BUG: memory leak unreferenced object 0xffff88810de80580 (size 64): comm "syz-executor537", pid 8473, jiffies 4294964413 (age 17.490s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 90 05 e8 0d 81 88 ff ff 90 05 e8 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] kmalloc include/linux/slab.h:552 [inline] [<00000000e0732b97>] kzalloc include/linux/slab.h:682 [inline] [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 net/qrtr/tun.c:35 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 drivers/char/misc.c:141 [<000000009078b23a>] chrdev_open+0x10d/0x340 fs/char_dev.c:414 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 fs/open.c:817 [<00000000d767c294>] do_open fs/namei.c:3254 [inline] [<00000000d767c294>] path_openat+0x74a/0x1b00 fs/namei.c:3371 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 fs/namei.c:3398 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 fs/open.c:1172 [<0000000044ae1540>] do_sys_open fs/open.c:1188 [inline] [<0000000044ae1540>] __do_sys_openat fs/open.c:1204 [inline] [<0000000044ae1540>] __se_sys_openat fs/open.c:1199 [inline] [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 fs/open.c:1199 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1ac0 (size 64): comm "syz-executor537", pid 8474, jiffies 4294964438 (age 17.240s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... d0 1a cf 0d 81 88 ff ff d0 1a cf 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] kmalloc include/linux/slab.h:552 [inline] [<00000000e0732b97>] kzalloc include/linux/slab.h:682 [inline] [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 net/qrtr/tun.c:35 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 drivers/char/misc.c:141 [<000000009078b23a>] chrdev_open+0x10d/0x340 fs/char_dev.c:414 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 fs/open.c:817 [<00000000d767c294>] do_open fs/namei.c:3254 [inline] [<00000000d767c294>] path_openat+0x74a/0x1b00 fs/namei.c:3371 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 fs/namei.c:3398 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 fs/open.c:1172 [<0000000044ae1540>] do_sys_open fs/open.c:1188 [inline] [<0000000044ae1540>] __do_sys_openat fs/open.c:1204 [inline] [<0000000044ae1540>] __se_sys_openat fs/open.c:1199 [inline] [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 fs/open.c:1199 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1f80 (size 64): comm "syz-executor537", pid 8476, jiffies 4294964465 (age 16.970s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 90 1f cf 0d 81 88 ff ff 90 1f cf 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] kmalloc include/linux/slab.h:552 [inline] [<00000000e0732b97>] kzalloc include/linux/slab.h:682 [inline] [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 net/qrtr/tun.c:35 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 drivers/char/misc.c:141 [<000000009078b23a>] chrdev_open+0x10d/0x340 fs/char_dev.c:414 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 fs/open.c:817 [<00000000d767c294>] do_open fs/namei.c:3254 [inline] [<00000000d767c294>] path_openat+0x74a/0x1b00 fs/namei.c:3371 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 fs/namei.c:3398 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 fs/open.c:1172 [<0000000044ae1540>] do_sys_open fs/open.c:1188 [inline] [<0000000044ae1540>] __do_sys_openat fs/open.c:1204 [inline] [<0000000044ae1540>] __se_sys_openat fs/open.c:1199 [inline] [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 fs/open.c:1199 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810de805c0 (size 64): comm "syz-executor537", pid 8477, jiffies 4294964490 (age 16.720s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... d0 05 e8 0d 81 88 ff ff d0 05 e8 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] kmalloc include/linux/slab.h:552 [inline] [<00000000e0732b97>] kzalloc include/linux/slab.h:682 [inline] [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 net/qrtr/tun.c:35 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 drivers/char/misc.c:141 [<000000009078b23a>] chrdev_open+0x10d/0x340 fs/char_dev.c:414 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 fs/open.c:817 [<00000000d767c294>] do_open fs/namei.c:3254 [inline] [<00000000d767c294>] path_openat+0x74a/0x1b00 fs/namei.c:3371 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 fs/namei.c:3398 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 fs/open.c:1172 [<0000000044ae1540>] do_sys_open fs/open.c:1188 [inline] [<0000000044ae1540>] __do_sys_openat fs/open.c:1204 [inline] [<0000000044ae1540>] __se_sys_openat fs/open.c:1199 [inline] [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 fs/open.c:1199 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1f40 (size 64): comm "syz-executor537", pid 8475, jiffies 4294964515 (age 16.470s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 50 1f cf 0d 81 88 ff ff 50 1f cf 0d 81 88 ff ff P.......P....... backtrace: [<00000000e0732b97>] kmalloc include/linux/slab.h:552 [inline] [<00000000e0732b97>] kzalloc include/linux/slab.h:682 [inline] [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 net/qrtr/tun.c:35 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 drivers/char/misc.c:141 [<000000009078b23a>] chrdev_open+0x10d/0x340 fs/char_dev.c:414 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 fs/open.c:817 [<00000000d767c294>] do_open fs/namei.c:3254 [inline] [<00000000d767c294>] path_openat+0x74a/0x1b00 fs/namei.c:3371 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 fs/namei.c:3398 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 fs/open.c:1172 [<0000000044ae1540>] do_sys_open fs/open.c:1188 [inline] [<0000000044ae1540>] __do_sys_openat fs/open.c:1204 [inline] [<0000000044ae1540>] __se_sys_openat fs/open.c:1199 [inline] [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 fs/open.c:1199 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address executing program executing program executing program executing program executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address