Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts. executing program [ 45.615291][ T4020] loop0: detected capacity change from 0 to 32768 [ 45.724333][ T4020] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.726418][ T4020] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.742246][ T4020] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 45.746068][ T1961] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 45.747828][ T1961] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 45.779060][ T1961] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 45.781385][ T1961] gfs2: fsid=syz:syz.0: jid=0: Done [ 45.783009][ T4020] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.910847][ T4020] ------------[ cut here ]------------ [ 45.912223][ T4020] WARNING: CPU: 0 PID: 4020 at include/linux/backing-dev.h:288 __set_page_dirty+0x8f8/0xc7c [ 45.914834][ T4020] Modules linked in: [ 45.915823][ T4020] CPU: 0 PID: 4020 Comm: syz-executor456 Not tainted 5.15.179-syzkaller #0 [ 45.917840][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.920375][ T4020] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.922350][ T4020] pc : __set_page_dirty+0x8f8/0xc7c [ 45.923669][ T4020] lr : __set_page_dirty+0x8f8/0xc7c [ 45.925056][ T4020] sp : ffff80001fea7720 [ 45.926090][ T4020] x29: ffff80001fea7730 x28: 0000000000000000 x27: 1fffe0001b33144a [ 45.928132][ T4020] x26: dfff800000000000 x25: 1fffe000180a99d9 x24: 0000000000000000 [ 45.930152][ T4020] x23: ffff0000c054cec8 x22: 0000000000000000 x21: 0000000000000003 [ 45.932161][ T4020] x20: ffff0000d998a258 x19: fffffc00033965c0 x18: ffff80001fea7400 [ 45.934047][ T4020] x17: 1fffe0003682e78e x16: ffff8000082eb59c x15: 000000000000c963 [ 45.935971][ T4020] x14: ffff8000172044c0 x13: dfff800000000000 x12: 0000000000000001 [ 45.938097][ T4020] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000c85451c0 [ 45.940065][ T4020] x8 : ffff80000870b1c4 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.942086][ T4020] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a3dcc0 [ 45.944100][ T4020] x2 : ffff0000cb646060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.946205][ T4020] Call trace: [ 45.947036][ T4020] __set_page_dirty+0x8f8/0xc7c [ 45.948181][ T4020] mark_buffer_dirty+0x27c/0x574 [ 45.949445][ T4020] gfs2_unpin+0x12c/0xcc0 [ 45.950570][ T4020] buf_lo_after_commit+0x134/0x18c [ 45.951862][ T4020] gfs2_log_flush+0xd50/0x21d4 [ 45.953153][ T4020] gfs2_kill_sb+0x5c/0xd4 [ 45.954280][ T4020] deactivate_locked_super+0xb8/0x13c [ 45.955784][ T4020] deactivate_super+0x108/0x128 [ 45.957067][ T4020] cleanup_mnt+0x3c0/0x474 [ 45.958271][ T4020] __cleanup_mnt+0x20/0x30 [ 45.959373][ T4020] task_work_run+0x130/0x1e4 [ 45.960543][ T4020] do_exit+0x670/0x20bc [ 45.961602][ T4020] do_group_exit+0x110/0x268 [ 45.962841][ T4020] __wake_up_parent+0x0/0x60 [ 45.964032][ T4020] invoke_syscall+0x98/0x2b8 [ 45.965134][ T4020] el0_svc_common+0x138/0x258 [ 45.966283][ T4020] do_el0_svc+0x58/0x14c [ 45.967358][ T4020] el0_svc+0x7c/0x1f0 [ 45.968369][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 45.969637][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 45.970810][ T4020] irq event stamp: 146346 [ 45.971904][ T4020] hardirqs last enabled at (146345): [] lock_page_memcg+0x11c/0x244 [ 45.974185][ T4020] hardirqs last disabled at (146346): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 45.976712][ T4020] softirqs last enabled at (144390): [] local_bh_enable+0x10/0x34 [ 45.979156][ T4020] softirqs last disabled at (144388): [] local_bh_disable+0x10/0x34 [ 45.981658][ T4020] ---[ end trace 289ac6b655b78b93 ]--- [ 45.983445][ T4020] ------------[ cut here ]------------ [ 45.984816][ T4020] WARNING: CPU: 0 PID: 4020 at include/linux/backing-dev.h:288 __test_set_page_writeback+0xa58/0xc70 [ 45.987512][ T4020] Modules linked in: [ 45.988482][ T4020] CPU: 0 PID: 4020 Comm: syz-executor456 Tainted: G W 5.15.179-syzkaller #0 [ 45.990860][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.993370][ T4020] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.995308][ T4020] pc : __test_set_page_writeback+0xa58/0xc70 [ 45.996781][ T4020] lr : __test_set_page_writeback+0xa58/0xc70 [ 45.998211][ T4020] sp : ffff80001fea70e0 [ 45.999245][ T4020] x29: ffff80001fea71c0 x28: 0000000000000000 x27: 0000000000000000 [ 46.001158][ T4020] x26: ffff0000c054cd20 x25: 0000000000000003 x24: 0000000000000000 [ 46.003109][ T4020] x23: ffff0000d998a250 x22: fffffc00033965c8 x21: ffff80001fea7140 [ 46.005110][ T4020] x20: 1fffff8000672cb9 x19: fffffc00033965c0 x18: 0000000000000000 [ 46.007120][ T4020] x17: 0000000000000000 x16: ffff8000082eb59c x15: 0000000000000406 [ 46.009231][ T4020] x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000001 [ 46.011401][ T4020] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000c85451c0 [ 46.013440][ T4020] x8 : ffff80000870ddb8 x7 : ffff80000870d7b0 x6 : 0000000000000000 [ 46.015419][ T4020] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870d878 [ 46.017461][ T4020] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.019486][ T4020] Call trace: [ 46.020285][ T4020] __test_set_page_writeback+0xa58/0xc70 [ 46.021651][ T4020] gfs2_aspace_writepage+0x550/0x71c [ 46.023059][ T4020] __writepage+0x70/0x16c [ 46.024168][ T4020] write_cache_pages+0x878/0xf58 [ 46.025378][ T4020] generic_writepages+0xf8/0x164 [ 46.026524][ T4020] gfs2_ail1_flush+0x854/0xf9c [ 46.027761][ T4020] empty_ail1_list+0x140/0x21c [ 46.028911][ T4020] gfs2_log_flush+0x145c/0x21d4 [ 46.030101][ T4020] gfs2_kill_sb+0x5c/0xd4 [ 46.031179][ T4020] deactivate_locked_super+0xb8/0x13c [ 46.032522][ T4020] deactivate_super+0x108/0x128 [ 46.033683][ T4020] cleanup_mnt+0x3c0/0x474 [ 46.034779][ T4020] __cleanup_mnt+0x20/0x30 [ 46.035932][ T4020] task_work_run+0x130/0x1e4 [ 46.037080][ T4020] do_exit+0x670/0x20bc [ 46.038182][ T4020] do_group_exit+0x110/0x268 [ 46.039334][ T4020] __wake_up_parent+0x0/0x60 [ 46.040472][ T4020] invoke_syscall+0x98/0x2b8 [ 46.041651][ T4020] el0_svc_common+0x138/0x258 [ 46.042859][ T4020] do_el0_svc+0x58/0x14c [ 46.043867][ T4020] el0_svc+0x7c/0x1f0 [ 46.044919][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.046223][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.047393][ T4020] irq event stamp: 146386 [ 46.048505][ T4020] hardirqs last enabled at (146385): [] lock_page_memcg+0x11c/0x244 [ 46.050951][ T4020] hardirqs last disabled at (146386): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 46.053699][ T4020] softirqs last enabled at (146368): [] handle_softirqs+0xb88/0xdbc [ 46.056131][ T4020] softirqs last disabled at (146349): [] __irq_exit_rcu+0x268/0x4d8 [ 46.058669][ T4020] ---[ end trace 289ac6b655b78b94 ]--- [ 46.060983][ C1] ------------[ cut here ]------------ [ 46.062470][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:288 test_clear_page_writeback+0x8a0/0xa9c [ 46.065068][ C1] Modules linked in: [ 46.065982][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.179-syzkaller #0 [ 46.068246][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.070680][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.072548][ C1] pc : test_clear_page_writeback+0x8a0/0xa9c [ 46.074064][ C1] lr : test_clear_page_writeback+0x8a0/0xa9c [ 46.075542][ C1] sp : ffff80001bdc79a0 [ 46.076543][ C1] x29: ffff80001bdc79c0 x28: dfff800000000000 x27: fffffc0003463448 [ 46.078600][ C1] x26: ffff0000d998a258 x25: 0000000000000000 x24: ffff0000c054cd20 [ 46.080775][ C1] x23: 0000000000000003 x22: 0000000000000001 x21: ffff0000cb646000 [ 46.082782][ C1] x20: ffff0000d998a250 x19: fffffc00033965c0 x18: 0000000000000001 [ 46.084942][ C1] x17: 0000000000000000 x16: ffff8000082eb59c x15: 0000000000000002 [ 46.087018][ C1] x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000002 [ 46.089021][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff0000c0a78000 [ 46.091051][ C1] x8 : ffff80000870d164 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.093097][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.095117][ C1] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.097080][ C1] Call trace: [ 46.097981][ C1] test_clear_page_writeback+0x8a0/0xa9c [ 46.099438][ C1] end_page_writeback+0x174/0x488 [ 46.100735][ C1] end_buffer_async_write+0x344/0x570 [ 46.102124][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 46.103326][ C1] bio_endio+0x780/0x7c4 [ 46.104388][ C1] blk_update_request+0x79c/0x1304 [ 46.105638][ C1] blk_mq_end_request+0x54/0x88 [ 46.106986][ C1] lo_complete_rq+0x140/0x258 [ 46.108199][ C1] blk_done_softirq+0x11c/0x168 [ 46.109400][ C1] handle_softirqs+0x384/0xdbc [ 46.110643][ C1] run_ksoftirqd+0x6c/0x29c [ 46.111762][ C1] smpboot_thread_fn+0x4b0/0x920 [ 46.112987][ C1] kthread+0x37c/0x45c [ 46.114019][ C1] ret_from_fork+0x10/0x20 [ 46.115140][ C1] irq event stamp: 223313 [ 46.116275][ C1] hardirqs last enabled at (223312): [] lock_page_memcg+0x11c/0x244 [ 46.118749][ C1] hardirqs last disabled at (223313): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 46.121320][ C1] softirqs last enabled at (223302): [] handle_softirqs+0xb88/0xdbc [ 46.123766][ C1] softirqs last disabled at (223307): [] run_ksoftirqd+0x6c/0x29c [ 46.126092][ C1] ---[ end trace 289ac6b655b78b95 ]---