[ 39.492826] ------------[ cut here ]------------ [ 39.493757] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.495797] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.497262] Modules linked in: [ 39.497970] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.499959] Tainted: [W]=WARN [ 39.500527] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.501993] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.502903] 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 [ 39.506055] RSP: 0018:ffff88801823fbc0 EFLAGS: 00010286 [ 39.507017] RAX: 0000000000000000 RBX: ffffed1003047f78 RCX: ffffffff813a4050 [ 39.508299] RDX: ffff888016118000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.509582] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003047f2f [ 39.510857] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.512135] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801823fdf8 [ 39.513399] FS: 00007f10599cb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.514824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.515878] CR2: 00007ffc73288ef7 CR3: 000000000dd6c000 CR4: 0000000000350ef0 [ 39.517164] Call Trace: [ 39.517668] [ 39.518078] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.518966] ? __create_object+0x59/0x80 [ 39.519748] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.520731] __vmalloc_noprof+0x59/0x60 [ 39.521432] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.522305] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.523238] bpf_prog_alloc+0x39/0x200 [ 39.523983] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.524920] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.525817] do_seccomp+0x349/0x25e0 [ 39.526491] ? find_held_lock+0x2b/0x80 [ 39.527240] ? do_prlimit+0x310/0x610 [ 39.527974] ? __pfx_do_seccomp+0x10/0x10 [ 39.528759] ? do_raw_spin_unlock+0x53/0x220 [ 39.529548] ? _raw_spin_unlock+0x1e/0x40 [ 39.530329] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.531297] ? static_key_count+0x60/0x80 [ 39.532104] prctl_set_seccomp+0x4e/0x70 [ 39.532869] __do_sys_prctl+0xe6c/0x1d70 [ 39.533651] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.534456] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.535401] ? irqentry_exit+0xf3/0x650 [ 39.536163] do_syscall_64+0xbf/0x430 [ 39.536901] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.537849] RIP: 0033:0x7f1059ebd5cd [ 39.538505] 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 [ 39.541626] RSP: 002b:00007ffc73286530 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.542974] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1059ebd5cd [ 39.544251] RDX: 000055ede95c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.545520] RBP: 00007ffc73286590 R08: 0000000000000000 R09: 00007ffc73285c30 [ 39.546781] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee23ed92b0 [ 39.548058] R13: 00007ffc732869c0 R14: 000055ee23edbd20 R15: 000055ee23eed8d0 [ 39.549340] [ 39.549802] irq event stamp: 1725 [ 39.550405] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.551893] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.553400] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 39.554932] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 39.556436] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.725803] ------------[ cut here ]------------ [ 42.726739] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.728764] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.730257] Modules linked in: [ 42.731214] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.733357] Tainted: [W]=WARN [ 42.734011] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.735525] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.736535] 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 [ 42.739850] RSP: 0018:ffff8880198b7bc0 EFLAGS: 00010286 [ 42.740889] RAX: 0000000000000000 RBX: ffffed1003316f78 RCX: ffffffff813a4050 [ 42.742250] RDX: ffff88801682b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.743598] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003316f2f [ 42.744954] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.746289] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198b7df8 [ 42.747610] FS: 00007f447a717900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.748964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.749873] CR2: 00007ffc0b15eef7 CR3: 000000000d19b000 CR4: 0000000000350ef0 [ 42.750958] Call Trace: [ 42.751344] [ 42.751729] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.752468] ? __create_object+0x59/0x80 [ 42.753127] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.753943] __vmalloc_noprof+0x59/0x60 [ 42.754540] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.755279] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.756070] bpf_prog_alloc+0x39/0x200 [ 42.756681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.757420] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.758178] do_seccomp+0x349/0x25e0 [ 42.758783] ? find_held_lock+0x2b/0x80 [ 42.759383] ? do_prlimit+0x310/0x610 [ 42.760022] ? __pfx_do_seccomp+0x10/0x10 [ 42.760682] ? do_raw_spin_unlock+0x53/0x220 [ 42.761345] ? _raw_spin_unlock+0x1e/0x40 [ 42.761999] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.762832] ? static_key_count+0x60/0x80 [ 42.763460] prctl_set_seccomp+0x4e/0x70 [ 42.764119] __do_sys_prctl+0xe6c/0x1d70 [ 42.764826] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.765529] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.766352] ? irqentry_exit+0xf3/0x650 [ 42.766993] do_syscall_64+0xbf/0x430 [ 42.767602] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.768367] RIP: 0033:0x7f447ac095cd [ 42.768955] 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 [ 42.771609] RSP: 002b:00007ffc0b15dec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.772784] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f447ac095cd [ 42.773877] RDX: 000055e6f9b9ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.774992] RBP: 00007ffc0b15df20 R08: 0000000000000000 R09: 00007ffc0b15d5c0 [ 42.776075] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e737b17ad0 [ 42.777133] R13: 00007ffc0b15e350 R14: 000055e737b18bc0 R15: 000055e737b29780 [ 42.778220] [ 42.778613] irq event stamp: 1803 [ 42.779118] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 42.780411] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 42.781693] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 42.782974] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 42.784248] ---[ end trace 0000000000000000 ]--- [ 43.611919] ------------[ cut here ]------------ [ 43.612894] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.614856] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.616336] Modules linked in: [ 43.616968] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.618945] Tainted: [W]=WARN [ 43.619496] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.620963] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.621885] 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 [ 43.625094] RSP: 0018:ffff888017157bc0 EFLAGS: 00010286 [ 43.626097] RAX: 0000000000000000 RBX: ffffed1002e2af78 RCX: ffffffff813a4050 [ 43.627464] RDX: ffff8880165db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.628855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2af2f [ 43.630220] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.631512] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017157df8 [ 43.632815] FS: 00007f20fe0d5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.634246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.635298] CR2: 00007f20fe5c7580 CR3: 000000000d8a5000 CR4: 0000000000350ef0 [ 43.636612] Call Trace: [ 43.637077] [ 43.637490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.638386] ? __create_object+0x59/0x80 [ 43.639154] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.640150] __vmalloc_noprof+0x59/0x60 [ 43.640920] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.641780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.642702] bpf_prog_alloc+0x39/0x200 [ 43.643389] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.644317] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.645225] do_seccomp+0x349/0x25e0 [ 43.645941] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.646849] ? __pfx_do_seccomp+0x10/0x10 [ 43.647641] ? find_held_lock+0x2b/0x80 [ 43.648360] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.649325] ? static_key_count+0x60/0x80 [ 43.650120] prctl_set_seccomp+0x4e/0x70 [ 43.650925] __do_sys_prctl+0xe6c/0x1d70 [ 43.651777] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.652718] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.653745] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.654781] ? irqentry_exit+0xf3/0x650 [ 43.655617] do_syscall_64+0xbf/0x430 [ 43.656340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.657317] RIP: 0033:0x7f20fe5c75cd [ 43.658022] 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 [ 43.661191] RSP: 002b:00007fffe5052c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.662587] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20fe5c75cd [ 43.663862] RDX: 0000564b3b9c1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.665170] RBP: 00007fffe5052cf0 R08: 0000000000000000 R09: 00007fffe5052390 [ 43.666468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b43202bf0 [ 43.667751] R13: 00007fffe5053120 R14: 0000564b4320c380 R15: 0000564b43217460 [ 43.669054] [ 43.669490] irq event stamp: 1709 [ 43.670152] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 43.671658] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 43.673174] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 43.674713] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 43.676228] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18011' (ECDSA) to the list of known hosts. 2025/11/18 16:57:41 fuzzer started 2025/11/18 16:57:41 dialing manager at localhost:34383 2025/11/18 16:57:41 checking machine... 2025/11/18 16:57:41 checking revisions... [ 44.608041] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:57:41 testing simple program... [ 44.701156] cgroup: Unknown subsys name 'net' [ 44.769650] cgroup: Unknown subsys name 'cpuset' [ 44.787824] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:57:40 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880169a7cb8 RCX=0000000000000001 RDX=1ffff11002d34e9d RSI=ffff8880169a7c88 RDI=ffff8880169a74e8 RBP=0000000000000000 RSP=ffff8880169a7470 R8 =0000000000000001 R9 =ffff8880169a7520 R10=000000000003c9ed R11=000000000009a540 R12=ffff8880169a7540 R13=ffff8880169a7528 R14=ffff8880169a7c88 R15=ffff8880169a74e0 RIP=ffffffff8135fb9c 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 00007f447a717900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f447acce618 CR3=000000001f549000 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 info registers vcpu 1 RAX=0000000044df815e RBX=0000000054a9788b RCX=000000004d2faa1a RDX=000000000000000c RSI=ffff88800975799c RDI=000000000000000f RBP=0000000000000001 RSP=ffff888009757910 R8 =000000005028bc08 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000054b R12=0000000000000000 R13=0000000000000000 R14=ffff888009757978 R15=000000000000000c RIP=ffffffff82642b38 RFL=00000212 [----A--] 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 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd848a1b68 CR3=000000000da5c000 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=37353a363120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383035 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000