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2023-08-06selftests/nolibc: always print the path to test log fileZhangjin Wu
Even when there is no failure, developers may be still interested in the test log file, especially, string alignment, duplicated print, kernel message and so forth, so, always print the path to test log file. A new line is added for such a print to avoid annoying people who don't care about it when the test pass completely. Suggested-by: Willy Tarreau <w@1wt.eu> Link: https://lore.kernel.org/lkml/ZIB792FtG6ibOudp@1wt.eu/ Signed-off-by: Zhangjin Wu <falcon@tinylab.org> Signed-off-by: Willy Tarreau <w@1wt.eu>
2023-08-06selftests/nolibc: add a standalone test report macroZhangjin Wu
The run-user, run and rerun targets use the same test report script, let's add a standalone test report macro for them. This shrinks code lines and simplify the future maintainability. Suggested-by: Willy Tarreau <w@1wt.eu> Link: https://lore.kernel.org/lkml/ZIB792FtG6ibOudp@1wt.eu/ Signed-off-by: Zhangjin Wu <falcon@tinylab.org> Signed-off-by: Willy Tarreau <w@1wt.eu>
2023-08-05selftests: fchmodat2: remove duplicate unneeded definesMuhammad Usama Anjum
These duplicate defines should automatically be picked up from kernel headers. Use KHDR_INCLUDES to add kernel header files. Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com> Message-Id: <20230805073809.1753462-4-usama.anjum@collabora.com> Signed-off-by: Christian Brauner <brauner@kernel.org>
2023-08-04selftests: mptcp: join: fix 'implicit EP' testAndrea Claudi
mptcp_join 'implicit EP' test currently fails when using ip mptcp: $ ./mptcp_join.sh -iI <snip> 001 implicit EP creation[fail] expected '10.0.2.2 10.0.2.2 id 1 implicit' found '10.0.2.2 id 1 rawflags 10 ' Error: too many addresses or duplicate one: -22. ID change is prevented[fail] expected '10.0.2.2 10.0.2.2 id 1 implicit' found '10.0.2.2 id 1 rawflags 10 ' modif is allowed[fail] expected '10.0.2.2 10.0.2.2 id 1 signal' found '10.0.2.2 id 1 signal ' This happens because of two reasons: - iproute v6.3.0 does not support the implicit flag, fixed with iproute2-next commit 3a2535a41854 ("mptcp: add support for implicit flag") - pm_nl_check_endpoint wrongly expects the ip address to be repeated two times in iproute output, and does not account for a final whitespace in it. This fixes the issue trimming the whitespace in the output string and removing the double address in the expected string. Fixes: 69c6ce7b6eca ("selftests: mptcp: add implicit endpoint test case") Cc: stable@vger.kernel.org Signed-off-by: Andrea Claudi <aclaudi@redhat.com> Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net> Link: https://lore.kernel.org/r/20230803-upstream-net-20230803-misc-fixes-6-5-v1-2-6671b1ab11cc@tessares.net Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04selftests: mptcp: join: fix 'delete and re-add' testAndrea Claudi
mptcp_join 'delete and re-add' test fails when using ip mptcp: $ ./mptcp_join.sh -iI <snip> 002 delete and re-add before delete[ ok ] mptcp_info subflows=1 [ ok ] Error: argument "ADDRESS" is wrong: invalid for non-zero id address after delete[fail] got 2:2 subflows expected 1 This happens because endpoint delete includes an ip address while id is not 0, contrary to what is indicated in the ip mptcp man page: "When used with the delete id operation, an IFADDR is only included when the ID is 0." This fixes the issue using the $addr variable in pm_nl_del_endpoint() only when id is 0. Fixes: 34aa6e3bccd8 ("selftests: mptcp: add ip mptcp wrappers") Cc: stable@vger.kernel.org Signed-off-by: Andrea Claudi <aclaudi@redhat.com> Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net> Link: https://lore.kernel.org/r/20230803-upstream-net-20230803-misc-fixes-6-5-v1-1-6671b1ab11cc@tessares.net Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04selftests: net: test vxlan pmtu exceptions with tcpFlorian Westphal
