Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts. [ 354.446002][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 354.452654][ C1] rcu: 1-....: (10499 ticks this GP) idle=23b/1/0x4000000000000000 softirq=5447/5447 fqs=5210 [ 354.463424][ C1] (t=10500 jiffies g=4401 q=63 ncpus=2) [ 354.469097][ C1] NMI backtrace for cpu 1 [ 354.473404][ C1] CPU: 1 PID: 3614 Comm: syz-executor153 Not tainted 5.18.0-rc2-next-20220414-syzkaller #0 [ 354.483358][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.493395][ C1] Call Trace: [ 354.496660][ C1] <IRQ> [ 354.499506][ C1] dump_stack_lvl+0xcd/0x134 [ 354.504216][ C1] nmi_cpu_backtrace.cold+0x47/0x144 [ 354.509584][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 354.514829][ C1] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 354.520887][ C1] rcu_dump_cpu_stacks+0x262/0x3f0 [ 354.526032][ C1] rcu_sched_clock_irq.cold+0x144/0x8fc [ 354.531602][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 354.536811][ C1] ? rcutree_dead_cpu+0x30/0x30 [ 354.541697][ C1] ? timekeeping_advance+0x978/0xe30 [ 354.546994][ C1] ? timekeeping_inject_offset+0x620/0x620 [ 354.552805][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 354.559090][ C1] ? hrtimer_run_queues+0x93/0x400 [ 354.564198][ C1] ? tick_sched_do_timer+0x470/0x470 [ 354.569547][ C1] update_process_times+0x16d/0x200 [ 354.574742][ C1] tick_sched_handle+0x9b/0x180 [ 354.579588][ C1] tick_sched_timer+0xee/0x120 [ 354.584347][ C1] __hrtimer_run_queues+0x1c0/0xe50 [ 354.589544][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 354.595516][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 354.601584][ C1] hrtimer_interrupt+0x31c/0x790 [ 354.606544][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 354.612568][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 354.618238][ C1] </IRQ> [ 354.621167][ C1] <TASK> [ 354.624090][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 354.630120][ C1] RIP: 0010:__mnt_want_write+0xdd/0x2e0 [ 354.635725][ C1] Code: 00 02 00 00 89 de e8 22 64 9c ff 85 db 74 42 48 b8 00 00 00 00 00 fc ff df 4d 89 ec 49 c1 ec 03 49 01 c4 e8 e5 61 9c ff f3 90 <41> 0f b6 04 24 84 c0 74 08 3c 03 0f 8e 99 01 00 00 8b 5d 10 31 ff [ 354.655452][ C1] RSP: 0018:ffffc90003acfdf0 EFLAGS: 00000293 [ 354.661509][ C1] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 354.669564][ C1] RDX: ffff8880209957c0 RSI: ffffffff81dda00b RDI: 0000000000000003 [ 354.677533][ C1] RBP: ffff888140174c20 R08: 0000000000000000 R09: 0000000000000000 [ 354.685508][ C1] R10: ffffffff81dda030 R11: 1ffffffff1f09899 R12: ffffed102802e986 [ 354.693479][ C1] R13: ffff888140174c30 R14: ffff888140174c50 R15: 0000000000000000 [ 354.701456][ C1] ? __mnt_want_write+0x100/0x2e0 [ 354.706491][ C1] ? __mnt_want_write+0xdb/0x2e0 [ 354.711440][ C1] mnt_want_write+0x13d/0x3e0 [ 354.716113][ C1] path_setxattr+0xb2/0x1c0 [ 354.720607][ C1] ? setxattr+0x160/0x160 [ 354.724936][ C1] __x64_sys_lsetxattr+0xbd/0x150 [ 354.729962][ C1] ? syscall_enter_from_user_mode+0x21/0x70 [ 354.735852][ C1] do_syscall_64+0x35/0xb0 [ 354.740293][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 354.746176][ C1] RIP: 0033:0x7f7262608cc9 [ 354.750585][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 354.770191][ C1] RSP: 002b:00007f72625992f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 354.778615][ C1] RAX: ffffffffffffffda RBX: 00007f72626904b0 RCX: 00007f7262608cc9 [ 354.786588][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000600 [ 354.794557][ C1] RBP: 00007f726265e074 R08: 0000000000000001 R09: 0000000000000000 [ 354.802536][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e [ 354.810509][ C1] R13: 695f70756f72672c R14: 695f726573752c30 R15: 00007f72626904b8 [ 354.818490][ C1] </TASK>