[ 11.786619][ T284] veth0: renamed from veth1 [ 12.637452][ T300] br0: port 1(swp1) entered blocking state [ 12.637933][ T300] br0: port 1(swp1) entered disabled state [ 12.638473][ T300] swp1: entered allmulticast mode [ 12.639733][ T300] swp1: entered promiscuous mode [ 12.640336][ T300] [ 12.640425][ T300] ============================================ [ 12.640617][ T300] WARNING: possible recursive locking detected [ 12.640814][ T300] 6.13.0-rc5-virtme #1 Not tainted [ 12.640969][ T300] -------------------------------------------- [ 12.641170][ T300] ip/300 is trying to acquire lock: [ 12.641326][ T300] ffffffffb41f6a70 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 12.641648][ T300] [ 12.641648][ T300] but task is already holding lock: [ 12.641884][ T300] ffffffffb41f6a70 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 12.642201][ T300] [ 12.642201][ T300] other info that might help us debug this: [ 12.642431][ T300] Possible unsafe locking scenario: [ 12.642431][ T300] [ 12.642667][ T300] CPU0 [ 12.642785][ T300] ---- [ 12.642904][ T300] lock((netdev_chain).rwsem); [ 12.643061][ T300] lock((netdev_chain).rwsem); [ 12.643222][ T300] [ 12.643222][ T300] *** DEADLOCK *** [ 12.643222][ T300] [ 12.643452][ T300] May be due to missing lock nesting notation [ 12.643452][ T300] [ 12.643681][ T300] 2 locks held by ip/300: [ 12.643803][ T300] #0: ffffffffb4207e88 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x653/0xa70 [ 12.644115][ T300] #1: ffffffffb41f6a70 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 12.644435][ T300] [ 12.644435][ T300] stack backtrace: [ 12.644629][ T300] CPU: 2 UID: 0 PID: 300 Comm: ip Not tainted 6.13.0-rc5-virtme #1 [ 12.644870][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.645067][ T300] Call Trace: [ 12.645186][ T300] [ 12.645269][ T300] dump_stack_lvl+0x82/0xd0 [ 12.645431][ T300] print_deadlock_bug+0x40a/0x650 [ 12.645595][ T300] validate_chain+0x5bf/0xae0 [ 12.645757][ T300] ? __pfx_validate_chain+0x10/0x10 [ 12.645917][ T300] ? hlock_class+0x4e/0x130 [ 12.646076][ T300] ? mark_lock+0x38/0x3e0 [ 12.646197][ T300] __lock_acquire+0xb9a/0x1680 [ 12.646359][ T300] lock_acquire.part.0+0xeb/0x330 [ 12.646516][ T300] ? blocking_notifier_call_chain+0x50/0x90 [ 12.646715][ T300] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 12.646873][ T300] ? trace_lock_acquire+0x14c/0x1f0 [ 12.647032][ T300] ? lock_acquire+0x32/0xc0 [ 12.647193][ T300] ? blocking_notifier_call_chain+0x50/0x90 [ 12.647393][ T300] down_read+0x9f/0x340 [ 12.647515][ T300] ? blocking_notifier_call_chain+0x50/0x90 [ 12.647713][ T300] ? __pfx_down_read+0x10/0x10 [ 12.647875][ T300] blocking_notifier_call_chain+0x50/0x90 [ 12.648036][ T300] netdev_update_features+0xb0/0xc0 [ 12.648195][ T300] ? __pfx_netdev_update_features+0x10/0x10 [ 12.648394][ T300] vlan_device_event+0x1153/0x2130 [ 12.648556][ T300] ? __pfx_vlan_device_event+0x10/0x10 [ 12.648714][ T300] ? __pfx_br_device_event+0x10/0x10 [ 12.648877][ T300] ? packet_notifier+0x3b0/0x810 [ 12.649037][ T300] notifier_call_chain+0xcd/0x150 [ 12.649197][ T300] blocking_notifier_call_chain+0x66/0x90 [ 12.649354][ T300] netdev_update_features+0xb0/0xc0 [ 12.649511][ T300] ? __pfx_netdev_update_features+0x10/0x10 [ 12.649711][ T300] br_add_if+0x6c5/0x1330 [ 12.649832][ T300] ? rtnl_is_locked+0x15/0x20 [ 12.649994][ T300] ? netdev_master_upper_dev_get+0x13/0x120 [ 12.650190][ T300] do_setlink.constprop.0+0x80e/0x2300 [ 12.650348][ T300] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 12.650545][ T300] ? lock_acquire.part.0+0xeb/0x330 [ 12.650702][ T300] ? rtnl_newlink+0x653/0xa70 [ 12.650861][ T300] ? rtnl_newlink+0xb9/0xa70 [ 12.651016][ T300] ? rtnetlink_rcv_msg+0x712/0xc10 [ 12.651183][ T300] ? __mutex_trylock_common+0xfa/0x260 [ 12.651344][ T300] ? __pfx___mutex_trylock_common+0x10/0x10 [ 12.651541][ T300] ? lock_acquire+0x32/0xc0 [ 12.651697][ T300] ? trace_contention_end+0xef/0x150 [ 12.651856][ T300] ? __mutex_lock+0x190/0xbc0 [ 12.652014][ T300] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 12.652171][ T300] ? rtnl_newlink+0x653/0xa70 [ 12.652329][ T300] ? __pfx___mutex_lock+0x10/0x10 [ 12.652486][ T300] ? __rtnl_newlink+0x3f2/0xa80 [ 12.652643][ T300] rtnl_newlink+0x69c/0xa70 [ 12.652801][ T300] ? __pfx_rtnl_newlink+0x10/0x10 [ 12.652955][ T300] ? find_held_lock+0x2c/0x110 [ 12.653113][ T300] ? __pfx___lock_release+0x10/0x10 [ 12.653268][ T300] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 12.653432][ T300] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 12.653589][ T300] ? __pfx_rtnl_newlink+0x10/0x10 [ 12.653748][ T300] rtnetlink_rcv_msg+0x712/0xc10 [ 12.653907][ T300] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 12.654063][ T300] ? hlock_class+0x4e/0x130 [ 12.654222][ T300] ? mark_lock+0x38/0x3e0 [ 12.654344][ T300] ? __lock_acquire+0xb9a/0x1680 [ 12.654502][ T300] netlink_rcv_skb+0x130/0x360 [ 12.654666][ T300] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 12.654825][ T300] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 12.654987][ T300] ? netlink_deliver_tap+0x13e/0x340 [ 12.655145][ T300] ? netlink_deliver_tap+0xc3/0x340 [ 12.655302][ T300] netlink_unicast+0x44b/0x710 [ 12.655464][ T300] ? __pfx_netlink_unicast+0x10/0x10 [ 12.655621][ T300] ? find_held_lock+0x2c/0x110 [ 12.655782][ T300] netlink_sendmsg+0x723/0xbe0 [ 12.655942][ T300] ? __pfx_netlink_sendmsg+0x10/0x10 [ 12.656102][ T300] ____sys_sendmsg+0x7ac/0xa10 [ 12.656260][ T300] ? __pfx_____sys_sendmsg+0x10/0x10 [ 12.656416][ T300] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 12.656618][ T300] ___sys_sendmsg+0xee/0x170 [ 12.656777][ T300] ? __pfx____sys_sendmsg+0x10/0x10 [ 12.656938][ T300] ? kasan_save_stack+0x34/0x50 [ 12.657099][ T300] ? kasan_save_stack+0x24/0x50 [ 12.657257][ T300] ? __kasan_record_aux_stack+0x8e/0xa0 [ 12.657415][ T300] ? __call_rcu_common.constprop.0+0xa1/0x4b0 [ 12.657612][ T300] ? __x64_sys_close+0x7c/0xd0 [ 12.657770][ T300] ? do_syscall_64+0xc1/0x1d0 [ 12.657928][ T300] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 12.658127][ T300] ? __lock_acquire+0xb9a/0x1680 [ 12.658287][ T300] ? find_held_lock+0x2c/0x110 [ 12.658443][ T300] ? __lock_release+0x103/0x460 [ 12.658600][ T300] ? __virt_addr_valid+0x22b/0x430 [ 12.658764][ T300] ? __pfx___lock_release+0x10/0x10 [ 12.658919][ T300] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 12.659082][ T300] __sys_sendmsg+0x109/0x1a0 [ 12.659240][ T300] ? __pfx___sys_sendmsg+0x10/0x10 [ 12.659396][ T300] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 12.659598][ T300] do_syscall_64+0xc1/0x1d0 [ 12.659757][ T300] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 12.659951][ T300] RIP: 0033:0x7ff790b5c9a7 [ 12.660115][ T300] 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 [ 12.660674][ T300] RSP: 002b:00007fffdc7d2138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 12.660912][ T300] RAX: ffffffffffffffda RBX: 00007fffdc7d2870 RCX: 00007ff790b5c9a7 [ 12.661154][ T300] RDX: 0000000000000000 RSI: 00007fffdc7d21a0 RDI: 0000000000000005 [ 12.661393][ T300] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 12.661630][ T300] R10: 000000000f8e1910 R11: 0000000000000246 R12: 0000000000000004 [ 12.661868][ T300] R13: 0000000067791233 R14: 0000000000498600 R15: 0000000000000000 [ 12.662108][ T300] [ 12.663292][ T300] br0: port 1(swp1) entered blocking state [ 12.663511][ T300] br0: port 1(swp1) entered forwarding state [ 12.884654][ T302] br0: port 2(vx0) entered blocking state [ 12.884961][ T302] br0: port 2(vx0) entered disabled state [ 12.885143][ T302] vx0: entered allmulticast mode [ 12.886080][ T302] vx0: entered promiscuous mode [ 12.886584][ T302] br0: port 2(vx0) entered blocking state [ 12.886766][ T302] br0: port 2(vx0) entered forwarding state [ 13.628291][ T316] br0: port 1(swp1) entered blocking state [ 13.628554][ T316] br0: port 1(swp1) entered disabled state [ 13.628792][ T316] swp1: entered allmulticast mode [ 13.629719][ T316] swp1: entered promiscuous mode [ 13.630699][ T316] br0: port 1(swp1) entered blocking state [ 13.630910][ T316] br0: port 1(swp1) entered forwarding state [ 13.771424][ T318] br0: port 2(vx0) entered blocking state [ 13.772415][ T318] br0: port 2(vx0) entered disabled state [ 13.772689][ T318] vx0: entered allmulticast mode [ 13.774219][ T318] vx0: entered promiscuous mode [ 13.774821][ T318] br0: port 2(vx0) entered blocking state [ 13.775051][ T318] br0: port 2(vx0) entered forwarding state [ 19.337146][ T331] GACT probability NOT on [ 20.240113][ T39] br0: port 1(swp1) entered disabled state [ 21.031730][ T37] br0: port 1(swp1) entered blocking state [ 21.031988][ T37] br0: port 1(swp1) entered forwarding state [ 22.027549][ T37] br0: port 1(swp1) entered disabled state [ 22.802184][ T323] br0: port 1(swp1) entered blocking state [ 22.802416][ T323] br0: port 1(swp1) entered forwarding state [ 24.327253][ T39] br0: port 1(swp1) entered disabled state [ 25.198281][ T11] vx0: left allmulticast mode [ 25.198485][ T11] vx0: left promiscuous mode [ 25.198788][ T11] br0: port 2(vx0) entered disabled state [ 25.199583][ T11] swp1: left allmulticast mode [ 25.199758][ T11] swp1: left promiscuous mode [ 25.200012][ T11] br0: port 1(swp1) entered disabled state [ 25.442511][ T11] vx0: left allmulticast mode [ 25.442718][ T11] vx0: left promiscuous mode [ 25.442992][ T11] br0: port 2(vx0) entered disabled state [ 25.443867][ T11] swp1: left allmulticast mode [ 25.444013][ T11] swp1: left promiscuous mode [ 25.444258][ T11] br0: port 1(swp1) entered disabled state [ 27.116714][ T488] veth0: renamed from veth1 [ 27.737061][ T505] br0: port 1(swp1) entered blocking state [ 27.737300][ T505] br0: port 1(swp1) entered disabled state [ 27.737544][ T505] swp1: entered allmulticast mode [ 27.738513][ T505] swp1: entered promiscuous mode [ 27.739499][ T505] br0: port 1(swp1) entered blocking state [ 27.739728][ T505] br0: port 1(swp1) entered forwarding state [ 27.863496][ T507] br0: port 2(vx0) entered blocking state [ 27.863801][ T507] br0: port 2(vx0) entered disabled state [ 27.863995][ T507] vx0: entered allmulticast mode [ 27.865053][ T507] vx0: entered promiscuous mode [ 27.865448][ T507] br0: port 2(vx0) entered blocking state [ 27.865613][ T507] br0: port 2(vx0) entered forwarding state [ 28.645258][ T520] br0: port 1(swp1) entered blocking state [ 28.645478][ T520] br0: port 1(swp1) entered disabled state [ 28.645691][ T520] swp1: entered allmulticast mode [ 28.646606][ T520] swp1: entered promiscuous mode [ 28.647562][ T520] br0: port 1(swp1) entered blocking state [ 28.647755][ T520] br0: port 1(swp1) entered forwarding state [ 28.768982][ T522] br0: port 2(vx0) entered blocking state [ 28.769255][ T522] br0: port 2(vx0) entered disabled state [ 28.769422][ T522] vx0: entered allmulticast mode [ 28.770908][ T522] vx0: entered promiscuous mode [ 28.771420][ T522] br0: port 2(vx0) entered blocking state [ 28.771579][ T522] br0: port 2(vx0) entered forwarding state [ 35.743720][ T39] br0: port 1(swp1) entered disabled state [ 36.957528][ T323] br0: port 1(swp1) entered blocking state [ 36.957772][ T323] br0: port 1(swp1) entered forwarding state [ 37.962024][ T158] br0: port 1(swp1) entered disabled state [ 39.083762][ T39] br0: port 1(swp1) entered blocking state [ 39.084007][ T39] br0: port 1(swp1) entered forwarding state [ 41.457891][ T37] br0: port 1(swp1) entered disabled state [ 42.738797][ T11] vx0: left allmulticast mode [ 42.739020][ T11] vx0: left promiscuous mode [ 42.739304][ T11] br0: port 2(vx0) entered disabled state [ 42.740257][ T11] swp1: left allmulticast mode [ 42.740427][ T11] swp1: left promiscuous mode [ 42.740685][ T11] br0: port 1(swp1) entered disabled state [ 42.982938][ T11] vx0: left allmulticast mode [ 42.983127][ T11] vx0: left promiscuous mode [ 42.983384][ T11] br0: port 2(vx0) entered disabled state [ 42.984802][ T11] swp1: left allmulticast mode [ 42.984960][ T11] swp1: left promiscuous mode [ 42.985201][ T11] br0: port 1(swp1) entered disabled state [ 44.637578][ T748] veth0: renamed from veth1 [ 45.254402][ T764] br0: port 1(swp1) entered blocking state [ 45.254647][ T764] br0: port 1(swp1) entered disabled state [ 45.260981][ T764] swp1: entered allmulticast mode [ 45.261951][ T764] swp1: entered promiscuous mode [ 45.263614][ T764] br0: port 1(swp1) entered blocking state [ 45.263822][ T764] br0: port 1(swp1) entered forwarding state [ 45.379050][ T766] br0: port 2(vx0) entered blocking state [ 45.379320][ T766] br0: port 2(vx0) entered disabled state [ 45.379495][ T766] vx0: entered allmulticast mode [ 45.380460][ T766] vx0: entered promiscuous mode [ 45.381957][ T766] br0: port 2(vx0) entered blocking state [ 45.382127][ T766] br0: port 2(vx0) entered forwarding state [ 46.117395][ T779] br0: port 1(swp1) entered blocking state [ 46.117625][ T779] br0: port 1(swp1) entered disabled state [ 46.117849][ T779] swp1: entered allmulticast mode [ 46.118812][ T779] swp1: entered promiscuous mode [ 46.119799][ T779] br0: port 1(swp1) entered blocking state [ 46.119986][ T779] br0: port 1(swp1) entered forwarding state [ 46.245798][ T781] br0: port 2(vx0) entered blocking state [ 46.246079][ T781] br0: port 2(vx0) entered disabled state [ 46.246243][ T781] vx0: entered allmulticast mode [ 46.247164][ T781] vx0: entered promiscuous mode [ 46.247544][ T781] br0: port 2(vx0) entered blocking state [ 46.247703][ T781] br0: port 2(vx0) entered forwarding state [ 52.734505][ T39] br0: port 1(swp1) entered disabled state [ 58.233177][ T11] vx0: left allmulticast mode [ 58.233399][ T11] vx0: left promiscuous mode [ 58.233662][ T11] br0: port 2(vx0) entered disabled state [ 58.234543][ T11] swp1: left allmulticast mode [ 58.234711][ T11] swp1: left promiscuous mode [ 58.234956][ T11] br0: port 1(swp1) entered disabled state [ 58.566477][ T11] vx0: left allmulticast mode [ 58.566714][ T11] vx0: left promiscuous mode [ 58.566989][ T11] br0: port 2(vx0) entered disabled state [ 58.567804][ T11] swp1: left allmulticast mode [ 58.567965][ T11] swp1: left promiscuous mode [ 58.568214][ T11] br0: port 1(swp1) entered disabled state [ 60.082607][ T980] veth0: renamed from veth1 [ 60.694352][ T997] br0: port 1(swp1) entered blocking state [ 60.694580][ T997] br0: port 1(swp1) entered disabled state [ 60.695230][ T997] swp1: entered allmulticast mode [ 60.696166][ T997] swp1: entered promiscuous mode [ 60.697142][ T997] br0: port 1(swp1) entered blocking state [ 60.697330][ T997] br0: port 1(swp1) entered forwarding state [ 60.811204][ T999] br0: port 2(vx0) entered blocking state [ 60.811408][ T999] br0: port 2(vx0) entered disabled state [ 60.811574][ T999] vx0: entered allmulticast mode [ 60.812498][ T999] vx0: entered promiscuous mode [ 60.812972][ T999] br0: port 2(vx0) entered blocking state [ 60.813126][ T999] br0: port 2(vx0) entered forwarding state [ 61.568473][ T1012] br0: port 1(swp1) entered blocking state [ 61.568719][ T1012] br0: port 1(swp1) entered disabled state [ 61.568932][ T1012] swp1: entered allmulticast mode [ 61.569873][ T1012] swp1: entered promiscuous mode [ 61.570854][ T1012] br0: port 1(swp1) entered blocking state [ 61.571051][ T1012] br0: port 1(swp1) entered forwarding state [ 61.695235][ T1014] br0: port 2(vx0) entered blocking state [ 61.695505][ T1014] br0: port 2(vx0) entered disabled state [ 61.695680][ T1014] vx0: entered allmulticast mode [ 61.696626][ T1014] vx0: entered promiscuous mode [ 61.697118][ T1014] br0: port 2(vx0) entered blocking state [ 61.697274][ T1014] br0: port 2(vx0) entered forwarding state [ 67.866887][ T323] br0: port 1(swp1) entered disabled state [ 68.929827][ T45] br0: port 1(swp1) entered disabled state [ 75.398476][ T11] vx0: left allmulticast mode [ 75.398699][ T11] vx0: left promiscuous mode [ 75.398964][ T11] br0: port 2(vx0) entered disabled state [ 75.402352][ T11] swp1: left allmulticast mode [ 75.402523][ T11] swp1: left promiscuous mode [ 75.402781][ T11] br0: port 1(swp1) entered disabled state [ 75.641329][ T11] vx0: left allmulticast mode [ 75.641543][ T11] vx0: left promiscuous mode [ 75.641829][ T11] br0: port 2(vx0) entered disabled state [ 75.642592][ T11] swp1: left allmulticast mode [ 75.642774][ T11] swp1: left promiscuous mode [ 75.643015][ T11] br0: port 1(swp1) entered disabled state [ 77.279604][ T1143] veth0: renamed from veth1 [ 77.876163][ T1159] br0: port 1(swp1) entered blocking state [ 77.876399][ T1159] br0: port 1(swp1) entered disabled state [ 77.876607][ T1159] swp1: entered allmulticast mode [ 77.877552][ T1159] swp1: entered promiscuous mode [ 77.878528][ T1159] br0: port 1(swp1) entered blocking state [ 77.878724][ T1159] br0: port 1(swp1) entered forwarding state [ 78.001703][ T1161] br0: port 2(vx0) entered blocking state [ 78.001901][ T1161] br0: port 2(vx0) entered disabled state [ 78.002070][ T1161] vx0: entered allmulticast mode [ 78.003017][ T1161] vx0: entered promiscuous mode [ 78.003486][ T1161] br0: port 2(vx0) entered blocking state [ 78.003640][ T1161] br0: port 2(vx0) entered forwarding state [ 78.744937][ T1174] br0: port 1(swp1) entered blocking state [ 78.745164][ T1174] br0: port 1(swp1) entered disabled state [ 78.745376][ T1174] swp1: entered allmulticast mode [ 78.746308][ T1174] swp1: entered promiscuous mode [ 78.748213][ T1174] br0: port 1(swp1) entered blocking state [ 78.748407][ T1174] br0: port 1(swp1) entered forwarding state [ 78.870989][ T1176] br0: port 2(vx0) entered blocking state [ 78.871201][ T1176] br0: port 2(vx0) entered disabled state [ 78.871371][ T1176] vx0: entered allmulticast mode [ 78.872333][ T1176] vx0: entered promiscuous mode [ 78.872750][ T1176] br0: port 2(vx0) entered blocking state [ 78.872911][ T1176] br0: port 2(vx0) entered forwarding state [ 84.509273][ T45] br0: port 1(swp1) entered disabled state [ 114.692635][ T11] vx0: left allmulticast mode [ 114.692836][ T11] vx0: left promiscuous mode [ 114.693107][ T11] br0: port 2(vx0) entered disabled state [ 114.694048][ T11] swp1: left allmulticast mode [ 114.694200][ T11] swp1: left promiscuous mode [ 114.694449][ T11] br0: port 1(swp1) entered disabled state [ 114.903178][ T11] vx0: left allmulticast mode [ 114.903379][ T11] vx0: left promiscuous mode [ 114.903646][ T11] br0: port 2(vx0) entered disabled state [ 114.904585][ T11] swp1: left allmulticast mode [ 114.904749][ T11] swp1: left promiscuous mode [ 114.904989][ T11] br0: port 1(swp1) entered disabled state