[ 46.032510] ------------[ cut here ]------------ [ 46.033436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.036129] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.037662] Modules linked in: [ 46.038315] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.040279] Tainted: [W]=WARN [ 46.040831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.042308] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.043172] 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 [ 46.046359] RSP: 0018:ffff8880164bfbc0 EFLAGS: 00010286 [ 46.047335] RAX: 0000000000000000 RBX: ffffed1002c97f78 RCX: ffffffff813a4050 [ 46.048609] RDX: ffff888016355340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.049881] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c97f2f [ 46.051201] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.052486] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164bfdf8 [ 46.053759] FS: 00007fa18b1b9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.055204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.056256] CR2: 00007ffccf171ef7 CR3: 000000000e9fb000 CR4: 0000000000350ef0 [ 46.057532] Call Trace: [ 46.057993] [ 46.058456] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.059349] ? __create_object+0x59/0x80 [ 46.060085] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.061072] __vmalloc_noprof+0x59/0x60 [ 46.061818] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.062715] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.063657] bpf_prog_alloc+0x39/0x200 [ 46.064407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.065346] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.066280] do_seccomp+0x349/0x25e0 [ 46.066965] ? find_held_lock+0x2b/0x80 [ 46.067732] ? do_prlimit+0x310/0x610 [ 46.068475] ? __pfx_do_seccomp+0x10/0x10 [ 46.069267] ? do_raw_spin_unlock+0x53/0x220 [ 46.070065] ? _raw_spin_unlock+0x1e/0x40 [ 46.070870] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.071851] ? static_key_count+0x60/0x80 [ 46.072674] prctl_set_seccomp+0x4e/0x70 [ 46.073459] __do_sys_prctl+0xe6c/0x1d70 [ 46.074261] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.075086] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.076066] ? irqentry_exit+0xf3/0x650 [ 46.076844] do_syscall_64+0xbf/0x430 [ 46.077595] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.078573] RIP: 0033:0x7fa18b6ab5cd [ 46.079292] 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 [ 46.082512] RSP: 002b:00007ffccf16f500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.083892] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa18b6ab5cd [ 46.085200] RDX: 0000561684619e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.086525] RBP: 00007ffccf16f560 R08: 0000000000000000 R09: 00007ffccf16ec00 [ 46.087822] R10: 0000000000000000 R11: 0000000000000246 R12: 00005616a58ed2b0 [ 46.089122] R13: 00007ffccf16f990 R14: 00005616a58efd20 R15: 00005616a59018d0 [ 46.090449] [ 46.090879] irq event stamp: 1745 [ 46.091538] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 46.093082] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 46.094632] softirqs last enabled at (1580): [] handle_softirqs+0x50c/0x770 [ 46.096205] softirqs last disabled at (1575): [] __irq_exit_rcu+0xc4/0x100 [ 46.097739] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.800803] ------------[ cut here ]------------ [ 48.801718] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.803697] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 48.805125] Modules linked in: [ 48.805730] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.807684] Tainted: [W]=WARN [ 48.808266] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.809941] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.810918] 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 [ 48.814010] RSP: 0018:ffff888017f8fbc0 EFLAGS: 00010286 [ 48.814971] RAX: 0000000000000000 RBX: ffffed1002ff1f78 RCX: ffffffff813a4050 [ 48.816228] RDX: ffff888015295340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.817481] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ff1f2f [ 48.818752] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.820024] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f8fdf8 [ 48.821279] FS: 00007f97334f8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.822701] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.823744] CR2: 00007ffd631a2ef7 CR3: 000000000cf13000 CR4: 0000000000350ef0 [ 48.825007] Call Trace: [ 48.825508] [ 48.825914] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.826799] ? __create_object+0x59/0x80 [ 48.827559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.828523] __vmalloc_noprof+0x59/0x60 [ 48.829263] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.830079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.831013] bpf_prog_alloc+0x39/0x200 [ 48.831739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.832663] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.833544] do_seccomp+0x349/0x25e0 [ 48.834262] ? find_held_lock+0x2b/0x80 [ 48.834972] ? do_prlimit+0x310/0x610 [ 48.835700] ? __pfx_do_seccomp+0x10/0x10 [ 48.836482] ? do_raw_spin_unlock+0x53/0x220 [ 48.837303] ? _raw_spin_unlock+0x1e/0x40 [ 48.838027] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.838967] ? static_key_count+0x60/0x80 [ 48.839752] prctl_set_seccomp+0x4e/0x70 [ 48.840519] __do_sys_prctl+0xe6c/0x1d70 [ 48.841301] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.842097] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.843060] ? irqentry_exit+0xf3/0x650 [ 48.843798] do_syscall_64+0xbf/0x430 [ 48.844518] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.845454] RIP: 0033:0x7f97339ea5cd [ 48.846109] 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 [ 48.849243] RSP: 002b:00007ffd631a05a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.850638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97339ea5cd [ 48.851988] RDX: 0000557b2eb20e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.853268] RBP: 00007ffd631a0600 R08: 0000000000000000 R09: 00007ffd6319fca0 [ 48.854538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b50267ad0 [ 48.855793] R13: 00007ffd631a0a30 R14: 0000557b50268bc0 R15: 0000557b50279780 [ 48.857065] [ 48.857524] irq event stamp: 1789 [ 48.858125] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 48.859652] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 48.861130] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 48.862651] softirqs last disabled at (1397): [] __irq_exit_rcu+0xc4/0x100 [ 48.863896] ---[ end trace 0000000000000000 ]--- [ 49.600445] ------------[ cut here ]------------ [ 49.601395] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.603642] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.605249] Modules linked in: [ 49.605871] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.607819] Tainted: [W]=WARN [ 49.608460] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.609909] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.611039] 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 [ 49.614349] RSP: 0018:ffff8880178b7bc0 EFLAGS: 00010286 [ 49.615316] RAX: 0000000000000000 RBX: ffffed1002f16f78 RCX: ffffffff813a4050 [ 49.616666] RDX: ffff8880167e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.618056] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f16f2f [ 49.619404] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.620821] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178b7df8 [ 49.622159] FS: 00007fd729fa9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.623875] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.625049] CR2: 00007fff4f548ef7 CR3: 000000000d37f000 CR4: 0000000000350ef0 [ 49.626474] Call Trace: [ 49.626938] [ 49.627382] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.628268] ? __create_object+0x59/0x80 [ 49.629013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.629968] __vmalloc_noprof+0x59/0x60 [ 49.630711] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.631569] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.632488] bpf_prog_alloc+0x39/0x200 [ 49.633171] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.634092] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.635003] do_seccomp+0x349/0x25e0 [ 49.635715] ? find_held_lock+0x2b/0x80 [ 49.636469] ? do_prlimit+0x310/0x610 [ 49.637164] ? __pfx_do_seccomp+0x10/0x10 [ 49.637948] ? do_raw_spin_unlock+0x53/0x220 [ 49.638784] ? _raw_spin_unlock+0x1e/0x40 [ 49.639560] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.640523] ? static_key_count+0x60/0x80 [ 49.641330] prctl_set_seccomp+0x4e/0x70 [ 49.642052] __do_sys_prctl+0xe6c/0x1d70 [ 49.642849] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.643685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.644640] ? irqentry_exit+0xf3/0x650 [ 49.645413] do_syscall_64+0xbf/0x430 [ 49.646411] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.647344] RIP: 0033:0x7fd72a49b5cd [ 49.648006] 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 [ 49.651469] RSP: 002b:00007fff4f546bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.652827] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd72a49b5cd [ 49.654109] RDX: 000055fae01ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.655409] RBP: 00007fff4f546c30 R08: 0000000000000000 R09: 00007fff4f5462d0 [ 49.656687] R10: 0000000000000000 R11: 0000000000000246 R12: 000055faf3ab4ad0 [ 49.657960] R13: 00007fff4f547060 R14: 000055faf3ab5bc0 R15: 000055faf3ac6780 [ 49.659282] [ 49.659708] irq event stamp: 1785 [ 49.660350] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 49.662061] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 49.663577] softirqs last enabled at (1342): [] handle_softirqs+0x50c/0x770 [ 49.665118] softirqs last disabled at (1321): [] __irq_exit_rcu+0xc4/0x100 [ 49.666665] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32231' (ECDSA) to the list of known hosts. 2025/11/18 06:18:20 fuzzer started 2025/11/18 06:18:21 dialing manager at localhost:37895 2025/11/18 06:18:21 checking machine... 2025/11/18 06:18:21 checking revisions... [ 50.528564] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:18:21 testing simple program... [ 50.623796] cgroup: Unknown subsys name 'net' [ 50.682002] cgroup: Unknown subsys name 'cpuset' [ 50.702768] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:18:20 Registers: info registers vcpu 0 RAX=ffffea000080c240 RBX=ffff888020309898 RCX=ffffffff813748f0 RDX=ffff888008c4b780 RSI=ffffffff813746f0 RDI=0000000000000001 RBP=ffff88801476f9c0 RSP=ffff88801476f8f8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffffea000080c1c0 R13=0000000000000000 R14=ffff888020307280 R15=ffff8880096c78c0 RIP=ffffffff81b2a04c RFL=00000282 [--S----] 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 00007f97334f8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9733aaf618 CR3=000000000dcac000 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=00000000000243bf RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f72933e6000 CR3=000000000b899000 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=2030323a38313a363020383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039313a38313a3630203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000