Warning: Permanently added '10.128.10.7' (ED25519) to the list of known hosts. executing program [ 39.956050][ T4022] loop0: detected capacity change from 0 to 32768 [ 40.065755][ T4022] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 40.068269][ T4022] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 40.090720][ T4022] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 40.095508][ T3605] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 40.097588][ T3605] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 40.130413][ T3605] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 40.133876][ T3605] gfs2: fsid=syz:syz.0: jid=0: Done [ 40.135635][ T4022] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 40.296053][ T4022] ------------[ cut here ]------------ [ 40.297653][ T4022] WARNING: CPU: 1 PID: 4022 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 40.300494][ T4022] Modules linked in: [ 40.301546][ T4022] CPU: 1 PID: 4022 Comm: syz-executor369 Not tainted 5.15.185-syzkaller #0 [ 40.303912][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.306673][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.308848][ T4022] pc : __set_page_dirty+0x938/0xc74 [ 40.310356][ T4022] lr : __set_page_dirty+0x938/0xc74 [ 40.311753][ T4022] sp : ffff80001bb17760 [ 40.312894][ T4022] x29: ffff80001bb17770 x28: ffff0000d620c000 x27: 0000000000000000 [ 40.315081][ T4022] x26: dfff800000000000 x25: 1fffe000180b19d9 x24: 0000000000000000 [ 40.317353][ T4022] x23: ffff0000c058cec8 x22: 0000000000000000 x21: 0000000000000001 [ 40.319578][ T4022] x20: ffff0000c146c2a0 x19: fffffc000358b580 x18: 0000000000000002 [ 40.321843][ T4022] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 40.324293][ T4022] x14: ffff0000ddbf0a00 x13: dfff800000000000 x12: 0000000000ff0100 [ 40.326528][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 40.328803][ T4022] x8 : ffff0000ddbf0000 x7 : 0000000000000000 x6 : 0000000000000000 [ 40.331092][ T4022] x5 : ffff800016e2eca0 x4 : 0000000000000008 x3 : ffff80000899ce68 [ 40.333338][ T4022] x2 : ffff0000cbeee060 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.335547][ T4022] Call trace: [ 40.336471][ T4022] __set_page_dirty+0x938/0xc74 [ 40.337826][ T4022] mark_buffer_dirty+0x27c/0x52c [ 40.339236][ T4022] gfs2_unpin+0x12c/0xc28 [ 40.340497][ T4022] buf_lo_after_commit+0x140/0x188 [ 40.341878][ T4022] gfs2_log_flush+0x13cc/0x2078 [ 40.343205][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 40.344461][ T4022] deactivate_locked_super+0xb8/0x13c [ 40.345981][ T4022] deactivate_super+0xf8/0x118 [ 40.347315][ T4022] cleanup_mnt+0x3a4/0x458 [ 40.348542][ T4022] __cleanup_mnt+0x20/0x30 [ 40.349776][ T4022] task_work_run+0x12c/0x1e0 [ 40.351032][ T4022] do_exit+0x67c/0x1f58 [ 40.352168][ T4022] do_group_exit+0x100/0x268 [ 40.353467][ T4022] __wake_up_parent+0x0/0x60 [ 40.354746][ T4022] invoke_syscall+0x98/0x2b8 [ 40.356047][ T4022] el0_svc_common+0x138/0x258 [ 40.357313][ T4022] do_el0_svc+0x58/0x14c [ 40.358513][ T4022] el0_svc+0x78/0x1e0 [ 40.359591][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 40.361013][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 40.362246][ T4022] irq event stamp: 145676 [ 40.363422][ T4022] hardirqs last enabled at (145675): [] lock_page_memcg+0x110/0x234 [ 40.366151][ T4022] hardirqs last disabled at (145676): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 40.368979][ T4022] softirqs last enabled at (145218): [] handle_softirqs+0xa4c/0xbf0 [ 40.371668][ T4022] softirqs last disabled at (145209): [] __irq_exit_rcu+0x240/0x440 [ 40.374378][ T4022] ---[ end trace c010883b3cc51985 ]--- [ 40.377835][ T4022] ------------[ cut here ]------------ [ 40.379450][ T4022] WARNING: CPU: 0 PID: 4022 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 40.382368][ T4022] Modules linked in: [ 40.383424][ T4022] CPU: 0 PID: 4022 Comm: syz-executor369 Tainted: G W 5.15.185-syzkaller #0 [ 40.386242][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.389047][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.391249][ T4022] pc : __test_set_page_writeback+0xa34/0xc34 [ 40.392887][ T4022] lr : __test_set_page_writeback+0xa34/0xc34 [ 40.394526][ T4022] sp : ffff80001bb17140 [ 40.395760][ T4022] x29: ffff80001bb17220 x28: 0000000000000000 x27: 0000000000000000 [ 40.398077][ T4022] x26: ffff0000c058cd20 x25: dfff800000000000 x24: 0000000000000000 [ 40.400323][ T4022] x23: ffff0000c146c2a0 x22: fffffc000358b588 x21: ffff80001bb171a0 [ 40.402540][ T4022] x20: 1fffff80006b16b1 x19: fffffc000358b580 