clocksource: Long readout interval, skipping watchdog check: cs_nsec: 99015935247 wd_nsec: 99015937587
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10499 ticks this GP) idle=12fc/1/0x4000000000000000 softirq=14294/14469 fqs=5226
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1012081          0            0
rcu: 	cputime:    26132      26357           88   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=7201 q=2673 ncpus=2)
CPU: 1 UID: 0 PID: 6315 Comm: syz.0.141 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:__sanitizer_cov_trace_const_cmp4+0x2f/0x90
Code: 8b 04 24 65 48 8b 14 25 08 10 a0 92 65 8b 0d e8 e2 df 10 81 e1 00 01 ff 00 74 11 81 f9 00 01 00 00 75 5b 83 ba 3c 16 00 00 00 <74> 52 8b 8a 18 16 00 00 83 f9 03 75 47 48 8b 8a 20 16 00 00 44 8b
RSP: 0018:ffffc900001e0758 EFLAGS: 00000246
RAX: ffffffff81a11f6e RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff8881084f0000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0830 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 1ffff9200003c0f0
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fefc54196c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000040 CR3: 0000000028074000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __down_trylock_console_sem+0x14e/0x1e0
 vprintk_emit+0x320/0x7a0
 _printk+0xcf/0x120
 clocksource_watchdog+0xdca/0x11c0
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/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:ffffc900076178e0 EFLAGS: 00000282
RAX: 29aca75dafebf600 RBX: 0000000000000000 RCX: 29aca75dafebf600
RDX: 0000000000000000 RSI: ffffffff8d998836 RDI: 0000000000000001
RBP: ffffc90007617980 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000ec2f1c
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:seqcount_lockdep_reader_access+0x17e/0x1c0
Code: 00 4d 85 e4 75 16 e8 a1 5f 11 00 eb 15 e8 9a 5f 11 00 e8 c5 bf bf 09 4d 85 e4 74 ea e8 8b 5f 11 00 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3e 00 00 00 00 66 43 c7 44 3e 09 00 00 43 c6 44 3e 0b 00
RSP: 0018:ffffc90007617a40 EFLAGS: 00000293
RAX: ffffffff81aec965 RBX: 0000000000000000 RCX: ffff8881084f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007617ae8 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000200
R13: 1ffff92000ec2f74 R14: 1ffff92000ec2f48 R15: dffffc0000000000
 ktime_get_coarse_real_ts64_mg+0x52/0x1e0
 inode_set_ctime_current+0x9a/0xb40
 path_from_stashed+0x301/0x8f0
 pidfs_register_pid+0x108/0x1b0
 unix_socketpair+0xdc/0x6f0
 __sys_socketpair+0x2bb/0x560
 __x64_sys_socketpair+0x9b/0xb0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fefc458e9a9
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:00007fefc5419038 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007fefc47b5fa0 RCX: 00007fefc458e9a9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 00007fefc4610d69 R08: 0000000000000000 R09: 0000000000000000
R10: 00002000000000c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fefc47b5fa0 R15: 00007ffe523d07e8
 </TASK>
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 6315 Comm: syz.0.141 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:__sanitizer_cov_trace_const_cmp4+0x2f/0x90
Code: 8b 04 24 65 48 8b 14 25 08 10 a0 92 65 8b 0d e8 e2 df 10 81 e1 00 01 ff 00 74 11 81 f9 00 01 00 00 75 5b 83 ba 3c 16 00 00 00 <74> 52 8b 8a 18 16 00 00 83 f9 03 75 47 48 8b 8a 20 16 00 00 44 8b
RSP: 0018:ffffc900001e0758 EFLAGS: 00000246
RAX: ffffffff81a11f6e RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff8881084f0000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0830 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 1ffff9200003c0f0
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fefc54196c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000040 CR3: 0000000028074000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __down_trylock_console_sem+0x14e/0x1e0
 vprintk_emit+0x320/0x7a0
 _printk+0xcf/0x120
 clocksource_watchdog+0xdca/0x11c0
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/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:ffffc900076178e0 EFLAGS: 00000282
RAX: 29aca75dafebf600 RBX: 0000000000000000 RCX: 29aca75dafebf600
RDX: 0000000000000000 RSI: ffffffff8d998836 RDI: 0000000000000001
RBP: ffffc90007617980 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000ec2f1c
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:seqcount_lockdep_reader_access+0x17e/0x1c0
Code: 00 4d 85 e4 75 16 e8 a1 5f 11 00 eb 15 e8 9a 5f 11 00 e8 c5 bf bf 09 4d 85 e4 74 ea e8 8b 5f 11 00 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3e 00 00 00 00 66 43 c7 44 3e 09 00 00 43 c6 44 3e 0b 00
