[ 26.929974][ T261] ip (261) used greatest stack depth: 24000 bytes left [ 27.243225][ T263] br0: port 1(s0) entered blocking state [ 27.243570][ T263] br0: port 1(s0) entered disabled state [ 27.243835][ T263] s0: entered allmulticast mode [ 27.245032][ T263] s0: entered promiscuous mode [ 27.462825][ T264] bond0: (slave eth0): making interface the new active one [ 27.463412][ T264] bond0: (slave eth0): Enslaving as an active interface with an up link [ 27.464578][ T40] br0: port 1(s0) entered blocking state [ 27.464848][ T40] br0: port 1(s0) entered forwarding state [ 28.247237][ T268] br0: port 2(s1) entered blocking state [ 28.247513][ T268] br0: port 2(s1) entered disabled state [ 28.247702][ T268] s1: entered allmulticast mode [ 28.248813][ T268] s1: entered promiscuous mode [ 28.404771][ T269] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 28.405864][ T79] br0: port 2(s1) entered blocking state [ 28.406018][ T79] br0: port 2(s1) entered forwarding state [ 29.710705][ T277] br0: port 3(c0) entered blocking state [ 29.710953][ T277] br0: port 3(c0) entered disabled state [ 29.711133][ T277] c0: entered allmulticast mode [ 29.712993][ T277] c0: entered promiscuous mode [ 29.861761][ T79] br0: port 3(c0) entered blocking state [ 29.861947][ T79] br0: port 3(c0) entered forwarding state [ 30.704058][ T283] br0: port 4(s2) entered blocking state [ 30.704431][ T283] br0: port 4(s2) entered disabled state [ 30.704617][ T283] s2: entered allmulticast mode [ 30.705824][ T283] s2: entered promiscuous mode [ 30.860502][ T284] bond0: (slave eth2): Enslaving as a backup interface with an up link [ 30.861480][ T79] br0: port 4(s2) entered blocking state [ 30.861636][ T79] br0: port 4(s2) entered forwarding state [ 36.349405][ T289] [ 36.349495][ T289] ===================================== [ 36.349622][ T289] WARNING: bad unlock balance detected! [ 36.349749][ T289] 6.12.0-rc5-virtme #1 Not tainted [ 36.349874][ T289] ------------------------------------- [ 36.350023][ T289] ip/289 is trying to release lock (rtnl_mutex) at: [ 36.350188][ T289] [] __rtnl_unlock+0x69/0xf0 [ 36.350355][ T289] but there are no more locks to release! [ 36.350481][ T289] [ 36.350481][ T289] other info that might help us debug this: [ 36.350665][ T289] no locks held by ip/289. [ 36.350795][ T289] [ 36.350795][ T289] stack backtrace: [ 36.350950][ T289] CPU: 1 UID: 0 PID: 289 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 36.351149][ T289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.351436][ T289] Call Trace: [ 36.351538][ T289] [ 36.351604][ T289] dump_stack_lvl+0x82/0xd0 [ 36.351736][ T289] ? __rtnl_unlock+0x69/0xf0 [ 36.351865][ T289] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 36.351992][ T289] __lock_release+0x2f7/0x460 [ 36.352119][ T289] ? __pfx___lock_release+0x10/0x10 [ 36.352249][ T289] ? __rtnl_unlock+0x69/0xf0 [ 36.352379][ T289] lock_release+0xd7/0x140 [ 36.352507][ T289] __mutex_unlock_slowpath+0x8f/0x3b0 [ 36.352635][ T289] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.352762][ T289] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 36.352923][ T289] ? rtnl_link_ops_get+0x187/0x220 [ 36.353048][ T289] __rtnl_unlock+0x69/0xf0 [ 36.353174][ T289] rtnl_newlink+0x7fd/0xa30 [ 36.353306][ T289] ? __pfx_rtnl_newlink+0x10/0x10 [ 36.353433][ T289] ? find_held_lock+0x2c/0x110 [ 36.353560][ T289] ? __lock_release+0x103/0x460 [ 36.353683][ T289] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 36.353810][ T289] ? __pfx___lock_release+0x10/0x10 [ 36.353939][ T289] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 36.354065][ T289] ? __pfx_rtnl_newlink+0x10/0x10 [ 36.354189][ T289] rtnetlink_rcv_msg+0x712/0xc10 [ 36.354316][ T289] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 36.354443][ T289] ? hlock_class+0x4e/0x130 [ 36.354570][ T289] ? mark_lock+0x38/0x3e0 [ 36.354681][ T289] ? __lock_acquire+0xb3f/0x1580 [ 36.354808][ T289] netlink_rcv_skb+0x130/0x360 [ 36.354935][ T289] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 36.355062][ T289] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 36.355189][ T289] ? netlink_deliver_tap+0x13e/0x340 [ 36.355317][ T289] ? netlink_deliver_tap+0xc3/0x340 [ 36.355444][ T289] netlink_unicast+0x44b/0x710 [ 36.355569][ T289] ? __pfx_netlink_unicast+0x10/0x10 [ 36.355695][ T289] ? find_held_lock+0x2c/0x110 [ 36.355822][ T289] netlink_sendmsg+0x723/0xbe0 [ 36.355951][ T289] ? __pfx_netlink_sendmsg+0x10/0x10 [ 36.356078][ T289] ____sys_sendmsg+0x7ac/0xa10 [ 36.356206][ T289] ? __pfx_____sys_sendmsg+0x10/0x10 [ 36.356337][ T289] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 36.356494][ T289] ? hlock_class+0x4e/0x130 [ 36.356620][ T289] ? validate_chain+0x130/0x9b0 [ 36.356844][ T289] ___sys_sendmsg+0xee/0x170 [ 36.356976][ T289] ? __pfx_validate_chain+0x10/0x10 [ 36.357103][ T289] ? __pfx____sys_sendmsg+0x10/0x10 [ 36.357228][ T289] ? __lock_acquire+0xb3f/0x1580 [ 36.357357][ T289] ? find_held_lock+0x2c/0x110 [ 36.357482][ T289] ? __lock_release+0x103/0x460 [ 36.357604][ T289] ? __might_fault+0x11b/0x170 [ 36.357735][ T289] ? fdget+0x52/0x1e0 [ 36.357828][ T289] ? lock_acquire+0x32/0xc0 [ 36.357954][ T289] __sys_sendmsg+0xcd/0x170 [ 36.358078][ T289] ? __pfx___sys_sendmsg+0x10/0x10 [ 36.358203][ T289] ? rseq_update_cpu_node_id+0xe6/0x140 [ 36.358334][ T289] do_syscall_64+0xc1/0x1d0 [ 36.358463][ T289] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 36.358617][ T289] RIP: 0033:0x7f5ad69a07b7 [ 36.358747][ T289] 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 [ 36.359187][ T289] RSP: 002b:00007ffda1a67088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.359378][ T289] RAX: ffffffffffffffda RBX: 00007ffda1a677c0 RCX: 00007f5ad69a07b7 [ 36.359564][ T289] RDX: 0000000000000000 RSI: 00007ffda1a670f0 RDI: 0000000000000005 [ 36.359748][ T289] RBP: 0000000000000002 R08: 0000000000000040 R09: 0000000000000000 [ 36.359931][ T289] R10: 00007f5ad69efac0 R11: 0000000000000246 R12: 00007ffda1a677d8 [ 36.360119][ T289] R13: 000000006729b78c R14: 0000000000496600 R15: 00007ffda1a671d4 [ 36.360328][ T289] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr [ 247.089371][ T43] INFO: task ip:289 blocked for more than 122 seconds. [ 247.089750][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 247.089885][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.090103][ T43] task:ip state:D stack:25768 pid:289 tgid:289 ppid:237 flags:0x00004006 [ 247.090388][ T43] Call Trace: [ 247.090491][ T43] [ 247.090563][ T43] __schedule+0xa19/0x1dc0 [ 247.090704][ T43] ? __pfx___schedule+0x10/0x10 [ 247.090839][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.090974][ T43] ? trace_lock_release+0x10e/0x180 [ 247.091106][ T43] schedule+0xdf/0x210 [ 247.091208][ T43] schedule_preempt_disabled+0x15/0x30 [ 247.091353][ T43] __mutex_lock+0x634/0xac0 [ 247.091506][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.091639][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 247.091768][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.091902][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.092029][ T43] rtnl_newlink+0x64b/0xa30 [ 247.092162][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.092303][ T43] ? find_held_lock+0x2c/0x110 [ 247.092435][ T43] ? __pfx___lock_release+0x10/0x10 [ 247.092573][ T43] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 247.092701][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.092829][ T43] rtnetlink_rcv_msg+0x712/0xc10 [ 247.092959][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.093091][ T43] ? hlock_class+0x4e/0x130 [ 247.093219][ T43] ? mark_lock+0x38/0x3e0 [ 247.093336][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.093465][ T43] netlink_rcv_skb+0x130/0x360 [ 247.093599][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.093730][ T43] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 247.093862][ T43] ? netlink_deliver_tap+0x13e/0x340 [ 247.093993][ T43] ? netlink_deliver_tap+0xc3/0x340 [ 247.094122][ T43] netlink_unicast+0x44b/0x710 [ 247.094261][ T43] ? __pfx_netlink_unicast+0x10/0x10 [ 247.094387][ T43] ? find_held_lock+0x2c/0x110 [ 247.094516][ T43] netlink_sendmsg+0x723/0xbe0 [ 247.094646][ T43] ? __pfx_netlink_sendmsg+0x10/0x10 [ 247.094782][ T43] ____sys_sendmsg+0x7ac/0xa10 [ 247.094911][ T43] ? __pfx_____sys_sendmsg+0x10/0x10 [ 247.095040][ T43] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 247.095201][ T43] ? hlock_class+0x4e/0x130 [ 247.095346][ T43] ? validate_chain+0x130/0x9b0 [ 247.095477][ T43] ___sys_sendmsg+0xee/0x170 [ 247.095609][ T43] ? __pfx_validate_chain+0x10/0x10 [ 247.095739][ T43] ? __pfx____sys_sendmsg+0x10/0x10 [ 247.095877][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.096009][ T43] ? find_held_lock+0x2c/0x110 [ 247.096140][ T43] ? __lock_release+0x103/0x460 [ 247.096274][ T43] ? __might_fault+0x11b/0x170 [ 247.096408][ T43] ? fdget+0x52/0x1e0 [ 247.096517][ T43] ? lock_acquire+0x32/0xc0 [ 247.096649][ T43] __sys_sendmsg+0xcd/0x170 [ 247.096781][ T43] ? __pfx___sys_sendmsg+0x10/0x10 [ 247.096914][ T43] ? rseq_update_cpu_node_id+0xe6/0x140 [ 247.097051][ T43] do_syscall_64+0xc1/0x1d0 [ 247.097181][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.097351][ T43] RIP: 0033:0x7f5ad69a07b7 [ 247.097489][ T43] RSP: 002b:00007ffda1a67088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.097686][ T43] RAX: ffffffffffffffda RBX: 00007ffda1a677c0 RCX: 00007f5ad69a07b7 [ 247.097879][ T43] RDX: 0000000000000000 RSI: 00007ffda1a670f0 RDI: 0000000000000005 [ 247.098075][ T43] RBP: 0000000000000002 R08: 0000000000000040 R09: 0000000000000000 [ 247.098274][ T43] R10: 00007f5ad69efac0 R11: 0000000000000246 R12: 00007ffda1a677d8 [ 247.098466][ T43] R13: 000000006729b78c R14: 0000000000496600 R15: 00007ffda1a671d4 [ 247.098662][ T43] [ 247.098760][ T43] INFO: lockdep is turned off. WAIT TIMEOUT stderr