syz-executor.3 uses obsolete (PF_INET,SOCK_PACKET)
bdi-block not registered
------------[ cut here ]------------
WARNING: CPU: 0 PID: 19207 at fs/fs-writeback.c:2217 __mark_inode_dirty.cold+0x31/0x42 fs/fs-writeback.c:2217
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 19207 Comm: syz-executor.0 Not tainted 4.14.212-syzkaller #0
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+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 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+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:__mark_inode_dirty.cold+0x31/0x42 fs/fs-writeback.c:2217
RSP: 0018:ffff888054d87a60 EFLAGS: 00010282
RAX: 0000000000000018 RBX: ffff8880b1dcc858 RCX: 0000000000000000
RDX: 000000000000a2b8 RSI: ffffffff8145db00 RDI: ffffed100a9b0f42
RBP: ffff8880af2f4498 R08: 0000000000000018 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880af2f4440
R13: ffff8880b1dcc930 R14: ffff8880b1dcc8e0 R15: 0000000000000000
 __set_page_dirty_buffers+0x193/0x240 fs/buffer.c:698
 set_page_dirty+0x148/0x2a0 mm/page-writeback.c:2586
 filemap_page_mkwrite+0x225/0x2d0 mm/filemap.c:2627
 do_page_mkwrite+0xd4/0x2e0 mm/memory.c:2464
 do_shared_fault mm/memory.c:3791 [inline]
 do_fault mm/memory.c:3856 [inline]
 handle_pte_fault mm/memory.c:4082 [inline]
 __handle_mm_fault+0x23e8/0x4620 mm/memory.c:4206
 handle_mm_fault+0x306/0x7a0 mm/memory.c:4243
 __do_page_fault+0x549/0xad0 arch/x86/mm/fault.c:1442
 page_fault+0x25/0x50 arch/x86/entry/entry_64.S:1123
RIP: 0010:copy_user_generic_unrolled+0x89/0xc0 arch/x86/lib/copy_user_64.S:67
RSP: 0018:ffff888054d87e40 EFLAGS: 00010202
RAX: ffffed100a9b0fd4 RBX: 0000000000000008 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff888054d87e98 RDI: 0000000020000000
RBP: ffff888054d87e98 R08: 0000000800000007 R09: ffffed100a9b0fd3
R10: ffff888054d87e9f R11: ffff88808ec60480 R12: 0000000020000000
R13: 00007ffffffff000 R14: 0000000020000008 R15: 0000000000000000
 copy_user_generic arch/x86/include/asm/uaccess_64.h:37 [inline]
 raw_copy_to_user arch/x86/include/asm/uaccess_64.h:112 [inline]
 _copy_to_user+0xaa/0xd0 lib/usercopy.c:28
 copy_to_user include/linux/uaccess.h:155 [inline]
 SYSC_pipe2 fs/pipe.c:866 [inline]
 SyS_pipe2+0xe7/0x160 fs/pipe.c:858
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45e229
RSP: 002b:00007f5061215c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000016
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000045e229
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000
RBP: 000000000119bfb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c
R13: 00007ffc763d358f R14: 00007f50612169c0 R15: 000000000119bf8c
Kernel Offset: disabled
Rebooting in 86400 seconds..