Warning: Permanently added '10.128.10.24' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 613.334336][ T1136] INFO: task syz-executor154:9879 blocked for more than 143 seconds. [ 613.334357][ T1136] Not tainted 5.6.0-rc3-syzkaller #0 [ 613.334363][ T1136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 613.334371][ T1136] syz-executor154 D28072 9879 9878 0x00004004 [ 613.334396][ T1136] Call Trace: [ 613.334578][ T1136] __schedule+0x934/0x1f90 [ 613.334609][ T1136] ? firmware_map_remove+0x1a3/0x1a3 [ 613.334657][ T1136] ? lock_downgrade+0x920/0x920 [ 613.334676][ T1136] ? rwlock_bug.part.0+0x90/0x90 [ 613.334704][ T1136] schedule+0xdc/0x2b0 [ 613.334725][ T1136] schedule_preempt_disabled+0x13/0x20 [ 613.334741][ T1136] __mutex_lock+0x7ab/0x13c0 [ 613.334790][ T1136] ? fb_open+0xd7/0x450 [ 613.334815][ T1136] ? mutex_trylock+0x2d0/0x2d0 [ 613.334875][ T1136] ? __kasan_check_write+0x14/0x20 [ 613.334891][ T1136] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 613.334942][ T1136] ? chrdev_open+0xca/0x6b0 [ 613.334987][ T1136] mutex_lock_nested+0x16/0x20 [ 613.335002][ T1136] ? mutex_lock_nested+0x16/0x20 [ 613.335016][ T1136] fb_open+0xd7/0x450 [ 613.335038][ T1136] ? get_fb_info.part.0+0x80/0x80 [ 613.335053][ T1136] chrdev_open+0x245/0x6b0 [ 613.335076][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.335146][ T1136] ? security_file_open+0x87/0x300 [ 613.335188][ T1136] do_dentry_open+0x4e6/0x1380 [ 613.335204][ T1136] ? __kasan_check_read+0x11/0x20 [ 613.335222][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.335248][ T1136] ? chown_common+0x5c0/0x5c0 [ 613.335285][ T1136] ? inode_permission+0xb4/0x520 [ 613.335313][ T1136] vfs_open+0xa0/0xd0 [ 613.335332][ T1136] path_openat+0x12ee/0x3490 [ 613.335376][ T1136] ? path_mountpoint.isra.0+0x370/0x370 [ 613.335389][ T1136] ? __lock_acquire+0x16f2/0x4a00 [ 613.335439][ T1136] ? __alloc_fd+0x487/0x620 [ 613.335466][ T1136] do_filp_open+0x192/0x260 [ 613.335486][ T1136] ? may_open_dev+0x100/0x100 [ 613.335533][ T1136] ? do_raw_spin_unlock+0x181/0x270 [ 613.335554][ T1136] ? _raw_spin_unlock+0x28/0x40 [ 613.335572][ T1136] ? __alloc_fd+0x487/0x620 [ 613.335614][ T1136] do_sys_openat2+0x5eb/0x7e0 [ 613.335640][ T1136] ? file_open_root+0x430/0x430 [ 613.335679][ T1136] ? debug_smp_processor_id+0x33/0x18a [ 613.335752][ T1136] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 613.335781][ T1136] do_sys_open+0xf2/0x180 [ 613.335801][ T1136] ? filp_open+0x80/0x80 [ 613.335830][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.335848][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.335890][ T1136] ? do_syscall_64+0x26/0x790 [ 613.335906][ T1136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.335921][ T1136] ? do_syscall_64+0x26/0x790 [ 613.335948][ T1136] __x64_sys_openat+0x9d/0x100 [ 613.335971][ T1136] do_syscall_64+0xfa/0x790 [ 613.335996][ T1136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.336008][ T1136] RIP: 0033:0x441419 [ 613.336068][ T1136] Code: Bad RIP value. [ 613.336077][ T1136] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 613.336093][ T1136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.336102][ T1136] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 613.336112][ T1136] RBP: 00000000006cb018 R08: 0000000000000004 R09: 00000000004002c8 [ 613.336121][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 613.336130][ T1136] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.336173][ T1136] INFO: task syz-executor154:9880 blocked for more than 143 seconds. [ 613.336182][ T1136] Not tainted 5.6.0-rc3-syzkaller #0 [ 613.336189][ T1136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 