RDX: 0000000020000140 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
CPU: 1 PID: 7573 Comm: syz-executor1 Not tainted 4.16.0-rc5+ #268
WARNING: CPU: 0 PID: 7569 at drivers/tty/tty_ldisc.c:531 tty_ldisc_restore drivers/tty/tty_ldisc.c:531 [inline]
WARNING: CPU: 0 PID: 7569 at drivers/tty/tty_ldisc.c:531 tty_set_ldisc+0x4c6/0x7a0 drivers/tty/tty_ldisc.c:599
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Kernel panic - not syncing: panic_on_warn set ...

 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x24d lib/dump_stack.c:53
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail+0x8c0/0xa40 lib/fault-inject.c:149
 should_failslab+0xec/0x120 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:422 [inline]
 slab_alloc mm/slab.c:3365 [inline]
 __do_kmalloc mm/slab.c:3703 [inline]
 __kmalloc_track_caller+0x5f/0x760 mm/slab.c:3720
 memdup_user+0x2c/0x90 mm/util.c:160
 map_update_elem kernel/bpf/syscall.c:671 [inline]
 SYSC_bpf kernel/bpf/syscall.c:1872 [inline]
 SyS_bpf+0x1f48/0x4860 kernel/bpf/syscall.c:1843
 do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f1ec99
RSP: 002b:00000000f771a09c EFLAGS: 00000286 ORIG_RAX: 0000000000000165
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000020000040
RDX: 000000000000008d RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
CPU: 0 PID: 7569 Comm: syz-executor7 Not tainted 4.16.0-rc5+ #268
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
futex_wake_op: syz-executor3 tries to shift op by 1024; fix this program
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x24d lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x1f4/0x2b0 lib/bug.c:186
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:986
RIP: 0010:tty_ldisc_restore drivers/tty/tty_ldisc.c:531 [inline]
RIP: 0010:tty_set_ldisc+0x4c6/0x7a0 drivers/tty/tty_ldisc.c:599
RSP: 0018:ffff8801cffef970 EFLAGS: 00010246
RAX: 0000000000010000 RBX: ffff8801cdfc3500 RCX: ffffffff82940966
RDX: 0000000000010000 RSI: ffffc90001901000 RDI: 0000000000000282
RBP: ffff8801cffef9c0 R08: 1ffff10039ffdeee R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffff
R13: ffff8801cdfc3a70 R14: ffff8801dad9c640 R15: fffffffffffffff4
 tiocsetd drivers/tty/tty_io.c:2336 [inline]
 tty_ioctl+0x492/0x1610 drivers/tty/tty_io.c:2580
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
 C_SYSC_ioctl fs/compat_ioctl.c:1483 [inline]
 compat_SyS_ioctl+0x4ef/0x2a30 fs/compat_ioctl.c:1407
 do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fd9c99
RSP: 002b:00000000f77b409c EFLAGS: 00000286 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 0000000000005423
RDX: 0000000020000140 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..