[ 1301.076495][ T7674] 
[ 1301.076638][ T7674] =============================
[ 1301.076871][ T7674] WARNING: suspicious RCU usage
[ 1301.077034][ T7674] 6.12.0-virtme #1 Not tainted
[ 1301.077195][ T7674] -----------------------------
[ 1301.077951][ T7674] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1301.078189][ T7674] 
[ 1301.078189][ T7674] other info that might help us debug this:
[ 1301.078189][ T7674] 
[ 1301.078514][ T7674] 
[ 1301.078514][ T7674] rcu_scheduler_active = 2, debug_locks = 1
[ 1301.078748][ T7674] no locks held by smcrouted/7674.
[ 1301.078908][ T7674] 
[ 1301.078908][ T7674] stack backtrace:
[ 1301.079103][ T7674] CPU: 0 UID: 0 PID: 7674 Comm: smcrouted Not tainted 6.12.0-virtme #1
[ 1301.079339][ T7674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1301.079541][ T7674] Call Trace:
[ 1301.079664][ T7674]  <TASK>
[ 1301.079748][ T7674]  dump_stack_lvl+0xb0/0xd0
[ 1301.079923][ T7674]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1301.080088][ T7674]  ip6mr_get_table+0x142/0x190
[ 1301.080250][ T7674]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1301.080409][ T7674]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1301.080611][ T7674]  ? __lock_release+0x103/0x460
[ 1301.080771][ T7674]  ? __might_fault+0x11b/0x170
[ 1301.080935][ T7674]  ? trace_lock_acquire+0x14d/0x1f0
[ 1301.081096][ T7674]  ? __might_fault+0xc3/0x170
[ 1301.081252][ T7674]  ? lock_acquire+0x32/0xc0
[ 1301.081409][ T7674]  ? __might_fault+0xc3/0x170
[ 1301.081568][ T7674]  ? __might_fault+0x11b/0x170
[ 1301.081731][ T7674]  do_ipv6_setsockopt+0x705/0x34e0
[ 1301.081905][ T7674]  ? validate_chain+0x160/0xae0
[ 1301.082069][ T7674]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1301.082231][ T7674]  ? __pfx_validate_chain+0x10/0x10
[ 1301.082389][ T7674]  ? hlock_class+0x4e/0x130
[ 1301.082546][ T7674]  ? mark_lock+0x38/0x3e0
[ 1301.082675][ T7674]  ? __lock_acquire+0xb9a/0x1680
[ 1301.082843][ T7674]  ? find_held_lock+0x2c/0x110
[ 1301.083000][ T7674]  ? __lock_release+0x103/0x460
[ 1301.083164][ T7674]  ? __create_object+0x5e/0xb0
[ 1301.083323][ T7674]  ? __pfx___lock_release+0x10/0x10
[ 1301.083482][ T7674]  ? __pfx_validate_chain+0x10/0x10
[ 1301.083635][ T7674]  ? hlock_class+0x4e/0x130
[ 1301.083787][ T7674]  ? mark_lock+0x38/0x3e0
[ 1301.083917][ T7674]  ? ipv6_setsockopt+0x7f/0xe0
[ 1301.084073][ T7674]  ipv6_setsockopt+0x7f/0xe0
[ 1301.084231][ T7674]  rawv6_setsockopt+0xb7/0x550
[ 1301.084396][ T7674]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1301.084576][ T7674]  ? find_held_lock+0x2c/0x110
[ 1301.084737][ T7674]  ? kfree+0x2d/0x340
[ 1301.084863][ T7674]  ? __lock_release+0x103/0x460
[ 1301.085025][ T7674]  ? fd_install+0x1d1/0x5a0
[ 1301.085196][ T7674]  do_sock_setsockopt+0x149/0x3a0
[ 1301.085363][ T7674]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1301.085535][ T7674]  __sys_setsockopt+0xec/0x160
[ 1301.085699][ T7674]  __x64_sys_setsockopt+0xbd/0x160
[ 1301.085859][ T7674]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1301.086057][ T7674]  do_syscall_64+0xc1/0x1d0
[ 1301.086222][ T7674]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1301.086421][ T7674] RIP: 0033:0x7fa0990b491e
[ 1301.086594][ T7674] 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
[ 1301.087135][ T7674] RSP: 002b:00007fff4fbf8858 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1301.087380][ T7674] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0990b491e
[ 1301.087621][ T7674] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1301.087855][ T7674] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1301.088094][ T7674] R10: 00007fff4fbf887c R11: 0000000000000246 R12: 0000000000000000
[ 1301.088325][ T7674] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fa0991b9000
[ 1301.088580][ T7674]  </TASK>
[ 1301.107272][ T7674] veth0: entered allmulticast mode
[ 1301.112035][ T7674] veth1: entered allmulticast mode
[ 1301.112575][ T7674] veth2: entered allmulticast mode
[ 1301.112978][ T7674] veth3: entered allmulticast mode
[ 1319.830831][ T7674] veth0: left allmulticast mode
[ 1319.831146][ T7674] veth1: left allmulticast mode
[ 1319.831401][ T7674] veth2: left allmulticast mode
[ 1319.831636][ T7674] veth3: left allmulticast mode