[ 1.758194] ip (253) used greatest stack depth: 12328 bytes left [ 7.058183] veth1: entered promiscuous mode [ 7.081675] veth1: left promiscuous mode [ 7.081756] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 7.081811] #PF: supervisor write access in kernel mode [ 7.081854] #PF: error_code(0x0002) - not-present page [ 7.081895] PGD 2f36067 P4D 2f36067 PUD 4ca7067 PMD 0 [ 7.081939] Oops: Oops: 0002 [#1] SMP [ 7.081973] CPU: 3 UID: 0 PID: 294 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 7.082043] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.082094] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.082150] 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 [ 7.082275] RSP: 0018:ffffa64740497610 EFLAGS: 00010046 [ 7.082330] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000001 [ 7.082383] RDX: ffffa64740497648 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.082445] RBP: ffffa64740497648 R08: 0000000000000000 R09: 0000000000000101 [ 7.082517] R10: ffffffff96408110 R11: 0000000000000001 R12: 0000000000000000 [ 7.082575] R13: ffffa64740497740 R14: 0000000000000020 R15: 00000000ffffffff [ 7.082629] FS: 00007f081040c800(0000) GS:ffff94ac6815a000(0000) knlGS:0000000000000000 [ 7.082690] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.082752] CR2: 0000000000000000 CR3: 0000000004d58006 CR4: 0000000000772ef0 [ 7.082820] PKRU: 55555554 [ 7.082841] Call Trace: [ 7.082860] [ 7.082885] __cancel_work+0x29/0xe0 [ 7.082922] __cancel_work_sync+0x16/0x80 [ 7.082955] __dev_close_many+0x11b/0x280 [ 7.082996] netif_close_many+0x98/0x160 [ 7.083033] unregister_netdevice_many_notify+0x1d8/0xa50 [ 7.083080] rtnl_dellink+0x156/0x350 [ 7.083118] ? __rmqueue_pcplist+0x895/0xb90 [ 7.083170] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 7.083210] rtnetlink_rcv_msg+0x358/0x400 [ 7.083243] ? get_page_from_freelist+0x15b4/0x1770 [ 7.083290] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.083345] netlink_rcv_skb+0x57/0x100 [ 7.083382] netlink_unicast+0x252/0x380 [ 7.083417] ? __alloc_skb+0xfc/0x1e0 [ 7.083465] netlink_sendmsg+0x1be/0x3e0 [ 7.083503] ____sys_sendmsg+0x132/0x260 [ 7.083541] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.083586] ___sys_sendmsg+0x87/0xd0 [ 7.083620] ? do_wp_page+0x369/0xe90 [ 7.083657] ? ___pte_offset_map+0x1b/0xd0 [ 7.083690] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 7.083738] ? fsnotify_grab_connector+0x48/0x80 [ 7.083784] ? fsnotify_destroy_marks+0x29/0x150 [ 7.083826] __sys_sendmsg+0x71/0xd0 [ 7.083864] do_syscall_64+0xa4/0xfd0 [ 7.083901] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.083943] RIP: 0033:0x7f08105da1d7 [ 7.083975] 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 [ 7.084102] RSP: 002b:00007ffc24771fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.084161] RAX: ffffffffffffffda RBX: 00007ffc247726e0 RCX: 00007f08105da1d7 [ 7.084218] RDX: 0000000000000000 RSI: 00007ffc24772020 RDI: 0000000000000005 [ 7.084276] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078 [ 7.084349] R10: 00007f08104d6f60 R11: 0000000000000246 R12: 0000000000000001 [ 7.084407] R13: 00000000691ccc11 R14: 0000000000499600 R15: 0000000000000000 [ 7.084489] [ 7.084513] Modules linked in: macvlan veth [ 7.084549] CR2: 0000000000000000 [ 7.084588] ---[ end trace 0000000000000000 ]--- [ 7.084637] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.084684] 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 [ 7.084820] RSP: 0018:ffffa64740497610 EFLAGS: 00010046 [ 7.084863] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000001 [ 7.084925] RDX: ffffa64740497648 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.084991] RBP: ffffa64740497648 R08: 0000000000000000 R09: 0000000000000101 [ 7.085048] R10: ffffffff96408110 R11: 0000000000000001 R12: 0000000000000000 [ 7.085105] R13: ffffa64740497740 R14: 0000000000000020 R15: 00000000ffffffff [ 7.085164] FS: 00007f081040c800(0000) GS:ffff94ac6815a000(0000) knlGS:0000000000000000 [ 7.085221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.085279] CR2: 0000000000000000 CR3: 0000000004d58006 CR4: 0000000000772ef0 [ 7.085354] PKRU: 55555554 [ 7.085376] note: ip[294] exited with irqs disabled [ 7.085563] ip (294) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr