[ 45.586220] ------------[ cut here ]------------ [ 45.587186] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.589404] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 45.590931] Modules linked in: [ 45.591655] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.593784] Tainted: [W]=WARN [ 45.594459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Debian GNU/Linux[ 45.596004] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 11 syzkaller tt[ 45.597174] 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 yS0[ 45.600629] RSP: 0018:ffff888017d6fbc0 EFLAGS: 00010286 [ 45.601678] RAX: 0000000000000000 RBX: ffffed1002fadf78 RCX: ffffffff813a4050 [ 45.603071] RDX: ffff888014660000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.604422] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fadf2f [ 45.605782] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 syzkaller[ 45.607126] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d6fdf8 [ 45.608617] FS: 00007ff27c6d7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.610181] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.611334] CR2: 00007ff27cc3d4a6 CR3: 00000000072ca000 CR4: 0000000000350ef0 login: [ 45.612699] Call Trace: [ 45.613365] [ 45.613826] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.614777] ? __create_object+0x59/0x80 [ 45.615687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.616699] __vmalloc_noprof+0x59/0x60 [ 45.617517] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.618439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.619433] bpf_prog_alloc+0x39/0x200 [ 45.620163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.621135] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.622097] do_seccomp+0x349/0x25e0 [ 45.622861] ? find_held_lock+0x2b/0x80 [ 45.623664] ? do_prlimit+0x310/0x610 [ 45.624451] ? __pfx_do_seccomp+0x10/0x10 [ 45.625241] ? do_raw_spin_unlock+0x53/0x220 [ 45.626137] ? _raw_spin_unlock+0x1e/0x40 [ 45.626962] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.627991] ? static_key_count+0x60/0x80 [ 45.628836] prctl_set_seccomp+0x4e/0x70 [ 45.629677] __do_sys_prctl+0xe6c/0x1d70 [ 45.630529] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.631436] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.632458] ? irqentry_exit+0xf3/0x650 [ 45.633212] do_syscall_64+0xbf/0x430 [ 45.634022] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.635021] RIP: 0033:0x7ff27cbc95cd [ 45.635761] 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 [ 45.639098] RSP: 002b:00007ffe1e9e8220 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.640541] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff27cbc95cd [ 45.641923] RDX: 000055f63b6b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.643279] RBP: 00007ffe1e9e8280 R08: 0000000000000000 R09: 00007ffe1e9e7920 [ 45.644638] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f67ae1f2b0 [ 45.646006] R13: 00007ffe1e9e86b0 R14: 000055f67ae21d20 R15: 000055f67ae338d0 [ 45.647385] [ 45.647839] irq event stamp: 1753 [ 45.648524] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 45.650163] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 45.651766] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 45.653396] softirqs last disabled at (1601): [] __irq_exit_rcu+0xc4/0x100 [ 45.654758] ---[ end trace 0000000000000000 ]--- [ 48.518896] ------------[ cut here ]------------ [ 48.519589] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.521069] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 48.522145] Modules linked in: [ 48.522623] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.524081] Tainted: [W]=WARN [ 48.524513] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.525598] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.526233] 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 [ 48.528602] RSP: 0018:ffff888016ea7bc0 EFLAGS: 00010286 [ 48.529329] RAX: 0000000000000000 RBX: ffffed1002dd4f78 RCX: ffffffff813a4050 [ 48.530247] RDX: ffff888017435340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.531200] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd4f2f [ 48.532136] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.533087] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ea7df8 [ 48.534045] FS: 00007f48cec8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.535103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.535880] CR2: 00007ffdc0c14ef8 CR3: 000000001fe6b000 CR4: 0000000000350ef0 [ 48.536816] Call Trace: [ 48.537156] [ 48.537500] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.538124] ? __create_object+0x59/0x80 [ 48.538699] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.539421] __vmalloc_noprof+0x59/0x60 [ 48.539945] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.540583] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.541230] bpf_prog_alloc+0x39/0x200 [ 48.541780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.542462] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.543084] do_seccomp+0x349/0x25e0 [ 48.543611] ? find_held_lock+0x2b/0x80 [ 48.544130] ? do_prlimit+0x310/0x610 [ 48.544676] ? __pfx_do_seccomp+0x10/0x10 [ 48.545216] ? do_raw_spin_unlock+0x53/0x220 [ 48.545828] ? _raw_spin_unlock+0x1e/0x40 [ 48.546393] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.547057] ? static_key_count+0x60/0x80 [ 48.547635] prctl_set_seccomp+0x4e/0x70 [ 48.548162] __do_sys_prctl+0xe6c/0x1d70 [ 48.548737] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.549362] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.550042] ? irqentry_exit+0xf3/0x650 [ 48.550596] do_syscall_64+0xbf/0x430 [ 48.551101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.551786] RIP: 0033:0x7f48cf17c5cd [ 48.552287] 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 [ 48.554592] RSP: 