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d="scan'208";a="309929261" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2023 10:28:28 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10614"; a="697379926" X-IronPort-AV: E=Sophos;i="5.97,278,1669104000"; d="scan'208";a="697379926" Received: from lkp-server01.sh.intel.com (HELO 4455601a8d94) ([10.239.97.150]) by orsmga008.jf.intel.com with ESMTP; 07 Feb 2023 10:28:27 -0800 Received: from kbuild by 4455601a8d94 with local (Exim 4.96) (envelope-from ) id 1pPShe-0003ly-16; Tue, 07 Feb 2023 18:28:26 +0000 Date: Wed, 8 Feb 2023 02:28:07 +0800 From: kernel test robot Cc: oe-kbuild-all@lists.linux.dev, llvm@lists.linux.dev Subject: vmlinux.o: warning: objtool: btrfs_unfreeze+0x352: unreachable instruction Message-ID: <202302080248.ajsVoUi3-lkp@intel.com> 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 Content-Disposition: inline CC: linux-kernel@vger.kernel.org TO: Josef Bacik CC: David Sterba Hi Josef, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 05ecb680708a1dbe6554d6fc17e5d9a8a7cb5e6a commit: 083bd7e54e8e2c1d169f21236873272cdf6f409a btrfs: move the printk and assert helpers to messages.c date: 9 weeks ago config: x86_64-randconfig-r005-20230206 (https://download.01.org/0day-ci/archive/20230208/202302080248.ajsVoUi3-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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/torvalds/linux.git/commit/?id=083bd7e54e8e2c1d169f21236873272cdf6f409a git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 083bd7e54e8e2c1d169f21236873272cdf6f409a # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> vmlinux.o: warning: objtool: btrfs_unfreeze+0x352: unreachable instruction objdump-func vmlinux.o btrfs_unfreeze: 0000 0000000000bdf8c0 : 0000 bdf8c0: f3 0f 1e fa endbr64 0004 bdf8c4: e8 00 00 00 00 call bdf8c9 bdf8c5: R_X86_64_PLT32 __fentry__-0x4 0009 bdf8c9: 55 push %rbp 000a bdf8ca: 41 57 push %r15 000c bdf8cc: 41 56 push %r14 000e bdf8ce: 41 55 push %r13 0010 bdf8d0: 41 54 push %r12 0012 bdf8d2: 53 push %rbx 0013 bdf8d3: 48 83 ec 28 sub $0x28,%rsp 0017 bdf8d7: 48 89 fd mov %rdi,%rbp 001a bdf8da: 49 bf 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r15 0024 bdf8e4: 48 81 c5 58 06 00 00 add $0x658,%rbp 002b bdf8eb: 48 89 e8 mov %rbp,%rax 002e bdf8ee: 48 c1 e8 03 shr $0x3,%rax 0032 bdf8f2: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 0037 bdf8f7: 74 08 je bdf901 0039 bdf8f9: 48 89 ef mov %rbp,%rdi 003c bdf8fc: e8 00 00 00 00 call bdf901 bdf8fd: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 0041 bdf901: 48 8b 45 00 mov 0x0(%rbp),%rax 0045 bdf905: 48 89 44 24 08 mov %rax,0x8(%rsp) 004a bdf90a: 4c 8d a8 a8 0f 00 00 lea 0xfa8(%rax),%r13 0051 bdf911: 4c 89 e8 mov %r13,%rax 0054 bdf914: 48 c1 e8 03 shr $0x3,%rax 0058 bdf918: 48 89 44 24 20 mov %rax,0x20(%rsp) 005d bdf91d: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 0062 bdf922: 74 08 je bdf92c 0064 bdf924: 4c 89 ef mov %r13,%rdi 0067 bdf927: e8 00 00 00 00 call bdf92c bdf928: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 006c bdf92c: 4d 8b 75 00 mov 0x0(%r13),%r14 0070 bdf930: 49 8d ae 00 01 00 00 lea 0x100(%r14),%rbp 0077 bdf937: 48 89 e8 mov %rbp,%rax 007a bdf93a: 48 c1 e8 03 shr $0x3,%rax 007e bdf93e: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 0083 bdf943: 74 08 je bdf94d 0085 bdf945: 48 89 ef mov %rbp,%rdi 0088 bdf948: e8 00 00 00 00 call bdf94d bdf949: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 008d bdf94d: 4d 8b a6 00 01 00 00 mov 0x100(%r14),%r12 0094 bdf954: 49 39 ec cmp %rbp,%r12 0097 bdf957: 0f 84 b6 03 00 00 je bdfd13 009d bdf95d: 4c 89 6c 24 18 mov %r13,0x18(%rsp) 00a2 bdf962: eb 15 jmp bdf979 00a4 bdf964: 49 8b 45 00 mov 0x0(%r13),%rax 00a8 bdf968: b9 00 01 00 00 mov $0x100,%ecx 00ad bdf96d: 48 01 c8 add %rcx,%rax 00b0 bdf970: 49 39 c4 cmp %rax,%r12 00b3 bdf973: 0f 84 9a 03 00 00 je bdfd13 00b9 bdf979: 49 8d 6c 24 38 lea 0x38(%r12),%rbp 00be bdf97e: 48 89 e8 mov %rbp,%rax 00c1 bdf981: 48 c1 e8 03 shr $0x3,%rax 00c5 bdf985: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 00ca bdf98a: 74 08 je bdf994 00cc bdf98c: 48 89 ef mov %rbp,%rdi 00cf bdf98f: e8 00 00 00 00 call bdf994 bdf990: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 00d4 bdf994: 48 8b 5d 00 mov 0x0(%rbp),%rbx 00d8 bdf998: 48 8d 6b 10 lea 0x10(%rbx),%rbp 00dc bdf99c: 48 89 ef mov %rbp,%rdi 00df bdf99f: be 08 00 00 00 mov $0x8,%esi 00e4 bdf9a4: e8 00 00 00 00 call bdf9a9 bdf9a5: R_X86_64_PLT32 __kasan_check_read-0x4 00e9 bdf9a9: 48 89 e8 mov %rbp,%rax 00ec bdf9ac: 48 c1 e8 03 shr $0x3,%rax 00f0 bdf9b0: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 00f5 bdf9b5: 74 08 je bdf9bf 00f7 bdf9b7: 48 89 ef mov %rbp,%rdi 00fa bdf9ba: e8 00 00 00 00 call bdf9bf bdf9bb: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 00ff bdf9bf: 48 f7 45 00 00 08 00 00 testq $0x800,0x0(%rbp) 0107 bdf9c7: 0f 84 2d 02 00 00 je bdfbfa 010d bdf9cd: 49 8d 6c 24 50 lea 0x50(%r12),%rbp 0112 bdf9d2: 48 89 e8 mov %rbp,%rax 0115 bdf9d5: 48 c1 e8 03 shr $0x3,%rax 0119 bdf9d9: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 011e bdf9de: 74 08 je bdf9e8 0120 bdf9e0: 48 89 ef mov %rbp,%rdi 0123 bdf9e3: e8 00 00 00 00 call bdf9e8 bdf9e4: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 0128 bdf9e8: 48 8b 7d 00 mov 0x0(%rbp),%rdi 012c bdf9ec: 48 85 ff test %rdi,%rdi 012f bdf9ef: 0f 84 ce 01 00 00 je bdfbc3 0135 bdf9f5: 31 f6 xor %esi,%esi 0137 bdf9f7: ba 01 00 00 00 mov $0x1,%edx 013c bdf9fc: e8 00 00 00 00 call bdfa01 bdf9fd: R_X86_64_PLT32 btrfs_read_dev_one_super-0x4 0141 bdfa01: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 0147 bdfa07: 72 08 jb bdfa11 0149 bdfa09: 41 89 c6 mov %eax,%r14d 014c bdfa0c: e9 a9 01 00 00 jmp bdfbba 0151 bdfa11: 48 89 1c 24 mov %rbx,(%rsp) 0155 bdfa15: 48 8d a8 c4 00 00 00 lea 0xc4(%rax),%rbp 015c bdfa1c: 48 89 44 24 10 mov %rax,0x10(%rsp) 0161 bdfa21: 4c 8d b0 c5 00 00 00 lea 0xc5(%rax),%r14 0168 bdfa28: 48 89 e8 mov %rbp,%rax 016b bdfa2b: 48 c1 e8 03 shr $0x3,%rax 016f bdfa2f: 42 0f b6 04 38 movzbl (%rax,%r15,1),%eax 0174 bdfa34: 84 c0 test %al,%al 0176 bdfa36: 0f 85 db 01 00 00 jne bdfc17 017c bdfa3c: 4c 89 f0 mov %r14,%rax 017f bdfa3f: 48 c1 e8 03 shr $0x3,%rax 0183 bdfa43: 42 0f b6 04 38 movzbl (%rax,%r15,1),%eax 0188 bdfa48: 84 c0 test %al,%al 018a bdfa4a: 0f 85 e6 01 00 00 jne bdfc36 0190 bdfa50: 44 0f b7 6d 00 movzwl 0x0(%rbp),%r13d 0195 bdfa55: 48 8b 04 24 mov (%rsp),%rax 0199 bdfa59: 48 8d a8 a8 06 00 00 lea 0x6a8(%rax),%rbp 01a0 bdfa60: 48 89 e8 mov %rbp,%rax 01a3 bdfa63: 48 c1 e8 03 shr $0x3,%rax 01a7 bdfa67: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 01ac bdfa6c: 74 08 je bdfa76 01ae bdfa6e: 48 89 ef mov %rbp,%rdi 01b1 bdfa71: e8 00 00 00 00 call bdfa76 bdfa72: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 01b6 bdfa76: 4c 8b 7d 00 mov 0x0(%rbp),%r15 01ba bdfa7a: 4d 8d b7 c4 00 00 00 lea 0xc4(%r15),%r14 01c1 bdfa81: 49 81 c7 c5 00 00 00 add $0xc5,%r15 01c8 bdfa88: 4c 89 f0 mov %r14,%rax 01cb bdfa8b: 48 c1 e8 03 shr $0x3,%rax 01cf bdfa8f: 48 bb 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%rbx 01d9 bdfa99: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax 01dd bdfa9d: 84 c0 test %al,%al 01df bdfa9f: 0f 85 b1 01 00 00 jne bdfc56 01e5 bdfaa5: 4c 89 f8 mov %r15,%rax 01e8 bdfaa8: 48 c1 e8 03 shr $0x3,%rax 01ec bdfaac: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax 01f0 bdfab0: 84 c0 test %al,%al 01f2 bdfab2: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp 01f7 bdfab7: 0f 85 b9 01 00 00 jne bdfc76 01fd bdfabd: 41 0f b7 0e movzwl (%r14),%ecx 