Re: UBSAN: shift-out-of-bounds in validate_sb_layout

2024-05-20 Thread Kent Overstreet
On Mon, May 20, 2024 at 10:31:53AM -0400, Steven Rostedt wrote: > On Mon, 20 May 2024 15:02:26 +0800 > "Ubisectech Sirius" wrote: > > > Hello. > > We are Ubisectech Sirius Team, the vulnerability lab of China ValiantSec. > > Recently, our team has discovered a issue in Linux kernel 6.7.

Re: UBSAN: shift-out-of-bounds in validate_sb_layout

2024-05-20 Thread Steven Rostedt
On Mon, 20 May 2024 15:02:26 +0800 "Ubisectech Sirius" wrote: > Hello. > We are Ubisectech Sirius Team, the vulnerability lab of China ValiantSec. > Recently, our team has discovered a issue in Linux kernel 6.7. Attached to > the email were a PoC file of the issue. > > Stack dump: > UBSAN: