Messages in this thread |  | | | Date | Fri, 22 Aug 2008 21:24:50 +0200 | | From | "Vegard Nossum" <> | | Subject | 9a2d43b: __alloc_bootmem_core(): zero-sized request |
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Hi,
I was trying out
commit 9a2d43b7566caeeeb414aa628bc2759028897dbb Date: Tue Jul 15 21:21:43 2008 +0200
..as part of the debugging of a different issue, but I got this:
__alloc_bootmem_core(): zero-sized request ------------[ cut here ]------------ kernel BUG at /uio/arkimedes/s29/vegardno/git-working/linux-2.6/mm/bootmem.c:247! invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC Pid: 0, comm: swapper Not tainted (2.6.26-00014-g9a2d43b #34) EIP: 0060:[<c082be18>] EFLAGS: 00010286 CPU: 0 EIP is at __alloc_bootmem_core+0x28/0x300 EAX: 0000002e EBX: 00000080 ECX: c080e000 EDX: 00000002 ESI: 01000000 EDI: 01000000 EBP: c080ff44 ESP: c080ff00 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Process swapper (pid: 0, ti=c080e000 task=c078d400 task.ti=c080e000) Stack: c0716894 c080ff14 c0636753 0000230d 00000080 00000000 c08c2fa0 00000096 ffffdcf3 34791ce0 00000217 c080ffac c0136894 c080ffac 00000080 00000000 01000000 c080ff60 c082c28c 01000000 00000000 00000000 00000400 00000000 Call Trace: [<c0636753>] ? _spin_unlock_irqrestore+0x43/0x70 [<c0136894>] ? vprintk+0x1c4/0x420 [<c082c28c>] ? __alloc_bootmem_node+0x2c/0x50 [<c082d370>] ? alloc_large_system_hash+0x1e0/0x2d0 [<c03704f2>] ? dotest+0x382/0x400 [<c082e40c>] ? vfs_caches_init_early+0x5c/0xb0 [<c08159f0>] ? start_kernel+0x250/0x390 [<c0815180>] ? unknown_bootoption+0x0/0x210 [<c0815008>] ? __init_begin+0x8/0x10 ======================= Code: 00 00 00 55 89 e5 57 56 53 83 ec 38 85 d2 8b 75 08 89 4d cc 8b 4d 0c 89 45 d4 89 55 d0 75 14 c7 04 24 94 68 71 c0 e8 d8 ac 90 ff <0f> 0b eb fe 8d 74 26 00 8b 7d cc 83 ef 01 85 7d cc 75 16 8b 55 EIP: [<c082be18>] __alloc_bootmem_core+0x28/0x300 SS:ESP 0068:c080ff00 ---[ end trace 4eaa2a86a8e2da22 ]--- I saw some bootmem errata lately, can I cherry-pick anything to fix this?
Vegard
-- "The animistic metaphor of the bug that maliciously sneaked in while the programmer was not looking is intellectually dishonest as it disguises that the error is the programmer's own creation." -- E. W. Dijkstra, EWD1036
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