Warning: Permanently added '10.128.1.229' (ED25519) to the list of known hosts. executing program syzkaller login: [ 35.380052][ T4222] loop0: detected capacity change from 0 to 32768 [ 35.386191][ T4222] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 35.388408][ T4222] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 35.396233][ T4222] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 35.399952][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 35.401752][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 35.435130][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 35.437573][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 35.439166][ T4222] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 35.566185][ T4222] ------------[ cut here ]------------ [ 35.567690][ T4222] WARNING: CPU: 1 PID: 4222 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 35.570300][ T4222] Modules linked in: [ 35.571303][ T4222] CPU: 1 PID: 4222 Comm: syz-executor280 Not tainted 6.1.92-syzkaller #0 [ 35.573598][ T4222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 35.576322][ T4222] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.578329][ T4222] pc : __folio_mark_dirty+0x878/0xd04 [ 35.579791][ T4222] lr : __folio_mark_dirty+0x878/0xd04 [ 35.581160][ T4222] sp : ffff80001dcd76c0 [ 35.582292][ T4222] x29: ffff80001dcd76e0 x28: dfff800000000000 x27: 1fffe00018090bf2 [ 35.584536][ T4222] x26: 0000000000000000 x25: ffff0000c0485f90 x24: 0000000000000001 [ 35.586695][ T4222] x23: 0000000000000000 x22: fffffc0003656408 x21: 1fffff80006cac80 [ 35.588837][ T4222] x20: ffff0000dce6d280 x19: fffffc0003656400 x18: ffff80001dcd73a0 [ 35.590940][ T4222] x17: ffff8000188df000 x16: ffff800008304340 x15: ffff8000183c4f80 [ 35.593066][ T4222] x14: ffff0000d8258a78 x13: dfff800000000000 x12: 0000000000000001 [ 35.595209][ T4222] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087748c0 [ 35.597326][ T4222] x8 : ffff0000d8258000 x7 : 0000000000000000 x6 : 0000000000000000 [ 35.599430][ T4222] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008af7f58 [ 35.601660][ T4222] x2 : ffff0000ce5f8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.603769][ T4222] Call trace: [ 35.604685][ T4222] __folio_mark_dirty+0x878/0xd04 [ 35.606071][ T4222] mark_buffer_dirty+0x2c0/0x624 [ 35.607371][ T4222] gfs2_unpin+0x120/0x954 [ 35.608640][ T4222] buf_lo_after_commit+0x134/0x18c [ 35.610004][ T4222] gfs2_log_flush+0xcac/0x1c80 [ 35.611297][ T4222] gfs2_kill_sb+0x5c/0xd4 [ 35.612455][ T4222] deactivate_locked_super+0xac/0x124 [ 35.614027][ T4222] deactivate_super+0xf0/0x110 [ 35.615318][ T4222] cleanup_mnt+0x394/0x41c [ 35.616523][ T4222] __cleanup_mnt+0x20/0x30 [ 35.617698][ T4222] task_work_run+0x240/0x2f0 [ 35.618937][ T4222] do_exit+0x554/0x1a88 [ 35.620051][ T4222] do_group_exit+0x194/0x22c [ 35.621293][ T4222] __wake_up_parent+0x0/0x60 [ 35.622526][ T4222] invoke_syscall+0x98/0x2c0 [ 35.623884][ T4222] el0_svc_common+0x138/0x258 [ 35.625144][ T4222] do_el0_svc+0x64/0x218 [ 35.626313][ T4222] el0_svc+0x58/0x168 [ 35.627353][ T4222] el0t_64_sync_handler+0x84/0xf0 [ 35.628712][ T4222] el0t_64_sync+0x18c/0x190 [ 35.629918][ T4222] irq event stamp: 116588 [ 35.631155][ T4222] hardirqs last enabled at (116587): [] folio_memcg_lock+0xf4/0x20c [ 35.633637][ T4222] hardirqs last disabled at (116588): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.636386][ T4222] softirqs last enabled at (116500): [] __do_softirq+0xc1c/0xe38 [ 35.638957][ T4222] softirqs last disabled at (116489): [] ____do_softirq+0x14/0x20 [ 35.641495][ T4222] ---[ end trace 0000000000000000 ]--- [ 35.642948][ C1] vkms_vblank_simulate: vblank timer overrun [ 35.645264][ T4222] ------------[ cut here ]------------ [ 35.646604][ T4222] WARNING: CPU: 1 PID: 4222 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 35.649433][ T4222] Modules linked in: [ 35.650498][ T4222] CPU: 1 PID: 4222 Comm: syz-executor280 Tainted: G W 6.1.92-syzkaller #0 [ 35.653082][ T4222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 35.655737][ T4222] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.657779][ T4222] pc : __folio_start_writeback+0x8fc/0xaf8 [ 35.659389][ T4222] lr : __folio_start_writeback+0x8fc/0xaf8 [ 35.660971][ T4222] sp : ffff80001dcd7140 [ 35.662105][ T4222] x29: ffff80001dcd7220 x28: 0000000000000000 x27: ffff700003b9ae30 [ 35.664327][ T4222] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000dce6d278 [ 35.666423][ T4222] x23: ffff80001dcd71a0 x22: ffff0000c0485de8 x21: 0000000000000001 [ 35.668403][ T4222] x20: fffffc0003656408 x19: fffffc0003656400 x18: ffff80001dcd72a0 [ 35.670622][ T4222] x17: ffff8000188df000 