bh = 2049 (type: exp=14, found=8) function = gfs2_quota_init, file = fs/gfs2/quota.c, line = 1406 gfs2: fsid=syz:syz.0: about to withdraw this file system ------------[ cut here ]------------ kernel BUG at fs/gfs2/util.c:341! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 5674 Comm: syz.2.356 Not tainted 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : gfs2_withdraw+0x1214/0x12a4 fs/gfs2/util.c:341 lr : gfs2_withdraw+0x1214/0x12a4 fs/gfs2/util.c:341 sp : ffff800020b67580 x29: ffff800020b676b0 x28: ffff70000416cec0 x27: dfff800000000000 x26: 1fffe0001b53a857 x25: ffff800020b67600 x24: ffff80001209e7e0 x23: 000000000000e746 x22: ffff0000da9d4340 x21: ffff0000da9d40a8 x20: ffff0000da9d42bc x19: ffff0000da9d4000 x18: 1fffe0003682ef8e x17: 1fffe0003682ef8e x16: ffff800011b4c108 x15: ffff800014bffa40 x14: 1ffff0000296c06c x13: dfff800000000000 x12: 0000000000080000 x11: 000000000007ffff x10: ffff800024d0a000 x9 : 0000000000080000 x8 : ffff80000a398a84 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008555e80 x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000000 Call trace: gfs2_withdraw+0x1214/0x12a4 fs/gfs2/util.c:341 gfs2_metatype_check_ii+0x8c/0xac fs/gfs2/util.c:520 gfs2_metatype_check_i fs/gfs2/util.h:129 [inline] gfs2_quota_init+0xc30/0xebc fs/gfs2/quota.c:1406 gfs2_make_fs_rw+0x364/0x4c4 fs/gfs2/super.c:155 gfs2_reconfigure+0x5d8/0xa58 fs/gfs2/ops_fstype.c:1599 reconfigure_super+0x1d0/0x6ec fs/super.c:938 vfs_fsconfig_locked fs/fsopen.c:254 [inline] __do_sys_fsconfig fs/fsopen.c:439 [inline] __se_sys_fsconfig fs/fsopen.c:314 [inline] __arm64_sys_fsconfig+0xa1c/0xd18 fs/fsopen.c:314 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Code: f9401fe0 9794f3c4 17ffff43 9784ae1f (d4210000) ---[ end trace 0ccab2fa7d048882 ]---