Using -Oline -j 96 W=1 C=1 redirect to /tmp/tmp.LXFCxizvgK and /tmp/tmp.m8AOx4yg68
CC=ccache gcc
gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7)
Tree base:
fd6dad4e1ae2 ("netmem: remove the pp fields from net_iov")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/l2tp/l2tp_eth.o
  CC [M]  net/l2tp/l2tp_debugfs.o
  CC [M]  net/l2tp/l2tp_netlink.o
  CC [M]  net/l2tp/l2tp_ip.o
  CC [M]  net/l2tp/l2tp_ppp.o
  CC [M]  net/l2tp/l2tp_ip6.o
  CC [M]  net/l2tp/l2tp_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#871)
  CC [M]  net/l2tp/l2tp_core.mod.o
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  CC [M]  net/l2tp/l2tp_ip.mod.o
  CC [M]  net/l2tp/l2tp_netlink.mod.o
  LD [M]  net/l2tp/l2tp_core.ko
  CC [M]  net/l2tp/l2tp_eth.mod.o
  CC [M]  net/l2tp/l2tp_debugfs.mod.o
  LD [M]  net/l2tp/l2tp_ppp.ko
  LD [M]  net/l2tp/l2tp_ip.ko
  CC [M]  net/l2tp/l2tp_ip6.mod.o
  LD [M]  net/l2tp/l2tp_netlink.ko
  LD [M]  net/l2tp/l2tp_eth.ko
  LD [M]  net/l2tp/l2tp_debugfs.ko
  LD [M]  net/l2tp/l2tp_ip6.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/l2tp/l2tp_ppp.o
  CC [M]  net/l2tp/l2tp_core.o
  CC [M]  net/l2tp/l2tp_ip.o
  CC [M]  net/l2tp/l2tp_netlink.o
  CC [M]  net/l2tp/l2tp_eth.o
  CC [M]  net/l2tp/l2tp_debugfs.o
  CC [M]  net/l2tp/l2tp_ip6.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#871)
  CC [M]  net/l2tp/l2tp_core.mod.o
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  CC [M]  net/l2tp/l2tp_ip.mod.o
  CC [M]  net/l2tp/l2tp_netlink.mod.o
  CC [M]  net/l2tp/l2tp_eth.mod.o
  CC [M]  net/l2tp/l2tp_debugfs.mod.o
  CC [M]  net/l2tp/l2tp_ip6.mod.o
  LD [M]  net/l2tp/l2tp_core.ko
  LD [M]  net/l2tp/l2tp_ppp.ko
  LD [M]  net/l2tp/l2tp_ip.ko
  LD [M]  net/l2tp/l2tp_netlink.ko
  LD [M]  net/l2tp/l2tp_eth.ko
  LD [M]  net/l2tp/l2tp_debugfs.ko
  LD [M]  net/l2tp/l2tp_ip6.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/l2tp/l2tp_core.o
  CC [M]  net/l2tp/l2tp_ppp.o
  CC [M]  net/l2tp/l2tp_ip.o
  CC [M]  net/l2tp/l2tp_netlink.o
  CC [M]  net/l2tp/l2tp_eth.o
  CC [M]  net/l2tp/l2tp_debugfs.o
  CC [M]  net/l2tp/l2tp_ip6.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#871)
  CC [M]  net/l2tp/l2tp_core.mod.o
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  CC [M]  net/l2tp/l2tp_ip.mod.o
  CC [M]  net/l2tp/l2tp_netlink.mod.o
  CC [M]  net/l2tp/l2tp_eth.mod.o
  CC [M]  net/l2tp/l2tp_debugfs.mod.o
  CC [M]  net/l2tp/l2tp_ip6.mod.o
  LD [M]  net/l2tp/l2tp_core.ko
  LD [M]  net/l2tp/l2tp_ppp.ko
  LD [M]  net/l2tp/l2tp_ip.ko
  LD [M]  net/l2tp/l2tp_netlink.ko
  LD [M]  net/l2tp/l2tp_eth.ko
  LD [M]  net/l2tp/l2tp_debugfs.ko
  LD [M]  net/l2tp/l2tp_ip6.ko