[ 1310.515836][T14963] 
[ 1310.516025][T14963] =============================
[ 1310.516219][T14963] WARNING: suspicious RCU usage
[ 1310.516399][T14963] 6.12.0-rc7-virtme #1 Not tainted
[ 1310.516588][T14963] -----------------------------
[ 1310.516765][T14963] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1310.517053][T14963] 
[ 1310.517053][T14963] other info that might help us debug this:
[ 1310.517053][T14963] 
[ 1310.517905][T14963] 
[ 1310.517905][T14963] rcu_scheduler_active = 2, debug_locks = 1
[ 1310.518326][T14963] no locks held by smcrouted/14963.
[ 1310.518627][T14963] 
[ 1310.518627][T14963] stack backtrace:
[ 1310.518968][T14963] CPU: 3 UID: 0 PID: 14963 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1
[ 1310.519448][T14963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1310.519710][T14963] Call Trace:
[ 1310.519847][T14963]  <TASK>
[ 1310.519941][T14963]  dump_stack_lvl+0xb0/0xd0
[ 1310.520150][T14963]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1310.520330][T14963]  ip6mr_get_table+0x142/0x190
[ 1310.520514][T14963]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1310.520692][T14963]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1310.520918][T14963]  ? __lock_release+0x103/0x460
[ 1310.521105][T14963]  ? __might_fault+0x11b/0x170
[ 1310.521295][T14963]  ? trace_lock_acquire+0x14d/0x1f0
[ 1310.521476][T14963]  ? __might_fault+0xc3/0x170
[ 1310.521657][T14963]  ? lock_acquire+0x32/0xc0
[ 1310.521829][T14963]  ? __might_fault+0xc3/0x170
[ 1310.522018][T14963]  ? __might_fault+0x11b/0x170
[ 1310.522303][T14963]  do_ipv6_setsockopt+0x705/0x34e0
[ 1310.522587][T14963]  ? __lock_release+0x10/0x460
[ 1310.522820][T14963]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1310.522996][T14963]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1310.523177][T14963]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1310.523359][T14963]  ? validate_chain+0x1fe/0xae0
[ 1310.523532][T14963]  ? is_bpf_text_address+0x67/0x120
[ 1310.523716][T14963]  ? __pfx_validate_chain+0x10/0x10
[ 1310.523896][T14963]  ? hlock_class+0x4e/0x130
[ 1310.524087][T14963]  ? mark_lock+0x38/0x3e0
[ 1310.524230][T14963]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1310.524408][T14963]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1310.524586][T14963]  ? validate_chain+0x1fe/0xae0
[ 1310.524795][T14963]  ? __pfx_validate_chain+0x10/0x10
[ 1310.524976][T14963]  ? hlock_class+0x4e/0x130
[ 1310.525164][T14963]  ? ipv6_setsockopt+0x7f/0xe0
[ 1310.525361][T14963]  ipv6_setsockopt+0x7f/0xe0
[ 1310.525550][T14963]  rawv6_setsockopt+0xb7/0x550
[ 1310.525734][T14963]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1310.525913][T14963]  ? kfree+0x2d/0x340
[ 1310.526054][T14963]  do_sock_setsockopt+0x149/0x3a0
[ 1310.526245][T14963]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1310.526420][T14963]  ? __pfx___lock_release+0x10/0x10
[ 1310.526592][T14963]  ? __might_fault+0xc3/0x170
[ 1310.526769][T14963]  ? __might_fault+0xc3/0x170
[ 1310.526946][T14963]  ? lock_acquire+0x32/0xc0
[ 1310.527123][T14963]  ? fdget+0x52/0x1e0
[ 1310.527261][T14963]  __sys_setsockopt+0x104/0x1a0
[ 1310.527440][T14963]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1310.527622][T14963]  ? __pfx___sys_socket+0x10/0x10
[ 1310.527807][T14963]  ? do_user_addr_fault+0x374/0xe30
[ 1310.527987][T14963]  __x64_sys_setsockopt+0xbd/0x160
[ 1310.528162][T14963]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1310.528385][T14963]  do_syscall_64+0xc1/0x1d0
[ 1310.528563][T14963]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1310.528782][T14963] RIP: 0033:0x7fd45df1991e
[ 1310.528977][T14963] 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
[ 1310.529596][T14963] RSP: 002b:00007ffe6696cbf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1310.529867][T14963] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd45df1991e
[ 1310.530128][T14963] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1310.530393][T14963] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1310.530657][T14963] R10: 00007ffe6696cc1c R11: 0000000000000246 R12: 0000000000000000
[ 1310.530918][T14963] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fd45e01e000
[ 1310.531190][T14963]  </TASK>
[ 1310.534318][T14963] veth0: entered allmulticast mode
[ 1310.535015][T14963] veth1: entered allmulticast mode
[ 1310.535394][T14963] veth2: entered allmulticast mode
[ 1310.537370][T14963] veth3: entered allmulticast mode
[ 1329.751434][T14963] veth0: left allmulticast mode
[ 1329.751888][T14963] veth1: left allmulticast mode
[ 1329.752178][T14963] veth2: left allmulticast mode
[ 1329.752478][T14963] veth3: left allmulticast mode