[ 2.208072] 8021q: 802.1Q VLAN Support v1.8 [ 2.593705] br1: port 1(veth1.100) entered blocking state [ 2.593762] br1: port 1(veth1.100) entered disabled state [ 2.593818] veth1.100: entered allmulticast mode [ 2.593871] veth1: entered allmulticast mode [ 2.593946] veth1.100: entered promiscuous mode [ 2.593984] veth1: entered promiscuous mode [ 2.625922] br1: port 1(veth1.100) entered blocking state [ 2.626036] br1: port 1(veth1.100) entered forwarding state [ 2.689410] br2: port 1(veth1.200) entered blocking state [ 2.689481] br2: port 1(veth1.200) entered disabled state [ 2.689529] veth1.200: entered allmulticast mode [ 2.689609] veth1.200: entered promiscuous mode [ 2.719346] br2: port 1(veth1.200) entered blocking state [ 2.719448] br2: port 1(veth1.200) entered forwarding state [ 11.842712] veth1.100: left allmulticast mode [ 11.842815] veth1.100: left promiscuous mode [ 11.842898] br1: port 1(veth1.100) entered disabled state [ 11.854038] veth1.200: left allmulticast mode [ 11.854147] veth1: left allmulticast mode [ 11.854218] veth1.200: left promiscuous mode [ 11.854293] veth1: left promiscuous mode [ 11.854370] br2: port 1(veth1.200) entered disabled state [ 13.876000] br2: port 1(veth1.200) entered blocking state [ 13.876130] br2: port 1(veth1.200) entered disabled state [ 13.876229] veth1.200: entered allmulticast mode [ 13.876312] veth1: entered allmulticast mode [ 13.876444] veth1.200: entered promiscuous mode [ 13.876526] veth1: entered promiscuous mode [ 13.876617] br2: port 1(veth1.200) entered blocking state [ 13.876700] br2: port 1(veth1.200) entered forwarding state [ 13.886650] br1: port 1(veth1.100) entered blocking state [ 13.886720] br1: port 1(veth1.100) entered disabled state [ 13.886785] veth1.100: entered allmulticast mode [ 13.886893] veth1.100: entered promiscuous mode [ 13.886966] br1: port 1(veth1.100) entered blocking state [ 13.887023] br1: port 1(veth1.100) entered forwarding state [ 17.885306] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 17.885386] #PF: supervisor write access in kernel mode [ 17.885424] #PF: error_code(0x0002) - not-present page [ 17.885463] PGD 7920067 P4D 7920067 PUD 7be9067 PMD 0 [ 17.885518] Oops: Oops: 0002 [#1] SMP [ 17.885550] CPU: 0 UID: 0 PID: 451 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 17.885625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.885672] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 17.885721] 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 [ 17.885877] RSP: 0018:ffffa7ff008bb6b8 EFLAGS: 00010046 [ 17.885933] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 17.885982] RDX: ffffa7ff008bb6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 17.886030] RBP: ffffa7ff008bb6f0 R08: ffff928ec13a3673 R09: ffffffffa1c6cc80 [ 17.886086] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 17.886141] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 17.886198] FS: 00007f752a3fe800(0000) GS:ffff928f5c7da000(0000) knlGS:0000000000000000 [ 17.886252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.886297] CR2: 0000000000000000 CR3: 0000000003535006 CR4: 0000000000772ef0 [ 17.886354] PKRU: 55555554 [ 17.886375] Call Trace: [ 17.886401] [ 17.886430] __cancel_work+0x29/0xe0 [ 17.886465] ? linkwatch_urgent_event+0x2f/0xb0 [ 17.886530] __cancel_work_sync+0x16/0x80 [ 17.886562] __dev_close_many+0x11b/0x280 [ 17.886608] __dev_change_flags+0xed/0x220 [ 17.886642] netif_change_flags+0x25/0x60 [ 17.886671] do_setlink.constprop.0+0x2fe/0x1120 [ 17.886716] ? __nla_validate_parse+0x5d/0xe70 [ 17.886760] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 17.886806] rtnl_newlink+0x7fa/0xbc0 [ 17.886840] ? virtio_fs_enqueue_req+0x352/0x570 [ 17.886884] ? netdev_run_todo+0x63/0x550 [ 17.886916] ? rtnl_setlink+0x2c0/0x2c0 [ 17.886950] rtnetlink_rcv_msg+0x358/0x400 [ 17.886980] ? get_page_from_freelist+0x15b4/0x1770 [ 17.887021] ? rtnl_calcit.isra.0+0x110/0x110 [ 17.887059] netlink_rcv_skb+0x57/0x100 [ 17.887108] netlink_unicast+0x252/0x380 [ 17.887145] ? __alloc_skb+0xfc/0x1e0 [ 17.887193] netlink_sendmsg+0x1be/0x3e0 [ 17.887238] ____sys_sendmsg+0x132/0x260 [ 17.887284] ? copy_msghdr_from_user+0x6c/0xa0 [ 17.887334] ___sys_sendmsg+0x87/0xd0 [ 17.887366] ? do_wp_page+0x369/0xe90 [ 17.887400] ? ___pte_offset_map+0x1b/0xd0 [ 17.887433] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 17.887475] ? fsnotify_grab_connector+0x48/0x80 [ 17.887535] ? fsnotify_destroy_marks+0x29/0x150 [ 17.887593] __sys_sendmsg+0x71/0xd0 [ 17.887636] do_syscall_64+0xa4/0xfd0 [ 17.887671] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.887711] RIP: 0033:0x7f752a5cc1d7 [ 17.887744] 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 [ 17.887862] RSP: 002b:00007ffdf2a02688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 17.887917] RAX: ffffffffffffffda RBX: 00007ffdf2a02db0 RCX: 00007f752a5cc1d7 [ 17.887972] RDX: 0000000000000000 RSI: 00007ffdf2a026f0 RDI: 0000000000000005 [ 17.888026] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 17.888079] R10: 00007f752a4c8f60 R11: 0000000000000246 R12: 0000000000000003 [ 17.888127] R13: 00000000691cd6be R14: 0000000000499600 R15: 0000000000000000 [ 17.888183] [ 17.888203] Modules linked in: bridge stp llc 8021q vrf veth [ 17.888257] CR2: 0000000000000000 [ 17.888285] ---[ end trace 0000000000000000 ]--- [ 17.888323] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 17.888361] 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 [ 17.888485] RSP: 0018:ffffa7ff008bb6b8 EFLAGS: 00010046 [ 17.888524] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 17.888579] RDX: ffffa7ff008bb6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 17.888638] RBP: ffffa7ff008bb6f0 R08: ffff928ec13a3673 R09: ffffffffa1c6cc80 [ 17.888691] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 17.888776] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 17.888852] FS: 00007f752a3fe800(0000) GS:ffff928f5c7da000(0000) knlGS:0000000000000000 [ 17.888923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.888967] CR2: 0000000000000000 CR3: 0000000003535006 CR4: 0000000000772ef0 [ 17.889022] PKRU: 55555554 [ 17.889043] note: ip[451] exited with irqs disabled [ 17.889284] ip (451) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr