[ 39.189587] ------------[ cut here ]------------ [ 39.190481] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.192512] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.194183] Modules linked in: [ 39.194908] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.196892] Tainted: [W]=WARN [ 39.197457] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.198926] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.199846] 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 [ 39.203043] RSP: 0018:ffff888018b57bc0 EFLAGS: 00010286 [ 39.204004] RAX: 0000000000000000 RBX: ffffed100316af78 RCX: ffffffff813a4050 [ 39.205293] RDX: ffff8880170c1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.206579] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100316af2f [ 39.207872] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.209164] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b57df8 [ 39.210433] FS: 00007f694da64900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.211877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.212916] CR2: 00007f694df56580 CR3: 00000000166f1000 CR4: 0000000000350ef0 [ 39.214178] Call Trace: [ 39.214679] [ 39.215103] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.215991] ? __create_object+0x59/0x80 [ 39.216758] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.217715] __vmalloc_noprof+0x59/0x60 [ 39.218419] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.219287] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.220205] bpf_prog_alloc+0x39/0x200 [ 39.220935] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.221849] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.222751] do_seccomp+0x349/0x25e0 [ 39.223426] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.224324] ? __pfx_do_seccomp+0x10/0x10 [ 39.225116] ? find_held_lock+0x2b/0x80 [ 39.225871] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.226843] ? static_key_count+0x60/0x80 [ 39.227595] prctl_set_seccomp+0x4e/0x70 [ 39.228381] __do_sys_prctl+0xe6c/0x1d70 [ 39.229165] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.230023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.231005] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.231979] ? irqentry_exit+0xf3/0x650 [ 39.232743] do_syscall_64+0xbf/0x430 [ 39.233442] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.234403] RIP: 0033:0x7f694df565cd [ 39.235105] 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 [ 39.238263] RSP: 002b:00007ffc9ea91500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.239644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f694df565cd [ 39.240919] RDX: 0000564c3c574e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.242178] RBP: 00007ffc9ea91560 R08: 0000000000000000 R09: 00007ffc9ea90c00 [ 39.243431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c7a287ad0 [ 39.244501] R13: 00007ffc9ea91990 R14: 0000564c7a288bc0 R15: 0000564c7a299780 [ 39.245588] [ 39.245979] irq event stamp: 1847 [ 39.246484] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 39.247752] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 39.249013] softirqs last enabled at (1824): [] handle_softirqs+0x50c/0x770 [ 39.250293] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 39.251554] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.803583] ------------[ cut here ]------------ [ 42.804362] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.806059] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.807453] Modules linked in: [ 42.807990] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.809637] Tainted: [W]=WARN [ 42.810097] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.811338] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.812096] 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 [ 42.814727] RSP: 0018:ffff88801882fbc0 EFLAGS: 00010286 [ 42.815510] RAX: 0000000000000000 RBX: ffffed1003105f78 RCX: ffffffff813a4050 [ 42.816573] RDX: ffff88800f6b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.817638] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003105f2f [ 42.818693] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.819755] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801882fdf8 [ 42.820812] FS: 00007ff2b693f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.822019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.822913] CR2: 00007fff7a710ef7 CR3: 000000001fc0f000 CR4: 0000000000350ef0 [ 42.823990] Call Trace: [ 42.824380] [ 42.824749] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.825458] ? __create_object+0x59/0x80 [ 42.826115] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.826933] __vmalloc_noprof+0x59/0x60 [ 42.827524] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.828257] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.829028] bpf_prog_alloc+0x39/0x200 [ 42.829602] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.830381] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.831146] do_seccomp+0x349/0x25e0 [ 42.831739] ? find_held_lock+0x2b/0x80 [ 42.832333] ? do_prlimit+0x310/0x610 [ 42.832951] ? __pfx_do_seccomp+0x10/0x10 [ 42.833569] ? do_raw_spin_unlock+0x53/0x220 [ 42.834257] ? _raw_spin_unlock+0x1e/0x40 [ 42.834921] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.835730] ? static_key_count+0x60/0x80 [ 42.836362] prctl_set_seccomp+0x4e/0x70 [ 42.837009] __do_sys_prctl+0xe6c/0x1d70 [ 42.837667] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.838347] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.839176] ? irqentry_exit+0xf3/0x650 [ 42.839828] do_syscall_64+0xbf/0x430 [ 42.840429] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.841229] RIP: 0033:0x7ff2b6e315cd [ 42.841831] 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 [ 42.844515] RSP: 002b:00007fff7a70e860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.845662] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2b6e315cd [ 42.846732] RDX: 00005611fe95ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.847811] RBP: 00007fff7a70e8c0 R08: 0000000000000000 R09: 00007fff7a70df60 [ 42.848876] R10: 0000000000000000 R11: 0000000000000246 R12: 00005612274bbad0 [ 42.849946] R13: 00007fff7a70ecf0 R14: 00005612274bcbc0 R15: 00005612274cd780 [ 42.851036] [ 42.851389] irq event stamp: 1819 [ 42.851919] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 42.853210] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 42.854485] softirqs last enabled at (1844): [] handle_softirqs+0x50c/0x770 [ 42.855780] softirqs last disabled at (1837): [] __irq_exit_rcu+0xc4/0x100 [ 42.857036] ---[ end trace 0000000000000000 ]--- [ 43.701482] ------------[ cut here ]------------ [ 43.702253] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.703964] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.705166] Modules linked in: [ 43.705707] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.707375] Tainted: [W]=WARN [ 43.707879] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.709131] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.709906] 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 [ 43.712542] RSP: 0018:ffff88800f137bc0 EFLAGS: 00010286 [ 43.713356] RAX: 0000000000000000 RBX: ffffed1001e26f78 RCX: ffffffff813a4050 [ 43.714419] RDX: ffff8880165d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.715494] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e26f2f [ 43.716560] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.717639] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f137df8 [ 43.718710] FS: 00007fa39aeab900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.719922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.720801] CR2: 00007fa39b4114a6 CR3: 000000001fd56000 CR4: 0000000000350ef0 [ 43.721871] Call Trace: [ 43.722257] [ 43.722596] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.723373] ? __create_object+0x59/0x80 [ 43.724029] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.724826] __vmalloc_noprof+0x59/0x60 [ 43.725413] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.726130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.726914] bpf_prog_alloc+0x39/0x200 [ 43.727486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.728257] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.729005] do_seccomp+0x349/0x25e0 [ 43.729565] ? find_held_lock+0x2b/0x80 [ 43.730204] ? do_prlimit+0x310/0x610 [ 43.730821] ? __pfx_do_seccomp+0x10/0x10 [ 43.731447] ? do_raw_spin_unlock+0x53/0x220 [ 43.732145] ? _raw_spin_unlock+0x1e/0x40 [ 43.732803] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.733566] ? static_key_count+0x60/0x80 [ 43.734228] prctl_set_seccomp+0x4e/0x70 [ 43.734882] __do_sys_prctl+0xe6c/0x1d70 [ 43.735496] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.736202] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.736996] ? irqentry_exit+0xf3/0x650 [ 43.737589] do_syscall_64+0xbf/0x430 [ 43.738204] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.739000] RIP: 0033:0x7fa39b39d5cd [ 43.739543] 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 [ 43.742167] RSP: 002b:00007fff1df8cfb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.743311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa39b39d5cd [ 43.744371] RDX: 0000559ee67f7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.745433] RBP: 00007fff1df8d010 R08: 0000000000000000 R09: 00007fff1df8c6b0 [ 43.746494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f2534bad0 [ 43.747562] R13: 00007fff1df8d440 R14: 0000559f2534cbc0 R15: 0000559f2535d780 [ 43.748653] [ 43.749009] irq event stamp: 1721 [ 43.749508] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 43.750773] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 43.752059] softirqs last enabled at (1264): [] handle_softirqs+0x50c/0x770 [ 43.753341] softirqs last disabled at (1253): [] __irq_exit_rcu+0xc4/0x100 [ 43.754602] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41807' (ECDSA) to the list of known hosts. 2025/11/17 14:47:11 fuzzer started 2025/11/17 14:47:11 dialing manager at localhost:37895 2025/11/17 14:47:11 checking machine... 2025/11/17 14:47:11 checking revisions... [ 44.634692] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:47:11 testing simple program... [ 44.725134] cgroup: Unknown subsys name 'net' [ 44.788029] cgroup: Unknown subsys name 'cpuset' [ 44.801339] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:47:10 Registers: info registers vcpu 0 RAX=00000000000000c4 RBX=ffff8880165db780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff8880165dc250 RDI=ffff8880165dc228 RBP=ffff8880165dc1d8 RSP=ffff88806ce08890 R8 =0000000000000003 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880165dc250 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000003 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0c5f8d0260 CR3=000000001fd1a000 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=756e696c2d34365f3638782f62696c2f XMM01=382d326572637062696c2f756e672d78 XMM02=00302e6f732e382d326572637062696c XMM03=2f756e672d78756e696c2d34365f3638 XMM04=00000000000000000000000000000000 XMM05=00007f0c5fd33f6000007f0c5fb16f30 XMM06=00007f0c5fb16a2000007f0c5fb16510 XMM07=00007f0c5fb1600000007f0c5fd34a20 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff8135e4a9 RBX=0000000000000001 RCX=ffff888009757794 RDX=0000000000000000 RSI=ffffffff8146197d RDI=ffff8880096fbb7c RBP=ffff888009757898 RSP=ffff8880097577c8 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000897b R12=0000000000000000 R13=ffff888009757888 R14=ffff8880096fb780 R15=ffff888009757840 RIP=ffffffff8135e4aa 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005612274e0768 CR3=000000001e3c8000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000