Warning: Permanently added '10.128.0.229' (ED25519) to the list of known hosts. executing program [ 65.764644][ T4163] loop0: detected capacity change from 0 to 32768 [ 65.870842][ T4163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.879432][ T4163] gfs2: fsid=syz:syz: Now mounting FS (format 1802)... [ 65.896070][ T4163] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 65.906998][ T2304] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 65.914404][ T2304] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 65.949686][ T2304] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 65.957617][ T2304] gfs2: fsid=syz:syz.0: jid=0: Done [ 65.962966][ T4163] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 66.061417][ T4163] gfs2: fsid=syz:syz.0: found 2 quota changes [ 66.096785][ T4163] gfs2: fsid=syz:syz.0: original: do_sync+0x3ab/0xc60 [ 66.103970][ T4163] gfs2: fsid=syz:syz.0: pid: 4163 [ 66.109277][ T4163] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 66.116247][ T4163] gfs2: fsid=syz:syz.0: new: do_sync+0x3ab/0xc60 [ 66.122594][ T4163] gfs2: fsid=syz:syz.0: pid: 4163 [ 66.127644][ T4163] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1 [ 66.134601][ T4163] 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 [ 66.143501][ T4163] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:4163 [syz-executor944] do_sync+0x3ab/0xc60 [ 66.153776][ T4163] ------------[ cut here ]------------ [ 66.159273][ T4163] kernel BUG at fs/gfs2/glock.c:1503! [ 66.164734][ T4163] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 66.170807][ T4163] CPU: 1 PID: 4163 Comm: syz-executor944 Not tainted 5.15.180-syzkaller #0 [ 66.179389][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 66.189437][ T4163] RIP: 0010:gfs2_glock_nq+0x10c7/0x15e0 [ 66.194983][ T4163] Code: ef e8 2d c8 34 fe 0f b7 4d 00 48 c7 c7 80 a3 ed 8a 4c 89 e6 89 da e8 98 29 a9 06 31 ff 4c 89 f6 ba 01 00 00 00 e8 d9 86 ff ff <0f> 0b e8 92 d4 ea fd e8 4d c3 6a fd e9 0f f9 ff ff 48 8d 5a 08 48 [ 66.214890][ T4163] RSP: 0018:ffffc900030af918 EFLAGS: 00010246 [ 66.220971][ T4163] RAX: 26788526d9a87000 RBX: 0000000000000008 RCX: ffff88802780bb80 [ 66.228942][ T4163] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 66.236911][ T4163] RBP: ffff88802229c45a R08: ffffffff83956549 R09: fffffbfff1c154de [ 66.244904][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880254612c0 [ 66.252875][ T4163] R13: dffffc0000000000 R14: ffff88806ed252c0 R15: ffff88802229c422 [ 66.260845][ T4163] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 66.269786][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.276364][ T4163] CR2: 00005596a3bd44b8 CR3: 000000007d2e9000 CR4: 00000000003506e0 [ 66.284326][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.292285][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.300265][ T4163] Call Trace: [ 66.303540][ T4163] [ 66.306483][ T4163] do_sync+0x3b3/0xc60 [ 66.310552][ T4163] ? slot_put+0x210/0x210 [ 66.314873][ T4163] ? do_raw_spin_lock+0x14a/0x370 [ 66.319903][ T4163] ? do_raw_spin_unlock+0x137/0x8b0 [ 66.325108][ T4163] gfs2_quota_sync+0x379/0x810 [ 66.329868][ T4163] gfs2_sync_fs+0x49/0xb0 [ 66.334189][ T4163] sync_filesystem+0xe8/0x220 [ 66.338861][ T4163] generic_shutdown_super+0x6b/0x310 [ 66.344140][ T4163] kill_block_super+0x7a/0xe0 [ 66.348807][ T4163] deactivate_locked_super+0xa0/0x110 [ 66.354167][ T4163] cleanup_mnt+0x44e/0x500 [ 66.358577][ T4163] ? lockdep_hardirqs_on+0x94/0x130 [ 66.363794][ T4163] task_work_run+0x129/0x1a0 [ 66.368379][ T4163] do_exit+0x6a3/0x2480 [ 66.372535][ T4163] ? put_task_struct+0x80/0x80 [ 66.377292][ T4163] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 66.383367][ T4163] ? vtime_user_exit+0x2d1/0x400 [ 66.388327][ T4163] do_group_exit+0x144/0x310 [ 66.392933][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 66.398082][ T4163] do_syscall_64+0x3b/0xb0 [ 66.402503][ T4163] ? clear_bhb_loop+0x15/0x70 [ 66.407292][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 66.413702][ T4163] RIP: 0033:0x7f0b22701ac9 [ 66.418117][ T4163] Code: Unable to access opcode bytes at RIP 0x7f0b22701a9f. [ 66.425479][ T4163] RSP: 002b:00007fffbca25178 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.433901][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0b22701ac9 [ 66.441878][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 66.449843][ T4163] RBP: 00007f0b227902b0 R08: ffffffffffffffb8 R09: 000000000001268c [ 66.457825][ T4163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0b227902b0 [ 66.465794][ T4163] R13: 0000000000000000 R14: 00007f0b22791020 R15: 00007f0b226d0010 [ 66.473826][ T4163] [ 66.476855][ T4163] Modules linked in: [ 66.480804][ T4163] ---[ end trace 1ab1e90415ffc6d1 ]--- [ 66.486291][ T4163] RIP: 0010:gfs2_glock_nq+0x10c7/0x15e0 [ 66.491838][ T4163] Code: ef e8 2d c8 34 fe 0f b7 4d 00 48 c7 c7 80 a3 ed 8a 4c 89 e6 89 da e8 98 29 a9 06 31 ff 4c 89 f6 ba 01 00 00 00 e8 d9 86 ff ff <0f> 0b e8 92 d4 ea fd e8 4d c3 6a fd e9 0f f9 ff ff 48 8d 5a 08 48 [ 66.511480][ T4163] RSP: 0018:ffffc900030af918 EFLAGS: 00010246 [ 66.517792][ T4163] RAX: 26788526d9a87000 RBX: 0000000000000008 RCX: ffff88802780bb80 [ 66.525768][ T4163] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 66.533804][ T4163] RBP: ffff88802229c45a R08: ffffffff83956549 R09: fffffbfff1c154de [ 66.541825][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880254612c0 [ 66.549828][ T4163] R13: dffffc0000000000 R14: ffff88806ed252c0 R15: ffff88802229c422 [ 66.557862][ T4163] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 66.566821][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.573417][ T4163] CR2: 00005596a3bd44b8 CR3: 000000007d2e9000 CR4: 00000000003506e0 [ 66.581443][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.589455][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.597484][ T4163] Kernel panic - not syncing: Fatal exception [ 66.603843][ T4163] Kernel Offset: disabled [ 66.608170][ T4163] Rebooting in 86400 seconds..