 01 00 00 00 e8 5b 22 21 f6 e8 96 f5 57 f6 fb bf 01 00 00 00 <e8> 1b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc9000669f960 EFLAGS: 00000286
RAX: 5913f91f0b0ba300 RBX: 0000000000000000 RCX: 5913f91f0b0ba300
RDX: 0000000000000000 RSI: ffffffff8d9986f9 RDI: 0000000000000001
RBP: ffffc9000669fa00 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000cd3f2c
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:arch_stack_walk+0xfc/0x150
Code: 48 8d bd 78 ff ff ff 4c 89 e6 4c 89 fa e8 9c 53 09 00 83 bd 78 ff ff ff 00 74 38 4c 8d bd 78 ff ff ff 4c 89 ff e8 e4 29 09 00 <48> 85 c0 74 24 48 89 df 48 89 c6 4d 89 f3 2e e8 a0 d9 07 0a 84 c0
RSP: 0018:ffffc9000669fac8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc9000669fb80 RCX: 5913f91f0b0ba300
RDX: 0000000000000000 RSI: ffffffff8db863da RDI: ffff8881095c9cc0
RBP: ffffc9000669fb50 R08: 0000000000000000 R09: ffffffff81cf0976
R10: ffffc9000669fb18 R11: ffffffff81acf520 R12: ffff8881095c9cc0
R13: ffffffff8dbbf5b8 R14: ffffffff81acf520 R15: ffffc9000669fac8
 stack_trace_save+0x9c/0xe0
 ref_tracker_alloc+0x17d/0x460
 sk_alloc+0x1b1/0x370
 inet_create+0x7a0/0x1000
 __sock_create+0x4b3/0x9f0
 __sys_socket+0xd7/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff5c3b8e9a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff5c49f3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007ff5c3db6080 RCX: 00007ff5c3b8e9a9
RDX: 0000000000000002 RSI: 0000000000000003 RDI: 0000000000000002
RBP: 00007ff5c3c10d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff5c3db6080 R15: 00007ffe428e7908
 </TASK>
sched: DL replenish lagged too much
