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SCP7-192 : fsl-e500mc fsl-p4080ds preempt-rt kernel can't boot up.

Created: Jun 25, 2015    Updated: Sep 8, 2018
Resolved Date: Jul 10, 2015
Found In Version:
Fix Version:
Severity: Standard
Applicable for: Wind River Linux 7
Component/s: Kernel


Unable to handle kernel paging request for data at address 0x00000004
Faulting instruction address: 0xc04cc0a8
Oops: Kernel access of bad area, sig: 11 [#1]
Modules linked in: mpc85xx_edac edac_core
CPU: 5 PID: 344 Comm: systemd-udevd Not tainted 3.14.29ltsi-rt22-WR7.0.0.0_preempt-rt #1
task: c6780740 ti: c6bd2000 task.ti: c6bd2000
NIP: c04cc0a8 LR: c019ff40 CTR: 00000000
REGS: c6bd3a80 TRAP: 0300   Not tainted  (3.14.29ltsi-rt22-WR7.0.0.0_preempt-rt)
MSR: 00021002 <CE,ME>  CR: 22022448  XER: 00000000
DEAR: 00000004 ESR: 00000000 
GPR00: c019feb0 c6bd3b30 c6780740 c4856bec c10c65b4 00000010 00000001 c6c497c0 
GPR08: 00000000 00000000 c481c214 00000000 42022442 2012d048 2012504c 00000001 
GPR16: 201250a4 20125048 00000000 20128710 c6bd2000 00b08000 000059ed c0fc0508 
GPR24: 00029002 c6bd2000 c10c65a8 c4856bdc c10c6598 c6c497a0 c4856bd0 00000000 
NIP [c04cc0a8] rb_insert_color+0x18/0x1e0
LR [c019ff40] create_object+0x1a0/0x2a0
Call Trace:
[c6bd3b30] [c019feb0] create_object+0x110/0x2a0 (unreliable)
[c6bd3b80] [c018d0e0] kmem_cache_alloc+0x1e0/0x3a0
[c6bd3bc0] [c01661d0] ptlock_alloc+0x30/0x80
[c6bd3be0] [c001d4f0] pte_alloc_one+0x50/0xe0
[c6bd3c00] [c016661c] __pte_alloc+0x2c/0x120
[c6bd3c20] [c0167f94] handle_mm_fault+0x4c4/0xdb0
[c6bd3ca0] [c001bfd4] do_page_fault+0x2d4/0x6f0
[c6bd3d90] [c0013268] handle_page_fault+0xc/0x80
--- Exception: 301 at do_page_fault+0x3b4/0x6f0
    LR = do_page_fault+0x398/0x6f0
[c6bd3f40] [c0013268] handle_page_fault+0xc/0x80
--- Exception: 401 at 0x200e8384
    LR = 0x200e0d6c
Instruction dump:
4bfffefc 908a0008 4bfffe28 909b0000 4bfffeec 60000000 81430000 2f8a0000 
41de018c 812a0000 71280001 40c201bc <81090004> 61260001 7d254b78 7f8a4040 

Steps to Reproduce

/net/ --enable-board=fsl-e500mc --enable-kernel=preempt-rt --enable-rootfs=glibc-std --with-layer=/lpg-build/cdc/WASSP_LINUX/testcases/wrlinux/wr-testing/bts-dev,wr-freescale_qoriq_dpaa --with-template=feature/bts,feature/kexec,feature/kdump --enable-jobs=8 --enable-parallel-pkgbuilds=8 --enable-reconfig=yes --with-rcpl-version=0;make fs

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