Warning: Permanently added '10.128.1.138' (ED25519) to the list of known hosts. executing program [ 43.455879][ T3966] loop0: detected capacity change from 0 to 32768 [ 43.462038][ T3966] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.464157][ T3966] gfs2: fsid=syz:syz: Now mounting FS (format 1802)... [ 43.472916][ T3966] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 43.476925][ T1528] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.478866][ T1528] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.507343][ T1528] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 43.509623][ T1528] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.511269][ T3966] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.587536][ T3966] gfs2: fsid=syz:syz.0: found 2 quota changes [ 43.597203][ T3966] gfs2: fsid=syz:syz.0: original: do_sync+0x350/0xaf8 [ 43.599210][ T3966] gfs2: fsid=syz:syz.0: pid: 3966 [ 43.600659][ T3966] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 43.602620][ T3966] gfs2: fsid=syz:syz.0: new: do_sync+0x350/0xaf8 [ 43.604379][ T3966] gfs2: fsid=syz:syz.0: pid: 3966 [ 43.605790][ T3966] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 43.607813][ T3966] gfs2: fsid=syz:syz.0: G: s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20 p:0 [ 43.610107][ T3966] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:3966 [syz-executor200] do_sync+0x350/0xaf8 [ 43.612967][ T3966] ------------[ cut here ]------------ [ 43.614369][ T3966] kernel BUG at fs/gfs2/glock.c:1501! [ 43.615888][ T3966] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP [ 43.617537][ T3966] Modules linked in: [ 43.618540][ T3966] CPU: 1 PID: 3966 Comm: syz-executor200 Not tainted 5.15.132-syzkaller #0 [ 43.620725][ T3966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 43.623373][ T3966] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.625413][ T3966] pc : gfs2_glock_nq+0xed4/0x144c [ 43.626694][ T3966] lr : gfs2_glock_nq+0xed4/0x144c [ 43.627992][ T3966] sp : ffff80001cfe7630 [ 43.629039][ T3966] x29: ffff80001cfe76a0 x28: ffff0000dfc63be0 x27: ffff0000dfc63b70 [ 43.631157][ T3966] x26: 0000000000000040 x25: ffff0000dfc63b78 x24: ffff0000d17f5000 [ 43.633326][ T3966] x23: ffff0000c2f6eb38 x22: ffff0000c2f6eb5a x21: dfff800000000000 [ 43.635426][ T3966] x20: 0000000000000008 x19: ffff0000c2b752c0 x18: 0000000000000002 [ 43.637549][ T3966] x17: ff80800008334dc8 x16: ffff800011969b84 x15: ffff800008334dc8 [ 43.639590][ T3966] x14: 00000000ffffffff x13: ffffffffffffffff x12: 0000000000000000 [ 43.641717][ T3966] x11: ff8080000a2637b0 x10: 0000000000000000 x9 : 179bd693910d9f00 [ 43.643807][ T3966] x8 : 179bd693910d9f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 43.645876][ T3966] x5 : ffff80001cfe68d8 x4 : ffff8000149dfd00 x3 : ffff80000854d260 [ 43.647994][ T3966] x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 [ 43.650082][ T3966] Call trace: [ 43.650963][ T3966] gfs2_glock_nq+0xed4/0x144c [ 43.652243][ T3966] do_sync+0x358/0xaf8 [ 43.653334][ T3966] gfs2_quota_sync+0x2e8/0x548 [ 43.654566][ T3966] gfs2_sync_fs+0x4c/0xc4 [ 43.655737][ T3966] sync_filesystem+0xe8/0x218 [ 43.656986][ T3966] generic_shutdown_super+0x70/0x29c [ 43.658378][ T3966] kill_block_super+0x70/0xdc [ 43.659605][ T3966] gfs2_kill_sb+0xc0/0xd4 [ 43.660757][ T3966] deactivate_locked_super+0xb8/0x13c [ 43.662134][ T3966] deactivate_super+0x108/0x128 [ 43.663400][ T3966] cleanup_mnt+0x3c0/0x474 [ 43.664563][ T3966] __cleanup_mnt+0x20/0x30 [ 43.665687][ T3966] task_work_run+0x130/0x1e4 [ 43.666858][ T3966] do_exit+0x688/0x2134 [ 43.667905][ T3966] do_group_exit+0x110/0x268 [ 43.669099][ T3966] __wake_up_parent+0x0/0x60 [ 43.670316][ T3966] invoke_syscall+0x98/0x2b8 [ 43.671540][ T3966] el0_svc_common+0x138/0x258 [ 43.672771][ T3966] do_el0_svc+0x58/0x14c [ 43.673886][ T3966] el0_svc+0x7c/0x1f0 [ 43.674913][ T3966] el0t_64_sync_handler+0x84/0xe4 [ 43.676201][ T3966] el0t_64_sync+0x1a0/0x1a4 [ 43.677409][ T3966] Code: aa1f03e0 f85f03a1 52800022 97ffe3ad (d4210000) [ 43.679263][ T3966] ---[ end trace 000bb38f2f0e5b0e ]--- [ 43.993323][ T3966] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 43.995268][ T3966] SMP: stopping secondary CPUs [ 43.996556][ T3966] Kernel Offset: disabled [ 43.997715][ T3966] CPU features: 0x0,000081c1,21302e40 [ 43.999167][ T3966] Memory Limit: none [ 44.320370][ T3966] Rebooting in 86400 seconds..