[ 3903.518159][ T3569] sctp: Hash tables configured (bind 32/56)
[ 3931.859008][ T3750] 
[ 3931.859360][ T3750] =============================
[ 3931.859604][ T3750] WARNING: suspicious RCU usage
[ 3931.859834][ T3750] 6.12.0-rc6-virtme #1 Not tainted
[ 3931.860037][ T3750] -----------------------------
[ 3931.860242][ T3750] net/core/dev.c:876 RCU-list traversed in non-reader section!!
[ 3931.860544][ T3750] 
[ 3931.860544][ T3750] other info that might help us debug this:
[ 3931.860544][ T3750] 
[ 3931.860920][ T3750] 
[ 3931.860920][ T3750] rcu_scheduler_active = 2, debug_locks = 1
[ 3931.861208][ T3750] 1 lock held by sctp_hello/3750:
[ 3931.861421][ T3750]  #0: ffff888011f43218 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_bind+0x1f/0xe0 [sctp]
[ 3931.862145][ T3750] 
[ 3931.862145][ T3750] stack backtrace:
[ 3931.862396][ T3750] CPU: 2 UID: 0 PID: 3750 Comm: sctp_hello Not tainted 6.12.0-rc6-virtme #1
[ 3931.862725][ T3750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 3931.862948][ T3750] Call Trace:
[ 3931.863087][ T3750]  <TASK>
[ 3931.863187][ T3750]  dump_stack_lvl+0xb0/0xd0
[ 3931.863390][ T3750]  lockdep_rcu_suspicious+0x1ea/0x280
[ 3931.863591][ T3750]  dev_get_by_index_rcu+0x14f/0x190
[ 3931.863775][ T3750]  sctp_v6_available+0xaf/0x3a0 [sctp]
[ 3931.863995][ T3750]  sctp_do_bind+0x128/0x5f0 [sctp]
[ 3931.864209][ T3750]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 3931.864443][ T3750]  sctp_bind+0x86/0xe0 [sctp]
[ 3931.864658][ T3750]  inet6_bind_sk+0xd0/0x1c0
[ 3931.864853][ T3750]  ? __pfx_inet6_bind_sk+0x10/0x10
[ 3931.865033][ T3750]  ? __might_fault+0x11b/0x170
[ 3931.865227][ T3750]  __sys_bind+0x114/0x1d0
[ 3931.865365][ T3750]  ? __pfx___sys_bind+0x10/0x10
[ 3931.865546][ T3750]  ? __up_read+0x1a7/0x780
[ 3931.865737][ T3750]  ? do_user_addr_fault+0x972/0xe30
[ 3931.865927][ T3750]  ? do_user_addr_fault+0x97c/0xe30
[ 3931.866121][ T3750]  __x64_sys_bind+0x72/0xb0
[ 3931.866302][ T3750]  do_syscall_64+0xc1/0x1d0
[ 3931.866497][ T3750]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 3931.866723][ T3750] RIP: 0033:0x7fe5ca37bb2b
[ 3931.866917][ T3750] Code: Unable to access opcode bytes at 0x7fe5ca37bb01.
[ 3931.867142][ T3750] RSP: 002b:00007ffef8810198 EFLAGS: 00000202 ORIG_RAX: 0000000000000031
[ 3931.867418][ T3750] RAX: ffffffffffffffda RBX: 00007ffef8810388 RCX: 00007fe5ca37bb2b
[ 3931.867686][ T3750] RDX: 000000000000001c RSI: 00007ffef88101d0 RDI: 0000000000000005
[ 3931.867957][ T3750] RBP: 0000000000000005 R08: 1999999999999999 R09: 0000000000000000
[ 3931.868225][ T3750] R10: 00007fe5ca34cd90 R11: 0000000000000202 R12: 00007ffef88119da
[ 3931.868495][ T3750] R13: 0000000000000000 R14: 0000000000403e00 R15: 00007fe5ca586000
[ 3931.868777][ T3750]  </TASK>