rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10501 ticks this GP) idle=9c4c/1/0x4000000000000000 softirq=159260/159260 fqs=4959
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1222558          0            0
rcu: 	cputime:    34881      17618           75   ==> 52510(ms)
rcu: 	(t=10502 jiffies g=163321 q=2459 ncpus=2)
CPU: 1 UID: 0 PID: 6791 Comm: syz.8.11814 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:kfence_guarded_alloc+0x6cd/0xc70
Code: af ac ad 4d 8b 37 4c 89 f3 48 81 e3 00 f0 ff ff 48 89 df 4c 89 f6 e8 52 7b 9c ff 4c 39 f3 75 07 e8 e8 78 9c ff eb 58 49 89 dd <4c> 89 e8 48 c1 e8 03 49 be 00 00 00 00 00 fc ff df 42 80 3c 30 00
RSP: 0018:ffffc900001e03c0 EFLAGS: 00000246
RAX: ffffffff82232656 RBX: ffff8881364bc000 RCX: ffff88801f760000
RDX: 0000000000000100 RSI: ffff8881364bcf00 RDI: ffff8881364bc000
RBP: ffffc900001e04d0 R08: ffffffff99b1442b R09: 1ffffffff3362885
R10: dffffc0000000000 R11: fffffbfff3362886 R12: adacafaea9a8abaa
R13: ffff8881364bcbf0 R14: ffff8881364bcf00 R15: ffff88813fee3d10
FS:  00007fc14ec746c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000004 CR3: 000000003715e000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __kfence_alloc+0x385/0x3b0
 kmem_cache_alloc_noprof+0x316/0x3c0
 dst_alloc+0x105/0x170
 icmp6_dst_alloc+0x75/0x420
 ndisc_send_skb+0x41f/0x1440
 addrconf_rs_timer+0x369/0x670
 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:finish_task_switch+0x26b/0x950
Code: 0f 84 3c 01 00 00 48 85 db 0f 85 63 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 4c 89 e7 e8 6f d1 e8 09 e8 1a 28 36 00 fb 4c 8b 65 c0 <49> 8d bc 24 18 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc90002b9f2b8 EFLAGS: 00000286
RAX: 77786faefb93ab00 RBX: 0000000000000000 RCX: 77786faefb93ab00
RDX: 0000000000000007 RSI: ffffffff8d9b1631 RDI: ffffffff8be2fd00
RBP: ffffc90002b9f310 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: ffff88801f760000
R13: dffffc0000000000 R14: ffff88801c2f1cc0 R15: ffff88813663ab58
 __schedule+0x17a0/0x4cc0
 preempt_schedule_irq+0xb5/0x150
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:tomoyo_check_acl+0xd0/0x400
Code: 00 00 4c 8b 75 00 49 39 ee 0f 84 e6 01 00 00 4d 8d 7e 18 4c 89 f8 48 c1 e8 03 0f b6 04 18 84 c0 0f 85 09 01 00 00 45 0f b6 3f <31> ff 44 89 fe e8 a6 3a 43 fd 45 85 ff 74 0a e8 9c 37 43 fd e9 b4
RSP: 0018:ffffc90002b9f6b0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc90020c5a000 RSI: 0000000000000079 RDI: 000000000000007a
RBP: ffff888108e6b790 R08: ffffc90002b9f88f R09: 0000000000000000
R10: ffffc90002b9f840 R11: fffff52000573f12 R12: 0000000000000000
R13: 0000000000000000 R14: ffff888108acae80 R15: 0000000000000000
 tomoyo_check_inet_address+0x458/0x8c0
 tomoyo_socket_sendmsg_permission+0x216/0x300
 security_socket_sendmsg+0x9b/0x2b0
 __sock_sendmsg+0x49/0x270
 ____sys_sendmsg+0x505/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __x64_sys_sendmsg+0x19b/0x260
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc14dd8ebe9
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:00007fc14ec74038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fc14dfb5fa0 RCX: 00007fc14dd8ebe9
RDX: 0000000000000000 RSI: 0000200000000400 RDI: 0000000000000006
RBP: 00007fc14de11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc14dfb6038 R14: 00007fc14dfb5fa0 R15: 00007ffdec1a6f48
 </TASK>
