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X-CSE-ConnectionGUID: 36BhH6PlRoGBEsWKoMsQfw== X-CSE-MsgGUID: L23Z+cMhStCMwDnecDaQiA== X-IronPort-AV: E=McAfee;i="6800,10657,11741"; a="98234740" X-IronPort-AV: E=Sophos;i="6.23,142,1770624000"; d="scan'208";a="98234740" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Mar 2026 10:44:50 -0700 X-CSE-ConnectionGUID: es1pv1CMRImtKQ9jUngWjQ== X-CSE-MsgGUID: 89StwfooSZ2IyzlqHZoqFg== X-ExtLoop1: 1 Received: from lkp-server01.sh.intel.com (HELO 3905d212be1b) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 26 Mar 2026 10:44:47 -0700 Received: from kbuild by 3905d212be1b with local (Exim 4.98.2) (envelope-from ) id 1w5olB-0000000099P-110G; Thu, 26 Mar 2026 17:44:45 +0000 Date: Fri, 27 Mar 2026 01:44:00 +0800 From: kernel test robot To: "Thomas =?utf-8?Q?Wei=C3=9Fschuh"?= Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [thomas-weissschuh:b4/kunit-kselftests 3/18] samples/trace_events/trace-events-sample.h:306:3: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'trace_event_get_offsets_foo_bar' Message-ID: <202603270156.zDpTyfwX-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii tree: https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/kunit-kselftests head: fb40de0a3d3ef218f63b2eb7698903d2328f3593 commit: 972c95c4ea353a5734cab4fc9a9308b05ceeefe8 [3/18] run-tests config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260327/202603270156.zDpTyfwX-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 054e11d1a17e5ba88bb1a8ef32fad3346e80b186) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260327/202603270156.zDpTyfwX-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202603270156.zDpTyfwX-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from samples/trace_events/trace-events-sample.c:12: In file included from samples/trace_events/trace-events-sample.h:640: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:293: >> samples/trace_events/trace-events-sample.h:306:3: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'trace_event_get_offsets_foo_bar' [-Werror,-Wmissing-format-attribute] 291 | TRACE_EVENT(foo_bar, | __attribute__((format(printf, 7, 0))) 292 | 293 | TP_PROTO(const char *foo, int bar, const int *lst, 294 | const char *string, const struct cpumask *mask, 295 | const char *fmt, va_list *va), 296 | 297 | TP_ARGS(foo, bar, lst, string, mask, fmt, va), 298 | 299 | TP_STRUCT__entry( 300 | __array( char, foo, 10 ) 301 | __field( int, bar ) 302 | __dynamic_array(int, list, __length_of(lst)) 303 | __string( str, string ) 304 | __bitmask( cpus, num_possible_cpus() ) 305 | __cpumask( cpum ) 306 | __vstring( vstr, fmt, va ) | ^ include/trace/stages/stage5_get_offsets.h:69:9: note: expanded from macro '__vstring' 69 | __trace_event_vstr_len(fmt, ap)) | ^ include/linux/trace_events.h:956:38: note: expanded from macro '__trace_event_vstr_len' 956 | __ret = vsnprintf(NULL, 0, fmt, __ap) + 1; \ | ^ include/trace/stages/stage5_get_offsets.h:52:19: note: expanded from macro '__dynamic_array' 52 | __item_length = (len) * sizeof(type); \ | ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/trace/trace_events.h:43:16: note: expanded from macro 'TRACE_EVENT' 43 | PARAMS(tstruct), \ | ^ include/linux/tracepoint.h:140:25: note: expanded from macro 'PARAMS' 140 | #define PARAMS(args...) args | ^ include/trace/trace_events.h:285:2: note: expanded from macro 'DECLARE_EVENT_CLASS' 285 | tstruct; \ | ^ samples/trace_events/trace-events-sample.h:291:1: note: 'trace_event_get_offsets_foo_bar' declared here 291 | TRACE_EVENT(foo_bar, | ^ include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:278:27: note: expanded from macro 'DECLARE_EVENT_CLASS' 278 | static inline notrace int trace_event_get_offsets_##call( \ | ^ :50:1: note: expanded from here 50 | trace_event_get_offsets_foo_bar | ^ In file included from samples/trace_events/trace-events-sample.c:12: In file included from samples/trace_events/trace-events-sample.h:640: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:468: >> samples/trace_events/trace-events-sample.h:291:1: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'do_trace_event_raw_event_foo_bar' [-Werror,-Wmissing-format-attribute] 291 | TRACE_EVENT(foo_bar, | ^ | __attribute__((format(printf, 7, 0))) include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:433:72: note: expanded from macro 'DECLARE_EVENT_CLASS' 433 | #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ | ^ include/trace/trace_events.h:417:68: note: expanded from macro '\ __DECLARE_EVENT_CLASS' 417 | __data_size = trace_event_get_offsets_##call(&__data_offsets, args); \ | ^ samples/trace_events/trace-events-sample.h:291:1: note: 'do_trace_event_raw_event_foo_bar' declared here include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:433:72: note: expanded from macro 'DECLARE_EVENT_CLASS' 433 | #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ | ^ include/trace/trace_events.h:405:27: note: expanded from macro '\ __DECLARE_EVENT_CLASS' 405 | static notrace void \ | ^ :127:1: note: expanded from here 127 | do_trace_event_raw_event_foo_bar | ^ In file included from samples/trace_events/trace-events-sample.c:12: In file included from samples/trace_events/trace-events-sample.h:640: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:468: >> samples/trace_events/trace-events-sample.h:291:1: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'trace_event_raw_event_foo_bar' [-Werror,-Wmissing-format-attribute] 291 | TRACE_EVENT(foo_bar, | ^ include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:440:46: note: expanded from macro 'DECLARE_EVENT_CLASS' 440 | do_trace_event_raw_event_##call(__data, args); \ | ^ samples/trace_events/trace-events-sample.h:291:1: note: 'trace_event_raw_event_foo_bar' declared here include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:436:27: note: expanded from macro 'DECLARE_EVENT_CLASS' 436 | static notrace void \ | ^ :131:1: note: expanded from here 131 | trace_event_raw_event_foo_bar | ^ In file included from samples/trace_events/trace-events-sample.c:12: In file included from samples/trace_events/trace-events-sample.h:640: In file included from include/trace/define_trace.h:133: In file included from include/trace/perf.h:110: >> samples/trace_events/trace-events-sample.h:291:1: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'do_perf_trace_foo_bar' [-Werror,-Wmissing-format-attribute] 291 | TRACE_EVENT(foo_bar, | ^ | __attribute__((format(printf, 7, 0))) include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/perf.h:65:72: note: expanded from macro 'DECLARE_EVENT_CLASS' 65 | #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ | ^ include/trace/perf.h:31:68: note: expanded from macro '\ __DECLARE_EVENT_CLASS' 31 | __data_size = trace_event_get_offsets_##call(&__data_offsets, args); \ | ^ samples/trace_events/trace-events-sample.h:291:1: note: 'do_perf_trace_foo_bar' declared here include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/perf.h:65:72: note: expanded from macro 'DECLARE_EVENT_CLASS' 65 | #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ | ^ include/trace/perf.h:17:27: note: expanded from macro '\ __DECLARE_EVENT_CLASS' 17 | static notrace void \ | ^ :112:1: note: expanded from here 112 | do_perf_trace_foo_bar | ^ In file included from samples/trace_events/trace-events-sample.c:12: In file included from samples/trace_events/trace-events-sample.h:640: In file included from include/trace/define_trace.h:133: In file included from include/trace/perf.h:110: >> samples/trace_events/trace-events-sample.h:291:1: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 0)' attribute to the declaration of 'perf_trace_foo_bar' [-Werror,-Wmissing-format-attribute] 291 | TRACE_EVENT(foo_bar, | ^ include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/perf.h:75:35: note: expanded from macro 'DECLARE_EVENT_CLASS' 75 | do_perf_trace_##call(__data, args); \ | ^ samples/trace_events/trace-events-sample.h:291:1: note: 'perf_trace_foo_bar' declared here 291 | TRACE_EVENT(foo_bar, | ^ include/trace/trace_events.h:40:2: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ^ include/trace/trace_events.h:475:72: note: expanded from macro 'DECLARE_EVENT_CLASS' 475 | #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ | ^ include/trace/trace_events.h:390:2: note: expanded from macro '\ _TRACE_PERF_PROTO' 390 | perf_trace_##call(void *__data, proto); | ^ :96:1: note: expanded from here 96 | perf_trace_foo_bar | ^ 5 errors generated. -- >> arch/sparc/kernel/uprobes.c:284:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] 284 | default: | ^ arch/sparc/kernel/uprobes.c:284:2: note: insert 'break;' to avoid fall-through 284 | default: | ^ | break; 1 error generated. -- >> drivers/clk/clk-qoriq.c:925:39: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 8)' attribute to the declaration of 'create_mux_common' [-Werror,-Wmissing-format-attribute] 