[ 17.486668][ T277] fab-br0: port 1(fbond) entered blocking state
[ 17.487506][ T277] fab-br0: port 1(fbond) entered disabled state
[ 17.488121][ T277] fbond: entered allmulticast mode
[ 17.494817][ T277] fbond: entered promiscuous mode
[ 17.709134][ T280] veth1-bond: entered promiscuous mode
[ 17.709854][ T280] veth1-bond: entered allmulticast mode
[ 17.712522][ T280] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[ 17.732929][ T280] ip (280) used greatest stack depth: 24352 bytes left
[ 17.862609][ T281] veth2-bond: entered promiscuous mode
[ 17.863302][ T281] veth2-bond: entered allmulticast mode
[ 17.864186][ T281] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[ 17.993050][ T12] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 18.090453][ T12] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[ 18.091268][ T12] fbond: active interface up!
[ 18.230760][ T284] fab-br0: port 1(fbond) entered blocking state
[ 18.231316][ T284] fab-br0: port 1(fbond) entered forwarding state
[ 18.297231][ T12] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[ 20.758227][ T315] fbond: left allmulticast mode
[ 20.758555][ T315] veth1-bond: left allmulticast mode
[ 20.758865][ T315] veth2-bond: left allmulticast mode
[ 20.759178][ T315] fbond: left promiscuous mode
[ 20.759466][ T315] veth1-bond: left promiscuous mode
[ 20.760325][ T315] veth2-bond: left promiscuous mode
[ 20.761020][ T315] fab-br0: port 1(fbond) entered disabled state
[ 20.765907][ T315] ==================================================================
[ 20.766257][ T315] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 20.766558][ T315] Write of size 8 at addr 0000000000000000 by task ip/315
[ 20.766817][ T315]
[ 20.766921][ T315] CPU: 0 UID: 0 PID: 315 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.766926][ T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.766929][ T315] Call Trace:
[ 20.766934][ T315]
[ 20.766936][ T315] dump_stack_lvl+0x82/0xc0
[ 20.766955][ T315] ? try_to_grab_pending+0x81/0x6c0
[ 20.766958][ T315] kasan_report+0xca/0x100
[ 20.766966][ T315] ? try_to_grab_pending+0x81/0x6c0
[ 20.766971][ T315] kasan_check_range+0x39/0x1b0
[ 20.766974][ T315] try_to_grab_pending+0x81/0x6c0
[ 20.766979][ T315] __cancel_work+0x7c/0x260
[ 20.766982][ T315] ? enable_delayed_work+0x10/0x10
[ 20.766985][ T315] ? br_multicast_leave_snoopers+0xc8/0x110
[ 20.766992][ T315] ? br_multicast_join_snoopers+0x110/0x110
[ 20.766998][ T315] __cancel_work_sync+0x18/0xc0
[ 20.767001][ T315] __dev_close_many+0x1cf/0x980
[ 20.767013][ T315] ? __sys_sendmsg+0x10b/0x1a0
[ 20.767018][ T315] ? netdev_notify_peers+0x20/0x20
[ 20.767024][ T315] ? netif_close_many+0x201/0x650
[ 20.767029][ T315] netif_close_many+0x201/0x650
[ 20.767034][ T315] ? __dev_close_many+0x980/0x980
[ 20.767038][ T315] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.767044][ T315] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.767050][ T315] ? __call_rcu_common.constprop.0+0x318/0x630
[ 20.767067][ T315] ? dev_ingress_queue_create+0x190/0x190
[ 20.767070][ T315] ? rtnl_is_locked+0x15/0x20
[ 20.767073][ T315] ? unregister_netdevice_queue+0x6f/0x410
[ 20.767076][ T315] ? kernfs_put.part.0+0x12d/0x480
[ 20.767090][ T315] ? unregister_netdevice_many+0x20/0x20
[ 20.767094][ T315] ? br_dev_delete+0x10d/0x190
