[ 16.948839][ T289] 8021q: 802.1Q VLAN Support v1.8
[ 19.322291][ T312] br0: port 1(veth1) entered blocking state
[ 19.322850][ T312] br0: port 1(veth1) entered disabled state
[ 19.323566][ T312] veth1: entered allmulticast mode
[ 19.327053][ T312] veth1: entered promiscuous mode
[ 19.442633][ T314] br0: port 2(veth2) entered blocking state
[ 19.443085][ T314] br0: port 2(veth2) entered disabled state
[ 19.443505][ T314] veth2: entered allmulticast mode
[ 19.447103][ T314] veth2: entered promiscuous mode
[ 19.660246][ T38] br0: port 1(veth1) entered blocking state
[ 19.660780][ T38] br0: port 1(veth1) entered forwarding state
[ 19.770906][ T45] br0: port 2(veth2) entered blocking state
[ 19.771344][ T45] br0: port 2(veth2) entered forwarding state
[ 52.298808][ T407] ==================================================================
[ 52.299196][ T407] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 52.299552][ T407] Write of size 8 at addr 0000000000000000 by task ip/407
[ 52.299813][ T407]
[ 52.299921][ T407] CPU: 0 UID: 0 PID: 407 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 52.299926][ T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 52.299929][ T407] Call Trace:
[ 52.299932][ T407]
[ 52.299934][ T407] dump_stack_lvl+0x82/0xc0
[ 52.299945][ T407] ? try_to_grab_pending+0x81/0x6c0
[ 52.299949][ T407] kasan_report+0xca/0x100
[ 52.299957][ T407] ? try_to_grab_pending+0x81/0x6c0
[ 52.299962][ T407] kasan_check_range+0x39/0x1b0
[ 52.299966][ T407] try_to_grab_pending+0x81/0x6c0
[ 52.299971][ T407] __cancel_work+0x7c/0x260
[ 52.299975][ T407] ? enable_delayed_work+0x10/0x10
[ 52.299979][ T407] ? queue_delayed_work_on+0xa0/0xa0
[ 52.299982][ T407] ? lockdep_hardirqs_on+0x7c/0x110
[ 52.299989][ T407] __cancel_work_sync+0x18/0xc0
[ 52.299993][ T407] __dev_close_many+0x1ce/0x810
[ 52.300006][ T407] ? netdev_notify_peers+0x20/0x20
[ 52.300013][ T407] ? __local_bh_enable_ip+0xa9/0x120
[ 52.300021][ T407] __dev_change_flags+0x24b/0x6c0
[ 52.300025][ T407] ? __free_zapped_classes+0x90/0x90
[ 52.300031][ T407] ? netif_set_allmulti+0x360/0x360
[ 52.300033][ T407] ? __lock_release+0x5d/0x170
[ 52.300040][ T407] netif_change_flags+0x80/0x160
[ 52.300044][ T407] do_setlink.constprop.0+0x97c/0x2460
[ 52.300051][ T407] ? rtnl_newlink_create+0x770/0x770
[ 52.300056][ T407] ? rcu_read_lock_any_held+0x3f/0xa0
[ 52.300064][ T407] ? validate_chain+0x15e/0x4d0
[ 52.300072][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.300080][ T407] ? __mutex_trylock_common+0xf9/0x260
[ 52.300086][ T407] ? __mutex_handoff+0x2b0/0x2b0
[ 52.300090][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.300095][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.300098][ T407] ? trace_contention_end+0xd8/0x140
[ 52.300102][ T407] ? __mutex_lock+0x19f/0x1190
[ 52.300112][ T407] ? __create_object+0x5e/0xb0
[ 52.300118][ T407] ? __lock_release+0x5d/0x170
[ 52.300122][ T407] ? rtnl_newlink+0x64a/0xa60
[ 52.300125][ T407] ? ww_mutex_lock+0x160/0x160
[ 52.300129][ T407] ? trace_cap_capable+0x10b/0x180
[ 52.300137][ T407] ? __rtnl_newlink+0x40a/0xa30
[ 52.300142][ T407] rtnl_newlink+0x693/0xa60
[ 52.300147][ T407] ? __rtnl_newlink+0xa30/0xa30
[ 52.300150][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.300156][ T407] ? find_held_lock+0x2b/0x80
[ 52.300160][ T407] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 52.300162][ T407] ? __lock_release+0x5d/0x170
[ 52.300168][ T407] ? __rtnl_newlink+0xa30/0xa30
[ 52.300174][ T407] rtnetlink_rcv_msg+0x709/0xc00
[ 52.300179][ T407] ? rtnl_port_fill+0x850/0x850
[ 52.300182][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.300192][ T407] netlink_rcv_skb+0x121/0x340
[ 52.300198][ T407] ? rtnl_port_fill+0x850/0x850
[ 52.300205][ T407] ? netlink_ack+0xdd0/0xdd0
[ 52.300215][ T407] ? netlink_deliver_tap+0x13e/0x340
[ 52.300219][ T407] ? netlink_deliver_tap+0xc3/0x340
[ 52.300223][ T407] netlink_unicast+0x4aa/0x780
[ 52.300227][ T407] ? netlink_attachskb+0x810/0x810
[ 52.300232][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.300238][ T407] netlink_sendmsg+0x714/0xbd0
[ 52.300242][ T407] ? netlink_unicast+0x780/0x780
[ 52.300246][ T407] ? __import_iovec+0x230/0x3b0
[ 52.300256][ T407] ? netlink_unicast+0x780/0x780
[ 52.300260][ T407] ____sys_sendmsg+0x3dd/0x890
[ 52.300266][ T407] ? get_timestamp.constprop.0+0x380/0x380
[ 52.300270][ T407] ? __copy_msghdr+0x3c0/0x3c0
[ 52.300277][ T407] ___sys_sendmsg+0xed/0x170
[ 52.300280][ T407] ? kasan_record_aux_stack+0x8c/0xa0
[ 52.300283][ T407] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 52.300290][ T407] ? copy_msghdr_from_user+0x110/0x110
[ 52.300296][ T407] ? find_held_lock+0x2b/0x80
[ 52.300303][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.300312][ T407] ? find_held_lock+0x2b/0x80
[ 52.300316][ T407] ? __virt_addr_valid+0x22a/0x450
[ 52.300324][ T407] ? __lock_release+0x5d/0x170
[ 52.300331][ T407] __sys_sendmsg+0x10b/0x1a0
[ 52.300334][ T407] ? __call_rcu_common.constprop.0+0x318/0x630
[ 52.300338][ T407] ? __sys_sendmsg_sock+0x20/0x20
[ 52.300346][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.300350][ T407] do_syscall_64+0xc1/0xfd0
[ 52.300358][ T407] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 52.300362][ T407] RIP: 0033:0x7f0737ca51d7
[ 52.300367][ T407] 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
[ 52.300371][ T407] RSP: 002b:00007ffe1d71ce48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 52.300377][ T407] RAX: ffffffffffffffda RBX: 00007ffe1d71d570 RCX: 00007f0737ca51d7
[ 52.300379][ T407] RDX: 0000000000000000 RSI: 00007ffe1d71ceb0 RDI: 0000000000000005
[ 52.300382][ T407] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 52.300384][ T407] R10: 00007f0737ba1f60 R11: 0000000000000246 R12: 0000000000000003
[ 52.300388][ T407] R13: 00000000691cc845 R14: 0000000000499600 R15: 0000000000000000
[ 52.300398][ T407]
[ 52.300401][ T407] ==================================================================
[ 52.319981][ T407] Disabling lock debugging due to kernel taint
[ 52.320377][ T407] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 52.320664][ T407] #PF: supervisor write access in kernel mode
[ 52.320889][ T407] #PF: error_code(0x0002) - not-present page
[ 52.321240][ T407] PGD b9af067 P4D b9af067 PUD 9ff8067 PMD 0
[ 52.321485][ T407] Oops: Oops: 0002 [#1] SMP KASAN
[ 52.321681][ T407] CPU: 0 UID: 0 PID: 407 Comm: ip Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 52.322200][ T407] Tainted: [B]=BAD_PAGE
[ 52.322350][ T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 52.322583][ T407] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 52.322824][ T407] 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 7f 7f 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 52.323604][ T407] RSP: 0018:ffffc900007b6f40 EFLAGS: 00010046
[ 52.323945][ T407] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8cc4090a
[ 52.324244][ T407] RDX: fffffbfff21cf2cd RSI: 0000000000000008 RDI: ffffffff90e79660
[ 52.324523][ T407] RBP: ffffc900007b6fa8 R08: 0000000000000001 R09: fffffbfff21cf2cc
[ 52.324915][ T407] R10: ffffffff90e79667 R11: ffffc900007b6a00 R12: 0000000000000000
[ 52.325201][ T407] R13: 0000000000000282 R14: ffff8880080ec000 R15: dffffc0000000000
[ 52.325490][ T407] FS: 00007f0737ad7800(0000) GS:ffff8880a53f2000(0000) knlGS:0000000000000000
[ 52.325922][ T407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.326164][ T407] CR2: 0000000000000000 CR3: 000000000553f005 CR4: 0000000000772ef0
[ 52.326549][ T407] PKRU: 55555554
[ 52.326695][ T407] Call Trace:
[ 52.326833][ T407]
[ 52.326929][ T407] __cancel_work+0x7c/0x260
[ 52.327129][ T407] ? enable_delayed_work+0x10/0x10
[ 52.327428][ T407] ? queue_delayed_work_on+0xa0/0xa0
[ 52.327607][ T407] ? lockdep_hardirqs_on+0x7c/0x110
[ 52.327800][ T407] __cancel_work_sync+0x18/0xc0
[ 52.327971][ T407] __dev_close_many+0x1ce/0x810
[ 52.328294][ T407] ? netdev_notify_peers+0x20/0x20
[ 52.328476][ T407] ? __local_bh_enable_ip+0xa9/0x120
[ 52.328653][ T407] __dev_change_flags+0x24b/0x6c0
[ 52.328836][ T407] ? __free_zapped_classes+0x90/0x90
[ 52.329035][ T407] ? netif_set_allmulti+0x360/0x360
[ 52.329222][ T407] ? __lock_release+0x5d/0x170
[ 52.329403][ T407] netif_change_flags+0x80/0x160
[ 52.329575][ T407] do_setlink.constprop.0+0x97c/0x2460
[ 52.329872][ T407] ? rtnl_newlink_create+0x770/0x770
[ 52.330056][ T407] ? rcu_read_lock_any_held+0x3f/0xa0
[ 52.330250][ T407] ? validate_chain+0x15e/0x4d0
[ 52.330460][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.330746][ T407] ? __mutex_trylock_common+0xf9/0x260
[ 52.330916][ T407] ? __mutex_handoff+0x2b0/0x2b0
[ 52.331101][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.331284][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.331567][ T407] ? trace_contention_end+0xd8/0x140
[ 52.331746][ T407] ? __mutex_lock+0x19f/0x1190
[ 52.331919][ T407] ? __create_object+0x5e/0xb0
[ 52.332135][ T407] ? __lock_release+0x5d/0x170
[ 52.332431][ T407] ? rtnl_newlink+0x64a/0xa60
[ 52.332601][ T407] ? ww_mutex_lock+0x160/0x160
[ 52.332792][ T407] ? trace_cap_capable+0x10b/0x180
[ 52.332963][ T407] ? __rtnl_newlink+0x40a/0xa30
[ 52.333267][ T407] rtnl_newlink+0x693/0xa60
[ 52.333447][ T407] ? __rtnl_newlink+0xa30/0xa30
[ 52.333617][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.333813][ T407] ? find_held_lock+0x2b/0x80
[ 52.334112][ T407] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 52.334292][ T407] ? __lock_release+0x5d/0x170
[ 52.334471][ T407] ? __rtnl_newlink+0xa30/0xa30
[ 52.334640][ T407] rtnetlink_rcv_msg+0x709/0xc00
[ 52.334934][ T407] ? rtnl_port_fill+0x850/0x850
[ 52.335119][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.335304][ T407] netlink_rcv_skb+0x121/0x340
[ 52.335488][ T407] ? rtnl_port_fill+0x850/0x850
[ 52.335777][ T407] ? netlink_ack+0xdd0/0xdd0
[ 52.335959][ T407] ? netlink_deliver_tap+0x13e/0x340
[ 52.336147][ T407] ? netlink_deliver_tap+0xc3/0x340
[ 52.336329][ T407] netlink_unicast+0x4aa/0x780
[ 52.336617][ T407] ? netlink_attachskb+0x810/0x810
