[ 2.059577] ip (249) used greatest stack depth: 12520 bytes left [ 2.224675] ip (256) used greatest stack depth: 12408 bytes left [ 2.667194] br1: port 1(veth1) entered blocking state [ 2.667270] br1: port 1(veth1) entered disabled state [ 2.667339] veth1: entered allmulticast mode [ 2.667424] veth1: entered promiscuous mode [ 2.678920] br1: port 1(veth1) entered blocking state [ 2.679024] br1: port 1(veth1) entered forwarding state [ 2.689717] br1: port 2(veth2) entered blocking state [ 2.689776] br1: port 2(veth2) entered disabled state [ 2.689843] veth2: entered allmulticast mode [ 2.689939] veth2: entered promiscuous mode [ 2.701404] br1: port 2(veth2) entered blocking state [ 2.701508] br1: port 2(veth2) entered forwarding state [ 9.838731] tc (344) used greatest stack depth: 11840 bytes left [ 9.865689] GACT probability NOT on [ 38.745101] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 38.745201] #PF: supervisor write access in kernel mode [ 38.745255] #PF: error_code(0x0002) - not-present page [ 38.745303] PGD 9c40067 P4D 9c40067 PUD 9c3c067 PMD 0 [ 38.745362] Oops: Oops: 0002 [#1] SMP [ 38.745405] CPU: 3 UID: 0 PID: 1695 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 38.745492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.745554] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 38.745613] 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 [ 38.745775] RSP: 0018:ffffb19ac1a6b6b8 EFLAGS: 00010046 [ 38.745821] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 38.745894] RDX: ffffb19ac1a6b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.745960] RBP: ffffb19ac1a6b6f0 R08: ffff8bf381398873 R09: ffffffffb8c6cc80 [ 38.746034] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.746099] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 38.746171] FS: 00007fe28a149800(0000) GS:ffff8bf40595a000(0000) knlGS:0000000000000000 [ 38.746244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.746304] CR2: 0000000000000000 CR3: 0000000009c34006 CR4: 0000000000772ef0 [ 38.746375] PKRU: 55555554 [ 38.746395] Call Trace: [ 38.746425] [ 38.746464] __cancel_work+0x29/0xe0 [ 38.746505] ? linkwatch_urgent_event+0x2f/0xb0 [ 38.746557] __cancel_work_sync+0x16/0x80 [ 38.746598] __dev_close_many+0x11b/0x280 [ 38.746639] __dev_change_flags+0xed/0x220 [ 38.746679] netif_change_flags+0x25/0x60 [ 38.746718] do_setlink.constprop.0+0x2fe/0x1120 [ 38.746771] ? __nla_validate_parse+0x5d/0xe70 [ 38.746830] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 38.746885] rtnl_newlink+0x7fa/0xbc0 [ 38.746925] ? virtio_fs_enqueue_req+0x352/0x570 [ 38.746982] ? netdev_run_todo+0x63/0x550 [ 38.747022] ? rtnl_setlink+0x2c0/0x2c0 [ 38.747060] rtnetlink_rcv_msg+0x358/0x400 [ 38.747101] ? get_page_from_freelist+0x15b4/0x1770 [ 38.747151] ? rtnl_calcit.isra.0+0x110/0x110 [ 38.747201] netlink_rcv_skb+0x57/0x100 [ 38.747241] netlink_unicast+0x252/0x380 [ 38.747273] ? __alloc_skb+0xfc/0x1e0 [ 38.747314] netlink_sendmsg+0x1be/0x3e0 [ 38.747355] ____sys_sendmsg+0x132/0x260 [ 38.747403] ? copy_msghdr_from_user+0x6c/0xa0 [ 38.747457] ___sys_sendmsg+0x87/0xd0 [ 38.747500] ? do_wp_page+0x369/0xe90 [ 38.747544] ? ___pte_offset_map+0x1b/0xd0 [ 38.747587] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 38.747637] ? fsnotify_grab_connector+0x48/0x80 [ 38.747688] ? fsnotify_destroy_marks+0x29/0x150 [ 38.747731] __sys_sendmsg+0x71/0xd0 [ 38.747768] do_syscall_64+0xa4/0xfd0 [ 38.747807] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.747860] RIP: 0033:0x7fe28a3171d7 [ 38.747900] 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 [ 38.748055] RSP: 002b:00007fff8996a138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 38.748124] RAX: ffffffffffffffda RBX: 00007fff8996a860 RCX: 00007fe28a3171d7 [ 38.748190] RDX: 0000000000000000 RSI: 00007fff8996a1a0 RDI: 0000000000000005 [ 38.748259] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 38.748326] R10: 00007fe28a213f60 R11: 0000000000000246 R12: 0000000000000003 [ 38.748399] R13: 00000000691cbfb0 R14: 0000000000499600 R15: 0000000000000000 [ 38.748472] [ 38.748499] Modules linked in: act_gact act_pedit cls_flower bridge stp llc sch_ingress vrf veth [ 38.748603] CR2: 0000000000000000 [ 38.748644] ---[ end trace 0000000000000000 ]--- [ 38.748693] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 38.748746] 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 [ 38.748906] RSP: 0018:ffffb19ac1a6b6b8 EFLAGS: 00010046 [ 38.748953] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 38.749025] RDX: ffffb19ac1a6b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.749092] RBP: ffffb19ac1a6b6f0 R08: ffff8bf381398873 R09: ffffffffb8c6cc80 [ 38.749167] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.749241] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 38.749314] FS: 00007fe28a149800(0000) GS:ffff8bf40595a000(0000) knlGS:0000000000000000 [ 38.749387] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.749449] CR2: 0000000000000000 CR3: 0000000009c34006 CR4: 0000000000772ef0 [ 38.749521] PKRU: 55555554 [ 38.749549] note: ip[1695] exited with irqs disabled [ 38.749814] ip (1695) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr