Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. executing program syzkaller login: [ 38.058799][ T4292] loop0: detected capacity change from 0 to 32768 [ 38.064217][ T4292] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 38.066134][ T4292] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 38.074604][ T4292] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 38.078308][ T3875] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 38.079674][ T3875] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 38.111755][ T3875] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 38.113705][ T3875] gfs2: fsid=syz:syz.0: jid=0: Done [ 38.115586][ T4292] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 38.122439][ T4292] ------------[ cut here ]------------ [ 38.123521][ T4292] WARNING: CPU: 0 PID: 4292 at fs/gfs2/rgrp.c:2628 gfs2_check_blk_type+0x394/0x598 [ 38.125328][ T4292] Modules linked in: [ 38.126104][ T4292] CPU: 0 PID: 4292 Comm: syz-executor326 Not tainted 6.1.119-syzkaller #0 [ 38.127767][ T4292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 38.129727][ T4292] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.131261][ T4292] pc : gfs2_check_blk_type+0x394/0x598 [ 38.132338][ T4292] lr : gfs2_check_blk_type+0x310/0x598 [ 38.133412][ T4292] sp : ffff8000210d76c0 [ 38.134226][ T4292] x29: ffff8000210d7780 x28: ffff0000cddec000 x27: dfff800000000000 [ 38.135807][ T4292] x26: ffff70000421aedc x25: ffff8000210d7700 x24: 0000000000000013 [ 38.137374][ T4292] x23: ffff0000cddec034 x22: 00000000fffffff9 x21: 0000000000000012 [ 38.138942][ T4292] x20: 1fffe00019bbd806 x19: 1fffe00019bbd805 x18: 1fffe0003679c376 [ 38.140505][ T4292] x17: ffff800015a7d000 x16: ffff8000082ff2b8 x15: 0000000000000000 [ 38.142088][ T4292] x14: 1ffff00002b500b2 x13: dfff800000000000 x12: 0000000000000001 [ 38.143676][ T4292] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a488b98 [ 38.145235][ T4292] x8 : ffff0000c93bb780 x7 : ffff80000839fd10 x6 : 0000000000000000 [ 38.146797][ T4292] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000a41f590 [ 38.148355][ T4292] x2 : 0000000000000001 x1 : 0000000000000012 x0 : 0000000000000013 [ 38.149941][ T4292] Call trace: [ 38.150602][ T4292] gfs2_check_blk_type+0x394/0x598 [ 38.151628][ T4292] gfs2_inode_lookup+0x980/0xbac [ 38.152628][ T4292] gfs2_lookup_by_inum+0x60/0xf8 [ 38.153662][ T4292] gfs2_fh_to_dentry+0x128/0x1f4 [ 38.154633][ T4292] exportfs_decode_fh_raw+0x114/0x4b4 [ 38.155709][ T4292] exportfs_decode_fh+0x50/0x80 [ 38.156679][ T4292] do_handle_open+0x56c/0x998 [ 38.157608][ T4292] __arm64_sys_open_by_handle_at+0x80/0x94 [ 38.158766][ T4292] invoke_syscall+0x98/0x2bc [ 38.159696][ T4292] el0_svc_common+0x138/0x258 [ 38.160660][ T4292] do_el0_svc+0x58/0x13c [ 38.161500][ T4292] el0_svc+0x58/0x168 [ 38.162287][ T4292] el0t_64_sync_handler+0x84/0xf0 [ 38.163298][ T4292] el0t_64_sync+0x18c/0x190 [ 38.164196][ T4292] irq event stamp: 81146 [ 38.165027][ T4292] hardirqs last enabled at (81145): [] _raw_spin_unlock_irqrestore+0x48/0xac executing program [ 38.167086][ T4292] hardirqs last disabled at (81146): [] el1_dbg+0x24/0x80 [ 38.168845][ T4292] softirqs last enabled at (81100): [] local_bh_enable+0x10/0x34 [ 38.170680][ T4292] softirqs last disabled at (81098): [] local_bh_disable+0x10/0x34 [ 38.172507][ T4292] ---[ end trace 0000000000000000 ]--- executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program