[ 2.042181] ip (248) used greatest stack depth: 12360 bytes left [ 2.285748] ip (256) used greatest stack depth: 12344 bytes left [ 2.563051] 8021q: 802.1Q VLAN Support v1.8 [ 2.955040] br1: port 1(vx100) entered blocking state [ 2.955112] br1: port 1(vx100) entered disabled state [ 2.955180] vx100: entered allmulticast mode [ 2.955283] vx100: entered promiscuous mode [ 2.955331] br1: port 1(vx100) entered blocking state [ 2.955382] br1: port 1(vx100) entered forwarding state [ 2.976127] br1: port 2(veth1) entered blocking state [ 2.976189] br1: port 2(veth1) entered disabled state [ 2.976256] veth1: entered allmulticast mode [ 2.976354] veth1: entered promiscuous mode [ 2.987186] br1: port 2(veth1) entered blocking state [ 2.987277] br1: port 2(veth1) entered forwarding state [ 3.006691] br1: port 3(veth2) entered blocking state [ 3.006782] br1: port 3(veth2) entered disabled state [ 3.006860] veth2: entered allmulticast mode [ 3.006959] veth2: entered promiscuous mode [ 3.015887] br1: port 3(veth2) entered blocking state [ 3.015975] br1: port 3(veth2) entered forwarding state [ 3.051806] ip (347) used greatest stack depth: 12168 bytes left [ 3.062144] ip (348) used greatest stack depth: 12120 bytes left [ 3.399028] br2: port 1(w1) entered blocking state [ 3.399134] br2: port 1(w1) entered disabled state [ 3.399221] w1: entered allmulticast mode [ 3.399330] w1: entered promiscuous mode [ 3.463852] br2: port 2(vx100) entered blocking state [ 3.463920] br2: port 2(vx100) entered disabled state [ 3.463970] vx100: entered allmulticast mode [ 3.464041] vx100: entered promiscuous mode [ 3.464080] br2: port 2(vx100) entered blocking state [ 3.464122] br2: port 2(vx100) entered forwarding state [ 3.546580] br2: port 1(w1) entered blocking state [ 3.546652] br2: port 1(w1) entered forwarding state [ 3.808973] br2: port 1(w1) entered blocking state [ 3.809042] br2: port 1(w1) entered disabled state [ 3.809098] w1: entered allmulticast mode [ 3.809183] w1: entered promiscuous mode [ 3.873628] br2: port 2(vx100) entered blocking state [ 3.873725] br2: port 2(vx100) entered disabled state [ 3.873796] vx100: entered allmulticast mode [ 3.873896] vx100: entered promiscuous mode [ 3.873959] br2: port 2(vx100) entered blocking state [ 3.874024] br2: port 2(vx100) entered forwarding state [ 3.950555] br2: port 1(w1) entered blocking state [ 3.950650] br2: port 1(w1) entered forwarding state [ 12.283097] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 12.283177] #PF: supervisor write access in kernel mode [ 12.283223] #PF: error_code(0x0002) - not-present page [ 12.283264] PGD 70e5067 P4D 70e5067 PUD 6083067 PMD 0 [ 12.283311] Oops: Oops: 0002 [#1] SMP [ 12.283349] CPU: 2 UID: 0 PID: 535 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 12.283423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.283480] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 12.283537] 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 [ 12.283683] RSP: 0018:ffffb3fb00bdf628 EFLAGS: 00010046 [ 12.283734] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 12.283803] RDX: ffffb3fb00bdf660 RSI: 0000000000000000 RDI: 0000000000000000 [ 12.283862] RBP: ffffb3fb00bdf660 R08: ffff992841396473 R09: ffffffff8ba6cc80 [ 12.283922] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 12.283982] R13: ffffb3fb00bdf790 R14: 0000000000000020 R15: ffffb3fb00bdfb30 [ 12.284043] FS: 00007fcc89760800(0000) GS:ffff9928f2ada000(0000) knlGS:0000000000000000 [ 12.284112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.284167] CR2: 0000000000000000 CR3: 00000000061b2002 CR4: 0000000000772ef0 [ 12.284228] PKRU: 55555554 [ 12.284247] Call Trace: [ 12.284275] [ 12.284308] __cancel_work+0x29/0xe0 [ 12.284348] ? linkwatch_urgent_event+0x2f/0xb0 [ 12.284395] __cancel_work_sync+0x16/0x80 [ 12.284432] __dev_close_many+0x11b/0x280 [ 12.284482] netif_close_many+0x98/0x160 [ 12.284520] __dev_change_net_namespace+0x934/0xa60 [ 12.284570] do_setlink.constprop.0+0xb5/0x1120 [ 12.284623] ? __nla_validate_parse+0x5d/0xe70 [ 12.284672] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 12.284727] rtnl_newlink+0x7fa/0xbc0 [ 12.284775] ? virtio_fs_enqueue_req+0x352/0x570 [ 12.284829] ? netdev_run_todo+0x63/0x550 [ 12.284866] ? rtnl_setlink+0x2c0/0x2c0 [ 12.284902] rtnetlink_rcv_msg+0x358/0x400 [ 12.284940] ? get_page_from_freelist+0x15b4/0x1770 [ 12.284986] ? rtnl_calcit.isra.0+0x110/0x110 [ 12.285032] netlink_rcv_skb+0x57/0x100 [ 12.285075] netlink_unicast+0x252/0x380 [ 12.285112] ? __alloc_skb+0xfc/0x1e0 [ 12.285149] netlink_sendmsg+0x1be/0x3e0 [ 12.285185] ____sys_sendmsg+0x132/0x260 [ 12.285224] ? copy_msghdr_from_user+0x6c/0xa0 [ 12.285273] ___sys_sendmsg+0x87/0xd0 [ 12.285310] ? do_wp_page+0x369/0xe90 [ 12.285350] ? ___pte_offset_map+0x1b/0xd0 [ 12.285387] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 12.285434] ? fsnotify_grab_connector+0x48/0x80 [ 12.285492] ? fsnotify_destroy_marks+0x29/0x150 [ 12.285538] __sys_sendmsg+0x71/0xd0 [ 12.285575] do_syscall_64+0xa4/0xfd0 [ 12.285614] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.285663] RIP: 0033:0x7fcc8992e1d7 [ 12.285699] 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 [ 12.285848] RSP: 002b:00007ffd0d77daf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 12.285907] RAX: ffffffffffffffda RBX: 00007ffd0d77e220 RCX: 00007fcc8992e1d7 [ 12.285967] RDX: 0000000000000000 RSI: 00007ffd0d77db60 RDI: 0000000000000005 [ 12.286027] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078 [ 12.286087] R10: 00007fcc8982af60 R11: 0000000000000246 R12: 0000000000000004 [ 12.286153] R13: 00000000691cda05 R14: 0000000000499600 R15: 0000000000000000 [ 12.286221] [ 12.286240] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 12.286327] CR2: 0000000000000000 [ 12.286362] ---[ end trace 0000000000000000 ]--- [ 12.286402] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 12.286449] 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 [ 12.286590] RSP: 0018:ffffb3fb00bdf628 EFLAGS: 00010046 [ 12.286637] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 12.286696] RDX: ffffb3fb00bdf660 RSI: 0000000000000000 RDI: 0000000000000000 [ 12.286756] RBP: ffffb3fb00bdf660 R08: ffff992841396473 R09: ffffffff8ba6cc80 [ 12.286825] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 12.286891] R13: ffffb3fb00bdf790 R14: 0000000000000020 R15: ffffb3fb00bdfb30 [ 12.286952] FS: 00007fcc89760800(0000) GS:ffff9928f2ada000(0000) knlGS:0000000000000000 [ 12.287018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.287082] CR2: 0000000000000000 CR3: 00000000061b2002 CR4: 0000000000772ef0 [ 12.287155] PKRU: 55555554 [ 12.287180] note: ip[535] exited with irqs disabled [ 12.287511] ip (535) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr