INFO: rcu_sched self-detected stall on CPU
	0-....: (124999 ticks this GP) idle=c0a/1/4611686018427387906 softirq=46793/46793 fqs=31153 
	 (t=125000 jiffies g=24511 c=24510 q=1063)
NMI backtrace for cpu 0
CPU: 0 PID: 13467 Comm: syz-executor5 Not tainted 4.16.0+ #288
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1a7/0x27d lib/dump_stack.c:53
 nmi_cpu_backtrace+0x1e0/0x220 lib/nmi_backtrace.c:103
 nmi_trigger_cpumask_backtrace+0x123/0x180 lib/nmi_backtrace.c:62
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 trigger_single_cpu_backtrace include/linux/nmi.h:156 [inline]
 rcu_dump_cpu_stacks+0x186/0x1d3 kernel/rcu/tree.c:1376
 print_cpu_stall kernel/rcu/tree.c:1525 [inline]
 check_cpu_stall.isra.63+0xbb8/0x15b0 kernel/rcu/tree.c:1593
 __rcu_pending kernel/rcu/tree.c:3356 [inline]
 rcu_pending kernel/rcu/tree.c:3401 [inline]
 rcu_check_callbacks+0x21b/0xae0 kernel/rcu/tree.c:2763
 update_process_times+0x30/0x60 kernel/time/timer.c:1636
 tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:162
 tick_sched_timer+0x42/0x120 kernel/time/tick-sched.c:1170
 __run_hrtimer kernel/time/hrtimer.c:1349 [inline]
 __hrtimer_run_queues+0x39c/0xec0 kernel/time/hrtimer.c:1411
 hrtimer_interrupt+0x2a5/0x6f0 kernel/time/hrtimer.c:1469
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline]
 smp_apic_timer_interrupt+0x14a/0x700 arch/x86/kernel/apic/apic.c:1050
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:862
 </IRQ>
RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50 kernel/kcov.c:94
RSP: 0018:ffff8801ae8b7608 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff12
RAX: ffff8801d96b4000 RBX: ffffffffffffff00 RCX: 0000000000000008
RDX: 0000000000040000 RSI: 0000000000000008 RDI: ffff8801d7055e20
RBP: ffff8801ae8b7608 R08: ffffed003ae0abc5 R09: ffff8801d7055e20
R10: 0000000000000001 R11: ffffed003ae0abc4 R12: ffffffffffffffff
R13: 0000000000000000 R14: ffff8801d7055e20 R15: 0000000000000000
 __bitmap_set+0x9f/0x110 lib/bitmap.c:270
 bitmap_set include/linux/bitmap.h:375 [inline]
 __bitmap_parselist+0x310/0x4b0 lib/bitmap.c:616
 bitmap_parselist+0x3a/0x50 lib/bitmap.c:628
 cpulist_parse include/linux/cpumask.h:639 [inline]
 update_cpumask kernel/cgroup/cpuset.c:974 [inline]
 cpuset_write_resmask+0x16b0/0x2850 kernel/cgroup/cpuset.c:1724
 cgroup_file_write+0x2ae/0x710 kernel/cgroup/cgroup.c:3429
 kernfs_fop_write+0x2bc/0x440 fs/kernfs/file.c:316
 __vfs_write+0xef/0x970 fs/read_write.c:485
 vfs_write+0x189/0x510 fs/read_write.c:549
 ksys_write+0xef/0x220 fs/read_write.c:598
 SYSC_write fs/read_write.c:610 [inline]
 SyS_write+0x24/0x30 fs/read_write.c:607
 do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fe3c99
RSP: 002b:00000000f5fdf0ac EFLAGS: 00000282 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 00000000200001c0
RDX: 00000000000000d0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000