[ 2.223070] ip (260) used greatest stack depth: 12136 bytes left [ 2.550494] eth0: renamed from r1h1 [ 2.588541] eth1: renamed from r1h2 [ 5.219436] ------------[ cut here ]------------ [ 5.219525] refcount_t: underflow; use-after-free. [ 5.219605] WARNING: CPU: 0 PID: 67 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 5.219717] Modules linked in: [ 5.219766] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5.219878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5.219956] Workqueue: netns cleanup_net [ 5.220011] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 5.220083] Code: a7 e8 e8 54 ba ff 90 0f 0b 90 90 c3 80 3d 00 e6 2b 01 00 75 89 c6 05 f7 e5 2b 01 01 90 48 c7 c7 f8 48 b5 a7 e8 c5 54 ba ff 90 <0f> 0b 90 90 c3 80 3d db e5 2b 01 00 0f 85 62 ff ff ff c6 05 ce e5 [ 5.220299] RSP: 0018:ffffaf7d80257d50 EFLAGS: 00010286 [ 5.220366] RAX: 0000000000000000 RBX: ffffaf7d80257d60 RCX: 00000000ffffdfff [ 5.220464] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 5.220553] RBP: ffffaf7d80257858 R08: ffffffffa835ba28 R09: 00000000ffffdfff [ 5.220640] R10: ffffffffa827ba40 R11: ffffffffa832ba40 R12: dead000000000122 [ 5.220733] R13: 00000000fffb7ff3 R14: 0000000000000001 R15: ffff9f8bc51c5000 [ 5.220821] FS: 0000000000000000(0000) GS:ffff9f8c56191000(0000) knlGS:0000000000000000 [ 5.220923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.221004] CR2: 00007fa4d3f83600 CR3: 0000000001b64004 CR4: 0000000000772ef0 [ 5.221092] PKRU: 55555554 [ 5.221118] Call Trace: [ 5.221153] [ 5.221190] netdev_run_todo+0x21a/0x550 [ 5.221248] ops_undo_list+0x1e3/0x1f0 [ 5.221304] cleanup_net+0x1b7/0x300 [ 5.221361] process_one_work+0x162/0x380 [ 5.221431] worker_thread+0x299/0x3c0 [ 5.221486] ? rescuer_thread+0x4c0/0x4c0 [ 5.221541] kthread+0x101/0x1f0 [ 5.221597] ? kthreads_online_cpu+0x110/0x110 [ 5.221658] ? kthreads_online_cpu+0x110/0x110 [ 5.221720] ret_from_fork+0x11c/0x140 [ 5.221774] ? kthreads_online_cpu+0x110/0x110 [ 5.221835] ret_from_fork_asm+0x11/0x20 [ 5.221891] [ 5.221920] ---[ end trace 0000000000000000 ]--- [ 5.868554] eth0: renamed from r1h1 [ 5.906623] eth1: renamed from r1h2 [ 9.170506] eth0: renamed from r1h1 [ 9.205539] eth1: renamed from r1h2 [ 12.430489] eth0: renamed from r1h1 [ 12.462494] eth1: renamed from r1h2 [ 15.703559] eth0: renamed from r1h1 [ 15.740546] eth1: renamed from r1h2 [ 20.003520] eth0: renamed from r1h1 [ 20.036490] eth1: renamed from r1h2 [ 24.422550] eth0: renamed from r1h1 [ 24.456544] eth0: renamed from r2h1 [ 24.495584] eth1: renamed from r1h2 [ 24.533537] eth1: renamed from r2h2 [ 24.598201] br0: port 1(eth0) entered blocking state [ 24.598291] br0: port 1(eth0) entered disabled state [ 24.598369] eth0: entered allmulticast mode [ 24.598464] eth0: entered promiscuous mode [ 24.598658] br0: port 1(eth0) entered blocking state [ 24.598730] br0: port 1(eth0) entered forwarding state [ 24.611516] br0: port 2(eth1) entered blocking state [ 24.611595] br0: port 2(eth1) entered disabled state [ 24.611651] eth1: entered allmulticast mode [ 24.611751] eth1: entered promiscuous mode [ 24.611903] br0: port 2(eth1) entered blocking state [ 24.611959] br0: port 2(eth1) entered forwarding state [ 24.703942] br0: port 1(eth0) entered blocking state [ 24.704016] br0: port 1(eth0) entered disabled state [ 24.704082] eth0: entered allmulticast mode [ 24.704169] eth0: entered promiscuous mode [ 24.716369] br0: port 2(eth1) entered blocking state [ 24.716459] br0: port 2(eth1) entered disabled state [ 24.716522] eth1: entered allmulticast mode [ 24.716607] eth1: entered promiscuous mode [ 24.716714] br0: port 2(eth1) entered blocking state [ 24.716772] br0: port 2(eth1) entered forwarding state [ 25.712440] br0: port 1(eth0) entered blocking state [ 25.712620] br0: port 1(eth0) entered forwarding state [ 26.365942] eth1: left allmulticast mode [ 26.366018] eth1: left promiscuous mode [ 26.366077] br0: port 2(eth1) entered disabled state [ 26.366286] eth0: left allmulticast mode [ 26.366352] eth0: left promiscuous mode [ 26.366414] br0: port 1(eth0) entered disabled state [ 26.411065] eth1: left allmulticast mode [ 26.411136] eth1: left promiscuous mode [ 26.411202] br0: port 2(eth1) entered disabled state [ 26.411389] eth0: left allmulticast mode [ 26.411430] eth0: left promiscuous mode [ 26.411471] br0: port 1(eth0) entered disabled state [ 27.157558] eth0: renamed from r1h1 [ 27.192537] eth0: renamed from r2h1 [ 27.227569] eth1: renamed from r1h2 [ 27.262529] eth1: renamed from r2h2 [ 27.321269] br0: port 1(eth0) entered blocking state [ 27.321359] br0: port 1(eth0) entered disabled state [ 27.321411] eth0: entered allmulticast mode [ 27.321485] eth0: entered promiscuous mode [ 27.321587] br0: port 1(eth0) entered blocking state [ 27.321670] br0: port 1(eth0) entered forwarding state [ 27.331876] br0: port 2(eth1) entered blocking state [ 27.331942] br0: port 2(eth1) entered disabled state [ 27.331993] eth1: entered allmulticast mode [ 27.332065] eth1: entered promiscuous mode [ 27.332175] br0: port 2(eth1) entered blocking state [ 27.332228] br0: port 2(eth1) entered forwarding state [ 27.404619] br0: port 1(eth0) entered blocking state [ 27.404693] br0: port 1(eth0) entered disabled state [ 27.404746] eth0: entered allmulticast mode [ 27.404819] eth0: entered promiscuous mode [ 27.415464] br0: port 2(eth1) entered blocking state [ 27.415535] br0: port 2(eth1) entered disabled state [ 27.415589] eth1: entered allmulticast mode [ 27.415654] eth1: entered promiscuous mode [ 27.415730] br0: port 2(eth1) entered blocking state [ 27.415774] br0: port 2(eth1) entered forwarding state [ 27.728378] br0: port 1(eth0) entered blocking state [ 27.728454] br0: port 1(eth0) entered forwarding state [ 29.903256] eth1: left allmulticast mode [ 29.903404] eth1: left promiscuous mode [ 29.903526] br0: port 2(eth1) entered disabled state [ 29.903695] eth0: left allmulticast mode [ 29.903771] eth0: left promiscuous mode [ 29.903840] br0: port 1(eth0) entered disabled state [ 29.955991] eth1: left allmulticast mode [ 29.956134] eth1: left promiscuous mode [ 29.956257] br0: port 2(eth1) entered disabled state [ 29.956454] eth0: left allmulticast mode [ 29.956543] eth0: left promiscuous mode [ 29.956620] br0: port 1(eth0) entered disabled state [ 30.604551] eth0: renamed from r1h1 [ 30.640499] eth1: renamed from r1h2 [ 34.003596] eth0: renamed from r1h1 [ 34.038567] eth1: renamed from r1h2 [ 37.443568] eth0: renamed from r1h1 [ 37.482570] eth1: renamed from r1h2 [ 40.770562] eth0: renamed from r1h1 [ 40.803549] eth1: renamed from r1h2 [ 44.193497] eth0: renamed from r1h1 [ 44.226537] eth1: renamed from r1h2 [ 48.520516] eth0: renamed from r1h1 [ 48.557528] eth0: renamed from r2h1 [ 48.592520] eth1: renamed from r1h2 [ 48.623517] eth1: renamed from r2h2 [ 48.681998] br0: port 1(eth0) entered blocking state [ 48.682077] br0: port 1(eth0) entered disabled state [ 48.682160] eth0: entered allmulticast mode [ 48.682252] eth0: entered promiscuous mode [ 