Warning: Permanently added '10.128.1.34' (ED25519) to the list of known hosts. executing program syzkaller login: [ 56.326005][ T3567] loop0: detected capacity change from 0 to 32768 [ 56.413690][ T3567] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 56.422110][ T3567] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 56.451724][ T3567] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 56.462715][ T2088] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 56.470183][ T2088] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 56.506695][ T2088] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 56.514792][ T2088] gfs2: fsid=syz:syz.0: jid=0: Done [ 56.520730][ T3567] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 56.694372][ T3567] ------------[ cut here ]------------ [ 56.699992][ T3567] WARNING: CPU: 0 PID: 3567 at include/linux/backing-dev.h:288 __set_page_dirty+0xa69/0xd40 [ 56.710108][ T3567] Modules linked in: [ 56.714064][ T3567] CPU: 0 PID: 3567 Comm: syz-executor159 Not tainted 5.15.169-syzkaller #0 [ 56.722692][ T3567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.732766][ T3567] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 56.738492][ T3567] Code: 0e d5 ff 49 ff cf e9 6b fc ff ff e8 71 0e d5 ff 48 ff cb e9 fb fb ff ff e8 64 0e d5 ff 48 ff cb e9 c9 fc ff ff e8 57 0e d5 ff <0f> 0b 43 80 3c 2f 00 0f 85 b1 f9 ff ff e9 b4 f9 ff ff 89 d9 80 e1 [ 56.758250][ T3567] RSP: 0018:ffffc90003077990 EFLAGS: 00010093 [ 56.764332][ T3567] RAX: ffffffff81ab6589 RBX: ffff88814088da70 RCX: ffff888025bb8000 [ 56.772311][ T3567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.780306][ T3567] RBP: 0000000000000000 R08: ffffffff81ab5f33 R09: ffffed1028111b4f [ 56.788279][ T3567] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88814088d8f8 [ 56.796248][ T3567] R13: dffffc0000000000 R14: ffffea0001f56a00 R15: 1ffff11028111b4e [ 56.804266][ T3567] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 56.813241][ T3567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.820290][ T3567] CR2: 00007fc0fc1a5078 CR3: 000000002566b000 CR4: 00000000003506f0 [ 56.828530][ T3567] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.836792][ T3567] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.845316][ T3567] Call Trace: [ 56.848698][ T3567] [ 56.851637][ T3567] ? __warn+0x15b/0x300 [ 56.855804][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 56.860844][ T3567] ? report_bug+0x1b7/0x2e0 [ 56.865365][ T3567] ? handle_bug+0x3d/0x70 [ 56.869725][ T3567] ? exc_invalid_op+0x16/0x40 [ 56.874513][ T3567] ? asm_exc_invalid_op+0x16/0x20 [ 56.879552][ T3567] ? __set_page_dirty+0x413/0xd40 [ 56.884606][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 56.889632][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 56.894663][ T3567] ? page_mapping+0x312/0x440 [ 56.899341][ T3567] mark_buffer_dirty+0x2e4/0x4b0 [ 56.904297][ T3567] gfs2_unpin+0x11e/0xa50 [ 56.908724][ T3567] buf_lo_after_commit+0x14b/0x1a0 [ 56.913833][ T3567] ? buf_lo_before_commit+0xe0/0xe0 [ 56.919034][ T3567] gfs2_log_flush+0x11e0/0x2680 [ 56.923904][ T3567] ? gfs2_ail_empty_tr+0x310/0x310 [ 56.929044][ T3567] ? unregister_shrinker+0x266/0x320 [ 56.934354][ T3567] ? kfree+0x4a/0x270 [ 56.938334][ T3567] gfs2_kill_sb+0x50/0xd0 [ 56.942658][ T3567] deactivate_locked_super+0xa0/0x110 [ 56.948031][ T3567] cleanup_mnt+0x44e/0x500 [ 56.952455][ T3567] ? lockdep_hardirqs_on+0x94/0x130 [ 56.957653][ T3567] task_work_run+0x129/0x1a0 [ 56.962259][ T3567] do_exit+0x6a3/0x2480 [ 56.966415][ T3567] ? put_task_struct+0x80/0x80 [ 56.971185][ T3567] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 56.977160][ T3567] ? vtime_user_exit+0x2d1/0x400 [ 56.982093][ T3567] do_group_exit+0x144/0x310 [ 56.986867][ T3567] __x64_sys_exit_group+0x3b/0x40 [ 56.991978][ T3567] do_syscall_64+0x3b/0xb0 [ 56.996395][ T3567] ? clear_bhb_loop+0x15/0x70 [ 57.001082][ T3567] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.006988][ T3567] RIP: 0033:0x7fc0fc15aa89 [ 57.011432][ T3567] Code: Unable to access opcode bytes at RIP 0x7fc0fc15aa5f. [ 57.018895][ T3567] RSP: 002b:00007ffcea916e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.027301][ T3567] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc0fc15aa89 [ 57.035264][ T3567] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 57.043337][ T3567] RBP: 00007fc0fc20f2d0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 57.051325][ T3567] R10: 0000000000037f0e R11: 0000000000000246 R12: 00007fc0fc20f2d0 [ 57.059291][ T3567] R13: 0000000000000000 R14: 00007fc0fc210040 R15: 00007fc0fc128fb0 [ 57.067503][ T3567] [ 57.070690][ T3567] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 57.078006][ T3567] CPU: 0 PID: 3567 Comm: syz-executor159 Not tainted 5.15.169-syzkaller #0 [ 57.086849][ T3567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.097023][ T3567] Call Trace: [ 57.100388][ T3567] [ 57.103339][ T3567] dump_stack_lvl+0x1e3/0x2d0 [ 57.108140][ T3567] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 57.113785][ T3567] ? panic+0x860/0x860 [ 57.117879][ T3567] ? __set_page_dirty+0x9e0/0xd40 [ 57.122916][ T3567] ? __set_page_dirty+0x9e0/0xd40 [ 57.127932][ T3567] panic+0x318/0x860 [ 57.131825][ T3567] ? __warn+0x16a/0x300 [ 57.135994][ T3567] ? fb_is_primary_device+0xd0/0xd0 [ 57.141215][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 57.146247][ T3567] __warn+0x2b2/0x300 [ 57.150221][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 57.155232][ T3567] report_bug+0x1b7/0x2e0 [ 57.159558][ T3567] handle_bug+0x3d/0x70 [ 57.163731][ T3567] exc_invalid_op+0x16/0x40 [ 57.168242][ T3567] asm_exc_invalid_op+0x16/0x20 [ 57.173327][ T3567] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 57.178973][ T3567] Code: 0e d5 ff 49 ff cf e9 6b fc ff ff e8 71 0e d5 ff 48 ff cb e9 fb fb ff ff e8 64 0e d5 ff 48 ff cb e9 c9 fc ff ff e8 57 0e d5 ff <0f> 0b 43 80 3c 2f 00 0f 85 b1 f9 ff ff e9 b4 f9 ff ff 89 d9 80 e1 [ 57.198606][ T3567] RSP: 0018:ffffc90003077990 EFLAGS: 00010093 [ 57.204682][ T3567] RAX: ffffffff81ab6589 RBX: ffff88814088da70 RCX: ffff888025bb8000 [ 57.212675][ T3567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.220684][ T3567] RBP: 0000000000000000 R08: ffffffff81ab5f33 R09: ffffed1028111b4f [ 57.228901][ T3567] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88814088d8f8 [ 57.236916][ T3567] R13: dffffc0000000000 R14: ffffea0001f56a00 R15: 1ffff11028111b4e [ 57.244907][ T3567] ? __set_page_dirty+0x413/0xd40 [ 57.249935][ T3567] ? __set_page_dirty+0xa69/0xd40 [ 57.255213][ T3567] ? page_mapping+0x312/0x440 [ 57.259937][ T3567] mark_buffer_dirty+0x2e4/0x4b0 [ 57.265028][ T3567] gfs2_unpin+0x11e/0xa50 [ 57.269387][ T3567] buf_lo_after_commit+0x14b/0x1a0 [ 57.274905][ T3567] ? buf_lo_before_commit+0xe0/0xe0 [ 57.280114][ T3567] gfs2_log_flush+0x11e0/0x2680 [ 57.284977][ T3567] ? gfs2_ail_empty_tr+0x310/0x310 [ 57.290126][ T3567] ? unregister_shrinker+0x266/0x320 [ 57.295405][ T3567] ? kfree+0x4a/0x270 [ 57.299396][ T3567] gfs2_kill_sb+0x50/0xd0 [ 57.303731][ T3567] deactivate_locked_super+0xa0/0x110 [ 57.309153][ T3567] cleanup_mnt+0x44e/0x500 [ 57.313607][ T3567] ? lockdep_hardirqs_on+0x94/0x130 [ 57.318812][ T3567] task_work_run+0x129/0x1a0 [ 57.324099][ T3567] do_exit+0x6a3/0x2480 [ 57.328692][ T3567] ? put_task_struct+0x80/0x80 [ 57.333725][ T3567] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 57.339723][ T3567] ? vtime_user_exit+0x2d1/0x400 [ 57.344700][ T3567] do_group_exit+0x144/0x310 [ 57.349637][ T3567] __x64_sys_exit_group+0x3b/0x40 [ 57.354671][ T3567] do_syscall_64+0x3b/0xb0 [ 57.359169][ T3567] ? clear_bhb_loop+0x15/0x70 [ 57.363941][ T3567] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.369856][ T3567] RIP: 0033:0x7fc0fc15aa89 [ 57.374385][ T3567] Code: Unable to access opcode bytes at RIP 0x7fc0fc15aa5f. [ 57.381783][ T3567] RSP: 002b:00007ffcea916e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.390197][ T3567] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc0fc15aa89 [ 57.398171][ T3567] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 57.406321][ T3567] RBP: 00007fc0fc20f2d0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 57.414402][ T3567] R10: 0000000000037f0e R11: 0000000000000246 R12: 00007fc0fc20f2d0 [ 57.422409][ T3567] R13: 0000000000000000 R14: 00007fc0fc210040 R15: 00007fc0fc128fb0 [ 57.430669][ T3567] [ 57.433963][ T3567] Kernel Offset: disabled [ 57.438700][ T3567] Rebooting in 86400 seconds..