Warning: Permanently added '10.128.0.177' (ED25519) to the list of known hosts. executing program [ 43.019564][ T4024] loop0: detected capacity change from 0 to 32768 [ 43.069520][ T4024] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.071796][ T4024] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.096402][ T4024] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.101440][ T25] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.103754][ T25] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.144052][ T25] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 43.146462][ T25] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.148111][ T4024] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.307186][ T4024] ------------[ cut here ]------------ [ 43.308719][ T4024] WARNING: CPU: 1 PID: 4024 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 43.311435][ T4024] Modules linked in: [ 43.312560][ T4024] CPU: 1 PID: 4024 Comm: syz-executor108 Not tainted 5.15.182-syzkaller #0 [ 43.314782][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 43.317518][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.319613][ T4024] pc : __set_page_dirty+0x938/0xc74 [ 43.321075][ T4024] lr : __set_page_dirty+0x938/0xc74 [ 43.322530][ T4024] sp : ffff80001f007760 [ 43.323640][ T4024] x29: ffff80001f007770 x28: ffff0000c1f50000 x27: 0000000000000000 [ 43.325849][ T4024] x26: dfff800000000000 x25: 1fffe000180a99d9 x24: 0000000000000000 [ 43.328028][ T4024] x23: ffff0000c054cec8 x22: 0000000000000000 x21: 0000000000000001 [ 43.330252][ T4024] x20: ffff0000d83e6250 x19: fffffc000369c7c0 x18: 1fffe0003422398e [ 43.332397][ T4024] x17: ffff800016cdf000 x16: ffff8000082bdde4 x15: ffff8000167bf4c0 [ 43.334524][ T4024] x14: ffff0000cd7bdbc0 x13: ffff0000cd7bdc38 x12: 0000000000ff0100 [ 43.336663][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d988 [ 43.338760][ T4024] x8 : ffff0000cd7bd1c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.340965][ T4024] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899cbec [ 43.343083][ T4024] x2 : ffff0000cbd30060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.345246][ T4024] Call trace: [ 43.346118][ T4024] __set_page_dirty+0x938/0xc74 [ 43.347408][ T4024] mark_buffer_dirty+0x27c/0x52c [ 43.348793][ T4024] gfs2_unpin+0x12c/0xc28 [ 43.349950][ T4024] buf_lo_after_commit+0x140/0x188 [ 43.351312][ T4024] gfs2_log_flush+0x13cc/0x2078 [ 43.352643][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 43.353788][ T4024] deactivate_locked_super+0xb8/0x13c [ 43.355197][ T4024] deactivate_super+0xf8/0x118 [ 43.356491][ T4024] cleanup_mnt+0x3a4/0x458 [ 43.357665][ T4024] __cleanup_mnt+0x20/0x30 [ 43.358806][ T4024] task_work_run+0x12c/0x1e0 [ 43.360017][ T4024] do_exit+0x67c/0x1f58 [ 43.361187][ T4024] do_group_exit+0x100/0x268 [ 43.362429][ T4024] __wake_up_parent+0x0/0x60 [ 43.363710][ T4024] invoke_syscall+0x98/0x2b8 [ 43.364993][ T4024] el0_svc_common+0x138/0x258 [ 43.366265][ T4024] do_el0_svc+0x58/0x14c [ 43.367400][ T4024] el0_svc+0x78/0x1e0 [ 43.368476][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 43.369811][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 43.370983][ T4024] irq event stamp: 146660 [ 43.372166][ T4024] hardirqs last enabled at (146659): [] lock_page_memcg+0x110/0x234 [ 43.374780][ T4024] hardirqs last disabled at (146660): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.377578][ T4024] softirqs last enabled at (144714): [] local_bh_enable+0x10/0x34 [ 43.380164][ T4024] softirqs last disabled at (144712): [] local_bh_disable+0x10/0x34 [ 43.382790][ T4024] ---[ end trace 0919c777950b0050 ]--- [ 43.386609][ T4024] ------------[ cut here ]------------ [ 43.388017][ T4024] WARNING: CPU: 1 PID: 4024 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 43.390974][ T4024] Modules linked in: [ 43.391993][ T4024] CPU: 1 PID: 4024 Comm: syz-executor108 Tainted: G W 5.15.182-syzkaller #0 [ 43.394666][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 43.397410][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.399546][ T4024] pc : __test_set_page_writeback+0xa34/0xc34 [ 43.401162][ T4024] lr : __test_set_page_writeback+0xa34/0xc34 [ 43.402793][ T4024] sp : ffff80001f007140 [ 43.403889][ T4024] x29: ffff80001f007220 x28: 0000000000000000 x27: 0000000000000000 [ 43.406045][ T4024] x26: ffff0000c054cd20 x25: dfff800000000000 x24: 0000000000000000 [ 43.408196][ T4024] x23: ffff0000d83e6250 x22: fffffc000369c7c8 x21: ffff80001f0071a0 [ 43.410283][ T4024] x20: 1fffff80006d38f9 x19: fffffc000369c7c0 x18: 