RSP: 0018:ffffc90007617a40 EFLAGS: 00000293
RAX: ffffffff81aec965 RBX: 0000000000000000 RCX: ffff8881084f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007617ae8 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000200
R13: 1ffff92000ec2f74 R14: 1ffff92000ec2f48 R15: dffffc0000000000
 ktime_get_coarse_real_ts64_mg+0x52/0x1e0
 inode_set_ctime_current+0x9a/0xb40
 path_from_stashed+0x301/0x8f0
 pidfs_register_pid+0x108/0x1b0
 unix_socketpair+0xdc/0x6f0
 __sys_socketpair+0x2bb/0x560
 __x64_sys_socketpair+0x9b/0xb0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fefc458e9a9
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:00007fefc5419038 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007fefc47b5fa0 RCX: 00007fefc458e9a9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 00007fefc4610d69 R08: 0000000000000000 R09: 0000000000000000
R10: 00002000000000c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fefc47b5fa0 R15: 00007ffe523d07e8
 </TASK>
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 6315 Comm: syz.0.141 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:native_apic_msr_write+0x39/0x50
Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 cc cc cc cc cc f3 0f 1e fa 89 f6 31 d2 e9 e2 db 86 03 66
RSP: 0018:ffffc900001e01c8 EFLAGS: 00000046
RAX: 00000000000000f6 RBX: 0000000000000200 RCX: 000000000000083f
RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
RBP: ffffc900001e0298 R08: ffffc900001e0227 R09: 1ffff9200003c044
R10: dffffc0000000000 R11: fffff5200003c045 R12: ffff88813663af01
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881366314f0
FS:  00007fefc54196c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000040 CR3: 0000000028074000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_irq_work_raise+0x6d/0x80
 __irq_work_queue_local+0x1d7/0x550
 irq_work_queue_on+0x122/0x230
 rcu_read_unlock_special+0x3ab/0x4c0
 __rcu_read_unlock+0x84/0xe0
 trace_call_bpf+0x5ae/0x850
 perf_trace_run_bpf_submit+0x78/0x170
 perf_trace_preemptirq_template+0x280/0x340
 trace_irq_disable+0xee/0x110
 irqentry_enter+0x3d/0x60
 sysvec_apic_timer_interrupt+0xe/0xc0
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x2f/0x90
Code: 8b 04 24 65 48 8b 14 25 08 10 a0 92 65 8b 0d e8 e2 df 10 81 e1 00 01 ff 00 74 11 81 f9 00 01 00 00 75 5b 83 ba 3c 16 00 00 00 <74> 52 8b 8a 18 16 00 00 83 f9 03 75 47 48 8b 8a 20 16 00 00 44 8b
RSP: 0018:ffffc900001e0758 EFLAGS: 00000246
RAX: ffffffff81a11f6e RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff8881084f0000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0830 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 1ffff9200003c0f0
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
 __down_trylock_console_sem+0x14e/0x1e0
 vprintk_emit+0x320/0x7a0
 _printk+0xcf/0x120
 clocksource_watchdog+0xdca/0x11c0
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/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:ffffc900076178e0 EFLAGS: 00000282
RAX: 29aca75dafebf600 RBX: 0000000000000000 RCX: 29aca75dafebf600
RDX: 0000000000000000 RSI: ffffffff8d998836 RDI: 0000000000000001
RBP: ffffc90007617980 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000ec2f1c
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:seqcount_lockdep_reader_access+0x17e/0x1c0
Code: 00 4d 85 e4 75 16 e8 a1 5f 11 00 eb 15 e8 9a 5f 11 00 e8 c5 bf bf 09 4d 85 e4 74 ea e8 8b 5f 11 00 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3e 00 00 00 00 66 43 c7 44 3e 09 00 00 43 c6 44 3e 0b 00
RSP: 0018:ffffc90007617a40 EFLAGS: 00000293
RAX: ffffffff81aec965 RBX: 0000000000000000 RCX: ffff8881084f0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007617ae8 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000200
R13: 1ffff92000ec2f74 R14: 1ffff92000ec2f48 R15: dffffc0000000000
 ktime_get_coarse_real_ts64_mg+0x52/0x1e0
 inode_set_ctime_current+0x9a/0xb40
 path_from_stashed+0x301/0x8f0
 pidfs_register_pid+0x108/0x1b0
 unix_socketpair+0xdc/0x6f0
 __sys_socketpair+0x2bb/0x560
 __x64_sys_socketpair+0x9b/0xb0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fefc458e9a9
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:00007fefc5419038 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007fefc47b5fa0 RCX: 00007fefc458e9a9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 00007fefc4610d69 R08: 0000000000000000 R09: 0000000000000000
R10: 00002000000000c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fefc47b5fa0 R15: 00007ffe523d07e8
 </TASK>
