[ 1304.262807][ T9429] 
[ 1304.262990][ T9429] =============================
[ 1304.263183][ T9429] WARNING: suspicious RCU usage
[ 1304.263372][ T9429] 6.12.0-rc7-virtme #1 Not tainted
[ 1304.263623][ T9429] -----------------------------
[ 1304.263813][ T9429] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1304.264084][ T9429] 
[ 1304.264084][ T9429] other info that might help us debug this:
[ 1304.264084][ T9429] 
[ 1304.264439][ T9429] 
[ 1304.264439][ T9429] rcu_scheduler_active = 2, debug_locks = 1
[ 1304.264715][ T9429] no locks held by smcrouted/9429.
[ 1304.264908][ T9429] 
[ 1304.264908][ T9429] stack backtrace:
[ 1304.265138][ T9429] CPU: 2 UID: 0 PID: 9429 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1
[ 1304.265454][ T9429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1304.265670][ T9429] Call Trace:
[ 1304.265806][ T9429]  <TASK>
[ 1304.265904][ T9429]  dump_stack_lvl+0xb0/0xd0
[ 1304.266091][ T9429]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1304.266271][ T9429]  ip6mr_get_table+0x142/0x190
[ 1304.266446][ T9429]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1304.266623][ T9429]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1304.266851][ T9429]  ? __lock_release+0x103/0x460
[ 1304.267019][ T9429]  ? __might_fault+0x11b/0x170
[ 1304.267202][ T9429]  ? trace_lock_acquire+0x14d/0x1f0
[ 1304.267389][ T9429]  ? __might_fault+0xc3/0x170
[ 1304.267573][ T9429]  ? lock_acquire+0x32/0xc0
[ 1304.267768][ T9429]  ? __might_fault+0xc3/0x170
[ 1304.267942][ T9429]  ? __might_fault+0x11b/0x170
[ 1304.268127][ T9429]  do_ipv6_setsockopt+0x705/0x34e0
[ 1304.268307][ T9429]  ? __lock_release+0x10/0x460
[ 1304.268477][ T9429]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1304.268646][ T9429]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1304.268829][ T9429]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1304.269001][ T9429]  ? validate_chain+0x1fe/0xae0
[ 1304.269175][ T9429]  ? is_bpf_text_address+0x67/0x120
[ 1304.269362][ T9429]  ? __pfx_validate_chain+0x10/0x10
[ 1304.269537][ T9429]  ? hlock_class+0x4e/0x130
[ 1304.269711][ T9429]  ? mark_lock+0x38/0x3e0
[ 1304.269848][ T9429]  ? __lock_acquire+0xb3f/0x1580
[ 1304.270034][ T9429]  ? find_held_lock+0x2c/0x110
[ 1304.270213][ T9429]  ? ipv6_setsockopt+0x7f/0xe0
[ 1304.270386][ T9429]  ipv6_setsockopt+0x7f/0xe0
[ 1304.270560][ T9429]  rawv6_setsockopt+0xb7/0x550
[ 1304.270739][ T9429]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1304.270912][ T9429]  ? __lock_acquire+0xb3f/0x1580
[ 1304.271089][ T9429]  ? kfree+0x2d/0x340
[ 1304.271227][ T9429]  do_sock_setsockopt+0x149/0x3a0
[ 1304.271405][ T9429]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1304.271581][ T9429]  ? __lock_release+0x103/0x460
[ 1304.271747][ T9429]  ? fd_install+0x1d1/0x5a0
[ 1304.271911][ T9429]  ? trace_lock_acquire+0x14d/0x1f0
[ 1304.272071][ T9429]  ? fdget+0x52/0x1e0
[ 1304.272194][ T9429]  __sys_setsockopt+0x104/0x1a0
[ 1304.272355][ T9429]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1304.272532][ T9429]  ? __sys_socket+0x168/0x1e0
[ 1304.272691][ T9429]  ? __pfx___sys_socket+0x10/0x10
[ 1304.272855][ T9429]  ? do_user_addr_fault+0x374/0xe30
[ 1304.273020][ T9429]  __x64_sys_setsockopt+0xbd/0x160
[ 1304.273178][ T9429]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1304.273465][ T9429]  do_syscall_64+0xc1/0x1d0
[ 1304.273624][ T9429]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1304.273822][ T9429] RIP: 0033:0x7fb430d7891e
[ 1304.274073][ T9429] 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
[ 1304.274621][ T9429] RSP: 002b:00007ffe3470bc18 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1304.274861][ T9429] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb430d7891e
[ 1304.275095][ T9429] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1304.275327][ T9429] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1304.275657][ T9429] R10: 00007ffe3470bc3c R11: 0000000000000246 R12: 0000000000000000
[ 1304.275890][ T9429] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fb430e7d000
[ 1304.276136][ T9429]  </TASK>
[ 1304.278822][ T9429] veth0: entered allmulticast mode
[ 1304.279357][ T9429] veth1: entered allmulticast mode
[ 1304.279729][ T9429] veth2: entered allmulticast mode
[ 1304.280060][ T9429] veth3: entered allmulticast mode
[ 1322.910624][ T9429] veth0: left allmulticast mode
[ 1322.910977][ T9429] veth1: left allmulticast mode
[ 1322.911233][ T9429] veth2: left allmulticast mode
[ 1322.911501][ T9429] veth3: left allmulticast mode