[ 17.286447][ T250] ip (250) used greatest stack depth: 23520 bytes left
[ 23.742818][ T313] gre: GRE over IPv4 demultiplexer driver
[ 23.790209][ T313] ip_gre: GRE over IPv4 tunneling driver
[ 24.930810][ T323] GACT probability NOT on
[ 25.228188][ T325] ip6_gre: GRE over IPv6 tunneling driver
[ 25.465666][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 25.647121][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 25.945831][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 26.600647][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 26.985053][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 26.986202][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 27.036587][ T339] br1: port 1(veth1) entered blocking state
[ 27.037172][ T339] br1: port 1(veth1) entered disabled state
[ 27.037811][ T339] veth1: entered allmulticast mode
[ 27.042508][ T339] veth1: entered promiscuous mode
[ 27.197899][ T72] br1: port 1(veth1) entered blocking state
[ 27.198910][ T72] br1: port 1(veth1) entered forwarding state
[ 27.280620][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 27.368477][ T341] br1: port 2(veth2) entered blocking state
[ 27.369151][ T341] br1: port 2(veth2) entered disabled state
[ 27.388623][ T341] veth2: entered allmulticast mode
[ 27.394494][ T341] veth2: entered promiscuous mode
[ 27.546543][ T35] br1: port 2(veth2) entered blocking state
[ 27.547316][ T35] br1: port 2(veth2) entered forwarding state
[ 28.471875][ T58] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 28.705674][ T58] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 29.352817][ T12] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 29.361493][ T357] 8021q: 802.1Q VLAN Support v1.8
[ 29.680016][ T360] br2: port 1(veth4.555) entered blocking state
[ 29.680788][ T360] br2: port 1(veth4.555) entered disabled state
[ 29.681562][ T360] veth4.555: entered allmulticast mode
[ 29.682074][ T360] veth4: entered allmulticast mode
[ 29.688232][ T360] veth4.555: entered promiscuous mode
[ 29.688859][ T360] veth4: entered promiscuous mode
[ 29.691005][ T360] br2: port 1(veth4.555) entered blocking state
[ 29.691969][ T360] br2: port 1(veth4.555) entered forwarding state
[ 31.208647][ C0] ip6_tnl_xmit_ctl: 2 callbacks suppressed
[ 31.208661][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 31.272573][ T58] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 37.726086][ T393] Mirror/redirect action on
[ 39.400816][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 56.296660][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 91.624776][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 99.265876][ T651] br2: port 1(veth4.555) entered disabled state
[ 105.768144][ T673] br2: port 1(veth4.555) entered forwarding state
[ 118.725483][ T733] br2: port 1(veth4.555) entered disabled state
[ 125.192985][ T755] br2: port 1(veth4.555) entered forwarding state
[ 132.047150][ T785] ==================================================================
[ 132.047623][ T785] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 132.048065][ T785] Read of size 1 at addr ffff8880070616ac by task ip/785
[ 132.048422][ T785]
[ 132.048563][ T785] CPU: 1 UID: 0 PID: 785 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 132.048570][ T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 132.048578][ T785] Call Trace:
[ 132.048583][ T785]
[ 132.048585][ T785] dump_stack_lvl+0x82/0xc0
[ 132.048594][ T785] print_address_description.constprop.0+0x2c/0x3a0
[ 132.048613][ T785] ? kobject_put+0xbb/0xd0
[ 132.048618][ T785] print_report+0xb4/0x270
[ 132.048623][ T785] ? kobject_put+0xbb/0xd0
