audit: type=1804 audit(1676384467.531:912): pid=14669 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir1486880234/syzkaller.UcOi5G/154/bus" dev="sda1" ino=14243 res=1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14663 at fs/ext4/inode.c:3931 ext4_set_page_dirty+0xe8/0x130 fs/ext4/inode.c:3931 Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 0 PID: 14663 Comm: syz-executor.0 Not tainted 4.14.305-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 panic+0x21d/0x451 kernel/panic.c:247 check_panic_on_warn.cold+0x19/0x35 kernel/panic.c:171 __warn+0xdf/0x1e0 kernel/panic.c:603 report_bug+0x208/0x250 lib/bug.c:183 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:967 RIP: 0010:ext4_set_page_dirty+0xe8/0x130 fs/ext4/inode.c:3931 RSP: 0018:ffff88809ebffa58 EFLAGS: 00010297 RAX: ffff8880a6d50000 RBX: ffffea00021afb00 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffea00021afb20 RBP: ffffea00021afb00 R08: 0000000000000001 R09: ffffed1010d7d9ff R10: ffff888086becfff R11: 0000000000000000 R12: ffffea00021afb60 R13: ffffea00021afb60 R14: dffffc0000000000 R15: ffffea00021afb00 set_page_dirty+0x148/0x2a0 mm/page-writeback.c:2586 set_page_dirty_lock+0x61/0xa0 mm/page-writeback.c:2611 process_vm_rw_pages mm/process_vm_access.c:51 [inline] process_vm_rw_single_vec mm/process_vm_access.c:124 [inline] process_vm_rw_core.constprop.0+0x4a1/0xa40 mm/process_vm_access.c:223 process_vm_rw+0x1c2/0x1f0 mm/process_vm_access.c:290 SYSC_process_vm_writev mm/process_vm_access.c:312 [inline] SyS_process_vm_writev+0x39/0x50 mm/process_vm_access.c:307 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fbb9d1fc0f9 RSP: 002b:00007fbb9c54d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 RAX: ffffffffffffffda RBX: 00007fbb9d31c050 RCX: 00007fbb9d1fc0f9 RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 0000000000000266 RBP: 00007fbb9d257ae9 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff35c8bf3f R14: 00007fbb9c54d300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..