rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...0: (1 GPs behind) idle=61c4/1/0x4000000000000000 softirq=85131/85134 fqs=5248 (detected by 0, t=10502 jiffies, g=129961, q=712 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 26259 Comm: syz-executor.2 Not tainted 6.1.21-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:132 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x251/0x290 mm/kasan/generic.c:189 Code: 29 02 eb 1a 4d 8d 4c 29 03 eb 13 4d 8d 4c 29 04 eb 0c 4d 8d 4c 29 05 eb 05 4d 8d 4c 29 06 4c 89 cd 4d 85 c9 0f 84 5a ff ff ff <4c> 8d 4c 3e ff 4c 89 cb 48 c1 eb 03 4c 01 c3 48 39 dd 75 12 41 83 RSP: 0018:ffffc900001e0bb8 EFLAGS: 00000086 RAX: 0000000000000001 RBX: 1ffff9200003c188 RCX: ffffffff816afa7a RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc900001e0c40 RBP: fffff5200003c188 R08: dffffc0000000000 R09: fffff5200003c188 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff888072dc12e8 R13: 1ffff9200003c188 R14: fffff5200003c189 R15: 1ffff1100e5b825e FS: 00007f993684c700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30825000 CR3: 0000000078bea000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read_write include/linux/instrumented.h:102 [inline] atomic_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:542 [inline] queued_spin_lock include/asm-generic/qspinlock.h:111 [inline] do_raw_spin_lock+0x14a/0x370 kernel/locking/spinlock_debug.c:115 spin_lock include/linux/spinlock.h:350 [inline] advance_sched+0x47/0x940 net/sched/sch_taprio.c:700 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] __sysvec_apic_timer_interrupt+0x156/0x580 arch/x86/kernel/apic/apic.c:1113 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 02 71 58 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 c7 95 d6 f6 65 8b 05 08 39 7b 75 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc9000575f8c0 EFLAGS: 00000206 RAX: 7fdd8c5436652b00 RBX: 1ffff92000aebf1c RCX: ffffffff91a67003 RDX: dffffc0000000000 RSI: ffffffff8aebc5e0 RDI: 0000000000000001 RBP: ffffc9000575f960 R08: dffffc0000000000 R09: ffffed1006cc9312 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff92000aebf18 R14: ffffc9000575f8e0 R15: 0000000000000246 spin_unlock_irqrestore include/linux/spinlock.h:405 [inline] timerfd_clock_was_set+0x1b3/0x2a0 fs/timerfd.c:113 clock_was_set+0x86e/0x900 kernel/time/hrtimer.c:980 timekeeping_inject_offset+0x65f/0x710 kernel/time/timekeeping.c:1395 do_adjtimex+0x511/0xaa0 kernel/time/timekeeping.c:2444 do_clock_adjtime kernel/time/posix-timers.c:1118 [inline] __do_sys_clock_adjtime kernel/time/posix-timers.c:1130 [inline] __se_sys_clock_adjtime kernel/time/posix-timers.c:1121 [inline] __x64_sys_clock_adjtime+0x1dc/0x290 kernel/time/posix-timers.c:1121 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9935a8c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f993684c168 EFLAGS: 00000246 ORIG_RAX: 0000000000000131 RAX: ffffffffffffffda RBX: 00007f9935babf80 RCX: 00007f9935a8c0f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f9935ae7b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc5778e12f R14: 00007f993684c300 R15: 0000000000022000