[ 1318.534341][T17697] 
[ 1318.534524][T17697] =============================
[ 1318.534853][T17697] WARNING: suspicious RCU usage
[ 1318.535170][T17697] 6.12.0-virtme #1 Not tainted
[ 1318.535429][T17697] -----------------------------
[ 1318.535662][T17697] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1318.536035][T17697] 
[ 1318.536035][T17697] other info that might help us debug this:
[ 1318.536035][T17697] 
[ 1318.536422][T17697] 
[ 1318.536422][T17697] rcu_scheduler_active = 2, debug_locks = 1
[ 1318.536685][T17697] no locks held by smcrouted/17697.
[ 1318.536887][T17697] 
[ 1318.536887][T17697] stack backtrace:
[ 1318.537106][T17697] CPU: 2 UID: 0 PID: 17697 Comm: smcrouted Not tainted 6.12.0-virtme #1
[ 1318.537355][T17697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1318.537568][T17697] Call Trace:
[ 1318.537704][T17697]  <TASK>
[ 1318.537794][T17697]  dump_stack_lvl+0xb0/0xd0
[ 1318.537969][T17697]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1318.538144][T17697]  ip6mr_get_table+0x142/0x190
[ 1318.538319][T17697]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1318.538487][T17697]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1318.538702][T17697]  ? __lock_release+0x103/0x460
[ 1318.538872][T17697]  ? __might_fault+0x11b/0x170
[ 1318.539039][T17697]  ? trace_lock_acquire+0x14d/0x1f0
[ 1318.539209][T17697]  ? __might_fault+0xc3/0x170
[ 1318.539373][T17697]  ? lock_acquire+0x32/0xc0
[ 1318.539543][T17697]  ? __might_fault+0xc3/0x170
[ 1318.539715][T17697]  ? __might_fault+0x11b/0x170
[ 1318.539889][T17697]  do_ipv6_setsockopt+0x705/0x34e0
[ 1318.540058][T17697]  ? validate_chain+0x160/0xae0
[ 1318.540226][T17697]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1318.540396][T17697]  ? __pfx_validate_chain+0x10/0x10
[ 1318.540561][T17697]  ? hlock_class+0x4e/0x130
[ 1318.540732][T17697]  ? mark_lock+0x38/0x3e0
[ 1318.540865][T17697]  ? __lock_acquire+0xb9a/0x1680
[ 1318.541044][T17697]  ? find_held_lock+0x2c/0x110
[ 1318.541211][T17697]  ? __lock_release+0x103/0x460
[ 1318.541373][T17697]  ? __create_object+0x5e/0xb0
[ 1318.541540][T17697]  ? __pfx___lock_release+0x10/0x10
[ 1318.541705][T17697]  ? __pfx_validate_chain+0x10/0x10
[ 1318.541870][T17697]  ? hlock_class+0x4e/0x130
[ 1318.542033][T17697]  ? mark_lock+0x38/0x3e0
[ 1318.542165][T17697]  ? ipv6_setsockopt+0x7f/0xe0
[ 1318.542328][T17697]  ipv6_setsockopt+0x7f/0xe0
[ 1318.542500][T17697]  rawv6_setsockopt+0xb7/0x550
[ 1318.542668][T17697]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1318.542832][T17697]  ? find_held_lock+0x2c/0x110
[ 1318.542999][T17697]  ? kfree+0x2d/0x340
[ 1318.543124][T17697]  ? __lock_release+0x103/0x460
[ 1318.543292][T17697]  ? fd_install+0x1d1/0x5a0
[ 1318.543462][T17697]  do_sock_setsockopt+0x149/0x3a0
[ 1318.543633][T17697]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1318.543816][T17697]  __sys_setsockopt+0xec/0x160
[ 1318.543995][T17697]  __x64_sys_setsockopt+0xbd/0x160
[ 1318.544164][T17697]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1318.544368][T17697]  do_syscall_64+0xc1/0x1d0
[ 1318.544535][T17697]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1318.544740][T17697] RIP: 0033:0x7fde30bb391e
[ 1318.544914][T17697] 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
[ 1318.545491][T17697] RSP: 002b:00007ffcd8b82688 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1318.545740][T17697] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde30bb391e
[ 1318.546000][T17697] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1318.546248][T17697] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1318.546497][T17697] R10: 00007ffcd8b826ac R11: 0000000000000246 R12: 0000000000000000
[ 1318.546742][T17697] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fde30cb8000
[ 1318.547002][T17697]  </TASK>
[ 1318.557222][T17697] veth0: entered allmulticast mode
[ 1318.558387][T17697] veth1: entered allmulticast mode
[ 1318.558876][T17697] veth2: entered allmulticast mode
[ 1318.559346][T17697] veth3: entered allmulticast mode
[ 1318.559800][T17697] veth4: entered allmulticast mode
[ 1318.560189][T17697] veth5: entered allmulticast mode
[ 1343.693830][T17697] veth0: left allmulticast mode
[ 1343.694265][T17697] veth1: left allmulticast mode
[ 1343.694626][T17697] veth2: left allmulticast mode
[ 1343.694988][T17697] veth3: left allmulticast mode
[ 1343.695339][T17697] veth4: left allmulticast mode
[ 1343.695724][T17697] veth5: left allmulticast mode