[    9.992242][  T259] ip (259) used greatest stack depth: 23600 bytes left
[   10.613418][  T281] 
[   10.613645][  T281] =============================
[   10.613820][  T281] WARNING: suspicious RCU usage
[   10.613986][  T281] 6.12.0-virtme #1 Not tainted
[   10.614155][  T281] -----------------------------
[   10.614320][  T281] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[   10.614572][  T281] 
[   10.614572][  T281] other info that might help us debug this:
[   10.614572][  T281] 
[   10.614879][  T281] 
[   10.614879][  T281] rcu_scheduler_active = 2, debug_locks = 1
[   10.615115][  T281] no locks held by smcrouted/281.
[   10.615285][  T281] 
[   10.615285][  T281] stack backtrace:
[   10.615499][  T281] CPU: 2 UID: 0 PID: 281 Comm: smcrouted Not tainted 6.12.0-virtme #1
[   10.615733][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.615925][  T281] Call Trace:
[   10.616043][  T281]  <TASK>
[   10.616125][  T281]  dump_stack_lvl+0xb0/0xd0
[   10.616293][  T281]  lockdep_rcu_suspicious+0x1ea/0x280
[   10.616459][  T281]  ip6mr_get_table+0x142/0x190
[   10.616628][  T281]  ip6_mroute_setsockopt+0x185/0x12d0
[   10.616787][  T281]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[   10.616989][  T281]  ? __lock_release+0x103/0x460
[   10.617142][  T281]  ? __might_fault+0x11b/0x170
[   10.617303][  T281]  ? trace_lock_acquire+0x14d/0x1f0
[   10.617463][  T281]  ? __might_fault+0xc3/0x170
[   10.617617][  T281]  ? lock_acquire+0x32/0xc0
[   10.617769][  T281]  ? __might_fault+0xc3/0x170
[   10.617925][  T281]  ? __might_fault+0x11b/0x170
[   10.618085][  T281]  do_ipv6_setsockopt+0x705/0x34e0
[   10.618242][  T281]  ? validate_chain+0x160/0xae0
[   10.618398][  T281]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[   10.618556][  T281]  ? __pfx_validate_chain+0x10/0x10
[   10.618709][  T281]  ? hlock_class+0x4e/0x130
[   10.618863][  T281]  ? mark_lock+0x38/0x3e0
[   10.618987][  T281]  ? __lock_acquire+0xb9a/0x1680
[   10.619153][  T281]  ? find_held_lock+0x2c/0x110
[   10.619311][  T281]  ? __lock_release+0x103/0x460
[   10.619467][  T281]  ? __create_object+0x5e/0xb0
[   10.619625][  T281]  ? __pfx___lock_release+0x10/0x10
[   10.619780][  T281]  ? __pfx_validate_chain+0x10/0x10
[   10.619936][  T281]  ? hlock_class+0x4e/0x130
[   10.620090][  T281]  ? mark_lock+0x38/0x3e0
[   10.620216][  T281]  ? ipv6_setsockopt+0x7f/0xe0
[   10.620373][  T281]  ipv6_setsockopt+0x7f/0xe0
[   10.620529][  T281]  rawv6_setsockopt+0xb7/0x550
[   10.620690][  T281]  ? __pfx_rawv6_setsockopt+0x10/0x10
[   10.620845][  T281]  ? find_held_lock+0x2c/0x110
[   10.620999][  T281]  ? kfree+0x2d/0x340
[   10.621116][  T281]  ? __lock_release+0x103/0x460
[   10.621267][  T281]  ? fd_install+0x1d1/0x5a0
[   10.621431][  T281]  do_sock_setsockopt+0x149/0x3a0
[   10.621586][  T281]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   10.621755][  T281]  __sys_setsockopt+0xec/0x160
[   10.621914][  T281]  __x64_sys_setsockopt+0xbd/0x160
[   10.622070][  T281]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   10.622263][  T281]  do_syscall_64+0xc1/0x1d0
[   10.622420][  T281]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.622610][  T281] RIP: 0033:0x7f53ea96691e
[   10.622770][  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
[   10.623305][  T281] RSP: 002b:00007fff27752c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   10.623540][  T281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f53ea96691e
[   10.623768][  T281] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[   10.623998][  T281] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[   10.624230][  T281] R10: 00007fff27752c8c R11: 0000000000000246 R12: 0000000000000000
[   10.624467][  T281] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f53eaa6b000
[   10.624714][  T281]  </TASK>
[   10.628675][  T281] veth0: entered allmulticast mode
[   10.629292][  T281] veth1: entered allmulticast mode
[   10.631650][  T281] veth2: entered allmulticast mode
[   10.631976][  T281] veth3: entered allmulticast mode
[   21.824169][  T368] GACT probability NOT on
[   28.745042][  T281] veth0: left allmulticast mode
[   28.745406][  T281] veth1: left allmulticast mode
[   28.745629][  T281] veth2: left allmulticast mode
[   28.745848][  T281] veth3: left allmulticast mode