[ 132.048627][ T785] ? kasan_addr_to_slab+0x21/0x70
[ 132.048632][ T785] ? kobject_put+0xbb/0xd0
[ 132.048636][ T785] kasan_report+0xca/0x100
[ 132.048641][ T785] ? kobject_put+0xbb/0xd0
[ 132.048649][ T785] kobject_put+0xbb/0xd0
[ 132.048654][ T785] netdev_run_todo+0x5f0/0xc60
[ 132.048666][ T785] ? dev_ingress_queue_create+0x190/0x190
[ 132.048671][ T785] ? generic_xdp_install+0x410/0x410
[ 132.048677][ T785] ? lockdep_hardirqs_on+0x7c/0x110
[ 132.048689][ T785] rtnl_dellink+0x350/0xa30
[ 132.048698][ T785] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 132.048730][ T785] ? find_held_lock+0x2b/0x80
[ 132.048748][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.048758][ T785] ? find_held_lock+0x2b/0x80
[ 132.048763][ T785] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 132.048766][ T785] ? __lock_release+0x5d/0x170
[ 132.048773][ T785] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 132.048778][ T785] rtnetlink_rcv_msg+0x709/0xc00
[ 132.048783][ T785] ? rtnl_port_fill+0x850/0x850
[ 132.048787][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.048798][ T785] netlink_rcv_skb+0x121/0x340
[ 132.048807][ T785] ? rtnl_port_fill+0x850/0x850
[ 132.048812][ T785] ? netlink_ack+0xdd0/0xdd0
[ 132.048823][ T785] ? netlink_deliver_tap+0x13e/0x340
[ 132.048827][ T785] ? netlink_deliver_tap+0xc3/0x340
[ 132.048833][ T785] netlink_unicast+0x4aa/0x780
[ 132.048839][ T785] ? netlink_attachskb+0x810/0x810
[ 132.048845][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.048853][ T785] netlink_sendmsg+0x714/0xbd0
[ 132.048860][ T785] ? netlink_unicast+0x780/0x780
[ 132.048865][ T785] ? __import_iovec+0x230/0x3b0
[ 132.048884][ T785] ? netlink_unicast+0x780/0x780
[ 132.048890][ T785] ____sys_sendmsg+0x3dd/0x890
[ 132.048905][ T785] ? get_timestamp.constprop.0+0x380/0x380
[ 132.048910][ T785] ? __copy_msghdr+0x3c0/0x3c0
[ 132.048923][ T785] ___sys_sendmsg+0xed/0x170
[ 132.048927][ T785] ? kasan_record_aux_stack+0x8c/0xa0
[ 132.048931][ T785] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 132.048946][ T785] ? copy_msghdr_from_user+0x110/0x110
[ 132.048953][ T785] ? find_held_lock+0x2b/0x80
[ 132.048960][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.048968][ T785] ? find_held_lock+0x2b/0x80
[ 132.048974][ T785] ? __virt_addr_valid+0x22a/0x450
[ 132.048990][ T785] ? __lock_release+0x5d/0x170
[ 132.049000][ T785] __sys_sendmsg+0x10b/0x1a0
[ 132.049004][ T785] ? __call_rcu_common.constprop.0+0x318/0x630
[ 132.049010][ T785] ? __sys_sendmsg_sock+0x20/0x20
[ 132.049022][ T785] ? rcu_is_watching+0x12/0xb0
[ 132.049027][ T785] do_syscall_64+0xc1/0xfd0
[ 132.049034][ T785] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 132.049045][ T785] RIP: 0033:0x7fb546fe91d7
[ 132.049051][ T785] 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
[ 132.049057][ T785] RSP: 002b:00007ffe8830ea28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 132.049066][ T785] RAX: ffffffffffffffda RBX: 00007ffe8830f150 RCX: 00007fb546fe91d7
[ 132.049070][ T785] RDX: 0000000000000000 RSI: 00007ffe8830ea90 RDI: 0000000000000005
[ 132.049072][ T785] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 132.049074][ T785] R10: 00007fb546ee5f60 R11: 0000000000000246 R12: 0000000000000002
[ 132.049077][ T785] R13: 00000000690deaf8 R14: 0000000000499600 R15: 0000000000000000
[ 132.049088][ T785]
[ 132.049089][ T785]
[ 132.066992][ T785] Allocated by task 365:
[ 132.067193][ T785] kasan_save_stack+0x24/0x40
[ 132.067457][ T785] kasan_save_track+0x14/0x30
[ 132.067707][ T785] __kasan_kmalloc+0x7b/0x90
[ 132.067950][ T785] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 132.068201][ T785] alloc_netdev_mqs+0x7d/0x1370
