Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts. executing program [ 273.732817][ T4060] loop0: detected capacity change from 0 to 32768 [ 273.817669][ T4060] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 273.820060][ T4060] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 273.834611][ T4060] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 273.838251][ T1535] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 273.840168][ T1535] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 273.867960][ T1535] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 273.874048][ T1535] gfs2: fsid=syz:syz.0: jid=0: Done [ 273.875881][ T4060] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 273.952690][ T4060] gfs2: fsid=syz:syz.0: found 1 quota changes executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 277.975950][ T4065] ------------[ cut here ]------------ [ 277.977599][ T4065] WARNING: CPU: 1 PID: 4065 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 277.980452][ T4065] Modules linked in: [ 277.981499][ T4065] CPU: 1 PID: 4065 Comm: gfs2_quotad Not tainted 5.15.183-syzkaller #0 [ 277.983689][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 277.986431][ T4065] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 277.988506][ T4065] pc : __set_page_dirty+0x938/0xc74 [ 277.989924][ T4065] lr : __set_page_dirty+0x938/0xc74 [ 277.991320][ T4065] sp : ffff80001f5077a0 [ 277.992481][ T4065] x29: ffff80001f5077b0 x28: ffff0000c2e7c000 x27: 0000000000000000 [ 277.994638][ T4065] x26: dfff800000000000 x25: 1fffe00018092861 x24: 0000000000000000 [ 277.996902][ T4065] x23: ffff0000c0494308 x22: 0000000000000000 x21: 0000000000000001 [ 277.999118][ T4065] x20: ffff0000da4d2250 x19: fffffc00036bcd00 x18: 0000000000000000 [ 278.001333][ T4065] x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 [ 278.003525][ T4065] x14: ffff0000c200dbc0 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 278.005797][ T4065] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d99c [ 278.007989][ T4065] x8 : ffff0000c200d1c0 x7 : ffff80000869d0a8 x6 : 0000000000000000 [ 278.010159][ T4065] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000899cc04 [ 278.012161][ T4065] x2 : ffff0000cb73c060 x1 : 0000000000000000 x0 : 0000000000000000 [ 278.014329][ T4065] Call trace: [ 278.015190][ T4065] __set_page_dirty+0x938/0xc74 [ 278.016552][ T4065] mark_buffer_dirty+0x27c/0x52c [ 278.017929][ T4065] gfs2_unpin+0x12c/0xc28 [ 278.019099][ T4065] buf_lo_after_commit+0x140/0x188 [ 278.020416][ T4065] gfs2_log_flush+0x13cc/0x2078 [ 278.021638][ T4065] do_sync+0x844/0xa4c [ 278.022929][ T4065] gfs2_quota_sync+0x2e8/0x548 [ 278.024239][ T4065] gfs2_quotad+0x304/0x700 [ 278.025529][ T4065] kthread+0x374/0x454 [ 278.026592][ T4065] ret_from_fork+0x10/0x20 [ 278.027812][ T4065] irq event stamp: 292 [ 278.028891][ T4065] hardirqs last enabled at (291): [] lock_page_memcg+0x110/0x234 [ 278.031455][ T4065] hardirqs last disabled at (292): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 278.034137][ T4065] softirqs last enabled at (0): [] copy_process+0x1118/0x34ec [ 278.036643][ T4065] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 278.038676][ T4065] ---[ end trace 0265aa361a81b88b ]--- executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 283.012503][ T136] ------------[ cut here ]------------ [ 283.014089][ T136] WARNING: CPU: 0 PID: 136 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 283.016963][ T136] Modules linked in: [ 283.017991][ T136] CPU: 0 PID: 136 Comm: kworker/u4:1 Tainted: G W 5.15.183-syzkaller #0 [ 283.020518][ T136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 283.023310][ T136] Workqueue: writeback wb_workfn (flush-7:0) [ 283.024999][ T136] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 283.027146][ T136] pc : __test_set_page_writeback+0xa34/0xc34 [ 283.028751][ T136] lr : __test_set_page_writeback+0xa34/0xc34 [ 283.030366][ T136] sp : ffff80001bd36c00 [ 283.031470][ T136] x29: ffff80001bd36ce0 x28: 0000000000000000 x27: 0000000000000000 [ 283.033639][ T136] x26: ffff0000c0494160 x25: dfff800000000000 x24: 0000000000000000 [ 283.035799][ T136] x23: ffff0000da4d2ce0 x22: fffffc0003245cc8 x21: ffff80001bd36c60 [ 283.038037][ T136] x20: 1fffff8000648b99 x19: fffffc0003245cc0 x18: 0000000000000000 [ 283.040187][ T136] x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 [ 283.042369][ T136] x14: ffff0000c2588a00 x13: ffff0000c2588aa0 x12: 0000000000ff0100 [ 283.044547][ T136] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0510 [ 283.046730][ T136] x8 : ffff0000c2588000 x7 : 0000000000000000 x6 : 0000000000000000 [ 283.048891][ T136] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000869ff8c [ 283.051078][ T136] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 283.053281][ T136] Call trace: [ 283.054155][ T136] __test_set_page_writeback+0xa34/0xc34 [ 283.055713][ T136] gfs2_aspace_writepage+0x548/0x710 [ 283.057123][ T136] __writepage+0x70/0x120 [ 283.058297][ T136] write_cache_pages+0x7c8/0xde4 [ 283.059663][ T136] do_writepages+0x3cc/0x578 [ 283.060874][ T136] filemap_fdatawrite_wbc+0x1d4/0x234 [ 283.062346][ T136] filemap_fdatawrite+0xb0/0xf4 [ 283.063702][ T136] gfs2_write_inode+0x2ec/0x3f4 [ 283.065012][ T136] __writeback_single_inode+0x560/0x11f0 [ 283.066600][ T136] writeback_sb_inodes+0x7fc/0x1378 [ 283.068076][ T136] __writeback_inodes_wb+0x110/0x394 [ 283.069505][ T136] wb_writeback+0x3ec/0xe44 [ 283.070815][ T136] wb_workfn+0xa7c/0xdd8 [ 283.071967][ T136] process_one_work+0x79c/0x1140 [ 283.073298][ T136] worker_thread+0x8f4/0x101c [ 283.074538][ T136] kthread+0x374/0x454 [ 283.075639][ T136] ret_from_fork+0x10/0x20 [ 283.076855][ T136] irq event stamp: 1368412 [ 283.078051][ T136] hardirqs last enabled at (1368411): [] lock_page_memcg+0x110/0x234 [ 283.080721][ T136] hardirqs last disabled at (1368412): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 283.083532][ T136] softirqs last enabled at (1366460): [] neigh_periodic_work+0xb58/0xc24 [ 283.086241][ T136] softirqs last disabled at (1366456): [] neigh_periodic_work+0x104/0xc24 [ 283.089026][ T136] ---[ end trace 0265aa361a81b88c ]--- [ 283.120329][ C0] ------------[ cut here ]------------ [ 283.121928][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 283.124868][ C0] Modules linked in: [ 283.125879][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.183-syzkaller #0 [ 283.128382][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 283.131187][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 283.133285][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 283.134885][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 283.136498][ C0] sp : ffff80001b3079a0 [ 283.137619][ C0] x29: ffff80001b3079b0 x28: ffff0000cb73c000 x27: fffffc0003320908 [ 283.139789][ C0] x26: dfff800000000000 x25: 05ffc000000020b0 x24: 0000000000000000 [ 283.141905][ C0] x23: ffff0000c0494160 x22: 0000000000000001 x21: 0000000000000001 [ 283.144041][ C0] x20: ffff0000da4d2ce0 x19: fffffc0003245cc0 x18: 0000000000000001 [ 283.146162][ C0] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000002 [ 283.148293][ C0] x14: 00000000ffff8000 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 283.150410][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8e0 [ 283.152521][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 283.154651][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 283.156838][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 283.159016][ C0] Call trace: [ 283.159902][ C0] test_clear_page_writeback+0x8d0/0xacc [ 283.161409][ C0] end_page_writeback+0x174/0x488 [ 283.162751][ C0] end_buffer_async_write+0x340/0x56c [ 283.164224][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 283.165546][ C0] bio_endio+0x744/0x788 [ 283.166699][ C0] blk_update_request+0x7a4/0x1100 [ 283.168083][ C0] blk_mq_end_request+0x54/0x88 [ 283.169436][ C0] lo_complete_rq+0x1ec/0x250 [ 283.170681][ C0] blk_done_softirq+0x11c/0x168 [ 283.171997][ C0] handle_softirqs+0x344/0xbf0 [ 283.173274][ C0] run_ksoftirqd+0x7c/0x2a0 [ 283.174487][ C0] smpboot_thread_fn+0x4b0/0x920 [ 283.175827][ C0] kthread+0x374/0x454 [ 283.176900][ C0] ret_from_fork+0x10/0x20 [ 283.178073][ C0] irq event stamp: 232085 [ 283.179251][ C0] hardirqs last enabled at (232084): [] lock_page_memcg+0x110/0x234 [ 283.181839][ C0] hardirqs last disabled at (232085): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 283.184579][ C0] softirqs last enabled at (232058): [] handle_softirqs+0xa4c/0xbf0 [ 283.187150][ C0] softirqs last disabled at (232063): [] run_ksoftirqd+0x7c/0x2a0 [ 283.189679][ C0] ---[ end trace 0265aa361a81b88d ]--- executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program