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Message-Id: <1497518696.15415.68.camel@abdul.in.ibm.com>
Date: Thu, 15 Jun 2017 14:54:56 +0530
From: Abdul Haleem <abdhalee@...ux.vnet.ibm.com>
To: Frank Rowand <frank.rowand@...y.com>
Cc: sachinp <sachinp@...ux.vnet.ibm.com>,
linux-next <linux-next@...r.kernel.org>,
linux-kernel <linux-kernel@...r.kernel.org>,
Stephen Rothwell <sfr@...b.auug.org.au>,
linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
mpe <mpe@...erman.id.au>
Subject: Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU:
12 PID: 0 at mm/memblock.c
On Thu, 2017-06-15 at 11:30 +0530, Abdul Haleem wrote:
> Hi,
>
> linux-next fails to boot on powerpc Bare-metal with these warnings.
>
> machine booted fine on next-20170613
Thanks Michael, Yes it is (75fe04e59 of: remove *phandle properties from
expanded device tree)
Frank, would you please take a look at the trace.
Thanks
>
> Test: Boot
> Machine type: Power8 Bare-metal
> Kernel : 4.12.0-rc5-next-20170614
> config: attached
>
>
> Trace logs:
> -----------
> numa: NODE_DATA [mem 0x3fff50a300-0x3fff513fff]
> numa: NODE_DATA(0) on node 256
> Usage of MAX_NUMNODES is deprecated. Use NUMA_NO_NODE instead
> ------------[ cut here ]------------
> WARNING: CPU: 30 PID: 0 at mm/memblock.c:1289
> memblock_virt_alloc_internal+0x94/0x204
> Modules linked in:
> CPU: 30 PID: 0 Comm: swapper Not tainted
> 4.12.0-rc5-next-20170614-autotest #1
> task: c000000000f20d00 task.stack: c000000001068000
> NIP: c000000000c47614 LR: c000000000c47610 CTR: 0000000030036a88
> REGS: c00000000106b8e0 TRAP: 0700 Not tainted
> (4.12.0-rc5-next-20170614-autotest)
> MSR: 9000000000021033 <SF,HV,ME,IR,DR,RI,LE>
> CR: 24042222 XER: 20000000
> CFAR: c00000000024e028 SOFTE: 0
> GPR00: c000000000c47610 c00000000106bb60 c00000000106d700
> 000000000000003d
> GPR04: 0000000000000000 c00000000008edc4 9000000000001033
> 0000000000000000
> GPR08: 0000000000000000 c000000000f597f8 c000000000f597f8
> 9000000000001003
> GPR12: 0000000000002200 c00000000fad3b00 0000000000000001
> 0000000002a50600
> GPR16: 000000002ffe0000 000000000000002e 0000000000000000
> 0000000000000000
> GPR20: 0000000000000000 0000000000000008 0000000000000100
> 0000004000000000
> GPR24: c000000001223f68 c000003ffb460000 0000000000000000
> 0000000000000100
> GPR28: 0000000000000000 0000004000000000 0000000000000080
> 0000003fff000000
> NIP [c000000000c47614] memblock_virt_alloc_internal+0x94/0x204
> LR [c000000000c47610] memblock_virt_alloc_internal+0x90/0x204
> Call Trace:
> [c00000000106bb60] [c000000000c47610] memblock_virt_alloc_internal
> +0x90/0x204 (unreliable)
> [c00000000106bc10] [c000000000c49574] sparse_early_usemaps_alloc_node
> +0xc4/0x248
> [c00000000106bcd0] [c000000000c49a9c] sparse_init+0x1c0/0x480
> [c00000000106bd90] [c000000000c23b38] initmem_init+0x938/0xc08
> [c00000000106be90] [c000000000c1a0e0] setup_arch+0x2c8/0x344
> [c00000000106bf00] [c000000000c13c8c] start_kernel+0x88/0x544
> [c00000000106bf90] [c00000000000a97c] start_here_common+0x1c/0x520
> Instruction dump:
> 2f9b0100 40fe0034 3d42fff3 892a719c 2f890000 40fe0020 39200001 3c62ffae
> 3863b388 992a719c 4b6069dd 60000000 <0fe00000> 3b60ffff 4b648bbd
> 60000000
> random: print_oops_end_marker+0x6c/0xa0 get_random_bytes called with
> crng_init=0
> ---[ end trace 0000000000000000 ]---
> Initializing IODA2 PHB (/pciex@...fe40000000)
> PCI host bridge /pciex@...fe40000000 (primary) ranges:
> MEM 0x0000200000000000..0x000020ffffffffff -> 0x0000200000000000 (M64
> #0..15)
> Using M64 #15 as default window
> 256 (255) PE's M32: 0x10001 [segment=0x100]
> M64: 0x10000000000 [segment=0x100000000]
> Allocated bitmap for 2040 MSIs (base IRQ 0x800)
> Initializing IODA2 PHB (/pciex@...fe40100000)
> PCI host bridge /pciex@...fe40100000 ranges:
> OPAL: Reboot request...
