[ 39.129902] ------------[ cut here ]------------ [ 39.130827] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.132863] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.134350] Modules linked in: [ 39.135211] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.137278] Tainted: [W]=WARN [ 39.137890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.139392] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.140322] 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 [ 39.143773] RSP: 0018:ffff88801a067bc0 EFLAGS: 00010286 [ 39.144787] RAX: 0000000000000000 RBX: ffffed100340cf78 RCX: ffffffff813a4050 [ 39.146107] RDX: ffff88800ef85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.147411] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100340cf2f [ 39.148732] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.150050] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a067df8 [ 39.151361] FS: 00007fea1d47d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.152826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.153899] CR2: 00007ffd52815ef8 CR3: 000000001d674000 CR4: 0000000000350ef0 [ 39.155218] Call Trace: [ 39.155731] [ 39.156153] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.157074] ? __create_object+0x59/0x80 [ 39.157875] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.158869] __vmalloc_noprof+0x59/0x60 [ 39.159648] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.160543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.161493] bpf_prog_alloc+0x39/0x200 [ 39.162211] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.163159] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.164082] do_seccomp+0x349/0x25e0 [ 39.164819] ? find_held_lock+0x2b/0x80 [ 39.165598] ? do_prlimit+0x310/0x610 [ 39.166323] ? __pfx_do_seccomp+0x10/0x10 [ 39.167123] ? do_raw_spin_unlock+0x53/0x220 [ 39.167975] ? _raw_spin_unlock+0x1e/0x40 [ 39.168772] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.169754] ? static_key_count+0x60/0x80 [ 39.170584] prctl_set_seccomp+0x4e/0x70 [ 39.171331] __do_sys_prctl+0xe6c/0x1d70 [ 39.172133] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.173009] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.174010] ? irqentry_exit+0xf3/0x650 [ 39.174791] do_syscall_64+0xbf/0x430 [ 39.175544] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.176513] RIP: 0033:0x7fea1d96f5cd [ 39.177186] 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 [ 39.180462] RSP: 002b:00007ffd52813f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.181853] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea1d96f5cd [ 39.183063] RDX: 000055c14e710e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.184152] RBP: 00007ffd52813fd0 R08: 0000000000000000 R09: 00007ffd52813670 [ 39.185240] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c15be08ad0 [ 39.186350] R13: 00007ffd52814400 R14: 000055c15be09bc0 R15: 000055c15be1a780 [ 39.187474] [ 39.187836] irq event stamp: 1921 [ 39.188349] hardirqs last enabled at (1929): [] __up_console_sem+0x78/0x80 [ 39.189647] hardirqs last disabled at (1938): [] __up_console_sem+0x5d/0x80 [ 39.190948] softirqs last enabled at (1840): [] handle_softirqs+0x50c/0x770 [ 39.192260] softirqs last disabled at (1835): [] __irq_exit_rcu+0xc4/0x100 [ 39.193551] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.527978] ------------[ cut here ]------------ [ 42.528897] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.530912] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.532402] Modules linked in: [ 42.533032] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.535269] Tainted: [W]=WARN [ 42.535945] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.537465] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.538344] 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 [ 42.541736] RSP: 0018:ffff88801d0c7bc0 EFLAGS: 00010286 [ 42.542885] RAX: 0000000000000000 RBX: ffffed1003a18f78 RCX: ffffffff813a4050 [ 42.544165] RDX: ffff888018630000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.545433] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a18f2f [ 42.546763] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.548066] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d0c7df8 [ 42.549796] FS: 00007fca106fe900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.551261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.552339] CR2: 00007fff51503ef8 CR3: 000000000a1e2000 CR4: 0000000000350ef0 [ 42.553621] Call Trace: [ 42.554102] [ 42.554565] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.555429] ? __create_object+0x59/0x80 [ 42.556223] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.557206] __vmalloc_noprof+0x59/0x60 [ 42.557991] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.558878] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.559827] bpf_prog_alloc+0x39/0x200 [ 42.560577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.561518] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.562407] do_seccomp+0x349/0x25e0 [ 42.563138] ? find_held_lock+0x2b/0x80 [ 42.563905] ? do_prlimit+0x310/0x610 [ 42.564666] ? __pfx_do_seccomp+0x10/0x10 [ 42.565422] ? do_raw_spin_unlock+0x53/0x220 [ 42.566262] ? _raw_spin_unlock+0x1e/0x40 [ 42.567044] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.568012] ? static_key_count+0x60/0x80 [ 42.568823] prctl_set_seccomp+0x4e/0x70 [ 42.569612] __do_sys_prctl+0xe6c/0x1d70 [ 42.570368] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.571231] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.572187] ? irqentry_exit+0xf3/0x650 [ 42.572958] do_syscall_64+0xbf/0x430 [ 42.573723] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.574708] RIP: 0033:0x7fca10bf05cd [ 42.575374] 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 [ 42.578591] RSP: 002b:00007fff515026d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.579965] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fca10bf05cd [ 42.581251] RDX: 0000562f4c80ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.582548] RBP: 00007fff51502730 R08: 0000000000000000 R09: 00007fff51501dd0 [ 42.583842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562f55d10bf0 [ 42.585144] R13: 00007fff51502b60 R14: 0000562f55d1a380 R15: 0000562f55d25460 [ 42.586477] [ 42.586914] irq event stamp: 1845 [ 42.587571] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 42.589112] hardirqs last disabled at (1874): [] __up_console_sem+0x5d/0x80 [ 42.590651] softirqs last enabled at (1872): [] handle_softirqs+0x50c/0x770 [ 42.592215] softirqs last disabled at (1863): [] __irq_exit_rcu+0xc4/0x100 [ 42.593742] ---[ end trace 0000000000000000 ]--- [ 43.372925] ------------[ cut here ]------------ [ 43.373911] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.376120] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.377741] Modules linked in: [ 43.378400] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.380634] Tainted: [W]=WARN [ 43.381241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.382845] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.383848] 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 [ 43.387303] RSP: 0018:ffff88801471fbc0 EFLAGS: 00010286 [ 43.388372] RAX: 0000000000000000 RBX: ffffed10028e3f78 RCX: ffffffff813a4050 [ 43.389765] RDX: ffff888018595340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.391194] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028e3f2f [ 43.392609] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.394022] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801471fdf8 [ 43.395469] FS: 00007f3d6bd29900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.397036] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.398227] CR2: 00007ffceebd5ef8 CR3: 000000000a1a3000 CR4: 0000000000350ef0 [ 43.399627] Call Trace: [ 43.400130] [ 43.400643] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.401622] ? __create_object+0x59/0x80 [ 43.402507] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.403568] __vmalloc_noprof+0x59/0x60 [ 43.404346] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.405297] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.406336] bpf_prog_alloc+0x39/0x200 [ 43.407148] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.408168] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.409140] do_seccomp+0x349/0x25e0 [ 43.409926] ? find_held_lock+0x2b/0x80 [ 43.410793] ? do_prlimit+0x310/0x610 [ 43.411626] ? __pfx_do_seccomp+0x10/0x10 [ 43.412427] ? do_raw_spin_unlock+0x53/0x220 [ 43.413346] ? _raw_spin_unlock+0x1e/0x40 [ 43.414223] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.415284] ? static_key_count+0x60/0x80 [ 43.416169] prctl_set_seccomp+0x4e/0x70 [ 43.417023] __do_sys_prctl+0xe6c/0x1d70 [ 43.417886] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.418851] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.419917] ? irqentry_exit+0xf3/0x650 [ 43.420778] do_syscall_64+0xbf/0x430 [ 43.421581] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.422664] RIP: 0033:0x7f3d6c21b5cd [ 43.423378] 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 [ 43.426817] RSP: 002b:00007ffceebd3760 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.428315] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d6c21b5cd [ 43.429763] RDX: 0000561b977b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.431189] RBP: 00007ffceebd37c0 R08: 0000000000000000 R09: 00007ffceebd2e60 [ 43.432574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561b97b29ad0 [ 43.433983] R13: 00007ffceebd3bf0 R14: 0000561b97b2abc0 R15: 0000561b97b3b780 [ 43.435417] [ 43.435904] irq event stamp: 1757 [ 43.436605] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 43.438324] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 43.439678] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 43.441059] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 43.442420] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19766' (ECDSA) to the list of known hosts. 2025/11/17 16:57:12 fuzzer started 2025/11/17 16:57:13 dialing manager at localhost:37895 2025/11/17 16:57:13 checking machine... 2025/11/17 16:57:13 checking revisions... [ 44.338894] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:57:13 testing simple program... [ 44.422595] cgroup: Unknown subsys name 'net' [ 44.476548] cgroup: Unknown subsys name 'cpuset' [ 44.492183] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:57:12 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88800f1ef728 R8 =0000000000000001 R9 =ffff88800f1ef830 R10=000000000003c9ed R11=0000000000026761 R12=ffffffff8135e7a2 R13=ffff88800f1ef838 R14=ffff88800f1ef9e0 R15=ffff88800f1ef7f0 RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] 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 00007f7c0f629900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fca10cb5618 CR3=000000000e503000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=96f062b859b7626800000000000ae988 XMM05=2fae0b331f36dee2000000000031ffe0 XMM06=d96330e2d2db8632000000000031e410 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888009252940 RCX=ffffffff84c53f8d RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000000 RBP=0000000000000000 RSP=ffff88801714fa60 R8 =0000000000000001 R9 =0000000000000000 R10=ffff888009252942 R11=0000000000000001 R12=ffff888009252942 R13=dffffc0000000000 R14=ffff88801714fae8 R15=0000000000000000 RIP=ffffffff81751682 RFL=00000246 [---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 00007fca106fe900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff514fc000 CR3=000000000df7a000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000