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(parent: 1b6d0db) | patch
netlink: fix uninit-value in netlink_sendmsg
authorEric Dumazet <edumazet@google.com>
Sat, 7 Apr 2018 20:42:37 +0000 (13:42 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 16 May 2018 08:10:23 +0000 (10:10 +0200)
commitbf2ecb934603cf56d6cdc6fb4b91c9fa942f8ca7
tree075d43f6bc54228c1467db1f146ace5975842764tree | snapshot
parent1b6d0db7ed22902dee6cdbf253eed1fe46294abccommit | diff
netlink: fix uninit-value in netlink_sendmsg

commit 6091f09c2f79730d895149bcfe3d66140288cd0e upstream.

syzbot reported :

BUG: KMSAN: uninit-value in ffs arch/x86/include/asm/bitops.h:432 [inline]
BUG: KMSAN: uninit-value in netlink_sendmsg+0xb26/0x1310 net/netlink/af_netlink.c:1851

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/netlink/af_netlink.c diff | blob | history
Domain: System / Kernel;