[ 45.756553] ------------[ cut here ]------------ [ 45.757426] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.759576] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 45.761008] Modules linked in: [ 45.761671] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.763646] Tainted: [W]=WARN [ 45.764207] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.765694] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.766586] 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 [ 45.769761] RSP: 0018:ffff88800f04fbc0 EFLAGS: 00010286 [ 45.770736] RAX: 0000000000000000 RBX: ffffed1001e09f78 RCX: ffffffff813a4050 [ 45.772044] RDX: ffff88801c179bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.773335] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e09f2f [ 45.774637] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.775921] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f04fdf8 [ 45.777227] FS: 00007f07dd9cd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.778681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.779760] CR2: 00007fffcaa6eef7 CR3: 000000000cf36000 CR4: 0000000000350ef0 [ 45.781052] Call Trace: [ 45.781566] [ 45.781978] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.782876] ? __create_object+0x59/0x80 [ 45.783669] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.784632] __vmalloc_noprof+0x59/0x60 [ 45.785348] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.786236] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.787174] bpf_prog_alloc+0x39/0x200 [ 45.787908] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.788832] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.789758] do_seccomp+0x349/0x25e0 [ 45.790439] ? find_held_lock+0x2b/0x80 [ 45.791197] ? do_prlimit+0x310/0x610 [ 45.791947] ? __pfx_do_seccomp+0x10/0x10 [ 45.792752] ? do_raw_spin_unlock+0x53/0x220 [ 45.793622] ? _raw_spin_unlock+0x1e/0x40 [ 45.794360] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.795314] ? static_key_count+0x60/0x80 [ 45.796108] prctl_set_seccomp+0x4e/0x70 [ 45.796874] __do_sys_prctl+0xe6c/0x1d70 [ 45.797667] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.798520] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.799443] ? irqentry_exit+0xf3/0x650 [ 45.800207] do_syscall_64+0xbf/0x430 [ 45.800940] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.801911] RIP: 0033:0x7f07ddebf5cd [ 45.802623] 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 [ 45.805790] RSP: 002b:00007fffcaa6d850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.807147] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07ddebf5cd [ 45.808431] RDX: 000055dc95e1ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.809758] RBP: 00007fffcaa6d8b0 R08: 0000000000000000 R09: 00007fffcaa6cf50 [ 45.810897] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dc983ccad0 [ 45.811985] R13: 00007fffcaa6dce0 R14: 000055dc983cdbc0 R15: 000055dc983de780 [ 45.813072] [ 45.813436] irq event stamp: 1755 [ 45.813976] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 45.815252] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 45.816524] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 45.817833] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 45.819120] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.443146] ------------[ cut here ]------------ [ 48.444062] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.446191] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 48.447662] Modules linked in: [ 48.448278] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.450288] Tainted: [W]=WARN [ 48.450887] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.452386] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.453316] 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 [ 48.456521] RSP: 0018:ffff88801a227bc0 EFLAGS: 00010286 [ 48.457521] RAX: 0000000000000000 RBX: ffffed1003444f78 RCX: ffffffff813a4050 [ 48.458826] RDX: ffff888013ba0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.460135] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003444f2f [ 48.461474] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.462796] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a227df8 [ 48.464115] FS: 00007f07c2186900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.465589] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.466669] CR2: 00007f07c2678580 CR3: 000000000a56f000 CR4: 0000000000350ef0 [ 48.467988] Call Trace: [ 48.468506] [ 48.468929] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.469868] ? __create_object+0x59/0x80 [ 48.470658] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.471659] __vmalloc_noprof+0x59/0x60 [ 48.472386] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.473273] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.474231] bpf_prog_alloc+0x39/0x200 [ 48.474996] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.475938] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.476865] do_seccomp+0x349/0x25e0 [ 48.477617] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.478530] ? __pfx_do_seccomp+0x10/0x10 [ 48.479275] ? find_held_lock+0x2b/0x80 [ 48.480043] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.481031] ? static_key_count+0x60/0x80 [ 48.481866] prctl_set_seccomp+0x4e/0x70 [ 48.482666] __do_sys_prctl+0xe6c/0x1d70 [ 48.483407] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.484289] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.485280] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.486294] ? irqentry_exit+0xf3/0x650 [ 48.487081] do_syscall_64+0xbf/0x430 [ 48.487833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.488809] RIP: 0033:0x7f07c26785cd [ 48.489546] 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 [ 48.492737] RSP: 002b:00007ffd3b0dc1b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.494140] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07c26785cd [ 48.495469] RDX: 000055e0d3c0be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.496781] RBP: 00007ffd3b0dc210 R08: 0000000000000000 R09: 00007ffd3b0db8b0 [ 48.498103] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e1088e9ad0 [ 48.499403] R13: 00007ffd3b0dc640 R14: 000055e1088eabc0 R15: 000055e1088fb780 [ 48.500733] [ 48.501173] irq event stamp: 1731 [ 48.501866] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 48.503407] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 48.504951] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 48.506520] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 48.508081] ---[ end trace 0000000000000000 ]--- [ 49.301742] ------------[ cut here ]------------ [ 49.302742] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.304934] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/255 [ 49.306565] Modules linked in: [ 49.307215] CPU: 0 UID: 104 PID: 255 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.309365] Tainted: [W]=WARN [ 49.310048] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.311687] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.312714] 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 [ 49.316253] RSP: 0018:ffff888015d4fbc0 EFLAGS: 00010286 [ 49.317306] RAX: 0000000000000000 RBX: ffffed1002ba9f78 RCX: ffffffff813a4050 [ 49.318808] RDX: ffff888015771bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.320195] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ba9f2f [ 49.321579] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.322954] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d4fdf8 [ 49.324337] FS: 00007efdaf6eb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.325933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.327077] CR2: 00007ffc2e7e9ef7 CR3: 000000001f888000 CR4: 0000000000350ef0 [ 49.328488] Call Trace: [ 49.328992] [ 49.329516] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.330532] ? __create_object+0x59/0x80 [ 49.331338] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.332410] __vmalloc_noprof+0x59/0x60 [ 49.333237] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.334241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.335280] bpf_prog_alloc+0x39/0x200 [ 49.336096] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.337131] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.338181] do_seccomp+0x349/0x25e0 [ 49.338972] ? find_held_lock+0x2b/0x80 [ 49.339744] ? do_prlimit+0x310/0x610 [ 49.340494] ? __pfx_do_seccomp+0x10/0x10 [ 49.341258] ? do_raw_spin_unlock+0x53/0x220 [ 49.342192] ? _raw_spin_unlock+0x1e/0x40 [ 49.343076] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.344143] ? static_key_count+0x60/0x80 [ 49.344962] prctl_set_seccomp+0x4e/0x70 [ 49.345786] __do_sys_prctl+0xe6c/0x1d70 [ 49.346593] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.347425] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.348407] ? irqentry_exit+0xf3/0x650 [ 49.349195] do_syscall_64+0xbf/0x430 [ 49.349984] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.350954] RIP: 0033:0x7efdafbdd5cd [ 49.351669] 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 [ 49.354935] RSP: 002b:00007ffc2e7e77a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.356336] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efdafbdd5cd [ 49.357671] RDX: 000055cd3d449e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.358961] RBP: 00007ffc2e7e7800 R08: 0000000000000000 R09: 00007ffc2e7e6ea0 [ 49.360259] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cd597f9240 [ 49.361594] R13: 00007ffc2e7e7c30 R14: 000055cd59802380 R15: 000055cd5980d540 [ 49.362925] [ 49.363353] irq event stamp: 1785 [ 49.364009] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 49.365582] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 49.366901] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 49.368206] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 49.369503] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56994' (ECDSA) to the list of known hosts. 2025/11/18 06:02:14 fuzzer started 2025/11/18 06:02:14 dialing manager at localhost:37895 2025/11/18 06:02:14 checking machine... 2025/11/18 06:02:14 checking revisions... [ 50.281656] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:02:14 testing simple program... [ 50.375561] cgroup: Unknown subsys name 'net' [ 50.442267] cgroup: Unknown subsys name 'cpuset' [ 50.456518] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:02:13 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=000000000008f2f8 RCX=ffffffff817d97d6 RDX=0000000000000000 RSI=0000000000000002 RDI=ffff888009611bc0 RBP=ffff888009611bc0 RSP=ffff888009627b80 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000000 R12=0000000000000200 R13=0000000000000001 R14=ffff88800bb81300 R15=ffff88800944c500 RIP=ffffffff81526ca8 RFL=00000002 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdc86dc1078 CR3=000000000dd1e000 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=f118d9cea64ed4b2ef4df5d421c02848 XMM02=0000000000302e50eff9b2d0a8fce9cb XMM03=0000000000302f202c67c8bc2e329bc3 XMM04=773772e4f90c0ab000000000000ae988 XMM05=cfea1ee7ceabbe02000000000031e2b8 XMM06=1c9d3f5f5a5fd636000000000031e140 XMM07=e042d86d42eb936e000000000030e4f8 XMM08=a32dc5e04363f6d10000000000302f20 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=4b952e4da9267483 RDX=0000000000000001 RSI=000000005e406224 RDI=ffff88806cf31cd0 RBP=ffff88800a2d78c0 RSP=ffff88800a2d77f8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88800a2d78c8 R13=ffff88800a2d78b0 R14=ffff88800a2d78a9 R15=ffff88800a2d7868 RIP=ffffffff8135e54c RFL=00000297 [--S-APC] 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 00007f07c2186900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f07c2150008 CR3=000000001f88e000 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