rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (1 GPs behind) idle=20b4/1/0x4000000000000000 softirq=86411/86412 fqs=5248
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1055123          0            0
rcu: 	cputime:    33773      18716           86   ==> 52500(ms)
rcu: 	(t=10502 jiffies g=71621 q=1280 ncpus=2)
CPU: 1 UID: 0 PID: 20588 Comm: syz.3.4211 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8-dirty #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:unwind_next_frame+0x130e/0x2390
Code: c1 e8 3f 48 01 c8 48 83 e0 fe 4c 8d 3c 45 00 00 00 00 49 01 ef 4c 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 <84> c0 75 27 49 63 07 4c 01 f8 49 8d 4f 04 4c 39 e0 48 0f 46 e9 49
RSP: 0018:ffffc900001e0078 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: ffffffff901617cc RCX: dffffc0000000000
RDX: ffffffff901617cc RSI: ffffffff90c18e5e RDI: ffffffff8be2fca0
RBP: ffffffff901617cc R08: 0000000000000001 R09: ffffffff8172c025
R10: ffffc900001e0198 R11: ffffffff81ac34b0 R12: ffffffff89e798c0
R13: ffffffff901617cc R14: ffffc900001e0148 R15: ffffffff901617cc
FS:  00007fa2631f66c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c321d48 CR3: 000000012c82a000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 ref_tracker_alloc+0x17d/0x460
 dst_init+0xd9/0x450
 dst_alloc+0x12a/0x170
 ip_route_output_key_hash_rcu+0x14e1/0x23d0
 ip_route_output_key_hash+0x1b9/0x2e0
 ip_route_output_flow+0x2a/0x150
 inet_sk_rebuild_header+0x915/0x1d50
 __tcp_retransmit_skb+0x25b/0x14c0
 tcp_retransmit_skb+0x33/0x440
 tcp_retransmit_timer+0x190c/0x3370
 tcp_write_timer+0x162/0x2e0
 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 4b 6e 17 f6 e8 46 b1 4e f6 fb bf 01 00 00 00 <e8> 5b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc90003ac7b80 EFLAGS: 00000282
RAX: d8797498cbce3d00 RBX: 0000000000000000 RCX: d8797498cbce3d00
RDX: 0000000000000000 RSI: ffffffff8d9b163e RDI: 0000000000000001
RBP: ffffc90003ac7c20 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000758f70
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:kasan_check_range+0x1c5/0x2c0
Code: 75 ee 4d 89 cc 4d 29 dc 4d 29 f4 49 01 dc 4d 01 f3 49 8d 5c 24 07 4d 85 e4 49 0f 49 dc 48 83 e3 f8 49 29 dc 74 12 41 80 3b 00 <0f> 85 b8 00 00 00 49 ff c3 49 ff cc 75 ee 5b 41 5c 41 5d 41 5e 41
RSP: 0018:ffffc90003ac7ce8 EFLAGS: 00000246
RAX: ffffffff81d05101 RBX: 0000000000000000 RCX: ffffffff81d0520c
RDX: 0000000000000001 RSI: 0000000000000098 RDI: ffffc90003ac7d80
RBP: 0000000000000000 R08: ffffc90003ac7e17 R09: 1ffff92000758fc2
R10: dffffc0000000000 R11: fffff52000758fc2 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000010 R15: 0000000000000000
 __asan_memset+0x22/0x50
 __sys_bpf+0xbc/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa264f8ebe9
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:00007fa2631f6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fa2651b5fa0 RCX: 00007fa264f8ebe9
RDX: 0000000000000070 RSI: 0000200000000440 RDI: 0000000000000005
RBP: 00007fa265011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa2651b6038 R14: 00007fa2651b5fa0 R15: 00007ffd2be734f8
 </TASK>
