Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts. executing program syzkaller login: [ 37.293844][ T3965] loop0: detected capacity change from 0 to 32768 [ 37.416965][ T3965] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 37.419138][ T3965] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 37.427030][ T3965] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 37.431408][ T3552] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 37.433297][ T3552] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 37.501002][ T3552] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 37.503509][ T3552] gfs2: fsid=syz:syz.0: jid=0: Done [ 37.505268][ T3965] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 37.689093][ T3965] gfs2: fsid=syz:syz.0: found 2 quota changes [ 37.695580][ T3965] gfs2: fsid=syz:syz.0: original: do_sync+0x350/0xaf8 [ 37.697411][ T3965] gfs2: fsid=syz:syz.0: pid: 3965 [ 37.698543][ T3965] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 37.700289][ T3965] gfs2: fsid=syz:syz.0: new: do_sync+0x350/0xaf8 [ 37.701883][ T3965] gfs2: fsid=syz:syz.0: pid: 3965 [ 37.703174][ T3965] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 37.705093][ T3965] 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 [ 37.707259][ T3965] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:3965 [syz-executor296] do_sync+0x350/0xaf8 [ 37.710236][ T3965] ------------[ cut here ]------------ [ 37.711530][ T3965] kernel BUG at fs/gfs2/glock.c:1501! [ 37.713014][ T3965] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 37.714844][ T3965] Modules linked in: [ 37.715861][ T3965] CPU: 1 PID: 3965 Comm: syz-executor296 Not tainted 5.15.149-syzkaller #0 [ 37.718041][ T3965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 37.720562][ T3965] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.722590][ T3965] pc : gfs2_glock_nq+0xed4/0x144c [ 37.723937][ T3965] lr : gfs2_glock_nq+0xed4/0x144c [ 37.725185][ T3965] sp : ffff80001c897630 [ 37.726253][ T3965] x29: ffff80001c8976a0 x28: ffff0000df029020 x27: ffff0000df028fb0 [ 37.728388][ T3965] x26: 0000000000000040 x25: ffff0000df028fb8 x24: ffff0000cfe3c000 [ 37.730305][ T3965] x23: ffff0000cd5e1338 x22: ffff0000cd5e135a x21: dfff800000000000 [ 37.732365][ T3965] x20: 0000000000000008 x19: ffff0000c806d2c0 x18: 0000000000000002 [ 37.734310][ T3965] x17: 0000000000000000 x16: ffff80001198bde4 x15: 00000000ffffffff [ 37.736397][ T3965] x14: ffff0000c95051c0 x13: 0000000000000001 x12: 0000000000000001 [ 37.738466][ T3965] x11: 0000000000000001 x10: 0000000000000000 x9 : fce503bbd8c6ae00 [ 37.740502][ T3965] x8 : fce503bbd8c6ae00 x7 : 0000000000000001 x6 : 0000000000000001 [ 37.742526][ T3965] x5 : ffff80001c8968d8 x4 : ffff8000149ff9a0 x3 : ffff80000854d220 [ 37.744487][ T3965] x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 [ 37.746473][ T3965] Call trace: [ 37.747276][ T3965] gfs2_glock_nq+0xed4/0x144c [ 37.748453][ T3965] do_sync+0x358/0xaf8 [ 37.749501][ T3965] gfs2_quota_sync+0x2e8/0x548 [ 37.750651][ T3965] gfs2_sync_fs+0x4c/0xc4 [ 37.751801][ T3965] sync_filesystem+0xe8/0x218 [ 37.752938][ T3965] generic_shutdown_super+0x70/0x29c [ 37.754350][ T3965] kill_block_super+0x70/0xdc [ 37.755490][ T3965] gfs2_kill_sb+0xc0/0xd4 [ 37.756546][ T3965] deactivate_locked_super+0xb8/0x13c [ 37.757845][ T3965] deactivate_super+0x108/0x128 [ 37.759078][ T3965] cleanup_mnt+0x3c0/0x474 [ 37.760179][ T3965] __cleanup_mnt+0x20/0x30 [ 37.761285][ T3965] task_work_run+0x130/0x1e4 [ 37.762436][ T3965] do_exit+0x670/0x20bc [ 37.763438][ T3965] do_group_exit+0x110/0x268 [ 37.764547][ T3965] __wake_up_parent+0x0/0x60 [ 37.765765][ T3965] invoke_syscall+0x98/0x2b8 [ 37.766913][ T3965] el0_svc_common+0x138/0x258 [ 37.768132][ T3965] do_el0_svc+0x58/0x14c [ 37.769165][ T3965] el0_svc+0x7c/0x1f0 [ 37.770177][ T3965] el0t_64_sync_handler+0x84/0xe4 [ 37.771413][ T3965] el0t_64_sync+0x1a0/0x1a4 [ 37.772561][ T3965] Code: aa1f03e0 f85f03a1 52800022 97ffe3ad (d4210000) [ 37.774287][ T3965] ---[ end trace d5bd9dcfa032eb08 ]--- [ 38.083934][ T3965] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 38.085859][ T3965] SMP: stopping secondary CPUs [ 38.087142][ T3965] Kernel Offset: disabled [ 38.088291][ T3965] CPU features: 0x0,000081c1,21302e40 [ 38.089646][ T3965] Memory Limit: none [ 38.416192][ T3965] Rebooting in 86400 seconds..