[ 45.914647] ------------[ cut here ]------------ [ 45.915408] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.917070] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.918267] Modules linked in: [ 45.918782] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.920430] Tainted: [W]=WARN [ 45.920925] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.922139] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.922897] 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 [ 45.925542] RSP: 0018:ffff888013b07bc0 EFLAGS: 00010286 [ 45.926354] RAX: 0000000000000000 RBX: ffffed1002760f78 RCX: ffffffff813a4050 [ 45.927411] RDX: ffff88801713d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.928516] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002760f2f [ 45.929581] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.930645] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013b07df8 [ 45.931723] FS: 00007fb7fde4b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.932914] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.933796] CR2: 00007ffcc9269ef7 CR3: 000000000cc64000 CR4: 0000000000350ef0 [ 45.934875] Call Trace: [ 45.935268] [ 45.935617] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.936366] ? __create_object+0x59/0x80 [ 45.937021] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.937824] __vmalloc_noprof+0x59/0x60 [ 45.938417] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.939140] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.939924] bpf_prog_alloc+0x39/0x200 [ 45.940496] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.941256] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.942007] do_seccomp+0x349/0x25e0 [ 45.942565] ? find_held_lock+0x2b/0x80 [ 45.943187] ? do_prlimit+0x310/0x610 [ 45.943808] ? __pfx_do_seccomp+0x10/0x10 [ 45.944423] ? do_raw_spin_unlock+0x53/0x220 [ 45.945115] ? _raw_spin_unlock+0x1e/0x40 [ 45.945763] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.946519] ? static_key_count+0x60/0x80 [ 45.947192] prctl_set_seccomp+0x4e/0x70 [ 45.947844] __do_sys_prctl+0xe6c/0x1d70 [ 45.948453] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.949153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.949954] ? irqentry_exit+0xf3/0x650 [ 45.950549] do_syscall_64+0xbf/0x430 [ 45.951159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.951951] RIP: 0033:0x7fb7fe33d5cd [ 45.952498] 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 [ 45.955112] RSP: 002b:00007ffcc9268790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.956254] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb7fe33d5cd [ 45.957310] RDX: 0000559090af1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.958369] RBP: 00007ffcc92687f0 R08: 0000000000000000 R09: 00007ffcc9267e90 [ 45.959440] R10: 0000000000000000 R11: 0000000000000246 R12: 000055909fbc0ad0 [ 45.960513] R13: 00007ffcc9268c20 R14: 000055909fbc1bc0 R15: 000055909fbd2780 [ 45.961588] [ 45.961980] irq event stamp: 1709 [ 45.962491] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 45.963754] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 45.965028] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 45.966303] softirqs last disabled at (1735): [] __irq_exit_rcu+0xc4/0x100 [ 45.967574] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.739962] ------------[ cut here ]------------ [ 48.740877] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.742952] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 48.744412] Modules linked in: [ 48.745058] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.747064] Tainted: [W]=WARN [ 48.747635] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.749323] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.750313] 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 [ 48.753533] RSP: 0018:ffff888016a17bc0 EFLAGS: 00010286 [ 48.754505] RAX: 0000000000000000 RBX: ffffed1002d42f78 RCX: ffffffff813a4050 [ 48.755790] RDX: ffff888015c99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.757088] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d42f2f [ 48.758370] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.759652] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a17df8 [ 48.760944] FS: 00007f0a1a5e1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.762371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.763433] CR2: 00007f0a1aad3580 CR3: 000000000ce12000 CR4: 0000000000350ef0 [ 48.764743] Call Trace: [ 48.765204] [ 48.765615] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.766529] ? __create_object+0x59/0x80 [ 48.767312] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.768310] __vmalloc_noprof+0x59/0x60 [ 48.769060] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.769942] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.770878] bpf_prog_alloc+0x39/0x200 [ 48.771580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.772503] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.773404] do_seccomp+0x349/0x25e0 [ 48.774123] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.775019] ? __pfx_do_seccomp+0x10/0x10 [ 48.775811] ? find_held_lock+0x2b/0x80 [ 48.776529] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.777496] ? static_key_count+0x60/0x80 [ 48.778295] prctl_set_seccomp+0x4e/0x70 [ 48.779073] __do_sys_prctl+0xe6c/0x1d70 [ 48.779870] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.780735] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.781641] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.782624] ? irqentry_exit+0xf3/0x650 [ 48.783388] do_syscall_64+0xbf/0x430 [ 48.784167] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.785133] RIP: 0033:0x7f0a1aad35cd [ 48.785833] 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 [ 48.788985] RSP: 002b:00007ffec4683fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.790355] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a1aad35cd [ 48.791656] RDX: 00005647195f1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.792968] RBP: 00007ffec4684040 R08: 0000000000000000 R09: 00007ffec46836e0 [ 48.794256] R10: 0000000000000000 R11: 0000000000000246 R12: 000056474a0b2ad0 [ 48.795550] R13: 00007ffec4684470 R14: 000056474a0b3bc0 R15: 000056474a0c4780 [ 48.796799] [ 48.797148] irq event stamp: 1873 [ 48.797646] hardirqs last enabled at (1881): [] __up_console_sem+0x78/0x80 [ 48.798954] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 48.800227] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 48.801503] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 48.802755] ---[ end trace 0000000000000000 ]--- [ 49.609425] ------------[ cut here ]------------ [ 49.610343] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.612368] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.613831] Modules linked in: [ 49.614431] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.616411] Tainted: [W]=WARN [ 49.616995] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.618475] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.619397] 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 [ 49.622580] RSP: 0018:ffff88801715fbc0 EFLAGS: 00010286 [ 49.623560] RAX: 0000000000000000 RBX: ffffed1002e2bf78 RCX: ffffffff813a4050 [ 49.624854] RDX: ffff8880150f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.626140] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2bf2f [ 49.627435] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.628728] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801715fdf8 [ 49.630005] FS: 00007fa57b339900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.631473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.632559] CR2: 00007ffd18c12ef7 CR3: 000000000cd1d000 CR4: 0000000000350ef0 [ 49.633840] Call Trace: [ 49.634297] [ 49.634741] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.635596] ? __create_object+0x59/0x80 [ 49.636365] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.637336] __vmalloc_noprof+0x59/0x60 [ 49.638090] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.638957] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.639898] bpf_prog_alloc+0x39/0x200 [ 49.640581] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.641489] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.642386] do_seccomp+0x349/0x25e0 [ 49.643105] ? find_held_lock+0x2b/0x80 [ 49.643867] ? do_prlimit+0x310/0x610 [ 49.644550] ? __pfx_do_seccomp+0x10/0x10 [ 49.645329] ? do_raw_spin_unlock+0x53/0x220 [ 49.646146] ? _raw_spin_unlock+0x1e/0x40 [ 49.646920] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.647880] ? static_key_count+0x60/0x80 [ 49.648626] prctl_set_seccomp+0x4e/0x70 [ 49.649405] __do_sys_prctl+0xe6c/0x1d70 [ 49.650194] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.651050] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.652018] ? irqentry_exit+0xf3/0x650 [ 49.652765] do_syscall_64+0xbf/0x430 [ 49.653450] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.654392] RIP: 0033:0x7fa57b82b5cd [ 49.655089] 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 [ 49.658207] RSP: 002b:00007ffd18c10420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.659571] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa57b82b5cd [ 49.660829] RDX: 000056342d060e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.662095] RBP: 00007ffd18c10480 R08: 0000000000000000 R09: 00007ffd18c0fb20 [ 49.663372] R10: 0000000000000000 R11: 0000000000000246 R12: 000056345b282bf0 [ 49.664656] R13: 00007ffd18c108b0 R14: 000056345b28c380 R15: 000056345b297460 [ 49.665964] [ 49.666387] irq event stamp: 1711 [ 49.667032] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 49.668574] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 49.670085] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 49.671626] softirqs last disabled at (1617): [] __irq_exit_rcu+0xc4/0x100 [ 49.673171] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14542' (ECDSA) to the list of known hosts. 2025/11/18 18:58:31 fuzzer started 2025/11/18 18:58:32 dialing manager at localhost:34383 2025/11/18 18:58:32 checking machine... 2025/11/18 18:58:32 checking revisions... [ 50.581075] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:58:32 testing simple program... [ 50.666769] cgroup: Unknown subsys name 'net' [ 50.723781] cgroup: Unknown subsys name 'cpuset' [ 50.740903] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:58:31 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800a96f770 RCX=ffff88800a96f58c RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff88800a96f580 R8 =ffffffff86a49dd0 R9 =ffff88800a96f678 R10=000000000003c9ed R11=0000000000012f5f R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff88801ac3d340 R15=0000000000000001 RIP=ffffffff81528f7d RFL=00000002 [-------] 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 00007f0a1a5e1900 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=00007f0a1ab990b0 CR3=000000001ec56000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffffea000075f7c0 RCX=ffffffff81920395 RDX=ffff8880155ad340 RSI=0000000000000246 RDI=ffff88801c87aae0 RBP=ffff88801c87aad8 RSP=ffff88800f3578f8 R8 =0000000000000001 R9 =ffffed10039162ae R10=0000000008000000 R11=0000000000000001 R12=0000000000000001 R13=0000000000000000 R14=ffffffffffffffff R15=00000000ffffffff RIP=ffffffff84c98130 RFL=00000093 [--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 =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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000056474a0eefe0 CR3=000000000da62000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=be6f33d0f75747e600000000000ae988 XMM05=1319e678c5640f8a0000000000320490 XMM06=1c9d3f5f5a5fd63600000000003203f8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000