Warning: Permanently added '10.128.1.62' (ECDSA) to the list of known hosts. 2020/07/05 01:51:15 parsed 1 programs 2020/07/05 01:51:16 executed programs: 0 syzkaller login: [ 1047.866103][ T6818] IPVS: ftp: loaded support on port[0] = 21 [ 1047.957167][ T6818] chnl_net:caif_netlink_parms(): no params data found [ 1048.005660][ T6818] bridge0: port 1(bridge_slave_0) entered blocking state [ 1048.013420][ T6818] bridge0: port 1(bridge_slave_0) entered disabled state [ 1048.023195][ T6818] device bridge_slave_0 entered promiscuous mode [ 1048.032149][ T6818] bridge0: port 2(bridge_slave_1) entered blocking state [ 1048.039429][ T6818] bridge0: port 2(bridge_slave_1) entered disabled state [ 1048.047083][ T6818] device bridge_slave_1 entered promiscuous mode [ 1048.066001][ T6818] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1048.077054][ T6818] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1048.098300][ T6818] team0: Port device team_slave_0 added [ 1048.106213][ T6818] team0: Port device team_slave_1 added [ 1048.123201][ T6818] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1048.130187][ T6818] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1048.156126][ T6818] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1048.168650][ T6818] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1048.175589][ T6818] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1048.201563][ T6818] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1048.271249][ T6818] device hsr_slave_0 entered promiscuous mode [ 1048.329126][ T6818] device hsr_slave_1 entered promiscuous mode [ 1048.449817][ T6818] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1048.501222][ T6818] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1048.541764][ T6818] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1048.600544][ T6818] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1048.655809][ T6818] bridge0: port 2(bridge_slave_1) entered blocking state [ 1048.663105][ T6818] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1048.671073][ T6818] bridge0: port 1(bridge_slave_0) entered blocking state [ 1048.678152][ T6818] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1048.721004][ T6818] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1048.734800][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1048.745619][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 1048.754630][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 1048.763535][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1048.776028][ T6818] 8021q: adding VLAN 0 to HW filter on device team0 [ 1048.786891][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1048.796290][ T2562] bridge0: port 1(bridge_slave_0) entered blocking state [ 1048.803408][ T2562] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1048.814741][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1048.824097][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 1048.831407][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1048.850744][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1048.859792][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1048.878319][ T6818] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1048.889955][ T6818] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1048.902088][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1048.910835][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1048.919652][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1048.927876][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1048.944931][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1048.952679][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1048.965283][ T6818] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1048.984437][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1048.993695][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1049.014995][ T6818] device veth0_vlan entered promiscuous mode [ 1049.022401][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1049.031712][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1049.050178][ T6818] device veth1_vlan entered promiscuous mode [ 1049.057203][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1049.065341][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1049.073409][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1049.095077][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1049.103207][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1049.112368][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1049.124401][ T6818] device veth0_macvtap entered promiscuous mode [ 1049.134263][ T6818] device veth1_macvtap entered promiscuous mode [ 1049.151165][ T6818] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1049.158715][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1049.166783][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1049.174968][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1049.183745][ T7029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1049.199719][ T6818] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1049.207031][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1049.216523][ T2562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/07/05 01:51:21 executed programs: 11 2020/07/05 01:51:26 executed programs: 27 2020/07/05 01:51:31 executed programs: 43 2020/07/05 01:51:36 executed programs: 59 2020/07/05 01:51:41 executed programs: 75 2020/07/05 01:51:47 executed programs: 90 2020/07/05 01:51:52 executed programs: 107 2020/07/05 01:51:57 executed programs: 123 2020/07/05 01:52:02 executed programs: 140 2020/07/05 01:52:07 executed programs: 157 2020/07/05 01:52:12 executed programs: 174 2020/07/05 01:52:17 executed programs: 190 2020/07/05 01:52:23 executed programs: 206 [ 1119.421270][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08 2020/07/05 01:52:28 executed programs: 223 2020/07/05 01:52:33 executed programs: 240 2020/07/05 01:52:38 executed programs: 257 2020/07/05 01:52:43 executed programs: 273 [ 1139.900808][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08 2020/07/05 01:52:48 executed programs: 290 2020/07/05 01:52:54 executed programs: 307 2020/07/05 01:52:59 executed programs: 323 2020/07/05 01:53:04 executed programs: 339 [ 1160.378785][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08 2020/07/05 01:53:09 executed programs: 355 2020/07/05 01:53:14 executed programs: 371 2020/07/05 01:53:20 executed programs: 388 2020/07/05 01:53:25 executed programs: 404 2020/07/05 01:53:30 executed programs: 419 2020/07/05 01:53:35 executed programs: 437 2020/07/05 01:53:40 executed programs: 454 2020/07/05 01:53:45 executed programs: 470 2020/07/05 01:53:50 executed programs: 486 2020/07/05 01:53:55 executed programs: 503 2020/07/05 01:54:01 executed programs: 519 2020/07/05 01:54:06 executed programs: 536 2020/07/05 01:54:11 executed programs: 553 2020/07/05 01:54:16 executed programs: 570 2020/07/05 01:54:21 executed programs: 587 2020/07/05 01:54:26 executed programs: 602 [ 1242.290022][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08 2020/07/05 01:54:32 executed programs: 619 2020/07/05 01:54:37 executed programs: 636 2020/07/05 01:54:42 executed programs: 653 2020/07/05 01:54:47 executed programs: 670 2020/07/05 01:54:53 executed programs: 688 2020/07/05 01:54:58 executed programs: 704 2020/07/05 01:55:03 executed programs: 721 2020/07/05 01:55:08 executed programs: 738 2020/07/05 01:55:14 executed programs: 756 2020/07/05 01:55:19 executed programs: 772 2020/07/05 01:55:24 executed programs: 788 2020/07/05 01:55:29 executed programs: 804 [ 1303.726477][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08 2020/07/05 01:55:34 executed programs: 819 2020/07/05 01:55:40 executed programs: 836 2020/07/05 01:55:45 executed programs: 852 2020/07/05 01:55:50 executed programs: 868 2020/07/05 01:55:55 executed programs: 884 2020/07/05 01:56:00 executed programs: 900 2020/07/05 01:56:05 executed programs: 917 2020/07/05 01:56:11 executed programs: 934 2020/07/05 01:56:16 executed programs: 951 2020/07/05 01:56:21 executed programs: 967 2020/07/05 01:56:26 executed programs: 984 2020/07/05 01:56:31 executed programs: 1000 2020/07/05 01:56:36 executed programs: 1017 2020/07/05 01:56:42 executed programs: 1033 2020/07/05 01:56:47 executed programs: 1050 [ 1380.716216][ C0] ================================================================== [ 1380.724580][ C0] BUG: KASAN: stack-out-of-bounds in csd_lock_record+0xcb/0xe0 [ 1380.732103][ C0] Read of size 8 at addr ffffc900024e7a30 by task kworker/0:1/23089 [ 1380.740089][ C0] [ 1380.742398][ C0] CPU: 0 PID: 23089 Comm: kworker/0:1 Not tainted 5.8.0-rc3-next-20200703-syzkaller #0 [ 1380.751998][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1380.762211][ C0] Workqueue: events iterate_cleanup_work [ 1380.767816][ C0] Call Trace: [ 1380.771075][ C0] [ 1380.773968][ C0] dump_stack+0x18f/0x20d [ 1380.778302][ C0] ? csd_lock_record+0xcb/0xe0 [ 1380.783047][ C0] ? csd_lock_record+0xcb/0xe0 [ 1380.787861][ C0] print_address_description.constprop.0.cold+0x5/0x436 [ 1380.794837][ C0] ? lockdep_hardirqs_off+0x66/0xa0 [ 1380.800046][ C0] ? vprintk_func+0x97/0x1a6 [ 1380.804653][ C0] ? csd_lock_record+0xcb/0xe0 [ 1380.809396][ C0] kasan_report.cold+0x1f/0x37 [ 1380.814149][ C0] ? csd_lock_record+0xcb/0xe0 [ 1380.818890][ C0] csd_lock_record+0xcb/0xe0 [ 1380.823454][ C0] flush_smp_call_function_queue+0x285/0x730 [ 1380.829444][ C0] ? param_set_next_fqs_jiffies+0x130/0x130 [ 1380.835357][ C0] __sysvec_call_function_single+0x98/0x490 [ 1380.841269][ C0] asm_call_on_stack+0xf/0x20 [ 1380.846019][ C0] [ 1380.848934][ C0] sysvec_call_function_single+0xe0/0x120 [ 1380.854629][ C0] asm_sysvec_call_function_single+0x12/0x20 [ 1380.860691][ C0] RIP: 0010:__local_bh_enable_ip+0x189/0x250 [ 1380.866685][ C0] Code: 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 c4 00 00 00 48 83 3d 40 59 6e 08 00 74 7b fb 66 0f 1f 44 00 00 <65> 8b 05 a0 58 bb 7e 85 c0 74 6b 5b 5d 41 5c c3 80 3d c1 7c 63 09 [ 1380.886293][ C0] RSP: 0018:ffffc9000733fba8 EFLAGS: 00000286 [ 1380.892333][ C0] RAX: 1ffffffff1369fe2 RBX: 0000000000000200 RCX: 0000000000000006 [ 1380.900286][ C0] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffffffff8146a5a9 [ 1380.908248][ C0] RBP: ffffffff8673d367 R08: 0000000000000000 R09: 0000000000000000 [ 1380.916198][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffff888093bf2340 [ 1380.924144][ C0] R13: 00000000000049a5 R14: 0000000000000000 R15: 0000000000000001 [ 1380.932174][ C0] ? nf_ct_iterate_cleanup+0x77/0x330 [ 1380.937540][ C0] ? __local_bh_enable_ip+0x159/0x250 [ 1380.942887][ C0] ? __local_bh_enable_ip+0x159/0x250 [ 1380.948235][ C0] nf_ct_iterate_cleanup+0x9e/0x330 [ 1380.953413][ C0] ? nf_ct_port_nlattr_to_tuple+0x1d0/0x1d0 [ 1380.959284][ C0] nf_ct_iterate_cleanup_net+0x113/0x170 [ 1380.964892][ C0] ? nf_nat_masquerade_inet_unregister_notifiers+0x70/0x70 [ 1380.972073][ C0] ? nf_ct_iterate_cleanup+0x330/0x330 [ 1380.977520][ C0] ? nf_nat_masquerade_inet_unregister_notifiers+0x70/0x70 [ 1380.984712][ C0] ? __schedule+0x85a/0x1e80 [ 1380.989291][ C0] ? _raw_spin_unlock_irq+0x1f/0x80 [ 1380.994488][ C0] iterate_cleanup_work+0x45/0x130 [ 1380.999644][ C0] process_one_work+0x94c/0x1670 [ 1381.004586][ C0] ? lock_release+0x8d0/0x8d0 [ 1381.009241][ C0] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 1381.014591][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 1381.019503][ C0] ? lockdep_hardirqs_off+0x66/0xa0 [ 1381.024688][ C0] worker_thread+0x64c/0x1120 [ 1381.029354][ C0] ? __kthread_parkme+0x13f/0x1e0 [ 1381.034354][ C0] ? process_one_work+0x1670/0x1670 [ 1381.039527][ C0] kthread+0x3b5/0x4a0 [ 1381.043570][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 1381.048661][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 1381.053790][ C0] ret_from_fork+0x1f/0x30 [ 1381.058186][ C0] [ 1381.060489][ C0] [ 1381.062787][ C0] Memory state around the buggy address: [ 1381.068388][ C0] ffffc900024e7900: 00 00 00 00 f1 f1 f1 