> MEM 0x0000210000000000..0x000021ffffffffff -> 0x0000210000000000 (M64
> #0..15)
> Using M64 #15 as default window
> 256 (255) PE's M32: 0x10001 [segment=0x100]
> M64: 0x10000000000 [segment=0x100000000]
> Allocated bitmap for 2040 MSIs (base IRQ 0x1000)
> Initializing IODA2 PHB (/pciex@...fe40200000)
> PCI host bridge /pciex@...fe40200000 ranges:
> MEM 0x0000220000000000..0x000022ffffffffff -> 0x0000220000000000 (M64
> #0..15)
> Using M64 #15 as default window
> 256 (255) PE's M32: 0x10001 [segment=0x100]
> M64: 0x10000000000 [segment=0x100000000]
> Allocated bitmap for 2040 MSIs (base IRQ 0x1800)
> OPAL nvram setup, 589824 bytes
> Zone ranges:
> DMA [mem 0x0000000000000000-0x0000000fffffffff]
> DMA32 empty
> Normal empty
> Movable zone start for each node
> Early memory node ranges
> node 256: [mem 0x0000000000000000-0x0000000fffffffff]
> Could not find start_pfn for node 0
> Initmem setup node 0 [mem 0x0000000000000000-0x0000000000000000]
> Could not find start_pfn for node 1
> Initmem setup node 1 [mem 0x0000000000000000-0x0000000000000000]
> percpu: Embedded 3 pages/cpu @c000000ffe700000 s159000 r0 d37608
> u262144
> Unable to handle kernel paging request for data at address 0x00000040
> Faulting instruction address: 0xc00000000022b4ac
> Oops: Kernel access of bad area, sig: 11 [#1]
> SMP NR_CPUS=2048
> NUMA
> PowerNV
>
> CPU: 12 PID: 0 Comm: swapper Tainted: G W
> 4.12.0-rc5-next-20170614 #1
> task: c000000000f30d00 task.stack: c00000000105c000
> NIP: c00000000022b4ac LR: c00000000022b6d0 CTR: 0000000000000000
> REGS: c00000000105fb70 TRAP: 0380 Tainted: G W
> (4.12.0-rc5-next-20170614)
> MSR: 9000000002001033 <SF,HV,VEC,ME,IR,DR,RI,LE>
> CR: 44022228 XER: 00000000
> CFAR: c00000000022b6cc SOFTE: 0
> GPR00: c00000000022b684 c00000000105fdf0 c00000000105ec00
> c000000fffd2fd00
> GPR04: 0000000000000000 0000000000000000 c000000ffea21f88
> 4ec4ec4ec4ec4ec5
> GPR08: 000000000000000c 0000000000000000 0000000000000000
> 0000000000000000
> GPR12: 0000000000002200 c00000000fd44200 0000000000000001
> 0000000002900600
> GPR16: 000000002ffc0000 000000000000002c 0000000000000000
> 0000000000000000
> GPR20: c000000000d51f28 c000000000d51f00 0000000000000000
> c0000000010a1db8
> GPR24: c0000000012a08a0 c0000000010a20e4 c000000000d51f30
> 0000000000000001
> GPR28: c00000000109db78 0000000000000060 c000000ffea21f30
> 000000000000000c
> NIP [c00000000022b4ac] local_memory_node+0x2c/0x70
> LR [c00000000022b6d0] __build_all_zonelists+0x1e0/0x290
> Call Trace:
> [c00000000105fdf0] [c00000000022b684] __build_all_zonelists+0x194/0x290
> (unreliable)
> [c00000000105fe70] [c000000000cafce0] build_all_zonelists_init+0x1c/0x3c
> [c00000000105fe90] [c0000000002d7f0c] build_all_zonelists+0x17c/0x18c
> [c00000000105ff00] [c000000000c83d5c] start_kernel+0x18c/0x53c
> [c00000000105ff90] [c00000000000b17c] start_here_common+0x1c/0x520
> Instruction dump:
> 60420000 3c4c00e3 38423780 3d22001b 392944e8 78631f24 7d29182a 81491a08
> 38691a00 2b8a0002 41dd0010 e9230000 <e8690042> 4e800020 7c0802a6
> 38800002
> ---[ end trace f68728a0d3053b52 ]---
>
> Kernel panic - not syncing: Attempted to kill the idle task!
> Rebooting in 10 seconds..
>
--
Regard's
Abdul Haleem
IBM Linux Technology Centre
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