这是我从设备中获取的崩溃转储示例。有人能帮我理解这些详细信息的含义吗?示例:[<c406dde4>] (sys_init_module+0x0/0x1878) from [<c400dd00>] (ret_fast_syscall+0x0/0x30)
这里每个值指的是什么?
此崩溃发生在电源循环测试期间。它不是每次都发生。在每次电源切换期间,我都会看到 acpower_isr()/poe_isr() 发生。这是罪魁祸首吗?有 spin_lock()/spin_unlock(),这会导致问题吗?
[<c41af564>] (rb_next+0x0/0x6c) from [<c40d3064>] (alloc_vmap_area.clone.18+0x1c0/0x2f8)
[<c40d2ea4>] (alloc_vmap_area.clone.18+0x0/0x2f8) from [<c40d3268>] (__get_vm_area_node.clone.19+0xcc/0x164)
[<c40d319c>] (__get_vm_area_node.clone.19+0x0/0x164) from [<c40d3bec>] (__vmalloc_node_range+0x5c/0x1d0)
[<c40d3b90>] (__vmalloc_node_range+0x0/0x1d0) from [<c40d3da0>] (__vmalloc_node+0x40/0x4c)
r8:c400de84 r7:00000080 r6:01fa1060 r5:00002814 r4:00002814
[<c40d3d60>] (__vmalloc_node+0x0/0x4c) from [<c40d3ee4>] (vmalloc+0x30/0x3c)
[<c40d3eb4>] (vmalloc+0x0/0x3c) from [<c406de40>] (sys_init_module+0x5c/0x1878)
[<c406dde4>] (sys_init_module+0x0/0x1878) from [<c400dd00>] (ret_fast_syscall+0x0/0x30)
acpower_isr() [105]
poe_isr() [136]
INFO: rcu_sched detected stall on CPU 0 (t=24030 jiffies)