TCP might get stuck if a nonlinear skb exceeds the path MTU, icmp error contains an incorrect icmp checksum in that case. Extend the existing test for vxlan to also send at least 1MB worth of data via TCP in addition to the existing 'large icmp packet adds route exception'. On my test VM this fails due to 0-size output file without "tunnels: fix kasan splat when generating ipv4 pmtu error". Signed-off-by: Florian Westphal <fw@strlen.de> Link: https://lore.kernel.org/r/20230803152653.29535-3-fw@strlen.de Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04Merge tag 'hyperv-fixes-signed-20230804' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux Pull hyperv fixes from Wei Liu: - Fix a bug in a python script for Hyper-V (Ani Sinha) - Workaround a bug in Hyper-V when IBT is enabled (Michael Kelley) - Fix an issue parsing MP table when Linux runs in VTL2 (Saurabh Sengar) - Several cleanup patches (Nischala Yelchuri, Kameron Carr, YueHaibing, ZhiHu) * tag 'hyperv-fixes-signed-20230804' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux: Drivers: hv: vmbus: Remove unused extern declaration vmbus_ontimer() x86/hyperv: add noop functions to x86_init mpparse functions vmbus_testing: fix wrong python syntax for integer value comparison x86/hyperv: fix a warning in mshyperv.h x86/hyperv: Disable IBT when hypercall page lacks ENDBR instruction x86/hyperv: Improve code for referencing hyperv_pcpu_input_arg Drivers: hv: Change hv_free_hyperv_page() to take void * argument
2023-08-04Merge tag 'riscv-for-linus-6.5-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux Pull RISC-V fixes from Palmer Dabbelt: - A pair of fixes for build-related failures in the selftests - A fix for a sparse warning in acpi_os_ioremap() - A fix to restore the kernel PA offset in vmcoreinfo, to fix crash handling * tag 'riscv-for-linus-6.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: Documentation: kdump: Add va_kernel_pa_offset for RISCV64 riscv: Export va_kernel_pa_offset in vmcoreinfo RISC-V: ACPI: Fix acpi_os_ioremap to return iomem address selftests: riscv: Fix compilation error with vstate_exec_nolibc.c selftests/riscv: fix potential build failure during the "emit_tests" step
2023-08-04selftests/rseq: Fix build with undefined __weakMark Brown
Commit 3bcbc20942db ("selftests/rseq: Play nice with binaries statically linked against glibc 2.35+") which is now in Linus' tree introduced uses of __weak but did nothing to ensure that a definition is provided for it resulting in build failures for the rseq tests: rseq.c:41:1: error: unknown type name '__weak' __weak ptrdiff_t __rseq_offset; ^ rseq.c:41:17: error: expected ';' after top level declarator __weak ptrdiff_t __rseq_offset; ^ ; rseq.c:42:1: error: unknown type name '__weak' __weak unsigned int __rseq_size; ^ rseq.c:43:1: error: unknown type name '__weak' __weak unsigned int __rseq_flags; Fix this by using the definition from tools/include compiler.h. Fixes: 3bcbc20942db ("selftests/rseq: Play nice with binaries statically linked against glibc 2.35+") Signed-off-by: Mark Brown <broonie@kernel.org> Message-Id: <20230804-kselftest-rseq-build-v1-1-015830b66aa9@kernel.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-08-04libbpf: Use local includes inside the librarySergey Kacheev
In our monrepo, we try to minimize special processing when importing (aka vendor) third-party source code. Ideally, we try to import directly from the repositories with the code without changing it, we try to stick to the source code dependency instead of the artifact dependency. In the current situation, a patch has to be made for libbpf to fix the includes in bpf headers so that they work directly from libbpf/src. Signed-off-by: Sergey Kacheev <s.kacheev@gmail.com> Acked-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/CAJVhQqUg6OKq6CpVJP5ng04Dg+z=igevPpmuxTqhsR3dKvd9+Q@mail.gmail.com Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2023-08-04netlink: specs: devlink: add info-get dump opJiri Pirko
Add missing dump op for info-get command and re-generate related devlink-user.[ch] code. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20230803111340.1074067-10-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04ynl-gen-c.py: render netlink policies static for split opsJiri Pirko
When policies are rendered for split ops, they are consumed in the same file. No need to expose them for user outside, make them static. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20230803111340.1074067-5-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04ynl-gen-c.py: allow directional model for kernel modeJiri Pirko
Directional model limitation is only applicable for uapi mode. For kernel mode, the code is generated correctly using right cmd values for do/dump requests. Lift the limitation. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20230803111340.1074067-4-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04ynl-gen-c.py: filter rendering of validate field values for split opsJiri Pirko
For split ops, do and dump has different meaningful values in validate field. Fix the rendering to allow the values per op type as follows: do: strict dump: dump, strict-dump Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Link: https://lore.kernel.org/r/20230803111340.1074067-3-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-04selftests: cgroup: fix test_kmem_basic false positivesJohannes Weiner
This test fails routinely in our prod testing environment, and I can reproduce it locally as well. The test allocates dcache inside a cgroup, then drops the memory limit and checks that usage drops correspondingly. The reason it fails is because dentries are freed with an RCU delay - a debugging sleep shows that usage drops as expected shortly after. Insert a 1s sleep after dropping the limit. This should be good enough, assuming that machines running those tests are otherwise not very busy. Link: https://lkml.kernel.org/r/20230801135632.1768830-1-hannes@cmpxchg.org Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Paul E. McKenney <paulmck@kernel.org> Cc: Michal Hocko <mhocko@suse.com> Cc: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-08-04selftests: mm: ksm: fix incorrect evaluation of parameterAyush Jain
A missing break in kms_tests leads to kselftest hang when the parameter -s is used. In current code flow because of missing break in -s, -t parses args spilled from -s and as -t accepts only valid values as 0,1 so any arg in -s >1 or <0, gets in ksm_test failure This went undetected since, before the addition of option -t, the next case -M would immediately break out of the switch statement but that is no longer the case Add the missing break statement. ----Before---- ./ksm_tests -H -s 100 Invalid merge type ----After---- ./ksm_tests -H -s 100 Number of normal pages: 0 Number of huge pages: 50 Total size: 100 MiB Total time: 0.401732682 s Average speed: 248.922 MiB/s Link: https://lkml.kernel.org/r/20230728163952.4634-1-ayush.jain3@amd.com Fixes: 07115fcc15b4 ("selftests/mm: add new selftests for KSM") Signed-off-by: Ayush Jain <ayush.jain3@amd.com> Reviewed-by: David Hildenbrand <david@redhat.com> Cc: Stefan Roesch <shr@devkernel.io> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-08-04radix tree test suite: fix incorrect allocation size for pthreadsColin Ian King
Currently the pthread allocation for each array item is based on the size of a pthread_t pointer and should be the size of the pthread_t structure, so the allocation is under-allocating the correct size. Fix this by using the size of each element in the pthreads array. Static analysis cppcheck reported: tools/testing/radix-tree/regression1.c:180:2: warning: Size of pointer 'threads' used instead of size of its data. [pointerSize] Link: https://lkml.kernel.org/r/20230727160930.632674-1-colin.i.king@gmail.com Fixes: 1366c37ed84b ("radix tree test harness") Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Cc: Konstantin Khlebnikov <koct9i@gmail.com> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-08-04selftests/bpf: fix the incorrect verification of port numbers.Kui-Feng Lee
Check port numbers before calling htons(). According to Dan Carpenter's report, Smatch identified incorrect port number checks. It is expected that the returned port number is an integer, with negative numbers indicating errors. However, the value was mistakenly verified after being translated by htons(). Major changes from v1: - Move the variable 'port' to the same line of 'err'. Fixes: 539c7e67aa4a ("selftests/bpf: Verify that the cgroup_skb filters receive expected packets.") Reported-by: Dan Carpenter <dan.carpenter@linaro.org> Closes: https://lore.kernel.org/bpf/cafd6585-d5a2-4096-b94f-7556f5aa7737@moroto.mountain/ Acked-by: Yonghong Song <yonghong.song@linux.dev> Signed-off-by: Kui-Feng Lee <thinker.li@gmail.com> Link: https://lore.kernel.org/r/20230804165831.173627-1-thinker.li@gmail.com Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2023-08-04kselftest/arm64: Use the tools/include compiler.h rather than our ownMark Brown
The BTI test program started life as standalone programs outside the kselftest suite so provided it's own compiler.h. Now that we have updated the tools/include compiler.h to have all the definitions that we are using and the arm64 selftsets pull in tools/includes let's drop our custom version. __unreachable() is named unreachable() there requiring an update in the code. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-6-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04kselftest/arm64: Use shared OPTIMZER_HIDE_VAR() definitonMark Brown
