[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 57.070716][ T26] audit: type=1800 audit(1573407222.302:25): pid=8633 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 57.114971][ T26] audit: type=1800 audit(1573407222.302:26): pid=8633 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 57.148974][ T26] audit: type=1800 audit(1573407222.302:27): pid=8633 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 '10.128.0.170' (ECDSA) to the list of known hosts. 2019/11/10 17:33:52 parsed 1 programs 2019/11/10 17:33:54 executed programs: 0 syzkaller login: [ 69.617786][ T8799] IPVS: ftp: loaded support on port[0] = 21 [ 69.687189][ T8799] chnl_net:caif_netlink_parms(): no params data found [ 69.717403][ T8799] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.726115][ T8799] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.734169][ T8799] device bridge_slave_0 entered promiscuous mode [ 69.742799][ T8799] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.750259][ T8799] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.758028][ T8799] device bridge_slave_1 entered promiscuous mode [ 69.775151][ T8799] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.786625][ T8799] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.807170][ T8799] team0: Port device team_slave_0 added [ 69.814099][ T8799] team0: Port device team_slave_1 added [ 69.867498][ T8799] device hsr_slave_0 entered promiscuous mode [ 69.935664][ T8799] device hsr_slave_1 entered promiscuous mode [ 70.067510][ T8799] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.074757][ T8799] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.082782][ T8799] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.090747][ T8799] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.164141][ T8799] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.192088][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.237568][ T3014] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.267814][ T3014] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.291940][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.361881][ T8799] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.398008][ T8824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.417169][ T8824] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.424281][ T8824] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.486227][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.494786][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.501944][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.556142][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.577404][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.596781][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.620323][ T8799] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.657174][ T8799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.690441][ T8824] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.699543][ T8824] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.736690][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.744143][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.780776][ T8799] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.152076][ T8870] kasan: CONFIG_KASAN_INLINE enabled [ 71.157392][ T8870] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 71.165603][ T8870] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 71.172573][ T8870] CPU: 0 PID: 8870 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 71.180362][ T8870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.190556][ T8870] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 71.196234][ T8870] 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 85 06 8a 0f 84 5f ee ff [ 71.216179][ T8870] RSP: 0018:ffff8880935e7b48 EFLAGS: 00010006 [ 71.222228][ T8870] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 71.230178][ T8870] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 71.238138][ T8870] RBP: ffff8880935e7c60 R08: 0000000000000001 R09: 0000000000000001 [ 71.246091][ T8870] R10: fffffbfff138cda0 R11: ffff8880938ec640 R12: 00000000000010c0 [ 71.254036][ T8870] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 71.261984][ T8870] FS: 00007f29ac286700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 71.270900][ T8870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.277460][ T8870] CR2: 0000000000000000 CR3: 000000008f18f000 CR4: 00000000001406f0 [ 71.285409][ T8870] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.293363][ T8870] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.301316][ T8870] Call Trace: [ 71.304591][ T8870] ? __kasan_check_read+0x11/0x20 [ 71.309594][ T8870] ? __lock_acquire+0x16f2/0x4a00 [ 71.314589][ T8870] ? rwlock_bug.part.0+0x90/0x90 [ 71.319500][ T8870] ? lock_acquire+0x190/0x410 [ 71.324154][ T8870] ? mark_held_locks+0xf0/0xf0 [ 71.329069][ T8870] lock_acquire+0x190/0x410 [ 71.333553][ T8870] ? j1939_jsk_del+0x32/0x240 [ 71.338209][ T8870] _raw_spin_lock_bh+0x33/0x50 [ 71.343206][ T8870] ? j1939_jsk_del+0x32/0x240 [ 71.347860][ T8870] j1939_jsk_del+0x32/0x240 [ 71.352343][ T8870] ? lock_sock_nested+0xe2/0x120 [ 71.357273][ T8870] j1939_sk_bind+0x2e2/0x8e0 [ 71.361841][ T8870] __sys_bind+0x239/0x290 [ 71.366149][ T8870] ? __ia32_sys_socketpair+0xf0/0xf0 [ 71.371420][ T8870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 71.377635][ T8870] ? put_timespec64+0xda/0x140 [ 71.382384][ T8870] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 71.387931][ T8870] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 71.393376][ T8870] ? do_syscall_64+0x26/0x760 [ 71.398031][ T8870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.404071][ T8870] ? do_syscall_64+0x26/0x760 [ 71.408735][ T8870] __x64_sys_bind+0x73/0xb0 [ 71.413217][ T8870] do_syscall_64+0xfa/0x760 [ 71.417697][ T8870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.423570][ T8870] RIP: 0033:0x45a219 [ 71.427445][ T8870] 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 [ 71.447032][ T8870] RSP: 002b:00007f29ac285c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 71.455419][ T8870] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 71.463368][ T8870] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000004 [ 71.471316][ T8870] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.479276][ T8870] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29ac2866d4 [ 71.487233][ T8870] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 71.495189][ T8870] Modules linked in: [ 71.499072][ T8870] ---[ end trace 67e470585f54da70 ]--- [ 71.504515][ T8870] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 71.510130][ T8870] 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 85 06 8a 0f 84 5f ee ff [ 71.529710][ T8870] RSP: 0018:ffff8880935e7b48 EFLAGS: 00010006 [ 71.535751][ T8870] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 71.543695][ T8870] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 71.551710][ T8870] RBP: ffff8880935e7c60 R08: 0000000000000001 R09: 0000000000000001 [ 71.559674][ T8870] R10: fffffbfff138cda0 R11: ffff8880938ec640 R12: 00000000000010c0 [ 71.567628][ T8870] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 71.575593][ T8870] FS: 00007f29ac286700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 71.584502][ T8870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.591072][ T8870] CR2: 0000000000000000 CR3: 000000008f18f000 CR4: 00000000001406f0 [ 71.599032][ T8870] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.607099][ T8870] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.615056][ T8870] Kernel panic - not syncing: Fatal exception in interrupt [ 71.623743][ T8870] Kernel Offset: disabled [ 71.628068][ T8870] Rebooting in 86400 seconds..