Warning: Permanently added '10.128.0.65' (ED25519) to the list of known hosts. executing program [ 41.725439][ T4024] loop0: detected capacity change from 0 to 32768 [ 41.819939][ T4024] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 41.822302][ T4024] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 41.829682][ T4024] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 41.833964][ T1535] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 41.835850][ T1535] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 41.877284][ T1535] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 41ms [ 41.879660][ T1535] gfs2: fsid=syz:syz.0: jid=0: Done [ 41.881331][ T4024] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 41.972257][ T4024] ------------[ cut here ]------------ [ 41.974001][ T4024] WARNING: CPU: 0 PID: 4024 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 41.976905][ T4024] Modules linked in: [ 41.977967][ T4024] CPU: 0 PID: 4024 Comm: syz-executor109 Not tainted 5.15.183-syzkaller #0 [ 41.980250][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 41.982975][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.985078][ T4024] pc : __set_page_dirty+0x938/0xc74 [ 41.986547][ T4024] lr : __set_page_dirty+0x938/0xc74 [ 41.987959][ T4024] sp : ffff80001f357760 [ 41.989086][ T4024] x29: ffff80001f357770 x28: ffff0000c21bc000 x27: 0000000000000000 [ 41.991312][ T4024] x26: dfff800000000000 x25: 1fffe00018092b51 x24: 0000000000000000 [ 41.993561][ T4024] x23: ffff0000c0495a88 x22: 0000000000000000 x21: 0000000000000001 [ 41.995759][ T4024] x20: ffff0000d64ee250 x19: fffffc0003588780 x18: 1fffe0003421f78e [ 41.997970][ T4024] x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 [ 42.000135][ T4024] x14: ffff0000c1d78a00 x13: ffff0000c1d78a78 x12: 0000000000ff0100 [ 42.002293][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d99c [ 42.004521][ T4024] x8 : ffff0000c1d78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.006691][ T4024] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899cc04 [ 42.008795][ T4024] x2 : ffff0000cc426060 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.010974][ T4024] Call trace: [ 42.011875][ T4024] __set_page_dirty+0x938/0xc74 [ 42.013225][ T4024] mark_buffer_dirty+0x27c/0x52c [ 42.014553][ T4024] gfs2_unpin+0x12c/0xc28 [ 42.015736][ T4024] buf_lo_after_commit+0x140/0x188 [ 42.017175][ T4024] gfs2_log_flush+0x13cc/0x2078 [ 42.018529][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 42.019705][ T4024] deactivate_locked_super+0xb8/0x13c [ 42.021197][ T4024] deactivate_super+0xf8/0x118 [ 42.022543][ T4024] cleanup_mnt+0x3a4/0x458 [ 42.023725][ T4024] __cleanup_mnt+0x20/0x30 [ 42.024903][ T4024] task_work_run+0x12c/0x1e0 [ 42.026190][ T4024] do_exit+0x67c/0x1f58 [ 42.027305][ T4024] do_group_exit+0x100/0x268 [ 42.028558][ T4024] __wake_up_parent+0x0/0x60 [ 42.029801][ T4024] invoke_syscall+0x98/0x2b8 [ 42.031019][ T4024] el0_svc_common+0x138/0x258 [ 42.032271][ T4024] do_el0_svc+0x58/0x14c [ 42.033470][ T4024] el0_svc+0x78/0x1e0 [ 42.034607][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 42.035980][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 42.037273][ T4024] irq event stamp: 133432 [ 42.038439][ T4024] hardirqs last enabled at (133431): [] lock_page_memcg+0x110/0x234 [ 42.041062][ T4024] hardirqs last disabled at (133432): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.043804][ T4024] softirqs last enabled at (131732): [] local_bh_enable+0x10/0x34 [ 42.046471][ T4024] softirqs last disabled at (131730): [] local_bh_disable+0x10/0x34 [ 42.049093][ T4024] ---[ end trace 4bbc9a2b87a62716 ]--- [ 42.051052][ T4024] ------------[ cut here ]------------ [ 42.052490][ T4024] WARNING: CPU: 0 PID: 4024 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 42.055459][ T4024] Modules linked in: [ 42.056503][ T4024] CPU: 0 PID: 4024 Comm: syz-executor109 Tainted: G W 5.15.183-syzkaller #0 [ 42.059222][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.061924][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.064062][ T4024] pc : __test_set_page_writeback+0xa34/0xc34 [ 42.065699][ T4024] lr : __test_set_page_writeback+0xa34/0xc34 [ 42.067356][ T4024] sp : ffff80001f357140 [ 42.068518][ T4024] x29: ffff80001f357220 x28: 0000000000000000 x27: 0000000000000000 [ 42.070747][ T4024] x26: ffff0000c04958e0 x25: dfff800000000000 x24: 0000000000000000 [ 42.072974][ T4024] x23: ffff0000d64ee250 x22: fffffc0003588788 x21: ffff80001f3571a0 [ 42.075159][ T4024] x20: 1fffff80006b10f1 x19: fffffc0003588780 x18: 0000000000000000 [ 42.077327][ T4024] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000406 [ 42.079530][ T4024] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 42.081799][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0510 [ 42.084080][ T4024] x8 : ffff0000c1d78000 x7 : ffff80000869fec4 x6 : 0000000000000000 [ 42.086301][ T4024] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff8c [ 42.088449][ T4024] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.090652][ T4024] Call trace: [ 42.091526][ T4024] __test_set_page_writeback+0xa34/0xc34 [ 42.093151][ T4024] gfs2_aspace_writepage+0x548/0x710 [ 42.094583][ T4024] __writepage+0x70/0x120 [ 42.095763][ T4024] write_cache_pages+0x7c8/0xde4 [ 42.097128][ T4024] generic_writepages+0xf4/0x160 [ 42.098478][ T4024] gfs2_ail1_flush+0x884/0xeac [ 42.099776][ T4024] empty_ail1_list+0x100/0x1d4 [ 42.101107][ T4024] gfs2_log_flush+0x16c0/0x2078 [ 42.102443][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 42.103623][ T4024] deactivate_locked_super+0xb8/0x13c [ 42.105076][ T4024] deactivate_super+0xf8/0x118 [ 42.106334][ T4024] cleanup_mnt+0x3a4/0x458 [ 42.107626][ T4024] __cleanup_mnt+0x20/0x30 [ 42.108845][ T4024] task_work_run+0x12c/0x1e0 [ 42.110106][ T4024] do_exit+0x67c/0x1f58 [ 42.111232][ T4024] do_group_exit+0x100/0x268 [ 42.112590][ T4024] __wake_up_parent+0x0/0x60 [ 42.113852][ T4024] invoke_syscall+0x98/0x2b8 [ 42.115165][ T4024] el0_svc_common+0x138/0x258 [ 42.116534][ T4024] do_el0_svc+0x58/0x14c [ 42.117682][ T4024] el0_svc+0x78/0x1e0 [ 42.118761][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 42.120161][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 42.121454][ T4024] irq event stamp: 133472 [ 42.122689][ T4024] hardirqs last enabled at (133471): [] lock_page_memcg+0x110/0x234 [ 42.125396][ T4024] hardirqs last disabled at (133472): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.128197][ T4024] softirqs last enabled at (133454): [] handle_softirqs+0xa4c/0xbf0 [ 42.130994][ T4024] softirqs last disabled at (133435): [] __irq_exit_rcu+0x240/0x440 [ 42.133708][ T4024] ---[ end trace 4bbc9a2b87a62717 ]--- [ 42.136304][ C1] ------------[ cut here ]------------ [ 42.137908][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 42.140795][ C1] Modules linked in: [ 42.141835][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.183-syzkaller #0 [ 42.144386][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.147071][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.149190][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 42.150788][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 42.152376][ C1] sp : ffff80001b3779a0 [ 42.153477][ C1] x29: ffff80001b3779b0 x28: ffff0000cc426000 x27: fffffc00034b5188 [ 42.155711][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 42.157923][ C1] x23: ffff0000c04958e0 x22: 0000000000000001 x21: 0000000000000001 [ 42.160123][ C1] x20: ffff0000d64ee250 x19: fffffc0003588780 x18: 0000000000000001 [ 42.162351][ C1] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000002 [ 42.164521][ C1] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 42.166734][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8e0 [ 42.168880][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.171089][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 42.173294][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.175478][ C1] Call trace: [ 42.176339][ C1] test_clear_page_writeback+0x8d0/0xacc [ 42.177863][ C1] end_page_writeback+0x174/0x488 [ 42.179233][ C1] end_buffer_async_write+0x340/0x56c [ 42.180677][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 42.182029][ C1] bio_endio+0x744/0x788 [ 42.183197][ C1] blk_update_request+0x7a4/0x1100 [ 42.184585][ C1] blk_mq_end_request+0x54/0x88 [ 42.185875][ C1] lo_complete_rq+0x1ec/0x250 [ 42.187161][ C1] blk_done_softirq+0x11c/0x168 [ 42.188472][ C1] handle_softirqs+0x344/0xbf0 [ 42.189774][ C1] run_ksoftirqd+0x7c/0x2a0 [ 42.191018][ C1] smpboot_thread_fn+0x4b0/0x920 [ 42.192368][ C1] kthread+0x374/0x454 [ 42.193497][ C1] ret_from_fork+0x10/0x20 [ 42.194646][ C1] irq event stamp: 224659 [ 42.195807][ C1] hardirqs last enabled at (224658): [] lock_page_memcg+0x110/0x234 [ 42.198497][ C1] hardirqs last disabled at (224659): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.201291][ C1] softirqs last enabled at (224648): [] handle_softirqs+0xa4c/0xbf0 [ 42.204044][ C1] softirqs last disabled at (224653): [] run_ksoftirqd+0x7c/0x2a0 [ 42.206611][ C1] ---[ end trace 4bbc9a2b87a62718 ]---