syzkaller login: [ 46.220257] ------------[ cut here ]------------ [ 46.221192] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.223244] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.224719] Modules linked in: [ 46.225313] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.227363] Tainted: [W]=WARN [ 46.227913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.229521] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.230441] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.233654] RSP: 0018:ffff88801b9a7bc0 EFLAGS: 00010286 [ 46.234634] RAX: 0000000000000000 RBX: ffffed1003734f78 RCX: ffffffff813a4050 [ 46.235922] RDX: ffff888014bc3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.237206] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003734f2f [ 46.238496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.239773] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b9a7df8 [ 46.241057] FS: 00007fb4a4188900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.242497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.243550] CR2: 00007fb4a46ee4a6 CR3: 000000000dc88000 CR4: 0000000000350ef0 [ 46.244851] Call Trace: [ 46.245326] [ 46.245789] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.246691] ? __create_object+0x59/0x80 [ 46.247480] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.248457] __vmalloc_noprof+0x59/0x60 [ 46.249167] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.250041] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.250976] bpf_prog_alloc+0x39/0x200 [ 46.251708] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.252643] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.253573] do_seccomp+0x349/0x25e0 [ 46.254246] ? find_held_lock+0x2b/0x80 [ 46.255007] ? do_prlimit+0x310/0x610 [ 46.255758] ? __pfx_do_seccomp+0x10/0x10 [ 46.256571] ? do_raw_spin_unlock+0x53/0x220 [ 46.257409] ? _raw_spin_unlock+0x1e/0x40 [ 46.258142] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.259102] ? static_key_count+0x60/0x80 [ 46.259906] prctl_set_seccomp+0x4e/0x70 [ 46.260693] __do_sys_prctl+0xe6c/0x1d70 [ 46.261486] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.262299] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.263268] ? irqentry_exit+0xf3/0x650 [ 46.264032] do_syscall_64+0xbf/0x430 [ 46.264786] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.265744] RIP: 0033:0x7fb4a467a5cd [ 46.266442] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.269660] RSP: 002b:00007ffd112621b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.271046] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4a467a5cd [ 46.272365] RDX: 000055b6d678ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.273653] RBP: 00007ffd11262210 R08: 0000000000000000 R09: 00007ffd112618b0 [ 46.274940] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b6e812b240 [ 46.276236] R13: 00007ffd11262640 R14: 000055b6e8134380 R15: 000055b6e813f540 [ 46.277540] [ 46.277967] irq event stamp: 1799 [ 46.278618] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 46.280158] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 46.281608] softirqs last enabled at (1400): [] handle_softirqs+0x50c/0x770 [ 46.282912] softirqs last disabled at (1395): [] __irq_exit_rcu+0xc4/0x100 [ 46.284206] ---[ end trace 0000000000000000 ]--- [ 48.877133] ------------[ cut here ]------------ [ 48.877966] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.879737] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.881029] Modules linked in: [ 48.881604] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.883568] Tainted: [W]=WARN [ 48.884055] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.885418] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.886187] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 48.889000] RSP: 0018:ffff888018bcfbc0 EFLAGS: 00010286 [ 48.889849] RAX: 0000000000000000 RBX: ffffed1003179f78 RCX: ffffffff813a4050 [ 48.890967] RDX: ffff888016a09bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.892091] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003179f2f [ 48.893213] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.894332] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018bcfdf8 [ 48.895468] FS: 00007fc7dd944900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.896732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.897645] CR2: 00007fc7dde36580 CR3: 000000002098d000 CR4: 0000000000350ef0 [ 48.898750] Call Trace: [ 48.899157] [ 48.899551] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.900312] ? __create_object+0x59/0x80 [ 48.900999] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.901838] __vmalloc_noprof+0x59/0x60 [ 48.902502] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.903220] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.904035] bpf_prog_alloc+0x39/0x200 [ 48.904686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.905489] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.906234] do_seccomp+0x349/0x25e0 [ 48.906857] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.907634] ? __pfx_do_seccomp+0x10/0x10 [ 48.908283] ? find_held_lock+0x2b/0x80 [ 48.908946] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.909776] ? static_key_count+0x60/0x80 [ 48.910471] prctl_set_seccomp+0x4e/0x70 [ 48.911102] __do_sys_prctl+0xe6c/0x1d70 [ 48.911776] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.912535] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.913325] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.914164] ? irqentry_exit+0xf3/0x650 [ 48.914830] do_syscall_64+0xbf/0x430 [ 48.915469] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.916262] RIP: 0033:0x7fc7dde365cd [ 48.916882] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 48.919610] RSP: 002b:00007ffe6e42ad10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.920789] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7dde365cd [ 48.921894] RDX: 0000564b79ab2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.922993] RBP: 00007ffe6e42ad70 R08: 0000000000000000 R09: 00007ffe6e42a410 [ 48.924102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b7ae6dbf0 [ 48.925214] R13: 00007ffe6e42b1a0 R14: 0000564b7ae77380 R15: 0000564b7ae82460 [ 48.926320] [ 48.926718] irq event stamp: 2289 [ 48.927236] hardirqs last enabled at (2297): [] __up_console_sem+0x78/0x80 [ 48.928552] hardirqs last disabled at (2306): [] __up_console_sem+0x5d/0x80 [ 48.929857] softirqs last enabled at (2236): [] handle_softirqs+0x50c/0x770 [ 48.931170] softirqs last disabled at (2231): [] __irq_exit_rcu+0xc4/0x100 [ 48.932468] ---[ end trace 0000000000000000 ]--- [ 49.647725] ------------[ cut here ]------------ [ 49.648657] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.650649] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.652097] Modules linked in: [ 49.652736] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.654720] Tainted: [W]=WARN [ 49.655269] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.656965] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.657938] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.661110] RSP: 0018:ffff88801a71fbc0 EFLAGS: 00010286 [ 49.662077] RAX: 0000000000000000 RBX: ffffed10034e3f78 RCX: ffffffff813a4050 [ 49.663362] RDX: ffff8880170d1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.664660] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e3f2f [ 49.665915] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.667204] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a71fdf8 [ 49.668484] FS: 00007fb364d9c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.669900] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.670949] CR2: 00007ffd2a1a3ef7 CR3: 000000001433c000 CR4: 0000000000350ef0 [ 49.672230] Call Trace: [ 49.672737] [ 49.673148] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.674045] ? __create_object+0x59/0x80 [ 49.674819] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.675779] __vmalloc_noprof+0x59/0x60 [ 49.676543] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.677409] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.678293] bpf_prog_alloc+0x39/0x200 [ 49.679022] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.679936] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.680846] do_seccomp+0x349/0x25e0 [ 49.681556] ? find_held_lock+0x2b/0x80 [ 49.682263] ? do_prlimit+0x310/0x610 [ 49.683027] ? __pfx_do_seccomp+0x10/0x10 [ 49.683818] ? do_raw_spin_unlock+0x53/0x220 [ 49.684652] ? _raw_spin_unlock+0x1e/0x40 [ 49.685422] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.686332] ? static_key_count+0x60/0x80 [ 49.687125] prctl_set_seccomp+0x4e/0x70 [ 49.687889] __do_sys_prctl+0xe6c/0x1d70 [ 49.688681] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.689535] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.690500] ? irqentry_exit+0xf3/0x650 [ 49.691211] do_syscall_64+0xbf/0x430 [ 49.691943] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.692904] RIP: 0033:0x7fb36528e5cd [ 49.693605] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.696827] RSP: 002b:00007ffd2a1a2a60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.698182] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb36528e5cd [ 49.699451] RDX: 000055f47315fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.700747] RBP: 00007ffd2a1a2ac0 R08: 0000000000000000 R09: 00007ffd2a1a2160 [ 49.702015] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f4885be240 [ 49.703298] R13: 00007ffd2a1a2ef0 R14: 000055f4885c7380 R15: 000055f4885d2540 [ 49.704597] [ 49.704955] irq event stamp: 2865 [ 49.705513] hardirqs last enabled at (2875): [] __up_console_sem+0x78/0x80 [ 49.706788] hardirqs last disabled at (2884): [] __up_console_sem+0x5d/0x80 [ 49.708055] softirqs last enabled at (2788): [] handle_softirqs+0x50c/0x770 [ 49.709383] softirqs last disabled at (2783): [] __irq_exit_rcu+0xc4/0x100 [ 49.710664] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45143' (ECDSA) to the list of known hosts. 2025/11/17 23:52:09 fuzzer started 2025/11/17 23:52:10 dialing manager at localhost:37895 2025/11/17 23:52:10 checking machine... 2025/11/17 23:52:10 checking revisions... [ 50.659476] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:52:10 testing simple program... [ 50.752437] cgroup: Unknown subsys name 'net' [ 50.814033] cgroup: Unknown subsys name 'cpuset' [ 50.836018] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:52:09 Registers: info registers vcpu 0 RAX=0000000000020000 RBX=ffff888017b88000 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888017b88a58 RSP=ffff8880173d7248 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888017b88a80 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc7dd944900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc7dd8ee008 CR3=0000000020949000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000025453 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f583c498018 CR3=000000000e007000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=00000000000000000000000000000000 XMM01=b3eed2ebb23c058d6b471a4b4be536c0 XMM02=0000000000304f58eff9b2d0a8fce9cb XMM03=00000000003050282c67c8bc2e329bc3 XMM04=a00fc4b1eb09c13e00000000000ae988 XMM05=0572eac07398d4d90000000000321c28 XMM06=474038aa6c007e1f0000000000320dc8 XMM07=e042d86d42eb936e0000000000310eb0 XMM08=5c996571ffa5a6ea0000000000305028 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000