Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts. executing program [ 86.024114][ T4249] loop0: detected capacity change from 0 to 32768 [ 86.037420][ T4249] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 86.046170][ T4249] gfs2: fsid=syz:syz: Now mounting FS (format 1802)... [ 86.062829][ T4249] gfs2: fsid=syz:syz.0: journal 0 mapped with 14 extents in 0ms [ 86.072985][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 86.080843][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 86.125136][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 86.134155][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 86.140514][ T4249] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 86.328794][ T4249] ------------[ cut here ]------------ [ 86.338407][ T4249] WARNING: CPU: 1 PID: 4249 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0 [ 86.348796][ T4249] Modules linked in: [ 86.352801][ T4249] CPU: 1 PID: 4249 Comm: syz-executor366 Not tainted 6.1.141-syzkaller #0 [ 86.361350][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 86.371608][ T4249] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0 [ 86.377671][ T4249] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2 [ 86.398068][ T4249] RSP: 0018:ffffc90003d778f8 EFLAGS: 00010093 [ 86.404710][ T4249] RAX: ffffffff81ae4ced RBX: ffffea0001c985c0 RCX: ffff88802437bb80 [ 86.413168][ T4249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.421527][ T4249] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f17d50 [ 86.429641][ T4249] R10: ffffed1002f17d50 R11: 1ffff11002f17d4f R12: 1ffff11002f17d4f [ 86.437932][ T4249] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880178bea78 [ 86.446246][ T4249] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 86.455398][ T4249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.462250][ T4249] CR2: 00007f18ec4b6130 CR3: 000000002f39d000 CR4: 00000000003506e0 [ 86.470344][ T4249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.478676][ T4249] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.487395][ T4249] Call Trace: [ 86.490801][ T4249] [ 86.493849][ T4249] ? folio_mapping+0x1ba/0x4d0 [ 86.498836][ T4249] mark_buffer_dirty+0x33f/0x7a0 [ 86.503845][ T4249] gfs2_unpin+0x125/0x9a0 [ 86.508298][ T4249] ? log_pull_tail+0x7f/0x370 [ 86.513761][ T4249] buf_lo_after_commit+0x15a/0x1a0 [ 86.519017][ T4249] ? buf_lo_before_commit+0xf0/0xf0 [ 86.524635][ T4249] gfs2_log_flush+0x10be/0x24e0 [ 86.529542][ T4249] ? unregister_shrinker+0x225/0x310 [ 86.535106][ T4249] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 86.540381][ T4249] ? unregister_shrinker+0x24e/0x310 [ 86.545803][ T4249] ? unregister_shrinker+0x24e/0x310 [ 86.551124][ T4249] ? kfree+0x30/0x190 [ 86.555311][ T4249] gfs2_kill_sb+0x50/0xd0 [ 86.559873][ T4249] deactivate_locked_super+0x93/0xf0 [ 86.565561][ T4249] cleanup_mnt+0x463/0x4f0 [ 86.570993][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 86.576337][ T4249] task_work_run+0x1ca/0x250 [ 86.580972][ T4249] ? task_work_cancel+0x230/0x230 [ 86.586303][ T4249] ? do_exit+0x931/0x2400 [ 86.590704][ T4249] ? kmem_cache_free+0xf7/0x290 [ 86.595984][ T4249] do_exit+0x936/0x2400 [ 86.600920][ T4249] ? put_task_struct+0x80/0x80 [ 86.605730][ T4249] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 86.611937][ T4249] ? lock_chain_count+0x20/0x20 [ 86.617183][ T4249] ? _raw_spin_lock_irq+0xab/0xe0 [ 86.622433][ T4249] ? _raw_spin_lock_irqsave+0xf0/0xf0 [ 86.627838][ T4249] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 86.634113][ T4249] ? _raw_spin_unlock_irq+0x1f/0x40 [ 86.639440][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 86.644678][ T4249] do_group_exit+0x217/0x2d0 [ 86.649310][ T4249] __x64_sys_exit_group+0x3b/0x40 [ 86.654448][ T4249] do_syscall_64+0x4c/0xa0 [ 86.658895][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.663682][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.668567][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 86.674599][ T4249] RIP: 0033:0x7f18ec429b09 [ 86.679212][ T4249] Code: Unable to access opcode bytes at 0x7f18ec429adf. [ 86.686443][ T4249] RSP: 002b:00007ffc4e9a2a08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 86.694989][ T4249] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ec429b09 [ 86.703949][ T4249] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 86.712830][ T4249] RBP: 00007f18ec4b82b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 86.722228][ T4249] R10: 00007ffc4e9a2930 R11: 0000000000000246 R12: 00007f18ec4b82b0 [ 86.730505][ T4249] R13: 0000000000000000 R14: 00007f18ec4b9020 R15: 00007f18ec3f8040 [ 86.738527][ T4249] [ 86.741589][ T4249] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.748878][ T4249] CPU: 1 PID: 4249 Comm: syz-executor366 Not tainted 6.1.141-syzkaller #0 [ 86.757391][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 86.767458][ T4249] Call Trace: [ 86.771047][ T4249] [ 86.773994][ T4249] dump_stack_lvl+0x168/0x22e [ 86.778701][ T4249] ? memcpy+0x3c/0x60 [ 86.782799][ T4249] ? show_regs_print_info+0x12/0x12 [ 86.788084][ T4249] ? load_image+0x3b0/0x3b0 [ 86.792713][ T4249] panic+0x2c9/0x710 [ 86.796645][ T4249] ? bpf_jit_dump+0xd0/0xd0 [ 86.801177][ T4249] __warn+0x2f8/0x4f0 [ 86.805173][ T4249] ? __folio_mark_dirty+0x95d/0x11e0 [ 86.810570][ T4249] ? __folio_mark_dirty+0x95d/0x11e0 [ 86.816426][ T4249] report_bug+0x2ba/0x4f0 [ 86.820808][ T4249] ? __folio_mark_dirty+0x95d/0x11e0 [ 86.826127][ T4249] handle_bug+0x3a/0x70 [ 86.830839][ T4249] exc_invalid_op+0x16/0x40 [ 86.835451][ T4249] asm_exc_invalid_op+0x16/0x20 [ 86.840320][ T4249] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0 [ 86.846280][ T4249] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2 [ 86.866082][ T4249] RSP: 0018:ffffc90003d778f8 EFLAGS: 00010093 [ 86.872169][ T4249] RAX: ffffffff81ae4ced RBX: ffffea0001c985c0 RCX: ffff88802437bb80 [ 86.880160][ T4249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.888145][ T4249] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f17d50 [ 86.896130][ T4249] R10: ffffed1002f17d50 R11: 1ffff11002f17d4f R12: 1ffff11002f17d4f [ 86.904117][ T4249] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880178bea78 [ 86.912207][ T4249] ? __folio_mark_dirty+0x95d/0x11e0 [ 86.917631][ T4249] ? __folio_mark_dirty+0x95d/0x11e0 [ 86.922942][ T4249] ? folio_mapping+0x1ba/0x4d0 [ 86.928175][ T4249] mark_buffer_dirty+0x33f/0x7a0 [ 86.933149][ T4249] gfs2_unpin+0x125/0x9a0 [ 86.937599][ T4249] ? log_pull_tail+0x7f/0x370 [ 86.942605][ T4249] buf_lo_after_commit+0x15a/0x1a0 [ 86.948124][ T4249] ? buf_lo_before_commit+0xf0/0xf0 [ 86.953537][ T4249] gfs2_log_flush+0x10be/0x24e0 [ 86.958766][ T4249] ? unregister_shrinker+0x225/0x310 [ 86.964176][ T4249] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 86.969418][ T4249] ? unregister_shrinker+0x24e/0x310 [ 86.974781][ T4249] ? unregister_shrinker+0x24e/0x310 [ 86.980115][ T4249] ? kfree+0x30/0x190 [ 86.984491][ T4249] gfs2_kill_sb+0x50/0xd0 [ 86.989050][ T4249] deactivate_locked_super+0x93/0xf0 [ 86.994553][ T4249] cleanup_mnt+0x463/0x4f0 [ 86.999117][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 87.004968][ T4249] task_work_run+0x1ca/0x250 [ 87.011365][ T4249] ? task_work_cancel+0x230/0x230 [ 87.016513][ T4249] ? do_exit+0x931/0x2400 [ 87.021693][ T4249] ? kmem_cache_free+0xf7/0x290 [ 87.026592][ T4249] do_exit+0x936/0x2400 [ 87.031846][ T4249] ? put_task_struct+0x80/0x80 [ 87.037449][ T4249] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 87.043759][ T4249] ? lock_chain_count+0x20/0x20 [ 87.048686][ T4249] ? _raw_spin_lock_irq+0xab/0xe0 [ 87.053838][ T4249] ? _raw_spin_lock_irqsave+0xf0/0xf0 [ 87.059252][ T4249] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 87.065357][ T4249] ? _raw_spin_unlock_irq+0x1f/0x40 [ 87.070582][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 87.075799][ T4249] do_group_exit+0x217/0x2d0 [ 87.080425][ T4249] __x64_sys_exit_group+0x3b/0x40 [ 87.085473][ T4249] do_syscall_64+0x4c/0xa0 [ 87.089913][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 87.094603][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 87.099385][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 87.105402][ T4249] RIP: 0033:0x7f18ec429b09 [ 87.110291][ T4249] Code: Unable to access opcode bytes at 0x7f18ec429adf. [ 87.117347][ T4249] RSP: 002b:00007ffc4e9a2a08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 87.125780][ T4249] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ec429b09 [ 87.133976][ T4249] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 87.142082][ T4249] RBP: 00007f18ec4b82b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 87.150073][ T4249] R10: 00007ffc4e9a2930 R11: 0000000000000246 R12: 00007f18ec4b82b0 [ 87.158157][ T4249] R13: 0000000000000000 R14: 00007f18ec4b9020 R15: 00007f18ec3f8040 [ 87.166422][ T4249] [ 87.170093][ T4249] Kernel Offset: disabled [ 87.174574][ T4249] Rebooting in 86400 seconds..