Noteworthy changes in strace 6.4 (2023-06-26)

=============================================

* Improvements
  * Implemented decoding of IFLA_BRPORT_NEIGH_VLAN_SUPPRESS netlink attribute.
  * Implemented decoding of IP_PROTOCOL type control messages and socket option.
  * Updated lists of BPF_*, IP_*, KVM_*, MDBA_*, PACKET_*, PR_*, PTRACE_*,
    UFFD_*, and V4L2_PIX_FMT_* constants.
  * Updated lists of ioctl commands from Linux 6.4.

* Bug fixes
  * Turn --seccomp-bpf off when --syscall-limit option is specified.
  * Fixed --trace-fds filtering support of syscalls taking file descriptor
    arguments that do not normally have a path associated with them.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Alexander Gordeev
* Dmitry V. Levin
* Donald Hunter
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Marek Vasut

Please refer to the CREDITS file for the full list of strace contributors.

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 of signal masks
    associated with signalfd file descriptors.
  * Implemented --syscall-limit option to automatically detach tracees
    after capturing the specified number of syscalls.
  * Implemented --argv0 option to set argv[0] of the command being executed.
  * Implemented decoding of PR_GET_MDWE and PR_SET_MDWE operations of prctl
    syscall.
  * Implemented decoding of IP_LOCAL_PORT_RANGE socket option.
  * Implemented decoding of IFLA_BRPORT_MCAST_N_GROUPS,
    IFLA_BRPORT_MCAST_MAX_GROUPS, IFLA_GSO_IPV4_MAX_SIZE,
    IFLA_GRO_IPV4_MAX_SIZE, and TCA_EXT_WARN_MSG netlink attributes.
  * Updated lists of F_SEAL_*, IFLA_*, IORING_*, MFD_*, NFT_*, TCA_*,
    and V4L2_PIX_FMT_* constants.
  * Updated lists of ioctl commands from Linux 6.3.

* Bug fixes
  * Fixed build on hppa with uapi headers from Linux >= 6.2.
  * Fixed --status filtering when -c option is in use.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Dmitry V. Levin
* Elvira Khabirova
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Jakub Wilk
* John Reiser
* Kossi Glokpor
* Marty Leisner
* Masatake YAMATO
* Matoro Mahri
* Sahil Siddiq
* Sven Schnelle
* adrien-n
* leedagee

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 6.2 (2023-02-26)

=============================================

* Improvements
  * Implemented collision resolution for overlapping ioctl commands
    from tty and snd subsystems.
  * Implemented decoding of IFLA_BRPORT_MAB and IFLA_DEVLINK_PORT
    netlink attributes.
  * Updated lists of ALG_*, BPF_*, IFLA_*, KEY_*, KVM_*, LANDLOCK_*,
    MEMBARRIER_*, NFT_*, NTF_*, and V4L2_* constants.
  * Updated lists of ioctl commands from Linux 6.2.

* Bug fixes
  * Fixed build on alpha architecture.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Dmitry V. Levin
* Elvira Khabirova
* Fabrice Le Fessant
* Gleb Fotengauer-Malinovskiy
* Helge Deller
* Jan Macku
* Masatake YAMATO
* Sven Schnelle

Please refer to the CREDITS file for the full list of strace contributors.

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.
  * Updated lists of ioctl commands from Linux 6.1.

* Bug fixes
  * Fixed injection tests on ia64.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Dmitry V. Levin
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Yaakov Selkowitz

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 6.0 (2022-10-17)

=============================================

* Improvements
  * Enhanced decoding of PTP_* ioctl commands.
  * Updated decoding of setns syscall.
  * Updated lists of BPF_*, BTRFS_*, FAN_*, ETH_P_*, KVM_*, NDTPA_*,
    NT_*, PERF_*, and TLS_INFO_* constants.
  * Updated lists of ioctl commands from Linux 6.0.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Dmitry V. Levin
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Marvin Schmidt
* Roland Illig

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 5.19 (2022-08-12)

==============================================

* Changes in behaviour
  * The "(deleted)" marker for unlinked paths of file descriptors is now printed
    outside angle brackets;  the matching of unlinked paths of file descriptors
    no longer includes the " (deleted)" part into consideration.

