Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. executing program syzkaller login: [ 39.369360][ T4291] loop0: detected capacity change from 0 to 32768 [ 39.373834][ T4291] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 39.375540][ T4291] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 39.388833][ T4291] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 39.391995][ T1516] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 39.393378][ T1516] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 39.426686][ T1516] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 39.428745][ T1516] gfs2: fsid=syz:syz.0: jid=0: Done [ 39.430027][ T4291] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 39.611723][ T4291] ------------[ cut here ]------------ [ 39.612942][ T4291] WARNING: CPU: 0 PID: 4291 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 39.614918][ T4291] Modules linked in: [ 39.615697][ T4291] CPU: 0 PID: 4291 Comm: syz-executor167 Not tainted 6.1.115-syzkaller #0 [ 39.617444][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.619563][ T4291] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.621119][ T4291] pc : __folio_mark_dirty+0x878/0xd04 [ 39.622235][ T4291] lr : __folio_mark_dirty+0x878/0xd04 [ 39.623347][ T4291] sp : ffff8000238876e0 [ 39.624203][ T4291] x29: ffff800023887700 x28: dfff800000000000 x27: 1fffe000180a8d52 [ 39.625888][ T4291] x26: 0000000000000000 x25: ffff0000c0546a90 x24: 0000000000000001 [ 39.627542][ T4291] x23: 0000000000000000 x22: fffffc00037f0088 x21: 1fffff80006fe010 [ 39.629118][ T4291] x20: ffff0000c3692258 x19: fffffc00037f0080 x18: ffff8000238873c0 [ 39.630778][ T4291] x17: ffff800018aab000 x16: ffff800008304afc x15: ffff80001858bf80 [ 39.632447][ T4291] x14: ffff0000d83fc1f8 x13: dfff800000000000 x12: 0000000000000001 [ 39.633987][ T4291] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008779990 [ 39.635670][ T4291] x8 : ffff0000d83fb780 x7 : 0000000000000000 x6 : 0000000000000000 [ 39.637345][ T4291] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008afee18 [ 39.639096][ T4291] x2 : ffff0000ce400060 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.640843][ T4291] Call trace: [ 39.641499][ T4291] __folio_mark_dirty+0x878/0xd04 [ 39.642537][ T4291] mark_buffer_dirty+0x2c0/0x624 [ 39.643602][ T4291] gfs2_unpin+0x120/0x954 [ 39.644478][ T4291] buf_lo_after_commit+0x134/0x18c [ 39.645527][ T4291] gfs2_log_flush+0xc4c/0x1b20 [ 39.646489][ T4291] gfs2_kill_sb+0x5c/0xd4 [ 39.647346][ T4291] deactivate_locked_super+0xac/0x124 [ 39.648569][ T4291] deactivate_super+0xf0/0x110 [ 39.649561][ T4291] cleanup_mnt+0x394/0x41c [ 39.650494][ T4291] __cleanup_mnt+0x20/0x30 [ 39.651377][ T4291] task_work_run+0x240/0x2f0 [ 39.652211][ T4291] do_exit+0x554/0x1a88 [ 39.653100][ T4291] do_group_exit+0x194/0x22c [ 39.654017][ T4291] __wake_up_parent+0x0/0x60 [ 39.654944][ T4291] invoke_syscall+0x98/0x2c0 [ 39.655990][ T4291] el0_svc_common+0x138/0x258 [ 39.656852][ T4291] do_el0_svc+0x64/0x218 [ 39.657746][ T4291] el0_svc+0x58/0x168 [ 39.658567][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 39.659574][ T4291] el0t_64_sync+0x18c/0x190 [ 39.660536][ T4291] irq event stamp: 133924 [ 39.661411][ T4291] hardirqs last enabled at (133923): [] folio_memcg_lock+0xf4/0x20c [ 39.663385][ T4291] hardirqs last disabled at (133924): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.665418][ T4291] softirqs last enabled at (131934): [] local_bh_enable+0x10/0x34 [ 39.667394][ T4291] softirqs last disabled at (131932): [] local_bh_disable+0x10/0x34 [ 39.669316][ T4291] ---[ end trace 0000000000000000 ]--- [ 39.672190][ T4291] ------------[ cut here ]------------ [ 39.673239][ T4291] WARNING: CPU: 1 PID: 4291 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 39.675615][ T4291] Modules linked in: [ 39.676404][ T4291] CPU: 1 PID: 4291 Comm: syz-executor167 Tainted: G W 6.1.115-syzkaller #0 [ 39.678370][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.680399][ T4291] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.681992][ T4291] pc : __folio_start_writeback+0x8fc/0xaf8 [ 39.683195][ T4291] lr : __folio_start_writeback+0x8fc/0xaf8 [ 39.684346][ T4291] sp : ffff800023887160 [ 39.685170][ T4291] x29: ffff800023887240 x28: 0000000000000000 x27: ffff700004710e34 [ 39.686783][ T4291] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000c3692250 [ 39.688481][ T4291] x23: ffff8000238871c0 x22: ffff0000c05468e8 x21: 0000000000000001 [ 39.690088][ T4291] x20: fffffc00037f0088 x19: fffffc00037f0080 x18: ffff8000238872c0 [ 39.691630][ T4291] x17: ffff800018aab000 x16: ffff800008304afc x15: 0000000000000000 [ 39.693240][ T4291] x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000001 [ 39.694914][ T4291] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000877bf70 [ 39.696547][ T4291] x8 : ffff0000d83fb780 x7 : ffff80000877b9cc x6 : 0000000000000000 [ 39.698191][ T4291] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000877ba0c [ 39.699780][ T4291] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.701604][ T4291] Call trace: [ 39.702236][ T4291] __folio_start_writeback+0x8fc/0xaf8 [ 39.703366][ T4291] set_page_writeback+0x5c/0x7c [ 39.704327][ T4291] gfs2_aspace_writepage+0x524/0x6f8 [ 39.705403][ T4291] __gfs2_writepage+0x70/0x18c [ 39.706370][ T4291] write_cache_pages+0x7fc/0xf60 [ 39.707377][ T4291] gfs2_ail1_flush+0x7bc/0xa40 [ 39.708379][ T4291] empty_ail1_list+0x150/0x234 [ 39.709354][ T4291] gfs2_log_flush+0x1588/0x1b20 [ 39.710354][ T4291] gfs2_kill_sb+0x5c/0xd4 [ 39.711321][ T4291] deactivate_locked_super+0xac/0x124 [ 39.712356][ T4291] deactivate_super+0xf0/0x110 [ 39.713329][ T4291] cleanup_mnt+0x394/0x41c [ 39.714308][ T4291] __cleanup_mnt+0x20/0x30 [ 39.715359][ T4291] task_work_run+0x240/0x2f0 [ 39.716388][ T4291] do_exit+0x554/0x1a88 [ 39.717219][ T4291] do_group_exit+0x194/0x22c [ 39.718313][ T4291] __wake_up_parent+0x0/0x60 [ 39.719304][ T4291] invoke_syscall+0x98/0x2c0 [ 39.720337][ T4291] el0_svc_common+0x138/0x258 [ 39.721283][ T4291] do_el0_svc+0x64/0x218 [ 39.722242][ T4291] el0_svc+0x58/0x168 [ 39.723058][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 39.724033][ T4291] el0t_64_sync+0x18c/0x190 [ 39.724965][ T4291] irq event stamp: 133970 [ 39.725858][ T4291] hardirqs last enabled at (133969): [] folio_memcg_lock+0xf4/0x20c [ 39.727887][ T4291] hardirqs last disabled at (133970): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.729969][ T4291] softirqs last enabled at (133940): [] handle_softirqs+0xb84/0xd58 [ 39.731989][ T4291] softirqs last disabled at (133927): [] __do_softirq+0x14/0x20 [ 39.733883][ T4291] ---[ end trace 0000000000000000 ]--- [ 39.736769][ C0] ------------[ cut here ]------------ [ 39.738148][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 39.740372][ C0] Modules linked in: [ 39.741174][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.115-syzkaller #0 [ 39.743150][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.745309][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.746940][ C0] pc : __folio_end_writeback+0x7d8/0x9c8 [ 39.748196][ C0] lr : __folio_end_writeback+0x7d8/0x9c8 [ 39.749325][ C0] sp : ffff80001d177970 [ 39.750262][ C0] x29: ffff80001d177990 x28: dfff800000000000 x27: 1fffff800064a5d8 [ 39.752024][ C0] x26: 0000000000000000 x25: ffff0000c05468e8 x24: 05ffd60000002052 [ 39.753704][ C0] x23: 0000000000000003 x22: ffff0000c36902a0 x21: ffff0000c36902a8 [ 39.755408][ C0] x20: 0000000000000001 x19: fffffc0003252ec0 x18: 1fffe0003679f176 [ 39.757012][ C0] x17: ffff8000159cd000 x16: ffff800008304afc x15: 0000000000000000 [ 39.758682][ C0] x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000003 [ 39.760355][ C0] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000877b484 [ 39.761986][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 39.763588][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 39.765317][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.767032][ C0] Call trace: [ 39.767688][ C0] __folio_end_writeback+0x7d8/0x9c8 [ 39.768774][ C0] folio_end_writeback+0x12c/0x420 [ 39.769873][ C0] end_page_writeback+0x58/0x74 [ 39.770919][ C0] end_buffer_async_write+0x398/0x53c [ 39.771974][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 39.772978][ C0] bio_endio+0x7c8/0x80c [ 39.773863][ C0] blk_update_request+0x4ac/0xdf0 [ 39.774926][ C0] blk_mq_end_request+0x54/0x88 [ 39.775877][ C0] lo_complete_rq+0x140/0x258 [ 39.776769][ C0] blk_done_softirq+0x11c/0x168 [ 39.777717][ C0] handle_softirqs+0x318/0xd58 [ 39.778754][ C0] run_ksoftirqd+0x6c/0x29c [ 39.779597][ C0] smpboot_thread_fn+0x4b0/0x96c [ 39.780615][ C0] kthread+0x250/0x2d8 [ 39.781422][ C0] ret_from_fork+0x10/0x20 [ 39.782328][ C0] irq event stamp: 269487 [ 39.783255][ C0] hardirqs last enabled at (269486): [] folio_memcg_lock+0xf4/0x20c [ 39.785348][ C0] hardirqs last disabled at (269487): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.787382][ C0] softirqs last enabled at (269476): [] handle_softirqs+0xb84/0xd58 [ 39.789367][ C0] softirqs last disabled at (269481): [] run_ksoftirqd+0x6c/0x29c [ 39.791278][ C0] ---[ end trace 0000000000000000 ]---