vmlinux.o: warning: objtool: btrfs_calc_avail_data_space+0xb5: unreachable instruction

From: kernel test robot
Date: Sun Apr 02 2023 - 21:26:46 EST


Hi Josef,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7e364e56293bb98cae1b55fd835f5991c4e96e7d
commit: 083bd7e54e8e2c1d169f21236873272cdf6f409a btrfs: move the printk and assert helpers to messages.c
date: 4 months ago
config: x86_64-randconfig-r011-20230403 (https://download.01.org/0day-ci/archive/20230403/202304030902.PAf6LZwi-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# 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
make W=1 O=build_dir ARCH=x86_64 olddefconfig
make 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 <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202304030902.PAf6LZwi-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> vmlinux.o: warning: objtool: btrfs_calc_avail_data_space+0xb5: unreachable instruction


objdump-func vmlinux.o btrfs_calc_avail_data_space:
0000 0000000000d2b515 <btrfs_calc_avail_data_space>:
0000 d2b515: 41 57 push %r15
0002 d2b517: b8 ff ff 37 00 mov $0x37ffff,%eax
0007 d2b51c: 41 56 push %r14
0009 d2b51e: 48 c1 e0 2a shl $0x2a,%rax
000d d2b522: 41 55 push %r13
000f d2b524: 41 54 push %r12
0011 d2b526: 49 89 fc mov %rdi,%r12
0014 d2b529: 48 81 c7 a8 0f 00 00 add $0xfa8,%rdi
001b d2b530: 55 push %rbp
001c d2b531: 48 89 fa mov %rdi,%rdx
001f d2b534: 53 push %rbx
0020 d2b535: 48 c1 ea 03 shr $0x3,%rdx
0024 d2b539: 48 83 ec 40 sub $0x40,%rsp
0028 d2b53d: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
002c d2b541: 48 89 34 24 mov %rsi,(%rsp)
0030 d2b545: 74 05 je d2b54c <btrfs_calc_avail_data_space+0x37>
0032 d2b547: e8 00 00 00 00 call d2b54c <btrfs_calc_avail_data_space+0x37> d2b548: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0037 d2b54c: 49 8b ac 24 a8 0f 00 00 mov 0xfa8(%r12),%rbp
003f d2b554: b8 ff ff 37 00 mov $0x37ffff,%eax
0044 d2b559: 48 c1 e0 2a shl $0x2a,%rax
0048 d2b55d: 48 8d 7d 40 lea 0x40(%rbp),%rdi
004c d2b561: 48 89 fa mov %rdi,%rdx
004f d2b564: 48 c1 ea 03 shr $0x3,%rdx
0053 d2b568: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
0057 d2b56c: 74 05 je d2b573 <btrfs_calc_avail_data_space+0x5e>
0059 d2b56e: e8 00 00 00 00 call d2b573 <btrfs_calc_avail_data_space+0x5e> d2b56f: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
005e d2b573: 48 8b 45 40 mov 0x40(%rbp),%rax
0062 d2b577: 89 44 24 10 mov %eax,0x10(%rsp)
