在取消引用 NULL request->q 指针时,blk_mq_rq_timed_out() 崩溃。Raw BUG: unable to handle kernel NULL pointer dereference at 00000000000000d0 IP: [<ffffffff86d5f628>] blk_mq_rq_timed_out+0x18/0xa0 PGD 8000000035eae067 PUD 0 Oops: 0000 [#1] SMP CPU: 2 PID: 1041 Comm: kworker/2:...
BUG: unable to handle kernel NULL pointer dereference at 00000000000000d0 IP: [<ffffffff86d5f628>] blk_mq_rq_timed_out+0x18/0xa0 PGD 8000000035eae067 PUD 0 Oops: 0000 [#1] SMP CPU: 2 PID: 1041 Comm: kworker/2:1H Kdump: loaded Tainted: P OE --- 3.10.0-1127.19.1.el7.x86_64 #...