[ 46.962253] ------------[ cut here ]------------ [ 46.963192] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.965238] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.966719] Modules linked in: [ 46.967304] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.969325] Tainted: [W]=WARN [ 46.969927] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.971379] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.972290] 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 [ 46.975406] RSP: 0018:ffff8880172c7bc0 EFLAGS: 00010286 [ 46.976381] RAX: 0000000000000000 RBX: ffffed1002e58f78 RCX: ffffffff813a4050 [ 46.977653] RDX: ffff88801baf5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.978930] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e58f2f [ 46.980194] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.981481] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172c7df8 [ 46.982752] FS: 00007ff0be4e5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.984178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.985245] CR2: 00007ff0be9d7580 CR3: 0000000009ec9000 CR4: 0000000000350ef0 [ 46.986510] Call Trace: [ 46.987014] [ 46.987417] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.988311] ? __create_object+0x59/0x80 [ 46.989087] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.990052] __vmalloc_noprof+0x59/0x60 [ 46.990820] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.991677] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.992561] bpf_prog_alloc+0x39/0x200 [ 46.993286] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.994202] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.995084] do_seccomp+0x349/0x25e0 [ 46.995789] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.996707] ? __pfx_do_seccomp+0x10/0x10 [ 46.997444] ? find_held_lock+0x2b/0x80 [ 46.998201] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.999142] ? static_key_count+0x60/0x80 [ 46.999945] prctl_set_seccomp+0x4e/0x70 [ 47.000734] __do_sys_prctl+0xe6c/0x1d70 [ 47.001462] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.002312] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.003276] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.004243] ? irqentry_exit+0xf3/0x650 [ 47.005018] do_syscall_64+0xbf/0x430 [ 47.005748] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.006686] RIP: 0033:0x7ff0be9d75cd [ 47.007334] 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 [ 47.010447] RSP: 002b:00007ffcb57d10c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.011795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0be9d75cd [ 47.013063] RDX: 00005603ad071e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.014338] RBP: 00007ffcb57d1120 R08: 0000000000000000 R09: 00007ffcb57d07c0 [ 47.015594] R10: 0000000000000000 R11: 0000000000000246 R12: 00005603e9153bf0 [ 47.016901] R13: 00007ffcb57d1550 R14: 00005603e915d380 R15: 00005603e9168460 [ 47.018177] [ 47.018589] irq event stamp: 1741 [ 47.019214] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 47.020730] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 47.022234] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 47.023754] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 47.025251] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.265981] ------------[ cut here ]------------ [ 50.266911] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.268661] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 50.269878] Modules linked in: [ 50.270357] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.271999] Tainted: [W]=WARN [ 50.272468] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.273697] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.274422] 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 [ 50.277222] RSP: 0018:ffff8880184b7bc0 EFLAGS: 00010286 [ 50.278019] RAX: 0000000000000000 RBX: ffffed1003096f78 RCX: ffffffff813a4050 [ 50.279068] RDX: ffff888016635340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.280133] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003096f2f [ 50.281219] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.282268] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880184b7df8 [ 50.283323] FS: 00007effe8e84900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.284520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.285431] CR2: 00007effe9376580 CR3: 0000000020885000 CR4: 0000000000350ef0 [ 50.286638] Call Trace: [ 50.287018] [ 50.287363] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.288112] ? __create_object+0x59/0x80 [ 50.288767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.289533] __vmalloc_noprof+0x59/0x60 [ 50.290164] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.290884] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.291655] bpf_prog_alloc+0x39/0x200 [ 50.292235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.293012] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.293821] do_seccomp+0x349/0x25e0 [ 50.294386] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.295130] ? __pfx_do_seccomp+0x10/0x10 [ 50.295794] ? find_held_lock+0x2b/0x80 [ 50.296392] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.297194] ? static_key_count+0x60/0x80 [ 50.297846] prctl_set_seccomp+0x4e/0x70 [ 50.298448] __do_sys_prctl+0xe6c/0x1d70 [ 50.299084] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.299779] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.300547] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.301348] ? irqentry_exit+0xf3/0x650 [ 50.301974] do_syscall_64+0xbf/0x430 [ 50.302549] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.303329] RIP: 0033:0x7effe93765cd [ 50.303902] 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 [ 50.306528] RSP: 