Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts. executing program [ 36.902739][ T4293] loop0: detected capacity change from 0 to 32768 [ 36.907841][ T4293] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 36.909982][ T4293] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 36.923149][ T4293] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 36.926959][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 36.928873][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 36.958923][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 36.961393][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 36.962979][ T4293] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 37.154967][ T4293] ------------[ cut here ]------------ [ 37.156633][ T4293] WARNING: CPU: 1 PID: 4293 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 37.159322][ T4293] Modules linked in: [ 37.160314][ T4293] CPU: 1 PID: 4293 Comm: syz-executor152 Not tainted 6.1.141-syzkaller #0 [ 37.162504][ T4293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 37.165176][ T4293] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.167064][ T4293] pc : __folio_mark_dirty+0x8a0/0xce0 [ 37.168357][ T4293] lr : __folio_mark_dirty+0x8a0/0xce0 [ 37.169650][ T4293] sp : ffff800020497700 [ 37.170717][ T4293] x29: ffff800020497720 x28: 1fffff800064b420 x27: dfff800000000000 [ 37.172921][ T4293] x26: 0000000000000000 x25: ffff0000c0481d90 x24: 0000000000000001 [ 37.175129][ T4293] x23: 0000000000000000 x22: fffffc000325a108 x21: 1fffe000180903b2 [ 37.177278][ T4293] x20: ffff0000db2c42a0 x19: fffffc000325a100 x18: ffff800011a7bce0 [ 37.179468][ T4293] x17: ffff8000181a1000 x16: ffff8000082d0750 x15: ffff800017c81fc0 [ 37.181658][ T4293] x14: ffff0000d50addd8 x13: ffff0000d50ade50 x12: 0000000000ff0100 [ 37.183880][ T4293] x11: ff008000086fa924 x10: 0000000000000000 x9 : ffff8000086fa924 [ 37.186005][ T4293] x8 : ffff0000d50ad340 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.188149][ T4293] x5 : ffff8000182e67e8 x4 : 0000000000000008 x3 : ffff800008a45288 [ 37.190336][ T4293] x2 : ffff0000ceb92060 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.192485][ T4293] Call trace: [ 37.193372][ T4293] __folio_mark_dirty+0x8a0/0xce0 [ 37.194763][ T4293] mark_buffer_dirty+0x2b8/0x5cc [ 37.196099][ T4293] gfs2_unpin+0x120/0x914 [ 37.197254][ T4293] buf_lo_after_commit+0x140/0x188 [ 37.198658][ T4293] gfs2_log_flush+0xbc8/0x1aa0 [ 37.199961][ T4293] gfs2_kill_sb+0x5c/0xd4 [ 37.201143][ T4293] deactivate_locked_super+0xac/0x124 [ 37.202751][ T4293] deactivate_super+0xe8/0x108 [ 37.204084][ T4293] cleanup_mnt+0x37c/0x404 [ 37.205306][ T4293] __cleanup_mnt+0x20/0x30 [ 37.206560][ T4293] task_work_run+0x1ec/0x270 [ 37.207845][ T4293] do_exit+0x544/0x19a8 [ 37.208983][ T4293] do_group_exit+0x194/0x22c [ 37.210257][ T4293] __wake_up_parent+0x0/0x60 [ 37.211550][ T4293] invoke_syscall+0x98/0x2bc [ 37.212876][ T4293] el0_svc_common+0x138/0x258 [ 37.214198][ T4293] do_el0_svc+0x58/0x13c [ 37.215368][ T4293] el0_svc+0x58/0x138 [ 37.216464][ T4293] el0t_64_sync_handler+0x84/0xf0 [ 37.217867][ T4293] el0t_64_sync+0x18c/0x190 [ 37.219097][ T4293] irq event stamp: 133236 [ 37.220249][ T4293] hardirqs last enabled at (133235): [] folio_memcg_lock+0xe8/0x1fc [ 37.222885][ T4293] hardirqs last disabled at (133236): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.225674][ T4293] softirqs last enabled at (131246): [] local_bh_enable+0x10/0x34 [ 37.228267][ T4293] softirqs last disabled at (131244): [] local_bh_disable+0x10/0x34 [ 37.230915][ T4293] ---[ end trace 0000000000000000 ]--- [ 37.234549][ T4293] ------------[ cut here ]------------ [ 37.236089][ T4293] WARNING: CPU: 0 PID: 4293 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 37.238873][ T4293] Modules linked in: [ 37.239881][ T4293] CPU: 0 PID: 4293 Comm: syz-executor152 Tainted: G W 6.1.141-syzkaller #0 [ 37.242466][ T4293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 37.245137][ T4293] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.247201][ T4293] pc : __folio_start_writeback+0x868/0xa68 [ 37.248719][ T4293] lr : __folio_start_writeback+0x868/0xa68 [ 37.250317][ T4293] sp : ffff8000204971a0 [ 37.251414][ T4293] x29: ffff800020497280 x28: dfff800000000000 x27: 0000000000000000 [ 37.253548][ T4293] x26: ffff700004092e3c x25: 0000000000000000 x24: ffff0000db2c42a0 [ 37.255667][ T4293] x23: ffff800020497200 x22: ffff0000c0481be8 x21: 0000000000000001 [ 37.257773][ T4293] x20: fffffc000325a108 x19: fffffc000325a100 x18: ffff800011a7bce0 [ 37.259922][ T4293] x17: ffff8000181a1000 x16: ffff8000082d0750 x15: 0000000000000000 [ 37.262079][ T4293] x14: 0000000000000406 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 37.264173][ T4293] x11: ff008000086fce3c x10: 0000000000000000 x9 : ffff8000086fce3c [ 37.266333][ T4293] x8 : ffff0000d50ad340 x7 : ffff8000086fc8bc x6 : 0000000000000000 [ 37.268436][ T4293] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fc8fc [ 37.270530][ T4293] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.272606][ T4293] Call trace: [ 37.273500][ T4293] __folio_start_writeback+0x868/0xa68 [ 37.274983][ T4293] set_page_writeback+0x5c/0x7c [ 37.276246][ T4293] gfs2_aspace_writepage+0x520/0x6e8 [ 37.277615][ T4293] __gfs2_writepage+0x70/0x18c [ 37.278926][ T4293] write_cache_pages+0x73c/0xdd4 [ 37.280285][ T4293] gfs2_ail1_flush+0x7c0/0xa00 [ 37.281583][ T4293] empty_ail1_list+0x110/0x1ec [ 37.282829][ T4293] gfs2_log_flush+0x1258/0x1aa0 [ 37.284091][ T4293] gfs2_kill_sb+0x5c/0xd4 [ 37.285248][ T4293] deactivate_locked_super+0xac/0x124 [ 37.286691][ T4293] deactivate_super+0xe8/0x108 [ 37.287997][ T4293] cleanup_mnt+0x37c/0x404 [ 37.289150][ T4293] __cleanup_mnt+0x20/0x30 [ 37.290308][ T4293] task_work_run+0x1ec/0x270 [ 37.291487][ T4293] do_exit+0x544/0x19a8 [ 37.292646][ T4293] do_group_exit+0x194/0x22c [ 37.293860][ T4293] __wake_up_parent+0x0/0x60 [ 37.295104][ T4293] invoke_syscall+0x98/0x2bc [ 37.296345][ T4293] el0_svc_common+0x138/0x258 [ 37.297654][ T4293] do_el0_svc+0x58/0x13c [ 37.298795][ T4293] el0_svc+0x58/0x138 [ 37.299835][ T4293] el0t_64_sync_handler+0x84/0xf0 [ 37.301219][ T4293] el0t_64_sync+0x18c/0x190 [ 37.302463][ T4293] irq event stamp: 133520 [ 37.303617][ T4293] hardirqs last enabled at (133519): [] folio_memcg_lock+0xe8/0x1fc [ 37.306212][ T4293] hardirqs last disabled at (133520): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.308995][ T4293] softirqs last enabled at (133514): [] handle_softirqs+0xaf8/0xc6c [ 37.311629][ T4293] softirqs last disabled at (133363): [] __do_softirq+0x14/0x20 [ 37.314093][ T4293] ---[ end trace 0000000000000000 ]--- [ 37.317685][ C0] ------------[ cut here ]------------ [ 37.319264][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 37.322015][ C0] Modules linked in: [ 37.323037][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.141-syzkaller #0 [ 37.325336][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 37.327773][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.329612][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 37.330941][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 37.332299][ C0] sp : ffff80001c877960 [ 37.333311][ C0] x29: ffff80001c877980 x28: dfff800000000000 x27: ffff0000c0481be8 [ 37.335401][ C0] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff800064b420 [ 37.337549][ C0] x23: 0000000000000001 x22: ffff0000db2c42a0 x21: ffff0000db2c42a8 [ 37.339675][ C0] x20: 0000000000000001 x19: fffffc000325a100 x18: ffff800011a7bce0 [ 37.341830][ C0] x17: 1fffe00033ee2f76 x16: ffff8000082d0750 x15: 0000000000000000 [ 37.343976][ C0] x14: 0000000000000002 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 37.346146][ C0] x11: ff008000086fc3c8 x10: 0000000000000000 x9 : ffff8000086fc3c8 [ 37.348304][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.350401][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 37.352542][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.354701][ C0] Call trace: [ 37.355523][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 37.357004][ C0] folio_end_writeback+0x12c/0x41c [ 37.358343][ C0] end_page_writeback+0x58/0x74 [ 37.359664][ C0] end_buffer_async_write+0x32c/0x508 [ 37.361053][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 37.362369][ C0] bio_endio+0x770/0x7b4 [ 37.363491][ C0] blk_update_request+0x49c/0xbec [ 37.364839][ C0] blk_mq_end_request+0x54/0x88 [ 37.366123][ C0] lo_complete_rq+0x1ec/0x250 [ 37.367384][ C0] blk_done_softirq+0x11c/0x168 [ 37.368706][ C0] handle_softirqs+0x318/0xc6c [ 37.369999][ C0] run_ksoftirqd+0x7c/0x2a0 [ 37.371164][ C0] smpboot_thread_fn+0x4b0/0x964 [ 37.372477][ C0] kthread+0x250/0x2d8 [ 37.373535][ C0] ret_from_fork+0x10/0x20 [ 37.374695][ C0] irq event stamp: 260065 [ 37.375818][ C0] hardirqs last enabled at (260064): [] folio_memcg_lock+0xe8/0x1fc [ 37.378315][ C0] hardirqs last disabled at (260065): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.380929][ C0] softirqs last enabled at (260054): [] handle_softirqs+0xaf8/0xc6c [ 37.383624][ C0] softirqs last disabled at (260059): [] run_ksoftirqd+0x7c/0x2a0 [ 37.386122][ C0] ---[ end trace 0000000000000000 ]---