* [kkdwivedi:cancellations 22/48] kernel/bpf/unwind.c:127: undefined reference to `bpf_sk_release_proto'
@ 2026-11-09 11:48 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-11-09 11:48 UTC (permalink / raw)
To: Kumar Kartikeya Dwivedi; +Cc: oe-kbuild-all
tree: https://github.com/kkdwivedi/linux cancellations
head: c5378a88f114558f34a5251ecc2e401d1c111548
commit: 2fd707f27a3e03d4bb53e381f93322a8a3f82919 [22/48] bpf: Add frame descriptor tables and release what they list when unwinding
config: nios2-randconfig-2001-20261109 (https://download.01.org/0day-ci/archive/20261109/202611091245.zdPgUGk9-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261109/202611091245.zdPgUGk9-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/202611091245.zdPgUGk9-lkp@intel.com/
All errors (new ones prefixed by >>):
nios2-linux-ld: kernel/bpf/unwind.o: in function `bpf_unwind_release':
>> kernel/bpf/unwind.c:127: undefined reference to `bpf_sk_release_proto'
>> nios2-linux-ld: kernel/bpf/unwind.c:127: undefined reference to `bpf_sk_release_proto'
vim +127 kernel/bpf/unwind.c
102
103 /*
104 * Release one resource by its handle, at run time: the pointer to an object,
105 * the address of a stack object or of a lock, or nothing for a section.
106 * @flags is the saved IRQ flags of an irqsave lock. Not inlined so that every
107 * release of an unwind can be observed by attaching to this function.
108 */
109 noinline void bpf_unwind_release(const struct bpf_resource *res, void *handle, void *flags)
110 {
111 /* A destructor that needs RCU protection gets it here, whatever the frames held. */
112 if (res->rcu)
113 rcu_read_lock();
114 switch (res->kind) {
115 case BPF_RESOURCE_OBJ:
116 bpf_obj_drop_impl(handle, res->meta);
117 break;
118 case BPF_RESOURCE_PERCPU_OBJ:
119 bpf_percpu_obj_drop_impl(handle, res->meta);
120 break;
121 case BPF_RESOURCE_KPTR:
122 case BPF_RESOURCE_ITER:
123 res->dtor(handle);
124 break;
125 #ifdef CONFIG_NET
126 case BPF_RESOURCE_SOCK:
> 127 bpf_sk_release_proto.func((u64)(long)handle, 0, 0, 0, 0);
128 break;
129 #endif
130 case BPF_RESOURCE_RINGBUF:
131 bpf_ringbuf_discard_proto.func((u64)(long)handle, 0, 0, 0, 0);
132 break;
133 case BPF_RESOURCE_DYNPTR_RINGBUF:
134 bpf_ringbuf_discard_dynptr_proto.func((u64)(long)handle, 0, 0, 0, 0);
135 break;
136 case BPF_RESOURCE_SPIN_LOCK:
137 bpf_spin_unlock_proto.func((u64)(long)handle, 0, 0, 0, 0);
138 break;
139 case BPF_RESOURCE_RES_LOCK:
140 bpf_res_spin_unlock(handle);
141 break;
142 case BPF_RESOURCE_RES_LOCK_IRQ:
143 bpf_res_spin_unlock_irqrestore(handle, flags);
144 break;
145 case BPF_RESOURCE_IRQ_FLAG:
146 bpf_local_irq_restore(handle);
147 break;
148 case BPF_RESOURCE_IRQ_FLAG_LOCK:
149 /* Restored together with the lock that saved them. */
150 break;
151 case BPF_RESOURCE_RCU:
152 bpf_rcu_read_unlock();
153 break;
154 case BPF_RESOURCE_PREEMPT:
155 bpf_preempt_enable();
156 break;
157 default:
158 WARN_ON_ONCE(1);
159 }
160 if (res->rcu)
161 rcu_read_unlock();
162 }
163
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* [kkdwivedi:cancellations 22/48] kernel/bpf/unwind.c:127:undefined reference to `bpf_sk_release_proto'
@ 2026-11-09 14:24 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-11-09 14:24 UTC (permalink / raw)
To: Kumar Kartikeya Dwivedi; +Cc: oe-kbuild-all
tree: https://github.com/kkdwivedi/linux cancellations
head: c5378a88f114558f34a5251ecc2e401d1c111548
commit: 2fd707f27a3e03d4bb53e381f93322a8a3f82919 [22/48] bpf: Add frame descriptor tables and release what they list when unwinding
config: s390-randconfig-2000-20261109 (https://download.01.org/0day-ci/archive/20261109/202611091555.kZ1v3R4J-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261109/202611091555.kZ1v3R4J-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/202611091555.kZ1v3R4J-lkp@intel.com/
All errors (new ones prefixed by >>):
s390-linux-ld: kernel/bpf/unwind.o: in function `bpf_unwind_release':
>> kernel/bpf/unwind.c:127:(.text+0x9d8): undefined reference to `bpf_sk_release_proto'
vim +127 kernel/bpf/unwind.c
102
103 /*
104 * Release one resource by its handle, at run time: the pointer to an object,
105 * the address of a stack object or of a lock, or nothing for a section.