[ 20.767100][ T315] rtnl_dellink+0x344/0xa30
[ 20.767110][ T315] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 20.767129][ T315] ? find_held_lock+0x2b/0x80
[ 20.767137][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.767144][ T315] ? find_held_lock+0x2b/0x80
[ 20.767148][ T315] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 20.767151][ T315] ? __lock_release+0x5d/0x170
[ 20.767155][ T315] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 20.767158][ T315] rtnetlink_rcv_msg+0x709/0xc00
[ 20.767162][ T315] ? rtnl_port_fill+0x850/0x850
[ 20.767165][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.767172][ T315] netlink_rcv_skb+0x121/0x340
[ 20.767180][ T315] ? rtnl_port_fill+0x850/0x850
[ 20.767183][ T315] ? netlink_ack+0xdd0/0xdd0
[ 20.767190][ T315] ? netlink_deliver_tap+0x13e/0x340
[ 20.767195][ T315] ? netlink_deliver_tap+0xc3/0x340
[ 20.767200][ T315] netlink_unicast+0x4aa/0x780
[ 20.767208][ T315] ? netlink_attachskb+0x810/0x810
[ 20.767213][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.767221][ T315] netlink_sendmsg+0x714/0xbd0
[ 20.767225][ T315] ? netlink_unicast+0x780/0x780
[ 20.767228][ T315] ? __import_iovec+0x230/0x3b0
[ 20.767240][ T315] ? netlink_unicast+0x780/0x780
[ 20.767243][ T315] ____sys_sendmsg+0x3dd/0x890
[ 20.767251][ T315] ? get_timestamp.constprop.0+0x380/0x380
[ 20.767254][ T315] ? __copy_msghdr+0x3c0/0x3c0
[ 20.767260][ T315] ___sys_sendmsg+0xed/0x170
[ 20.767263][ T315] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.767266][ T315] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 20.767270][ T315] ? copy_msghdr_from_user+0x110/0x110
[ 20.767274][ T315] ? find_held_lock+0x2b/0x80
[ 20.767278][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.767284][ T315] ? find_held_lock+0x2b/0x80
[ 20.767287][ T315] ? __virt_addr_valid+0x22a/0x450
[ 20.767302][ T315] ? __lock_release+0x5d/0x170
[ 20.767309][ T315] __sys_sendmsg+0x10b/0x1a0
[ 20.767311][ T315] ? __call_rcu_common.constprop.0+0x318/0x630
[ 20.767315][ T315] ? __sys_sendmsg_sock+0x20/0x20
[ 20.767322][ T315] ? rcu_is_watching+0x12/0xb0
[ 20.767326][ T315] do_syscall_64+0xc1/0xfd0
[ 20.767331][ T315] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 20.767339][ T315] RIP: 0033:0x7f09ac9501d7
[ 20.767347][ T315] 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
[ 20.767349][ T315] RSP: 002b:00007fff8c3c40d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.767357][ T315] RAX: ffffffffffffffda RBX: 00007fff8c3c4800 RCX: 00007f09ac9501d7
[ 20.767363][ T315] RDX: 0000000000000000 RSI: 00007fff8c3c4140 RDI: 0000000000000005
[ 20.767364][ T315] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 20.767366][ T315] R10: 00007f09ac84cf60 R11: 0000000000000246 R12: 0000000000000001
[ 20.767368][ T315] R13: 00000000691cca90 R14: 0000000000499600 R15: 0000000000000000
[ 20.767375][ T315]
[ 20.767376][ T315] ==================================================================
[ 20.783686][ T315] Disabling lock debugging due to kernel taint
[ 20.783930][ T315] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 20.784198][ T315] #PF: supervisor write access in kernel mode
[ 20.784410][ T315] #PF: error_code(0x0002) - not-present page
[ 20.784623][ T315] PGD baad067 P4D baad067 PUD a526067 PMD 0
[ 20.784865][ T315] Oops: Oops: 0002 [#1] SMP KASAN
[ 20.785047][ T315] CPU: 0 UID: 0 PID: 315 Comm: ip Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.785410][ T315] Tainted: [B]=BAD_PAGE
[ 20.785542][ T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.785789][ T315] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.786032][ T315] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 af 80 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 20.786652][ T315] RSP: 0018:ffffc90000ca6f08 EFLAGS: 00010046
[ 20.786893][ T315] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9484390a
[ 20.787168][ T315] RDX: fffffbfff319d4cd RSI: 0000000000000008 RDI: ffffffff98cea660
[ 20.787425][ T315] RBP: ffffc90000ca6f70 R08: 0000000000000001 R09: fffffbfff319d4cc
[ 20.787686][ T315] R10: ffffffff98cea667 R11: ffffc90000ca69c0 R12: 0000000000000000
[ 20.787968][ T315] R13: 0000000000000282 R14: ffff8880090fa000 R15: dffffc0000000000
[ 20.788247][ T315] FS: 00007f09ac782800(0000) GS:ffff88809d581000(0000) knlGS:0000000000000000
[ 20.788546][ T315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.788782][ T315] CR2: 0000000000000000 CR3: 000000000cb3b002 CR4: 0000000000772ef0
[ 20.789040][ T315] PKRU: 55555554
[ 20.789201][ T315] Call Trace:
[ 20.789337][ T315]
[ 20.789427][ T315] __cancel_work+0x7c/0x260
[ 20.789603][ T315] ? enable_delayed_work+0x10/0x10
[ 20.789792][ T315] ? br_multicast_leave_snoopers+0xc8/0x110
[ 20.790010][ T315] ? br_multicast_join_snoopers+0x110/0x110
[ 20.790238][ T315] __cancel_work_sync+0x18/0xc0
[ 20.790406][ T315] __dev_close_many+0x1cf/0x980
[ 20.790574][ T315] ? __sys_sendmsg+0x10b/0x1a0
[ 20.790768][ T315] ? netdev_notify_peers+0x20/0x20
[ 20.790952][ T315] ? netif_close_many+0x201/0x650
[ 20.791132][ T315] netif_close_many+0x201/0x650
[ 20.791309][ T315] ? __dev_close_many+0x980/0x980
[ 20.791476][ T315] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.791691][ T315] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.791919][ T315] ? __call_rcu_common.constprop.0+0x318/0x630
[ 20.792141][ T315] ? dev_ingress_queue_create+0x190/0x190
[ 20.792323][ T315] ? rtnl_is_locked+0x15/0x20
[ 20.792489][ T315] ? unregister_netdevice_queue+0x6f/0x410
[ 20.792709][ T315] ? kernfs_put.part.0+0x12d/0x480
[ 20.792892][ T315] ? unregister_netdevice_many+0x20/0x20
[ 20.793071][ T315] ? br_dev_delete+0x10d/0x190
[ 20.793253][ T315] rtnl_dellink+0x344/0xa30
[ 20.793420][ T315] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 20.793647][ T315] ? find_held_lock+0x2b/0x80
[ 20.793835][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.794015][ T315] ? find_held_lock+0x2b/0x80
[ 20.794193][ T315] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 20.794370][ T315] ? __lock_release+0x5d/0x170
[ 20.794535][ T315] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 20.794764][ T315] rtnetlink_rcv_msg+0x709/0xc00
[ 20.794947][ T315] ? rtnl_port_fill+0x850/0x850
[ 20.795122][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.795303][ T315] netlink_rcv_skb+0x121/0x340
[ 20.795468][ T315] ? rtnl_port_fill+0x850/0x850
[ 20.795646][ T315] ? netlink_ack+0xdd0/0xdd0
[ 20.795834][ T315] ? netlink_deliver_tap+0x13e/0x340
[ 20.796012][ T315] ? netlink_deliver_tap+0xc3/0x340
[ 20.796193][ T315] netlink_unicast+0x4aa/0x780
