[ 39.268954] ------------[ cut here ]------------ [ 39.270068] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.272378] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.274061] Modules linked in: [ 39.275192] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.277856] Tainted: [W]=WARN [ 39.278551] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.280230] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.281300] 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 [ 39.284895] RSP: 0018:ffff888016217bc0 EFLAGS: 00010286 [ 39.286023] RAX: 0000000000000000 RBX: ffffed1002c42f78 RCX: ffffffff813a4050 [ 39.287491] RDX: ffff888016205340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.288950] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c42f2f [ 39.290419] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.291712] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016217df8 [ 39.292852] FS: 00007f11f7a20900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.294144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.295082] CR2: 00007fff42148ef7 CR3: 000000000d55c000 CR4: 0000000000350ef0 [ 39.296227] Call Trace: [ 39.296675] [ 39.297039] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.297837] ? __create_object+0x59/0x80 [ 39.298535] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.299368] __vmalloc_noprof+0x59/0x60 [ 39.300050] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.300826] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.301653] bpf_prog_alloc+0x39/0x200 [ 39.302271] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.303105] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.303908] do_seccomp+0x349/0x25e0 [ 39.304552] ? find_held_lock+0x2b/0x80 [ 39.305192] ? do_prlimit+0x310/0x610 [ 39.305853] ? __pfx_do_seccomp+0x10/0x10 [ 39.306554] ? do_raw_spin_unlock+0x53/0x220 [ 39.307275] ? _raw_spin_unlock+0x1e/0x40 [ 39.307969] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.308826] ? static_key_count+0x60/0x80 [ 39.309541] prctl_set_seccomp+0x4e/0x70 [ 39.310185] __do_sys_prctl+0xe6c/0x1d70 [ 39.310889] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.311658] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.312527] ? irqentry_exit+0xf3/0x650 [ 39.313167] do_syscall_64+0xbf/0x430 [ 39.313823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.314667] RIP: 0033:0x7f11f7f125cd [ 39.315270] 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 [ 39.318087] RSP: 002b:00007fff421472e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.319329] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11f7f125cd [ 39.320486] RDX: 00005646d7558e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.321633] RBP: 00007fff42147340 R08: 0000000000000000 R09: 00007fff421469e0 [ 39.322782] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646ef0a62b0 [ 39.323933] R13: 00007fff42147770 R14: 00005646ef0a8d20 R15: 00005646ef0ba8d0 [ 39.325080] [ 39.325499] irq event stamp: 1901 [ 39.326040] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 39.327435] hardirqs last disabled at (1936): [] __up_console_sem+0x5d/0x80 [ 39.328781] softirqs last enabled at (1934): [] handle_softirqs+0x50c/0x770 [ 39.330157] softirqs last disabled at (1917): [] __irq_exit_rcu+0xc4/0x100 [ 39.331509] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.431474] ------------[ cut here ]------------ [ 42.432367] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.434545] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.436005] Modules linked in: [ 42.436657] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.438675] Tainted: [W]=WARN [ 42.439456] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.441252] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.442165] 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 [ 42.445326] RSP: 0018:ffff88800ed5fbc0 EFLAGS: 00010286 [ 42.446283] RAX: 0000000000000000 RBX: ffffed1001dabf78 RCX: ffffffff813a4050 [ 42.447783] RDX: ffff888015c15340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.449303] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dabf2f [ 42.450741] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.452022] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ed5fdf8 [ 42.453290] FS: 00007f33dc91f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.454725] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.455797] CR2: 00007ffdf0ed5ef7 CR3: 000000000e29a000 CR4: 0000000000350ef0 [ 42.457081] Call Trace: [ 42.457598] [ 42.458013] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.458899] ? __create_object+0x59/0x80 [ 42.459689] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.460670] __vmalloc_noprof+0x59/0x60 [ 42.461374] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.462258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.463204] bpf_prog_alloc+0x39/0x200 [ 42.463930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.464848] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.465754] do_seccomp+0x349/0x25e0 [ 42.466468] ? find_held_lock+0x2b/0x80 [ 42.467188] ? do_prlimit+0x310/0x610 [ 42.467923] ? __pfx_do_seccomp+0x10/0x10 [ 42.468716] ? do_raw_spin_unlock+0x53/0x220 [ 42.469545] ? _raw_spin_unlock+0x1e/0x40 [ 42.470270] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.471250] ? static_key_count+0x60/0x80 [ 42.472054] prctl_set_seccomp+0x4e/0x70 [ 42.472834] __do_sys_prctl+0xe6c/0x1d70 [ 42.473614] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.474468] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.475453] ? irqentry_exit+0xf3/0x650 [ 42.476167] do_syscall_64+0xbf/0x430 [ 42.476904] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.477847] RIP: 0033:0x7f33dce115cd [ 42.478540] 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 [ 42.481694] RSP: 002b:00007ffdf0ed3820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.483073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f33dce115cd [ 42.484342] RDX: 0000558409be0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.485611] RBP: 00007ffdf0ed3880 R08: 0000000000000000 R09: 00007ffdf0ed2f20 [ 42.486910] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584137dead0 [ 42.488212] R13: 00007ffdf0ed3cb0 R14: 00005584137dfbc0 R15: 00005584137f0780 [ 42.489499] [ 42.489917] irq event stamp: 1839 [ 42.490552] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 42.492081] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 42.493595] softirqs last enabled at (1808): [] handle_softirqs+0x50c/0x770 [ 42.495145] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 42.496651] ---[ end trace 0000000000000000 ]--- [ 43.333720] ------------[ cut here ]------------ [ 43.334618] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.336594] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.338010] Modules linked in: [ 43.338628] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.340553] Tainted: [W]=WARN [ 43.341095] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.342509] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.343367] 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 [ 43.346452] RSP: 0018:ffff888015c0fbc0 EFLAGS: 00010286 [ 43.347371] RAX: 0000000000000000 RBX: ffffed1002b81f78 RCX: ffffffff813a4050 [ 43.348648] RDX: ffff888015ef3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.349896] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b81f2f [ 43.351149] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.352307] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c0fdf8 [ 43.353327] FS: 00007fc73dd9f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.354459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.355270] CR2: 00007ffd7ba3bef7 CR3: 000000000c9e3000 CR4: 0000000000350ef0 [ 43.356276] Call Trace: [ 43.356677] [ 43.357005] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.357715] ? __create_object+0x59/0x80 [ 43.358299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.359071] __vmalloc_noprof+0x59/0x60 [ 43.359678] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.360333] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.361063] bpf_prog_alloc+0x39/0x200 [ 43.361647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.362353] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.363070] do_seccomp+0x349/0x25e0 [ 43.363646] ? find_held_lock+0x2b/0x80 [ 43.364216] ? do_prlimit+0x310/0x610 [ 43.364812] ? __pfx_do_seccomp+0x10/0x10 [ 43.365440] ? do_raw_spin_unlock+0x53/0x220 [ 43.366078] ? _raw_spin_unlock+0x1e/0x40 [ 43.366696] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.367468] ? static_key_count+0x60/0x80 [ 43.368078] prctl_set_seccomp+0x4e/0x70 [ 43.368699] __do_sys_prctl+0xe6c/0x1d70 [ 43.369287] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.369965] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.370737] ? irqentry_exit+0xf3/0x650 [ 43.371315] do_syscall_64+0xbf/0x430 [ 43.371899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.372653] RIP: 0033:0x7fc73e2915cd [ 43.373178] 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 [ 43.375694] RSP: 002b:00007ffd7ba3a1b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.376773] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc73e2915cd [ 43.377788] RDX: 0000562ce4e86e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.378793] RBP: 00007ffd7ba3a210 R08: 0000000000000000 R09: 00007ffd7ba398b0 [ 43.379804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562d1cbe3ad0 [ 43.380810] R13: 00007ffd7ba3a640 R14: 0000562d1cbe4bc0 R15: 0000562d1cbf5780 [ 43.381837] [ 43.382181] irq event stamp: 1811 [ 43.382696] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 43.383915] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 43.385130] softirqs last enabled at (1530): [] handle_softirqs+0x50c/0x770 [ 43.386348] softirqs last disabled at (1525): [] __irq_exit_rcu+0xc4/0x100 [ 43.387571] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23237' (ECDSA) to the list of known hosts. 2025/11/18 11:14:44 fuzzer started 2025/11/18 11:14:44 dialing manager at localhost:34383 2025/11/18 11:14:44 checking machine... 2025/11/18 11:14:44 checking revisions... [ 44.236618] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:14:44 testing simple program... [ 44.316554] cgroup: Unknown subsys name 'net' [ 44.372017] cgroup: Unknown subsys name 'cpuset' [ 44.386629] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:14:44 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=4e2c83b9a2609ffd RDX=1ffff11002b94e8c RSI=0000000071fd4c29 RDI=ffff88806ce31cd0 RBP=ffff888015ca7478 RSP=ffff888015ca73b0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888015ca7480 R13=ffff888015ca7468 R14=ffff888015ca7461 R15=ffff888015ca7420 RIP=ffffffff8135e542 RFL=00000212 [----A--] 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 00007f5d61189900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f33dced4650 CR3=000000000d3b6000 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=0d6af09353f40187a544e92c6640fd43 XMM02=00000000003042e8eff9b2d0a8fce9cb XMM03=00000000003043b82c67c8bc2e329bc3 XMM04=b10db8964435249f00000000000ae988 XMM05=e13a6814e3ad70d50000000000321c80 XMM06=9e72fcb8d8720d1d0000000000320a20 XMM07=fb795ef6d65770560000000000310fe0 XMM08=2c67c8bc2e329bc30000000000304358 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffed100d9e6478 RBX=ffffed100d9e6479 RCX=ffffffff8141efc8 RDX=0000000000000001 RSI=0000000000000008 RDI=ffff88806cf323c0 RBP=ffffed100d9e6478 RSP=ffff88800975fbe8 R8 =0000000000000000 R9 =ffffed100d9e6478 R10=ffff88806cf323c7 R11=0000000000000001 R12=dffffc0000000000 R13=ffffed10012af7c8 R14=ffff88800957be00 R15=ffff88806cf36280 RIP=ffffffff81b2d1bb RFL=00000083 [--S---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f33dced70b0 CR3=000000001f8ae000 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=ffffffffffffffffffffffff00000000 XMM01=000000000000000000005500746f6f72 XMM02=ff000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=000a687361622f6e69622f3a746f6f72 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000