[ 15.038535][ T3898] 8021q: adding VLAN 0 to HW filter on device bond0 [ 15.042143][ T3898] eql: remember to turn off Van-Jacobson compression on your slave devices [ 15.084823][ T39] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 15.090796][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts. executing program syzkaller login: [ 35.370676][ T4223] loop0: detected capacity change from 0 to 32768 [ 35.376482][ T4223] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 35.378382][ T4223] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 35.391678][ T4223] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 35.395002][ T22] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 35.396812][ T22] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 35.424778][ T22] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 35.426873][ T22] gfs2: fsid=syz:syz.0: jid=0: Done [ 35.428252][ T4223] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 35.587813][ T4223] ------------[ cut here ]------------ [ 35.589251][ T4223] WARNING: CPU: 0 PID: 4223 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 [ 35.591721][ T4223] Modules linked in: [ 35.592608][ T4223] CPU: 0 PID: 4223 Comm: syz-executor110 Not tainted 6.1.91-syzkaller #0 [ 35.594632][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.596947][ T4223] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.598876][ T4223] pc : __folio_mark_dirty+0x878/0xd04 [ 35.600185][ T4223] lr : __folio_mark_dirty+0x878/0xd04 [ 35.601543][ T4223] sp : ffff80001dea76c0 [ 35.602631][ T4223] x29: ffff80001dea76e0 x28: dfff800000000000 x27: 1fffe00018093252 [ 35.604747][ T4223] x26: 0000000000000000 x25: ffff0000c0499290 x24: 0000000000000001 [ 35.606622][ T4223] x23: 0000000000000000 x22: fffffc00035131c8 x21: 1fffff80006a2638 [ 35.608624][ T4223] x20: ffff0000cdf0a258 x19: fffffc00035131c0 x18: ffff80001dea73a0 [ 35.610483][ T4223] x17: ffff8000188df000 x16: ffff800008304340 x15: ffff8000183c4f80 [ 35.612530][ T4223] x14: ffff0000c62c41f8 x13: dfff800000000000 x12: 0000000000000001 [ 35.614389][ T4223] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087748c0 [ 35.616341][ T4223] x8 : ffff0000c62c3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 35.618503][ T4223] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008af7f58 [ 35.620475][ T4223] x2 : ffff0000cea9e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.622427][ T4223] Call trace: [ 35.623251][ T4223] __folio_mark_dirty+0x878/0xd04 [ 35.624648][ T4223] mark_buffer_dirty+0x2c0/0x624 [ 35.625930][ T4223] gfs2_unpin+0x120/0x954 [ 35.627047][ T4223] buf_lo_after_commit+0x134/0x18c [ 35.628337][ T4223] gfs2_log_flush+0xcac/0x1c80 [ 35.629497][ T4223] gfs2_kill_sb+0x5c/0xd4 [ 35.630564][ T4223] deactivate_locked_super+0xac/0x124 [ 35.631918][ T4223] deactivate_super+0xf0/0x110 [ 35.633174][ T4223] cleanup_mnt+0x394/0x41c [ 35.634269][ T4223] __cleanup_mnt+0x20/0x30 [ 35.635306][ T4223] task_work_run+0x240/0x2f0 [ 35.636410][ T4223] do_exit+0x554/0x1a88 [ 35.637465][ T4223] do_group_exit+0x194/0x22c [ 35.638557][ T4223] __wake_up_parent+0x0/0x60 [ 35.639727][ T4223] invoke_syscall+0x98/0x2c0 [ 35.640841][ T4223] el0_svc_common+0x138/0x258 [ 35.641968][ T4223] do_el0_svc+0x64/0x218 [ 35.642977][ T4223] el0_svc+0x58/0x168 [ 35.643992][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 35.645399][ T4223] el0t_64_sync+0x18c/0x190 [ 35.646549][ T4223] irq event stamp: 129792 [ 35.647683][ T4223] hardirqs last enabled at (129791): [] folio_memcg_lock+0xf4/0x20c [ 35.650060][ T4223] hardirqs last disabled at (129792): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.652563][ T4223] softirqs last enabled at (129658): [] netlink_release+0xb10/0x16e0 [ 35.655050][ T4223] softirqs last disabled at (129656): [] netlink_release+0xab8/0x16e0 [ 35.657497][ T4223] ---[ end trace 0000000000000000 ]--- [ 35.660575][ T4223] ------------[ cut here ]------------ [ 35.661938][ T4223] WARNING: CPU: 1 PID: 4223 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 [ 35.664653][ T4223] Modules linked in: [ 35.665577][ T4223] CPU: 1 PID: 4223 Comm: syz-executor110 Tainted: G W 6.1.91-syzkaller #0 [ 35.668102][ T4223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.670610][ T4223] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.672721][ T4223] pc : __folio_start_writeback+0x8fc/0xaf8 [ 35.674233][ T4223] lr : __folio_start_writeback+0x8fc/0xaf8 [ 35.675885][ T4223] sp : ffff80001dea7140 [ 35.677030][ T4223] x29: ffff80001dea7220 x28: 0000000000000000 x27: ffff700003bd4e30 [ 35.679278][ T4223] x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000cdf0a250 [ 35.681314][ T4223] x23: ffff80001dea71a0 x22: ffff0000c04990e8 x21: 0000000000000001 [ 35.683550][ T4223] x20: fffffc00035131c8 x19: fffffc00035131c0 x18: ffff80001dea72a0 [ 35.685715][ T4223] x17: ffff8000188df000 x16: ffff800008304340 x15: 0000000000000000 [ 35.687765][ T4223] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000001 [ 35.689798][ T4223] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008776ea0 [ 35.691907][ T4223] x8 : ffff0000c62c3780 x7 : ffff8000087768fc x6 : 0000000000000000 [ 35.694170][ T4223] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000877693c [ 35.696374][ T4223] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.698386][ T4223] Call trace: [ 35.699174][ T4223] __folio_start_writeback+0x8fc/0xaf8 [ 35.700643][ T4223] set_page_writeback+0x5c/0x7c [ 35.702112][ T4223] gfs2_aspace_writepage+0x524/0x6f8 [ 35.703398][ T4223] __gfs2_writepage+0x70/0x18c [ 35.704778][ T4223] write_cache_pages+0x7fc/0xf60 [ 35.706103][ T4223] gfs2_ail1_flush+0x7bc/0xa40 [ 35.707399][ T4223] empty_ail1_list+0x150/0x234 [ 35.708617][ T4223] gfs2_log_flush+0x1390/0x1c80 [ 35.709855][ T4223] gfs2_kill_sb+0x5c/0xd4 [ 35.710884][ T4223] deactivate_locked_super+0xac/0x124 [ 35.712328][ T4223] deactivate_super+0xf0/0x110 [ 35.713580][ T4223] cleanup_mnt+0x394/0x41c [ 35.714663][ T4223] __cleanup_mnt+0x20/0x30 [ 35.715685][ T4223] task_work_run+0x240/0x2f0 [ 35.716839][ T4223] do_exit+0x554/0x1a88 [ 35.717815][ T4223] do_group_exit+0x194/0x22c [ 35.718999][ T4223] __wake_up_parent+0x0/0x60 [ 35.720228][ T4223] invoke_syscall+0x98/0x2c0 [ 35.721433][ T4223] el0_svc_common+0x138/0x258 [ 35.722659][ T4223] do_el0_svc+0x64/0x218 [ 35.723925][ T4223] el0_svc+0x58/0x168 [ 35.724924][ T4223] el0t_64_sync_handler+0x84/0xf0 [ 35.726111][ T4223] el0t_64_sync+0x18c/0x190 [ 35.727310][ T4223] irq event stamp: 129866 [ 35.728366][ T4223] hardirqs last enabled at (129865): [] folio_memcg_lock+0xf4/0x20c [ 35.731105][ T4223] hardirqs last disabled at (129866): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.733562][ T4223] softirqs last enabled at (129838): [] __do_softirq+0xc1c/0xe38 [ 35.736110][ T4223] softirqs last disabled at (129797): [] ____do_softirq+0x14/0x20 [ 35.738493][ T4223] ---[ end trace 0000000000000000 ]--- [ 35.742092][ C1] ------------[ cut here ]------------ [ 35.743599][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:246 __folio_end_writeback+0x7d8/0x9c8 [ 35.746198][ C1] Modules linked in: [ 35.747187][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W 6.1.91-syzkaller #0 [ 35.749491][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.752109][ C1] pstate: 004000c5 (nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.754046][ C1] pc : __folio_end_writeback+0x7d8/0x9c8 [ 35.755474][ C1] lr : __folio_end_writeback+0x7d8/0x9c8 [ 35.756909][ C1] sp : ffff800019f07980 [ 35.757957][ C1] x29: ffff800019f079a0 x28: dfff800000000000 x27: 1fffff80006ebbe0 [ 35.759938][ C1] x26: 0000000000000000 x25: ffff0000c04990e8 x24: 05ffd20000002052 [ 35.761859][ C1] x23: 0000000000000003 x22: ffff0000d7d31278 x21: ffff0000d7d31280 [ 35.763829][ C1] x20: 0000000000000001 x19: fffffc000375df00 x18: 1fffe0003686f176 [ 35.765921][ C1] x17: ffff80001584d000 x16: ffff800008304340 x15: 0000000000000000 [ 35.767937][ C1] x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000003 [ 35.769865][ C1] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000087763b4 [ 35.771920][ C1] x8 : ffff0000c0a59bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 35.773901][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 35.775865][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 35.777854][ C1] Call trace: [ 35.778691][ C1] __folio_end_writeback+0x7d8/0x9c8 [ 35.780009][ C1] folio_end_writeback+0x12c/0x420 [ 35.781335][ C1] end_page_writeback+0x58/0x74 [ 35.782587][ C1] end_buffer_async_write+0x398/0x53c [ 35.783916][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 35.785141][ C1] bio_endio+0x7c8/0x80c [ 35.786181][ C1] blk_update_request+0x4ac/0xdf0 [ 35.787427][ C1] blk_mq_end_request+0x54/0x88 [ 35.788552][ C1] lo_complete_rq+0x140/0x258 [ 35.789724][ C1] blk_done_softirq+0x11c/0x168 [ 35.790842][ C1] __do_softirq+0x314/0xe38 [ 35.791953][ C1] run_ksoftirqd+0x68/0x258 [ 35.793128][ C1] smpboot_thread_fn+0x4b0/0x96c [ 35.794373][ C1] kthread+0x250/0x2d8 [ 35.795412][ C1] ret_from_fork+0x10/0x20 [ 35.796432][ C1] irq event stamp: 331149 [ 35.797498][ C1] hardirqs last enabled at (331148): [] folio_memcg_lock+0xf4/0x20c [ 35.799848][ C1] hardirqs last disabled at (331149): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 35.802412][ C1] softirqs last enabled at (331138): [] __do_softirq+0xc1c/0xe38 [ 35.804735][ C1] softirqs last disabled at (331143): [] run_ksoftirqd+0x68/0x258 [ 35.807123][ C1] ---[ end trace 0000000000000000 ]---