[ 2.327781] 8021q: 802.1Q VLAN Support v1.8 [ 2.739600] br1: port 1(vx100) entered blocking state [ 2.739719] br1: port 1(vx100) entered disabled state [ 2.739791] vx100: entered allmulticast mode [ 2.739887] vx100: entered promiscuous mode [ 2.739950] br1: port 1(vx100) entered blocking state [ 2.740024] br1: port 1(vx100) entered forwarding state [ 2.758984] br1: port 2(veth1) entered blocking state [ 2.759075] br1: port 2(veth1) entered disabled state [ 2.759149] veth1: entered allmulticast mode [ 2.759245] veth1: entered promiscuous mode [ 2.769510] br1: port 2(veth1) entered blocking state [ 2.769572] br1: port 2(veth1) entered forwarding state [ 2.790377] br1: port 3(veth2) entered blocking state [ 2.790447] br1: port 3(veth2) entered disabled state [ 2.790495] veth2: entered allmulticast mode [ 2.790575] veth2: entered promiscuous mode [ 2.800991] br1: port 3(veth2) entered blocking state [ 2.801049] br1: port 3(veth2) entered forwarding state [ 3.192920] br2: port 1(w1) entered blocking state [ 3.193028] br2: port 1(w1) entered disabled state [ 3.193104] w1: entered allmulticast mode [ 3.193206] w1: entered promiscuous mode [ 3.260962] br2: port 2(vx100) entered blocking state [ 3.261065] br2: port 2(vx100) entered disabled state [ 3.261137] vx100: entered allmulticast mode [ 3.261240] vx100: entered promiscuous mode [ 3.261305] br2: port 2(vx100) entered blocking state [ 3.261362] br2: port 2(vx100) entered forwarding state [ 3.343197] br2: port 1(w1) entered blocking state [ 3.343287] br2: port 1(w1) entered forwarding state [ 3.632072] br2: port 1(w1) entered blocking state [ 3.632166] br2: port 1(w1) entered disabled state [ 3.632240] w1: entered allmulticast mode [ 3.632328] w1: entered promiscuous mode [ 3.701142] br2: port 2(vx100) entered blocking state [ 3.701228] br2: port 2(vx100) entered disabled state [ 3.701286] vx100: entered allmulticast mode [ 3.701385] vx100: entered promiscuous mode [ 3.701441] br2: port 2(vx100) entered blocking state [ 3.701503] br2: port 2(vx100) entered forwarding state [ 3.786751] br2: port 1(w1) entered blocking state [ 3.786865] br2: port 1(w1) entered forwarding state [ 12.147830] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 12.147893] #PF: supervisor write access in kernel mode [ 12.147950] #PF: error_code(0x0002) - not-present page [ 12.147991] PGD 98c2067 P4D 98c2067 PUD 992b067 PMD 0 [ 12.148046] Oops: Oops: 0002 [#1] SMP [ 12.148077] CPU: 3 UID: 0 PID: 533 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 12.148149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.148200] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 12.148265] 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 [ 12.148384] RSP: 0018:ffffb7be40b8f628 EFLAGS: 00010046 [ 12.148435] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 12.148494] RDX: ffffb7be40b8f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 12.148547] RBP: ffffb7be40b8f660 R08: ffff8bedc2e31f73 R09: ffffffffb566cc80 [ 12.148596] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 12.148645] R13: ffffb7be40b8f790 R14: 0000000000000020 R15: ffffb7be40b8fb30 [ 12.148696] FS: 00007f8371c87800(0000) GS:ffff8bee48f5a000(0000) knlGS:0000000000000000 [ 12.148750] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.148795] CR2: 0000000000000000 CR3: 00000000033a7005 CR4: 0000000000772ef0 [ 12.148851] PKRU: 55555554 [ 12.148866] Call Trace: [ 12.148884] [ 12.148908] __cancel_work+0x29/0xe0 [ 12.148948] ? linkwatch_urgent_event+0x2f/0xb0 [ 12.148987] __cancel_work_sync+0x16/0x80 [ 12.149018] __dev_close_many+0x11b/0x280 [ 12.149056] netif_close_many+0x98/0x160 [ 12.149088] __dev_change_net_namespace+0x934/0xa60 [ 12.149133] do_setlink.constprop.0+0xb5/0x1120 [ 12.149180] ? __nla_validate_parse+0x5d/0xe70 [ 12.149223] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 12.149272] rtnl_newlink+0x7fa/0xbc0 [ 12.149303] ? netdev_run_todo+0x63/0x550 [ 12.149332] ? rtnl_setlink+0x2c0/0x2c0 [ 12.149363] rtnetlink_rcv_msg+0x358/0x400 [ 12.149395] ? get_page_from_freelist+0x15b4/0x1770 [ 12.149437] ? rtnl_calcit.isra.0+0x110/0x110 [ 12.149476] netlink_rcv_skb+0x57/0x100 [ 12.149508] netlink_unicast+0x252/0x380 [ 12.149537] ? __alloc_skb+0xfc/0x1e0 [ 12.149567] netlink_sendmsg+0x1be/0x3e0 [ 12.149599] ____sys_sendmsg+0x132/0x260 [ 12.149630] ? copy_msghdr_from_user+0x6c/0xa0 [ 12.149668] ___sys_sendmsg+0x87/0xd0 [ 12.149694] ? do_wp_page+0x369/0xe90 [ 12.149724] ? ___pte_offset_map+0x1b/0xd0 [ 12.149755] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 12.149796] ? fsnotify_grab_connector+0x48/0x80 [ 12.149835] ? fsnotify_destroy_marks+0x29/0x150 [ 12.149873] __sys_sendmsg+0x71/0xd0 [ 12.149905] do_syscall_64+0xa4/0xfd0 [ 12.149942] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.149983] RIP: 0033:0x7f8371e551d7 [ 12.150014] 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 [ 12.150143] RSP: 002b:00007ffd14699038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 12.150198] RAX: ffffffffffffffda RBX: 00007ffd14699760 RCX: 00007f8371e551d7 [ 12.150259] RDX: 0000000000000000 RSI: 00007ffd146990a0 RDI: 0000000000000005 [ 12.150313] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078 [ 12.150362] R10: 00007f8371d51f60 R11: 0000000000000246 R12: 0000000000000004 [ 12.150412] R13: 00000000691cc656 R14: 0000000000499600 R15: 0000000000000000 [ 12.150462] [ 12.150483] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 12.150552] CR2: 0000000000000000 [ 12.150582] ---[ end trace 0000000000000000 ]--- [ 12.150620] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 12.150659] 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 [ 12.150783] RSP: 0018:ffffb7be40b8f628 EFLAGS: 00010046 [ 12.150816] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 12.150872] RDX: ffffb7be40b8f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 12.150922] RBP: ffffb7be40b8f660 R08: ffff8bedc2e31f73 R09: ffffffffb566cc80 [ 12.150980] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 12.151044] R13: ffffb7be40b8f790 R14: 0000000000000020 R15: ffffb7be40b8fb30 [ 12.151096] FS: 00007f8371c87800(0000) GS:ffff8bee48f5a000(0000) knlGS:0000000000000000 [ 12.151151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.151197] CR2: 0000000000000000 CR3: 00000000033a7005 CR4: 0000000000772ef0 [ 12.151262] PKRU: 55555554 [ 12.151284] note: ip[533] exited with irqs disabled [ 12.151535] ip (533) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr