[ 61.107952][ T26] audit: type=1800 audit(1563678470.343:25): pid=8875 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[ 61.144001][ T26] audit: type=1800 audit(1563678470.343:26): pid=8875 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 61.165191][ T26] audit: type=1800 audit(1563678470.343:27): pid=8875 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.
[ 61.638980][ T8939] sshd (8939) used greatest stack depth: 23256 bytes left
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.0.227' (ECDSA) to the list of known hosts.
syzkaller login: [ 81.210137][ T9030] IPVS: ftp: loaded support on port[0] = 21
[ 81.270723][ T9030] chnl_net:caif_netlink_parms(): no params data found
[ 81.299450][ T9030] bridge0: port 1(bridge_slave_0) entered blocking state
[ 81.307008][ T9030] bridge0: port 1(bridge_slave_0) entered disabled state
[ 81.315028][ T9030] device bridge_slave_0 entered promiscuous mode
[ 81.323040][ T9030] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.330281][ T9030] bridge0: port 2(bridge_slave_1) entered disabled state
[ 81.338278][ T9030] device bridge_slave_1 entered promiscuous mode
[ 81.356309][ T9030] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 81.367010][ T9030] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 81.386171][ T9030] team0: Port device team_slave_0 added
[ 81.393288][ T9030] team0: Port device team_slave_1 added
[ 81.475572][ T9030] device hsr_slave_0 entered promiscuous mode
[ 81.523888][ T9030] device hsr_slave_1 entered promiscuous mode
[ 81.591802][ T9030] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.599122][ T9030] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.607440][ T9030] bridge0: port 1(bridge_slave_0) entered blocking state
[ 81.614712][ T9030] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 81.649670][ T9030] 8021q: adding VLAN 0 to HW filter on device bond0
[ 81.662507][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 81.673043][ T5] bridge0: port 1(bridge_slave_0) entered disabled state
[ 81.681701][ T5] bridge0: port 2(bridge_slave_1) entered disabled state
[ 81.689803][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 81.702106][ T9030] 8021q: adding VLAN 0 to HW filter on device team0
[ 81.712769][ T3510] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 81.721622][ T3510] bridge0: port 1(bridge_slave_0) entered blocking state
[ 81.728865][ T3510] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 81.746491][ T9032] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 81.754962][ T9032] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.762111][ T9032] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.770511][ T9032] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 81.779753][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 81.790799][ T3510] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 81.803403][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 81.815165][ T9030] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 81.827749][ T9030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 81.836275][ T3510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
executing program
[ 81.855653][ T9030] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 81.892649][ T9030] IPv6: ADDRCONF(NETDEV_CHANGE): rose0: link becomes ready
[ 82.003879][ C0] kasan: CONFIG_KASAN_INLINE enabled
[ 82.009416][ C0] kasan: GPF could be caused by NULL-ptr deref or user memory access
[ 82.017562][ C0] general protection fault: 0000 [#1] PREEMPT SMP KASAN
[ 82.024544][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.2.0+ #67
[ 82.031374][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 82.041436][ C0] RIP: 0010:rose_send_frame+0x1a8/0x280
[ 82.047128][ C0] Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 e0 ae
[ 82.066724][ C0] RSP: 0018:ffff8880ae809ad8 EFLAGS: 00010206
[ 82.072877][ C0] RAX: dffffc0000000000 RBX: ffff88809bdefac0 RCX: ffffffff8665d47b
[ 82.081113][ C0] RDX: 000000000000006a RSI: ffffffff8665d5ac RDI: 0000000000000350
[ 82.089249][ C0] RBP: ffff8880ae809b08 R08: ffffffff88c7a1c0 R09: ffffed10148e0175
[ 82.097207][ C0] R10: ffffed10148e0174 R11: ffff8880a4700ba3 R12: 0000000000000000
[ 82.105159][ C0] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888091e6f900
