[   10.216646][  T250] ip (250) used greatest stack depth: 24096 bytes left
[   11.182164][  T281] 
[   11.182328][  T281] =============================
[   11.182508][  T281] WARNING: suspicious RCU usage
[   11.182684][  T281] 6.12.0-rc6-virtme #1 Not tainted
[   11.182857][  T281] -----------------------------
[   11.183030][  T281] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[   11.183287][  T281] 
[   11.183287][  T281] other info that might help us debug this:
[   11.183287][  T281] 
[   11.183649][  T281] 
[   11.183649][  T281] rcu_scheduler_active = 2, debug_locks = 1
[   11.183911][  T281] no locks held by smcrouted/281.
[   11.184097][  T281] 
[   11.184097][  T281] stack backtrace:
[   11.184325][  T281] CPU: 0 UID: 0 PID: 281 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1
[   11.184597][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.184835][  T281] Call Trace:
[   11.184972][  T281]  <TASK>
[   11.185068][  T281]  dump_stack_lvl+0xb0/0xd0
[   11.185261][  T281]  lockdep_rcu_suspicious+0x1ea/0x280
[   11.185446][  T281]  ip6mr_get_table+0x142/0x190
[   11.185635][  T281]  ip6_mroute_setsockopt+0x185/0x12d0
[   11.185816][  T281]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[   11.186044][  T281]  ? __lock_release+0x103/0x460
[   11.186216][  T281]  ? __might_fault+0x11b/0x170
[   11.186405][  T281]  ? trace_lock_acquire+0x14d/0x1f0
[   11.186587][  T281]  ? __might_fault+0xc3/0x170
[   11.186763][  T281]  ? lock_acquire+0x32/0xc0
[   11.186942][  T281]  ? __might_fault+0xc3/0x170
[   11.187124][  T281]  ? __might_fault+0x11b/0x170
[   11.187320][  T281]  do_ipv6_setsockopt+0x705/0x34e0
[   11.187506][  T281]  ? __lock_release+0xe0/0x460
[   11.187688][  T281]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[   11.187875][  T281]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   11.188056][  T281]  ? rcu_read_lock_any_held+0x43/0xb0
[   11.188269][  T281]  ? validate_chain+0x1fe/0xae0
[   11.188434][  T281]  ? is_bpf_text_address+0x67/0x120
[   11.188606][  T281]  ? __pfx_validate_chain+0x10/0x10
[   11.188768][  T281]  ? hlock_class+0x4e/0x130
[   11.188940][  T281]  ? mark_lock+0x38/0x3e0
[   11.189074][  T281]  ? __lock_acquire+0xb3f/0x1580
[   11.189255][  T281]  ? find_held_lock+0x2c/0x110
[   11.189432][  T281]  ? ipv6_setsockopt+0x7f/0xe0
[   11.189597][  T281]  ipv6_setsockopt+0x7f/0xe0
[   11.189758][  T281]  rawv6_setsockopt+0xb7/0x550
[   11.189922][  T281]  ? __pfx_rawv6_setsockopt+0x10/0x10
[   11.190081][  T281]  ? __lock_acquire+0xb3f/0x1580
[   11.190249][  T281]  ? kfree+0x2d/0x340
[   11.190379][  T281]  do_sock_setsockopt+0x149/0x3a0
[   11.190546][  T281]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   11.190713][  T281]  ? __lock_release+0x103/0x460
[   11.190877][  T281]  ? fd_install+0x1d1/0x5a0
[   11.191041][  T281]  ? trace_lock_acquire+0x14d/0x1f0
[   11.191201][  T281]  ? fdget+0x52/0x1e0
[   11.191331][  T281]  __sys_setsockopt+0x104/0x1a0
[   11.191492][  T281]  ? __pfx___sys_setsockopt+0x10/0x10
[   11.191654][  T281]  ? __sys_socket+0x168/0x1e0
[   11.191810][  T281]  ? __pfx___sys_socket+0x10/0x10
[   11.191969][  T281]  ? do_user_addr_fault+0x374/0xe30
[   11.192132][  T281]  __x64_sys_setsockopt+0xbd/0x160
[   11.192288][  T281]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   11.192487][  T281]  do_syscall_64+0xc1/0x1d0
[   11.192659][  T281]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   11.192857][  T281] RIP: 0033:0x7f3f641bc91e
[   11.193026][  T281] 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
[   11.193585][  T281] RSP: 002b:00007ffde882cbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   11.193828][  T281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f641bc91e
[   11.194075][  T281] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[   11.194317][  T281] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[   11.194551][  T281] R10: 00007ffde882cbfc R11: 0000000000000246 R12: 0000000000000000
[   11.194796][  T281] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f3f642c1000
[   11.195045][  T281]  </TASK>
[   11.198377][  T281] veth0: entered allmulticast mode
[   11.199040][  T281] veth1: entered allmulticast mode
[   11.199411][  T281] veth2: entered allmulticast mode
[   11.199750][  T281] veth3: entered allmulticast mode
[   22.521588][  T371] GACT probability NOT on
[   22.540964][  T368] tc (368) used greatest stack depth: 23856 bytes left
[   29.216646][  T281] veth0: left allmulticast mode
[   29.217057][  T281] veth1: left allmulticast mode
[   29.217371][  T281] veth2: left allmulticast mode
[   29.217665][  T281] veth3: left allmulticast mode