[ 132.068449][ T785] rtnl_create_link+0xa9e/0xe20
[ 132.068691][ T785] rtnl_newlink_create+0x203/0x770
[ 132.068933][ T785] __rtnl_newlink+0x231/0xa30
[ 132.069186][ T785] rtnl_newlink+0x693/0xa60
[ 132.069429][ T785] rtnetlink_rcv_msg+0x709/0xc00
[ 132.069674][ T785] netlink_rcv_skb+0x121/0x340
[ 132.069915][ T785] netlink_unicast+0x4aa/0x780
[ 132.070160][ T785] netlink_sendmsg+0x714/0xbd0
[ 132.070404][ T785] ____sys_sendmsg+0x3dd/0x890
[ 132.070649][ T785] ___sys_sendmsg+0xed/0x170
[ 132.070891][ T785] __sys_sendmsg+0x10b/0x1a0
[ 132.071137][ T785] do_syscall_64+0xc1/0xfd0
[ 132.071381][ T785] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 132.071686][ T785]
[ 132.071811][ T785] Freed by task 785:
[ 132.072004][ T785] kasan_save_stack+0x24/0x40
[ 132.072253][ T785] kasan_save_track+0x14/0x30
[ 132.072499][ T785] __kasan_save_free_info+0x3b/0x60
[ 132.072743][ T785] __kasan_slab_free+0x3f/0x60
[ 132.072992][ T785] kfree+0x21d/0x540
[ 132.073175][ T785] device_release+0x9c/0x210
[ 132.073440][ T785] kobject_cleanup+0xfe/0x360
[ 132.073685][ T785] netdev_run_todo+0x81f/0xc60
[ 132.073930][ T785] rtnl_dellink+0x350/0xa30
[ 132.074175][ T785] rtnetlink_rcv_msg+0x709/0xc00
[ 132.074423][ T785] netlink_rcv_skb+0x121/0x340
[ 132.074669][ T785] netlink_unicast+0x4aa/0x780
[ 132.074912][ T785] netlink_sendmsg+0x714/0xbd0
[ 132.075165][ T785] ____sys_sendmsg+0x3dd/0x890
[ 132.075410][ T785] ___sys_sendmsg+0xed/0x170
[ 132.075656][ T785] __sys_sendmsg+0x10b/0x1a0
[ 132.075901][ T785] do_syscall_64+0xc1/0xfd0
[ 132.076152][ T785] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 132.076460][ T785]
[ 132.076581][ T785] The buggy address belongs to the object at ffff888007061000
[ 132.076581][ T785] which belongs to the cache kmalloc-4k of size 4096
[ 132.077176][ T785] The buggy address is located 1708 bytes inside of
[ 132.077176][ T785] freed 4096-byte region [ffff888007061000, ffff888007062000)
[ 132.077761][ T785]
[ 132.077883][ T785] The buggy address belongs to the physical page:
[ 132.078183][ T785] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7060
[ 132.078622][ T785] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 132.078997][ T785] flags: 0x80000000000040(head|node=0|zone=1)
[ 132.079320][ T785] page_type: f5(slab)
[ 132.079514][ T785] raw: 0080000000000040 ffff888001043700 ffffea0000147c10 ffffea00001de010
[ 132.079959][ T785] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 132.080399][ T785] head: 0080000000000040 ffff888001043700 ffffea0000147c10 ffffea00001de010
[ 132.080840][ T785] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 132.081275][ T785] head: 0080000000000003 ffffea00001c1801 00000000ffffffff 00000000ffffffff
[ 132.081714][ T785] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 132.082162][ T785] page dumped because: kasan: bad access detected
[ 132.082623][ T785]
[ 132.082741][ T785] Memory state around the buggy address:
[ 132.082980][ T785] ffff888007061580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 132.083332][ T785] ffff888007061600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 132.083831][ T785] >ffff888007061680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 132.084188][ T785] ^
[ 132.084421][ T785] ffff888007061700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 132.084921][ T785] ffff888007061780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 132.085271][ T785] ==================================================================
[ 132.086291][ T785] Disabling lock debugging due to kernel taint
[ 132.086775][ T785] ------------[ cut here ]------------
[ 132.086967][ T785] refcount_t: underflow; use-after-free.
