1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
| Signal Value Action Comment
----------------------------------------------------------------------
SIGQUIT 3 Core Quit from keyboard
SIGILL 4 Core Illegal Instruction
SIGABRT 6 Core Abort signal from abort(3)
SIGFPE 8 Core Floating point exception
SIGSEGV 11 Core Invalid memory reference
SIGBUS 10,7,10 Core Bus error (bad memory access)
SIGSYS 12,-,12 Core Bad argument to routine (SVr4)
SIGTRAP 5 Core Trace/breakpoint trap
SIGXCPU 24,24,30 Core CPU time limit exceeded (4.2BSD)
SIGXFSZ 25,25,31 Core File size limit exceeded (4.2BSD)
SIGIOT 6 Core IOT trap. A synonym for SIGABRT
Up to and including Linux 2.2, the default behavior for SIGSYS, SIGXCPU, SIGXFSZ, and (on architectures other than SPARC and MIPS) SIGBUS was to terminate the process (without a
core dump). (On some other Unix systems the default action for SIGXCPU and SIGXFSZ is to terminate the process without a core dump.) Linux 2.4 conforms to the POSIX.1-2001
requirements for these signals, terminating the process with a core dump. |
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