loop0: detected capacity change from 0 to 32768 gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" gfs2: fsid=syz:syz: Now mounting FS (format 1801)... gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms gfs2: fsid=syz:syz.0: first mount done, others may mount ------------[ cut here ]------------ 1 WARNING: mm/page_alloc.c:5216 at __alloc_frozen_pages_noprof+0x2d1/0x380 mm/page_alloc.c:5216, CPU#0: syz.0.0/5327 Modules linked in: CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:__alloc_frozen_pages_noprof+0x2d1/0x380 mm/page_alloc.c:5216 Code: 74 10 4c 89 e7 89 54 24 0c e8 ab 16 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a8 fe ff ff e9 a9 fe ff ff c6 05 d4 06 b9 0d 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 RSP: 0018:ffffc9000b72f460 EFLAGS: 00010246 RAX: ffffc9000b72f400 RBX: 000000000000000c RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000b72f4c8 RBP: ffffc9000b72f548 R08: ffffc9000b72f4c7 R09: 0000000000000000 R10: ffffc9000b72f4a0 R11: fffff520016e5e99 R12: 0000000000000000 R13: 1ffff920016e5e90 R14: 0000000000040d40 R15: dffffc0000000000 FS: 00007fa7014c76c0(0000) GS:ffff88808ccea000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4818d44000 CR3: 0000000036db2000 CR4: 0000000000352ef0 Call Trace: alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2486 ___kmalloc_large_node+0x4e/0x150 mm/slub.c:5598 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5629 __do_kmalloc_node mm/slub.c:5645 [inline] __kmalloc_noprof+0x4b8/0x7e0 mm/slub.c:5669 kmalloc_noprof include/linux/slab.h:961 [inline] kmalloc_array_noprof include/linux/slab.h:1003 [inline] compute_bitstructs fs/gfs2/rgrp.c:766 [inline] read_rindex_entry fs/gfs2/rgrp.c:931 [inline] gfs2_ri_update+0x4b8/0x17c0 fs/gfs2/rgrp.c:1001 gfs2_rindex_update+0x2e9/0x3a0 fs/gfs2/rgrp.c:1051 init_inodes+0x24e/0x320 fs/gfs2/ops_fstype.c:872 gfs2_fill_super+0x1a38/0x21d0 fs/gfs2/ops_fstype.c:1250 get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1691 gfs2_get_tree+0x51/0x1e0 fs/gfs2/ops_fstype.c:1332 vfs_get_tree+0x92/0x2a0 fs/super.c:1751 fc_mount fs/namespace.c:1199 [inline] do_new_mount_fc fs/namespace.c:3636 [inline] do_new_mount+0x329/0xa50 fs/namespace.c:3712 do_mount fs/namespace.c:4035 [inline] __do_sys_mount fs/namespace.c:4224 [inline] __se_sys_mount+0x31d/0x420 fs/namespace.c:4201 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa70059c14a Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa7014c6e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fa7014c6ee0 RCX: 00007fa70059c14a RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fa7014c6ea0 RBP: 00002000000124c0 R08: 00007fa7014c6ee0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 R13: 00007fa7014c6ea0 R14: 00000000000125bd R15: 0000200000000000