0066 d2b57b: 85 c0 test %eax,%eax
0068 d2b57d: 75 7b jne d2b5fa <btrfs_calc_avail_data_space+0xe5>
006a d2b57f: 49 8b 9c 24 a8 0f 00 00 mov 0xfa8(%r12),%rbx
0072 d2b587: b8 ff ff 37 00 mov $0x37ffff,%eax
0077 d2b58c: 48 c1 e0 2a shl $0x2a,%rax
007b d2b590: 48 8d 7b 40 lea 0x40(%rbx),%rdi
007f d2b594: 48 89 fa mov %rdi,%rdx
0082 d2b597: 48 c1 ea 03 shr $0x3,%rdx
0086 d2b59b: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
008a d2b59f: 74 05 je d2b5a6 <btrfs_calc_avail_data_space+0x91>
008c d2b5a1: e8 00 00 00 00 call d2b5a6 <btrfs_calc_avail_data_space+0x91> d2b5a2: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0091 d2b5a6: 48 8b 43 40 mov 0x40(%rbx),%rax
0095 d2b5aa: 89 44 24 10 mov %eax,0x10(%rsp)
0099 d2b5ae: 85 c0 test %eax,%eax
009b d2b5b0: 75 48 jne d2b5fa <btrfs_calc_avail_data_space+0xe5>
009d d2b5b2: ba 7c 07 00 00 mov $0x77c,%edx
00a2 d2b5b7: 48 c7 c6 00 00 00 00 mov $0x0,%rsi d2b5ba: R_X86_64_32S .rodata+0x6c0700
00a9 d2b5be: 48 c7 c7 00 00 00 00 mov $0x0,%rdi d2b5c1: R_X86_64_32S .rodata+0x6c0be0
00b0 d2b5c5: e8 00 00 00 00 call d2b5ca <btrfs_calc_avail_data_space+0xb5> d2b5c6: R_X86_64_PLT32 btrfs_assertfail-0x4
00b5 d2b5ca: 48 8b 14 24 mov (%rsp),%rdx
00b9 d2b5ce: b8 ff ff 37 00 mov $0x37ffff,%eax
00be d2b5d3: 48 c1 e0 2a shl $0x2a,%rax
00c2 d2b5d7: 48 c1 ea 03 shr $0x3,%rdx
00c6 d2b5db: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
00ca d2b5df: 74 09 je d2b5ea <btrfs_calc_avail_data_space+0xd5>
00cc d2b5e1: 48 8b 3c 24 mov (%rsp),%rdi
00d0 d2b5e5: e8 00 00 00 00 call d2b5ea <btrfs_calc_avail_data_space+0xd5> d2b5e6: R_X86_64_PLT32 __asan_report_store8_noabort-0x4
00d5 d2b5ea: 48 8b 04 24 mov (%rsp),%rax
00d9 d2b5ee: 48 c7 00 00 00 00 00 movq $0x0,(%rax)
00e0 d2b5f5: e9 2a 04 00 00 jmp d2ba24 <btrfs_calc_avail_data_space+0x50f>
00e5 d2b5fa: 48 63 7c 24 10 movslq 0x10(%rsp),%rdi
00ea d2b5ff: ba 20 00 00 00 mov $0x20,%edx
00ef d2b604: 48 89 f8 mov %rdi,%rax
00f2 d2b607: 48 f7 e2 mul %rdx
00f5 d2b60a: 48 89 c7 mov %rax,%rdi
00f8 d2b60d: 0f 90 c0 seto %al
00fb d2b610: 0f b6 c0 movzbl %al,%eax
00fe d2b613: 48 89 44 24 18 mov %rax,0x18(%rsp)
0103 d2b618: 71 0d jno d2b627 <btrfs_calc_avail_data_space+0x112>
0105 d2b61a: c7 44 24 10 f4 ff ff ff movl $0xfffffff4,0x10(%rsp)
010d d2b622: e9 fd 03 00 00 jmp d2ba24 <btrfs_calc_avail_data_space+0x50f>
0112 d2b627: be c0 0c 00 00 mov $0xcc0,%esi
0117 d2b62c: e8 00 00 00 00 call d2b631 <btrfs_calc_avail_data_space+0x11c> d2b62d: R_X86_64_PLT32 __kmalloc-0x4
