[ 47.012765] ------------[ cut here ]------------ [ 47.013893] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.016414] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 47.018357] Modules linked in: [ 47.019171] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.021320] Tainted: [W]=WARN [ 47.021786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.022998] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.023713] 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 [ 47.026383] RSP: 0018:ffff88800f5efbc0 EFLAGS: 00010286 [ 47.027196] RAX: 0000000000000000 RBX: ffffed1001ebdf78 RCX: ffffffff813a4050 [ 47.028275] RDX: ffff888017311bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.029344] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ebdf2f [ 47.030427] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.031501] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f5efdf8 [ 47.032573] FS: 00007ff5a18f8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.033779] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.034655] CR2: 00007ffc8f859ef7 CR3: 000000000e1f0000 CR4: 0000000000350ef0 [ 47.035722] Call Trace: [ 47.036133] [ 47.036488] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.037242] ? __create_object+0x59/0x80 [ 47.037894] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.038655] __vmalloc_noprof+0x59/0x60 [ 47.039278] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.040008] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.040755] bpf_prog_alloc+0x39/0x200 [ 47.041369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.042140] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.042888] do_seccomp+0x349/0x25e0 [ 47.043461] ? find_held_lock+0x2b/0x80 [ 47.044088] ? do_prlimit+0x310/0x610 [ 47.044675] ? __pfx_do_seccomp+0x10/0x10 [ 47.045375] ? do_raw_spin_unlock+0x53/0x220 [ 47.046075] ? _raw_spin_unlock+0x1e/0x40 [ 47.046684] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.047484] ? static_key_count+0x60/0x80 [ 47.048152] prctl_set_seccomp+0x4e/0x70 [ 47.048773] __do_sys_prctl+0xe6c/0x1d70 [ 47.049434] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.050143] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.050952] ? irqentry_exit+0xf3/0x650 [ 47.051549] do_syscall_64+0xbf/0x430 [ 47.052163] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.052971] RIP: 0033:0x7ff5a1dea5cd [ 47.053529] 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 [ 47.056166] RSP: 002b:00007ffc8f858150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.057322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5a1dea5cd [ 47.058402] RDX: 00005603bae24e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.059490] RBP: 00007ffc8f8581b0 R08: 0000000000000000 R09: 00007ffc8f857850 [ 47.060573] R10: 0000000000000000 R11: 0000000000000246 R12: 00005603e1737ad0 [ 47.061648] R13: 00007ffc8f8585e0 R14: 00005603e1738bc0 R15: 00005603e1749780 [ 47.062727] [ 47.063104] irq event stamp: 1733 [ 47.063605] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 47.064907] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 47.066179] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 47.067469] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 47.068758] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.662972] ------------[ cut here ]------------ [ 50.663904] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.665997] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 50.667771] Modules linked in: [ 50.668427] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.670475] Tainted: [W]=WARN [ 50.671071] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.672584] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.673514] 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 [ 50.676716] RSP: 0018:ffff88801636fbc0 EFLAGS: 00010286 [ 50.677696] RAX: 0000000000000000 RBX: ffffed1002c6df78 RCX: ffffffff813a4050 [ 50.678988] RDX: ffff888018998000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.680260] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6df2f [ 50.681548] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.682836] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801636fdf8 [ 50.684115] FS: 00007f4250d0e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.685564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.686629] CR2: 00007ffc40709ef7 CR3: 000000000d660000 CR4: 0000000000350ef0 [ 50.687916] Call Trace: [ 50.688375] [ 50.688810] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.689718] ? __create_object+0x59/0x80 [ 50.690514] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.691501] __vmalloc_noprof+0x59/0x60 [ 50.692263] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.693170] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.694099] bpf_prog_alloc+0x39/0x200 [ 50.694787] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.695730] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.696641] do_seccomp+0x349/0x25e0 [ 50.697360] ? find_held_lock+0x2b/0x80 [ 50.698134] ? do_prlimit+0x310/0x610 [ 50.698885] ? __pfx_do_seccomp+0x10/0x10 [ 50.699642] ? do_raw_spin_unlock+0x53/0x220 [ 50.700487] ? _raw_spin_unlock+0x1e/0x40 [ 50.701263] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.702231] ? static_key_count+0x60/0x80 [ 50.703028] prctl_set_seccomp+0x4e/0x70 [ 50.703769] __do_sys_prctl+0xe6c/0x1d70 [ 50.704570] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.705441] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.706413] ? irqentry_exit+0xf3/0x650 [ 50.707199] do_syscall_64+0xbf/0x430 [ 50.707946] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.708932] RIP: 0033:0x7f42512005cd [ 50.709591] 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 [ 50.712808] RSP: 002b:00007ffc407078d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.714215] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42512005cd [ 50.715507] RDX: 00005631b06ace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.716837] RBP: 00007ffc40707930 R08: 0000000000000000 R09: 00007ffc40706fd0 [ 50.718116] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631b1a1eb10 [ 50.719425] R13: 00007ffc40707d60 R14: 00005631b1a1f2b0 R15: 00005631b1a336f0 [ 50.720745] [ 50.721216] irq event stamp: 3029 [ 50.721869] hardirqs last enabled at (3039): [] __up_console_sem+0x78/0x80 [ 50.723399] hardirqs last disabled at (3048): [] __up_console_sem+0x5d/0x80 [ 50.724925] softirqs last enabled at (2946): [] handle_softirqs+0x50c/0x770 [ 50.726491] softirqs last disabled at (2941): [] __irq_exit_rcu+0xc4/0x100 [ 50.728021] ---[ end trace 0000000000000000 ]--- [ 51.506420] ------------[ cut here ]------------ [ 51.507343] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.509360] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 51.510796] Modules linked in: [ 51.511419] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.513438] Tainted: [W]=WARN [ 51.514041] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.515515] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.516430] 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 [ 51.519611] RSP: 0018:ffff888017247bc0 EFLAGS: 00010286 [ 51.520596] RAX: 0000000000000000 RBX: ffffed1002e48f78 RCX: ffffffff813a4050 [ 51.521887] RDX: ffff8880171b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.523178] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e48f2f [ 51.524455] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.525747] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017247df8 [ 51.527040] FS: 00007fc605021900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.528496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.529574] CR2: 00007fc605513580 CR3: 0000000016d49000 CR4: 0000000000350ef0 [ 51.530860] Call Trace: [ 51.531330] [ 51.531744] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.532647] ? __create_object+0x59/0x80 [ 51.533427] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.534399] __vmalloc_noprof+0x59/0x60 [ 51.535161] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.536038] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.536977] bpf_prog_alloc+0x39/0x200 [ 51.537684] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.538611] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.539518] do_seccomp+0x349/0x25e0 [ 51.540240] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.541171] ? __pfx_do_seccomp+0x10/0x10 [ 51.541966] ? find_held_lock+0x2b/0x80 [ 51.542680] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.543638] ? static_key_count+0x60/0x80 [ 51.544438] prctl_set_seccomp+0x4e/0x70 [ 51.545242] __do_sys_prctl+0xe6c/0x1d70 [ 51.546026] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.546885] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.547855] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.548807] ? irqentry_exit+0xf3/0x650 [ 51.549587] do_syscall_64+0xbf/0x430 [ 51.550327] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.551291] RIP: 0033:0x7fc6055135cd [ 51.551989] 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 [ 51.555291] RSP: 002b:00007ffd599fbe70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.556679] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc6055135cd [ 51.557990] RDX: 000055ce81755e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.559273] RBP: 00007ffd599fbed0 R08: 0000000000000000 R09: 00007ffd599fb570 [ 51.560578] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce8521cad0 [ 51.561881] R13: 00007ffd599fc300 R14: 000055ce8521dbc0 R15: 000055ce8522e780 [ 51.563183] [ 51.563608] irq event stamp: 1661 [ 51.564259] hardirqs last enabled at (1671): [] __up_console_sem+0x78/0x80 [ 51.565805] hardirqs last disabled at (1680): [] __up_console_sem+0x5d/0x80 [ 51.567373] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 51.568915] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 51.570441] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30069' (ECDSA) to the list of known hosts. 2025/11/18 04:32:13 fuzzer started 2025/11/18 04:32:13 dialing manager at localhost:37895 2025/11/18 04:32:13 checking machine... 2025/11/18 04:32:13 checking revisions... [ 52.572342] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:32:13 testing simple program... [ 52.662556] cgroup: Unknown subsys name 'net' [ 52.725851] cgroup: Unknown subsys name 'cpuset' [ 52.754037] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:32:12 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=1ffff11002d3bf3e RSI=ffff8880169dfd68 RDI=ffff8880169dfa40 RBP=ffff8880169dfde0 RSP=ffff8880169df980 R8 =0000000000000001 R9 =ffff8880169dfa30 R10=000000000003c9ed R11=00000000000255ec R12=ffff8880169dfa50 R13=ffff8880169dfa38 R14=ffff8880169dfd68 R15=ffff8880169df9f0 RIP=ffffffff8135f375 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 00007f4250d0e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f42512c5618 CR3=000000000d883000 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=dffffc0000000000 RBX=ffff88806cf381e8 RCX=ffffffff815c4e0a RDX=ffff888009757cb8 RSI=ffff888009757cb8 RDI=ffff888009757cc0 RBP=ffff888009757cb8 RSP=ffff888009757c10 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff888018f45440 R13=ffff888009757cb8 R14=ffff88806cf38160 R15=ffff88806cf381e8 RIP=ffffffff815dd990 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=00007f42512c60b0 CR3=0000000009f10000 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=2032313a32333a343020383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032313a32333a3430203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000