[ 39.170117] ------------[ cut here ]------------ [ 39.171148] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.173571] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.175320] Modules linked in: [ 39.176006] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.178285] Tainted: [W]=WARN [ 39.178921] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.180621] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.181672] 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 [ 39.185332] RSP: 0018:ffff88801a4c7bc0 EFLAGS: 00010286 [ 39.186466] RAX: 0000000000000000 RBX: ffffed1003498f78 RCX: ffffffff813a4050 [ 39.187960] RDX: ffff888016049bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.189437] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003498f2f [ 39.190904] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.192437] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4c7df8 [ 39.193926] FS: 00007fe5f8c84900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.195591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.196812] CR2: 00007fe5f9176580 CR3: 00000000132b0000 CR4: 0000000000350ef0 [ 39.198313] Call Trace: [ 39.198849] [ 39.199382] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.200380] ? __create_object+0x59/0x80 [ 39.201093] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.202043] __vmalloc_noprof+0x59/0x60 [ 39.202786] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.203677] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.204590] bpf_prog_alloc+0x39/0x200 [ 39.205317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.206180] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.207063] do_seccomp+0x349/0x25e0 [ 39.207774] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.208653] ? __pfx_do_seccomp+0x10/0x10 [ 39.209425] ? find_held_lock+0x2b/0x80 [ 39.210126] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.211066] ? static_key_count+0x60/0x80 [ 39.211857] prctl_set_seccomp+0x4e/0x70 [ 39.212621] __do_sys_prctl+0xe6c/0x1d70 [ 39.213381] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.214176] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.215114] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.216064] ? irqentry_exit+0xf3/0x650 [ 39.216811] do_syscall_64+0xbf/0x430 [ 39.217536] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.218480] RIP: 0033:0x7fe5f91765cd [ 39.219131] 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 [ 39.222202] RSP: 002b:00007ffc779780e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.223545] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe5f91765cd [ 39.224786] RDX: 0000560820de3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.226051] RBP: 00007ffc77978140 R08: 0000000000000000 R09: 00007ffc779777e0 [ 39.227313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560837c2b240 [ 39.228582] R13: 00007ffc77978570 R14: 0000560837c34380 R15: 0000560837c3f540 [ 39.229856] [ 39.230302] irq event stamp: 1809 [ 39.230895] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.232387] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.233613] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 39.234846] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 39.236061] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.530809] ------------[ cut here ]------------ [ 42.531668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.533541] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.534878] Modules linked in: [ 42.535690] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.537569] Tainted: [W]=WARN [ 42.538080] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.539424] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.540231] 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 [ 42.543184] RSP: 0018:ffff88801a157bc0 EFLAGS: 00010286 [ 42.544108] RAX: 0000000000000000 RBX: ffffed100342af78 RCX: ffffffff813a4050 [ 42.545304] RDX: ffff8880161d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.546486] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100342af2f [ 42.547672] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.548864] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a157df8 [ 42.550041] FS: 00007f671eb8c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.551360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.552356] CR2: 00007ffd937acef8 CR3: 000000001f5c2000 CR4: 0000000000350ef0 [ 42.553534] Call Trace: [ 42.553957] [ 42.554377] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.555167] ? __create_object+0x59/0x80 [ 42.555896] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.556788] __vmalloc_noprof+0x59/0x60 [ 42.557486] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.558296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.559109] bpf_prog_alloc+0x39/0x200 [ 42.559804] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.560666] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.561507] do_seccomp+0x349/0x25e0 [ 42.562127] ? find_held_lock+0x2b/0x80 [ 42.562827] ? do_prlimit+0x310/0x610 [ 42.563509] ? __pfx_do_seccomp+0x10/0x10 [ 42.564201] ? do_raw_spin_unlock+0x53/0x220 [ 42.564965] ? _raw_spin_unlock+0x1e/0x40 [ 42.565690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.566577] ? static_key_count+0x60/0x80 [ 42.567344] prctl_set_seccomp+0x4e/0x70 [ 42.568051] __do_sys_prctl+0xe6c/0x1d70 [ 42.568784] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.569586] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.570488] ? irqentry_exit+0xf3/0x650 [ 42.571159] do_syscall_64+0xbf/0x430 [ 42.571853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.572723] RIP: 0033:0x7f671f07e5cd [ 42.573376] 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 [ 42.576310] RSP: 002b:00007ffd937aa950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.577570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f671f07e5cd [ 42.578746] RDX: 000055e0d0412e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.579945] RBP: 00007ffd937aa9b0 R08: 0000000000000000 R09: 00007ffd937aa050 [ 42.581126] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e0e577c2b0 [ 42.582307] R13: 00007ffd937aade0 R14: 000055e0e577ed20 R15: 000055e0e57908d0 [ 42.583529] [ 42.583926] irq event stamp: 1777 [ 42.584528] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 42.585926] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 42.587337] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 42.588773] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 42.590174] ---[ end trace 0000000000000000 ]--- [ 43.411936] ------------[ cut here ]------------ [ 43.412853] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.414928] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.416443] Modules linked in: [ 43.417028] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.419050] Tainted: [W]=WARN [ 43.419645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.421116] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.422029] 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 [ 43.425186] RSP: 0018:ffff888017507bc0 EFLAGS: 00010286 [ 43.426162] RAX: 0000000000000000 RBX: ffffed1002ea0f78 RCX: ffffffff813a4050 [ 43.427448] RDX: ffff888013980000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.428760] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea0f2f [ 43.430038] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.431306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017507df8 [ 43.432588] FS: 00007fb46e3be900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.434025] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.435079] CR2: 00007fff2061aef8 CR3: 000000001edda000 CR4: 0000000000350ef0 [ 43.436379] Call Trace: [ 43.436841] [ 43.437248] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.438146] ? __create_object+0x59/0x80 [ 43.438926] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.439913] __vmalloc_noprof+0x59/0x60 [ 43.440670] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.441537] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.442462] bpf_prog_alloc+0x39/0x200 [ 43.443154] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.444092] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.444994] do_seccomp+0x349/0x25e0 [ 43.445699] ? find_held_lock+0x2b/0x80 [ 43.446472] ? do_prlimit+0x310/0x610 [ 43.447162] ? __pfx_do_seccomp+0x10/0x10 [ 43.447959] ? do_raw_spin_unlock+0x53/0x220 [ 43.448782] ? _raw_spin_unlock+0x1e/0x40 [ 43.449571] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.450532] ? static_key_count+0x60/0x80 [ 43.451317] prctl_set_seccomp+0x4e/0x70 [ 43.452055] __do_sys_prctl+0xe6c/0x1d70 [ 43.452843] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.453697] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.454670] ? irqentry_exit+0xf3/0x650 [ 43.455435] do_syscall_64+0xbf/0x430 [ 43.456146] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.457104] RIP: 0033:0x7fb46e8b05cd [ 43.457803] 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 [ 43.460961] RSP: 002b:00007fff206198d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.462319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb46e8b05cd [ 43.463629] RDX: 00005590c935ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.464907] RBP: 00007fff20619930 R08: 0000000000000000 R09: 00007fff20618fd0 [ 43.466189] R10: 0000000000000000 R11: 0000000000000246 R12: 00005590d0d43ad0 [ 43.467459] R13: 00007fff20619d60 R14: 00005590d0d44bc0 R15: 00005590d0d55780 [ 43.468763] [ 43.469182] irq event stamp: 1781 [ 43.469818] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.471342] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 43.472869] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770 [ 43.474415] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 43.475935] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43894' (ECDSA) to the list of known hosts. 2025/11/17 10:42:13 fuzzer started 2025/11/17 10:42:13 dialing manager at localhost:37895 2025/11/17 10:42:13 checking machine... 2025/11/17 10:42:13 checking revisions... [ 44.374698] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:42:14 testing simple program... [ 44.467129] cgroup: Unknown subsys name 'net' [ 44.530868] cgroup: Unknown subsys name 'cpuset' [ 44.543083] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:42:13 Registers: info registers vcpu 0 RAX=ffff88800d105b90 RBX=ffff88800d105b90 RCX=ffff88808d105b90 RDX=0000000000344140 RSI=0000000000000000 RDI=ffff888008c4b701 RBP=0000000000000000 RSP=ffff88801614f860 R8 =0000000000000001 R9 =ffffffff81b2e2bb R10=ffffea0000344140 R11=0000000000000001 R12=0000000000000000 R13=ffff88801614f898 R14=ffff88800d105a68 R15=ffff88800d105a68 RIP=ffffffff81b2e2fb 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 00007f671eb8c900 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=00007f671f1440b0 CR3=000000001f567000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88806cf08a20 RCX=0000000000000002 RDX=1ffff1100d9e1145 RSI=ffff88806cf08d78 RDI=ffff88806cf08a28 RBP=ffff88806cf08d78 RSP=ffff88806cf08978 R8 =ffffffff86ab82f2 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255da R12=0000000000000008 R13=ffff88806cf08a68 R14=ffff88806cf08d80 R15=ffff88806cf08a20 RIP=ffffffff8135e265 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000555d1a3be040 CR3=000000000b876000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=3b933426a66db7e900000000000ae988 XMM05=dfd5006363bcd545000000000031fb50 XMM06=5b441c9aa7492047000000000031f860 XMM07=d1c7c0de0a9f367d0000000000318200 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000