[ 39.111569] ------------[ cut here ]------------ [ 39.112133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.113495] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.114436] Modules linked in: [ 39.114812] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.116075] Tainted: [W]=WARN [ 39.116448] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.117404] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.117966] 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 [ 39.120141] RSP: 0018:ffff8880190f7bc0 EFLAGS: 00010286 [ 39.120792] RAX: 0000000000000000 RBX: ffffed100321ef78 RCX: ffffffff813a4050 [ 39.121622] RDX: ffff88801c0c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.122436] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100321ef2f [ 39.123233] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.124046] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880190f7df8 [ 39.124855] FS: 00007f7a3fc6c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.125771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.126442] CR2: 00007ffd53456ef8 CR3: 0000000014152000 CR4: 0000000000350ef0 [ 39.127212] Call Trace: [ 39.127540] [ 39.127800] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.128328] ? __create_object+0x59/0x80 [ 39.128823] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.129447] __vmalloc_noprof+0x59/0x60 [ 39.129895] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.130441] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.131006] bpf_prog_alloc+0x39/0x200 [ 39.131477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.132056] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.132644] do_seccomp+0x349/0x25e0 [ 39.133088] ? find_held_lock+0x2b/0x80 [ 39.133581] ? do_prlimit+0x310/0x610 [ 39.134025] ? __pfx_do_seccomp+0x10/0x10 [ 39.134525] ? do_raw_spin_unlock+0x53/0x220 [ 39.135031] ? _raw_spin_unlock+0x1e/0x40 [ 39.135527] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.136116] ? static_key_count+0x60/0x80 [ 39.136619] prctl_set_seccomp+0x4e/0x70 [ 39.137095] __do_sys_prctl+0xe6c/0x1d70 [ 39.137602] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.138122] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.138729] ? irqentry_exit+0xf3/0x650 [ 39.139180] do_syscall_64+0xbf/0x430 [ 39.139655] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.140239] RIP: 0033:0x7f7a4015e5cd [ 39.140684] 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 [ 39.142710] RSP: 002b:00007ffd53454650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.143576] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a4015e5cd [ 39.144384] RDX: 0000558a65561e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.145159] RBP: 00007ffd534546b0 R08: 0000000000000000 R09: 00007ffd53453d50 [ 39.145985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558a6d904240 [ 39.146803] R13: 00007ffd53454ae0 R14: 0000558a6d903bf0 R15: 0000558a6d9184d0 [ 39.147627] [ 39.147896] irq event stamp: 1843 [ 39.148279] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 39.149247] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 39.150213] softirqs last enabled at (1546): [] handle_softirqs+0x50c/0x770 [ 39.151192] softirqs last disabled at (1531): [] __irq_exit_rcu+0xc4/0x100 [ 39.152150] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.071052] ------------[ cut here ]------------ [ 42.073171] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.075204] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 42.076699] Modules linked in: [ 42.077290] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.079298] Tainted: [W]=WARN [ 42.079910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.081396] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.082262] 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 [ 42.085478] RSP: 0018:ffff888016d9fbc0 EFLAGS: 00010286 [ 42.086453] RAX: 0000000000000000 RBX: ffffed1002db3f78 RCX: ffffffff813a4050 [ 42.087735] RDX: ffff8880192a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.089015] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db3f2f [ 42.090324] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.091627] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d9fdf8 [ 42.092906] FS: 00007f50d35cc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.094383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.095457] CR2: 00007ffc157d5ef8 CR3: 000000000986e000 CR4: 0000000000350ef0 [ 42.096745] Call Trace: [ 42.097210] [ 42.097674] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.098578] ? __create_object+0x59/0x80 [ 42.099321] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.100279] __vmalloc_noprof+0x59/0x60 [ 42.101041] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.101926] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.102869] bpf_prog_alloc+0x39/0x200 [ 42.103617] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.104658] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.105635] do_seccomp+0x349/0x25e0 [ 42.106318] ? find_held_lock+0x2b/0x80 [ 42.107072] ? do_prlimit+0x310/0x610 [ 42.107826] ? __pfx_do_seccomp+0x10/0x10 [ 42.108609] ? do_raw_spin_unlock+0x53/0x220 [ 42.109447] ? _raw_spin_unlock+0x1e/0x40 [ 42.110201] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.111159] ? static_key_count+0x60/0x80 [ 42.111979] prctl_set_seccomp+0x4e/0x70 [ 42.112765] __do_sys_prctl+0xe6c/0x1d70 [ 42.113567] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.114438] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.115422] ? irqentry_exit+0xf3/0x650 [ 42.116136] do_syscall_64+0xbf/0x430 [ 42.116875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.117846] RIP: 0033:0x7f50d3abe5cd [ 42.118547] 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 [ 42.121731] RSP: 002b:00007ffc157d42c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.123097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f50d3abe5cd [ 42.124391] RDX: 0000559d46cf5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.125691] RBP: 00007ffc157d4320 R08: 0000000000000000 R09: 00007ffc157d39c0 [ 42.126981] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559d494f92b0 [ 42.128261] R13: 00007ffc157d4750 R14: 0000559d494fbd20 R15: 0000559d4950d8d0 [ 42.129585] [ 42.130012] irq event stamp: 2085 [ 42.130652] hardirqs last enabled at (2095): [] __up_console_sem+0x78/0x80 [ 42.132191] hardirqs last disabled at (2104): [] __up_console_sem+0x5d/0x80 [ 42.133720] softirqs last enabled at (2044): [] handle_softirqs+0x50c/0x770 [ 42.135263] softirqs last disabled at (2039): [] __irq_exit_rcu+0xc4/0x100 [ 42.136752] ---[ end trace 0000000000000000 ]--- [ 42.951205] ------------[ cut here ]------------ [ 42.951809] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.953083] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.954035] Modules linked in: [ 42.954447] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.955714] Tainted: [W]=WARN [ 42.956071] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.957001] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.957595] 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 [ 42.959622] RSP: 0018:ffff888018b1fbc0 EFLAGS: 00010286 [ 42.960216] RAX: 0000000000000000 RBX: ffffed1003163f78 RCX: ffffffff813a4050 [ 42.961035] RDX: ffff888015ce9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.961870] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003163f2f [ 42.962697] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.963527] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b1fdf8 [ 42.964321] FS: 00007ff27603a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.965242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.965937] CR2: 00007ffdbdd3aef8 CR3: 000000000d64a000 CR4: 0000000000350ef0 [ 42.966768] Call Trace: [ 42.967084] [ 42.967380] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.967951] ? __create_object+0x59/0x80 [ 42.968478] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.969103] __vmalloc_noprof+0x59/0x60 [ 42.969626] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.970194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.970815] bpf_prog_alloc+0x39/0x200 [ 42.971287] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.971907] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.972519] do_seccomp+0x349/0x25e0 [ 42.972977] ? find_held_lock+0x2b/0x80 [ 42.973501] ? do_prlimit+0x310/0x610 [ 42.973974] ? __pfx_do_seccomp+0x10/0x10 [ 42.974502] ? do_raw_spin_unlock+0x53/0x220 [ 42.975038] ? _raw_spin_unlock+0x1e/0x40 [ 42.975570] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.976192] ? static_key_count+0x60/0x80 [ 42.976723] prctl_set_seccomp+0x4e/0x70 [ 42.977214] __do_sys_prctl+0xe6c/0x1d70 [ 42.977743] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.978289] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.978932] ? irqentry_exit+0xf3/0x650 [ 42.979444] do_syscall_64+0xbf/0x430 [ 42.979909] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.980546] RIP: 0033:0x7ff27652c5cd [ 42.980984] 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 [ 42.983121] RSP: 002b:00007ffdbdd38ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.984040] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff27652c5cd [ 42.984902] RDX: 000055abe6501e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.985767] RBP: 00007ffdbdd38f40 R08: 0000000000000000 R09: 00007ffdbdd385e0 [ 42.986627] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ac1d24cbf0 [ 42.987490] R13: 00007ffdbdd39370 R14: 000055ac1d256380 R15: 000055ac1d261460 [ 42.988324] [ 42.988640] irq event stamp: 1667 [ 42.989045] hardirqs last enabled at (1675): [] __up_console_sem+0x78/0x80 [ 42.990080] hardirqs last disabled at (1684): [] __up_console_sem+0x5d/0x80 [ 42.991102] softirqs last enabled at (1180): [] handle_softirqs+0x50c/0x770 [ 42.992131] softirqs last disabled at (1171): [] __irq_exit_rcu+0xc4/0x100 [ 42.993152] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5906' (ECDSA) to the list of known hosts. 2025/11/18 23:03:00 fuzzer started 2025/11/18 23:03:00 dialing manager at localhost:34383 2025/11/18 23:03:00 checking machine... 2025/11/18 23:03:00 checking revisions... [ 43.834654] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:03:00 testing simple program... [ 43.906156] cgroup: Unknown subsys name 'net' [ 43.951721] cgroup: Unknown subsys name 'cpuset' [ 43.960984] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:03:00 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88801908efb0 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffff88801ba30e60 RBP=dffffc0000000000 RSP=ffff88801908eeb8 R8 =00000000ffffffff R9 =fffff940000f7376 R10=0000000000000001 R11=0000000000000001 R12=ffff888016049bc0 R13=0000000000000001 R14=00000000000017ff R15=ffffed1003211df8 RIP=ffffffff84c720a5 RFL=00000296 [--S-AP-] 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=00007fa14aa000a4 CR3=000000000a214000 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=00000000a60ce07b00000000cec3662e XMM01=000000000000000018180a7edde64508 XMM02=00000000000000000000000000000000 XMM03=006c616e72756f6a2f646d6574737973 XMM04=2e2e2e2e2e2e2e2e2e2e2e2e2e2e2e2e XMM05=00000000000000000000000000000000 XMM06=093a69725074654e664e0a3030303030 XMM07=00000000000000000000000000000000 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87ce3608 RBX=ffff8880192ab780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff8880192ac1d8 RDI=ffff8880192ac1d8 RBP=ffff8880192ac1d8 RSP=ffff88801746f4c0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880192ac1d8 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152757d RFL=00000082 [--S----] 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 00007f50d35cc900 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=00007ffc157ce000 CR3=0000000020ca1000 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