[ 39.548254] ------------[ cut here ]------------ [ 39.549232] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.551237] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 39.552668] Modules linked in: [ 39.553260] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.555238] Tainted: [W]=WARN [ 39.555830] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.557287] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.558197] 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 [ 39.561342] RSP: 0018:ffff88801882fbc0 EFLAGS: 00010286 [ 39.562310] RAX: 0000000000000000 RBX: ffffed1003105f78 RCX: ffffffff813a4050 [ 39.563580] RDX: ffff888018b6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.564863] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003105f2f [ 39.566121] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.567401] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801882fdf8 [ 39.568706] FS: 00007f029f044900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.570153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.571222] CR2: 00007f029f536580 CR3: 000000000cead000 CR4: 0000000000350ef0 [ 39.572508] Call Trace: [ 39.573002] [ 39.573411] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.574305] ? __create_object+0x59/0x80 [ 39.575082] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.576066] __vmalloc_noprof+0x59/0x60 [ 39.576827] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.577704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.578628] bpf_prog_alloc+0x39/0x200 [ 39.579313] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.580255] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.581164] do_seccomp+0x349/0x25e0 [ 39.581867] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.582780] ? __pfx_do_seccomp+0x10/0x10 [ 39.583577] ? find_held_lock+0x2b/0x80 [ 39.584315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.585266] ? static_key_count+0x60/0x80 [ 39.586413] prctl_set_seccomp+0x4e/0x70 [ 39.587187] __do_sys_prctl+0xe6c/0x1d70 [ 39.587981] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.588834] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.589810] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.590805] ? irqentry_exit+0xf3/0x650 [ 39.591584] do_syscall_64+0xbf/0x430 [ 39.592298] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.593249] RIP: 0033:0x7f029f5365cd [ 39.593952] 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 [ 39.597112] RSP: 002b:00007ffee26a9460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.598473] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f029f5365cd [ 39.599737] RDX: 0000562f7984be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.600900] RBP: 00007ffee26a94c0 R08: 0000000000000000 R09: 00007ffee26a8b60 [ 39.601989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562f8ef35ad0 [ 39.603063] R13: 00007ffee26a98f0 R14: 0000562f8ef36bc0 R15: 0000562f8ef47780 [ 39.604158] [ 39.604511] irq event stamp: 1771 [ 39.605062] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 39.606362] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 39.607644] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 39.608975] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 39.610261] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.377699] ------------[ cut here ]------------ [ 42.378605] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.380691] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 42.382126] Modules linked in: [ 42.382753] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.384775] Tainted: [W]=WARN [ 42.385332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.387067] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.388092] 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 [ 42.391607] RSP: 0018:ffff888016e17bc0 EFLAGS: 00010286 [ 42.392614] RAX: 0000000000000000 RBX: ffffed1002dc2f78 RCX: ffffffff813a4050 [ 42.393887] RDX: ffff88800efc0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.395329] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc2f2f [ 42.396846] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.398262] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e17df8 [ 42.399559] FS: 00007f5efa855900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.401052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.402110] CR2: 00007f5efad47580 CR3: 000000000a213000 CR4: 0000000000350ef0 [ 42.403391] Call Trace: [ 42.403929] [ 42.404342] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.405246] ? __create_object+0x59/0x80 [ 42.406029] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.406995] __vmalloc_noprof+0x59/0x60 [ 42.407758] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.408669] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.409612] bpf_prog_alloc+0x39/0x200 [ 42.410304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.411234] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.412172] do_seccomp+0x349/0x25e0 [ 42.412885] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.413776] ? __pfx_do_seccomp+0x10/0x10 [ 42.414517] ? find_held_lock+0x2b/0x80 [ 42.415282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.416268] ? static_key_count+0x60/0x80 [ 42.417063] prctl_set_seccomp+0x4e/0x70 [ 42.417831] __do_sys_prctl+0xe6c/0x1d70 [ 42.418610] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.419409] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.420403] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.421371] ? irqentry_exit+0xf3/0x650 [ 42.422130] do_syscall_64+0xbf/0x430 [ 42.422863] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.423828] RIP: 0033:0x7f5efad475cd [ 42.424506] 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 [ 42.427701] RSP: 002b:00007ffd5f0cf490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.429091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5efad475cd [ 42.430370] RDX: 0000555870716e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.431646] RBP: 00007ffd5f0cf4f0 R08: 0000000000000000 R09: 00007ffd5f0ceb90 [ 42.432965] R10: 0000000000000000 R11: 0000000000000246 R12: 000055587e041ad0 [ 42.434236] R13: 00007ffd5f0cf920 R14: 000055587e042bc0 R15: 000055587e053780 [ 42.435555] [ 42.436012] irq event stamp: 1839 [ 42.436659] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 42.438177] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 42.439671] softirqs last enabled at (1446): [] handle_softirqs+0x50c/0x770 [ 42.441248] softirqs last disabled at (1439): [] __irq_exit_rcu+0xc4/0x100 [ 42.442784] ---[ end trace 0000000000000000 ]--- [ 43.210791] ------------[ cut here ]------------ [ 43.211731] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.213758] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.215196] Modules linked in: [ 43.215906] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.217884] Tainted: [W]=WARN [ 43.218435] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.219916] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.220843] 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 [ 43.224008] RSP: 0018:ffff8880170b7bc0 EFLAGS: 00010286 [ 43.224982] RAX: 0000000000000000 RBX: ffffed1002e16f78 RCX: ffffffff813a4050 [ 43.226256] RDX: ffff888016db8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.227547] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e16f2f [ 43.228848] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.230116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170b7df8 [ 43.231388] FS: 00007f7d159e8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.232845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.233896] CR2: 00007fff81599ef7 CR3: 000000000d034000 CR4: 0000000000350ef0 [ 43.235161] Call Trace: [ 43.235658] [ 43.236088] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.236973] ? __create_object+0x59/0x80 [ 43.237764] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.238727] __vmalloc_noprof+0x59/0x60 [ 43.239427] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.240333] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.241266] bpf_prog_alloc+0x39/0x200 [ 43.241982] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.242900] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.243803] do_seccomp+0x349/0x25e0 [ 43.244511] ? find_held_lock+0x2b/0x80 [ 43.245287] ? do_prlimit+0x310/0x610 [ 43.246023] ? __pfx_do_seccomp+0x10/0x10 [ 43.246808] ? do_raw_spin_unlock+0x53/0x220 [ 43.247639] ? _raw_spin_unlock+0x1e/0x40 [ 43.248404] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.249363] ? static_key_count+0x60/0x80 [ 43.250144] prctl_set_seccomp+0x4e/0x70 [ 43.250903] __do_sys_prctl+0xe6c/0x1d70 [ 43.251671] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.252519] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.253478] ? irqentry_exit+0xf3/0x650 [ 43.254229] do_syscall_64+0xbf/0x430 [ 43.254963] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.255936] RIP: 0033:0x7f7d15eda5cd [ 43.256651] 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 [ 43.259847] RSP: 002b:00007fff81598120 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.261233] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d15eda5cd [ 43.262501] RDX: 0000557cbbeeee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.263845] RBP: 00007fff81598180 R08: 0000000000000000 R09: 00007fff81597820 [ 43.265157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cf200bbf0 [ 43.266444] R13: 00007fff815985b0 R14: 0000557cf2015380 R15: 0000557cf2020460 [ 43.267736] [ 43.268197] irq event stamp: 1767 [ 43.268846] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 43.270373] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 43.271918] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 43.273462] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 43.274965] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34927' (ECDSA) to the list of known hosts. 2025/11/18 04:22:09 fuzzer started 2025/11/18 04:22:09 dialing manager at localhost:37895 2025/11/18 04:22:09 checking machine... 2025/11/18 04:22:09 checking revisions... [ 44.227380] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:22:09 testing simple program... [ 44.320831] cgroup: Unknown subsys name 'net' [ 44.374166] cgroup: Unknown subsys name 'cpuset' [ 44.389369] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:22:08 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009627b30 RCX=ffff888009627734 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff888009612640 RBP=ffff888009620000 RSP=ffff888009627768 R8 =ffffffff86ab82c2 R9 =ffff888009627820 R10=000000000003c9ed R11=00000000000255cb R12=ffff888009627801 R13=ffff888009627828 R14=ffff888009627b30 R15=ffff8880096277e0 RIP=ffffffff815d2990 RFL=00000292 [--S-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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5efae0c618 CR3=000000001fedc000 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=0000000000000000 RBX=fffffffffffffffa RCX=ffffffff8263215e RDX=ffff888016db5340 RSI=ffffffff82632170 RDI=0000000000000006 RBP=0000000000000010 RSP=ffff888016927848 R8 =0000000000000001 R9 =ffffed1002842aae R10=0000000000000010 R11=0000000000000001 R12=ffff8880154a9100 R13=ffffffffffffffff R14=1ffff11002d24f0d R15=ffff8880154a9158 RIP=ffffffff81751cbb 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055587e07afe0 CR3=000000000dc16000 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=656e6e6f637369642064657669656365 XMM02=63736964203a31313a32333233342074 XMM03=66207463656e6e6f6373696420646576 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323332 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000