loop1: detected capacity change from 8 to 0 ------------[ cut here ]------------ WARNING: CPU: 3 PID: 13817 at mm/page_alloc.c:4979 __alloc_pages_nodemask+0x5f8/0x730 mm/page_alloc.c:5014 Modules linked in: CPU: 3 PID: 13817 Comm: syz-executor.1 Not tainted 5.11.0-rc5-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:__alloc_pages_nodemask+0x5f8/0x730 mm/page_alloc.c:4979 Code: 00 00 0c 00 0f 85 a7 00 00 00 8b 3c 24 4c 89 f2 44 89 e6 c6 44 24 70 00 48 89 6c 24 58 e8 d0 d7 ff ff 49 89 c5 e9 ea fc ff ff <0f> 0b e9 b5 fd ff ff 89 74 24 14 4c 89 4c 24 08 4c 89 74 24 18 e8 RSP: 0018:ffffc9000cf7fa70 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff920019eff52 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040cc0 RBP: 0000000000040cc0 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81b26d11 R11: 0000000000000000 R12: 0000000000000034 R13: 0000000000000034 R14: 0000000000000000 R15: 00000000c46d4b01 FS: 0000000000000000(0000) GS:ffff88802cd00000(0063) knlGS:00000000f5568b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f5569000 CR3: 0000000060dfc000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: alloc_pages_current+0x18c/0x2a0 mm/mempolicy.c:2267 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x32/0xd0 mm/slab_common.c:837 kmalloc_order_trace+0x14/0x130 mm/slab_common.c:853 kmalloc include/linux/slab.h:557 [inline] squashfs_read_table+0x43/0x1e0 fs/squashfs/cache.c:413 squashfs_read_xattr_id_table+0x191/0x220 fs/squashfs/xattr_id.c:81 squashfs_fill_super+0xcfb/0x23b0 fs/squashfs/super.c:225 get_tree_bdev+0x440/0x760 fs/super.c:1291 vfs_get_tree+0x89/0x2f0 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x13ad/0x20c0 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __ia32_sys_mount+0x27e/0x300 fs/namespace.c:3409 do_syscall_32_irqs_on arch/x86/entry/common.c:77 [inline] __do_fast_syscall_32+0x56/0x80 arch/x86/entry/common.c:139 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:164 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7f6e549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f5568440 EFLAGS: 00000296 ORIG_RAX: 0000000000000015 RAX: ffffffffffffffda RBX: 00000000f55684b0 RCX: 0000000020000100 RDX: 0000000020000000 RSI: 0000000000000000 RDI: 00000000f55684f0 RBP: 00000000f55684f0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000