[ 46.338480] ------------[ cut here ]------------ [ 46.339378] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.341392] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.342858] Modules linked in: [ 46.343488] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.345724] Tainted: [W]=WARN [ 46.346798] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.348295] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.349172] 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 [ 46.352360] RSP: 0018:ffff888013627bc0 EFLAGS: 00010286 [ 46.353336] RAX: 0000000000000000 RBX: ffffed10026c4f78 RCX: ffffffff813a4050 [ 46.354653] RDX: ffff8880192b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.355920] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10026c4f2f [ 46.357204] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.358527] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013627df8 [ 46.359812] FS: 00007f9040fdf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.361263] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.362346] CR2: 00007fffc9d2aef7 CR3: 000000000e1fd000 CR4: 0000000000350ef0 [ 46.363643] Call Trace: [ 46.364105] [ 46.364563] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.365464] ? __create_object+0x59/0x80 [ 46.366267] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.367198] __vmalloc_noprof+0x59/0x60 [ 46.367952] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.368840] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.369782] bpf_prog_alloc+0x39/0x200 [ 46.370521] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.371449] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.372359] do_seccomp+0x349/0x25e0 [ 46.373027] ? find_held_lock+0x2b/0x80 [ 46.373841] ? do_prlimit+0x310/0x610 [ 46.374579] ? __pfx_do_seccomp+0x10/0x10 [ 46.375370] ? do_raw_spin_unlock+0x53/0x220 [ 46.376152] ? _raw_spin_unlock+0x1e/0x40 [ 46.376943] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.377904] ? static_key_count+0x60/0x80 [ 46.378695] prctl_set_seccomp+0x4e/0x70 [ 46.379465] __do_sys_prctl+0xe6c/0x1d70 [ 46.380199] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.381058] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.382054] ? irqentry_exit+0xf3/0x650 [ 46.382818] do_syscall_64+0xbf/0x430 [ 46.383569] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.384528] RIP: 0033:0x7f90414d15cd [ 46.385191] 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 [ 46.388413] RSP: 002b:00007fffc9d29d10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.389796] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90414d15cd [ 46.391078] RDX: 000055febef44e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.392361] RBP: 00007fffc9d29d70 R08: 0000000000000000 R09: 00007fffc9d29410 [ 46.393613] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fee73fead0 [ 46.394890] R13: 00007fffc9d2a1a0 R14: 000055fee73ffbc0 R15: 000055fee7410780 [ 46.396168] [ 46.396625] irq event stamp: 1925 [ 46.397265] hardirqs last enabled at (1935): [] __up_console_sem+0x78/0x80 [ 46.398801] hardirqs last disabled at (1944): [] __up_console_sem+0x5d/0x80 [ 46.400327] softirqs last enabled at (1456): [] handle_softirqs+0x50c/0x770 Debian GNU/Linux[ 46.401855] softirqs last disabled at (1451): [] __irq_exit_rcu+0xc4/0x100 11 syzkaller ttyS0 [ 46.404293] ---[ end trace 0000000000000000 ]--- syzkaller login: [ 49.806295] ------------[ cut here ]------------ [ 49.807186] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.809363] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.810804] Modules linked in: [ 49.811434] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.813639] Tainted: [W]=WARN [ 49.814331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.815791] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.816700] 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 [ 49.819919] RSP: 0018:ffff88800f3e7bc0 EFLAGS: 00010286 [ 49.820910] RAX: 0000000000000000 RBX: ffffed1001e7cf78 RCX: ffffffff813a4050 [ 49.822214] RDX: ffff888009a83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.823531] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e7cf2f [ 49.824810] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.826109] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f3e7df8 [ 49.827391] FS: 00007f8f10dfb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.828850] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.829947] CR2: 00007ffe5da06ef7 CR3: 000000001febe000 CR4: 0000000000350ef0 [ 49.831242] Call Trace: [ 49.831710] [ 49.832127] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.833014] ? __create_object+0x59/0x80 [ 49.833812] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.834780] __vmalloc_noprof+0x59/0x60 [ 49.835554] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.836429] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.837351] bpf_prog_alloc+0x39/0x200 [ 49.838050] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.838981] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.839870] do_seccomp+0x349/0x25e0 [ 49.840592] ? find_held_lock+0x2b/0x80 [ 49.841350] ? do_prlimit+0x310/0x610 [ 49.842090] ? __pfx_do_seccomp+0x10/0x10 [ 49.842871] ? do_raw_spin_unlock+0x53/0x220 [ 49.843692] ? _raw_spin_unlock+0x1e/0x40 [ 49.844482] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.845455] ? static_key_count+0x60/0x80 [ 49.846275] prctl_set_seccomp+0x4e/0x70 [ 49.847012] __do_sys_prctl+0xe6c/0x1d70 [ 49.847790] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.848648] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.849629] do_syscall_64+0xbf/0x430 [ 49.850400] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.851345] RIP: 0033:0x7f8f112ed5cd [ 49.852014] 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 [ 49.855222] RSP: 002b:00007ffe5da05d10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.856613] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8f112ed5cd [ 49.857932] RDX: 0000562ba94bae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.859246] RBP: 00007ffe5da05d70 R08: 0000000000000000 R09: 00007ffe5da05410 [ 49.860531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bcc5e5ad0 [ 49.861835] R13: 00007ffe5da061a0 R14: 0000562bcc5e6bc0 R15: 0000562bcc5f7780 [ 49.863147] [ 49.863602] irq event stamp: 1811 [ 49.864213] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 49.865789] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 49.867302] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 49.868848] softirqs last disabled at (1849): [] __irq_exit_rcu+0xc4/0x100 [ 49.870351] ---[ end trace 0000000000000000 ]--- [ 50.708351] ------------[ cut here ]------------ [ 50.709213] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.711378] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.713051] Modules linked in: [ 50.713768] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.715724] Tainted: [W]=WARN [ 50.716332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.717812] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.718716] 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 [ 50.721870] RSP: 0018:ffff88801399fbc0 EFLAGS: 00010286 [ 50.722851] RAX: 0000000000000000 RBX: ffffed1002733f78 RCX: ffffffff813a4050 [ 50.724126] RDX: ffff8880167eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.725408] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002733f2f [ 50.726706] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.727989] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801399fdf8 [ 50.729264] FS: 00007f6f27590900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.730711] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.731775] CR2: 00007ffe5ea16ef7 CR3: 000000001c9f2000 CR4: 0000000000350ef0 [ 50.733068] Call Trace: [ 50.733568] [ 50.734008] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.734916] ? __create_object+0x59/0x80 [ 50.735694] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.736660] __vmalloc_noprof+0x59/0x60 [ 50.737427] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.738320] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.739214] bpf_prog_alloc+0x39/0x200 [ 50.739951] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.740880] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.741792] do_seccomp+0x349/0x25e0 [ 50.742503] ? find_held_lock+0x2b/0x80 [ 50.743265] ? do_prlimit+0x310/0x610 [ 50.743966] ? __pfx_do_seccomp+0x10/0x10 [ 50.744768] ? do_raw_spin_unlock+0x53/0x220 [ 50.745595] ? _raw_spin_unlock+0x1e/0x40 [ 50.746393] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.747366] ? static_key_count+0x60/0x80 [ 50.748127] prctl_set_seccomp+0x4e/0x70 [ 50.748919] __do_sys_prctl+0xe6c/0x1d70 [ 50.749720] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.750596] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.751557] ? irqentry_exit+0xf3/0x650 [ 50.752326] do_syscall_64+0xbf/0x430 [ 50.753007] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.753982] RIP: 0033:0x7f6f27a825cd [ 50.754688] 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 [ 50.757882] RSP: 002b:00007ffe5ea14b10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.759259] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6f27a825cd [ 50.760523] RDX: 000055ca6a999e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.761800] RBP: 00007ffe5ea14b70 R08: 0000000000000000 R09: 00007ffe5ea14210 [ 50.763090] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ca923e4b10 [ 50.764357] R13: 00007ffe5ea14fa0 R14: 000055ca923e52b0 R15: 000055ca923f96f0 [ 50.765641] [ 50.766080] irq event stamp: 1815 [ 50.766724] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 50.768260] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 50.769788] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 50.771350] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 50.772858] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33694' (ECDSA) to the list of known hosts. 2025/11/17 10:39:34 fuzzer started 2025/11/17 10:39:34 dialing manager at localhost:37895 2025/11/17 10:39:34 checking machine... 2025/11/17 10:39:34 checking revisions... [ 51.666526] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:39:34 testing simple program... [ 51.759804] cgroup: Unknown subsys name 'net' [ 51.831709] cgroup: Unknown subsys name 'cpuset' [ 51.854586] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:39:33 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8175a637 RDX=ffff8880135db780 RSI=ffffffff8175a578 RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88806ce08988 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e787a8 R15=0000000000000000 RIP=ffffffff81751c78 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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f8f10dfb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe5d9ff000 CR3=000000001feb4000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000028347 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 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f56f0127370 CR3=000000000da91000 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=5a8b694af7a4d4a7d6447bbe68056465 XMM02=ec2efd57dc4c00df0000000000306610 XMM03=0e40eb778b330d1800000000003066e0 XMM04=e116b71ddeacaaaf00000000000ae988 XMM05=2d5c1b5f34f626f70000000000321d20 XMM06=474038aa6c007e1f0000000000321490 XMM07=e042d86d42eb936e0000000000311ab8 XMM08=0e40eb778b330d1800000000003066e0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000