Warning: Permanently added '10.128.0.153' (ED25519) to the list of known hosts. executing program [ 67.283455][ T5823] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI [ 67.296072][ T5823] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 67.304473][ T5823] CPU: 0 UID: 0 PID: 5823 Comm: syz-executor234 Not tainted 6.13.0-rc2-syzkaller-00031-gf92f4749861b #0 [ 67.315571][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 67.325630][ T5823] RIP: 0010:vsscanf+0x1a4/0x2a30 [ 67.330587][ T5823] Code: db 74 5e e8 1e da 82 f6 49 8d 5d 01 48 89 e9 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 48 89 5c 24 70 49 89 dc 41 0f b6 45 00 <0f> b6 14 11 48 89 e9 83 e1 07 38 ca 7f 08 84 d2 0f 85 1e 19 00 00 [ 67.350198][ T5823] RSP: 0018:ffffc90003cc7668 EFLAGS: 00010246 [ 67.356259][ T5823] RAX: 0000000000000030 RBX: ffffffff8b5c7801 RCX: 0000000000000000 [ 67.364222][ T5823] RDX: dffffc0000000000 RSI: ffffffff8b1663d2 RDI: 0000000000000001 [ 67.372200][ T5823] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 67.380157][ T5823] R10: 0000000000000030 R11: 00000000000a2001 R12: ffffffff8b5c7801 [ 67.388119][ T5823] R13: ffffffff8b5c7800 R14: dffffc0000000000 R15: ffffc90003cc7eb0 [ 67.396101][ T5823] FS: 0000555573fa8380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 67.405017][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.411588][ T5823] CR2: 0000000020000080 CR3: 0000000073a06000 CR4: 00000000003526f0 [ 67.419556][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.427514][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.435474][ T5823] Call Trace: [ 67.438740][ T5823] <TASK> [ 67.441655][ T5823] ? die_addr+0x3b/0xa0 [ 67.445817][ T5823] ? exc_general_protection+0x155/0x230 [ 67.451354][ T5823] ? asm_exc_general_protection+0x26/0x30 [ 67.457074][ T5823] ? vsscanf+0x182/0x2a30 [ 67.461402][ T5823] ? vsscanf+0x1a4/0x2a30 [ 67.465731][ T5823] ? vsscanf+0x182/0x2a30 [ 67.470061][ T5823] ? __pfx_vsscanf+0x10/0x10 [ 67.474651][ T5823] ? find_held_lock+0x2d/0x110 [ 67.479428][ T5823] sscanf+0xc8/0x100 [ 67.483324][ T5823] ? __pfx_sscanf+0x10/0x10 [ 67.487826][ T5823] ? __might_fault+0xe3/0x190 [ 67.492564][ T5823] ? __might_fault+0xe3/0x190 [ 67.497248][ T5823] ? sized_strscpy+0xae/0x2e0 [ 67.501923][ T5823] split_huge_pages_write+0xa16/0x1f60 [ 67.507374][ T5823] ? stack_trace_save+0x95/0xd0 [ 67.512218][ T5823] ? __pfx_stack_trace_save+0x10/0x10 [ 67.517608][ T5823] ? __pfx_split_huge_pages_write+0x10/0x10 [ 67.523489][ T5823] ? __lock_acquire+0xcc5/0x3c40 [ 67.528422][ T5823] ? save_trace+0x290/0xa10 [ 67.532917][ T5823] ? lockdep_unlock+0x11a/0x290 [ 67.537778][ T5823] ? mark_lock+0x59e/0xc60 [ 67.542193][ T5823] ? __pfx_mark_lock+0x10/0x10 [ 67.546967][ T5823] ? lockdep_unlock+0x11a/0x290 [ 67.551811][ T5823] ? register_lock_class+0x37a/0x1240 [ 67.557179][ T5823] ? __pfx_debugfs_file_get+0x10/0x10 [ 67.562536][ T5823] ? rcu_is_watching+0x12/0xc0 [ 67.567289][ T5823] ? trace_lock_acquire+0x14e/0x1f0 [ 67.572477][ T5823] full_proxy_write+0xfb/0x1b0 [ 67.577231][ T5823] ? __pfx_full_proxy_write+0x10/0x10 [ 67.582610][ T5823] vfs_write+0x24c/0x1150 [ 67.586931][ T5823] ? __pfx_vfs_write+0x10/0x10 [ 67.591700][ T5823] ? do_sys_openat2+0xb1/0x1e0 [ 67.596472][ T5823] ? __pfx_do_sys_openat2+0x10/0x10 [ 67.601665][ T5823] ? do_user_addr_fault+0xe50/0x13f0 [ 67.606975][ T5823] ? __pfx_lock_release+0x10/0x10 [ 67.612011][ T5823] ksys_write+0x12b/0x250 [ 67.616331][ T5823] ? __pfx_ksys_write+0x10/0x10 [ 67.621169][ T5823] do_syscall_64+0xcd/0x250 [ 67.625665][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 67.631548][ T5823] RIP: 0033:0x7f9a505582e9 [ 67.635961][ T5823] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 67.655554][ T5823] RSP: 002b:00007ffdae2774c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.663951][ T5823] RAX: ffffffffffffffda RBX: 00007ffdae277698 RCX: 00007f9a505582e9 [ 67.671907][ T5823] RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000003 [ 67.679863][ T5823] RBP: 00007f9a505cb610 R08: 0000000000000000 R09: 00007ffdae277698 [ 67.687826][ T5823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 67.695786][ T5823] R13: 00007ffdae277688 R14: 0000000000000001 R15: 0000000000000001 [ 67.703757][ T5823] </TASK> [ 67.706758][ T5823] Modules linked in: [ 67.710853][ T5823] ---[ end trace 0000000000000000 ]--- [ 67.716913][ T5823] RIP: 0010:vsscanf+0x1a4/0x2a30 [ 67.721887][ T5823] Code: db 74 5e e8 1e da 82 f6 49 8d 5d 01 48 89 e9 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 48 89 5c 24 70 49 89 dc 41 0f b6 45 00 <0f> b6 14 11 48 89 e9 83 e1 07 38 ca 7f 08 84 d2 0f 85 1e 19 00 00 [ 67.741627][ T5823] RSP: 0018:ffffc90003cc7668 EFLAGS: 00010246 [ 67.747803][ T5823] RAX: 0000000000000030 RBX: ffffffff8b5c7801 RCX: 0000000000000000 [ 67.755797][ T5823] RDX: dffffc0000000000 RSI: ffffffff8b1663d2 RDI: 0000000000000001 [ 67.763801][ T5823] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 67.771817][ T5823] R10: 0000000000000030 R11: 00000000000a2001 R12: ffffffff8b5c7801 [ 67.779810][ T5823] R13: ffffffff8b5c7800 R14: dffffc0000000000 R15: ffffc90003cc7eb0 [ 67.787800][ T5823] FS: 0000555573fa8380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 67.796759][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.803334][ T5823] CR2: 0000000020000080 CR3: 0000000073a06000 CR4: 00000000003526f0 [ 67.811329][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.819328][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.827350][ T5823] Kernel panic - not syncing: Fatal exception [ 67.833548][ T5823] Kernel Offset: disabled [ 67.837898][ T5823] Rebooting in 86400 seconds..