[linux-next:master] [perf tools] 74e2dbe7be: RIP:cpuidle_enter_state
From: kernel test robot
Date: Thu Apr 16 2026 - 04:31:15 EST
Hello,
kernel test robot noticed "RIP:cpuidle_enter_state" on:
commit: 74e2dbe7be5037a5e5eed6bc1ad562747ac88566 ("perf tools: Add --pmu-filter option for filtering PMUs")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
[test failed on linux-next/master 2febe6e6ee6e34c7754eff3c4d81aa7b0dcb7979]
in testcase: perf-sanity-tests
version:
with following parameters:
perf_compiler: clang
group: group-00
config: x86_64-rhel-9.4-bpf
compiler: gcc-14
test machine: 20 threads 1 sockets (Commet Lake) with 16G memory
(please refer to attached dmesg/kmsg for entire log/backtrace)
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 <oliver.sang@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-lkp/202604161630.4fec10e1-lkp@xxxxxxxxx
kern :warn : [ 447.822940] [ C15] common_interrupt (kbuild/src/consumer/arch/x86/kernel/irq.c:326 (discriminator 35))
kern :warn : [ 447.822946] [ C15] </IRQ>
kern :warn : [ 447.822947] [ C15] <TASK>
kern :warn : [ 447.822949] [ C15] asm_common_interrupt (kbuild/src/consumer/arch/x86/include/asm/idtentry.h:569)
kern :warn : [ 447.822953] [ C15] RIP: 0010:cpuidle_enter_state (kbuild/src/consumer/drivers/cpuidle/cpuidle.c:294)
kern :warn : [ 447.822957] [ C15] Code: ff 8b 73 04 bf ff ff ff ff 49 89 c6 e8 de 28 94 ff 31 ff e8 17 25 67 fe 45 84 ff 0f 85 34 01 00 00 e8 49 c0 86 fe fb 45 85 e4 <0f> 88 0e 01 00 00 4d 63 fc 4c 89 f7 4b 8d 04 7f 49 8d 04 87 4c 8d
All code
========
0: ff 8b 73 04 bf ff decl -0x40fb8d(%rbx)
6: ff (bad)
7: ff (bad)
8: ff 49 89 decl -0x77(%rcx)
b: c6 (bad)
c: e8 de 28 94 ff call 0xffffffffff9428ef
11: 31 ff xor %edi,%edi
13: e8 17 25 67 fe call 0xfffffffffe67252f
18: 45 84 ff test %r15b,%r15b
1b: 0f 85 34 01 00 00 jne 0x155
21: e8 49 c0 86 fe call 0xfffffffffe86c06f
26: fb sti
27: 45 85 e4 test %r12d,%r12d
2a:* 0f 88 0e 01 00 00 js 0x13e <-- trapping instruction
30: 4d 63 fc movslq %r12d,%r15
33: 4c 89 f7 mov %r14,%rdi
36: 4b 8d 04 7f lea (%r15,%r15,2),%rax
3a: 49 8d 04 87 lea (%r15,%rax,4),%rax
3e: 4c rex.WR
3f: 8d .byte 0x8d
Code starting with the faulting instruction
===========================================
0: 0f 88 0e 01 00 00 js 0x114
6: 4d 63 fc movslq %r12d,%r15
9: 4c 89 f7 mov %r14,%rdi
c: 4b 8d 04 7f lea (%r15,%r15,2),%rax
10: 49 8d 04 87 lea (%r15,%rax,4),%rax
14: 4c rex.WR
15: 8d .byte 0x8d
kern :warn : [ 447.822960] [ C15] RSP: 0018:ffff8881014e7d90 EFLAGS: 00000206
kern :warn : [ 447.822964] [ C15] RAX: 000000000068479b RBX: ffffe8ffffb81580 RCX: 0000000000000000
kern :warn : [ 447.822966] [ C15] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff82e3d547
kern :warn : [ 447.822968] [ C15] RBP: ffffffff85570820 R08: 0000000000000001 R09: 0000000000000000
kern :warn : [ 447.822970] [ C15] R10: ffffffff85a9b6a7 R11: 0000000000000000 R12: 0000000000000003
kern :warn : [ 447.822972] [ C15] R13: 0000000000000003 R14: 0000006843e122ac R15: 0000000000000000
kern :warn : [ 447.822980] [ C15] ? cpuidle_enter_state (kbuild/src/consumer/arch/x86/include/asm/irqflags.h:42 kbuild/src/consumer/arch/x86/include/asm/irqflags.h:119 kbuild/src/consumer/drivers/cpuidle/cpuidle.c:292)
kern :warn : [ 447.822989] [ C15] cpuidle_enter (kbuild/src/consumer/drivers/cpuidle/cpuidle.c:393 (discriminator 2))
kern :warn : [ 447.822995] [ C15] cpuidle_idle_call (kbuild/src/consumer/kernel/sched/idle.c:161 kbuild/src/consumer/kernel/sched/idle.c:237)
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20260416/202604161630.4fec10e1-lkp@xxxxxxxxx
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki