Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. executing program syzkaller login: [ 37.704346][ T4289] loop0: detected capacity change from 0 to 32768 [ 37.708835][ T4289] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 37.710714][ T4289] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 37.723257][ T4289] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 37.726323][ T1962] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 37.727842][ T1962] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 37.753034][ T1962] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 25ms [ 37.755689][ T1962] gfs2: fsid=syz:syz.0: jid=0: Done [ 37.757194][ T4289] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 37.928800][ T4289] ------------[ cut here ]------------ [ 37.930050][ T4289] WARNING: CPU: 1 PID: 4289 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 37.932212][ T4289] Modules linked in: [ 37.933019][ T4289] CPU: 1 PID: 4289 Comm: syz-executor348 Not tainted 6.1.118-syzkaller #0 [ 37.934921][ T4289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 37.936985][ T4289] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.938550][ T4289] pc : __folio_mark_dirty+0x878/0xd04 [ 37.939786][ T4289] lr : __folio_mark_dirty+0x878/0xd04 [ 37.940873][ T4289] sp : ffff8000215976e0 [ 37.941772][ T4289] x29: ffff800021597700 x28: dfff800000000000 x27: 1fffe00018092932 [ 37.943512][ T4289] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 37.945070][ T4289] x23: 0000000000000000 x22: fffffc0003520ec8 x21: 1fffff80006a41d8 [ 37.946700][ T4289] x20: ffff0000ddbf6258 x19: fffffc0003520ec0 x18: ffff8000215973c0 [ 37.948288][ T4289] x17: ffff800018aab000 x16: ffff8000082ff2b8 x15: ffff80001858bf80 [ 37.949912][ T4289] x14: ffff0000c8ae41f8 x13: dfff800000000000 x12: 0000000000000001 [ 37.951545][ T4289] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008773e48 [ 37.953295][ T4289] x8 : ffff0000c8ae3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.955046][ T4289] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008af8ad8 [ 37.956718][ T4289] x2 : ffff0000ce9a8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.958512][ T4289] Call trace: [ 37.959246][ T4289] __folio_mark_dirty+0x878/0xd04 [ 37.960315][ T4289] mark_buffer_dirty+0x2c0/0x624 [ 37.961392][ T4289] gfs2_unpin+0x120/0x954 [ 37.962295][ T4289] buf_lo_after_commit+0x134/0x18c [ 37.963347][ T4289] gfs2_log_flush+0xc4c/0x1b20 [ 37.964311][ T4289] gfs2_kill_sb+0x5c/0xd4 [ 37.965247][ T4289] deactivate_locked_super+0xac/0x124 [ 37.966434][ T4289] deactivate_super+0xf0/0x110 [ 37.967375][ T4289] cleanup_mnt+0x394/0x41c [ 37.968241][ T4289] __cleanup_mnt+0x20/0x30 [ 37.969101][ T4289] task_work_run+0x240/0x2f0 [ 37.970029][ T4289] do_exit+0x554/0x1a88 [ 37.970868][ T4289] do_group_exit+0x194/0x22c [ 37.971792][ T4289] __wake_up_parent+0x0/0x60 [ 37.972804][ T4289] invoke_syscall+0x98/0x2bc [ 37.973784][ T4289] el0_svc_common+0x138/0x258 [ 37.974776][ T4289] do_el0_svc+0x58/0x13c [ 37.975645][ T4289] el0_svc+0x58/0x168 [ 37.976452][ T4289] el0t_64_sync_handler+0x84/0xf0 [ 37.977660][ T4289] el0t_64_sync+0x18c/0x190 [ 37.978589][ T4289] irq event stamp: 132104 [ 37.979494][ T4289] hardirqs last enabled at (132103): [] folio_memcg_lock+0xf4/0x20c [ 37.981441][ T4289] hardirqs last disabled at (132104): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.983530][ T4289] softirqs last enabled at (130106): [] local_bh_enable+0x10/0x34 [ 37.985571][ T4289] softirqs last disabled at (130104): [] local_bh_disable+0x10/0x34 [ 37.987568][ T4289] ---[ end trace 0000000000000000 ]--- [ 37.990766][ T4289] ------------[ cut here ]------------ [ 37.991952][ T4289] WARNING: CPU: 0 PID: 4289 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 37.994300][ T4289] Modules linked in: [ 37.995137][ T4289] CPU: 0 PID: 4289 Comm: syz-executor348 Tainted: G W 6.1.118-syzkaller #0 [ 37.997214][ T4289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 37.999287][ T4289] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.001040][ T4289] pc : __folio_start_writeback+0x8fc/0xaf8 [ 38.002248][ T4289] lr : __folio_start_writeback+0x8fc/0xaf8 [ 38.003516][ T4289] sp : ffff800021597160 [ 38.004258][ T4289] x29: ffff800021597240 x28: 0000000000000000 x27: ffff7000042b2e34 [ 38.005911][ T4289] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000ddbf6250 [ 38.007549][ T4289] x23: ffff8000215971c0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 38.009268][ T4289] x20: fffffc0003520ec8 x19: fffffc0003520ec0 x18: 1fffe0003679f176 [ 38.010998][ T4289] x17: ffff8000159cd000 x16: ffff8000082ff2b8 x15: 0000000000000000 [ 38.012649][ T4289] x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000001 [ 38.014233][ T4289] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008776428 [ 38.015795][ T4289] x8 : ffff0000c8ae3780 x7 : ffff800008775e84 x6 : 0000000000000000 [ 38.017494][ T4289] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008775ec4 [ 38.019218][ T4289] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.020771][ T4289] Call trace: [ 38.021485][ T4289] __folio_start_writeback+0x8fc/0xaf8 [ 38.022649][ T4289] set_page_writeback+0x5c/0x7c [ 38.023723][ T4289] gfs2_aspace_writepage+0x524/0x6f8 [ 38.024852][ T4289] __gfs2_writepage+0x70/0x18c [ 38.025821][ T4289] write_cache_pages+0x7fc/0xf60 [ 38.026803][ T4289] gfs2_ail1_flush+0x7bc/0xa40 [ 38.027668][ T4289] empty_ail1_list+0x150/0x234 [ 38.028674][ T4289] gfs2_log_flush+0x1588/0x1b20 [ 38.029703][ T4289] gfs2_kill_sb+0x5c/0xd4 [ 38.030677][ T4289] deactivate_locked_super+0xac/0x124 [ 38.031719][ T4289] deactivate_super+0xf0/0x110 [ 38.032654][ T4289] cleanup_mnt+0x394/0x41c [ 38.033529][ T4289] __cleanup_mnt+0x20/0x30 [ 38.034356][ T4289] task_work_run+0x240/0x2f0 [ 38.035370][ T4289] do_exit+0x554/0x1a88 [ 38.036218][ T4289] do_group_exit+0x194/0x22c [ 38.037115][ T4289] __wake_up_parent+0x0/0x60 [ 38.038108][ T4289] invoke_syscall+0x98/0x2bc [ 38.039035][ T4289] el0_svc_common+0x138/0x258 [ 38.039995][ T4289] do_el0_svc+0x58/0x13c [ 38.040848][ T4289] el0_svc+0x58/0x168 [ 38.041685][ T4289] el0t_64_sync_handler+0x84/0xf0 [ 38.042765][ T4289] el0t_64_sync+0x18c/0x190 [ 38.043682][ T4289] irq event stamp: 132156 [ 38.044609][ T4289] hardirqs last enabled at (132155): [] folio_memcg_lock+0xf4/0x20c [ 38.046639][ T4289] hardirqs last disabled at (132156): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 38.048667][ T4289] softirqs last enabled at (132128): [] handle_softirqs+0xb84/0xd58 [ 38.050197][ T4289] softirqs last disabled at (132107): [] __do_softirq+0x14/0x20 [ 38.051651][ T4289] ---[ end trace 0000000000000000 ]--- [ 38.053472][ C0] ------------[ cut here ]------------ [ 38.054673][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 38.056747][ C0] Modules linked in: [ 38.057586][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.118-syzkaller #0 [ 38.059590][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 38.061646][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.063170][ C0] pc : __folio_end_writeback+0x7d8/0x9c8 [ 38.064379][ C0] lr : __folio_end_writeback+0x7d8/0x9c8 [ 38.065430][ C0] sp : ffff80001d177970 [ 38.066258][ C0] x29: ffff80001d177990 x28: dfff800000000000 x27: 1fffff800065cf38 [ 38.067944][ C0] x26: 0000000000000000 x25: ffff0000c04947e8 x24: 05ffd60000002052 [ 38.069707][ C0] x23: 0000000000000003 x22: ffff0000ddbf42a0 x21: ffff0000ddbf42a8 [ 38.071430][ C0] x20: 0000000000000001 x19: fffffc00032e79c0 x18: 1fffe0003679f176 [ 38.073089][ C0] x17: ffff8000159cd000 x16: ffff8000082ff2b8 x15: 0000000000000000 [ 38.074724][ C0] x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000003 [ 38.076531][ C0] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000877593c [ 38.078296][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 38.079970][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 38.081840][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.083575][ C0] Call trace: [ 38.084289][ C0] __folio_end_writeback+0x7d8/0x9c8 [ 38.085433][ C0] folio_end_writeback+0x12c/0x420 [ 38.086533][ C0] end_page_writeback+0x58/0x74 [ 38.087485][ C0] end_buffer_async_write+0x398/0x53c [ 38.088553][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 38.089479][ C0] bio_endio+0x7c8/0x80c [ 38.090357][ C0] blk_update_request+0x4ac/0xdf0 [ 38.091394][ C0] blk_mq_end_request+0x54/0x88 [ 38.092549][ C0] lo_complete_rq+0x140/0x258 [ 38.093658][ C0] blk_done_softirq+0x11c/0x168 [ 38.094760][ C0] handle_softirqs+0x318/0xd58 [ 38.095670][ C0] run_ksoftirqd+0x6c/0x29c [ 38.096688][ C0] smpboot_thread_fn+0x4b0/0x96c [ 38.097742][ C0] kthread+0x250/0x2d8 [ 38.098549][ C0] ret_from_fork+0x10/0x20 [ 38.099491][ C0] irq event stamp: 318877 [ 38.100384][ C0] hardirqs last enabled at (318876): [] folio_memcg_lock+0xf4/0x20c [ 38.102388][ C0] hardirqs last disabled at (318877): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 38.104521][ C0] softirqs last enabled at (318866): [] handle_softirqs+0xb84/0xd58 [ 38.106599][ C0] softirqs last disabled at (318871): [] run_ksoftirqd+0x6c/0x29c [ 38.108561][ C0] ---[ end trace 0000000000000000 ]---