[ 38.933801] ------------[ cut here ]------------ [ 38.934712] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.936791] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.938213] Modules linked in: [ 38.938840] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.940786] Tainted: [W]=WARN [ 38.941330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.942766] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.943662] 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 [ 38.946787] RSP: 0018:ffff88800f31fbc0 EFLAGS: 00010286 [ 38.947748] RAX: 0000000000000000 RBX: ffffed1001e63f78 RCX: ffffffff813a4050 [ 38.949008] RDX: ffff88800f5f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.950262] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e63f2f [ 38.951518] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.952802] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f31fdf8 [ 38.954068] FS: 00007f564eb98900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.955480] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.956537] CR2: 00007ffd97b24ef7 CR3: 000000000d437000 CR4: 0000000000350ef0 [ 38.957826] Call Trace: [ 38.958287] [ 38.958737] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.959618] ? __create_object+0x59/0x80 [ 38.960336] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.961307] __vmalloc_noprof+0x59/0x60 [ 38.962056] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.962920] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.963837] bpf_prog_alloc+0x39/0x200 [ 38.964534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.965460] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.966365] do_seccomp+0x349/0x25e0 [ 38.967080] ? find_held_lock+0x2b/0x80 [ 38.967843] ? do_prlimit+0x310/0x610 [ 38.968591] ? __pfx_do_seccomp+0x10/0x10 [ 38.969313] ? do_raw_spin_unlock+0x53/0x220 [ 38.970134] ? _raw_spin_unlock+0x1e/0x40 [ 38.970901] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.971849] ? static_key_count+0x60/0x80 [ 38.972648] prctl_set_seccomp+0x4e/0x70 [ 38.973362] __do_sys_prctl+0xe6c/0x1d70 [ 38.974131] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.974985] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.975943] ? irqentry_exit+0xf3/0x650 [ 38.976703] do_syscall_64+0xbf/0x430 [ 38.977387] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.978331] RIP: 0033:0x7f564f08a5cd [ 38.979025] 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 [ 38.982171] RSP: 002b:00007ffd97b22b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.983512] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f564f08a5cd [ 38.984793] RDX: 0000562caf146e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.986063] RBP: 00007ffd97b22ba0 R08: 0000000000000000 R09: 00007ffd97b22240 [ 38.987334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562cda514ad0 [ 38.988611] R13: 00007ffd97b22fd0 R14: 0000562cda515bc0 R15: 0000562cda526780 [ 38.989884] [ 38.990297] irq event stamp: 1821 [ 38.990941] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 38.992460] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 38.993947] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 38.995463] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 38.996958] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.736990] ------------[ cut here ]------------ [ 41.737932] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.739965] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 41.741427] Modules linked in: [ 41.742145] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.744132] Tainted: [W]=WARN [ 41.744752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.746249] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.747145] 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 [ 41.750349] RSP: 0018:ffff888016b3fbc0 EFLAGS: 00010286 [ 41.751335] RAX: 0000000000000000 RBX: ffffed1002d67f78 RCX: ffffffff813a4050 [ 41.752624] RDX: ffff8880154dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.753904] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d67f2f [ 41.755200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.756487] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b3fdf8 [ 41.757777] FS: 00007f56d19ca900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.759227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.760305] CR2: 00007ffdcc9a5ef7 CR3: 000000001fc86000 CR4: 0000000000350ef0 [ 41.761623] Call Trace: [ 41.762082] [ 41.762481] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.763383] ? __create_object+0x59/0x80 [ 41.764178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.765165] __vmalloc_noprof+0x59/0x60 [ 41.765913] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.766795] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.767711] bpf_prog_alloc+0x39/0x200 [ 41.768393] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.769345] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.770255] do_seccomp+0x349/0x25e0 [ 41.770987] ? find_held_lock+0x2b/0x80 [ 41.771753] ? do_prlimit+0x310/0x610 [ 41.772471] ? __pfx_do_seccomp+0x10/0x10 [ 41.773252] ? do_raw_spin_unlock+0x53/0x220 [ 41.774080] ? _raw_spin_unlock+0x1e/0x40 [ 41.774860] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.775833] ? static_key_count+0x60/0x80 [ 41.776834] prctl_set_seccomp+0x4e/0x70 [ 41.777729] __do_sys_prctl+0xe6c/0x1d70 [ 41.778644] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.779458] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.780439] ? irqentry_exit+0xf3/0x650 [ 41.781238] do_syscall_64+0xbf/0x430 [ 41.781983] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.782931] RIP: 0033:0x7f56d1ebc5cd [ 41.783621] 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 [ 41.786962] RSP: 002b:00007ffdcc9a3840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.788649] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f56d1ebc5cd [ 41.790091] RDX: 000055b34b73fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.791387] RBP: 00007ffdcc9a38a0 R08: 0000000000000000 R09: 00007ffdcc9a2f40 [ 41.792710] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b356820ad0 [ 41.794008] R13: 00007ffdcc9a3cd0 R14: 000055b356821bc0 R15: 000055b356832780 [ 41.795292] [ 41.795767] irq event stamp: 1737 [ 41.796371] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 41.797936] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 41.799484] softirqs last enabled at (1600): [] handle_softirqs+0x50c/0x770 [ 41.801049] softirqs last disabled at (1593): [] __irq_exit_rcu+0xc4/0x100 [ 41.802587] ---[ end trace 0000000000000000 ]--- [ 42.618252] ------------[ cut here ]------------ [ 42.619197] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.621251] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.622740] Modules linked in: [ 42.623347] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.625323] Tainted: [W]=WARN [ 42.625942] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.627438] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.628367] 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 [ 42.631582] RSP: 0018:ffff888019ed7bc0 EFLAGS: 00010286 [ 42.632527] RAX: 0000000000000000 RBX: ffffed10033daf78 RCX: ffffffff813a4050 [ 42.633870] RDX: ffff88800bad5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.635166] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033daf2f [ 42.636448] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.637773] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ed7df8 [ 42.639066] FS: 00007f87108f3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.640571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.641638] CR2: 00007f8710de5580 CR3: 000000000d9f9000 CR4: 0000000000350ef0 [ 42.642921] Call Trace: [ 42.643379] [ 42.643849] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.644768] ? __create_object+0x59/0x80 [ 42.645502] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.646451] __vmalloc_noprof+0x59/0x60 [ 42.647191] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.648052] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.648986] bpf_prog_alloc+0x39/0x200 [ 42.649707] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.650613] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.651454] do_seccomp+0x349/0x25e0 [ 42.652172] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.653079] ? __pfx_do_seccomp+0x10/0x10 [ 42.653869] ? find_held_lock+0x2b/0x80 [ 42.654647] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.655605] ? static_key_count+0x60/0x80 [ 42.656352] prctl_set_seccomp+0x4e/0x70 [ 42.657141] __do_sys_prctl+0xe6c/0x1d70 [ 42.657924] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.658775] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.659736] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.660716] ? irqentry_exit+0xf3/0x650 [ 42.661437] do_syscall_64+0xbf/0x430 [ 42.662171] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.663091] RIP: 0033:0x7f8710de55cd [ 42.663797] 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 [ 42.666933] RSP: 002b:00007ffc0805e630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.668268] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8710de55cd [ 42.669568] RDX: 0000564c0e5e3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.670842] RBP: 00007ffc0805e690 R08: 0000000000000000 R09: 00007ffc0805dd30 [ 42.672098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c4da30bf0 [ 42.673382] R13: 00007ffc0805eac0 R14: 0000564c4da3a380 R15: 0000564c4da45460 [ 42.674669] [ 42.675084] irq event stamp: 1761 [ 42.675709] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.677157] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.678378] softirqs last enabled at (1422): [] handle_softirqs+0x50c/0x770 [ 42.679619] softirqs last disabled at (1417): [] __irq_exit_rcu+0xc4/0x100 [ 42.680848] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26090' (ECDSA) to the list of known hosts. 2025/11/17 09:11:38 fuzzer started 2025/11/17 09:11:38 dialing manager at localhost:37895 2025/11/17 09:11:38 checking machine... 2025/11/17 09:11:38 checking revisions... [ 43.586271] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:11:38 testing simple program... [ 43.692053] cgroup: Unknown subsys name 'net' [ 43.759511] cgroup: Unknown subsys name 'cpuset' [ 43.771754] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:11:37 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888018b77eb8 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888015dbd340 R13=ffffffff85d069a0 R14=00000000ffffffff R15=0000000000000000 RIP=ffffffff84c720b4 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 00007f56d19ca900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f56d1f7f650 CR3=000000001fd09000 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=ffffffffffffff00ffffffffffffffff XMM02=00000000ff000000000000000000ff00 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=5d64255b00205425206525206825003e XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88801c9c4570 RCX=ffffffff81eb8290 RDX=ffff888009761bc0 RSI=ffffffff81eb845e RDI=0000000000000005 RBP=00000000000003b6 RSP=ffff88800977f010 R8 =0000000000000000 R9 =ffffed10039388ae R10=00000000000003b6 R11=0000000000000001 R12=dffffc0000000000 R13=ffff88800977f4d8 R14=0000000000001b1f R15=00000000000003b6 RIP=ffffffff81eb845e RFL=00000293 [--S-A-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 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=00007f21f96ae688 CR3=000000000d857000 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=171f493e5ddd86834b4910addab211c4 XMM02=0000000000302468ec2efd57dc4c00df XMM03=000000000030e0d0081f3429ba4bebed XMM04=832664e015ab041300000000000ae988 XMM05=07c8bb74b6c04a44000000000031eb50 XMM06=d74844bf967d85ba000000000031e9d8 XMM07=e042d86d42eb936e000000000030e350 XMM08=081f3429ba4bebed00000000003024c8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000