0201 bdfac1: 66 41 39 cd cmp %cx,%r13w 0205 bdfac5: 0f 85 b1 00 00 00 jne bdfb7c 020b bdfacb: 48 8b 1c 24 mov (%rsp),%rbx 020f bdfacf: 48 89 df mov %rbx,%rdi 0212 bdfad2: 48 89 ee mov %rbp,%rsi 0215 bdfad5: e8 00 00 00 00 call bdfada bdfad6: R_X86_64_PLT32 btrfs_check_super_csum-0x4 021a bdfada: 48 89 df mov %rbx,%rdi 021d bdfadd: 85 c0 test %eax,%eax 021f bdfadf: 0f 85 ac 00 00 00 jne bdfb91 0225 bdfae5: 48 89 ee mov %rbp,%rsi 0228 bdfae8: 31 d2 xor %edx,%edx 022a bdfaea: e8 00 00 00 00 call bdfaef bdfaeb: R_X86_64_PLT32 btrfs_validate_super-0x4 022f bdfaef: 41 89 c6 mov %eax,%r14d 0232 bdfaf2: 85 c0 test %eax,%eax 0234 bdfaf4: 0f 88 a9 00 00 00 js bdfba3 023a bdfafa: 49 89 ef mov %rbp,%r15 023d bdfafd: 48 83 c5 48 add $0x48,%rbp 0241 bdfb01: 49 83 c7 4f add $0x4f,%r15 0245 bdfb05: 48 89 e8 mov %rbp,%rax 0248 bdfb08: 48 c1 e8 03 shr $0x3,%rax 024c bdfb0c: 48 bb 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%rbx 0256 bdfb16: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax 025a bdfb1a: 84 c0 test %al,%al 025c bdfb1c: 0f 85 74 01 00 00 jne bdfc96 0262 bdfb22: 4c 89 f8 mov %r15,%rax 0265 bdfb25: 48 c1 e8 03 shr $0x3,%rax 0269 bdfb29: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax 026d bdfb2d: 84 c0 test %al,%al 026f bdfb2f: 0f 85 80 01 00 00 jne bdfcb5 0275 bdfb35: 4c 8b 7d 00 mov 0x0(%rbp),%r15 0279 bdfb39: 48 8b 04 24 mov (%rsp),%rax 027d bdfb3d: 48 8d a8 e0 04 00 00 lea 0x4e0(%rax),%rbp 0284 bdfb44: 48 89 e8 mov %rbp,%rax 0287 bdfb47: 48 c1 e8 03 shr $0x3,%rax 028b bdfb4b: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) 028f bdfb4f: 74 08 je bdfb59 0291 bdfb51: 48 89 ef mov %rbp,%rdi 0294 bdfb54: e8 00 00 00 00 call bdfb59 bdfb55: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 0299 bdfb59: 48 8b 4d 00 mov 0x0(%rbp),%rcx 029d bdfb5d: 49 39 cf cmp %rcx,%r15 02a0 bdfb60: 48 8b 6c 24 10 mov 0x10(%rsp),%rbp 02a5 bdfb65: 74 3c je bdfba3 02a7 bdfb67: 48 8b 3c 24 mov (%rsp),%rdi 02ab bdfb6b: 48 c7 c6 00 00 00 00 mov $0x0,%rsi bdfb6e: R_X86_64_32S .rodata+0x5c9b20 02b2 bdfb72: 4c 89 fa mov %r15,%rdx 02b5 bdfb75: e8 00 00 00 00 call bdfb7a bdfb76: R_X86_64_PLT32 _btrfs_printk-0x4 02ba bdfb7a: eb 21 jmp bdfb9d 02bc bdfb7c: 48 8b 3c 24 mov (%rsp),%rdi 02c0 bdfb80: 48 c7 c6 00 00 00 00 mov $0x0,%rsi bdfb83: R_X86_64_32S .rodata+0x5c9a60 02c7 bdfb87: 44 89 ea mov %r13d,%edx 02ca bdfb8a: e8 00 00 00 00 call bdfb8f bdfb8b: R_X86_64_PLT32 _btrfs_printk-0x4 02cf bdfb8f: eb 0c jmp bdfb9d 02d1 bdfb91: 48 c7 c6 00 00 00 00 mov $0x0,%rsi bdfb94: R_X86_64_32S .rodata+0x5c9ac0 02d8 bdfb98: e8 00 00 00 00 call bdfb9d bdfb99: R_X86_64_PLT32 _btrfs_printk-0x4 02dd bdfb9d: 41 be 8b ff ff ff mov $0xffffff8b,%r14d 02e3 bdfba3: 48 89 ef mov %rbp,%rdi 02e6 bdfba6: e8 00 00 00 00 call bdfbab bdfba7: R_X86_64_PLT32 btrfs_release_disk_super-0x4 02eb bdfbab: 49 bf 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r15 02f5 bdfbb5: 4c 8b 6c 24 18 mov 0x18(%rsp),%r13 02fa bdfbba: 45 85 f6 test %r14d,%r14d 02fd bdfbbd: 0f 88 12 01 00 00 js bdfcd5 0303 bdfbc3: 4c 89 e0 mov %r12,%rax 0306 bdfbc6: 48 c1 e8 03 shr $0x3,%rax 030a bdfbca: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 030f bdfbcf: 74 08 je bdfbd9 0311 bdfbd1: 4c 89 e7 mov %r12,%rdi 0314 bdfbd4: e8 00 00 00 00 call bdfbd9 bdfbd5: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 0319 bdfbd9: 4d 8b 24 24 mov (%r12),%r12 031d bdfbdd: 48 8b 44 24 20 mov 0x20(%rsp),%rax 0322 bdfbe2: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 0327 bdfbe7: 0f 84 77 fd ff ff je bdf964 032d bdfbed: 4c 89 ef mov %r13,%rdi 0330 bdfbf0: e8 00 00 00 00 call bdfbf5 bdfbf1: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 0335 bdfbf5: e9 6a fd ff ff jmp bdf964 033a bdfbfa: 48 c7 c7 00 00 00 00 mov $0x0,%rdi bdfbfd: R_X86_64_32S .rodata+0x5c9a00 0341 bdfc01: 48 c7 c6 00 00 00 00 mov $0x0,%rsi bdfc04: R_X86_64_32S .rodata+0x5c1440 0348 bdfc08: ba c7 08 00 00 mov $0x8c7,%edx 034d bdfc0d: e8 00 00 00 00 call bdfc12 bdfc0e: R_X86_64_PLT32 btrfs_assertfail-0x4 0352 bdfc12: e9 b6 fd ff ff jmp bdf9cd 0357 bdfc17: 89 e9 mov %ebp,%ecx 0359 bdfc19: 80 e1 07 and $0x7,%cl 035c bdfc1c: 38 c1 cmp %al,%cl 035e bdfc1e: 0f 8c 18 fe ff ff jl bdfa3c 0364 bdfc24: be 02 00 00 00 mov $0x2,%esi 0369 bdfc29: 48 89 ef mov %rbp,%rdi 036c bdfc2c: e8 00 00 00 00 call bdfc31 bdfc2d: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 0371 bdfc31: e9 06 fe ff ff jmp bdfa3c 0376 bdfc36: 44 89 f1 mov %r14d,%ecx 0379 bdfc39: 80 e1 07 and $0x7,%cl 037c bdfc3c: 38 c1 cmp %al,%cl 037e bdfc3e: 0f 8c 0c fe ff ff jl bdfa50 0384 bdfc44: be 02 00 00 00 mov $0x2,%esi 0389 bdfc49: 4c 89 f7 mov %r14,%rdi 038c bdfc4c: e8 00 00 00 00 call bdfc51 bdfc4d: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 0391 bdfc51: e9 fa fd ff ff jmp bdfa50 0396 bdfc56: 44 89 f1 mov %r14d,%ecx 0399 bdfc59: 80 e1 07 and $0x7,%cl 039c bdfc5c: 38 c1 cmp %al,%cl 039e bdfc5e: 0f 8c 41 fe ff ff jl bdfaa5 03a4 bdfc64: be 02 00 00 00 mov $0x2,%esi 03a9 bdfc69: 4c 89 f7 mov %r14,%rdi 03ac bdfc6c: e8 00 00 00 00 call bdfc71 bdfc6d: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 