[   10.583497][  T249] ip (249) used greatest stack depth: 23912 bytes left
[   10.921828][  T258] ip (258) used greatest stack depth: 23560 bytes left
[   11.594688][  T279] 
[   11.594863][  T279] =============================
[   11.595045][  T279] WARNING: suspicious RCU usage
[   11.595226][  T279] 6.12.0-rc7-virtme #1 Not tainted
[   11.595401][  T279] -----------------------------
[   11.595645][  T279] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[   11.595898][  T279] 
[   11.595898][  T279] other info that might help us debug this:
[   11.595898][  T279] 
[   11.596232][  T279] 
[   11.596232][  T279] rcu_scheduler_active = 2, debug_locks = 1
[   11.596488][  T279] no locks held by smcrouted/279.
[   11.596679][  T279] 
[   11.596679][  T279] stack backtrace:
[   11.596899][  T279] CPU: 2 UID: 0 PID: 279 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1
[   11.597149][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.597351][  T279] Call Trace:
[   11.597479][  T279]  <TASK>
[   11.597568][  T279]  dump_stack_lvl+0xb0/0xd0
[   11.597740][  T279]  lockdep_rcu_suspicious+0x1ea/0x280
[   11.597904][  T279]  ip6mr_get_table+0x142/0x190
[   11.598072][  T279]  ip6_mroute_setsockopt+0x185/0x12d0
[   11.598236][  T279]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[   11.598446][  T279]  ? __lock_release+0x103/0x460
[   11.598611][  T279]  ? __might_fault+0x11b/0x170
[   11.598777][  T279]  ? trace_lock_acquire+0x14d/0x1f0
[   11.598938][  T279]  ? __might_fault+0xc3/0x170
[   11.599092][  T279]  ? lock_acquire+0x32/0xc0
[   11.599253][  T279]  ? __might_fault+0xc3/0x170
[   11.599413][  T279]  ? __might_fault+0x11b/0x170
[   11.599577][  T279]  do_ipv6_setsockopt+0x705/0x34e0
[   11.599735][  T279]  ? __lock_release+0x10/0x460
[   11.599894][  T279]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[   11.600049][  T279]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   11.600218][  T279]  ? rcu_read_lock_any_held+0x43/0xb0
[   11.600375][  T279]  ? validate_chain+0x1fe/0xae0
[   11.600532][  T279]  ? is_bpf_text_address+0x67/0x120
[   11.600695][  T279]  ? __pfx_validate_chain+0x10/0x10
[   11.600850][  T279]  ? hlock_class+0x4e/0x130
[   11.601009][  T279]  ? mark_lock+0x38/0x3e0
[   11.601133][  T279]  ? __lock_acquire+0xb3f/0x1580
[   11.601301][  T279]  ? find_held_lock+0x2c/0x110
[   11.601465][  T279]  ? ipv6_setsockopt+0x7f/0xe0
[   11.601620][  T279]  ipv6_setsockopt+0x7f/0xe0
[   11.601776][  T279]  rawv6_setsockopt+0xb7/0x550
[   11.601938][  T279]  ? __pfx_rawv6_setsockopt+0x10/0x10
[   11.602097][  T279]  ? __lock_acquire+0xb3f/0x1580
[   11.602255][  T279]  ? kfree+0x2d/0x340
[   11.602383][  T279]  do_sock_setsockopt+0x149/0x3a0
[   11.602548][  T279]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   11.602705][  T279]  ? __lock_release+0x103/0x460
[   11.602860][  T279]  ? fd_install+0x1d1/0x5a0
[   11.603021][  T279]  ? trace_lock_acquire+0x14d/0x1f0
[   11.603194][  T279]  ? fdget+0x52/0x1e0
[   11.603321][  T279]  __sys_setsockopt+0x104/0x1a0
[   11.603485][  T279]  ? __pfx___sys_setsockopt+0x10/0x10
[   11.603644][  T279]  ? __sys_socket+0x168/0x1e0
[   11.603803][  T279]  ? __pfx___sys_socket+0x10/0x10
[   11.603961][  T279]  ? do_user_addr_fault+0x374/0xe30
[   11.604121][  T279]  __x64_sys_setsockopt+0xbd/0x160
[   11.604281][  T279]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   11.604475][  T279]  do_syscall_64+0xc1/0x1d0
[   11.604637][  T279]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   11.604840][  T279] RIP: 0033:0x7f44e530691e
[   11.605007][  T279] 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
[   11.605553][  T279] RSP: 002b:00007ffcdebbcd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   11.605797][  T279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44e530691e
[   11.606038][  T279] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[   11.606270][  T279] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[   11.606510][  T279] R10: 00007ffcdebbcd4c R11: 0000000000000246 R12: 0000000000000000
[   11.606748][  T279] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f44e540b000
[   11.607001][  T279]  </TASK>
[   11.610983][  T279] veth0: entered allmulticast mode
[   11.612968][  T279] veth1: entered allmulticast mode
[   11.613339][  T279] veth2: entered allmulticast mode
[   11.613734][  T279] veth3: entered allmulticast mode
[   23.363758][  T366] GACT probability NOT on
[   30.544817][  T279] veth0: left allmulticast mode
[   30.545198][  T279] veth1: left allmulticast mode
[   30.545421][  T279] veth2: left allmulticast mode
[   30.545656][  T279] veth3: left allmulticast mode