Warning: Permanently added '10.128.1.84' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   64.495437][ T6565] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor107/6565
[   64.505061][ T6565] caller is clock_was_set+0x82/0x7f0
[   64.510347][ T6565] CPU: 1 PID: 6565 Comm: syz-executor107 Not tainted 5.14.0-rc5-next-20210812-syzkaller #0
[   64.520298][ T6565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   64.531026][ T6565] Call Trace:
[   64.534354][ T6565]  dump_stack_lvl+0xcd/0x134
[   64.538961][ T6565]  check_preemption_disabled+0x13e/0x140
[   64.544580][ T6565]  clock_was_set+0x82/0x7f0
[   64.549060][ T6565]  ? lock_release+0x522/0x720
[   64.553766][ T6565]  ? rcu_read_lock_sched_held+0xd/0x70
[   64.559207][ T6565]  ? timekeeping_inject_offset+0x4aa/0x620
[   64.564999][ T6565]  ? lock_downgrade+0x6e0/0x6e0
[   64.569826][ T6565]  ? lock_downgrade+0x6e0/0x6e0
[   64.574655][ T6565]  ? hrtimer_run_softirq+0x360/0x360
[   64.579918][ T6565]  ? memcpy+0x39/0x60
[   64.583881][ T6565]  ? _raw_spin_unlock_irqrestore+0x50/0x70
[   64.589667][ T6565]  timekeeping_inject_offset+0x4b4/0x620
[   64.595279][ T6565]  ? do_settimeofday64+0x5c0/0x5c0
[   64.600368][ T6565]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[   64.606602][ T6565]  ? security_capable+0x8f/0xc0
[   64.611452][ T6565]  ? do_adjtimex+0x266/0xa90
[   64.616028][ T6565]  do_adjtimex+0x28f/0xa90
[   64.620431][ T6565]  ? rcu_read_lock_sched_held+0xd/0x70
[   64.625877][ T6565]  ? lock_acquire+0x442/0x510
[   64.630538][ T6565]  ? ktime_get_update_offsets_now+0x5c0/0x5c0
[   64.636762][ T6565]  ? lock_release+0x522/0x720
[   64.641420][ T6565]  ? __might_fault+0xd3/0x180
[   64.646089][ T6565]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[   64.652310][ T6565]  ? __handle_mm_fault+0x621/0x5150
[   64.657494][ T6565]  ? __do_sys_clock_adjtime+0xc2/0x270
[   64.662935][ T6565]  ? posix_get_monotonic_ktime+0x10/0x10
[   64.668560][ T6565]  __do_sys_clock_adjtime+0x163/0x270
[   64.673921][ T6565]  ? posix_timer_fn+0x3d0/0x3d0
[   64.678755][ T6565]  ? rcu_read_lock_sched_held+0xd/0x70
[   64.684202][ T6565]  ? syscall_enter_from_user_mode+0x21/0x70
[   64.690080][ T6565]  ? trace_hardirqs_on+0x5b/0x1c0
[   64.695099][ T6565]  do_syscall_64+0x35/0xb0
[   64.699505][ T6565]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   64.705380][ T6565] RIP: 0033:0x43ef39
[   64.709308][ T6565] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[   64.728897][ T6565] RSP: 002b:00007ffd41212258 EFLAGS: 00000246 ORIG_RAX: 0000000000000131
[   64.737325][ T6565] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043ef39
[   64.745486