Re: [kbuild-all] Re: ERROR: ".crypto_skcipher_setkey" undefined!

2021-01-03 Thread Chen, Rong A
On 1/4/2021 1:21 PM, Herbert Xu wrote: On Sun, Jan 03, 2021 at 02:37:42AM +0800, kernel test robot wrote: If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): ERROR: ".kmem_cache_alloc" [net/nfc/nfc.ko] unde

Re: [mm] e6e88712e4: stress-ng.tmpfs.ops_per_sec -69.7% regression

2020-10-30 Thread Chen, Rong A
On 10/30/2020 9:17 PM, Matthew Wilcox wrote: On Fri, Oct 30, 2020 at 03:17:15PM +0800, kernel test robot wrote: Details are as below: --> To reproduce: git clone https://github.com/inte

Re: [kbuild-all] Re: drivers/video/backlight/ltv350qv.c:192:12: warning: stack frame size of 13472 bytes in function 'ltv350qv_power'

2020-10-30 Thread Chen, Rong A
On 10/29/2020 11:28 PM, Andrey Konovalov wrote: On Sun, Oct 25, 2020 at 8:17 PM Andrew Morton wrote: On Mon, 26 Oct 2020 02:15:37 +0800 kernel test robot wrote: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d76913908102044f14381df865bb74df17a5

Re: [mm/writeback] 8d92890bd6: will-it-scale.per_process_ops -15.3% regression

2020-10-16 Thread Chen, Rong A
On 10/15/2020 5:12 PM, Jan Kara wrote: On Thu 15-10-20 11:08:43, Jan Kara wrote: On Thu 15-10-20 08:46:01, NeilBrown wrote: On Wed, Oct 14 2020, Jan Kara wrote: On Wed 14-10-20 16:47:06, kernel test robot wrote: Greeting, FYI, we noticed a -15.3% regression of will-it-scale.per_process_o

Re: [perf report] 977f739b71: perf-test.skid_test.round2.MEM_LOAD_L3_MISS_RETIRED.LOCAL_DRAM_dtlb_withou t_NMI_fixed_period.fail

2020-10-02 Thread Chen, Rong A
On 9/30/2020 8:41 PM, Michael Petlan wrote: Hello. To me, it looks rather a random failure. Is it actually reproducible and proven that the patch has caused it? The patch doesn't seem to cause the fails below. Hi Michael, It's not always reproducible, but we can reproduce it in most cases:

Re: [kthread] 2e7d8748eb: last_state.is_incomplete_run

2020-09-02 Thread Chen, Rong A
Thanks for the input, we do detect this on this commit but not its parent. It may be merged into a wrong base branch or something else that we are not aware of. And it's kind difficulty now for us to provide a reproduction step for kexec issue, we will consider this further. Best Regards, Rong Ch

Re: [LKP] Re: [rcuperf] 4e88ec4a9e: UBSAN:division-overflow_in_arch/x86/include/asm/div64.h

2020-09-01 Thread Chen, Rong A
On 9/2/2020 12:27 AM, Paul E. McKenney wrote: On Tue, Sep 01, 2020 at 03:03:28PM +0800, Rong Chen wrote: On 8/31/20 11:50 PM, Paul E. McKenney wrote: On Mon, Aug 31, 2020 at 08:01:22PM +0800, kernel test robot wrote: Greeting, FYI, we noticed the following commit (built with gcc-9): comm

Re: [kbuild-all] Re: drivers/net/wireless/ti/wlcore/main.c:700:9: sparse: sparse: context imbalance in 'wlcore_irq' - different lock contexts for basic block

2020-08-19 Thread Chen, Rong A
On 8/17/2020 6:28 PM, Tony Lindgren wrote: Hi, * kernel test robot [200811 11:55]: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 00e4db51259a5f936fec1424b884f029479d3981 commit: 35fba0f0fd762a8b87d403ae3c723e0061c4aa25 wlcore: Use spin_trylock in

Re: [kbuild-all] Re: [RFC PATCH stable] RDMA/qedr: qedr_iw_load_qp() can be static

2020-06-27 Thread Chen, Rong A
On 6/19/2020 8:26 AM, Jason Gunthorpe wrote: On Sat, Jun 13, 2020 at 04:19:03AM +0800, kernel test robot wrote: Fixes: 8a69220b659c ("RDMA/qedr: Fix synchronization methods and memory leaks in qedr") Signed-off-by: kernel test robot --- qedr_iw_cm.c |2 +- 1 file changed, 1 insertion

Re: [net] a6211caa63: dmesg.UBSAN:signed-integer-overflow_in_arch/x86/include/asm/atomic.h

2020-06-05 Thread Chen, Rong A
On 6/5/2020 10:05 PM, Peter Zijlstra wrote: On Fri, Jun 05, 2020 at 06:17:51AM -0700, Eric Dumazet wrote: On Fri, Jun 5, 2020 at 1:10 AM kernel test robot wrote: There you go. We decided this was a bogus report, and that UBSAN requires sane compilers. Please read the fine comment that was

Re: [LKP] Re: [mm/debug] fa6726c1e7: kernel_BUG_at_include/linux/mm.h

2020-04-29 Thread Chen, Rong A
On 4/29/2020 11:28 AM, Anshuman Khandual wrote: On 04/28/2020 02:51 PM, Catalin Marinas wrote: On Tue, Apr 28, 2020 at 04:41:11AM -0400, Qian Cai wrote: On Apr 28, 2020, at 1:54 AM, Anshuman Khandual wrote: That is true. There is a slight change in the rules, making it explicit yes only

Re: [PATCH] sched/fair: fix rework of find_idlest_group()

2019-10-23 Thread Chen, Rong A
Tested-by: kernel test robot On 10/23/2019 12:46 AM, Vincent Guittot wrote: The task, for which the scheduler looks for the idlest group of CPUs, must be discounted from all statistics in order to get a fair comparison between groups. This includes utilization, load, nr_running and idle_cpus.

Re: [kbuild-all] Re: [PATCH] serial: sh-sci: Use platform_get_irq_optional() for optional interrupts

2019-10-02 Thread Chen, Rong A
Hi Geert, Thanks for your clarification. we are on vacation this week, and we'll take a look asap. Best Regards, Rong Chen On 10/2/2019 7:28 PM, Geert Uytterhoeven wrote: Hi Kbuild test robot, On Wed, Oct 2, 2019 at 11:53 AM kbuild test robot wrote: I love your patch! Yet something to imp

Re: [btrfs] 70d28b0e4f: BUG:kernel_reboot-without-warning_in_early-boot_stage,last_printk:Probing_EDD(edd=off_to_disable)...ok

2019-04-01 Thread Chen, Rong A
On 4/1/2019 10:29 PM, Qu Wenruo wrote: On 2019/4/1 下午10:02, Chen, Rong A wrote: On 4/1/2019 9:28 PM, Nikolay Borisov wrote: On 1.04.19 г. 16:24 ч., kernel test robot wrote: FYI, we noticed the following commit (built with gcc-7): commit: 70d28b0e4f8ed2d38571e7b1f9bec7f321a53102 ("

Re: [btrfs] 70d28b0e4f: BUG:kernel_reboot-without-warning_in_early-boot_stage,last_printk:Probing_EDD(edd=off_to_disable)...ok

2019-04-01 Thread Chen, Rong A
On 4/1/2019 9:28 PM, Nikolay Borisov wrote: On 1.04.19 г. 16:24 ч., kernel test robot wrote: FYI, we noticed the following commit (built with gcc-7): commit: 70d28b0e4f8ed2d38571e7b1f9bec7f321a53102 ("btrfs: tree-checker: Verify dev item") https://git.kernel.org/cgit/linux/kernel/git/next/l

Re: [PATCH-tip 00/22] locking/rwsem: Rework rwsem-xadd & enable new rwsem features

2019-02-13 Thread Chen Rong
Hi all, Kernel test robot reported a will-it-scale.per_thread_ops -64.1% regression on IVB-desktop for v4.20-rc1. The first bad commit is: 9bc8039e715da3b53dbac89525323a9f2f69b7b5, Yang Shi : mm: brk: downgrade mmap_sem to read when shrinking (https://lists.01.org/pipermail/lkp/2018-November/009

RE: [LKP] [lkp-robot] [perf] 100c2d1c34: perf-sanity-tests.'import_perf'_in_python.fail

2018-07-22 Thread Chen, Rong A
Hi, all this is a bug of 0day environment, please ignore the report. Thanks, Rong, Chen -Original Message- From: LKP [mailto:lkp-boun...@lists.01.org] On Behalf Of kernel test robot Sent: Sunday, July 22, 2018 3:42 PM To: Dominique Martinet Cc: l...@01.org; lkp ; LKML Subject: [LKP] [l

[PATCH] selftests/bpf: remove the DEBUG macro for test_dev_cgroup

2017-12-19 Thread Chen Rong
ving the DEBUG macro makes the test always pass. Signed-off-by: Chen Rong --- tools/testing/selftests/bpf/dev_cgroup.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/tools/testing/selftests/bpf/dev_cgroup.c b/tools/testing/selftests/bpf/dev_cgroup.c index ce41a34..a167c6d 100644 --- a/too