[   16.575498][  T207] ------------[ cut here ]------------
[   16.575897][  T207] UBSAN: shift-out-of-bounds in kernel/trace/trace.c:10510:10
[   16.576323][  T207] shift exponent 32 is too large for 32-bit type 'int'
[   16.576660][  T207] CPU: 2 UID: 0 PID: 207 Comm: rst_ipv6 Not tainted 6.19.0-rc1-virtme #1 PREEMPT(full) 
[   16.576666][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.576668][  T207] Call Trace:
[   16.576672][  T207]  <TASK>
[   16.576674][  T207]  dump_stack_lvl+0x6f/0xa0
[   16.576687][  T207]  ubsan_epilogue+0x5/0x2b
[   16.576692][  T207]  __ubsan_handle_shift_out_of_bounds.cold+0xbf/0x199
[   16.576704][  T207]  __remove_instance.part.0.constprop.0.cold+0x18/0x7a2
[   16.576713][  T207]  instance_rmdir+0x24c/0x360
[   16.576720][  T207]  tracefs_syscall_rmdir+0xc2/0x150
[   16.576727][  T207]  vfs_rmdir+0x2fa/0x6d0
[   16.576735][  T207]  do_rmdir+0x31e/0x4e0
[   16.576740][  T207]  ? __ia32_sys_mkdir+0x90/0x90
[   16.576742][  T207]  ? __lock_release.isra.0+0x59/0x170
[   16.576749][  T207]  ? __might_fault+0x97/0x140
[   16.576761][  T207]  __x64_sys_rmdir+0x43/0x60
[   16.576763][  T207]  ? do_syscall_64+0x88/0xfc0
[   16.576768][  T207]  do_syscall_64+0xbd/0xfc0
[   16.576773][  T207]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.576777][  T207] RIP: 0033:0x7fd078b1376b
[   16.576782][  T207] 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
[   16.576785][  T207] RSP: 002b:00007fd073ffec98 EFLAGS: 00000202 ORIG_RAX: 0000000000000054
[   16.576790][  T207] RAX: ffffffffffffffda RBX: 000000003d735380 RCX: 00007fd078b1376b
[   16.576792][  T207] RDX: 0000000000000000 RSI: 00007fd078c64820 RDI: 000000003d735320
[   16.576793][  T207] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
[   16.576795][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003d735400
[   16.576796][  T207] R13: 000000003d7353d0 R14: 00007fd073ffecd0 R15: 0000000000000000
[   16.576810][  T207]  </TASK>
[   16.576811][  T207] ---[ end trace ]---