[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [ 54.470759][ T26] audit: type=1800 audit(1573090724.162:25): pid=8486 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.516528][ T26] audit: type=1800 audit(1573090724.162:26): pid=8486 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.537897][ T26] audit: type=1800 audit(1573090724.172:27): pid=8486 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[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.200' (ECDSA) to the list of known hosts. 2019/11/07 01:38:56 parsed 1 programs 2019/11/07 01:38:58 executed programs: 0 syzkaller login: [ 69.139446][ T8653] IPVS: ftp: loaded support on port[0] = 21 [ 69.200096][ T8653] chnl_net:caif_netlink_parms(): no params data found [ 69.226833][ T8653] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.234185][ T8653] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.242430][ T8653] device bridge_slave_0 entered promiscuous mode [ 69.250343][ T8653] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.257509][ T8653] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.265062][ T8653] device bridge_slave_1 entered promiscuous mode [ 69.282241][ T8653] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.292826][ T8653] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.312627][ T8653] team0: Port device team_slave_0 added [ 69.319637][ T8653] team0: Port device team_slave_1 added [ 69.388321][ T8653] device hsr_slave_0 entered promiscuous mode [ 69.456717][ T8653] device hsr_slave_1 entered promiscuous mode [ 69.543022][ T8653] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.550289][ T8653] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.558205][ T8653] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.565286][ T8653] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.640765][ T8653] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.677934][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.726164][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.777768][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.807554][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 69.843422][ T8653] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.878415][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.909460][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.916607][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.946839][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.955324][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.962467][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.041543][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.051441][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.087456][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.118037][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.146830][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.180851][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.213087][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.228404][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.249761][ T8653] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.612152][ T8879] kasan: CONFIG_KASAN_INLINE enabled [ 71.617472][ T8879] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 71.625527][ T8879] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 71.632438][ T8879] CPU: 0 PID: 8879 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 71.640220][ T8879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.650271][ T8879] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 71.655881][ T8879] 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 [ 71.675474][ T8879] RSP: 0018:ffff888088cb7b38 EFLAGS: 00010006 [ 71.681524][ T8879] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 71.689475][ T8879] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 71.697438][ T8879] RBP: ffff888088cb7c50 R08: 0000000000000001 R09: 0000000000000001 [ 71.705412][ T8879] R10: fffffbfff138cd40 R11: ffff8880a3856140 R12: 00000000000010c0 [ 71.713362][ T8879] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 71.721352][ T8879] FS: 0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:00000000f7fc2b40 [ 71.730259][ T8879] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 71.736819][ T8879] CR2: 00000000f7fc2db0 CR3: 0000000094f7a000 CR4: 00000000001406f0 [ 71.744770][ T8879] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.752755][ T8879] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.760747][ T8879] Call Trace: [ 71.764017][ T8879] ? __kasan_check_read+0x11/0x20 [ 71.769017][ T8879] ? __lock_acquire+0x16f2/0x4a00 [ 71.774014][ T8879] ? rwlock_bug.part.0+0x90/0x90 [ 71.778925][ T8879] ? lock_acquire+0x190/0x410 [ 71.783591][ T8879] ? mark_held_locks+0xf0/0xf0 [ 71.788344][ T8879] lock_acquire+0x190/0x410 [ 71.792839][ T8879] ? j1939_jsk_del+0x32/0x240 [ 71.797492][ T8879] _raw_spin_lock_bh+0x33/0x50 [ 71.802239][ T8879] ? j1939_jsk_del+0x32/0x240 [ 71.806890][ T8879] j1939_jsk_del+0x32/0x240 [ 71.811375][ T8879] ? lock_sock_nested+0xe2/0x120 [ 71.816297][ T8879] j1939_sk_bind+0x2e2/0x8e0 [ 71.820868][ T8879] __sys_bind+0x239/0x290 [ 71.825173][ T8879] ? __ia32_sys_socketpair+0xf0/0xf0 [ 71.830554][ T8879] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 71.836772][ T8879] ? put_old_timespec32+0x113/0x200 [ 71.841948][ T8879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 71.848166][ T8879] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 71.853598][ T8879] ? do_fast_syscall_32+0xd1/0xdb3 [ 71.858695][ T8879] ? entry_SYSENTER_compat+0x70/0x7f [ 71.863951][ T8879] ? do_fast_syscall_32+0xd1/0xdb3 [ 71.869037][ T8879] __ia32_sys_bind+0x72/0xb0 [ 71.873602][ T8879] do_fast_syscall_32+0x27b/0xdb3 [ 71.878602][ T8879] entry_SYSENTER_compat+0x70/0x7f [ 71.883688][ T8879] RIP: 0023:0xf7fe7a39 [ 71.887733][ T8879] Code: 00 00 00 89 d3 5b 5e 5f 5d c3 b8 80 96 98 00 eb c4 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 71.907319][ T8879] RSP: 002b:00000000f7fc20cc EFLAGS: 00000296 ORIG_RAX: 0000000000000169 [ 71.915705][ T8879] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000000 [ 71.923664][ T8879] RDX: 0000000000000018 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.931617][ T8879] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 71.939563][ T8879] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 71.947516][ T8879] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 71.955462][ T8879] Modules linked in: [ 71.959337][ T8879] ---[ end trace 0dfa88f0a6b1a344 ]--- [ 71.964774][ T8879] RIP: 0010:__lock_acquire+0x1254/0x4a00 [ 71.970384][ T8879] 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 [ 71.989961][ T8879] RSP: 0018:ffff888088cb7b38 EFLAGS: 00010006 [ 71.995999][ T8879] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 72.003950][ T8879] RDX: 0000000000000218 RSI: 0000000000000000 RDI: 0000000000000001 [ 72.011903][ T8879] RBP: ffff888088cb7c50 R08: 0000000000000001 R09: 0000000000000001 [ 72.019848][ T8879] R10: fffffbfff138cd40 R11: ffff8880a3856140 R12: 00000000000010c0 [ 72.027793][ T8879] R13: 0000000000000000 R14: 00000000000010c0 R15: 0000000000000000 [ 72.035739][ T8879] FS: 0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:00000000f7fc2b40 [ 72.044649][ T8879] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 72.051206][ T8879] CR2: 00000000f7fc2db0 CR3: 0000000094f7a000 CR4: 00000000001406f0 [ 72.059153][ T8879] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.067110][ T8879] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.075058][ T8879] Kernel panic - not syncing: Fatal exception in interrupt [ 72.083359][ T8879] Kernel Offset: disabled [ 72.087674][ T8879] Rebooting in 86400 seconds..