[ 39.184749] ------------[ cut here ]------------ [ 39.185665] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.187648] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.189329] Modules linked in: [ 39.190037] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.192024] Tainted: [W]=WARN [ 39.192630] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.194114] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.195032] 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 [ 39.198249] RSP: 0018:ffff88801707fbc0 EFLAGS: 00010286 [ 39.199241] RAX: 0000000000000000 RBX: ffffed1002e0ff78 RCX: ffffffff813a4050 [ 39.200540] RDX: ffff888013688000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.201939] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0ff2f [ 39.203561] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.205047] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801707fdf8 [ 39.206374] FS: 00007fcf29daf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.207817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.208870] CR2: 00007ffc86f3aef7 CR3: 000000000d54a000 CR4: 0000000000350ef0 [ 39.210167] Call Trace: [ 39.210667] [ 39.211089] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.211993] ? __create_object+0x59/0x80 [ 39.212771] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.213758] __vmalloc_noprof+0x59/0x60 [ 39.214479] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.215340] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.216261] bpf_prog_alloc+0x39/0x200 [ 39.217056] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.217987] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.218901] do_seccomp+0x349/0x25e0 [ 39.219631] ? find_held_lock+0x2b/0x80 [ 39.220359] ? do_prlimit+0x310/0x610 [ 39.221113] ? __pfx_do_seccomp+0x10/0x10 [ 39.221913] ? do_raw_spin_unlock+0x53/0x220 [ 39.222758] ? _raw_spin_unlock+0x1e/0x40 [ 39.223509] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.224489] ? static_key_count+0x60/0x80 [ 39.225341] prctl_set_seccomp+0x4e/0x70 [ 39.226128] __do_sys_prctl+0xe6c/0x1d70 [ 39.226925] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.227784] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.228758] ? irqentry_exit+0xf3/0x650 [ 39.229497] do_syscall_64+0xbf/0x430 [ 39.230242] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.231195] RIP: 0033:0x7fcf2a2a15cd [ 39.231920] 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 [ 39.235122] RSP: 002b:00007ffc86f38c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.236498] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcf2a2a15cd [ 39.237812] RDX: 000055d9f975be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.239087] RBP: 00007ffc86f38c90 R08: 0000000000000000 R09: 00007ffc86f38330 [ 39.240363] R10: 0000000000000000 R11: 0000000000000246 R12: 000055da1a169ad0 [ 39.241654] R13: 00007ffc86f390c0 R14: 000055da1a16abc0 R15: 000055da1a17b780 [ 39.242957] [ 39.243392] irq event stamp: 1847 [ 39.244050] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 39.245577] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 39.246850] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 39.248125] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 39.249386] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.314741] ------------[ cut here ]------------ [ 42.315682] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.317675] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.319121] Modules linked in: [ 42.319763] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.321749] Tainted: [W]=WARN [ 42.322294] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.323733] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.324626] 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 [ 42.327740] RSP: 0018:ffff8880160dfbc0 EFLAGS: 00010286 [ 42.328718] RAX: 0000000000000000 RBX: ffffed1002c1bf78 RCX: ffffffff813a4050 [ 42.330000] RDX: ffff88800f709bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.331278] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1bf2f [ 42.332558] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.333839] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160dfdf8 [ 42.335112] FS: 00007f181b810900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.336547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.337609] CR2: 00007fff58a84ef7 CR3: 000000001f5a7000 CR4: 0000000000350ef0 [ 42.338882] Call Trace: [ 42.339342] [ 42.339787] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.340676] ? __create_object+0x59/0x80 [ 42.341420] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.342383] __vmalloc_noprof+0x59/0x60 [ 42.343119] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.343993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.344911] bpf_prog_alloc+0x39/0x200 [ 42.345650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.346569] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.347419] do_seccomp+0x349/0x25e0 [ 42.348120] ? find_held_lock+0x2b/0x80 [ 42.348859] ? do_prlimit+0x310/0x610 [ 42.349600] ? __pfx_do_seccomp+0x10/0x10 [ 42.350332] ? do_raw_spin_unlock+0x53/0x220 [ 42.351167] ? _raw_spin_unlock+0x1e/0x40 [ 42.351952] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.352910] ? static_key_count+0x60/0x80 [ 42.353718] prctl_set_seccomp+0x4e/0x70 [ 42.354431] __do_sys_prctl+0xe6c/0x1d70 [ 42.355203] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.356040] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.356999] ? irqentry_exit+0xf3/0x650 [ 42.357758] do_syscall_64+0xbf/0x430 [ 42.358448] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.359395] RIP: 0033:0x7f181bd025cd [ 42.360094] 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 [ 42.363200] RSP: 002b:00007fff58a82380 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.364550] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f181bd025cd [ 42.365822] RDX: 0000559eb90dbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.367084] RBP: 00007fff58a823e0 R08: 0000000000000000 R09: 00007fff58a81a80 [ 42.368344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559ed0dd7b10 [ 42.369640] R13: 00007fff58a82810 R14: 0000559ed0dd82b0 R15: 0000559ed0dec6f0 [ 42.370931] [ 42.371351] irq event stamp: 1757 [ 42.371991] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 42.373513] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 42.375047] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 42.376574] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 42.378068] ---[ end trace 0000000000000000 ]--- [ 43.191202] ------------[ cut here ]------------ [ 43.192110] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.194108] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.195561] Modules linked in: [ 43.196150] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.198128] Tainted: [W]=WARN [ 43.198739] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.200196] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.201124] 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 [ 43.204224] RSP: 0018:ffff888013997bc0 EFLAGS: 00010286 [ 43.205222] RAX: 0000000000000000 RBX: ffffed1002732f78 RCX: ffffffff813a4050 [ 43.206495] RDX: ffff888015b33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.207798] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002732f2f [ 43.209083] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.210345] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013997df8 [ 43.211620] FS: 00007f555e7af900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.213045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.214098] CR2: 00007ffcbcbdfef7 CR3: 000000001be49000 CR4: 0000000000350ef0 [ 43.215387] Call Trace: [ 43.215909] [ 43.216325] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.217238] ? __create_object+0x59/0x80 [ 43.218025] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.218995] __vmalloc_noprof+0x59/0x60 [ 43.219765] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.220643] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.221601] bpf_prog_alloc+0x39/0x200 [ 43.222299] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.223231] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.224146] do_seccomp+0x349/0x25e0 [ 43.224879] ? find_held_lock+0x2b/0x80 [ 43.225667] ? do_prlimit+0x310/0x610 [ 43.226372] ? __pfx_do_seccomp+0x10/0x10 [ 43.227163] ? do_raw_spin_unlock+0x53/0x220 [ 43.227991] ? _raw_spin_unlock+0x1e/0x40 [ 43.228774] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.229748] ? static_key_count+0x60/0x80 [ 43.230506] prctl_set_seccomp+0x4e/0x70 [ 43.231299] __do_sys_prctl+0xe6c/0x1d70 [ 43.232078] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.232936] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.233927] ? irqentry_exit+0xf3/0x650 [ 43.234703] do_syscall_64+0xbf/0x430 [ 43.235403] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.236350] RIP: 0033:0x7f555eca15cd [ 43.237072] 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 [ 43.240166] RSP: 002b:00007ffcbcbde890 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.241548] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f555eca15cd [ 43.242829] RDX: 00005562958bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.244113] RBP: 00007ffcbcbde8f0 R08: 0000000000000000 R09: 00007ffcbcbddf90 [ 43.245407] R10: 0000000000000000 R11: 0000000000000246 R12: 000055629daa1240 [ 43.246683] R13: 00007ffcbcbded20 R14: 000055629daaa380 R15: 000055629dab5540 [ 43.247980] [ 43.248408] irq event stamp: 1733 [ 43.249078] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 43.250061] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 43.250982] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 43.251934] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 43.252854] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20444' (ECDSA) to the list of known hosts. 2025/11/19 06:57:25 fuzzer started 2025/11/19 06:57:25 dialing manager at localhost:34383 2025/11/19 06:57:25 checking machine... 2025/11/19 06:57:25 checking revisions... [ 44.120348] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:57:25 testing simple program... [ 44.210831] cgroup: Unknown subsys name 'net' [ 44.280450] cgroup: Unknown subsys name 'cpuset' [ 44.297994] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:57:24 Registers: info registers vcpu 0 RAX=ffff8880098d6000 RBX=ffff888019b8ee00 RCX=1ffff1100131acc7 RDX=0000000000000000 RSI=ffffffff81b8b492 RDI=ffff8880098d6638 RBP=ffff888016017c00 RSP=ffff8880138f7e08 R8 =0000000000000000 R9 =ffffed100271efd4 R10=0000000004000000 R11=0000000000000001 R12=ffff888016017c40 R13=0000000000000008 R14=ffff888019b27d60 R15=ffff888019b8ee00 RIP=ffffffff81b8b523 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 00007f181b810900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff58a7c000 CR3=000000001f674000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87ce9940 RBX=0000000000000030 RCX=ffffffff87d22c48 RDX=0000000000006966 RSI=ffffffff87d22c48 RDI=ffffffff884250b8 RBP=ffffffff81522860 RSP=ffff888016ede668 R8 =0000000000000000 R9 =0000000000000030 R10=ffff88800a6ddeb0 R11=0000000000000000 R12=ffff888016ede6d8 R13=ffffffff815229a0 R14=0000000000000000 R15=ffffffff883df9e8 RIP=ffffffff81523762 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff7892e9000 CR3=000000000c1fe000 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=52e4f8802472a6a5bb48b7bd74da8ed0 XMM02=2c67c8bc2e329bc30000000000302680 XMM03=fb795ef6d6577056000000000030d8b8 XMM04=ce15da5a974cd0b000000000000ae988 XMM05=b0888272c5f3ea87000000000031f120 XMM06=817b8945e9d50373000000000031eda8 XMM07=e042d86d42eb936e000000000030e5b0 XMM08=652de5a588055fab00000000003026e0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000