[ 39.572772] ------------[ cut here ]------------ [ 39.573753] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.575829] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.577323] Modules linked in: [ 39.578012] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.580278] Tainted: [W]=WARN [ 39.580956] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.582512] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.583456] 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 [ 39.586663] RSP: 0018:ffff888016affbc0 EFLAGS: 00010286 [ 39.587659] RAX: 0000000000000000 RBX: ffffed1002d5ff78 RCX: ffffffff813a4050 [ 39.588983] RDX: ffff8880173b3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.590324] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d5ff2f [ 39.591640] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.592944] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016affdf8 [ 39.594271] FS: 00007fb455587900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.595727] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.596804] CR2: 00007ffe594e8ef8 CR3: 000000000d726000 CR4: 0000000000350ef0 [ 39.598119] Call Trace: [ 39.598579] [ 39.599047] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.599929] ? __create_object+0x59/0x80 [ 39.600822] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.601832] __vmalloc_noprof+0x59/0x60 [ 39.602564] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.603455] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.604412] bpf_prog_alloc+0x39/0x200 [ 39.605166] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.606127] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.607042] do_seccomp+0x349/0x25e0 [ 39.607745] ? find_held_lock+0x2b/0x80 [ 39.608472] ? do_prlimit+0x310/0x610 [ 39.609222] ? __pfx_do_seccomp+0x10/0x10 [ 39.610013] ? do_raw_spin_unlock+0x53/0x220 [ 39.610844] ? _raw_spin_unlock+0x1e/0x40 [ 39.611574] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.612532] ? static_key_count+0x60/0x80 [ 39.613376] prctl_set_seccomp+0x4e/0x70 [ 39.614171] __do_sys_prctl+0xe6c/0x1d70 [ 39.614952] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.615825] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.616805] ? irqentry_exit+0xf3/0x650 [ 39.617548] do_syscall_64+0xbf/0x430 [ 39.618318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.619280] RIP: 0033:0x7fb455a795cd [ 39.619997] 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 [ 39.623248] RSP: 002b:00007ffe594e6680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.624600] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb455a795cd [ 39.625895] RDX: 00005647d9584e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.627211] RBP: 00007ffe594e66e0 R08: 0000000000000000 R09: 00007ffe594e5d80 [ 39.628486] R10: 0000000000000000 R11: 0000000000000246 R12: 00005647f3163ad0 [ 39.629769] R13: 00007ffe594e6b10 R14: 00005647f3164bc0 R15: 00005647f3175780 [ 39.631084] [ 39.631506] irq event stamp: 1807 [ 39.632172] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.633724] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.635037] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 39.636341] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 39.637606] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.237308] ------------[ cut here ]------------ [ 43.238322] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.240434] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 43.241970] Modules linked in: [ 43.242590] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.244637] Tainted: [W]=WARN [ 43.245249] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.246799] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.247744] 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 [ 43.251045] RSP: 0018:ffff888017b4fbc0 EFLAGS: 00010286 [ 43.252052] RAX: 0000000000000000 RBX: ffffed1002f69f78 RCX: ffffffff813a4050 [ 43.253388] RDX: ffff8880175a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.254727] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f69f2f [ 43.256058] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.257403] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b4fdf8 [ 43.258746] FS: 00007fabf9c7c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.260247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.261355] CR2: 00007fabfa1e24a6 CR3: 0000000020c62000 CR4: 0000000000350ef0 [ 43.262754] Call Trace: [ 43.263248] [ 43.263681] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.264632] ? __create_object+0x59/0x80 [ 43.265464] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.266487] __vmalloc_noprof+0x59/0x60 [ 43.267289] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.268211] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.269197] bpf_prog_alloc+0x39/0x200 [ 43.269993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.270976] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.271925] do_seccomp+0x349/0x25e0 [ 43.272633] ? find_held_lock+0x2b/0x80 [ 43.273436] ? do_prlimit+0x310/0x610 [ 43.274226] ? __pfx_do_seccomp+0x10/0x10 [ 43.275060] ? do_raw_spin_unlock+0x53/0x220 [ 43.275950] ? _raw_spin_unlock+0x1e/0x40 [ 43.276782] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.277792] ? static_key_count+0x60/0x80 [ 43.278520] prctl_set_seccomp+0x4e/0x70 [ 43.279247] __do_sys_prctl+0xe6c/0x1d70 [ 43.279992] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.280793] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.281566] ? irqentry_exit+0xf3/0x650 [ 43.282200] do_syscall_64+0xbf/0x430 [ 43.282813] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.283564] RIP: 0033:0x7fabfa16e5cd [ 43.284159] 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 [ 43.286830] RSP: 002b:00007fff8ad55070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.287987] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fabfa16e5cd [ 43.289069] RDX: 0000556644aefe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.290152] RBP: 00007fff8ad550d0 R08: 0000000000000000 R09: 00007fff8ad54770 [ 43.291220] R10: 0000000000000000 R11: 0000000000000246 R12: 000055664fdb3ad0 [ 43.292308] R13: 00007fff8ad55500 R14: 000055664fdb4bc0 R15: 000055664fdc5780 [ 43.293423] [ 43.293818] irq event stamp: 1831 [ 43.294330] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 43.295604] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 43.296899] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 43.298221] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 43.299502] ---[ end trace 0000000000000000 ]--- [ 44.129267] ------------[ cut here ]------------ [ 44.130249] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 44.132246] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 44.133680] Modules linked in: [ 44.134210] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 44.135915] Tainted: [W]=WARN [ 44.136429] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.137711] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.138447] 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 [ 44.141151] RSP: 0018:ffff888016167bc0 EFLAGS: 00010286 [ 44.141983] RAX: 0000000000000000 RBX: ffffed1002c2cf78 RCX: ffffffff813a4050 [ 44.143108] RDX: ffff8880160d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.144203] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c2cf2f [ 44.145308] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.146415] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016167df8 [ 44.147507] FS: 00007f4982e48900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 44.148726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.149609] CR2: 00007fffb66ddef8 CR3: 0000000020e32000 CR4: 0000000000350ef0 [ 44.150725] Call Trace: [ 44.151131] [ 44.151485] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.152249] ? __create_object+0x59/0x80 [ 44.152947] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.153799] __vmalloc_noprof+0x59/0x60 [ 44.154428] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.155351] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.156300] bpf_prog_alloc+0x39/0x200 [ 44.157064] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.158051] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.158999] do_seccomp+0x349/0x25e0 [ 44.159679] ? find_held_lock+0x2b/0x80 [ 44.160491] ? do_prlimit+0x310/0x610 [ 44.161285] ? __pfx_do_seccomp+0x10/0x10 [ 44.162134] ? do_raw_spin_unlock+0x53/0x220 [ 44.163028] ? _raw_spin_unlock+0x1e/0x40 [ 44.163680] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.164519] ? static_key_count+0x60/0x80 [ 44.165224] prctl_set_seccomp+0x4e/0x70 [ 44.165903] __do_sys_prctl+0xe6c/0x1d70 [ 44.166640] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.167382] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.168219] ? irqentry_exit+0xf3/0x650 [ 44.168861] do_syscall_64+0xbf/0x430 [ 44.169466] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.170311] RIP: 0033:0x7f498333a5cd [ 44.170903] 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 [ 44.173609] RSP: 002b:00007fffb66dc600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.174782] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f498333a5cd [ 44.175871] RDX: 0000564ff2802e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.176981] RBP: 00007fffb66dc660 R08: 0000000000000000 R09: 00007fffb66dbd00 [ 44.178115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565018576bf0 [ 44.179203] R13: 00007fffb66dca90 R14: 0000565018580380 R15: 000056501858b460 [ 44.180303] [ 44.180657] irq event stamp: 1733 [ 44.181224] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 44.182543] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 44.183866] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 44.185192] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 44.186496] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62642' (ECDSA) to the list of known hosts. 2025/11/18 15:41:49 fuzzer started 2025/11/18 15:41:50 dialing manager at localhost:34383 2025/11/18 15:41:50 checking machine... 2025/11/18 15:41:50 checking revisions... [ 45.088784] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:41:50 testing simple program... [ 45.169591] cgroup: Unknown subsys name 'net' [ 45.238479] cgroup: Unknown subsys name 'cpuset' [ 45.251440] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:41:49 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81000130 RCX=ffff88806ce089a4 RDX=1ffff1100d9c1155 RSI=ffffffff85e1ffe0 RDI=ffffffff81000130 RBP=ffffffff81000130 RSP=ffff88806ce089f8 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000c7d16 R12=ffff88806ce08b18 R13=0000000000000000 R14=ffff8880173bb780 R15=ffff888009462280 RIP=ffffffff81439c17 RFL=00000282 [--S----] 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 00007fabf9c7c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fabfa2340b0 CR3=00000000207d9000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87d14730 RBX=0000000000000100 RCX=0000000000000100 RDX=0000000000000008 RSI=ffff88800ad25dc0 RDI=ffff88800ad25340 RBP=ffff88800ad25340 RSP=ffff888015d277a8 R8 =0000000000080000 R9 =00000000000003f2 R10=0000000000000001 R11=0000000000000000 R12=0000000000000008 R13=0000000000000001 R14=ffff88800ad25dc0 R15=0000000000000003 RIP=ffffffff815265b1 RFL=00000006 [-----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 00007f35331eb900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3532904020 CR3=000000000be13000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=3dab722c09270ed500000000000ae988 XMM05=ba48237a07636feb0000000000322ed8 XMM06=d96330e2d2db86320000000000321608 XMM07=fb795ef6d6577056000000000030fcd8 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000