[ 2.438877] br1: port 1(veth1) entered blocking state [ 2.438962] br1: port 1(veth1) entered disabled state [ 2.439017] veth1: entered allmulticast mode [ 2.439099] veth1: entered promiscuous mode [ 2.449382] br1: port 1(veth1) entered blocking state [ 2.449440] br1: port 1(veth1) entered forwarding state [ 9.577066] veth1: left allmulticast mode [ 9.577131] veth1: left promiscuous mode [ 9.577174] br1: port 1(veth1) entered disabled state [ 11.600127] br1: port 1(veth1) entered blocking state [ 11.600222] br1: port 1(veth1) entered disabled state [ 11.600326] veth1: entered allmulticast mode [ 11.600450] veth1: entered promiscuous mode [ 11.600515] br1: port 1(veth1) entered blocking state [ 11.600581] br1: port 1(veth1) entered forwarding state [ 29.737575] veth1: left allmulticast mode [ 29.737649] veth1: left promiscuous mode [ 29.737699] br1: port 1(veth1) entered disabled state [ 31.770151] br1: port 1(veth1) entered blocking state [ 31.770230] br1: port 1(veth1) entered disabled state [ 31.770300] veth1: entered allmulticast mode [ 31.770392] veth1: entered promiscuous mode [ 31.770436] br1: port 1(veth1) entered blocking state [ 31.770484] br1: port 1(veth1) entered forwarding state [ 33.816473] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 33.816553] #PF: supervisor write access in kernel mode [ 33.816609] #PF: error_code(0x0002) - not-present page [ 33.816652] PGD 6fb1067 P4D 6fb1067 PUD 99bf067 PMD 0 [ 33.816702] Oops: Oops: 0002 [#1] SMP [ 33.816735] CPU: 0 UID: 0 PID: 500 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 33.816817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.816871] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 33.816926] 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 [ 33.817078] RSP: 0018:ffffa94440a6b6b8 EFLAGS: 00010046 [ 33.817121] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 33.817186] RDX: ffffa94440a6b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.817250] RBP: ffffa94440a6b6f0 R08: ffff8b8b01393673 R09: ffffffffb126cc80 [ 33.817315] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 33.817379] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 33.817447] FS: 00007fc5a069d800(0000) GS:ffff8b8b8d1da000(0000) knlGS:0000000000000000 [ 33.817520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.817579] CR2: 0000000000000000 CR3: 00000000099a7006 CR4: 0000000000772ef0 [ 33.817646] PKRU: 55555554 [ 33.817667] Call Trace: [ 33.817690] [ 33.817714] __cancel_work+0x29/0xe0 [ 33.817750] ? linkwatch_urgent_event+0x2f/0xb0 [ 33.817799] __cancel_work_sync+0x16/0x80 [ 33.817833] __dev_close_many+0x11b/0x280 [ 33.817872] __dev_change_flags+0xed/0x220 [ 33.817912] netif_change_flags+0x25/0x60 [ 33.817945] do_setlink.constprop.0+0x2fe/0x1120 [ 33.817995] ? __nla_validate_parse+0x5d/0xe70 [ 33.818044] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 33.818094] rtnl_newlink+0x7fa/0xbc0 [ 33.818134] ? virtio_fs_enqueue_req+0x352/0x570 [ 33.818188] ? netdev_run_todo+0x63/0x550 [ 33.818227] ? rtnl_setlink+0x2c0/0x2c0 [ 33.818259] rtnetlink_rcv_msg+0x358/0x400 [ 33.818293] ? get_page_from_freelist+0x15b4/0x1770 [ 33.818344] ? rtnl_calcit.isra.0+0x110/0x110 [ 33.818388] netlink_rcv_skb+0x57/0x100 [ 33.818428] netlink_unicast+0x252/0x380 [ 33.818459] ? __alloc_skb+0xfc/0x1e0 [ 33.818497] netlink_sendmsg+0x1be/0x3e0 [ 33.818532] ____sys_sendmsg+0x132/0x260 [ 33.818570] ? copy_msghdr_from_user+0x6c/0xa0 [ 33.818620] ___sys_sendmsg+0x87/0xd0 [ 33.818660] ? do_wp_page+0x369/0xe90 [ 33.818698] ? ___pte_offset_map+0x1b/0xd0 [ 33.818731] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 33.818773] ? fsnotify_grab_connector+0x48/0x80 [ 33.818831] ? fsnotify_destroy_marks+0x29/0x150 [ 33.818875] __sys_sendmsg+0x71/0xd0 [ 33.818914] do_syscall_64+0xa4/0xfd0 [ 33.818954] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.819004] RIP: 0033:0x7fc5a086b1d7 [ 33.819043] 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 [ 33.819196] RSP: 002b:00007ffd7f37c7b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 33.819268] RAX: ffffffffffffffda RBX: 00007ffd7f37cee0 RCX: 00007fc5a086b1d7 [ 33.819333] RDX: 0000000000000000 RSI: 00007ffd7f37c820 RDI: 0000000000000005 [ 33.819399] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 33.819464] R10: 00007fc5a0767f60 R11: 0000000000000246 R12: 0000000000000003 [ 33.819535] R13: 00000000691cc119 R14: 0000000000499600 R15: 0000000000000000 [ 33.819614] [ 33.819635] Modules linked in: bridge stp llc vrf veth [ 33.819697] CR2: 0000000000000000 [ 33.819733] ---[ end trace 0000000000000000 ]--- [ 33.819783] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 33.819832] 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 [ 33.819991] RSP: 0018:ffffa94440a6b6b8 EFLAGS: 00010046 [ 33.820033] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 33.820099] RDX: ffffa94440a6b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.820163] RBP: ffffa94440a6b6f0 R08: ffff8b8b01393673 R09: ffffffffb126cc80 [ 33.820228] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 33.820292] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 33.820358] FS: 00007fc5a069d800(0000) GS:ffff8b8b8d1da000(0000) knlGS:0000000000000000 [ 33.820430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.820483] CR2: 0000000000000000 CR3: 00000000099a7006 CR4: 0000000000772ef0 [ 33.820550] PKRU: 55555554 [ 33.820578] note: ip[500] exited with irqs disabled [ 33.820806] ip (500) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr