Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts. executing program [ 46.093003][ T4017] loop0: detected capacity change from 0 to 32768 [ 46.193515][ T4017] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.195781][ T4017] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.215615][ T4017] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 46.220061][ T3604] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.222245][ T3604] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.249437][ T3604] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 46.251991][ T3604] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.253668][ T4017] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 69.613412][ T1534] cfg80211: failed to load regulatory.db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 76.653372][ T4019] ------------[ cut here ]------------ [ 76.655060][ T4019] WARNING: CPU: 1 PID: 4019 at include/linux/backing-dev.h:288 __set_page_dirty+0x8f8/0xc7c [ 76.657782][ T4019] Modules linked in: [ 76.658848][ T4019] CPU: 1 PID: 4019 Comm: gfs2_logd Not tainted 5.15.166-syzkaller #0 [ 76.661092][ T4019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.663832][ T4019] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.665964][ T4019] pc : __set_page_dirty+0x8f8/0xc7c [ 76.667424][ T4019] lr : __set_page_dirty+0x8f8/0xc7c [ 76.668866][ T4019] sp : ffff8000203678c0 [ 76.670014][ T4019] x29: ffff8000203678d0 x28: 0000000000000000 x27: 1fffe00019145c4a [ 76.672235][ T4019] x26: dfff800000000000 x25: 1fffe000180939d9 x24: 0000000000000000 [ 76.674440][ T4019] x23: ffff0000c049cec8 x22: 0000000000000000 x21: 0000000000000003 [ 76.676656][ T4019] x20: ffff0000c8a2e258 x19: fffffc000329ff40 x18: ffff8000203675a0 [ 76.678885][ T4019] x17: 1fffe0003683618e x16: ffff8000082eae1c x15: 000000000000c63f [ 76.681079][ T4019] x14: ffff80001712e500 x13: dfff800000000000 x12: 0000000000000001 [ 76.683289][ T4019] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000cab71b40 [ 76.685557][ T4019] x8 : ffff800008709b24 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.687739][ T4019] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a39edc [ 76.690089][ T4019] x2 : ffff0000cbf2c060 x1 : 0000000000000000 x0 : 0000000000000000 [ 76.692354][ T4019] Call trace: [ 76.693245][ T4019] __set_page_dirty+0x8f8/0xc7c [ 76.694613][ T4019] mark_buffer_dirty+0x27c/0x574 [ 76.695965][ T4019] gfs2_unpin+0x12c/0xcc0 [ 76.697185][ T4019] buf_lo_after_commit+0x134/0x18c [ 76.698567][ T4019] gfs2_log_flush+0xd50/0x21d4 [ 76.699884][ T4019] gfs2_logd+0x2c4/0xd34 [ 76.701099][ T4019] kthread+0x37c/0x45c [ 76.702240][ T4019] ret_from_fork+0x10/0x20 [ 76.703449][ T4019] irq event stamp: 96 [ 76.704428][ T4019] hardirqs last enabled at (95): [] lock_page_memcg+0x11c/0x244 [ 76.706989][ T4019] hardirqs last disabled at (96): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 76.709753][ T4019] softirqs last enabled at (0): [] copy_process+0x12c4/0x3750 [ 76.712200][ T4019] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 76.714108][ T4019] ---[ end trace df1c759a91c4d096 ]--- [ 76.718523][ T501] ------------[ cut here ]------------ [ 76.720094][ T501] WARNING: CPU: 1 PID: 501 at include/linux/backing-dev.h:288 __test_set_page_writeback+0xa58/0xc70 [ 76.722790][ T501] Modules linked in: [ 76.723864][ T501] CPU: 1 PID: 501 Comm: kworker/u4:5 Tainted: G W 5.15.166-syzkaller #0 [ 76.726466][ T501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.729272][ T501] Workqueue: writeback wb_workfn (flush-7:0) [ 76.730843][ T501] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.732999][ T501] pc : __test_set_page_writeback+0xa58/0xc70 [ 76.734650][ T501] lr : __test_set_page_writeback+0xa58/0xc70 [ 76.736299][ T501] sp : ffff800020806b00 [ 76.737456][ T501] x29: ffff800020806be0 x28: 0000000000000000 x27: 0000000000000000 [ 76.739630][ T501] x26: ffff0000c049cd20 x25: 0000000000000003 x24: 0000000000000000 [ 76.741834][ T501] x23: ffff0000c8a2c2a0 x22: fffffc00032ffe48 x21: ffff800020806b60 [ 76.744023][ T501] x20: 1fffff800065ffc9 x19: fffffc00032ffe40 x18: ffff8000208067e0 [ 76.746276][ T501] x17: 0000000000000000 x16: ffff8000082eae1c x15: 000000000000c686 [ 76.748484][ T501] x14: ffff80001712e500 x13: dfff800000000000 x12: 0000000000000001 [ 76.750646][ T501] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000c8433680 [ 76.752879][ T501] x8 : ffff80000870c718 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.755102][ T501] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870c1d8 [ 76.757299][ T501] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 76.759413][ T501] Call trace: [ 76.760312][ T501] __test_set_page_writeback+0xa58/0xc70 [ 76.761881][ T501] gfs2_aspace_writepage+0x550/0x71c [ 76.763358][ T501] __writepage+0x70/0x16c [ 76.764542][ T501] write_cache_pages+0x878/0xf58 [ 76.765959][ T501] do_writepages+0x3f8/0x5ec [ 76.767210][ T501] filemap_fdatawrite_wbc+0x1c8/0x228 [ 76.768682][ T501] filemap_fdatawrite+0x11c/0x184 [ 76.770061][ T501] gfs2_write_inode+0x2e0/0x3ec [ 76.771413][ T501] __writeback_single_inode+0x584/0x13a4 [ 76.772965][ T501] writeback_sb_inodes+0x94c/0x1654 [ 76.774430][ T501] __writeback_inodes_wb+0x110/0x39c [ 76.775875][ T501] wb_writeback+0x410/0xfc8 [ 76.777003][ T501] wb_workfn+0xbb4/0x1070 [ 76.778185][ T501] process_one_work+0x790/0x11b8 [ 76.779568][ T501] worker_thread+0x910/0x1034 [ 76.780863][ T501] kthread+0x37c/0x45c [ 76.782003][ T501] ret_from_fork+0x10/0x20 [ 76.783245][ T501] irq event stamp: 639798 [ 76.784395][ T501] hardirqs last enabled at (639797): [] lock_page_memcg+0x11c/0x244 [ 76.786933][ T501] hardirqs last disabled at (639798): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 76.789806][ T501] softirqs last enabled at (638928): [] handle_softirqs+0xb88/0xdbc [ 76.792535][ T501] softirqs last disabled at (638919): [] __irq_exit_rcu+0x268/0x4d8 [ 76.795213][ T501] ---[ end trace df1c759a91c4d097 ]--- executing program [ 76.808083][ C1] ------------[ cut here ]------------ [ 76.809707][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:288 test_clear_page_writeback+0x8a0/0xa9c [ 76.812672][ C1] Modules linked in: [ 76.813748][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.166-syzkaller #0 [ 76.816395][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.819172][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.821300][ C1] pc : test_clear_page_writeback+0x8a0/0xa9c [ 76.822932][ C1] lr : test_clear_page_writeback+0x8a0/0xa9c [ 76.824588][ C1] sp : ffff80001bce79a0 [ 76.825700][ C1] x29: ffff80001bce79c0 x28: dfff800000000000 x27: fffffc00032f2908 [ 76.827929][ C1] x26: ffff0000c8a2c2a8 x25: 0000000000000000 x24: ffff0000c049cd20 [ 76.830136][ C1] x23: 0000000000000003 x22: 0000000000000001 x21: ffff0000cbf2c000 [ 76.832394][ C1] x20: ffff0000c8a2c2a0 x19: fffffc00032ffe40 x18: 0000000000000001 [ 76.834599][ C1] x17: 0000000000000000 x16: ffff8000082eae1c x15: 0000000000000002 [ 76.836843][ C1] x14: 1ffff0000295606a x13: dfff800000000000 x12: 0000000000000002 [ 76.838998][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff0000c0a80000 [ 76.841209][ C1] x8 : ffff80000870bac4 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.843414][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 76.845619][ C1] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 76.847809][ C1] Call trace: [ 76.848725][ C1] test_clear_page_writeback+0x8a0/0xa9c [ 76.850315][ C1] end_page_writeback+0x174/0x488 [ 76.851705][ C1] end_buffer_async_write+0x344/0x570 [ 76.853177][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 76.854526][ C1] bio_endio+0x780/0x7c4 [ 76.855689][ C1] blk_update_request+0x79c/0x1304 [ 76.857102][ C1] blk_mq_end_request+0x54/0x88 [ 76.858449][ C1] lo_complete_rq+0x140/0x258 [ 76.859736][ C1] blk_done_softirq+0x11c/0x168 [ 76.861090][ C1] handle_softirqs+0x384/0xdbc [ 76.862250][ C1] run_ksoftirqd+0x6c/0x29c [ 76.863511][ C1] smpboot_thread_fn+0x4b0/0x920 [ 76.864819][ C1] kthread+0x37c/0x45c [ 76.865894][ C1] ret_from_fork+0x10/0x20 [ 76.867026][ C1] irq event stamp: 224405 [ 76.868235][ C1] hardirqs last enabled at (224404): [] lock_page_memcg+0x11c/0x244 [ 76.870924][ C1] hardirqs last disabled at (224405): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 76.873747][ C1] softirqs last enabled at (224394): [] handle_softirqs+0xb88/0xdbc [ 76.876121][ C1] softirqs last disabled at (224399): [] run_ksoftirqd+0x6c/0x29c [ 76.878568][ C1] ---[ end trace df1c759a91c4d098 ]--- executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program