[ 20.796432][ T315] ? netlink_attachskb+0x810/0x810
[ 20.796598][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.796790][ T315] netlink_sendmsg+0x714/0xbd0
[ 20.796965][ T315] ? netlink_unicast+0x780/0x780
[ 20.797145][ T315] ? __import_iovec+0x230/0x3b0
[ 20.797327][ T315] ? netlink_unicast+0x780/0x780
[ 20.797494][ T315] ____sys_sendmsg+0x3dd/0x890
[ 20.797663][ T315] ? get_timestamp.constprop.0+0x380/0x380
[ 20.797910][ T315] ? __copy_msghdr+0x3c0/0x3c0
[ 20.798089][ T315] ___sys_sendmsg+0xed/0x170
[ 20.798268][ T315] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.798436][ T315] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 20.798646][ T315] ? copy_msghdr_from_user+0x110/0x110
[ 20.798833][ T315] ? find_held_lock+0x2b/0x80
[ 20.799013][ T315] ? __lock_acquire+0x449/0x7e0
[ 20.799201][ T315] ? find_held_lock+0x2b/0x80
[ 20.799378][ T315] ? __virt_addr_valid+0x22a/0x450
[ 20.799551][ T315] ? __lock_release+0x5d/0x170
[ 20.799744][ T315] __sys_sendmsg+0x10b/0x1a0
[ 20.799924][ T315] ? __call_rcu_common.constprop.0+0x318/0x630
[ 20.800144][ T315] ? __sys_sendmsg_sock+0x20/0x20
[ 20.800326][ T315] ? rcu_is_watching+0x12/0xb0
[ 20.800494][ T315] do_syscall_64+0xc1/0xfd0
[ 20.800673][ T315] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 20.800908][ T315] RIP: 0033:0x7f09ac9501d7
[ 20.801101][ T315] 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
[ 20.801732][ T315] RSP: 002b:00007fff8c3c40d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.802013][ T315] RAX: ffffffffffffffda RBX: 00007fff8c3c4800 RCX: 00007f09ac9501d7
[ 20.802287][ T315] RDX: 0000000000000000 RSI: 00007fff8c3c4140 RDI: 0000000000000005
[ 20.802544][ T315] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 20.802823][ T315] R10: 00007f09ac84cf60 R11: 0000000000000246 R12: 0000000000000001
[ 20.803097][ T315] R13: 00000000691cca90 R14: 0000000000499600 R15: 0000000000000000
[ 20.803364][ T315]
[ 20.803494][ T315] Modules linked in:
[ 20.803644][ T315] CR2: 0000000000000000
[ 20.803792][ T315] ---[ end trace 0000000000000000 ]---
[ 20.803979][ T315] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.804220][ T315] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 af 80 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 20.804830][ T315] RSP: 0018:ffffc90000ca6f08 EFLAGS: 00010046
[ 20.805052][ T315] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9484390a
[ 20.805324][ T315] RDX: fffffbfff319d4cd RSI: 0000000000000008 RDI: ffffffff98cea660
[ 20.805589][ T315] RBP: ffffc90000ca6f70 R08: 0000000000000001 R09: fffffbfff319d4cc
[ 20.805862][ T315] R10: ffffffff98cea667 R11: ffffc90000ca69c0 R12: 0000000000000000
[ 20.806131][ T315] R13: 0000000000000282 R14: ffff8880090fa000 R15: dffffc0000000000
[ 20.806392][ T315] FS: 00007f09ac782800(0000) GS:ffff88809d581000(0000) knlGS:0000000000000000
[ 20.806691][ T315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.806939][ T315] CR2: 0000000000000000 CR3: 000000000cb3b002 CR4: 0000000000772ef0
[ 20.807198][ T315] PKRU: 55555554
[ 20.807335][ T315] Kernel panic - not syncing: Fatal exception
[ 20.807746][ T315] Kernel Offset: 0x13200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 20.808166][ T315] ---[ end Kernel panic - not syncing: Fatal exception ]---
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