f1 00 00 00 00 00 00 00 00 [ 1381.076426][ C0] ffffc900024e7980: 00 00 00 f3 f3 f3 f3 f3 00 00 00 00 00 00 00 00 [ 1381.084458][ C0] >ffffc900024e7a00: 00 00 00 00 00 f1 f1 f1 f1 00 00 00 f3 f3 f3 f3 [ 1381.092488][ C0] ^ [ 1381.098094][ C0] ffffc900024e7a80: f3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 1381.106229][ C0] ffffc900024e7b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 f1 f1 [ 1381.114318][ C0] ================================================================== [ 1381.122356][ C0] Disabling lock debugging due to kernel taint [ 1381.128518][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 1381.135078][ C0] CPU: 0 PID: 23089 Comm: kworker/0:1 Tainted: G B 5.8.0-rc3-next-20200703-syzkaller #0 [ 1381.146059][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1381.156095][ C0] Workqueue: events iterate_cleanup_work [ 1381.161695][ C0] Call Trace: [ 1381.164951][ C0] [ 1381.167810][ C0] dump_stack+0x18f/0x20d [ 1381.172116][ C0] ? csd_lock_record+0x30/0xe0 [ 1381.176905][ C0] panic+0x2e3/0x75c [ 1381.180784][ C0] ? __warn_printk+0xf3/0xf3 [ 1381.185348][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0xe0 [ 1381.191133][ C0] ? csd_lock_record+0xcb/0xe0 [ 1381.195866][ C0] ? csd_lock_record+0xcb/0xe0 [ 1381.200614][ C0] end_report+0x4d/0x53 [ 1381.204741][ C0] kasan_report.cold+0xd/0x37 [ 1381.209388][ C0] ? csd_lock_record+0xcb/0xe0 [ 1381.214125][ C0] csd_lock_record+0xcb/0xe0 [ 1381.220335][ C0] flush_smp_call_function_queue+0x285/0x730 [ 1381.226286][ C0] ? param_set_next_fqs_jiffies+0x130/0x130 [ 1381.232155][ C0] __sysvec_call_function_single+0x98/0x490 [ 1381.238034][ C0] asm_call_on_stack+0xf/0x20 [ 1381.242676][ C0] [ 1381.245594][ C0] sysvec_call_function_single+0xe0/0x120 [ 1381.251288][ C0] asm_sysvec_call_function_single+0x12/0x20 [ 1381.257263][ C0] RIP: 0010:__local_bh_enable_ip+0x189/0x250 [ 1381.263214][ C0] Code: 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 c4 00 00 00 48 83 3d 40 59 6e 08 00 74 7b fb 66 0f 1f 44 00 00 <65> 8b 05 a0 58 bb 7e 85 c0 74 6b 5b 5d 41 5c c3 80 3d c1 7c 63 09 [ 1381.282786][ C0] RSP: 0018:ffffc9000733fba8 EFLAGS: 00000286 [ 1381.288841][ C0] RAX: 1ffffffff1369fe2 RBX: 0000000000000200 RCX: 0000000000000006 [ 1381.296784][ C0] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffffffff8146a5a9 [ 1381.304726][ C0] RBP: ffffffff8673d367 R08: 0000000000000000 R09: 0000000000000000 [ 1381.312667][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffff888093bf2340 [ 1381.320622][ C0] R13: 00000000000049a5 R14: 0000000000000000 R15: 0000000000000001 [ 1381.328571][ C0] ? nf_ct_iterate_cleanup+0x77/0x330 [ 1381.333916][ C0] ? __local_bh_enable_ip+0x159/0x250 [ 1381.339259][ C0] ? __local_bh_enable_ip+0x159/0x250 [ 1381.344603][ C0] nf_ct_iterate_cleanup+0x9e/0x330 [ 1381.349781][ C0] ? nf_ct_port_nlattr_to_tuple+0x1d0/0x1d0 [ 1381.355652][ C0] nf_ct_iterate_cleanup_net+0x113/0x170 [ 1381.361256][ C0] ? nf_nat_masquerade_inet_unregister_notifiers+0x70/0x70 [ 1381.368434][ C0] ? nf_ct_iterate_cleanup+0x330/0x330 [ 1381.373871][ C0] ? nf_nat_masquerade_inet_unregister_notifiers+0x70/0x70 [ 1381.381037][ C0] ? __schedule+0x85a/0x1e80 [ 1381.385604][ C0] ? _raw_spin_unlock_irq+0x1f/0x80 [ 1381.390776][ C0] iterate_cleanup_work+0x45/0x130 [ 1381.395873][ C0] process_one_work+0x94c/0x1670 [ 1381.400786][ C0] ? lock_release+0x8d0/0x8d0 [ 1381.405452][ C0] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 1381.410794][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 1381.415704][ C0] ? lockdep_hardirqs_off+0x66/0xa0 [ 1381.420873][ C0] worker_thread+0x64c/0x1120 [ 1381.425525][ C0] ? __kthread_parkme+0x13f/0x1e0 [ 1381.430531][ C0] ? process_one_work+0x1670/0x1670 [ 1381.435700][ C0] kthread+0x3b5/0x4a0 [ 1381.439751][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 1381.444838][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 1381.449920][ C0] ret_from_fork+0x1f/0x30 [ 1381.455607][ C0] Kernel Offset: disabled [ 1381.459920][ C0] Rebooting in 86400 seconds..