[   10.924002][  T261] ip (261) used greatest stack depth: 23776 bytes left
[   11.567635][  T281] 
[   11.567767][  T281] =============================
[   11.567950][  T281] WARNING: suspicious RCU usage
[   11.568122][  T281] 6.12.0-rc7-virtme #1 Not tainted
[   11.568316][  T281] -----------------------------
[   11.568485][  T281] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!!
[   11.568730][  T281] 
[   11.568730][  T281] other info that might help us debug this:
[   11.568730][  T281] 
[   11.569055][  T281] 
[   11.569055][  T281] rcu_scheduler_active = 2, debug_locks = 1
[   11.569312][  T281] no locks held by smcrouted/281.
[   11.569503][  T281] 
[   11.569503][  T281] stack backtrace:
[   11.569714][  T281] CPU: 0 UID: 0 PID: 281 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1
[   11.569969][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.570183][  T281] Call Trace:
[   11.570316][  T281]  <TASK>
[   11.570409][  T281]  dump_stack_lvl+0xb0/0xd0
[   11.570588][  T281]  lockdep_rcu_suspicious+0x1ea/0x280
[   11.570786][  T281]  ip6mr_get_table+0x142/0x190
[   11.570960][  T281]  ip6_mroute_setsockopt+0x185/0x12d0
[   11.571136][  T281]  ? __pfx_ip6_mroute_setsockopt+0x10/0x10
[   11.571358][  T281]  ? __lock_release+0x103/0x460
[   11.571527][  T281]  ? __might_fault+0x11b/0x170
[   11.571713][  T281]  ? trace_lock_acquire+0x14d/0x1f0
[   11.571888][  T281]  ? __might_fault+0xc3/0x170
[   11.572056][  T281]  ? lock_acquire+0x32/0xc0
[   11.572224][  T281]  ? __might_fault+0xc3/0x170
[   11.572394][  T281]  ? __might_fault+0x11b/0x170
[   11.572568][  T281]  do_ipv6_setsockopt+0x705/0x34e0
[   11.572749][  T281]  ? __lock_release+0x10/0x460
[   11.572920][  T281]  ? __pfx_do_ipv6_setsockopt+0x10/0x10
[   11.573085][  T281]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   11.573256][  T281]  ? rcu_read_lock_any_held+0x43/0xb0
[   11.573434][  T281]  ? validate_chain+0x1fe/0xae0
[   11.573603][  T281]  ? is_bpf_text_address+0x67/0x120
[   11.573789][  T281]  ? __pfx_validate_chain+0x10/0x10
[   11.573961][  T281]  ? hlock_class+0x4e/0x130
[   11.574139][  T281]  ? mark_lock+0x38/0x3e0
[   11.574285][  T281]  ? __lock_acquire+0xb3f/0x1580
[   11.574466][  T281]  ? find_held_lock+0x2c/0x110
[   11.574654][  T281]  ? ipv6_setsockopt+0x7f/0xe0
[   11.574831][  T281]  ipv6_setsockopt+0x7f/0xe0
[   11.575001][  T281]  rawv6_setsockopt+0xb7/0x550
[   11.575181][  T281]  ? __pfx_rawv6_setsockopt+0x10/0x10
[   11.575360][  T281]  ? __lock_acquire+0xb3f/0x1580
[   11.575536][  T281]  ? kfree+0x2d/0x340
[   11.575682][  T281]  do_sock_setsockopt+0x149/0x3a0
[   11.575866][  T281]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   11.576042][  T281]  ? __lock_release+0x103/0x460
[   11.576230][  T281]  ? fd_install+0x1d1/0x5a0
[   11.576415][  T281]  ? trace_lock_acquire+0x14d/0x1f0
[   11.576609][  T281]  ? fdget+0x52/0x1e0
[   11.576741][  T281]  __sys_setsockopt+0x104/0x1a0
[   11.576923][  T281]  ? __pfx___sys_setsockopt+0x10/0x10
[   11.577108][  T281]  ? __sys_socket+0x168/0x1e0
[   11.577284][  T281]  ? __pfx___sys_socket+0x10/0x10
[   11.577464][  T281]  ? do_user_addr_fault+0x374/0xe30
[   11.577644][  T281]  __x64_sys_setsockopt+0xbd/0x160
[   11.577825][  T281]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   11.578054][  T281]  do_syscall_64+0xc1/0x1d0
[   11.578233][  T281]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   11.578462][  T281] RIP: 0033:0x7fddbc62d91e
[   11.578646][  T281] 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
[   11.579261][  T281] RSP: 002b:00007ffc74066348 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   11.579539][  T281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fddbc62d91e
[   11.579803][  T281] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008
[   11.580076][  T281] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000
[   11.580337][  T281] R10: 00007ffc7406636c R11: 0000000000000246 R12: 0000000000000000
[   11.580602][  T281] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fddbc732000
[   11.580885][  T281]  </TASK>
[   11.584542][  T281] veth0: entered allmulticast mode
[   11.585172][  T281] veth1: entered allmulticast mode
[   11.585566][  T281] veth2: entered allmulticast mode
[   11.585910][  T281] veth3: entered allmulticast mode
[   23.082002][  T370] GACT probability NOT on
[   29.869390][  T281] veth0: left allmulticast mode
[   29.869672][  T281] veth1: left allmulticast mode
[   29.869900][  T281] veth2: left allmulticast mode
[   29.870117][  T281] veth3: left allmulticast mode