[ 39.192569] ------------[ cut here ]------------ [ 39.193496] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.195533] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.197246] Modules linked in: [ 39.197831] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.199857] Tainted: [W]=WARN [ 39.200470] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.201955] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.202834] 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 [ 39.206026] RSP: 0018:ffff88800c7a7bc0 EFLAGS: 00010286 [ 39.207027] RAX: 0000000000000000 RBX: ffffed10018f4f78 RCX: ffffffff813a4050 [ 39.208326] RDX: ffff8880183eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.209635] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10018f4f2f [ 39.210931] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.212223] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800c7a7df8 [ 39.213513] FS: 00007fc783e18900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.214942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.216001] CR2: 00007fff38ce9ef7 CR3: 000000000b845000 CR4: 0000000000350ef0 [ 39.217290] Call Trace: [ 39.217759] [ 39.218213] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.219118] ? __create_object+0x59/0x80 [ 39.219847] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.220826] __vmalloc_noprof+0x59/0x60 [ 39.221598] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.222477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.223413] bpf_prog_alloc+0x39/0x200 [ 39.224154] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.225087] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.225988] do_seccomp+0x349/0x25e0 [ 39.226656] ? find_held_lock+0x2b/0x80 [ 39.227420] ? do_prlimit+0x310/0x610 [ 39.228162] ? __pfx_do_seccomp+0x10/0x10 [ 39.228967] ? do_raw_spin_unlock+0x53/0x220 [ 39.229757] ? _raw_spin_unlock+0x1e/0x40 [ 39.230537] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.231490] ? static_key_count+0x60/0x80 [ 39.232300] prctl_set_seccomp+0x4e/0x70 [ 39.233086] __do_sys_prctl+0xe6c/0x1d70 [ 39.233831] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.234694] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.235653] ? irqentry_exit+0xf3/0x650 [ 39.236439] do_syscall_64+0xbf/0x430 [ 39.237186] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.238144] RIP: 0033:0x7fc78430a5cd [ 39.238800] 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 [ 39.241955] RSP: 002b:00007fff38ce8b80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.243349] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc78430a5cd [ 39.244660] RDX: 000055961b797e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.245939] RBP: 00007fff38ce8be0 R08: 0000000000000000 R09: 00007fff38ce8280 [ 39.247220] R10: 0000000000000000 R11: 0000000000000246 R12: 000055965704bad0 [ 39.248502] R13: 00007fff38ce9010 R14: 000055965704cbc0 R15: 000055965705d780 [ 39.249622] [ 39.249921] irq event stamp: 1809 [ 39.250311] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.251311] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.252285] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 39.253291] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 39.254026] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.706030] ------------[ cut here ]------------ [ 41.707001] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.709162] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.710679] Modules linked in: [ 41.711340] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.713423] Tainted: [W]=WARN [ 41.714047] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.715575] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.716531] 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 [ 41.719774] RSP: 0018:ffff888016e7fbc0 EFLAGS: 00010286 [ 41.720764] RAX: 0000000000000000 RBX: ffffed1002dcff78 RCX: ffffffff813a4050 [ 41.722035] RDX: ffff88800c7e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.723334] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcff2f [ 41.724624] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.725919] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e7fdf8 [ 41.727194] FS: 00007f02ea86c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.728649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.729708] CR2: 00007fffd35f0ef7 CR3: 000000000d863000 CR4: 0000000000350ef0 [ 41.730989] Call Trace: [ 41.731459] [ 41.731863] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.732777] ? __create_object+0x59/0x80 [ 41.733558] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.734516] __vmalloc_noprof+0x59/0x60 [ 41.735283] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.736163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.737105] bpf_prog_alloc+0x39/0x200 [ 41.737797] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.738725] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.739639] do_seccomp+0x349/0x25e0 [ 41.740362] ? find_held_lock+0x2b/0x80 [ 41.741136] ? do_prlimit+0x310/0x610 [ 41.741827] ? __pfx_do_seccomp+0x10/0x10 [ 41.742613] ? do_raw_spin_unlock+0x53/0x220 [ 41.743459] ? _raw_spin_unlock+0x1e/0x40 [ 41.744252] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.745222] ? static_key_count+0x60/0x80 [ 41.746034] prctl_set_seccomp+0x4e/0x70 [ 41.746771] __do_sys_prctl+0xe6c/0x1d70 [ 41.747556] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.748419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.749399] ? irqentry_exit+0xf3/0x650 [ 41.750177] do_syscall_64+0xbf/0x430 [ 41.750871] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.751833] RIP: 0033:0x7f02ead5e5cd [ 41.752567] 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 [ 41.755751] RSP: 002b:00007fffd35eeb90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.757136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f02ead5e5cd [ 41.758421] RDX: 00005555b3068e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.759694] RBP: 00007fffd35eebf0 R08: 0000000000000000 R09: 00007fffd35ee290 [ 41.761003] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555bc8f2ad0 [ 41.762081] R13: 00007fffd35ef020 R14: 00005555bc8f3bc0 R15: 00005555bc904780 [ 41.763182] [ 41.763537] irq event stamp: 1885 [ 41.764091] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80 [ 41.765387] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 41.766652] softirqs last enabled at (1854): [] handle_softirqs+0x50c/0x770 [ 41.767942] softirqs last disabled at (1849): [] __irq_exit_rcu+0xc4/0x100 [ 41.769223] ---[ end trace 0000000000000000 ]--- [ 42.534934] ------------[ cut here ]------------ [ 42.535564] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.536964] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.537978] Modules linked in: [ 42.538384] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.539717] Tainted: [W]=WARN [ 42.540131] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.541145] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.541747] 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 [ 42.543959] RSP: 0018:ffff888019dc7bc0 EFLAGS: 00010286 [ 42.544768] RAX: 0000000000000000 RBX: ffffed10033b8f78 RCX: ffffffff813a4050 [ 42.545863] RDX: ffff88800fb55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.546738] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033b8f2f [ 42.547599] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.548477] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019dc7df8 [ 42.549344] FS: 00007fc52b520900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.550329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.551053] CR2: 00007fffaf00bef7 CR3: 000000001f35f000 CR4: 0000000000350ef0 [ 42.551949] Call Trace: [ 42.552261] [ 42.552554] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.553168] ? __create_object+0x59/0x80 [ 42.553702] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.554511] __vmalloc_noprof+0x59/0x60 [ 42.555125] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.555799] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.556573] bpf_prog_alloc+0x39/0x200 [ 42.557071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.557680] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.558297] do_seccomp+0x349/0x25e0 [ 42.558757] ? find_held_lock+0x2b/0x80 [ 42.559275] ? do_prlimit+0x310/0x610 [ 42.559744] ? __pfx_do_seccomp+0x10/0x10 [ 42.560282] ? do_raw_spin_unlock+0x53/0x220 [ 42.560827] ? _raw_spin_unlock+0x1e/0x40 [ 42.561359] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.562011] ? static_key_count+0x60/0x80 [ 42.562526] prctl_set_seccomp+0x4e/0x70 [ 42.563047] __do_sys_prctl+0xe6c/0x1d70 [ 42.563546] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.564128] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.564760] ? irqentry_exit+0xf3/0x650 [ 42.565282] do_syscall_64+0xbf/0x430 [ 42.565768] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.566412] RIP: 0033:0x7fc52ba125cd [ 42.566864] 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 [ 42.569008] RSP: 002b:00007fffaf00a9a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.569935] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc52ba125cd [ 42.570790] RDX: 000055e2a7e51e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.571659] RBP: 00007fffaf00aa00 R08: 0000000000000000 R09: 00007fffaf00a0a0 [ 42.572546] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e2d4de92b0 [ 42.573426] R13: 00007fffaf00ae30 R14: 000055e2d4debd20 R15: 000055e2d4dfd8d0 [ 42.574326] [ 42.574618] irq event stamp: 1729 [ 42.575067] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.576106] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.577163] softirqs last enabled at (1224): [] handle_softirqs+0x50c/0x770 [ 42.578214] softirqs last disabled at (1215): [] __irq_exit_rcu+0xc4/0x100 [ 42.579259] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58513' (ECDSA) to the list of known hosts. 2025/11/17 20:59:38 fuzzer started 2025/11/17 20:59:39 dialing manager at localhost:37895 2025/11/17 20:59:39 checking machine... 2025/11/17 20:59:39 checking revisions... [ 43.548981] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:59:39 testing simple program... [ 43.626050] cgroup: Unknown subsys name 'net' [ 43.683532] cgroup: Unknown subsys name 'cpuset' [ 43.695435] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:59:38 Registers: info registers vcpu 0 RAX=000000000003dfdb RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdff3cd5008 CR3=000000001c020000 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=2038333a39353a303220373120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037333a39353a3032203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff8175a47e RBX=ffffffff85e78600 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=00007f02eb406e07 RSP=ffff88806cf089a0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f02eb406e07 R13=0000000000000000 R14=ffff888016bf1bc0 R15=ffff888009472140 RIP=ffffffff81529218 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 00007f02ea86c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f02ea831008 CR3=000000001f87f000 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=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