Re: kernel panic: corrupted stack end in wb_workfn

2018-12-30 Thread Dmitry Vyukov
On Mon, Dec 31, 2018 at 4:47 AM Qian Cai wrote: > > Ah, it has KASAN_EXTRA. Need this patch then. > > https://lore.kernel.org/lkml/20181228020639.80425-1-...@lca.pw/ > > or to use GCC from the HEAD which suppose to reduce the stack-size in half. > > shrink_page_list > shrink_inactive_list > > Thos

Re: kernel panic: corrupted stack end in wb_workfn

2018-12-30 Thread Qian Cai
Ah, it has KASAN_EXTRA. Need this patch then. https://lore.kernel.org/lkml/20181228020639.80425-1-...@lca.pw/ or to use GCC from the HEAD which suppose to reduce the stack-size in half. shrink_page_list shrink_inactive_list Those things are 7k each, so 32k would be soon gone. On 12/30/18 10:41

kernel panic: corrupted stack end in wb_workfn

2018-12-30 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:195303136f19 Merge tag 'kconfig-v4.21-2' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=176c0ebf40 kernel config: https://syzkaller.appspot.com/x/.config?x=5e7dc790609552d7 da