[ 1312.232242][T10029] 
[ 1312.232385][T10029] =============================
[ 1312.232553][T10029] WARNING: suspicious RCU usage
[ 1312.232733][T10029] 6.12.0-virtme #1 Not tainted
[ 1312.232894][T10029] -----------------------------
[ 1312.233055][T10029] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1312.233286][T10029] 
[ 1312.233286][T10029] other info that might help us debug this:
[ 1312.233286][T10029] 
[ 1312.233589][T10029] 
[ 1312.233589][T10029] rcu_scheduler_active = 2, debug_locks = 1
[ 1312.233835][T10029] no locks held by smcrouted/10029.
[ 1312.233995][T10029] 
[ 1312.233995][T10029] stack backtrace:
[ 1312.234197][T10029] CPU: 3 UID: 0 PID: 10029 Comm: smcrouted Not tainted 6.12.0-virtme #1
[ 1312.234447][T10029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1312.234650][T10029] Call Trace:
[ 1312.234778][T10029]  <TASK>
[ 1312.234870][T10029]  dump_stack_lvl+0xb0/0xd0
[ 1312.235042][T10029]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1312.235208][T10029]  ip6mr_get_table+0x142/0x190
[ 1312.235372][T10029]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1312.235537][T10029]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1312.235739][T10029]  ? __lock_release+0x103/0x460
[ 1312.235897][T10029]  ? __might_fault+0x11b/0x170
[ 1312.236060][T10029]  ? trace_lock_acquire+0x14d/0x1f0
[ 1312.236221][T10029]  ? __might_fault+0xc3/0x170
[ 1312.236378][T10029]  ? lock_acquire+0x32/0xc0
[ 1312.236535][T10029]  ? __might_fault+0xc3/0x170
[ 1312.236692][T10029]  ? __might_fault+0x11b/0x170
[ 1312.236857][T10029]  do_ipv6_setsockopt+0x705/0x34e0
[ 1312.237013][T10029]  ? validate_chain+0x160/0xae0
[ 1312.237171][T10029]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1312.237334][T10029]  ? __pfx_validate_chain+0x10/0x10
[ 1312.237499][T10029]  ? hlock_class+0x4e/0x130
[ 1312.237657][T10029]  ? mark_lock+0x38/0x3e0
[ 1312.237788][T10029]  ? __lock_acquire+0xb9a/0x1680
[ 1312.237953][T10029]  ? find_held_lock+0x2c/0x110
[ 1312.238114][T10029]  ? __lock_release+0x103/0x460
[ 1312.238269][T10029]  ? __create_object+0x5e/0xb0
[ 1312.238425][T10029]  ? __pfx___lock_release+0x10/0x10
[ 1312.238579][T10029]  ? __pfx_validate_chain+0x10/0x10
[ 1312.238736][T10029]  ? hlock_class+0x4e/0x130
[ 1312.238894][T10029]  ? mark_lock+0x38/0x3e0
[ 1312.239026][T10029]  ? ipv6_setsockopt+0x7f/0xe0
[ 1312.239186][T10029]  ipv6_setsockopt+0x7f/0xe0
[ 1312.239348][T10029]  rawv6_setsockopt+0xb7/0x550
[ 1312.239508][T10029]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1312.239665][T10029]  ? find_held_lock+0x2c/0x110
[ 1312.239822][T10029]  ? kfree+0x2d/0x340
[ 1312.239946][T10029]  ? __lock_release+0x103/0x460
[ 1312.240101][T10029]  ? fd_install+0x1d1/0x5a0
[ 1312.240267][T10029]  do_sock_setsockopt+0x149/0x3a0
[ 1312.240436][T10029]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1312.240610][T10029]  __sys_setsockopt+0xec/0x160
[ 1312.240774][T10029]  __x64_sys_setsockopt+0xbd/0x160
[ 1312.240948][T10029]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1312.241142][T10029]  do_syscall_64+0xc1/0x1d0
[ 1312.241306][T10029]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1312.241498][T10029] RIP: 0033:0x7fb11d32591e
[ 1312.241664][T10029] 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
[ 1312.242217][T10029] RSP: 002b:00007ffc231b94c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1312.242455][T10029] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb11d32591e
[ 1312.242690][T10029] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1312.242928][T10029] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1312.243165][T10029] R10: 00007ffc231b94ec R11: 0000000000000246 R12: 0000000000000000
[ 1312.243401][T10029] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fb11d42a000
[ 1312.243652][T10029]  </TASK>
[ 1312.246084][T10029] veth0: entered allmulticast mode
[ 1312.246622][T10029] veth1: entered allmulticast mode
[ 1312.247267][T10029] veth2: entered allmulticast mode
[ 1312.247584][T10029] veth3: entered allmulticast mode
[ 1312.247910][T10029] veth4: entered allmulticast mode
[ 1312.248223][T10029] veth5: entered allmulticast mode
[ 1337.644750][T10029] veth0: left allmulticast mode
[ 1337.645067][T10029] veth1: left allmulticast mode
[ 1337.645299][T10029] veth2: left allmulticast mode
[ 1337.645530][T10029] veth3: left allmulticast mode
[ 1337.645784][T10029] veth4: left allmulticast mode
[ 1337.646024][T10029] veth5: left allmulticast mode