[ 1337.295412][T14052] 
[ 1337.295571][T14052] =============================
[ 1337.295782][T14052] WARNING: suspicious RCU usage
[ 1337.295987][T14052] 6.12.0-rc6-virtme #1 Not tainted
[ 1337.296253][T14052] -----------------------------
[ 1337.296791][T14052] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1337.297150][T14052] 
[ 1337.297150][T14052] other info that might help us debug this:
[ 1337.297150][T14052] 
[ 1337.297559][T14052] 
[ 1337.297559][T14052] rcu_scheduler_active = 2, debug_locks = 1
[ 1337.297849][T14052] no locks held by smcrouted/14052.
[ 1337.298052][T14052] 
[ 1337.298052][T14052] stack backtrace:
[ 1337.298297][T14052] CPU: 3 UID: 0 PID: 14052 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1
[ 1337.298586][T14052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1337.298834][T14052] Call Trace:
[ 1337.298979][T14052]  <TASK>
[ 1337.299085][T14052]  dump_stack_lvl+0xb0/0xd0
[ 1337.299284][T14052]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1337.299476][T14052]  ip6mr_get_table+0x142/0x190
[ 1337.299665][T14052]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1337.299846][T14052]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1337.300072][T14052]  ? __lock_release+0x103/0x460
[ 1337.300253][T14052]  ? __might_fault+0x11b/0x170
[ 1337.300428][T14052]  ? trace_lock_acquire+0x14d/0x1f0
[ 1337.300612][T14052]  ? __might_fault+0xc3/0x170
[ 1337.300791][T14052]  ? lock_acquire+0x32/0xc0
[ 1337.300976][T14052]  ? __might_fault+0xc3/0x170
[ 1337.301156][T14052]  ? __might_fault+0x11b/0x170
[ 1337.301331][T14052]  do_ipv6_setsockopt+0x705/0x34e0
[ 1337.301506][T14052]  ? __lock_release+0xe0/0x460
[ 1337.301684][T14052]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1337.301882][T14052]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1337.302073][T14052]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1337.302232][T14052]  ? validate_chain+0x1fe/0xae0
[ 1337.302402][T14052]  ? is_bpf_text_address+0x67/0x120
[ 1337.302575][T14052]  ? __pfx_validate_chain+0x10/0x10
[ 1337.302731][T14052]  ? hlock_class+0x4e/0x130
[ 1337.302892][T14052]  ? mark_lock+0x38/0x3e0
[ 1337.303042][T14052]  ? __lock_acquire+0xb3f/0x1580
[ 1337.303249][T14052]  ? find_held_lock+0x2c/0x110
[ 1337.303449][T14052]  ? ipv6_setsockopt+0x7f/0xe0
[ 1337.303616][T14052]  ipv6_setsockopt+0x7f/0xe0
[ 1337.303793][T14052]  rawv6_setsockopt+0xb7/0x550
[ 1337.303980][T14052]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1337.304168][T14052]  ? __lock_acquire+0xb3f/0x1580
[ 1337.304368][T14052]  ? kfree+0x2d/0x340
[ 1337.304522][T14052]  do_sock_setsockopt+0x149/0x3a0
[ 1337.304729][T14052]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1337.304930][T14052]  ? __lock_release+0x103/0x460
[ 1337.305131][T14052]  ? fd_install+0x1d1/0x5a0
[ 1337.305335][T14052]  ? trace_lock_acquire+0x14d/0x1f0
[ 1337.305548][T14052]  ? fdget+0x52/0x1e0
[ 1337.305705][T14052]  __sys_setsockopt+0x104/0x1a0
[ 1337.305896][T14052]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1337.306073][T14052]  ? __sys_socket+0x168/0x1e0
[ 1337.306244][T14052]  ? __pfx___sys_socket+0x10/0x10
[ 1337.306419][T14052]  __x64_sys_setsockopt+0xbd/0x160
[ 1337.306602][T14052]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1337.306820][T14052]  do_syscall_64+0xc1/0x1d0
[ 1337.307037][T14052]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1337.307267][T14052] RIP: 0033:0x7fc624fe391e
[ 1337.307447][T14052] 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
[ 1337.308051][T14052] RSP: 002b:00007ffd69e3b4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1337.308325][T14052] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc624fe391e
[ 1337.308619][T14052] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1337.308891][T14052] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1337.309177][T14052] R10: 00007ffd69e3b4dc R11: 0000000000000246 R12: 0000000000000000
[ 1337.309434][T14052] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fc6250e8000
[ 1337.309734][T14052]  </TASK>
[ 1337.324041][T14052] veth0: entered allmulticast mode
[ 1337.324780][T14052] veth1: entered allmulticast mode
[ 1337.325227][T14052] veth2: entered allmulticast mode
[ 1337.326118][T14052] veth3: entered allmulticast mode
[ 1337.326515][T14052] veth4: entered allmulticast mode
[ 1337.326914][T14052] veth5: entered allmulticast mode
[ 1362.734575][T14052] veth0: left allmulticast mode
[ 1362.734965][T14052] veth1: left allmulticast mode
[ 1362.735327][T14052] veth2: left allmulticast mode
[ 1362.735575][T14052] veth3: left allmulticast mode
[ 1362.735813][T14052] veth4: left allmulticast mode
[ 1362.736050][T14052] veth5: left allmulticast mode