[ 19.481943][ T244] openvswitch: Open vSwitch switching datapath
[ 25.979939][ T273] netlink: 'python3': attribute type 2 has an invalid length.
[ 25.998737][ T273] arpping: entered promiscuous mode
[ 31.515146][ T324] c0: entered promiscuous mode
[ 36.675219][ T372] s0: entered promiscuous mode
[ 46.550034][ T438] ==================================================================
[ 46.550455][ T438] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 46.550834][ T438] Write of size 8 at addr 0000000000000000 by task ip/438
[ 46.551108][ T438]
[ 46.551231][ T438] CPU: 1 UID: 0 PID: 438 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 46.551239][ T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.551243][ T438] Call Trace:
[ 46.551248][ T438]
[ 46.551252][ T438] dump_stack_lvl+0x82/0xc0
[ 46.551267][ T438] ? try_to_grab_pending+0x81/0x6c0
[ 46.551271][ T438] kasan_report+0xca/0x100
[ 46.551288][ T438] ? try_to_grab_pending+0x81/0x6c0
[ 46.551293][ T438] kasan_check_range+0x39/0x1b0
[ 46.551298][ T438] try_to_grab_pending+0x81/0x6c0
[ 46.551302][ T438] __cancel_work+0x7c/0x260
[ 46.551308][ T438] ? enable_delayed_work+0x10/0x10
[ 46.551314][ T438] ? queue_delayed_work_on+0x6a/0xa0
[ 46.551319][ T438] __cancel_work_sync+0x18/0xc0
[ 46.551323][ T438] __dev_close_many+0x1cf/0x980
[ 46.551332][ T438] ? netdev_notify_peers+0x20/0x20
[ 46.551336][ T438] ? netif_close_many+0x201/0x650
[ 46.551340][ T438] netif_close_many+0x201/0x650
[ 46.551343][ T438] ? __mutex_handoff+0x2b0/0x2b0
[ 46.551354][ T438] ? __dev_close_many+0x980/0x980
[ 46.551357][ T438] ? netif_close_many_and_unlock+0x21/0x2a0
[ 46.551362][ T438] unregister_netdevice_many_notify+0x30a/0x1c90
[ 46.551367][ T438] ? rtnl_dellink+0x227/0xa30
[ 46.551374][ T438] ? mutex_is_locked+0x1c/0x50
[ 46.551377][ T438] ? dev_ingress_queue_create+0x190/0x190
[ 46.551381][ T438] ? rtnl_is_locked+0x15/0x20
[ 46.551383][ T438] ? unregister_netdevice_queue+0x6f/0x410
[ 46.551386][ T438] ? unregister_netdevice_many+0x20/0x20
[ 46.551390][ T438] ? unregister_netdevice_many+0x20/0x20
[ 46.551398][ T438] rtnl_dellink+0x344/0xa30
[ 46.551402][ T438] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 46.551422][ T438] ? find_held_lock+0x2b/0x80
[ 46.551428][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.551433][ T438] ? find_held_lock+0x2b/0x80
[ 46.551437][ T438] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 46.551440][ T438] ? __lock_release+0x5d/0x170
[ 46.551444][ T438] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 46.551448][ T438] rtnetlink_rcv_msg+0x709/0xc00
[ 46.551452][ T438] ? rtnl_port_fill+0x890/0x890
[ 46.551455][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.551461][ T438] netlink_rcv_skb+0x121/0x340
[ 46.551470][ T438] ? rtnl_port_fill+0x890/0x890
[ 46.551474][ T438] ? netlink_ack+0xdf0/0xdf0
[ 46.551481][ T438] ? netlink_deliver_tap+0x13e/0x340
[ 46.551483][ T438] ? netlink_deliver_tap+0xc3/0x340
[ 46.551487][ T438] netlink_unicast+0x4aa/0x780
[ 46.551491][ T438] ? netlink_attachskb+0x810/0x810
[ 46.551494][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.551499][ T438] netlink_sendmsg+0x714/0xbd0
[ 46.551503][ T438] ? netlink_unicast+0x780/0x780
[ 46.551506][ T438] ? __import_iovec+0x230/0x3b0
[ 46.551516][ T438] ? netlink_unicast+0x780/0x780
[ 46.551519][ T438] ____sys_sendmsg+0x3dd/0x890
[ 46.551525][ T438] ? get_timestamp.constprop.0+0x370/0x370
[ 46.551527][ T438] ? __copy_msghdr+0x3c0/0x3c0
[ 46.551536][ T438] ___sys_sendmsg+0xed/0x170
[ 46.551538][ T438] ? kasan_record_aux_stack+0x8c/0xa0
[ 46.551542][ T438] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 46.551550][ T438] ? copy_msghdr_from_user+0x110/0x110
[ 46.551554][ T438] ? find_held_lock+0x2b/0x80
[ 46.551559][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.551564][ T438] ? find_held_lock+0x2b/0x80
[ 46.551568][ T438] ? __virt_addr_valid+0x22a/0x450
[ 46.551583][ T438] ? __lock_release+0x5d/0x170
[ 46.551589][ T438] __sys_sendmsg+0x10b/0x1a0
[ 46.551592][ T438] ? __call_rcu_common.constprop.0+0x318/0x630
[ 46.551594][ T438] ? __sys_sendmsg_sock+0x20/0x20
[ 46.551601][ T438] ? rcu_is_watching+0x12/0xb0
[ 46.551610][ T438] do_syscall_64+0xc1/0xfd0
[ 46.551618][ T438] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 46.551627][ T438] RIP: 0033:0x7f4eee55c1d7
[ 46.551635][ T438] 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
[ 46.551638][ T438] RSP: 002b:00007ffff1ae34a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 46.551648][ T438] RAX: ffffffffffffffda RBX: 00007ffff1ae3bd0 RCX: 00007f4eee55c1d7
[ 46.551650][ T438] RDX: 0000000000000000 RSI: 00007ffff1ae3510 RDI: 0000000000000005
[ 46.551652][ T438] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 46.551656][ T438] R10: 00007f4eee458f60 R11: 0000000000000246 R12: 0000000000000001
[ 46.551658][ T438] R13: 00000000691cbb53 R14: 0000000000499600 R15: 0000000000000000
[ 46.551665][ T438]
[ 46.551666][ T438] ==================================================================
[ 46.570063][ T438] Disabling lock debugging due to kernel taint
[ 46.570353][ T438] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 46.570666][ T438] #PF: supervisor write access in kernel mode
[ 46.570925][ T438] #PF: error_code(0x0002) - not-present page
[ 46.571186][ T438] PGD ea7d067 P4D ea7d067 PUD 9c1e067 PMD 0
[ 46.571456][ T438] Oops: Oops: 0002 [#1] SMP KASAN
[ 46.571680][ T438] CPU: 1 UID: 0 PID: 438 Comm: ip Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 46.572104][ T438] Tainted: [B]=BAD_PAGE
[ 46.572267][ T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.572536][ T438] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 46.572821][ T438] 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 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 46.573559][ T438] RSP: 0018:ffffc90000d5ef08 EFLAGS: 00010046
[ 46.573825][ T438] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffab849b8a
[ 46.574145][ T438] RDX: fffffbfff60acacd RSI: 0000000000000008 RDI: ffffffffb0565660
[ 46.574462][ T438] RBP: ffffc90000d5ef70 R08: 0000000000000001 R09: fffffbfff60acacc
[ 46.574780][ T438] R10: ffffffffb0565667 R11: ffffc90000d5e9c0 R12: 0000000000000000
[ 46.575097][ T438] R13: 0000000000000282 R14: ffff88800b9ac000 R15: dffffc0000000000
[ 46.575420][ T438] FS: 00007f4eee38e800(0000) GS:ffff8880bcb87000(0000) knlGS:0000000000000000
[ 46.575781][ T438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.576041][ T438] CR2: 0000000000000000 CR3: 000000000b2cb006 CR4: 0000000000772ef0
[ 46.576357][ T438] PKRU: 55555554
[ 46.576531][ T438] Call Trace:
[ 46.576696][ T438]
[ 46.576813][ T438] __cancel_work+0x7c/0x260
[ 46.577044][ T438] ? enable_delayed_work+0x10/0x10
[ 46.577262][ T438] ? queue_delayed_work_on+0x6a/0xa0
[ 46.577471][ T438] __cancel_work_sync+0x18/0xc0
[ 46.577677][ T438] __dev_close_many+0x1cf/0x980
[ 46.577884][ T438] ? netdev_notify_peers+0x20/0x20
[ 46.578089][ T438] ? netif_close_many+0x201/0x650
[ 46.578299][ T438] netif_close_many+0x201/0x650
[ 46.578512][ T438] ? __mutex_handoff+0x2b0/0x2b0
[ 46.578720][ T438] ? __dev_close_many+0x980/0x980
[ 46.578928][ T438] ? netif_close_many_and_unlock+0x21/0x2a0
[ 46.579185][ T438] unregister_netdevice_many_notify+0x30a/0x1c90
[ 46.579447][ T438] ? rtnl_dellink+0x227/0xa30
[ 46.579655][ T438] ? mutex_is_locked+0x1c/0x50
[ 46.579862][ T438] ? dev_ingress_queue_create+0x190/0x190
[ 46.580069][ T438] ? rtnl_is_locked+0x15/0x20
[ 46.580280][ T438] ? unregister_netdevice_queue+0x6f/0x410
[ 46.580535][ T438] ? unregister_netdevice_many+0x20/0x20
[ 46.580741][ T438] ? unregister_netdevice_many+0x20/0x20
[ 46.580955][ T438] rtnl_dellink+0x344/0xa30
[ 46.581191][ T438] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 46.581463][ T438] ? find_held_lock+0x2b/0x80
[ 46.581680][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.581896][ T438] ? find_held_lock+0x2b/0x80
[ 46.582106][ T438] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 46.582316][ T438] ? __lock_release+0x5d/0x170
[ 46.582524][ T438] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 46.582781][ T438] rtnetlink_rcv_msg+0x709/0xc00
[ 46.582988][ T438] ? rtnl_port_fill+0x890/0x890
[ 46.583192][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.583407][ T438] netlink_rcv_skb+0x121/0x340
[ 46.583613][ T438] ? rtnl_port_fill+0x890/0x890
[ 46.583823][ T438] ? netlink_ack+0xdf0/0xdf0
[ 46.584029][ T438] ? netlink_deliver_tap+0x13e/0x340
[ 46.584337][ T438] ? netlink_deliver_tap+0xc3/0x340
[ 46.584542][ T438] netlink_unicast+0x4aa/0x780
[ 46.584748][ T438] ? netlink_attachskb+0x810/0x810
[ 46.584960][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.585265][ T438] netlink_sendmsg+0x714/0xbd0
[ 46.585471][ T438] ? netlink_unicast+0x780/0x780
[ 46.585674][ T438] ? __import_iovec+0x230/0x3b0
[ 46.585882][ T438] ? netlink_unicast+0x780/0x780
[ 46.586187][ T438] ____sys_sendmsg+0x3dd/0x890
[ 46.586393][ T438] ? get_timestamp.constprop.0+0x370/0x370
[ 46.586657][ T438] ? __copy_msghdr+0x3c0/0x3c0
[ 46.586874][ T438] ___sys_sendmsg+0xed/0x170
[ 46.587180][ T438] ? kasan_record_aux_stack+0x8c/0xa0
[ 46.587387][ T438] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 46.587643][ T438] ? copy_msghdr_from_user+0x110/0x110
[ 46.587848][ T438] ? find_held_lock+0x2b/0x80
[ 46.588156][ T438] ? __lock_acquire+0x449/0x7e0
[ 46.588361][ T438] ? find_held_lock+0x2b/0x80
[ 46.588574][ T438] ? __virt_addr_valid+0x22a/0x450
[ 46.588781][ T438] ? __lock_release+0x5d/0x170
[ 46.589086][ T438] __sys_sendmsg+0x10b/0x1a0
[ 46.589290][ T438] ? __call_rcu_common.constprop.0+0x318/0x630
[ 46.589545][ T438] ? __sys_sendmsg_sock+0x20/0x20
[ 46.589854][ T438] ? rcu_is_watching+0x12/0xb0
[ 46.590064][ T438] do_syscall_64+0xc1/0xfd0
[ 46.590270][ T438] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 46.590534][ T438] RIP: 0033:0x7f4eee55c1d7
[ 46.590872][ T438] 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
[ 46.591604][ T438] RSP: 002b:00007ffff1ae34a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 46.592027][ T438] RAX: ffffffffffffffda RBX: 00007ffff1ae3bd0 RCX: 00007f4eee55c1d7
[ 46.592335][ T438] RDX: 0000000000000000 RSI: 00007ffff1ae3510 RDI: 0000000000000005
[ 46.592742][ T438] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 46.593055][ T438] R10: 00007f4eee458f60 R11: 0000000000000246 R12: 0000000000000001
[ 46.593363][ T438] R13: 00000000691cbb53 R14: 0000000000499600 R15: 0000000000000000
[ 46.593792][ T438]
[ 46.593959][ T438] Modules linked in: openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh
[ 46.594407][ T438] CR2: 0000000000000000
[ 46.594669][ T438] ---[ end trace 0000000000000000 ]---
[ 46.594881][ T438] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 46.595168][ T438] 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 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 46.595989][ T438] RSP: 0018:ffffc90000d5ef08 EFLAGS: 00010046
[ 46.596254][ T438] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffab849b8a
[ 46.596681][ T438] RDX: fffffbfff60acacd RSI: 0000000000000008 RDI: ffffffffb0565660
[ 46.597003][ T438] RBP: ffffc90000d5ef70 R08: 0000000000000001 R09: fffffbfff60acacc
[ 46.597327][ T438] R10: ffffffffb0565667 R11: ffffc90000d5e9c0 R12: 0000000000000000
[ 46.597741][ T438] R13: 0000000000000282 R14: ffff88800b9ac000 R15: dffffc0000000000
[ 46.598050][ T438] FS: 00007f4eee38e800(0000) GS:ffff8880bcb87000(0000) knlGS:0000000000000000
[ 46.598525][ T438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.598787][ T438] CR2: 0000000000000000 CR3: 000000000b2cb006 CR4: 0000000000772ef0
[ 46.599097][ T438] PKRU: 55555554
[ 46.599252][ T438] Kernel panic - not syncing: Fatal exception
[ 46.599620][ T438] Kernel Offset: 0x2a200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 46.600111][ T438] ---[ end Kernel panic - not syncing: Fatal exception ]---
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