[ 2.439992] br1: port 1(vx10) entered blocking state [ 2.440066] br1: port 1(vx10) entered disabled state [ 2.440136] vx10: entered allmulticast mode [ 2.440249] vx10: entered promiscuous mode [ 2.440300] br1: port 1(vx10) entered blocking state [ 2.440355] br1: port 1(vx10) entered forwarding state [ 2.485621] br1: port 2(vx20) entered blocking state [ 2.485701] br1: port 2(vx20) entered disabled state [ 2.485762] vx20: entered allmulticast mode [ 2.485852] vx20: entered promiscuous mode [ 2.485912] br1: port 2(vx20) entered blocking state [ 2.485962] br1: port 2(vx20) entered forwarding state [ 2.507177] br1: port 3(veth1) entered blocking state [ 2.507252] br1: port 3(veth1) entered disabled state [ 2.507315] veth1: entered allmulticast mode [ 2.507415] veth1: entered promiscuous mode [ 2.519415] br1: port 3(veth1) entered blocking state [ 2.519532] br1: port 3(veth1) entered forwarding state [ 2.530181] br1: port 4(veth2) entered blocking state [ 2.530247] br1: port 4(veth2) entered disabled state [ 2.530309] veth2: entered allmulticast mode [ 2.530418] veth2: entered promiscuous mode [ 2.541846] br1: port 4(veth2) entered blocking state [ 2.541994] br1: port 4(veth2) entered forwarding state [ 2.576020] br1: port 5(vx4001) entered blocking state [ 2.576110] br1: port 5(vx4001) entered disabled state [ 2.576177] vx4001: entered allmulticast mode [ 2.576337] vx4001: entered promiscuous mode [ 2.576441] br1: port 5(vx4001) entered blocking state [ 2.576519] br1: port 5(vx4001) entered forwarding state [ 2.665416] 8021q: 802.1Q VLAN Support v1.8 [ 2.666184] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.666258] #PF: supervisor write access in kernel mode [ 2.666293] #PF: error_code(0x0002) - not-present page [ 2.666330] PGD 2f30067 P4D 2f30067 PUD 5049067 PMD 0 [ 2.666376] Oops: Oops: 0002 [#1] SMP [ 2.666405] CPU: 2 UID: 0 PID: 337 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.666470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.666513] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.666555] 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 [ 2.666676] RSP: 0018:ffffbd19c032b770 EFLAGS: 00010046 [ 2.666725] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffff9d1d03d7eb28 [ 2.666783] RDX: ffffbd19c032b7a8 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.666833] RBP: ffffbd19c032b7a8 R08: 0000000000000001 R09: 0000000000000001 [ 2.666883] R10: ffffffffade080d8 R11: ffffbd19c0110ff8 R12: 0000000000000000 [ 2.666937] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.666996] FS: 00007fb5971f5800(0000) GS:ffff9d1d906da000(0000) knlGS:0000000000000000 [ 2.667067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.667127] CR2: 0000000000000000 CR3: 0000000006f03005 CR4: 0000000000772ef0 [ 2.667192] PKRU: 55555554 [ 2.667211] Call Trace: [ 2.667233] [ 2.667257] __cancel_work+0x29/0xe0 [ 2.667290] __cancel_work_sync+0x16/0x80 [ 2.667320] __dev_close_many+0x11b/0x280 [ 2.667355] __dev_change_flags+0xed/0x220 [ 2.667386] netif_change_flags+0x25/0x60 [ 2.667417] dev_change_flags+0x40/0x80 [ 2.667446] cycle_netdev+0x36/0x70 [vrf] [ 2.667479] vrf_add_slave+0x5a/0xb0 [vrf] [ 2.667509] do_set_master+0x10b/0x170 [ 2.667542] rtnl_newlink+0x580/0xbc0 [ 2.667575] ? rtnl_setlink+0x2c0/0x2c0 [ 2.667605] rtnetlink_rcv_msg+0x358/0x400 [ 2.667633] ? update_load_avg+0x6f/0x350 [ 2.667665] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.667701] netlink_rcv_skb+0x57/0x100 [ 2.667734] netlink_unicast+0x252/0x380 [ 2.667763] ? __alloc_skb+0xfc/0x1e0 [ 2.667800] netlink_sendmsg+0x1be/0x3e0 [ 2.667851] ____sys_sendmsg+0x132/0x260 [ 2.667882] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.667951] ___sys_sendmsg+0x87/0xd0 [ 2.667981] ? __handle_mm_fault+0xa3e/0xe50 [ 2.668037] __sys_sendmsg+0x71/0xd0 [ 2.668070] do_syscall_64+0xa4/0xfd0 [ 2.668101] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.668140] RIP: 0033:0x7fb5973c31d7 [ 2.668179] Code: Unable to access opcode bytes at 0x7fb5973c31ad. [ 2.668221] RSP: 002b:00007fff0f810f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.668272] RAX: ffffffffffffffda RBX: 00007fff0f811650 RCX: 00007fb5973c31d7 [ 2.668322] RDX: 0000000000000000 RSI: 00007fff0f810f90 RDI: 0000000000000005 [ 2.668372] RBP: 0000000000000002 R08: 0000000000000054 R09: 0000000000000000 [ 2.668422] R10: 00007fb597451ac0 R11: 0000000000000246 R12: 00007fff0f811698 [ 2.668475] R13: 00000000691cd7f8 R14: 0000000000499600 R15: 00007fff0f811088 [ 2.668532] [ 2.668555] Modules linked in: 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 2.668622] CR2: 0000000000000000 [ 2.668650] ---[ end trace 0000000000000000 ]--- [ 2.668691] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.668746] 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 [ 2.668855] RSP: 0018:ffffbd19c032b770 EFLAGS: 00010046 [ 2.668892] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffff9d1d03d7eb28 [ 2.668938] RDX: ffffbd19c032b7a8 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.668994] RBP: ffffbd19c032b7a8 R08: 0000000000000001 R09: 0000000000000001 [ 2.669051] R10: ffffffffade080d8 R11: ffffbd19c0110ff8 R12: 0000000000000000 [ 2.669102] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.669153] FS: 00007fb5971f5800(0000) GS:ffff9d1d906da000(0000) knlGS:0000000000000000 [ 2.669220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.669264] CR2: 00007fb5973c31ad CR3: 0000000006f03005 CR4: 0000000000772ef0 [ 2.669316] PKRU: 55555554 [ 2.669339] note: ip[337] exited with irqs disabled [ 2.669640] ip (337) used greatest stack depth: 11784 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr