Warning: Permanently added '10.128.1.21' (ED25519) to the list of known hosts.
[ 61.762738][ T4167] chnl_net:caif_netlink_parms(): no params data found
[ 61.810984][ T4167] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.818734][ T4167] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.826854][ T4167] device bridge_slave_0 entered promiscuous mode
[ 61.836066][ T4167] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.843351][ T4167] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.851774][ T4167] device bridge_slave_1 entered promiscuous mode
[ 61.875887][ T4167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.887284][ T4167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.911950][ T4167] team0: Port device team_slave_0 added
[ 61.919527][ T4167] team0: Port device team_slave_1 added
[ 61.939783][ T4167] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 61.946851][ T4167] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 61.972913][ T4167] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 61.985593][ T4167] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 61.992611][ T4167] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 62.018553][ T4167] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 62.051685][ T4167] device hsr_slave_0 entered promiscuous mode
[ 62.058583][ T4167] device hsr_slave_1 entered promiscuous mode
[ 62.158102][ T4167] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 62.169739][ T4167] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 62.179974][ T4167] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 62.189680][ T4167] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 62.213748][ T4167] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.221160][ T4167] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 62.229313][ T4167] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.236542][ T4167] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 62.288126][ T4167] 8021q: adding VLAN 0 to HW filter on device bond0
[ 62.302877][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 62.313047][ T9] bridge0: port 1(bridge_slave_0) entered disabled state
[ 62.323299][ T9] bridge0: port 2(bridge_slave_1) entered disabled state
[ 62.332948][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 62.346363][ T4167] 8021q: adding VLAN 0 to HW filter on device team0
[ 62.357155][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 62.366803][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.373903][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 62.392567][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 62.401494][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.408728][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 62.422034][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 62.431272][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 62.450034][ T4167] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 62.461697][ T4167] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 62.474556][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 62.483710][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 62.493178][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 62.501850][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 62.518511][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 62.526098][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 62.539072][ T4167] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 62.557943][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 62.578420][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 62.588042][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 62.596532][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 62.608114][ T4167] device veth0_vlan entered promiscuous mode
[ 62.619973][ T4167] device veth1_vlan entered promiscuous mode
[ 62.640432][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 62.648743][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 62.657621][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 62.668163][ T4167] device veth0_macvtap entered promiscuous mode
[ 62.678444][ T4167] device veth1_macvtap entered promiscuous mode
[ 62.696718][ T4167] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 62.705037][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 62.715044][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 62.727286][ T4167] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 62.735895][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 62.747573][ T4167] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 62.756554][ T4167] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 62.765640][ T4167] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 62.774657][ T4167] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
