[ 39.119451][ T26] audit: type=1800 audit(1573125070.587:27): pid=7642 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 39.162768][ T26] audit: type=1800 audit(1573125070.677:28): pid=7642 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. [ 39.957979][ T26] audit: type=1800 audit(1573125071.477:29): pid=7642 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 39.977860][ T26] audit: type=1800 audit(1573125071.477:30): pid=7642 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 '10.128.0.214' (ECDSA) to the list of known hosts. 2019/11/07 11:11:22 parsed 1 programs 2019/11/07 11:11:23 executed programs: 0 syzkaller login: [ 52.183647][ T7808] IPVS: ftp: loaded support on port[0] = 21 [ 52.235417][ T7808] chnl_net:caif_netlink_parms(): no params data found [ 52.259391][ T7808] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.267487][ T7808] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.275199][ T7808] device bridge_slave_0 entered promiscuous mode [ 52.283142][ T7808] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.290247][ T7808] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.298004][ T7808] device bridge_slave_1 entered promiscuous mode [ 52.312410][ T7808] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.323869][ T7808] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.340909][ T7808] team0: Port device team_slave_0 added [ 52.348534][ T7808] team0: Port device team_slave_1 added [ 52.414750][ T7808] device hsr_slave_0 entered promiscuous mode [ 52.493223][ T7808] device hsr_slave_1 entered promiscuous mode [ 52.640383][ T7808] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.647634][ T7808] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.655556][ T7808] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.662648][ T7808] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.747576][ T7808] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.770102][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.805151][ T3015] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.834982][ T3015] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.854005][ T3015] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.909883][ T7808] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.953693][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.962132][ T2834] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.969290][ T2834] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.025730][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.044738][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.051822][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.093641][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.130626][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.140218][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.150006][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.159115][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.169823][ T7808] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.185365][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.192754][ T7835] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.205080][ T7808] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/11/07 11:11:28 executed programs: 216 [ 57.274274][ T8686] kasan: CONFIG_KASAN_INLINE enabled [ 57.279588][ T8686] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 57.287637][ T8686] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 57.294547][ T8686] CPU: 0 PID: 8686 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 57.302327][ T8686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.312363][ T8686] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 57.317794][ T8686] 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 [ 57.337416][ T8686] RSP: 0018:ffff888088f97b80 EFLAGS: 00010006 [ 57.343454][ T8686] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.351399][ T8686] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 57.359349][ T8686] RBP: ffff888088f97cd8 R08: 0000000000000001 R09: 0000000000000000 [ 57.367310][ T8686] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 57.375341][ T8686] R13: 0000000000000000 R14: 0000000000000000 R15: ffff888096e76380 [ 57.383288][ T8686] FS: 00007ffa14192700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 57.392188][ T8686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.398743][ T8686] CR2: 00007f32a906e000 CR3: 00000000a49d7000 CR4: 00000000001406f0 [ 57.406704][ T8686] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.417171][ T8686] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.425115][ T8686] Call Trace: [ 57.428381][ T8686] ? mark_lock+0x107/0x1650 [ 57.432878][ T8686] ? lock_sock_nested+0xa8/0x120 [ 57.439875][ T8686] ? trace_lock_acquire+0x159/0x1d0 [ 57.445062][ T8686] lock_acquire+0x158/0x250 [ 57.449548][ T8686] ? j1939_sk_bind+0x387/0xac0 [ 57.454281][ T8686] ? j1939_sk_bind+0x387/0xac0 [ 57.459027][ T8686] _raw_spin_lock_bh+0x34/0x50 [ 57.463758][ T8686] ? j1939_sk_bind+0x387/0xac0 [ 57.468492][ T8686] j1939_sk_bind+0x387/0xac0 [ 57.473052][ T8686] __sys_bind+0x2c2/0x3a0 [ 57.477354][ T8686] ? prepare_exit_to_usermode+0x1f7/0x580 [ 57.483043][ T8686] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 57.488732][ T8686] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 57.494160][ T8686] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 57.499873][ T8686] __x64_sys_bind+0x7a/0x90 [ 57.504358][ T8686] do_syscall_64+0xf7/0x1c0 [ 57.508839][ T8686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.514707][ T8686] RIP: 0033:0x45a219 [ 57.518574][ T8686] 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 [ 57.538668][ T8686] RSP: 002b:00007ffa14191c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 57.547089][ T8686] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 57.555030][ T8686] RDX: 0000000000000018 RSI: 0000000020000040 RDI: 0000000000000003 [ 57.562973][ T8686] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 57.570916][ T8686] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffa141926d4 [ 57.578862][ T8686] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 57.586818][ T8686] Modules linked in: [ 57.590688][ T8686] ---[ end trace 869d3ba3674df43b ]--- [ 57.596116][ T8686] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 57.601542][ T8686] 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 [ 57.621117][ T8686] RSP: 0018:ffff888088f97b80 EFLAGS: 00010006 [ 57.627149][ T8686] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.635092][ T8686] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 57.643044][ T8686] RBP: ffff888088f97cd8 R08: 0000000000000001 R09: 0000000000000000 [ 57.651012][ T8686] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 57.658962][ T8686] R13: 0000000000000000 R14: 0000000000000000 R15: ffff888096e76380 [ 57.666911][ T8686] FS: 00007ffa14192700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 57.675810][ T8686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.682365][ T8686] CR2: 00007f32a906e000 CR3: 00000000a49d7000 CR4: 00000000001406f0 [ 57.690307][ T8686] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.698374][ T8686] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.706320][ T8686] Kernel panic - not syncing: Fatal exception in interrupt [ 57.714709][ T8686] Kernel Offset: disabled [ 57.719026][ T8686] Rebooting in 86400 seconds..