All of lore.kernel.org
 help / color / mirror / Atom feed
* [linux-stable-rc:linux-4.19.y 3113/3346] drivers/char/random.c:1336: Error: unrecognized opcode `csrs sstatus,s7'
@ 2022-07-23  8:29 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-07-23  8:29 UTC (permalink / raw)
  To: Jens Axboe
  Cc: kbuild-all, linux-kernel, Greg Kroah-Hartman, Jason A. Donenfeld

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y
head:   175b775c36289cb206f50956f0056174bb335312
commit: 1923d9a8a08684c063da049fa9d5d8139edbbcbb [3113/3346] random: convert to using fops->write_iter()
config: riscv-randconfig-c041-20220722 (https://download.01.org/0day-ci/archive/20220723/202207231617.45IdglVZ-lkp@intel.com/config)
compiler: riscv64-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=1923d9a8a08684c063da049fa9d5d8139edbbcbb
        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 1923d9a8a08684c063da049fa9d5d8139edbbcbb
        # 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 drivers/char/

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:36: Error: unrecognized opcode `csrc sstatus,2'
   arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2'
   arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2'
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s7,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,0'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s7'
   drivers/char/random.c:1316: Error: unrecognized opcode `csrs sstatus,a3'
   drivers/char/random.c:1316: Error: unrecognized opcode `csrc sstatus,a3'
   drivers/char/random.c:1322: Error: unrecognized opcode `csrs sstatus,a4'
   drivers/char/random.c:1322: Error: unrecognized opcode `csrc sstatus,a4'
>> drivers/char/random.c:1336: Error: unrecognized opcode `csrs sstatus,s7'
>> drivers/char/random.c:1336: Error: unrecognized opcode `csrc sstatus,s7'
   drivers/char/random.c:1340: Error: unrecognized opcode `csrs sstatus,s7'
   drivers/char/random.c:1340: Error: unrecognized opcode `csrc sstatus,s7'
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s2,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,0'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2'
   arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s2,sstatus,2'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,0'
   arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2'


