[ 1320.713774][ T8296] 
[ 1320.714066][ T8296] =============================
[ 1320.714281][ T8296] WARNING: suspicious RCU usage
[ 1320.714801][ T8296] 6.12.0-virtme #1 Not tainted
[ 1320.715015][ T8296] -----------------------------
[ 1320.715221][ T8296] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1320.715526][ T8296] 
[ 1320.715526][ T8296] other info that might help us debug this:
[ 1320.715526][ T8296] 
[ 1320.715884][ T8296] 
[ 1320.715884][ T8296] rcu_scheduler_active = 2, debug_locks = 1
[ 1320.716162][ T8296] no locks held by smcrouted/8296.
[ 1320.716381][ T8296] 
[ 1320.716381][ T8296] stack backtrace:
[ 1320.716623][ T8296] CPU: 2 UID: 0 PID: 8296 Comm: smcrouted Not tainted 6.12.0-virtme #1
[ 1320.716903][ T8296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1320.717132][ T8296] Call Trace:
[ 1320.717277][ T8296]  <TASK>
[ 1320.717381][ T8296]  dump_stack_lvl+0xb0/0xd0
[ 1320.717572][ T8296]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1320.717771][ T8296]  ip6mr_get_table+0x142/0x190
[ 1320.717959][ T8296]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1320.718156][ T8296]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1320.718401][ T8296]  ? __lock_release+0x103/0x460
[ 1320.718584][ T8296]  ? __might_fault+0x11b/0x170
[ 1320.718777][ T8296]  ? trace_lock_acquire+0x14d/0x1f0
[ 1320.718953][ T8296]  ? __might_fault+0xc3/0x170
[ 1320.719132][ T8296]  ? lock_acquire+0x32/0xc0
[ 1320.719302][ T8296]  ? __might_fault+0xc3/0x170
[ 1320.719474][ T8296]  ? __might_fault+0x11b/0x170
[ 1320.719657][ T8296]  do_ipv6_setsockopt+0x705/0x34e0
[ 1320.719850][ T8296]  ? validate_chain+0x160/0xae0
[ 1320.720021][ T8296]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1320.720204][ T8296]  ? __pfx_validate_chain+0x10/0x10
[ 1320.720373][ T8296]  ? hlock_class+0x4e/0x130
[ 1320.720539][ T8296]  ? mark_lock+0x38/0x3e0
[ 1320.720677][ T8296]  ? __lock_acquire+0xb9a/0x1680
[ 1320.720852][ T8296]  ? find_held_lock+0x2c/0x110
[ 1320.721039][ T8296]  ? __lock_release+0x103/0x460
[ 1320.721215][ T8296]  ? __create_object+0x5e/0xb0
[ 1320.721402][ T8296]  ? __pfx___lock_release+0x10/0x10
[ 1320.721596][ T8296]  ? __pfx_validate_chain+0x10/0x10
[ 1320.721766][ T8296]  ? hlock_class+0x4e/0x130
[ 1320.721933][ T8296]  ? mark_lock+0x38/0x3e0
[ 1320.722068][ T8296]  ? ipv6_setsockopt+0x7f/0xe0
[ 1320.722247][ T8296]  ipv6_setsockopt+0x7f/0xe0
[ 1320.722451][ T8296]  rawv6_setsockopt+0xb7/0x550
[ 1320.722629][ T8296]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1320.722805][ T8296]  ? find_held_lock+0x2c/0x110
[ 1320.722974][ T8296]  ? kfree+0x2d/0x340
[ 1320.723094][ T8296]  ? __lock_release+0x103/0x460
[ 1320.723260][ T8296]  ? fd_install+0x1d1/0x5a0
[ 1320.723437][ T8296]  do_sock_setsockopt+0x149/0x3a0
[ 1320.723607][ T8296]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1320.723781][ T8296]  __sys_setsockopt+0xec/0x160
[ 1320.723965][ T8296]  __x64_sys_setsockopt+0xbd/0x160
[ 1320.724135][ T8296]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1320.724347][ T8296]  do_syscall_64+0xc1/0x1d0
[ 1320.724526][ T8296]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1320.724753][ T8296] RIP: 0033:0x7f97f78e791e
[ 1320.724931][ T8296] 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
[ 1320.725491][ T8296] RSP: 002b:00007ffe9deccd68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1320.725738][ T8296] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97f78e791e
[ 1320.725973][ T8296] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1320.726205][ T8296] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1320.726439][ T8296] R10: 00007ffe9deccd8c R11: 0000000000000246 R12: 0000000000000000
[ 1320.726672][ T8296] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f97f79ec000
[ 1320.726949][ T8296]  </TASK>
[ 1320.733446][ T8296] veth0: entered allmulticast mode
[ 1320.734137][ T8296] veth1: entered allmulticast mode
[ 1320.736698][ T8296] veth2: entered allmulticast mode
[ 1320.737283][ T8296] veth3: entered allmulticast mode
[ 1320.737876][ T8296] veth4: entered allmulticast mode
[ 1320.738457][ T8296] veth5: entered allmulticast mode
[ 1346.683655][ T8296] veth0: left allmulticast mode
[ 1346.683997][ T8296] veth1: left allmulticast mode
[ 1346.684245][ T8296] veth2: left allmulticast mode
[ 1346.684507][ T8296] veth3: left allmulticast mode
[ 1346.684756][ T8296] veth4: left allmulticast mode
[ 1346.685003][ T8296] veth5: left allmulticast mode