[ 52.336804][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.336985][ T407] netlink_sendmsg+0x714/0xbd0
[ 52.337178][ T407] ? netlink_unicast+0x780/0x780
[ 52.337467][ T407] ? __import_iovec+0x230/0x3b0
[ 52.337638][ T407] ? netlink_unicast+0x780/0x780
[ 52.337816][ T407] ____sys_sendmsg+0x3dd/0x890
[ 52.337995][ T407] ? get_timestamp.constprop.0+0x380/0x380
[ 52.338348][ T407] ? __copy_msghdr+0x3c0/0x3c0
[ 52.338534][ T407] ___sys_sendmsg+0xed/0x170
[ 52.338723][ T407] ? kasan_record_aux_stack+0x8c/0xa0
[ 52.338901][ T407] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 52.339135][ T407] ? copy_msghdr_from_user+0x110/0x110
[ 52.339313][ T407] ? find_held_lock+0x2b/0x80
[ 52.339495][ T407] ? __lock_acquire+0x449/0x7e0
[ 52.339678][ T407] ? find_held_lock+0x2b/0x80
[ 52.339963][ T407] ? __virt_addr_valid+0x22a/0x450
[ 52.340159][ T407] ? __lock_release+0x5d/0x170
[ 52.340344][ T407] __sys_sendmsg+0x10b/0x1a0
[ 52.340531][ T407] ? __call_rcu_common.constprop.0+0x318/0x630
[ 52.340865][ T407] ? __sys_sendmsg_sock+0x20/0x20
[ 52.341051][ T407] ? rcu_is_watching+0x12/0xb0
[ 52.341238][ T407] do_syscall_64+0xc1/0xfd0
[ 52.341526][ T407] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 52.341761][ T407] RIP: 0033:0x7f0737ca51d7
[ 52.341967][ T407] 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
[ 52.342737][ T407] RSP: 002b:00007ffe1d71ce48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 52.343016][ T407] RAX: ffffffffffffffda RBX: 00007ffe1d71d570 RCX: 00007f0737ca51d7
[ 52.343427][ T407] RDX: 0000000000000000 RSI: 00007ffe1d71ceb0 RDI: 0000000000000005
[ 52.343713][ T407] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 52.343985][ T407] R10: 00007f0737ba1f60 R11: 0000000000000246 R12: 0000000000000003
[ 52.344385][ T407] R13: 00000000691cc845 R14: 0000000000499600 R15: 0000000000000000
[ 52.344668][ T407]
[ 52.344814][ T407] Modules linked in: act_vlan cls_flower sch_ingress bridge stp llc 8021q vrf veth
[ 52.345266][ T407] CR2: 0000000000000000
[ 52.345408][ T407] ---[ end trace 0000000000000000 ]---
[ 52.345583][ T407] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 52.345926][ T407] 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 7f 7f 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 52.346571][ T407] RSP: 0018:ffffc900007b6f40 EFLAGS: 00010046
[ 52.346914][ T407] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8cc4090a
[ 52.347197][ T407] RDX: fffffbfff21cf2cd RSI: 0000000000000008 RDI: ffffffff90e79660
[ 52.347585][ T407] RBP: ffffc900007b6fa8 R08: 0000000000000001 R09: fffffbfff21cf2cc
[ 52.347856][ T407] R10: ffffffff90e79667 R11: ffffc900007b6a00 R12: 0000000000000000
[ 52.348130][ T407] R13: 0000000000000282 R14: ffff8880080ec000 R15: dffffc0000000000
[ 52.348522][ T407] FS: 00007f0737ad7800(0000) GS:ffff8880a53f2000(0000) knlGS:0000000000000000
[ 52.348845][ T407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.349081][ T407] CR2: 0000000000000000 CR3: 000000000553f005 CR4: 0000000000772ef0
[ 52.349469][ T407] PKRU: 55555554
[ 52.349610][ T407] Kernel panic - not syncing: Fatal exception
[ 52.349935][ T407] Kernel Offset: 0xb600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 52.350494][ T407] ---[ end Kernel panic - not syncing: Fatal exception ]---
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