Contact linux-ext4@vger.kernel.org if you think we should keep it. EXT4-fs (loop1): mounted filesystem without journal. Opts: noauto_da_alloc,jqfmt=vfsold,sb=0x00000000000000be,debug_want_extra_isize=0x0000000000000044,grpid,nombcache,nouid32,bh,nouser_xattr,,errors=continue ------------[ cut here ]------------ WARNING: CPU: 1 PID: 10656 at mm/util.c:414 kvmalloc_node+0xc2/0xd0 mm/util.c:414 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 10656 Comm: syz-executor.1 Not tainted 4.14.303-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 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:kvmalloc_node+0xc2/0xd0 mm/util.c:414 RSP: 0018:ffff8880472976a0 EFLAGS: 00010206 RAX: 0000000000040000 RBX: 1ffffffff17dbe62 RCX: ffffc90006ddf000 RDX: 0000000000000bd0 RSI: ffffffff81705fc2 RDI: 0000000000000006 RBP: 0000000001400040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000006 R13: ffff88804ab03eb8 R14: 00000000ffffffff R15: ffff8880997d3a00 kvmalloc include/linux/mm.h:531 [inline] ext4_xattr_move_to_block fs/ext4/xattr.c:2572 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2687 [inline] ext4_expand_extra_isize_ea+0x950/0x16d0 fs/ext4/xattr.c:2779 __ext4_expand_extra_isize+0x2a4/0x3d0 fs/ext4/inode.c:5917 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5961 [inline] ext4_mark_inode_dirty+0x4c7/0x7a0 fs/ext4/inode.c:6037 ext4_setattr+0xcdf/0x22f0 fs/ext4/inode.c:5587 notify_change+0x56b/0xd10 fs/attr.c:315 do_truncate+0xff/0x1a0 fs/open.c:63 handle_truncate fs/namei.c:3010 [inline] do_last fs/namei.c:3437 [inline] path_openat+0x1dcc/0x2970 fs/namei.c:3571 do_filp_open+0x179/0x3c0 fs/namei.c:3605 do_sys_open+0x296/0x410 fs/open.c:1081 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7f08ae5840c9 RSP: 002b:00007f08acaf6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f08ae6a3f80 RCX: 00007f08ae5840c9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 RBP: 00007f08ae5dfae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd1e0e67cf R14: 00007f08acaf6300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..