Messages in this thread | | | Date | Tue, 15 Jan 2008 16:58:26 +0100 | From | Olaf Hering <> | Subject | Re: crash in kmem_cache_init |
| |
On Tue, Jan 15, Olaf Hering wrote:
> > Current linus tree crashes in kmem_cache_init, as shown below. The > system is a 8cpu 2.2GHz POWER5 system, model 9117-570, with 4GB ram. > Firmware is 240_332, 2.6.23 boots ok with the same config. > > There is a series of mm related patches in 2.6.24-rc1: > commit 04231b3002ac53f8a64a7bd142fde3fa4b6808c6 seems to break it,
2.6.24-rc6-mm1-ppc64 boots past this point, but crashes later. Likely unrelated to the kmem_cache_init bug:
... matroxfb: 640x480x8bpp (virtual: 640x26214) matroxfb: framebuffer at 0x40178000000, mapped to 0xd000080080080000, size 33554432 Console: switching to colour frame buffer device 80x30 fb0: MATROX frame buffer device matroxfb_crtc2: secondary head of fb0 was registered as fb1 vio_register_driver: driver hvc_console registering HVSI: registered 0 devices Generic RTC Driver v1.07 Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled pmac_zilog: 0.6 (Benjamin Herrenschmidt <benh@kernel.crashing.org>) input: Macintosh mouse button emulation as /devices/virtual/input/input0 Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx ehci_hcd 0000:c8:01.2: EHCI Host Controller ehci_hcd 0000:c8:01.2: new USB bus registered, assigned bus number 1 ehci_hcd 0000:c8:01.2: irq 85, io mem 0x400a0002000 ehci_hcd 0000:c8:01.2: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 5 ports detected Unable to handle kernel paging request for data at address 0x00000050 Faulting instruction address: 0xc0000000000fa1c4 cpu 0x7: Vector: 300 (Data Access) at [c0000000d82e7a70] pc: c0000000000fa1c4: .cache_reap+0x74/0x29c lr: c0000000000fa198: .cache_reap+0x48/0x29c sp: c0000000d82e7cf0 msr: 8000000000009032 dar: 50 dsisr: 40000000 current = 0xc0000000d82d85c0 paca = 0xc000000000668e00 pid = 27, comm = events/7 enter ? for help [c0000000d82e7cf0] c00000000070be98 vmstat_update+0x0/0x18 (unreliable) [c0000000d82e7da0] c000000000092994 .run_workqueue+0x120/0x210 [c0000000d82e7e40] c000000000093bb8 .worker_thread+0xcc/0xf0 [c0000000d82e7f00] c000000000097b70 .kthread+0x78/0xc4 [c0000000d82e7f90] c00000000002ab74 .kernel_thread+0x4c/0x68 7:mon> ...
| |