[ 46.218771] ------------[ cut here ]------------ [ 46.219436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.220866] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.221885] Modules linked in: [ 46.222328] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.223730] Tainted: [W]=WARN [ 46.224168] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.225225] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.225848] 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 [ 46.228163] RSP: 0018:ffff8880163efbc0 EFLAGS: 00010286 [ 46.228822] RAX: 0000000000000000 RBX: ffffed1002c7df78 RCX: ffffffff813a4050 [ 46.229733] RDX: ffff888015a18000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.230648] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c7df2f [ 46.231560] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.232484] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880163efdf8 [ 46.233398] FS: 00007f2541c09900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.234423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.235182] CR2: 00007ffd0993eef7 CR3: 000000001c810000 CR4: 0000000000350ef0 [ 46.236067] Call Trace: [ 46.236430] [ 46.236726] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.237350] ? __create_object+0x59/0x80 [ 46.237865] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.238542] __vmalloc_noprof+0x59/0x60 [ 46.239045] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.239657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.240315] bpf_prog_alloc+0x39/0x200 [ 46.240800] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.241441] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.242039] do_seccomp+0x349/0x25e0 [ 46.242541] ? find_held_lock+0x2b/0x80 [ 46.243042] ? do_prlimit+0x310/0x610 [ 46.243559] ? __pfx_do_seccomp+0x10/0x10 [ 46.244083] ? do_raw_spin_unlock+0x53/0x220 [ 46.244661] ? _raw_spin_unlock+0x1e/0x40 [ 46.245210] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.245851] ? static_key_count+0x60/0x80 [ 46.246411] prctl_set_seccomp+0x4e/0x70 [ 46.246926] __do_sys_prctl+0xe6c/0x1d70 [ 46.247473] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.248053] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.248762] ? irqentry_exit+0xf3/0x650 [ 46.249302] do_syscall_64+0xbf/0x430 [ 46.249801] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.250471] RIP: 0033:0x7f25420fb5cd [ 46.250933] 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 [ 46.253153] RSP: 002b:00007ffd0993d650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.254106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25420fb5cd [ 46.255033] RDX: 000055887d2d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.255950] RBP: 00007ffd0993d6b0 R08: 0000000000000000 R09: 00007ffd0993cd50 [ 46.256866] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588b83e5ad0 [ 46.257777] R13: 00007ffd0993dae0 R14: 00005588b83e6bc0 R15: 00005588b83f7780 [ 46.258705] [ 46.259012] irq event stamp: 1671 [ 46.259473] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80 [ 46.260556] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80 [ 46.261624] softirqs last enabled at (1174): [] handle_softirqs+0x50c/0x770 [ 46.262707] softirqs last disabled at (1153): [] __irq_exit_rcu+0xc4/0x100 [ 46.263764] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.741610] ------------[ cut here ]------------ [ 49.742552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.744497] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.745971] Modules linked in: [ 49.746595] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.748778] Tainted: [W]=WARN [ 49.749626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.751108] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.752021] 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 [ 49.755176] RSP: 0018:ffff88800d147bc0 EFLAGS: 00010286 [ 49.756125] RAX: 0000000000000000 RBX: ffffed1001a28f78 RCX: ffffffff813a4050 [ 49.757423] RDX: ffff88801ac9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.758710] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001a28f2f [ 49.759985] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.761242] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d147df8 [ 49.762544] FS: 00007f2cd3ee7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.763982] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.765018] CR2: 00007fffa0ef6ef7 CR3: 000000000b74e000 CR4: 0000000000350ef0 [ 49.766305] Call Trace: [ 49.766763] [ 49.767219] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.768065] ? __create_object+0x59/0x80 [ 49.768828] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.769787] __vmalloc_noprof+0x59/0x60 [ 49.770558] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.771426] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.772366] bpf_prog_alloc+0x39/0x200 [ 49.773055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.773997] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.774967] do_seccomp+0x349/0x25e0 [ 49.775767] ? find_held_lock+0x2b/0x80 [ 49.776553] ? do_prlimit+0x310/0x610 [ 49.777290] ? __pfx_do_seccomp+0x10/0x10 [ 49.778052] ? do_raw_spin_unlock+0x53/0x220 [ 49.778888] ? _raw_spin_unlock+0x1e/0x40 [ 49.779660] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.780622] ? static_key_count+0x60/0x80 [ 49.781409] prctl_set_seccomp+0x4e/0x70 [ 49.782193] __do_sys_prctl+0xe6c/0x1d70 [ 49.782920] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.783769] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.784745] ? irqentry_exit+0xf3/0x650 [ 49.785557] do_syscall_64+0xbf/0x430 [ 49.786350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.787292] RIP: 0033:0x7f2cd43d95cd [ 49.787979] 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 [ 49.791168] RSP: 002b:00007fffa0ef5320 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.792561] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cd43d95cd [ 49.793823] RDX: 00005591ce8c5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.795182] RBP: 00007fffa0ef5380 R08: 0000000000000000 R09: 00007fffa0ef4a20 [ 49.796679] R10: 0000000000000000 R11: 0000000000000246 R12: 00005591d5ea1b10 [ 49.798045] R13: 00007fffa0ef57b0 R14: 00005591d5ea22b0 R15: 00005591d5eb66f0 [ 49.799349] [ 49.799763] irq event stamp: 1891 [ 49.800350] hardirqs last enabled at (1901): [] __up_console_sem+0x78/0x80 [ 49.801305] hardirqs last disabled at (1910): [] __up_console_sem+0x5d/0x80 [ 49.802285] softirqs last enabled at (1830): [] handle_softirqs+0x50c/0x770 [ 49.803260] softirqs last disabled at (1825): [] __irq_exit_rcu+0xc4/0x100 [ 49.804238] ---[ end trace 0000000000000000 ]--- [ 50.526892] ------------[ cut here ]------------ [ 50.527737] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.530029] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.531387] Modules linked in: [ 50.531942] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.533850] Tainted: [W]=WARN [ 50.534409] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.535765] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.536617] 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 [ 50.539590] RSP: 0018:ffff8880160c7bc0 EFLAGS: 00010286 [ 50.540530] RAX: 0000000000000000 RBX: ffffed1002c18f78 RCX: ffffffff813a4050 [ 50.541753] RDX: ffff88800d0a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.542941] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c18f2f [ 50.544152] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.545370] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160c7df8 [ 50.546562] FS: 00007f01a067b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.547904] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.548899] CR2: 00007fffff3bfef7 CR3: 000000000d0e5000 CR4: 0000000000350ef0 [ 50.550163] Call Trace: [ 50.550593] [ 50.550971] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.551796] ? __create_object+0x59/0x80 [ 50.552549] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.553467] __vmalloc_noprof+0x59/0x60 [ 50.554226] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.555011] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.555911] bpf_prog_alloc+0x39/0x200 [ 50.556623] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.557498] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.558397] do_seccomp+0x349/0x25e0 [ 50.559067] ? find_held_lock+0x2b/0x80 [ 50.559805] ? do_prlimit+0x310/0x610 [ 50.560520] ? __pfx_do_seccomp+0x10/0x10 [ 50.561268] ? do_raw_spin_unlock+0x53/0x220 [ 50.562039] ? _raw_spin_unlock+0x1e/0x40 [ 50.562785] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.563748] ? static_key_count+0x60/0x80 [ 50.564539] prctl_set_seccomp+0x4e/0x70 [ 50.565283] __do_sys_prctl+0xe6c/0x1d70 [ 50.565976] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.566790] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.567730] ? irqentry_exit+0xf3/0x650 [ 50.568485] do_syscall_64+0xbf/0x430 [ 50.569177] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.570036] RIP: 0033:0x7f01a0b6d5cd [ 50.570699] 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 [ 50.573792] RSP: 002b:00007fffff3bd410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.575159] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f01a0b6d5cd [ 50.576386] RDX: 000055a24748fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.577588] RBP: 00007fffff3bd470 R08: 0000000000000000 R09: 00007fffff3bcb10 [ 50.578800] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a277203ad0 [ 50.580072] R13: 00007fffff3bd8a0 R14: 000055a277204bc0 R15: 000055a277215780 [ 50.581302] [ 50.581702] irq event stamp: 1713 [ 50.582360] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 50.583843] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 50.585312] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 50.586767] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 50.588268] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11505' (ECDSA) to the list of known hosts. 2025/11/18 10:03:18 fuzzer started 2025/11/18 10:03:18 dialing manager at localhost:34383 2025/11/18 10:03:18 checking machine... 2025/11/18 10:03:18 checking revisions... [ 51.554114] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:03:18 testing simple program... [ 51.662032] cgroup: Unknown subsys name 'net' [ 51.717439] cgroup: Unknown subsys name 'cpuset' [ 51.732097] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:03:17 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff8880163ef190 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000092800 RIP=ffffffff815bd105 RFL=00000247 [---Z-PC] 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 00007f2cd3ee7900 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=00007f2cd3eac008 CR3=000000001fc90000 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=0000000000000000 RBX=ffff888015a57910 RCX=ffff888015a575b4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff8880158bdd98 RBP=ffff888015a50000 RSP=ffff888015a575d8 R8 =0000000000000001 R9 =ffff888015a576a0 R10=000000000003c9ed R11=0000000000023c4a R12=ffff888015a57901 R13=ffff888015a576a8 R14=ffff8880158bd340 R15=0000000000000001 RIP=ffffffff81529029 RFL=00000296 [--S-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 00007f7dfc81b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeed431618 CR3=000000000d7eb000 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=f1469cd7d8e3a62f00000000000ae988 XMM05=665d6a74ec44b09b00000000003213a8 XMM06=6f3aca622f592217000000000031fdd8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000