002b:00007ffcc5217d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.307649] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007effe93765cd [ 50.308719] RDX: 0000560208945e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.309779] RBP: 00007ffcc5217dd0 R08: 0000000000000000 R09: 00007ffcc5217470 [ 50.310852] R10: 0000000000000000 R11: 0000000000000246 R12: 000056021adbead0 [ 50.311932] R13: 00007ffcc5218200 R14: 000056021adbfbc0 R15: 000056021add0780 [ 50.313040] [ 50.313397] irq event stamp: 1775 [ 50.313938] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 50.315225] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 50.316487] softirqs last enabled at (1374): [] handle_softirqs+0x50c/0x770 [ 50.317788] softirqs last disabled at (1363): [] __irq_exit_rcu+0xc4/0x100 [ 50.319052] ---[ end trace 0000000000000000 ]--- [ 51.176420] ------------[ cut here ]------------ [ 51.177466] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.179889] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 51.181402] Modules linked in: [ 51.182020] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.183928] Tainted: [W]=WARN [ 51.184471] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.185914] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.186798] 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 [ 51.189861] RSP: 0018:ffff888016bcfbc0 EFLAGS: 00010286 [ 51.190810] RAX: 0000000000000000 RBX: ffffed1002d79f78 RCX: ffffffff813a4050 [ 51.192041] RDX: ffff888015c1b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.193307] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d79f2f [ 51.194546] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.195778] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bcfdf8 [ 51.197030] FS: 00007fddb2549900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 51.198416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.199436] CR2: 00007fffa6fe4ef7 CR3: 000000000d0ce000 CR4: 0000000000350ef0 [ 51.200702] Call Trace: [ 51.201097] [ 51.201448] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.202208] ? __create_object+0x59/0x80 [ 51.202866] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.203676] __vmalloc_noprof+0x59/0x60 [ 51.204276] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.205020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.205805] bpf_prog_alloc+0x39/0x200 [ 51.206387] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.207172] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.207934] do_seccomp+0x349/0x25e0 [ 51.208518] ? find_held_lock+0x2b/0x80 [ 51.209168] ? do_prlimit+0x310/0x610 [ 51.209791] ? __pfx_do_seccomp+0x10/0x10 [ 51.210415] ? do_raw_spin_unlock+0x53/0x220 [ 51.211124] ? _raw_spin_unlock+0x1e/0x40 [ 51.211794] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.212581] ? static_key_count+0x60/0x80 [ 51.213269] prctl_set_seccomp+0x4e/0x70 [ 51.213932] __do_sys_prctl+0xe6c/0x1d70 [ 51.214551] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.215276] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.216092] ? irqentry_exit+0xf3/0x650 [ 51.216752] do_syscall_64+0xbf/0x430 [ 51.217336] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.218137] RIP: 0033:0x7fddb2a3b5cd [ 51.218736] 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 [ 51.221384] RSP: 002b:00007fffa6fe2850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.222527] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fddb2a3b5cd [ 51.223652] RDX: 000055583912ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.224745] RBP: 00007fffa6fe28b0 R08: 0000000000000000 R09: 00007fffa6fe1f50 [ 51.225828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555858298ad0 [ 51.226910] R13: 00007fffa6fe2ce0 R14: 0000555858299bc0 R15: 00005558582aa780 [ 51.228003] [ 51.228373] irq event stamp: 1775 [ 51.228947] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 51.230227] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 51.231505] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 51.232818] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 51.234087] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7502' (ECDSA) to the list of known hosts. 2025/11/18 05:02:38 fuzzer started 2025/11/18 05:02:38 dialing manager at localhost:37895 2025/11/18 05:02:38 checking machine... 2025/11/18 05:02:38 checking revisions... [ 52.138343] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:02:38 testing simple program... [ 52.232277] cgroup: Unknown subsys name 'net' [ 52.293914] cgroup: Unknown subsys name 'cpuset' [ 52.309288] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:02:37 Registers: info registers vcpu 0 RAX=ffffffff81b62834 RBX=ffffffff8672a154 RCX=ffffffff81b6283c RDX=0000000000000000 RSI=ffffffff86abec06 RDI=ffffffff8672a138 RBP=ffffffff8672a158 RSP=ffff88801771f9a8 R8 =ffffffff86abec06 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026761 R12=ffffffff8672a170 R13=ffffffff8672a138 R14=ffffffff8672a138 R15=dffffc0000000000 RIP=ffffffff8135da7f RFL=00000202 [-------] 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 00007effe8e84900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc5211000 CR3=000000000da36000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002288f 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 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc57d0ed48 CR3=000000000be26000 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=f763436ef71a72b30a44834a100b37a3 XMM02=ec2efd57dc4c00df0000000000303428 XMM03=1e53683418614e3900000000003034f8 XMM04=9da74b38bb12580700000000000ae988 XMM05=322fdcab589c4c04000000000031fa28 XMM06=474038aa6c007e1f000000000031f0b0 XMM07=e042d86d42eb936e000000000030f7d0 XMM08=1e53683418614e3900000000003034f8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000