[ 2.310242] Mirror/redirect action on [ 2.311392] tc (279) used greatest stack depth: 11840 bytes left [ 5.414959] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 5.415035] #PF: supervisor write access in kernel mode [ 5.415080] #PF: error_code(0x0002) - not-present page [ 5.415127] PGD 5e90067 P4D 5e90067 PUD 5e91067 PMD 0 [ 5.415173] Oops: Oops: 0002 [#1] SMP [ 5.415210] CPU: 0 UID: 0 PID: 290 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 5.415283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5.415339] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 5.415391] 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 [ 5.415539] RSP: 0018:ffffa8dfc044b610 EFLAGS: 00010046 [ 5.415586] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 5.415651] RDX: ffffa8dfc044b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 5.415716] RBP: ffffa8dfc044b648 R08: ffff9649c13ab673 R09: 0000000000000002 [ 5.415782] R10: ffff9649fec28840 R11: ffff9649c13aae90 R12: 0000000000000000 [ 5.415841] R13: ffffa8dfc044b740 R14: 0000000000000020 R15: 00000000ffffffff [ 5.415902] FS: 00007f10a00ed800(0000) GS:ffff964a5bb91000(0000) knlGS:0000000000000000 [ 5.415967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.416021] CR2: 0000000000000000 CR3: 0000000003361002 CR4: 0000000000772ef0 [ 5.416089] PKRU: 55555554 [ 5.416113] Call Trace: [ 5.416135] [ 5.416161] __cancel_work+0x29/0xe0 [ 5.416196] ? queue_delayed_work_on+0x54/0x60 [ 5.416242] __cancel_work_sync+0x16/0x80 [ 5.416278] __dev_close_many+0x113/0x2b0 [ 5.416315] netif_close_many+0x98/0x160 [ 5.416351] unregister_netdevice_many_notify+0x1ea/0xaa0 [ 5.416397] ? unregister_netdevice_queue+0x29/0xe0 [ 5.416444] rtnl_dellink+0x156/0x350 [ 5.416485] ? virtio_fs_enqueue_req+0x352/0x570 [ 5.416535] ? netdev_run_todo+0x63/0x550 [ 5.416571] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 5.416617] rtnetlink_rcv_msg+0x358/0x400 [ 5.416654] ? get_page_from_freelist+0x15b4/0x1770 [ 5.416699] ? rtnl_calcit.isra.0+0x110/0x110 [ 5.416745] netlink_rcv_skb+0x57/0x100 [ 5.416783] netlink_unicast+0x252/0x380 [ 5.416817] ? __alloc_skb+0xfc/0x1e0 [ 5.416854] netlink_sendmsg+0x1be/0x3e0 [ 5.416891] ____sys_sendmsg+0x132/0x260 [ 5.416927] ? copy_msghdr_from_user+0x6c/0xa0 [ 5.416973] ___sys_sendmsg+0x87/0xd0 [ 5.417009] ? do_wp_page+0x369/0xe90 [ 5.417046] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 5.417092] ? fsnotify_grab_connector+0x48/0x80 [ 5.417137] ? fsnotify_destroy_marks+0x29/0x150 [ 5.417184] __sys_sendmsg+0x71/0xd0 [ 5.417221] do_syscall_64+0xa4/0xfd0 [ 5.417262] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5.417308] RIP: 0033:0x7f10a02bb1d7 [ 5.417343] 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 [ 5.417486] RSP: 002b:00007ffd80940a38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 5.417552] RAX: ffffffffffffffda RBX: 00007ffd80941160 RCX: 00007f10a02bb1d7 [ 5.417611] RDX: 0000000000000000 RSI: 00007ffd80940aa0 RDI: 0000000000000005 [ 5.417669] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078 [ 5.417728] R10: 00007f10a01b7f60 R11: 0000000000000246 R12: 0000000000000001 [ 5.417793] R13: 00000000691ccdf2 R14: 0000000000499600 R15: 0000000000000000 [ 5.417854] [ 5.417879] Modules linked in: act_mirred cls_flower sch_ingress [ 5.417936] CR2: 0000000000000000 [ 5.417971] ---[ end trace 0000000000000000 ]--- [ 5.418017] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 5.418062] 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 [ 5.418205] RSP: 0018:ffffa8dfc044b610 EFLAGS: 00010046 [ 5.418251] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 5.418316] RDX: ffffa8dfc044b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 5.418375] RBP: ffffa8dfc044b648 R08: ffff9649c13ab673 R09: 0000000000000002 [ 5.418434] R10: ffff9649fec28840 R11: ffff9649c13aae90 R12: 0000000000000000 [ 5.418492] R13: ffffa8dfc044b740 R14: 0000000000000020 R15: 00000000ffffffff [ 5.418559] FS: 00007f10a00ed800(0000) GS:ffff964a5bb91000(0000) knlGS:0000000000000000 [ 5.418625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.418678] CR2: 0000000000000000 CR3: 0000000003361002 CR4: 0000000000772ef0 [ 5.418739] PKRU: 55555554 [ 5.418764] note: ip[290] exited with irqs disabled [ 5.418946] ip (290) used greatest stack depth: 11432 bytes left [ 7.774497] tc mirred to Houston: device veth1895 is down [ 16.990501] tc mirred to Houston: device veth1895 is down [ 35.422495] tc mirred to Houston: device veth1895 is down [ 74.846511] tc mirred to Houston: device veth1895 is down [ 148.574500] tc mirred to Houston: device veth1895 is down [ 296.030512] tc mirred to Houston: device veth1895 is down [ 595.037506] tc mirred to Houston: device veth1895 is down WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr