2.6.12-rc2-mm3 -- "Badness in slb_flush_and_rebolt"

[Sonny Rao]

Apr 15 15:57:23 itcopus122 kernel: Badness in slb_flush_and_rebolt at arch/ppc64/mm/slb.c:52
Apr 15 15:57:23 itcopus122 kernel: Call Trace:
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0ab880] [c000000badcfc840] 0xc000000badcfc840 (unreliable)
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0ab910] [c00000000004cdb4] .__schedule_tail+0xb8/0x1b8
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0ab9b0] [c0000000003be190] .schedule+0x728/0xc68
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0abae0] [c0000000003bee08] .wait_for_completion+0xd4/0x184
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0abbe0] [c00000000004f53c] .sched_exec+0x1ac/0x1fc
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0abce0] [c0000000000eecb0] .compat_do_execve+0xa0/0x36c
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0abd90] [c00000000001b578] .sys32_execve+0x7c/0x104
Apr 15 15:57:23 itcopus122 kernel: [c0000007ae0abe30] [c00000000000d800] syscall_exit+0x0/0x18


I got an awful lot of these with varying stack traces on
2.6.12-rc2-mm3, it looks like this code is being entered with
interrupts enabled.  Is this worth worrying about? 

Machine is an ML8 with 64GB of RAM.

Sonny