* Improvements
  * Implemented printing of Unix socket sun_path field's SELinux context.
  * Implemented decoding of SO_TXREHASH socket option.
  * Implemented decoding of IFLA_TSO_MAX_SIZE, IFLA_TSO_MAX_SEGS,
    NDA_FDB_EXT_ATTRS, NDA_FLAGS_EXT, NDA_NDM_FLAGS_MASK,
    and NDA_NDM_STATE_MASK netlink attributes.
  * Improved decoding of INET_DIAG_LOCALS, INET_DIAG_MD5SIG, INET_DIAG_PEERS,
    INET_DIAG_PROTOCOL, INET_DIAG_REQ_PROTOCOL, INET_DIAG_SHUTDOWN,
    INET_DIAG_SK_BPF_STORAGES, INET_DIAG_SOCKOPT, and INET_DIAG_ULP_INFO
    NETLINK_SOCK_DIAG netlink attributes.
  * Enhanced decoding of arch_prctl and prctl syscalls.
  * Enhanced siginfo_t decoding.
  * Updated decoding of struct rtnl_link_stats64.
  * Updated lists of DEVCONF_*, FAN_MARK_*, GPIO_V2_LINE_FLAG_*, IORING_*,
    KEXEC_*, LANDLOCK_*, NET_IPV4_CONF_*, NLM_F_*, NT_*, PR_*, SECCOMP_*,
    UFFD_FEATURE_*, V4L2_CID_*, and V4L2_PIX_FMT_* constants.
  * Updated lists of ioctl commands from Linux 5.19.

* Bug fixes

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Alexey Gladkov
* Dmitry V. Levin
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Joubin Jabbari
* Lenka Špačková
* Renaud Métrich
* Sergei Trofimovich
* Václav Kadlčík

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 5.18 (2022-06-18)

==============================================

* Improvements
  * Added an interface of raising des Strausses awareness.
  * Added --tips option to print strace tips, tricks, and tweaks
    at the end of the tracing session.
  * Enhanced decoding of bpf and io_uring_register syscalls.
  * Implemented decoding of COUNTER_*, RTC_PARAM_GET, and RTC_PARAM_SET ioctl
    commands.
  * Updated lists of BPF_*, BR_*, BTRFS_*, IFA_*, IFLA_*, IORING_*, KEY_*,
    KVM_*, MADV_*, and UFFD_* constants.
  * Updated lists of ioctl commands from Linux 5.18.

* Bug fixes
  * Fixed printing of the updated value of union bpf_attr.next_id
    on the exiting of bpf(BPF_*_GET_NEXT_ID) calls.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Andreas Schwab
* Bruce Ashfield
* Christian Brauner
* Dmitry V. Levin
* Elvira Khabirova
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Greg Kroah-Hartman
* Max Filippov
* Mickaël Salaün
* Pegasust
* SuHsueyu

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 5.17 (2022-03-26)

==============================================

* Improvements
  * Added 64-bit LoongArch architecture support.
  * Extended personality designation syntax of syscall specification expressions
    to support all@pers and %class@pers.
  * Enhanced rejection of invalid syscall numbers in syscall specification
    expressions.
  * Implemented decoding of set_mempolicy_home_node syscall, introduced
    in Linux 5.17.
  * Implemented decoding of IFLA_GRO_MAX_SIZE and TCA_ACT_IN_HW_COUNT netlink
    attributes.
  * Implemented decoding of PR_SET_VMA operation of prctl syscall.
  * Implemented decoding of siginfo_t.si_pkey field.
  * Implemented decoding of LIRC ioctl commands.
  * Updated lists of FAN_*, IORING_*, IOSQE_*, KEY_*, KVM_*, MODULE_INIT_*,
    TCA_ACT_*, and *_MAGIC constants.
  * Updated lists of ioctl commands from Linux 5.17.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Dmitry V. Levin
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Jonathan Borne
* Masatake YAMATO
* Sean Young
* Slava Bacherikov
* Sven Schnelle
* WANG Xuerui

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 5.16 (2022-01-10)

==============================================

* Improvements
  * Implemented --secontext=mismatch option to find mismatches in SELinux
    contexts.
  * Implemented decoding of futex_waitv syscall introduced in Linux 5.16.
  * Implemented decoding of BPF_LINK_GET_NEXT_ID and BPF_LINK_GET_FD_BY_ID bpf
    syscall commands.
  * Enhanced decoding of BPF_MAP_CREATE, BPF_PROG_TEST_RUN, and BPF_PROG_LOAD
    bpf syscall commands.
  * Enhanced decoding of BTRFS_IOC_FS_INFO ioctl command.
  * Updated lists of AUDIT_*, BPF_*, BTRFS_*, DEVCONF_*, FAN_*, ETH_P_*,
    IPV4_DEVCONF_*, KVM_*, NDA_*, SO_*, and V4L2_* constants.
  * Updated lists of ioctl commands from Linux 5.16.

