Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. executing program [ 38.994805][ T4294] loop0: detected capacity change from 0 to 32768 [ 38.999712][ T4294] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 39.002157][ T4294] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 39.019751][ T4294] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 39.024148][ T1515] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 39.025957][ T1515] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 39.047474][ T1515] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 39.049810][ T1515] gfs2: fsid=syz:syz.0: jid=0: Done [ 39.051516][ T4294] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 39.201292][ T4294] ------------[ cut here ]------------ [ 39.203023][ T4294] WARNING: CPU: 1 PID: 4294 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 39.205893][ T4294] Modules linked in: [ 39.206986][ T4294] CPU: 1 PID: 4294 Comm: syz-executor241 Not tainted 6.1.141-syzkaller #0 [ 39.209262][ T4294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 39.211964][ T4294] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.214033][ T4294] pc : __folio_mark_dirty+0x8a0/0xce0 [ 39.215499][ T4294] lr : __folio_mark_dirty+0x8a0/0xce0 [ 39.216942][ T4294] sp : ffff8000205d7700 [ 39.218028][ T4294] x29: ffff8000205d7720 x28: 1fffff80006646f0 x27: dfff800000000000 [ 39.220192][ T4294] x26: 0000000000000000 x25: ffff0000c0482890 x24: 0000000000000001 [ 39.222370][ T4294] x23: 0000000000000000 x22: fffffc0003323788 x21: 1fffe00018090512 [ 39.224613][ T4294] x20: ffff0000d9cf82a0 x19: fffffc0003323780 x18: ffff800011a7bce0 [ 39.226737][ T4294] x17: ffff8000181a1000 x16: ffff8000082d0750 x15: ffff800017c81fc0 [ 39.228895][ T4294] x14: ffff0000ddc6a658 x13: ffff0000ddc6a6d0 x12: 0000000000ff0100 [ 39.231101][ T4294] x11: ff008000086fa924 x10: 0000000000000000 x9 : ffff8000086fa924 [ 39.233366][ T4294] x8 : ffff0000ddc69bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 39.235600][ T4294] x5 : ffff8000182e4a10 x4 : 0000000000000008 x3 : ffff800008a45288 [ 39.237787][ T4294] x2 : ffff0000ce69a060 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.239931][ T4294] Call trace: [ 39.240825][ T4294] __folio_mark_dirty+0x8a0/0xce0 [ 39.242212][ T4294] mark_buffer_dirty+0x2b8/0x5cc [ 39.243567][ T4294] gfs2_unpin+0x120/0x914 [ 39.244756][ T4294] buf_lo_after_commit+0x140/0x188 [ 39.246107][ T4294] gfs2_log_flush+0xbc8/0x1aa0 [ 39.247416][ T4294] gfs2_kill_sb+0x5c/0xd4 [ 39.248568][ T4294] deactivate_locked_super+0xac/0x124 [ 39.250098][ T4294] deactivate_super+0xe8/0x108 [ 39.251370][ T4294] cleanup_mnt+0x37c/0x404 [ 39.252508][ T4294] __cleanup_mnt+0x20/0x30 [ 39.253710][ T4294] task_work_run+0x1ec/0x270 [ 39.255006][ T4294] do_exit+0x544/0x19a8 [ 39.256124][ T4294] do_group_exit+0x194/0x22c [ 39.257451][ T4294] __wake_up_parent+0x0/0x60 [ 39.258722][ T4294] invoke_syscall+0x98/0x2bc [ 39.260019][ T4294] el0_svc_common+0x138/0x258 [ 39.261284][ T4294] do_el0_svc+0x58/0x13c [ 39.262398][ T4294] el0_svc+0x58/0x138 [ 39.263501][ T4294] el0t_64_sync_handler+0x84/0xf0 [ 39.264872][ T4294] el0t_64_sync+0x18c/0x190 [ 39.266275][ T4294] irq event stamp: 130852 [ 39.267385][ T4294] hardirqs last enabled at (130851): [] folio_memcg_lock+0xe8/0x1fc [ 39.269836][ T4294] hardirqs last disabled at (130852): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.272530][ T4294] softirqs last enabled at (130846): [] handle_softirqs+0xaf8/0xc6c [ 39.275035][ T4294] softirqs last disabled at (130837): [] __do_softirq+0x14/0x20 [ 39.277509][ T4294] ---[ end trace 0000000000000000 ]--- [ 39.279573][ T4294] ------------[ cut here ]------------ [ 39.281124][ T4294] WARNING: CPU: 1 PID: 4294 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 39.284023][ T4294] Modules linked in: [ 39.285061][ T4294] CPU: 1 PID: 4294 Comm: syz-executor241 Tainted: G W 6.1.141-syzkaller #0 [ 39.287765][ T4294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 39.290457][ T4294] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.292537][ T4294] pc : __folio_start_writeback+0x868/0xa68 [ 39.294135][ T4294] lr : __folio_start_writeback+0x868/0xa68 [ 39.295781][ T4294] sp : ffff8000205d71a0 [ 39.296946][ T4294] x29: ffff8000205d7280 x28: dfff800000000000 x27: 0000000000000000 [ 39.299231][ T4294] x26: ffff7000040bae3c x25: 0000000000000000 x24: ffff0000d9cf82a0 [ 39.301385][ T4294] x23: ffff8000205d7200 x22: ffff0000c04826e8 x21: 0000000000000001 [ 39.303532][ T4294] x20: fffffc0003323788 x19: fffffc0003323780 x18: ffff800011a7bce0 [ 39.305743][ T4294] x17: ffff8000181a1000 x16: ffff8000082d0750 x15: 0000000000000000 [ 39.307944][ T4294] x14: 0000000000000406 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 39.310135][ T4294] x11: ff008000086fce3c x10: 0000000000000000 x9 : ffff8000086fce3c [ 39.312338][ T4294] x8 : ffff0000ddc69bc0 x7 : ffff8000086fc8bc x6 : 0000000000000000 [ 39.314456][ T4294] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fc8fc [ 39.316629][ T4294] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.318790][ T4294] Call trace: [ 39.319634][ T4294] __folio_start_writeback+0x868/0xa68 [ 39.321099][ T4294] set_page_writeback+0x5c/0x7c [ 39.322419][ T4294] gfs2_aspace_writepage+0x520/0x6e8 [ 39.323872][ T4294] __gfs2_writepage+0x70/0x18c [ 39.325181][ T4294] write_cache_pages+0x73c/0xdd4 [ 39.326545][ T4294] gfs2_ail1_flush+0x7c0/0xa00 [ 39.327841][ T4294] empty_ail1_list+0x110/0x1ec [ 39.329131][ T4294] gfs2_log_flush+0x1258/0x1aa0 [ 39.330566][ T4294] gfs2_kill_sb+0x5c/0xd4 [ 39.331738][ T4294] deactivate_locked_super+0xac/0x124 [ 39.333169][ T4294] deactivate_super+0xe8/0x108 [ 39.334490][ T4294] cleanup_mnt+0x37c/0x404 [ 39.335694][ T4294] __cleanup_mnt+0x20/0x30 [ 39.336858][ T4294] task_work_run+0x1ec/0x270 [ 39.338140][ T4294] do_exit+0x544/0x19a8 [ 39.339245][ T4294] do_group_exit+0x194/0x22c [ 39.340611][ T4294] __wake_up_parent+0x0/0x60 [ 39.341841][ T4294] invoke_syscall+0x98/0x2bc [ 39.343100][ T4294] el0_svc_common+0x138/0x258 [ 39.344391][ T4294] do_el0_svc+0x58/0x13c [ 39.345550][ T4294] el0_svc+0x58/0x138 [ 39.346616][ T4294] el0t_64_sync_handler+0x84/0xf0 [ 39.348012][ T4294] el0t_64_sync+0x18c/0x190 [ 39.349200][ T4294] irq event stamp: 130878 [ 39.350327][ T4294] hardirqs last enabled at (130877): [] folio_memcg_lock+0xe8/0x1fc [ 39.352995][ T4294] hardirqs last disabled at (130878): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.355681][ T4294] softirqs last enabled at (130866): [] handle_softirqs+0xaf8/0xc6c [ 39.358236][ T4294] softirqs last disabled at (130857): [] __do_softirq+0x14/0x20 [ 39.360720][ T4294] ---[ end trace 0000000000000000 ]--- [ 39.363203][ C0] ------------[ cut here ]------------ [ 39.364832][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 39.367636][ C0] Modules linked in: [ 39.368709][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.141-syzkaller #0 [ 39.371334][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 39.374105][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 39.376272][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 39.377859][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 39.379436][ C0] sp : ffff80001c877960 [ 39.380566][ C0] x29: ffff80001c877980 x28: dfff800000000000 x27: ffff0000c04826e8 [ 39.382751][ C0] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff80006646f0 [ 39.384911][ C0] x23: 0000000000000001 x22: ffff0000d9cf82a0 x21: ffff0000d9cf82a8 [ 39.387369][ C0] x20: 0000000000000001 x19: fffffc0003323780 x18: ffff800011a7bce0 [ 39.389396][ C0] x17: 1fffe00033ee7176 x16: ffff8000082d0750 x15: ffff80001506d000 [ 39.391368][ C0] x14: 0000000000000100 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 39.393464][ C0] x11: ff008000086fc3c8 x10: 0000000000000000 x9 : ffff8000086fc3c8 [ 39.395487][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 39.397556][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 39.399628][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 39.401968][ C0] Call trace: [ 39.402903][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 39.404290][ C0] folio_end_writeback+0x12c/0x41c [ 39.405600][ C0] end_page_writeback+0x58/0x74 [ 39.406878][ C0] end_buffer_async_write+0x32c/0x508 [ 39.408242][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 39.409451][ C0] bio_endio+0x770/0x7b4 [ 39.410596][ C0] blk_update_request+0x49c/0xbec [ 39.412035][ C0] blk_mq_end_request+0x54/0x88 [ 39.413436][ C0] lo_complete_rq+0x1ec/0x250 [ 39.414628][ C0] blk_done_softirq+0x11c/0x168 [ 39.415810][ C0] handle_softirqs+0x318/0xc6c [ 39.417134][ C0] run_ksoftirqd+0x7c/0x2a0 [ 39.418230][ C0] smpboot_thread_fn+0x4b0/0x964 [ 39.419415][ C0] kthread+0x250/0x2d8 [ 39.420465][ C0] ret_from_fork+0x10/0x20 [ 39.421628][ C0] irq event stamp: 297711 [ 39.422790][ C0] hardirqs last enabled at (297710): [] folio_memcg_lock+0xe8/0x1fc [ 39.425402][ C0] hardirqs last disabled at (297711): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.428177][ C0] softirqs last enabled at (297700): [] handle_softirqs+0xaf8/0xc6c [ 39.430846][ C0] softirqs last disabled at (297705): [] run_ksoftirqd+0x7c/0x2a0 [ 39.433410][ C0] ---[ end trace 0000000000000000 ]---