002b:00007ffdc0c13930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.555579] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48cf17c5cd [ 48.556501] RDX: 000055af2b182e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.557449] RBP: 00007ffdc0c13990 R08: 0000000000000000 R09: 00007ffdc0c13030 [ 48.558390] R10: 0000000000000000 R11: 0000000000000246 R12: 000055af45f51b10 [ 48.559320] R13: 00007ffdc0c13dc0 R14: 000055af45f522b0 R15: 000055af45f666f0 [ 48.560228] [ 48.560572] irq event stamp: 1745 [ 48.561011] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 48.562108] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 48.563209] softirqs last enabled at (1316): [] handle_softirqs+0x50c/0x770 [ 48.564324] softirqs last disabled at (1303): [] __irq_exit_rcu+0xc4/0x100 [ 48.565426] ---[ end trace 0000000000000000 ]--- [ 49.350762] ------------[ cut here ]------------ [ 49.351662] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.353616] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/258 [ 49.355034] Modules linked in: [ 49.355686] CPU: 1 UID: 104 PID: 258 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.357652] Tainted: [W]=WARN [ 49.358196] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.359630] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.360533] 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 [ 49.363648] RSP: 0018:ffff888017877bc0 EFLAGS: 00010286 [ 49.364603] RAX: 0000000000000000 RBX: ffffed1002f0ef78 RCX: ffffffff813a4050 [ 49.365882] RDX: ffff888016865340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.367127] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0ef2f [ 49.368385] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.369662] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017877df8 [ 49.370923] FS: 00007f625555b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.372328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.373368] CR2: 00007ffd2fef6ef8 CR3: 000000000c1e8000 CR4: 0000000000350ef0 [ 49.374641] Call Trace: [ 49.375099] [ 49.375532] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.376422] ? __create_object+0x59/0x80 [ 49.377152] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.378129] __vmalloc_noprof+0x59/0x60 [ 49.378872] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.379726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.380644] bpf_prog_alloc+0x39/0x200 [ 49.381372] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.382296] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.383146] do_seccomp+0x349/0x25e0 [ 49.383850] ? find_held_lock+0x2b/0x80 [ 49.384586] ? do_prlimit+0x310/0x610 [ 49.385318] ? __pfx_do_seccomp+0x10/0x10 [ 49.386059] ? do_raw_spin_unlock+0x53/0x220 [ 49.386881] ? _raw_spin_unlock+0x1e/0x40 [ 49.387638] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.388579] ? static_key_count+0x60/0x80 [ 49.389368] prctl_set_seccomp+0x4e/0x70 [ 49.390110] __do_sys_prctl+0xe6c/0x1d70 [ 49.390881] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.391726] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.392670] ? irqentry_exit+0xf3/0x650 [ 49.393434] do_syscall_64+0xbf/0x430 [ 49.394129] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.395063] RIP: 0033:0x7f6255a4d5cd [ 49.395741] 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 [ 49.398864] RSP: 002b:00007ffd2fef5570 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.400194] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6255a4d5cd [ 49.401461] RDX: 000055dd4be36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.402741] RBP: 00007ffd2fef55d0 R08: 0000000000000000 R09: 00007ffd2fef4c70 [ 49.404003] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd76b2ead0 [ 49.405283] R13: 00007ffd2fef5a00 R14: 000055dd76b2fbc0 R15: 000055dd76b40780 [ 49.406589] [ 49.407005] irq event stamp: 1733 [ 49.407648] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.409139] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 49.410634] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 49.412146] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 49.413636] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30935' (ECDSA) to the list of known hosts. 2025/11/18 13:41:41 fuzzer started 2025/11/18 13:41:42 dialing manager at localhost:34383 2025/11/18 13:41:42 checking machine... 2025/11/18 13:41:42 checking revisions... [ 50.297676] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:41:42 testing simple program... [ 50.388250] cgroup: Unknown subsys name 'net' [ 50.455929] cgroup: Unknown subsys name 'cpuset' [ 50.469088] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:41:41 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009627b90 RCX=ffff888009627794 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff888009612640 RBP=ffff888009620000 RSP=ffff8880096277c8 R8 =ffffffff86ab8458 R9 =ffff888009627880 R10=000000000003c9ed R11=00000000000255cb R12=ffff888009627801 R13=ffff888009627888 R14=ffff888009627b90 R15=ffff888009627840 RIP=ffffffff815d2b20 RFL=00000296 [--S-AP-] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f48cf241618 CR3=000000000d423000 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=31343a333120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3035325b646873732031343a3134 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323233 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff81c10116 RDX=dffffc0000000000 RSI=000000000000c101 RDI=ffff88806cf31cd0 RBP=ffff888017d6f930 RSP=ffff888017d6f868 R8 =0000000000000001 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000001 R12=ffff888017d6f938 R13=ffff888017d6f920 R14=ffff888017d6f919 R15=ffff888017d6f8d8 RIP=ffffffff8135e5cc RFL=00000293 [--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 00007f48cec8a900 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=00007ffdc0c0d000 CR3=000000001fe48000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000