[ 39.050675] ------------[ cut here ]------------ [ 39.051297] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.052595] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.053530] Modules linked in: [ 39.053900] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.055142] Tainted: [W]=WARN [ 39.055534] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.056458] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.057010] 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 [ 39.059025] RSP: 0018:ffff888018a2fbc0 EFLAGS: 00010286 [ 39.059651] RAX: 0000000000000000 RBX: ffffed1003145f78 RCX: ffffffff813a4050 [ 39.060472] RDX: ffff88800eea9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.061285] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003145f2f [ 39.062085] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.062893] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a2fdf8 [ 39.063713] FS: 00007f8745877900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.064630] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.065318] CR2: 00007ffc4301def8 CR3: 000000000df18000 CR4: 0000000000350ef0 [ 39.066105] Call Trace: [ 39.066426] [ 39.066689] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.067228] ? __create_object+0x59/0x80 [ 39.067724] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.068341] __vmalloc_noprof+0x59/0x60 [ 39.068798] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.069363] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.069932] bpf_prog_alloc+0x39/0x200 [ 39.070400] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.070965] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.071540] do_seccomp+0x349/0x25e0 [ 39.071969] ? find_held_lock+0x2b/0x80 [ 39.072450] ? do_prlimit+0x310/0x610 [ 39.072892] ? __pfx_do_seccomp+0x10/0x10 [ 39.073398] ? do_raw_spin_unlock+0x53/0x220 [ 39.073898] ? _raw_spin_unlock+0x1e/0x40 [ 39.074393] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.074975] ? static_key_count+0x60/0x80 [ 39.075489] prctl_set_seccomp+0x4e/0x70 [ 39.075954] __do_sys_prctl+0xe6c/0x1d70 [ 39.076456] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.076972] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.077599] ? irqentry_exit+0xf3/0x650 [ 39.078058] do_syscall_64+0xbf/0x430 [ 39.078527] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.079104] RIP: 0033:0x7f8745d695cd [ 39.079550] 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 [ 39.081573] RSP: 002b:00007ffc4301b4a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.082444] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8745d695cd [ 39.083229] RDX: 000055e40a5b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.084040] RBP: 00007ffc4301b500 R08: 0000000000000000 R09: 00007ffc4301aba0 [ 39.084851] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e4223fabf0 [ 39.085676] R13: 00007ffc4301b930 R14: 000055e422404380 R15: 000055e42240f460 [ 39.086500] [ 39.086769] irq event stamp: 1681 [ 39.087152] hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 [ 39.088116] hardirqs last disabled at (1698): [] __up_console_sem+0x5d/0x80 [ 39.089081] softirqs last enabled at (1196): [] handle_softirqs+0x50c/0x770 [ 39.090060] softirqs last disabled at (1191): [] __irq_exit_rcu+0xc4/0x100 [ 39.091022] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.795866] ------------[ cut here ]------------ [ 41.796831] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.799477] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.800947] Modules linked in: [ 41.801628] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.803617] Tainted: [W]=WARN [ 41.804177] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.805662] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.806562] 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 [ 41.809782] RSP: 0018:ffff888018937bc0 EFLAGS: 00010286 [ 41.810767] RAX: 0000000000000000 RBX: ffffed1003126f78 RCX: ffffffff813a4050 [ 41.812056] RDX: ffff8880159a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.813327] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003126f2f [ 41.814647] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.815933] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018937df8 [ 41.817238] FS: 00007fa85e2ac900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.818730] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.819798] CR2: 00007fa85e8124a6 CR3: 000000001f08e000 CR4: 0000000000350ef0 [ 41.821076] Call Trace: [ 41.821621] [ 41.822038] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.822933] ? __create_object+0x59/0x80 [ 41.823708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.824688] __vmalloc_noprof+0x59/0x60 [ 41.825497] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.826385] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.827327] bpf_prog_alloc+0x39/0x200 [ 41.828028] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.828984] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.829928] do_seccomp+0x349/0x25e0 [ 41.830644] ? find_held_lock+0x2b/0x80 [ 41.831421] ? do_prlimit+0x310/0x610 [ 41.832122] ? __pfx_do_seccomp+0x10/0x10 [ 41.832905] ? do_raw_spin_unlock+0x53/0x220 [ 41.833770] ? _raw_spin_unlock+0x1e/0x40 [ 41.834545] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.835522] ? static_key_count+0x60/0x80 [ 41.836335] prctl_set_seccomp+0x4e/0x70 [ 41.837080] __do_sys_prctl+0xe6c/0x1d70 [ 41.837907] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.838790] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.839771] ? irqentry_exit+0xf3/0x650 [ 41.840553] do_syscall_64+0xbf/0x430 [ 41.841307] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.842319] RIP: 0033:0x7fa85e79e5cd [ 41.842982] 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 [ 41.846216] RSP: 002b:00007ffcef92af70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.847600] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa85e79e5cd [ 41.848896] RDX: 00005597a12d8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.850230] RBP: 00007ffcef92afd0 R08: 0000000000000000 R09: 00007ffcef92a670 [ 41.851568] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597ccfe7ad0 [ 41.852894] R13: 00007ffcef92b400 R14: 00005597ccfe8bc0 R15: 00005597ccff9780 [ 41.854289] [ 41.854729] irq event stamp: 1779 [ 41.855399] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 41.856974] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 41.858586] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770 [ 41.860173] softirqs last disabled at (1633): [] __irq_exit_rcu+0xc4/0x100 [ 41.861774] ---[ end trace 0000000000000000 ]--- [ 42.655410] ------------[ cut here ]------------ [ 42.656366] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.658454] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.659899] Modules linked in: [ 42.660536] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.662549] Tainted: [W]=WARN [ 42.663105] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.664570] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.665516] 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 [ 42.668679] RSP: 0018:ffff88800a89fbc0 EFLAGS: 00010286 [ 42.669685] RAX: 0000000000000000 RBX: ffffed1001513f78 RCX: ffffffff813a4050 [ 42.670956] RDX: ffff88801882b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.672230] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001513f2f [ 42.673579] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.674857] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a89fdf8 [ 42.676140] FS: 00007f96ac6c8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.677607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.678652] CR2: 00007f96acc2e4a6 CR3: 000000000e5b6000 CR4: 0000000000350ef0 [ 42.679925] Call Trace: [ 42.680449] [ 42.680869] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.681828] ? __create_object+0x59/0x80 [ 42.682623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.683619] __vmalloc_noprof+0x59/0x60 [ 42.684405] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.685302] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.686295] bpf_prog_alloc+0x39/0x200 [ 42.687009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.687960] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.688883] do_seccomp+0x349/0x25e0 [ 42.689656] ? find_held_lock+0x2b/0x80 [ 42.690445] ? do_prlimit+0x310/0x610 [ 42.691160] ? __pfx_do_seccomp+0x10/0x10 [ 42.691971] ? do_raw_spin_unlock+0x53/0x220 [ 42.692826] ? _raw_spin_unlock+0x1e/0x40 [ 42.693666] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.694669] ? static_key_count+0x60/0x80 [ 42.695499] prctl_set_seccomp+0x4e/0x70 [ 42.696295] __do_sys_prctl+0xe6c/0x1d70 [ 42.697054] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.697975] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.698976] ? irqentry_exit+0xf3/0x650 [ 42.699750] do_syscall_64+0xbf/0x430 [ 42.700484] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.701500] RIP: 0033:0x7f96acbba5cd [ 42.702180] 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 [ 42.705481] RSP: 002b:00007ffcd23c6240 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.706868] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96acbba5cd [ 42.708188] RDX: 00005599cf52ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.709545] RBP: 00007ffcd23c62a0 R08: 0000000000000000 R09: 00007ffcd23c5940 [ 42.710864] R10: 0000000000000000 R11: 0000000000000246 R12: 00005599e9989ad0 [ 42.712188] R13: 00007ffcd23c66d0 R14: 00005599e998abc0 R15: 00005599e999b780 [ 42.713566] [ 42.713999] irq event stamp: 1741 [ 42.714672] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.716270] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.717878] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 42.719471] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 42.721029] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59936' (ECDSA) to the list of known hosts. 2025/11/17 17:27:13 fuzzer started 2025/11/17 17:27:13 dialing manager at localhost:37895 2025/11/17 17:27:13 checking machine... 2025/11/17 17:27:13 checking revisions... [ 43.618681] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:27:13 testing simple program... [ 43.710951] cgroup: Unknown subsys name 'net' [ 43.765689] cgroup: Unknown subsys name 'cpuset' [ 43.787910] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:27:12 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=ffffffff869d92c8 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08938 R8 =ffffffff869d92cc R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=ffffffff8135e7a2 R13=ffff88806ce08a48 R14=ffff888015b57628 R15=ffff88806ce08a00 RIP=ffffffff815bcfbd RFL=00000202 [-------] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f07885e4900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0787cfb000 CR3=000000000c357000 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=5e5c10884646930b00000000002ff068 XMM01=d59e07bde36eea6900000000003034b0 XMM02=ec2efd57dc4c00df00000000003035b8 XMM03=686a8bcbb60d21f20000000000303688 XMM04=5b145c5bbb80cbde00000000000ae988 XMM05=c21bb853d35c46830000000000320de0 XMM06=6682fd61c38bb0d5000000000031fe88 XMM07=fb795ef6d6577056000000000030f480 XMM08=2c67c8bc2e329bc30000000000303628 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86a49c3b RBX=0000000000000001 RCX=ffffffff86a49c36 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =ffffffff86a49c3a R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08ab1 R15=ffff88806cf08a70 RIP=ffffffff8135e879 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 00007fa85e2ac900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa85e276008 CR3=000000001f0f0000 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