* Bug fixes
  * Fixed build for older Android.

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Ahelenia Ziemiańska
* André Almeida
* Chih-Hsuan Yen
* Dmitry V. Levin
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Paul Chaignon
* Renaud Métrich
* Sahil Kang

Please refer to the CREDITS file for the full list of strace contributors.

Noteworthy changes in strace 5.15 (2021-12-01)

==============================================

* Improvements
  * Implemented --strings-in-hex=non-ascii-chars option for using hexadecimal
    numbers instead of octal ones in escape sequences in the output strings.
  * Implemented --decode-pids=comm option (and its alias -Y) for printing
    command names for PIDs.
  * Implemented --decode-pids=pidns as an alias to --pidns-translation option.
  * Implemented printing of current working directory when AT_FDCWD constant
    is used with --decode-fds=path option enabled.
  * Improved printing of syscall names in places where the associated
    AUDIT_ARCH_* value is present (ptrace PTRACE_GET_SYSCALL_INFO request,
    SIGSYS siginfo_t).
  * Implemented decoding of process_mrelease syscall, introduced in Linux 5.15.
  * Implemented decoding of SECCOMP_GET_NOTIF_SIZES operation of seccomp
    syscall.
  * Implemented decoding of HDIO_*, KD*, and SECCOMP_* ioctl commands.
  * Implemented decoding of RTM_NEWCACHEREPORT, RTM_{NEW,DEL,GET}NEXTHOP,
    and RTM_{NEW,GET}STATS NETLINK_ROUTE netlink messages.
  * Implemented decoding of AF_ALG, AF_IEEE802154, AF_MCTP, AF_NFC, AF_QIPCRTR,
    AF_RRPC, AF_VSOCK, and AF_XDP socket addresses.
  * Implemented decoding of AF_BRIDGE and AF_MCTP protocols for IFLA_AF_SPEC
    netlink attribute.
  * Implemented decoding of IFLA_BR_MCAST_QUERIER_STATE, IFLA_BR_MULTI_BOOLOPT,
    IFLA_INET6_RA_MTU, IFLA_INFO_SLAVE_DATA, and IFLA_VFINFO_LIST netlink
    attributes.
  * Enhanced decoding of io_uring_register and times syscalls.
  * Enhanced IFLA_BR_FORWARD_DELAY, IFLA_BR_MAX_AGE, IFLA_EXT_MASK,
    IFLA_PROTINFO, *_INTVL, and *_TIMER netlink attribute decoding.
  * Enhanced decoding of AF_IPX and AF_NETLINK socket addresses.
  * Updated lists o AF_*, ARPHRD_*, BTRFS_*, DEVCONF_*, DM_*, ETH_P_*,
    FAN_REPORT_*, IORING_*, MOVE_MOUNT_*, MPOL_*, PACKET_*, RTM_*, SO_*,
    and XFRM_MSG_* constants.
  * Updated lists of ioctl commands from Linux 5.15.

* Bug fixes
  * Fixed printing of struct bpf_prog_info.map_ids array.
  * Fixed behaviour of "dev", "pidfd", and "socket" arguments of the --print-fds
    option to no longer imply the "path" argument.
  * Fixed insufficient buffer size used for network interface name printing,
    that previously led to assertions on attempts of printing interface names
    that require quoting, for example, names longer than 4 characters in -xx
    mode (addresses RHBZ bug #2028146).

Contributors
============

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports.  These include:

* Alex Xu (Hello71)
* Dmitry V. Levin
* Elvira Khabirova
* Eugene Syromyatnikov
* Gleb Fotengauer-Malinovskiy
* Masatake YAMATO
* Paulo Andrade
* Renaud Métrich
* Srikavin Ramkumar
* Victor Krapivensky
* Ákos Uzonyi

Please refer to the CREDITS file for the full list of strace contributors.