Randy Dunlap <rdunlap@xxxxxxxxxxxxx> writes: > Hi, > > On 8/22/23 01:11, Björn Töpel wrote: >> Randy Dunlap <rdunlap@xxxxxxxxxxxxx> writes: >> >>> On 8/20/23 23:46, Stephen Rothwell wrote: >>>> Hi all, >>>> >>>> Changes since 20230818: >>>> >>> >>> ../arch/riscv/kernel/traps.c: In function 'do_irq': >>> ../arch/riscv/kernel/traps.c:384:1: error: s0 cannot be used in 'asm' here >>> 384 | } >>> | ^ >>> ../arch/riscv/kernel/irq.c: In function 'do_softirq_own_stack': >>> ../arch/riscv/kernel/irq.c:94:1: error: s0 cannot be used in 'asm' here >>> 94 | } >>> | ^ >>> >>> >>> 2 out of 10 risc-v 64-bit builds failed with these errors. >>> >>> Is this a toolchain problem or something else? >> >> Hmm, do you have a link to config/toolchain/log, or similar? > > The full randconfig file is attached. > > The toolchain is Arnd's build of gcc 13.1.0 from: > https://mirrors.edge.kernel.org/pub/tools/crosstool/ > (x86_64 host) > > Hm, I see that the latest/current there is gcc 13.2.0. > I'll upgrade later today. Thanks Randy! I can reproduce with GCC 12 on my machine. The config has | # CONFIG_FRAME_POINTER is not set but for some reason "-fno-omit-frame-pointer" is passed to GCC anyway, which is why GCC complains about s0 (FP on RISC-V) in asm. I'll dig a bit more. Björn