03b1 bdfc71: e9 2f fe ff ff jmp bdfaa5 03b6 bdfc76: 44 89 f9 mov %r15d,%ecx 03b9 bdfc79: 80 e1 07 and $0x7,%cl 03bc bdfc7c: 38 c1 cmp %al,%cl 03be bdfc7e: 0f 8c 39 fe ff ff jl bdfabd 03c4 bdfc84: be 02 00 00 00 mov $0x2,%esi 03c9 bdfc89: 4c 89 ff mov %r15,%rdi 03cc bdfc8c: e8 00 00 00 00 call bdfc91 bdfc8d: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 03d1 bdfc91: e9 27 fe ff ff jmp bdfabd 03d6 bdfc96: 89 e9 mov %ebp,%ecx 03d8 bdfc98: 80 e1 07 and $0x7,%cl 03db bdfc9b: 38 c1 cmp %al,%cl 03dd bdfc9d: 0f 8c 7f fe ff ff jl bdfb22 03e3 bdfca3: be 08 00 00 00 mov $0x8,%esi 03e8 bdfca8: 48 89 ef mov %rbp,%rdi 03eb bdfcab: e8 00 00 00 00 call bdfcb0 bdfcac: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 03f0 bdfcb0: e9 6d fe ff ff jmp bdfb22 03f5 bdfcb5: 44 89 f9 mov %r15d,%ecx 03f8 bdfcb8: 80 e1 07 and $0x7,%cl 03fb bdfcbb: 38 c1 cmp %al,%cl 03fd bdfcbd: 0f 8c 72 fe ff ff jl bdfb35 0403 bdfcc3: be 08 00 00 00 mov $0x8,%esi 0408 bdfcc8: 4c 89 ff mov %r15,%rdi 040b bdfccb: e8 00 00 00 00 call bdfcd0 bdfccc: R_X86_64_PLT32 __asan_report_load_n_noabort-0x4 0410 bdfcd0: e9 60 fe ff ff jmp bdfb35 0415 bdfcd5: 49 83 c4 78 add $0x78,%r12 0419 bdfcd9: 4c 89 e0 mov %r12,%rax 041c bdfcdc: 48 c1 e8 03 shr $0x3,%rax 0420 bdfce0: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 0425 bdfce5: 74 08 je bdfcef 0427 bdfce7: 4c 89 e7 mov %r12,%rdi 042a bdfcea: e8 00 00 00 00 call bdfcef bdfceb: R_X86_64_PLT32 __asan_report_load8_noabort-0x4 042f bdfcef: 4d 8b 0c 24 mov (%r12),%r9 0433 bdfcf3: 48 8b 7c 24 08 mov 0x8(%rsp),%rdi 0438 bdfcf8: 48 c7 c6 00 00 00 00 mov $0x0,%rsi bdfcfb: R_X86_64_32S .rodata.str1.1+0x5ed51 043f bdfcff: ba 05 09 00 00 mov $0x905,%edx 0444 bdfd04: 44 89 f1 mov %r14d,%ecx 0447 bdfd07: 49 c7 c0 00 00 00 00 mov $0x0,%r8 bdfd0a: R_X86_64_32S .rodata+0x5c99a0 044e bdfd0e: e8 00 00 00 00 call bdfd13 bdfd0f: R_X86_64_PLT32 __btrfs_handle_fs_error-0x4 0453 bdfd13: 48 8b 5c 24 08 mov 0x8(%rsp),%rbx 0458 bdfd18: 48 8d 7b 10 lea 0x10(%rbx),%rdi 045c bdfd1c: be 08 00 00 00 mov $0x8,%esi 0461 bdfd21: e8 00 00 00 00 call bdfd26 bdfd22: R_X86_64_PLT32 __kasan_check_write-0x4 0466 bdfd26: 80 63 11 f7 andb $0xf7,0x11(%rbx) 046a bdfd2a: 31 c0 xor %eax,%eax 046c bdfd2c: 48 83 c4 28 add $0x28,%rsp 0470 bdfd30: 5b pop %rbx 0471 bdfd31: 41 5c pop %r12 0473 bdfd33: 41 5d pop %r13 0475 bdfd35: 41 5e pop %r14 0477 bdfd37: 41 5f pop %r15 0479 bdfd39: 5d pop %rbp 047a bdfd3a: c3 ret 047b bdfd3b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests