gfs2: fsid=[(.0: about to withdraw this file system ------------[ cut here ]------------ kernel BUG at fs/gfs2/util.c:341! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9019 Comm: syz.1.956 Not tainted 5.15.182-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 RIP: 0010:gfs2_withdraw+0x13d4/0x1460 fs/gfs2/util.c:341 Code: e9 68 f9 ff ff 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c d4 f9 ff ff 48 8b 3c 24 e8 d6 91 50 fe e9 c6 f9 ff ff e8 ac 1e 0b fe <0f> 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c 34 fa ff ff 48 8b RSP: 0018:ffffc90003a0f0c0 EFLAGS: 00010287 RAX: ffffffff836c9f64 RBX: ffff888074b04000 RCX: 0000000000080000 RDX: ffffc900040f4000 RSI: 000000000001c72f RDI: 000000000001c730 RBP: ffffc90003a0f218 R08: dffffc0000000000 R09: ffffed10172067a8 R10: ffffed10172067a8 R11: 1ffff110172067a7 R12: dffffc0000000000 R13: 1ffff92000741e28 R14: ffff888074b042bc R15: 0000000000000004 FS: 00007f1c8f6666c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005595fcbc3950 CR3: 0000000061759000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: gfs2_metatype_check_ii+0x74/0x90 fs/gfs2/util.c:520 gfs2_metatype_check_i fs/gfs2/util.h:129 [inline] gfs2_meta_buffer+0x262/0x310 fs/gfs2/meta_io.c:493 __fillup_metapath+0x14d/0x340 fs/gfs2/bmap.c:331 lookup_metapath fs/gfs2/bmap.c:358 [inline] __gfs2_iomap_get+0x703/0x13e0 fs/gfs2/bmap.c:906 gfs2_iomap_get fs/gfs2/bmap.c:1398 [inline] gfs2_block_map+0x229/0x670 fs/gfs2/bmap.c:1213 gfs2_write_alloc_required+0x362/0x610 fs/gfs2/bmap.c:2322 gfs2_jdesc_check+0x1c3/0x290 fs/gfs2/super.c:114 init_journal+0xc78/0x2220 fs/gfs2/ops_fstype.c:806 init_inodes+0xdb/0x320 fs/gfs2/ops_fstype.c:891 gfs2_fill_super+0x1701/0x1f50 fs/gfs2/ops_fstype.c:1249 get_tree_bdev+0x3f1/0x610 fs/super.c:1325 gfs2_get_tree+0x4d/0x1e0 fs/gfs2/ops_fstype.c:1332 vfs_get_tree+0x88/0x270 fs/super.c:1530 do_new_mount+0x24a/0xa40 fs/namespace.c:3013 do_mount fs/namespace.c:3356 [inline] __do_sys_mount fs/namespace.c:3564 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3541 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f1c9180010a 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:00007f1c8f665e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f1c8f665ef0 RCX: 00007f1c9180010a RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007f1c8f665eb0 RBP: 0000200000000000 R08: 00007f1c8f665ef0 R09: 000000000020cc1b R10: 000000000020cc1b R11: 0000000000000246 R12: 0000200000000100 R13: 00007f1c8f665eb0 R14: 000000000001278f R15: 0000200000000240 Modules linked in: ---[ end trace c52840d0d2f6fd5a ]--- RIP: 0010:gfs2_withdraw+0x13d4/0x1460 fs/gfs2/util.c:341 Code: e9 68 f9 ff ff 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c d4 f9 ff ff 48 8b 3c 24 e8 d6 91 50 fe e9 c6 f9 ff ff e8 ac 1e 0b fe <0f> 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c 34 fa ff ff 48 8b RSP: 0018:ffffc90003a0f0c0 EFLAGS: 00010287 RAX: ffffffff836c9f64 RBX: ffff888074b04000 RCX: 0000000000080000 RDX: ffffc900040f4000 RSI: 000000000001c72f RDI: 000000000001c730 RBP: ffffc90003a0f218 R08: dffffc0000000000 R09: ffffed10172067a8 R10: ffffed10172067a8 R11: 1ffff110172067a7 R12: dffffc0000000000 R13: 1ffff92000741e28 R14: ffff888074b042bc R15: 0000000000000004 FS: 00007f1c8f6666c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0336c241d4 CR3: 0000000061759000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400