[ 1332.591982][T14019] 
[ 1332.592143][T14019] =============================
[ 1332.592320][T14019] WARNING: suspicious RCU usage
[ 1332.592501][T14019] 6.12.0-virtme #1 Not tainted
[ 1332.592707][T14019] -----------------------------
[ 1332.592884][T14019] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1332.593129][T14019] 
[ 1332.593129][T14019] other info that might help us debug this:
[ 1332.593129][T14019] 
[ 1332.593459][T14019] 
[ 1332.593459][T14019] rcu_scheduler_active = 2, debug_locks = 1
[ 1332.593737][T14019] no locks held by smcrouted/14019.
[ 1332.593915][T14019] 
[ 1332.593915][T14019] stack backtrace:
[ 1332.594130][T14019] CPU: 2 UID: 0 PID: 14019 Comm: smcrouted Not tainted 6.12.0-virtme #1
[ 1332.594370][T14019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1332.594582][T14019] Call Trace:
[ 1332.594706][T14019]  <TASK>
[ 1332.594794][T14019]  dump_stack_lvl+0xb0/0xd0
[ 1332.594960][T14019]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1332.595129][T14019]  ip6mr_get_table+0x142/0x190
[ 1332.595291][T14019]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1332.595451][T14019]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1332.595659][T14019]  ? __lock_release+0x103/0x460
[ 1332.595814][T14019]  ? __might_fault+0x11b/0x170
[ 1332.595975][T14019]  ? trace_lock_acquire+0x14d/0x1f0
[ 1332.596134][T14019]  ? __might_fault+0xc3/0x170
[ 1332.596292][T14019]  ? lock_acquire+0x32/0xc0
[ 1332.596445][T14019]  ? __might_fault+0xc3/0x170
[ 1332.596610][T14019]  ? __might_fault+0x11b/0x170
[ 1332.596773][T14019]  do_ipv6_setsockopt+0x705/0x34e0
[ 1332.596931][T14019]  ? validate_chain+0x160/0xae0
[ 1332.597088][T14019]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1332.597259][T14019]  ? __pfx_validate_chain+0x10/0x10
[ 1332.597426][T14019]  ? hlock_class+0x4e/0x130
[ 1332.597590][T14019]  ? mark_lock+0x38/0x3e0
[ 1332.597719][T14019]  ? __lock_acquire+0xb9a/0x1680
[ 1332.597885][T14019]  ? find_held_lock+0x2c/0x110
[ 1332.598044][T14019]  ? __lock_release+0x103/0x460
[ 1332.598198][T14019]  ? __create_object+0x5e/0xb0
[ 1332.598362][T14019]  ? __pfx___lock_release+0x10/0x10
[ 1332.598515][T14019]  ? __pfx_validate_chain+0x10/0x10
[ 1332.598683][T14019]  ? hlock_class+0x4e/0x130
[ 1332.598843][T14019]  ? mark_lock+0x38/0x3e0
[ 1332.598967][T14019]  ? ipv6_setsockopt+0x7f/0xe0
[ 1332.599124][T14019]  ipv6_setsockopt+0x7f/0xe0
[ 1332.599283][T14019]  rawv6_setsockopt+0xb7/0x550
[ 1332.599443][T14019]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1332.599611][T14019]  ? find_held_lock+0x2c/0x110
[ 1332.599768][T14019]  ? kfree+0x2d/0x340
[ 1332.599886][T14019]  ? __lock_release+0x103/0x460
[ 1332.600066][T14019]  ? fd_install+0x1d1/0x5a0
[ 1332.600237][T14019]  do_sock_setsockopt+0x149/0x3a0
[ 1332.600399][T14019]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1332.600581][T14019]  __sys_setsockopt+0xec/0x160
[ 1332.600748][T14019]  __x64_sys_setsockopt+0xbd/0x160
[ 1332.600903][T14019]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1332.601095][T14019]  do_syscall_64+0xc1/0x1d0
[ 1332.601258][T14019]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1332.601450][T14019] RIP: 0033:0x7fbc427d591e
[ 1332.601629][T14019] 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
[ 1332.602172][T14019] RSP: 002b:00007ffe574696e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1332.602414][T14019] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc427d591e
[ 1332.602657][T14019] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1332.602933][T14019] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1332.603162][T14019] R10: 00007ffe5746970c R11: 0000000000000246 R12: 0000000000000000
[ 1332.603393][T14019] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fbc428da000
[ 1332.603652][T14019]  </TASK>
[ 1332.606049][T14019] veth0: entered allmulticast mode
[ 1332.606612][T14019] veth1: entered allmulticast mode
[ 1332.606970][T14019] veth2: entered allmulticast mode
[ 1332.607300][T14019] veth3: entered allmulticast mode
[ 1332.609100][T14019] veth4: entered allmulticast mode
[ 1332.609450][T14019] veth5: entered allmulticast mode
[ 1358.722150][T14019] veth0: left allmulticast mode
[ 1358.722565][T14019] veth1: left allmulticast mode
[ 1358.722812][T14019] veth2: left allmulticast mode
[ 1358.723053][T14019] veth3: left allmulticast mode
[ 1358.723289][T14019] veth4: left allmulticast mode
[ 1358.723546][T14019] veth5: left allmulticast mode