[ 38.990290] ------------[ cut here ]------------ [ 38.991227] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.993335] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.994790] Modules linked in: [ 38.995481] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.997505] Tainted: [W]=WARN [ 38.998070] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.999560] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.000488] 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 [ 39.003727] RSP: 0018:ffff888018687bc0 EFLAGS: 00010286 [ 39.004731] RAX: 0000000000000000 RBX: ffffed10030d0f78 RCX: ffffffff813a4050 [ 39.006035] RDX: ffff88801632d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.007333] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030d0f2f [ 39.008653] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.009951] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018687df8 [ 39.011244] FS: 00007f8352f20900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.012709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.013782] CR2: 00007ffe48c0cef7 CR3: 0000000009f06000 CR4: 0000000000350ef0 [ 39.015080] Call Trace: [ 39.015582] [ 39.015997] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.016911] ? __create_object+0x59/0x80 [ 39.017706] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.018687] __vmalloc_noprof+0x59/0x60 [ 39.019450] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.020336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.021354] bpf_prog_alloc+0x39/0x200 [ 39.022064] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.022999] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.023916] do_seccomp+0x349/0x25e0 [ 39.024658] ? find_held_lock+0x2b/0x80 [ 39.025432] ? do_prlimit+0x310/0x610 [ 39.026139] ? __pfx_do_seccomp+0x10/0x10 [ 39.026929] ? do_raw_spin_unlock+0x53/0x220 [ 39.027773] ? _raw_spin_unlock+0x1e/0x40 [ 39.028569] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.029548] ? static_key_count+0x60/0x80 [ 39.030357] prctl_set_seccomp+0x4e/0x70 [ 39.031095] __do_sys_prctl+0xe6c/0x1d70 [ 39.031878] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.032740] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.033680] ? irqentry_exit+0xf3/0x650 [ 39.034420] do_syscall_64+0xbf/0x430 [ 39.035097] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.036023] RIP: 0033:0x7f83534125cd [ 39.036719] 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 [ 39.039781] RSP: 002b:00007ffe48c0b8c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.041114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f83534125cd [ 39.042350] RDX: 0000561e4bbc9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.043581] RBP: 00007ffe48c0b920 R08: 0000000000000000 R09: 00007ffe48c0afc0 [ 39.044832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e79668ad0 [ 39.046069] R13: 00007ffe48c0bd50 R14: 0000561e79669bc0 R15: 0000561e7967a780 [ 39.047331] [ 39.047740] irq event stamp: 1793 [ 39.048373] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 39.049856] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 39.051322] softirqs last enabled at (1396): [] handle_softirqs+0x50c/0x770 [ 39.052824] softirqs last disabled at (1391): [] __irq_exit_rcu+0xc4/0x100 [ 39.054288] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.028857] ------------[ cut here ]------------ [ 42.029835] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.031880] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.033364] Modules linked in: [ 42.033959] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.035910] Tainted: [W]=WARN [ 42.036517] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.037961] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.038853] 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 [ 42.041992] RSP: 0018:ffff888016137bc0 EFLAGS: 00010286 [ 42.042962] RAX: 0000000000000000 RBX: ffffed1002c26f78 RCX: ffffffff813a4050 [ 42.044240] RDX: ffff88801862d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.045568] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c26f2f [ 42.047210] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.048485] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016137df8 [ 42.049740] FS: 00007f5b0e6a7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.051143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.052205] CR2: 00007ffd9fd1fef7 CR3: 000000000bf6a000 CR4: 0000000000350ef0 [ 42.053479] Call Trace: [ 42.053953] [ 42.054393] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.055351] ? __create_object+0x59/0x80 [ 42.056273] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.057440] __vmalloc_noprof+0x59/0x60 [ 42.058380] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.059506] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.060440] bpf_prog_alloc+0x39/0x200 [ 42.061136] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.062047] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.062929] do_seccomp+0x349/0x25e0 [ 42.063623] ? find_held_lock+0x2b/0x80 [ 42.064389] ? do_prlimit+0x310/0x610 [ 42.065091] ? __pfx_do_seccomp+0x10/0x10 [ 42.065874] ? do_raw_spin_unlock+0x53/0x220 [ 42.066690] ? _raw_spin_unlock+0x1e/0x40 [ 42.067467] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.068422] ? static_key_count+0x60/0x80 [ 42.069227] prctl_set_seccomp+0x4e/0x70 [ 42.069952] __do_sys_prctl+0xe6c/0x1d70 [ 42.070733] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.071583] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.072558] ? irqentry_exit+0xf3/0x650 [ 42.073316] do_syscall_64+0xbf/0x430 [ 42.074027] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.074999] RIP: 0033:0x7f5b0eb995cd [ 42.075700] 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 [ 42.078864] RSP: 002b:00007ffd9fd1dff0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.080236] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b0eb995cd [ 42.081544] RDX: 000055d0f2334e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.082847] RBP: 00007ffd9fd1e050 R08: 0000000000000000 R09: 00007ffd9fd1d6f0 [ 42.084138] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d0fe4ccad0 [ 42.085461] R13: 00007ffd9fd1e480 R14: 000055d0fe4cdbc0 R15: 000055d0fe4de780 [ 42.086759] [ 42.087221] irq event stamp: 1815 [ 42.087827] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 42.089376] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 42.090915] softirqs last enabled at (1542): [] handle_softirqs+0x50c/0x770 [ 42.092488] softirqs last disabled at (1851): [] __irq_exit_rcu+0xc4/0x100 [ 42.094000] ---[ end trace 0000000000000000 ]--- [ 42.914978] ------------[ cut here ]------------ [ 42.915923] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.918055] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 42.919575] Modules linked in: [ 42.920227] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.922535] Tainted: [W]=WARN [ 42.923111] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.924714] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.925648] 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 [ 42.928953] RSP: 0018:ffff888017147bc0 EFLAGS: 00010286 [ 42.929961] RAX: 0000000000000000 RBX: ffffed1002e28f78 RCX: ffffffff813a4050 [ 42.931279] RDX: ffff888015fb1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.932612] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e28f2f [ 42.933938] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.935264] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017147df8 [ 42.936611] FS: 00007fd3ac088900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.938088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.939192] CR2: 00007ffe55d93ef7 CR3: 000000000e13b000 CR4: 0000000000350ef0 [ 42.940529] Call Trace: [ 42.941013] [ 42.941480] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.942407] ? __create_object+0x59/0x80 [ 42.943222] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.944220] __vmalloc_noprof+0x59/0x60 [ 42.944968] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.945871] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.946826] bpf_prog_alloc+0x39/0x200 [ 42.947590] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.948580] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.949519] do_seccomp+0x349/0x25e0 [ 42.950265] ? find_held_lock+0x2b/0x80 [ 42.951024] ? do_prlimit+0x310/0x610 [ 42.951789] ? __pfx_do_seccomp+0x10/0x10 [ 42.952670] ? do_raw_spin_unlock+0x53/0x220 [ 42.953529] ? _raw_spin_unlock+0x1e/0x40 [ 42.954329] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.955319] ? static_key_count+0x60/0x80 [ 42.956103] prctl_set_seccomp+0x4e/0x70 [ 42.956920] __do_sys_prctl+0xe6c/0x1d70 [ 42.957722] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.958610] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.959618] ? irqentry_exit+0xf3/0x650 [ 42.960411] do_syscall_64+0xbf/0x430 [ 42.961133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.962123] RIP: 0033:0x7fd3ac57a5cd [ 42.962849] 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 [ 42.966140] RSP: 002b:00007ffe55d916a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.967581] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd3ac57a5cd [ 42.968912] RDX: 000055d716b5ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.970240] RBP: 00007ffe55d91700 R08: 0000000000000000 R09: 00007ffe55d90da0 [ 42.971570] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d74012cad0 [ 42.972896] R13: 00007ffe55d91b30 R14: 000055d74012dbc0 R15: 000055d74013e780 [ 42.974251] [ 42.974694] irq event stamp: 1839 [ 42.975352] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 42.976941] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 42.978512] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 42.980109] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 42.981691] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28779' (ECDSA) to the list of known hosts. 2025/11/18 01:58:23 fuzzer started 2025/11/18 01:58:23 dialing manager at localhost:37895 2025/11/18 01:58:23 checking machine... 2025/11/18 01:58:23 checking revisions... [ 43.896057] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:58:24 testing simple program... [ 43.984822] cgroup: Unknown subsys name 'net' [ 44.036442] cgroup: Unknown subsys name 'cpuset' [ 44.052321] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:58:23 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff888018655340 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888018655d98 RSP=ffff888018687928 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888018655d98 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527049 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 00007f5b0e6a7900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5b0ec5e618 CR3=000000001f885000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888009757f58 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009757778 R8 =0000000000000001 R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000003ecc R12=ffffffff8135e7a2 R13=ffff888009757888 R14=ffff888009757f28 R15=ffff888009757840 RIP=ffffffff815bcf75 RFL=00000247 [---Z-PC] 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 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055d0fe4f1768 CR3=000000001f885000 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=0000000000000000000055d0f2295060 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000