[ 132.087514][ T785] WARNING: CPU: 3 PID: 785 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 132.087831][ T785] Modules linked in: cls_flower act_mirred 8021q bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
[ 132.088373][ T785] CPU: 3 UID: 0 PID: 785 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 132.088733][ T785] Tainted: [B]=BAD_PAGE
[ 132.088863][ T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 132.089091][ T785] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 132.089337][ T785] Code: 7d 93 02 80 fb 01 0f 87 bb 99 d9 fe 83 e3 01 0f 85 51 ff ff ff c6 05 a8 7d 93 02 01 90 48 c7 c7 60 8d 05 92 e8 32 bf 18 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 b0 63 a1 ff e9 ba fe ff ff
[ 132.089956][ T785] RSP: 0018:ffffc9000145f1f0 EFLAGS: 00010286
[ 132.090184][ T785] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 132.090468][ T785] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 132.090740][ T785] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff253e134
[ 132.090995][ T785] R10: 0000000000000003 R11: ffffc9000145ed80 R12: 0000000000000001
[ 132.091284][ T785] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 132.091561][ T785] FS: 00007fb546e1b800(0000) GS:ffff8880a2572000(0000) knlGS:0000000000000000
[ 132.091885][ T785] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 132.092120][ T785] CR2: 00007ffe8713caa8 CR3: 0000000016519006 CR4: 0000000000772ef0
[ 132.092406][ T785] PKRU: 55555554
[ 132.092563][ T785] Call Trace:
[ 132.092729][ T785]
[ 132.092874][ T785] netdev_run_todo+0x5f0/0xc60
[ 132.093128][ T785] ? dev_ingress_queue_create+0x190/0x190
[ 132.093398][ T785] ? generic_xdp_install+0x410/0x410
[ 132.093606][ T785] ? lockdep_hardirqs_on+0x7c/0x110
[ 132.093803][ T785] rtnl_dellink+0x350/0xa30
[ 132.093997][ T785] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 132.094271][ T785] ? find_held_lock+0x2b/0x80
[ 132.094451][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.094773][ T785] ? find_held_lock+0x2b/0x80
[ 132.094969][ T785] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 132.095147][ T785] ? __lock_release+0x5d/0x170
[ 132.095345][ T785] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 132.095566][ T785] rtnetlink_rcv_msg+0x709/0xc00
[ 132.095747][ T785] ? rtnl_port_fill+0x850/0x850
[ 132.095921][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.096119][ T785] netlink_rcv_skb+0x121/0x340
[ 132.096340][ T785] ? rtnl_port_fill+0x850/0x850
[ 132.096536][ T785] ? netlink_ack+0xdd0/0xdd0
[ 132.096712][ T785] ? netlink_deliver_tap+0x13e/0x340
[ 132.096895][ T785] ? netlink_deliver_tap+0xc3/0x340
[ 132.097067][ T785] netlink_unicast+0x4aa/0x780
[ 132.097359][ T785] ? netlink_attachskb+0x810/0x810
[ 132.097545][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.097738][ T785] netlink_sendmsg+0x714/0xbd0
[ 132.097918][ T785] ? netlink_unicast+0x780/0x780