011c d2b631: 49 89 c5 mov %rax,%r13
011f d2b634: 48 85 c0 test %rax,%rax
0122 d2b637: 74 e1 je d2b61a <btrfs_calc_avail_data_space+0x105>
0124 d2b639: be 01 00 00 00 mov $0x1,%esi
0129 d2b63e: 4c 89 e7 mov %r12,%rdi
012c d2b641: e8 00 00 00 00 call d2b646 <btrfs_calc_avail_data_space+0x131> d2b642: R_X86_64_PLT32 btrfs_get_alloc_profile-0x4
0131 d2b646: 48 89 c7 mov %rax,%rdi
0134 d2b649: 48 89 c3 mov %rax,%rbx
0137 d2b64c: e8 00 00 00 00 call d2b651 <btrfs_calc_avail_data_space+0x13c> d2b64d: R_X86_64_PLT32 btrfs_bg_flags_to_raid_index-0x4
013c d2b651: 89 44 24 14 mov %eax,0x14(%rsp)
0140 d2b655: 89 c0 mov %eax,%eax
0142 d2b657: 83 7c 24 14 09 cmpl $0x9,0x14(%rsp)
0147 d2b65c: 48 89 44 24 08 mov %rax,0x8(%rsp)
014c d2b661: 76 0f jbe d2b672 <btrfs_calc_avail_data_space+0x15d>
014e d2b663: 48 89 c6 mov %rax,%rsi
0151 d2b666: 48 c7 c7 00 00 00 00 mov $0x0,%rdi d2b669: R_X86_64_32S .data+0x875fc0
0158 d2b66d: e8 00 00 00 00 call d2b672 <btrfs_calc_avail_data_space+0x15d> d2b66e: R_X86_64_PLT32 __ubsan_handle_out_of_bounds-0x4
015d d2b672: 44 8b 64 24 10 mov 0x10(%rsp),%r12d
0162 d2b677: f6 c3 08 test $0x8,%bl
0165 d2b67a: 75 63 jne d2b6df <btrfs_calc_avail_data_space+0x1ca>
0167 d2b67c: f7 c3 10 06 00 00 test $0x610,%ebx
016d d2b682: 74 49 je d2b6cd <btrfs_calc_avail_data_space+0x1b8>
016f d2b684: 48 8b 7c 24 08 mov 0x8(%rsp),%rdi
0174 d2b689: b8 ff ff 37 00 mov $0x37ffff,%eax
0179 d2b68e: 48 c1 e0 2a shl $0x2a,%rax
017d d2b692: 48 c1 e7 05 shl $0x5,%rdi
0181 d2b696: 48 81 c7 00 00 00 00 add $0x0,%rdi d2b699: R_X86_64_32S btrfs_raid_array+0x6
0188 d2b69d: 48 89 fa mov %rdi,%rdx
018b d2b6a0: 48 c1 ea 03 shr $0x3,%rdx
018f d2b6a4: 8a 04 02 mov (%rdx,%rax,1),%al
0192 d2b6a7: 48 89 fa mov %rdi,%rdx
0195 d2b6aa: 83 e2 07 and $0x7,%edx
0198 d2b6ad: 38 d0 cmp %dl,%al
019a d2b6af: 7f 09 jg d2b6ba <btrfs_calc_avail_data_space+0x1a5>
019c d2b6b1: 84 c0 test %al,%al
019e d2b6b3: 74 05 je d2b6ba <btrfs_calc_avail_data_space+0x1a5>
01a0 d2b6b5: e8 00 00 00 00 call d2b6ba <btrfs_calc_avail_data_space+0x1a5> d2b6b6: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
01a5 d2b6ba: 48 8b 44 24 08 mov 0x8(%rsp),%rax
01aa d2b6bf: 48 c1 e0 05 shl $0x5,%rax
01ae d2b6c3: 44 0f b6 a0 00 00 00 00 movzbl 0x0(%rax),%r12d d2b6c7: R_X86_64_32S btrfs_raid_array+0x6
01b6 d2b6cb: eb 12 jmp d2b6df <btrfs_calc_avail_data_space+0x1ca>
01b8 d2b6cd: 83 e3 40 and $0x40,%ebx
