[ 46.832091] ------------[ cut here ]------------ [ 46.833039] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.835106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.836578] Modules linked in: [ 46.837210] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.839190] Tainted: [W]=WARN [ 46.839752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.841218] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.842119] 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 [ 46.845292] RSP: 0018:ffff88801a567bc0 EFLAGS: 00010286 [ 46.846275] RAX: 0000000000000000 RBX: ffffed10034acf78 RCX: ffffffff813a4050 [ 46.847568] RDX: ffff88801a568000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.848835] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034acf2f [ 46.850130] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.851414] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a567df8 [ 46.852730] FS: 00007fe8101b7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.854166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.855232] CR2: 00007fe81071d4a6 CR3: 000000000f6cf000 CR4: 0000000000350ef0 [ 46.856532] Call Trace: [ 46.857046] [ 46.857461] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.858350] ? __create_object+0x59/0x80 [ 46.859135] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.860123] __vmalloc_noprof+0x59/0x60 [ 46.860825] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.861701] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.862624] bpf_prog_alloc+0x39/0x200 [ 46.863355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.864298] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.865202] do_seccomp+0x349/0x25e0 [ 46.865877] ? find_held_lock+0x2b/0x80 [ 46.866639] ? do_prlimit+0x310/0x610 [ 46.867380] ? __pfx_do_seccomp+0x10/0x10 [ 46.868155] ? do_raw_spin_unlock+0x53/0x220 [ 46.868980] ? _raw_spin_unlock+0x1e/0x40 [ 46.869716] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.870676] ? static_key_count+0x60/0x80 [ 46.871472] prctl_set_seccomp+0x4e/0x70 [ 46.872233] __do_sys_prctl+0xe6c/0x1d70 [ 46.873001] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.873813] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.874790] ? irqentry_exit+0xf3/0x650 [ 46.875548] do_syscall_64+0xbf/0x430 [ 46.876300] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.877259] RIP: 0033:0x7fe8106a95cd [ 46.877956] 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 [ 46.881107] RSP: 002b:00007ffe88ee4040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.882485] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8106a95cd [ 46.883791] RDX: 0000555f76cace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.885086] RBP: 00007ffe88ee40a0 R08: 0000000000000000 R09: 00007ffe88ee3740 [ 46.886369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555f791b9ad0 [ 46.887714] R13: 00007ffe88ee44d0 R14: 0000555f791babc0 R15: 0000555f791cb780 [ 46.889025] [ 46.889440] irq event stamp: 1739 [ 46.890099] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 46.891650] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 46.893166] softirqs last enabled at (1258): [] handle_softirqs+0x50c/0x770 [ 46.894710] softirqs last disabled at (1253): [] __irq_exit_rcu+0xc4/0x100 [ 46.896218] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.105531] ------------[ cut here ]------------ [ 50.106482] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.108523] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 50.110009] Modules linked in: [ 50.110605] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.112823] Tainted: [W]=WARN [ 50.113687] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.115185] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.116122] 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 [ 50.119299] RSP: 0018:ffff88800e3efbc0 EFLAGS: 00010286 [ 50.120288] RAX: 0000000000000000 RBX: ffffed1001c7df78 RCX: ffffffff813a4050 [ 50.121569] RDX: ffff88800e4e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.122860] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c7df2f [ 50.124212] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.125509] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e3efdf8 [ 50.126820] FS: 00007fd16f3df900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.128280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.129359] CR2: 00007ffc8b7feef7 CR3: 000000000e21f000 CR4: 0000000000350ef0 [ 50.130646] Call Trace: [ 50.131157] [ 50.131581] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.132486] ? __create_object+0x59/0x80 [ 50.133272] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.134255] __vmalloc_noprof+0x59/0x60 [ 50.135013] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.135848] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.136792] bpf_prog_alloc+0x39/0x200 [ 50.137533] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.138475] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.139397] do_seccomp+0x349/0x25e0 [ 50.140139] ? find_held_lock+0x2b/0x80 [ 50.140860] ? do_prlimit+0x310/0x610 [ 50.141615] ? __pfx_do_seccomp+0x10/0x10 [ 50.142404] ? do_raw_spin_unlock+0x53/0x220 [ 50.143245] ? _raw_spin_unlock+0x1e/0x40 [ 50.144067] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.145048] ? static_key_count+0x60/0x80 [ 50.145804] prctl_set_seccomp+0x4e/0x70 [ 50.146579] __do_sys_prctl+0xe6c/0x1d70 [ 50.147367] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.148239] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.149232] ? irqentry_exit+0xf3/0x650 [ 50.150004] do_syscall_64+0xbf/0x430 [ 50.150701] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.151674] RIP: 0033:0x7fd16f8d15cd [ 50.152385] 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 [ 50.155570] RSP: 002b:00007ffc8b7fda10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.156956] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd16f8d15cd [ 50.158245] RDX: 00005627455bbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.159539] RBP: 00007ffc8b7fda70 R08: 0000000000000000 R09: 00007ffc8b7fd110 [ 50.160818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562748ce7ad0 [ 50.162105] R13: 00007ffc8b7fdea0 R14: 0000562748ce8bc0 R15: 0000562748cf9780 [ 50.163411] [ 50.163857] irq event stamp: 1847 [ 50.164525] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 50.166071] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 50.167603] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 50.169158] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 50.170670] ---[ end trace 0000000000000000 ]--- [ 50.965029] ------------[ cut here ]------------ [ 50.965888] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.967994] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.969473] Modules linked in: [ 50.970110] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.972094] Tainted: [W]=WARN [ 50.972640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.974090] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.974993] 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 [ 50.978130] RSP: 0018:ffff888017057bc0 EFLAGS: 00010286 [ 50.979104] RAX: 0000000000000000 RBX: ffffed1002e0af78 RCX: ffffffff813a4050 [ 50.980380] RDX: ffff888015d48000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.981655] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0af2f [ 50.982935] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.984222] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017057df8 [ 50.985497] FS: 00007f62f1756900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.986941] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.988007] CR2: 00007f62f1c48580 CR3: 000000000d4f8000 CR4: 0000000000350ef0 [ 50.989275] Call Trace: [ 50.989734] [ 50.990178] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.991076] ? __create_object+0x59/0x80 [ 50.991815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.992782] __vmalloc_noprof+0x59/0x60 [ 50.993533] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.994391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.995325] bpf_prog_alloc+0x39/0x200 [ 50.996084] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.997014] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.997868] do_seccomp+0x349/0x25e0 [ 50.998584] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.999488] ? __pfx_do_seccomp+0x10/0x10 [ 51.000285] ? find_held_lock+0x2b/0x80 [ 51.001057] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.002011] ? static_key_count+0x60/0x80 [ 51.002757] prctl_set_seccomp+0x4e/0x70 [ 51.003537] __do_sys_prctl+0xe6c/0x1d70 [ 51.004308] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.005161] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.006122] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.007072] ? irqentry_exit+0xf3/0x650 [ 51.007792] do_syscall_64+0xbf/0x430 [ 51.008528] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.009478] RIP: 0033:0x7f62f1c485cd [ 51.010169] 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 [ 51.013318] RSP: 002b:00007ffc9d6ddf50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.014675] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62f1c485cd [ 51.015991] RDX: 0000565465316e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.017258] RBP: 00007ffc9d6ddfb0 R08: 0000000000000000 R09: 00007ffc9d6dd650 [ 51.018527] R10: 0000000000000000 R11: 0000000000000246 R12: 000056546e06d240 [ 51.019823] R13: 00007ffc9d6de3e0 R14: 000056546e06cbf0 R15: 000056546e0814d0 [ 51.021113] [ 51.021542] irq event stamp: 1813 [ 51.022178] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 51.023711] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 51.025238] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 51.026766] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 51.028292] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35420' (ECDSA) to the list of known hosts. 2025/11/18 12:07:32 fuzzer started 2025/11/18 12:07:32 dialing manager at localhost:34383 2025/11/18 12:07:32 checking machine... 2025/11/18 12:07:32 checking revisions... [ 51.933241] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:07:33 testing simple program... [ 52.023252] cgroup: Unknown subsys name 'net' [ 52.090623] cgroup: Unknown subsys name 'cpuset' [ 52.107809] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:07:32 Registers: info registers vcpu 0 RAX=1ffff1100196479b RBX=ffff88801a1ff980 RCX=ffff88800cb23c80 RDX=0000000000000000 RSI=0000000000000840 RDI=0000000000000dc0 RBP=ffff8880096c78c0 RSP=ffff88801a1ff8d8 R8 =ffff88800cb23c80 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000000 R12=ffffea0000802600 R13=0000000000000000 R14=dffffc0000000000 R15=ffff88800cb23cd8 RIP=ffffffff81b574e2 RFL=00000246 [---Z-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 00007fd16f3df900 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=00007fd16f996618 CR3=0000000020030000 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=000000000002744f 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1559d45a78 CR3=000000000dc3f000 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=2739968fb43914844941f1eee0afe871 XMM02=0000000000305b50ec2efd57dc4c00df XMM03=00000000003125e8a76919be2a359a0d XMM04=ab9ea56ffd2c308500000000000ae988 XMM05=d96330e2d2db86320000000000321668 XMM06=a1b9b64b7eab7d1f000000000031ae70 XMM07=e042d86d42eb936e0000000000312868 XMM08=a76919be2a359a0d0000000000305bb0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000