vfork on score
create a child process and block parent
sys_vfork(void)| number | 1071 (0x42f) |
|---|---|
| abi | common |
| entry point | sys_vfork |
| since | Linux 3.7 or earlier (3.7 is the first release scanned for score) |
| man page | vfork(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r27 | 1071, the syscall number |
r4 | the return value |
Then run syscall to enter the kernel.
r7 is the error flag and r4 then holds the positive error number.
This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.
Same syscall on other architectures
- x64 58
- x86 190
- arm 190
- ia32 190
- x32 1073741882
- ppc64 189
- ppc 189
- s390x 190
- alpha 66
- blackfin 190, removed in 4.17
- cris 190, removed in 4.17
- frv 190, removed in 4.17
- m32r 190, removed in 4.17
- m68k 190
- microblaze 190
- mn10300 190, removed in 4.17
- parisc 113
- sh 190
- sparc 66
- sparc64 66
Get this as JSON: https://api.syscall.sh/v2/syscalls/score/vfork?kernel=all