[ 45.720595] ------------[ cut here ]------------ [ 45.721518] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.723565] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 45.724993] Modules linked in: [ 45.725577] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.727570] Tainted: [W]=WARN [ 45.728393] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.729934] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.730806] 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 [ 45.733983] RSP: 0018:ffff88801be37bc0 EFLAGS: 00010286 [ 45.734964] RAX: 0000000000000000 RBX: ffffed10037c6f78 RCX: ffffffff813a4050 [ 45.736254] RDX: ffff888016ec3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.737512] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037c6f2f [ 45.738771] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.740058] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801be37df8 [ 45.741325] FS: 00007f628752e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.742765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.743816] CR2: 00007ffeca899ef7 CR3: 000000001c0f2000 CR4: 0000000000350ef0 [ 45.745109] Call Trace: [ 45.745570] [ 45.746039] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.746896] ? __create_object+0x59/0x80 [ 45.747699] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.748653] __vmalloc_noprof+0x59/0x60 [ 45.749399] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.750266] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.751188] bpf_prog_alloc+0x39/0x200 [ 45.751949] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.752825] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.753727] do_seccomp+0x349/0x25e0 [ 45.754436] ? find_held_lock+0x2b/0x80 [ 45.755193] ? do_prlimit+0x310/0x610 [ 45.755943] ? __pfx_do_seccomp+0x10/0x10 [ 45.756691] ? do_raw_spin_unlock+0x53/0x220 [ 45.757527] ? _raw_spin_unlock+0x1e/0x40 [ 45.758289] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.759248] ? static_key_count+0x60/0x80 [ 45.760063] prctl_set_seccomp+0x4e/0x70 [ 45.760797] __do_sys_prctl+0xe6c/0x1d70 [ 45.761563] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.762425] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.763392] ? irqentry_exit+0xf3/0x650 [ 45.764165] do_syscall_64+0xbf/0x430 [ 45.764854] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.765814] RIP: 0033:0x7f6287a205cd [ 45.766532] 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 [ 45.769683] RSP: 002b:00007ffeca897e90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.771027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6287a205cd [ 45.772331] RDX: 000055ae4d344e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.773595] RBP: 00007ffeca897ef0 R08: 0000000000000000 R09: 00007ffeca897590 [ 45.774875] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ae81680b10 [ 45.776160] R13: 00007ffeca898320 R14: 000055ae816812b0 R15: 000055ae816956f0 [ 45.777442] [ 45.777865] irq event stamp: 1763 [ 45.778510] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 45.779892] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 45.780835] softirqs last enabled at (1664): [] handle_softirqs+0x50c/0x770 [ 45.781806] softirqs last disabled at (1659): [] __irq_exit_rcu+0xc4/0x100 [ 45.782760] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.878651] ------------[ cut here ]------------ [ 48.879617] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.881616] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 48.883054] Modules linked in: [ 48.883651] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.885597] Tainted: [W]=WARN [ 48.886176] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.887653] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.888566] 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 [ 48.891708] RSP: 0018:ffff888019957bc0 EFLAGS: 00010286 [ 48.892681] RAX: 0000000000000000 RBX: ffffed100332af78 RCX: ffffffff813a4050 [ 48.893945] RDX: ffff88800ef98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.895197] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100332af2f [ 48.896475] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.897738] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019957df8 [ 48.899005] FS: 00007f8c09e72900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.900443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.901484] CR2: 00007f8c0a364580 CR3: 000000000e4e5000 CR4: 0000000000350ef0 [ 48.902757] Call Trace: [ 48.903270] [ 48.903694] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.904598] ? __create_object+0x59/0x80 [ 48.905388] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.906366] __vmalloc_noprof+0x59/0x60 [ 48.907111] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.908023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.908966] bpf_prog_alloc+0x39/0x200 [ 48.909664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.910600] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.911520] do_seccomp+0x349/0x25e0 [ 48.912252] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.913161] ? __pfx_do_seccomp+0x10/0x10 [ 48.913951] ? find_held_lock+0x2b/0x80 [ 48.914675] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.915657] ? static_key_count+0x60/0x80 [ 48.916475] prctl_set_seccomp+0x4e/0x70 [ 48.917269] __do_sys_prctl+0xe6c/0x1d70 [ 48.918052] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.918850] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.919842] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.920799] ? irqentry_exit+0xf3/0x650 [ 48.921563] do_syscall_64+0xbf/0x430 [ 48.922298] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.923248] RIP: 0033:0x7f8c0a3645cd [ 48.923963] 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 [ 48.927092] RSP: 002b:00007ffdfbe54e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.928450] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0a3645cd [ 48.929719] RDX: 000056252fad4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.930992] RBP: 00007ffdfbe54ed0 R08: 0000000000000000 R09: 00007ffdfbe54570 [ 48.932284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562549296ad0 [ 48.933558] R13: 00007ffdfbe55300 R14: 0000562549297bc0 R15: 00005625492a8780 [ 48.934832] [ 48.935290] irq event stamp: 1753 [ 48.935958] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 48.937212] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 48.938237] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 48.939261] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 48.940294] ---[ end trace 0000000000000000 ]--- [ 49.774189] ------------[ cut here ]------------ [ 49.774895] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.777117] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.778285] Modules linked in: [ 49.778761] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.780358] Tainted: [W]=WARN [ 49.780834] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.782060] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.782783] 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 [ 49.785330] RSP: 0018:ffff888016f07bc0 EFLAGS: 00010286 [ 49.786138] RAX: 0000000000000000 RBX: ffffed1002de0f78 RCX: ffffffff813a4050 [ 49.787180] RDX: ffff888016913780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.788238] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de0f2f [ 49.789369] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.790394] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f07df8 [ 49.791847] FS: 00007fc88af66900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.792995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.793802] CR2: 00007fc88b458580 CR3: 000000000cc0b000 CR4: 0000000000350ef0 [ 49.794812] Call Trace: [ 49.795206] [ 49.795545] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.796253] ? __create_object+0x59/0x80 [ 49.796837] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.797592] __vmalloc_noprof+0x59/0x60 [ 49.798192] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.798860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.799618] bpf_prog_alloc+0x39/0x200 [ 49.800210] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.800951] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.801639] do_seccomp+0x349/0x25e0 [ 49.802208] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.802884] ? __pfx_do_seccomp+0x10/0x10 [ 49.803633] ? find_held_lock+0x2b/0x80 [ 49.804108] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.804557] ? static_key_count+0x60/0x80 [ 49.804946] prctl_set_seccomp+0x4e/0x70 [ 49.805305] __do_sys_prctl+0xe6c/0x1d70 [ 49.805658] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.806079] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.806526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.806990] ? irqentry_exit+0xf3/0x650 [ 49.807357] do_syscall_64+0xbf/0x430 [ 49.807704] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.808173] RIP: 0033:0x7fc88b4585cd [ 49.808493] 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 [ 49.810008] RSP: 002b:00007ffcc21465a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.810664] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc88b4585cd [ 49.811564] RDX: 000055b5c3a52e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.812309] RBP: 00007ffcc2146600 R08: 0000000000000000 R09: 00007ffcc2145ca0 [ 49.813025] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5d1a12ad0 [ 49.813617] R13: 00007ffcc2146a30 R14: 000055b5d1a13bc0 R15: 000055b5d1a24780 [ 49.814446] [ 49.814652] irq event stamp: 1859 [ 49.815036] hardirqs last enabled at (1869): [] __up_console_sem+0x78/0x80 [ 49.815802] hardirqs last disabled at (1876): [] __up_console_sem+0x5d/0x80 [ 49.816538] softirqs last enabled at (1848): [] handle_softirqs+0x50c/0x770 [ 49.817289] softirqs last disabled at (1841): [] __irq_exit_rcu+0xc4/0x100 [ 49.818005] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55395' (ECDSA) to the list of known hosts. 2025/11/17 15:36:49 fuzzer started 2025/11/17 15:36:50 dialing manager at localhost:37895 2025/11/17 15:36:50 checking machine... 2025/11/17 15:36:50 checking revisions... [ 50.676332] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:36:50 testing simple program... [ 50.771023] cgroup: Unknown subsys name 'net' [ 50.837633] cgroup: Unknown subsys name 'cpuset' [ 50.850208] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:36:49 Registers: info registers vcpu 0 RAX=0000000000002005 RBX=ffff888009611bc0 RCX=0000000000000001 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888009612618 RSP=ffff888009627628 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527119 RFL=00000007 [-----PC] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8c0a429618 CR3=0000000020064000 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=00000000000261ed 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=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 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=00007f50a4ad2000 CR3=000000000f756000 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=7541b6ff5afd3e8daf4d1d34c5b4116c XMM02=2c67c8bc2e329bc30000000000305d38 XMM03=fb795ef6d65770560000000000311a30 XMM04=aad07d97d7ee278900000000000ae988 XMM05=347aa06a25bb2b010000000000322bb8 XMM06=5b75c91c804453420000000000321268 XMM07=e042d86d42eb936e0000000000312470 XMM08=a5047fe9c2a9da2f0000000000305d98 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000