* drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:60: warning: '%s' directive output may be truncated writing up to 31 bytes into a region of size 11
@ 2024-12-03 6:47 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2024-12-03 6:47 UTC (permalink / raw)
To: Kashyap Desai
Cc: oe-kbuild-all, linux-kernel, Martin K. Petersen, Hannes Reinecke,
Tomas Henzl, Himanshu Madhani
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: cdd30ebb1b9f36159d66f088b61aee264e649d7a
commit: 672ae26c82166d63e0352403b7ea16ab4705edc1 scsi: mpi3mr: Add support for internal watchdog thread
date: 3 years, 6 months ago
config: x86_64-randconfig-015-20240106 (https://download.01.org/0day-ci/archive/20241203/202412031406.ymLEG23a-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241203/202412031406.ymLEG23a-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412031406.ymLEG23a-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/scsi/mpi3mr/mpi3mr_fw.c: In function 'mpi3mr_setup_isr':
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:58: warning: '%d' directive output may be truncated writing between 1 and 3 bytes into a region of size between 1 and 32 [-Wformat-truncation=]
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:55: note: directive argument in the range [0, 255]
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:55: note: directive argument in the range [0, 65535]
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:9: note: 'snprintf' output between 8 and 45 bytes into a destination of size 32
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
454 | mrioc->driver_name, mrioc->id, index);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c: In function 'mpi3mr_start_watchdog':
>> drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:60: warning: '%s' directive output may be truncated writing up to 31 bytes into a region of size 11 [-Wformat-truncation=]
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ^~
drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:50: note: directive argument in the range [0, 255]
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ^~~~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:1548:9: note: 'snprintf' output between 11 and 44 bytes into a destination of size 20
1548 | snprintf(mrioc->watchdog_work_q_name,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1550 | mrioc->id);
| ~~~~~~~~~~
vim +1549 drivers/scsi/mpi3mr/mpi3mr_fw.c
1532
1533 /**
1534 * mpi3mr_start_watchdog - Start watchdog
1535 * @mrioc: Adapter instance reference
1536 *
1537 * Create and start the watchdog thread to monitor controller
1538 * faults.
1539 *
1540 * Return: Nothing.
1541 */
1542 void mpi3mr_start_watchdog(struct mpi3mr_ioc *mrioc)
1543 {
1544 if (mrioc->watchdog_work_q)
1545 return;
1546
1547 INIT_DELAYED_WORK(&mrioc->watchdog_work, mpi3mr_watchdog_work);
1548 snprintf(mrioc->watchdog_work_q_name,
> 1549 sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
1550 mrioc->id);
1551 mrioc->watchdog_work_q =
1552 create_singlethread_workqueue(mrioc->watchdog_work_q_name);
1553 if (!mrioc->watchdog_work_q) {
1554 ioc_err(mrioc, "%s: failed (line=%d)\n", __func__, __LINE__);
1555 return;
1556 }
1557
1558 if (mrioc->watchdog_work_q)
1559 queue_delayed_work(mrioc->watchdog_work_q,
1560 &mrioc->watchdog_work,
1561 msecs_to_jiffies(MPI3MR_WATCHDOG_INTERVAL));
1562 }
1563
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:60: warning: '%s' directive output may be truncated writing up to 31 bytes into a region of size 11
@ 2025-01-26 13:37 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-01-26 13:37 UTC (permalink / raw)
To: Kashyap Desai
Cc: oe-kbuild-all, linux-kernel, Martin K. Petersen, Hannes Reinecke,
Tomas Henzl, Himanshu Madhani
Hi Kashyap,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: aa22f4da2a46b484a257d167c67a2adc1b7aaf68
commit: 672ae26c82166d63e0352403b7ea16ab4705edc1 scsi: mpi3mr: Add support for internal watchdog thread
date: 3 years, 8 months ago
config: x86_64-randconfig-r121-20240105 (https://download.01.org/0day-ci/archive/20250126/202501262141.CoWXdqty-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250126/202501262141.CoWXdqty-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501262141.CoWXdqty-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/scsi/mpi3mr/mpi3mr_fw.c: In function 'mpi3mr_setup_isr':
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:58: warning: '%d' directive output may be truncated writing between 1 and 3 bytes into a region of size between 1 and 32 [-Wformat-truncation=]
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~
In function 'mpi3mr_request_irq',
inlined from 'mpi3mr_setup_isr' at drivers/scsi/mpi3mr/mpi3mr_fw.c:528:12:
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:55: note: directive argument in the range [0, 255]
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:55: note: directive argument in the range [0, 65507]
drivers/scsi/mpi3mr/mpi3mr_fw.c:453:9: note: 'snprintf' output between 8 and 45 bytes into a destination of size 32
453 | snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
454 | mrioc->driver_name, mrioc->id, index);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c: In function 'mpi3mr_start_watchdog':
>> drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:60: warning: '%s' directive output may be truncated writing up to 31 bytes into a region of size 11 [-Wformat-truncation=]
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ^~
drivers/scsi/mpi3mr/mpi3mr_fw.c:1549:50: note: directive argument in the range [0, 255]
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ^~~~~~~~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:1548:9: note: 'snprintf' output between 11 and 44 bytes into a destination of size 20
1548 | snprintf(mrioc->watchdog_work_q_name,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1549 | sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1550 | mrioc->id);
| ~~~~~~~~~~
In file included from include/linux/printk.h:7,
from include/linux/kernel.h:17,
from arch/x86/include/asm/percpu.h:27,
from arch/x86/include/asm/current.h:6,
from include/linux/sched.h:12,
from include/linux/blkdev.h:5,
from drivers/scsi/mpi3mr/mpi3mr.h:13,
from drivers/scsi/mpi3mr/mpi3mr_fw.c:10:
drivers/scsi/mpi3mr/mpi3mr_fw.c: In function 'mpi3mr_init_ioc':
include/linux/kern_levels.h:5:25: warning: '%s' directive argument is null [-Wformat-overflow=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH'
14 | #define KERN_INFO KERN_SOH "6" /* informational */
| ^~~~~~~~
include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO'
373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_debug.h:51:9: note: in expansion of macro 'pr_info'
51 | pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
| ^~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:2427:9: note: in expansion of macro 'ioc_info'
2427 | ioc_info(mrioc, "IOC in %s state during detection\n",
| ^~~~~~~~
include/linux/kern_levels.h:5:25: warning: '%s' directive argument is null [-Wformat-overflow=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH'
14 | #define KERN_INFO KERN_SOH "6" /* informational */
| ^~~~~~~~
include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO'
373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~
drivers/scsi/mpi3mr/mpi3mr_debug.h:51:9: note: in expansion of macro 'pr_info'
51 | pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
| ^~~~~~~
drivers/scsi/mpi3mr/mpi3mr_fw.c:2438:17: note: in expansion of macro 'ioc_info'
2438 | ioc_info(mrioc,
| ^~~~~~~~
vim +1549 drivers/scsi/mpi3mr/mpi3mr_fw.c
1532
1533 /**
1534 * mpi3mr_start_watchdog - Start watchdog
1535 * @mrioc: Adapter instance reference
1536 *
1537 * Create and start the watchdog thread to monitor controller
1538 * faults.
1539 *
1540 * Return: Nothing.
1541 */
1542 void mpi3mr_start_watchdog(struct mpi3mr_ioc *mrioc)
1543 {
1544 if (mrioc->watchdog_work_q)
1545 return;
1546
1547 INIT_DELAYED_WORK(&mrioc->watchdog_work, mpi3mr_watchdog_work);
1548 snprintf(mrioc->watchdog_work_q_name,
> 1549 sizeof(mrioc->watchdog_work_q_name), "watchdog_%s%d", mrioc->name,
1550 mrioc->id);
1551 mrioc->watchdog_work_q =
1552 create_singlethread_workqueue(mrioc->watchdog_work_q_name);
1553 if (!mrioc->watchdog_work_q) {
1554 ioc_err(mrioc, "%s: failed (line=%d)\n", __func__, __LINE__);
1555 return;
1556 }
1557
1558 if (mrioc->watchdog_work_q)
1559 queue_delayed_work(mrioc->watchdog_work_q,
1560 &mrioc->watchdog_work,
1561 msecs_to_jiffies(MPI3MR_WATCHDOG_INTERVAL));
1562 }
1563
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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