[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.342503][ T26] audit: type=1800 audit(1573269218.827:25): pid=8560 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 55.364003][ T26] audit: type=1800 audit(1573269218.827:26): pid=8560 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.393680][ T26] audit: type=1800 audit(1573269218.827:27): pid=8560 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 '10.128.1.12' (ECDSA) to the list of known hosts. 2019/11/09 03:13:48 parsed 1 programs 2019/11/09 03:13:50 executed programs: 0 syzkaller login: [ 67.161329][ T8729] IPVS: ftp: loaded support on port[0] = 21 [ 67.223657][ T8729] chnl_net:caif_netlink_parms(): no params data found [ 67.249900][ T8729] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.257280][ T8729] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.265302][ T8729] device bridge_slave_0 entered promiscuous mode [ 67.273215][ T8729] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.280437][ T8729] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.287998][ T8729] device bridge_slave_1 entered promiscuous mode [ 67.305621][ T8729] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.316878][ T8729] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.336063][ T8729] team0: Port device team_slave_0 added [ 67.343145][ T8729] team0: Port device team_slave_1 added [ 67.411303][ T8729] device hsr_slave_0 entered promiscuous mode [ 67.489671][ T8729] device hsr_slave_1 entered promiscuous mode [ 67.580655][ T8729] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.587880][ T8729] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.595827][ T8729] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.602956][ T8729] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.714903][ T8729] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.766239][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.790440][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.829884][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.861766][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 67.885174][ T8729] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.902742][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.920688][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.927779][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.971517][ T2845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.990515][ T2845] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.997602][ T2845] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.063425][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.090432][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.099015][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.130931][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.151504][ T3509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.162507][ T8729] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.231281][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.238849][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.273876][ T8729] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.513390][ T8940] kasan: CONFIG_KASAN_INLINE enabled [ 69.518737][ T8940] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 69.526794][ T8940] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 69.533714][ T8940] CPU: 0 PID: 8940 Comm: syz-executor.0 Not tainted 5.4.0-rc5+ #0 [ 69.541491][ T8940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.551583][ T8940] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 69.557211][ T8940] 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 [ 69.576802][ T8940] RSP: 0018:ffff8880896ffb48 EFLAGS: 00010006 [ 69.582846][ T8940] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 69.590794][ T8940] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 69.598745][ T8940] RBP: ffff8880896ffc60 R08: 0000000000000001 R09: 0000000000000001 [ 69.606691][ T8940] R10: fffffbfff138cda8 R11: ffff8880982ca600 R12: 00000000000010c0 [ 69.614636][ T8940] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 69.622582][ T8940] FS: 00007f2248ff2700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 69.631482][ T8940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.638040][ T8940] CR2: 000000000075c000 CR3: 000000008f958000 CR4: 00000000001406f0 [ 69.645988][ T8940] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.653932][ T8940] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.661874][ T8940] Call Trace: [ 69.665144][ T8940] ? __kasan_check_read+0x11/0x20 [ 69.670144][ T8940] ? __lock_acquire+0x16f2/0x4a00 [ 69.675154][ T8940] ? rwlock_bug.part.0+0x90/0x90 [ 69.680064][ T8940] ? lock_acquire+0x190/0x410 [ 69.684716][ T8940] ? mark_held_locks+0xf0/0xf0 [ 69.689465][ T8940] lock_acquire+0x190/0x410 [ 69.693952][ T8940] ? j1939_jsk_del+0x32/0x240 [ 69.698610][ T8940] _raw_spin_lock_bh+0x33/0x50 [ 69.703348][ T8940] ? j1939_jsk_del+0x32/0x240 [ 69.708010][ T8940] j1939_jsk_del+0x32/0x240 [ 69.712492][ T8940] ? lock_sock_nested+0xe2/0x120 [ 69.717418][ T8940] j1939_sk_bind+0x2e2/0x8e0 [ 69.721992][ T8940] __sys_bind+0x239/0x290 [ 69.726306][ T8940] ? __ia32_sys_socketpair+0xf0/0xf0 [ 69.731568][ T8940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 69.737784][ T8940] ? put_timespec64+0xda/0x140 [ 69.742532][ T8940] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 69.747965][ T8940] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 69.753398][ T8940] ? do_syscall_64+0x26/0x760 [ 69.758074][ T8940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.764122][ T8940] ? do_syscall_64+0x26/0x760 [ 69.768806][ T8940] __x64_sys_bind+0x73/0xb0 [ 69.773305][ T8940] do_syscall_64+0xfa/0x760 [ 69.777799][ T8940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.783767][ T8940] RIP: 0033:0x45a219 [ 69.787644][ T8940] 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 [ 69.807229][ T8940] RSP: 002b:00007f2248ff1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 69.815616][ T8940] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 69.823564][ T8940] RDX: 0000000000000018 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.831511][ T8940] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.839467][ T8940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2248ff26d4 [ 69.847415][ T8940] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 69.855371][ T8940] Modules linked in: [ 69.859267][ T8940] ---[ end trace af03bc042901c4a8 ]--- [ 69.864709][ T8940] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 69.870318][ T8940] 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 [ 69.889901][ T8940] RSP: 0018:ffff8880896ffb48 EFLAGS: 00010006 [ 69.895942][ T8940] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 69.903889][ T8940] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 69.911861][ T8940] RBP: ffff8880896ffc60 R08: 0000000000000001 R09: 0000000000000001 [ 69.919819][ T8940] R10: fffffbfff138cda8 R11: ffff8880982ca600 R12: 00000000000010c0 [ 69.927797][ T8940] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 69.935755][ T8940] FS: 00007f2248ff2700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 69.944670][ T8940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.951237][ T8940] CR2: 000000000075c000 CR3: 000000008f958000 CR4: 00000000001406f0 [ 69.959212][ T8940] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.967162][ T8940] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.975110][ T8940] Kernel panic - not syncing: Fatal exception in interrupt [ 69.983573][ T8940] Kernel Offset: disabled [ 69.987903][ T8940] Rebooting in 86400 seconds..