Warning: Permanently added '10.128.0.49' (ED25519) to the list of known hosts. executing program [ 42.453111][ T4023] loop0: detected capacity change from 0 to 32768 [ 42.585022][ T4023] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.587459][ T4023] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.597291][ T4023] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 42.601893][ T3321] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.603930][ T3321] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.641995][ T3321] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 42.644893][ T3321] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.646523][ T4023] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.754339][ T4023] ------------[ cut here ]------------ [ 42.755929][ T4023] WARNING: CPU: 0 PID: 4023 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 42.758647][ T4023] Modules linked in: [ 42.759643][ T4023] CPU: 0 PID: 4023 Comm: syz-executor220 Not tainted 5.15.183-syzkaller #0 [ 42.761863][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.764548][ T4023] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.766680][ T4023] pc : __set_page_dirty+0x938/0xc74 [ 42.768021][ T4023] lr : __set_page_dirty+0x938/0xc74 [ 42.769450][ T4023] sp : ffff80001f297760 [ 42.770538][ T4023] x29: ffff80001f297770 x28: ffff0000c23f8000 x27: 0000000000000000 [ 42.772705][ T4023] x26: dfff800000000000 x25: 1fffe000180a89d9 x24: 0000000000000000 [ 42.774803][ T4023] x23: ffff0000c0544ec8 x22: 0000000000000000 x21: 0000000000000001 [ 42.777035][ T4023] x20: ffff0000d26dd278 x19: fffffc00033ad000 x18: 1fffe0003421f78e [ 42.779216][ T4023] x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 [ 42.781318][ T4023] x14: ffff0000c154c080 x13: ffff0000c154c0f8 x12: 0000000000ff0100 [ 42.783511][ T4023] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d99c [ 42.785683][ T4023] x8 : ffff0000c154b680 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.787838][ T4023] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899cc04 [ 42.789956][ T4023] x2 : ffff0000cc10e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.792147][ T4023] Call trace: [ 42.793017][ T4023] __set_page_dirty+0x938/0xc74 [ 42.794338][ T4023] mark_buffer_dirty+0x27c/0x52c [ 42.795641][ T4023] gfs2_unpin+0x12c/0xc28 [ 42.796823][ T4023] buf_lo_after_commit+0x140/0x188 [ 42.798148][ T4023] gfs2_log_flush+0x13cc/0x2078 [ 42.799425][ T4023] gfs2_kill_sb+0x5c/0xd4 [ 42.800553][ T4023] deactivate_locked_super+0xb8/0x13c [ 42.801964][ T4023] deactivate_super+0xf8/0x118 [ 42.803255][ T4023] cleanup_mnt+0x3a4/0x458 [ 42.804443][ T4023] __cleanup_mnt+0x20/0x30 [ 42.805582][ T4023] task_work_run+0x12c/0x1e0 [ 42.806749][ T4023] do_exit+0x67c/0x1f58 [ 42.807970][ T4023] do_group_exit+0x100/0x268 [ 42.809191][ T4023] __wake_up_parent+0x0/0x60 [ 42.810423][ T4023] invoke_syscall+0x98/0x2b8 [ 42.811640][ T4023] el0_svc_common+0x138/0x258 [ 42.812898][ T4023] do_el0_svc+0x58/0x14c [ 42.814016][ T4023] el0_svc+0x78/0x1e0 [ 42.815037][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 42.816355][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 42.817613][ T4023] irq event stamp: 134596 [ 42.818745][ T4023] hardirqs last enabled at (134595): [] lock_page_memcg+0x110/0x234 [ 42.821280][ T4023] hardirqs last disabled at (134596): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.823925][ T4023] softirqs last enabled at (132972): [] local_bh_enable+0x10/0x34 [ 42.826450][ T4023] softirqs last disabled at (132970): [] local_bh_disable+0x10/0x34 [ 42.829031][ T4023] ---[ end trace d707f3badc499bc8 ]--- [ 42.830935][ T4023] ------------[ cut here ]------------ [ 42.832391][ T4023] WARNING: CPU: 0 PID: 4023 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 42.835299][ T4023] Modules linked in: [ 42.836348][ T4023] CPU: 0 PID: 4023 Comm: syz-executor220 Tainted: G W 5.15.183-syzkaller #0 [ 42.838904][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.841611][ T4023] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.843679][ T4023] pc : __test_set_page_writeback+0xa34/0xc34 [ 42.845292][ T4023] lr : __test_set_page_writeback+0xa34/0xc34 [ 42.846818][ T4023] sp : ffff80001f297140 [ 42.847910][ T4023] x29: ffff80001f297220 x28: 0000000000000000 x27: 0000000000000000 [ 42.850052][ T4023] x26: ffff0000c0544d20 x25: dfff800000000000 x24: 0000000000000000 [ 42.852197][ T4023] x23: ffff0000d26dd278 x22: fffffc00033ad008 x21: ffff80001f2971a0 [ 42.854292][ T4023] x20: 1fffff8000675a01 x19: fffffc00033ad000 x18: 0000000000000000 [ 42.856430][ T4023] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000406 [ 42.858489][ T4023] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 42.860572][ T4023] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0510 [ 42.862665][ T4023] x8 : ffff0000c154b680 x7 : ffff80000869fec4 x6 : 0000000000000000 [ 42.864743][ T4023] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff8c [ 42.866853][ T4023] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.868968][ T4023] Call trace: [ 42.869826][ T4023] __test_set_page_writeback+0xa34/0xc34 [ 42.871311][ T4023] gfs2_aspace_writepage+0x548/0x710 [ 42.872681][ T4023] __writepage+0x70/0x120 [ 42.873832][ T4023] write_cache_pages+0x7c8/0xde4 [ 42.875155][ T4023] generic_writepages+0xf4/0x160 [ 42.876432][ T4023] gfs2_ail1_flush+0x884/0xeac [ 42.877722][ T4023] empty_ail1_list+0x100/0x1d4 [ 42.878954][ T4023] gfs2_log_flush+0x16c0/0x2078 [ 42.880270][ T4023] gfs2_kill_sb+0x5c/0xd4 [ 42.881421][ T4023] deactivate_locked_super+0xb8/0x13c [ 42.882821][ T4023] deactivate_super+0xf8/0x118 [ 42.884089][ T4023] cleanup_mnt+0x3a4/0x458 [ 42.885234][ T4023] __cleanup_mnt+0x20/0x30 [ 42.886448][ T4023] task_work_run+0x12c/0x1e0 [ 42.887626][ T4023] do_exit+0x67c/0x1f58 [ 42.888720][ T4023] do_group_exit+0x100/0x268 [ 42.889984][ T4023] __wake_up_parent+0x0/0x60 [ 42.891224][ T4023] invoke_syscall+0x98/0x2b8 [ 42.892453][ T4023] el0_svc_common+0x138/0x258 [ 42.893666][ T4023] do_el0_svc+0x58/0x14c [ 42.894818][ T4023] el0_svc+0x78/0x1e0 [ 42.895845][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 42.897182][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 42.898346][ T4023] irq event stamp: 134628 [ 42.899471][ T4023] hardirqs last enabled at (134627): [] lock_page_memcg+0x110/0x234 [ 42.901928][ T4023] hardirqs last disabled at (134628): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.904726][ T4023] softirqs last enabled at (134610): [] handle_softirqs+0xa4c/0xbf0 [ 42.907230][ T4023] softirqs last disabled at (134599): [] __irq_exit_rcu+0x240/0x440 [ 42.909723][ T4023] ---[ end trace d707f3badc499bc9 ]--- [ 42.912025][ C0] ------------[ cut here ]------------ [ 42.913623][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 42.916499][ C0] Modules linked in: [ 42.917531][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.183-syzkaller #0 [ 42.919975][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 42.922590][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.924610][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 42.926207][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 42.927721][ C0] sp : ffff80001b3079a0 [ 42.928812][ C0] x29: ffff80001b3079b0 x28: ffff0000cc10e000 x27: fffffc00032c66c8 [ 42.930866][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 42.932993][ C0] x23: ffff0000c0544d20 x22: 0000000000000001 x21: 0000000000000001 [ 42.935158][ C0] x20: ffff0000d26dd278 x19: fffffc00033ad000 x18: 0000000000000001 [ 42.937263][ C0] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000002 [ 42.939381][ C0] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 42.941499][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8e0 [ 42.943621][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 42.945690][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 42.947779][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.949864][ C0] Call trace: [ 42.950703][ C0] test_clear_page_writeback+0x8d0/0xacc [ 42.952207][ C0] end_page_writeback+0x174/0x488 [ 42.953527][ C0] end_buffer_async_write+0x340/0x56c [ 42.954908][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 42.956179][ C0] bio_endio+0x744/0x788 [ 42.957251][ C0] blk_update_request+0x7a4/0x1100 [ 42.958547][ C0] blk_mq_end_request+0x54/0x88 [ 42.959902][ C0] lo_complete_rq+0x1ec/0x250 [ 42.961136][ C0] blk_done_softirq+0x11c/0x168 [ 42.962433][ C0] handle_softirqs+0x344/0xbf0 [ 42.963678][ C0] run_ksoftirqd+0x7c/0x2a0 [ 42.964820][ C0] smpboot_thread_fn+0x4b0/0x920 [ 42.966112][ C0] kthread+0x374/0x454 [ 42.967171][ C0] ret_from_fork+0x10/0x20 [ 42.968331][ C0] irq event stamp: 257423 [ 42.969454][ C0] hardirqs last enabled at (257422): [] lock_page_memcg+0x110/0x234 [ 42.971897][ C0] hardirqs last disabled at (257423): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 42.974605][ C0] softirqs last enabled at (257412): [] handle_softirqs+0xa4c/0xbf0 [ 42.977152][ C0] softirqs last disabled at (257417): [] run_ksoftirqd+0x7c/0x2a0 [ 42.979614][ C0] ---[ end trace d707f3badc499bca ]---