[ 132.098104][ T785] ? __import_iovec+0x230/0x3b0
[ 132.098298][ T785] ? netlink_unicast+0x780/0x780
[ 132.098495][ T785] ____sys_sendmsg+0x3dd/0x890
[ 132.098677][ T785] ? get_timestamp.constprop.0+0x380/0x380
[ 132.098910][ T785] ? __copy_msghdr+0x3c0/0x3c0
[ 132.099098][ T785] ___sys_sendmsg+0xed/0x170
[ 132.099306][ T785] ? kasan_record_aux_stack+0x8c/0xa0
[ 132.099478][ T785] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 132.099696][ T785] ? copy_msghdr_from_user+0x110/0x110
[ 132.099869][ T785] ? find_held_lock+0x2b/0x80
[ 132.100140][ T785] ? __lock_acquire+0x449/0x7e0
[ 132.100322][ T785] ? find_held_lock+0x2b/0x80
[ 132.100492][ T785] ? __virt_addr_valid+0x22a/0x450
[ 132.100761][ T785] ? __lock_release+0x5d/0x170
[ 132.100936][ T785] __sys_sendmsg+0x10b/0x1a0
[ 132.101109][ T785] ? __call_rcu_common.constprop.0+0x318/0x630
[ 132.101426][ T785] ? __sys_sendmsg_sock+0x20/0x20
[ 132.101605][ T785] ? rcu_is_watching+0x12/0xb0
[ 132.101776][ T785] do_syscall_64+0xc1/0xfd0
[ 132.101971][ T785] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 132.102185][ T785] RIP: 0033:0x7fb546fe91d7
[ 132.102393][ T785] 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
[ 132.103126][ T785] RSP: 002b:00007ffe8830ea28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 132.103411][ T785] RAX: ffffffffffffffda RBX: 00007ffe8830f150 RCX: 00007fb546fe91d7
[ 132.103797][ T785] RDX: 0000000000000000 RSI: 00007ffe8830ea90 RDI: 0000000000000005
[ 132.104054][ T785] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 132.104327][ T785] R10: 00007fb546ee5f60 R11: 0000000000000246 R12: 0000000000000002
[ 132.104700][ T785] R13: 00000000690deaf8 R14: 0000000000499600 R15: 0000000000000000
[ 132.104966][ T785]
[ 132.105100][ T785] irq event stamp: 42529
[ 132.105239][ T785] hardirqs last enabled at (42529): [] finish_task_switch.isra.0+0x245/0x960
[ 132.105607][ T785] hardirqs last disabled at (42528): [] __schedule+0x94a/0x1b10
[ 132.106015][ T785] softirqs last enabled at (42364): [] handle_softirqs+0x352/0x610
[ 132.106335][ T785] softirqs last disabled at (42317): [] irq_exit_rcu+0xab/0x100
[ 132.106650][ T785] ---[ end trace 0000000000000000 ]---
[ 132.164239][ T786] veth4.555: left allmulticast mode
[ 132.164474][ T786] veth4: left allmulticast mode
[ 132.164685][ T786] veth4.555: left promiscuous mode
[ 132.164863][ T786] veth4: left promiscuous mode
[ 132.165768][ T786] br2: port 1(veth4.555) entered disabled state
[ 132.731665][ T793] br1: port 1(veth1) entered disabled state
[ 132.825005][ T794] br1: port 2(veth2) entered disabled state
[ 132.901718][ T795] veth2: left allmulticast mode
[ 132.901979][ T795] veth2: left promiscuous mode
[ 132.902305][ T795] br1: port 2(veth2) entered disabled state
[ 132.903499][ T795] veth1: left allmulticast mode
[ 132.903732][ T795] veth1: left promiscuous mode
[ 132.904044][ T795] br1: port 1(veth1) entered disabled state