Warning: Permanently added '10.128.1.162' (ED25519) to the list of known hosts. executing program [ 36.789517][ T4295] loop0: detected capacity change from 0 to 32768 [ 36.794680][ T4295] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 36.796761][ T4295] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 36.803067][ T4295] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 36.806537][ T1964] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 36.808214][ T1964] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 36.835953][ T1964] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 36.838099][ T1964] gfs2: fsid=syz:syz.0: jid=0: Done [ 36.839510][ T4295] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 36.925139][ T4295] gfs2: fsid=syz:syz.0: found 1 quota changes [ 36.938802][ T4295] ------------[ cut here ]------------ [ 36.940126][ T4295] WARNING: CPU: 0 PID: 4295 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 36.942529][ T4295] Modules linked in: [ 36.943422][ T4295] CPU: 0 PID: 4295 Comm: syz-executor187 Not tainted 6.1.140-syzkaller #0 [ 36.945526][ T4295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 36.948097][ T4295] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 36.949946][ T4295] pc : __folio_mark_dirty+0x8a0/0xce0 [ 36.951365][ T4295] lr : __folio_mark_dirty+0x8a0/0xce0 [ 36.952685][ T4295] sp : ffff8000206773e0 [ 36.953616][ T4295] x29: ffff800020677400 x28: 1fffff80006a7250 x27: dfff800000000000 [ 36.955627][ T4295] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 36.957769][ T4295] x23: 0000000000000000 x22: fffffc0003539288 x21: 1fffe00018093932 [ 36.959832][ T4295] x20: ffff0000d262e250 x19: fffffc0003539280 x18: ffff800011a7bd00 [ 36.961887][ T4295] x17: ffff8000181a0000 x16: ffff8000082d076c x15: ffff800017c80fc0 [ 36.963959][ T4295] x14: ffff0000d5778a98 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 36.965994][ T4295] x11: ff008000086fab68 x10: 0000000000000000 x9 : ffff8000086fab68 [ 36.967966][ T4295] x8 : ffff0000d5778000 x7 : ffff8000086fa30c x6 : 0000000000000000 [ 36.970019][ T4295] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a454b0 [ 36.972092][ T4295] x2 : ffff0000ce508060 x1 : 0000000000000000 x0 : 0000000000000000 [ 36.974020][ T4295] Call trace: [ 36.974766][ T4295] __folio_mark_dirty+0x8a0/0xce0 [ 36.975985][ T4295] mark_buffer_dirty+0x2b8/0x5cc [ 36.977300][ T4295] gfs2_unpin+0x120/0x914 [ 36.978390][ T4295] buf_lo_after_commit+0x140/0x188 [ 36.979742][ T4295] gfs2_log_flush+0xbc8/0x1aa0 [ 36.980880][ T4295] do_sync+0x88c/0xa94 [ 36.981997][ T4295] gfs2_quota_sync+0x2e0/0x528 [ 36.983207][ T4295] gfs2_sync_fs+0x4c/0xc4 [ 36.984301][ T4295] sync_filesystem+0xe8/0x218 [ 36.985481][ T4295] generic_shutdown_super+0x70/0x324 [ 36.986763][ T4295] kill_block_super+0x70/0xdc [ 36.987893][ T4295] gfs2_kill_sb+0xc0/0xd4 [ 36.988941][ T4295] deactivate_locked_super+0xac/0x124 [ 36.990302][ T4295] deactivate_super+0xe8/0x108 [ 36.991538][ T4295] cleanup_mnt+0x37c/0x404 [ 36.992512][ T4295] __cleanup_mnt+0x20/0x30 [ 36.993518][ T4295] task_work_run+0x1ec/0x270 [ 36.994596][ T4295] do_exit+0x544/0x19a8 [ 36.995635][ T4295] do_group_exit+0x194/0x22c [ 36.996754][ T4295] __wake_up_parent+0x0/0x60 [ 36.997938][ T4295] invoke_syscall+0x98/0x2bc [ 36.999139][ T4295] el0_svc_common+0x138/0x258 [ 37.000307][ T4295] do_el0_svc+0x58/0x13c [ 37.001392][ T4295] el0_svc+0x58/0x138 [ 37.002263][ T4295] el0t_64_sync_handler+0x84/0xf0 [ 37.003552][ T4295] el0t_64_sync+0x18c/0x190 [ 37.004615][ T4295] irq event stamp: 119618 [ 37.005675][ T4295] hardirqs last enabled at (119617): [] folio_memcg_lock+0xe8/0x1fc [ 37.008056][ T4295] hardirqs last disabled at (119618): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.010479][ T4295] softirqs last enabled at (117584): [] local_bh_enable+0x10/0x34 [ 37.012797][ T4295] softirqs last disabled at (117582): [] local_bh_disable+0x10/0x34 [ 37.015148][ T4295] ---[ end trace 0000000000000000 ]--- [ 37.019820][ T1613] ------------[ cut here ]------------ [ 37.021258][ T1613] WARNING: CPU: 1 PID: 1613 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 37.024021][ T1613] Modules linked in: [ 37.025069][ T1613] CPU: 1 PID: 1613 Comm: kworker/u4:5 Tainted: G W 6.1.140-syzkaller #0 [ 37.027476][ T1613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 37.029995][ T1613] Workqueue: writeback wb_workfn (flush-7:0) [ 37.031535][ T1613] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.033509][ T1613] pc : __folio_start_writeback+0x868/0xa68 [ 37.034912][ T1613] lr : __folio_start_writeback+0x868/0xa68 [ 37.036400][ T1613] sp : ffff800024dc6c80 [ 37.037443][ T1613] x29: ffff800024dc6d60 x28: dfff800000000000 