On Fri, Sep 25, 2020 at 03:36:01PM +0200, Sedat Dilek wrote: > > I have applied your diff on top of Linux v5.9-rc6+ together with > > "iomap: Set all uptodate bits for an Uptodate page". > > > > Run LTP tests: > > > > #1: syscalls (all) > > #2: syscalls/preadv203 > > #3: syscalls/dirtyc0w > > > > With #1 I see some failures with madvise0x tests. Why do you think these failures are related to my patches? > [Fri Sep 25 15:29:46 2020] LTP: starting madvise09 > [Fri Sep 25 15:29:47 2020] madvise09 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 > [Fri Sep 25 15:29:47 2020] CPU: 1 PID: 539680 Comm: madvise09 Tainted: G E 5.9.0-rc6-5-amd64-clang-cfi #5~bullseye+dileks1 > [Fri Sep 25 15:29:47 2020] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013 > [Fri Sep 25 15:29:47 2020] Call Trace: > [Fri Sep 25 15:29:47 2020] dump_stack+0x64/0x9b > [Fri Sep 25 15:29:47 2020] dump_header+0x50/0x230 > [Fri Sep 25 15:29:47 2020] oom_kill_process+0xa1/0x170 > [Fri Sep 25 15:29:47 2020] out_of_memory+0x265/0x330 > [Fri Sep 25 15:29:47 2020] mem_cgroup_oom+0x313/0x360 > [Fri Sep 25 15:29:47 2020] try_charge+0x51f/0x730 > [Fri Sep 25 15:29:47 2020] mem_cgroup_charge+0x100/0x300 > [Fri Sep 25 15:29:47 2020] do_anonymous_page+0x229/0x690 ... madvise09 took a page fault and was killed by mem_cgroup_oom > [Fri Sep 25 15:29:47 2020] memory: usage 8192kB, limit 8192kB, failcnt 485 because it had used up all the memory it was allowed to
