On Tue, 13 Feb 2024 18:21:23 +0000, Naresh Kamboju naresh.kamboju@linaro.org wrote:

Following kernel warning notices on all arm64 devices on today's Linux next-20240213 tag.

Reported-by: Linux Kernel Functional Testing lkft@linaro.org

What is the sense of this tag, and even of this email, for an issue that has already been reported, as outlined below?

[ 0.038524] SMP: Total of 6 processors activated. [ 0.038539] CPU: All CPU(s) started at EL2 [ 0.038588] CPU features: detected: 32-bit EL0 Support [ 0.038602] CPU features: detected: 32-bit EL1 Support [ 0.038620] CPU features: detected: CRC32 instructions [ 0.038650] ------------[ cut here ]------------ [ 0.038656] WARNING: CPU: 0 PID: 1 at arch/arm64/kernel/cpufeature.c:3369 this_cpu_has_cap+0x1c/0x70 [ 0.038691] Modules linked in: [ 0.038707] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-rc4-next-20240213 #1 [ 0.038721] Hardware name: Radxa ROCK Pi 4B (DT) [ 0.038729] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 0.038744] pc : this_cpu_has_cap+0x1c/0x70 [ 0.038761] lr : has_nv1+0x28/0xe8 .. [ 0.039008] Call trace: [ 0.039014] this_cpu_has_cap+0x1c/0x70 [ 0.039031] update_cpu_capabilities+0xd4/0x138 [ 0.039048] setup_system_features+0x38/0x130 [ 0.039075] smp_cpus_done+0x50/0xc8 [ 0.039094] smp_init+0x84/0xa0 [ 0.039109] kernel_init_freeable+0x11c/0x400 [ 0.039126] kernel_init+0x28/0x1f0 [ 0.039148] ret_from_fork+0x10/0x20 [ 0.039167] ---[ end trace 0000000000000000 ]---

Links:

• https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240213/tes...
• https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240213/tes...

This issue has been addressed in the relevant email thread, https://lore.kernel.org/all/0593516b-2419-49b7-83aa-fe189ffad0c2@arm.com/

Correct link:

https://lore.kernel.org/all/86bk8k5ts3.wl-maz@kernel.org/

I will test the corresponding fix patch and get back to you.

Thanks,

M.