[ 46.317011] ------------[ cut here ]------------ [ 46.317963] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.320032] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.321583] Modules linked in: [ 46.322180] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.324206] Tainted: [W]=WARN [ 46.324835] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.326346] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.327275] 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 [ 46.330489] RSP: 0018:ffff888016897bc0 EFLAGS: 00010286 [ 46.331491] RAX: 0000000000000000 RBX: ffffed1002d12f78 RCX: ffffffff813a4050 [ 46.332779] RDX: ffff88800f303780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.334094] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d12f2f [ 46.335425] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.336767] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016897df8 [ 46.338093] FS: 00007f54656a5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.339568] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.340657] CR2: 00007f5465b97580 CR3: 0000000013c8b000 CR4: 0000000000350ef0 [ 46.341975] Call Trace: [ 46.342499] [ 46.342917] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.343834] ? __create_object+0x59/0x80 [ 46.344627] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.345645] __vmalloc_noprof+0x59/0x60 [ 46.346372] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.347262] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.348200] bpf_prog_alloc+0x39/0x200 [ 46.348961] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.349900] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.350826] do_seccomp+0x349/0x25e0 [ 46.351560] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.352460] ? __pfx_do_seccomp+0x10/0x10 [ 46.353222] ? find_held_lock+0x2b/0x80 [ 46.353997] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.354968] ? static_key_count+0x60/0x80 [ 46.355783] prctl_set_seccomp+0x4e/0x70 [ 46.356567] __do_sys_prctl+0xe6c/0x1d70 [ 46.357310] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.358181] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.359171] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.360144] ? irqentry_exit+0xf3/0x650 [ 46.360951] do_syscall_64+0xbf/0x430 [ 46.361703] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.362683] RIP: 0033:0x7f5465b975cd [ 46.363349] 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 [ 46.366572] RSP: 002b:00007ffc950b60b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.367959] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5465b975cd [ 46.369270] RDX: 000056217c08fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.370569] RBP: 00007ffc950b6110 R08: 0000000000000000 R09: 00007ffc950b57b0 [ 46.371854] R10: 0000000000000000 R11: 0000000000000246 R12: 00005621b0e93ad0 [ 46.373169] R13: 00007ffc950b6540 R14: 00005621b0e94bc0 R15: 00005621b0ea5780 [ 46.374487] [ 46.374914] irq event stamp: 1715 [ 46.375569] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 46.377135] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 46.378694] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 46.380252] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 46.381808] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.425458] ------------[ cut here ]------------ [ 49.426343] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.428384] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.429893] Modules linked in: [ 49.430519] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.432485] Tainted: [W]=WARN [ 49.433052] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.434524] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.435438] 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 [ 49.438623] RSP: 0018:ffff8880168afbc0 EFLAGS: 00010286 [ 49.439633] RAX: 0000000000000000 RBX: ffffed1002d15f78 RCX: ffffffff813a4050 [ 49.440924] RDX: ffff88801a260000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.442221] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d15f2f [ 49.443514] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.444807] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168afdf8 [ 49.446096] FS: 00007fa486ab1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.447531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.448600] CR2: 00007fa486fa3580 CR3: 000000002068e000 CR4: 0000000000350ef0 [ 49.449900] Call Trace: [ 49.450362] [ 49.450807] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.451715] ? __create_object+0x59/0x80 [ 49.452489] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.453474] __vmalloc_noprof+0x59/0x60 [ 49.454193] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.455071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.456011] bpf_prog_alloc+0x39/0x200 [ 49.456752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.457696] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.458620] do_seccomp+0x349/0x25e0 [ 49.459297] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.460186] ? __pfx_do_seccomp+0x10/0x10 [ 49.460997] ? find_held_lock+0x2b/0x80 [ 49.461755] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.462743] ? static_key_count+0x60/0x80 [ 49.463557] prctl_set_seccomp+0x4e/0x70 [ 49.464300] __do_sys_prctl+0xe6c/0x1d70 [ 49.465121] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.465989] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.466957] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.467926] ? irqentry_exit+0xf3/0x650 [ 49.468715] do_syscall_64+0xbf/0x430 [ 49.469468] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.470574] RIP: 0033:0x7fa486fa35cd [ 49.471264] 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 [ 49.474460] RSP: 002b:00007fffedbb5880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.475821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa486fa35cd [ 49.477124] RDX: 000055d64ba1be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.478427] RBP: 00007fffedbb58e0 R08: 0000000000000000 R09: 00007fffedbb4f80 [ 49.479717] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d6633feb10 [ 49.481017] R13: 00007fffedbb5d10 R14: 000055d6633ff2b0 R15: 000055d6634136f0 [ 49.481843] [ 49.482115] irq event stamp: 1699 [ 49.482514] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 49.483482] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 49.484434] softirqs last enabled at (1594): [] handle_softirqs+0x50c/0x770 [ 49.485301] softirqs last disabled at (1589): [] __irq_exit_rcu+0xc4/0x100 [ 49.485984] ---[ end trace 0000000000000000 ]--- [ 50.260280] ------------[ cut here ]------------ [ 50.261340] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.263610] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.265274] Modules linked in: [ 50.265983] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.268154] Tainted: [W]=WARN [ 50.268814] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.270434] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.271446] 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 [ 50.275000] RSP: 0018:ffff88801a8c7bc0 EFLAGS: 00010286 [ 50.276089] RAX: 0000000000000000 RBX: ffffed1003518f78 RCX: ffffffff813a4050 [ 50.277528] RDX: ffff88800f300000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.278959] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003518f2f [ 50.280385] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.281797] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a8c7df8 [ 50.283131] FS: 00007f616f9cd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.284632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.285774] CR2: 00007fffe3dcdef8 CR3: 0000000013c6e000 CR4: 0000000000350ef0 [ 50.287123] Call Trace: [ 50.287658] [ 50.288103] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.289077] ? __create_object+0x59/0x80 [ 50.289906] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.290944] __vmalloc_noprof+0x59/0x60 [ 50.291763] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.292694] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.293697] bpf_prog_alloc+0x39/0x200 [ 50.294481] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.295479] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.296444] do_seccomp+0x349/0x25e0 [ 50.297180] ? find_held_lock+0x2b/0x80 [ 50.297984] ? do_prlimit+0x310/0x610 [ 50.298767] ? __pfx_do_seccomp+0x10/0x10 [ 50.299616] ? do_raw_spin_unlock+0x53/0x220 [ 50.300512] ? _raw_spin_unlock+0x1e/0x40 [ 50.301315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.302357] ? static_key_count+0x60/0x80 [ 50.303224] prctl_set_seccomp+0x4e/0x70 [ 50.304058] __do_sys_prctl+0xe6c/0x1d70 [ 50.304927] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.305851] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.306893] ? irqentry_exit+0xf3/0x650 [ 50.307720] do_syscall_64+0xbf/0x430 [ 50.308515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.309562] RIP: 0033:0x7f616febf5cd [ 50.310317] 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 [ 50.313820] RSP: 002b:00007fffe3dcc020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.315283] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f616febf5cd [ 50.316649] RDX: 000055a8840f7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.318047] RBP: 00007fffe3dcc080 R08: 0000000000000000 R09: 00007fffe3dcb720 [ 50.319432] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a888fd8b10 [ 50.320856] R13: 00007fffe3dcc4b0 R14: 000055a888fd92b0 R15: 000055a888fed6f0 [ 50.322283] [ 50.322789] irq event stamp: 1785 [ 50.323501] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 50.325182] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 50.326673] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 50.328124] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 50.329555] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14365' (ECDSA) to the list of known hosts. 2025/11/17 15:30:59 fuzzer started 2025/11/17 15:30:59 dialing manager at localhost:37895 2025/11/17 15:30:59 checking machine... 2025/11/17 15:30:59 checking revisions... [ 51.234449] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:31:00 testing simple program... [ 51.319789] cgroup: Unknown subsys name 'net' [ 51.383148] cgroup: Unknown subsys name 'cpuset' [ 51.399047] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:30:59 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=4b952e4da9267483 RDX=00000000915d54c6 RSI=000000005e406224 RDI=0000000000104185 RBP=ffffffff85e1ffe0 RSP=ffff888016b578e8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152926b RFL=00000206 [-----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 00007fa486ab1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffedbaf000 CR3=0000000013d44000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002715d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1c0f478000 CR3=000000000c622000 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=30333a353120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303134 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000