Warning: Permanently added '10.128.1.151' (ED25519) to the list of known hosts. executing program [ 43.834282][ T4022] loop0: detected capacity change from 0 to 32768 [ 43.931340][ T4022] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.933700][ T4022] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.955836][ T4022] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.960152][ T3605] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.962165][ T3605] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 44.004556][ T3605] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 44.008195][ T3605] gfs2: fsid=syz:syz.0: jid=0: Done [ 44.009873][ T4022] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 44.123879][ T4022] gfs2: fsid=syz:syz.0: found 1 quota changes [ 44.150497][ T4022] ------------[ cut here ]------------ [ 44.152123][ T4022] WARNING: CPU: 1 PID: 4022 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 44.154797][ T4022] Modules linked in: [ 44.155840][ T4022] CPU: 1 PID: 4022 Comm: syz-executor289 Not tainted 5.15.185-syzkaller #0 [ 44.158092][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.160983][ T4022] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.163077][ T4022] pc : __set_page_dirty+0x938/0xc74 [ 44.164456][ T4022] lr : __set_page_dirty+0x938/0xc74 [ 44.165904][ T4022] sp : ffff80001f197460 [ 44.166990][ T4022] x29: ffff80001f197470 x28: ffff0000c1a00000 x27: 0000000000000000 [ 44.169218][ T4022] x26: dfff800000000000 x25: 1fffe00018093b51 x24: 0000000000000000 [ 44.171363][ T4022] x23: ffff0000c049da88 x22: 0000000000000000 x21: 0000000000000001 [ 44.173572][ T4022] x20: ffff0000d4de6250 x19: fffffc0003373880 x18: 1fffe0003422158e [ 44.175767][ T4022] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 44.178002][ T4022] x14: ffff0000c1cf0a00 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 44.180190][ T4022] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869dba4 [ 44.182380][ T4022] x8 : ffff0000c1cf0000 x7 : ffff80000869d2b0 x6 : 0000000000000000 [ 44.184598][ T4022] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000899ce68 [ 44.186753][ T4022] x2 : ffff0000cc0c8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.188907][ T4022] Call trace: [ 44.189764][ T4022] __set_page_dirty+0x938/0xc74 [ 44.191100][ T4022] mark_buffer_dirty+0x27c/0x52c [ 44.192513][ T4022] gfs2_unpin+0x12c/0xc28 [ 44.193724][ T4022] buf_lo_after_commit+0x140/0x188 [ 44.195131][ T4022] gfs2_log_flush+0x13cc/0x2078 [ 44.196420][ T4022] do_sync+0x844/0xa4c [ 44.197585][ T4022] gfs2_quota_sync+0x2e8/0x548 [ 44.198902][ T4022] gfs2_sync_fs+0x4c/0xc4 [ 44.200082][ T4022] sync_filesystem+0xe8/0x218 [ 44.201390][ T4022] generic_shutdown_super+0x70/0x2f0 [ 44.202820][ T4022] kill_block_super+0x70/0xdc [ 44.204099][ T4022] gfs2_kill_sb+0xc0/0xd4 [ 44.205336][ T4022] deactivate_locked_super+0xb8/0x13c [ 44.206816][ T4022] deactivate_super+0xf8/0x118 [ 44.208145][ T4022] cleanup_mnt+0x3a4/0x458 [ 44.209301][ T4022] __cleanup_mnt+0x20/0x30 [ 44.210556][ T4022] task_work_run+0x12c/0x1e0 [ 44.211836][ T4022] do_exit+0x67c/0x1f58 [ 44.212956][ T4022] do_group_exit+0x100/0x268 [ 44.214191][ T4022] __wake_up_parent+0x0/0x60 [ 44.215478][ T4022] invoke_syscall+0x98/0x2b8 [ 44.216754][ T4022] el0_svc_common+0x138/0x258 [ 44.218019][ T4022] do_el0_svc+0x58/0x14c [ 44.219185][ T4022] el0_svc+0x78/0x1e0 [ 44.220300][ T4022] el0t_64_sync_handler+0xcc/0xe4 [ 44.221724][ T4022] el0t_64_sync+0x1a0/0x1a4 [ 44.222908][ T4022] irq event stamp: 146210 [ 44.224068][ T4022] hardirqs last enabled at (146209): [] lock_page_memcg+0x110/0x234 [ 44.226681][ T4022] hardirqs last disabled at (146210): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.229419][ T4022] softirqs last enabled at (144028): [] local_bh_enable+0x10/0x34 [ 44.232021][ T4022] softirqs last disabled at (144026): [] local_bh_disable+0x10/0x34 [ 44.234658][ T4022] ---[ end trace 41fbd3ce9c51bae2 ]--- [ 44.239938][ T136] ------------[ cut here ]------------ [ 44.241509][ T136] WARNING: CPU: 1 PID: 136 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 44.244395][ T136] Modules linked in: [ 44.245463][ T136] CPU: 1 PID: 136 Comm: kworker/u4:1 Tainted: G W 5.15.185-syzkaller #0 [ 44.247987][ T136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.250683][ T136] Workqueue: writeback wb_workfn (flush-7:0) [ 44.252289][ T136] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.254465][ T136] pc : __test_set_page_writeback+0xa34/0xc34 [ 44.256066][ T136] lr : __test_set_page_writeback+0xa34/0xc34 [ 44.257716][ T136] sp : ffff80001bd56cc0 [ 44.258847][ T136] x29: ffff80001bd56da0 x28: 0000000000000000 x27: 0000000000000000 [ 44.260980][ T136] x26: ffff0000c049d8e0 x25: dfff800000000000 x24: 0000000000000000 [ 44.263193][ T136] x23: ffff0000d4de6ce0 x22: fffffc00036bb408 x21: ffff80001bd56d20 [ 44.265346][ T136] x20: 1fffff80006d7681 x19: fffffc00036bb400 x18: 0000000000000000 [ 44.267528][ T136] x17: ffff800016cf0000 x16: ffff8000082bdf08 x15: ffff8000167d04c0 [ 44.269669][ T136] x14: ffff0000c25b0a00 x13: ffff0000c25b0a78 x12: 0000000000ff0100 [ 44.271850][ T136] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0718 [ 44.274023][ T136] x8 : ffff0000c25b0000 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.276173][ T136] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000086a0194 [ 44.278322][ T136] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.280537][ T136] Call trace: [ 44.281391][ T136] __test_set_page_writeback+0xa34/0xc34 [ 44.282916][ T136] gfs2_aspace_writepage+0x548/0x710 [ 44.284356][ T136] __writepage+0x70/0x120 [ 44.285498][ T136] write_cache_pages+0x7c8/0xde4 [ 44.286789][ T136] do_writepages+0x3cc/0x578 [ 44.288049][ T136] filemap_fdatawrite_wbc+0x1d4/0x234 [ 44.289530][ T136] filemap_fdatawrite+0xb0/0xf4 [ 44.290875][ T136] gfs2_write_inode+0x2ec/0x3f4 [ 44.292211][ T136] __writeback_single_inode+0x560/0x11f0 [ 44.293747][ T136] writeback_sb_inodes+0x7fc/0x1378 [ 44.295142][ T136] wb_writeback+0x3d8/0xe44 [ 44.296346][ T136] wb_workfn+0x350/0xdd8 [ 44.297510][ T136] process_one_work+0x79c/0x1140 [ 44.298932][ T136] worker_thread+0x8f4/0x101c [ 44.300225][ T136] kthread+0x374/0x454 [ 44.301343][ T136] ret_from_fork+0x10/0x20 [ 44.302571][ T136] irq event stamp: 49470 [ 44.303750][ T136] hardirqs last enabled at (49469): [] lock_page_memcg+0x110/0x234 [ 44.306377][ T136] hardirqs last disabled at (49470): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.309203][ T136] softirqs last enabled at (48052): [] handle_softirqs+0xa4c/0xbf0 [ 44.311814][ T136] softirqs last disabled at (48045): [] __irq_exit_rcu+0x240/0x440 [ 44.314389][ T136] ---[ end trace 41fbd3ce9c51bae3 ]--- [ 44.320050][ C0] ------------[ cut here ]------------ [ 44.321749][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 44.324579][ C0] Modules linked in: [ 44.325674][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.185-syzkaller #0 [ 44.328196][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.331097][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.333311][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 44.334960][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 44.336637][ C0] sp : ffff80001b3179a0 [ 44.337785][ C0] x29: ffff80001b3179b0 x28: ffff0000cc0c8000 x27: fffffc00032a1608 [ 44.340070][ C0] x26: dfff800000000000 x25: 05ffc000000020b0 x24: 0000000000000000 [ 44.342356][ C0] x23: ffff0000c049d8e0 x22: 0000000000000001 x21: 0000000000000001 [ 44.344583][ C0] x20: ffff0000d4de6ce0 x19: fffffc00036bb400 x18: 0000000000000001 [ 44.346782][ C0] x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000002 [ 44.348972][ C0] x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 [ 44.351217][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869fae8 [ 44.353406][ C0] x8 : ffff0000c0959b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.355540][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 44.357786][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.359971][ C0] Call trace: [ 44.360863][ C0] test_clear_page_writeback+0x8d0/0xacc [ 44.362395][ C0] end_page_writeback+0x174/0x488 [ 44.363841][ C0] end_buffer_async_write+0x340/0x56c [ 44.365306][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 44.366661][ C0] bio_endio+0x744/0x788 [ 44.367776][ C0] blk_update_request+0x7a4/0x1100 [ 44.369250][ C0] blk_mq_end_request+0x54/0x88 [ 44.370583][ C0] lo_complete_rq+0x1ec/0x250 [ 44.371862][ C0] blk_done_softirq+0x11c/0x168 [ 44.373182][ C0] handle_softirqs+0x344/0xbf0 [ 44.374494][ C0] run_ksoftirqd+0x7c/0x2a0 [ 44.375713][ C0] smpboot_thread_fn+0x4b0/0x920 [ 44.377046][ C0] kthread+0x374/0x454 [ 44.378162][ C0] ret_from_fork+0x10/0x20 [ 44.379350][ C0] irq event stamp: 167697 [ 44.380578][ C0] hardirqs last enabled at (167696): [] lock_page_memcg+0x110/0x234 [ 44.383184][ C0] hardirqs last disabled at (167697): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.385984][ C0] softirqs last enabled at (167686): [] handle_softirqs+0xa4c/0xbf0 [ 44.388685][ C0] softirqs last disabled at (167691): [] run_ksoftirqd+0x7c/0x2a0 [ 44.391193][ C0] ---[ end trace 41fbd3ce9c51bae4 ]---