On 12/08/2020 21:05, Jens Axboe wrote: > On 8/12/20 11:58 AM, Josef wrote: >> Hi, >> >> I have a weird issue on kernel 5.8.0/5.8.1, SIGINT even SIGKILL >> doesn't work to kill this process(always state D or D+), literally I >> have to terminate my VM because even the kernel can't kill the process >> and no issue on 5.7.12-201, however if IOSQE_IO_LINK is not set, it >> works >> >> I've attached a file to reproduce it >> or here >> https://gist.github.com/1Jo1/15cb3c63439d0c08e3589cfa98418b2c > > Thanks, I'll take a look at this. It's stuck in uninterruptible > state, which is why you can't kill it. It looks like one of the hangs I've been talking about a few days ago, an accept is inflight but can't be found by cancel_files() because it's in a link. -- Pavel Begunkov