# git rev-parse -q --verify 7939f8beecf1cfb10d255be65bfbd3793fae82a1^{commit}
7939f8beecf1cfb10d255be65bfbd3793fae82a1
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# git clean -qxdf
# < git log -1
# commit 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# Merge: e8746440bf68 8b05a3a7503c
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Jan 16 05:28:26 2019 +1200
# 
#     Merge tag 'trace-v5.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
#     
#     Pull tracing fix from Steven Rostedt:
#      "Andrea Righi fixed a NULL pointer dereference in trace_kprobe_create()
#     
#       It is possible to trigger a NULL pointer dereference by writing an
#       incorrectly formatted string to the krpobe_events file"
#     
#     * tag 'trace-v5.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
#       tracing/kprobes: Fix NULL pointer dereference in trace_kprobe_create()
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/alpha-linux/bin/alpha-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/alpha-linux/bin/alpha-linux-ld --version
# < git log --format=%s --max-count=1 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# < make -s -j 120 ARCH=alpha O=/kisskb/build/linus_alpha-defconfig_alpha CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/alpha-linux/bin/alpha-linux-  defconfig
# make -s -j 120 ARCH=alpha O=/kisskb/build/linus_alpha-defconfig_alpha CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/alpha-linux/bin/alpha-linux-  
<stdin>:1333:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp]
<stdin>:1336:2: warning: #warning syscall rseq not implemented [-Wcpp]
/kisskb/src/fs/proc/inode.c: In function 'proc_reg_open':
/kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/net/ipv4/ip_output.c: In function '__ip_append_data':
/kisskb/src/include/linux/skbuff.h:1338:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/net/ipv4/ip_output.c:885:14: note: 'extra_uref' was declared here
WARNING: "saved_config" [vmlinux] is COMMON symbol
  Kernel arch/alpha/boot/vmlinux.gz is ready
Completed OK
# rm -rf /kisskb/build/linus_alpha-defconfig_alpha
# Build took: 0:00:27.360317