md: md0 stopped.
WARNING: CPU: 0 PID: 29720 at drivers/md/md.c:7204 md_ioctl+0x3ba5/0x52b0 drivers/md/md.c:7204
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 29720 Comm: syz-executor.1 Not tainted 4.19.128-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
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x46 kernel/panic.c:541
 report_bug+0x262/0x2a0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:md_ioctl+0x3ba5/0x52b0 drivers/md/md.c:7204
Code: 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e a0 07 00 00 c7 85 40 01 00 00 00 00 00 00 e9 e4 ea ff ff e8 4b 3a 62 fc <0f> 0b e9 fc d2 ff ff e8 3f 3a 62 fc 89 de bf 23 09 48 40 e8 a3 3b
RSP: 0018:ffff88805df37988 EFLAGS: 00010212
RAX: 0000000000040000 RBX: 0000000000000932 RCX: ffffc90007ccd000
RDX: 00000000000001e7 RSI: ffffffff85056075 RDI: 0000000000000007
RBP: ffff88809771a900 R08: ffff8880625fa200 R09: ffffed1012ee355a
R10: ffff88805df37988 R11: ffff88809771aacf R12: 0000000000000000
R13: 0000000000000932 R14: ffff8880a9803040 R15: ffff88809771a928
 __blkdev_driver_ioctl block/ioctl.c:303 [inline]
 blkdev_ioctl+0xbf7/0x1a0a block/ioctl.c:601
 block_ioctl+0xe9/0x130 fs/block_dev.c:1894
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0xcda/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: 0033:0x45ca69
Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ff04c779c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000004e1b40 RCX: 000000000045ca69
RDX: 0000000000000000 RSI: 0000000000000932 RDI: 0000000000000004
RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000225 R14: 00000000004c4711 R15: 00007ff04c77a6d4
Kernel Offset: disabled
Rebooting in 86400 seconds..