[ 2.752765] br1: port 1(vx10) entered blocking state [ 2.752862] br1: port 1(vx10) entered disabled state [ 2.752927] vx10: entered allmulticast mode [ 2.753017] vx10: entered promiscuous mode [ 2.753069] br1: port 1(vx10) entered blocking state [ 2.753124] br1: port 1(vx10) entered forwarding state [ 2.794211] br1: port 2(vx20) entered blocking state [ 2.794275] br1: port 2(vx20) entered disabled state [ 2.794335] vx20: entered allmulticast mode [ 2.794415] vx20: entered promiscuous mode [ 2.794466] br1: port 2(vx20) entered blocking state [ 2.794517] br1: port 2(vx20) entered forwarding state [ 2.815333] br1: port 3(veth1) entered blocking state [ 2.815405] br1: port 3(veth1) entered disabled state [ 2.815479] veth1: entered allmulticast mode [ 2.815580] veth1: entered promiscuous mode [ 2.826412] br1: port 3(veth1) entered blocking state [ 2.826473] br1: port 3(veth1) entered forwarding state [ 2.846916] br1: port 4(veth2) entered blocking state [ 2.846982] br1: port 4(veth2) entered disabled state [ 2.847056] veth2: entered allmulticast mode [ 2.847153] veth2: entered promiscuous mode [ 2.858460] br1: port 4(veth2) entered blocking state [ 2.858520] br1: port 4(veth2) entered forwarding state [ 2.952419] 8021q: 802.1Q VLAN Support v1.8 [ 2.954203] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.954296] #PF: supervisor write access in kernel mode [ 2.954350] #PF: error_code(0x0002) - not-present page [ 2.954399] PGD 90c9067 P4D 90c9067 PUD 90b3067 PMD 0 [ 2.954456] Oops: Oops: 0002 [#1] SMP [ 2.954513] CPU: 3 UID: 0 PID: 338 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.954613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.954679] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.954768] 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 [ 2.954951] RSP: 0018:ffffb59bc033b770 EFLAGS: 00010046 [ 2.955007] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffff9a34c3793ea8 [ 2.955088] RDX: ffffb59bc033b7a8 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.955161] RBP: ffffb59bc033b7a8 R08: 0000000000000001 R09: 0000000000000001 [ 2.955245] R10: ffffffff986080d8 R11: ffffb59bc013cff8 R12: 0000000000000000 [ 2.955318] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.955402] FS: 00007fd27a570800(0000) GS:ffff9a3565f5a000(0000) knlGS:0000000000000000 [ 2.955483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.955550] CR2: 0000000000000000 CR3: 0000000002e07002 CR4: 0000000000772ef0 [ 2.955626] PKRU: 55555554 [ 2.955664] Call Trace: [ 2.955708] [ 2.955747] __cancel_work+0x29/0xe0 [ 2.955799] __cancel_work_sync+0x16/0x80 [ 2.955844] __dev_close_many+0x11b/0x280 [ 2.955918] __dev_change_flags+0xed/0x220 [ 2.955970] netif_change_flags+0x25/0x60 [ 2.956017] dev_change_flags+0x40/0x80 [ 2.956070] cycle_netdev+0x36/0x70 [vrf] [ 2.956117] vrf_add_slave+0x5a/0xb0 [vrf] [ 2.956163] do_set_master+0x10b/0x170 [ 2.956225] rtnl_newlink+0x580/0xbc0 [ 2.956276] ? rtnl_setlink+0x2c0/0x2c0 [ 2.956327] rtnetlink_rcv_msg+0x358/0x400 [ 2.956370] ? update_load_avg+0x6f/0x350 [ 2.956420] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.956477] netlink_rcv_skb+0x57/0x100 [ 2.956540] netlink_unicast+0x252/0x380 [ 2.956587] ? __alloc_skb+0xfc/0x1e0 [ 2.956640] netlink_sendmsg+0x1be/0x3e0 [ 2.956683] ____sys_sendmsg+0x132/0x260 [ 2.956742] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.956802] ___sys_sendmsg+0x87/0xd0 [ 2.956852] ? __handle_mm_fault+0xa3e/0xe50 [ 2.956925] __sys_sendmsg+0x71/0xd0 [ 2.956968] do_syscall_64+0xa4/0xfd0 [ 2.957030] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.957103] RIP: 0033:0x7fd27a73e1d7 [ 2.957158] Code: Unable to access opcode bytes at 0x7fd27a73e1ad. [ 2.957225] RSP: 002b:00007ffc0dba7928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.957307] RAX: ffffffffffffffda RBX: 00007ffc0dba8050 RCX: 00007fd27a73e1d7 [ 2.957378] RDX: 0000000000000000 RSI: 00007ffc0dba7990 RDI: 0000000000000005 [ 2.957457] RBP: 0000000000000002 R08: 0000000000000054 R09: 0000000000000000 [ 2.957531] R10: 00007fd27a7ccac0 R11: 0000000000000246 R12: 00007ffc0dba8098 [ 2.957618] R13: 00000000691cc2e3 R14: 0000000000499600 R15: 00007ffc0dba7a88 [ 2.957702] [ 2.957731] Modules linked in: 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 2.957842] CR2: 0000000000000000 [ 2.957889] ---[ end trace 0000000000000000 ]--- [ 2.957944] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.958006] 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 [ 2.958184] RSP: 0018:ffffb59bc033b770 EFLAGS: 00010046 [ 2.958237] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffff9a34c3793ea8 [ 2.958318] RDX: ffffb59bc033b7a8 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.958397] RBP: ffffb59bc033b7a8 R08: 0000000000000001 R09: 0000000000000001 [ 2.958473] R10: ffffffff986080d8 R11: ffffb59bc013cff8 R12: 0000000000000000 [ 2.958557] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.958649] FS: 00007fd27a570800(0000) GS:ffff9a3565f5a000(0000) knlGS:0000000000000000 [ 2.958733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.958798] CR2: 00007fd27a73e1ad CR3: 0000000002e07002 CR4: 0000000000772ef0 [ 2.958879] PKRU: 55555554 [ 2.958908] note: ip[338] exited with irqs disabled [ 2.959248] ip (338) used greatest stack depth: 11784 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr