[ 1.812014] br0: port 1(s0) entered blocking state [ 1.812076] br0: port 1(s0) entered disabled state [ 1.812119] s0: entered allmulticast mode [ 1.812182] s0: entered promiscuous mode [ 1.820335] bond0: (slave eth0): making interface the new active one [ 1.820435] bond0: (slave eth0): Enslaving as an active interface with an up link [ 1.820550] br0: port 1(s0) entered blocking state [ 1.820607] br0: port 1(s0) entered forwarding state [ 1.866503] br0: port 2(s1) entered blocking state [ 1.866591] br0: port 2(s1) entered disabled state [ 1.866651] s1: entered allmulticast mode [ 1.866729] s1: entered promiscuous mode [ 1.875006] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 1.875122] br0: port 2(s1) entered blocking state [ 1.875166] br0: port 2(s1) entered forwarding state [ 1.946927] br0: port 3(c0) entered blocking state [ 1.947009] br0: port 3(c0) entered disabled state [ 1.947072] c0: entered allmulticast mode [ 1.947155] c0: entered promiscuous mode [ 1.955557] br0: port 3(c0) entered blocking state [ 1.955606] br0: port 3(c0) entered forwarding state [ 2.008344] br0: port 4(s2) entered blocking state [ 2.008412] br0: port 4(s2) entered disabled state [ 2.008463] s2: entered allmulticast mode [ 2.008545] s2: entered promiscuous mode [ 2.017073] bond0: (slave eth2): Enslaving as a backup interface with an up link [ 2.017201] br0: port 4(s2) entered blocking state [ 2.017247] br0: port 4(s2) entered forwarding state [ 7.088263] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 7.088330] #PF: supervisor write access in kernel mode [ 7.088374] #PF: error_code(0x0002) - not-present page [ 7.088405] PGD 30e7067 P4D 30e7067 PUD 32eb067 PMD 0 [ 7.088445] Oops: Oops: 0002 [#1] SMP [ 7.088486] CPU: 0 UID: 0 PID: 292 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 7.088548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.088595] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.088639] 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 [ 7.088752] RSP: 0018:ffffb03dc05bf6b8 EFLAGS: 00010046 [ 7.088790] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 7.088838] RDX: ffffb03dc05bf6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.088887] RBP: ffffb03dc05bf6f0 R08: ffff8f7f84b65370 R09: ffff8f7fbec24d60 [ 7.088942] R10: ffff8f7fbec24d78 R11: 0000000000000000 R12: 0000000000000000 [ 7.088989] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 7.089039] FS: 00007f6f6338b800(0000) GS:ffff8f80041b7000(0000) knlGS:0000000000000000 [ 7.089095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.089139] CR2: 0000000000000000 CR3: 00000000033e5001 CR4: 0000000000772ef0 [ 7.089189] PKRU: 55555554 [ 7.089205] Call Trace: [ 7.089223] [ 7.089245] __cancel_work+0x29/0xe0 [ 7.089275] ? dev_mc_unsync+0x78/0x90 [ 7.089308] __cancel_work_sync+0x16/0x80 [ 7.089338] __dev_close_many+0x113/0x2b0 [ 7.089369] __dev_change_flags+0xed/0x220 [ 7.089399] netif_change_flags+0x25/0x60 [ 7.089428] do_setlink.constprop.0+0x2fd/0x1170 [ 7.089467] ? __nla_validate_parse+0x5d/0xe70 [ 7.089528] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 7.089573] rtnl_newlink+0x7fa/0xc00 [ 7.089603] ? virtio_fs_enqueue_req+0x352/0x570 [ 7.089645] ? netdev_run_todo+0x63/0x550 [ 7.089676] ? rtnl_setlink+0x2c0/0x2c0 [ 7.089706] rtnetlink_rcv_msg+0x358/0x400 [ 7.089737] ? get_page_from_freelist+0x15b4/0x1770 [ 7.089779] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.089812] netlink_rcv_skb+0x57/0x100 [ 7.089844] netlink_unicast+0x252/0x380 [ 7.089872] ? __alloc_skb+0xfc/0x1e0 [ 7.089902] netlink_sendmsg+0x1be/0x3e0 [ 7.089932] ____sys_sendmsg+0x132/0x260 [ 7.089962] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.089999] ___sys_sendmsg+0x87/0xd0 [ 7.090024] ? do_wp_page+0x369/0xe90 [ 7.090054] ? ___pte_offset_map+0x1b/0xd0 [ 7.090084] ? __handle_mm_fault+0x4e6/0xe50 [ 7.090122] ? fsnotify_grab_connector+0x48/0x80 [ 7.090161] ? fsnotify_destroy_marks+0x29/0x150 [ 7.090193] __sys_sendmsg+0x71/0xd0 [ 7.090225] do_syscall_64+0xa4/0xfd0 [ 7.090256] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.090293] RIP: 0033:0x7f6f635591d7 [ 7.090324] 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 [ 7.090441] RSP: 002b:00007ffe43159218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.090490] RAX: ffffffffffffffda RBX: 00007ffe43159950 RCX: 00007f6f635591d7 [ 7.090549] RDX: 0000000000000000 RSI: 00007ffe43159280 RDI: 0000000000000005 [ 7.090599] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 7.090653] R10: 00007f6f63455510 R11: 0000000000000246 R12: 0000000000000002 [ 7.090702] R13: 00000000691cb755 R14: 0000000000499600 R15: 0000000000000000 [ 7.090751] [ 7.090767] Modules linked in: [ 7.090799] CR2: 0000000000000000 [ 7.090828] ---[ end trace 0000000000000000 ]--- [ 7.090865] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 7.090897] 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 [ 7.091013] RSP: 0018:ffffb03dc05bf6b8 EFLAGS: 00010046 [ 7.091052] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 7.091101] RDX: ffffb03dc05bf6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 7.091149] RBP: ffffb03dc05bf6f0 R08: ffff8f7f84b65370 R09: ffff8f7fbec24d60 [ 7.091203] R10: ffff8f7fbec24d78 R11: 0000000000000000 R12: 0000000000000000 [ 7.091252] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 7.091302] FS: 00007f6f6338b800(0000) GS:ffff8f80041b7000(0000) knlGS:0000000000000000 [ 7.091356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.091401] CR2: 0000000000000000 CR3: 00000000033e5001 CR4: 0000000000772ef0 [ 7.091451] PKRU: 55555554 [ 7.091472] note: ip[292] exited with irqs disabled [ 7.091646] ip (292) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr