Warning: Permanently added '10.128.0.156' (ED25519) to the list of known hosts. executing program [ 41.494440][ T4023] loop0: detected capacity change from 0 to 32768 [ 41.625770][ T4023] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 41.628076][ T4023] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 41.636147][ T4023] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 41.640442][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 41.642346][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 41.692346][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 41.695019][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 41.696689][ T4023] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 41.770961][ T4023] gfs2: fsid=syz:syz.0: found 1 quota changes [ 41.786156][ T4023] ------------[ cut here ]------------ [ 41.787729][ T4023] WARNING: CPU: 1 PID: 4023 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 41.790409][ T4023] Modules linked in: [ 41.791441][ T4023] CPU: 1 PID: 4023 Comm: syz-executor308 Not tainted 5.15.182-syzkaller #0 [ 41.793774][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 41.796552][ T4023] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.798717][ T4023] pc : __set_page_dirty+0x938/0xc74 [ 41.800147][ T4023] lr : __set_page_dirty+0x938/0xc74 [ 41.801591][ T4023] sp : ffff80001cfd7460 [ 41.802790][ T4023] x29: ffff80001cfd7470 x28: ffff0000c2b34000 x27: 0000000000000000 [ 41.804996][ T4023] x26: dfff800000000000 x25: 1fffe00018092b51 x24: 0000000000000000 [ 41.807186][ T4023] x23: ffff0000c0495a88 x22: 0000000000000000 x21: 0000000000000001 [ 41.809411][ T4023] x20: ffff0000d638d278 x19: fffffc0003176d80 x18: 0000000000000000 [ 41.811632][ T4023] x17: ffff800016cdf000 x16: ffff8000082bdde4 x15: ffff8000167bf4c0 [ 41.813836][ T4023] x14: ffff0000da21a540 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 41.816046][ T4023] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d988 [ 41.818293][ T4023] x8 : ffff0000da219b40 x7 : ffff80000869d094 x6 : 0000000000000000 [ 41.820508][ T4023] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000899cbec [ 41.822716][ T4023] x2 : ffff0000cc0b6060 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.824908][ T4023] Call trace: [ 41.825813][ T4023] __set_page_dirty+0x938/0xc74 [ 41.827152][ T4023] mark_buffer_dirty+0x27c/0x52c [ 41.828531][ T4023] gfs2_unpin+0x12c/0xc28 [ 41.829716][ T4023] buf_lo_after_commit+0x140/0x188 [ 41.831125][ T4023] gfs2_log_flush+0x13cc/0x2078 [ 41.832473][ T4023] do_sync+0x844/0xa4c [ 41.833586][ T4023] gfs2_quota_sync+0x2e8/0x548 [ 41.834934][ T4023] gfs2_sync_fs+0x4c/0xc4 [ 41.836179][ T4023] sync_filesystem+0xe8/0x218 [ 41.837457][ T4023] generic_shutdown_super+0x70/0x2f0 [ 41.838980][ T4023] kill_block_super+0x70/0xdc [ 41.840267][ T4023] gfs2_kill_sb+0xc0/0xd4 [ 41.841434][ T4023] deactivate_locked_super+0xb8/0x13c [ 41.842912][ T4023] deactivate_super+0xf8/0x118 [ 41.844217][ T4023] cleanup_mnt+0x3a4/0x458 [ 41.845434][ T4023] __cleanup_mnt+0x20/0x30 [ 41.846644][ T4023] task_work_run+0x12c/0x1e0 [ 41.847903][ T4023] do_exit+0x67c/0x1f58 [ 41.849030][ T4023] do_group_exit+0x100/0x268 [ 41.850288][ T4023] __wake_up_parent+0x0/0x60 [ 41.851563][ T4023] invoke_syscall+0x98/0x2b8 [ 41.852819][ T4023] el0_svc_common+0x138/0x258 [ 41.854105][ T4023] do_el0_svc+0x58/0x14c [ 41.855263][ T4023] el0_svc+0x78/0x1e0 [ 41.856355][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 41.857742][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 41.858992][ T4023] irq event stamp: 133686 [ 41.860173][ T4023] hardirqs last enabled at (133685): [] lock_page_memcg+0x110/0x234 [ 41.862838][ T4023] hardirqs last disabled at (133686): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 41.865657][ T4023] softirqs last enabled at (131778): [] local_bh_enable+0x10/0x34 [ 41.868357][ T4023] softirqs last disabled at (131776): [] local_bh_disable+0x10/0x34 [ 41.871015][ T4023] ---[ end trace 2a19d24525469496 ]--- [ 41.875847][ T136] ------------[ cut here ]------------ [ 41.877471][ T136] WARNING: CPU: 0 PID: 136 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 41.880363][ T136] Modules linked in: [ 41.881482][ T136] CPU: 0 PID: 136 Comm: kworker/u4:1 Tainted: G W 5.15.182-syzkaller #0 [ 41.884192][ T136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 41.886999][ T136] Workqueue: writeback wb_workfn (flush-7:0) [ 41.888660][ T136] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.890879][ T136] pc : __test_set_page_writeback+0xa34/0xc34 [ 41.892557][ T136] lr : __test_set_page_writeback+0xa34/0xc34 [ 41.894188][ T136] sp : ffff80001bd76cc0 [ 41.895303][ T136] x29: ffff80001bd76da0 x28: 0000000000000000 x27: 0000000000000000 [ 41.897613][ T136] x26: ffff0000c04958e0 x25: dfff800000000000 x24: 0000000000000000 [ 41.899873][ T136] x23: ffff0000d7f997c0 x22: fffffc0003173908 x21: ffff80001bd76d20 [ 41.902064][ T136] x20: 1fffff800062e721 x19: fffffc0003173900 x18: 0000000000000000 [ 41.904296][ T136] x17: ffff800016cdf000 x16: ffff8000082bdde4 x15: ffff8000167bf4c0 [ 41.906507][ T136] x14: ffff0000c26d5bc0 x13: ffff0000c26d5c38 x12: 0000000000ff0100 [ 41.908710][ T136] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a04fc [ 41.910839][ T136] x8 : ffff0000c26d51c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 41.913039][ T136] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000869ff78 [ 41.915268][ T136] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.917454][ T136] Call trace: [ 41.918342][ T136] __test_set_page_writeback+0xa34/0xc34 [ 41.919924][ T136] gfs2_aspace_writepage+0x548/0x710 [ 41.921368][ T136] __writepage+0x70/0x120 [ 41.922558][ T136] write_cache_pages+0x7c8/0xde4 [ 41.923906][ T136] do_writepages+0x3cc/0x578 [ 41.925147][ T136] filemap_fdatawrite_wbc+0x1d4/0x234 [ 41.926694][ T136] filemap_fdatawrite+0xb0/0xf4 [ 41.928058][ T136] gfs2_write_inode+0x2ec/0x3f4 [ 41.929390][ T136] __writeback_single_inode+0x560/0x11f0 [ 41.930953][ T136] writeback_sb_inodes+0x7fc/0x1378 [ 41.932343][ T136] wb_writeback+0x3d8/0xe44 [ 41.933644][ T136] wb_workfn+0x350/0xdd8 [ 41.934834][ T136] process_one_work+0x79c/0x1140 [ 41.936208][ T136] worker_thread+0x8f4/0x101c [ 41.937456][ T136] kthread+0x374/0x454 [ 41.938581][ T136] ret_from_fork+0x10/0x20 [ 41.939838][ T136] irq event stamp: 701046 [ 41.941017][ T136] hardirqs last enabled at (701045): [] lock_page_memcg+0x110/0x234 [ 41.943700][ T136] hardirqs last disabled at (701046): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 41.946574][ T136] softirqs last enabled at (700688): [] handle_softirqs+0xa4c/0xbf0 [ 41.949244][ T136] softirqs last disabled at (700683): [] __irq_exit_rcu+0x240/0x440 [ 41.951876][ T136] ---[ end trace 2a19d24525469497 ]--- [ 41.957880][ C1] ------------[ cut here ]------------ [ 41.961067][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 41.964075][ C1] Modules linked in: [ 41.965146][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.182-syzkaller #0 [ 41.967721][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 41.970526][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.972602][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 41.974276][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 41.975923][ C1] sp : ffff80001b3779a0 [ 41.977041][ C1] x29: ffff80001b3779b0 x28: ffff0000cc0b6000 x27: fffffc00032eba88 [ 41.979294][ C1] x26: dfff800000000000 x25: 05ffc000000020b2 x24: 0000000000000000 [ 41.981543][ C1] x23: ffff0000c04958e0 x22: 0000000000000001 x21: 0000000000000001 [ 41.983741][ C1] x20: ffff0000d7f997c0 x19: fffffc0003173900 x18: 0000000000000001 [ 41.985905][ C1] x17: 0000000000000000 x16: ffff8000082bdde4 x15: 0000000000000002 [ 41.988089][ C1] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 41.990287][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8cc [ 41.992473][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 41.994721][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 41.996889][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.999076][ C1] Call trace: [ 41.999959][ C1] test_clear_page_writeback+0x8d0/0xacc [ 42.001470][ C1] end_page_writeback+0x174/0x488 [ 42.002834][ C1] end_buffer_async_write+0x340/0x56c [ 42.004273][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 42.005627][ C1] bio_endio+0x744/0x788 [ 42.006794][ C1] blk_update_request+0x7a4/0x1100 [ 42.008188][ C1] blk_mq_end_request+0x54/0x88 [ 42.009435][ C1] lo_complete_rq+0x1ec/0x250 [ 42.010735][ C1] blk_done_softirq+0x11c/0x168 [ 42.012102][ C1] handle_softirqs+0x344/0xbf0 [ 42.013504][ C1] run_ksoftirqd+0x7c/0x2a0 [ 42.014737][ C1] smpboot_thread_fn+0x4b0/0x920 [ 42.016103][ C1] kthread+0x374/0x454 [ 42.017274][ C1] ret_from_fork+0x10/0x20 [ 42.018525][ C1] irq event stamp: 188209 [ 42.019678][ C1] hardirqs last enabled at (188208): [] lock_page_memcg+0x110/0x234 [ 42.022313][ C1] hardirqs last disabled at (188209): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.025196][ C1] softirqs last enabled at (188198): [] handle_softirqs+0xa4c/0xbf0 [ 42.027861][ C1] softirqs last disabled at (188203): [] run_ksoftirqd+0x7c/0x2a0 [ 42.030422][ C1] ---[ end trace 2a19d24525469498 ]---