[ 39.284296] ------------[ cut here ]------------ [ 39.284890] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.286174] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.287111] Modules linked in: [ 39.287514] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.288776] Tainted: [W]=WARN [ 39.289124] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.290077] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.290665] 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 [ 39.292701] RSP: 0018:ffff8880076efbc0 EFLAGS: 00010286 [ 39.293302] RAX: 0000000000000000 RBX: ffffed1000eddf78 RCX: ffffffff813a4050 [ 39.294122] RDX: ffff888016d73780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.294950] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000eddf2f [ 39.295759] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.296573] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880076efdf8 [ 39.297364] FS: 00007fb79f6a0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.298280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.298968] CR2: 00007ffe51eb6ef8 CR3: 000000000eb6c000 CR4: 0000000000350ef0 [ 39.299783] Call Trace: [ 39.300077] [ 39.300339] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.300918] ? __create_object+0x59/0x80 [ 39.301414] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.302001] __vmalloc_noprof+0x59/0x60 [ 39.302482] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.303020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.303617] bpf_prog_alloc+0x39/0x200 [ 39.304056] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.304646] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.305193] do_seccomp+0x349/0x25e0 [ 39.305654] ? find_held_lock+0x2b/0x80 [ 39.306115] ? do_prlimit+0x310/0x610 [ 39.306590] ? __pfx_do_seccomp+0x10/0x10 [ 39.307071] ? do_raw_spin_unlock+0x53/0x220 [ 39.307602] ? _raw_spin_unlock+0x1e/0x40 [ 39.308073] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.308682] ? static_key_count+0x60/0x80 [ 39.309166] prctl_set_seccomp+0x4e/0x70 [ 39.309652] __do_sys_prctl+0xe6c/0x1d70 [ 39.310121] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.310659] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.311249] ? irqentry_exit+0xf3/0x650 [ 39.311736] do_syscall_64+0xbf/0x430 [ 39.312182] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.312789] RIP: 0033:0x7fb79fb925cd [ 39.313208] 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 [ 39.315236] RSP: 002b:00007ffe51eb4350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.316103] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb79fb925cd [ 39.316912] RDX: 0000559bfa643e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.317716] RBP: 00007ffe51eb43b0 R08: 0000000000000000 R09: 00007ffe51eb3a50 [ 39.318527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559bfeb7db10 [ 39.319319] R13: 00007ffe51eb47e0 R14: 0000559bfeb7e2b0 R15: 0000559bfeb926f0 [ 39.320025] [ 39.320226] irq event stamp: 1727 [ 39.320541] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 39.321244] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 39.321976] softirqs last enabled at (1242): [] handle_softirqs+0x50c/0x770 [ 39.322715] softirqs last disabled at (1233): [] __irq_exit_rcu+0xc4/0x100 [ 39.323447] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.799197] ------------[ cut here ]------------ [ 42.799965] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.801715] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.802960] Modules linked in: [ 42.803502] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.805171] Tainted: [W]=WARN [ 42.805670] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.806909] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.807672] 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 [ 42.810592] RSP: 0018:ffff88801d88fbc0 EFLAGS: 00010286 [ 42.811687] RAX: 0000000000000000 RBX: ffffed1003b11f78 RCX: ffffffff813a4050 [ 42.812757] RDX: ffff8880075c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.813816] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003b11f2f [ 42.814898] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.815959] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d88fdf8 [ 42.817040] FS: 00007f03c8115900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.818413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.819536] CR2: 00007f03c8607580 CR3: 000000000e49a000 CR4: 0000000000350ef0 [ 42.820759] Call Trace: [ 42.821157] [ 42.821546] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.822264] ? __create_object+0x59/0x80 [ 42.822935] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.823764] __vmalloc_noprof+0x59/0x60 [ 42.824360] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.825095] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.825876] bpf_prog_alloc+0x39/0x200 [ 42.826494] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.827253] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.828009] do_seccomp+0x349/0x25e0 [ 42.828612] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.829325] ? __pfx_do_seccomp+0x10/0x10 [ 42.829993] ? find_held_lock+0x2b/0x80 [ 42.830633] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.831456] ? static_key_count+0x60/0x80 [ 42.832089] prctl_set_seccomp+0x4e/0x70 [ 42.832742] __do_sys_prctl+0xe6c/0x1d70 [ 42.833360] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.834073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.834891] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.835712] ? irqentry_exit+0xf3/0x650 [ 42.836319] do_syscall_64+0xbf/0x430 [ 42.836933] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.837729] RIP: 0033:0x7f03c86075cd [ 42.838281] 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 [ 42.841055] RSP: 002b:00007fff154913c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.842202] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03c86075cd [ 42.843289] RDX: 000055ed451fae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.844369] RBP: 00007fff15491420 R08: 0000000000000000 R09: 00007fff15490ac0 [ 42.845472] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed49a24240 [ 42.846580] R13: 00007fff15491850 R14: 000055ed49a2d380 R15: 000055ed49a38540 [ 42.847666] [ 42.848024] irq event stamp: 1723 [ 42.848580] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 42.849851] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 42.851152] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 42.852451] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 42.853719] ---[ end trace 0000000000000000 ]--- [ 43.669056] ------------[ cut here ]------------ [ 43.669983] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.672025] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.673558] Modules linked in: [ 43.674161] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.676372] Tainted: [W]=WARN [ 43.677150] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.678622] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.679550] 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 [ 43.682710] RSP: 0018:ffff88801724fbc0 EFLAGS: 00010286 [ 43.683702] RAX: 0000000000000000 RBX: ffffed1002e49f78 RCX: ffffffff813a4050 [ 43.684983] RDX: ffff88801663d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.686276] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e49f2f [ 43.687572] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.688857] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801724fdf8 [ 43.690140] FS: 00007f5b39fc4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.691593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.692660] CR2: 00007f5b3a4b6580 CR3: 000000000df65000 CR4: 0000000000350ef0 [ 43.693951] Call Trace: [ 43.694461] [ 43.694881] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.695786] ? __create_object+0x59/0x80 [ 43.696568] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.697556] __vmalloc_noprof+0x59/0x60 [ 43.698271] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.699163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.700100] bpf_prog_alloc+0x39/0x200 [ 43.700830] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.701756] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.702672] do_seccomp+0x349/0x25e0 [ 43.703358] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.704274] ? __pfx_do_seccomp+0x10/0x10 [ 43.705067] ? find_held_lock+0x2b/0x80 [ 43.705831] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.706802] ? static_key_count+0x60/0x80 [ 43.707634] prctl_set_seccomp+0x4e/0x70 [ 43.708370] __do_sys_prctl+0xe6c/0x1d70 [ 43.709145] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.710013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.711006] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.711979] ? irqentry_exit+0xf3/0x650 [ 43.712759] do_syscall_64+0xbf/0x430 [ 43.713512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.714470] RIP: 0033:0x7f5b3a4b65cd [ 43.715145] 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 [ 43.718315] RSP: 002b:00007ffdb8a42540 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.719706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b3a4b65cd [ 43.721001] RDX: 0000559798589e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.722284] RBP: 00007ffdb8a425a0 R08: 0000000000000000 R09: 00007ffdb8a41c40 [ 43.723584] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597ca024240 [ 43.724870] R13: 00007ffdb8a429d0 R14: 00005597ca023bf0 R15: 00005597ca0384d0 [ 43.726171] [ 43.726629] irq event stamp: 1891 [ 43.727242] hardirqs last enabled at (1899): [] __up_console_sem+0x78/0x80 [ 43.728763] hardirqs last disabled at (1908): [] __up_console_sem+0x5d/0x80 [ 43.730286] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 43.731841] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 43.733374] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13232' (ECDSA) to the list of known hosts. 2025/11/17 11:38:18 fuzzer started 2025/11/17 11:38:18 dialing manager at localhost:37895 2025/11/17 11:38:18 checking machine... 2025/11/17 11:38:18 checking revisions... [ 44.614284] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:38:18 testing simple program... [ 44.711548] cgroup: Unknown subsys name 'net' [ 44.782910] cgroup: Unknown subsys name 'cpuset' [ 44.803106] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:38:17 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86e86e98 RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff8880073d7b68 RSP=ffff8880073d7aa0 R8 =ffffffff86e86e9c R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d20 R12=ffff8880073d7b70 R13=ffff8880073d7b58 R14=0000000000000004 R15=ffff8880073d7b10 RIP=ffffffff8135f777 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 00007f03c8115900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f03c86cc618 CR3=000000002060f000 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=ffff88806cf37400 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffff88806cf37358 RBP=ffff88806cf37358 RSP=ffff888009757af8 R8 =00000000ffffffff R9 =ffff88806cf37d00 R10=1ffff1100d9e6f9e R11=0000000000000001 R12=ffff8880096fb780 R13=ffff88806cf37340 R14=00000000ffffffff R15=ffff88806cf37578 RIP=ffffffff84c720b7 RFL=00000046 [---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe277dfec8 CR3=0000000005c8a000 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=00007fe04b172510000055c73369f790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000