[ 4265.886353][ T9565] sctp: Hash tables configured (bind 32/56)
[ 4293.531113][ T9746] 
[ 4293.531615][ T9746] =============================
[ 4293.531799][ T9746] WARNING: suspicious RCU usage
[ 4293.531972][ T9746] 6.12.0-rc6-virtme #1 Not tainted
[ 4293.532209][ T9746] -----------------------------
[ 4293.533067][ T9746] net/core/dev.c:876 RCU-list traversed in non-reader section!!
[ 4293.533327][ T9746] 
[ 4293.533327][ T9746] other info that might help us debug this:
[ 4293.533327][ T9746] 
[ 4293.533754][ T9746] 
[ 4293.533754][ T9746] rcu_scheduler_active = 2, debug_locks = 1
[ 4293.534004][ T9746] 1 lock held by sctp_hello/9746:
[ 4293.534181][ T9746]  #0: ffff8880077ac518 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_bind+0x1f/0xe0 [sctp]
[ 4293.534634][ T9746] 
[ 4293.534634][ T9746] stack backtrace:
[ 4293.534844][ T9746] CPU: 1 UID: 0 PID: 9746 Comm: sctp_hello Not tainted 6.12.0-rc6-virtme #1
[ 4293.535134][ T9746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4293.535343][ T9746] Call Trace:
[ 4293.535476][ T9746]  <TASK>
[ 4293.535572][ T9746]  dump_stack_lvl+0xb0/0xd0
[ 4293.535753][ T9746]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4293.535932][ T9746]  dev_get_by_index_rcu+0x14f/0x190
[ 4293.536102][ T9746]  sctp_v6_available+0xaf/0x3a0 [sctp]
[ 4293.536311][ T9746]  sctp_do_bind+0x128/0x5f0 [sctp]
[ 4293.536524][ T9746]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 4293.536743][ T9746]  sctp_bind+0x86/0xe0 [sctp]
[ 4293.536949][ T9746]  inet6_bind_sk+0xd0/0x1c0
[ 4293.537127][ T9746]  ? __pfx_inet6_bind_sk+0x10/0x10
[ 4293.537297][ T9746]  ? __might_fault+0x11b/0x170
[ 4293.537476][ T9746]  __sys_bind+0x114/0x1d0
[ 4293.537608][ T9746]  ? __pfx___sys_bind+0x10/0x10
[ 4293.537778][ T9746]  ? __up_read+0x1a7/0x780
[ 4293.537959][ T9746]  ? do_user_addr_fault+0x972/0xe30
[ 4293.538133][ T9746]  ? do_user_addr_fault+0x97c/0xe30
[ 4293.538305][ T9746]  __x64_sys_bind+0x72/0xb0
[ 4293.538479][ T9746]  do_syscall_64+0xc1/0x1d0
[ 4293.538655][ T9746]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4293.538864][ T9746] RIP: 0033:0x7f6003cf8b2b
[ 4293.539039][ T9746] Code: 73 01 c3 48 8b 0d d5 92 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 31 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a5 92 1b 00 f7 d8 64 89 01 48
[ 4293.539613][ T9746] RSP: 002b:00007ffff50901d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000031
[ 4293.539869][ T9746] RAX: ffffffffffffffda RBX: 00007ffff50903c8 RCX: 00007f6003cf8b2b
[ 4293.540122][ T9746] RDX: 000000000000001c RSI: 00007ffff5090210 RDI: 0000000000000005
[ 4293.540374][ T9746] RBP: 0000000000000005 R08: 1999999999999999 R09: 0000000000000000
[ 4293.540623][ T9746] R10: 00007f6003cc9d90 R11: 0000000000000206 R12: 00007ffff50919da
[ 4293.540875][ T9746] R13: 0000000000000000 R14: 0000000000403e00 R15: 00007f6003f03000
[ 4293.541146][ T9746]  </TASK>