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+0x1b2/0x281 lib/dump_stack.c:58 ------------[ cut here ]------------ fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10a/0x149 lib/fault-inject.c:149 WARNING: CPU: 0 PID: 16699 at fs/super.c:1163 kill_block_super+0xbe/0xe0 fs/super.c:1163 should_fail_alloc_page mm/page_alloc.c:2898 [inline] prepare_alloc_pages mm/page_alloc.c:4131 [inline] __alloc_pages_nodemask+0x22c/0x2720 mm/page_alloc.c:4179 Kernel panic - not syncing: panic_on_warn set ... __alloc_pages include/linux/gfp.h:484 [inline] __alloc_pages_node include/linux/gfp.h:497 [inline] kmem_getpages mm/slab.c:1419 [inline] cache_grow_begin+0x91/0x700 mm/slab.c:2676 cache_alloc_refill+0x273/0x350 mm/slab.c:3043 ____cache_alloc mm/slab.c:3125 [inline] __do_cache_alloc mm/slab.c:3347 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc_trace+0x340/0x3d0 mm/slab.c:3616 kmalloc include/linux/slab.h:488 [inline] copy_mount_options+0x59/0x2f0 fs/namespace.c:2781 SYSC_mount fs/namespace.c:3113 [inline] SyS_mount+0x84/0x120 fs/namespace.c:3095 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f94265b657a RSP: 002b:00007f9424f29f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000e80 RCX: 00007f94265b657a RDX: 0000000020000480 RSI: 0000000020000640 RDI: 00007f9424f29fe0 RBP: 00007f9424f2a020 R08: 00007f9424f2a020 R09: 0000000020000480 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000480 R13: 0000000020000640 R14: 00007f9424f29fe0 R15: 0000000020000f80 CPU: 0 PID: 16699 Comm: syz-executor.4 Not tainted 4.14.275-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+0x1b2/0x281 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:964 RIP: 0010:kill_block_super+0xbe/0xe0 fs/super.c:1163 RSP: 0018:ffff8880b317fbb0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc900091fb000 qnx4: unable to read the superblock RDX: 0000000000040000 RSI: ffffffff81874dee RDI: ffff8880902cad30 RBP: ffff8880a2426280 R08: ffffffff8b9baa30 R09: 0000000000000001 R10: 0000000000000000 R11: ffff888099d58500 R12: ffff8880902ca880 R13: ffffffff891e2cf0 R14: ffffffff88f454c0 R15: dffffc0000000000 qnx4_kill_sb+0x38/0x90 fs/qnx4/inode.c:239 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+0xe65/0x2a10 fs/namespace.c:2902 SYSC_mount fs/namespace.c:3118 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3095 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f2e61d6757a RSP: 002b:00007f2e606daf88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000e80 RCX: 00007f2e61d6757a RDX: 0000000020000480 RSI: 0000000020000640 RDI: 00007f2e606dafe0 RBP: 00007f2e606db020 R08: 00007f2e606db020 R09: 0000000020000480 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000480 R13: 0000000020000640 R14: 00007f2e606dafe0 R15: 0000000020000f80 Kernel Offset: disabled Rebooting in 86400 seconds..