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X-CSE-ConnectionGUID: z9uB5vDMSJSr4OFkpQpLug== X-CSE-MsgGUID: H19z3cLiQv6nhdbjvzDC8Q== X-IronPort-AV: E=McAfee;i="6800,10657,11880"; a="87929061" X-IronPort-AV: E=Sophos;i="6.25,232,1779174000"; d="scan'208";a="87929061" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2026 20:16:50 -0700 X-CSE-ConnectionGUID: coXhzAqRQnuPaSLFusNuIQ== X-CSE-MsgGUID: lImGOZeARryT1x2D2VVMoA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,232,1779174000"; d="scan'208";a="259630954" Received: from ly-workstation.sh.intel.com (HELO ly-workstation) ([10.239.182.64]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2026 20:16:47 -0700 Date: Thu, 20 Aug 2026 11:16:44 +0800 From: kernel test robot To: Alexandre Courbot Cc: oe-lkp@lists.linux.dev, lkp@intel.com, linux-kernel@vger.kernel.org, Miguel Ojeda , Yury Norov , Danilo Krummrich , rust-for-linux@vger.kernel.org, yi1.lai@intel.com Subject: [linus:master] [rust] b7b8b4ccda: CFI_failure_at_do_one_initcall Message-ID: <202608201017.100a4511-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-lkp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hello, kernel test robot noticed "CFI_failure_at_do_one_initcall" on: commit: b7b8b4ccdad45a59aafa5cfc32a51fe1ee5cb680 ("rust: extract `bitfield!` macro from `register!`") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master [test still failed on linus/master 8d3ae59288f1e7d58d76558a6ee96d533bc5019] in testcase: rcutorture with following parameters: runtime: 300s test: cpuhotplug torture_type: tasks-tracing config: x86_64-randconfig-015-20260715 compiler: clang-22 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 32G (please refer to attached dmesg/kmsg for entire log/backtrace) 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-lkp/202608201017.100a4511-lkp@intel.com [ 16.811904][ T1] CFI failure at do_one_initcall+0x12e/0x478 (target: _RINvCsdamrQDJyPhn_8pin_init6zeroedNtNvNvNvCsdPKRummocL6_25doctests_kernel_generated33rust_doctest_kernel_bitfield_rs_04main43__doctest_main_rust_kernel_bitfield_rs_118_05FlagsEBE_+0x0/0x4; expected type: 0x6fbb3035) [ 16.820524][ T1] WARNING: at do_one_initcall+0x12e/0x478, CPU#0: swapper/0/1 [ 16.823875][ T1] Modules linked in: [ 16.825674][ T1] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 7.1.0-rc4-00055-gb7b8b4ccdad4 #1 PREEMPT 79da7d58e576708b28b47c0dd4cca3fe34a229fd [ 16.831720][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 16.836267][ T1] RIP: 0010:do_one_initcall+0x12e/0x478 [ 16.838287][ T1] Code: d2 31 c9 e8 74 04 49 00 45 84 f6 75 0c 48 8d 3d 90 03 a1 0c 67 48 0f b9 3a 4c 8b 5c 24 08 41 ba cb cf 44 90 45 03 53 fc 74 02 <0f> 0b 2e e8 42 96 f8 06 41 89 c6 0f 1f 44 00 00 41 81 e5 ff ff ff [ 16.843506][ T1] RSP: 0018:ffffc9000001fb80 EFLAGS: 00010a13 [ 16.845121][ T1] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 16.847279][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 16.849427][ T1] RBP: ffffc9000001fe70 R08: 0000000000000000 R09: 0000000b8a3be5a2 [ 16.851619][ T1] R10: 000000006c292bb6 R11: ffffffff81407458 R12: ffffffff8f899850 [ 16.853771][ T1] R13: 0000000080000000 R14: 0000000000000001 R15: 1ffffffff1edab41 [ 16.855915][ T1] FS: 0000000000000000(0000) GS:0000000000000000(0000) knlGS:0000000000000000 [ 16.858307][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.860091][ T1] CR2: 00007fd1104620ac CR3: 000000000ba86000 CR4: 00000000000406b0 [ 16.862236][ T1] Call Trace: [ 16.863144][ T1] [ 16.863961][ T1] ? __cfi__RINvCsdamrQDJyPhn_8pin_init6zeroedNtNvNvNvCsdPKRummocL6_25doctests_kernel_generated33rust_doctest_kernel_bitfield_rs_04main43__doctest_main_rust_kernel_bitfield_rs_118_05FlagsEBE_+0x8/0x8 [ 16.869044][ T1] ? stack_depot_save_flags+0x40f/0xab8 [ 16.870574][ T1] ? irqentry_exit+0x1b8/0x638 [ 16.871878][ T1] ? trace_irq_disable+0x25/0x100 [ 16.873243][ T1] ? __cfi_ignore_unknown_bootoption+0x8/0x8 [ 16.874861][ T1] ? strlen+0x32/0x78 [ 16.875952][ T1] ? parameq+0x1a/0xf8 [ 16.877070][ T1] ? __cfi_ignore_unknown_bootoption+0x8/0x8 [ 16.878666][ T1] ? parse_args+0x17e/0x538 [ 16.879902][ T1] do_initcall_level+0x10e/0x1c0 [ 16.881314][ T1] do_initcalls+0x59/0xc0 [ 16.882501][ T1] kernel_init_freeable+0x11e/0x1c0 [ 16.883889][ T1] ? __cfi_kernel_init+0x8/0x8 [ 16.885175][ T1] kernel_init+0x16/0x138 [ 16.886357][ T1] ret_from_fork+0x266/0x5f8 [ 16.887598][ T1] ? __cfi_kernel_init+0x8/0x8 [ 16.888884][ T1] ret_from_fork_asm+0x11/0x20 [ 16.890220][ T1] [ 16.891058][ T1] irq event stamp: 306141 [ 16.892233][ T1] hardirqs last enabled at (306157): [] __console_unlock+0x61/0xc0 [ 16.894765][ T1] hardirqs last disabled at (306170): [] __console_unlock+0x46/0xc0 [ 16.897303][ T1] softirqs last enabled at (305714): [] handle_softirqs+0x614/0x780 [ 16.899859][ T1] softirqs last disabled at (305705): [] __irq_exit_rcu+0x45/0x140 [ 16.902401][ T1] ---[ end trace 0000000000000000 ]--- The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260820/202608201017.100a4511-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki