BUG: stack guard page was hit at ffffc900098cfff8 (stack is ffffc900098d0000..ffffc900098d7fff) kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7242 Comm: syz-executor.1 Not tainted 5.10.112-syzkaller-00287-gde64d941a71a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:cred_has_capability+0x8a/0x420 security/selinux/hooks.c:1603 Code: 82 4c 8d 7c 24 20 49 c1 ef 03 43 c7 04 2f f1 f1 f1 f1 48 b8 f2 f2 f2 f2 00 00 04 f3 4b 89 44 2f 08 43 c7 44 2f 10 f3 f3 f3 f3 91 a6 45 ff ba 20 00 00 00 4c 89 e7 4c 8d a4 24 80 00 00 00 31 RSP: 0018:ffffc900098d0000 EFLAGS: 00010a02 RAX: f3040000f2f2f2f2 RBX: ffff888100296700 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff888100296700 RBP: ffffc900098d0120 R08: ffffffff82238945 R09: ffffffff81b85f08 R10: 0000000000000002 R11: ffff8881176a3b40 R12: ffffc900098d0040 R13: dffffc0000000000 R14: 0000000000000002 R15: 1ffff9200131a004 FS: 00007fbda5edb700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900098cfff8 CR3: 0000000150594000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: selinux_capable+0x39/0x50 security/selinux/hooks.c:2145 security_capable+0x69/0xd0 security/security.c:748 ns_capable_common kernel/capability.c:375 [inline] ns_capable kernel/capability.c:396 [inline] capable_wrt_inode_uidgid+0x95/0x1e0 kernel/capability.c:506 generic_permission+0x18a/0x470 fs/namei.c:376 do_inode_permission fs/namei.c:408 [inline] inode_permission+0x9f/0x500 fs/namei.c:466 xattr_permission+0xfb/0x380 fs/xattr.c:134 __vfs_getxattr+0xbe/0x700 fs/xattr.c:373 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 incfs_getxattr fs/incfs/vfs.c:1668 [inline] incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164 __vfs_getxattr+0x62f/0x700 fs/xattr.c:399 vfs_getxattr+0x54/0x60 fs/xattr.c:406 read_size_attr fs/incfs/vfs.c:293 [inline] fetch_regular_inode+0x155/0x300 fs/incfs/vfs.c:374 dir_lookup+0x673/0x6e0 fs/incfs/vfs.c:1008 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 __lookup_slow+0x2b3/0x400 fs/namei.c:1628 lookup_one_len+0x43d/0x6a0 fs/namei.c:2642 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:211 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967 lookup_open fs/namei.c:3162 [inline] open_last_lookups fs/namei.c:3253 [inline] path_openat+0x119a/0x2fd0 fs/namei.c:3441 do_filp_open+0x200/0x440 fs/namei.c:3471 do_sys_openat2+0x13b/0x470 fs/open.c:1211 do_sys_open fs/open.c:1227 [inline] __do_sys_creat fs/open.c:1301 [inline] __se_sys_creat fs/open.c:1295 [inline] __x64_sys_creat+0x11f/0x160 fs/open.c:1295 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fbda6d860e9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fbda5edb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fbda6e99030 RCX: 00007fbda6d860e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000300 RBP: 00007fbda6de008d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff11dc714f R14: 00007fbda5edb300 R15: 0000000000022000 Modules linked in: ---[ end trace 1b69dc6bb56c5b24 ]--- RIP: 0010:cred_has_capability+0x8a/0x420 security/selinux/hooks.c:1603 Code: 82 4c 8d 7c 24 20 49 c1 ef 03 43 c7 04 2f f1 f1 f1 f1 48 b8 f2 f2 f2 f2 00 00 04 f3 4b 89 44 2f 08 43 c7 44 2f 10 f3 f3 f3 f3 91 a6 45 ff ba 20 00 00 00 4c 89 e7 4c 8d a4 24 80 00 00 00 31 RSP: 0018:ffffc900098d0000 EFLAGS: 00010a02 RAX: f3040000f2f2f2f2 RBX: ffff888100296700 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff888100296700 RBP: ffffc900098d0120 R08: ffffffff82238945 R09: ffffffff81b85f08 R10: 0000000000000002 R11: ffff8881176a3b40 R12: ffffc900098d0040 R13: dffffc0000000000 R14: 0000000000000002 R15: 1ffff9200131a004 FS: 00007fbda5edb700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900098cfff8 CR3: 0000000150594000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 4c 8d 7c 24 20 lea 0x20(%rsp),%r15 5: 49 c1 ef 03 shr $0x3,%r15 9: 43 c7 04 2f f1 f1 f1 movl $0xf1f1f1f1,(%r15,%r13,1) 10: f1 11: 48 b8 f2 f2 f2 f2 00 movabs $0xf3040000f2f2f2f2,%rax 18: 00 04 f3 1b: 4b 89 44 2f 08 mov %rax,0x8(%r15,%r13,1) 20: 43 c7 44 2f 10 f3 f3 movl $0xf3f3f3f3,0x10(%r15,%r13,1) 27: f3 f3 * 29: e8 91 a6 45 ff callq 0xff45a6bf <-- trapping instruction 2e: ba 20 00 00 00 mov $0x20,%edx 33: 4c 89 e7 mov %r12,%rdi 36: 4c 8d a4 24 80 00 00 lea 0x80(%rsp),%r12 3d: 00 3e: 31 .byte 0x31