strace mascot is CC BY-SA 4.0, by Vitaly Chaykovsky. strace is a diagnostic, debugging and instructional userspace utility for Linux. It is used to monitor and tamper with interactions between processes and the Linux kernel, which include system …

strace is a diagnostic, debugging and instructional userspace tracer for Linux. It is used to monitor and tamper with interactions between processes and the Linux kernel, which include system calls, signal deliveries, and changes of process state.

For example, libdw-based unwinder fails strace-k.test with the following diagnostics in rawhide scratch build: getpid() = 31248 > /usr/lib/libc-2.27.9000.so(__getpid+0xc) [0x9f66c] > No DWARF information found Surprisingly, aarch64 also fails in rawhide scratch build, but this might be a rawhide specific issue as in other distributions strace-k ...

ý7zXZ æÖ´F ! t/å£ä‡ ïþ]9 Œ;}e ožC/¯Ih¼©î08Z 5pk¹ ö'nïeϼ Z¥2x‚ØU“V÷…HTTg·` Ù € ǽÏðd‹i]½ ¢Ä P œ{ABÍ„‚!ç¸ø¢¦?· 6 ¼•%[™.D.¤kÇÓP꾘 Ã~ |ó )ŠÌ«¤blwIí€Þýè Ô æß­.ë ‚ÝÒŸ·|G,ÄõÝå? ê LKzðÇ o• 6W.–Ÿ¾šOZˆã•RÈ• ÌW¨È¥ôè5ÔT”p @Û% U© ÌNœ Sä±ï:F ³1µ’ì°Ew æ8®ó‚aô¸»0» öm ...

> On Sun, Jan 23, 2022 at 02:55:10AM -0800, WÁNG Xuěruì wrote: > > Also I don't think the already merged strace code is affected, but it's nice for you to sync this info with us. :+1: > > If struct user_pt_regs is changed, then at least its decoder and the test > ...

Noteworthy changes in strace 6.8 (2024-03-20) ===== * Improvements * Renamed --stack-traces to --stack-trace for consistency. Old option is retained for backwards compatibility. * Implemented --stack-trace-frame-limit=N option for configuring the …

Noteworthy changes in strace 6.3 (2023-05-08) ===== * Improvements * Implemented --trace-fds=set option for filtering only the syscalls that operate on the specified set of file descriptors. * Implemented --decode-fds=signalfd option for decoding …

Noteworthy changes in strace 6.1 (2022-12-12) ===== * Improvements * Enhanced decoding of terminal ioctl commands. * Updated decoding of statx syscall. * Updated lists of ABS_*, BPF_*, BTRFS_*, COUNTER_*, ETH_P_*, IFLA_*, KVM_*, MADV_*, NLMSGERR_*, PERF_*, STATX_*, and TLS_* constants.

strace-4.19.tar.xz.asc: 801: 2017-Sep-05 12:15: Noteworthy changes in release 4.19 (2017-09-05) * Changes in behaviour * Changed formatting of personality names on tile architecture in order to make it in line with other multi-personality architectures.

* Added manual page for the strace-log-merge command. * Updated lists of ioctl commands from Linux 4.15. * Implemented biarch support for s390x. * Implemented an optional support for symbol demangling in strace -k output (activated by --with-libiberty configure option).