[ 39.246258] ------------[ cut here ]------------ [ 39.247196] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.249203] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.250665] Modules linked in: [ 39.251255] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.253465] Tainted: [W]=WARN [ 39.254162] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.255642] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.256535] 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 [ 39.259727] RSP: 0018:ffff888019d5fbc0 EFLAGS: 00010286 [ 39.260705] RAX: 0000000000000000 RBX: ffffed10033abf78 RCX: ffffffff813a4050 [ 39.261981] RDX: ffff88801a1f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.263250] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033abf2f [ 39.264541] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.265809] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d5fdf8 [ 39.267087] FS: 00007fac131b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.268542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.269598] CR2: 00007ffd63f4eef7 CR3: 000000000dae4000 CR4: 0000000000350ef0 [ 39.270857] Call Trace: [ 39.271320] [ 39.271764] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.272649] ? __create_object+0x59/0x80 [ 39.273384] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.274338] __vmalloc_noprof+0x59/0x60 [ 39.275082] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.275975] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.276917] bpf_prog_alloc+0x39/0x200 [ 39.277659] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.278572] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.279423] do_seccomp+0x349/0x25e0 [ 39.280143] ? find_held_lock+0x2b/0x80 [ 39.280902] ? do_prlimit+0x310/0x610 [ 39.281653] ? __pfx_do_seccomp+0x10/0x10 [ 39.282386] ? do_raw_spin_unlock+0x53/0x220 [ 39.283213] ? _raw_spin_unlock+0x1e/0x40 [ 39.284015] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.284979] ? static_key_count+0x60/0x80 [ 39.285770] prctl_set_seccomp+0x4e/0x70 [ 39.286547] __do_sys_prctl+0xe6c/0x1d70 [ 39.287282] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.288155] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 Debian GNU/Linux 11 syzkaller ttyS0[ 39.289171] ? irqentry_exit+0xf3/0x650 syzkaller login: [ 39.290870] do_syscall_64+0xbf/0x430 [ 39.291979] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.292929] RIP: 0033:0x7fac136ab5cd [ 39.293636] 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 [ 39.296818] RSP: 002b:00007ffd63f4d100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.298177] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fac136ab5cd [ 39.299437] RDX: 000055db3fdffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.300744] RBP: 00007ffd63f4d160 R08: 0000000000000000 R09: 00007ffd63f4c800 [ 39.302003] R10: 0000000000000000 R11: 0000000000000246 R12: 000055db47a98240 [ 39.303253] R13: 00007ffd63f4d590 R14: 000055db47a97bf0 R15: 000055db47aac4d0 [ 39.304547] [ 39.304966] irq event stamp: 1841 [ 39.305605] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 39.307118] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 39.308654] softirqs last enabled at (1830): [] handle_softirqs+0x50c/0x770 [ 39.310211] softirqs last disabled at (1825): [] __irq_exit_rcu+0xc4/0x100 [ 39.311720] ---[ end trace 0000000000000000 ]--- [ 42.340611] ------------[ cut here ]------------ [ 42.341310] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.342955] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.344134] Modules linked in: [ 42.344644] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.346233] Tainted: [W]=WARN [ 42.346709] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.347893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.348655] 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 [ 42.351181] RSP: 0018:ffff8880159dfbc0 EFLAGS: 00010286 [ 42.351988] RAX: 0000000000000000 RBX: ffffed1002b3bf78 RCX: ffffffff813a4050 [ 42.353008] RDX: ffff888017321bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.354040] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b3bf2f [ 42.355069] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.356102] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159dfdf8 [ 42.357128] FS: 00007fa17d093900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.358275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.359133] CR2: 00007fa17d585580 CR3: 000000001f83a000 CR4: 0000000000350ef0 [ 42.360171] Call Trace: [ 42.360572] [ 42.360900] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.361612] ? __create_object+0x59/0x80 [ 42.362197] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.362983] __vmalloc_noprof+0x59/0x60 [ 42.363585] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.364251] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.364995] bpf_prog_alloc+0x39/0x200 [ 42.365593] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.366307] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.367035] do_seccomp+0x349/0x25e0 [ 42.367618] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.368302] ? __pfx_do_seccomp+0x10/0x10 [ 42.368941] ? find_held_lock+0x2b/0x80 [ 42.369549] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.370289] ? static_key_count+0x60/0x80 [ 42.370932] prctl_set_seccomp+0x4e/0x70 [ 42.371568] __do_sys_prctl+0xe6c/0x1d70 [ 42.372171] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.372866] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.373642] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.374385] ? irqentry_exit+0xf3/0x650 [ 42.375012] do_syscall_64+0xbf/0x430 [ 42.375606] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.376336] RIP: 0033:0x7fa17d5855cd [ 42.376901] 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 [ 42.379439] RSP: 002b:00007ffe4edf6250 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.380550] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa17d5855cd [ 42.381573] RDX: 000055e5b22f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.382608] RBP: 00007ffe4edf62b0 R08: 0000000000000000 R09: 00007ffe4edf5950 [ 42.383644] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5c9805ad0 [ 42.384681] R13: 00007ffe4edf66e0 R14: 000055e5c9806bc0 R15: 000055e5c9817780 [ 42.385755] [ 42.386097] irq event stamp: 1705 [ 42.386627] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 42.387855] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 42.389066] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 42.390332] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 42.391572] ---[ end trace 0000000000000000 ]--- [ 43.145024] ------------[ cut here ]------------ [ 43.145977] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.148014] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.149452] Modules linked in: [ 43.150076] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.152058] Tainted: [W]=WARN [ 43.152653] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.154103] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.155006] 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 [ 43.158141] RSP: 0018:ffff88801a18fbc0 EFLAGS: 00010286 [ 43.159105] RAX: 0000000000000000 RBX: ffffed1003431f78 RCX: ffffffff813a4050 [ 43.160402] RDX: ffff888015b6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.161662] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003431f2f [ 43.162921] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.164210] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a18fdf8 [ 43.165507] FS: 00007f0b4de55900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.166919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.168009] CR2: 00007f0b4e347580 CR3: 000000001f856000 CR4: 0000000000350ef0 [ 43.169267] Call Trace: [ 43.169775] [ 43.170185] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.171070] ? __create_object+0x59/0x80 [ 43.171870] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.172828] __vmalloc_noprof+0x59/0x60 [ 43.173585] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.174399] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.175324] bpf_prog_alloc+0x39/0x200 [ 43.176096] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.177021] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.177912] do_seccomp+0x349/0x25e0 [ 43.178609] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.179449] ? __pfx_do_seccomp+0x10/0x10 [ 43.180273] ? find_held_lock+0x2b/0x80 [ 43.181026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.181971] ? static_key_count+0x60/0x80 [ 43.182774] prctl_set_seccomp+0x4e/0x70 [ 43.183582] __do_sys_prctl+0xe6c/0x1d70 [ 43.184322] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.185165] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.186124] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.187095] ? irqentry_exit+0xf3/0x650 [ 43.187902] do_syscall_64+0xbf/0x430 [ 43.188633] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.189572] RIP: 0033:0x7f0b4e3475cd [ 43.190222] 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 [ 43.193412] RSP: 002b:00007ffe88058b70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.194744] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b4e3475cd [ 43.196049] RDX: 0000563a87b81e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.197320] RBP: 00007ffe88058bd0 R08: 0000000000000000 R09: 00007ffe88058270 [ 43.198610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a88e55ad0 [ 43.199949] R13: 00007ffe88059000 R14: 0000563a88e56bc0 R15: 0000563a88e67780 [ 43.201271] [ 43.201737] irq event stamp: 1745 [ 43.202344] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 43.203898] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 43.205407] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 43.206976] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 43.208531] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30724' (ECDSA) to the list of known hosts. 2025/11/17 10:37:30 fuzzer started 2025/11/17 10:37:31 dialing manager at localhost:37895 2025/11/17 10:37:31 checking machine... 2025/11/17 10:37:31 checking revisions... [ 44.157377] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:37:31 testing simple program... [ 44.248538] cgroup: Unknown subsys name 'net' [ 44.315544] cgroup: Unknown subsys name 'cpuset' [ 44.332624] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:37:30 Registers: info registers vcpu 0 RAX=0000000000044609 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7cf12b81d8 CR3=000000000d55d000 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=52af8c88396e588b904f8a0dd4575c3f XMM02=ec2efd57dc4c00df0000000000305948 XMM03=ebf767296feeb41e0000000000305a18 XMM04=beb5f859f4cfe86c00000000000ae988 XMM05=34c861538c34400a00000000003204c0 XMM06=474038aa6c007e1f000000000031f560 XMM07=e042d86d42eb936e000000000030ed18 XMM08=ebf767296feeb41e0000000000305a18 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888013fa0000 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888013fa0a80 RDI=ffff888013fa0000 RBP=ffff888013fa0a58 RSP=ffff888013dcf628 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888013fa0a80 R13=0000000000000001 R14=0000000000000000 R15=0000000000000004 RIP=ffffffff81527346 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 00007fa17d093900 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=00007fa17d062008 CR3=0000000013bb3000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000