# git rev-parse -q --verify 1204c70d9dcba31164f78ad5d8c88c42335d51f8^{commit}
1204c70d9dcba31164f78ad5d8c88c42335d51f8
already have revision, skipping fetch
# git checkout -q -f -B kisskb 1204c70d9dcba31164f78ad5d8c88c42335d51f8
# git clean -qxdf
# < git log -1
# commit 1204c70d9dcba31164f78ad5d8c88c42335d51f8
# Merge: 372bf6c1c8f9 aeb1b85c340c
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Nov 1 17:48:11 2019 -0700
# 
#     Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
#     
#     Pull networking fixes from David Miller:
#     
#      1) Fix free/alloc races in batmanadv, from Sven Eckelmann.
#     
#      2) Several leaks and other fixes in kTLS support of mlx5 driver, from
#         Tariq Toukan.
#     
#      3) BPF devmap_hash cost calculation can overflow on 32-bit, from Toke
#         Høiland-Jørgensen.
#     
#      4) Add an r8152 device ID, from Kazutoshi Noguchi.
#     
#      5) Missing include in ipv6's addrconf.c, from Ben Dooks.
#     
#      6) Use siphash in flow dissector, from Eric Dumazet. Attackers can
#         easily infer the 32-bit secret otherwise etc.
#     
#      7) Several netdevice nesting depth fixes from Taehee Yoo.
#     
#      8) Fix several KCSAN reported errors, from Eric Dumazet. For example,
#         when doing lockless skb_queue_empty() checks, and accessing
#         sk_napi_id/sk_incoming_cpu lockless as well.
#     
#      9) Fix jumbo packet handling in RXRPC, from David Howells.
#     
#     10) Bump SOMAXCONN and tcp_max_syn_backlog values, from Eric Dumazet.
#     
#     11) Fix DMA synchronization in gve driver, from Yangchun Fu.
#     
#     12) Several bpf offload fixes, from Jakub Kicinski.
#     
#     13) Fix sk_page_frag() recursion during memory reclaim, from Tejun Heo.
#     
#     14) Fix ping latency during high traffic rates in hisilicon driver, from
#         Jiangfent Xiao.
#     
#     * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (146 commits)
#       net: fix installing orphaned programs
#       net: cls_bpf: fix NULL deref on offload filter removal
#       selftests: bpf: Skip write only files in debugfs
#       selftests: net: reuseport_dualstack: fix uninitalized parameter
#       r8169: fix wrong PHY ID issue with RTL8168dp
#       net: dsa: bcm_sf2: Fix IMP setup for port different than 8
#       net: phylink: Fix phylink_dbg() macro
#       gve: Fixes DMA synchronization.
#       inet: stop leaking jiffies on the wire
#       ixgbe: Remove duplicate clear_bit() call
#       Documentation: networking: device drivers: Remove stray asterisks
#       e1000: fix memory leaks
#       i40e: Fix receive buffer starvation for AF_XDP
#       igb: Fix constant media auto sense switching when no cable is connected
#       net: ethernet: arc: add the missed clk_disable_unprepare
#       igb: Enable media autosense for the i350.
#       igb/igc: Don't warn on fatal read failures when the device is removed
#       tcp: increase tcp_max_syn_backlog max value
#       net: increase SOMAXCONN to 4096
#       netdevsim: Fix use-after-free during device dismantle
#       ...
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 1204c70d9dcba31164f78ad5d8c88c42335d51f8
# < make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 allyesconfig
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_KCOV=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n
# Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n
# Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n
# Added to kconfig CONFIG_GCC_PLUGIN_STRUCTLEAK=n
# Added to kconfig CONFIG_GCC_PLUGIN_RANDSTRUCT=n
# Added to kconfig CONFIG_UML_NET=n
# Added to kconfig CONFIG_UML_NET_ETHERTAP=n
# Added to kconfig CONFIG_UML_NET_TUNTAP=n
# Added to kconfig CONFIG_UML_NET_SLIP=n
# Added to kconfig CONFIG_UML_NET_DAEMON=n
# Added to kconfig CONFIG_UML_NET_VDE=n
# Added to kconfig CONFIG_UML_NET_MCAST=n
# Added to kconfig CONFIG_UML_NET_PCAP=n
# Added to kconfig CONFIG_UML_NET_SLIRP=n
# Added to kconfig CONFIG_GCOV_KERNEL=n
# yes \n | make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 oldconfig
yes: standard output: Broken pipe
# make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 
/kisskb/src/arch/um/os-Linux/signal.c: In function 'sig_handler_common':
/kisskb/src/arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2976 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler':
/kisskb/src/arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/security/apparmor/policy_unpack.c: In function 'unpack_profile':
/kisskb/src/security/apparmor/policy_unpack.c:523:9: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized]
      str[pos] = ':';
         ^
/kisskb/src/security/apparmor/policy_unpack.c:494:14: note: 'pos' was declared here
    int c, j, pos, size2 = unpack_strdup(e, &str, NULL);
              ^
/kisskb/src/lib/lz4/lz4hc_compress.c: In function 'LZ4HC_compress_generic':
/kisskb/src/lib/lz4/lz4hc_compress.c:579:1: warning: the frame size of 2144 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/drivers/misc/lkdtm/bugs.c: In function 'lkdtm_UNSET_SMEP':
/kisskb/src/drivers/misc/lkdtm/bugs.c:284:8: error: implicit declaration of function 'native_read_cr4' [-Werror=implicit-function-declaration]
  cr4 = native_read_cr4();
        ^
/kisskb/src/drivers/misc/lkdtm/bugs.c:286:13: error: 'X86_CR4_SMEP' undeclared (first use in this function)
  if ((cr4 & X86_CR4_SMEP) != X86_CR4_SMEP) {
             ^
/kisskb/src/drivers/misc/lkdtm/bugs.c:286:13: note: each undeclared identifier is reported only once for each function it appears in
/kisskb/src/drivers/misc/lkdtm/bugs.c:293:2: error: implicit declaration of function 'native_write_cr4' [-Werror=implicit-function-declaration]
  native_write_cr4(cr4);
  ^
cc1: some warnings being treated as errors
make[4]: *** [/kisskb/src/scripts/Makefile.build:265: drivers/misc/lkdtm/bugs.o] Error 1
make[3]: *** [/kisskb/src/scripts/Makefile.build:509: drivers/misc/lkdtm] Error 2
make[2]: *** [/kisskb/src/scripts/Makefile.build:509: drivers/misc] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1649: drivers] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 48 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_um-allyesconfig_um-x86_64
# Build took: 0:05:13.015104