[ 46.386726] ------------[ cut here ]------------ [ 46.387657] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.389710] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.391493] Modules linked in: [ 46.392095] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.394100] Tainted: [W]=WARN [ 46.394691] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.396196] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.397124] 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 [ 46.400351] RSP: 0018:ffff888017047bc0 EFLAGS: 00010286 [ 46.401344] RAX: 0000000000000000 RBX: ffffed1002e08f78 RCX: ffffffff813a4050 [ 46.402647] RDX: ffff88801779b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.403964] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e08f2f [ 46.405266] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.406562] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017047df8 [ 46.407868] FS: 00007f4a09129900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.409330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.410426] CR2: 00007fffbac23ef8 CR3: 000000000ca8e000 CR4: 0000000000350ef0 [ 46.411772] Call Trace: [ 46.412257] [ 46.412734] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.413674] ? __create_object+0x59/0x80 [ 46.414500] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.415529] __vmalloc_noprof+0x59/0x60 [ 46.416280] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.417190] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.418170] bpf_prog_alloc+0x39/0x200 [ 46.418957] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.419930] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.420877] do_seccomp+0x349/0x25e0 [ 46.421635] ? find_held_lock+0x2b/0x80 [ 46.422386] ? do_prlimit+0x310/0x610 [ 46.423184] ? __pfx_do_seccomp+0x10/0x10 [ 46.424009] ? do_raw_spin_unlock+0x53/0x220 [ 46.424877] ? _raw_spin_unlock+0x1e/0x40 [ 46.425695] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.426717] ? static_key_count+0x60/0x80 [ 46.427571] prctl_set_seccomp+0x4e/0x70 [ 46.428345] __do_sys_prctl+0xe6c/0x1d70 [ 46.429166] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.430071] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.431102] ? irqentry_exit+0xf3/0x650 [ 46.431896] do_syscall_64+0xbf/0x430 [ 46.432678] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.433677] RIP: 0033:0x7f4a0961b5cd [ 46.434369] 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 [ 46.437756] RSP: 002b:00007fffbac22620 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.439201] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a0961b5cd [ 46.440557] RDX: 00005564a1836e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.441904] RBP: 00007fffbac22680 R08: 0000000000000000 R09: 00007fffbac21d20 [ 46.443265] R10: 0000000000000000 R11: 0000000000000246 R12: 00005564af233ad0 [ 46.444623] R13: 00007fffbac22ab0 R14: 00005564af234bc0 R15: 00005564af245780 [ 46.445988] [ 46.446475] irq event stamp: 1901 [ 46.447124] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 46.448193] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 46.449195] softirqs last enabled at (1878): [] handle_softirqs+0x50c/0x770 [ 46.450217] softirqs last disabled at (1873): [] __irq_exit_rcu+0xc4/0x100 [ 46.451230] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.373364] ------------[ cut here ]------------ [ 49.374283] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.376269] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.377696] Modules linked in: [ 49.378267] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.380206] Tainted: [W]=WARN [ 49.380782] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.382195] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.383101] 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 [ 49.386152] RSP: 0018:ffff88800d90fbc0 EFLAGS: 00010286 [ 49.387118] RAX: 0000000000000000 RBX: ffffed1001b21f78 RCX: ffffffff813a4050 [ 49.388354] RDX: ffff8880172e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.389598] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001b21f2f [ 49.390842] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.392088] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d90fdf8 [ 49.393313] FS: 00007f229f3f9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.394705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.395741] CR2: 00007ffc2a761ef8 CR3: 000000000d94d000 CR4: 0000000000350ef0 [ 49.396984] Call Trace: [ 49.397471] [ 49.397859] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.398727] ? __create_object+0x59/0x80 [ 49.399522] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.400448] __vmalloc_noprof+0x59/0x60 [ 49.401140] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.401984] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.402886] bpf_prog_alloc+0x39/0x200 [ 49.403616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.404512] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.405343] do_seccomp+0x349/0x25e0 [ 49.406043] ? find_held_lock+0x2b/0x80 [ 49.406773] ? do_prlimit+0x310/0x610 [ 49.407522] ? __pfx_do_seccomp+0x10/0x10 [ 49.408236] ? do_raw_spin_unlock+0x53/0x220 [ 49.409044] ? _raw_spin_unlock+0x1e/0x40 [ 49.409788] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.410737] ? static_key_count+0x60/0x80 [ 49.411527] prctl_set_seccomp+0x4e/0x70 [ 49.412243] __do_sys_prctl+0xe6c/0x1d70 [ 49.413016] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.413860] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.414803] ? irqentry_exit+0xf3/0x650 [ 49.415579] do_syscall_64+0xbf/0x430 [ 49.416242] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.417179] RIP: 0033:0x7f229f8eb5cd [ 49.417851] 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 [ 49.420925] RSP: 002b:00007ffc2a75f8f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.422245] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f229f8eb5cd [ 49.423503] RDX: 00005625bd613e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.424748] RBP: 00007ffc2a75f950 R08: 0000000000000000 R09: 00007ffc2a75eff0 [ 49.425991] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625eeb76ad0 [ 49.427236] R13: 00007ffc2a75fd80 R14: 00005625eeb77bc0 R15: 00005625eeb88780 [ 49.428500] [ 49.428918] irq event stamp: 1743 [ 49.429544] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 49.431051] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 49.432535] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 49.434026] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 49.435502] ---[ end trace 0000000000000000 ]--- [ 50.255959] ------------[ cut here ]------------ [ 50.256865] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.258900] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.260343] Modules linked in: [ 50.260959] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.263193] Tainted: [W]=WARN [ 50.263858] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.265362] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.266275] 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 [ 50.269561] RSP: 0018:ffff88800e4a7bc0 EFLAGS: 00010286 [ 50.270549] RAX: 0000000000000000 RBX: ffffed1001c94f78 RCX: ffffffff813a4050 [ 50.271853] RDX: ffff88800d725340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.273126] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c94f2f [ 50.274439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.275735] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e4a7df8 [ 50.277025] FS: 00007fd7964b6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.278450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.279529] CR2: 00007fd7969a8580 CR3: 000000001ee7d000 CR4: 0000000000350ef0 [ 50.280811] Call Trace: [ 50.281284] [ 50.281732] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.282644] ? __create_object+0x59/0x80 [ 50.283450] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.284364] __vmalloc_noprof+0x59/0x60 [ 50.285110] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.285985] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.286922] bpf_prog_alloc+0x39/0x200 [ 50.287679] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.288615] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.289508] do_seccomp+0x349/0x25e0 [ 50.290182] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.291094] ? __pfx_do_seccomp+0x10/0x10 [ 50.291869] ? find_held_lock+0x2b/0x80 [ 50.292621] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.293565] ? static_key_count+0x60/0x80 [ 50.294320] prctl_set_seccomp+0x4e/0x70 [ 50.295104] __do_sys_prctl+0xe6c/0x1d70 [ 50.295874] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.296717] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.297654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.298607] ? irqentry_exit+0xf3/0x650 [ 50.299334] do_syscall_64+0xbf/0x430 [ 50.300064] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.300998] RIP: 0033:0x7fd7969a85cd [ 50.301674] 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 [ 50.304795] RSP: 002b:00007fffbdb632a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.306119] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd7969a85cd [ 50.307389] RDX: 00005602acb65e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.308662] RBP: 00007fffbdb63300 R08: 0000000000000000 R09: 00007fffbdb629a0 [ 50.309913] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602cbf51b10 [ 50.311183] R13: 00007fffbdb63730 R14: 00005602cbf522b0 R15: 00005602cbf666f0 [ 50.312458] [ 50.312870] irq event stamp: 1783 [ 50.313501] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 50.315019] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 50.316508] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 50.318033] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 50.319535] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:6484' (ECDSA) to the list of known hosts. 2025/11/17 22:41:56 fuzzer started 2025/11/17 22:41:57 dialing manager at localhost:37895 2025/11/17 22:41:57 checking machine... 2025/11/17 22:41:57 checking revisions... [ 51.367250] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:41:57 testing simple program... [ 51.468444] cgroup: Unknown subsys name 'net' [ 51.544499] cgroup: Unknown subsys name 'cpuset' [ 51.563743] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 22:41:56 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000003 RCX=ffff88806ce089a4 RDX=0000000000000000 RSI=ffffffff83d83305 RDI=ffff888015981fbc RBP=ffff888015981bc0 RSP=ffff88806ce089c8 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000a23fb R12=0000000000000000 R13=ffff88806ce08a98 R14=ffff888015981bc0 R15=ffff88806ce08a50 RIP=ffffffff815bd5fd RFL=00000246 [---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 00007f229f3f9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc2a759000 CR3=000000000bab4000 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=ffffffff815d6b08 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888009757c01 RSI=ffff888009757c38 RDI=ffff888009757c38 RBP=ffff888009757898 RSP=ffff8880097577c8 R8 =ffffffff86aaf52c R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000023e3c R12=ffff8880097578a0 R13=ffff888009757888 R14=ffff888009757c40 R15=ffff888009757840 RIP=ffffffff8135da23 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe03d92b08 CR3=000000000de8d000 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=e676aaf325b0e18f1d4fdca298ec5b31 XMM02=2c67c8bc2e329bc30000000000303688 XMM03=fb795ef6d6577056000000000030fc48 XMM04=46a38c3438e4818200000000000ae988 XMM05=d96330e2d2db8632000000000031f7f0 XMM06=db2c647aae9b2df900000000003198f0 XMM07=e042d86d42eb936e000000000030fec8 XMM08=b3af8543dc76f49d00000000003036e8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000