Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.1.85' (ECDSA) to the list of known hosts.
2021/09/29 14:18:12 fuzzer started
2021/09/29 14:18:13 connecting to host at 10.128.0.169:39515
2021/09/29 14:18:13 checking machine...
2021/09/29 14:18:13 checking revisions...
2021/09/29 14:18:13 testing simple program...
syzkaller login: [ 73.542738][ T6547] chnl_net:caif_netlink_parms(): no params data found
[ 73.643524][ T6547] bridge0: port 1(bridge_slave_0) entered blocking state
[ 73.651420][ T6547] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.661447][ T6547] device bridge_slave_0 entered promiscuous mode
[ 73.673927][ T6547] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.682516][ T6547] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.691136][ T6547] device bridge_slave_1 entered promiscuous mode
[ 73.723124][ T6547] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 73.736422][ T6547] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 73.772102][ T6547] team0: Port device team_slave_0 added
[ 73.780143][ T6547] team0: Port device team_slave_1 added
[ 73.809734][ T6547] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 73.817858][ T6547] 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.
[ 73.846777][ T6547] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 73.861040][ T6547] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 73.870083][ T6547] 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.
[ 73.897846][ T6547] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 73.938882][ T6547] device hsr_slave_0 entered promiscuous mode
[ 73.949506][ T6547] device hsr_slave_1 entered promiscuous mode
[ 74.035062][ T6547] ------------[ cut here ]------------
[ 74.041702][ T6547] WARNING: CPU: 1 PID: 6547 at net/core/devlink.c:5158 devlink_nl_region_notify+0x184/0x1e0
[ 74.052325][ T6547] Modules linked in:
[ 74.056566][ T6547] CPU: 1 PID: 6547 Comm: syz-executor.0 Not tainted 5.15.0-rc3-next-20210929-syzkaller #0
[ 74.067551][ T6547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.078076][ T6547] RIP: 0010:devlink_nl_region_notify+0x184/0x1e0
[ 74.085493][ T6547] 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
[ 74.106091][ T6547] RSP: 0018:ffffc90002d2f660 EFLAGS: 00010293
[ 74.112476][ T6547] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 74.120931][ T6547] RDX: ffff888015b51d00 RSI: ffffffff87313be4 RDI: 0000000000000003
[ 74.130247][ T6547] RBP: ffff888073319d80 R08: 0000000000000000 R09: 0000000000000000
[ 74.138870][ T6547] R10: ffffffff87313ada R11: 0000000000000000 R12: ffff88806e42c000
[ 74.147789][ T6547] R13: 0000000000000000 R14: 000000000000002c R15: ffff88806e42c070
[ 74.155963][ T6547] FS: 00005555564d2400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[ 74.165671][ T6547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.173020][ T6547] CR2: 00007ffede95fd48 CR3: 00000000190fc000 CR4: 00000000003506e0
[ 74.181326][ T6547] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.189413][ T6547] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.198071][ T6547] Call Trace:
[ 74.201371][ T6547]
[ 74.204864][ T6547] devlink_region_create+0x39f/0x4c0
[ 74.210209][ T6547] nsim_dev_probe+0x5f6/0x1150
[ 74.215535][ T6547] ? nsim_esw_legacy_enable+0x1b0/0x1b0
[ 74.221758][ T6547] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 74.229092][ T6547] ? kernfs_create_link+0x1b3/0x230
[ 74.234787][ T6547] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.241687][ T6547] ? kernfs_put+0x31/0x50
[ 74.246275][ T6547] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 74.252697][ T6547] ? sysfs_do_create_link_sd+0xbb/0x140
[ 74.258346][ T6547] ? sysfs_create_link+0x67/0xc0
[ 74.263524][ T6547] ? nsim_bus_remove+0x20/0x20
