[ 18.971454][ T246] netconsole: network logging started [ 34.460988][ T233] netconsole selftest: netcons_gGlsh [ 35.871363][ T357] netpoll: netconsole: nsim907 is a slave device, aborting [ 36.330702][ T360] ================================================================== [ 36.331160][ T360] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0 [ 36.331528][ T360] Read of size 1 at addr ffff88800eaba69c by task ip/360 [ 36.331815][ T360] [ 36.331941][ T360] CPU: 2 UID: 0 PID: 360 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full) [ 36.331946][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.331949][ T360] Call Trace: [ 36.331952][ T360] [ 36.331954][ T360] dump_stack_lvl+0x82/0xc0 [ 36.331961][ T360] print_address_description.constprop.0+0x2c/0x3a0 [ 36.331969][ T360] ? kobject_put+0xbb/0xd0 [ 36.331973][ T360] print_report+0xb4/0x270 [ 36.331976][ T360] ? kobject_put+0xbb/0xd0 [ 36.331978][ T360] ? kasan_addr_to_slab+0x21/0x70 [ 36.331981][ T360] ? kobject_put+0xbb/0xd0 [ 36.331984][ T360] kasan_report+0xca/0x100 [ 36.331987][ T360] ? kobject_put+0xbb/0xd0 [ 36.331992][ T360] kobject_put+0xbb/0xd0 [ 36.331995][ T360] netdev_run_todo+0x5f0/0xc60 [ 36.332002][ T360] ? dev_ingress_queue_create+0x190/0x190 [ 36.332005][ T360] ? generic_xdp_install+0x410/0x410 [ 36.332009][ T360] ? unregister_netdevice_many+0x20/0x20 [ 36.332014][ T360] rtnl_dellink+0x350/0xa30 [ 36.332021][ T360] ? valid_bridge_getlink_req.constprop.0+0x640/0x640 [ 36.332041][ T360] ? find_held_lock+0x2b/0x80 [ 36.332048][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.332056][ T360] ? find_held_lock+0x2b/0x80 [ 36.332062][ T360] ? rtnetlink_rcv_msg+0x6e6/0xc00 [ 36.332066][ T360] ? __lock_release+0x5d/0x170 [ 36.332072][ T360] ? valid_bridge_getlink_req.constprop.0+0x640/0x640 [ 36.332077][ T360] rtnetlink_rcv_msg+0x709/0xc00 [ 36.332083][ T360] ? rtnl_port_fill+0x850/0x850 [ 36.332087][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.332094][ T360] netlink_rcv_skb+0x121/0x340 [ 36.332099][ T360] ? rtnl_port_fill+0x850/0x850 [ 36.332103][ T360] ? netlink_ack+0xdd0/0xdd0 [ 36.332109][ T360] ? netlink_deliver_tap+0x13e/0x340 [ 36.332116][ T360] ? netlink_deliver_tap+0xc3/0x340 [ 36.332121][ T360] netlink_unicast+0x4aa/0x780 [ 36.332128][ T360] ? netlink_attachskb+0x810/0x810 [ 36.332133][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.332141][ T360] netlink_sendmsg+0x714/0xbd0 [ 36.332146][ T360] ? netlink_unicast+0x780/0x780 [ 36.332149][ T360] ? __import_iovec+0x230/0x3b0 [ 36.332158][ T360] ? netlink_unicast+0x780/0x780 [ 36.332161][ T360] ____sys_sendmsg+0x3dd/0x890 [ 36.332169][ T360] ? get_timestamp.constprop.0+0x380/0x380 [ 36.332173][ T360] ? __copy_msghdr+0x3c0/0x3c0 [ 36.332178][ T360] ? do_wp_page+0xa70/0x1760 [ 36.332185][ T360] ___sys_sendmsg+0xed/0x170 [ 36.332189][ T360] ? copy_msghdr_from_user+0x110/0x110 [ 36.332192][ T360] ? do_pte_missing+0xec0/0xec0 [ 36.332195][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.332201][ T360] ? __handle_mm_fault+0x3fc/0x5d0 [ 36.332204][ T360] ? __pmd_alloc+0x700/0x700 [ 36.332210][ T360] ? lock_vma_under_rcu+0x2d/0x3d0 [ 36.332213][ T360] ? lock_vma_under_rcu+0x138/0x3d0 [ 36.332217][ T360] __sys_sendmsg+0x10b/0x1a0 [ 36.332219][ T360] ? __sys_sendmsg_sock+0x20/0x20 [ 36.332222][ T360] ? exc_page_fault+0x65/0xd0 [ 36.332231][ T360] ? do_user_addr_fault+0x955/0xe00 [ 36.332238][ T360] ? rcu_is_watching+0x12/0xb0 [ 36.332244][ T360] do_syscall_64+0xc1/0xfd0 [ 36.332248][ T360] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.332253][ T360] RIP: 0033:0x7f9a80dd21d7 [ 36.332260][ T360] Code: 0e 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 [ 36.332263][ T360] RSP: 002b:00007ffdb8de2148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.332268][ T360] RAX: ffffffffffffffda RBX: 00007ffdb8de2880 RCX: 00007f9a80dd21d7 [ 36.332270][ T360] RDX: 0000000000000000 RSI: 00007ffdb8de21b0 RDI: 0000000000000005 [ 36.332272][ T360] RBP: 0000000000000000 R08: 000000000000002c R09: 0000000000000008 [ 36.332274][ T360] R10: 0000000000403668 R11: 0000000000000246 R12: 00007ffdb8de2898 [ 36.332276][ T360] R13: 00000000690de8f8 R14: 0000000000499600 R15: 0000000000000000 [ 36.332283][ T360] [ 36.332284][ T360] [ 36.348071][ T360] Allocated by task 311: [ 36.348239][ T360] kasan_save_stack+0x24/0x40 [ 36.348474][ T360] kasan_save_track+0x14/0x30 [ 36.348684][ T360] __kasan_kmalloc+0x7b/0x90 [ 36.348919][ T360] __kvmalloc_node_noprof+0x2e5/0x8e0 [ 36.349150][ T360] alloc_netdev_mqs+0x7d/0x1310 [ 36.349351][ T360] rtnl_create_link+0xa9e/0xe20 [ 36.349576][ T360] rtnl_newlink_create+0x203/0x8f0 [ 36.349778][ T360] __rtnl_newlink+0x231/0xa30 [ 36.349991][ T360] rtnl_newlink+0x693/0xa60 [ 36.350194][ T360] rtnetlink_rcv_msg+0x709/0xc00 [ 36.350386][ T360] netlink_rcv_skb+0x121/0x340 [ 36.350609][ T360] netlink_unicast+0x4aa/0x780 [ 36.350840][ T360] netlink_sendmsg+0x714/0xbd0 [ 36.351059][ T360] ____sys_sendmsg+0x3dd/0x890 [ 36.351271][ T360] ___sys_sendmsg+0xed/0x170 [ 36.351481][ T360] __sys_sendmsg+0x10b/0x1a0 [ 36.351683][ T360] do_syscall_64+0xc1/0xfd0 [ 36.351903][ T360] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.352173][ T360] [ 36.352274][ T360] Freed by task 360: [ 36.352440][ T360] kasan_save_stack+0x24/0x40 [ 36.352655][ T360] kasan_save_track+0x14/0x30 [ 36.352858][ T360] __kasan_save_free_info+0x3b/0x60 [ 36.353062][ T360] __kasan_slab_free+0x3f/0x60 [ 36.353272][ T360] kfree+0x21d/0x540 [ 36.353450][ T360] device_release+0x9c/0x210 [ 36.353674][ T360] kobject_cleanup+0xfe/0x360 [ 36.353884][ T360] netdev_run_todo+0x81f/0xc60 [ 36.354106][ T360] rtnl_dellink+0x350/0xa30 [ 36.354307][ T360] rtnetlink_rcv_msg+0x709/0xc00 [ 36.354516][ T360] netlink_rcv_skb+0x121/0x340 [ 36.354718][ T360] netlink_unicast+0x4aa/0x780 [ 36.354916][ T360] netlink_sendmsg+0x714/0xbd0 [ 36.355120][ T360] ____sys_sendmsg+0x3dd/0x890 [ 36.355335][ T360] ___sys_sendmsg+0xed/0x170 [ 36.355562][ T360] __sys_sendmsg+0x10b/0x1a0 [ 36.355776][ T360] do_syscall_64+0xc1/0xfd0 [ 36.355985][ T360] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.356270][ T360] [ 36.356372][ T360] The buggy address belongs to the object at ffff88800eaba000 [ 36.356372][ T360] which belongs to the cache kmalloc-8k of size 8192 [ 36.356867][ T360] The buggy address is located 1692 bytes inside of [ 36.356867][ T360] freed 8192-byte region [ffff88800eaba000, ffff88800eabc000) [ 36.357380][ T360] [ 36.357486][ T360] The buggy address belongs to the physical page: [ 36.357733][ T360] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xeab8 [ 36.358112][ T360] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 36.358546][ T360] flags: 0x80000000000040(head|node=0|zone=1) [ 36.358811][ T360] page_type: f5(slab) [ 36.358970][ T360] raw: 0080000000000040 ffff8880010438c0 ffffea0000375010 ffffea00003aac10 [ 36.359343][ T360] raw: 0000000000000000 0000000000010001 00000000f5000000 0000000000000000 [ 36.359701][ T360] head: 0080000000000040 ffff8880010438c0 ffffea0000375010 ffffea00003aac10 [ 36.360068][ T360] head: 0000000000000000 0000000000010001 00000000f5000000 0000000000000000 [ 36.360443][ T360] head: 0080000000000003 ffffea00003aae01 00000000ffffffff 00000000ffffffff [ 36.360826][ T360] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 36.361304][ T360] page dumped because: kasan: bad access detected [ 36.361584][ T360] [ 36.361688][ T360] Memory state around the buggy address: [ 36.361988][ T360] ffff88800eaba580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.362293][ T360] ffff88800eaba600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.362587][ T360] >ffff88800eaba680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.362994][ T360] ^ [ 36.363206][ T360] ffff88800eaba700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.363514][ T360] ffff88800eaba780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.363911][ T360] ================================================================== [ 36.364297][ T360] Disabling lock debugging due to kernel taint [ 36.365186][ T360] ------------[ cut here ]------------ [ 36.365450][ T360] refcount_t: underflow; use-after-free. [ 36.365721][ T360] WARNING: CPU: 2 PID: 360 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0 [ 36.366194][ T360] Modules linked in: netconsole netdevsim [ 36.366476][ T360] CPU: 2 UID: 0 PID: 360 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full) [ 36.366875][ T360] Tainted: [B]=BAD_PAGE [ 36.367064][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.367329][ T360] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0 [ 36.367626][ T360] Code: a2 b5 02 80 fb 01 0f 87 db 6e d8 fe 83 e3 01 0f 85 51 ff ff ff c6 05 c2 a2 b5 02 01 90 48 c7 c7 60 a8 05 ad e8 72 c3 17 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 20 69 a0 ff e9 ba fe ff ff [ 36.368374][ T360] RSP: 0018:ffffc90000ba71f0 EFLAGS: 00010286 [ 36.368654][ T360] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 36.368962][ T360] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001 [ 36.369254][ T360] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff5b3e134 [ 36.369547][ T360] R10: 0000000000000003 R11: ffffc90000ba6d18 R12: 0000000000000001 [ 36.369818][ T360] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100 [ 36.370285][ T360] FS: 00007f9a80c04800(0000) GS:ffff888087481000(0000) knlGS:0000000000000000 [ 36.370655][ T360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.370956][ T360] CR2: 00007f60feac0a20 CR3: 000000000c5dc005 CR4: 0000000000772ef0 [ 36.371393][ T360] PKRU: 55555554 [ 36.371601][ T360] Call Trace: [ 36.371785][ T360] [ 36.371927][ T360] netdev_run_todo+0x5f0/0xc60 [ 36.372152][ T360] ? dev_ingress_queue_create+0x190/0x190 [ 36.372520][ T360] ? generic_xdp_install+0x410/0x410 [ 36.372720][ T360] ? unregister_netdevice_many+0x20/0x20 [ 36.372933][ T360] rtnl_dellink+0x350/0xa30 [ 36.373154][ T360] ? valid_bridge_getlink_req.constprop.0+0x640/0x640 [ 36.373574][ T360] ? find_held_lock+0x2b/0x80 [ 36.373815][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.374022][ T360] ? find_held_lock+0x2b/0x80 [ 36.374220][ T360] ? rtnetlink_rcv_msg+0x6e6/0xc00 [ 36.374557][ T360] ? __lock_release+0x5d/0x170 [ 36.374783][ T360] ? valid_bridge_getlink_req.constprop.0+0x640/0x640 [ 36.375199][ T360] rtnetlink_rcv_msg+0x709/0xc00 [ 36.375552][ T360] ? rtnl_port_fill+0x850/0x850 [ 36.375772][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.375992][ T360] netlink_rcv_skb+0x121/0x340 [ 36.376238][ T360] ? rtnl_port_fill+0x850/0x850 [ 36.376472][ T360] ? netlink_ack+0xdd0/0xdd0 [ 36.376701][ T360] ? netlink_deliver_tap+0x13e/0x340 [ 36.376919][ T360] ? netlink_deliver_tap+0xc3/0x340 [ 36.377154][ T360] netlink_unicast+0x4aa/0x780 [ 36.377519][ T360] ? netlink_attachskb+0x810/0x810 [ 36.377749][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.378045][ T360] netlink_sendmsg+0x714/0xbd0 [ 36.378291][ T360] ? netlink_unicast+0x780/0x780 [ 36.378640][ T360] ? __import_iovec+0x230/0x3b0 [ 36.378874][ T360] ? netlink_unicast+0x780/0x780 [ 36.379098][ T360] ____sys_sendmsg+0x3dd/0x890 [ 36.379336][ T360] ? get_timestamp.constprop.0+0x380/0x380 [ 36.379734][ T360] ? __copy_msghdr+0x3c0/0x3c0 [ 36.380005][ T360] ? do_wp_page+0xa70/0x1760 [ 36.380262][ T360] ___sys_sendmsg+0xed/0x170 [ 36.380511][ T360] ? copy_msghdr_from_user+0x110/0x110 [ 36.380824][ T360] ? do_pte_missing+0xec0/0xec0 [ 36.381041][ T360] ? __lock_acquire+0x449/0x7e0 [ 36.381293][ T360] ? __handle_mm_fault+0x3fc/0x5d0 [ 36.381553][ T360] ? __pmd_alloc+0x700/0x700 [ 36.381894][ T360] ? lock_vma_under_rcu+0x2d/0x3d0 [ 36.382111][ T360] ? lock_vma_under_rcu+0x138/0x3d0 [ 36.382330][ T360] __sys_sendmsg+0x10b/0x1a0 [ 36.382583][ T360] ? __sys_sendmsg_sock+0x20/0x20 [ 36.382929][ T360] ? exc_page_fault+0x65/0xd0 [ 36.383167][ T360] ? do_user_addr_fault+0x955/0xe00 [ 36.383418][ T360] ? rcu_is_watching+0x12/0xb0 [ 36.383677][ T360] do_syscall_64+0xc1/0xfd0 [ 36.384005][ T360] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.384306][ T360] RIP: 0033:0x7f9a80dd21d7 [ 36.384606][ T360] Code: 0e 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 [ 36.385496][ T360] RSP: 002b:00007ffdb8de2148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.385827][ T360] RAX: ffffffffffffffda RBX: 00007ffdb8de2880 RCX: 00007f9a80dd21d7 [ 36.386281][ T360] RDX: 0000000000000000 RSI: 00007ffdb8de21b0 RDI: 0000000000000005 [ 36.386644][ T360] RBP: 0000000000000000 R08: 000000000000002c R09: 0000000000000008 [ 36.387063][ T360] R10: 0000000000403668 R11: 0000000000000246 R12: 00007ffdb8de2898 [ 36.387425][ T360] R13: 00000000690de8f8 R14: 0000000000499600 R15: 0000000000000000 [ 36.387797][ T360] [ 36.388009][ T360] irq event stamp: 64149 [ 36.388310][ T360] hardirqs last enabled at (64149): [] irqentry_exit+0x3b/0x80 [ 36.388674][ T360] hardirqs last disabled at (64148): [] handle_softirqs+0x47f/0x610 [ 36.389139][ T360] softirqs last enabled at (64046): [] handle_softirqs+0x352/0x610 [ 36.389560][ T360] softirqs last disabled at (64037): [] irq_exit_rcu+0xab/0x100 [ 36.389923][ T360] ---[ end trace 0000000000000000 ]--- [ 38.687660][ T233] ------------[ cut here ]------------ [ 38.688035][ T233] kernel BUG at net/core/net-sysfs.c:2246! [ 38.688367][ T233] Oops: invalid opcode: 0000 [#1] SMP KASAN [ 38.688685][ T233] CPU: 0 UID: 0 PID: 233 Comm: bash Tainted: G B W 6.18.0-rc4-virtme #1 PREEMPT(full) [ 38.689111][ T233] Tainted: [B]=BAD_PAGE, [W]=WARN [ 38.689339][ T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.689604][ T233] RIP: 0010:netdev_release+0x6f/0x80 [ 38.689828][ T233] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb d0 fa ff ff e8 9c be cd fe 48 89 ef 5b 5d e9 62 cb cd fe 90 <0f> 0b e8 0a a2 d4 fe eb bc e8 63 a2 d4 fe eb d9 90 f3 0f 1e fa 0f [ 38.690597][ T233] RSP: 0018:ffffc90000a678a8 EFLAGS: 00010297 [ 38.690862][ T233] RAX: 0000000000000000 RBX: ffff888008d52660 RCX: ffffffffacc4cb51 [ 38.691193][ T233] RDX: 1ffff110011aa4c8 RSI: ffffffffad05f0c0 RDI: ffff888008d52640 [ 38.691527][ T233] RBP: ffff888008d52000 R08: 0000000000000001 R09: ffffed10011aa4d3 [ 38.691846][ T233] R10: ffff888008d5269b R11: ffffffffaa4000b0 R12: ffff88800b2a6e00 [ 38.692181][ T233] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100 [ 38.692504][ T233] FS: 00007fe9b248e000(0000) GS:ffff888087381000(0000) knlGS:0000000000000000 [ 38.692907][ T233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.693212][ T233] CR2: 00007fe9b24f04d0 CR3: 000000000b0f6001 CR4: 0000000000772ef0 [ 38.693545][ T233] PKRU: 55555554 [ 38.693707][ T233] Call Trace: [ 38.693881][ T233] [ 38.694007][ T233] device_release+0x9c/0x210 [ 38.694246][ T233] kobject_cleanup+0xfe/0x360 [ 38.694459][ T233] netdev_run_todo+0x5f0/0xc60 [ 38.694678][ T233] ? generic_xdp_install+0x410/0x410 [ 38.694908][ T233] ? kfree+0x21d/0x540 [ 38.695088][ T233] nsim_destroy+0x1da/0x700 [netdevsim] [ 38.695325][ T233] __nsim_dev_port_del+0x17e/0x250 [netdevsim] [ 38.695599][ T233] nsim_dev_reload_destroy+0xdc/0x460 [netdevsim] [ 38.695882][ T233] nsim_drv_remove+0x51/0x1d0 [netdevsim] [ 38.696155][ T233] device_release_driver_internal+0x3bb/0x580 [ 38.696434][ T233] ? klist_put+0xb1/0x170 [ 38.696652][ T233] bus_remove_device+0x1ee/0x3f0 [ 38.696970][ T233] device_del+0x33b/0x8c0 [ 38.697145][ T233] ? __device_link_del+0x3c0/0x3c0 [ 38.697383][ T233] ? kernfs_fop_write_iter+0x207/0x490 [ 38.697606][ T233] device_unregister+0x17/0xa0 [ 38.697812][ T233] del_device_store+0x2f2/0x4f0 [netdevsim] [ 38.698109][ T233] ? sysfs_file_kobj+0xb5/0x1f0 [ 38.698328][ T233] ? rcu_is_watching+0x12/0xb0 [ 38.698550][ T233] ? nsim_bus_dev_numvfs_show+0x60/0x60 [netdevsim] [ 38.698823][ T233] ? sysfs_file_kobj+0xbf/0x1f0 [ 38.699051][ T233] ? sysfs_file_ops+0x120/0x120 [ 38.699273][ T233] kernfs_fop_write_iter+0x2f2/0x490 [ 38.699491][ T233] vfs_write+0xaae/0x12c0 [ 38.699651][ T233] ? kernel_write+0x6b0/0x6b0 [ 38.699871][ T233] ? lock_vma_under_rcu+0x138/0x3d0 [ 38.700091][ T233] ? __handle_mm_fault+0x5d0/0x5d0 [ 38.700302][ T233] ksys_write+0xf7/0x1d0 [ 38.700456][ T233] ? __ia32_sys_read+0xb0/0xb0 [ 38.700676][ T233] ? do_user_addr_fault+0x955/0xe00 [ 38.700896][ T233] do_syscall_64+0xc1/0xfd0 [ 38.701119][ T233] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.701382][ T233] RIP: 0033:0x7fe9b258e257 [ 38.701636][ T233] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 38.702405][ T233] RSP: 002b:00007ffebad7f738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 38.702744][ T233] RAX: ffffffffffffffda RBX: 00007fe9b268a780 RCX: 00007fe9b258e257 [ 38.703078][ T233] RDX: 0000000000000004 RSI: 000055f2ea9d86f0 RDI: 0000000000000001 [ 38.703390][ T233] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007fe9b2640d20 [ 38.703709][ T233] R10: 00007fe9b2640c20 R11: 0000000000000246 R12: 0000000000000004 [ 38.704032][ T233] R13: 000055f2ea9d86f0 R14: 0000000000000004 R15: 00007fe9b26859c0 [ 38.704351][ T233] [ 38.704519][ T233] Modules linked in: netconsole netdevsim [ 38.704815][ T233] ---[ end trace 0000000000000000 ]--- [ 38.705088][ T233] RIP: 0010:netdev_release+0x6f/0x80 [ 38.705320][ T233] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb d0 fa ff ff e8 9c be cd fe 48 89 ef 5b 5d e9 62 cb cd fe 90 <0f> 0b e8 0a a2 d4 fe eb bc e8 63 a2 d4 fe eb d9 90 f3 0f 1e fa 0f [ 38.706188][ T233] RSP: 0018:ffffc90000a678a8 EFLAGS: 00010297 [ 38.706494][ T233] RAX: 0000000000000000 RBX: ffff888008d52660 RCX: ffffffffacc4cb51 [ 38.706829][ T233] RDX: 1ffff110011aa4c8 RSI: ffffffffad05f0c0 RDI: ffff888008d52640 [ 38.707169][ T233] RBP: ffff888008d52000 R08: 0000000000000001 R09: ffffed10011aa4d3 [ 38.707500][ T233] R10: ffff888008d5269b R11: ffffffffaa4000b0 R12: ffff88800b2a6e00 [ 38.707840][ T233] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100 [ 38.708191][ T233] FS: 00007fe9b248e000(0000) GS:ffff888087381000(0000) knlGS:0000000000000000 [ 38.708573][ T233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.708861][ T233] CR2: 00007fe9b24f04d0 CR3: 000000000b0f6001 CR4: 0000000000772ef0 [ 38.709195][ T233] PKRU: 55555554 [ 38.709361][ T233] Kernel panic - not syncing: Fatal exception [ 38.709768][ T233] Kernel Offset: 0x29400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 38.710295][ T233] ---[ end Kernel panic - not syncing: Fatal exception ]--- WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr