Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.1.24' (ECDSA) to the list of known hosts.
2021/09/29 06:25:34 fuzzer started
2021/09/29 06:25:34 connecting to host at 10.128.0.169:40265
2021/09/29 06:25:34 checking machine...
2021/09/29 06:25:34 checking revisions...
2021/09/29 06:25:34 testing simple program...
syzkaller login: [ 73.441471][ T6545] chnl_net:caif_netlink_parms(): no params data found
[ 73.525487][ T6545] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.536427][ T6545] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.546829][ T6545] device bridge_slave_0 entered promiscuous mode
[ 73.558720][ T6545] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.565930][ T6545] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.574154][ T6545] device bridge_slave_1 entered promiscuous mode
[ 73.605359][ T6545] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 73.617128][ T6545] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 73.653476][ T6545] team0: Port device team_slave_0 added
[ 73.661129][ T6545] team0: Port device team_slave_1 added
[ 73.691756][ T6545] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 73.698956][ T6545] 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.
[ 73.725827][ T6545] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 73.738990][ T6545] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 73.746399][ T6545] 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.
[ 73.774299][ T6545] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 73.811400][ T6545] device hsr_slave_0 entered promiscuous mode
[ 73.819519][ T6545] device hsr_slave_1 entered promiscuous mode
[ 73.919685][ T6545] ------------[ cut here ]------------
[ 73.925584][ T6545] WARNING: CPU: 0 PID: 6545 at net/core/devlink.c:5158 devlink_nl_region_notify+0x184/0x1e0
[ 73.937177][ T6545] Modules linked in:
[ 73.941311][ T6545] CPU: 0 PID: 6545 Comm: syz-executor.0 Not tainted 5.15.0-rc3-next-20210929-syzkaller #0
[ 73.953513][ T6545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 73.964718][ T6545] RIP: 0010:devlink_nl_region_notify+0x184/0x1e0
[ 73.971098][ T6545] Code: 38 41 b8 c0 0c 00 00 31 d2 48 89 ee 4c 89 e7 e8 62 0b 26 00 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e e9 e1 03 45 fa e8 dc 03 45 fa <0f> 0b e9 f7 fe ff ff e8 d0 03 45 fa 0f 0b eb da 4c 89 e7 e8 b4 62
[ 73.991303][ T6545] RSP: 0018:ffffc90002d87660 EFLAGS: 00010293
[ 73.997502][ T6545] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 74.005587][ T6545] RDX: ffff88801fe70000 RSI: ffffffff87313be4 RDI: 0000000000000003
[ 74.013974][ T6545] RBP: ffff88801d2d8780 R08: 0000000000000000 R09: 0000000000000000
[ 74.022567][ T6545] R10: ffffffff87313ada R11: 0000000000000000 R12: ffff888075f5e000
[ 74.030659][ T6545] R13: 0000000000000000 R14: 000000000000002c R15: ffff888075f5e070
[ 74.038751][ T6545] FS: 0000555555fe7400(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 74.047878][ T6545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.054661][ T6545] CR2: 00007ffecf0d6ff8 CR3: 000000006784a000 CR4: 00000000003506f0
[ 74.063312][ T6545] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.071311][ T6545] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.079501][ T6545] Call Trace:
[ 74.082906][ T6545]
[ 74.085892][ T6545] devlink_region_create+0x39f/0x4c0
[ 74.091256][ T6545] nsim_dev_probe+0x5f6/0x1150
[ 74.096100][ T6545] ? nsim_esw_legacy_enable+0x1b0/0x1b0
[ 74.101776][ T6545] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 74.108870][ T6545] ? kernfs_create_link+0x1b3/0x230
[ 74.114274][ T6545] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.120706][ T6545] ? kernfs_put+0x31/0x50
[ 74.125255][ T6545] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 74.131663][ T6545] ? sysfs_do_create_link_sd+0xbb/0x140
[ 74.137481][ T6545] ? sysfs_create_link+0x67/0xc0
[ 74.142725][ T6545] ? nsim_bus_remove+0x20/0x20
[ 74.147541][ T6545] really_probe+0x245/0xcc0
[ 74.152082][ T6545] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.158606][ T6545] __driver_probe_device+0x338/0x4d0
[ 74.164000][ T6545] driver_probe_device+0x4c/0x1a0
[ 74.169145][ T6545] __device_attach_driver+0x20b/0x2f0
[ 74.174863][ T6545] ? driver_allows_async_probing+0x150/0x150
[ 74.181215][ T6545] bus_for_each_drv+0x15f/0x1e0
[ 74.186260][ T6545] ? bus_for_each_dev+0x1d0/0x1d0
[ 74.191411][ T6545] ? rcu_read_lock_sched_held+0x3a/0x70
[ 74.197040][ T6545] __device_attach+0x228/0x4a0
[ 74.202044][ T6545] ? device_driver_attach+0x210/0x210
[ 74.208124][ T6545] ? kobject_uevent_env+0x2bb/0x1650
[ 74.215036][ T6545] bus_probe_device+0x1e4/0x290
[ 74.220312][ T6545] device_add+0xc17/0x1ee0
[ 74.224985][ T6545] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.230874][ T6545] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.236884][ T6545] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[ 74.243523][ T6545] ? __raw_spin_lock_init+0x36/0x110
[ 74.248915][ T6545] new_device_store+0x48b/0x770
[ 74.253950][ T6545] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.259995][ T6545] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.266080][ T6545] ? sysfs_file_ops+0x1c0/0x1c0
[ 74.271056][ T6545] bus_attr_store+0x72/0xa0
[ 74.276028][ T6545] ? bus_attr_show+0x90/0x90
[ 74.280745][ T6545] sysfs_kf_write+0x110/0x160
[ 74.285542][ T6545] kernfs_fop_write_iter+0x342/0x500
[ 74.291012][ T6545] new_sync_write+0x429/0x660
[ 74.295940][ T6545] ? new_sync_read+0x6e0/0x6e0
[ 74.300733][ T6545] ? lock_release+0x720/0x720
[ 74.305509][ T6545] vfs_write+0x7cf/0xae0
[ 74.309770][ T6545] ksys_write+0x12d/0x250
[ 74.314193][ T6545] ? __ia32_sys_read+0xb0/0xb0
[ 74.319076][ T6545] ? syscall_enter_from_user_mode+0x21/0x70
[ 74.325154][ T6545] do_syscall_64+0x35/0xb0
[ 74.329584][ T6545] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 74.335739][ T6545] RIP: 0033:0x7f7b968553ef
[ 74.340174][ T6545] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48
[ 74.360689][ T6545] RSP: 002b:00007ffecf0d76f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[ 74.369644][ T6545] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7b968553ef
[ 74.378246][ T6545] RDX: 0000000000000003 RSI: 00007ffecf0d7740 RDI: 0000000000000004
[ 74.387053][ T6545] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007ffecf0d7690
[ 74.396199][ T6545] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f7b968fc971
[ 74.404378][ T6545] R13: 00007ffecf0d7740 R14: 0000000000000000 R15: 00007ffecf0d7e10
[ 74.413403][ T6545]
[ 74.416442][ T6545] Kernel panic - not syncing: panic_on_warn set ...
[ 74.423715][ T6545] CPU: 0 PID: 6545 Comm: syz-executor.0 Not tainted 5.15.0-rc3-next-20210929-syzkaller #0
[ 74.434442][ T6545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.444891][ T6545] Call Trace:
[ 74.448441][ T6545]
[ 74.451464][ T6545] dump_stack_lvl+0xcd/0x134
[ 74.456435][ T6545] panic+0x2b0/0x6dd
[ 74.460436][ T6545] ? __warn_printk+0xf3/0xf3
[ 74.465512][ T6545] ? __warn.cold+0x1a/0x44
[ 74.470227][ T6545] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.476034][ T6545] __warn.cold+0x35/0x44
[ 74.480911][ T6545] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.487028][ T6545] report_bug+0x1bd/0x210
[ 74.491380][ T6545] handle_bug+0x3c/0x60
[ 74.495692][ T6545] exc_invalid_op+0x14/0x40
[ 74.500284][ T6545] asm_exc_invalid_op+0x12/0x20
[ 74.505137][ T6545] RIP: 0010:devlink_nl_region_notify+0x184/0x1e0
[ 74.511499][ T6545] Code: 38 41 b8 c0 0c 00 00 31 d2 48 89 ee 4c 89 e7 e8 62 0b 26 00 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e e9 e1 03 45 fa e8 dc 03 45 fa <0f> 0b e9 f7 fe ff ff e8 d0 03 45 fa 0f 0b eb da 4c 89 e7 e8 b4 62
[ 74.531546][ T6545] RSP: 0018:ffffc90002d87660 EFLAGS: 00010293
[ 74.537745][ T6545] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 74.545715][ T6545] RDX: ffff88801fe70000 RSI: ffffffff87313be4 RDI: 0000000000000003
[ 74.553973][ T6545] RBP: ffff88801d2d8780 R08: 0000000000000000 R09: 0000000000000000
[ 74.562113][ T6545] R10: ffffffff87313ada R11: 0000000000000000 R12: ffff888075f5e000
[ 74.570282][ T6545] R13: 0000000000000000 R14: 000000000000002c R15: ffff888075f5e070
[ 74.578838][ T6545] ? devlink_nl_region_notify+0x7a/0x1e0
[ 74.584680][ T6545] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.590866][ T6545] devlink_region_create+0x39f/0x4c0
[ 74.596554][ T6545] nsim_dev_probe+0x5f6/0x1150
[ 74.602191][ T6545] ? nsim_esw_legacy_enable+0x1b0/0x1b0
[ 74.609785][ T6545] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 74.616323][ T6545] ? kernfs_create_link+0x1b3/0x230
[ 74.622582][ T6545] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.629277][ T6545] ? kernfs_put+0x31/0x50
[ 74.633732][ T6545] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 74.641704][ T6545] ? sysfs_do_create_link_sd+0xbb/0x140
[ 74.647860][ T6545] ? sysfs_create_link+0x67/0xc0
[ 74.652969][ T6545] ? nsim_bus_remove+0x20/0x20
[ 74.657859][ T6545] really_probe+0x245/0xcc0
[ 74.662531][ T6545] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.668861][ T6545] __driver_probe_device+0x338/0x4d0
[ 74.674229][ T6545] driver_probe_device+0x4c/0x1a0
[ 74.679480][ T6545] __device_attach_driver+0x20b/0x2f0
[ 74.685110][ T6545] ? driver_allows_async_probing+0x150/0x150
[ 74.691385][ T6545] bus_for_each_drv+0x15f/0x1e0
[ 74.696345][ T6545] ? bus_for_each_dev+0x1d0/0x1d0
[ 74.701651][ T6545] ? rcu_read_lock_sched_held+0x3a/0x70
[ 74.707552][ T6545] __device_attach+0x228/0x4a0
[ 74.712853][ T6545] ? device_driver_attach+0x210/0x210
[ 74.718325][ T6545] ? kobject_uevent_env+0x2bb/0x1650
executing program
[ 74.723918][ T6545] bus_probe_device+0x1e4/0x290
[ 74.728787][ T6545] device_add+0xc17/0x1ee0
[ 74.733636][ T6545] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.739194][ T6545] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.744919][ T6545] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[ 74.751261][ T6545] ? __raw_spin_lock_init+0x36/0x110
[ 74.756809][ T6545] new_device_store+0x48b/0x770
[ 74.761655][ T6545] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.767814][ T6545] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.773733][ T6545] ? sysfs_file_ops+0x1c0/0x1c0
[ 74.778585][ T6545] bus_attr_store+0x72/0xa0
[ 74.783378][ T6545] ? bus_attr_show+0x90/0x90
[ 74.787976][ T6545] sysfs_kf_write+0x110/0x160
[ 74.792982][ T6545] kernfs_fop_write_iter+0x342/0x500
[ 74.798510][ T6545] new_sync_write+0x429/0x660
[ 74.803460][ T6545] ? new_sync_read+0x6e0/0x6e0
[ 74.808305][ T6545] ? lock_release+0x720/0x720
[ 74.813000][ T6545] vfs_write+0x7cf/0xae0
[ 74.817423][ T6545] ksys_write+0x12d/0x250
[ 74.821949][ T6545] ? __ia32_sys_read+0xb0/0xb0
[ 74.827068][ T6545] ? syscall_enter_from_user_mode+0x21/0x70
[ 74.833168][ T6545] do_syscall_64+0x35/0xb0
[ 74.837634][ T6545] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 74.844203][ T6545] RIP: 0033:0x7f7b968553ef
[ 74.849091][ T6545] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48
[ 74.869650][ T6545] RSP: 002b:00007ffecf0d76f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[ 74.878296][ T6545] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7b968553ef
[ 74.886615][ T6545] RDX: 0000000000000003 RSI: 00007ffecf0d7740 RDI: 0000000000000004
[ 74.894923][ T6545] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007ffecf0d7690
[ 74.902967][ T6545] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f7b968fc971
[ 74.911383][ T6545] R13: 00007ffecf0d7740 R14: 0000000000000000 R15: 00007ffecf0d7e10
[ 74.919631][ T6545]
[ 74.923288][ T6545] Kernel Offset: disabled
[ 74.927967][ T6545] Rebooting in 86400 seconds..