Messages in this thread | | | Date | Thu, 22 Dec 2005 13:39:51 -0500 | From | Sonny Rao <> | Subject | Re: cpu hotplug oops on 2.6.15-rc5 |
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On Thu, Dec 22, 2005 at 10:37:50AM -0800, Ravikiran G Thirumalai wrote: > On Thu, Dec 22, 2005 at 12:53:11PM -0500, Sonny Rao wrote: > > On Thu, Dec 22, 2005 at 11:37:00AM -0600, Sonny Rao wrote: > > > On Thu, Dec 22, 2005 at 01:27:43AM -0800, Ravikiran G Thirumalai wrote: > > > > On Mon, Dec 19, 2005 at 12:16:59AM -0500, Sonny Rao wrote: > > > > > (apologies if this is a dup) > > > > ... > > > > Sonny, > > > > Does this patch fix the issue? This one applies cleanly on 2.6.15-rc6 > > > > unlike the one that was sent to you earlier. > > > > > > Hi, thanks, now I'm getting a slightly different error, > > > hitting a BUG in the slab debug code: > > > > > > ihplus:~ # echo 0 > /sys/devices/system/cpu/cpu14/online > > > cpu 0x4: Vector: 700 (Program Check) at [c0000003a8c233f0] > > > pc: c00000000009bb2c: .check_slabp+0x130/0x188 > > > lr: c00000000009bb28: .check_slabp+0x12c/0x188 > > > sp: c0000003a8c23670 > > > msr: 8000000000021032 > > > current = 0xc0000001b95297f0 > > > paca = 0xc0000000005d7000 > > > pid = 11116, comm = bash > > > kernel BUG in check_slabp at mm/slab.c:2368! > > > enter ? for help > > > > > > > > > 4:mon> t > > > [c0000003a8c23700] c00000000009d918 .free_block+0x168/0x294 > > > [c0000003a8c237e0] c00000000009d1dc .kfree+0x2b8/0x2d4 > > > [c0000003a8c238a0] c0000000000a1644 .cpuup_callback+0x144/0x618 > > > [c0000003a8c239b0] c0000000004a0780 .notifier_call_chain+0x68/0x9c > > > [c0000003a8c23a40] c00000000007d608 .cpu_down+0x1fc/0x358 > > > [c0000003a8c23b30] c0000000002bb4ec .store_online+0x88/0xe8 > > > [c0000003a8c23bc0] c0000000002b5c14 .sysdev_store+0x4c/0x68 > > > [c0000003a8c23c40] c000000000119c6c .sysfs_write_file+0x118/0x1bc > > > [c0000003a8c23cf0] c0000000000c6078 .vfs_write+0x100/0x200 > > > [c0000003a8c23d90] c0000000000c6288 .sys_write+0x54/0x9c > > > [c0000003a8c23e30] c000000000008600 syscall_exit+0x0/0x18 > > > --- Exception: c01 (System Call) at 000000000fe5ec10 > > > SP (ff865560) is in userspace > > > > More details: > > > > The above crash was with SMT on, and I had already off-lined the SMT > > sibling thread. > > > > When I boot with SMT off, I get a slightly different crash: > > I think i missed the first reply above. (I can't seem to find it on lkml > either). So just to confirm, both these crashes are with the new patch on > top of rc6?
Yes, rc6 + the patch you provided.
The stupid mail relay server I'm using for my ibm account seems to be very lethargic, sorry about that.
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