01bb d2b6d0: 48 83 fb 01 cmp $0x1,%rbx
01bf d2b6d4: 45 19 e4 sbb %r12d,%r12d
01c2 d2b6d7: 41 83 e4 fd and $0xfffffffd,%r12d
01c6 d2b6db: 41 83 c4 04 add $0x4,%r12d
01ca d2b6df: 48 8b 7c 24 08 mov 0x8(%rsp),%rdi
01cf d2b6e4: b8 ff ff 37 00 mov $0x37ffff,%eax
01d4 d2b6e9: 48 c1 e0 2a shl $0x2a,%rax
01d8 d2b6ed: 48 c1 e7 05 shl $0x5,%rdi
01dc d2b6f1: 48 81 c7 00 00 00 00 add $0x0,%rdi d2b6f4: R_X86_64_32S btrfs_raid_array+0x1
01e3 d2b6f8: 48 89 fa mov %rdi,%rdx
01e6 d2b6fb: 48 c1 ea 03 shr $0x3,%rdx
01ea d2b6ff: 8a 04 02 mov (%rdx,%rax,1),%al
01ed d2b702: 48 89 fa mov %rdi,%rdx
01f0 d2b705: 83 e2 07 and $0x7,%edx
01f3 d2b708: 38 d0 cmp %dl,%al
01f5 d2b70a: 7f 09 jg d2b715 <btrfs_calc_avail_data_space+0x200>
01f7 d2b70c: 84 c0 test %al,%al
01f9 d2b70e: 74 05 je d2b715 <btrfs_calc_avail_data_space+0x200>
01fb d2b710: e8 00 00 00 00 call d2b715 <btrfs_calc_avail_data_space+0x200> d2b711: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
0200 d2b715: 48 8b 44 24 08 mov 0x8(%rsp),%rax
0205 d2b71a: ff 05 00 00 00 00 incl 0x0(%rip) # d2b720 <btrfs_calc_avail_data_space+0x20b> d2b71c: R_X86_64_PC32 __preempt_count-0x4
020b d2b720: 48 c1 e0 05 shl $0x5,%rax
020f d2b724: 0f b6 80 00 00 00 00 movzbl 0x0(%rax),%eax d2b727: R_X86_64_32S btrfs_raid_array+0x1
0216 d2b72b: c1 e0 10 shl $0x10,%eax
0219 d2b72e: 48 98 cltq
021b d2b730: 48 89 44 24 20 mov %rax,0x20(%rsp)
0220 d2b735: e8 60 f4 ff ff call d2ab9a <rcu_lock_acquire.constprop.0>
0225 d2b73a: 48 8d 85 00 01 00 00 lea 0x100(%rbp),%rax
022c d2b741: 48 89 c2 mov %rax,%rdx
022f d2b744: 48 89 44 24 28 mov %rax,0x28(%rsp)
0234 d2b749: b8 ff ff 37 00 mov $0x37ffff,%eax
0239 d2b74e: 48 c1 ea 03 shr $0x3,%rdx
023d d2b752: 48 c1 e0 2a shl $0x2a,%rax
0241 d2b756: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
0245 d2b75a: 74 0a je d2b766 <btrfs_calc_avail_data_space+0x251>
0247 d2b75c: 48 8b 7c 24 28 mov 0x28(%rsp),%rdi
024c d2b761: e8 00 00 00 00 call d2b766 <btrfs_calc_avail_data_space+0x251> d2b762: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0251 d2b766: 48 8b ad 00 01 00 00 mov 0x100(%rbp),%rbp
0258 d2b76d: 31 db xor %ebx,%ebx
025a d2b76f: 49 be 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r14
0264 d2b779: 48 63 c3 movslq %ebx,%rax
0267 d2b77c: 48 89 44 24 38 mov %rax,0x38(%rsp)
026c d2b781: 48 3b 6c 24 28 cmp 0x28(%rsp),%rbp
0271 d2b786: 0f 84 8a 00 00 00 je d2b816 <btrfs_calc_avail_data_space+0x301>
0277 d2b78c: 4c 8d 7d 68 lea 0x68(%rbp),%r15
027b d2b790: be 08 00 00 00 mov $0x8,%esi
0280 d2b795: 4c 89 ff mov %r15,%rdi
0283 d2b798: e8 00 00 00 00 call d2b79d <btrfs_calc_avail_data_space+0x288> d2b799: R_X86_64_PLT32 __kasan_check_read-0x4
0288 d2b79d: 4c 89 f8 mov %r15,%rax
028b d2b7a0: 48 c1 e8 03 shr $0x3,%rax
028f d2b7a4: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
0294 d2b7a9: 74 08 je d2b7b3 <btrfs_calc_avail_data_space+0x29e>
0296 d2b7ab: 4c 89 ff mov %r15,%rdi
0299 d2b7ae: e8 00 00 00 00 call d2b7b3 <btrfs_calc_avail_data_space+0x29e> d2b7af: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
029e d2b7b3: 48 8b 45 68 mov 0x68(%rbp),%rax
02a2 d2b7b7: a8 02 test $0x2,%al
02a4 d2b7b9: 0f 84 7b 01 00 00 je d2b93a <btrfs_calc_avail_data_space+0x425>
02aa d2b7bf: 48 8d 7d 50 lea 0x50(%rbp),%rdi
02ae d2b7c3: 48 89 f8 mov %rdi,%rax
02b1 d2b7c6: 48 c1 e8 03 shr $0x3,%rax
02b5 d2b7ca: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
02ba d2b7cf: 74 05 je d2b7d6 <btrfs_calc_avail_data_space+0x2c1>
02bc d2b7d1: e8 00 00 00 00 call d2b7d6 <btrfs_calc_avail_data_space+0x2c1> d2b7d2: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
02c1 d2b7d6: 48 83 7d 50 00 cmpq $0x0,0x50(%rbp)
02c6 d2b7db: 0f 84 59 01 00 00 je d2b93a <btrfs_calc_avail_data_space+0x425>
02cc d2b7e1: be 08 00 00 00 mov $0x8,%esi
02d1 d2b7e6: 4c 89 ff mov %r15,%rdi
02d4 d2b7e9: e8 00 00 00 00 call d2b7ee <btrfs_calc_avail_data_space+0x2d9> d2b7ea: R_X86_64_PLT32 __kasan_check_read-0x4
02d9 d2b7ee: 4c 89 f8 mov %r15,%rax
02dc d2b7f1: 48 c1 e8 03 shr $0x3,%rax
02e0 d2b7f5: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
02e5 d2b7fa: 74 08 je d2b804 <btrfs_calc_avail_data_space+0x2ef>
02e7 d2b7fc: 4c 89 ff mov %r15,%rdi
02ea d2b7ff: e8 00 00 00 00 call d2b804 <btrfs_calc_avail_data_space+0x2ef> d2b800: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
02ef d2b804: 48 8b 45 68 mov 0x68(%rbp),%rax
02f3 d2b808: a8 08 test $0x8,%al
02f5 d2b80a: 0f 85 2a 01 00 00 jne d2b93a <btrfs_calc_avail_data_space+0x425>
02fb d2b810: 3b 5c 24 10 cmp 0x10(%rsp),%ebx
02ff d2b814: 7c 77 jl d2b88d <btrfs_calc_avail_data_space+0x378>
0301 d2b816: e8 e1 fc ff ff call d2b4fc <rcu_read_unlock>
0306 d2b81b: ba 20 00 00 00 mov $0x20,%edx
030b d2b820: 4c 89 ef mov %r13,%rdi
030e d2b823: 45 31 c0 xor %r8d,%r8d
0311 d2b826: 48 c7 c1 00 00 00 00 mov $0x0,%rcx d2b829: R_X86_64_32S .text+0xd0953c
0318 d2b82d: 48 63 f3 movslq %ebx,%rsi
031b d2b830: e8 00 00 00 00 call d2b835 <btrfs_calc_avail_data_space+0x320> d2b831: R_X86_64_PLT32 sort-0x4
0320 d2b835: 48 8b 7c 24 08 mov 0x8(%rsp),%rdi
0325 d2b83a: b8 ff ff 37 00 mov $0x37ffff,%eax
032a d2b83f: 48 c1 e0 2a shl $0x2a,%rax
032e d2b843: 48 c1 e7 05 shl $0x5,%rdi
0332 d2b847: 48 81 c7 00 00 00 00 add $0x0,%rdi d2b84a: R_X86_64_32S btrfs_raid_array+0x3
0339 d2b84e: 48 89 fa mov %rdi,%rdx
033c d2b851: 48 c1 ea 03 shr $0x3,%rdx
0340 d2b855: 8a 04 02 mov (%rdx,%rax,1),%al
0343 d2b858: 48 89 fa mov %rdi,%rdx
0346 d2b85b: 83 e2 07 and $0x7,%edx
0349 d2b85e: 38 d0 cmp %dl,%al
034b d2b860: 7f 09 jg d2b86b <btrfs_calc_avail_data_space+0x356>
034d d2b862: 84 c0 test %al,%al
034f d2b864: 74 05 je d2b86b <btrfs_calc_avail_data_space+0x356>
0351 d2b866: e8 00 00 00 00 call d2b86b <btrfs_calc_avail_data_space+0x356> d2b867: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
0356 d2b86b: 49 be 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r14
0360 d2b875: 8b 44 24 14 mov 0x14(%rsp),%eax
0364 d2b879: 48 c1 e0 05 shl $0x5,%rax
0368 d2b87d: 0f b6 80 00 00 00 00 movzbl 0x0(%rax),%eax d2b880: R_X86_64_32S btrfs_raid_array+0x3
036f d2b884: 89 44 24 10 mov %eax,0x10(%rsp)
0373 d2b888: e9 1a 01 00 00 jmp d2b9a7 <btrfs_calc_avail_data_space+0x492>
0378 d2b88d: 48 8d bd 80 00 00 00 lea 0x80(%rbp),%rdi
037f d2b894: 48 89 f8 mov %rdi,%rax
0382 d2b897: 48 c1 e8 03 shr $0x3,%rax
0386 d2b89b: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
038b d2b8a0: 74 05 je d2b8a7 <btrfs_calc_avail_data_space+0x392>
038d d2b8a2: e8 00 00 00 00 call d2b8a7 <btrfs_calc_avail_data_space+0x392> d2b8a3: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0392 d2b8a7: 48 8d bd 90 00 00 00 lea 0x90(%rbp),%rdi
0399 d2b8ae: 4c 8b bd 80 00 00 00 mov 0x80(%rbp),%r15
03a0 d2b8b5: 48 89 f8 mov %rdi,%rax
03a3 d2b8b8: 48 c1 e8 03 shr $0x3,%rax
03a7 d2b8bc: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
03ac d2b8c1: 74 05 je d2b8c8 <btrfs_calc_avail_data_space+0x3b3>
03ae d2b8c3: e8 00 00 00 00 call d2b8c8 <btrfs_calc_avail_data_space+0x3b3> d2b8c4: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
03b3 d2b8c8: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx
03b8 d2b8cd: 4c 89 f8 mov %r15,%rax
03bb d2b8d0: 48 2b 85 90 00 00 00 sub 0x90(%rbp),%rax
03c2 d2b8d7: 66 31 c0 xor %ax,%ax
03c5 d2b8da: 48 8d 91 00 00 10 00 lea 0x100000(%rcx),%rdx
03cc d2b8e1: 48 39 c2 cmp %rax,%rdx
03cf d2b8e4: 73 54 jae d2b93a <btrfs_calc_avail_data_space+0x425>
