Re: [syzbot] [nfs?] INFO: task hung in nfsd_umount

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On Thu, 03 Oct 2024, Harald Dunkel wrote:
> PS: dmesg -T attached as well.

This doesn't contain stacks for all processes - there are too many and
the buffer wrapped.
This is addressed with the log_buf_len kernel parameter.
1M is probably enough, so maybe set log_buf_len=4M to be sure you have
more than enough.

Unfortunately it requires a reboot to change this.

NeilBrown




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