[    9.715083][  T249] ip (249) used greatest stack depth: 23824 bytes left
[   10.690580][  T279] 
[   10.690728][  T279] =============================
[   10.690901][  T279] WARNING: suspicious RCU usage
[   10.691096][  T279] 6.12.0-virtme #1 Not tainted
[   10.691263][  T279] -----------------------------
[   10.691426][  T279] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[   10.691740][  T279] 
[   10.691740][  T279] other info that might help us debug this:
[   10.691740][  T279] 
[   10.692064][  T279] 
[   10.692064][  T279] rcu_scheduler_active = 2, debug_locks = 1
[   10.692304][  T279] no locks held by smcrouted/279.
[   10.692482][  T279] 
[   10.692482][  T279] stack backtrace:
[   10.692690][  T279] CPU: 0 UID: 0 PID: 279 Comm: smcrouted Not tainted 6.12.0-virtme #1
[   10.692950][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.693151][  T279] Call Trace:
[   10.693279][  T279]  <TASK>
[   10.693364][  T279]  dump_stack_lvl+0xb0/0xd0
[   10.693536][  T279]  lockdep_rcu_suspicious+0x1ea/0x280
[   10.693702][  T279]  ip6mr_get_table+0x142/0x190
[   10.693867][  T279]  ip6_mroute_setsockopt+0x185/0x12d0
[   10.694040][  T279]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[   10.694266][  T279]  ? __lock_release+0x103/0x460
[   10.694429][  T279]  ? __might_fault+0x11b/0x170
[   10.694599][  T279]  ? trace_lock_acquire+0x14d/0x1f0
[   10.694767][  T279]  ? __might_fault+0xc3/0x170
[   10.694934][  T279]  ? lock_acquire+0x32/0xc0
[   10.695101][  T279]  ? __might_fault+0xc3/0x170
[   10.695267][  T279]  ? __might_fault+0x11b/0x170
[   10.695439][  T279]  do_ipv6_setsockopt+0x705/0x34e0
[   10.695606][  T279]  ? validate_chain+0x160/0xae0
[   10.695780][  T279]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[   10.695945][  T279]  ? __pfx_validate_chain+0x10/0x10
[   10.696109][  T279]  ? hlock_class+0x4e/0x130
[   10.696269][  T279]  ? mark_lock+0x38/0x3e0
[   10.696400][  T279]  ? rcu_read_lock_any_held+0x43/0xb0
[   10.696574][  T279]  ? rcu_read_lock_any_held+0x43/0xb0
[   10.696742][  T279]  ? validate_chain+0x1fe/0xae0
[   10.696911][  T279]  ? __pfx_validate_chain+0x10/0x10
[   10.697074][  T279]  ? hlock_class+0x4e/0x130
[   10.697241][  T279]  ? __pfx_validate_chain+0x10/0x10
[   10.697406][  T279]  ? hlock_class+0x4e/0x130
[   10.697569][  T279]  ? mark_lock+0x38/0x3e0
[   10.697709][  T279]  ? ipv6_setsockopt+0x7f/0xe0
[   10.697875][  T279]  ipv6_setsockopt+0x7f/0xe0
[   10.698041][  T279]  rawv6_setsockopt+0xb7/0x550
[   10.698203][  T279]  ? __pfx_rawv6_setsockopt+0x10/0x10
[   10.698367][  T279]  ? kfree+0x2d/0x340
[   10.698494][  T279]  ? __pfx___lock_release+0x10/0x10
[   10.698660][  T279]  ? trace_lock_acquire+0x14d/0x1f0
[   10.698822][  T279]  ? __might_fault+0xc3/0x170
[   10.698985][  T279]  do_sock_setsockopt+0x149/0x3a0
[   10.699152][  T279]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   10.699314][  T279]  ? trace_rseq_update+0xe2/0x140
[   10.699484][  T279]  ? rseq_update_cpu_node_id+0xe6/0x140
[   10.699654][  T279]  ? __rseq_handle_notify_resume+0x288/0x3e0
[   10.699859][  T279]  ? __pfx___rseq_handle_notify_resume+0x10/0x10
[   10.700070][  T279]  __sys_setsockopt+0xec/0x160
[   10.700244][  T279]  __x64_sys_setsockopt+0xbd/0x160
[   10.700412][  T279]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   10.700620][  T279]  do_syscall_64+0xc1/0x1d0
[   10.700792][  T279]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.700993][  T279] RIP: 0033:0x7f7f3b2e591e
[   10.701175][  T279] Code: 0f 1f 40 00 48 8b 15 e1 94 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b1 0f 1f 00 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a9
[   10.701736][  T279] RSP: 002b:00007ffecdb091a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   10.701988][  T279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f3b2e591e
[   10.702231][  T279] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[   10.702471][  T279] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[   10.702711][  T279] R10: 00007ffecdb091cc R11: 0000000000000246 R12: 0000000000000000
[   10.702954][  T279] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f7f3b3ea000
[   10.703211][  T279]  </TASK>
[   10.706417][  T279] veth0: entered allmulticast mode
[   10.707046][  T279] veth1: entered allmulticast mode
[   10.707377][  T279] veth2: entered allmulticast mode
[   10.708970][  T279] veth3: entered allmulticast mode
[   22.028694][  T366] GACT probability NOT on
[   28.710967][  T279] veth0: left allmulticast mode
[   28.712558][  T279] veth1: left allmulticast mode
[   28.712842][  T279] veth2: left allmulticast mode
[   28.713073][  T279] veth3: left allmulticast mode