We had open coded the definition of OPTIMIZER_HIDE_VAR() as a fix but now that we have the generic tools/include available and that has had a definition of OPTIMIZER_HIDE_VAR() we can switch to the define. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-5-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04kselftest/arm64: Make the tools/include headers availableMark Brown
Make the generic tools/include headers available to the arm64 selftests so we can reduce some duplication. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-4-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04tools include: Add some common function attributesMark Brown
We don't have definitions of __always_unused or __noreturn in the tools version of compiler.h, add them so we can use them in kselftests. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-3-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04tools compiler.h: Add OPTIMIZER_HIDE_VAR()Mark Brown
Port over the definition of OPTIMIZER_HIDE_VAR() so we can use it in kselftests. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-2-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04kselftest/arm64: Exit streaming mode after collecting signal contextMark Brown
When we collect a signal context with one of the SME modes enabled we will have enabled that mode behind the compiler and libc's back so they may issue some instructions not valid in streaming mode, causing spurious failures. For the code prior to issuing the BRK to trigger signal handling we need to stay in streaming mode if we were already there since that's a part of the signal context the caller is trying to collect. Unfortunately this code includes a memset() which is likely to be heavily optimised and is likely to use FP instructions incompatible with streaming mode. We can avoid this happening by open coding the memset(), inserting a volatile assembly statement to avoid the compiler recognising what's being done and doing something in optimisation. This code is not performance critical so the inefficiency should not be an issue. After collecting the context we can simply exit streaming mode, avoiding these issues. Use a full SMSTOP for safety to prevent any issues appearing with ZA. Reported-by: Will Deacon <will@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-1-0c1290db5d46@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04selftests/bpf: Add test for detachment on empty mprog entryDaniel Borkmann
Add a detachment test case with miniq present to assert that with and without the miniq we get the same error. # ./test_progs -t tc_opts #244 tc_opts_after:OK #245 tc_opts_append:OK #246 tc_opts_basic:OK #247 tc_opts_before:OK #248 tc_opts_chain_classic:OK #249 tc_opts_delete_empty:OK #250 tc_opts_demixed:OK #251 tc_opts_detach:OK #252 tc_opts_detach_after:OK #253 tc_opts_detach_before:OK #254 tc_opts_dev_cleanup:OK #255 tc_opts_invalid:OK #256 tc_opts_mixed:OK #257 tc_opts_prepend:OK #258 tc_opts_replace:OK #259 tc_opts_revision:OK Summary: 16/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20230804131112.11012-2-daniel@iogearbox.net Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2023-08-04kselftest/arm64: add RCpc load-acquire to hwcap testZeng Heng
Add the RCpc and various features check in the set of hwcap tests. Signed-off-by: Zeng Heng <zengheng4@huawei.com> Reviewed-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230803133905.971697-1-zengheng4@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04selftests/arm64: add HWCAP2_HBC testJoey Gouly
Add a test for the newly added HWCAP2_HBC. Signed-off-by: Joey Gouly <joey.gouly@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20230804143746.3900803-3-joey.gouly@arm.com Signed-off-by: Will Deacon <will@kernel.org>
2023-08-04Merge tag 'counter-fixes-for-6.5b' of ↵Greg Kroah-Hartman
git://git.kernel.org/pub/scm/linux/kernel/git/wbg/counter into char-misc-linus William writes: Second set of Counter fixes for 6.5 The I8254 Kconfig entry is repositioned to resolve a misplacement causing the "Counter support" submenu items to disappear in menuconfig. The tools/counter/Makefile clean recipe is adjusted to replace rmdir with an equivalent set of rm to prevent failure if someone tries to clean the counter directory without building it first. * tag 'counter-fixes-for-6.5b' of git://git.kernel.org/pub/scm/linux/kernel/git/wbg/counter: tools/counter: Makefile: Replace rmdir by rm to avoid make,clean failure counter: Fix menuconfig "Counter support" submenu entries disappearance
2023-08-03Merge tag 'perf-tools-fixes-for-v6.5-2-2023-08-03' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools Pull perf tools fixes from Arnaldo Carvalho de Melo: - Fix segfault in the powerpc specific arch_skip_callchain_idx function. The patch doing the reference count init/exit that went into 6.5 missed this function. - Fix regression reading the arm64 PMU cpu slots in sysfs, a patch removing some code duplication ended up duplicating the /sysfs prefix for these files. - Fix grouping of events related to topdown, addressing a regression on the CSV output produced by 'perf stat' noticed on the downstream tool toplev. - Fix the uprobe_from_different_cu 'perf test' entry, it is failing when gcc isn't available, so we need to check that and skip the test if it is not installed. * tag 'perf-tools-fixes-for-v6.5-2-2023-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools: perf test parse-events: Test complex name has required event format perf pmus: Create placholder regardless of scanning core_only perf test uprobe_from_different_cu: Skip if there is no gcc perf parse-events: Only move force grouped evsels when sorting perf parse-events: When fixing group leaders always set the leader perf parse-events: Extra care around force grouped events perf callchain powerpc: Fix addr location init during arch_skip_callchain_idx function perf pmu arm64: Fix reading the PMU cpu slots in sysfs
2023-08-03Merge tag 'for-netdev' of ↵Jakub Kicinski
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next Martin KaFai Lau says: ==================== pull-request: bpf-next 2023-08-03 We've added 54 non-merge commits during the last 10 day(s) which contain a total of 84 files changed, 4026 insertions(+), 562 deletions(-). The main changes are: 1) Add SO_REUSEPORT support for TC bpf_sk_assign from Lorenz Bauer, Daniel Borkmann 2) Support new insns from cpu v4 from Yonghong Song 3) Non-atomically allocate freelist during prefill from YiFei Zhu 4) Support defragmenting IPv(4|6) packets in BPF from Daniel Xu 5) Add tracepoint to xdp attaching failure from Leon Hwang 6) struct netdev_rx_queue and xdp.h reshuffling to reduce rebuild time from Jakub Kicinski * tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (54 commits) net: invert the netdevice.h vs xdp.h dependency net: move struct netdev_rx_queue out of netdevice.h eth: add missing xdp.h includes in drivers selftests/bpf: Add testcase for xdp attaching failure tracepoint bpf, xdp: Add tracepoint to xdp attaching failure selftests/bpf: fix static assert compilation issue for test_cls_*.c bpf: fix bpf_probe_read_kernel prototype mismatch riscv, bpf: Adapt bpf trampoline to optimized riscv ftrace framework libbpf: fix typos in Makefile tracing: bpf: use struct trace_entry in struct syscall_tp_t bpf, devmap: Remove unused dtab field from bpf_dtab_netdev bpf, cpumap: Remove unused cmap field from bpf_cpu_map_entry netfilter: bpf: Only define get_proto_defrag_hook() if necessary bpf: Fix an array-index-out-of-bounds issue in disasm.c net: remove duplicate INDIRECT_CALLABLE_DECLARE of udp[6]_ehashfn docs/bpf: Fix malformed documentation bpf: selftests: Add defrag selftests bpf: selftests: Support custom type and proto for client sockets bpf: selftests: Support not connecting client socket netfilter: bpf: Support BPF_F_NETFILTER_IP_DEFRAG in netfilter link ... ==================== Link: https://lore.kernel.org/r/20230803174845.825419-1-martin.lau@linux.dev Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-03Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netJakub Kicinski
Cross-merge networking fixes after downstream PR. Conflicts: net/dsa/port.c 9945c1fb03a3 ("net: dsa: fix older DSA drivers using phylink") a88dd7538461 ("net: dsa: remove legacy_pre_march2020 detection") https://lore.kernel.org/all/20230731102254.2c9868ca@canb.auug.org.au/ net/xdp/xsk.c 3c5b4d69c358 ("net: annotate data-races around sk->sk_mark") b7f72a30e9ac ("xsk: introduce wrappers and helpers for supporting multi-buffer in Tx path") https://lore.kernel.org/all/20230731102631.39988412@canb.auug.org.au/ drivers/net/ethernet/broadcom/bnxt/bnxt.c 37b61cda9c16 ("bnxt: don't handle XDP in netpoll") 2b56b3d99241 ("eth: bnxt: handle invalid Tx completions more gracefully") https://lore.kernel.org/all/20230801101708.1dc7faac@canb.auug.org.au/ Adjacent changes: drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c 62da08331f1a ("net/mlx5e: Set proper IPsec source port in L4 selector") fbd517549c32 ("net/mlx5e: Add function to get IPsec offload namespace") drivers/net/ethernet/sfc/selftest.c 55c1528f9b97 ("sfc: fix field-spanning memcpy in selftest") ae9d445cd41f ("sfc: Miscellaneous comment removals") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-03Merge tag 'net-6.5-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Jakub Kicinski: "Including fixes from bpf and wireless. Nothing scary here. Feels like the first wave of regressions from v6.5 is addressed - one outstanding fix still to come in TLS for the sendpage rework. Current release - regressions: - udp: fix __ip_append_data()'s handling of MSG_SPLICE_PAGES - dsa: fix older DSA drivers using phylink Previous releases - regressions: - gro: fix misuse of CB in udp socket lookup - mlx5: unregister devlink params in case interface is down - Revert "wifi: ath11k: Enable threaded NAPI" Previous releases - always broken: - sched: cls_u32: fix match key mis-addressing - sched: bind logic fixes for cls_fw, cls_u32 and cls_route - add bound checks to a number of places which hand-parse netlink - bpf: disable preemption in perf_event_output helpers code - qed: fix scheduling in a tasklet while getting stats - avoid using APIs which are not hardirq-safe in couple of drivers, when we may be in a hard IRQ (netconsole) - wifi: cfg80211: fix return value in scan logic, avoid page allocator warning - wifi: mt76: mt7615: do not advertise 5 GHz on first PHY of MT7615D (DBDC) Misc: - drop handful of inactive maintainers, put some new in place" * tag 'net-6.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (98 commits) MAINTAINERS: update TUN/TAP maintainers test/vsock: remove vsock_perf executable on `make clean` tcp_metrics: fix data-race in tcpm_suck_dst() vs fastopen tcp_metrics: annotate data-races around tm->tcpm_net tcp_metrics: annotate data-races around tm->tcpm_vals[] tcp_metrics: annotate data-races around tm->tcpm_lock tcp_metrics: annotate data-races around tm->tcpm_stamp tcp_metrics: fix addr_same() helper prestera: fix fallback to previous version on same major version udp: Fix __ip_append_data()'s handling of MSG_SPLICE_PAGES net/mlx5e: Set proper IPsec source port in L4 selector net/mlx5: fs_core: Skip the FTs in the same FS_TYPE_PRIO_CHAINS fs_prio net/mlx5: fs_core: Make find_closest_ft more generic wifi: brcmfmac: Fix field-spanning write in brcmf_scan_params_v2_to_v1() vxlan: Fix nexthop hash size ip6mr: Fix skb_under_panic in ip6mr_cache_report() s390/qeth: Don't call dev_close/dev_open (DOWN/UP) net: tap_open(): set sk_uid from current_fsuid() net: tun_chr_open(): set sk_uid from current_fsuid() net: dcb: choose correct policy to parse DCB_ATTR_BCN ...
2023-08-03test/vsock: remove vsock_perf executable on `make clean`Stefano Garzarella
We forgot to add vsock_perf to the rm command in the `clean` target, so now we have a left over after `make clean` in tools/testing/vsock. Fixes: 8abbffd27ced ("test/vsock: vsock_perf utility") Cc: AVKrasnov@sberdevices.ru Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Tested-by: Simon Horman <horms@kernel.org> # build-tested Link: https://lore.kernel.org/r/20230803085454.30897-1-sgarzare@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-03selftests: openvswitch: add ct-nat test case with ipv4Aaron Conole
Building on the previous work, add a very simplistic NAT case using ipv4. This just tests dnat transformation Signed-off-by: Aaron Conole <aconole@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-08-03selftests: openvswitch: add basic ct test case parsingAaron Conole
Forwarding via ct() action is an important use case for openvswitch, but generally would require using a full ovs-vswitchd to get working. Add a ct action parser for basic ct test case. Signed-off-by: Aaron Conole <aconole@redhat.com> Reviewed-by: Adrian Moreno <amorenoz@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-08-03selftests: openvswitch: add a test for ipv4 forwardingAaron Conole
This is a simple ipv4 bidirectional connectivity test. Signed-off-by: Aaron Conole <aconole@redhat.com> Reviewed-by: Adrian Moreno <amorenoz@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-08-03selftests: openvswitch: support key masksAdrian Moreno
