Warning: Permanently added '10.128.0.16' (ED25519) to the list of known hosts. executing program syzkaller login: [ 45.615086][ T4020] loop0: detected capacity change from 0 to 32768 [ 45.710243][ T4020] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.712078][ T4020] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.720239][ T4020] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 45.724056][ T3606] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 45.725655][ T3606] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 45.760585][ T3606] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 45.762669][ T3606] gfs2: fsid=syz:syz.0: jid=0: Done [ 45.764098][ T4020] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.772879][ T4020] ------------[ cut here ]------------ [ 45.774011][ T4020] WARNING: CPU: 1 PID: 4020 at fs/gfs2/rgrp.c:2638 gfs2_check_blk_type+0x360/0x560 [ 45.775980][ T4020] Modules linked in: [ 45.776815][ T4020] CPU: 1 PID: 4020 Comm: syz-executor283 Not tainted 5.15.175-syzkaller #0 [ 45.778622][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.780887][ T4020] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.782617][ T4020] pc : gfs2_check_blk_type+0x360/0x560 [ 45.783752][ T4020] lr : gfs2_check_blk_type+0x2dc/0x560 [ 45.784860][ T4020] sp : ffff800020377680 [ 45.785691][ T4020] x29: ffff800020377740 x28: 1fffe0001b45c006 x27: ffff0000da2e0000 [ 45.787473][ T4020] x26: dfff800000000000 x25: ffff70000406eed4 x24: 00000000fffffff9 [ 45.789235][ T4020] x23: 0000000000000013 x22: ffff0000da2e0034 x21: 0000000000000012 [ 45.790929][ T4020] x20: 1fffe0001b45c005 x19: ffff8000203776c0 x18: 1fffe00036832d8e [ 45.792674][ T4020] x17: 1fffe00036832d8e x16: ffff8000082eae24 x15: ffff800014c0fac0 [ 45.794529][ T4020] x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000001 [ 45.796333][ T4020] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d83fb680 [ 45.798108][ T4020] x8 : ffff80000a386774 x7 : ffff80000a328424 x6 : 0000000000000000 [ 45.799850][ T4020] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008305a08 [ 45.801624][ T4020] x2 : 0000000000000000 x1 : 0000000000000012 x0 : 0000000000000013 [ 45.803277][ T4020] Call trace: [ 45.803999][ T4020] gfs2_check_blk_type+0x360/0x560 [ 45.805133][ T4020] gfs2_inode_lookup+0x4f0/0xbd8 [ 45.806184][ T4020] gfs2_lookup_by_inum+0x60/0xf8 [ 45.807199][ T4020] gfs2_fh_to_dentry+0x128/0x1f4 [ 45.808172][ T4020] exportfs_decode_fh_raw+0x114/0x4b4 [ 45.809265][ T4020] exportfs_decode_fh+0x50/0x80 [ 45.810454][ T4020] do_handle_open+0x5b8/0x9f0 [ 45.811409][ T4020] __arm64_sys_open_by_handle_at+0x80/0x94 [ 45.812717][ T4020] invoke_syscall+0x98/0x2b8 [ 45.813733][ T4020] el0_svc_common+0x138/0x258 [ 45.814879][ T4020] do_el0_svc+0x58/0x14c [ 45.815841][ T4020] el0_svc+0x7c/0x1f0 [ 45.816712][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 45.817851][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 45.818809][ T4020] irq event stamp: 95294 [ 45.819774][ T4020] hardirqs last enabled at (95293): [] finish_lock_switch+0xbc/0x1e8 [ 45.821923][ T4020] hardirqs last disabled at (95294): [] el1_dbg+0x24/0x80 [ 45.823896][ T4020] softirqs last enabled at (95242): [] local_bh_enable+0x10/0x34 [ 45.825913][ T4020] softirqs last disabled at (95240): [] local_bh_disable+0x10/0x34 [ 45.827980][ T4020] ---[ end trace 5607c6dfb3a87a00 ]--- 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