Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts. 2021/10/10 02:46:58 parsed 1 programs 2021/10/10 02:46:58 executed programs: 0 syzkaller login: [ 59.006578][ T6567] chnl_net:caif_netlink_parms(): no params data found [ 59.062394][ T6567] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.073232][ T6567] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.081897][ T6567] device bridge_slave_0 entered promiscuous mode [ 59.091847][ T6567] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.100296][ T6567] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.109591][ T6567] device bridge_slave_1 entered promiscuous mode [ 59.133760][ T6567] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.146333][ T6567] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.174441][ T6567] team0: Port device team_slave_0 added [ 59.181459][ T6567] team0: Port device team_slave_1 added [ 59.202490][ T6567] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.209647][ T6567] 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. [ 59.237177][ T6567] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.251039][ T6567] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.258078][ T6567] 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. [ 59.284850][ T6567] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.315962][ T6567] device hsr_slave_0 entered promiscuous mode [ 59.323900][ T6567] device hsr_slave_1 entered promiscuous mode [ 59.421692][ T6567] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.431660][ T6567] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.442846][ T6567] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.452268][ T6567] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.471257][ T6567] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.478658][ T6567] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.486861][ T6567] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.496679][ T6567] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.536180][ T6567] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.548918][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.561926][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.572889][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.583041][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.595734][ T6567] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.606963][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.616464][ T25] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.623910][ T25] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.639573][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.648926][ T25] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.655938][ T25] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.669587][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.679527][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.695155][ T6567] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.706692][ T6567] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.720734][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.730240][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.738947][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.748706][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.763470][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.773540][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.786914][ T6567] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.803459][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.820743][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.829376][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.836905][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.849256][ T6567] device veth0_vlan entered promiscuous mode [ 59.859903][ T6567] device veth1_vlan entered promiscuous mode [ 59.878998][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.886961][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.895683][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.906946][ T6567] device veth0_macvtap entered promiscuous mode [ 59.916687][ T6567] device veth1_macvtap entered promiscuous mode [ 59.932113][ T6567] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.939420][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.950641][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.963127][ T6567] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.971750][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.981389][ T6567] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.990750][ T6567] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.001085][ T6567] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.009904][ T6567] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.085088][ T10] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.098447][ T10] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.125648][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.139315][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.147239][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.158593][ T1050] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 60.898450][ T6900] Bluetooth: hci0: command 0x0409 tx timeout 2021/10/10 02:47:03 executed programs: 77 [ 62.968099][ T20] Bluetooth: hci0: command 0x041b tx timeout [ 65.047808][ T20] Bluetooth: hci0: command 0x040f tx timeout [ 67.127352][ T1050] Bluetooth: hci0: command 0x0419 tx timeout 2021/10/10 02:47:08 executed programs: 239 [ 69.341596][ T7990] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 69.354373][ T7990] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 69.366772][ T7990] CPU: 1 PID: 7990 Comm: syz-executor.0 Not tainted 5.15.0-rc4-syzkaller #0 [ 69.375440][ T7990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.385488][ T7990] RIP: 0010:sg_alloc_append_table_from_pages+0x821/0xdb0 [ 69.392540][ T7990] Code: 0c 24 48 8b 4c 24 48 48 39 c8 48 0f 46 c8 89 f0 4c 8d 3c c7 48 89 4c 24 30 48 b9 00 00 00 00 00 fc ff df 4c 89 f8 48 c1 e8 03 <80> 3c 08 00 0f 85 24 05 00 00 4d 8b 3f 4c 89 e0 31 ff 83 e0 03 48 [ 69.412634][ T7990] RSP: 0018:ffffc90006087c48 EFLAGS: 00010212 [ 69.419495][ T7990] RAX: 0000000000000002 RBX: 0000000000000001 RCX: dffffc0000000000 [ 69.428060][ T7990] RDX: ffff888074588000 RSI: 0000000000000000 RDI: 0000000000000010 [ 69.436026][ T7990] RBP: 00000000fffff000 R08: fffffffffffff000 R09: ffff88801afe1940 [ 69.443973][ T7990] R10: ffffffff83d737d0 R11: 0000000000000000 R12: 0000000000000002 [ 69.452095][ T7990] R13: ffff88801afe1940 R14: 0000000000000000 R15: 0000000000000010 [ 69.460060][ T7990] FS: 00007fd273545700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 69.468983][ T7990] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.475542][ T7990] CR2: 00007fd273545718 CR3: 000000001a51c000 CR4: 0000000000350ee0 [ 69.483590][ T7990] Call Trace: [ 69.486847][ T7990] sg_alloc_table_from_pages_segment+0xc9/0x260 [ 69.493081][ T7990] ? sg_alloc_append_table_from_pages+0xdb0/0xdb0 [ 69.499478][ T7990] ? rcu_read_lock_sched_held+0x3a/0x70 [ 69.505020][ T7990] get_sg_table.isra.0+0xbb/0x160 [ 69.510022][ T7990] begin_cpu_udmabuf+0x130/0x1d0 [ 69.514950][ T7990] ? map_udmabuf+0xa0/0xa0 [ 69.519343][ T7990] dma_buf_begin_cpu_access+0xfd/0x1d0 [ 69.524786][ T7990] dma_buf_ioctl+0x29a/0x380 [ 69.529543][ T7990] ? dma_buf_begin_cpu_access+0x1d0/0x1d0 [ 69.535242][ T7990] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 69.541476][ T7990] ? dma_buf_begin_cpu_access+0x1d0/0x1d0 [ 69.547173][ T7990] __x64_sys_ioctl+0x193/0x200 [ 69.552111][ T7990] do_syscall_64+0x35/0xb0 [ 69.557412][ T7990] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.564052][ T7990] RIP: 0033:0x7fd273e108d9 [ 69.568634][ T7990] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 [ 69.589267][ T7990] RSP: 002b:00007fd273545188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 69.597673][ T7990] RAX: ffffffffffffffda RBX: 00007fd273f150e0 RCX: 00007fd273e108d9 [ 69.605797][ T7990] RDX: 0000000020000000 RSI: 0000000040086200 RDI: 0000000000000004 [ 69.613743][ T7990] RBP: 00007fd273e6acb4 R08: 0000000000000000 R09: 0000000000000000 [ 69.621690][ T7990] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 69.629649][ T7990] R13: 00007ffd358e3ccf R14: 00007fd273545300 R15: 0000000000022000 [ 69.637615][ T7990] Modules linked in: [ 69.644943][ T7990] ---[ end trace 225c119d3f055d42 ]--- [ 69.650617][ T7990] RIP: 0010:sg_alloc_append_table_from_pages+0x821/0xdb0 [ 69.657819][ T7990] Code: 0c 24 48 8b 4c 24 48 48 39 c8 48 0f 46 c8 89 f0 4c 8d 3c c7 48 89 4c 24 30 48 b9 00 00 00 00 00 fc ff df 4c 89 f8 48 c1 e8 03 <80> 3c 08 00 0f 85 24 05 00 00 4d 8b 3f 4c 89 e0 31 ff 83 e0 03 48 [ 69.677645][ T7990] RSP: 0018:ffffc90006087c48 EFLAGS: 00010212 [ 69.683712][ T7990] RAX: 0000000000000002 RBX: 0000000000000001 RCX: dffffc0000000000 [ 69.691768][ T7990] RDX: ffff888074588000 RSI: 0000000000000000 RDI: 0000000000000010 [ 69.700027][ T7990] RBP: 00000000fffff000 R08: fffffffffffff000 R09: ffff88801afe1940 [ 69.708114][ T7990] R10: ffffffff83d737d0 R11: 0000000000000000 R12: 0000000000000002 [ 69.716175][ T7990] R13: ffff88801afe1940 R14: 0000000000000000 R15: 0000000000000010 [ 69.724193][ T7990] FS: 00007fd273545700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 69.733162][ T7990] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.739767][ T7990] CR2: 00007fd273545718 CR3: 000000001a51c000 CR4: 0000000000350ee0 [ 69.747771][ T7990] Kernel panic - not syncing: Fatal exception [ 69.754578][ T7990] Kernel Offset: disabled [ 69.758885][ T7990] Rebooting in 86400 seconds..