x18: 0000000000000000 [ 40.404769][ T4022] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000406 [ 40.407070][ T4022] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 40.409262][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 40.411389][ T4022] x8 : ffff0000ddbf0000 x7 : ffff8000086a00cc x6 : 0000000000000000 [ 40.413580][ T4022] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086a0194 [ 40.415818][ T4022] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.418000][ T4022] Call trace: [ 40.418895][ T4022] __test_set_page_writeback+0xa34/0xc34 [ 40.420437][ T4022] gfs2_aspace_writepage+0x548/0x710 [ 40.421861][ T4022] __writepage+0x70/0x120 [ 40.423055][ T4022] write_cache_pages+0x7c8/0xde4 [ 40.424475][ T4022] generic_writepages+0xf4/0x160 [ 40.425844][ T4022] gfs2_ail1_flush+0x884/0xeac [ 40.427157][ T4022] empty_ail1_list+0x100/0x1d4 [ 40.428460][ T4022] gfs2_log_flush+0x16c0/0x2078 [ 40.429822][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 40.431024][ T4022] deactivate_locked_super+0xb8/0x13c [ 40.432572][ T4022] deactivate_super+0xf8/0x118 [ 40.433884][ T4022] cleanup_mnt+0x3a4/0x458 [ 40.435155][ T4022] __cleanup_mnt+0x20/0x30 [ 40.436347][ T4022] task_work_run+0x12c/0x1e0 [ 40.437624][ T4022] do_exit+0x67c/0x1f58 [ 40.438744][ T4022] do_group_exit+0x100/0x268 [ 40.439978][ T4022] __wake_up_parent+0x0/0x60 [ 40.441265][ T4022] invoke_syscall+0x98/0x2b8 [ 40.442558][ T4022] el0_svc_common+0x138/0x258 [ 40.443831][ T4022] do_el0_svc+0x58/0x14c [ 40.445002][ T4022] el0_svc+0x78/0x1e0 [ 40.446127][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 40.447506][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 40.448727][ T4022] irq event stamp: 145724 [ 40.449975][ T4022] hardirqs last enabled at (145723): [] lock_page_memcg+0x110/0x234 [ 40.452801][ T4022] hardirqs last disabled at (145724): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 40.455916][ T4022] softirqs last enabled at (145712): [] handle_softirqs+0xa4c/0xbf0 [ 40.458558][ T4022] softirqs last disabled at (145679): [] __irq_exit_rcu+0x240/0x440 [ 40.461210][ T4022] ---[ end trace c010883b3cc51986 ]--- [ 40.463765][ C0] ------------[ cut here ]------------ [ 40.465383][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 40.468260][ C0] Modules linked in: [ 40.469271][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.185-syzkaller #0 [ 40.471989][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.474796][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.477012][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 40.478701][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 40.480376][ C0] sp : ffff80001b3179a0 [ 40.481523][ C0] x29: ffff80001b3179b0 x28: ffff0000cbeee000 x27: fffffc0003544048 [ 40.483764][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 40.486025][ C0] x23: ffff0000c058cd20 x22: 0000000000000001 x21: 0000000000000001 [ 40.488317][ C0] x20: ffff0000c146c2a0 x19: fffffc000358b580 x18: 0000000000000001 [ 40.490520][ C0] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 40.492783][ C0] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 40.495104][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 40.497363][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 40.499610][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 40.501968][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.504219][ C0] Call trace: [ 40.505155][ C0] test_clear_page_writeback+0x8d0/0xacc [ 40.506706][ C0] end_page_writeback+0x174/0x488 [ 40.508155][ C0] end_buffer_async_write+0x340/0x56c [ 40.509674][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 40.511064][ C0] bio_endio+0x744/0x788 [ 40.512228][ C0] blk_update_request+0x7a4/0x1100 [ 40.513695][ C0] blk_mq_end_request+0x54/0x88 [ 40.515059][ C0] lo_complete_rq+0x1ec/0x250 [ 40.516407][ C0] blk_done_softirq+0x11c/0x168 [ 40.517706][ C0] handle_softirqs+0x344/0xbf0 [ 40.519038][ C0] run_ksoftirqd+0x7c/0x2a0 [ 40.520444][ C0] smpboot_thread_fn+0x4b0/0x920 [ 40.521827][ C0] kthread+0x374/0x454 [ 40.522913][ C0] ret_from_fork+0x10/0x20 [ 40.524160][ C0] irq event stamp: 224787 [ 40.525348][ C0] hardirqs last enabled at (224786): [] lock_page_memcg+0x110/0x234 [ 40.528078][ C0] hardirqs last disabled at (224787): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 40.530960][ C0] softirqs last enabled at (224776): [] handle_softirqs+0xa4c/0xbf0 [ 40.533581][ C0] softirqs last disabled at (224781): [] run_ksoftirqd+0x7c/0x2a0 [ 40.536336][ C0] ---[ end trace c010883b3cc51987 ]---