The default value for the mask actually depends on the value (e.g: if the value is non-null, the default is full-mask), so change the convert functions to accept the full, possibly masked string and let them figure out how to parse the different values. Also, implement size-aware int parsing. With this patch we can now express flows such as the following: "eth(src=0a:ca:fe:ca:fe:0a/ff:ff:00:00:ff:00)" "eth(src=0a:ca:fe:ca:fe:0a)" -> mask = ff:ff:ff:ff:ff:ff "ipv4(src=192.168.1.1)" -> mask = 255.255.255.255 "ipv4(src=192.168.1.1/24)" "ipv4(src=192.168.1.1/255.255.255.0)" "tcp(src=8080)" -> mask = 0xffff "tcp(src=8080/0xf0f0)" Signed-off-by: Adrian Moreno <amorenoz@redhat.com> Acked-by: Aaron Conole <aconole@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-08-03selftests: openvswitch: add an initial flow programming caseAaron Conole
The openvswitch self-tests can test much of the control side of the module (ie: what a vswitchd implementation would process), but the actual packet forwarding cases aren't supported, making the testing of limited value. Add some flow parsing and an initial ARP based test case using arping utility. This lets us display flows, add some basic output flows with simple matches, and test against a known good forwarding case. Signed-off-by: Aaron Conole <aconole@redhat.com> Reviewed-by: Adrian Moreno <amorenoz@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-08-02selftests/bpf: Add testcase for xdp attaching failure tracepointLeon Hwang
Add a test case for the tracepoint of xdp attaching failure by bpf tracepoint when attach XDP to a device with invalid flags option. The bpf tracepoint retrieves error message from the tracepoint, and then put the error message to a perf buffer. The testing code receives error message from perf buffer, and then ASSERT "Invalid XDP flags for BPF link attachment". Signed-off-by: Leon Hwang <hffilwlqm@gmail.com> Link: https://lore.kernel.org/r/20230801142621.7925-3-hffilwlqm@gmail.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-08-02selftests/bpf: fix static assert compilation issue for test_cls_*.cAlan Maguire
commit bdeeed3498c7 ("libbpf: fix offsetof() and container_of() to work with CO-RE") ...was backported to stable trees such as 5.15. The problem is that with older LLVM/clang (14/15) - which is often used for older kernels - we see compilation failures in BPF selftests now: In file included from progs/test_cls_redirect_subprogs.c:2: progs/test_cls_redirect.c:90:2: error: static assertion expression is not an integral constant expression sizeof(flow_ports_t) != ^~~~~~~~~~~~~~~~~~~~~~~ progs/test_cls_redirect.c:91:3: note: cast that performs the conversions of a reinterpret_cast is not allowed in a constant expression offsetofend(struct bpf_sock_tuple, ipv4.dport) - ^ progs/test_cls_redirect.c:32:3: note: expanded from macro 'offsetofend' (offsetof(TYPE, MEMBER) + sizeof((((TYPE *)0)->MEMBER))) ^ tools/testing/selftests/bpf/tools/include/bpf/bpf_helpers.h:86:33: note: expanded from macro 'offsetof' ^ In file included from progs/test_cls_redirect_subprogs.c:2: progs/test_cls_redirect.c:95:2: error: static assertion expression is not an integral constant expression sizeof(flow_ports_t) != ^~~~~~~~~~~~~~~~~~~~~~~ progs/test_cls_redirect.c:96:3: note: cast that performs the conversions of a reinterpret_cast is not allowed in a constant expression offsetofend(struct bpf_sock_tuple, ipv6.dport) - ^ progs/test_cls_redirect.c:32:3: note: expanded from macro 'offsetofend' (offsetof(TYPE, MEMBER) + sizeof((((TYPE *)0)->MEMBER))) ^ tools/testing/selftests/bpf/tools/include/bpf/bpf_helpers.h:86:33: note: expanded from macro 'offsetof' ^ 2 errors generated. make: *** [Makefile:594: tools/testing/selftests/bpf/test_cls_redirect_subprogs.bpf.o] Error 1 The problem is the new offsetof() does not play nice with static asserts. Given that the context is a static assert (and CO-RE relocation is not needed at compile time), offsetof() usage can be replaced by restoring the original offsetof() definition as __builtin_offsetof(). Fixes: bdeeed3498c7 ("libbpf: fix offsetof() and container_of() to work with CO-RE") Reported-by: Colm Harrington <colm.harrington@oracle.com> Signed-off-by: Alan Maguire <alan.maguire@oracle.com> Tested-by: Yipeng Zou <zouyipeng@huawei.com> Acked-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/20230802073906.3197480-1-alan.maguire@oracle.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-08-02libbpf: fix typos in MakefileRandy Dunlap
Capitalize ABI (acronym) and fix spelling of "destination". Fixes: 706819495921 ("libbpf: Improve usability of libbpf Makefile") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: bpf@vger.kernel.org Cc: Xin Liu <liuxin350@huawei.com> Link: https://lore.kernel.org/r/20230722065236.17010-1-rdunlap@infradead.org Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-08-02selftests: riscv: Fix compilation error with vstate_exec_nolibc.cAlexandre Ghiti
