[ 46.254610] ------------[ cut here ]------------ [ 46.255470] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.257570] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.259157] Modules linked in: [ 46.259743] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.261729] Tainted: [W]=WARN [ 46.262332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.263803] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.264697] 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 [ 46.267915] RSP: 0018:ffff88801721fbc0 EFLAGS: 00010286 [ 46.268852] RAX: 0000000000000000 RBX: ffffed1002e43f78 RCX: ffffffff813a4050 [ 46.270126] RDX: ffff88801607d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.271423] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e43f2f [ 46.272683] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.273952] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801721fdf8 [ 46.275233] FS: 00007fd51b053900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.276678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.277740] CR2: 00007fd51b545580 CR3: 000000000d724000 CR4: 0000000000350ef0 [ 46.279021] Call Trace: [ 46.279482] [ 46.279885] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.280771] ? __create_object+0x59/0x80 [ 46.281541] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.282527] __vmalloc_noprof+0x59/0x60 [ 46.283287] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.284145] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.285071] bpf_prog_alloc+0x39/0x200 [ 46.285751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.286679] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.287575] do_seccomp+0x349/0x25e0 [ 46.288273] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.289151] ? __pfx_do_seccomp+0x10/0x10 [ 46.289884] ? find_held_lock+0x2b/0x80 [ 46.290652] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.291605] ? static_key_count+0x60/0x80 [ 46.292395] prctl_set_seccomp+0x4e/0x70 [ 46.293167] __do_sys_prctl+0xe6c/0x1d70 [ 46.293946] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.294770] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.295736] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.296715] ? irqentry_exit+0xf3/0x650 [ 46.297489] do_syscall_64+0xbf/0x430 [ 46.298229] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.299188] RIP: 0033:0x7fd51b5455cd [ 46.299849] 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 [ 46.303042] RSP: 002b:00007ffc59002b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.304409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd51b5455cd [ 46.305670] RDX: 0000557754700e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.306965] RBP: 00007ffc59002bc0 R08: 0000000000000000 R09: 00007ffc59002260 [ 46.307759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557755b4e2b0 [ 46.308561] R13: 00007ffc59002ff0 R14: 0000557755b50d20 R15: 0000557755b628d0 [ 46.309378] [ 46.309646] irq event stamp: 1671 [ 46.310051] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80 [ 46.311009] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80 [ 46.311686] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 46.312395] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 46.313085] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.586418] ------------[ cut here ]------------ [ 49.587361] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.589357] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 49.590845] Modules linked in: [ 49.591478] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.593508] Tainted: [W]=WARN [ 49.594103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.595584] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.596505] 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 [ 49.599671] RSP: 0018:ffff88800e1d7bc0 EFLAGS: 00010286 [ 49.600657] RAX: 0000000000000000 RBX: ffffed1001c3af78 RCX: ffffffff813a4050 [ 49.601947] RDX: ffff88801607b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.603241] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c3af2f [ 49.604516] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.605814] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e1d7df8 [ 49.607114] FS: 00007fadd5f30900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.608558] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.609639] CR2: 00007ffeaf5a2ef7 CR3: 000000000d6c0000 CR4: 0000000000350ef0 [ 49.610972] Call Trace: [ 49.611437] [ 49.611853] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.612852] ? __create_object+0x59/0x80 [ 49.613643] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.614635] __vmalloc_noprof+0x59/0x60 [ 49.615406] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.616298] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.617256] bpf_prog_alloc+0x39/0x200 [ 49.618002] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.618950] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.619812] do_seccomp+0x349/0x25e0 [ 49.620519] ? find_held_lock+0x2b/0x80 [ 49.621262] ? do_prlimit+0x310/0x610 [ 49.622017] ? __pfx_do_seccomp+0x10/0x10 [ 49.622778] ? do_raw_spin_unlock+0x53/0x220 [ 49.623604] ? _raw_spin_unlock+0x1e/0x40 [ 49.624398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.625386] ? static_key_count+0x60/0x80 [ 49.626196] prctl_set_seccomp+0x4e/0x70 [ 49.626991] __do_sys_prctl+0xe6c/0x1d70 [ 49.627748] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.628612] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.629588] ? irqentry_exit+0xf3/0x650 [ 49.630368] do_syscall_64+0xbf/0x430 [ 49.631122] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.632080] RIP: 0033:0x7fadd64225cd [ 49.632733] 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 [ 49.635929] RSP: 002b:00007ffeaf5a1e90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.637308] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fadd64225cd [ 49.638609] RDX: 0000560583e09e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.639915] RBP: 00007ffeaf5a1ef0 R08: 0000000000000000 R09: 00007ffeaf5a1590 [ 49.641232] R10: 0000000000000000 R11: 0000000000000246 R12: 000056059b6c3bf0 [ 49.642553] R13: 00007ffeaf5a2320 R14: 000056059b6cd380 R15: 000056059b6d8460 [ 49.643857] [ 49.644325] irq event stamp: 1845 [ 49.644981] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 49.646511] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 49.648040] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 49.649587] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 49.651115] ---[ end trace 0000000000000000 ]--- [ 50.366071] ------------[ cut here ]------------ [ 50.367083] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.369070] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.370540] Modules linked in: [ 50.371166] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.373133] Tainted: [W]=WARN [ 50.373690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.375186] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.376096] 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 [ 50.379277] RSP: 0018:ffff888016b87bc0 EFLAGS: 00010286 [ 50.380269] RAX: 0000000000000000 RBX: ffffed1002d70f78 RCX: ffffffff813a4050 [ 50.381575] RDX: ffff888018b78000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.382913] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d70f2f [ 50.384192] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.385477] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b87df8 [ 50.386781] FS: 00007f4e77d55900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.388227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.389311] CR2: 00007f4e78247580 CR3: 000000000d75f000 CR4: 0000000000350ef0 [ 50.390623] Call Trace: [ 50.391119] [ 50.391539] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.392440] ? __create_object+0x59/0x80 [ 50.393245] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.394238] __vmalloc_noprof+0x59/0x60 [ 50.395009] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.395849] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.396787] bpf_prog_alloc+0x39/0x200 [ 50.397522] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.398463] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.399379] do_seccomp+0x349/0x25e0 [ 50.400105] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.401006] ? __pfx_do_seccomp+0x10/0x10 [ 50.401745] ? find_held_lock+0x2b/0x80 [ 50.402560] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.403519] ? static_key_count+0x60/0x80 [ 50.404318] prctl_set_seccomp+0x4e/0x70 [ 50.405100] __do_sys_prctl+0xe6c/0x1d70 [ 50.405846] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.406696] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.407666] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.408645] ? irqentry_exit+0xf3/0x650 [ 50.409412] do_syscall_64+0xbf/0x430 [ 50.410157] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.411136] RIP: 0033:0x7f4e782475cd [ 50.411795] 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 [ 50.414943] RSP: 002b:00007ffd9c1e38d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.416314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4e782475cd [ 50.417582] RDX: 00005634aa3e1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.418872] RBP: 00007ffd9c1e3930 R08: 0000000000000000 R09: 00007ffd9c1e2fd0 [ 50.420210] R10: 0000000000000000 R11: 0000000000000246 R12: 00005634de973ad0 [ 50.421509] R13: 00007ffd9c1e3d60 R14: 00005634de974bc0 R15: 00005634de985780 [ 50.422835] [ 50.423300] irq event stamp: 1761 [ 50.423961] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 50.425493] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 50.427013] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 50.428567] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 50.430083] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61738' (ECDSA) to the list of known hosts. 2025/11/18 13:11:55 fuzzer started 2025/11/18 13:11:56 dialing manager at localhost:34383 2025/11/18 13:11:56 checking machine... 2025/11/18 13:11:56 checking revisions... [ 51.348562] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:11:56 testing simple program... [ 51.445098] cgroup: Unknown subsys name 'net' [ 51.507809] cgroup: Unknown subsys name 'cpuset' [ 51.527831] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:11:55 Registers: info registers vcpu 0 RAX=0000000000000293 RBX=0000000000000000 RCX=ffffffff8191a95c RDX=ffff88800a4c1bc0 RSI=ffffffff8191a9a4 RDI=0000000000000001 RBP=ffffea00007719c0 RSP=ffff88800a576fe0 R8 =0000000000000000 R9 =fffff940000ee338 R10=0000000000000000 R11=0000000000000001 R12=0000000000000001 R13=ffff88801b6895a8 R14=ffffffffffffffff R15=ffff88800f1fe000 RIP=ffffffff8191a9a6 RFL=00000293 [--S-A-C] 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe4b9996c8 CR3=0000000005c8a000 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=6c8101e054cd304df34da763062d2c5b XMM01=20707fe4f80c56d32469cf045ef1ab89 XMM02=76d4def0da8a59ac56d28ecbe47bb644 XMM03=763fd8f33e248a3bc16fcd66804e0ba3 XMM04=0000000000000000000000007a86b2eb XMM05=0000000000000000112fc4040021d672 XMM06=000000000000000000000000112fc404 XMM07=112fc4040021d6727a86b2eb0021adac XMM08=c4000000f40000003a000000f8000000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=f31d76611402eebdf2596b609d8fd71d XMM11=923809cc33471f64de832d76268c2c1e XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=00000000000000000000000000001140 XMM15=00000000000000000000000000000040 info registers vcpu 1 RAX=0000000000000002 RBX=ffff88800a85fbc0 RCX=ffffffff84bf4e09 RDX=0000000000000000 RSI=ffff88800d14b780 RDI=ffff88800a85fa20 RBP=dffffc0000000000 RSP=ffff88800a85f980 R8 =0000000000000001 R9 =ffffed1001a29700 R10=0000000000000001 R11=0000000000000001 R12=ffff88800a85fbc0 R13=ffff88800a85fa20 R14=dffffc0000000000 R15=ffff88800d14b780 RIP=ffffffff84bec812 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 00007fadd5f30900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fadd5f0f020 CR3=000000000e328000 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