x27: 0000000000000000 [ 37.039441][ T1613] x26: ffff7000049b8d98 x25: 0000000000000000 x24: ffff0000d262ece0 [ 37.041625][ T1613] x23: ffff800024dc6ce0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 37.043581][ T1613] x20: fffffc00030d4688 x19: fffffc00030d4680 x18: ffff800011a7bd00 [ 37.045643][ T1613] x17: ffff8000181a0000 x16: ffff8000082d076c x15: ffff800017c80fc0 [ 37.047729][ T1613] x14: ffff0000cfa5a658 x13: ffff0000cfa5a6d0 x12: 0000000000ff0100 [ 37.049759][ T1613] x11: ff008000086fd080 x10: 0000000000000000 x9 : ffff8000086fd080 [ 37.051778][ T1613] x8 : ffff0000cfa59bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.053813][ T1613] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000086fcb40 [ 37.055771][ T1613] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.057810][ T1613] Call trace: [ 37.058625][ T1613] __folio_start_writeback+0x868/0xa68 [ 37.060065][ T1613] set_page_writeback+0x5c/0x7c [ 37.061206][ T1613] gfs2_aspace_writepage+0x520/0x6e8 [ 37.062551][ T1613] __writepage+0x70/0x18c [ 37.063587][ T1613] write_cache_pages+0x73c/0xdd4 [ 37.064817][ T1613] do_writepages+0x320/0x4fc [ 37.065981][ T1613] filemap_fdatawrite_wbc+0x124/0x174 [ 37.067345][ T1613] filemap_fdatawrite+0xc4/0x114 [ 37.068554][ T1613] gfs2_write_inode+0x234/0x34c [ 37.069861][ T1613] __writeback_single_inode+0x5e0/0x157c [ 37.071249][ T1613] writeback_sb_inodes+0x824/0x1404 [ 37.072424][ T1613] wb_writeback+0x400/0xfb0 [ 37.073513][ T1613] wb_workfn+0x34c/0xd98 [ 37.074551][ T1613] process_one_work+0x7f4/0x13a8 [ 37.075883][ T1613] worker_thread+0x8c8/0xfbc [ 37.077077][ T1613] kthread+0x250/0x2d8 [ 37.078164][ T1613] ret_from_fork+0x10/0x20 [ 37.079272][ T1613] irq event stamp: 57036 [ 37.080299][ T1613] hardirqs last enabled at (57035): [] folio_memcg_lock+0xe8/0x1fc [ 37.082757][ T1613] hardirqs last disabled at (57036): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.085307][ T1613] softirqs last enabled at (56372): [] handle_softirqs+0xaf8/0xc6c [ 37.087714][ T1613] softirqs last disabled at (56363): [] __do_softirq+0x14/0x20 [ 37.089989][ T1613] ---[ end trace 0000000000000000 ]--- [ 37.093311][ C0] ------------[ cut here ]------------ [ 37.094687][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 37.096910][ C0] Modules linked in: [ 37.097763][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.140-syzkaller #0 [ 37.099956][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 37.102335][ C0] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.104219][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 37.105612][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 37.107103][ C0] sp : ffff80001c877960 [ 37.108136][ C0] x29: ffff80001c877980 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 37.110171][ C0] x26: 0000000000000000 x25: 05ffc400000020c2 x24: 1fffff800061a8d0 [ 37.112118][ C0] x23: 0000000000000001 x22: ffff0000d262ece0 x21: ffff0000d262ece8 [ 37.114284][ C0] x20: 0000000000000001 x19: fffffc00030d4680 x18: ffff800011a7bd00 [ 37.116448][ C0] x17: ffff8000181a0000 x16: ffff8000082d076c x15: ffff800017c80fc0 [ 37.118478][ C0] x14: ffff0000c09b4218 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100 [ 37.120445][ C0] x11: ff008000086fc60c x10: 0000000000000000 x9 : ffff8000086fc60c [ 37.122580][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.124567][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 37.126574][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.128511][ C0] Call trace: [ 37.129341][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 37.130632][ C0] folio_end_writeback+0x12c/0x41c [ 37.131940][ C0] end_page_writeback+0x58/0x74 [ 37.133108][ C0] end_buffer_async_write+0x32c/0x508 [ 37.134365][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 37.135564][ C0] bio_endio+0x770/0x7b4 [ 37.136600][ C0] blk_update_request+0x49c/0xbec [ 37.137873][ C0] blk_mq_end_request+0x54/0x88 [ 37.138964][ C0] lo_complete_rq+0x1ec/0x250 [ 37.140124][ C0] blk_done_softirq+0x11c/0x168 [ 37.141256][ C0] handle_softirqs+0x318/0xc6c [ 37.142434][ C0] run_ksoftirqd+0x7c/0x2a0 [ 37.143571][ C0] smpboot_thread_fn+0x4b0/0x964 [ 37.144793][ C0] kthread+0x250/0x2d8 [ 37.145834][ C0] ret_from_fork+0x10/0x20 [ 37.146857][ C0] irq event stamp: 243043 [ 37.147964][ C0] hardirqs last enabled at (243042): [] folio_memcg_lock+0xe8/0x1fc [ 37.150285][ C0] hardirqs last disabled at (243043): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 37.152721][ C0] softirqs last enabled at (243018): [] handle_softirqs+0xaf8/0xc6c [ 37.155192][ C0] softirqs last disabled at (243023): [] run_ksoftirqd+0x7c/0x2a0 [ 37.157581][ C0] ---[ end trace 0000000000000000 ]---