Warning: Permanently added '10.128.0.42' (ED25519) to the list of known hosts. executing program [ 57.556589][ T4163] loop0: detected capacity change from 0 to 32768 [ 57.647213][ T4163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 57.655621][ T4163] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 57.684270][ T4163] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 57.695586][ T23] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 57.702631][ T23] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 57.741340][ T23] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 57.749267][ T23] gfs2: fsid=syz:syz.0: jid=0: Done [ 57.755104][ T4163] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 57.959406][ T4163] ------------[ cut here ]------------ [ 57.968003][ T4163] WARNING: CPU: 0 PID: 4163 at include/linux/backing-dev.h:288 __set_page_dirty+0xa69/0xd40 [ 57.978122][ T4163] Modules linked in: [ 57.982022][ T4163] CPU: 0 PID: 4163 Comm: syz-executor270 Not tainted 5.15.173-syzkaller #0 [ 57.990690][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.000849][ T4163] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 58.006490][ 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 [ 58.026182][ T4163] RSP: 0018:ffffc90002edf990 EFLAGS: 00010093 [ 58.032246][ T4163] RAX: ffffffff81ab6679 RBX: ffff888140904eb0 RCX: ffff888029700000 [ 58.040233][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.048196][ T4163] RBP: 0000000000000000 R08: ffffffff81ab6023 R09: ffffed10281209d7 [ 58.056616][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888140904d38 [ 58.064579][ T4163] R13: dffffc0000000000 R14: ffffea0000abec00 R15: 1ffff110281209d6 [ 58.072542][ T4163] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 58.081479][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.088140][ T4163] CR2: 00007f89414a0130 CR3: 000000000c88e000 CR4: 00000000003506f0 [ 58.096105][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.104081][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.112048][ T4163] Call Trace: [ 58.115404][ T4163] [ 58.118325][ T4163] ? __warn+0x15b/0x300 [ 58.122475][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.127501][ T4163] ? report_bug+0x1b7/0x2e0 [ 58.132011][ T4163] ? handle_bug+0x3d/0x70 [ 58.136336][ T4163] ? exc_invalid_op+0x16/0x40 [ 58.141034][ T4163] ? asm_exc_invalid_op+0x16/0x20 [ 58.146071][ T4163] ? __set_page_dirty+0x413/0xd40 [ 58.151096][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.156118][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.161137][ T4163] ? page_mapping+0x312/0x440 [ 58.165810][ T4163] mark_buffer_dirty+0x2e4/0x4b0 [ 58.170749][ T4163] gfs2_unpin+0x11e/0xa50 [ 58.175102][ T4163] buf_lo_after_commit+0x14b/0x1a0 [ 58.180236][ T4163] ? buf_lo_before_commit+0xe0/0xe0 [ 58.185440][ T4163] gfs2_log_flush+0x11e0/0x2680 [ 58.190321][ T4163] ? gfs2_ail_empty_tr+0x310/0x310 [ 58.195429][ T4163] ? unregister_shrinker+0x266/0x320 [ 58.200726][ T4163] ? kfree+0x4a/0x270 [ 58.205006][ T4163] gfs2_kill_sb+0x50/0xd0 [ 58.209341][ T4163] deactivate_locked_super+0xa0/0x110 [ 58.214747][ T4163] cleanup_mnt+0x44e/0x500 [ 58.219181][ T4163] ? lockdep_hardirqs_on+0x94/0x130 [ 58.224785][ T4163] task_work_run+0x129/0x1a0 [ 58.229387][ T4163] do_exit+0x6a3/0x2480 [ 58.233553][ T4163] ? put_task_struct+0x80/0x80 [ 58.238315][ T4163] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.244853][ T4163] ? vtime_user_exit+0x2d1/0x400 [ 58.249807][ T4163] do_group_exit+0x144/0x310 [ 58.254413][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 58.259454][ T4163] do_syscall_64+0x3b/0xb0 [ 58.263875][ T4163] ? clear_bhb_loop+0x15/0x70 [ 58.268628][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.274531][ T4163] RIP: 0033:0x7f89413eda49 [ 58.278969][ T4163] Code: Unable to access opcode bytes at RIP 0x7f89413eda1f. [ 58.286516][ T4163] RSP: 002b:00007ffd07d6d4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.294935][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f89413eda49 [ 58.302901][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 58.310877][ T4163] RBP: 00007f89414a22b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 58.318852][ T4163] R10: 00007ffd07d6d3f0 R11: 0000000000000246 R12: 00007f89414a22b0 [ 58.326916][ T4163] R13: 0000000000000000 R14: 00007f89414a3020 R15: 00007f89413bbf90 [ 58.334909][ T4163] [ 58.337932][ T4163] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 58.345209][ T4163] CPU: 0 PID: 4163 Comm: syz-executor270 Not tainted 5.15.173-syzkaller #0 [ 58.353821][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.363881][ T4163] Call Trace: [ 58.367151][ T4163] [ 58.370070][ T4163] dump_stack_lvl+0x1e3/0x2d0 [ 58.374746][ T4163] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 58.380373][ T4163] ? panic+0x860/0x860 [ 58.384445][ T4163] ? __set_page_dirty+0x9f0/0xd40 [ 58.389487][ T4163] ? __set_page_dirty+0x9f0/0xd40 [ 58.394512][ T4163] panic+0x318/0x860 [ 58.398533][ T4163] ? __warn+0x16a/0x300 [ 58.402692][ T4163] ? fb_is_primary_device+0xd0/0xd0 [ 58.407904][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.413022][ T4163] __warn+0x2b2/0x300 [ 58.417029][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.422065][ T4163] report_bug+0x1b7/0x2e0 [ 58.426395][ T4163] handle_bug+0x3d/0x70 [ 58.430552][ T4163] exc_invalid_op+0x16/0x40 [ 58.435047][ T4163] asm_exc_invalid_op+0x16/0x20 [ 58.439891][ T4163] RIP: 0010:__set_page_dirty+0xa69/0xd40 [ 58.445514][ 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 [ 58.465134][ T4163] RSP: 0018:ffffc90002edf990 EFLAGS: 00010093 [ 58.471216][ T4163] RAX: ffffffff81ab6679 RBX: ffff888140904eb0 RCX: ffff888029700000 [ 58.479333][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.487395][ T4163] RBP: 0000000000000000 R08: ffffffff81ab6023 R09: ffffed10281209d7 [ 58.495369][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888140904d38 [ 58.503361][ T4163] R13: dffffc0000000000 R14: ffffea0000abec00 R15: 1ffff110281209d6 [ 58.511349][ T4163] ? __set_page_dirty+0x413/0xd40 [ 58.516393][ T4163] ? __set_page_dirty+0xa69/0xd40 [ 58.521431][ T4163] ? page_mapping+0x312/0x440 [ 58.526104][ T4163] mark_buffer_dirty+0x2e4/0x4b0 [ 58.531038][ T4163] gfs2_unpin+0x11e/0xa50 [ 58.535374][ T4163] buf_lo_after_commit+0x14b/0x1a0 [ 58.540488][ T4163] ? buf_lo_before_commit+0xe0/0xe0 [ 58.545685][ T4163] gfs2_log_flush+0x11e0/0x2680 [ 58.550540][ T4163] ? gfs2_ail_empty_tr+0x310/0x310 [ 58.555644][ T4163] ? unregister_shrinker+0x266/0x320 [ 58.560943][ T4163] ? kfree+0x4a/0x270 [ 58.564930][ T4163] gfs2_kill_sb+0x50/0xd0 [ 58.569260][ T4163] deactivate_locked_super+0xa0/0x110 [ 58.574630][ T4163] cleanup_mnt+0x44e/0x500 [ 58.579059][ T4163] ? lockdep_hardirqs_on+0x94/0x130 [ 58.584265][ T4163] task_work_run+0x129/0x1a0 [ 58.588878][ T4163] do_exit+0x6a3/0x2480 [ 58.593061][ T4163] ? put_task_struct+0x80/0x80 [ 58.597820][ T4163] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.603793][ T4163] ? vtime_user_exit+0x2d1/0x400 [ 58.608731][ T4163] do_group_exit+0x144/0x310 [ 58.613318][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 58.618340][ T4163] do_syscall_64+0x3b/0xb0 [ 58.622761][ T4163] ? clear_bhb_loop+0x15/0x70 [ 58.627445][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.633353][ T4163] RIP: 0033:0x7f89413eda49 [ 58.637766][ T4163] Code: Unable to access opcode bytes at RIP 0x7f89413eda1f. [ 58.645126][ T4163] RSP: 002b:00007ffd07d6d4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.653546][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f89413eda49 [ 58.661652][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 58.669646][ T4163] RBP: 00007f89414a22b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 58.677620][ T4163] R10: 00007ffd07d6d3f0 R11: 0000000000000246 R12: 00007f89414a22b0 [ 58.685587][ T4163] R13: 0000000000000000 R14: 00007f89414a3020 R15: 00007f89413bbf90 [ 58.693567][ T4163] [ 58.696862][ T4163] Kernel Offset: disabled [ 58.701316][ T4163] Rebooting in 86400 seconds..