[ 2.179746] netdevsim netdevsim8453 eni8453np1: renamed from eth0 [ 2.265259] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.265337] #PF: supervisor write access in kernel mode [ 2.265379] #PF: error_code(0x0002) - not-present page [ 2.265420] PGD 4560067 P4D 4560067 PUD 4561067 PMD 0 [ 2.265468] Oops: Oops: 0002 [#1] SMP [ 2.265504] CPU: 0 UID: 0 PID: 263 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.265585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.265645] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.265705] 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 [ 2.265847] RSP: 0018:ffffba7cc02d36b8 EFLAGS: 00010046 [ 2.265893] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 000000008010000e [ 2.265955] RDX: ffffba7cc02d36f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.266023] RBP: ffffba7cc02d36f0 R08: 0000000000000001 R09: ffffffffa5756300 [ 2.266079] R10: ffff8f1941ba7000 R11: 0000000000000001 R12: 0000000000000000 [ 2.266140] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.266196] FS: 00007f661e54c800(0000) GS:ffff8f19d7f91000(0000) knlGS:0000000000000000 [ 2.266259] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.266311] CR2: 0000000000000000 CR3: 0000000003147003 CR4: 0000000000772ef0 [ 2.266369] PKRU: 55555554 [ 2.266392] Call Trace: [ 2.266412] [ 2.266442] __cancel_work+0x29/0xe0 [ 2.266481] __cancel_work_sync+0x16/0x80 [ 2.266515] __dev_close_many+0x113/0x2b0 [ 2.266566] __dev_change_flags+0xed/0x220 [ 2.266600] netif_change_flags+0x25/0x60 [ 2.266646] do_setlink.constprop.0+0x2fd/0x1170 [ 2.266700] ? __nla_validate_parse+0x5d/0xe70 [ 2.266746] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.266797] rtnl_newlink+0x7fa/0xc00 [ 2.266834] ? virtio_fs_enqueue_req+0x352/0x570 [ 2.266882] ? netdev_run_todo+0x63/0x550 [ 2.266916] ? rtnl_setlink+0x2c0/0x2c0 [ 2.266946] rtnetlink_rcv_msg+0x358/0x400 [ 2.266983] ? get_page_from_freelist+0x15b4/0x1770 [ 2.267026] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.267068] netlink_rcv_skb+0x57/0x100 [ 2.267111] netlink_unicast+0x252/0x380 [ 2.267145] ? __alloc_skb+0xfc/0x1e0 [ 2.267180] netlink_sendmsg+0x1be/0x3e0 [ 2.267215] ____sys_sendmsg+0x132/0x260 [ 2.267249] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.267285] ___sys_sendmsg+0x87/0xd0 [ 2.267319] ? do_wp_page+0x369/0xe90 [ 2.267353] ? ___pte_offset_map+0x1b/0xd0 [ 2.267393] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.267445] ? fsnotify_grab_connector+0x48/0x80 [ 2.267488] ? fsnotify_destroy_marks+0x29/0x150 [ 2.267533] __sys_sendmsg+0x71/0xd0 [ 2.267571] do_syscall_64+0xa4/0xfd0 [ 2.267611] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.267666] RIP: 0033:0x7f661e71a1d7 [ 2.267706] 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 [ 2.267857] RSP: 002b:00007ffd5eaa2418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.267919] RAX: ffffffffffffffda RBX: 00007ffd5eaa2b40 RCX: 00007f661e71a1d7 [ 2.267985] RDX: 0000000000000000 RSI: 00007ffd5eaa2480 RDI: 0000000000000003 [ 2.268046] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 2.268102] R10: 00007f661e616f60 R11: 0000000000000246 R12: 0000000000000003 [ 2.268156] R13: 00000000691cd438 R14: 0000000000499600 R15: 0000000000000000 [ 2.268219] [ 2.268242] Modules linked in: netdevsim psample [ 2.268288] CR2: 0000000000000000 [ 2.268321] ---[ end trace 0000000000000000 ]--- [ 2.268361] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.268409] 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 [ 2.268564] RSP: 0018:ffffba7cc02d36b8 EFLAGS: 00010046 [ 2.268611] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 000000008010000e [ 2.268674] RDX: ffffba7cc02d36f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.268743] RBP: ffffba7cc02d36f0 R08: 0000000000000001 R09: ffffffffa5756300 [ 2.268800] R10: ffff8f1941ba7000 R11: 0000000000000001 R12: 0000000000000000 [ 2.268872] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.268927] FS: 00007f661e54c800(0000) GS:ffff8f19d7f91000(0000) knlGS:0000000000000000 [ 2.268995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.269041] CR2: 0000000000000000 CR3: 0000000003147003 CR4: 0000000000772ef0 [ 2.269105] PKRU: 55555554 [ 2.269123] note: ip[263] exited with irqs disabled [ 2.269317] ip (263) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr