On Mon, Apr 01, 2019 at 09:41:08AM -0400, Steven Rostedt wrote: > From: "Dmitry V. Levin" <[email protected]> > > C-SKY syscall arguments are located in orig_a0,a1,a2,a3,regs[0],regs[1] > fields of struct pt_regs. > > Due to an off-by-one bug and a bug in pointer arithmetic > syscall_get_arguments() was reading orig_a0,regs[1..5] fields instead. > Likewise, syscall_set_arguments() was writing orig_a0,regs[1..5] fields > instead. > > Link: http://lkml.kernel.org/r/[email protected] > > Fixes: 4859bfca11c7d ("csky: System Call") > Cc: Ingo Molnar <[email protected]> > Cc: Kees Cook <[email protected]> > Cc: Andy Lutomirski <[email protected]> > Cc: Will Drewry <[email protected]> > Cc: Guo Ren <[email protected]> > Cc: [email protected] # v4.20+ > Signed-off-by: Dmitry V. Levin <[email protected]> > Signed-off-by: Steven Rostedt (VMware) <[email protected]>
According to https://lore.kernel.org/lkml/20190330004949.GA15705@guoren-Inspiron-7460/ the following tags could be added to this patch: Tested-by: Guo Ren <[email protected]> Acked-by: Guo Ren <[email protected]> -- ldv
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