[ 40.602212][ T285] [ 40.602376][ T285] ===================================== [ 40.602515][ T285] WARNING: bad unlock balance detected! [ 40.602647][ T285] 6.12.0-rc5-virtme #1 Not tainted [ 40.602779][ T285] ------------------------------------- [ 40.602907][ T285] ip/285 is trying to release lock (rtnl_mutex) at: [ 40.603073][ T285] [] __rtnl_unlock+0x69/0xf0 [ 40.603242][ T285] but there are no more locks to release! [ 40.603372][ T285] [ 40.603372][ T285] other info that might help us debug this: [ 40.603572][ T285] no locks held by ip/285. [ 40.603704][ T285] [ 40.603704][ T285] stack backtrace: [ 40.603881][ T285] CPU: 2 UID: 0 PID: 285 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 40.604075][ T285] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 40.604356][ T285] Call Trace: [ 40.604460][ T285] [ 40.604528][ T285] dump_stack_lvl+0x82/0xd0 [ 40.604662][ T285] ? __rtnl_unlock+0x69/0xf0 [ 40.604797][ T285] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 40.604929][ T285] __lock_release+0x2f7/0x460 [ 40.605063][ T285] ? __pfx___lock_release+0x10/0x10 [ 40.605201][ T285] ? __rtnl_unlock+0x69/0xf0 [ 40.605330][ T285] lock_release+0xd7/0x140 [ 40.605459][ T285] __mutex_unlock_slowpath+0x8f/0x3b0 [ 40.605593][ T285] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 40.605723][ T285] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 40.605889][ T285] ? rtnl_link_ops_get+0x187/0x220 [ 40.606020][ T285] __rtnl_unlock+0x69/0xf0 [ 40.606150][ T285] rtnl_newlink+0x7fd/0xa30 [ 40.606281][ T285] ? __pfx_rtnl_newlink+0x10/0x10 [ 40.606409][ T285] ? find_held_lock+0x2c/0x110 [ 40.606540][ T285] ? __lock_release+0x103/0x460 [ 40.606668][ T285] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 40.606798][ T285] ? __pfx___lock_release+0x10/0x10 [ 40.606933][ T285] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 40.607062][ T285] ? __pfx_rtnl_newlink+0x10/0x10 [ 40.607193][ T285] rtnetlink_rcv_msg+0x712/0xc10 [ 40.607323][ T285] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 40.607451][ T285] ? hlock_class+0x4e/0x130 [ 40.607579][ T285] ? mark_lock+0x38/0x3e0 [ 40.607678][ T285] ? __lock_acquire+0xb3f/0x1580 [ 40.607810][ T285] netlink_rcv_skb+0x130/0x360 [ 40.607941][ T285] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 40.608078][ T285] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 40.608211][ T285] ? netlink_deliver_tap+0x13e/0x340 [ 40.608340][ T285] ? netlink_deliver_tap+0xc3/0x340 [ 40.608474][ T285] netlink_unicast+0x44b/0x710 [ 40.608603][ T285] ? __pfx_netlink_unicast+0x10/0x10 [ 40.608733][ T285] ? find_held_lock+0x2c/0x110 [ 40.608865][ T285] netlink_sendmsg+0x723/0xbe0 [ 40.608996][ T285] ? __pfx_netlink_sendmsg+0x10/0x10 [ 40.609132][ T285] ____sys_sendmsg+0x7ac/0xa10 [ 40.609263][ T285] ? __pfx_____sys_sendmsg+0x10/0x10 [ 40.609392][ T285] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 40.609555][ T285] ? __pfx_validate_chain+0x10/0x10 [ 40.609684][ T285] ? hlock_class+0x4e/0x130 [ 40.609814][ T285] ___sys_sendmsg+0xee/0x170 [ 40.609943][ T285] ? __pfx____sys_sendmsg+0x10/0x10 [ 40.610077][ T285] ? __lock_acquire+0xb3f/0x1580 [ 40.610211][ T285] ? find_held_lock+0x2c/0x110 [ 40.610343][ T285] ? __lock_release+0x103/0x460 [ 40.610472][ T285] ? __might_fault+0x11b/0x170 [ 40.610604][ T285] ? __pfx___lock_release+0x10/0x10 [ 40.610731][ T285] ? trace_lock_acquire+0x14d/0x1f0 [ 40.610861][ T285] ? __might_fault+0xc3/0x170 [ 40.610989][ T285] ? lock_acquire+0x32/0xc0 [ 40.611119][ T285] ? fdget+0x52/0x1e0 [ 40.611223][ T285] __sys_sendmsg+0xcd/0x170 [ 40.611353][ T285] ? __pfx___sys_sendmsg+0x10/0x10 [ 40.611481][ T285] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 40.611651][ T285] do_syscall_64+0xc1/0x1d0 [ 40.611782][ T285] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.611945][ T285] RIP: 0033:0x7fbdb4d4d7b7 [ 40.612081][ T285] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 40.612539][ T285] RSP: 002b:00007ffcb1071958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 40.612736][ T285] RAX: ffffffffffffffda RBX: 00007ffcb1072080 RCX: 00007fbdb4d4d7b7 [ 40.612931][ T285] RDX: 0000000000000000 RSI: 00007ffcb10719c0 RDI: 0000000000000005 [ 40.613134][ T285] RBP: 0000000000000002 R08: 0000000000000044 R09: 0000000000000000 [ 40.613330][ T285] R10: 00007fbdb4c06708 R11: 0000000000000246 R12: 00007ffcb10720a0 [ 40.613532][ T285] R13: 000000006729e5c7 R14: 0000000000496600 R15: 00007ffcb1071aa8 [ 40.613735][ T285] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr