Dmitry Vyukov

@sirdarckcat fyi

cc @FlorentRevest moving the discussion from the commit to here: ``` Trying to build this, I added the following block to the root Makefile: diff --git a/Makefile b/Makefile index 1e8948240..cf7b66a3a...

Example interface coverage info is in #5925, e.g. for these netlink commands: ``` NETLINK NL80211_CMD_SET_BSS func:nl80211_set_bss loc:76 coverage:100 access:ns_admin manual_desc:true auto_desc:true file:net/wireless/nl80211.c subsystem:wireless NETLINK NL80211_CMD_SET_CHANNEL func:nl80211_set_channel loc:355 coverage:92 access:ns_admin manual_desc:true...

> The number we show may be something like "5/0/0" instead of current "5". > I can't easily show the end of the block. But it is probably another topic....

Before going all way productionazing the changes, changing the database scheme permanently, creating web UI for this, I would prototype the change in syz-manager. A local weekend run on a...

> Lazy umount (umount -l) works in this case, but I am not sure it's the solution we want in our executor. Does it actually eventually unmount it, or just...

> What else is doable having the full linux checkout? I think we can do the checkout. At least for the merge-queue actions. #604 and #4022

Another example where the same happened: https://syzkaller.appspot.com/bug?extid=59a71007ccac79e8bb69 We could count how many such cases we have, and potentially fix up the data base.

Suggested-by: @q2ven

Note that it was supported ~forever, but nobody used it, kvmtool itself was broken, and it looked like mostly dead project. So it was removed some time ago: https://github.com/google/syzkaller/commit/bd62a9525ad480f1503acfee7c29e1b0ce5a2749 I...