On Mon, May 18, 2020 at 09:17:39PM +0200, Daniel Borkmann wrote: > Hey Greg, > > On 5/18/20 5:54 PM, gregkh@xxxxxxxxxxxxxxxxxxx wrote: > > > > The patch below does not apply to the 5.4-stable tree. > > If someone wants it applied there, or to any other stable or longterm > > tree, then please email the backport, including the original git commit > > id to <stable@xxxxxxxxxxxxxxx>. > > > > thanks, > > > > greg k-h > > > > ------------------ original commit in Linus's tree ------------------ > > > > From b2a5212fb634561bb734c6356904e37f6665b955 Mon Sep 17 00:00:00 2001 > > From: Daniel Borkmann <daniel@xxxxxxxxxxxxx> > > Date: Fri, 15 May 2020 12:11:18 +0200 > > Subject: [PATCH] bpf: Restrict bpf_trace_printk()'s %s usage and add %pks, > > %pus specifier > > The whole series related to this commit is: > > - 0ebeea8ca8a4 ("bpf: Restrict bpf_probe_read{, str}() only to archs where they work") > - 47cc0ed574ab ("bpf: Add bpf_probe_read_{user, kernel}_str() to do_refine_retval_range") > - b2a5212fb634 ("bpf: Restrict bpf_trace_printk()'s %s usage and add %pks, %pus specifier") > > It would only apply to 5.6.y stable branch, but not older ones. Thanks for the information, only the last patch was queued up for 5.6.y, I'll queue the other two for the next round after this one. greg k-h