[ 1320.731332][ T7130] 
[ 1320.731502][ T7130] =============================
[ 1320.731680][ T7130] WARNING: suspicious RCU usage
[ 1320.731851][ T7130] 6.12.0-rc6-virtme #1 Not tainted
[ 1320.732026][ T7130] -----------------------------
[ 1320.732228][ T7130] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1320.732479][ T7130] 
[ 1320.732479][ T7130] other info that might help us debug this:
[ 1320.732479][ T7130] 
[ 1320.732801][ T7130] 
[ 1320.732801][ T7130] rcu_scheduler_active = 2, debug_locks = 1
[ 1320.733042][ T7130] no locks held by smcrouted/7130.
[ 1320.734141][ T7130] 
[ 1320.734141][ T7130] stack backtrace:
[ 1320.734453][ T7130] CPU: 2 UID: 0 PID: 7130 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1
[ 1320.734731][ T7130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1320.734928][ T7130] Call Trace:
[ 1320.735053][ T7130]  <TASK>
[ 1320.735153][ T7130]  dump_stack_lvl+0xb0/0xd0
[ 1320.735331][ T7130]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1320.735498][ T7130]  ip6mr_get_table+0x142/0x190
[ 1320.735664][ T7130]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1320.735822][ T7130]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1320.736026][ T7130]  ? __lock_release+0x103/0x460
[ 1320.736195][ T7130]  ? __might_fault+0x11b/0x170
[ 1320.736359][ T7130]  ? trace_lock_acquire+0x14d/0x1f0
[ 1320.736524][ T7130]  ? __might_fault+0xc3/0x170
[ 1320.736683][ T7130]  ? lock_acquire+0x32/0xc0
[ 1320.736848][ T7130]  ? __might_fault+0xc3/0x170
[ 1320.737008][ T7130]  ? __might_fault+0x11b/0x170
[ 1320.737179][ T7130]  do_ipv6_setsockopt+0x705/0x34e0
[ 1320.737338][ T7130]  ? __lock_release+0xe0/0x460
[ 1320.737495][ T7130]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1320.737657][ T7130]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1320.737821][ T7130]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1320.737982][ T7130]  ? validate_chain+0x1fe/0xae0
[ 1320.738162][ T7130]  ? is_bpf_text_address+0x67/0x120
[ 1320.738329][ T7130]  ? __pfx_validate_chain+0x10/0x10
[ 1320.738490][ T7130]  ? hlock_class+0x4e/0x130
[ 1320.738646][ T7130]  ? mark_lock+0x38/0x3e0
[ 1320.738780][ T7130]  ? __lock_acquire+0xb3f/0x1580
[ 1320.738946][ T7130]  ? find_held_lock+0x2c/0x110
[ 1320.739121][ T7130]  ? ipv6_setsockopt+0x7f/0xe0
[ 1320.739285][ T7130]  ipv6_setsockopt+0x7f/0xe0
[ 1320.739449][ T7130]  rawv6_setsockopt+0xb7/0x550
[ 1320.739616][ T7130]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1320.739778][ T7130]  ? __lock_acquire+0xb3f/0x1580
[ 1320.739948][ T7130]  ? kfree+0x2d/0x340
[ 1320.740077][ T7130]  do_sock_setsockopt+0x149/0x3a0
[ 1320.740243][ T7130]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1320.740398][ T7130]  ? __lock_release+0x103/0x460
[ 1320.740553][ T7130]  ? fd_install+0x1d1/0x5a0
[ 1320.740717][ T7130]  ? trace_lock_acquire+0x14d/0x1f0
[ 1320.740879][ T7130]  ? fdget+0x52/0x1e0
[ 1320.741001][ T7130]  __sys_setsockopt+0x104/0x1a0
[ 1320.741169][ T7130]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1320.741327][ T7130]  ? __sys_socket+0x168/0x1e0
[ 1320.741483][ T7130]  ? __pfx___sys_socket+0x10/0x10
[ 1320.741638][ T7130]  ? do_user_addr_fault+0x374/0xe30
[ 1320.741799][ T7130]  __x64_sys_setsockopt+0xbd/0x160
[ 1320.741958][ T7130]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1320.742164][ T7130]  do_syscall_64+0xc1/0x1d0
[ 1320.742325][ T7130]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1320.742518][ T7130] RIP: 0033:0x7f6b9600d91e
[ 1320.742690][ T7130] 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
[ 1320.743247][ T7130] RSP: 002b:00007fff0b87ae58 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1320.743489][ T7130] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b9600d91e
[ 1320.743725][ T7130] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1320.743958][ T7130] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1320.744202][ T7130] R10: 00007fff0b87ae7c R11: 0000000000000246 R12: 0000000000000000
[ 1320.744440][ T7130] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f6b96112000
[ 1320.744690][ T7130]  </TASK>
[ 1320.749911][ T7130] veth0: entered allmulticast mode
[ 1320.761138][ T7130] veth1: entered allmulticast mode
[ 1320.762003][ T7130] veth2: entered allmulticast mode
[ 1320.762753][ T7130] veth3: entered allmulticast mode
[ 1320.763547][ T7130] veth4: entered allmulticast mode
[ 1320.764353][ T7130] veth5: entered allmulticast mode
[ 1346.605200][ T7130] veth0: left allmulticast mode
[ 1346.605611][ T7130] veth1: left allmulticast mode
[ 1346.605865][ T7130] veth2: left allmulticast mode
[ 1346.606224][ T7130] veth3: left allmulticast mode
[ 1346.606480][ T7130] veth4: left allmulticast mode
[ 1346.606734][ T7130] veth5: left allmulticast mode