rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10493 ticks this GP) idle=6f6c/1/0x4000000000000000 softirq=24381/24382 fqs=4928
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1065968          1            0
rcu: 	cputime:    25990      26489           90   ==> 52480(ms)
rcu: 	(t=10500 jiffies g=16837 q=3749 ncpus=2)
CPU: 1 UID: 0 PID: 8021 Comm: syz.3.651 Not tainted 6.16.0-rc6-syzkaller-00411-g95993dc3039e #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:_raw_spin_unlock_irq+0x29/0x50
Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 4a 35 2d f6 48 89 df e8 a2 cc 2d f6 e8 0d 9e 56 f6 fb bf 01 00 00 00 <e8> 72 cc 1f f6 65 8b 05 1b f9 2e 07 85 c0 74 07 5b e9 81 4c 00 00
RSP: 0018:ffffc900001e0c90 EFLAGS: 00000286
RAX: 6103f6cc2c7f4d00 RBX: ffff888136624880 RCX: 6103f6cc2c7f4d00
RDX: 0000000000000003 RSI: ffffffff8d998836 RDI: 0000000000000001
RBP: ffffc900001e0e10 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffff888136624880
R13: 1ffff9200003c1ac R14: ffffffff99af9920 R15: ffffc900001e0d60
FS:  00007f862d6aa6c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000108044000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __run_timer_base+0x60a/0x860
 run_timer_softirq+0x67/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_irq_work+0xa3/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_irq_work+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 8b 2d 21 f6 e8 c6 00 58 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:ffffc90007dcfb00 EFLAGS: 00000286
RAX: 6103f6cc2c7f4d00 RBX: 0000000000000000 RCX: 6103f6cc2c7f4d00
RDX: 0000000000000007 RSI: ffffffff8d998836 RDI: 0000000000000001
RBP: ffffc90007dcfbb0 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000fb9f60
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:find_vma+0x0/0x160
Code: 24 45 31 c9 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 93 7d 58 ff 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48
RSP: 0018:ffffc90007dcfc78 EFLAGS: 00000293
RAX: ffffffff820903e4 RBX: ffff888111830a00 RCX: ffff8881257a9cc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888111830a00
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff820903c2
R10: dffffc0000000000 R11: ffffed1022306170 R12: ffffc90007dcfda8
R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90007dcfda8
 lock_mm_and_find_vma+0x5f/0x300
 do_user_addr_fault+0x331/0x1390
 exc_page_fault+0x76/0xf0
 asm_exc_page_fault+0x26/0x30
RIP: 0010:__put_user_4+0xd/0x20
Code: 66 89 01 31 c9 0f 1f 00 c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 89 cb 48 c1 fb 3f 48 09 d9 0f 1f 00 <89> 01 31 c9 0f 1f 00 c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90007dcfe50 EFLAGS: 00010246
RAX: 000000000000000c RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8db86553 RDI: ffffffff8be29f40
RBP: 000000000000000c R08: 0000000000000000 R09: ffffffff820bc570
R10: dffffc0000000000 R11: ffffed1021a52919 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
 __sys_socketpair+0xb7/0x560
 __x64_sys_socketpair+0x9b/0xb0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f862c78e9a9
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:00007f862d6aa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007f862c9b5fa0 RCX: 00007f862c78e9a9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 00007f862c810d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f862c9b5fa0 R15: 00007ffe997bdbb8
 </TASK>
sched: DL replenish lagged too much
clocksource: Long readout interval, skipping watchdog check: cs_nsec: 106083994086 wd_nsec: 106083993254