executing program
executing program
executing program
[ 62.822985][ T4176] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready
[ 62.855473][ T4178] ==================================================================
[ 62.863781][ T4178] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640
[ 62.871003][ T4178] Read of size 4 at addr ffff8880199cc438 by task syz-executor262/4178
[ 62.879239][ T4178]
[ 62.881576][ T4178] CPU: 0 PID: 4178 Comm: syz-executor262 Not tainted 5.15.182-syzkaller #0
[ 62.890157][ T4178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 62.900227][ T4178] Call Trace:
[ 62.903740][ T4178]
[ 62.906674][ T4178] dump_stack_lvl+0x168/0x230
[ 62.911364][ T4178] ? show_regs_print_info+0x20/0x20
[ 62.916684][ T4178] ? _printk+0xcc/0x110
[ 62.920965][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 62.925832][ T4178] ? load_image+0x3b0/0x3b0
[ 62.930343][ T4178] print_address_description+0x60/0x2d0
[ 62.936033][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 62.940901][ T4178] kasan_report+0xdf/0x130
[ 62.945324][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 62.950174][ T4178] ax25_fillin_cb+0x459/0x640
[ 62.954949][ T4178] ax25_setsockopt+0x8a2/0xa40
[ 62.959715][ T4178] ? ax25_shutdown+0x10/0x10
[ 62.964303][ T4178] ? aa_sock_opt_perm+0x74/0x100
[ 62.969237][ T4178] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 62.974777][ T4178] ? security_socket_setsockopt+0x7a/0xa0
[ 62.980495][ T4178] ? ax25_shutdown+0x10/0x10
[ 62.985078][ T4178] __sys_setsockopt+0x3d6/0x5e0
[ 62.990018][ T4178] ? __ia32_sys_recv+0xb0/0xb0
[ 62.994790][ T4178] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 63.001034][ T4178] ? lock_chain_count+0x20/0x20
[ 63.005894][ T4178] ? vtime_user_exit+0x2dc/0x400
[ 63.010918][ T4178] __x64_sys_setsockopt+0xb1/0xc0
[ 63.015944][ T4178] do_syscall_64+0x4c/0xa0
[ 63.020523][ T4178] ? clear_bhb_loop+0x15/0x70
[ 63.025195][ T4178] ? clear_bhb_loop+0x15/0x70
[ 63.029868][ T4178] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.035763][ T4178] RIP: 0033:0x7f04d2020619
[ 63.040173][ T4178] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 63.059858][ T4178] RSP: 002b:00007ffea63865c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 63.068268][ T4178] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f04d2020619
[ 63.076237][ T4178] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
[ 63.084209][ T4178] RBP: 00007ffea6386600 R08: 0000000000000010 R09: 0000000000000001
[ 63.092177][ T4178] R10: 00002000000000c0 R11: 0000000000000246 R12: 00000000000f4240
[ 63.100140][ T4178] R13: 000000000000f55b R14: 00007ffea63865e4 R15: 00007ffea63865f0
[ 63.108118][ T4178]
[ 63.111129][ T4178]
[ 63.113443][ T4178] Allocated by task 4176:
[ 63.117752][ T4178] __kasan_kmalloc+0xb5/0xf0
[ 63.122347][ T4178] ax25_dev_device_up+0x50/0x580
[ 63.127313][ T4178] ax25_device_event+0x483/0x4f0
[ 63.132267][ T4178] raw_notifier_call_chain+0xcb/0x160
[ 63.137648][ T4178] __dev_notify_flags+0x178/0x2d0
[ 63.142669][ T4178] dev_change_flags+0xe3/0x1a0
[ 63.147466][ T4178] dev_ifsioc+0x147/0xe70
[ 63.151906][ T4178] dev_ioctl+0x55f/0xe50
[ 63.156148][ T4178] sock_do_ioctl+0x222/0x2f0
[ 63.160746][ T4178] sock_ioctl+0x4ed/0x6e0
[ 63.165085][ T4178] __se_sys_ioctl+0xfa/0x170
[ 63.169670][ T4178] do_syscall_64+0x4c/0xa0
[ 63.174078][ T4178] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.179971][ T4178]
[ 63.182292][ T4178] Freed by task 4177:
[ 63.186402][ T4178] kasan_set_track+0x4b/0x70
[ 63.191004][ T4178] kasan_set_free_info+0x1f/0x40
[ 63.195946][ T4178] ____kasan_slab_free+0xd5/0x110
[ 63.200970][ T4178] slab_free_freelist_hook+0xea/0x170
[ 63.206345][ T4178] kfree+0xef/0x2a0
[ 63.210165][ T4178] ax25_release+0x661/0x870
[ 63.214659][ T4178] sock_close+0xd5/0x240
[ 63.218893][ T4178] __fput+0x234/0x930
[ 63.222866][ T4178] task_work_run+0x125/0x1a0
[ 63.227448][ T4178] exit_to_user_mode_loop+0x10f/0x130
[ 63.232815][ T4178] exit_to_user_mode_prepare+0xb1/0x140
[ 63.238369][ T4178] syscall_exit_to_user_mode+0x16/0x40
[ 63.243849][ T4178] do_syscall_64+0x58/0xa0
[ 63.248268][ T4178] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.254194][ T4178]
[ 63.256519][ T4178] The buggy address belongs to the object at ffff8880199cc400
[ 63.256519][ T4178] which belongs to the cache kmalloc-192 of size 192
[ 63.270573][ T4178] The buggy address is located 56 bytes inside of
[ 63.270573][ T4178] 192-byte region [ffff8880199cc400, ffff8880199cc4c0)
[ 63.283761][ T4178] The buggy address belongs to the page:
[ 63.289394][ T4178] page:ffffea0000667300 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x199cc
