4879b7ae05 ("Merge tag 'dmaengine-4.12-rc1' of .."): WARNING: kernel stack regs at bd92bc2e in 01-cpu-hotplug:3811 has bad 'bp' value 000001be

2017-10-01 Thread kernel test robot
Greetings, 0day kernel testing robot got the below dmesg and the first bad commit is https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit 4879b7ae05431ebcd228a4ff25a81120b3d85891 Merge: ecc721a72c121 be13ec668d043 Author: Linus Torvalds AuthorDate: Tue May 9 15:4

[lkp] [usb] ad05399d68: BUG: unable to handle kernel NULL pointer dereference at 0000000000000012

2016-08-14 Thread kernel test robot
FYI, we noticed the following commit: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git testing/next commit ad05399d68b6ae1649cdcfc82ce3ffea1a7c5104 ("usb: udc: core: fix error handling") in testcase: boot on test machine: 1 threads qemu-system-x86_64 -enable-kvm -cpu SandyBridge w