Warning: Permanently added '10.128.0.193' (ED25519) to the list of known hosts. executing program syzkaller login: [ 35.757418][ T4223] loop0: detected capacity change from 0 to 32768 [ 35.763805][ T4223] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 35.765994][ T4223] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 35.779408][ T4223] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 35.783634][ T1510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 35.785635][ T1510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 35.810372][ T1510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 24ms [ 35.813107][ T1510] gfs2: fsid=syz:syz.0: jid=0: Done [ 35.814777][ T4223] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 35.995186][ T4223] ------------[ cut here ]------------ [ 35.996794][ T4223] WARNING: CPU: 0 PID: 4223 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 35.999811][ T4223] Modules linked in: [ 36.000992][ T4223] CPU: 0 PID: 4223 Comm: syz-executor114 Not tainted 6.1.93-syzkaller #0 [ 36.003455][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 36.006253][ T4223] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.008427][ T4223] pc : __folio_mark_dirty+0x878/0xd04 [ 36.010031][ T4223] lr : __folio_mark_dirty+0x878/0xd04 [ 36.011600][ T4223] sp : ffff80001dc376c0 [ 36.012717][ T4223] x29: ffff80001dc376e0 x28: dfff800000000000 x27: 1fffe000180a7672 [ 36.015063][ T4223] x26: 0000000000000000 x25: ffff0000c053b390 x24: 0000000000000001 [ 36.017284][ T4223] x23: 0000000000000000 x22: fffffc0003562388 x21: 1fffff80006ac470 [ 36.019794][ T4223] x20: ffff0000cd94a258 x19: fffffc0003562380 x18: ffff80001dc373a0 [ 36.022030][ T4223] x17: ffff8000188df000 x16: ffff8000083037a8 x15: ffff8000183c4f80 [ 36.024258][ T4223] x14: ffff0000d5aaddb8 x13: dfff800000000000 x12: 0000000000000001 [ 36.026750][ T4223] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008773dc8 [ 36.029106][ T4223] x8 : ffff0000d5aad340 x7 : 0000000000000000 x6 : 0000000000000000 [ 36.031478][ T4223] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008af7460 [ 36.033773][ T4223] x2 : ffff0000ceb8e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.035953][ T4223] Call trace: [ 36.036847][ T4223] __folio_mark_dirty+0x878/0xd04 [ 36.038498][ T4223] mark_buffer_dirty+0x2c0/0x624 [ 36.039934][ T4223] gfs2_unpin+0x120/0x954 [ 36.041168][ T4223] buf_lo_after_commit+0x134/0x18c [ 36.042597][ T4223] gfs2_log_flush+0xcac/0x1c80 [ 36.043853][ T4223] gfs2_kill_sb+0x5c/0xd4 [ 36.045011][ T4223] deactivate_locked_super+0xac/0x124 [ 36.046571][ T4223] deactivate_super+0xf0/0x110 [ 36.047982][ T4223] cleanup_mnt+0x394/0x41c [ 36.049216][ T4223] __cleanup_mnt+0x20/0x30 [ 36.050572][ T4223] task_work_run+0x240/0x2f0 [ 36.051847][ T4223] do_exit+0x554/0x1a88 [ 36.053124][ T4223] do_group_exit+0x194/0x22c [ 36.054458][ T4223] __wake_up_parent+0x0/0x60 [ 36.055723][ T4223] invoke_syscall+0x98/0x2c0 [ 36.057063][ T4223] el0_svc_common+0x138/0x258 [ 36.058420][ T4223] do_el0_svc+0x64/0x218 [ 36.059628][ T4223] el0_svc+0x58/0x168 [ 36.060743][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 36.062130][ T4223] el0t_64_sync+0x18c/0x190 [ 36.063391][ T4223] irq event stamp: 129790 [ 36.064593][ T4223] hardirqs last enabled at (129789): [] folio_memcg_lock+0xf4/0x20c [ 36.067301][ T4223] hardirqs last disabled at (129790): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 36.070186][ T4223] softirqs last enabled at (128720): [] handle_softirqs+0xb84/0xd58 [ 36.073067][ T4223] softirqs last disabled at (128713): [] __do_softirq+0x14/0x20 [ 36.075732][ T4223] ---[ end trace 0000000000000000 ]--- [ 36.077949][ T4223] ------------[ cut here ]------------ [ 36.079417][ T4223] WARNING: CPU: 0 PID: 4223 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 36.082343][ T4223] Modules linked in: [ 36.083369][ T4223] CPU: 0 PID: 4223 Comm: syz-executor114 Tainted: G W 6.1.93-syzkaller #0 [ 36.085585][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 36.087838][ T4223] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.090003][ T4223] pc : __folio_start_writeback+0x8fc/0xaf8 [ 36.091768][ T4223] lr : __folio_start_writeback+0x8fc/0xaf8 [ 36.093311][ T4223] sp : ffff80001dc37140 [ 36.094471][ T4223] x29: ffff80001dc37220 x28: 0000000000000000 x27: ffff700003b86e30 [ 36.096706][ T4223] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000cd94a250 [ 36.098945][ T4223] x23: ffff80001dc371a0 x22: ffff0000c053b1e8 x21: 0000000000000001 [ 36.101263][ T4223] x20: fffffc0003562388 x19: fffffc0003562380 x18: ffff80001dc372a0 [ 36.103485][ T4223] x17: ffff8000188df000 x16: ffff8000083037a8 x15: 0000000000000000 [ 36.105776][ T4223] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000001 [ 36.108081][ T4223] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087763a8 [ 36.110579][ T4223] x8 : ffff0000d5aad340 x7 : ffff800008775e04 x6 : 0000000000000000 [ 36.112749][ T4223] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008775e44 [ 36.114947][ T4223] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.117285][ T4223] Call trace: [ 36.118304][ T4223] __folio_start_writeback+0x8fc/0xaf8 [ 36.119810][ T4223] set_page_writeback+0x5c/0x7c [ 36.121133][ T4223] gfs2_aspace_writepage+0x524/0x6f8 [ 36.122625][ T4223] __gfs2_writepage+0x70/0x18c [ 36.123995][ T4223] write_cache_pages+0x7fc/0xf60 [ 36.125440][ T4223] gfs2_ail1_flush+0x7bc/0xa40 [ 36.126803][ T4223] empty_ail1_list+0x150/0x234 [ 36.128141][ T4223] gfs2_log_flush+0x1390/0x1c80 [ 36.129488][ T4223] gfs2_kill_sb+0x5c/0xd4 [ 36.130669][ T4223] deactivate_locked_super+0xac/0x124 [ 36.132275][ T4223] deactivate_super+0xf0/0x110 [ 36.133561][ T4223] cleanup_mnt+0x394/0x41c [ 36.134775][ T4223] __cleanup_mnt+0x20/0x30 [ 36.135991][ T4223] task_work_run+0x240/0x2f0 [ 36.137262][ T4223] do_exit+0x554/0x1a88 [ 36.138480][ T4223] do_group_exit+0x194/0x22c [ 36.139828][ T4223] __wake_up_parent+0x0/0x60 [ 36.141132][ T4223] invoke_syscall+0x98/0x2c0 [ 36.142416][ T4223] el0_svc_common+0x138/0x258 [ 36.143724][ T4223] do_el0_svc+0x64/0x218 [ 36.144878][ T4223] el0_svc+0x58/0x168 [ 36.145983][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 36.147347][ T4223] el0t_64_sync+0x18c/0x190 [ 36.148585][ T4223] irq event stamp: 129836 [ 36.149799][ T4223] hardirqs last enabled at (129835): [] folio_memcg_lock+0xf4/0x20c [ 36.152592][ T4223] hardirqs last disabled at (129836): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 36.155439][ T4223] softirqs last enabled at (129814): [] handle_softirqs+0xb84/0xd58 [ 36.158073][ T4223] softirqs last disabled at (129793): [] __do_softirq+0x14/0x20 [ 36.160577][ T4223] ---[ end trace 0000000000000000 ]--- [ 36.164022][ C0] ------------[ cut here ]------------ [ 36.165646][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 36.168484][ C0] Modules linked in: [ 36.169531][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.93-syzkaller #0 [ 36.172122][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 36.174986][ C0] pstate: 004000c5 (nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.177172][ C0] pc : __folio_end_writeback+0x7d8/0x9c8 [ 36.178891][ C0] lr : __folio_end_writeback+0x7d8/0x9c8 [ 36.180554][ C0] sp : ffff800019e97970 [ 36.181759][ C0] x29: ffff800019e97990 x28: dfff800000000000 x27: 1fffff800066c658 [ 36.183908][ C0] x26: 0000000000000000 x25: ffff0000c053b1e8 x24: 05ffd20000002052 [ 36.186290][ C0] x23: 0000000000000003 x22: ffff0000d4299278 x21: ffff0000d4299280 [ 36.188544][ C0] x20: 0000000000000001 x19: fffffc00033632c0 x18: 1fffe0003686af76 [ 36.190821][ C0] x17: ffff80001584d000 x16: ffff8000083037a8 x15: ffff0001b4357bbc [ 36.193053][ C0] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000003 [ 36.195304][ C0] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087758bc [ 36.197552][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 36.199727][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 36.202024][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.204264][ C0] Call trace: [ 36.205214][ C0] __folio_end_writeback+0x7d8/0x9c8 [ 36.206718][ C0] folio_end_writeback+0x12c/0x420 [ 36.208162][ C0] end_page_writeback+0x58/0x74 [ 36.209524][ C0] end_buffer_async_write+0x398/0x53c [ 36.211052][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 36.212385][ C0] bio_endio+0x7c8/0x80c [ 36.213642][ C0] blk_update_request+0x4ac/0xdf0 [ 36.215113][ C0] blk_mq_end_request+0x54/0x88 [ 36.216495][ C0] lo_complete_rq+0x140/0x258 [ 36.217837][ C0] blk_done_softirq+0x11c/0x168 [ 36.219162][ C0] handle_softirqs+0x318/0xd58 [ 36.220485][ C0] run_ksoftirqd+0x6c/0x29c [ 36.221724][ C0] smpboot_thread_fn+0x4b0/0x96c [ 36.223222][ C0] kthread+0x250/0x2d8 [ 36.224369][ C0] ret_from_fork+0x10/0x20 [ 36.225652][ C0] irq event stamp: 251597 [ 36.226896][ C0] hardirqs last enabled at (251596): [] folio_memcg_lock+0xf4/0x20c [ 36.229664][ C0] hardirqs last disabled at (251597): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 36.232561][ C0] softirqs last enabled at (251586): [] handle_softirqs+0xb84/0xd58 [ 36.235240][ C0] softirqs last disabled at (251591): [] run_ksoftirqd+0x6c/0x29c [ 36.237825][ C0] ---[ end trace 0000000000000000 ]---