[linus:master] [tracing] 1d18538e6a: WARNING:at_kernel/trace/trace_kprobe.c:#kprobe_trace_self_tests_init

[kernel test robot]

Hello,

kernel test robot noticed "WARNING:at_kernel/trace/trace_kprobe.c:#kprobe_trace_self_tests_init" on:

commit: 1d18538e6a09265003a0a94ca779d7a6127cb76c ("tracing: Have dynamic events have a ref counter")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linus/master 0468be89b3fa5b9249cee1097f1d50314950a2df]
[test failed on linux-next/master a47fc304d2b678db1a5d760a7d644dac9b067752]
[test failed on fix commit 7249921d94ff64f67b733eca0b68853a62032b3d]

in testcase: boot

compiler: gcc-12
test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G

(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/202309051054.cc75bafb-oliver.sang@xxxxxxxxx


[  635.235522][    T1] ------------[ cut here ]------------
[ 635.237065][ T1] WARNING: CPU: 0 PID: 1 at kernel/trace/trace_kprobe.c:2100 kprobe_trace_self_tests_init (kernel/trace/trace_kprobe.c:2100) 
[  635.238389][    T1] Modules linked in:
[  635.238874][    T1] CPU: 0 PID: 1 Comm: swapper Not tainted 5.14.0-rc2-00045-g1d18538e6a09 #1
[  635.239910][    T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 635.241298][ T1] EIP: kprobe_trace_self_tests_init (kernel/trace/trace_kprobe.c:2100) 
[ 635.242039][ T1] Code: fe b8 4b 3e d0 c1 fe 85 d0 c1 fe 85 0b 68 7d 3e 0b 68 7d 3e 88 47 ff b8 88 47 ff b8 e8 87 14 c2 e8 87 14 c2 74 35 0f 0b 74 35 <0f> 0b 81 e8 49 88 81 e8 49 88 62 bf fe 58 62 bf fe 58 00 ba 8a f9
All code
========
   0:	fe                   	(bad)
   1:	b8 4b 3e d0 c1       	mov    $0xc1d03e4b,%eax
   6:	fe 85 d0 c1 fe 85    	incb   -0x7a013e30(%rbp)
   c:	0b 68 7d             	or     0x7d(%rax),%ebp
   f:	3e 0b 68 7d          	ds or  0x7d(%rax),%ebp
  13:	3e 88 47 ff          	ds mov %al,-0x1(%rdi)
  17:	b8 88 47 ff b8       	mov    $0xb8ff4788,%eax
  1c:	e8 87 14 c2 e8       	call   0xffffffffe8c214a8
  21:	87 14 c2             	xchg   %edx,(%rdx,%rax,8)
  24:	74 35                	je     0x5b
  26:	0f 0b                	ud2
  28:	74 35                	je     0x5f
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	81 e8 49 88 81 e8    	sub    $0xe8818849,%eax
  32:	49 88 62 bf          	rex.WB mov %spl,-0x41(%r10)
  36:	fe                   	(bad)
  37:	58                   	pop    %rax
  38:	62                   	(bad)
  39:	bf fe 58 00 ba       	mov    $0xba0058fe,%edi
  3e:	8a f9                	mov    %cl,%bh

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	81 e8 49 88 81 e8    	sub    $0xe8818849,%eax
   8:	49 88 62 bf          	rex.WB mov %spl,-0x41(%r10)
   c:	fe                   	(bad)
   d:	58                   	pop    %rax
   e:	62                   	(bad)
   f:	bf fe 58 00 ba       	mov    $0xba0058fe,%edi
  14:	8a f9                	mov    %cl,%bh
[  635.244386][    T1] EAX: fffffff0 EBX: 00000000 ECX: 00000000 EDX: 00000000
[  635.245402][    T1] ESI: ee1d16c0 EDI: 00000000 EBP: 83c73f20 ESP: 83c73f18
[  635.246304][    T1] DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 EFLAGS: 00010286
[  635.247265][    T1] CR0: 80050033 CR2: 77eee844 CR3: 0257e000 CR4: 000406f0
[  635.248166][    T1] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  635.249201][    T1] DR6: fffe0ff0 DR7: 00000400
[  635.249789][    T1] Call Trace:
[ 635.250204][ T1] ? init_kprobe_trace (kernel/trace/trace_kprobe.c:1976) 
[ 635.250861][ T1] do_one_initcall (init/main.c:1287) 
[ 635.251460][ T1] ? lock_is_held (include/linux/lockdep.h:284) 
[ 635.251993][ T1] ? rcu_read_lock_sched_held (kernel/rcu/update.c:125) 
[ 635.252813][ T1] do_initcalls (init/main.c:1359 init/main.c:1376) 
[ 635.253377][ T1] kernel_init_freeable (init/main.c:1602) 
[ 635.253991][ T1] ? rest_init (init/main.c:1482) 
[ 635.254526][ T1] kernel_init (init/main.c:1492) 
[ 635.255052][ T1] ret_from_fork (arch/x86/entry/entry_32.S:775) 
[  635.255618][    T1] irq event stamp: 23945227
[ 635.256148][ T1] hardirqs last enabled at (23945235): console_unlock (arch/x86/include/asm/irqflags.h:45 (discriminator 1) arch/x86/include/asm/irqflags.h:80 (discriminator 1) arch/x86/include/asm/irqflags.h:140 (discriminator 1) kernel/printk/printk.c:2668 (discriminator 1)) 
[ 635.257407][ T1] hardirqs last disabled at (23945244): console_unlock (kernel/printk/printk.c:2589 (discriminator 3)) 
[ 635.258495][ T1] softirqs last enabled at (23883956): __do_softirq (arch/x86/include/asm/preempt.h:27 kernel/softirq.c:402 kernel/softirq.c:587) 
[ 635.259587][ T1] softirqs last disabled at (23883945): do_softirq_own_stack (arch/x86/kernel/irq_32.c:60 arch/x86/kernel/irq_32.c:149) 
[  635.260899][    T1] ---[ end trace e6ccfb1eebc48ce3 ]---
[  635.261605][    T1] trace_kprobe: error on cleaning up probes.
[  635.262352][    T1] NG: Some tests are failed. Please check them.



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20230905/202309051054.cc75bafb-oliver.sang@xxxxxxxxx



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0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki