On Wed, 09 May 2007 01:01:34 +0200, Andi Kleen said: > Already known, although it is still unclear what the bug actually is. > Can you run with the appended patch please (from Eric Biederman) > and post any backtraces the WARN_ON in there spews out?
> diff --git a/include/asm-x86_64/page.h b/include/asm-x86_64/page.h > index b17fc16..e6a4d1e 100644 > + if (likely(v < __START_KERNEL_map)) \ > + v -= PAGE_OFFSET; \ > + else \ > + v = (v - __START_KERNEL_map) + phys_base; \ ERROR: "phys_base" [net/sunrpc/sunrpc.ko] undefined! ERROR: "phys_base" [net/sunrpc/auth_gss/rpcsec_gss_spkm3.ko] undefined! ERROR: "phys_base" [net/sunrpc/auth_gss/auth_rpcgss.ko] undefined! ERROR: "phys_base" [net/mac80211/mac80211.ko] undefined! ERROR: "phys_base" [net/ieee80211/ieee80211_crypt_wep.ko] undefined! ERROR: "phys_base" [net/ieee80211/ieee80211_crypt_tkip.ko] undefined! ERROR: "phys_base" [fs/nfsd/nfsd.ko] undefined! ERROR: "phys_base" [fs/nfs/nfs.ko] undefined! ERROR: "phys_base" [fs/jbd2/jbd2.ko] undefined! ERROR: "phys_base" [fs/ecryptfs/ecryptfs.ko] undefined! ERROR: "phys_base" [drivers/net/ppp_mppe.ko] undefined! ERROR: "phys_base" [drivers/char/agp/intel-agp.ko] undefined! make[1]: *** [__modpost] Error 1 Looks like a missing EXPORT_SYMBOL. Unfortunately, the definition is here: arch/x86_64/kernel/head.S:ENTRY(phys_base) Do I need to go the old symtabs.c route and stick the EXPORT_SYMBOL in some other .c file?
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