DUID 00:04:98:96:05:40:f2:aa:0a:66:7a:29:c2:20:2e:76:e0:ec forked to background, child pid 3174 [ 27.161037][ T3175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.170882][ T3175] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. syzkaller login: [ 49.433501][ T3592] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 49.441613][ T3592] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 49.449789][ T3592] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 49.457834][ T3594] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 49.465528][ T3594] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 49.472794][ T3594] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 49.556942][ T3595] chnl_net:caif_netlink_parms(): no params data found [ 49.598806][ T3595] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.606391][ T3595] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.614675][ T3595] device bridge_slave_0 entered promiscuous mode [ 49.623223][ T3595] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.630582][ T3595] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.638271][ T3595] device bridge_slave_1 entered promiscuous mode [ 49.658435][ T3595] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.669213][ T3595] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.692264][ T3595] team0: Port device team_slave_0 added [ 49.699276][ T3595] team0: Port device team_slave_1 added [ 49.716964][ T3595] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.724052][ T3595] 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. [ 49.750024][ T3595] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.762201][ T3595] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.769217][ T3595] 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. [ 49.795172][ T3595] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.821271][ T3595] device hsr_slave_0 entered promiscuous mode [ 49.828429][ T3595] device hsr_slave_1 entered promiscuous mode [ 49.907193][ T3595] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.917964][ T3595] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.927733][ T3595] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.937629][ T3595] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.958463][ T3595] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.965901][ T3595] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.973781][ T3595] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.981166][ T3595] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.028513][ T3595] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.042006][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.052214][ T3600] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.061457][ T3600] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.069696][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 50.082921][ T3595] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.093163][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.102565][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.109692][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.124215][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.132717][ T3600] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.139830][ T3600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.153949][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.162718][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.177246][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.188494][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.200641][ T3595] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.212696][ T3595] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.222489][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.239933][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.247931][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.260489][ T3595] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.277142][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.295840][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.304796][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.312952][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.323422][ T3595] device veth0_vlan entered promiscuous mode [ 50.335992][ T3595] device veth1_vlan entered promiscuous mode [ 50.354493][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.362669][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.371117][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.381262][ T3595] device veth0_macvtap entered promiscuous mode [ 50.390451][ T3595] device veth1_macvtap entered promiscuous mode [ 50.408577][ T3595] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.416230][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.426996][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.438552][ T3595] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.446646][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.457539][ T3595] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.466653][ T3595] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.475536][ T3595] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.484765][ T3595] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.545568][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.553553][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.574690][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.585648][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 50.593945][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.602890][ T3602] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.635643][ T3605] ================================================================== [ 50.644064][ T3605] BUG: KASAN: null-ptr-deref in snd_pcm_format_set_silence+0x215/0x350 [ 50.652813][ T3605] Write of size 16383 at addr 0000000000000001 by task syz-executor156/3605 [ 50.661480][ T3605] [ 50.663950][ T3605] CPU: 0 PID: 3605 Comm: syz-executor156 Not tainted 5.18.0-rc1-syzkaller #0 [ 50.672934][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.683073][ T3605] Call Trace: [ 50.686377][ T3605] [ 50.689395][ T3605] dump_stack_lvl+0xcd/0x134 [ 50.694102][ T3605] kasan_report.cold+0x61/0x1c6 [ 50.699326][ T3605] ? snd_pcm_format_set_silence+0x215/0x350 [ 50.705234][ T3605] kasan_check_range+0x13d/0x180 [ 50.710168][ T3605] memset+0x20/0x40 [ 50.713985][ T3605] snd_pcm_format_set_silence+0x215/0x350 [ 50.719977][ T3605] snd_pcm_oss_sync+0x60e/0x800 [ 50.724911][ T3605] snd_pcm_oss_ioctl+0x208c/0x3430 [ 50.730113][ T3605] ? __context_tracking_exit+0xb8/0xe0 [ 50.735589][ T3605] ? snd_pcm_oss_release+0x300/0x300 [ 50.740877][ T3605] ? __fget_files+0x286/0x470 [ 50.745662][ T3605] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 50.751920][ T3605] ? snd_pcm_oss_release+0x300/0x300 [ 50.757449][ T3605] __x64_sys_ioctl+0x193/0x200 [ 50.762221][ T3605] do_syscall_64+0x35/0x80 [ 50.766624][ T3605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.772543][ T3605] RIP: 0033:0x7f0846a59e69 [ 50.776966][ T3605] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 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 [ 50.796580][ T3605] RSP: 002b:00007f0846c74318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.804993][ T3605] RAX: ffffffffffffffda RBX: 00007f0846af0028 RCX: 00007f0846a59e69 [ 50.813062][ T3605] RDX: 0000000000000000 RSI: 0000000000005001 RDI: 0000000000000003 [ 50.821014][ T3605] RBP: 00007f0846af0020 R08: 0000000000000000 R09: 0000000000000000 [ 50.829074][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 6475612f7665642f [ 50.837024][ T3605] R13: 00007f0846bffd8f R14: 00007f0846c74400 R15: 0000000000022000 [ 50.845002][ T3605] [ 50.848024][ T3605] ================================================================== [ 50.861018][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 50.867627][ T3605] CPU: 0 PID: 3605 Comm: syz-executor156 Not tainted 5.18.0-rc1-syzkaller #0 [ 50.876402][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.886453][ T3605] Call Trace: [ 50.889721][ T3605] [ 50.892641][ T3605] dump_stack_lvl+0xcd/0x134 [ 50.897239][ T3605] panic+0x2d7/0x636 [ 50.901130][ T3605] ? panic_print_sys_info.part.0+0x10b/0x10b [ 50.907126][ T3605] ? preempt_schedule_common+0x59/0xc0 [ 50.912586][ T3605] ? snd_pcm_format_set_silence+0x215/0x350 [ 50.918503][ T3605] ? preempt_schedule_thunk+0x16/0x18 [ 50.923884][ T3605] ? snd_pcm_format_set_silence+0x215/0x350 [ 50.929782][ T3605] end_report.part.0+0x3f/0x7c [ 50.934556][ T3605] kasan_report.cold+0x93/0x1c6 [ 50.939423][ T3605] ? snd_pcm_format_set_silence+0x215/0x350 [ 50.945355][ T3605] kasan_check_range+0x13d/0x180 [ 50.950303][ T3605] memset+0x20/0x40 [ 50.954110][ T3605] snd_pcm_format_set_silence+0x215/0x350 [ 50.959829][ T3605] snd_pcm_oss_sync+0x60e/0x800 [ 50.964682][ T3605] snd_pcm_oss_ioctl+0x208c/0x3430 [ 50.969818][ T3605] ? __context_tracking_exit+0xb8/0xe0 [ 50.975293][ T3605] ? snd_pcm_oss_release+0x300/0x300 [ 50.980577][ T3605] ? __fget_files+0x286/0x470 [ 50.985267][ T3605] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 50.991507][ T3605] ? snd_pcm_oss_release+0x300/0x300 [ 50.996796][ T3605] __x64_sys_ioctl+0x193/0x200 [ 51.001555][ T3605] do_syscall_64+0x35/0x80 [ 51.005980][ T3605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 51.011872][ T3605] RIP: 0033:0x7f0846a59e69 [ 51.016285][ T3605] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 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 [ 51.035886][ T3605] RSP: 002b:00007f0846c74318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.044295][ T3605] RAX: ffffffffffffffda RBX: 00007f0846af0028 RCX: 00007f0846a59e69 [ 51.052259][ T3605] RDX: 0000000000000000 RSI: 0000000000005001 RDI: 0000000000000003 [ 51.060228][ T3605] RBP: 00007f0846af0020 R08: 0000000000000000 R09: 0000000000000000 [ 51.068201][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 6475612f7665642f [ 51.076183][ T3605] R13: 00007f0846bffd8f R14: 00007f0846c74400 R15: 0000000000022000 [ 51.084165][ T3605] [ 51.087359][ T3605] Kernel Offset: disabled [ 51.091670][ T3605] Rebooting in 86400 seconds..