EXT4-fs (sda1): re-mounted. Opts: (null)
audit: type=1804 audit(1556167990.991:46): pid=7690 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir410780590/syzkaller.FiUov9/10/bus" dev="sda1" ino=16568 res=1
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WARNING: CPU: 0 PID: 7689 at fs/direct-io.c:293 dio_complete+0x671/0x800 fs/direct-io.c:293
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7689 Comm: syz-executor.1 Not tainted 4.14.113 #3
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 panic+0x1f2/0x438 kernel/panic.c:182
 __warn.cold+0x2f/0x34 kernel/panic.c:546
 report_bug+0x216/0x254 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:944
RIP: 0010:dio_complete+0x671/0x800 fs/direct-io.c:293
RSP: 0000:ffff88805d6671b8 EFLAGS: 00010216
RAX: 0000000000040000 RBX: 0000000000008200 RCX: ffffc9000824f000
RDX: 0000000000004c22 RSI: ffffffff819ae051 RDI: ffff888085ccc77c
RBP: ffff88805d667200 R08: ffff88805e3b64c0 R09: 0000000000000002
R10: 0000000000000000 R11: ffff88805e3b64c0 R12: ffff8880a4cb33c0
R13: 0000000000008200 R14: ffff888085ccc978 R15: 0000000000000000
 do_blockdev_direct_IO+0x530e/0x7fc0 fs/direct-io.c:1374
 __blockdev_direct_IO+0xa1/0xd0 fs/direct-io.c:1400
 ext4_direct_IO_write fs/ext4/inode.c:3697 [inline]
 ext4_direct_IO+0x70d/0x1890 fs/ext4/inode.c:3827
 generic_file_direct_write+0x1ec/0x430 mm/filemap.c:2927
 __generic_file_write_iter+0x2bc/0x5b0 mm/filemap.c:3106
 ext4_file_write_iter+0x2c0/0xfd0 fs/ext4/file.c:264
 call_write_iter include/linux/fs.h:1774 [inline]
 do_iter_readv_writev+0x41e/0x680 fs/read_write.c:674
 do_iter_write fs/read_write.c:953 [inline]
 do_iter_write+0x154/0x550 fs/read_write.c:934
 vfs_iter_write+0x77/0xb0 fs/read_write.c:966
 iter_file_splice_write+0x578/0xae0 fs/splice.c:749
 do_splice_from fs/splice.c:851 [inline]
 direct_splice_actor+0x126/0x1a0 fs/splice.c:1018
 splice_direct_to_actor+0x2a1/0x7b0 fs/splice.c:973
 do_splice_direct+0x18d/0x230 fs/splice.c:1061
 do_sendfile+0x4db/0xbd0 fs/read_write.c:1440
 SYSC_sendfile64 fs/read_write.c:1501 [inline]
 SyS_sendfile64+0x102/0x110 fs/read_write.c:1487
 do_syscall_64+0x1eb/0x630 arch/x86/entry/common.c:289
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x458d99
RSP: 002b:00007f7192230c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000458d99
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000003
RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000
R10: 00008000ffffffff R11: 0000000000000246 R12: 00007f71922316d4
R13: 00000000004c5f83 R14: 00000000004da728 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..