UBSAN: Undefined behaviour in /root/linux-source-4.14/drivers/vhost/vhost.c:LINE

2018-04-02 Thread Kaipeng Zeng
Syzkaller hit 'UBSAN: Undefined behaviour in /root/linux-source-4.14/drivers/vhost/vhost.c:LINE' bug. Kernel: debian package linux-source-4.14, build with UBSAN enable Log & repro: Syzkaller hit 'UBSAN: Undefined behaviour in /root/linux-source-4.14/drivers/vhost/vhost.c:LINE&#

Re: UBSAN: Undefined behaviour in /root/linux-source-4.14/drivers/vhost/vhost.c:LINE

2018-04-02 Thread Eric Biggers
On Tue, Apr 03, 2018 at 10:56:37AM +0800, Kaipeng Zeng wrote: > Syzkaller hit 'UBSAN: Undefined behaviour in > /root/linux-source-4.14/drivers/vhost/vhost.c:LINE' bug. > Kernel: debian package linux-source-4.14, build with UBSAN enable > Log & repro: > Syzkaller hit &

Re: UBSAN: Undefined behaviour in /root/linux-source-4.14/drivers/vhost/vhost.c:LINE

2018-04-02 Thread Kaipeng Zeng
On Tue, Apr 3, 2018 at 11:07 AM, Eric Biggers wrote: > On Tue, Apr 03, 2018 at 10:56:37AM +0800, Kaipeng Zeng wrote: >> Syzkaller hit 'UBSAN: Undefined behaviour in >> /root/linux-source-4.14/drivers/vhost/vhost.c:LINE' bug. >> Kernel: debian package linux-sourc