48.682420] br0: port 1(eth0) entered blocking state [ 48.682498] br0: port 1(eth0) entered forwarding state [ 48.693670] br0: port 2(eth1) entered blocking state [ 48.693754] br0: port 2(eth1) entered disabled state [ 48.693810] eth1: entered allmulticast mode [ 48.693899] eth1: entered promiscuous mode [ 48.694035] br0: port 2(eth1) entered blocking state [ 48.694092] br0: port 2(eth1) entered forwarding state [ 48.775943] br0: port 1(eth0) entered blocking state [ 48.776062] br0: port 1(eth0) entered disabled state [ 48.776143] eth0: entered allmulticast mode [ 48.776251] eth0: entered promiscuous mode [ 48.788095] br0: port 2(eth1) entered blocking state [ 48.788178] br0: port 2(eth1) entered disabled state [ 48.788243] eth1: entered allmulticast mode [ 48.788339] eth1: entered promiscuous mode [ 48.788461] br0: port 2(eth1) entered blocking state [ 48.788520] br0: port 2(eth1) entered forwarding state [ 48.794376] br0: port 1(eth0) entered blocking state [ 48.794465] br0: port 1(eth0) entered forwarding state [ 51.331821] eth1: left allmulticast mode [ 51.331902] eth1: left promiscuous mode [ 51.331971] br0: port 2(eth1) entered disabled state [ 51.332150] eth0: left allmulticast mode [ 51.332206] eth0: left promiscuous mode [ 51.332263] br0: port 1(eth0) entered disabled state [ 51.381575] eth1: left allmulticast mode [ 51.381659] eth1: left promiscuous mode [ 51.381730] br0: port 2(eth1) entered disabled state [ 51.382008] eth0: left allmulticast mode [ 51.382056] eth0: left promiscuous mode [ 51.382119] br0: port 1(eth0) entered disabled state [ 52.134546] eth0: renamed from r1h1 [ 52.164512] eth0: renamed from r2h1 [ 52.197504] eth1: renamed from r1h2 [ 52.227501] eth1: renamed from r2h2 [ 52.287947] br0: port 1(eth0) entered blocking state [ 52.288028] br0: port 1(eth0) entered disabled state [ 52.288092] eth0: entered allmulticast mode [ 52.288169] eth0: entered promiscuous mode [ 52.288320] br0: port 1(eth0) entered blocking state [ 52.288385] br0: port 1(eth0) entered forwarding state [ 52.300025] br0: port 2(eth1) entered blocking state [ 52.300134] br0: port 2(eth1) entered disabled state [ 52.300185] eth1: entered allmulticast mode [ 52.300271] eth1: entered promiscuous mode [ 52.300420] br0: port 2(eth1) entered blocking state [ 52.300481] br0: port 2(eth1) entered forwarding state [ 52.384575] br0: port 1(eth0) entered blocking state [ 52.384654] br0: port 1(eth0) entered disabled state [ 52.384708] eth0: entered allmulticast mode [ 52.384796] eth0: entered promiscuous mode [ 52.396079] br0: port 2(eth1) entered blocking state [ 52.396155] br0: port 2(eth1) entered disabled state [ 52.396211] eth1: entered allmulticast mode [ 52.396300] eth1: entered promiscuous mode [ 52.396430] br0: port 2(eth1) entered blocking state [ 52.396486] br0: port 2(eth1) entered forwarding state [ 53.361403] br0: port 1(eth0) entered blocking state [ 53.361559] br0: port 1(eth0) entered forwarding state [ 54.917953] eth1: left allmulticast mode [ 54.918031] eth1: left promiscuous mode [ 54.918106] br0: port 2(eth1) entered disabled state [ 54.918357] eth0: left allmulticast mode [ 54.918420] eth0: left promiscuous mode [ 54.918471] br0: port 1(eth0) entered disabled state [ 54.970737] eth1: left allmulticast mode [ 54.970892] eth1: left promiscuous mode [ 54.970991] br0: port 2(eth1) entered disabled state [ 54.971426] eth0: left allmulticast mode [ 54.971513] eth0: left promiscuous mode [ 54.971608] br0: port 1(eth0) entered disabled state