github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/guilty/39 (about)

     1  FILE: security/apparmor/policy_ns.c
     2  
     3   sock_common_setsockopt+0x9a/0xe0 net/core/sock.c:3038
     4   __sys_setsockopt+0x1ba/0x3c0 net/socket.c:1902
     5   __do_sys_setsockopt net/socket.c:1913 [inline]
     6   __se_sys_setsockopt net/socket.c:1910 [inline]
     7   __x64_sys_setsockopt+0xbe/0x150 net/socket.c:1910
     8   do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
     9  ==================================================================
    10  BUG: KASAN: global-out-of-bounds in memcmp+0xe3/0x160 lib/string.c:861
    11  Read of size 1 at addr ffffffff88000008 by task syz-executor0/10914
    12  
    13   entry_SYSCALL_64_after_hwframe+0x49/0xbe
    14  RIP: 0033:0x457579
    15  Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
    16  RSP: 002b:00007f4c14533c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
    17  RAX: ffffffffffffffda RBX: 00007f4c14533c90 RCX: 0000000000457579
    18  RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
    19  RBP: 000000000072bf00 R08: 0000000000000004 R09: 0000000000000000
    20  R10: 0000000020000080 R11: 0000000000000246 R12: 00007f4c145346d4
    21  R13: 00000000004c3ed9 R14: 00000000004d6260 R15: 0000000000000004
    22  CPU: 0 PID: 10914 Comm: syz-executor0 Not tainted 4.19.0-rc5+ #252
    23  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
    24  Call Trace:
    25   __dump_stack lib/dump_stack.c:77 [inline]
    26   dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
    27   print_address_description.cold.8+0x58/0x1ff mm/kasan/report.c:256
    28   kasan_report_error mm/kasan/report.c:354 [inline]
    29   kasan_report.cold.9+0x242/0x309 mm/kasan/report.c:412
    30   __asan_report_load1_noabort+0x14/0x20 mm/kasan/report.c:430
    31   memcmp+0xe3/0x160 lib/string.c:861
    32   strnstr+0x4b/0x70 lib/string.c:934
    33   __aa_lookupn_ns+0xc1/0x570 security/apparmor/policy_ns.c:209
    34   aa_lookupn_ns+0x88/0x1e0 security/apparmor/policy_ns.c:240
    35   aa_fqlookupn_profile+0x1b9/0x1010 security/apparmor/policy.c:468
    36   fqlookupn_profile+0x80/0xc0 security/apparmor/label.c:1844
    37   aa_label_strn_parse+0xa3a/0x1230 security/apparmor/label.c:1908
    38   aa_label_parse+0x42/0x50 security/apparmor/label.c:1943
    39   aa_change_profile+0x513/0x3510 security/apparmor/domain.c:1362
    40   apparmor_setprocattr+0xa8b/0x1150 security/apparmor/lsm.c:656
    41   security_setprocattr+0x66/0xc0 security/security.c:1298
    42   proc_pid_attr_write+0x301/0x540 fs/proc/base.c:2555
    43   __vfs_write+0x119/0x9f0 fs/read_write.c:485
    44   vfs_write+0x1fc/0x560 fs/read_write.c:549
    45   ksys_write+0x101/0x260 fs/read_write.c:598
    46   __do_sys_write fs/read_write.c:610 [inline]
    47   __se_sys_write fs/read_write.c:607 [inline]
    48   __x64_sys_write+0x73/0xb0 fs/read_write.c:607
    49   do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
    50   entry_SYSCALL_64_after_hwframe+0x49/0xbe
    51  RIP: 0033:0x457579
    52  Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
    53  RSP: 002b:00007f5a92ec2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
    54  RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579
    55  RDX: 000000000000002c RSI: 00000000200000c0 RDI: 0000000000000004
    56  RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
    57  R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5a92ec36d4
    58  R13: 00000000004c5454 R14: 00000000004d8c78 R15: 00000000ffffffff
    59  
    60  CPU: 1 PID: 10921 Comm: syz-executor3 Not tainted 4.19.0-rc5+ #252
    61  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
    62  The buggy address belongs to the variable:
    63   __start_rodata+0x8/0x1000
    64  Call Trace:
    65   __dump_stack lib/dump_stack.c:77 [inline]
    66   dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
    67  
    68  Memory state around the buggy address:
    69   ffffffff87ffff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    70   ffffffff87ffff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    71   fail_dump lib/fault-inject.c:51 [inline]
    72   should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149
    73  ffffffff88000000: 00 fa fa fa fa fa fa fa 00 01 fa fa fa fa fa fa
    74                        ^
    75   ffffffff88000080: 00 00 00 07 fa fa fa fa 00 04 fa fa fa fa fa fa
    76   ffffffff88000100: 05 fa fa fa fa fa fa fa 00 00 00 00 05 fa fa fa
    77  ==================================================================