Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts. executing program [ 48.139884][ T4023] loop0: detected capacity change from 0 to 32768 [ 48.242217][ T4023] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.244522][ T4023] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.263269][ T4023] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 48.267199][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 48.269019][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 48.309724][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 48.312133][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 48.313824][ T4023] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 48.455801][ T4023] ------------[ cut here ]------------ [ 48.457444][ T4023] WARNING: CPU: 1 PID: 4023 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 48.460237][ T4023] Modules linked in: [ 48.461339][ T4023] CPU: 1 PID: 4023 Comm: syz-executor111 Not tainted 5.15.185-syzkaller #0 [ 48.463775][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.466559][ T4023] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.468745][ T4023] pc : __set_page_dirty+0x938/0xc74 [ 48.470185][ T4023] lr : __set_page_dirty+0x938/0xc74 [ 48.471588][ T4023] sp : ffff80001e8d7760 [ 48.472686][ T4023] x29: ffff80001e8d7770 x28: ffff0000d4ebc000 x27: 0000000000000000 [ 48.474888][ T4023] x26: dfff800000000000 x25: 1fffe000180a99d9 x24: 0000000000000000 [ 48.477046][ T4023] x23: ffff0000c054cec8 x22: 0000000000000000 x21: 0000000000000001 [ 48.479252][ T4023] x20: ffff0000d95ae250 x19: fffffc000303eec0 x18: 1fffe0003422158e [ 48.481479][ T4023] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 48.483686][ T4023] x14: ffff0000c2104080 x13: ffff0000c21040f8 x12: 0000000000ff0100 [ 48.485891][ T4023] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 48.488135][ T4023] x8 : ffff0000c2103680 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.490374][ T4023] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899ce68 [ 48.492540][ T4023] x2 : ffff0000cc0b6060 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.494735][ T4023] Call trace: [ 48.495663][ T4023] __set_page_dirty+0x938/0xc74 [ 48.497020][ T4023] mark_buffer_dirty+0x27c/0x52c [ 48.498331][ T4023] gfs2_unpin+0x12c/0xc28 [ 48.499575][ T4023] buf_lo_after_commit+0x140/0x188 [ 48.500976][ T4023] gfs2_log_flush+0x13cc/0x2078 [ 48.502339][ T4023] gfs2_kill_sb+0x5c/0xd4 [ 48.503542][ T4023] deactivate_locked_super+0xb8/0x13c [ 48.504998][ T4023] deactivate_super+0xf8/0x118 [ 48.506317][ T4023] cleanup_mnt+0x3a4/0x458 [ 48.507527][ T4023] __cleanup_mnt+0x20/0x30 [ 48.508774][ T4023] task_work_run+0x12c/0x1e0 [ 48.510006][ T4023] do_exit+0x67c/0x1f58 [ 48.511134][ T4023] do_group_exit+0x100/0x268 [ 48.512380][ T4023] __wake_up_parent+0x0/0x60 [ 48.513588][ T4023] invoke_syscall+0x98/0x2b8 [ 48.514857][ T4023] el0_svc_common+0x138/0x258 [ 48.516098][ T4023] do_el0_svc+0x58/0x14c [ 48.517223][ T4023] el0_svc+0x78/0x1e0 [ 48.518289][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 48.519635][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 48.520934][ T4023] irq event stamp: 147558 [ 48.522065][ T4023] hardirqs last enabled at (147557): [] lock_page_memcg+0x110/0x234 [ 48.524759][ T4023] hardirqs last disabled at (147558): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 48.527569][ T4023] softirqs last enabled at (145450): [] local_bh_enable+0x10/0x34 [ 48.530129][ T4023] softirqs last disabled at (145448): [] local_bh_disable+0x10/0x34 [ 48.532786][ T4023] ---[ end trace d29586ef7bc03315 ]--- [ 48.536352][ T4023] ------------[ cut here ]------------ [ 48.537830][ T4023] WARNING: CPU: 0 PID: 4023 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 48.540685][ T4023] Modules linked in: [ 48.541726][ T4023] CPU: 0 PID: 4023 Comm: syz-executor111 Tainted: G W 5.15.185-syzkaller #0 [ 48.544397][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.547019][ T4023] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.548877][ T4023] pc : __test_set_page_writeback+0xa34/0xc34 [ 48.550304][ T4023] lr : __test_set_page_writeback+0xa34/0xc34 [ 48.551784][ T4023] sp : ffff80001e8d7140 [ 48.552988][ T4023] x29: ffff80001e8d7220 x28: 0000000000000000 x27: 0000000000000000 [ 48.555159][ T4023] x26: ffff0000c054cd20 x25: dfff800000000000 x24: 0000000000000000 [ 48.557321][ T4023] x23: ffff0000d95ae250 x22: fffffc000303eec8 x21: ffff80001e8d71a0 [ 48.559483][ T4023] x20: 1fffff8000607dd9 x19: fffffc000303eec0 x18: 0000000000000000 [ 48.561715][ T4023] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000406 [ 48.563920][ T4023] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 48.566146][ T4023] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 48.568298][ T4023] x8 : ffff0000c2103680 x7 : ffff8000086a00cc x6 : 0000000000000000 [ 48.570444][ T4023] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086a0194 [ 48.572595][ T4023] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.574923][ T4023] Call trace: [ 48.575800][ T4023] __test_set_page_writeback+0xa34/0xc34 [ 48.577334][ T4023] gfs2_aspace_writepage+0x548/0x710 [ 48.578770][ T4023] __writepage+0x70/0x120 [ 48.579870][ T4023] write_cache_pages+0x7c8/0xde4 [ 48.581155][ T4023] generic_writepages+0xf4/0x160 [ 48.582550][ T4023] gfs2_ail1_flush+0x884/0xeac [ 48.583920][ T4023] empty_ail1_list+0x100/0x1d4 [ 48.585209][ T4023] gfs2_log_flush+0x16c0/0x2078 [ 48.586526][ T4023] gfs2_kill_sb+0x5c/0xd4 [ 48.587751][ T4023] deactivate_locked_super+0xb8/0x13c [ 48.589210][ T4023] deactivate_super+0xf8/0x118 [ 48.590499][ T4023] cleanup_mnt+0x3a4/0x458 [ 48.591693][ T4023] __cleanup_mnt+0x20/0x30 [ 48.592924][ T4023] task_work_run+0x12c/0x1e0 [ 48.594162][ T4023] do_exit+0x67c/0x1f58 [ 48.595295][ T4023] do_group_exit+0x100/0x268 [ 48.596545][ T4023] __wake_up_parent+0x0/0x60 [ 48.597849][ T4023] invoke_syscall+0x98/0x2b8 [ 48.599085][ T4023] el0_svc_common+0x138/0x258 [ 48.600331][ T4023] do_el0_svc+0x58/0x14c [ 48.601530][ T4023] el0_svc+0x78/0x1e0 [ 48.602586][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 48.603976][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 48.605188][ T4023] irq event stamp: 147638 [ 48.606372][ T4023] hardirqs last enabled at (147637): [] lock_page_memcg+0x110/0x234 [ 48.608978][ T4023] hardirqs last disabled at (147638): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 48.611706][ T4023] softirqs last enabled at (147606): [] handle_softirqs+0xa4c/0xbf0 [ 48.614273][ T4023] softirqs last disabled at (147561): [] __irq_exit_rcu+0x240/0x440 [ 48.616779][ T4023] ---[ end trace d29586ef7bc03316 ]--- [ 48.619574][ C0] ------------[ cut here ]------------ [ 48.621155][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 48.624023][ C0] Modules linked in: [ 48.625071][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.185-syzkaller #0 [ 48.627604][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.630359][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.632497][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 48.634162][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 48.635733][ C0] sp : ffff80001b3179a0 [ 48.636898][ C0] x29: ffff80001b3179b0 x28: ffff0000cc0b6000 x27: fffffc000303ee88 [ 48.639077][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 48.641189][ C0] x23: ffff0000c054cd20 x22: 0000000000000001 x21: 0000000000000001 [ 48.643294][ C0] x20: ffff0000d95ae250 x19: fffffc000303eec0 x18: 0000000000000001 [ 48.645495][ C0] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 48.647662][ C0] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 48.649894][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 48.652118][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.654316][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 48.656677][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.658880][ C0] Call trace: [ 48.659802][ C0] test_clear_page_writeback+0x8d0/0xacc [ 48.661363][ C0] end_page_writeback+0x174/0x488 [ 48.662719][ C0] end_buffer_async_write+0x340/0x56c [ 48.664226][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 48.665777][ C0] bio_endio+0x744/0x788 [ 48.666989][ C0] blk_update_request+0x7a4/0x1100 [ 48.668398][ C0] blk_mq_end_request+0x54/0x88 [ 48.669696][ C0] lo_complete_rq+0x1ec/0x250 [ 48.670986][ C0] blk_done_softirq+0x11c/0x168 [ 48.672347][ C0] handle_softirqs+0x344/0xbf0 [ 48.673647][ C0] run_ksoftirqd+0x7c/0x2a0 [ 48.674890][ C0] smpboot_thread_fn+0x4b0/0x920 [ 48.676385][ C0] kthread+0x374/0x454 [ 48.677489][ C0] ret_from_fork+0x10/0x20 [ 48.678740][ C0] irq event stamp: 231069 [ 48.679936][ C0] hardirqs last enabled at (231068): [] lock_page_memcg+0x110/0x234 [ 48.682597][ C0] hardirqs last disabled at (231069): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 48.685378][ C0] softirqs last enabled at (231058): [] handle_softirqs+0xa4c/0xbf0 [ 48.688107][ C0] softirqs last disabled at (231063): [] run_ksoftirqd+0x7c/0x2a0 [ 48.690760][ C0] ---[ end trace d29586ef7bc03317 ]---