[ 2.040365] ip (249) used greatest stack depth: 12344 bytes left [ 2.389248] br0: port 1(veth1) entered blocking state [ 2.389329] br0: port 1(veth1) entered disabled state [ 2.389401] veth1: entered allmulticast mode [ 2.389485] veth1: entered promiscuous mode [ 2.399475] br0: port 2(veth2) entered blocking state [ 2.399552] br0: port 2(veth2) entered disabled state [ 2.399620] veth2: entered allmulticast mode [ 2.399721] veth2: entered promiscuous mode [ 2.419953] br0: port 1(veth1) entered blocking state [ 2.420037] br0: port 1(veth1) entered forwarding state [ 2.429587] br0: port 2(veth2) entered blocking state [ 2.429648] br0: port 2(veth2) entered forwarding state [ 13.759182] GACT probability NOT on [ 13.760470] tc (340) used greatest stack depth: 11840 bytes left [ 110.266378] br0: port 1(veth1) entered disabled state [ 115.293034] br0: port 1(veth1) entered forwarding state [ 120.346599] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 130.462141] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 130.478032] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 130.478111] #PF: supervisor write access in kernel mode [ 130.478152] #PF: error_code(0x0002) - not-present page [ 130.478194] PGD 4dc7067 P4D 4dc7067 PUD 30ad067 PMD 0 [ 130.478242] Oops: Oops: 0002 [#1] SMP [ 130.478295] CPU: 0 UID: 0 PID: 1628 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 130.478379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 130.478426] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 130.478494] 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 [ 130.478650] RSP: 0018:ffffb2efc29cb6b8 EFLAGS: 00010046 [ 130.478692] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 130.478753] RDX: ffffb2efc29cb6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 130.478813] RBP: ffffb2efc29cb6f0 R08: ffff8e94c13a3673 R09: ffffffffb8c6cc80 [ 130.478872] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 130.478924] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 130.478986] FS: 00007f528e163800(0000) GS:ffff8e95457da000(0000) knlGS:0000000000000000 [ 130.479054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.479103] CR2: 0000000000000000 CR3: 0000000007365004 CR4: 0000000000772ef0 [ 130.479158] PKRU: 55555554 [ 130.479183] Call Trace: [ 130.479222] [ 130.479255] __cancel_work+0x29/0xe0 [ 130.479301] ? linkwatch_urgent_event+0x2f/0xb0 [ 130.479358] __cancel_work_sync+0x16/0x80 [ 130.479393] __dev_close_many+0x11b/0x280 [ 130.479438] __dev_change_flags+0xed/0x220 [ 130.479477] netif_change_flags+0x25/0x60 [ 130.479508] do_setlink.constprop.0+0x2fe/0x1120 [ 130.479554] ? __nla_validate_parse+0x5d/0xe70 [ 130.479609] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 130.479669] rtnl_newlink+0x7fa/0xbc0 [ 130.479702] ? virtio_fs_enqueue_req+0x352/0x570 [ 130.479755] ? netdev_run_todo+0x63/0x550 [ 130.479794] ? rtnl_setlink+0x2c0/0x2c0 [ 130.479826] rtnetlink_rcv_msg+0x358/0x400 [ 130.479861] ? get_page_from_freelist+0x15b4/0x1770 [ 130.479910] ? rtnl_calcit.isra.0+0x110/0x110 [ 130.479950] netlink_rcv_skb+0x57/0x100 [ 130.479996] netlink_unicast+0x252/0x380 [ 130.480031] ? __alloc_skb+0xfc/0x1e0 [ 130.480066] netlink_sendmsg+0x1be/0x3e0 [ 130.480099] ____sys_sendmsg+0x132/0x260 [ 130.480141] ? copy_msghdr_from_user+0x6c/0xa0 [ 130.480187] ___sys_sendmsg+0x87/0xd0 [ 130.480225] ? do_wp_page+0x369/0xe90 [ 130.480263] ? ___pte_offset_map+0x1b/0xd0 [ 130.480296] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 130.480350] ? fsnotify_grab_connector+0x48/0x80 [ 130.480400] ? fsnotify_destroy_marks+0x29/0x150 [ 130.480442] __sys_sendmsg+0x71/0xd0 [ 130.480475] do_syscall_64+0xa4/0xfd0 [ 130.480517] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 130.480567] RIP: 0033:0x7f528e3311d7 [ 130.480602] 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 [ 130.480740] RSP: 002b:00007ffc5d161ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.480800] RAX: ffffffffffffffda RBX: 00007ffc5d162720 RCX: 00007f528e3311d7 [ 130.480859] RDX: 0000000000000000 RSI: 00007ffc5d162060 RDI: 0000000000000005 [ 130.480918] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 130.480978] R10: 00007f528e22df60 R11: 0000000000000246 R12: 0000000000000003 [ 130.481039] R13: 00000000691ccfb8 R14: 0000000000499600 R15: 0000000000000000 [ 130.481100] [ 130.481122] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc vrf veth [ 130.481194] CR2: 0000000000000000 [ 130.481223] ---[ end trace 0000000000000000 ]--- [ 130.481263] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 130.481311] 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 [ 130.481440] RSP: 0018:ffffb2efc29cb6b8 EFLAGS: 00010046 [ 130.481482] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 130.481539] RDX: ffffb2efc29cb6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 130.481598] RBP: ffffb2efc29cb6f0 R08: ffff8e94c13a3673 R09: ffffffffb8c6cc80 [ 130.481664] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 130.481724] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 130.481785] FS: 00007f528e163800(0000) GS:ffff8e95457da000(0000) knlGS:0000000000000000 [ 130.481844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.481893] CR2: 0000000000000000 CR3: 0000000007365004 CR4: 0000000000772ef0 [ 130.481947] PKRU: 55555554 [ 130.481971] note: ip[1628] exited with irqs disabled [ 130.482180] ip (1628) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr