[ 39.405253] ------------[ cut here ]------------ [ 39.406179] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.408290] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 39.409750] Modules linked in: [ 39.410386] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.412407] Tainted: [W]=WARN [ 39.412976] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.414656] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.415815] 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 [ 39.419027] RSP: 0018:ffff888019c57bc0 EFLAGS: 00010286 [ 39.420013] RAX: 0000000000000000 RBX: ffffed100338af78 RCX: ffffffff813a4050 [ 39.421312] RDX: ffff888016343780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.422613] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338af2f [ 39.423919] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.425226] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c57df8 [ 39.426515] FS: 00007f17cd6ac900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.427951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.429035] CR2: 00007ffd97cd6ef7 CR3: 000000000c35a000 CR4: 0000000000350ef0 [ 39.430328] Call Trace: [ 39.430801] [ 39.431263] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.432190] ? __create_object+0x59/0x80 [ 39.432957] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.433937] __vmalloc_noprof+0x59/0x60 [ 39.434709] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.435600] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.436550] bpf_prog_alloc+0x39/0x200 [ 39.437312] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.438273] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.439190] do_seccomp+0x349/0x25e0 [ 39.439891] ? find_held_lock+0x2b/0x80 [ 39.440656] ? do_prlimit+0x310/0x610 [ 39.441418] ? __pfx_do_seccomp+0x10/0x10 [ 39.442217] ? do_raw_spin_unlock+0x53/0x220 [ 39.443018] ? _raw_spin_unlock+0x1e/0x40 [ 39.443810] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.444800] ? static_key_count+0x60/0x80 [ 39.445617] prctl_set_seccomp+0x4e/0x70 [ 39.446410] __do_sys_prctl+0xe6c/0x1d70 [ 39.447204] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.448035] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.449008] ? irqentry_exit+0xf3/0x650 [ 39.449777] do_syscall_64+0xbf/0x430 [ 39.450527] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.451483] RIP: 0033:0x7f17cdb9e5cd [ 39.452202] 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 [ 39.455407] RSP: 002b:00007ffd97cd5800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.456790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17cdb9e5cd [ 39.458088] RDX: 000055d44460ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.459378] RBP: 00007ffd97cd5860 R08: 0000000000000000 R09: 00007ffd97cd4f00 [ 39.460682] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d459cf3ad0 [ 39.461783] R13: 00007ffd97cd5c90 R14: 000055d459cf4bc0 R15: 000055d459d05780 [ 39.462913] [ 39.463318] irq event stamp: 2049 [ 39.463830] hardirqs last enabled at (2057): [] __up_console_sem+0x78/0x80 [ 39.465146] hardirqs last disabled at (2068): [] __up_console_sem+0x5d/0x80 [ 39.466411] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 39.467699] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 39.469015] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.100946] ------------[ cut here ]------------ [ 43.101921] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.104280] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/245 [ 43.105815] Modules linked in: [ 43.106452] CPU: 0 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.108459] Tainted: [W]=WARN [ 43.109015] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.110479] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.111405] 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 [ 43.114631] RSP: 0018:ffff888016957bc0 EFLAGS: 00010286 [ 43.115618] RAX: 0000000000000000 RBX: ffffed1002d2af78 RCX: ffffffff813a4050 [ 43.116937] RDX: ffff888013f15340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.118220] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d2af2f [ 43.119505] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.120814] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016957df8 [ 43.122106] FS: 00007f9775bb6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.123565] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.124631] CR2: 00007f97760a8580 CR3: 000000000da03000 CR4: 0000000000350ef0 [ 43.125930] Call Trace: [ 43.126438] [ 43.126862] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.127773] ? __create_object+0x59/0x80 [ 43.128559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.129527] __vmalloc_noprof+0x59/0x60 [ 43.130291] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.131191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.132113] bpf_prog_alloc+0x39/0x200 [ 43.132864] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.133810] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.134732] do_seccomp+0x349/0x25e0 [ 43.135453] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.136374] ? __pfx_do_seccomp+0x10/0x10 [ 43.137177] ? find_held_lock+0x2b/0x80 [ 43.137904] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.138874] ? static_key_count+0x60/0x80 [ 43.139686] prctl_set_seccomp+0x4e/0x70 [ 43.140495] __do_sys_prctl+0xe6c/0x1d70 [ 43.141282] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.142110] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.143083] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.144082] ? irqentry_exit+0xf3/0x650 [ 43.144867] do_syscall_64+0xbf/0x430 [ 43.145621] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.146592] RIP: 0033:0x7f97760a85cd [ 43.147308] 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 [ 43.150501] RSP: 002b:00007ffd5e8c7e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.151880] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97760a85cd [ 43.153217] RDX: 000055ba5ff36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.154518] RBP: 00007ffd5e8c7e90 R08: 0000000000000000 R09: 00007ffd5e8c7530 [ 43.155791] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba96c93240 [ 43.157104] R13: 00007ffd5e8c82c0 R14: 000055ba96c92bf0 R15: 000055ba96ca74d0 [ 43.158420] [ 43.158846] irq event stamp: 1751 [ 43.159485] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 43.161024] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 43.162547] softirqs last enabled at (1312): [] handle_softirqs+0x50c/0x770 [ 43.164100] softirqs last disabled at (1307): [] __irq_exit_rcu+0xc4/0x100 [ 43.165622] ---[ end trace 0000000000000000 ]--- [ 43.993093] ------------[ cut here ]------------ [ 43.993865] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.995577] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/252 [ 43.996846] Modules linked in: [ 43.997404] CPU: 0 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.999070] Tainted: [W]=WARN [ 43.999566] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.000809] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.001601] 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 [ 44.004333] RSP: 0018:ffff888016947bc0 EFLAGS: 00010286 [ 44.005195] RAX: 0000000000000000 RBX: ffffed1002d28f78 RCX: ffffffff813a4050 [ 44.006298] RDX: ffff888013f10000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.007386] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d28f2f [ 44.008490] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.009592] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016947df8 [ 44.010694] FS: 00007f0a1e118900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 44.011924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.012824] CR2: 00007ffd3f9cfef7 CR3: 000000002014e000 CR4: 0000000000350ef0 [ 44.013932] Call Trace: [ 44.014405] [ 44.014752] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.015496] ? __create_object+0x59/0x80 [ 44.016112] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.016926] __vmalloc_noprof+0x59/0x60 [ 44.017578] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.018312] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.019070] bpf_prog_alloc+0x39/0x200 [ 44.019684] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.020469] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.021223] do_seccomp+0x349/0x25e0 [ 44.021780] ? find_held_lock+0x2b/0x80 [ 44.022411] ? do_prlimit+0x310/0x610 [ 44.022992] ? __pfx_do_seccomp+0x10/0x10 [ 44.023633] ? do_raw_spin_unlock+0x53/0x220 [ 44.024340] ? _raw_spin_unlock+0x1e/0x40 [ 44.024947] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.025750] ? static_key_count+0x60/0x80 [ 44.026401] prctl_set_seccomp+0x4e/0x70 [ 44.027003] __do_sys_prctl+0xe6c/0x1d70 [ 44.027658] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.028376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.029183] ? irqentry_exit+0xf3/0x650 [ 44.029774] do_syscall_64+0xbf/0x430 [ 44.030379] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.031177] RIP: 0033:0x7f0a1e60a5cd [ 44.031717] 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 [ 44.034344] RSP: 002b:00007ffd3f9cdd80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.035469] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a1e60a5cd [ 44.036553] RDX: 0000559321f2de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.037626] RBP: 00007ffd3f9cdde0 R08: 0000000000000000 R09: 00007ffd3f9cd480 [ 44.038690] R10: 0000000000000000 R11: 0000000000000246 R12: 000055934848cad0 [ 44.039761] R13: 00007ffd3f9ce210 R14: 000055934848dbc0 R15: 000055934849e780 [ 44.040855] [ 44.041252] irq event stamp: 1699 [ 44.041752] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 44.043014] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 44.044299] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 44.045578] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 44.046827] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39055' (ECDSA) to the list of known hosts. 2025/11/18 04:24:55 fuzzer started 2025/11/18 04:24:56 dialing manager at localhost:37895 2025/11/18 04:24:56 checking machine... 2025/11/18 04:24:56 checking revisions... [ 44.988730] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:24:56 testing simple program... [ 45.082401] cgroup: Unknown subsys name 'net' [ 45.152354] cgroup: Unknown subsys name 'cpuset' [ 45.175692] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:24:55 Registers: info registers vcpu 0 RAX=00000000000000c4 RBX=ffff88800f290000 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88800f290aa8 RDI=ffff88800f290a80 RBP=ffff88800f290a58 RSP=ffff88806ce088c0 R8 =0000000000000002 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88800f290aa8 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000002 RIP=ffffffff815228f3 RFL=00000003 [------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 00007f3d63979900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffe4e9d9e8 CR3=0000000009c03000 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=cb0a1ac548edbfab00000000000ae988 XMM05=74de5bd975cbce8b00000000003214f0 XMM06=e1bcd410fb3842e60000000000320638 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000002 RBX=ffff888013f11bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888013f12640 RDI=ffff888013f12618 RBP=ffff888013f12618 RSP=ffff8880179cefd0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888013f12640 R13=b04b00d8a5b847a2 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527a56 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 00007f9775bb6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f977616d618 CR3=000000002014b000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000