[ 1.801898] ip (255) used greatest stack depth: 12360 bytes left [ 7.111063] veth1: entered promiscuous mode [ 7.135027] veth1: left promiscuous mode [ 7.135091] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 7.135150] #PF: supervisor write access in kernel mode [ 7.135212] #PF: error_code(0x0002) - not-present page [ 7.135279] PGD 4a62067 P4D 4a62067 PUD 330d067 PMD 0 [ 7.135338] Oops: Oops: 0002 [#1] SMP [ 7.135382] CPU: 0 UID: 0 PID: 294 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 7.135459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.135522] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.135573] 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 [ 7.135713] RSP: 0018:ffffa5af00273610 EFLAGS: 00010046 [ 7.135754] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000001 [ 7.135810] RDX: ffffa5af00273648 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.135865] RBP: ffffa5af00273648 R08: ffffffff9a556a28 R09: 00000000ffffdfff [ 7.135926] R10: ffffffff9a476a40 R11: ffffffff9a526a40 R12: 0000000000000000 [ 7.135997] R13: ffffa5af00273740 R14: 0000000000000020 R15: 00000000ffffffff [ 7.136052] FS: 00007f0e2280d800(0000) GS:ffff97f9e3fda000(0000) knlGS:0000000000000000 [ 7.136130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.136186] CR2: 0000000000000000 CR3: 00000000032f5003 CR4: 0000000000772ef0 [ 7.136240] PKRU: 55555554 [ 7.136258] Call Trace: [ 7.136284] [ 7.136315] __cancel_work+0x29/0xe0 [ 7.136357] __cancel_work_sync+0x16/0x80 [ 7.136390] __dev_close_many+0x11b/0x280 [ 7.136430] netif_close_many+0x98/0x160 [ 7.136462] unregister_netdevice_many_notify+0x1d8/0xa50 [ 7.136527] rtnl_dellink+0x156/0x350 [ 7.136576] ? virtio_fs_enqueue_req+0x352/0x570 [ 7.136639] ? netdev_run_todo+0x63/0x550 [ 7.136690] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 7.136751] rtnetlink_rcv_msg+0x358/0x400 [ 7.136794] ? get_page_from_freelist+0x15b4/0x1770 [ 7.136857] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.136914] netlink_rcv_skb+0x57/0x100 [ 7.136957] netlink_unicast+0x252/0x380 [ 7.136993] ? __alloc_skb+0xfc/0x1e0 [ 7.137029] netlink_sendmsg+0x1be/0x3e0 [ 7.137057] ____sys_sendmsg+0x132/0x260 [ 7.137091] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.137138] ___sys_sendmsg+0x87/0xd0 [ 7.137192] ? do_wp_page+0x369/0xe90 [ 7.137243] ? ___pte_offset_map+0x1b/0xd0 [ 7.137289] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 7.137332] ? fsnotify_grab_connector+0x48/0x80 [ 7.137381] ? fsnotify_destroy_marks+0x29/0x150 [ 7.137422] __sys_sendmsg+0x71/0xd0 [ 7.137463] do_syscall_64+0xa4/0xfd0 [ 7.137509] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.137549] RIP: 0033:0x7f0e229db1d7 [ 7.137583] 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 [ 7.137716] RSP: 002b:00007fff84d72658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.137776] RAX: ffffffffffffffda RBX: 00007fff84d72d80 RCX: 00007f0e229db1d7 [ 7.137836] RDX: 0000000000000000 RSI: 00007fff84d726c0 RDI: 0000000000000005 [ 7.137894] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078 [ 7.137955] R10: 00007f0e228d7f60 R11: 0000000000000246 R12: 0000000000000001 [ 7.138017] R13: 00000000691cb903 R14: 0000000000499600 R15: 0000000000000000 [ 7.138081] [ 7.138103] Modules linked in: macvlan veth [ 7.138139] CR2: 0000000000000000 [ 7.138171] ---[ end trace 0000000000000000 ]--- [ 7.138220] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.138272] 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 [ 7.138407] RSP: 0018:ffffa5af00273610 EFLAGS: 00010046 [ 7.138470] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000001 [ 7.138553] RDX: ffffa5af00273648 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.138624] RBP: ffffa5af00273648 R08: ffffffff9a556a28 R09: 00000000ffffdfff [ 7.138677] R10: ffffffff9a476a40 R11: ffffffff9a526a40 R12: 0000000000000000 [ 7.138749] R13: ffffa5af00273740 R14: 0000000000000020 R15: 00000000ffffffff [ 7.138815] FS: 00007f0e2280d800(0000) GS:ffff97f9e3fda000(0000) knlGS:0000000000000000 [ 7.138901] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.138959] CR2: 0000000000000000 CR3: 00000000032f5003 CR4: 0000000000772ef0 [ 7.139024] PKRU: 55555554 [ 7.139050] note: ip[294] exited with irqs disabled [ 7.139279] ip (294) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr