[ 44.519493][ T26] audit: type=1800 audit(1573129177.052:25): pid=7833 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.560595][ T26] audit: type=1800 audit(1573129177.052:26): pid=7833 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.600765][ T26] audit: type=1800 audit(1573129177.052:27): pid=7833 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.620668][ T26] audit: type=1800 audit(1573129177.052:28): pid=7833 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[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 '10.128.0.75' (ECDSA) to the list of known hosts. 2019/11/07 12:19:47 parsed 1 programs 2019/11/07 12:19:50 executed programs: 0 syzkaller login: [ 57.641055][ T7999] IPVS: ftp: loaded support on port[0] = 21 [ 57.695288][ T7999] chnl_net:caif_netlink_parms(): no params data found [ 57.719055][ T7999] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.727303][ T7999] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.735445][ T7999] device bridge_slave_0 entered promiscuous mode [ 57.744131][ T7999] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.751721][ T7999] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.759634][ T7999] device bridge_slave_1 entered promiscuous mode [ 57.777116][ T7999] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.788913][ T7999] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.808031][ T7999] team0: Port device team_slave_0 added [ 57.815742][ T7999] team0: Port device team_slave_1 added [ 57.882476][ T7999] device hsr_slave_0 entered promiscuous mode [ 57.931075][ T7999] device hsr_slave_1 entered promiscuous mode [ 58.023765][ T7999] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.031479][ T7999] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.039684][ T7999] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.047070][ T7999] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.263744][ T7999] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.300214][ T109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.343279][ T109] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.382126][ T109] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.402951][ T109] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 58.426445][ T7999] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.454995][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.471511][ T2611] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.478606][ T2611] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.514791][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.532476][ T2611] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.539945][ T2611] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.549390][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.558976][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.569462][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.582387][ T3510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.594119][ T7999] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.605928][ T7999] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.614203][ T8035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.632165][ T7999] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.640866][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.648516][ T2611] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.073303][ T8110] kasan: CONFIG_KASAN_INLINE enabled [ 59.078760][ T8110] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 59.086964][ T8110] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 59.094078][ T8110] CPU: 0 PID: 8110 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 59.102015][ T8110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.112071][ T8110] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 59.117517][ T8110] 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 [ 59.137690][ T8110] RSP: 0018:ffff8880a8dbfb80 EFLAGS: 00010006 [ 59.144189][ T8110] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.152673][ T8110] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 59.161531][ T8110] RBP: ffff8880a8dbfcd8 R08: 0000000000000001 R09: 0000000000000000 [ 59.169753][ T8110] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 59.177843][ T8110] R13: 0000000000000000 R14: 0000000000000000 R15: ffff888092d02700 [ 59.186518][ T8110] FS: 00007f9f1e822700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 59.195951][ T8110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.202915][ T8110] CR2: 000000000075c000 CR3: 00000000a0d2d000 CR4: 00000000001406f0 [ 59.212665][ T8110] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.221322][ T8110] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.229371][ T8110] Call Trace: [ 59.232698][ T8110] ? mark_lock+0x107/0x1650 [ 59.237193][ T8110] ? lock_sock_nested+0xa8/0x120 [ 59.242121][ T8110] ? trace_lock_acquire+0x159/0x1d0 [ 59.247339][ T8110] lock_acquire+0x158/0x250 [ 59.251830][ T8110] ? j1939_sk_bind+0x387/0xac0 [ 59.256733][ T8110] ? j1939_sk_bind+0x387/0xac0 [ 59.261629][ T8110] _raw_spin_lock_bh+0x34/0x50 [ 59.266575][ T8110] ? j1939_sk_bind+0x387/0xac0 [ 59.271417][ T8110] j1939_sk_bind+0x387/0xac0 [ 59.276013][ T8110] __sys_bind+0x2c2/0x3a0 [ 59.280562][ T8110] ? prepare_exit_to_usermode+0x1f7/0x580 [ 59.286965][ T8110] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 59.292734][ T8110] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 59.298178][ T8110] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 59.303881][ T8110] __x64_sys_bind+0x7a/0x90 [ 59.308371][ T8110] do_syscall_64+0xf7/0x1c0 [ 59.312873][ T8110] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.319011][ T8110] RIP: 0033:0x45a219 [ 59.322891][ T8110] 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 [ 59.342917][ T8110] RSP: 002b:00007f9f1e821c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 59.351899][ T8110] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 59.360257][ T8110] RDX: 0000000000000018 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.368538][ T8110] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 59.376496][ T8110] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f1e8226d4 [ 59.384464][ T8110] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 59.392560][ T8110] Modules linked in: [ 59.396624][ T8110] ---[ end trace 0cf87065e9f7e01c ]--- [ 59.402075][ T8110] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 59.407557][ T8110] 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 [ 59.427151][ T8110] RSP: 0018:ffff8880a8dbfb80 EFLAGS: 00010006 [ 59.433236][ T8110] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.441217][ T8110] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 59.449175][ T8110] RBP: ffff8880a8dbfcd8 R08: 0000000000000001 R09: 0000000000000000 [ 59.457387][ T8110] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 59.465566][ T8110] R13: 0000000000000000 R14: 0000000000000000 R15: ffff888092d02700 [ 59.473616][ T8110] FS: 00007f9f1e822700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 59.483091][ T8110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.489921][ T8110] CR2: 000000000075c000 CR3: 00000000a0d2d000 CR4: 00000000001406f0 [ 59.498003][ T8110] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.506003][ T8110] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.514157][ T8110] Kernel panic - not syncing: Fatal exception in interrupt [ 59.523012][ T8110] Kernel Offset: disabled [ 59.527375][ T8110] Rebooting in 86400 seconds..