[ 39.043148] ------------[ cut here ]------------ [ 39.044225] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.046392] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.047978] Modules linked in: [ 39.048615] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.051154] Tainted: [W]=WARN [ 39.051758] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.053925] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.054954] 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 [ 39.058346] RSP: 0018:ffff888015fa7bc0 EFLAGS: 00010286 [ 39.059424] RAX: 0000000000000000 RBX: ffffed1002bf4f78 RCX: ffffffff813a4050 [ 39.060819] RDX: ffff88801723d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.062245] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf4f2f [ 39.063578] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.064974] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fa7df8 [ 39.066480] FS: 00007f361453d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.067945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.069024] CR2: 00007ffd7e41def7 CR3: 000000000e36c000 CR4: 0000000000350ef0 [ 39.070341] Call Trace: [ 39.070815] [ 39.071282] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.072184] ? __create_object+0x59/0x80 [ 39.072976] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.073962] __vmalloc_noprof+0x59/0x60 [ 39.074698] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.075580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.076512] bpf_prog_alloc+0x39/0x200 [ 39.077256] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.078196] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.079105] do_seccomp+0x349/0x25e0 [ 39.079776] ? find_held_lock+0x2b/0x80 [ 39.080539] ? do_prlimit+0x310/0x610 [ 39.081281] ? __pfx_do_seccomp+0x10/0x10 [ 39.082083] ? do_raw_spin_unlock+0x53/0x220 [ 39.082937] ? _raw_spin_unlock+0x1e/0x40 [ 39.083690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.084756] ? static_key_count+0x60/0x80 [ 39.085575] prctl_set_seccomp+0x4e/0x70 [ 39.086375] __do_sys_prctl+0xe6c/0x1d70 [ 39.087166] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.088020] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.088993] ? irqentry_exit+0xf3/0x650 [ 39.089728] do_syscall_64+0xbf/0x430 [ 39.090490] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.091433] RIP: 0033:0x7f3614a2f5cd [ 39.092136] 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 [ 39.095314] RSP: 002b:00007ffd7e41cb20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.096689] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3614a2f5cd [ 39.097982] RDX: 00005614dcffbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.099276] RBP: 00007ffd7e41cb80 R08: 0000000000000000 R09: 00007ffd7e41c220 [ 39.100567] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614e6a48ad0 [ 39.101869] R13: 00007ffd7e41cfb0 R14: 00005614e6a49bc0 R15: 00005614e6a5a780 [ 39.103176] [ 39.103601] irq event stamp: 1935 [ 39.104260] hardirqs last enabled at (1945): [] __up_console_sem+0x78/0x80 [ 39.105801] hardirqs last disabled at (1954): [] __up_console_sem+0x5d/0x80 [ 39.107385] softirqs last enabled at (1884): [] handle_softirqs+0x50c/0x770 [ 39.108944] softirqs last disabled at (1879): [] __irq_exit_rcu+0xc4/0x100 [ 39.110480] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.601279] ------------[ cut here ]------------ [ 42.602205] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.604223] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.605665] Modules linked in: [ 42.606295] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.608492] Tainted: [W]=WARN [ 42.609152] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.610623] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.611540] 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 [ 42.614681] RSP: 0018:ffff8880167ffbc0 EFLAGS: 00010286 [ 42.615650] RAX: 0000000000000000 RBX: ffffed1002cfff78 RCX: ffffffff813a4050 [ 42.616926] RDX: ffff88801723b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.618202] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cfff2f [ 42.619473] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.620747] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167ffdf8 [ 42.622030] FS: 00007f95d8084900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.623451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.624501] CR2: 00007f95d8576580 CR3: 000000000b8b8000 CR4: 0000000000350ef0 [ 42.625771] Call Trace: [ 42.626280] [ 42.626690] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.627591] ? __create_object+0x59/0x80 [ 42.628362] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.629326] __vmalloc_noprof+0x59/0x60 [ 42.630080] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.630954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.631882] bpf_prog_alloc+0x39/0x200 [ 42.632562] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.633495] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.634397] do_seccomp+0x349/0x25e0 [ 42.635128] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.636031] ? __pfx_do_seccomp+0x10/0x10 [ 42.636765] ? find_held_lock+0x2b/0x80 [ 42.637516] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.638490] ? static_key_count+0x60/0x80 [ 42.639293] prctl_set_seccomp+0x4e/0x70 [ 42.640074] __do_sys_prctl+0xe6c/0x1d70 [ 42.640814] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.641659] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.642610] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.643571] ? irqentry_exit+0xf3/0x650 [ 42.644331] do_syscall_64+0xbf/0x430 [ 42.645061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.646014] RIP: 0033:0x7f95d85765cd [ 42.646683] 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 [ 42.649865] RSP: 002b:00007ffdfa7ccf60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.651223] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f95d85765cd [ 42.652505] RDX: 000055b2426eee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.653768] RBP: 00007ffdfa7ccfc0 R08: 0000000000000000 R09: 00007ffdfa7cc660 [ 42.655044] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b2705a5ad0 [ 42.656328] R13: 00007ffdfa7cd3f0 R14: 000055b2705a6bc0 R15: 000055b2705b7780 [ 42.657621] [ 42.658081] irq event stamp: 1813 [ 42.658686] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.660196] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 42.661696] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 42.663155] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 42.664401] ---[ end trace 0000000000000000 ]--- [ 43.490812] ------------[ cut here ]------------ [ 43.491580] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.493268] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.494491] Modules linked in: [ 43.495007] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.496625] Tainted: [W]=WARN [ 43.497110] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.498313] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.499055] 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 [ 43.501643] RSP: 0018:ffff888009fcfbc0 EFLAGS: 00010286 [ 43.502450] RAX: 0000000000000000 RBX: ffffed10013f9f78 RCX: ffffffff813a4050 [ 43.503502] RDX: ffff88800f823780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.504552] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013f9f2f [ 43.505592] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.506634] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009fcfdf8 [ 43.507666] FS: 00007f06af548900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.508846] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.509676] CR2: 00007ffefd008ef7 CR3: 000000001fef6000 CR4: 0000000000350ef0 [ 43.510740] Call Trace: [ 43.511146] [ 43.511483] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.512222] ? __create_object+0x59/0x80 [ 43.512855] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.513608] __vmalloc_noprof+0x59/0x60 [ 43.514237] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.514943] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.515663] bpf_prog_alloc+0x39/0x200 [ 43.516252] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.516998] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.517698] do_seccomp+0x349/0x25e0 [ 43.518286] ? find_held_lock+0x2b/0x80 [ 43.518904] ? do_prlimit+0x310/0x610 [ 43.519473] ? __pfx_do_seccomp+0x10/0x10 [ 43.520103] ? do_raw_spin_unlock+0x53/0x220 [ 43.520744] ? _raw_spin_unlock+0x1e/0x40 [ 43.521370] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.522145] ? static_key_count+0x60/0x80 [ 43.522774] prctl_set_seccomp+0x4e/0x70 [ 43.523398] __do_sys_prctl+0xe6c/0x1d70 [ 43.524027] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.524686] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.525463] ? irqentry_exit+0xf3/0x650 [ 43.526076] do_syscall_64+0xbf/0x430 [ 43.526650] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.527415] RIP: 0033:0x7f06afa3a5cd [ 43.527993] 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 [ 43.530587] RSP: 002b:00007ffefd006c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.531694] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f06afa3a5cd [ 43.532721] RDX: 00005608ac73fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.533758] RBP: 00007ffefd006c60 R08: 0000000000000000 R09: 00007ffefd006300 [ 43.534821] R10: 0000000000000000 R11: 0000000000000246 R12: 00005608cbe8dad0 [ 43.535886] R13: 00007ffefd007090 R14: 00005608cbe8ebc0 R15: 00005608cbe9f780 [ 43.536942] [ 43.537290] irq event stamp: 1779 [ 43.537787] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 43.539059] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 43.540307] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 43.541550] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 43.542787] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57126' (ECDSA) to the list of known hosts. 2025/11/17 23:20:41 fuzzer started 2025/11/17 23:20:41 dialing manager at localhost:37895 2025/11/17 23:20:41 checking machine... 2025/11/17 23:20:41 checking revisions... [ 44.436460] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:20:41 testing simple program... [ 44.534646] cgroup: Unknown subsys name 'net' [ 44.587270] cgroup: Unknown subsys name 'cpuset' [ 44.605314] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:20:40 Registers: info registers vcpu 0 RAX=1ffff11001718fa5 RBX=dffffc0000000000 RCX=0000000000000000 RDX=1ffff11003fe8259 RSI=ffff88801ff2c068 RDI=ffff88800b8c7d30 RBP=ffff88801ff2c068 RSP=ffff888016e0f8e0 R8 =0000000000000001 R9 =ffffed1002dc1f16 R10=0000000000000003 R11=0000000000000001 R12=ffff88800b8c7d20 R13=fffffbfff10b6de2 R14=0000000000000000 R15=ffffffff885b6f10 RIP=ffffffff84c2b83f 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 00007f95d8084900 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=00007f95d863b618 CR3=000000001ffdb000 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=563412feff00545000000000000080fe 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=0000000000038075 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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=00007ffd98217d88 CR3=000000000bd44000 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=add11304df351b96534e3dc6e4be4acd XMM02=0000000000303880eff9b2d0a8fce9cb XMM03=00000000003039502c67c8bc2e329bc3 XMM04=be8be087a8793e6500000000000ae988 XMM05=07c8bb74b6c04a4400000000003203a8 XMM06=d74844bf967d85ba0000000000320230 XMM07=e042d86d42eb936e0000000000310e10 XMM08=33f4702c7cae06c90000000000303950 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000