On Fri, Jan 26, 2018 at 4:24 AM, Jason Wang <[email protected]> wrote: > > > On 2018年01月25日 15:59, syzbot wrote: >> >> Hello, >> >> syzbot hit the following crash on net-next commit >> 43df215d99e6049d4680309c54232689e16ddd6b (Wed Jan 24 01:24:32 2018 +0000) >> Merge branch 'bpf-and-netdevsim-test-updates' >> >> So far this crash happened 2 times on net-next. >> Unfortunately, I don't have any reproducer for this crash yet. >> Raw console output is attached. >> compiler: gcc (GCC) 7.1.1 20170620 >> .config is attached. >> >> IMPORTANT: if you fix the bug, please add the following tag to the commit: >> Reported-by: [email protected] >> It will help syzbot understand when the bug is fixed. See footer for >> details. >> If you forward the report, please keep this part and the footer. > > > I suspect this is the same as what syzbot repots here > https://www.spinics.net/lists/netdev/msg480736.html. > > We're discussing a solution posted by Michael here > https://patchwork.ozlabs.org/patch/866064/
Thanks for notifying, Jason. Let's also tell syzbot about this so that it will ever report bugs in tun_do_read again: #syz dup: general protection fault in tun_queue_purge