x16: ffff800008304340 x15: 0000000000000000 [ 35.672568][ T4222] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000001 [ 35.674668][ T4222] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008776ea0 [ 35.676780][ T4222] x8 : ffff0000d8258000 x7 : ffff8000087768fc x6 : 0000000000000000 [ 35.678940][ T4222] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000877693c [ 35.681123][ T4222] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.683248][ T4222] Call trace: [ 35.684110][ T4222] __folio_start_writeback+0x8fc/0xaf8 [ 35.685605][ T4222] set_page_writeback+0x5c/0x7c [ 35.686848][ T4222] gfs2_aspace_writepage+0x524/0x6f8 [ 35.688180][ T4222] __gfs2_writepage+0x70/0x18c [ 35.689387][ T4222] write_cache_pages+0x7fc/0xf60 [ 35.690688][ T4222] gfs2_ail1_flush+0x7bc/0xa40 [ 35.691916][ T4222] empty_ail1_list+0x150/0x234 [ 35.693207][ T4222] gfs2_log_flush+0x1390/0x1c80 [ 35.694481][ T4222] gfs2_kill_sb+0x5c/0xd4 [ 35.695604][ T4222] deactivate_locked_super+0xac/0x124 [ 35.697072][ T4222] deactivate_super+0xf0/0x110 [ 35.698403][ T4222] cleanup_mnt+0x394/0x41c [ 35.699598][ T4222] __cleanup_mnt+0x20/0x30 [ 35.700811][ T4222] task_work_run+0x240/0x2f0 [ 35.702024][ T4222] do_exit+0x554/0x1a88 [ 35.703198][ T4222] do_group_exit+0x194/0x22c [ 35.704457][ T4222] __wake_up_parent+0x0/0x60 [ 35.705684][ T4222] invoke_syscall+0x98/0x2c0 [ 35.706901][ T4222] el0_svc_common+0x138/0x258 [ 35.708181][ T4222] do_el0_svc+0x64/0x218 [ 35.709321][ T4222] el0_svc+0x58/0x168 [ 35.710425][ T4222] el0t_64_sync_handler+0x84/0xf0 [ 35.711837][ T4222] el0t_64_sync+0x18c/0x190 [ 35.713105][ T4222] irq event stamp: 116866 [ 35.714286][ T4222] hardirqs last enabled at (116865): [] folio_memcg_lock+0xf4/0x20c [ 35.716855][ T4222] hardirqs last disabled at (116866): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.719526][ T4222] softirqs last enabled at (116848): [] __do_softirq+0xc1c/0xe38 [ 35.722013][ T4222] softirqs last disabled at (116591): [] ____do_softirq+0x14/0x20 [ 35.724586][ T4222] ---[ end trace 0000000000000000 ]--- [ 35.726253][ C1] vkms_vblank_simulate: vblank timer overrun [ 35.729109][ C0] ------------[ cut here ]------------ [ 35.730725][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 35.733543][ C0] Modules linked in: [ 35.734651][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.92-syzkaller #0 [ 35.737207][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 35.739950][ C0] pstate: 004000c5 (nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.742070][ C0] pc : __folio_end_writeback+0x7d8/0x9c8 [ 35.743669][ C0] lr : __folio_end_writeback+0x7d8/0x9c8 [ 35.745212][ C0] sp : ffff800019e97980 [ 35.746372][ C0] x29: ffff800019e979a0 x28: dfff800000000000 x27: 1fffff8000669ba0 [ 35.748640][ C0] x26: 0000000000000000 x25: ffff0000c0485de8 x24: 05ffd00000002052 [ 35.750891][ C0] x23: 0000000000000003 x22: ffff0000d0a6a250 x21: ffff0000d0a6a258 [ 35.753100][ C0] x20: 0000000000000001 x19: fffffc000334dd00 x18: 1fffe0003686af76 [ 35.755270][ C0] x17: ffff80001584d000 x16: ffff800008304340 x15: 0000000000000000 [ 35.757439][ C0] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000003 [ 35.759632][ C0] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087763b4 [ 35.761904][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 35.764101][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 35.766363][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.768550][ C0] Call trace: [ 35.769423][ C0] __folio_end_writeback+0x7d8/0x9c8 [ 35.770831][ C0] folio_end_writeback+0x12c/0x420 [ 35.772283][ C0] end_page_writeback+0x58/0x74 [ 35.773629][ C0] end_buffer_async_write+0x398/0x53c [ 35.775055][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 35.776423][ C0] bio_endio+0x7c8/0x80c [ 35.777602][ C0] blk_update_request+0x4ac/0xdf0 [ 35.779133][ C0] blk_mq_end_request+0x54/0x88 [ 35.780491][ C0] lo_complete_rq+0x140/0x258 [ 35.781748][ C0] blk_done_softirq+0x11c/0x168 [ 35.783071][ C0] __do_softirq+0x314/0xe38 [ 35.784214][ C0] run_ksoftirqd+0x68/0x258 [ 35.785442][ C0] smpboot_thread_fn+0x4b0/0x96c [ 35.786913][ C0] kthread+0x250/0x2d8 [ 35.788020][ C0] ret_from_fork+0x10/0x20 [ 35.789295][ C0] irq event stamp: 266853 [ 35.790489][ C0] hardirqs last enabled at (266852): [] folio_memcg_lock+0xf4/0x20c [ 35.793149][ C0] hardirqs last disabled at (266853): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.795919][ C0] softirqs last enabled at (266842): [] __do_softirq+0xc1c/0xe38 [ 35.798497][ C0] softirqs last disabled at (266847): [] run_ksoftirqd+0x68/0x258 [ 35.801003][ C0] ---[ end trace 0000000000000000 ]--- [ 35.802599][ C1] vkms_vblank_simulate: vblank timer overrun