[ 82.113115][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 82.122023][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 82.128598][ C0] CR2: 0000000020000190 CR3: 000000008fe74000 CR4: 00000000001406f0
[ 82.137017][ C0] Call Trace:
[ 82.140344][ C0]
[ 82.143188][ C0] rose_transmit_clear_request+0x1de/0x2a0
[ 82.148976][ C0] ? __local_bh_enable_ip+0x15a/0x270
[ 82.154332][ C0] rose_rx_call_request+0x4ec/0x19d4
[ 82.159602][ C0] ? rose_release+0x450/0x450
[ 82.164275][ C0] rose_loopback_timer+0x164/0x480
[ 82.169420][ C0] call_timer_fn+0x1ac/0x780
[ 82.174000][ C0] ? rose_link_rx_restart.cold+0xa9/0xa9
[ 82.179618][ C0] ? msleep_interruptible+0x150/0x150
[ 82.185009][ C0] ? run_timer_softirq+0x685/0x17a0
[ 82.190200][ C0] ? trace_hardirqs_on+0x67/0x240
[ 82.195208][ C0] ? __kasan_check_read+0x11/0x20
[ 82.200248][ C0] ? rose_link_rx_restart.cold+0xa9/0xa9
[ 82.205890][ C0] ? rose_link_rx_restart.cold+0xa9/0xa9
[ 82.211513][ C0] run_timer_softirq+0x697/0x17a0
[ 82.216563][ C0] ? add_timer+0x930/0x930
[ 82.220967][ C0] ? kvm_clock_read+0x18/0x30
[ 82.225648][ C0] ? kvm_sched_clock_read+0x9/0x20
[ 82.230741][ C0] ? sched_clock+0x2e/0x50
[ 82.235141][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 82.241380][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 82.247668][ C0] __do_softirq+0x262/0x98c
[ 82.252203][ C0] ? sched_clock_cpu+0x1b/0x1b0
[ 82.257142][ C0] irq_exit+0x19b/0x1e0
[ 82.261285][ C0] smp_apic_timer_interrupt+0x1a3/0x610
[ 82.266862][ C0] apic_timer_interrupt+0xf/0x20
[ 82.271793][ C0]
[ 82.274721][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 82.280075][ C0] Code: 68 96 73 fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d e4 26 4f 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 26 4f 00 fb f4 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 be 57 27 fa e8 79
[ 82.299842][ C0] RSP: 0018:ffffffff88c07ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 82.308350][ C0] RAX: 1ffffffff11a5e05 RBX: ffffffff88c7a1c0 RCX: 0000000000000000
[ 82.316305][ C0] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff88c7aa4c
[ 82.324467][ C0] RBP: ffffffff88c07d18 R08: ffffffff88c7a1c0 R09: 0000000000000000
[ 82.332590][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
[ 82.340606][ C0] R13: ffffffff89a4f7b8 R14: 0000000000000000 R15: 0000000000000000
[ 82.348583][ C0] ? default_idle+0x4e/0x360
[ 82.353193][ C0] arch_cpu_idle+0xa/0x10
[ 82.357507][ C0] default_idle_call+0x84/0xb0
[ 82.362255][ C0] do_idle+0x413/0x760
[ 82.366319][ C0] ? arch_cpu_idle_exit+0x80/0x80
[ 82.371436][ C0] ? trace_hardirqs_on+0x67/0x240
[ 82.376449][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 82.382673][ C0] ? debug_smp_processor_id+0x3c/0x214
[ 82.388120][ C0] cpu_startup_entry+0x1b/0x20
[ 82.392868][ C0] rest_init+0x245/0x37b
[ 82.397092][ C0] arch_call_rest_init+0xe/0x1b
[ 82.401934][ C0] start_kernel+0x912/0x951
[ 82.406544][ C0] ? mem_encrypt_init+0xb/0xb
[ 82.411466][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 82.417689][ C0] ? x86_family+0x41/0x50
[ 82.422006][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 82.428229][ C0] x86_64_start_reservations+0x29/0x2b
[ 82.433668][ C0] x86_64_start_kernel+0x77/0x7b
[ 82.438583][ C0] secondary_startup_64+0xa4/0xb0
[ 82.443584][ C0] Modules linked in:
[ 82.447652][ C0] ---[ end trace df86163284d718ee ]---
[ 82.453374][ C0] RIP: 0010:rose_send_frame+0x1a8/0x280
[ 82.458963][ C0] Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 e0 ae
[ 82.478928][ C0] RSP: 0018:ffff8880ae809ad8 EFLAGS: 00010206
[ 82.485992][ C0] RAX: dffffc0000000000 RBX: ffff88809bdefac0 RCX: ffffffff8665d47b
[ 82.494337][ C0] RDX: 000000000000006a RSI: ffffffff8665d5ac RDI: 0000000000000350
[ 82.502544][ C0] RBP: ffff8880ae809b08 R08: ffffffff88c7a1c0 R09: ffffed10148e0175
[ 82.510577][ C0] R10: ffffed10148e0174 R11: ffff8880a4700ba3 R12: 0000000000000000
[ 82.518671][ C0] R13: 0000000000000078 R14: 0000000000000005 R15: ffff888091e6f900
[ 82.526686][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 82.535806][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 82.542383][ C0] CR2: 0000000020000190 CR3: 000000008fe74000 CR4: 00000000001406f0
[ 82.550584][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 82.558876][ C0] Kernel Offset: disabled
[ 82.563216][ C0] Rebooting in 86400 seconds..