[ 2.273113] br0: port 1(veth1) entered blocking state [ 2.273184] br0: port 1(veth1) entered disabled state [ 2.273240] veth1: entered allmulticast mode [ 2.273348] veth1: entered promiscuous mode [ 2.282557] br0: port 2(veth2) entered blocking state [ 2.282652] br0: port 2(veth2) entered disabled state [ 2.282725] veth2: entered allmulticast mode [ 2.282833] veth2: entered promiscuous mode [ 2.301241] br0: port 1(veth1) entered blocking state [ 2.301349] br0: port 1(veth1) entered forwarding state [ 2.310809] br0: port 2(veth2) entered blocking state [ 2.310882] br0: port 2(veth2) entered forwarding state [ 9.391736] veth0: entered promiscuous mode [ 9.458402] GACT probability NOT on [ 9.459651] tc (343) used greatest stack depth: 11840 bytes left [ 33.767290] veth0: left promiscuous mode [ 33.806510] veth3: entered promiscuous mode [ 34.924825] veth3: left promiscuous mode [ 34.944812] veth3: entered promiscuous mode [ 36.058686] veth3: left promiscuous mode [ 36.080946] veth3: entered promiscuous mode [ 37.187680] veth3: left promiscuous mode [ 37.204728] veth3: entered promiscuous mode [ 38.331282] veth3: left promiscuous mode [ 60.490953] veth3: entered promiscuous mode [ 62.661403] veth3: left promiscuous mode [ 62.708219] veth3: entered promiscuous mode [ 64.914723] veth3: left promiscuous mode [ 64.966892] veth3: entered promiscuous mode [ 77.298604] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 77.298704] #PF: supervisor write access in kernel mode [ 77.298742] #PF: error_code(0x0002) - not-present page [ 77.298788] PGD 4d5f067 P4D 4d5f067 PUD 33b3067 PMD 0 [ 77.298831] Oops: Oops: 0002 [#1] SMP [ 77.298866] CPU: 3 UID: 0 PID: 569 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 77.298931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.298981] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 77.299032] 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 [ 77.299166] RSP: 0018:ffffbe4300c2f6b8 EFLAGS: 00010046 [ 77.299205] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 77.299262] RDX: ffffbe4300c2f6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.299315] RBP: ffffbe4300c2f6f0 R08: ffff95a201940873 R09: ffffffff9346cc80 [ 77.299378] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 77.299432] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 77.299490] FS: 00007fbe563b2800(0000) GS:ffff95a2ab15a000(0000) knlGS:0000000000000000 [ 77.299553] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.299609] CR2: 0000000000000000 CR3: 0000000004dad002 CR4: 0000000000772ef0 [ 77.299665] PKRU: 55555554 [ 77.299698] Call Trace: [ 77.299732] [ 77.299760] __cancel_work+0x29/0xe0 [ 77.299793] ? linkwatch_urgent_event+0x2f/0xb0 [ 77.299841] __cancel_work_sync+0x16/0x80 [ 77.299872] __dev_close_many+0x11b/0x280 [ 77.299908] __dev_change_flags+0xed/0x220 [ 77.299938] netif_change_flags+0x25/0x60 [ 77.299968] do_setlink.constprop.0+0x2fe/0x1120 [ 77.300007] ? __nla_validate_parse+0x5d/0xe70 [ 77.300052] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 77.300103] rtnl_newlink+0x7fa/0xbc0 [ 77.300137] ? virtio_fs_enqueue_req+0x352/0x570 [ 77.300192] ? netdev_run_todo+0x63/0x550 [ 77.300222] ? rtnl_setlink+0x2c0/0x2c0 [ 77.300261] rtnetlink_rcv_msg+0x358/0x400 [ 77.300294] ? get_page_from_freelist+0x15b4/0x1770 [ 77.300346] ? rtnl_calcit.isra.0+0x110/0x110 [ 77.300390] netlink_rcv_skb+0x57/0x100 [ 77.300427] netlink_unicast+0x252/0x380 [ 77.300455] ? __alloc_skb+0xfc/0x1e0 [ 77.300486] netlink_sendmsg+0x1be/0x3e0 [ 77.300516] ____sys_sendmsg+0x132/0x260 [ 77.300549] ? copy_msghdr_from_user+0x6c/0xa0 [ 77.300600] ___sys_sendmsg+0x87/0xd0 [ 77.300630] ? do_wp_page+0x369/0xe90 [ 77.300661] ? ___pte_offset_map+0x1b/0xd0 [ 77.300692] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 77.300731] ? fsnotify_grab_connector+0x48/0x80 [ 77.300777] ? fsnotify_destroy_marks+0x29/0x150 [ 77.300816] __sys_sendmsg+0x71/0xd0 [ 77.300846] do_syscall_64+0xa4/0xfd0 [ 77.300879] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 77.300917] RIP: 0033:0x7fbe565801d7 [ 77.300951] 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 [ 77.301074] RSP: 002b:00007ffc385c1518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.301130] RAX: ffffffffffffffda RBX: 00007ffc385c1c40 RCX: 00007fbe565801d7 [ 77.301188] RDX: 0000000000000000 RSI: 00007ffc385c1580 RDI: 0000000000000005 [ 77.301253] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 77.301325] R10: 00007fbe5647cf60 R11: 0000000000000246 R12: 0000000000000002 [ 77.301387] R13: 00000000691cd11f R14: 0000000000499600 R15: 0000000000000000 [ 77.301438] [ 77.301459] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc vrf veth [ 77.301522] CR2: 0000000000000000 [ 77.301550] ---[ end trace 0000000000000000 ]--- [ 77.301587] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 77.301626] 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 [ 77.301747] RSP: 0018:ffffbe4300c2f6b8 EFLAGS: 00010046 [ 77.301785] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 77.301840] RDX: ffffbe4300c2f6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.301895] RBP: ffffbe4300c2f6f0 R08: ffff95a201940873 R09: ffffffff9346cc80 [ 77.301950] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 77.302005] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 77.302060] FS: 00007fbe563b2800(0000) GS:ffff95a2ab15a000(0000) knlGS:0000000000000000 [ 77.302123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.302183] CR2: 0000000000000000 CR3: 0000000004dad002 CR4: 0000000000772ef0 [ 77.302240] PKRU: 55555554 [ 77.302264] note: ip[569] exited with irqs disabled [ 77.302511] ip (569) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr