make -C tools/testing/selftests TARGETS=net/forwarding TEST_PROGS=vxlan_syymmetric.sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-4/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding' TAP version 13 1..1 # timeout set to 10800 # selftests: net/forwarding: vxlan_symmetric.sh [ 3829.391428][T12767] br1: port 1(vx10) entered blocking state [ 3829.391880][T12767] br1: port 1(vx10) entered disabled state [ 3829.392227][T12767] vx10: entered allmulticast mode [ 3829.394335][T12767] vx10: entered promiscuous mode [ 3829.395245][T12767] br1: port 1(vx10) entered blocking state [ 3829.395593][T12767] br1: port 1(vx10) entered forwarding state [ 3830.041537][T12772] br1: port 2(vx20) entered blocking state [ 3830.042026][T12772] br1: port 2(vx20) entered disabled state [ 3830.042371][T12772] vx20: entered allmulticast mode [ 3830.044412][T12772] vx20: entered promiscuous mode [ 3830.045030][T12772] br1: port 2(vx20) entered blocking state [ 3830.045335][T12772] br1: port 2(vx20) entered forwarding state [ 3830.377619][T12774] br1: port 3(veth1) entered blocking state [ 3830.378751][T12774] br1: port 3(veth1) entered disabled state [ 3830.379122][T12774] veth1: entered allmulticast mode [ 3830.381229][T12774] veth1: entered promiscuous mode [ 3830.533468][ T47] br1: port 3(veth1) entered blocking state [ 3830.533898][ T47] br1: port 3(veth1) entered forwarding state [ 3830.848714][T12777] br1: port 4(veth2) entered blocking state [ 3830.849086][T12777] br1: port 4(veth2) entered disabled state [ 3830.849448][T12777] veth2: entered allmulticast mode [ 3830.851541][T12777] veth2: entered promiscuous mode [ 3831.002314][ T47] br1: port 4(veth2) entered blocking state [ 3831.002694][ T47] br1: port 4(veth2) entered forwarding state [ 3831.657564][T12783] br1: port 5(vx4001) entered blocking state [ 3831.657927][T12783] br1: port 5(vx4001) entered disabled state [ 3831.658325][T12783] vx4001: entered allmulticast mode [ 3831.660441][T12783] vx4001: entered promiscuous mode [ 3831.661091][T12783] br1: port 5(vx4001) entered blocking state [ 3831.661457][T12783] br1: port 5(vx4001) entered forwarding state [ 3833.220006][T12794] br1: entered promiscuous mode [ 3833.223723][T12794] br1: left promiscuous mode [ 3833.233313][T12794] br1: entered promiscuous mode [ 3843.612967][T12879] br1: port 1(vx10) entered blocking state [ 3843.613430][T12879] br1: port 1(vx10) entered disabled state [ 3843.613971][T12879] vx10: entered allmulticast mode [ 3843.617404][T12879] vx10: entered promiscuous mode [ 3843.619941][T12879] br1: port 1(vx10) entered blocking state [ 3843.620382][T12879] br1: port 1(vx10) entered forwarding state [ 3844.274251][T12883] br1: port 2(vx20) entered blocking state [ 3844.274601][T12883] br1: port 2(vx20) entered disabled state [ 3844.275149][T12883] vx20: entered allmulticast mode [ 3844.277218][T12883] vx20: entered promiscuous mode [ 3844.277841][T12883] br1: port 2(vx20) entered blocking state [ 3844.278151][T12883] br1: port 2(vx20) entered forwarding state [ 3844.881446][T12887] br1: port 3(vx4001) entered blocking state [ 3844.881813][T12887] br1: port 3(vx4001) entered disabled state [ 3844.882175][T12887] vx4001: entered allmulticast mode [ 3844.884253][T12887] vx4001: entered promiscuous mode [ 3844.884917][T12887] br1: port 3(vx4001) entered blocking state [ 3844.885237][T12887] br1: port 3(vx4001) entered forwarding state [ 3845.184541][T12889] br1: port 4(w1) entered blocking state [ 3845.184887][T12889] br1: port 4(w1) entered disabled state [ 3845.185230][T12889] w1: entered allmulticast mode [ 3845.187231][T12889] w1: entered promiscuous mode [ 3845.344287][ T194] br1: port 4(w1) entered blocking state [ 3845.344648][ T194] br1: port 4(w1) entered forwarding state [ 3845.642290][T12892] br1: port 5(w3) entered blocking state [ 3845.642620][T12892] br1: port 5(w3) entered disabled state [ 3845.643140][T12892] w3: entered allmulticast mode [ 3845.645203][T12892] w3: entered promiscuous mode [ 3845.791231][ T47] br1: port 5(w3) entered blocking state [ 3845.791568][ T47] br1: port 5(w3) entered forwarding state [ 3847.194852][T12902] br1: entered promiscuous mode [ 3847.196949][T12902] br1: left promiscuous mode [ 3847.203546][T12902] br1: entered promiscuous mode [ 3848.658307][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3848.660289][ C3] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! # RTNETLINK answers: File exists [ 3848.978617][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3848.979675][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3849.554354][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3853.138980][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3861.330717][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) # TEST: ping: local->local vid 10->vid 20 [ OK ] # TEST: ping: local->remote vid 10->vid 10 [ OK ] # TEST: ping: local->remote vid 20->vid 20 [ OK ] # TEST: ping: local->remote vid 10->vid 20 [ OK ] # TEST: ping: local->remote vid 20->vid 10 [ OK ] [ 3871.124236][ T70] w3: left allmulticast mode [ 3871.124633][ T70] w3: left promiscuous mode [ 3871.125103][ T70] br1: port 5(w3) entered disabled state [ 3871.140831][ T70] w1: left allmulticast mode [ 3871.141132][ T70] w1: left promiscuous mode [ 3871.141589][ T70] br1: port 4(w1) entered disabled state [ 3871.155586][ T70] vx4001: left allmulticast mode [ 3871.155891][ T70] vx4001: left promiscuous mode [ 3871.156295][ T70] br1: port 3(vx4001) entered disabled state [ 3871.170587][ T70] vx20: left allmulticast mode [ 3871.170863][ T70] vx20: left promiscuous mode [ 3871.171305][ T70] br1: port 2(vx20) entered disabled state [ 3871.182427][ T70] vx10: left allmulticast mode [ 3871.182733][ T70] vx10: left promiscuous mode [ 3871.183130][ T70] br1: port 1(vx10) entered disabled state [ 3871.327539][ T70] ================================================================== [ 3871.327985][ T70] BUG: KASAN: slab-use-after-free in vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 3871.328456][ T70] Read of size 8 at addr ffff888009ae0bd0 by task kworker/u8:1/70 [ 3871.328850][ T70] [ 3871.328978][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1 [ 3871.329387][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3871.330005][ T70] Workqueue: netns cleanup_net [ 3871.330259][ T70] Call Trace: [ 3871.330430][ T70] [ 3871.330580][ T70] dump_stack_lvl+0x64/0xb0 [ 3871.330818][ T70] print_address_description.constprop.0+0x2c/0x3b0 [ 3871.331159][ T70] ? vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 3871.331483][ T70] print_report+0xb5/0x270 [ 3871.331710][ T70] ? kasan_addr_to_slab+0x4e/0x90 [ 3871.331967][ T70] kasan_report+0xbe/0xf0 [ 3871.332190][ T70] ? vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 3871.332584][ T70] vxlan_netdevice_event+0x32f/0x340 [vxlan] [ 3871.332944][ T70] ? __pfx_vlan_device_event+0x10/0x10 [8021q] [ 3871.333340][ T70] ? __pfx_vxlan_netdevice_event+0x10/0x10 [vxlan] [ 3871.333738][ T70] ? netconsole_netdev_event+0x1b4/0x300 [ 3871.334060][ T70] notifier_call_chain+0x9a/0x290 [ 3871.334320][ T70] unregister_netdevice_many_notify+0x55a/0x1180 [ 3871.334667][ T70] ? mutex_is_locked+0x17/0x50 [ 3871.334923][ T70] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 3871.335302][ T70] ? vrf_dellink+0x101/0x150 [vrf] [ 3871.335614][ T70] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 3871.335954][ T70] default_device_exit_batch+0x228/0x2c0 [ 3871.336269][ T70] ? __pfx_default_device_exit_batch+0x10/0x10 [ 3871.336618][ T70] ? mutex_is_locked+0x17/0x50 [ 3871.336896][ T70] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 3871.337235][ T70] cleanup_net+0x4f3/0xa20 [ 3871.337464][ T70] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 3871.337777][ T70] ? __pfx_cleanup_net+0x10/0x10 [ 3871.338054][ T70] ? lock_acquire+0x1c1/0x220 [ 3871.338364][ T70] ? process_one_work+0x714/0x1310 [ 3871.338626][ T70] process_one_work+0x78c/0x1310 [ 3871.338890][ T70] ? hlock_class+0x4e/0x130 [ 3871.339166][ T70] ? __pfx_process_one_work+0x10/0x10 [ 3871.339454][ T70] ? assign_work+0x16c/0x240 [ 3871.339698][ T70] worker_thread+0x73d/0x1010 [ 3871.339977][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 3871.340310][ T70] ? __pfx_worker_thread+0x10/0x10 [ 3871.340623][ T70] ? __pfx_worker_thread+0x10/0x10 [ 3871.340883][ T70] kthread+0x28f/0x360 [ 3871.341121][ T70] ? __pfx_kthread+0x10/0x10 [ 3871.341369][ T70] ret_from_fork+0x31/0x70 [ 3871.341628][ T70] ? __pfx_kthread+0x10/0x10 [ 3871.341863][ T70] ret_from_fork_asm+0x1b/0x30 [ 3871.342155][ T70] [ 3871.342314][ T70] [ 3871.342437][ T70] Allocated by task 70: [ 3871.342673][ T70] kasan_save_stack+0x24/0x50 [ 3871.342914][ T70] kasan_save_track+0x14/0x30 [ 3871.343171][ T70] __kasan_kmalloc+0x7f/0x90 [ 3871.343447][ T70] __kmalloc_node_track_caller+0x1fb/0x440 [ 3871.343784][ T70] kmalloc_reserve+0xbc/0x1f0 [ 3871.344026][ T70] __alloc_skb+0xd4/0x280 [ 3871.344268][ T70] inet6_ifinfo_notify+0x7b/0x110 [ 3871.344539][ T70] addrconf_notify+0x5ae/0xd40 [ 3871.344809][ T70] notifier_call_chain+0x9a/0x290 [ 3871.345067][ T70] __dev_notify_flags+0xe6/0x250 [ 3871.345358][ T70] dev_change_flags+0xec/0x160 [ 3871.345639][ T70] cycle_netdev+0xc3/0xf0 [vrf] [ 3871.345892][ T70] vrf_dellink+0xdb/0x150 [vrf] [ 3871.346150][ T70] default_device_exit_batch+0x16a/0x2c0 [ 3871.346485][ T70] cleanup_net+0x4f3/0xa20 [ 3871.346811][ T70] process_one_work+0x78c/0x1310 [ 3871.347063][ T70] worker_thread+0x73d/0x1010 [ 3871.347336][ T70] kthread+0x28f/0x360 [ 3871.347578][ T70] ret_from_fork+0x31/0x70 [ 3871.347807][ T70] ret_from_fork_asm+0x1b/0x30 [ 3871.348096][ T70] [ 3871.348219][ T70] Freed by task 70: [ 3871.348415][ T70] kasan_save_stack+0x24/0x50 [ 3871.348655][ T70] kasan_save_track+0x14/0x30 [ 3871.348895][ T70] kasan_save_free_info+0x3f/0x60 [ 3871.349180][ T70] __kasan_slab_free+0xfc/0x1c0 [ 3871.349499][ T70] kfree+0xf2/0x2d0 [ 3871.349695][ T70] skb_release_data+0x544/0x740 [ 3871.349978][ T70] consume_skb+0xad/0x110 [ 3871.350199][ T70] netlink_broadcast_filtered+0x224/0x340 [ 3871.350522][ T70] nlmsg_notify+0x6e/0x1e0 [ 3871.350778][ T70] addrconf_notify+0x5ae/0xd40 [ 3871.351019][ T70] notifier_call_chain+0x9a/0x290 [ 3871.351302][ T70] __dev_notify_flags+0xe6/0x250 [ 3871.351573][ T70] dev_change_flags+0xec/0x160 [ 3871.351817][ T70] cycle_netdev+0xc3/0xf0 [vrf] [ 3871.352102][ T70] vrf_dellink+0xdb/0x150 [vrf] [ 3871.352391][ T70] default_device_exit_batch+0x16a/0x2c0 [ 3871.352691][ T70] cleanup_net+0x4f3/0xa20 [ 3871.352997][ T70] process_one_work+0x78c/0x1310 [ 3871.353294][ T70] worker_thread+0x73d/0x1010 [ 3871.353533][ T70] kthread+0x28f/0x360 [ 3871.353789][ T70] ret_from_fork+0x31/0x70 [ 3871.354032][ T70] ret_from_fork_asm+0x1b/0x30 [ 3871.354287][ T70] [ 3871.354412][ T70] The buggy address belongs to the object at ffff888009ae0800 [ 3871.354412][ T70] which belongs to the cache kmalloc-2k of size 2048 [ 3871.355176][ T70] The buggy address is located 976 bytes inside of [ 3871.355176][ T70] freed 2048-byte region [ffff888009ae0800, ffff888009ae1000) [ 3871.355929][ T70] [ 3871.356082][ T70] The buggy address belongs to the physical page: [ 3871.356409][ T70] page:ffffea000026b800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x9ae0 [ 3871.356948][ T70] head:ffffea000026b800 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 3871.357433][ T70] flags: 0x80000000000840(slab|head|node=0|zone=1) [ 3871.357792][ T70] page_type: 0xffffffff() [ 3871.358029][ T70] raw: 0080000000000840 ffff888001043540 ffffea00001ab410 ffffea000019f810 [ 3871.358481][ T70] raw: 0000000000000000 0000000000050005 00000001ffffffff 0000000000000000 [ 3871.358944][ T70] page dumped because: kasan: bad access detected [ 3871.359308][ T70] [ 3871.359431][ T70] Memory state around the buggy address: [ 3871.359748][ T70] ffff888009ae0a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3871.360179][ T70] ffff888009ae0b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3871.360626][ T70] >ffff888009ae0b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3871.361071][ T70] ^ [ 3871.361455][ T70] ffff888009ae0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3871.361889][ T70] ffff888009ae0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3871.362362][ T70] ================================================================== [ 3871.363280][ T70] Disabling lock debugging due to kernel taint [ 3871.363688][ T70] general protection fault, probably for non-canonical address 0xed6d696d6d6d6d6d: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 3871.364410][ T70] KASAN: maybe wild-memory-access in range [0x6b6b6b6b6b6b6b68-0x6b6b6b6b6b6b6b6f] [ 3871.364946][ T70] CPU: 3 PID: 70 Comm: kworker/u8:1 Tainted: G B 6.8.0-rc2-virtme #1 [ 3871.365477][ T70] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3871.366190][ T70] Workqueue: netns cleanup_net [ 3871.366497][ T70] RIP: 0010:vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 3871.366881][ T70] Code: 00 00 00 48 b9 00 00 00 00 00 fc ff df 49 89 c0 48 89 44 24 08 49 c1 e8 03 4d 8d 24 08 eb 2c 48 8d 53 30 48 89 d0 48 c1 e8 03 <80> 3c 08 00 0f 85 e0 00 00 00 48 8b 43 30 49 89 dd 48 83 e8 30 49 [ 3871.368001][ T70] RSP: 0018:ffffc9000050f980 EFLAGS: 00010202 [ 3871.368341][ T70] RAX: 0d6d6d6d6d6d6d6d RBX: 6b6b6b6b6b6b6b3b RCX: dffffc0000000000 [ 3871.368849][ T70] RDX: 6b6b6b6b6b6b6b6b RSI: 0000000000000004 RDI: ffff888009ae0c24 [ 3871.369328][ T70] RBP: 1ffff920000a1f33 R08: 1ffff11000bba21a R09: ffffc9000050f9b8 [ 3871.369824][ T70] R10: ffffffffa653ca07 R11: 205d303754202020 R12: ffffed1000bba21a [ 3871.370276][ T70] R13: ffff888009ae0ba0 R14: ffff888007ee1000 R15: ffff888005dd1000 [ 3871.370676][ T70] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 3871.371125][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3871.371459][ T70] CR2: 000056436df17dec CR3: 000000000954e001 CR4: 0000000000770ef0 [ 3871.371863][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3871.372264][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3871.372668][ T70] PKRU: 55555554 [ 3871.372859][ T70] Call Trace: [ 3871.373030][ T70] [ 3871.373181][ T70] ? die_addr+0x41/0xa0 [ 3871.373396][ T70] ? exc_general_protection+0x149/0x220 [ 3871.373684][ T70] ? asm_exc_general_protection+0x26/0x30 [ 3871.373978][ T70] ? vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 3871.374424][ T70] ? __pfx_vxlan_netdevice_event+0x10/0x10 [vxlan] [ 3871.374869][ T70] ? netconsole_netdev_event+0x1b4/0x300 [ 3871.375243][ T70] notifier_call_chain+0x9a/0x290 [ 3871.375563][ T70] unregister_netdevice_many_notify+0x55a/0x1180 [ 3871.375927][ T70] ? mutex_is_locked+0x17/0x50 [ 3871.376245][ T70] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 3871.376637][ T70] ? vrf_dellink+0x101/0x150 [vrf] [ 3871.376904][ T70] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 3871.377258][ T70] default_device_exit_batch+0x228/0x2c0 [ 3871.377575][ T70] ? __pfx_default_device_exit_batch+0x10/0x10 [ 3871.377937][ T70] ? mutex_is_locked+0x17/0x50 [ 3871.378235][ T70] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 3871.378601][ T70] cleanup_net+0x4f3/0xa20 [ 3871.378845][ T70] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 3871.379154][ T70] ? __pfx_cleanup_net+0x10/0x10 [ 3871.379462][ T70] ? lock_acquire+0x1c1/0x220 [ 3871.379700][ T70] ? process_one_work+0x714/0x1310 [ 3871.379963][ T70] process_one_work+0x78c/0x1310 [ 3871.380241][ T70] ? hlock_class+0x4e/0x130 [ 3871.380476][ T70] ? __pfx_process_one_work+0x10/0x10 [ 3871.380792][ T70] ? assign_work+0x16c/0x240 [ 3871.381059][ T70] worker_thread+0x73d/0x1010 [ 3871.381350][ T70] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370 [ 3871.381722][ T70] ? __pfx_worker_thread+0x10/0x10 [ 3871.381998][ T70] ? __pfx_worker_thread+0x10/0x10 [ 3871.382299][ T70] kthread+0x28f/0x360 [ 3871.382508][ T70] ? __pfx_kthread+0x10/0x10 [ 3871.382744][ T70] ret_from_fork+0x31/0x70 [ 3871.383034][ T70] ? __pfx_kthread+0x10/0x10 [ 3871.383304][ T70] ret_from_fork_asm+0x1b/0x30 [ 3871.383594][ T70] [ 3871.383835][ T70] Modules linked in: macvlan vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress ip_gre gre 8021q vrf veth [ 3871.384671][ T70] ---[ end trace 0000000000000000 ]--- [ 3871.385682][ T70] RIP: 0010:vxlan_netdevice_event+0x19e/0x340 [vxlan] [ 3871.386090][ T70] Code: 00 00 00 48 b9 00 00 00 00 00 fc ff df 49 89 c0 48 89 44 24 08 49 c1 e8 03 4d 8d 24 08 eb 2c 48 8d 53 30 48 89 d0 48 c1 e8 03 <80> 3c 08 00 0f 85 e0 00 00 00 48 8b 43 30 49 89 dd 48 83 e8 30 49 [ 3871.387314][ T70] RSP: 0018:ffffc9000050f980 EFLAGS: 00010202 [ 3871.387705][ T70] RAX: 0d6d6d6d6d6d6d6d RBX: 6b6b6b6b6b6b6b3b RCX: dffffc0000000000 [ 3871.388142][ T70] RDX: 6b6b6b6b6b6b6b6b RSI: 0000000000000004 RDI: ffff888009ae0c24 [ 3871.388603][ T70] RBP: 1ffff920000a1f33 R08: 1ffff11000bba21a R09: ffffc9000050f9b8 [ 3871.389053][ T70] R10: ffffffffa653ca07 R11: 205d303754202020 R12: ffffed1000bba21a [ 3871.389546][ T70] R13: ffff888009ae0ba0 R14: ffff888007ee1000 R15: ffff888005dd1000 [ 3871.390051][ T70] FS: 0000000000000000(0000) GS:ffff888035e00000(0000) knlGS:0000000000000000 [ 3871.390588][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3871.391101][ T70] CR2: 000056436df17dec CR3: 000000000954e001 CR4: 0000000000770ef0 [ 3871.391579][ T70] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3871.392084][ T70] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3871.392503][ T70] PKRU: 55555554 [ 3871.392726][ T70] Kernel panic - not syncing: Fatal exception [ 3871.393136][ T70] Kernel Offset: 0x1fe00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 3871.393719][ T70] ---[ end Kernel panic - not syncing: Fatal exception ]--- WAIT TIMEOUT stdout Ctrl-C stdout Ctrl-C stdout WAIT TIMEOUT stdout