03d1 d2b8e6: 48 2d 00 00 10 00 sub $0x100000,%rax
03d7 d2b8ec: 48 89 44 24 30 mov %rax,0x30(%rsp)
03dc d2b8f1: 48 8b 44 24 38 mov 0x38(%rsp),%rax
03e1 d2b8f6: 48 c1 e0 05 shl $0x5,%rax
03e5 d2b8fa: 4d 8d 7c 05 00 lea 0x0(%r13,%rax,1),%r15
03ea d2b8ff: 4c 89 fa mov %r15,%rdx
03ed d2b902: 48 c1 ea 03 shr $0x3,%rdx
03f1 d2b906: 42 80 3c 32 00 cmpb $0x0,(%rdx,%r14,1)
03f6 d2b90b: 74 08 je d2b915 <btrfs_calc_avail_data_space+0x400>
03f8 d2b90d: 4c 89 ff mov %r15,%rdi
03fb d2b910: e8 00 00 00 00 call d2b915 <btrfs_calc_avail_data_space+0x400> d2b911: R_X86_64_PLT32 __asan_report_store8_noabort-0x4
0400 d2b915: 49 8d 7f 10 lea 0x10(%r15),%rdi
0404 d2b919: 49 89 2f mov %rbp,(%r15)
0407 d2b91c: 48 89 fa mov %rdi,%rdx
040a d2b91f: 48 c1 ea 03 shr $0x3,%rdx
040e d2b923: 42 80 3c 32 00 cmpb $0x0,(%rdx,%r14,1)
0413 d2b928: 74 05 je d2b92f <btrfs_calc_avail_data_space+0x41a>
0415 d2b92a: e8 00 00 00 00 call d2b92f <btrfs_calc_avail_data_space+0x41a> d2b92b: R_X86_64_PLT32 __asan_report_store8_noabort-0x4
041a d2b92f: 48 8b 44 24 30 mov 0x30(%rsp),%rax
041f d2b934: ff c3 inc %ebx
0421 d2b936: 49 89 47 10 mov %rax,0x10(%r15)
0425 d2b93a: 48 89 e8 mov %rbp,%rax
0428 d2b93d: 48 c1 e8 03 shr $0x3,%rax
042c d2b941: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
0431 d2b946: 74 08 je d2b950 <btrfs_calc_avail_data_space+0x43b>
0433 d2b948: 48 89 ef mov %rbp,%rdi
0436 d2b94b: e8 00 00 00 00 call d2b950 <btrfs_calc_avail_data_space+0x43b> d2b94c: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
043b d2b950: 48 8b 6d 00 mov 0x0(%rbp),%rbp
043f d2b954: e9 20 fe ff ff jmp d2b779 <btrfs_calc_avail_data_space+0x264>
0444 d2b959: 41 39 dc cmp %ebx,%r12d
0447 d2b95c: 48 63 c5 movslq %ebp,%rax
044a d2b95f: 44 0f 4f e3 cmovg %ebx,%r12d
044e d2b963: 48 c1 e0 05 shl $0x5,%rax
0452 d2b967: 4d 8d 7c 05 00 lea 0x0(%r13,%rax,1),%r15
0457 d2b96c: 49 8d 7f 10 lea 0x10(%r15),%rdi
045b d2b970: 48 89 fa mov %rdi,%rdx
045e d2b973: 48 c1 ea 03 shr $0x3,%rdx
0462 d2b977: 42 80 3c 32 00 cmpb $0x0,(%rdx,%r14,1)
0467 d2b97c: 74 05 je d2b983 <btrfs_calc_avail_data_space+0x46e>
0469 d2b97e: e8 00 00 00 00 call d2b983 <btrfs_calc_avail_data_space+0x46e> d2b97f: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
046e d2b983: 49 8b 4f 10 mov 0x10(%r15),%rcx
0472 d2b987: 48 3b 4c 24 20 cmp 0x20(%rsp),%rcx
0477 d2b98c: 72 17 jb d2b9a5 <btrfs_calc_avail_data_space+0x490>
0479 d2b98e: 49 63 c4 movslq %r12d,%rax
