gfs2: fsid=syz:syz.0: first mount done, others may mount ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5845 at mm/page_alloc.c:4946 __alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:4946 Modules linked in: CPU: 0 UID: 0 PID: 5845 Comm: syz.0.16 Not tainted 6.15.0-syzkaller-gf66bc387efbe #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:4946 Code: 74 10 4c 89 e7 89 54 24 0c e8 04 fa 0c 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 b2 22 74 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 RSP: 0018:ffffc900023b7580 EFLAGS: 00010246 RAX: ffffc900023b7500 RBX: 0000000000000015 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc900023b75e8 RBP: ffffc900023b7670 R08: ffffc900023b75e7 R09: 0000000000000000 R10: ffffc900023b75c0 R11: fffff52000476ebd R12: 0000000000000000 R13: 1ffff92000476eb4 R14: 0000000000040d40 R15: dffffc0000000000 FS: 00007f8f8703f6c0(0000) GS:ffff88808d263000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc20552000 CR3: 0000000033f95000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __alloc_pages_noprof+0xa/0x30 mm/page_alloc.c:5004 __alloc_pages_node_noprof include/linux/gfp.h:284 [inline] alloc_pages_node_noprof include/linux/gfp.h:311 [inline] ___kmalloc_large_node+0x85/0x210 mm/slub.c:4271 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:4299 __do_kmalloc_node mm/slub.c:4315 [inline] __kmalloc_noprof+0x36f/0x4f0 mm/slub.c:4339 kmalloc_noprof include/linux/slab.h:909 [inline] kmalloc_array_noprof include/linux/slab.h:948 [inline] compute_bitstructs fs/gfs2/rgrp.c:766 [inline] read_rindex_entry fs/gfs2/rgrp.c:931 [inline] gfs2_ri_update+0x46a/0x1650 fs/gfs2/rgrp.c:1001 gfs2_rindex_update+0x2cd/0x370 fs/gfs2/rgrp.c:1051 init_inodes+0x24e/0x320 fs/gfs2/ops_fstype.c:876 gfs2_fill_super+0x1893/0x2010 fs/gfs2/ops_fstype.c:1250 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1686 gfs2_get_tree+0x51/0x1e0 fs/gfs2/ops_fstype.c:1333 vfs_get_tree+0x8f/0x2b0 fs/super.c:1809 do_new_mount+0x24a/0xa40 fs/namespace.c:3882 do_mount fs/namespace.c:4222 [inline] __do_sys_mount fs/namespace.c:4433 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4410 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8f861874ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8f8703ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f8f8703eef0 RCX: 00007f8f861874ca RDX: 0000000020037f40 RSI: 0000000020037f80 RDI: 00007f8f8703eeb0 RBP: 0000000020037f40 R08: 00007f8f8703eef0 R09: 0000000000010002 R10: 0000000000010002 R11: 0000000000000246 R12: 0000000020037f80 R13: 00007f8f8703eeb0 R14: 0000000000037fa5 R15: 00000000200000c0