[ 46.123696] ------------[ cut here ]------------ [ 46.124788] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.127161] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.128841] Modules linked in: [ 46.129582] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.131907] Tainted: [W]=WARN [ 46.132606] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.134324] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.135434] 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 [ 46.139122] RSP: 0018:ffff88801669fbc0 EFLAGS: 00010286 [ 46.140244] RAX: 0000000000000000 RBX: ffffed1002cd3f78 RCX: ffffffff813a4050 [ 46.141731] RDX: ffff8880164e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.143238] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd3f2f [ 46.144723] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.146251] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801669fdf8 [ 46.147735] FS: 00007f2fd7ba7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.149412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.150506] CR2: 00007fff804abef7 CR3: 000000000c367000 CR4: 0000000000350ef0 [ 46.151767] Call Trace: [ 46.152215] [ 46.152666] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.153552] ? __create_object+0x59/0x80 [ 46.154291] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.155255] __vmalloc_noprof+0x59/0x60 [ 46.155983] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.156841] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.157757] bpf_prog_alloc+0x39/0x200 [ 46.158500] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.159575] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.160627] do_seccomp+0x349/0x25e0 [ 46.161463] ? find_held_lock+0x2b/0x80 [ 46.162293] ? do_prlimit+0x310/0x610 [ 46.163148] ? __pfx_do_seccomp+0x10/0x10 [ 46.164067] ? do_raw_spin_unlock+0x53/0x220 [ 46.165027] ? _raw_spin_unlock+0x1e/0x40 [ 46.165948] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.167084] ? static_key_count+0x60/0x80 [ 46.168027] prctl_set_seccomp+0x4e/0x70 [ 46.168926] __do_sys_prctl+0xe6c/0x1d70 [ 46.169843] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.170878] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.171947] ? irqentry_exit+0xf3/0x650 [ 46.172802] do_syscall_64+0xbf/0x430 [ 46.173661] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.174774] RIP: 0033:0x7f2fd80995cd [ 46.175551] 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 [ 46.179056] RSP: 002b:00007fff804a9b00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.180565] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2fd80995cd [ 46.181992] RDX: 00005563b39dfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.183427] RBP: 00007fff804a9b60 R08: 0000000000000000 R09: 00007fff804a9200 [ 46.184855] R10: 0000000000000000 R11: 0000000000000246 R12: 00005563e01c9ad0 [ 46.186304] R13: 00007fff804a9f90 R14: 00005563e01cabc0 R15: 00005563e01db780 [ 46.187505] [ 46.187888] irq event stamp: 1759 [ 46.188459] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 46.189816] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 46.191192] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 46.192578] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 46.193943] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.380783] ------------[ cut here ]------------ [ 49.381748] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.383832] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.385323] Modules linked in: [ 49.385959] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.387954] Tainted: [W]=WARN [ 49.388554] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.390027] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.390933] 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 [ 49.394115] RSP: 0018:ffff88800ac27bc0 EFLAGS: 00010286 [ 49.395101] RAX: 0000000000000000 RBX: ffffed1001584f78 RCX: ffffffff813a4050 [ 49.396391] RDX: ffff88801846b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.397683] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001584f2f [ 49.398978] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.400249] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ac27df8 [ 49.401544] FS: 00007f83998bc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.402998] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.404054] CR2: 00007fffe85b5ef7 CR3: 000000000be24000 CR4: 0000000000350ef0 [ 49.405372] Call Trace: [ 49.405838] [ 49.406265] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.407154] ? __create_object+0x59/0x80 [ 49.407938] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.408898] __vmalloc_noprof+0x59/0x60 [ 49.409657] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.410543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.411474] bpf_prog_alloc+0x39/0x200 [ 49.412163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.413085] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.413990] do_seccomp+0x349/0x25e0 [ 49.414710] ? find_held_lock+0x2b/0x80 [ 49.415487] ? do_prlimit+0x310/0x610 [ 49.416183] ? __pfx_do_seccomp+0x10/0x10 [ 49.416990] ? do_raw_spin_unlock+0x53/0x220 [ 49.417824] ? _raw_spin_unlock+0x1e/0x40 [ 49.418634] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.419619] ? static_key_count+0x60/0x80 [ 49.420434] prctl_set_seccomp+0x4e/0x70 [ 49.421179] __do_sys_prctl+0xe6c/0x1d70 [ 49.421995] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.422872] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.423862] ? irqentry_exit+0xf3/0x650 [ 49.424640] do_syscall_64+0xbf/0x430 [ 49.425393] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.426327] RIP: 0033:0x7f8399dae5cd [ 49.427048] 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 [ 49.430288] RSP: 