2.5.59 __find_symbol oops
Reproduce by loading a module (AFAICS).
Unable to handle kernel paging request at virtual address 2d8c20c0 printing eip: c012cee6 *pde = 00000000 Oops: 0000 CPU: 0 EIP: 0060:[<c012cee6>] Not tainted EFLAGS: 00010093
EIP is at __find_symbol+0x46/0x90
eax: 00000617 ebx: c0383280 ecx: 00000000 edx: e90eb38d
esi: 2d8c20c0 edi: e90eb38d ebp: c02d5947 esp: cc8d5ec8
ds: 007b es: 007b ss: 0068
Process insmod (pid: 722, threadinfo=cc8d4000 task=d4f10040)
Stack: c02e4d70 00000617 e90eaae8 e90ec100 000000a8 e90df8f0 c012da9e e90eb38d
cc8d5ef0 00000001 00000001 e90eaae8 00000062 c012dd2a e90df8f0 00000015
e90eaf48 e90eb38d e90ec100 00000000 e90eaf48 e90d8000 e90ec100 e90df8f0
Call Trace:
[<c012da9e>] resolve_symbol+0x2e/0x70
[<c012dd2a>] simplify_symbols+0xba/0x120
[<c012e4d7>] load_module+0x477/0x8d0
[<c013f609>] do_mmap_pgoff+0x409/0x640
[<c012e9bc>] sys_init_module+0x8c/0x1c0
[<c010b153>] syscall_call+0x7/0xb
Code: ac ae 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 74 24 Signature · 3 lines
// Gianni Tedesco (gianni at scaramanga dot co dot uk) lynx --source www.scaramanga.co.uk/gianni-at-ecsc.asc | gpg --import 8646BE7D: 6D9F 2287 870E A2C9 8F60 3A3C 91B5 7669 8646 BE7D
Quoted 1 line · Gianni Tedesco
Reproduce by loading a module (AFAICS).
Bug in asm-generic/vmlinux.lds.h
Apply this patch:
===== vmlinux.lds.h 1.4 vs 1.5 =====
include/asm-generic/vmlinux.lds.h +4 -4
@@ -13,18 +13,18 @@ } \ \/* Kernel symbol table: Normal symbols */ \ - __start___ksymtab = .; \ __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \ + __start___ksymtab = .; \ *(__ksymtab ) \ + __stop___ksymtab = .; \ } \ - __stop___ksymtab = .; \ \/* Kernel symbol table: GPL-only symbols */ \ - __start___gpl_ksymtab = .; \ __gpl_ksymtab : AT(ADDR(__gpl_ksymtab) - LOAD_OFFSET) { \ + __start___gpl_ksymtab = .; \ *(__gpl_ksymtab ) \ + __stop___gpl_ksymtab = .; \ } \ - __stop___gpl_ksymtab = .; \ \/* Kernel symbol table: strings */ \ __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \