binder: 13157:13160 unknown command 0 binder: 13157:13160 ioctl c0306201 20000200 returned -22 input: syz0 as /devices/virtual/input/input229 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. input: syz0 as /devices/virtual/input/input230 INFO: task syz-executor.2:13128 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D29696 13128 6632 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3617 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x647/0x1260 kernel/locking/mutex.c:1072 lock_fb_info drivers/video/fbdev/core/fbmem.c:81 [inline] do_fb_ioctl+0x17e/0xb50 drivers/video/fbdev/core/fbmem.c:1212 fb_ioctl+0xdd/0x130 drivers/video/fbdev/core/fbmem.c:1230 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c1d9 Code: 18 0f 57 c0 0f 11 44 24 20 48 c7 44 24 30 64 00 00 00 0f 11 44 24 38 48 89 5c 24 48 e8 c0 dc ff ff 48 8b 44 24 50 48 85 c0 75 <12> 48 8b 8c 24 c8 01 00 00 0f ba e1 00 0f 83 13 01 00 00 48 83 f8 RSP: 002b:00007f8f5c881c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000013280 RCX: 000000000045c1d9 RDX: 0000000000000000 RSI: 00000000000089e0 RDI: 0000000000000004 RBP: 000000000078bfe0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bfac R13: 00007ffee63a085f R14: 00007f8f5c8829c0 R15: 000000000078bfac INFO: task syz-executor.2:13143 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D29696 13143 6632 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3617 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x647/0x1260 kernel/locking/mutex.c:1072 lock_fb_info drivers/video/fbdev/core/fbmem.c:81 [inline] do_fb_ioctl+0x17e/0xb50 drivers/video/fbdev/core/fbmem.c:1212 fb_ioctl+0xdd/0x130 drivers/video/fbdev/core/fbmem.c:1230 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c1d9 Code: 18 0f 57 c0 0f 11 44 24 20 48 c7 44 24 30 64 00 00 00 0f 11 44 24 38 48 89 5c 24 48 e8 c0 dc ff ff 48 8b 44 24 50 48 85 c0 75 <12> 48 8b 8c 24 c8 01 00 00 0f ba e1 00 0f 83 13 01 00 00 48 83 f8 RSP: 002b:00007f8f5c860c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000000fc00 RCX: 000000000045c1d9 RDX: 0000000000000000 RSI: 000000004080aea2 RDI: 0000000000000004 RBP: 000000000078c080 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078c04c R13: 00007ffee63a085f R14: 00007f8f5c8619c0 R15: 000000000078c04c INFO: task syz-executor.2:13177 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D29520 13177 6632 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3617 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x647/0x1260 kernel/locking/mutex.c:1072 fb_open+0xd3/0x430 drivers/video/fbdev/core/fbmem.c:1457 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c1d9 Code: 18 0f 57 c0 0f 11 44 24 20 48 c7 44 24 30 64 00 00 00 0f 11 44 24 38 48 89 5c 24 48 e8 c0 dc ff ff 48 8b 44 24 50 48 85 c0 75 <12> 48 8b 8c 24 c8 01 00 00 0f ba e1 00 0f 83 13 01 00 00 48 83 f8 RSP: 002b:00007f8f5c81ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000001fe40 RCX: 000000000045c1d9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c RBP: 000000000078c1c8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078c18c R13: 00007ffee63a085f R14: 00007f8f5c81f9c0 R15: 000000000078c18c INFO: task syz-executor.3:13118 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.3 D27792 13118 6760 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f57fc8ba820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f57fc8ba850 RBP: 000000000078bf40 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 000000000078bf0c R13: 00007ffcbf8f2e0f R14: 00007f57fc8bb9c0 R15: 000000000078bf0c INFO: task syz-executor.3:13142 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.3 D29344 13142 6760 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f57fc878820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f57fc878850 RBP: 000000000078c080 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 000000000078c04c R13: 00007ffcbf8f2e0f R14: 00007f57fc8799c0 R15: 000000000078c04c INFO: task syz-executor.0:13158 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D29344 13158 6460 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f55036de820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f55036de850 RBP: 000000000078bf40 R08: 000000000000000f R09: 0000000000000000 R10: 00007f55036df9d0 R11: 0000000000000293 R12: 000000000078bf0c R13: 00007ffe254c80bf R14: 00007f55036df9c0 R15: 000000000078bf0c INFO: task syz-executor.0:13162 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D29344 13162 6460 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f55036bd820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f55036bd850 RBP: 000000000078bfe0 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 000000000078bfac R13: 00007ffe254c80bf R14: 00007f55036be9c0 R15: 000000000078bfac INFO: task syz-executor.0:13167 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D28504 13167 6460 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f550369c820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f550369c850 RBP: 000000000078c080 R08: 000000000000000f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 000000000078c04c R13: 00007ffe254c80bf R14: 00007f550369d9c0 R15: 000000000078c04c INFO: task syz-executor.0:13185 blocked for more than 140 seconds. Not tainted 4.19.133-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D29344 13185 6460 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3515 schedule+0x8d/0x1b0 kernel/sched/core.c:3559 schedule_timeout+0x90e/0xef0 kernel/time/timer.c:1782 __down_common kernel/locking/semaphore.c:221 [inline] __down+0x183/0x2a0 kernel/locking/semaphore.c:238 down+0x57/0x80 kernel/locking/semaphore.c:62 console_lock+0x25/0x80 kernel/printk/printk.c:2244 vcs_open+0x62/0xc0 drivers/tty/vt/vc_screen.c:660 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x415f51 Code: ec ff ff 48 8b 44 24 38 48 89 44 24 48 48 8b 4c 24 30 48 89 8c 24 c0 00 00 00 8b 54 24 2c 89 54 24 44 8b 5c 24 28 89 5c 24 40 <48> 8b 74 24 20 48 89 b4 24 b8 00 00 00 48 8b bc 24 a8 00 00 00 48 RSP: 002b:00007f550365a820 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000415f51 RDX: 0000000000000000 RSI: 0000000000149680 RDI: 00007f550365a850 RBP: 000000000078c1c0 R08: 000000000000000f R09: 0000000000000000 R10: 00007f550365b9d0 R11: 0000000000000293 R12: 000000000078c18c R13: 00007ffe254c80bf R14: 00007f550365b9c0 R15: 000000000078c18c Showing all locks held in the system: 1 lock held by khungtaskd/1083: #0: 00000000fcabdbd4 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4440 1 lock held by in:imklog/6144: #0: 0000000075a7d738 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by syz-executor.2/13116: 1 lock held by syz-executor.2/13128: #0: 0000000022f2f2fe (&fb_info->lock){+.+.}, at: lock_fb_info drivers/video/fbdev/core/fbmem.c:81 [inline] #0: 0000000022f2f2fe (&fb_info->lock){+.+.}, at: do_fb_ioctl+0x17e/0xb50 drivers/video/fbdev/core/fbmem.c:1212 1 lock held by syz-executor.2/13143: #0: 0000000022f2f2fe (&fb_info->lock){+.+.}, at: lock_fb_info drivers/video/fbdev/core/fbmem.c:81 [inline] #0: 0000000022f2f2fe (&fb_info->lock){+.+.}, at: do_fb_ioctl+0x17e/0xb50 drivers/video/fbdev/core/fbmem.c:1212 1 lock held by syz-executor.2/13177: #0: 0000000022f2f2fe (&fb_info->lock){+.+.}, at: fb_open+0xd3/0x430 drivers/video/fbdev/core/fbmem.c:1457 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 1083 Comm: khungtaskd Not tainted 4.19.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2fe lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1eb lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x30b/0x410 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 13116 Comm: syz-executor.2 Not tainted 4.19.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:writeb arch/x86/include/asm/io.h:65 [inline] RIP: 0010:vga16fb_fillrect+0x9bb/0x1940 drivers/video/fbdev/vga16fb.c:923 Code: ff ff e8 28 d1 e3 fd 48 63 44 24 10 45 31 f6 48 89 04 24 e8 17 d1 e3 fd 31 ff 89 de 31 ed e8 7c d2 e3 fd 85 db 4d 89 ec 74 22 00 d1 e3 fd 45 88 34 24 83 c5 01 89 df 49 83 c4 01 89 ee e8 dc RSP: 0018:ffff8880388572c0 EFLAGS: 00000212 RAX: 0000000000000002 RBX: 0000000000000050 RCX: ffffffff8385d7e4 RDX: 000000000000002d RSI: ffff88804f4865c0 RDI: 0000000000000004 RBP: 000000000000002d R08: 0000000000000001 R09: 0000000000000050 R10: 0000000000000004 R11: 0000000000000000 R12: ffff8880000a002d R13: ffff8880000a0000 R14: 0000000000000000 R15: 00000000eee1d276 FS: 00007f8f5c8a3700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056303c083fd0 CR3: 0000000090ee7000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bit_clear_margins+0x2d5/0x4a0 drivers/video/fbdev/core/bitblit.c:232 fbcon_clear_margins+0x1e2/0x350 drivers/video/fbdev/core/fbcon.c:1342 fbcon_switch+0x1038/0x1d26 drivers/video/fbdev/core/fbcon.c:2324 redraw_screen+0x37d/0x870 drivers/tty/vt/vt.c:1015 fbcon_modechanged+0x6e9/0x9f0 drivers/video/fbdev/core/fbcon.c:2972 fbcon_event_notify+0x197/0x1d80 drivers/video/fbdev/core/fbcon.c:3347 notifier_call_chain+0xc0/0x230 kernel/notifier.c:93 __blocking_notifier_call_chain kernel/notifier.c:317 [inline] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] blocking_notifier_call_chain kernel/notifier.c:328 [inline] blocking_notifier_call_chain+0x85/0xa0 kernel/notifier.c:325 fb_set_var+0xc51/0xe20 drivers/video/fbdev/core/fbmem.c:1042 do_fb_ioctl+0x3cf/0xb50 drivers/video/fbdev/core/fbmem.c:1115 fb_ioctl+0xdd/0x130 drivers/video/fbdev/core/fbmem.c:1230 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c1d9 Code: 8d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f8f5c8a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000000c480 RCX: 000000000045c1d9 RDX: 0000000020000200 RSI: 0000000000004601 RDI: 0000000000000005 RBP: 000000000078bf40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c R13: 00007ffee63a085f R14: 00007f8f5c8a39c0 R15: 000000000078bf0c