[ 2.401369] br0: port 1(veth1) entered blocking state [ 2.401439] br0: port 1(veth1) entered disabled state [ 2.401494] veth1: entered allmulticast mode [ 2.401578] veth1: entered promiscuous mode [ 2.410876] br0: port 2(veth2) entered blocking state [ 2.410981] br0: port 2(veth2) entered disabled state [ 2.411052] veth2: entered allmulticast mode [ 2.411140] veth2: entered promiscuous mode [ 2.434268] br0: port 1(veth1) entered blocking state [ 2.434338] br0: port 1(veth1) entered forwarding state [ 2.446311] br0: port 2(veth2) entered blocking state [ 2.446379] br0: port 2(veth2) entered forwarding state [ 12.641745] GACT probability NOT on [ 12.643207] tc (318) used greatest stack depth: 11840 bytes left [ 118.151227] br0: port 1(veth1) entered disabled state [ 123.183019] br0: port 1(veth1) entered forwarding state [ 128.236736] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 138.362822] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 138.378898] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 138.378980] #PF: supervisor write access in kernel mode [ 138.379028] #PF: error_code(0x0002) - not-present page [ 138.379077] PGD 1b35067 P4D 1b35067 PUD 9e48067 PMD 0 [ 138.379130] Oops: Oops: 0002 [#1] SMP [ 138.379184] CPU: 0 UID: 0 PID: 1665 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 138.379276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 138.379338] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 138.379403] 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 [ 138.379579] RSP: 0018:ffffb5dbc2bf76b8 EFLAGS: 00010046 [ 138.379628] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 138.379700] RDX: ffffb5dbc2bf76f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 138.379776] RBP: ffffb5dbc2bf76f0 R08: ffff8c70c13a3673 R09: ffffffff8b26cc80 [ 138.379851] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 138.379928] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 138.380007] FS: 00007fcad4039800(0000) GS:ffff8c71731da000(0000) knlGS:0000000000000000 [ 138.380085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.380147] CR2: 0000000000000000 CR3: 0000000002f9a002 CR4: 0000000000772ef0 [ 138.380222] PKRU: 55555554 [ 138.380246] Call Trace: [ 138.380280] [ 138.380317] __cancel_work+0x29/0xe0 [ 138.380362] ? linkwatch_urgent_event+0x2f/0xb0 [ 138.380419] __cancel_work_sync+0x16/0x80 [ 138.380462] __dev_close_many+0x11b/0x280 [ 138.380516] __dev_change_flags+0xed/0x220 [ 138.380557] netif_change_flags+0x25/0x60 [ 138.380601] do_setlink.constprop.0+0x2fe/0x1120 [ 138.380657] ? __nla_validate_parse+0x5d/0xe70 [ 138.380716] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 138.380771] rtnl_newlink+0x7fa/0xbc0 [ 138.380805] ? virtio_fs_enqueue_req+0x352/0x570 [ 138.380854] ? netdev_run_todo+0x63/0x550 [ 138.380891] ? rtnl_setlink+0x2c0/0x2c0 [ 138.380929] rtnetlink_rcv_msg+0x358/0x400 [ 138.380977] ? get_page_from_freelist+0x15b4/0x1770 [ 138.381032] ? rtnl_calcit.isra.0+0x110/0x110 [ 138.381082] netlink_rcv_skb+0x57/0x100 [ 138.381124] netlink_unicast+0x252/0x380 [ 138.381169] ? __alloc_skb+0xfc/0x1e0 [ 138.381211] netlink_sendmsg+0x1be/0x3e0 [ 138.381251] ____sys_sendmsg+0x132/0x260 [ 138.381298] ? copy_msghdr_from_user+0x6c/0xa0 [ 138.381357] ___sys_sendmsg+0x87/0xd0 [ 138.381400] ? do_wp_page+0x369/0xe90 [ 138.381449] ? ___pte_offset_map+0x1b/0xd0 [ 138.381494] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 138.381549] ? fsnotify_grab_connector+0x48/0x80 [ 138.381603] ? fsnotify_destroy_marks+0x29/0x150 [ 138.381651] __sys_sendmsg+0x71/0xd0 [ 138.381696] do_syscall_64+0xa4/0xfd0 [ 138.381741] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 138.381798] RIP: 0033:0x7fcad42071d7 [ 138.381840] 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 [ 138.382015] RSP: 002b:00007ffc7007c498 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 138.382093] RAX: ffffffffffffffda RBX: 00007ffc7007cbc0 RCX: 00007fcad42071d7 [ 138.382168] RDX: 0000000000000000 RSI: 00007ffc7007c500 RDI: 0000000000000005 [ 138.382233] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 138.382298] R10: 00007fcad4103f60 R11: 0000000000000246 R12: 0000000000000003 [ 138.382370] R13: 00000000691cbb4d R14: 0000000000499600 R15: 0000000000000000 [ 138.382444] [ 138.382466] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc vrf veth [ 138.382556] CR2: 0000000000000000 [ 138.382590] ---[ end trace 0000000000000000 ]--- [ 138.382640] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 138.382696] 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 [ 138.382873] RSP: 0018:ffffb5dbc2bf76b8 EFLAGS: 00010046 [ 138.382924] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 138.382997] RDX: ffffb5dbc2bf76f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 138.383070] RBP: ffffb5dbc2bf76f0 R08: ffff8c70c13a3673 R09: ffffffff8b26cc80 [ 138.383142] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 138.383218] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 138.383292] FS: 00007fcad4039800(0000) GS:ffff8c71731da000(0000) knlGS:0000000000000000 [ 138.383370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.383432] CR2: 0000000000000000 CR3: 0000000002f9a002 CR4: 0000000000772ef0 [ 138.383508] PKRU: 55555554 [ 138.383537] note: ip[1665] exited with irqs disabled [ 138.383802] ip (1665) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr