On Friday, 31 January 2020 18:58:13 CET syzbot wrote: [...]
HEAD commit: 686a4f77 kmsan: don't compile memmove git tree: https://github.com/google/kmsan.git master console output: https://syzkaller.appspot.com/x/log.txt?x=10b1da4ee00000 kernel config: https://syzkaller.appspot.com/x/.config?x=e10654781bc1f11c dashboard link: https://syzkaller.appspot.com/bug?extid=37bad4f9cb2033876f32 compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=102be0a1e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=123105a5e00000
IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+37bad4f9cb2033876f32@syzkaller.appspotmail.com
===================================================== BUG: KMSAN: uninit-value in batadv_bla_tx+0x2675/0x3730 net/batman-adv/bridge_loop_avoidance.c:1960 CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.5.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[...]
Looks like the same problem in HSR as https://syzkaller.appspot.com/bug?extid=24458cef7d37351dd0c3
#syz dup: KMSAN: uninit-value in batadv_interface_tx (2)
Kind regards, Sven