[ 1.847159] netdevsim netdevsim1337 eni1337np1: renamed from eth0 [ 1.848295] netdevsim netdevsim1057 eni1057np1: renamed from eth1 [ 1.862290] netdevsim netdevsim5417 eni5417np1: renamed from eth2 [ 13.310800] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 13.310880] #PF: supervisor write access in kernel mode [ 13.310932] #PF: error_code(0x0002) - not-present page [ 13.310981] PGD 326e067 P4D 326e067 PUD 2e6d067 PMD 0 [ 13.311037] Oops: Oops: 0002 [#1] SMP [ 13.311080] CPU: 3 UID: 0 PID: 670 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 13.311174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.311231] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.311300] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 13.311474] RSP: 0018:ffffa36a4073f610 EFLAGS: 00010046 [ 13.311523] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 13.311594] RDX: ffffa36a4073f648 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.311664] RBP: ffffa36a4073f648 R08: ffffffffb7a50fb0 R09: 0000000000000101 [ 13.311736] R10: ffffffffb82080d8 R11: ffffa36a4013cff8 R12: 0000000000000000 [ 13.311809] R13: ffffa36a4073f740 R14: 0000000000000020 R15: 00000000ffffffff [ 13.311882] FS: 00007feeee47a800(0000) GS:ffff8fb487359000(0000) knlGS:0000000000000000 [ 13.311960] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.312028] CR2: 0000000000000000 CR3: 0000000002ee6004 CR4: 0000000000772ef0 [ 13.312103] PKRU: 55555554 [ 13.312127] Call Trace: [ 13.312157] [ 13.312188] __cancel_work+0x29/0xe0 [ 13.312230] ? dev_deactivate_many+0x2c9/0x300 [ 13.312297] __cancel_work_sync+0x16/0x80 [ 13.312334] __dev_close_many+0x113/0x2b0 [ 13.312380] netif_close_many+0x98/0x160 [ 13.312421] unregister_netdevice_many_notify+0x10c/0xaa0 [ 13.312482] rtnl_dellink+0x156/0x350 [ 13.312529] ? virtio_fs_enqueue_req+0x352/0x570 [ 13.312588] ? netdev_run_todo+0x63/0x550 [ 13.312630] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 13.312679] rtnetlink_rcv_msg+0x358/0x400 [ 13.312722] ? get_page_from_freelist+0x15b4/0x1770 [ 13.312780] ? rtnl_calcit.isra.0+0x110/0x110 [ 13.312835] netlink_rcv_skb+0x57/0x100 [ 13.312884] netlink_unicast+0x252/0x380 [ 13.312923] ? __alloc_skb+0xfc/0x1e0 [ 13.312967] netlink_sendmsg+0x1be/0x3e0 [ 13.313006] ____sys_sendmsg+0x132/0x260 [ 13.313042] ? copy_msghdr_from_user+0x6c/0xa0 [ 13.313096] ___sys_sendmsg+0x87/0xd0 [ 13.313138] ? do_wp_page+0x369/0xe90 [ 13.313183] ? ___pte_offset_map+0x1b/0xd0 [ 13.313228] ? __handle_mm_fault+0x4e6/0xe50 [ 13.313283] ? fsnotify_grab_connector+0x48/0x80 [ 13.313339] ? fsnotify_destroy_marks+0x29/0x150 [ 13.313388] __sys_sendmsg+0x71/0xd0 [ 13.313427] do_syscall_64+0xa4/0xfd0 [ 13.313479] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.313535] RIP: 0033:0x7feeee6481d7 [ 13.313576] 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 [ 13.313740] RSP: 002b:00007fff786961a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 13.313816] RAX: ffffffffffffffda RBX: 00007fff786968e0 RCX: 00007feeee6481d7 [ 13.313890] RDX: 0000000000000000 RSI: 00007fff78696210 RDI: 0000000000000005 [ 13.313964] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 13.314040] R10: 00007feeee544510 R11: 0000000000000246 R12: 0000000000000002 [ 13.314112] R13: 00000000691cc89f R14: 0000000000499600 R15: 0000000000000000 [ 13.314184] [ 13.314205] Modules linked in: netdevsim [ 13.314244] CR2: 0000000000000000 [ 13.314284] ---[ end trace 0000000000000000 ]--- [ 13.314334] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.314387] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 13.314555] RSP: 0018:ffffa36a4073f610 EFLAGS: 00010046 [ 13.314607] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 13.314682] RDX: ffffa36a4073f648 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.314763] RBP: ffffa36a4073f648 R08: ffffffffb7a50fb0 R09: 0000000000000101 [ 13.314834] R10: ffffffffb82080d8 R11: ffffa36a4013cff8 R12: 0000000000000000 [ 13.314906] R13: ffffa36a4073f740 R14: 0000000000000020 R15: 00000000ffffffff [ 13.314983] FS: 00007feeee47a800(0000) GS:ffff8fb487359000(0000) knlGS:0000000000000000 [ 13.315061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.315120] CR2: 0000000000000000 CR3: 0000000002ee6004 CR4: 0000000000772ef0 [ 13.315192] PKRU: 55555554 [ 13.315221] note: ip[670] exited with irqs disabled [ 13.315514] ip (670) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr