[ 41.352891][ T26] audit: type=1800 audit(1573123939.963:26): pid=7731 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.388233][ T26] audit: type=1800 audit(1573123939.963:27): pid=7731 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.413324][ T26] audit: type=1800 audit(1573123939.973:28): pid=7731 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[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.339674][ T26] audit: type=1800 audit(1573123940.983:29): pid=7731 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.245' (ECDSA) to the list of known hosts. 2019/11/07 10:52:27 parsed 1 programs 2019/11/07 10:52:30 executed programs: 0 syzkaller login: [ 51.642524][ T7899] IPVS: ftp: loaded support on port[0] = 21 [ 51.692305][ T7899] chnl_net:caif_netlink_parms(): no params data found [ 51.716027][ T7899] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.723988][ T7899] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.731586][ T7899] device bridge_slave_0 entered promiscuous mode [ 51.739399][ T7899] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.746543][ T7899] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.754113][ T7899] device bridge_slave_1 entered promiscuous mode [ 51.768826][ T7899] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.779554][ T7899] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.797653][ T7899] team0: Port device team_slave_0 added [ 51.804522][ T7899] team0: Port device team_slave_1 added [ 51.864022][ T7899] device hsr_slave_0 entered promiscuous mode [ 51.902181][ T7899] device hsr_slave_1 entered promiscuous mode [ 52.003656][ T7899] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.010859][ T7899] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.018758][ T7899] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.025875][ T7899] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.178243][ T7899] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.217632][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.263847][ T110] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.276698][ T110] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.314558][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.346808][ T7899] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.382513][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.413442][ T110] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.420536][ T110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.462795][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.471683][ T110] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.478808][ T110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.494856][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.518718][ T7899] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.531833][ T7899] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.544255][ T7926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.553029][ T7926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.561258][ T7926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.570328][ T7926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.579296][ T7926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.594452][ T7899] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.601733][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.615228][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.201664][ T8253] kasan: CONFIG_KASAN_INLINE enabled [ 54.206973][ T8253] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.215061][ T8253] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 54.221976][ T8253] CPU: 0 PID: 8253 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 54.229779][ T8253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.239811][ T8253] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 54.245241][ T8253] 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 [ 54.264869][ T8253] RSP: 0018:ffff888094067b80 EFLAGS: 00010006 [ 54.270940][ T8253] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.278920][ T8253] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 54.286883][ T8253] RBP: ffff888094067cd8 R08: 0000000000000001 R09: 0000000000000000 [ 54.294837][ T8253] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 54.302788][ T8253] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88808da7c480 [ 54.310739][ T8253] FS: 00007fa451f71700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 54.319649][ T8253] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.326202][ T8253] CR2: 000000000075c000 CR3: 0000000091cf5000 CR4: 00000000001406f0 [ 54.334149][ T8253] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.342099][ T8253] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.350038][ T8253] Call Trace: [ 54.353299][ T8253] ? mark_lock+0x107/0x1650 [ 54.357772][ T8253] ? lock_sock_nested+0xa8/0x120 [ 54.362677][ T8253] ? trace_lock_acquire+0x159/0x1d0 [ 54.367858][ T8253] lock_acquire+0x158/0x250 [ 54.372330][ T8253] ? j1939_sk_bind+0x387/0xac0 [ 54.377063][ T8253] ? j1939_sk_bind+0x387/0xac0 [ 54.381792][ T8253] _raw_spin_lock_bh+0x34/0x50 [ 54.386524][ T8253] ? j1939_sk_bind+0x387/0xac0 [ 54.391256][ T8253] j1939_sk_bind+0x387/0xac0 [ 54.395815][ T8253] __sys_bind+0x2c2/0x3a0 [ 54.400123][ T8253] ? prepare_exit_to_usermode+0x1f7/0x580 [ 54.405811][ T8253] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 54.411498][ T8253] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 54.416927][ T8253] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 54.422615][ T8253] __x64_sys_bind+0x7a/0x90 [ 54.427087][ T8253] do_syscall_64+0xf7/0x1c0 [ 54.431559][ T8253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.437417][ T8253] RIP: 0033:0x45a219 [ 54.441279][ T8253] 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 [ 54.460856][ T8253] RSP: 002b:00007fa451f70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 54.469244][ T8253] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 54.477186][ T8253] RDX: 0000000000000018 RSI: 0000000020000240 RDI: 0000000000000003 [ 54.485136][ T8253] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.493085][ T8253] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa451f716d4 [ 54.501031][ T8253] R13: 00000000004c057e R14: 00000000004d2c50 R15: 00000000ffffffff [ 54.509114][ T8253] Modules linked in: [ 54.512993][ T8253] ---[ end trace e03d7386f0822baa ]--- [ 54.518425][ T8253] RIP: 0010:__lock_acquire+0x86/0x1be0 [ 54.523852][ T8253] 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 [ 54.543459][ T8253] RSP: 0018:ffff888094067b80 EFLAGS: 00010006 [ 54.549495][ T8253] RAX: 0000000000000218 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.557436][ T8253] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000010c0 [ 54.565380][ T8253] RBP: ffff888094067cd8 R08: 0000000000000001 R09: 0000000000000000 [ 54.573322][ T8253] R10: fffffbfff117cc55 R11: 0000000000000000 R12: 0000000000000000 [ 54.581264][ T8253] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88808da7c480 [ 54.589220][ T8253] FS: 00007fa451f71700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 54.598117][ T8253] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.604704][ T8253] CR2: 000000000075c000 CR3: 0000000091cf5000 CR4: 00000000001406f0 [ 54.612660][ T8253] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.620602][ T8253] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.628552][ T8253] Kernel panic - not syncing: Fatal exception in interrupt [ 54.636985][ T8253] Kernel Offset: disabled [ 54.641314][ T8253] Rebooting in 86400 seconds..