RE: [PATCH 2/2] arm64: print alloc free paths for address in registers

2021-03-24 Thread Maninder Singh
Hi, > >This path is used for a number of failures that might have nothing to do >with a use-after-free, and from the trimmed example below it looks like >this could significantly bloat the panic and potentially cause important >information to be lost from the log, especially given the large

Re: [PATCH 2/2] arm64: print alloc free paths for address in registers

2021-03-24 Thread Mark Rutland
Hi, On Wed, Mar 24, 2021 at 12:24:59PM +0530, Maninder Singh wrote: > In case of a use after free kernel OOPs, freed path of the object is > required to debug futher. In most of cases the object address is present > in one of the registers. > > Thus check the register's address and if it belongs