Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts. executing program [ 44.516255][ T4022] loop0: detected capacity change from 0 to 32768 [ 44.599745][ T4022] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 44.602158][ T4022] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 44.631982][ T4022] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 44.636439][ T3605] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 44.638707][ T3605] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 44.675706][ T3605] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 44.678306][ T3605] gfs2: fsid=syz:syz.0: jid=0: Done [ 44.680028][ T4022] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 44.830402][ T4022] ------------[ cut here ]------------ [ 44.832011][ T4022] WARNING: CPU: 1 PID: 4022 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 44.834802][ T4022] Modules linked in: [ 44.835849][ T4022] CPU: 1 PID: 4022 Comm: syz-executor374 Not tainted 5.15.185-syzkaller #0 [ 44.838242][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.840975][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.843041][ T4022] pc : __set_page_dirty+0x938/0xc74 [ 44.844477][ T4022] lr : __set_page_dirty+0x938/0xc74 [ 44.845926][ T4022] sp : ffff80001f097760 [ 44.847068][ T4022] x29: ffff80001f097770 x28: ffff0000c1b8c000 x27: 0000000000000000 [ 44.849256][ T4022] x26: dfff800000000000 x25: 1fffe00018093b51 x24: 0000000000000000 [ 44.851408][ T4022] x23: ffff0000c049da88 x22: 0000000000000000 x21: 0000000000000001 [ 44.853551][ T4022] x20: ffff0000dae39d08 x19: fffffc000346c880 x18: 1fffe0003422158e [ 44.855686][ T4022] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 44.857792][ T4022] x14: ffff0000c13ddbc0 x13: ffff0000c13ddc38 x12: 0000000000ff0100 [ 44.860014][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 44.862204][ T4022] x8 : ffff0000c13dd1c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.864317][ T4022] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899ce68 [ 44.866438][ T4022] x2 : ffff0000cc0ca060 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.868599][ T4022] Call trace: [ 44.869496][ T4022] __set_page_dirty+0x938/0xc74 [ 44.870788][ T4022] mark_buffer_dirty+0x27c/0x52c [ 44.872112][ T4022] gfs2_unpin+0x12c/0xc28 [ 44.873249][ T4022] buf_lo_after_commit+0x140/0x188 [ 44.874624][ T4022] gfs2_log_flush+0x13cc/0x2078 [ 44.875951][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 44.877151][ T4022] deactivate_locked_super+0xb8/0x13c [ 44.878649][ T4022] deactivate_super+0xf8/0x118 [ 44.879916][ T4022] cleanup_mnt+0x3a4/0x458 [ 44.881081][ T4022] __cleanup_mnt+0x20/0x30 [ 44.882302][ T4022] task_work_run+0x12c/0x1e0 [ 44.883496][ T4022] do_exit+0x67c/0x1f58 [ 44.884684][ T4022] do_group_exit+0x100/0x268 [ 44.885918][ T4022] __wake_up_parent+0x0/0x60 [ 44.887225][ T4022] invoke_syscall+0x98/0x2b8 [ 44.888471][ T4022] el0_svc_common+0x138/0x258 [ 44.889743][ T4022] do_el0_svc+0x58/0x14c [ 44.890868][ T4022] el0_svc+0x78/0x1e0 [ 44.891971][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 44.893348][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 44.894608][ T4022] irq event stamp: 148504 [ 44.895796][ T4022] hardirqs last enabled at (148503): [] lock_page_memcg+0x110/0x234 [ 44.898410][ T4022] hardirqs last disabled at (148504): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.901230][ T4022] softirqs last enabled at (146412): [] local_bh_enable+0x10/0x34 [ 44.903873][ T4022] softirqs last disabled at (146410): [] local_bh_disable+0x10/0x34 [ 44.906542][ T4022] ---[ end trace cfc310ca8b291f70 ]--- [ 44.908809][ T4022] ------------[ cut here ]------------ [ 44.910227][ T4022] WARNING: CPU: 1 PID: 4022 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 44.913085][ T4022] Modules linked in: [ 44.914096][ T4022] CPU: 1 PID: 4022 Comm: syz-executor374 Tainted: G W 5.15.185-syzkaller #0 [ 44.916778][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.919523][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.921624][ T4022] pc : __test_set_page_writeback+0xa34/0xc34 [ 44.923260][ T4022] lr : __test_set_page_writeback+0xa34/0xc34 [ 44.924923][ T4022] sp : ffff80001f097140 [ 44.926115][ T4022] x29: ffff80001f097220 x28: 0000000000000000 x27: 0000000000000000 [ 44.928295][ T4022] x26: ffff0000c049d8e0 x25: dfff800000000000 x24: 0000000000000000 [ 44.930512][ T4022] x23: ffff0000dae39d08 x22: fffffc000346c888 x21: ffff80001f0971a0 [ 44.932697][ T4022] x20: 1fffff800068d911 x19: fffffc000346c880 x18: 0000000000000000 [ 44.934887][ T4022] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000406 [ 44.937073][ T4022] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 44.939252][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 44.941429][ T4022] x8 : ffff0000c13dd1c0 x7 : ffff8000086a00cc x6 : 0000000000000000 [ 44.943595][ T4022] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086a0194 [ 44.945850][ T4022] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.948029][ T4022] Call trace: [ 44.948892][ T4022] __test_set_page_writeback+0xa34/0xc34 [ 44.950388][ T4022] gfs2_aspace_writepage+0x548/0x710 [ 44.951803][ T4022] __writepage+0x70/0x120 [ 44.952989][ T4022] write_cache_pages+0x7c8/0xde4 [ 44.954296][ T4022] generic_writepages+0xf4/0x160 [ 44.955671][ T4022] gfs2_ail1_flush+0x884/0xeac [ 44.956942][ T4022] empty_ail1_list+0x100/0x1d4 [ 44.958206][ T4022] gfs2_log_flush+0x16c0/0x2078 [ 44.959530][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 44.960707][ T4022] deactivate_locked_super+0xb8/0x13c [ 44.962138][ T4022] deactivate_super+0xf8/0x118 [ 44.963418][ T4022] cleanup_mnt+0x3a4/0x458 [ 44.964626][ T4022] __cleanup_mnt+0x20/0x30 [ 44.965829][ T4022] task_work_run+0x12c/0x1e0 [ 44.967035][ T4022] do_exit+0x67c/0x1f58 [ 44.968156][ T4022] do_group_exit+0x100/0x268 [ 44.969342][ T4022] __wake_up_parent+0x0/0x60 [ 44.970601][ T4022] invoke_syscall+0x98/0x2b8 [ 44.971826][ T4022] el0_svc_common+0x138/0x258 [ 44.973047][ T4022] do_el0_svc+0x58/0x14c [ 44.974166][ T4022] el0_svc+0x78/0x1e0 [ 44.975227][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 44.976494][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 44.977710][ T4022] irq event stamp: 148548 [ 44.978881][ T4022] hardirqs last enabled at (148547): [] lock_page_memcg+0x110/0x234 [ 44.981533][ T4022] hardirqs last disabled at (148548): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.984326][ T4022] softirqs last enabled at (148526): [] handle_softirqs+0xa4c/0xbf0 [ 44.987004][ T4022] softirqs last disabled at (148507): [] __irq_exit_rcu+0x240/0x440 [ 44.989707][ T4022] ---[ end trace cfc310ca8b291f71 ]--- [ 44.992512][ C0] ------------[ cut here ]------------ [ 44.994045][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 44.996858][ C0] Modules linked in: [ 44.997937][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.185-syzkaller #0 [ 45.000479][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 45.003231][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.005371][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 45.007047][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 45.008695][ C0] sp : ffff80001b3179a0 [ 45.009812][ C0] x29: ffff80001b3179b0 x28: ffff0000cc0ca000 x27: fffffc000346c848 [ 45.012058][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 45.014187][ C0] x23: ffff0000c049d8e0 x22: 0000000000000001 x21: 0000000000000001 [ 45.016376][ C0] x20: ffff0000dae39d08 x19: fffffc000346c880 x18: 0000000000000001 [ 45.018533][ C0] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 45.020694][ C0] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 45.022879][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 45.025041][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.027240][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 45.029519][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.031694][ C0] Call trace: [ 45.032541][ C0] test_clear_page_writeback+0x8d0/0xacc [ 45.034135][ C0] end_page_writeback+0x174/0x488 [ 45.035497][ C0] end_buffer_async_write+0x340/0x56c [ 45.036942][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 45.038284][ C0] bio_endio+0x744/0x788 [ 45.039451][ C0] blk_update_request+0x7a4/0x1100 [ 45.040868][ C0] blk_mq_end_request+0x54/0x88 [ 45.042186][ C0] lo_complete_rq+0x1ec/0x250 [ 45.043531][ C0] blk_done_softirq+0x11c/0x168 [ 45.044915][ C0] handle_softirqs+0x344/0xbf0 [ 45.046186][ C0] run_ksoftirqd+0x7c/0x2a0 [ 45.047394][ C0] smpboot_thread_fn+0x4b0/0x920 [ 45.048831][ C0] kthread+0x374/0x454 [ 45.049956][ C0] ret_from_fork+0x10/0x20 [ 45.051171][ C0] irq event stamp: 185615 [ 45.052322][ C0] hardirqs last enabled at (185614): [] lock_page_memcg+0x110/0x234 [ 45.054881][ C0] hardirqs last disabled at (185615): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 45.057748][ C0] softirqs last enabled at (185604): [] handle_softirqs+0xa4c/0xbf0 [ 45.060303][ C0] softirqs last disabled at (185609): [] run_ksoftirqd+0x7c/0x2a0 [ 45.062862][ C0] ---[ end trace cfc310ca8b291f72 ]---