Warning: Permanently added '10.128.0.140' (ED25519) to the list of known hosts. executing program [ 42.700698][ T4025] loop0: detected capacity change from 0 to 32768 [ 42.762610][ T4025] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.765049][ T4025] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.785906][ T4025] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 42.791327][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.793286][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.824475][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 42.827299][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.828857][ T4025] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.915317][ T4025] ------------[ cut here ]------------ [ 42.917116][ T4025] WARNING: CPU: 1 PID: 4025 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 42.919880][ T4025] Modules linked in: [ 42.920950][ T4025] CPU: 1 PID: 4025 Comm: syz-executor101 Not tainted 5.15.181-syzkaller #0 [ 42.923316][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.926034][ T4025] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.928224][ T4025] pc : __set_page_dirty+0x938/0xc74 [ 42.929661][ T4025] lr : __set_page_dirty+0x938/0xc74 [ 42.931076][ T4025] sp : ffff80001f657760 [ 42.932254][ T4025] x29: ffff80001f657770 x28: ffff0000ca974000 x27: 0000000000000000 [ 42.934502][ T4025] x26: dfff800000000000 x25: 1fffe000180b19d9 x24: 0000000000000000 [ 42.936708][ T4025] x23: ffff0000c058cec8 x22: 0000000000000000 x21: 0000000000000001 [ 42.938904][ T4025] x20: ffff0000cb37a250 x19: fffffc000325ad80 x18: 1fffe0003685b58e [ 42.941056][ T4025] x17: ffff800016ce0000 x16: ffff8000082bdde4 x15: ffff8000167c04c0 [ 42.943254][ T4025] x14: ffff0000dc588a00 x13: ffff0000dc588a78 x12: 0000000000ff0100 [ 42.945532][ T4025] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d9a8 [ 42.947750][ T4025] x8 : ffff0000dc588000 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.949885][ T4025] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899cc0c [ 42.952076][ T4025] x2 : ffff0000cbb70060 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.954259][ T4025] Call trace: [ 42.955117][ T4025] __set_page_dirty+0x938/0xc74 [ 42.956490][ T4025] mark_buffer_dirty+0x27c/0x52c [ 42.957839][ T4025] gfs2_unpin+0x12c/0xc28 [ 42.959008][ T4025] buf_lo_after_commit+0x140/0x188 [ 42.960413][ T4025] gfs2_log_flush+0x13cc/0x2078 [ 42.961720][ T4025] gfs2_kill_sb+0x5c/0xd4 [ 42.962912][ T4025] deactivate_locked_super+0xb8/0x13c [ 42.964330][ T4025] deactivate_super+0xf8/0x118 [ 42.965630][ T4025] cleanup_mnt+0x3a4/0x458 [ 42.966828][ T4025] __cleanup_mnt+0x20/0x30 [ 42.968010][ T4025] task_work_run+0x12c/0x1e0 [ 42.969311][ T4025] do_exit+0x67c/0x1f58 [ 42.970472][ T4025] do_group_exit+0x100/0x268 [ 42.971761][ T4025] __wake_up_parent+0x0/0x60 [ 42.973049][ T4025] invoke_syscall+0x98/0x2b8 [ 42.974312][ T4025] el0_svc_common+0x138/0x258 [ 42.975649][ T4025] do_el0_svc+0x58/0x14c [ 42.976814][ T4025] el0_svc+0x78/0x1e0 [ 42.977899][ T4025] el0t_64_sync_handler+0xcc/0xe4 [ 42.979274][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 42.980536][ T4025] irq event stamp: 133084 [ 42.981694][ T4025] hardirqs last enabled at (133083): [] lock_page_memcg+0x110/0x234 [ 42.984319][ T4025] hardirqs last disabled at (133084): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.987056][ T4025] softirqs last enabled at (131340): [] local_bh_enable+0x10/0x34 [ 42.989624][ T4025] softirqs last disabled at (131338): [] local_bh_disable+0x10/0x34 [ 42.992289][ T4025] ---[ end trace 677540b01121f7fb ]--- [ 42.995604][ T4025] ------------[ cut here ]------------ [ 42.997088][ T4025] WARNING: CPU: 1 PID: 4025 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 43.000163][ T4025] Modules linked in: [ 43.001223][ T4025] CPU: 1 PID: 4025 Comm: syz-executor101 Tainted: G W 5.15.181-syzkaller #0 [ 43.003928][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 43.006711][ T4025] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.008842][ T4025] pc : __test_set_page_writeback+0xa34/0xc34 [ 43.010472][ T4025] lr : __test_set_page_writeback+0xa34/0xc34 [ 43.012102][ T4025] sp : ffff80001f657140 [ 43.013217][ T4025] x29: ffff80001f657220 x28: 0000000000000000 x27: 0000000000000000 [ 43.015399][ T4025] x26: ffff0000c058cd20 x25: dfff800000000000 x24: 0000000000000000 [ 43.017541][ T4025] x23: ffff0000cb37a250 x22: fffffc000325ad88 x21: ffff80001f6571a0 [ 43.019715][ T4025] x20: 1fffff800064b5b1 x19: fffffc000325ad80 x18: 0000000000000000 [ 43.021870][ T4025] x17: 0000000000000000 x16: ffff8000082bdde4 x15: 0000000000000406 [ 43.024039][ T4025] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 43.026219][ T4025] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a051c [ 43.028380][ T4025] x8 : ffff0000dc588000 x7 : ffff80000869fed0 x6 : 0000000000000000 [ 43.030509][ T4025] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff98 [ 43.032637][ T4025] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.034805][ T4025] Call trace: [ 43.035733][ T4025] __test_set_page_writeback+0xa34/0xc34 [ 43.037235][ T4025] gfs2_aspace_writepage+0x548/0x710 [ 43.038705][ T4025] __writepage+0x70/0x120 [ 43.039884][ T4025] write_cache_pages+0x7c8/0xde4 [ 43.041221][ T4025] generic_writepages+0xf4/0x160 [ 43.042533][ T4025] gfs2_ail1_flush+0x884/0xeac [ 43.043763][ T4025] empty_ail1_list+0x100/0x1d4 [ 43.045085][ T4025] gfs2_log_flush+0x16c0/0x2078 [ 43.046480][ T4025] gfs2_kill_sb+0x5c/0xd4 [ 43.047618][ T4025] deactivate_locked_super+0xb8/0x13c [ 43.049062][ T4025] deactivate_super+0xf8/0x118 [ 43.050373][ T4025] cleanup_mnt+0x3a4/0x458 [ 43.051577][ T4025] __cleanup_mnt+0x20/0x30 [ 43.052782][ T4025] task_work_run+0x12c/0x1e0 [ 43.054076][ T4025] do_exit+0x67c/0x1f58 [ 43.055161][ T4025] do_group_exit+0x100/0x268 [ 43.056392][ T4025] __wake_up_parent+0x0/0x60 [ 43.057663][ T4025] invoke_syscall+0x98/0x2b8 [ 43.058944][ T4025] el0_svc_common+0x138/0x258 [ 43.060262][ T4025] do_el0_svc+0x58/0x14c [ 43.061500][ T4025] el0_svc+0x78/0x1e0 [ 43.062539][ T4025] el0t_64_sync_handler+0xcc/0xe4 [ 43.063898][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 43.065127][ T4025] irq event stamp: 133146 [ 43.066361][ T4025] hardirqs last enabled at (133145): [] lock_page_memcg+0x110/0x234 [ 43.069041][ T4025] hardirqs last disabled at (133146): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.071864][ T4025] softirqs last enabled at (133124): [] handle_softirqs+0xa4c/0xbf0 [ 43.074568][ T4025] softirqs last disabled at (133087): [] __irq_exit_rcu+0x240/0x440 [ 43.077151][ T4025] ---[ end trace 677540b01121f7fc ]--- [ 43.079887][ C1] ------------[ cut here ]------------ [ 43.081501][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 43.084575][ C1] Modules linked in: [ 43.085658][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.181-syzkaller #0 [ 43.088204][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 43.091036][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.093394][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 43.095129][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 43.096776][ C1] sp : ffff80001b3779a0 [ 43.097909][ C1] x29: ffff80001b3779b0 x28: ffff0000cbb70000 x27: fffffc0003259d08 [ 43.100058][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 43.101979][ C1] x23: ffff0000c058cd20 x22: 0000000000000001 x21: 0000000000000001 [ 43.103909][ C1] x20: ffff0000cb37a250 x19: fffffc000325ad80 x18: 0000000000000001 [ 43.105828][ C1] x17: 0000000000000000 x16: ffff8000082bdde4 x15: 0000000000000002 [ 43.107751][ C1] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 43.109690][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8ec [ 43.111944][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.114144][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 43.116384][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.118581][ C1] Call trace: [ 43.119476][ C1] test_clear_page_writeback+0x8d0/0xacc [ 43.121012][ C1] end_page_writeback+0x174/0x488 [ 43.122435][ C1] end_buffer_async_write+0x340/0x56c [ 43.123929][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 43.125338][ C1] bio_endio+0x744/0x788 [ 43.126536][ C1] blk_update_request+0x7a4/0x1100 [ 43.127956][ C1] blk_mq_end_request+0x54/0x88 [ 43.129269][ C1] lo_complete_rq+0x1ec/0x250 [ 43.130526][ C1] blk_done_softirq+0x11c/0x168 [ 43.131884][ C1] handle_softirqs+0x344/0xbf0 [ 43.133215][ C1] run_ksoftirqd+0x7c/0x2a0 [ 43.134519][ C1] smpboot_thread_fn+0x4b0/0x920 [ 43.135887][ C1] kthread+0x374/0x454 [ 43.137030][ C1] ret_from_fork+0x10/0x20 [ 43.138291][ C1] irq event stamp: 265413 [ 43.139473][ C1] hardirqs last enabled at (265412): [] lock_page_memcg+0x110/0x234 [ 43.142120][ C1] hardirqs last disabled at (265413): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.145018][ C1] softirqs last enabled at (265402): [] handle_softirqs+0xa4c/0xbf0 [ 43.147674][ C1] softirqs last disabled at (265407): [] run_ksoftirqd+0x7c/0x2a0 [ 43.150266][ C1] ---[ end trace 677540b01121f7fd ]---