0000000000000000 [ 43.412505][ T4024] x17: 0000000000000000 x16: ffff8000082bdde4 x15: 0000000000000406 [ 43.414704][ T4024] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 43.416871][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a04fc [ 43.418989][ T4024] x8 : ffff0000cd7bd1c0 x7 : ffff80000869feb0 x6 : 0000000000000000 [ 43.421269][ T4024] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff78 [ 43.423408][ T4024] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.425595][ T4024] Call trace: [ 43.426507][ T4024] __test_set_page_writeback+0xa34/0xc34 [ 43.427968][ T4024] gfs2_aspace_writepage+0x548/0x710 [ 43.429369][ T4024] __writepage+0x70/0x120 [ 43.430540][ T4024] write_cache_pages+0x7c8/0xde4 [ 43.431863][ T4024] generic_writepages+0xf4/0x160 [ 43.433153][ T4024] gfs2_ail1_flush+0x884/0xeac [ 43.434434][ T4024] empty_ail1_list+0x100/0x1d4 [ 43.435731][ T4024] gfs2_log_flush+0x16c0/0x2078 [ 43.437028][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 43.438191][ T4024] deactivate_locked_super+0xb8/0x13c [ 43.439604][ T4024] deactivate_super+0xf8/0x118 [ 43.440882][ T4024] cleanup_mnt+0x3a4/0x458 [ 43.442094][ T4024] __cleanup_mnt+0x20/0x30 [ 43.443259][ T4024] task_work_run+0x12c/0x1e0 [ 43.444493][ T4024] do_exit+0x67c/0x1f58 [ 43.445574][ T4024] do_group_exit+0x100/0x268 [ 43.446753][ T4024] __wake_up_parent+0x0/0x60 [ 43.447999][ T4024] invoke_syscall+0x98/0x2b8 [ 43.449161][ T4024] el0_svc_common+0x138/0x258 [ 43.450404][ T4024] do_el0_svc+0x58/0x14c [ 43.451540][ T4024] el0_svc+0x78/0x1e0 [ 43.452572][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 43.453924][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 43.455157][ T4024] irq event stamp: 146770 [ 43.456260][ T4024] hardirqs last enabled at (146769): [] lock_page_memcg+0x110/0x234 [ 43.458825][ T4024] hardirqs last disabled at (146770): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.461474][ T4024] softirqs last enabled at (146738): [] handle_softirqs+0xa4c/0xbf0 [ 43.464048][ T4024] softirqs last disabled at (146663): [] __irq_exit_rcu+0x240/0x440 [ 43.466605][ T4024] ---[ end trace 0919c777950b0051 ]--- [ 43.470881][ C0] ------------[ cut here ]------------ [ 43.472525][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 43.475387][ C0] Modules linked in: [ 43.476474][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.182-syzkaller #0 [ 43.479063][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 43.481873][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.484010][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 43.485615][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 43.487200][ C0] sp : ffff80001b3079a0 [ 43.488309][ C0] x29: ffff80001b3079b0 x28: ffff0000cbd30000 x27: fffffc000369c708 [ 43.490514][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 43.492701][ C0] x23: ffff0000c054cd20 x22: 0000000000000001 x21: 0000000000000001 [ 43.494883][ C0] x20: ffff0000d83e6250 x19: fffffc000369c7c0 x18: 0000000000000001 [ 43.497106][ C0] x17: 0000000000000000 x16: ffff8000082bdde4 x15: 0000000000000002 [ 43.499361][ C0] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 43.501632][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8cc [ 43.503817][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.505971][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 43.508128][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.510267][ C0] Call trace: [ 43.511150][ C0] test_clear_page_writeback+0x8d0/0xacc [ 43.512723][ C0] end_page_writeback+0x174/0x488 [ 43.514190][ C0] end_buffer_async_write+0x340/0x56c [ 43.515695][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 43.517012][ C0] bio_endio+0x744/0x788 [ 43.518260][ C0] blk_update_request+0x7a4/0x1100 [ 43.519749][ C0] blk_mq_end_request+0x54/0x88 [ 43.521102][ C0] lo_complete_rq+0x1ec/0x250 [ 43.522351][ C0] blk_done_softirq+0x11c/0x168 [ 43.523654][ C0] handle_softirqs+0x344/0xbf0 [ 43.524931][ C0] run_ksoftirqd+0x7c/0x2a0 [ 43.526156][ C0] smpboot_thread_fn+0x4b0/0x920 [ 43.527495][ C0] kthread+0x374/0x454 [ 43.528600][ C0] ret_from_fork+0x10/0x20 [ 43.529800][ C0] irq event stamp: 221255 [ 43.530930][ C0] hardirqs last enabled at (221254): [] lock_page_memcg+0x110/0x234 [ 43.533492][ C0] hardirqs last disabled at (221255): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.536206][ C0] softirqs last enabled at (221244): [] handle_softirqs+0xa4c/0xbf0 [ 43.538866][ C0] softirqs last disabled at (221249): [] run_ksoftirqd+0x7c/0x2a0 [ 43.541423][ C0] ---[ end trace 0919c777950b0052 ]---