Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts. executing program [ 43.363108][ T4024] loop0: detected capacity change from 0 to 32768 [ 43.461700][ T4024] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.464354][ T4024] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.473402][ T4024] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.478548][ T3321] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.481307][ T3321] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.515780][ T3321] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 43.519195][ T3321] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.521168][ T4024] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.598690][ T4024] gfs2: fsid=syz:syz.0: found 1 quota changes [ 43.615160][ T4024] ------------[ cut here ]------------ [ 43.616997][ T4024] WARNING: CPU: 1 PID: 4024 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 43.620043][ T4024] Modules linked in: [ 43.621297][ T4024] CPU: 1 PID: 4024 Comm: syz-executor303 Not tainted 5.15.185-syzkaller #0 [ 43.623720][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.626501][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.628738][ T4024] pc : __set_page_dirty+0x938/0xc74 [ 43.630335][ T4024] lr : __set_page_dirty+0x938/0xc74 [ 43.631879][ T4024] sp : ffff80001f037460 [ 43.633241][ T4024] x29: ffff80001f037470 x28: ffff0000c2458000 x27: 0000000000000000 [ 43.635699][ T4024] x26: dfff800000000000 x25: 1fffe00018092b51 x24: 0000000000000000 [ 43.638066][ T4024] x23: ffff0000c0495a88 x22: 0000000000000000 x21: 0000000000000001 [ 43.640505][ T4024] x20: ffff0000d6f857c0 x19: fffffc000351a480 x18: 1fffe0003422158e [ 43.642809][ T4024] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 43.645104][ T4024] x14: ffff0000d3fd2540 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.647408][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 43.649830][ T4024] x8 : ffff0000d3fd1b40 x7 : ffff80000869d2b0 x6 : 0000000000000000 [ 43.652061][ T4024] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000899ce68 [ 43.654314][ T4024] x2 : ffff0000cb878060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.656558][ T4024] Call trace: [ 43.657513][ T4024] __set_page_dirty+0x938/0xc74 [ 43.658919][ T4024] mark_buffer_dirty+0x27c/0x52c [ 43.660303][ T4024] gfs2_unpin+0x12c/0xc28 [ 43.661656][ T4024] buf_lo_after_commit+0x140/0x188 [ 43.663213][ T4024] gfs2_log_flush+0x13cc/0x2078 [ 43.664577][ T4024] do_sync+0x844/0xa4c [ 43.665752][ T4024] gfs2_quota_sync+0x2e8/0x548 [ 43.667051][ T4024] gfs2_sync_fs+0x4c/0xc4 [ 43.668351][ T4024] sync_filesystem+0xe8/0x218 [ 43.669591][ T4024] generic_shutdown_super+0x70/0x2f0 [ 43.671232][ T4024] kill_block_super+0x70/0xdc [ 43.672613][ T4024] gfs2_kill_sb+0xc0/0xd4 [ 43.673970][ T4024] deactivate_locked_super+0xb8/0x13c [ 43.675649][ T4024] deactivate_super+0xf8/0x118 [ 43.677151][ T4024] cleanup_mnt+0x3a4/0x458 [ 43.678634][ T4024] __cleanup_mnt+0x20/0x30 [ 43.679953][ T4024] task_work_run+0x12c/0x1e0 [ 43.681520][ T4024] do_exit+0x67c/0x1f58 [ 43.682877][ T4024] do_group_exit+0x100/0x268 [ 43.684153][ T4024] __wake_up_parent+0x0/0x60 [ 43.685537][ T4024] invoke_syscall+0x98/0x2b8 [ 43.686892][ T4024] el0_svc_common+0x138/0x258 [ 43.688257][ T4024] do_el0_svc+0x58/0x14c [ 43.689461][ T4024] el0_svc+0x78/0x1e0 [ 43.690677][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 43.692259][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 43.693614][ T4024] irq event stamp: 133230 [ 43.694955][ T4024] hardirqs last enabled at (133229): [] lock_page_memcg+0x110/0x234 [ 43.697725][ T4024] hardirqs last disabled at (133230): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.700779][ T4024] softirqs last enabled at (132802): [] handle_softirqs+0xa4c/0xbf0 [ 43.703790][ T4024] softirqs last disabled at (132617): [] __irq_exit_rcu+0x240/0x440 [ 43.706555][ T4024] ---[ end trace ef56b942bc85d810 ]--- [ 43.710118][ T136] ------------[ cut here ]------------ [ 43.711822][ T136] WARNING: CPU: 0 PID: 136 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 43.715034][ T136] Modules linked in: [ 43.716172][ T136] CPU: 0 PID: 136 Comm: kworker/u4:1 Tainted: G W 5.15.185-syzkaller #0 [ 43.718714][ T136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.721740][ T136] Workqueue: writeback wb_workfn (flush-7:0) [ 43.723634][ T136] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.726025][ T136] pc : __test_set_page_writeback+0xa34/0xc34 [ 43.727669][ T136] lr : __test_set_page_writeback+0xa34/0xc34 [ 43.729574][ T136] sp : ffff80001b956cc0 [ 43.730708][ T136] x29: ffff80001b956da0 x28: 0000000000000000 x27: 0000000000000000 [ 43.733064][ T136] x26: ffff0000c04958e0 x25: dfff800000000000 x24: 0000000000000000 [ 43.735552][ T136] x23: ffff0000d6f86250 x22: fffffc00033d7f88 x21: ffff80001b956d20 [ 43.738037][ T136] x20: 1fffff800067aff1 x19: fffffc00033d7f80 x18: 0000000000000000 [ 43.739957][ T136] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 43.741927][ T136] x14: ffff0000c247dbc0 x13: ffff0000c247dc38 x12: 0000000000ff0100 [ 43.743963][ T136] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 43.746228][ T136] x8 : ffff0000c247d1c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.748487][ T136] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000086a0194 [ 43.750765][ T136] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.753111][ T136] Call trace: [ 43.754125][ T136] __test_set_page_writeback+0xa34/0xc34 [ 43.755707][ T136] gfs2_aspace_writepage+0x548/0x710 [ 43.757290][ T136] __writepage+0x70/0x120 [ 43.758652][ T136] write_cache_pages+0x7c8/0xde4 [ 43.760249][ T136] do_writepages+0x3cc/0x578 [ 43.761799][ T136] filemap_fdatawrite_wbc+0x1d4/0x234 [ 43.763335][ T136] filemap_fdatawrite+0xb0/0xf4 [ 43.764802][ T136] gfs2_write_inode+0x2ec/0x3f4 [ 43.766291][ T136] __writeback_single_inode+0x560/0x11f0 [ 43.767973][ T136] writeback_sb_inodes+0x7fc/0x1378 [ 43.769462][ T136] wb_writeback+0x3d8/0xe44 [ 43.770796][ T136] wb_workfn+0x350/0xdd8 [ 43.772026][ T136] process_one_work+0x79c/0x1140 [ 43.773423][ T136] worker_thread+0x8f4/0x101c [ 43.774954][ T136] kthread+0x374/0x454 [ 43.776170][ T136] ret_from_fork+0x10/0x20 [ 43.777552][ T136] irq event stamp: 40644 [ 43.778706][ T136] hardirqs last enabled at (40643): [] lock_page_memcg+0x110/0x234 [ 43.781382][ T136] hardirqs last disabled at (40644): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.784395][ T136] softirqs last enabled at (40392): [] handle_softirqs+0xa4c/0xbf0 [ 43.787197][ T136] softirqs last disabled at (40229): [] __irq_exit_rcu+0x240/0x440 [ 43.789988][ T136] ---[ end trace ef56b942bc85d811 ]--- [ 43.793804][ C0] ------------[ cut here ]------------ [ 43.795634][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 43.798643][ C0] Modules linked in: [ 43.799820][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.185-syzkaller #0 [ 43.802429][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.805228][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.807486][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 43.809157][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 43.810908][ C0] sp : ffff80001b3179a0 [ 43.812133][ C0] x29: ffff80001b3179b0 x28: ffff0000cb878000 x27: 0000000000000000 [ 43.814390][ C0] x26: dfff800000000000 x25: 05ffc000000020a2 x24: 0000000000000000 [ 43.816769][ C0] x23: ffff0000c04958e0 x22: 0000000000000001 x21: 0000000000000001 [ 43.819094][ C0] x20: ffff0000d6f86250 x19: fffffc00033d7f80 x18: 0000000000000001 [ 43.821403][ C0] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 43.823633][ C0] x14: 00000000ffff8000 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.825850][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 43.828094][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.830404][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 43.832665][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.835046][ C0] Call trace: [ 43.835944][ C0] test_clear_page_writeback+0x8d0/0xacc [ 43.837705][ C0] end_page_writeback+0x174/0x488 [ 43.839172][ C0] end_buffer_async_write+0x340/0x56c [ 43.840654][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 43.842105][ C0] bio_endio+0x744/0x788 [ 43.843358][ C0] blk_update_request+0x7a4/0x1100 [ 43.844873][ C0] blk_mq_end_request+0x54/0x88 [ 43.846317][ C0] lo_complete_rq+0x1ec/0x250 [ 43.847631][ C0] blk_done_softirq+0x11c/0x168 [ 43.849030][ C0] handle_softirqs+0x344/0xbf0 [ 43.850466][ C0] run_ksoftirqd+0x7c/0x2a0 [ 43.851767][ C0] smpboot_thread_fn+0x4b0/0x920 [ 43.853140][ C0] kthread+0x374/0x454 [ 43.854329][ C0] ret_from_fork+0x10/0x20 [ 43.855675][ C0] irq event stamp: 215437 [ 43.856874][ C0] hardirqs last enabled at (215436): [] lock_page_memcg+0x110/0x234 [ 43.859565][ C0] hardirqs last disabled at (215437): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.862329][ C0] softirqs last enabled at (215410): [] handle_softirqs+0xa4c/0xbf0 [ 43.865045][ C0] softirqs last disabled at (215415): [] run_ksoftirqd+0x7c/0x2a0 [ 43.867728][ C0] ---[ end trace ef56b942bc85d812 ]---