From: kernel test robot <lkp@intel.com>
To: Kuniyuki Iwashima <kuniyu@google.com>,
David Ahern <dsahern@kernel.org>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: oe-kbuild-all@lists.linux.dev,
Kui-Feng Lee <thinker.li@gmail.com>,
Xin Long <lucien.xin@gmail.com>, Simon Horman <horms@kernel.org>,
Kuniyuki Iwashima <kuniyu@google.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH v1 net 2/2] ipv6: Don't remove permanent routes with exceptions from tb6_gc_hlist.
Date: Sat, 7 Mar 2026 19:58:49 +0800 [thread overview]
Message-ID: <202603071918.kDLKvFsA-lkp@intel.com> (raw)
In-Reply-To: <20260307024709.718395-3-kuniyu@google.com>
Hi Kuniyuki,
kernel test robot noticed the following build warnings:
[auto build test WARNING on net/main]
url: https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/ipv6-Remove-permanent-routes-from-tb6_gc_hlist-when-all-exceptions-expire/20260307-104803
base: net/main
patch link: https://lore.kernel.org/r/20260307024709.718395-3-kuniyu%40google.com
patch subject: [PATCH v1 net 2/2] ipv6: Don't remove permanent routes with exceptions from tb6_gc_hlist.
config: openrisc-defconfig (https://download.01.org/0day-ci/archive/20260307/202603071918.kDLKvFsA-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260307/202603071918.kDLKvFsA-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603071918.kDLKvFsA-lkp@intel.com/
All warnings (new ones prefixed by >>):
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
include/net/ip6_fib.h:557:42: error: 'struct net' has no member named 'ipv6'; did you mean 'ipv4'?
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~
include/linux/compiler_types.h:686:23: note: in definition of macro '__compiletime_assert'
686 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:706:9: note: in expansion of macro '_compiletime_assert'
706 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
include/net/ip6_fib.h:557:42: error: 'struct net' has no member named 'ipv6'; did you mean 'ipv4'?
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~
include/linux/compiler_types.h:686:23: note: in definition of macro '__compiletime_assert'
686 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:706:9: note: in expansion of macro '_compiletime_assert'
706 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
include/net/ip6_fib.h:557:42: error: 'struct net' has no member named 'ipv6'; did you mean 'ipv4'?
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~
include/linux/compiler_types.h:686:23: note: in definition of macro '__compiletime_assert'
686 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:706:9: note: in expansion of macro '_compiletime_assert'
706 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
include/net/ip6_fib.h:557:42: error: 'struct net' has no member named 'ipv6'; did you mean 'ipv4'?
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~
include/linux/compiler_types.h:642:53: note: in definition of macro '__unqual_scalar_typeof'
642 | #define __unqual_scalar_typeof(x) __typeof_unqual__(x)
| ^
include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
50 | __READ_ONCE(x); \
| ^~~~~~~~~~~
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
In file included from ./arch/openrisc/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:372,
from include/linux/build_bug.h:5,
from include/linux/bits.h:30,
from include/linux/capability.h:18,
from net/core/sock.c:89:
include/net/ip6_fib.h:557:42: error: 'struct net' has no member named 'ipv6'; did you mean 'ipv4'?
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x))
| ^
include/net/ip6_fib.h:557:27: note: in expansion of macro 'READ_ONCE'
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^~~~~~~~~
In file included from include/net/xfrm.h:26,
from net/core/sock.c:133:
>> include/net/ip6_fib.h:557:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
557 | gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
| ^
vim +557 include/net/ip6_fib.h
548
549 static inline void fib6_may_remove_gc_list(struct net *net,
550 struct fib6_info *f6i)
551 {
552 struct fib6_gc_args gc_args;
553
554 if (hlist_unhashed(&f6i->gc_link))
555 return;
556
> 557 gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
558 gc_args.more = 0,
559
560 fib6_age_exceptions(f6i, &gc_args, jiffies);
561 }
562
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-03-07 11:59 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-07 2:46 [PATCH v1 net 0/2] ipv6: Fix two GC issues with permanent routes Kuniyuki Iwashima
2026-03-07 2:46 ` [PATCH v1 net 1/2] ipv6: Remove permanent routes from tb6_gc_hlist when all exceptions expire Kuniyuki Iwashima
2026-03-07 2:46 ` [PATCH v1 net 2/2] ipv6: Don't remove permanent routes with exceptions from tb6_gc_hlist Kuniyuki Iwashima
2026-03-07 11:58 ` kernel test robot [this message]
2026-03-07 12:44 ` kernel test robot
2026-03-07 13:16 ` kernel test robot
2026-03-07 13:37 ` kernel test robot
2026-03-08 3:08 ` Kuniyuki Iwashima
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