Closed cyring closed 2 years ago
kernel: <IRQ> kernel: queued_spin_lock_slowpath+0x7/0xa kernel: nr_blockdev_pages+0x1d/0x70 kernel: si_meminfo+0x3f/0x5c kernel: Sys_MemInfo+0x25/0xa0 [corefreqk] kernel: ? recalibrate_cpu_khz+0x1/0x1 kernel: ? timekeeping_get_ns+0x1c/0x32 kernel: ? Sys_DumpTask+0xed/0xf5 [corefreqk] kernel: Cycle_Skylake+0x5b7/0x7aa [corefreqk] kernel: ? Cycle_Skylake_X+0x7a6/0x7a6 [corefreqk] kernel: __hrtimer_run_queues+0xfa/0x18a kernel: hrtimer_interrupt+0x92/0x160 kernel: __sysvec_apic_timer_interrupt+0x99/0xdb kernel: sysvec_apic_timer_interrupt+0x61/0x7d kernel: </IRQ>
si_meminfo() | |---> nr_blockdev_pages() | |---> spin_lock(&blockdev_superblock)