[ 1324.242017][ T9482] 
[ 1324.242252][ T9482] =============================
[ 1324.242507][ T9482] WARNING: suspicious RCU usage
[ 1324.243717][ T9482] 6.12.0-rc6-virtme #1 Not tainted
[ 1324.243973][ T9482] -----------------------------
[ 1324.244218][ T9482] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[ 1324.244691][ T9482] 
[ 1324.244691][ T9482] other info that might help us debug this:
[ 1324.244691][ T9482] 
[ 1324.245134][ T9482] 
[ 1324.245134][ T9482] rcu_scheduler_active = 2, debug_locks = 1
[ 1324.245475][ T9482] no locks held by smcrouted/9482.
[ 1324.245733][ T9482] 
[ 1324.245733][ T9482] stack backtrace:
[ 1324.246037][ T9482] CPU: 2 UID: 0 PID: 9482 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1
[ 1324.246415][ T9482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1324.246697][ T9482] Call Trace:
[ 1324.246872][ T9482]  <TASK>
[ 1324.246994][ T9482]  dump_stack_lvl+0xb0/0xd0
[ 1324.247233][ T9482]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1324.247459][ T9482]  ip6mr_get_table+0x142/0x190
[ 1324.247687][ T9482]  ip6_mroute_setsockopt+0x185/0x12d0
[ 1324.247916][ T9482]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[ 1324.248202][ T9482]  ? __lock_release+0x103/0x460
[ 1324.248425][ T9482]  ? __might_fault+0x11b/0x170
[ 1324.248647][ T9482]  ? trace_lock_acquire+0x14d/0x1f0
[ 1324.248882][ T9482]  ? __might_fault+0xc3/0x170
[ 1324.249100][ T9482]  ? lock_acquire+0x32/0xc0
[ 1324.249316][ T9482]  ? __might_fault+0xc3/0x170
[ 1324.249555][ T9482]  ? __might_fault+0x11b/0x170
[ 1324.249791][ T9482]  do_ipv6_setsockopt+0x705/0x34e0
[ 1324.250017][ T9482]  ? __lock_release+0xe0/0x460
[ 1324.250238][ T9482]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[ 1324.250464][ T9482]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1324.250684][ T9482]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1324.250912][ T9482]  ? validate_chain+0x1fe/0xae0
[ 1324.251138][ T9482]  ? is_bpf_text_address+0x67/0x120
[ 1324.251366][ T9482]  ? __pfx_validate_chain+0x10/0x10
[ 1324.251583][ T9482]  ? hlock_class+0x4e/0x130
[ 1324.251810][ T9482]  ? mark_lock+0x38/0x3e0
[ 1324.252003][ T9482]  ? __lock_acquire+0xb3f/0x1580
[ 1324.252241][ T9482]  ? find_held_lock+0x2c/0x110
[ 1324.252485][ T9482]  ? ipv6_setsockopt+0x7f/0xe0
[ 1324.252711][ T9482]  ipv6_setsockopt+0x7f/0xe0
[ 1324.252939][ T9482]  rawv6_setsockopt+0xb7/0x550
[ 1324.253163][ T9482]  ? __pfx_rawv6_setsockopt+0x10/0x10
[ 1324.253375][ T9482]  ? __lock_acquire+0xb3f/0x1580
[ 1324.253606][ T9482]  ? kfree+0x2d/0x340
[ 1324.253783][ T9482]  do_sock_setsockopt+0x149/0x3a0
[ 1324.254016][ T9482]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1324.254240][ T9482]  ? __lock_release+0x103/0x460
[ 1324.254475][ T9482]  ? fd_install+0x1d1/0x5a0
[ 1324.254709][ T9482]  ? trace_lock_acquire+0x14d/0x1f0
[ 1324.254939][ T9482]  ? fdget+0x52/0x1e0
[ 1324.255109][ T9482]  __sys_setsockopt+0x104/0x1a0
[ 1324.255332][ T9482]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1324.255546][ T9482]  ? __sys_socket+0x168/0x1e0
[ 1324.255778][ T9482]  ? __pfx___sys_socket+0x10/0x10
[ 1324.255998][ T9482]  ? do_user_addr_fault+0x374/0xe30
[ 1324.256220][ T9482]  __x64_sys_setsockopt+0xbd/0x160
[ 1324.256444][ T9482]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1324.256716][ T9482]  do_syscall_64+0xc1/0x1d0
[ 1324.256940][ T9482]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1324.257212][ T9482] RIP: 0033:0x7ffacb7be91e
[ 1324.257448][ T9482] 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
[ 1324.258245][ T9482] RSP: 002b:00007ffe5828a1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 1324.258607][ T9482] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffacb7be91e
[ 1324.258954][ T9482] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[ 1324.259309][ T9482] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[ 1324.259657][ T9482] R10: 00007ffe5828a1fc R11: 0000000000000246 R12: 0000000000000000
[ 1324.260001][ T9482] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007ffacb8c3000
[ 1324.260373][ T9482]  </TASK>
[ 1324.275185][ T9482] veth0: entered allmulticast mode
[ 1324.276092][ T9482] veth1: entered allmulticast mode
[ 1324.276646][ T9482] veth2: entered allmulticast mode
[ 1324.277177][ T9482] veth3: entered allmulticast mode
[ 1324.277717][ T9482] veth4: entered allmulticast mode
[ 1324.278229][ T9482] veth5: entered allmulticast mode
[ 1350.508598][ T9482] veth0: left allmulticast mode
[ 1350.508999][ T9482] veth1: left allmulticast mode
[ 1350.509273][ T9482] veth2: left allmulticast mode
[ 1350.509539][ T9482] veth3: left allmulticast mode
[ 1350.509843][ T9482] veth4: left allmulticast mode
[ 1350.510113][ T9482] veth5: left allmulticast mode