syscall 0f 05
... 0f 05 syscall 1007: c3 retq 1008: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) ... b8 3c 00 00 00 mov $0x3c,%eax 1015: 0f 05 syscall 1017: c3 retq 1018: 0f 1f ... ,2015年4月4日 — They have different opcodes (0F 05 vs CD 80) and the former is faster. It's not clear to me if there is any relationship between them: are they really ...
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 syscall 0f 05 相關參考資料
Article - System Call Instructions - CodeMachine
User Mode threads transition into Kernel Mode when they make system calls. ... mov eax,52h 00000000`76eb02a8 0f05 syscall 00000000`76eb02aa c3 ret. https://www.codemachine.com How to invoke a system call via syscall or sysenter in inline ...
... 0f 05 syscall 1007: c3 retq 1008: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) ... b8 3c 00 00 00 mov $0x3c,%eax 1015: 0f 05 syscall 1017: c3 retq 1018: 0f 1f ... https://stackoverflow.com In Linux x86_64 are syscalls and int 0x80 related? - Stack ...
2015年4月4日 — They have different opcodes (0F 05 vs CD 80) and the former is faster. It's not clear to me if there is any relationship between them: are they really ... https://stackoverflow.com Is syscall an instruction on x86_64? - Stack Overflow
2012年5月14日 — syscall is an instruction in x86-64, and is used as part of the ABI for making system calls. (The 32-bit ABI uses int 80h or sysenter , and is also ... https://stackoverflow.com Searchable Linux Syscall Table for x86 and x86_64 | PyTux
Searchable Linux Syscall Table for x86 and x86_64 There are some tables like this around, but they are usually cool auto-generated hacks and that … https://filippo.io SYSCALL — Fast System Call
Opcode, Instruction, Op/En, 64-Bit Mode, Compat/Leg Mode, Description. 0F 05, SYSCALL, ZO, Valid, Invalid, Fast call to privilege level 0 system procedures. https://www.felixcloutier.com SyscallWrappers - glibc wiki - sourceware.org
2017年8月24日 — Simple kernel system calls in glibc are translated from a list of names ... S:79 0: b8 29 00 00 00 mov $0x29,%eax 5: 0f 05 syscall 7: 48 3d 01 f0 ... https://sourceware.org Understanding simple Linux syscall in libc.a - Stack Overflow
2013年3月19日 — file format elf64-x86-64 Disassembly of section .text: 0000000000000000 <sync>: 0: b9 a2 00 00 00 mov eax,0xa2 5: 0f 05 syscall 7: 48 3d 01 ... https://stackoverflow.com 在Linux x86_64中有syscalls和int 0x80有關嗎？ - 優文庫
我知道在Linux x64「syscall」和「int 0x80」中，彙編指令會在軟件中產生一箇中斷，要求內核做一些工作。他們有不同的操作碼（0F 05 vs CD 80），前者更快。 http://hk.uwenku.com 棧溢位攻擊系列：shellcode在linux x86 64位攻擊獲得root許可 ...
2019年2月12日 — ... mov $0x69,%al 400088: 0f 05 syscall 40008a: 48 31 d2 xor %rdx,%rdx 40008d: 48 bb ff 2f 62 69 6e mov $0x68732f6e69622fff,%rbx 400094: ... https://www.itread01.com |