Warning: Permanently added '10.128.0.76' (ED25519) to the list of known hosts. executing program syzkaller login: [ 34.667071][ T4229] loop0: detected capacity change from 0 to 32768 [ 34.672947][ T4229] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 34.675092][ T4229] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 34.685109][ T4229] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 34.688588][ T3807] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 34.690336][ T3807] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 34.726265][ T3807] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 34.728697][ T3807] gfs2: fsid=syz:syz.0: jid=0: Done [ 34.730302][ T4229] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 34.838547][ T4229] ------------[ cut here ]------------ [ 34.840080][ T4229] WARNING: CPU: 0 PID: 4229 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 34.842614][ T4229] Modules linked in: [ 34.843576][ T4229] CPU: 0 PID: 4229 Comm: syz-executor152 Not tainted 6.1.85-syzkaller #0 [ 34.845709][ T4229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.848215][ T4229] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.850208][ T4229] pc : __folio_mark_dirty+0x878/0xd04 [ 34.851587][ T4229] lr : __folio_mark_dirty+0x878/0xd04 [ 34.853027][ T4229] sp : ffff80001dcf76c0 [ 34.854108][ T4229] x29: ffff80001dcf76e0 x28: dfff800000000000 x27: 1fffe00018093932 [ 34.856207][ T4229] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 34.858270][ T4229] x23: 0000000000000000 x22: fffffc000344d308 x21: 1fffff8000689a60 [ 34.860407][ T4229] x20: ffff0000ccc98d38 x19: fffffc000344d300 x18: ffff80001dcf73a0 [ 34.862475][ T4229] x17: ffff8000188cc000 x16: ffff8000083043c4 x15: ffff8000183b1f80 [ 34.864564][ T4229] x14: ffff0000d197c1f8 x13: dfff800000000000 x12: 0000000000000001 [ 34.866700][ T4229] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008775c1c [ 34.868882][ T4229] x8 : ffff0000d197b780 x7 : 0000000000000000 x6 : 0000000000000000 [ 34.871000][ T4229] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008af92ac [ 34.873091][ T4229] x2 : ffff0000ce5f8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 34.875106][ T4229] Call trace: [ 34.875971][ T4229] __folio_mark_dirty+0x878/0xd04 [ 34.877344][ T4229] mark_buffer_dirty+0x2c0/0x624 [ 34.878680][ T4229] gfs2_unpin+0x120/0x954 [ 34.879833][ T4229] buf_lo_after_commit+0x134/0x18c [ 34.881173][ T4229] gfs2_log_flush+0xcac/0x1c80 [ 34.882411][ T4229] gfs2_kill_sb+0x5c/0xd4 [ 34.883517][ T4229] deactivate_locked_super+0xac/0x124 [ 34.884899][ T4229] deactivate_super+0xf0/0x110 [ 34.886145][ T4229] cleanup_mnt+0x394/0x41c [ 34.887298][ T4229] __cleanup_mnt+0x20/0x30 [ 34.888470][ T4229] task_work_run+0x240/0x2f0 [ 34.889661][ T4229] do_exit+0x554/0x1a88 [ 34.890717][ T4229] do_group_exit+0x194/0x22c [ 34.891971][ T4229] __wake_up_parent+0x0/0x60 [ 34.893199][ T4229] invoke_syscall+0x98/0x2c0 [ 34.894413][ T4229] el0_svc_common+0x138/0x258 [ 34.895713][ T4229] do_el0_svc+0x64/0x218 [ 34.896800][ T4229] el0_svc+0x58/0x168 [ 34.897818][ T4229] el0t_64_sync_handler+0x84/0xf0 [ 34.899131][ T4229] el0t_64_sync+0x18c/0x190 [ 34.900297][ T4229] irq event stamp: 116390 [ 34.901481][ T4229] hardirqs last enabled at (116389): [] folio_memcg_lock+0xf4/0x20c [ 34.903964][ T4229] hardirqs last disabled at (116390): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 34.906618][ T4229] softirqs last enabled at (116156): [] __do_softirq+0xc1c/0xe38 [ 34.909095][ T4229] softirqs last disabled at (115981): [] ____do_softirq+0x14/0x20 [ 34.911582][ T4229] ---[ end trace 0000000000000000 ]--- [ 34.913873][ T4229] ------------[ cut here ]------------ [ 34.915248][ T4229] WARNING: CPU: 0 PID: 4229 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 34.918055][ T4229] Modules linked in: [ 34.919088][ T4229] CPU: 0 PID: 4229 Comm: syz-executor152 Tainted: G W 6.1.85-syzkaller #0 [ 34.921714][ T4229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.924290][ T4229] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.926333][ T4229] pc : __folio_start_writeback+0x8fc/0xaf8 [ 34.927846][ T4229] lr : __folio_start_writeback+0x8fc/0xaf8 [ 34.929128][ T4229] sp : ffff80001dcf7140 [ 34.929921][ T4229] x29: ffff80001dcf7220 x28: 0000000000000000 x27: ffff700003b9ee30 [ 34.931651][ T4229] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000ccc98d30 [ 34.933792][ T4229] x23: ffff80001dcf71a0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 34.935986][ T4229] x20: fffffc000344d308 x19: fffffc000344d300 x18: ffff80001dcf72a0 [ 34.938136][ T4229] x17: ffff8000188cc000 x16: ffff8000083043c4 x15: 0000000000000000 [ 34.940196][ T4229] x14: 1ffff00002b080b0 x13: dfff800000000000 x12: 0000000000000001 [ 34.942312][ T4229] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087781fc [ 34.944492][ T4229] x8 : ffff0000d197b780 x7 : ffff800008777c58 x6 : 0000000000000000 [ 34.946652][ T4229] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008777c98 [ 34.948762][ T4229] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 34.950901][ T4229] Call trace: [ 34.951763][ T4229] __folio_start_writeback+0x8fc/0xaf8 [ 34.953199][ T4229] set_page_writeback+0x5c/0x7c [ 34.954499][ T4229] gfs2_aspace_writepage+0x524/0x6f8 [ 34.955882][ T4229] __gfs2_writepage+0x70/0x18c [ 34.957111][ T4229] write_cache_pages+0x7fc/0xf60 [ 34.958415][ T4229] gfs2_ail1_flush+0x7bc/0xa40 [ 34.959661][ T4229] empty_ail1_list+0x150/0x234 [ 34.960926][ T4229] gfs2_log_flush+0x1390/0x1c80 [ 34.962246][ T4229] gfs2_kill_sb+0x5c/0xd4 [ 34.963440][ T4229] deactivate_locked_super+0xac/0x124 [ 34.964926][ T4229] deactivate_super+0xf0/0x110 [ 34.966187][ T4229] cleanup_mnt+0x394/0x41c [ 34.967411][ T4229] __cleanup_mnt+0x20/0x30 [ 34.968639][ T4229] task_work_run+0x240/0x2f0 [ 34.969894][ T4229] do_exit+0x554/0x1a88 [ 34.970979][ T4229] do_group_exit+0x194/0x22c [ 34.972153][ T4229] __wake_up_parent+0x0/0x60 [ 34.973372][ T4229] invoke_syscall+0x98/0x2c0 [ 34.974606][ T4229] el0_svc_common+0x138/0x258 [ 34.975762][ T4229] do_el0_svc+0x64/0x218 [ 34.976885][ T4229] el0_svc+0x58/0x168 [ 34.977939][ T4229] el0t_64_sync_handler+0x84/0xf0 [ 34.979308][ T4229] el0t_64_sync+0x18c/0x190 [ 34.980502][ T4229] irq event stamp: 116430 [ 34.981626][ T4229] hardirqs last enabled at (116429): [] folio_memcg_lock+0xf4/0x20c [ 34.984168][ T4229] hardirqs last disabled at (116430): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 34.986813][ T4229] softirqs last enabled at (116408): [] __do_softirq+0xc1c/0xe38 [ 34.989321][ T4229] softirqs last disabled at (116393): [] ____do_softirq+0x14/0x20 [ 34.991762][ T4229] ---[ end trace 0000000000000000 ]--- [ 34.994748][ C1] ------------[ cut here ]------------ [ 34.996325][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 34.999074][ C1] Modules linked in: [ 35.000147][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W 6.1.85-syzkaller #0 [ 35.002612][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.005350][ C1] pstate: 004000c5 (nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.007520][ C1] pc : __folio_end_writeback+0x7d8/0x9c8 [ 35.009015][ C1] lr : __folio_end_writeback+0x7d8/0x9c8 [ 35.010470][ C1] sp : ffff800019ee7980 [ 35.011638][ C1] x29: ffff800019ee79a0 x28: dfff800000000000 x27: 1fffff800066e388 [ 35.013786][ C1] x26: 0000000000000000 x25: ffff0000c049c7e8 x24: 05ffe90000002052 [ 35.016019][ C1] x23: 0000000000000003 x22: ffff0000cd4d2798 x21: ffff0000cd4d27a0 [ 35.018211][ C1] x20: 0000000000000001 x19: fffffc0003371c40 x18: ffff800019ee73c0 [ 35.020334][ C1] x17: ffff8000188cc000 x16: ffff8000083043c4 x15: ffff8000183b1f80 [ 35.022525][ C1] x14: 1ffff00002b080b0 x13: dfff800000000000 x12: 0000000000000003 [ 35.024641][ C1] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008777710 [ 35.026736][ C1] x8 : ffff0000c0a59bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 35.028883][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 35.030995][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.033167][ C1] Call trace: [ 35.034013][ C1] __folio_end_writeback+0x7d8/0x9c8 [ 35.035386][ C1] folio_end_writeback+0x12c/0x420 [ 35.036762][ C1] end_page_writeback+0x58/0x74 [ 35.038039][ C1] end_buffer_async_write+0x398/0x53c [ 35.039351][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 35.040613][ C1] bio_endio+0x7c8/0x80c [ 35.041763][ C1] blk_update_request+0x4ac/0xdf0 [ 35.043092][ C1] blk_mq_end_request+0x54/0x88 [ 35.044355][ C1] lo_complete_rq+0x140/0x258 [ 35.045577][ C1] blk_done_softirq+0x11c/0x168 [ 35.046892][ C1] __do_softirq+0x314/0xe38 [ 35.048135][ C1] run_ksoftirqd+0x68/0x258 [ 35.049325][ C1] smpboot_thread_fn+0x4b0/0x96c [ 35.050626][ C1] kthread+0x250/0x2d8 [ 35.051738][ C1] ret_from_fork+0x10/0x20 [ 35.052963][ C1] irq event stamp: 291181 [ 35.054073][ C1] hardirqs last enabled at (291180): [] folio_memcg_lock+0xf4/0x20c [ 35.056634][ C1] hardirqs last disabled at (291181): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.059342][ C1] softirqs last enabled at (291170): [] __do_softirq+0xc1c/0xe38 [ 35.061974][ C1] softirqs last disabled at (291175): [] run_ksoftirqd+0x68/0x258 [ 35.064532][ C1] ---[ end trace 0000000000000000 ]---