[ 39.621287] ------------[ cut here ]------------ [ 39.622381] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.624810] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.626639] Modules linked in: [ 39.627360] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.629804] Tainted: [W]=WARN [ 39.630539] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.632326] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.633441] 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 [ 39.637310] RSP: 0018:ffff888015fafbc0 EFLAGS: 00010286 [ 39.638515] RAX: 0000000000000000 RBX: ffffed1002bf5f78 RCX: ffffffff813a4050 [ 39.640081] RDX: ffff88801848d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.641658] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf5f2f [ 39.643228] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.644806] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fafdf8 [ 39.646387] FS: 00007f6b35370900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.648143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.649445] CR2: 00007fff0069fef7 CR3: 000000000d7a4000 CR4: 0000000000350ef0 [ 39.651021] Call Trace: [ 39.651635] [ 39.652135] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.653241] ? __create_object+0x59/0x80 [ 39.654191] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.655377] __vmalloc_noprof+0x59/0x60 [ 39.656295] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.657360] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.658491] bpf_prog_alloc+0x39/0x200 [ 39.659331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.660493] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.661612] do_seccomp+0x349/0x25e0 [ 39.662429] ? find_held_lock+0x2b/0x80 [ 39.663356] ? do_prlimit+0x310/0x610 [ 39.664270] ? __pfx_do_seccomp+0x10/0x10 [ 39.665252] ? do_raw_spin_unlock+0x53/0x220 [ 39.666296] ? _raw_spin_unlock+0x1e/0x40 [ 39.667255] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.668443] ? static_key_count+0x60/0x80 [ 39.669416] prctl_set_seccomp+0x4e/0x70 [ 39.670373] __do_sys_prctl+0xe6c/0x1d70 [ 39.671328] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.672375] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.673596] ? irqentry_exit+0xf3/0x650 [ 39.674451] do_syscall_64+0xbf/0x430 [ 39.675213] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.676190] RIP: 0033:0x7f6b358625cd [ 39.676908] 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 [ 39.680202] RSP: 002b:00007fff0069dae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.681579] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b358625cd [ 39.682530] RDX: 000055d1a9140e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.683414] RBP: 00007fff0069db40 R08: 0000000000000000 R09: 00007fff0069d1e0 [ 39.684354] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1dd6e2b10 [ 39.685296] R13: 00007fff0069df70 R14: 000055d1dd6e32b0 R15: 000055d1dd6f76f0 [ 39.686238] [ 39.686578] irq event stamp: 1719 [ 39.687014] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 39.688115] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 39.689228] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 39.690360] softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100 [ 39.691485] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.167881] ------------[ cut here ]------------ [ 43.168877] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.170876] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 43.172318] Modules linked in: [ 43.172937] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.174936] Tainted: [W]=WARN [ 43.175529] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.177217] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.178203] 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 [ 43.181384] RSP: 0018:ffff88801680fbc0 EFLAGS: 00010286 [ 43.182352] RAX: 0000000000000000 RBX: ffffed1002d01f78 RCX: ffffffff813a4050 [ 43.183626] RDX: ffff88800f249bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.184893] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d01f2f [ 43.186183] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.187440] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801680fdf8 [ 43.188727] FS: 00007fbf99a43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.190172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.191227] CR2: 00007fbf99f35580 CR3: 000000000c9ec000 CR4: 0000000000350ef0 [ 43.192497] Call Trace: [ 43.192956] [ 43.193371] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.194257] ? __create_object+0x59/0x80 [ 43.195026] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.195983] __vmalloc_noprof+0x59/0x60 [ 43.196740] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.197648] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.198581] bpf_prog_alloc+0x39/0x200 [ 43.199261] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.200181] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.201063] do_seccomp+0x349/0x25e0 [ 43.201794] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.202738] ? __pfx_do_seccomp+0x10/0x10 [ 43.203521] ? find_held_lock+0x2b/0x80 [ 43.204231] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.205181] ? static_key_count+0x60/0x80 [ 43.206008] prctl_set_seccomp+0x4e/0x70 [ 43.206780] __do_sys_prctl+0xe6c/0x1d70 [ 43.207550] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.208349] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.209348] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.210353] ? irqentry_exit+0xf3/0x650 [ 43.211109] do_syscall_64+0xbf/0x430 [ 43.211824] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.212767] RIP: 0033:0x7fbf99f355cd [ 43.213436] 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 [ 43.216598] RSP: 002b:00007fff4eb77b80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.217956] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbf99f355cd [ 43.219223] RDX: 000055ba42c86e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.220525] RBP: 00007fff4eb77be0 R08: 0000000000000000 R09: 00007fff4eb77280 [ 43.221831] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba7cab5b10 [ 43.223125] R13: 00007fff4eb78010 R14: 000055ba7cab62b0 R15: 000055ba7caca6f0 [ 43.224417] [ 43.224879] irq event stamp: 1823 [ 43.225541] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 43.227081] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 43.228591] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 43.230109] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 43.231355] ---[ end trace 0000000000000000 ]--- [ 44.028093] ------------[ cut here ]------------ [ 44.029034] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 44.031031] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 44.032533] Modules linked in: [ 44.033124] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 44.035101] Tainted: [W]=WARN [ 44.035686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.037131] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.038051] 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 [ 44.041164] RSP: 0018:ffff88801869fbc0 EFLAGS: 00010286 [ 44.042138] RAX: 0000000000000000 RBX: ffffed10030d3f78 RCX: ffffffff813a4050 [ 44.043417] RDX: ffff8880156a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.044699] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030d3f2f [ 44.045979] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.047255] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801869fdf8 [ 44.048527] FS: 00007f5662488900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 44.049956] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.051024] CR2: 00007ffc00402ef7 CR3: 000000000cfed000 CR4: 0000000000350ef0 [ 44.052675] Call Trace: [ 44.053137] [ 44.053621] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.054515] ? __create_object+0x59/0x80 [ 44.055236] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.056214] __vmalloc_noprof+0x59/0x60 [ 44.056961] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.057832] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.058774] bpf_prog_alloc+0x39/0x200 [ 44.059460] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.060390] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.061306] do_seccomp+0x349/0x25e0 [ 44.062028] ? find_held_lock+0x2b/0x80 [ 44.062792] ? do_prlimit+0x310/0x610 [ 44.063542] ? __pfx_do_seccomp+0x10/0x10 [ 44.064292] ? do_raw_spin_unlock+0x53/0x220 [ 44.065128] ? _raw_spin_unlock+0x1e/0x40 [ 44.065919] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.066868] ? static_key_count+0x60/0x80 [ 44.067661] prctl_set_seccomp+0x4e/0x70 [ 44.068385] __do_sys_prctl+0xe6c/0x1d70 [ 44.069167] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.070021] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.070991] ? irqentry_exit+0xf3/0x650 [ 44.071759] do_syscall_64+0xbf/0x430 [ 44.072528] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.073444] RIP: 0033:0x7f566297a5cd [ 44.074150] 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 [ 44.077312] RSP: 002b:00007ffc00400930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.078670] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f566297a5cd [ 44.079951] RDX: 000055dc571d8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.081233] RBP: 00007ffc00400990 R08: 0000000000000000 R09: 00007ffc00400030 [ 44.082527] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dc70608ad0 [ 44.083811] R13: 00007ffc00400dc0 R14: 000055dc70609bc0 R15: 000055dc7061a780 [ 44.085111] [ 44.085579] irq event stamp: 1785 [ 44.086181] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 44.087714] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 44.089222] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 44.090756] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 44.092265] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32465' (ECDSA) to the list of known hosts. 2025/11/19 02:07:33 fuzzer started 2025/11/19 02:07:34 dialing manager at localhost:34383 2025/11/19 02:07:34 checking machine... 2025/11/19 02:07:34 checking revisions... [ 44.989786] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:07:34 testing simple program... [ 45.085684] cgroup: Unknown subsys name 'net' [ 45.143424] cgroup: Unknown subsys name 'cpuset' [ 45.163960] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:07:33 Registers: info registers vcpu 0 RAX=7eff05a0e1538300 RBX=ffff8880154dfc18 RCX=ffff8880154df80c RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801570a618 RBP=ffffffff85e1ffe0 RSP=ffff8880154df800 R8 =ffffffff86ab8488 R9 =ffff8880154df8f8 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888015709bc0 R15=0000000000000001 RIP=ffffffff81529012 RFL=00000206 [-----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 00007fbf99a43900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbf99ffa618 CR3=000000001feed000 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=563412feff00545000000000000080fe 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=4000000000000000 RBX=ffff88806cf31cd0 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=4000000000000000 RDI=4000000000000000 RBP=4000000000000000 RSP=ffff8880096efe50 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c72c80 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1c67e57020 CR3=000000000d5ee000 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=0f3ffc9e7c7054a34f405901fd8112c6 XMM02=ec2efd57dc4c00df0000000000301bc8 XMM03=e3fef833a96ef9260000000000301c98 XMM04=ca4ff863aec28ea600000000000ae988 XMM05=29fe6fff232c534a000000000031eec0 XMM06=474038aa6c007e1f000000000031df10 XMM07=e042d86d42eb936e000000000030d950 XMM08=e3fef833a96ef9260000000000301c98 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000