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X-CSE-ConnectionGUID: xblF51QRQzW8iyMsD4qJNA== X-CSE-MsgGUID: P/9fk6E8Rs6TtNlcjmjhkA== X-IronPort-AV: E=McAfee;i="6800,10657,11755"; a="88245699" X-IronPort-AV: E=Sophos;i="6.23,171,1770624000"; d="scan'208";a="88245699" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2026 09:26:01 -0700 X-CSE-ConnectionGUID: UIfXu8OBSz+ew7D+jy4V0w== X-CSE-MsgGUID: 0ZiOQZ/5SFW+qF4ZnRKC8w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,171,1770624000"; d="scan'208";a="230845162" Received: from lkp-server01.sh.intel.com (HELO 6449335cace3) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 10 Apr 2026 09:25:59 -0700 Received: from kbuild by 6449335cace3 with local (Exim 4.98.2) (envelope-from ) id 1wBEg8-000000003yJ-3a9G; Fri, 10 Apr 2026 16:25:56 +0000 Date: Sat, 11 Apr 2026 00:25:06 +0800 From: kernel test robot To: Kent Overstreet Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [koverstreet-bcachefs:trace_sched_wakeup_backtrace 249/332] fs/bcachefs/data/reconcile/work.c:1205:12: warning: stack frame size (1080) exceeds limit (1024) in 'bch2_reconcile_thread' Message-ID: <202604110002.CsxNT0D9-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: tree: https://github.com/koverstreet/bcachefs trace_sched_wakeup_backtrace head: 9e7cbd4ad9c7a7ba461dbba9185628c006e200cd commit: 2df58c8935f572f91c66956583e5b764203df420 [249/332] bcachefs: Fix use-after-unlock in reconcile tracepoints config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20260411/202604110002.CsxNT0D9-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260411/202604110002.CsxNT0D9-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/202604110002.CsxNT0D9-lkp@intel.com/ All warnings (new ones prefixed by >>): >> fs/bcachefs/data/reconcile/work.c:1205:12: warning: stack frame size (1080) exceeds limit (1024) in 'bch2_reconcile_thread' [-Wframe-larger-than] 1205 | static int bch2_reconcile_thread(void *arg) | ^ fs/bcachefs/data/reconcile/work.c:980:25: warning: stack frame size (1216) exceeds limit (1024) in 'do_reconcile_phys_thread' [-Wframe-larger-than] 980 | static CLOSURE_CALLBACK(do_reconcile_phys_thread) | ^ 2 warnings generated. vim +/bch2_reconcile_thread +1205 fs/bcachefs/data/reconcile/work.c de374d7b729620 Kent Overstreet 2026-01-19 1204 de374d7b729620 Kent Overstreet 2026-01-19 @1205 static int bch2_reconcile_thread(void *arg) de374d7b729620 Kent Overstreet 2026-01-19 1206 { de374d7b729620 Kent Overstreet 2026-01-19 1207 struct bch_fs *c = arg; de374d7b729620 Kent Overstreet 2026-01-19 1208 struct bch_fs_reconcile *r = &c->reconcile; de374d7b729620 Kent Overstreet 2026-01-19 1209 de374d7b729620 Kent Overstreet 2026-01-19 1210 set_freezable(); de374d7b729620 Kent Overstreet 2026-01-19 1211 de374d7b729620 Kent Overstreet 2026-01-19 1212 /* de374d7b729620 Kent Overstreet 2026-01-19 1213 * Data move operations can't run until after check_snapshots has de374d7b729620 Kent Overstreet 2026-01-19 1214 * completed, and bch2_snapshot_is_ancestor() is available. de374d7b729620 Kent Overstreet 2026-01-19 1215 */ de374d7b729620 Kent Overstreet 2026-01-19 1216 kthread_wait_freezable(c->recovery.pass_done > BCH_RECOVERY_PASS_check_snapshots || de374d7b729620 Kent Overstreet 2026-01-19 1217 kthread_should_stop()); de374d7b729620 Kent Overstreet 2026-01-19 1218 if (kthread_should_stop()) de374d7b729620 Kent Overstreet 2026-01-19 1219 return 0; de374d7b729620 Kent Overstreet 2026-01-19 1220 de374d7b729620 Kent Overstreet 2026-01-19 1221 struct moving_context ctxt __cleanup(bch2_moving_ctxt_exit); de374d7b729620 Kent Overstreet 2026-01-19 1222 bch2_moving_ctxt_init(&ctxt, c, NULL, &r->work_stats, de374d7b729620 Kent Overstreet 2026-01-19 1223 writepoint_ptr(&c->allocator.reconcile_write_point), de374d7b729620 Kent Overstreet 2026-01-19 1224 true); de374d7b729620 Kent Overstreet 2026-01-19 1225 de374d7b729620 Kent Overstreet 2026-01-19 1226 while (!kthread_should_stop() && !do_reconcile(&ctxt)) de374d7b729620 Kent Overstreet 2026-01-19 1227 ; de374d7b729620 Kent Overstreet 2026-01-19 1228 de374d7b729620 Kent Overstreet 2026-01-19 1229 return 0; de374d7b729620 Kent Overstreet 2026-01-19 1230 } de374d7b729620 Kent Overstreet 2026-01-19 1231 :::::: The code at line 1205 was first introduced by commit :::::: de374d7b7296203619ba70f976867051cebaf41b bcachefs: Break up reconcile.c :::::: TO: Kent Overstreet :::::: CC: Kent Overstreet -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki