[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.692080][ T26] audit: type=1800 audit(1573372383.563:25): pid=8685 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.713945][ T26] audit: type=1800 audit(1573372383.563:26): pid=8685 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.749787][ T26] audit: type=1800 audit(1573372383.573:27): pid=8685 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.6' (ECDSA) to the list of known hosts. 2019/11/10 07:53:14 parsed 1 programs 2019/11/10 07:53:16 executed programs: 0 syzkaller login: [ 69.414246][ T8853] IPVS: ftp: loaded support on port[0] = 21 [ 69.479464][ T8853] chnl_net:caif_netlink_parms(): no params data found [ 69.509075][ T8853] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.517392][ T8853] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.525315][ T8853] device bridge_slave_0 entered promiscuous mode [ 69.533903][ T8853] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.541101][ T8853] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.548806][ T8853] device bridge_slave_1 entered promiscuous mode [ 69.568290][ T8853] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.579323][ T8853] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.599886][ T8853] team0: Port device team_slave_0 added [ 69.607024][ T8853] team0: Port device team_slave_1 added [ 69.692070][ T8853] device hsr_slave_0 entered promiscuous mode [ 69.760588][ T8853] device hsr_slave_1 entered promiscuous mode [ 69.863064][ T8853] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.870250][ T8853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.878049][ T8853] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.885170][ T8853] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.918798][ T8853] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.933779][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.944526][ T3019] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.953742][ T3019] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.963083][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 69.976122][ T8853] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.987128][ T2852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.995868][ T2852] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.002979][ T2852] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.020367][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.028963][ T3019] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.036110][ T3019] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.046620][ T2852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.056891][ T2852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.074437][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.082876][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.094216][ T8853] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.106831][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.115058][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.132453][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.140118][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.153179][ T8853] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.506434][ T8897] kasan: CONFIG_KASAN_INLINE enabled [ 70.511747][ T8897] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 70.519954][ T8897] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 70.527138][ T8897] CPU: 1 PID: 8897 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 70.535008][ T8897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.545068][ T8897] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 70.550683][ T8897] Code: 00 0f 85 96 24 00 00 48 81 c4 f0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 0b 28 00 00 49 81 3e e0 05 07 8a 0f 84 5f ee ff [ 70.570276][ T8897] RSP: 0018:ffff8880a0b07b48 EFLAGS: 00010006 [ 70.576329][ T8897] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 70.584280][ T8897] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 70.592249][ T8897] RBP: ffff8880a0b07c60 R08: 0000000000000001 R09: 0000000000000001 [ 70.600210][ T8897] R10: fffffbfff138da28 R11: ffff88809b3da6c0 R12: 00000000000010c0 [ 70.608601][ T8897] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 70.616566][ T8897] FS: 00007fe8d10a6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 70.625482][ T8897] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.632053][ T8897] CR2: 000000000075c000 CR3: 00000000a1528000 CR4: 00000000001406e0 [ 70.640005][ T8897] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.648024][ T8897] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.656073][ T8897] Call Trace: [ 70.659355][ T8897] ? __kasan_check_read+0x11/0x20 [ 70.666902][ T8897] ? __lock_acquire+0x16f2/0x4a00 [ 70.671906][ T8897] ? rwlock_bug.part.0+0x90/0x90 [ 70.676820][ T8897] ? lock_acquire+0x190/0x410 [ 70.681477][ T8897] ? mark_held_locks+0xf0/0xf0 [ 70.686229][ T8897] lock_acquire+0x190/0x410 [ 70.690714][ T8897] ? j1939_jsk_del+0x32/0x240 [ 70.695388][ T8897] _raw_spin_lock_bh+0x33/0x50 [ 70.700141][ T8897] ? j1939_jsk_del+0x32/0x240 [ 70.704792][ T8897] j1939_jsk_del+0x32/0x240 [ 70.709276][ T8897] ? lock_sock_nested+0xe2/0x120 [ 70.714189][ T8897] j1939_sk_bind+0x2e2/0x8e0 [ 70.718758][ T8897] __sys_bind+0x239/0x290 [ 70.723063][ T8897] ? __ia32_sys_socketpair+0xf0/0xf0 [ 70.728329][ T8897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 70.734557][ T8897] ? put_timespec64+0xda/0x140 [ 70.739319][ T8897] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 70.744757][ T8897] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 70.750204][ T8897] ? do_syscall_64+0x26/0x760 [ 70.754868][ T8897] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.760914][ T8897] ? do_syscall_64+0x26/0x760 [ 70.765585][ T8897] __x64_sys_bind+0x73/0xb0 [ 70.770075][ T8897] do_syscall_64+0xfa/0x760 [ 70.774558][ T8897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.780432][ T8897] RIP: 0033:0x45a219 [ 70.784303][ T8897] 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 [ 70.803884][ T8897] RSP: 002b:00007fe8d10a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 70.812287][ T8897] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 70.820238][ T8897] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000004 [ 70.828213][ T8897] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.836172][ T8897] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe8d10a66d4 [ 70.844129][ T8897] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 70.852086][ T8897] Modules linked in: [ 70.855980][ T8897] ---[ end trace 3347601d7d6d9bf1 ]--- [ 70.861427][ T8897] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 70.867035][ T8897] Code: 00 0f 85 96 24 00 00 48 81 c4 f0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 0b 28 00 00 49 81 3e e0 05 07 8a 0f 84 5f ee ff [ 70.886714][ T8897] RSP: 0018:ffff8880a0b07b48 EFLAGS: 00010006 [ 70.892769][ T8897] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 70.900730][ T8897] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 70.908686][ T8897] RBP: ffff8880a0b07c60 R08: 0000000000000001 R09: 0000000000000001 [ 70.916639][ T8897] R10: fffffbfff138da28 R11: ffff88809b3da6c0 R12: 00000000000010c0 [ 70.924589][ T8897] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 70.932561][ T8897] FS: 00007fe8d10a6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 70.941475][ T8897] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.948037][ T8897] CR2: 000000000075c000 CR3: 00000000a1528000 CR4: 00000000001406e0 [ 70.956094][ T8897] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.964043][ T8897] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.971992][ T8897] Kernel panic - not syncing: Fatal exception in interrupt [ 70.980569][ T8897] Kernel Offset: disabled [ 70.984896][ T8897] Rebooting in 86400 seconds..