[   37.645757][  T201] ------------[ cut here ]------------
[   37.646057][  T201] UBSAN: shift-out-of-bounds in kernel/trace/trace.c:10510:10
[   37.646338][  T201] shift exponent 32 is too large for 32-bit type 'int'
[   37.646575][  T201] CPU: 2 UID: 0 PID: 201 Comm: bench-lookups_i Not tainted 6.19.0-rc1-virtme #1 PREEMPT(full) 
[   37.646580][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.646581][  T201] Call Trace:
[   37.646583][  T201]  <TASK>
[   37.646586][  T201]  dump_stack_lvl+0x6f/0xa0
[   37.646595][  T201]  ubsan_epilogue+0x5/0x2b
[   37.646599][  T201]  __ubsan_handle_shift_out_of_bounds.cold+0xbf/0x199
[   37.646606][  T201]  __remove_instance.part.0.constprop.0.cold+0x18/0x7a2
[   37.646612][  T201]  instance_rmdir+0x24c/0x360
[   37.646617][  T201]  tracefs_syscall_rmdir+0xc2/0x150
[   37.646622][  T201]  vfs_rmdir+0x2fa/0x6d0
[   37.646627][  T201]  do_rmdir+0x31e/0x4e0
[   37.646630][  T201]  ? __ia32_sys_mkdir+0x90/0x90
[   37.646631][  T201]  ? __lock_release.isra.0+0x59/0x170
[   37.646636][  T201]  ? __might_fault+0x97/0x140
[   37.646643][  T201]  __x64_sys_rmdir+0x43/0x60
[   37.646645][  T201]  ? do_syscall_64+0x88/0xfc0
[   37.646649][  T201]  do_syscall_64+0xbd/0xfc0
[   37.646652][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   37.646654][  T201] RIP: 0033:0x7fbb9945976b
[   37.646658][  T201] Code: f0 ff ff 73 01 c3 48 8b 0d 92 06 10 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 54 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 8b 15 61 06 10 00 f7 d8
[   37.646660][  T201] RSP: 002b:00007fff99710a28 EFLAGS: 00000206 ORIG_RAX: 0000000000000054
[   37.646664][  T201] RAX: ffffffffffffffda RBX: 0000000022928380 RCX: 00007fbb9945976b
[   37.646666][  T201] RDX: 0000000000000000 RSI: 00007fbb9969f820 RDI: 0000000022928320
[   37.646667][  T201] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
[   37.646668][  T201] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000022928400
[   37.646668][  T201] R13: 00000000229283d0 R14: 00007fff99710a60 R15: 0000000000000000
[   37.646675][  T201]  </TASK>
[   37.646676][  T201] ---[ end trace ]---