Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts. executing program [ 43.158196][ T4022] loop0: detected capacity change from 0 to 32768 [ 43.227647][ T4022] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.229999][ T4022] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.255110][ T4022] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.259584][ T1960] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.261600][ T1960] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.307684][ T1960] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 43.310298][ T1960] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.312149][ T4022] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.447209][ T4022] ------------[ cut here ]------------ [ 43.448869][ T4022] WARNING: CPU: 0 PID: 4022 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 43.451707][ T4022] Modules linked in: [ 43.452781][ T4022] CPU: 0 PID: 4022 Comm: syz-executor921 Not tainted 5.15.185-syzkaller #0 [ 43.455147][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.457831][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.460028][ T4022] pc : __set_page_dirty+0x938/0xc74 [ 43.461501][ T4022] lr : __set_page_dirty+0x938/0xc74 [ 43.462980][ T4022] sp : ffff80001f067760 [ 43.464182][ T4022] x29: ffff80001f067770 x28: ffff0000c0f00000 x27: 0000000000000000 [ 43.466491][ T4022] x26: dfff800000000000 x25: 1fffe000180b19d9 x24: 0000000000000000 [ 43.468676][ T4022] x23: ffff0000c058cec8 x22: 0000000000000000 x21: 0000000000000001 [ 43.470939][ T4022] x20: ffff0000c1998d30 x19: fffffc0003491800 x18: 1fffe0003421d38e [ 43.473143][ T4022] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 43.475416][ T4022] x14: ffff0000dac7a540 x13: ffff0000dac7a5b8 x12: 0000000000ff0100 [ 43.477614][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 43.479902][ T4022] x8 : ffff0000dac79b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.482087][ T4022] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899ce68 [ 43.484364][ T4022] x2 : ffff0000cc130060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.486708][ T4022] Call trace: [ 43.487617][ T4022] __set_page_dirty+0x938/0xc74 [ 43.488919][ T4022] mark_buffer_dirty+0x27c/0x52c [ 43.490232][ T4022] gfs2_unpin+0x12c/0xc28 [ 43.491388][ T4022] buf_lo_after_commit+0x140/0x188 [ 43.492726][ T4022] gfs2_log_flush+0x13cc/0x2078 [ 43.494039][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 43.495232][ T4022] deactivate_locked_super+0xb8/0x13c [ 43.496691][ T4022] deactivate_super+0xf8/0x118 [ 43.498032][ T4022] cleanup_mnt+0x3a4/0x458 [ 43.499258][ T4022] __cleanup_mnt+0x20/0x30 [ 43.500458][ T4022] task_work_run+0x12c/0x1e0 [ 43.501711][ T4022] do_exit+0x67c/0x1f58 [ 43.502846][ T4022] do_group_exit+0x100/0x268 [ 43.504115][ T4022] __wake_up_parent+0x0/0x60 [ 43.505420][ T4022] invoke_syscall+0x98/0x2b8 [ 43.506675][ T4022] el0_svc_common+0x138/0x258 [ 43.507977][ T4022] do_el0_svc+0x58/0x14c [ 43.509186][ T4022] el0_svc+0x78/0x1e0 [ 43.510306][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 43.511695][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 43.512912][ T4022] irq event stamp: 146990 [ 43.514094][ T4022] hardirqs last enabled at (146989): [] lock_page_memcg+0x110/0x234 [ 43.516703][ T4022] hardirqs last disabled at (146990): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.519685][ T4022] softirqs last enabled at (146984): [] handle_softirqs+0xa4c/0xbf0 [ 43.522338][ T4022] softirqs last disabled at (146977): [] __irq_exit_rcu+0x240/0x440 [ 43.524926][ T4022] ---[ end trace 0e4b2d8972665d67 ]--- [ 43.528111][ T4022] ------------[ cut here ]------------ [ 43.529707][ T4022] WARNING: CPU: 1 PID: 4022 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 43.532724][ T4022] Modules linked in: [ 43.533868][ T4022] CPU: 1 PID: 4022 Comm: syz-executor921 Tainted: G W 5.15.185-syzkaller #0 [ 43.536649][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.539481][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.541676][ T4022] pc : __test_set_page_writeback+0xa34/0xc34 [ 43.543402][ T4022] lr : __test_set_page_writeback+0xa34/0xc34 [ 43.545032][ T4022] sp : ffff80001f067140 [ 43.546206][ T4022] x29: ffff80001f067220 x28: 0000000000000000 x27: 0000000000000000 [ 43.549282][ T4022] x26: ffff0000c058cd20 x25: dfff800000000000 x24: 0000000000000000 [ 43.552592][ T4022] x23: ffff0000c1998d30 x22: fffffc0003491808 x21: ffff80001f0671a0 [ 43.554911][ T4022] x20: 1fffff8000692301 x19: fffffc0003491800 x18: 0000000000000000 [ 43.557139][ T4022] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000406 [ 43.559432][ T4022] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.561600][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 43.563901][ T4022] x8 : ffff0000dac79b40 x7 : ffff8000086a00cc x6 : 0000000000000000 [ 43.566265][ T4022] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086a0194 [ 43.568495][ T4022] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.570726][ T4022] Call trace: [ 43.571598][ T4022] __test_set_page_writeback+0xa34/0xc34 [ 43.573095][ T4022] gfs2_aspace_writepage+0x548/0x710 [ 43.574674][ T4022] __writepage+0x70/0x120 [ 43.575898][ T4022] write_cache_pages+0x7c8/0xde4 [ 43.577300][ T4022] generic_writepages+0xf4/0x160 [ 43.578722][ T4022] gfs2_ail1_flush+0x884/0xeac [ 43.580080][ T4022] empty_ail1_list+0x100/0x1d4 [ 43.581382][ T4022] gfs2_log_flush+0x16c0/0x2078 [ 43.582785][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 43.583945][ T4022] deactivate_locked_super+0xb8/0x13c [ 43.585402][ T4022] deactivate_super+0xf8/0x118 [ 43.586726][ T4022] cleanup_mnt+0x3a4/0x458 [ 43.587956][ T4022] __cleanup_mnt+0x20/0x30 [ 43.589174][ T4022] task_work_run+0x12c/0x1e0 [ 43.590442][ T4022] do_exit+0x67c/0x1f58 [ 43.591623][ T4022] do_group_exit+0x100/0x268 [ 43.592883][ T4022] __wake_up_parent+0x0/0x60 [ 43.594205][ T4022] invoke_syscall+0x98/0x2b8 [ 43.595516][ T4022] el0_svc_common+0x138/0x258 [ 43.596809][ T4022] do_el0_svc+0x58/0x14c [ 43.598020][ T4022] el0_svc+0x78/0x1e0 [ 43.599151][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 43.600533][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 43.601784][ T4022] irq event stamp: 147034 [ 43.602971][ T4022] hardirqs last enabled at (147033): [] lock_page_memcg+0x110/0x234 [ 43.605628][ T4022] hardirqs last disabled at (147034): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.608441][ T4022] softirqs last enabled at (147012): [] handle_softirqs+0xa4c/0xbf0 [ 43.611032][ T4022] softirqs last disabled at (146993): [] __irq_exit_rcu+0x240/0x440 [ 43.613538][ T4022] ---[ end trace 0e4b2d8972665d68 ]--- [ 43.616724][ C1] ------------[ cut here ]------------ [ 43.618404][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 43.621309][ C1] Modules linked in: [ 43.622360][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.185-syzkaller #0 [ 43.624832][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.627693][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.629774][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 43.631496][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 43.633213][ C1] sp : ffff80001b3879a0 [ 43.634337][ C1] x29: ffff80001b3879b0 x28: ffff0000cc130000 x27: fffffc00034938c8 [ 43.636505][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 43.638759][ C1] x23: ffff0000c058cd20 x22: 0000000000000001 x21: 0000000000000001 [ 43.640998][ C1] x20: ffff0000c1998d30 x19: fffffc0003491800 x18: 0000000000000001 [ 43.643260][ C1] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 43.645512][ C1] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.647684][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 43.649994][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.652282][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 43.654482][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.656756][ C1] Call trace: [ 43.657688][ C1] test_clear_page_writeback+0x8d0/0xacc [ 43.659223][ C1] end_page_writeback+0x174/0x488 [ 43.660631][ C1] end_buffer_async_write+0x340/0x56c [ 43.662203][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 43.663571][ C1] bio_endio+0x744/0x788 [ 43.664777][ C1] blk_update_request+0x7a4/0x1100 [ 43.666175][ C1] blk_mq_end_request+0x54/0x88 [ 43.667565][ C1] lo_complete_rq+0x1ec/0x250 [ 43.668828][ C1] blk_done_softirq+0x11c/0x168 [ 43.670132][ C1] handle_softirqs+0x344/0xbf0 [ 43.671483][ C1] run_ksoftirqd+0x7c/0x2a0 [ 43.672695][ C1] smpboot_thread_fn+0x4b0/0x920 [ 43.674029][ C1] kthread+0x374/0x454 [ 43.675226][ C1] ret_from_fork+0x10/0x20 [ 43.676403][ C1] irq event stamp: 157891 [ 43.677614][ C1] hardirqs last enabled at (157890): [] lock_page_memcg+0x110/0x234 [ 43.680242][ C1] hardirqs last disabled at (157891): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.683035][ C1] softirqs last enabled at (157880): [] handle_softirqs+0xa4c/0xbf0 [ 43.685755][ C1] softirqs last disabled at (157885): [] run_ksoftirqd+0x7c/0x2a0 [ 43.688326][ C1] ---[ end trace 0e4b2d8972665d69 ]---