002b:00007fffe85b3b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.431674] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8399dae5cd [ 49.432976] RDX: 0000561f65359e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.434306] RBP: 00007fffe85b3b90 R08: 0000000000000000 R09: 00007fffe85b3230 [ 49.435613] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561fa26afbf0 [ 49.436926] R13: 00007fffe85b3fc0 R14: 0000561fa26b9380 R15: 0000561fa26c4460 [ 49.438269] [ 49.438746] irq event stamp: 1773 [ 49.439411] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 49.440974] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 49.442550] softirqs last enabled at (1404): [] handle_softirqs+0x50c/0x770 [ 49.444126] softirqs last disabled at (1399): [] __irq_exit_rcu+0xc4/0x100 [ 49.445676] ---[ end trace 0000000000000000 ]--- [ 50.197860] ------------[ cut here ]------------ [ 50.198854] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.201002] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.202769] Modules linked in: [ 50.203503] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.205621] Tainted: [W]=WARN [ 50.206221] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.207779] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.208757] 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 [ 50.212150] RSP: 0018:ffff888019c77bc0 EFLAGS: 00010286 [ 50.213188] RAX: 0000000000000000 RBX: ffffed100338ef78 RCX: ffffffff813a4050 [ 50.214569] RDX: ffff888017b7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.215931] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338ef2f [ 50.217302] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.218689] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c77df8 [ 50.220078] FS: 00007f8981e1b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.221629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.222780] CR2: 00007ffda52a7ef7 CR3: 000000000cd38000 CR4: 0000000000350ef0 [ 50.224161] Call Trace: [ 50.224706] [ 50.225152] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.226132] ? __create_object+0x59/0x80 [ 50.226975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.228029] __vmalloc_noprof+0x59/0x60 [ 50.228853] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.229805] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.230838] bpf_prog_alloc+0x39/0x200 [ 50.231647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.232663] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.233645] do_seccomp+0x349/0x25e0 [ 50.234436] ? find_held_lock+0x2b/0x80 [ 50.235219] ? do_prlimit+0x310/0x610 [ 50.236030] ? __pfx_do_seccomp+0x10/0x10 [ 50.236888] ? do_raw_spin_unlock+0x53/0x220 [ 50.237809] ? _raw_spin_unlock+0x1e/0x40 [ 50.238682] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.239732] ? static_key_count+0x60/0x80 [ 50.240609] prctl_set_seccomp+0x4e/0x70 [ 50.241448] __do_sys_prctl+0xe6c/0x1d70 [ 50.242277] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.243217] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.244271] ? irqentry_exit+0xf3/0x650 [ 50.245105] do_syscall_64+0xbf/0x430 [ 50.245919] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.246977] RIP: 0033:0x7f898230d5cd [ 50.247752] 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 [ 50.251242] RSP: 002b:00007ffda52a6820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.252732] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f898230d5cd [ 50.254152] RDX: 0000560a6de91e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.255357] RBP: 00007ffda52a6880 R08: 0000000000000000 R09: 00007ffda52a5f20 [ 50.256558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560aa5a57ad0 [ 50.257761] R13: 00007ffda52a6cb0 R14: 0000560aa5a58bc0 R15: 0000560aa5a69780 [ 50.258993] [ 50.259423] irq event stamp: 1903 [ 50.259995] hardirqs last enabled at (1911): [] __up_console_sem+0x78/0x80 [ 50.261420] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 50.262863] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 50.264306] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 50.265751] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:6032' (ECDSA) to the list of known hosts. 2025/11/17 16:29:58 fuzzer started 2025/11/17 16:29:58 dialing manager at localhost:37895 2025/11/17 16:29:58 checking machine... 2025/11/17 16:29:58 checking revisions... [ 51.137829] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:29:58 testing simple program... [ 51.220754] cgroup: Unknown subsys name 'net' [ 51.278402] cgroup: Unknown subsys name 'cpuset' [ 51.290125] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:29:57 Registers: info registers vcpu 0 RAX=00000021c613a698 RBX=0000000000000000 RCX=00000000000006e0 RDX=0000000000000021 RSI=ffff88806ce23b00 RDI=00000000000505c3 RBP=ffff88806ce23b00 RSP=ffff88806ce08ed8 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000e6084 R11=0000000000000001 R12=00000000000505c3 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28500 RIP=ffffffff8132e865 RFL=00000017 [----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 00007f83998bc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f839989b020 CR3=000000001fcc2000 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 info registers vcpu 1 RAX=0000000080010002 RBX=0000000000000002 RCX=ffffffff8162b79c RDX=ffff888009643780 RSI=ffffffff8162b7a5 RDI=0000000000000005 RBP=0000000b9d8e7800 RSP=ffff88806cf08ea0 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=0000000000000002 R11=0000000000000001 R12=ffff88806cf28500 R13=ffff88806cf28e58 R14=0000000b9d8e7800 R15=dffffc0000000000 RIP=ffffffff8162b7a5 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc41391c78 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=00000000000000000000000000000000 XMM01=00007fe32666f5100000565015704790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000