vim +1336 drivers/char/random.c

0d35cc7b3fec62 Jason A. Donenfeld 2022-02-11  1307  
43ae4860ff4a35 Matt Mackall       2008-04-29  1308  static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
^1da177e4c3f41 Linus Torvalds     2005-04-16  1309  {
^1da177e4c3f41 Linus Torvalds     2005-04-16  1310  	int __user *p = (int __user *)arg;
1923d9a8a08684 Jens Axboe         2022-05-19  1311  	int ent_count;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1312  
^1da177e4c3f41 Linus Torvalds     2005-04-16  1313  	switch (cmd) {
^1da177e4c3f41 Linus Torvalds     2005-04-16  1314  	case RNDGETENTCNT:
0d35cc7b3fec62 Jason A. Donenfeld 2022-02-11  1315  		/* Inherently racy, no point locking. */
85b46e0c80a637 Jason A. Donenfeld 2022-04-30  1316  		if (put_user(input_pool.init_bits, p))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1317  			return -EFAULT;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1318  		return 0;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1319  	case RNDADDTOENTCNT:
^1da177e4c3f41 Linus Torvalds     2005-04-16  1320  		if (!capable(CAP_SYS_ADMIN))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1321  			return -EPERM;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1322  		if (get_user(ent_count, p))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1323  			return -EFAULT;
cead215ea9fdb5 Jason A. Donenfeld 2022-02-04  1324  		if (ent_count < 0)
cead215ea9fdb5 Jason A. Donenfeld 2022-02-04  1325  			return -EINVAL;
85b46e0c80a637 Jason A. Donenfeld 2022-04-30  1326  		credit_init_bits(ent_count);
cead215ea9fdb5 Jason A. Donenfeld 2022-02-04  1327  		return 0;
1923d9a8a08684 Jens Axboe         2022-05-19  1328  	case RNDADDENTROPY: {
1923d9a8a08684 Jens Axboe         2022-05-19  1329  		struct iov_iter iter;
1923d9a8a08684 Jens Axboe         2022-05-19  1330  		struct iovec iov;
1923d9a8a08684 Jens Axboe         2022-05-19  1331  		ssize_t ret;
1923d9a8a08684 Jens Axboe         2022-05-19  1332  		int len;
1923d9a8a08684 Jens Axboe         2022-05-19  1333  
^1da177e4c3f41 Linus Torvalds     2005-04-16  1334  		if (!capable(CAP_SYS_ADMIN))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1335  			return -EPERM;
^1da177e4c3f41 Linus Torvalds     2005-04-16 @1336  		if (get_user(ent_count, p++))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1337  			return -EFAULT;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1338  		if (ent_count < 0)
^1da177e4c3f41 Linus Torvalds     2005-04-16  1339  			return -EINVAL;
1923d9a8a08684 Jens Axboe         2022-05-19  1340  		if (get_user(len, p++))
1923d9a8a08684 Jens Axboe         2022-05-19  1341  			return -EFAULT;
1923d9a8a08684 Jens Axboe         2022-05-19  1342  		ret = import_single_range(WRITE, p, len, &iov, &iter);
1923d9a8a08684 Jens Axboe         2022-05-19  1343  		if (unlikely(ret))
1923d9a8a08684 Jens Axboe         2022-05-19  1344  			return ret;
1923d9a8a08684 Jens Axboe         2022-05-19  1345  		ret = write_pool(&iter);
1923d9a8a08684 Jens Axboe         2022-05-19  1346  		if (unlikely(ret < 0))
1923d9a8a08684 Jens Axboe         2022-05-19  1347  			return ret;
1923d9a8a08684 Jens Axboe         2022-05-19  1348  		/* Since we're crediting, enforce that it was all written into the pool. */
1923d9a8a08684 Jens Axboe         2022-05-19  1349  		if (unlikely(ret != len))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1350  			return -EFAULT;
85b46e0c80a637 Jason A. Donenfeld 2022-04-30  1351  		credit_init_bits(ent_count);
cead215ea9fdb5 Jason A. Donenfeld 2022-02-04  1352  		return 0;
1923d9a8a08684 Jens Axboe         2022-05-19  1353  	}
^1da177e4c3f41 Linus Torvalds     2005-04-16  1354  	case RNDZAPENTCNT:
^1da177e4c3f41 Linus Torvalds     2005-04-16  1355  	case RNDCLEARPOOL:
85b46e0c80a637 Jason A. Donenfeld 2022-04-30  1356  		/* No longer has any effect. */
^1da177e4c3f41 Linus Torvalds     2005-04-16  1357  		if (!capable(CAP_SYS_ADMIN))
^1da177e4c3f41 Linus Torvalds     2005-04-16  1358  			return -EPERM;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1359  		return 0;
d848e5f8e1ebdb Theodore Ts'o      2018-04-11  1360  	case RNDRESEEDCRNG:
d848e5f8e1ebdb Theodore Ts'o      2018-04-11  1361  		if (!capable(CAP_SYS_ADMIN))
d848e5f8e1ebdb Theodore Ts'o      2018-04-11  1362  			return -EPERM;
13ffd431ae1032 Jason A. Donenfeld 2022-03-08  1363  		if (!crng_ready())
d848e5f8e1ebdb Theodore Ts'o      2018-04-11  1364  			return -ENODATA;
e2fc165d51e9e3 Jason A. Donenfeld 2022-02-08  1365  		crng_reseed();
d848e5f8e1ebdb Theodore Ts'o      2018-04-11  1366  		return 0;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1367  	default:
^1da177e4c3f41 Linus Torvalds     2005-04-16  1368  		return -EINVAL;
^1da177e4c3f41 Linus Torvalds     2005-04-16  1369  	}
^1da177e4c3f41 Linus Torvalds     2005-04-16  1370  }
^1da177e4c3f41 Linus Torvalds     2005-04-16  1371  

:::::: The code at line 1336 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

^ permalink raw reply	[flat|nested] only message in thread
only message in thread, other threads:[~2022-07-23  8:30 UTC | newest]

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-07-23  8:29 [linux-stable-rc:linux-4.19.y 3113/3346] drivers/char/random.c:1336: Error: unrecognized opcode `csrs sstatus,s7' kernel test robot

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.