[ 2.097160] ip (256) used greatest stack depth: 12344 bytes left [ 2.415425] br0: port 1(veth1) entered blocking state [ 2.415503] br0: port 1(veth1) entered disabled state [ 2.415565] veth1: entered allmulticast mode [ 2.415663] veth1: entered promiscuous mode [ 2.426139] br0: port 2(veth2) entered blocking state [ 2.426254] br0: port 2(veth2) entered disabled state [ 2.426349] veth2: entered allmulticast mode [ 2.426444] veth2: entered promiscuous mode [ 2.446795] br0: port 1(veth1) entered blocking state [ 2.446899] br0: port 1(veth1) entered forwarding state [ 2.456679] br0: port 2(veth2) entered blocking state [ 2.456745] br0: port 2(veth2) entered forwarding state [ 13.812796] GACT probability NOT on [ 110.876581] br0: port 1(veth1) entered disabled state [ 115.908494] br0: port 1(veth1) entered forwarding state [ 120.961899] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 131.080366] br0: vlan filtering disabled, automatically disabling multicast vlan snooping [ 131.095648] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 131.095717] #PF: supervisor write access in kernel mode [ 131.095758] #PF: error_code(0x0002) - not-present page [ 131.095792] PGD 74fc067 P4D 74fc067 PUD 63ae067 PMD 0 [ 131.095829] Oops: Oops: 0002 [#1] SMP [ 131.095863] CPU: 2 UID: 0 PID: 1627 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 131.095922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 131.095971] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 131.096021] 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 [ 131.096133] RSP: 0018:ffffb7ce026df6b8 EFLAGS: 00010046 [ 131.096169] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 131.096221] RDX: ffffb7ce026df6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.096270] RBP: ffffb7ce026df6f0 R08: ffff920904c11f73 R09: ffffffffb1a6cc80 [ 131.096314] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 131.096359] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 131.096418] FS: 00007f6e2d41e800(0000) GS:ffff92098cada000(0000) knlGS:0000000000000000 [ 131.096468] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.096510] CR2: 0000000000000000 CR3: 0000000006d1d005 CR4: 0000000000772ef0 [ 131.096563] PKRU: 55555554 [ 131.096590] Call Trace: [ 131.096613] [ 131.096638] __cancel_work+0x29/0xe0 [ 131.096667] ? linkwatch_urgent_event+0x2f/0xb0 [ 131.096718] __cancel_work_sync+0x16/0x80 [ 131.096748] __dev_close_many+0x11b/0x280 [ 131.096791] __dev_change_flags+0xed/0x220 [ 131.096825] netif_change_flags+0x25/0x60 [ 131.096865] do_setlink.constprop.0+0x2fe/0x1120 [ 131.096911] ? __nla_validate_parse+0x5d/0xe70 [ 131.096951] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 131.096992] rtnl_newlink+0x7fa/0xbc0 [ 131.097021] ? virtio_fs_enqueue_req+0x352/0x570 [ 131.097063] ? netdev_run_todo+0x63/0x550 [ 131.097091] ? rtnl_setlink+0x2c0/0x2c0 [ 131.097122] rtnetlink_rcv_msg+0x358/0x400 [ 131.097149] ? get_page_from_freelist+0x15b4/0x1770 [ 131.097190] ? rtnl_calcit.isra.0+0x110/0x110 [ 131.097226] netlink_rcv_skb+0x57/0x100 [ 131.097263] netlink_unicast+0x252/0x380 [ 131.097291] ? __alloc_skb+0xfc/0x1e0 [ 131.097319] netlink_sendmsg+0x1be/0x3e0 [ 131.097347] ____sys_sendmsg+0x132/0x260 [ 131.097388] ? copy_msghdr_from_user+0x6c/0xa0 [ 131.097431] ___sys_sendmsg+0x87/0xd0 [ 131.097462] ? do_wp_page+0x369/0xe90 [ 131.097495] ? ___pte_offset_map+0x1b/0xd0 [ 131.097523] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 131.097558] ? fsnotify_grab_connector+0x48/0x80 [ 131.097605] ? fsnotify_destroy_marks+0x29/0x150 [ 131.097648] __sys_sendmsg+0x71/0xd0 [ 131.097675] do_syscall_64+0xa4/0xfd0 [ 131.097714] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 131.097756] RIP: 0033:0x7f6e2d5ec1d7 [ 131.097784] 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 [ 131.097893] RSP: 002b:00007ffee65f2218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.097943] RAX: ffffffffffffffda RBX: 00007ffee65f2940 RCX: 00007f6e2d5ec1d7 [ 131.097993] RDX: 0000000000000000 RSI: 00007ffee65f2280 RDI: 0000000000000005 [ 131.098044] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 131.098100] R10: 00007f6e2d4e8f60 R11: 0000000000000246 R12: 0000000000000003 [ 131.098145] R13: 00000000691cbbcb R14: 0000000000499600 R15: 0000000000000000 [ 131.098196] [ 131.098220] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc vrf veth [ 131.098281] CR2: 0000000000000000 [ 131.098308] ---[ end trace 0000000000000000 ]--- [ 131.098343] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 131.098382] 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 [ 131.098500] RSP: 0018:ffffb7ce026df6b8 EFLAGS: 00010046 [ 131.098536] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 131.098587] RDX: ffffb7ce026df6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.098632] RBP: ffffb7ce026df6f0 R08: ffff920904c11f73 R09: ffffffffb1a6cc80 [ 131.098683] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 131.098741] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 131.098795] FS: 00007f6e2d41e800(0000) GS:ffff92098cada000(0000) knlGS:0000000000000000 [ 131.098848] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.098890] CR2: 0000000000000000 CR3: 0000000006d1d005 CR4: 0000000000772ef0 [ 131.098935] PKRU: 55555554 [ 131.098955] note: ip[1627] exited with irqs disabled [ 131.099170] ip (1627) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr