[ 39.163934] ------------[ cut here ]------------ [ 39.164842] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.166874] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.168338] Modules linked in: [ 39.168913] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.170961] Tainted: [W]=WARN [ 39.171587] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.173078] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.173964] 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 [ 39.177192] RSP: 0018:ffff88800decfbc0 EFLAGS: 00010286 [ 39.178195] RAX: 0000000000000000 RBX: ffffed1001bd9f78 RCX: ffffffff813a4050 [ 39.179515] RDX: ffff8880181f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.180812] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001bd9f2f [ 39.182093] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.183398] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800decfdf8 [ 39.184699] FS: 00007fe694060900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.186157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.187230] CR2: 00007fe6945c64a6 CR3: 000000000b967000 CR4: 0000000000350ef0 [ 39.188525] Call Trace: [ 39.188993] [ 39.189471] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.190379] ? __create_object+0x59/0x80 [ 39.191179] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.192157] __vmalloc_noprof+0x59/0x60 [ 39.192877] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.193753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.194682] bpf_prog_alloc+0x39/0x200 [ 39.195442] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.196380] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.197292] do_seccomp+0x349/0x25e0 [ 39.197983] ? find_held_lock+0x2b/0x80 [ 39.198755] ? do_prlimit+0x310/0x610 [ 39.199532] ? __pfx_do_seccomp+0x10/0x10 [ 39.200322] ? do_raw_spin_unlock+0x53/0x220 [ 39.201158] ? _raw_spin_unlock+0x1e/0x40 [ 39.201903] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.202875] ? static_key_count+0x60/0x80 [ 39.203687] prctl_set_seccomp+0x4e/0x70 [ 39.204471] __do_sys_prctl+0xe6c/0x1d70 [ 39.205253] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.206114] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.207104] ? irqentry_exit+0xf3/0x650 [ 39.207839] do_syscall_64+0xbf/0x430 [ 39.208605] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.209573] RIP: 0033:0x7fe6945525cd [ 39.210287] 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 [ 39.212970] RSP: 002b:00007ffd53cd30c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.213829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6945525cd [ 39.214636] RDX: 000055574a4c3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.215479] RBP: 00007ffd53cd3120 R08: 0000000000000000 R09: 00007ffd53cd27c0 [ 39.216269] R10: 0000000000000000 R11: 0000000000000246 R12: 000055575c501ad0 [ 39.217036] R13: 00007ffd53cd3550 R14: 000055575c502bc0 R15: 000055575c513780 [ 39.217779] [ 39.218065] irq event stamp: 1731 [ 39.218428] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 39.219342] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 39.220248] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 39.221165] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 39.222064] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.384562] ------------[ cut here ]------------ [ 42.385258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.386772] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.387853] Modules linked in: [ 42.388310] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.389758] Tainted: [W]=WARN [ 42.390193] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.391350] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.392267] 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 [ 42.394820] RSP: 0018:ffff8880190dfbc0 EFLAGS: 00010286 [ 42.395644] RAX: 0000000000000000 RBX: ffffed100321bf78 RCX: ffffffff813a4050 [ 42.396798] RDX: ffff88801429b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.397743] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100321bf2f [ 42.398945] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.399912] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880190dfdf8 [ 42.400871] FS: 00007fe49b9f7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.401927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.402703] CR2: 00007ffda0210ef8 CR3: 0000000020900000 CR4: 0000000000350ef0 [ 42.403656] Call Trace: [ 42.404001] [ 42.404336] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.404961] ? __create_object+0x59/0x80 [ 42.405527] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.406227] __vmalloc_noprof+0x59/0x60 [ 42.406750] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.407395] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.408071] bpf_prog_alloc+0x39/0x200 [ 42.408580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.409278] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.409910] do_seccomp+0x349/0x25e0 [ 42.410446] ? find_held_lock+0x2b/0x80 [ 42.410969] ? do_prlimit+0x310/0x610 [ 42.411518] ? __pfx_do_seccomp+0x10/0x10 [ 42.412089] ? do_raw_spin_unlock+0x53/0x220 [ 42.412675] ? _raw_spin_unlock+0x1e/0x40 [ 42.413252] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.413964] ? static_key_count+0x60/0x80 [ 42.414659] prctl_set_seccomp+0x4e/0x70 [ 42.415416] __do_sys_prctl+0xe6c/0x1d70 [ 42.415966] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.416747] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.417522] ? irqentry_exit+0xf3/0x650 [ 42.418086] do_syscall_64+0xbf/0x430 [ 42.418787] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.419577] RIP: 0033:0x7fe49bee95cd [ 42.420177] 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 [ 42.422505] RSP: 002b:00007ffda020f630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.423527] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe49bee95cd [ 42.424465] RDX: 0000558f11908e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.425403] RBP: 00007ffda020f690 R08: 0000000000000000 R09: 00007ffda020ed30 [ 42.426343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f44020b10 [ 42.427287] R13: 00007ffda020fac0 R14: 0000558f440212b0 R15: 0000558f440356f0 [ 42.428238] [ 42.428549] irq event stamp: 1691 [ 42.428990] hardirqs last enabled at (1699): [] __up_console_sem+0x78/0x80 [ 42.430159] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 42.431392] softirqs last enabled at (1442): [] handle_softirqs+0x50c/0x770 [ 42.432513] softirqs last disabled at (1435): [] __irq_exit_rcu+0xc4/0x100 [ 42.433614] ---[ end trace 0000000000000000 ]--- [ 43.394369] ------------[ cut here ]------------ [ 43.395325] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.397364] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.398871] Modules linked in: [ 43.399590] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.401582] Tainted: [W]=WARN [ 43.402199] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.403684] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.404602] 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 [ 43.407756] RSP: 0018:ffff8880179c7bc0 EFLAGS: 00010286 [ 43.408765] RAX: 0000000000000000 RBX: ffffed1002f38f78 RCX: ffffffff813a4050 [ 43.410045] RDX: ffff88800e5f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.411355] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f38f2f [ 43.412653] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.413925] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179c7df8 [ 43.415234] FS: 00007fc190b5e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.416700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.417778] CR2: 00007ffe31c93ef8 CR3: 0000000020802000 CR4: 0000000000350ef0 [ 43.419057] Call Trace: [ 43.419533] [ 43.419943] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.420846] ? __create_object+0x59/0x80 [ 43.421615] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.422583] __vmalloc_noprof+0x59/0x60 [ 43.423342] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.424207] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.425122] bpf_prog_alloc+0x39/0x200 [ 43.425806] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.426708] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.427602] do_seccomp+0x349/0x25e0 [ 43.428311] ? find_held_lock+0x2b/0x80 [ 43.429064] ? do_prlimit+0x310/0x610 [ 43.429757] ? __pfx_do_seccomp+0x10/0x10 [ 43.430535] ? do_raw_spin_unlock+0x53/0x220 [ 43.431368] ? _raw_spin_unlock+0x1e/0x40 [ 43.432129] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.433102] ? static_key_count+0x60/0x80 [ 43.433861] prctl_set_seccomp+0x4e/0x70 [ 43.434628] __do_sys_prctl+0xe6c/0x1d70 [ 43.435410] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.436263] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.437221] ? irqentry_exit+0xf3/0x650 [ 43.437943] do_syscall_64+0xbf/0x430 [ 43.438676] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.439621] RIP: 0033:0x7fc1910505cd [ 43.440322] 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 [ 43.443446] RSP: 002b:00007ffe31c91820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.444803] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1910505cd [ 43.446075] RDX: 000055cef49abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.447363] RBP: 00007ffe31c91880 R08: 0000000000000000 R09: 00007ffe31c90f20 [ 43.448645] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf2e015240 [ 43.449921] R13: 00007ffe31c91cb0 R14: 000055cf2e01e380 R15: 000055cf2e029540 [ 43.451220] [ 43.451640] irq event stamp: 1727 [ 43.452273] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 43.453757] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 43.455263] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 43.456777] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 43.458261] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47809' (ECDSA) to the list of known hosts. 2025/11/19 01:42:08 fuzzer started 2025/11/19 01:42:08 dialing manager at localhost:34383 2025/11/19 01:42:09 checking machine... 2025/11/19 01:42:09 checking revisions... [ 44.661227] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:42:09 testing simple program... [ 44.758767] cgroup: Unknown subsys name 'net' [ 44.831283] cgroup: Unknown subsys name 'cpuset' [ 44.851278] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:42:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08e68 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08988 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000023e35 R12=ffffffff8135e7a2 R13=ffff88806ce08a98 R14=ffff88806ce08e58 R15=ffff88806ce08a50 RIP=ffffffff815bd105 RFL=00000247 [---Z-PC] 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 00007fe49b9f7900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffda0209000 CR3=000000002084a000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000227df RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe1aa90b000 CR3=0000000009e3d000 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=2037303a32343a313020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a32343a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000