do_huge_pmd_wp_page+0x7c6/0x4730 mm/huge_memory.c:1287 wp_huge_pmd mm/memory.c:4011 [inline] __handle_mm_fault+0x20b2/0x4620 mm/memory.c:4224 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 12911 at fs/super.c:1163 kill_block_super+0xbe/0xe0 fs/super.c:1163 Kernel panic - not syncing: panic_on_warn set ... handle_mm_fault+0x455/0x9c0 mm/memory.c:4271 __do_page_fault+0x549/0xad0 arch/x86/mm/fault.c:1442 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1126 RIP: 69c41700:0x1 RSP: 69c41660:00000000000000e6 EFLAGS: 7f4f69c41670 CPU: 1 PID: 12911 Comm: syz-executor.1 Not tainted 4.14.302-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x20/0x44 kernel/panic.c:547 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:kill_block_super+0xbe/0xe0 fs/super.c:1163 RSP: 0018:ffff88805140fbb0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc9000642c000 RDX: 0000000000040000 RSI: ffffffff81877b4e RDI: ffff8880a5c46cb0 RBP: ffff8880b2fe4c40 R08: ffffffff8b9b6b60 R09: 0000000000000001 R10: 0000000000000000 R11: ffff88804afd80c0 R12: ffff8880a5c46800 R13: ffffffff890a3cb0 R14: ffffffff88f45bc0 R15: dffffc0000000000 cramfs_kill_sb+0x38/0x50 fs/cramfs/inode.c:247 deactivate_locked_super+0x6c/0xd0 fs/super.c:319 sget_userns+0x9c4/0xc10 fs/super.c:537 sget+0xd1/0x110 fs/super.c:572 mount_bdev+0xcd/0x360 fs/super.c:1107 mount_fs+0x92/0x2a0 fs/super.c:1237 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046 vfs_kern_mount fs/namespace.c:1036 [inline] do_new_mount fs/namespace.c:2572 [inline] do_mount+0xe65/0x2a30 fs/namespace.c:2905 SYSC_mount fs/namespace.c:3121 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3098 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fb64d50a5da RSP: 002b:00007fb64ba7af88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000147 RCX: 00007fb64d50a5da RDX: 0000000020000180 RSI: 00000000200001c0 RDI: 00007fb64ba7afe0 RBP: 00007fb64ba7b020 R08: 00007fb64ba7b020 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000180 R13: 00000000200001c0 R14: 00007fb64ba7afe0 R15: 0000000020000200 Kernel Offset: disabled Rebooting in 86400 seconds..