The following error happens: In file included from vstate_exec_nolibc.c:2: /usr/include/riscv64-linux-gnu/sys/prctl.h:42:12: error: conflicting types for ‘prctl’; h ave ‘int(int, ...)’ 42 | extern int prctl (int __option, ...) __THROW; | ^~~~~ In file included from ./../../../../include/nolibc/nolibc.h:99, from <command-line>: ./../../../../include/nolibc/sys.h:892:5: note: previous definition of ‘prctl’ with type ‘int(int, long unsigned int, long unsigned int, long unsigned int, long unsigned int) ’ 892 | int prctl(int option, unsigned long arg2, unsigned long arg3, | ^~~~~ Fix this by not including <sys/prctl.h>, which is not needed here since prctl syscall is directly called using its number. Fixes: 7cf6198ce22d ("selftests: Test RISC-V Vector prctl interface") Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com> Link: https://lore.kernel.org/r/20230713115829.110421-1-alexghiti@rivosinc.com Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2023-08-02selftests/riscv: fix potential build failure during the "emit_tests" stepJohn Hubbard
The riscv selftests (which were modeled after the arm64 selftests) are improperly declaring the "emit_tests" target to depend upon the "all" target. This approach, when combined with commit 9fc96c7c19df ("selftests: error out if kernel header files are not yet built"), has caused build failures [1] on arm64, and is likely to cause similar failures for riscv. To fix this, simply remove the unnecessary "all" dependency from the emit_tests target. The dependency is still effectively honored, because again, invocation is via "install", which also depends upon "all". An alternative approach would be to harden the emit_tests target so that it can depend upon "all", but that's a lot more complicated and hard to get right, and doesn't seem worth it, especially given that emit_tests should probably not be overridden at all. [1] https://lore.kernel.org/20230710-kselftest-fix-arm64-v1-1-48e872844f25@kernel.org Fixes: 9fc96c7c19df ("selftests: error out if kernel header files are not yet built") Signed-off-by: John Hubbard <jhubbard@nvidia.com> Tested-by: Alexandre Ghiti <alexghiti@rivosinc.com> Link: https://lore.kernel.org/r/20230712193514.740033-1-jhubbard@nvidia.com Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2023-08-02selftests/net: report rcv_mss in tcp_mmapWillem de Bruijn
tcp_mmap tests TCP_ZEROCOPY_RECEIVE. If 0% of data is received using mmap, this may be due to mss. Report rcv_mss to identify this cause. Output of a run failed due to too small mss: received 32768 MB (0 % mmap'ed) in 8.40458 s, 32.7057 Gbit cpu usage user:0.027922 sys:8.21126, 251.44 usec per MB, 3252 c-switches, rcv_mss 1428 Output on a successful run: received 32768 MB (99.9507 % mmap'ed) in 4.69023 s, 58.6064 Gbit cpu usage user:0.029172 sys:2.56105, 79.0473 usec per MB, 57591 c-switches, rcv_mss 4096 Suggested-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: mlxsw: rif_bridge: Add a new selftestPetr Machata
This test verifies driver behavior with regards to creation of RIFs for a bridge as LAGs are added or removed to/from it, and ports added or removed to/from the LAG. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: mlxsw: rif_lag_vlan: Add a new selftestPetr Machata
This test verifies driver behavior with regards to creation of RIFs for LAG VLAN uppers as ports are added or removed to/from the LAG. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: mlxsw: rif_lag: Add a new selftestPetr Machata
This test verifies driver behavior with regards to creation of RIFs for a LAG as ports are added or removed to/from it. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: router_bridge_1d_lag: Add a new selftestPetr Machata
Add a selftest to verify that routing through several bridges works when LAG VLANs are used instead of physical ports, and that routing through LAG VLANs themselves works as physical ports are de/enslaved. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: router_bridge_lag: Add a new selftestPetr Machata
Add a selftest to verify that routing through a bridge works when LAG is used instead of physical ports. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-08-02selftests: router_bridge_vlan_upper: Add a new selftestPetr Machata
Add a selftest that verifies routing through VLAN bridge uppers. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>