Warning: Permanently added '10.128.10.24' (ED25519) to the list of known hosts. executing program syzkaller login: [ 57.041012][ T4163] loop0: detected capacity change from 0 to 32768 [ 57.131648][ T4163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 57.140127][ T4163] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 57.169632][ T4163] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 1ms [ 57.180466][ T2301] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 57.188096][ T2301] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 57.226370][ T2301] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 57.234418][ T2301] gfs2: fsid=syz:syz.0: jid=0: Done [ 57.240219][ T4163] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 57.420779][ T4163] ------------[ cut here ]------------ [ 57.428316][ T4163] WARNING: CPU: 1 PID: 4163 at include/linux/backing-dev.h:288 __set_page_dirty+0xa69/0xd40 [ 57.438484][ T4163] Modules linked in: [ 57.442384][ T4163] CPU: 1 PID: 4163 Comm: syz-executor294 Not tainted 5.15.173-syzkaller #0 [ 57.450963][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 57.461398][ T4163] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 57.467064][ T4163] Code: 0d d5 ff 49 ff cf e9 6b fc ff ff e8 41 0d d5 ff 48 ff cb e9 fb fb ff ff e8 34 0d d5 ff 48 ff cb e9 c9 fc ff ff e8 27 0d d5 ff <0f> 0b 43 80 3c 2f 00 0f 85 b1 f9 ff ff e9 b4 f9 ff ff 89 d9 80 e1 [ 57.486851][ T4163] RSP: 0018:ffffc90002dc7990 EFLAGS: 00010093 [ 57.492927][ T4163] RAX: ffffffff81ab6679 RBX: ffff88801749da70 RCX: ffff8880746bd940 [ 57.500901][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.508869][ T4163] RBP: 0000000000000000 R08: ffffffff81ab6023 R09: ffffed1002e93b4f [ 57.516854][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801749d8f8 [ 57.524817][ T4163] R13: dffffc0000000000 R14: ffffea0001ca18c0 R15: 1ffff11002e93b4e [ 57.532783][ T4163] FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 57.541830][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.548456][ T4163] CR2: 00007fe231a5d130 CR3: 000000000c68e000 CR4: 00000000003506e0 [ 57.556511][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.564564][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.572532][ T4163] Call Trace: [ 57.575809][ T4163] [ 57.578733][ T4163] ? __warn+0x15b/0x300 [ 57.582886][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.587900][ T4163] ? report_bug+0x1b7/0x2e0 [ 57.592401][ T4163] ? handle_bug+0x3d/0x70 [ 57.596733][ T4163] ? exc_invalid_op+0x16/0x40 [ 57.601403][ T4163] ? asm_exc_invalid_op+0x16/0x20 [ 57.606575][ T4163] ? __set_page_dirty+0x413/0xd40 [ 57.611619][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.616647][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.621668][ T4163] ? page_mapping+0x312/0x440 [ 57.626344][ T4163] mark_buffer_dirty+0x2e4/0x4b0 [ 57.631280][ T4163] gfs2_unpin+0x11e/0xa50 [ 57.635619][ T4163] buf_lo_after_commit+0x14b/0x1a0 [ 57.640850][ T4163] ? buf_lo_before_commit+0xe0/0xe0 [ 57.646149][ T4163] gfs2_log_flush+0x11e0/0x2680 [ 57.651003][ T4163] ? gfs2_ail_empty_tr+0x310/0x310 [ 57.656108][ T4163] ? unregister_shrinker+0x266/0x320 [ 57.661384][ T4163] ? kfree+0x4a/0x270 [ 57.665368][ T4163] gfs2_kill_sb+0x50/0xd0 [ 57.669714][ T4163] deactivate_locked_super+0xa0/0x110 [ 57.675109][ T4163] cleanup_mnt+0x44e/0x500 [ 57.679516][ T4163] ? lockdep_hardirqs_on+0x94/0x130 [ 57.684708][ T4163] task_work_run+0x129/0x1a0 [ 57.689294][ T4163] do_exit+0x6a3/0x2480 [ 57.693475][ T4163] ? put_task_struct+0x80/0x80 [ 57.698234][ T4163] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 57.704232][ T4163] ? vtime_user_exit+0x2d1/0x400 [ 57.709273][ T4163] do_group_exit+0x144/0x310 [ 57.713864][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 57.718880][ T4163] do_syscall_64+0x3b/0xb0 [ 57.723288][ T4163] ? clear_bhb_loop+0x15/0x70 [ 57.727953][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.733837][ T4163] RIP: 0033:0x7fe2319aaa49 [ 57.738247][ T4163] Code: Unable to access opcode bytes at RIP 0x7fe2319aaa1f. [ 57.745611][ T4163] RSP: 002b:00007fff3aa89338 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.754018][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe2319aaa49 [ 57.761979][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 57.770373][ T4163] RBP: 00007fe231a5f2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 57.778358][ T4163] R10: 00007fff3aa89260 R11: 0000000000000246 R12: 00007fe231a5f2b0 [ 57.786318][ T4163] R13: 0000000000000000 R14: 00007fe231a60020 R15: 00007fe231978f90 [ 57.794294][ T4163] [ 57.797307][ T4163] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 57.804580][ T4163] CPU: 1 PID: 4163 Comm: syz-executor294 Not tainted 5.15.173-syzkaller #0 [ 57.813154][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 57.823290][ T4163] Call Trace: [ 57.826560][ T4163] [ 57.829480][ T4163] dump_stack_lvl+0x1e3/0x2d0 [ 57.834171][ T4163] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 57.839793][ T4163] ? panic+0x860/0x860 [ 57.843863][ T4163] ? __set_page_dirty+0x9f0/0xd40 [ 57.848878][ T4163] ? __set_page_dirty+0x9f0/0xd40 [ 57.853892][ T4163] panic+0x318/0x860 [ 57.857800][ T4163] ? __warn+0x16a/0x300 [ 57.861947][ T4163] ? fb_is_primary_device+0xd0/0xd0 [ 57.867156][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.872181][ T4163] __warn+0x2b2/0x300 [ 57.876153][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.881174][ T4163] report_bug+0x1b7/0x2e0 [ 57.885498][ T4163] handle_bug+0x3d/0x70 [ 57.889649][ T4163] exc_invalid_op+0x16/0x40 [ 57.894147][ T4163] asm_exc_invalid_op+0x16/0x20 [ 57.899110][ T4163] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 57.904759][ T4163] Code: 0d d5 ff 49 ff cf e9 6b fc ff ff e8 41 0d d5 ff 48 ff cb e9 fb fb ff ff e8 34 0d d5 ff 48 ff cb e9 c9 fc ff ff e8 27 0d d5 ff <0f> 0b 43 80 3c 2f 00 0f 85 b1 f9 ff ff e9 b4 f9 ff ff 89 d9 80 e1 [ 57.924356][ T4163] RSP: 0018:ffffc90002dc7990 EFLAGS: 00010093 [ 57.930442][ T4163] RAX: ffffffff81ab6679 RBX: ffff88801749da70 RCX: ffff8880746bd940 [ 57.938406][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.946365][ T4163] RBP: 0000000000000000 R08: ffffffff81ab6023 R09: ffffed1002e93b4f [ 57.954326][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801749d8f8 [ 57.962307][ T4163] R13: dffffc0000000000 R14: ffffea0001ca18c0 R15: 1ffff11002e93b4e [ 57.970279][ T4163] ? __set_page_dirty+0x413/0xd40 [ 57.975298][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 57.980372][ T4163] ? page_mapping+0x312/0x440 [ 57.985065][ T4163] mark_buffer_dirty+0x2e4/0x4b0 [ 57.990114][ T4163] gfs2_unpin+0x11e/0xa50 [ 57.994442][ T4163] buf_lo_after_commit+0x14b/0x1a0 [ 57.999543][ T4163] ? buf_lo_before_commit+0xe0/0xe0 [ 58.004735][ T4163] gfs2_log_flush+0x11e0/0x2680 [ 58.009590][ T4163] ? gfs2_ail_empty_tr+0x310/0x310 [ 58.014714][ T4163] ? unregister_shrinker+0x266/0x320 [ 58.019997][ T4163] ? kfree+0x4a/0x270 [ 58.023980][ T4163] gfs2_kill_sb+0x50/0xd0 [ 58.028303][ T4163] deactivate_locked_super+0xa0/0x110 [ 58.033671][ T4163] cleanup_mnt+0x44e/0x500 [ 58.038085][ T4163] ? lockdep_hardirqs_on+0x94/0x130 [ 58.043310][ T4163] task_work_run+0x129/0x1a0 [ 58.047921][ T4163] do_exit+0x6a3/0x2480 [ 58.052079][ T4163] ? put_task_struct+0x80/0x80 [ 58.056834][ T4163] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.062809][ T4163] ? vtime_user_exit+0x2d1/0x400 [ 58.067746][ T4163] do_group_exit+0x144/0x310 [ 58.072335][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 58.077381][ T4163] do_syscall_64+0x3b/0xb0 [ 58.081809][ T4163] ? clear_bhb_loop+0x15/0x70 [ 58.086477][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.092375][ T4163] RIP: 0033:0x7fe2319aaa49 [ 58.096821][ T4163] Code: Unable to access opcode bytes at RIP 0x7fe2319aaa1f. [ 58.104203][ T4163] RSP: 002b:00007fff3aa89338 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.112618][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe2319aaa49 [ 58.120590][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 58.128640][ T4163] RBP: 00007fe231a5f2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 58.136605][ T4163] R10: 00007fff3aa89260 R11: 0000000000000246 R12: 00007fe231a5f2b0 [ 58.144761][ T4163] R13: 0000000000000000 R14: 00007fe231a60020 R15: 00007fe231978f90 [ 58.152736][ T4163] [ 58.156053][ T4163] Kernel Offset: disabled [ 58.160663][ T4163] Rebooting in 86400 seconds..