syzkaller login: [ 45.733683] ------------[ cut here ]------------ [ 45.734621] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.736628] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.738298] Modules linked in: [ 45.738992] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.740986] Tainted: [W]=WARN [ 45.741541] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.743061] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.744003] 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 [ 45.747178] RSP: 0018:ffff888018e17bc0 EFLAGS: 00010286 [ 45.748188] RAX: 0000000000000000 RBX: ffffed10031c2f78 RCX: ffffffff813a4050 [ 45.749470] RDX: ffff888018da0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.750756] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031c2f2f [ 45.752048] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.753329] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018e17df8 [ 45.754625] FS: 00007f6c411f9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.756069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.757127] CR2: 00007ffe71aa3ef7 CR3: 000000000cb77000 CR4: 0000000000350ef0 [ 45.758416] Call Trace: [ 45.758932] [ 45.759349] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.760262] ? __create_object+0x59/0x80 [ 45.761055] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.762025] __vmalloc_noprof+0x59/0x60 [ 45.762795] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.763681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.764625] bpf_prog_alloc+0x39/0x200 [ 45.765322] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.766253] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.767162] do_seccomp+0x349/0x25e0 [ 45.767916] ? find_held_lock+0x2b/0x80 [ 45.768683] ? do_prlimit+0x310/0x610 [ 45.769390] ? __pfx_do_seccomp+0x10/0x10 [ 45.770179] ? do_raw_spin_unlock+0x53/0x220 [ 45.771018] ? _raw_spin_unlock+0x1e/0x40 [ 45.771828] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.772800] ? static_key_count+0x60/0x80 [ 45.773554] prctl_set_seccomp+0x4e/0x70 [ 45.774333] __do_sys_prctl+0xe6c/0x1d70 [ 45.775119] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.775992] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.776977] ? irqentry_exit+0xf3/0x650 [ 45.777739] do_syscall_64+0xbf/0x430 [ 45.778445] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.779386] RIP: 0033:0x7f6c416eb5cd [ 45.780106] 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 [ 45.783292] RSP: 002b:00007ffe71aa18b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.784689] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c416eb5cd [ 45.785979] RDX: 000055e6defc3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.787275] RBP: 00007ffe71aa1910 R08: 0000000000000000 R09: 00007ffe71aa0fb0 [ 45.788587] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e6fa3d62b0 [ 45.789864] R13: 00007ffe71aa1d40 R14: 000055e6fa3d8d20 R15: 000055e6fa3ea8d0 [ 45.791171] [ 45.791687] irq event stamp: 1843 [ 45.792291] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 45.793816] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 45.795352] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 45.796921] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 45.798431] ---[ end trace 0000000000000000 ]--- [ 49.025231] ------------[ cut here ]------------ [ 49.026167] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.028207] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.029709] Modules linked in: [ 49.030295] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.032308] Tainted: [W]=WARN [ 49.032894] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.034364] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.035278] 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 [ 49.038486] RSP: 0018:ffff888019ccfbc0 EFLAGS: 00010286 [ 49.039479] RAX: 0000000000000000 RBX: ffffed1003399f78 RCX: ffffffff813a4050 [ 49.040831] RDX: ffff88801a081bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.042130] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003399f2f [ 49.043419] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.044740] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ccfdf8 [ 49.046042] FS: 00007f565111f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.047489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.048598] CR2: 00007fff16ab8ef7 CR3: 000000000e105000 CR4: 0000000000350ef0 [ 49.049878] Call Trace: [ 49.050337] [ 49.050802] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.051733] ? __create_object+0x59/0x80 [ 49.052464] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.053442] __vmalloc_noprof+0x59/0x60 [ 49.054205] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.055085] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.056072] bpf_prog_alloc+0x39/0x200 [ 49.056816] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.057757] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.058668] do_seccomp+0x349/0x25e0 [ 49.059348] ? find_held_lock+0x2b/0x80 [ 49.060155] ? do_prlimit+0x310/0x610 [ 49.060909] ? __pfx_do_seccomp+0x10/0x10 [ 49.061708] ? do_raw_spin_unlock+0x53/0x220 [ 49.062503] ? _raw_spin_unlock+0x1e/0x40 [ 49.063286] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.064276] ? static_key_count+0x60/0x80 [ 49.065084] prctl_set_seccomp+0x4e/0x70 [ 49.065862] __do_sys_prctl+0xe6c/0x1d70 [ 49.066644] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.067462] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.068470] ? irqentry_exit+0xf3/0x650 [ 49.069231] do_syscall_64+0xbf/0x430 [ 49.069981] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.070938] RIP: 0033:0x7f56516115cd [ 49.071732] 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 [ 49.074924] RSP: 002b:00007fff16ab69d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.076336] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f56516115cd [ 49.077623] RDX: 00005564793fde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.078916] RBP: 00007fff16ab6a30 R08: 0000000000000000 R09: 00007fff16ab60d0 [ 49.080249] R10: 0000000000000000 R11: 0000000000000246 R12: 00005564af1f2ad0 [ 49.081554] R13: 00007fff16ab6e60 R14: 00005564af1f3bc0 R15: 00005564af204780 [ 49.082881] [ 49.083309] irq event stamp: 1815 [ 49.084011] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 49.085542] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 49.087103] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 49.088726] softirqs last disabled at (1855): [] __irq_exit_rcu+0xc4/0x100 [ 49.090265] ---[ end trace 0000000000000000 ]--- [ 49.884838] ------------[ cut here ]------------ [ 49.885756] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.887766] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.889220] Modules linked in: [ 49.889850] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.892071] Tainted: [W]=WARN [ 49.892739] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.894213] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.895123] 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 [ 49.898305] RSP: 0018:ffff888019ecfbc0 EFLAGS: 00010286 [ 49.899274] RAX: 0000000000000000 RBX: ffffed10033d9f78 RCX: ffffffff813a4050 [ 49.900587] RDX: ffff88801614d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.901870] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033d9f2f [ 49.903143] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.904447] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ecfdf8 [ 49.905729] FS: 00007fa2541fc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.907162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.908234] CR2: 00007fff43b6eef7 CR3: 000000000d006000 CR4: 0000000000350ef0 [ 49.909515] Call Trace: [ 49.910022] [ 49.910437] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.911330] ? __create_object+0x59/0x80 [ 49.912112] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.913078] __vmalloc_noprof+0x59/0x60 [ 49.913844] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.914724] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.915672] bpf_prog_alloc+0x39/0x200 [ 49.916369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.917304] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.918200] do_seccomp+0x349/0x25e0 [ 49.918921] ? find_held_lock+0x2b/0x80 [ 49.919685] ? do_prlimit+0x310/0x610 [ 49.920383] ? __pfx_do_seccomp+0x10/0x10 [ 49.921160] ? do_raw_spin_unlock+0x53/0x220 [ 49.921997] ? _raw_spin_unlock+0x1e/0x40 [ 49.922787] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.923758] ? static_key_count+0x60/0x80 [ 49.924515] prctl_set_seccomp+0x4e/0x70 [ 49.925289] __do_sys_prctl+0xe6c/0x1d70 [ 49.926065] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.926923] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.927898] ? irqentry_exit+0xf3/0x650 [ 49.928666] do_syscall_64+0xbf/0x430 [ 49.929367] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.930326] RIP: 0033:0x7fa2546ee5cd [ 49.931026] 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 [ 49.934199] RSP: 002b:00007fff43b6daf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.935552] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2546ee5cd [ 49.936860] RDX: 000056460aadbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.938136] RBP: 00007fff43b6db50 R08: 0000000000000000 R09: 00007fff43b6d1f0 [ 49.939411] R10: 0000000000000000 R11: 0000000000000246 R12: 000056462cc7aad0 [ 49.940693] R13: 00007fff43b6df80 R14: 000056462cc7bbc0 R15: 000056462cc8c780 [ 49.941991] [ 49.942415] irq event stamp: 1799 [ 49.943065] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 49.944602] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 49.946113] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 49.947665] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 49.949173] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20086' (ECDSA) to the list of known hosts. 2025/11/19 03:46:46 fuzzer started 2025/11/19 03:46:46 dialing manager at localhost:34383 2025/11/19 03:46:46 checking machine... 2025/11/19 03:46:46 checking revisions... [ 50.844156] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:46:47 testing simple program... [ 50.936029] cgroup: Unknown subsys name 'net' [ 50.988870] cgroup: Unknown subsys name 'cpuset' [ 51.016853] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:46:46 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000002 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff85e1ff20 RDI=ffff88800f410a80 RBP=ffffffff85e1ff20 RSP=ffff88806ce08be0 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=ffff88800f410000 R13=ffff88800f410a58 R14=00000000ffffffff R15=ffff88800f410a80 RIP=ffffffff84c7212f RFL=00000057 [---ZAPC] 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 00007f5e2ab07900 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=00005564af226000 CR3=000000000daa6000 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=43cf0881ea3e8ece00000000000ae988 XMM05=50c46c6b359d7c83000000000031fc38 XMM06=474038aa6c007e1f000000000031e2c0 XMM07=fb795ef6d6577056000000000030e380 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888009757dc0 RCX=ffff888009757794 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff8880096fc200 RBP=ffff888009750000 RSP=ffff8880097577c0 R8 =ffffffff86a0ba7e R9 =ffff888009757880 R10=000000000003c9ed R11=000000000000897b R12=ffff888009757801 R13=ffff888009757888 R14=ffff888009757dc0 R15=ffff888009757840 RIP=ffffffff815d2b26 RFL=00000296 [--S-AP-] 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 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff16ab0000 CR3=000000000d366000 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=2035343a36343a333020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035343a36343a3330203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000