Warning: Permanently added '10.128.1.121' (ED25519) to the list of known hosts. executing program [ 41.328649][ T4295] loop0: detected capacity change from 0 to 32768 [ 41.334560][ T4295] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 41.336825][ T4295] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 41.355079][ T4295] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 41.359697][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 41.361593][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 41.394531][ T24] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 41.397031][ T24] gfs2: fsid=syz:syz.0: jid=0: Done [ 41.399209][ T4295] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 41.600186][ T4295] ------------[ cut here ]------------ [ 41.602048][ T4295] WARNING: CPU: 0 PID: 4295 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 41.604786][ T4295] Modules linked in: [ 41.605792][ T4295] CPU: 0 PID: 4295 Comm: syz-executor273 Not tainted 6.1.140-syzkaller #0 [ 41.608086][ T4295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 41.610859][ T4295] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.613018][ T4295] pc : __folio_mark_dirty+0x8a0/0xce0 [ 41.614672][ T4295] lr : __folio_mark_dirty+0x8a0/0xce0 [ 41.616173][ T4295] sp : ffff8000206c7700 [ 41.617309][ T4295] x29: ffff8000206c7720 x28: 1fffff80006ce0d8 x27: dfff800000000000 [ 41.619662][ T4295] x26: 0000000000000000 x25: ffff0000c0543e90 x24: 0000000000000001 [ 41.622028][ T4295] x23: 0000000000000000 x22: fffffc00036706c8 x21: 1fffe000180a87d2 [ 41.624270][ T4295] x20: ffff0000d4676250 x19: fffffc00036706c0 x18: ffff800011a7bd00 [ 41.626512][ T4295] x17: ffff8000181a0000 x16: ffff8000082d076c x15: ffff800017c80fc0 [ 41.628808][ T4295] x14: ffff0000d4f84218 x13: ffff0000d4f84290 x12: 0000000000ff0100 [ 41.631012][ T4295] x11: ff008000086fab68 x10: 0000000000000000 x9 : ffff8000086fab68 [ 41.633289][ T4295] x8 : ffff0000d4f83780 x7 : 0000000000000000 x6 : 0000000000000000 [ 41.635563][ T4295] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a454b0 [ 41.637916][ T4295] x2 : ffff0000ce50c060 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.640227][ T4295] Call trace: [ 41.641157][ T4295] __folio_mark_dirty+0x8a0/0xce0 [ 41.642550][ T4295] mark_buffer_dirty+0x2b8/0x5cc [ 41.643957][ T4295] gfs2_unpin+0x120/0x914 [ 41.645219][ T4295] buf_lo_after_commit+0x140/0x188 [ 41.646657][ T4295] gfs2_log_flush+0xbc8/0x1aa0 [ 41.648009][ T4295] gfs2_kill_sb+0x5c/0xd4 [ 41.649237][ T4295] deactivate_locked_super+0xac/0x124 [ 41.650765][ T4295] deactivate_super+0xe8/0x108 [ 41.652098][ T4295] cleanup_mnt+0x37c/0x404 [ 41.653374][ T4295] __cleanup_mnt+0x20/0x30 [ 41.654610][ T4295] task_work_run+0x1ec/0x270 [ 41.655959][ T4295] do_exit+0x544/0x19a8 [ 41.657129][ T4295] do_group_exit+0x194/0x22c [ 41.658422][ T4295] __wake_up_parent+0x0/0x60 [ 41.659682][ T4295] invoke_syscall+0x98/0x2bc [ 41.660962][ T4295] el0_svc_common+0x138/0x258 [ 41.662285][ T4295] do_el0_svc+0x58/0x13c [ 41.663436][ T4295] el0_svc+0x58/0x138 [ 41.664472][ T4295] el0t_64_sync_handler+0x84/0xf0 [ 41.665902][ T4295] el0t_64_sync+0x18c/0x190 [ 41.667174][ T4295] irq event stamp: 134204 [ 41.668364][ T4295] hardirqs last enabled at (134203): [] folio_memcg_lock+0xe8/0x1fc [ 41.671040][ T4295] hardirqs last disabled at (134204): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 41.673903][ T4295] softirqs last enabled at (133930): [] handle_softirqs+0xaf8/0xc6c [ 41.676673][ T4295] softirqs last disabled at (133921): [] __do_softirq+0x14/0x20 [ 41.679291][ T4295] ---[ end trace 0000000000000000 ]--- [ 41.681924][ T4295] ------------[ cut here ]------------ [ 41.683482][ T4295] WARNING: CPU: 0 PID: 4295 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 41.686502][ T4295] Modules linked in: [ 41.687595][ T4295] CPU: 0 PID: 4295 Comm: syz-executor273 Tainted: G W 6.1.140-syzkaller #0 [ 41.690385][ T4295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 41.693224][ T4295] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.695580][ T4295] pc : __folio_start_writeback+0x868/0xa68 [ 41.697189][ T4295] lr : __folio_start_writeback+0x868/0xa68 [ 41.698863][ T4295] sp : ffff8000206c71a0 [ 41.700003][ T4295] x29: ffff8000206c7280 x28: dfff800000000000 x27: 0000000000000000 [ 41.702284][ T4295] x26: ffff7000040d8e3c x25: 0000000000000000 x24: ffff0000d4676250 [ 41.704520][ T4295] x23: ffff8000206c7200 x22: ffff0000c0543ce8 x21: 0000000000000001 [ 41.706812][ T4295] x20: fffffc00036706c8 x19: fffffc00036706c0 x18: ffff800011a7bd00 [ 41.709018][ T4295] x17: ffff8000181a0000 x16: ffff8000082d076c x15: 0000000000000000 [ 41.711303][ T4295] x14: 0000000000000406 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 41.713606][ T4295] x11: ff008000086fd080 x10: 0000000000000000 x9 : ffff8000086fd080 [ 41.715961][ T4295] x8 : ffff0000d4f83780 x7 : ffff8000086fcb00 x6 : 0000000000000000 [ 41.718269][ T4295] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fcb40 [ 41.720559][ T4295] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.722799][ T4295] Call trace: [ 41.723718][ T4295] __folio_start_writeback+0x868/0xa68 [ 41.725252][ T4295] set_page_writeback+0x5c/0x7c [ 41.726630][ T4295] gfs2_aspace_writepage+0x520/0x6e8 [ 41.728162][ T4295] __gfs2_writepage+0x70/0x18c [ 41.729451][ T4295] write_cache_pages+0x73c/0xdd4 [ 41.730907][ T4295] gfs2_ail1_flush+0x7c0/0xa00 [ 41.732271][ T4295] empty_ail1_list+0x110/0x1ec [ 41.733550][ T4295] gfs2_log_flush+0x1258/0x1aa0 [ 41.734954][ T4295] gfs2_kill_sb+0x5c/0xd4 [ 41.736205][ T4295] deactivate_locked_super+0xac/0x124 [ 41.737702][ T4295] deactivate_super+0xe8/0x108 [ 41.739033][ T4295] cleanup_mnt+0x37c/0x404 [ 41.740315][ T4295] __cleanup_mnt+0x20/0x30 [ 41.741633][ T4295] task_work_run+0x1ec/0x270 [ 41.742918][ T4295] do_exit+0x544/0x19a8 [ 41.744181][ T4295] do_group_exit+0x194/0x22c [ 41.745437][ T4295] __wake_up_parent+0x0/0x60 [ 41.746708][ T4295] invoke_syscall+0x98/0x2bc [ 41.748028][ T4295] el0_svc_common+0x138/0x258 [ 41.749351][ T4295] do_el0_svc+0x58/0x13c [ 41.750513][ T4295] el0_svc+0x58/0x138 [ 41.751640][ T4295] el0t_64_sync_handler+0x84/0xf0 [ 41.753067][ T4295] el0t_64_sync+0x18c/0x190 [ 41.754349][ T4295] irq event stamp: 134284 [ 41.755542][ T4295] hardirqs last enabled at (134283): [] folio_memcg_lock+0xe8/0x1fc [ 41.758195][ T4295] hardirqs last disabled at (134284): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 41.761015][ T4295] softirqs last enabled at (134256): [] handle_softirqs+0xaf8/0xc6c [ 41.763724][ T4295] softirqs last disabled at (134207): [] __do_softirq+0x14/0x20 [ 41.766249][ T4295] ---[ end trace 0000000000000000 ]--- [ 41.769348][ C1] ------------[ cut here ]------------ [ 41.771125][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 41.773944][ C1] Modules linked in: [ 41.774950][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W 6.1.140-syzkaller #0 [ 41.777519][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 41.780337][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.782585][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 41.784141][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 41.785669][ C1] sp : ffff80001c8e7960 [ 41.786816][ C1] x29: ffff80001c8e7980 x28: dfff800000000000 x27: ffff0000c0543ce8 [ 41.789069][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006631e0 [ 41.791350][ C1] x23: 0000000000000001 x22: ffff0000d46742a0 x21: ffff0000d46742a8 [ 41.793645][ C1] x20: 0000000000000001 x19: fffffc0003318f00 x18: ffff800011a7bd00 [ 41.795900][ C1] x17: 1fffe00033ee7176 x16: ffff8000082d076c x15: 0000000000000000 [ 41.798102][ C1] x14: 0000000000000002 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 41.800350][ C1] x11: ff008000086fc60c x10: 0000000000000000 x9 : ffff8000086fc60c [ 41.802582][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 41.804818][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 41.807084][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 41.809372][ C1] Call trace: [ 41.810270][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 41.811714][ C1] folio_end_writeback+0x12c/0x41c [ 41.813180][ C1] end_page_writeback+0x58/0x74 [ 41.814554][ C1] end_buffer_async_write+0x32c/0x508 [ 41.816042][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 41.817457][ C1] bio_endio+0x770/0x7b4 [ 41.818692][ C1] blk_update_request+0x49c/0xbec [ 41.820050][ C1] blk_mq_end_request+0x54/0x88 [ 41.821356][ C1] lo_complete_rq+0x1ec/0x250 [ 41.822730][ C1] blk_done_softirq+0x11c/0x168 [ 41.824063][ C1] handle_softirqs+0x318/0xc6c [ 41.825370][ C1] run_ksoftirqd+0x7c/0x2a0 [ 41.826625][ C1] smpboot_thread_fn+0x4b0/0x964 [ 41.827979][ C1] kthread+0x250/0x2d8 [ 41.829097][ C1] ret_from_fork+0x10/0x20 [ 41.830291][ C1] irq event stamp: 260099 [ 41.831428][ C1] hardirqs last enabled at (260098): [] folio_memcg_lock+0xe8/0x1fc [ 41.834175][ C1] hardirqs last disabled at (260099): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 41.837034][ C1] softirqs last enabled at (260088): [] handle_softirqs+0xaf8/0xc6c [ 41.839734][ C1] softirqs last disabled at (260093): [] run_ksoftirqd+0x7c/0x2a0 [ 41.842346][ C1] ---[ end trace 0000000000000000 ]---