[ 45.683711] ------------[ cut here ]------------ [ 45.684643] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.686671] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.688118] Modules linked in: [ 45.688700] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.690931] Tainted: [W]=WARN [ 45.691485] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.693011] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.693915] 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 [ 45.697088] RSP: 0018:ffff8880174bfbc0 EFLAGS: 00010286 [ 45.698058] RAX: 0000000000000000 RBX: ffffed1002e97f78 RCX: ffffffff813a4050 [ 45.699360] RDX: ffff88801cb6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.700642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e97f2f [ 45.701906] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.703200] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174bfdf8 [ 45.704480] FS: 00007f239e4fa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.705910] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.706979] CR2: 00007ffdb9530ef7 CR3: 000000000e6ea000 CR4: 0000000000350ef0 [ 45.708264] Call Trace: [ 45.708725] [ 45.709171] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.710073] ? __create_object+0x59/0x80 [ 45.710862] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.711838] __vmalloc_noprof+0x59/0x60 [ 45.712546] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.713407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.714339] bpf_prog_alloc+0x39/0x200 [ 45.715185] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.716128] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.717035] do_seccomp+0x349/0x25e0 [ 45.717704] ? find_held_lock+0x2b/0x80 [ 45.718449] ? do_prlimit+0x310/0x610 [ 45.719248] ? __pfx_do_seccomp+0x10/0x10 [ 45.720030] ? do_raw_spin_unlock+0x53/0x220 [ 45.720855] ? _raw_spin_unlock+0x1e/0x40 [ 45.721592] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.722557] ? static_key_count+0x60/0x80 [ 45.723396] prctl_set_seccomp+0x4e/0x70 [ 45.724172] __do_sys_prctl+0xe6c/0x1d70 [ 45.724960] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.725755] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.726716] ? irqentry_exit+0xf3/0x650 [ 45.727496] do_syscall_64+0xbf/0x430 [ 45.728227] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.729178] RIP: 0033:0x7f239e9ec5cd [ 45.729891] 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 [ 45.733058] RSP: 002b:00007ffdb952f380 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.734407] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f239e9ec5cd [ 45.735687] RDX: 000055d3ba979e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.736971] RBP: 00007ffdb952f3e0 R08: 0000000000000000 R09: 00007ffdb952ea80 [ 45.738249] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d3bb260bf0 [ 45.739537] R13: 00007ffdb952f810 R14: 000055d3bb26a380 R15: 000055d3bb275460 [ 45.740836] [ 45.741256] irq event stamp: 1797 [ 45.741910] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 45.743432] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 45.744930] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 45.746463] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 45.747967] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.425737] ------------[ cut here ]------------ [ 48.426565] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.428343] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.429605] Modules linked in: [ 48.430137] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.432045] Tainted: [W]=WARN [ 48.432545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.433872] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.434626] 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 [ 48.437378] RSP: 0018:ffff88801770fbc0 EFLAGS: 00010286 [ 48.438230] RAX: 0000000000000000 RBX: ffffed1002ee1f78 RCX: ffffffff813a4050 [ 48.439370] RDX: ffff8880176a1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.440491] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee1f2f [ 48.441596] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.442727] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801770fdf8 [ 48.443846] FS: 00007fc1301f0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.445099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.446023] CR2: 00007fff6cbacef7 CR3: 000000000e186000 CR4: 0000000000350ef0 [ 48.447168] Call Trace: [ 48.447584] [ 48.447966] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.448710] ? __create_object+0x59/0x80 [ 48.449400] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.450217] __vmalloc_noprof+0x59/0x60 [ 48.450867] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.451612] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.452447] bpf_prog_alloc+0x39/0x200 [ 48.453069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.453865] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.454601] do_seccomp+0x349/0x25e0 [ 48.455254] ? find_held_lock+0x2b/0x80 [ 48.455895] ? do_prlimit+0x310/0x610 [ 48.456507] ? __pfx_do_seccomp+0x10/0x10 [ 48.457189] ? do_raw_spin_unlock+0x53/0x220 [ 48.457896] ? _raw_spin_unlock+0x1e/0x40 [ 48.458530] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.459362] ? static_key_count+0x60/0x80 [ 48.460054] prctl_set_seccomp+0x4e/0x70 [ 48.460695] __do_sys_prctl+0xe6c/0x1d70 [ 48.461362] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.462085] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.462916] ? irqentry_exit+0xf3/0x650 [ 48.463554] do_syscall_64+0xbf/0x430 [ 48.464199] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.465034] RIP: 0033:0x7fc1306e25cd [ 48.465627] 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 [ 48.468424] RSP: 002b:00007fff6cbab900 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.469594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1306e25cd [ 48.470713] RDX: 0000560009d9ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.471836] RBP: 00007fff6cbab960 R08: 0000000000000000 R09: 00007fff6cbab000 [ 48.472941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560013c822b0 [ 48.474034] R13: 00007fff6cbabd90 R14: 0000560013c84d20 R15: 0000560013c968d0 [ 48.475187] [ 48.475576] irq event stamp: 1811 [ 48.476127] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 48.477465] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 48.478778] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 48.480131] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 48.481477] ---[ end trace 0000000000000000 ]--- [ 49.230109] ------------[ cut here ]------------ [ 49.231075] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.233150] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.234616] Modules linked in: [ 49.235278] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.237519] Tainted: [W]=WARN [ 49.238627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.240153] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.241099] 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 [ 49.244322] RSP: 0018:ffff88801d427bc0 EFLAGS: 00010286 [ 49.245333] RAX: 0000000000000000 RBX: ffffed1003a84f78 RCX: ffffffff813a4050 [ 49.246647] RDX: ffff88800f3bb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.247978] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a84f2f [ 49.249300] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.250612] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d427df8 [ 49.251997] FS: 00007f72616b2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.253474] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.254577] CR2: 00007f7261ba4580 CR3: 0000000021918000 CR4: 0000000000350ef0 [ 49.255919] Call Trace: [ 49.256397] [ 49.256884] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.257756] ? __create_object+0x59/0x80 [ 49.258576] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.259589] __vmalloc_noprof+0x59/0x60 [ 49.260366] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.261272] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.262233] bpf_prog_alloc+0x39/0x200 [ 49.263024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.263979] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.264923] do_seccomp+0x349/0x25e0 [ 49.265612] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.266555] ? __pfx_do_seccomp+0x10/0x10 [ 49.267406] ? find_held_lock+0x2b/0x80 [ 49.268197] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.269201] ? static_key_count+0x60/0x80 [ 49.270046] prctl_set_seccomp+0x4e/0x70 [ 49.270856] __do_sys_prctl+0xe6c/0x1d70 [ 49.271626] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.272514] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.273508] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.274506] ? irqentry_exit+0xf3/0x650 [ 49.275327] do_syscall_64+0xbf/0x430 [ 49.276098] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.277087] RIP: 0033:0x7f7261ba45cd [ 49.277827] 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 [ 49.281077] RSP: 002b:00007ffcec25b970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.282490] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7261ba45cd [ 49.283845] RDX: 000055b9c13b3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.285155] RBP: 00007ffcec25b9d0 R08: 0000000000000000 R09: 00007ffcec25b070 [ 49.286479] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9f5439ad0 [ 49.287621] R13: 00007ffcec25be00 R14: 000055b9f543abc0 R15: 000055b9f544b780 [ 49.288462] [ 49.288737] irq event stamp: 1895 [ 49.289167] hardirqs last enabled at (1905): [] __up_console_sem+0x78/0x80 [ 49.290152] hardirqs last disabled at (1914): [] __up_console_sem+0x5d/0x80 [ 49.291151] softirqs last enabled at (1844): [] handle_softirqs+0x50c/0x770 [ 49.292063] softirqs last disabled at (1839): [] __irq_exit_rcu+0xc4/0x100 [ 49.292836] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62541' (ECDSA) to the list of known hosts. 2025/11/17 23:28:49 fuzzer started 2025/11/17 23:28:49 dialing manager at localhost:37895 2025/11/17 23:28:49 checking machine... 2025/11/17 23:28:49 checking revisions... [ 50.174933] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:28:50 testing simple program... [ 50.269293] cgroup: Unknown subsys name 'net' [ 50.328240] cgroup: Unknown subsys name 'cpuset' [ 50.346474] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:28:49 Registers: info registers vcpu 0 RAX=00007fc1306e2e01 RBX=0000000000000000 RCX=00007ffffffff000 RDX=0000000000000206 RSI=0000000000000000 RDI=ffffffff81000130 RBP=0000000000000000 RSP=ffff888016be7f58 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81000132 RFL=00000002 [-------] 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 00007fc1301f0900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc1307a7618 CR3=0000000021369000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=ffff88806cf08f24 RDX=ffff888009643780 RSI=ffffffff81636597 RDI=ffff888009644200 RBP=ffffffff86650094 RSP=ffff88806cf08f68 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88806cf28ec0 R13=dffffc0000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81636597 RFL=00000093 [--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 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=000055757a5f1000 CR3=000000000e214000 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=756070e2010c71880a4052daca9d9906 XMM02=2c67c8bc2e329bc30000000000305140 XMM03=fb795ef6d65770560000000000311720 XMM04=5ad03ebe7448ed4600000000000ae988 XMM05=07c8bb74b6c04a440000000000320898 XMM06=afa937c211c7cd69000000000031a8b0 XMM07=e042d86d42eb936e00000000003119a0 XMM08=50efa053fbdb942300000000003051a0 XMM09=00000000000000000000000000000000 XMM10=20200000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000