Warning: Permanently added '10.128.10.33' (ED25519) to the list of known hosts. executing program [ 43.635177][ T4024] loop0: detected capacity change from 0 to 32768 [ 43.770180][ T4024] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.772508][ T4024] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.789981][ T4024] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.794672][ T13] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.796621][ T13] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.829641][ T13] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 43.832375][ T13] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.834293][ T4024] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.988490][ T4024] ------------[ cut here ]------------ [ 43.990318][ T4024] WARNING: CPU: 1 PID: 4024 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 43.993182][ T4024] Modules linked in: [ 43.994195][ T4024] CPU: 1 PID: 4024 Comm: syz-executor592 Not tainted 5.15.183-syzkaller #0 [ 43.996512][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 43.999285][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.001660][ T4024] pc : __set_page_dirty+0x938/0xc74 [ 44.003109][ T4024] lr : __set_page_dirty+0x938/0xc74 [ 44.004503][ T4024] sp : ffff80001b7e7760 [ 44.005645][ T4024] x29: ffff80001b7e7770 x28: ffff0000d7b50000 x27: 0000000000000000 [ 44.007770][ T4024] x26: dfff800000000000 x25: 1fffe00018a3c9d9 x24: 0000000000000000 [ 44.009999][ T4024] x23: ffff0000c51e4ec8 x22: 0000000000000000 x21: 0000000000000001 [ 44.012089][ T4024] x20: ffff0000d3e52250 x19: fffffc000326dd80 x18: 1fffe0003422398e [ 44.014123][ T4024] x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 [ 44.016207][ T4024] x14: ffff0000d09e5bc0 x13: ffff0000d09e5c38 x12: 0000000000ff0100 [ 44.018350][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d99c [ 44.020520][ T4024] x8 : ffff0000d09e51c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.022750][ T4024] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000899cc04 [ 44.025020][ T4024] x2 : ffff0000cb918060 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.027250][ T4024] Call trace: [ 44.028117][ T4024] __set_page_dirty+0x938/0xc74 [ 44.029437][ T4024] mark_buffer_dirty+0x27c/0x52c [ 44.030684][ T4024] gfs2_unpin+0x12c/0xc28 [ 44.031859][ T4024] buf_lo_after_commit+0x140/0x188 [ 44.033218][ T4024] gfs2_log_flush+0x13cc/0x2078 [ 44.034521][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 44.035673][ T4024] deactivate_locked_super+0xb8/0x13c [ 44.037083][ T4024] deactivate_super+0xf8/0x118 [ 44.038427][ T4024] cleanup_mnt+0x3a4/0x458 [ 44.039677][ T4024] __cleanup_mnt+0x20/0x30 [ 44.040908][ T4024] task_work_run+0x12c/0x1e0 [ 44.042110][ T4024] do_exit+0x67c/0x1f58 [ 44.043273][ T4024] do_group_exit+0x100/0x268 [ 44.044532][ T4024] __wake_up_parent+0x0/0x60 [ 44.045784][ T4024] invoke_syscall+0x98/0x2b8 [ 44.046976][ T4024] el0_svc_common+0x138/0x258 [ 44.048234][ T4024] do_el0_svc+0x58/0x14c [ 44.049457][ T4024] el0_svc+0x78/0x1e0 [ 44.050552][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 44.051894][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 44.053089][ T4024] irq event stamp: 146888 [ 44.054229][ T4024] hardirqs last enabled at (146887): [] lock_page_memcg+0x110/0x234 [ 44.056933][ T4024] hardirqs last disabled at (146888): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.059738][ T4024] softirqs last enabled at (146862): [] handle_softirqs+0xa4c/0xbf0 [ 44.062374][ T4024] softirqs last disabled at (146803): [] __irq_exit_rcu+0x240/0x440 [ 44.064990][ T4024] ---[ end trace a98e95aa906aa2eb ]--- [ 44.069069][ T4024] ------------[ cut here ]------------ [ 44.070640][ T4024] WARNING: CPU: 0 PID: 4024 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 44.073641][ T4024] Modules linked in: [ 44.074687][ T4024] CPU: 0 PID: 4024 Comm: syz-executor592 Tainted: G W 5.15.183-syzkaller #0 [ 44.077361][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.080077][ T4024] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.082102][ T4024] pc : __test_set_page_writeback+0xa34/0xc34 [ 44.083740][ T4024] lr : __test_set_page_writeback+0xa34/0xc34 [ 44.085315][ T4024] sp : ffff80001b7e7140 [ 44.086613][ T4024] x29: ffff80001b7e7220 x28: 0000000000000000 x27: 0000000000000000 [ 44.088873][ T4024] x26: ffff0000c51e4d20 x25: dfff800000000000 x24: 0000000000000000 [ 44.091043][ T4024] x23: ffff0000d3e52250 x22: fffffc000326dd88 x21: ffff80001b7e71a0 [ 44.093175][ T4024] x20: 1fffff800064dbb1 x19: fffffc000326dd80 x18: 0000000000000000 [ 44.095422][ T4024] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000406 [ 44.097630][ T4024] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 44.099853][ T4024] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0510 [ 44.102051][ T4024] x8 : ffff0000d09e51c0 x7 : ffff80000869fec4 x6 : 0000000000000000 [ 44.104291][ T4024] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff8c [ 44.106502][ T4024] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.108717][ T4024] Call trace: [ 44.109605][ T4024] __test_set_page_writeback+0xa34/0xc34 [ 44.111252][ T4024] gfs2_aspace_writepage+0x548/0x710 [ 44.112804][ T4024] __writepage+0x70/0x120 [ 44.114037][ T4024] write_cache_pages+0x7c8/0xde4 [ 44.115361][ T4024] generic_writepages+0xf4/0x160 [ 44.116698][ T4024] gfs2_ail1_flush+0x884/0xeac [ 44.117981][ T4024] empty_ail1_list+0x100/0x1d4 [ 44.119261][ T4024] gfs2_log_flush+0x16c0/0x2078 [ 44.120640][ T4024] gfs2_kill_sb+0x5c/0xd4 [ 44.121839][ T4024] deactivate_locked_super+0xb8/0x13c [ 44.123348][ T4024] deactivate_super+0xf8/0x118 [ 44.124632][ T4024] cleanup_mnt+0x3a4/0x458 [ 44.125854][ T4024] __cleanup_mnt+0x20/0x30 [ 44.127117][ T4024] task_work_run+0x12c/0x1e0 [ 44.128376][ T4024] do_exit+0x67c/0x1f58 [ 44.129527][ T4024] do_group_exit+0x100/0x268 [ 44.130763][ T4024] __wake_up_parent+0x0/0x60 [ 44.132023][ T4024] invoke_syscall+0x98/0x2b8 [ 44.133373][ T4024] el0_svc_common+0x138/0x258 [ 44.134654][ T4024] do_el0_svc+0x58/0x14c [ 44.135800][ T4024] el0_svc+0x78/0x1e0 [ 44.136901][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 44.138293][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 44.139597][ T4024] irq event stamp: 147010 [ 44.140747][ T4024] hardirqs last enabled at (147009): [] lock_page_memcg+0x110/0x234 [ 44.143428][ T4024] hardirqs last disabled at (147010): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.146367][ T4024] softirqs last enabled at (146986): [] handle_softirqs+0xa4c/0xbf0 [ 44.148986][ T4024] softirqs last disabled at (146891): [] __irq_exit_rcu+0x240/0x440 [ 44.151669][ T4024] ---[ end trace a98e95aa906aa2ec ]--- [ 44.158331][ C1] ------------[ cut here ]------------ [ 44.161864][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 44.164827][ C1] Modules linked in: [ 44.165983][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.183-syzkaller #0 [ 44.168576][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.171338][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.174001][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 44.175583][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 44.177277][ C1] sp : ffff80001b3779a0 [ 44.178375][ C1] x29: ffff80001b3779b0 x28: ffff0000cb918000 x27: fffffc00033799c8 [ 44.180632][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 44.182949][ C1] x23: ffff0000c51e4d20 x22: 0000000000000001 x21: 0000000000000001 [ 44.185231][ C1] x20: ffff0000d3e52250 x19: fffffc000326dd80 x18: 0000000000000001 [ 44.187448][ C1] x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000002 [ 44.189640][ C1] x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 [ 44.191831][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000869f8e0 [ 44.194043][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.196341][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 44.198572][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.200730][ C1] Call trace: [ 44.201711][ C1] test_clear_page_writeback+0x8d0/0xacc [ 44.203306][ C1] end_page_writeback+0x174/0x488 [ 44.204797][ C1] end_buffer_async_write+0x340/0x56c [ 44.206315][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 44.207668][ C1] bio_endio+0x744/0x788 [ 44.208823][ C1] blk_update_request+0x7a4/0x1100 [ 44.210279][ C1] blk_mq_end_request+0x54/0x88 [ 44.211615][ C1] lo_complete_rq+0x1ec/0x250 [ 44.212885][ C1] blk_done_softirq+0x11c/0x168 [ 44.214369][ C1] handle_softirqs+0x344/0xbf0 [ 44.215629][ C1] run_ksoftirqd+0x7c/0x2a0 [ 44.216843][ C1] smpboot_thread_fn+0x4b0/0x920 [ 44.218213][ C1] kthread+0x374/0x454 [ 44.219400][ C1] ret_from_fork+0x10/0x20 [ 44.220594][ C1] irq event stamp: 171605 [ 44.221799][ C1] hardirqs last enabled at (171604): [] lock_page_memcg+0x110/0x234 [ 44.224380][ C1] hardirqs last disabled at (171605): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 44.227229][ C1] softirqs last enabled at (171594): [] handle_softirqs+0xa4c/0xbf0 [ 44.229927][ C1] softirqs last disabled at (171599): [] run_ksoftirqd+0x7c/0x2a0 [ 44.232538][ C1] ---[ end trace a98e95aa906aa2ed ]---