[ 1324.725415][T14965] 
[ 1324.725553][T14965] =============================
[ 1324.725722][T14965] WARNING: suspicious RCU usage
[ 1324.725895][T14965] 6.12.0-rc7-virtme #1 Not tainted
[ 1324.726058][T14965] -----------------------------
[ 1324.726236][T14965] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1324.726485][T14965] 
[ 1324.726485][T14965] other info that might help us debug this:
[ 1324.726485][T14965] 
[ 1324.726803][T14965] 
[ 1324.726803][T14965] rcu_scheduler_active = 2, debug_locks = 1
[ 1324.727047][T14965] no locks held by smcrouted/14965.
[ 1324.727248][T14965] 
[ 1324.727248][T14965] stack backtrace:
[ 1324.727471][T14965] CPU: 0 UID: 0 PID: 14965 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1
[ 1324.727745][T14965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1324.727952][T14965] Call Trace:
[ 1324.728082][T14965]  <TASK>
[ 1324.728172][T14965]  dump_stack_lvl+0xb0/0xd0
[ 1324.728341][T14965]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1324.728504][T14965]  ip6mr_get_table+0x142/0x190
[ 1324.728671][T14965]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1324.728832][T14965]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1324.729040][T14965]  ? __lock_release+0x103/0x460
[ 1324.729205][T14965]  ? __might_fault+0x11b/0x170
[ 1324.729369][T14965]  ? trace_lock_acquire+0x14d/0x1f0
[ 1324.729534][T14965]  ? __might_fault+0xc3/0x170
[ 1324.729709][T14965]  ? lock_acquire+0x32/0xc0
[ 1324.729868][T14965]  ? __might_fault+0xc3/0x170
[ 1324.730032][T14965]  ? __might_fault+0x11b/0x170
[ 1324.730217][T14965]  do_ipv6_setsockopt+0x705/0x34e0
[ 1324.730394][T14965]  ? __lock_release+0x10/0x460
[ 1324.730558][T14965]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1324.730733][T14965]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1324.730895][T14965]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1324.731055][T14965]  ? validate_chain+0x1fe/0xae0
[ 1324.731258][T14965]  ? is_bpf_text_address+0x67/0x120
[ 1324.731448][T14965]  ? __pfx_validate_chain+0x10/0x10
[ 1324.731609][T14965]  ? hlock_class+0x4e/0x130
[ 1324.731769][T14965]  ? mark_lock+0x38/0x3e0
[ 1324.731896][T14965]  ? __lock_acquire+0xb3f/0x1580
[ 1324.732074][T14965]  ? find_held_lock+0x2c/0x110
[ 1324.732241][T14965]  ? ipv6_setsockopt+0x7f/0xe0
[ 1324.732403][T14965]  ipv6_setsockopt+0x7f/0xe0
[ 1324.732571][T14965]  rawv6_setsockopt+0xb7/0x550
[ 1324.732734][T14965]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1324.732889][T14965]  ? __lock_acquire+0xb3f/0x1580
[ 1324.733048][T14965]  ? kfree+0x2d/0x340
[ 1324.733176][T14965]  do_sock_setsockopt+0x149/0x3a0
[ 1324.733337][T14965]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1324.733494][T14965]  ? __lock_release+0x103/0x460
[ 1324.733649][T14965]  ? fd_install+0x1d1/0x5a0
[ 1324.733814][T14965]  ? trace_lock_acquire+0x14d/0x1f0
[ 1324.733976][T14965]  ? fdget+0x52/0x1e0
[ 1324.734104][T14965]  __sys_setsockopt+0x104/0x1a0
[ 1324.734265][T14965]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1324.734422][T14965]  ? __sys_socket+0x168/0x1e0
[ 1324.734587][T14965]  ? __pfx___sys_socket+0x10/0x10
[ 1324.734750][T14965]  ? do_user_addr_fault+0x374/0xe30
[ 1324.734912][T14965]  __x64_sys_setsockopt+0xbd/0x160
[ 1324.735072][T14965]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1324.735305][T14965]  do_syscall_64+0xc1/0x1d0
[ 1324.735466][T14965]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1324.735661][T14965] RIP: 0033:0x7f4d2342991e
[ 1324.735826][T14965] 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
[ 1324.736379][T14965] RSP: 002b:00007ffc70ad1938 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1324.736625][T14965] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d2342991e
[ 1324.736864][T14965] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1324.737099][T14965] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1324.737344][T14965] R10: 00007ffc70ad195c R11: 0000000000000246 R12: 0000000000000000
[ 1324.737586][T14965] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f4d2352e000
[ 1324.737833][T14965]  </TASK>
[ 1324.741463][T14965] veth0: entered allmulticast mode
[ 1324.741989][T14965] veth1: entered allmulticast mode
[ 1324.742348][T14965] veth2: entered allmulticast mode
[ 1324.742669][T14965] veth3: entered allmulticast mode
[ 1324.742988][T14965] veth4: entered allmulticast mode
[ 1324.744660][T14965] veth5: entered allmulticast mode
[ 1350.093163][T14965] veth0: left allmulticast mode
[ 1350.101936][T14965] veth1: left allmulticast mode
[ 1350.102235][T14965] veth2: left allmulticast mode
[ 1350.102495][T14965] veth3: left allmulticast mode
[ 1350.102782][T14965] veth4: left allmulticast mode
[ 1350.103043][T14965] veth5: left allmulticast mode