[ 40.075863][ T26] audit: type=1800 audit(1573122794.157:27): pid=7647 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 40.111963][ T26] audit: type=1800 audit(1573122794.157:28): pid=7647 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 41.013163][ T26] audit: type=1800 audit(1573122795.157:29): pid=7647 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 41.032967][ T26] audit: type=1800 audit(1573122795.157:30): pid=7647 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. 2019/11/07 10:33:25 parsed 1 programs 2019/11/07 10:33:27 executed programs: 0 syzkaller login: [ 53.690817][ T7813] IPVS: ftp: loaded support on port[0] = 21 [ 53.739694][ T7813] chnl_net:caif_netlink_parms(): no params data found [ 53.763473][ T7813] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.770794][ T7813] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.778954][ T7813] device bridge_slave_0 entered promiscuous mode [ 53.786763][ T7813] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.793914][ T7813] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.801440][ T7813] device bridge_slave_1 entered promiscuous mode [ 53.815992][ T7813] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.826381][ T7813] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.843996][ T7813] team0: Port device team_slave_0 added [ 53.850512][ T7813] team0: Port device team_slave_1 added [ 53.932555][ T7813] device hsr_slave_0 entered promiscuous mode [ 54.001460][ T7813] device hsr_slave_1 entered promiscuous mode [ 54.156789][ T7813] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.164029][ T7813] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.171842][ T7813] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.178913][ T7813] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.257972][ T7813] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.273204][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.313976][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.341915][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.371729][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.407656][ T7813] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.435346][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.451332][ T2663] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.458414][ T2663] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.523929][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.542570][ T2663] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.549643][ T2663] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.582635][ T2663] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.613639][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.622693][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.632993][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.642575][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.656449][ T7813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.673441][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.681675][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.693498][ T7813] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.999802][ T7893] kasan: CONFIG_KASAN_INLINE enabled [ 55.005117][ T7893] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 55.013169][ T7893] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 55.020081][ T7893] CPU: 0 PID: 7893 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 55.027857][ T7893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.037899][ T7893] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 55.043333][ T7893] Code: 8a 04 30 84 c0 0f 85 66 12 00 00 83 3d 82 13 66 07 00 0f 84 91 12 00 00 83 3d 65 95 34 07 00 74 34 48 8b 44 24 10 48 c1 e8 03 <80> 3c 30 00 74 14 48 8b 7c 24 10 e8 ca 11 54 00 48 be 00 00 00 00 [ 55.062927][ T7893] RSP: 0018:ffff888093847b80 EFLAGS: 00010006 [ 55.068969][ T7893] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.076914][ T7893] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 55.084860][ T7893] RBP: ffff888093847cd8 R08: 0000000000000001 R09: 0000000000000000 [ 55.092804][ T7893] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 55.100748][ T7893] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880947b2140 [ 55.108698][ T7893] FS: 00007f1968088700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 55.117614][ T7893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.124173][ T7893] CR2: 000000000075c000 CR3: 00000000a194e000 CR4: 00000000001406f0 [ 55.132145][ T7893] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.140090][ T7893] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.148033][ T7893] Call Trace: [ 55.151301][ T7893] ? mark_lock+0x107/0x1650 [ 55.155785][ T7893] ? lock_sock_nested+0xa8/0x120 [ 55.160694][ T7893] ? trace_lock_acquire+0x159/0x1d0 [ 55.165864][ T7893] lock_acquire+0x158/0x250 [ 55.170340][ T7893] ? j1939_sk_bind+0x387/0xac0 [ 55.175075][ T7893] ? j1939_sk_bind+0x387/0xac0 [ 55.179811][ T7893] _raw_spin_lock_bh+0x34/0x50 [ 55.184548][ T7893] ? j1939_sk_bind+0x387/0xac0 [ 55.189281][ T7893] j1939_sk_bind+0x387/0xac0 [ 55.193848][ T7893] __sys_bind+0x2c2/0x3a0 [ 55.198159][ T7893] ? prepare_exit_to_usermode+0x1f7/0x580 [ 55.203853][ T7893] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 55.209545][ T7893] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 55.214992][ T7893] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 55.220685][ T7893] __x64_sys_bind+0x7a/0x90 [ 55.225161][ T7893] do_syscall_64+0xf7/0x1c0 [ 55.229636][ T7893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.235507][ T7893] RIP: 0033:0x45a219 [ 55.239383][ T7893] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.258967][ T7893] RSP: 002b:00007f1968087c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 55.267356][ T7893] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 55.275310][ T7893] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000003 [ 55.283259][ T7893] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.291218][ T7893] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f19680886d4 [ 55.299169][ T7893] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 55.307123][ T7893] Modules linked in: [ 55.311003][ T7893] ---[ end trace 0e39d0dea751f0d9 ]--- [ 55.316439][ T7893] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 55.321869][ T7893] Code: 8a 04 30 84 c0 0f 85 66 12 00 00 83 3d 82 13 66 07 00 0f 84 91 12 00 00 83 3d 65 95 34 07 00 74 34 48 8b 44 24 10 48 c1 e8 03 <80> 3c 30 00 74 14 48 8b 7c 24 10 e8 ca 11 54 00 48 be 00 00 00 00 [ 55.341467][ T7893] RSP: 0018:ffff888093847b80 EFLAGS: 00010006 [ 55.347506][ T7893] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.355448][ T7893] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 55.363394][ T7893] RBP: ffff888093847cd8 R08: 0000000000000001 R09: 0000000000000000 [ 55.371346][ T7893] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 55.379294][ T7893] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880947b2140 [ 55.387241][ T7893] FS: 00007f1968088700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 55.396143][ T7893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.402701][ T7893] CR2: 000000000075c000 CR3: 00000000a194e000 CR4: 00000000001406f0 [ 55.410649][ T7893] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.418592][ T7893] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.426575][ T7893] Kernel panic - not syncing: Fatal exception in interrupt [ 55.434863][ T7893] Kernel Offset: disabled [ 55.439222][ T7893] Rebooting in 86400 seconds..