syzkaller login: [ 46.354928] ------------[ cut here ]------------ [ 46.355857] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.357871] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.359359] Modules linked in: [ 46.360000] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.362222] Tainted: [W]=WARN [ 46.363081] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.364559] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.365964] 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 [ 46.369142] RSP: 0018:ffff88800f10fbc0 EFLAGS: 00010286 [ 46.370149] RAX: 0000000000000000 RBX: ffffed1001e21f78 RCX: ffffffff813a4050 [ 46.371429] RDX: ffff88801356d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.372716] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e21f2f [ 46.374014] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.375295] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f10fdf8 [ 46.376564] FS: 00007f137d952900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.377992] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.379054] CR2: 00007f137de44580 CR3: 000000000b950000 CR4: 0000000000350ef0 [ 46.380322] Call Trace: [ 46.380832] [ 46.381236] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.382148] ? __create_object+0x59/0x80 [ 46.382922] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.383876] __vmalloc_noprof+0x59/0x60 [ 46.384633] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.385501] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.386446] bpf_prog_alloc+0x39/0x200 [ 46.387123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.388045] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.388951] do_seccomp+0x349/0x25e0 [ 46.389656] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.390566] ? __pfx_do_seccomp+0x10/0x10 [ 46.391308] ? find_held_lock+0x2b/0x80 [ 46.392059] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.393023] ? static_key_count+0x60/0x80 [ 46.393822] prctl_set_seccomp+0x4e/0x70 [ 46.394610] __do_sys_prctl+0xe6c/0x1d70 [ 46.395335] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.396177] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.397124] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.398106] ? irqentry_exit+0xf3/0x650 [ 46.398869] do_syscall_64+0xbf/0x430 [ 46.399592] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.400540] RIP: 0033:0x7f137de445cd [ 46.401191] 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 [ 46.404323] RSP: 002b:00007ffe5afdc9e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.405669] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f137de445cd [ 46.406960] RDX: 0000562b6deb1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.408240] RBP: 00007ffe5afdca40 R08: 0000000000000000 R09: 00007ffe5afdc0e0 [ 46.409501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ba2c0f2b0 [ 46.410787] R13: 00007ffe5afdce70 R14: 0000562ba2c11d20 R15: 0000562ba2c238d0 [ 46.412077] [ 46.412550] irq event stamp: 1835 [ 46.413148] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 46.414657] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 46.416159] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 46.417683] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 46.419208] ---[ end trace 0000000000000000 ]--- [ 49.777175] ------------[ cut here ]------------ [ 49.778130] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.780149] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.781648] Modules linked in: [ 49.782246] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.784204] Tainted: [W]=WARN [ 49.784823] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.786280] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.787187] 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 [ 49.790356] RSP: 0018:ffff88800f6f7bc0 EFLAGS: 00010286 [ 49.791304] RAX: 0000000000000000 RBX: ffffed1001edef78 RCX: ffffffff813a4050 [ 49.792580] RDX: ffff888016ccb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.793900] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001edef2f [ 49.795197] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.796485] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f6f7df8 [ 49.797762] FS: 00007f0d1bdf9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.799204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.800258] CR2: 00007ffe51221ef7 CR3: 000000000bda5000 CR4: 0000000000350ef0 [ 49.801547] Call Trace: [ 49.802026] [ 49.802503] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.803355] ? __create_object+0x59/0x80 [ 49.804139] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.805102] __vmalloc_noprof+0x59/0x60 [ 49.805856] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.806722] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.807660] bpf_prog_alloc+0x39/0x200 [ 49.808357] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.809282] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.810197] do_seccomp+0x349/0x25e0 [ 49.810908] ? find_held_lock+0x2b/0x80 [ 49.811675] ? do_prlimit+0x310/0x610 [ 49.812384] ? __pfx_do_seccomp+0x10/0x10 [ 49.813169] ? do_raw_spin_unlock+0x53/0x220 [ 49.813997] ? _raw_spin_unlock+0x1e/0x40 [ 49.815003] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.816004] ? static_key_count+0x60/0x80 [ 49.816810] prctl_set_seccomp+0x4e/0x70 [ 49.817580] __do_sys_prctl+0xe6c/0x1d70 [ 49.818337] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.819220] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.820183] ? irqentry_exit+0xf3/0x650 [ 49.820942] do_syscall_64+0xbf/0x430 [ 49.821676] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.822645] RIP: 0033:0x7f0d1c2eb5cd [ 49.823299] 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 [ 49.826456] RSP: 002b:00007ffe5121f7a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.827804] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0d1c2eb5cd [ 49.829105] RDX: 000055a950c92e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.830408] RBP: 00007ffe5121f800 R08: 0000000000000000 R09: 00007ffe5121eea0 [ 49.831683] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a96dc2d2b0 [ 49.832955] R13: 00007ffe5121fc30 R14: 000055a96dc2fd20 R15: 000055a96dc418d0 [ 49.834254] [ 49.834729] irq event stamp: 1807 [ 49.835329] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 49.836849] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 49.838367] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 49.839914] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 49.841418] ---[ end trace 0000000000000000 ]--- [ 50.670599] ------------[ cut here ]------------ [ 50.671517] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.673532] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.674965] Modules linked in: [ 50.675587] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.677529] Tainted: [W]=WARN [ 50.678083] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.679524] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.680377] 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 [ 50.683521] RSP: 0018:ffff888017267bc0 EFLAGS: 00010286 [ 50.684476] RAX: 0000000000000000 RBX: ffffed1002e4cf78 RCX: ffffffff813a4050 [ 50.685745] RDX: ffff888013568000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.687013] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4cf2f [ 50.688278] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.689536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017267df8 [ 50.690794] FS: 00007f3f10aaa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.692206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.693260] CR2: 00007ffcfde31ef7 CR3: 000000001e10d000 CR4: 0000000000350ef0 [ 50.694527] Call Trace: [ 50.694982] [ 50.695425] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.696269] ? __create_object+0x59/0x80 [ 50.697032] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.697981] __vmalloc_noprof+0x59/0x60 [ 50.698743] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.699606] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.700517] bpf_prog_alloc+0x39/0x200 [ 50.701198] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.702118] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.702993] do_seccomp+0x349/0x25e0 [ 50.703699] ? find_held_lock+0x2b/0x80 [ 50.704454] ? do_prlimit+0x310/0x610 [ 50.705141] ? __pfx_do_seccomp+0x10/0x10 [ 50.705912] ? do_raw_spin_unlock+0x53/0x220 [ 50.706750] ? _raw_spin_unlock+0x1e/0x40 [ 50.707523] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.708474] ? static_key_count+0x60/0x80 [ 50.709223] prctl_set_seccomp+0x4e/0x70 [ 50.710000] __do_sys_prctl+0xe6c/0x1d70 [ 50.710801] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.711664] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.712650] ? irqentry_exit+0xf3/0x650 [ 50.713375] do_syscall_64+0xbf/0x430 [ 50.714118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.715080] RIP: 0033:0x7f3f10f9c5cd [ 50.715784] 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 [ 50.719001] RSP: 002b:00007ffcfde2f830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.720399] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f10f9c5cd [ 50.721697] RDX: 000055b2341b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.722998] RBP: 00007ffcfde2f890 R08: 0000000000000000 R09: 00007ffcfde2ef30 [ 50.724286] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b27143c2b0 [ 50.725573] R13: 00007ffcfde2fcc0 R14: 000055b27143ed20 R15: 000055b2714508d0 [ 50.726898] [ 50.727320] irq event stamp: 1779 [ 50.727976] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 50.729492] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 50.731057] softirqs last enabled at (1362): [] handle_softirqs+0x50c/0x770 [ 50.732595] softirqs last disabled at (1357): [] __irq_exit_rcu+0xc4/0x100 [ 50.734118] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18580' (ECDSA) to the list of known hosts. 2025/11/17 11:30:06 fuzzer started 2025/11/17 11:30:06 dialing manager at localhost:37895 2025/11/17 11:30:06 checking machine... 2025/11/17 11:30:06 checking revisions... [ 51.654279] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:30:06 testing simple program... [ 51.749469] cgroup: Unknown subsys name 'net' [ 51.807260] cgroup: Unknown subsys name 'cpuset' [ 51.826139] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:30:05 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08ac8 RCX=0000000000000000 RDX=1ffff1100d9c114b RSI=0000000000000000 RDI=ffff88806ce08aa0 RBP=ffff8880159f5340 RSP=ffff88806ce089e0 R8 =0000000000000001 R9 =0000000000000000 R10=ffff88806ce08a30 R11=0000000000000001 R12=0000000000000000 R13=ffff88806ce08a58 R14=ffff8880159f5340 R15=ffff88806ce08a30 RIP=ffffffff81360990 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 00007f0d1bdf9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe51219000 CR3=000000000e3b5000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=b503ba001073dead RBX=ffff88806cf08fe0 RCX=ffff88806cf089c4 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff8880159f0a80 RBP=ffffffff85e1ffe0 RSP=ffff88806cf089b8 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=0000000000008964 R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff8880159f0000 R15=0000000000000002 RIP=ffffffff81528fc6 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 00007f0048397900 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=00007f0047aae000 CR3=000000000aa8e000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=3b04deca72dd391b00000000000ae988 XMM05=953753c847d7c4680000000000321218 XMM06=4ad197355db58534000000000031fc48 XMM07=fb795ef6d6577056000000000030fd78 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000