Warning: Permanently added '[localhost]:28124' (ED25519) to the list of known hosts. executing program syzkaller login: [ 84.709796][ T5315] loop0: detected capacity change from 0 to 128 [ 84.752442][ T5315] ------------[ cut here ]------------ [ 84.754714][ T5315] WARNING: CPU: 0 PID: 5315 at fs/notify/fanotify/fanotify.h:216 fanotify_handle_event+0x30fd/0x3d00 [ 84.759504][ T5315] Modules linked in: [ 84.762207][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz-executor379 Not tainted 6.16.0-rc2-syzkaller-00047-g52da431bf03b #0 PREEMPT(full) [ 84.767908][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 84.772567][ T5315] RIP: 0010:fanotify_handle_event+0x30fd/0x3d00 [ 84.775151][ T5315] Code: f8 ff ff e8 85 45 77 ff 90 0f 0b 90 e9 3e f9 ff ff e8 77 45 77 ff 90 0f 0b 90 4c 8b 64 24 08 e9 62 fa ff ff e8 64 45 77 ff 90 <0f> 0b 90 e9 f4 fb ff ff e8 56 45 77 ff 90 0f 0b 90 e9 9d fd ff ff [ 84.783629][ T5315] RSP: 0018:ffffc9000d4373e0 EFLAGS: 00010293 [ 84.786148][ T5315] RAX: ffffffff824916dc RBX: 0000000000000ffd RCX: ffff88801fba2440 [ 84.789632][ T5315] RDX: 0000000000000000 RSI: 0000000000000ffd RDI: 00000000000000ff [ 84.793134][ T5315] RBP: ffffc9000d4375c0 R08: 0000000000000002 R09: 0000000000000000 [ 84.796255][ T5315] R10: ffff888043c48038 R11: ffffffff8240c270 R12: 0000000000000ffd [ 84.799481][ T5315] R13: 1ffff92001a86e94 R14: ffffc9000d4377e0 R15: ffff888043c48000 [ 84.802593][ T5315] FS: 0000555570e33380(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 84.806116][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.808889][ T5315] CR2: 0000200000001000 CR3: 0000000042b75000 CR4: 0000000000352ef0 [ 84.812070][ T5315] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.815158][ T5315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.818456][ T5315] Call Trace: [ 84.819900][ T5315] [ 84.821242][ T5315] ? __pfx_fanotify_handle_event+0x10/0x10 [ 84.823811][ T5315] ? __pfx_fanotify_handle_event+0x10/0x10 [ 84.826378][ T5315] fsnotify+0x140f/0x1a80 [ 84.828543][ T5315] ? take_dentry_name_snapshot+0x157/0x500 [ 84.831224][ T5315] ? fsnotify+0x735/0x1a80 [ 84.833227][ T5315] ? __pfx_fsnotify+0x10/0x10 [ 84.835342][ T5315] ? take_dentry_name_snapshot+0x29/0x500 [ 84.837918][ T5315] __fsnotify_parent+0x3fe/0x540 [ 84.840026][ T5315] ? __pfx___fsnotify_parent+0x10/0x10 [ 84.842611][ T5315] ? do_dentry_open+0x12ab/0x1970 [ 84.844816][ T5315] vfs_open+0x28a/0x340 [ 84.846785][ T5315] path_openat+0x2ee5/0x3830 [ 84.848735][ T5315] ? do_raw_spin_lock+0x121/0x290 [ 84.851076][ T5315] ? __pfx_path_openat+0x10/0x10 [ 84.853405][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 84.855895][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.858225][ T5315] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 84.860717][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 84.863319][ T5315] do_filp_open+0x1fa/0x410 [ 84.865259][ T5315] ? stack_depot_save_flags+0x429/0x900 [ 84.867709][ T5315] ? __pfx_do_filp_open+0x10/0x10 [ 84.869919][ T5315] ? do_open_execat+0x93/0x450 [ 84.872115][ T5315] do_open_execat+0x135/0x450 [ 84.874186][ T5315] ? __pfx_do_open_execat+0x10/0x10 [ 84.876773][ T5315] alloc_bprm+0x28/0x5b0 [ 84.878566][ T5315] do_execveat_common+0x1b3/0x6a0 [ 84.880788][ T5315] __x64_sys_execve+0x94/0xb0 [ 84.882784][ T5315] do_syscall_64+0xfa/0x3b0 [ 84.884829][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.887077][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.889543][ T5315] ? clear_bhb_loop+0x60/0xb0 [ 84.891796][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.894363][ T5315] RIP: 0033:0x7f4b36f29b59 [ 84.896375][ T5315] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 [ 84.904816][ T5315] RSP: 002b:00007ffc3a62fb48 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 84.908419][ T5315] RAX: ffffffffffffffda RBX: 00007f4b36f72380 RCX: 00007f4b36f29b59 [ 84.911774][ T5315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000440 [ 84.915207][ T5315] RBP: 00007f4b36f9e5f0 R08: 0000555570e344c0 R09: 0000555570e344c0 [ 84.918691][ T5315] R10: 0000555570e344c0 R11: 0000000000000246 R12: 00007ffc3a62fb70 [ 84.922115][ T5315] R13: 00007ffc3a62fd98 R14: 431bde82d7b634db R15: 00007f4b36f7203b [ 84.925290][ T5315] [ 84.926821][ T5315] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.929945][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz-executor379 Not tainted 6.16.0-rc2-syzkaller-00047-g52da431bf03b #0 PREEMPT(full) [ 84.936527][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 84.941182][ T5315] Call Trace: [ 84.942590][ T5315] [ 84.943923][ T5315] dump_stack_lvl+0x99/0x250 [ 84.945872][ T5315] ? __asan_memcpy+0x40/0x70 [ 84.947778][ T5315] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.949932][ T5315] ? __pfx__printk+0x10/0x10 [ 84.952097][ T5315] panic+0x2db/0x790 [ 84.953868][ T5315] ? __pfx_panic+0x10/0x10 [ 84.955884][ T5315] ? show_trace_log_lvl+0x4fb/0x550 [ 84.958102][ T5315] __warn+0x31b/0x4b0 [ 84.959862][ T5315] ? fanotify_handle_event+0x30fd/0x3d00 [ 84.962451][ T5315] ? fanotify_handle_event+0x30fd/0x3d00 [ 84.964808][ T5315] report_bug+0x2be/0x4f0 [ 84.966780][ T5315] ? fanotify_handle_event+0x30fd/0x3d00 [ 84.969188][ T5315] ? fanotify_handle_event+0x30fd/0x3d00 [ 84.971725][ T5315] ? fanotify_handle_event+0x30ff/0x3d00 [ 84.974494][ T5315] handle_bug+0x84/0x160 [ 84.976487][ T5315] exc_invalid_op+0x1a/0x50 [ 84.978394][ T5315] asm_exc_invalid_op+0x1a/0x20 [ 84.980517][ T5315] RIP: 0010:fanotify_handle_event+0x30fd/0x3d00 [ 84.983214][ T5315] Code: f8 ff ff e8 85 45 77 ff 90 0f 0b 90 e9 3e f9 ff ff e8 77 45 77 ff 90 0f 0b 90 4c 8b 64 24 08 e9 62 fa ff ff e8 64 45 77 ff 90 <0f> 0b 90 e9 f4 fb ff ff e8 56 45 77 ff 90 0f 0b 90 e9 9d fd ff ff [ 84.992494][ T5315] RSP: 0018:ffffc9000d4373e0 EFLAGS: 00010293 [ 84.994962][ T5315] RAX: ffffffff824916dc RBX: 0000000000000ffd RCX: ffff88801fba2440 [ 84.998277][ T5315] RDX: 0000000000000000 RSI: 0000000000000ffd RDI: 00000000000000ff [ 85.001457][ T5315] RBP: ffffc9000d4375c0 R08: 0000000000000002 R09: 0000000000000000 [ 85.004826][ T5315] R10: ffff888043c48038 R11: ffffffff8240c270 R12: 0000000000000ffd [ 85.008648][ T5315] R13: 1ffff92001a86e94 R14: ffffc9000d4377e0 R15: ffff888043c48000 [ 85.012512][ T5315] ? __pfx_generic_encode_ino32_fh+0x10/0x10 [ 85.015008][ T5315] ? fanotify_handle_event+0x30fc/0x3d00 [ 85.017445][ T5315] ? __pfx_fanotify_handle_event+0x10/0x10 [ 85.019945][ T5315] ? __pfx_fanotify_handle_event+0x10/0x10 [ 85.022869][ T5315] fsnotify+0x140f/0x1a80 [ 85.025018][ T5315] ? take_dentry_name_snapshot+0x157/0x500 [ 85.027590][ T5315] ? fsnotify+0x735/0x1a80 [ 85.029534][ T5315] ? __pfx_fsnotify+0x10/0x10 [ 85.031725][ T5315] ? take_dentry_name_snapshot+0x29/0x500 [ 85.034180][ T5315] __fsnotify_parent+0x3fe/0x540 [ 85.036446][ T5315] ? __pfx___fsnotify_parent+0x10/0x10 [ 85.039025][ T5315] ? do_dentry_open+0x12ab/0x1970 [ 85.041445][ T5315] vfs_open+0x28a/0x340 [ 85.043282][ T5315] path_openat+0x2ee5/0x3830 [ 85.045207][ T5315] ? do_raw_spin_lock+0x121/0x290 [ 85.047101][ T5315] ? __pfx_path_openat+0x10/0x10 [ 85.049125][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 85.051784][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.054057][ T5315] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 85.056551][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 85.059271][ T5315] do_filp_open+0x1fa/0x410 [ 85.061276][ T5315] ? stack_depot_save_flags+0x429/0x900 [ 85.063655][ T5315] ? __pfx_do_filp_open+0x10/0x10 [ 85.066189][ T5315] ? do_open_execat+0x93/0x450 [ 85.068490][ T5315] do_open_execat+0x135/0x450 [ 85.070843][ T5315] ? __pfx_do_open_execat+0x10/0x10 [ 85.073194][ T5315] alloc_bprm+0x28/0x5b0 [ 85.074969][ T5315] do_execveat_common+0x1b3/0x6a0 [ 85.077046][ T5315] __x64_sys_execve+0x94/0xb0 [ 85.079104][ T5315] do_syscall_64+0xfa/0x3b0 [ 85.081242][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.083474][ T5315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.086046][ T5315] ? clear_bhb_loop+0x60/0xb0 [ 85.088120][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.090846][ T5315] RIP: 0033:0x7f4b36f29b59 [ 85.093034][ T5315] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 [ 85.101652][ T5315] RSP: 002b:00007ffc3a62fb48 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 85.105015][ T5315] RAX: ffffffffffffffda RBX: 00007f4b36f72380 RCX: 00007f4b36f29b59 [ 85.108316][ T5315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000440 [ 85.111624][ T5315] RBP: 00007f4b36f9e5f0 R08: 0000555570e344c0 R09: 0000555570e344c0 [ 85.114965][ T5315] R10: 0000555570e344c0 R11: 0000000000000246 R12: 00007ffc3a62fb70 [ 85.118262][ T5315] R13: 00007ffc3a62fd98 R14: 431bde82d7b634db R15: 00007f4b36f7203b [ 85.121694][ T5315] [ 85.123346][ T5315] Kernel Offset: disabled [ 85.125206][ T5315] Rebooting in 86400 seconds.. VM DIAGNOSIS: 00:51:10 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000069 RBX=0000000000000069 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d436b30 R8 =ffff888033c18237 R9 =1ffff11006783046 R10=dffffc0000000000 R11=ffffffff854737b0 R12=dffffc0000000000 R13=ffffffff99ac48e7 R14=ffffffff99dc9780 R15=0000000000000000 RIP=ffffffff8547382c RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000555570e33380 ffffffff 00c00000 GS =0000 ffff88808d251000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000200000001000 CR3=0000000042b75000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=00000000ffffffff Opmask01=0000000000000000 Opmask02=000000000000001f Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f140 00007ffc3a62f120 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f280 00007ffc3a62f100 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f4b36f8f544 00007f4b36fa3260 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f140 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f280 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f280 00007ffc3a62f100 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc3a62f140 00007ffc3a62f120 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000736f64736d ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000