[ 1.768458] ip (247) used greatest stack depth: 12344 bytes left [ 1.944763] ip (254) used greatest stack depth: 12296 bytes left [ 2.258271] br1: port 1(veth1) entered blocking state [ 2.258413] br1: port 1(veth1) entered disabled state [ 2.258511] veth1: entered allmulticast mode [ 2.258649] veth1: entered promiscuous mode [ 2.280059] br1: port 2(veth2) entered blocking state [ 2.280177] br1: port 2(veth2) entered disabled state [ 2.280248] veth2: entered allmulticast mode [ 2.280354] veth2: entered promiscuous mode [ 2.300376] br1: port 2(veth2) entered blocking state [ 2.300497] br1: port 2(veth2) entered forwarding state [ 2.300568] br1: port 1(veth1) entered blocking state [ 2.300630] br1: port 1(veth1) entered forwarding state [ 7.477923] GACT probability NOT on [ 7.479032] tc (318) used greatest stack depth: 11840 bytes left [ 9.787733] br1: port 2(veth2) entered disabled state [ 9.787880] br1: port 1(veth1) entered disabled state [ 9.787977] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 9.788034] #PF: supervisor write access in kernel mode [ 9.788073] #PF: error_code(0x0002) - not-present page [ 9.788112] PGD 6ac6067 P4D 6ac6067 PUD 6ac7067 PMD 0 [ 9.788158] Oops: Oops: 0002 [#1] SMP [ 9.788196] CPU: 2 UID: 0 PID: 610 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 9.788272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.788321] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 9.788376] 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 [ 9.788511] RSP: 0018:ffffaefc80b3f6b8 EFLAGS: 00010046 [ 9.788550] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000001388 [ 9.788608] RDX: ffffaefc80b3f6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 9.788666] RBP: ffffaefc80b3f6f0 R08: ffff9a8843a8b270 R09: ffff9a887ed24d60 [ 9.788724] R10: ffff9a887ed24d78 R11: 000000d9000000d9 R12: 0000000000000000 [ 9.788782] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 9.788848] FS: 00007fa1bec7b800(0000) GS:ffff9a88cfeda000(0000) knlGS:0000000000000000 [ 9.788917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.788971] CR2: 0000000000000000 CR3: 0000000006acf002 CR4: 0000000000772ef0 [ 9.789036] PKRU: 55555554 [ 9.789061] Call Trace: [ 9.789086] [ 9.789114] __cancel_work+0x29/0xe0 [ 9.789151] ? br_multicast_leave_snoopers+0x54/0x70 [bridge] [ 9.789217] __cancel_work_sync+0x16/0x80 [ 9.789253] __dev_close_many+0x11b/0x280 [ 9.789293] __dev_change_flags+0xed/0x220 [ 9.789331] netif_change_flags+0x25/0x60 [ 9.789365] do_setlink.constprop.0+0x2fe/0x1120 [ 9.789413] ? __nla_validate_parse+0x5d/0xe70 [ 9.789461] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 9.789512] rtnl_newlink+0x7fa/0xbc0 [ 9.789548] ? virtio_fs_enqueue_req+0x352/0x570 [ 9.789596] ? netdev_run_todo+0x63/0x550 [ 9.789632] ? rtnl_setlink+0x2c0/0x2c0 [ 9.789668] rtnetlink_rcv_msg+0x358/0x400 [ 9.789705] ? get_page_from_freelist+0x15b4/0x1770 [ 9.789752] ? rtnl_calcit.isra.0+0x110/0x110 [ 9.789797] netlink_rcv_skb+0x57/0x100 [ 9.789842] netlink_unicast+0x252/0x380 [ 9.789876] ? __alloc_skb+0xfc/0x1e0 [ 9.789912] netlink_sendmsg+0x1be/0x3e0 [ 9.789941] ____sys_sendmsg+0x132/0x260 [ 9.789983] ? copy_msghdr_from_user+0x6c/0xa0 [ 9.790030] ___sys_sendmsg+0x87/0xd0 [ 9.790069] ? do_wp_page+0x369/0xe90 [ 9.790107] ? ___pte_offset_map+0x1b/0xd0 [ 9.790143] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 9.790188] ? fsnotify_grab_connector+0x48/0x80 [ 9.790233] ? fsnotify_destroy_marks+0x29/0x150 [ 9.790272] __sys_sendmsg+0x71/0xd0 [ 9.790308] do_syscall_64+0xa4/0xfd0 [ 9.790348] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.790398] RIP: 0033:0x7fa1bee491d7 [ 9.790431] 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 [ 9.790570] RSP: 002b:00007ffe135c2a88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 9.790635] RAX: ffffffffffffffda RBX: 00007ffe135c31b0 RCX: 00007fa1bee491d7 [ 9.790693] RDX: 0000000000000000 RSI: 00007ffe135c2af0 RDI: 0000000000000005 [ 9.790751] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 9.790809] R10: 00007fa1bed45f60 R11: 0000000000000246 R12: 0000000000000003 [ 9.790867] R13: 00000000691cc99f R14: 0000000000499600 R15: 0000000000000000 [ 9.790926] [ 9.790945] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc vrf veth [ 9.791015] CR2: 0000000000000000 [ 9.791043] ---[ end trace 0000000000000000 ]--- [ 9.791081] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 9.791129] 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 [ 9.791264] RSP: 0018:ffffaefc80b3f6b8 EFLAGS: 00010046 [ 9.791303] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000001388 [ 9.791361] RDX: ffffaefc80b3f6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 9.791419] RBP: ffffaefc80b3f6f0 R08: ffff9a8843a8b270 R09: ffff9a887ed24d60 [ 9.791477] R10: ffff9a887ed24d78 R11: 000000d9000000d9 R12: 0000000000000000 [ 9.791535] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 9.791595] FS: 00007fa1bec7b800(0000) GS:ffff9a88cfeda000(0000) knlGS:0000000000000000 [ 9.791660] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.791713] CR2: 0000000000000000 CR3: 0000000006acf002 CR4: 0000000000772ef0 [ 9.791773] PKRU: 55555554 [ 9.791791] note: ip[610] exited with irqs disabled [ 9.792026] ip (610) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr