general protection fault, probably for non-canonical address 0x1ffff11015d26b1a: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__switch_to_asm+0x0/0x40 arch/x86/entry/entry_64.S:228 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071ff7d0 EFLAGS: 00010046 RAX: 1ffff11015d26b1a RBX: ffff8880ae9358c0 RCX: ffff888090bdc080 RDX: ffff888090bdc948 RSI: ffff888061d3a2c0 RDI: ffff888090bdc080 RBP: ffff888063d10740 R08: dffffc0000000000 R09: fffffbfff131a7ee R10: fffffbfff131a7ee R11: 0000000000000000 R12: ffff888090bdc4b0 R13: dffffc0000000000 R14: 1ffff1101217b896 R15: ffff888061d3a2c0 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f95bfe42db8 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: context_switch kernel/sched/core.c:3458 [inline] __schedule+0x8ec/0xd90 kernel/sched/core.c:4215 preempt_schedule_irq+0xca/0x150 kernel/sched/core.c:4473 idtentry_exit_cond_resched arch/x86/entry/common.c:663 [inline] idtentry_exit_cond_rcu+0xcb/0xe0 arch/x86/entry/common.c:710 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:585 RIP: 0010:__sanitizer_cov_trace_pc+0x42/0x60 kernel/kcov.c:202 Code: ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 04 14 00 00 00 74 2c 8b 91 e0 13 00 00 83 fa 02 75 21 48 8b 91 e8 13 00 00 48 8b 32 <48> 8d 7e 01 8b 89 e4 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 RSP: 0018:ffffc900071ff960 EFLAGS: 00000246 RAX: ffffffff83d6b080 RBX: 0000000000000000 RCX: ffff888090bdc080 RDX: ffffc900018ba000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: 000000000000000f R08: ffffffff83d6b03b R09: ffffffff83d6a7af R10: 0000000000000002 R11: ffff888090bdc080 R12: 00000000fffb10cd R13: ffff88800100b7e7 R14: 0000000000000000 R15: 0000000000000031 vga16fb_fillrect+0xfe0/0x13e0 drivers/video/fbdev/vga16fb.c:922 bit_clear_margins+0x37b/0x620 drivers/video/fbdev/core/bitblit.c:232 fbcon_clear_margins drivers/video/fbdev/core/fbcon.c:1381 [inline] fbcon_switch+0x1448/0x1e40 drivers/video/fbdev/core/fbcon.c:2363 redraw_screen+0x4fc/0x16f0 drivers/tty/vt/vt.c:1015 fbcon_modechanged+0x8d5/0xd90 drivers/video/fbdev/core/fbcon.c:3001 fb_set_var+0x825/0xcc0 drivers/video/fbdev/core/fbmem.c:1056 do_fb_ioctl+0x502/0x6f0 drivers/video/fbdev/core/fbmem.c:1109 vfs_ioctl fs/ioctl.c:48 [inline] ksys_ioctl fs/ioctl.c:753 [inline] __do_sys_ioctl fs/ioctl.c:762 [inline] __se_sys_ioctl+0xf9/0x160 fs/ioctl.c:760 do_syscall_64+0x73/0xe0 arch/x86/entry/common.c:384 entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#2] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fef50 EFLAGS: 00010007 RAX: 0000000040000002 RBX: 000000000045c1f9 RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: 000000000045c1f9 RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fefb8 R13: ffffc900071ff030 R14: ffffc900071fefc0 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000040000002 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:44 [inline] is_ksym_addr include/linux/kallsyms.h:50 [inline] kallsyms_lookup+0xa5/0x540 kernel/kallsyms.c:290 __sprint_symbol+0x51/0x1b0 kernel/kallsyms.c:363 symbol_string+0xb3/0x210 lib/vsprintf.c:969 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#3] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fe860 EFLAGS: 00010087 RAX: 0000000040000002 RBX: ffffffff80ffffff RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: ffffffff80ffffff RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fe8c8 R13: ffffc900071fe940 R14: ffffc900071fe8d0 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000040000002 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:44 [inline] is_ksym_addr include/linux/kallsyms.h:50 [inline] kallsyms_lookup+0xa5/0x540 kernel/kallsyms.c:290 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#4] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fe170 EFLAGS: 00010087 RAX: 0000000040000002 RBX: ffffffff80ffffff RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: ffffffff80ffffff RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fe1d8 R13: ffffc900071fe250 R14: ffffc900071fe1e0 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000040000002 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:44 [inline] is_ksym_addr include/linux/kallsyms.h:50 [inline] kallsyms_lookup+0xa5/0x540 kernel/kallsyms.c:290 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#5] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fda80 EFLAGS: 00010087 RAX: 0000000040000002 RBX: ffffffff80ffffff RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: ffffffff80ffffff RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fdae8 R13: ffffc900071fdb60 R14: ffffc900071fdaf0 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000040000002 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:44 [inline] is_ksym_addr include/linux/kallsyms.h:50 [inline] kallsyms_lookup+0xa5/0x540 kernel/kallsyms.c:290 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#6] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fd390 EFLAGS: 00010087 RAX: 0000000040000002 RBX: ffffffff80ffffff RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: ffffffff80ffffff RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fd3f8 R13: ffffc900071fd470 R14: ffffc900071fd400 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000040000002 CR3: 0000000061cfd000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:44 [inline] is_ksym_addr include/linux/kallsyms.h:50 [inline] kallsyms_lookup+0xa5/0x540 kernel/kallsyms.c:290 BUG: unable to handle page fault for address: 0000000040000002 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 61cfe067 P4D 61cfe067 PUD 0 Oops: 0002 [#7] PREEMPT SMP KASAN CPU: 1 PID: 11963 Comm: syz-executor.0 Not tainted 5.8.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x50 arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900071fcca0 EFLAGS: 00010087 RAX: 0000000040000002 RBX: ffffffff80ffffff RCX: ffff888090bdc080 RDX: ffff888090bdc080 RSI: ffffffff8c426000 RDI: ffffffff80ffffff RBP: ffffffff81000000 R08: ffffffff816b59dc R09: ffffffff83bd8d0e R10: 0000000000000002 R11: ffff888090bdc080 R12: ffffc900071fcd08 R13: ffffc900071fcd80 R14: ffffc900071fcd10 R15: ffffffff8c426000 FS: 00007fc1d5506700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 00 Lost 283 message(s)!