syzkaller login: [ 45.815259] ------------[ cut here ]------------ [ 45.816195] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.818275] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.819709] Modules linked in: [ 45.820294] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.822346] Tainted: [W]=WARN [ 45.822954] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.824402] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.825321] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 45.828542] RSP: 0018:ffff888018f9fbc0 EFLAGS: 00010286 [ 45.829539] RAX: 0000000000000000 RBX: ffffed10031f3f78 RCX: ffffffff813a4050 [ 45.830878] RDX: ffff888013fe5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.832171] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031f3f2f [ 45.833468] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.834748] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018f9fdf8 [ 45.836035] FS: 00007f13e4f41900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.837494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.838543] CR2: 00007f13e5433580 CR3: 000000000d2d3000 CR4: 0000000000350ef0 [ 45.839875] Call Trace: [ 45.840350] [ 45.840826] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.841756] ? __create_object+0x59/0x80 [ 45.842501] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.843474] __vmalloc_noprof+0x59/0x60 [ 45.844227] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.845109] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.846061] bpf_prog_alloc+0x39/0x200 [ 45.846813] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.847749] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.848660] do_seccomp+0x349/0x25e0 [ 45.849357] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.850276] ? __pfx_do_seccomp+0x10/0x10 [ 45.851067] ? find_held_lock+0x2b/0x80 [ 45.851842] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.852842] ? static_key_count+0x60/0x80 [ 45.853667] prctl_set_seccomp+0x4e/0x70 [ 45.854408] __do_sys_prctl+0xe6c/0x1d70 [ 45.855209] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.856097] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.857096] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.858079] ? irqentry_exit+0xf3/0x650 [ 45.858855] do_syscall_64+0xbf/0x430 [ 45.859558] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.860536] RIP: 0033:0x7f13e54335cd [ 45.861252] 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 [ 45.864436] RSP: 002b:00007ffe468e3c40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.865827] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f13e54335cd [ 45.867144] RDX: 0000565068203e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.868427] RBP: 00007ffe468e3ca0 R08: 0000000000000000 R09: 00007ffe468e3340 [ 45.869744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565084b932b0 [ 45.871046] R13: 00007ffe468e40d0 R14: 0000565084b95d20 R15: 0000565084ba78d0 [ 45.872358] [ 45.872854] irq event stamp: 1771 [ 45.873462] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 45.874996] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 45.876531] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 45.878105] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 45.879625] ---[ end trace 0000000000000000 ]--- [ 49.337307] ------------[ cut here ]------------ [ 49.338262] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.340372] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.342126] Modules linked in: [ 49.342857] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.344891] Tainted: [W]=WARN [ 49.345457] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.346947] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.347866] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.351079] RSP: 0018:ffff888016ec7bc0 EFLAGS: 00010286 [ 49.352066] RAX: 0000000000000000 RBX: ffffed1002dd8f78 RCX: ffffffff813a4050 [ 49.353362] RDX: ffff8880139e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.354650] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd8f2f [ 49.355953] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.357241] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ec7df8 [ 49.358537] FS: 00007f299c162900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.359991] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.361078] CR2: 00007f299c654580 CR3: 000000001eea0000 CR4: 0000000000350ef0 [ 49.362381] Call Trace: [ 49.362889] [ 49.363304] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.364205] ? __create_object+0x59/0x80 [ 49.365007] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.365994] __vmalloc_noprof+0x59/0x60 [ 49.366766] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.367647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.368528] bpf_prog_alloc+0x39/0x200 [ 49.369296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.370241] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.371159] do_seccomp+0x349/0x25e0 [ 49.371894] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.372815] ? __pfx_do_seccomp+0x10/0x10 [ 49.373617] ? find_held_lock+0x2b/0x80 [ 49.374355] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.375321] ? static_key_count+0x60/0x80 [ 49.376130] prctl_set_seccomp+0x4e/0x70 [ 49.376962] __do_sys_prctl+0xe6c/0x1d70 [ 49.377790] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.378667] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.379662] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.380649] ? irqentry_exit+0xf3/0x650 [ 49.381394] do_syscall_64+0xbf/0x430 [ 49.382145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.383100] RIP: 0033:0x7f299c6545cd [ 49.383813] 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 [ 49.387057] RSP: 002b:00007fff5090b6a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.388422] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f299c6545cd [ 49.389717] RDX: 0000556edd709e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.390995] RBP: 00007fff5090b700 R08: 0000000000000000 R09: 00007fff5090ada0 [ 49.392284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556efee08ad0 [ 49.393600] R13: 00007fff5090bb30 R14: 0000556efee09bc0 R15: 0000556efee1a780 [ 49.394893] [ 49.395322] irq event stamp: 1791 [ 49.395990] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 49.397520] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 49.399032] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 49.400589] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 49.402138] ---[ end trace 0000000000000000 ]--- [ 50.221103] ------------[ cut here ]------------ [ 50.222056] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.224134] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.225670] Modules linked in: [ 50.226300] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.228403] Tainted: [W]=WARN [ 50.229037] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.230601] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.231514] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.234732] RSP: 0018:ffff8880171ffbc0 EFLAGS: 00010286 [ 50.235690] RAX: 0000000000000000 RBX: ffffed1002e3ff78 RCX: ffffffff813a4050 [ 50.236991] RDX: ffff888015d78000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.238250] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3ff2f [ 50.239586] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.240925] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171ffdf8 [ 50.242252] FS: 00007fd5e6528900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.243718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.244780] CR2: 00007ffce1affef8 CR3: 000000001f43b000 CR4: 0000000000350ef0 [ 50.246061] Call Trace: [ 50.246520] [ 50.246962] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.247847] ? __create_object+0x59/0x80 [ 50.248617] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.249542] __vmalloc_noprof+0x59/0x60 [ 50.250300] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.251164] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.252086] bpf_prog_alloc+0x39/0x200 [ 50.252828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.253752] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.254647] do_seccomp+0x349/0x25e0 [ 50.255306] ? find_held_lock+0x2b/0x80 [ 50.256069] ? do_prlimit+0x310/0x610 [ 50.256814] ? __pfx_do_seccomp+0x10/0x10 [ 50.257543] ? do_raw_spin_unlock+0x53/0x220 [ 50.258393] ? _raw_spin_unlock+0x1e/0x40 [ 50.259177] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.260150] ? static_key_count+0x60/0x80 [ 50.260953] prctl_set_seccomp+0x4e/0x70 [ 50.261729] __do_sys_prctl+0xe6c/0x1d70 [ 50.262473] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.263338] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.264321] ? irqentry_exit+0xf3/0x650 [ 50.265109] do_syscall_64+0xbf/0x430 [ 50.265852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.266824] RIP: 0033:0x7fd5e6a1a5cd [ 50.267490] 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 [ 50.270648] RSP: 002b:00007ffce1afe830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.272008] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5e6a1a5cd [ 50.273271] RDX: 00005636cde1be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.274338] RBP: 00007ffce1afe890 R08: 0000000000000000 R09: 00007ffce1afdf30 [ 50.275433] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636f4988ad0 [ 50.276502] R13: 00007ffce1afecc0 R14: 00005636f4989bc0 R15: 00005636f499a780 [ 50.277622] [ 50.277980] irq event stamp: 1709 [ 50.278487] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 50.279704] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 50.280956] softirqs last enabled at (1460): [] handle_softirqs+0x50c/0x770 [ 50.282296] softirqs last disabled at (1455): [] __irq_exit_rcu+0xc4/0x100 [ 50.283601] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:2372' (ECDSA) to the list of known hosts. 2025/11/19 05:13:51 fuzzer started 2025/11/19 05:13:51 dialing manager at localhost:34383 2025/11/19 05:13:51 checking machine... 2025/11/19 05:13:51 checking revisions... [ 51.199494] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:13:52 testing simple program... [ 51.293070] cgroup: Unknown subsys name 'net' [ 51.351271] cgroup: Unknown subsys name 'cpuset' [ 51.363516] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:13:51 Registers: info registers vcpu 0 RAX=0000000000000019 RBX=ffff888015dea6e0 RCX=ffff88806ce089c4 RDX=0000000000000006 RSI=ffffffff85e1ffe0 RDI=ffff888015dea6e0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08970 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=00000000000a24d7 R12=ffff888015dea6e0 R13=ffff88806ce089c4 R14=0000000000000006 R15=0000000000000006 RIP=ffffffff84c71f8a RFL=00000046 [---Z-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 00007f299c162900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f299c719618 CR3=000000001ee7e000 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=33313a353020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343531 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff812ca0fa RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888009757e01 RSI=ffff888009757eb0 RDI=ffff888009757eb0 RBP=ffff888009757898 RSP=ffff8880097577d0 R8 =ffffffff86a19a94 R9 =ffff888009757880 R10=000000000003c9ed R11=000000000000aed8 R12=ffff8880097578a0 R13=ffff888009757888 R14=ffff888009757eb8 R15=ffff888009757840 RIP=ffffffff8135efad RFL=00000202 [-------] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc6d480f78 CR3=000000000e3f6000 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=cfe089907d7881b42f480949312132fe XMM02=0000000000305800eff9b2d0a8fce9cb XMM03=00000000003058d02c67c8bc2e329bc3 XMM04=8c1dcc360dbbc1aa00000000000ae988 XMM05=07c8bb74b6c04a440000000000321768 XMM06=cf8d8974cee4896d000000000031b968 XMM07=e042d86d42eb936e0000000000313290 XMM08=dca9073d06f0eb5000000000003058d0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000