910 | static struct clk * __init create_mux_common(struct clockgen *cg, | __attribute__((format(printf, 7, 8))) 911 | struct mux_hwclock *hwc, 912 | const struct clk_ops *ops, 913 | unsigned long min_rate, 914 | unsigned long max_rate, 915 | unsigned long pct80_rate, 916 | const char *fmt, int idx) 917 | { 918 | struct clk_init_data init = {}; 919 | struct clk *clk; 920 | const struct clockgen_pll_div *div; 921 | const char *parent_names[NUM_MUX_PARENTS]; 922 | char name[32]; 923 | int i, j; 924 | 925 | snprintf(name, sizeof(name), fmt, idx); | ^ drivers/clk/clk-qoriq.c:910:28: note: 'create_mux_common' declared here 910 | static struct clk * __init create_mux_common(struct clockgen *cg, | ^ 1 error generated. -- >> drivers/cpufreq/sparc-us2e-cpufreq.c:247:26: error: variable 'new_freq' set but not used [-Werror,-Wunused-but-set-variable] 247 | unsigned long new_bits, new_freq; | ^ 1 error generated. -- >> drivers/scsi/esas2r/esas2r_log.c:160:50: error: diagnostic behavior may be improved by adding the 'format(printf, 3, 0)' attribute to the declaration of 'esas2r_log_master' [-Werror,-Wmissing-format-attribute] 121 | retval = vsnprintf(buffer, buflen, format, args); | ^ drivers/scsi/esas2r/esas2r_log.c:121:12: note: 'esas2r_log_master' declared here 121 | static int esas2r_log_master(const long level, | ^ 1 error generated. -- >> drivers/infiniband/hw/ionic/ionic_datapath.c:902:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 902 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, SEND); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:905:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 905 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, SEND_IMM); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:909:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 909 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, SEND_INV); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:946:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 946 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, SEND); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:949:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 949 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, SEND_IMM); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:978:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 978 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, RDMA_READ); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:983:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 983 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, RDMA_WRITE); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:986:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 986 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, RDMA_WRITE_IMM); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:1023:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 1023 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, ATOMIC_CS); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:1031:18: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 1031 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, ATOMIC_FA); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:1066:17: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 1066 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, LOCAL_INV); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:1101:17: error: conditional expression between different enumeration types ('enum ionic_v1_op' and 'enum ionic_v2_op') [-Werror,-Wenum-compare-conditional] 1101 | wqe->base.op = IONIC_OP(dev->lif_cfg.rdma_version, REG_MR); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/ionic/ionic_datapath.c:13:17: note: expanded from macro 'IONIC_OP' 13 | ((version) < 2 ? IONIC_V1_OP_##opname : IONIC_V2_OP_##opname) | ^ ~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~ 12 errors generated. -- >> drivers/net/ethernet/sfc/ethtool_common.c:274:60: error: diagnostic behavior may be improved by adding the 'format(printf, 7, 8)' attribute to the declaration of 'efx_fill_test' [-Werror,-Wmissing-format-attribute] 257 | snprintf(test_str, sizeof(test_str), test_format, test_id); | ^ drivers/net/ethernet/sfc/ethtool_common.c:257:13: note: 'efx_fill_test' declared here 257 | static void efx_fill_test(unsigned int test_index, u8 *strings, u64 *data, | ^ >> drivers/net/ethernet/sfc/ethtool_common.c:352:28: error: data argument not used by format string [-Werror,-Wformat-extra-args] 352 | "phy", 0, "alive", NULL); | ~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:354:29: error: data argument not used by format string [-Werror,-Wformat-extra-args] 354 | "core", 0, "nvram", NULL); | ~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:356:33: error: data argument not used by format string [-Werror,-Wformat-extra-args] 356 | "core", 0, "interrupt", NULL); | ~~~~~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:363:24: error: data argument not used by format string [-Werror,-Wformat-extra-args] 363 | "eventq.dma", NULL); | ~~~~~~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:367:24: error: data argument not used by format string [-Werror,-Wformat-extra-args] 367 | "eventq.int", NULL); | ~~~~~~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:371:30: error: data argument not used by format string [-Werror,-Wformat-extra-args] 371 | "core", 0, "memory", NULL); | ~~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ drivers/net/ethernet/sfc/ethtool_common.c:373:33: error: data argument not used by format string [-Werror,-Wformat-extra-args] 373 | "core", 0, "registers", NULL); | ~~~~~~~~~~~ ^ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^ 8 errors generated. .. vim +306 samples/trace_events/trace-events-sample.h 32eb3d0d09943ab Steven Rostedt (Red Hat 2015-04-01 290) 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 @291 TRACE_EVENT(foo_bar, 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 292 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 293) TP_PROTO(const char *foo, int bar, const int *lst, fea6ac554d9dea8 Steven Rostedt (Google 2022-07-15 294) const char *string, const struct cpumask *mask, fea6ac554d9dea8 Steven Rostedt (Google 2022-07-15 295) const char *fmt, va_list *va), 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 296 fea6ac554d9dea8 Steven Rostedt (Google 2022-07-15 297) TP_ARGS(foo, bar, lst, string, mask, fmt, va), 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 298 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 299 TP_STRUCT__entry( 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 300 __array( char, foo, 10 ) 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 301 __field( int, bar ) 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 302) __dynamic_array(int, list, __length_of(lst)) 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 303) __string( str, string ) 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 304) __bitmask( cpus, num_possible_cpus() ) 8230f27b1ccc4b8 Steven Rostedt (Google 2022-10-14 305) __cpumask( cpum ) fea6ac554d9dea8 Steven Rostedt (Google 2022-07-15 @306) __vstring( vstr, fmt, va ) dd6ae6d90a84d4b Steven Rostedt (Google 2024-02-23 307) __string_len( lstr, foo, bar / 2 < strlen(foo) ? bar / 2 : strlen(foo) ) 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 308 ), 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 309 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 310 TP_fast_assign( 40b2519d7566266 Kees Cook 2023-11-16 311 strscpy(__entry->foo, foo, 10); 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 312 __entry->bar = bar; 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 313) memcpy(__get_dynamic_array(list), lst, 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 314) __length_of(lst) * sizeof(int)); 2c92ca849fcc6ee Steven Rostedt (Google 2024-05-16 315) __assign_str(str); 2c92ca849fcc6ee Steven Rostedt (Google 2024-05-16 316) __assign_str(lstr); fea6ac554d9dea8 Steven Rostedt (Google 2022-07-15 317) __assign_vstr(vstr, fmt, va); 4e20e3a60b57efa Steven Rostedt (Red Hat 2015-02-09 318) __assign_bitmask(cpus, cpumask_bits(mask), num_possible_cpus()); 8230f27b1ccc4b8 Steven Rostedt (Google 2022-10-14 319) __assign_cpumask(cpum, cpumask_bits(mask)); 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 320 ), 9cfe06f8cd5c8c3 Steven Rostedt 2009-04-14 321 ea8d7647f9ddf1f Steven Rostedt 2025-03-27 322 TP_printk("foo %s %d %s %s %s %s %s %s (%s) (%s) %s [%d] %*pbl", ea8d7647f9ddf1f Steven Rostedt 2025-03-27 323 __entry->foo, __entry->bar, 32eb3d0d09943ab Steven Rostedt (Red Hat 2015-04-01 324) :::::: The code at line 306 was first introduced by commit :::::: fea6ac554d9dea849e2517284b17f99fb9be423a tracing: Add example and documentation for new __vstring() macro :::::: TO: Steven Rostedt (Google) :::::: CC: Steven Rostedt (Google) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki