[ 2.269589] br0: port 1(veth1) entered blocking state [ 2.269653] br0: port 1(veth1) entered disabled state [ 2.269700] veth1: entered allmulticast mode [ 2.269773] veth1: entered promiscuous mode [ 2.288701] br0: port 1(veth1) entered blocking state [ 2.288766] br0: port 1(veth1) entered forwarding state [ 7.464970] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 7.465050] #PF: supervisor write access in kernel mode [ 7.465086] #PF: error_code(0x0002) - not-present page [ 7.465124] PGD 50d7067 P4D 50d7067 PUD 50d5067 PMD 0 [ 7.465170] Oops: Oops: 0002 [#1] SMP [ 7.465201] CPU: 0 UID: 0 PID: 315 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 7.465262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.465306] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.465354] 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 [ 7.465471] RSP: 0018:ffffb8dc804d36b8 EFLAGS: 00010046 [ 7.465516] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 7.465568] RDX: ffffb8dc804d36f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.465615] RBP: ffffb8dc804d36f0 R08: ffff929981c30873 R09: ffffffffb506cc80 [ 7.465666] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.465714] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 7.465763] FS: 00007f0d8585a800(0000) GS:ffff929a093da000(0000) knlGS:0000000000000000 [ 7.465826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.465870] CR2: 0000000000000000 CR3: 0000000003774006 CR4: 0000000000772ef0 [ 7.465920] PKRU: 55555554 [ 7.465947] Call Trace: [ 7.465967] [ 7.465989] __cancel_work+0x29/0xe0 [ 7.466023] ? linkwatch_urgent_event+0x2f/0xb0 [ 7.466061] __cancel_work_sync+0x16/0x80 [ 7.466093] __dev_close_many+0x11b/0x280 [ 7.466127] __dev_change_flags+0xed/0x220 [ 7.466156] netif_change_flags+0x25/0x60 [ 7.466186] do_setlink.constprop.0+0x2fe/0x1120 [ 7.466227] ? __nla_validate_parse+0x5d/0xe70 [ 7.466269] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 7.466313] rtnl_newlink+0x7fa/0xbc0 [ 7.466349] ? virtio_fs_enqueue_req+0x352/0x570 [ 7.466388] ? netdev_run_todo+0x63/0x550 [ 7.466417] ? rtnl_setlink+0x2c0/0x2c0 [ 7.466448] rtnetlink_rcv_msg+0x358/0x400 [ 7.466481] ? get_page_from_freelist+0x15b4/0x1770 [ 7.466525] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.466561] netlink_rcv_skb+0x57/0x100 [ 7.466593] netlink_unicast+0x252/0x380 [ 7.466621] ? __alloc_skb+0xfc/0x1e0 [ 7.466651] netlink_sendmsg+0x1be/0x3e0 [ 7.466681] ____sys_sendmsg+0x132/0x260 [ 7.466711] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.466748] ___sys_sendmsg+0x87/0xd0 [ 7.466778] ? do_wp_page+0x369/0xe90 [ 7.466812] ? ___pte_offset_map+0x1b/0xd0 [ 7.466853] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 7.466894] ? fsnotify_grab_connector+0x48/0x80 [ 7.466934] ? fsnotify_destroy_marks+0x29/0x150 [ 7.466972] __sys_sendmsg+0x71/0xd0 [ 7.467002] do_syscall_64+0xa4/0xfd0 [ 7.467037] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.467074] RIP: 0033:0x7f0d85a281d7 [ 7.467105] 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 [ 7.467221] RSP: 002b:00007ffeca948ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.467272] RAX: ffffffffffffffda RBX: 00007ffeca949410 RCX: 00007f0d85a281d7 [ 7.467326] RDX: 0000000000000000 RSI: 00007ffeca948d50 RDI: 0000000000000005 [ 7.467374] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 7.467421] R10: 00007f0d85924f60 R11: 0000000000000246 R12: 0000000000000003 [ 7.467485] R13: 00000000691ccb36 R14: 0000000000499600 R15: 0000000000000000 [ 7.467535] [ 7.467551] Modules linked in: bridge stp llc vrf veth [ 7.467589] CR2: 0000000000000000 [ 7.467617] ---[ end trace 0000000000000000 ]--- [ 7.467649] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.467686] 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 [ 7.467803] RSP: 0018:ffffb8dc804d36b8 EFLAGS: 00010046 [ 7.467841] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 7.467908] RDX: ffffb8dc804d36f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.467971] RBP: ffffb8dc804d36f0 R08: ffff929981c30873 R09: ffffffffb506cc80 [ 7.468058] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.468114] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 7.468169] FS: 00007f0d8585a800(0000) GS:ffff929a093da000(0000) knlGS:0000000000000000 [ 7.468226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.468269] CR2: 0000000000000000 CR3: 0000000003774006 CR4: 0000000000772ef0 [ 7.468324] PKRU: 55555554 [ 7.468345] note: ip[315] exited with irqs disabled [ 7.468523] ip (315) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr