syzkaller login: [ 45.789930] ------------[ cut here ]------------ [ 45.790847] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.792822] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 45.794225] Modules linked in: [ 45.794846] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.796844] Tainted: [W]=WARN [ 45.797383] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.798826] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.799741] 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 [ 45.802856] RSP: 0018:ffff88800d5d7bc0 EFLAGS: 00010286 [ 45.803835] RAX: 0000000000000000 RBX: ffffed1001abaf78 RCX: ffffffff813a4050 [ 45.805101] RDX: ffff888015e2d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.806362] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001abaf2f [ 45.807630] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.808871] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d5d7df8 [ 45.810155] FS: 00007fb02c66a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.811571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.812638] CR2: 00007ffe0628eef8 CR3: 000000000da69000 CR4: 0000000000350ef0 [ 45.813908] Call Trace: [ 45.814356] [ 45.814786] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.815665] ? __create_object+0x59/0x80 [ 45.816393] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.817348] __vmalloc_noprof+0x59/0x60 [ 45.818076] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.818950] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.819875] bpf_prog_alloc+0x39/0x200 [ 45.820552] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.821456] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.822357] do_seccomp+0x349/0x25e0 [ 45.823058] ? find_held_lock+0x2b/0x80 [ 45.823803] ? do_prlimit+0x310/0x610 [ 45.824488] ? __pfx_do_seccomp+0x10/0x10 [ 45.825266] ? do_raw_spin_unlock+0x53/0x220 [ 45.826081] ? _raw_spin_unlock+0x1e/0x40 [ 45.826828] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.827767] ? static_key_count+0x60/0x80 [ 45.828498] prctl_set_seccomp+0x4e/0x70 [ 45.829252] __do_sys_prctl+0xe6c/0x1d70 [ 45.830012] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.830854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.831818] ? irqentry_exit+0xf3/0x650 [ 45.832525] do_syscall_64+0xbf/0x430 [ 45.833270] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.834202] RIP: 0033:0x7fb02cb5c5cd [ 45.834884] 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 [ 45.838019] RSP: 002b:00007ffe0628c4a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.839379] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb02cb5c5cd [ 45.840652] RDX: 0000555fe8cdde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.841908] RBP: 00007ffe0628c500 R08: 0000000000000000 R09: 00007ffe0628bba0 [ 45.843200] R10: 0000000000000000 R11: 0000000000000246 R12: 000055601881ead0 [ 45.844443] R13: 00007ffe0628c930 R14: 000055601881fbc0 R15: 0000556018830780 [ 45.845721] [ 45.846132] irq event stamp: 1739 [ 45.846768] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 45.848268] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 45.849781] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 45.851322] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 45.852801] ---[ end trace 0000000000000000 ]--- [ 48.712368] ------------[ cut here ]------------ [ 48.713218] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.715047] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.716377] Modules linked in: [ 48.716966] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.718712] Tainted: [W]=WARN [ 48.719213] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.720508] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.721310] 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 [ 48.724089] RSP: 0018:ffff88801b54fbc0 EFLAGS: 00010286 [ 48.724955] RAX: 0000000000000000 RBX: ffffed10036a9f78 RCX: ffffffff813a4050 [ 48.726078] RDX: ffff888015f70000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.727218] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036a9f2f [ 48.728334] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.729449] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b54fdf8 [ 48.730567] FS: 00007f6c02023900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.731863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.732793] CR2: 00007f6c02515580 CR3: 000000000cc73000 CR4: 0000000000350ef0 [ 48.733908] Call Trace: [ 48.734311] [ 48.734708] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.735459] ? __create_object+0x59/0x80 [ 48.736161] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.737009] __vmalloc_noprof+0x59/0x60 [ 48.737670] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.738392] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.739215] bpf_prog_alloc+0x39/0x200 [ 48.739867] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.740671] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.741409] do_seccomp+0x349/0x25e0 [ 48.742036] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.742817] ? __pfx_do_seccomp+0x10/0x10 [ 48.743464] ? find_held_lock+0x2b/0x80 [ 48.744126] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.744962] ? static_key_count+0x60/0x80 [ 48.745658] prctl_set_seccomp+0x4e/0x70 [ 48.746293] __do_sys_prctl+0xe6c/0x1d70 [ 48.746981] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.747729] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.748513] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.749349] ? irqentry_exit+0xf3/0x650 [ 48.750007] do_syscall_64+0xbf/0x430 [ 48.750649] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.751443] RIP: 0033:0x7f6c025155cd [ 48.752054] 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 [ 48.754793] RSP: 002b:00007fff06c0a780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.755987] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c025155cd [ 48.757107] RDX: 000055572272de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.758192] RBP: 00007fff06c0a7e0 R08: 0000000000000000 R09: 00007fff06c09e80 [ 48.759291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555731385bf0 [ 48.760404] R13: 00007fff06c0ac10 R14: 000055573138f380 R15: 000055573139a460 [ 48.761537] [ 48.761946] irq event stamp: 1743 [ 48.762471] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 48.763813] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 48.765121] softirqs last enabled at (1598): [] handle_softirqs+0x50c/0x770 [ 48.766438] softirqs last disabled at (1593): [] __irq_exit_rcu+0xc4/0x100 [ 48.767743] ---[ end trace 0000000000000000 ]--- [ 49.450441] ------------[ cut here ]------------ [ 49.451362] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.453365] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.454819] Modules linked in: [ 49.455423] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.457655] Tainted: [W]=WARN [ 49.458209] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.459750] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.460665] 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 [ 49.463851] RSP: 0018:ffff888009d57bc0 EFLAGS: 00010286 [ 49.464826] RAX: 0000000000000000 RBX: ffffed10013aaf78 RCX: ffffffff813a4050 [ 49.466103] RDX: ffff888016120000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.467406] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013aaf2f [ 49.468696] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.469985] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009d57df8 [ 49.471296] FS: 00007f95df812900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.472725] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.473791] CR2: 00007f95dfd04580 CR3: 0000000014273000 CR4: 0000000000350ef0 [ 49.475108] Call Trace: [ 49.475629] [ 49.476045] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.476941] ? __create_object+0x59/0x80 [ 49.477726] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.478708] __vmalloc_noprof+0x59/0x60 [ 49.479429] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.480314] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.481256] bpf_prog_alloc+0x39/0x200 [ 49.481997] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.482930] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.483862] do_seccomp+0x349/0x25e0 [ 49.484542] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.485457] ? __pfx_do_seccomp+0x10/0x10 [ 49.486260] ? find_held_lock+0x2b/0x80 [ 49.487032] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.487994] ? static_key_count+0x60/0x80 [ 49.488796] prctl_set_seccomp+0x4e/0x70 [ 49.489538] __do_sys_prctl+0xe6c/0x1d70 [ 49.490332] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.491197] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.492160] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.493132] ? irqentry_exit+0xf3/0x650 [ 49.493897] do_syscall_64+0xbf/0x430 [ 49.494647] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.495571] RIP: 0033:0x7f95dfd045cd [ 49.496280] 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 [ 49.499518] RSP: 002b:00007ffe949aea90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.500879] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f95dfd045cd [ 49.502153] RDX: 00005610faaaee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.503444] RBP: 00007ffe949aeaf0 R08: 0000000000000000 R09: 00007ffe949ae190 [ 49.504670] R10: 0000000000000000 R11: 0000000000000246 R12: 000056112e58cb10 [ 49.505808] R13: 00007ffe949aef20 R14: 000056112e58d2b0 R15: 000056112e5a16f0 [ 49.506967] [ 49.507354] irq event stamp: 1815 [ 49.507936] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 49.509301] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 49.510652] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 49.512049] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 49.513412] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40761' (ECDSA) to the list of known hosts. 2025/11/19 04:18:16 fuzzer started 2025/11/19 04:18:16 dialing manager at localhost:34383 2025/11/19 04:18:16 checking machine... 2025/11/19 04:18:16 checking revisions... [ 50.361193] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:18:16 testing simple program... [ 50.439734] cgroup: Unknown subsys name 'net' [ 50.511022] cgroup: Unknown subsys name 'cpuset' [ 50.532368] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:18:15 Registers: info registers vcpu 0 RAX=0000000000045ea9 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6c025da618 CR3=00000000100a8000 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=0000000000000005 RBX=ffff888015f73780 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015f741d8 RSP=ffff8880184c7cf8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015f74200 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527043 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f6c02023900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055573138414c CR3=00000000100a8000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000