[linux-stable-rc:linux-4.19.y 437/3442] net/core/sock.c:1090: Error: unrecognized opcode `csrs sstatus,s0'

[linux-stable-rc:linux-4.19.y 437/3442] net/core/sock.c:1090: Error: unrecognized opcode `csrs sstatus,s0'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y
head:   5c7ccbe1aade74e854fb7f9fa001dc1110a0030e
commit: 0512a9aede6e4417c4fa6e0042a7ca8bc7e06b86 [437/3442] af_unix: fix races in sk_peer_pid and sk_peer_cred accesses
config: riscv-randconfig-c034-20220821 (https://download.01.org/0day-ci/archive/20220822/202208221920.mC11TRtK-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=0512a9aede6e4417c4fa6e0042a7ca8bc7e06b86
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc linux-4.19.y
        git checkout 0512a9aede6e4417c4fa6e0042a7ca8bc7e06b86
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash net/core/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   arch/riscv/include/asm/irqflags.h: Assembler messages:
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a3,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:1112: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:1112: Error: unrecognized opcode `csrc sstatus,a4'
   net/core/sock.c:1420: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:1420: Error: unrecognized opcode `csrc sstatus,a4'
   net/core/sock.c:610: Error: unrecognized opcode `csrs sstatus,a5'
   net/core/sock.c:610: Error: unrecognized opcode `csrc sstatus,a5'
   net/core/sock.c:1267: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:1267: Error: unrecognized opcode `csrc sstatus,a4'
>> net/core/sock.c:1090: Error: unrecognized opcode `csrs sstatus,s0'
>> net/core/sock.c:1090: Error: unrecognized opcode `csrc sstatus,s0'
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a4,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a4'
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a3,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:673: Error: unrecognized opcode `csrs sstatus,a4'
   net/core/sock.c:673: Error: unrecognized opcode `csrc sstatus,a4'


vim +1090 net/core/sock.c

3f551f9436c05a Eric W. Biederman 2010-06-13  1083  
28b5ba2aa0f55d David Herrmann    2017-06-21  1084  static int groups_to_user(gid_t __user *dst, const struct group_info *src)
28b5ba2aa0f55d David Herrmann    2017-06-21  1085  {
28b5ba2aa0f55d David Herrmann    2017-06-21  1086  	struct user_namespace *user_ns = current_user_ns();
28b5ba2aa0f55d David Herrmann    2017-06-21  1087  	int i;
28b5ba2aa0f55d David Herrmann    2017-06-21  1088  
28b5ba2aa0f55d David Herrmann    2017-06-21  1089  	for (i = 0; i < src->ngroups; i++)
28b5ba2aa0f55d David Herrmann    2017-06-21 @1090  		if (put_user(from_kgid_munged(user_ns, src->gid[i]), dst + i))
28b5ba2aa0f55d David Herrmann    2017-06-21  1091  			return -EFAULT;
28b5ba2aa0f55d David Herrmann    2017-06-21  1092  
28b5ba2aa0f55d David Herrmann    2017-06-21  1093  	return 0;
28b5ba2aa0f55d David Herrmann    2017-06-21  1094  }
28b5ba2aa0f55d David Herrmann    2017-06-21  1095  

:::::: The code at line 1090 was first introduced by commit
:::::: 28b5ba2aa0f55d80adb2624564ed2b170c19519e net: introduce SO_PEERGROUPS getsockopt

:::::: TO: David Herrmann <dh.herrmann@gmail.com>
:::::: CC: David S. Miller <davem@davemloft.net>

-- 
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https://01.org/lkp