Warning: Permanently added '10.128.10.33' (ED25519) to the list of known hosts. executing program [ 43.423591][ T4022] loop0: detected capacity change from 0 to 32768 [ 43.507585][ T4022] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.509871][ T4022] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.528836][ T4022] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.533344][ T1533] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.535353][ T1533] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.575620][ T1533] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 43.578139][ T1533] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.579754][ T4022] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.714903][ T4022] ------------[ cut here ]------------ [ 43.716603][ T4022] WARNING: CPU: 0 PID: 4022 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 43.719344][ T4022] Modules linked in: [ 43.720385][ T4022] CPU: 0 PID: 4022 Comm: syz-executor214 Not tainted 5.15.185-syzkaller #0 [ 43.722695][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.725381][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.727479][ T4022] pc : __set_page_dirty+0x938/0xc74 [ 43.728929][ T4022] lr : __set_page_dirty+0x938/0xc74 [ 43.730372][ T4022] sp : ffff80001be67760 [ 43.731504][ T4022] x29: ffff80001be67770 x28: ffff0000c2014000 x27: 0000000000000000 [ 43.733764][ T4022] x26: dfff800000000000 x25: 1fffe00018093b51 x24: 0000000000000000 [ 43.735975][ T4022] x23: ffff0000c049da88 x22: 0000000000000000 x21: 0000000000000001 [ 43.738147][ T4022] x20: ffff0000d3a10d30 x19: fffffc00031fd000 x18: 1fffe0003421d38e [ 43.740386][ T4022] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 43.742582][ T4022] x14: ffff0000d48b2540 x13: ffff0000d48b25b8 x12: 0000000000ff0100 [ 43.744775][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 43.746955][ T4022] x8 : ffff0000d48b1b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.749176][ T4022] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899ce68 [ 43.751423][ T4022] x2 : ffff0000cbec0060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.753614][ T4022] Call trace: [ 43.754499][ T4022] __set_page_dirty+0x938/0xc74 [ 43.755840][ T4022] mark_buffer_dirty+0x27c/0x52c [ 43.757163][ T4022] gfs2_unpin+0x12c/0xc28 [ 43.758441][ T4022] buf_lo_after_commit+0x140/0x188 [ 43.760029][ T4022] gfs2_log_flush+0x13cc/0x2078 [ 43.761698][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 43.763096][ T4022] deactivate_locked_super+0xb8/0x13c [ 43.764638][ T4022] deactivate_super+0xf8/0x118 [ 43.765888][ T4022] cleanup_mnt+0x3a4/0x458 [ 43.767075][ T4022] __cleanup_mnt+0x20/0x30 [ 43.768284][ T4022] task_work_run+0x12c/0x1e0 [ 43.769609][ T4022] do_exit+0x67c/0x1f58 [ 43.770761][ T4022] do_group_exit+0x100/0x268 [ 43.772046][ T4022] __wake_up_parent+0x0/0x60 [ 43.773300][ T4022] invoke_syscall+0x98/0x2b8 [ 43.774562][ T4022] el0_svc_common+0x138/0x258 [ 43.775846][ T4022] do_el0_svc+0x58/0x14c [ 43.777028][ T4022] el0_svc+0x78/0x1e0 [ 43.778112][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 43.779544][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 43.780803][ T4022] irq event stamp: 147354 [ 43.781989][ T4022] hardirqs last enabled at (147353): [] lock_page_memcg+0x110/0x234 [ 43.784758][ T4022] hardirqs last disabled at (147354): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.787556][ T4022] softirqs last enabled at (145308): [] local_bh_enable+0x10/0x34 [ 43.790130][ T4022] softirqs last disabled at (145306): [] local_bh_disable+0x10/0x34 [ 43.792748][ T4022] ---[ end trace 4daf0e0bb8ee7419 ]--- [ 43.795368][ T4022] ------------[ cut here ]------------ [ 43.796833][ T4022] WARNING: CPU: 0 PID: 4022 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 43.799857][ T4022] Modules linked in: [ 43.800872][ T4022] CPU: 0 PID: 4022 Comm: syz-executor214 Tainted: G W 5.15.185-syzkaller #0 [ 43.803551][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.806303][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.808438][ T4022] pc : __test_set_page_writeback+0xa34/0xc34 [ 43.810096][ T4022] lr : __test_set_page_writeback+0xa34/0xc34 [ 43.811718][ T4022] sp : ffff80001be67140 [ 43.812851][ T4022] x29: ffff80001be67220 x28: 0000000000000000 x27: 0000000000000000 [ 43.815078][ T4022] x26: ffff0000c049d8e0 x25: dfff800000000000 x24: 0000000000000000 [ 43.817264][ T4022] x23: ffff0000d3a10d30 x22: fffffc00031fd008 x21: ffff80001be671a0 [ 43.819431][ T4022] x20: 1fffff800063fa01 x19: fffffc00031fd000 x18: 0000000000000000 [ 43.821598][ T4022] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000406 [ 43.823830][ T4022] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.826013][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 43.828232][ T4022] x8 : ffff0000d48b1b40 x7 : ffff8000086a00cc x6 : 0000000000000000 [ 43.830496][ T4022] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086a0194 [ 43.832677][ T4022] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.834873][ T4022] Call trace: [ 43.835744][ T4022] __test_set_page_writeback+0xa34/0xc34 [ 43.837292][ T4022] gfs2_aspace_writepage+0x548/0x710 [ 43.838701][ T4022] __writepage+0x70/0x120 [ 43.839857][ T4022] write_cache_pages+0x7c8/0xde4 [ 43.841205][ T4022] generic_writepages+0xf4/0x160 [ 43.842576][ T4022] gfs2_ail1_flush+0x884/0xeac [ 43.843822][ T4022] empty_ail1_list+0x100/0x1d4 [ 43.845108][ T4022] gfs2_log_flush+0x16c0/0x2078 [ 43.846394][ T4022] gfs2_kill_sb+0x5c/0xd4 [ 43.847586][ T4022] deactivate_locked_super+0xb8/0x13c [ 43.849016][ T4022] deactivate_super+0xf8/0x118 [ 43.850367][ T4022] cleanup_mnt+0x3a4/0x458 [ 43.851571][ T4022] __cleanup_mnt+0x20/0x30 [ 43.852779][ T4022] task_work_run+0x12c/0x1e0 [ 43.854040][ T4022] do_exit+0x67c/0x1f58 [ 43.855222][ T4022] do_group_exit+0x100/0x268 [ 43.856457][ T4022] __wake_up_parent+0x0/0x60 [ 43.857682][ T4022] invoke_syscall+0x98/0x2b8 [ 43.858917][ T4022] el0_svc_common+0x138/0x258 [ 43.860222][ T4022] do_el0_svc+0x58/0x14c [ 43.861414][ T4022] el0_svc+0x78/0x1e0 [ 43.862488][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 43.863833][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 43.865045][ T4022] irq event stamp: 147408 [ 43.866197][ T4022] hardirqs last enabled at (147407): [] lock_page_memcg+0x110/0x234 [ 43.868839][ T4022] hardirqs last disabled at (147408): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.871668][ T4022] softirqs last enabled at (147386): [] handle_softirqs+0xa4c/0xbf0 [ 43.874300][ T4022] softirqs last disabled at (147357): [] __irq_exit_rcu+0x240/0x440 [ 43.876915][ T4022] ---[ end trace 4daf0e0bb8ee741a ]--- [ 43.882040][ C1] ------------[ cut here ]------------ [ 43.883632][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 43.886522][ C1] Modules linked in: [ 43.887561][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.185-syzkaller #0 [ 43.890174][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.892997][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.895076][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 43.896742][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 43.898397][ C1] sp : ffff80001b3879a0 [ 43.899502][ C1] x29: ffff80001b3879b0 x28: ffff0000cbec0000 x27: fffffc00032c2188 [ 43.901664][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 43.903806][ C1] x23: ffff0000c049d8e0 x22: 0000000000000001 x21: 0000000000000001 [ 43.905942][ C1] x20: ffff0000d3a10d30 x19: fffffc00031fd000 x18: 0000000000000001 [ 43.908077][ C1] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 43.910247][ C1] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 43.912451][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 43.914609][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.916772][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 43.918935][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.921076][ C1] Call trace: [ 43.921956][ C1] test_clear_page_writeback+0x8d0/0xacc [ 43.923471][ C1] end_page_writeback+0x174/0x488 [ 43.924815][ C1] end_buffer_async_write+0x340/0x56c [ 43.926311][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 43.927647][ C1] bio_endio+0x744/0x788 [ 43.928790][ C1] blk_update_request+0x7a4/0x1100 [ 43.930136][ C1] blk_mq_end_request+0x54/0x88 [ 43.931450][ C1] lo_complete_rq+0x1ec/0x250 [ 43.932715][ C1] blk_done_softirq+0x11c/0x168 [ 43.934087][ C1] handle_softirqs+0x344/0xbf0 [ 43.935470][ C1] run_ksoftirqd+0x7c/0x2a0 [ 43.936710][ C1] smpboot_thread_fn+0x4b0/0x920 [ 43.938008][ C1] kthread+0x374/0x454 [ 43.939084][ C1] ret_from_fork+0x10/0x20 [ 43.940272][ C1] irq event stamp: 218489 [ 43.941396][ C1] hardirqs last enabled at (218488): [] lock_page_memcg+0x110/0x234 [ 43.943973][ C1] hardirqs last disabled at (218489): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 43.946756][ C1] softirqs last enabled at (218478): [] handle_softirqs+0xa4c/0xbf0 [ 43.949332][ C1] softirqs last disabled at (218483): [] run_ksoftirqd+0x7c/0x2a0 [ 43.951952][ C1] ---[ end trace 4daf0e0bb8ee741b ]---