[ 46.880398] ------------[ cut here ]------------ [ 46.881407] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.883813] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/236 [ 46.885498] Modules linked in: [ 46.886170] CPU: 0 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.888204] Tainted: [W]=WARN [ 46.888788] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.890477] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.891401] 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 [ 46.894953] RSP: 0018:ffff88800a8ffbc0 EFLAGS: 00010286 [ 46.896137] RAX: 0000000000000000 RBX: ffffed100151ff78 RCX: ffffffff813a4050 [ 46.897560] RDX: ffff88801bb05340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.898982] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100151ff2f [ 46.900488] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.902011] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a8ffdf8 [ 46.903317] FS: 00007ffbd3c6d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.904822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.905930] CR2: 00007fffb75e5ef7 CR3: 000000000ba99000 CR4: 0000000000350ef0 [ 46.907238] Call Trace: [ 46.907708] [ 46.908164] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.909077] ? __create_object+0x59/0x80 [ 46.909868] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.910993] __vmalloc_noprof+0x59/0x60 [ 46.911816] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.912838] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.913935] bpf_prog_alloc+0x39/0x200 [ 46.914730] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.915686] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.916580] do_seccomp+0x349/0x25e0 [ 46.917397] ? find_held_lock+0x2b/0x80 [ 46.918244] ? do_prlimit+0x310/0x610 [ 46.918996] ? __pfx_do_seccomp+0x10/0x10 [ 46.919782] ? do_raw_spin_unlock+0x53/0x220 [ 46.920612] ? _raw_spin_unlock+0x1e/0x40 [ 46.921381] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.922341] ? static_key_count+0x60/0x80 [ 46.923266] prctl_set_seccomp+0x4e/0x70 [ 46.924185] __do_sys_prctl+0xe6c/0x1d70 [ 46.925070] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.926093] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.927210] ? irqentry_exit+0xf3/0x650 [ 46.928030] do_syscall_64+0xbf/0x430 [ 46.928762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.929809] RIP: 0033:0x7ffbd415f5cd [ 46.930659] 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 [ 46.934231] RSP: 002b:00007fffb75e4b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.935726] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffbd415f5cd [ 46.937209] RDX: 00005558519b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.938634] RBP: 00007fffb75e4bc0 R08: 0000000000000000 R09: 00007fffb75e4260 [ 46.940110] R10: 0000000000000000 R11: 0000000000000246 R12: 00005558640d62b0 [ 46.941513] R13: 00007fffb75e4ff0 R14: 00005558640d8d20 R15: 00005558640ea8d0 [ 46.942922] [ 46.943416] irq event stamp: 1743 [ 46.944138] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 46.945682] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 46.947025] softirqs last enabled at (1588): [] handle_softirqs+0x50c/0x770 [ 46.948314] softirqs last disabled at (1583): [] __irq_exit_rcu+0xc4/0x100 [ 46.949569] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.220971] ------------[ cut here ]------------ [ 50.221730] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.223443] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 50.224698] Modules linked in: [ 50.225235] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.226925] Tainted: [W]=WARN [ 50.227394] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.228644] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.229429] 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 [ 50.232335] RSP: 0018:ffff88801ba17bc0 EFLAGS: 00010286 [ 50.233222] RAX: 0000000000000000 RBX: ffffed1003742f78 RCX: ffffffff813a4050 [ 50.234321] RDX: ffff88801b823780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.235405] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003742f2f [ 50.236466] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.237557] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ba17df8 [ 50.238659] FS: 00007efd19aa0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.239864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.240750] CR2: 00007ffd7213aef7 CR3: 000000001facd000 CR4: 0000000000350ef0 [ 50.241859] Call Trace: [ 50.242275] [ 50.242623] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.243396] ? __create_object+0x59/0x80 [ 50.244072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.244867] __vmalloc_noprof+0x59/0x60 [ 50.245525] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.246286] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.247067] bpf_prog_alloc+0x39/0x200 [ 50.247634] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.248390] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.249124] do_seccomp+0x349/0x25e0 [ 50.249686] ? find_held_lock+0x2b/0x80 [ 50.250326] ? do_prlimit+0x310/0x610 [ 50.250950] ? __pfx_do_seccomp+0x10/0x10 [ 50.251559] ? do_raw_spin_unlock+0x53/0x220 [ 50.252241] ? _raw_spin_unlock+0x1e/0x40 [ 50.252850] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.253663] ? static_key_count+0x60/0x80 [ 50.254328] prctl_set_seccomp+0x4e/0x70 [ 50.254969] __do_sys_prctl+0xe6c/0x1d70 [ 50.255575] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.256289] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.257087] ? irqentry_exit+0xf3/0x650 [ 50.257701] do_syscall_64+0xbf/0x430 [ 50.258315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.259100] RIP: 0033:0x7efd19f925cd [ 50.259641] 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 [ 50.262282] RSP: 002b:00007ffd72138c50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.263409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efd19f925cd [ 50.264469] RDX: 00005622097eee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.265520] RBP: 00007ffd72138cb0 R08: 0000000000000000 R09: 00007ffd72138350 [ 50.266585] R10: 0000000000000000 R11: 0000000000000246 R12: 000056222a681ad0 [ 50.267620] R13: 00007ffd721390e0 R14: 000056222a682bc0 R15: 000056222a693780 [ 50.268693] [ 50.269082] irq event stamp: 1789 [ 50.269581] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 50.270845] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 50.272113] softirqs last enabled at (1418): [] handle_softirqs+0x50c/0x770 [ 50.273389] softirqs last disabled at (1409): [] __irq_exit_rcu+0xc4/0x100 [ 50.274642] ---[ end trace 0000000000000000 ]--- [ 51.044399] ------------[ cut here ]------------ [ 51.045132] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.046774] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 51.047933] Modules linked in: [ 51.048407] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.050045] Tainted: [W]=WARN [ 51.050491] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.051659] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.052401] 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 [ 51.055013] RSP: 0018:ffff88801ace7bc0 EFLAGS: 00010286 [ 51.055755] RAX: 0000000000000000 RBX: ffffed100359cf78 RCX: ffffffff813a4050 [ 51.056774] RDX: ffff888019a7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.057804] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100359cf2f [ 51.058828] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.059849] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ace7df8 [ 51.060898] FS: 00007f567d608900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.062066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.062915] CR2: 00007fff59403ef7 CR3: 000000001fad7000 CR4: 0000000000350ef0 [ 51.063949] Call Trace: [ 51.064322] [ 51.064652] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.065373] ? __create_object+0x59/0x80 [ 51.066028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.066772] __vmalloc_noprof+0x59/0x60 [ 51.067386] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.068094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.068805] bpf_prog_alloc+0x39/0x200 [ 51.069392] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.070148] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.070839] do_seccomp+0x349/0x25e0 [ 51.071419] ? find_held_lock+0x2b/0x80 [ 51.072038] ? do_prlimit+0x310/0x610 [ 51.072599] ? __pfx_do_seccomp+0x10/0x10 [ 51.073233] ? do_raw_spin_unlock+0x53/0x220 [ 51.073907] ? _raw_spin_unlock+0x1e/0x40 [ 51.074502] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.075272] ? static_key_count+0x60/0x80 [ 51.075915] prctl_set_seccomp+0x4e/0x70 [ 51.076493] __do_sys_prctl+0xe6c/0x1d70 [ 51.077114] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.078035] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.079054] ? irqentry_exit+0xf3/0x650 [ 51.079772] do_syscall_64+0xbf/0x430 [ 51.080511] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.081456] RIP: 0033:0x7f567dafa5cd [ 51.082157] 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 [ 51.084834] RSP: 002b:00007fff59401700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.086004] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f567dafa5cd [ 51.087106] RDX: 0000556a958a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.088208] RBP: 00007fff59401760 R08: 0000000000000000 R09: 00007fff59400e00 [ 51.089303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556aa10f9bf0 [ 51.090394] R13: 00007fff59401b90 R14: 0000556aa1103380 R15: 0000556aa110e460 [ 51.091519] [ 51.091909] irq event stamp: 1735 [ 51.092421] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 51.093735] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 51.095060] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 51.096385] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 51.097685] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4175' (ECDSA) to the list of known hosts. 2025/11/18 07:37:09 fuzzer started 2025/11/18 07:37:09 dialing manager at localhost:37895 2025/11/18 07:37:09 checking machine... 2025/11/18 07:37:09 checking revisions... [ 52.030743] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:37:09 testing simple program... [ 52.117134] cgroup: Unknown subsys name 'net' [ 52.190762] cgroup: Unknown subsys name 'cpuset' [ 52.210579] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:37:08 Registers: info registers vcpu 0 RAX=00000000000481a5 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 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=00007ffde580bcc8 CR3=000000000e910000 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=2038303a37333a373020383120766f4e XMM01=657463656e6e6f63736944203a5d3234 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3234325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038303a37333a3730203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888015967700 RCX=ffff88801596758c RDX=1ffff11002b2ceee RSI=ffffffff81b2a0b4 RDI=ffff88801596770c RBP=ffff888015967770 RSP=ffff888015967618 R8 =ffffffff86a49c3a R9 =ffff888015967678 R10=000000000003c9ed R11=0000000000012f69 R12=ffff888015967700 R13=0000000000000000 R14=ffff88801657b780 R15=0000000000000dc0 RIP=ffffffff81619077 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 00007f00fa904900 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=00007ffd72132000 CR3=000000000d4bb000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=53cd10d1c852376e00000000000ae988 XMM05=90e645ce99a354340000000000320d10 XMM06=3459431fac5fa1ea000000000031f740 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000