[ 39.192456] ------------[ cut here ]------------ [ 39.193410] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.195435] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.196933] Modules linked in: [ 39.197570] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.199613] Tainted: [W]=WARN [ 39.200180] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.201688] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.202645] 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 [ 39.205933] RSP: 0018:ffff88801a62fbc0 EFLAGS: 00010286 [ 39.206970] RAX: 0000000000000000 RBX: ffffed10034c5f78 RCX: ffffffff813a4050 [ 39.208302] RDX: ffff88801a365340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.209631] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c5f2f [ 39.210991] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.212320] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a62fdf8 [ 39.213658] FS: 00007f07c15eb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.215166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.216255] CR2: 00007fff973ecef8 CR3: 000000000ca9a000 CR4: 0000000000350ef0 [ 39.217594] Call Trace: [ 39.218092] [ 39.218585] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.219504] ? __create_object+0x59/0x80 [ 39.220268] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.221326] __vmalloc_noprof+0x59/0x60 [ 39.222066] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.222988] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.223973] bpf_prog_alloc+0x39/0x200 [ 39.224723] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.225683] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.226659] do_seccomp+0x349/0x25e0 [ 39.227426] ? find_held_lock+0x2b/0x80 [ 39.228169] ? do_prlimit+0x310/0x610 [ 39.228954] ? __pfx_do_seccomp+0x10/0x10 [ 39.229767] ? do_raw_spin_unlock+0x53/0x220 [ 39.230631] ? _raw_spin_unlock+0x1e/0x40 [ 39.231445] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.232440] ? static_key_count+0x60/0x80 [ 39.233252] prctl_set_seccomp+0x4e/0x70 [ 39.234074] __do_sys_prctl+0xe6c/0x1d70 [ 39.234920] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.235814] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.236887] ? irqentry_exit+0xf3/0x650 [ 39.237695] do_syscall_64+0xbf/0x430 [ 39.238468] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.239456] RIP: 0033:0x7f07c1add5cd [ 39.240190] 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 [ 39.243865] RSP: 002b:00007fff973eb5f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.245308] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07c1add5cd [ 39.246651] RDX: 00005571819a2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.247975] RBP: 00007fff973eb650 R08: 0000000000000000 R09: 00007fff973eacf0 [ 39.249312] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571b3940240 [ 39.250641] R13: 00007fff973eba80 R14: 00005571b393fbf0 R15: 00005571b39544d0 [ 39.251791] [ 39.252166] irq event stamp: 1707 [ 39.252719] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 39.254019] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 39.255321] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 39.256619] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 39.257929] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.395889] ------------[ cut here ]------------ [ 42.396940] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.399422] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.401100] Modules linked in: [ 42.401799] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.404110] Tainted: [W]=WARN [ 42.404775] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.406394] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.407428] 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 [ 42.410929] RSP: 0018:ffff88801621fbc0 EFLAGS: 00010286 [ 42.412003] RAX: 0000000000000000 RBX: ffffed1002c43f78 RCX: ffffffff813a4050 [ 42.413413] RDX: ffff88801a261bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.414855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c43f2f [ 42.416249] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.417680] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801621fdf8 [ 42.419112] FS: 00007faa34577900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.420664] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.421808] CR2: 00007fff8bf21ef8 CR3: 000000000b784000 CR4: 0000000000350ef0 [ 42.423246] Call Trace: [ 42.423799] [ 42.424244] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.425220] ? __create_object+0x59/0x80 [ 42.426078] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.427169] __vmalloc_noprof+0x59/0x60 [ 42.427999] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.428956] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.429972] bpf_prog_alloc+0x39/0x200 [ 42.430809] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.431833] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.432833] do_seccomp+0x349/0x25e0 [ 42.433607] ? find_held_lock+0x2b/0x80 [ 42.434447] ? do_prlimit+0x310/0x610 [ 42.435244] ? __pfx_do_seccomp+0x10/0x10 [ 42.436110] ? do_raw_spin_unlock+0x53/0x220 [ 42.437013] ? _raw_spin_unlock+0x1e/0x40 [ 42.437865] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.438953] ? static_key_count+0x60/0x80 [ 42.439828] prctl_set_seccomp+0x4e/0x70 [ 42.440676] __do_sys_prctl+0xe6c/0x1d70 [ 42.441524] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.442623] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.443720] ? irqentry_exit+0xf3/0x650 [ 42.444545] do_syscall_64+0xbf/0x430 [ 42.445350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.446379] RIP: 0033:0x7faa34a695cd [ 42.447145] 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 [ 42.450600] RSP: 002b:00007fff8bf1f420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.451938] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa34a695cd [ 42.453141] RDX: 000055a767780e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.454336] RBP: 00007fff8bf1f480 R08: 0000000000000000 R09: 00007fff8bf1eb20 [ 42.455560] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7a2e43ad0 [ 42.456751] R13: 00007fff8bf1f8b0 R14: 000055a7a2e44bc0 R15: 000055a7a2e55780 [ 42.457967] [ 42.458391] irq event stamp: 1735 [ 42.458978] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 42.460379] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 42.461798] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 42.463304] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 42.465131] ---[ end trace 0000000000000000 ]--- [ 43.327216] ------------[ cut here ]------------ [ 43.328074] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.329880] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.331264] Modules linked in: [ 43.331833] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.333678] Tainted: [W]=WARN [ 43.334186] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.335574] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.336401] 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 [ 43.339427] RSP: 0018:ffff88801a487bc0 EFLAGS: 00010286 [ 43.340335] RAX: 0000000000000000 RBX: ffffed1003490f78 RCX: ffffffff813a4050 [ 43.341538] RDX: ffff8880187ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.342757] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003490f2f [ 43.343963] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.345163] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a487df8 [ 43.346345] FS: 00007fc39379a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.347705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.348697] CR2: 00007fff46a99ef8 CR3: 000000000d3af000 CR4: 0000000000350ef0 [ 43.349988] Call Trace: [ 43.350533] [ 43.351003] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.351931] ? __create_object+0x59/0x80 [ 43.352702] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.353749] __vmalloc_noprof+0x59/0x60 [ 43.354570] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.355498] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.356503] bpf_prog_alloc+0x39/0x200 [ 43.357243] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.358205] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.359199] do_seccomp+0x349/0x25e0 [ 43.359953] ? find_held_lock+0x2b/0x80 [ 43.360711] ? do_prlimit+0x310/0x610 [ 43.361438] ? __pfx_do_seccomp+0x10/0x10 [ 43.362146] ? do_raw_spin_unlock+0x53/0x220 [ 43.363049] ? _raw_spin_unlock+0x1e/0x40 [ 43.363909] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.364929] ? static_key_count+0x60/0x80 [ 43.365773] prctl_set_seccomp+0x4e/0x70 [ 43.366622] __do_sys_prctl+0xe6c/0x1d70 [ 43.367466] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.368391] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.369443] ? irqentry_exit+0xf3/0x650 [ 43.370219] do_syscall_64+0xbf/0x430 [ 43.371026] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.372066] RIP: 0033:0x7fc393c8c5cd [ 43.372832] 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 [ 43.376299] RSP: 002b:00007fff46a98dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.377768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc393c8c5cd [ 43.379168] RDX: 000055cf5e864e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.380557] RBP: 00007fff46a98e30 R08: 0000000000000000 R09: 00007fff46a984d0 [ 43.381948] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf92b69ad0 [ 43.383356] R13: 00007fff46a99260 R14: 000055cf92b6abc0 R15: 000055cf92b7b780 [ 43.384766] [ 43.385222] irq event stamp: 1699 [ 43.385940] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 43.387490] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 43.388975] softirqs last enabled at (1252): [] handle_softirqs+0x50c/0x770 [ 43.390482] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 43.391979] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43471' (ECDSA) to the list of known hosts. 2025/11/18 12:53:41 fuzzer started 2025/11/18 12:53:42 dialing manager at localhost:34383 2025/11/18 12:53:42 checking machine... 2025/11/18 12:53:42 checking revisions... [ 44.295010] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:53:42 testing simple program... [ 44.396667] cgroup: Unknown subsys name 'net' [ 44.466348] cgroup: Unknown subsys name 'cpuset' [ 44.479420] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:53:41 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffffffff866d7b8c RCX=ffffffff815d6c97 RDX=0000000000000000 RSI=ffffffff86a43262 RDI=ffffffff866d7b88 RBP=ffffffff866d7b8c RSP=ffff888009627768 R8 =ffffffff86a43262 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011d7b R12=ffffffff866d7b8c R13=ffffffff866d7b88 R14=ffffffff866d7b88 R15=dffffc0000000000 RIP=ffffffff8135daa3 RFL=00000256 [---ZAP-] 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff8bf1a60c CR3=000000000fa88000 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=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=000000000000000000000000000000ff XMM04=a79d9ea3302b71918bfbfd3608304f65 XMM05=000000000000000000000000000000ff XMM06=a7697f5c142b3d918b88ba3608304f00 XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000209db RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2da348b000 CR3=000000000e0e7000 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=802d14f7a3c0d1b89b48494d352338eb XMM02=0000000000303618eff9b2d0a8fce9cb XMM03=00000000003036e82c67c8bc2e329bc3 XMM04=d868d9c3e2a4280500000000000ae988 XMM05=b87c7529845269f30000000000320c08 XMM06=474038aa6c007e1f000000000031fca8 XMM07=e042d86d42eb936e000000000030f5b8 XMM08=a8ad9bc3bef820a900000000003036e8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000