Re: redzone catching a buffer overflow in swapoff_one

2018-09-03 Thread Mark Millard
Shawn Webb shawn.webb at hardenedbsd.org wrote on Mon Sep 3 17:41:17 UTC 2018 : > I'm unsure whether this is a false positive or true positive, but it > looks like there may be a buffer overflow in swapoff_one: > > Sep 3 13:13:13 hbsd-dev-laptop kernel: [619] REDZONE: Buffer overflow > detected

Re: redzone catching a buffer overflow in swapoff_one

2018-09-03 Thread Mark Johnston
On Mon, Sep 03, 2018 at 01:40:16PM -0400, Shawn Webb wrote: > I'm unsure whether this is a false positive or true positive, but it > looks like there may be a buffer overflow in swapoff_one: > > Sep 3 13:13:13 hbsd-dev-laptop kernel: [619] REDZONE: Buffer overflow > detected. 16 bytes corrupted

redzone catching a buffer overflow in swapoff_one

2018-09-03 Thread Shawn Webb
I'm unsure whether this is a false positive or true positive, but it looks like there may be a buffer overflow in swapoff_one: Sep 3 13:13:13 hbsd-dev-laptop kernel: [619] REDZONE: Buffer overflow detected. 16 bytes corrupted after 0xfe1fe0023248 (2237000 bytes allocated). Sep 3 13:13:13 hb