106 * @flags is the saved IRQ flags of an irqsave lock. Not inlined so that every
107 * release of an unwind can be observed by attaching to this function.
108 */
109 noinline void bpf_unwind_release(const struct bpf_resource *res, void *handle, void *flags)
110 {
111 /* A destructor that needs RCU protection gets it here, whatever the frames held. */
112 if (res->rcu)
113 rcu_read_lock();
114 switch (res->kind) {
115 case BPF_RESOURCE_OBJ:
116 bpf_obj_drop_impl(handle, res->meta);
117 break;
118 case BPF_RESOURCE_PERCPU_OBJ:
119 bpf_percpu_obj_drop_impl(handle, res->meta);
120 break;
121 case BPF_RESOURCE_KPTR:
122 case BPF_RESOURCE_ITER:
123 res->dtor(handle);
124 break;
125 #ifdef CONFIG_NET
126 case BPF_RESOURCE_SOCK:
> 127 bpf_sk_release_proto.func((u64)(long)handle, 0, 0, 0, 0);
128 break;
129 #endif
130 case BPF_RESOURCE_RINGBUF:
131 bpf_ringbuf_discard_proto.func((u64)(long)handle, 0, 0, 0, 0);
132 break;
133 case BPF_RESOURCE_DYNPTR_RINGBUF:
134 bpf_ringbuf_discard_dynptr_proto.func((u64)(long)handle, 0, 0, 0, 0);
135 break;
136 case BPF_RESOURCE_SPIN_LOCK:
137 bpf_spin_unlock_proto.func((u64)(long)handle, 0, 0, 0, 0);
138 break;
139 case BPF_RESOURCE_RES_LOCK:
140 bpf_res_spin_unlock(handle);
141 break;
142 case BPF_RESOURCE_RES_LOCK_IRQ:
143 bpf_res_spin_unlock_irqrestore(handle, flags);
144 break;
145 case BPF_RESOURCE_IRQ_FLAG:
146 bpf_local_irq_restore(handle);
147 break;
148 case BPF_RESOURCE_IRQ_FLAG_LOCK:
149 /* Restored together with the lock that saved them. */
150 break;
151 case BPF_RESOURCE_RCU:
152 bpf_rcu_read_unlock();
153 break;
154 case BPF_RESOURCE_PREEMPT:
155 bpf_preempt_enable();
156 break;
157 default:
158 WARN_ON_ONCE(1);
159 }
160 if (res->rcu)
161 rcu_read_unlock();
162 }
163
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2026-11-09 14:25 UTC | newest]
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2026-11-09 11:48 [kkdwivedi:cancellations 22/48] kernel/bpf/unwind.c:127: undefined reference to `bpf_sk_release_proto' kernel test robot
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2026-11-09 14:24 [kkdwivedi:cancellations 22/48] kernel/bpf/unwind.c:127:undefined " kernel test robot
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