[ 63.299628][ T4178] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
[ 63.307321][ T4178] raw: 00fff00000000200 dead000000000100 dead000000000122 ffff888016841a00
[ 63.315912][ T4178] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[ 63.324486][ T4178] page dumped because: kasan: bad access detected
[ 63.330901][ T4178] page_owner tracks the page as allocated
[ 63.336605][ T4178] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, ts 2359248540, free_ts 0
[ 63.351447][ T4178] get_page_from_freelist+0x1b77/0x1c60
[ 63.357010][ T4178] __alloc_pages+0x1e1/0x470
[ 63.361606][ T4178] alloc_page_interleave+0x24/0x1e0
[ 63.366802][ T4178] new_slab+0xc0/0x4b0
[ 63.370865][ T4178] ___slab_alloc+0x81e/0xdf0
[ 63.375451][ T4178] __kmalloc_track_caller+0x1cb/0x330
[ 63.380816][ T4178] krealloc+0x5a/0xf0
[ 63.384797][ T4178] add_sysfs_param+0xe8/0x930
[ 63.389468][ T4178] kernel_add_sysfs_param+0xaf/0x120
[ 63.394743][ T4178] param_sysfs_builtin+0x164/0x1e0
[ 63.399851][ T4178] param_sysfs_init+0x66/0x70
[ 63.404518][ T4178] do_one_initcall+0x1ee/0x680
[ 63.409272][ T4178] do_initcall_level+0x137/0x1f0
[ 63.414201][ T4178] do_initcalls+0x4b/0x90
[ 63.418523][ T4178] kernel_init_freeable+0x3ce/0x560
[ 63.423723][ T4178] kernel_init+0x19/0x1b0
[ 63.428049][ T4178] page_owner free stack trace missing
[ 63.433472][ T4178]
[ 63.435812][ T4178] Memory state around the buggy address:
[ 63.441530][ T4178] ffff8880199cc300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 63.449687][ T4178] ffff8880199cc380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 63.457743][ T4178] >ffff8880199cc400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 63.465790][ T4178] ^
[ 63.471677][ T4178] ffff8880199cc480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 63.479739][ T4178] ffff8880199cc500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 63.487816][ T4178] ==================================================================
[ 63.495862][ T4178] Disabling lock debugging due to kernel taint
[ 63.505133][ T4178] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 63.512346][ T4178] CPU: 0 PID: 4178 Comm: syz-executor262 Tainted: G B 5.15.182-syzkaller #0
[ 63.522318][ T4178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 63.532366][ T4178] Call Trace:
[ 63.535636][ T4178]
[ 63.538554][ T4178] dump_stack_lvl+0x168/0x230
[ 63.543228][ T4178] ? show_regs_print_info+0x20/0x20
[ 63.548420][ T4178] ? load_image+0x3b0/0x3b0
[ 63.552919][ T4178] panic+0x2c9/0x7f0
[ 63.556811][ T4178] ? bpf_jit_dump+0xd0/0xd0
[ 63.561308][ T4178] ? _raw_spin_unlock_irqrestore+0xf6/0x100
[ 63.567292][ T4178] ? _raw_spin_unlock+0x40/0x40
[ 63.572220][ T4178] ? print_memory_metadata+0x314/0x400
[ 63.577672][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 63.582538][ T4178] check_panic_on_warn+0x80/0xa0
[ 63.587478][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 63.592335][ T4178] end_report+0x6d/0xf0
[ 63.596513][ T4178] kasan_report+0x102/0x130
[ 63.601018][ T4178] ? ax25_fillin_cb+0x459/0x640
[ 63.605859][ T4178] ax25_fillin_cb+0x459/0x640
[ 63.610525][ T4178] ax25_setsockopt+0x8a2/0xa40
[ 63.615279][ T4178] ? ax25_shutdown+0x10/0x10
[ 63.619859][ T4178] ? aa_sock_opt_perm+0x74/0x100
[ 63.624788][ T4178] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 63.630326][ T4178] ? security_socket_setsockopt+0x7a/0xa0
[ 63.636049][ T4178] ? ax25_shutdown+0x10/0x10
[ 63.640637][ T4178] __sys_setsockopt+0x3d6/0x5e0
[ 63.645485][ T4178] ? __ia32_sys_recv+0xb0/0xb0
[ 63.650260][ T4178] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 63.656239][ T4178] ? lock_chain_count+0x20/0x20
[ 63.661089][ T4178] ? vtime_user_exit+0x2dc/0x400
[ 63.666018][ T4178] __x64_sys_setsockopt+0xb1/0xc0
[ 63.671039][ T4178] do_syscall_64+0x4c/0xa0
[ 63.675482][ T4178] ? clear_bhb_loop+0x15/0x70
[ 63.680148][ T4178] ? clear_bhb_loop+0x15/0x70
[ 63.684815][ T4178] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.690793][ T4178] RIP: 0033:0x7f04d2020619
[ 63.695309][ T4178] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 63.714907][ T4178] RSP: 002b:00007ffea63865c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 63.723314][ T4178] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f04d2020619
[ 63.731307][ T4178] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
[ 63.739272][ T4178] RBP: 00007ffea6386600 R08: 0000000000000010 R09: 0000000000000001
[ 63.747232][ T4178] R10: 00002000000000c0 R11: 0000000000000246 R12: 00000000000f4240
[ 63.755314][ T4178] R13: 000000000000f55b R14: 00007ffea63865e4 R15: 00007ffea63865f0
[ 63.763382][ T4178]
[ 63.766660][ T4178] Kernel Offset: disabled
[ 63.770982][ T4178] Rebooting in 86400 seconds..