[ 39.208536] ------------[ cut here ]------------ [ 39.209504] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.211524] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.212974] Modules linked in: [ 39.213612] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.215839] Tainted: [W]=WARN [ 39.216384] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.217937] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.218849] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.222028] RSP: 0018:ffff888017577bc0 EFLAGS: 00010286 [ 39.223004] RAX: 0000000000000000 RBX: ffffed1002eaef78 RCX: ffffffff813a4050 [ 39.224278] RDX: ffff88800f5f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.225576] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eaef2f [ 39.226849] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.228134] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017577df8 [ 39.229457] FS: 00007f89f6796900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.230883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.231941] CR2: 00007f89f6c88580 CR3: 000000000dccb000 CR4: 0000000000350ef0 [ 39.233237] Call Trace: [ 39.233744] [ 39.234152] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.235049] ? __create_object+0x59/0x80 [ 39.235829] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.236792] __vmalloc_noprof+0x59/0x60 [ 39.237552] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.238391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.239900] bpf_prog_alloc+0x39/0x200 [ 39.240657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.241600] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.242517] do_seccomp+0x349/0x25e0 [ 39.243184] ? lock_acquire+0x15e/0x2f0 [ 39.243970] ? find_held_lock+0x2b/0x80 [ 39.244738] ? __pfx_do_seccomp+0x10/0x10 [ 39.245551] ? lock_release+0xc8/0x290 [ 39.246258] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.247221] ? static_key_count+0x60/0x80 [ 39.248022] prctl_set_seccomp+0x4e/0x70 [ 39.248808] __do_sys_prctl+0xe6c/0x1d70 [ 39.249635] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.250516] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.251474] do_syscall_64+0xbf/0x430 [ 39.252168] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.253125] RIP: 0033:0x7f89f6c885cd [ 39.253822] 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 [ 39.256980] RSP: 002b:00007fff6f1710c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.258333] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f89f6c885cd [ 39.259614] RDX: 0000559c1e2cbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.260881] RBP: 00007fff6f171120 R08: 0000000000000000 R09: 00007fff6f1707c0 [ 39.262187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c3e1982b0 [ 39.263480] R13: 00007fff6f171550 R14: 0000559c3e19ad20 R15: 0000559c3e1ac8d0 [ 39.264785] [ 39.265222] irq event stamp: 1869 [ 39.265875] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 39.267380] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 39.268878] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 39.270080] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 39.271069] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.523466] ------------[ cut here ]------------ [ 42.524133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.525203] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.525936] Modules linked in: [ 42.526234] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.527313] Tainted: [W]=WARN [ 42.527690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.528413] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.528873] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.530507] RSP: 0018:ffff88800a88fbc0 EFLAGS: 00010286 [ 42.530999] RAX: 0000000000000000 RBX: ffffed1001511f78 RCX: ffffffff813a4050 [ 42.531658] RDX: ffff88800979d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.532281] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001511f2f [ 42.532941] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.533581] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a88fdf8 [ 42.534201] FS: 00007fe0dc8c1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.534920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.535451] CR2: 00007fe0dcdb3580 CR3: 000000001f978000 CR4: 0000000000350ef0 [ 42.536067] Call Trace: [ 42.536297] [ 42.536526] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.537336] ? __create_object+0x59/0x80 [ 42.537744] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.538206] __vmalloc_noprof+0x59/0x60 [ 42.538586] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.539000] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.539465] bpf_prog_alloc+0x39/0x200 [ 42.539814] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.540250] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.540703] do_seccomp+0x349/0x25e0 [ 42.541049] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.541503] ? __pfx_do_seccomp+0x10/0x10 [ 42.541884] ? find_held_lock+0x2b/0x80 [ 42.542239] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.542717] ? static_key_count+0x60/0x80 [ 42.543094] prctl_set_seccomp+0x4e/0x70 [ 42.543477] __do_sys_prctl+0xe6c/0x1d70 [ 42.543845] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.544244] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.544729] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.545194] ? irqentry_exit+0xf3/0x650 [ 42.545585] do_syscall_64+0xbf/0x430 [ 42.545938] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.546389] RIP: 0033:0x7fe0dcdb35cd [ 42.546743] 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 [ 42.548334] RSP: 002b:00007ffdd38440b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.549027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0dcdb35cd [ 42.549661] RDX: 00005576f0c86e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.550272] RBP: 00007ffdd3844110 R08: 0000000000000000 R09: 00007ffdd38437b0 [ 42.550903] R10: 0000000000000000 R11: 0000000000000246 R12: 000055772b596bf0 [ 42.551533] R13: 00007ffdd3844540 R14: 000055772b5a0380 R15: 000055772b5ab460 [ 42.552153] [ 42.552360] irq event stamp: 1725 [ 42.552685] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.553419] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 42.554173] softirqs last enabled at (1438): [] handle_softirqs+0x50c/0x770 [ 42.554934] softirqs last disabled at (1419): [] __irq_exit_rcu+0xc4/0x100 [ 42.555679] ---[ end trace 0000000000000000 ]--- [ 43.305198] ------------[ cut here ]------------ [ 43.306119] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.308106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.309561] Modules linked in: [ 43.310157] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.312181] Tainted: [W]=WARN [ 43.312786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.314280] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.315424] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.318720] RSP: 0018:ffff888017187bc0 EFLAGS: 00010286 [ 43.319696] RAX: 0000000000000000 RBX: ffffed1002e30f78 RCX: ffffffff813a4050 [ 43.320981] RDX: ffff88801780b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.322267] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e30f2f [ 43.323557] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.324853] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017187df8 [ 43.326151] FS: 00007f704adca900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.327599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.328677] CR2: 00007ffd1aa90ef7 CR3: 000000000da63000 CR4: 0000000000350ef0 [ 43.329966] Call Trace: [ 43.330469] [ 43.330881] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.331781] ? __create_object+0x59/0x80 [ 43.332580] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.333578] __vmalloc_noprof+0x59/0x60 [ 43.334304] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.335202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.336151] bpf_prog_alloc+0x39/0x200 [ 43.336906] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.337867] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.338787] do_seccomp+0x349/0x25e0 [ 43.339526] ? find_held_lock+0x2b/0x80 [ 43.340256] ? do_prlimit+0x310/0x610 [ 43.341025] ? __pfx_do_seccomp+0x10/0x10 [ 43.341830] ? do_raw_spin_unlock+0x53/0x220 [ 43.342678] ? _raw_spin_unlock+0x1e/0x40 [ 43.343430] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.344414] ? static_key_count+0x60/0x80 [ 43.345251] prctl_set_seccomp+0x4e/0x70 [ 43.346042] __do_sys_prctl+0xe6c/0x1d70 [ 43.346836] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.347713] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.348700] ? irqentry_exit+0xf3/0x650 [ 43.349485] do_syscall_64+0xbf/0x430 [ 43.350193] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.351158] RIP: 0033:0x7f704b2bc5cd [ 43.351877] 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 [ 43.355121] RSP: 002b:00007ffd1aa8f000 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.356509] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f704b2bc5cd [ 43.357862] RDX: 0000559e7f495e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.359206] RBP: 00007ffd1aa8f060 R08: 0000000000000000 R09: 00007ffd1aa8e700 [ 43.360551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559eb7b78ad0 [ 43.361913] R13: 00007ffd1aa8f490 R14: 0000559eb7b79bc0 R15: 0000559eb7b8a780 [ 43.363282] [ 43.363769] irq event stamp: 1843 [ 43.364406] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 43.365927] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 43.367270] softirqs last enabled at (1866): [] handle_softirqs+0x50c/0x770 [ 43.368634] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 43.369975] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30889' (ECDSA) to the list of known hosts. 2025/11/18 17:53:25 fuzzer started 2025/11/18 17:53:26 dialing manager at localhost:34383 2025/11/18 17:53:26 checking machine... 2025/11/18 17:53:26 checking revisions... [ 44.279232] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:53:26 testing simple program... [ 44.365037] cgroup: Unknown subsys name 'net' [ 44.426489] cgroup: Unknown subsys name 'cpuset' [ 44.443913] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:53:25 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff819fa406 RDX=ffff888014b48000 RSI=ffffea00007f3140 RDI=ffff888017ba7d68 RBP=ffffea00007f3140 RSP=ffff888017ba7b98 R8 =0000000000000001 R9 =fffff940000fe628 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000001 R15=ffff888017ba7d68 RIP=ffffffff819e93e2 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fe0dc8c1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe0dc886008 CR3=000000001f9c3000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000221e7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1bc0e56e08 CR3=000000000a1f9000 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=40dde17a7130c39f1b4bcd43dc3518a3 XMM02=0000000000306678ec2efd57dc4c00df XMM03=00000000003104c8342feee15be155a3 XMM04=b885cba51eaa6b3700000000000ae988 XMM05=469839bc743239db00000000003212a0 XMM06=5b75c91c804453420000000000320340 XMM07=e042d86d42eb936e0000000000310f08 XMM08=342feee15be155a300000000003066d8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000