Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts. executing program [ 38.509599][ T4020] loop0: detected capacity change from 0 to 32768 [ 38.607973][ T4020] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 38.609761][ T4020] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 38.629701][ T4020] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 38.633616][ T2453] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 38.635282][ T2453] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 38.664141][ T2453] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 38.667405][ T2453] gfs2: fsid=syz:syz.0: jid=0: Done [ 38.668593][ T4020] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 38.788151][ T4020] ------------[ cut here ]------------ [ 38.789278][ T4020] WARNING: CPU: 0 PID: 4020 at include/linux/backing-dev.h:288 __set_page_dirty+0x8f8/0xc7c [ 38.791208][ T4020] Modules linked in: [ 38.792005][ T4020] CPU: 0 PID: 4020 Comm: syz-executor127 Not tainted 5.15.169-syzkaller #0 [ 38.793596][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 38.795551][ T4020] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.796973][ T4020] pc : __set_page_dirty+0x8f8/0xc7c [ 38.797913][ T4020] lr : __set_page_dirty+0x8f8/0xc7c [ 38.798872][ T4020] sp : ffff80001f9a7720 [ 38.799717][ T4020] x29: ffff80001f9a7730 x28: 0000000000000000 x27: 1fffe0001b068054 [ 38.801174][ T4020] x26: dfff800000000000 x25: 1fffe00018a3c861 x24: 0000000000000000 [ 38.802702][ T4020] x23: ffff0000c51e4308 x22: 0000000000000000 x21: 0000000000000003 [ 38.804206][ T4020] x20: ffff0000d83402a8 x19: fffffc00033bfdc0 x18: ffff80001f9a7400 [ 38.805677][ T4020] x17: 1fffe00036831f8e x16: ffff8000082eada8 x15: 000000000000c8c5 [ 38.807162][ T4020] x14: 000000002a657374 x13: dfff800000000000 x12: 0000000000000001 [ 38.808731][ T4020] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000cb100000 [ 38.810400][ T4020] x8 : ffff800008709f94 x7 : 0000000000000000 x6 : 0000000000000000 [ 38.812270][ T4020] x5 : ffff8000177908c0 x4 : 0000000000000008 x3 : ffff800008a3a5a0 [ 38.813878][ T4020] x2 : ffff0000cb296060 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.815434][ T4020] Call trace: [ 38.816018][ T4020] __set_page_dirty+0x8f8/0xc7c [ 38.817012][ T4020] mark_buffer_dirty+0x27c/0x574 [ 38.817924][ T4020] gfs2_unpin+0x12c/0xcc0 [ 38.818743][ T4020] buf_lo_after_commit+0x134/0x18c [ 38.819809][ T4020] gfs2_log_flush+0xd50/0x21d4 [ 38.820753][ T4020] gfs2_kill_sb+0x5c/0xd4 [ 38.821624][ T4020] deactivate_locked_super+0xb8/0x13c [ 38.822755][ T4020] deactivate_super+0x108/0x128 [ 38.823758][ T4020] cleanup_mnt+0x3c0/0x474 [ 38.824622][ T4020] __cleanup_mnt+0x20/0x30 [ 38.825447][ T4020] task_work_run+0x130/0x1e4 [ 38.826353][ T4020] do_exit+0x670/0x20bc [ 38.827203][ T4020] do_group_exit+0x110/0x268 [ 38.828121][ T4020] __wake_up_parent+0x0/0x60 [ 38.829057][ T4020] invoke_syscall+0x98/0x2b8 [ 38.829961][ T4020] el0_svc_common+0x138/0x258 [ 38.830890][ T4020] do_el0_svc+0x58/0x14c [ 38.831784][ T4020] el0_svc+0x7c/0x1f0 [ 38.832557][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 38.833637][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 38.834541][ T4020] irq event stamp: 144358 [ 38.835462][ T4020] hardirqs last enabled at (144357): [] lock_page_memcg+0x11c/0x244 [ 38.837348][ T4020] hardirqs last disabled at (144358): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 38.839354][ T4020] softirqs last enabled at (141800): [] local_bh_enable+0x10/0x34 [ 38.841332][ T4020] softirqs last disabled at (141798): [] local_bh_disable+0x10/0x34 [ 38.843239][ T4020] ---[ end trace 85ae6b689965bc0f ]--- [ 38.844901][ T4020] ------------[ cut here ]------------ [ 38.846053][ T4020] WARNING: CPU: 0 PID: 4020 at include/linux/backing-dev.h:288 __test_set_page_writeback+0xa58/0xc70 [ 38.848317][ T4020] Modules linked in: [ 38.849047][ T4020] CPU: 0 PID: 4020 Comm: syz-executor127 Tainted: G W 5.15.169-syzkaller #0 [ 38.850920][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIO