Warning: Permanently added '10.128.1.55' (ED25519) to the list of known hosts. executing program [ 84.775978][ T5769] syz-executor159[5769]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 85.039110][ T5769] loop0: detected capacity change from 0 to 32768 [ 85.065499][ T5769] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 85.074436][ T5769] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 85.092906][ T5769] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 85.103929][ T787] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 85.111318][ T787] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 85.169649][ T787] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 85.177989][ T787] gfs2: fsid=syz:syz.0: jid=0: Done [ 85.183551][ T5769] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 85.349453][ T5769] gfs2: fsid=syz:syz.0: found 2 quota changes [ 85.403976][ T5769] gfs2: fsid=syz:syz.0: original: gfs2_quota_sync+0x411/0x5a0 [ 85.412021][ T5769] gfs2: fsid=syz:syz.0: pid: 5769 [ 85.417154][ T5769] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 85.424135][ T5769] gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x411/0x5a0 [ 85.432086][ T5769] gfs2: fsid=syz:syz.0: pid: 5769 [ 85.437188][ T5769] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 85.444302][ T5769] 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 [ 85.453176][ T5769] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:5769 [syz-executor159] gfs2_quota_sync+0x411/0x5a0 [ 85.464243][ T5769] ------------[ cut here ]------------ [ 85.470185][ T5769] kernel BUG at fs/gfs2/glock.c:1589! [ 85.475631][ T5769] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 85.481745][ T5769] CPU: 0 PID: 5769 Comm: syz-executor159 Not tainted 6.6.94-syzkaller #0 [ 85.490212][ T5769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 85.500290][ T5769] RIP: 0010:gfs2_glock_nq+0x113b/0x1420 [ 85.505868][ T5769] Code: 7b 99 3d fe 41 0f b7 0e 48 c7 c7 60 9a ef 8a 4c 89 e6 89 da e8 b6 47 ba 06 31 ff 48 8b 74 24 08 ba 01 00 00 00 e8 35 74 ff ff <0f> 0b 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 45 f1 ff ff 4c 89 f7 [ 85.525576][ T5769] RSP: 0018:ffffc90004457898 EFLAGS: 00010246 [ 85.531684][ T5769] RAX: 5fa62e04681d8700 RBX: 0000000000000008 RCX: ffff888026375a00 [ 85.539666][ T5769] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 85.547656][ T5769] RBP: ffff8880770b3be0 R08: ffffffff8e49ab2f R09: 1ffffffff1c93565 [ 85.555722][ T5769] R10: dffffc0000000000 R11: fffffbfff1c93566 R12: ffff88802ea99280 [ 85.563791][ T5769] R13: ffff88802e2cd818 R14: ffff88802e2cd85a R15: ffff88802e2cd822 [ 85.571776][ T5769] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 85.580719][ T5769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.587318][ T5769] CR2: 000055c9b744d010 CR3: 0000000019289000 CR4: 00000000003506f0 [ 85.595313][ T5769] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.603297][ T5769] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.611374][ T5769] Call Trace: [ 85.614679][ T5769] [ 85.617638][ T5769] do_sync+0x3c1/0xe00 [ 85.621717][ T5769] ? gfs2_quota_sync+0x411/0x5a0 [ 85.626668][ T5769] ? bh_get+0x710/0x710 [ 85.630832][ T5769] ? __lock_acquire+0x7c80/0x7c80 [ 85.635875][ T5769] ? do_raw_spin_lock+0x121/0x2c0 [ 85.640936][ T5769] ? do_raw_spin_unlock+0x121/0x230 [ 85.646165][ T5769] gfs2_quota_sync+0x411/0x5a0 [ 85.650965][ T5769] gfs2_sync_fs+0x4c/0xb0 [ 85.655337][ T5769] sync_filesystem+0xea/0x220 [ 85.660038][ T5769] generic_shutdown_super+0x6f/0x2b0 [ 85.665344][ T5769] kill_block_super+0x44/0x90 [ 85.670037][ T5769] deactivate_locked_super+0x97/0x100 [ 85.675422][ T5769] cleanup_mnt+0x429/0x4c0 [ 85.679853][ T5769] task_work_run+0x1ce/0x250 [ 85.684459][ T5769] ? task_work_cancel+0x240/0x240 [ 85.689497][ T5769] ? do_exit+0x8fe/0x23c0 [ 85.693928][ T5769] ? kmem_cache_free+0xf8/0x280 [ 85.698802][ T5769] do_exit+0x903/0x23c0 [ 85.702975][ T5769] ? put_task_struct+0xc0/0xc0 [ 85.707747][ T5769] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 85.713732][ T5769] ? lock_chain_count+0x20/0x20 [ 85.718586][ T5769] ? _raw_spin_lock_irq+0xaf/0xe0 [ 85.723637][ T5769] ? _raw_spin_lock_irqsave+0xf0/0xf0 [ 85.729021][ T5769] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 85.735008][ T5769] ? _raw_spin_unlock_irq+0x23/0x50 [ 85.740219][ T5769] ? lockdep_hardirqs_on+0x98/0x150 [ 85.745425][ T5769] do_group_exit+0x21b/0x2d0 [ 85.750038][ T5769] __x64_sys_exit_group+0x3f/0x40 [ 85.755073][ T5769] do_syscall_64+0x55/0xb0 [ 85.759508][ T5769] ? clear_bhb_loop+0x40/0x90 [ 85.764193][ T5769] ? clear_bhb_loop+0x40/0x90 [ 85.768874][ T5769] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 85.774783][ T5769] RIP: 0033:0x7f45d832ab09 [ 85.779209][ T5769] Code: Unable to access opcode bytes at 0x7f45d832aadf. [ 85.786232][ T5769] RSP: 002b:00007fff759330a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 85.794653][ T5769] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f45d832ab09 [ 85.802651][ T5769] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 85.810627][ T5769] RBP: 00007f45d83b92b0 R08: ffffffffffffffb8 R09: 00000000000125eb [ 85.818605][ T5769] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45d83b92b0 [ 85.826583][ T5769] R13: 0000000000000000 R14: 00007f45d83ba020 R15: 00007f45d82f9050 [ 85.834566][ T5769] [ 85.837601][ T5769] Modules linked in: [ 85.841721][ T5769] ---[ end trace 0000000000000000 ]--- [ 85.847564][ T5769] RIP: 0010:gfs2_glock_nq+0x113b/0x1420 [ 85.853158][ T5769] Code: 7b 99 3d fe 41 0f b7 0e 48 c7 c7 60 9a ef 8a 4c 89 e6 89 da e8 b6 47 ba 06 31 ff 48 8b 74 24 08 ba 01 00 00 00 e8 35 74 ff ff <0f> 0b 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 45 f1 ff ff 4c 89 f7 [ 85.872830][ T5769] RSP: 0018:ffffc90004457898 EFLAGS: 00010246 [ 85.878939][ T5769] RAX: 5fa62e04681d8700 RBX: 0000000000000008 RCX: ffff888026375a00 [ 85.887207][ T5769] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 85.895185][ T5769] RBP: ffff8880770b3be0 R08: ffffffff8e49ab2f R09: 1ffffffff1c93565 [ 85.903190][ T5769] R10: dffffc0000000000 R11: fffffbfff1c93566 R12: ffff88802ea99280 [ 85.911204][ T5769] R13: ffff88802e2cd818 R14: ffff88802e2cd85a R15: ffff88802e2cd822 [ 85.919208][ T5769] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 85.928174][ T5769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.934838][ T5769] CR2: 000055c9b744d010 CR3: 0000000019289000 CR4: 00000000003506f0 [ 85.942845][ T5769] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.950851][ T5769] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.958867][ T5769] Kernel panic - not syncing: Fatal exception [ 85.965204][ T5769] Kernel Offset: disabled [ 85.969613][ T5769] Rebooting in 86400 seconds..