[ 74.268557][ T6547] really_probe+0x245/0xcc0
[ 74.273238][ T6547] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.279595][ T6547] __driver_probe_device+0x338/0x4d0
[ 74.285121][ T6547] driver_probe_device+0x4c/0x1a0
[ 74.290607][ T6547] __device_attach_driver+0x20b/0x2f0
[ 74.296779][ T6547] ? driver_allows_async_probing+0x150/0x150
[ 74.303264][ T6547] bus_for_each_drv+0x15f/0x1e0
[ 74.308352][ T6547] ? bus_for_each_dev+0x1d0/0x1d0
[ 74.313764][ T6547] ? rcu_read_lock_sched_held+0x3a/0x70
[ 74.320075][ T6547] __device_attach+0x228/0x4a0
[ 74.325039][ T6547] ? device_driver_attach+0x210/0x210
[ 74.330615][ T6547] ? kobject_uevent_env+0x2bb/0x1650
[ 74.336822][ T6547] bus_probe_device+0x1e4/0x290
[ 74.342140][ T6547] device_add+0xc17/0x1ee0
[ 74.346722][ T6547] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.352630][ T6547] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.358308][ T6547] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[ 74.364980][ T6547] ? __raw_spin_lock_init+0x36/0x110
[ 74.370535][ T6547] new_device_store+0x48b/0x770
[ 74.375579][ T6547] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.381758][ T6547] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.387688][ T6547] ? sysfs_file_ops+0x1c0/0x1c0
[ 74.392860][ T6547] bus_attr_store+0x72/0xa0
[ 74.398195][ T6547] ? bus_attr_show+0x90/0x90
[ 74.403025][ T6547] sysfs_kf_write+0x110/0x160
[ 74.407730][ T6547] kernfs_fop_write_iter+0x342/0x500
[ 74.413114][ T6547] new_sync_write+0x429/0x660
[ 74.418484][ T6547] ? new_sync_read+0x6e0/0x6e0
[ 74.423562][ T6547] ? lock_release+0x720/0x720
[ 74.428738][ T6547] vfs_write+0x7cf/0xae0
[ 74.433894][ T6547] ksys_write+0x12d/0x250
[ 74.438633][ T6547] ? __ia32_sys_read+0xb0/0xb0
[ 74.443589][ T6547] ? syscall_enter_from_user_mode+0x21/0x70
[ 74.449617][ T6547] do_syscall_64+0x35/0xb0
[ 74.454221][ T6547] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 74.460246][ T6547] RIP: 0033:0x7f13e786d3ef
[ 74.465574][ T6547] 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
[ 74.486517][ T6547] RSP: 002b:00007ffda1494a20 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[ 74.495193][ T6547] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f13e786d3ef
[ 74.503393][ T6547] RDX: 0000000000000003 RSI: 00007ffda1494a70 RDI: 0000000000000004
[ 74.513092][ T6547] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007ffda14949c0
[ 74.521703][ T6547] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f13e7914971
[ 74.530932][ T6547] R13: 00007ffda1494a70 R14: 0000000000000000 R15: 00007ffda1495140
[ 74.541620][ T6547]
[ 74.545540][ T6547] Kernel panic - not syncing: panic_on_warn set ...
[ 74.555450][ T6547] CPU: 1 PID: 6547 Comm: syz-executor.0 Not tainted 5.15.0-rc3-next-20210929-syzkaller #0
[ 74.565927][ T6547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.576735][ T6547] Call Trace:
[ 74.580079][ T6547]
[ 74.583186][ T6547] dump_stack_lvl+0xcd/0x134
[ 74.588307][ T6547] panic+0x2b0/0x6dd
[ 74.592331][ T6547] ? __warn_printk+0xf3/0xf3
[ 74.597192][ T6547] ? __warn.cold+0x1a/0x44
[ 74.601807][ T6547] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.607811][ T6547] __warn.cold+0x35/0x44
[ 74.612506][ T6547] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.618443][ T6547] report_bug+0x1bd/0x210
[ 74.622885][ T6547] handle_bug+0x3c/0x60
[ 74.627172][ T6547] exc_invalid_op+0x14/0x40
[ 74.632382][ T6547] asm_exc_invalid_op+0x12/0x20
[ 74.637332][ T6547] RIP: 0010:devlink_nl_region_notify+0x184/0x1e0
[ 74.643791][ T6547] 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
[ 74.664193][ T6547] RSP: 0018:ffffc90002d2f660 EFLAGS: 00010293
[ 74.670457][ T6547] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 74.679094][ T6547] RDX: ffff888015b51d00 RSI: ffffffff87313be4 RDI: 0000000000000003
[ 74.687091][ T6547] RBP: ffff888073319d80 R08: 0000000000000000 R09: 0000000000000000
[ 74.695761][ T6547] R10: ffffffff87313ada R11: 0000000000000000 R12: ffff88806e42c000
[ 74.706461][ T6547] R13: 0000000000000000 R14: 000000000000002c R15: ffff88806e42c070
[ 74.715646][ T6547] ? devlink_nl_region_notify+0x7a/0x1e0
[ 74.722030][ T6547] ? devlink_nl_region_notify+0x184/0x1e0
[ 74.728704][ T6547] devlink_region_create+0x39f/0x4c0
[ 74.734375][ T6547] nsim_dev_probe+0x5f6/0x1150
[ 74.740551][ T6547] ? nsim_esw_legacy_enable+0x1b0/0x1b0
[ 74.747530][ T6547] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 74.754338][ T6547] ? kernfs_create_link+0x1b3/0x230
[ 74.760344][ T6547] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.767029][ T6547] ? kernfs_put+0x31/0x50
[ 74.771481][ T6547] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 74.778134][ T6547] ? sysfs_do_create_link_sd+0xbb/0x140
[ 74.783887][ T6547] ? sysfs_create_link+0x67/0xc0
[ 74.789189][ T6547] ? nsim_bus_remove+0x20/0x20
[ 74.794221][ T6547] really_probe+0x245/0xcc0
[ 74.798846][ T6547] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 74.806190][ T6547] __driver_probe_device+0x338/0x4d0
[ 74.811948][ T6547] driver_probe_device+0x4c/0x1a0
[ 74.817296][ T6547] __device_attach_driver+0x20b/0x2f0
[ 74.823493][ T6547] ? driver_allows_async_probing+0x150/0x150
[ 74.829861][ T6547] bus_for_each_drv+0x15f/0x1e0
[ 74.835207][ T6547] ? bus_for_each_dev+0x1d0/0x1d0
[ 74.840786][ T6547] ? rcu_read_lock_sched_held+0x3a/0x70
[ 74.846787][ T6547] __device_attach+0x228/0x4a0
[ 74.852012][ T6547] ? device_driver_attach+0x210/0x210
[ 74.857417][ T6547] ? kobject_uevent_env+0x2bb/0x1650
[ 74.862989][ T6547] bus_probe_device+0x1e4/0x290
[ 74.868207][ T6547] device_add+0xc17/0x1ee0
[ 74.872810][ T6547] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.878742][ T6547] ? lockdep_init_map_type+0x2c3/0x7b0
[ 74.884915][ T6547] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[ 74.892093][ T6547] ? __raw_spin_lock_init+0x36/0x110
[ 74.897508][ T6547] new_device_store+0x48b/0x770
[ 74.902822][ T6547] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.908761][ T6547] ? nsim_bus_dev_numvfs_store+0x3e0/0x3e0
[ 74.915771][ T6547] ? sysfs_file_ops+0x1c0/0x1c0
[ 74.921377][ T6547] bus_attr_store+0x72/0xa0
[ 74.927514][ T6547] ? bus_attr_show+0x90/0x90
[ 74.932667][ T6547] sysfs_kf_write+0x110/0x160
[ 74.940090][ T6547] kernfs_fop_write_iter+0x342/0x500
[ 74.946042][ T6547] new_sync_write+0x429/0x660
[ 74.950740][ T6547] ? new_sync_read+0x6e0/0x6e0
[ 74.955753][ T6547] ? lock_release+0x720/0x720
[ 74.960936][ T6547] vfs_write+0x7cf/0xae0
[ 74.965392][ T6547] ksys_write+0x12d/0x250
[ 74.970125][ T6547] ? __ia32_sys_read+0xb0/0xb0
[ 74.975121][ T6547] ? syscall_enter_from_user_mode+0x21/0x70
[ 74.981769][ T6547] do_syscall_64+0x35/0xb0
[ 74.986658][ T6547] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 74.992795][ T6547] RIP: 0033:0x7f13e786d3ef
[ 74.997396][ T6547] 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
[ 75.018189][ T6547] RSP: 002b:00007ffda1494a20 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[ 75.026788][ T6547] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f13e786d3ef
[ 75.035292][ T6547] RDX: 0000000000000003 RSI: 00007ffda1494a70 RDI: 0000000000000004
[ 75.044340][ T6547] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007ffda14949c0
[ 75.052664][ T6547] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f13e7914971
[ 75.061497][ T6547] R13: 00007ffda1494a70 R14: 0000000000000000 R15: 00007ffda1495140
[ 75.069866][ T6547]
[ 75.073734][ T6547] Kernel Offset: disabled
[ 75.078521][ T6547] Rebooting in 86400 seconds..