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    SubjectRe: Lockup after logging out of X
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    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?
    [unhandled content-type:application/pgp-signature]
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      Last update: 2007-05-09 01:45    [W:0.022 / U:32.104 seconds]
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