Warning: Permanently added '10.128.0.230' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.087709][ T4308] loop0: detected capacity change from 0 to 32768 [ 42.094525][ T4308] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.096670][ T4308] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.103748][ T4308] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 42.107044][ T4025] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.108868][ T4025] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.158312][ T4025] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 42.160581][ T4025] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.162093][ T4308] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.393211][ T4308] gfs2: fsid=syz:syz.0: found 3 quota changes [ 42.401420][ T4308] gfs2: fsid=syz:syz.0: original: gfs2_quota_sync+0x2e4/0x534 [ 42.403433][ T4308] gfs2: fsid=syz:syz.0: pid: 4308 [ 42.404662][ T4308] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 42.406374][ T4308] gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x2e4/0x534 [ 42.408184][ T4308] gfs2: fsid=syz:syz.0: pid: 4308 [ 42.409487][ T4308] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 42.411246][ T4308] gfs2: fsid=syz:syz.0: G: s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:6 m:20 p:0 [ 42.413490][ T4308] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:4308 [syz-executor709] gfs2_quota_sync+0x2e4/0x534 [ 42.416480][ T4308] ------------[ cut here ]------------ [ 42.417832][ T4308] kernel BUG at fs/gfs2/glock.c:1562! [ 42.419226][ T4308] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 42.421089][ T4308] Modules linked in: [ 42.422007][ T4308] CPU: 1 PID: 4308 Comm: syz-executor709 Not tainted 6.1.18-syzkaller #0 [ 42.424078][ T4308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 42.426581][ T4308] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.428450][ T4308] pc : gfs2_glock_nq+0x1164/0x13d8 [ 42.429680][ T4308] lr : gfs2_glock_nq+0x1164/0x13d8 [ 42.430928][ T4308] sp : ffff80001dd375c0 [ 42.431943][ T4308] x29: ffff80001dd37640 x28: ffff0000c1160060 x27: ffff0000c1160000 [ 42.433887][ T4308] x26: ffff0000ddfa3b70 x25: ffff0000d7e4d270 x24: ffff0000c1160022 [ 42.435899][ T4308] x23: ffff0000c116005a x22: ffff0000ddfa3b78 x21: ffff0000c6ff5000 [ 42.437906][ T4308] x20: dfff800000000000 x19: 0000000000000008 x18: ffff80001dd36660 [ 42.439968][ T4308] x17: 5d393037726f7475 x16: ffff800012253f8c x15: 0000000000000000 [ 42.441974][ T4308] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 [ 42.444031][ T4308] x11: ff8080000a420dc0 x10: 0000000000000000 x9 : 5def4b844dda2b00 [ 42.446130][ T4308] x8 : 5def4b844dda2b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 42.448133][ T4308] x5 : ffff80001dd36a18 x4 : ffff800015813880 x3 : ffff800008590318 [ 42.450179][ T4308] x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 [ 42.452133][ T4308] Call trace: [ 42.452948][ T4308] gfs2_glock_nq+0x1164/0x13d8 [ 42.454168][ T4308] do_sync+0x39c/0xb48 [ 42.455210][ T4308] gfs2_quota_sync+0x2e4/0x534 [ 42.456403][ T4308] gfs2_sync_fs+0x4c/0xc4 [ 42.457460][ T4308] sync_filesystem+0xe8/0x218 [ 42.458632][ T4308] generic_shutdown_super+0x70/0x328 [ 42.459960][ T4308] kill_block_super+0x70/0xdc [ 42.461127][ T4308] gfs2_kill_sb+0xc0/0xd4 [ 42.462210][ T4308] deactivate_locked_super+0xac/0x124 [ 42.463551][ T4308] deactivate_super+0xf0/0x110 [ 42.464741][ T4308] cleanup_mnt+0x394/0x41c [ 42.465858][ T4308] __cleanup_mnt+0x20/0x30 [ 42.466968][ T4308] task_work_run+0x240/0x2f0 [ 42.468150][ T4308] do_exit+0x554/0x1a88 [ 42.469223][ T4308] do_group_exit+0x194/0x22c [ 42.470403][ T4308] __wake_up_parent+0x0/0x60 [ 42.471539][ T4308] invoke_syscall+0x98/0x2c0 [ 42.472697][ T4308] el0_svc_common+0x138/0x258 [ 42.473832][ T4308] do_el0_svc+0x64/0x218 [ 42.474922][ T4308] el0_svc+0x58/0x168 [ 42.475935][ T4308] el0t_64_sync_handler+0x84/0xf0 [ 42.477222][ T4308] el0t_64_sync+0x18c/0x190 [ 42.478337][ T4308] Code: aa1f03e0 f85f83a1 52800022 97ffe0c5 (d4210000) [ 42.480016][ T4308] ---[ end trace 0000000000000000 ]--- [ 42.833361][ T4308] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 42.835141][ T4308] SMP: stopping secondary CPUs [ 42.836356][ T4308] Kernel Offset: disabled [ 42.837461][ T4308] CPU features: 0x00000,02070084,26017203 [ 42.838847][ T4308] Memory Limit: none [ 43.193224][ T4308] Rebooting in 86400 seconds..