make -C tools/testing/selftests TARGETS=drivers/net/netdevsim TEST_PROGS=ppeer.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-14/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-14/tools/testing/selftests/drivers/net/netdevsim' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-14/tools/testing/selftests/drivers/net/netdevsim' make[1]: Entering directory '/home/virtme/testing-14/tools/testing/selftests/drivers/net/netdevsim' TAP version 13 1..1 # overriding timeout to 2400 # selftests: drivers/net/netdevsim: peer.sh [ 1288.356862][T11435] netdevsim netdevsim720 eni720np1: renamed from eth1 [ 1288.455008][T11436] netdevsim netdevsim739 eni739np1: renamed from eth0 [ 1291.317674][T11429] Could not find device with ifindex 2000 in netnsfd 11 [ 1291.318976][T11429] Could not find netns with fd: 2000 [ 1291.320026][T11429] Cannot link a netdevsim to itself [ 1291.321375][T11429] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint). ok 1 selftests: drivers/net/netdevsim: peer.sh make[1]: Leaving directory '/home/virtme/testing-14/tools/testing/selftests/drivers/net/netdevsim' [ 1293.325589][ T71] ref_tracker: net notrefcnt@ffff888007ea9978 has 1/2 users at [ 1293.325589][ T71] sk_alloc+0x5a9/0x680 [ 1293.325589][ T71] inet6_create.part.0+0x293/0x1010 [ 1293.325589][ T71] __sock_create+0x232/0x5c0 [ 1293.325589][ T71] inet_ctl_sock_create+0x7b/0x200 [ 1293.325589][ T71] igmp6_net_init+0x37/0x410 [ 1293.325589][ T71] ops_init+0x9b/0x560 [ 1293.325589][ T71] setup_net+0x575/0xc30 [ 1293.325589][ T71] copy_net_ns+0x40d/0x5d0 [ 1293.325589][ T71] create_new_namespaces+0x35f/0x920 [ 1293.325589][ T71] unshare_nsproxy_namespaces+0x8e/0x130 [ 1293.325589][ T71] ksys_unshare+0x2b3/0x680 [ 1293.325589][ T71] __x64_sys_unshare+0x31/0x40 [ 1293.325589][ T71] do_syscall_64+0xc9/0x1e0 [ 1293.325589][ T71] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 1293.325589][ T71] [ 1293.329639][ T71] ref_tracker: net notrefcnt@ffff888007ea9978 has 1/2 users at [ 1293.329639][ T71] sk_alloc+0x5a9/0x680 [ 1293.329639][ T71] inet6_create.part.0+0x293/0x1010 [ 1293.329639][ T71] __sock_create+0x232/0x5c0 [ 1293.329639][ T71] inet_ctl_sock_create+0x7b/0x200 [ 1293.329639][ T71] ndisc_net_init+0x82/0x200 [ 1293.329639][ T71] ops_init+0x9b/0x560 [ 1293.329639][ T71] setup_net+0x575/0xc30 [ 1293.329639][ T71] copy_net_ns+0x40d/0x5d0 [ 1293.329639][ T71] create_new_namespaces+0x35f/0x920 [ 1293.329639][ T71] unshare_nsproxy_namespaces+0x8e/0x130 [ 1293.329639][ T71] ksys_unshare+0x2b3/0x680 [ 1293.329639][ T71] __x64_sys_unshare+0x31/0x40 [ 1293.329639][ T71] do_syscall_64+0xc9/0x1e0 [ 1293.329639][ T71] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 1293.329639][ T71] [ 1293.334450][ T71] ------------[ cut here ]------------ [ 1293.334965][ T71] WARNING: CPU: 0 PID: 71 at lib/ref_tracker.c:179 ref_tracker_dir_exit+0x398/0x6a0 [ 1293.335699][ T71] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim] [ 1293.336425][ T71] CPU: 0 PID: 71 Comm: kworker/u8:1 Not tainted 6.8.0-rc3-virtme #1 [ 1293.337009][ T71] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1293.337869][ T71] Workqueue: netns cleanup_net [ 1293.338270][ T71] RIP: 0010:ref_tracker_dir_exit+0x398/0x6a0 [ 1293.338722][ T71] Code: 38 00 0f 85 58 02 00 00 49 8b 04 24 4d 89 e6 4c 39 e5 0f 85 2a ff ff ff 48 8b 1c 24 48 8b 74 24 10 48 89 df e8 a9 11 88 01 90 <0f> 0b 90 48 8d 6b 4c be 04 00 00 00 48 89 ef e8 94 c2 95 ff 48 89 [ 1293.340061][ T71] RSP: 0018:ffffc9000051fb60 EFLAGS: 00010286 [ 1293.340538][ T71] RAX: 0000000000000002 RBX: ffff888007ea9978 RCX: 1ffffffff2ad157d [ 1293.341050][ T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff92267ef1 [ 1293.341577][ T71] RBP: ffff888007ea99d0 R08: 0000000000000001 R09: fffffbfff2ac9687 [ 1293.342100][ T71] R10: ffffffff9564b43f R11: ffffc9000051f7a1 R12: ffff888007ea99d0 [ 1293.342608][ T71] R13: dead000000000100 R14: ffff888007ea99d0 R15: dffffc0000000000 [ 1293.343088][ T71] FS: 0000000000000000(0000) GS:ffff888035200000(0000) knlGS:0000000000000000 [ 1293.343550][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1293.343887][ T71] CR2: 00007f5e0b0a9a30 CR3: 0000000012320004 CR4: 0000000000770ef0 [ 1293.344345][ T71] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1293.344782][ T71] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1293.345196][ T71] PKRU: 55555554 [ 1293.345422][ T71] Call Trace: [ 1293.345633][ T71] [ 1293.345843][ T71] ? __warn+0xcd/0x2d0 [ 1293.346107][ T71] ? ref_tracker_dir_exit+0x398/0x6a0 [ 1293.346405][ T71] ? report_bug+0x291/0x2e0 [ 1293.346731][ T71] ? handle_bug+0x3d/0x80 [ 1293.347032][ T71] ? exc_invalid_op+0x18/0x50 [ 1293.347378][ T71] ? asm_exc_invalid_op+0x1a/0x20 [ 1293.347748][ T71] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 1293.348174][ T71] ? ref_tracker_dir_exit+0x398/0x6a0 [ 1293.348566][ T71] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 1293.348968][ T71] ? kfree+0xf2/0x2d0 [ 1293.349273][ T71] net_free+0x62/0x90 [ 1293.349557][ T71] cleanup_net+0x6f3/0xa20 [ 1293.349874][ T71] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1293.350287][ T71] ? __pfx_cleanup_net+0x10/0x10 [ 1293.350644][ T71] ? lock_acquire+0x1c1/0x220 [ 1293.350968][ T71] ? process_one_work+0x714/0x1310 [ 1293.351350][ T71] process_one_work+0x78c/0x1310 [ 1293.351775][ T71] ? hlock_class+0x4e/0x130 [ 1293.352100][ T71] ? __pfx_process_one_work+0x10/0x10 [ 1293.352553][ T71] ? assign_work+0x16c/0x240 [ 1293.352931][ T71] worker_thread+0x73d/0x1010 [ 1293.353321][ T71] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 1293.353809][ T71] ? __pfx_worker_thread+0x10/0x10 [ 1293.354230][ T71] ? __pfx_worker_thread+0x10/0x10 [ 1293.354587][ T71] kthread+0x28f/0x360 make: Leaving di[ 1293.354876][ T71] ? __pfx_kthread+0x10/0x10 rectory '/home/v[ 1293.355299][ T71] ret_from_fork+0x31/0x70 irtme/testing-14[ 1293.355661][ T71] ? __pfx_kthread+0x10/0x10 /tools/testing/s[ 1293.356034][ T71] ret_from_fork_asm+0x1b/0x30 elftests'[ 1293.356471][ T71] [ 1293.356702][ T71] irq event stamp: 329843 [ 1293.357046][ T71] hardirqs last enabled at (329853): [] console_unlock+0x232/0x260 [ 1293.357561][ T71] hardirqs last disabled at (329864): [] console_unlock+0x217/0x260 [ 1293.358048][ T71] softirqs last enabled at (329220): [] __do_softirq+0x519/0x7ff [ 1293.358533][ T71] softirqs last disabled at (329177): [] irq_exit_rcu+0x98/0xc0 [ 1293.359002][ T71] ---[ end trace 0000000000000000 ]--- xx__-> echo $? 0 xx__->