613.336196][ T1136] syz-executor154 D28072 9880 9875 0x00000004 [ 613.336218][ T1136] Call Trace: [ 613.336241][ T1136] __schedule+0x934/0x1f90 [ 613.336269][ T1136] ? firmware_map_remove+0x1a3/0x1a3 [ 613.336283][ T1136] ? lock_downgrade+0x920/0x920 [ 613.336301][ T1136] ? rwlock_bug.part.0+0x90/0x90 [ 613.336329][ T1136] schedule+0xdc/0x2b0 [ 613.336350][ T1136] schedule_preempt_disabled+0x13/0x20 [ 613.336365][ T1136] __mutex_lock+0x7ab/0x13c0 [ 613.336385][ T1136] ? fb_open+0xd7/0x450 [ 613.336410][ T1136] ? mutex_trylock+0x2d0/0x2d0 [ 613.336431][ T1136] ? __kasan_check_write+0x14/0x20 [ 613.336446][ T1136] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 613.336463][ T1136] ? chrdev_open+0xca/0x6b0 [ 613.336513][ T1136] mutex_lock_nested+0x16/0x20 [ 613.336529][ T1136] ? mutex_lock_nested+0x16/0x20 [ 613.336543][ T1136] fb_open+0xd7/0x450 [ 613.336565][ T1136] ? get_fb_info.part.0+0x80/0x80 [ 613.336580][ T1136] chrdev_open+0x245/0x6b0 [ 613.336603][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.336629][ T1136] ? security_file_open+0x87/0x300 [ 613.336653][ T1136] do_dentry_open+0x4e6/0x1380 [ 613.336668][ T1136] ? __kasan_check_read+0x11/0x20 [ 613.336687][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.336712][ T1136] ? chown_common+0x5c0/0x5c0 [ 613.336732][ T1136] ? inode_permission+0xb4/0x520 [ 613.336760][ T1136] vfs_open+0xa0/0xd0 [ 613.336778][ T1136] path_openat+0x12ee/0x3490 [ 613.336822][ T1136] ? path_mountpoint.isra.0+0x370/0x370 [ 613.336835][ T1136] ? __lock_acquire+0x16f2/0x4a00 [ 613.336868][ T1136] ? __alloc_fd+0x487/0x620 [ 613.336894][ T1136] do_filp_open+0x192/0x260 [ 613.336914][ T1136] ? may_open_dev+0x100/0x100 [ 613.336956][ T1136] ? do_raw_spin_unlock+0x181/0x270 [ 613.336976][ T1136] ? _raw_spin_unlock+0x28/0x40 [ 613.336994][ T1136] ? __alloc_fd+0x487/0x620 [ 613.337036][ T1136] do_sys_openat2+0x5eb/0x7e0 [ 613.337062][ T1136] ? file_open_root+0x430/0x430 [ 613.337081][ T1136] ? debug_smp_processor_id+0x33/0x18a [ 613.337102][ T1136] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 613.337131][ T1136] do_sys_open+0xf2/0x180 [ 613.337150][ T1136] ? filp_open+0x80/0x80 [ 613.337172][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.337190][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.337206][ T1136] ? do_syscall_64+0x26/0x790 [ 613.337223][ T1136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.337238][ T1136] ? do_syscall_64+0x26/0x790 [ 613.337264][ T1136] __x64_sys_openat+0x9d/0x100 [ 613.337287][ T1136] do_syscall_64+0xfa/0x790 [ 613.337312][ T1136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.337322][ T1136] RIP: 0033:0x441419 [ 613.337337][ T1136] Code: Bad RIP value. [ 613.337346][ T1136] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 613.337360][ T1136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.337369][ T1136] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 613.337378][ T1136] RBP: 00000000006cb018 R08: 0000000000000004 R09: 00000000004002c8 [ 613.337387][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 613.337396][ T1136] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.337438][ T1136] INFO: task syz-executor154:9881 blocked for more than 143 seconds. [ 613.337447][ T1136] Not tainted 5.6.0-rc3-syzkaller #0 [ 613.337452][ T1136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 613.337459][ T1136] syz-executor154 D28072 9881 9877 0x00004004 [ 613.337479][ T1136] Call Trace: [ 613.337505][ T1136] __schedule+0x934/0x1f90 [ 613.337533][ T1136] ? firmware_map_remove+0x1a3/0x1a3 [ 613.337547][ T1136] ? lock_downgrade+0x920/0x920 [ 613.337565][ T1136] ? rwlock_bug.part.0+0x90/0x90 [ 613.337592][ T1136] schedule+0xdc/0x2b0 [ 613.337614][ T1136] schedule_preempt_disabled+0x13/0x20 [ 613.337629][ T1136] __mutex_lock+0x7ab/0x13c0 [ 613.337649][ T1136] ? fb_open+0xd7/0x450 [ 613.337674][ T1136] ? mutex_trylock+0x2d0/0x2d0 [ 613.337694][ T1136] ? __kasan_check_write+0x14/0x20 [ 613.337710][ T1136] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 613.337727][ T1136] ? chrdev_open+0xca/0x6b0 [ 613.337772][ T1136] mutex_lock_nested+0x16/0x20 [ 613.337787][ T1136] ? mutex_lock_nested+0x16/0x20 [ 613.337801][ T1136] fb_open+0xd7/0x450 [ 613.337822][ T1136] ? get_fb_info.part.0+0x80/0x80 [ 613.337837][ T1136] chrdev_open+0x245/0x6b0 [ 613.337861][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.337887][ T1136] ? security_file_open+0x87/0x300 [ 613.337911][ T1136] do_dentry_open+0x4e6/0x1380 [ 613.337925][ T1136] ? __kasan_check_read+0x11/0x20 [ 613.337944][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.337969][ T1136] ? chown_common+0x5c0/0x5c0 [ 613.337988][ T1136] ? inode_permission+0xb4/0x520 [ 613.338015][ T1136] vfs_open+0xa0/0xd0 [ 613.338034][ T1136] path_openat+0x12ee/0x3490 [ 613.338077][ T1136] ? path_mountpoint.isra.0+0x370/0x370 [ 613.338091][ T1136] ? __lock_acquire+0x16f2/0x4a00 [ 613.338123][ T1136] ? __alloc_fd+0x487/0x620 [ 613.338149][ T1136] do_filp_open+0x192/0x260 [ 613.338169][ T1136] ? may_open_dev+0x100/0x100 [ 613.338212][ T1136] ? do_raw_spin_unlock+0x181/0x270 [ 613.338232][ T1136] ? _raw_spin_unlock+0x28/0x40 [ 613.338249][ T1136] ? __alloc_fd+0x487/0x620 [ 613.338292][ T1136] do_sys_openat2+0x5eb/0x7e0 [ 613.338317][ T1136] ? file_open_root+0x430/0x430 [ 613.338337][ T1136] ? debug_smp_processor_id+0x33/0x18a [ 613.338358][ T1136] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 613.338386][ T1136] do_sys_open+0xf2/0x180 [ 613.338406][ T1136] ? filp_open+0x80/0x80 [ 613.338428][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.338445][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.338462][ T1136] ? do_syscall_64+0x26/0x790 [ 613.338478][ T1136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.338494][ T1136] ? do_syscall_64+0x26/0x790 [ 613.338525][ T1136] __x64_sys_openat+0x9d/0x100 [ 613.338548][ T1136] do_syscall_64+0xfa/0x790 [ 613.338572][ T1136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.338582][ T1136] RIP: 0033:0x441419 [ 613.338597][ T1136] Code: Bad RIP value. [ 613.338606][ T1136] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 613.338619][ T1136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.338629][ T1136] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 613.338638][ T1136] RBP: 00000000006cb018 R08: 0000000000000004 R09: 00000000004002c8 [ 613.338647][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 613.338656][ T1136] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.338697][ T1136] INFO: task syz-executor154:9882 blocked for more than 143 seconds. [ 613.338705][ T1136] Not tainted 5.6.0-rc3-syzkaller #0 [ 613.338711][ T1136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 613.338717][ T1136] syz-executor154 D27800 9882 9873 0x00004004 [ 613.338740][ T1136] Call Trace: [ 613.338761][ T1136] __schedule+0x934/0x1f90 [ 613.338790][ T1136] ? firmware_map_remove+0x1a3/0x1a3 [ 613.338803][ T1136] ? lock_downgrade+0x920/0x920 [ 613.338821][ T1136] ? rwlock_bug.part.0+0x90/0x90 [ 613.338849][ T1136] schedule+0xdc/0x2b0 [ 613.338870][ T1136] schedule_preempt_disabled+0x13/0x20 [ 613.338885][ T1136] __mutex_lock+0x7ab/0x13c0 [ 613.338906][ T1136] ? fb_open+0xd7/0x450 [ 613.338930][ T1136] ? mutex_trylock+0x2d0/0x2d0 [ 613.338951][ T1136] ? __kasan_check_write+0x14/0x20 [ 613.338967][ T1136] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 613.338984][ T1136] ? chrdev_open+0xca/0x6b0 [ 613.339028][ T1136] mutex_lock_nested+0x16/0x20 [ 613.339043][ T1136] ? mutex_lock_nested+0x16/0x20 [ 613.339057][ T1136] fb_open+0xd7/0x450 [ 613.339079][ T1136] ? get_fb_info.part.0+0x80/0x80 [ 613.339094][ T1136] chrdev_open+0x245/0x6b0 [ 613.339117][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.339143][ T1136] ? security_file_open+0x87/0x300 [ 613.339167][ T1136] do_dentry_open+0x4e6/0x1380 [ 613.339182][ T1136] ? __kasan_check_read+0x11/0x20 [ 613.339201][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.339226][ T1136] ? chown_common+0x5c0/0x5c0 [ 613.339245][ T1136] ? inode_permission+0xb4/0x520 [ 613.339273][ T1136] vfs_open+0xa0/0xd0 [ 613.339291][ T1136] path_openat+0x12ee/0x3490 [ 613.339334][ T1136] ? path_mountpoint.isra.0+0x370/0x370 [ 613.339348][ T1136] ? __lock_acquire+0x16f2/0x4a00 [ 613.339380][ T1136] ? __alloc_fd+0x487/0x620 [ 613.339406][ T1136] do_filp_open+0x192/0x260 [ 613.339426][ T1136] ? may_open_dev+0x100/0x100 [ 613.339468][ T1136] ? do_raw_spin_unlock+0x181/0x270 [ 613.339488][ T1136] ? _raw_spin_unlock+0x28/0x40 [ 613.339510][ T1136] ? __alloc_fd+0x487/0x620 [ 613.339553][ T1136] do_sys_openat2+0x5eb/0x7e0 [ 613.339579][ T1136] ? file_open_root+0x430/0x430 [ 613.339598][ T1136] ? debug_smp_processor_id+0x33/0x18a [ 613.339619][ T1136] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 613.339647][ T1136] do_sys_open+0xf2/0x180 [ 613.339667][ T1136] ? filp_open+0x80/0x80 [ 613.339688][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.339706][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.339723][ T1136] ? do_syscall_64+0x26/0x790 [ 613.339739][ T1136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.339754][ T1136] ? do_syscall_64+0x26/0x790 [ 613.339781][ T1136] __x64_sys_openat+0x9d/0x100 [ 613.339803][ T1136] do_syscall_64+0xfa/0x790 [ 613.339828][ T1136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.339838][ T1136] RIP: 0033:0x441419 [ 613.339854][ T1136] Code: Bad RIP value. [ 613.339862][ T1136] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 613.339876][ T1136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.339885][ T1136] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 613.339894][ T1136] RBP: 00000000006cb018 R08: 0000000000000004 R09: 00000000004002c8 [ 613.339904][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 613.339913][ T1136] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.339954][ T1136] INFO: task syz-executor154:9883 blocked for more than 143 seconds. [ 613.339962][ T1136] Not tainted 5.6.0-rc3-syzkaller #0 [ 613.339969][ T1136] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 613.339975][ T1136] syz-executor154 D28072 9883 9876 0x00000004 [ 613.339994][ T1136] Call Trace: [ 613.340015][ T1136] __schedule+0x934/0x1f90 [ 613.340043][ T1136] ? firmware_map_remove+0x1a3/0x1a3 [ 613.340057][ T1136] ? lock_downgrade+0x920/0x920 [ 613.340075][ T1136] ? rwlock_bug.part.0+0x90/0x90 [ 613.340103][ T1136] schedule+0xdc/0x2b0 [ 613.340124][ T1136] schedule_preempt_disabled+0x13/0x20 [ 613.340139][ T1136] __mutex_lock+0x7ab/0x13c0 [ 613.340159][ T1136] ? fb_open+0xd7/0x450 [ 613.340184][ T1136] ? mutex_trylock+0x2d0/0x2d0 [ 613.340204][ T1136] ? __kasan_check_write+0x14/0x20 [ 613.340220][ T1136] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 613.340237][ T1136] ? chrdev_open+0xca/0x6b0 [ 613.340282][ T1136] mutex_lock_nested+0x16/0x20 [ 613.340297][ T1136] ? mutex_lock_nested+0x16/0x20 [ 613.340311][ T1136] fb_open+0xd7/0x450 [ 613.340332][ T1136] ? get_fb_info.part.0+0x80/0x80 [ 613.340348][ T1136] chrdev_open+0x245/0x6b0 [ 613.340371][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.340397][ T1136] ? security_file_open+0x87/0x300 [ 613.340421][ T1136] do_dentry_open+0x4e6/0x1380 [ 613.340436][ T1136] ? __kasan_check_read+0x11/0x20 [ 613.340454][ T1136] ? cdev_put.part.0+0x50/0x50 [ 613.340480][ T1136] ? chown_common+0x5c0/0x5c0 [ 613.340503][ T1136] ? inode_permission+0xb4/0x520 [ 613.340531][ T1136] vfs_open+0xa0/0xd0 [ 613.340549][ T1136] path_openat+0x12ee/0x3490 [ 613.340593][ T1136] ? path_mountpoint.isra.0+0x370/0x370 [ 613.340606][ T1136] ? __lock_acquire+0x16f2/0x4a00 [ 613.340638][ T1136] ? __alloc_fd+0x487/0x620 [ 613.340665][ T1136] do_filp_open+0x192/0x260 [ 613.340685][ T1136] ? may_open_dev+0x100/0x100 [ 613.340727][ T1136] ? do_raw_spin_unlock+0x181/0x270 [ 613.340747][ T1136] ? _raw_spin_unlock+0x28/0x40 [ 613.340765][ T1136] ? __alloc_fd+0x487/0x620 [ 613.340808][ T1136] do_sys_openat2+0x5eb/0x7e0 [ 613.340833][ T1136] ? file_open_root+0x430/0x430 [ 613.340852][ T1136] ? debug_smp_processor_id+0x33/0x18a [ 613.340873][ T1136] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 613.340902][ T1136] do_sys_open+0xf2/0x180 [ 613.340921][ T1136] ? filp_open+0x80/0x80 [ 613.340943][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.340960][ T1136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 613.340977][ T1136] ? do_syscall_64+0x26/0x790 [ 613.340994][ T1136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.341009][ T1136] ? do_syscall_64+0x26/0x790 [ 613.341035][ T1136] __x64_sys_openat+0x9d/0x100 [ 613.341058][ T1136] do_syscall_64+0xfa/0x790 [ 613.341082][ T1136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.341092][ T1136] RIP: 0033:0x441419 [ 613.341105][ T1136] Code: Bad RIP value. [ 613.341113][ T1136] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 613.341127][ T1136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.341137][ T1136] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 613.341146][ T1136] RBP: 00000000006cb018 R08: 0000000000000004 R09: 00000000004002c8 [ 613.341155][ T1136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 613.341164][ T1136] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.341201][ T1136] [ 613.341201][ T1136] Showing all locks held in the system: [ 613.341217][ T1136] 1 lock held by khungtaskd/1136: [ 613.341222][ T1136] #0: ffffffff89bac340 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x279 [ 613.341296][ T1136] 1 lock held by rsyslogd/9756: [ 613.341301][ T1136] #0: ffff88809731b8a0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 613.341335][ T1136] 2 locks held by getty/9846: [ 613.341340][ T1136] #0: ffff888093b02090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341367][ T1136] #1: ffffc9000175b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341450][ T1136] 2 locks held by getty/9847: [ 613.341455][ T1136] #0: ffff8880a5223090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341482][ T1136] #1: ffffc9000178b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341520][ T1136] 2 locks held by getty/9848: [ 613.341525][ T1136] #0: ffff8880a50b3090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341552][ T1136] #1: ffffc900017bb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341585][ T1136] 2 locks held by getty/9849: [ 613.341590][ T1136] #0: ffff88809e3e0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341617][ T1136] #1: ffffc900017ab2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341650][ T1136] 2 locks held by getty/9850: [ 613.341655][ T1136] #0: ffff88809218b090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341682][ T1136] #1: ffffc900017172e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341714][ T1136] 2 locks held by getty/9851: [ 613.341719][ T1136] #0: ffff88809c580090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341746][ T1136] #1: ffffc9000179b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341779][ T1136] 2 locks held by getty/9852: [ 613.341784][ T1136] #0: ffff888090d51090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 613.341811][ T1136] #1: ffffc9000170b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 613.341846][ T1136] 2 locks held by syz-executor154/9874: [ 613.341856][ T1136] 1 lock held by syz-executor154/9879: [ 613.341861][ T1136] #0: ffff8880a3f58070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 613.341893][ T1136] 1 lock held by syz-executor154/9880: [ 613.341897][ T1136] #0: ffff8880a3f58070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 613.341929][ T1136] 1 lock held by syz-executor154/9881: [ 613.341933][ T1136] #0: ffff8880a3f58070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 613.341964][ T1136] 1 lock held by syz-executor154/9882: [ 613.341969][ T1136] #0: ffff8880a3f58070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 613.342000][ T1136] 1 lock held by syz-executor154/9883: [ 613.342005][ T1136] #0: ffff8880a3f58070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 613.342031][ T1136] [ 613.342037][ T1136] ============================================= [ 613.342037][ T1136] [ 613.342044][ T1136] NMI backtrace for cpu 1 [ 613.342060][ T1136] CPU: 1 PID: 1136 Comm: khungtaskd Not tainted 5.6.0-rc3-syzkaller #0 [ 613.342069][ T1136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.342073][ T1136] Call Trace: [ 613.342132][ T1136] dump_stack+0x197/0x210 [ 613.342157][ T1136] nmi_cpu_backtrace.cold+0x70/0xb2 [ 613.342196][ T1136] ? vprintk_func+0x86/0x189 [ 613.342255][ T1136] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 613.342272][ T1136] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 613.342298][ T1136] arch_trigger_cpumask_backtrace+0x14/0x20 [ 613.342351][ T1136] watchdog+0xb11/0x10c0 [ 613.342401][ T1136] kthread+0x361/0x430 [ 613.342419][ T1136] ? reset_hung_task_detector+0x30/0x30 [ 613.342433][ T1136] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 613.342454][ T1136] ret_from_fork+0x24/0x30 [ 613.342492][ T1136] Sending NMI from CPU 1 to CPUs 0: [ 613.343192][ C0] NMI backtrace for cpu 0 [ 613.343198][ C0] CPU: 0 PID: 9874 Comm: syz-executor154 Not tainted 5.6.0-rc3-syzkaller #0 [ 613.343204][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.343208][ C0] RIP: 0010:cfb_fillrect+0x448/0x7c0 [ 613.343219][ C0] Code: 4c 89 ee ff d0 48 8b 45 b0 5e 0f b6 00 84 c0 74 08 3c 03 0f 8e 01 03 00 00 41 8b 84 24 e0 01 00 00 4d 8d 7e ff 31 ff 4c 89 f6 <8d> 1c c3 e8 60 65 ad fd 49 83 ff ff 75 95 e8 b5 63 ad fd 48 8d 65 [ 613.343222][ C0] RSP: 0018:ffffc9000206f4c0 EFLAGS: 00000246 [ 613.343230][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff83c838b6 [ 613.343235][ C0] RDX: 0000000000000000 RSI: 00000000b68ca8dd RDI: 0000000000000000 [ 613.343240][ C0] RBP: ffffc9000206f528 R08: ffff88809425c1c0 R09: 0000000000000040 [ 613.343244][ C0] R10: ffffed1014797a9b R11: ffff8880a3cbd4df R12: ffff8880a3f58000 [ 613.343249][ C0] R13: ffff8880000a0000 R14: 00000000b68ca8dd R15: 00000000b68ca8dc [ 613.343255][ C0] FS: 0000000001ed5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 613.343259][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 613.343264][ C0] CR2: 0000000020000180 CR3: 0000000095d6f000 CR4: 00000000001406f0 [ 613.343269][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 613.343273][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 613.343276][ C0] Call Trace: [ 613.343279][ C0] ? cfb_fillrect+0x7c0/0x7c0 [ 613.343282][ C0] vga16fb_fillrect+0x6ce/0x19b0 [ 613.343285][ C0] bit_clear_margins+0x30b/0x530 [ 613.343289][ C0] ? bit_bmove+0x270/0x270 [ 613.343292][ C0] ? vesafb_probe.cold+0x1279/0x1279 [ 613.343296][ C0] fbcon_clear_margins+0x1e9/0x250 [ 613.343299][ C0] fbcon_switch+0xd7f/0x17f0 [ 613.343302][ C0] ? fbcon_set_def_font+0x360/0x360 [ 613.343305][ C0] ? fbcon_cursor+0x48c/0x660 [ 613.343309][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 613.343312][ C0] ? fbcon_set_origin+0x2b/0x50 [ 613.343316][ C0] ? fbcon_scrolldelta+0x1220/0x1220 [ 613.343320][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 613.343323][ C0] redraw_screen+0x2b6/0x7d0 [ 613.343327][ C0] ? vesafb_probe.cold+0x1279/0x1279 [ 613.343330][ C0] ? respond_string+0x2c0/0x2c0 [ 613.343333][ C0] ? fbcon_set_palette+0x3c4/0x4a0 [ 613.343337][ C0] fbcon_modechanged+0x5c3/0x790 [ 613.343340][ C0] fbcon_update_vcs+0x42/0x50 [ 613.343343][ C0] fb_set_var+0xb32/0xdd0 [ 613.343346][ C0] ? fb_blank+0x1a0/0x1a0 [ 613.343349][ C0] ? lock_acquire+0x190/0x410 [ 613.343352][ C0] ? __mutex_lock+0x458/0x13c0 [ 613.343355][ C0] ? down+0x50/0x90 [ 613.343358][ C0] ? do_fb_ioctl+0x335/0x7d0 [ 613.343361][ C0] do_fb_ioctl+0x390/0x7d0 [ 613.343364][ C0] ? fb_mmap+0x560/0x560 [ 613.343367][ C0] ? do_wp_page+0x54b/0x1540 [ 613.343371][ C0] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 613.343375][ C0] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 613.343378][ C0] ? do_vfs_ioctl+0x568/0x13b0 [ 613.343382][ C0] ? __kasan_check_write+0x14/0x20 [ 613.343384][ C0] ? up_read+0x1cd/0x810 [ 613.343387][ C0] fb_ioctl+0xe6/0x130 [ 613.343391][ C0] ? do_fb_ioctl+0x7d0/0x7d0 [ 613.343393][ C0] ksys_ioctl+0x123/0x180 [ 613.343397][ C0] __x64_sys_ioctl+0x73/0xb0 [ 613.343400][ C0] do_syscall_64+0xfa/0x790 [ 613.343403][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 613.343406][ C0] RIP: 0033:0x441419 [ 613.343417][ C0] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 613.343421][ C0] RSP: 002b:00007fffc4d88698 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 613.343429][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441419 [ 613.343434][ C0] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000003 [ 613.343439][ C0] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 613.343444][ C0] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000402190 [ 613.343449][ C0] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 613.350790][ T1136] Kernel panic - not syncing: hung_task: blocked tasks [ 613.350811][ T1136] CPU: 1 PID: 1136 Comm: khungtaskd Not tainted 5.6.0-rc3-syzkaller #0 [ 613.350820][ T1136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.350826][ T1136] Call Trace: [ 613.350853][ T1136] dump_stack+0x197/0x210 [ 613.350958][ T1136] panic+0x2e3/0x75c [ 613.350976][ T1136] ? add_taint.cold+0x16/0x16 [ 613.350991][ T1136] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 613.351010][ T1136] ? ___preempt_schedule+0x16/0x18 [ 613.351030][ T1136] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 613.351043][ T1136] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 613.351057][ T1136] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 613.351071][ T1136] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 613.351093][ T1136] watchdog+0xb22/0x10c0 [ 613.351121][ T1136] kthread+0x361/0x430 [ 613.351135][ T1136] ? reset_hung_task_detector+0x30/0x30 [ 613.351144][ T1136] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 613.351162][ T1136] ret_from_fork+0x24/0x30 [ 613.352744][ T1136] Kernel Offset: disabled [ 615.825642][ T1136] Rebooting in 86400 seconds..