linux-kernel - possible trace_printk() bug in v5.19-rc1

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Message-ID: <F6C267B0-83EA-4151-A4EC-44482AC52C59@oracle.com>
Date:   Thu, 16 Jun 2022 15:22:26 +0000
From:   Chuck Lever III <chuck.lever@...cle.com>
To:     Steven Rostedt <rostedt@...dmis.org>
CC:     LKML <linux-kernel@...r.kernel.org>
Subject: possible trace_printk() bug in v5.19-rc1

Hi Steve-

Since v5.19-rc1, trace_printk() no longer displays a function
name, but rather a kernel address. I don't have time at the
moment to track this down to a specific commit, just parking
it here in case someone can get to it sooner than me.

          <idle>-0     [003]   269.397568: bprint:               0xffffffffc0cccab7: nf=0xffff888172dbfba0 still on the LRU or a dispose list
          <idle>-0     [003]   269.397576: bprint:               0xffffffffc0cccafa: nf=0xffff888172dbfba0
          <idle>-0     [003]   269.397583: bprint:               0xffffffffc0cccab7: nf=0xffff8881726cd4d8 still on the LRU or a dispose list
          <idle>-0     [003]   269.397584: bprint:               0xffffffffc0cccafa: nf=0xffff8881726cd4d8



--
Chuck Lever