047c d2b991: 44 29 e3 sub %r12d,%ebx
047f d2b994: 48 0f af c1 imul %rcx,%rax
0483 d2b998: 48 01 44 24 18 add %rax,0x18(%rsp)
0488 d2b99d: 41 89 df mov %ebx,%r15d
048b d2b9a0: 44 39 fd cmp %r15d,%ebp
048e d2b9a3: 7d 0d jge d2b9b2 <btrfs_calc_avail_data_space+0x49d>
0490 d2b9a5: 89 eb mov %ebp,%ebx
0492 d2b9a7: 8d 6b ff lea -0x1(%rbx),%ebp
0495 d2b9aa: 39 5c 24 10 cmp %ebx,0x10(%rsp)
0499 d2b9ae: 7e a9 jle d2b959 <btrfs_calc_avail_data_space+0x444>
049b d2b9b0: eb 36 jmp d2b9e8 <btrfs_calc_avail_data_space+0x4d3>
049d d2b9b2: 49 63 c7 movslq %r15d,%rax
04a0 d2b9b5: 48 c1 e0 05 shl $0x5,%rax
04a4 d2b9b9: 49 8d 5c 05 00 lea 0x0(%r13,%rax,1),%rbx
04a9 d2b9be: 48 8d 7b 10 lea 0x10(%rbx),%rdi
04ad d2b9c2: 48 89 f8 mov %rdi,%rax
04b0 d2b9c5: 48 c1 e8 03 shr $0x3,%rax
04b4 d2b9c9: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1)
04b9 d2b9ce: 74 0f je d2b9df <btrfs_calc_avail_data_space+0x4ca>
04bb d2b9d0: 48 89 4c 24 08 mov %rcx,0x8(%rsp)
04c0 d2b9d5: e8 00 00 00 00 call d2b9da <btrfs_calc_avail_data_space+0x4c5> d2b9d6: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
04c5 d2b9da: 48 8b 4c 24 08 mov 0x8(%rsp),%rcx
04ca d2b9df: 48 29 4b 10 sub %rcx,0x10(%rbx)
04ce d2b9e3: 41 ff c7 inc %r15d
04d1 d2b9e6: eb b8 jmp d2b9a0 <btrfs_calc_avail_data_space+0x48b>
04d3 d2b9e8: 4c 89 ef mov %r13,%rdi
04d6 d2b9eb: e8 00 00 00 00 call d2b9f0 <btrfs_calc_avail_data_space+0x4db> d2b9ec: R_X86_64_PLT32 kfree-0x4
04db d2b9f0: 48 8b 14 24 mov (%rsp),%rdx
04df d2b9f4: b8 ff ff 37 00 mov $0x37ffff,%eax
04e4 d2b9f9: 48 c1 e0 2a shl $0x2a,%rax
04e8 d2b9fd: 48 c1 ea 03 shr $0x3,%rdx
04ec d2ba01: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
04f0 d2ba05: 74 09 je d2ba10 <btrfs_calc_avail_data_space+0x4fb>
04f2 d2ba07: 48 8b 3c 24 mov (%rsp),%rdi
04f6 d2ba0b: e8 00 00 00 00 call d2ba10 <btrfs_calc_avail_data_space+0x4fb> d2ba0c: R_X86_64_PLT32 __asan_report_store8_noabort-0x4
04fb d2ba10: 48 8b 04 24 mov (%rsp),%rax
04ff d2ba14: 48 8b 4c 24 18 mov 0x18(%rsp),%rcx
0504 d2ba19: c7 44 24 10 00 00 00 00 movl $0x0,0x10(%rsp)
050c d2ba21: 48 89 08 mov %rcx,(%rax)
050f d2ba24: 8b 44 24 10 mov 0x10(%rsp),%eax
0513 d2ba28: 48 83 c4 40 add $0x40,%rsp
0517 d2ba2c: 5b pop %rbx
0518 d2ba2d: 5d pop %rbp
0519 d2ba2e: 41 5c pop %r12
051b d2ba30: 41 5d pop %r13
051d d2ba32: 41 5e pop %r14
051f d2ba34: 41 5f pop %r15
0521 d2ba36: c3 ret

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests