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authorScott Mayhew <[email protected]>2019-02-15 18:42:02 +0000
committerJ. Bruce Fields <[email protected]>2019-02-15 19:56:51 +0000
commite7afe6c1d486b516ed586dcc10b3e7e3e85a9c2b (patch)
tree1615bbcf8801b795ade255532b7d8410c0ca4346 /scripts/gcc-plugins/cyc_complexity_plugin.c
parentRevert "nfsd4: return default lease period" (diff)
downloadkernel-e7afe6c1d486b516ed586dcc10b3e7e3e85a9c2b.tar.gz
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sunrpc: fix 4 more call sites that were using stack memory with a scatterlist
While trying to reproduce a reported kernel panic on arm64, I discovered that AUTH_GSS basically doesn't work at all with older enctypes on arm64 systems with CONFIG_VMAP_STACK enabled. It turns out there still a few places using stack memory with scatterlists, causing krb5_encrypt() and krb5_decrypt() to produce incorrect results (or a BUG if CONFIG_DEBUG_SG is enabled). Tested with cthon on v4.0/v4.1/v4.2 with krb5/krb5i/krb5p using des3-cbc-sha1 and arcfour-hmac-md5. Signed-off-by: Scott Mayhew <[email protected]> Cc: [email protected] Signed-off-by: J. Bruce Fields <[email protected]>
Diffstat (limited to 'scripts/gcc-plugins/cyc_complexity_plugin.c')
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